diff --git a/package-lock.json b/package-lock.json index 238122cd7e..ba9206508a 100644 --- a/package-lock.json +++ b/package-lock.json @@ -118,6 +118,7 @@ "eslint-plugin-playground-dev": "file:packages/meta/src/eslint-plugin-playground-dev", "eslint-plugin-react": "7.32.2", "eslint-plugin-react-hooks": "4.6.0", + "estree-toolkit": "1.7.8", "gh-pages": "5.0.0", "glob": "^9.3.0", "husky": "8.0.3", @@ -127,6 +128,7 @@ "jsdom": "22.1.0", "jsonc-eslint-parser": "^2.1.0", "lerna": "6.6.2", + "meriyah": "6.0.3", "nx": "16.9.0", "ora": "6.3.0", "prettier": "^2.6.2", @@ -15804,6 +15806,15 @@ "dev": true, "license": "MIT" }, + "node_modules/@types/estree-jsx": { + "version": "1.0.5", + "resolved": "https://registry.npmjs.org/@types/estree-jsx/-/estree-jsx-1.0.5.tgz", + "integrity": "sha512-52CcUVNFyfb1A2ALocQw/Dd1BQFNmSdkuC3BkZ6iqhdMfQz7JWOFRuJFloOzjk+6WijU56m9oKXFAXc7o3Towg==", + "dev": true, + "dependencies": { + "@types/estree": "*" + } + }, "node_modules/@types/express": { "version": "4.17.17", "dev": true, @@ -26301,6 +26312,22 @@ "node": ">=4.0" } }, + "node_modules/estree-toolkit": { + "version": "1.7.8", + "resolved": "https://registry.npmjs.org/estree-toolkit/-/estree-toolkit-1.7.8.tgz", + "integrity": "sha512-v0Q0L+0agSDFe3x9Sj7aAzrI9afvsfr5r7AM2SNk/8bKYRQ3tUf4PQEUWe99LkWysmT1PsuSpW+W1w/xZmCKeg==", + "dev": true, + "dependencies": { + "@types/estree": "^1.0.5", + "@types/estree-jsx": "^1.0.5" + } + }, + "node_modules/estree-toolkit/node_modules/@types/estree": { + "version": "1.0.6", + "resolved": "https://registry.npmjs.org/@types/estree/-/estree-1.0.6.tgz", + "integrity": "sha512-AYnb1nQyY49te+VRAVgmzfcgjYS91mY5P0TKUDCLEM+gNnA+3T6rWITXRLYCpahpqSQbN5cE+gHpnPyXjHWxcw==", + "dev": true + }, "node_modules/estree-walker": { "version": "2.0.2", "dev": true, @@ -33967,6 +33994,15 @@ "node": ">= 8" } }, + "node_modules/meriyah": { + "version": "6.0.3", + "resolved": "https://registry.npmjs.org/meriyah/-/meriyah-6.0.3.tgz", + "integrity": "sha512-NqUbuQIjIH8dxUBPTMHS1kwIHd6n6nF3F7oeLXGWqBkpVP2lZxVHdab5JxbFBisIB4axZ9b/lT4HLJfZxmFK7Q==", + "dev": true, + "engines": { + "node": ">=18.0.0" + } + }, "node_modules/methods": { "version": "1.1.2", "license": "MIT", diff --git a/package.json b/package.json index 89a2e49de6..82dd6c7bc5 100644 --- a/package.json +++ b/package.json @@ -23,6 +23,7 @@ "prepare": "husky install", "reset": "nx reset", "recompile:php": "npm run recompile:php:web && npm run recompile:php:node", + "recompile:php:web": "nx recompile-php:all php-wasm-web ", "recompile:php:web:jspi:all": "nx recompile-php:jspi:all php-wasm-web", "recompile:php:web:jspi:8.4": "nx recompile-php:jspi php-wasm-web -- --PHP_VERSION=8.4 ", "recompile:php:web:jspi:8.3": "nx recompile-php:jspi php-wasm-web -- --PHP_VERSION=8.3 ", diff --git a/packages/php-wasm/compile/base-image/Dockerfile b/packages/php-wasm/compile/base-image/Dockerfile index 9feb3bbcd2..cc616ab69a 100644 --- a/packages/php-wasm/compile/base-image/Dockerfile +++ b/packages/php-wasm/compile/base-image/Dockerfile @@ -1,7 +1,6 @@ # Originally forked from https://github.com/seanmorris/php-wasm -# ubuntu:lunar supports amd64 and arm64 (Apple Silicon) while -# emscripten/emsdk:3.1.24 supports amd64 only. -FROM ubuntu:lunar as emscripten +# ubuntu:noble supports amd64 and arm64 (Apple Silicon) +FROM ubuntu:noble as emscripten SHELL ["/bin/bash", "-c"] @@ -50,8 +49,8 @@ RUN set -euxo pipefail;\ # https://github.com/WordPress/wordpress-playground/tree/67d916b5eccfe78e26e9c953598cc1a81f316931/packages/php-wasm/compile RUN ln -s /usr/bin/python3 /usr/bin/python RUN git clone https://github.com/emscripten-core/emsdk.git && \ - ./emsdk/emsdk install 3.1.61 && \ - /root/emsdk/emsdk activate 3.1.61 + ./emsdk/emsdk install 3.1.74 && \ + /root/emsdk/emsdk activate 3.1.74 RUN mkdir -p /root/lib/lib /root/lib/include /root/lib/share /root/lib/bin @@ -62,9 +61,11 @@ for dir in $(ls $1); do \n\ cp -r /root/$1/$dir/* /root/lib/$dir/ 2>/dev/null || :; \n\ done ' > /root/copy-lib.sh RUN chmod a+x /root/copy-lib.sh -# Script to replace strings in files and exit with a non-zero status if the string is not found. +# Scripts to replace strings in files and exit with a non-zero status if the string is not found. COPY ./replace.sh /root/replace.sh RUN chmod a+x /root/replace.sh +COPY ./replace-across-lines.sh /root/replace-across-lines.sh +RUN chmod a+x /root/replace-across-lines.sh # Patch emcc to allow skipping flags and passing additional flags using environment variables. # diff --git a/packages/php-wasm/compile/base-image/replace-across-lines.sh b/packages/php-wasm/compile/base-image/replace-across-lines.sh new file mode 100644 index 0000000000..ba18d03f93 --- /dev/null +++ b/packages/php-wasm/compile/base-image/replace-across-lines.sh @@ -0,0 +1,14 @@ +#!/bin/bash + +# This script is used to replace strings in files and exit with a non-zero status if the string is not found. +# This version of the script can do replacements across multiple lines. + +perl -0 -pi.bak -e "$1" "$2" +if [ $? -ne 0 ]; then + echo "Failed to replace $1 in file $2 - exiting with non-zero status" + exit 1 +fi +if cmp --silent -- "$2" "$2.bak"; then + echo "No matches found for $1 in file $2 - exiting with non-zero status" + exit 1 +fi diff --git a/packages/php-wasm/compile/php-wasm-dns-polyfill/config.m4 b/packages/php-wasm/compile/php-wasm-dns-polyfill/config.m4 new file mode 100644 index 0000000000..9829657fd3 --- /dev/null +++ b/packages/php-wasm/compile/php-wasm-dns-polyfill/config.m4 @@ -0,0 +1,8 @@ +dnl config.m4 for extension dns_polyfill + +PHP_ARG_ENABLE(dns_polyfill, whether to enable dns_polyfill support, +[ --enable-dns_polyfill Enable dns_polyfill support]) + +if test "$PHP_WASM_DNS_POLYFILL" != "no"; then + PHP_NEW_EXTENSION(dns_polyfill, dns_polyfill.c, $ext_shared) +fi \ No newline at end of file diff --git a/packages/php-wasm/compile/php-wasm-dns-polyfill/config.w32 b/packages/php-wasm/compile/php-wasm-dns-polyfill/config.w32 new file mode 100644 index 0000000000..dc75cc0295 --- /dev/null +++ b/packages/php-wasm/compile/php-wasm-dns-polyfill/config.w32 @@ -0,0 +1,5 @@ +ARG_ENABLE("dns_polyfill", "Enable dns_polyfill support", "no"); + +if (PHP_WASM_DNS_POLYFILL == "yes") { + EXTENSION("dns_polyfill", "dns_polyfill.c"); +} \ No newline at end of file diff --git a/packages/php-wasm/compile/php/dns_polyfill.c b/packages/php-wasm/compile/php-wasm-dns-polyfill/dns_polyfill.c similarity index 63% rename from packages/php-wasm/compile/php/dns_polyfill.c rename to packages/php-wasm/compile/php-wasm-dns-polyfill/dns_polyfill.c index d17c7a8a7c..2c96cd96bc 100644 --- a/packages/php-wasm/compile/php/dns_polyfill.c +++ b/packages/php-wasm/compile/php-wasm-dns-polyfill/dns_polyfill.c @@ -3,6 +3,7 @@ #include "php_network.h" #include "zend_API.h" #include "dns_polyfill.h" +#include "ext/standard/info.h" #ifdef HAVE_SYS_SOCKET_H #include @@ -108,61 +109,11 @@ extern void __res_ndestroy(res_state statp); #define MAXRESOURCERECORDS 64 #endif /* MAXRESOURCERECORDS */ -#ifndef PHP_DNS_A -#define PHP_DNS_A 0x00000001 -#endif -#ifndef PHP_DNS_NS -#define PHP_DNS_NS 0x00000002 -#endif -#ifndef PHP_DNS_CNAME -#define PHP_DNS_CNAME 0x00000010 -#endif -#ifndef PHP_DNS_SOA -#define PHP_DNS_SOA 0x00000020 -#endif -#ifndef PHP_DNS_PTR -#define PHP_DNS_PTR 0x00000800 -#endif -#ifndef PHP_DNS_HINFO -#define PHP_DNS_HINFO 0x00001000 -#endif -#if !defined(PHP_WIN32) && !defined(PHP_DNS_CAA) -#define PHP_DNS_CAA 0x00002000 -#endif -#ifndef PHP_DNS_MX -#define PHP_DNS_MX 0x00004000 -#endif -#ifndef PHP_DNS_TXT -#define PHP_DNS_TXT 0x00008000 -#endif -#ifndef PHP_DNS_A6 -#define PHP_DNS_A6 0x01000000 -#endif -#ifndef PHP_DNS_SRV -#define PHP_DNS_SRV 0x02000000 -#endif -#ifndef PHP_DNS_NAPTR -#define PHP_DNS_NAPTR 0x04000000 -#endif -#ifndef PHP_DNS_AAAA -#define PHP_DNS_AAAA 0x08000000 -#endif -#ifndef PHP_DNS_ANY -#define PHP_DNS_ANY 0x10000000 -#endif -#ifndef PHP_DNS_NUM_TYPES -#define PHP_DNS_NUM_TYPES 13 /* Number of DNS Types Supported by PHP currently */ -#endif -#ifndef PHP_DNS_ALL -#define PHP_DNS_ALL (PHP_DNS_A|PHP_DNS_NS|PHP_DNS_CNAME|PHP_DNS_SOA|PHP_DNS_PTR|PHP_DNS_HINFO|PHP_DNS_CAA|PHP_DNS_MX|PHP_DNS_TXT|PHP_DNS_A6|PHP_DNS_SRV|PHP_DNS_NAPTR|PHP_DNS_AAAA) -#endif typedef union { HEADER qb1; uint8_t qb2[65536]; } querybuf; -#define arginfo_checkdnsrr arginfo_dns_check_record - PHP_FUNCTION(dns_check_record) { HEADER *hp; @@ -232,8 +183,6 @@ PHP_FUNCTION(dns_get_record) /* {{{ Get MX records corresponding to a given Internet host name */ -#define arginfo_getmxrr arginfo_dns_get_mx - PHP_FUNCTION(dns_get_mx) { char *hostname; @@ -271,3 +220,62 @@ PHP_FUNCTION(dns_get_mx) RETURN_FALSE; } /* }}} */ + +/* {{{ PHP_MINFO_FUNCTION */ +PHP_MINFO_FUNCTION(dns_polyfill) +{ + php_info_print_table_start(); + php_info_print_table_row(2, "dns_polyfill support", "enabled"); + php_info_print_table_end(); +} +/* }}} */ + +PHP_MINIT_FUNCTION(dns_polyfill) +{ + REGISTER_LONG_CONSTANT("DNS_A", PHP_DNS_A, CONST_CS | CONST_PERSISTENT); + REGISTER_LONG_CONSTANT("DNS_NS", PHP_DNS_NS, CONST_CS | CONST_PERSISTENT); + REGISTER_LONG_CONSTANT("DNS_CNAME", PHP_DNS_CNAME, CONST_CS | CONST_PERSISTENT); + REGISTER_LONG_CONSTANT("DNS_SOA", PHP_DNS_SOA, CONST_CS | CONST_PERSISTENT); + REGISTER_LONG_CONSTANT("DNS_PTR", PHP_DNS_PTR, CONST_CS | CONST_PERSISTENT); + REGISTER_LONG_CONSTANT("DNS_HINFO", PHP_DNS_HINFO, CONST_CS | CONST_PERSISTENT); + REGISTER_LONG_CONSTANT("DNS_CAA", PHP_DNS_CAA, CONST_CS | CONST_PERSISTENT); + REGISTER_LONG_CONSTANT("DNS_MX", PHP_DNS_MX, CONST_CS | CONST_PERSISTENT); + REGISTER_LONG_CONSTANT("DNS_TXT", PHP_DNS_TXT, CONST_CS | CONST_PERSISTENT); + REGISTER_LONG_CONSTANT("DNS_SRV", PHP_DNS_SRV, CONST_CS | CONST_PERSISTENT); + REGISTER_LONG_CONSTANT("DNS_NAPTR", PHP_DNS_NAPTR, CONST_CS | CONST_PERSISTENT); + REGISTER_LONG_CONSTANT("DNS_AAAA", PHP_DNS_AAAA, CONST_CS | CONST_PERSISTENT); + REGISTER_LONG_CONSTANT("DNS_A6", PHP_DNS_A6, CONST_CS | CONST_PERSISTENT); + REGISTER_LONG_CONSTANT("DNS_ANY", PHP_DNS_ANY, CONST_CS | CONST_PERSISTENT); + REGISTER_LONG_CONSTANT("DNS_ALL", PHP_DNS_ALL, CONST_CS | CONST_PERSISTENT); + + return SUCCESS; +} + +PHP_MSHUTDOWN_FUNCTION(dns_polyfill) +{ + return SUCCESS; +} + +/* {{{ dns_polyfill_functions[] */ +const zend_function_entry dns_polyfill_functions[] = { + ZEND_FE(dns_get_mx, arginfo_dns_get_mx) + ZEND_FALIAS(getmxrr, dns_get_mx, arginfo_getmxrr) + ZEND_FE(dns_check_record, arginfo_dns_check_record) + ZEND_FALIAS(checkdnsrr, dns_check_record, arginfo_checkdnsrr) + ZEND_FE(dns_get_record, arginfo_dns_get_record) + ZEND_FE_END}; +/* }}} */ + +/* {{{ dns_polyfill_module_entry */ +zend_module_entry dns_polyfill_module_entry = { + STANDARD_MODULE_HEADER, + "dns_polyfill", /* Extension name */ + dns_polyfill_functions, /* zend_function_entry */ + PHP_MINIT(dns_polyfill), /* PHP_MINIT - Module initialization */ + PHP_MSHUTDOWN(dns_polyfill), /* PHP_MSHUTDOWN - Module shutdown */ + NULL, /* PHP_RINIT - Request initialization */ + NULL, /* PHP_RSHUTDOWN - Request shutdown */ + PHP_MINFO(dns_polyfill), /* PHP_MINFO - Module info */ + PHP_DNS_POLYFILL_VERSION, /* Version */ + STANDARD_MODULE_PROPERTIES}; +/* }}} */ \ No newline at end of file diff --git a/packages/php-wasm/compile/php-wasm-dns-polyfill/dns_polyfill.h b/packages/php-wasm/compile/php-wasm-dns-polyfill/dns_polyfill.h new file mode 100644 index 0000000000..4ca49fd509 --- /dev/null +++ b/packages/php-wasm/compile/php-wasm-dns-polyfill/dns_polyfill.h @@ -0,0 +1,87 @@ +#ifndef PHP_WASM_DNS_POLYFILL_H +#define PHP_WASM_DNS_POLYFILL_H + +#ifndef PHP_DNS_A +#define PHP_DNS_A 0x00000001 +#endif +#ifndef PHP_DNS_NS +#define PHP_DNS_NS 0x00000002 +#endif +#ifndef PHP_DNS_CNAME +#define PHP_DNS_CNAME 0x00000010 +#endif +#ifndef PHP_DNS_SOA +#define PHP_DNS_SOA 0x00000020 +#endif +#ifndef PHP_DNS_PTR +#define PHP_DNS_PTR 0x00000800 +#endif +#ifndef PHP_DNS_HINFO +#define PHP_DNS_HINFO 0x00001000 +#endif +#if !defined(PHP_WIN32) && !defined(PHP_DNS_CAA) +#define PHP_DNS_CAA 0x00002000 +#endif +#ifndef PHP_DNS_MX +#define PHP_DNS_MX 0x00004000 +#endif +#ifndef PHP_DNS_TXT +#define PHP_DNS_TXT 0x00008000 +#endif +#ifndef PHP_DNS_A6 +#define PHP_DNS_A6 0x01000000 +#endif +#ifndef PHP_DNS_SRV +#define PHP_DNS_SRV 0x02000000 +#endif +#ifndef PHP_DNS_NAPTR +#define PHP_DNS_NAPTR 0x04000000 +#endif +#ifndef PHP_DNS_AAAA +#define PHP_DNS_AAAA 0x08000000 +#endif +#ifndef PHP_DNS_ANY +#define PHP_DNS_ANY 0x10000000 +#endif +#ifndef PHP_DNS_NUM_TYPES +#define PHP_DNS_NUM_TYPES 13 /* Number of DNS Types Supported by PHP currently */ +#endif +#ifndef PHP_DNS_ALL +#define PHP_DNS_ALL (PHP_DNS_A | PHP_DNS_NS | PHP_DNS_CNAME | PHP_DNS_SOA | PHP_DNS_PTR | PHP_DNS_HINFO | PHP_DNS_CAA | PHP_DNS_MX | PHP_DNS_TXT | PHP_DNS_A6 | PHP_DNS_SRV | PHP_DNS_NAPTR | PHP_DNS_AAAA) +#endif + +extern zend_module_entry dns_polyfill_module_entry; +#define phpext_dns_polyfill_ptr &dns_polyfill_module_entry + +ZEND_BEGIN_ARG_INFO_EX(arginfo_dns_check_record, 0, 0, 1) +ZEND_ARG_INFO(0, host) +ZEND_ARG_INFO(0, type) +ZEND_END_ARG_INFO() + +#define arginfo_checkdnsrr arginfo_dns_check_record + +PHP_FUNCTION(dns_check_record); + +ZEND_BEGIN_ARG_INFO_EX(arginfo_dns_get_record, 0, 0, 1) +ZEND_ARG_INFO(0, hostname) +ZEND_ARG_INFO(0, type) +ZEND_ARG_ARRAY_INFO(1, authns, 1) +ZEND_ARG_ARRAY_INFO(1, addtl, 1) +ZEND_ARG_INFO(0, raw) +ZEND_END_ARG_INFO() + +PHP_FUNCTION(dns_get_record); + +ZEND_BEGIN_ARG_INFO_EX(arginfo_dns_get_mx, 0, 0, 2) +ZEND_ARG_INFO(0, hostname) +ZEND_ARG_INFO(1, mxhosts) /* ARRAY_INFO(1, mxhosts, 1) */ +ZEND_ARG_INFO(1, weight) /* ARRAY_INFO(1, weight, 1) */ +ZEND_END_ARG_INFO() + +#define arginfo_getmxrr arginfo_dns_get_mx + +PHP_FUNCTION(dns_get_mx); + +#define PHP_DNS_POLYFILL_VERSION "1.0.0" + +#endif // PHP_WASM_DNS_POLYFILL_H \ No newline at end of file diff --git a/packages/php-wasm/compile/php/Dockerfile b/packages/php-wasm/compile/php/Dockerfile index 1d1e40dd73..905070faaa 100644 --- a/packages/php-wasm/compile/php/Dockerfile +++ b/packages/php-wasm/compile/php/Dockerfile @@ -19,6 +19,9 @@ RUN git clone https://github.com/php/php-src.git php-src \ # Work around memory leak due to PHP using Emscripten's incomplete mmap/munmap support COPY ./php-wasm-memory-storage /root/php-src/ext/wasm_memory_storage +# Polyfill for dns functions +COPY ./php-wasm-dns-polyfill/ /root/php-src/ext/dns_polyfill + RUN cd php-src && ./buildconf --force # Bring in the libraries @@ -333,6 +336,7 @@ CURL_LIBS="-I/root/lib/lib -L/root/lib/lib" \ --enable-ctype \ --enable-tokenizer \ --enable-wasm_memory_storage \ + --enable-dns_polyfill \ $(cat /root/.php-configure-flags) # Silence the errors "munmap() failed: [28] Invalid argument" @@ -391,8 +395,6 @@ RUN cp -v /root/php-src/.libs/libphp*.la /root/lib/libphp.la RUN cp -v /root/php-src/.libs/libphp*.a /root/lib/libphp.a COPY ./php/php_wasm.c /root/ -COPY ./php/dns_polyfill.c /root/ -COPY ./php/dns_polyfill.h /root/ COPY ./php/proc_open* /root/ RUN if [[ "${PHP_VERSION:0:1}" -le "7" && "${PHP_VERSION:2:1}" -le "3" ]]; then \ @@ -964,7 +966,7 @@ RUN set -euxo pipefail; \ else \ export ASYNCIFY_FLAGS=" -s ASYNCIFY=1 -s ASYNCIFY_IGNORE_INDIRECT=1 -s EXPORTED_RUNTIME_METHODS=ccall,PROXYFS,wasmExports $(cat /root/.emcc-php-asyncify-flags) "; \ echo '' > /root/php_wasm_asyncify.h; \ - fi; \ + fi; \ export EXPORTED_FUNCTIONS=$'["_exit", \n\ "UTF8ToString", \n\ "stringToUTF8", \n\ @@ -1024,7 +1026,6 @@ RUN set -euxo pipefail; \ /root/lib/libphp.a \ /root/proc_open.c \ /root/php_wasm.c \ - /root/dns_polyfill.c \ $(cat /root/.emcc-php-wasm-sources) \ -s ENVIRONMENT=$EMSCRIPTEN_ENVIRONMENT \ -s FORCE_FILESYSTEM=1 \ @@ -1072,7 +1073,7 @@ RUN set -euxo pipefail; \ # This assumes the traffic is always forwarded to the same target. # However, we want to support arbitrary targets, so we need to # replace the hardcoded websocket target URL with a dynamic callback. - /root/replace.sh $'s/if\s*\(\s*["\']string["\']\s*===\s*typeof Module\[["\']websocket["\']\]\[["\']url["\']\]\s*\)/if("function"===typeof Module["websocket"]["url"]) {\nurl = Module["websocket"]["url"](...arguments);\n}else if ("string" === typeof Module["websocket"]["url"])/g' \ + /root/replace.sh $'s/if\s*\(\s*SOCKFS\.websocketArgs\["url"\]\s*\)/if("function"===typeof SOCKFS.websocketArgs["url"]) {\nurl = SOCKFS.websocketArgs["url"](...arguments);\n}else if ("string" === typeof SOCKFS.websocketArgs["url"])/g' \ /root/output/php.js; \ # Enable custom WebSocket constructors to support socket options. /root/replace.sh "s/ws\s*=\s*new WebSocketConstructor/if (Module['websocket']['decorator']) {WebSocketConstructor = Module['websocket']['decorator'](WebSocketConstructor);}ws = new WebSocketConstructor/g" /root/output/php.js && \ @@ -1110,6 +1111,26 @@ RUN set -euxo pipefail; \ # wrapper function. /root/replace.sh $'s/ENVIRONMENT_IS_([A-Z]+)\s*=\s*(true|false)/ENVIRONMENT_IS_$1=RuntimeName==="$1"/g' /root/output/php.js; \ /root/replace.sh 's/var ENV\s*=\s*\{/var ENV = PHPLoader.ENV || {/g' /root/output/php.js; \ + # Patch Emscripten exit status to include a stack trace + # Override Emscripten's default ExitStatus class which gets + # thrown on failure. Unfortunately, the default object is not + # a subclass of Error and does not provide any stack trace. + # + # This is a deliberate behavior on Emscripten's end to prevent + # memory leaks after the program exits. See: + # + # https://github.com/emscripten-core/emscripten/pull/9108 + # + # In case of WordPress Playground, the worker in which the PHP + # runs will typically exit after the PHP program finishes, so + # we don't have to worry about memory leaks. + /root/replace-across-lines.sh 's/(class\s+ExitStatus\s*\{\s*name\s*=\s*"ExitStatus";\s*constructor\(\s*status\s*\)\s*\{\s*this\.message\s*=\s*`Program terminated with exit\(\$\{status\}\)`;\s*this.status\s*=\s*status;?\s*\}\s*\})/$1\nExitStatus = class PHPExitStatus extends Error {\nconstructor(status) {\n super(status);\n this.name = "ExitStatus";\n this.message = "Program terminated with exit(" + status + ")";\n this.status = status;\n }\n};/' /root/output/php.js; \ + # Restore quit handling to Emscripten + # Quit callback customization was removed from Emscripten by: + # https://github.com/emscripten-core/emscripten/pull/22371 + # But the alternative `onExit()` handling is conditional and has different semantics. + # To avoid bugs due to this change, let's just restore support for quit callback customization. + /root/replace.sh 's/(if\s*\(Module\["thisProgram"\]\)\s*thisProgram\s*=\s*Module\["thisProgram"\];)/$1\nif (Module["quit"]) quit_=Module["quit"];/' /root/output/php.js; \ # Turn the php.js file into an ES module # Manually turn the output into a esm module instead of relying on -s MODULARIZE=1. # which pollutes the global namespace and does not play well with import() mechanics. diff --git a/packages/php-wasm/compile/php/dns_polyfill.h b/packages/php-wasm/compile/php/dns_polyfill.h deleted file mode 100644 index 5ca609770f..0000000000 --- a/packages/php-wasm/compile/php/dns_polyfill.h +++ /dev/null @@ -1,33 +0,0 @@ -#ifndef PHP_WASM_DNS_POLYFILL_H -#define PHP_WASM_DNS_POLYFILL_H - -ZEND_BEGIN_ARG_INFO_EX(arginfo_dns_check_record, 0, 0, 1) -ZEND_ARG_INFO(0, host) -ZEND_ARG_INFO(0, type) -ZEND_END_ARG_INFO() - -#define arginfo_checkdnsrr arginfo_dns_check_record - -PHP_FUNCTION(dns_check_record); - -ZEND_BEGIN_ARG_INFO_EX(arginfo_dns_get_record, 0, 0, 1) -ZEND_ARG_INFO(0, hostname) -ZEND_ARG_INFO(0, type) -ZEND_ARG_ARRAY_INFO(1, authns, 1) -ZEND_ARG_ARRAY_INFO(1, addtl, 1) -ZEND_ARG_INFO(0, raw) -ZEND_END_ARG_INFO() - -PHP_FUNCTION(dns_get_record); - -ZEND_BEGIN_ARG_INFO_EX(arginfo_dns_get_mx, 0, 0, 2) -ZEND_ARG_INFO(0, hostname) -ZEND_ARG_INFO(1, mxhosts) /* ARRAY_INFO(1, mxhosts, 1) */ -ZEND_ARG_INFO(1, weight) /* ARRAY_INFO(1, weight, 1) */ -ZEND_END_ARG_INFO() - -#define arginfo_getmxrr arginfo_dns_get_mx - -PHP_FUNCTION(dns_get_mx); - -#endif // PHP_WASM_DNS_POLYFILL_H \ No newline at end of file diff --git a/packages/php-wasm/compile/php/esm-prefix.js b/packages/php-wasm/compile/php/esm-prefix.js index e050dd727c..d23e37c78f 100644 --- a/packages/php-wasm/compile/php/esm-prefix.js +++ b/packages/php-wasm/compile/php/esm-prefix.js @@ -1,37 +1,2 @@ export function init(RuntimeName, PHPLoader) { - /** - * Overrides Emscripten's default ExitStatus object which gets - * thrown on failure. Unfortunately, the default object is not - * a subclass of Error and does not provide any stack trace. - * - * This is a deliberate behavior on Emscripten's end to prevent - * memory leaks after the program exits. See: - * - * https://github.com/emscripten-core/emscripten/pull/9108 - * - * In case of WordPress Playground, the worker in which the PHP - * runs will typically exit after the PHP program finishes, so - * we don't have to worry about memory leaks. - * - * As for assigning to a previously undeclared ExitStatus variable here, - * the Emscripten module declares `ExitStatus` as `function ExitStatus` - * which means it gets hoisted to the top of the scope and can be - * reassigned here – before the actual declaration is reached. - * - * If that sounds weird, try this example: - * - * ExitStatus = () => { console.log("reassigned"); } - * function ExitStatus() {} - * ExitStatus(); - * // logs "reassigned" - */ - ExitStatus = class PHPExitStatus extends Error { - constructor(status) { - super(status); - this.name = "ExitStatus"; - this.message = "Program terminated with exit(" + status + ")"; - this.status = status; - } - } - // The rest of the code comes from the built php.js file and esm-suffix.js diff --git a/packages/php-wasm/compile/php/php_wasm.c b/packages/php-wasm/compile/php/php_wasm.c index 1dd1a5c838..6081b013d3 100644 --- a/packages/php-wasm/compile/php/php_wasm.c +++ b/packages/php-wasm/compile/php/php_wasm.c @@ -25,7 +25,6 @@ #include "rfc1867.h" #include "SAPI.h" #include "proc_open.h" -#include "dns_polyfill.h" // Created by Dockerfile: #include "php_wasm_asyncify.h" @@ -790,18 +789,11 @@ EMSCRIPTEN_KEEPALIVE int __wrap_select(int max_fd, fd_set *read_fds, fd_set *wri extern int wasm_shutdown(int sockfd, int how); extern int wasm_close(int sockfd); - static const zend_function_entry additional_functions[] = { ZEND_FE(dl, arginfo_dl) - ZEND_FE(dns_get_mx, arginfo_dns_get_mx) - ZEND_FALIAS(getmxrr, dns_get_mx, arginfo_getmxrr) - ZEND_FALIAS(checkdnsrr, dns_check_record, arginfo_checkdnsrr) - ZEND_FE(dns_check_record, arginfo_dns_check_record) - ZEND_FE(dns_get_record, arginfo_dns_get_record) - PHP_FE(cli_set_process_title, arginfo_cli_set_process_title) - PHP_FE(cli_get_process_title, arginfo_cli_get_process_title) - PHP_FE(post_message_to_js, arginfo_post_message_to_js){NULL, NULL, NULL} -}; + PHP_FE(cli_set_process_title, arginfo_cli_set_process_title) + PHP_FE(cli_get_process_title, arginfo_cli_get_process_title) + PHP_FE(post_message_to_js, arginfo_post_message_to_js){NULL, NULL, NULL}}; typedef struct wasm_cli_arg { @@ -845,13 +837,7 @@ int run_cli() #else static const zend_function_entry additional_functions[] = { ZEND_FE(dl, arginfo_dl) - ZEND_FE(dns_get_mx, arginfo_dns_get_mx) - ZEND_FALIAS(getmxrr, dns_get_mx, arginfo_getmxrr) - ZEND_FALIAS(checkdnsrr, dns_check_record, arginfo_checkdnsrr) - ZEND_FE(dns_check_record, arginfo_dns_check_record) - ZEND_FE(dns_get_record, arginfo_dns_get_record) - PHP_FE(post_message_to_js, arginfo_post_message_to_js){NULL, NULL, NULL} -}; + PHP_FE(post_message_to_js, arginfo_post_message_to_js){NULL, NULL, NULL}}; #endif #if !defined(TSRMLS_DC) diff --git a/packages/php-wasm/node/asyncify/7_0_33/php_7_0.wasm b/packages/php-wasm/node/asyncify/7_0_33/php_7_0.wasm index aa84838af8..782b7ef2e5 100755 Binary files a/packages/php-wasm/node/asyncify/7_0_33/php_7_0.wasm and b/packages/php-wasm/node/asyncify/7_0_33/php_7_0.wasm differ diff --git a/packages/php-wasm/node/asyncify/7_1_30/php_7_1.wasm b/packages/php-wasm/node/asyncify/7_1_30/php_7_1.wasm index ec7ba0f2df..ae7fb89e8b 100755 Binary files a/packages/php-wasm/node/asyncify/7_1_30/php_7_1.wasm and b/packages/php-wasm/node/asyncify/7_1_30/php_7_1.wasm differ diff --git a/packages/php-wasm/node/asyncify/7_2_34/php_7_2.wasm b/packages/php-wasm/node/asyncify/7_2_34/php_7_2.wasm index 2be2dc9a3b..b396ba83cf 100755 Binary files a/packages/php-wasm/node/asyncify/7_2_34/php_7_2.wasm and b/packages/php-wasm/node/asyncify/7_2_34/php_7_2.wasm differ diff --git a/packages/php-wasm/node/asyncify/7_3_33/php_7_3.wasm b/packages/php-wasm/node/asyncify/7_3_33/php_7_3.wasm index e6cd161262..c99299e31a 100755 Binary files a/packages/php-wasm/node/asyncify/7_3_33/php_7_3.wasm and b/packages/php-wasm/node/asyncify/7_3_33/php_7_3.wasm differ diff --git a/packages/php-wasm/node/asyncify/7_4_33/php_7_4.wasm b/packages/php-wasm/node/asyncify/7_4_33/php_7_4.wasm index 88923cded8..d334aa9900 100755 Binary files a/packages/php-wasm/node/asyncify/7_4_33/php_7_4.wasm and b/packages/php-wasm/node/asyncify/7_4_33/php_7_4.wasm differ diff --git a/packages/php-wasm/node/asyncify/8_0_30/php_8_0.wasm b/packages/php-wasm/node/asyncify/8_0_30/php_8_0.wasm index 3d6dadeab5..d69d53c5b1 100755 Binary files a/packages/php-wasm/node/asyncify/8_0_30/php_8_0.wasm and b/packages/php-wasm/node/asyncify/8_0_30/php_8_0.wasm differ diff --git a/packages/php-wasm/node/asyncify/8_1_23/php_8_1.wasm b/packages/php-wasm/node/asyncify/8_1_23/php_8_1.wasm index 46ee977ee5..73d571c065 100755 Binary files a/packages/php-wasm/node/asyncify/8_1_23/php_8_1.wasm and b/packages/php-wasm/node/asyncify/8_1_23/php_8_1.wasm differ diff --git a/packages/php-wasm/node/asyncify/8_2_10/php_8_2.wasm b/packages/php-wasm/node/asyncify/8_2_10/php_8_2.wasm index 02e3b2e7af..d2d5105515 100755 Binary files a/packages/php-wasm/node/asyncify/8_2_10/php_8_2.wasm and b/packages/php-wasm/node/asyncify/8_2_10/php_8_2.wasm differ diff --git a/packages/php-wasm/node/asyncify/8_3_0/php_8_3.wasm b/packages/php-wasm/node/asyncify/8_3_0/php_8_3.wasm index 5c35cb2d32..4349c51926 100755 Binary files a/packages/php-wasm/node/asyncify/8_3_0/php_8_3.wasm and b/packages/php-wasm/node/asyncify/8_3_0/php_8_3.wasm differ diff --git a/packages/php-wasm/node/asyncify/8_4_0/php_8_4.wasm b/packages/php-wasm/node/asyncify/8_4_0/php_8_4.wasm index ca80396241..3bddf3337f 100755 Binary files a/packages/php-wasm/node/asyncify/8_4_0/php_8_4.wasm and b/packages/php-wasm/node/asyncify/8_4_0/php_8_4.wasm differ diff --git a/packages/php-wasm/node/asyncify/php_7_0.js b/packages/php-wasm/node/asyncify/php_7_0.js index 703cc7756b..098a892ecb 100644 --- a/packages/php-wasm/node/asyncify/php_7_0.js +++ b/packages/php-wasm/node/asyncify/php_7_0.js @@ -1,6605 +1,8176 @@ -const dependencyFilename = __dirname + '/7_0_33/php_7_0.wasm'; -export { dependencyFilename }; -export const dependenciesTotalSize = 13086044; +const dependencyFilename = __dirname + '/7_0_33/php_7_0.wasm'; +export { dependencyFilename }; +export const dependenciesTotalSize = 13405024; export function init(RuntimeName, PHPLoader) { - /** - * Overrides Emscripten's default ExitStatus object which gets - * thrown on failure. Unfortunately, the default object is not - * a subclass of Error and does not provide any stack trace. - * - * This is a deliberate behavior on Emscripten's end to prevent - * memory leaks after the program exits. See: - * - * https://github.com/emscripten-core/emscripten/pull/9108 - * - * In case of WordPress Playground, the worker in which the PHP - * runs will typically exit after the PHP program finishes, so - * we don't have to worry about memory leaks. - * - * As for assigning to a previously undeclared ExitStatus variable here, - * the Emscripten module declares `ExitStatus` as `function ExitStatus` - * which means it gets hoisted to the top of the scope and can be - * reassigned here – before the actual declaration is reached. - * - * If that sounds weird, try this example: - * - * ExitStatus = () => { console.log("reassigned"); } - * function ExitStatus() {} - * ExitStatus(); - * // logs "reassigned" - */ - ExitStatus = class PHPExitStatus extends Error { - constructor(status) { - super(status); - this.name = "ExitStatus"; - this.message = "Program terminated with exit(" + status + ")"; - this.status = status; - } - } - - // The rest of the code comes from the built php.js file and esm-suffix.js -var Module = typeof PHPLoader != "undefined" ? PHPLoader : {}; - -var ENVIRONMENT_IS_WORKER=RuntimeName==="WORKER"; - -var ENVIRONMENT_IS_NODE=RuntimeName==="NODE"; - -if (ENVIRONMENT_IS_NODE) {} - -var moduleOverrides = Object.assign({}, Module); - -var arguments_ = []; - -var thisProgram = "./this.program"; - -var quit_ = (status, toThrow) => { - throw toThrow; -}; - -var scriptDirectory = ""; - -function locateFile(path) { - if (Module["locateFile"]) { - return Module["locateFile"](path, scriptDirectory); - } - return scriptDirectory + path; -} - -var read_, readAsync, readBinary; - -if (ENVIRONMENT_IS_NODE) { - var fs = require("fs"); - var nodePath = require("path"); - scriptDirectory = __dirname + "/"; - read_ = (filename, binary) => { - filename = isFileURI(filename) ? new URL(filename) : nodePath.normalize(filename); - return fs.readFileSync(filename, binary ? undefined : "utf8"); - }; - readBinary = filename => { - var ret = read_(filename, true); - if (!ret.buffer) { - ret = new Uint8Array(ret); - } - return ret; - }; - readAsync = (filename, onload, onerror, binary = true) => { - filename = isFileURI(filename) ? new URL(filename) : nodePath.normalize(filename); - fs.readFile(filename, binary ? undefined : "utf8", (err, data) => { - if (err) onerror(err); else onload(binary ? data.buffer : data); - }); - }; - if (!Module["thisProgram"] && process.argv.length > 1) { - thisProgram = process.argv[1].replace(/\\/g, "/"); - } - arguments_ = process.argv.slice(2); - if (typeof module != "undefined") { - module["exports"] = Module; - } - quit_ = (status, toThrow) => { - process.exitCode = status; - throw toThrow; - }; -} else {} - -var out = Module["print"] || console.log.bind(console); - -var err = Module["printErr"] || console.error.bind(console); - -Object.assign(Module, moduleOverrides); - -moduleOverrides = null; - -if (Module["arguments"]) arguments_ = Module["arguments"]; - -if (Module["thisProgram"]) thisProgram = Module["thisProgram"]; - -if (Module["quit"]) quit_ = Module["quit"]; - -var wasmBinary; - -if (Module["wasmBinary"]) wasmBinary = Module["wasmBinary"]; - -var wasmMemory; - -var ABORT = false; - -var EXITSTATUS; - -/** @type {function(*, string=)} */ function assert(condition, text) { - if (!condition) { - abort(text); - } -} - -var /** @type {!Int8Array} */ HEAP8, /** @type {!Uint8Array} */ HEAPU8, /** @type {!Int16Array} */ HEAP16, /** @type {!Uint16Array} */ HEAPU16, /** @type {!Int32Array} */ HEAP32, /** @type {!Uint32Array} */ HEAPU32, /** @type {!Float32Array} */ HEAPF32, /** @type {!Float64Array} */ HEAPF64; - -function updateMemoryViews() { - var b = wasmMemory.buffer; - Module["HEAP8"] = HEAP8 = new Int8Array(b); - Module["HEAP16"] = HEAP16 = new Int16Array(b); - Module["HEAPU8"] = HEAPU8 = new Uint8Array(b); - Module["HEAPU16"] = HEAPU16 = new Uint16Array(b); - Module["HEAP32"] = HEAP32 = new Int32Array(b); - Module["HEAPU32"] = HEAPU32 = new Uint32Array(b); - Module["HEAPF32"] = HEAPF32 = new Float32Array(b); - Module["HEAPF64"] = HEAPF64 = new Float64Array(b); -} - -var __ATPRERUN__ = []; - -var __ATINIT__ = []; - -var __ATEXIT__ = []; - -var __ATPOSTRUN__ = []; - -var runtimeInitialized = false; - -var runtimeExited = false; - -function preRun() { - if (Module["preRun"]) { - if (typeof Module["preRun"] == "function") Module["preRun"] = [ Module["preRun"] ]; - while (Module["preRun"].length) { - addOnPreRun(Module["preRun"].shift()); - } - } - callRuntimeCallbacks(__ATPRERUN__); -} - -function initRuntime() { - runtimeInitialized = true; - SOCKFS.root = FS.mount(SOCKFS, {}, null); - if (!Module["noFSInit"] && !FS.init.initialized) FS.init(); - FS.ignorePermissions = false; - TTY.init(); - PIPEFS.root = FS.mount(PIPEFS, {}, null); - callRuntimeCallbacks(__ATINIT__); -} - -function exitRuntime() { - ___funcs_on_exit(); - callRuntimeCallbacks(__ATEXIT__); - FS.quit(); - TTY.shutdown(); - runtimeExited = true; -} - -function postRun() { - if (Module["postRun"]) { - if (typeof Module["postRun"] == "function") Module["postRun"] = [ Module["postRun"] ]; - while (Module["postRun"].length) { - addOnPostRun(Module["postRun"].shift()); - } - } - callRuntimeCallbacks(__ATPOSTRUN__); -} - -function addOnPreRun(cb) { - __ATPRERUN__.unshift(cb); -} - -function addOnInit(cb) { - __ATINIT__.unshift(cb); -} - -function addOnPostRun(cb) { - __ATPOSTRUN__.unshift(cb); -} - -var runDependencies = 0; - -var runDependencyWatcher = null; - -var dependenciesFulfilled = null; - -function getUniqueRunDependency(id) { - return id; -} - -function addRunDependency(id) { - runDependencies++; - Module["monitorRunDependencies"]?.(runDependencies); -} - -function removeRunDependency(id) { - runDependencies--; - Module["monitorRunDependencies"]?.(runDependencies); - if (runDependencies == 0) { - if (runDependencyWatcher !== null) { - clearInterval(runDependencyWatcher); - runDependencyWatcher = null; - } - if (dependenciesFulfilled) { - var callback = dependenciesFulfilled; - dependenciesFulfilled = null; - callback(); - } - } -} - -/** @param {string|number=} what */ function abort(what) { - Module["onAbort"]?.(what); - what = "Aborted(" + what + ")"; - err(what); - ABORT = true; - EXITSTATUS = 1; - what += ". Build with -sASSERTIONS for more info."; - /** @suppress {checkTypes} */ var e = new WebAssembly.RuntimeError(what); - throw e; -} - -var dataURIPrefix = "data:application/octet-stream;base64,"; - -/** - * Indicates whether filename is a base64 data URI. - * @noinline - */ var isDataURI = filename => filename.startsWith(dataURIPrefix); - -/** - * Indicates whether filename is delivered via file protocol (as opposed to http/https) - * @noinline - */ var isFileURI = filename => filename.startsWith("file://"); - -function findWasmBinary() { - var f = dependencyFilename; - if (!isDataURI(f)) { - return locateFile(f); - } - return f; -} - -var wasmBinaryFile; - -function getBinarySync(file) { - if (file == wasmBinaryFile && wasmBinary) { - return new Uint8Array(wasmBinary); - } - if (readBinary) { - return readBinary(file); - } - throw "both async and sync fetching of the wasm failed"; -} - -function getBinaryPromise(binaryFile) { - if (!wasmBinary) { - return new Promise((resolve, reject) => { - readAsync(binaryFile, response => resolve(new Uint8Array(/** @type{!ArrayBuffer} */ (response))), error => { - try { - resolve(getBinarySync(binaryFile)); - } catch (e) { - reject(e); - } - }); - }); - } - return Promise.resolve().then(() => getBinarySync(binaryFile)); -} - -function instantiateArrayBuffer(binaryFile, imports, receiver) { - return getBinaryPromise(binaryFile).then(binary => WebAssembly.instantiate(binary, imports)).then(receiver, reason => { - err(`failed to asynchronously prepare wasm: ${reason}`); - abort(reason); - }); -} - -function instantiateAsync(binary, binaryFile, imports, callback) { - if (!binary && typeof WebAssembly.instantiateStreaming == "function" && !isDataURI(binaryFile) && !ENVIRONMENT_IS_NODE && typeof fetch == "function") { - return fetch(binaryFile, { - credentials: "same-origin" - }).then(response => { - /** @suppress {checkTypes} */ var result = WebAssembly.instantiateStreaming(response, imports); - return result.then(callback, function(reason) { - err(`wasm streaming compile failed: ${reason}`); - err("falling back to ArrayBuffer instantiation"); - return instantiateArrayBuffer(binaryFile, imports, callback); - }); - }); - } - return instantiateArrayBuffer(binaryFile, imports, callback); -} - -function getWasmImports() { - return { - "a": wasmImports - }; -} - -function createWasm() { - var info = getWasmImports(); - /** @param {WebAssembly.Module=} module*/ function receiveInstance(instance, module) { - wasmExports = instance.exports; - wasmExports = Asyncify.instrumentWasmExports(wasmExports); - Module["wasmExports"] = wasmExports; - wasmMemory = wasmExports["Ya"]; - updateMemoryViews(); - wasmTable = wasmExports["ab"]; - addOnInit(wasmExports["Za"]); - removeRunDependency("wasm-instantiate"); - return wasmExports; - } - addRunDependency("wasm-instantiate"); - function receiveInstantiationResult(result) { - receiveInstance(result["instance"]); - } - if (Module["instantiateWasm"]) { - try { - return Module["instantiateWasm"](info, receiveInstance); - } catch (e) { - err(`Module.instantiateWasm callback failed with error: ${e}`); - return false; - } - } - if (!wasmBinaryFile) wasmBinaryFile = findWasmBinary(); - instantiateAsync(wasmBinary, wasmBinaryFile, info, receiveInstantiationResult); - return {}; -} - -var tempDouble; - -var tempI64; - -function js_popen_to_file(command, mode, exitCodePtr) { - const returnCallback = resolver => Asyncify.handleSleep(resolver); - if (!command) return 1; - const cmdstr = UTF8ToString(command); - if (!cmdstr.length) return 0; - const modestr = UTF8ToString(mode); - if (!modestr.length) return 0; - if (modestr === "w") { - console.error('popen($cmd, "w") is not implemented yet'); - } - return returnCallback(async wakeUp => { - let cp; - try { - cp = PHPWASM.spawnProcess(cmdstr, []); - if (cp instanceof Promise) { - cp = await cp; - } - } catch (e) { - console.error(e); - if (e.code === "SPAWN_UNSUPPORTED") { - return 1; - } - throw e; - } - const outByteArrays = []; - cp.stdout.on("data", function(data) { - outByteArrays.push(data); - }); - const outputPath = "/tmp/popen_output"; - cp.on("exit", function(exitCode) { - const outBytes = new Uint8Array(outByteArrays.reduce((acc, curr) => acc + curr.length, 0)); - let offset = 0; - for (const byteArray of outByteArrays) { - outBytes.set(byteArray, offset); - offset += byteArray.length; - } - FS.writeFile(outputPath, outBytes); - HEAPU8[exitCodePtr] = exitCode; - wakeUp(allocateUTF8OnStack(outputPath)); - }); - }); -} - -function wasm_poll_socket(socketd, events, timeout) { - const returnCallback = resolver => Asyncify.handleSleep(resolver); - const POLLIN = 1; - const POLLPRI = 2; - const POLLOUT = 4; - const POLLERR = 8; - const POLLHUP = 16; - const POLLNVAL = 32; - return returnCallback(wakeUp => { - const polls = []; - if (socketd in PHPWASM.child_proc_by_fd) { - const procInfo = PHPWASM.child_proc_by_fd[socketd]; - if (procInfo.exited) { - wakeUp(0); - return; - } - polls.push(PHPWASM.awaitEvent(procInfo.stdout, "data")); - } else if (FS.isSocket(FS.getStream(socketd)?.node.mode)) { - const sock = getSocketFromFD(socketd); - if (!sock) { - wakeUp(0); - return; - } - const lookingFor = new Set; - if (events & POLLIN || events & POLLPRI) { - if (sock.server) { - for (const client of sock.pending) { - if ((client.recv_queue || []).length > 0) { - wakeUp(1); - return; - } - } - } else if ((sock.recv_queue || []).length > 0) { - wakeUp(1); - return; - } - } - const webSockets = PHPWASM.getAllWebSockets(sock); - if (!webSockets.length) { - wakeUp(0); - return; - } - for (const ws of webSockets) { - if (events & POLLIN || events & POLLPRI) { - polls.push(PHPWASM.awaitData(ws)); - lookingFor.add("POLLIN"); - } - if (events & POLLOUT) { - polls.push(PHPWASM.awaitConnection(ws)); - lookingFor.add("POLLOUT"); - } - if (events & POLLHUP) { - polls.push(PHPWASM.awaitClose(ws)); - lookingFor.add("POLLHUP"); - } - if (events & POLLERR || events & POLLNVAL) { - polls.push(PHPWASM.awaitError(ws)); - lookingFor.add("POLLERR"); - } - } - } else { - setTimeout(function() { - wakeUp(1); - }, timeout); - return; - } - if (polls.length === 0) { - console.warn("Unsupported poll event " + events + ", defaulting to setTimeout()."); - setTimeout(function() { - wakeUp(0); - }, timeout); - return; - } - const promises = polls.map(([promise]) => promise); - const clearPolling = () => polls.forEach(([, clear]) => clear()); - let awaken = false; - let timeoutId; - Promise.race(promises).then(function(results) { - if (!awaken) { - awaken = true; - wakeUp(1); - if (timeoutId) { - clearTimeout(timeoutId); - } - clearPolling(); - } - }); - if (timeout !== -1) { - timeoutId = setTimeout(function() { - if (!awaken) { - awaken = true; - wakeUp(0); - clearPolling(); - } - }, timeout); - } - }); -} - -function js_fd_read(fd, iov, iovcnt, pnum) { - const returnCallback = resolver => Asyncify.handleSleep(resolver); - if (Asyncify?.State?.Normal === undefined || Asyncify?.state === Asyncify?.State?.Normal) { - var returnCode; - var stream; - let num = 0; - try { - stream = SYSCALLS.getStreamFromFD(fd); - const num = doReadv(stream, iov, iovcnt); - HEAPU32[pnum >> 2] = num; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) { - throw e; - } - if (e.errno !== 6 || !(stream?.fd in PHPWASM.child_proc_by_fd)) { - HEAPU32[pnum >> 2] = 0; - return returnCode; - } - } - } - return returnCallback(wakeUp => { - var retries = 0; - var interval = 50; - var timeout = 5e3; - var maxRetries = timeout / interval; - function poll() { - var returnCode; - var stream; - let num; - try { - stream = SYSCALLS.getStreamFromFD(fd); - num = doReadv(stream, iov, iovcnt); - returnCode = 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) { - console.error(e); - throw e; - } - returnCode = e.errno; - } - const success = returnCode === 0; - const failure = (++retries > maxRetries || !(fd in PHPWASM.child_proc_by_fd) || PHPWASM.child_proc_by_fd[fd]?.exited || FS.isClosed(stream)); - if (success) { - HEAPU32[pnum >> 2] = num; - wakeUp(0); - } else if (failure) { - HEAPU32[pnum >> 2] = 0; - wakeUp(returnCode === 6 ? 0 : returnCode); - } else { - setTimeout(poll, interval); - } - } - poll(); - }); -} - -function __asyncjs__js_module_onMessage(data, response_buffer) { - return Asyncify.handleAsync(async () => { - if (Module["onMessage"]) { - const dataStr = UTF8ToString(data); - return Module["onMessage"](dataStr).then(response => { - const responseBytes = typeof response === "string" ? (new TextEncoder).encode(response) : response; - const responseSize = responseBytes.byteLength; - const responsePtr = _malloc(responseSize + 1); - HEAPU8.set(responseBytes, responsePtr); - HEAPU8[responsePtr + responseSize] = 0; - HEAPU8[response_buffer] = responsePtr; - HEAPU8[response_buffer + 1] = responsePtr >> 8; - HEAPU8[response_buffer + 2] = responsePtr >> 16; - HEAPU8[response_buffer + 3] = responsePtr >> 24; - return responseSize; - }).catch(e => { - console.error(e); - return -1; - }); - } - }); -} - -/** @constructor */ function ExitStatus(status) { - this.name = "ExitStatus"; - this.message = `Program terminated with exit(${status})`; - this.status = status; -} - -var callRuntimeCallbacks = callbacks => { - while (callbacks.length > 0) { - callbacks.shift()(Module); - } -}; - -var noExitRuntime = Module["noExitRuntime"] || false; - -var stackRestore = val => __emscripten_stack_restore(val); - -var stackSave = () => _emscripten_stack_get_current(); - -var UTF8Decoder = typeof TextDecoder != "undefined" ? new TextDecoder("utf8") : undefined; - -/** - * Given a pointer 'idx' to a null-terminated UTF8-encoded string in the given - * array that contains uint8 values, returns a copy of that string as a - * Javascript String object. - * heapOrArray is either a regular array, or a JavaScript typed array view. - * @param {number} idx - * @param {number=} maxBytesToRead - * @return {string} - */ var UTF8ArrayToString = (heapOrArray, idx, maxBytesToRead) => { - var endIdx = idx + maxBytesToRead; - var endPtr = idx; - while (heapOrArray[endPtr] && !(endPtr >= endIdx)) ++endPtr; - if (endPtr - idx > 16 && heapOrArray.buffer && UTF8Decoder) { - return UTF8Decoder.decode(heapOrArray.subarray(idx, endPtr)); - } - var str = ""; - while (idx < endPtr) { - var u0 = heapOrArray[idx++]; - if (!(u0 & 128)) { - str += String.fromCharCode(u0); - continue; - } - var u1 = heapOrArray[idx++] & 63; - if ((u0 & 224) == 192) { - str += String.fromCharCode(((u0 & 31) << 6) | u1); - continue; - } - var u2 = heapOrArray[idx++] & 63; - if ((u0 & 240) == 224) { - u0 = ((u0 & 15) << 12) | (u1 << 6) | u2; - } else { - u0 = ((u0 & 7) << 18) | (u1 << 12) | (u2 << 6) | (heapOrArray[idx++] & 63); - } - if (u0 < 65536) { - str += String.fromCharCode(u0); - } else { - var ch = u0 - 65536; - str += String.fromCharCode(55296 | (ch >> 10), 56320 | (ch & 1023)); - } - } - return str; -}; - -/** - * Given a pointer 'ptr' to a null-terminated UTF8-encoded string in the - * emscripten HEAP, returns a copy of that string as a Javascript String object. - * - * @param {number} ptr - * @param {number=} maxBytesToRead - An optional length that specifies the - * maximum number of bytes to read. You can omit this parameter to scan the - * string until the first 0 byte. If maxBytesToRead is passed, and the string - * at [ptr, ptr+maxBytesToReadr[ contains a null byte in the middle, then the - * string will cut short at that byte index (i.e. maxBytesToRead will not - * produce a string of exact length [ptr, ptr+maxBytesToRead[) N.B. mixing - * frequent uses of UTF8ToString() with and without maxBytesToRead may throw - * JS JIT optimizations off, so it is worth to consider consistently using one - * @return {string} - */ var UTF8ToString = (ptr, maxBytesToRead) => ptr ? UTF8ArrayToString(HEAPU8, ptr, maxBytesToRead) : ""; - -Module["UTF8ToString"] = UTF8ToString; - -var ___assert_fail = (condition, filename, line, func) => { - abort(`Assertion failed: ${UTF8ToString(condition)}, at: ` + [ filename ? UTF8ToString(filename) : "unknown filename", line, func ? UTF8ToString(func) : "unknown function" ]); -}; - -var ___call_sighandler = (fp, sig) => (a1 => dynCall_vi(fp, a1))(sig); - -var initRandomFill = () => { - if (typeof crypto == "object" && typeof crypto["getRandomValues"] == "function") { - return view => crypto.getRandomValues(view); - } else if (ENVIRONMENT_IS_NODE) { - try { - var crypto_module = require("crypto"); - var randomFillSync = crypto_module["randomFillSync"]; - if (randomFillSync) { - return view => crypto_module["randomFillSync"](view); - } - var randomBytes = crypto_module["randomBytes"]; - return view => (view.set(randomBytes(view.byteLength)), view); - } catch (e) {} - } - abort("initRandomDevice"); -}; - -var randomFill = view => (randomFill = initRandomFill())(view); - -var PATH = { - isAbs: path => path.charAt(0) === "/", - splitPath: filename => { - var splitPathRe = /^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/; - return splitPathRe.exec(filename).slice(1); - }, - normalizeArray: (parts, allowAboveRoot) => { - var up = 0; - for (var i = parts.length - 1; i >= 0; i--) { - var last = parts[i]; - if (last === ".") { - parts.splice(i, 1); - } else if (last === "..") { - parts.splice(i, 1); - up++; - } else if (up) { - parts.splice(i, 1); - up--; - } - } - if (allowAboveRoot) { - for (;up; up--) { - parts.unshift(".."); - } - } - return parts; - }, - normalize: path => { - var isAbsolute = PATH.isAbs(path), trailingSlash = path.substr(-1) === "/"; - path = PATH.normalizeArray(path.split("/").filter(p => !!p), !isAbsolute).join("/"); - if (!path && !isAbsolute) { - path = "."; - } - if (path && trailingSlash) { - path += "/"; - } - return (isAbsolute ? "/" : "") + path; - }, - dirname: path => { - var result = PATH.splitPath(path), root = result[0], dir = result[1]; - if (!root && !dir) { - return "."; - } - if (dir) { - dir = dir.substr(0, dir.length - 1); - } - return root + dir; - }, - basename: path => { - if (path === "/") return "/"; - path = PATH.normalize(path); - path = path.replace(/\/$/, ""); - var lastSlash = path.lastIndexOf("/"); - if (lastSlash === -1) return path; - return path.substr(lastSlash + 1); - }, - join: (...paths) => PATH.normalize(paths.join("/")), - join2: (l, r) => PATH.normalize(l + "/" + r) -}; - -var PATH_FS = { - resolve: (...args) => { - var resolvedPath = "", resolvedAbsolute = false; - for (var i = args.length - 1; i >= -1 && !resolvedAbsolute; i--) { - var path = (i >= 0) ? args[i] : FS.cwd(); - if (typeof path != "string") { - throw new TypeError("Arguments to path.resolve must be strings"); - } else if (!path) { - return ""; - } - resolvedPath = path + "/" + resolvedPath; - resolvedAbsolute = PATH.isAbs(path); - } - resolvedPath = PATH.normalizeArray(resolvedPath.split("/").filter(p => !!p), !resolvedAbsolute).join("/"); - return ((resolvedAbsolute ? "/" : "") + resolvedPath) || "."; - }, - relative: (from, to) => { - from = PATH_FS.resolve(from).substr(1); - to = PATH_FS.resolve(to).substr(1); - function trim(arr) { - var start = 0; - for (;start < arr.length; start++) { - if (arr[start] !== "") break; - } - var end = arr.length - 1; - for (;end >= 0; end--) { - if (arr[end] !== "") break; - } - if (start > end) return []; - return arr.slice(start, end - start + 1); - } - var fromParts = trim(from.split("/")); - var toParts = trim(to.split("/")); - var length = Math.min(fromParts.length, toParts.length); - var samePartsLength = length; - for (var i = 0; i < length; i++) { - if (fromParts[i] !== toParts[i]) { - samePartsLength = i; - break; - } - } - var outputParts = []; - for (var i = samePartsLength; i < fromParts.length; i++) { - outputParts.push(".."); - } - outputParts = outputParts.concat(toParts.slice(samePartsLength)); - return outputParts.join("/"); - } -}; - -var FS_stdin_getChar_buffer = []; - -var lengthBytesUTF8 = str => { - var len = 0; - for (var i = 0; i < str.length; ++i) { - var c = str.charCodeAt(i); - if (c <= 127) { - len++; - } else if (c <= 2047) { - len += 2; - } else if (c >= 55296 && c <= 57343) { - len += 4; - ++i; - } else { - len += 3; - } - } - return len; -}; - -Module["lengthBytesUTF8"] = lengthBytesUTF8; - -var stringToUTF8Array = (str, heap, outIdx, maxBytesToWrite) => { - if (!(maxBytesToWrite > 0)) return 0; - var startIdx = outIdx; - var endIdx = outIdx + maxBytesToWrite - 1; - for (var i = 0; i < str.length; ++i) { - var u = str.charCodeAt(i); - if (u >= 55296 && u <= 57343) { - var u1 = str.charCodeAt(++i); - u = 65536 + ((u & 1023) << 10) | (u1 & 1023); - } - if (u <= 127) { - if (outIdx >= endIdx) break; - heap[outIdx++] = u; - } else if (u <= 2047) { - if (outIdx + 1 >= endIdx) break; - heap[outIdx++] = 192 | (u >> 6); - heap[outIdx++] = 128 | (u & 63); - } else if (u <= 65535) { - if (outIdx + 2 >= endIdx) break; - heap[outIdx++] = 224 | (u >> 12); - heap[outIdx++] = 128 | ((u >> 6) & 63); - heap[outIdx++] = 128 | (u & 63); - } else { - if (outIdx + 3 >= endIdx) break; - heap[outIdx++] = 240 | (u >> 18); - heap[outIdx++] = 128 | ((u >> 12) & 63); - heap[outIdx++] = 128 | ((u >> 6) & 63); - heap[outIdx++] = 128 | (u & 63); - } - } - heap[outIdx] = 0; - return outIdx - startIdx; -}; - -/** @type {function(string, boolean=, number=)} */ function intArrayFromString(stringy, dontAddNull, length) { - var len = length > 0 ? length : lengthBytesUTF8(stringy) + 1; - var u8array = new Array(len); - var numBytesWritten = stringToUTF8Array(stringy, u8array, 0, u8array.length); - if (dontAddNull) u8array.length = numBytesWritten; - return u8array; -} - -var FS_stdin_getChar = () => { - if (!FS_stdin_getChar_buffer.length) { - var result = null; - if (ENVIRONMENT_IS_NODE) { - var BUFSIZE = 256; - var buf = Buffer.alloc(BUFSIZE); - var bytesRead = 0; - /** @suppress {missingProperties} */ var fd = process.stdin.fd; - try { - bytesRead = fs.readSync(fd, buf, 0, BUFSIZE); - } catch (e) { - if (e.toString().includes("EOF")) bytesRead = 0; else throw e; - } - if (bytesRead > 0) { - result = buf.slice(0, bytesRead).toString("utf-8"); - } - } else {} - if (!result) { - return null; - } - FS_stdin_getChar_buffer = intArrayFromString(result, true); - } - return FS_stdin_getChar_buffer.shift(); -}; - -var TTY = { - ttys: [], - init() {}, - shutdown() {}, - register(dev, ops) { - TTY.ttys[dev] = { - input: [], - output: [], - ops: ops - }; - FS.registerDevice(dev, TTY.stream_ops); - }, - stream_ops: { - open(stream) { - var tty = TTY.ttys[stream.node.rdev]; - if (!tty) { - throw new FS.ErrnoError(43); - } - stream.tty = tty; - stream.seekable = false; - }, - close(stream) { - stream.tty.ops.fsync(stream.tty); - }, - fsync(stream) { - stream.tty.ops.fsync(stream.tty); - }, - read(stream, buffer, offset, length, pos) { - /* ignored */ if (!stream.tty || !stream.tty.ops.get_char) { - throw new FS.ErrnoError(60); - } - var bytesRead = 0; - for (var i = 0; i < length; i++) { - var result; - try { - result = stream.tty.ops.get_char(stream.tty); - } catch (e) { - throw new FS.ErrnoError(29); - } - if (result === undefined && bytesRead === 0) { - throw new FS.ErrnoError(6); - } - if (result === null || result === undefined) break; - bytesRead++; - buffer[offset + i] = result; - } - if (bytesRead) { - stream.node.timestamp = Date.now(); - } - return bytesRead; - }, - write(stream, buffer, offset, length, pos) { - if (!stream.tty || !stream.tty.ops.put_char) { - throw new FS.ErrnoError(60); - } - try { - for (var i = 0; i < length; i++) { - stream.tty.ops.put_char(stream.tty, buffer[offset + i]); - } - } catch (e) { - throw new FS.ErrnoError(29); - } - if (length) { - stream.node.timestamp = Date.now(); - } - return i; - } - }, - default_tty_ops: { - get_char(tty) { - return FS_stdin_getChar(); - }, - put_char(tty, val) { - if (val === null || val === 10) { - out(UTF8ArrayToString(tty.output, 0)); - tty.output = []; - } else { - if (val != 0) tty.output.push(val); - } - }, - fsync(tty) { - if (tty.output && tty.output.length > 0) { - out(UTF8ArrayToString(tty.output, 0)); - tty.output = []; - } - }, - ioctl_tcgets(tty) { - return { - c_iflag: 25856, - c_oflag: 5, - c_cflag: 191, - c_lflag: 35387, - c_cc: [ 3, 28, 127, 21, 4, 0, 1, 0, 17, 19, 26, 0, 18, 15, 23, 22, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 ] - }; - }, - ioctl_tcsets(tty, optional_actions, data) { - return 0; - }, - ioctl_tiocgwinsz(tty) { - return [ 24, 80 ]; - } - }, - default_tty1_ops: { - put_char(tty, val) { - if (val === null || val === 10) { - err(UTF8ArrayToString(tty.output, 0)); - tty.output = []; - } else { - if (val != 0) tty.output.push(val); - } - }, - fsync(tty) { - if (tty.output && tty.output.length > 0) { - err(UTF8ArrayToString(tty.output, 0)); - tty.output = []; - } - } - } -}; - -var zeroMemory = (address, size) => { - HEAPU8.fill(0, address, address + size); - return address; -}; - -var alignMemory = (size, alignment) => Math.ceil(size / alignment) * alignment; - -var mmapAlloc = size => { - size = alignMemory(size, 65536); - var ptr = _emscripten_builtin_memalign(65536, size); - if (!ptr) return 0; - return zeroMemory(ptr, size); -}; - -var MEMFS = { - ops_table: null, - mount(mount) { - return MEMFS.createNode(null, "/", 16384 | 511, /* 0777 */ 0); - }, - createNode(parent, name, mode, dev) { - if (FS.isBlkdev(mode) || FS.isFIFO(mode)) { - throw new FS.ErrnoError(63); - } - MEMFS.ops_table ||= { - dir: { - node: { - getattr: MEMFS.node_ops.getattr, - setattr: MEMFS.node_ops.setattr, - lookup: MEMFS.node_ops.lookup, - mknod: MEMFS.node_ops.mknod, - rename: MEMFS.node_ops.rename, - unlink: MEMFS.node_ops.unlink, - rmdir: MEMFS.node_ops.rmdir, - readdir: MEMFS.node_ops.readdir, - symlink: MEMFS.node_ops.symlink - }, - stream: { - llseek: MEMFS.stream_ops.llseek - } - }, - file: { - node: { - getattr: MEMFS.node_ops.getattr, - setattr: MEMFS.node_ops.setattr - }, - stream: { - llseek: MEMFS.stream_ops.llseek, - read: MEMFS.stream_ops.read, - write: MEMFS.stream_ops.write, - allocate: MEMFS.stream_ops.allocate, - mmap: MEMFS.stream_ops.mmap, - msync: MEMFS.stream_ops.msync - } - }, - link: { - node: { - getattr: MEMFS.node_ops.getattr, - setattr: MEMFS.node_ops.setattr, - readlink: MEMFS.node_ops.readlink - }, - stream: {} - }, - chrdev: { - node: { - getattr: MEMFS.node_ops.getattr, - setattr: MEMFS.node_ops.setattr - }, - stream: FS.chrdev_stream_ops - } - }; - var node = FS.createNode(parent, name, mode, dev); - if (FS.isDir(node.mode)) { - node.node_ops = MEMFS.ops_table.dir.node; - node.stream_ops = MEMFS.ops_table.dir.stream; - node.contents = {}; - } else if (FS.isFile(node.mode)) { - node.node_ops = MEMFS.ops_table.file.node; - node.stream_ops = MEMFS.ops_table.file.stream; - node.usedBytes = 0; - node.contents = null; - } else if (FS.isLink(node.mode)) { - node.node_ops = MEMFS.ops_table.link.node; - node.stream_ops = MEMFS.ops_table.link.stream; - } else if (FS.isChrdev(node.mode)) { - node.node_ops = MEMFS.ops_table.chrdev.node; - node.stream_ops = MEMFS.ops_table.chrdev.stream; - } - node.timestamp = Date.now(); - if (parent) { - parent.contents[name] = node; - parent.timestamp = node.timestamp; - } - return node; - }, - getFileDataAsTypedArray(node) { - if (!node.contents) return new Uint8Array(0); - if (node.contents.subarray) return node.contents.subarray(0, node.usedBytes); - return new Uint8Array(node.contents); - }, - expandFileStorage(node, newCapacity) { - var prevCapacity = node.contents ? node.contents.length : 0; - if (prevCapacity >= newCapacity) return; - var CAPACITY_DOUBLING_MAX = 1024 * 1024; - newCapacity = Math.max(newCapacity, (prevCapacity * (prevCapacity < CAPACITY_DOUBLING_MAX ? 2 : 1.125)) >>> 0); - if (prevCapacity != 0) newCapacity = Math.max(newCapacity, 256); - var oldContents = node.contents; - node.contents = new Uint8Array(newCapacity); - if (node.usedBytes > 0) node.contents.set(oldContents.subarray(0, node.usedBytes), 0); - }, - resizeFileStorage(node, newSize) { - if (node.usedBytes == newSize) return; - if (newSize == 0) { - node.contents = null; - node.usedBytes = 0; - } else { - var oldContents = node.contents; - node.contents = new Uint8Array(newSize); - if (oldContents) { - node.contents.set(oldContents.subarray(0, Math.min(newSize, node.usedBytes))); - } - node.usedBytes = newSize; - } - }, - node_ops: { - getattr(node) { - var attr = {}; - attr.dev = FS.isChrdev(node.mode) ? node.id : 1; - attr.ino = node.id; - attr.mode = node.mode; - attr.nlink = 1; - attr.uid = 0; - attr.gid = 0; - attr.rdev = node.rdev; - if (FS.isDir(node.mode)) { - attr.size = 4096; - } else if (FS.isFile(node.mode)) { - attr.size = node.usedBytes; - } else if (FS.isLink(node.mode)) { - attr.size = node.link.length; - } else { - attr.size = 0; - } - attr.atime = new Date(node.timestamp); - attr.mtime = new Date(node.timestamp); - attr.ctime = new Date(node.timestamp); - attr.blksize = 4096; - attr.blocks = Math.ceil(attr.size / attr.blksize); - return attr; - }, - setattr(node, attr) { - if (attr.mode !== undefined) { - node.mode = attr.mode; - } - if (attr.timestamp !== undefined) { - node.timestamp = attr.timestamp; - } - if (attr.size !== undefined) { - MEMFS.resizeFileStorage(node, attr.size); - } - }, - lookup(parent, name) { - throw FS.genericErrors[44]; - }, - mknod(parent, name, mode, dev) { - return MEMFS.createNode(parent, name, mode, dev); - }, - rename(old_node, new_dir, new_name) { - if (FS.isDir(old_node.mode)) { - var new_node; - try { - new_node = FS.lookupNode(new_dir, new_name); - } catch (e) {} - if (new_node) { - for (var i in new_node.contents) { - throw new FS.ErrnoError(55); - } - } - } - delete old_node.parent.contents[old_node.name]; - old_node.parent.timestamp = Date.now(); - old_node.name = new_name; - new_dir.contents[new_name] = old_node; - new_dir.timestamp = old_node.parent.timestamp; - }, - unlink(parent, name) { - delete parent.contents[name]; - parent.timestamp = Date.now(); - }, - rmdir(parent, name) { - var node = FS.lookupNode(parent, name); - for (var i in node.contents) { - throw new FS.ErrnoError(55); - } - delete parent.contents[name]; - parent.timestamp = Date.now(); - }, - readdir(node) { - var entries = [ ".", ".." ]; - for (var key of Object.keys(node.contents)) { - entries.push(key); - } - return entries; - }, - symlink(parent, newname, oldpath) { - var node = MEMFS.createNode(parent, newname, 511 | /* 0777 */ 40960, 0); - node.link = oldpath; - return node; - }, - readlink(node) { - if (!FS.isLink(node.mode)) { - throw new FS.ErrnoError(28); - } - return node.link; - } - }, - stream_ops: { - read(stream, buffer, offset, length, position) { - var contents = stream.node.contents; - if (position >= stream.node.usedBytes) return 0; - var size = Math.min(stream.node.usedBytes - position, length); - if (size > 8 && contents.subarray) { - buffer.set(contents.subarray(position, position + size), offset); - } else { - for (var i = 0; i < size; i++) buffer[offset + i] = contents[position + i]; - } - return size; - }, - write(stream, buffer, offset, length, position, canOwn) { - if (buffer.buffer === HEAP8.buffer) { - canOwn = false; - } - if (!length) return 0; - var node = stream.node; - node.timestamp = Date.now(); - if (buffer.subarray && (!node.contents || node.contents.subarray)) { - if (canOwn) { - node.contents = buffer.subarray(offset, offset + length); - node.usedBytes = length; - return length; - } else if (node.usedBytes === 0 && position === 0) { - node.contents = buffer.slice(offset, offset + length); - node.usedBytes = length; - return length; - } else if (position + length <= node.usedBytes) { - node.contents.set(buffer.subarray(offset, offset + length), position); - return length; - } - } - MEMFS.expandFileStorage(node, position + length); - if (node.contents.subarray && buffer.subarray) { - node.contents.set(buffer.subarray(offset, offset + length), position); - } else { - for (var i = 0; i < length; i++) { - node.contents[position + i] = buffer[offset + i]; - } - } - node.usedBytes = Math.max(node.usedBytes, position + length); - return length; - }, - llseek(stream, offset, whence) { - var position = offset; - if (whence === 1) { - position += stream.position; - } else if (whence === 2) { - if (FS.isFile(stream.node.mode)) { - position += stream.node.usedBytes; - } - } - if (position < 0) { - throw new FS.ErrnoError(28); - } - return position; - }, - allocate(stream, offset, length) { - MEMFS.expandFileStorage(stream.node, offset + length); - stream.node.usedBytes = Math.max(stream.node.usedBytes, offset + length); - }, - mmap(stream, length, position, prot, flags) { - if (!FS.isFile(stream.node.mode)) { - throw new FS.ErrnoError(43); - } - var ptr; - var allocated; - var contents = stream.node.contents; - if (!(flags & 2) && contents.buffer === HEAP8.buffer) { - allocated = false; - ptr = contents.byteOffset; - } else { - if (position > 0 || position + length < contents.length) { - if (contents.subarray) { - contents = contents.subarray(position, position + length); - } else { - contents = Array.prototype.slice.call(contents, position, position + length); - } - } - allocated = true; - ptr = mmapAlloc(length); - if (!ptr) { - throw new FS.ErrnoError(48); - } - HEAP8.set(contents, ptr); - } - return { - ptr: ptr, - allocated: allocated - }; - }, - msync(stream, buffer, offset, length, mmapFlags) { - MEMFS.stream_ops.write(stream, buffer, 0, length, offset, false); - return 0; - } - } -}; - -/** @param {boolean=} noRunDep */ var asyncLoad = (url, onload, onerror, noRunDep) => { - var dep = !noRunDep ? getUniqueRunDependency(`al ${url}`) : ""; - readAsync(url, arrayBuffer => { - onload(new Uint8Array(arrayBuffer)); - if (dep) removeRunDependency(dep); - }, event => { - if (onerror) { - onerror(); - } else { - throw `Loading data file "${url}" failed.`; - } - }); - if (dep) addRunDependency(dep); -}; - -var FS_createDataFile = (parent, name, fileData, canRead, canWrite, canOwn) => { - FS.createDataFile(parent, name, fileData, canRead, canWrite, canOwn); -}; - -var preloadPlugins = Module["preloadPlugins"] || []; - -var FS_handledByPreloadPlugin = (byteArray, fullname, finish, onerror) => { - if (typeof Browser != "undefined") Browser.init(); - var handled = false; - preloadPlugins.forEach(plugin => { - if (handled) return; - if (plugin["canHandle"](fullname)) { - plugin["handle"](byteArray, fullname, finish, onerror); - handled = true; - } - }); - return handled; -}; - -var FS_createPreloadedFile = (parent, name, url, canRead, canWrite, onload, onerror, dontCreateFile, canOwn, preFinish) => { - var fullname = name ? PATH_FS.resolve(PATH.join2(parent, name)) : parent; - var dep = getUniqueRunDependency(`cp ${fullname}`); - function processData(byteArray) { - function finish(byteArray) { - preFinish?.(); - if (!dontCreateFile) { - FS_createDataFile(parent, name, byteArray, canRead, canWrite, canOwn); - } - onload?.(); - removeRunDependency(dep); - } - if (FS_handledByPreloadPlugin(byteArray, fullname, finish, () => { - onerror?.(); - removeRunDependency(dep); - })) { - return; - } - finish(byteArray); - } - addRunDependency(dep); - if (typeof url == "string") { - asyncLoad(url, processData, onerror); - } else { - processData(url); - } -}; - -var FS_modeStringToFlags = str => { - var flagModes = { - "r": 0, - "r+": 2, - "w": 512 | 64 | 1, - "w+": 512 | 64 | 2, - "a": 1024 | 64 | 1, - "a+": 1024 | 64 | 2 - }; - var flags = flagModes[str]; - if (typeof flags == "undefined") { - throw new Error(`Unknown file open mode: ${str}`); - } - return flags; -}; - -var FS_getMode = (canRead, canWrite) => { - var mode = 0; - if (canRead) mode |= 292 | 73; - if (canWrite) mode |= 146; - return mode; -}; - -var ERRNO_CODES = { - "EPERM": 63, - "ENOENT": 44, - "ESRCH": 71, - "EINTR": 27, - "EIO": 29, - "ENXIO": 60, - "E2BIG": 1, - "ENOEXEC": 45, - "EBADF": 8, - "ECHILD": 12, - "EAGAIN": 6, - "EWOULDBLOCK": 6, - "ENOMEM": 48, - "EACCES": 2, - "EFAULT": 21, - "ENOTBLK": 105, - "EBUSY": 10, - "EEXIST": 20, - "EXDEV": 75, - "ENODEV": 43, - "ENOTDIR": 54, - "EISDIR": 31, - "EINVAL": 28, - "ENFILE": 41, - "EMFILE": 33, - "ENOTTY": 59, - "ETXTBSY": 74, - "EFBIG": 22, - "ENOSPC": 51, - "ESPIPE": 70, - "EROFS": 69, - "EMLINK": 34, - "EPIPE": 64, - "EDOM": 18, - "ERANGE": 68, - "ENOMSG": 49, - "EIDRM": 24, - "ECHRNG": 106, - "EL2NSYNC": 156, - "EL3HLT": 107, - "EL3RST": 108, - "ELNRNG": 109, - "EUNATCH": 110, - "ENOCSI": 111, - "EL2HLT": 112, - "EDEADLK": 16, - "ENOLCK": 46, - "EBADE": 113, - "EBADR": 114, - "EXFULL": 115, - "ENOANO": 104, - "EBADRQC": 103, - "EBADSLT": 102, - "EDEADLOCK": 16, - "EBFONT": 101, - "ENOSTR": 100, - "ENODATA": 116, - "ETIME": 117, - "ENOSR": 118, - "ENONET": 119, - "ENOPKG": 120, - "EREMOTE": 121, - "ENOLINK": 47, - "EADV": 122, - "ESRMNT": 123, - "ECOMM": 124, - "EPROTO": 65, - "EMULTIHOP": 36, - "EDOTDOT": 125, - "EBADMSG": 9, - "ENOTUNIQ": 126, - "EBADFD": 127, - "EREMCHG": 128, - "ELIBACC": 129, - "ELIBBAD": 130, - "ELIBSCN": 131, - "ELIBMAX": 132, - "ELIBEXEC": 133, - "ENOSYS": 52, - "ENOTEMPTY": 55, - "ENAMETOOLONG": 37, - "ELOOP": 32, - "EOPNOTSUPP": 138, - "EPFNOSUPPORT": 139, - "ECONNRESET": 15, - "ENOBUFS": 42, - "EAFNOSUPPORT": 5, - "EPROTOTYPE": 67, - "ENOTSOCK": 57, - "ENOPROTOOPT": 50, - "ESHUTDOWN": 140, - "ECONNREFUSED": 14, - "EADDRINUSE": 3, - "ECONNABORTED": 13, - "ENETUNREACH": 40, - "ENETDOWN": 38, - "ETIMEDOUT": 73, - "EHOSTDOWN": 142, - "EHOSTUNREACH": 23, - "EINPROGRESS": 26, - "EALREADY": 7, - "EDESTADDRREQ": 17, - "EMSGSIZE": 35, - "EPROTONOSUPPORT": 66, - "ESOCKTNOSUPPORT": 137, - "EADDRNOTAVAIL": 4, - "ENETRESET": 39, - "EISCONN": 30, - "ENOTCONN": 53, - "ETOOMANYREFS": 141, - "EUSERS": 136, - "EDQUOT": 19, - "ESTALE": 72, - "ENOTSUP": 138, - "ENOMEDIUM": 148, - "EILSEQ": 25, - "EOVERFLOW": 61, - "ECANCELED": 11, - "ENOTRECOVERABLE": 56, - "EOWNERDEAD": 62, - "ESTRPIPE": 135 -}; - -var NODEFS = { - isWindows: false, - staticInit() { - NODEFS.isWindows = !!process.platform.match(/^win/); - var flags = process.binding("constants"); - if (flags["fs"]) { - flags = flags["fs"]; - } - NODEFS.flagsForNodeMap = { - 1024: flags["O_APPEND"], - 64: flags["O_CREAT"], - 128: flags["O_EXCL"], - 256: flags["O_NOCTTY"], - 0: flags["O_RDONLY"], - 2: flags["O_RDWR"], - 4096: flags["O_SYNC"], - 512: flags["O_TRUNC"], - 1: flags["O_WRONLY"], - 131072: flags["O_NOFOLLOW"] - }; - }, - convertNodeCode(e) { - var code = e.code; - return ERRNO_CODES[code]; - }, - tryFSOperation(f) { - try { - return f(); - } catch (e) { - if (!e.code) throw e; - if (e.code === "UNKNOWN") throw new FS.ErrnoError(28); - throw new FS.ErrnoError(NODEFS.convertNodeCode(e)); - } - }, - mount(mount) { - return NODEFS.createNode(null, "/", NODEFS.getMode(mount.opts.root), 0); - }, - createNode(parent, name, mode, dev) { - if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { - throw new FS.ErrnoError(28); - } - var node = FS.createNode(parent, name, mode); - node.node_ops = NODEFS.node_ops; - node.stream_ops = NODEFS.stream_ops; - return node; - }, - getMode(path) { - var stat; - return NODEFS.tryFSOperation(() => { - stat = fs.lstatSync(path); - if (NODEFS.isWindows) { - stat.mode |= (stat.mode & 292) >> 2; - } - return stat.mode; - }); - }, - realPath(node) { - var parts = []; - while (node.parent !== node) { - parts.push(node.name); - node = node.parent; - } - parts.push(node.mount.opts.root); - parts.reverse(); - return PATH.join(...parts); - }, - flagsForNode(flags) { - flags &= ~2097152; - flags &= ~2048; - flags &= ~32768; - flags &= ~524288; - flags &= ~65536; - var newFlags = 0; - for (var k in NODEFS.flagsForNodeMap) { - if (flags & k) { - newFlags |= NODEFS.flagsForNodeMap[k]; - flags ^= k; - } - } - if (flags) { - throw new FS.ErrnoError(28); - } - return newFlags; - }, - node_ops: { - getattr(node) { - var path = NODEFS.realPath(node); - var stat; - NODEFS.tryFSOperation(() => stat = fs.lstatSync(path)); - if (NODEFS.isWindows) { - if (!stat.blksize) { - stat.blksize = 4096; - } - if (!stat.blocks) { - stat.blocks = (stat.size + stat.blksize - 1) / stat.blksize | 0; - } - stat.mode |= (stat.mode & 292) >> 2; - } - return { - dev: stat.dev, - ino: stat.ino, - mode: stat.mode, - nlink: stat.nlink, - uid: stat.uid, - gid: stat.gid, - rdev: stat.rdev, - size: stat.size, - atime: stat.atime, - mtime: stat.mtime, - ctime: stat.ctime, - blksize: stat.blksize, - blocks: stat.blocks - }; - }, - setattr(node, attr) { - var path = NODEFS.realPath(node); - NODEFS.tryFSOperation(() => { - if (attr.mode !== undefined) { - fs.chmodSync(path, attr.mode); - node.mode = attr.mode; - } - if (attr.timestamp !== undefined) { - var date = new Date(attr.timestamp); - fs.utimesSync(path, date, date); - } - if (attr.size !== undefined) { - fs.truncateSync(path, attr.size); - } - }); - }, - lookup(parent, name) { - var path = PATH.join2(NODEFS.realPath(parent), name); - var mode = NODEFS.getMode(path); - return NODEFS.createNode(parent, name, mode); - }, - mknod(parent, name, mode, dev) { - var node = NODEFS.createNode(parent, name, mode, dev); - var path = NODEFS.realPath(node); - NODEFS.tryFSOperation(() => { - if (FS.isDir(node.mode)) { - fs.mkdirSync(path, node.mode); - } else { - fs.writeFileSync(path, "", { - mode: node.mode - }); - } - }); - return node; - }, - rename(oldNode, newDir, newName) { - var oldPath = NODEFS.realPath(oldNode); - var newPath = PATH.join2(NODEFS.realPath(newDir), newName); - NODEFS.tryFSOperation(() => fs.renameSync(oldPath, newPath)); - oldNode.name = newName; - }, - unlink(parent, name) { - var path = PATH.join2(NODEFS.realPath(parent), name); - NODEFS.tryFSOperation(() => fs.unlinkSync(path)); - }, - rmdir(parent, name) { - var path = PATH.join2(NODEFS.realPath(parent), name); - NODEFS.tryFSOperation(() => fs.rmdirSync(path)); - }, - readdir(node) { - var path = NODEFS.realPath(node); - return NODEFS.tryFSOperation(() => fs.readdirSync(path)); - }, - symlink(parent, newName, oldPath) { - var newPath = PATH.join2(NODEFS.realPath(parent), newName); - NODEFS.tryFSOperation(() => fs.symlinkSync(oldPath, newPath)); - }, - readlink(node) { - var path = NODEFS.realPath(node); - return NODEFS.tryFSOperation(() => fs.readlinkSync(path)); - } - }, - stream_ops: { - open(stream) { - var path = NODEFS.realPath(stream.node); - NODEFS.tryFSOperation(() => { - if (FS.isFile(stream.node.mode)) { - stream.shared.refcount = 1; - stream.nfd = fs.openSync(path, NODEFS.flagsForNode(stream.flags)); - } - }); - }, - close(stream) { - NODEFS.tryFSOperation(() => { - if (FS.isFile(stream.node.mode) && stream.nfd && --stream.shared.refcount === 0) { - fs.closeSync(stream.nfd); - } - }); - }, - dup(stream) { - stream.shared.refcount++; - }, - read(stream, buffer, offset, length, position) { - if (length === 0) return 0; - return NODEFS.tryFSOperation(() => fs.readSync(stream.nfd, new Int8Array(buffer.buffer, offset, length), 0, length, position)); - }, - write(stream, buffer, offset, length, position) { - return NODEFS.tryFSOperation(() => fs.writeSync(stream.nfd, new Int8Array(buffer.buffer, offset, length), 0, length, position)); - }, - llseek(stream, offset, whence) { - var position = offset; - if (whence === 1) { - position += stream.position; - } else if (whence === 2) { - if (FS.isFile(stream.node.mode)) { - NODEFS.tryFSOperation(() => { - var stat = fs.fstatSync(stream.nfd); - position += stat.size; - }); - } - } - if (position < 0) { - throw new FS.ErrnoError(28); - } - return position; - }, - mmap(stream, length, position, prot, flags) { - if (!FS.isFile(stream.node.mode)) { - throw new FS.ErrnoError(43); - } - var ptr = mmapAlloc(length); - NODEFS.stream_ops.read(stream, HEAP8, ptr, length, position); - return { - ptr: ptr, - allocated: true - }; - }, - msync(stream, buffer, offset, length, mmapFlags) { - NODEFS.stream_ops.write(stream, buffer, 0, length, offset, false); - return 0; - } - } -}; - -var PROXYFS = { - mount(mount) { - return PROXYFS.createNode(null, "/", mount.opts.fs.lstat(mount.opts.root).mode, 0); - }, - createNode(parent, name, mode, dev) { - if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { - throw new FS.ErrnoError(ERRNO_CODES.EINVAL); - } - var node = FS.createNode(parent, name, mode); - node.node_ops = PROXYFS.node_ops; - node.stream_ops = PROXYFS.stream_ops; - return node; - }, - realPath(node) { - var parts = []; - while (node.parent !== node) { - parts.push(node.name); - node = node.parent; - } - parts.push(node.mount.opts.root); - parts.reverse(); - return PATH.join(...parts); - }, - node_ops: { - getattr(node) { - var path = PROXYFS.realPath(node); - var stat; - try { - stat = node.mount.opts.fs.lstat(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - return { - dev: stat.dev, - ino: stat.ino, - mode: stat.mode, - nlink: stat.nlink, - uid: stat.uid, - gid: stat.gid, - rdev: stat.rdev, - size: stat.size, - atime: stat.atime, - mtime: stat.mtime, - ctime: stat.ctime, - blksize: stat.blksize, - blocks: stat.blocks - }; - }, - setattr(node, attr) { - var path = PROXYFS.realPath(node); - try { - if (attr.mode !== undefined) { - node.mount.opts.fs.chmod(path, attr.mode); - node.mode = attr.mode; - } - if (attr.timestamp !== undefined) { - var date = new Date(attr.timestamp); - node.mount.opts.fs.utime(path, date, date); - } - if (attr.size !== undefined) { - node.mount.opts.fs.truncate(path, attr.size); - } - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - lookup(parent, name) { - try { - var path = PATH.join2(PROXYFS.realPath(parent), name); - var mode = parent.mount.opts.fs.lstat(path).mode; - var node = PROXYFS.createNode(parent, name, mode); - return node; - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - mknod(parent, name, mode, dev) { - var node = PROXYFS.createNode(parent, name, mode, dev); - var path = PROXYFS.realPath(node); - try { - if (FS.isDir(node.mode)) { - node.mount.opts.fs.mkdir(path, node.mode); - } else { - node.mount.opts.fs.writeFile(path, "", { - mode: node.mode - }); - } - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - return node; - }, - rename(oldNode, newDir, newName) { - var oldPath = PROXYFS.realPath(oldNode); - var newPath = PATH.join2(PROXYFS.realPath(newDir), newName); - try { - oldNode.mount.opts.fs.rename(oldPath, newPath); - oldNode.name = newName; - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - unlink(parent, name) { - var path = PATH.join2(PROXYFS.realPath(parent), name); - try { - parent.mount.opts.fs.unlink(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - rmdir(parent, name) { - var path = PATH.join2(PROXYFS.realPath(parent), name); - try { - parent.mount.opts.fs.rmdir(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - readdir(node) { - var path = PROXYFS.realPath(node); - try { - return node.mount.opts.fs.readdir(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - symlink(parent, newName, oldPath) { - var newPath = PATH.join2(PROXYFS.realPath(parent), newName); - try { - parent.mount.opts.fs.symlink(oldPath, newPath); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - readlink(node) { - var path = PROXYFS.realPath(node); - try { - return node.mount.opts.fs.readlink(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - } - }, - stream_ops: { - open(stream) { - var path = PROXYFS.realPath(stream.node); - try { - stream.nfd = stream.node.mount.opts.fs.open(path, stream.flags); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - close(stream) { - try { - stream.node.mount.opts.fs.close(stream.nfd); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - read(stream, buffer, offset, length, position) { - try { - return stream.node.mount.opts.fs.read(stream.nfd, buffer, offset, length, position); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - write(stream, buffer, offset, length, position) { - try { - return stream.node.mount.opts.fs.write(stream.nfd, buffer, offset, length, position); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - llseek(stream, offset, whence) { - var position = offset; - if (whence === 1) { - position += stream.position; - } else if (whence === 2) { - if (FS.isFile(stream.node.mode)) { - try { - var stat = stream.node.node_ops.getattr(stream.node); - position += stat.size; - } catch (e) { - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - } - } - if (position < 0) { - throw new FS.ErrnoError(ERRNO_CODES.EINVAL); - } - return position; - } - } -}; - -var FS = { - root: null, - mounts: [], - devices: {}, - streams: [], - nextInode: 1, - nameTable: null, - currentPath: "/", - initialized: false, - ignorePermissions: true, - ErrnoError: class { - constructor(errno) { - this.name = "ErrnoError"; - this.errno = errno; - } - }, - genericErrors: {}, - filesystems: null, - syncFSRequests: 0, - FSStream: class { - constructor() { - this.shared = {}; - } - get object() { - return this.node; - } - set object(val) { - this.node = val; - } - get isRead() { - return (this.flags & 2097155) !== 1; - } - get isWrite() { - return (this.flags & 2097155) !== 0; - } - get isAppend() { - return (this.flags & 1024); - } - get flags() { - return this.shared.flags; - } - set flags(val) { - this.shared.flags = val; - } - get position() { - return this.shared.position; - } - set position(val) { - this.shared.position = val; - } - }, - FSNode: class { - constructor(parent, name, mode, rdev) { - if (!parent) { - parent = this; - } - this.parent = parent; - this.mount = parent.mount; - this.mounted = null; - this.id = FS.nextInode++; - this.name = name; - this.mode = mode; - this.node_ops = {}; - this.stream_ops = {}; - this.rdev = rdev; - this.readMode = 292 | /*292*/ 73; - /*73*/ this.writeMode = 146; - } - /*146*/ get read() { - return (this.mode & this.readMode) === this.readMode; - } - set read(val) { - val ? this.mode |= this.readMode : this.mode &= ~this.readMode; - } - get write() { - return (this.mode & this.writeMode) === this.writeMode; - } - set write(val) { - val ? this.mode |= this.writeMode : this.mode &= ~this.writeMode; - } - get isFolder() { - return FS.isDir(this.mode); - } - get isDevice() { - return FS.isChrdev(this.mode); - } - }, - lookupPath(path, opts = {}) { - path = PATH_FS.resolve(path); - if (!path) return { - path: "", - node: null - }; - var defaults = { - follow_mount: true, - recurse_count: 0 - }; - opts = Object.assign(defaults, opts); - if (opts.recurse_count > 8) { - throw new FS.ErrnoError(32); - } - var parts = path.split("/").filter(p => !!p); - var current = FS.root; - var current_path = "/"; - for (var i = 0; i < parts.length; i++) { - var islast = (i === parts.length - 1); - if (islast && opts.parent) { - break; - } - current = FS.lookupNode(current, parts[i]); - current_path = PATH.join2(current_path, parts[i]); - if (FS.isMountpoint(current)) { - if (!islast || (islast && opts.follow_mount)) { - current = current.mounted.root; - } - } - if (!islast || opts.follow) { - var count = 0; - while (FS.isLink(current.mode)) { - var link = FS.readlink(current_path); - current_path = PATH_FS.resolve(PATH.dirname(current_path), link); - var lookup = FS.lookupPath(current_path, { - recurse_count: opts.recurse_count + 1 - }); - current = lookup.node; - if (count++ > 40) { - throw new FS.ErrnoError(32); - } - } - } - } - return { - path: current_path, - node: current - }; - }, - getPath(node) { - var path; - while (true) { - if (FS.isRoot(node)) { - var mount = node.mount.mountpoint; - if (!path) return mount; - return mount[mount.length - 1] !== "/" ? `${mount}/${path}` : mount + path; - } - path = path ? `${node.name}/${path}` : node.name; - node = node.parent; - } - }, - hashName(parentid, name) { - var hash = 0; - for (var i = 0; i < name.length; i++) { - hash = ((hash << 5) - hash + name.charCodeAt(i)) | 0; - } - return ((parentid + hash) >>> 0) % FS.nameTable.length; - }, - hashAddNode(node) { - var hash = FS.hashName(node.parent.id, node.name); - node.name_next = FS.nameTable[hash]; - FS.nameTable[hash] = node; - }, - hashRemoveNode(node) { - var hash = FS.hashName(node.parent.id, node.name); - if (FS.nameTable[hash] === node) { - FS.nameTable[hash] = node.name_next; - } else { - var current = FS.nameTable[hash]; - while (current) { - if (current.name_next === node) { - current.name_next = node.name_next; - break; - } - current = current.name_next; - } - } - }, - lookupNode(parent, name) { - var errCode = FS.mayLookup(parent); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - var hash = FS.hashName(parent.id, name); - for (var node = FS.nameTable[hash]; node; node = node.name_next) { - var nodeName = node.name; - if (node.parent.id === parent.id && nodeName === name) { - return node; - } - } - return FS.lookup(parent, name); - }, - createNode(parent, name, mode, rdev) { - var node = new FS.FSNode(parent, name, mode, rdev); - FS.hashAddNode(node); - return node; - }, - destroyNode(node) { - FS.hashRemoveNode(node); - }, - isRoot(node) { - return node === node.parent; - }, - isMountpoint(node) { - return !!node.mounted; - }, - isFile(mode) { - return (mode & 61440) === 32768; - }, - isDir(mode) { - return (mode & 61440) === 16384; - }, - isLink(mode) { - return (mode & 61440) === 40960; - }, - isChrdev(mode) { - return (mode & 61440) === 8192; - }, - isBlkdev(mode) { - return (mode & 61440) === 24576; - }, - isFIFO(mode) { - return (mode & 61440) === 4096; - }, - isSocket(mode) { - return (mode & 49152) === 49152; - }, - flagsToPermissionString(flag) { - var perms = [ "r", "w", "rw" ][flag & 3]; - if ((flag & 512)) { - perms += "w"; - } - return perms; - }, - nodePermissions(node, perms) { - if (FS.ignorePermissions) { - return 0; - } - if (perms.includes("r") && !(node.mode & 292)) { - return 2; - } else if (perms.includes("w") && !(node.mode & 146)) { - return 2; - } else if (perms.includes("x") && !(node.mode & 73)) { - return 2; - } - return 0; - }, - mayLookup(dir) { - if (!FS.isDir(dir.mode)) return 54; - var errCode = FS.nodePermissions(dir, "x"); - if (errCode) return errCode; - if (!dir.node_ops.lookup) return 2; - return 0; - }, - mayCreate(dir, name) { - try { - var node = FS.lookupNode(dir, name); - return 20; - } catch (e) {} - return FS.nodePermissions(dir, "wx"); - }, - mayDelete(dir, name, isdir) { - var node; - try { - node = FS.lookupNode(dir, name); - } catch (e) { - return e.errno; - } - var errCode = FS.nodePermissions(dir, "wx"); - if (errCode) { - return errCode; - } - if (isdir) { - if (!FS.isDir(node.mode)) { - return 54; - } - if (FS.isRoot(node) || FS.getPath(node) === FS.cwd()) { - return 10; - } - } else { - if (FS.isDir(node.mode)) { - return 31; - } - } - return 0; - }, - mayOpen(node, flags) { - if (!node) { - return 44; - } - if (FS.isLink(node.mode)) { - return 32; - } else if (FS.isDir(node.mode)) { - if (FS.flagsToPermissionString(flags) !== "r" || (flags & 512)) { - return 31; - } - } - return FS.nodePermissions(node, FS.flagsToPermissionString(flags)); - }, - MAX_OPEN_FDS: 4096, - nextfd() { - for (var fd = 0; fd <= FS.MAX_OPEN_FDS; fd++) { - if (!FS.streams[fd]) { - return fd; - } - } - throw new FS.ErrnoError(33); - }, - getStreamChecked(fd) { - var stream = FS.getStream(fd); - if (!stream) { - throw new FS.ErrnoError(8); - } - return stream; - }, - getStream: fd => FS.streams[fd], - createStream(stream, fd = -1) { - stream = Object.assign(new FS.FSStream, stream); - if (fd == -1) { - fd = FS.nextfd(); - } - stream.fd = fd; - FS.streams[fd] = stream; - return stream; - }, - closeStream(fd) { - FS.streams[fd] = null; - }, - dupStream(origStream, fd = -1) { - var stream = FS.createStream(origStream, fd); - stream.stream_ops?.dup?.(stream); - return stream; - }, - chrdev_stream_ops: { - open(stream) { - var device = FS.getDevice(stream.node.rdev); - stream.stream_ops = device.stream_ops; - stream.stream_ops.open?.(stream); - }, - llseek() { - throw new FS.ErrnoError(70); - } - }, - major: dev => ((dev) >> 8), - minor: dev => ((dev) & 255), - makedev: (ma, mi) => ((ma) << 8 | (mi)), - registerDevice(dev, ops) { - FS.devices[dev] = { - stream_ops: ops - }; - }, - getDevice: dev => FS.devices[dev], - getMounts(mount) { - var mounts = []; - var check = [ mount ]; - while (check.length) { - var m = check.pop(); - mounts.push(m); - check.push(...m.mounts); - } - return mounts; - }, - syncfs(populate, callback) { - if (typeof populate == "function") { - callback = populate; - populate = false; - } - FS.syncFSRequests++; - if (FS.syncFSRequests > 1) { - err(`warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work`); - } - var mounts = FS.getMounts(FS.root.mount); - var completed = 0; - function doCallback(errCode) { - FS.syncFSRequests--; - return callback(errCode); - } - function done(errCode) { - if (errCode) { - if (!done.errored) { - done.errored = true; - return doCallback(errCode); - } - return; - } - if (++completed >= mounts.length) { - doCallback(null); - } - } - mounts.forEach(mount => { - if (!mount.type.syncfs) { - return done(null); - } - mount.type.syncfs(mount, populate, done); - }); - }, - mount(type, opts, mountpoint) { - var root = mountpoint === "/"; - var pseudo = !mountpoint; - var node; - if (root && FS.root) { - throw new FS.ErrnoError(10); - } else if (!root && !pseudo) { - var lookup = FS.lookupPath(mountpoint, { - follow_mount: false - }); - mountpoint = lookup.path; - node = lookup.node; - if (FS.isMountpoint(node)) { - throw new FS.ErrnoError(10); - } - if (!FS.isDir(node.mode)) { - throw new FS.ErrnoError(54); - } - } - var mount = { - type: type, - opts: opts, - mountpoint: mountpoint, - mounts: [] - }; - var mountRoot = type.mount(mount); - mountRoot.mount = mount; - mount.root = mountRoot; - if (root) { - FS.root = mountRoot; - } else if (node) { - node.mounted = mount; - if (node.mount) { - node.mount.mounts.push(mount); - } - } - return mountRoot; - }, - unmount(mountpoint) { - var lookup = FS.lookupPath(mountpoint, { - follow_mount: false - }); - if (!FS.isMountpoint(lookup.node)) { - throw new FS.ErrnoError(28); - } - var node = lookup.node; - var mount = node.mounted; - var mounts = FS.getMounts(mount); - Object.keys(FS.nameTable).forEach(hash => { - var current = FS.nameTable[hash]; - while (current) { - var next = current.name_next; - if (mounts.includes(current.mount)) { - FS.destroyNode(current); - } - current = next; - } - }); - node.mounted = null; - var idx = node.mount.mounts.indexOf(mount); - node.mount.mounts.splice(idx, 1); - }, - lookup(parent, name) { - return parent.node_ops.lookup(parent, name); - }, - mknod(path, mode, dev) { - var lookup = FS.lookupPath(path, { - parent: true - }); - var parent = lookup.node; - var name = PATH.basename(path); - if (!name || name === "." || name === "..") { - throw new FS.ErrnoError(28); - } - var errCode = FS.mayCreate(parent, name); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!parent.node_ops.mknod) { - throw new FS.ErrnoError(63); - } - return parent.node_ops.mknod(parent, name, mode, dev); - }, - create(path, mode) { - mode = mode !== undefined ? mode : 438; - /* 0666 */ mode &= 4095; - mode |= 32768; - return FS.mknod(path, mode, 0); - }, - mkdir(path, mode) { - mode = mode !== undefined ? mode : 511; - /* 0777 */ mode &= 511 | 512; - mode |= 16384; - return FS.mknod(path, mode, 0); - }, - mkdirTree(path, mode) { - var dirs = path.split("/"); - var d = ""; - for (var i = 0; i < dirs.length; ++i) { - if (!dirs[i]) continue; - d += "/" + dirs[i]; - try { - FS.mkdir(d, mode); - } catch (e) { - if (e.errno != 20) throw e; - } - } - }, - mkdev(path, mode, dev) { - if (typeof dev == "undefined") { - dev = mode; - mode = 438; - } - /* 0666 */ mode |= 8192; - return FS.mknod(path, mode, dev); - }, - symlink(oldpath, newpath) { - if (!PATH_FS.resolve(oldpath)) { - throw new FS.ErrnoError(44); - } - var lookup = FS.lookupPath(newpath, { - parent: true - }); - var parent = lookup.node; - if (!parent) { - throw new FS.ErrnoError(44); - } - var newname = PATH.basename(newpath); - var errCode = FS.mayCreate(parent, newname); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!parent.node_ops.symlink) { - throw new FS.ErrnoError(63); - } - return parent.node_ops.symlink(parent, newname, oldpath); - }, - rename(old_path, new_path) { - var old_dirname = PATH.dirname(old_path); - var new_dirname = PATH.dirname(new_path); - var old_name = PATH.basename(old_path); - var new_name = PATH.basename(new_path); - var lookup, old_dir, new_dir; - lookup = FS.lookupPath(old_path, { - parent: true - }); - old_dir = lookup.node; - lookup = FS.lookupPath(new_path, { - parent: true - }); - new_dir = lookup.node; - if (!old_dir || !new_dir) throw new FS.ErrnoError(44); - if (old_dir.mount !== new_dir.mount) { - throw new FS.ErrnoError(75); - } - var old_node = FS.lookupNode(old_dir, old_name); - var relative = PATH_FS.relative(old_path, new_dirname); - if (relative.charAt(0) !== ".") { - throw new FS.ErrnoError(28); - } - relative = PATH_FS.relative(new_path, old_dirname); - if (relative.charAt(0) !== ".") { - throw new FS.ErrnoError(55); - } - var new_node; - try { - new_node = FS.lookupNode(new_dir, new_name); - } catch (e) {} - if (old_node === new_node) { - return; - } - var isdir = FS.isDir(old_node.mode); - var errCode = FS.mayDelete(old_dir, old_name, isdir); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - errCode = new_node ? FS.mayDelete(new_dir, new_name, isdir) : FS.mayCreate(new_dir, new_name); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!old_dir.node_ops.rename) { - throw new FS.ErrnoError(63); - } - if (FS.isMountpoint(old_node) || (new_node && FS.isMountpoint(new_node))) { - throw new FS.ErrnoError(10); - } - if (new_dir !== old_dir) { - errCode = FS.nodePermissions(old_dir, "w"); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - } - FS.hashRemoveNode(old_node); - try { - old_dir.node_ops.rename(old_node, new_dir, new_name); - old_node.parent = new_dir; - } catch (e) { - throw e; - } finally { - FS.hashAddNode(old_node); - } - }, - rmdir(path) { - var lookup = FS.lookupPath(path, { - parent: true - }); - var parent = lookup.node; - var name = PATH.basename(path); - var node = FS.lookupNode(parent, name); - var errCode = FS.mayDelete(parent, name, true); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!parent.node_ops.rmdir) { - throw new FS.ErrnoError(63); - } - if (FS.isMountpoint(node)) { - throw new FS.ErrnoError(10); - } - parent.node_ops.rmdir(parent, name); - FS.destroyNode(node); - }, - readdir(path) { - var lookup = FS.lookupPath(path, { - follow: true - }); - var node = lookup.node; - if (!node.node_ops.readdir) { - throw new FS.ErrnoError(54); - } - return node.node_ops.readdir(node); - }, - unlink(path) { - var lookup = FS.lookupPath(path, { - parent: true - }); - var parent = lookup.node; - if (!parent) { - throw new FS.ErrnoError(44); - } - var name = PATH.basename(path); - var node = FS.lookupNode(parent, name); - var errCode = FS.mayDelete(parent, name, false); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!parent.node_ops.unlink) { - throw new FS.ErrnoError(63); - } - if (FS.isMountpoint(node)) { - throw new FS.ErrnoError(10); - } - parent.node_ops.unlink(parent, name); - FS.destroyNode(node); - }, - readlink(path) { - var lookup = FS.lookupPath(path); - var link = lookup.node; - if (!link) { - throw new FS.ErrnoError(44); - } - if (!link.node_ops.readlink) { - throw new FS.ErrnoError(28); - } - return PATH_FS.resolve(FS.getPath(link.parent), link.node_ops.readlink(link)); - }, - stat(path, dontFollow) { - var lookup = FS.lookupPath(path, { - follow: !dontFollow - }); - var node = lookup.node; - if (!node) { - throw new FS.ErrnoError(44); - } - if (!node.node_ops.getattr) { - throw new FS.ErrnoError(63); - } - return node.node_ops.getattr(node); - }, - lstat(path) { - return FS.stat(path, true); - }, - chmod(path, mode, dontFollow) { - var node; - if (typeof path == "string") { - var lookup = FS.lookupPath(path, { - follow: !dontFollow - }); - node = lookup.node; - } else { - node = path; - } - if (!node.node_ops.setattr) { - throw new FS.ErrnoError(63); - } - node.node_ops.setattr(node, { - mode: (mode & 4095) | (node.mode & ~4095), - timestamp: Date.now() - }); - }, - lchmod(path, mode) { - FS.chmod(path, mode, true); - }, - fchmod(fd, mode) { - var stream = FS.getStreamChecked(fd); - FS.chmod(stream.node, mode); - }, - chown(path, uid, gid, dontFollow) { - var node; - if (typeof path == "string") { - var lookup = FS.lookupPath(path, { - follow: !dontFollow - }); - node = lookup.node; - } else { - node = path; - } - if (!node.node_ops.setattr) { - throw new FS.ErrnoError(63); - } - node.node_ops.setattr(node, { - timestamp: Date.now() - }); - }, - lchown(path, uid, gid) { - FS.chown(path, uid, gid, true); - }, - fchown(fd, uid, gid) { - var stream = FS.getStreamChecked(fd); - FS.chown(stream.node, uid, gid); - }, - truncate(path, len) { - if (len < 0) { - throw new FS.ErrnoError(28); - } - var node; - if (typeof path == "string") { - var lookup = FS.lookupPath(path, { - follow: true - }); - node = lookup.node; - } else { - node = path; - } - if (!node.node_ops.setattr) { - throw new FS.ErrnoError(63); - } - if (FS.isDir(node.mode)) { - throw new FS.ErrnoError(31); - } - if (!FS.isFile(node.mode)) { - throw new FS.ErrnoError(28); - } - var errCode = FS.nodePermissions(node, "w"); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - node.node_ops.setattr(node, { - size: len, - timestamp: Date.now() - }); - }, - ftruncate(fd, len) { - var stream = FS.getStreamChecked(fd); - if ((stream.flags & 2097155) === 0) { - throw new FS.ErrnoError(28); - } - FS.truncate(stream.node, len); - }, - utime(path, atime, mtime) { - var lookup = FS.lookupPath(path, { - follow: true - }); - var node = lookup.node; - node.node_ops.setattr(node, { - timestamp: Math.max(atime, mtime) - }); - }, - open(path, flags, mode) { - if (path === "") { - throw new FS.ErrnoError(44); - } - flags = typeof flags == "string" ? FS_modeStringToFlags(flags) : flags; - if ((flags & 64)) { - mode = typeof mode == "undefined" ? 438 : /* 0666 */ mode; - mode = (mode & 4095) | 32768; - } else { - mode = 0; - } - var node; - if (typeof path == "object") { - node = path; - } else { - path = PATH.normalize(path); - try { - var lookup = FS.lookupPath(path, { - follow: !(flags & 131072) - }); - node = lookup.node; - } catch (e) {} - } - var created = false; - if ((flags & 64)) { - if (node) { - if ((flags & 128)) { - throw new FS.ErrnoError(20); - } - } else { - node = FS.mknod(path, mode, 0); - created = true; - } - } - if (!node) { - throw new FS.ErrnoError(44); - } - if (FS.isChrdev(node.mode)) { - flags &= ~512; - } - if ((flags & 65536) && !FS.isDir(node.mode)) { - throw new FS.ErrnoError(54); - } - if (!created) { - var errCode = FS.mayOpen(node, flags); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - } - if ((flags & 512) && !created) { - FS.truncate(node, 0); - } - flags &= ~(128 | 512 | 131072); - var stream = FS.createStream({ - node: node, - path: FS.getPath(node), - flags: flags, - seekable: true, - position: 0, - stream_ops: node.stream_ops, - ungotten: [], - error: false - }); - if (stream.stream_ops.open) { - stream.stream_ops.open(stream); - } - if (Module["logReadFiles"] && !(flags & 1)) { - if (!FS.readFiles) FS.readFiles = {}; - if (!(path in FS.readFiles)) { - FS.readFiles[path] = 1; - } - } - return stream; - }, - close(stream) { - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if (stream.getdents) stream.getdents = null; - try { - if (stream.stream_ops.close) { - stream.stream_ops.close(stream); - } - } catch (e) { - throw e; - } finally { - FS.closeStream(stream.fd); - } - stream.fd = null; - }, - isClosed(stream) { - return stream.fd === null; - }, - llseek(stream, offset, whence) { - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if (!stream.seekable || !stream.stream_ops.llseek) { - throw new FS.ErrnoError(70); - } - if (whence != 0 && whence != 1 && whence != 2) { - throw new FS.ErrnoError(28); - } - stream.position = stream.stream_ops.llseek(stream, offset, whence); - stream.ungotten = []; - return stream.position; - }, - read(stream, buffer, offset, length, position) { - if (length < 0 || position < 0) { - throw new FS.ErrnoError(28); - } - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if ((stream.flags & 2097155) === 1) { - throw new FS.ErrnoError(8); - } - if (FS.isDir(stream.node.mode)) { - throw new FS.ErrnoError(31); - } - if (!stream.stream_ops.read) { - throw new FS.ErrnoError(28); - } - var seeking = typeof position != "undefined"; - if (!seeking) { - position = stream.position; - } else if (!stream.seekable) { - throw new FS.ErrnoError(70); - } - var bytesRead = stream.stream_ops.read(stream, buffer, offset, length, position); - if (!seeking) stream.position += bytesRead; - return bytesRead; - }, - write(stream, buffer, offset, length, position, canOwn) { - if (length < 0 || position < 0) { - throw new FS.ErrnoError(28); - } - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if ((stream.flags & 2097155) === 0) { - throw new FS.ErrnoError(8); - } - if (FS.isDir(stream.node.mode)) { - throw new FS.ErrnoError(31); - } - if (!stream.stream_ops.write) { - throw new FS.ErrnoError(28); - } - if (stream.seekable && stream.flags & 1024) { - FS.llseek(stream, 0, 2); - } - var seeking = typeof position != "undefined"; - if (!seeking) { - position = stream.position; - } else if (!stream.seekable) { - throw new FS.ErrnoError(70); - } - var bytesWritten = stream.stream_ops.write(stream, buffer, offset, length, position, canOwn); - if (!seeking) stream.position += bytesWritten; - return bytesWritten; - }, - allocate(stream, offset, length) { - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if (offset < 0 || length <= 0) { - throw new FS.ErrnoError(28); - } - if ((stream.flags & 2097155) === 0) { - throw new FS.ErrnoError(8); - } - if (!FS.isFile(stream.node.mode) && !FS.isDir(stream.node.mode)) { - throw new FS.ErrnoError(43); - } - if (!stream.stream_ops.allocate) { - throw new FS.ErrnoError(138); - } - stream.stream_ops.allocate(stream, offset, length); - }, - mmap(stream, length, position, prot, flags) { - if ((prot & 2) !== 0 && (flags & 2) === 0 && (stream.flags & 2097155) !== 2) { - throw new FS.ErrnoError(2); - } - if ((stream.flags & 2097155) === 1) { - throw new FS.ErrnoError(2); - } - if (!stream.stream_ops.mmap) { - throw new FS.ErrnoError(43); - } - return stream.stream_ops.mmap(stream, length, position, prot, flags); - }, - msync(stream, buffer, offset, length, mmapFlags) { - if (!stream.stream_ops.msync) { - return 0; - } - return stream.stream_ops.msync(stream, buffer, offset, length, mmapFlags); - }, - ioctl(stream, cmd, arg) { - if (!stream.stream_ops.ioctl) { - throw new FS.ErrnoError(59); - } - return stream.stream_ops.ioctl(stream, cmd, arg); - }, - readFile(path, opts = {}) { - opts.flags = opts.flags || 0; - opts.encoding = opts.encoding || "binary"; - if (opts.encoding !== "utf8" && opts.encoding !== "binary") { - throw new Error(`Invalid encoding type "${opts.encoding}"`); - } - var ret; - var stream = FS.open(path, opts.flags); - var stat = FS.stat(path); - var length = stat.size; - var buf = new Uint8Array(length); - FS.read(stream, buf, 0, length, 0); - if (opts.encoding === "utf8") { - ret = UTF8ArrayToString(buf, 0); - } else if (opts.encoding === "binary") { - ret = buf; - } - FS.close(stream); - return ret; - }, - writeFile(path, data, opts = {}) { - opts.flags = opts.flags || 577; - var stream = FS.open(path, opts.flags, opts.mode); - if (typeof data == "string") { - var buf = new Uint8Array(lengthBytesUTF8(data) + 1); - var actualNumBytes = stringToUTF8Array(data, buf, 0, buf.length); - FS.write(stream, buf, 0, actualNumBytes, undefined, opts.canOwn); - } else if (ArrayBuffer.isView(data)) { - FS.write(stream, data, 0, data.byteLength, undefined, opts.canOwn); - } else { - throw new Error("Unsupported data type"); - } - FS.close(stream); - }, - cwd: () => FS.currentPath, - chdir(path) { - var lookup = FS.lookupPath(path, { - follow: true - }); - if (lookup.node === null) { - throw new FS.ErrnoError(44); - } - if (!FS.isDir(lookup.node.mode)) { - throw new FS.ErrnoError(54); - } - var errCode = FS.nodePermissions(lookup.node, "x"); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - FS.currentPath = lookup.path; - }, - createDefaultDirectories() { - FS.mkdir("/tmp"); - FS.mkdir("/home"); - FS.mkdir("/home/web_user"); - }, - createDefaultDevices() { - FS.mkdir("/dev"); - FS.registerDevice(FS.makedev(1, 3), { - read: () => 0, - write: (stream, buffer, offset, length, pos) => length - }); - FS.mkdev("/dev/null", FS.makedev(1, 3)); - TTY.register(FS.makedev(5, 0), TTY.default_tty_ops); - TTY.register(FS.makedev(6, 0), TTY.default_tty1_ops); - FS.mkdev("/dev/tty", FS.makedev(5, 0)); - FS.mkdev("/dev/tty1", FS.makedev(6, 0)); - var randomBuffer = new Uint8Array(1024), randomLeft = 0; - var randomByte = () => { - if (randomLeft === 0) { - randomLeft = randomFill(randomBuffer).byteLength; - } - return randomBuffer[--randomLeft]; - }; - FS.createDevice("/dev", "random", randomByte); - FS.createDevice("/dev", "urandom", randomByte); - FS.mkdir("/dev/shm"); - FS.mkdir("/dev/shm/tmp"); - }, - createSpecialDirectories() { - FS.mkdir("/proc"); - var proc_self = FS.mkdir("/proc/self"); - FS.mkdir("/proc/self/fd"); - FS.mount({ - mount() { - var node = FS.createNode(proc_self, "fd", 16384 | 511, /* 0777 */ 73); - node.node_ops = { - lookup(parent, name) { - var fd = +name; - var stream = FS.getStreamChecked(fd); - var ret = { - parent: null, - mount: { - mountpoint: "fake" - }, - node_ops: { - readlink: () => stream.path - } - }; - ret.parent = ret; - return ret; - } - }; - return node; - } - }, {}, "/proc/self/fd"); - }, - createStandardStreams() { - if (Module["stdin"]) { - FS.createDevice("/dev", "stdin", Module["stdin"]); - } else { - FS.symlink("/dev/tty", "/dev/stdin"); - } - if (Module["stdout"]) { - FS.createDevice("/dev", "stdout", null, Module["stdout"]); - } else { - FS.symlink("/dev/tty", "/dev/stdout"); - } - if (Module["stderr"]) { - FS.createDevice("/dev", "stderr", null, Module["stderr"]); - } else { - FS.symlink("/dev/tty1", "/dev/stderr"); - } - var stdin = FS.open("/dev/stdin", 0); - var stdout = FS.open("/dev/stdout", 1); - var stderr = FS.open("/dev/stderr", 1); - }, - staticInit() { - [ 44 ].forEach(code => { - FS.genericErrors[code] = new FS.ErrnoError(code); - FS.genericErrors[code].stack = ""; - }); - FS.nameTable = new Array(4096); - FS.mount(MEMFS, {}, "/"); - FS.createDefaultDirectories(); - FS.createDefaultDevices(); - FS.createSpecialDirectories(); - FS.filesystems = { - "MEMFS": MEMFS, - "NODEFS": NODEFS, - "PROXYFS": PROXYFS - }; - }, - init(input, output, error) { - FS.init.initialized = true; - Module["stdin"] = input || Module["stdin"]; - Module["stdout"] = output || Module["stdout"]; - Module["stderr"] = error || Module["stderr"]; - FS.createStandardStreams(); - }, - quit() { - FS.init.initialized = false; - _fflush(0); - for (var i = 0; i < FS.streams.length; i++) { - var stream = FS.streams[i]; - if (!stream) { - continue; - } - FS.close(stream); - } - }, - findObject(path, dontResolveLastLink) { - var ret = FS.analyzePath(path, dontResolveLastLink); - if (!ret.exists) { - return null; - } - return ret.object; - }, - analyzePath(path, dontResolveLastLink) { - try { - var lookup = FS.lookupPath(path, { - follow: !dontResolveLastLink - }); - path = lookup.path; - } catch (e) {} - var ret = { - isRoot: false, - exists: false, - error: 0, - name: null, - path: null, - object: null, - parentExists: false, - parentPath: null, - parentObject: null - }; - try { - var lookup = FS.lookupPath(path, { - parent: true - }); - ret.parentExists = true; - ret.parentPath = lookup.path; - ret.parentObject = lookup.node; - ret.name = PATH.basename(path); - lookup = FS.lookupPath(path, { - follow: !dontResolveLastLink - }); - ret.exists = true; - ret.path = lookup.path; - ret.object = lookup.node; - ret.name = lookup.node.name; - ret.isRoot = lookup.path === "/"; - } catch (e) { - ret.error = e.errno; - } - return ret; - }, - createPath(parent, path, canRead, canWrite) { - parent = typeof parent == "string" ? parent : FS.getPath(parent); - var parts = path.split("/").reverse(); - while (parts.length) { - var part = parts.pop(); - if (!part) continue; - var current = PATH.join2(parent, part); - try { - FS.mkdir(current); - } catch (e) {} - parent = current; - } - return current; - }, - createFile(parent, name, properties, canRead, canWrite) { - var path = PATH.join2(typeof parent == "string" ? parent : FS.getPath(parent), name); - var mode = FS_getMode(canRead, canWrite); - return FS.create(path, mode); - }, - createDataFile(parent, name, data, canRead, canWrite, canOwn) { - var path = name; - if (parent) { - parent = typeof parent == "string" ? parent : FS.getPath(parent); - path = name ? PATH.join2(parent, name) : parent; - } - var mode = FS_getMode(canRead, canWrite); - var node = FS.create(path, mode); - if (data) { - if (typeof data == "string") { - var arr = new Array(data.length); - for (var i = 0, len = data.length; i < len; ++i) arr[i] = data.charCodeAt(i); - data = arr; - } - FS.chmod(node, mode | 146); - var stream = FS.open(node, 577); - FS.write(stream, data, 0, data.length, 0, canOwn); - FS.close(stream); - FS.chmod(node, mode); - } - }, - createDevice(parent, name, input, output) { - var path = PATH.join2(typeof parent == "string" ? parent : FS.getPath(parent), name); - var mode = FS_getMode(!!input, !!output); - if (!FS.createDevice.major) FS.createDevice.major = 64; - var dev = FS.makedev(FS.createDevice.major++, 0); - FS.registerDevice(dev, { - open(stream) { - stream.seekable = false; - }, - close(stream) { - if (output?.buffer?.length) { - output(10); - } - }, - read(stream, buffer, offset, length, pos) { - /* ignored */ var bytesRead = 0; - for (var i = 0; i < length; i++) { - var result; - try { - result = input(); - } catch (e) { - throw new FS.ErrnoError(29); - } - if (result === undefined && bytesRead === 0) { - throw new FS.ErrnoError(6); - } - if (result === null || result === undefined) break; - bytesRead++; - buffer[offset + i] = result; - } - if (bytesRead) { - stream.node.timestamp = Date.now(); - } - return bytesRead; - }, - write(stream, buffer, offset, length, pos) { - for (var i = 0; i < length; i++) { - try { - output(buffer[offset + i]); - } catch (e) { - throw new FS.ErrnoError(29); - } - } - if (length) { - stream.node.timestamp = Date.now(); - } - return i; - } - }); - return FS.mkdev(path, mode, dev); - }, - forceLoadFile(obj) { - if (obj.isDevice || obj.isFolder || obj.link || obj.contents) return true; - if (typeof XMLHttpRequest != "undefined") { - throw new Error("Lazy loading should have been performed (contents set) in createLazyFile, but it was not. Lazy loading only works in web workers. Use --embed-file or --preload-file in emcc on the main thread."); - } else if (read_) { - try { - obj.contents = intArrayFromString(read_(obj.url), true); - obj.usedBytes = obj.contents.length; - } catch (e) { - throw new FS.ErrnoError(29); - } - } else { - throw new Error("Cannot load without read() or XMLHttpRequest."); - } - }, - createLazyFile(parent, name, url, canRead, canWrite) { - class LazyUint8Array { - constructor() { - this.lengthKnown = false; - this.chunks = []; - } - get(idx) { - if (idx > this.length - 1 || idx < 0) { - return undefined; - } - var chunkOffset = idx % this.chunkSize; - var chunkNum = (idx / this.chunkSize) | 0; - return this.getter(chunkNum)[chunkOffset]; - } - setDataGetter(getter) { - this.getter = getter; - } - cacheLength() { - var xhr = new XMLHttpRequest; - xhr.open("HEAD", url, false); - xhr.send(null); - if (!(xhr.status >= 200 && xhr.status < 300 || xhr.status === 304)) throw new Error("Couldn't load " + url + ". Status: " + xhr.status); - var datalength = Number(xhr.getResponseHeader("Content-length")); - var header; - var hasByteServing = (header = xhr.getResponseHeader("Accept-Ranges")) && header === "bytes"; - var usesGzip = (header = xhr.getResponseHeader("Content-Encoding")) && header === "gzip"; - var chunkSize = 1024 * 1024; - if (!hasByteServing) chunkSize = datalength; - var doXHR = (from, to) => { - if (from > to) throw new Error("invalid range (" + from + ", " + to + ") or no bytes requested!"); - if (to > datalength - 1) throw new Error("only " + datalength + " bytes available! programmer error!"); - var xhr = new XMLHttpRequest; - xhr.open("GET", url, false); - if (datalength !== chunkSize) xhr.setRequestHeader("Range", "bytes=" + from + "-" + to); - xhr.responseType = "arraybuffer"; - if (xhr.overrideMimeType) { - xhr.overrideMimeType("text/plain; charset=x-user-defined"); - } - xhr.send(null); - if (!(xhr.status >= 200 && xhr.status < 300 || xhr.status === 304)) throw new Error("Couldn't load " + url + ". Status: " + xhr.status); - if (xhr.response !== undefined) { - return new Uint8Array(/** @type{Array} */ (xhr.response || [])); - } - return intArrayFromString(xhr.responseText || "", true); - }; - var lazyArray = this; - lazyArray.setDataGetter(chunkNum => { - var start = chunkNum * chunkSize; - var end = (chunkNum + 1) * chunkSize - 1; - end = Math.min(end, datalength - 1); - if (typeof lazyArray.chunks[chunkNum] == "undefined") { - lazyArray.chunks[chunkNum] = doXHR(start, end); - } - if (typeof lazyArray.chunks[chunkNum] == "undefined") throw new Error("doXHR failed!"); - return lazyArray.chunks[chunkNum]; - }); - if (usesGzip || !datalength) { - chunkSize = datalength = 1; - datalength = this.getter(0).length; - chunkSize = datalength; - out("LazyFiles on gzip forces download of the whole file when length is accessed"); - } - this._length = datalength; - this._chunkSize = chunkSize; - this.lengthKnown = true; - } - get length() { - if (!this.lengthKnown) { - this.cacheLength(); - } - return this._length; - } - get chunkSize() { - if (!this.lengthKnown) { - this.cacheLength(); - } - return this._chunkSize; - } - } - if (typeof XMLHttpRequest != "undefined") { - if (!ENVIRONMENT_IS_WORKER) throw "Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc"; - var lazyArray = new LazyUint8Array; - var properties = { - isDevice: false, - contents: lazyArray - }; - } else { - var properties = { - isDevice: false, - url: url - }; - } - var node = FS.createFile(parent, name, properties, canRead, canWrite); - if (properties.contents) { - node.contents = properties.contents; - } else if (properties.url) { - node.contents = null; - node.url = properties.url; - } - Object.defineProperties(node, { - usedBytes: { - get: function() { - return this.contents.length; - } - } - }); - var stream_ops = {}; - var keys = Object.keys(node.stream_ops); - keys.forEach(key => { - var fn = node.stream_ops[key]; - stream_ops[key] = (...args) => { - FS.forceLoadFile(node); - return fn(...args); - }; - }); - function writeChunks(stream, buffer, offset, length, position) { - var contents = stream.node.contents; - if (position >= contents.length) return 0; - var size = Math.min(contents.length - position, length); - if (contents.slice) { - for (var i = 0; i < size; i++) { - buffer[offset + i] = contents[position + i]; - } - } else { - for (var i = 0; i < size; i++) { - buffer[offset + i] = contents.get(position + i); - } - } - return size; - } - stream_ops.read = (stream, buffer, offset, length, position) => { - FS.forceLoadFile(node); - return writeChunks(stream, buffer, offset, length, position); - }; - stream_ops.mmap = (stream, length, position, prot, flags) => { - FS.forceLoadFile(node); - var ptr = mmapAlloc(length); - if (!ptr) { - throw new FS.ErrnoError(48); - } - writeChunks(stream, HEAP8, ptr, length, position); - return { - ptr: ptr, - allocated: true - }; - }; - node.stream_ops = stream_ops; - return node; - } -}; - -Module["FS"] = FS; - -var SOCKFS = { - mount(mount) { - Module["websocket"] = (Module["websocket"] && ("object" === typeof Module["websocket"])) ? Module["websocket"] : {}; - Module["websocket"]._callbacks = {}; - Module["websocket"]["on"] = /** @this{Object} */ function(event, callback) { - if ("function" === typeof callback) { - this._callbacks[event] = callback; - } - return this; - }; - Module["websocket"].emit = /** @this{Object} */ function(event, param) { - if ("function" === typeof this._callbacks[event]) { - this._callbacks[event].call(this, param); - } - }; - return FS.createNode(null, "/", 16384 | 511, /* 0777 */ 0); - }, - createSocket(family, type, protocol) { - type &= ~526336; - var streaming = type == 1; - if (streaming && protocol && protocol != 6) { - throw new FS.ErrnoError(66); - } - var sock = { - family: family, - type: type, - protocol: protocol, - server: null, - error: null, - peers: {}, - pending: [], - recv_queue: [], - sock_ops: SOCKFS.websocket_sock_ops - }; - var name = SOCKFS.nextname(); - var node = FS.createNode(SOCKFS.root, name, 49152, 0); - node.sock = sock; - var stream = FS.createStream({ - path: name, - node: node, - flags: 2, - seekable: false, - stream_ops: SOCKFS.stream_ops - }); - sock.stream = stream; - return sock; - }, - getSocket(fd) { - var stream = FS.getStream(fd); - if (!stream || !FS.isSocket(stream.node.mode)) { - return null; - } - return stream.node.sock; - }, - stream_ops: { - poll(stream) { - var sock = stream.node.sock; - return sock.sock_ops.poll(sock); - }, - ioctl(stream, request, varargs) { - var sock = stream.node.sock; - return sock.sock_ops.ioctl(sock, request, varargs); - }, - read(stream, buffer, offset, length, position) { - /* ignored */ var sock = stream.node.sock; - var msg = sock.sock_ops.recvmsg(sock, length); - if (!msg) { - return 0; - } - buffer.set(msg.buffer, offset); - return msg.buffer.length; - }, - write(stream, buffer, offset, length, position) { - /* ignored */ var sock = stream.node.sock; - return sock.sock_ops.sendmsg(sock, buffer, offset, length); - }, - close(stream) { - var sock = stream.node.sock; - sock.sock_ops.close(sock); - } - }, - nextname() { - if (!SOCKFS.nextname.current) { - SOCKFS.nextname.current = 0; - } - return "socket[" + (SOCKFS.nextname.current++) + "]"; - }, - websocket_sock_ops: { - createPeer(sock, addr, port) { - var ws; - if (typeof addr == "object") { - ws = addr; - addr = null; - port = null; - } - if (ws) { - if (ws._socket) { - addr = ws._socket.remoteAddress; - port = ws._socket.remotePort; - } else { - var result = /ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url); - if (!result) { - throw new Error("WebSocket URL must be in the format ws(s)://address:port"); - } - addr = result[1]; - port = parseInt(result[2], 10); - } - } else { - try { - var runtimeConfig = (Module["websocket"] && ("object" === typeof Module["websocket"])); - var url = "ws:#".replace("#", "//"); - if (runtimeConfig) { - if("function"===typeof Module["websocket"]["url"]) { -url = Module["websocket"]["url"](...arguments); -}else if ("string" === typeof Module["websocket"]["url"]) { - url = Module["websocket"]["url"]; - } - } - if (url === "ws://" || url === "wss://") { - var parts = addr.split("/"); - url = url + parts[0] + ":" + port + "/" + parts.slice(1).join("/"); - } - var subProtocols = "binary"; - if (runtimeConfig) { - if ("string" === typeof Module["websocket"]["subprotocol"]) { - subProtocols = Module["websocket"]["subprotocol"]; - } - } - var opts = undefined; - if (subProtocols !== "null") { - subProtocols = subProtocols.replace(/^ +| +$/g, "").split(/ *, */); - opts = subProtocols; - } - if (runtimeConfig && null === Module["websocket"]["subprotocol"]) { - subProtocols = "null"; - opts = undefined; - } - var WebSocketConstructor; - if (ENVIRONMENT_IS_NODE) { - WebSocketConstructor = /** @type{(typeof WebSocket)} */ (require("ws")); - } else { - WebSocketConstructor = WebSocket; - } - if (Module['websocket']['decorator']) {WebSocketConstructor = Module['websocket']['decorator'](WebSocketConstructor);}ws = new WebSocketConstructor(url, opts); - ws.binaryType = "arraybuffer"; - } catch (e) { - throw new FS.ErrnoError(23); - } - } - var peer = { - addr: addr, - port: port, - socket: ws, - dgram_send_queue: [] - }; - SOCKFS.websocket_sock_ops.addPeer(sock, peer); - SOCKFS.websocket_sock_ops.handlePeerEvents(sock, peer); - if (sock.type === 2 && typeof sock.sport != "undefined") { - peer.dgram_send_queue.push(new Uint8Array([ 255, 255, 255, 255, "p".charCodeAt(0), "o".charCodeAt(0), "r".charCodeAt(0), "t".charCodeAt(0), ((sock.sport & 65280) >> 8), (sock.sport & 255) ])); - } - return peer; - }, - getPeer(sock, addr, port) { - return sock.peers[addr + ":" + port]; - }, - addPeer(sock, peer) { - sock.peers[peer.addr + ":" + peer.port] = peer; - }, - removePeer(sock, peer) { - delete sock.peers[peer.addr + ":" + peer.port]; - }, - handlePeerEvents(sock, peer) { - var first = true; - var handleOpen = function() { - Module["websocket"].emit("open", sock.stream.fd); - try { - var queued = peer.dgram_send_queue.shift(); - while (queued) { - peer.socket.send(queued); - queued = peer.dgram_send_queue.shift(); - } - } catch (e) { - peer.socket.close(); - } - }; - function handleMessage(data) { - if (typeof data == "string") { - var encoder = new TextEncoder; - data = encoder.encode(data); - } else { - assert(data.byteLength !== undefined); - if (data.byteLength == 0) { - return; - } - data = new Uint8Array(data); - } - var wasfirst = first; - first = false; - if (wasfirst && data.length === 10 && data[0] === 255 && data[1] === 255 && data[2] === 255 && data[3] === 255 && data[4] === "p".charCodeAt(0) && data[5] === "o".charCodeAt(0) && data[6] === "r".charCodeAt(0) && data[7] === "t".charCodeAt(0)) { - var newport = ((data[8] << 8) | data[9]); - SOCKFS.websocket_sock_ops.removePeer(sock, peer); - peer.port = newport; - SOCKFS.websocket_sock_ops.addPeer(sock, peer); - return; - } - sock.recv_queue.push({ - addr: peer.addr, - port: peer.port, - data: data - }); - Module["websocket"].emit("message", sock.stream.fd); - } - if (ENVIRONMENT_IS_NODE) { - peer.socket.on("open", handleOpen); - peer.socket.on("message", function(data, isBinary) { - if (!isBinary) { - return; - } - handleMessage((new Uint8Array(data)).buffer); - }); - peer.socket.on("close", function() { - Module["websocket"].emit("close", sock.stream.fd); - }); - peer.socket.on("error", function(error) { - sock.error = 14; - Module["websocket"].emit("error", [ sock.stream.fd, sock.error, "ECONNREFUSED: Connection refused" ]); - }); - } else { - peer.socket.onopen = handleOpen; - peer.socket.onclose = function() { - Module["websocket"].emit("close", sock.stream.fd); - }; - peer.socket.onmessage = function peer_socket_onmessage(event) { - handleMessage(event.data); - }; - peer.socket.onerror = function(error) { - sock.error = 14; - Module["websocket"].emit("error", [ sock.stream.fd, sock.error, "ECONNREFUSED: Connection refused" ]); - }; - } - }, - poll(sock) { - if (sock.type === 1 && sock.server) { - return sock.pending.length ? (64 | 1) : 0; - } - var mask = 0; - var dest = sock.type === 1 ? SOCKFS.websocket_sock_ops.getPeer(sock, sock.daddr, sock.dport) : null; - if (sock.recv_queue.length || !dest || (dest && dest.socket.readyState === dest.socket.CLOSING) || (dest && dest.socket.readyState === dest.socket.CLOSED)) { - mask |= (64 | 1); - } - if (!dest || (dest && dest.socket.readyState === dest.socket.OPEN)) { - mask |= 4; - } - if ((dest && dest.socket.readyState === dest.socket.CLOSING) || (dest && dest.socket.readyState === dest.socket.CLOSED)) { - mask |= 16; - } - return mask; - }, - ioctl(sock, request, arg) { - switch (request) { - case 21531: - var bytes = 0; - if (sock.recv_queue.length) { - bytes = sock.recv_queue[0].data.length; - } - HEAP32[((arg) >> 2)] = bytes; - return 0; - - default: - return 28; - } - }, - close(sock) { - if (sock.server) { - try { - sock.server.close(); - } catch (e) {} - sock.server = null; - } - var peers = Object.keys(sock.peers); - for (var i = 0; i < peers.length; i++) { - var peer = sock.peers[peers[i]]; - try { - peer.socket.close(); - } catch (e) {} - SOCKFS.websocket_sock_ops.removePeer(sock, peer); - } - return 0; - }, - bind(sock, addr, port) { - if (typeof sock.saddr != "undefined" || typeof sock.sport != "undefined") { - throw new FS.ErrnoError(28); - } - sock.saddr = addr; - sock.sport = port; - if (sock.type === 2) { - if (sock.server) { - sock.server.close(); - sock.server = null; - } - try { - sock.sock_ops.listen(sock, 0); - } catch (e) { - if (!(e.name === "ErrnoError")) throw e; - if (e.errno !== 138) throw e; - } - } - }, - connect(sock, addr, port) { - if (sock.server) { - throw new FS.ErrnoError(138); - } - if (typeof sock.daddr != "undefined" && typeof sock.dport != "undefined") { - var dest = SOCKFS.websocket_sock_ops.getPeer(sock, sock.daddr, sock.dport); - if (dest) { - if (dest.socket.readyState === dest.socket.CONNECTING) { - throw new FS.ErrnoError(7); - } else { - throw new FS.ErrnoError(30); - } - } - } - var peer = SOCKFS.websocket_sock_ops.createPeer(sock, addr, port); - sock.daddr = peer.addr; - sock.dport = peer.port; - throw new FS.ErrnoError(26); - }, - listen(sock, backlog) { - if (!ENVIRONMENT_IS_NODE) { - throw new FS.ErrnoError(138); - } - if (sock.server) { - throw new FS.ErrnoError(28); - } - var WebSocketServer = require("ws").Server; - var host = sock.saddr; - if (Module['websocket']['serverDecorator']) {WebSocketServer = Module['websocket']['serverDecorator'](WebSocketServer);}sock.server = new WebSocketServer({ - host: host, - port: sock.sport - }); - Module["websocket"].emit("listen", sock.stream.fd); - sock.server.on("connection", function(ws) { - if (sock.type === 1) { - var newsock = SOCKFS.createSocket(sock.family, sock.type, sock.protocol); - var peer = SOCKFS.websocket_sock_ops.createPeer(newsock, ws); - newsock.daddr = peer.addr; - newsock.dport = peer.port; - sock.pending.push(newsock); - Module["websocket"].emit("connection", newsock.stream.fd); - } else { - SOCKFS.websocket_sock_ops.createPeer(sock, ws); - Module["websocket"].emit("connection", sock.stream.fd); - } - }); - sock.server.on("close", function() { - Module["websocket"].emit("close", sock.stream.fd); - sock.server = null; - }); - sock.server.on("error", function(error) { - sock.error = 23; - Module["websocket"].emit("error", [ sock.stream.fd, sock.error, "EHOSTUNREACH: Host is unreachable" ]); - }); - }, - accept(listensock) { - if (!listensock.server || !listensock.pending.length) { - throw new FS.ErrnoError(28); - } - var newsock = listensock.pending.shift(); - newsock.stream.flags = listensock.stream.flags; - return newsock; - }, - getname(sock, peer) { - var addr, port; - if (peer) { - if (sock.daddr === undefined || sock.dport === undefined) { - throw new FS.ErrnoError(53); - } - addr = sock.daddr; - port = sock.dport; - } else { - addr = sock.saddr || 0; - port = sock.sport || 0; - } - return { - addr: addr, - port: port - }; - }, - sendmsg(sock, buffer, offset, length, addr, port) { - if (sock.type === 2) { - if (addr === undefined || port === undefined) { - addr = sock.daddr; - port = sock.dport; - } - if (addr === undefined || port === undefined) { - throw new FS.ErrnoError(17); - } - } else { - addr = sock.daddr; - port = sock.dport; - } - var dest = SOCKFS.websocket_sock_ops.getPeer(sock, addr, port); - if (sock.type === 1) { - if (!dest || dest.socket.readyState === dest.socket.CLOSING || dest.socket.readyState === dest.socket.CLOSED) { - throw new FS.ErrnoError(53); - } else if (dest.socket.readyState === dest.socket.CONNECTING) { - throw new FS.ErrnoError(6); - } - } - if (ArrayBuffer.isView(buffer)) { - offset += buffer.byteOffset; - buffer = buffer.buffer; - } - var data; - data = buffer.slice(offset, offset + length); - if (sock.type === 2) { - if (!dest || dest.socket.readyState !== dest.socket.OPEN) { - if (!dest || dest.socket.readyState === dest.socket.CLOSING || dest.socket.readyState === dest.socket.CLOSED) { - dest = SOCKFS.websocket_sock_ops.createPeer(sock, addr, port); - } - dest.dgram_send_queue.push(data); - return length; - } - } - try { - dest.socket.send(data); - return length; - } catch (e) { - throw new FS.ErrnoError(28); - } - }, - recvmsg(sock, length, flags) { - if (sock.type === 1 && sock.server) { - throw new FS.ErrnoError(53); - } - var queued = sock.recv_queue.shift(); - if (!queued) { - if (sock.type === 1) { - var dest = SOCKFS.websocket_sock_ops.getPeer(sock, sock.daddr, sock.dport); - if (!dest) { - throw new FS.ErrnoError(53); - } - if (dest.socket.readyState === dest.socket.CLOSING || dest.socket.readyState === dest.socket.CLOSED) { - return null; - } - throw new FS.ErrnoError(6); - } - throw new FS.ErrnoError(6); - } - var queuedLength = queued.data.byteLength || queued.data.length; - var queuedOffset = queued.data.byteOffset || 0; - var queuedBuffer = queued.data.buffer || queued.data; - var bytesRead = Math.min(length, queuedLength); - var res = { - buffer: new Uint8Array(queuedBuffer, queuedOffset, bytesRead), - addr: queued.addr, - port: queued.port - }; - if (flags&2) {bytesRead = 0;} if (sock.type === 1 && bytesRead < queuedLength) { - var bytesRemaining = queuedLength - bytesRead; - queued.data = new Uint8Array(queuedBuffer, queuedOffset + bytesRead, bytesRemaining); - sock.recv_queue.unshift(queued); - } - return res; - } - } -}; - -var getSocketFromFD = fd => { - var socket = SOCKFS.getSocket(fd); - if (!socket) throw new FS.ErrnoError(8); - return socket; -}; - -var inetPton4 = str => { - var b = str.split("."); - for (var i = 0; i < 4; i++) { - var tmp = Number(b[i]); - if (isNaN(tmp)) return null; - b[i] = tmp; - } - return (b[0] | (b[1] << 8) | (b[2] << 16) | (b[3] << 24)) >>> 0; -}; - -/** @suppress {checkTypes} */ var jstoi_q = str => parseInt(str); - -var inetPton6 = str => { - var words; - var w, offset, z; - /* http://home.deds.nl/~aeron/regex/ */ var valid6regx = /^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i; - var parts = []; - if (!valid6regx.test(str)) { - return null; - } - if (str === "::") { - return [ 0, 0, 0, 0, 0, 0, 0, 0 ]; - } - if (str.startsWith("::")) { - str = str.replace("::", "Z:"); - } else { - str = str.replace("::", ":Z:"); - } - if (str.indexOf(".") > 0) { - str = str.replace(new RegExp("[.]", "g"), ":"); - words = str.split(":"); - words[words.length - 4] = jstoi_q(words[words.length - 4]) + jstoi_q(words[words.length - 3]) * 256; - words[words.length - 3] = jstoi_q(words[words.length - 2]) + jstoi_q(words[words.length - 1]) * 256; - words = words.slice(0, words.length - 2); - } else { - words = str.split(":"); - } - offset = 0; - z = 0; - for (w = 0; w < words.length; w++) { - if (typeof words[w] == "string") { - if (words[w] === "Z") { - for (z = 0; z < (8 - words.length + 1); z++) { - parts[w + z] = 0; - } - offset = z - 1; - } else { - parts[w + offset] = _htons(parseInt(words[w], 16)); - } - } else { - parts[w + offset] = words[w]; - } - } - return [ (parts[1] << 16) | parts[0], (parts[3] << 16) | parts[2], (parts[5] << 16) | parts[4], (parts[7] << 16) | parts[6] ]; -}; - -/** @param {number=} addrlen */ var writeSockaddr = (sa, family, addr, port, addrlen) => { - switch (family) { - case 2: - addr = inetPton4(addr); - zeroMemory(sa, 16); - if (addrlen) { - HEAP32[((addrlen) >> 2)] = 16; - } - HEAP16[((sa) >> 1)] = family; - HEAP32[(((sa) + (4)) >> 2)] = addr; - HEAP16[(((sa) + (2)) >> 1)] = _htons(port); - break; - - case 10: - addr = inetPton6(addr); - zeroMemory(sa, 28); - if (addrlen) { - HEAP32[((addrlen) >> 2)] = 28; - } - HEAP32[((sa) >> 2)] = family; - HEAP32[(((sa) + (8)) >> 2)] = addr[0]; - HEAP32[(((sa) + (12)) >> 2)] = addr[1]; - HEAP32[(((sa) + (16)) >> 2)] = addr[2]; - HEAP32[(((sa) + (20)) >> 2)] = addr[3]; - HEAP16[(((sa) + (2)) >> 1)] = _htons(port); - break; - - default: - return 5; - } - return 0; -}; - -var DNS = { - address_map: { - id: 1, - addrs: {}, - names: {} - }, - lookup_name(name) { - var res = inetPton4(name); - if (res !== null) { - return name; - } - res = inetPton6(name); - if (res !== null) { - return name; - } - var addr; - if (DNS.address_map.addrs[name]) { - addr = DNS.address_map.addrs[name]; - } else { - var id = DNS.address_map.id++; - assert(id < 65535, "exceeded max address mappings of 65535"); - addr = "172.29." + (id & 255) + "." + (id & 65280); - DNS.address_map.names[addr] = name; - DNS.address_map.addrs[name] = addr; - } - return addr; - }, - lookup_addr(addr) { - if (DNS.address_map.names[addr]) { - return DNS.address_map.names[addr]; - } - return null; - } -}; - -function ___syscall_accept4(fd, addr, addrlen, flags, d1, d2) { - try { - var sock = getSocketFromFD(fd); - var newsock = sock.sock_ops.accept(sock); - if (addr) { - var errno = writeSockaddr(addr, newsock.family, DNS.lookup_name(newsock.daddr), newsock.dport, addrlen); - } - return newsock.stream.fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var inetNtop4 = addr => (addr & 255) + "." + ((addr >> 8) & 255) + "." + ((addr >> 16) & 255) + "." + ((addr >> 24) & 255); - -var inetNtop6 = ints => { - var str = ""; - var word = 0; - var longest = 0; - var lastzero = 0; - var zstart = 0; - var len = 0; - var i = 0; - var parts = [ ints[0] & 65535, (ints[0] >> 16), ints[1] & 65535, (ints[1] >> 16), ints[2] & 65535, (ints[2] >> 16), ints[3] & 65535, (ints[3] >> 16) ]; - var hasipv4 = true; - var v4part = ""; - for (i = 0; i < 5; i++) { - if (parts[i] !== 0) { - hasipv4 = false; - break; - } - } - if (hasipv4) { - v4part = inetNtop4(parts[6] | (parts[7] << 16)); - if (parts[5] === -1) { - str = "::ffff:"; - str += v4part; - return str; - } - if (parts[5] === 0) { - str = "::"; - if (v4part === "0.0.0.0") v4part = ""; - if (v4part === "0.0.0.1") v4part = "1"; - str += v4part; - return str; - } - } - for (word = 0; word < 8; word++) { - if (parts[word] === 0) { - if (word - lastzero > 1) { - len = 0; - } - lastzero = word; - len++; - } - if (len > longest) { - longest = len; - zstart = word - longest + 1; - } - } - for (word = 0; word < 8; word++) { - if (longest > 1) { - if (parts[word] === 0 && word >= zstart && word < (zstart + longest)) { - if (word === zstart) { - str += ":"; - if (zstart === 0) str += ":"; - } - continue; - } - } - str += Number(_ntohs(parts[word] & 65535)).toString(16); - str += word < 7 ? ":" : ""; - } - return str; -}; - -var readSockaddr = (sa, salen) => { - var family = HEAP16[((sa) >> 1)]; - var port = _ntohs(HEAPU16[(((sa) + (2)) >> 1)]); - var addr; - switch (family) { - case 2: - if (salen !== 16) { - return { - errno: 28 - }; - } - addr = HEAP32[(((sa) + (4)) >> 2)]; - addr = inetNtop4(addr); - break; - - case 10: - if (salen !== 28) { - return { - errno: 28 - }; - } - addr = [ HEAP32[(((sa) + (8)) >> 2)], HEAP32[(((sa) + (12)) >> 2)], HEAP32[(((sa) + (16)) >> 2)], HEAP32[(((sa) + (20)) >> 2)] ]; - addr = inetNtop6(addr); - break; - - default: - return { - errno: 5 - }; - } - return { - family: family, - addr: addr, - port: port - }; -}; - -/** @param {boolean=} allowNull */ var getSocketAddress = (addrp, addrlen, allowNull) => { - if (allowNull && addrp === 0) return null; - var info = readSockaddr(addrp, addrlen); - if (info.errno) throw new FS.ErrnoError(info.errno); - info.addr = DNS.lookup_addr(info.addr) || info.addr; - return info; -}; - -function ___syscall_bind(fd, addr, addrlen, d1, d2, d3) { - try { - var sock = getSocketFromFD(fd); - var info = getSocketAddress(addr, addrlen); - sock.sock_ops.bind(sock, info.addr, info.port); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var SYSCALLS = { - DEFAULT_POLLMASK: 5, - calculateAt(dirfd, path, allowEmpty) { - if (PATH.isAbs(path)) { - return path; - } - var dir; - if (dirfd === -100) { - dir = FS.cwd(); - } else { - var dirstream = SYSCALLS.getStreamFromFD(dirfd); - dir = dirstream.path; - } - if (path.length == 0) { - if (!allowEmpty) { - throw new FS.ErrnoError(44); - } - return dir; - } - return PATH.join2(dir, path); - }, - doStat(func, path, buf) { - var stat = func(path); - HEAP32[((buf) >> 2)] = stat.dev; - HEAP32[(((buf) + (4)) >> 2)] = stat.mode; - HEAPU32[(((buf) + (8)) >> 2)] = stat.nlink; - HEAP32[(((buf) + (12)) >> 2)] = stat.uid; - HEAP32[(((buf) + (16)) >> 2)] = stat.gid; - HEAP32[(((buf) + (20)) >> 2)] = stat.rdev; - (tempI64 = [ stat.size >>> 0, (tempDouble = stat.size, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (24)) >> 2)] = tempI64[0], HEAP32[(((buf) + (28)) >> 2)] = tempI64[1]); - HEAP32[(((buf) + (32)) >> 2)] = 4096; - HEAP32[(((buf) + (36)) >> 2)] = stat.blocks; - var atime = stat.atime.getTime(); - var mtime = stat.mtime.getTime(); - var ctime = stat.ctime.getTime(); - (tempI64 = [ Math.floor(atime / 1e3) >>> 0, (tempDouble = Math.floor(atime / 1e3), - (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (40)) >> 2)] = tempI64[0], HEAP32[(((buf) + (44)) >> 2)] = tempI64[1]); - HEAPU32[(((buf) + (48)) >> 2)] = (atime % 1e3) * 1e3; - (tempI64 = [ Math.floor(mtime / 1e3) >>> 0, (tempDouble = Math.floor(mtime / 1e3), - (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (56)) >> 2)] = tempI64[0], HEAP32[(((buf) + (60)) >> 2)] = tempI64[1]); - HEAPU32[(((buf) + (64)) >> 2)] = (mtime % 1e3) * 1e3; - (tempI64 = [ Math.floor(ctime / 1e3) >>> 0, (tempDouble = Math.floor(ctime / 1e3), - (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (72)) >> 2)] = tempI64[0], HEAP32[(((buf) + (76)) >> 2)] = tempI64[1]); - HEAPU32[(((buf) + (80)) >> 2)] = (ctime % 1e3) * 1e3; - (tempI64 = [ stat.ino >>> 0, (tempDouble = stat.ino, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (88)) >> 2)] = tempI64[0], HEAP32[(((buf) + (92)) >> 2)] = tempI64[1]); - return 0; - }, - doMsync(addr, stream, len, flags, offset) { - if (!FS.isFile(stream.node.mode)) { - throw new FS.ErrnoError(43); - } - if (flags & 2) { - return 0; - } - var buffer = HEAPU8.slice(addr, addr + len); - FS.msync(stream, buffer, offset, len, flags); - }, - getStreamFromFD(fd) { - var stream = FS.getStreamChecked(fd); - return stream; - }, - varargs: undefined, - getStr(ptr) { - var ret = UTF8ToString(ptr); - return ret; - } -}; - -function ___syscall_chdir(path) { - try { - path = SYSCALLS.getStr(path); - FS.chdir(path); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_chmod(path, mode) { - try { - path = SYSCALLS.getStr(path); - FS.chmod(path, mode); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_connect(fd, addr, addrlen, d1, d2, d3) { - try { - var sock = getSocketFromFD(fd); - var info = getSocketAddress(addr, addrlen); - sock.sock_ops.connect(sock, info.addr, info.port); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_dup(fd) { - try { - var old = SYSCALLS.getStreamFromFD(fd); - return FS.dupStream(old).fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_dup3(fd, newfd, flags) { - try { - var old = SYSCALLS.getStreamFromFD(fd); - if (old.fd === newfd) return -28; - var existing = FS.getStream(newfd); - if (existing) FS.close(existing); - return FS.dupStream(old, newfd).fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_faccessat(dirfd, path, amode, flags) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - if (amode & ~7) { - return -28; - } - var lookup = FS.lookupPath(path, { - follow: true - }); - var node = lookup.node; - if (!node) { - return -44; - } - var perms = ""; - if (amode & 4) perms += "r"; - if (amode & 2) perms += "w"; - if (amode & 1) perms += "x"; - if (perms && /* otherwise, they've just passed F_OK */ FS.nodePermissions(node, perms)) { - return -2; - } - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_fchmod(fd, mode) { - try { - FS.fchmod(fd, mode); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_fchown32(fd, owner, group) { - try { - FS.fchown(fd, owner, group); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_fchownat(dirfd, path, owner, group, flags) { - try { - path = SYSCALLS.getStr(path); - var nofollow = flags & 256; - flags = flags & (~256); - path = SYSCALLS.calculateAt(dirfd, path); - (nofollow ? FS.lchown : FS.chown)(path, owner, group); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -/** @suppress {duplicate } */ function syscallGetVarargI() { - var ret = HEAP32[((+SYSCALLS.varargs) >> 2)]; - SYSCALLS.varargs += 4; - return ret; -} - -var syscallGetVarargP = syscallGetVarargI; - -function ___syscall_fcntl64(fd, cmd, varargs) { - SYSCALLS.varargs = varargs; - try { - var stream = SYSCALLS.getStreamFromFD(fd); - switch (cmd) { - case 0: - { - var arg = syscallGetVarargI(); - if (arg < 0) { - return -28; - } - while (FS.streams[arg]) { - arg++; - } - var newStream; - newStream = FS.dupStream(stream, arg); - return newStream.fd; - } - - case 1: - case 2: - return 0; - - case 3: - return stream.flags; - - case 4: - { - var arg = syscallGetVarargI(); - stream.flags |= arg; - return 0; - } - - case 12: - { - var arg = syscallGetVarargP(); - var offset = 0; - HEAP16[(((arg) + (offset)) >> 1)] = 2; - return 0; - } - - case 13: - case 14: - return 0; - } - return -28; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_fstat64(fd, buf) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - return SYSCALLS.doStat(FS.stat, stream.path, buf); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var convertI32PairToI53Checked = (lo, hi) => ((hi + 2097152) >>> 0 < 4194305 - !!lo) ? (lo >>> 0) + hi * 4294967296 : NaN; - -function ___syscall_ftruncate64(fd, length_low, length_high) { - var length = convertI32PairToI53Checked(length_low, length_high); - try { - if (isNaN(length)) return 61; - FS.ftruncate(fd, length); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var stringToUTF8 = (str, outPtr, maxBytesToWrite) => stringToUTF8Array(str, HEAPU8, outPtr, maxBytesToWrite); - -Module["stringToUTF8"] = stringToUTF8; - -function ___syscall_getcwd(buf, size) { - try { - if (size === 0) return -28; - var cwd = FS.cwd(); - var cwdLengthInBytes = lengthBytesUTF8(cwd) + 1; - if (size < cwdLengthInBytes) return -68; - stringToUTF8(cwd, buf, size); - return cwdLengthInBytes; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_getdents64(fd, dirp, count) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - stream.getdents ||= FS.readdir(stream.path); - var struct_size = 280; - var pos = 0; - var off = FS.llseek(stream, 0, 1); - var idx = Math.floor(off / struct_size); - while (idx < stream.getdents.length && pos + struct_size <= count) { - var id; - var type; - var name = stream.getdents[idx]; - if (name === ".") { - id = stream.node.id; - type = 4; - } else if (name === "..") { - var lookup = FS.lookupPath(stream.path, { - parent: true - }); - id = lookup.node.id; - type = 4; - } else { - var child = FS.lookupNode(stream.node, name); - id = child.id; - type = FS.isChrdev(child.mode) ? 2 : FS.isDir(child.mode) ? 4 : FS.isLink(child.mode) ? 10 : 8; - } - (tempI64 = [ id >>> 0, (tempDouble = id, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[((dirp + pos) >> 2)] = tempI64[0], HEAP32[(((dirp + pos) + (4)) >> 2)] = tempI64[1]); - (tempI64 = [ (idx + 1) * struct_size >>> 0, (tempDouble = (idx + 1) * struct_size, - (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((dirp + pos) + (8)) >> 2)] = tempI64[0], HEAP32[(((dirp + pos) + (12)) >> 2)] = tempI64[1]); - HEAP16[(((dirp + pos) + (16)) >> 1)] = 280; - HEAP8[(dirp + pos) + (18)] = type; - stringToUTF8(name, dirp + pos + 19, 256); - pos += struct_size; - idx += 1; - } - FS.llseek(stream, idx * struct_size, 0); - return pos; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_getpeername(fd, addr, addrlen, d1, d2, d3) { - try { - var sock = getSocketFromFD(fd); - if (!sock.daddr) { - return -53; - } - var errno = writeSockaddr(addr, sock.family, DNS.lookup_name(sock.daddr), sock.dport, addrlen); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_getsockname(fd, addr, addrlen, d1, d2, d3) { - try { - var sock = getSocketFromFD(fd); - var errno = writeSockaddr(addr, sock.family, DNS.lookup_name(sock.saddr || "0.0.0.0"), sock.sport, addrlen); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_getsockopt(fd, level, optname, optval, optlen, d1) { - try { - var sock = getSocketFromFD(fd); - if (level === 1) { - if (optname === 4) { - HEAP32[((optval) >> 2)] = sock.error; - HEAP32[((optlen) >> 2)] = 4; - sock.error = null; - return 0; - } - } - return -50; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_ioctl(fd, op, varargs) { - SYSCALLS.varargs = varargs; - try { - var stream = SYSCALLS.getStreamFromFD(fd); - switch (op) { - case 21509: - { - if (!stream.tty) return -59; - return 0; - } - - case 21505: - { - if (!stream.tty) return -59; - if (stream.tty.ops.ioctl_tcgets) { - var termios = stream.tty.ops.ioctl_tcgets(stream); - var argp = syscallGetVarargP(); - HEAP32[((argp) >> 2)] = termios.c_iflag || 0; - HEAP32[(((argp) + (4)) >> 2)] = termios.c_oflag || 0; - HEAP32[(((argp) + (8)) >> 2)] = termios.c_cflag || 0; - HEAP32[(((argp) + (12)) >> 2)] = termios.c_lflag || 0; - for (var i = 0; i < 32; i++) { - HEAP8[(argp + i) + (17)] = termios.c_cc[i] || 0; - } - return 0; - } - return 0; - } - - case 21510: - case 21511: - case 21512: - { - if (!stream.tty) return -59; - return 0; - } - - case 21506: - case 21507: - case 21508: - { - if (!stream.tty) return -59; - if (stream.tty.ops.ioctl_tcsets) { - var argp = syscallGetVarargP(); - var c_iflag = HEAP32[((argp) >> 2)]; - var c_oflag = HEAP32[(((argp) + (4)) >> 2)]; - var c_cflag = HEAP32[(((argp) + (8)) >> 2)]; - var c_lflag = HEAP32[(((argp) + (12)) >> 2)]; - var c_cc = []; - for (var i = 0; i < 32; i++) { - c_cc.push(HEAP8[(argp + i) + (17)]); - } - return stream.tty.ops.ioctl_tcsets(stream.tty, op, { - c_iflag: c_iflag, - c_oflag: c_oflag, - c_cflag: c_cflag, - c_lflag: c_lflag, - c_cc: c_cc - }); - } - return 0; - } - - case 21519: - { - if (!stream.tty) return -59; - var argp = syscallGetVarargP(); - HEAP32[((argp) >> 2)] = 0; - return 0; - } - - case 21520: - { - if (!stream.tty) return -59; - return -28; - } - - case 21531: - { - var argp = syscallGetVarargP(); - return FS.ioctl(stream, op, argp); - } - - case 21523: - { - if (!stream.tty) return -59; - if (stream.tty.ops.ioctl_tiocgwinsz) { - var winsize = stream.tty.ops.ioctl_tiocgwinsz(stream.tty); - var argp = syscallGetVarargP(); - HEAP16[((argp) >> 1)] = winsize[0]; - HEAP16[(((argp) + (2)) >> 1)] = winsize[1]; - } - return 0; - } - - case 21524: - { - if (!stream.tty) return -59; - return 0; - } - - case 21515: - { - if (!stream.tty) return -59; - return 0; - } - - default: - return -28; - } - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_listen(fd, backlog) { - try { - var sock = getSocketFromFD(fd); - sock.sock_ops.listen(sock, backlog); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_lstat64(path, buf) { - try { - path = SYSCALLS.getStr(path); - return SYSCALLS.doStat(FS.lstat, path, buf); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_mkdirat(dirfd, path, mode) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - path = PATH.normalize(path); - if (path[path.length - 1] === "/") path = path.substr(0, path.length - 1); - FS.mkdir(path, mode, 0); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_newfstatat(dirfd, path, buf, flags) { - try { - path = SYSCALLS.getStr(path); - var nofollow = flags & 256; - var allowEmpty = flags & 4096; - flags = flags & (~6400); - path = SYSCALLS.calculateAt(dirfd, path, allowEmpty); - return SYSCALLS.doStat(nofollow ? FS.lstat : FS.stat, path, buf); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_openat(dirfd, path, flags, varargs) { - SYSCALLS.varargs = varargs; - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - var mode = varargs ? syscallGetVarargI() : 0; - return FS.open(path, flags, mode).fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var PIPEFS = { - BUCKET_BUFFER_SIZE: 8192, - mount(mount) { - return FS.createNode(null, "/", 16384 | 511, /* 0777 */ 0); - }, - createPipe() { - var pipe = { - buckets: [], - refcnt: 2 - }; - pipe.buckets.push({ - buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), - offset: 0, - roffset: 0 - }); - var rName = PIPEFS.nextname(); - var wName = PIPEFS.nextname(); - var rNode = FS.createNode(PIPEFS.root, rName, 4096, 0); - var wNode = FS.createNode(PIPEFS.root, wName, 4096, 0); - rNode.pipe = pipe; - wNode.pipe = pipe; - var readableStream = FS.createStream({ - path: rName, - node: rNode, - flags: 0, - seekable: false, - stream_ops: PIPEFS.stream_ops - }); - rNode.stream = readableStream; - var writableStream = FS.createStream({ - path: wName, - node: wNode, - flags: 1, - seekable: false, - stream_ops: PIPEFS.stream_ops - }); - wNode.stream = writableStream; - return { - readable_fd: readableStream.fd, - writable_fd: writableStream.fd - }; - }, - stream_ops: { - poll(stream) { - var pipe = stream.node.pipe; - if ((stream.flags & 2097155) === 1) { - return (256 | 4); - } - if (pipe.buckets.length > 0) { - for (var i = 0; i < pipe.buckets.length; i++) { - var bucket = pipe.buckets[i]; - if (bucket.offset - bucket.roffset > 0) { - return (64 | 1); - } - } - } - return 0; - }, - ioctl(stream, request, varargs) { - return 28; - }, - fsync(stream) { - return 28; - }, - read(stream, buffer, offset, length, position) { - /* ignored */ var pipe = stream.node.pipe; - var currentLength = 0; - for (var i = 0; i < pipe.buckets.length; i++) { - var bucket = pipe.buckets[i]; - currentLength += bucket.offset - bucket.roffset; - } - var data = buffer.subarray(offset, offset + length); - if (length <= 0) { - return 0; - } - if (currentLength == 0) { - throw new FS.ErrnoError(6); - } - var toRead = Math.min(currentLength, length); - var totalRead = toRead; - var toRemove = 0; - for (var i = 0; i < pipe.buckets.length; i++) { - var currBucket = pipe.buckets[i]; - var bucketSize = currBucket.offset - currBucket.roffset; - if (toRead <= bucketSize) { - var tmpSlice = currBucket.buffer.subarray(currBucket.roffset, currBucket.offset); - if (toRead < bucketSize) { - tmpSlice = tmpSlice.subarray(0, toRead); - currBucket.roffset += toRead; - } else { - toRemove++; - } - data.set(tmpSlice); - break; - } else { - var tmpSlice = currBucket.buffer.subarray(currBucket.roffset, currBucket.offset); - data.set(tmpSlice); - data = data.subarray(tmpSlice.byteLength); - toRead -= tmpSlice.byteLength; - toRemove++; - } - } - if (toRemove && toRemove == pipe.buckets.length) { - toRemove--; - pipe.buckets[toRemove].offset = 0; - pipe.buckets[toRemove].roffset = 0; - } - pipe.buckets.splice(0, toRemove); - return totalRead; - }, - write(stream, buffer, offset, length, position) { - /* ignored */ var pipe = stream.node.pipe; - var data = buffer.subarray(offset, offset + length); - var dataLen = data.byteLength; - if (dataLen <= 0) { - return 0; - } - var currBucket = null; - if (pipe.buckets.length == 0) { - currBucket = { - buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), - offset: 0, - roffset: 0 - }; - pipe.buckets.push(currBucket); - } else { - currBucket = pipe.buckets[pipe.buckets.length - 1]; - } - assert(currBucket.offset <= PIPEFS.BUCKET_BUFFER_SIZE); - var freeBytesInCurrBuffer = PIPEFS.BUCKET_BUFFER_SIZE - currBucket.offset; - if (freeBytesInCurrBuffer >= dataLen) { - currBucket.buffer.set(data, currBucket.offset); - currBucket.offset += dataLen; - return dataLen; - } else if (freeBytesInCurrBuffer > 0) { - currBucket.buffer.set(data.subarray(0, freeBytesInCurrBuffer), currBucket.offset); - currBucket.offset += freeBytesInCurrBuffer; - data = data.subarray(freeBytesInCurrBuffer, data.byteLength); - } - var numBuckets = (data.byteLength / PIPEFS.BUCKET_BUFFER_SIZE) | 0; - var remElements = data.byteLength % PIPEFS.BUCKET_BUFFER_SIZE; - for (var i = 0; i < numBuckets; i++) { - var newBucket = { - buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), - offset: PIPEFS.BUCKET_BUFFER_SIZE, - roffset: 0 - }; - pipe.buckets.push(newBucket); - newBucket.buffer.set(data.subarray(0, PIPEFS.BUCKET_BUFFER_SIZE)); - data = data.subarray(PIPEFS.BUCKET_BUFFER_SIZE, data.byteLength); - } - if (remElements > 0) { - var newBucket = { - buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), - offset: data.byteLength, - roffset: 0 - }; - pipe.buckets.push(newBucket); - newBucket.buffer.set(data); - } - return dataLen; - }, - close(stream) { - var pipe = stream.node.pipe; - pipe.refcnt--; - if (pipe.refcnt === 0) { - pipe.buckets = null; - } - } - }, - nextname() { - if (!PIPEFS.nextname.current) { - PIPEFS.nextname.current = 0; - } - return "pipe[" + (PIPEFS.nextname.current++) + "]"; - } -}; - -function ___syscall_pipe(fdPtr) { - try { - if (fdPtr == 0) { - throw new FS.ErrnoError(21); - } - var res = PIPEFS.createPipe(); - HEAP32[((fdPtr) >> 2)] = res.readable_fd; - HEAP32[(((fdPtr) + (4)) >> 2)] = res.writable_fd; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_poll(fds, nfds, timeout) { - try { - var nonzero = 0; - for (var i = 0; i < nfds; i++) { - var pollfd = fds + 8 * i; - var fd = HEAP32[((pollfd) >> 2)]; - var events = HEAP16[(((pollfd) + (4)) >> 1)]; - var mask = 32; - var stream = FS.getStream(fd); - if (stream) { - mask = SYSCALLS.DEFAULT_POLLMASK; - if (stream.stream_ops?.poll) { - mask = stream.stream_ops.poll(stream, -1); - } - } - mask &= events | 8 | 16; - if (mask) nonzero++; - HEAP16[(((pollfd) + (6)) >> 1)] = mask; - } - return nonzero; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_readlinkat(dirfd, path, buf, bufsize) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - if (bufsize <= 0) return -28; - var ret = FS.readlink(path); - var len = Math.min(bufsize, lengthBytesUTF8(ret)); - var endChar = HEAP8[buf + len]; - stringToUTF8(ret, buf, bufsize + 1); - HEAP8[buf + len] = endChar; - return len; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_recvfrom(fd, buf, len, flags, addr, addrlen) { - try { - var sock = getSocketFromFD(fd); - var msg = sock.sock_ops.recvmsg(sock, len, typeof flags !== "undefined" ? flags : 0); - if (!msg) return 0; - if (addr) { - var errno = writeSockaddr(addr, sock.family, DNS.lookup_name(msg.addr), msg.port, addrlen); - } - HEAPU8.set(msg.buffer, buf); - return msg.buffer.byteLength; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_renameat(olddirfd, oldpath, newdirfd, newpath) { - try { - oldpath = SYSCALLS.getStr(oldpath); - newpath = SYSCALLS.getStr(newpath); - oldpath = SYSCALLS.calculateAt(olddirfd, oldpath); - newpath = SYSCALLS.calculateAt(newdirfd, newpath); - FS.rename(oldpath, newpath); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_rmdir(path) { - try { - path = SYSCALLS.getStr(path); - FS.rmdir(path); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_sendto(fd, message, length, flags, addr, addr_len) { - try { - var sock = getSocketFromFD(fd); - var dest = getSocketAddress(addr, addr_len, true); - if (!dest) { - return FS.write(sock.stream, HEAP8, message, length); - } - return sock.sock_ops.sendmsg(sock, HEAP8, message, length, dest.addr, dest.port); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_socket(domain, type, protocol) { - try { - var sock = SOCKFS.createSocket(domain, type, protocol); - return sock.stream.fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_stat64(path, buf) { - try { - path = SYSCALLS.getStr(path); - return SYSCALLS.doStat(FS.stat, path, buf); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_statfs64(path, size, buf) { - try { - path = SYSCALLS.getStr(path); - HEAP32[(((buf) + (4)) >> 2)] = 4096; - HEAP32[(((buf) + (40)) >> 2)] = 4096; - HEAP32[(((buf) + (8)) >> 2)] = 1e6; - HEAP32[(((buf) + (12)) >> 2)] = 5e5; - HEAP32[(((buf) + (16)) >> 2)] = 5e5; - HEAP32[(((buf) + (20)) >> 2)] = FS.nextInode; - HEAP32[(((buf) + (24)) >> 2)] = 1e6; - HEAP32[(((buf) + (28)) >> 2)] = 42; - HEAP32[(((buf) + (44)) >> 2)] = 2; - HEAP32[(((buf) + (36)) >> 2)] = 255; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_symlink(target, linkpath) { - try { - target = SYSCALLS.getStr(target); - linkpath = SYSCALLS.getStr(linkpath); - FS.symlink(target, linkpath); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_unlinkat(dirfd, path, flags) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - if (flags === 0) { - FS.unlink(path); - } else if (flags === 512) { - FS.rmdir(path); - } else { - abort("Invalid flags passed to unlinkat"); - } - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var readI53FromI64 = ptr => HEAPU32[((ptr) >> 2)] + HEAP32[(((ptr) + (4)) >> 2)] * 4294967296; - -function ___syscall_utimensat(dirfd, path, times, flags) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path, true); - if (!times) { - var atime = Date.now(); - var mtime = atime; - } else { - var seconds = readI53FromI64(times); - var nanoseconds = HEAP32[(((times) + (8)) >> 2)]; - atime = (seconds * 1e3) + (nanoseconds / (1e3 * 1e3)); - times += 16; - seconds = readI53FromI64(times); - nanoseconds = HEAP32[(((times) + (8)) >> 2)]; - mtime = (seconds * 1e3) + (nanoseconds / (1e3 * 1e3)); - } - FS.utime(path, atime, mtime); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var __abort_js = () => { - abort(""); -}; - -var nowIsMonotonic = 1; - -var __emscripten_get_now_is_monotonic = () => nowIsMonotonic; - -var __emscripten_lookup_name = name => { - var nameString = UTF8ToString(name); - return inetPton4(DNS.lookup_name(nameString)); -}; - -var __emscripten_memcpy_js = (dest, src, num) => HEAPU8.copyWithin(dest, src, src + num); - -var __emscripten_runtime_keepalive_clear = () => { - noExitRuntime = false; - runtimeKeepaliveCounter = 0; -}; - -var __emscripten_throw_longjmp = () => { - throw Infinity; -}; - -function __gmtime_js(time_low, time_high, tmPtr) { - var time = convertI32PairToI53Checked(time_low, time_high); - var date = new Date(time * 1e3); - HEAP32[((tmPtr) >> 2)] = date.getUTCSeconds(); - HEAP32[(((tmPtr) + (4)) >> 2)] = date.getUTCMinutes(); - HEAP32[(((tmPtr) + (8)) >> 2)] = date.getUTCHours(); - HEAP32[(((tmPtr) + (12)) >> 2)] = date.getUTCDate(); - HEAP32[(((tmPtr) + (16)) >> 2)] = date.getUTCMonth(); - HEAP32[(((tmPtr) + (20)) >> 2)] = date.getUTCFullYear() - 1900; - HEAP32[(((tmPtr) + (24)) >> 2)] = date.getUTCDay(); - var start = Date.UTC(date.getUTCFullYear(), 0, 1, 0, 0, 0, 0); - var yday = ((date.getTime() - start) / (1e3 * 60 * 60 * 24)) | 0; - HEAP32[(((tmPtr) + (28)) >> 2)] = yday; -} - -var isLeapYear = year => year % 4 === 0 && (year % 100 !== 0 || year % 400 === 0); - -var MONTH_DAYS_LEAP_CUMULATIVE = [ 0, 31, 60, 91, 121, 152, 182, 213, 244, 274, 305, 335 ]; - -var MONTH_DAYS_REGULAR_CUMULATIVE = [ 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334 ]; - -var ydayFromDate = date => { - var leap = isLeapYear(date.getFullYear()); - var monthDaysCumulative = (leap ? MONTH_DAYS_LEAP_CUMULATIVE : MONTH_DAYS_REGULAR_CUMULATIVE); - var yday = monthDaysCumulative[date.getMonth()] + date.getDate() - 1; - return yday; -}; - -function __localtime_js(time_low, time_high, tmPtr) { - var time = convertI32PairToI53Checked(time_low, time_high); - var date = new Date(time * 1e3); - HEAP32[((tmPtr) >> 2)] = date.getSeconds(); - HEAP32[(((tmPtr) + (4)) >> 2)] = date.getMinutes(); - HEAP32[(((tmPtr) + (8)) >> 2)] = date.getHours(); - HEAP32[(((tmPtr) + (12)) >> 2)] = date.getDate(); - HEAP32[(((tmPtr) + (16)) >> 2)] = date.getMonth(); - HEAP32[(((tmPtr) + (20)) >> 2)] = date.getFullYear() - 1900; - HEAP32[(((tmPtr) + (24)) >> 2)] = date.getDay(); - var yday = ydayFromDate(date) | 0; - HEAP32[(((tmPtr) + (28)) >> 2)] = yday; - HEAP32[(((tmPtr) + (36)) >> 2)] = -(date.getTimezoneOffset() * 60); - var start = new Date(date.getFullYear(), 0, 1); - var summerOffset = new Date(date.getFullYear(), 6, 1).getTimezoneOffset(); - var winterOffset = start.getTimezoneOffset(); - var dst = (summerOffset != winterOffset && date.getTimezoneOffset() == Math.min(winterOffset, summerOffset)) | 0; - HEAP32[(((tmPtr) + (32)) >> 2)] = dst; -} - -/** @suppress {duplicate } */ var setTempRet0 = val => __emscripten_tempret_set(val); - -var __mktime_js = function(tmPtr) { - var ret = (() => { - var date = new Date(HEAP32[(((tmPtr) + (20)) >> 2)] + 1900, HEAP32[(((tmPtr) + (16)) >> 2)], HEAP32[(((tmPtr) + (12)) >> 2)], HEAP32[(((tmPtr) + (8)) >> 2)], HEAP32[(((tmPtr) + (4)) >> 2)], HEAP32[((tmPtr) >> 2)], 0); - var dst = HEAP32[(((tmPtr) + (32)) >> 2)]; - var guessedOffset = date.getTimezoneOffset(); - var start = new Date(date.getFullYear(), 0, 1); - var summerOffset = new Date(date.getFullYear(), 6, 1).getTimezoneOffset(); - var winterOffset = start.getTimezoneOffset(); - var dstOffset = Math.min(winterOffset, summerOffset); - if (dst < 0) { - HEAP32[(((tmPtr) + (32)) >> 2)] = Number(summerOffset != winterOffset && dstOffset == guessedOffset); - } else if ((dst > 0) != (dstOffset == guessedOffset)) { - var nonDstOffset = Math.max(winterOffset, summerOffset); - var trueOffset = dst > 0 ? dstOffset : nonDstOffset; - date.setTime(date.getTime() + (trueOffset - guessedOffset) * 6e4); - } - HEAP32[(((tmPtr) + (24)) >> 2)] = date.getDay(); - var yday = ydayFromDate(date) | 0; - HEAP32[(((tmPtr) + (28)) >> 2)] = yday; - HEAP32[((tmPtr) >> 2)] = date.getSeconds(); - HEAP32[(((tmPtr) + (4)) >> 2)] = date.getMinutes(); - HEAP32[(((tmPtr) + (8)) >> 2)] = date.getHours(); - HEAP32[(((tmPtr) + (12)) >> 2)] = date.getDate(); - HEAP32[(((tmPtr) + (16)) >> 2)] = date.getMonth(); - HEAP32[(((tmPtr) + (20)) >> 2)] = date.getYear(); - var timeMs = date.getTime(); - if (isNaN(timeMs)) { - return -1; - } - return timeMs / 1e3; - })(); - return (setTempRet0((tempDouble = ret, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0)), - ret >>> 0); -}; - -function __mmap_js(len, prot, flags, fd, offset_low, offset_high, allocated, addr) { - var offset = convertI32PairToI53Checked(offset_low, offset_high); - try { - if (isNaN(offset)) return 61; - var stream = SYSCALLS.getStreamFromFD(fd); - var res = FS.mmap(stream, len, offset, prot, flags); - var ptr = res.ptr; - HEAP32[((allocated) >> 2)] = res.allocated; - HEAPU32[((addr) >> 2)] = ptr; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function __munmap_js(addr, len, prot, flags, fd, offset_low, offset_high) { - var offset = convertI32PairToI53Checked(offset_low, offset_high); - try { - var stream = SYSCALLS.getStreamFromFD(fd); - if (prot & 2) { - SYSCALLS.doMsync(addr, stream, len, flags, offset); - } - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var timers = {}; - -var handleException = e => { - if (e instanceof ExitStatus || e == "unwind") { - return EXITSTATUS; - } - quit_(1, e); -}; - -var runtimeKeepaliveCounter = 0; - -var keepRuntimeAlive = () => noExitRuntime || runtimeKeepaliveCounter > 0; - -var _proc_exit = code => { - EXITSTATUS = code; - if (!keepRuntimeAlive()) { - Module["onExit"]?.(code); - ABORT = true; - } - quit_(code, new ExitStatus(code)); -}; - -/** @param {boolean|number=} implicit */ var exitJS = (status, implicit) => { - EXITSTATUS = status; - if (!keepRuntimeAlive()) { - exitRuntime(); - } - _proc_exit(status); -}; - -var _exit = exitJS; - -Module["_exit"] = _exit; - -var maybeExit = () => { - if (runtimeExited) { - return; - } - if (!keepRuntimeAlive()) { - try { - _exit(EXITSTATUS); - } catch (e) { - handleException(e); - } - } -}; - -var callUserCallback = func => { - if (runtimeExited || ABORT) { - return; - } - try { - func(); - maybeExit(); - } catch (e) { - handleException(e); - } -}; - -var _emscripten_get_now; - -_emscripten_get_now = () => performance.now(); - -var __setitimer_js = (which, timeout_ms) => { - if (timers[which]) { - clearTimeout(timers[which].id); - delete timers[which]; - } - if (!timeout_ms) return 0; - var id = setTimeout(() => { - delete timers[which]; - callUserCallback(() => __emscripten_timeout(which, _emscripten_get_now())); - }, timeout_ms); - timers[which] = { - id: id, - timeout_ms: timeout_ms - }; - return 0; -}; - -var __tzset_js = (timezone, daylight, std_name, dst_name) => { - var currentYear = (new Date).getFullYear(); - var winter = new Date(currentYear, 0, 1); - var summer = new Date(currentYear, 6, 1); - var winterOffset = winter.getTimezoneOffset(); - var summerOffset = summer.getTimezoneOffset(); - var stdTimezoneOffset = Math.max(winterOffset, summerOffset); - HEAPU32[((timezone) >> 2)] = stdTimezoneOffset * 60; - HEAP32[((daylight) >> 2)] = Number(winterOffset != summerOffset); - var extractZone = date => date.toLocaleTimeString(undefined, { - hour12: false, - timeZoneName: "short" - }).split(" ")[1]; - var winterName = extractZone(winter); - var summerName = extractZone(summer); - if (summerOffset < winterOffset) { - stringToUTF8(winterName, std_name, 17); - stringToUTF8(summerName, dst_name, 17); - } else { - stringToUTF8(winterName, dst_name, 17); - stringToUTF8(summerName, std_name, 17); - } -}; - -var _emscripten_date_now = () => Date.now(); - -var getHeapMax = () => 2147483648; - -var _emscripten_get_heap_max = () => getHeapMax(); - -var growMemory = size => { - var b = wasmMemory.buffer; - var pages = (size - b.byteLength + 65535) / 65536; - try { - wasmMemory.grow(pages); - updateMemoryViews(); - return 1; - } /*success*/ catch (e) {} -}; - -var _emscripten_resize_heap = requestedSize => { - var oldSize = HEAPU8.length; - requestedSize >>>= 0; - var maxHeapSize = getHeapMax(); - if (requestedSize > maxHeapSize) { - return false; - } - var alignUp = (x, multiple) => x + (multiple - x % multiple) % multiple; - for (var cutDown = 1; cutDown <= 4; cutDown *= 2) { - var overGrownHeapSize = oldSize * (1 + .2 / cutDown); - overGrownHeapSize = Math.min(overGrownHeapSize, requestedSize + 100663296); - var newSize = Math.min(maxHeapSize, alignUp(Math.max(requestedSize, overGrownHeapSize), 65536)); - var replacement = growMemory(newSize); - if (replacement) { - return true; - } - } - return false; -}; - -var runtimeKeepalivePush = () => { - runtimeKeepaliveCounter += 1; -}; - -var runtimeKeepalivePop = () => { - runtimeKeepaliveCounter -= 1; -}; - -/** @param {number=} timeout */ var safeSetTimeout = (func, timeout) => { - runtimeKeepalivePush(); - return setTimeout(() => { - runtimeKeepalivePop(); - callUserCallback(func); - }, timeout); -}; - -var _emscripten_sleep = ms => Asyncify.handleSleep(wakeUp => safeSetTimeout(wakeUp, ms)); - -Module["_emscripten_sleep"] = _emscripten_sleep; - -_emscripten_sleep.isAsync = true; - -var ENV = PHPLoader.ENV || {}; - -var getExecutableName = () => thisProgram || "./this.program"; - -var getEnvStrings = () => { - if (!getEnvStrings.strings) { - var lang = ((typeof navigator == "object" && navigator.languages && navigator.languages[0]) || "C").replace("-", "_") + ".UTF-8"; - var env = { - "USER": "web_user", - "LOGNAME": "web_user", - "PATH": "/", - "PWD": "/", - "HOME": "/home/web_user", - "LANG": lang, - "_": getExecutableName() - }; - for (var x in ENV) { - if (ENV[x] === undefined) delete env[x]; else env[x] = ENV[x]; - } - var strings = []; - for (var x in env) { - strings.push(`${x}=${env[x]}`); - } - getEnvStrings.strings = strings; - } - return getEnvStrings.strings; -}; - -var stringToAscii = (str, buffer) => { - for (var i = 0; i < str.length; ++i) { - HEAP8[buffer++] = str.charCodeAt(i); - } - HEAP8[buffer] = 0; -}; - -var _environ_get = (__environ, environ_buf) => { - var bufSize = 0; - getEnvStrings().forEach((string, i) => { - var ptr = environ_buf + bufSize; - HEAPU32[(((__environ) + (i * 4)) >> 2)] = ptr; - stringToAscii(string, ptr); - bufSize += string.length + 1; - }); - return 0; -}; - -var _environ_sizes_get = (penviron_count, penviron_buf_size) => { - var strings = getEnvStrings(); - HEAPU32[((penviron_count) >> 2)] = strings.length; - var bufSize = 0; - strings.forEach(string => bufSize += string.length + 1); - HEAPU32[((penviron_buf_size) >> 2)] = bufSize; - return 0; -}; - -function _fd_close(fd) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - FS.close(stream); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -function _fd_fdstat_get(fd, pbuf) { - try { - var rightsBase = 0; - var rightsInheriting = 0; - var flags = 0; - { - var stream = SYSCALLS.getStreamFromFD(fd); - var type = stream.tty ? 2 : FS.isDir(stream.mode) ? 3 : FS.isLink(stream.mode) ? 7 : 4; - } - HEAP8[pbuf] = type; - HEAP16[(((pbuf) + (2)) >> 1)] = flags; - (tempI64 = [ rightsBase >>> 0, (tempDouble = rightsBase, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((pbuf) + (8)) >> 2)] = tempI64[0], HEAP32[(((pbuf) + (12)) >> 2)] = tempI64[1]); - (tempI64 = [ rightsInheriting >>> 0, (tempDouble = rightsInheriting, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((pbuf) + (16)) >> 2)] = tempI64[0], HEAP32[(((pbuf) + (20)) >> 2)] = tempI64[1]); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -/** @param {number=} offset */ var doReadv = (stream, iov, iovcnt, offset) => { - var ret = 0; - for (var i = 0; i < iovcnt; i++) { - var ptr = HEAPU32[((iov) >> 2)]; - var len = HEAPU32[(((iov) + (4)) >> 2)]; - iov += 8; - var curr = FS.read(stream, HEAP8, ptr, len, offset); - if (curr < 0) return -1; - ret += curr; - if (curr < len) break; - if (typeof offset != "undefined") { - offset += curr; - } - } - return ret; -}; - -function _fd_read(fd, iov, iovcnt, pnum) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - var num = doReadv(stream, iov, iovcnt); - HEAPU32[((pnum) >> 2)] = num; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -function _fd_seek(fd, offset_low, offset_high, whence, newOffset) { - var offset = convertI32PairToI53Checked(offset_low, offset_high); - try { - if (isNaN(offset)) return 61; - var stream = SYSCALLS.getStreamFromFD(fd); - FS.llseek(stream, offset, whence); - (tempI64 = [ stream.position >>> 0, (tempDouble = stream.position, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[((newOffset) >> 2)] = tempI64[0], HEAP32[(((newOffset) + (4)) >> 2)] = tempI64[1]); - if (stream.getdents && offset === 0 && whence === 0) stream.getdents = null; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -var _fd_sync = function(fd) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - return Asyncify.handleSleep(wakeUp => { - var mount = stream.node.mount; - if (!mount.type.syncfs) { - wakeUp(0); - return; - } - mount.type.syncfs(mount, false, err => { - if (err) { - wakeUp(29); - return; - } - wakeUp(0); - }); - }); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -}; - -_fd_sync.isAsync = true; - -/** @param {number=} offset */ var doWritev = (stream, iov, iovcnt, offset) => { - var ret = 0; - for (var i = 0; i < iovcnt; i++) { - var ptr = HEAPU32[((iov) >> 2)]; - var len = HEAPU32[(((iov) + (4)) >> 2)]; - iov += 8; - var curr = FS.write(stream, HEAP8, ptr, len, offset); - if (curr < 0) return -1; - ret += curr; - if (typeof offset != "undefined") { - offset += curr; - } - } - return ret; -}; - -function _fd_write(fd, iov, iovcnt, pnum) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - var num = doWritev(stream, iov, iovcnt); - HEAPU32[((pnum) >> 2)] = num; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -var _getaddrinfo = (node, service, hint, out) => { - var addr = 0; - var port = 0; - var flags = 0; - var family = 0; - var type = 0; - var proto = 0; - var ai; - function allocaddrinfo(family, type, proto, canon, addr, port) { - var sa, salen, ai; - var errno; - salen = family === 10 ? 28 : 16; - addr = family === 10 ? inetNtop6(addr) : inetNtop4(addr); - sa = _malloc(salen); - errno = writeSockaddr(sa, family, addr, port); - assert(!errno); - ai = _malloc(32); - HEAP32[(((ai) + (4)) >> 2)] = family; - HEAP32[(((ai) + (8)) >> 2)] = type; - HEAP32[(((ai) + (12)) >> 2)] = proto; - HEAPU32[(((ai) + (24)) >> 2)] = canon; - HEAPU32[(((ai) + (20)) >> 2)] = sa; - if (family === 10) { - HEAP32[(((ai) + (16)) >> 2)] = 28; - } else { - HEAP32[(((ai) + (16)) >> 2)] = 16; - } - HEAP32[(((ai) + (28)) >> 2)] = 0; - return ai; - } - if (hint) { - flags = HEAP32[((hint) >> 2)]; - family = HEAP32[(((hint) + (4)) >> 2)]; - type = HEAP32[(((hint) + (8)) >> 2)]; - proto = HEAP32[(((hint) + (12)) >> 2)]; - } - if (type && !proto) { - proto = type === 2 ? 17 : 6; - } - if (!type && proto) { - type = proto === 17 ? 2 : 1; - } - if (proto === 0) { - proto = 6; - } - if (type === 0) { - type = 1; - } - if (!node && !service) { - return -2; - } - if (flags & ~(1 | 2 | 4 | 1024 | 8 | 16 | 32)) { - return -1; - } - if (hint !== 0 && (HEAP32[((hint) >> 2)] & 2) && !node) { - return -1; - } - if (flags & 32) { - return -2; - } - if (type !== 0 && type !== 1 && type !== 2) { - return -7; - } - if (family !== 0 && family !== 2 && family !== 10) { - return -6; - } - if (service) { - service = UTF8ToString(service); - port = parseInt(service, 10); - if (isNaN(port)) { - if (flags & 1024) { - return -2; - } - return -8; - } - } - if (!node) { - if (family === 0) { - family = 2; - } - if ((flags & 1) === 0) { - if (family === 2) { - addr = _htonl(2130706433); - } else { - addr = [ 0, 0, 0, 1 ]; - } - } - ai = allocaddrinfo(family, type, proto, null, addr, port); - HEAPU32[((out) >> 2)] = ai; - return 0; - } - node = UTF8ToString(node); - addr = inetPton4(node); - if (addr !== null) { - if (family === 0 || family === 2) { - family = 2; - } else if (family === 10 && (flags & 8)) { - addr = [ 0, 0, _htonl(65535), addr ]; - family = 10; - } else { - return -2; - } - } else { - addr = inetPton6(node); - if (addr !== null) { - if (family === 0 || family === 10) { - family = 10; - } else { - return -2; - } - } - } - if (addr != null) { - ai = allocaddrinfo(family, type, proto, node, addr, port); - HEAPU32[((out) >> 2)] = ai; - return 0; - } - if (flags & 4) { - return -2; - } - node = DNS.lookup_name(node); - addr = inetPton4(node); - if (family === 0) { - family = 2; - } else if (family === 10) { - addr = [ 0, 0, _htonl(65535), addr ]; - } - ai = allocaddrinfo(family, type, proto, null, addr, port); - HEAPU32[((out) >> 2)] = ai; - return 0; -}; - -var _getnameinfo = (sa, salen, node, nodelen, serv, servlen, flags) => { - var info = readSockaddr(sa, salen); - if (info.errno) { - return -6; - } - var port = info.port; - var addr = info.addr; - var overflowed = false; - if (node && nodelen) { - var lookup; - if ((flags & 1) || !(lookup = DNS.lookup_addr(addr))) { - if (flags & 8) { - return -2; - } - } else { - addr = lookup; - } - var numBytesWrittenExclNull = stringToUTF8(addr, node, nodelen); - if (numBytesWrittenExclNull + 1 >= nodelen) { - overflowed = true; - } - } - if (serv && servlen) { - port = "" + port; - var numBytesWrittenExclNull = stringToUTF8(port, serv, servlen); - if (numBytesWrittenExclNull + 1 >= servlen) { - overflowed = true; - } - } - if (overflowed) { - return -12; - } - return 0; -}; - -var Protocols = { - list: [], - map: {} -}; - -var _setprotoent = stayopen => { - function allocprotoent(name, proto, aliases) { - var nameBuf = _malloc(name.length + 1); - stringToAscii(name, nameBuf); - var j = 0; - var length = aliases.length; - var aliasListBuf = _malloc((length + 1) * 4); - for (var i = 0; i < length; i++, j += 4) { - var alias = aliases[i]; - var aliasBuf = _malloc(alias.length + 1); - stringToAscii(alias, aliasBuf); - HEAPU32[(((aliasListBuf) + (j)) >> 2)] = aliasBuf; - } - HEAPU32[(((aliasListBuf) + (j)) >> 2)] = 0; - var pe = _malloc(12); - HEAPU32[((pe) >> 2)] = nameBuf; - HEAPU32[(((pe) + (4)) >> 2)] = aliasListBuf; - HEAP32[(((pe) + (8)) >> 2)] = proto; - return pe; - } - var list = Protocols.list; - var map = Protocols.map; - if (list.length === 0) { - var entry = allocprotoent("tcp", 6, [ "TCP" ]); - list.push(entry); - map["tcp"] = map["6"] = entry; - entry = allocprotoent("udp", 17, [ "UDP" ]); - list.push(entry); - map["udp"] = map["17"] = entry; - } - _setprotoent.index = 0; -}; - -var _getprotobyname = name => { - name = UTF8ToString(name); - _setprotoent(true); - var result = Protocols.map[name]; - return result; -}; - -var _getprotobynumber = number => { - _setprotoent(true); - var result = Protocols.map[number]; - return result; -}; - -var stackAlloc = sz => __emscripten_stack_alloc(sz); - -/** @suppress {duplicate } */ var stringToUTF8OnStack = str => { - var size = lengthBytesUTF8(str) + 1; - var ret = stackAlloc(size); - stringToUTF8(str, ret, size); - return ret; -}; - -var allocateUTF8OnStack = stringToUTF8OnStack; - -var PHPWASM = { - init: function() { - FS.mkdir("/internal"); - FS.mkdir("/internal/shared"); - FS.mkdir("/internal/shared/preload"); - PHPWASM.EventEmitter = ENVIRONMENT_IS_NODE ? require("events").EventEmitter : class EventEmitter { - constructor() { - this.listeners = {}; - } - emit(eventName, data) { - if (this.listeners[eventName]) { - this.listeners[eventName].forEach(callback => { - callback(data); - }); - } - } - once(eventName, callback) { - const self = this; - function removedCallback() { - callback(...arguments); - self.removeListener(eventName, removedCallback); - } - this.on(eventName, removedCallback); - } - removeAllListeners(eventName) { - if (eventName) { - delete this.listeners[eventName]; - } else { - this.listeners = {}; - } - } - removeListener(eventName, callback) { - if (this.listeners[eventName]) { - const idx = this.listeners[eventName].indexOf(callback); - if (idx !== -1) { - this.listeners[eventName].splice(idx, 1); - } - } - } - }; - PHPWASM.child_proc_by_fd = {}; - PHPWASM.child_proc_by_pid = {}; - PHPWASM.input_devices = {}; - }, - getAllWebSockets: function(sock) { - const webSockets = new Set; - if (sock.server) { - sock.server.clients.forEach(ws => { - webSockets.add(ws); - }); - } - for (const peer of PHPWASM.getAllPeers(sock)) { - webSockets.add(peer.socket); - } - return Array.from(webSockets); - }, - getAllPeers: function(sock) { - const peers = new Set; - if (sock.server) { - sock.pending.filter(pending => pending.peers).forEach(pending => { - for (const peer of Object.values(pending.peers)) { - peers.add(peer); - } - }); - } - if (sock.peers) { - for (const peer of Object.values(sock.peers)) { - peers.add(peer); - } - } - return Array.from(peers); - }, - awaitData: function(ws) { - return PHPWASM.awaitEvent(ws, "message"); - }, - awaitConnection: function(ws) { - if (ws.OPEN === ws.readyState) { - return [ Promise.resolve(), PHPWASM.noop ]; - } - return PHPWASM.awaitEvent(ws, "open"); - }, - awaitClose: function(ws) { - if ([ ws.CLOSING, ws.CLOSED ].includes(ws.readyState)) { - return [ Promise.resolve(), PHPWASM.noop ]; - } - return PHPWASM.awaitEvent(ws, "close"); - }, - awaitError: function(ws) { - if ([ ws.CLOSING, ws.CLOSED ].includes(ws.readyState)) { - return [ Promise.resolve(), PHPWASM.noop ]; - } - return PHPWASM.awaitEvent(ws, "error"); - }, - awaitEvent: function(ws, event) { - let resolve; - const listener = () => { - resolve(); - }; - const promise = new Promise(function(_resolve) { - resolve = _resolve; - ws.once(event, listener); - }); - const cancel = () => { - ws.removeListener(event, listener); - setTimeout(resolve); - }; - return [ promise, cancel ]; - }, - noop: function() {}, - spawnProcess: function(command, args, options) { - if (Module["spawnProcess"]) { - const spawnedPromise = Module["spawnProcess"](command, args, options); - return Promise.resolve(spawnedPromise).then(function(spawned) { - if (!spawned || !spawned.on) { - throw new Error("spawnProcess() must return an EventEmitter but returned a different type."); - } - return spawned; - }); - } - if (ENVIRONMENT_IS_NODE) { - return require("child_process").spawn(command, args, { - ...options, - shell: true, - stdio: [ "pipe", "pipe", "pipe" ], - timeout: 100 - }); - } - const e = new Error("popen(), proc_open() etc. are unsupported in the browser. Call php.setSpawnHandler() " + "and provide a callback to handle spawning processes, or disable a popen(), proc_open() " + "and similar functions via php.ini."); - e.code = "SPAWN_UNSUPPORTED"; - throw e; - }, - shutdownSocket: function(socketd, how) { - const sock = getSocketFromFD(socketd); - const peer = Object.values(sock.peers)[0]; - if (!peer) { - return -1; - } - try { - peer.socket.close(); - SOCKFS.websocket_sock_ops.removePeer(sock, peer); - return 0; - } catch (e) { - console.log("Socket shutdown error", e); - return -1; - } - } -}; - -function _js_create_input_device(deviceId) { - let dataBuffer = []; - let dataCallback; - const filename = "proc_id_" + deviceId; - const device = FS.createDevice("/dev", filename, function() {}, function(byte) { - try { - dataBuffer.push(byte); - if (dataCallback) { - dataCallback(new Uint8Array(dataBuffer)); - dataBuffer = []; - } - } catch (e) { - console.error(e); - throw e; - } - }); - const devicePath = "/dev/" + filename; - PHPWASM.input_devices[deviceId] = { - devicePath: devicePath, - onData: function(cb) { - dataCallback = cb; - dataBuffer.forEach(function(data) { - cb(data); - }); - dataBuffer.length = 0; - } - }; - return allocateUTF8OnStack(devicePath); -} - -function _js_open_process(command, argsPtr, argsLength, descriptorsPtr, descriptorsLength, cwdPtr, cwdLength, envPtr, envLength) { - if (!command) { - return 1; - } - const cmdstr = UTF8ToString(command); - if (!cmdstr.length) { - return 0; - } - let argsArray = []; - if (argsLength) { - for (var i = 0; i < argsLength; i++) { - const charPointer = argsPtr + i * 4; - argsArray.push(UTF8ToString(HEAPU32[charPointer >> 2])); - } - } - const cwdstr = cwdPtr ? UTF8ToString(cwdPtr) : null; - let envObject = null; - if (envLength) { - envObject = {}; - for (var i = 0; i < envLength; i++) { - const envPointer = envPtr + i * 4; - const envEntry = UTF8ToString(HEAPU32[envPointer >> 2]); - const splitAt = envEntry.indexOf("="); - if (splitAt === -1) { - continue; - } - const key = envEntry.substring(0, splitAt); - const value = envEntry.substring(splitAt + 1); - envObject[key] = value; - } - } - var std = {}; - for (var i = 0; i < descriptorsLength; i++) { - const descriptorPtr = HEAPU32[(descriptorsPtr + i * 4) >> 2]; - std[HEAPU32[descriptorPtr >> 2]] = { - child: HEAPU32[(descriptorPtr + 4) >> 2], - parent: HEAPU32[(descriptorPtr + 8) >> 2] - }; - } - return Asyncify.handleSleep(async wakeUp => { - let cp; - try { - const options = {}; - if (cwdstr !== null) { - options.cwd = cwdstr; - } - if (envObject !== null) { - options.env = envObject; - } - cp = PHPWASM.spawnProcess(cmdstr, argsArray, options); - if (cp instanceof Promise) { - cp = await cp; - } - } catch (e) { - if (e.code === "SPAWN_UNSUPPORTED") { - wakeUp(1); - return; - } - console.error(e); - wakeUp(1); - throw e; - } - const ProcInfo = { - pid: cp.pid, - exited: false, - stdinFd: std[0]?.child, - stdinIsDevice: std[0]?.child in PHPWASM.input_devices, - stdoutChildFd: std[1]?.child, - stdoutParentFd: std[1]?.parent, - stderrChildFd: std[2]?.child, - stderrParentFd: std[2]?.parent, - stdout: new PHPWASM.EventEmitter, - stderr: new PHPWASM.EventEmitter - }; - if (ProcInfo.stdoutChildFd) PHPWASM.child_proc_by_fd[ProcInfo.stdoutChildFd] = ProcInfo; - if (ProcInfo.stderrChildFd) PHPWASM.child_proc_by_fd[ProcInfo.stderrChildFd] = ProcInfo; - if (ProcInfo.stdoutParentFd) PHPWASM.child_proc_by_fd[ProcInfo.stdoutParentFd] = ProcInfo; - if (ProcInfo.stderrParentFd) PHPWASM.child_proc_by_fd[ProcInfo.stderrParentFd] = ProcInfo; - PHPWASM.child_proc_by_pid[ProcInfo.pid] = ProcInfo; - cp.on("exit", function(code) { - ProcInfo.exitCode = code; - ProcInfo.exited = true; - ProcInfo.stdout.emit("data"); - ProcInfo.stderr.emit("data"); - }); - if (ProcInfo.stdoutChildFd) { - const stdoutStream = SYSCALLS.getStreamFromFD(ProcInfo.stdoutChildFd); - let stdoutAt = 0; - cp.stdout.on("data", function(data) { - ProcInfo.stdout.emit("data", data); - stdoutStream.stream_ops.write(stdoutStream, data, 0, data.length, stdoutAt); - stdoutAt += data.length; - }); - } - if (ProcInfo.stderrChildFd) { - const stderrStream = SYSCALLS.getStreamFromFD(ProcInfo.stderrChildFd); - let stderrAt = 0; - cp.stderr.on("data", function(data) { - ProcInfo.stderr.emit("data", data); - stderrStream.stream_ops.write(stderrStream, data, 0, data.length, stderrAt); - stderrAt += data.length; - }); - } - /** - * Wait until the child process has been spawned. - * Unfortunately there is no Node.js API to check whether - * the process has already been spawned. We can only listen - * to the 'spawn' event and if it has already been spawned, - * listen to the 'exit' event. - */ try { - await new Promise((resolve, reject) => { - cp.on("spawn", resolve); - cp.on("error", reject); - }); - } catch (e) { - console.error(e); - wakeUp(1); - return; - } - if (ProcInfo.stdinIsDevice) { - PHPWASM.input_devices[ProcInfo.stdinFd].onData(function(data) { - if (!data) return; - const dataStr = new TextDecoder("utf-8").decode(data); - cp.stdin.write(dataStr); - }); - wakeUp(ProcInfo.pid); - return; - } - if (ProcInfo.stdinFd) { - const stdinStream = SYSCALLS.getStreamFromFD(ProcInfo.stdinFd); - if (stdinStream.node) { - const CHUNK_SIZE = 1024; - const buffer = new Uint8Array(CHUNK_SIZE); - let offset = 0; - while (true) { - const bytesRead = stdinStream.stream_ops.read(stdinStream, buffer, 0, CHUNK_SIZE, offset); - if (bytesRead === null || bytesRead === 0) { - break; - } - try { - cp.stdin.write(buffer.subarray(0, bytesRead)); - } catch (e) { - console.error(e); - return 1; - } - if (bytesRead < CHUNK_SIZE) { - break; - } - offset += bytesRead; - } - wakeUp(ProcInfo.pid); - return; - } - } - wakeUp(ProcInfo.pid); - }); -} - -function _js_process_status(pid, exitCodePtr) { - if (!PHPWASM.child_proc_by_pid[pid]) { - return -1; - } - if (PHPWASM.child_proc_by_pid[pid].exited) { - HEAPU32[exitCodePtr >> 2] = PHPWASM.child_proc_by_pid[pid].exitCode; - return 1; - } - return 0; -} - -function _js_waitpid(pid, exitCodePtr) { - if (!PHPWASM.child_proc_by_pid[pid]) { - return -1; - } - return Asyncify.handleSleep(wakeUp => { - const poll = function() { - if (PHPWASM.child_proc_by_pid[pid]?.exited) { - HEAPU32[exitCodePtr >> 2] = PHPWASM.child_proc_by_pid[pid].exitCode; - wakeUp(pid); - } else { - setTimeout(poll, 50); - } - }; - poll(); - }); -} - -var arraySum = (array, index) => { - var sum = 0; - for (var i = 0; i <= index; sum += array[i++]) {} - return sum; -}; - -var MONTH_DAYS_LEAP = [ 31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 ]; - -var MONTH_DAYS_REGULAR = [ 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 ]; - -var addDays = (date, days) => { - var newDate = new Date(date.getTime()); - while (days > 0) { - var leap = isLeapYear(newDate.getFullYear()); - var currentMonth = newDate.getMonth(); - var daysInCurrentMonth = (leap ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR)[currentMonth]; - if (days > daysInCurrentMonth - newDate.getDate()) { - days -= (daysInCurrentMonth - newDate.getDate() + 1); - newDate.setDate(1); - if (currentMonth < 11) { - newDate.setMonth(currentMonth + 1); - } else { - newDate.setMonth(0); - newDate.setFullYear(newDate.getFullYear() + 1); - } - } else { - newDate.setDate(newDate.getDate() + days); - return newDate; - } - } - return newDate; -}; - -var writeArrayToMemory = (array, buffer) => { - HEAP8.set(array, buffer); -}; - -var _strftime = (s, maxsize, format, tm) => { - var tm_zone = HEAPU32[(((tm) + (40)) >> 2)]; - var date = { - tm_sec: HEAP32[((tm) >> 2)], - tm_min: HEAP32[(((tm) + (4)) >> 2)], - tm_hour: HEAP32[(((tm) + (8)) >> 2)], - tm_mday: HEAP32[(((tm) + (12)) >> 2)], - tm_mon: HEAP32[(((tm) + (16)) >> 2)], - tm_year: HEAP32[(((tm) + (20)) >> 2)], - tm_wday: HEAP32[(((tm) + (24)) >> 2)], - tm_yday: HEAP32[(((tm) + (28)) >> 2)], - tm_isdst: HEAP32[(((tm) + (32)) >> 2)], - tm_gmtoff: HEAP32[(((tm) + (36)) >> 2)], - tm_zone: tm_zone ? UTF8ToString(tm_zone) : "" - }; - var pattern = UTF8ToString(format); - var EXPANSION_RULES_1 = { - "%c": "%a %b %d %H:%M:%S %Y", - "%D": "%m/%d/%y", - "%F": "%Y-%m-%d", - "%h": "%b", - "%r": "%I:%M:%S %p", - "%R": "%H:%M", - "%T": "%H:%M:%S", - "%x": "%m/%d/%y", - "%X": "%H:%M:%S", - "%Ec": "%c", - "%EC": "%C", - "%Ex": "%m/%d/%y", - "%EX": "%H:%M:%S", - "%Ey": "%y", - "%EY": "%Y", - "%Od": "%d", - "%Oe": "%e", - "%OH": "%H", - "%OI": "%I", - "%Om": "%m", - "%OM": "%M", - "%OS": "%S", - "%Ou": "%u", - "%OU": "%U", - "%OV": "%V", - "%Ow": "%w", - "%OW": "%W", - "%Oy": "%y" - }; - for (var rule in EXPANSION_RULES_1) { - pattern = pattern.replace(new RegExp(rule, "g"), EXPANSION_RULES_1[rule]); - } - var WEEKDAYS = [ "Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday" ]; - var MONTHS = [ "January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December" ]; - function leadingSomething(value, digits, character) { - var str = typeof value == "number" ? value.toString() : (value || ""); - while (str.length < digits) { - str = character[0] + str; - } - return str; - } - function leadingNulls(value, digits) { - return leadingSomething(value, digits, "0"); - } - function compareByDay(date1, date2) { - function sgn(value) { - return value < 0 ? -1 : (value > 0 ? 1 : 0); - } - var compare; - if ((compare = sgn(date1.getFullYear() - date2.getFullYear())) === 0) { - if ((compare = sgn(date1.getMonth() - date2.getMonth())) === 0) { - compare = sgn(date1.getDate() - date2.getDate()); - } - } - return compare; - } - function getFirstWeekStartDate(janFourth) { - switch (janFourth.getDay()) { - case 0: - return new Date(janFourth.getFullYear() - 1, 11, 29); - - case 1: - return janFourth; - - case 2: - return new Date(janFourth.getFullYear(), 0, 3); - - case 3: - return new Date(janFourth.getFullYear(), 0, 2); - - case 4: - return new Date(janFourth.getFullYear(), 0, 1); - - case 5: - return new Date(janFourth.getFullYear() - 1, 11, 31); - - case 6: - return new Date(janFourth.getFullYear() - 1, 11, 30); - } - } - function getWeekBasedYear(date) { - var thisDate = addDays(new Date(date.tm_year + 1900, 0, 1), date.tm_yday); - var janFourthThisYear = new Date(thisDate.getFullYear(), 0, 4); - var janFourthNextYear = new Date(thisDate.getFullYear() + 1, 0, 4); - var firstWeekStartThisYear = getFirstWeekStartDate(janFourthThisYear); - var firstWeekStartNextYear = getFirstWeekStartDate(janFourthNextYear); - if (compareByDay(firstWeekStartThisYear, thisDate) <= 0) { - if (compareByDay(firstWeekStartNextYear, thisDate) <= 0) { - return thisDate.getFullYear() + 1; - } - return thisDate.getFullYear(); - } - return thisDate.getFullYear() - 1; - } - var EXPANSION_RULES_2 = { - "%a": date => WEEKDAYS[date.tm_wday].substring(0, 3), - "%A": date => WEEKDAYS[date.tm_wday], - "%b": date => MONTHS[date.tm_mon].substring(0, 3), - "%B": date => MONTHS[date.tm_mon], - "%C": date => { - var year = date.tm_year + 1900; - return leadingNulls((year / 100) | 0, 2); - }, - "%d": date => leadingNulls(date.tm_mday, 2), - "%e": date => leadingSomething(date.tm_mday, 2, " "), - "%g": date => getWeekBasedYear(date).toString().substring(2), - "%G": getWeekBasedYear, - "%H": date => leadingNulls(date.tm_hour, 2), - "%I": date => { - var twelveHour = date.tm_hour; - if (twelveHour == 0) twelveHour = 12; else if (twelveHour > 12) twelveHour -= 12; - return leadingNulls(twelveHour, 2); - }, - "%j": date => leadingNulls(date.tm_mday + arraySum(isLeapYear(date.tm_year + 1900) ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, date.tm_mon - 1), 3), - "%m": date => leadingNulls(date.tm_mon + 1, 2), - "%M": date => leadingNulls(date.tm_min, 2), - "%n": () => "\n", - "%p": date => { - if (date.tm_hour >= 0 && date.tm_hour < 12) { - return "AM"; - } - return "PM"; - }, - "%S": date => leadingNulls(date.tm_sec, 2), - "%t": () => "\t", - "%u": date => date.tm_wday || 7, - "%U": date => { - var days = date.tm_yday + 7 - date.tm_wday; - return leadingNulls(Math.floor(days / 7), 2); - }, - "%V": date => { - var val = Math.floor((date.tm_yday + 7 - (date.tm_wday + 6) % 7) / 7); - if ((date.tm_wday + 371 - date.tm_yday - 2) % 7 <= 2) { - val++; - } - if (!val) { - val = 52; - var dec31 = (date.tm_wday + 7 - date.tm_yday - 1) % 7; - if (dec31 == 4 || (dec31 == 5 && isLeapYear(date.tm_year % 400 - 1))) { - val++; - } - } else if (val == 53) { - var jan1 = (date.tm_wday + 371 - date.tm_yday) % 7; - if (jan1 != 4 && (jan1 != 3 || !isLeapYear(date.tm_year))) val = 1; - } - return leadingNulls(val, 2); - }, - "%w": date => date.tm_wday, - "%W": date => { - var days = date.tm_yday + 7 - ((date.tm_wday + 6) % 7); - return leadingNulls(Math.floor(days / 7), 2); - }, - "%y": date => (date.tm_year + 1900).toString().substring(2), - "%Y": date => date.tm_year + 1900, - "%z": date => { - var off = date.tm_gmtoff; - var ahead = off >= 0; - off = Math.abs(off) / 60; - off = (off / 60) * 100 + (off % 60); - return (ahead ? "+" : "-") + String("0000" + off).slice(-4); - }, - "%Z": date => date.tm_zone, - "%%": () => "%" - }; - pattern = pattern.replace(/%%/g, "\0\0"); - for (var rule in EXPANSION_RULES_2) { - if (pattern.includes(rule)) { - pattern = pattern.replace(new RegExp(rule, "g"), EXPANSION_RULES_2[rule](date)); - } - } - pattern = pattern.replace(/\0\0/g, "%"); - var bytes = intArrayFromString(pattern, false); - if (bytes.length > maxsize) { - return 0; - } - writeArrayToMemory(bytes, s); - return bytes.length - 1; -}; - -var _strftime_l = (s, maxsize, format, tm, loc) => _strftime(s, maxsize, format, tm); - -var _strptime = (buf, format, tm) => { - var pattern = UTF8ToString(format); - var SPECIAL_CHARS = "\\!@#$^&*()+=-[]/{}|:<>?,."; - for (var i = 0, ii = SPECIAL_CHARS.length; i < ii; ++i) { - pattern = pattern.replace(new RegExp("\\" + SPECIAL_CHARS[i], "g"), "\\" + SPECIAL_CHARS[i]); - } - var EQUIVALENT_MATCHERS = { - "A": "%a", - "B": "%b", - "c": "%a %b %d %H:%M:%S %Y", - "D": "%m\\/%d\\/%y", - "e": "%d", - "F": "%Y-%m-%d", - "h": "%b", - "R": "%H\\:%M", - "r": "%I\\:%M\\:%S\\s%p", - "T": "%H\\:%M\\:%S", - "x": "%m\\/%d\\/(?:%y|%Y)", - "X": "%H\\:%M\\:%S" - }; - var DATE_PATTERNS = { - /* weekday name */ "a": "(?:Sun(?:day)?)|(?:Mon(?:day)?)|(?:Tue(?:sday)?)|(?:Wed(?:nesday)?)|(?:Thu(?:rsday)?)|(?:Fri(?:day)?)|(?:Sat(?:urday)?)", - /* month name */ "b": "(?:Jan(?:uary)?)|(?:Feb(?:ruary)?)|(?:Mar(?:ch)?)|(?:Apr(?:il)?)|May|(?:Jun(?:e)?)|(?:Jul(?:y)?)|(?:Aug(?:ust)?)|(?:Sep(?:tember)?)|(?:Oct(?:ober)?)|(?:Nov(?:ember)?)|(?:Dec(?:ember)?)", - /* century */ "C": "\\d\\d", - /* day of month */ "d": "0[1-9]|[1-9](?!\\d)|1\\d|2\\d|30|31", - /* hour (24hr) */ "H": "\\d(?!\\d)|[0,1]\\d|20|21|22|23", - /* hour (12hr) */ "I": "\\d(?!\\d)|0\\d|10|11|12", - /* day of year */ "j": "00[1-9]|0?[1-9](?!\\d)|0?[1-9]\\d(?!\\d)|[1,2]\\d\\d|3[0-6]\\d", - /* month */ "m": "0[1-9]|[1-9](?!\\d)|10|11|12", - /* minutes */ "M": "0\\d|\\d(?!\\d)|[1-5]\\d", - /* whitespace */ "n": " ", - /* AM/PM */ "p": "AM|am|PM|pm|A\\.M\\.|a\\.m\\.|P\\.M\\.|p\\.m\\.", - /* seconds */ "S": "0\\d|\\d(?!\\d)|[1-5]\\d|60", - /* week number */ "U": "0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53", - /* week number */ "W": "0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53", - /* weekday number */ "w": "[0-6]", - /* 2-digit year */ "y": "\\d\\d", - /* 4-digit year */ "Y": "\\d\\d\\d\\d", - /* whitespace */ "t": " ", - /* time zone */ "z": "Z|(?:[\\+\\-]\\d\\d:?(?:\\d\\d)?)" - }; - var MONTH_NUMBERS = { - JAN: 0, - FEB: 1, - MAR: 2, - APR: 3, - MAY: 4, - JUN: 5, - JUL: 6, - AUG: 7, - SEP: 8, - OCT: 9, - NOV: 10, - DEC: 11 - }; - var DAY_NUMBERS_SUN_FIRST = { - SUN: 0, - MON: 1, - TUE: 2, - WED: 3, - THU: 4, - FRI: 5, - SAT: 6 - }; - var DAY_NUMBERS_MON_FIRST = { - MON: 0, - TUE: 1, - WED: 2, - THU: 3, - FRI: 4, - SAT: 5, - SUN: 6 - }; - var capture = []; - var pattern_out = pattern.replace(/%(.)/g, (m, c) => EQUIVALENT_MATCHERS[c] || m).replace(/%(.)/g, (_, c) => { - let pat = DATE_PATTERNS[c]; - if (pat) { - capture.push(c); - return `(${pat})`; - } else { - return c; - } - }).replace(/\s+/g, "\\s*"); - var matches = new RegExp("^" + pattern_out, "i").exec(UTF8ToString(buf)); - function initDate() { - function fixup(value, min, max) { - return (typeof value != "number" || isNaN(value)) ? min : (value >= min ? (value <= max ? value : max) : min); - } - return { - year: fixup(HEAP32[(((tm) + (20)) >> 2)] + 1900, 1970, 9999), - month: fixup(HEAP32[(((tm) + (16)) >> 2)], 0, 11), - day: fixup(HEAP32[(((tm) + (12)) >> 2)], 1, 31), - hour: fixup(HEAP32[(((tm) + (8)) >> 2)], 0, 23), - min: fixup(HEAP32[(((tm) + (4)) >> 2)], 0, 59), - sec: fixup(HEAP32[((tm) >> 2)], 0, 59), - gmtoff: 0 - }; - } - if (matches) { - var date = initDate(); - var value; - var getMatch = symbol => { - var pos = capture.indexOf(symbol); - if (pos >= 0) { - return matches[pos + 1]; - } - return; - }; - if ((value = getMatch("S"))) { - date.sec = jstoi_q(value); - } - if ((value = getMatch("M"))) { - date.min = jstoi_q(value); - } - if ((value = getMatch("H"))) { - date.hour = jstoi_q(value); - } else if ((value = getMatch("I"))) { - var hour = jstoi_q(value); - if ((value = getMatch("p"))) { - hour += value.toUpperCase()[0] === "P" ? 12 : 0; - } - date.hour = hour; - } - if ((value = getMatch("Y"))) { - date.year = jstoi_q(value); - } else if ((value = getMatch("y"))) { - var year = jstoi_q(value); - if ((value = getMatch("C"))) { - year += jstoi_q(value) * 100; - } else { - year += year < 69 ? 2e3 : 1900; - } - date.year = year; - } - if ((value = getMatch("m"))) { - date.month = jstoi_q(value) - 1; - } else if ((value = getMatch("b"))) { - date.month = MONTH_NUMBERS[value.substring(0, 3).toUpperCase()] || 0; - } - if ((value = getMatch("d"))) { - date.day = jstoi_q(value); - } else if ((value = getMatch("j"))) { - var day = jstoi_q(value); - var leapYear = isLeapYear(date.year); - for (var month = 0; month < 12; ++month) { - var daysUntilMonth = arraySum(leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, month - 1); - if (day <= daysUntilMonth + (leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR)[month]) { - date.day = day - daysUntilMonth; - } - } - } else if ((value = getMatch("a"))) { - var weekDay = value.substring(0, 3).toUpperCase(); - if ((value = getMatch("U"))) { - var weekDayNumber = DAY_NUMBERS_SUN_FIRST[weekDay]; - var weekNumber = jstoi_q(value); - var janFirst = new Date(date.year, 0, 1); - var endDate; - if (janFirst.getDay() === 0) { - endDate = addDays(janFirst, weekDayNumber + 7 * (weekNumber - 1)); - } else { - endDate = addDays(janFirst, 7 - janFirst.getDay() + weekDayNumber + 7 * (weekNumber - 1)); - } - date.day = endDate.getDate(); - date.month = endDate.getMonth(); - } else if ((value = getMatch("W"))) { - var weekDayNumber = DAY_NUMBERS_MON_FIRST[weekDay]; - var weekNumber = jstoi_q(value); - var janFirst = new Date(date.year, 0, 1); - var endDate; - if (janFirst.getDay() === 1) { - endDate = addDays(janFirst, weekDayNumber + 7 * (weekNumber - 1)); - } else { - endDate = addDays(janFirst, 7 - janFirst.getDay() + 1 + weekDayNumber + 7 * (weekNumber - 1)); - } - date.day = endDate.getDate(); - date.month = endDate.getMonth(); - } - } - if ((value = getMatch("z"))) { - if (value.toLowerCase() === "z") { - date.gmtoff = 0; - } else { - var match = value.match(/^((?:\-|\+)\d\d):?(\d\d)?/); - date.gmtoff = match[1] * 3600; - if (match[2]) { - date.gmtoff += date.gmtoff > 0 ? match[2] * 60 : -match[2] * 60; - } - } - } - /* + // The rest of the code comes from the built php.js file and esm-suffix.js + // include: shell.js + // The Module object: Our interface to the outside world. We import + // and export values on it. There are various ways Module can be used: + // 1. Not defined. We create it here + // 2. A function parameter, function(moduleArg) => Promise + // 3. pre-run appended it, var Module = {}; ..generated code.. + // 4. External script tag defines var Module. + // We need to check if Module already exists (e.g. case 3 above). + // Substitution will be replaced with actual code on later stage of the build, + // this way Closure Compiler will not mangle it (e.g. case 4. above). + // Note that if you want to run closure, and also to use Module + // after the generated code, you will need to define var Module = {}; + // before the code. Then that object will be used in the code, and you + // can continue to use Module afterwards as well. + var Module = typeof PHPLoader != 'undefined' ? PHPLoader : {}; + + var ENVIRONMENT_IS_WORKER = RuntimeName === 'WORKER'; + + var ENVIRONMENT_IS_NODE = RuntimeName === 'NODE'; + + if (ENVIRONMENT_IS_NODE) { + } + + // --pre-jses are emitted after the Module integration code, so that they can + // refer to Module (if they choose; they can also define Module) + // Sometimes an existing Module object exists with properties + // meant to overwrite the default module functionality. Here + // we collect those properties and reapply _after_ we configure + // the current environment's defaults to avoid having to be so + // defensive during initialization. + var moduleOverrides = Object.assign({}, Module); + + var arguments_ = []; + + var thisProgram = './this.program'; + + var quit_ = (status, toThrow) => { + throw toThrow; + }; + + // `/` should be present at the end if `scriptDirectory` is not empty + var scriptDirectory = ''; + + function locateFile(path) { + if (Module['locateFile']) { + return Module['locateFile'](path, scriptDirectory); + } + return scriptDirectory + path; + } + + // Hooks that are implemented differently in different runtime environments. + var readAsync, readBinary; + + if (ENVIRONMENT_IS_NODE) { + // These modules will usually be used on Node.js. Load them eagerly to avoid + // the complexity of lazy-loading. + var fs = require('fs'); + var nodePath = require('path'); + scriptDirectory = __dirname + '/'; + // include: node_shell_read.js + readBinary = (filename) => { + // We need to re-wrap `file://` strings to URLs. + filename = isFileURI(filename) ? new URL(filename) : filename; + var ret = fs.readFileSync(filename); + return ret; + }; + readAsync = async (filename, binary = true) => { + // See the comment in the `readBinary` function. + filename = isFileURI(filename) ? new URL(filename) : filename; + var ret = fs.readFileSync(filename, binary ? undefined : 'utf8'); + return ret; + }; + // end include: node_shell_read.js + if (!Module['thisProgram'] && process.argv.length > 1) { + thisProgram = process.argv[1].replace(/\\/g, '/'); + } + arguments_ = process.argv.slice(2); + if (typeof module != 'undefined') { + module['exports'] = Module; + } + quit_ = (status, toThrow) => { + process.exitCode = status; + throw toThrow; + }; + } // Note that this includes Node.js workers when relevant (pthreads is enabled). + // Node.js workers are detected as a combination of ENVIRONMENT_IS_WORKER and + // ENVIRONMENT_IS_NODE. + else { + } + + var out = Module['print'] || console.log.bind(console); + + var err = Module['printErr'] || console.error.bind(console); + + // Merge back in the overrides + Object.assign(Module, moduleOverrides); + + // Free the object hierarchy contained in the overrides, this lets the GC + // reclaim data used. + moduleOverrides = null; + + // Emit code to handle expected values on the Module object. This applies Module.x + // to the proper local x. This has two benefits: first, we only emit it if it is + // expected to arrive, and second, by using a local everywhere else that can be + // minified. + if (Module['arguments']) arguments_ = Module['arguments']; + + if (Module['thisProgram']) thisProgram = Module['thisProgram']; + if (Module['quit']) quit_ = Module['quit']; + + // perform assertions in shell.js after we set up out() and err(), as otherwise if an assertion fails it cannot print the message + // end include: shell.js + // include: preamble.js + // === Preamble library stuff === + // Documentation for the public APIs defined in this file must be updated in: + // site/source/docs/api_reference/preamble.js.rst + // A prebuilt local version of the documentation is available at: + // site/build/text/docs/api_reference/preamble.js.txt + // You can also build docs locally as HTML or other formats in site/ + // An online HTML version (which may be of a different version of Emscripten) + // is up at http://kripken.github.io/emscripten-site/docs/api_reference/preamble.js.html + var wasmBinary = Module['wasmBinary']; + + // end include: base64Utils.js + // Wasm globals + var wasmMemory; + + //======================================== + // Runtime essentials + //======================================== + // whether we are quitting the application. no code should run after this. + // set in exit() and abort() + var ABORT = false; + + // set by exit() and abort(). Passed to 'onExit' handler. + // NOTE: This is also used as the process return code code in shell environments + // but only when noExitRuntime is false. + var EXITSTATUS; + + // In STRICT mode, we only define assert() when ASSERTIONS is set. i.e. we + // don't define it at all in release modes. This matches the behaviour of + // MINIMAL_RUNTIME. + // TODO(sbc): Make this the default even without STRICT enabled. + /** @type {function(*, string=)} */ function assert(condition, text) { + if (!condition) { + // This build was created without ASSERTIONS defined. `assert()` should not + // ever be called in this configuration but in case there are callers in + // the wild leave this simple abort() implementation here for now. + abort(text); + } + } + + // Memory management + var /** @type {!Int8Array} */ HEAP8, + /** @type {!Uint8Array} */ HEAPU8, + /** @type {!Int16Array} */ HEAP16, + /** @type {!Uint16Array} */ HEAPU16, + /** @type {!Int32Array} */ HEAP32, + /** @type {!Uint32Array} */ HEAPU32, + /** @type {!Float32Array} */ HEAPF32, + /** @type {!Float64Array} */ HEAPF64; + + // include: runtime_shared.js + function updateMemoryViews() { + var b = wasmMemory.buffer; + Module['HEAP8'] = HEAP8 = new Int8Array(b); + Module['HEAP16'] = HEAP16 = new Int16Array(b); + Module['HEAPU8'] = HEAPU8 = new Uint8Array(b); + Module['HEAPU16'] = HEAPU16 = new Uint16Array(b); + Module['HEAP32'] = HEAP32 = new Int32Array(b); + Module['HEAPU32'] = HEAPU32 = new Uint32Array(b); + Module['HEAPF32'] = HEAPF32 = new Float32Array(b); + Module['HEAPF64'] = HEAPF64 = new Float64Array(b); + } + + // end include: runtime_shared.js + // include: runtime_stack_check.js + // end include: runtime_stack_check.js + var __ATPRERUN__ = []; + + // functions called before the runtime is initialized + var __ATINIT__ = []; + + // functions called during startup + var __ATEXIT__ = []; + + // functions called during shutdown + var __ATPOSTRUN__ = []; + + // functions called after the main() is called + var runtimeInitialized = false; + + var runtimeExited = false; + + function preRun() { + if (Module['preRun']) { + if (typeof Module['preRun'] == 'function') + Module['preRun'] = [Module['preRun']]; + while (Module['preRun'].length) { + addOnPreRun(Module['preRun'].shift()); + } + } + callRuntimeCallbacks(__ATPRERUN__); + } + + function initRuntime() { + runtimeInitialized = true; + SOCKFS.root = FS.mount(SOCKFS, {}, null); + if (!Module['noFSInit'] && !FS.initialized) FS.init(); + FS.ignorePermissions = false; + TTY.init(); + PIPEFS.root = FS.mount(PIPEFS, {}, null); + callRuntimeCallbacks(__ATINIT__); + } + + function exitRuntime() { + ___funcs_on_exit(); + // Native atexit() functions + callRuntimeCallbacks(__ATEXIT__); + FS.quit(); + TTY.shutdown(); + runtimeExited = true; + } + + function postRun() { + if (Module['postRun']) { + if (typeof Module['postRun'] == 'function') + Module['postRun'] = [Module['postRun']]; + while (Module['postRun'].length) { + addOnPostRun(Module['postRun'].shift()); + } + } + callRuntimeCallbacks(__ATPOSTRUN__); + } + + function addOnPreRun(cb) { + __ATPRERUN__.unshift(cb); + } + + function addOnInit(cb) { + __ATINIT__.unshift(cb); + } + + function addOnPostRun(cb) { + __ATPOSTRUN__.unshift(cb); + } + + // include: runtime_math.js + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/imul + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/fround + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/clz32 + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/trunc + // end include: runtime_math.js + // A counter of dependencies for calling run(). If we need to + // do asynchronous work before running, increment this and + // decrement it. Incrementing must happen in a place like + // Module.preRun (used by emcc to add file preloading). + // Note that you can add dependencies in preRun, even though + // it happens right before run - run will be postponed until + // the dependencies are met. + var runDependencies = 0; + + var dependenciesFulfilled = null; + + // overridden to take different actions when all run dependencies are fulfilled + function getUniqueRunDependency(id) { + return id; + } + + function addRunDependency(id) { + runDependencies++; + Module['monitorRunDependencies']?.(runDependencies); + } + + function removeRunDependency(id) { + runDependencies--; + Module['monitorRunDependencies']?.(runDependencies); + if (runDependencies == 0) { + if (dependenciesFulfilled) { + var callback = dependenciesFulfilled; + dependenciesFulfilled = null; + callback(); + } + } + } + + /** @param {string|number=} what */ function abort(what) { + Module['onAbort']?.(what); + what = 'Aborted(' + what + ')'; + // TODO(sbc): Should we remove printing and leave it up to whoever + // catches the exception? + err(what); + ABORT = true; + what += '. Build with -sASSERTIONS for more info.'; + // Use a wasm runtime error, because a JS error might be seen as a foreign + // exception, which means we'd run destructors on it. We need the error to + // simply make the program stop. + // FIXME This approach does not work in Wasm EH because it currently does not assume + // all RuntimeErrors are from traps; it decides whether a RuntimeError is from + // a trap or not based on a hidden field within the object. So at the moment + // we don't have a way of throwing a wasm trap from JS. TODO Make a JS API that + // allows this in the wasm spec. + // Suppress closure compiler warning here. Closure compiler's builtin extern + // definition for WebAssembly.RuntimeError claims it takes no arguments even + // though it can. + // TODO(https://github.com/google/closure-compiler/pull/3913): Remove if/when upstream closure gets fixed. + /** @suppress {checkTypes} */ var e = new WebAssembly.RuntimeError( + what + ); + // Throw the error whether or not MODULARIZE is set because abort is used + // in code paths apart from instantiation where an exception is expected + // to be thrown when abort is called. + throw e; + } + + // include: memoryprofiler.js + // end include: memoryprofiler.js + // include: URIUtils.js + // Prefix of data URIs emitted by SINGLE_FILE and related options. + var dataURIPrefix = 'data:application/octet-stream;base64,'; + + /** + * Indicates whether filename is a base64 data URI. + * @noinline + */ var isDataURI = (filename) => filename.startsWith(dataURIPrefix); + + /** + * Indicates whether filename is delivered via file protocol (as opposed to http/https) + * @noinline + */ var isFileURI = (filename) => filename.startsWith('file://'); + + // end include: URIUtils.js + // include: runtime_exceptions.js + // end include: runtime_exceptions.js + function findWasmBinary() { + var f = dependencyFilename; + if (!isDataURI(f)) { + return locateFile(f); + } + return f; + } + + var wasmBinaryFile; + + function getBinarySync(file) { + if (file == wasmBinaryFile && wasmBinary) { + return new Uint8Array(wasmBinary); + } + if (readBinary) { + return readBinary(file); + } + throw 'both async and sync fetching of the wasm failed'; + } + + async function getWasmBinary(binaryFile) { + // If we don't have the binary yet, load it asynchronously using readAsync. + if (!wasmBinary) { + // Fetch the binary using readAsync + try { + var response = await readAsync(binaryFile); + return new Uint8Array(response); + } catch {} + } + // Otherwise, getBinarySync should be able to get it synchronously + return getBinarySync(binaryFile); + } + + async function instantiateArrayBuffer(binaryFile, imports) { + try { + var binary = await getWasmBinary(binaryFile); + var instance = await WebAssembly.instantiate(binary, imports); + return instance; + } catch (reason) { + err(`failed to asynchronously prepare wasm: ${reason}`); + abort(reason); + } + } + + async function instantiateAsync(binary, binaryFile, imports) { + if ( + !binary && + typeof WebAssembly.instantiateStreaming == 'function' && + !isDataURI(binaryFile) && // Avoid instantiateStreaming() on Node.js environment for now, as while + // Node.js v18.1.0 implements it, it does not have a full fetch() + // implementation yet. + // Reference: + // https://github.com/emscripten-core/emscripten/pull/16917 + !ENVIRONMENT_IS_NODE && + typeof fetch == 'function' + ) { + try { + var response = fetch(binaryFile, { + credentials: 'same-origin', + }); + var instantiationResult = + await WebAssembly.instantiateStreaming(response, imports); + return instantiationResult; + } catch (reason) { + // We expect the most common failure cause to be a bad MIME type for the binary, + // in which case falling back to ArrayBuffer instantiation should work. + err(`wasm streaming compile failed: ${reason}`); + err('falling back to ArrayBuffer instantiation'); + } + } + return instantiateArrayBuffer(binaryFile, imports); + } + + function getWasmImports() { + // prepare imports + return { + a: wasmImports, + }; + } + + // Create the wasm instance. + // Receives the wasm imports, returns the exports. + async function createWasm() { + // Load the wasm module and create an instance of using native support in the JS engine. + // handle a generated wasm instance, receiving its exports and + // performing other necessary setup + /** @param {WebAssembly.Module=} module*/ function receiveInstance( + instance, + module + ) { + wasmExports = instance.exports; + wasmExports = Asyncify.instrumentWasmExports(wasmExports); + Module['wasmExports'] = wasmExports; + wasmMemory = wasmExports['Wa']; + updateMemoryViews(); + wasmTable = wasmExports['Ya']; + addOnInit(wasmExports['Xa']); + removeRunDependency('wasm-instantiate'); + return wasmExports; + } + // wait for the pthread pool (if any) + addRunDependency('wasm-instantiate'); + // Prefer streaming instantiation if available. + function receiveInstantiationResult(result) { + // 'result' is a ResultObject object which has both the module and instance. + // receiveInstance() will swap in the exports (to Module.asm) so they can be called + // TODO: Due to Closure regression https://github.com/google/closure-compiler/issues/3193, the above line no longer optimizes out down to the following line. + // When the regression is fixed, can restore the above PTHREADS-enabled path. + receiveInstance(result['instance']); + } + var info = getWasmImports(); + // User shell pages can write their own Module.instantiateWasm = function(imports, successCallback) callback + // to manually instantiate the Wasm module themselves. This allows pages to + // run the instantiation parallel to any other async startup actions they are + // performing. + // Also pthreads and wasm workers initialize the wasm instance through this + // path. + if (Module['instantiateWasm']) { + try { + return Module['instantiateWasm'](info, receiveInstance); + } catch (e) { + err(`Module.instantiateWasm callback failed with error: ${e}`); + return false; + } + } + wasmBinaryFile ??= findWasmBinary(); + var result = await instantiateAsync(wasmBinary, wasmBinaryFile, info); + receiveInstantiationResult(result); + return result; + } + + // Globals used by JS i64 conversions (see makeSetValue) + var tempDouble; + + var tempI64; + + // include: runtime_debug.js + // end include: runtime_debug.js + // === Body === + function js_popen_to_file(command, mode, exitCodePtr) { + const returnCallback = (resolver) => Asyncify.handleSleep(resolver); + if (!command) return 1; + const cmdstr = UTF8ToString(command); + if (!cmdstr.length) return 0; + const modestr = UTF8ToString(mode); + if (!modestr.length) return 0; + if (modestr === 'w') { + console.error('popen($cmd, "w") is not implemented yet'); + } + return returnCallback(async (wakeUp) => { + let cp; + try { + cp = PHPWASM.spawnProcess(cmdstr, []); + if (cp instanceof Promise) { + cp = await cp; + } + } catch (e) { + console.error(e); + if (e.code === 'SPAWN_UNSUPPORTED') { + return 1; + } + throw e; + } + const outByteArrays = []; + cp.stdout.on('data', function (data) { + outByteArrays.push(data); + }); + const outputPath = '/tmp/popen_output'; + cp.on('exit', function (exitCode) { + const outBytes = new Uint8Array( + outByteArrays.reduce((acc, curr) => acc + curr.length, 0) + ); + let offset = 0; + for (const byteArray of outByteArrays) { + outBytes.set(byteArray, offset); + offset += byteArray.length; + } + FS.writeFile(outputPath, outBytes); + HEAPU8[exitCodePtr] = exitCode; + wakeUp(allocateUTF8OnStack(outputPath)); + }); + }); + } + + function wasm_poll_socket(socketd, events, timeout) { + const returnCallback = (resolver) => Asyncify.handleSleep(resolver); + const POLLIN = 1; + const POLLPRI = 2; + const POLLOUT = 4; + const POLLERR = 8; + const POLLHUP = 16; + const POLLNVAL = 32; + return returnCallback((wakeUp) => { + const polls = []; + if (socketd in PHPWASM.child_proc_by_fd) { + const procInfo = PHPWASM.child_proc_by_fd[socketd]; + if (procInfo.exited) { + wakeUp(0); + return; + } + polls.push(PHPWASM.awaitEvent(procInfo.stdout, 'data')); + } else if (FS.isSocket(FS.getStream(socketd)?.node.mode)) { + const sock = getSocketFromFD(socketd); + if (!sock) { + wakeUp(0); + return; + } + const lookingFor = new Set(); + if (events & POLLIN || events & POLLPRI) { + if (sock.server) { + for (const client of sock.pending) { + if ((client.recv_queue || []).length > 0) { + wakeUp(1); + return; + } + } + } else if ((sock.recv_queue || []).length > 0) { + wakeUp(1); + return; + } + } + const webSockets = PHPWASM.getAllWebSockets(sock); + if (!webSockets.length) { + wakeUp(0); + return; + } + for (const ws of webSockets) { + if (events & POLLIN || events & POLLPRI) { + polls.push(PHPWASM.awaitData(ws)); + lookingFor.add('POLLIN'); + } + if (events & POLLOUT) { + polls.push(PHPWASM.awaitConnection(ws)); + lookingFor.add('POLLOUT'); + } + if (events & POLLHUP) { + polls.push(PHPWASM.awaitClose(ws)); + lookingFor.add('POLLHUP'); + } + if (events & POLLERR || events & POLLNVAL) { + polls.push(PHPWASM.awaitError(ws)); + lookingFor.add('POLLERR'); + } + } + } else { + setTimeout(function () { + wakeUp(1); + }, timeout); + return; + } + if (polls.length === 0) { + console.warn( + 'Unsupported poll event ' + + events + + ', defaulting to setTimeout().' + ); + setTimeout(function () { + wakeUp(0); + }, timeout); + return; + } + const promises = polls.map(([promise]) => promise); + const clearPolling = () => polls.forEach(([, clear]) => clear()); + let awaken = false; + let timeoutId; + Promise.race(promises).then(function (results) { + if (!awaken) { + awaken = true; + wakeUp(1); + if (timeoutId) { + clearTimeout(timeoutId); + } + clearPolling(); + } + }); + if (timeout !== -1) { + timeoutId = setTimeout(function () { + if (!awaken) { + awaken = true; + wakeUp(0); + clearPolling(); + } + }, timeout); + } + }); + } + + function js_fd_read(fd, iov, iovcnt, pnum) { + const returnCallback = (resolver) => Asyncify.handleSleep(resolver); + if ( + Asyncify?.State?.Normal === undefined || + Asyncify?.state === Asyncify?.State?.Normal + ) { + var returnCode; + var stream; + let num = 0; + try { + stream = SYSCALLS.getStreamFromFD(fd); + const num = doReadv(stream, iov, iovcnt); + HEAPU32[pnum >> 2] = num; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) { + throw e; + } + if ( + e.errno !== 6 || + !(stream?.fd in PHPWASM.child_proc_by_fd) + ) { + HEAPU32[pnum >> 2] = 0; + return returnCode; + } + } + } + return returnCallback((wakeUp) => { + var retries = 0; + var interval = 50; + var timeout = 5e3; + var maxRetries = timeout / interval; + function poll() { + var returnCode; + var stream; + let num; + try { + stream = SYSCALLS.getStreamFromFD(fd); + num = doReadv(stream, iov, iovcnt); + returnCode = 0; + } catch (e) { + if ( + typeof FS == 'undefined' || + !(e.name === 'ErrnoError') + ) { + console.error(e); + throw e; + } + returnCode = e.errno; + } + const success = returnCode === 0; + const failure = + ++retries > maxRetries || + !(fd in PHPWASM.child_proc_by_fd) || + PHPWASM.child_proc_by_fd[fd]?.exited || + FS.isClosed(stream); + if (success) { + HEAPU32[pnum >> 2] = num; + wakeUp(0); + } else if (failure) { + HEAPU32[pnum >> 2] = 0; + wakeUp(returnCode === 6 ? 0 : returnCode); + } else { + setTimeout(poll, interval); + } + } + poll(); + }); + } + + function __asyncjs__js_module_onMessage(data, response_buffer) { + return Asyncify.handleAsync(async () => { + if (Module['onMessage']) { + const dataStr = UTF8ToString(data); + return Module['onMessage'](dataStr) + .then((response) => { + const responseBytes = + typeof response === 'string' + ? new TextEncoder().encode(response) + : response; + const responseSize = responseBytes.byteLength; + const responsePtr = _malloc(responseSize + 1); + HEAPU8.set(responseBytes, responsePtr); + HEAPU8[responsePtr + responseSize] = 0; + HEAPU8[response_buffer] = responsePtr; + HEAPU8[response_buffer + 1] = responsePtr >> 8; + HEAPU8[response_buffer + 2] = responsePtr >> 16; + HEAPU8[response_buffer + 3] = responsePtr >> 24; + return responseSize; + }) + .catch((e) => { + console.error(e); + return -1; + }); + } + }); + } + + // end include: preamble.js + class ExitStatus { + name = 'ExitStatus'; + constructor(status) { + this.message = `Program terminated with exit(${status})`; + this.status = status; + } + } + ExitStatus = class PHPExitStatus extends Error { + constructor(status) { + super(status); + this.name = 'ExitStatus'; + this.message = 'Program terminated with exit(' + status + ')'; + this.status = status; + } + }; + + var callRuntimeCallbacks = (callbacks) => { + while (callbacks.length > 0) { + // Pass the module as the first argument. + callbacks.shift()(Module); + } + }; + + var noExitRuntime = Module['noExitRuntime'] || false; + + var stackRestore = (val) => __emscripten_stack_restore(val); + + var stackSave = () => _emscripten_stack_get_current(); + + var UTF8Decoder = + typeof TextDecoder != 'undefined' ? new TextDecoder() : undefined; + + /** + * Given a pointer 'idx' to a null-terminated UTF8-encoded string in the given + * array that contains uint8 values, returns a copy of that string as a + * Javascript String object. + * heapOrArray is either a regular array, or a JavaScript typed array view. + * @param {number=} idx + * @param {number=} maxBytesToRead + * @return {string} + */ var UTF8ArrayToString = ( + heapOrArray, + idx = 0, + maxBytesToRead = NaN + ) => { + var endIdx = idx + maxBytesToRead; + var endPtr = idx; + // TextDecoder needs to know the byte length in advance, it doesn't stop on + // null terminator by itself. Also, use the length info to avoid running tiny + // strings through TextDecoder, since .subarray() allocates garbage. + // (As a tiny code save trick, compare endPtr against endIdx using a negation, + // so that undefined/NaN means Infinity) + while (heapOrArray[endPtr] && !(endPtr >= endIdx)) ++endPtr; + if (endPtr - idx > 16 && heapOrArray.buffer && UTF8Decoder) { + return UTF8Decoder.decode(heapOrArray.subarray(idx, endPtr)); + } + var str = ''; + // If building with TextDecoder, we have already computed the string length + // above, so test loop end condition against that + while (idx < endPtr) { + // For UTF8 byte structure, see: + // http://en.wikipedia.org/wiki/UTF-8#Description + // https://www.ietf.org/rfc/rfc2279.txt + // https://tools.ietf.org/html/rfc3629 + var u0 = heapOrArray[idx++]; + if (!(u0 & 128)) { + str += String.fromCharCode(u0); + continue; + } + var u1 = heapOrArray[idx++] & 63; + if ((u0 & 224) == 192) { + str += String.fromCharCode(((u0 & 31) << 6) | u1); + continue; + } + var u2 = heapOrArray[idx++] & 63; + if ((u0 & 240) == 224) { + u0 = ((u0 & 15) << 12) | (u1 << 6) | u2; + } else { + u0 = + ((u0 & 7) << 18) | + (u1 << 12) | + (u2 << 6) | + (heapOrArray[idx++] & 63); + } + if (u0 < 65536) { + str += String.fromCharCode(u0); + } else { + var ch = u0 - 65536; + str += String.fromCharCode( + 55296 | (ch >> 10), + 56320 | (ch & 1023) + ); + } + } + return str; + }; + + /** + * Given a pointer 'ptr' to a null-terminated UTF8-encoded string in the + * emscripten HEAP, returns a copy of that string as a Javascript String object. + * + * @param {number} ptr + * @param {number=} maxBytesToRead - An optional length that specifies the + * maximum number of bytes to read. You can omit this parameter to scan the + * string until the first 0 byte. If maxBytesToRead is passed, and the string + * at [ptr, ptr+maxBytesToReadr[ contains a null byte in the middle, then the + * string will cut short at that byte index (i.e. maxBytesToRead will not + * produce a string of exact length [ptr, ptr+maxBytesToRead[) N.B. mixing + * frequent uses of UTF8ToString() with and without maxBytesToRead may throw + * JS JIT optimizations off, so it is worth to consider consistently using one + * @return {string} + */ var UTF8ToString = (ptr, maxBytesToRead) => + ptr ? UTF8ArrayToString(HEAPU8, ptr, maxBytesToRead) : ''; + + Module['UTF8ToString'] = UTF8ToString; + + var ___assert_fail = (condition, filename, line, func) => + abort( + `Assertion failed: ${UTF8ToString(condition)}, at: ` + + [ + filename ? UTF8ToString(filename) : 'unknown filename', + line, + func ? UTF8ToString(func) : 'unknown function', + ] + ); + + var ___call_sighandler = (fp, sig) => ((a1) => dynCall_vi(fp, a1))(sig); + + var initRandomFill = () => { + if ( + typeof crypto == 'object' && + typeof crypto['getRandomValues'] == 'function' + ) { + // for modern web browsers + return (view) => crypto.getRandomValues(view); + } else if (ENVIRONMENT_IS_NODE) { + // for nodejs with or without crypto support included + try { + var crypto_module = require('crypto'); + var randomFillSync = crypto_module['randomFillSync']; + if (randomFillSync) { + // nodejs with LTS crypto support + return (view) => crypto_module['randomFillSync'](view); + } + // very old nodejs with the original crypto API + var randomBytes = crypto_module['randomBytes']; + return (view) => ( + view.set(randomBytes(view.byteLength)), // Return the original view to match modern native implementations. + view + ); + } catch (e) {} + } + // we couldn't find a proper implementation, as Math.random() is not suitable for /dev/random, see emscripten-core/emscripten/pull/7096 + abort('initRandomDevice'); + }; + + var randomFill = (view) => (randomFill = initRandomFill())(view); + + var PATH = { + isAbs: (path) => path.charAt(0) === '/', + splitPath: (filename) => { + var splitPathRe = + /^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/; + return splitPathRe.exec(filename).slice(1); + }, + normalizeArray: (parts, allowAboveRoot) => { + // if the path tries to go above the root, `up` ends up > 0 + var up = 0; + for (var i = parts.length - 1; i >= 0; i--) { + var last = parts[i]; + if (last === '.') { + parts.splice(i, 1); + } else if (last === '..') { + parts.splice(i, 1); + up++; + } else if (up) { + parts.splice(i, 1); + up--; + } + } + // if the path is allowed to go above the root, restore leading ..s + if (allowAboveRoot) { + for (; up; up--) { + parts.unshift('..'); + } + } + return parts; + }, + normalize: (path) => { + var isAbsolute = PATH.isAbs(path), + trailingSlash = path.substr(-1) === '/'; + // Normalize the path + path = PATH.normalizeArray( + path.split('/').filter((p) => !!p), + !isAbsolute + ).join('/'); + if (!path && !isAbsolute) { + path = '.'; + } + if (path && trailingSlash) { + path += '/'; + } + return (isAbsolute ? '/' : '') + path; + }, + dirname: (path) => { + var result = PATH.splitPath(path), + root = result[0], + dir = result[1]; + if (!root && !dir) { + // No dirname whatsoever + return '.'; + } + if (dir) { + // It has a dirname, strip trailing slash + dir = dir.substr(0, dir.length - 1); + } + return root + dir; + }, + basename: (path) => { + // EMSCRIPTEN return '/'' for '/', not an empty string + if (path === '/') return '/'; + path = PATH.normalize(path); + path = path.replace(/\/$/, ''); + var lastSlash = path.lastIndexOf('/'); + if (lastSlash === -1) return path; + return path.substr(lastSlash + 1); + }, + join: (...paths) => PATH.normalize(paths.join('/')), + join2: (l, r) => PATH.normalize(l + '/' + r), + }; + + var PATH_FS = { + resolve: (...args) => { + var resolvedPath = '', + resolvedAbsolute = false; + for (var i = args.length - 1; i >= -1 && !resolvedAbsolute; i--) { + var path = i >= 0 ? args[i] : FS.cwd(); + // Skip empty and invalid entries + if (typeof path != 'string') { + throw new TypeError( + 'Arguments to path.resolve must be strings' + ); + } else if (!path) { + return ''; + } + // an invalid portion invalidates the whole thing + resolvedPath = path + '/' + resolvedPath; + resolvedAbsolute = PATH.isAbs(path); + } + // At this point the path should be resolved to a full absolute path, but + // handle relative paths to be safe (might happen when process.cwd() fails) + resolvedPath = PATH.normalizeArray( + resolvedPath.split('/').filter((p) => !!p), + !resolvedAbsolute + ).join('/'); + return (resolvedAbsolute ? '/' : '') + resolvedPath || '.'; + }, + relative: (from, to) => { + from = PATH_FS.resolve(from).substr(1); + to = PATH_FS.resolve(to).substr(1); + function trim(arr) { + var start = 0; + for (; start < arr.length; start++) { + if (arr[start] !== '') break; + } + var end = arr.length - 1; + for (; end >= 0; end--) { + if (arr[end] !== '') break; + } + if (start > end) return []; + return arr.slice(start, end - start + 1); + } + var fromParts = trim(from.split('/')); + var toParts = trim(to.split('/')); + var length = Math.min(fromParts.length, toParts.length); + var samePartsLength = length; + for (var i = 0; i < length; i++) { + if (fromParts[i] !== toParts[i]) { + samePartsLength = i; + break; + } + } + var outputParts = []; + for (var i = samePartsLength; i < fromParts.length; i++) { + outputParts.push('..'); + } + outputParts = outputParts.concat(toParts.slice(samePartsLength)); + return outputParts.join('/'); + }, + }; + + var FS_stdin_getChar_buffer = []; + + var lengthBytesUTF8 = (str) => { + var len = 0; + for (var i = 0; i < str.length; ++i) { + // Gotcha: charCodeAt returns a 16-bit word that is a UTF-16 encoded code + // unit, not a Unicode code point of the character! So decode + // UTF16->UTF32->UTF8. + // See http://unicode.org/faq/utf_bom.html#utf16-3 + var c = str.charCodeAt(i); + // possibly a lead surrogate + if (c <= 127) { + len++; + } else if (c <= 2047) { + len += 2; + } else if (c >= 55296 && c <= 57343) { + len += 4; + ++i; + } else { + len += 3; + } + } + return len; + }; + + Module['lengthBytesUTF8'] = lengthBytesUTF8; + + var stringToUTF8Array = (str, heap, outIdx, maxBytesToWrite) => { + // Parameter maxBytesToWrite is not optional. Negative values, 0, null, + // undefined and false each don't write out any bytes. + if (!(maxBytesToWrite > 0)) return 0; + var startIdx = outIdx; + var endIdx = outIdx + maxBytesToWrite - 1; + // -1 for string null terminator. + for (var i = 0; i < str.length; ++i) { + // Gotcha: charCodeAt returns a 16-bit word that is a UTF-16 encoded code + // unit, not a Unicode code point of the character! So decode + // UTF16->UTF32->UTF8. + // See http://unicode.org/faq/utf_bom.html#utf16-3 + // For UTF8 byte structure, see http://en.wikipedia.org/wiki/UTF-8#Description + // and https://www.ietf.org/rfc/rfc2279.txt + // and https://tools.ietf.org/html/rfc3629 + var u = str.charCodeAt(i); + // possibly a lead surrogate + if (u >= 55296 && u <= 57343) { + var u1 = str.charCodeAt(++i); + u = (65536 + ((u & 1023) << 10)) | (u1 & 1023); + } + if (u <= 127) { + if (outIdx >= endIdx) break; + heap[outIdx++] = u; + } else if (u <= 2047) { + if (outIdx + 1 >= endIdx) break; + heap[outIdx++] = 192 | (u >> 6); + heap[outIdx++] = 128 | (u & 63); + } else if (u <= 65535) { + if (outIdx + 2 >= endIdx) break; + heap[outIdx++] = 224 | (u >> 12); + heap[outIdx++] = 128 | ((u >> 6) & 63); + heap[outIdx++] = 128 | (u & 63); + } else { + if (outIdx + 3 >= endIdx) break; + heap[outIdx++] = 240 | (u >> 18); + heap[outIdx++] = 128 | ((u >> 12) & 63); + heap[outIdx++] = 128 | ((u >> 6) & 63); + heap[outIdx++] = 128 | (u & 63); + } + } + // Null-terminate the pointer to the buffer. + heap[outIdx] = 0; + return outIdx - startIdx; + }; + + /** @type {function(string, boolean=, number=)} */ function intArrayFromString( + stringy, + dontAddNull, + length + ) { + var len = length > 0 ? length : lengthBytesUTF8(stringy) + 1; + var u8array = new Array(len); + var numBytesWritten = stringToUTF8Array( + stringy, + u8array, + 0, + u8array.length + ); + if (dontAddNull) u8array.length = numBytesWritten; + return u8array; + } + + var FS_stdin_getChar = () => { + if (!FS_stdin_getChar_buffer.length) { + var result = null; + if (ENVIRONMENT_IS_NODE) { + // we will read data by chunks of BUFSIZE + var BUFSIZE = 256; + var buf = Buffer.alloc(BUFSIZE); + var bytesRead = 0; + // For some reason we must suppress a closure warning here, even though + // fd definitely exists on process.stdin, and is even the proper way to + // get the fd of stdin, + // https://github.com/nodejs/help/issues/2136#issuecomment-523649904 + // This started to happen after moving this logic out of library_tty.js, + // so it is related to the surrounding code in some unclear manner. + /** @suppress {missingProperties} */ var fd = process.stdin.fd; + try { + bytesRead = fs.readSync(fd, buf, 0, BUFSIZE); + } catch (e) { + // Cross-platform differences: on Windows, reading EOF throws an + // exception, but on other OSes, reading EOF returns 0. Uniformize + // behavior by treating the EOF exception to return 0. + if (e.toString().includes('EOF')) bytesRead = 0; + else throw e; + } + if (bytesRead > 0) { + result = buf.slice(0, bytesRead).toString('utf-8'); + } + } else { + } + if (!result) { + return null; + } + FS_stdin_getChar_buffer = intArrayFromString(result, true); + } + return FS_stdin_getChar_buffer.shift(); + }; + + var TTY = { + ttys: [], + init() {}, + // https://github.com/emscripten-core/emscripten/pull/1555 + // if (ENVIRONMENT_IS_NODE) { + // // currently, FS.init does not distinguish if process.stdin is a file or TTY + // // device, it always assumes it's a TTY device. because of this, we're forcing + // // process.stdin to UTF8 encoding to at least make stdin reading compatible + // // with text files until FS.init can be refactored. + // process.stdin.setEncoding('utf8'); + // } + shutdown() {}, + // https://github.com/emscripten-core/emscripten/pull/1555 + // if (ENVIRONMENT_IS_NODE) { + // // inolen: any idea as to why node -e 'process.stdin.read()' wouldn't exit immediately (with process.stdin being a tty)? + // // isaacs: because now it's reading from the stream, you've expressed interest in it, so that read() kicks off a _read() which creates a ReadReq operation + // // inolen: I thought read() in that case was a synchronous operation that just grabbed some amount of buffered data if it exists? + // // isaacs: it is. but it also triggers a _read() call, which calls readStart() on the handle + // // isaacs: do process.stdin.pause() and i'd think it'd probably close the pending call + // process.stdin.pause(); + // } + register(dev, ops) { + TTY.ttys[dev] = { + input: [], + output: [], + ops, + }; + FS.registerDevice(dev, TTY.stream_ops); + }, + stream_ops: { + open(stream) { + var tty = TTY.ttys[stream.node.rdev]; + if (!tty) { + throw new FS.ErrnoError(43); + } + stream.tty = tty; + stream.seekable = false; + }, + close(stream) { + // flush any pending line data + stream.tty.ops.fsync(stream.tty); + }, + fsync(stream) { + stream.tty.ops.fsync(stream.tty); + }, + read(stream, buffer, offset, length, pos) { + /* ignored */ if (!stream.tty || !stream.tty.ops.get_char) { + throw new FS.ErrnoError(60); + } + var bytesRead = 0; + for (var i = 0; i < length; i++) { + var result; + try { + result = stream.tty.ops.get_char(stream.tty); + } catch (e) { + throw new FS.ErrnoError(29); + } + if (result === undefined && bytesRead === 0) { + throw new FS.ErrnoError(6); + } + if (result === null || result === undefined) break; + bytesRead++; + buffer[offset + i] = result; + } + if (bytesRead) { + stream.node.atime = Date.now(); + } + return bytesRead; + }, + write(stream, buffer, offset, length, pos) { + if (!stream.tty || !stream.tty.ops.put_char) { + throw new FS.ErrnoError(60); + } + try { + for (var i = 0; i < length; i++) { + stream.tty.ops.put_char(stream.tty, buffer[offset + i]); + } + } catch (e) { + throw new FS.ErrnoError(29); + } + if (length) { + stream.node.mtime = stream.node.ctime = Date.now(); + } + return i; + }, + }, + default_tty_ops: { + get_char(tty) { + return FS_stdin_getChar(); + }, + put_char(tty, val) { + if (val === null || val === 10) { + out(UTF8ArrayToString(tty.output)); + tty.output = []; + } else { + if (val != 0) tty.output.push(val); + } + }, + // val == 0 would cut text output off in the middle. + fsync(tty) { + if (tty.output && tty.output.length > 0) { + out(UTF8ArrayToString(tty.output)); + tty.output = []; + } + }, + ioctl_tcgets(tty) { + // typical setting + return { + c_iflag: 25856, + c_oflag: 5, + c_cflag: 191, + c_lflag: 35387, + c_cc: [ + 3, 28, 127, 21, 4, 0, 1, 0, 17, 19, 26, 0, 18, 15, 23, + 22, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + ], + }; + }, + ioctl_tcsets(tty, optional_actions, data) { + // currently just ignore + return 0; + }, + ioctl_tiocgwinsz(tty) { + return [24, 80]; + }, + }, + default_tty1_ops: { + put_char(tty, val) { + if (val === null || val === 10) { + err(UTF8ArrayToString(tty.output)); + tty.output = []; + } else { + if (val != 0) tty.output.push(val); + } + }, + fsync(tty) { + if (tty.output && tty.output.length > 0) { + err(UTF8ArrayToString(tty.output)); + tty.output = []; + } + }, + }, + }; + + var zeroMemory = (address, size) => { + HEAPU8.fill(0, address, address + size); + }; + + var alignMemory = (size, alignment) => + Math.ceil(size / alignment) * alignment; + + var mmapAlloc = (size) => { + size = alignMemory(size, 65536); + var ptr = _emscripten_builtin_memalign(65536, size); + if (ptr) zeroMemory(ptr, size); + return ptr; + }; + + var MEMFS = { + ops_table: null, + mount(mount) { + return MEMFS.createNode(null, '/', 16895, 0); + }, + createNode(parent, name, mode, dev) { + if (FS.isBlkdev(mode) || FS.isFIFO(mode)) { + // no supported + throw new FS.ErrnoError(63); + } + MEMFS.ops_table ||= { + dir: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + lookup: MEMFS.node_ops.lookup, + mknod: MEMFS.node_ops.mknod, + rename: MEMFS.node_ops.rename, + unlink: MEMFS.node_ops.unlink, + rmdir: MEMFS.node_ops.rmdir, + readdir: MEMFS.node_ops.readdir, + symlink: MEMFS.node_ops.symlink, + }, + stream: { + llseek: MEMFS.stream_ops.llseek, + }, + }, + file: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + }, + stream: { + llseek: MEMFS.stream_ops.llseek, + read: MEMFS.stream_ops.read, + write: MEMFS.stream_ops.write, + allocate: MEMFS.stream_ops.allocate, + mmap: MEMFS.stream_ops.mmap, + msync: MEMFS.stream_ops.msync, + }, + }, + link: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + readlink: MEMFS.node_ops.readlink, + }, + stream: {}, + }, + chrdev: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + }, + stream: FS.chrdev_stream_ops, + }, + }; + var node = FS.createNode(parent, name, mode, dev); + if (FS.isDir(node.mode)) { + node.node_ops = MEMFS.ops_table.dir.node; + node.stream_ops = MEMFS.ops_table.dir.stream; + node.contents = {}; + } else if (FS.isFile(node.mode)) { + node.node_ops = MEMFS.ops_table.file.node; + node.stream_ops = MEMFS.ops_table.file.stream; + node.usedBytes = 0; + // The actual number of bytes used in the typed array, as opposed to contents.length which gives the whole capacity. + // When the byte data of the file is populated, this will point to either a typed array, or a normal JS array. Typed arrays are preferred + // for performance, and used by default. However, typed arrays are not resizable like normal JS arrays are, so there is a small disk size + // penalty involved for appending file writes that continuously grow a file similar to std::vector capacity vs used -scheme. + node.contents = null; + } else if (FS.isLink(node.mode)) { + node.node_ops = MEMFS.ops_table.link.node; + node.stream_ops = MEMFS.ops_table.link.stream; + } else if (FS.isChrdev(node.mode)) { + node.node_ops = MEMFS.ops_table.chrdev.node; + node.stream_ops = MEMFS.ops_table.chrdev.stream; + } + node.atime = node.mtime = node.ctime = Date.now(); + // add the new node to the parent + if (parent) { + parent.contents[name] = node; + parent.atime = parent.mtime = parent.ctime = node.atime; + } + return node; + }, + getFileDataAsTypedArray(node) { + if (!node.contents) return new Uint8Array(0); + if (node.contents.subarray) + return node.contents.subarray(0, node.usedBytes); + // Make sure to not return excess unused bytes. + return new Uint8Array(node.contents); + }, + expandFileStorage(node, newCapacity) { + var prevCapacity = node.contents ? node.contents.length : 0; + if (prevCapacity >= newCapacity) return; + // No need to expand, the storage was already large enough. + // Don't expand strictly to the given requested limit if it's only a very small increase, but instead geometrically grow capacity. + // For small filesizes (<1MB), perform size*2 geometric increase, but for large sizes, do a much more conservative size*1.125 increase to + // avoid overshooting the allocation cap by a very large margin. + var CAPACITY_DOUBLING_MAX = 1024 * 1024; + newCapacity = Math.max( + newCapacity, + (prevCapacity * + (prevCapacity < CAPACITY_DOUBLING_MAX ? 2 : 1.125)) >>> + 0 + ); + if (prevCapacity != 0) newCapacity = Math.max(newCapacity, 256); + // At minimum allocate 256b for each file when expanding. + var oldContents = node.contents; + node.contents = new Uint8Array(newCapacity); + // Allocate new storage. + if (node.usedBytes > 0) + node.contents.set(oldContents.subarray(0, node.usedBytes), 0); + }, + // Copy old data over to the new storage. + resizeFileStorage(node, newSize) { + if (node.usedBytes == newSize) return; + if (newSize == 0) { + node.contents = null; + // Fully decommit when requesting a resize to zero. + node.usedBytes = 0; + } else { + var oldContents = node.contents; + node.contents = new Uint8Array(newSize); + // Allocate new storage. + if (oldContents) { + node.contents.set( + oldContents.subarray( + 0, + Math.min(newSize, node.usedBytes) + ) + ); + } + // Copy old data over to the new storage. + node.usedBytes = newSize; + } + }, + node_ops: { + getattr(node) { + var attr = {}; + // device numbers reuse inode numbers. + attr.dev = FS.isChrdev(node.mode) ? node.id : 1; + attr.ino = node.id; + attr.mode = node.mode; + attr.nlink = 1; + attr.uid = 0; + attr.gid = 0; + attr.rdev = node.rdev; + if (FS.isDir(node.mode)) { + attr.size = 4096; + } else if (FS.isFile(node.mode)) { + attr.size = node.usedBytes; + } else if (FS.isLink(node.mode)) { + attr.size = node.link.length; + } else { + attr.size = 0; + } + attr.atime = new Date(node.atime); + attr.mtime = new Date(node.mtime); + attr.ctime = new Date(node.ctime); + // NOTE: In our implementation, st_blocks = Math.ceil(st_size/st_blksize), + // but this is not required by the standard. + attr.blksize = 4096; + attr.blocks = Math.ceil(attr.size / attr.blksize); + return attr; + }, + setattr(node, attr) { + for (const key of ['mode', 'atime', 'mtime', 'ctime']) { + if (attr[key]) { + node[key] = attr[key]; + } + } + if (attr.size !== undefined) { + MEMFS.resizeFileStorage(node, attr.size); + } + }, + lookup(parent, name) { + throw MEMFS.doesNotExistError; + }, + mknod(parent, name, mode, dev) { + return MEMFS.createNode(parent, name, mode, dev); + }, + rename(old_node, new_dir, new_name) { + var new_node; + try { + new_node = FS.lookupNode(new_dir, new_name); + } catch (e) {} + if (new_node) { + if (FS.isDir(old_node.mode)) { + // if we're overwriting a directory at new_name, make sure it's empty. + for (var i in new_node.contents) { + throw new FS.ErrnoError(55); + } + } + FS.hashRemoveNode(new_node); + } + // do the internal rewiring + delete old_node.parent.contents[old_node.name]; + new_dir.contents[new_name] = old_node; + old_node.name = new_name; + new_dir.ctime = + new_dir.mtime = + old_node.parent.ctime = + old_node.parent.mtime = + Date.now(); + }, + unlink(parent, name) { + delete parent.contents[name]; + parent.ctime = parent.mtime = Date.now(); + }, + rmdir(parent, name) { + var node = FS.lookupNode(parent, name); + for (var i in node.contents) { + throw new FS.ErrnoError(55); + } + delete parent.contents[name]; + parent.ctime = parent.mtime = Date.now(); + }, + readdir(node) { + return ['.', '..', ...Object.keys(node.contents)]; + }, + symlink(parent, newname, oldpath) { + var node = MEMFS.createNode(parent, newname, 511 | 40960, 0); + node.link = oldpath; + return node; + }, + readlink(node) { + if (!FS.isLink(node.mode)) { + throw new FS.ErrnoError(28); + } + return node.link; + }, + }, + stream_ops: { + read(stream, buffer, offset, length, position) { + var contents = stream.node.contents; + if (position >= stream.node.usedBytes) return 0; + var size = Math.min(stream.node.usedBytes - position, length); + if (size > 8 && contents.subarray) { + // non-trivial, and typed array + buffer.set( + contents.subarray(position, position + size), + offset + ); + } else { + for (var i = 0; i < size; i++) + buffer[offset + i] = contents[position + i]; + } + return size; + }, + write(stream, buffer, offset, length, position, canOwn) { + // If the buffer is located in main memory (HEAP), and if + // memory can grow, we can't hold on to references of the + // memory buffer, as they may get invalidated. That means we + // need to do copy its contents. + if (buffer.buffer === HEAP8.buffer) { + canOwn = false; + } + if (!length) return 0; + var node = stream.node; + node.mtime = node.ctime = Date.now(); + if ( + buffer.subarray && + (!node.contents || node.contents.subarray) + ) { + // This write is from a typed array to a typed array? + if (canOwn) { + node.contents = buffer.subarray( + offset, + offset + length + ); + node.usedBytes = length; + return length; + } else if (node.usedBytes === 0 && position === 0) { + // If this is a simple first write to an empty file, do a fast set since we don't need to care about old data. + node.contents = buffer.slice(offset, offset + length); + node.usedBytes = length; + return length; + } else if (position + length <= node.usedBytes) { + // Writing to an already allocated and used subrange of the file? + node.contents.set( + buffer.subarray(offset, offset + length), + position + ); + return length; + } + } + // Appending to an existing file and we need to reallocate, or source data did not come as a typed array. + MEMFS.expandFileStorage(node, position + length); + if (node.contents.subarray && buffer.subarray) { + // Use typed array write which is available. + node.contents.set( + buffer.subarray(offset, offset + length), + position + ); + } else { + for (var i = 0; i < length; i++) { + node.contents[position + i] = buffer[offset + i]; + } + } + node.usedBytes = Math.max(node.usedBytes, position + length); + return length; + }, + llseek(stream, offset, whence) { + var position = offset; + if (whence === 1) { + position += stream.position; + } else if (whence === 2) { + if (FS.isFile(stream.node.mode)) { + position += stream.node.usedBytes; + } + } + if (position < 0) { + throw new FS.ErrnoError(28); + } + return position; + }, + allocate(stream, offset, length) { + MEMFS.expandFileStorage(stream.node, offset + length); + stream.node.usedBytes = Math.max( + stream.node.usedBytes, + offset + length + ); + }, + mmap(stream, length, position, prot, flags) { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + var ptr; + var allocated; + var contents = stream.node.contents; + // Only make a new copy when MAP_PRIVATE is specified. + if ( + !(flags & 2) && + contents && + contents.buffer === HEAP8.buffer + ) { + // We can't emulate MAP_SHARED when the file is not backed by the + // buffer we're mapping to (e.g. the HEAP buffer). + allocated = false; + ptr = contents.byteOffset; + } else { + allocated = true; + ptr = mmapAlloc(length); + if (!ptr) { + throw new FS.ErrnoError(48); + } + if (contents) { + // Try to avoid unnecessary slices. + if ( + position > 0 || + position + length < contents.length + ) { + if (contents.subarray) { + contents = contents.subarray( + position, + position + length + ); + } else { + contents = Array.prototype.slice.call( + contents, + position, + position + length + ); + } + } + HEAP8.set(contents, ptr); + } + } + return { + ptr, + allocated, + }; + }, + msync(stream, buffer, offset, length, mmapFlags) { + MEMFS.stream_ops.write( + stream, + buffer, + 0, + length, + offset, + false + ); + // should we check if bytesWritten and length are the same? + return 0; + }, + }, + }; + + var asyncLoad = async (url) => { + var arrayBuffer = await readAsync(url); + return new Uint8Array(arrayBuffer); + }; + + asyncLoad.isAsync = true; + + var FS_createDataFile = ( + parent, + name, + fileData, + canRead, + canWrite, + canOwn + ) => { + FS.createDataFile(parent, name, fileData, canRead, canWrite, canOwn); + }; + + var preloadPlugins = Module['preloadPlugins'] || []; + + var FS_handledByPreloadPlugin = (byteArray, fullname, finish, onerror) => { + // Ensure plugins are ready. + if (typeof Browser != 'undefined') Browser.init(); + var handled = false; + preloadPlugins.forEach((plugin) => { + if (handled) return; + if (plugin['canHandle'](fullname)) { + plugin['handle'](byteArray, fullname, finish, onerror); + handled = true; + } + }); + return handled; + }; + + var FS_createPreloadedFile = ( + parent, + name, + url, + canRead, + canWrite, + onload, + onerror, + dontCreateFile, + canOwn, + preFinish + ) => { + // TODO we should allow people to just pass in a complete filename instead + // of parent and name being that we just join them anyways + var fullname = name + ? PATH_FS.resolve(PATH.join2(parent, name)) + : parent; + var dep = getUniqueRunDependency(`cp ${fullname}`); + // might have several active requests for the same fullname + function processData(byteArray) { + function finish(byteArray) { + preFinish?.(); + if (!dontCreateFile) { + FS_createDataFile( + parent, + name, + byteArray, + canRead, + canWrite, + canOwn + ); + } + onload?.(); + removeRunDependency(dep); + } + if ( + FS_handledByPreloadPlugin(byteArray, fullname, finish, () => { + onerror?.(); + removeRunDependency(dep); + }) + ) { + return; + } + finish(byteArray); + } + addRunDependency(dep); + if (typeof url == 'string') { + asyncLoad(url).then(processData, onerror); + } else { + processData(url); + } + }; + + var FS_modeStringToFlags = (str) => { + var flagModes = { + r: 0, + 'r+': 2, + w: 512 | 64 | 1, + 'w+': 512 | 64 | 2, + a: 1024 | 64 | 1, + 'a+': 1024 | 64 | 2, + }; + var flags = flagModes[str]; + if (typeof flags == 'undefined') { + throw new Error(`Unknown file open mode: ${str}`); + } + return flags; + }; + + var FS_getMode = (canRead, canWrite) => { + var mode = 0; + if (canRead) mode |= 292 | 73; + if (canWrite) mode |= 146; + return mode; + }; + + var ERRNO_CODES = { + EPERM: 63, + ENOENT: 44, + ESRCH: 71, + EINTR: 27, + EIO: 29, + ENXIO: 60, + E2BIG: 1, + ENOEXEC: 45, + EBADF: 8, + ECHILD: 12, + EAGAIN: 6, + EWOULDBLOCK: 6, + ENOMEM: 48, + EACCES: 2, + EFAULT: 21, + ENOTBLK: 105, + EBUSY: 10, + EEXIST: 20, + EXDEV: 75, + ENODEV: 43, + ENOTDIR: 54, + EISDIR: 31, + EINVAL: 28, + ENFILE: 41, + EMFILE: 33, + ENOTTY: 59, + ETXTBSY: 74, + EFBIG: 22, + ENOSPC: 51, + ESPIPE: 70, + EROFS: 69, + EMLINK: 34, + EPIPE: 64, + EDOM: 18, + ERANGE: 68, + ENOMSG: 49, + EIDRM: 24, + ECHRNG: 106, + EL2NSYNC: 156, + EL3HLT: 107, + EL3RST: 108, + ELNRNG: 109, + EUNATCH: 110, + ENOCSI: 111, + EL2HLT: 112, + EDEADLK: 16, + ENOLCK: 46, + EBADE: 113, + EBADR: 114, + EXFULL: 115, + ENOANO: 104, + EBADRQC: 103, + EBADSLT: 102, + EDEADLOCK: 16, + EBFONT: 101, + ENOSTR: 100, + ENODATA: 116, + ETIME: 117, + ENOSR: 118, + ENONET: 119, + ENOPKG: 120, + EREMOTE: 121, + ENOLINK: 47, + EADV: 122, + ESRMNT: 123, + ECOMM: 124, + EPROTO: 65, + EMULTIHOP: 36, + EDOTDOT: 125, + EBADMSG: 9, + ENOTUNIQ: 126, + EBADFD: 127, + EREMCHG: 128, + ELIBACC: 129, + ELIBBAD: 130, + ELIBSCN: 131, + ELIBMAX: 132, + ELIBEXEC: 133, + ENOSYS: 52, + ENOTEMPTY: 55, + ENAMETOOLONG: 37, + ELOOP: 32, + EOPNOTSUPP: 138, + EPFNOSUPPORT: 139, + ECONNRESET: 15, + ENOBUFS: 42, + EAFNOSUPPORT: 5, + EPROTOTYPE: 67, + ENOTSOCK: 57, + ENOPROTOOPT: 50, + ESHUTDOWN: 140, + ECONNREFUSED: 14, + EADDRINUSE: 3, + ECONNABORTED: 13, + ENETUNREACH: 40, + ENETDOWN: 38, + ETIMEDOUT: 73, + EHOSTDOWN: 142, + EHOSTUNREACH: 23, + EINPROGRESS: 26, + EALREADY: 7, + EDESTADDRREQ: 17, + EMSGSIZE: 35, + EPROTONOSUPPORT: 66, + ESOCKTNOSUPPORT: 137, + EADDRNOTAVAIL: 4, + ENETRESET: 39, + EISCONN: 30, + ENOTCONN: 53, + ETOOMANYREFS: 141, + EUSERS: 136, + EDQUOT: 19, + ESTALE: 72, + ENOTSUP: 138, + ENOMEDIUM: 148, + EILSEQ: 25, + EOVERFLOW: 61, + ECANCELED: 11, + ENOTRECOVERABLE: 56, + EOWNERDEAD: 62, + ESTRPIPE: 135, + }; + + var NODEFS = { + isWindows: false, + staticInit() { + NODEFS.isWindows = !!process.platform.match(/^win/); + var flags = process.binding('constants'); + // Node.js 4 compatibility: it has no namespaces for constants + if (flags['fs']) { + flags = flags['fs']; + } + NODEFS.flagsForNodeMap = { + 1024: flags['O_APPEND'], + 64: flags['O_CREAT'], + 128: flags['O_EXCL'], + 256: flags['O_NOCTTY'], + 0: flags['O_RDONLY'], + 2: flags['O_RDWR'], + 4096: flags['O_SYNC'], + 512: flags['O_TRUNC'], + 1: flags['O_WRONLY'], + 131072: flags['O_NOFOLLOW'], + }; + }, + convertNodeCode(e) { + var code = e.code; + return ERRNO_CODES[code]; + }, + tryFSOperation(f) { + try { + return f(); + } catch (e) { + if (!e.code) throw e; + // node under windows can return code 'UNKNOWN' here: + // https://github.com/emscripten-core/emscripten/issues/15468 + if (e.code === 'UNKNOWN') throw new FS.ErrnoError(28); + throw new FS.ErrnoError(NODEFS.convertNodeCode(e)); + } + }, + mount(mount) { + return NODEFS.createNode( + null, + '/', + NODEFS.getMode(mount.opts.root), + 0 + ); + }, + createNode(parent, name, mode, dev) { + if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { + throw new FS.ErrnoError(28); + } + var node = FS.createNode(parent, name, mode); + node.node_ops = NODEFS.node_ops; + node.stream_ops = NODEFS.stream_ops; + return node; + }, + getMode(path) { + return NODEFS.tryFSOperation(() => { + var mode = fs.lstatSync(path).mode; + if (NODEFS.isWindows) { + // Windows does not report the 'x' permission bit, so propagate read + // bits to execute bits. + mode |= (mode & 292) >> 2; + } + return mode; + }); + }, + realPath(node) { + var parts = []; + while (node.parent !== node) { + parts.push(node.name); + node = node.parent; + } + parts.push(node.mount.opts.root); + parts.reverse(); + return PATH.join(...parts); + }, + flagsForNode(flags) { + flags &= ~2097152; + // Ignore this flag from musl, otherwise node.js fails to open the file. + flags &= ~2048; + // Ignore this flag from musl, otherwise node.js fails to open the file. + flags &= ~32768; + // Ignore this flag from musl, otherwise node.js fails to open the file. + flags &= ~524288; + // Some applications may pass it; it makes no sense for a single process. + flags &= ~65536; + // Node.js doesn't need this passed in, it errors. + var newFlags = 0; + for (var k in NODEFS.flagsForNodeMap) { + if (flags & k) { + newFlags |= NODEFS.flagsForNodeMap[k]; + flags ^= k; + } + } + if (flags) { + throw new FS.ErrnoError(28); + } + return newFlags; + }, + node_ops: { + getattr(node) { + var path = NODEFS.realPath(node); + var stat; + NODEFS.tryFSOperation(() => (stat = fs.lstatSync(path))); + if (NODEFS.isWindows) { + // node.js v0.10.20 doesn't report blksize and blocks on Windows. Fake + // them with default blksize of 4096. + // See http://support.microsoft.com/kb/140365 + if (!stat.blksize) { + stat.blksize = 4096; + } + if (!stat.blocks) { + stat.blocks = + ((stat.size + stat.blksize - 1) / stat.blksize) | 0; + } + // Windows does not report the 'x' permission bit, so propagate read + // bits to execute bits. + stat.mode |= (stat.mode & 292) >> 2; + } + return { + dev: stat.dev, + ino: stat.ino, + mode: stat.mode, + nlink: stat.nlink, + uid: stat.uid, + gid: stat.gid, + rdev: stat.rdev, + size: stat.size, + atime: stat.atime, + mtime: stat.mtime, + ctime: stat.ctime, + blksize: stat.blksize, + blocks: stat.blocks, + }; + }, + setattr(node, attr) { + var path = NODEFS.realPath(node); + NODEFS.tryFSOperation(() => { + if (attr.mode !== undefined) { + var mode = attr.mode; + if (NODEFS.isWindows) { + // Windows only supports S_IREAD / S_IWRITE (S_IRUSR / S_IWUSR) + // https://learn.microsoft.com/en-us/cpp/c-runtime-library/reference/chmod-wchmod + mode &= 384; + } + fs.chmodSync(path, mode); + // update the common node structure mode as well + node.mode = attr.mode; + } + if (attr.atime || attr.mtime) { + var atime = attr.atime && new Date(attr.atime); + var mtime = attr.mtime && new Date(attr.mtime); + fs.utimesSync(path, atime, mtime); + } + if (attr.size !== undefined) { + fs.truncateSync(path, attr.size); + } + }); + }, + lookup(parent, name) { + var path = PATH.join2(NODEFS.realPath(parent), name); + var mode = NODEFS.getMode(path); + return NODEFS.createNode(parent, name, mode); + }, + mknod(parent, name, mode, dev) { + var node = NODEFS.createNode(parent, name, mode, dev); + // create the backing node for this in the fs root as well + var path = NODEFS.realPath(node); + NODEFS.tryFSOperation(() => { + if (FS.isDir(node.mode)) { + fs.mkdirSync(path, node.mode); + } else { + fs.writeFileSync(path, '', { + mode: node.mode, + }); + } + }); + return node; + }, + rename(oldNode, newDir, newName) { + var oldPath = NODEFS.realPath(oldNode); + var newPath = PATH.join2(NODEFS.realPath(newDir), newName); + try { + FS.unlink(newPath); + } catch (e) {} + NODEFS.tryFSOperation(() => fs.renameSync(oldPath, newPath)); + oldNode.name = newName; + }, + unlink(parent, name) { + var path = PATH.join2(NODEFS.realPath(parent), name); + NODEFS.tryFSOperation(() => fs.unlinkSync(path)); + }, + rmdir(parent, name) { + var path = PATH.join2(NODEFS.realPath(parent), name); + NODEFS.tryFSOperation(() => fs.rmdirSync(path)); + }, + readdir(node) { + var path = NODEFS.realPath(node); + return NODEFS.tryFSOperation(() => fs.readdirSync(path)); + }, + symlink(parent, newName, oldPath) { + var newPath = PATH.join2(NODEFS.realPath(parent), newName); + NODEFS.tryFSOperation(() => fs.symlinkSync(oldPath, newPath)); + }, + readlink(node) { + var path = NODEFS.realPath(node); + return NODEFS.tryFSOperation(() => fs.readlinkSync(path)); + }, + statfs(path) { + var stats = NODEFS.tryFSOperation(() => fs.statfsSync(path)); + // Node.js doesn't provide frsize (fragment size). Set it to bsize (block size) + // as they're often the same in many file systems. May not be accurate for all. + stats.frsize = stats.bsize; + return stats; + }, + }, + stream_ops: { + open(stream) { + var path = NODEFS.realPath(stream.node); + NODEFS.tryFSOperation(() => { + if (FS.isFile(stream.node.mode)) { + stream.shared.refcount = 1; + stream.nfd = fs.openSync( + path, + NODEFS.flagsForNode(stream.flags) + ); + } + }); + }, + close(stream) { + NODEFS.tryFSOperation(() => { + if ( + FS.isFile(stream.node.mode) && + stream.nfd && + --stream.shared.refcount === 0 + ) { + fs.closeSync(stream.nfd); + } + }); + }, + dup(stream) { + stream.shared.refcount++; + }, + read(stream, buffer, offset, length, position) { + // Node.js < 6 compatibility: node errors on 0 length reads + if (length === 0) return 0; + return NODEFS.tryFSOperation(() => + fs.readSync( + stream.nfd, + new Int8Array(buffer.buffer, offset, length), + 0, + length, + position + ) + ); + }, + write(stream, buffer, offset, length, position) { + return NODEFS.tryFSOperation(() => + fs.writeSync( + stream.nfd, + new Int8Array(buffer.buffer, offset, length), + 0, + length, + position + ) + ); + }, + llseek(stream, offset, whence) { + var position = offset; + if (whence === 1) { + position += stream.position; + } else if (whence === 2) { + if (FS.isFile(stream.node.mode)) { + NODEFS.tryFSOperation(() => { + var stat = fs.fstatSync(stream.nfd); + position += stat.size; + }); + } + } + if (position < 0) { + throw new FS.ErrnoError(28); + } + return position; + }, + mmap(stream, length, position, prot, flags) { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + var ptr = mmapAlloc(length); + NODEFS.stream_ops.read(stream, HEAP8, ptr, length, position); + return { + ptr, + allocated: true, + }; + }, + msync(stream, buffer, offset, length, mmapFlags) { + NODEFS.stream_ops.write( + stream, + buffer, + 0, + length, + offset, + false + ); + // should we check if bytesWritten and length are the same? + return 0; + }, + }, + }; + + var PROXYFS = { + mount(mount) { + return PROXYFS.createNode( + null, + '/', + mount.opts.fs.lstat(mount.opts.root).mode, + 0 + ); + }, + createNode(parent, name, mode, dev) { + if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { + throw new FS.ErrnoError(ERRNO_CODES.EINVAL); + } + var node = FS.createNode(parent, name, mode); + node.node_ops = PROXYFS.node_ops; + node.stream_ops = PROXYFS.stream_ops; + return node; + }, + realPath(node) { + var parts = []; + while (node.parent !== node) { + parts.push(node.name); + node = node.parent; + } + parts.push(node.mount.opts.root); + parts.reverse(); + return PATH.join(...parts); + }, + node_ops: { + getattr(node) { + var path = PROXYFS.realPath(node); + var stat; + try { + stat = node.mount.opts.fs.lstat(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + return { + dev: stat.dev, + ino: stat.ino, + mode: stat.mode, + nlink: stat.nlink, + uid: stat.uid, + gid: stat.gid, + rdev: stat.rdev, + size: stat.size, + atime: stat.atime, + mtime: stat.mtime, + ctime: stat.ctime, + blksize: stat.blksize, + blocks: stat.blocks, + }; + }, + setattr(node, attr) { + var path = PROXYFS.realPath(node); + try { + if (attr.mode !== undefined) { + node.mount.opts.fs.chmod(path, attr.mode); + // update the common node structure mode as well + node.mode = attr.mode; + } + if (attr.atime || attr.mtime) { + var atime = new Date(attr.atime || attr.mtime); + var mtime = new Date(attr.mtime || attr.atime); + node.mount.opts.fs.utime(path, atime, mtime); + } + if (attr.size !== undefined) { + node.mount.opts.fs.truncate(path, attr.size); + } + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + lookup(parent, name) { + try { + var path = PATH.join2(PROXYFS.realPath(parent), name); + var mode = parent.mount.opts.fs.lstat(path).mode; + var node = PROXYFS.createNode(parent, name, mode); + return node; + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + mknod(parent, name, mode, dev) { + var node = PROXYFS.createNode(parent, name, mode, dev); + // create the backing node for this in the fs root as well + var path = PROXYFS.realPath(node); + try { + if (FS.isDir(node.mode)) { + node.mount.opts.fs.mkdir(path, node.mode); + } else { + node.mount.opts.fs.writeFile(path, '', { + mode: node.mode, + }); + } + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + return node; + }, + rename(oldNode, newDir, newName) { + var oldPath = PROXYFS.realPath(oldNode); + var newPath = PATH.join2(PROXYFS.realPath(newDir), newName); + try { + oldNode.mount.opts.fs.rename(oldPath, newPath); + oldNode.name = newName; + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + unlink(parent, name) { + var path = PATH.join2(PROXYFS.realPath(parent), name); + try { + parent.mount.opts.fs.unlink(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + rmdir(parent, name) { + var path = PATH.join2(PROXYFS.realPath(parent), name); + try { + parent.mount.opts.fs.rmdir(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + readdir(node) { + var path = PROXYFS.realPath(node); + try { + return node.mount.opts.fs.readdir(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + symlink(parent, newName, oldPath) { + var newPath = PATH.join2(PROXYFS.realPath(parent), newName); + try { + parent.mount.opts.fs.symlink(oldPath, newPath); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + readlink(node) { + var path = PROXYFS.realPath(node); + try { + return node.mount.opts.fs.readlink(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + }, + stream_ops: { + open(stream) { + var path = PROXYFS.realPath(stream.node); + try { + stream.nfd = stream.node.mount.opts.fs.open( + path, + stream.flags + ); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + close(stream) { + try { + stream.node.mount.opts.fs.close(stream.nfd); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + read(stream, buffer, offset, length, position) { + try { + return stream.node.mount.opts.fs.read( + stream.nfd, + buffer, + offset, + length, + position + ); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + write(stream, buffer, offset, length, position) { + try { + return stream.node.mount.opts.fs.write( + stream.nfd, + buffer, + offset, + length, + position + ); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + llseek(stream, offset, whence) { + var position = offset; + if (whence === 1) { + position += stream.position; + } else if (whence === 2) { + if (FS.isFile(stream.node.mode)) { + try { + var stat = stream.node.node_ops.getattr( + stream.node + ); + position += stat.size; + } catch (e) { + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + } + } + if (position < 0) { + throw new FS.ErrnoError(ERRNO_CODES.EINVAL); + } + return position; + }, + }, + }; + + var FS = { + root: null, + mounts: [], + devices: {}, + streams: [], + nextInode: 1, + nameTable: null, + currentPath: '/', + initialized: false, + ignorePermissions: true, + ErrnoError: class { + name = 'ErrnoError'; + // We set the `name` property to be able to identify `FS.ErrnoError` + // - the `name` is a standard ECMA-262 property of error objects. Kind of good to have it anyway. + // - when using PROXYFS, an error can come from an underlying FS + // as different FS objects have their own FS.ErrnoError each, + // the test `err instanceof FS.ErrnoError` won't detect an error coming from another filesystem, causing bugs. + // we'll use the reliable test `err.name == "ErrnoError"` instead + constructor(errno) { + this.errno = errno; + } + }, + filesystems: null, + syncFSRequests: 0, + readFiles: {}, + FSStream: class { + shared = {}; + get object() { + return this.node; + } + set object(val) { + this.node = val; + } + get isRead() { + return (this.flags & 2097155) !== 1; + } + get isWrite() { + return (this.flags & 2097155) !== 0; + } + get isAppend() { + return this.flags & 1024; + } + get flags() { + return this.shared.flags; + } + set flags(val) { + this.shared.flags = val; + } + get position() { + return this.shared.position; + } + set position(val) { + this.shared.position = val; + } + }, + FSNode: class { + node_ops = {}; + stream_ops = {}; + readMode = 292 | 73; + writeMode = 146; + mounted = null; + constructor(parent, name, mode, rdev) { + if (!parent) { + parent = this; + } + // root node sets parent to itself + this.parent = parent; + this.mount = parent.mount; + this.id = FS.nextInode++; + this.name = name; + this.mode = mode; + this.rdev = rdev; + this.atime = this.mtime = this.ctime = Date.now(); + } + get read() { + return (this.mode & this.readMode) === this.readMode; + } + set read(val) { + val + ? (this.mode |= this.readMode) + : (this.mode &= ~this.readMode); + } + get write() { + return (this.mode & this.writeMode) === this.writeMode; + } + set write(val) { + val + ? (this.mode |= this.writeMode) + : (this.mode &= ~this.writeMode); + } + get isFolder() { + return FS.isDir(this.mode); + } + get isDevice() { + return FS.isChrdev(this.mode); + } + }, + lookupPath(path, opts = {}) { + if (!path) + return { + path: '', + node: null, + }; + opts.follow_mount ??= true; + if (!PATH.isAbs(path)) { + path = FS.cwd() + '/' + path; + } + // limit max consecutive symlinks to 40 (SYMLOOP_MAX). + linkloop: for (var nlinks = 0; nlinks < 40; nlinks++) { + // split the absolute path + var parts = path.split('/').filter((p) => !!p && p !== '.'); + // start at the root + var current = FS.root; + var current_path = '/'; + for (var i = 0; i < parts.length; i++) { + var islast = i === parts.length - 1; + if (islast && opts.parent) { + // stop resolving + break; + } + if (parts[i] === '..') { + current_path = PATH.dirname(current_path); + current = current.parent; + continue; + } + current_path = PATH.join2(current_path, parts[i]); + try { + current = FS.lookupNode(current, parts[i]); + } catch (e) { + // if noent_okay is true, suppress a ENOENT in the last component + // and return an object with an undefined node. This is needed for + // resolving symlinks in the path when creating a file. + if (e?.errno === 44 && islast && opts.noent_okay) { + return { + path: current_path, + }; + } + throw e; + } + // jump to the mount's root node if this is a mountpoint + if ( + FS.isMountpoint(current) && + (!islast || opts.follow_mount) + ) { + current = current.mounted.root; + } + // by default, lookupPath will not follow a symlink if it is the final path component. + // setting opts.follow = true will override this behavior. + if (FS.isLink(current.mode) && (!islast || opts.follow)) { + if (!current.node_ops.readlink) { + throw new FS.ErrnoError(52); + } + var link = current.node_ops.readlink(current); + if (!PATH.isAbs(link)) { + link = PATH.dirname(current_path) + '/' + link; + } + path = link + '/' + parts.slice(i + 1).join('/'); + continue linkloop; + } + } + return { + path: current_path, + node: current, + }; + } + throw new FS.ErrnoError(32); + }, + getPath(node) { + var path; + while (true) { + if (FS.isRoot(node)) { + var mount = node.mount.mountpoint; + if (!path) return mount; + return mount[mount.length - 1] !== '/' + ? `${mount}/${path}` + : mount + path; + } + path = path ? `${node.name}/${path}` : node.name; + node = node.parent; + } + }, + hashName(parentid, name) { + var hash = 0; + for (var i = 0; i < name.length; i++) { + hash = ((hash << 5) - hash + name.charCodeAt(i)) | 0; + } + return ((parentid + hash) >>> 0) % FS.nameTable.length; + }, + hashAddNode(node) { + var hash = FS.hashName(node.parent.id, node.name); + node.name_next = FS.nameTable[hash]; + FS.nameTable[hash] = node; + }, + hashRemoveNode(node) { + var hash = FS.hashName(node.parent.id, node.name); + if (FS.nameTable[hash] === node) { + FS.nameTable[hash] = node.name_next; + } else { + var current = FS.nameTable[hash]; + while (current) { + if (current.name_next === node) { + current.name_next = node.name_next; + break; + } + current = current.name_next; + } + } + }, + lookupNode(parent, name) { + var errCode = FS.mayLookup(parent); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + var hash = FS.hashName(parent.id, name); + for (var node = FS.nameTable[hash]; node; node = node.name_next) { + var nodeName = node.name; + if (node.parent.id === parent.id && nodeName === name) { + return node; + } + } + // if we failed to find it in the cache, call into the VFS + return FS.lookup(parent, name); + }, + createNode(parent, name, mode, rdev) { + var node = new FS.FSNode(parent, name, mode, rdev); + FS.hashAddNode(node); + return node; + }, + destroyNode(node) { + FS.hashRemoveNode(node); + }, + isRoot(node) { + return node === node.parent; + }, + isMountpoint(node) { + return !!node.mounted; + }, + isFile(mode) { + return (mode & 61440) === 32768; + }, + isDir(mode) { + return (mode & 61440) === 16384; + }, + isLink(mode) { + return (mode & 61440) === 40960; + }, + isChrdev(mode) { + return (mode & 61440) === 8192; + }, + isBlkdev(mode) { + return (mode & 61440) === 24576; + }, + isFIFO(mode) { + return (mode & 61440) === 4096; + }, + isSocket(mode) { + return (mode & 49152) === 49152; + }, + flagsToPermissionString(flag) { + var perms = ['r', 'w', 'rw'][flag & 3]; + if (flag & 512) { + perms += 'w'; + } + return perms; + }, + nodePermissions(node, perms) { + if (FS.ignorePermissions) { + return 0; + } + // return 0 if any user, group or owner bits are set. + if (perms.includes('r') && !(node.mode & 292)) { + return 2; + } else if (perms.includes('w') && !(node.mode & 146)) { + return 2; + } else if (perms.includes('x') && !(node.mode & 73)) { + return 2; + } + return 0; + }, + mayLookup(dir) { + if (!FS.isDir(dir.mode)) return 54; + var errCode = FS.nodePermissions(dir, 'x'); + if (errCode) return errCode; + if (!dir.node_ops.lookup) return 2; + return 0; + }, + mayCreate(dir, name) { + if (!FS.isDir(dir.mode)) { + return 54; + } + try { + var node = FS.lookupNode(dir, name); + return 20; + } catch (e) {} + return FS.nodePermissions(dir, 'wx'); + }, + mayDelete(dir, name, isdir) { + var node; + try { + node = FS.lookupNode(dir, name); + } catch (e) { + return e.errno; + } + var errCode = FS.nodePermissions(dir, 'wx'); + if (errCode) { + return errCode; + } + if (isdir) { + if (!FS.isDir(node.mode)) { + return 54; + } + if (FS.isRoot(node) || FS.getPath(node) === FS.cwd()) { + return 10; + } + } else { + if (FS.isDir(node.mode)) { + return 31; + } + } + return 0; + }, + mayOpen(node, flags) { + if (!node) { + return 44; + } + if (FS.isLink(node.mode)) { + return 32; + } else if (FS.isDir(node.mode)) { + if ( + FS.flagsToPermissionString(flags) !== 'r' || // opening for write + flags & 512 + ) { + // TODO: check for O_SEARCH? (== search for dir only) + return 31; + } + } + return FS.nodePermissions(node, FS.flagsToPermissionString(flags)); + }, + MAX_OPEN_FDS: 4096, + nextfd() { + for (var fd = 0; fd <= FS.MAX_OPEN_FDS; fd++) { + if (!FS.streams[fd]) { + return fd; + } + } + throw new FS.ErrnoError(33); + }, + getStreamChecked(fd) { + var stream = FS.getStream(fd); + if (!stream) { + throw new FS.ErrnoError(8); + } + return stream; + }, + getStream: (fd) => FS.streams[fd], + createStream(stream, fd = -1) { + // clone it, so we can return an instance of FSStream + stream = Object.assign(new FS.FSStream(), stream); + if (fd == -1) { + fd = FS.nextfd(); + } + stream.fd = fd; + FS.streams[fd] = stream; + return stream; + }, + closeStream(fd) { + FS.streams[fd] = null; + }, + dupStream(origStream, fd = -1) { + var stream = FS.createStream(origStream, fd); + stream.stream_ops?.dup?.(stream); + return stream; + }, + chrdev_stream_ops: { + open(stream) { + var device = FS.getDevice(stream.node.rdev); + // override node's stream ops with the device's + stream.stream_ops = device.stream_ops; + // forward the open call + stream.stream_ops.open?.(stream); + }, + llseek() { + throw new FS.ErrnoError(70); + }, + }, + major: (dev) => dev >> 8, + minor: (dev) => dev & 255, + makedev: (ma, mi) => (ma << 8) | mi, + registerDevice(dev, ops) { + FS.devices[dev] = { + stream_ops: ops, + }; + }, + getDevice: (dev) => FS.devices[dev], + getMounts(mount) { + var mounts = []; + var check = [mount]; + while (check.length) { + var m = check.pop(); + mounts.push(m); + check.push(...m.mounts); + } + return mounts; + }, + syncfs(populate, callback) { + if (typeof populate == 'function') { + callback = populate; + populate = false; + } + FS.syncFSRequests++; + if (FS.syncFSRequests > 1) { + err( + `warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work` + ); + } + var mounts = FS.getMounts(FS.root.mount); + var completed = 0; + function doCallback(errCode) { + FS.syncFSRequests--; + return callback(errCode); + } + function done(errCode) { + if (errCode) { + if (!done.errored) { + done.errored = true; + return doCallback(errCode); + } + return; + } + if (++completed >= mounts.length) { + doCallback(null); + } + } + // sync all mounts + mounts.forEach((mount) => { + if (!mount.type.syncfs) { + return done(null); + } + mount.type.syncfs(mount, populate, done); + }); + }, + mount(type, opts, mountpoint) { + var root = mountpoint === '/'; + var pseudo = !mountpoint; + var node; + if (root && FS.root) { + throw new FS.ErrnoError(10); + } else if (!root && !pseudo) { + var lookup = FS.lookupPath(mountpoint, { + follow_mount: false, + }); + mountpoint = lookup.path; + // use the absolute path + node = lookup.node; + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + if (!FS.isDir(node.mode)) { + throw new FS.ErrnoError(54); + } + } + var mount = { + type, + opts, + mountpoint, + mounts: [], + }; + // create a root node for the fs + var mountRoot = type.mount(mount); + mountRoot.mount = mount; + mount.root = mountRoot; + if (root) { + FS.root = mountRoot; + } else if (node) { + // set as a mountpoint + node.mounted = mount; + // add the new mount to the current mount's children + if (node.mount) { + node.mount.mounts.push(mount); + } + } + return mountRoot; + }, + unmount(mountpoint) { + var lookup = FS.lookupPath(mountpoint, { + follow_mount: false, + }); + if (!FS.isMountpoint(lookup.node)) { + throw new FS.ErrnoError(28); + } + // destroy the nodes for this mount, and all its child mounts + var node = lookup.node; + var mount = node.mounted; + var mounts = FS.getMounts(mount); + Object.keys(FS.nameTable).forEach((hash) => { + var current = FS.nameTable[hash]; + while (current) { + var next = current.name_next; + if (mounts.includes(current.mount)) { + FS.destroyNode(current); + } + current = next; + } + }); + // no longer a mountpoint + node.mounted = null; + // remove this mount from the child mounts + var idx = node.mount.mounts.indexOf(mount); + node.mount.mounts.splice(idx, 1); + }, + lookup(parent, name) { + return parent.node_ops.lookup(parent, name); + }, + mknod(path, mode, dev) { + var lookup = FS.lookupPath(path, { + parent: true, + }); + var parent = lookup.node; + var name = PATH.basename(path); + if (!name || name === '.' || name === '..') { + throw new FS.ErrnoError(28); + } + var errCode = FS.mayCreate(parent, name); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.mknod) { + throw new FS.ErrnoError(63); + } + return parent.node_ops.mknod(parent, name, mode, dev); + }, + statfs(path) { + // NOTE: None of the defaults here are true. We're just returning safe and + // sane values. + var rtn = { + bsize: 4096, + frsize: 4096, + blocks: 1e6, + bfree: 5e5, + bavail: 5e5, + files: FS.nextInode, + ffree: FS.nextInode - 1, + fsid: 42, + flags: 2, + namelen: 255, + }; + var parent = FS.lookupPath(path, { + follow: true, + }).node; + if (parent?.node_ops.statfs) { + Object.assign( + rtn, + parent.node_ops.statfs(parent.mount.opts.root) + ); + } + return rtn; + }, + create(path, mode = 438) { + mode &= 4095; + mode |= 32768; + return FS.mknod(path, mode, 0); + }, + mkdir(path, mode = 511) { + mode &= 511 | 512; + mode |= 16384; + return FS.mknod(path, mode, 0); + }, + mkdirTree(path, mode) { + var dirs = path.split('/'); + var d = ''; + for (var i = 0; i < dirs.length; ++i) { + if (!dirs[i]) continue; + d += '/' + dirs[i]; + try { + FS.mkdir(d, mode); + } catch (e) { + if (e.errno != 20) throw e; + } + } + }, + mkdev(path, mode, dev) { + if (typeof dev == 'undefined') { + dev = mode; + mode = 438; + } + mode |= 8192; + return FS.mknod(path, mode, dev); + }, + symlink(oldpath, newpath) { + if (!PATH_FS.resolve(oldpath)) { + throw new FS.ErrnoError(44); + } + var lookup = FS.lookupPath(newpath, { + parent: true, + }); + var parent = lookup.node; + if (!parent) { + throw new FS.ErrnoError(44); + } + var newname = PATH.basename(newpath); + var errCode = FS.mayCreate(parent, newname); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.symlink) { + throw new FS.ErrnoError(63); + } + return parent.node_ops.symlink(parent, newname, oldpath); + }, + rename(old_path, new_path) { + var old_dirname = PATH.dirname(old_path); + var new_dirname = PATH.dirname(new_path); + var old_name = PATH.basename(old_path); + var new_name = PATH.basename(new_path); + // parents must exist + var lookup, old_dir, new_dir; + // let the errors from non existent directories percolate up + lookup = FS.lookupPath(old_path, { + parent: true, + }); + old_dir = lookup.node; + lookup = FS.lookupPath(new_path, { + parent: true, + }); + new_dir = lookup.node; + if (!old_dir || !new_dir) throw new FS.ErrnoError(44); + // need to be part of the same mount + if (old_dir.mount !== new_dir.mount) { + throw new FS.ErrnoError(75); + } + // source must exist + var old_node = FS.lookupNode(old_dir, old_name); + // old path should not be an ancestor of the new path + var relative = PATH_FS.relative(old_path, new_dirname); + if (relative.charAt(0) !== '.') { + throw new FS.ErrnoError(28); + } + // new path should not be an ancestor of the old path + relative = PATH_FS.relative(new_path, old_dirname); + if (relative.charAt(0) !== '.') { + throw new FS.ErrnoError(55); + } + // see if the new path already exists + var new_node; + try { + new_node = FS.lookupNode(new_dir, new_name); + } catch (e) {} + // early out if nothing needs to change + if (old_node === new_node) { + return; + } + // we'll need to delete the old entry + var isdir = FS.isDir(old_node.mode); + var errCode = FS.mayDelete(old_dir, old_name, isdir); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + // need delete permissions if we'll be overwriting. + // need create permissions if new doesn't already exist. + errCode = new_node + ? FS.mayDelete(new_dir, new_name, isdir) + : FS.mayCreate(new_dir, new_name); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!old_dir.node_ops.rename) { + throw new FS.ErrnoError(63); + } + if ( + FS.isMountpoint(old_node) || + (new_node && FS.isMountpoint(new_node)) + ) { + throw new FS.ErrnoError(10); + } + // if we are going to change the parent, check write permissions + if (new_dir !== old_dir) { + errCode = FS.nodePermissions(old_dir, 'w'); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + } + // remove the node from the lookup hash + FS.hashRemoveNode(old_node); + // do the underlying fs rename + try { + old_dir.node_ops.rename(old_node, new_dir, new_name); + // update old node (we do this here to avoid each backend + // needing to) + old_node.parent = new_dir; + } catch (e) { + throw e; + } finally { + // add the node back to the hash (in case node_ops.rename + // changed its name) + FS.hashAddNode(old_node); + } + }, + rmdir(path) { + var lookup = FS.lookupPath(path, { + parent: true, + }); + var parent = lookup.node; + var name = PATH.basename(path); + var node = FS.lookupNode(parent, name); + var errCode = FS.mayDelete(parent, name, true); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.rmdir) { + throw new FS.ErrnoError(63); + } + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + parent.node_ops.rmdir(parent, name); + FS.destroyNode(node); + }, + readdir(path) { + var lookup = FS.lookupPath(path, { + follow: true, + }); + var node = lookup.node; + if (!node.node_ops.readdir) { + throw new FS.ErrnoError(54); + } + return node.node_ops.readdir(node); + }, + unlink(path) { + var lookup = FS.lookupPath(path, { + parent: true, + }); + var parent = lookup.node; + if (!parent) { + throw new FS.ErrnoError(44); + } + var name = PATH.basename(path); + var node = FS.lookupNode(parent, name); + var errCode = FS.mayDelete(parent, name, false); + if (errCode) { + // According to POSIX, we should map EISDIR to EPERM, but + // we instead do what Linux does (and we must, as we use + // the musl linux libc). + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.unlink) { + throw new FS.ErrnoError(63); + } + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + parent.node_ops.unlink(parent, name); + FS.destroyNode(node); + }, + readlink(path) { + var lookup = FS.lookupPath(path); + var link = lookup.node; + if (!link) { + throw new FS.ErrnoError(44); + } + if (!link.node_ops.readlink) { + throw new FS.ErrnoError(28); + } + return link.node_ops.readlink(link); + }, + stat(path, dontFollow) { + var lookup = FS.lookupPath(path, { + follow: !dontFollow, + }); + var node = lookup.node; + if (!node) { + throw new FS.ErrnoError(44); + } + if (!node.node_ops.getattr) { + throw new FS.ErrnoError(63); + } + return node.node_ops.getattr(node); + }, + lstat(path) { + return FS.stat(path, true); + }, + chmod(path, mode, dontFollow) { + var node; + if (typeof path == 'string') { + var lookup = FS.lookupPath(path, { + follow: !dontFollow, + }); + node = lookup.node; + } else { + node = path; + } + if (!node.node_ops.setattr) { + throw new FS.ErrnoError(63); + } + node.node_ops.setattr(node, { + mode: (mode & 4095) | (node.mode & ~4095), + ctime: Date.now(), + }); + }, + lchmod(path, mode) { + FS.chmod(path, mode, true); + }, + fchmod(fd, mode) { + var stream = FS.getStreamChecked(fd); + FS.chmod(stream.node, mode); + }, + chown(path, uid, gid, dontFollow) { + var node; + if (typeof path == 'string') { + var lookup = FS.lookupPath(path, { + follow: !dontFollow, + }); + node = lookup.node; + } else { + node = path; + } + if (!node.node_ops.setattr) { + throw new FS.ErrnoError(63); + } + node.node_ops.setattr(node, { + timestamp: Date.now(), + }); + }, + // we ignore the uid / gid for now + lchown(path, uid, gid) { + FS.chown(path, uid, gid, true); + }, + fchown(fd, uid, gid) { + var stream = FS.getStreamChecked(fd); + FS.chown(stream.node, uid, gid); + }, + truncate(path, len) { + if (len < 0) { + throw new FS.ErrnoError(28); + } + var node; + if (typeof path == 'string') { + var lookup = FS.lookupPath(path, { + follow: true, + }); + node = lookup.node; + } else { + node = path; + } + if (!node.node_ops.setattr) { + throw new FS.ErrnoError(63); + } + if (FS.isDir(node.mode)) { + throw new FS.ErrnoError(31); + } + if (!FS.isFile(node.mode)) { + throw new FS.ErrnoError(28); + } + var errCode = FS.nodePermissions(node, 'w'); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + node.node_ops.setattr(node, { + size: len, + timestamp: Date.now(), + }); + }, + ftruncate(fd, len) { + var stream = FS.getStreamChecked(fd); + if ((stream.flags & 2097155) === 0) { + throw new FS.ErrnoError(28); + } + FS.truncate(stream.node, len); + }, + utime(path, atime, mtime) { + var lookup = FS.lookupPath(path, { + follow: true, + }); + var node = lookup.node; + node.node_ops.setattr(node, { + atime, + mtime, + }); + }, + open(path, flags, mode = 438) { + if (path === '') { + throw new FS.ErrnoError(44); + } + flags = + typeof flags == 'string' ? FS_modeStringToFlags(flags) : flags; + if (flags & 64) { + mode = (mode & 4095) | 32768; + } else { + mode = 0; + } + var node; + if (typeof path == 'object') { + node = path; + } else { + // noent_okay makes it so that if the final component of the path + // doesn't exist, lookupPath returns `node: undefined`. `path` will be + // updated to point to the target of all symlinks. + var lookup = FS.lookupPath(path, { + follow: !(flags & 131072), + noent_okay: true, + }); + node = lookup.node; + path = lookup.path; + } + // perhaps we need to create the node + var created = false; + if (flags & 64) { + if (node) { + // if O_CREAT and O_EXCL are set, error out if the node already exists + if (flags & 128) { + throw new FS.ErrnoError(20); + } + } else { + // node doesn't exist, try to create it + node = FS.mknod(path, mode, 0); + created = true; + } + } + if (!node) { + throw new FS.ErrnoError(44); + } + // can't truncate a device + if (FS.isChrdev(node.mode)) { + flags &= ~512; + } + // if asked only for a directory, then this must be one + if (flags & 65536 && !FS.isDir(node.mode)) { + throw new FS.ErrnoError(54); + } + // check permissions, if this is not a file we just created now (it is ok to + // create and write to a file with read-only permissions; it is read-only + // for later use) + if (!created) { + var errCode = FS.mayOpen(node, flags); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + } + // do truncation if necessary + if (flags & 512 && !created) { + FS.truncate(node, 0); + } + // we've already handled these, don't pass down to the underlying vfs + flags &= ~(128 | 512 | 131072); + // register the stream with the filesystem + var stream = FS.createStream({ + node, + path: FS.getPath(node), + // we want the absolute path to the node + flags, + seekable: true, + position: 0, + stream_ops: node.stream_ops, + // used by the file family libc calls (fopen, fwrite, ferror, etc.) + ungotten: [], + error: false, + }); + // call the new stream's open function + if (stream.stream_ops.open) { + stream.stream_ops.open(stream); + } + if (Module['logReadFiles'] && !(flags & 1)) { + if (!(path in FS.readFiles)) { + FS.readFiles[path] = 1; + } + } + return stream; + }, + close(stream) { + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if (stream.getdents) stream.getdents = null; + // free readdir state + try { + if (stream.stream_ops.close) { + stream.stream_ops.close(stream); + } + } catch (e) { + throw e; + } finally { + FS.closeStream(stream.fd); + } + stream.fd = null; + }, + isClosed(stream) { + return stream.fd === null; + }, + llseek(stream, offset, whence) { + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if (!stream.seekable || !stream.stream_ops.llseek) { + throw new FS.ErrnoError(70); + } + if (whence != 0 && whence != 1 && whence != 2) { + throw new FS.ErrnoError(28); + } + stream.position = stream.stream_ops.llseek(stream, offset, whence); + stream.ungotten = []; + return stream.position; + }, + read(stream, buffer, offset, length, position) { + if (length < 0 || position < 0) { + throw new FS.ErrnoError(28); + } + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if ((stream.flags & 2097155) === 1) { + throw new FS.ErrnoError(8); + } + if (FS.isDir(stream.node.mode)) { + throw new FS.ErrnoError(31); + } + if (!stream.stream_ops.read) { + throw new FS.ErrnoError(28); + } + var seeking = typeof position != 'undefined'; + if (!seeking) { + position = stream.position; + } else if (!stream.seekable) { + throw new FS.ErrnoError(70); + } + var bytesRead = stream.stream_ops.read( + stream, + buffer, + offset, + length, + position + ); + if (!seeking) stream.position += bytesRead; + return bytesRead; + }, + write(stream, buffer, offset, length, position, canOwn) { + if (length < 0 || position < 0) { + throw new FS.ErrnoError(28); + } + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if ((stream.flags & 2097155) === 0) { + throw new FS.ErrnoError(8); + } + if (FS.isDir(stream.node.mode)) { + throw new FS.ErrnoError(31); + } + if (!stream.stream_ops.write) { + throw new FS.ErrnoError(28); + } + if (stream.seekable && stream.flags & 1024) { + // seek to the end before writing in append mode + FS.llseek(stream, 0, 2); + } + var seeking = typeof position != 'undefined'; + if (!seeking) { + position = stream.position; + } else if (!stream.seekable) { + throw new FS.ErrnoError(70); + } + var bytesWritten = stream.stream_ops.write( + stream, + buffer, + offset, + length, + position, + canOwn + ); + if (!seeking) stream.position += bytesWritten; + return bytesWritten; + }, + allocate(stream, offset, length) { + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if (offset < 0 || length <= 0) { + throw new FS.ErrnoError(28); + } + if ((stream.flags & 2097155) === 0) { + throw new FS.ErrnoError(8); + } + if (!FS.isFile(stream.node.mode) && !FS.isDir(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + if (!stream.stream_ops.allocate) { + throw new FS.ErrnoError(138); + } + stream.stream_ops.allocate(stream, offset, length); + }, + mmap(stream, length, position, prot, flags) { + // User requests writing to file (prot & PROT_WRITE != 0). + // Checking if we have permissions to write to the file unless + // MAP_PRIVATE flag is set. According to POSIX spec it is possible + // to write to file opened in read-only mode with MAP_PRIVATE flag, + // as all modifications will be visible only in the memory of + // the current process. + if ( + (prot & 2) !== 0 && + (flags & 2) === 0 && + (stream.flags & 2097155) !== 2 + ) { + throw new FS.ErrnoError(2); + } + if ((stream.flags & 2097155) === 1) { + throw new FS.ErrnoError(2); + } + if (!stream.stream_ops.mmap) { + throw new FS.ErrnoError(43); + } + if (!length) { + throw new FS.ErrnoError(28); + } + return stream.stream_ops.mmap( + stream, + length, + position, + prot, + flags + ); + }, + msync(stream, buffer, offset, length, mmapFlags) { + if (!stream.stream_ops.msync) { + return 0; + } + return stream.stream_ops.msync( + stream, + buffer, + offset, + length, + mmapFlags + ); + }, + ioctl(stream, cmd, arg) { + if (!stream.stream_ops.ioctl) { + throw new FS.ErrnoError(59); + } + return stream.stream_ops.ioctl(stream, cmd, arg); + }, + readFile(path, opts = {}) { + opts.flags = opts.flags || 0; + opts.encoding = opts.encoding || 'binary'; + if (opts.encoding !== 'utf8' && opts.encoding !== 'binary') { + throw new Error(`Invalid encoding type "${opts.encoding}"`); + } + var ret; + var stream = FS.open(path, opts.flags); + var stat = FS.stat(path); + var length = stat.size; + var buf = new Uint8Array(length); + FS.read(stream, buf, 0, length, 0); + if (opts.encoding === 'utf8') { + ret = UTF8ArrayToString(buf); + } else if (opts.encoding === 'binary') { + ret = buf; + } + FS.close(stream); + return ret; + }, + writeFile(path, data, opts = {}) { + opts.flags = opts.flags || 577; + var stream = FS.open(path, opts.flags, opts.mode); + if (typeof data == 'string') { + var buf = new Uint8Array(lengthBytesUTF8(data) + 1); + var actualNumBytes = stringToUTF8Array( + data, + buf, + 0, + buf.length + ); + FS.write( + stream, + buf, + 0, + actualNumBytes, + undefined, + opts.canOwn + ); + } else if (ArrayBuffer.isView(data)) { + FS.write( + stream, + data, + 0, + data.byteLength, + undefined, + opts.canOwn + ); + } else { + throw new Error('Unsupported data type'); + } + FS.close(stream); + }, + cwd: () => FS.currentPath, + chdir(path) { + var lookup = FS.lookupPath(path, { + follow: true, + }); + if (lookup.node === null) { + throw new FS.ErrnoError(44); + } + if (!FS.isDir(lookup.node.mode)) { + throw new FS.ErrnoError(54); + } + var errCode = FS.nodePermissions(lookup.node, 'x'); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + FS.currentPath = lookup.path; + }, + createDefaultDirectories() { + FS.mkdir('/tmp'); + FS.mkdir('/home'); + FS.mkdir('/home/web_user'); + }, + createDefaultDevices() { + // create /dev + FS.mkdir('/dev'); + // setup /dev/null + FS.registerDevice(FS.makedev(1, 3), { + read: () => 0, + write: (stream, buffer, offset, length, pos) => length, + llseek: () => 0, + }); + FS.mkdev('/dev/null', FS.makedev(1, 3)); + // setup /dev/tty and /dev/tty1 + // stderr needs to print output using err() rather than out() + // so we register a second tty just for it. + TTY.register(FS.makedev(5, 0), TTY.default_tty_ops); + TTY.register(FS.makedev(6, 0), TTY.default_tty1_ops); + FS.mkdev('/dev/tty', FS.makedev(5, 0)); + FS.mkdev('/dev/tty1', FS.makedev(6, 0)); + // setup /dev/[u]random + // use a buffer to avoid overhead of individual crypto calls per byte + var randomBuffer = new Uint8Array(1024), + randomLeft = 0; + var randomByte = () => { + if (randomLeft === 0) { + randomLeft = randomFill(randomBuffer).byteLength; + } + return randomBuffer[--randomLeft]; + }; + FS.createDevice('/dev', 'random', randomByte); + FS.createDevice('/dev', 'urandom', randomByte); + // we're not going to emulate the actual shm device, + // just create the tmp dirs that reside in it commonly + FS.mkdir('/dev/shm'); + FS.mkdir('/dev/shm/tmp'); + }, + createSpecialDirectories() { + // create /proc/self/fd which allows /proc/self/fd/6 => readlink gives the + // name of the stream for fd 6 (see test_unistd_ttyname) + FS.mkdir('/proc'); + var proc_self = FS.mkdir('/proc/self'); + FS.mkdir('/proc/self/fd'); + FS.mount( + { + mount() { + var node = FS.createNode(proc_self, 'fd', 16895, 73); + node.stream_ops = { + llseek: MEMFS.stream_ops.llseek, + }; + node.node_ops = { + lookup(parent, name) { + var fd = +name; + var stream = FS.getStreamChecked(fd); + var ret = { + parent: null, + mount: { + mountpoint: 'fake', + }, + node_ops: { + readlink: () => stream.path, + }, + id: fd + 1, + }; + ret.parent = ret; + // make it look like a simple root node + return ret; + }, + readdir() { + return Array.from(FS.streams.entries()) + .filter(([k, v]) => v) + .map(([k, v]) => k.toString()); + }, + }; + return node; + }, + }, + {}, + '/proc/self/fd' + ); + }, + createStandardStreams(input, output, error) { + // TODO deprecate the old functionality of a single + // input / output callback and that utilizes FS.createDevice + // and instead require a unique set of stream ops + // by default, we symlink the standard streams to the + // default tty devices. however, if the standard streams + // have been overwritten we create a unique device for + // them instead. + if (input) { + FS.createDevice('/dev', 'stdin', input); + } else { + FS.symlink('/dev/tty', '/dev/stdin'); + } + if (output) { + FS.createDevice('/dev', 'stdout', null, output); + } else { + FS.symlink('/dev/tty', '/dev/stdout'); + } + if (error) { + FS.createDevice('/dev', 'stderr', null, error); + } else { + FS.symlink('/dev/tty1', '/dev/stderr'); + } + // open default streams for the stdin, stdout and stderr devices + var stdin = FS.open('/dev/stdin', 0); + var stdout = FS.open('/dev/stdout', 1); + var stderr = FS.open('/dev/stderr', 1); + }, + staticInit() { + FS.nameTable = new Array(4096); + FS.mount(MEMFS, {}, '/'); + FS.createDefaultDirectories(); + FS.createDefaultDevices(); + FS.createSpecialDirectories(); + FS.filesystems = { + MEMFS: MEMFS, + NODEFS: NODEFS, + PROXYFS: PROXYFS, + }; + }, + init(input, output, error) { + FS.initialized = true; + // Allow Module.stdin etc. to provide defaults, if none explicitly passed to us here + input ??= Module['stdin']; + output ??= Module['stdout']; + error ??= Module['stderr']; + FS.createStandardStreams(input, output, error); + }, + quit() { + FS.initialized = false; + // force-flush all streams, so we get musl std streams printed out + _fflush(0); + // close all of our streams + for (var i = 0; i < FS.streams.length; i++) { + var stream = FS.streams[i]; + if (!stream) { + continue; + } + FS.close(stream); + } + }, + findObject(path, dontResolveLastLink) { + var ret = FS.analyzePath(path, dontResolveLastLink); + if (!ret.exists) { + return null; + } + return ret.object; + }, + analyzePath(path, dontResolveLastLink) { + // operate from within the context of the symlink's target + try { + var lookup = FS.lookupPath(path, { + follow: !dontResolveLastLink, + }); + path = lookup.path; + } catch (e) {} + var ret = { + isRoot: false, + exists: false, + error: 0, + name: null, + path: null, + object: null, + parentExists: false, + parentPath: null, + parentObject: null, + }; + try { + var lookup = FS.lookupPath(path, { + parent: true, + }); + ret.parentExists = true; + ret.parentPath = lookup.path; + ret.parentObject = lookup.node; + ret.name = PATH.basename(path); + lookup = FS.lookupPath(path, { + follow: !dontResolveLastLink, + }); + ret.exists = true; + ret.path = lookup.path; + ret.object = lookup.node; + ret.name = lookup.node.name; + ret.isRoot = lookup.path === '/'; + } catch (e) { + ret.error = e.errno; + } + return ret; + }, + createPath(parent, path, canRead, canWrite) { + parent = typeof parent == 'string' ? parent : FS.getPath(parent); + var parts = path.split('/').reverse(); + while (parts.length) { + var part = parts.pop(); + if (!part) continue; + var current = PATH.join2(parent, part); + try { + FS.mkdir(current); + } catch (e) {} + // ignore EEXIST + parent = current; + } + return current; + }, + createFile(parent, name, properties, canRead, canWrite) { + var path = PATH.join2( + typeof parent == 'string' ? parent : FS.getPath(parent), + name + ); + var mode = FS_getMode(canRead, canWrite); + return FS.create(path, mode); + }, + createDataFile(parent, name, data, canRead, canWrite, canOwn) { + var path = name; + if (parent) { + parent = + typeof parent == 'string' ? parent : FS.getPath(parent); + path = name ? PATH.join2(parent, name) : parent; + } + var mode = FS_getMode(canRead, canWrite); + var node = FS.create(path, mode); + if (data) { + if (typeof data == 'string') { + var arr = new Array(data.length); + for (var i = 0, len = data.length; i < len; ++i) + arr[i] = data.charCodeAt(i); + data = arr; + } + // make sure we can write to the file + FS.chmod(node, mode | 146); + var stream = FS.open(node, 577); + FS.write(stream, data, 0, data.length, 0, canOwn); + FS.close(stream); + FS.chmod(node, mode); + } + }, + createDevice(parent, name, input, output) { + var path = PATH.join2( + typeof parent == 'string' ? parent : FS.getPath(parent), + name + ); + var mode = FS_getMode(!!input, !!output); + FS.createDevice.major ??= 64; + var dev = FS.makedev(FS.createDevice.major++, 0); + // Create a fake device that a set of stream ops to emulate + // the old behavior. + FS.registerDevice(dev, { + open(stream) { + stream.seekable = false; + }, + close(stream) { + // flush any pending line data + if (output?.buffer?.length) { + output(10); + } + }, + read(stream, buffer, offset, length, pos) { + /* ignored */ var bytesRead = 0; + for (var i = 0; i < length; i++) { + var result; + try { + result = input(); + } catch (e) { + throw new FS.ErrnoError(29); + } + if (result === undefined && bytesRead === 0) { + throw new FS.ErrnoError(6); + } + if (result === null || result === undefined) break; + bytesRead++; + buffer[offset + i] = result; + } + if (bytesRead) { + stream.node.atime = Date.now(); + } + return bytesRead; + }, + write(stream, buffer, offset, length, pos) { + for (var i = 0; i < length; i++) { + try { + output(buffer[offset + i]); + } catch (e) { + throw new FS.ErrnoError(29); + } + } + if (length) { + stream.node.mtime = stream.node.ctime = Date.now(); + } + return i; + }, + }); + return FS.mkdev(path, mode, dev); + }, + forceLoadFile(obj) { + if (obj.isDevice || obj.isFolder || obj.link || obj.contents) + return true; + if (typeof XMLHttpRequest != 'undefined') { + throw new Error( + 'Lazy loading should have been performed (contents set) in createLazyFile, but it was not. Lazy loading only works in web workers. Use --embed-file or --preload-file in emcc on the main thread.' + ); + } else { + // Command-line. + try { + obj.contents = readBinary(obj.url); + obj.usedBytes = obj.contents.length; + } catch (e) { + throw new FS.ErrnoError(29); + } + } + }, + createLazyFile(parent, name, url, canRead, canWrite) { + // Lazy chunked Uint8Array (implements get and length from Uint8Array). + // Actual getting is abstracted away for eventual reuse. + class LazyUint8Array { + lengthKnown = false; + chunks = []; + // Loaded chunks. Index is the chunk number + get(idx) { + if (idx > this.length - 1 || idx < 0) { + return undefined; + } + var chunkOffset = idx % this.chunkSize; + var chunkNum = (idx / this.chunkSize) | 0; + return this.getter(chunkNum)[chunkOffset]; + } + setDataGetter(getter) { + this.getter = getter; + } + cacheLength() { + // Find length + var xhr = new XMLHttpRequest(); + xhr.open('HEAD', url, false); + xhr.send(null); + if ( + !( + (xhr.status >= 200 && xhr.status < 300) || + xhr.status === 304 + ) + ) + throw new Error( + "Couldn't load " + url + '. Status: ' + xhr.status + ); + var datalength = Number( + xhr.getResponseHeader('Content-length') + ); + var header; + var hasByteServing = + (header = xhr.getResponseHeader('Accept-Ranges')) && + header === 'bytes'; + var usesGzip = + (header = xhr.getResponseHeader('Content-Encoding')) && + header === 'gzip'; + var chunkSize = 1024 * 1024; + // Chunk size in bytes + if (!hasByteServing) chunkSize = datalength; + // Function to get a range from the remote URL. + var doXHR = (from, to) => { + if (from > to) + throw new Error( + 'invalid range (' + + from + + ', ' + + to + + ') or no bytes requested!' + ); + if (to > datalength - 1) + throw new Error( + 'only ' + + datalength + + ' bytes available! programmer error!' + ); + // TODO: Use mozResponseArrayBuffer, responseStream, etc. if available. + var xhr = new XMLHttpRequest(); + xhr.open('GET', url, false); + if (datalength !== chunkSize) + xhr.setRequestHeader( + 'Range', + 'bytes=' + from + '-' + to + ); + // Some hints to the browser that we want binary data. + xhr.responseType = 'arraybuffer'; + if (xhr.overrideMimeType) { + xhr.overrideMimeType( + 'text/plain; charset=x-user-defined' + ); + } + xhr.send(null); + if ( + !( + (xhr.status >= 200 && xhr.status < 300) || + xhr.status === 304 + ) + ) + throw new Error( + "Couldn't load " + + url + + '. Status: ' + + xhr.status + ); + if (xhr.response !== undefined) { + return new Uint8Array( + /** @type{Array} */ (xhr.response || []) + ); + } + return intArrayFromString(xhr.responseText || '', true); + }; + var lazyArray = this; + lazyArray.setDataGetter((chunkNum) => { + var start = chunkNum * chunkSize; + var end = (chunkNum + 1) * chunkSize - 1; + // including this byte + end = Math.min(end, datalength - 1); + // if datalength-1 is selected, this is the last block + if (typeof lazyArray.chunks[chunkNum] == 'undefined') { + lazyArray.chunks[chunkNum] = doXHR(start, end); + } + if (typeof lazyArray.chunks[chunkNum] == 'undefined') + throw new Error('doXHR failed!'); + return lazyArray.chunks[chunkNum]; + }); + if (usesGzip || !datalength) { + // if the server uses gzip or doesn't supply the length, we have to download the whole file to get the (uncompressed) length + chunkSize = datalength = 1; + // this will force getter(0)/doXHR do download the whole file + datalength = this.getter(0).length; + chunkSize = datalength; + out( + 'LazyFiles on gzip forces download of the whole file when length is accessed' + ); + } + this._length = datalength; + this._chunkSize = chunkSize; + this.lengthKnown = true; + } + get length() { + if (!this.lengthKnown) { + this.cacheLength(); + } + return this._length; + } + get chunkSize() { + if (!this.lengthKnown) { + this.cacheLength(); + } + return this._chunkSize; + } + } + if (typeof XMLHttpRequest != 'undefined') { + if (!ENVIRONMENT_IS_WORKER) + throw 'Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc'; + var lazyArray = new LazyUint8Array(); + var properties = { + isDevice: false, + contents: lazyArray, + }; + } else { + var properties = { + isDevice: false, + url, + }; + } + var node = FS.createFile( + parent, + name, + properties, + canRead, + canWrite + ); + // This is a total hack, but I want to get this lazy file code out of the + // core of MEMFS. If we want to keep this lazy file concept I feel it should + // be its own thin LAZYFS proxying calls to MEMFS. + if (properties.contents) { + node.contents = properties.contents; + } else if (properties.url) { + node.contents = null; + node.url = properties.url; + } + // Add a function that defers querying the file size until it is asked the first time. + Object.defineProperties(node, { + usedBytes: { + get: function () { + return this.contents.length; + }, + }, + }); + // override each stream op with one that tries to force load the lazy file first + var stream_ops = {}; + var keys = Object.keys(node.stream_ops); + keys.forEach((key) => { + var fn = node.stream_ops[key]; + stream_ops[key] = (...args) => { + FS.forceLoadFile(node); + return fn(...args); + }; + }); + function writeChunks(stream, buffer, offset, length, position) { + var contents = stream.node.contents; + if (position >= contents.length) return 0; + var size = Math.min(contents.length - position, length); + if (contents.slice) { + // normal array + for (var i = 0; i < size; i++) { + buffer[offset + i] = contents[position + i]; + } + } else { + for (var i = 0; i < size; i++) { + // LazyUint8Array from sync binary XHR + buffer[offset + i] = contents.get(position + i); + } + } + return size; + } + // use a custom read function + stream_ops.read = (stream, buffer, offset, length, position) => { + FS.forceLoadFile(node); + return writeChunks(stream, buffer, offset, length, position); + }; + // use a custom mmap function + stream_ops.mmap = (stream, length, position, prot, flags) => { + FS.forceLoadFile(node); + var ptr = mmapAlloc(length); + if (!ptr) { + throw new FS.ErrnoError(48); + } + writeChunks(stream, HEAP8, ptr, length, position); + return { + ptr, + allocated: true, + }; + }; + node.stream_ops = stream_ops; + return node; + }, + }; + + Module['FS'] = FS; + + var SOCKFS = { + websocketArgs: {}, + callbacks: {}, + on(event, callback) { + SOCKFS.callbacks[event] = callback; + }, + emit(event, param) { + SOCKFS.callbacks[event]?.(param); + }, + mount(mount) { + // The incomming Module['websocket'] can be used for configuring + // configuring subprotocol/url, etc + SOCKFS.websocketArgs = Module['websocket'] || {}; + // Add the Event registration mechanism to the exported websocket configuration + // object so we can register network callbacks from native JavaScript too. + // For more documentation see system/include/emscripten/emscripten.h + (Module['websocket'] ??= {})['on'] = SOCKFS.on; + return FS.createNode(null, '/', 16895, 0); + }, + createSocket(family, type, protocol) { + type &= ~526336; + // Some applications may pass it; it makes no sense for a single process. + var streaming = type == 1; + if (streaming && protocol && protocol != 6) { + throw new FS.ErrnoError(66); + } + // create our internal socket structure + var sock = { + family, + type, + protocol, + server: null, + error: null, + // Used in getsockopt for SOL_SOCKET/SO_ERROR test + peers: {}, + pending: [], + recv_queue: [], + sock_ops: SOCKFS.websocket_sock_ops, + }; + // create the filesystem node to store the socket structure + var name = SOCKFS.nextname(); + var node = FS.createNode(SOCKFS.root, name, 49152, 0); + node.sock = sock; + // and the wrapping stream that enables library functions such + // as read and write to indirectly interact with the socket + var stream = FS.createStream({ + path: name, + node, + flags: 2, + seekable: false, + stream_ops: SOCKFS.stream_ops, + }); + // map the new stream to the socket structure (sockets have a 1:1 + // relationship with a stream) + sock.stream = stream; + return sock; + }, + getSocket(fd) { + var stream = FS.getStream(fd); + if (!stream || !FS.isSocket(stream.node.mode)) { + return null; + } + return stream.node.sock; + }, + stream_ops: { + poll(stream) { + var sock = stream.node.sock; + return sock.sock_ops.poll(sock); + }, + ioctl(stream, request, varargs) { + var sock = stream.node.sock; + return sock.sock_ops.ioctl(sock, request, varargs); + }, + read(stream, buffer, offset, length, position) { + /* ignored */ var sock = stream.node.sock; + var msg = sock.sock_ops.recvmsg(sock, length); + if (!msg) { + // socket is closed + return 0; + } + buffer.set(msg.buffer, offset); + return msg.buffer.length; + }, + write(stream, buffer, offset, length, position) { + /* ignored */ var sock = stream.node.sock; + return sock.sock_ops.sendmsg(sock, buffer, offset, length); + }, + close(stream) { + var sock = stream.node.sock; + sock.sock_ops.close(sock); + }, + }, + nextname() { + if (!SOCKFS.nextname.current) { + SOCKFS.nextname.current = 0; + } + return `socket[${SOCKFS.nextname.current++}]`; + }, + websocket_sock_ops: { + createPeer(sock, addr, port) { + var ws; + if (typeof addr == 'object') { + ws = addr; + addr = null; + port = null; + } + if (ws) { + // for sockets that've already connected (e.g. we're the server) + // we can inspect the _socket property for the address + if (ws._socket) { + addr = ws._socket.remoteAddress; + port = ws._socket.remotePort; + } // if we're just now initializing a connection to the remote, + // inspect the url property + else { + var result = /ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url); + if (!result) { + throw new Error( + 'WebSocket URL must be in the format ws(s)://address:port' + ); + } + addr = result[1]; + port = parseInt(result[2], 10); + } + } else { + // create the actual websocket object and connect + try { + // The default value is 'ws://' the replace is needed because the compiler replaces '//' comments with '#' + // comments without checking context, so we'd end up with ws:#, the replace swaps the '#' for '//' again. + var url = 'ws:#'.replace('#', '//'); + // Make the WebSocket subprotocol (Sec-WebSocket-Protocol) default to binary if no configuration is set. + var subProtocols = 'binary'; + // The default value is 'binary' + // The default WebSocket options + var opts = undefined; + // Fetch runtime WebSocket URL config. + if ('function' === typeof SOCKFS.websocketArgs['url']) { + url = SOCKFS.websocketArgs['url'](...arguments); + } else if ( + 'string' === typeof SOCKFS.websocketArgs['url'] + ) { + url = SOCKFS.websocketArgs['url']; + } + // Fetch runtime WebSocket subprotocol config. + if (SOCKFS.websocketArgs['subprotocol']) { + subProtocols = SOCKFS.websocketArgs['subprotocol']; + } else if ( + SOCKFS.websocketArgs['subprotocol'] === null + ) { + subProtocols = 'null'; + } + if (url === 'ws://' || url === 'wss://') { + // Is the supplied URL config just a prefix, if so complete it. + var parts = addr.split('/'); + url = + url + + parts[0] + + ':' + + port + + '/' + + parts.slice(1).join('/'); + } + if (subProtocols !== 'null') { + // The regex trims the string (removes spaces at the beginning and end, then splits the string by + // , into an Array. Whitespace removal is important for Websockify and ws. + subProtocols = subProtocols + .replace(/^ +| +$/g, '') + .split(/ *, */); + opts = subProtocols; + } + // If node we use the ws library. + var WebSocketConstructor; + if (ENVIRONMENT_IS_NODE) { + WebSocketConstructor = + /** @type{(typeof WebSocket)} */ ( + require('ws') + ); + } else { + WebSocketConstructor = WebSocket; + } + if (Module['websocket']['decorator']) { + WebSocketConstructor = + Module['websocket']['decorator']( + WebSocketConstructor + ); + } + ws = new WebSocketConstructor(url, opts); + ws.binaryType = 'arraybuffer'; + } catch (e) { + throw new FS.ErrnoError(23); + } + } + var peer = { + addr, + port, + socket: ws, + msg_send_queue: [], + }; + SOCKFS.websocket_sock_ops.addPeer(sock, peer); + SOCKFS.websocket_sock_ops.handlePeerEvents(sock, peer); + // if this is a bound dgram socket, send the port number first to allow + // us to override the ephemeral port reported to us by remotePort on the + // remote end. + if (sock.type === 2 && typeof sock.sport != 'undefined') { + peer.msg_send_queue.push( + new Uint8Array([ + 255, + 255, + 255, + 255, + 'p'.charCodeAt(0), + 'o'.charCodeAt(0), + 'r'.charCodeAt(0), + 't'.charCodeAt(0), + (sock.sport & 65280) >> 8, + sock.sport & 255, + ]) + ); + } + return peer; + }, + getPeer(sock, addr, port) { + return sock.peers[addr + ':' + port]; + }, + addPeer(sock, peer) { + sock.peers[peer.addr + ':' + peer.port] = peer; + }, + removePeer(sock, peer) { + delete sock.peers[peer.addr + ':' + peer.port]; + }, + handlePeerEvents(sock, peer) { + var first = true; + var handleOpen = function () { + sock.connecting = false; + SOCKFS.emit('open', sock.stream.fd); + try { + var queued = peer.msg_send_queue.shift(); + while (queued) { + peer.socket.send(queued); + queued = peer.msg_send_queue.shift(); + } + } catch (e) { + // not much we can do here in the way of proper error handling as we've already + // lied and said this data was sent. shut it down. + peer.socket.close(); + } + }; + function handleMessage(data) { + if (typeof data == 'string') { + var encoder = new TextEncoder(); + // should be utf-8 + data = encoder.encode(data); + } // make a typed array from the string + else { + assert(data.byteLength !== undefined); + // must receive an ArrayBuffer + if (data.byteLength == 0) { + // An empty ArrayBuffer will emit a pseudo disconnect event + // as recv/recvmsg will return zero which indicates that a socket + // has performed a shutdown although the connection has not been disconnected yet. + return; + } + data = new Uint8Array(data); + } + // if this is the port message, override the peer's port with it + var wasfirst = first; + first = false; + if ( + wasfirst && + data.length === 10 && + data[0] === 255 && + data[1] === 255 && + data[2] === 255 && + data[3] === 255 && + data[4] === 'p'.charCodeAt(0) && + data[5] === 'o'.charCodeAt(0) && + data[6] === 'r'.charCodeAt(0) && + data[7] === 't'.charCodeAt(0) + ) { + // update the peer's port and it's key in the peer map + var newport = (data[8] << 8) | data[9]; + SOCKFS.websocket_sock_ops.removePeer(sock, peer); + peer.port = newport; + SOCKFS.websocket_sock_ops.addPeer(sock, peer); + return; + } + sock.recv_queue.push({ + addr: peer.addr, + port: peer.port, + data, + }); + SOCKFS.emit('message', sock.stream.fd); + } + if (ENVIRONMENT_IS_NODE) { + peer.socket.on('open', handleOpen); + peer.socket.on('message', function (data, isBinary) { + if (!isBinary) { + return; + } + handleMessage(new Uint8Array(data).buffer); + }); + // copy from node Buffer -> ArrayBuffer + peer.socket.on('close', function () { + SOCKFS.emit('close', sock.stream.fd); + }); + peer.socket.on('error', function (error) { + // Although the ws library may pass errors that may be more descriptive than + // ECONNREFUSED they are not necessarily the expected error code e.g. + // ENOTFOUND on getaddrinfo seems to be node.js specific, so using ECONNREFUSED + // is still probably the most useful thing to do. + sock.error = 14; + // Used in getsockopt for SOL_SOCKET/SO_ERROR test. + SOCKFS.emit('error', [ + sock.stream.fd, + sock.error, + 'ECONNREFUSED: Connection refused', + ]); + }); + } else { + peer.socket.onopen = handleOpen; + peer.socket.onclose = function () { + SOCKFS.emit('close', sock.stream.fd); + }; + peer.socket.onmessage = function peer_socket_onmessage( + event + ) { + handleMessage(event.data); + }; + peer.socket.onerror = function (error) { + // The WebSocket spec only allows a 'simple event' to be thrown on error, + // so we only really know as much as ECONNREFUSED. + sock.error = 14; + // Used in getsockopt for SOL_SOCKET/SO_ERROR test. + SOCKFS.emit('error', [ + sock.stream.fd, + sock.error, + 'ECONNREFUSED: Connection refused', + ]); + }; + } + }, + poll(sock) { + if (sock.type === 1 && sock.server) { + // listen sockets should only say they're available for reading + // if there are pending clients. + return sock.pending.length ? 64 | 1 : 0; + } + var mask = 0; + var dest = + sock.type === 1 // we only care about the socket state for connection-based sockets + ? SOCKFS.websocket_sock_ops.getPeer( + sock, + sock.daddr, + sock.dport + ) + : null; + if ( + sock.recv_queue.length || + !dest || // connection-less sockets are always ready to read + (dest && dest.socket.readyState === dest.socket.CLOSING) || + (dest && dest.socket.readyState === dest.socket.CLOSED) + ) { + // let recv return 0 once closed + mask |= 64 | 1; + } + if ( + !dest || // connection-less sockets are always ready to write + (dest && dest.socket.readyState === dest.socket.OPEN) + ) { + mask |= 4; + } + if ( + (dest && dest.socket.readyState === dest.socket.CLOSING) || + (dest && dest.socket.readyState === dest.socket.CLOSED) + ) { + // When an non-blocking connect fails mark the socket as writable. + // Its up to the calling code to then use getsockopt with SO_ERROR to + // retrieve the error. + // See https://man7.org/linux/man-pages/man2/connect.2.html + if (sock.connecting) { + mask |= 4; + } else { + mask |= 16; + } + } + return mask; + }, + ioctl(sock, request, arg) { + switch (request) { + case 21531: + var bytes = 0; + if (sock.recv_queue.length) { + bytes = sock.recv_queue[0].data.length; + } + HEAP32[arg >> 2] = bytes; + return 0; + + default: + return 28; + } + }, + close(sock) { + // if we've spawned a listen server, close it + if (sock.server) { + try { + sock.server.close(); + } catch (e) {} + sock.server = null; + } + // close any peer connections + var peers = Object.keys(sock.peers); + for (var i = 0; i < peers.length; i++) { + var peer = sock.peers[peers[i]]; + try { + peer.socket.close(); + } catch (e) {} + SOCKFS.websocket_sock_ops.removePeer(sock, peer); + } + return 0; + }, + bind(sock, addr, port) { + if ( + typeof sock.saddr != 'undefined' || + typeof sock.sport != 'undefined' + ) { + throw new FS.ErrnoError(28); + } + // already bound + sock.saddr = addr; + sock.sport = port; + // in order to emulate dgram sockets, we need to launch a listen server when + // binding on a connection-less socket + // note: this is only required on the server side + if (sock.type === 2) { + // close the existing server if it exists + if (sock.server) { + sock.server.close(); + sock.server = null; + } + // swallow error operation not supported error that occurs when binding in the + // browser where this isn't supported + try { + sock.sock_ops.listen(sock, 0); + } catch (e) { + if (!(e.name === 'ErrnoError')) throw e; + if (e.errno !== 138) throw e; + } + } + }, + connect(sock, addr, port) { + if (sock.server) { + throw new FS.ErrnoError(138); + } + // TODO autobind + // if (!sock.addr && sock.type == 2) { + // } + // early out if we're already connected / in the middle of connecting + if ( + typeof sock.daddr != 'undefined' && + typeof sock.dport != 'undefined' + ) { + var dest = SOCKFS.websocket_sock_ops.getPeer( + sock, + sock.daddr, + sock.dport + ); + if (dest) { + if (dest.socket.readyState === dest.socket.CONNECTING) { + throw new FS.ErrnoError(7); + } else { + throw new FS.ErrnoError(30); + } + } + } + // add the socket to our peer list and set our + // destination address / port to match + var peer = SOCKFS.websocket_sock_ops.createPeer( + sock, + addr, + port + ); + sock.daddr = peer.addr; + sock.dport = peer.port; + // because we cannot synchronously block to wait for the WebSocket + // connection to complete, we return here pretending that the connection + // was a success. + sock.connecting = true; + }, + listen(sock, backlog) { + if (!ENVIRONMENT_IS_NODE) { + throw new FS.ErrnoError(138); + } + if (sock.server) { + throw new FS.ErrnoError(28); + } + // already listening + var WebSocketServer = require('ws').Server; + var host = sock.saddr; + if (Module['websocket']['serverDecorator']) { + WebSocketServer = + Module['websocket']['serverDecorator'](WebSocketServer); + } + sock.server = new WebSocketServer({ + host, + port: sock.sport, + }); + // TODO support backlog + SOCKFS.emit('listen', sock.stream.fd); + // Send Event with listen fd. + sock.server.on('connection', function (ws) { + if (sock.type === 1) { + var newsock = SOCKFS.createSocket( + sock.family, + sock.type, + sock.protocol + ); + // create a peer on the new socket + var peer = SOCKFS.websocket_sock_ops.createPeer( + newsock, + ws + ); + newsock.daddr = peer.addr; + newsock.dport = peer.port; + // push to queue for accept to pick up + sock.pending.push(newsock); + SOCKFS.emit('connection', newsock.stream.fd); + } else { + // create a peer on the listen socket so calling sendto + // with the listen socket and an address will resolve + // to the correct client + SOCKFS.websocket_sock_ops.createPeer(sock, ws); + SOCKFS.emit('connection', sock.stream.fd); + } + }); + sock.server.on('close', function () { + SOCKFS.emit('close', sock.stream.fd); + sock.server = null; + }); + sock.server.on('error', function (error) { + // Although the ws library may pass errors that may be more descriptive than + // ECONNREFUSED they are not necessarily the expected error code e.g. + // ENOTFOUND on getaddrinfo seems to be node.js specific, so using EHOSTUNREACH + // is still probably the most useful thing to do. This error shouldn't + // occur in a well written app as errors should get trapped in the compiled + // app's own getaddrinfo call. + sock.error = 23; + // Used in getsockopt for SOL_SOCKET/SO_ERROR test. + SOCKFS.emit('error', [ + sock.stream.fd, + sock.error, + 'EHOSTUNREACH: Host is unreachable', + ]); + }); + }, + // don't throw + accept(listensock) { + if (!listensock.server || !listensock.pending.length) { + throw new FS.ErrnoError(28); + } + var newsock = listensock.pending.shift(); + newsock.stream.flags = listensock.stream.flags; + return newsock; + }, + getname(sock, peer) { + var addr, port; + if (peer) { + if (sock.daddr === undefined || sock.dport === undefined) { + throw new FS.ErrnoError(53); + } + addr = sock.daddr; + port = sock.dport; + } else { + // TODO saddr and sport will be set for bind()'d UDP sockets, but what + // should we be returning for TCP sockets that've been connect()'d? + addr = sock.saddr || 0; + port = sock.sport || 0; + } + return { + addr, + port, + }; + }, + sendmsg(sock, buffer, offset, length, addr, port) { + if (sock.type === 2) { + // connection-less sockets will honor the message address, + // and otherwise fall back to the bound destination address + if (addr === undefined || port === undefined) { + addr = sock.daddr; + port = sock.dport; + } + // if there was no address to fall back to, error out + if (addr === undefined || port === undefined) { + throw new FS.ErrnoError(17); + } + } else { + // connection-based sockets will only use the bound + addr = sock.daddr; + port = sock.dport; + } + // find the peer for the destination address + var dest = SOCKFS.websocket_sock_ops.getPeer(sock, addr, port); + // early out if not connected with a connection-based socket + if (sock.type === 1) { + if ( + !dest || + dest.socket.readyState === dest.socket.CLOSING || + dest.socket.readyState === dest.socket.CLOSED + ) { + throw new FS.ErrnoError(53); + } + } + // create a copy of the incoming data to send, as the WebSocket API + // doesn't work entirely with an ArrayBufferView, it'll just send + // the entire underlying buffer + if (ArrayBuffer.isView(buffer)) { + offset += buffer.byteOffset; + buffer = buffer.buffer; + } + var data = buffer.slice(offset, offset + length); + // if we don't have a cached connectionless UDP datagram connection, or + // the TCP socket is still connecting, queue the message to be sent upon + // connect, and lie, saying the data was sent now. + if (!dest || dest.socket.readyState !== dest.socket.OPEN) { + // if we're not connected, open a new connection + if (sock.type === 2) { + if ( + !dest || + dest.socket.readyState === dest.socket.CLOSING || + dest.socket.readyState === dest.socket.CLOSED + ) { + dest = SOCKFS.websocket_sock_ops.createPeer( + sock, + addr, + port + ); + } + } + dest.msg_send_queue.push(data); + return length; + } + try { + // send the actual data + dest.socket.send(data); + return length; + } catch (e) { + throw new FS.ErrnoError(28); + } + }, + recvmsg(sock, length, flags) { + // http://pubs.opengroup.org/onlinepubs/7908799/xns/recvmsg.html + if (sock.type === 1 && sock.server) { + // tcp servers should not be recv()'ing on the listen socket + throw new FS.ErrnoError(53); + } + var queued = sock.recv_queue.shift(); + if (!queued) { + if (sock.type === 1) { + var dest = SOCKFS.websocket_sock_ops.getPeer( + sock, + sock.daddr, + sock.dport + ); + if (!dest) { + // if we have a destination address but are not connected, error out + throw new FS.ErrnoError(53); + } + if ( + dest.socket.readyState === dest.socket.CLOSING || + dest.socket.readyState === dest.socket.CLOSED + ) { + // return null if the socket has closed + return null; + } + // else, our socket is in a valid state but truly has nothing available + throw new FS.ErrnoError(6); + } + throw new FS.ErrnoError(6); + } + // queued.data will be an ArrayBuffer if it's unadulterated, but if it's + // requeued TCP data it'll be an ArrayBufferView + var queuedLength = queued.data.byteLength || queued.data.length; + var queuedOffset = queued.data.byteOffset || 0; + var queuedBuffer = queued.data.buffer || queued.data; + var bytesRead = Math.min(length, queuedLength); + var res = { + buffer: new Uint8Array( + queuedBuffer, + queuedOffset, + bytesRead + ), + addr: queued.addr, + port: queued.port, + }; + // push back any unread data for TCP connections + if (flags & 2) { + bytesRead = 0; + } + if (sock.type === 1 && bytesRead < queuedLength) { + var bytesRemaining = queuedLength - bytesRead; + queued.data = new Uint8Array( + queuedBuffer, + queuedOffset + bytesRead, + bytesRemaining + ); + sock.recv_queue.unshift(queued); + } + return res; + }, + }, + }; + + var getSocketFromFD = (fd) => { + var socket = SOCKFS.getSocket(fd); + if (!socket) throw new FS.ErrnoError(8); + return socket; + }; + + var inetPton4 = (str) => { + var b = str.split('.'); + for (var i = 0; i < 4; i++) { + var tmp = Number(b[i]); + if (isNaN(tmp)) return null; + b[i] = tmp; + } + return (b[0] | (b[1] << 8) | (b[2] << 16) | (b[3] << 24)) >>> 0; + }; + + /** @suppress {checkTypes} */ var jstoi_q = (str) => parseInt(str); + + var inetPton6 = (str) => { + var words; + var w, offset, z; + /* http://home.deds.nl/~aeron/regex/ */ var valid6regx = + /^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i; + var parts = []; + if (!valid6regx.test(str)) { + return null; + } + if (str === '::') { + return [0, 0, 0, 0, 0, 0, 0, 0]; + } + // Z placeholder to keep track of zeros when splitting the string on ":" + if (str.startsWith('::')) { + str = str.replace('::', 'Z:'); + } // leading zeros case + else { + str = str.replace('::', ':Z:'); + } + if (str.indexOf('.') > 0) { + // parse IPv4 embedded stress + str = str.replace(new RegExp('[.]', 'g'), ':'); + words = str.split(':'); + words[words.length - 4] = + jstoi_q(words[words.length - 4]) + + jstoi_q(words[words.length - 3]) * 256; + words[words.length - 3] = + jstoi_q(words[words.length - 2]) + + jstoi_q(words[words.length - 1]) * 256; + words = words.slice(0, words.length - 2); + } else { + words = str.split(':'); + } + offset = 0; + z = 0; + for (w = 0; w < words.length; w++) { + if (typeof words[w] == 'string') { + if (words[w] === 'Z') { + // compressed zeros - write appropriate number of zero words + for (z = 0; z < 8 - words.length + 1; z++) { + parts[w + z] = 0; + } + offset = z - 1; + } else { + // parse hex to field to 16-bit value and write it in network byte-order + parts[w + offset] = _htons(parseInt(words[w], 16)); + } + } else { + // parsed IPv4 words + parts[w + offset] = words[w]; + } + } + return [ + (parts[1] << 16) | parts[0], + (parts[3] << 16) | parts[2], + (parts[5] << 16) | parts[4], + (parts[7] << 16) | parts[6], + ]; + }; + + /** @param {number=} addrlen */ var writeSockaddr = ( + sa, + family, + addr, + port, + addrlen + ) => { + switch (family) { + case 2: + addr = inetPton4(addr); + zeroMemory(sa, 16); + if (addrlen) { + HEAP32[addrlen >> 2] = 16; + } + HEAP16[sa >> 1] = family; + HEAP32[(sa + 4) >> 2] = addr; + HEAP16[(sa + 2) >> 1] = _htons(port); + break; + + case 10: + addr = inetPton6(addr); + zeroMemory(sa, 28); + if (addrlen) { + HEAP32[addrlen >> 2] = 28; + } + HEAP32[sa >> 2] = family; + HEAP32[(sa + 8) >> 2] = addr[0]; + HEAP32[(sa + 12) >> 2] = addr[1]; + HEAP32[(sa + 16) >> 2] = addr[2]; + HEAP32[(sa + 20) >> 2] = addr[3]; + HEAP16[(sa + 2) >> 1] = _htons(port); + break; + + default: + return 5; + } + return 0; + }; + + var DNS = { + address_map: { + id: 1, + addrs: {}, + names: {}, + }, + lookup_name(name) { + // If the name is already a valid ipv4 / ipv6 address, don't generate a fake one. + var res = inetPton4(name); + if (res !== null) { + return name; + } + res = inetPton6(name); + if (res !== null) { + return name; + } + // See if this name is already mapped. + var addr; + if (DNS.address_map.addrs[name]) { + addr = DNS.address_map.addrs[name]; + } else { + var id = DNS.address_map.id++; + assert(id < 65535, 'exceeded max address mappings of 65535'); + addr = '172.29.' + (id & 255) + '.' + (id & 65280); + DNS.address_map.names[addr] = name; + DNS.address_map.addrs[name] = addr; + } + return addr; + }, + lookup_addr(addr) { + if (DNS.address_map.names[addr]) { + return DNS.address_map.names[addr]; + } + return null; + }, + }; + + function ___syscall_accept4(fd, addr, addrlen, flags, d1, d2) { + try { + var sock = getSocketFromFD(fd); + var newsock = sock.sock_ops.accept(sock); + if (addr) { + var errno = writeSockaddr( + addr, + newsock.family, + DNS.lookup_name(newsock.daddr), + newsock.dport, + addrlen + ); + } + return newsock.stream.fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var inetNtop4 = (addr) => + (addr & 255) + + '.' + + ((addr >> 8) & 255) + + '.' + + ((addr >> 16) & 255) + + '.' + + ((addr >> 24) & 255); + + var inetNtop6 = (ints) => { + // ref: http://www.ietf.org/rfc/rfc2373.txt - section 2.5.4 + // Format for IPv4 compatible and mapped 128-bit IPv6 Addresses + // 128-bits are split into eight 16-bit words + // stored in network byte order (big-endian) + // | 80 bits | 16 | 32 bits | + // +-----------------------------------------------------------------+ + // | 10 bytes | 2 | 4 bytes | + // +--------------------------------------+--------------------------+ + // + 5 words | 1 | 2 words | + // +--------------------------------------+--------------------------+ + // |0000..............................0000|0000| IPv4 ADDRESS | (compatible) + // +--------------------------------------+----+---------------------+ + // |0000..............................0000|FFFF| IPv4 ADDRESS | (mapped) + // +--------------------------------------+----+---------------------+ + var str = ''; + var word = 0; + var longest = 0; + var lastzero = 0; + var zstart = 0; + var len = 0; + var i = 0; + var parts = [ + ints[0] & 65535, + ints[0] >> 16, + ints[1] & 65535, + ints[1] >> 16, + ints[2] & 65535, + ints[2] >> 16, + ints[3] & 65535, + ints[3] >> 16, + ]; + // Handle IPv4-compatible, IPv4-mapped, loopback and any/unspecified addresses + var hasipv4 = true; + var v4part = ''; + // check if the 10 high-order bytes are all zeros (first 5 words) + for (i = 0; i < 5; i++) { + if (parts[i] !== 0) { + hasipv4 = false; + break; + } + } + if (hasipv4) { + // low-order 32-bits store an IPv4 address (bytes 13 to 16) (last 2 words) + v4part = inetNtop4(parts[6] | (parts[7] << 16)); + // IPv4-mapped IPv6 address if 16-bit value (bytes 11 and 12) == 0xFFFF (6th word) + if (parts[5] === -1) { + str = '::ffff:'; + str += v4part; + return str; + } + // IPv4-compatible IPv6 address if 16-bit value (bytes 11 and 12) == 0x0000 (6th word) + if (parts[5] === 0) { + str = '::'; + //special case IPv6 addresses + if (v4part === '0.0.0.0') v4part = ''; + // any/unspecified address + if (v4part === '0.0.0.1') v4part = '1'; + // loopback address + str += v4part; + return str; + } + } + // Handle all other IPv6 addresses + // first run to find the longest contiguous zero words + for (word = 0; word < 8; word++) { + if (parts[word] === 0) { + if (word - lastzero > 1) { + len = 0; + } + lastzero = word; + len++; + } + if (len > longest) { + longest = len; + zstart = word - longest + 1; + } + } + for (word = 0; word < 8; word++) { + if (longest > 1) { + // compress contiguous zeros - to produce "::" + if ( + parts[word] === 0 && + word >= zstart && + word < zstart + longest + ) { + if (word === zstart) { + str += ':'; + if (zstart === 0) str += ':'; + } + //leading zeros case + continue; + } + } + // converts 16-bit words from big-endian to little-endian before converting to hex string + str += Number(_ntohs(parts[word] & 65535)).toString(16); + str += word < 7 ? ':' : ''; + } + return str; + }; + + var readSockaddr = (sa, salen) => { + // family / port offsets are common to both sockaddr_in and sockaddr_in6 + var family = HEAP16[sa >> 1]; + var port = _ntohs(HEAPU16[(sa + 2) >> 1]); + var addr; + switch (family) { + case 2: + if (salen !== 16) { + return { + errno: 28, + }; + } + addr = HEAP32[(sa + 4) >> 2]; + addr = inetNtop4(addr); + break; + + case 10: + if (salen !== 28) { + return { + errno: 28, + }; + } + addr = [ + HEAP32[(sa + 8) >> 2], + HEAP32[(sa + 12) >> 2], + HEAP32[(sa + 16) >> 2], + HEAP32[(sa + 20) >> 2], + ]; + addr = inetNtop6(addr); + break; + + default: + return { + errno: 5, + }; + } + return { + family, + addr, + port, + }; + }; + + var getSocketAddress = (addrp, addrlen) => { + var info = readSockaddr(addrp, addrlen); + if (info.errno) throw new FS.ErrnoError(info.errno); + info.addr = DNS.lookup_addr(info.addr) || info.addr; + return info; + }; + + function ___syscall_bind(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + var info = getSocketAddress(addr, addrlen); + sock.sock_ops.bind(sock, info.addr, info.port); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var SYSCALLS = { + DEFAULT_POLLMASK: 5, + calculateAt(dirfd, path, allowEmpty) { + if (PATH.isAbs(path)) { + return path; + } + // relative path + var dir; + if (dirfd === -100) { + dir = FS.cwd(); + } else { + var dirstream = SYSCALLS.getStreamFromFD(dirfd); + dir = dirstream.path; + } + if (path.length == 0) { + if (!allowEmpty) { + throw new FS.ErrnoError(44); + } + return dir; + } + return dir + '/' + path; + }, + doStat(func, path, buf) { + var stat = func(path); + HEAP32[buf >> 2] = stat.dev; + HEAP32[(buf + 4) >> 2] = stat.mode; + HEAPU32[(buf + 8) >> 2] = stat.nlink; + HEAP32[(buf + 12) >> 2] = stat.uid; + HEAP32[(buf + 16) >> 2] = stat.gid; + HEAP32[(buf + 20) >> 2] = stat.rdev; + (tempI64 = [ + stat.size >>> 0, + ((tempDouble = stat.size), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 24) >> 2] = tempI64[0]), + (HEAP32[(buf + 28) >> 2] = tempI64[1]); + HEAP32[(buf + 32) >> 2] = 4096; + HEAP32[(buf + 36) >> 2] = stat.blocks; + var atime = stat.atime.getTime(); + var mtime = stat.mtime.getTime(); + var ctime = stat.ctime.getTime(); + (tempI64 = [ + Math.floor(atime / 1e3) >>> 0, + ((tempDouble = Math.floor(atime / 1e3)), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 40) >> 2] = tempI64[0]), + (HEAP32[(buf + 44) >> 2] = tempI64[1]); + HEAPU32[(buf + 48) >> 2] = (atime % 1e3) * 1e3 * 1e3; + (tempI64 = [ + Math.floor(mtime / 1e3) >>> 0, + ((tempDouble = Math.floor(mtime / 1e3)), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 56) >> 2] = tempI64[0]), + (HEAP32[(buf + 60) >> 2] = tempI64[1]); + HEAPU32[(buf + 64) >> 2] = (mtime % 1e3) * 1e3 * 1e3; + (tempI64 = [ + Math.floor(ctime / 1e3) >>> 0, + ((tempDouble = Math.floor(ctime / 1e3)), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 72) >> 2] = tempI64[0]), + (HEAP32[(buf + 76) >> 2] = tempI64[1]); + HEAPU32[(buf + 80) >> 2] = (ctime % 1e3) * 1e3 * 1e3; + (tempI64 = [ + stat.ino >>> 0, + ((tempDouble = stat.ino), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 88) >> 2] = tempI64[0]), + (HEAP32[(buf + 92) >> 2] = tempI64[1]); + return 0; + }, + doMsync(addr, stream, len, flags, offset) { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + if (flags & 2) { + // MAP_PRIVATE calls need not to be synced back to underlying fs + return 0; + } + var buffer = HEAPU8.slice(addr, addr + len); + FS.msync(stream, buffer, offset, len, flags); + }, + getStreamFromFD(fd) { + var stream = FS.getStreamChecked(fd); + return stream; + }, + varargs: undefined, + getStr(ptr) { + var ret = UTF8ToString(ptr); + return ret; + }, + }; + + function ___syscall_chdir(path) { + try { + path = SYSCALLS.getStr(path); + FS.chdir(path); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_chmod(path, mode) { + try { + path = SYSCALLS.getStr(path); + FS.chmod(path, mode); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_connect(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + var info = getSocketAddress(addr, addrlen); + sock.sock_ops.connect(sock, info.addr, info.port); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_dup(fd) { + try { + var old = SYSCALLS.getStreamFromFD(fd); + return FS.dupStream(old).fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_dup3(fd, newfd, flags) { + try { + var old = SYSCALLS.getStreamFromFD(fd); + if (old.fd === newfd) return -28; + // Check newfd is within range of valid open file descriptors. + if (newfd < 0 || newfd >= FS.MAX_OPEN_FDS) return -8; + var existing = FS.getStream(newfd); + if (existing) FS.close(existing); + return FS.dupStream(old, newfd).fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_faccessat(dirfd, path, amode, flags) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + if (amode & ~7) { + // need a valid mode + return -28; + } + var lookup = FS.lookupPath(path, { + follow: true, + }); + var node = lookup.node; + if (!node) { + return -44; + } + var perms = ''; + if (amode & 4) perms += 'r'; + if (amode & 2) perms += 'w'; + if (amode & 1) perms += 'x'; + if ( + perms && + /* otherwise, they've just passed F_OK */ FS.nodePermissions( + node, + perms + ) + ) { + return -2; + } + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_fchmod(fd, mode) { + try { + FS.fchmod(fd, mode); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_fchown32(fd, owner, group) { + try { + FS.fchown(fd, owner, group); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_fchownat(dirfd, path, owner, group, flags) { + try { + path = SYSCALLS.getStr(path); + var nofollow = flags & 256; + flags = flags & ~256; + path = SYSCALLS.calculateAt(dirfd, path); + (nofollow ? FS.lchown : FS.chown)(path, owner, group); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + /** @suppress {duplicate } */ var syscallGetVarargI = () => { + // the `+` prepended here is necessary to convince the JSCompiler that varargs is indeed a number. + var ret = HEAP32[+SYSCALLS.varargs >> 2]; + SYSCALLS.varargs += 4; + return ret; + }; + + var syscallGetVarargP = syscallGetVarargI; + + function ___syscall_fcntl64(fd, cmd, varargs) { + SYSCALLS.varargs = varargs; + try { + var stream = SYSCALLS.getStreamFromFD(fd); + switch (cmd) { + case 0: { + var arg = syscallGetVarargI(); + if (arg < 0) { + return -28; + } + while (FS.streams[arg]) { + arg++; + } + var newStream; + newStream = FS.dupStream(stream, arg); + return newStream.fd; + } + + case 1: + case 2: + return 0; + + // FD_CLOEXEC makes no sense for a single process. + case 3: + return stream.flags; + + case 4: { + var arg = syscallGetVarargI(); + stream.flags |= arg; + return 0; + } + + case 12: { + var arg = syscallGetVarargP(); + var offset = 0; + // We're always unlocked. + HEAP16[(arg + offset) >> 1] = 2; + return 0; + } + + case 13: + case 14: + return 0; + } + // Pretend that the locking is successful. + return -28; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_fstat64(fd, buf) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + return SYSCALLS.doStat(FS.stat, stream.path, buf); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var convertI32PairToI53Checked = (lo, hi) => + (hi + 2097152) >>> 0 < 4194305 - !!lo + ? (lo >>> 0) + hi * 4294967296 + : NaN; + + function ___syscall_ftruncate64(fd, length_low, length_high) { + var length = convertI32PairToI53Checked(length_low, length_high); + try { + if (isNaN(length)) return 61; + FS.ftruncate(fd, length); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var stringToUTF8 = (str, outPtr, maxBytesToWrite) => + stringToUTF8Array(str, HEAPU8, outPtr, maxBytesToWrite); + + Module['stringToUTF8'] = stringToUTF8; + + function ___syscall_getcwd(buf, size) { + try { + if (size === 0) return -28; + var cwd = FS.cwd(); + var cwdLengthInBytes = lengthBytesUTF8(cwd) + 1; + if (size < cwdLengthInBytes) return -68; + stringToUTF8(cwd, buf, size); + return cwdLengthInBytes; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_getdents64(fd, dirp, count) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + stream.getdents ||= FS.readdir(stream.path); + var struct_size = 280; + var pos = 0; + var off = FS.llseek(stream, 0, 1); + var startIdx = Math.floor(off / struct_size); + var endIdx = Math.min( + stream.getdents.length, + startIdx + Math.floor(count / struct_size) + ); + for (var idx = startIdx; idx < endIdx; idx++) { + var id; + var type; + var name = stream.getdents[idx]; + if (name === '.') { + id = stream.node.id; + type = 4; + } // DT_DIR + else if (name === '..') { + var lookup = FS.lookupPath(stream.path, { + parent: true, + }); + id = lookup.node.id; + type = 4; + } // DT_DIR + else { + var child; + try { + child = FS.lookupNode(stream.node, name); + } catch (e) { + // If the entry is not a directory, file, or symlink, nodefs + // lookupNode will raise EINVAL. Skip these and continue. + if (e?.errno === 28) { + continue; + } + throw e; + } + id = child.id; + type = FS.isChrdev(child.mode) + ? 2 // DT_CHR, character device. + : FS.isDir(child.mode) + ? 4 // DT_DIR, directory. + : FS.isLink(child.mode) + ? 10 // DT_LNK, symbolic link. + : 8; + } + // DT_REG, regular file. + (tempI64 = [ + id >>> 0, + ((tempDouble = id), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(dirp + pos) >> 2] = tempI64[0]), + (HEAP32[(dirp + pos + 4) >> 2] = tempI64[1]); + (tempI64 = [ + ((idx + 1) * struct_size) >>> 0, + ((tempDouble = (idx + 1) * struct_size), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(dirp + pos + 8) >> 2] = tempI64[0]), + (HEAP32[(dirp + pos + 12) >> 2] = tempI64[1]); + HEAP16[(dirp + pos + 16) >> 1] = 280; + HEAP8[dirp + pos + 18] = type; + stringToUTF8(name, dirp + pos + 19, 256); + pos += struct_size; + } + FS.llseek(stream, idx * struct_size, 0); + return pos; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_getpeername(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + if (!sock.daddr) { + return -53; + } + // The socket is not connected. + var errno = writeSockaddr( + addr, + sock.family, + DNS.lookup_name(sock.daddr), + sock.dport, + addrlen + ); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_getsockname(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + // TODO: sock.saddr should never be undefined, see TODO in websocket_sock_ops.getname + var errno = writeSockaddr( + addr, + sock.family, + DNS.lookup_name(sock.saddr || '0.0.0.0'), + sock.sport, + addrlen + ); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_getsockopt(fd, level, optname, optval, optlen, d1) { + try { + var sock = getSocketFromFD(fd); + // Minimal getsockopt aimed at resolving https://github.com/emscripten-core/emscripten/issues/2211 + // so only supports SOL_SOCKET with SO_ERROR. + if (level === 1) { + if (optname === 4) { + HEAP32[optval >> 2] = sock.error; + HEAP32[optlen >> 2] = 4; + sock.error = null; + // Clear the error (The SO_ERROR option obtains and then clears this field). + return 0; + } + } + return -50; + } catch (e) { + // The option is unknown at the level indicated. + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_ioctl(fd, op, varargs) { + SYSCALLS.varargs = varargs; + try { + var stream = SYSCALLS.getStreamFromFD(fd); + switch (op) { + case 21509: { + if (!stream.tty) return -59; + return 0; + } + + case 21505: { + if (!stream.tty) return -59; + if (stream.tty.ops.ioctl_tcgets) { + var termios = stream.tty.ops.ioctl_tcgets(stream); + var argp = syscallGetVarargP(); + HEAP32[argp >> 2] = termios.c_iflag || 0; + HEAP32[(argp + 4) >> 2] = termios.c_oflag || 0; + HEAP32[(argp + 8) >> 2] = termios.c_cflag || 0; + HEAP32[(argp + 12) >> 2] = termios.c_lflag || 0; + for (var i = 0; i < 32; i++) { + HEAP8[argp + i + 17] = termios.c_cc[i] || 0; + } + return 0; + } + return 0; + } + + case 21510: + case 21511: + case 21512: { + if (!stream.tty) return -59; + return 0; + } + + // no-op, not actually adjusting terminal settings + case 21506: + case 21507: + case 21508: { + if (!stream.tty) return -59; + if (stream.tty.ops.ioctl_tcsets) { + var argp = syscallGetVarargP(); + var c_iflag = HEAP32[argp >> 2]; + var c_oflag = HEAP32[(argp + 4) >> 2]; + var c_cflag = HEAP32[(argp + 8) >> 2]; + var c_lflag = HEAP32[(argp + 12) >> 2]; + var c_cc = []; + for (var i = 0; i < 32; i++) { + c_cc.push(HEAP8[argp + i + 17]); + } + return stream.tty.ops.ioctl_tcsets(stream.tty, op, { + c_iflag, + c_oflag, + c_cflag, + c_lflag, + c_cc, + }); + } + return 0; + } + + // no-op, not actually adjusting terminal settings + case 21519: { + if (!stream.tty) return -59; + var argp = syscallGetVarargP(); + HEAP32[argp >> 2] = 0; + return 0; + } + + case 21520: { + if (!stream.tty) return -59; + return -28; + } + + // not supported + case 21531: { + var argp = syscallGetVarargP(); + return FS.ioctl(stream, op, argp); + } + + case 21523: { + // TODO: in theory we should write to the winsize struct that gets + // passed in, but for now musl doesn't read anything on it + if (!stream.tty) return -59; + if (stream.tty.ops.ioctl_tiocgwinsz) { + var winsize = stream.tty.ops.ioctl_tiocgwinsz( + stream.tty + ); + var argp = syscallGetVarargP(); + HEAP16[argp >> 1] = winsize[0]; + HEAP16[(argp + 2) >> 1] = winsize[1]; + } + return 0; + } + + case 21524: { + // TODO: technically, this ioctl call should change the window size. + // but, since emscripten doesn't have any concept of a terminal window + // yet, we'll just silently throw it away as we do TIOCGWINSZ + if (!stream.tty) return -59; + return 0; + } + + case 21515: { + if (!stream.tty) return -59; + return 0; + } + + default: + return -28; + } + } catch (e) { + // not supported + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_listen(fd, backlog) { + try { + var sock = getSocketFromFD(fd); + sock.sock_ops.listen(sock, backlog); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_lstat64(path, buf) { + try { + path = SYSCALLS.getStr(path); + return SYSCALLS.doStat(FS.lstat, path, buf); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_mkdirat(dirfd, path, mode) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + FS.mkdir(path, mode, 0); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_newfstatat(dirfd, path, buf, flags) { + try { + path = SYSCALLS.getStr(path); + var nofollow = flags & 256; + var allowEmpty = flags & 4096; + flags = flags & ~6400; + path = SYSCALLS.calculateAt(dirfd, path, allowEmpty); + return SYSCALLS.doStat(nofollow ? FS.lstat : FS.stat, path, buf); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_openat(dirfd, path, flags, varargs) { + SYSCALLS.varargs = varargs; + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + var mode = varargs ? syscallGetVarargI() : 0; + return FS.open(path, flags, mode).fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var PIPEFS = { + BUCKET_BUFFER_SIZE: 8192, + mount(mount) { + // Do not pollute the real root directory or its child nodes with pipes + // Looks like it is OK to create another pseudo-root node not linked to the FS.root hierarchy this way + return FS.createNode(null, '/', 16384 | 511, 0); + }, + createPipe() { + var pipe = { + buckets: [], + // refcnt 2 because pipe has a read end and a write end. We need to be + // able to read from the read end after write end is closed. + refcnt: 2, + }; + pipe.buckets.push({ + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: 0, + roffset: 0, + }); + var rName = PIPEFS.nextname(); + var wName = PIPEFS.nextname(); + var rNode = FS.createNode(PIPEFS.root, rName, 4096, 0); + var wNode = FS.createNode(PIPEFS.root, wName, 4096, 0); + rNode.pipe = pipe; + wNode.pipe = pipe; + var readableStream = FS.createStream({ + path: rName, + node: rNode, + flags: 0, + seekable: false, + stream_ops: PIPEFS.stream_ops, + }); + rNode.stream = readableStream; + var writableStream = FS.createStream({ + path: wName, + node: wNode, + flags: 1, + seekable: false, + stream_ops: PIPEFS.stream_ops, + }); + wNode.stream = writableStream; + return { + readable_fd: readableStream.fd, + writable_fd: writableStream.fd, + }; + }, + stream_ops: { + poll(stream) { + var pipe = stream.node.pipe; + if ((stream.flags & 2097155) === 1) { + return 256 | 4; + } + if (pipe.buckets.length > 0) { + for (var i = 0; i < pipe.buckets.length; i++) { + var bucket = pipe.buckets[i]; + if (bucket.offset - bucket.roffset > 0) { + return 64 | 1; + } + } + } + return 0; + }, + ioctl(stream, request, varargs) { + return 28; + }, + fsync(stream) { + return 28; + }, + read(stream, buffer, offset, length, position) { + /* ignored */ var pipe = stream.node.pipe; + var currentLength = 0; + for (var i = 0; i < pipe.buckets.length; i++) { + var bucket = pipe.buckets[i]; + currentLength += bucket.offset - bucket.roffset; + } + var data = buffer.subarray(offset, offset + length); + if (length <= 0) { + return 0; + } + if (currentLength == 0) { + // Behave as if the read end is always non-blocking + throw new FS.ErrnoError(6); + } + var toRead = Math.min(currentLength, length); + var totalRead = toRead; + var toRemove = 0; + for (var i = 0; i < pipe.buckets.length; i++) { + var currBucket = pipe.buckets[i]; + var bucketSize = currBucket.offset - currBucket.roffset; + if (toRead <= bucketSize) { + var tmpSlice = currBucket.buffer.subarray( + currBucket.roffset, + currBucket.offset + ); + if (toRead < bucketSize) { + tmpSlice = tmpSlice.subarray(0, toRead); + currBucket.roffset += toRead; + } else { + toRemove++; + } + data.set(tmpSlice); + break; + } else { + var tmpSlice = currBucket.buffer.subarray( + currBucket.roffset, + currBucket.offset + ); + data.set(tmpSlice); + data = data.subarray(tmpSlice.byteLength); + toRead -= tmpSlice.byteLength; + toRemove++; + } + } + if (toRemove && toRemove == pipe.buckets.length) { + // Do not generate excessive garbage in use cases such as + // write several bytes, read everything, write several bytes, read everything... + toRemove--; + pipe.buckets[toRemove].offset = 0; + pipe.buckets[toRemove].roffset = 0; + } + pipe.buckets.splice(0, toRemove); + return totalRead; + }, + write(stream, buffer, offset, length, position) { + /* ignored */ var pipe = stream.node.pipe; + var data = buffer.subarray(offset, offset + length); + var dataLen = data.byteLength; + if (dataLen <= 0) { + return 0; + } + var currBucket = null; + if (pipe.buckets.length == 0) { + currBucket = { + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: 0, + roffset: 0, + }; + pipe.buckets.push(currBucket); + } else { + currBucket = pipe.buckets[pipe.buckets.length - 1]; + } + assert(currBucket.offset <= PIPEFS.BUCKET_BUFFER_SIZE); + var freeBytesInCurrBuffer = + PIPEFS.BUCKET_BUFFER_SIZE - currBucket.offset; + if (freeBytesInCurrBuffer >= dataLen) { + currBucket.buffer.set(data, currBucket.offset); + currBucket.offset += dataLen; + return dataLen; + } else if (freeBytesInCurrBuffer > 0) { + currBucket.buffer.set( + data.subarray(0, freeBytesInCurrBuffer), + currBucket.offset + ); + currBucket.offset += freeBytesInCurrBuffer; + data = data.subarray( + freeBytesInCurrBuffer, + data.byteLength + ); + } + var numBuckets = + (data.byteLength / PIPEFS.BUCKET_BUFFER_SIZE) | 0; + var remElements = data.byteLength % PIPEFS.BUCKET_BUFFER_SIZE; + for (var i = 0; i < numBuckets; i++) { + var newBucket = { + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: PIPEFS.BUCKET_BUFFER_SIZE, + roffset: 0, + }; + pipe.buckets.push(newBucket); + newBucket.buffer.set( + data.subarray(0, PIPEFS.BUCKET_BUFFER_SIZE) + ); + data = data.subarray( + PIPEFS.BUCKET_BUFFER_SIZE, + data.byteLength + ); + } + if (remElements > 0) { + var newBucket = { + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: data.byteLength, + roffset: 0, + }; + pipe.buckets.push(newBucket); + newBucket.buffer.set(data); + } + return dataLen; + }, + close(stream) { + var pipe = stream.node.pipe; + pipe.refcnt--; + if (pipe.refcnt === 0) { + pipe.buckets = null; + } + }, + }, + nextname() { + if (!PIPEFS.nextname.current) { + PIPEFS.nextname.current = 0; + } + return 'pipe[' + PIPEFS.nextname.current++ + ']'; + }, + }; + + function ___syscall_pipe(fdPtr) { + try { + if (fdPtr == 0) { + throw new FS.ErrnoError(21); + } + var res = PIPEFS.createPipe(); + HEAP32[fdPtr >> 2] = res.readable_fd; + HEAP32[(fdPtr + 4) >> 2] = res.writable_fd; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_poll(fds, nfds, timeout) { + try { + var nonzero = 0; + for (var i = 0; i < nfds; i++) { + var pollfd = fds + 8 * i; + var fd = HEAP32[pollfd >> 2]; + var events = HEAP16[(pollfd + 4) >> 1]; + var mask = 32; + var stream = FS.getStream(fd); + if (stream) { + mask = SYSCALLS.DEFAULT_POLLMASK; + if (stream.stream_ops?.poll) { + mask = stream.stream_ops.poll(stream, -1); + } + } + mask &= events | 8 | 16; + if (mask) nonzero++; + HEAP16[(pollfd + 6) >> 1] = mask; + } + return nonzero; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_readlinkat(dirfd, path, buf, bufsize) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + if (bufsize <= 0) return -28; + var ret = FS.readlink(path); + var len = Math.min(bufsize, lengthBytesUTF8(ret)); + var endChar = HEAP8[buf + len]; + stringToUTF8(ret, buf, bufsize + 1); + // readlink is one of the rare functions that write out a C string, but does never append a null to the output buffer(!) + // stringToUTF8() always appends a null byte, so restore the character under the null byte after the write. + HEAP8[buf + len] = endChar; + return len; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_recvfrom(fd, buf, len, flags, addr, addrlen) { + try { + var sock = getSocketFromFD(fd); + var msg = sock.sock_ops.recvmsg( + sock, + len, + typeof flags !== 'undefined' ? flags : 0 + ); + if (!msg) return 0; + // socket is closed + if (addr) { + var errno = writeSockaddr( + addr, + sock.family, + DNS.lookup_name(msg.addr), + msg.port, + addrlen + ); + } + HEAPU8.set(msg.buffer, buf); + return msg.buffer.byteLength; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_renameat(olddirfd, oldpath, newdirfd, newpath) { + try { + oldpath = SYSCALLS.getStr(oldpath); + newpath = SYSCALLS.getStr(newpath); + oldpath = SYSCALLS.calculateAt(olddirfd, oldpath); + newpath = SYSCALLS.calculateAt(newdirfd, newpath); + FS.rename(oldpath, newpath); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_rmdir(path) { + try { + path = SYSCALLS.getStr(path); + FS.rmdir(path); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_sendto(fd, message, length, flags, addr, addr_len) { + try { + var sock = getSocketFromFD(fd); + if (!addr) { + // send, no address provided + return FS.write(sock.stream, HEAP8, message, length); + } + var dest = getSocketAddress(addr, addr_len); + // sendto an address + return sock.sock_ops.sendmsg( + sock, + HEAP8, + message, + length, + dest.addr, + dest.port + ); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_socket(domain, type, protocol) { + try { + var sock = SOCKFS.createSocket(domain, type, protocol); + return sock.stream.fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_stat64(path, buf) { + try { + path = SYSCALLS.getStr(path); + return SYSCALLS.doStat(FS.stat, path, buf); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_statfs64(path, size, buf) { + try { + var stats = FS.statfs(SYSCALLS.getStr(path)); + HEAP32[(buf + 4) >> 2] = stats.bsize; + HEAP32[(buf + 40) >> 2] = stats.bsize; + HEAP32[(buf + 8) >> 2] = stats.blocks; + HEAP32[(buf + 12) >> 2] = stats.bfree; + HEAP32[(buf + 16) >> 2] = stats.bavail; + HEAP32[(buf + 20) >> 2] = stats.files; + HEAP32[(buf + 24) >> 2] = stats.ffree; + HEAP32[(buf + 28) >> 2] = stats.fsid; + HEAP32[(buf + 44) >> 2] = stats.flags; + // ST_NOSUID + HEAP32[(buf + 36) >> 2] = stats.namelen; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_symlinkat(target, dirfd, linkpath) { + try { + target = SYSCALLS.getStr(target); + linkpath = SYSCALLS.getStr(linkpath); + linkpath = SYSCALLS.calculateAt(dirfd, linkpath); + FS.symlink(target, linkpath); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_unlinkat(dirfd, path, flags) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + if (flags === 0) { + FS.unlink(path); + } else if (flags === 512) { + FS.rmdir(path); + } else { + abort('Invalid flags passed to unlinkat'); + } + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var readI53FromI64 = (ptr) => + HEAPU32[ptr >> 2] + HEAP32[(ptr + 4) >> 2] * 4294967296; + + function ___syscall_utimensat(dirfd, path, times, flags) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path, true); + var now = Date.now(), + atime, + mtime; + if (!times) { + atime = now; + mtime = now; + } else { + var seconds = readI53FromI64(times); + var nanoseconds = HEAP32[(times + 8) >> 2]; + if (nanoseconds == 1073741823) { + atime = now; + } else if (nanoseconds == 1073741822) { + atime = null; + } else { + atime = seconds * 1e3 + nanoseconds / (1e3 * 1e3); + } + times += 16; + seconds = readI53FromI64(times); + nanoseconds = HEAP32[(times + 8) >> 2]; + if (nanoseconds == 1073741823) { + mtime = now; + } else if (nanoseconds == 1073741822) { + mtime = null; + } else { + mtime = seconds * 1e3 + nanoseconds / (1e3 * 1e3); + } + } + // null here means UTIME_OMIT was passed. If both were set to UTIME_OMIT then + // we can skip the call completely. + if ((mtime ?? atime) !== null) { + FS.utime(path, atime, mtime); + } + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var __abort_js = () => abort(''); + + var __emscripten_lookup_name = (name) => { + // uint32_t _emscripten_lookup_name(const char *name); + var nameString = UTF8ToString(name); + return inetPton4(DNS.lookup_name(nameString)); + }; + + var __emscripten_memcpy_js = (dest, src, num) => + HEAPU8.copyWithin(dest, src, src + num); + + var runtimeKeepaliveCounter = 0; + + var __emscripten_runtime_keepalive_clear = () => { + noExitRuntime = false; + runtimeKeepaliveCounter = 0; + }; + + var __emscripten_throw_longjmp = () => { + throw Infinity; + }; + + function __gmtime_js(time_low, time_high, tmPtr) { + var time = convertI32PairToI53Checked(time_low, time_high); + var date = new Date(time * 1e3); + HEAP32[tmPtr >> 2] = date.getUTCSeconds(); + HEAP32[(tmPtr + 4) >> 2] = date.getUTCMinutes(); + HEAP32[(tmPtr + 8) >> 2] = date.getUTCHours(); + HEAP32[(tmPtr + 12) >> 2] = date.getUTCDate(); + HEAP32[(tmPtr + 16) >> 2] = date.getUTCMonth(); + HEAP32[(tmPtr + 20) >> 2] = date.getUTCFullYear() - 1900; + HEAP32[(tmPtr + 24) >> 2] = date.getUTCDay(); + var start = Date.UTC(date.getUTCFullYear(), 0, 1, 0, 0, 0, 0); + var yday = ((date.getTime() - start) / (1e3 * 60 * 60 * 24)) | 0; + HEAP32[(tmPtr + 28) >> 2] = yday; + } + + var isLeapYear = (year) => + year % 4 === 0 && (year % 100 !== 0 || year % 400 === 0); + + var MONTH_DAYS_LEAP_CUMULATIVE = [ + 0, 31, 60, 91, 121, 152, 182, 213, 244, 274, 305, 335, + ]; + + var MONTH_DAYS_REGULAR_CUMULATIVE = [ + 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334, + ]; + + var ydayFromDate = (date) => { + var leap = isLeapYear(date.getFullYear()); + var monthDaysCumulative = leap + ? MONTH_DAYS_LEAP_CUMULATIVE + : MONTH_DAYS_REGULAR_CUMULATIVE; + var yday = monthDaysCumulative[date.getMonth()] + date.getDate() - 1; + // -1 since it's days since Jan 1 + return yday; + }; + + function __localtime_js(time_low, time_high, tmPtr) { + var time = convertI32PairToI53Checked(time_low, time_high); + var date = new Date(time * 1e3); + HEAP32[tmPtr >> 2] = date.getSeconds(); + HEAP32[(tmPtr + 4) >> 2] = date.getMinutes(); + HEAP32[(tmPtr + 8) >> 2] = date.getHours(); + HEAP32[(tmPtr + 12) >> 2] = date.getDate(); + HEAP32[(tmPtr + 16) >> 2] = date.getMonth(); + HEAP32[(tmPtr + 20) >> 2] = date.getFullYear() - 1900; + HEAP32[(tmPtr + 24) >> 2] = date.getDay(); + var yday = ydayFromDate(date) | 0; + HEAP32[(tmPtr + 28) >> 2] = yday; + HEAP32[(tmPtr + 36) >> 2] = -(date.getTimezoneOffset() * 60); + // Attention: DST is in December in South, and some regions don't have DST at all. + var start = new Date(date.getFullYear(), 0, 1); + var summerOffset = new Date( + date.getFullYear(), + 6, + 1 + ).getTimezoneOffset(); + var winterOffset = start.getTimezoneOffset(); + var dst = + (summerOffset != winterOffset && + date.getTimezoneOffset() == + Math.min(winterOffset, summerOffset)) | 0; + HEAP32[(tmPtr + 32) >> 2] = dst; + } + + /** @suppress {duplicate } */ var setTempRet0 = (val) => + __emscripten_tempret_set(val); + + var __mktime_js = function (tmPtr) { + var ret = (() => { + var date = new Date( + HEAP32[(tmPtr + 20) >> 2] + 1900, + HEAP32[(tmPtr + 16) >> 2], + HEAP32[(tmPtr + 12) >> 2], + HEAP32[(tmPtr + 8) >> 2], + HEAP32[(tmPtr + 4) >> 2], + HEAP32[tmPtr >> 2], + 0 + ); + // There's an ambiguous hour when the time goes back; the tm_isdst field is + // used to disambiguate it. Date() basically guesses, so we fix it up if it + // guessed wrong, or fill in tm_isdst with the guess if it's -1. + var dst = HEAP32[(tmPtr + 32) >> 2]; + var guessedOffset = date.getTimezoneOffset(); + var start = new Date(date.getFullYear(), 0, 1); + var summerOffset = new Date( + date.getFullYear(), + 6, + 1 + ).getTimezoneOffset(); + var winterOffset = start.getTimezoneOffset(); + var dstOffset = Math.min(winterOffset, summerOffset); + // DST is in December in South + if (dst < 0) { + // Attention: some regions don't have DST at all. + HEAP32[(tmPtr + 32) >> 2] = Number( + summerOffset != winterOffset && dstOffset == guessedOffset + ); + } else if (dst > 0 != (dstOffset == guessedOffset)) { + var nonDstOffset = Math.max(winterOffset, summerOffset); + var trueOffset = dst > 0 ? dstOffset : nonDstOffset; + // Don't try setMinutes(date.getMinutes() + ...) -- it's messed up. + date.setTime( + date.getTime() + (trueOffset - guessedOffset) * 6e4 + ); + } + HEAP32[(tmPtr + 24) >> 2] = date.getDay(); + var yday = ydayFromDate(date) | 0; + HEAP32[(tmPtr + 28) >> 2] = yday; + // To match expected behavior, update fields from date + HEAP32[tmPtr >> 2] = date.getSeconds(); + HEAP32[(tmPtr + 4) >> 2] = date.getMinutes(); + HEAP32[(tmPtr + 8) >> 2] = date.getHours(); + HEAP32[(tmPtr + 12) >> 2] = date.getDate(); + HEAP32[(tmPtr + 16) >> 2] = date.getMonth(); + HEAP32[(tmPtr + 20) >> 2] = date.getYear(); + var timeMs = date.getTime(); + if (isNaN(timeMs)) { + return -1; + } + // Return time in microseconds + return timeMs / 1e3; + })(); + return ( + setTempRet0( + ((tempDouble = ret), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0) + ), + ret >>> 0 + ); + }; + + function __mmap_js( + len, + prot, + flags, + fd, + offset_low, + offset_high, + allocated, + addr + ) { + var offset = convertI32PairToI53Checked(offset_low, offset_high); + try { + if (isNaN(offset)) return 61; + var stream = SYSCALLS.getStreamFromFD(fd); + var res = FS.mmap(stream, len, offset, prot, flags); + var ptr = res.ptr; + HEAP32[allocated >> 2] = res.allocated; + HEAPU32[addr >> 2] = ptr; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function __munmap_js(addr, len, prot, flags, fd, offset_low, offset_high) { + var offset = convertI32PairToI53Checked(offset_low, offset_high); + try { + var stream = SYSCALLS.getStreamFromFD(fd); + if (prot & 2) { + SYSCALLS.doMsync(addr, stream, len, flags, offset); + } + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var timers = {}; + + var handleException = (e) => { + // Certain exception types we do not treat as errors since they are used for + // internal control flow. + // 1. ExitStatus, which is thrown by exit() + // 2. "unwind", which is thrown by emscripten_unwind_to_js_event_loop() and others + // that wish to return to JS event loop. + if (e instanceof ExitStatus || e == 'unwind') { + return EXITSTATUS; + } + quit_(1, e); + }; + + var keepRuntimeAlive = () => noExitRuntime || runtimeKeepaliveCounter > 0; + + var _proc_exit = (code) => { + EXITSTATUS = code; + if (!keepRuntimeAlive()) { + Module['onExit']?.(code); + ABORT = true; + } + quit_(code, new ExitStatus(code)); + }; + + /** @suppress {duplicate } */ /** @param {boolean|number=} implicit */ var exitJS = + (status, implicit) => { + EXITSTATUS = status; + if (!keepRuntimeAlive()) { + exitRuntime(); + } + _proc_exit(status); + }; + + var _exit = exitJS; + + Module['_exit'] = _exit; + + var maybeExit = () => { + if (runtimeExited) { + return; + } + if (!keepRuntimeAlive()) { + try { + _exit(EXITSTATUS); + } catch (e) { + handleException(e); + } + } + }; + + var callUserCallback = (func) => { + if (runtimeExited || ABORT) { + return; + } + try { + func(); + maybeExit(); + } catch (e) { + handleException(e); + } + }; + + var _emscripten_get_now = () => performance.now(); + + var __setitimer_js = (which, timeout_ms) => { + // First, clear any existing timer. + if (timers[which]) { + clearTimeout(timers[which].id); + delete timers[which]; + } + // A timeout of zero simply cancels the current timeout so we have nothing + // more to do. + if (!timeout_ms) return 0; + var id = setTimeout(() => { + delete timers[which]; + callUserCallback(() => + __emscripten_timeout(which, _emscripten_get_now()) + ); + }, timeout_ms); + timers[which] = { + id, + timeout_ms, + }; + return 0; + }; + + var __tzset_js = (timezone, daylight, std_name, dst_name) => { + // TODO: Use (malleable) environment variables instead of system settings. + var currentYear = new Date().getFullYear(); + var winter = new Date(currentYear, 0, 1); + var summer = new Date(currentYear, 6, 1); + var winterOffset = winter.getTimezoneOffset(); + var summerOffset = summer.getTimezoneOffset(); + // Local standard timezone offset. Local standard time is not adjusted for + // daylight savings. This code uses the fact that getTimezoneOffset returns + // a greater value during Standard Time versus Daylight Saving Time (DST). + // Thus it determines the expected output during Standard Time, and it + // compares whether the output of the given date the same (Standard) or less + // (DST). + var stdTimezoneOffset = Math.max(winterOffset, summerOffset); + // timezone is specified as seconds west of UTC ("The external variable + // `timezone` shall be set to the difference, in seconds, between + // Coordinated Universal Time (UTC) and local standard time."), the same + // as returned by stdTimezoneOffset. + // See http://pubs.opengroup.org/onlinepubs/009695399/functions/tzset.html + HEAPU32[timezone >> 2] = stdTimezoneOffset * 60; + HEAP32[daylight >> 2] = Number(winterOffset != summerOffset); + var extractZone = (timezoneOffset) => { + // Why inverse sign? + // Read here https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Date/getTimezoneOffset + var sign = timezoneOffset >= 0 ? '-' : '+'; + var absOffset = Math.abs(timezoneOffset); + var hours = String(Math.floor(absOffset / 60)).padStart(2, '0'); + var minutes = String(absOffset % 60).padStart(2, '0'); + return `UTC${sign}${hours}${minutes}`; + }; + var winterName = extractZone(winterOffset); + var summerName = extractZone(summerOffset); + if (summerOffset < winterOffset) { + // Northern hemisphere + stringToUTF8(winterName, std_name, 17); + stringToUTF8(summerName, dst_name, 17); + } else { + stringToUTF8(winterName, dst_name, 17); + stringToUTF8(summerName, std_name, 17); + } + }; + + var _emscripten_date_now = () => Date.now(); + + var nowIsMonotonic = 1; + + var checkWasiClock = (clock_id) => clock_id >= 0 && clock_id <= 3; + + function _clock_time_get( + clk_id, + ignored_precision_low, + ignored_precision_high, + ptime + ) { + var ignored_precision = convertI32PairToI53Checked( + ignored_precision_low, + ignored_precision_high + ); + if (!checkWasiClock(clk_id)) { + return 28; + } + var now; + // all wasi clocks but realtime are monotonic + if (clk_id === 0) { + now = _emscripten_date_now(); + } else if (nowIsMonotonic) { + now = _emscripten_get_now(); + } else { + return 52; + } + // "now" is in ms, and wasi times are in ns. + var nsec = Math.round(now * 1e3 * 1e3); + (tempI64 = [ + nsec >>> 0, + ((tempDouble = nsec), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[ptime >> 2] = tempI64[0]), + (HEAP32[(ptime + 4) >> 2] = tempI64[1]); + return 0; + } + + var getHeapMax = () => + // Stay one Wasm page short of 4GB: while e.g. Chrome is able to allocate + // full 4GB Wasm memories, the size will wrap back to 0 bytes in Wasm side + // for any code that deals with heap sizes, which would require special + // casing all heap size related code to treat 0 specially. + 2147483648; + + var _emscripten_get_heap_max = () => getHeapMax(); + + var growMemory = (size) => { + var b = wasmMemory.buffer; + var pages = ((size - b.byteLength + 65535) / 65536) | 0; + try { + // round size grow request up to wasm page size (fixed 64KB per spec) + wasmMemory.grow(pages); + // .grow() takes a delta compared to the previous size + updateMemoryViews(); + return 1; + } /*success*/ catch (e) {} + }; + + // implicit 0 return to save code size (caller will cast "undefined" into 0 + // anyhow) + var _emscripten_resize_heap = (requestedSize) => { + var oldSize = HEAPU8.length; + // With CAN_ADDRESS_2GB or MEMORY64, pointers are already unsigned. + requestedSize >>>= 0; + // With multithreaded builds, races can happen (another thread might increase the size + // in between), so return a failure, and let the caller retry. + // Memory resize rules: + // 1. Always increase heap size to at least the requested size, rounded up + // to next page multiple. + // 2a. If MEMORY_GROWTH_LINEAR_STEP == -1, excessively resize the heap + // geometrically: increase the heap size according to + // MEMORY_GROWTH_GEOMETRIC_STEP factor (default +20%), At most + // overreserve by MEMORY_GROWTH_GEOMETRIC_CAP bytes (default 96MB). + // 2b. If MEMORY_GROWTH_LINEAR_STEP != -1, excessively resize the heap + // linearly: increase the heap size by at least + // MEMORY_GROWTH_LINEAR_STEP bytes. + // 3. Max size for the heap is capped at 2048MB-WASM_PAGE_SIZE, or by + // MAXIMUM_MEMORY, or by ASAN limit, depending on which is smallest + // 4. If we were unable to allocate as much memory, it may be due to + // over-eager decision to excessively reserve due to (3) above. + // Hence if an allocation fails, cut down on the amount of excess + // growth, in an attempt to succeed to perform a smaller allocation. + // A limit is set for how much we can grow. We should not exceed that + // (the wasm binary specifies it, so if we tried, we'd fail anyhow). + var maxHeapSize = getHeapMax(); + if (requestedSize > maxHeapSize) { + return false; + } + // Loop through potential heap size increases. If we attempt a too eager + // reservation that fails, cut down on the attempted size and reserve a + // smaller bump instead. (max 3 times, chosen somewhat arbitrarily) + for (var cutDown = 1; cutDown <= 4; cutDown *= 2) { + var overGrownHeapSize = oldSize * (1 + 0.2 / cutDown); + // ensure geometric growth + // but limit overreserving (default to capping at +96MB overgrowth at most) + overGrownHeapSize = Math.min( + overGrownHeapSize, + requestedSize + 100663296 + ); + var newSize = Math.min( + maxHeapSize, + alignMemory(Math.max(requestedSize, overGrownHeapSize), 65536) + ); + var replacement = growMemory(newSize); + if (replacement) { + return true; + } + } + return false; + }; + + var runtimeKeepalivePush = () => { + runtimeKeepaliveCounter += 1; + }; + + var runtimeKeepalivePop = () => { + runtimeKeepaliveCounter -= 1; + }; + + /** @param {number=} timeout */ var safeSetTimeout = (func, timeout) => { + runtimeKeepalivePush(); + return setTimeout(() => { + runtimeKeepalivePop(); + callUserCallback(func); + }, timeout); + }; + + var _emscripten_sleep = (ms) => + Asyncify.handleSleep((wakeUp) => safeSetTimeout(wakeUp, ms)); + + Module['_emscripten_sleep'] = _emscripten_sleep; + + _emscripten_sleep.isAsync = true; + + var ENV = PHPLoader.ENV || {}; + + var getExecutableName = () => thisProgram || './this.program'; + + var getEnvStrings = () => { + if (!getEnvStrings.strings) { + // Default values. + // Browser language detection #8751 + var lang = + ( + (typeof navigator == 'object' && + navigator.languages && + navigator.languages[0]) || + 'C' + ).replace('-', '_') + '.UTF-8'; + var env = { + USER: 'web_user', + LOGNAME: 'web_user', + PATH: '/', + PWD: '/', + HOME: '/home/web_user', + LANG: lang, + _: getExecutableName(), + }; + // Apply the user-provided values, if any. + for (var x in ENV) { + // x is a key in ENV; if ENV[x] is undefined, that means it was + // explicitly set to be so. We allow user code to do that to + // force variables with default values to remain unset. + if (ENV[x] === undefined) delete env[x]; + else env[x] = ENV[x]; + } + var strings = []; + for (var x in env) { + strings.push(`${x}=${env[x]}`); + } + getEnvStrings.strings = strings; + } + return getEnvStrings.strings; + }; + + var stringToAscii = (str, buffer) => { + for (var i = 0; i < str.length; ++i) { + HEAP8[buffer++] = str.charCodeAt(i); + } + // Null-terminate the string + HEAP8[buffer] = 0; + }; + + var _environ_get = (__environ, environ_buf) => { + var bufSize = 0; + getEnvStrings().forEach((string, i) => { + var ptr = environ_buf + bufSize; + HEAPU32[(__environ + i * 4) >> 2] = ptr; + stringToAscii(string, ptr); + bufSize += string.length + 1; + }); + return 0; + }; + + var _environ_sizes_get = (penviron_count, penviron_buf_size) => { + var strings = getEnvStrings(); + HEAPU32[penviron_count >> 2] = strings.length; + var bufSize = 0; + strings.forEach((string) => (bufSize += string.length + 1)); + HEAPU32[penviron_buf_size >> 2] = bufSize; + return 0; + }; + + function _fd_close(fd) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + FS.close(stream); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + function _fd_fdstat_get(fd, pbuf) { + try { + var rightsBase = 0; + var rightsInheriting = 0; + var flags = 0; + { + var stream = SYSCALLS.getStreamFromFD(fd); + // All character devices are terminals (other things a Linux system would + // assume is a character device, like the mouse, we have special APIs for). + var type = stream.tty + ? 2 + : FS.isDir(stream.mode) + ? 3 + : FS.isLink(stream.mode) + ? 7 + : 4; + } + HEAP8[pbuf] = type; + HEAP16[(pbuf + 2) >> 1] = flags; + (tempI64 = [ + rightsBase >>> 0, + ((tempDouble = rightsBase), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(pbuf + 8) >> 2] = tempI64[0]), + (HEAP32[(pbuf + 12) >> 2] = tempI64[1]); + (tempI64 = [ + rightsInheriting >>> 0, + ((tempDouble = rightsInheriting), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(pbuf + 16) >> 2] = tempI64[0]), + (HEAP32[(pbuf + 20) >> 2] = tempI64[1]); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + /** @param {number=} offset */ var doReadv = ( + stream, + iov, + iovcnt, + offset + ) => { + var ret = 0; + for (var i = 0; i < iovcnt; i++) { + var ptr = HEAPU32[iov >> 2]; + var len = HEAPU32[(iov + 4) >> 2]; + iov += 8; + var curr = FS.read(stream, HEAP8, ptr, len, offset); + if (curr < 0) return -1; + ret += curr; + if (curr < len) break; + // nothing more to read + if (typeof offset != 'undefined') { + offset += curr; + } + } + return ret; + }; + + function _fd_read(fd, iov, iovcnt, pnum) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + var num = doReadv(stream, iov, iovcnt); + HEAPU32[pnum >> 2] = num; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + function _fd_seek(fd, offset_low, offset_high, whence, newOffset) { + var offset = convertI32PairToI53Checked(offset_low, offset_high); + try { + if (isNaN(offset)) return 61; + var stream = SYSCALLS.getStreamFromFD(fd); + FS.llseek(stream, offset, whence); + (tempI64 = [ + stream.position >>> 0, + ((tempDouble = stream.position), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[newOffset >> 2] = tempI64[0]), + (HEAP32[(newOffset + 4) >> 2] = tempI64[1]); + if (stream.getdents && offset === 0 && whence === 0) + stream.getdents = null; + // reset readdir state + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + var _fd_sync = function (fd) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + return Asyncify.handleSleep((wakeUp) => { + var mount = stream.node.mount; + if (!mount.type.syncfs) { + // We write directly to the file system, so there's nothing to do here. + wakeUp(0); + return; + } + mount.type.syncfs(mount, false, (err) => { + if (err) { + wakeUp(29); + return; + } + wakeUp(0); + }); + }); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + }; + + _fd_sync.isAsync = true; + + /** @param {number=} offset */ var doWritev = ( + stream, + iov, + iovcnt, + offset + ) => { + var ret = 0; + for (var i = 0; i < iovcnt; i++) { + var ptr = HEAPU32[iov >> 2]; + var len = HEAPU32[(iov + 4) >> 2]; + iov += 8; + var curr = FS.write(stream, HEAP8, ptr, len, offset); + if (curr < 0) return -1; + ret += curr; + if (curr < len) { + // No more space to write. + break; + } + if (typeof offset != 'undefined') { + offset += curr; + } + } + return ret; + }; + + function _fd_write(fd, iov, iovcnt, pnum) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + var num = doWritev(stream, iov, iovcnt); + HEAPU32[pnum >> 2] = num; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + var _getaddrinfo = (node, service, hint, out) => { + var addr = 0; + var port = 0; + var flags = 0; + var family = 0; + var type = 0; + var proto = 0; + var ai; + function allocaddrinfo(family, type, proto, canon, addr, port) { + var sa, salen, ai; + var errno; + salen = family === 10 ? 28 : 16; + addr = family === 10 ? inetNtop6(addr) : inetNtop4(addr); + sa = _malloc(salen); + errno = writeSockaddr(sa, family, addr, port); + assert(!errno); + ai = _malloc(32); + HEAP32[(ai + 4) >> 2] = family; + HEAP32[(ai + 8) >> 2] = type; + HEAP32[(ai + 12) >> 2] = proto; + HEAPU32[(ai + 24) >> 2] = canon; + HEAPU32[(ai + 20) >> 2] = sa; + if (family === 10) { + HEAP32[(ai + 16) >> 2] = 28; + } else { + HEAP32[(ai + 16) >> 2] = 16; + } + HEAP32[(ai + 28) >> 2] = 0; + return ai; + } + if (hint) { + flags = HEAP32[hint >> 2]; + family = HEAP32[(hint + 4) >> 2]; + type = HEAP32[(hint + 8) >> 2]; + proto = HEAP32[(hint + 12) >> 2]; + } + if (type && !proto) { + proto = type === 2 ? 17 : 6; + } + if (!type && proto) { + type = proto === 17 ? 2 : 1; + } + // If type or proto are set to zero in hints we should really be returning multiple addrinfo values, but for + // now default to a TCP STREAM socket so we can at least return a sensible addrinfo given NULL hints. + if (proto === 0) { + proto = 6; + } + if (type === 0) { + type = 1; + } + if (!node && !service) { + return -2; + } + if (flags & ~(1 | 2 | 4 | 1024 | 8 | 16 | 32)) { + return -1; + } + if (hint !== 0 && HEAP32[hint >> 2] & 2 && !node) { + return -1; + } + if (flags & 32) { + // TODO + return -2; + } + if (type !== 0 && type !== 1 && type !== 2) { + return -7; + } + if (family !== 0 && family !== 2 && family !== 10) { + return -6; + } + if (service) { + service = UTF8ToString(service); + port = parseInt(service, 10); + if (isNaN(port)) { + if (flags & 1024) { + return -2; + } + // TODO support resolving well-known service names from: + // http://www.iana.org/assignments/service-names-port-numbers/service-names-port-numbers.txt + return -8; + } + } + if (!node) { + if (family === 0) { + family = 2; + } + if ((flags & 1) === 0) { + if (family === 2) { + addr = _htonl(2130706433); + } else { + addr = [0, 0, 0, _htonl(1)]; + } + } + ai = allocaddrinfo(family, type, proto, null, addr, port); + HEAPU32[out >> 2] = ai; + return 0; + } + // try as a numeric address + node = UTF8ToString(node); + addr = inetPton4(node); + if (addr !== null) { + // incoming node is a valid ipv4 address + if (family === 0 || family === 2) { + family = 2; + } else if (family === 10 && flags & 8) { + addr = [0, 0, _htonl(65535), addr]; + family = 10; + } else { + return -2; + } + } else { + addr = inetPton6(node); + if (addr !== null) { + // incoming node is a valid ipv6 address + if (family === 0 || family === 10) { + family = 10; + } else { + return -2; + } + } + } + if (addr != null) { + ai = allocaddrinfo(family, type, proto, node, addr, port); + HEAPU32[out >> 2] = ai; + return 0; + } + if (flags & 4) { + return -2; + } + // try as a hostname + // resolve the hostname to a temporary fake address + node = DNS.lookup_name(node); + addr = inetPton4(node); + if (family === 0) { + family = 2; + } else if (family === 10) { + addr = [0, 0, _htonl(65535), addr]; + } + ai = allocaddrinfo(family, type, proto, null, addr, port); + HEAPU32[out >> 2] = ai; + return 0; + }; + + var _getnameinfo = (sa, salen, node, nodelen, serv, servlen, flags) => { + var info = readSockaddr(sa, salen); + if (info.errno) { + return -6; + } + var port = info.port; + var addr = info.addr; + var overflowed = false; + if (node && nodelen) { + var lookup; + if (flags & 1 || !(lookup = DNS.lookup_addr(addr))) { + if (flags & 8) { + return -2; + } + } else { + addr = lookup; + } + var numBytesWrittenExclNull = stringToUTF8(addr, node, nodelen); + if (numBytesWrittenExclNull + 1 >= nodelen) { + overflowed = true; + } + } + if (serv && servlen) { + port = '' + port; + var numBytesWrittenExclNull = stringToUTF8(port, serv, servlen); + if (numBytesWrittenExclNull + 1 >= servlen) { + overflowed = true; + } + } + if (overflowed) { + // Note: even when we overflow, getnameinfo() is specced to write out the truncated results. + return -12; + } + return 0; + }; + + var Protocols = { + list: [], + map: {}, + }; + + var _setprotoent = (stayopen) => { + // void setprotoent(int stayopen); + // Allocate and populate a protoent structure given a name, protocol number and array of aliases + function allocprotoent(name, proto, aliases) { + // write name into buffer + var nameBuf = _malloc(name.length + 1); + stringToAscii(name, nameBuf); + // write aliases into buffer + var j = 0; + var length = aliases.length; + var aliasListBuf = _malloc((length + 1) * 4); + // Use length + 1 so we have space for the terminating NULL ptr. + for (var i = 0; i < length; i++, j += 4) { + var alias = aliases[i]; + var aliasBuf = _malloc(alias.length + 1); + stringToAscii(alias, aliasBuf); + HEAPU32[(aliasListBuf + j) >> 2] = aliasBuf; + } + HEAPU32[(aliasListBuf + j) >> 2] = 0; + // Terminating NULL pointer. + // generate protoent + var pe = _malloc(12); + HEAPU32[pe >> 2] = nameBuf; + HEAPU32[(pe + 4) >> 2] = aliasListBuf; + HEAP32[(pe + 8) >> 2] = proto; + return pe; + } + // Populate the protocol 'database'. The entries are limited to tcp and udp, though it is fairly trivial + // to add extra entries from /etc/protocols if desired - though not sure if that'd actually be useful. + var list = Protocols.list; + var map = Protocols.map; + if (list.length === 0) { + var entry = allocprotoent('tcp', 6, ['TCP']); + list.push(entry); + map['tcp'] = map['6'] = entry; + entry = allocprotoent('udp', 17, ['UDP']); + list.push(entry); + map['udp'] = map['17'] = entry; + } + _setprotoent.index = 0; + }; + + var _getprotobyname = (name) => { + // struct protoent *getprotobyname(const char *); + name = UTF8ToString(name); + _setprotoent(true); + var result = Protocols.map[name]; + return result; + }; + + var _getprotobynumber = (number) => { + // struct protoent *getprotobynumber(int proto); + _setprotoent(true); + var result = Protocols.map[number]; + return result; + }; + + var stackAlloc = (sz) => __emscripten_stack_alloc(sz); + + /** @suppress {duplicate } */ var stringToUTF8OnStack = (str) => { + var size = lengthBytesUTF8(str) + 1; + var ret = stackAlloc(size); + stringToUTF8(str, ret, size); + return ret; + }; + + var allocateUTF8OnStack = stringToUTF8OnStack; + + var PHPWASM = { + init: function () { + // The /internal directory is required by the C module. It's where the + // stdout, stderr, and headers information are written for the JavaScript + // code to read later on. + FS.mkdir('/internal'); + // The files from the shared directory are shared between all the + // PHP processes managed by PHPProcessManager. + FS.mkdir('/internal/shared'); + // The files from the preload directory are preloaded using the + // auto_prepend_file php.ini directive. + FS.mkdir('/internal/shared/preload'); + PHPWASM.EventEmitter = ENVIRONMENT_IS_NODE + ? require('events').EventEmitter + : class EventEmitter { + constructor() { + this.listeners = {}; + } + emit(eventName, data) { + if (this.listeners[eventName]) { + this.listeners[eventName].forEach( + (callback) => { + callback(data); + } + ); + } + } + once(eventName, callback) { + const self = this; + function removedCallback() { + callback(...arguments); + self.removeListener(eventName, removedCallback); + } + this.on(eventName, removedCallback); + } + removeAllListeners(eventName) { + if (eventName) { + delete this.listeners[eventName]; + } else { + this.listeners = {}; + } + } + removeListener(eventName, callback) { + if (this.listeners[eventName]) { + const idx = + this.listeners[eventName].indexOf(callback); + if (idx !== -1) { + this.listeners[eventName].splice(idx, 1); + } + } + } + }; + PHPWASM.child_proc_by_fd = {}; + PHPWASM.child_proc_by_pid = {}; + PHPWASM.input_devices = {}; + }, + getAllWebSockets: function (sock) { + const webSockets = new Set(); + if (sock.server) { + sock.server.clients.forEach((ws) => { + webSockets.add(ws); + }); + } + for (const peer of PHPWASM.getAllPeers(sock)) { + webSockets.add(peer.socket); + } + return Array.from(webSockets); + }, + getAllPeers: function (sock) { + const peers = new Set(); + if (sock.server) { + sock.pending + .filter((pending) => pending.peers) + .forEach((pending) => { + for (const peer of Object.values(pending.peers)) { + peers.add(peer); + } + }); + } + if (sock.peers) { + for (const peer of Object.values(sock.peers)) { + peers.add(peer); + } + } + return Array.from(peers); + }, + awaitData: function (ws) { + return PHPWASM.awaitEvent(ws, 'message'); + }, + awaitConnection: function (ws) { + if (ws.OPEN === ws.readyState) { + return [Promise.resolve(), PHPWASM.noop]; + } + return PHPWASM.awaitEvent(ws, 'open'); + }, + awaitClose: function (ws) { + if ([ws.CLOSING, ws.CLOSED].includes(ws.readyState)) { + return [Promise.resolve(), PHPWASM.noop]; + } + return PHPWASM.awaitEvent(ws, 'close'); + }, + awaitError: function (ws) { + if ([ws.CLOSING, ws.CLOSED].includes(ws.readyState)) { + return [Promise.resolve(), PHPWASM.noop]; + } + return PHPWASM.awaitEvent(ws, 'error'); + }, + awaitEvent: function (ws, event) { + let resolve; + const listener = () => { + resolve(); + }; + const promise = new Promise(function (_resolve) { + resolve = _resolve; + ws.once(event, listener); + }); + const cancel = () => { + ws.removeListener(event, listener); + // Rejecting the promises bubbles up and kills the entire + // node process. Let's resolve them on the next tick instead + // to give the caller some space to unbind any handlers. + setTimeout(resolve); + }; + return [promise, cancel]; + }, + noop: function () {}, + spawnProcess: function (command, args, options) { + if (Module['spawnProcess']) { + const spawnedPromise = Module['spawnProcess']( + command, + args, + options + ); + return Promise.resolve(spawnedPromise).then(function (spawned) { + if (!spawned || !spawned.on) { + throw new Error( + 'spawnProcess() must return an EventEmitter but returned a different type.' + ); + } + return spawned; + }); + } + if (ENVIRONMENT_IS_NODE) { + return require('child_process').spawn(command, args, { + ...options, + shell: true, + stdio: ['pipe', 'pipe', 'pipe'], + timeout: 100, + }); + } + const e = new Error( + 'popen(), proc_open() etc. are unsupported in the browser. Call php.setSpawnHandler() ' + + 'and provide a callback to handle spawning processes, or disable a popen(), proc_open() ' + + 'and similar functions via php.ini.' + ); + e.code = 'SPAWN_UNSUPPORTED'; + throw e; + }, + shutdownSocket: function (socketd, how) { + // This implementation only supports websockets at the moment + const sock = getSocketFromFD(socketd); + const peer = Object.values(sock.peers)[0]; + if (!peer) { + return -1; + } + try { + peer.socket.close(); + SOCKFS.websocket_sock_ops.removePeer(sock, peer); + return 0; + } catch (e) { + console.log('Socket shutdown error', e); + return -1; + } + }, + }; + + function _js_create_input_device(deviceId) { + let dataBuffer = []; + let dataCallback; + const filename = 'proc_id_' + deviceId; + const device = FS.createDevice( + '/dev', + filename, + function () {}, + function (byte) { + try { + dataBuffer.push(byte); + if (dataCallback) { + dataCallback(new Uint8Array(dataBuffer)); + dataBuffer = []; + } + } catch (e) { + console.error(e); + throw e; + } + } + ); + const devicePath = '/dev/' + filename; + PHPWASM.input_devices[deviceId] = { + devicePath, + onData: function (cb) { + dataCallback = cb; + dataBuffer.forEach(function (data) { + cb(data); + }); + dataBuffer.length = 0; + }, + }; + return allocateUTF8OnStack(devicePath); + } + + function _js_open_process( + command, + argsPtr, + argsLength, + descriptorsPtr, + descriptorsLength, + cwdPtr, + cwdLength, + envPtr, + envLength + ) { + if (!command) { + return 1; + } + const cmdstr = UTF8ToString(command); + if (!cmdstr.length) { + return 0; + } + let argsArray = []; + if (argsLength) { + for (var i = 0; i < argsLength; i++) { + const charPointer = argsPtr + i * 4; + argsArray.push(UTF8ToString(HEAPU32[charPointer >> 2])); + } + } + const cwdstr = cwdPtr ? UTF8ToString(cwdPtr) : null; + let envObject = null; + if (envLength) { + envObject = {}; + for (var i = 0; i < envLength; i++) { + const envPointer = envPtr + i * 4; + const envEntry = UTF8ToString(HEAPU32[envPointer >> 2]); + const splitAt = envEntry.indexOf('='); + if (splitAt === -1) { + continue; + } + const key = envEntry.substring(0, splitAt); + const value = envEntry.substring(splitAt + 1); + envObject[key] = value; + } + } + var std = {}; + // Extracts an array of available descriptors that should be dispatched to streams. + // On the C side, the descriptors are expressed as `**int` so we must go read + // each of the `descriptorsLength` `*int` pointers and convert the associated data into + // a JavaScript object { descriptor : { child : fd, parent : fd } }. + for (var i = 0; i < descriptorsLength; i++) { + const descriptorPtr = HEAPU32[(descriptorsPtr + i * 4) >> 2]; + std[HEAPU32[descriptorPtr >> 2]] = { + child: HEAPU32[(descriptorPtr + 4) >> 2], + parent: HEAPU32[(descriptorPtr + 8) >> 2], + }; + } + return Asyncify.handleSleep(async (wakeUp) => { + let cp; + try { + const options = {}; + if (cwdstr !== null) { + options.cwd = cwdstr; + } + if (envObject !== null) { + options.env = envObject; + } + cp = PHPWASM.spawnProcess(cmdstr, argsArray, options); + if (cp instanceof Promise) { + cp = await cp; + } + } catch (e) { + if (e.code === 'SPAWN_UNSUPPORTED') { + wakeUp(1); + return; + } + console.error(e); + wakeUp(1); + throw e; + } + const ProcInfo = { + pid: cp.pid, + exited: false, + stdinFd: std[0]?.child, + stdinIsDevice: std[0]?.child in PHPWASM.input_devices, + stdoutChildFd: std[1]?.child, + stdoutParentFd: std[1]?.parent, + stderrChildFd: std[2]?.child, + stderrParentFd: std[2]?.parent, + stdout: new PHPWASM.EventEmitter(), + stderr: new PHPWASM.EventEmitter(), + }; + if (ProcInfo.stdoutChildFd) + PHPWASM.child_proc_by_fd[ProcInfo.stdoutChildFd] = ProcInfo; + if (ProcInfo.stderrChildFd) + PHPWASM.child_proc_by_fd[ProcInfo.stderrChildFd] = ProcInfo; + if (ProcInfo.stdoutParentFd) + PHPWASM.child_proc_by_fd[ProcInfo.stdoutParentFd] = ProcInfo; + if (ProcInfo.stderrParentFd) + PHPWASM.child_proc_by_fd[ProcInfo.stderrParentFd] = ProcInfo; + PHPWASM.child_proc_by_pid[ProcInfo.pid] = ProcInfo; + cp.on('exit', function (code) { + ProcInfo.exitCode = code; + ProcInfo.exited = true; + // Emit events for the wasm_poll_socket function. + ProcInfo.stdout.emit('data'); + ProcInfo.stderr.emit('data'); + }); + // Pass data from child process's stdout to PHP's end of the stdout pipe. + if (ProcInfo.stdoutChildFd) { + const stdoutStream = SYSCALLS.getStreamFromFD( + ProcInfo.stdoutChildFd + ); + let stdoutAt = 0; + cp.stdout.on('data', function (data) { + ProcInfo.stdout.emit('data', data); + stdoutStream.stream_ops.write( + stdoutStream, + data, + 0, + data.length, + stdoutAt + ); + stdoutAt += data.length; + }); + } + // Pass data from child process's stderr to PHP's end of the stdout pipe. + if (ProcInfo.stderrChildFd) { + const stderrStream = SYSCALLS.getStreamFromFD( + ProcInfo.stderrChildFd + ); + let stderrAt = 0; + cp.stderr.on('data', function (data) { + ProcInfo.stderr.emit('data', data); + stderrStream.stream_ops.write( + stderrStream, + data, + 0, + data.length, + stderrAt + ); + stderrAt += data.length; + }); + } + /** + * Wait until the child process has been spawned. + * Unfortunately there is no Node.js API to check whether + * the process has already been spawned. We can only listen + * to the 'spawn' event and if it has already been spawned, + * listen to the 'exit' event. + */ try { + await new Promise((resolve, reject) => { + cp.on('spawn', resolve); + cp.on('error', reject); + }); + } catch (e) { + console.error(e); + wakeUp(1); + return; + } + // Now we want to pass data from the STDIN source supplied by PHP + // to the child process. + // PHP will write STDIN data to a device. + if (ProcInfo.stdinIsDevice) { + // We use Emscripten devices as pipes. This is a bit of a hack + // but it works as we get a callback when the device is written to. + // Let's listen to anything it outputs and pass it to the child process. + PHPWASM.input_devices[ProcInfo.stdinFd].onData(function (data) { + if (!data) return; + if (typeof data === 'number') { + data = new Uint8Array([data]); + } + const dataStr = new TextDecoder('utf-8').decode(data); + cp.stdin.write(dataStr); + }); + wakeUp(ProcInfo.pid); + return; + } + if (ProcInfo.stdinFd) { + // PHP will write STDIN data to a file descriptor. + const stdinStream = SYSCALLS.getStreamFromFD(ProcInfo.stdinFd); + if (stdinStream.node) { + // Pipe the entire stdinStream to cp.stdin + const CHUNK_SIZE = 1024; + const buffer = new Uint8Array(CHUNK_SIZE); + let offset = 0; + while (true) { + const bytesRead = stdinStream.stream_ops.read( + stdinStream, + buffer, + 0, + CHUNK_SIZE, + offset + ); + if (bytesRead === null || bytesRead === 0) { + break; + } + try { + cp.stdin.write(buffer.subarray(0, bytesRead)); + } catch (e) { + console.error(e); + return 1; + } + if (bytesRead < CHUNK_SIZE) { + break; + } + offset += bytesRead; + } + wakeUp(ProcInfo.pid); + return; + } + } + wakeUp(ProcInfo.pid); + }); + } + + function _js_process_status(pid, exitCodePtr) { + if (!PHPWASM.child_proc_by_pid[pid]) { + return -1; + } + if (PHPWASM.child_proc_by_pid[pid].exited) { + HEAPU32[exitCodePtr >> 2] = PHPWASM.child_proc_by_pid[pid].exitCode; + return 1; + } + return 0; + } + + function _js_waitpid(pid, exitCodePtr) { + if (!PHPWASM.child_proc_by_pid[pid]) { + return -1; + } + return Asyncify.handleSleep((wakeUp) => { + const poll = function () { + if (PHPWASM.child_proc_by_pid[pid]?.exited) { + HEAPU32[exitCodePtr >> 2] = + PHPWASM.child_proc_by_pid[pid].exitCode; + wakeUp(pid); + } else { + setTimeout(poll, 50); + } + }; + poll(); + }); + } + + var arraySum = (array, index) => { + var sum = 0; + for (var i = 0; i <= index; sum += array[i++]) {} + // no-op + return sum; + }; + + var MONTH_DAYS_LEAP = [31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]; + + var MONTH_DAYS_REGULAR = [31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]; + + var addDays = (date, days) => { + var newDate = new Date(date.getTime()); + while (days > 0) { + var leap = isLeapYear(newDate.getFullYear()); + var currentMonth = newDate.getMonth(); + var daysInCurrentMonth = ( + leap ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR + )[currentMonth]; + if (days > daysInCurrentMonth - newDate.getDate()) { + // we spill over to next month + days -= daysInCurrentMonth - newDate.getDate() + 1; + newDate.setDate(1); + if (currentMonth < 11) { + newDate.setMonth(currentMonth + 1); + } else { + newDate.setMonth(0); + newDate.setFullYear(newDate.getFullYear() + 1); + } + } else { + // we stay in current month + newDate.setDate(newDate.getDate() + days); + return newDate; + } + } + return newDate; + }; + + var _strptime = (buf, format, tm) => { + // char *strptime(const char *restrict buf, const char *restrict format, struct tm *restrict tm); + // http://pubs.opengroup.org/onlinepubs/009695399/functions/strptime.html + var pattern = UTF8ToString(format); + // escape special characters + // TODO: not sure we really need to escape all of these in JS regexps + var SPECIAL_CHARS = '\\!@#$^&*()+=-[]/{}|:<>?,.'; + for (var i = 0, ii = SPECIAL_CHARS.length; i < ii; ++i) { + pattern = pattern.replace( + new RegExp('\\' + SPECIAL_CHARS[i], 'g'), + '\\' + SPECIAL_CHARS[i] + ); + } + // reduce number of matchers + var EQUIVALENT_MATCHERS = { + A: '%a', + B: '%b', + c: '%a %b %d %H:%M:%S %Y', + D: '%m\\/%d\\/%y', + e: '%d', + F: '%Y-%m-%d', + h: '%b', + R: '%H\\:%M', + r: '%I\\:%M\\:%S\\s%p', + T: '%H\\:%M\\:%S', + x: '%m\\/%d\\/(?:%y|%Y)', + X: '%H\\:%M\\:%S', + }; + // TODO: take care of locale + var DATE_PATTERNS = { + /* weekday name */ a: '(?:Sun(?:day)?)|(?:Mon(?:day)?)|(?:Tue(?:sday)?)|(?:Wed(?:nesday)?)|(?:Thu(?:rsday)?)|(?:Fri(?:day)?)|(?:Sat(?:urday)?)', + /* month name */ b: '(?:Jan(?:uary)?)|(?:Feb(?:ruary)?)|(?:Mar(?:ch)?)|(?:Apr(?:il)?)|May|(?:Jun(?:e)?)|(?:Jul(?:y)?)|(?:Aug(?:ust)?)|(?:Sep(?:tember)?)|(?:Oct(?:ober)?)|(?:Nov(?:ember)?)|(?:Dec(?:ember)?)', + /* century */ C: '\\d\\d', + /* day of month */ d: '0[1-9]|[1-9](?!\\d)|1\\d|2\\d|30|31', + /* hour (24hr) */ H: '\\d(?!\\d)|[0,1]\\d|20|21|22|23', + /* hour (12hr) */ I: '\\d(?!\\d)|0\\d|10|11|12', + /* day of year */ j: '00[1-9]|0?[1-9](?!\\d)|0?[1-9]\\d(?!\\d)|[1,2]\\d\\d|3[0-6]\\d', + /* month */ m: '0[1-9]|[1-9](?!\\d)|10|11|12', + /* minutes */ M: '0\\d|\\d(?!\\d)|[1-5]\\d', + /* whitespace */ n: ' ', + /* AM/PM */ p: 'AM|am|PM|pm|A\\.M\\.|a\\.m\\.|P\\.M\\.|p\\.m\\.', + /* seconds */ S: '0\\d|\\d(?!\\d)|[1-5]\\d|60', + /* week number */ U: '0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53', + /* week number */ W: '0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53', + /* weekday number */ w: '[0-6]', + /* 2-digit year */ y: '\\d\\d', + /* 4-digit year */ Y: '\\d\\d\\d\\d', + /* whitespace */ t: ' ', + /* time zone */ z: 'Z|(?:[\\+\\-]\\d\\d:?(?:\\d\\d)?)', + }; + var MONTH_NUMBERS = { + JAN: 0, + FEB: 1, + MAR: 2, + APR: 3, + MAY: 4, + JUN: 5, + JUL: 6, + AUG: 7, + SEP: 8, + OCT: 9, + NOV: 10, + DEC: 11, + }; + var DAY_NUMBERS_SUN_FIRST = { + SUN: 0, + MON: 1, + TUE: 2, + WED: 3, + THU: 4, + FRI: 5, + SAT: 6, + }; + var DAY_NUMBERS_MON_FIRST = { + MON: 0, + TUE: 1, + WED: 2, + THU: 3, + FRI: 4, + SAT: 5, + SUN: 6, + }; + var capture = []; + var pattern_out = pattern + .replace(/%(.)/g, (m, c) => EQUIVALENT_MATCHERS[c] || m) + .replace(/%(.)/g, (_, c) => { + let pat = DATE_PATTERNS[c]; + if (pat) { + capture.push(c); + return `(${pat})`; + } else { + return c; + } + }) + .replace( + // any number of space or tab characters match zero or more spaces + /\s+/g, + '\\s*' + ); + var matches = new RegExp('^' + pattern_out, 'i').exec( + UTF8ToString(buf) + ); + function initDate() { + function fixup(value, min, max) { + return typeof value != 'number' || isNaN(value) + ? min + : value >= min + ? value <= max + ? value + : max + : min; + } + return { + year: fixup(HEAP32[(tm + 20) >> 2] + 1900, 1970, 9999), + month: fixup(HEAP32[(tm + 16) >> 2], 0, 11), + day: fixup(HEAP32[(tm + 12) >> 2], 1, 31), + hour: fixup(HEAP32[(tm + 8) >> 2], 0, 23), + min: fixup(HEAP32[(tm + 4) >> 2], 0, 59), + sec: fixup(HEAP32[tm >> 2], 0, 59), + gmtoff: 0, + }; + } + if (matches) { + var date = initDate(); + var value; + var getMatch = (symbol) => { + var pos = capture.indexOf(symbol); + // check if symbol appears in regexp + if (pos >= 0) { + // return matched value or null (falsy!) for non-matches + return matches[pos + 1]; + } + return; + }; + // seconds + if ((value = getMatch('S'))) { + date.sec = jstoi_q(value); + } + // minutes + if ((value = getMatch('M'))) { + date.min = jstoi_q(value); + } + // hours + if ((value = getMatch('H'))) { + // 24h clock + date.hour = jstoi_q(value); + } else if ((value = getMatch('I'))) { + // AM/PM clock + var hour = jstoi_q(value); + if ((value = getMatch('p'))) { + hour += value.toUpperCase()[0] === 'P' ? 12 : 0; + } + date.hour = hour; + } + // year + if ((value = getMatch('Y'))) { + // parse from four-digit year + date.year = jstoi_q(value); + } else if ((value = getMatch('y'))) { + // parse from two-digit year... + var year = jstoi_q(value); + if ((value = getMatch('C'))) { + // ...and century + year += jstoi_q(value) * 100; + } else { + // ...and rule-of-thumb + year += year < 69 ? 2e3 : 1900; + } + date.year = year; + } + // month + if ((value = getMatch('m'))) { + // parse from month number + date.month = jstoi_q(value) - 1; + } else if ((value = getMatch('b'))) { + // parse from month name + date.month = + MONTH_NUMBERS[value.substring(0, 3).toUpperCase()] || 0; + } + // day + if ((value = getMatch('d'))) { + // get day of month directly + date.day = jstoi_q(value); + } else if ((value = getMatch('j'))) { + // get day of month from day of year ... + var day = jstoi_q(value); + var leapYear = isLeapYear(date.year); + for (var month = 0; month < 12; ++month) { + var daysUntilMonth = arraySum( + leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, + month - 1 + ); + if ( + day <= + daysUntilMonth + + (leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR)[ + month + ] + ) { + date.day = day - daysUntilMonth; + } + } + } else if ((value = getMatch('a'))) { + // get day of month from weekday ... + var weekDay = value.substring(0, 3).toUpperCase(); + if ((value = getMatch('U'))) { + // ... and week number (Sunday being first day of week) + // Week number of the year (Sunday as the first day of the week) as a decimal number [00,53]. + // All days in a new year preceding the first Sunday are considered to be in week 0. + var weekDayNumber = DAY_NUMBERS_SUN_FIRST[weekDay]; + var weekNumber = jstoi_q(value); + // January 1st + var janFirst = new Date(date.year, 0, 1); + var endDate; + if (janFirst.getDay() === 0) { + // Jan 1st is a Sunday, and, hence in the 1st CW + endDate = addDays( + janFirst, + weekDayNumber + 7 * (weekNumber - 1) + ); + } else { + // Jan 1st is not a Sunday, and, hence still in the 0th CW + endDate = addDays( + janFirst, + 7 - + janFirst.getDay() + + weekDayNumber + + 7 * (weekNumber - 1) + ); + } + date.day = endDate.getDate(); + date.month = endDate.getMonth(); + } else if ((value = getMatch('W'))) { + // ... and week number (Monday being first day of week) + // Week number of the year (Monday as the first day of the week) as a decimal number [00,53]. + // All days in a new year preceding the first Monday are considered to be in week 0. + var weekDayNumber = DAY_NUMBERS_MON_FIRST[weekDay]; + var weekNumber = jstoi_q(value); + // January 1st + var janFirst = new Date(date.year, 0, 1); + var endDate; + if (janFirst.getDay() === 1) { + // Jan 1st is a Monday, and, hence in the 1st CW + endDate = addDays( + janFirst, + weekDayNumber + 7 * (weekNumber - 1) + ); + } else { + // Jan 1st is not a Monday, and, hence still in the 0th CW + endDate = addDays( + janFirst, + 7 - + janFirst.getDay() + + 1 + + weekDayNumber + + 7 * (weekNumber - 1) + ); + } + date.day = endDate.getDate(); + date.month = endDate.getMonth(); + } + } + // time zone + if ((value = getMatch('z'))) { + // GMT offset as either 'Z' or +-HH:MM or +-HH or +-HHMM + if (value.toLowerCase() === 'z') { + date.gmtoff = 0; + } else { + var match = value.match(/^((?:\-|\+)\d\d):?(\d\d)?/); + date.gmtoff = match[1] * 3600; + if (match[2]) { + date.gmtoff += + date.gmtoff > 0 ? match[2] * 60 : -match[2] * 60; + } + } + } + /* tm_sec int seconds after the minute 0-61* tm_min int minutes after the hour 0-59 tm_hour int hours since midnight 0-23 @@ -6610,889 +8181,1261 @@ var _strptime = (buf, format, tm) => { tm_yday int days since January 1 0-365 tm_isdst int Daylight Saving Time flag tm_gmtoff long offset from GMT (seconds) - */ var fullDate = new Date(date.year, date.month, date.day, date.hour, date.min, date.sec, 0); - HEAP32[((tm) >> 2)] = fullDate.getSeconds(); - HEAP32[(((tm) + (4)) >> 2)] = fullDate.getMinutes(); - HEAP32[(((tm) + (8)) >> 2)] = fullDate.getHours(); - HEAP32[(((tm) + (12)) >> 2)] = fullDate.getDate(); - HEAP32[(((tm) + (16)) >> 2)] = fullDate.getMonth(); - HEAP32[(((tm) + (20)) >> 2)] = fullDate.getFullYear() - 1900; - HEAP32[(((tm) + (24)) >> 2)] = fullDate.getDay(); - HEAP32[(((tm) + (28)) >> 2)] = arraySum(isLeapYear(fullDate.getFullYear()) ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, fullDate.getMonth() - 1) + fullDate.getDate() - 1; - HEAP32[(((tm) + (32)) >> 2)] = 0; - HEAP32[(((tm) + (36)) >> 2)] = date.gmtoff; - return buf + intArrayFromString(matches[0]).length - 1; - } - return 0; -}; - -function _wasm_close(socketd) { - return PHPWASM.shutdownSocket(socketd, 2); -} - -function _wasm_setsockopt(socketd, level, optionName, optionValuePtr, optionLen) { - const optionValue = HEAPU8[optionValuePtr]; - const SOL_SOCKET = 1; - const SO_KEEPALIVE = 9; - const IPPROTO_TCP = 6; - const TCP_NODELAY = 1; - const isSupported = (level === SOL_SOCKET && optionName === SO_KEEPALIVE) || (level === IPPROTO_TCP && optionName === TCP_NODELAY); - if (!isSupported) { - console.warn(`Unsupported socket option: ${level}, ${optionName}, ${optionValue}`); - return -1; - } - const ws = PHPWASM.getAllWebSockets(socketd)[0]; - if (!ws) { - return -1; - } - ws.setSocketOpt(level, optionName, optionValuePtr); - return 0; -} - -/** @type {WebAssembly.Table} */ var wasmTable; - -var runAndAbortIfError = func => { - try { - return func(); - } catch (e) { - abort(e); - } -}; - -var Asyncify = { - instrumentWasmImports(imports) { - var importPattern = /^(_dlopen_js|invoke_i|invoke_ii|invoke_iii|invoke_iiii|invoke_iiiii|invoke_iiiiii|invoke_iiiiiii|invoke_iiiiiiii|invoke_iiiiiiiiii|invoke_v|invoke_vi|invoke_vii|invoke_viidii|invoke_viii|invoke_viiii|invoke_viiiii|invoke_viiiiii|invoke_viiiiiii|invoke_viiiiiiiii|js_open_process|_js_open_process|_asyncjs__js_open_process|js_popen_to_file|_js_popen_to_file|_asyncjs__js_popen_to_file|js_fd_read|_js_fd_read|js_module_onMessage|_js_module_onMessage|_asyncjs__js_module_onMessage|js_waitpid|_js_waitpid|_asyncjs__js_waitpid|wasm_poll_socket|_wasm_poll_socket|_asyncjs__wasm_poll_socket|wasm_shutdown|_wasm_shutdown|_asyncjs__wasm_shutdown|__asyncjs__.*)$/; - for (let [x, original] of Object.entries(imports)) { - if (typeof original == "function") { - let isAsyncifyImport = original.isAsync || importPattern.test(x); - } - } - }, - instrumentWasmExports(exports) { - var ret = {}; - for (let [x, original] of Object.entries(exports)) { - if (typeof original == "function") { - ret[x] = (...args) => { - Asyncify.exportCallStack.push(x); - try { - return original(...args); - } finally { - if (!ABORT) { - var y = Asyncify.exportCallStack.pop(); - Asyncify.maybeStopUnwind(); - } - } - }; - } else { - ret[x] = original; - } - } - return ret; - }, - State: { - Normal: 0, - Unwinding: 1, - Rewinding: 2, - Disabled: 3 - }, - state: 0, - StackSize: 4096, - currData: null, - handleSleepReturnValue: 0, - exportCallStack: [], - callStackNameToId: {}, - callStackIdToName: {}, - callStackId: 0, - asyncPromiseHandlers: null, - sleepCallbacks: [], - getCallStackId(funcName) { - var id = Asyncify.callStackNameToId[funcName]; - if (id === undefined) { - id = Asyncify.callStackId++; - Asyncify.callStackNameToId[funcName] = id; - Asyncify.callStackIdToName[id] = funcName; - } - return id; - }, - maybeStopUnwind() { - if (Asyncify.currData && Asyncify.state === Asyncify.State.Unwinding && Asyncify.exportCallStack.length === 0) { - Asyncify.state = Asyncify.State.Normal; - runtimeKeepalivePush(); - runAndAbortIfError(_asyncify_stop_unwind); - if (typeof Fibers != "undefined") { - Fibers.trampoline(); - } - } - }, - whenDone() { - return new Promise((resolve, reject) => { - Asyncify.asyncPromiseHandlers = { - resolve: resolve, - reject: reject - }; - }); - }, - allocateData() { - var ptr = _malloc(12 + Asyncify.StackSize); - Asyncify.setDataHeader(ptr, ptr + 12, Asyncify.StackSize); - Asyncify.setDataRewindFunc(ptr); - return ptr; - }, - setDataHeader(ptr, stack, stackSize) { - HEAPU32[((ptr) >> 2)] = stack; - HEAPU32[(((ptr) + (4)) >> 2)] = stack + stackSize; - }, - setDataRewindFunc(ptr) { - var bottomOfCallStack = Asyncify.exportCallStack[0]; - var rewindId = Asyncify.getCallStackId(bottomOfCallStack); - HEAP32[(((ptr) + (8)) >> 2)] = rewindId; - }, - getDataRewindFuncName(ptr) { - var id = HEAP32[(((ptr) + (8)) >> 2)]; - var name = Asyncify.callStackIdToName[id]; - return name; - }, - getDataRewindFunc(name) { - var func = wasmExports[name]; - return func; - }, - doRewind(ptr) { - var name = Asyncify.getDataRewindFuncName(ptr); - var func = Asyncify.getDataRewindFunc(name); - runtimeKeepalivePop(); - return func(); - }, - handleSleep(startAsync) { - if (ABORT) return; - if (Asyncify.state === Asyncify.State.Normal) { - var reachedCallback = false; - var reachedAfterCallback = false; - startAsync((handleSleepReturnValue = 0) => { - if (ABORT) return; - Asyncify.handleSleepReturnValue = handleSleepReturnValue; - reachedCallback = true; - if (!reachedAfterCallback) { - return; - } - Asyncify.state = Asyncify.State.Rewinding; - runAndAbortIfError(() => _asyncify_start_rewind(Asyncify.currData)); - if (typeof Browser != "undefined" && Browser.mainLoop.func) { - Browser.mainLoop.resume(); - } - var asyncWasmReturnValue, isError = false; - try { - asyncWasmReturnValue = Asyncify.doRewind(Asyncify.currData); - } catch (err) { - asyncWasmReturnValue = err; - isError = true; - } - var handled = false; - if (!Asyncify.currData) { - var asyncPromiseHandlers = Asyncify.asyncPromiseHandlers; - if (asyncPromiseHandlers) { - Asyncify.asyncPromiseHandlers = null; - (isError ? asyncPromiseHandlers.reject : asyncPromiseHandlers.resolve)(asyncWasmReturnValue); - handled = true; - } - } - if (isError && !handled) { - throw asyncWasmReturnValue; - } - }); - reachedAfterCallback = true; - if (!reachedCallback) { - Asyncify.state = Asyncify.State.Unwinding; - Asyncify.currData = Asyncify.allocateData(); - if (typeof Browser != "undefined" && Browser.mainLoop.func) { - Browser.mainLoop.pause(); - } - runAndAbortIfError(() => _asyncify_start_unwind(Asyncify.currData)); - } - } else if (Asyncify.state === Asyncify.State.Rewinding) { - Asyncify.state = Asyncify.State.Normal; - runAndAbortIfError(_asyncify_stop_rewind); - _free(Asyncify.currData); - Asyncify.currData = null; - Asyncify.sleepCallbacks.forEach(callUserCallback); - } else { - abort(`invalid state: ${Asyncify.state}`); - } - return Asyncify.handleSleepReturnValue; - }, - handleAsync(startAsync) { - return Asyncify.handleSleep(wakeUp => { - startAsync().then(wakeUp); - }); - } -}; - -var getCFunc = ident => { - var func = Module["_" + ident]; - return func; -}; - -/** - * @param {string|null=} returnType - * @param {Array=} argTypes - * @param {Arguments|Array=} args - * @param {Object=} opts - */ var ccall = (ident, returnType, argTypes, args, opts) => { - var toC = { - "string": str => { - var ret = 0; - if (str !== null && str !== undefined && str !== 0) { - ret = stringToUTF8OnStack(str); - } - return ret; - }, - "array": arr => { - var ret = stackAlloc(arr.length); - writeArrayToMemory(arr, ret); - return ret; - } - }; - function convertReturnValue(ret) { - if (returnType === "string") { - return UTF8ToString(ret); - } - if (returnType === "boolean") return Boolean(ret); - return ret; - } - var func = getCFunc(ident); - var cArgs = []; - var stack = 0; - if (args) { - for (var i = 0; i < args.length; i++) { - var converter = toC[argTypes[i]]; - if (converter) { - if (stack === 0) stack = stackSave(); - cArgs[i] = converter(args[i]); - } else { - cArgs[i] = args[i]; - } - } - } - var previousAsync = Asyncify.currData; - var ret = func(...cArgs); - function onDone(ret) { - runtimeKeepalivePop(); - if (stack !== 0) stackRestore(stack); - return convertReturnValue(ret); - } - var asyncMode = opts?.async; - runtimeKeepalivePush(); - if (Asyncify.currData != previousAsync) { - return Asyncify.whenDone().then(onDone); - } - ret = onDone(ret); - if (asyncMode) return Promise.resolve(ret); - return ret; -}; - -var FS_createPath = FS.createPath; - -var FS_unlink = path => FS.unlink(path); - -var FS_createLazyFile = FS.createLazyFile; - -var FS_createDevice = FS.createDevice; - -FS.createPreloadedFile = FS_createPreloadedFile; - -FS.staticInit(); - -Module["FS_createPath"] = FS.createPath; - -Module["FS_createDataFile"] = FS.createDataFile; - -Module["FS_createPreloadedFile"] = FS.createPreloadedFile; - -Module["FS_unlink"] = FS.unlink; - -Module["FS_createLazyFile"] = FS.createLazyFile; - -Module["FS_createDevice"] = FS.createDevice; - -if (ENVIRONMENT_IS_NODE) { - NODEFS.staticInit(); -} - -PHPWASM.init(); - -var wasmImports = { - /** @export */ l: ___assert_fail, - /** @export */ V: __asyncjs__js_module_onMessage, - /** @export */ Xa: ___call_sighandler, - /** @export */ Wa: ___syscall_accept4, - /** @export */ Va: ___syscall_bind, - /** @export */ Ua: ___syscall_chdir, - /** @export */ O: ___syscall_chmod, - /** @export */ Ta: ___syscall_connect, - /** @export */ Sa: ___syscall_dup, - /** @export */ Ra: ___syscall_dup3, - /** @export */ Qa: ___syscall_faccessat, - /** @export */ Pa: ___syscall_fchmod, - /** @export */ Oa: ___syscall_fchown32, - /** @export */ N: ___syscall_fchownat, - /** @export */ k: ___syscall_fcntl64, - /** @export */ Na: ___syscall_fstat64, - /** @export */ ba: ___syscall_ftruncate64, - /** @export */ Ma: ___syscall_getcwd, - /** @export */ La: ___syscall_getdents64, - /** @export */ Ka: ___syscall_getpeername, - /** @export */ Ja: ___syscall_getsockname, - /** @export */ Ia: ___syscall_getsockopt, - /** @export */ C: ___syscall_ioctl, - /** @export */ Ha: ___syscall_listen, - /** @export */ Ga: ___syscall_lstat64, - /** @export */ Fa: ___syscall_mkdirat, - /** @export */ Ea: ___syscall_newfstatat, - /** @export */ B: ___syscall_openat, - /** @export */ Da: ___syscall_pipe, - /** @export */ Ca: ___syscall_poll, - /** @export */ Ba: ___syscall_readlinkat, - /** @export */ Aa: ___syscall_recvfrom, - /** @export */ za: ___syscall_renameat, - /** @export */ M: ___syscall_rmdir, - /** @export */ ya: ___syscall_sendto, - /** @export */ L: ___syscall_socket, - /** @export */ xa: ___syscall_stat64, - /** @export */ wa: ___syscall_statfs64, - /** @export */ va: ___syscall_symlink, - /** @export */ K: ___syscall_unlinkat, - /** @export */ ua: ___syscall_utimensat, - /** @export */ pa: __abort_js, - /** @export */ oa: __emscripten_get_now_is_monotonic, - /** @export */ na: __emscripten_lookup_name, - /** @export */ ma: __emscripten_memcpy_js, - /** @export */ la: __emscripten_runtime_keepalive_clear, - /** @export */ ka: __emscripten_throw_longjmp, - /** @export */ fa: __gmtime_js, - /** @export */ ga: __localtime_js, - /** @export */ $: __mktime_js, - /** @export */ da: __mmap_js, - /** @export */ ea: __munmap_js, - /** @export */ H: __setitimer_js, - /** @export */ ja: __tzset_js, - /** @export */ z: _emscripten_date_now, - /** @export */ ia: _emscripten_get_heap_max, - /** @export */ u: _emscripten_get_now, - /** @export */ ha: _emscripten_resize_heap, - /** @export */ G: _emscripten_sleep, - /** @export */ ta: _environ_get, - /** @export */ sa: _environ_sizes_get, - /** @export */ n: _exit, - /** @export */ s: _fd_close, - /** @export */ J: _fd_fdstat_get, - /** @export */ I: _fd_read, - /** @export */ aa: _fd_seek, - /** @export */ ra: _fd_sync, - /** @export */ A: _fd_write, - /** @export */ _: _getaddrinfo, - /** @export */ F: _getnameinfo, - /** @export */ Z: _getprotobyname, - /** @export */ Y: _getprotobynumber, - /** @export */ i: invoke_i, - /** @export */ d: invoke_ii, - /** @export */ b: invoke_iii, - /** @export */ f: invoke_iiii, - /** @export */ g: invoke_iiiii, - /** @export */ r: invoke_iiiiii, - /** @export */ y: invoke_iiiiiii, - /** @export */ v: invoke_iiiiiiii, - /** @export */ X: invoke_iiiiiiiii, - /** @export */ x: invoke_iiiiiiiiii, - /** @export */ ca: invoke_jii, - /** @export */ e: invoke_v, - /** @export */ a: invoke_vi, - /** @export */ c: invoke_vii, - /** @export */ h: invoke_viii, - /** @export */ o: invoke_viiii, - /** @export */ m: invoke_viiiii, - /** @export */ j: invoke_viiiiii, - /** @export */ w: invoke_viiiiiiiii, - /** @export */ E: _js_create_input_device, - /** @export */ W: js_fd_read, - /** @export */ D: _js_open_process, - /** @export */ U: js_popen_to_file, - /** @export */ T: _js_process_status, - /** @export */ S: _js_waitpid, - /** @export */ qa: _proc_exit, - /** @export */ R: _strftime, - /** @export */ Q: _strftime_l, - /** @export */ P: _strptime, - /** @export */ p: _wasm_close, - /** @export */ t: wasm_poll_socket, - /** @export */ q: _wasm_setsockopt -}; - -var wasmExports = createWasm(); - -var ___wasm_call_ctors = () => (___wasm_call_ctors = wasmExports["Za"])(); - -var _malloc = a0 => (_malloc = wasmExports["_a"])(a0); - -var _free = a0 => (_free = wasmExports["$a"])(a0); - -var _wasm_sleep = Module["_wasm_sleep"] = a0 => (_wasm_sleep = Module["_wasm_sleep"] = wasmExports["bb"])(a0); - -var _ntohs = a0 => (_ntohs = wasmExports["cb"])(a0); - -var _htons = a0 => (_htons = wasmExports["db"])(a0); - -var _htonl = a0 => (_htonl = wasmExports["eb"])(a0); - -var _wasm_read = Module["_wasm_read"] = (a0, a1, a2) => (_wasm_read = Module["_wasm_read"] = wasmExports["fb"])(a0, a1, a2); - -var _fflush = a0 => (_fflush = wasmExports["gb"])(a0); - -var _wasm_popen = Module["_wasm_popen"] = (a0, a1) => (_wasm_popen = Module["_wasm_popen"] = wasmExports["hb"])(a0, a1); - -var _wasm_php_exec = Module["_wasm_php_exec"] = (a0, a1, a2, a3) => (_wasm_php_exec = Module["_wasm_php_exec"] = wasmExports["ib"])(a0, a1, a2, a3); - -var _php_pollfd_for = Module["_php_pollfd_for"] = (a0, a1, a2) => (_php_pollfd_for = Module["_php_pollfd_for"] = wasmExports["jb"])(a0, a1, a2); - -var ___wrap_select = Module["___wrap_select"] = (a0, a1, a2, a3, a4) => (___wrap_select = Module["___wrap_select"] = wasmExports["kb"])(a0, a1, a2, a3, a4); - -var _wasm_add_cli_arg = Module["_wasm_add_cli_arg"] = a0 => (_wasm_add_cli_arg = Module["_wasm_add_cli_arg"] = wasmExports["lb"])(a0); - -var _run_cli = Module["_run_cli"] = () => (_run_cli = Module["_run_cli"] = wasmExports["mb"])(); - -var _wasm_set_sapi_name = Module["_wasm_set_sapi_name"] = a0 => (_wasm_set_sapi_name = Module["_wasm_set_sapi_name"] = wasmExports["nb"])(a0); - -var _wasm_set_phpini_path = Module["_wasm_set_phpini_path"] = a0 => (_wasm_set_phpini_path = Module["_wasm_set_phpini_path"] = wasmExports["ob"])(a0); - -var _wasm_add_SERVER_entry = Module["_wasm_add_SERVER_entry"] = (a0, a1) => (_wasm_add_SERVER_entry = Module["_wasm_add_SERVER_entry"] = wasmExports["pb"])(a0, a1); - -var _wasm_add_ENV_entry = Module["_wasm_add_ENV_entry"] = (a0, a1) => (_wasm_add_ENV_entry = Module["_wasm_add_ENV_entry"] = wasmExports["qb"])(a0, a1); - -var _wasm_set_query_string = Module["_wasm_set_query_string"] = a0 => (_wasm_set_query_string = Module["_wasm_set_query_string"] = wasmExports["rb"])(a0); - -var _wasm_set_path_translated = Module["_wasm_set_path_translated"] = a0 => (_wasm_set_path_translated = Module["_wasm_set_path_translated"] = wasmExports["sb"])(a0); - -var _wasm_set_skip_shebang = Module["_wasm_set_skip_shebang"] = a0 => (_wasm_set_skip_shebang = Module["_wasm_set_skip_shebang"] = wasmExports["tb"])(a0); - -var _wasm_set_request_uri = Module["_wasm_set_request_uri"] = a0 => (_wasm_set_request_uri = Module["_wasm_set_request_uri"] = wasmExports["ub"])(a0); - -var _wasm_set_request_method = Module["_wasm_set_request_method"] = a0 => (_wasm_set_request_method = Module["_wasm_set_request_method"] = wasmExports["vb"])(a0); - -var _wasm_set_request_host = Module["_wasm_set_request_host"] = a0 => (_wasm_set_request_host = Module["_wasm_set_request_host"] = wasmExports["wb"])(a0); - -var _wasm_set_content_type = Module["_wasm_set_content_type"] = a0 => (_wasm_set_content_type = Module["_wasm_set_content_type"] = wasmExports["xb"])(a0); - -var _wasm_set_request_body = Module["_wasm_set_request_body"] = a0 => (_wasm_set_request_body = Module["_wasm_set_request_body"] = wasmExports["yb"])(a0); - -var _wasm_set_content_length = Module["_wasm_set_content_length"] = a0 => (_wasm_set_content_length = Module["_wasm_set_content_length"] = wasmExports["zb"])(a0); - -var _wasm_set_cookies = Module["_wasm_set_cookies"] = a0 => (_wasm_set_cookies = Module["_wasm_set_cookies"] = wasmExports["Ab"])(a0); - -var _wasm_set_request_port = Module["_wasm_set_request_port"] = a0 => (_wasm_set_request_port = Module["_wasm_set_request_port"] = wasmExports["Bb"])(a0); - -var _wasm_sapi_request_shutdown = Module["_wasm_sapi_request_shutdown"] = () => (_wasm_sapi_request_shutdown = Module["_wasm_sapi_request_shutdown"] = wasmExports["Cb"])(); - -var _wasm_sapi_handle_request = Module["_wasm_sapi_handle_request"] = () => (_wasm_sapi_handle_request = Module["_wasm_sapi_handle_request"] = wasmExports["Db"])(); - -var _php_wasm_init = Module["_php_wasm_init"] = () => (_php_wasm_init = Module["_php_wasm_init"] = wasmExports["Eb"])(); - -var _wasm_free = Module["_wasm_free"] = a0 => (_wasm_free = Module["_wasm_free"] = wasmExports["Fb"])(a0); - -var ___funcs_on_exit = () => (___funcs_on_exit = wasmExports["Gb"])(); - -var _emscripten_builtin_memalign = (a0, a1) => (_emscripten_builtin_memalign = wasmExports["Hb"])(a0, a1); - -var __emscripten_timeout = (a0, a1) => (__emscripten_timeout = wasmExports["Ib"])(a0, a1); - -var _setThrew = (a0, a1) => (_setThrew = wasmExports["Jb"])(a0, a1); - -var __emscripten_tempret_set = a0 => (__emscripten_tempret_set = wasmExports["Kb"])(a0); - -var __emscripten_stack_restore = a0 => (__emscripten_stack_restore = wasmExports["Lb"])(a0); - -var __emscripten_stack_alloc = a0 => (__emscripten_stack_alloc = wasmExports["Mb"])(a0); - -var _emscripten_stack_get_current = () => (_emscripten_stack_get_current = wasmExports["Nb"])(); - -var dynCall_viii = Module["dynCall_viii"] = (a0, a1, a2, a3) => (dynCall_viii = Module["dynCall_viii"] = wasmExports["Ob"])(a0, a1, a2, a3); - -var dynCall_vii = Module["dynCall_vii"] = (a0, a1, a2) => (dynCall_vii = Module["dynCall_vii"] = wasmExports["Pb"])(a0, a1, a2); - -var dynCall_vi = Module["dynCall_vi"] = (a0, a1) => (dynCall_vi = Module["dynCall_vi"] = wasmExports["Qb"])(a0, a1); + */ var fullDate = new Date( + date.year, + date.month, + date.day, + date.hour, + date.min, + date.sec, + 0 + ); + HEAP32[tm >> 2] = fullDate.getSeconds(); + HEAP32[(tm + 4) >> 2] = fullDate.getMinutes(); + HEAP32[(tm + 8) >> 2] = fullDate.getHours(); + HEAP32[(tm + 12) >> 2] = fullDate.getDate(); + HEAP32[(tm + 16) >> 2] = fullDate.getMonth(); + HEAP32[(tm + 20) >> 2] = fullDate.getFullYear() - 1900; + HEAP32[(tm + 24) >> 2] = fullDate.getDay(); + HEAP32[(tm + 28) >> 2] = + arraySum( + isLeapYear(fullDate.getFullYear()) + ? MONTH_DAYS_LEAP + : MONTH_DAYS_REGULAR, + fullDate.getMonth() - 1 + ) + + fullDate.getDate() - + 1; + HEAP32[(tm + 32) >> 2] = 0; + HEAP32[(tm + 36) >> 2] = date.gmtoff; + // we need to convert the matched sequence into an integer array to take care of UTF-8 characters > 0x7F + // TODO: not sure that intArrayFromString handles all unicode characters correctly + return buf + intArrayFromString(matches[0]).length - 1; + } + return 0; + }; + + function _wasm_close(socketd) { + return PHPWASM.shutdownSocket(socketd, 2); + } + + function _wasm_setsockopt( + socketd, + level, + optionName, + optionValuePtr, + optionLen + ) { + const optionValue = HEAPU8[optionValuePtr]; + const SOL_SOCKET = 1; + const SO_KEEPALIVE = 9; + const IPPROTO_TCP = 6; + const TCP_NODELAY = 1; + const isSupported = + (level === SOL_SOCKET && optionName === SO_KEEPALIVE) || + (level === IPPROTO_TCP && optionName === TCP_NODELAY); + if (!isSupported) { + console.warn( + `Unsupported socket option: ${level}, ${optionName}, ${optionValue}` + ); + return -1; + } + const ws = PHPWASM.getAllWebSockets(socketd)[0]; + if (!ws) { + return -1; + } + ws.setSocketOpt(level, optionName, optionValuePtr); + return 0; + } + + /** @type {WebAssembly.Table} */ var wasmTable; + + var runAndAbortIfError = (func) => { + try { + return func(); + } catch (e) { + abort(e); + } + }; + + var Asyncify = { + instrumentWasmImports(imports) { + var importPattern = + /^(_dlopen_js|invoke_i|invoke_ii|invoke_iii|invoke_iiii|invoke_iiiii|invoke_iiiiii|invoke_iiiiiii|invoke_iiiiiiii|invoke_iiiiiiiiii|invoke_v|invoke_vi|invoke_vii|invoke_viidii|invoke_viii|invoke_viiii|invoke_viiiii|invoke_viiiiii|invoke_viiiiiii|invoke_viiiiiiiii|js_open_process|_js_open_process|_asyncjs__js_open_process|js_popen_to_file|_js_popen_to_file|_asyncjs__js_popen_to_file|js_fd_read|_js_fd_read|js_module_onMessage|_js_module_onMessage|_asyncjs__js_module_onMessage|js_waitpid|_js_waitpid|_asyncjs__js_waitpid|wasm_poll_socket|_wasm_poll_socket|_asyncjs__wasm_poll_socket|wasm_shutdown|_wasm_shutdown|_asyncjs__wasm_shutdown|__asyncjs__.*)$/; + for (let [x, original] of Object.entries(imports)) { + if (typeof original == 'function') { + let isAsyncifyImport = + original.isAsync || importPattern.test(x); + } + } + }, + instrumentWasmExports(exports) { + var ret = {}; + for (let [x, original] of Object.entries(exports)) { + if (typeof original == 'function') { + ret[x] = (...args) => { + Asyncify.exportCallStack.push(x); + try { + return original(...args); + } finally { + if (!ABORT) { + var y = Asyncify.exportCallStack.pop(); + Asyncify.maybeStopUnwind(); + } + } + }; + } else { + ret[x] = original; + } + } + return ret; + }, + State: { + Normal: 0, + Unwinding: 1, + Rewinding: 2, + Disabled: 3, + }, + state: 0, + StackSize: 4096, + currData: null, + handleSleepReturnValue: 0, + exportCallStack: [], + callStackNameToId: {}, + callStackIdToName: {}, + callStackId: 0, + asyncPromiseHandlers: null, + sleepCallbacks: [], + getCallStackId(funcName) { + var id = Asyncify.callStackNameToId[funcName]; + if (id === undefined) { + id = Asyncify.callStackId++; + Asyncify.callStackNameToId[funcName] = id; + Asyncify.callStackIdToName[id] = funcName; + } + return id; + }, + maybeStopUnwind() { + if ( + Asyncify.currData && + Asyncify.state === Asyncify.State.Unwinding && + Asyncify.exportCallStack.length === 0 + ) { + // We just finished unwinding. + // Be sure to set the state before calling any other functions to avoid + // possible infinite recursion here (For example in debug pthread builds + // the dbg() function itself can call back into WebAssembly to get the + // current pthread_self() pointer). + Asyncify.state = Asyncify.State.Normal; + runtimeKeepalivePush(); + // Keep the runtime alive so that a re-wind can be done later. + runAndAbortIfError(_asyncify_stop_unwind); + if (typeof Fibers != 'undefined') { + Fibers.trampoline(); + } + } + }, + whenDone() { + return new Promise((resolve, reject) => { + Asyncify.asyncPromiseHandlers = { + resolve, + reject, + }; + }); + }, + allocateData() { + // An asyncify data structure has three fields: + // 0 current stack pos + // 4 max stack pos + // 8 id of function at bottom of the call stack (callStackIdToName[id] == name of js function) + // The Asyncify ABI only interprets the first two fields, the rest is for the runtime. + // We also embed a stack in the same memory region here, right next to the structure. + // This struct is also defined as asyncify_data_t in emscripten/fiber.h + var ptr = _malloc(12 + Asyncify.StackSize); + Asyncify.setDataHeader(ptr, ptr + 12, Asyncify.StackSize); + Asyncify.setDataRewindFunc(ptr); + return ptr; + }, + setDataHeader(ptr, stack, stackSize) { + HEAPU32[ptr >> 2] = stack; + HEAPU32[(ptr + 4) >> 2] = stack + stackSize; + }, + setDataRewindFunc(ptr) { + var bottomOfCallStack = Asyncify.exportCallStack[0]; + var rewindId = Asyncify.getCallStackId(bottomOfCallStack); + HEAP32[(ptr + 8) >> 2] = rewindId; + }, + getDataRewindFuncName(ptr) { + var id = HEAP32[(ptr + 8) >> 2]; + var name = Asyncify.callStackIdToName[id]; + return name; + }, + getDataRewindFunc(name) { + var func = wasmExports[name]; + return func; + }, + doRewind(ptr) { + var name = Asyncify.getDataRewindFuncName(ptr); + var func = Asyncify.getDataRewindFunc(name); + // Once we have rewound and the stack we no longer need to artificially + // keep the runtime alive. + runtimeKeepalivePop(); + return func(); + }, + handleSleep(startAsync) { + if (ABORT) return; + if (Asyncify.state === Asyncify.State.Normal) { + // Prepare to sleep. Call startAsync, and see what happens: + // if the code decided to call our callback synchronously, + // then no async operation was in fact begun, and we don't + // need to do anything. + var reachedCallback = false; + var reachedAfterCallback = false; + startAsync((handleSleepReturnValue = 0) => { + if (ABORT) return; + Asyncify.handleSleepReturnValue = handleSleepReturnValue; + reachedCallback = true; + if (!reachedAfterCallback) { + // We are happening synchronously, so no need for async. + return; + } + Asyncify.state = Asyncify.State.Rewinding; + runAndAbortIfError(() => + _asyncify_start_rewind(Asyncify.currData) + ); + if (typeof MainLoop != 'undefined' && MainLoop.func) { + MainLoop.resume(); + } + var asyncWasmReturnValue, + isError = false; + try { + asyncWasmReturnValue = Asyncify.doRewind( + Asyncify.currData + ); + } catch (err) { + asyncWasmReturnValue = err; + isError = true; + } + // Track whether the return value was handled by any promise handlers. + var handled = false; + if (!Asyncify.currData) { + // All asynchronous execution has finished. + // `asyncWasmReturnValue` now contains the final + // return value of the exported async WASM function. + // Note: `asyncWasmReturnValue` is distinct from + // `Asyncify.handleSleepReturnValue`. + // `Asyncify.handleSleepReturnValue` contains the return + // value of the last C function to have executed + // `Asyncify.handleSleep()`, where as `asyncWasmReturnValue` + // contains the return value of the exported WASM function + // that may have called C functions that + // call `Asyncify.handleSleep()`. + var asyncPromiseHandlers = + Asyncify.asyncPromiseHandlers; + if (asyncPromiseHandlers) { + Asyncify.asyncPromiseHandlers = null; + (isError + ? asyncPromiseHandlers.reject + : asyncPromiseHandlers.resolve)( + asyncWasmReturnValue + ); + handled = true; + } + } + if (isError && !handled) { + // If there was an error and it was not handled by now, we have no choice but to + // rethrow that error into the global scope where it can be caught only by + // `onerror` or `onunhandledpromiserejection`. + throw asyncWasmReturnValue; + } + }); + reachedAfterCallback = true; + if (!reachedCallback) { + // A true async operation was begun; start a sleep. + Asyncify.state = Asyncify.State.Unwinding; + // TODO: reuse, don't alloc/free every sleep + Asyncify.currData = Asyncify.allocateData(); + if (typeof MainLoop != 'undefined' && MainLoop.func) { + MainLoop.pause(); + } + runAndAbortIfError(() => + _asyncify_start_unwind(Asyncify.currData) + ); + } + } else if (Asyncify.state === Asyncify.State.Rewinding) { + // Stop a resume. + Asyncify.state = Asyncify.State.Normal; + runAndAbortIfError(_asyncify_stop_rewind); + _free(Asyncify.currData); + Asyncify.currData = null; + // Call all sleep callbacks now that the sleep-resume is all done. + Asyncify.sleepCallbacks.forEach(callUserCallback); + } else { + abort(`invalid state: ${Asyncify.state}`); + } + return Asyncify.handleSleepReturnValue; + }, + handleAsync(startAsync) { + return Asyncify.handleSleep((wakeUp) => { + // TODO: add error handling as a second param when handleSleep implements it. + startAsync().then(wakeUp); + }); + }, + }; + + var getCFunc = (ident) => { + var func = Module['_' + ident]; + // closure exported function + return func; + }; + + var writeArrayToMemory = (array, buffer) => { + HEAP8.set(array, buffer); + }; + + /** + * @param {string|null=} returnType + * @param {Array=} argTypes + * @param {Arguments|Array=} args + * @param {Object=} opts + */ var ccall = (ident, returnType, argTypes, args, opts) => { + // For fast lookup of conversion functions + var toC = { + string: (str) => { + var ret = 0; + if (str !== null && str !== undefined && str !== 0) { + // null string + ret = stringToUTF8OnStack(str); + } + return ret; + }, + array: (arr) => { + var ret = stackAlloc(arr.length); + writeArrayToMemory(arr, ret); + return ret; + }, + }; + function convertReturnValue(ret) { + if (returnType === 'string') { + return UTF8ToString(ret); + } + if (returnType === 'boolean') return Boolean(ret); + return ret; + } + var func = getCFunc(ident); + var cArgs = []; + var stack = 0; + if (args) { + for (var i = 0; i < args.length; i++) { + var converter = toC[argTypes[i]]; + if (converter) { + if (stack === 0) stack = stackSave(); + cArgs[i] = converter(args[i]); + } else { + cArgs[i] = args[i]; + } + } + } + // Data for a previous async operation that was in flight before us. + var previousAsync = Asyncify.currData; + var ret = func(...cArgs); + function onDone(ret) { + runtimeKeepalivePop(); + if (stack !== 0) stackRestore(stack); + return convertReturnValue(ret); + } + var asyncMode = opts?.async; + // Keep the runtime alive through all calls. Note that this call might not be + // async, but for simplicity we push and pop in all calls. + runtimeKeepalivePush(); + if (Asyncify.currData != previousAsync) { + // This is a new async operation. The wasm is paused and has unwound its stack. + // We need to return a Promise that resolves the return value + // once the stack is rewound and execution finishes. + return Asyncify.whenDone().then(onDone); + } + ret = onDone(ret); + // If this is an async ccall, ensure we return a promise + if (asyncMode) return Promise.resolve(ret); + return ret; + }; + + var FS_createPath = FS.createPath; + + var FS_unlink = (path) => FS.unlink(path); + + var FS_createLazyFile = FS.createLazyFile; + + var FS_createDevice = FS.createDevice; + + FS.createPreloadedFile = FS_createPreloadedFile; + + FS.staticInit(); + + // Set module methods based on EXPORTED_RUNTIME_METHODS + Module['FS_createPath'] = FS.createPath; + + Module['FS_createDataFile'] = FS.createDataFile; + + Module['FS_createPreloadedFile'] = FS.createPreloadedFile; + + Module['FS_unlink'] = FS.unlink; + + Module['FS_createLazyFile'] = FS.createLazyFile; + + Module['FS_createDevice'] = FS.createDevice; + + // This error may happen quite a bit. To avoid overhead we reuse it (and + // suffer a lack of stack info). + MEMFS.doesNotExistError = new FS.ErrnoError(44); + + /** @suppress {checkTypes} */ MEMFS.doesNotExistError.stack = + ''; + + if (ENVIRONMENT_IS_NODE) { + NODEFS.staticInit(); + } + + PHPWASM.init(); + + var wasmImports = { + /** @export */ l: ___assert_fail, + /** @export */ aa: __asyncjs__js_module_onMessage, + /** @export */ Va: ___call_sighandler, + /** @export */ Ua: ___syscall_accept4, + /** @export */ Ta: ___syscall_bind, + /** @export */ Sa: ___syscall_chdir, + /** @export */ O: ___syscall_chmod, + /** @export */ Ra: ___syscall_connect, + /** @export */ Qa: ___syscall_dup, + /** @export */ Pa: ___syscall_dup3, + /** @export */ Oa: ___syscall_faccessat, + /** @export */ Na: ___syscall_fchmod, + /** @export */ Ma: ___syscall_fchown32, + /** @export */ N: ___syscall_fchownat, + /** @export */ k: ___syscall_fcntl64, + /** @export */ La: ___syscall_fstat64, + /** @export */ Y: ___syscall_ftruncate64, + /** @export */ Ka: ___syscall_getcwd, + /** @export */ Ja: ___syscall_getdents64, + /** @export */ Ia: ___syscall_getpeername, + /** @export */ Ha: ___syscall_getsockname, + /** @export */ Ga: ___syscall_getsockopt, + /** @export */ B: ___syscall_ioctl, + /** @export */ Fa: ___syscall_listen, + /** @export */ Ea: ___syscall_lstat64, + /** @export */ Da: ___syscall_mkdirat, + /** @export */ Ca: ___syscall_newfstatat, + /** @export */ A: ___syscall_openat, + /** @export */ Ba: ___syscall_pipe, + /** @export */ Aa: ___syscall_poll, + /** @export */ za: ___syscall_readlinkat, + /** @export */ ya: ___syscall_recvfrom, + /** @export */ xa: ___syscall_renameat, + /** @export */ M: ___syscall_rmdir, + /** @export */ wa: ___syscall_sendto, + /** @export */ L: ___syscall_socket, + /** @export */ va: ___syscall_stat64, + /** @export */ ua: ___syscall_statfs64, + /** @export */ ta: ___syscall_symlinkat, + /** @export */ K: ___syscall_unlinkat, + /** @export */ sa: ___syscall_utimensat, + /** @export */ na: __abort_js, + /** @export */ ma: __emscripten_lookup_name, + /** @export */ la: __emscripten_memcpy_js, + /** @export */ ka: __emscripten_runtime_keepalive_clear, + /** @export */ ja: __emscripten_throw_longjmp, + /** @export */ V: __gmtime_js, + /** @export */ U: __localtime_js, + /** @export */ T: __mktime_js, + /** @export */ S: __mmap_js, + /** @export */ R: __munmap_js, + /** @export */ H: __setitimer_js, + /** @export */ ia: __tzset_js, + /** @export */ X: _clock_time_get, + /** @export */ G: _emscripten_date_now, + /** @export */ ha: _emscripten_get_heap_max, + /** @export */ v: _emscripten_get_now, + /** @export */ ga: _emscripten_resize_heap, + /** @export */ F: _emscripten_sleep, + /** @export */ ra: _environ_get, + /** @export */ qa: _environ_sizes_get, + /** @export */ n: _exit, + /** @export */ s: _fd_close, + /** @export */ J: _fd_fdstat_get, + /** @export */ I: _fd_read, + /** @export */ W: _fd_seek, + /** @export */ pa: _fd_sync, + /** @export */ z: _fd_write, + /** @export */ fa: _getaddrinfo, + /** @export */ E: _getnameinfo, + /** @export */ ea: _getprotobyname, + /** @export */ da: _getprotobynumber, + /** @export */ i: invoke_i, + /** @export */ d: invoke_ii, + /** @export */ b: invoke_iii, + /** @export */ f: invoke_iiii, + /** @export */ g: invoke_iiiii, + /** @export */ r: invoke_iiiiii, + /** @export */ y: invoke_iiiiiii, + /** @export */ u: invoke_iiiiiiii, + /** @export */ ca: invoke_iiiiiiiii, + /** @export */ x: invoke_iiiiiiiiii, + /** @export */ Q: invoke_jii, + /** @export */ e: invoke_v, + /** @export */ a: invoke_vi, + /** @export */ c: invoke_vii, + /** @export */ h: invoke_viii, + /** @export */ o: invoke_viiii, + /** @export */ m: invoke_viiiii, + /** @export */ j: invoke_viiiiii, + /** @export */ w: invoke_viiiiiiiii, + /** @export */ D: _js_create_input_device, + /** @export */ ba: js_fd_read, + /** @export */ C: _js_open_process, + /** @export */ $: js_popen_to_file, + /** @export */ _: _js_process_status, + /** @export */ Z: _js_waitpid, + /** @export */ oa: _proc_exit, + /** @export */ P: _strptime, + /** @export */ p: _wasm_close, + /** @export */ t: wasm_poll_socket, + /** @export */ q: _wasm_setsockopt, + }; + + var wasmExports; + + createWasm(); + + var ___wasm_call_ctors = () => (___wasm_call_ctors = wasmExports['Xa'])(); + + var _malloc = (a0) => (_malloc = wasmExports['Za'])(a0); + + var _free = (a0) => (_free = wasmExports['_a'])(a0); + + var _wasm_sleep = (Module['_wasm_sleep'] = (a0) => + (_wasm_sleep = Module['_wasm_sleep'] = wasmExports['$a'])(a0)); + + var _ntohs = (a0) => (_ntohs = wasmExports['ab'])(a0); + + var _htons = (a0) => (_htons = wasmExports['bb'])(a0); + + var _htonl = (a0) => (_htonl = wasmExports['cb'])(a0); + + var _wasm_read = (Module['_wasm_read'] = (a0, a1, a2) => + (_wasm_read = Module['_wasm_read'] = wasmExports['db'])(a0, a1, a2)); + + var _fflush = (a0) => (_fflush = wasmExports['eb'])(a0); + + var _wasm_popen = (Module['_wasm_popen'] = (a0, a1) => + (_wasm_popen = Module['_wasm_popen'] = wasmExports['fb'])(a0, a1)); + + var _wasm_php_exec = (Module['_wasm_php_exec'] = (a0, a1, a2, a3) => + (_wasm_php_exec = Module['_wasm_php_exec'] = wasmExports['gb'])( + a0, + a1, + a2, + a3 + )); + + var _php_pollfd_for = (Module['_php_pollfd_for'] = (a0, a1, a2) => + (_php_pollfd_for = Module['_php_pollfd_for'] = wasmExports['hb'])( + a0, + a1, + a2 + )); + + var ___wrap_select = (Module['___wrap_select'] = (a0, a1, a2, a3, a4) => + (___wrap_select = Module['___wrap_select'] = wasmExports['ib'])( + a0, + a1, + a2, + a3, + a4 + )); + + var _wasm_add_cli_arg = (Module['_wasm_add_cli_arg'] = (a0) => + (_wasm_add_cli_arg = Module['_wasm_add_cli_arg'] = wasmExports['jb'])( + a0 + )); + + var _run_cli = (Module['_run_cli'] = () => + (_run_cli = Module['_run_cli'] = wasmExports['kb'])()); + + var _wasm_set_sapi_name = (Module['_wasm_set_sapi_name'] = (a0) => + (_wasm_set_sapi_name = Module['_wasm_set_sapi_name'] = + wasmExports['lb'])(a0)); + + var _wasm_set_phpini_path = (Module['_wasm_set_phpini_path'] = (a0) => + (_wasm_set_phpini_path = Module['_wasm_set_phpini_path'] = + wasmExports['mb'])(a0)); + + var _wasm_add_SERVER_entry = (Module['_wasm_add_SERVER_entry'] = (a0, a1) => + (_wasm_add_SERVER_entry = Module['_wasm_add_SERVER_entry'] = + wasmExports['nb'])(a0, a1)); + + var _wasm_add_ENV_entry = (Module['_wasm_add_ENV_entry'] = (a0, a1) => + (_wasm_add_ENV_entry = Module['_wasm_add_ENV_entry'] = + wasmExports['ob'])(a0, a1)); + + var _wasm_set_query_string = (Module['_wasm_set_query_string'] = (a0) => + (_wasm_set_query_string = Module['_wasm_set_query_string'] = + wasmExports['pb'])(a0)); + + var _wasm_set_path_translated = (Module['_wasm_set_path_translated'] = ( + a0 + ) => + (_wasm_set_path_translated = Module['_wasm_set_path_translated'] = + wasmExports['qb'])(a0)); -var dynCall_iii = Module["dynCall_iii"] = (a0, a1, a2) => (dynCall_iii = Module["dynCall_iii"] = wasmExports["Rb"])(a0, a1, a2); + var _wasm_set_skip_shebang = (Module['_wasm_set_skip_shebang'] = (a0) => + (_wasm_set_skip_shebang = Module['_wasm_set_skip_shebang'] = + wasmExports['rb'])(a0)); -var dynCall_ii = Module["dynCall_ii"] = (a0, a1) => (dynCall_ii = Module["dynCall_ii"] = wasmExports["Sb"])(a0, a1); + var _wasm_set_request_uri = (Module['_wasm_set_request_uri'] = (a0) => + (_wasm_set_request_uri = Module['_wasm_set_request_uri'] = + wasmExports['sb'])(a0)); -var dynCall_v = Module["dynCall_v"] = a0 => (dynCall_v = Module["dynCall_v"] = wasmExports["Tb"])(a0); + var _wasm_set_request_method = (Module['_wasm_set_request_method'] = (a0) => + (_wasm_set_request_method = Module['_wasm_set_request_method'] = + wasmExports['tb'])(a0)); -var dynCall_iiii = Module["dynCall_iiii"] = (a0, a1, a2, a3) => (dynCall_iiii = Module["dynCall_iiii"] = wasmExports["Ub"])(a0, a1, a2, a3); + var _wasm_set_request_host = (Module['_wasm_set_request_host'] = (a0) => + (_wasm_set_request_host = Module['_wasm_set_request_host'] = + wasmExports['ub'])(a0)); -var dynCall_viiiii = Module["dynCall_viiiii"] = (a0, a1, a2, a3, a4, a5) => (dynCall_viiiii = Module["dynCall_viiiii"] = wasmExports["Vb"])(a0, a1, a2, a3, a4, a5); - -var dynCall_iiiii = Module["dynCall_iiiii"] = (a0, a1, a2, a3, a4) => (dynCall_iiiii = Module["dynCall_iiiii"] = wasmExports["Wb"])(a0, a1, a2, a3, a4); - -var dynCall_iiiiiii = Module["dynCall_iiiiiii"] = (a0, a1, a2, a3, a4, a5, a6) => (dynCall_iiiiiii = Module["dynCall_iiiiiii"] = wasmExports["Xb"])(a0, a1, a2, a3, a4, a5, a6); - -var dynCall_iiiiii = Module["dynCall_iiiiii"] = (a0, a1, a2, a3, a4, a5) => (dynCall_iiiiii = Module["dynCall_iiiiii"] = wasmExports["Yb"])(a0, a1, a2, a3, a4, a5); - -var dynCall_i = Module["dynCall_i"] = a0 => (dynCall_i = Module["dynCall_i"] = wasmExports["Zb"])(a0); - -var dynCall_viiii = Module["dynCall_viiii"] = (a0, a1, a2, a3, a4) => (dynCall_viiii = Module["dynCall_viiii"] = wasmExports["_b"])(a0, a1, a2, a3, a4); - -var dynCall_iiiiiiiii = Module["dynCall_iiiiiiiii"] = (a0, a1, a2, a3, a4, a5, a6, a7, a8) => (dynCall_iiiiiiiii = Module["dynCall_iiiiiiiii"] = wasmExports["$b"])(a0, a1, a2, a3, a4, a5, a6, a7, a8); - -var dynCall_viiiiiiiii = Module["dynCall_viiiiiiiii"] = (a0, a1, a2, a3, a4, a5, a6, a7, a8, a9) => (dynCall_viiiiiiiii = Module["dynCall_viiiiiiiii"] = wasmExports["ac"])(a0, a1, a2, a3, a4, a5, a6, a7, a8, a9); - -var dynCall_viiiiii = Module["dynCall_viiiiii"] = (a0, a1, a2, a3, a4, a5, a6) => (dynCall_viiiiii = Module["dynCall_viiiiii"] = wasmExports["bc"])(a0, a1, a2, a3, a4, a5, a6); - -var dynCall_iiiiiiii = Module["dynCall_iiiiiiii"] = (a0, a1, a2, a3, a4, a5, a6, a7) => (dynCall_iiiiiiii = Module["dynCall_iiiiiiii"] = wasmExports["cc"])(a0, a1, a2, a3, a4, a5, a6, a7); - -var dynCall_iiiiiiiiii = Module["dynCall_iiiiiiiiii"] = (a0, a1, a2, a3, a4, a5, a6, a7, a8, a9) => (dynCall_iiiiiiiiii = Module["dynCall_iiiiiiiiii"] = wasmExports["dc"])(a0, a1, a2, a3, a4, a5, a6, a7, a8, a9); - -var dynCall_jii = Module["dynCall_jii"] = (a0, a1, a2) => (dynCall_jii = Module["dynCall_jii"] = wasmExports["ec"])(a0, a1, a2); - -var _asyncify_start_unwind = a0 => (_asyncify_start_unwind = wasmExports["fc"])(a0); - -var _asyncify_stop_unwind = () => (_asyncify_stop_unwind = wasmExports["gc"])(); - -var _asyncify_start_rewind = a0 => (_asyncify_start_rewind = wasmExports["hc"])(a0); - -var _asyncify_stop_rewind = () => (_asyncify_stop_rewind = wasmExports["ic"])(); - -function invoke_viii(index, a1, a2, a3) { - var sp = stackSave(); - try { - dynCall_viii(index, a1, a2, a3); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_vii(index, a1, a2) { - var sp = stackSave(); - try { - dynCall_vii(index, a1, a2); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_vi(index, a1) { - var sp = stackSave(); - try { - dynCall_vi(index, a1); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_iiiiiii(index, a1, a2, a3, a4, a5, a6) { - var sp = stackSave(); - try { - return dynCall_iiiiiii(index, a1, a2, a3, a4, a5, a6); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_iii(index, a1, a2) { - var sp = stackSave(); - try { - return dynCall_iii(index, a1, a2); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_v(index) { - var sp = stackSave(); - try { - dynCall_v(index); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_ii(index, a1) { - var sp = stackSave(); - try { - return dynCall_ii(index, a1); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_i(index) { - var sp = stackSave(); - try { - return dynCall_i(index); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_viiii(index, a1, a2, a3, a4) { - var sp = stackSave(); - try { - dynCall_viiii(index, a1, a2, a3, a4); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_iiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8) { - var sp = stackSave(); - try { - return dynCall_iiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_iiiii(index, a1, a2, a3, a4) { - var sp = stackSave(); - try { - return dynCall_iiiii(index, a1, a2, a3, a4); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_iiii(index, a1, a2, a3) { - var sp = stackSave(); - try { - return dynCall_iiii(index, a1, a2, a3); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_viiiiii(index, a1, a2, a3, a4, a5, a6) { - var sp = stackSave(); - try { - dynCall_viiiiii(index, a1, a2, a3, a4, a5, a6); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_viiiii(index, a1, a2, a3, a4, a5) { - var sp = stackSave(); - try { - dynCall_viiiii(index, a1, a2, a3, a4, a5); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_iiiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8, a9) { - var sp = stackSave(); - try { - return dynCall_iiiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8, a9); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_iiiiii(index, a1, a2, a3, a4, a5) { - var sp = stackSave(); - try { - return dynCall_iiiiii(index, a1, a2, a3, a4, a5); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_viiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8, a9) { - var sp = stackSave(); - try { - dynCall_viiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8, a9); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_iiiiiiii(index, a1, a2, a3, a4, a5, a6, a7) { - var sp = stackSave(); - try { - return dynCall_iiiiiiii(index, a1, a2, a3, a4, a5, a6, a7); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_jii(index, a1, a2) { - var sp = stackSave(); - try { - return dynCall_jii(index, a1, a2); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -Module["addRunDependency"] = addRunDependency; - -Module["removeRunDependency"] = removeRunDependency; - -Module["wasmExports"] = wasmExports; - -Module["ccall"] = ccall; - -Module["FS_createPreloadedFile"] = FS_createPreloadedFile; - -Module["FS_unlink"] = FS_unlink; - -Module["FS_createPath"] = FS_createPath; - -Module["FS_createDevice"] = FS_createDevice; - -Module["FS_createDataFile"] = FS_createDataFile; - -Module["FS_createLazyFile"] = FS_createLazyFile; - -Module["PROXYFS"] = PROXYFS; - -var calledRun; - -dependenciesFulfilled = function runCaller() { - if (!calledRun) run(); - if (!calledRun) dependenciesFulfilled = runCaller; -}; - -function run() { - if (runDependencies > 0) { - return; - } - preRun(); - if (runDependencies > 0) { - return; - } - function doRun() { - if (calledRun) return; - calledRun = true; - Module["calledRun"] = true; - if (ABORT) return; - initRuntime(); - if (Module["onRuntimeInitialized"]) Module["onRuntimeInitialized"](); - postRun(); - } - if (Module["setStatus"]) { - Module["setStatus"]("Running..."); - setTimeout(function() { - setTimeout(function() { - Module["setStatus"](""); - }, 1); - doRun(); - }, 1); - } else { - doRun(); - } -} - -if (Module["preInit"]) { - if (typeof Module["preInit"] == "function") Module["preInit"] = [ Module["preInit"] ]; - while (Module["preInit"].length > 0) { - Module["preInit"].pop()(); - } -} - -run(); -/** - * Emscripten resolves `localhost` to a random IP address. Let's - * make it always resolve to 127.0.0.1. - */ -DNS.address_map.addrs.localhost = '127.0.0.1'; - -/** - * Debugging Asyncify errors is tricky because the stack trace is lost when the - * error is thrown. This code saves the stack trace in a global variable - * so that it can be inspected later. - */ -PHPLoader.debug = 'debug' in PHPLoader ? PHPLoader.debug : true; -if (PHPLoader.debug && typeof Asyncify !== "undefined") { - const originalHandleSleep = Asyncify.handleSleep; - Asyncify.handleSleep = function (startAsync) { - if (!ABORT) { - Module["lastAsyncifyStackSource"] = new Error(); - } - return originalHandleSleep(startAsync); - } -} - -/** - * Data dependencies call removeRunDependency() when they are loaded. - * The synchronous call stack then continues to run. If an error occurs - * in PHP initialization, e.g. Out Of Memory error, it will not be - * caught by any try/catch. This override propagates the failure to - * PHPLoader.onAbort() so that it can be handled. - */ -const originalRemoveRunDependency = PHPLoader['removeRunDependency']; -PHPLoader['removeRunDependency'] = function (...args) { - try { - originalRemoveRunDependency(...args); - } catch (e) { - PHPLoader['onAbort'](e); - } -} + var _wasm_set_content_type = (Module['_wasm_set_content_type'] = (a0) => + (_wasm_set_content_type = Module['_wasm_set_content_type'] = + wasmExports['vb'])(a0)); -/** - * Other exports live in the Dockerfile in: - * - * * EXPORTED_RUNTIME_METHODS - * * EXPORTED_FUNCTIONS - * - * These exports, however, live in here because: - * - * * Listing them in EXPORTED_RUNTIME_METHODS doesn't actually - * export them. This could be a bug in Emscripten or a consequence of - * that option being deprecated. - * * Listing them in EXPORTED_FUNCTIONS works, but they are overridden - * on every `BasePHP.run()` call. This is a problem because we want to - * spy on these calls in some unit tests. - * - * Therefore, we export them here. - */ -PHPLoader['malloc'] = _malloc; -PHPLoader['free'] = typeof _free === 'function' ? _free : PHPLoader['_wasm_free']; - -return PHPLoader; - -// Close the opening bracket from esm-prefix.js: + var _wasm_set_request_body = (Module['_wasm_set_request_body'] = (a0) => + (_wasm_set_request_body = Module['_wasm_set_request_body'] = + wasmExports['wb'])(a0)); + + var _wasm_set_content_length = (Module['_wasm_set_content_length'] = (a0) => + (_wasm_set_content_length = Module['_wasm_set_content_length'] = + wasmExports['xb'])(a0)); + + var _wasm_set_cookies = (Module['_wasm_set_cookies'] = (a0) => + (_wasm_set_cookies = Module['_wasm_set_cookies'] = wasmExports['yb'])( + a0 + )); + + var _wasm_set_request_port = (Module['_wasm_set_request_port'] = (a0) => + (_wasm_set_request_port = Module['_wasm_set_request_port'] = + wasmExports['zb'])(a0)); + + var _wasm_sapi_request_shutdown = (Module['_wasm_sapi_request_shutdown'] = + () => + (_wasm_sapi_request_shutdown = Module[ + '_wasm_sapi_request_shutdown' + ] = + wasmExports['Ab'])()); + + var _wasm_sapi_handle_request = (Module['_wasm_sapi_handle_request'] = () => + (_wasm_sapi_handle_request = Module['_wasm_sapi_handle_request'] = + wasmExports['Bb'])()); + + var _php_wasm_init = (Module['_php_wasm_init'] = () => + (_php_wasm_init = Module['_php_wasm_init'] = wasmExports['Cb'])()); + + var _wasm_free = (Module['_wasm_free'] = (a0) => + (_wasm_free = Module['_wasm_free'] = wasmExports['Db'])(a0)); + + var ___funcs_on_exit = () => (___funcs_on_exit = wasmExports['Eb'])(); + + var _emscripten_builtin_memalign = (a0, a1) => + (_emscripten_builtin_memalign = wasmExports['Fb'])(a0, a1); + + var __emscripten_timeout = (a0, a1) => + (__emscripten_timeout = wasmExports['Gb'])(a0, a1); + + var _setThrew = (a0, a1) => (_setThrew = wasmExports['Hb'])(a0, a1); + + var __emscripten_tempret_set = (a0) => + (__emscripten_tempret_set = wasmExports['Ib'])(a0); + + var __emscripten_stack_restore = (a0) => + (__emscripten_stack_restore = wasmExports['Jb'])(a0); + + var __emscripten_stack_alloc = (a0) => + (__emscripten_stack_alloc = wasmExports['Kb'])(a0); + + var _emscripten_stack_get_current = () => + (_emscripten_stack_get_current = wasmExports['Lb'])(); + + var dynCall_viii = (Module['dynCall_viii'] = (a0, a1, a2, a3) => + (dynCall_viii = Module['dynCall_viii'] = wasmExports['Mb'])( + a0, + a1, + a2, + a3 + )); + + var dynCall_vii = (Module['dynCall_vii'] = (a0, a1, a2) => + (dynCall_vii = Module['dynCall_vii'] = wasmExports['Nb'])(a0, a1, a2)); + + var dynCall_vi = (Module['dynCall_vi'] = (a0, a1) => + (dynCall_vi = Module['dynCall_vi'] = wasmExports['Ob'])(a0, a1)); + + var dynCall_iii = (Module['dynCall_iii'] = (a0, a1, a2) => + (dynCall_iii = Module['dynCall_iii'] = wasmExports['Pb'])(a0, a1, a2)); + + var dynCall_ii = (Module['dynCall_ii'] = (a0, a1) => + (dynCall_ii = Module['dynCall_ii'] = wasmExports['Qb'])(a0, a1)); + + var dynCall_v = (Module['dynCall_v'] = (a0) => + (dynCall_v = Module['dynCall_v'] = wasmExports['Rb'])(a0)); + + var dynCall_iiii = (Module['dynCall_iiii'] = (a0, a1, a2, a3) => + (dynCall_iiii = Module['dynCall_iiii'] = wasmExports['Sb'])( + a0, + a1, + a2, + a3 + )); + + var dynCall_viiiii = (Module['dynCall_viiiii'] = (a0, a1, a2, a3, a4, a5) => + (dynCall_viiiii = Module['dynCall_viiiii'] = wasmExports['Tb'])( + a0, + a1, + a2, + a3, + a4, + a5 + )); + + var dynCall_iiiii = (Module['dynCall_iiiii'] = (a0, a1, a2, a3, a4) => + (dynCall_iiiii = Module['dynCall_iiiii'] = wasmExports['Ub'])( + a0, + a1, + a2, + a3, + a4 + )); + + var dynCall_iiiiiii = (Module['dynCall_iiiiiii'] = ( + a0, + a1, + a2, + a3, + a4, + a5, + a6 + ) => + (dynCall_iiiiiii = Module['dynCall_iiiiiii'] = wasmExports['Vb'])( + a0, + a1, + a2, + a3, + a4, + a5, + a6 + )); + + var dynCall_iiiiii = (Module['dynCall_iiiiii'] = (a0, a1, a2, a3, a4, a5) => + (dynCall_iiiiii = Module['dynCall_iiiiii'] = wasmExports['Wb'])( + a0, + a1, + a2, + a3, + a4, + a5 + )); + + var dynCall_i = (Module['dynCall_i'] = (a0) => + (dynCall_i = Module['dynCall_i'] = wasmExports['Xb'])(a0)); + + var dynCall_viiii = (Module['dynCall_viiii'] = (a0, a1, a2, a3, a4) => + (dynCall_viiii = Module['dynCall_viiii'] = wasmExports['Yb'])( + a0, + a1, + a2, + a3, + a4 + )); + + var dynCall_iiiiiiiii = (Module['dynCall_iiiiiiiii'] = ( + a0, + a1, + a2, + a3, + a4, + a5, + a6, + a7, + a8 + ) => + (dynCall_iiiiiiiii = Module['dynCall_iiiiiiiii'] = wasmExports['Zb'])( + a0, + a1, + a2, + a3, + a4, + a5, + a6, + a7, + a8 + )); + + var dynCall_viiiiiiiii = (Module['dynCall_viiiiiiiii'] = ( + a0, + a1, + a2, + a3, + a4, + a5, + a6, + a7, + a8, + a9 + ) => + (dynCall_viiiiiiiii = Module['dynCall_viiiiiiiii'] = wasmExports['_b'])( + a0, + a1, + a2, + a3, + a4, + a5, + a6, + a7, + a8, + a9 + )); + + var dynCall_viiiiii = (Module['dynCall_viiiiii'] = ( + a0, + a1, + a2, + a3, + a4, + a5, + a6 + ) => + (dynCall_viiiiii = Module['dynCall_viiiiii'] = wasmExports['$b'])( + a0, + a1, + a2, + a3, + a4, + a5, + a6 + )); + + var dynCall_iiiiiiii = (Module['dynCall_iiiiiiii'] = ( + a0, + a1, + a2, + a3, + a4, + a5, + a6, + a7 + ) => + (dynCall_iiiiiiii = Module['dynCall_iiiiiiii'] = wasmExports['ac'])( + a0, + a1, + a2, + a3, + a4, + a5, + a6, + a7 + )); + + var dynCall_iiiiiiiiii = (Module['dynCall_iiiiiiiiii'] = ( + a0, + a1, + a2, + a3, + a4, + a5, + a6, + a7, + a8, + a9 + ) => + (dynCall_iiiiiiiiii = Module['dynCall_iiiiiiiiii'] = wasmExports['bc'])( + a0, + a1, + a2, + a3, + a4, + a5, + a6, + a7, + a8, + a9 + )); + + var dynCall_jii = (Module['dynCall_jii'] = (a0, a1, a2) => + (dynCall_jii = Module['dynCall_jii'] = wasmExports['cc'])(a0, a1, a2)); + + var _asyncify_start_unwind = (a0) => + (_asyncify_start_unwind = wasmExports['dc'])(a0); + + var _asyncify_stop_unwind = () => + (_asyncify_stop_unwind = wasmExports['ec'])(); + + var _asyncify_start_rewind = (a0) => + (_asyncify_start_rewind = wasmExports['fc'])(a0); + + var _asyncify_stop_rewind = () => + (_asyncify_stop_rewind = wasmExports['gc'])(); + + function invoke_viii(index, a1, a2, a3) { + var sp = stackSave(); + try { + dynCall_viii(index, a1, a2, a3); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_vii(index, a1, a2) { + var sp = stackSave(); + try { + dynCall_vii(index, a1, a2); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_vi(index, a1) { + var sp = stackSave(); + try { + dynCall_vi(index, a1); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_iiiiiii(index, a1, a2, a3, a4, a5, a6) { + var sp = stackSave(); + try { + return dynCall_iiiiiii(index, a1, a2, a3, a4, a5, a6); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_iii(index, a1, a2) { + var sp = stackSave(); + try { + return dynCall_iii(index, a1, a2); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_v(index) { + var sp = stackSave(); + try { + dynCall_v(index); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_ii(index, a1) { + var sp = stackSave(); + try { + return dynCall_ii(index, a1); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_i(index) { + var sp = stackSave(); + try { + return dynCall_i(index); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_viiii(index, a1, a2, a3, a4) { + var sp = stackSave(); + try { + dynCall_viiii(index, a1, a2, a3, a4); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_iiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8) { + var sp = stackSave(); + try { + return dynCall_iiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_iiiii(index, a1, a2, a3, a4) { + var sp = stackSave(); + try { + return dynCall_iiiii(index, a1, a2, a3, a4); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_iiii(index, a1, a2, a3) { + var sp = stackSave(); + try { + return dynCall_iiii(index, a1, a2, a3); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_viiiiii(index, a1, a2, a3, a4, a5, a6) { + var sp = stackSave(); + try { + dynCall_viiiiii(index, a1, a2, a3, a4, a5, a6); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_viiiii(index, a1, a2, a3, a4, a5) { + var sp = stackSave(); + try { + dynCall_viiiii(index, a1, a2, a3, a4, a5); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_iiiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8, a9) { + var sp = stackSave(); + try { + return dynCall_iiiiiiiiii( + index, + a1, + a2, + a3, + a4, + a5, + a6, + a7, + a8, + a9 + ); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_iiiiii(index, a1, a2, a3, a4, a5) { + var sp = stackSave(); + try { + return dynCall_iiiiii(index, a1, a2, a3, a4, a5); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_viiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8, a9) { + var sp = stackSave(); + try { + dynCall_viiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8, a9); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_iiiiiiii(index, a1, a2, a3, a4, a5, a6, a7) { + var sp = stackSave(); + try { + return dynCall_iiiiiiii(index, a1, a2, a3, a4, a5, a6, a7); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_jii(index, a1, a2) { + var sp = stackSave(); + try { + return dynCall_jii(index, a1, a2); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + // include: postamble.js + // === Auto-generated postamble setup entry stuff === + Module['addRunDependency'] = addRunDependency; + + Module['removeRunDependency'] = removeRunDependency; + + Module['wasmExports'] = wasmExports; + + Module['ccall'] = ccall; + + Module['FS_createPreloadedFile'] = FS_createPreloadedFile; + + Module['FS_unlink'] = FS_unlink; + + Module['FS_createPath'] = FS_createPath; + + Module['FS_createDevice'] = FS_createDevice; + + Module['FS_createDataFile'] = FS_createDataFile; + + Module['FS_createLazyFile'] = FS_createLazyFile; + + Module['PROXYFS'] = PROXYFS; + + var calledRun; + + dependenciesFulfilled = function runCaller() { + // If run has never been called, and we should call run (INVOKE_RUN is true, and Module.noInitialRun is not false) + if (!calledRun) run(); + if (!calledRun) dependenciesFulfilled = runCaller; + }; + + // try this again later, after new deps are fulfilled + function run() { + if (runDependencies > 0) { + return; + } + preRun(); + // a preRun added a dependency, run will be called later + if (runDependencies > 0) { + return; + } + function doRun() { + // run may have just been called through dependencies being fulfilled just in this very frame, + // or while the async setStatus time below was happening + if (calledRun) return; + calledRun = true; + Module['calledRun'] = true; + if (ABORT) return; + initRuntime(); + Module['onRuntimeInitialized']?.(); + postRun(); + } + if (Module['setStatus']) { + Module['setStatus']('Running...'); + setTimeout(() => { + setTimeout(() => Module['setStatus'](''), 1); + doRun(); + }, 1); + } else { + doRun(); + } + } + + if (Module['preInit']) { + if (typeof Module['preInit'] == 'function') + Module['preInit'] = [Module['preInit']]; + while (Module['preInit'].length > 0) { + Module['preInit'].pop()(); + } + } + + run(); + /** + * Emscripten resolves `localhost` to a random IP address. Let's + * make it always resolve to 127.0.0.1. + */ + DNS.address_map.addrs.localhost = '127.0.0.1'; + + /** + * Debugging Asyncify errors is tricky because the stack trace is lost when the + * error is thrown. This code saves the stack trace in a global variable + * so that it can be inspected later. + */ + PHPLoader.debug = 'debug' in PHPLoader ? PHPLoader.debug : true; + if (PHPLoader.debug && typeof Asyncify !== 'undefined') { + const originalHandleSleep = Asyncify.handleSleep; + Asyncify.handleSleep = function (startAsync) { + if (!ABORT) { + Module['lastAsyncifyStackSource'] = new Error(); + } + return originalHandleSleep(startAsync); + }; + } + + /** + * Data dependencies call removeRunDependency() when they are loaded. + * The synchronous call stack then continues to run. If an error occurs + * in PHP initialization, e.g. Out Of Memory error, it will not be + * caught by any try/catch. This override propagates the failure to + * PHPLoader.onAbort() so that it can be handled. + */ + const originalRemoveRunDependency = PHPLoader['removeRunDependency']; + PHPLoader['removeRunDependency'] = function (...args) { + try { + originalRemoveRunDependency(...args); + } catch (e) { + PHPLoader['onAbort'](e); + } + }; + + /** + * Other exports live in the Dockerfile in: + * + * * EXPORTED_RUNTIME_METHODS + * * EXPORTED_FUNCTIONS + * + * These exports, however, live in here because: + * + * * Listing them in EXPORTED_RUNTIME_METHODS doesn't actually + * export them. This could be a bug in Emscripten or a consequence of + * that option being deprecated. + * * Listing them in EXPORTED_FUNCTIONS works, but they are overridden + * on every `BasePHP.run()` call. This is a problem because we want to + * spy on these calls in some unit tests. + * + * Therefore, we export them here. + */ + PHPLoader['malloc'] = _malloc; + PHPLoader['free'] = + typeof _free === 'function' ? _free : PHPLoader['_wasm_free']; + + return PHPLoader; + + // Close the opening bracket from esm-prefix.js: } diff --git a/packages/php-wasm/node/asyncify/php_7_1.js b/packages/php-wasm/node/asyncify/php_7_1.js index b8305c5b2f..58826539b9 100644 --- a/packages/php-wasm/node/asyncify/php_7_1.js +++ b/packages/php-wasm/node/asyncify/php_7_1.js @@ -1,6605 +1,8176 @@ -const dependencyFilename = __dirname + '/7_1_30/php_7_1.wasm'; -export { dependencyFilename }; -export const dependenciesTotalSize = 13566339; +const dependencyFilename = __dirname + '/7_1_30/php_7_1.wasm'; +export { dependencyFilename }; +export const dependenciesTotalSize = 13925109; export function init(RuntimeName, PHPLoader) { - /** - * Overrides Emscripten's default ExitStatus object which gets - * thrown on failure. Unfortunately, the default object is not - * a subclass of Error and does not provide any stack trace. - * - * This is a deliberate behavior on Emscripten's end to prevent - * memory leaks after the program exits. See: - * - * https://github.com/emscripten-core/emscripten/pull/9108 - * - * In case of WordPress Playground, the worker in which the PHP - * runs will typically exit after the PHP program finishes, so - * we don't have to worry about memory leaks. - * - * As for assigning to a previously undeclared ExitStatus variable here, - * the Emscripten module declares `ExitStatus` as `function ExitStatus` - * which means it gets hoisted to the top of the scope and can be - * reassigned here – before the actual declaration is reached. - * - * If that sounds weird, try this example: - * - * ExitStatus = () => { console.log("reassigned"); } - * function ExitStatus() {} - * ExitStatus(); - * // logs "reassigned" - */ - ExitStatus = class PHPExitStatus extends Error { - constructor(status) { - super(status); - this.name = "ExitStatus"; - this.message = "Program terminated with exit(" + status + ")"; - this.status = status; - } - } - - // The rest of the code comes from the built php.js file and esm-suffix.js -var Module = typeof PHPLoader != "undefined" ? PHPLoader : {}; - -var ENVIRONMENT_IS_WORKER=RuntimeName==="WORKER"; - -var ENVIRONMENT_IS_NODE=RuntimeName==="NODE"; - -if (ENVIRONMENT_IS_NODE) {} - -var moduleOverrides = Object.assign({}, Module); - -var arguments_ = []; - -var thisProgram = "./this.program"; - -var quit_ = (status, toThrow) => { - throw toThrow; -}; - -var scriptDirectory = ""; - -function locateFile(path) { - if (Module["locateFile"]) { - return Module["locateFile"](path, scriptDirectory); - } - return scriptDirectory + path; -} - -var read_, readAsync, readBinary; - -if (ENVIRONMENT_IS_NODE) { - var fs = require("fs"); - var nodePath = require("path"); - scriptDirectory = __dirname + "/"; - read_ = (filename, binary) => { - filename = isFileURI(filename) ? new URL(filename) : nodePath.normalize(filename); - return fs.readFileSync(filename, binary ? undefined : "utf8"); - }; - readBinary = filename => { - var ret = read_(filename, true); - if (!ret.buffer) { - ret = new Uint8Array(ret); - } - return ret; - }; - readAsync = (filename, onload, onerror, binary = true) => { - filename = isFileURI(filename) ? new URL(filename) : nodePath.normalize(filename); - fs.readFile(filename, binary ? undefined : "utf8", (err, data) => { - if (err) onerror(err); else onload(binary ? data.buffer : data); - }); - }; - if (!Module["thisProgram"] && process.argv.length > 1) { - thisProgram = process.argv[1].replace(/\\/g, "/"); - } - arguments_ = process.argv.slice(2); - if (typeof module != "undefined") { - module["exports"] = Module; - } - quit_ = (status, toThrow) => { - process.exitCode = status; - throw toThrow; - }; -} else {} - -var out = Module["print"] || console.log.bind(console); - -var err = Module["printErr"] || console.error.bind(console); - -Object.assign(Module, moduleOverrides); - -moduleOverrides = null; - -if (Module["arguments"]) arguments_ = Module["arguments"]; - -if (Module["thisProgram"]) thisProgram = Module["thisProgram"]; - -if (Module["quit"]) quit_ = Module["quit"]; - -var wasmBinary; - -if (Module["wasmBinary"]) wasmBinary = Module["wasmBinary"]; - -var wasmMemory; - -var ABORT = false; - -var EXITSTATUS; - -/** @type {function(*, string=)} */ function assert(condition, text) { - if (!condition) { - abort(text); - } -} - -var /** @type {!Int8Array} */ HEAP8, /** @type {!Uint8Array} */ HEAPU8, /** @type {!Int16Array} */ HEAP16, /** @type {!Uint16Array} */ HEAPU16, /** @type {!Int32Array} */ HEAP32, /** @type {!Uint32Array} */ HEAPU32, /** @type {!Float32Array} */ HEAPF32, /** @type {!Float64Array} */ HEAPF64; - -function updateMemoryViews() { - var b = wasmMemory.buffer; - Module["HEAP8"] = HEAP8 = new Int8Array(b); - Module["HEAP16"] = HEAP16 = new Int16Array(b); - Module["HEAPU8"] = HEAPU8 = new Uint8Array(b); - Module["HEAPU16"] = HEAPU16 = new Uint16Array(b); - Module["HEAP32"] = HEAP32 = new Int32Array(b); - Module["HEAPU32"] = HEAPU32 = new Uint32Array(b); - Module["HEAPF32"] = HEAPF32 = new Float32Array(b); - Module["HEAPF64"] = HEAPF64 = new Float64Array(b); -} - -var __ATPRERUN__ = []; - -var __ATINIT__ = []; - -var __ATEXIT__ = []; - -var __ATPOSTRUN__ = []; - -var runtimeInitialized = false; - -var runtimeExited = false; - -function preRun() { - if (Module["preRun"]) { - if (typeof Module["preRun"] == "function") Module["preRun"] = [ Module["preRun"] ]; - while (Module["preRun"].length) { - addOnPreRun(Module["preRun"].shift()); - } - } - callRuntimeCallbacks(__ATPRERUN__); -} - -function initRuntime() { - runtimeInitialized = true; - SOCKFS.root = FS.mount(SOCKFS, {}, null); - if (!Module["noFSInit"] && !FS.init.initialized) FS.init(); - FS.ignorePermissions = false; - TTY.init(); - PIPEFS.root = FS.mount(PIPEFS, {}, null); - callRuntimeCallbacks(__ATINIT__); -} - -function exitRuntime() { - ___funcs_on_exit(); - callRuntimeCallbacks(__ATEXIT__); - FS.quit(); - TTY.shutdown(); - runtimeExited = true; -} - -function postRun() { - if (Module["postRun"]) { - if (typeof Module["postRun"] == "function") Module["postRun"] = [ Module["postRun"] ]; - while (Module["postRun"].length) { - addOnPostRun(Module["postRun"].shift()); - } - } - callRuntimeCallbacks(__ATPOSTRUN__); -} - -function addOnPreRun(cb) { - __ATPRERUN__.unshift(cb); -} - -function addOnInit(cb) { - __ATINIT__.unshift(cb); -} - -function addOnPostRun(cb) { - __ATPOSTRUN__.unshift(cb); -} - -var runDependencies = 0; - -var runDependencyWatcher = null; - -var dependenciesFulfilled = null; - -function getUniqueRunDependency(id) { - return id; -} - -function addRunDependency(id) { - runDependencies++; - Module["monitorRunDependencies"]?.(runDependencies); -} - -function removeRunDependency(id) { - runDependencies--; - Module["monitorRunDependencies"]?.(runDependencies); - if (runDependencies == 0) { - if (runDependencyWatcher !== null) { - clearInterval(runDependencyWatcher); - runDependencyWatcher = null; - } - if (dependenciesFulfilled) { - var callback = dependenciesFulfilled; - dependenciesFulfilled = null; - callback(); - } - } -} - -/** @param {string|number=} what */ function abort(what) { - Module["onAbort"]?.(what); - what = "Aborted(" + what + ")"; - err(what); - ABORT = true; - EXITSTATUS = 1; - what += ". Build with -sASSERTIONS for more info."; - /** @suppress {checkTypes} */ var e = new WebAssembly.RuntimeError(what); - throw e; -} - -var dataURIPrefix = "data:application/octet-stream;base64,"; - -/** - * Indicates whether filename is a base64 data URI. - * @noinline - */ var isDataURI = filename => filename.startsWith(dataURIPrefix); - -/** - * Indicates whether filename is delivered via file protocol (as opposed to http/https) - * @noinline - */ var isFileURI = filename => filename.startsWith("file://"); - -function findWasmBinary() { - var f = dependencyFilename; - if (!isDataURI(f)) { - return locateFile(f); - } - return f; -} - -var wasmBinaryFile; - -function getBinarySync(file) { - if (file == wasmBinaryFile && wasmBinary) { - return new Uint8Array(wasmBinary); - } - if (readBinary) { - return readBinary(file); - } - throw "both async and sync fetching of the wasm failed"; -} - -function getBinaryPromise(binaryFile) { - if (!wasmBinary) { - return new Promise((resolve, reject) => { - readAsync(binaryFile, response => resolve(new Uint8Array(/** @type{!ArrayBuffer} */ (response))), error => { - try { - resolve(getBinarySync(binaryFile)); - } catch (e) { - reject(e); - } - }); - }); - } - return Promise.resolve().then(() => getBinarySync(binaryFile)); -} - -function instantiateArrayBuffer(binaryFile, imports, receiver) { - return getBinaryPromise(binaryFile).then(binary => WebAssembly.instantiate(binary, imports)).then(receiver, reason => { - err(`failed to asynchronously prepare wasm: ${reason}`); - abort(reason); - }); -} - -function instantiateAsync(binary, binaryFile, imports, callback) { - if (!binary && typeof WebAssembly.instantiateStreaming == "function" && !isDataURI(binaryFile) && !ENVIRONMENT_IS_NODE && typeof fetch == "function") { - return fetch(binaryFile, { - credentials: "same-origin" - }).then(response => { - /** @suppress {checkTypes} */ var result = WebAssembly.instantiateStreaming(response, imports); - return result.then(callback, function(reason) { - err(`wasm streaming compile failed: ${reason}`); - err("falling back to ArrayBuffer instantiation"); - return instantiateArrayBuffer(binaryFile, imports, callback); - }); - }); - } - return instantiateArrayBuffer(binaryFile, imports, callback); -} - -function getWasmImports() { - return { - "a": wasmImports - }; -} - -function createWasm() { - var info = getWasmImports(); - /** @param {WebAssembly.Module=} module*/ function receiveInstance(instance, module) { - wasmExports = instance.exports; - wasmExports = Asyncify.instrumentWasmExports(wasmExports); - Module["wasmExports"] = wasmExports; - wasmMemory = wasmExports["Xa"]; - updateMemoryViews(); - wasmTable = wasmExports["$a"]; - addOnInit(wasmExports["Ya"]); - removeRunDependency("wasm-instantiate"); - return wasmExports; - } - addRunDependency("wasm-instantiate"); - function receiveInstantiationResult(result) { - receiveInstance(result["instance"]); - } - if (Module["instantiateWasm"]) { - try { - return Module["instantiateWasm"](info, receiveInstance); - } catch (e) { - err(`Module.instantiateWasm callback failed with error: ${e}`); - return false; - } - } - if (!wasmBinaryFile) wasmBinaryFile = findWasmBinary(); - instantiateAsync(wasmBinary, wasmBinaryFile, info, receiveInstantiationResult); - return {}; -} - -var tempDouble; - -var tempI64; - -function js_popen_to_file(command, mode, exitCodePtr) { - const returnCallback = resolver => Asyncify.handleSleep(resolver); - if (!command) return 1; - const cmdstr = UTF8ToString(command); - if (!cmdstr.length) return 0; - const modestr = UTF8ToString(mode); - if (!modestr.length) return 0; - if (modestr === "w") { - console.error('popen($cmd, "w") is not implemented yet'); - } - return returnCallback(async wakeUp => { - let cp; - try { - cp = PHPWASM.spawnProcess(cmdstr, []); - if (cp instanceof Promise) { - cp = await cp; - } - } catch (e) { - console.error(e); - if (e.code === "SPAWN_UNSUPPORTED") { - return 1; - } - throw e; - } - const outByteArrays = []; - cp.stdout.on("data", function(data) { - outByteArrays.push(data); - }); - const outputPath = "/tmp/popen_output"; - cp.on("exit", function(exitCode) { - const outBytes = new Uint8Array(outByteArrays.reduce((acc, curr) => acc + curr.length, 0)); - let offset = 0; - for (const byteArray of outByteArrays) { - outBytes.set(byteArray, offset); - offset += byteArray.length; - } - FS.writeFile(outputPath, outBytes); - HEAPU8[exitCodePtr] = exitCode; - wakeUp(allocateUTF8OnStack(outputPath)); - }); - }); -} - -function wasm_poll_socket(socketd, events, timeout) { - const returnCallback = resolver => Asyncify.handleSleep(resolver); - const POLLIN = 1; - const POLLPRI = 2; - const POLLOUT = 4; - const POLLERR = 8; - const POLLHUP = 16; - const POLLNVAL = 32; - return returnCallback(wakeUp => { - const polls = []; - if (socketd in PHPWASM.child_proc_by_fd) { - const procInfo = PHPWASM.child_proc_by_fd[socketd]; - if (procInfo.exited) { - wakeUp(0); - return; - } - polls.push(PHPWASM.awaitEvent(procInfo.stdout, "data")); - } else if (FS.isSocket(FS.getStream(socketd)?.node.mode)) { - const sock = getSocketFromFD(socketd); - if (!sock) { - wakeUp(0); - return; - } - const lookingFor = new Set; - if (events & POLLIN || events & POLLPRI) { - if (sock.server) { - for (const client of sock.pending) { - if ((client.recv_queue || []).length > 0) { - wakeUp(1); - return; - } - } - } else if ((sock.recv_queue || []).length > 0) { - wakeUp(1); - return; - } - } - const webSockets = PHPWASM.getAllWebSockets(sock); - if (!webSockets.length) { - wakeUp(0); - return; - } - for (const ws of webSockets) { - if (events & POLLIN || events & POLLPRI) { - polls.push(PHPWASM.awaitData(ws)); - lookingFor.add("POLLIN"); - } - if (events & POLLOUT) { - polls.push(PHPWASM.awaitConnection(ws)); - lookingFor.add("POLLOUT"); - } - if (events & POLLHUP) { - polls.push(PHPWASM.awaitClose(ws)); - lookingFor.add("POLLHUP"); - } - if (events & POLLERR || events & POLLNVAL) { - polls.push(PHPWASM.awaitError(ws)); - lookingFor.add("POLLERR"); - } - } - } else { - setTimeout(function() { - wakeUp(1); - }, timeout); - return; - } - if (polls.length === 0) { - console.warn("Unsupported poll event " + events + ", defaulting to setTimeout()."); - setTimeout(function() { - wakeUp(0); - }, timeout); - return; - } - const promises = polls.map(([promise]) => promise); - const clearPolling = () => polls.forEach(([, clear]) => clear()); - let awaken = false; - let timeoutId; - Promise.race(promises).then(function(results) { - if (!awaken) { - awaken = true; - wakeUp(1); - if (timeoutId) { - clearTimeout(timeoutId); - } - clearPolling(); - } - }); - if (timeout !== -1) { - timeoutId = setTimeout(function() { - if (!awaken) { - awaken = true; - wakeUp(0); - clearPolling(); - } - }, timeout); - } - }); -} - -function js_fd_read(fd, iov, iovcnt, pnum) { - const returnCallback = resolver => Asyncify.handleSleep(resolver); - if (Asyncify?.State?.Normal === undefined || Asyncify?.state === Asyncify?.State?.Normal) { - var returnCode; - var stream; - let num = 0; - try { - stream = SYSCALLS.getStreamFromFD(fd); - const num = doReadv(stream, iov, iovcnt); - HEAPU32[pnum >> 2] = num; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) { - throw e; - } - if (e.errno !== 6 || !(stream?.fd in PHPWASM.child_proc_by_fd)) { - HEAPU32[pnum >> 2] = 0; - return returnCode; - } - } - } - return returnCallback(wakeUp => { - var retries = 0; - var interval = 50; - var timeout = 5e3; - var maxRetries = timeout / interval; - function poll() { - var returnCode; - var stream; - let num; - try { - stream = SYSCALLS.getStreamFromFD(fd); - num = doReadv(stream, iov, iovcnt); - returnCode = 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) { - console.error(e); - throw e; - } - returnCode = e.errno; - } - const success = returnCode === 0; - const failure = (++retries > maxRetries || !(fd in PHPWASM.child_proc_by_fd) || PHPWASM.child_proc_by_fd[fd]?.exited || FS.isClosed(stream)); - if (success) { - HEAPU32[pnum >> 2] = num; - wakeUp(0); - } else if (failure) { - HEAPU32[pnum >> 2] = 0; - wakeUp(returnCode === 6 ? 0 : returnCode); - } else { - setTimeout(poll, interval); - } - } - poll(); - }); -} - -function __asyncjs__js_module_onMessage(data, response_buffer) { - return Asyncify.handleAsync(async () => { - if (Module["onMessage"]) { - const dataStr = UTF8ToString(data); - return Module["onMessage"](dataStr).then(response => { - const responseBytes = typeof response === "string" ? (new TextEncoder).encode(response) : response; - const responseSize = responseBytes.byteLength; - const responsePtr = _malloc(responseSize + 1); - HEAPU8.set(responseBytes, responsePtr); - HEAPU8[responsePtr + responseSize] = 0; - HEAPU8[response_buffer] = responsePtr; - HEAPU8[response_buffer + 1] = responsePtr >> 8; - HEAPU8[response_buffer + 2] = responsePtr >> 16; - HEAPU8[response_buffer + 3] = responsePtr >> 24; - return responseSize; - }).catch(e => { - console.error(e); - return -1; - }); - } - }); -} - -/** @constructor */ function ExitStatus(status) { - this.name = "ExitStatus"; - this.message = `Program terminated with exit(${status})`; - this.status = status; -} - -var callRuntimeCallbacks = callbacks => { - while (callbacks.length > 0) { - callbacks.shift()(Module); - } -}; - -var noExitRuntime = Module["noExitRuntime"] || false; - -var stackRestore = val => __emscripten_stack_restore(val); - -var stackSave = () => _emscripten_stack_get_current(); - -var UTF8Decoder = typeof TextDecoder != "undefined" ? new TextDecoder("utf8") : undefined; - -/** - * Given a pointer 'idx' to a null-terminated UTF8-encoded string in the given - * array that contains uint8 values, returns a copy of that string as a - * Javascript String object. - * heapOrArray is either a regular array, or a JavaScript typed array view. - * @param {number} idx - * @param {number=} maxBytesToRead - * @return {string} - */ var UTF8ArrayToString = (heapOrArray, idx, maxBytesToRead) => { - var endIdx = idx + maxBytesToRead; - var endPtr = idx; - while (heapOrArray[endPtr] && !(endPtr >= endIdx)) ++endPtr; - if (endPtr - idx > 16 && heapOrArray.buffer && UTF8Decoder) { - return UTF8Decoder.decode(heapOrArray.subarray(idx, endPtr)); - } - var str = ""; - while (idx < endPtr) { - var u0 = heapOrArray[idx++]; - if (!(u0 & 128)) { - str += String.fromCharCode(u0); - continue; - } - var u1 = heapOrArray[idx++] & 63; - if ((u0 & 224) == 192) { - str += String.fromCharCode(((u0 & 31) << 6) | u1); - continue; - } - var u2 = heapOrArray[idx++] & 63; - if ((u0 & 240) == 224) { - u0 = ((u0 & 15) << 12) | (u1 << 6) | u2; - } else { - u0 = ((u0 & 7) << 18) | (u1 << 12) | (u2 << 6) | (heapOrArray[idx++] & 63); - } - if (u0 < 65536) { - str += String.fromCharCode(u0); - } else { - var ch = u0 - 65536; - str += String.fromCharCode(55296 | (ch >> 10), 56320 | (ch & 1023)); - } - } - return str; -}; - -/** - * Given a pointer 'ptr' to a null-terminated UTF8-encoded string in the - * emscripten HEAP, returns a copy of that string as a Javascript String object. - * - * @param {number} ptr - * @param {number=} maxBytesToRead - An optional length that specifies the - * maximum number of bytes to read. You can omit this parameter to scan the - * string until the first 0 byte. If maxBytesToRead is passed, and the string - * at [ptr, ptr+maxBytesToReadr[ contains a null byte in the middle, then the - * string will cut short at that byte index (i.e. maxBytesToRead will not - * produce a string of exact length [ptr, ptr+maxBytesToRead[) N.B. mixing - * frequent uses of UTF8ToString() with and without maxBytesToRead may throw - * JS JIT optimizations off, so it is worth to consider consistently using one - * @return {string} - */ var UTF8ToString = (ptr, maxBytesToRead) => ptr ? UTF8ArrayToString(HEAPU8, ptr, maxBytesToRead) : ""; - -Module["UTF8ToString"] = UTF8ToString; - -var ___assert_fail = (condition, filename, line, func) => { - abort(`Assertion failed: ${UTF8ToString(condition)}, at: ` + [ filename ? UTF8ToString(filename) : "unknown filename", line, func ? UTF8ToString(func) : "unknown function" ]); -}; - -var ___call_sighandler = (fp, sig) => (a1 => dynCall_vi(fp, a1))(sig); - -var initRandomFill = () => { - if (typeof crypto == "object" && typeof crypto["getRandomValues"] == "function") { - return view => crypto.getRandomValues(view); - } else if (ENVIRONMENT_IS_NODE) { - try { - var crypto_module = require("crypto"); - var randomFillSync = crypto_module["randomFillSync"]; - if (randomFillSync) { - return view => crypto_module["randomFillSync"](view); - } - var randomBytes = crypto_module["randomBytes"]; - return view => (view.set(randomBytes(view.byteLength)), view); - } catch (e) {} - } - abort("initRandomDevice"); -}; - -var randomFill = view => (randomFill = initRandomFill())(view); - -var PATH = { - isAbs: path => path.charAt(0) === "/", - splitPath: filename => { - var splitPathRe = /^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/; - return splitPathRe.exec(filename).slice(1); - }, - normalizeArray: (parts, allowAboveRoot) => { - var up = 0; - for (var i = parts.length - 1; i >= 0; i--) { - var last = parts[i]; - if (last === ".") { - parts.splice(i, 1); - } else if (last === "..") { - parts.splice(i, 1); - up++; - } else if (up) { - parts.splice(i, 1); - up--; - } - } - if (allowAboveRoot) { - for (;up; up--) { - parts.unshift(".."); - } - } - return parts; - }, - normalize: path => { - var isAbsolute = PATH.isAbs(path), trailingSlash = path.substr(-1) === "/"; - path = PATH.normalizeArray(path.split("/").filter(p => !!p), !isAbsolute).join("/"); - if (!path && !isAbsolute) { - path = "."; - } - if (path && trailingSlash) { - path += "/"; - } - return (isAbsolute ? "/" : "") + path; - }, - dirname: path => { - var result = PATH.splitPath(path), root = result[0], dir = result[1]; - if (!root && !dir) { - return "."; - } - if (dir) { - dir = dir.substr(0, dir.length - 1); - } - return root + dir; - }, - basename: path => { - if (path === "/") return "/"; - path = PATH.normalize(path); - path = path.replace(/\/$/, ""); - var lastSlash = path.lastIndexOf("/"); - if (lastSlash === -1) return path; - return path.substr(lastSlash + 1); - }, - join: (...paths) => PATH.normalize(paths.join("/")), - join2: (l, r) => PATH.normalize(l + "/" + r) -}; - -var PATH_FS = { - resolve: (...args) => { - var resolvedPath = "", resolvedAbsolute = false; - for (var i = args.length - 1; i >= -1 && !resolvedAbsolute; i--) { - var path = (i >= 0) ? args[i] : FS.cwd(); - if (typeof path != "string") { - throw new TypeError("Arguments to path.resolve must be strings"); - } else if (!path) { - return ""; - } - resolvedPath = path + "/" + resolvedPath; - resolvedAbsolute = PATH.isAbs(path); - } - resolvedPath = PATH.normalizeArray(resolvedPath.split("/").filter(p => !!p), !resolvedAbsolute).join("/"); - return ((resolvedAbsolute ? "/" : "") + resolvedPath) || "."; - }, - relative: (from, to) => { - from = PATH_FS.resolve(from).substr(1); - to = PATH_FS.resolve(to).substr(1); - function trim(arr) { - var start = 0; - for (;start < arr.length; start++) { - if (arr[start] !== "") break; - } - var end = arr.length - 1; - for (;end >= 0; end--) { - if (arr[end] !== "") break; - } - if (start > end) return []; - return arr.slice(start, end - start + 1); - } - var fromParts = trim(from.split("/")); - var toParts = trim(to.split("/")); - var length = Math.min(fromParts.length, toParts.length); - var samePartsLength = length; - for (var i = 0; i < length; i++) { - if (fromParts[i] !== toParts[i]) { - samePartsLength = i; - break; - } - } - var outputParts = []; - for (var i = samePartsLength; i < fromParts.length; i++) { - outputParts.push(".."); - } - outputParts = outputParts.concat(toParts.slice(samePartsLength)); - return outputParts.join("/"); - } -}; - -var FS_stdin_getChar_buffer = []; - -var lengthBytesUTF8 = str => { - var len = 0; - for (var i = 0; i < str.length; ++i) { - var c = str.charCodeAt(i); - if (c <= 127) { - len++; - } else if (c <= 2047) { - len += 2; - } else if (c >= 55296 && c <= 57343) { - len += 4; - ++i; - } else { - len += 3; - } - } - return len; -}; - -Module["lengthBytesUTF8"] = lengthBytesUTF8; - -var stringToUTF8Array = (str, heap, outIdx, maxBytesToWrite) => { - if (!(maxBytesToWrite > 0)) return 0; - var startIdx = outIdx; - var endIdx = outIdx + maxBytesToWrite - 1; - for (var i = 0; i < str.length; ++i) { - var u = str.charCodeAt(i); - if (u >= 55296 && u <= 57343) { - var u1 = str.charCodeAt(++i); - u = 65536 + ((u & 1023) << 10) | (u1 & 1023); - } - if (u <= 127) { - if (outIdx >= endIdx) break; - heap[outIdx++] = u; - } else if (u <= 2047) { - if (outIdx + 1 >= endIdx) break; - heap[outIdx++] = 192 | (u >> 6); - heap[outIdx++] = 128 | (u & 63); - } else if (u <= 65535) { - if (outIdx + 2 >= endIdx) break; - heap[outIdx++] = 224 | (u >> 12); - heap[outIdx++] = 128 | ((u >> 6) & 63); - heap[outIdx++] = 128 | (u & 63); - } else { - if (outIdx + 3 >= endIdx) break; - heap[outIdx++] = 240 | (u >> 18); - heap[outIdx++] = 128 | ((u >> 12) & 63); - heap[outIdx++] = 128 | ((u >> 6) & 63); - heap[outIdx++] = 128 | (u & 63); - } - } - heap[outIdx] = 0; - return outIdx - startIdx; -}; - -/** @type {function(string, boolean=, number=)} */ function intArrayFromString(stringy, dontAddNull, length) { - var len = length > 0 ? length : lengthBytesUTF8(stringy) + 1; - var u8array = new Array(len); - var numBytesWritten = stringToUTF8Array(stringy, u8array, 0, u8array.length); - if (dontAddNull) u8array.length = numBytesWritten; - return u8array; -} - -var FS_stdin_getChar = () => { - if (!FS_stdin_getChar_buffer.length) { - var result = null; - if (ENVIRONMENT_IS_NODE) { - var BUFSIZE = 256; - var buf = Buffer.alloc(BUFSIZE); - var bytesRead = 0; - /** @suppress {missingProperties} */ var fd = process.stdin.fd; - try { - bytesRead = fs.readSync(fd, buf, 0, BUFSIZE); - } catch (e) { - if (e.toString().includes("EOF")) bytesRead = 0; else throw e; - } - if (bytesRead > 0) { - result = buf.slice(0, bytesRead).toString("utf-8"); - } - } else {} - if (!result) { - return null; - } - FS_stdin_getChar_buffer = intArrayFromString(result, true); - } - return FS_stdin_getChar_buffer.shift(); -}; - -var TTY = { - ttys: [], - init() {}, - shutdown() {}, - register(dev, ops) { - TTY.ttys[dev] = { - input: [], - output: [], - ops: ops - }; - FS.registerDevice(dev, TTY.stream_ops); - }, - stream_ops: { - open(stream) { - var tty = TTY.ttys[stream.node.rdev]; - if (!tty) { - throw new FS.ErrnoError(43); - } - stream.tty = tty; - stream.seekable = false; - }, - close(stream) { - stream.tty.ops.fsync(stream.tty); - }, - fsync(stream) { - stream.tty.ops.fsync(stream.tty); - }, - read(stream, buffer, offset, length, pos) { - /* ignored */ if (!stream.tty || !stream.tty.ops.get_char) { - throw new FS.ErrnoError(60); - } - var bytesRead = 0; - for (var i = 0; i < length; i++) { - var result; - try { - result = stream.tty.ops.get_char(stream.tty); - } catch (e) { - throw new FS.ErrnoError(29); - } - if (result === undefined && bytesRead === 0) { - throw new FS.ErrnoError(6); - } - if (result === null || result === undefined) break; - bytesRead++; - buffer[offset + i] = result; - } - if (bytesRead) { - stream.node.timestamp = Date.now(); - } - return bytesRead; - }, - write(stream, buffer, offset, length, pos) { - if (!stream.tty || !stream.tty.ops.put_char) { - throw new FS.ErrnoError(60); - } - try { - for (var i = 0; i < length; i++) { - stream.tty.ops.put_char(stream.tty, buffer[offset + i]); - } - } catch (e) { - throw new FS.ErrnoError(29); - } - if (length) { - stream.node.timestamp = Date.now(); - } - return i; - } - }, - default_tty_ops: { - get_char(tty) { - return FS_stdin_getChar(); - }, - put_char(tty, val) { - if (val === null || val === 10) { - out(UTF8ArrayToString(tty.output, 0)); - tty.output = []; - } else { - if (val != 0) tty.output.push(val); - } - }, - fsync(tty) { - if (tty.output && tty.output.length > 0) { - out(UTF8ArrayToString(tty.output, 0)); - tty.output = []; - } - }, - ioctl_tcgets(tty) { - return { - c_iflag: 25856, - c_oflag: 5, - c_cflag: 191, - c_lflag: 35387, - c_cc: [ 3, 28, 127, 21, 4, 0, 1, 0, 17, 19, 26, 0, 18, 15, 23, 22, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 ] - }; - }, - ioctl_tcsets(tty, optional_actions, data) { - return 0; - }, - ioctl_tiocgwinsz(tty) { - return [ 24, 80 ]; - } - }, - default_tty1_ops: { - put_char(tty, val) { - if (val === null || val === 10) { - err(UTF8ArrayToString(tty.output, 0)); - tty.output = []; - } else { - if (val != 0) tty.output.push(val); - } - }, - fsync(tty) { - if (tty.output && tty.output.length > 0) { - err(UTF8ArrayToString(tty.output, 0)); - tty.output = []; - } - } - } -}; - -var zeroMemory = (address, size) => { - HEAPU8.fill(0, address, address + size); - return address; -}; - -var alignMemory = (size, alignment) => Math.ceil(size / alignment) * alignment; - -var mmapAlloc = size => { - size = alignMemory(size, 65536); - var ptr = _emscripten_builtin_memalign(65536, size); - if (!ptr) return 0; - return zeroMemory(ptr, size); -}; - -var MEMFS = { - ops_table: null, - mount(mount) { - return MEMFS.createNode(null, "/", 16384 | 511, /* 0777 */ 0); - }, - createNode(parent, name, mode, dev) { - if (FS.isBlkdev(mode) || FS.isFIFO(mode)) { - throw new FS.ErrnoError(63); - } - MEMFS.ops_table ||= { - dir: { - node: { - getattr: MEMFS.node_ops.getattr, - setattr: MEMFS.node_ops.setattr, - lookup: MEMFS.node_ops.lookup, - mknod: MEMFS.node_ops.mknod, - rename: MEMFS.node_ops.rename, - unlink: MEMFS.node_ops.unlink, - rmdir: MEMFS.node_ops.rmdir, - readdir: MEMFS.node_ops.readdir, - symlink: MEMFS.node_ops.symlink - }, - stream: { - llseek: MEMFS.stream_ops.llseek - } - }, - file: { - node: { - getattr: MEMFS.node_ops.getattr, - setattr: MEMFS.node_ops.setattr - }, - stream: { - llseek: MEMFS.stream_ops.llseek, - read: MEMFS.stream_ops.read, - write: MEMFS.stream_ops.write, - allocate: MEMFS.stream_ops.allocate, - mmap: MEMFS.stream_ops.mmap, - msync: MEMFS.stream_ops.msync - } - }, - link: { - node: { - getattr: MEMFS.node_ops.getattr, - setattr: MEMFS.node_ops.setattr, - readlink: MEMFS.node_ops.readlink - }, - stream: {} - }, - chrdev: { - node: { - getattr: MEMFS.node_ops.getattr, - setattr: MEMFS.node_ops.setattr - }, - stream: FS.chrdev_stream_ops - } - }; - var node = FS.createNode(parent, name, mode, dev); - if (FS.isDir(node.mode)) { - node.node_ops = MEMFS.ops_table.dir.node; - node.stream_ops = MEMFS.ops_table.dir.stream; - node.contents = {}; - } else if (FS.isFile(node.mode)) { - node.node_ops = MEMFS.ops_table.file.node; - node.stream_ops = MEMFS.ops_table.file.stream; - node.usedBytes = 0; - node.contents = null; - } else if (FS.isLink(node.mode)) { - node.node_ops = MEMFS.ops_table.link.node; - node.stream_ops = MEMFS.ops_table.link.stream; - } else if (FS.isChrdev(node.mode)) { - node.node_ops = MEMFS.ops_table.chrdev.node; - node.stream_ops = MEMFS.ops_table.chrdev.stream; - } - node.timestamp = Date.now(); - if (parent) { - parent.contents[name] = node; - parent.timestamp = node.timestamp; - } - return node; - }, - getFileDataAsTypedArray(node) { - if (!node.contents) return new Uint8Array(0); - if (node.contents.subarray) return node.contents.subarray(0, node.usedBytes); - return new Uint8Array(node.contents); - }, - expandFileStorage(node, newCapacity) { - var prevCapacity = node.contents ? node.contents.length : 0; - if (prevCapacity >= newCapacity) return; - var CAPACITY_DOUBLING_MAX = 1024 * 1024; - newCapacity = Math.max(newCapacity, (prevCapacity * (prevCapacity < CAPACITY_DOUBLING_MAX ? 2 : 1.125)) >>> 0); - if (prevCapacity != 0) newCapacity = Math.max(newCapacity, 256); - var oldContents = node.contents; - node.contents = new Uint8Array(newCapacity); - if (node.usedBytes > 0) node.contents.set(oldContents.subarray(0, node.usedBytes), 0); - }, - resizeFileStorage(node, newSize) { - if (node.usedBytes == newSize) return; - if (newSize == 0) { - node.contents = null; - node.usedBytes = 0; - } else { - var oldContents = node.contents; - node.contents = new Uint8Array(newSize); - if (oldContents) { - node.contents.set(oldContents.subarray(0, Math.min(newSize, node.usedBytes))); - } - node.usedBytes = newSize; - } - }, - node_ops: { - getattr(node) { - var attr = {}; - attr.dev = FS.isChrdev(node.mode) ? node.id : 1; - attr.ino = node.id; - attr.mode = node.mode; - attr.nlink = 1; - attr.uid = 0; - attr.gid = 0; - attr.rdev = node.rdev; - if (FS.isDir(node.mode)) { - attr.size = 4096; - } else if (FS.isFile(node.mode)) { - attr.size = node.usedBytes; - } else if (FS.isLink(node.mode)) { - attr.size = node.link.length; - } else { - attr.size = 0; - } - attr.atime = new Date(node.timestamp); - attr.mtime = new Date(node.timestamp); - attr.ctime = new Date(node.timestamp); - attr.blksize = 4096; - attr.blocks = Math.ceil(attr.size / attr.blksize); - return attr; - }, - setattr(node, attr) { - if (attr.mode !== undefined) { - node.mode = attr.mode; - } - if (attr.timestamp !== undefined) { - node.timestamp = attr.timestamp; - } - if (attr.size !== undefined) { - MEMFS.resizeFileStorage(node, attr.size); - } - }, - lookup(parent, name) { - throw FS.genericErrors[44]; - }, - mknod(parent, name, mode, dev) { - return MEMFS.createNode(parent, name, mode, dev); - }, - rename(old_node, new_dir, new_name) { - if (FS.isDir(old_node.mode)) { - var new_node; - try { - new_node = FS.lookupNode(new_dir, new_name); - } catch (e) {} - if (new_node) { - for (var i in new_node.contents) { - throw new FS.ErrnoError(55); - } - } - } - delete old_node.parent.contents[old_node.name]; - old_node.parent.timestamp = Date.now(); - old_node.name = new_name; - new_dir.contents[new_name] = old_node; - new_dir.timestamp = old_node.parent.timestamp; - }, - unlink(parent, name) { - delete parent.contents[name]; - parent.timestamp = Date.now(); - }, - rmdir(parent, name) { - var node = FS.lookupNode(parent, name); - for (var i in node.contents) { - throw new FS.ErrnoError(55); - } - delete parent.contents[name]; - parent.timestamp = Date.now(); - }, - readdir(node) { - var entries = [ ".", ".." ]; - for (var key of Object.keys(node.contents)) { - entries.push(key); - } - return entries; - }, - symlink(parent, newname, oldpath) { - var node = MEMFS.createNode(parent, newname, 511 | /* 0777 */ 40960, 0); - node.link = oldpath; - return node; - }, - readlink(node) { - if (!FS.isLink(node.mode)) { - throw new FS.ErrnoError(28); - } - return node.link; - } - }, - stream_ops: { - read(stream, buffer, offset, length, position) { - var contents = stream.node.contents; - if (position >= stream.node.usedBytes) return 0; - var size = Math.min(stream.node.usedBytes - position, length); - if (size > 8 && contents.subarray) { - buffer.set(contents.subarray(position, position + size), offset); - } else { - for (var i = 0; i < size; i++) buffer[offset + i] = contents[position + i]; - } - return size; - }, - write(stream, buffer, offset, length, position, canOwn) { - if (buffer.buffer === HEAP8.buffer) { - canOwn = false; - } - if (!length) return 0; - var node = stream.node; - node.timestamp = Date.now(); - if (buffer.subarray && (!node.contents || node.contents.subarray)) { - if (canOwn) { - node.contents = buffer.subarray(offset, offset + length); - node.usedBytes = length; - return length; - } else if (node.usedBytes === 0 && position === 0) { - node.contents = buffer.slice(offset, offset + length); - node.usedBytes = length; - return length; - } else if (position + length <= node.usedBytes) { - node.contents.set(buffer.subarray(offset, offset + length), position); - return length; - } - } - MEMFS.expandFileStorage(node, position + length); - if (node.contents.subarray && buffer.subarray) { - node.contents.set(buffer.subarray(offset, offset + length), position); - } else { - for (var i = 0; i < length; i++) { - node.contents[position + i] = buffer[offset + i]; - } - } - node.usedBytes = Math.max(node.usedBytes, position + length); - return length; - }, - llseek(stream, offset, whence) { - var position = offset; - if (whence === 1) { - position += stream.position; - } else if (whence === 2) { - if (FS.isFile(stream.node.mode)) { - position += stream.node.usedBytes; - } - } - if (position < 0) { - throw new FS.ErrnoError(28); - } - return position; - }, - allocate(stream, offset, length) { - MEMFS.expandFileStorage(stream.node, offset + length); - stream.node.usedBytes = Math.max(stream.node.usedBytes, offset + length); - }, - mmap(stream, length, position, prot, flags) { - if (!FS.isFile(stream.node.mode)) { - throw new FS.ErrnoError(43); - } - var ptr; - var allocated; - var contents = stream.node.contents; - if (!(flags & 2) && contents.buffer === HEAP8.buffer) { - allocated = false; - ptr = contents.byteOffset; - } else { - if (position > 0 || position + length < contents.length) { - if (contents.subarray) { - contents = contents.subarray(position, position + length); - } else { - contents = Array.prototype.slice.call(contents, position, position + length); - } - } - allocated = true; - ptr = mmapAlloc(length); - if (!ptr) { - throw new FS.ErrnoError(48); - } - HEAP8.set(contents, ptr); - } - return { - ptr: ptr, - allocated: allocated - }; - }, - msync(stream, buffer, offset, length, mmapFlags) { - MEMFS.stream_ops.write(stream, buffer, 0, length, offset, false); - return 0; - } - } -}; - -/** @param {boolean=} noRunDep */ var asyncLoad = (url, onload, onerror, noRunDep) => { - var dep = !noRunDep ? getUniqueRunDependency(`al ${url}`) : ""; - readAsync(url, arrayBuffer => { - onload(new Uint8Array(arrayBuffer)); - if (dep) removeRunDependency(dep); - }, event => { - if (onerror) { - onerror(); - } else { - throw `Loading data file "${url}" failed.`; - } - }); - if (dep) addRunDependency(dep); -}; - -var FS_createDataFile = (parent, name, fileData, canRead, canWrite, canOwn) => { - FS.createDataFile(parent, name, fileData, canRead, canWrite, canOwn); -}; - -var preloadPlugins = Module["preloadPlugins"] || []; - -var FS_handledByPreloadPlugin = (byteArray, fullname, finish, onerror) => { - if (typeof Browser != "undefined") Browser.init(); - var handled = false; - preloadPlugins.forEach(plugin => { - if (handled) return; - if (plugin["canHandle"](fullname)) { - plugin["handle"](byteArray, fullname, finish, onerror); - handled = true; - } - }); - return handled; -}; - -var FS_createPreloadedFile = (parent, name, url, canRead, canWrite, onload, onerror, dontCreateFile, canOwn, preFinish) => { - var fullname = name ? PATH_FS.resolve(PATH.join2(parent, name)) : parent; - var dep = getUniqueRunDependency(`cp ${fullname}`); - function processData(byteArray) { - function finish(byteArray) { - preFinish?.(); - if (!dontCreateFile) { - FS_createDataFile(parent, name, byteArray, canRead, canWrite, canOwn); - } - onload?.(); - removeRunDependency(dep); - } - if (FS_handledByPreloadPlugin(byteArray, fullname, finish, () => { - onerror?.(); - removeRunDependency(dep); - })) { - return; - } - finish(byteArray); - } - addRunDependency(dep); - if (typeof url == "string") { - asyncLoad(url, processData, onerror); - } else { - processData(url); - } -}; - -var FS_modeStringToFlags = str => { - var flagModes = { - "r": 0, - "r+": 2, - "w": 512 | 64 | 1, - "w+": 512 | 64 | 2, - "a": 1024 | 64 | 1, - "a+": 1024 | 64 | 2 - }; - var flags = flagModes[str]; - if (typeof flags == "undefined") { - throw new Error(`Unknown file open mode: ${str}`); - } - return flags; -}; - -var FS_getMode = (canRead, canWrite) => { - var mode = 0; - if (canRead) mode |= 292 | 73; - if (canWrite) mode |= 146; - return mode; -}; - -var ERRNO_CODES = { - "EPERM": 63, - "ENOENT": 44, - "ESRCH": 71, - "EINTR": 27, - "EIO": 29, - "ENXIO": 60, - "E2BIG": 1, - "ENOEXEC": 45, - "EBADF": 8, - "ECHILD": 12, - "EAGAIN": 6, - "EWOULDBLOCK": 6, - "ENOMEM": 48, - "EACCES": 2, - "EFAULT": 21, - "ENOTBLK": 105, - "EBUSY": 10, - "EEXIST": 20, - "EXDEV": 75, - "ENODEV": 43, - "ENOTDIR": 54, - "EISDIR": 31, - "EINVAL": 28, - "ENFILE": 41, - "EMFILE": 33, - "ENOTTY": 59, - "ETXTBSY": 74, - "EFBIG": 22, - "ENOSPC": 51, - "ESPIPE": 70, - "EROFS": 69, - "EMLINK": 34, - "EPIPE": 64, - "EDOM": 18, - "ERANGE": 68, - "ENOMSG": 49, - "EIDRM": 24, - "ECHRNG": 106, - "EL2NSYNC": 156, - "EL3HLT": 107, - "EL3RST": 108, - "ELNRNG": 109, - "EUNATCH": 110, - "ENOCSI": 111, - "EL2HLT": 112, - "EDEADLK": 16, - "ENOLCK": 46, - "EBADE": 113, - "EBADR": 114, - "EXFULL": 115, - "ENOANO": 104, - "EBADRQC": 103, - "EBADSLT": 102, - "EDEADLOCK": 16, - "EBFONT": 101, - "ENOSTR": 100, - "ENODATA": 116, - "ETIME": 117, - "ENOSR": 118, - "ENONET": 119, - "ENOPKG": 120, - "EREMOTE": 121, - "ENOLINK": 47, - "EADV": 122, - "ESRMNT": 123, - "ECOMM": 124, - "EPROTO": 65, - "EMULTIHOP": 36, - "EDOTDOT": 125, - "EBADMSG": 9, - "ENOTUNIQ": 126, - "EBADFD": 127, - "EREMCHG": 128, - "ELIBACC": 129, - "ELIBBAD": 130, - "ELIBSCN": 131, - "ELIBMAX": 132, - "ELIBEXEC": 133, - "ENOSYS": 52, - "ENOTEMPTY": 55, - "ENAMETOOLONG": 37, - "ELOOP": 32, - "EOPNOTSUPP": 138, - "EPFNOSUPPORT": 139, - "ECONNRESET": 15, - "ENOBUFS": 42, - "EAFNOSUPPORT": 5, - "EPROTOTYPE": 67, - "ENOTSOCK": 57, - "ENOPROTOOPT": 50, - "ESHUTDOWN": 140, - "ECONNREFUSED": 14, - "EADDRINUSE": 3, - "ECONNABORTED": 13, - "ENETUNREACH": 40, - "ENETDOWN": 38, - "ETIMEDOUT": 73, - "EHOSTDOWN": 142, - "EHOSTUNREACH": 23, - "EINPROGRESS": 26, - "EALREADY": 7, - "EDESTADDRREQ": 17, - "EMSGSIZE": 35, - "EPROTONOSUPPORT": 66, - "ESOCKTNOSUPPORT": 137, - "EADDRNOTAVAIL": 4, - "ENETRESET": 39, - "EISCONN": 30, - "ENOTCONN": 53, - "ETOOMANYREFS": 141, - "EUSERS": 136, - "EDQUOT": 19, - "ESTALE": 72, - "ENOTSUP": 138, - "ENOMEDIUM": 148, - "EILSEQ": 25, - "EOVERFLOW": 61, - "ECANCELED": 11, - "ENOTRECOVERABLE": 56, - "EOWNERDEAD": 62, - "ESTRPIPE": 135 -}; - -var NODEFS = { - isWindows: false, - staticInit() { - NODEFS.isWindows = !!process.platform.match(/^win/); - var flags = process.binding("constants"); - if (flags["fs"]) { - flags = flags["fs"]; - } - NODEFS.flagsForNodeMap = { - 1024: flags["O_APPEND"], - 64: flags["O_CREAT"], - 128: flags["O_EXCL"], - 256: flags["O_NOCTTY"], - 0: flags["O_RDONLY"], - 2: flags["O_RDWR"], - 4096: flags["O_SYNC"], - 512: flags["O_TRUNC"], - 1: flags["O_WRONLY"], - 131072: flags["O_NOFOLLOW"] - }; - }, - convertNodeCode(e) { - var code = e.code; - return ERRNO_CODES[code]; - }, - tryFSOperation(f) { - try { - return f(); - } catch (e) { - if (!e.code) throw e; - if (e.code === "UNKNOWN") throw new FS.ErrnoError(28); - throw new FS.ErrnoError(NODEFS.convertNodeCode(e)); - } - }, - mount(mount) { - return NODEFS.createNode(null, "/", NODEFS.getMode(mount.opts.root), 0); - }, - createNode(parent, name, mode, dev) { - if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { - throw new FS.ErrnoError(28); - } - var node = FS.createNode(parent, name, mode); - node.node_ops = NODEFS.node_ops; - node.stream_ops = NODEFS.stream_ops; - return node; - }, - getMode(path) { - var stat; - return NODEFS.tryFSOperation(() => { - stat = fs.lstatSync(path); - if (NODEFS.isWindows) { - stat.mode |= (stat.mode & 292) >> 2; - } - return stat.mode; - }); - }, - realPath(node) { - var parts = []; - while (node.parent !== node) { - parts.push(node.name); - node = node.parent; - } - parts.push(node.mount.opts.root); - parts.reverse(); - return PATH.join(...parts); - }, - flagsForNode(flags) { - flags &= ~2097152; - flags &= ~2048; - flags &= ~32768; - flags &= ~524288; - flags &= ~65536; - var newFlags = 0; - for (var k in NODEFS.flagsForNodeMap) { - if (flags & k) { - newFlags |= NODEFS.flagsForNodeMap[k]; - flags ^= k; - } - } - if (flags) { - throw new FS.ErrnoError(28); - } - return newFlags; - }, - node_ops: { - getattr(node) { - var path = NODEFS.realPath(node); - var stat; - NODEFS.tryFSOperation(() => stat = fs.lstatSync(path)); - if (NODEFS.isWindows) { - if (!stat.blksize) { - stat.blksize = 4096; - } - if (!stat.blocks) { - stat.blocks = (stat.size + stat.blksize - 1) / stat.blksize | 0; - } - stat.mode |= (stat.mode & 292) >> 2; - } - return { - dev: stat.dev, - ino: stat.ino, - mode: stat.mode, - nlink: stat.nlink, - uid: stat.uid, - gid: stat.gid, - rdev: stat.rdev, - size: stat.size, - atime: stat.atime, - mtime: stat.mtime, - ctime: stat.ctime, - blksize: stat.blksize, - blocks: stat.blocks - }; - }, - setattr(node, attr) { - var path = NODEFS.realPath(node); - NODEFS.tryFSOperation(() => { - if (attr.mode !== undefined) { - fs.chmodSync(path, attr.mode); - node.mode = attr.mode; - } - if (attr.timestamp !== undefined) { - var date = new Date(attr.timestamp); - fs.utimesSync(path, date, date); - } - if (attr.size !== undefined) { - fs.truncateSync(path, attr.size); - } - }); - }, - lookup(parent, name) { - var path = PATH.join2(NODEFS.realPath(parent), name); - var mode = NODEFS.getMode(path); - return NODEFS.createNode(parent, name, mode); - }, - mknod(parent, name, mode, dev) { - var node = NODEFS.createNode(parent, name, mode, dev); - var path = NODEFS.realPath(node); - NODEFS.tryFSOperation(() => { - if (FS.isDir(node.mode)) { - fs.mkdirSync(path, node.mode); - } else { - fs.writeFileSync(path, "", { - mode: node.mode - }); - } - }); - return node; - }, - rename(oldNode, newDir, newName) { - var oldPath = NODEFS.realPath(oldNode); - var newPath = PATH.join2(NODEFS.realPath(newDir), newName); - NODEFS.tryFSOperation(() => fs.renameSync(oldPath, newPath)); - oldNode.name = newName; - }, - unlink(parent, name) { - var path = PATH.join2(NODEFS.realPath(parent), name); - NODEFS.tryFSOperation(() => fs.unlinkSync(path)); - }, - rmdir(parent, name) { - var path = PATH.join2(NODEFS.realPath(parent), name); - NODEFS.tryFSOperation(() => fs.rmdirSync(path)); - }, - readdir(node) { - var path = NODEFS.realPath(node); - return NODEFS.tryFSOperation(() => fs.readdirSync(path)); - }, - symlink(parent, newName, oldPath) { - var newPath = PATH.join2(NODEFS.realPath(parent), newName); - NODEFS.tryFSOperation(() => fs.symlinkSync(oldPath, newPath)); - }, - readlink(node) { - var path = NODEFS.realPath(node); - return NODEFS.tryFSOperation(() => fs.readlinkSync(path)); - } - }, - stream_ops: { - open(stream) { - var path = NODEFS.realPath(stream.node); - NODEFS.tryFSOperation(() => { - if (FS.isFile(stream.node.mode)) { - stream.shared.refcount = 1; - stream.nfd = fs.openSync(path, NODEFS.flagsForNode(stream.flags)); - } - }); - }, - close(stream) { - NODEFS.tryFSOperation(() => { - if (FS.isFile(stream.node.mode) && stream.nfd && --stream.shared.refcount === 0) { - fs.closeSync(stream.nfd); - } - }); - }, - dup(stream) { - stream.shared.refcount++; - }, - read(stream, buffer, offset, length, position) { - if (length === 0) return 0; - return NODEFS.tryFSOperation(() => fs.readSync(stream.nfd, new Int8Array(buffer.buffer, offset, length), 0, length, position)); - }, - write(stream, buffer, offset, length, position) { - return NODEFS.tryFSOperation(() => fs.writeSync(stream.nfd, new Int8Array(buffer.buffer, offset, length), 0, length, position)); - }, - llseek(stream, offset, whence) { - var position = offset; - if (whence === 1) { - position += stream.position; - } else if (whence === 2) { - if (FS.isFile(stream.node.mode)) { - NODEFS.tryFSOperation(() => { - var stat = fs.fstatSync(stream.nfd); - position += stat.size; - }); - } - } - if (position < 0) { - throw new FS.ErrnoError(28); - } - return position; - }, - mmap(stream, length, position, prot, flags) { - if (!FS.isFile(stream.node.mode)) { - throw new FS.ErrnoError(43); - } - var ptr = mmapAlloc(length); - NODEFS.stream_ops.read(stream, HEAP8, ptr, length, position); - return { - ptr: ptr, - allocated: true - }; - }, - msync(stream, buffer, offset, length, mmapFlags) { - NODEFS.stream_ops.write(stream, buffer, 0, length, offset, false); - return 0; - } - } -}; - -var PROXYFS = { - mount(mount) { - return PROXYFS.createNode(null, "/", mount.opts.fs.lstat(mount.opts.root).mode, 0); - }, - createNode(parent, name, mode, dev) { - if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { - throw new FS.ErrnoError(ERRNO_CODES.EINVAL); - } - var node = FS.createNode(parent, name, mode); - node.node_ops = PROXYFS.node_ops; - node.stream_ops = PROXYFS.stream_ops; - return node; - }, - realPath(node) { - var parts = []; - while (node.parent !== node) { - parts.push(node.name); - node = node.parent; - } - parts.push(node.mount.opts.root); - parts.reverse(); - return PATH.join(...parts); - }, - node_ops: { - getattr(node) { - var path = PROXYFS.realPath(node); - var stat; - try { - stat = node.mount.opts.fs.lstat(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - return { - dev: stat.dev, - ino: stat.ino, - mode: stat.mode, - nlink: stat.nlink, - uid: stat.uid, - gid: stat.gid, - rdev: stat.rdev, - size: stat.size, - atime: stat.atime, - mtime: stat.mtime, - ctime: stat.ctime, - blksize: stat.blksize, - blocks: stat.blocks - }; - }, - setattr(node, attr) { - var path = PROXYFS.realPath(node); - try { - if (attr.mode !== undefined) { - node.mount.opts.fs.chmod(path, attr.mode); - node.mode = attr.mode; - } - if (attr.timestamp !== undefined) { - var date = new Date(attr.timestamp); - node.mount.opts.fs.utime(path, date, date); - } - if (attr.size !== undefined) { - node.mount.opts.fs.truncate(path, attr.size); - } - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - lookup(parent, name) { - try { - var path = PATH.join2(PROXYFS.realPath(parent), name); - var mode = parent.mount.opts.fs.lstat(path).mode; - var node = PROXYFS.createNode(parent, name, mode); - return node; - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - mknod(parent, name, mode, dev) { - var node = PROXYFS.createNode(parent, name, mode, dev); - var path = PROXYFS.realPath(node); - try { - if (FS.isDir(node.mode)) { - node.mount.opts.fs.mkdir(path, node.mode); - } else { - node.mount.opts.fs.writeFile(path, "", { - mode: node.mode - }); - } - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - return node; - }, - rename(oldNode, newDir, newName) { - var oldPath = PROXYFS.realPath(oldNode); - var newPath = PATH.join2(PROXYFS.realPath(newDir), newName); - try { - oldNode.mount.opts.fs.rename(oldPath, newPath); - oldNode.name = newName; - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - unlink(parent, name) { - var path = PATH.join2(PROXYFS.realPath(parent), name); - try { - parent.mount.opts.fs.unlink(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - rmdir(parent, name) { - var path = PATH.join2(PROXYFS.realPath(parent), name); - try { - parent.mount.opts.fs.rmdir(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - readdir(node) { - var path = PROXYFS.realPath(node); - try { - return node.mount.opts.fs.readdir(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - symlink(parent, newName, oldPath) { - var newPath = PATH.join2(PROXYFS.realPath(parent), newName); - try { - parent.mount.opts.fs.symlink(oldPath, newPath); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - readlink(node) { - var path = PROXYFS.realPath(node); - try { - return node.mount.opts.fs.readlink(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - } - }, - stream_ops: { - open(stream) { - var path = PROXYFS.realPath(stream.node); - try { - stream.nfd = stream.node.mount.opts.fs.open(path, stream.flags); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - close(stream) { - try { - stream.node.mount.opts.fs.close(stream.nfd); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - read(stream, buffer, offset, length, position) { - try { - return stream.node.mount.opts.fs.read(stream.nfd, buffer, offset, length, position); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - write(stream, buffer, offset, length, position) { - try { - return stream.node.mount.opts.fs.write(stream.nfd, buffer, offset, length, position); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - llseek(stream, offset, whence) { - var position = offset; - if (whence === 1) { - position += stream.position; - } else if (whence === 2) { - if (FS.isFile(stream.node.mode)) { - try { - var stat = stream.node.node_ops.getattr(stream.node); - position += stat.size; - } catch (e) { - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - } - } - if (position < 0) { - throw new FS.ErrnoError(ERRNO_CODES.EINVAL); - } - return position; - } - } -}; - -var FS = { - root: null, - mounts: [], - devices: {}, - streams: [], - nextInode: 1, - nameTable: null, - currentPath: "/", - initialized: false, - ignorePermissions: true, - ErrnoError: class { - constructor(errno) { - this.name = "ErrnoError"; - this.errno = errno; - } - }, - genericErrors: {}, - filesystems: null, - syncFSRequests: 0, - FSStream: class { - constructor() { - this.shared = {}; - } - get object() { - return this.node; - } - set object(val) { - this.node = val; - } - get isRead() { - return (this.flags & 2097155) !== 1; - } - get isWrite() { - return (this.flags & 2097155) !== 0; - } - get isAppend() { - return (this.flags & 1024); - } - get flags() { - return this.shared.flags; - } - set flags(val) { - this.shared.flags = val; - } - get position() { - return this.shared.position; - } - set position(val) { - this.shared.position = val; - } - }, - FSNode: class { - constructor(parent, name, mode, rdev) { - if (!parent) { - parent = this; - } - this.parent = parent; - this.mount = parent.mount; - this.mounted = null; - this.id = FS.nextInode++; - this.name = name; - this.mode = mode; - this.node_ops = {}; - this.stream_ops = {}; - this.rdev = rdev; - this.readMode = 292 | /*292*/ 73; - /*73*/ this.writeMode = 146; - } - /*146*/ get read() { - return (this.mode & this.readMode) === this.readMode; - } - set read(val) { - val ? this.mode |= this.readMode : this.mode &= ~this.readMode; - } - get write() { - return (this.mode & this.writeMode) === this.writeMode; - } - set write(val) { - val ? this.mode |= this.writeMode : this.mode &= ~this.writeMode; - } - get isFolder() { - return FS.isDir(this.mode); - } - get isDevice() { - return FS.isChrdev(this.mode); - } - }, - lookupPath(path, opts = {}) { - path = PATH_FS.resolve(path); - if (!path) return { - path: "", - node: null - }; - var defaults = { - follow_mount: true, - recurse_count: 0 - }; - opts = Object.assign(defaults, opts); - if (opts.recurse_count > 8) { - throw new FS.ErrnoError(32); - } - var parts = path.split("/").filter(p => !!p); - var current = FS.root; - var current_path = "/"; - for (var i = 0; i < parts.length; i++) { - var islast = (i === parts.length - 1); - if (islast && opts.parent) { - break; - } - current = FS.lookupNode(current, parts[i]); - current_path = PATH.join2(current_path, parts[i]); - if (FS.isMountpoint(current)) { - if (!islast || (islast && opts.follow_mount)) { - current = current.mounted.root; - } - } - if (!islast || opts.follow) { - var count = 0; - while (FS.isLink(current.mode)) { - var link = FS.readlink(current_path); - current_path = PATH_FS.resolve(PATH.dirname(current_path), link); - var lookup = FS.lookupPath(current_path, { - recurse_count: opts.recurse_count + 1 - }); - current = lookup.node; - if (count++ > 40) { - throw new FS.ErrnoError(32); - } - } - } - } - return { - path: current_path, - node: current - }; - }, - getPath(node) { - var path; - while (true) { - if (FS.isRoot(node)) { - var mount = node.mount.mountpoint; - if (!path) return mount; - return mount[mount.length - 1] !== "/" ? `${mount}/${path}` : mount + path; - } - path = path ? `${node.name}/${path}` : node.name; - node = node.parent; - } - }, - hashName(parentid, name) { - var hash = 0; - for (var i = 0; i < name.length; i++) { - hash = ((hash << 5) - hash + name.charCodeAt(i)) | 0; - } - return ((parentid + hash) >>> 0) % FS.nameTable.length; - }, - hashAddNode(node) { - var hash = FS.hashName(node.parent.id, node.name); - node.name_next = FS.nameTable[hash]; - FS.nameTable[hash] = node; - }, - hashRemoveNode(node) { - var hash = FS.hashName(node.parent.id, node.name); - if (FS.nameTable[hash] === node) { - FS.nameTable[hash] = node.name_next; - } else { - var current = FS.nameTable[hash]; - while (current) { - if (current.name_next === node) { - current.name_next = node.name_next; - break; - } - current = current.name_next; - } - } - }, - lookupNode(parent, name) { - var errCode = FS.mayLookup(parent); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - var hash = FS.hashName(parent.id, name); - for (var node = FS.nameTable[hash]; node; node = node.name_next) { - var nodeName = node.name; - if (node.parent.id === parent.id && nodeName === name) { - return node; - } - } - return FS.lookup(parent, name); - }, - createNode(parent, name, mode, rdev) { - var node = new FS.FSNode(parent, name, mode, rdev); - FS.hashAddNode(node); - return node; - }, - destroyNode(node) { - FS.hashRemoveNode(node); - }, - isRoot(node) { - return node === node.parent; - }, - isMountpoint(node) { - return !!node.mounted; - }, - isFile(mode) { - return (mode & 61440) === 32768; - }, - isDir(mode) { - return (mode & 61440) === 16384; - }, - isLink(mode) { - return (mode & 61440) === 40960; - }, - isChrdev(mode) { - return (mode & 61440) === 8192; - }, - isBlkdev(mode) { - return (mode & 61440) === 24576; - }, - isFIFO(mode) { - return (mode & 61440) === 4096; - }, - isSocket(mode) { - return (mode & 49152) === 49152; - }, - flagsToPermissionString(flag) { - var perms = [ "r", "w", "rw" ][flag & 3]; - if ((flag & 512)) { - perms += "w"; - } - return perms; - }, - nodePermissions(node, perms) { - if (FS.ignorePermissions) { - return 0; - } - if (perms.includes("r") && !(node.mode & 292)) { - return 2; - } else if (perms.includes("w") && !(node.mode & 146)) { - return 2; - } else if (perms.includes("x") && !(node.mode & 73)) { - return 2; - } - return 0; - }, - mayLookup(dir) { - if (!FS.isDir(dir.mode)) return 54; - var errCode = FS.nodePermissions(dir, "x"); - if (errCode) return errCode; - if (!dir.node_ops.lookup) return 2; - return 0; - }, - mayCreate(dir, name) { - try { - var node = FS.lookupNode(dir, name); - return 20; - } catch (e) {} - return FS.nodePermissions(dir, "wx"); - }, - mayDelete(dir, name, isdir) { - var node; - try { - node = FS.lookupNode(dir, name); - } catch (e) { - return e.errno; - } - var errCode = FS.nodePermissions(dir, "wx"); - if (errCode) { - return errCode; - } - if (isdir) { - if (!FS.isDir(node.mode)) { - return 54; - } - if (FS.isRoot(node) || FS.getPath(node) === FS.cwd()) { - return 10; - } - } else { - if (FS.isDir(node.mode)) { - return 31; - } - } - return 0; - }, - mayOpen(node, flags) { - if (!node) { - return 44; - } - if (FS.isLink(node.mode)) { - return 32; - } else if (FS.isDir(node.mode)) { - if (FS.flagsToPermissionString(flags) !== "r" || (flags & 512)) { - return 31; - } - } - return FS.nodePermissions(node, FS.flagsToPermissionString(flags)); - }, - MAX_OPEN_FDS: 4096, - nextfd() { - for (var fd = 0; fd <= FS.MAX_OPEN_FDS; fd++) { - if (!FS.streams[fd]) { - return fd; - } - } - throw new FS.ErrnoError(33); - }, - getStreamChecked(fd) { - var stream = FS.getStream(fd); - if (!stream) { - throw new FS.ErrnoError(8); - } - return stream; - }, - getStream: fd => FS.streams[fd], - createStream(stream, fd = -1) { - stream = Object.assign(new FS.FSStream, stream); - if (fd == -1) { - fd = FS.nextfd(); - } - stream.fd = fd; - FS.streams[fd] = stream; - return stream; - }, - closeStream(fd) { - FS.streams[fd] = null; - }, - dupStream(origStream, fd = -1) { - var stream = FS.createStream(origStream, fd); - stream.stream_ops?.dup?.(stream); - return stream; - }, - chrdev_stream_ops: { - open(stream) { - var device = FS.getDevice(stream.node.rdev); - stream.stream_ops = device.stream_ops; - stream.stream_ops.open?.(stream); - }, - llseek() { - throw new FS.ErrnoError(70); - } - }, - major: dev => ((dev) >> 8), - minor: dev => ((dev) & 255), - makedev: (ma, mi) => ((ma) << 8 | (mi)), - registerDevice(dev, ops) { - FS.devices[dev] = { - stream_ops: ops - }; - }, - getDevice: dev => FS.devices[dev], - getMounts(mount) { - var mounts = []; - var check = [ mount ]; - while (check.length) { - var m = check.pop(); - mounts.push(m); - check.push(...m.mounts); - } - return mounts; - }, - syncfs(populate, callback) { - if (typeof populate == "function") { - callback = populate; - populate = false; - } - FS.syncFSRequests++; - if (FS.syncFSRequests > 1) { - err(`warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work`); - } - var mounts = FS.getMounts(FS.root.mount); - var completed = 0; - function doCallback(errCode) { - FS.syncFSRequests--; - return callback(errCode); - } - function done(errCode) { - if (errCode) { - if (!done.errored) { - done.errored = true; - return doCallback(errCode); - } - return; - } - if (++completed >= mounts.length) { - doCallback(null); - } - } - mounts.forEach(mount => { - if (!mount.type.syncfs) { - return done(null); - } - mount.type.syncfs(mount, populate, done); - }); - }, - mount(type, opts, mountpoint) { - var root = mountpoint === "/"; - var pseudo = !mountpoint; - var node; - if (root && FS.root) { - throw new FS.ErrnoError(10); - } else if (!root && !pseudo) { - var lookup = FS.lookupPath(mountpoint, { - follow_mount: false - }); - mountpoint = lookup.path; - node = lookup.node; - if (FS.isMountpoint(node)) { - throw new FS.ErrnoError(10); - } - if (!FS.isDir(node.mode)) { - throw new FS.ErrnoError(54); - } - } - var mount = { - type: type, - opts: opts, - mountpoint: mountpoint, - mounts: [] - }; - var mountRoot = type.mount(mount); - mountRoot.mount = mount; - mount.root = mountRoot; - if (root) { - FS.root = mountRoot; - } else if (node) { - node.mounted = mount; - if (node.mount) { - node.mount.mounts.push(mount); - } - } - return mountRoot; - }, - unmount(mountpoint) { - var lookup = FS.lookupPath(mountpoint, { - follow_mount: false - }); - if (!FS.isMountpoint(lookup.node)) { - throw new FS.ErrnoError(28); - } - var node = lookup.node; - var mount = node.mounted; - var mounts = FS.getMounts(mount); - Object.keys(FS.nameTable).forEach(hash => { - var current = FS.nameTable[hash]; - while (current) { - var next = current.name_next; - if (mounts.includes(current.mount)) { - FS.destroyNode(current); - } - current = next; - } - }); - node.mounted = null; - var idx = node.mount.mounts.indexOf(mount); - node.mount.mounts.splice(idx, 1); - }, - lookup(parent, name) { - return parent.node_ops.lookup(parent, name); - }, - mknod(path, mode, dev) { - var lookup = FS.lookupPath(path, { - parent: true - }); - var parent = lookup.node; - var name = PATH.basename(path); - if (!name || name === "." || name === "..") { - throw new FS.ErrnoError(28); - } - var errCode = FS.mayCreate(parent, name); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!parent.node_ops.mknod) { - throw new FS.ErrnoError(63); - } - return parent.node_ops.mknod(parent, name, mode, dev); - }, - create(path, mode) { - mode = mode !== undefined ? mode : 438; - /* 0666 */ mode &= 4095; - mode |= 32768; - return FS.mknod(path, mode, 0); - }, - mkdir(path, mode) { - mode = mode !== undefined ? mode : 511; - /* 0777 */ mode &= 511 | 512; - mode |= 16384; - return FS.mknod(path, mode, 0); - }, - mkdirTree(path, mode) { - var dirs = path.split("/"); - var d = ""; - for (var i = 0; i < dirs.length; ++i) { - if (!dirs[i]) continue; - d += "/" + dirs[i]; - try { - FS.mkdir(d, mode); - } catch (e) { - if (e.errno != 20) throw e; - } - } - }, - mkdev(path, mode, dev) { - if (typeof dev == "undefined") { - dev = mode; - mode = 438; - } - /* 0666 */ mode |= 8192; - return FS.mknod(path, mode, dev); - }, - symlink(oldpath, newpath) { - if (!PATH_FS.resolve(oldpath)) { - throw new FS.ErrnoError(44); - } - var lookup = FS.lookupPath(newpath, { - parent: true - }); - var parent = lookup.node; - if (!parent) { - throw new FS.ErrnoError(44); - } - var newname = PATH.basename(newpath); - var errCode = FS.mayCreate(parent, newname); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!parent.node_ops.symlink) { - throw new FS.ErrnoError(63); - } - return parent.node_ops.symlink(parent, newname, oldpath); - }, - rename(old_path, new_path) { - var old_dirname = PATH.dirname(old_path); - var new_dirname = PATH.dirname(new_path); - var old_name = PATH.basename(old_path); - var new_name = PATH.basename(new_path); - var lookup, old_dir, new_dir; - lookup = FS.lookupPath(old_path, { - parent: true - }); - old_dir = lookup.node; - lookup = FS.lookupPath(new_path, { - parent: true - }); - new_dir = lookup.node; - if (!old_dir || !new_dir) throw new FS.ErrnoError(44); - if (old_dir.mount !== new_dir.mount) { - throw new FS.ErrnoError(75); - } - var old_node = FS.lookupNode(old_dir, old_name); - var relative = PATH_FS.relative(old_path, new_dirname); - if (relative.charAt(0) !== ".") { - throw new FS.ErrnoError(28); - } - relative = PATH_FS.relative(new_path, old_dirname); - if (relative.charAt(0) !== ".") { - throw new FS.ErrnoError(55); - } - var new_node; - try { - new_node = FS.lookupNode(new_dir, new_name); - } catch (e) {} - if (old_node === new_node) { - return; - } - var isdir = FS.isDir(old_node.mode); - var errCode = FS.mayDelete(old_dir, old_name, isdir); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - errCode = new_node ? FS.mayDelete(new_dir, new_name, isdir) : FS.mayCreate(new_dir, new_name); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!old_dir.node_ops.rename) { - throw new FS.ErrnoError(63); - } - if (FS.isMountpoint(old_node) || (new_node && FS.isMountpoint(new_node))) { - throw new FS.ErrnoError(10); - } - if (new_dir !== old_dir) { - errCode = FS.nodePermissions(old_dir, "w"); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - } - FS.hashRemoveNode(old_node); - try { - old_dir.node_ops.rename(old_node, new_dir, new_name); - old_node.parent = new_dir; - } catch (e) { - throw e; - } finally { - FS.hashAddNode(old_node); - } - }, - rmdir(path) { - var lookup = FS.lookupPath(path, { - parent: true - }); - var parent = lookup.node; - var name = PATH.basename(path); - var node = FS.lookupNode(parent, name); - var errCode = FS.mayDelete(parent, name, true); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!parent.node_ops.rmdir) { - throw new FS.ErrnoError(63); - } - if (FS.isMountpoint(node)) { - throw new FS.ErrnoError(10); - } - parent.node_ops.rmdir(parent, name); - FS.destroyNode(node); - }, - readdir(path) { - var lookup = FS.lookupPath(path, { - follow: true - }); - var node = lookup.node; - if (!node.node_ops.readdir) { - throw new FS.ErrnoError(54); - } - return node.node_ops.readdir(node); - }, - unlink(path) { - var lookup = FS.lookupPath(path, { - parent: true - }); - var parent = lookup.node; - if (!parent) { - throw new FS.ErrnoError(44); - } - var name = PATH.basename(path); - var node = FS.lookupNode(parent, name); - var errCode = FS.mayDelete(parent, name, false); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!parent.node_ops.unlink) { - throw new FS.ErrnoError(63); - } - if (FS.isMountpoint(node)) { - throw new FS.ErrnoError(10); - } - parent.node_ops.unlink(parent, name); - FS.destroyNode(node); - }, - readlink(path) { - var lookup = FS.lookupPath(path); - var link = lookup.node; - if (!link) { - throw new FS.ErrnoError(44); - } - if (!link.node_ops.readlink) { - throw new FS.ErrnoError(28); - } - return PATH_FS.resolve(FS.getPath(link.parent), link.node_ops.readlink(link)); - }, - stat(path, dontFollow) { - var lookup = FS.lookupPath(path, { - follow: !dontFollow - }); - var node = lookup.node; - if (!node) { - throw new FS.ErrnoError(44); - } - if (!node.node_ops.getattr) { - throw new FS.ErrnoError(63); - } - return node.node_ops.getattr(node); - }, - lstat(path) { - return FS.stat(path, true); - }, - chmod(path, mode, dontFollow) { - var node; - if (typeof path == "string") { - var lookup = FS.lookupPath(path, { - follow: !dontFollow - }); - node = lookup.node; - } else { - node = path; - } - if (!node.node_ops.setattr) { - throw new FS.ErrnoError(63); - } - node.node_ops.setattr(node, { - mode: (mode & 4095) | (node.mode & ~4095), - timestamp: Date.now() - }); - }, - lchmod(path, mode) { - FS.chmod(path, mode, true); - }, - fchmod(fd, mode) { - var stream = FS.getStreamChecked(fd); - FS.chmod(stream.node, mode); - }, - chown(path, uid, gid, dontFollow) { - var node; - if (typeof path == "string") { - var lookup = FS.lookupPath(path, { - follow: !dontFollow - }); - node = lookup.node; - } else { - node = path; - } - if (!node.node_ops.setattr) { - throw new FS.ErrnoError(63); - } - node.node_ops.setattr(node, { - timestamp: Date.now() - }); - }, - lchown(path, uid, gid) { - FS.chown(path, uid, gid, true); - }, - fchown(fd, uid, gid) { - var stream = FS.getStreamChecked(fd); - FS.chown(stream.node, uid, gid); - }, - truncate(path, len) { - if (len < 0) { - throw new FS.ErrnoError(28); - } - var node; - if (typeof path == "string") { - var lookup = FS.lookupPath(path, { - follow: true - }); - node = lookup.node; - } else { - node = path; - } - if (!node.node_ops.setattr) { - throw new FS.ErrnoError(63); - } - if (FS.isDir(node.mode)) { - throw new FS.ErrnoError(31); - } - if (!FS.isFile(node.mode)) { - throw new FS.ErrnoError(28); - } - var errCode = FS.nodePermissions(node, "w"); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - node.node_ops.setattr(node, { - size: len, - timestamp: Date.now() - }); - }, - ftruncate(fd, len) { - var stream = FS.getStreamChecked(fd); - if ((stream.flags & 2097155) === 0) { - throw new FS.ErrnoError(28); - } - FS.truncate(stream.node, len); - }, - utime(path, atime, mtime) { - var lookup = FS.lookupPath(path, { - follow: true - }); - var node = lookup.node; - node.node_ops.setattr(node, { - timestamp: Math.max(atime, mtime) - }); - }, - open(path, flags, mode) { - if (path === "") { - throw new FS.ErrnoError(44); - } - flags = typeof flags == "string" ? FS_modeStringToFlags(flags) : flags; - if ((flags & 64)) { - mode = typeof mode == "undefined" ? 438 : /* 0666 */ mode; - mode = (mode & 4095) | 32768; - } else { - mode = 0; - } - var node; - if (typeof path == "object") { - node = path; - } else { - path = PATH.normalize(path); - try { - var lookup = FS.lookupPath(path, { - follow: !(flags & 131072) - }); - node = lookup.node; - } catch (e) {} - } - var created = false; - if ((flags & 64)) { - if (node) { - if ((flags & 128)) { - throw new FS.ErrnoError(20); - } - } else { - node = FS.mknod(path, mode, 0); - created = true; - } - } - if (!node) { - throw new FS.ErrnoError(44); - } - if (FS.isChrdev(node.mode)) { - flags &= ~512; - } - if ((flags & 65536) && !FS.isDir(node.mode)) { - throw new FS.ErrnoError(54); - } - if (!created) { - var errCode = FS.mayOpen(node, flags); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - } - if ((flags & 512) && !created) { - FS.truncate(node, 0); - } - flags &= ~(128 | 512 | 131072); - var stream = FS.createStream({ - node: node, - path: FS.getPath(node), - flags: flags, - seekable: true, - position: 0, - stream_ops: node.stream_ops, - ungotten: [], - error: false - }); - if (stream.stream_ops.open) { - stream.stream_ops.open(stream); - } - if (Module["logReadFiles"] && !(flags & 1)) { - if (!FS.readFiles) FS.readFiles = {}; - if (!(path in FS.readFiles)) { - FS.readFiles[path] = 1; - } - } - return stream; - }, - close(stream) { - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if (stream.getdents) stream.getdents = null; - try { - if (stream.stream_ops.close) { - stream.stream_ops.close(stream); - } - } catch (e) { - throw e; - } finally { - FS.closeStream(stream.fd); - } - stream.fd = null; - }, - isClosed(stream) { - return stream.fd === null; - }, - llseek(stream, offset, whence) { - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if (!stream.seekable || !stream.stream_ops.llseek) { - throw new FS.ErrnoError(70); - } - if (whence != 0 && whence != 1 && whence != 2) { - throw new FS.ErrnoError(28); - } - stream.position = stream.stream_ops.llseek(stream, offset, whence); - stream.ungotten = []; - return stream.position; - }, - read(stream, buffer, offset, length, position) { - if (length < 0 || position < 0) { - throw new FS.ErrnoError(28); - } - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if ((stream.flags & 2097155) === 1) { - throw new FS.ErrnoError(8); - } - if (FS.isDir(stream.node.mode)) { - throw new FS.ErrnoError(31); - } - if (!stream.stream_ops.read) { - throw new FS.ErrnoError(28); - } - var seeking = typeof position != "undefined"; - if (!seeking) { - position = stream.position; - } else if (!stream.seekable) { - throw new FS.ErrnoError(70); - } - var bytesRead = stream.stream_ops.read(stream, buffer, offset, length, position); - if (!seeking) stream.position += bytesRead; - return bytesRead; - }, - write(stream, buffer, offset, length, position, canOwn) { - if (length < 0 || position < 0) { - throw new FS.ErrnoError(28); - } - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if ((stream.flags & 2097155) === 0) { - throw new FS.ErrnoError(8); - } - if (FS.isDir(stream.node.mode)) { - throw new FS.ErrnoError(31); - } - if (!stream.stream_ops.write) { - throw new FS.ErrnoError(28); - } - if (stream.seekable && stream.flags & 1024) { - FS.llseek(stream, 0, 2); - } - var seeking = typeof position != "undefined"; - if (!seeking) { - position = stream.position; - } else if (!stream.seekable) { - throw new FS.ErrnoError(70); - } - var bytesWritten = stream.stream_ops.write(stream, buffer, offset, length, position, canOwn); - if (!seeking) stream.position += bytesWritten; - return bytesWritten; - }, - allocate(stream, offset, length) { - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if (offset < 0 || length <= 0) { - throw new FS.ErrnoError(28); - } - if ((stream.flags & 2097155) === 0) { - throw new FS.ErrnoError(8); - } - if (!FS.isFile(stream.node.mode) && !FS.isDir(stream.node.mode)) { - throw new FS.ErrnoError(43); - } - if (!stream.stream_ops.allocate) { - throw new FS.ErrnoError(138); - } - stream.stream_ops.allocate(stream, offset, length); - }, - mmap(stream, length, position, prot, flags) { - if ((prot & 2) !== 0 && (flags & 2) === 0 && (stream.flags & 2097155) !== 2) { - throw new FS.ErrnoError(2); - } - if ((stream.flags & 2097155) === 1) { - throw new FS.ErrnoError(2); - } - if (!stream.stream_ops.mmap) { - throw new FS.ErrnoError(43); - } - return stream.stream_ops.mmap(stream, length, position, prot, flags); - }, - msync(stream, buffer, offset, length, mmapFlags) { - if (!stream.stream_ops.msync) { - return 0; - } - return stream.stream_ops.msync(stream, buffer, offset, length, mmapFlags); - }, - ioctl(stream, cmd, arg) { - if (!stream.stream_ops.ioctl) { - throw new FS.ErrnoError(59); - } - return stream.stream_ops.ioctl(stream, cmd, arg); - }, - readFile(path, opts = {}) { - opts.flags = opts.flags || 0; - opts.encoding = opts.encoding || "binary"; - if (opts.encoding !== "utf8" && opts.encoding !== "binary") { - throw new Error(`Invalid encoding type "${opts.encoding}"`); - } - var ret; - var stream = FS.open(path, opts.flags); - var stat = FS.stat(path); - var length = stat.size; - var buf = new Uint8Array(length); - FS.read(stream, buf, 0, length, 0); - if (opts.encoding === "utf8") { - ret = UTF8ArrayToString(buf, 0); - } else if (opts.encoding === "binary") { - ret = buf; - } - FS.close(stream); - return ret; - }, - writeFile(path, data, opts = {}) { - opts.flags = opts.flags || 577; - var stream = FS.open(path, opts.flags, opts.mode); - if (typeof data == "string") { - var buf = new Uint8Array(lengthBytesUTF8(data) + 1); - var actualNumBytes = stringToUTF8Array(data, buf, 0, buf.length); - FS.write(stream, buf, 0, actualNumBytes, undefined, opts.canOwn); - } else if (ArrayBuffer.isView(data)) { - FS.write(stream, data, 0, data.byteLength, undefined, opts.canOwn); - } else { - throw new Error("Unsupported data type"); - } - FS.close(stream); - }, - cwd: () => FS.currentPath, - chdir(path) { - var lookup = FS.lookupPath(path, { - follow: true - }); - if (lookup.node === null) { - throw new FS.ErrnoError(44); - } - if (!FS.isDir(lookup.node.mode)) { - throw new FS.ErrnoError(54); - } - var errCode = FS.nodePermissions(lookup.node, "x"); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - FS.currentPath = lookup.path; - }, - createDefaultDirectories() { - FS.mkdir("/tmp"); - FS.mkdir("/home"); - FS.mkdir("/home/web_user"); - }, - createDefaultDevices() { - FS.mkdir("/dev"); - FS.registerDevice(FS.makedev(1, 3), { - read: () => 0, - write: (stream, buffer, offset, length, pos) => length - }); - FS.mkdev("/dev/null", FS.makedev(1, 3)); - TTY.register(FS.makedev(5, 0), TTY.default_tty_ops); - TTY.register(FS.makedev(6, 0), TTY.default_tty1_ops); - FS.mkdev("/dev/tty", FS.makedev(5, 0)); - FS.mkdev("/dev/tty1", FS.makedev(6, 0)); - var randomBuffer = new Uint8Array(1024), randomLeft = 0; - var randomByte = () => { - if (randomLeft === 0) { - randomLeft = randomFill(randomBuffer).byteLength; - } - return randomBuffer[--randomLeft]; - }; - FS.createDevice("/dev", "random", randomByte); - FS.createDevice("/dev", "urandom", randomByte); - FS.mkdir("/dev/shm"); - FS.mkdir("/dev/shm/tmp"); - }, - createSpecialDirectories() { - FS.mkdir("/proc"); - var proc_self = FS.mkdir("/proc/self"); - FS.mkdir("/proc/self/fd"); - FS.mount({ - mount() { - var node = FS.createNode(proc_self, "fd", 16384 | 511, /* 0777 */ 73); - node.node_ops = { - lookup(parent, name) { - var fd = +name; - var stream = FS.getStreamChecked(fd); - var ret = { - parent: null, - mount: { - mountpoint: "fake" - }, - node_ops: { - readlink: () => stream.path - } - }; - ret.parent = ret; - return ret; - } - }; - return node; - } - }, {}, "/proc/self/fd"); - }, - createStandardStreams() { - if (Module["stdin"]) { - FS.createDevice("/dev", "stdin", Module["stdin"]); - } else { - FS.symlink("/dev/tty", "/dev/stdin"); - } - if (Module["stdout"]) { - FS.createDevice("/dev", "stdout", null, Module["stdout"]); - } else { - FS.symlink("/dev/tty", "/dev/stdout"); - } - if (Module["stderr"]) { - FS.createDevice("/dev", "stderr", null, Module["stderr"]); - } else { - FS.symlink("/dev/tty1", "/dev/stderr"); - } - var stdin = FS.open("/dev/stdin", 0); - var stdout = FS.open("/dev/stdout", 1); - var stderr = FS.open("/dev/stderr", 1); - }, - staticInit() { - [ 44 ].forEach(code => { - FS.genericErrors[code] = new FS.ErrnoError(code); - FS.genericErrors[code].stack = ""; - }); - FS.nameTable = new Array(4096); - FS.mount(MEMFS, {}, "/"); - FS.createDefaultDirectories(); - FS.createDefaultDevices(); - FS.createSpecialDirectories(); - FS.filesystems = { - "MEMFS": MEMFS, - "NODEFS": NODEFS, - "PROXYFS": PROXYFS - }; - }, - init(input, output, error) { - FS.init.initialized = true; - Module["stdin"] = input || Module["stdin"]; - Module["stdout"] = output || Module["stdout"]; - Module["stderr"] = error || Module["stderr"]; - FS.createStandardStreams(); - }, - quit() { - FS.init.initialized = false; - _fflush(0); - for (var i = 0; i < FS.streams.length; i++) { - var stream = FS.streams[i]; - if (!stream) { - continue; - } - FS.close(stream); - } - }, - findObject(path, dontResolveLastLink) { - var ret = FS.analyzePath(path, dontResolveLastLink); - if (!ret.exists) { - return null; - } - return ret.object; - }, - analyzePath(path, dontResolveLastLink) { - try { - var lookup = FS.lookupPath(path, { - follow: !dontResolveLastLink - }); - path = lookup.path; - } catch (e) {} - var ret = { - isRoot: false, - exists: false, - error: 0, - name: null, - path: null, - object: null, - parentExists: false, - parentPath: null, - parentObject: null - }; - try { - var lookup = FS.lookupPath(path, { - parent: true - }); - ret.parentExists = true; - ret.parentPath = lookup.path; - ret.parentObject = lookup.node; - ret.name = PATH.basename(path); - lookup = FS.lookupPath(path, { - follow: !dontResolveLastLink - }); - ret.exists = true; - ret.path = lookup.path; - ret.object = lookup.node; - ret.name = lookup.node.name; - ret.isRoot = lookup.path === "/"; - } catch (e) { - ret.error = e.errno; - } - return ret; - }, - createPath(parent, path, canRead, canWrite) { - parent = typeof parent == "string" ? parent : FS.getPath(parent); - var parts = path.split("/").reverse(); - while (parts.length) { - var part = parts.pop(); - if (!part) continue; - var current = PATH.join2(parent, part); - try { - FS.mkdir(current); - } catch (e) {} - parent = current; - } - return current; - }, - createFile(parent, name, properties, canRead, canWrite) { - var path = PATH.join2(typeof parent == "string" ? parent : FS.getPath(parent), name); - var mode = FS_getMode(canRead, canWrite); - return FS.create(path, mode); - }, - createDataFile(parent, name, data, canRead, canWrite, canOwn) { - var path = name; - if (parent) { - parent = typeof parent == "string" ? parent : FS.getPath(parent); - path = name ? PATH.join2(parent, name) : parent; - } - var mode = FS_getMode(canRead, canWrite); - var node = FS.create(path, mode); - if (data) { - if (typeof data == "string") { - var arr = new Array(data.length); - for (var i = 0, len = data.length; i < len; ++i) arr[i] = data.charCodeAt(i); - data = arr; - } - FS.chmod(node, mode | 146); - var stream = FS.open(node, 577); - FS.write(stream, data, 0, data.length, 0, canOwn); - FS.close(stream); - FS.chmod(node, mode); - } - }, - createDevice(parent, name, input, output) { - var path = PATH.join2(typeof parent == "string" ? parent : FS.getPath(parent), name); - var mode = FS_getMode(!!input, !!output); - if (!FS.createDevice.major) FS.createDevice.major = 64; - var dev = FS.makedev(FS.createDevice.major++, 0); - FS.registerDevice(dev, { - open(stream) { - stream.seekable = false; - }, - close(stream) { - if (output?.buffer?.length) { - output(10); - } - }, - read(stream, buffer, offset, length, pos) { - /* ignored */ var bytesRead = 0; - for (var i = 0; i < length; i++) { - var result; - try { - result = input(); - } catch (e) { - throw new FS.ErrnoError(29); - } - if (result === undefined && bytesRead === 0) { - throw new FS.ErrnoError(6); - } - if (result === null || result === undefined) break; - bytesRead++; - buffer[offset + i] = result; - } - if (bytesRead) { - stream.node.timestamp = Date.now(); - } - return bytesRead; - }, - write(stream, buffer, offset, length, pos) { - for (var i = 0; i < length; i++) { - try { - output(buffer[offset + i]); - } catch (e) { - throw new FS.ErrnoError(29); - } - } - if (length) { - stream.node.timestamp = Date.now(); - } - return i; - } - }); - return FS.mkdev(path, mode, dev); - }, - forceLoadFile(obj) { - if (obj.isDevice || obj.isFolder || obj.link || obj.contents) return true; - if (typeof XMLHttpRequest != "undefined") { - throw new Error("Lazy loading should have been performed (contents set) in createLazyFile, but it was not. Lazy loading only works in web workers. Use --embed-file or --preload-file in emcc on the main thread."); - } else if (read_) { - try { - obj.contents = intArrayFromString(read_(obj.url), true); - obj.usedBytes = obj.contents.length; - } catch (e) { - throw new FS.ErrnoError(29); - } - } else { - throw new Error("Cannot load without read() or XMLHttpRequest."); - } - }, - createLazyFile(parent, name, url, canRead, canWrite) { - class LazyUint8Array { - constructor() { - this.lengthKnown = false; - this.chunks = []; - } - get(idx) { - if (idx > this.length - 1 || idx < 0) { - return undefined; - } - var chunkOffset = idx % this.chunkSize; - var chunkNum = (idx / this.chunkSize) | 0; - return this.getter(chunkNum)[chunkOffset]; - } - setDataGetter(getter) { - this.getter = getter; - } - cacheLength() { - var xhr = new XMLHttpRequest; - xhr.open("HEAD", url, false); - xhr.send(null); - if (!(xhr.status >= 200 && xhr.status < 300 || xhr.status === 304)) throw new Error("Couldn't load " + url + ". Status: " + xhr.status); - var datalength = Number(xhr.getResponseHeader("Content-length")); - var header; - var hasByteServing = (header = xhr.getResponseHeader("Accept-Ranges")) && header === "bytes"; - var usesGzip = (header = xhr.getResponseHeader("Content-Encoding")) && header === "gzip"; - var chunkSize = 1024 * 1024; - if (!hasByteServing) chunkSize = datalength; - var doXHR = (from, to) => { - if (from > to) throw new Error("invalid range (" + from + ", " + to + ") or no bytes requested!"); - if (to > datalength - 1) throw new Error("only " + datalength + " bytes available! programmer error!"); - var xhr = new XMLHttpRequest; - xhr.open("GET", url, false); - if (datalength !== chunkSize) xhr.setRequestHeader("Range", "bytes=" + from + "-" + to); - xhr.responseType = "arraybuffer"; - if (xhr.overrideMimeType) { - xhr.overrideMimeType("text/plain; charset=x-user-defined"); - } - xhr.send(null); - if (!(xhr.status >= 200 && xhr.status < 300 || xhr.status === 304)) throw new Error("Couldn't load " + url + ". Status: " + xhr.status); - if (xhr.response !== undefined) { - return new Uint8Array(/** @type{Array} */ (xhr.response || [])); - } - return intArrayFromString(xhr.responseText || "", true); - }; - var lazyArray = this; - lazyArray.setDataGetter(chunkNum => { - var start = chunkNum * chunkSize; - var end = (chunkNum + 1) * chunkSize - 1; - end = Math.min(end, datalength - 1); - if (typeof lazyArray.chunks[chunkNum] == "undefined") { - lazyArray.chunks[chunkNum] = doXHR(start, end); - } - if (typeof lazyArray.chunks[chunkNum] == "undefined") throw new Error("doXHR failed!"); - return lazyArray.chunks[chunkNum]; - }); - if (usesGzip || !datalength) { - chunkSize = datalength = 1; - datalength = this.getter(0).length; - chunkSize = datalength; - out("LazyFiles on gzip forces download of the whole file when length is accessed"); - } - this._length = datalength; - this._chunkSize = chunkSize; - this.lengthKnown = true; - } - get length() { - if (!this.lengthKnown) { - this.cacheLength(); - } - return this._length; - } - get chunkSize() { - if (!this.lengthKnown) { - this.cacheLength(); - } - return this._chunkSize; - } - } - if (typeof XMLHttpRequest != "undefined") { - if (!ENVIRONMENT_IS_WORKER) throw "Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc"; - var lazyArray = new LazyUint8Array; - var properties = { - isDevice: false, - contents: lazyArray - }; - } else { - var properties = { - isDevice: false, - url: url - }; - } - var node = FS.createFile(parent, name, properties, canRead, canWrite); - if (properties.contents) { - node.contents = properties.contents; - } else if (properties.url) { - node.contents = null; - node.url = properties.url; - } - Object.defineProperties(node, { - usedBytes: { - get: function() { - return this.contents.length; - } - } - }); - var stream_ops = {}; - var keys = Object.keys(node.stream_ops); - keys.forEach(key => { - var fn = node.stream_ops[key]; - stream_ops[key] = (...args) => { - FS.forceLoadFile(node); - return fn(...args); - }; - }); - function writeChunks(stream, buffer, offset, length, position) { - var contents = stream.node.contents; - if (position >= contents.length) return 0; - var size = Math.min(contents.length - position, length); - if (contents.slice) { - for (var i = 0; i < size; i++) { - buffer[offset + i] = contents[position + i]; - } - } else { - for (var i = 0; i < size; i++) { - buffer[offset + i] = contents.get(position + i); - } - } - return size; - } - stream_ops.read = (stream, buffer, offset, length, position) => { - FS.forceLoadFile(node); - return writeChunks(stream, buffer, offset, length, position); - }; - stream_ops.mmap = (stream, length, position, prot, flags) => { - FS.forceLoadFile(node); - var ptr = mmapAlloc(length); - if (!ptr) { - throw new FS.ErrnoError(48); - } - writeChunks(stream, HEAP8, ptr, length, position); - return { - ptr: ptr, - allocated: true - }; - }; - node.stream_ops = stream_ops; - return node; - } -}; - -Module["FS"] = FS; - -var SOCKFS = { - mount(mount) { - Module["websocket"] = (Module["websocket"] && ("object" === typeof Module["websocket"])) ? Module["websocket"] : {}; - Module["websocket"]._callbacks = {}; - Module["websocket"]["on"] = /** @this{Object} */ function(event, callback) { - if ("function" === typeof callback) { - this._callbacks[event] = callback; - } - return this; - }; - Module["websocket"].emit = /** @this{Object} */ function(event, param) { - if ("function" === typeof this._callbacks[event]) { - this._callbacks[event].call(this, param); - } - }; - return FS.createNode(null, "/", 16384 | 511, /* 0777 */ 0); - }, - createSocket(family, type, protocol) { - type &= ~526336; - var streaming = type == 1; - if (streaming && protocol && protocol != 6) { - throw new FS.ErrnoError(66); - } - var sock = { - family: family, - type: type, - protocol: protocol, - server: null, - error: null, - peers: {}, - pending: [], - recv_queue: [], - sock_ops: SOCKFS.websocket_sock_ops - }; - var name = SOCKFS.nextname(); - var node = FS.createNode(SOCKFS.root, name, 49152, 0); - node.sock = sock; - var stream = FS.createStream({ - path: name, - node: node, - flags: 2, - seekable: false, - stream_ops: SOCKFS.stream_ops - }); - sock.stream = stream; - return sock; - }, - getSocket(fd) { - var stream = FS.getStream(fd); - if (!stream || !FS.isSocket(stream.node.mode)) { - return null; - } - return stream.node.sock; - }, - stream_ops: { - poll(stream) { - var sock = stream.node.sock; - return sock.sock_ops.poll(sock); - }, - ioctl(stream, request, varargs) { - var sock = stream.node.sock; - return sock.sock_ops.ioctl(sock, request, varargs); - }, - read(stream, buffer, offset, length, position) { - /* ignored */ var sock = stream.node.sock; - var msg = sock.sock_ops.recvmsg(sock, length); - if (!msg) { - return 0; - } - buffer.set(msg.buffer, offset); - return msg.buffer.length; - }, - write(stream, buffer, offset, length, position) { - /* ignored */ var sock = stream.node.sock; - return sock.sock_ops.sendmsg(sock, buffer, offset, length); - }, - close(stream) { - var sock = stream.node.sock; - sock.sock_ops.close(sock); - } - }, - nextname() { - if (!SOCKFS.nextname.current) { - SOCKFS.nextname.current = 0; - } - return "socket[" + (SOCKFS.nextname.current++) + "]"; - }, - websocket_sock_ops: { - createPeer(sock, addr, port) { - var ws; - if (typeof addr == "object") { - ws = addr; - addr = null; - port = null; - } - if (ws) { - if (ws._socket) { - addr = ws._socket.remoteAddress; - port = ws._socket.remotePort; - } else { - var result = /ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url); - if (!result) { - throw new Error("WebSocket URL must be in the format ws(s)://address:port"); - } - addr = result[1]; - port = parseInt(result[2], 10); - } - } else { - try { - var runtimeConfig = (Module["websocket"] && ("object" === typeof Module["websocket"])); - var url = "ws:#".replace("#", "//"); - if (runtimeConfig) { - if("function"===typeof Module["websocket"]["url"]) { -url = Module["websocket"]["url"](...arguments); -}else if ("string" === typeof Module["websocket"]["url"]) { - url = Module["websocket"]["url"]; - } - } - if (url === "ws://" || url === "wss://") { - var parts = addr.split("/"); - url = url + parts[0] + ":" + port + "/" + parts.slice(1).join("/"); - } - var subProtocols = "binary"; - if (runtimeConfig) { - if ("string" === typeof Module["websocket"]["subprotocol"]) { - subProtocols = Module["websocket"]["subprotocol"]; - } - } - var opts = undefined; - if (subProtocols !== "null") { - subProtocols = subProtocols.replace(/^ +| +$/g, "").split(/ *, */); - opts = subProtocols; - } - if (runtimeConfig && null === Module["websocket"]["subprotocol"]) { - subProtocols = "null"; - opts = undefined; - } - var WebSocketConstructor; - if (ENVIRONMENT_IS_NODE) { - WebSocketConstructor = /** @type{(typeof WebSocket)} */ (require("ws")); - } else { - WebSocketConstructor = WebSocket; - } - if (Module['websocket']['decorator']) {WebSocketConstructor = Module['websocket']['decorator'](WebSocketConstructor);}ws = new WebSocketConstructor(url, opts); - ws.binaryType = "arraybuffer"; - } catch (e) { - throw new FS.ErrnoError(23); - } - } - var peer = { - addr: addr, - port: port, - socket: ws, - dgram_send_queue: [] - }; - SOCKFS.websocket_sock_ops.addPeer(sock, peer); - SOCKFS.websocket_sock_ops.handlePeerEvents(sock, peer); - if (sock.type === 2 && typeof sock.sport != "undefined") { - peer.dgram_send_queue.push(new Uint8Array([ 255, 255, 255, 255, "p".charCodeAt(0), "o".charCodeAt(0), "r".charCodeAt(0), "t".charCodeAt(0), ((sock.sport & 65280) >> 8), (sock.sport & 255) ])); - } - return peer; - }, - getPeer(sock, addr, port) { - return sock.peers[addr + ":" + port]; - }, - addPeer(sock, peer) { - sock.peers[peer.addr + ":" + peer.port] = peer; - }, - removePeer(sock, peer) { - delete sock.peers[peer.addr + ":" + peer.port]; - }, - handlePeerEvents(sock, peer) { - var first = true; - var handleOpen = function() { - Module["websocket"].emit("open", sock.stream.fd); - try { - var queued = peer.dgram_send_queue.shift(); - while (queued) { - peer.socket.send(queued); - queued = peer.dgram_send_queue.shift(); - } - } catch (e) { - peer.socket.close(); - } - }; - function handleMessage(data) { - if (typeof data == "string") { - var encoder = new TextEncoder; - data = encoder.encode(data); - } else { - assert(data.byteLength !== undefined); - if (data.byteLength == 0) { - return; - } - data = new Uint8Array(data); - } - var wasfirst = first; - first = false; - if (wasfirst && data.length === 10 && data[0] === 255 && data[1] === 255 && data[2] === 255 && data[3] === 255 && data[4] === "p".charCodeAt(0) && data[5] === "o".charCodeAt(0) && data[6] === "r".charCodeAt(0) && data[7] === "t".charCodeAt(0)) { - var newport = ((data[8] << 8) | data[9]); - SOCKFS.websocket_sock_ops.removePeer(sock, peer); - peer.port = newport; - SOCKFS.websocket_sock_ops.addPeer(sock, peer); - return; - } - sock.recv_queue.push({ - addr: peer.addr, - port: peer.port, - data: data - }); - Module["websocket"].emit("message", sock.stream.fd); - } - if (ENVIRONMENT_IS_NODE) { - peer.socket.on("open", handleOpen); - peer.socket.on("message", function(data, isBinary) { - if (!isBinary) { - return; - } - handleMessage((new Uint8Array(data)).buffer); - }); - peer.socket.on("close", function() { - Module["websocket"].emit("close", sock.stream.fd); - }); - peer.socket.on("error", function(error) { - sock.error = 14; - Module["websocket"].emit("error", [ sock.stream.fd, sock.error, "ECONNREFUSED: Connection refused" ]); - }); - } else { - peer.socket.onopen = handleOpen; - peer.socket.onclose = function() { - Module["websocket"].emit("close", sock.stream.fd); - }; - peer.socket.onmessage = function peer_socket_onmessage(event) { - handleMessage(event.data); - }; - peer.socket.onerror = function(error) { - sock.error = 14; - Module["websocket"].emit("error", [ sock.stream.fd, sock.error, "ECONNREFUSED: Connection refused" ]); - }; - } - }, - poll(sock) { - if (sock.type === 1 && sock.server) { - return sock.pending.length ? (64 | 1) : 0; - } - var mask = 0; - var dest = sock.type === 1 ? SOCKFS.websocket_sock_ops.getPeer(sock, sock.daddr, sock.dport) : null; - if (sock.recv_queue.length || !dest || (dest && dest.socket.readyState === dest.socket.CLOSING) || (dest && dest.socket.readyState === dest.socket.CLOSED)) { - mask |= (64 | 1); - } - if (!dest || (dest && dest.socket.readyState === dest.socket.OPEN)) { - mask |= 4; - } - if ((dest && dest.socket.readyState === dest.socket.CLOSING) || (dest && dest.socket.readyState === dest.socket.CLOSED)) { - mask |= 16; - } - return mask; - }, - ioctl(sock, request, arg) { - switch (request) { - case 21531: - var bytes = 0; - if (sock.recv_queue.length) { - bytes = sock.recv_queue[0].data.length; - } - HEAP32[((arg) >> 2)] = bytes; - return 0; - - default: - return 28; - } - }, - close(sock) { - if (sock.server) { - try { - sock.server.close(); - } catch (e) {} - sock.server = null; - } - var peers = Object.keys(sock.peers); - for (var i = 0; i < peers.length; i++) { - var peer = sock.peers[peers[i]]; - try { - peer.socket.close(); - } catch (e) {} - SOCKFS.websocket_sock_ops.removePeer(sock, peer); - } - return 0; - }, - bind(sock, addr, port) { - if (typeof sock.saddr != "undefined" || typeof sock.sport != "undefined") { - throw new FS.ErrnoError(28); - } - sock.saddr = addr; - sock.sport = port; - if (sock.type === 2) { - if (sock.server) { - sock.server.close(); - sock.server = null; - } - try { - sock.sock_ops.listen(sock, 0); - } catch (e) { - if (!(e.name === "ErrnoError")) throw e; - if (e.errno !== 138) throw e; - } - } - }, - connect(sock, addr, port) { - if (sock.server) { - throw new FS.ErrnoError(138); - } - if (typeof sock.daddr != "undefined" && typeof sock.dport != "undefined") { - var dest = SOCKFS.websocket_sock_ops.getPeer(sock, sock.daddr, sock.dport); - if (dest) { - if (dest.socket.readyState === dest.socket.CONNECTING) { - throw new FS.ErrnoError(7); - } else { - throw new FS.ErrnoError(30); - } - } - } - var peer = SOCKFS.websocket_sock_ops.createPeer(sock, addr, port); - sock.daddr = peer.addr; - sock.dport = peer.port; - throw new FS.ErrnoError(26); - }, - listen(sock, backlog) { - if (!ENVIRONMENT_IS_NODE) { - throw new FS.ErrnoError(138); - } - if (sock.server) { - throw new FS.ErrnoError(28); - } - var WebSocketServer = require("ws").Server; - var host = sock.saddr; - if (Module['websocket']['serverDecorator']) {WebSocketServer = Module['websocket']['serverDecorator'](WebSocketServer);}sock.server = new WebSocketServer({ - host: host, - port: sock.sport - }); - Module["websocket"].emit("listen", sock.stream.fd); - sock.server.on("connection", function(ws) { - if (sock.type === 1) { - var newsock = SOCKFS.createSocket(sock.family, sock.type, sock.protocol); - var peer = SOCKFS.websocket_sock_ops.createPeer(newsock, ws); - newsock.daddr = peer.addr; - newsock.dport = peer.port; - sock.pending.push(newsock); - Module["websocket"].emit("connection", newsock.stream.fd); - } else { - SOCKFS.websocket_sock_ops.createPeer(sock, ws); - Module["websocket"].emit("connection", sock.stream.fd); - } - }); - sock.server.on("close", function() { - Module["websocket"].emit("close", sock.stream.fd); - sock.server = null; - }); - sock.server.on("error", function(error) { - sock.error = 23; - Module["websocket"].emit("error", [ sock.stream.fd, sock.error, "EHOSTUNREACH: Host is unreachable" ]); - }); - }, - accept(listensock) { - if (!listensock.server || !listensock.pending.length) { - throw new FS.ErrnoError(28); - } - var newsock = listensock.pending.shift(); - newsock.stream.flags = listensock.stream.flags; - return newsock; - }, - getname(sock, peer) { - var addr, port; - if (peer) { - if (sock.daddr === undefined || sock.dport === undefined) { - throw new FS.ErrnoError(53); - } - addr = sock.daddr; - port = sock.dport; - } else { - addr = sock.saddr || 0; - port = sock.sport || 0; - } - return { - addr: addr, - port: port - }; - }, - sendmsg(sock, buffer, offset, length, addr, port) { - if (sock.type === 2) { - if (addr === undefined || port === undefined) { - addr = sock.daddr; - port = sock.dport; - } - if (addr === undefined || port === undefined) { - throw new FS.ErrnoError(17); - } - } else { - addr = sock.daddr; - port = sock.dport; - } - var dest = SOCKFS.websocket_sock_ops.getPeer(sock, addr, port); - if (sock.type === 1) { - if (!dest || dest.socket.readyState === dest.socket.CLOSING || dest.socket.readyState === dest.socket.CLOSED) { - throw new FS.ErrnoError(53); - } else if (dest.socket.readyState === dest.socket.CONNECTING) { - throw new FS.ErrnoError(6); - } - } - if (ArrayBuffer.isView(buffer)) { - offset += buffer.byteOffset; - buffer = buffer.buffer; - } - var data; - data = buffer.slice(offset, offset + length); - if (sock.type === 2) { - if (!dest || dest.socket.readyState !== dest.socket.OPEN) { - if (!dest || dest.socket.readyState === dest.socket.CLOSING || dest.socket.readyState === dest.socket.CLOSED) { - dest = SOCKFS.websocket_sock_ops.createPeer(sock, addr, port); - } - dest.dgram_send_queue.push(data); - return length; - } - } - try { - dest.socket.send(data); - return length; - } catch (e) { - throw new FS.ErrnoError(28); - } - }, - recvmsg(sock, length, flags) { - if (sock.type === 1 && sock.server) { - throw new FS.ErrnoError(53); - } - var queued = sock.recv_queue.shift(); - if (!queued) { - if (sock.type === 1) { - var dest = SOCKFS.websocket_sock_ops.getPeer(sock, sock.daddr, sock.dport); - if (!dest) { - throw new FS.ErrnoError(53); - } - if (dest.socket.readyState === dest.socket.CLOSING || dest.socket.readyState === dest.socket.CLOSED) { - return null; - } - throw new FS.ErrnoError(6); - } - throw new FS.ErrnoError(6); - } - var queuedLength = queued.data.byteLength || queued.data.length; - var queuedOffset = queued.data.byteOffset || 0; - var queuedBuffer = queued.data.buffer || queued.data; - var bytesRead = Math.min(length, queuedLength); - var res = { - buffer: new Uint8Array(queuedBuffer, queuedOffset, bytesRead), - addr: queued.addr, - port: queued.port - }; - if (flags&2) {bytesRead = 0;} if (sock.type === 1 && bytesRead < queuedLength) { - var bytesRemaining = queuedLength - bytesRead; - queued.data = new Uint8Array(queuedBuffer, queuedOffset + bytesRead, bytesRemaining); - sock.recv_queue.unshift(queued); - } - return res; - } - } -}; - -var getSocketFromFD = fd => { - var socket = SOCKFS.getSocket(fd); - if (!socket) throw new FS.ErrnoError(8); - return socket; -}; - -var inetPton4 = str => { - var b = str.split("."); - for (var i = 0; i < 4; i++) { - var tmp = Number(b[i]); - if (isNaN(tmp)) return null; - b[i] = tmp; - } - return (b[0] | (b[1] << 8) | (b[2] << 16) | (b[3] << 24)) >>> 0; -}; - -/** @suppress {checkTypes} */ var jstoi_q = str => parseInt(str); - -var inetPton6 = str => { - var words; - var w, offset, z; - /* http://home.deds.nl/~aeron/regex/ */ var valid6regx = /^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i; - var parts = []; - if (!valid6regx.test(str)) { - return null; - } - if (str === "::") { - return [ 0, 0, 0, 0, 0, 0, 0, 0 ]; - } - if (str.startsWith("::")) { - str = str.replace("::", "Z:"); - } else { - str = str.replace("::", ":Z:"); - } - if (str.indexOf(".") > 0) { - str = str.replace(new RegExp("[.]", "g"), ":"); - words = str.split(":"); - words[words.length - 4] = jstoi_q(words[words.length - 4]) + jstoi_q(words[words.length - 3]) * 256; - words[words.length - 3] = jstoi_q(words[words.length - 2]) + jstoi_q(words[words.length - 1]) * 256; - words = words.slice(0, words.length - 2); - } else { - words = str.split(":"); - } - offset = 0; - z = 0; - for (w = 0; w < words.length; w++) { - if (typeof words[w] == "string") { - if (words[w] === "Z") { - for (z = 0; z < (8 - words.length + 1); z++) { - parts[w + z] = 0; - } - offset = z - 1; - } else { - parts[w + offset] = _htons(parseInt(words[w], 16)); - } - } else { - parts[w + offset] = words[w]; - } - } - return [ (parts[1] << 16) | parts[0], (parts[3] << 16) | parts[2], (parts[5] << 16) | parts[4], (parts[7] << 16) | parts[6] ]; -}; - -/** @param {number=} addrlen */ var writeSockaddr = (sa, family, addr, port, addrlen) => { - switch (family) { - case 2: - addr = inetPton4(addr); - zeroMemory(sa, 16); - if (addrlen) { - HEAP32[((addrlen) >> 2)] = 16; - } - HEAP16[((sa) >> 1)] = family; - HEAP32[(((sa) + (4)) >> 2)] = addr; - HEAP16[(((sa) + (2)) >> 1)] = _htons(port); - break; - - case 10: - addr = inetPton6(addr); - zeroMemory(sa, 28); - if (addrlen) { - HEAP32[((addrlen) >> 2)] = 28; - } - HEAP32[((sa) >> 2)] = family; - HEAP32[(((sa) + (8)) >> 2)] = addr[0]; - HEAP32[(((sa) + (12)) >> 2)] = addr[1]; - HEAP32[(((sa) + (16)) >> 2)] = addr[2]; - HEAP32[(((sa) + (20)) >> 2)] = addr[3]; - HEAP16[(((sa) + (2)) >> 1)] = _htons(port); - break; - - default: - return 5; - } - return 0; -}; - -var DNS = { - address_map: { - id: 1, - addrs: {}, - names: {} - }, - lookup_name(name) { - var res = inetPton4(name); - if (res !== null) { - return name; - } - res = inetPton6(name); - if (res !== null) { - return name; - } - var addr; - if (DNS.address_map.addrs[name]) { - addr = DNS.address_map.addrs[name]; - } else { - var id = DNS.address_map.id++; - assert(id < 65535, "exceeded max address mappings of 65535"); - addr = "172.29." + (id & 255) + "." + (id & 65280); - DNS.address_map.names[addr] = name; - DNS.address_map.addrs[name] = addr; - } - return addr; - }, - lookup_addr(addr) { - if (DNS.address_map.names[addr]) { - return DNS.address_map.names[addr]; - } - return null; - } -}; - -function ___syscall_accept4(fd, addr, addrlen, flags, d1, d2) { - try { - var sock = getSocketFromFD(fd); - var newsock = sock.sock_ops.accept(sock); - if (addr) { - var errno = writeSockaddr(addr, newsock.family, DNS.lookup_name(newsock.daddr), newsock.dport, addrlen); - } - return newsock.stream.fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var inetNtop4 = addr => (addr & 255) + "." + ((addr >> 8) & 255) + "." + ((addr >> 16) & 255) + "." + ((addr >> 24) & 255); - -var inetNtop6 = ints => { - var str = ""; - var word = 0; - var longest = 0; - var lastzero = 0; - var zstart = 0; - var len = 0; - var i = 0; - var parts = [ ints[0] & 65535, (ints[0] >> 16), ints[1] & 65535, (ints[1] >> 16), ints[2] & 65535, (ints[2] >> 16), ints[3] & 65535, (ints[3] >> 16) ]; - var hasipv4 = true; - var v4part = ""; - for (i = 0; i < 5; i++) { - if (parts[i] !== 0) { - hasipv4 = false; - break; - } - } - if (hasipv4) { - v4part = inetNtop4(parts[6] | (parts[7] << 16)); - if (parts[5] === -1) { - str = "::ffff:"; - str += v4part; - return str; - } - if (parts[5] === 0) { - str = "::"; - if (v4part === "0.0.0.0") v4part = ""; - if (v4part === "0.0.0.1") v4part = "1"; - str += v4part; - return str; - } - } - for (word = 0; word < 8; word++) { - if (parts[word] === 0) { - if (word - lastzero > 1) { - len = 0; - } - lastzero = word; - len++; - } - if (len > longest) { - longest = len; - zstart = word - longest + 1; - } - } - for (word = 0; word < 8; word++) { - if (longest > 1) { - if (parts[word] === 0 && word >= zstart && word < (zstart + longest)) { - if (word === zstart) { - str += ":"; - if (zstart === 0) str += ":"; - } - continue; - } - } - str += Number(_ntohs(parts[word] & 65535)).toString(16); - str += word < 7 ? ":" : ""; - } - return str; -}; - -var readSockaddr = (sa, salen) => { - var family = HEAP16[((sa) >> 1)]; - var port = _ntohs(HEAPU16[(((sa) + (2)) >> 1)]); - var addr; - switch (family) { - case 2: - if (salen !== 16) { - return { - errno: 28 - }; - } - addr = HEAP32[(((sa) + (4)) >> 2)]; - addr = inetNtop4(addr); - break; - - case 10: - if (salen !== 28) { - return { - errno: 28 - }; - } - addr = [ HEAP32[(((sa) + (8)) >> 2)], HEAP32[(((sa) + (12)) >> 2)], HEAP32[(((sa) + (16)) >> 2)], HEAP32[(((sa) + (20)) >> 2)] ]; - addr = inetNtop6(addr); - break; - - default: - return { - errno: 5 - }; - } - return { - family: family, - addr: addr, - port: port - }; -}; - -/** @param {boolean=} allowNull */ var getSocketAddress = (addrp, addrlen, allowNull) => { - if (allowNull && addrp === 0) return null; - var info = readSockaddr(addrp, addrlen); - if (info.errno) throw new FS.ErrnoError(info.errno); - info.addr = DNS.lookup_addr(info.addr) || info.addr; - return info; -}; - -function ___syscall_bind(fd, addr, addrlen, d1, d2, d3) { - try { - var sock = getSocketFromFD(fd); - var info = getSocketAddress(addr, addrlen); - sock.sock_ops.bind(sock, info.addr, info.port); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var SYSCALLS = { - DEFAULT_POLLMASK: 5, - calculateAt(dirfd, path, allowEmpty) { - if (PATH.isAbs(path)) { - return path; - } - var dir; - if (dirfd === -100) { - dir = FS.cwd(); - } else { - var dirstream = SYSCALLS.getStreamFromFD(dirfd); - dir = dirstream.path; - } - if (path.length == 0) { - if (!allowEmpty) { - throw new FS.ErrnoError(44); - } - return dir; - } - return PATH.join2(dir, path); - }, - doStat(func, path, buf) { - var stat = func(path); - HEAP32[((buf) >> 2)] = stat.dev; - HEAP32[(((buf) + (4)) >> 2)] = stat.mode; - HEAPU32[(((buf) + (8)) >> 2)] = stat.nlink; - HEAP32[(((buf) + (12)) >> 2)] = stat.uid; - HEAP32[(((buf) + (16)) >> 2)] = stat.gid; - HEAP32[(((buf) + (20)) >> 2)] = stat.rdev; - (tempI64 = [ stat.size >>> 0, (tempDouble = stat.size, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (24)) >> 2)] = tempI64[0], HEAP32[(((buf) + (28)) >> 2)] = tempI64[1]); - HEAP32[(((buf) + (32)) >> 2)] = 4096; - HEAP32[(((buf) + (36)) >> 2)] = stat.blocks; - var atime = stat.atime.getTime(); - var mtime = stat.mtime.getTime(); - var ctime = stat.ctime.getTime(); - (tempI64 = [ Math.floor(atime / 1e3) >>> 0, (tempDouble = Math.floor(atime / 1e3), - (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (40)) >> 2)] = tempI64[0], HEAP32[(((buf) + (44)) >> 2)] = tempI64[1]); - HEAPU32[(((buf) + (48)) >> 2)] = (atime % 1e3) * 1e3; - (tempI64 = [ Math.floor(mtime / 1e3) >>> 0, (tempDouble = Math.floor(mtime / 1e3), - (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (56)) >> 2)] = tempI64[0], HEAP32[(((buf) + (60)) >> 2)] = tempI64[1]); - HEAPU32[(((buf) + (64)) >> 2)] = (mtime % 1e3) * 1e3; - (tempI64 = [ Math.floor(ctime / 1e3) >>> 0, (tempDouble = Math.floor(ctime / 1e3), - (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (72)) >> 2)] = tempI64[0], HEAP32[(((buf) + (76)) >> 2)] = tempI64[1]); - HEAPU32[(((buf) + (80)) >> 2)] = (ctime % 1e3) * 1e3; - (tempI64 = [ stat.ino >>> 0, (tempDouble = stat.ino, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (88)) >> 2)] = tempI64[0], HEAP32[(((buf) + (92)) >> 2)] = tempI64[1]); - return 0; - }, - doMsync(addr, stream, len, flags, offset) { - if (!FS.isFile(stream.node.mode)) { - throw new FS.ErrnoError(43); - } - if (flags & 2) { - return 0; - } - var buffer = HEAPU8.slice(addr, addr + len); - FS.msync(stream, buffer, offset, len, flags); - }, - getStreamFromFD(fd) { - var stream = FS.getStreamChecked(fd); - return stream; - }, - varargs: undefined, - getStr(ptr) { - var ret = UTF8ToString(ptr); - return ret; - } -}; - -function ___syscall_chdir(path) { - try { - path = SYSCALLS.getStr(path); - FS.chdir(path); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_chmod(path, mode) { - try { - path = SYSCALLS.getStr(path); - FS.chmod(path, mode); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_connect(fd, addr, addrlen, d1, d2, d3) { - try { - var sock = getSocketFromFD(fd); - var info = getSocketAddress(addr, addrlen); - sock.sock_ops.connect(sock, info.addr, info.port); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_dup(fd) { - try { - var old = SYSCALLS.getStreamFromFD(fd); - return FS.dupStream(old).fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_dup3(fd, newfd, flags) { - try { - var old = SYSCALLS.getStreamFromFD(fd); - if (old.fd === newfd) return -28; - var existing = FS.getStream(newfd); - if (existing) FS.close(existing); - return FS.dupStream(old, newfd).fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_faccessat(dirfd, path, amode, flags) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - if (amode & ~7) { - return -28; - } - var lookup = FS.lookupPath(path, { - follow: true - }); - var node = lookup.node; - if (!node) { - return -44; - } - var perms = ""; - if (amode & 4) perms += "r"; - if (amode & 2) perms += "w"; - if (amode & 1) perms += "x"; - if (perms && /* otherwise, they've just passed F_OK */ FS.nodePermissions(node, perms)) { - return -2; - } - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_fchmod(fd, mode) { - try { - FS.fchmod(fd, mode); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_fchown32(fd, owner, group) { - try { - FS.fchown(fd, owner, group); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_fchownat(dirfd, path, owner, group, flags) { - try { - path = SYSCALLS.getStr(path); - var nofollow = flags & 256; - flags = flags & (~256); - path = SYSCALLS.calculateAt(dirfd, path); - (nofollow ? FS.lchown : FS.chown)(path, owner, group); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -/** @suppress {duplicate } */ function syscallGetVarargI() { - var ret = HEAP32[((+SYSCALLS.varargs) >> 2)]; - SYSCALLS.varargs += 4; - return ret; -} - -var syscallGetVarargP = syscallGetVarargI; - -function ___syscall_fcntl64(fd, cmd, varargs) { - SYSCALLS.varargs = varargs; - try { - var stream = SYSCALLS.getStreamFromFD(fd); - switch (cmd) { - case 0: - { - var arg = syscallGetVarargI(); - if (arg < 0) { - return -28; - } - while (FS.streams[arg]) { - arg++; - } - var newStream; - newStream = FS.dupStream(stream, arg); - return newStream.fd; - } - - case 1: - case 2: - return 0; - - case 3: - return stream.flags; - - case 4: - { - var arg = syscallGetVarargI(); - stream.flags |= arg; - return 0; - } - - case 12: - { - var arg = syscallGetVarargP(); - var offset = 0; - HEAP16[(((arg) + (offset)) >> 1)] = 2; - return 0; - } - - case 13: - case 14: - return 0; - } - return -28; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_fstat64(fd, buf) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - return SYSCALLS.doStat(FS.stat, stream.path, buf); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var convertI32PairToI53Checked = (lo, hi) => ((hi + 2097152) >>> 0 < 4194305 - !!lo) ? (lo >>> 0) + hi * 4294967296 : NaN; - -function ___syscall_ftruncate64(fd, length_low, length_high) { - var length = convertI32PairToI53Checked(length_low, length_high); - try { - if (isNaN(length)) return 61; - FS.ftruncate(fd, length); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var stringToUTF8 = (str, outPtr, maxBytesToWrite) => stringToUTF8Array(str, HEAPU8, outPtr, maxBytesToWrite); - -Module["stringToUTF8"] = stringToUTF8; - -function ___syscall_getcwd(buf, size) { - try { - if (size === 0) return -28; - var cwd = FS.cwd(); - var cwdLengthInBytes = lengthBytesUTF8(cwd) + 1; - if (size < cwdLengthInBytes) return -68; - stringToUTF8(cwd, buf, size); - return cwdLengthInBytes; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_getdents64(fd, dirp, count) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - stream.getdents ||= FS.readdir(stream.path); - var struct_size = 280; - var pos = 0; - var off = FS.llseek(stream, 0, 1); - var idx = Math.floor(off / struct_size); - while (idx < stream.getdents.length && pos + struct_size <= count) { - var id; - var type; - var name = stream.getdents[idx]; - if (name === ".") { - id = stream.node.id; - type = 4; - } else if (name === "..") { - var lookup = FS.lookupPath(stream.path, { - parent: true - }); - id = lookup.node.id; - type = 4; - } else { - var child = FS.lookupNode(stream.node, name); - id = child.id; - type = FS.isChrdev(child.mode) ? 2 : FS.isDir(child.mode) ? 4 : FS.isLink(child.mode) ? 10 : 8; - } - (tempI64 = [ id >>> 0, (tempDouble = id, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[((dirp + pos) >> 2)] = tempI64[0], HEAP32[(((dirp + pos) + (4)) >> 2)] = tempI64[1]); - (tempI64 = [ (idx + 1) * struct_size >>> 0, (tempDouble = (idx + 1) * struct_size, - (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((dirp + pos) + (8)) >> 2)] = tempI64[0], HEAP32[(((dirp + pos) + (12)) >> 2)] = tempI64[1]); - HEAP16[(((dirp + pos) + (16)) >> 1)] = 280; - HEAP8[(dirp + pos) + (18)] = type; - stringToUTF8(name, dirp + pos + 19, 256); - pos += struct_size; - idx += 1; - } - FS.llseek(stream, idx * struct_size, 0); - return pos; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_getpeername(fd, addr, addrlen, d1, d2, d3) { - try { - var sock = getSocketFromFD(fd); - if (!sock.daddr) { - return -53; - } - var errno = writeSockaddr(addr, sock.family, DNS.lookup_name(sock.daddr), sock.dport, addrlen); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_getsockname(fd, addr, addrlen, d1, d2, d3) { - try { - var sock = getSocketFromFD(fd); - var errno = writeSockaddr(addr, sock.family, DNS.lookup_name(sock.saddr || "0.0.0.0"), sock.sport, addrlen); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_getsockopt(fd, level, optname, optval, optlen, d1) { - try { - var sock = getSocketFromFD(fd); - if (level === 1) { - if (optname === 4) { - HEAP32[((optval) >> 2)] = sock.error; - HEAP32[((optlen) >> 2)] = 4; - sock.error = null; - return 0; - } - } - return -50; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_ioctl(fd, op, varargs) { - SYSCALLS.varargs = varargs; - try { - var stream = SYSCALLS.getStreamFromFD(fd); - switch (op) { - case 21509: - { - if (!stream.tty) return -59; - return 0; - } - - case 21505: - { - if (!stream.tty) return -59; - if (stream.tty.ops.ioctl_tcgets) { - var termios = stream.tty.ops.ioctl_tcgets(stream); - var argp = syscallGetVarargP(); - HEAP32[((argp) >> 2)] = termios.c_iflag || 0; - HEAP32[(((argp) + (4)) >> 2)] = termios.c_oflag || 0; - HEAP32[(((argp) + (8)) >> 2)] = termios.c_cflag || 0; - HEAP32[(((argp) + (12)) >> 2)] = termios.c_lflag || 0; - for (var i = 0; i < 32; i++) { - HEAP8[(argp + i) + (17)] = termios.c_cc[i] || 0; - } - return 0; - } - return 0; - } - - case 21510: - case 21511: - case 21512: - { - if (!stream.tty) return -59; - return 0; - } - - case 21506: - case 21507: - case 21508: - { - if (!stream.tty) return -59; - if (stream.tty.ops.ioctl_tcsets) { - var argp = syscallGetVarargP(); - var c_iflag = HEAP32[((argp) >> 2)]; - var c_oflag = HEAP32[(((argp) + (4)) >> 2)]; - var c_cflag = HEAP32[(((argp) + (8)) >> 2)]; - var c_lflag = HEAP32[(((argp) + (12)) >> 2)]; - var c_cc = []; - for (var i = 0; i < 32; i++) { - c_cc.push(HEAP8[(argp + i) + (17)]); - } - return stream.tty.ops.ioctl_tcsets(stream.tty, op, { - c_iflag: c_iflag, - c_oflag: c_oflag, - c_cflag: c_cflag, - c_lflag: c_lflag, - c_cc: c_cc - }); - } - return 0; - } - - case 21519: - { - if (!stream.tty) return -59; - var argp = syscallGetVarargP(); - HEAP32[((argp) >> 2)] = 0; - return 0; - } - - case 21520: - { - if (!stream.tty) return -59; - return -28; - } - - case 21531: - { - var argp = syscallGetVarargP(); - return FS.ioctl(stream, op, argp); - } - - case 21523: - { - if (!stream.tty) return -59; - if (stream.tty.ops.ioctl_tiocgwinsz) { - var winsize = stream.tty.ops.ioctl_tiocgwinsz(stream.tty); - var argp = syscallGetVarargP(); - HEAP16[((argp) >> 1)] = winsize[0]; - HEAP16[(((argp) + (2)) >> 1)] = winsize[1]; - } - return 0; - } - - case 21524: - { - if (!stream.tty) return -59; - return 0; - } - - case 21515: - { - if (!stream.tty) return -59; - return 0; - } - - default: - return -28; - } - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_listen(fd, backlog) { - try { - var sock = getSocketFromFD(fd); - sock.sock_ops.listen(sock, backlog); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_lstat64(path, buf) { - try { - path = SYSCALLS.getStr(path); - return SYSCALLS.doStat(FS.lstat, path, buf); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_mkdirat(dirfd, path, mode) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - path = PATH.normalize(path); - if (path[path.length - 1] === "/") path = path.substr(0, path.length - 1); - FS.mkdir(path, mode, 0); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_newfstatat(dirfd, path, buf, flags) { - try { - path = SYSCALLS.getStr(path); - var nofollow = flags & 256; - var allowEmpty = flags & 4096; - flags = flags & (~6400); - path = SYSCALLS.calculateAt(dirfd, path, allowEmpty); - return SYSCALLS.doStat(nofollow ? FS.lstat : FS.stat, path, buf); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_openat(dirfd, path, flags, varargs) { - SYSCALLS.varargs = varargs; - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - var mode = varargs ? syscallGetVarargI() : 0; - return FS.open(path, flags, mode).fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var PIPEFS = { - BUCKET_BUFFER_SIZE: 8192, - mount(mount) { - return FS.createNode(null, "/", 16384 | 511, /* 0777 */ 0); - }, - createPipe() { - var pipe = { - buckets: [], - refcnt: 2 - }; - pipe.buckets.push({ - buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), - offset: 0, - roffset: 0 - }); - var rName = PIPEFS.nextname(); - var wName = PIPEFS.nextname(); - var rNode = FS.createNode(PIPEFS.root, rName, 4096, 0); - var wNode = FS.createNode(PIPEFS.root, wName, 4096, 0); - rNode.pipe = pipe; - wNode.pipe = pipe; - var readableStream = FS.createStream({ - path: rName, - node: rNode, - flags: 0, - seekable: false, - stream_ops: PIPEFS.stream_ops - }); - rNode.stream = readableStream; - var writableStream = FS.createStream({ - path: wName, - node: wNode, - flags: 1, - seekable: false, - stream_ops: PIPEFS.stream_ops - }); - wNode.stream = writableStream; - return { - readable_fd: readableStream.fd, - writable_fd: writableStream.fd - }; - }, - stream_ops: { - poll(stream) { - var pipe = stream.node.pipe; - if ((stream.flags & 2097155) === 1) { - return (256 | 4); - } - if (pipe.buckets.length > 0) { - for (var i = 0; i < pipe.buckets.length; i++) { - var bucket = pipe.buckets[i]; - if (bucket.offset - bucket.roffset > 0) { - return (64 | 1); - } - } - } - return 0; - }, - ioctl(stream, request, varargs) { - return 28; - }, - fsync(stream) { - return 28; - }, - read(stream, buffer, offset, length, position) { - /* ignored */ var pipe = stream.node.pipe; - var currentLength = 0; - for (var i = 0; i < pipe.buckets.length; i++) { - var bucket = pipe.buckets[i]; - currentLength += bucket.offset - bucket.roffset; - } - var data = buffer.subarray(offset, offset + length); - if (length <= 0) { - return 0; - } - if (currentLength == 0) { - throw new FS.ErrnoError(6); - } - var toRead = Math.min(currentLength, length); - var totalRead = toRead; - var toRemove = 0; - for (var i = 0; i < pipe.buckets.length; i++) { - var currBucket = pipe.buckets[i]; - var bucketSize = currBucket.offset - currBucket.roffset; - if (toRead <= bucketSize) { - var tmpSlice = currBucket.buffer.subarray(currBucket.roffset, currBucket.offset); - if (toRead < bucketSize) { - tmpSlice = tmpSlice.subarray(0, toRead); - currBucket.roffset += toRead; - } else { - toRemove++; - } - data.set(tmpSlice); - break; - } else { - var tmpSlice = currBucket.buffer.subarray(currBucket.roffset, currBucket.offset); - data.set(tmpSlice); - data = data.subarray(tmpSlice.byteLength); - toRead -= tmpSlice.byteLength; - toRemove++; - } - } - if (toRemove && toRemove == pipe.buckets.length) { - toRemove--; - pipe.buckets[toRemove].offset = 0; - pipe.buckets[toRemove].roffset = 0; - } - pipe.buckets.splice(0, toRemove); - return totalRead; - }, - write(stream, buffer, offset, length, position) { - /* ignored */ var pipe = stream.node.pipe; - var data = buffer.subarray(offset, offset + length); - var dataLen = data.byteLength; - if (dataLen <= 0) { - return 0; - } - var currBucket = null; - if (pipe.buckets.length == 0) { - currBucket = { - buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), - offset: 0, - roffset: 0 - }; - pipe.buckets.push(currBucket); - } else { - currBucket = pipe.buckets[pipe.buckets.length - 1]; - } - assert(currBucket.offset <= PIPEFS.BUCKET_BUFFER_SIZE); - var freeBytesInCurrBuffer = PIPEFS.BUCKET_BUFFER_SIZE - currBucket.offset; - if (freeBytesInCurrBuffer >= dataLen) { - currBucket.buffer.set(data, currBucket.offset); - currBucket.offset += dataLen; - return dataLen; - } else if (freeBytesInCurrBuffer > 0) { - currBucket.buffer.set(data.subarray(0, freeBytesInCurrBuffer), currBucket.offset); - currBucket.offset += freeBytesInCurrBuffer; - data = data.subarray(freeBytesInCurrBuffer, data.byteLength); - } - var numBuckets = (data.byteLength / PIPEFS.BUCKET_BUFFER_SIZE) | 0; - var remElements = data.byteLength % PIPEFS.BUCKET_BUFFER_SIZE; - for (var i = 0; i < numBuckets; i++) { - var newBucket = { - buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), - offset: PIPEFS.BUCKET_BUFFER_SIZE, - roffset: 0 - }; - pipe.buckets.push(newBucket); - newBucket.buffer.set(data.subarray(0, PIPEFS.BUCKET_BUFFER_SIZE)); - data = data.subarray(PIPEFS.BUCKET_BUFFER_SIZE, data.byteLength); - } - if (remElements > 0) { - var newBucket = { - buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), - offset: data.byteLength, - roffset: 0 - }; - pipe.buckets.push(newBucket); - newBucket.buffer.set(data); - } - return dataLen; - }, - close(stream) { - var pipe = stream.node.pipe; - pipe.refcnt--; - if (pipe.refcnt === 0) { - pipe.buckets = null; - } - } - }, - nextname() { - if (!PIPEFS.nextname.current) { - PIPEFS.nextname.current = 0; - } - return "pipe[" + (PIPEFS.nextname.current++) + "]"; - } -}; - -function ___syscall_pipe(fdPtr) { - try { - if (fdPtr == 0) { - throw new FS.ErrnoError(21); - } - var res = PIPEFS.createPipe(); - HEAP32[((fdPtr) >> 2)] = res.readable_fd; - HEAP32[(((fdPtr) + (4)) >> 2)] = res.writable_fd; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_poll(fds, nfds, timeout) { - try { - var nonzero = 0; - for (var i = 0; i < nfds; i++) { - var pollfd = fds + 8 * i; - var fd = HEAP32[((pollfd) >> 2)]; - var events = HEAP16[(((pollfd) + (4)) >> 1)]; - var mask = 32; - var stream = FS.getStream(fd); - if (stream) { - mask = SYSCALLS.DEFAULT_POLLMASK; - if (stream.stream_ops?.poll) { - mask = stream.stream_ops.poll(stream, -1); - } - } - mask &= events | 8 | 16; - if (mask) nonzero++; - HEAP16[(((pollfd) + (6)) >> 1)] = mask; - } - return nonzero; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_readlinkat(dirfd, path, buf, bufsize) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - if (bufsize <= 0) return -28; - var ret = FS.readlink(path); - var len = Math.min(bufsize, lengthBytesUTF8(ret)); - var endChar = HEAP8[buf + len]; - stringToUTF8(ret, buf, bufsize + 1); - HEAP8[buf + len] = endChar; - return len; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_recvfrom(fd, buf, len, flags, addr, addrlen) { - try { - var sock = getSocketFromFD(fd); - var msg = sock.sock_ops.recvmsg(sock, len, typeof flags !== "undefined" ? flags : 0); - if (!msg) return 0; - if (addr) { - var errno = writeSockaddr(addr, sock.family, DNS.lookup_name(msg.addr), msg.port, addrlen); - } - HEAPU8.set(msg.buffer, buf); - return msg.buffer.byteLength; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_renameat(olddirfd, oldpath, newdirfd, newpath) { - try { - oldpath = SYSCALLS.getStr(oldpath); - newpath = SYSCALLS.getStr(newpath); - oldpath = SYSCALLS.calculateAt(olddirfd, oldpath); - newpath = SYSCALLS.calculateAt(newdirfd, newpath); - FS.rename(oldpath, newpath); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_rmdir(path) { - try { - path = SYSCALLS.getStr(path); - FS.rmdir(path); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_sendto(fd, message, length, flags, addr, addr_len) { - try { - var sock = getSocketFromFD(fd); - var dest = getSocketAddress(addr, addr_len, true); - if (!dest) { - return FS.write(sock.stream, HEAP8, message, length); - } - return sock.sock_ops.sendmsg(sock, HEAP8, message, length, dest.addr, dest.port); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_socket(domain, type, protocol) { - try { - var sock = SOCKFS.createSocket(domain, type, protocol); - return sock.stream.fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_stat64(path, buf) { - try { - path = SYSCALLS.getStr(path); - return SYSCALLS.doStat(FS.stat, path, buf); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_statfs64(path, size, buf) { - try { - path = SYSCALLS.getStr(path); - HEAP32[(((buf) + (4)) >> 2)] = 4096; - HEAP32[(((buf) + (40)) >> 2)] = 4096; - HEAP32[(((buf) + (8)) >> 2)] = 1e6; - HEAP32[(((buf) + (12)) >> 2)] = 5e5; - HEAP32[(((buf) + (16)) >> 2)] = 5e5; - HEAP32[(((buf) + (20)) >> 2)] = FS.nextInode; - HEAP32[(((buf) + (24)) >> 2)] = 1e6; - HEAP32[(((buf) + (28)) >> 2)] = 42; - HEAP32[(((buf) + (44)) >> 2)] = 2; - HEAP32[(((buf) + (36)) >> 2)] = 255; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_symlink(target, linkpath) { - try { - target = SYSCALLS.getStr(target); - linkpath = SYSCALLS.getStr(linkpath); - FS.symlink(target, linkpath); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_unlinkat(dirfd, path, flags) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - if (flags === 0) { - FS.unlink(path); - } else if (flags === 512) { - FS.rmdir(path); - } else { - abort("Invalid flags passed to unlinkat"); - } - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var readI53FromI64 = ptr => HEAPU32[((ptr) >> 2)] + HEAP32[(((ptr) + (4)) >> 2)] * 4294967296; - -function ___syscall_utimensat(dirfd, path, times, flags) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path, true); - if (!times) { - var atime = Date.now(); - var mtime = atime; - } else { - var seconds = readI53FromI64(times); - var nanoseconds = HEAP32[(((times) + (8)) >> 2)]; - atime = (seconds * 1e3) + (nanoseconds / (1e3 * 1e3)); - times += 16; - seconds = readI53FromI64(times); - nanoseconds = HEAP32[(((times) + (8)) >> 2)]; - mtime = (seconds * 1e3) + (nanoseconds / (1e3 * 1e3)); - } - FS.utime(path, atime, mtime); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var __abort_js = () => { - abort(""); -}; - -var nowIsMonotonic = 1; - -var __emscripten_get_now_is_monotonic = () => nowIsMonotonic; - -var __emscripten_lookup_name = name => { - var nameString = UTF8ToString(name); - return inetPton4(DNS.lookup_name(nameString)); -}; - -var __emscripten_memcpy_js = (dest, src, num) => HEAPU8.copyWithin(dest, src, src + num); - -var __emscripten_runtime_keepalive_clear = () => { - noExitRuntime = false; - runtimeKeepaliveCounter = 0; -}; - -var __emscripten_throw_longjmp = () => { - throw Infinity; -}; - -function __gmtime_js(time_low, time_high, tmPtr) { - var time = convertI32PairToI53Checked(time_low, time_high); - var date = new Date(time * 1e3); - HEAP32[((tmPtr) >> 2)] = date.getUTCSeconds(); - HEAP32[(((tmPtr) + (4)) >> 2)] = date.getUTCMinutes(); - HEAP32[(((tmPtr) + (8)) >> 2)] = date.getUTCHours(); - HEAP32[(((tmPtr) + (12)) >> 2)] = date.getUTCDate(); - HEAP32[(((tmPtr) + (16)) >> 2)] = date.getUTCMonth(); - HEAP32[(((tmPtr) + (20)) >> 2)] = date.getUTCFullYear() - 1900; - HEAP32[(((tmPtr) + (24)) >> 2)] = date.getUTCDay(); - var start = Date.UTC(date.getUTCFullYear(), 0, 1, 0, 0, 0, 0); - var yday = ((date.getTime() - start) / (1e3 * 60 * 60 * 24)) | 0; - HEAP32[(((tmPtr) + (28)) >> 2)] = yday; -} - -var isLeapYear = year => year % 4 === 0 && (year % 100 !== 0 || year % 400 === 0); - -var MONTH_DAYS_LEAP_CUMULATIVE = [ 0, 31, 60, 91, 121, 152, 182, 213, 244, 274, 305, 335 ]; - -var MONTH_DAYS_REGULAR_CUMULATIVE = [ 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334 ]; - -var ydayFromDate = date => { - var leap = isLeapYear(date.getFullYear()); - var monthDaysCumulative = (leap ? MONTH_DAYS_LEAP_CUMULATIVE : MONTH_DAYS_REGULAR_CUMULATIVE); - var yday = monthDaysCumulative[date.getMonth()] + date.getDate() - 1; - return yday; -}; - -function __localtime_js(time_low, time_high, tmPtr) { - var time = convertI32PairToI53Checked(time_low, time_high); - var date = new Date(time * 1e3); - HEAP32[((tmPtr) >> 2)] = date.getSeconds(); - HEAP32[(((tmPtr) + (4)) >> 2)] = date.getMinutes(); - HEAP32[(((tmPtr) + (8)) >> 2)] = date.getHours(); - HEAP32[(((tmPtr) + (12)) >> 2)] = date.getDate(); - HEAP32[(((tmPtr) + (16)) >> 2)] = date.getMonth(); - HEAP32[(((tmPtr) + (20)) >> 2)] = date.getFullYear() - 1900; - HEAP32[(((tmPtr) + (24)) >> 2)] = date.getDay(); - var yday = ydayFromDate(date) | 0; - HEAP32[(((tmPtr) + (28)) >> 2)] = yday; - HEAP32[(((tmPtr) + (36)) >> 2)] = -(date.getTimezoneOffset() * 60); - var start = new Date(date.getFullYear(), 0, 1); - var summerOffset = new Date(date.getFullYear(), 6, 1).getTimezoneOffset(); - var winterOffset = start.getTimezoneOffset(); - var dst = (summerOffset != winterOffset && date.getTimezoneOffset() == Math.min(winterOffset, summerOffset)) | 0; - HEAP32[(((tmPtr) + (32)) >> 2)] = dst; -} - -/** @suppress {duplicate } */ var setTempRet0 = val => __emscripten_tempret_set(val); - -var __mktime_js = function(tmPtr) { - var ret = (() => { - var date = new Date(HEAP32[(((tmPtr) + (20)) >> 2)] + 1900, HEAP32[(((tmPtr) + (16)) >> 2)], HEAP32[(((tmPtr) + (12)) >> 2)], HEAP32[(((tmPtr) + (8)) >> 2)], HEAP32[(((tmPtr) + (4)) >> 2)], HEAP32[((tmPtr) >> 2)], 0); - var dst = HEAP32[(((tmPtr) + (32)) >> 2)]; - var guessedOffset = date.getTimezoneOffset(); - var start = new Date(date.getFullYear(), 0, 1); - var summerOffset = new Date(date.getFullYear(), 6, 1).getTimezoneOffset(); - var winterOffset = start.getTimezoneOffset(); - var dstOffset = Math.min(winterOffset, summerOffset); - if (dst < 0) { - HEAP32[(((tmPtr) + (32)) >> 2)] = Number(summerOffset != winterOffset && dstOffset == guessedOffset); - } else if ((dst > 0) != (dstOffset == guessedOffset)) { - var nonDstOffset = Math.max(winterOffset, summerOffset); - var trueOffset = dst > 0 ? dstOffset : nonDstOffset; - date.setTime(date.getTime() + (trueOffset - guessedOffset) * 6e4); - } - HEAP32[(((tmPtr) + (24)) >> 2)] = date.getDay(); - var yday = ydayFromDate(date) | 0; - HEAP32[(((tmPtr) + (28)) >> 2)] = yday; - HEAP32[((tmPtr) >> 2)] = date.getSeconds(); - HEAP32[(((tmPtr) + (4)) >> 2)] = date.getMinutes(); - HEAP32[(((tmPtr) + (8)) >> 2)] = date.getHours(); - HEAP32[(((tmPtr) + (12)) >> 2)] = date.getDate(); - HEAP32[(((tmPtr) + (16)) >> 2)] = date.getMonth(); - HEAP32[(((tmPtr) + (20)) >> 2)] = date.getYear(); - var timeMs = date.getTime(); - if (isNaN(timeMs)) { - return -1; - } - return timeMs / 1e3; - })(); - return (setTempRet0((tempDouble = ret, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0)), - ret >>> 0); -}; - -function __mmap_js(len, prot, flags, fd, offset_low, offset_high, allocated, addr) { - var offset = convertI32PairToI53Checked(offset_low, offset_high); - try { - if (isNaN(offset)) return 61; - var stream = SYSCALLS.getStreamFromFD(fd); - var res = FS.mmap(stream, len, offset, prot, flags); - var ptr = res.ptr; - HEAP32[((allocated) >> 2)] = res.allocated; - HEAPU32[((addr) >> 2)] = ptr; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function __munmap_js(addr, len, prot, flags, fd, offset_low, offset_high) { - var offset = convertI32PairToI53Checked(offset_low, offset_high); - try { - var stream = SYSCALLS.getStreamFromFD(fd); - if (prot & 2) { - SYSCALLS.doMsync(addr, stream, len, flags, offset); - } - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var timers = {}; - -var handleException = e => { - if (e instanceof ExitStatus || e == "unwind") { - return EXITSTATUS; - } - quit_(1, e); -}; - -var runtimeKeepaliveCounter = 0; - -var keepRuntimeAlive = () => noExitRuntime || runtimeKeepaliveCounter > 0; - -var _proc_exit = code => { - EXITSTATUS = code; - if (!keepRuntimeAlive()) { - Module["onExit"]?.(code); - ABORT = true; - } - quit_(code, new ExitStatus(code)); -}; - -/** @param {boolean|number=} implicit */ var exitJS = (status, implicit) => { - EXITSTATUS = status; - if (!keepRuntimeAlive()) { - exitRuntime(); - } - _proc_exit(status); -}; - -var _exit = exitJS; - -Module["_exit"] = _exit; - -var maybeExit = () => { - if (runtimeExited) { - return; - } - if (!keepRuntimeAlive()) { - try { - _exit(EXITSTATUS); - } catch (e) { - handleException(e); - } - } -}; - -var callUserCallback = func => { - if (runtimeExited || ABORT) { - return; - } - try { - func(); - maybeExit(); - } catch (e) { - handleException(e); - } -}; - -var _emscripten_get_now; - -_emscripten_get_now = () => performance.now(); - -var __setitimer_js = (which, timeout_ms) => { - if (timers[which]) { - clearTimeout(timers[which].id); - delete timers[which]; - } - if (!timeout_ms) return 0; - var id = setTimeout(() => { - delete timers[which]; - callUserCallback(() => __emscripten_timeout(which, _emscripten_get_now())); - }, timeout_ms); - timers[which] = { - id: id, - timeout_ms: timeout_ms - }; - return 0; -}; - -var __tzset_js = (timezone, daylight, std_name, dst_name) => { - var currentYear = (new Date).getFullYear(); - var winter = new Date(currentYear, 0, 1); - var summer = new Date(currentYear, 6, 1); - var winterOffset = winter.getTimezoneOffset(); - var summerOffset = summer.getTimezoneOffset(); - var stdTimezoneOffset = Math.max(winterOffset, summerOffset); - HEAPU32[((timezone) >> 2)] = stdTimezoneOffset * 60; - HEAP32[((daylight) >> 2)] = Number(winterOffset != summerOffset); - var extractZone = date => date.toLocaleTimeString(undefined, { - hour12: false, - timeZoneName: "short" - }).split(" ")[1]; - var winterName = extractZone(winter); - var summerName = extractZone(summer); - if (summerOffset < winterOffset) { - stringToUTF8(winterName, std_name, 17); - stringToUTF8(summerName, dst_name, 17); - } else { - stringToUTF8(winterName, dst_name, 17); - stringToUTF8(summerName, std_name, 17); - } -}; - -var _emscripten_date_now = () => Date.now(); - -var getHeapMax = () => 2147483648; - -var _emscripten_get_heap_max = () => getHeapMax(); - -var growMemory = size => { - var b = wasmMemory.buffer; - var pages = (size - b.byteLength + 65535) / 65536; - try { - wasmMemory.grow(pages); - updateMemoryViews(); - return 1; - } /*success*/ catch (e) {} -}; - -var _emscripten_resize_heap = requestedSize => { - var oldSize = HEAPU8.length; - requestedSize >>>= 0; - var maxHeapSize = getHeapMax(); - if (requestedSize > maxHeapSize) { - return false; - } - var alignUp = (x, multiple) => x + (multiple - x % multiple) % multiple; - for (var cutDown = 1; cutDown <= 4; cutDown *= 2) { - var overGrownHeapSize = oldSize * (1 + .2 / cutDown); - overGrownHeapSize = Math.min(overGrownHeapSize, requestedSize + 100663296); - var newSize = Math.min(maxHeapSize, alignUp(Math.max(requestedSize, overGrownHeapSize), 65536)); - var replacement = growMemory(newSize); - if (replacement) { - return true; - } - } - return false; -}; - -var runtimeKeepalivePush = () => { - runtimeKeepaliveCounter += 1; -}; - -var runtimeKeepalivePop = () => { - runtimeKeepaliveCounter -= 1; -}; - -/** @param {number=} timeout */ var safeSetTimeout = (func, timeout) => { - runtimeKeepalivePush(); - return setTimeout(() => { - runtimeKeepalivePop(); - callUserCallback(func); - }, timeout); -}; - -var _emscripten_sleep = ms => Asyncify.handleSleep(wakeUp => safeSetTimeout(wakeUp, ms)); - -Module["_emscripten_sleep"] = _emscripten_sleep; - -_emscripten_sleep.isAsync = true; - -var ENV = PHPLoader.ENV || {}; - -var getExecutableName = () => thisProgram || "./this.program"; - -var getEnvStrings = () => { - if (!getEnvStrings.strings) { - var lang = ((typeof navigator == "object" && navigator.languages && navigator.languages[0]) || "C").replace("-", "_") + ".UTF-8"; - var env = { - "USER": "web_user", - "LOGNAME": "web_user", - "PATH": "/", - "PWD": "/", - "HOME": "/home/web_user", - "LANG": lang, - "_": getExecutableName() - }; - for (var x in ENV) { - if (ENV[x] === undefined) delete env[x]; else env[x] = ENV[x]; - } - var strings = []; - for (var x in env) { - strings.push(`${x}=${env[x]}`); - } - getEnvStrings.strings = strings; - } - return getEnvStrings.strings; -}; - -var stringToAscii = (str, buffer) => { - for (var i = 0; i < str.length; ++i) { - HEAP8[buffer++] = str.charCodeAt(i); - } - HEAP8[buffer] = 0; -}; - -var _environ_get = (__environ, environ_buf) => { - var bufSize = 0; - getEnvStrings().forEach((string, i) => { - var ptr = environ_buf + bufSize; - HEAPU32[(((__environ) + (i * 4)) >> 2)] = ptr; - stringToAscii(string, ptr); - bufSize += string.length + 1; - }); - return 0; -}; - -var _environ_sizes_get = (penviron_count, penviron_buf_size) => { - var strings = getEnvStrings(); - HEAPU32[((penviron_count) >> 2)] = strings.length; - var bufSize = 0; - strings.forEach(string => bufSize += string.length + 1); - HEAPU32[((penviron_buf_size) >> 2)] = bufSize; - return 0; -}; - -function _fd_close(fd) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - FS.close(stream); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -function _fd_fdstat_get(fd, pbuf) { - try { - var rightsBase = 0; - var rightsInheriting = 0; - var flags = 0; - { - var stream = SYSCALLS.getStreamFromFD(fd); - var type = stream.tty ? 2 : FS.isDir(stream.mode) ? 3 : FS.isLink(stream.mode) ? 7 : 4; - } - HEAP8[pbuf] = type; - HEAP16[(((pbuf) + (2)) >> 1)] = flags; - (tempI64 = [ rightsBase >>> 0, (tempDouble = rightsBase, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((pbuf) + (8)) >> 2)] = tempI64[0], HEAP32[(((pbuf) + (12)) >> 2)] = tempI64[1]); - (tempI64 = [ rightsInheriting >>> 0, (tempDouble = rightsInheriting, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((pbuf) + (16)) >> 2)] = tempI64[0], HEAP32[(((pbuf) + (20)) >> 2)] = tempI64[1]); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -/** @param {number=} offset */ var doReadv = (stream, iov, iovcnt, offset) => { - var ret = 0; - for (var i = 0; i < iovcnt; i++) { - var ptr = HEAPU32[((iov) >> 2)]; - var len = HEAPU32[(((iov) + (4)) >> 2)]; - iov += 8; - var curr = FS.read(stream, HEAP8, ptr, len, offset); - if (curr < 0) return -1; - ret += curr; - if (curr < len) break; - if (typeof offset != "undefined") { - offset += curr; - } - } - return ret; -}; - -function _fd_read(fd, iov, iovcnt, pnum) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - var num = doReadv(stream, iov, iovcnt); - HEAPU32[((pnum) >> 2)] = num; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -function _fd_seek(fd, offset_low, offset_high, whence, newOffset) { - var offset = convertI32PairToI53Checked(offset_low, offset_high); - try { - if (isNaN(offset)) return 61; - var stream = SYSCALLS.getStreamFromFD(fd); - FS.llseek(stream, offset, whence); - (tempI64 = [ stream.position >>> 0, (tempDouble = stream.position, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[((newOffset) >> 2)] = tempI64[0], HEAP32[(((newOffset) + (4)) >> 2)] = tempI64[1]); - if (stream.getdents && offset === 0 && whence === 0) stream.getdents = null; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -var _fd_sync = function(fd) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - return Asyncify.handleSleep(wakeUp => { - var mount = stream.node.mount; - if (!mount.type.syncfs) { - wakeUp(0); - return; - } - mount.type.syncfs(mount, false, err => { - if (err) { - wakeUp(29); - return; - } - wakeUp(0); - }); - }); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -}; - -_fd_sync.isAsync = true; - -/** @param {number=} offset */ var doWritev = (stream, iov, iovcnt, offset) => { - var ret = 0; - for (var i = 0; i < iovcnt; i++) { - var ptr = HEAPU32[((iov) >> 2)]; - var len = HEAPU32[(((iov) + (4)) >> 2)]; - iov += 8; - var curr = FS.write(stream, HEAP8, ptr, len, offset); - if (curr < 0) return -1; - ret += curr; - if (typeof offset != "undefined") { - offset += curr; - } - } - return ret; -}; - -function _fd_write(fd, iov, iovcnt, pnum) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - var num = doWritev(stream, iov, iovcnt); - HEAPU32[((pnum) >> 2)] = num; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -var _getaddrinfo = (node, service, hint, out) => { - var addr = 0; - var port = 0; - var flags = 0; - var family = 0; - var type = 0; - var proto = 0; - var ai; - function allocaddrinfo(family, type, proto, canon, addr, port) { - var sa, salen, ai; - var errno; - salen = family === 10 ? 28 : 16; - addr = family === 10 ? inetNtop6(addr) : inetNtop4(addr); - sa = _malloc(salen); - errno = writeSockaddr(sa, family, addr, port); - assert(!errno); - ai = _malloc(32); - HEAP32[(((ai) + (4)) >> 2)] = family; - HEAP32[(((ai) + (8)) >> 2)] = type; - HEAP32[(((ai) + (12)) >> 2)] = proto; - HEAPU32[(((ai) + (24)) >> 2)] = canon; - HEAPU32[(((ai) + (20)) >> 2)] = sa; - if (family === 10) { - HEAP32[(((ai) + (16)) >> 2)] = 28; - } else { - HEAP32[(((ai) + (16)) >> 2)] = 16; - } - HEAP32[(((ai) + (28)) >> 2)] = 0; - return ai; - } - if (hint) { - flags = HEAP32[((hint) >> 2)]; - family = HEAP32[(((hint) + (4)) >> 2)]; - type = HEAP32[(((hint) + (8)) >> 2)]; - proto = HEAP32[(((hint) + (12)) >> 2)]; - } - if (type && !proto) { - proto = type === 2 ? 17 : 6; - } - if (!type && proto) { - type = proto === 17 ? 2 : 1; - } - if (proto === 0) { - proto = 6; - } - if (type === 0) { - type = 1; - } - if (!node && !service) { - return -2; - } - if (flags & ~(1 | 2 | 4 | 1024 | 8 | 16 | 32)) { - return -1; - } - if (hint !== 0 && (HEAP32[((hint) >> 2)] & 2) && !node) { - return -1; - } - if (flags & 32) { - return -2; - } - if (type !== 0 && type !== 1 && type !== 2) { - return -7; - } - if (family !== 0 && family !== 2 && family !== 10) { - return -6; - } - if (service) { - service = UTF8ToString(service); - port = parseInt(service, 10); - if (isNaN(port)) { - if (flags & 1024) { - return -2; - } - return -8; - } - } - if (!node) { - if (family === 0) { - family = 2; - } - if ((flags & 1) === 0) { - if (family === 2) { - addr = _htonl(2130706433); - } else { - addr = [ 0, 0, 0, 1 ]; - } - } - ai = allocaddrinfo(family, type, proto, null, addr, port); - HEAPU32[((out) >> 2)] = ai; - return 0; - } - node = UTF8ToString(node); - addr = inetPton4(node); - if (addr !== null) { - if (family === 0 || family === 2) { - family = 2; - } else if (family === 10 && (flags & 8)) { - addr = [ 0, 0, _htonl(65535), addr ]; - family = 10; - } else { - return -2; - } - } else { - addr = inetPton6(node); - if (addr !== null) { - if (family === 0 || family === 10) { - family = 10; - } else { - return -2; - } - } - } - if (addr != null) { - ai = allocaddrinfo(family, type, proto, node, addr, port); - HEAPU32[((out) >> 2)] = ai; - return 0; - } - if (flags & 4) { - return -2; - } - node = DNS.lookup_name(node); - addr = inetPton4(node); - if (family === 0) { - family = 2; - } else if (family === 10) { - addr = [ 0, 0, _htonl(65535), addr ]; - } - ai = allocaddrinfo(family, type, proto, null, addr, port); - HEAPU32[((out) >> 2)] = ai; - return 0; -}; - -var _getnameinfo = (sa, salen, node, nodelen, serv, servlen, flags) => { - var info = readSockaddr(sa, salen); - if (info.errno) { - return -6; - } - var port = info.port; - var addr = info.addr; - var overflowed = false; - if (node && nodelen) { - var lookup; - if ((flags & 1) || !(lookup = DNS.lookup_addr(addr))) { - if (flags & 8) { - return -2; - } - } else { - addr = lookup; - } - var numBytesWrittenExclNull = stringToUTF8(addr, node, nodelen); - if (numBytesWrittenExclNull + 1 >= nodelen) { - overflowed = true; - } - } - if (serv && servlen) { - port = "" + port; - var numBytesWrittenExclNull = stringToUTF8(port, serv, servlen); - if (numBytesWrittenExclNull + 1 >= servlen) { - overflowed = true; - } - } - if (overflowed) { - return -12; - } - return 0; -}; - -var Protocols = { - list: [], - map: {} -}; - -var _setprotoent = stayopen => { - function allocprotoent(name, proto, aliases) { - var nameBuf = _malloc(name.length + 1); - stringToAscii(name, nameBuf); - var j = 0; - var length = aliases.length; - var aliasListBuf = _malloc((length + 1) * 4); - for (var i = 0; i < length; i++, j += 4) { - var alias = aliases[i]; - var aliasBuf = _malloc(alias.length + 1); - stringToAscii(alias, aliasBuf); - HEAPU32[(((aliasListBuf) + (j)) >> 2)] = aliasBuf; - } - HEAPU32[(((aliasListBuf) + (j)) >> 2)] = 0; - var pe = _malloc(12); - HEAPU32[((pe) >> 2)] = nameBuf; - HEAPU32[(((pe) + (4)) >> 2)] = aliasListBuf; - HEAP32[(((pe) + (8)) >> 2)] = proto; - return pe; - } - var list = Protocols.list; - var map = Protocols.map; - if (list.length === 0) { - var entry = allocprotoent("tcp", 6, [ "TCP" ]); - list.push(entry); - map["tcp"] = map["6"] = entry; - entry = allocprotoent("udp", 17, [ "UDP" ]); - list.push(entry); - map["udp"] = map["17"] = entry; - } - _setprotoent.index = 0; -}; - -var _getprotobyname = name => { - name = UTF8ToString(name); - _setprotoent(true); - var result = Protocols.map[name]; - return result; -}; - -var _getprotobynumber = number => { - _setprotoent(true); - var result = Protocols.map[number]; - return result; -}; - -var stackAlloc = sz => __emscripten_stack_alloc(sz); - -/** @suppress {duplicate } */ var stringToUTF8OnStack = str => { - var size = lengthBytesUTF8(str) + 1; - var ret = stackAlloc(size); - stringToUTF8(str, ret, size); - return ret; -}; - -var allocateUTF8OnStack = stringToUTF8OnStack; - -var PHPWASM = { - init: function() { - FS.mkdir("/internal"); - FS.mkdir("/internal/shared"); - FS.mkdir("/internal/shared/preload"); - PHPWASM.EventEmitter = ENVIRONMENT_IS_NODE ? require("events").EventEmitter : class EventEmitter { - constructor() { - this.listeners = {}; - } - emit(eventName, data) { - if (this.listeners[eventName]) { - this.listeners[eventName].forEach(callback => { - callback(data); - }); - } - } - once(eventName, callback) { - const self = this; - function removedCallback() { - callback(...arguments); - self.removeListener(eventName, removedCallback); - } - this.on(eventName, removedCallback); - } - removeAllListeners(eventName) { - if (eventName) { - delete this.listeners[eventName]; - } else { - this.listeners = {}; - } - } - removeListener(eventName, callback) { - if (this.listeners[eventName]) { - const idx = this.listeners[eventName].indexOf(callback); - if (idx !== -1) { - this.listeners[eventName].splice(idx, 1); - } - } - } - }; - PHPWASM.child_proc_by_fd = {}; - PHPWASM.child_proc_by_pid = {}; - PHPWASM.input_devices = {}; - }, - getAllWebSockets: function(sock) { - const webSockets = new Set; - if (sock.server) { - sock.server.clients.forEach(ws => { - webSockets.add(ws); - }); - } - for (const peer of PHPWASM.getAllPeers(sock)) { - webSockets.add(peer.socket); - } - return Array.from(webSockets); - }, - getAllPeers: function(sock) { - const peers = new Set; - if (sock.server) { - sock.pending.filter(pending => pending.peers).forEach(pending => { - for (const peer of Object.values(pending.peers)) { - peers.add(peer); - } - }); - } - if (sock.peers) { - for (const peer of Object.values(sock.peers)) { - peers.add(peer); - } - } - return Array.from(peers); - }, - awaitData: function(ws) { - return PHPWASM.awaitEvent(ws, "message"); - }, - awaitConnection: function(ws) { - if (ws.OPEN === ws.readyState) { - return [ Promise.resolve(), PHPWASM.noop ]; - } - return PHPWASM.awaitEvent(ws, "open"); - }, - awaitClose: function(ws) { - if ([ ws.CLOSING, ws.CLOSED ].includes(ws.readyState)) { - return [ Promise.resolve(), PHPWASM.noop ]; - } - return PHPWASM.awaitEvent(ws, "close"); - }, - awaitError: function(ws) { - if ([ ws.CLOSING, ws.CLOSED ].includes(ws.readyState)) { - return [ Promise.resolve(), PHPWASM.noop ]; - } - return PHPWASM.awaitEvent(ws, "error"); - }, - awaitEvent: function(ws, event) { - let resolve; - const listener = () => { - resolve(); - }; - const promise = new Promise(function(_resolve) { - resolve = _resolve; - ws.once(event, listener); - }); - const cancel = () => { - ws.removeListener(event, listener); - setTimeout(resolve); - }; - return [ promise, cancel ]; - }, - noop: function() {}, - spawnProcess: function(command, args, options) { - if (Module["spawnProcess"]) { - const spawnedPromise = Module["spawnProcess"](command, args, options); - return Promise.resolve(spawnedPromise).then(function(spawned) { - if (!spawned || !spawned.on) { - throw new Error("spawnProcess() must return an EventEmitter but returned a different type."); - } - return spawned; - }); - } - if (ENVIRONMENT_IS_NODE) { - return require("child_process").spawn(command, args, { - ...options, - shell: true, - stdio: [ "pipe", "pipe", "pipe" ], - timeout: 100 - }); - } - const e = new Error("popen(), proc_open() etc. are unsupported in the browser. Call php.setSpawnHandler() " + "and provide a callback to handle spawning processes, or disable a popen(), proc_open() " + "and similar functions via php.ini."); - e.code = "SPAWN_UNSUPPORTED"; - throw e; - }, - shutdownSocket: function(socketd, how) { - const sock = getSocketFromFD(socketd); - const peer = Object.values(sock.peers)[0]; - if (!peer) { - return -1; - } - try { - peer.socket.close(); - SOCKFS.websocket_sock_ops.removePeer(sock, peer); - return 0; - } catch (e) { - console.log("Socket shutdown error", e); - return -1; - } - } -}; - -function _js_create_input_device(deviceId) { - let dataBuffer = []; - let dataCallback; - const filename = "proc_id_" + deviceId; - const device = FS.createDevice("/dev", filename, function() {}, function(byte) { - try { - dataBuffer.push(byte); - if (dataCallback) { - dataCallback(new Uint8Array(dataBuffer)); - dataBuffer = []; - } - } catch (e) { - console.error(e); - throw e; - } - }); - const devicePath = "/dev/" + filename; - PHPWASM.input_devices[deviceId] = { - devicePath: devicePath, - onData: function(cb) { - dataCallback = cb; - dataBuffer.forEach(function(data) { - cb(data); - }); - dataBuffer.length = 0; - } - }; - return allocateUTF8OnStack(devicePath); -} - -function _js_open_process(command, argsPtr, argsLength, descriptorsPtr, descriptorsLength, cwdPtr, cwdLength, envPtr, envLength) { - if (!command) { - return 1; - } - const cmdstr = UTF8ToString(command); - if (!cmdstr.length) { - return 0; - } - let argsArray = []; - if (argsLength) { - for (var i = 0; i < argsLength; i++) { - const charPointer = argsPtr + i * 4; - argsArray.push(UTF8ToString(HEAPU32[charPointer >> 2])); - } - } - const cwdstr = cwdPtr ? UTF8ToString(cwdPtr) : null; - let envObject = null; - if (envLength) { - envObject = {}; - for (var i = 0; i < envLength; i++) { - const envPointer = envPtr + i * 4; - const envEntry = UTF8ToString(HEAPU32[envPointer >> 2]); - const splitAt = envEntry.indexOf("="); - if (splitAt === -1) { - continue; - } - const key = envEntry.substring(0, splitAt); - const value = envEntry.substring(splitAt + 1); - envObject[key] = value; - } - } - var std = {}; - for (var i = 0; i < descriptorsLength; i++) { - const descriptorPtr = HEAPU32[(descriptorsPtr + i * 4) >> 2]; - std[HEAPU32[descriptorPtr >> 2]] = { - child: HEAPU32[(descriptorPtr + 4) >> 2], - parent: HEAPU32[(descriptorPtr + 8) >> 2] - }; - } - return Asyncify.handleSleep(async wakeUp => { - let cp; - try { - const options = {}; - if (cwdstr !== null) { - options.cwd = cwdstr; - } - if (envObject !== null) { - options.env = envObject; - } - cp = PHPWASM.spawnProcess(cmdstr, argsArray, options); - if (cp instanceof Promise) { - cp = await cp; - } - } catch (e) { - if (e.code === "SPAWN_UNSUPPORTED") { - wakeUp(1); - return; - } - console.error(e); - wakeUp(1); - throw e; - } - const ProcInfo = { - pid: cp.pid, - exited: false, - stdinFd: std[0]?.child, - stdinIsDevice: std[0]?.child in PHPWASM.input_devices, - stdoutChildFd: std[1]?.child, - stdoutParentFd: std[1]?.parent, - stderrChildFd: std[2]?.child, - stderrParentFd: std[2]?.parent, - stdout: new PHPWASM.EventEmitter, - stderr: new PHPWASM.EventEmitter - }; - if (ProcInfo.stdoutChildFd) PHPWASM.child_proc_by_fd[ProcInfo.stdoutChildFd] = ProcInfo; - if (ProcInfo.stderrChildFd) PHPWASM.child_proc_by_fd[ProcInfo.stderrChildFd] = ProcInfo; - if (ProcInfo.stdoutParentFd) PHPWASM.child_proc_by_fd[ProcInfo.stdoutParentFd] = ProcInfo; - if (ProcInfo.stderrParentFd) PHPWASM.child_proc_by_fd[ProcInfo.stderrParentFd] = ProcInfo; - PHPWASM.child_proc_by_pid[ProcInfo.pid] = ProcInfo; - cp.on("exit", function(code) { - ProcInfo.exitCode = code; - ProcInfo.exited = true; - ProcInfo.stdout.emit("data"); - ProcInfo.stderr.emit("data"); - }); - if (ProcInfo.stdoutChildFd) { - const stdoutStream = SYSCALLS.getStreamFromFD(ProcInfo.stdoutChildFd); - let stdoutAt = 0; - cp.stdout.on("data", function(data) { - ProcInfo.stdout.emit("data", data); - stdoutStream.stream_ops.write(stdoutStream, data, 0, data.length, stdoutAt); - stdoutAt += data.length; - }); - } - if (ProcInfo.stderrChildFd) { - const stderrStream = SYSCALLS.getStreamFromFD(ProcInfo.stderrChildFd); - let stderrAt = 0; - cp.stderr.on("data", function(data) { - ProcInfo.stderr.emit("data", data); - stderrStream.stream_ops.write(stderrStream, data, 0, data.length, stderrAt); - stderrAt += data.length; - }); - } - /** - * Wait until the child process has been spawned. - * Unfortunately there is no Node.js API to check whether - * the process has already been spawned. We can only listen - * to the 'spawn' event and if it has already been spawned, - * listen to the 'exit' event. - */ try { - await new Promise((resolve, reject) => { - cp.on("spawn", resolve); - cp.on("error", reject); - }); - } catch (e) { - console.error(e); - wakeUp(1); - return; - } - if (ProcInfo.stdinIsDevice) { - PHPWASM.input_devices[ProcInfo.stdinFd].onData(function(data) { - if (!data) return; - const dataStr = new TextDecoder("utf-8").decode(data); - cp.stdin.write(dataStr); - }); - wakeUp(ProcInfo.pid); - return; - } - if (ProcInfo.stdinFd) { - const stdinStream = SYSCALLS.getStreamFromFD(ProcInfo.stdinFd); - if (stdinStream.node) { - const CHUNK_SIZE = 1024; - const buffer = new Uint8Array(CHUNK_SIZE); - let offset = 0; - while (true) { - const bytesRead = stdinStream.stream_ops.read(stdinStream, buffer, 0, CHUNK_SIZE, offset); - if (bytesRead === null || bytesRead === 0) { - break; - } - try { - cp.stdin.write(buffer.subarray(0, bytesRead)); - } catch (e) { - console.error(e); - return 1; - } - if (bytesRead < CHUNK_SIZE) { - break; - } - offset += bytesRead; - } - wakeUp(ProcInfo.pid); - return; - } - } - wakeUp(ProcInfo.pid); - }); -} - -function _js_process_status(pid, exitCodePtr) { - if (!PHPWASM.child_proc_by_pid[pid]) { - return -1; - } - if (PHPWASM.child_proc_by_pid[pid].exited) { - HEAPU32[exitCodePtr >> 2] = PHPWASM.child_proc_by_pid[pid].exitCode; - return 1; - } - return 0; -} - -function _js_waitpid(pid, exitCodePtr) { - if (!PHPWASM.child_proc_by_pid[pid]) { - return -1; - } - return Asyncify.handleSleep(wakeUp => { - const poll = function() { - if (PHPWASM.child_proc_by_pid[pid]?.exited) { - HEAPU32[exitCodePtr >> 2] = PHPWASM.child_proc_by_pid[pid].exitCode; - wakeUp(pid); - } else { - setTimeout(poll, 50); - } - }; - poll(); - }); -} - -var arraySum = (array, index) => { - var sum = 0; - for (var i = 0; i <= index; sum += array[i++]) {} - return sum; -}; - -var MONTH_DAYS_LEAP = [ 31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 ]; - -var MONTH_DAYS_REGULAR = [ 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 ]; - -var addDays = (date, days) => { - var newDate = new Date(date.getTime()); - while (days > 0) { - var leap = isLeapYear(newDate.getFullYear()); - var currentMonth = newDate.getMonth(); - var daysInCurrentMonth = (leap ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR)[currentMonth]; - if (days > daysInCurrentMonth - newDate.getDate()) { - days -= (daysInCurrentMonth - newDate.getDate() + 1); - newDate.setDate(1); - if (currentMonth < 11) { - newDate.setMonth(currentMonth + 1); - } else { - newDate.setMonth(0); - newDate.setFullYear(newDate.getFullYear() + 1); - } - } else { - newDate.setDate(newDate.getDate() + days); - return newDate; - } - } - return newDate; -}; - -var writeArrayToMemory = (array, buffer) => { - HEAP8.set(array, buffer); -}; - -var _strftime = (s, maxsize, format, tm) => { - var tm_zone = HEAPU32[(((tm) + (40)) >> 2)]; - var date = { - tm_sec: HEAP32[((tm) >> 2)], - tm_min: HEAP32[(((tm) + (4)) >> 2)], - tm_hour: HEAP32[(((tm) + (8)) >> 2)], - tm_mday: HEAP32[(((tm) + (12)) >> 2)], - tm_mon: HEAP32[(((tm) + (16)) >> 2)], - tm_year: HEAP32[(((tm) + (20)) >> 2)], - tm_wday: HEAP32[(((tm) + (24)) >> 2)], - tm_yday: HEAP32[(((tm) + (28)) >> 2)], - tm_isdst: HEAP32[(((tm) + (32)) >> 2)], - tm_gmtoff: HEAP32[(((tm) + (36)) >> 2)], - tm_zone: tm_zone ? UTF8ToString(tm_zone) : "" - }; - var pattern = UTF8ToString(format); - var EXPANSION_RULES_1 = { - "%c": "%a %b %d %H:%M:%S %Y", - "%D": "%m/%d/%y", - "%F": "%Y-%m-%d", - "%h": "%b", - "%r": "%I:%M:%S %p", - "%R": "%H:%M", - "%T": "%H:%M:%S", - "%x": "%m/%d/%y", - "%X": "%H:%M:%S", - "%Ec": "%c", - "%EC": "%C", - "%Ex": "%m/%d/%y", - "%EX": "%H:%M:%S", - "%Ey": "%y", - "%EY": "%Y", - "%Od": "%d", - "%Oe": "%e", - "%OH": "%H", - "%OI": "%I", - "%Om": "%m", - "%OM": "%M", - "%OS": "%S", - "%Ou": "%u", - "%OU": "%U", - "%OV": "%V", - "%Ow": "%w", - "%OW": "%W", - "%Oy": "%y" - }; - for (var rule in EXPANSION_RULES_1) { - pattern = pattern.replace(new RegExp(rule, "g"), EXPANSION_RULES_1[rule]); - } - var WEEKDAYS = [ "Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday" ]; - var MONTHS = [ "January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December" ]; - function leadingSomething(value, digits, character) { - var str = typeof value == "number" ? value.toString() : (value || ""); - while (str.length < digits) { - str = character[0] + str; - } - return str; - } - function leadingNulls(value, digits) { - return leadingSomething(value, digits, "0"); - } - function compareByDay(date1, date2) { - function sgn(value) { - return value < 0 ? -1 : (value > 0 ? 1 : 0); - } - var compare; - if ((compare = sgn(date1.getFullYear() - date2.getFullYear())) === 0) { - if ((compare = sgn(date1.getMonth() - date2.getMonth())) === 0) { - compare = sgn(date1.getDate() - date2.getDate()); - } - } - return compare; - } - function getFirstWeekStartDate(janFourth) { - switch (janFourth.getDay()) { - case 0: - return new Date(janFourth.getFullYear() - 1, 11, 29); - - case 1: - return janFourth; - - case 2: - return new Date(janFourth.getFullYear(), 0, 3); - - case 3: - return new Date(janFourth.getFullYear(), 0, 2); - - case 4: - return new Date(janFourth.getFullYear(), 0, 1); - - case 5: - return new Date(janFourth.getFullYear() - 1, 11, 31); - - case 6: - return new Date(janFourth.getFullYear() - 1, 11, 30); - } - } - function getWeekBasedYear(date) { - var thisDate = addDays(new Date(date.tm_year + 1900, 0, 1), date.tm_yday); - var janFourthThisYear = new Date(thisDate.getFullYear(), 0, 4); - var janFourthNextYear = new Date(thisDate.getFullYear() + 1, 0, 4); - var firstWeekStartThisYear = getFirstWeekStartDate(janFourthThisYear); - var firstWeekStartNextYear = getFirstWeekStartDate(janFourthNextYear); - if (compareByDay(firstWeekStartThisYear, thisDate) <= 0) { - if (compareByDay(firstWeekStartNextYear, thisDate) <= 0) { - return thisDate.getFullYear() + 1; - } - return thisDate.getFullYear(); - } - return thisDate.getFullYear() - 1; - } - var EXPANSION_RULES_2 = { - "%a": date => WEEKDAYS[date.tm_wday].substring(0, 3), - "%A": date => WEEKDAYS[date.tm_wday], - "%b": date => MONTHS[date.tm_mon].substring(0, 3), - "%B": date => MONTHS[date.tm_mon], - "%C": date => { - var year = date.tm_year + 1900; - return leadingNulls((year / 100) | 0, 2); - }, - "%d": date => leadingNulls(date.tm_mday, 2), - "%e": date => leadingSomething(date.tm_mday, 2, " "), - "%g": date => getWeekBasedYear(date).toString().substring(2), - "%G": getWeekBasedYear, - "%H": date => leadingNulls(date.tm_hour, 2), - "%I": date => { - var twelveHour = date.tm_hour; - if (twelveHour == 0) twelveHour = 12; else if (twelveHour > 12) twelveHour -= 12; - return leadingNulls(twelveHour, 2); - }, - "%j": date => leadingNulls(date.tm_mday + arraySum(isLeapYear(date.tm_year + 1900) ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, date.tm_mon - 1), 3), - "%m": date => leadingNulls(date.tm_mon + 1, 2), - "%M": date => leadingNulls(date.tm_min, 2), - "%n": () => "\n", - "%p": date => { - if (date.tm_hour >= 0 && date.tm_hour < 12) { - return "AM"; - } - return "PM"; - }, - "%S": date => leadingNulls(date.tm_sec, 2), - "%t": () => "\t", - "%u": date => date.tm_wday || 7, - "%U": date => { - var days = date.tm_yday + 7 - date.tm_wday; - return leadingNulls(Math.floor(days / 7), 2); - }, - "%V": date => { - var val = Math.floor((date.tm_yday + 7 - (date.tm_wday + 6) % 7) / 7); - if ((date.tm_wday + 371 - date.tm_yday - 2) % 7 <= 2) { - val++; - } - if (!val) { - val = 52; - var dec31 = (date.tm_wday + 7 - date.tm_yday - 1) % 7; - if (dec31 == 4 || (dec31 == 5 && isLeapYear(date.tm_year % 400 - 1))) { - val++; - } - } else if (val == 53) { - var jan1 = (date.tm_wday + 371 - date.tm_yday) % 7; - if (jan1 != 4 && (jan1 != 3 || !isLeapYear(date.tm_year))) val = 1; - } - return leadingNulls(val, 2); - }, - "%w": date => date.tm_wday, - "%W": date => { - var days = date.tm_yday + 7 - ((date.tm_wday + 6) % 7); - return leadingNulls(Math.floor(days / 7), 2); - }, - "%y": date => (date.tm_year + 1900).toString().substring(2), - "%Y": date => date.tm_year + 1900, - "%z": date => { - var off = date.tm_gmtoff; - var ahead = off >= 0; - off = Math.abs(off) / 60; - off = (off / 60) * 100 + (off % 60); - return (ahead ? "+" : "-") + String("0000" + off).slice(-4); - }, - "%Z": date => date.tm_zone, - "%%": () => "%" - }; - pattern = pattern.replace(/%%/g, "\0\0"); - for (var rule in EXPANSION_RULES_2) { - if (pattern.includes(rule)) { - pattern = pattern.replace(new RegExp(rule, "g"), EXPANSION_RULES_2[rule](date)); - } - } - pattern = pattern.replace(/\0\0/g, "%"); - var bytes = intArrayFromString(pattern, false); - if (bytes.length > maxsize) { - return 0; - } - writeArrayToMemory(bytes, s); - return bytes.length - 1; -}; - -var _strftime_l = (s, maxsize, format, tm, loc) => _strftime(s, maxsize, format, tm); - -var _strptime = (buf, format, tm) => { - var pattern = UTF8ToString(format); - var SPECIAL_CHARS = "\\!@#$^&*()+=-[]/{}|:<>?,."; - for (var i = 0, ii = SPECIAL_CHARS.length; i < ii; ++i) { - pattern = pattern.replace(new RegExp("\\" + SPECIAL_CHARS[i], "g"), "\\" + SPECIAL_CHARS[i]); - } - var EQUIVALENT_MATCHERS = { - "A": "%a", - "B": "%b", - "c": "%a %b %d %H:%M:%S %Y", - "D": "%m\\/%d\\/%y", - "e": "%d", - "F": "%Y-%m-%d", - "h": "%b", - "R": "%H\\:%M", - "r": "%I\\:%M\\:%S\\s%p", - "T": "%H\\:%M\\:%S", - "x": "%m\\/%d\\/(?:%y|%Y)", - "X": "%H\\:%M\\:%S" - }; - var DATE_PATTERNS = { - /* weekday name */ "a": "(?:Sun(?:day)?)|(?:Mon(?:day)?)|(?:Tue(?:sday)?)|(?:Wed(?:nesday)?)|(?:Thu(?:rsday)?)|(?:Fri(?:day)?)|(?:Sat(?:urday)?)", - /* month name */ "b": "(?:Jan(?:uary)?)|(?:Feb(?:ruary)?)|(?:Mar(?:ch)?)|(?:Apr(?:il)?)|May|(?:Jun(?:e)?)|(?:Jul(?:y)?)|(?:Aug(?:ust)?)|(?:Sep(?:tember)?)|(?:Oct(?:ober)?)|(?:Nov(?:ember)?)|(?:Dec(?:ember)?)", - /* century */ "C": "\\d\\d", - /* day of month */ "d": "0[1-9]|[1-9](?!\\d)|1\\d|2\\d|30|31", - /* hour (24hr) */ "H": "\\d(?!\\d)|[0,1]\\d|20|21|22|23", - /* hour (12hr) */ "I": "\\d(?!\\d)|0\\d|10|11|12", - /* day of year */ "j": "00[1-9]|0?[1-9](?!\\d)|0?[1-9]\\d(?!\\d)|[1,2]\\d\\d|3[0-6]\\d", - /* month */ "m": "0[1-9]|[1-9](?!\\d)|10|11|12", - /* minutes */ "M": "0\\d|\\d(?!\\d)|[1-5]\\d", - /* whitespace */ "n": " ", - /* AM/PM */ "p": "AM|am|PM|pm|A\\.M\\.|a\\.m\\.|P\\.M\\.|p\\.m\\.", - /* seconds */ "S": "0\\d|\\d(?!\\d)|[1-5]\\d|60", - /* week number */ "U": "0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53", - /* week number */ "W": "0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53", - /* weekday number */ "w": "[0-6]", - /* 2-digit year */ "y": "\\d\\d", - /* 4-digit year */ "Y": "\\d\\d\\d\\d", - /* whitespace */ "t": " ", - /* time zone */ "z": "Z|(?:[\\+\\-]\\d\\d:?(?:\\d\\d)?)" - }; - var MONTH_NUMBERS = { - JAN: 0, - FEB: 1, - MAR: 2, - APR: 3, - MAY: 4, - JUN: 5, - JUL: 6, - AUG: 7, - SEP: 8, - OCT: 9, - NOV: 10, - DEC: 11 - }; - var DAY_NUMBERS_SUN_FIRST = { - SUN: 0, - MON: 1, - TUE: 2, - WED: 3, - THU: 4, - FRI: 5, - SAT: 6 - }; - var DAY_NUMBERS_MON_FIRST = { - MON: 0, - TUE: 1, - WED: 2, - THU: 3, - FRI: 4, - SAT: 5, - SUN: 6 - }; - var capture = []; - var pattern_out = pattern.replace(/%(.)/g, (m, c) => EQUIVALENT_MATCHERS[c] || m).replace(/%(.)/g, (_, c) => { - let pat = DATE_PATTERNS[c]; - if (pat) { - capture.push(c); - return `(${pat})`; - } else { - return c; - } - }).replace(/\s+/g, "\\s*"); - var matches = new RegExp("^" + pattern_out, "i").exec(UTF8ToString(buf)); - function initDate() { - function fixup(value, min, max) { - return (typeof value != "number" || isNaN(value)) ? min : (value >= min ? (value <= max ? value : max) : min); - } - return { - year: fixup(HEAP32[(((tm) + (20)) >> 2)] + 1900, 1970, 9999), - month: fixup(HEAP32[(((tm) + (16)) >> 2)], 0, 11), - day: fixup(HEAP32[(((tm) + (12)) >> 2)], 1, 31), - hour: fixup(HEAP32[(((tm) + (8)) >> 2)], 0, 23), - min: fixup(HEAP32[(((tm) + (4)) >> 2)], 0, 59), - sec: fixup(HEAP32[((tm) >> 2)], 0, 59), - gmtoff: 0 - }; - } - if (matches) { - var date = initDate(); - var value; - var getMatch = symbol => { - var pos = capture.indexOf(symbol); - if (pos >= 0) { - return matches[pos + 1]; - } - return; - }; - if ((value = getMatch("S"))) { - date.sec = jstoi_q(value); - } - if ((value = getMatch("M"))) { - date.min = jstoi_q(value); - } - if ((value = getMatch("H"))) { - date.hour = jstoi_q(value); - } else if ((value = getMatch("I"))) { - var hour = jstoi_q(value); - if ((value = getMatch("p"))) { - hour += value.toUpperCase()[0] === "P" ? 12 : 0; - } - date.hour = hour; - } - if ((value = getMatch("Y"))) { - date.year = jstoi_q(value); - } else if ((value = getMatch("y"))) { - var year = jstoi_q(value); - if ((value = getMatch("C"))) { - year += jstoi_q(value) * 100; - } else { - year += year < 69 ? 2e3 : 1900; - } - date.year = year; - } - if ((value = getMatch("m"))) { - date.month = jstoi_q(value) - 1; - } else if ((value = getMatch("b"))) { - date.month = MONTH_NUMBERS[value.substring(0, 3).toUpperCase()] || 0; - } - if ((value = getMatch("d"))) { - date.day = jstoi_q(value); - } else if ((value = getMatch("j"))) { - var day = jstoi_q(value); - var leapYear = isLeapYear(date.year); - for (var month = 0; month < 12; ++month) { - var daysUntilMonth = arraySum(leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, month - 1); - if (day <= daysUntilMonth + (leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR)[month]) { - date.day = day - daysUntilMonth; - } - } - } else if ((value = getMatch("a"))) { - var weekDay = value.substring(0, 3).toUpperCase(); - if ((value = getMatch("U"))) { - var weekDayNumber = DAY_NUMBERS_SUN_FIRST[weekDay]; - var weekNumber = jstoi_q(value); - var janFirst = new Date(date.year, 0, 1); - var endDate; - if (janFirst.getDay() === 0) { - endDate = addDays(janFirst, weekDayNumber + 7 * (weekNumber - 1)); - } else { - endDate = addDays(janFirst, 7 - janFirst.getDay() + weekDayNumber + 7 * (weekNumber - 1)); - } - date.day = endDate.getDate(); - date.month = endDate.getMonth(); - } else if ((value = getMatch("W"))) { - var weekDayNumber = DAY_NUMBERS_MON_FIRST[weekDay]; - var weekNumber = jstoi_q(value); - var janFirst = new Date(date.year, 0, 1); - var endDate; - if (janFirst.getDay() === 1) { - endDate = addDays(janFirst, weekDayNumber + 7 * (weekNumber - 1)); - } else { - endDate = addDays(janFirst, 7 - janFirst.getDay() + 1 + weekDayNumber + 7 * (weekNumber - 1)); - } - date.day = endDate.getDate(); - date.month = endDate.getMonth(); - } - } - if ((value = getMatch("z"))) { - if (value.toLowerCase() === "z") { - date.gmtoff = 0; - } else { - var match = value.match(/^((?:\-|\+)\d\d):?(\d\d)?/); - date.gmtoff = match[1] * 3600; - if (match[2]) { - date.gmtoff += date.gmtoff > 0 ? match[2] * 60 : -match[2] * 60; - } - } - } - /* + // The rest of the code comes from the built php.js file and esm-suffix.js + // include: shell.js + // The Module object: Our interface to the outside world. We import + // and export values on it. There are various ways Module can be used: + // 1. Not defined. We create it here + // 2. A function parameter, function(moduleArg) => Promise + // 3. pre-run appended it, var Module = {}; ..generated code.. + // 4. External script tag defines var Module. + // We need to check if Module already exists (e.g. case 3 above). + // Substitution will be replaced with actual code on later stage of the build, + // this way Closure Compiler will not mangle it (e.g. case 4. above). + // Note that if you want to run closure, and also to use Module + // after the generated code, you will need to define var Module = {}; + // before the code. Then that object will be used in the code, and you + // can continue to use Module afterwards as well. + var Module = typeof PHPLoader != 'undefined' ? PHPLoader : {}; + + var ENVIRONMENT_IS_WORKER = RuntimeName === 'WORKER'; + + var ENVIRONMENT_IS_NODE = RuntimeName === 'NODE'; + + if (ENVIRONMENT_IS_NODE) { + } + + // --pre-jses are emitted after the Module integration code, so that they can + // refer to Module (if they choose; they can also define Module) + // Sometimes an existing Module object exists with properties + // meant to overwrite the default module functionality. Here + // we collect those properties and reapply _after_ we configure + // the current environment's defaults to avoid having to be so + // defensive during initialization. + var moduleOverrides = Object.assign({}, Module); + + var arguments_ = []; + + var thisProgram = './this.program'; + + var quit_ = (status, toThrow) => { + throw toThrow; + }; + + // `/` should be present at the end if `scriptDirectory` is not empty + var scriptDirectory = ''; + + function locateFile(path) { + if (Module['locateFile']) { + return Module['locateFile'](path, scriptDirectory); + } + return scriptDirectory + path; + } + + // Hooks that are implemented differently in different runtime environments. + var readAsync, readBinary; + + if (ENVIRONMENT_IS_NODE) { + // These modules will usually be used on Node.js. Load them eagerly to avoid + // the complexity of lazy-loading. + var fs = require('fs'); + var nodePath = require('path'); + scriptDirectory = __dirname + '/'; + // include: node_shell_read.js + readBinary = (filename) => { + // We need to re-wrap `file://` strings to URLs. + filename = isFileURI(filename) ? new URL(filename) : filename; + var ret = fs.readFileSync(filename); + return ret; + }; + readAsync = async (filename, binary = true) => { + // See the comment in the `readBinary` function. + filename = isFileURI(filename) ? new URL(filename) : filename; + var ret = fs.readFileSync(filename, binary ? undefined : 'utf8'); + return ret; + }; + // end include: node_shell_read.js + if (!Module['thisProgram'] && process.argv.length > 1) { + thisProgram = process.argv[1].replace(/\\/g, '/'); + } + arguments_ = process.argv.slice(2); + if (typeof module != 'undefined') { + module['exports'] = Module; + } + quit_ = (status, toThrow) => { + process.exitCode = status; + throw toThrow; + }; + } // Note that this includes Node.js workers when relevant (pthreads is enabled). + // Node.js workers are detected as a combination of ENVIRONMENT_IS_WORKER and + // ENVIRONMENT_IS_NODE. + else { + } + + var out = Module['print'] || console.log.bind(console); + + var err = Module['printErr'] || console.error.bind(console); + + // Merge back in the overrides + Object.assign(Module, moduleOverrides); + + // Free the object hierarchy contained in the overrides, this lets the GC + // reclaim data used. + moduleOverrides = null; + + // Emit code to handle expected values on the Module object. This applies Module.x + // to the proper local x. This has two benefits: first, we only emit it if it is + // expected to arrive, and second, by using a local everywhere else that can be + // minified. + if (Module['arguments']) arguments_ = Module['arguments']; + + if (Module['thisProgram']) thisProgram = Module['thisProgram']; + if (Module['quit']) quit_ = Module['quit']; + + // perform assertions in shell.js after we set up out() and err(), as otherwise if an assertion fails it cannot print the message + // end include: shell.js + // include: preamble.js + // === Preamble library stuff === + // Documentation for the public APIs defined in this file must be updated in: + // site/source/docs/api_reference/preamble.js.rst + // A prebuilt local version of the documentation is available at: + // site/build/text/docs/api_reference/preamble.js.txt + // You can also build docs locally as HTML or other formats in site/ + // An online HTML version (which may be of a different version of Emscripten) + // is up at http://kripken.github.io/emscripten-site/docs/api_reference/preamble.js.html + var wasmBinary = Module['wasmBinary']; + + // end include: base64Utils.js + // Wasm globals + var wasmMemory; + + //======================================== + // Runtime essentials + //======================================== + // whether we are quitting the application. no code should run after this. + // set in exit() and abort() + var ABORT = false; + + // set by exit() and abort(). Passed to 'onExit' handler. + // NOTE: This is also used as the process return code code in shell environments + // but only when noExitRuntime is false. + var EXITSTATUS; + + // In STRICT mode, we only define assert() when ASSERTIONS is set. i.e. we + // don't define it at all in release modes. This matches the behaviour of + // MINIMAL_RUNTIME. + // TODO(sbc): Make this the default even without STRICT enabled. + /** @type {function(*, string=)} */ function assert(condition, text) { + if (!condition) { + // This build was created without ASSERTIONS defined. `assert()` should not + // ever be called in this configuration but in case there are callers in + // the wild leave this simple abort() implementation here for now. + abort(text); + } + } + + // Memory management + var /** @type {!Int8Array} */ HEAP8, + /** @type {!Uint8Array} */ HEAPU8, + /** @type {!Int16Array} */ HEAP16, + /** @type {!Uint16Array} */ HEAPU16, + /** @type {!Int32Array} */ HEAP32, + /** @type {!Uint32Array} */ HEAPU32, + /** @type {!Float32Array} */ HEAPF32, + /** @type {!Float64Array} */ HEAPF64; + + // include: runtime_shared.js + function updateMemoryViews() { + var b = wasmMemory.buffer; + Module['HEAP8'] = HEAP8 = new Int8Array(b); + Module['HEAP16'] = HEAP16 = new Int16Array(b); + Module['HEAPU8'] = HEAPU8 = new Uint8Array(b); + Module['HEAPU16'] = HEAPU16 = new Uint16Array(b); + Module['HEAP32'] = HEAP32 = new Int32Array(b); + Module['HEAPU32'] = HEAPU32 = new Uint32Array(b); + Module['HEAPF32'] = HEAPF32 = new Float32Array(b); + Module['HEAPF64'] = HEAPF64 = new Float64Array(b); + } + + // end include: runtime_shared.js + // include: runtime_stack_check.js + // end include: runtime_stack_check.js + var __ATPRERUN__ = []; + + // functions called before the runtime is initialized + var __ATINIT__ = []; + + // functions called during startup + var __ATEXIT__ = []; + + // functions called during shutdown + var __ATPOSTRUN__ = []; + + // functions called after the main() is called + var runtimeInitialized = false; + + var runtimeExited = false; + + function preRun() { + if (Module['preRun']) { + if (typeof Module['preRun'] == 'function') + Module['preRun'] = [Module['preRun']]; + while (Module['preRun'].length) { + addOnPreRun(Module['preRun'].shift()); + } + } + callRuntimeCallbacks(__ATPRERUN__); + } + + function initRuntime() { + runtimeInitialized = true; + SOCKFS.root = FS.mount(SOCKFS, {}, null); + if (!Module['noFSInit'] && !FS.initialized) FS.init(); + FS.ignorePermissions = false; + TTY.init(); + PIPEFS.root = FS.mount(PIPEFS, {}, null); + callRuntimeCallbacks(__ATINIT__); + } + + function exitRuntime() { + ___funcs_on_exit(); + // Native atexit() functions + callRuntimeCallbacks(__ATEXIT__); + FS.quit(); + TTY.shutdown(); + runtimeExited = true; + } + + function postRun() { + if (Module['postRun']) { + if (typeof Module['postRun'] == 'function') + Module['postRun'] = [Module['postRun']]; + while (Module['postRun'].length) { + addOnPostRun(Module['postRun'].shift()); + } + } + callRuntimeCallbacks(__ATPOSTRUN__); + } + + function addOnPreRun(cb) { + __ATPRERUN__.unshift(cb); + } + + function addOnInit(cb) { + __ATINIT__.unshift(cb); + } + + function addOnPostRun(cb) { + __ATPOSTRUN__.unshift(cb); + } + + // include: runtime_math.js + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/imul + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/fround + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/clz32 + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/trunc + // end include: runtime_math.js + // A counter of dependencies for calling run(). If we need to + // do asynchronous work before running, increment this and + // decrement it. Incrementing must happen in a place like + // Module.preRun (used by emcc to add file preloading). + // Note that you can add dependencies in preRun, even though + // it happens right before run - run will be postponed until + // the dependencies are met. + var runDependencies = 0; + + var dependenciesFulfilled = null; + + // overridden to take different actions when all run dependencies are fulfilled + function getUniqueRunDependency(id) { + return id; + } + + function addRunDependency(id) { + runDependencies++; + Module['monitorRunDependencies']?.(runDependencies); + } + + function removeRunDependency(id) { + runDependencies--; + Module['monitorRunDependencies']?.(runDependencies); + if (runDependencies == 0) { + if (dependenciesFulfilled) { + var callback = dependenciesFulfilled; + dependenciesFulfilled = null; + callback(); + } + } + } + + /** @param {string|number=} what */ function abort(what) { + Module['onAbort']?.(what); + what = 'Aborted(' + what + ')'; + // TODO(sbc): Should we remove printing and leave it up to whoever + // catches the exception? + err(what); + ABORT = true; + what += '. Build with -sASSERTIONS for more info.'; + // Use a wasm runtime error, because a JS error might be seen as a foreign + // exception, which means we'd run destructors on it. We need the error to + // simply make the program stop. + // FIXME This approach does not work in Wasm EH because it currently does not assume + // all RuntimeErrors are from traps; it decides whether a RuntimeError is from + // a trap or not based on a hidden field within the object. So at the moment + // we don't have a way of throwing a wasm trap from JS. TODO Make a JS API that + // allows this in the wasm spec. + // Suppress closure compiler warning here. Closure compiler's builtin extern + // definition for WebAssembly.RuntimeError claims it takes no arguments even + // though it can. + // TODO(https://github.com/google/closure-compiler/pull/3913): Remove if/when upstream closure gets fixed. + /** @suppress {checkTypes} */ var e = new WebAssembly.RuntimeError( + what + ); + // Throw the error whether or not MODULARIZE is set because abort is used + // in code paths apart from instantiation where an exception is expected + // to be thrown when abort is called. + throw e; + } + + // include: memoryprofiler.js + // end include: memoryprofiler.js + // include: URIUtils.js + // Prefix of data URIs emitted by SINGLE_FILE and related options. + var dataURIPrefix = 'data:application/octet-stream;base64,'; + + /** + * Indicates whether filename is a base64 data URI. + * @noinline + */ var isDataURI = (filename) => filename.startsWith(dataURIPrefix); + + /** + * Indicates whether filename is delivered via file protocol (as opposed to http/https) + * @noinline + */ var isFileURI = (filename) => filename.startsWith('file://'); + + // end include: URIUtils.js + // include: runtime_exceptions.js + // end include: runtime_exceptions.js + function findWasmBinary() { + var f = dependencyFilename; + if (!isDataURI(f)) { + return locateFile(f); + } + return f; + } + + var wasmBinaryFile; + + function getBinarySync(file) { + if (file == wasmBinaryFile && wasmBinary) { + return new Uint8Array(wasmBinary); + } + if (readBinary) { + return readBinary(file); + } + throw 'both async and sync fetching of the wasm failed'; + } + + async function getWasmBinary(binaryFile) { + // If we don't have the binary yet, load it asynchronously using readAsync. + if (!wasmBinary) { + // Fetch the binary using readAsync + try { + var response = await readAsync(binaryFile); + return new Uint8Array(response); + } catch {} + } + // Otherwise, getBinarySync should be able to get it synchronously + return getBinarySync(binaryFile); + } + + async function instantiateArrayBuffer(binaryFile, imports) { + try { + var binary = await getWasmBinary(binaryFile); + var instance = await WebAssembly.instantiate(binary, imports); + return instance; + } catch (reason) { + err(`failed to asynchronously prepare wasm: ${reason}`); + abort(reason); + } + } + + async function instantiateAsync(binary, binaryFile, imports) { + if ( + !binary && + typeof WebAssembly.instantiateStreaming == 'function' && + !isDataURI(binaryFile) && // Avoid instantiateStreaming() on Node.js environment for now, as while + // Node.js v18.1.0 implements it, it does not have a full fetch() + // implementation yet. + // Reference: + // https://github.com/emscripten-core/emscripten/pull/16917 + !ENVIRONMENT_IS_NODE && + typeof fetch == 'function' + ) { + try { + var response = fetch(binaryFile, { + credentials: 'same-origin', + }); + var instantiationResult = + await WebAssembly.instantiateStreaming(response, imports); + return instantiationResult; + } catch (reason) { + // We expect the most common failure cause to be a bad MIME type for the binary, + // in which case falling back to ArrayBuffer instantiation should work. + err(`wasm streaming compile failed: ${reason}`); + err('falling back to ArrayBuffer instantiation'); + } + } + return instantiateArrayBuffer(binaryFile, imports); + } + + function getWasmImports() { + // prepare imports + return { + a: wasmImports, + }; + } + + // Create the wasm instance. + // Receives the wasm imports, returns the exports. + async function createWasm() { + // Load the wasm module and create an instance of using native support in the JS engine. + // handle a generated wasm instance, receiving its exports and + // performing other necessary setup + /** @param {WebAssembly.Module=} module*/ function receiveInstance( + instance, + module + ) { + wasmExports = instance.exports; + wasmExports = Asyncify.instrumentWasmExports(wasmExports); + Module['wasmExports'] = wasmExports; + wasmMemory = wasmExports['Va']; + updateMemoryViews(); + wasmTable = wasmExports['Xa']; + addOnInit(wasmExports['Wa']); + removeRunDependency('wasm-instantiate'); + return wasmExports; + } + // wait for the pthread pool (if any) + addRunDependency('wasm-instantiate'); + // Prefer streaming instantiation if available. + function receiveInstantiationResult(result) { + // 'result' is a ResultObject object which has both the module and instance. + // receiveInstance() will swap in the exports (to Module.asm) so they can be called + // TODO: Due to Closure regression https://github.com/google/closure-compiler/issues/3193, the above line no longer optimizes out down to the following line. + // When the regression is fixed, can restore the above PTHREADS-enabled path. + receiveInstance(result['instance']); + } + var info = getWasmImports(); + // User shell pages can write their own Module.instantiateWasm = function(imports, successCallback) callback + // to manually instantiate the Wasm module themselves. This allows pages to + // run the instantiation parallel to any other async startup actions they are + // performing. + // Also pthreads and wasm workers initialize the wasm instance through this + // path. + if (Module['instantiateWasm']) { + try { + return Module['instantiateWasm'](info, receiveInstance); + } catch (e) { + err(`Module.instantiateWasm callback failed with error: ${e}`); + return false; + } + } + wasmBinaryFile ??= findWasmBinary(); + var result = await instantiateAsync(wasmBinary, wasmBinaryFile, info); + receiveInstantiationResult(result); + return result; + } + + // Globals used by JS i64 conversions (see makeSetValue) + var tempDouble; + + var tempI64; + + // include: runtime_debug.js + // end include: runtime_debug.js + // === Body === + function js_popen_to_file(command, mode, exitCodePtr) { + const returnCallback = (resolver) => Asyncify.handleSleep(resolver); + if (!command) return 1; + const cmdstr = UTF8ToString(command); + if (!cmdstr.length) return 0; + const modestr = UTF8ToString(mode); + if (!modestr.length) return 0; + if (modestr === 'w') { + console.error('popen($cmd, "w") is not implemented yet'); + } + return returnCallback(async (wakeUp) => { + let cp; + try { + cp = PHPWASM.spawnProcess(cmdstr, []); + if (cp instanceof Promise) { + cp = await cp; + } + } catch (e) { + console.error(e); + if (e.code === 'SPAWN_UNSUPPORTED') { + return 1; + } + throw e; + } + const outByteArrays = []; + cp.stdout.on('data', function (data) { + outByteArrays.push(data); + }); + const outputPath = '/tmp/popen_output'; + cp.on('exit', function (exitCode) { + const outBytes = new Uint8Array( + outByteArrays.reduce((acc, curr) => acc + curr.length, 0) + ); + let offset = 0; + for (const byteArray of outByteArrays) { + outBytes.set(byteArray, offset); + offset += byteArray.length; + } + FS.writeFile(outputPath, outBytes); + HEAPU8[exitCodePtr] = exitCode; + wakeUp(allocateUTF8OnStack(outputPath)); + }); + }); + } + + function wasm_poll_socket(socketd, events, timeout) { + const returnCallback = (resolver) => Asyncify.handleSleep(resolver); + const POLLIN = 1; + const POLLPRI = 2; + const POLLOUT = 4; + const POLLERR = 8; + const POLLHUP = 16; + const POLLNVAL = 32; + return returnCallback((wakeUp) => { + const polls = []; + if (socketd in PHPWASM.child_proc_by_fd) { + const procInfo = PHPWASM.child_proc_by_fd[socketd]; + if (procInfo.exited) { + wakeUp(0); + return; + } + polls.push(PHPWASM.awaitEvent(procInfo.stdout, 'data')); + } else if (FS.isSocket(FS.getStream(socketd)?.node.mode)) { + const sock = getSocketFromFD(socketd); + if (!sock) { + wakeUp(0); + return; + } + const lookingFor = new Set(); + if (events & POLLIN || events & POLLPRI) { + if (sock.server) { + for (const client of sock.pending) { + if ((client.recv_queue || []).length > 0) { + wakeUp(1); + return; + } + } + } else if ((sock.recv_queue || []).length > 0) { + wakeUp(1); + return; + } + } + const webSockets = PHPWASM.getAllWebSockets(sock); + if (!webSockets.length) { + wakeUp(0); + return; + } + for (const ws of webSockets) { + if (events & POLLIN || events & POLLPRI) { + polls.push(PHPWASM.awaitData(ws)); + lookingFor.add('POLLIN'); + } + if (events & POLLOUT) { + polls.push(PHPWASM.awaitConnection(ws)); + lookingFor.add('POLLOUT'); + } + if (events & POLLHUP) { + polls.push(PHPWASM.awaitClose(ws)); + lookingFor.add('POLLHUP'); + } + if (events & POLLERR || events & POLLNVAL) { + polls.push(PHPWASM.awaitError(ws)); + lookingFor.add('POLLERR'); + } + } + } else { + setTimeout(function () { + wakeUp(1); + }, timeout); + return; + } + if (polls.length === 0) { + console.warn( + 'Unsupported poll event ' + + events + + ', defaulting to setTimeout().' + ); + setTimeout(function () { + wakeUp(0); + }, timeout); + return; + } + const promises = polls.map(([promise]) => promise); + const clearPolling = () => polls.forEach(([, clear]) => clear()); + let awaken = false; + let timeoutId; + Promise.race(promises).then(function (results) { + if (!awaken) { + awaken = true; + wakeUp(1); + if (timeoutId) { + clearTimeout(timeoutId); + } + clearPolling(); + } + }); + if (timeout !== -1) { + timeoutId = setTimeout(function () { + if (!awaken) { + awaken = true; + wakeUp(0); + clearPolling(); + } + }, timeout); + } + }); + } + + function js_fd_read(fd, iov, iovcnt, pnum) { + const returnCallback = (resolver) => Asyncify.handleSleep(resolver); + if ( + Asyncify?.State?.Normal === undefined || + Asyncify?.state === Asyncify?.State?.Normal + ) { + var returnCode; + var stream; + let num = 0; + try { + stream = SYSCALLS.getStreamFromFD(fd); + const num = doReadv(stream, iov, iovcnt); + HEAPU32[pnum >> 2] = num; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) { + throw e; + } + if ( + e.errno !== 6 || + !(stream?.fd in PHPWASM.child_proc_by_fd) + ) { + HEAPU32[pnum >> 2] = 0; + return returnCode; + } + } + } + return returnCallback((wakeUp) => { + var retries = 0; + var interval = 50; + var timeout = 5e3; + var maxRetries = timeout / interval; + function poll() { + var returnCode; + var stream; + let num; + try { + stream = SYSCALLS.getStreamFromFD(fd); + num = doReadv(stream, iov, iovcnt); + returnCode = 0; + } catch (e) { + if ( + typeof FS == 'undefined' || + !(e.name === 'ErrnoError') + ) { + console.error(e); + throw e; + } + returnCode = e.errno; + } + const success = returnCode === 0; + const failure = + ++retries > maxRetries || + !(fd in PHPWASM.child_proc_by_fd) || + PHPWASM.child_proc_by_fd[fd]?.exited || + FS.isClosed(stream); + if (success) { + HEAPU32[pnum >> 2] = num; + wakeUp(0); + } else if (failure) { + HEAPU32[pnum >> 2] = 0; + wakeUp(returnCode === 6 ? 0 : returnCode); + } else { + setTimeout(poll, interval); + } + } + poll(); + }); + } + + function __asyncjs__js_module_onMessage(data, response_buffer) { + return Asyncify.handleAsync(async () => { + if (Module['onMessage']) { + const dataStr = UTF8ToString(data); + return Module['onMessage'](dataStr) + .then((response) => { + const responseBytes = + typeof response === 'string' + ? new TextEncoder().encode(response) + : response; + const responseSize = responseBytes.byteLength; + const responsePtr = _malloc(responseSize + 1); + HEAPU8.set(responseBytes, responsePtr); + HEAPU8[responsePtr + responseSize] = 0; + HEAPU8[response_buffer] = responsePtr; + HEAPU8[response_buffer + 1] = responsePtr >> 8; + HEAPU8[response_buffer + 2] = responsePtr >> 16; + HEAPU8[response_buffer + 3] = responsePtr >> 24; + return responseSize; + }) + .catch((e) => { + console.error(e); + return -1; + }); + } + }); + } + + // end include: preamble.js + class ExitStatus { + name = 'ExitStatus'; + constructor(status) { + this.message = `Program terminated with exit(${status})`; + this.status = status; + } + } + ExitStatus = class PHPExitStatus extends Error { + constructor(status) { + super(status); + this.name = 'ExitStatus'; + this.message = 'Program terminated with exit(' + status + ')'; + this.status = status; + } + }; + + var callRuntimeCallbacks = (callbacks) => { + while (callbacks.length > 0) { + // Pass the module as the first argument. + callbacks.shift()(Module); + } + }; + + var noExitRuntime = Module['noExitRuntime'] || false; + + var stackRestore = (val) => __emscripten_stack_restore(val); + + var stackSave = () => _emscripten_stack_get_current(); + + var UTF8Decoder = + typeof TextDecoder != 'undefined' ? new TextDecoder() : undefined; + + /** + * Given a pointer 'idx' to a null-terminated UTF8-encoded string in the given + * array that contains uint8 values, returns a copy of that string as a + * Javascript String object. + * heapOrArray is either a regular array, or a JavaScript typed array view. + * @param {number=} idx + * @param {number=} maxBytesToRead + * @return {string} + */ var UTF8ArrayToString = ( + heapOrArray, + idx = 0, + maxBytesToRead = NaN + ) => { + var endIdx = idx + maxBytesToRead; + var endPtr = idx; + // TextDecoder needs to know the byte length in advance, it doesn't stop on + // null terminator by itself. Also, use the length info to avoid running tiny + // strings through TextDecoder, since .subarray() allocates garbage. + // (As a tiny code save trick, compare endPtr against endIdx using a negation, + // so that undefined/NaN means Infinity) + while (heapOrArray[endPtr] && !(endPtr >= endIdx)) ++endPtr; + if (endPtr - idx > 16 && heapOrArray.buffer && UTF8Decoder) { + return UTF8Decoder.decode(heapOrArray.subarray(idx, endPtr)); + } + var str = ''; + // If building with TextDecoder, we have already computed the string length + // above, so test loop end condition against that + while (idx < endPtr) { + // For UTF8 byte structure, see: + // http://en.wikipedia.org/wiki/UTF-8#Description + // https://www.ietf.org/rfc/rfc2279.txt + // https://tools.ietf.org/html/rfc3629 + var u0 = heapOrArray[idx++]; + if (!(u0 & 128)) { + str += String.fromCharCode(u0); + continue; + } + var u1 = heapOrArray[idx++] & 63; + if ((u0 & 224) == 192) { + str += String.fromCharCode(((u0 & 31) << 6) | u1); + continue; + } + var u2 = heapOrArray[idx++] & 63; + if ((u0 & 240) == 224) { + u0 = ((u0 & 15) << 12) | (u1 << 6) | u2; + } else { + u0 = + ((u0 & 7) << 18) | + (u1 << 12) | + (u2 << 6) | + (heapOrArray[idx++] & 63); + } + if (u0 < 65536) { + str += String.fromCharCode(u0); + } else { + var ch = u0 - 65536; + str += String.fromCharCode( + 55296 | (ch >> 10), + 56320 | (ch & 1023) + ); + } + } + return str; + }; + + /** + * Given a pointer 'ptr' to a null-terminated UTF8-encoded string in the + * emscripten HEAP, returns a copy of that string as a Javascript String object. + * + * @param {number} ptr + * @param {number=} maxBytesToRead - An optional length that specifies the + * maximum number of bytes to read. You can omit this parameter to scan the + * string until the first 0 byte. If maxBytesToRead is passed, and the string + * at [ptr, ptr+maxBytesToReadr[ contains a null byte in the middle, then the + * string will cut short at that byte index (i.e. maxBytesToRead will not + * produce a string of exact length [ptr, ptr+maxBytesToRead[) N.B. mixing + * frequent uses of UTF8ToString() with and without maxBytesToRead may throw + * JS JIT optimizations off, so it is worth to consider consistently using one + * @return {string} + */ var UTF8ToString = (ptr, maxBytesToRead) => + ptr ? UTF8ArrayToString(HEAPU8, ptr, maxBytesToRead) : ''; + + Module['UTF8ToString'] = UTF8ToString; + + var ___assert_fail = (condition, filename, line, func) => + abort( + `Assertion failed: ${UTF8ToString(condition)}, at: ` + + [ + filename ? UTF8ToString(filename) : 'unknown filename', + line, + func ? UTF8ToString(func) : 'unknown function', + ] + ); + + var ___call_sighandler = (fp, sig) => ((a1) => dynCall_vi(fp, a1))(sig); + + var initRandomFill = () => { + if ( + typeof crypto == 'object' && + typeof crypto['getRandomValues'] == 'function' + ) { + // for modern web browsers + return (view) => crypto.getRandomValues(view); + } else if (ENVIRONMENT_IS_NODE) { + // for nodejs with or without crypto support included + try { + var crypto_module = require('crypto'); + var randomFillSync = crypto_module['randomFillSync']; + if (randomFillSync) { + // nodejs with LTS crypto support + return (view) => crypto_module['randomFillSync'](view); + } + // very old nodejs with the original crypto API + var randomBytes = crypto_module['randomBytes']; + return (view) => ( + view.set(randomBytes(view.byteLength)), // Return the original view to match modern native implementations. + view + ); + } catch (e) {} + } + // we couldn't find a proper implementation, as Math.random() is not suitable for /dev/random, see emscripten-core/emscripten/pull/7096 + abort('initRandomDevice'); + }; + + var randomFill = (view) => (randomFill = initRandomFill())(view); + + var PATH = { + isAbs: (path) => path.charAt(0) === '/', + splitPath: (filename) => { + var splitPathRe = + /^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/; + return splitPathRe.exec(filename).slice(1); + }, + normalizeArray: (parts, allowAboveRoot) => { + // if the path tries to go above the root, `up` ends up > 0 + var up = 0; + for (var i = parts.length - 1; i >= 0; i--) { + var last = parts[i]; + if (last === '.') { + parts.splice(i, 1); + } else if (last === '..') { + parts.splice(i, 1); + up++; + } else if (up) { + parts.splice(i, 1); + up--; + } + } + // if the path is allowed to go above the root, restore leading ..s + if (allowAboveRoot) { + for (; up; up--) { + parts.unshift('..'); + } + } + return parts; + }, + normalize: (path) => { + var isAbsolute = PATH.isAbs(path), + trailingSlash = path.substr(-1) === '/'; + // Normalize the path + path = PATH.normalizeArray( + path.split('/').filter((p) => !!p), + !isAbsolute + ).join('/'); + if (!path && !isAbsolute) { + path = '.'; + } + if (path && trailingSlash) { + path += '/'; + } + return (isAbsolute ? '/' : '') + path; + }, + dirname: (path) => { + var result = PATH.splitPath(path), + root = result[0], + dir = result[1]; + if (!root && !dir) { + // No dirname whatsoever + return '.'; + } + if (dir) { + // It has a dirname, strip trailing slash + dir = dir.substr(0, dir.length - 1); + } + return root + dir; + }, + basename: (path) => { + // EMSCRIPTEN return '/'' for '/', not an empty string + if (path === '/') return '/'; + path = PATH.normalize(path); + path = path.replace(/\/$/, ''); + var lastSlash = path.lastIndexOf('/'); + if (lastSlash === -1) return path; + return path.substr(lastSlash + 1); + }, + join: (...paths) => PATH.normalize(paths.join('/')), + join2: (l, r) => PATH.normalize(l + '/' + r), + }; + + var PATH_FS = { + resolve: (...args) => { + var resolvedPath = '', + resolvedAbsolute = false; + for (var i = args.length - 1; i >= -1 && !resolvedAbsolute; i--) { + var path = i >= 0 ? args[i] : FS.cwd(); + // Skip empty and invalid entries + if (typeof path != 'string') { + throw new TypeError( + 'Arguments to path.resolve must be strings' + ); + } else if (!path) { + return ''; + } + // an invalid portion invalidates the whole thing + resolvedPath = path + '/' + resolvedPath; + resolvedAbsolute = PATH.isAbs(path); + } + // At this point the path should be resolved to a full absolute path, but + // handle relative paths to be safe (might happen when process.cwd() fails) + resolvedPath = PATH.normalizeArray( + resolvedPath.split('/').filter((p) => !!p), + !resolvedAbsolute + ).join('/'); + return (resolvedAbsolute ? '/' : '') + resolvedPath || '.'; + }, + relative: (from, to) => { + from = PATH_FS.resolve(from).substr(1); + to = PATH_FS.resolve(to).substr(1); + function trim(arr) { + var start = 0; + for (; start < arr.length; start++) { + if (arr[start] !== '') break; + } + var end = arr.length - 1; + for (; end >= 0; end--) { + if (arr[end] !== '') break; + } + if (start > end) return []; + return arr.slice(start, end - start + 1); + } + var fromParts = trim(from.split('/')); + var toParts = trim(to.split('/')); + var length = Math.min(fromParts.length, toParts.length); + var samePartsLength = length; + for (var i = 0; i < length; i++) { + if (fromParts[i] !== toParts[i]) { + samePartsLength = i; + break; + } + } + var outputParts = []; + for (var i = samePartsLength; i < fromParts.length; i++) { + outputParts.push('..'); + } + outputParts = outputParts.concat(toParts.slice(samePartsLength)); + return outputParts.join('/'); + }, + }; + + var FS_stdin_getChar_buffer = []; + + var lengthBytesUTF8 = (str) => { + var len = 0; + for (var i = 0; i < str.length; ++i) { + // Gotcha: charCodeAt returns a 16-bit word that is a UTF-16 encoded code + // unit, not a Unicode code point of the character! So decode + // UTF16->UTF32->UTF8. + // See http://unicode.org/faq/utf_bom.html#utf16-3 + var c = str.charCodeAt(i); + // possibly a lead surrogate + if (c <= 127) { + len++; + } else if (c <= 2047) { + len += 2; + } else if (c >= 55296 && c <= 57343) { + len += 4; + ++i; + } else { + len += 3; + } + } + return len; + }; + + Module['lengthBytesUTF8'] = lengthBytesUTF8; + + var stringToUTF8Array = (str, heap, outIdx, maxBytesToWrite) => { + // Parameter maxBytesToWrite is not optional. Negative values, 0, null, + // undefined and false each don't write out any bytes. + if (!(maxBytesToWrite > 0)) return 0; + var startIdx = outIdx; + var endIdx = outIdx + maxBytesToWrite - 1; + // -1 for string null terminator. + for (var i = 0; i < str.length; ++i) { + // Gotcha: charCodeAt returns a 16-bit word that is a UTF-16 encoded code + // unit, not a Unicode code point of the character! So decode + // UTF16->UTF32->UTF8. + // See http://unicode.org/faq/utf_bom.html#utf16-3 + // For UTF8 byte structure, see http://en.wikipedia.org/wiki/UTF-8#Description + // and https://www.ietf.org/rfc/rfc2279.txt + // and https://tools.ietf.org/html/rfc3629 + var u = str.charCodeAt(i); + // possibly a lead surrogate + if (u >= 55296 && u <= 57343) { + var u1 = str.charCodeAt(++i); + u = (65536 + ((u & 1023) << 10)) | (u1 & 1023); + } + if (u <= 127) { + if (outIdx >= endIdx) break; + heap[outIdx++] = u; + } else if (u <= 2047) { + if (outIdx + 1 >= endIdx) break; + heap[outIdx++] = 192 | (u >> 6); + heap[outIdx++] = 128 | (u & 63); + } else if (u <= 65535) { + if (outIdx + 2 >= endIdx) break; + heap[outIdx++] = 224 | (u >> 12); + heap[outIdx++] = 128 | ((u >> 6) & 63); + heap[outIdx++] = 128 | (u & 63); + } else { + if (outIdx + 3 >= endIdx) break; + heap[outIdx++] = 240 | (u >> 18); + heap[outIdx++] = 128 | ((u >> 12) & 63); + heap[outIdx++] = 128 | ((u >> 6) & 63); + heap[outIdx++] = 128 | (u & 63); + } + } + // Null-terminate the pointer to the buffer. + heap[outIdx] = 0; + return outIdx - startIdx; + }; + + /** @type {function(string, boolean=, number=)} */ function intArrayFromString( + stringy, + dontAddNull, + length + ) { + var len = length > 0 ? length : lengthBytesUTF8(stringy) + 1; + var u8array = new Array(len); + var numBytesWritten = stringToUTF8Array( + stringy, + u8array, + 0, + u8array.length + ); + if (dontAddNull) u8array.length = numBytesWritten; + return u8array; + } + + var FS_stdin_getChar = () => { + if (!FS_stdin_getChar_buffer.length) { + var result = null; + if (ENVIRONMENT_IS_NODE) { + // we will read data by chunks of BUFSIZE + var BUFSIZE = 256; + var buf = Buffer.alloc(BUFSIZE); + var bytesRead = 0; + // For some reason we must suppress a closure warning here, even though + // fd definitely exists on process.stdin, and is even the proper way to + // get the fd of stdin, + // https://github.com/nodejs/help/issues/2136#issuecomment-523649904 + // This started to happen after moving this logic out of library_tty.js, + // so it is related to the surrounding code in some unclear manner. + /** @suppress {missingProperties} */ var fd = process.stdin.fd; + try { + bytesRead = fs.readSync(fd, buf, 0, BUFSIZE); + } catch (e) { + // Cross-platform differences: on Windows, reading EOF throws an + // exception, but on other OSes, reading EOF returns 0. Uniformize + // behavior by treating the EOF exception to return 0. + if (e.toString().includes('EOF')) bytesRead = 0; + else throw e; + } + if (bytesRead > 0) { + result = buf.slice(0, bytesRead).toString('utf-8'); + } + } else { + } + if (!result) { + return null; + } + FS_stdin_getChar_buffer = intArrayFromString(result, true); + } + return FS_stdin_getChar_buffer.shift(); + }; + + var TTY = { + ttys: [], + init() {}, + // https://github.com/emscripten-core/emscripten/pull/1555 + // if (ENVIRONMENT_IS_NODE) { + // // currently, FS.init does not distinguish if process.stdin is a file or TTY + // // device, it always assumes it's a TTY device. because of this, we're forcing + // // process.stdin to UTF8 encoding to at least make stdin reading compatible + // // with text files until FS.init can be refactored. + // process.stdin.setEncoding('utf8'); + // } + shutdown() {}, + // https://github.com/emscripten-core/emscripten/pull/1555 + // if (ENVIRONMENT_IS_NODE) { + // // inolen: any idea as to why node -e 'process.stdin.read()' wouldn't exit immediately (with process.stdin being a tty)? + // // isaacs: because now it's reading from the stream, you've expressed interest in it, so that read() kicks off a _read() which creates a ReadReq operation + // // inolen: I thought read() in that case was a synchronous operation that just grabbed some amount of buffered data if it exists? + // // isaacs: it is. but it also triggers a _read() call, which calls readStart() on the handle + // // isaacs: do process.stdin.pause() and i'd think it'd probably close the pending call + // process.stdin.pause(); + // } + register(dev, ops) { + TTY.ttys[dev] = { + input: [], + output: [], + ops, + }; + FS.registerDevice(dev, TTY.stream_ops); + }, + stream_ops: { + open(stream) { + var tty = TTY.ttys[stream.node.rdev]; + if (!tty) { + throw new FS.ErrnoError(43); + } + stream.tty = tty; + stream.seekable = false; + }, + close(stream) { + // flush any pending line data + stream.tty.ops.fsync(stream.tty); + }, + fsync(stream) { + stream.tty.ops.fsync(stream.tty); + }, + read(stream, buffer, offset, length, pos) { + /* ignored */ if (!stream.tty || !stream.tty.ops.get_char) { + throw new FS.ErrnoError(60); + } + var bytesRead = 0; + for (var i = 0; i < length; i++) { + var result; + try { + result = stream.tty.ops.get_char(stream.tty); + } catch (e) { + throw new FS.ErrnoError(29); + } + if (result === undefined && bytesRead === 0) { + throw new FS.ErrnoError(6); + } + if (result === null || result === undefined) break; + bytesRead++; + buffer[offset + i] = result; + } + if (bytesRead) { + stream.node.atime = Date.now(); + } + return bytesRead; + }, + write(stream, buffer, offset, length, pos) { + if (!stream.tty || !stream.tty.ops.put_char) { + throw new FS.ErrnoError(60); + } + try { + for (var i = 0; i < length; i++) { + stream.tty.ops.put_char(stream.tty, buffer[offset + i]); + } + } catch (e) { + throw new FS.ErrnoError(29); + } + if (length) { + stream.node.mtime = stream.node.ctime = Date.now(); + } + return i; + }, + }, + default_tty_ops: { + get_char(tty) { + return FS_stdin_getChar(); + }, + put_char(tty, val) { + if (val === null || val === 10) { + out(UTF8ArrayToString(tty.output)); + tty.output = []; + } else { + if (val != 0) tty.output.push(val); + } + }, + // val == 0 would cut text output off in the middle. + fsync(tty) { + if (tty.output && tty.output.length > 0) { + out(UTF8ArrayToString(tty.output)); + tty.output = []; + } + }, + ioctl_tcgets(tty) { + // typical setting + return { + c_iflag: 25856, + c_oflag: 5, + c_cflag: 191, + c_lflag: 35387, + c_cc: [ + 3, 28, 127, 21, 4, 0, 1, 0, 17, 19, 26, 0, 18, 15, 23, + 22, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + ], + }; + }, + ioctl_tcsets(tty, optional_actions, data) { + // currently just ignore + return 0; + }, + ioctl_tiocgwinsz(tty) { + return [24, 80]; + }, + }, + default_tty1_ops: { + put_char(tty, val) { + if (val === null || val === 10) { + err(UTF8ArrayToString(tty.output)); + tty.output = []; + } else { + if (val != 0) tty.output.push(val); + } + }, + fsync(tty) { + if (tty.output && tty.output.length > 0) { + err(UTF8ArrayToString(tty.output)); + tty.output = []; + } + }, + }, + }; + + var zeroMemory = (address, size) => { + HEAPU8.fill(0, address, address + size); + }; + + var alignMemory = (size, alignment) => + Math.ceil(size / alignment) * alignment; + + var mmapAlloc = (size) => { + size = alignMemory(size, 65536); + var ptr = _emscripten_builtin_memalign(65536, size); + if (ptr) zeroMemory(ptr, size); + return ptr; + }; + + var MEMFS = { + ops_table: null, + mount(mount) { + return MEMFS.createNode(null, '/', 16895, 0); + }, + createNode(parent, name, mode, dev) { + if (FS.isBlkdev(mode) || FS.isFIFO(mode)) { + // no supported + throw new FS.ErrnoError(63); + } + MEMFS.ops_table ||= { + dir: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + lookup: MEMFS.node_ops.lookup, + mknod: MEMFS.node_ops.mknod, + rename: MEMFS.node_ops.rename, + unlink: MEMFS.node_ops.unlink, + rmdir: MEMFS.node_ops.rmdir, + readdir: MEMFS.node_ops.readdir, + symlink: MEMFS.node_ops.symlink, + }, + stream: { + llseek: MEMFS.stream_ops.llseek, + }, + }, + file: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + }, + stream: { + llseek: MEMFS.stream_ops.llseek, + read: MEMFS.stream_ops.read, + write: MEMFS.stream_ops.write, + allocate: MEMFS.stream_ops.allocate, + mmap: MEMFS.stream_ops.mmap, + msync: MEMFS.stream_ops.msync, + }, + }, + link: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + readlink: MEMFS.node_ops.readlink, + }, + stream: {}, + }, + chrdev: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + }, + stream: FS.chrdev_stream_ops, + }, + }; + var node = FS.createNode(parent, name, mode, dev); + if (FS.isDir(node.mode)) { + node.node_ops = MEMFS.ops_table.dir.node; + node.stream_ops = MEMFS.ops_table.dir.stream; + node.contents = {}; + } else if (FS.isFile(node.mode)) { + node.node_ops = MEMFS.ops_table.file.node; + node.stream_ops = MEMFS.ops_table.file.stream; + node.usedBytes = 0; + // The actual number of bytes used in the typed array, as opposed to contents.length which gives the whole capacity. + // When the byte data of the file is populated, this will point to either a typed array, or a normal JS array. Typed arrays are preferred + // for performance, and used by default. However, typed arrays are not resizable like normal JS arrays are, so there is a small disk size + // penalty involved for appending file writes that continuously grow a file similar to std::vector capacity vs used -scheme. + node.contents = null; + } else if (FS.isLink(node.mode)) { + node.node_ops = MEMFS.ops_table.link.node; + node.stream_ops = MEMFS.ops_table.link.stream; + } else if (FS.isChrdev(node.mode)) { + node.node_ops = MEMFS.ops_table.chrdev.node; + node.stream_ops = MEMFS.ops_table.chrdev.stream; + } + node.atime = node.mtime = node.ctime = Date.now(); + // add the new node to the parent + if (parent) { + parent.contents[name] = node; + parent.atime = parent.mtime = parent.ctime = node.atime; + } + return node; + }, + getFileDataAsTypedArray(node) { + if (!node.contents) return new Uint8Array(0); + if (node.contents.subarray) + return node.contents.subarray(0, node.usedBytes); + // Make sure to not return excess unused bytes. + return new Uint8Array(node.contents); + }, + expandFileStorage(node, newCapacity) { + var prevCapacity = node.contents ? node.contents.length : 0; + if (prevCapacity >= newCapacity) return; + // No need to expand, the storage was already large enough. + // Don't expand strictly to the given requested limit if it's only a very small increase, but instead geometrically grow capacity. + // For small filesizes (<1MB), perform size*2 geometric increase, but for large sizes, do a much more conservative size*1.125 increase to + // avoid overshooting the allocation cap by a very large margin. + var CAPACITY_DOUBLING_MAX = 1024 * 1024; + newCapacity = Math.max( + newCapacity, + (prevCapacity * + (prevCapacity < CAPACITY_DOUBLING_MAX ? 2 : 1.125)) >>> + 0 + ); + if (prevCapacity != 0) newCapacity = Math.max(newCapacity, 256); + // At minimum allocate 256b for each file when expanding. + var oldContents = node.contents; + node.contents = new Uint8Array(newCapacity); + // Allocate new storage. + if (node.usedBytes > 0) + node.contents.set(oldContents.subarray(0, node.usedBytes), 0); + }, + // Copy old data over to the new storage. + resizeFileStorage(node, newSize) { + if (node.usedBytes == newSize) return; + if (newSize == 0) { + node.contents = null; + // Fully decommit when requesting a resize to zero. + node.usedBytes = 0; + } else { + var oldContents = node.contents; + node.contents = new Uint8Array(newSize); + // Allocate new storage. + if (oldContents) { + node.contents.set( + oldContents.subarray( + 0, + Math.min(newSize, node.usedBytes) + ) + ); + } + // Copy old data over to the new storage. + node.usedBytes = newSize; + } + }, + node_ops: { + getattr(node) { + var attr = {}; + // device numbers reuse inode numbers. + attr.dev = FS.isChrdev(node.mode) ? node.id : 1; + attr.ino = node.id; + attr.mode = node.mode; + attr.nlink = 1; + attr.uid = 0; + attr.gid = 0; + attr.rdev = node.rdev; + if (FS.isDir(node.mode)) { + attr.size = 4096; + } else if (FS.isFile(node.mode)) { + attr.size = node.usedBytes; + } else if (FS.isLink(node.mode)) { + attr.size = node.link.length; + } else { + attr.size = 0; + } + attr.atime = new Date(node.atime); + attr.mtime = new Date(node.mtime); + attr.ctime = new Date(node.ctime); + // NOTE: In our implementation, st_blocks = Math.ceil(st_size/st_blksize), + // but this is not required by the standard. + attr.blksize = 4096; + attr.blocks = Math.ceil(attr.size / attr.blksize); + return attr; + }, + setattr(node, attr) { + for (const key of ['mode', 'atime', 'mtime', 'ctime']) { + if (attr[key]) { + node[key] = attr[key]; + } + } + if (attr.size !== undefined) { + MEMFS.resizeFileStorage(node, attr.size); + } + }, + lookup(parent, name) { + throw MEMFS.doesNotExistError; + }, + mknod(parent, name, mode, dev) { + return MEMFS.createNode(parent, name, mode, dev); + }, + rename(old_node, new_dir, new_name) { + var new_node; + try { + new_node = FS.lookupNode(new_dir, new_name); + } catch (e) {} + if (new_node) { + if (FS.isDir(old_node.mode)) { + // if we're overwriting a directory at new_name, make sure it's empty. + for (var i in new_node.contents) { + throw new FS.ErrnoError(55); + } + } + FS.hashRemoveNode(new_node); + } + // do the internal rewiring + delete old_node.parent.contents[old_node.name]; + new_dir.contents[new_name] = old_node; + old_node.name = new_name; + new_dir.ctime = + new_dir.mtime = + old_node.parent.ctime = + old_node.parent.mtime = + Date.now(); + }, + unlink(parent, name) { + delete parent.contents[name]; + parent.ctime = parent.mtime = Date.now(); + }, + rmdir(parent, name) { + var node = FS.lookupNode(parent, name); + for (var i in node.contents) { + throw new FS.ErrnoError(55); + } + delete parent.contents[name]; + parent.ctime = parent.mtime = Date.now(); + }, + readdir(node) { + return ['.', '..', ...Object.keys(node.contents)]; + }, + symlink(parent, newname, oldpath) { + var node = MEMFS.createNode(parent, newname, 511 | 40960, 0); + node.link = oldpath; + return node; + }, + readlink(node) { + if (!FS.isLink(node.mode)) { + throw new FS.ErrnoError(28); + } + return node.link; + }, + }, + stream_ops: { + read(stream, buffer, offset, length, position) { + var contents = stream.node.contents; + if (position >= stream.node.usedBytes) return 0; + var size = Math.min(stream.node.usedBytes - position, length); + if (size > 8 && contents.subarray) { + // non-trivial, and typed array + buffer.set( + contents.subarray(position, position + size), + offset + ); + } else { + for (var i = 0; i < size; i++) + buffer[offset + i] = contents[position + i]; + } + return size; + }, + write(stream, buffer, offset, length, position, canOwn) { + // If the buffer is located in main memory (HEAP), and if + // memory can grow, we can't hold on to references of the + // memory buffer, as they may get invalidated. That means we + // need to do copy its contents. + if (buffer.buffer === HEAP8.buffer) { + canOwn = false; + } + if (!length) return 0; + var node = stream.node; + node.mtime = node.ctime = Date.now(); + if ( + buffer.subarray && + (!node.contents || node.contents.subarray) + ) { + // This write is from a typed array to a typed array? + if (canOwn) { + node.contents = buffer.subarray( + offset, + offset + length + ); + node.usedBytes = length; + return length; + } else if (node.usedBytes === 0 && position === 0) { + // If this is a simple first write to an empty file, do a fast set since we don't need to care about old data. + node.contents = buffer.slice(offset, offset + length); + node.usedBytes = length; + return length; + } else if (position + length <= node.usedBytes) { + // Writing to an already allocated and used subrange of the file? + node.contents.set( + buffer.subarray(offset, offset + length), + position + ); + return length; + } + } + // Appending to an existing file and we need to reallocate, or source data did not come as a typed array. + MEMFS.expandFileStorage(node, position + length); + if (node.contents.subarray && buffer.subarray) { + // Use typed array write which is available. + node.contents.set( + buffer.subarray(offset, offset + length), + position + ); + } else { + for (var i = 0; i < length; i++) { + node.contents[position + i] = buffer[offset + i]; + } + } + node.usedBytes = Math.max(node.usedBytes, position + length); + return length; + }, + llseek(stream, offset, whence) { + var position = offset; + if (whence === 1) { + position += stream.position; + } else if (whence === 2) { + if (FS.isFile(stream.node.mode)) { + position += stream.node.usedBytes; + } + } + if (position < 0) { + throw new FS.ErrnoError(28); + } + return position; + }, + allocate(stream, offset, length) { + MEMFS.expandFileStorage(stream.node, offset + length); + stream.node.usedBytes = Math.max( + stream.node.usedBytes, + offset + length + ); + }, + mmap(stream, length, position, prot, flags) { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + var ptr; + var allocated; + var contents = stream.node.contents; + // Only make a new copy when MAP_PRIVATE is specified. + if ( + !(flags & 2) && + contents && + contents.buffer === HEAP8.buffer + ) { + // We can't emulate MAP_SHARED when the file is not backed by the + // buffer we're mapping to (e.g. the HEAP buffer). + allocated = false; + ptr = contents.byteOffset; + } else { + allocated = true; + ptr = mmapAlloc(length); + if (!ptr) { + throw new FS.ErrnoError(48); + } + if (contents) { + // Try to avoid unnecessary slices. + if ( + position > 0 || + position + length < contents.length + ) { + if (contents.subarray) { + contents = contents.subarray( + position, + position + length + ); + } else { + contents = Array.prototype.slice.call( + contents, + position, + position + length + ); + } + } + HEAP8.set(contents, ptr); + } + } + return { + ptr, + allocated, + }; + }, + msync(stream, buffer, offset, length, mmapFlags) { + MEMFS.stream_ops.write( + stream, + buffer, + 0, + length, + offset, + false + ); + // should we check if bytesWritten and length are the same? + return 0; + }, + }, + }; + + var asyncLoad = async (url) => { + var arrayBuffer = await readAsync(url); + return new Uint8Array(arrayBuffer); + }; + + asyncLoad.isAsync = true; + + var FS_createDataFile = ( + parent, + name, + fileData, + canRead, + canWrite, + canOwn + ) => { + FS.createDataFile(parent, name, fileData, canRead, canWrite, canOwn); + }; + + var preloadPlugins = Module['preloadPlugins'] || []; + + var FS_handledByPreloadPlugin = (byteArray, fullname, finish, onerror) => { + // Ensure plugins are ready. + if (typeof Browser != 'undefined') Browser.init(); + var handled = false; + preloadPlugins.forEach((plugin) => { + if (handled) return; + if (plugin['canHandle'](fullname)) { + plugin['handle'](byteArray, fullname, finish, onerror); + handled = true; + } + }); + return handled; + }; + + var FS_createPreloadedFile = ( + parent, + name, + url, + canRead, + canWrite, + onload, + onerror, + dontCreateFile, + canOwn, + preFinish + ) => { + // TODO we should allow people to just pass in a complete filename instead + // of parent and name being that we just join them anyways + var fullname = name + ? PATH_FS.resolve(PATH.join2(parent, name)) + : parent; + var dep = getUniqueRunDependency(`cp ${fullname}`); + // might have several active requests for the same fullname + function processData(byteArray) { + function finish(byteArray) { + preFinish?.(); + if (!dontCreateFile) { + FS_createDataFile( + parent, + name, + byteArray, + canRead, + canWrite, + canOwn + ); + } + onload?.(); + removeRunDependency(dep); + } + if ( + FS_handledByPreloadPlugin(byteArray, fullname, finish, () => { + onerror?.(); + removeRunDependency(dep); + }) + ) { + return; + } + finish(byteArray); + } + addRunDependency(dep); + if (typeof url == 'string') { + asyncLoad(url).then(processData, onerror); + } else { + processData(url); + } + }; + + var FS_modeStringToFlags = (str) => { + var flagModes = { + r: 0, + 'r+': 2, + w: 512 | 64 | 1, + 'w+': 512 | 64 | 2, + a: 1024 | 64 | 1, + 'a+': 1024 | 64 | 2, + }; + var flags = flagModes[str]; + if (typeof flags == 'undefined') { + throw new Error(`Unknown file open mode: ${str}`); + } + return flags; + }; + + var FS_getMode = (canRead, canWrite) => { + var mode = 0; + if (canRead) mode |= 292 | 73; + if (canWrite) mode |= 146; + return mode; + }; + + var ERRNO_CODES = { + EPERM: 63, + ENOENT: 44, + ESRCH: 71, + EINTR: 27, + EIO: 29, + ENXIO: 60, + E2BIG: 1, + ENOEXEC: 45, + EBADF: 8, + ECHILD: 12, + EAGAIN: 6, + EWOULDBLOCK: 6, + ENOMEM: 48, + EACCES: 2, + EFAULT: 21, + ENOTBLK: 105, + EBUSY: 10, + EEXIST: 20, + EXDEV: 75, + ENODEV: 43, + ENOTDIR: 54, + EISDIR: 31, + EINVAL: 28, + ENFILE: 41, + EMFILE: 33, + ENOTTY: 59, + ETXTBSY: 74, + EFBIG: 22, + ENOSPC: 51, + ESPIPE: 70, + EROFS: 69, + EMLINK: 34, + EPIPE: 64, + EDOM: 18, + ERANGE: 68, + ENOMSG: 49, + EIDRM: 24, + ECHRNG: 106, + EL2NSYNC: 156, + EL3HLT: 107, + EL3RST: 108, + ELNRNG: 109, + EUNATCH: 110, + ENOCSI: 111, + EL2HLT: 112, + EDEADLK: 16, + ENOLCK: 46, + EBADE: 113, + EBADR: 114, + EXFULL: 115, + ENOANO: 104, + EBADRQC: 103, + EBADSLT: 102, + EDEADLOCK: 16, + EBFONT: 101, + ENOSTR: 100, + ENODATA: 116, + ETIME: 117, + ENOSR: 118, + ENONET: 119, + ENOPKG: 120, + EREMOTE: 121, + ENOLINK: 47, + EADV: 122, + ESRMNT: 123, + ECOMM: 124, + EPROTO: 65, + EMULTIHOP: 36, + EDOTDOT: 125, + EBADMSG: 9, + ENOTUNIQ: 126, + EBADFD: 127, + EREMCHG: 128, + ELIBACC: 129, + ELIBBAD: 130, + ELIBSCN: 131, + ELIBMAX: 132, + ELIBEXEC: 133, + ENOSYS: 52, + ENOTEMPTY: 55, + ENAMETOOLONG: 37, + ELOOP: 32, + EOPNOTSUPP: 138, + EPFNOSUPPORT: 139, + ECONNRESET: 15, + ENOBUFS: 42, + EAFNOSUPPORT: 5, + EPROTOTYPE: 67, + ENOTSOCK: 57, + ENOPROTOOPT: 50, + ESHUTDOWN: 140, + ECONNREFUSED: 14, + EADDRINUSE: 3, + ECONNABORTED: 13, + ENETUNREACH: 40, + ENETDOWN: 38, + ETIMEDOUT: 73, + EHOSTDOWN: 142, + EHOSTUNREACH: 23, + EINPROGRESS: 26, + EALREADY: 7, + EDESTADDRREQ: 17, + EMSGSIZE: 35, + EPROTONOSUPPORT: 66, + ESOCKTNOSUPPORT: 137, + EADDRNOTAVAIL: 4, + ENETRESET: 39, + EISCONN: 30, + ENOTCONN: 53, + ETOOMANYREFS: 141, + EUSERS: 136, + EDQUOT: 19, + ESTALE: 72, + ENOTSUP: 138, + ENOMEDIUM: 148, + EILSEQ: 25, + EOVERFLOW: 61, + ECANCELED: 11, + ENOTRECOVERABLE: 56, + EOWNERDEAD: 62, + ESTRPIPE: 135, + }; + + var NODEFS = { + isWindows: false, + staticInit() { + NODEFS.isWindows = !!process.platform.match(/^win/); + var flags = process.binding('constants'); + // Node.js 4 compatibility: it has no namespaces for constants + if (flags['fs']) { + flags = flags['fs']; + } + NODEFS.flagsForNodeMap = { + 1024: flags['O_APPEND'], + 64: flags['O_CREAT'], + 128: flags['O_EXCL'], + 256: flags['O_NOCTTY'], + 0: flags['O_RDONLY'], + 2: flags['O_RDWR'], + 4096: flags['O_SYNC'], + 512: flags['O_TRUNC'], + 1: flags['O_WRONLY'], + 131072: flags['O_NOFOLLOW'], + }; + }, + convertNodeCode(e) { + var code = e.code; + return ERRNO_CODES[code]; + }, + tryFSOperation(f) { + try { + return f(); + } catch (e) { + if (!e.code) throw e; + // node under windows can return code 'UNKNOWN' here: + // https://github.com/emscripten-core/emscripten/issues/15468 + if (e.code === 'UNKNOWN') throw new FS.ErrnoError(28); + throw new FS.ErrnoError(NODEFS.convertNodeCode(e)); + } + }, + mount(mount) { + return NODEFS.createNode( + null, + '/', + NODEFS.getMode(mount.opts.root), + 0 + ); + }, + createNode(parent, name, mode, dev) { + if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { + throw new FS.ErrnoError(28); + } + var node = FS.createNode(parent, name, mode); + node.node_ops = NODEFS.node_ops; + node.stream_ops = NODEFS.stream_ops; + return node; + }, + getMode(path) { + return NODEFS.tryFSOperation(() => { + var mode = fs.lstatSync(path).mode; + if (NODEFS.isWindows) { + // Windows does not report the 'x' permission bit, so propagate read + // bits to execute bits. + mode |= (mode & 292) >> 2; + } + return mode; + }); + }, + realPath(node) { + var parts = []; + while (node.parent !== node) { + parts.push(node.name); + node = node.parent; + } + parts.push(node.mount.opts.root); + parts.reverse(); + return PATH.join(...parts); + }, + flagsForNode(flags) { + flags &= ~2097152; + // Ignore this flag from musl, otherwise node.js fails to open the file. + flags &= ~2048; + // Ignore this flag from musl, otherwise node.js fails to open the file. + flags &= ~32768; + // Ignore this flag from musl, otherwise node.js fails to open the file. + flags &= ~524288; + // Some applications may pass it; it makes no sense for a single process. + flags &= ~65536; + // Node.js doesn't need this passed in, it errors. + var newFlags = 0; + for (var k in NODEFS.flagsForNodeMap) { + if (flags & k) { + newFlags |= NODEFS.flagsForNodeMap[k]; + flags ^= k; + } + } + if (flags) { + throw new FS.ErrnoError(28); + } + return newFlags; + }, + node_ops: { + getattr(node) { + var path = NODEFS.realPath(node); + var stat; + NODEFS.tryFSOperation(() => (stat = fs.lstatSync(path))); + if (NODEFS.isWindows) { + // node.js v0.10.20 doesn't report blksize and blocks on Windows. Fake + // them with default blksize of 4096. + // See http://support.microsoft.com/kb/140365 + if (!stat.blksize) { + stat.blksize = 4096; + } + if (!stat.blocks) { + stat.blocks = + ((stat.size + stat.blksize - 1) / stat.blksize) | 0; + } + // Windows does not report the 'x' permission bit, so propagate read + // bits to execute bits. + stat.mode |= (stat.mode & 292) >> 2; + } + return { + dev: stat.dev, + ino: stat.ino, + mode: stat.mode, + nlink: stat.nlink, + uid: stat.uid, + gid: stat.gid, + rdev: stat.rdev, + size: stat.size, + atime: stat.atime, + mtime: stat.mtime, + ctime: stat.ctime, + blksize: stat.blksize, + blocks: stat.blocks, + }; + }, + setattr(node, attr) { + var path = NODEFS.realPath(node); + NODEFS.tryFSOperation(() => { + if (attr.mode !== undefined) { + var mode = attr.mode; + if (NODEFS.isWindows) { + // Windows only supports S_IREAD / S_IWRITE (S_IRUSR / S_IWUSR) + // https://learn.microsoft.com/en-us/cpp/c-runtime-library/reference/chmod-wchmod + mode &= 384; + } + fs.chmodSync(path, mode); + // update the common node structure mode as well + node.mode = attr.mode; + } + if (attr.atime || attr.mtime) { + var atime = attr.atime && new Date(attr.atime); + var mtime = attr.mtime && new Date(attr.mtime); + fs.utimesSync(path, atime, mtime); + } + if (attr.size !== undefined) { + fs.truncateSync(path, attr.size); + } + }); + }, + lookup(parent, name) { + var path = PATH.join2(NODEFS.realPath(parent), name); + var mode = NODEFS.getMode(path); + return NODEFS.createNode(parent, name, mode); + }, + mknod(parent, name, mode, dev) { + var node = NODEFS.createNode(parent, name, mode, dev); + // create the backing node for this in the fs root as well + var path = NODEFS.realPath(node); + NODEFS.tryFSOperation(() => { + if (FS.isDir(node.mode)) { + fs.mkdirSync(path, node.mode); + } else { + fs.writeFileSync(path, '', { + mode: node.mode, + }); + } + }); + return node; + }, + rename(oldNode, newDir, newName) { + var oldPath = NODEFS.realPath(oldNode); + var newPath = PATH.join2(NODEFS.realPath(newDir), newName); + try { + FS.unlink(newPath); + } catch (e) {} + NODEFS.tryFSOperation(() => fs.renameSync(oldPath, newPath)); + oldNode.name = newName; + }, + unlink(parent, name) { + var path = PATH.join2(NODEFS.realPath(parent), name); + NODEFS.tryFSOperation(() => fs.unlinkSync(path)); + }, + rmdir(parent, name) { + var path = PATH.join2(NODEFS.realPath(parent), name); + NODEFS.tryFSOperation(() => fs.rmdirSync(path)); + }, + readdir(node) { + var path = NODEFS.realPath(node); + return NODEFS.tryFSOperation(() => fs.readdirSync(path)); + }, + symlink(parent, newName, oldPath) { + var newPath = PATH.join2(NODEFS.realPath(parent), newName); + NODEFS.tryFSOperation(() => fs.symlinkSync(oldPath, newPath)); + }, + readlink(node) { + var path = NODEFS.realPath(node); + return NODEFS.tryFSOperation(() => fs.readlinkSync(path)); + }, + statfs(path) { + var stats = NODEFS.tryFSOperation(() => fs.statfsSync(path)); + // Node.js doesn't provide frsize (fragment size). Set it to bsize (block size) + // as they're often the same in many file systems. May not be accurate for all. + stats.frsize = stats.bsize; + return stats; + }, + }, + stream_ops: { + open(stream) { + var path = NODEFS.realPath(stream.node); + NODEFS.tryFSOperation(() => { + if (FS.isFile(stream.node.mode)) { + stream.shared.refcount = 1; + stream.nfd = fs.openSync( + path, + NODEFS.flagsForNode(stream.flags) + ); + } + }); + }, + close(stream) { + NODEFS.tryFSOperation(() => { + if ( + FS.isFile(stream.node.mode) && + stream.nfd && + --stream.shared.refcount === 0 + ) { + fs.closeSync(stream.nfd); + } + }); + }, + dup(stream) { + stream.shared.refcount++; + }, + read(stream, buffer, offset, length, position) { + // Node.js < 6 compatibility: node errors on 0 length reads + if (length === 0) return 0; + return NODEFS.tryFSOperation(() => + fs.readSync( + stream.nfd, + new Int8Array(buffer.buffer, offset, length), + 0, + length, + position + ) + ); + }, + write(stream, buffer, offset, length, position) { + return NODEFS.tryFSOperation(() => + fs.writeSync( + stream.nfd, + new Int8Array(buffer.buffer, offset, length), + 0, + length, + position + ) + ); + }, + llseek(stream, offset, whence) { + var position = offset; + if (whence === 1) { + position += stream.position; + } else if (whence === 2) { + if (FS.isFile(stream.node.mode)) { + NODEFS.tryFSOperation(() => { + var stat = fs.fstatSync(stream.nfd); + position += stat.size; + }); + } + } + if (position < 0) { + throw new FS.ErrnoError(28); + } + return position; + }, + mmap(stream, length, position, prot, flags) { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + var ptr = mmapAlloc(length); + NODEFS.stream_ops.read(stream, HEAP8, ptr, length, position); + return { + ptr, + allocated: true, + }; + }, + msync(stream, buffer, offset, length, mmapFlags) { + NODEFS.stream_ops.write( + stream, + buffer, + 0, + length, + offset, + false + ); + // should we check if bytesWritten and length are the same? + return 0; + }, + }, + }; + + var PROXYFS = { + mount(mount) { + return PROXYFS.createNode( + null, + '/', + mount.opts.fs.lstat(mount.opts.root).mode, + 0 + ); + }, + createNode(parent, name, mode, dev) { + if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { + throw new FS.ErrnoError(ERRNO_CODES.EINVAL); + } + var node = FS.createNode(parent, name, mode); + node.node_ops = PROXYFS.node_ops; + node.stream_ops = PROXYFS.stream_ops; + return node; + }, + realPath(node) { + var parts = []; + while (node.parent !== node) { + parts.push(node.name); + node = node.parent; + } + parts.push(node.mount.opts.root); + parts.reverse(); + return PATH.join(...parts); + }, + node_ops: { + getattr(node) { + var path = PROXYFS.realPath(node); + var stat; + try { + stat = node.mount.opts.fs.lstat(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + return { + dev: stat.dev, + ino: stat.ino, + mode: stat.mode, + nlink: stat.nlink, + uid: stat.uid, + gid: stat.gid, + rdev: stat.rdev, + size: stat.size, + atime: stat.atime, + mtime: stat.mtime, + ctime: stat.ctime, + blksize: stat.blksize, + blocks: stat.blocks, + }; + }, + setattr(node, attr) { + var path = PROXYFS.realPath(node); + try { + if (attr.mode !== undefined) { + node.mount.opts.fs.chmod(path, attr.mode); + // update the common node structure mode as well + node.mode = attr.mode; + } + if (attr.atime || attr.mtime) { + var atime = new Date(attr.atime || attr.mtime); + var mtime = new Date(attr.mtime || attr.atime); + node.mount.opts.fs.utime(path, atime, mtime); + } + if (attr.size !== undefined) { + node.mount.opts.fs.truncate(path, attr.size); + } + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + lookup(parent, name) { + try { + var path = PATH.join2(PROXYFS.realPath(parent), name); + var mode = parent.mount.opts.fs.lstat(path).mode; + var node = PROXYFS.createNode(parent, name, mode); + return node; + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + mknod(parent, name, mode, dev) { + var node = PROXYFS.createNode(parent, name, mode, dev); + // create the backing node for this in the fs root as well + var path = PROXYFS.realPath(node); + try { + if (FS.isDir(node.mode)) { + node.mount.opts.fs.mkdir(path, node.mode); + } else { + node.mount.opts.fs.writeFile(path, '', { + mode: node.mode, + }); + } + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + return node; + }, + rename(oldNode, newDir, newName) { + var oldPath = PROXYFS.realPath(oldNode); + var newPath = PATH.join2(PROXYFS.realPath(newDir), newName); + try { + oldNode.mount.opts.fs.rename(oldPath, newPath); + oldNode.name = newName; + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + unlink(parent, name) { + var path = PATH.join2(PROXYFS.realPath(parent), name); + try { + parent.mount.opts.fs.unlink(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + rmdir(parent, name) { + var path = PATH.join2(PROXYFS.realPath(parent), name); + try { + parent.mount.opts.fs.rmdir(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + readdir(node) { + var path = PROXYFS.realPath(node); + try { + return node.mount.opts.fs.readdir(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + symlink(parent, newName, oldPath) { + var newPath = PATH.join2(PROXYFS.realPath(parent), newName); + try { + parent.mount.opts.fs.symlink(oldPath, newPath); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + readlink(node) { + var path = PROXYFS.realPath(node); + try { + return node.mount.opts.fs.readlink(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + }, + stream_ops: { + open(stream) { + var path = PROXYFS.realPath(stream.node); + try { + stream.nfd = stream.node.mount.opts.fs.open( + path, + stream.flags + ); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + close(stream) { + try { + stream.node.mount.opts.fs.close(stream.nfd); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + read(stream, buffer, offset, length, position) { + try { + return stream.node.mount.opts.fs.read( + stream.nfd, + buffer, + offset, + length, + position + ); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + write(stream, buffer, offset, length, position) { + try { + return stream.node.mount.opts.fs.write( + stream.nfd, + buffer, + offset, + length, + position + ); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + llseek(stream, offset, whence) { + var position = offset; + if (whence === 1) { + position += stream.position; + } else if (whence === 2) { + if (FS.isFile(stream.node.mode)) { + try { + var stat = stream.node.node_ops.getattr( + stream.node + ); + position += stat.size; + } catch (e) { + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + } + } + if (position < 0) { + throw new FS.ErrnoError(ERRNO_CODES.EINVAL); + } + return position; + }, + }, + }; + + var FS = { + root: null, + mounts: [], + devices: {}, + streams: [], + nextInode: 1, + nameTable: null, + currentPath: '/', + initialized: false, + ignorePermissions: true, + ErrnoError: class { + name = 'ErrnoError'; + // We set the `name` property to be able to identify `FS.ErrnoError` + // - the `name` is a standard ECMA-262 property of error objects. Kind of good to have it anyway. + // - when using PROXYFS, an error can come from an underlying FS + // as different FS objects have their own FS.ErrnoError each, + // the test `err instanceof FS.ErrnoError` won't detect an error coming from another filesystem, causing bugs. + // we'll use the reliable test `err.name == "ErrnoError"` instead + constructor(errno) { + this.errno = errno; + } + }, + filesystems: null, + syncFSRequests: 0, + readFiles: {}, + FSStream: class { + shared = {}; + get object() { + return this.node; + } + set object(val) { + this.node = val; + } + get isRead() { + return (this.flags & 2097155) !== 1; + } + get isWrite() { + return (this.flags & 2097155) !== 0; + } + get isAppend() { + return this.flags & 1024; + } + get flags() { + return this.shared.flags; + } + set flags(val) { + this.shared.flags = val; + } + get position() { + return this.shared.position; + } + set position(val) { + this.shared.position = val; + } + }, + FSNode: class { + node_ops = {}; + stream_ops = {}; + readMode = 292 | 73; + writeMode = 146; + mounted = null; + constructor(parent, name, mode, rdev) { + if (!parent) { + parent = this; + } + // root node sets parent to itself + this.parent = parent; + this.mount = parent.mount; + this.id = FS.nextInode++; + this.name = name; + this.mode = mode; + this.rdev = rdev; + this.atime = this.mtime = this.ctime = Date.now(); + } + get read() { + return (this.mode & this.readMode) === this.readMode; + } + set read(val) { + val + ? (this.mode |= this.readMode) + : (this.mode &= ~this.readMode); + } + get write() { + return (this.mode & this.writeMode) === this.writeMode; + } + set write(val) { + val + ? (this.mode |= this.writeMode) + : (this.mode &= ~this.writeMode); + } + get isFolder() { + return FS.isDir(this.mode); + } + get isDevice() { + return FS.isChrdev(this.mode); + } + }, + lookupPath(path, opts = {}) { + if (!path) + return { + path: '', + node: null, + }; + opts.follow_mount ??= true; + if (!PATH.isAbs(path)) { + path = FS.cwd() + '/' + path; + } + // limit max consecutive symlinks to 40 (SYMLOOP_MAX). + linkloop: for (var nlinks = 0; nlinks < 40; nlinks++) { + // split the absolute path + var parts = path.split('/').filter((p) => !!p && p !== '.'); + // start at the root + var current = FS.root; + var current_path = '/'; + for (var i = 0; i < parts.length; i++) { + var islast = i === parts.length - 1; + if (islast && opts.parent) { + // stop resolving + break; + } + if (parts[i] === '..') { + current_path = PATH.dirname(current_path); + current = current.parent; + continue; + } + current_path = PATH.join2(current_path, parts[i]); + try { + current = FS.lookupNode(current, parts[i]); + } catch (e) { + // if noent_okay is true, suppress a ENOENT in the last component + // and return an object with an undefined node. This is needed for + // resolving symlinks in the path when creating a file. + if (e?.errno === 44 && islast && opts.noent_okay) { + return { + path: current_path, + }; + } + throw e; + } + // jump to the mount's root node if this is a mountpoint + if ( + FS.isMountpoint(current) && + (!islast || opts.follow_mount) + ) { + current = current.mounted.root; + } + // by default, lookupPath will not follow a symlink if it is the final path component. + // setting opts.follow = true will override this behavior. + if (FS.isLink(current.mode) && (!islast || opts.follow)) { + if (!current.node_ops.readlink) { + throw new FS.ErrnoError(52); + } + var link = current.node_ops.readlink(current); + if (!PATH.isAbs(link)) { + link = PATH.dirname(current_path) + '/' + link; + } + path = link + '/' + parts.slice(i + 1).join('/'); + continue linkloop; + } + } + return { + path: current_path, + node: current, + }; + } + throw new FS.ErrnoError(32); + }, + getPath(node) { + var path; + while (true) { + if (FS.isRoot(node)) { + var mount = node.mount.mountpoint; + if (!path) return mount; + return mount[mount.length - 1] !== '/' + ? `${mount}/${path}` + : mount + path; + } + path = path ? `${node.name}/${path}` : node.name; + node = node.parent; + } + }, + hashName(parentid, name) { + var hash = 0; + for (var i = 0; i < name.length; i++) { + hash = ((hash << 5) - hash + name.charCodeAt(i)) | 0; + } + return ((parentid + hash) >>> 0) % FS.nameTable.length; + }, + hashAddNode(node) { + var hash = FS.hashName(node.parent.id, node.name); + node.name_next = FS.nameTable[hash]; + FS.nameTable[hash] = node; + }, + hashRemoveNode(node) { + var hash = FS.hashName(node.parent.id, node.name); + if (FS.nameTable[hash] === node) { + FS.nameTable[hash] = node.name_next; + } else { + var current = FS.nameTable[hash]; + while (current) { + if (current.name_next === node) { + current.name_next = node.name_next; + break; + } + current = current.name_next; + } + } + }, + lookupNode(parent, name) { + var errCode = FS.mayLookup(parent); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + var hash = FS.hashName(parent.id, name); + for (var node = FS.nameTable[hash]; node; node = node.name_next) { + var nodeName = node.name; + if (node.parent.id === parent.id && nodeName === name) { + return node; + } + } + // if we failed to find it in the cache, call into the VFS + return FS.lookup(parent, name); + }, + createNode(parent, name, mode, rdev) { + var node = new FS.FSNode(parent, name, mode, rdev); + FS.hashAddNode(node); + return node; + }, + destroyNode(node) { + FS.hashRemoveNode(node); + }, + isRoot(node) { + return node === node.parent; + }, + isMountpoint(node) { + return !!node.mounted; + }, + isFile(mode) { + return (mode & 61440) === 32768; + }, + isDir(mode) { + return (mode & 61440) === 16384; + }, + isLink(mode) { + return (mode & 61440) === 40960; + }, + isChrdev(mode) { + return (mode & 61440) === 8192; + }, + isBlkdev(mode) { + return (mode & 61440) === 24576; + }, + isFIFO(mode) { + return (mode & 61440) === 4096; + }, + isSocket(mode) { + return (mode & 49152) === 49152; + }, + flagsToPermissionString(flag) { + var perms = ['r', 'w', 'rw'][flag & 3]; + if (flag & 512) { + perms += 'w'; + } + return perms; + }, + nodePermissions(node, perms) { + if (FS.ignorePermissions) { + return 0; + } + // return 0 if any user, group or owner bits are set. + if (perms.includes('r') && !(node.mode & 292)) { + return 2; + } else if (perms.includes('w') && !(node.mode & 146)) { + return 2; + } else if (perms.includes('x') && !(node.mode & 73)) { + return 2; + } + return 0; + }, + mayLookup(dir) { + if (!FS.isDir(dir.mode)) return 54; + var errCode = FS.nodePermissions(dir, 'x'); + if (errCode) return errCode; + if (!dir.node_ops.lookup) return 2; + return 0; + }, + mayCreate(dir, name) { + if (!FS.isDir(dir.mode)) { + return 54; + } + try { + var node = FS.lookupNode(dir, name); + return 20; + } catch (e) {} + return FS.nodePermissions(dir, 'wx'); + }, + mayDelete(dir, name, isdir) { + var node; + try { + node = FS.lookupNode(dir, name); + } catch (e) { + return e.errno; + } + var errCode = FS.nodePermissions(dir, 'wx'); + if (errCode) { + return errCode; + } + if (isdir) { + if (!FS.isDir(node.mode)) { + return 54; + } + if (FS.isRoot(node) || FS.getPath(node) === FS.cwd()) { + return 10; + } + } else { + if (FS.isDir(node.mode)) { + return 31; + } + } + return 0; + }, + mayOpen(node, flags) { + if (!node) { + return 44; + } + if (FS.isLink(node.mode)) { + return 32; + } else if (FS.isDir(node.mode)) { + if ( + FS.flagsToPermissionString(flags) !== 'r' || // opening for write + flags & 512 + ) { + // TODO: check for O_SEARCH? (== search for dir only) + return 31; + } + } + return FS.nodePermissions(node, FS.flagsToPermissionString(flags)); + }, + MAX_OPEN_FDS: 4096, + nextfd() { + for (var fd = 0; fd <= FS.MAX_OPEN_FDS; fd++) { + if (!FS.streams[fd]) { + return fd; + } + } + throw new FS.ErrnoError(33); + }, + getStreamChecked(fd) { + var stream = FS.getStream(fd); + if (!stream) { + throw new FS.ErrnoError(8); + } + return stream; + }, + getStream: (fd) => FS.streams[fd], + createStream(stream, fd = -1) { + // clone it, so we can return an instance of FSStream + stream = Object.assign(new FS.FSStream(), stream); + if (fd == -1) { + fd = FS.nextfd(); + } + stream.fd = fd; + FS.streams[fd] = stream; + return stream; + }, + closeStream(fd) { + FS.streams[fd] = null; + }, + dupStream(origStream, fd = -1) { + var stream = FS.createStream(origStream, fd); + stream.stream_ops?.dup?.(stream); + return stream; + }, + chrdev_stream_ops: { + open(stream) { + var device = FS.getDevice(stream.node.rdev); + // override node's stream ops with the device's + stream.stream_ops = device.stream_ops; + // forward the open call + stream.stream_ops.open?.(stream); + }, + llseek() { + throw new FS.ErrnoError(70); + }, + }, + major: (dev) => dev >> 8, + minor: (dev) => dev & 255, + makedev: (ma, mi) => (ma << 8) | mi, + registerDevice(dev, ops) { + FS.devices[dev] = { + stream_ops: ops, + }; + }, + getDevice: (dev) => FS.devices[dev], + getMounts(mount) { + var mounts = []; + var check = [mount]; + while (check.length) { + var m = check.pop(); + mounts.push(m); + check.push(...m.mounts); + } + return mounts; + }, + syncfs(populate, callback) { + if (typeof populate == 'function') { + callback = populate; + populate = false; + } + FS.syncFSRequests++; + if (FS.syncFSRequests > 1) { + err( + `warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work` + ); + } + var mounts = FS.getMounts(FS.root.mount); + var completed = 0; + function doCallback(errCode) { + FS.syncFSRequests--; + return callback(errCode); + } + function done(errCode) { + if (errCode) { + if (!done.errored) { + done.errored = true; + return doCallback(errCode); + } + return; + } + if (++completed >= mounts.length) { + doCallback(null); + } + } + // sync all mounts + mounts.forEach((mount) => { + if (!mount.type.syncfs) { + return done(null); + } + mount.type.syncfs(mount, populate, done); + }); + }, + mount(type, opts, mountpoint) { + var root = mountpoint === '/'; + var pseudo = !mountpoint; + var node; + if (root && FS.root) { + throw new FS.ErrnoError(10); + } else if (!root && !pseudo) { + var lookup = FS.lookupPath(mountpoint, { + follow_mount: false, + }); + mountpoint = lookup.path; + // use the absolute path + node = lookup.node; + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + if (!FS.isDir(node.mode)) { + throw new FS.ErrnoError(54); + } + } + var mount = { + type, + opts, + mountpoint, + mounts: [], + }; + // create a root node for the fs + var mountRoot = type.mount(mount); + mountRoot.mount = mount; + mount.root = mountRoot; + if (root) { + FS.root = mountRoot; + } else if (node) { + // set as a mountpoint + node.mounted = mount; + // add the new mount to the current mount's children + if (node.mount) { + node.mount.mounts.push(mount); + } + } + return mountRoot; + }, + unmount(mountpoint) { + var lookup = FS.lookupPath(mountpoint, { + follow_mount: false, + }); + if (!FS.isMountpoint(lookup.node)) { + throw new FS.ErrnoError(28); + } + // destroy the nodes for this mount, and all its child mounts + var node = lookup.node; + var mount = node.mounted; + var mounts = FS.getMounts(mount); + Object.keys(FS.nameTable).forEach((hash) => { + var current = FS.nameTable[hash]; + while (current) { + var next = current.name_next; + if (mounts.includes(current.mount)) { + FS.destroyNode(current); + } + current = next; + } + }); + // no longer a mountpoint + node.mounted = null; + // remove this mount from the child mounts + var idx = node.mount.mounts.indexOf(mount); + node.mount.mounts.splice(idx, 1); + }, + lookup(parent, name) { + return parent.node_ops.lookup(parent, name); + }, + mknod(path, mode, dev) { + var lookup = FS.lookupPath(path, { + parent: true, + }); + var parent = lookup.node; + var name = PATH.basename(path); + if (!name || name === '.' || name === '..') { + throw new FS.ErrnoError(28); + } + var errCode = FS.mayCreate(parent, name); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.mknod) { + throw new FS.ErrnoError(63); + } + return parent.node_ops.mknod(parent, name, mode, dev); + }, + statfs(path) { + // NOTE: None of the defaults here are true. We're just returning safe and + // sane values. + var rtn = { + bsize: 4096, + frsize: 4096, + blocks: 1e6, + bfree: 5e5, + bavail: 5e5, + files: FS.nextInode, + ffree: FS.nextInode - 1, + fsid: 42, + flags: 2, + namelen: 255, + }; + var parent = FS.lookupPath(path, { + follow: true, + }).node; + if (parent?.node_ops.statfs) { + Object.assign( + rtn, + parent.node_ops.statfs(parent.mount.opts.root) + ); + } + return rtn; + }, + create(path, mode = 438) { + mode &= 4095; + mode |= 32768; + return FS.mknod(path, mode, 0); + }, + mkdir(path, mode = 511) { + mode &= 511 | 512; + mode |= 16384; + return FS.mknod(path, mode, 0); + }, + mkdirTree(path, mode) { + var dirs = path.split('/'); + var d = ''; + for (var i = 0; i < dirs.length; ++i) { + if (!dirs[i]) continue; + d += '/' + dirs[i]; + try { + FS.mkdir(d, mode); + } catch (e) { + if (e.errno != 20) throw e; + } + } + }, + mkdev(path, mode, dev) { + if (typeof dev == 'undefined') { + dev = mode; + mode = 438; + } + mode |= 8192; + return FS.mknod(path, mode, dev); + }, + symlink(oldpath, newpath) { + if (!PATH_FS.resolve(oldpath)) { + throw new FS.ErrnoError(44); + } + var lookup = FS.lookupPath(newpath, { + parent: true, + }); + var parent = lookup.node; + if (!parent) { + throw new FS.ErrnoError(44); + } + var newname = PATH.basename(newpath); + var errCode = FS.mayCreate(parent, newname); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.symlink) { + throw new FS.ErrnoError(63); + } + return parent.node_ops.symlink(parent, newname, oldpath); + }, + rename(old_path, new_path) { + var old_dirname = PATH.dirname(old_path); + var new_dirname = PATH.dirname(new_path); + var old_name = PATH.basename(old_path); + var new_name = PATH.basename(new_path); + // parents must exist + var lookup, old_dir, new_dir; + // let the errors from non existent directories percolate up + lookup = FS.lookupPath(old_path, { + parent: true, + }); + old_dir = lookup.node; + lookup = FS.lookupPath(new_path, { + parent: true, + }); + new_dir = lookup.node; + if (!old_dir || !new_dir) throw new FS.ErrnoError(44); + // need to be part of the same mount + if (old_dir.mount !== new_dir.mount) { + throw new FS.ErrnoError(75); + } + // source must exist + var old_node = FS.lookupNode(old_dir, old_name); + // old path should not be an ancestor of the new path + var relative = PATH_FS.relative(old_path, new_dirname); + if (relative.charAt(0) !== '.') { + throw new FS.ErrnoError(28); + } + // new path should not be an ancestor of the old path + relative = PATH_FS.relative(new_path, old_dirname); + if (relative.charAt(0) !== '.') { + throw new FS.ErrnoError(55); + } + // see if the new path already exists + var new_node; + try { + new_node = FS.lookupNode(new_dir, new_name); + } catch (e) {} + // early out if nothing needs to change + if (old_node === new_node) { + return; + } + // we'll need to delete the old entry + var isdir = FS.isDir(old_node.mode); + var errCode = FS.mayDelete(old_dir, old_name, isdir); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + // need delete permissions if we'll be overwriting. + // need create permissions if new doesn't already exist. + errCode = new_node + ? FS.mayDelete(new_dir, new_name, isdir) + : FS.mayCreate(new_dir, new_name); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!old_dir.node_ops.rename) { + throw new FS.ErrnoError(63); + } + if ( + FS.isMountpoint(old_node) || + (new_node && FS.isMountpoint(new_node)) + ) { + throw new FS.ErrnoError(10); + } + // if we are going to change the parent, check write permissions + if (new_dir !== old_dir) { + errCode = FS.nodePermissions(old_dir, 'w'); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + } + // remove the node from the lookup hash + FS.hashRemoveNode(old_node); + // do the underlying fs rename + try { + old_dir.node_ops.rename(old_node, new_dir, new_name); + // update old node (we do this here to avoid each backend + // needing to) + old_node.parent = new_dir; + } catch (e) { + throw e; + } finally { + // add the node back to the hash (in case node_ops.rename + // changed its name) + FS.hashAddNode(old_node); + } + }, + rmdir(path) { + var lookup = FS.lookupPath(path, { + parent: true, + }); + var parent = lookup.node; + var name = PATH.basename(path); + var node = FS.lookupNode(parent, name); + var errCode = FS.mayDelete(parent, name, true); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.rmdir) { + throw new FS.ErrnoError(63); + } + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + parent.node_ops.rmdir(parent, name); + FS.destroyNode(node); + }, + readdir(path) { + var lookup = FS.lookupPath(path, { + follow: true, + }); + var node = lookup.node; + if (!node.node_ops.readdir) { + throw new FS.ErrnoError(54); + } + return node.node_ops.readdir(node); + }, + unlink(path) { + var lookup = FS.lookupPath(path, { + parent: true, + }); + var parent = lookup.node; + if (!parent) { + throw new FS.ErrnoError(44); + } + var name = PATH.basename(path); + var node = FS.lookupNode(parent, name); + var errCode = FS.mayDelete(parent, name, false); + if (errCode) { + // According to POSIX, we should map EISDIR to EPERM, but + // we instead do what Linux does (and we must, as we use + // the musl linux libc). + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.unlink) { + throw new FS.ErrnoError(63); + } + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + parent.node_ops.unlink(parent, name); + FS.destroyNode(node); + }, + readlink(path) { + var lookup = FS.lookupPath(path); + var link = lookup.node; + if (!link) { + throw new FS.ErrnoError(44); + } + if (!link.node_ops.readlink) { + throw new FS.ErrnoError(28); + } + return link.node_ops.readlink(link); + }, + stat(path, dontFollow) { + var lookup = FS.lookupPath(path, { + follow: !dontFollow, + }); + var node = lookup.node; + if (!node) { + throw new FS.ErrnoError(44); + } + if (!node.node_ops.getattr) { + throw new FS.ErrnoError(63); + } + return node.node_ops.getattr(node); + }, + lstat(path) { + return FS.stat(path, true); + }, + chmod(path, mode, dontFollow) { + var node; + if (typeof path == 'string') { + var lookup = FS.lookupPath(path, { + follow: !dontFollow, + }); + node = lookup.node; + } else { + node = path; + } + if (!node.node_ops.setattr) { + throw new FS.ErrnoError(63); + } + node.node_ops.setattr(node, { + mode: (mode & 4095) | (node.mode & ~4095), + ctime: Date.now(), + }); + }, + lchmod(path, mode) { + FS.chmod(path, mode, true); + }, + fchmod(fd, mode) { + var stream = FS.getStreamChecked(fd); + FS.chmod(stream.node, mode); + }, + chown(path, uid, gid, dontFollow) { + var node; + if (typeof path == 'string') { + var lookup = FS.lookupPath(path, { + follow: !dontFollow, + }); + node = lookup.node; + } else { + node = path; + } + if (!node.node_ops.setattr) { + throw new FS.ErrnoError(63); + } + node.node_ops.setattr(node, { + timestamp: Date.now(), + }); + }, + // we ignore the uid / gid for now + lchown(path, uid, gid) { + FS.chown(path, uid, gid, true); + }, + fchown(fd, uid, gid) { + var stream = FS.getStreamChecked(fd); + FS.chown(stream.node, uid, gid); + }, + truncate(path, len) { + if (len < 0) { + throw new FS.ErrnoError(28); + } + var node; + if (typeof path == 'string') { + var lookup = FS.lookupPath(path, { + follow: true, + }); + node = lookup.node; + } else { + node = path; + } + if (!node.node_ops.setattr) { + throw new FS.ErrnoError(63); + } + if (FS.isDir(node.mode)) { + throw new FS.ErrnoError(31); + } + if (!FS.isFile(node.mode)) { + throw new FS.ErrnoError(28); + } + var errCode = FS.nodePermissions(node, 'w'); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + node.node_ops.setattr(node, { + size: len, + timestamp: Date.now(), + }); + }, + ftruncate(fd, len) { + var stream = FS.getStreamChecked(fd); + if ((stream.flags & 2097155) === 0) { + throw new FS.ErrnoError(28); + } + FS.truncate(stream.node, len); + }, + utime(path, atime, mtime) { + var lookup = FS.lookupPath(path, { + follow: true, + }); + var node = lookup.node; + node.node_ops.setattr(node, { + atime, + mtime, + }); + }, + open(path, flags, mode = 438) { + if (path === '') { + throw new FS.ErrnoError(44); + } + flags = + typeof flags == 'string' ? FS_modeStringToFlags(flags) : flags; + if (flags & 64) { + mode = (mode & 4095) | 32768; + } else { + mode = 0; + } + var node; + if (typeof path == 'object') { + node = path; + } else { + // noent_okay makes it so that if the final component of the path + // doesn't exist, lookupPath returns `node: undefined`. `path` will be + // updated to point to the target of all symlinks. + var lookup = FS.lookupPath(path, { + follow: !(flags & 131072), + noent_okay: true, + }); + node = lookup.node; + path = lookup.path; + } + // perhaps we need to create the node + var created = false; + if (flags & 64) { + if (node) { + // if O_CREAT and O_EXCL are set, error out if the node already exists + if (flags & 128) { + throw new FS.ErrnoError(20); + } + } else { + // node doesn't exist, try to create it + node = FS.mknod(path, mode, 0); + created = true; + } + } + if (!node) { + throw new FS.ErrnoError(44); + } + // can't truncate a device + if (FS.isChrdev(node.mode)) { + flags &= ~512; + } + // if asked only for a directory, then this must be one + if (flags & 65536 && !FS.isDir(node.mode)) { + throw new FS.ErrnoError(54); + } + // check permissions, if this is not a file we just created now (it is ok to + // create and write to a file with read-only permissions; it is read-only + // for later use) + if (!created) { + var errCode = FS.mayOpen(node, flags); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + } + // do truncation if necessary + if (flags & 512 && !created) { + FS.truncate(node, 0); + } + // we've already handled these, don't pass down to the underlying vfs + flags &= ~(128 | 512 | 131072); + // register the stream with the filesystem + var stream = FS.createStream({ + node, + path: FS.getPath(node), + // we want the absolute path to the node + flags, + seekable: true, + position: 0, + stream_ops: node.stream_ops, + // used by the file family libc calls (fopen, fwrite, ferror, etc.) + ungotten: [], + error: false, + }); + // call the new stream's open function + if (stream.stream_ops.open) { + stream.stream_ops.open(stream); + } + if (Module['logReadFiles'] && !(flags & 1)) { + if (!(path in FS.readFiles)) { + FS.readFiles[path] = 1; + } + } + return stream; + }, + close(stream) { + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if (stream.getdents) stream.getdents = null; + // free readdir state + try { + if (stream.stream_ops.close) { + stream.stream_ops.close(stream); + } + } catch (e) { + throw e; + } finally { + FS.closeStream(stream.fd); + } + stream.fd = null; + }, + isClosed(stream) { + return stream.fd === null; + }, + llseek(stream, offset, whence) { + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if (!stream.seekable || !stream.stream_ops.llseek) { + throw new FS.ErrnoError(70); + } + if (whence != 0 && whence != 1 && whence != 2) { + throw new FS.ErrnoError(28); + } + stream.position = stream.stream_ops.llseek(stream, offset, whence); + stream.ungotten = []; + return stream.position; + }, + read(stream, buffer, offset, length, position) { + if (length < 0 || position < 0) { + throw new FS.ErrnoError(28); + } + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if ((stream.flags & 2097155) === 1) { + throw new FS.ErrnoError(8); + } + if (FS.isDir(stream.node.mode)) { + throw new FS.ErrnoError(31); + } + if (!stream.stream_ops.read) { + throw new FS.ErrnoError(28); + } + var seeking = typeof position != 'undefined'; + if (!seeking) { + position = stream.position; + } else if (!stream.seekable) { + throw new FS.ErrnoError(70); + } + var bytesRead = stream.stream_ops.read( + stream, + buffer, + offset, + length, + position + ); + if (!seeking) stream.position += bytesRead; + return bytesRead; + }, + write(stream, buffer, offset, length, position, canOwn) { + if (length < 0 || position < 0) { + throw new FS.ErrnoError(28); + } + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if ((stream.flags & 2097155) === 0) { + throw new FS.ErrnoError(8); + } + if (FS.isDir(stream.node.mode)) { + throw new FS.ErrnoError(31); + } + if (!stream.stream_ops.write) { + throw new FS.ErrnoError(28); + } + if (stream.seekable && stream.flags & 1024) { + // seek to the end before writing in append mode + FS.llseek(stream, 0, 2); + } + var seeking = typeof position != 'undefined'; + if (!seeking) { + position = stream.position; + } else if (!stream.seekable) { + throw new FS.ErrnoError(70); + } + var bytesWritten = stream.stream_ops.write( + stream, + buffer, + offset, + length, + position, + canOwn + ); + if (!seeking) stream.position += bytesWritten; + return bytesWritten; + }, + allocate(stream, offset, length) { + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if (offset < 0 || length <= 0) { + throw new FS.ErrnoError(28); + } + if ((stream.flags & 2097155) === 0) { + throw new FS.ErrnoError(8); + } + if (!FS.isFile(stream.node.mode) && !FS.isDir(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + if (!stream.stream_ops.allocate) { + throw new FS.ErrnoError(138); + } + stream.stream_ops.allocate(stream, offset, length); + }, + mmap(stream, length, position, prot, flags) { + // User requests writing to file (prot & PROT_WRITE != 0). + // Checking if we have permissions to write to the file unless + // MAP_PRIVATE flag is set. According to POSIX spec it is possible + // to write to file opened in read-only mode with MAP_PRIVATE flag, + // as all modifications will be visible only in the memory of + // the current process. + if ( + (prot & 2) !== 0 && + (flags & 2) === 0 && + (stream.flags & 2097155) !== 2 + ) { + throw new FS.ErrnoError(2); + } + if ((stream.flags & 2097155) === 1) { + throw new FS.ErrnoError(2); + } + if (!stream.stream_ops.mmap) { + throw new FS.ErrnoError(43); + } + if (!length) { + throw new FS.ErrnoError(28); + } + return stream.stream_ops.mmap( + stream, + length, + position, + prot, + flags + ); + }, + msync(stream, buffer, offset, length, mmapFlags) { + if (!stream.stream_ops.msync) { + return 0; + } + return stream.stream_ops.msync( + stream, + buffer, + offset, + length, + mmapFlags + ); + }, + ioctl(stream, cmd, arg) { + if (!stream.stream_ops.ioctl) { + throw new FS.ErrnoError(59); + } + return stream.stream_ops.ioctl(stream, cmd, arg); + }, + readFile(path, opts = {}) { + opts.flags = opts.flags || 0; + opts.encoding = opts.encoding || 'binary'; + if (opts.encoding !== 'utf8' && opts.encoding !== 'binary') { + throw new Error(`Invalid encoding type "${opts.encoding}"`); + } + var ret; + var stream = FS.open(path, opts.flags); + var stat = FS.stat(path); + var length = stat.size; + var buf = new Uint8Array(length); + FS.read(stream, buf, 0, length, 0); + if (opts.encoding === 'utf8') { + ret = UTF8ArrayToString(buf); + } else if (opts.encoding === 'binary') { + ret = buf; + } + FS.close(stream); + return ret; + }, + writeFile(path, data, opts = {}) { + opts.flags = opts.flags || 577; + var stream = FS.open(path, opts.flags, opts.mode); + if (typeof data == 'string') { + var buf = new Uint8Array(lengthBytesUTF8(data) + 1); + var actualNumBytes = stringToUTF8Array( + data, + buf, + 0, + buf.length + ); + FS.write( + stream, + buf, + 0, + actualNumBytes, + undefined, + opts.canOwn + ); + } else if (ArrayBuffer.isView(data)) { + FS.write( + stream, + data, + 0, + data.byteLength, + undefined, + opts.canOwn + ); + } else { + throw new Error('Unsupported data type'); + } + FS.close(stream); + }, + cwd: () => FS.currentPath, + chdir(path) { + var lookup = FS.lookupPath(path, { + follow: true, + }); + if (lookup.node === null) { + throw new FS.ErrnoError(44); + } + if (!FS.isDir(lookup.node.mode)) { + throw new FS.ErrnoError(54); + } + var errCode = FS.nodePermissions(lookup.node, 'x'); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + FS.currentPath = lookup.path; + }, + createDefaultDirectories() { + FS.mkdir('/tmp'); + FS.mkdir('/home'); + FS.mkdir('/home/web_user'); + }, + createDefaultDevices() { + // create /dev + FS.mkdir('/dev'); + // setup /dev/null + FS.registerDevice(FS.makedev(1, 3), { + read: () => 0, + write: (stream, buffer, offset, length, pos) => length, + llseek: () => 0, + }); + FS.mkdev('/dev/null', FS.makedev(1, 3)); + // setup /dev/tty and /dev/tty1 + // stderr needs to print output using err() rather than out() + // so we register a second tty just for it. + TTY.register(FS.makedev(5, 0), TTY.default_tty_ops); + TTY.register(FS.makedev(6, 0), TTY.default_tty1_ops); + FS.mkdev('/dev/tty', FS.makedev(5, 0)); + FS.mkdev('/dev/tty1', FS.makedev(6, 0)); + // setup /dev/[u]random + // use a buffer to avoid overhead of individual crypto calls per byte + var randomBuffer = new Uint8Array(1024), + randomLeft = 0; + var randomByte = () => { + if (randomLeft === 0) { + randomLeft = randomFill(randomBuffer).byteLength; + } + return randomBuffer[--randomLeft]; + }; + FS.createDevice('/dev', 'random', randomByte); + FS.createDevice('/dev', 'urandom', randomByte); + // we're not going to emulate the actual shm device, + // just create the tmp dirs that reside in it commonly + FS.mkdir('/dev/shm'); + FS.mkdir('/dev/shm/tmp'); + }, + createSpecialDirectories() { + // create /proc/self/fd which allows /proc/self/fd/6 => readlink gives the + // name of the stream for fd 6 (see test_unistd_ttyname) + FS.mkdir('/proc'); + var proc_self = FS.mkdir('/proc/self'); + FS.mkdir('/proc/self/fd'); + FS.mount( + { + mount() { + var node = FS.createNode(proc_self, 'fd', 16895, 73); + node.stream_ops = { + llseek: MEMFS.stream_ops.llseek, + }; + node.node_ops = { + lookup(parent, name) { + var fd = +name; + var stream = FS.getStreamChecked(fd); + var ret = { + parent: null, + mount: { + mountpoint: 'fake', + }, + node_ops: { + readlink: () => stream.path, + }, + id: fd + 1, + }; + ret.parent = ret; + // make it look like a simple root node + return ret; + }, + readdir() { + return Array.from(FS.streams.entries()) + .filter(([k, v]) => v) + .map(([k, v]) => k.toString()); + }, + }; + return node; + }, + }, + {}, + '/proc/self/fd' + ); + }, + createStandardStreams(input, output, error) { + // TODO deprecate the old functionality of a single + // input / output callback and that utilizes FS.createDevice + // and instead require a unique set of stream ops + // by default, we symlink the standard streams to the + // default tty devices. however, if the standard streams + // have been overwritten we create a unique device for + // them instead. + if (input) { + FS.createDevice('/dev', 'stdin', input); + } else { + FS.symlink('/dev/tty', '/dev/stdin'); + } + if (output) { + FS.createDevice('/dev', 'stdout', null, output); + } else { + FS.symlink('/dev/tty', '/dev/stdout'); + } + if (error) { + FS.createDevice('/dev', 'stderr', null, error); + } else { + FS.symlink('/dev/tty1', '/dev/stderr'); + } + // open default streams for the stdin, stdout and stderr devices + var stdin = FS.open('/dev/stdin', 0); + var stdout = FS.open('/dev/stdout', 1); + var stderr = FS.open('/dev/stderr', 1); + }, + staticInit() { + FS.nameTable = new Array(4096); + FS.mount(MEMFS, {}, '/'); + FS.createDefaultDirectories(); + FS.createDefaultDevices(); + FS.createSpecialDirectories(); + FS.filesystems = { + MEMFS: MEMFS, + NODEFS: NODEFS, + PROXYFS: PROXYFS, + }; + }, + init(input, output, error) { + FS.initialized = true; + // Allow Module.stdin etc. to provide defaults, if none explicitly passed to us here + input ??= Module['stdin']; + output ??= Module['stdout']; + error ??= Module['stderr']; + FS.createStandardStreams(input, output, error); + }, + quit() { + FS.initialized = false; + // force-flush all streams, so we get musl std streams printed out + _fflush(0); + // close all of our streams + for (var i = 0; i < FS.streams.length; i++) { + var stream = FS.streams[i]; + if (!stream) { + continue; + } + FS.close(stream); + } + }, + findObject(path, dontResolveLastLink) { + var ret = FS.analyzePath(path, dontResolveLastLink); + if (!ret.exists) { + return null; + } + return ret.object; + }, + analyzePath(path, dontResolveLastLink) { + // operate from within the context of the symlink's target + try { + var lookup = FS.lookupPath(path, { + follow: !dontResolveLastLink, + }); + path = lookup.path; + } catch (e) {} + var ret = { + isRoot: false, + exists: false, + error: 0, + name: null, + path: null, + object: null, + parentExists: false, + parentPath: null, + parentObject: null, + }; + try { + var lookup = FS.lookupPath(path, { + parent: true, + }); + ret.parentExists = true; + ret.parentPath = lookup.path; + ret.parentObject = lookup.node; + ret.name = PATH.basename(path); + lookup = FS.lookupPath(path, { + follow: !dontResolveLastLink, + }); + ret.exists = true; + ret.path = lookup.path; + ret.object = lookup.node; + ret.name = lookup.node.name; + ret.isRoot = lookup.path === '/'; + } catch (e) { + ret.error = e.errno; + } + return ret; + }, + createPath(parent, path, canRead, canWrite) { + parent = typeof parent == 'string' ? parent : FS.getPath(parent); + var parts = path.split('/').reverse(); + while (parts.length) { + var part = parts.pop(); + if (!part) continue; + var current = PATH.join2(parent, part); + try { + FS.mkdir(current); + } catch (e) {} + // ignore EEXIST + parent = current; + } + return current; + }, + createFile(parent, name, properties, canRead, canWrite) { + var path = PATH.join2( + typeof parent == 'string' ? parent : FS.getPath(parent), + name + ); + var mode = FS_getMode(canRead, canWrite); + return FS.create(path, mode); + }, + createDataFile(parent, name, data, canRead, canWrite, canOwn) { + var path = name; + if (parent) { + parent = + typeof parent == 'string' ? parent : FS.getPath(parent); + path = name ? PATH.join2(parent, name) : parent; + } + var mode = FS_getMode(canRead, canWrite); + var node = FS.create(path, mode); + if (data) { + if (typeof data == 'string') { + var arr = new Array(data.length); + for (var i = 0, len = data.length; i < len; ++i) + arr[i] = data.charCodeAt(i); + data = arr; + } + // make sure we can write to the file + FS.chmod(node, mode | 146); + var stream = FS.open(node, 577); + FS.write(stream, data, 0, data.length, 0, canOwn); + FS.close(stream); + FS.chmod(node, mode); + } + }, + createDevice(parent, name, input, output) { + var path = PATH.join2( + typeof parent == 'string' ? parent : FS.getPath(parent), + name + ); + var mode = FS_getMode(!!input, !!output); + FS.createDevice.major ??= 64; + var dev = FS.makedev(FS.createDevice.major++, 0); + // Create a fake device that a set of stream ops to emulate + // the old behavior. + FS.registerDevice(dev, { + open(stream) { + stream.seekable = false; + }, + close(stream) { + // flush any pending line data + if (output?.buffer?.length) { + output(10); + } + }, + read(stream, buffer, offset, length, pos) { + /* ignored */ var bytesRead = 0; + for (var i = 0; i < length; i++) { + var result; + try { + result = input(); + } catch (e) { + throw new FS.ErrnoError(29); + } + if (result === undefined && bytesRead === 0) { + throw new FS.ErrnoError(6); + } + if (result === null || result === undefined) break; + bytesRead++; + buffer[offset + i] = result; + } + if (bytesRead) { + stream.node.atime = Date.now(); + } + return bytesRead; + }, + write(stream, buffer, offset, length, pos) { + for (var i = 0; i < length; i++) { + try { + output(buffer[offset + i]); + } catch (e) { + throw new FS.ErrnoError(29); + } + } + if (length) { + stream.node.mtime = stream.node.ctime = Date.now(); + } + return i; + }, + }); + return FS.mkdev(path, mode, dev); + }, + forceLoadFile(obj) { + if (obj.isDevice || obj.isFolder || obj.link || obj.contents) + return true; + if (typeof XMLHttpRequest != 'undefined') { + throw new Error( + 'Lazy loading should have been performed (contents set) in createLazyFile, but it was not. Lazy loading only works in web workers. Use --embed-file or --preload-file in emcc on the main thread.' + ); + } else { + // Command-line. + try { + obj.contents = readBinary(obj.url); + obj.usedBytes = obj.contents.length; + } catch (e) { + throw new FS.ErrnoError(29); + } + } + }, + createLazyFile(parent, name, url, canRead, canWrite) { + // Lazy chunked Uint8Array (implements get and length from Uint8Array). + // Actual getting is abstracted away for eventual reuse. + class LazyUint8Array { + lengthKnown = false; + chunks = []; + // Loaded chunks. Index is the chunk number + get(idx) { + if (idx > this.length - 1 || idx < 0) { + return undefined; + } + var chunkOffset = idx % this.chunkSize; + var chunkNum = (idx / this.chunkSize) | 0; + return this.getter(chunkNum)[chunkOffset]; + } + setDataGetter(getter) { + this.getter = getter; + } + cacheLength() { + // Find length + var xhr = new XMLHttpRequest(); + xhr.open('HEAD', url, false); + xhr.send(null); + if ( + !( + (xhr.status >= 200 && xhr.status < 300) || + xhr.status === 304 + ) + ) + throw new Error( + "Couldn't load " + url + '. Status: ' + xhr.status + ); + var datalength = Number( + xhr.getResponseHeader('Content-length') + ); + var header; + var hasByteServing = + (header = xhr.getResponseHeader('Accept-Ranges')) && + header === 'bytes'; + var usesGzip = + (header = xhr.getResponseHeader('Content-Encoding')) && + header === 'gzip'; + var chunkSize = 1024 * 1024; + // Chunk size in bytes + if (!hasByteServing) chunkSize = datalength; + // Function to get a range from the remote URL. + var doXHR = (from, to) => { + if (from > to) + throw new Error( + 'invalid range (' + + from + + ', ' + + to + + ') or no bytes requested!' + ); + if (to > datalength - 1) + throw new Error( + 'only ' + + datalength + + ' bytes available! programmer error!' + ); + // TODO: Use mozResponseArrayBuffer, responseStream, etc. if available. + var xhr = new XMLHttpRequest(); + xhr.open('GET', url, false); + if (datalength !== chunkSize) + xhr.setRequestHeader( + 'Range', + 'bytes=' + from + '-' + to + ); + // Some hints to the browser that we want binary data. + xhr.responseType = 'arraybuffer'; + if (xhr.overrideMimeType) { + xhr.overrideMimeType( + 'text/plain; charset=x-user-defined' + ); + } + xhr.send(null); + if ( + !( + (xhr.status >= 200 && xhr.status < 300) || + xhr.status === 304 + ) + ) + throw new Error( + "Couldn't load " + + url + + '. Status: ' + + xhr.status + ); + if (xhr.response !== undefined) { + return new Uint8Array( + /** @type{Array} */ (xhr.response || []) + ); + } + return intArrayFromString(xhr.responseText || '', true); + }; + var lazyArray = this; + lazyArray.setDataGetter((chunkNum) => { + var start = chunkNum * chunkSize; + var end = (chunkNum + 1) * chunkSize - 1; + // including this byte + end = Math.min(end, datalength - 1); + // if datalength-1 is selected, this is the last block + if (typeof lazyArray.chunks[chunkNum] == 'undefined') { + lazyArray.chunks[chunkNum] = doXHR(start, end); + } + if (typeof lazyArray.chunks[chunkNum] == 'undefined') + throw new Error('doXHR failed!'); + return lazyArray.chunks[chunkNum]; + }); + if (usesGzip || !datalength) { + // if the server uses gzip or doesn't supply the length, we have to download the whole file to get the (uncompressed) length + chunkSize = datalength = 1; + // this will force getter(0)/doXHR do download the whole file + datalength = this.getter(0).length; + chunkSize = datalength; + out( + 'LazyFiles on gzip forces download of the whole file when length is accessed' + ); + } + this._length = datalength; + this._chunkSize = chunkSize; + this.lengthKnown = true; + } + get length() { + if (!this.lengthKnown) { + this.cacheLength(); + } + return this._length; + } + get chunkSize() { + if (!this.lengthKnown) { + this.cacheLength(); + } + return this._chunkSize; + } + } + if (typeof XMLHttpRequest != 'undefined') { + if (!ENVIRONMENT_IS_WORKER) + throw 'Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc'; + var lazyArray = new LazyUint8Array(); + var properties = { + isDevice: false, + contents: lazyArray, + }; + } else { + var properties = { + isDevice: false, + url, + }; + } + var node = FS.createFile( + parent, + name, + properties, + canRead, + canWrite + ); + // This is a total hack, but I want to get this lazy file code out of the + // core of MEMFS. If we want to keep this lazy file concept I feel it should + // be its own thin LAZYFS proxying calls to MEMFS. + if (properties.contents) { + node.contents = properties.contents; + } else if (properties.url) { + node.contents = null; + node.url = properties.url; + } + // Add a function that defers querying the file size until it is asked the first time. + Object.defineProperties(node, { + usedBytes: { + get: function () { + return this.contents.length; + }, + }, + }); + // override each stream op with one that tries to force load the lazy file first + var stream_ops = {}; + var keys = Object.keys(node.stream_ops); + keys.forEach((key) => { + var fn = node.stream_ops[key]; + stream_ops[key] = (...args) => { + FS.forceLoadFile(node); + return fn(...args); + }; + }); + function writeChunks(stream, buffer, offset, length, position) { + var contents = stream.node.contents; + if (position >= contents.length) return 0; + var size = Math.min(contents.length - position, length); + if (contents.slice) { + // normal array + for (var i = 0; i < size; i++) { + buffer[offset + i] = contents[position + i]; + } + } else { + for (var i = 0; i < size; i++) { + // LazyUint8Array from sync binary XHR + buffer[offset + i] = contents.get(position + i); + } + } + return size; + } + // use a custom read function + stream_ops.read = (stream, buffer, offset, length, position) => { + FS.forceLoadFile(node); + return writeChunks(stream, buffer, offset, length, position); + }; + // use a custom mmap function + stream_ops.mmap = (stream, length, position, prot, flags) => { + FS.forceLoadFile(node); + var ptr = mmapAlloc(length); + if (!ptr) { + throw new FS.ErrnoError(48); + } + writeChunks(stream, HEAP8, ptr, length, position); + return { + ptr, + allocated: true, + }; + }; + node.stream_ops = stream_ops; + return node; + }, + }; + + Module['FS'] = FS; + + var SOCKFS = { + websocketArgs: {}, + callbacks: {}, + on(event, callback) { + SOCKFS.callbacks[event] = callback; + }, + emit(event, param) { + SOCKFS.callbacks[event]?.(param); + }, + mount(mount) { + // The incomming Module['websocket'] can be used for configuring + // configuring subprotocol/url, etc + SOCKFS.websocketArgs = Module['websocket'] || {}; + // Add the Event registration mechanism to the exported websocket configuration + // object so we can register network callbacks from native JavaScript too. + // For more documentation see system/include/emscripten/emscripten.h + (Module['websocket'] ??= {})['on'] = SOCKFS.on; + return FS.createNode(null, '/', 16895, 0); + }, + createSocket(family, type, protocol) { + type &= ~526336; + // Some applications may pass it; it makes no sense for a single process. + var streaming = type == 1; + if (streaming && protocol && protocol != 6) { + throw new FS.ErrnoError(66); + } + // create our internal socket structure + var sock = { + family, + type, + protocol, + server: null, + error: null, + // Used in getsockopt for SOL_SOCKET/SO_ERROR test + peers: {}, + pending: [], + recv_queue: [], + sock_ops: SOCKFS.websocket_sock_ops, + }; + // create the filesystem node to store the socket structure + var name = SOCKFS.nextname(); + var node = FS.createNode(SOCKFS.root, name, 49152, 0); + node.sock = sock; + // and the wrapping stream that enables library functions such + // as read and write to indirectly interact with the socket + var stream = FS.createStream({ + path: name, + node, + flags: 2, + seekable: false, + stream_ops: SOCKFS.stream_ops, + }); + // map the new stream to the socket structure (sockets have a 1:1 + // relationship with a stream) + sock.stream = stream; + return sock; + }, + getSocket(fd) { + var stream = FS.getStream(fd); + if (!stream || !FS.isSocket(stream.node.mode)) { + return null; + } + return stream.node.sock; + }, + stream_ops: { + poll(stream) { + var sock = stream.node.sock; + return sock.sock_ops.poll(sock); + }, + ioctl(stream, request, varargs) { + var sock = stream.node.sock; + return sock.sock_ops.ioctl(sock, request, varargs); + }, + read(stream, buffer, offset, length, position) { + /* ignored */ var sock = stream.node.sock; + var msg = sock.sock_ops.recvmsg(sock, length); + if (!msg) { + // socket is closed + return 0; + } + buffer.set(msg.buffer, offset); + return msg.buffer.length; + }, + write(stream, buffer, offset, length, position) { + /* ignored */ var sock = stream.node.sock; + return sock.sock_ops.sendmsg(sock, buffer, offset, length); + }, + close(stream) { + var sock = stream.node.sock; + sock.sock_ops.close(sock); + }, + }, + nextname() { + if (!SOCKFS.nextname.current) { + SOCKFS.nextname.current = 0; + } + return `socket[${SOCKFS.nextname.current++}]`; + }, + websocket_sock_ops: { + createPeer(sock, addr, port) { + var ws; + if (typeof addr == 'object') { + ws = addr; + addr = null; + port = null; + } + if (ws) { + // for sockets that've already connected (e.g. we're the server) + // we can inspect the _socket property for the address + if (ws._socket) { + addr = ws._socket.remoteAddress; + port = ws._socket.remotePort; + } // if we're just now initializing a connection to the remote, + // inspect the url property + else { + var result = /ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url); + if (!result) { + throw new Error( + 'WebSocket URL must be in the format ws(s)://address:port' + ); + } + addr = result[1]; + port = parseInt(result[2], 10); + } + } else { + // create the actual websocket object and connect + try { + // The default value is 'ws://' the replace is needed because the compiler replaces '//' comments with '#' + // comments without checking context, so we'd end up with ws:#, the replace swaps the '#' for '//' again. + var url = 'ws:#'.replace('#', '//'); + // Make the WebSocket subprotocol (Sec-WebSocket-Protocol) default to binary if no configuration is set. + var subProtocols = 'binary'; + // The default value is 'binary' + // The default WebSocket options + var opts = undefined; + // Fetch runtime WebSocket URL config. + if ('function' === typeof SOCKFS.websocketArgs['url']) { + url = SOCKFS.websocketArgs['url'](...arguments); + } else if ( + 'string' === typeof SOCKFS.websocketArgs['url'] + ) { + url = SOCKFS.websocketArgs['url']; + } + // Fetch runtime WebSocket subprotocol config. + if (SOCKFS.websocketArgs['subprotocol']) { + subProtocols = SOCKFS.websocketArgs['subprotocol']; + } else if ( + SOCKFS.websocketArgs['subprotocol'] === null + ) { + subProtocols = 'null'; + } + if (url === 'ws://' || url === 'wss://') { + // Is the supplied URL config just a prefix, if so complete it. + var parts = addr.split('/'); + url = + url + + parts[0] + + ':' + + port + + '/' + + parts.slice(1).join('/'); + } + if (subProtocols !== 'null') { + // The regex trims the string (removes spaces at the beginning and end, then splits the string by + // , into an Array. Whitespace removal is important for Websockify and ws. + subProtocols = subProtocols + .replace(/^ +| +$/g, '') + .split(/ *, */); + opts = subProtocols; + } + // If node we use the ws library. + var WebSocketConstructor; + if (ENVIRONMENT_IS_NODE) { + WebSocketConstructor = + /** @type{(typeof WebSocket)} */ ( + require('ws') + ); + } else { + WebSocketConstructor = WebSocket; + } + if (Module['websocket']['decorator']) { + WebSocketConstructor = + Module['websocket']['decorator']( + WebSocketConstructor + ); + } + ws = new WebSocketConstructor(url, opts); + ws.binaryType = 'arraybuffer'; + } catch (e) { + throw new FS.ErrnoError(23); + } + } + var peer = { + addr, + port, + socket: ws, + msg_send_queue: [], + }; + SOCKFS.websocket_sock_ops.addPeer(sock, peer); + SOCKFS.websocket_sock_ops.handlePeerEvents(sock, peer); + // if this is a bound dgram socket, send the port number first to allow + // us to override the ephemeral port reported to us by remotePort on the + // remote end. + if (sock.type === 2 && typeof sock.sport != 'undefined') { + peer.msg_send_queue.push( + new Uint8Array([ + 255, + 255, + 255, + 255, + 'p'.charCodeAt(0), + 'o'.charCodeAt(0), + 'r'.charCodeAt(0), + 't'.charCodeAt(0), + (sock.sport & 65280) >> 8, + sock.sport & 255, + ]) + ); + } + return peer; + }, + getPeer(sock, addr, port) { + return sock.peers[addr + ':' + port]; + }, + addPeer(sock, peer) { + sock.peers[peer.addr + ':' + peer.port] = peer; + }, + removePeer(sock, peer) { + delete sock.peers[peer.addr + ':' + peer.port]; + }, + handlePeerEvents(sock, peer) { + var first = true; + var handleOpen = function () { + sock.connecting = false; + SOCKFS.emit('open', sock.stream.fd); + try { + var queued = peer.msg_send_queue.shift(); + while (queued) { + peer.socket.send(queued); + queued = peer.msg_send_queue.shift(); + } + } catch (e) { + // not much we can do here in the way of proper error handling as we've already + // lied and said this data was sent. shut it down. + peer.socket.close(); + } + }; + function handleMessage(data) { + if (typeof data == 'string') { + var encoder = new TextEncoder(); + // should be utf-8 + data = encoder.encode(data); + } // make a typed array from the string + else { + assert(data.byteLength !== undefined); + // must receive an ArrayBuffer + if (data.byteLength == 0) { + // An empty ArrayBuffer will emit a pseudo disconnect event + // as recv/recvmsg will return zero which indicates that a socket + // has performed a shutdown although the connection has not been disconnected yet. + return; + } + data = new Uint8Array(data); + } + // if this is the port message, override the peer's port with it + var wasfirst = first; + first = false; + if ( + wasfirst && + data.length === 10 && + data[0] === 255 && + data[1] === 255 && + data[2] === 255 && + data[3] === 255 && + data[4] === 'p'.charCodeAt(0) && + data[5] === 'o'.charCodeAt(0) && + data[6] === 'r'.charCodeAt(0) && + data[7] === 't'.charCodeAt(0) + ) { + // update the peer's port and it's key in the peer map + var newport = (data[8] << 8) | data[9]; + SOCKFS.websocket_sock_ops.removePeer(sock, peer); + peer.port = newport; + SOCKFS.websocket_sock_ops.addPeer(sock, peer); + return; + } + sock.recv_queue.push({ + addr: peer.addr, + port: peer.port, + data, + }); + SOCKFS.emit('message', sock.stream.fd); + } + if (ENVIRONMENT_IS_NODE) { + peer.socket.on('open', handleOpen); + peer.socket.on('message', function (data, isBinary) { + if (!isBinary) { + return; + } + handleMessage(new Uint8Array(data).buffer); + }); + // copy from node Buffer -> ArrayBuffer + peer.socket.on('close', function () { + SOCKFS.emit('close', sock.stream.fd); + }); + peer.socket.on('error', function (error) { + // Although the ws library may pass errors that may be more descriptive than + // ECONNREFUSED they are not necessarily the expected error code e.g. + // ENOTFOUND on getaddrinfo seems to be node.js specific, so using ECONNREFUSED + // is still probably the most useful thing to do. + sock.error = 14; + // Used in getsockopt for SOL_SOCKET/SO_ERROR test. + SOCKFS.emit('error', [ + sock.stream.fd, + sock.error, + 'ECONNREFUSED: Connection refused', + ]); + }); + } else { + peer.socket.onopen = handleOpen; + peer.socket.onclose = function () { + SOCKFS.emit('close', sock.stream.fd); + }; + peer.socket.onmessage = function peer_socket_onmessage( + event + ) { + handleMessage(event.data); + }; + peer.socket.onerror = function (error) { + // The WebSocket spec only allows a 'simple event' to be thrown on error, + // so we only really know as much as ECONNREFUSED. + sock.error = 14; + // Used in getsockopt for SOL_SOCKET/SO_ERROR test. + SOCKFS.emit('error', [ + sock.stream.fd, + sock.error, + 'ECONNREFUSED: Connection refused', + ]); + }; + } + }, + poll(sock) { + if (sock.type === 1 && sock.server) { + // listen sockets should only say they're available for reading + // if there are pending clients. + return sock.pending.length ? 64 | 1 : 0; + } + var mask = 0; + var dest = + sock.type === 1 // we only care about the socket state for connection-based sockets + ? SOCKFS.websocket_sock_ops.getPeer( + sock, + sock.daddr, + sock.dport + ) + : null; + if ( + sock.recv_queue.length || + !dest || // connection-less sockets are always ready to read + (dest && dest.socket.readyState === dest.socket.CLOSING) || + (dest && dest.socket.readyState === dest.socket.CLOSED) + ) { + // let recv return 0 once closed + mask |= 64 | 1; + } + if ( + !dest || // connection-less sockets are always ready to write + (dest && dest.socket.readyState === dest.socket.OPEN) + ) { + mask |= 4; + } + if ( + (dest && dest.socket.readyState === dest.socket.CLOSING) || + (dest && dest.socket.readyState === dest.socket.CLOSED) + ) { + // When an non-blocking connect fails mark the socket as writable. + // Its up to the calling code to then use getsockopt with SO_ERROR to + // retrieve the error. + // See https://man7.org/linux/man-pages/man2/connect.2.html + if (sock.connecting) { + mask |= 4; + } else { + mask |= 16; + } + } + return mask; + }, + ioctl(sock, request, arg) { + switch (request) { + case 21531: + var bytes = 0; + if (sock.recv_queue.length) { + bytes = sock.recv_queue[0].data.length; + } + HEAP32[arg >> 2] = bytes; + return 0; + + default: + return 28; + } + }, + close(sock) { + // if we've spawned a listen server, close it + if (sock.server) { + try { + sock.server.close(); + } catch (e) {} + sock.server = null; + } + // close any peer connections + var peers = Object.keys(sock.peers); + for (var i = 0; i < peers.length; i++) { + var peer = sock.peers[peers[i]]; + try { + peer.socket.close(); + } catch (e) {} + SOCKFS.websocket_sock_ops.removePeer(sock, peer); + } + return 0; + }, + bind(sock, addr, port) { + if ( + typeof sock.saddr != 'undefined' || + typeof sock.sport != 'undefined' + ) { + throw new FS.ErrnoError(28); + } + // already bound + sock.saddr = addr; + sock.sport = port; + // in order to emulate dgram sockets, we need to launch a listen server when + // binding on a connection-less socket + // note: this is only required on the server side + if (sock.type === 2) { + // close the existing server if it exists + if (sock.server) { + sock.server.close(); + sock.server = null; + } + // swallow error operation not supported error that occurs when binding in the + // browser where this isn't supported + try { + sock.sock_ops.listen(sock, 0); + } catch (e) { + if (!(e.name === 'ErrnoError')) throw e; + if (e.errno !== 138) throw e; + } + } + }, + connect(sock, addr, port) { + if (sock.server) { + throw new FS.ErrnoError(138); + } + // TODO autobind + // if (!sock.addr && sock.type == 2) { + // } + // early out if we're already connected / in the middle of connecting + if ( + typeof sock.daddr != 'undefined' && + typeof sock.dport != 'undefined' + ) { + var dest = SOCKFS.websocket_sock_ops.getPeer( + sock, + sock.daddr, + sock.dport + ); + if (dest) { + if (dest.socket.readyState === dest.socket.CONNECTING) { + throw new FS.ErrnoError(7); + } else { + throw new FS.ErrnoError(30); + } + } + } + // add the socket to our peer list and set our + // destination address / port to match + var peer = SOCKFS.websocket_sock_ops.createPeer( + sock, + addr, + port + ); + sock.daddr = peer.addr; + sock.dport = peer.port; + // because we cannot synchronously block to wait for the WebSocket + // connection to complete, we return here pretending that the connection + // was a success. + sock.connecting = true; + }, + listen(sock, backlog) { + if (!ENVIRONMENT_IS_NODE) { + throw new FS.ErrnoError(138); + } + if (sock.server) { + throw new FS.ErrnoError(28); + } + // already listening + var WebSocketServer = require('ws').Server; + var host = sock.saddr; + if (Module['websocket']['serverDecorator']) { + WebSocketServer = + Module['websocket']['serverDecorator'](WebSocketServer); + } + sock.server = new WebSocketServer({ + host, + port: sock.sport, + }); + // TODO support backlog + SOCKFS.emit('listen', sock.stream.fd); + // Send Event with listen fd. + sock.server.on('connection', function (ws) { + if (sock.type === 1) { + var newsock = SOCKFS.createSocket( + sock.family, + sock.type, + sock.protocol + ); + // create a peer on the new socket + var peer = SOCKFS.websocket_sock_ops.createPeer( + newsock, + ws + ); + newsock.daddr = peer.addr; + newsock.dport = peer.port; + // push to queue for accept to pick up + sock.pending.push(newsock); + SOCKFS.emit('connection', newsock.stream.fd); + } else { + // create a peer on the listen socket so calling sendto + // with the listen socket and an address will resolve + // to the correct client + SOCKFS.websocket_sock_ops.createPeer(sock, ws); + SOCKFS.emit('connection', sock.stream.fd); + } + }); + sock.server.on('close', function () { + SOCKFS.emit('close', sock.stream.fd); + sock.server = null; + }); + sock.server.on('error', function (error) { + // Although the ws library may pass errors that may be more descriptive than + // ECONNREFUSED they are not necessarily the expected error code e.g. + // ENOTFOUND on getaddrinfo seems to be node.js specific, so using EHOSTUNREACH + // is still probably the most useful thing to do. This error shouldn't + // occur in a well written app as errors should get trapped in the compiled + // app's own getaddrinfo call. + sock.error = 23; + // Used in getsockopt for SOL_SOCKET/SO_ERROR test. + SOCKFS.emit('error', [ + sock.stream.fd, + sock.error, + 'EHOSTUNREACH: Host is unreachable', + ]); + }); + }, + // don't throw + accept(listensock) { + if (!listensock.server || !listensock.pending.length) { + throw new FS.ErrnoError(28); + } + var newsock = listensock.pending.shift(); + newsock.stream.flags = listensock.stream.flags; + return newsock; + }, + getname(sock, peer) { + var addr, port; + if (peer) { + if (sock.daddr === undefined || sock.dport === undefined) { + throw new FS.ErrnoError(53); + } + addr = sock.daddr; + port = sock.dport; + } else { + // TODO saddr and sport will be set for bind()'d UDP sockets, but what + // should we be returning for TCP sockets that've been connect()'d? + addr = sock.saddr || 0; + port = sock.sport || 0; + } + return { + addr, + port, + }; + }, + sendmsg(sock, buffer, offset, length, addr, port) { + if (sock.type === 2) { + // connection-less sockets will honor the message address, + // and otherwise fall back to the bound destination address + if (addr === undefined || port === undefined) { + addr = sock.daddr; + port = sock.dport; + } + // if there was no address to fall back to, error out + if (addr === undefined || port === undefined) { + throw new FS.ErrnoError(17); + } + } else { + // connection-based sockets will only use the bound + addr = sock.daddr; + port = sock.dport; + } + // find the peer for the destination address + var dest = SOCKFS.websocket_sock_ops.getPeer(sock, addr, port); + // early out if not connected with a connection-based socket + if (sock.type === 1) { + if ( + !dest || + dest.socket.readyState === dest.socket.CLOSING || + dest.socket.readyState === dest.socket.CLOSED + ) { + throw new FS.ErrnoError(53); + } + } + // create a copy of the incoming data to send, as the WebSocket API + // doesn't work entirely with an ArrayBufferView, it'll just send + // the entire underlying buffer + if (ArrayBuffer.isView(buffer)) { + offset += buffer.byteOffset; + buffer = buffer.buffer; + } + var data = buffer.slice(offset, offset + length); + // if we don't have a cached connectionless UDP datagram connection, or + // the TCP socket is still connecting, queue the message to be sent upon + // connect, and lie, saying the data was sent now. + if (!dest || dest.socket.readyState !== dest.socket.OPEN) { + // if we're not connected, open a new connection + if (sock.type === 2) { + if ( + !dest || + dest.socket.readyState === dest.socket.CLOSING || + dest.socket.readyState === dest.socket.CLOSED + ) { + dest = SOCKFS.websocket_sock_ops.createPeer( + sock, + addr, + port + ); + } + } + dest.msg_send_queue.push(data); + return length; + } + try { + // send the actual data + dest.socket.send(data); + return length; + } catch (e) { + throw new FS.ErrnoError(28); + } + }, + recvmsg(sock, length, flags) { + // http://pubs.opengroup.org/onlinepubs/7908799/xns/recvmsg.html + if (sock.type === 1 && sock.server) { + // tcp servers should not be recv()'ing on the listen socket + throw new FS.ErrnoError(53); + } + var queued = sock.recv_queue.shift(); + if (!queued) { + if (sock.type === 1) { + var dest = SOCKFS.websocket_sock_ops.getPeer( + sock, + sock.daddr, + sock.dport + ); + if (!dest) { + // if we have a destination address but are not connected, error out + throw new FS.ErrnoError(53); + } + if ( + dest.socket.readyState === dest.socket.CLOSING || + dest.socket.readyState === dest.socket.CLOSED + ) { + // return null if the socket has closed + return null; + } + // else, our socket is in a valid state but truly has nothing available + throw new FS.ErrnoError(6); + } + throw new FS.ErrnoError(6); + } + // queued.data will be an ArrayBuffer if it's unadulterated, but if it's + // requeued TCP data it'll be an ArrayBufferView + var queuedLength = queued.data.byteLength || queued.data.length; + var queuedOffset = queued.data.byteOffset || 0; + var queuedBuffer = queued.data.buffer || queued.data; + var bytesRead = Math.min(length, queuedLength); + var res = { + buffer: new Uint8Array( + queuedBuffer, + queuedOffset, + bytesRead + ), + addr: queued.addr, + port: queued.port, + }; + // push back any unread data for TCP connections + if (flags & 2) { + bytesRead = 0; + } + if (sock.type === 1 && bytesRead < queuedLength) { + var bytesRemaining = queuedLength - bytesRead; + queued.data = new Uint8Array( + queuedBuffer, + queuedOffset + bytesRead, + bytesRemaining + ); + sock.recv_queue.unshift(queued); + } + return res; + }, + }, + }; + + var getSocketFromFD = (fd) => { + var socket = SOCKFS.getSocket(fd); + if (!socket) throw new FS.ErrnoError(8); + return socket; + }; + + var inetPton4 = (str) => { + var b = str.split('.'); + for (var i = 0; i < 4; i++) { + var tmp = Number(b[i]); + if (isNaN(tmp)) return null; + b[i] = tmp; + } + return (b[0] | (b[1] << 8) | (b[2] << 16) | (b[3] << 24)) >>> 0; + }; + + /** @suppress {checkTypes} */ var jstoi_q = (str) => parseInt(str); + + var inetPton6 = (str) => { + var words; + var w, offset, z; + /* http://home.deds.nl/~aeron/regex/ */ var valid6regx = + /^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i; + var parts = []; + if (!valid6regx.test(str)) { + return null; + } + if (str === '::') { + return [0, 0, 0, 0, 0, 0, 0, 0]; + } + // Z placeholder to keep track of zeros when splitting the string on ":" + if (str.startsWith('::')) { + str = str.replace('::', 'Z:'); + } // leading zeros case + else { + str = str.replace('::', ':Z:'); + } + if (str.indexOf('.') > 0) { + // parse IPv4 embedded stress + str = str.replace(new RegExp('[.]', 'g'), ':'); + words = str.split(':'); + words[words.length - 4] = + jstoi_q(words[words.length - 4]) + + jstoi_q(words[words.length - 3]) * 256; + words[words.length - 3] = + jstoi_q(words[words.length - 2]) + + jstoi_q(words[words.length - 1]) * 256; + words = words.slice(0, words.length - 2); + } else { + words = str.split(':'); + } + offset = 0; + z = 0; + for (w = 0; w < words.length; w++) { + if (typeof words[w] == 'string') { + if (words[w] === 'Z') { + // compressed zeros - write appropriate number of zero words + for (z = 0; z < 8 - words.length + 1; z++) { + parts[w + z] = 0; + } + offset = z - 1; + } else { + // parse hex to field to 16-bit value and write it in network byte-order + parts[w + offset] = _htons(parseInt(words[w], 16)); + } + } else { + // parsed IPv4 words + parts[w + offset] = words[w]; + } + } + return [ + (parts[1] << 16) | parts[0], + (parts[3] << 16) | parts[2], + (parts[5] << 16) | parts[4], + (parts[7] << 16) | parts[6], + ]; + }; + + /** @param {number=} addrlen */ var writeSockaddr = ( + sa, + family, + addr, + port, + addrlen + ) => { + switch (family) { + case 2: + addr = inetPton4(addr); + zeroMemory(sa, 16); + if (addrlen) { + HEAP32[addrlen >> 2] = 16; + } + HEAP16[sa >> 1] = family; + HEAP32[(sa + 4) >> 2] = addr; + HEAP16[(sa + 2) >> 1] = _htons(port); + break; + + case 10: + addr = inetPton6(addr); + zeroMemory(sa, 28); + if (addrlen) { + HEAP32[addrlen >> 2] = 28; + } + HEAP32[sa >> 2] = family; + HEAP32[(sa + 8) >> 2] = addr[0]; + HEAP32[(sa + 12) >> 2] = addr[1]; + HEAP32[(sa + 16) >> 2] = addr[2]; + HEAP32[(sa + 20) >> 2] = addr[3]; + HEAP16[(sa + 2) >> 1] = _htons(port); + break; + + default: + return 5; + } + return 0; + }; + + var DNS = { + address_map: { + id: 1, + addrs: {}, + names: {}, + }, + lookup_name(name) { + // If the name is already a valid ipv4 / ipv6 address, don't generate a fake one. + var res = inetPton4(name); + if (res !== null) { + return name; + } + res = inetPton6(name); + if (res !== null) { + return name; + } + // See if this name is already mapped. + var addr; + if (DNS.address_map.addrs[name]) { + addr = DNS.address_map.addrs[name]; + } else { + var id = DNS.address_map.id++; + assert(id < 65535, 'exceeded max address mappings of 65535'); + addr = '172.29.' + (id & 255) + '.' + (id & 65280); + DNS.address_map.names[addr] = name; + DNS.address_map.addrs[name] = addr; + } + return addr; + }, + lookup_addr(addr) { + if (DNS.address_map.names[addr]) { + return DNS.address_map.names[addr]; + } + return null; + }, + }; + + function ___syscall_accept4(fd, addr, addrlen, flags, d1, d2) { + try { + var sock = getSocketFromFD(fd); + var newsock = sock.sock_ops.accept(sock); + if (addr) { + var errno = writeSockaddr( + addr, + newsock.family, + DNS.lookup_name(newsock.daddr), + newsock.dport, + addrlen + ); + } + return newsock.stream.fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var inetNtop4 = (addr) => + (addr & 255) + + '.' + + ((addr >> 8) & 255) + + '.' + + ((addr >> 16) & 255) + + '.' + + ((addr >> 24) & 255); + + var inetNtop6 = (ints) => { + // ref: http://www.ietf.org/rfc/rfc2373.txt - section 2.5.4 + // Format for IPv4 compatible and mapped 128-bit IPv6 Addresses + // 128-bits are split into eight 16-bit words + // stored in network byte order (big-endian) + // | 80 bits | 16 | 32 bits | + // +-----------------------------------------------------------------+ + // | 10 bytes | 2 | 4 bytes | + // +--------------------------------------+--------------------------+ + // + 5 words | 1 | 2 words | + // +--------------------------------------+--------------------------+ + // |0000..............................0000|0000| IPv4 ADDRESS | (compatible) + // +--------------------------------------+----+---------------------+ + // |0000..............................0000|FFFF| IPv4 ADDRESS | (mapped) + // +--------------------------------------+----+---------------------+ + var str = ''; + var word = 0; + var longest = 0; + var lastzero = 0; + var zstart = 0; + var len = 0; + var i = 0; + var parts = [ + ints[0] & 65535, + ints[0] >> 16, + ints[1] & 65535, + ints[1] >> 16, + ints[2] & 65535, + ints[2] >> 16, + ints[3] & 65535, + ints[3] >> 16, + ]; + // Handle IPv4-compatible, IPv4-mapped, loopback and any/unspecified addresses + var hasipv4 = true; + var v4part = ''; + // check if the 10 high-order bytes are all zeros (first 5 words) + for (i = 0; i < 5; i++) { + if (parts[i] !== 0) { + hasipv4 = false; + break; + } + } + if (hasipv4) { + // low-order 32-bits store an IPv4 address (bytes 13 to 16) (last 2 words) + v4part = inetNtop4(parts[6] | (parts[7] << 16)); + // IPv4-mapped IPv6 address if 16-bit value (bytes 11 and 12) == 0xFFFF (6th word) + if (parts[5] === -1) { + str = '::ffff:'; + str += v4part; + return str; + } + // IPv4-compatible IPv6 address if 16-bit value (bytes 11 and 12) == 0x0000 (6th word) + if (parts[5] === 0) { + str = '::'; + //special case IPv6 addresses + if (v4part === '0.0.0.0') v4part = ''; + // any/unspecified address + if (v4part === '0.0.0.1') v4part = '1'; + // loopback address + str += v4part; + return str; + } + } + // Handle all other IPv6 addresses + // first run to find the longest contiguous zero words + for (word = 0; word < 8; word++) { + if (parts[word] === 0) { + if (word - lastzero > 1) { + len = 0; + } + lastzero = word; + len++; + } + if (len > longest) { + longest = len; + zstart = word - longest + 1; + } + } + for (word = 0; word < 8; word++) { + if (longest > 1) { + // compress contiguous zeros - to produce "::" + if ( + parts[word] === 0 && + word >= zstart && + word < zstart + longest + ) { + if (word === zstart) { + str += ':'; + if (zstart === 0) str += ':'; + } + //leading zeros case + continue; + } + } + // converts 16-bit words from big-endian to little-endian before converting to hex string + str += Number(_ntohs(parts[word] & 65535)).toString(16); + str += word < 7 ? ':' : ''; + } + return str; + }; + + var readSockaddr = (sa, salen) => { + // family / port offsets are common to both sockaddr_in and sockaddr_in6 + var family = HEAP16[sa >> 1]; + var port = _ntohs(HEAPU16[(sa + 2) >> 1]); + var addr; + switch (family) { + case 2: + if (salen !== 16) { + return { + errno: 28, + }; + } + addr = HEAP32[(sa + 4) >> 2]; + addr = inetNtop4(addr); + break; + + case 10: + if (salen !== 28) { + return { + errno: 28, + }; + } + addr = [ + HEAP32[(sa + 8) >> 2], + HEAP32[(sa + 12) >> 2], + HEAP32[(sa + 16) >> 2], + HEAP32[(sa + 20) >> 2], + ]; + addr = inetNtop6(addr); + break; + + default: + return { + errno: 5, + }; + } + return { + family, + addr, + port, + }; + }; + + var getSocketAddress = (addrp, addrlen) => { + var info = readSockaddr(addrp, addrlen); + if (info.errno) throw new FS.ErrnoError(info.errno); + info.addr = DNS.lookup_addr(info.addr) || info.addr; + return info; + }; + + function ___syscall_bind(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + var info = getSocketAddress(addr, addrlen); + sock.sock_ops.bind(sock, info.addr, info.port); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var SYSCALLS = { + DEFAULT_POLLMASK: 5, + calculateAt(dirfd, path, allowEmpty) { + if (PATH.isAbs(path)) { + return path; + } + // relative path + var dir; + if (dirfd === -100) { + dir = FS.cwd(); + } else { + var dirstream = SYSCALLS.getStreamFromFD(dirfd); + dir = dirstream.path; + } + if (path.length == 0) { + if (!allowEmpty) { + throw new FS.ErrnoError(44); + } + return dir; + } + return dir + '/' + path; + }, + doStat(func, path, buf) { + var stat = func(path); + HEAP32[buf >> 2] = stat.dev; + HEAP32[(buf + 4) >> 2] = stat.mode; + HEAPU32[(buf + 8) >> 2] = stat.nlink; + HEAP32[(buf + 12) >> 2] = stat.uid; + HEAP32[(buf + 16) >> 2] = stat.gid; + HEAP32[(buf + 20) >> 2] = stat.rdev; + (tempI64 = [ + stat.size >>> 0, + ((tempDouble = stat.size), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 24) >> 2] = tempI64[0]), + (HEAP32[(buf + 28) >> 2] = tempI64[1]); + HEAP32[(buf + 32) >> 2] = 4096; + HEAP32[(buf + 36) >> 2] = stat.blocks; + var atime = stat.atime.getTime(); + var mtime = stat.mtime.getTime(); + var ctime = stat.ctime.getTime(); + (tempI64 = [ + Math.floor(atime / 1e3) >>> 0, + ((tempDouble = Math.floor(atime / 1e3)), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 40) >> 2] = tempI64[0]), + (HEAP32[(buf + 44) >> 2] = tempI64[1]); + HEAPU32[(buf + 48) >> 2] = (atime % 1e3) * 1e3 * 1e3; + (tempI64 = [ + Math.floor(mtime / 1e3) >>> 0, + ((tempDouble = Math.floor(mtime / 1e3)), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 56) >> 2] = tempI64[0]), + (HEAP32[(buf + 60) >> 2] = tempI64[1]); + HEAPU32[(buf + 64) >> 2] = (mtime % 1e3) * 1e3 * 1e3; + (tempI64 = [ + Math.floor(ctime / 1e3) >>> 0, + ((tempDouble = Math.floor(ctime / 1e3)), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 72) >> 2] = tempI64[0]), + (HEAP32[(buf + 76) >> 2] = tempI64[1]); + HEAPU32[(buf + 80) >> 2] = (ctime % 1e3) * 1e3 * 1e3; + (tempI64 = [ + stat.ino >>> 0, + ((tempDouble = stat.ino), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 88) >> 2] = tempI64[0]), + (HEAP32[(buf + 92) >> 2] = tempI64[1]); + return 0; + }, + doMsync(addr, stream, len, flags, offset) { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + if (flags & 2) { + // MAP_PRIVATE calls need not to be synced back to underlying fs + return 0; + } + var buffer = HEAPU8.slice(addr, addr + len); + FS.msync(stream, buffer, offset, len, flags); + }, + getStreamFromFD(fd) { + var stream = FS.getStreamChecked(fd); + return stream; + }, + varargs: undefined, + getStr(ptr) { + var ret = UTF8ToString(ptr); + return ret; + }, + }; + + function ___syscall_chdir(path) { + try { + path = SYSCALLS.getStr(path); + FS.chdir(path); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_chmod(path, mode) { + try { + path = SYSCALLS.getStr(path); + FS.chmod(path, mode); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_connect(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + var info = getSocketAddress(addr, addrlen); + sock.sock_ops.connect(sock, info.addr, info.port); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_dup(fd) { + try { + var old = SYSCALLS.getStreamFromFD(fd); + return FS.dupStream(old).fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_dup3(fd, newfd, flags) { + try { + var old = SYSCALLS.getStreamFromFD(fd); + if (old.fd === newfd) return -28; + // Check newfd is within range of valid open file descriptors. + if (newfd < 0 || newfd >= FS.MAX_OPEN_FDS) return -8; + var existing = FS.getStream(newfd); + if (existing) FS.close(existing); + return FS.dupStream(old, newfd).fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_faccessat(dirfd, path, amode, flags) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + if (amode & ~7) { + // need a valid mode + return -28; + } + var lookup = FS.lookupPath(path, { + follow: true, + }); + var node = lookup.node; + if (!node) { + return -44; + } + var perms = ''; + if (amode & 4) perms += 'r'; + if (amode & 2) perms += 'w'; + if (amode & 1) perms += 'x'; + if ( + perms && + /* otherwise, they've just passed F_OK */ FS.nodePermissions( + node, + perms + ) + ) { + return -2; + } + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_fchmod(fd, mode) { + try { + FS.fchmod(fd, mode); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_fchown32(fd, owner, group) { + try { + FS.fchown(fd, owner, group); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_fchownat(dirfd, path, owner, group, flags) { + try { + path = SYSCALLS.getStr(path); + var nofollow = flags & 256; + flags = flags & ~256; + path = SYSCALLS.calculateAt(dirfd, path); + (nofollow ? FS.lchown : FS.chown)(path, owner, group); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + /** @suppress {duplicate } */ var syscallGetVarargI = () => { + // the `+` prepended here is necessary to convince the JSCompiler that varargs is indeed a number. + var ret = HEAP32[+SYSCALLS.varargs >> 2]; + SYSCALLS.varargs += 4; + return ret; + }; + + var syscallGetVarargP = syscallGetVarargI; + + function ___syscall_fcntl64(fd, cmd, varargs) { + SYSCALLS.varargs = varargs; + try { + var stream = SYSCALLS.getStreamFromFD(fd); + switch (cmd) { + case 0: { + var arg = syscallGetVarargI(); + if (arg < 0) { + return -28; + } + while (FS.streams[arg]) { + arg++; + } + var newStream; + newStream = FS.dupStream(stream, arg); + return newStream.fd; + } + + case 1: + case 2: + return 0; + + // FD_CLOEXEC makes no sense for a single process. + case 3: + return stream.flags; + + case 4: { + var arg = syscallGetVarargI(); + stream.flags |= arg; + return 0; + } + + case 12: { + var arg = syscallGetVarargP(); + var offset = 0; + // We're always unlocked. + HEAP16[(arg + offset) >> 1] = 2; + return 0; + } + + case 13: + case 14: + return 0; + } + // Pretend that the locking is successful. + return -28; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_fstat64(fd, buf) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + return SYSCALLS.doStat(FS.stat, stream.path, buf); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var convertI32PairToI53Checked = (lo, hi) => + (hi + 2097152) >>> 0 < 4194305 - !!lo + ? (lo >>> 0) + hi * 4294967296 + : NaN; + + function ___syscall_ftruncate64(fd, length_low, length_high) { + var length = convertI32PairToI53Checked(length_low, length_high); + try { + if (isNaN(length)) return 61; + FS.ftruncate(fd, length); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var stringToUTF8 = (str, outPtr, maxBytesToWrite) => + stringToUTF8Array(str, HEAPU8, outPtr, maxBytesToWrite); + + Module['stringToUTF8'] = stringToUTF8; + + function ___syscall_getcwd(buf, size) { + try { + if (size === 0) return -28; + var cwd = FS.cwd(); + var cwdLengthInBytes = lengthBytesUTF8(cwd) + 1; + if (size < cwdLengthInBytes) return -68; + stringToUTF8(cwd, buf, size); + return cwdLengthInBytes; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_getdents64(fd, dirp, count) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + stream.getdents ||= FS.readdir(stream.path); + var struct_size = 280; + var pos = 0; + var off = FS.llseek(stream, 0, 1); + var startIdx = Math.floor(off / struct_size); + var endIdx = Math.min( + stream.getdents.length, + startIdx + Math.floor(count / struct_size) + ); + for (var idx = startIdx; idx < endIdx; idx++) { + var id; + var type; + var name = stream.getdents[idx]; + if (name === '.') { + id = stream.node.id; + type = 4; + } // DT_DIR + else if (name === '..') { + var lookup = FS.lookupPath(stream.path, { + parent: true, + }); + id = lookup.node.id; + type = 4; + } // DT_DIR + else { + var child; + try { + child = FS.lookupNode(stream.node, name); + } catch (e) { + // If the entry is not a directory, file, or symlink, nodefs + // lookupNode will raise EINVAL. Skip these and continue. + if (e?.errno === 28) { + continue; + } + throw e; + } + id = child.id; + type = FS.isChrdev(child.mode) + ? 2 // DT_CHR, character device. + : FS.isDir(child.mode) + ? 4 // DT_DIR, directory. + : FS.isLink(child.mode) + ? 10 // DT_LNK, symbolic link. + : 8; + } + // DT_REG, regular file. + (tempI64 = [ + id >>> 0, + ((tempDouble = id), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(dirp + pos) >> 2] = tempI64[0]), + (HEAP32[(dirp + pos + 4) >> 2] = tempI64[1]); + (tempI64 = [ + ((idx + 1) * struct_size) >>> 0, + ((tempDouble = (idx + 1) * struct_size), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(dirp + pos + 8) >> 2] = tempI64[0]), + (HEAP32[(dirp + pos + 12) >> 2] = tempI64[1]); + HEAP16[(dirp + pos + 16) >> 1] = 280; + HEAP8[dirp + pos + 18] = type; + stringToUTF8(name, dirp + pos + 19, 256); + pos += struct_size; + } + FS.llseek(stream, idx * struct_size, 0); + return pos; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_getpeername(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + if (!sock.daddr) { + return -53; + } + // The socket is not connected. + var errno = writeSockaddr( + addr, + sock.family, + DNS.lookup_name(sock.daddr), + sock.dport, + addrlen + ); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_getsockname(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + // TODO: sock.saddr should never be undefined, see TODO in websocket_sock_ops.getname + var errno = writeSockaddr( + addr, + sock.family, + DNS.lookup_name(sock.saddr || '0.0.0.0'), + sock.sport, + addrlen + ); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_getsockopt(fd, level, optname, optval, optlen, d1) { + try { + var sock = getSocketFromFD(fd); + // Minimal getsockopt aimed at resolving https://github.com/emscripten-core/emscripten/issues/2211 + // so only supports SOL_SOCKET with SO_ERROR. + if (level === 1) { + if (optname === 4) { + HEAP32[optval >> 2] = sock.error; + HEAP32[optlen >> 2] = 4; + sock.error = null; + // Clear the error (The SO_ERROR option obtains and then clears this field). + return 0; + } + } + return -50; + } catch (e) { + // The option is unknown at the level indicated. + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_ioctl(fd, op, varargs) { + SYSCALLS.varargs = varargs; + try { + var stream = SYSCALLS.getStreamFromFD(fd); + switch (op) { + case 21509: { + if (!stream.tty) return -59; + return 0; + } + + case 21505: { + if (!stream.tty) return -59; + if (stream.tty.ops.ioctl_tcgets) { + var termios = stream.tty.ops.ioctl_tcgets(stream); + var argp = syscallGetVarargP(); + HEAP32[argp >> 2] = termios.c_iflag || 0; + HEAP32[(argp + 4) >> 2] = termios.c_oflag || 0; + HEAP32[(argp + 8) >> 2] = termios.c_cflag || 0; + HEAP32[(argp + 12) >> 2] = termios.c_lflag || 0; + for (var i = 0; i < 32; i++) { + HEAP8[argp + i + 17] = termios.c_cc[i] || 0; + } + return 0; + } + return 0; + } + + case 21510: + case 21511: + case 21512: { + if (!stream.tty) return -59; + return 0; + } + + // no-op, not actually adjusting terminal settings + case 21506: + case 21507: + case 21508: { + if (!stream.tty) return -59; + if (stream.tty.ops.ioctl_tcsets) { + var argp = syscallGetVarargP(); + var c_iflag = HEAP32[argp >> 2]; + var c_oflag = HEAP32[(argp + 4) >> 2]; + var c_cflag = HEAP32[(argp + 8) >> 2]; + var c_lflag = HEAP32[(argp + 12) >> 2]; + var c_cc = []; + for (var i = 0; i < 32; i++) { + c_cc.push(HEAP8[argp + i + 17]); + } + return stream.tty.ops.ioctl_tcsets(stream.tty, op, { + c_iflag, + c_oflag, + c_cflag, + c_lflag, + c_cc, + }); + } + return 0; + } + + // no-op, not actually adjusting terminal settings + case 21519: { + if (!stream.tty) return -59; + var argp = syscallGetVarargP(); + HEAP32[argp >> 2] = 0; + return 0; + } + + case 21520: { + if (!stream.tty) return -59; + return -28; + } + + // not supported + case 21531: { + var argp = syscallGetVarargP(); + return FS.ioctl(stream, op, argp); + } + + case 21523: { + // TODO: in theory we should write to the winsize struct that gets + // passed in, but for now musl doesn't read anything on it + if (!stream.tty) return -59; + if (stream.tty.ops.ioctl_tiocgwinsz) { + var winsize = stream.tty.ops.ioctl_tiocgwinsz( + stream.tty + ); + var argp = syscallGetVarargP(); + HEAP16[argp >> 1] = winsize[0]; + HEAP16[(argp + 2) >> 1] = winsize[1]; + } + return 0; + } + + case 21524: { + // TODO: technically, this ioctl call should change the window size. + // but, since emscripten doesn't have any concept of a terminal window + // yet, we'll just silently throw it away as we do TIOCGWINSZ + if (!stream.tty) return -59; + return 0; + } + + case 21515: { + if (!stream.tty) return -59; + return 0; + } + + default: + return -28; + } + } catch (e) { + // not supported + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_listen(fd, backlog) { + try { + var sock = getSocketFromFD(fd); + sock.sock_ops.listen(sock, backlog); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_lstat64(path, buf) { + try { + path = SYSCALLS.getStr(path); + return SYSCALLS.doStat(FS.lstat, path, buf); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_mkdirat(dirfd, path, mode) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + FS.mkdir(path, mode, 0); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_newfstatat(dirfd, path, buf, flags) { + try { + path = SYSCALLS.getStr(path); + var nofollow = flags & 256; + var allowEmpty = flags & 4096; + flags = flags & ~6400; + path = SYSCALLS.calculateAt(dirfd, path, allowEmpty); + return SYSCALLS.doStat(nofollow ? FS.lstat : FS.stat, path, buf); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_openat(dirfd, path, flags, varargs) { + SYSCALLS.varargs = varargs; + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + var mode = varargs ? syscallGetVarargI() : 0; + return FS.open(path, flags, mode).fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var PIPEFS = { + BUCKET_BUFFER_SIZE: 8192, + mount(mount) { + // Do not pollute the real root directory or its child nodes with pipes + // Looks like it is OK to create another pseudo-root node not linked to the FS.root hierarchy this way + return FS.createNode(null, '/', 16384 | 511, 0); + }, + createPipe() { + var pipe = { + buckets: [], + // refcnt 2 because pipe has a read end and a write end. We need to be + // able to read from the read end after write end is closed. + refcnt: 2, + }; + pipe.buckets.push({ + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: 0, + roffset: 0, + }); + var rName = PIPEFS.nextname(); + var wName = PIPEFS.nextname(); + var rNode = FS.createNode(PIPEFS.root, rName, 4096, 0); + var wNode = FS.createNode(PIPEFS.root, wName, 4096, 0); + rNode.pipe = pipe; + wNode.pipe = pipe; + var readableStream = FS.createStream({ + path: rName, + node: rNode, + flags: 0, + seekable: false, + stream_ops: PIPEFS.stream_ops, + }); + rNode.stream = readableStream; + var writableStream = FS.createStream({ + path: wName, + node: wNode, + flags: 1, + seekable: false, + stream_ops: PIPEFS.stream_ops, + }); + wNode.stream = writableStream; + return { + readable_fd: readableStream.fd, + writable_fd: writableStream.fd, + }; + }, + stream_ops: { + poll(stream) { + var pipe = stream.node.pipe; + if ((stream.flags & 2097155) === 1) { + return 256 | 4; + } + if (pipe.buckets.length > 0) { + for (var i = 0; i < pipe.buckets.length; i++) { + var bucket = pipe.buckets[i]; + if (bucket.offset - bucket.roffset > 0) { + return 64 | 1; + } + } + } + return 0; + }, + ioctl(stream, request, varargs) { + return 28; + }, + fsync(stream) { + return 28; + }, + read(stream, buffer, offset, length, position) { + /* ignored */ var pipe = stream.node.pipe; + var currentLength = 0; + for (var i = 0; i < pipe.buckets.length; i++) { + var bucket = pipe.buckets[i]; + currentLength += bucket.offset - bucket.roffset; + } + var data = buffer.subarray(offset, offset + length); + if (length <= 0) { + return 0; + } + if (currentLength == 0) { + // Behave as if the read end is always non-blocking + throw new FS.ErrnoError(6); + } + var toRead = Math.min(currentLength, length); + var totalRead = toRead; + var toRemove = 0; + for (var i = 0; i < pipe.buckets.length; i++) { + var currBucket = pipe.buckets[i]; + var bucketSize = currBucket.offset - currBucket.roffset; + if (toRead <= bucketSize) { + var tmpSlice = currBucket.buffer.subarray( + currBucket.roffset, + currBucket.offset + ); + if (toRead < bucketSize) { + tmpSlice = tmpSlice.subarray(0, toRead); + currBucket.roffset += toRead; + } else { + toRemove++; + } + data.set(tmpSlice); + break; + } else { + var tmpSlice = currBucket.buffer.subarray( + currBucket.roffset, + currBucket.offset + ); + data.set(tmpSlice); + data = data.subarray(tmpSlice.byteLength); + toRead -= tmpSlice.byteLength; + toRemove++; + } + } + if (toRemove && toRemove == pipe.buckets.length) { + // Do not generate excessive garbage in use cases such as + // write several bytes, read everything, write several bytes, read everything... + toRemove--; + pipe.buckets[toRemove].offset = 0; + pipe.buckets[toRemove].roffset = 0; + } + pipe.buckets.splice(0, toRemove); + return totalRead; + }, + write(stream, buffer, offset, length, position) { + /* ignored */ var pipe = stream.node.pipe; + var data = buffer.subarray(offset, offset + length); + var dataLen = data.byteLength; + if (dataLen <= 0) { + return 0; + } + var currBucket = null; + if (pipe.buckets.length == 0) { + currBucket = { + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: 0, + roffset: 0, + }; + pipe.buckets.push(currBucket); + } else { + currBucket = pipe.buckets[pipe.buckets.length - 1]; + } + assert(currBucket.offset <= PIPEFS.BUCKET_BUFFER_SIZE); + var freeBytesInCurrBuffer = + PIPEFS.BUCKET_BUFFER_SIZE - currBucket.offset; + if (freeBytesInCurrBuffer >= dataLen) { + currBucket.buffer.set(data, currBucket.offset); + currBucket.offset += dataLen; + return dataLen; + } else if (freeBytesInCurrBuffer > 0) { + currBucket.buffer.set( + data.subarray(0, freeBytesInCurrBuffer), + currBucket.offset + ); + currBucket.offset += freeBytesInCurrBuffer; + data = data.subarray( + freeBytesInCurrBuffer, + data.byteLength + ); + } + var numBuckets = + (data.byteLength / PIPEFS.BUCKET_BUFFER_SIZE) | 0; + var remElements = data.byteLength % PIPEFS.BUCKET_BUFFER_SIZE; + for (var i = 0; i < numBuckets; i++) { + var newBucket = { + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: PIPEFS.BUCKET_BUFFER_SIZE, + roffset: 0, + }; + pipe.buckets.push(newBucket); + newBucket.buffer.set( + data.subarray(0, PIPEFS.BUCKET_BUFFER_SIZE) + ); + data = data.subarray( + PIPEFS.BUCKET_BUFFER_SIZE, + data.byteLength + ); + } + if (remElements > 0) { + var newBucket = { + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: data.byteLength, + roffset: 0, + }; + pipe.buckets.push(newBucket); + newBucket.buffer.set(data); + } + return dataLen; + }, + close(stream) { + var pipe = stream.node.pipe; + pipe.refcnt--; + if (pipe.refcnt === 0) { + pipe.buckets = null; + } + }, + }, + nextname() { + if (!PIPEFS.nextname.current) { + PIPEFS.nextname.current = 0; + } + return 'pipe[' + PIPEFS.nextname.current++ + ']'; + }, + }; + + function ___syscall_pipe(fdPtr) { + try { + if (fdPtr == 0) { + throw new FS.ErrnoError(21); + } + var res = PIPEFS.createPipe(); + HEAP32[fdPtr >> 2] = res.readable_fd; + HEAP32[(fdPtr + 4) >> 2] = res.writable_fd; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_poll(fds, nfds, timeout) { + try { + var nonzero = 0; + for (var i = 0; i < nfds; i++) { + var pollfd = fds + 8 * i; + var fd = HEAP32[pollfd >> 2]; + var events = HEAP16[(pollfd + 4) >> 1]; + var mask = 32; + var stream = FS.getStream(fd); + if (stream) { + mask = SYSCALLS.DEFAULT_POLLMASK; + if (stream.stream_ops?.poll) { + mask = stream.stream_ops.poll(stream, -1); + } + } + mask &= events | 8 | 16; + if (mask) nonzero++; + HEAP16[(pollfd + 6) >> 1] = mask; + } + return nonzero; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_readlinkat(dirfd, path, buf, bufsize) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + if (bufsize <= 0) return -28; + var ret = FS.readlink(path); + var len = Math.min(bufsize, lengthBytesUTF8(ret)); + var endChar = HEAP8[buf + len]; + stringToUTF8(ret, buf, bufsize + 1); + // readlink is one of the rare functions that write out a C string, but does never append a null to the output buffer(!) + // stringToUTF8() always appends a null byte, so restore the character under the null byte after the write. + HEAP8[buf + len] = endChar; + return len; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_recvfrom(fd, buf, len, flags, addr, addrlen) { + try { + var sock = getSocketFromFD(fd); + var msg = sock.sock_ops.recvmsg( + sock, + len, + typeof flags !== 'undefined' ? flags : 0 + ); + if (!msg) return 0; + // socket is closed + if (addr) { + var errno = writeSockaddr( + addr, + sock.family, + DNS.lookup_name(msg.addr), + msg.port, + addrlen + ); + } + HEAPU8.set(msg.buffer, buf); + return msg.buffer.byteLength; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_renameat(olddirfd, oldpath, newdirfd, newpath) { + try { + oldpath = SYSCALLS.getStr(oldpath); + newpath = SYSCALLS.getStr(newpath); + oldpath = SYSCALLS.calculateAt(olddirfd, oldpath); + newpath = SYSCALLS.calculateAt(newdirfd, newpath); + FS.rename(oldpath, newpath); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_rmdir(path) { + try { + path = SYSCALLS.getStr(path); + FS.rmdir(path); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_sendto(fd, message, length, flags, addr, addr_len) { + try { + var sock = getSocketFromFD(fd); + if (!addr) { + // send, no address provided + return FS.write(sock.stream, HEAP8, message, length); + } + var dest = getSocketAddress(addr, addr_len); + // sendto an address + return sock.sock_ops.sendmsg( + sock, + HEAP8, + message, + length, + dest.addr, + dest.port + ); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_socket(domain, type, protocol) { + try { + var sock = SOCKFS.createSocket(domain, type, protocol); + return sock.stream.fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_stat64(path, buf) { + try { + path = SYSCALLS.getStr(path); + return SYSCALLS.doStat(FS.stat, path, buf); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_statfs64(path, size, buf) { + try { + var stats = FS.statfs(SYSCALLS.getStr(path)); + HEAP32[(buf + 4) >> 2] = stats.bsize; + HEAP32[(buf + 40) >> 2] = stats.bsize; + HEAP32[(buf + 8) >> 2] = stats.blocks; + HEAP32[(buf + 12) >> 2] = stats.bfree; + HEAP32[(buf + 16) >> 2] = stats.bavail; + HEAP32[(buf + 20) >> 2] = stats.files; + HEAP32[(buf + 24) >> 2] = stats.ffree; + HEAP32[(buf + 28) >> 2] = stats.fsid; + HEAP32[(buf + 44) >> 2] = stats.flags; + // ST_NOSUID + HEAP32[(buf + 36) >> 2] = stats.namelen; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_symlinkat(target, dirfd, linkpath) { + try { + target = SYSCALLS.getStr(target); + linkpath = SYSCALLS.getStr(linkpath); + linkpath = SYSCALLS.calculateAt(dirfd, linkpath); + FS.symlink(target, linkpath); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_unlinkat(dirfd, path, flags) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + if (flags === 0) { + FS.unlink(path); + } else if (flags === 512) { + FS.rmdir(path); + } else { + abort('Invalid flags passed to unlinkat'); + } + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var readI53FromI64 = (ptr) => + HEAPU32[ptr >> 2] + HEAP32[(ptr + 4) >> 2] * 4294967296; + + function ___syscall_utimensat(dirfd, path, times, flags) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path, true); + var now = Date.now(), + atime, + mtime; + if (!times) { + atime = now; + mtime = now; + } else { + var seconds = readI53FromI64(times); + var nanoseconds = HEAP32[(times + 8) >> 2]; + if (nanoseconds == 1073741823) { + atime = now; + } else if (nanoseconds == 1073741822) { + atime = null; + } else { + atime = seconds * 1e3 + nanoseconds / (1e3 * 1e3); + } + times += 16; + seconds = readI53FromI64(times); + nanoseconds = HEAP32[(times + 8) >> 2]; + if (nanoseconds == 1073741823) { + mtime = now; + } else if (nanoseconds == 1073741822) { + mtime = null; + } else { + mtime = seconds * 1e3 + nanoseconds / (1e3 * 1e3); + } + } + // null here means UTIME_OMIT was passed. If both were set to UTIME_OMIT then + // we can skip the call completely. + if ((mtime ?? atime) !== null) { + FS.utime(path, atime, mtime); + } + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var __abort_js = () => abort(''); + + var __emscripten_lookup_name = (name) => { + // uint32_t _emscripten_lookup_name(const char *name); + var nameString = UTF8ToString(name); + return inetPton4(DNS.lookup_name(nameString)); + }; + + var __emscripten_memcpy_js = (dest, src, num) => + HEAPU8.copyWithin(dest, src, src + num); + + var runtimeKeepaliveCounter = 0; + + var __emscripten_runtime_keepalive_clear = () => { + noExitRuntime = false; + runtimeKeepaliveCounter = 0; + }; + + var __emscripten_throw_longjmp = () => { + throw Infinity; + }; + + function __gmtime_js(time_low, time_high, tmPtr) { + var time = convertI32PairToI53Checked(time_low, time_high); + var date = new Date(time * 1e3); + HEAP32[tmPtr >> 2] = date.getUTCSeconds(); + HEAP32[(tmPtr + 4) >> 2] = date.getUTCMinutes(); + HEAP32[(tmPtr + 8) >> 2] = date.getUTCHours(); + HEAP32[(tmPtr + 12) >> 2] = date.getUTCDate(); + HEAP32[(tmPtr + 16) >> 2] = date.getUTCMonth(); + HEAP32[(tmPtr + 20) >> 2] = date.getUTCFullYear() - 1900; + HEAP32[(tmPtr + 24) >> 2] = date.getUTCDay(); + var start = Date.UTC(date.getUTCFullYear(), 0, 1, 0, 0, 0, 0); + var yday = ((date.getTime() - start) / (1e3 * 60 * 60 * 24)) | 0; + HEAP32[(tmPtr + 28) >> 2] = yday; + } + + var isLeapYear = (year) => + year % 4 === 0 && (year % 100 !== 0 || year % 400 === 0); + + var MONTH_DAYS_LEAP_CUMULATIVE = [ + 0, 31, 60, 91, 121, 152, 182, 213, 244, 274, 305, 335, + ]; + + var MONTH_DAYS_REGULAR_CUMULATIVE = [ + 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334, + ]; + + var ydayFromDate = (date) => { + var leap = isLeapYear(date.getFullYear()); + var monthDaysCumulative = leap + ? MONTH_DAYS_LEAP_CUMULATIVE + : MONTH_DAYS_REGULAR_CUMULATIVE; + var yday = monthDaysCumulative[date.getMonth()] + date.getDate() - 1; + // -1 since it's days since Jan 1 + return yday; + }; + + function __localtime_js(time_low, time_high, tmPtr) { + var time = convertI32PairToI53Checked(time_low, time_high); + var date = new Date(time * 1e3); + HEAP32[tmPtr >> 2] = date.getSeconds(); + HEAP32[(tmPtr + 4) >> 2] = date.getMinutes(); + HEAP32[(tmPtr + 8) >> 2] = date.getHours(); + HEAP32[(tmPtr + 12) >> 2] = date.getDate(); + HEAP32[(tmPtr + 16) >> 2] = date.getMonth(); + HEAP32[(tmPtr + 20) >> 2] = date.getFullYear() - 1900; + HEAP32[(tmPtr + 24) >> 2] = date.getDay(); + var yday = ydayFromDate(date) | 0; + HEAP32[(tmPtr + 28) >> 2] = yday; + HEAP32[(tmPtr + 36) >> 2] = -(date.getTimezoneOffset() * 60); + // Attention: DST is in December in South, and some regions don't have DST at all. + var start = new Date(date.getFullYear(), 0, 1); + var summerOffset = new Date( + date.getFullYear(), + 6, + 1 + ).getTimezoneOffset(); + var winterOffset = start.getTimezoneOffset(); + var dst = + (summerOffset != winterOffset && + date.getTimezoneOffset() == + Math.min(winterOffset, summerOffset)) | 0; + HEAP32[(tmPtr + 32) >> 2] = dst; + } + + /** @suppress {duplicate } */ var setTempRet0 = (val) => + __emscripten_tempret_set(val); + + var __mktime_js = function (tmPtr) { + var ret = (() => { + var date = new Date( + HEAP32[(tmPtr + 20) >> 2] + 1900, + HEAP32[(tmPtr + 16) >> 2], + HEAP32[(tmPtr + 12) >> 2], + HEAP32[(tmPtr + 8) >> 2], + HEAP32[(tmPtr + 4) >> 2], + HEAP32[tmPtr >> 2], + 0 + ); + // There's an ambiguous hour when the time goes back; the tm_isdst field is + // used to disambiguate it. Date() basically guesses, so we fix it up if it + // guessed wrong, or fill in tm_isdst with the guess if it's -1. + var dst = HEAP32[(tmPtr + 32) >> 2]; + var guessedOffset = date.getTimezoneOffset(); + var start = new Date(date.getFullYear(), 0, 1); + var summerOffset = new Date( + date.getFullYear(), + 6, + 1 + ).getTimezoneOffset(); + var winterOffset = start.getTimezoneOffset(); + var dstOffset = Math.min(winterOffset, summerOffset); + // DST is in December in South + if (dst < 0) { + // Attention: some regions don't have DST at all. + HEAP32[(tmPtr + 32) >> 2] = Number( + summerOffset != winterOffset && dstOffset == guessedOffset + ); + } else if (dst > 0 != (dstOffset == guessedOffset)) { + var nonDstOffset = Math.max(winterOffset, summerOffset); + var trueOffset = dst > 0 ? dstOffset : nonDstOffset; + // Don't try setMinutes(date.getMinutes() + ...) -- it's messed up. + date.setTime( + date.getTime() + (trueOffset - guessedOffset) * 6e4 + ); + } + HEAP32[(tmPtr + 24) >> 2] = date.getDay(); + var yday = ydayFromDate(date) | 0; + HEAP32[(tmPtr + 28) >> 2] = yday; + // To match expected behavior, update fields from date + HEAP32[tmPtr >> 2] = date.getSeconds(); + HEAP32[(tmPtr + 4) >> 2] = date.getMinutes(); + HEAP32[(tmPtr + 8) >> 2] = date.getHours(); + HEAP32[(tmPtr + 12) >> 2] = date.getDate(); + HEAP32[(tmPtr + 16) >> 2] = date.getMonth(); + HEAP32[(tmPtr + 20) >> 2] = date.getYear(); + var timeMs = date.getTime(); + if (isNaN(timeMs)) { + return -1; + } + // Return time in microseconds + return timeMs / 1e3; + })(); + return ( + setTempRet0( + ((tempDouble = ret), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0) + ), + ret >>> 0 + ); + }; + + function __mmap_js( + len, + prot, + flags, + fd, + offset_low, + offset_high, + allocated, + addr + ) { + var offset = convertI32PairToI53Checked(offset_low, offset_high); + try { + if (isNaN(offset)) return 61; + var stream = SYSCALLS.getStreamFromFD(fd); + var res = FS.mmap(stream, len, offset, prot, flags); + var ptr = res.ptr; + HEAP32[allocated >> 2] = res.allocated; + HEAPU32[addr >> 2] = ptr; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function __munmap_js(addr, len, prot, flags, fd, offset_low, offset_high) { + var offset = convertI32PairToI53Checked(offset_low, offset_high); + try { + var stream = SYSCALLS.getStreamFromFD(fd); + if (prot & 2) { + SYSCALLS.doMsync(addr, stream, len, flags, offset); + } + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var timers = {}; + + var handleException = (e) => { + // Certain exception types we do not treat as errors since they are used for + // internal control flow. + // 1. ExitStatus, which is thrown by exit() + // 2. "unwind", which is thrown by emscripten_unwind_to_js_event_loop() and others + // that wish to return to JS event loop. + if (e instanceof ExitStatus || e == 'unwind') { + return EXITSTATUS; + } + quit_(1, e); + }; + + var keepRuntimeAlive = () => noExitRuntime || runtimeKeepaliveCounter > 0; + + var _proc_exit = (code) => { + EXITSTATUS = code; + if (!keepRuntimeAlive()) { + Module['onExit']?.(code); + ABORT = true; + } + quit_(code, new ExitStatus(code)); + }; + + /** @suppress {duplicate } */ /** @param {boolean|number=} implicit */ var exitJS = + (status, implicit) => { + EXITSTATUS = status; + if (!keepRuntimeAlive()) { + exitRuntime(); + } + _proc_exit(status); + }; + + var _exit = exitJS; + + Module['_exit'] = _exit; + + var maybeExit = () => { + if (runtimeExited) { + return; + } + if (!keepRuntimeAlive()) { + try { + _exit(EXITSTATUS); + } catch (e) { + handleException(e); + } + } + }; + + var callUserCallback = (func) => { + if (runtimeExited || ABORT) { + return; + } + try { + func(); + maybeExit(); + } catch (e) { + handleException(e); + } + }; + + var _emscripten_get_now = () => performance.now(); + + var __setitimer_js = (which, timeout_ms) => { + // First, clear any existing timer. + if (timers[which]) { + clearTimeout(timers[which].id); + delete timers[which]; + } + // A timeout of zero simply cancels the current timeout so we have nothing + // more to do. + if (!timeout_ms) return 0; + var id = setTimeout(() => { + delete timers[which]; + callUserCallback(() => + __emscripten_timeout(which, _emscripten_get_now()) + ); + }, timeout_ms); + timers[which] = { + id, + timeout_ms, + }; + return 0; + }; + + var __tzset_js = (timezone, daylight, std_name, dst_name) => { + // TODO: Use (malleable) environment variables instead of system settings. + var currentYear = new Date().getFullYear(); + var winter = new Date(currentYear, 0, 1); + var summer = new Date(currentYear, 6, 1); + var winterOffset = winter.getTimezoneOffset(); + var summerOffset = summer.getTimezoneOffset(); + // Local standard timezone offset. Local standard time is not adjusted for + // daylight savings. This code uses the fact that getTimezoneOffset returns + // a greater value during Standard Time versus Daylight Saving Time (DST). + // Thus it determines the expected output during Standard Time, and it + // compares whether the output of the given date the same (Standard) or less + // (DST). + var stdTimezoneOffset = Math.max(winterOffset, summerOffset); + // timezone is specified as seconds west of UTC ("The external variable + // `timezone` shall be set to the difference, in seconds, between + // Coordinated Universal Time (UTC) and local standard time."), the same + // as returned by stdTimezoneOffset. + // See http://pubs.opengroup.org/onlinepubs/009695399/functions/tzset.html + HEAPU32[timezone >> 2] = stdTimezoneOffset * 60; + HEAP32[daylight >> 2] = Number(winterOffset != summerOffset); + var extractZone = (timezoneOffset) => { + // Why inverse sign? + // Read here https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Date/getTimezoneOffset + var sign = timezoneOffset >= 0 ? '-' : '+'; + var absOffset = Math.abs(timezoneOffset); + var hours = String(Math.floor(absOffset / 60)).padStart(2, '0'); + var minutes = String(absOffset % 60).padStart(2, '0'); + return `UTC${sign}${hours}${minutes}`; + }; + var winterName = extractZone(winterOffset); + var summerName = extractZone(summerOffset); + if (summerOffset < winterOffset) { + // Northern hemisphere + stringToUTF8(winterName, std_name, 17); + stringToUTF8(summerName, dst_name, 17); + } else { + stringToUTF8(winterName, dst_name, 17); + stringToUTF8(summerName, std_name, 17); + } + }; + + var _emscripten_date_now = () => Date.now(); + + var nowIsMonotonic = 1; + + var checkWasiClock = (clock_id) => clock_id >= 0 && clock_id <= 3; + + function _clock_time_get( + clk_id, + ignored_precision_low, + ignored_precision_high, + ptime + ) { + var ignored_precision = convertI32PairToI53Checked( + ignored_precision_low, + ignored_precision_high + ); + if (!checkWasiClock(clk_id)) { + return 28; + } + var now; + // all wasi clocks but realtime are monotonic + if (clk_id === 0) { + now = _emscripten_date_now(); + } else if (nowIsMonotonic) { + now = _emscripten_get_now(); + } else { + return 52; + } + // "now" is in ms, and wasi times are in ns. + var nsec = Math.round(now * 1e3 * 1e3); + (tempI64 = [ + nsec >>> 0, + ((tempDouble = nsec), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[ptime >> 2] = tempI64[0]), + (HEAP32[(ptime + 4) >> 2] = tempI64[1]); + return 0; + } + + var getHeapMax = () => + // Stay one Wasm page short of 4GB: while e.g. Chrome is able to allocate + // full 4GB Wasm memories, the size will wrap back to 0 bytes in Wasm side + // for any code that deals with heap sizes, which would require special + // casing all heap size related code to treat 0 specially. + 2147483648; + + var _emscripten_get_heap_max = () => getHeapMax(); + + var growMemory = (size) => { + var b = wasmMemory.buffer; + var pages = ((size - b.byteLength + 65535) / 65536) | 0; + try { + // round size grow request up to wasm page size (fixed 64KB per spec) + wasmMemory.grow(pages); + // .grow() takes a delta compared to the previous size + updateMemoryViews(); + return 1; + } /*success*/ catch (e) {} + }; + + // implicit 0 return to save code size (caller will cast "undefined" into 0 + // anyhow) + var _emscripten_resize_heap = (requestedSize) => { + var oldSize = HEAPU8.length; + // With CAN_ADDRESS_2GB or MEMORY64, pointers are already unsigned. + requestedSize >>>= 0; + // With multithreaded builds, races can happen (another thread might increase the size + // in between), so return a failure, and let the caller retry. + // Memory resize rules: + // 1. Always increase heap size to at least the requested size, rounded up + // to next page multiple. + // 2a. If MEMORY_GROWTH_LINEAR_STEP == -1, excessively resize the heap + // geometrically: increase the heap size according to + // MEMORY_GROWTH_GEOMETRIC_STEP factor (default +20%), At most + // overreserve by MEMORY_GROWTH_GEOMETRIC_CAP bytes (default 96MB). + // 2b. If MEMORY_GROWTH_LINEAR_STEP != -1, excessively resize the heap + // linearly: increase the heap size by at least + // MEMORY_GROWTH_LINEAR_STEP bytes. + // 3. Max size for the heap is capped at 2048MB-WASM_PAGE_SIZE, or by + // MAXIMUM_MEMORY, or by ASAN limit, depending on which is smallest + // 4. If we were unable to allocate as much memory, it may be due to + // over-eager decision to excessively reserve due to (3) above. + // Hence if an allocation fails, cut down on the amount of excess + // growth, in an attempt to succeed to perform a smaller allocation. + // A limit is set for how much we can grow. We should not exceed that + // (the wasm binary specifies it, so if we tried, we'd fail anyhow). + var maxHeapSize = getHeapMax(); + if (requestedSize > maxHeapSize) { + return false; + } + // Loop through potential heap size increases. If we attempt a too eager + // reservation that fails, cut down on the attempted size and reserve a + // smaller bump instead. (max 3 times, chosen somewhat arbitrarily) + for (var cutDown = 1; cutDown <= 4; cutDown *= 2) { + var overGrownHeapSize = oldSize * (1 + 0.2 / cutDown); + // ensure geometric growth + // but limit overreserving (default to capping at +96MB overgrowth at most) + overGrownHeapSize = Math.min( + overGrownHeapSize, + requestedSize + 100663296 + ); + var newSize = Math.min( + maxHeapSize, + alignMemory(Math.max(requestedSize, overGrownHeapSize), 65536) + ); + var replacement = growMemory(newSize); + if (replacement) { + return true; + } + } + return false; + }; + + var runtimeKeepalivePush = () => { + runtimeKeepaliveCounter += 1; + }; + + var runtimeKeepalivePop = () => { + runtimeKeepaliveCounter -= 1; + }; + + /** @param {number=} timeout */ var safeSetTimeout = (func, timeout) => { + runtimeKeepalivePush(); + return setTimeout(() => { + runtimeKeepalivePop(); + callUserCallback(func); + }, timeout); + }; + + var _emscripten_sleep = (ms) => + Asyncify.handleSleep((wakeUp) => safeSetTimeout(wakeUp, ms)); + + Module['_emscripten_sleep'] = _emscripten_sleep; + + _emscripten_sleep.isAsync = true; + + var ENV = PHPLoader.ENV || {}; + + var getExecutableName = () => thisProgram || './this.program'; + + var getEnvStrings = () => { + if (!getEnvStrings.strings) { + // Default values. + // Browser language detection #8751 + var lang = + ( + (typeof navigator == 'object' && + navigator.languages && + navigator.languages[0]) || + 'C' + ).replace('-', '_') + '.UTF-8'; + var env = { + USER: 'web_user', + LOGNAME: 'web_user', + PATH: '/', + PWD: '/', + HOME: '/home/web_user', + LANG: lang, + _: getExecutableName(), + }; + // Apply the user-provided values, if any. + for (var x in ENV) { + // x is a key in ENV; if ENV[x] is undefined, that means it was + // explicitly set to be so. We allow user code to do that to + // force variables with default values to remain unset. + if (ENV[x] === undefined) delete env[x]; + else env[x] = ENV[x]; + } + var strings = []; + for (var x in env) { + strings.push(`${x}=${env[x]}`); + } + getEnvStrings.strings = strings; + } + return getEnvStrings.strings; + }; + + var stringToAscii = (str, buffer) => { + for (var i = 0; i < str.length; ++i) { + HEAP8[buffer++] = str.charCodeAt(i); + } + // Null-terminate the string + HEAP8[buffer] = 0; + }; + + var _environ_get = (__environ, environ_buf) => { + var bufSize = 0; + getEnvStrings().forEach((string, i) => { + var ptr = environ_buf + bufSize; + HEAPU32[(__environ + i * 4) >> 2] = ptr; + stringToAscii(string, ptr); + bufSize += string.length + 1; + }); + return 0; + }; + + var _environ_sizes_get = (penviron_count, penviron_buf_size) => { + var strings = getEnvStrings(); + HEAPU32[penviron_count >> 2] = strings.length; + var bufSize = 0; + strings.forEach((string) => (bufSize += string.length + 1)); + HEAPU32[penviron_buf_size >> 2] = bufSize; + return 0; + }; + + function _fd_close(fd) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + FS.close(stream); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + function _fd_fdstat_get(fd, pbuf) { + try { + var rightsBase = 0; + var rightsInheriting = 0; + var flags = 0; + { + var stream = SYSCALLS.getStreamFromFD(fd); + // All character devices are terminals (other things a Linux system would + // assume is a character device, like the mouse, we have special APIs for). + var type = stream.tty + ? 2 + : FS.isDir(stream.mode) + ? 3 + : FS.isLink(stream.mode) + ? 7 + : 4; + } + HEAP8[pbuf] = type; + HEAP16[(pbuf + 2) >> 1] = flags; + (tempI64 = [ + rightsBase >>> 0, + ((tempDouble = rightsBase), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(pbuf + 8) >> 2] = tempI64[0]), + (HEAP32[(pbuf + 12) >> 2] = tempI64[1]); + (tempI64 = [ + rightsInheriting >>> 0, + ((tempDouble = rightsInheriting), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(pbuf + 16) >> 2] = tempI64[0]), + (HEAP32[(pbuf + 20) >> 2] = tempI64[1]); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + /** @param {number=} offset */ var doReadv = ( + stream, + iov, + iovcnt, + offset + ) => { + var ret = 0; + for (var i = 0; i < iovcnt; i++) { + var ptr = HEAPU32[iov >> 2]; + var len = HEAPU32[(iov + 4) >> 2]; + iov += 8; + var curr = FS.read(stream, HEAP8, ptr, len, offset); + if (curr < 0) return -1; + ret += curr; + if (curr < len) break; + // nothing more to read + if (typeof offset != 'undefined') { + offset += curr; + } + } + return ret; + }; + + function _fd_read(fd, iov, iovcnt, pnum) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + var num = doReadv(stream, iov, iovcnt); + HEAPU32[pnum >> 2] = num; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + function _fd_seek(fd, offset_low, offset_high, whence, newOffset) { + var offset = convertI32PairToI53Checked(offset_low, offset_high); + try { + if (isNaN(offset)) return 61; + var stream = SYSCALLS.getStreamFromFD(fd); + FS.llseek(stream, offset, whence); + (tempI64 = [ + stream.position >>> 0, + ((tempDouble = stream.position), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[newOffset >> 2] = tempI64[0]), + (HEAP32[(newOffset + 4) >> 2] = tempI64[1]); + if (stream.getdents && offset === 0 && whence === 0) + stream.getdents = null; + // reset readdir state + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + var _fd_sync = function (fd) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + return Asyncify.handleSleep((wakeUp) => { + var mount = stream.node.mount; + if (!mount.type.syncfs) { + // We write directly to the file system, so there's nothing to do here. + wakeUp(0); + return; + } + mount.type.syncfs(mount, false, (err) => { + if (err) { + wakeUp(29); + return; + } + wakeUp(0); + }); + }); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + }; + + _fd_sync.isAsync = true; + + /** @param {number=} offset */ var doWritev = ( + stream, + iov, + iovcnt, + offset + ) => { + var ret = 0; + for (var i = 0; i < iovcnt; i++) { + var ptr = HEAPU32[iov >> 2]; + var len = HEAPU32[(iov + 4) >> 2]; + iov += 8; + var curr = FS.write(stream, HEAP8, ptr, len, offset); + if (curr < 0) return -1; + ret += curr; + if (curr < len) { + // No more space to write. + break; + } + if (typeof offset != 'undefined') { + offset += curr; + } + } + return ret; + }; + + function _fd_write(fd, iov, iovcnt, pnum) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + var num = doWritev(stream, iov, iovcnt); + HEAPU32[pnum >> 2] = num; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + var _getaddrinfo = (node, service, hint, out) => { + var addr = 0; + var port = 0; + var flags = 0; + var family = 0; + var type = 0; + var proto = 0; + var ai; + function allocaddrinfo(family, type, proto, canon, addr, port) { + var sa, salen, ai; + var errno; + salen = family === 10 ? 28 : 16; + addr = family === 10 ? inetNtop6(addr) : inetNtop4(addr); + sa = _malloc(salen); + errno = writeSockaddr(sa, family, addr, port); + assert(!errno); + ai = _malloc(32); + HEAP32[(ai + 4) >> 2] = family; + HEAP32[(ai + 8) >> 2] = type; + HEAP32[(ai + 12) >> 2] = proto; + HEAPU32[(ai + 24) >> 2] = canon; + HEAPU32[(ai + 20) >> 2] = sa; + if (family === 10) { + HEAP32[(ai + 16) >> 2] = 28; + } else { + HEAP32[(ai + 16) >> 2] = 16; + } + HEAP32[(ai + 28) >> 2] = 0; + return ai; + } + if (hint) { + flags = HEAP32[hint >> 2]; + family = HEAP32[(hint + 4) >> 2]; + type = HEAP32[(hint + 8) >> 2]; + proto = HEAP32[(hint + 12) >> 2]; + } + if (type && !proto) { + proto = type === 2 ? 17 : 6; + } + if (!type && proto) { + type = proto === 17 ? 2 : 1; + } + // If type or proto are set to zero in hints we should really be returning multiple addrinfo values, but for + // now default to a TCP STREAM socket so we can at least return a sensible addrinfo given NULL hints. + if (proto === 0) { + proto = 6; + } + if (type === 0) { + type = 1; + } + if (!node && !service) { + return -2; + } + if (flags & ~(1 | 2 | 4 | 1024 | 8 | 16 | 32)) { + return -1; + } + if (hint !== 0 && HEAP32[hint >> 2] & 2 && !node) { + return -1; + } + if (flags & 32) { + // TODO + return -2; + } + if (type !== 0 && type !== 1 && type !== 2) { + return -7; + } + if (family !== 0 && family !== 2 && family !== 10) { + return -6; + } + if (service) { + service = UTF8ToString(service); + port = parseInt(service, 10); + if (isNaN(port)) { + if (flags & 1024) { + return -2; + } + // TODO support resolving well-known service names from: + // http://www.iana.org/assignments/service-names-port-numbers/service-names-port-numbers.txt + return -8; + } + } + if (!node) { + if (family === 0) { + family = 2; + } + if ((flags & 1) === 0) { + if (family === 2) { + addr = _htonl(2130706433); + } else { + addr = [0, 0, 0, _htonl(1)]; + } + } + ai = allocaddrinfo(family, type, proto, null, addr, port); + HEAPU32[out >> 2] = ai; + return 0; + } + // try as a numeric address + node = UTF8ToString(node); + addr = inetPton4(node); + if (addr !== null) { + // incoming node is a valid ipv4 address + if (family === 0 || family === 2) { + family = 2; + } else if (family === 10 && flags & 8) { + addr = [0, 0, _htonl(65535), addr]; + family = 10; + } else { + return -2; + } + } else { + addr = inetPton6(node); + if (addr !== null) { + // incoming node is a valid ipv6 address + if (family === 0 || family === 10) { + family = 10; + } else { + return -2; + } + } + } + if (addr != null) { + ai = allocaddrinfo(family, type, proto, node, addr, port); + HEAPU32[out >> 2] = ai; + return 0; + } + if (flags & 4) { + return -2; + } + // try as a hostname + // resolve the hostname to a temporary fake address + node = DNS.lookup_name(node); + addr = inetPton4(node); + if (family === 0) { + family = 2; + } else if (family === 10) { + addr = [0, 0, _htonl(65535), addr]; + } + ai = allocaddrinfo(family, type, proto, null, addr, port); + HEAPU32[out >> 2] = ai; + return 0; + }; + + var _getnameinfo = (sa, salen, node, nodelen, serv, servlen, flags) => { + var info = readSockaddr(sa, salen); + if (info.errno) { + return -6; + } + var port = info.port; + var addr = info.addr; + var overflowed = false; + if (node && nodelen) { + var lookup; + if (flags & 1 || !(lookup = DNS.lookup_addr(addr))) { + if (flags & 8) { + return -2; + } + } else { + addr = lookup; + } + var numBytesWrittenExclNull = stringToUTF8(addr, node, nodelen); + if (numBytesWrittenExclNull + 1 >= nodelen) { + overflowed = true; + } + } + if (serv && servlen) { + port = '' + port; + var numBytesWrittenExclNull = stringToUTF8(port, serv, servlen); + if (numBytesWrittenExclNull + 1 >= servlen) { + overflowed = true; + } + } + if (overflowed) { + // Note: even when we overflow, getnameinfo() is specced to write out the truncated results. + return -12; + } + return 0; + }; + + var Protocols = { + list: [], + map: {}, + }; + + var _setprotoent = (stayopen) => { + // void setprotoent(int stayopen); + // Allocate and populate a protoent structure given a name, protocol number and array of aliases + function allocprotoent(name, proto, aliases) { + // write name into buffer + var nameBuf = _malloc(name.length + 1); + stringToAscii(name, nameBuf); + // write aliases into buffer + var j = 0; + var length = aliases.length; + var aliasListBuf = _malloc((length + 1) * 4); + // Use length + 1 so we have space for the terminating NULL ptr. + for (var i = 0; i < length; i++, j += 4) { + var alias = aliases[i]; + var aliasBuf = _malloc(alias.length + 1); + stringToAscii(alias, aliasBuf); + HEAPU32[(aliasListBuf + j) >> 2] = aliasBuf; + } + HEAPU32[(aliasListBuf + j) >> 2] = 0; + // Terminating NULL pointer. + // generate protoent + var pe = _malloc(12); + HEAPU32[pe >> 2] = nameBuf; + HEAPU32[(pe + 4) >> 2] = aliasListBuf; + HEAP32[(pe + 8) >> 2] = proto; + return pe; + } + // Populate the protocol 'database'. The entries are limited to tcp and udp, though it is fairly trivial + // to add extra entries from /etc/protocols if desired - though not sure if that'd actually be useful. + var list = Protocols.list; + var map = Protocols.map; + if (list.length === 0) { + var entry = allocprotoent('tcp', 6, ['TCP']); + list.push(entry); + map['tcp'] = map['6'] = entry; + entry = allocprotoent('udp', 17, ['UDP']); + list.push(entry); + map['udp'] = map['17'] = entry; + } + _setprotoent.index = 0; + }; + + var _getprotobyname = (name) => { + // struct protoent *getprotobyname(const char *); + name = UTF8ToString(name); + _setprotoent(true); + var result = Protocols.map[name]; + return result; + }; + + var _getprotobynumber = (number) => { + // struct protoent *getprotobynumber(int proto); + _setprotoent(true); + var result = Protocols.map[number]; + return result; + }; + + var stackAlloc = (sz) => __emscripten_stack_alloc(sz); + + /** @suppress {duplicate } */ var stringToUTF8OnStack = (str) => { + var size = lengthBytesUTF8(str) + 1; + var ret = stackAlloc(size); + stringToUTF8(str, ret, size); + return ret; + }; + + var allocateUTF8OnStack = stringToUTF8OnStack; + + var PHPWASM = { + init: function () { + // The /internal directory is required by the C module. It's where the + // stdout, stderr, and headers information are written for the JavaScript + // code to read later on. + FS.mkdir('/internal'); + // The files from the shared directory are shared between all the + // PHP processes managed by PHPProcessManager. + FS.mkdir('/internal/shared'); + // The files from the preload directory are preloaded using the + // auto_prepend_file php.ini directive. + FS.mkdir('/internal/shared/preload'); + PHPWASM.EventEmitter = ENVIRONMENT_IS_NODE + ? require('events').EventEmitter + : class EventEmitter { + constructor() { + this.listeners = {}; + } + emit(eventName, data) { + if (this.listeners[eventName]) { + this.listeners[eventName].forEach( + (callback) => { + callback(data); + } + ); + } + } + once(eventName, callback) { + const self = this; + function removedCallback() { + callback(...arguments); + self.removeListener(eventName, removedCallback); + } + this.on(eventName, removedCallback); + } + removeAllListeners(eventName) { + if (eventName) { + delete this.listeners[eventName]; + } else { + this.listeners = {}; + } + } + removeListener(eventName, callback) { + if (this.listeners[eventName]) { + const idx = + this.listeners[eventName].indexOf(callback); + if (idx !== -1) { + this.listeners[eventName].splice(idx, 1); + } + } + } + }; + PHPWASM.child_proc_by_fd = {}; + PHPWASM.child_proc_by_pid = {}; + PHPWASM.input_devices = {}; + }, + getAllWebSockets: function (sock) { + const webSockets = new Set(); + if (sock.server) { + sock.server.clients.forEach((ws) => { + webSockets.add(ws); + }); + } + for (const peer of PHPWASM.getAllPeers(sock)) { + webSockets.add(peer.socket); + } + return Array.from(webSockets); + }, + getAllPeers: function (sock) { + const peers = new Set(); + if (sock.server) { + sock.pending + .filter((pending) => pending.peers) + .forEach((pending) => { + for (const peer of Object.values(pending.peers)) { + peers.add(peer); + } + }); + } + if (sock.peers) { + for (const peer of Object.values(sock.peers)) { + peers.add(peer); + } + } + return Array.from(peers); + }, + awaitData: function (ws) { + return PHPWASM.awaitEvent(ws, 'message'); + }, + awaitConnection: function (ws) { + if (ws.OPEN === ws.readyState) { + return [Promise.resolve(), PHPWASM.noop]; + } + return PHPWASM.awaitEvent(ws, 'open'); + }, + awaitClose: function (ws) { + if ([ws.CLOSING, ws.CLOSED].includes(ws.readyState)) { + return [Promise.resolve(), PHPWASM.noop]; + } + return PHPWASM.awaitEvent(ws, 'close'); + }, + awaitError: function (ws) { + if ([ws.CLOSING, ws.CLOSED].includes(ws.readyState)) { + return [Promise.resolve(), PHPWASM.noop]; + } + return PHPWASM.awaitEvent(ws, 'error'); + }, + awaitEvent: function (ws, event) { + let resolve; + const listener = () => { + resolve(); + }; + const promise = new Promise(function (_resolve) { + resolve = _resolve; + ws.once(event, listener); + }); + const cancel = () => { + ws.removeListener(event, listener); + // Rejecting the promises bubbles up and kills the entire + // node process. Let's resolve them on the next tick instead + // to give the caller some space to unbind any handlers. + setTimeout(resolve); + }; + return [promise, cancel]; + }, + noop: function () {}, + spawnProcess: function (command, args, options) { + if (Module['spawnProcess']) { + const spawnedPromise = Module['spawnProcess']( + command, + args, + options + ); + return Promise.resolve(spawnedPromise).then(function (spawned) { + if (!spawned || !spawned.on) { + throw new Error( + 'spawnProcess() must return an EventEmitter but returned a different type.' + ); + } + return spawned; + }); + } + if (ENVIRONMENT_IS_NODE) { + return require('child_process').spawn(command, args, { + ...options, + shell: true, + stdio: ['pipe', 'pipe', 'pipe'], + timeout: 100, + }); + } + const e = new Error( + 'popen(), proc_open() etc. are unsupported in the browser. Call php.setSpawnHandler() ' + + 'and provide a callback to handle spawning processes, or disable a popen(), proc_open() ' + + 'and similar functions via php.ini.' + ); + e.code = 'SPAWN_UNSUPPORTED'; + throw e; + }, + shutdownSocket: function (socketd, how) { + // This implementation only supports websockets at the moment + const sock = getSocketFromFD(socketd); + const peer = Object.values(sock.peers)[0]; + if (!peer) { + return -1; + } + try { + peer.socket.close(); + SOCKFS.websocket_sock_ops.removePeer(sock, peer); + return 0; + } catch (e) { + console.log('Socket shutdown error', e); + return -1; + } + }, + }; + + function _js_create_input_device(deviceId) { + let dataBuffer = []; + let dataCallback; + const filename = 'proc_id_' + deviceId; + const device = FS.createDevice( + '/dev', + filename, + function () {}, + function (byte) { + try { + dataBuffer.push(byte); + if (dataCallback) { + dataCallback(new Uint8Array(dataBuffer)); + dataBuffer = []; + } + } catch (e) { + console.error(e); + throw e; + } + } + ); + const devicePath = '/dev/' + filename; + PHPWASM.input_devices[deviceId] = { + devicePath, + onData: function (cb) { + dataCallback = cb; + dataBuffer.forEach(function (data) { + cb(data); + }); + dataBuffer.length = 0; + }, + }; + return allocateUTF8OnStack(devicePath); + } + + function _js_open_process( + command, + argsPtr, + argsLength, + descriptorsPtr, + descriptorsLength, + cwdPtr, + cwdLength, + envPtr, + envLength + ) { + if (!command) { + return 1; + } + const cmdstr = UTF8ToString(command); + if (!cmdstr.length) { + return 0; + } + let argsArray = []; + if (argsLength) { + for (var i = 0; i < argsLength; i++) { + const charPointer = argsPtr + i * 4; + argsArray.push(UTF8ToString(HEAPU32[charPointer >> 2])); + } + } + const cwdstr = cwdPtr ? UTF8ToString(cwdPtr) : null; + let envObject = null; + if (envLength) { + envObject = {}; + for (var i = 0; i < envLength; i++) { + const envPointer = envPtr + i * 4; + const envEntry = UTF8ToString(HEAPU32[envPointer >> 2]); + const splitAt = envEntry.indexOf('='); + if (splitAt === -1) { + continue; + } + const key = envEntry.substring(0, splitAt); + const value = envEntry.substring(splitAt + 1); + envObject[key] = value; + } + } + var std = {}; + // Extracts an array of available descriptors that should be dispatched to streams. + // On the C side, the descriptors are expressed as `**int` so we must go read + // each of the `descriptorsLength` `*int` pointers and convert the associated data into + // a JavaScript object { descriptor : { child : fd, parent : fd } }. + for (var i = 0; i < descriptorsLength; i++) { + const descriptorPtr = HEAPU32[(descriptorsPtr + i * 4) >> 2]; + std[HEAPU32[descriptorPtr >> 2]] = { + child: HEAPU32[(descriptorPtr + 4) >> 2], + parent: HEAPU32[(descriptorPtr + 8) >> 2], + }; + } + return Asyncify.handleSleep(async (wakeUp) => { + let cp; + try { + const options = {}; + if (cwdstr !== null) { + options.cwd = cwdstr; + } + if (envObject !== null) { + options.env = envObject; + } + cp = PHPWASM.spawnProcess(cmdstr, argsArray, options); + if (cp instanceof Promise) { + cp = await cp; + } + } catch (e) { + if (e.code === 'SPAWN_UNSUPPORTED') { + wakeUp(1); + return; + } + console.error(e); + wakeUp(1); + throw e; + } + const ProcInfo = { + pid: cp.pid, + exited: false, + stdinFd: std[0]?.child, + stdinIsDevice: std[0]?.child in PHPWASM.input_devices, + stdoutChildFd: std[1]?.child, + stdoutParentFd: std[1]?.parent, + stderrChildFd: std[2]?.child, + stderrParentFd: std[2]?.parent, + stdout: new PHPWASM.EventEmitter(), + stderr: new PHPWASM.EventEmitter(), + }; + if (ProcInfo.stdoutChildFd) + PHPWASM.child_proc_by_fd[ProcInfo.stdoutChildFd] = ProcInfo; + if (ProcInfo.stderrChildFd) + PHPWASM.child_proc_by_fd[ProcInfo.stderrChildFd] = ProcInfo; + if (ProcInfo.stdoutParentFd) + PHPWASM.child_proc_by_fd[ProcInfo.stdoutParentFd] = ProcInfo; + if (ProcInfo.stderrParentFd) + PHPWASM.child_proc_by_fd[ProcInfo.stderrParentFd] = ProcInfo; + PHPWASM.child_proc_by_pid[ProcInfo.pid] = ProcInfo; + cp.on('exit', function (code) { + ProcInfo.exitCode = code; + ProcInfo.exited = true; + // Emit events for the wasm_poll_socket function. + ProcInfo.stdout.emit('data'); + ProcInfo.stderr.emit('data'); + }); + // Pass data from child process's stdout to PHP's end of the stdout pipe. + if (ProcInfo.stdoutChildFd) { + const stdoutStream = SYSCALLS.getStreamFromFD( + ProcInfo.stdoutChildFd + ); + let stdoutAt = 0; + cp.stdout.on('data', function (data) { + ProcInfo.stdout.emit('data', data); + stdoutStream.stream_ops.write( + stdoutStream, + data, + 0, + data.length, + stdoutAt + ); + stdoutAt += data.length; + }); + } + // Pass data from child process's stderr to PHP's end of the stdout pipe. + if (ProcInfo.stderrChildFd) { + const stderrStream = SYSCALLS.getStreamFromFD( + ProcInfo.stderrChildFd + ); + let stderrAt = 0; + cp.stderr.on('data', function (data) { + ProcInfo.stderr.emit('data', data); + stderrStream.stream_ops.write( + stderrStream, + data, + 0, + data.length, + stderrAt + ); + stderrAt += data.length; + }); + } + /** + * Wait until the child process has been spawned. + * Unfortunately there is no Node.js API to check whether + * the process has already been spawned. We can only listen + * to the 'spawn' event and if it has already been spawned, + * listen to the 'exit' event. + */ try { + await new Promise((resolve, reject) => { + cp.on('spawn', resolve); + cp.on('error', reject); + }); + } catch (e) { + console.error(e); + wakeUp(1); + return; + } + // Now we want to pass data from the STDIN source supplied by PHP + // to the child process. + // PHP will write STDIN data to a device. + if (ProcInfo.stdinIsDevice) { + // We use Emscripten devices as pipes. This is a bit of a hack + // but it works as we get a callback when the device is written to. + // Let's listen to anything it outputs and pass it to the child process. + PHPWASM.input_devices[ProcInfo.stdinFd].onData(function (data) { + if (!data) return; + if (typeof data === 'number') { + data = new Uint8Array([data]); + } + const dataStr = new TextDecoder('utf-8').decode(data); + cp.stdin.write(dataStr); + }); + wakeUp(ProcInfo.pid); + return; + } + if (ProcInfo.stdinFd) { + // PHP will write STDIN data to a file descriptor. + const stdinStream = SYSCALLS.getStreamFromFD(ProcInfo.stdinFd); + if (stdinStream.node) { + // Pipe the entire stdinStream to cp.stdin + const CHUNK_SIZE = 1024; + const buffer = new Uint8Array(CHUNK_SIZE); + let offset = 0; + while (true) { + const bytesRead = stdinStream.stream_ops.read( + stdinStream, + buffer, + 0, + CHUNK_SIZE, + offset + ); + if (bytesRead === null || bytesRead === 0) { + break; + } + try { + cp.stdin.write(buffer.subarray(0, bytesRead)); + } catch (e) { + console.error(e); + return 1; + } + if (bytesRead < CHUNK_SIZE) { + break; + } + offset += bytesRead; + } + wakeUp(ProcInfo.pid); + return; + } + } + wakeUp(ProcInfo.pid); + }); + } + + function _js_process_status(pid, exitCodePtr) { + if (!PHPWASM.child_proc_by_pid[pid]) { + return -1; + } + if (PHPWASM.child_proc_by_pid[pid].exited) { + HEAPU32[exitCodePtr >> 2] = PHPWASM.child_proc_by_pid[pid].exitCode; + return 1; + } + return 0; + } + + function _js_waitpid(pid, exitCodePtr) { + if (!PHPWASM.child_proc_by_pid[pid]) { + return -1; + } + return Asyncify.handleSleep((wakeUp) => { + const poll = function () { + if (PHPWASM.child_proc_by_pid[pid]?.exited) { + HEAPU32[exitCodePtr >> 2] = + PHPWASM.child_proc_by_pid[pid].exitCode; + wakeUp(pid); + } else { + setTimeout(poll, 50); + } + }; + poll(); + }); + } + + var arraySum = (array, index) => { + var sum = 0; + for (var i = 0; i <= index; sum += array[i++]) {} + // no-op + return sum; + }; + + var MONTH_DAYS_LEAP = [31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]; + + var MONTH_DAYS_REGULAR = [31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]; + + var addDays = (date, days) => { + var newDate = new Date(date.getTime()); + while (days > 0) { + var leap = isLeapYear(newDate.getFullYear()); + var currentMonth = newDate.getMonth(); + var daysInCurrentMonth = ( + leap ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR + )[currentMonth]; + if (days > daysInCurrentMonth - newDate.getDate()) { + // we spill over to next month + days -= daysInCurrentMonth - newDate.getDate() + 1; + newDate.setDate(1); + if (currentMonth < 11) { + newDate.setMonth(currentMonth + 1); + } else { + newDate.setMonth(0); + newDate.setFullYear(newDate.getFullYear() + 1); + } + } else { + // we stay in current month + newDate.setDate(newDate.getDate() + days); + return newDate; + } + } + return newDate; + }; + + var _strptime = (buf, format, tm) => { + // char *strptime(const char *restrict buf, const char *restrict format, struct tm *restrict tm); + // http://pubs.opengroup.org/onlinepubs/009695399/functions/strptime.html + var pattern = UTF8ToString(format); + // escape special characters + // TODO: not sure we really need to escape all of these in JS regexps + var SPECIAL_CHARS = '\\!@#$^&*()+=-[]/{}|:<>?,.'; + for (var i = 0, ii = SPECIAL_CHARS.length; i < ii; ++i) { + pattern = pattern.replace( + new RegExp('\\' + SPECIAL_CHARS[i], 'g'), + '\\' + SPECIAL_CHARS[i] + ); + } + // reduce number of matchers + var EQUIVALENT_MATCHERS = { + A: '%a', + B: '%b', + c: '%a %b %d %H:%M:%S %Y', + D: '%m\\/%d\\/%y', + e: '%d', + F: '%Y-%m-%d', + h: '%b', + R: '%H\\:%M', + r: '%I\\:%M\\:%S\\s%p', + T: '%H\\:%M\\:%S', + x: '%m\\/%d\\/(?:%y|%Y)', + X: '%H\\:%M\\:%S', + }; + // TODO: take care of locale + var DATE_PATTERNS = { + /* weekday name */ a: '(?:Sun(?:day)?)|(?:Mon(?:day)?)|(?:Tue(?:sday)?)|(?:Wed(?:nesday)?)|(?:Thu(?:rsday)?)|(?:Fri(?:day)?)|(?:Sat(?:urday)?)', + /* month name */ b: '(?:Jan(?:uary)?)|(?:Feb(?:ruary)?)|(?:Mar(?:ch)?)|(?:Apr(?:il)?)|May|(?:Jun(?:e)?)|(?:Jul(?:y)?)|(?:Aug(?:ust)?)|(?:Sep(?:tember)?)|(?:Oct(?:ober)?)|(?:Nov(?:ember)?)|(?:Dec(?:ember)?)', + /* century */ C: '\\d\\d', + /* day of month */ d: '0[1-9]|[1-9](?!\\d)|1\\d|2\\d|30|31', + /* hour (24hr) */ H: '\\d(?!\\d)|[0,1]\\d|20|21|22|23', + /* hour (12hr) */ I: '\\d(?!\\d)|0\\d|10|11|12', + /* day of year */ j: '00[1-9]|0?[1-9](?!\\d)|0?[1-9]\\d(?!\\d)|[1,2]\\d\\d|3[0-6]\\d', + /* month */ m: '0[1-9]|[1-9](?!\\d)|10|11|12', + /* minutes */ M: '0\\d|\\d(?!\\d)|[1-5]\\d', + /* whitespace */ n: ' ', + /* AM/PM */ p: 'AM|am|PM|pm|A\\.M\\.|a\\.m\\.|P\\.M\\.|p\\.m\\.', + /* seconds */ S: '0\\d|\\d(?!\\d)|[1-5]\\d|60', + /* week number */ U: '0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53', + /* week number */ W: '0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53', + /* weekday number */ w: '[0-6]', + /* 2-digit year */ y: '\\d\\d', + /* 4-digit year */ Y: '\\d\\d\\d\\d', + /* whitespace */ t: ' ', + /* time zone */ z: 'Z|(?:[\\+\\-]\\d\\d:?(?:\\d\\d)?)', + }; + var MONTH_NUMBERS = { + JAN: 0, + FEB: 1, + MAR: 2, + APR: 3, + MAY: 4, + JUN: 5, + JUL: 6, + AUG: 7, + SEP: 8, + OCT: 9, + NOV: 10, + DEC: 11, + }; + var DAY_NUMBERS_SUN_FIRST = { + SUN: 0, + MON: 1, + TUE: 2, + WED: 3, + THU: 4, + FRI: 5, + SAT: 6, + }; + var DAY_NUMBERS_MON_FIRST = { + MON: 0, + TUE: 1, + WED: 2, + THU: 3, + FRI: 4, + SAT: 5, + SUN: 6, + }; + var capture = []; + var pattern_out = pattern + .replace(/%(.)/g, (m, c) => EQUIVALENT_MATCHERS[c] || m) + .replace(/%(.)/g, (_, c) => { + let pat = DATE_PATTERNS[c]; + if (pat) { + capture.push(c); + return `(${pat})`; + } else { + return c; + } + }) + .replace( + // any number of space or tab characters match zero or more spaces + /\s+/g, + '\\s*' + ); + var matches = new RegExp('^' + pattern_out, 'i').exec( + UTF8ToString(buf) + ); + function initDate() { + function fixup(value, min, max) { + return typeof value != 'number' || isNaN(value) + ? min + : value >= min + ? value <= max + ? value + : max + : min; + } + return { + year: fixup(HEAP32[(tm + 20) >> 2] + 1900, 1970, 9999), + month: fixup(HEAP32[(tm + 16) >> 2], 0, 11), + day: fixup(HEAP32[(tm + 12) >> 2], 1, 31), + hour: fixup(HEAP32[(tm + 8) >> 2], 0, 23), + min: fixup(HEAP32[(tm + 4) >> 2], 0, 59), + sec: fixup(HEAP32[tm >> 2], 0, 59), + gmtoff: 0, + }; + } + if (matches) { + var date = initDate(); + var value; + var getMatch = (symbol) => { + var pos = capture.indexOf(symbol); + // check if symbol appears in regexp + if (pos >= 0) { + // return matched value or null (falsy!) for non-matches + return matches[pos + 1]; + } + return; + }; + // seconds + if ((value = getMatch('S'))) { + date.sec = jstoi_q(value); + } + // minutes + if ((value = getMatch('M'))) { + date.min = jstoi_q(value); + } + // hours + if ((value = getMatch('H'))) { + // 24h clock + date.hour = jstoi_q(value); + } else if ((value = getMatch('I'))) { + // AM/PM clock + var hour = jstoi_q(value); + if ((value = getMatch('p'))) { + hour += value.toUpperCase()[0] === 'P' ? 12 : 0; + } + date.hour = hour; + } + // year + if ((value = getMatch('Y'))) { + // parse from four-digit year + date.year = jstoi_q(value); + } else if ((value = getMatch('y'))) { + // parse from two-digit year... + var year = jstoi_q(value); + if ((value = getMatch('C'))) { + // ...and century + year += jstoi_q(value) * 100; + } else { + // ...and rule-of-thumb + year += year < 69 ? 2e3 : 1900; + } + date.year = year; + } + // month + if ((value = getMatch('m'))) { + // parse from month number + date.month = jstoi_q(value) - 1; + } else if ((value = getMatch('b'))) { + // parse from month name + date.month = + MONTH_NUMBERS[value.substring(0, 3).toUpperCase()] || 0; + } + // day + if ((value = getMatch('d'))) { + // get day of month directly + date.day = jstoi_q(value); + } else if ((value = getMatch('j'))) { + // get day of month from day of year ... + var day = jstoi_q(value); + var leapYear = isLeapYear(date.year); + for (var month = 0; month < 12; ++month) { + var daysUntilMonth = arraySum( + leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, + month - 1 + ); + if ( + day <= + daysUntilMonth + + (leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR)[ + month + ] + ) { + date.day = day - daysUntilMonth; + } + } + } else if ((value = getMatch('a'))) { + // get day of month from weekday ... + var weekDay = value.substring(0, 3).toUpperCase(); + if ((value = getMatch('U'))) { + // ... and week number (Sunday being first day of week) + // Week number of the year (Sunday as the first day of the week) as a decimal number [00,53]. + // All days in a new year preceding the first Sunday are considered to be in week 0. + var weekDayNumber = DAY_NUMBERS_SUN_FIRST[weekDay]; + var weekNumber = jstoi_q(value); + // January 1st + var janFirst = new Date(date.year, 0, 1); + var endDate; + if (janFirst.getDay() === 0) { + // Jan 1st is a Sunday, and, hence in the 1st CW + endDate = addDays( + janFirst, + weekDayNumber + 7 * (weekNumber - 1) + ); + } else { + // Jan 1st is not a Sunday, and, hence still in the 0th CW + endDate = addDays( + janFirst, + 7 - + janFirst.getDay() + + weekDayNumber + + 7 * (weekNumber - 1) + ); + } + date.day = endDate.getDate(); + date.month = endDate.getMonth(); + } else if ((value = getMatch('W'))) { + // ... and week number (Monday being first day of week) + // Week number of the year (Monday as the first day of the week) as a decimal number [00,53]. + // All days in a new year preceding the first Monday are considered to be in week 0. + var weekDayNumber = DAY_NUMBERS_MON_FIRST[weekDay]; + var weekNumber = jstoi_q(value); + // January 1st + var janFirst = new Date(date.year, 0, 1); + var endDate; + if (janFirst.getDay() === 1) { + // Jan 1st is a Monday, and, hence in the 1st CW + endDate = addDays( + janFirst, + weekDayNumber + 7 * (weekNumber - 1) + ); + } else { + // Jan 1st is not a Monday, and, hence still in the 0th CW + endDate = addDays( + janFirst, + 7 - + janFirst.getDay() + + 1 + + weekDayNumber + + 7 * (weekNumber - 1) + ); + } + date.day = endDate.getDate(); + date.month = endDate.getMonth(); + } + } + // time zone + if ((value = getMatch('z'))) { + // GMT offset as either 'Z' or +-HH:MM or +-HH or +-HHMM + if (value.toLowerCase() === 'z') { + date.gmtoff = 0; + } else { + var match = value.match(/^((?:\-|\+)\d\d):?(\d\d)?/); + date.gmtoff = match[1] * 3600; + if (match[2]) { + date.gmtoff += + date.gmtoff > 0 ? match[2] * 60 : -match[2] * 60; + } + } + } + /* tm_sec int seconds after the minute 0-61* tm_min int minutes after the hour 0-59 tm_hour int hours since midnight 0-23 @@ -6610,875 +8181,1226 @@ var _strptime = (buf, format, tm) => { tm_yday int days since January 1 0-365 tm_isdst int Daylight Saving Time flag tm_gmtoff long offset from GMT (seconds) - */ var fullDate = new Date(date.year, date.month, date.day, date.hour, date.min, date.sec, 0); - HEAP32[((tm) >> 2)] = fullDate.getSeconds(); - HEAP32[(((tm) + (4)) >> 2)] = fullDate.getMinutes(); - HEAP32[(((tm) + (8)) >> 2)] = fullDate.getHours(); - HEAP32[(((tm) + (12)) >> 2)] = fullDate.getDate(); - HEAP32[(((tm) + (16)) >> 2)] = fullDate.getMonth(); - HEAP32[(((tm) + (20)) >> 2)] = fullDate.getFullYear() - 1900; - HEAP32[(((tm) + (24)) >> 2)] = fullDate.getDay(); - HEAP32[(((tm) + (28)) >> 2)] = arraySum(isLeapYear(fullDate.getFullYear()) ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, fullDate.getMonth() - 1) + fullDate.getDate() - 1; - HEAP32[(((tm) + (32)) >> 2)] = 0; - HEAP32[(((tm) + (36)) >> 2)] = date.gmtoff; - return buf + intArrayFromString(matches[0]).length - 1; - } - return 0; -}; - -function _wasm_close(socketd) { - return PHPWASM.shutdownSocket(socketd, 2); -} - -function _wasm_setsockopt(socketd, level, optionName, optionValuePtr, optionLen) { - const optionValue = HEAPU8[optionValuePtr]; - const SOL_SOCKET = 1; - const SO_KEEPALIVE = 9; - const IPPROTO_TCP = 6; - const TCP_NODELAY = 1; - const isSupported = (level === SOL_SOCKET && optionName === SO_KEEPALIVE) || (level === IPPROTO_TCP && optionName === TCP_NODELAY); - if (!isSupported) { - console.warn(`Unsupported socket option: ${level}, ${optionName}, ${optionValue}`); - return -1; - } - const ws = PHPWASM.getAllWebSockets(socketd)[0]; - if (!ws) { - return -1; - } - ws.setSocketOpt(level, optionName, optionValuePtr); - return 0; -} - -/** @type {WebAssembly.Table} */ var wasmTable; - -var runAndAbortIfError = func => { - try { - return func(); - } catch (e) { - abort(e); - } -}; - -var Asyncify = { - instrumentWasmImports(imports) { - var importPattern = /^(_dlopen_js|invoke_i|invoke_ii|invoke_iii|invoke_iiii|invoke_iiiii|invoke_iiiiii|invoke_iiiiiii|invoke_iiiiiiii|invoke_iiiiiiiiii|invoke_v|invoke_vi|invoke_vii|invoke_viidii|invoke_viii|invoke_viiii|invoke_viiiii|invoke_viiiiii|invoke_viiiiiii|invoke_viiiiiiiii|js_open_process|_js_open_process|_asyncjs__js_open_process|js_popen_to_file|_js_popen_to_file|_asyncjs__js_popen_to_file|js_fd_read|_js_fd_read|js_module_onMessage|_js_module_onMessage|_asyncjs__js_module_onMessage|js_waitpid|_js_waitpid|_asyncjs__js_waitpid|wasm_poll_socket|_wasm_poll_socket|_asyncjs__wasm_poll_socket|wasm_shutdown|_wasm_shutdown|_asyncjs__wasm_shutdown|__asyncjs__.*)$/; - for (let [x, original] of Object.entries(imports)) { - if (typeof original == "function") { - let isAsyncifyImport = original.isAsync || importPattern.test(x); - } - } - }, - instrumentWasmExports(exports) { - var ret = {}; - for (let [x, original] of Object.entries(exports)) { - if (typeof original == "function") { - ret[x] = (...args) => { - Asyncify.exportCallStack.push(x); - try { - return original(...args); - } finally { - if (!ABORT) { - var y = Asyncify.exportCallStack.pop(); - Asyncify.maybeStopUnwind(); - } - } - }; - } else { - ret[x] = original; - } - } - return ret; - }, - State: { - Normal: 0, - Unwinding: 1, - Rewinding: 2, - Disabled: 3 - }, - state: 0, - StackSize: 4096, - currData: null, - handleSleepReturnValue: 0, - exportCallStack: [], - callStackNameToId: {}, - callStackIdToName: {}, - callStackId: 0, - asyncPromiseHandlers: null, - sleepCallbacks: [], - getCallStackId(funcName) { - var id = Asyncify.callStackNameToId[funcName]; - if (id === undefined) { - id = Asyncify.callStackId++; - Asyncify.callStackNameToId[funcName] = id; - Asyncify.callStackIdToName[id] = funcName; - } - return id; - }, - maybeStopUnwind() { - if (Asyncify.currData && Asyncify.state === Asyncify.State.Unwinding && Asyncify.exportCallStack.length === 0) { - Asyncify.state = Asyncify.State.Normal; - runtimeKeepalivePush(); - runAndAbortIfError(_asyncify_stop_unwind); - if (typeof Fibers != "undefined") { - Fibers.trampoline(); - } - } - }, - whenDone() { - return new Promise((resolve, reject) => { - Asyncify.asyncPromiseHandlers = { - resolve: resolve, - reject: reject - }; - }); - }, - allocateData() { - var ptr = _malloc(12 + Asyncify.StackSize); - Asyncify.setDataHeader(ptr, ptr + 12, Asyncify.StackSize); - Asyncify.setDataRewindFunc(ptr); - return ptr; - }, - setDataHeader(ptr, stack, stackSize) { - HEAPU32[((ptr) >> 2)] = stack; - HEAPU32[(((ptr) + (4)) >> 2)] = stack + stackSize; - }, - setDataRewindFunc(ptr) { - var bottomOfCallStack = Asyncify.exportCallStack[0]; - var rewindId = Asyncify.getCallStackId(bottomOfCallStack); - HEAP32[(((ptr) + (8)) >> 2)] = rewindId; - }, - getDataRewindFuncName(ptr) { - var id = HEAP32[(((ptr) + (8)) >> 2)]; - var name = Asyncify.callStackIdToName[id]; - return name; - }, - getDataRewindFunc(name) { - var func = wasmExports[name]; - return func; - }, - doRewind(ptr) { - var name = Asyncify.getDataRewindFuncName(ptr); - var func = Asyncify.getDataRewindFunc(name); - runtimeKeepalivePop(); - return func(); - }, - handleSleep(startAsync) { - if (ABORT) return; - if (Asyncify.state === Asyncify.State.Normal) { - var reachedCallback = false; - var reachedAfterCallback = false; - startAsync((handleSleepReturnValue = 0) => { - if (ABORT) return; - Asyncify.handleSleepReturnValue = handleSleepReturnValue; - reachedCallback = true; - if (!reachedAfterCallback) { - return; - } - Asyncify.state = Asyncify.State.Rewinding; - runAndAbortIfError(() => _asyncify_start_rewind(Asyncify.currData)); - if (typeof Browser != "undefined" && Browser.mainLoop.func) { - Browser.mainLoop.resume(); - } - var asyncWasmReturnValue, isError = false; - try { - asyncWasmReturnValue = Asyncify.doRewind(Asyncify.currData); - } catch (err) { - asyncWasmReturnValue = err; - isError = true; - } - var handled = false; - if (!Asyncify.currData) { - var asyncPromiseHandlers = Asyncify.asyncPromiseHandlers; - if (asyncPromiseHandlers) { - Asyncify.asyncPromiseHandlers = null; - (isError ? asyncPromiseHandlers.reject : asyncPromiseHandlers.resolve)(asyncWasmReturnValue); - handled = true; - } - } - if (isError && !handled) { - throw asyncWasmReturnValue; - } - }); - reachedAfterCallback = true; - if (!reachedCallback) { - Asyncify.state = Asyncify.State.Unwinding; - Asyncify.currData = Asyncify.allocateData(); - if (typeof Browser != "undefined" && Browser.mainLoop.func) { - Browser.mainLoop.pause(); - } - runAndAbortIfError(() => _asyncify_start_unwind(Asyncify.currData)); - } - } else if (Asyncify.state === Asyncify.State.Rewinding) { - Asyncify.state = Asyncify.State.Normal; - runAndAbortIfError(_asyncify_stop_rewind); - _free(Asyncify.currData); - Asyncify.currData = null; - Asyncify.sleepCallbacks.forEach(callUserCallback); - } else { - abort(`invalid state: ${Asyncify.state}`); - } - return Asyncify.handleSleepReturnValue; - }, - handleAsync(startAsync) { - return Asyncify.handleSleep(wakeUp => { - startAsync().then(wakeUp); - }); - } -}; - -var getCFunc = ident => { - var func = Module["_" + ident]; - return func; -}; - -/** - * @param {string|null=} returnType - * @param {Array=} argTypes - * @param {Arguments|Array=} args - * @param {Object=} opts - */ var ccall = (ident, returnType, argTypes, args, opts) => { - var toC = { - "string": str => { - var ret = 0; - if (str !== null && str !== undefined && str !== 0) { - ret = stringToUTF8OnStack(str); - } - return ret; - }, - "array": arr => { - var ret = stackAlloc(arr.length); - writeArrayToMemory(arr, ret); - return ret; - } - }; - function convertReturnValue(ret) { - if (returnType === "string") { - return UTF8ToString(ret); - } - if (returnType === "boolean") return Boolean(ret); - return ret; - } - var func = getCFunc(ident); - var cArgs = []; - var stack = 0; - if (args) { - for (var i = 0; i < args.length; i++) { - var converter = toC[argTypes[i]]; - if (converter) { - if (stack === 0) stack = stackSave(); - cArgs[i] = converter(args[i]); - } else { - cArgs[i] = args[i]; - } - } - } - var previousAsync = Asyncify.currData; - var ret = func(...cArgs); - function onDone(ret) { - runtimeKeepalivePop(); - if (stack !== 0) stackRestore(stack); - return convertReturnValue(ret); - } - var asyncMode = opts?.async; - runtimeKeepalivePush(); - if (Asyncify.currData != previousAsync) { - return Asyncify.whenDone().then(onDone); - } - ret = onDone(ret); - if (asyncMode) return Promise.resolve(ret); - return ret; -}; - -var FS_createPath = FS.createPath; - -var FS_unlink = path => FS.unlink(path); - -var FS_createLazyFile = FS.createLazyFile; - -var FS_createDevice = FS.createDevice; - -FS.createPreloadedFile = FS_createPreloadedFile; - -FS.staticInit(); - -Module["FS_createPath"] = FS.createPath; - -Module["FS_createDataFile"] = FS.createDataFile; - -Module["FS_createPreloadedFile"] = FS.createPreloadedFile; - -Module["FS_unlink"] = FS.unlink; - -Module["FS_createLazyFile"] = FS.createLazyFile; - -Module["FS_createDevice"] = FS.createDevice; - -if (ENVIRONMENT_IS_NODE) { - NODEFS.staticInit(); -} - -PHPWASM.init(); - -var wasmImports = { - /** @export */ m: ___assert_fail, - /** @export */ V: __asyncjs__js_module_onMessage, - /** @export */ Wa: ___call_sighandler, - /** @export */ Va: ___syscall_accept4, - /** @export */ Ua: ___syscall_bind, - /** @export */ Ta: ___syscall_chdir, - /** @export */ O: ___syscall_chmod, - /** @export */ Sa: ___syscall_connect, - /** @export */ Ra: ___syscall_dup, - /** @export */ Qa: ___syscall_dup3, - /** @export */ Pa: ___syscall_faccessat, - /** @export */ Oa: ___syscall_fchmod, - /** @export */ Na: ___syscall_fchown32, - /** @export */ N: ___syscall_fchownat, - /** @export */ l: ___syscall_fcntl64, - /** @export */ Ma: ___syscall_fstat64, - /** @export */ ba: ___syscall_ftruncate64, - /** @export */ La: ___syscall_getcwd, - /** @export */ Ka: ___syscall_getdents64, - /** @export */ Ja: ___syscall_getpeername, - /** @export */ Ia: ___syscall_getsockname, - /** @export */ Ha: ___syscall_getsockopt, - /** @export */ C: ___syscall_ioctl, - /** @export */ Ga: ___syscall_listen, - /** @export */ Fa: ___syscall_lstat64, - /** @export */ Ea: ___syscall_mkdirat, - /** @export */ Da: ___syscall_newfstatat, - /** @export */ B: ___syscall_openat, - /** @export */ Ca: ___syscall_pipe, - /** @export */ Ba: ___syscall_poll, - /** @export */ Aa: ___syscall_readlinkat, - /** @export */ za: ___syscall_recvfrom, - /** @export */ ya: ___syscall_renameat, - /** @export */ M: ___syscall_rmdir, - /** @export */ xa: ___syscall_sendto, - /** @export */ L: ___syscall_socket, - /** @export */ wa: ___syscall_stat64, - /** @export */ va: ___syscall_statfs64, - /** @export */ ua: ___syscall_symlink, - /** @export */ K: ___syscall_unlinkat, - /** @export */ ta: ___syscall_utimensat, - /** @export */ oa: __abort_js, - /** @export */ na: __emscripten_get_now_is_monotonic, - /** @export */ ma: __emscripten_lookup_name, - /** @export */ la: __emscripten_memcpy_js, - /** @export */ ka: __emscripten_runtime_keepalive_clear, - /** @export */ ja: __emscripten_throw_longjmp, - /** @export */ fa: __gmtime_js, - /** @export */ _: __localtime_js, - /** @export */ $: __mktime_js, - /** @export */ da: __mmap_js, - /** @export */ ea: __munmap_js, - /** @export */ H: __setitimer_js, - /** @export */ ia: __tzset_js, - /** @export */ z: _emscripten_date_now, - /** @export */ ha: _emscripten_get_heap_max, - /** @export */ v: _emscripten_get_now, - /** @export */ ga: _emscripten_resize_heap, - /** @export */ G: _emscripten_sleep, - /** @export */ sa: _environ_get, - /** @export */ ra: _environ_sizes_get, - /** @export */ p: _exit, - /** @export */ s: _fd_close, - /** @export */ J: _fd_fdstat_get, - /** @export */ I: _fd_read, - /** @export */ aa: _fd_seek, - /** @export */ qa: _fd_sync, - /** @export */ A: _fd_write, - /** @export */ Z: _getaddrinfo, - /** @export */ F: _getnameinfo, - /** @export */ Y: _getprotobyname, - /** @export */ X: _getprotobynumber, - /** @export */ i: invoke_i, - /** @export */ c: invoke_ii, - /** @export */ b: invoke_iii, - /** @export */ f: invoke_iiii, - /** @export */ g: invoke_iiiii, - /** @export */ r: invoke_iiiiii, - /** @export */ u: invoke_iiiiiii, - /** @export */ w: invoke_iiiiiiii, - /** @export */ y: invoke_iiiiiiiiii, - /** @export */ ca: invoke_jii, - /** @export */ e: invoke_v, - /** @export */ a: invoke_vi, - /** @export */ d: invoke_vii, - /** @export */ h: invoke_viii, - /** @export */ k: invoke_viiii, - /** @export */ n: invoke_viiiii, - /** @export */ j: invoke_viiiiii, - /** @export */ x: invoke_viiiiiiiii, - /** @export */ E: _js_create_input_device, - /** @export */ W: js_fd_read, - /** @export */ D: _js_open_process, - /** @export */ U: js_popen_to_file, - /** @export */ T: _js_process_status, - /** @export */ S: _js_waitpid, - /** @export */ pa: _proc_exit, - /** @export */ R: _strftime, - /** @export */ Q: _strftime_l, - /** @export */ P: _strptime, - /** @export */ q: _wasm_close, - /** @export */ t: wasm_poll_socket, - /** @export */ o: _wasm_setsockopt -}; - -var wasmExports = createWasm(); - -var ___wasm_call_ctors = () => (___wasm_call_ctors = wasmExports["Ya"])(); - -var _malloc = a0 => (_malloc = wasmExports["Za"])(a0); - -var _free = a0 => (_free = wasmExports["_a"])(a0); - -var _wasm_sleep = Module["_wasm_sleep"] = a0 => (_wasm_sleep = Module["_wasm_sleep"] = wasmExports["ab"])(a0); - -var _ntohs = a0 => (_ntohs = wasmExports["bb"])(a0); - -var _htons = a0 => (_htons = wasmExports["cb"])(a0); - -var _htonl = a0 => (_htonl = wasmExports["db"])(a0); - -var _wasm_read = Module["_wasm_read"] = (a0, a1, a2) => (_wasm_read = Module["_wasm_read"] = wasmExports["eb"])(a0, a1, a2); - -var _fflush = a0 => (_fflush = wasmExports["fb"])(a0); - -var _wasm_popen = Module["_wasm_popen"] = (a0, a1) => (_wasm_popen = Module["_wasm_popen"] = wasmExports["gb"])(a0, a1); - -var _wasm_php_exec = Module["_wasm_php_exec"] = (a0, a1, a2, a3) => (_wasm_php_exec = Module["_wasm_php_exec"] = wasmExports["hb"])(a0, a1, a2, a3); - -var _php_pollfd_for = Module["_php_pollfd_for"] = (a0, a1, a2) => (_php_pollfd_for = Module["_php_pollfd_for"] = wasmExports["ib"])(a0, a1, a2); - -var ___wrap_select = Module["___wrap_select"] = (a0, a1, a2, a3, a4) => (___wrap_select = Module["___wrap_select"] = wasmExports["jb"])(a0, a1, a2, a3, a4); - -var _wasm_add_cli_arg = Module["_wasm_add_cli_arg"] = a0 => (_wasm_add_cli_arg = Module["_wasm_add_cli_arg"] = wasmExports["kb"])(a0); - -var _run_cli = Module["_run_cli"] = () => (_run_cli = Module["_run_cli"] = wasmExports["lb"])(); - -var _wasm_set_sapi_name = Module["_wasm_set_sapi_name"] = a0 => (_wasm_set_sapi_name = Module["_wasm_set_sapi_name"] = wasmExports["mb"])(a0); - -var _wasm_set_phpini_path = Module["_wasm_set_phpini_path"] = a0 => (_wasm_set_phpini_path = Module["_wasm_set_phpini_path"] = wasmExports["nb"])(a0); - -var _wasm_add_SERVER_entry = Module["_wasm_add_SERVER_entry"] = (a0, a1) => (_wasm_add_SERVER_entry = Module["_wasm_add_SERVER_entry"] = wasmExports["ob"])(a0, a1); - -var _wasm_add_ENV_entry = Module["_wasm_add_ENV_entry"] = (a0, a1) => (_wasm_add_ENV_entry = Module["_wasm_add_ENV_entry"] = wasmExports["pb"])(a0, a1); - -var _wasm_set_query_string = Module["_wasm_set_query_string"] = a0 => (_wasm_set_query_string = Module["_wasm_set_query_string"] = wasmExports["qb"])(a0); - -var _wasm_set_path_translated = Module["_wasm_set_path_translated"] = a0 => (_wasm_set_path_translated = Module["_wasm_set_path_translated"] = wasmExports["rb"])(a0); - -var _wasm_set_skip_shebang = Module["_wasm_set_skip_shebang"] = a0 => (_wasm_set_skip_shebang = Module["_wasm_set_skip_shebang"] = wasmExports["sb"])(a0); - -var _wasm_set_request_uri = Module["_wasm_set_request_uri"] = a0 => (_wasm_set_request_uri = Module["_wasm_set_request_uri"] = wasmExports["tb"])(a0); - -var _wasm_set_request_method = Module["_wasm_set_request_method"] = a0 => (_wasm_set_request_method = Module["_wasm_set_request_method"] = wasmExports["ub"])(a0); - -var _wasm_set_request_host = Module["_wasm_set_request_host"] = a0 => (_wasm_set_request_host = Module["_wasm_set_request_host"] = wasmExports["vb"])(a0); - -var _wasm_set_content_type = Module["_wasm_set_content_type"] = a0 => (_wasm_set_content_type = Module["_wasm_set_content_type"] = wasmExports["wb"])(a0); - -var _wasm_set_request_body = Module["_wasm_set_request_body"] = a0 => (_wasm_set_request_body = Module["_wasm_set_request_body"] = wasmExports["xb"])(a0); - -var _wasm_set_content_length = Module["_wasm_set_content_length"] = a0 => (_wasm_set_content_length = Module["_wasm_set_content_length"] = wasmExports["yb"])(a0); - -var _wasm_set_cookies = Module["_wasm_set_cookies"] = a0 => (_wasm_set_cookies = Module["_wasm_set_cookies"] = wasmExports["zb"])(a0); - -var _wasm_set_request_port = Module["_wasm_set_request_port"] = a0 => (_wasm_set_request_port = Module["_wasm_set_request_port"] = wasmExports["Ab"])(a0); - -var _wasm_sapi_request_shutdown = Module["_wasm_sapi_request_shutdown"] = () => (_wasm_sapi_request_shutdown = Module["_wasm_sapi_request_shutdown"] = wasmExports["Bb"])(); - -var _wasm_sapi_handle_request = Module["_wasm_sapi_handle_request"] = () => (_wasm_sapi_handle_request = Module["_wasm_sapi_handle_request"] = wasmExports["Cb"])(); - -var _php_wasm_init = Module["_php_wasm_init"] = () => (_php_wasm_init = Module["_php_wasm_init"] = wasmExports["Db"])(); - -var _wasm_free = Module["_wasm_free"] = a0 => (_wasm_free = Module["_wasm_free"] = wasmExports["Eb"])(a0); - -var ___funcs_on_exit = () => (___funcs_on_exit = wasmExports["Fb"])(); - -var _emscripten_builtin_memalign = (a0, a1) => (_emscripten_builtin_memalign = wasmExports["Gb"])(a0, a1); - -var __emscripten_timeout = (a0, a1) => (__emscripten_timeout = wasmExports["Hb"])(a0, a1); - -var _setThrew = (a0, a1) => (_setThrew = wasmExports["Ib"])(a0, a1); - -var __emscripten_tempret_set = a0 => (__emscripten_tempret_set = wasmExports["Jb"])(a0); - -var __emscripten_stack_restore = a0 => (__emscripten_stack_restore = wasmExports["Kb"])(a0); - -var __emscripten_stack_alloc = a0 => (__emscripten_stack_alloc = wasmExports["Lb"])(a0); - -var _emscripten_stack_get_current = () => (_emscripten_stack_get_current = wasmExports["Mb"])(); - -var dynCall_viii = Module["dynCall_viii"] = (a0, a1, a2, a3) => (dynCall_viii = Module["dynCall_viii"] = wasmExports["Nb"])(a0, a1, a2, a3); + */ var fullDate = new Date( + date.year, + date.month, + date.day, + date.hour, + date.min, + date.sec, + 0 + ); + HEAP32[tm >> 2] = fullDate.getSeconds(); + HEAP32[(tm + 4) >> 2] = fullDate.getMinutes(); + HEAP32[(tm + 8) >> 2] = fullDate.getHours(); + HEAP32[(tm + 12) >> 2] = fullDate.getDate(); + HEAP32[(tm + 16) >> 2] = fullDate.getMonth(); + HEAP32[(tm + 20) >> 2] = fullDate.getFullYear() - 1900; + HEAP32[(tm + 24) >> 2] = fullDate.getDay(); + HEAP32[(tm + 28) >> 2] = + arraySum( + isLeapYear(fullDate.getFullYear()) + ? MONTH_DAYS_LEAP + : MONTH_DAYS_REGULAR, + fullDate.getMonth() - 1 + ) + + fullDate.getDate() - + 1; + HEAP32[(tm + 32) >> 2] = 0; + HEAP32[(tm + 36) >> 2] = date.gmtoff; + // we need to convert the matched sequence into an integer array to take care of UTF-8 characters > 0x7F + // TODO: not sure that intArrayFromString handles all unicode characters correctly + return buf + intArrayFromString(matches[0]).length - 1; + } + return 0; + }; + + function _wasm_close(socketd) { + return PHPWASM.shutdownSocket(socketd, 2); + } + + function _wasm_setsockopt( + socketd, + level, + optionName, + optionValuePtr, + optionLen + ) { + const optionValue = HEAPU8[optionValuePtr]; + const SOL_SOCKET = 1; + const SO_KEEPALIVE = 9; + const IPPROTO_TCP = 6; + const TCP_NODELAY = 1; + const isSupported = + (level === SOL_SOCKET && optionName === SO_KEEPALIVE) || + (level === IPPROTO_TCP && optionName === TCP_NODELAY); + if (!isSupported) { + console.warn( + `Unsupported socket option: ${level}, ${optionName}, ${optionValue}` + ); + return -1; + } + const ws = PHPWASM.getAllWebSockets(socketd)[0]; + if (!ws) { + return -1; + } + ws.setSocketOpt(level, optionName, optionValuePtr); + return 0; + } + + /** @type {WebAssembly.Table} */ var wasmTable; + + var runAndAbortIfError = (func) => { + try { + return func(); + } catch (e) { + abort(e); + } + }; + + var Asyncify = { + instrumentWasmImports(imports) { + var importPattern = + /^(_dlopen_js|invoke_i|invoke_ii|invoke_iii|invoke_iiii|invoke_iiiii|invoke_iiiiii|invoke_iiiiiii|invoke_iiiiiiii|invoke_iiiiiiiiii|invoke_v|invoke_vi|invoke_vii|invoke_viidii|invoke_viii|invoke_viiii|invoke_viiiii|invoke_viiiiii|invoke_viiiiiii|invoke_viiiiiiiii|js_open_process|_js_open_process|_asyncjs__js_open_process|js_popen_to_file|_js_popen_to_file|_asyncjs__js_popen_to_file|js_fd_read|_js_fd_read|js_module_onMessage|_js_module_onMessage|_asyncjs__js_module_onMessage|js_waitpid|_js_waitpid|_asyncjs__js_waitpid|wasm_poll_socket|_wasm_poll_socket|_asyncjs__wasm_poll_socket|wasm_shutdown|_wasm_shutdown|_asyncjs__wasm_shutdown|__asyncjs__.*)$/; + for (let [x, original] of Object.entries(imports)) { + if (typeof original == 'function') { + let isAsyncifyImport = + original.isAsync || importPattern.test(x); + } + } + }, + instrumentWasmExports(exports) { + var ret = {}; + for (let [x, original] of Object.entries(exports)) { + if (typeof original == 'function') { + ret[x] = (...args) => { + Asyncify.exportCallStack.push(x); + try { + return original(...args); + } finally { + if (!ABORT) { + var y = Asyncify.exportCallStack.pop(); + Asyncify.maybeStopUnwind(); + } + } + }; + } else { + ret[x] = original; + } + } + return ret; + }, + State: { + Normal: 0, + Unwinding: 1, + Rewinding: 2, + Disabled: 3, + }, + state: 0, + StackSize: 4096, + currData: null, + handleSleepReturnValue: 0, + exportCallStack: [], + callStackNameToId: {}, + callStackIdToName: {}, + callStackId: 0, + asyncPromiseHandlers: null, + sleepCallbacks: [], + getCallStackId(funcName) { + var id = Asyncify.callStackNameToId[funcName]; + if (id === undefined) { + id = Asyncify.callStackId++; + Asyncify.callStackNameToId[funcName] = id; + Asyncify.callStackIdToName[id] = funcName; + } + return id; + }, + maybeStopUnwind() { + if ( + Asyncify.currData && + Asyncify.state === Asyncify.State.Unwinding && + Asyncify.exportCallStack.length === 0 + ) { + // We just finished unwinding. + // Be sure to set the state before calling any other functions to avoid + // possible infinite recursion here (For example in debug pthread builds + // the dbg() function itself can call back into WebAssembly to get the + // current pthread_self() pointer). + Asyncify.state = Asyncify.State.Normal; + runtimeKeepalivePush(); + // Keep the runtime alive so that a re-wind can be done later. + runAndAbortIfError(_asyncify_stop_unwind); + if (typeof Fibers != 'undefined') { + Fibers.trampoline(); + } + } + }, + whenDone() { + return new Promise((resolve, reject) => { + Asyncify.asyncPromiseHandlers = { + resolve, + reject, + }; + }); + }, + allocateData() { + // An asyncify data structure has three fields: + // 0 current stack pos + // 4 max stack pos + // 8 id of function at bottom of the call stack (callStackIdToName[id] == name of js function) + // The Asyncify ABI only interprets the first two fields, the rest is for the runtime. + // We also embed a stack in the same memory region here, right next to the structure. + // This struct is also defined as asyncify_data_t in emscripten/fiber.h + var ptr = _malloc(12 + Asyncify.StackSize); + Asyncify.setDataHeader(ptr, ptr + 12, Asyncify.StackSize); + Asyncify.setDataRewindFunc(ptr); + return ptr; + }, + setDataHeader(ptr, stack, stackSize) { + HEAPU32[ptr >> 2] = stack; + HEAPU32[(ptr + 4) >> 2] = stack + stackSize; + }, + setDataRewindFunc(ptr) { + var bottomOfCallStack = Asyncify.exportCallStack[0]; + var rewindId = Asyncify.getCallStackId(bottomOfCallStack); + HEAP32[(ptr + 8) >> 2] = rewindId; + }, + getDataRewindFuncName(ptr) { + var id = HEAP32[(ptr + 8) >> 2]; + var name = Asyncify.callStackIdToName[id]; + return name; + }, + getDataRewindFunc(name) { + var func = wasmExports[name]; + return func; + }, + doRewind(ptr) { + var name = Asyncify.getDataRewindFuncName(ptr); + var func = Asyncify.getDataRewindFunc(name); + // Once we have rewound and the stack we no longer need to artificially + // keep the runtime alive. + runtimeKeepalivePop(); + return func(); + }, + handleSleep(startAsync) { + if (ABORT) return; + if (Asyncify.state === Asyncify.State.Normal) { + // Prepare to sleep. Call startAsync, and see what happens: + // if the code decided to call our callback synchronously, + // then no async operation was in fact begun, and we don't + // need to do anything. + var reachedCallback = false; + var reachedAfterCallback = false; + startAsync((handleSleepReturnValue = 0) => { + if (ABORT) return; + Asyncify.handleSleepReturnValue = handleSleepReturnValue; + reachedCallback = true; + if (!reachedAfterCallback) { + // We are happening synchronously, so no need for async. + return; + } + Asyncify.state = Asyncify.State.Rewinding; + runAndAbortIfError(() => + _asyncify_start_rewind(Asyncify.currData) + ); + if (typeof MainLoop != 'undefined' && MainLoop.func) { + MainLoop.resume(); + } + var asyncWasmReturnValue, + isError = false; + try { + asyncWasmReturnValue = Asyncify.doRewind( + Asyncify.currData + ); + } catch (err) { + asyncWasmReturnValue = err; + isError = true; + } + // Track whether the return value was handled by any promise handlers. + var handled = false; + if (!Asyncify.currData) { + // All asynchronous execution has finished. + // `asyncWasmReturnValue` now contains the final + // return value of the exported async WASM function. + // Note: `asyncWasmReturnValue` is distinct from + // `Asyncify.handleSleepReturnValue`. + // `Asyncify.handleSleepReturnValue` contains the return + // value of the last C function to have executed + // `Asyncify.handleSleep()`, where as `asyncWasmReturnValue` + // contains the return value of the exported WASM function + // that may have called C functions that + // call `Asyncify.handleSleep()`. + var asyncPromiseHandlers = + Asyncify.asyncPromiseHandlers; + if (asyncPromiseHandlers) { + Asyncify.asyncPromiseHandlers = null; + (isError + ? asyncPromiseHandlers.reject + : asyncPromiseHandlers.resolve)( + asyncWasmReturnValue + ); + handled = true; + } + } + if (isError && !handled) { + // If there was an error and it was not handled by now, we have no choice but to + // rethrow that error into the global scope where it can be caught only by + // `onerror` or `onunhandledpromiserejection`. + throw asyncWasmReturnValue; + } + }); + reachedAfterCallback = true; + if (!reachedCallback) { + // A true async operation was begun; start a sleep. + Asyncify.state = Asyncify.State.Unwinding; + // TODO: reuse, don't alloc/free every sleep + Asyncify.currData = Asyncify.allocateData(); + if (typeof MainLoop != 'undefined' && MainLoop.func) { + MainLoop.pause(); + } + runAndAbortIfError(() => + _asyncify_start_unwind(Asyncify.currData) + ); + } + } else if (Asyncify.state === Asyncify.State.Rewinding) { + // Stop a resume. + Asyncify.state = Asyncify.State.Normal; + runAndAbortIfError(_asyncify_stop_rewind); + _free(Asyncify.currData); + Asyncify.currData = null; + // Call all sleep callbacks now that the sleep-resume is all done. + Asyncify.sleepCallbacks.forEach(callUserCallback); + } else { + abort(`invalid state: ${Asyncify.state}`); + } + return Asyncify.handleSleepReturnValue; + }, + handleAsync(startAsync) { + return Asyncify.handleSleep((wakeUp) => { + // TODO: add error handling as a second param when handleSleep implements it. + startAsync().then(wakeUp); + }); + }, + }; + + var getCFunc = (ident) => { + var func = Module['_' + ident]; + // closure exported function + return func; + }; + + var writeArrayToMemory = (array, buffer) => { + HEAP8.set(array, buffer); + }; + + /** + * @param {string|null=} returnType + * @param {Array=} argTypes + * @param {Arguments|Array=} args + * @param {Object=} opts + */ var ccall = (ident, returnType, argTypes, args, opts) => { + // For fast lookup of conversion functions + var toC = { + string: (str) => { + var ret = 0; + if (str !== null && str !== undefined && str !== 0) { + // null string + ret = stringToUTF8OnStack(str); + } + return ret; + }, + array: (arr) => { + var ret = stackAlloc(arr.length); + writeArrayToMemory(arr, ret); + return ret; + }, + }; + function convertReturnValue(ret) { + if (returnType === 'string') { + return UTF8ToString(ret); + } + if (returnType === 'boolean') return Boolean(ret); + return ret; + } + var func = getCFunc(ident); + var cArgs = []; + var stack = 0; + if (args) { + for (var i = 0; i < args.length; i++) { + var converter = toC[argTypes[i]]; + if (converter) { + if (stack === 0) stack = stackSave(); + cArgs[i] = converter(args[i]); + } else { + cArgs[i] = args[i]; + } + } + } + // Data for a previous async operation that was in flight before us. + var previousAsync = Asyncify.currData; + var ret = func(...cArgs); + function onDone(ret) { + runtimeKeepalivePop(); + if (stack !== 0) stackRestore(stack); + return convertReturnValue(ret); + } + var asyncMode = opts?.async; + // Keep the runtime alive through all calls. Note that this call might not be + // async, but for simplicity we push and pop in all calls. + runtimeKeepalivePush(); + if (Asyncify.currData != previousAsync) { + // This is a new async operation. The wasm is paused and has unwound its stack. + // We need to return a Promise that resolves the return value + // once the stack is rewound and execution finishes. + return Asyncify.whenDone().then(onDone); + } + ret = onDone(ret); + // If this is an async ccall, ensure we return a promise + if (asyncMode) return Promise.resolve(ret); + return ret; + }; + + var FS_createPath = FS.createPath; + + var FS_unlink = (path) => FS.unlink(path); + + var FS_createLazyFile = FS.createLazyFile; + + var FS_createDevice = FS.createDevice; + + FS.createPreloadedFile = FS_createPreloadedFile; + + FS.staticInit(); + + // Set module methods based on EXPORTED_RUNTIME_METHODS + Module['FS_createPath'] = FS.createPath; + + Module['FS_createDataFile'] = FS.createDataFile; + + Module['FS_createPreloadedFile'] = FS.createPreloadedFile; + + Module['FS_unlink'] = FS.unlink; + + Module['FS_createLazyFile'] = FS.createLazyFile; + + Module['FS_createDevice'] = FS.createDevice; + + // This error may happen quite a bit. To avoid overhead we reuse it (and + // suffer a lack of stack info). + MEMFS.doesNotExistError = new FS.ErrnoError(44); + + /** @suppress {checkTypes} */ MEMFS.doesNotExistError.stack = + ''; + + if (ENVIRONMENT_IS_NODE) { + NODEFS.staticInit(); + } + + PHPWASM.init(); + + var wasmImports = { + /** @export */ m: ___assert_fail, + /** @export */ aa: __asyncjs__js_module_onMessage, + /** @export */ Ua: ___call_sighandler, + /** @export */ Ta: ___syscall_accept4, + /** @export */ Sa: ___syscall_bind, + /** @export */ Ra: ___syscall_chdir, + /** @export */ O: ___syscall_chmod, + /** @export */ Qa: ___syscall_connect, + /** @export */ Pa: ___syscall_dup, + /** @export */ Oa: ___syscall_dup3, + /** @export */ Na: ___syscall_faccessat, + /** @export */ Ma: ___syscall_fchmod, + /** @export */ La: ___syscall_fchown32, + /** @export */ N: ___syscall_fchownat, + /** @export */ l: ___syscall_fcntl64, + /** @export */ Ka: ___syscall_fstat64, + /** @export */ Y: ___syscall_ftruncate64, + /** @export */ Ja: ___syscall_getcwd, + /** @export */ Ia: ___syscall_getdents64, + /** @export */ Ha: ___syscall_getpeername, + /** @export */ Ga: ___syscall_getsockname, + /** @export */ Fa: ___syscall_getsockopt, + /** @export */ B: ___syscall_ioctl, + /** @export */ Ea: ___syscall_listen, + /** @export */ Da: ___syscall_lstat64, + /** @export */ Ca: ___syscall_mkdirat, + /** @export */ Ba: ___syscall_newfstatat, + /** @export */ A: ___syscall_openat, + /** @export */ Aa: ___syscall_pipe, + /** @export */ za: ___syscall_poll, + /** @export */ ya: ___syscall_readlinkat, + /** @export */ xa: ___syscall_recvfrom, + /** @export */ wa: ___syscall_renameat, + /** @export */ M: ___syscall_rmdir, + /** @export */ va: ___syscall_sendto, + /** @export */ L: ___syscall_socket, + /** @export */ ua: ___syscall_stat64, + /** @export */ ta: ___syscall_statfs64, + /** @export */ sa: ___syscall_symlinkat, + /** @export */ K: ___syscall_unlinkat, + /** @export */ ra: ___syscall_utimensat, + /** @export */ ma: __abort_js, + /** @export */ la: __emscripten_lookup_name, + /** @export */ ka: __emscripten_memcpy_js, + /** @export */ ja: __emscripten_runtime_keepalive_clear, + /** @export */ ia: __emscripten_throw_longjmp, + /** @export */ V: __gmtime_js, + /** @export */ U: __localtime_js, + /** @export */ T: __mktime_js, + /** @export */ S: __mmap_js, + /** @export */ R: __munmap_js, + /** @export */ H: __setitimer_js, + /** @export */ ha: __tzset_js, + /** @export */ X: _clock_time_get, + /** @export */ G: _emscripten_date_now, + /** @export */ ga: _emscripten_get_heap_max, + /** @export */ w: _emscripten_get_now, + /** @export */ fa: _emscripten_resize_heap, + /** @export */ F: _emscripten_sleep, + /** @export */ qa: _environ_get, + /** @export */ pa: _environ_sizes_get, + /** @export */ p: _exit, + /** @export */ s: _fd_close, + /** @export */ J: _fd_fdstat_get, + /** @export */ I: _fd_read, + /** @export */ W: _fd_seek, + /** @export */ oa: _fd_sync, + /** @export */ z: _fd_write, + /** @export */ ea: _getaddrinfo, + /** @export */ E: _getnameinfo, + /** @export */ da: _getprotobyname, + /** @export */ ca: _getprotobynumber, + /** @export */ i: invoke_i, + /** @export */ c: invoke_ii, + /** @export */ b: invoke_iii, + /** @export */ f: invoke_iiii, + /** @export */ g: invoke_iiiii, + /** @export */ r: invoke_iiiiii, + /** @export */ u: invoke_iiiiiii, + /** @export */ v: invoke_iiiiiiii, + /** @export */ y: invoke_iiiiiiiiii, + /** @export */ Q: invoke_jii, + /** @export */ e: invoke_v, + /** @export */ a: invoke_vi, + /** @export */ d: invoke_vii, + /** @export */ h: invoke_viii, + /** @export */ k: invoke_viiii, + /** @export */ n: invoke_viiiii, + /** @export */ j: invoke_viiiiii, + /** @export */ x: invoke_viiiiiiiii, + /** @export */ D: _js_create_input_device, + /** @export */ ba: js_fd_read, + /** @export */ C: _js_open_process, + /** @export */ $: js_popen_to_file, + /** @export */ _: _js_process_status, + /** @export */ Z: _js_waitpid, + /** @export */ na: _proc_exit, + /** @export */ P: _strptime, + /** @export */ q: _wasm_close, + /** @export */ t: wasm_poll_socket, + /** @export */ o: _wasm_setsockopt, + }; + + var wasmExports; + + createWasm(); + + var ___wasm_call_ctors = () => (___wasm_call_ctors = wasmExports['Wa'])(); + + var _malloc = (a0) => (_malloc = wasmExports['Ya'])(a0); + + var _free = (a0) => (_free = wasmExports['Za'])(a0); + + var _wasm_sleep = (Module['_wasm_sleep'] = (a0) => + (_wasm_sleep = Module['_wasm_sleep'] = wasmExports['_a'])(a0)); + + var _ntohs = (a0) => (_ntohs = wasmExports['$a'])(a0); + + var _htons = (a0) => (_htons = wasmExports['ab'])(a0); + + var _htonl = (a0) => (_htonl = wasmExports['bb'])(a0); + + var _wasm_read = (Module['_wasm_read'] = (a0, a1, a2) => + (_wasm_read = Module['_wasm_read'] = wasmExports['cb'])(a0, a1, a2)); + + var _fflush = (a0) => (_fflush = wasmExports['db'])(a0); + + var _wasm_popen = (Module['_wasm_popen'] = (a0, a1) => + (_wasm_popen = Module['_wasm_popen'] = wasmExports['eb'])(a0, a1)); + + var _wasm_php_exec = (Module['_wasm_php_exec'] = (a0, a1, a2, a3) => + (_wasm_php_exec = Module['_wasm_php_exec'] = wasmExports['fb'])( + a0, + a1, + a2, + a3 + )); + + var _php_pollfd_for = (Module['_php_pollfd_for'] = (a0, a1, a2) => + (_php_pollfd_for = Module['_php_pollfd_for'] = wasmExports['gb'])( + a0, + a1, + a2 + )); + + var ___wrap_select = (Module['___wrap_select'] = (a0, a1, a2, a3, a4) => + (___wrap_select = Module['___wrap_select'] = wasmExports['hb'])( + a0, + a1, + a2, + a3, + a4 + )); + + var _wasm_add_cli_arg = (Module['_wasm_add_cli_arg'] = (a0) => + (_wasm_add_cli_arg = Module['_wasm_add_cli_arg'] = wasmExports['ib'])( + a0 + )); + + var _run_cli = (Module['_run_cli'] = () => + (_run_cli = Module['_run_cli'] = wasmExports['jb'])()); + + var _wasm_set_sapi_name = (Module['_wasm_set_sapi_name'] = (a0) => + (_wasm_set_sapi_name = Module['_wasm_set_sapi_name'] = + wasmExports['kb'])(a0)); + + var _wasm_set_phpini_path = (Module['_wasm_set_phpini_path'] = (a0) => + (_wasm_set_phpini_path = Module['_wasm_set_phpini_path'] = + wasmExports['lb'])(a0)); + + var _wasm_add_SERVER_entry = (Module['_wasm_add_SERVER_entry'] = (a0, a1) => + (_wasm_add_SERVER_entry = Module['_wasm_add_SERVER_entry'] = + wasmExports['mb'])(a0, a1)); + + var _wasm_add_ENV_entry = (Module['_wasm_add_ENV_entry'] = (a0, a1) => + (_wasm_add_ENV_entry = Module['_wasm_add_ENV_entry'] = + wasmExports['nb'])(a0, a1)); + + var _wasm_set_query_string = (Module['_wasm_set_query_string'] = (a0) => + (_wasm_set_query_string = Module['_wasm_set_query_string'] = + wasmExports['ob'])(a0)); + + var _wasm_set_path_translated = (Module['_wasm_set_path_translated'] = ( + a0 + ) => + (_wasm_set_path_translated = Module['_wasm_set_path_translated'] = + wasmExports['pb'])(a0)); -var dynCall_vii = Module["dynCall_vii"] = (a0, a1, a2) => (dynCall_vii = Module["dynCall_vii"] = wasmExports["Ob"])(a0, a1, a2); + var _wasm_set_skip_shebang = (Module['_wasm_set_skip_shebang'] = (a0) => + (_wasm_set_skip_shebang = Module['_wasm_set_skip_shebang'] = + wasmExports['qb'])(a0)); -var dynCall_vi = Module["dynCall_vi"] = (a0, a1) => (dynCall_vi = Module["dynCall_vi"] = wasmExports["Pb"])(a0, a1); + var _wasm_set_request_uri = (Module['_wasm_set_request_uri'] = (a0) => + (_wasm_set_request_uri = Module['_wasm_set_request_uri'] = + wasmExports['rb'])(a0)); -var dynCall_iii = Module["dynCall_iii"] = (a0, a1, a2) => (dynCall_iii = Module["dynCall_iii"] = wasmExports["Qb"])(a0, a1, a2); + var _wasm_set_request_method = (Module['_wasm_set_request_method'] = (a0) => + (_wasm_set_request_method = Module['_wasm_set_request_method'] = + wasmExports['sb'])(a0)); -var dynCall_ii = Module["dynCall_ii"] = (a0, a1) => (dynCall_ii = Module["dynCall_ii"] = wasmExports["Rb"])(a0, a1); + var _wasm_set_request_host = (Module['_wasm_set_request_host'] = (a0) => + (_wasm_set_request_host = Module['_wasm_set_request_host'] = + wasmExports['tb'])(a0)); -var dynCall_v = Module["dynCall_v"] = a0 => (dynCall_v = Module["dynCall_v"] = wasmExports["Sb"])(a0); - -var dynCall_iiii = Module["dynCall_iiii"] = (a0, a1, a2, a3) => (dynCall_iiii = Module["dynCall_iiii"] = wasmExports["Tb"])(a0, a1, a2, a3); - -var dynCall_iiiii = Module["dynCall_iiiii"] = (a0, a1, a2, a3, a4) => (dynCall_iiiii = Module["dynCall_iiiii"] = wasmExports["Ub"])(a0, a1, a2, a3, a4); - -var dynCall_iiiiii = Module["dynCall_iiiiii"] = (a0, a1, a2, a3, a4, a5) => (dynCall_iiiiii = Module["dynCall_iiiiii"] = wasmExports["Vb"])(a0, a1, a2, a3, a4, a5); - -var dynCall_viiii = Module["dynCall_viiii"] = (a0, a1, a2, a3, a4) => (dynCall_viiii = Module["dynCall_viiii"] = wasmExports["Wb"])(a0, a1, a2, a3, a4); - -var dynCall_viiiii = Module["dynCall_viiiii"] = (a0, a1, a2, a3, a4, a5) => (dynCall_viiiii = Module["dynCall_viiiii"] = wasmExports["Xb"])(a0, a1, a2, a3, a4, a5); - -var dynCall_iiiiiii = Module["dynCall_iiiiiii"] = (a0, a1, a2, a3, a4, a5, a6) => (dynCall_iiiiiii = Module["dynCall_iiiiiii"] = wasmExports["Yb"])(a0, a1, a2, a3, a4, a5, a6); - -var dynCall_i = Module["dynCall_i"] = a0 => (dynCall_i = Module["dynCall_i"] = wasmExports["Zb"])(a0); - -var dynCall_viiiiiiiii = Module["dynCall_viiiiiiiii"] = (a0, a1, a2, a3, a4, a5, a6, a7, a8, a9) => (dynCall_viiiiiiiii = Module["dynCall_viiiiiiiii"] = wasmExports["_b"])(a0, a1, a2, a3, a4, a5, a6, a7, a8, a9); - -var dynCall_viiiiii = Module["dynCall_viiiiii"] = (a0, a1, a2, a3, a4, a5, a6) => (dynCall_viiiiii = Module["dynCall_viiiiii"] = wasmExports["$b"])(a0, a1, a2, a3, a4, a5, a6); - -var dynCall_iiiiiiii = Module["dynCall_iiiiiiii"] = (a0, a1, a2, a3, a4, a5, a6, a7) => (dynCall_iiiiiiii = Module["dynCall_iiiiiiii"] = wasmExports["ac"])(a0, a1, a2, a3, a4, a5, a6, a7); - -var dynCall_iiiiiiiiii = Module["dynCall_iiiiiiiiii"] = (a0, a1, a2, a3, a4, a5, a6, a7, a8, a9) => (dynCall_iiiiiiiiii = Module["dynCall_iiiiiiiiii"] = wasmExports["bc"])(a0, a1, a2, a3, a4, a5, a6, a7, a8, a9); - -var dynCall_jii = Module["dynCall_jii"] = (a0, a1, a2) => (dynCall_jii = Module["dynCall_jii"] = wasmExports["cc"])(a0, a1, a2); - -var _asyncify_start_unwind = a0 => (_asyncify_start_unwind = wasmExports["dc"])(a0); - -var _asyncify_stop_unwind = () => (_asyncify_stop_unwind = wasmExports["ec"])(); - -var _asyncify_start_rewind = a0 => (_asyncify_start_rewind = wasmExports["fc"])(a0); - -var _asyncify_stop_rewind = () => (_asyncify_stop_rewind = wasmExports["gc"])(); - -function invoke_viii(index, a1, a2, a3) { - var sp = stackSave(); - try { - dynCall_viii(index, a1, a2, a3); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_vii(index, a1, a2) { - var sp = stackSave(); - try { - dynCall_vii(index, a1, a2); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_vi(index, a1) { - var sp = stackSave(); - try { - dynCall_vi(index, a1); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_iiiiiii(index, a1, a2, a3, a4, a5, a6) { - var sp = stackSave(); - try { - return dynCall_iiiiiii(index, a1, a2, a3, a4, a5, a6); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_iii(index, a1, a2) { - var sp = stackSave(); - try { - return dynCall_iii(index, a1, a2); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_v(index) { - var sp = stackSave(); - try { - dynCall_v(index); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_ii(index, a1) { - var sp = stackSave(); - try { - return dynCall_ii(index, a1); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_i(index) { - var sp = stackSave(); - try { - return dynCall_i(index); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_viiii(index, a1, a2, a3, a4) { - var sp = stackSave(); - try { - dynCall_viiii(index, a1, a2, a3, a4); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_iiiii(index, a1, a2, a3, a4) { - var sp = stackSave(); - try { - return dynCall_iiiii(index, a1, a2, a3, a4); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_iiii(index, a1, a2, a3) { - var sp = stackSave(); - try { - return dynCall_iiii(index, a1, a2, a3); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_viiiiii(index, a1, a2, a3, a4, a5, a6) { - var sp = stackSave(); - try { - dynCall_viiiiii(index, a1, a2, a3, a4, a5, a6); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_viiiii(index, a1, a2, a3, a4, a5) { - var sp = stackSave(); - try { - dynCall_viiiii(index, a1, a2, a3, a4, a5); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_iiiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8, a9) { - var sp = stackSave(); - try { - return dynCall_iiiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8, a9); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_iiiiii(index, a1, a2, a3, a4, a5) { - var sp = stackSave(); - try { - return dynCall_iiiiii(index, a1, a2, a3, a4, a5); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_viiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8, a9) { - var sp = stackSave(); - try { - dynCall_viiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8, a9); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_iiiiiiii(index, a1, a2, a3, a4, a5, a6, a7) { - var sp = stackSave(); - try { - return dynCall_iiiiiiii(index, a1, a2, a3, a4, a5, a6, a7); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_jii(index, a1, a2) { - var sp = stackSave(); - try { - return dynCall_jii(index, a1, a2); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -Module["addRunDependency"] = addRunDependency; - -Module["removeRunDependency"] = removeRunDependency; - -Module["wasmExports"] = wasmExports; - -Module["ccall"] = ccall; - -Module["FS_createPreloadedFile"] = FS_createPreloadedFile; - -Module["FS_unlink"] = FS_unlink; - -Module["FS_createPath"] = FS_createPath; - -Module["FS_createDevice"] = FS_createDevice; - -Module["FS_createDataFile"] = FS_createDataFile; - -Module["FS_createLazyFile"] = FS_createLazyFile; - -Module["PROXYFS"] = PROXYFS; - -var calledRun; - -dependenciesFulfilled = function runCaller() { - if (!calledRun) run(); - if (!calledRun) dependenciesFulfilled = runCaller; -}; - -function run() { - if (runDependencies > 0) { - return; - } - preRun(); - if (runDependencies > 0) { - return; - } - function doRun() { - if (calledRun) return; - calledRun = true; - Module["calledRun"] = true; - if (ABORT) return; - initRuntime(); - if (Module["onRuntimeInitialized"]) Module["onRuntimeInitialized"](); - postRun(); - } - if (Module["setStatus"]) { - Module["setStatus"]("Running..."); - setTimeout(function() { - setTimeout(function() { - Module["setStatus"](""); - }, 1); - doRun(); - }, 1); - } else { - doRun(); - } -} - -if (Module["preInit"]) { - if (typeof Module["preInit"] == "function") Module["preInit"] = [ Module["preInit"] ]; - while (Module["preInit"].length > 0) { - Module["preInit"].pop()(); - } -} - -run(); -/** - * Emscripten resolves `localhost` to a random IP address. Let's - * make it always resolve to 127.0.0.1. - */ -DNS.address_map.addrs.localhost = '127.0.0.1'; - -/** - * Debugging Asyncify errors is tricky because the stack trace is lost when the - * error is thrown. This code saves the stack trace in a global variable - * so that it can be inspected later. - */ -PHPLoader.debug = 'debug' in PHPLoader ? PHPLoader.debug : true; -if (PHPLoader.debug && typeof Asyncify !== "undefined") { - const originalHandleSleep = Asyncify.handleSleep; - Asyncify.handleSleep = function (startAsync) { - if (!ABORT) { - Module["lastAsyncifyStackSource"] = new Error(); - } - return originalHandleSleep(startAsync); - } -} - -/** - * Data dependencies call removeRunDependency() when they are loaded. - * The synchronous call stack then continues to run. If an error occurs - * in PHP initialization, e.g. Out Of Memory error, it will not be - * caught by any try/catch. This override propagates the failure to - * PHPLoader.onAbort() so that it can be handled. - */ -const originalRemoveRunDependency = PHPLoader['removeRunDependency']; -PHPLoader['removeRunDependency'] = function (...args) { - try { - originalRemoveRunDependency(...args); - } catch (e) { - PHPLoader['onAbort'](e); - } -} + var _wasm_set_content_type = (Module['_wasm_set_content_type'] = (a0) => + (_wasm_set_content_type = Module['_wasm_set_content_type'] = + wasmExports['ub'])(a0)); -/** - * Other exports live in the Dockerfile in: - * - * * EXPORTED_RUNTIME_METHODS - * * EXPORTED_FUNCTIONS - * - * These exports, however, live in here because: - * - * * Listing them in EXPORTED_RUNTIME_METHODS doesn't actually - * export them. This could be a bug in Emscripten or a consequence of - * that option being deprecated. - * * Listing them in EXPORTED_FUNCTIONS works, but they are overridden - * on every `BasePHP.run()` call. This is a problem because we want to - * spy on these calls in some unit tests. - * - * Therefore, we export them here. - */ -PHPLoader['malloc'] = _malloc; -PHPLoader['free'] = typeof _free === 'function' ? _free : PHPLoader['_wasm_free']; - -return PHPLoader; - -// Close the opening bracket from esm-prefix.js: + var _wasm_set_request_body = (Module['_wasm_set_request_body'] = (a0) => + (_wasm_set_request_body = Module['_wasm_set_request_body'] = + wasmExports['vb'])(a0)); + + var _wasm_set_content_length = (Module['_wasm_set_content_length'] = (a0) => + (_wasm_set_content_length = Module['_wasm_set_content_length'] = + wasmExports['wb'])(a0)); + + var _wasm_set_cookies = (Module['_wasm_set_cookies'] = (a0) => + (_wasm_set_cookies = Module['_wasm_set_cookies'] = wasmExports['xb'])( + a0 + )); + + var _wasm_set_request_port = (Module['_wasm_set_request_port'] = (a0) => + (_wasm_set_request_port = Module['_wasm_set_request_port'] = + wasmExports['yb'])(a0)); + + var _wasm_sapi_request_shutdown = (Module['_wasm_sapi_request_shutdown'] = + () => + (_wasm_sapi_request_shutdown = Module[ + '_wasm_sapi_request_shutdown' + ] = + wasmExports['zb'])()); + + var _wasm_sapi_handle_request = (Module['_wasm_sapi_handle_request'] = () => + (_wasm_sapi_handle_request = Module['_wasm_sapi_handle_request'] = + wasmExports['Ab'])()); + + var _php_wasm_init = (Module['_php_wasm_init'] = () => + (_php_wasm_init = Module['_php_wasm_init'] = wasmExports['Bb'])()); + + var _wasm_free = (Module['_wasm_free'] = (a0) => + (_wasm_free = Module['_wasm_free'] = wasmExports['Cb'])(a0)); + + var ___funcs_on_exit = () => (___funcs_on_exit = wasmExports['Db'])(); + + var _emscripten_builtin_memalign = (a0, a1) => + (_emscripten_builtin_memalign = wasmExports['Eb'])(a0, a1); + + var __emscripten_timeout = (a0, a1) => + (__emscripten_timeout = wasmExports['Fb'])(a0, a1); + + var _setThrew = (a0, a1) => (_setThrew = wasmExports['Gb'])(a0, a1); + + var __emscripten_tempret_set = (a0) => + (__emscripten_tempret_set = wasmExports['Hb'])(a0); + + var __emscripten_stack_restore = (a0) => + (__emscripten_stack_restore = wasmExports['Ib'])(a0); + + var __emscripten_stack_alloc = (a0) => + (__emscripten_stack_alloc = wasmExports['Jb'])(a0); + + var _emscripten_stack_get_current = () => + (_emscripten_stack_get_current = wasmExports['Kb'])(); + + var dynCall_viii = (Module['dynCall_viii'] = (a0, a1, a2, a3) => + (dynCall_viii = Module['dynCall_viii'] = wasmExports['Lb'])( + a0, + a1, + a2, + a3 + )); + + var dynCall_vii = (Module['dynCall_vii'] = (a0, a1, a2) => + (dynCall_vii = Module['dynCall_vii'] = wasmExports['Mb'])(a0, a1, a2)); + + var dynCall_vi = (Module['dynCall_vi'] = (a0, a1) => + (dynCall_vi = Module['dynCall_vi'] = wasmExports['Nb'])(a0, a1)); + + var dynCall_iii = (Module['dynCall_iii'] = (a0, a1, a2) => + (dynCall_iii = Module['dynCall_iii'] = wasmExports['Ob'])(a0, a1, a2)); + + var dynCall_ii = (Module['dynCall_ii'] = (a0, a1) => + (dynCall_ii = Module['dynCall_ii'] = wasmExports['Pb'])(a0, a1)); + + var dynCall_v = (Module['dynCall_v'] = (a0) => + (dynCall_v = Module['dynCall_v'] = wasmExports['Qb'])(a0)); + + var dynCall_iiii = (Module['dynCall_iiii'] = (a0, a1, a2, a3) => + (dynCall_iiii = Module['dynCall_iiii'] = wasmExports['Rb'])( + a0, + a1, + a2, + a3 + )); + + var dynCall_iiiii = (Module['dynCall_iiiii'] = (a0, a1, a2, a3, a4) => + (dynCall_iiiii = Module['dynCall_iiiii'] = wasmExports['Sb'])( + a0, + a1, + a2, + a3, + a4 + )); + + var dynCall_iiiiii = (Module['dynCall_iiiiii'] = (a0, a1, a2, a3, a4, a5) => + (dynCall_iiiiii = Module['dynCall_iiiiii'] = wasmExports['Tb'])( + a0, + a1, + a2, + a3, + a4, + a5 + )); + + var dynCall_viiii = (Module['dynCall_viiii'] = (a0, a1, a2, a3, a4) => + (dynCall_viiii = Module['dynCall_viiii'] = wasmExports['Ub'])( + a0, + a1, + a2, + a3, + a4 + )); + + var dynCall_viiiii = (Module['dynCall_viiiii'] = (a0, a1, a2, a3, a4, a5) => + (dynCall_viiiii = Module['dynCall_viiiii'] = wasmExports['Vb'])( + a0, + a1, + a2, + a3, + a4, + a5 + )); + + var dynCall_iiiiiii = (Module['dynCall_iiiiiii'] = ( + a0, + a1, + a2, + a3, + a4, + a5, + a6 + ) => + (dynCall_iiiiiii = Module['dynCall_iiiiiii'] = wasmExports['Wb'])( + a0, + a1, + a2, + a3, + a4, + a5, + a6 + )); + + var dynCall_i = (Module['dynCall_i'] = (a0) => + (dynCall_i = Module['dynCall_i'] = wasmExports['Xb'])(a0)); + + var dynCall_viiiiiiiii = (Module['dynCall_viiiiiiiii'] = ( + a0, + a1, + a2, + a3, + a4, + a5, + a6, + a7, + a8, + a9 + ) => + (dynCall_viiiiiiiii = Module['dynCall_viiiiiiiii'] = wasmExports['Yb'])( + a0, + a1, + a2, + a3, + a4, + a5, + a6, + a7, + a8, + a9 + )); + + var dynCall_viiiiii = (Module['dynCall_viiiiii'] = ( + a0, + a1, + a2, + a3, + a4, + a5, + a6 + ) => + (dynCall_viiiiii = Module['dynCall_viiiiii'] = wasmExports['Zb'])( + a0, + a1, + a2, + a3, + a4, + a5, + a6 + )); + + var dynCall_iiiiiiii = (Module['dynCall_iiiiiiii'] = ( + a0, + a1, + a2, + a3, + a4, + a5, + a6, + a7 + ) => + (dynCall_iiiiiiii = Module['dynCall_iiiiiiii'] = wasmExports['_b'])( + a0, + a1, + a2, + a3, + a4, + a5, + a6, + a7 + )); + + var dynCall_iiiiiiiiii = (Module['dynCall_iiiiiiiiii'] = ( + a0, + a1, + a2, + a3, + a4, + a5, + a6, + a7, + a8, + a9 + ) => + (dynCall_iiiiiiiiii = Module['dynCall_iiiiiiiiii'] = wasmExports['$b'])( + a0, + a1, + a2, + a3, + a4, + a5, + a6, + a7, + a8, + a9 + )); + + var dynCall_jii = (Module['dynCall_jii'] = (a0, a1, a2) => + (dynCall_jii = Module['dynCall_jii'] = wasmExports['ac'])(a0, a1, a2)); + + var _asyncify_start_unwind = (a0) => + (_asyncify_start_unwind = wasmExports['bc'])(a0); + + var _asyncify_stop_unwind = () => + (_asyncify_stop_unwind = wasmExports['cc'])(); + + var _asyncify_start_rewind = (a0) => + (_asyncify_start_rewind = wasmExports['dc'])(a0); + + var _asyncify_stop_rewind = () => + (_asyncify_stop_rewind = wasmExports['ec'])(); + + function invoke_viii(index, a1, a2, a3) { + var sp = stackSave(); + try { + dynCall_viii(index, a1, a2, a3); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_vii(index, a1, a2) { + var sp = stackSave(); + try { + dynCall_vii(index, a1, a2); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_vi(index, a1) { + var sp = stackSave(); + try { + dynCall_vi(index, a1); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_iiiiiii(index, a1, a2, a3, a4, a5, a6) { + var sp = stackSave(); + try { + return dynCall_iiiiiii(index, a1, a2, a3, a4, a5, a6); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_iii(index, a1, a2) { + var sp = stackSave(); + try { + return dynCall_iii(index, a1, a2); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_v(index) { + var sp = stackSave(); + try { + dynCall_v(index); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_ii(index, a1) { + var sp = stackSave(); + try { + return dynCall_ii(index, a1); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_i(index) { + var sp = stackSave(); + try { + return dynCall_i(index); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_viiii(index, a1, a2, a3, a4) { + var sp = stackSave(); + try { + dynCall_viiii(index, a1, a2, a3, a4); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_iiiii(index, a1, a2, a3, a4) { + var sp = stackSave(); + try { + return dynCall_iiiii(index, a1, a2, a3, a4); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_iiii(index, a1, a2, a3) { + var sp = stackSave(); + try { + return dynCall_iiii(index, a1, a2, a3); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_viiiiii(index, a1, a2, a3, a4, a5, a6) { + var sp = stackSave(); + try { + dynCall_viiiiii(index, a1, a2, a3, a4, a5, a6); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_viiiii(index, a1, a2, a3, a4, a5) { + var sp = stackSave(); + try { + dynCall_viiiii(index, a1, a2, a3, a4, a5); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_iiiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8, a9) { + var sp = stackSave(); + try { + return dynCall_iiiiiiiiii( + index, + a1, + a2, + a3, + a4, + a5, + a6, + a7, + a8, + a9 + ); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_iiiiii(index, a1, a2, a3, a4, a5) { + var sp = stackSave(); + try { + return dynCall_iiiiii(index, a1, a2, a3, a4, a5); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_viiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8, a9) { + var sp = stackSave(); + try { + dynCall_viiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8, a9); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_iiiiiiii(index, a1, a2, a3, a4, a5, a6, a7) { + var sp = stackSave(); + try { + return dynCall_iiiiiiii(index, a1, a2, a3, a4, a5, a6, a7); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_jii(index, a1, a2) { + var sp = stackSave(); + try { + return dynCall_jii(index, a1, a2); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + // include: postamble.js + // === Auto-generated postamble setup entry stuff === + Module['addRunDependency'] = addRunDependency; + + Module['removeRunDependency'] = removeRunDependency; + + Module['wasmExports'] = wasmExports; + + Module['ccall'] = ccall; + + Module['FS_createPreloadedFile'] = FS_createPreloadedFile; + + Module['FS_unlink'] = FS_unlink; + + Module['FS_createPath'] = FS_createPath; + + Module['FS_createDevice'] = FS_createDevice; + + Module['FS_createDataFile'] = FS_createDataFile; + + Module['FS_createLazyFile'] = FS_createLazyFile; + + Module['PROXYFS'] = PROXYFS; + + var calledRun; + + dependenciesFulfilled = function runCaller() { + // If run has never been called, and we should call run (INVOKE_RUN is true, and Module.noInitialRun is not false) + if (!calledRun) run(); + if (!calledRun) dependenciesFulfilled = runCaller; + }; + + // try this again later, after new deps are fulfilled + function run() { + if (runDependencies > 0) { + return; + } + preRun(); + // a preRun added a dependency, run will be called later + if (runDependencies > 0) { + return; + } + function doRun() { + // run may have just been called through dependencies being fulfilled just in this very frame, + // or while the async setStatus time below was happening + if (calledRun) return; + calledRun = true; + Module['calledRun'] = true; + if (ABORT) return; + initRuntime(); + Module['onRuntimeInitialized']?.(); + postRun(); + } + if (Module['setStatus']) { + Module['setStatus']('Running...'); + setTimeout(() => { + setTimeout(() => Module['setStatus'](''), 1); + doRun(); + }, 1); + } else { + doRun(); + } + } + + if (Module['preInit']) { + if (typeof Module['preInit'] == 'function') + Module['preInit'] = [Module['preInit']]; + while (Module['preInit'].length > 0) { + Module['preInit'].pop()(); + } + } + + run(); + /** + * Emscripten resolves `localhost` to a random IP address. Let's + * make it always resolve to 127.0.0.1. + */ + DNS.address_map.addrs.localhost = '127.0.0.1'; + + /** + * Debugging Asyncify errors is tricky because the stack trace is lost when the + * error is thrown. This code saves the stack trace in a global variable + * so that it can be inspected later. + */ + PHPLoader.debug = 'debug' in PHPLoader ? PHPLoader.debug : true; + if (PHPLoader.debug && typeof Asyncify !== 'undefined') { + const originalHandleSleep = Asyncify.handleSleep; + Asyncify.handleSleep = function (startAsync) { + if (!ABORT) { + Module['lastAsyncifyStackSource'] = new Error(); + } + return originalHandleSleep(startAsync); + }; + } + + /** + * Data dependencies call removeRunDependency() when they are loaded. + * The synchronous call stack then continues to run. If an error occurs + * in PHP initialization, e.g. Out Of Memory error, it will not be + * caught by any try/catch. This override propagates the failure to + * PHPLoader.onAbort() so that it can be handled. + */ + const originalRemoveRunDependency = PHPLoader['removeRunDependency']; + PHPLoader['removeRunDependency'] = function (...args) { + try { + originalRemoveRunDependency(...args); + } catch (e) { + PHPLoader['onAbort'](e); + } + }; + + /** + * Other exports live in the Dockerfile in: + * + * * EXPORTED_RUNTIME_METHODS + * * EXPORTED_FUNCTIONS + * + * These exports, however, live in here because: + * + * * Listing them in EXPORTED_RUNTIME_METHODS doesn't actually + * export them. This could be a bug in Emscripten or a consequence of + * that option being deprecated. + * * Listing them in EXPORTED_FUNCTIONS works, but they are overridden + * on every `BasePHP.run()` call. This is a problem because we want to + * spy on these calls in some unit tests. + * + * Therefore, we export them here. + */ + PHPLoader['malloc'] = _malloc; + PHPLoader['free'] = + typeof _free === 'function' ? _free : PHPLoader['_wasm_free']; + + return PHPLoader; + + // Close the opening bracket from esm-prefix.js: } diff --git a/packages/php-wasm/node/asyncify/php_7_2.js b/packages/php-wasm/node/asyncify/php_7_2.js index 09844d013c..57bc1abab7 100644 --- a/packages/php-wasm/node/asyncify/php_7_2.js +++ b/packages/php-wasm/node/asyncify/php_7_2.js @@ -1,6605 +1,8176 @@ -const dependencyFilename = __dirname + '/7_2_34/php_7_2.wasm'; -export { dependencyFilename }; -export const dependenciesTotalSize = 14137039; +const dependencyFilename = __dirname + '/7_2_34/php_7_2.wasm'; +export { dependencyFilename }; +export const dependenciesTotalSize = 14501092; export function init(RuntimeName, PHPLoader) { - /** - * Overrides Emscripten's default ExitStatus object which gets - * thrown on failure. Unfortunately, the default object is not - * a subclass of Error and does not provide any stack trace. - * - * This is a deliberate behavior on Emscripten's end to prevent - * memory leaks after the program exits. See: - * - * https://github.com/emscripten-core/emscripten/pull/9108 - * - * In case of WordPress Playground, the worker in which the PHP - * runs will typically exit after the PHP program finishes, so - * we don't have to worry about memory leaks. - * - * As for assigning to a previously undeclared ExitStatus variable here, - * the Emscripten module declares `ExitStatus` as `function ExitStatus` - * which means it gets hoisted to the top of the scope and can be - * reassigned here – before the actual declaration is reached. - * - * If that sounds weird, try this example: - * - * ExitStatus = () => { console.log("reassigned"); } - * function ExitStatus() {} - * ExitStatus(); - * // logs "reassigned" - */ - ExitStatus = class PHPExitStatus extends Error { - constructor(status) { - super(status); - this.name = "ExitStatus"; - this.message = "Program terminated with exit(" + status + ")"; - this.status = status; - } - } - - // The rest of the code comes from the built php.js file and esm-suffix.js -var Module = typeof PHPLoader != "undefined" ? PHPLoader : {}; - -var ENVIRONMENT_IS_WORKER=RuntimeName==="WORKER"; - -var ENVIRONMENT_IS_NODE=RuntimeName==="NODE"; - -if (ENVIRONMENT_IS_NODE) {} - -var moduleOverrides = Object.assign({}, Module); - -var arguments_ = []; - -var thisProgram = "./this.program"; - -var quit_ = (status, toThrow) => { - throw toThrow; -}; - -var scriptDirectory = ""; - -function locateFile(path) { - if (Module["locateFile"]) { - return Module["locateFile"](path, scriptDirectory); - } - return scriptDirectory + path; -} - -var read_, readAsync, readBinary; - -if (ENVIRONMENT_IS_NODE) { - var fs = require("fs"); - var nodePath = require("path"); - scriptDirectory = __dirname + "/"; - read_ = (filename, binary) => { - filename = isFileURI(filename) ? new URL(filename) : nodePath.normalize(filename); - return fs.readFileSync(filename, binary ? undefined : "utf8"); - }; - readBinary = filename => { - var ret = read_(filename, true); - if (!ret.buffer) { - ret = new Uint8Array(ret); - } - return ret; - }; - readAsync = (filename, onload, onerror, binary = true) => { - filename = isFileURI(filename) ? new URL(filename) : nodePath.normalize(filename); - fs.readFile(filename, binary ? undefined : "utf8", (err, data) => { - if (err) onerror(err); else onload(binary ? data.buffer : data); - }); - }; - if (!Module["thisProgram"] && process.argv.length > 1) { - thisProgram = process.argv[1].replace(/\\/g, "/"); - } - arguments_ = process.argv.slice(2); - if (typeof module != "undefined") { - module["exports"] = Module; - } - quit_ = (status, toThrow) => { - process.exitCode = status; - throw toThrow; - }; -} else {} - -var out = Module["print"] || console.log.bind(console); - -var err = Module["printErr"] || console.error.bind(console); - -Object.assign(Module, moduleOverrides); - -moduleOverrides = null; - -if (Module["arguments"]) arguments_ = Module["arguments"]; - -if (Module["thisProgram"]) thisProgram = Module["thisProgram"]; - -if (Module["quit"]) quit_ = Module["quit"]; - -var wasmBinary; - -if (Module["wasmBinary"]) wasmBinary = Module["wasmBinary"]; - -var wasmMemory; - -var ABORT = false; - -var EXITSTATUS; - -/** @type {function(*, string=)} */ function assert(condition, text) { - if (!condition) { - abort(text); - } -} - -var /** @type {!Int8Array} */ HEAP8, /** @type {!Uint8Array} */ HEAPU8, /** @type {!Int16Array} */ HEAP16, /** @type {!Uint16Array} */ HEAPU16, /** @type {!Int32Array} */ HEAP32, /** @type {!Uint32Array} */ HEAPU32, /** @type {!Float32Array} */ HEAPF32, /** @type {!Float64Array} */ HEAPF64; - -function updateMemoryViews() { - var b = wasmMemory.buffer; - Module["HEAP8"] = HEAP8 = new Int8Array(b); - Module["HEAP16"] = HEAP16 = new Int16Array(b); - Module["HEAPU8"] = HEAPU8 = new Uint8Array(b); - Module["HEAPU16"] = HEAPU16 = new Uint16Array(b); - Module["HEAP32"] = HEAP32 = new Int32Array(b); - Module["HEAPU32"] = HEAPU32 = new Uint32Array(b); - Module["HEAPF32"] = HEAPF32 = new Float32Array(b); - Module["HEAPF64"] = HEAPF64 = new Float64Array(b); -} - -var __ATPRERUN__ = []; - -var __ATINIT__ = []; - -var __ATEXIT__ = []; - -var __ATPOSTRUN__ = []; - -var runtimeInitialized = false; - -var runtimeExited = false; - -function preRun() { - if (Module["preRun"]) { - if (typeof Module["preRun"] == "function") Module["preRun"] = [ Module["preRun"] ]; - while (Module["preRun"].length) { - addOnPreRun(Module["preRun"].shift()); - } - } - callRuntimeCallbacks(__ATPRERUN__); -} - -function initRuntime() { - runtimeInitialized = true; - SOCKFS.root = FS.mount(SOCKFS, {}, null); - if (!Module["noFSInit"] && !FS.init.initialized) FS.init(); - FS.ignorePermissions = false; - TTY.init(); - PIPEFS.root = FS.mount(PIPEFS, {}, null); - callRuntimeCallbacks(__ATINIT__); -} - -function exitRuntime() { - ___funcs_on_exit(); - callRuntimeCallbacks(__ATEXIT__); - FS.quit(); - TTY.shutdown(); - runtimeExited = true; -} - -function postRun() { - if (Module["postRun"]) { - if (typeof Module["postRun"] == "function") Module["postRun"] = [ Module["postRun"] ]; - while (Module["postRun"].length) { - addOnPostRun(Module["postRun"].shift()); - } - } - callRuntimeCallbacks(__ATPOSTRUN__); -} - -function addOnPreRun(cb) { - __ATPRERUN__.unshift(cb); -} - -function addOnInit(cb) { - __ATINIT__.unshift(cb); -} - -function addOnPostRun(cb) { - __ATPOSTRUN__.unshift(cb); -} - -var runDependencies = 0; - -var runDependencyWatcher = null; - -var dependenciesFulfilled = null; - -function getUniqueRunDependency(id) { - return id; -} - -function addRunDependency(id) { - runDependencies++; - Module["monitorRunDependencies"]?.(runDependencies); -} - -function removeRunDependency(id) { - runDependencies--; - Module["monitorRunDependencies"]?.(runDependencies); - if (runDependencies == 0) { - if (runDependencyWatcher !== null) { - clearInterval(runDependencyWatcher); - runDependencyWatcher = null; - } - if (dependenciesFulfilled) { - var callback = dependenciesFulfilled; - dependenciesFulfilled = null; - callback(); - } - } -} - -/** @param {string|number=} what */ function abort(what) { - Module["onAbort"]?.(what); - what = "Aborted(" + what + ")"; - err(what); - ABORT = true; - EXITSTATUS = 1; - what += ". Build with -sASSERTIONS for more info."; - /** @suppress {checkTypes} */ var e = new WebAssembly.RuntimeError(what); - throw e; -} - -var dataURIPrefix = "data:application/octet-stream;base64,"; - -/** - * Indicates whether filename is a base64 data URI. - * @noinline - */ var isDataURI = filename => filename.startsWith(dataURIPrefix); - -/** - * Indicates whether filename is delivered via file protocol (as opposed to http/https) - * @noinline - */ var isFileURI = filename => filename.startsWith("file://"); - -function findWasmBinary() { - var f = dependencyFilename; - if (!isDataURI(f)) { - return locateFile(f); - } - return f; -} - -var wasmBinaryFile; - -function getBinarySync(file) { - if (file == wasmBinaryFile && wasmBinary) { - return new Uint8Array(wasmBinary); - } - if (readBinary) { - return readBinary(file); - } - throw "both async and sync fetching of the wasm failed"; -} - -function getBinaryPromise(binaryFile) { - if (!wasmBinary) { - return new Promise((resolve, reject) => { - readAsync(binaryFile, response => resolve(new Uint8Array(/** @type{!ArrayBuffer} */ (response))), error => { - try { - resolve(getBinarySync(binaryFile)); - } catch (e) { - reject(e); - } - }); - }); - } - return Promise.resolve().then(() => getBinarySync(binaryFile)); -} - -function instantiateArrayBuffer(binaryFile, imports, receiver) { - return getBinaryPromise(binaryFile).then(binary => WebAssembly.instantiate(binary, imports)).then(receiver, reason => { - err(`failed to asynchronously prepare wasm: ${reason}`); - abort(reason); - }); -} - -function instantiateAsync(binary, binaryFile, imports, callback) { - if (!binary && typeof WebAssembly.instantiateStreaming == "function" && !isDataURI(binaryFile) && !ENVIRONMENT_IS_NODE && typeof fetch == "function") { - return fetch(binaryFile, { - credentials: "same-origin" - }).then(response => { - /** @suppress {checkTypes} */ var result = WebAssembly.instantiateStreaming(response, imports); - return result.then(callback, function(reason) { - err(`wasm streaming compile failed: ${reason}`); - err("falling back to ArrayBuffer instantiation"); - return instantiateArrayBuffer(binaryFile, imports, callback); - }); - }); - } - return instantiateArrayBuffer(binaryFile, imports, callback); -} - -function getWasmImports() { - return { - "a": wasmImports - }; -} - -function createWasm() { - var info = getWasmImports(); - /** @param {WebAssembly.Module=} module*/ function receiveInstance(instance, module) { - wasmExports = instance.exports; - wasmExports = Asyncify.instrumentWasmExports(wasmExports); - Module["wasmExports"] = wasmExports; - wasmMemory = wasmExports["Ya"]; - updateMemoryViews(); - wasmTable = wasmExports["ab"]; - addOnInit(wasmExports["Za"]); - removeRunDependency("wasm-instantiate"); - return wasmExports; - } - addRunDependency("wasm-instantiate"); - function receiveInstantiationResult(result) { - receiveInstance(result["instance"]); - } - if (Module["instantiateWasm"]) { - try { - return Module["instantiateWasm"](info, receiveInstance); - } catch (e) { - err(`Module.instantiateWasm callback failed with error: ${e}`); - return false; - } - } - if (!wasmBinaryFile) wasmBinaryFile = findWasmBinary(); - instantiateAsync(wasmBinary, wasmBinaryFile, info, receiveInstantiationResult); - return {}; -} - -var tempDouble; - -var tempI64; - -function js_popen_to_file(command, mode, exitCodePtr) { - const returnCallback = resolver => Asyncify.handleSleep(resolver); - if (!command) return 1; - const cmdstr = UTF8ToString(command); - if (!cmdstr.length) return 0; - const modestr = UTF8ToString(mode); - if (!modestr.length) return 0; - if (modestr === "w") { - console.error('popen($cmd, "w") is not implemented yet'); - } - return returnCallback(async wakeUp => { - let cp; - try { - cp = PHPWASM.spawnProcess(cmdstr, []); - if (cp instanceof Promise) { - cp = await cp; - } - } catch (e) { - console.error(e); - if (e.code === "SPAWN_UNSUPPORTED") { - return 1; - } - throw e; - } - const outByteArrays = []; - cp.stdout.on("data", function(data) { - outByteArrays.push(data); - }); - const outputPath = "/tmp/popen_output"; - cp.on("exit", function(exitCode) { - const outBytes = new Uint8Array(outByteArrays.reduce((acc, curr) => acc + curr.length, 0)); - let offset = 0; - for (const byteArray of outByteArrays) { - outBytes.set(byteArray, offset); - offset += byteArray.length; - } - FS.writeFile(outputPath, outBytes); - HEAPU8[exitCodePtr] = exitCode; - wakeUp(allocateUTF8OnStack(outputPath)); - }); - }); -} - -function wasm_poll_socket(socketd, events, timeout) { - const returnCallback = resolver => Asyncify.handleSleep(resolver); - const POLLIN = 1; - const POLLPRI = 2; - const POLLOUT = 4; - const POLLERR = 8; - const POLLHUP = 16; - const POLLNVAL = 32; - return returnCallback(wakeUp => { - const polls = []; - if (socketd in PHPWASM.child_proc_by_fd) { - const procInfo = PHPWASM.child_proc_by_fd[socketd]; - if (procInfo.exited) { - wakeUp(0); - return; - } - polls.push(PHPWASM.awaitEvent(procInfo.stdout, "data")); - } else if (FS.isSocket(FS.getStream(socketd)?.node.mode)) { - const sock = getSocketFromFD(socketd); - if (!sock) { - wakeUp(0); - return; - } - const lookingFor = new Set; - if (events & POLLIN || events & POLLPRI) { - if (sock.server) { - for (const client of sock.pending) { - if ((client.recv_queue || []).length > 0) { - wakeUp(1); - return; - } - } - } else if ((sock.recv_queue || []).length > 0) { - wakeUp(1); - return; - } - } - const webSockets = PHPWASM.getAllWebSockets(sock); - if (!webSockets.length) { - wakeUp(0); - return; - } - for (const ws of webSockets) { - if (events & POLLIN || events & POLLPRI) { - polls.push(PHPWASM.awaitData(ws)); - lookingFor.add("POLLIN"); - } - if (events & POLLOUT) { - polls.push(PHPWASM.awaitConnection(ws)); - lookingFor.add("POLLOUT"); - } - if (events & POLLHUP) { - polls.push(PHPWASM.awaitClose(ws)); - lookingFor.add("POLLHUP"); - } - if (events & POLLERR || events & POLLNVAL) { - polls.push(PHPWASM.awaitError(ws)); - lookingFor.add("POLLERR"); - } - } - } else { - setTimeout(function() { - wakeUp(1); - }, timeout); - return; - } - if (polls.length === 0) { - console.warn("Unsupported poll event " + events + ", defaulting to setTimeout()."); - setTimeout(function() { - wakeUp(0); - }, timeout); - return; - } - const promises = polls.map(([promise]) => promise); - const clearPolling = () => polls.forEach(([, clear]) => clear()); - let awaken = false; - let timeoutId; - Promise.race(promises).then(function(results) { - if (!awaken) { - awaken = true; - wakeUp(1); - if (timeoutId) { - clearTimeout(timeoutId); - } - clearPolling(); - } - }); - if (timeout !== -1) { - timeoutId = setTimeout(function() { - if (!awaken) { - awaken = true; - wakeUp(0); - clearPolling(); - } - }, timeout); - } - }); -} - -function js_fd_read(fd, iov, iovcnt, pnum) { - const returnCallback = resolver => Asyncify.handleSleep(resolver); - if (Asyncify?.State?.Normal === undefined || Asyncify?.state === Asyncify?.State?.Normal) { - var returnCode; - var stream; - let num = 0; - try { - stream = SYSCALLS.getStreamFromFD(fd); - const num = doReadv(stream, iov, iovcnt); - HEAPU32[pnum >> 2] = num; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) { - throw e; - } - if (e.errno !== 6 || !(stream?.fd in PHPWASM.child_proc_by_fd)) { - HEAPU32[pnum >> 2] = 0; - return returnCode; - } - } - } - return returnCallback(wakeUp => { - var retries = 0; - var interval = 50; - var timeout = 5e3; - var maxRetries = timeout / interval; - function poll() { - var returnCode; - var stream; - let num; - try { - stream = SYSCALLS.getStreamFromFD(fd); - num = doReadv(stream, iov, iovcnt); - returnCode = 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) { - console.error(e); - throw e; - } - returnCode = e.errno; - } - const success = returnCode === 0; - const failure = (++retries > maxRetries || !(fd in PHPWASM.child_proc_by_fd) || PHPWASM.child_proc_by_fd[fd]?.exited || FS.isClosed(stream)); - if (success) { - HEAPU32[pnum >> 2] = num; - wakeUp(0); - } else if (failure) { - HEAPU32[pnum >> 2] = 0; - wakeUp(returnCode === 6 ? 0 : returnCode); - } else { - setTimeout(poll, interval); - } - } - poll(); - }); -} - -function __asyncjs__js_module_onMessage(data, response_buffer) { - return Asyncify.handleAsync(async () => { - if (Module["onMessage"]) { - const dataStr = UTF8ToString(data); - return Module["onMessage"](dataStr).then(response => { - const responseBytes = typeof response === "string" ? (new TextEncoder).encode(response) : response; - const responseSize = responseBytes.byteLength; - const responsePtr = _malloc(responseSize + 1); - HEAPU8.set(responseBytes, responsePtr); - HEAPU8[responsePtr + responseSize] = 0; - HEAPU8[response_buffer] = responsePtr; - HEAPU8[response_buffer + 1] = responsePtr >> 8; - HEAPU8[response_buffer + 2] = responsePtr >> 16; - HEAPU8[response_buffer + 3] = responsePtr >> 24; - return responseSize; - }).catch(e => { - console.error(e); - return -1; - }); - } - }); -} - -/** @constructor */ function ExitStatus(status) { - this.name = "ExitStatus"; - this.message = `Program terminated with exit(${status})`; - this.status = status; -} - -var callRuntimeCallbacks = callbacks => { - while (callbacks.length > 0) { - callbacks.shift()(Module); - } -}; - -var noExitRuntime = Module["noExitRuntime"] || false; - -var stackRestore = val => __emscripten_stack_restore(val); - -var stackSave = () => _emscripten_stack_get_current(); - -var UTF8Decoder = typeof TextDecoder != "undefined" ? new TextDecoder("utf8") : undefined; - -/** - * Given a pointer 'idx' to a null-terminated UTF8-encoded string in the given - * array that contains uint8 values, returns a copy of that string as a - * Javascript String object. - * heapOrArray is either a regular array, or a JavaScript typed array view. - * @param {number} idx - * @param {number=} maxBytesToRead - * @return {string} - */ var UTF8ArrayToString = (heapOrArray, idx, maxBytesToRead) => { - var endIdx = idx + maxBytesToRead; - var endPtr = idx; - while (heapOrArray[endPtr] && !(endPtr >= endIdx)) ++endPtr; - if (endPtr - idx > 16 && heapOrArray.buffer && UTF8Decoder) { - return UTF8Decoder.decode(heapOrArray.subarray(idx, endPtr)); - } - var str = ""; - while (idx < endPtr) { - var u0 = heapOrArray[idx++]; - if (!(u0 & 128)) { - str += String.fromCharCode(u0); - continue; - } - var u1 = heapOrArray[idx++] & 63; - if ((u0 & 224) == 192) { - str += String.fromCharCode(((u0 & 31) << 6) | u1); - continue; - } - var u2 = heapOrArray[idx++] & 63; - if ((u0 & 240) == 224) { - u0 = ((u0 & 15) << 12) | (u1 << 6) | u2; - } else { - u0 = ((u0 & 7) << 18) | (u1 << 12) | (u2 << 6) | (heapOrArray[idx++] & 63); - } - if (u0 < 65536) { - str += String.fromCharCode(u0); - } else { - var ch = u0 - 65536; - str += String.fromCharCode(55296 | (ch >> 10), 56320 | (ch & 1023)); - } - } - return str; -}; - -/** - * Given a pointer 'ptr' to a null-terminated UTF8-encoded string in the - * emscripten HEAP, returns a copy of that string as a Javascript String object. - * - * @param {number} ptr - * @param {number=} maxBytesToRead - An optional length that specifies the - * maximum number of bytes to read. You can omit this parameter to scan the - * string until the first 0 byte. If maxBytesToRead is passed, and the string - * at [ptr, ptr+maxBytesToReadr[ contains a null byte in the middle, then the - * string will cut short at that byte index (i.e. maxBytesToRead will not - * produce a string of exact length [ptr, ptr+maxBytesToRead[) N.B. mixing - * frequent uses of UTF8ToString() with and without maxBytesToRead may throw - * JS JIT optimizations off, so it is worth to consider consistently using one - * @return {string} - */ var UTF8ToString = (ptr, maxBytesToRead) => ptr ? UTF8ArrayToString(HEAPU8, ptr, maxBytesToRead) : ""; - -Module["UTF8ToString"] = UTF8ToString; - -var ___assert_fail = (condition, filename, line, func) => { - abort(`Assertion failed: ${UTF8ToString(condition)}, at: ` + [ filename ? UTF8ToString(filename) : "unknown filename", line, func ? UTF8ToString(func) : "unknown function" ]); -}; - -var ___call_sighandler = (fp, sig) => (a1 => dynCall_vi(fp, a1))(sig); - -var initRandomFill = () => { - if (typeof crypto == "object" && typeof crypto["getRandomValues"] == "function") { - return view => crypto.getRandomValues(view); - } else if (ENVIRONMENT_IS_NODE) { - try { - var crypto_module = require("crypto"); - var randomFillSync = crypto_module["randomFillSync"]; - if (randomFillSync) { - return view => crypto_module["randomFillSync"](view); - } - var randomBytes = crypto_module["randomBytes"]; - return view => (view.set(randomBytes(view.byteLength)), view); - } catch (e) {} - } - abort("initRandomDevice"); -}; - -var randomFill = view => (randomFill = initRandomFill())(view); - -var PATH = { - isAbs: path => path.charAt(0) === "/", - splitPath: filename => { - var splitPathRe = /^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/; - return splitPathRe.exec(filename).slice(1); - }, - normalizeArray: (parts, allowAboveRoot) => { - var up = 0; - for (var i = parts.length - 1; i >= 0; i--) { - var last = parts[i]; - if (last === ".") { - parts.splice(i, 1); - } else if (last === "..") { - parts.splice(i, 1); - up++; - } else if (up) { - parts.splice(i, 1); - up--; - } - } - if (allowAboveRoot) { - for (;up; up--) { - parts.unshift(".."); - } - } - return parts; - }, - normalize: path => { - var isAbsolute = PATH.isAbs(path), trailingSlash = path.substr(-1) === "/"; - path = PATH.normalizeArray(path.split("/").filter(p => !!p), !isAbsolute).join("/"); - if (!path && !isAbsolute) { - path = "."; - } - if (path && trailingSlash) { - path += "/"; - } - return (isAbsolute ? "/" : "") + path; - }, - dirname: path => { - var result = PATH.splitPath(path), root = result[0], dir = result[1]; - if (!root && !dir) { - return "."; - } - if (dir) { - dir = dir.substr(0, dir.length - 1); - } - return root + dir; - }, - basename: path => { - if (path === "/") return "/"; - path = PATH.normalize(path); - path = path.replace(/\/$/, ""); - var lastSlash = path.lastIndexOf("/"); - if (lastSlash === -1) return path; - return path.substr(lastSlash + 1); - }, - join: (...paths) => PATH.normalize(paths.join("/")), - join2: (l, r) => PATH.normalize(l + "/" + r) -}; - -var PATH_FS = { - resolve: (...args) => { - var resolvedPath = "", resolvedAbsolute = false; - for (var i = args.length - 1; i >= -1 && !resolvedAbsolute; i--) { - var path = (i >= 0) ? args[i] : FS.cwd(); - if (typeof path != "string") { - throw new TypeError("Arguments to path.resolve must be strings"); - } else if (!path) { - return ""; - } - resolvedPath = path + "/" + resolvedPath; - resolvedAbsolute = PATH.isAbs(path); - } - resolvedPath = PATH.normalizeArray(resolvedPath.split("/").filter(p => !!p), !resolvedAbsolute).join("/"); - return ((resolvedAbsolute ? "/" : "") + resolvedPath) || "."; - }, - relative: (from, to) => { - from = PATH_FS.resolve(from).substr(1); - to = PATH_FS.resolve(to).substr(1); - function trim(arr) { - var start = 0; - for (;start < arr.length; start++) { - if (arr[start] !== "") break; - } - var end = arr.length - 1; - for (;end >= 0; end--) { - if (arr[end] !== "") break; - } - if (start > end) return []; - return arr.slice(start, end - start + 1); - } - var fromParts = trim(from.split("/")); - var toParts = trim(to.split("/")); - var length = Math.min(fromParts.length, toParts.length); - var samePartsLength = length; - for (var i = 0; i < length; i++) { - if (fromParts[i] !== toParts[i]) { - samePartsLength = i; - break; - } - } - var outputParts = []; - for (var i = samePartsLength; i < fromParts.length; i++) { - outputParts.push(".."); - } - outputParts = outputParts.concat(toParts.slice(samePartsLength)); - return outputParts.join("/"); - } -}; - -var FS_stdin_getChar_buffer = []; - -var lengthBytesUTF8 = str => { - var len = 0; - for (var i = 0; i < str.length; ++i) { - var c = str.charCodeAt(i); - if (c <= 127) { - len++; - } else if (c <= 2047) { - len += 2; - } else if (c >= 55296 && c <= 57343) { - len += 4; - ++i; - } else { - len += 3; - } - } - return len; -}; - -Module["lengthBytesUTF8"] = lengthBytesUTF8; - -var stringToUTF8Array = (str, heap, outIdx, maxBytesToWrite) => { - if (!(maxBytesToWrite > 0)) return 0; - var startIdx = outIdx; - var endIdx = outIdx + maxBytesToWrite - 1; - for (var i = 0; i < str.length; ++i) { - var u = str.charCodeAt(i); - if (u >= 55296 && u <= 57343) { - var u1 = str.charCodeAt(++i); - u = 65536 + ((u & 1023) << 10) | (u1 & 1023); - } - if (u <= 127) { - if (outIdx >= endIdx) break; - heap[outIdx++] = u; - } else if (u <= 2047) { - if (outIdx + 1 >= endIdx) break; - heap[outIdx++] = 192 | (u >> 6); - heap[outIdx++] = 128 | (u & 63); - } else if (u <= 65535) { - if (outIdx + 2 >= endIdx) break; - heap[outIdx++] = 224 | (u >> 12); - heap[outIdx++] = 128 | ((u >> 6) & 63); - heap[outIdx++] = 128 | (u & 63); - } else { - if (outIdx + 3 >= endIdx) break; - heap[outIdx++] = 240 | (u >> 18); - heap[outIdx++] = 128 | ((u >> 12) & 63); - heap[outIdx++] = 128 | ((u >> 6) & 63); - heap[outIdx++] = 128 | (u & 63); - } - } - heap[outIdx] = 0; - return outIdx - startIdx; -}; - -/** @type {function(string, boolean=, number=)} */ function intArrayFromString(stringy, dontAddNull, length) { - var len = length > 0 ? length : lengthBytesUTF8(stringy) + 1; - var u8array = new Array(len); - var numBytesWritten = stringToUTF8Array(stringy, u8array, 0, u8array.length); - if (dontAddNull) u8array.length = numBytesWritten; - return u8array; -} - -var FS_stdin_getChar = () => { - if (!FS_stdin_getChar_buffer.length) { - var result = null; - if (ENVIRONMENT_IS_NODE) { - var BUFSIZE = 256; - var buf = Buffer.alloc(BUFSIZE); - var bytesRead = 0; - /** @suppress {missingProperties} */ var fd = process.stdin.fd; - try { - bytesRead = fs.readSync(fd, buf, 0, BUFSIZE); - } catch (e) { - if (e.toString().includes("EOF")) bytesRead = 0; else throw e; - } - if (bytesRead > 0) { - result = buf.slice(0, bytesRead).toString("utf-8"); - } - } else {} - if (!result) { - return null; - } - FS_stdin_getChar_buffer = intArrayFromString(result, true); - } - return FS_stdin_getChar_buffer.shift(); -}; - -var TTY = { - ttys: [], - init() {}, - shutdown() {}, - register(dev, ops) { - TTY.ttys[dev] = { - input: [], - output: [], - ops: ops - }; - FS.registerDevice(dev, TTY.stream_ops); - }, - stream_ops: { - open(stream) { - var tty = TTY.ttys[stream.node.rdev]; - if (!tty) { - throw new FS.ErrnoError(43); - } - stream.tty = tty; - stream.seekable = false; - }, - close(stream) { - stream.tty.ops.fsync(stream.tty); - }, - fsync(stream) { - stream.tty.ops.fsync(stream.tty); - }, - read(stream, buffer, offset, length, pos) { - /* ignored */ if (!stream.tty || !stream.tty.ops.get_char) { - throw new FS.ErrnoError(60); - } - var bytesRead = 0; - for (var i = 0; i < length; i++) { - var result; - try { - result = stream.tty.ops.get_char(stream.tty); - } catch (e) { - throw new FS.ErrnoError(29); - } - if (result === undefined && bytesRead === 0) { - throw new FS.ErrnoError(6); - } - if (result === null || result === undefined) break; - bytesRead++; - buffer[offset + i] = result; - } - if (bytesRead) { - stream.node.timestamp = Date.now(); - } - return bytesRead; - }, - write(stream, buffer, offset, length, pos) { - if (!stream.tty || !stream.tty.ops.put_char) { - throw new FS.ErrnoError(60); - } - try { - for (var i = 0; i < length; i++) { - stream.tty.ops.put_char(stream.tty, buffer[offset + i]); - } - } catch (e) { - throw new FS.ErrnoError(29); - } - if (length) { - stream.node.timestamp = Date.now(); - } - return i; - } - }, - default_tty_ops: { - get_char(tty) { - return FS_stdin_getChar(); - }, - put_char(tty, val) { - if (val === null || val === 10) { - out(UTF8ArrayToString(tty.output, 0)); - tty.output = []; - } else { - if (val != 0) tty.output.push(val); - } - }, - fsync(tty) { - if (tty.output && tty.output.length > 0) { - out(UTF8ArrayToString(tty.output, 0)); - tty.output = []; - } - }, - ioctl_tcgets(tty) { - return { - c_iflag: 25856, - c_oflag: 5, - c_cflag: 191, - c_lflag: 35387, - c_cc: [ 3, 28, 127, 21, 4, 0, 1, 0, 17, 19, 26, 0, 18, 15, 23, 22, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 ] - }; - }, - ioctl_tcsets(tty, optional_actions, data) { - return 0; - }, - ioctl_tiocgwinsz(tty) { - return [ 24, 80 ]; - } - }, - default_tty1_ops: { - put_char(tty, val) { - if (val === null || val === 10) { - err(UTF8ArrayToString(tty.output, 0)); - tty.output = []; - } else { - if (val != 0) tty.output.push(val); - } - }, - fsync(tty) { - if (tty.output && tty.output.length > 0) { - err(UTF8ArrayToString(tty.output, 0)); - tty.output = []; - } - } - } -}; - -var zeroMemory = (address, size) => { - HEAPU8.fill(0, address, address + size); - return address; -}; - -var alignMemory = (size, alignment) => Math.ceil(size / alignment) * alignment; - -var mmapAlloc = size => { - size = alignMemory(size, 65536); - var ptr = _emscripten_builtin_memalign(65536, size); - if (!ptr) return 0; - return zeroMemory(ptr, size); -}; - -var MEMFS = { - ops_table: null, - mount(mount) { - return MEMFS.createNode(null, "/", 16384 | 511, /* 0777 */ 0); - }, - createNode(parent, name, mode, dev) { - if (FS.isBlkdev(mode) || FS.isFIFO(mode)) { - throw new FS.ErrnoError(63); - } - MEMFS.ops_table ||= { - dir: { - node: { - getattr: MEMFS.node_ops.getattr, - setattr: MEMFS.node_ops.setattr, - lookup: MEMFS.node_ops.lookup, - mknod: MEMFS.node_ops.mknod, - rename: MEMFS.node_ops.rename, - unlink: MEMFS.node_ops.unlink, - rmdir: MEMFS.node_ops.rmdir, - readdir: MEMFS.node_ops.readdir, - symlink: MEMFS.node_ops.symlink - }, - stream: { - llseek: MEMFS.stream_ops.llseek - } - }, - file: { - node: { - getattr: MEMFS.node_ops.getattr, - setattr: MEMFS.node_ops.setattr - }, - stream: { - llseek: MEMFS.stream_ops.llseek, - read: MEMFS.stream_ops.read, - write: MEMFS.stream_ops.write, - allocate: MEMFS.stream_ops.allocate, - mmap: MEMFS.stream_ops.mmap, - msync: MEMFS.stream_ops.msync - } - }, - link: { - node: { - getattr: MEMFS.node_ops.getattr, - setattr: MEMFS.node_ops.setattr, - readlink: MEMFS.node_ops.readlink - }, - stream: {} - }, - chrdev: { - node: { - getattr: MEMFS.node_ops.getattr, - setattr: MEMFS.node_ops.setattr - }, - stream: FS.chrdev_stream_ops - } - }; - var node = FS.createNode(parent, name, mode, dev); - if (FS.isDir(node.mode)) { - node.node_ops = MEMFS.ops_table.dir.node; - node.stream_ops = MEMFS.ops_table.dir.stream; - node.contents = {}; - } else if (FS.isFile(node.mode)) { - node.node_ops = MEMFS.ops_table.file.node; - node.stream_ops = MEMFS.ops_table.file.stream; - node.usedBytes = 0; - node.contents = null; - } else if (FS.isLink(node.mode)) { - node.node_ops = MEMFS.ops_table.link.node; - node.stream_ops = MEMFS.ops_table.link.stream; - } else if (FS.isChrdev(node.mode)) { - node.node_ops = MEMFS.ops_table.chrdev.node; - node.stream_ops = MEMFS.ops_table.chrdev.stream; - } - node.timestamp = Date.now(); - if (parent) { - parent.contents[name] = node; - parent.timestamp = node.timestamp; - } - return node; - }, - getFileDataAsTypedArray(node) { - if (!node.contents) return new Uint8Array(0); - if (node.contents.subarray) return node.contents.subarray(0, node.usedBytes); - return new Uint8Array(node.contents); - }, - expandFileStorage(node, newCapacity) { - var prevCapacity = node.contents ? node.contents.length : 0; - if (prevCapacity >= newCapacity) return; - var CAPACITY_DOUBLING_MAX = 1024 * 1024; - newCapacity = Math.max(newCapacity, (prevCapacity * (prevCapacity < CAPACITY_DOUBLING_MAX ? 2 : 1.125)) >>> 0); - if (prevCapacity != 0) newCapacity = Math.max(newCapacity, 256); - var oldContents = node.contents; - node.contents = new Uint8Array(newCapacity); - if (node.usedBytes > 0) node.contents.set(oldContents.subarray(0, node.usedBytes), 0); - }, - resizeFileStorage(node, newSize) { - if (node.usedBytes == newSize) return; - if (newSize == 0) { - node.contents = null; - node.usedBytes = 0; - } else { - var oldContents = node.contents; - node.contents = new Uint8Array(newSize); - if (oldContents) { - node.contents.set(oldContents.subarray(0, Math.min(newSize, node.usedBytes))); - } - node.usedBytes = newSize; - } - }, - node_ops: { - getattr(node) { - var attr = {}; - attr.dev = FS.isChrdev(node.mode) ? node.id : 1; - attr.ino = node.id; - attr.mode = node.mode; - attr.nlink = 1; - attr.uid = 0; - attr.gid = 0; - attr.rdev = node.rdev; - if (FS.isDir(node.mode)) { - attr.size = 4096; - } else if (FS.isFile(node.mode)) { - attr.size = node.usedBytes; - } else if (FS.isLink(node.mode)) { - attr.size = node.link.length; - } else { - attr.size = 0; - } - attr.atime = new Date(node.timestamp); - attr.mtime = new Date(node.timestamp); - attr.ctime = new Date(node.timestamp); - attr.blksize = 4096; - attr.blocks = Math.ceil(attr.size / attr.blksize); - return attr; - }, - setattr(node, attr) { - if (attr.mode !== undefined) { - node.mode = attr.mode; - } - if (attr.timestamp !== undefined) { - node.timestamp = attr.timestamp; - } - if (attr.size !== undefined) { - MEMFS.resizeFileStorage(node, attr.size); - } - }, - lookup(parent, name) { - throw FS.genericErrors[44]; - }, - mknod(parent, name, mode, dev) { - return MEMFS.createNode(parent, name, mode, dev); - }, - rename(old_node, new_dir, new_name) { - if (FS.isDir(old_node.mode)) { - var new_node; - try { - new_node = FS.lookupNode(new_dir, new_name); - } catch (e) {} - if (new_node) { - for (var i in new_node.contents) { - throw new FS.ErrnoError(55); - } - } - } - delete old_node.parent.contents[old_node.name]; - old_node.parent.timestamp = Date.now(); - old_node.name = new_name; - new_dir.contents[new_name] = old_node; - new_dir.timestamp = old_node.parent.timestamp; - }, - unlink(parent, name) { - delete parent.contents[name]; - parent.timestamp = Date.now(); - }, - rmdir(parent, name) { - var node = FS.lookupNode(parent, name); - for (var i in node.contents) { - throw new FS.ErrnoError(55); - } - delete parent.contents[name]; - parent.timestamp = Date.now(); - }, - readdir(node) { - var entries = [ ".", ".." ]; - for (var key of Object.keys(node.contents)) { - entries.push(key); - } - return entries; - }, - symlink(parent, newname, oldpath) { - var node = MEMFS.createNode(parent, newname, 511 | /* 0777 */ 40960, 0); - node.link = oldpath; - return node; - }, - readlink(node) { - if (!FS.isLink(node.mode)) { - throw new FS.ErrnoError(28); - } - return node.link; - } - }, - stream_ops: { - read(stream, buffer, offset, length, position) { - var contents = stream.node.contents; - if (position >= stream.node.usedBytes) return 0; - var size = Math.min(stream.node.usedBytes - position, length); - if (size > 8 && contents.subarray) { - buffer.set(contents.subarray(position, position + size), offset); - } else { - for (var i = 0; i < size; i++) buffer[offset + i] = contents[position + i]; - } - return size; - }, - write(stream, buffer, offset, length, position, canOwn) { - if (buffer.buffer === HEAP8.buffer) { - canOwn = false; - } - if (!length) return 0; - var node = stream.node; - node.timestamp = Date.now(); - if (buffer.subarray && (!node.contents || node.contents.subarray)) { - if (canOwn) { - node.contents = buffer.subarray(offset, offset + length); - node.usedBytes = length; - return length; - } else if (node.usedBytes === 0 && position === 0) { - node.contents = buffer.slice(offset, offset + length); - node.usedBytes = length; - return length; - } else if (position + length <= node.usedBytes) { - node.contents.set(buffer.subarray(offset, offset + length), position); - return length; - } - } - MEMFS.expandFileStorage(node, position + length); - if (node.contents.subarray && buffer.subarray) { - node.contents.set(buffer.subarray(offset, offset + length), position); - } else { - for (var i = 0; i < length; i++) { - node.contents[position + i] = buffer[offset + i]; - } - } - node.usedBytes = Math.max(node.usedBytes, position + length); - return length; - }, - llseek(stream, offset, whence) { - var position = offset; - if (whence === 1) { - position += stream.position; - } else if (whence === 2) { - if (FS.isFile(stream.node.mode)) { - position += stream.node.usedBytes; - } - } - if (position < 0) { - throw new FS.ErrnoError(28); - } - return position; - }, - allocate(stream, offset, length) { - MEMFS.expandFileStorage(stream.node, offset + length); - stream.node.usedBytes = Math.max(stream.node.usedBytes, offset + length); - }, - mmap(stream, length, position, prot, flags) { - if (!FS.isFile(stream.node.mode)) { - throw new FS.ErrnoError(43); - } - var ptr; - var allocated; - var contents = stream.node.contents; - if (!(flags & 2) && contents.buffer === HEAP8.buffer) { - allocated = false; - ptr = contents.byteOffset; - } else { - if (position > 0 || position + length < contents.length) { - if (contents.subarray) { - contents = contents.subarray(position, position + length); - } else { - contents = Array.prototype.slice.call(contents, position, position + length); - } - } - allocated = true; - ptr = mmapAlloc(length); - if (!ptr) { - throw new FS.ErrnoError(48); - } - HEAP8.set(contents, ptr); - } - return { - ptr: ptr, - allocated: allocated - }; - }, - msync(stream, buffer, offset, length, mmapFlags) { - MEMFS.stream_ops.write(stream, buffer, 0, length, offset, false); - return 0; - } - } -}; - -/** @param {boolean=} noRunDep */ var asyncLoad = (url, onload, onerror, noRunDep) => { - var dep = !noRunDep ? getUniqueRunDependency(`al ${url}`) : ""; - readAsync(url, arrayBuffer => { - onload(new Uint8Array(arrayBuffer)); - if (dep) removeRunDependency(dep); - }, event => { - if (onerror) { - onerror(); - } else { - throw `Loading data file "${url}" failed.`; - } - }); - if (dep) addRunDependency(dep); -}; - -var FS_createDataFile = (parent, name, fileData, canRead, canWrite, canOwn) => { - FS.createDataFile(parent, name, fileData, canRead, canWrite, canOwn); -}; - -var preloadPlugins = Module["preloadPlugins"] || []; - -var FS_handledByPreloadPlugin = (byteArray, fullname, finish, onerror) => { - if (typeof Browser != "undefined") Browser.init(); - var handled = false; - preloadPlugins.forEach(plugin => { - if (handled) return; - if (plugin["canHandle"](fullname)) { - plugin["handle"](byteArray, fullname, finish, onerror); - handled = true; - } - }); - return handled; -}; - -var FS_createPreloadedFile = (parent, name, url, canRead, canWrite, onload, onerror, dontCreateFile, canOwn, preFinish) => { - var fullname = name ? PATH_FS.resolve(PATH.join2(parent, name)) : parent; - var dep = getUniqueRunDependency(`cp ${fullname}`); - function processData(byteArray) { - function finish(byteArray) { - preFinish?.(); - if (!dontCreateFile) { - FS_createDataFile(parent, name, byteArray, canRead, canWrite, canOwn); - } - onload?.(); - removeRunDependency(dep); - } - if (FS_handledByPreloadPlugin(byteArray, fullname, finish, () => { - onerror?.(); - removeRunDependency(dep); - })) { - return; - } - finish(byteArray); - } - addRunDependency(dep); - if (typeof url == "string") { - asyncLoad(url, processData, onerror); - } else { - processData(url); - } -}; - -var FS_modeStringToFlags = str => { - var flagModes = { - "r": 0, - "r+": 2, - "w": 512 | 64 | 1, - "w+": 512 | 64 | 2, - "a": 1024 | 64 | 1, - "a+": 1024 | 64 | 2 - }; - var flags = flagModes[str]; - if (typeof flags == "undefined") { - throw new Error(`Unknown file open mode: ${str}`); - } - return flags; -}; - -var FS_getMode = (canRead, canWrite) => { - var mode = 0; - if (canRead) mode |= 292 | 73; - if (canWrite) mode |= 146; - return mode; -}; - -var ERRNO_CODES = { - "EPERM": 63, - "ENOENT": 44, - "ESRCH": 71, - "EINTR": 27, - "EIO": 29, - "ENXIO": 60, - "E2BIG": 1, - "ENOEXEC": 45, - "EBADF": 8, - "ECHILD": 12, - "EAGAIN": 6, - "EWOULDBLOCK": 6, - "ENOMEM": 48, - "EACCES": 2, - "EFAULT": 21, - "ENOTBLK": 105, - "EBUSY": 10, - "EEXIST": 20, - "EXDEV": 75, - "ENODEV": 43, - "ENOTDIR": 54, - "EISDIR": 31, - "EINVAL": 28, - "ENFILE": 41, - "EMFILE": 33, - "ENOTTY": 59, - "ETXTBSY": 74, - "EFBIG": 22, - "ENOSPC": 51, - "ESPIPE": 70, - "EROFS": 69, - "EMLINK": 34, - "EPIPE": 64, - "EDOM": 18, - "ERANGE": 68, - "ENOMSG": 49, - "EIDRM": 24, - "ECHRNG": 106, - "EL2NSYNC": 156, - "EL3HLT": 107, - "EL3RST": 108, - "ELNRNG": 109, - "EUNATCH": 110, - "ENOCSI": 111, - "EL2HLT": 112, - "EDEADLK": 16, - "ENOLCK": 46, - "EBADE": 113, - "EBADR": 114, - "EXFULL": 115, - "ENOANO": 104, - "EBADRQC": 103, - "EBADSLT": 102, - "EDEADLOCK": 16, - "EBFONT": 101, - "ENOSTR": 100, - "ENODATA": 116, - "ETIME": 117, - "ENOSR": 118, - "ENONET": 119, - "ENOPKG": 120, - "EREMOTE": 121, - "ENOLINK": 47, - "EADV": 122, - "ESRMNT": 123, - "ECOMM": 124, - "EPROTO": 65, - "EMULTIHOP": 36, - "EDOTDOT": 125, - "EBADMSG": 9, - "ENOTUNIQ": 126, - "EBADFD": 127, - "EREMCHG": 128, - "ELIBACC": 129, - "ELIBBAD": 130, - "ELIBSCN": 131, - "ELIBMAX": 132, - "ELIBEXEC": 133, - "ENOSYS": 52, - "ENOTEMPTY": 55, - "ENAMETOOLONG": 37, - "ELOOP": 32, - "EOPNOTSUPP": 138, - "EPFNOSUPPORT": 139, - "ECONNRESET": 15, - "ENOBUFS": 42, - "EAFNOSUPPORT": 5, - "EPROTOTYPE": 67, - "ENOTSOCK": 57, - "ENOPROTOOPT": 50, - "ESHUTDOWN": 140, - "ECONNREFUSED": 14, - "EADDRINUSE": 3, - "ECONNABORTED": 13, - "ENETUNREACH": 40, - "ENETDOWN": 38, - "ETIMEDOUT": 73, - "EHOSTDOWN": 142, - "EHOSTUNREACH": 23, - "EINPROGRESS": 26, - "EALREADY": 7, - "EDESTADDRREQ": 17, - "EMSGSIZE": 35, - "EPROTONOSUPPORT": 66, - "ESOCKTNOSUPPORT": 137, - "EADDRNOTAVAIL": 4, - "ENETRESET": 39, - "EISCONN": 30, - "ENOTCONN": 53, - "ETOOMANYREFS": 141, - "EUSERS": 136, - "EDQUOT": 19, - "ESTALE": 72, - "ENOTSUP": 138, - "ENOMEDIUM": 148, - "EILSEQ": 25, - "EOVERFLOW": 61, - "ECANCELED": 11, - "ENOTRECOVERABLE": 56, - "EOWNERDEAD": 62, - "ESTRPIPE": 135 -}; - -var NODEFS = { - isWindows: false, - staticInit() { - NODEFS.isWindows = !!process.platform.match(/^win/); - var flags = process.binding("constants"); - if (flags["fs"]) { - flags = flags["fs"]; - } - NODEFS.flagsForNodeMap = { - 1024: flags["O_APPEND"], - 64: flags["O_CREAT"], - 128: flags["O_EXCL"], - 256: flags["O_NOCTTY"], - 0: flags["O_RDONLY"], - 2: flags["O_RDWR"], - 4096: flags["O_SYNC"], - 512: flags["O_TRUNC"], - 1: flags["O_WRONLY"], - 131072: flags["O_NOFOLLOW"] - }; - }, - convertNodeCode(e) { - var code = e.code; - return ERRNO_CODES[code]; - }, - tryFSOperation(f) { - try { - return f(); - } catch (e) { - if (!e.code) throw e; - if (e.code === "UNKNOWN") throw new FS.ErrnoError(28); - throw new FS.ErrnoError(NODEFS.convertNodeCode(e)); - } - }, - mount(mount) { - return NODEFS.createNode(null, "/", NODEFS.getMode(mount.opts.root), 0); - }, - createNode(parent, name, mode, dev) { - if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { - throw new FS.ErrnoError(28); - } - var node = FS.createNode(parent, name, mode); - node.node_ops = NODEFS.node_ops; - node.stream_ops = NODEFS.stream_ops; - return node; - }, - getMode(path) { - var stat; - return NODEFS.tryFSOperation(() => { - stat = fs.lstatSync(path); - if (NODEFS.isWindows) { - stat.mode |= (stat.mode & 292) >> 2; - } - return stat.mode; - }); - }, - realPath(node) { - var parts = []; - while (node.parent !== node) { - parts.push(node.name); - node = node.parent; - } - parts.push(node.mount.opts.root); - parts.reverse(); - return PATH.join(...parts); - }, - flagsForNode(flags) { - flags &= ~2097152; - flags &= ~2048; - flags &= ~32768; - flags &= ~524288; - flags &= ~65536; - var newFlags = 0; - for (var k in NODEFS.flagsForNodeMap) { - if (flags & k) { - newFlags |= NODEFS.flagsForNodeMap[k]; - flags ^= k; - } - } - if (flags) { - throw new FS.ErrnoError(28); - } - return newFlags; - }, - node_ops: { - getattr(node) { - var path = NODEFS.realPath(node); - var stat; - NODEFS.tryFSOperation(() => stat = fs.lstatSync(path)); - if (NODEFS.isWindows) { - if (!stat.blksize) { - stat.blksize = 4096; - } - if (!stat.blocks) { - stat.blocks = (stat.size + stat.blksize - 1) / stat.blksize | 0; - } - stat.mode |= (stat.mode & 292) >> 2; - } - return { - dev: stat.dev, - ino: stat.ino, - mode: stat.mode, - nlink: stat.nlink, - uid: stat.uid, - gid: stat.gid, - rdev: stat.rdev, - size: stat.size, - atime: stat.atime, - mtime: stat.mtime, - ctime: stat.ctime, - blksize: stat.blksize, - blocks: stat.blocks - }; - }, - setattr(node, attr) { - var path = NODEFS.realPath(node); - NODEFS.tryFSOperation(() => { - if (attr.mode !== undefined) { - fs.chmodSync(path, attr.mode); - node.mode = attr.mode; - } - if (attr.timestamp !== undefined) { - var date = new Date(attr.timestamp); - fs.utimesSync(path, date, date); - } - if (attr.size !== undefined) { - fs.truncateSync(path, attr.size); - } - }); - }, - lookup(parent, name) { - var path = PATH.join2(NODEFS.realPath(parent), name); - var mode = NODEFS.getMode(path); - return NODEFS.createNode(parent, name, mode); - }, - mknod(parent, name, mode, dev) { - var node = NODEFS.createNode(parent, name, mode, dev); - var path = NODEFS.realPath(node); - NODEFS.tryFSOperation(() => { - if (FS.isDir(node.mode)) { - fs.mkdirSync(path, node.mode); - } else { - fs.writeFileSync(path, "", { - mode: node.mode - }); - } - }); - return node; - }, - rename(oldNode, newDir, newName) { - var oldPath = NODEFS.realPath(oldNode); - var newPath = PATH.join2(NODEFS.realPath(newDir), newName); - NODEFS.tryFSOperation(() => fs.renameSync(oldPath, newPath)); - oldNode.name = newName; - }, - unlink(parent, name) { - var path = PATH.join2(NODEFS.realPath(parent), name); - NODEFS.tryFSOperation(() => fs.unlinkSync(path)); - }, - rmdir(parent, name) { - var path = PATH.join2(NODEFS.realPath(parent), name); - NODEFS.tryFSOperation(() => fs.rmdirSync(path)); - }, - readdir(node) { - var path = NODEFS.realPath(node); - return NODEFS.tryFSOperation(() => fs.readdirSync(path)); - }, - symlink(parent, newName, oldPath) { - var newPath = PATH.join2(NODEFS.realPath(parent), newName); - NODEFS.tryFSOperation(() => fs.symlinkSync(oldPath, newPath)); - }, - readlink(node) { - var path = NODEFS.realPath(node); - return NODEFS.tryFSOperation(() => fs.readlinkSync(path)); - } - }, - stream_ops: { - open(stream) { - var path = NODEFS.realPath(stream.node); - NODEFS.tryFSOperation(() => { - if (FS.isFile(stream.node.mode)) { - stream.shared.refcount = 1; - stream.nfd = fs.openSync(path, NODEFS.flagsForNode(stream.flags)); - } - }); - }, - close(stream) { - NODEFS.tryFSOperation(() => { - if (FS.isFile(stream.node.mode) && stream.nfd && --stream.shared.refcount === 0) { - fs.closeSync(stream.nfd); - } - }); - }, - dup(stream) { - stream.shared.refcount++; - }, - read(stream, buffer, offset, length, position) { - if (length === 0) return 0; - return NODEFS.tryFSOperation(() => fs.readSync(stream.nfd, new Int8Array(buffer.buffer, offset, length), 0, length, position)); - }, - write(stream, buffer, offset, length, position) { - return NODEFS.tryFSOperation(() => fs.writeSync(stream.nfd, new Int8Array(buffer.buffer, offset, length), 0, length, position)); - }, - llseek(stream, offset, whence) { - var position = offset; - if (whence === 1) { - position += stream.position; - } else if (whence === 2) { - if (FS.isFile(stream.node.mode)) { - NODEFS.tryFSOperation(() => { - var stat = fs.fstatSync(stream.nfd); - position += stat.size; - }); - } - } - if (position < 0) { - throw new FS.ErrnoError(28); - } - return position; - }, - mmap(stream, length, position, prot, flags) { - if (!FS.isFile(stream.node.mode)) { - throw new FS.ErrnoError(43); - } - var ptr = mmapAlloc(length); - NODEFS.stream_ops.read(stream, HEAP8, ptr, length, position); - return { - ptr: ptr, - allocated: true - }; - }, - msync(stream, buffer, offset, length, mmapFlags) { - NODEFS.stream_ops.write(stream, buffer, 0, length, offset, false); - return 0; - } - } -}; - -var PROXYFS = { - mount(mount) { - return PROXYFS.createNode(null, "/", mount.opts.fs.lstat(mount.opts.root).mode, 0); - }, - createNode(parent, name, mode, dev) { - if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { - throw new FS.ErrnoError(ERRNO_CODES.EINVAL); - } - var node = FS.createNode(parent, name, mode); - node.node_ops = PROXYFS.node_ops; - node.stream_ops = PROXYFS.stream_ops; - return node; - }, - realPath(node) { - var parts = []; - while (node.parent !== node) { - parts.push(node.name); - node = node.parent; - } - parts.push(node.mount.opts.root); - parts.reverse(); - return PATH.join(...parts); - }, - node_ops: { - getattr(node) { - var path = PROXYFS.realPath(node); - var stat; - try { - stat = node.mount.opts.fs.lstat(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - return { - dev: stat.dev, - ino: stat.ino, - mode: stat.mode, - nlink: stat.nlink, - uid: stat.uid, - gid: stat.gid, - rdev: stat.rdev, - size: stat.size, - atime: stat.atime, - mtime: stat.mtime, - ctime: stat.ctime, - blksize: stat.blksize, - blocks: stat.blocks - }; - }, - setattr(node, attr) { - var path = PROXYFS.realPath(node); - try { - if (attr.mode !== undefined) { - node.mount.opts.fs.chmod(path, attr.mode); - node.mode = attr.mode; - } - if (attr.timestamp !== undefined) { - var date = new Date(attr.timestamp); - node.mount.opts.fs.utime(path, date, date); - } - if (attr.size !== undefined) { - node.mount.opts.fs.truncate(path, attr.size); - } - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - lookup(parent, name) { - try { - var path = PATH.join2(PROXYFS.realPath(parent), name); - var mode = parent.mount.opts.fs.lstat(path).mode; - var node = PROXYFS.createNode(parent, name, mode); - return node; - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - mknod(parent, name, mode, dev) { - var node = PROXYFS.createNode(parent, name, mode, dev); - var path = PROXYFS.realPath(node); - try { - if (FS.isDir(node.mode)) { - node.mount.opts.fs.mkdir(path, node.mode); - } else { - node.mount.opts.fs.writeFile(path, "", { - mode: node.mode - }); - } - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - return node; - }, - rename(oldNode, newDir, newName) { - var oldPath = PROXYFS.realPath(oldNode); - var newPath = PATH.join2(PROXYFS.realPath(newDir), newName); - try { - oldNode.mount.opts.fs.rename(oldPath, newPath); - oldNode.name = newName; - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - unlink(parent, name) { - var path = PATH.join2(PROXYFS.realPath(parent), name); - try { - parent.mount.opts.fs.unlink(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - rmdir(parent, name) { - var path = PATH.join2(PROXYFS.realPath(parent), name); - try { - parent.mount.opts.fs.rmdir(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - readdir(node) { - var path = PROXYFS.realPath(node); - try { - return node.mount.opts.fs.readdir(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - symlink(parent, newName, oldPath) { - var newPath = PATH.join2(PROXYFS.realPath(parent), newName); - try { - parent.mount.opts.fs.symlink(oldPath, newPath); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - readlink(node) { - var path = PROXYFS.realPath(node); - try { - return node.mount.opts.fs.readlink(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - } - }, - stream_ops: { - open(stream) { - var path = PROXYFS.realPath(stream.node); - try { - stream.nfd = stream.node.mount.opts.fs.open(path, stream.flags); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - close(stream) { - try { - stream.node.mount.opts.fs.close(stream.nfd); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - read(stream, buffer, offset, length, position) { - try { - return stream.node.mount.opts.fs.read(stream.nfd, buffer, offset, length, position); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - write(stream, buffer, offset, length, position) { - try { - return stream.node.mount.opts.fs.write(stream.nfd, buffer, offset, length, position); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - llseek(stream, offset, whence) { - var position = offset; - if (whence === 1) { - position += stream.position; - } else if (whence === 2) { - if (FS.isFile(stream.node.mode)) { - try { - var stat = stream.node.node_ops.getattr(stream.node); - position += stat.size; - } catch (e) { - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - } - } - if (position < 0) { - throw new FS.ErrnoError(ERRNO_CODES.EINVAL); - } - return position; - } - } -}; - -var FS = { - root: null, - mounts: [], - devices: {}, - streams: [], - nextInode: 1, - nameTable: null, - currentPath: "/", - initialized: false, - ignorePermissions: true, - ErrnoError: class { - constructor(errno) { - this.name = "ErrnoError"; - this.errno = errno; - } - }, - genericErrors: {}, - filesystems: null, - syncFSRequests: 0, - FSStream: class { - constructor() { - this.shared = {}; - } - get object() { - return this.node; - } - set object(val) { - this.node = val; - } - get isRead() { - return (this.flags & 2097155) !== 1; - } - get isWrite() { - return (this.flags & 2097155) !== 0; - } - get isAppend() { - return (this.flags & 1024); - } - get flags() { - return this.shared.flags; - } - set flags(val) { - this.shared.flags = val; - } - get position() { - return this.shared.position; - } - set position(val) { - this.shared.position = val; - } - }, - FSNode: class { - constructor(parent, name, mode, rdev) { - if (!parent) { - parent = this; - } - this.parent = parent; - this.mount = parent.mount; - this.mounted = null; - this.id = FS.nextInode++; - this.name = name; - this.mode = mode; - this.node_ops = {}; - this.stream_ops = {}; - this.rdev = rdev; - this.readMode = 292 | /*292*/ 73; - /*73*/ this.writeMode = 146; - } - /*146*/ get read() { - return (this.mode & this.readMode) === this.readMode; - } - set read(val) { - val ? this.mode |= this.readMode : this.mode &= ~this.readMode; - } - get write() { - return (this.mode & this.writeMode) === this.writeMode; - } - set write(val) { - val ? this.mode |= this.writeMode : this.mode &= ~this.writeMode; - } - get isFolder() { - return FS.isDir(this.mode); - } - get isDevice() { - return FS.isChrdev(this.mode); - } - }, - lookupPath(path, opts = {}) { - path = PATH_FS.resolve(path); - if (!path) return { - path: "", - node: null - }; - var defaults = { - follow_mount: true, - recurse_count: 0 - }; - opts = Object.assign(defaults, opts); - if (opts.recurse_count > 8) { - throw new FS.ErrnoError(32); - } - var parts = path.split("/").filter(p => !!p); - var current = FS.root; - var current_path = "/"; - for (var i = 0; i < parts.length; i++) { - var islast = (i === parts.length - 1); - if (islast && opts.parent) { - break; - } - current = FS.lookupNode(current, parts[i]); - current_path = PATH.join2(current_path, parts[i]); - if (FS.isMountpoint(current)) { - if (!islast || (islast && opts.follow_mount)) { - current = current.mounted.root; - } - } - if (!islast || opts.follow) { - var count = 0; - while (FS.isLink(current.mode)) { - var link = FS.readlink(current_path); - current_path = PATH_FS.resolve(PATH.dirname(current_path), link); - var lookup = FS.lookupPath(current_path, { - recurse_count: opts.recurse_count + 1 - }); - current = lookup.node; - if (count++ > 40) { - throw new FS.ErrnoError(32); - } - } - } - } - return { - path: current_path, - node: current - }; - }, - getPath(node) { - var path; - while (true) { - if (FS.isRoot(node)) { - var mount = node.mount.mountpoint; - if (!path) return mount; - return mount[mount.length - 1] !== "/" ? `${mount}/${path}` : mount + path; - } - path = path ? `${node.name}/${path}` : node.name; - node = node.parent; - } - }, - hashName(parentid, name) { - var hash = 0; - for (var i = 0; i < name.length; i++) { - hash = ((hash << 5) - hash + name.charCodeAt(i)) | 0; - } - return ((parentid + hash) >>> 0) % FS.nameTable.length; - }, - hashAddNode(node) { - var hash = FS.hashName(node.parent.id, node.name); - node.name_next = FS.nameTable[hash]; - FS.nameTable[hash] = node; - }, - hashRemoveNode(node) { - var hash = FS.hashName(node.parent.id, node.name); - if (FS.nameTable[hash] === node) { - FS.nameTable[hash] = node.name_next; - } else { - var current = FS.nameTable[hash]; - while (current) { - if (current.name_next === node) { - current.name_next = node.name_next; - break; - } - current = current.name_next; - } - } - }, - lookupNode(parent, name) { - var errCode = FS.mayLookup(parent); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - var hash = FS.hashName(parent.id, name); - for (var node = FS.nameTable[hash]; node; node = node.name_next) { - var nodeName = node.name; - if (node.parent.id === parent.id && nodeName === name) { - return node; - } - } - return FS.lookup(parent, name); - }, - createNode(parent, name, mode, rdev) { - var node = new FS.FSNode(parent, name, mode, rdev); - FS.hashAddNode(node); - return node; - }, - destroyNode(node) { - FS.hashRemoveNode(node); - }, - isRoot(node) { - return node === node.parent; - }, - isMountpoint(node) { - return !!node.mounted; - }, - isFile(mode) { - return (mode & 61440) === 32768; - }, - isDir(mode) { - return (mode & 61440) === 16384; - }, - isLink(mode) { - return (mode & 61440) === 40960; - }, - isChrdev(mode) { - return (mode & 61440) === 8192; - }, - isBlkdev(mode) { - return (mode & 61440) === 24576; - }, - isFIFO(mode) { - return (mode & 61440) === 4096; - }, - isSocket(mode) { - return (mode & 49152) === 49152; - }, - flagsToPermissionString(flag) { - var perms = [ "r", "w", "rw" ][flag & 3]; - if ((flag & 512)) { - perms += "w"; - } - return perms; - }, - nodePermissions(node, perms) { - if (FS.ignorePermissions) { - return 0; - } - if (perms.includes("r") && !(node.mode & 292)) { - return 2; - } else if (perms.includes("w") && !(node.mode & 146)) { - return 2; - } else if (perms.includes("x") && !(node.mode & 73)) { - return 2; - } - return 0; - }, - mayLookup(dir) { - if (!FS.isDir(dir.mode)) return 54; - var errCode = FS.nodePermissions(dir, "x"); - if (errCode) return errCode; - if (!dir.node_ops.lookup) return 2; - return 0; - }, - mayCreate(dir, name) { - try { - var node = FS.lookupNode(dir, name); - return 20; - } catch (e) {} - return FS.nodePermissions(dir, "wx"); - }, - mayDelete(dir, name, isdir) { - var node; - try { - node = FS.lookupNode(dir, name); - } catch (e) { - return e.errno; - } - var errCode = FS.nodePermissions(dir, "wx"); - if (errCode) { - return errCode; - } - if (isdir) { - if (!FS.isDir(node.mode)) { - return 54; - } - if (FS.isRoot(node) || FS.getPath(node) === FS.cwd()) { - return 10; - } - } else { - if (FS.isDir(node.mode)) { - return 31; - } - } - return 0; - }, - mayOpen(node, flags) { - if (!node) { - return 44; - } - if (FS.isLink(node.mode)) { - return 32; - } else if (FS.isDir(node.mode)) { - if (FS.flagsToPermissionString(flags) !== "r" || (flags & 512)) { - return 31; - } - } - return FS.nodePermissions(node, FS.flagsToPermissionString(flags)); - }, - MAX_OPEN_FDS: 4096, - nextfd() { - for (var fd = 0; fd <= FS.MAX_OPEN_FDS; fd++) { - if (!FS.streams[fd]) { - return fd; - } - } - throw new FS.ErrnoError(33); - }, - getStreamChecked(fd) { - var stream = FS.getStream(fd); - if (!stream) { - throw new FS.ErrnoError(8); - } - return stream; - }, - getStream: fd => FS.streams[fd], - createStream(stream, fd = -1) { - stream = Object.assign(new FS.FSStream, stream); - if (fd == -1) { - fd = FS.nextfd(); - } - stream.fd = fd; - FS.streams[fd] = stream; - return stream; - }, - closeStream(fd) { - FS.streams[fd] = null; - }, - dupStream(origStream, fd = -1) { - var stream = FS.createStream(origStream, fd); - stream.stream_ops?.dup?.(stream); - return stream; - }, - chrdev_stream_ops: { - open(stream) { - var device = FS.getDevice(stream.node.rdev); - stream.stream_ops = device.stream_ops; - stream.stream_ops.open?.(stream); - }, - llseek() { - throw new FS.ErrnoError(70); - } - }, - major: dev => ((dev) >> 8), - minor: dev => ((dev) & 255), - makedev: (ma, mi) => ((ma) << 8 | (mi)), - registerDevice(dev, ops) { - FS.devices[dev] = { - stream_ops: ops - }; - }, - getDevice: dev => FS.devices[dev], - getMounts(mount) { - var mounts = []; - var check = [ mount ]; - while (check.length) { - var m = check.pop(); - mounts.push(m); - check.push(...m.mounts); - } - return mounts; - }, - syncfs(populate, callback) { - if (typeof populate == "function") { - callback = populate; - populate = false; - } - FS.syncFSRequests++; - if (FS.syncFSRequests > 1) { - err(`warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work`); - } - var mounts = FS.getMounts(FS.root.mount); - var completed = 0; - function doCallback(errCode) { - FS.syncFSRequests--; - return callback(errCode); - } - function done(errCode) { - if (errCode) { - if (!done.errored) { - done.errored = true; - return doCallback(errCode); - } - return; - } - if (++completed >= mounts.length) { - doCallback(null); - } - } - mounts.forEach(mount => { - if (!mount.type.syncfs) { - return done(null); - } - mount.type.syncfs(mount, populate, done); - }); - }, - mount(type, opts, mountpoint) { - var root = mountpoint === "/"; - var pseudo = !mountpoint; - var node; - if (root && FS.root) { - throw new FS.ErrnoError(10); - } else if (!root && !pseudo) { - var lookup = FS.lookupPath(mountpoint, { - follow_mount: false - }); - mountpoint = lookup.path; - node = lookup.node; - if (FS.isMountpoint(node)) { - throw new FS.ErrnoError(10); - } - if (!FS.isDir(node.mode)) { - throw new FS.ErrnoError(54); - } - } - var mount = { - type: type, - opts: opts, - mountpoint: mountpoint, - mounts: [] - }; - var mountRoot = type.mount(mount); - mountRoot.mount = mount; - mount.root = mountRoot; - if (root) { - FS.root = mountRoot; - } else if (node) { - node.mounted = mount; - if (node.mount) { - node.mount.mounts.push(mount); - } - } - return mountRoot; - }, - unmount(mountpoint) { - var lookup = FS.lookupPath(mountpoint, { - follow_mount: false - }); - if (!FS.isMountpoint(lookup.node)) { - throw new FS.ErrnoError(28); - } - var node = lookup.node; - var mount = node.mounted; - var mounts = FS.getMounts(mount); - Object.keys(FS.nameTable).forEach(hash => { - var current = FS.nameTable[hash]; - while (current) { - var next = current.name_next; - if (mounts.includes(current.mount)) { - FS.destroyNode(current); - } - current = next; - } - }); - node.mounted = null; - var idx = node.mount.mounts.indexOf(mount); - node.mount.mounts.splice(idx, 1); - }, - lookup(parent, name) { - return parent.node_ops.lookup(parent, name); - }, - mknod(path, mode, dev) { - var lookup = FS.lookupPath(path, { - parent: true - }); - var parent = lookup.node; - var name = PATH.basename(path); - if (!name || name === "." || name === "..") { - throw new FS.ErrnoError(28); - } - var errCode = FS.mayCreate(parent, name); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!parent.node_ops.mknod) { - throw new FS.ErrnoError(63); - } - return parent.node_ops.mknod(parent, name, mode, dev); - }, - create(path, mode) { - mode = mode !== undefined ? mode : 438; - /* 0666 */ mode &= 4095; - mode |= 32768; - return FS.mknod(path, mode, 0); - }, - mkdir(path, mode) { - mode = mode !== undefined ? mode : 511; - /* 0777 */ mode &= 511 | 512; - mode |= 16384; - return FS.mknod(path, mode, 0); - }, - mkdirTree(path, mode) { - var dirs = path.split("/"); - var d = ""; - for (var i = 0; i < dirs.length; ++i) { - if (!dirs[i]) continue; - d += "/" + dirs[i]; - try { - FS.mkdir(d, mode); - } catch (e) { - if (e.errno != 20) throw e; - } - } - }, - mkdev(path, mode, dev) { - if (typeof dev == "undefined") { - dev = mode; - mode = 438; - } - /* 0666 */ mode |= 8192; - return FS.mknod(path, mode, dev); - }, - symlink(oldpath, newpath) { - if (!PATH_FS.resolve(oldpath)) { - throw new FS.ErrnoError(44); - } - var lookup = FS.lookupPath(newpath, { - parent: true - }); - var parent = lookup.node; - if (!parent) { - throw new FS.ErrnoError(44); - } - var newname = PATH.basename(newpath); - var errCode = FS.mayCreate(parent, newname); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!parent.node_ops.symlink) { - throw new FS.ErrnoError(63); - } - return parent.node_ops.symlink(parent, newname, oldpath); - }, - rename(old_path, new_path) { - var old_dirname = PATH.dirname(old_path); - var new_dirname = PATH.dirname(new_path); - var old_name = PATH.basename(old_path); - var new_name = PATH.basename(new_path); - var lookup, old_dir, new_dir; - lookup = FS.lookupPath(old_path, { - parent: true - }); - old_dir = lookup.node; - lookup = FS.lookupPath(new_path, { - parent: true - }); - new_dir = lookup.node; - if (!old_dir || !new_dir) throw new FS.ErrnoError(44); - if (old_dir.mount !== new_dir.mount) { - throw new FS.ErrnoError(75); - } - var old_node = FS.lookupNode(old_dir, old_name); - var relative = PATH_FS.relative(old_path, new_dirname); - if (relative.charAt(0) !== ".") { - throw new FS.ErrnoError(28); - } - relative = PATH_FS.relative(new_path, old_dirname); - if (relative.charAt(0) !== ".") { - throw new FS.ErrnoError(55); - } - var new_node; - try { - new_node = FS.lookupNode(new_dir, new_name); - } catch (e) {} - if (old_node === new_node) { - return; - } - var isdir = FS.isDir(old_node.mode); - var errCode = FS.mayDelete(old_dir, old_name, isdir); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - errCode = new_node ? FS.mayDelete(new_dir, new_name, isdir) : FS.mayCreate(new_dir, new_name); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!old_dir.node_ops.rename) { - throw new FS.ErrnoError(63); - } - if (FS.isMountpoint(old_node) || (new_node && FS.isMountpoint(new_node))) { - throw new FS.ErrnoError(10); - } - if (new_dir !== old_dir) { - errCode = FS.nodePermissions(old_dir, "w"); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - } - FS.hashRemoveNode(old_node); - try { - old_dir.node_ops.rename(old_node, new_dir, new_name); - old_node.parent = new_dir; - } catch (e) { - throw e; - } finally { - FS.hashAddNode(old_node); - } - }, - rmdir(path) { - var lookup = FS.lookupPath(path, { - parent: true - }); - var parent = lookup.node; - var name = PATH.basename(path); - var node = FS.lookupNode(parent, name); - var errCode = FS.mayDelete(parent, name, true); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!parent.node_ops.rmdir) { - throw new FS.ErrnoError(63); - } - if (FS.isMountpoint(node)) { - throw new FS.ErrnoError(10); - } - parent.node_ops.rmdir(parent, name); - FS.destroyNode(node); - }, - readdir(path) { - var lookup = FS.lookupPath(path, { - follow: true - }); - var node = lookup.node; - if (!node.node_ops.readdir) { - throw new FS.ErrnoError(54); - } - return node.node_ops.readdir(node); - }, - unlink(path) { - var lookup = FS.lookupPath(path, { - parent: true - }); - var parent = lookup.node; - if (!parent) { - throw new FS.ErrnoError(44); - } - var name = PATH.basename(path); - var node = FS.lookupNode(parent, name); - var errCode = FS.mayDelete(parent, name, false); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!parent.node_ops.unlink) { - throw new FS.ErrnoError(63); - } - if (FS.isMountpoint(node)) { - throw new FS.ErrnoError(10); - } - parent.node_ops.unlink(parent, name); - FS.destroyNode(node); - }, - readlink(path) { - var lookup = FS.lookupPath(path); - var link = lookup.node; - if (!link) { - throw new FS.ErrnoError(44); - } - if (!link.node_ops.readlink) { - throw new FS.ErrnoError(28); - } - return PATH_FS.resolve(FS.getPath(link.parent), link.node_ops.readlink(link)); - }, - stat(path, dontFollow) { - var lookup = FS.lookupPath(path, { - follow: !dontFollow - }); - var node = lookup.node; - if (!node) { - throw new FS.ErrnoError(44); - } - if (!node.node_ops.getattr) { - throw new FS.ErrnoError(63); - } - return node.node_ops.getattr(node); - }, - lstat(path) { - return FS.stat(path, true); - }, - chmod(path, mode, dontFollow) { - var node; - if (typeof path == "string") { - var lookup = FS.lookupPath(path, { - follow: !dontFollow - }); - node = lookup.node; - } else { - node = path; - } - if (!node.node_ops.setattr) { - throw new FS.ErrnoError(63); - } - node.node_ops.setattr(node, { - mode: (mode & 4095) | (node.mode & ~4095), - timestamp: Date.now() - }); - }, - lchmod(path, mode) { - FS.chmod(path, mode, true); - }, - fchmod(fd, mode) { - var stream = FS.getStreamChecked(fd); - FS.chmod(stream.node, mode); - }, - chown(path, uid, gid, dontFollow) { - var node; - if (typeof path == "string") { - var lookup = FS.lookupPath(path, { - follow: !dontFollow - }); - node = lookup.node; - } else { - node = path; - } - if (!node.node_ops.setattr) { - throw new FS.ErrnoError(63); - } - node.node_ops.setattr(node, { - timestamp: Date.now() - }); - }, - lchown(path, uid, gid) { - FS.chown(path, uid, gid, true); - }, - fchown(fd, uid, gid) { - var stream = FS.getStreamChecked(fd); - FS.chown(stream.node, uid, gid); - }, - truncate(path, len) { - if (len < 0) { - throw new FS.ErrnoError(28); - } - var node; - if (typeof path == "string") { - var lookup = FS.lookupPath(path, { - follow: true - }); - node = lookup.node; - } else { - node = path; - } - if (!node.node_ops.setattr) { - throw new FS.ErrnoError(63); - } - if (FS.isDir(node.mode)) { - throw new FS.ErrnoError(31); - } - if (!FS.isFile(node.mode)) { - throw new FS.ErrnoError(28); - } - var errCode = FS.nodePermissions(node, "w"); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - node.node_ops.setattr(node, { - size: len, - timestamp: Date.now() - }); - }, - ftruncate(fd, len) { - var stream = FS.getStreamChecked(fd); - if ((stream.flags & 2097155) === 0) { - throw new FS.ErrnoError(28); - } - FS.truncate(stream.node, len); - }, - utime(path, atime, mtime) { - var lookup = FS.lookupPath(path, { - follow: true - }); - var node = lookup.node; - node.node_ops.setattr(node, { - timestamp: Math.max(atime, mtime) - }); - }, - open(path, flags, mode) { - if (path === "") { - throw new FS.ErrnoError(44); - } - flags = typeof flags == "string" ? FS_modeStringToFlags(flags) : flags; - if ((flags & 64)) { - mode = typeof mode == "undefined" ? 438 : /* 0666 */ mode; - mode = (mode & 4095) | 32768; - } else { - mode = 0; - } - var node; - if (typeof path == "object") { - node = path; - } else { - path = PATH.normalize(path); - try { - var lookup = FS.lookupPath(path, { - follow: !(flags & 131072) - }); - node = lookup.node; - } catch (e) {} - } - var created = false; - if ((flags & 64)) { - if (node) { - if ((flags & 128)) { - throw new FS.ErrnoError(20); - } - } else { - node = FS.mknod(path, mode, 0); - created = true; - } - } - if (!node) { - throw new FS.ErrnoError(44); - } - if (FS.isChrdev(node.mode)) { - flags &= ~512; - } - if ((flags & 65536) && !FS.isDir(node.mode)) { - throw new FS.ErrnoError(54); - } - if (!created) { - var errCode = FS.mayOpen(node, flags); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - } - if ((flags & 512) && !created) { - FS.truncate(node, 0); - } - flags &= ~(128 | 512 | 131072); - var stream = FS.createStream({ - node: node, - path: FS.getPath(node), - flags: flags, - seekable: true, - position: 0, - stream_ops: node.stream_ops, - ungotten: [], - error: false - }); - if (stream.stream_ops.open) { - stream.stream_ops.open(stream); - } - if (Module["logReadFiles"] && !(flags & 1)) { - if (!FS.readFiles) FS.readFiles = {}; - if (!(path in FS.readFiles)) { - FS.readFiles[path] = 1; - } - } - return stream; - }, - close(stream) { - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if (stream.getdents) stream.getdents = null; - try { - if (stream.stream_ops.close) { - stream.stream_ops.close(stream); - } - } catch (e) { - throw e; - } finally { - FS.closeStream(stream.fd); - } - stream.fd = null; - }, - isClosed(stream) { - return stream.fd === null; - }, - llseek(stream, offset, whence) { - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if (!stream.seekable || !stream.stream_ops.llseek) { - throw new FS.ErrnoError(70); - } - if (whence != 0 && whence != 1 && whence != 2) { - throw new FS.ErrnoError(28); - } - stream.position = stream.stream_ops.llseek(stream, offset, whence); - stream.ungotten = []; - return stream.position; - }, - read(stream, buffer, offset, length, position) { - if (length < 0 || position < 0) { - throw new FS.ErrnoError(28); - } - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if ((stream.flags & 2097155) === 1) { - throw new FS.ErrnoError(8); - } - if (FS.isDir(stream.node.mode)) { - throw new FS.ErrnoError(31); - } - if (!stream.stream_ops.read) { - throw new FS.ErrnoError(28); - } - var seeking = typeof position != "undefined"; - if (!seeking) { - position = stream.position; - } else if (!stream.seekable) { - throw new FS.ErrnoError(70); - } - var bytesRead = stream.stream_ops.read(stream, buffer, offset, length, position); - if (!seeking) stream.position += bytesRead; - return bytesRead; - }, - write(stream, buffer, offset, length, position, canOwn) { - if (length < 0 || position < 0) { - throw new FS.ErrnoError(28); - } - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if ((stream.flags & 2097155) === 0) { - throw new FS.ErrnoError(8); - } - if (FS.isDir(stream.node.mode)) { - throw new FS.ErrnoError(31); - } - if (!stream.stream_ops.write) { - throw new FS.ErrnoError(28); - } - if (stream.seekable && stream.flags & 1024) { - FS.llseek(stream, 0, 2); - } - var seeking = typeof position != "undefined"; - if (!seeking) { - position = stream.position; - } else if (!stream.seekable) { - throw new FS.ErrnoError(70); - } - var bytesWritten = stream.stream_ops.write(stream, buffer, offset, length, position, canOwn); - if (!seeking) stream.position += bytesWritten; - return bytesWritten; - }, - allocate(stream, offset, length) { - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if (offset < 0 || length <= 0) { - throw new FS.ErrnoError(28); - } - if ((stream.flags & 2097155) === 0) { - throw new FS.ErrnoError(8); - } - if (!FS.isFile(stream.node.mode) && !FS.isDir(stream.node.mode)) { - throw new FS.ErrnoError(43); - } - if (!stream.stream_ops.allocate) { - throw new FS.ErrnoError(138); - } - stream.stream_ops.allocate(stream, offset, length); - }, - mmap(stream, length, position, prot, flags) { - if ((prot & 2) !== 0 && (flags & 2) === 0 && (stream.flags & 2097155) !== 2) { - throw new FS.ErrnoError(2); - } - if ((stream.flags & 2097155) === 1) { - throw new FS.ErrnoError(2); - } - if (!stream.stream_ops.mmap) { - throw new FS.ErrnoError(43); - } - return stream.stream_ops.mmap(stream, length, position, prot, flags); - }, - msync(stream, buffer, offset, length, mmapFlags) { - if (!stream.stream_ops.msync) { - return 0; - } - return stream.stream_ops.msync(stream, buffer, offset, length, mmapFlags); - }, - ioctl(stream, cmd, arg) { - if (!stream.stream_ops.ioctl) { - throw new FS.ErrnoError(59); - } - return stream.stream_ops.ioctl(stream, cmd, arg); - }, - readFile(path, opts = {}) { - opts.flags = opts.flags || 0; - opts.encoding = opts.encoding || "binary"; - if (opts.encoding !== "utf8" && opts.encoding !== "binary") { - throw new Error(`Invalid encoding type "${opts.encoding}"`); - } - var ret; - var stream = FS.open(path, opts.flags); - var stat = FS.stat(path); - var length = stat.size; - var buf = new Uint8Array(length); - FS.read(stream, buf, 0, length, 0); - if (opts.encoding === "utf8") { - ret = UTF8ArrayToString(buf, 0); - } else if (opts.encoding === "binary") { - ret = buf; - } - FS.close(stream); - return ret; - }, - writeFile(path, data, opts = {}) { - opts.flags = opts.flags || 577; - var stream = FS.open(path, opts.flags, opts.mode); - if (typeof data == "string") { - var buf = new Uint8Array(lengthBytesUTF8(data) + 1); - var actualNumBytes = stringToUTF8Array(data, buf, 0, buf.length); - FS.write(stream, buf, 0, actualNumBytes, undefined, opts.canOwn); - } else if (ArrayBuffer.isView(data)) { - FS.write(stream, data, 0, data.byteLength, undefined, opts.canOwn); - } else { - throw new Error("Unsupported data type"); - } - FS.close(stream); - }, - cwd: () => FS.currentPath, - chdir(path) { - var lookup = FS.lookupPath(path, { - follow: true - }); - if (lookup.node === null) { - throw new FS.ErrnoError(44); - } - if (!FS.isDir(lookup.node.mode)) { - throw new FS.ErrnoError(54); - } - var errCode = FS.nodePermissions(lookup.node, "x"); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - FS.currentPath = lookup.path; - }, - createDefaultDirectories() { - FS.mkdir("/tmp"); - FS.mkdir("/home"); - FS.mkdir("/home/web_user"); - }, - createDefaultDevices() { - FS.mkdir("/dev"); - FS.registerDevice(FS.makedev(1, 3), { - read: () => 0, - write: (stream, buffer, offset, length, pos) => length - }); - FS.mkdev("/dev/null", FS.makedev(1, 3)); - TTY.register(FS.makedev(5, 0), TTY.default_tty_ops); - TTY.register(FS.makedev(6, 0), TTY.default_tty1_ops); - FS.mkdev("/dev/tty", FS.makedev(5, 0)); - FS.mkdev("/dev/tty1", FS.makedev(6, 0)); - var randomBuffer = new Uint8Array(1024), randomLeft = 0; - var randomByte = () => { - if (randomLeft === 0) { - randomLeft = randomFill(randomBuffer).byteLength; - } - return randomBuffer[--randomLeft]; - }; - FS.createDevice("/dev", "random", randomByte); - FS.createDevice("/dev", "urandom", randomByte); - FS.mkdir("/dev/shm"); - FS.mkdir("/dev/shm/tmp"); - }, - createSpecialDirectories() { - FS.mkdir("/proc"); - var proc_self = FS.mkdir("/proc/self"); - FS.mkdir("/proc/self/fd"); - FS.mount({ - mount() { - var node = FS.createNode(proc_self, "fd", 16384 | 511, /* 0777 */ 73); - node.node_ops = { - lookup(parent, name) { - var fd = +name; - var stream = FS.getStreamChecked(fd); - var ret = { - parent: null, - mount: { - mountpoint: "fake" - }, - node_ops: { - readlink: () => stream.path - } - }; - ret.parent = ret; - return ret; - } - }; - return node; - } - }, {}, "/proc/self/fd"); - }, - createStandardStreams() { - if (Module["stdin"]) { - FS.createDevice("/dev", "stdin", Module["stdin"]); - } else { - FS.symlink("/dev/tty", "/dev/stdin"); - } - if (Module["stdout"]) { - FS.createDevice("/dev", "stdout", null, Module["stdout"]); - } else { - FS.symlink("/dev/tty", "/dev/stdout"); - } - if (Module["stderr"]) { - FS.createDevice("/dev", "stderr", null, Module["stderr"]); - } else { - FS.symlink("/dev/tty1", "/dev/stderr"); - } - var stdin = FS.open("/dev/stdin", 0); - var stdout = FS.open("/dev/stdout", 1); - var stderr = FS.open("/dev/stderr", 1); - }, - staticInit() { - [ 44 ].forEach(code => { - FS.genericErrors[code] = new FS.ErrnoError(code); - FS.genericErrors[code].stack = ""; - }); - FS.nameTable = new Array(4096); - FS.mount(MEMFS, {}, "/"); - FS.createDefaultDirectories(); - FS.createDefaultDevices(); - FS.createSpecialDirectories(); - FS.filesystems = { - "MEMFS": MEMFS, - "NODEFS": NODEFS, - "PROXYFS": PROXYFS - }; - }, - init(input, output, error) { - FS.init.initialized = true; - Module["stdin"] = input || Module["stdin"]; - Module["stdout"] = output || Module["stdout"]; - Module["stderr"] = error || Module["stderr"]; - FS.createStandardStreams(); - }, - quit() { - FS.init.initialized = false; - _fflush(0); - for (var i = 0; i < FS.streams.length; i++) { - var stream = FS.streams[i]; - if (!stream) { - continue; - } - FS.close(stream); - } - }, - findObject(path, dontResolveLastLink) { - var ret = FS.analyzePath(path, dontResolveLastLink); - if (!ret.exists) { - return null; - } - return ret.object; - }, - analyzePath(path, dontResolveLastLink) { - try { - var lookup = FS.lookupPath(path, { - follow: !dontResolveLastLink - }); - path = lookup.path; - } catch (e) {} - var ret = { - isRoot: false, - exists: false, - error: 0, - name: null, - path: null, - object: null, - parentExists: false, - parentPath: null, - parentObject: null - }; - try { - var lookup = FS.lookupPath(path, { - parent: true - }); - ret.parentExists = true; - ret.parentPath = lookup.path; - ret.parentObject = lookup.node; - ret.name = PATH.basename(path); - lookup = FS.lookupPath(path, { - follow: !dontResolveLastLink - }); - ret.exists = true; - ret.path = lookup.path; - ret.object = lookup.node; - ret.name = lookup.node.name; - ret.isRoot = lookup.path === "/"; - } catch (e) { - ret.error = e.errno; - } - return ret; - }, - createPath(parent, path, canRead, canWrite) { - parent = typeof parent == "string" ? parent : FS.getPath(parent); - var parts = path.split("/").reverse(); - while (parts.length) { - var part = parts.pop(); - if (!part) continue; - var current = PATH.join2(parent, part); - try { - FS.mkdir(current); - } catch (e) {} - parent = current; - } - return current; - }, - createFile(parent, name, properties, canRead, canWrite) { - var path = PATH.join2(typeof parent == "string" ? parent : FS.getPath(parent), name); - var mode = FS_getMode(canRead, canWrite); - return FS.create(path, mode); - }, - createDataFile(parent, name, data, canRead, canWrite, canOwn) { - var path = name; - if (parent) { - parent = typeof parent == "string" ? parent : FS.getPath(parent); - path = name ? PATH.join2(parent, name) : parent; - } - var mode = FS_getMode(canRead, canWrite); - var node = FS.create(path, mode); - if (data) { - if (typeof data == "string") { - var arr = new Array(data.length); - for (var i = 0, len = data.length; i < len; ++i) arr[i] = data.charCodeAt(i); - data = arr; - } - FS.chmod(node, mode | 146); - var stream = FS.open(node, 577); - FS.write(stream, data, 0, data.length, 0, canOwn); - FS.close(stream); - FS.chmod(node, mode); - } - }, - createDevice(parent, name, input, output) { - var path = PATH.join2(typeof parent == "string" ? parent : FS.getPath(parent), name); - var mode = FS_getMode(!!input, !!output); - if (!FS.createDevice.major) FS.createDevice.major = 64; - var dev = FS.makedev(FS.createDevice.major++, 0); - FS.registerDevice(dev, { - open(stream) { - stream.seekable = false; - }, - close(stream) { - if (output?.buffer?.length) { - output(10); - } - }, - read(stream, buffer, offset, length, pos) { - /* ignored */ var bytesRead = 0; - for (var i = 0; i < length; i++) { - var result; - try { - result = input(); - } catch (e) { - throw new FS.ErrnoError(29); - } - if (result === undefined && bytesRead === 0) { - throw new FS.ErrnoError(6); - } - if (result === null || result === undefined) break; - bytesRead++; - buffer[offset + i] = result; - } - if (bytesRead) { - stream.node.timestamp = Date.now(); - } - return bytesRead; - }, - write(stream, buffer, offset, length, pos) { - for (var i = 0; i < length; i++) { - try { - output(buffer[offset + i]); - } catch (e) { - throw new FS.ErrnoError(29); - } - } - if (length) { - stream.node.timestamp = Date.now(); - } - return i; - } - }); - return FS.mkdev(path, mode, dev); - }, - forceLoadFile(obj) { - if (obj.isDevice || obj.isFolder || obj.link || obj.contents) return true; - if (typeof XMLHttpRequest != "undefined") { - throw new Error("Lazy loading should have been performed (contents set) in createLazyFile, but it was not. Lazy loading only works in web workers. Use --embed-file or --preload-file in emcc on the main thread."); - } else if (read_) { - try { - obj.contents = intArrayFromString(read_(obj.url), true); - obj.usedBytes = obj.contents.length; - } catch (e) { - throw new FS.ErrnoError(29); - } - } else { - throw new Error("Cannot load without read() or XMLHttpRequest."); - } - }, - createLazyFile(parent, name, url, canRead, canWrite) { - class LazyUint8Array { - constructor() { - this.lengthKnown = false; - this.chunks = []; - } - get(idx) { - if (idx > this.length - 1 || idx < 0) { - return undefined; - } - var chunkOffset = idx % this.chunkSize; - var chunkNum = (idx / this.chunkSize) | 0; - return this.getter(chunkNum)[chunkOffset]; - } - setDataGetter(getter) { - this.getter = getter; - } - cacheLength() { - var xhr = new XMLHttpRequest; - xhr.open("HEAD", url, false); - xhr.send(null); - if (!(xhr.status >= 200 && xhr.status < 300 || xhr.status === 304)) throw new Error("Couldn't load " + url + ". Status: " + xhr.status); - var datalength = Number(xhr.getResponseHeader("Content-length")); - var header; - var hasByteServing = (header = xhr.getResponseHeader("Accept-Ranges")) && header === "bytes"; - var usesGzip = (header = xhr.getResponseHeader("Content-Encoding")) && header === "gzip"; - var chunkSize = 1024 * 1024; - if (!hasByteServing) chunkSize = datalength; - var doXHR = (from, to) => { - if (from > to) throw new Error("invalid range (" + from + ", " + to + ") or no bytes requested!"); - if (to > datalength - 1) throw new Error("only " + datalength + " bytes available! programmer error!"); - var xhr = new XMLHttpRequest; - xhr.open("GET", url, false); - if (datalength !== chunkSize) xhr.setRequestHeader("Range", "bytes=" + from + "-" + to); - xhr.responseType = "arraybuffer"; - if (xhr.overrideMimeType) { - xhr.overrideMimeType("text/plain; charset=x-user-defined"); - } - xhr.send(null); - if (!(xhr.status >= 200 && xhr.status < 300 || xhr.status === 304)) throw new Error("Couldn't load " + url + ". Status: " + xhr.status); - if (xhr.response !== undefined) { - return new Uint8Array(/** @type{Array} */ (xhr.response || [])); - } - return intArrayFromString(xhr.responseText || "", true); - }; - var lazyArray = this; - lazyArray.setDataGetter(chunkNum => { - var start = chunkNum * chunkSize; - var end = (chunkNum + 1) * chunkSize - 1; - end = Math.min(end, datalength - 1); - if (typeof lazyArray.chunks[chunkNum] == "undefined") { - lazyArray.chunks[chunkNum] = doXHR(start, end); - } - if (typeof lazyArray.chunks[chunkNum] == "undefined") throw new Error("doXHR failed!"); - return lazyArray.chunks[chunkNum]; - }); - if (usesGzip || !datalength) { - chunkSize = datalength = 1; - datalength = this.getter(0).length; - chunkSize = datalength; - out("LazyFiles on gzip forces download of the whole file when length is accessed"); - } - this._length = datalength; - this._chunkSize = chunkSize; - this.lengthKnown = true; - } - get length() { - if (!this.lengthKnown) { - this.cacheLength(); - } - return this._length; - } - get chunkSize() { - if (!this.lengthKnown) { - this.cacheLength(); - } - return this._chunkSize; - } - } - if (typeof XMLHttpRequest != "undefined") { - if (!ENVIRONMENT_IS_WORKER) throw "Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc"; - var lazyArray = new LazyUint8Array; - var properties = { - isDevice: false, - contents: lazyArray - }; - } else { - var properties = { - isDevice: false, - url: url - }; - } - var node = FS.createFile(parent, name, properties, canRead, canWrite); - if (properties.contents) { - node.contents = properties.contents; - } else if (properties.url) { - node.contents = null; - node.url = properties.url; - } - Object.defineProperties(node, { - usedBytes: { - get: function() { - return this.contents.length; - } - } - }); - var stream_ops = {}; - var keys = Object.keys(node.stream_ops); - keys.forEach(key => { - var fn = node.stream_ops[key]; - stream_ops[key] = (...args) => { - FS.forceLoadFile(node); - return fn(...args); - }; - }); - function writeChunks(stream, buffer, offset, length, position) { - var contents = stream.node.contents; - if (position >= contents.length) return 0; - var size = Math.min(contents.length - position, length); - if (contents.slice) { - for (var i = 0; i < size; i++) { - buffer[offset + i] = contents[position + i]; - } - } else { - for (var i = 0; i < size; i++) { - buffer[offset + i] = contents.get(position + i); - } - } - return size; - } - stream_ops.read = (stream, buffer, offset, length, position) => { - FS.forceLoadFile(node); - return writeChunks(stream, buffer, offset, length, position); - }; - stream_ops.mmap = (stream, length, position, prot, flags) => { - FS.forceLoadFile(node); - var ptr = mmapAlloc(length); - if (!ptr) { - throw new FS.ErrnoError(48); - } - writeChunks(stream, HEAP8, ptr, length, position); - return { - ptr: ptr, - allocated: true - }; - }; - node.stream_ops = stream_ops; - return node; - } -}; - -Module["FS"] = FS; - -var SOCKFS = { - mount(mount) { - Module["websocket"] = (Module["websocket"] && ("object" === typeof Module["websocket"])) ? Module["websocket"] : {}; - Module["websocket"]._callbacks = {}; - Module["websocket"]["on"] = /** @this{Object} */ function(event, callback) { - if ("function" === typeof callback) { - this._callbacks[event] = callback; - } - return this; - }; - Module["websocket"].emit = /** @this{Object} */ function(event, param) { - if ("function" === typeof this._callbacks[event]) { - this._callbacks[event].call(this, param); - } - }; - return FS.createNode(null, "/", 16384 | 511, /* 0777 */ 0); - }, - createSocket(family, type, protocol) { - type &= ~526336; - var streaming = type == 1; - if (streaming && protocol && protocol != 6) { - throw new FS.ErrnoError(66); - } - var sock = { - family: family, - type: type, - protocol: protocol, - server: null, - error: null, - peers: {}, - pending: [], - recv_queue: [], - sock_ops: SOCKFS.websocket_sock_ops - }; - var name = SOCKFS.nextname(); - var node = FS.createNode(SOCKFS.root, name, 49152, 0); - node.sock = sock; - var stream = FS.createStream({ - path: name, - node: node, - flags: 2, - seekable: false, - stream_ops: SOCKFS.stream_ops - }); - sock.stream = stream; - return sock; - }, - getSocket(fd) { - var stream = FS.getStream(fd); - if (!stream || !FS.isSocket(stream.node.mode)) { - return null; - } - return stream.node.sock; - }, - stream_ops: { - poll(stream) { - var sock = stream.node.sock; - return sock.sock_ops.poll(sock); - }, - ioctl(stream, request, varargs) { - var sock = stream.node.sock; - return sock.sock_ops.ioctl(sock, request, varargs); - }, - read(stream, buffer, offset, length, position) { - /* ignored */ var sock = stream.node.sock; - var msg = sock.sock_ops.recvmsg(sock, length); - if (!msg) { - return 0; - } - buffer.set(msg.buffer, offset); - return msg.buffer.length; - }, - write(stream, buffer, offset, length, position) { - /* ignored */ var sock = stream.node.sock; - return sock.sock_ops.sendmsg(sock, buffer, offset, length); - }, - close(stream) { - var sock = stream.node.sock; - sock.sock_ops.close(sock); - } - }, - nextname() { - if (!SOCKFS.nextname.current) { - SOCKFS.nextname.current = 0; - } - return "socket[" + (SOCKFS.nextname.current++) + "]"; - }, - websocket_sock_ops: { - createPeer(sock, addr, port) { - var ws; - if (typeof addr == "object") { - ws = addr; - addr = null; - port = null; - } - if (ws) { - if (ws._socket) { - addr = ws._socket.remoteAddress; - port = ws._socket.remotePort; - } else { - var result = /ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url); - if (!result) { - throw new Error("WebSocket URL must be in the format ws(s)://address:port"); - } - addr = result[1]; - port = parseInt(result[2], 10); - } - } else { - try { - var runtimeConfig = (Module["websocket"] && ("object" === typeof Module["websocket"])); - var url = "ws:#".replace("#", "//"); - if (runtimeConfig) { - if("function"===typeof Module["websocket"]["url"]) { -url = Module["websocket"]["url"](...arguments); -}else if ("string" === typeof Module["websocket"]["url"]) { - url = Module["websocket"]["url"]; - } - } - if (url === "ws://" || url === "wss://") { - var parts = addr.split("/"); - url = url + parts[0] + ":" + port + "/" + parts.slice(1).join("/"); - } - var subProtocols = "binary"; - if (runtimeConfig) { - if ("string" === typeof Module["websocket"]["subprotocol"]) { - subProtocols = Module["websocket"]["subprotocol"]; - } - } - var opts = undefined; - if (subProtocols !== "null") { - subProtocols = subProtocols.replace(/^ +| +$/g, "").split(/ *, */); - opts = subProtocols; - } - if (runtimeConfig && null === Module["websocket"]["subprotocol"]) { - subProtocols = "null"; - opts = undefined; - } - var WebSocketConstructor; - if (ENVIRONMENT_IS_NODE) { - WebSocketConstructor = /** @type{(typeof WebSocket)} */ (require("ws")); - } else { - WebSocketConstructor = WebSocket; - } - if (Module['websocket']['decorator']) {WebSocketConstructor = Module['websocket']['decorator'](WebSocketConstructor);}ws = new WebSocketConstructor(url, opts); - ws.binaryType = "arraybuffer"; - } catch (e) { - throw new FS.ErrnoError(23); - } - } - var peer = { - addr: addr, - port: port, - socket: ws, - dgram_send_queue: [] - }; - SOCKFS.websocket_sock_ops.addPeer(sock, peer); - SOCKFS.websocket_sock_ops.handlePeerEvents(sock, peer); - if (sock.type === 2 && typeof sock.sport != "undefined") { - peer.dgram_send_queue.push(new Uint8Array([ 255, 255, 255, 255, "p".charCodeAt(0), "o".charCodeAt(0), "r".charCodeAt(0), "t".charCodeAt(0), ((sock.sport & 65280) >> 8), (sock.sport & 255) ])); - } - return peer; - }, - getPeer(sock, addr, port) { - return sock.peers[addr + ":" + port]; - }, - addPeer(sock, peer) { - sock.peers[peer.addr + ":" + peer.port] = peer; - }, - removePeer(sock, peer) { - delete sock.peers[peer.addr + ":" + peer.port]; - }, - handlePeerEvents(sock, peer) { - var first = true; - var handleOpen = function() { - Module["websocket"].emit("open", sock.stream.fd); - try { - var queued = peer.dgram_send_queue.shift(); - while (queued) { - peer.socket.send(queued); - queued = peer.dgram_send_queue.shift(); - } - } catch (e) { - peer.socket.close(); - } - }; - function handleMessage(data) { - if (typeof data == "string") { - var encoder = new TextEncoder; - data = encoder.encode(data); - } else { - assert(data.byteLength !== undefined); - if (data.byteLength == 0) { - return; - } - data = new Uint8Array(data); - } - var wasfirst = first; - first = false; - if (wasfirst && data.length === 10 && data[0] === 255 && data[1] === 255 && data[2] === 255 && data[3] === 255 && data[4] === "p".charCodeAt(0) && data[5] === "o".charCodeAt(0) && data[6] === "r".charCodeAt(0) && data[7] === "t".charCodeAt(0)) { - var newport = ((data[8] << 8) | data[9]); - SOCKFS.websocket_sock_ops.removePeer(sock, peer); - peer.port = newport; - SOCKFS.websocket_sock_ops.addPeer(sock, peer); - return; - } - sock.recv_queue.push({ - addr: peer.addr, - port: peer.port, - data: data - }); - Module["websocket"].emit("message", sock.stream.fd); - } - if (ENVIRONMENT_IS_NODE) { - peer.socket.on("open", handleOpen); - peer.socket.on("message", function(data, isBinary) { - if (!isBinary) { - return; - } - handleMessage((new Uint8Array(data)).buffer); - }); - peer.socket.on("close", function() { - Module["websocket"].emit("close", sock.stream.fd); - }); - peer.socket.on("error", function(error) { - sock.error = 14; - Module["websocket"].emit("error", [ sock.stream.fd, sock.error, "ECONNREFUSED: Connection refused" ]); - }); - } else { - peer.socket.onopen = handleOpen; - peer.socket.onclose = function() { - Module["websocket"].emit("close", sock.stream.fd); - }; - peer.socket.onmessage = function peer_socket_onmessage(event) { - handleMessage(event.data); - }; - peer.socket.onerror = function(error) { - sock.error = 14; - Module["websocket"].emit("error", [ sock.stream.fd, sock.error, "ECONNREFUSED: Connection refused" ]); - }; - } - }, - poll(sock) { - if (sock.type === 1 && sock.server) { - return sock.pending.length ? (64 | 1) : 0; - } - var mask = 0; - var dest = sock.type === 1 ? SOCKFS.websocket_sock_ops.getPeer(sock, sock.daddr, sock.dport) : null; - if (sock.recv_queue.length || !dest || (dest && dest.socket.readyState === dest.socket.CLOSING) || (dest && dest.socket.readyState === dest.socket.CLOSED)) { - mask |= (64 | 1); - } - if (!dest || (dest && dest.socket.readyState === dest.socket.OPEN)) { - mask |= 4; - } - if ((dest && dest.socket.readyState === dest.socket.CLOSING) || (dest && dest.socket.readyState === dest.socket.CLOSED)) { - mask |= 16; - } - return mask; - }, - ioctl(sock, request, arg) { - switch (request) { - case 21531: - var bytes = 0; - if (sock.recv_queue.length) { - bytes = sock.recv_queue[0].data.length; - } - HEAP32[((arg) >> 2)] = bytes; - return 0; - - default: - return 28; - } - }, - close(sock) { - if (sock.server) { - try { - sock.server.close(); - } catch (e) {} - sock.server = null; - } - var peers = Object.keys(sock.peers); - for (var i = 0; i < peers.length; i++) { - var peer = sock.peers[peers[i]]; - try { - peer.socket.close(); - } catch (e) {} - SOCKFS.websocket_sock_ops.removePeer(sock, peer); - } - return 0; - }, - bind(sock, addr, port) { - if (typeof sock.saddr != "undefined" || typeof sock.sport != "undefined") { - throw new FS.ErrnoError(28); - } - sock.saddr = addr; - sock.sport = port; - if (sock.type === 2) { - if (sock.server) { - sock.server.close(); - sock.server = null; - } - try { - sock.sock_ops.listen(sock, 0); - } catch (e) { - if (!(e.name === "ErrnoError")) throw e; - if (e.errno !== 138) throw e; - } - } - }, - connect(sock, addr, port) { - if (sock.server) { - throw new FS.ErrnoError(138); - } - if (typeof sock.daddr != "undefined" && typeof sock.dport != "undefined") { - var dest = SOCKFS.websocket_sock_ops.getPeer(sock, sock.daddr, sock.dport); - if (dest) { - if (dest.socket.readyState === dest.socket.CONNECTING) { - throw new FS.ErrnoError(7); - } else { - throw new FS.ErrnoError(30); - } - } - } - var peer = SOCKFS.websocket_sock_ops.createPeer(sock, addr, port); - sock.daddr = peer.addr; - sock.dport = peer.port; - throw new FS.ErrnoError(26); - }, - listen(sock, backlog) { - if (!ENVIRONMENT_IS_NODE) { - throw new FS.ErrnoError(138); - } - if (sock.server) { - throw new FS.ErrnoError(28); - } - var WebSocketServer = require("ws").Server; - var host = sock.saddr; - if (Module['websocket']['serverDecorator']) {WebSocketServer = Module['websocket']['serverDecorator'](WebSocketServer);}sock.server = new WebSocketServer({ - host: host, - port: sock.sport - }); - Module["websocket"].emit("listen", sock.stream.fd); - sock.server.on("connection", function(ws) { - if (sock.type === 1) { - var newsock = SOCKFS.createSocket(sock.family, sock.type, sock.protocol); - var peer = SOCKFS.websocket_sock_ops.createPeer(newsock, ws); - newsock.daddr = peer.addr; - newsock.dport = peer.port; - sock.pending.push(newsock); - Module["websocket"].emit("connection", newsock.stream.fd); - } else { - SOCKFS.websocket_sock_ops.createPeer(sock, ws); - Module["websocket"].emit("connection", sock.stream.fd); - } - }); - sock.server.on("close", function() { - Module["websocket"].emit("close", sock.stream.fd); - sock.server = null; - }); - sock.server.on("error", function(error) { - sock.error = 23; - Module["websocket"].emit("error", [ sock.stream.fd, sock.error, "EHOSTUNREACH: Host is unreachable" ]); - }); - }, - accept(listensock) { - if (!listensock.server || !listensock.pending.length) { - throw new FS.ErrnoError(28); - } - var newsock = listensock.pending.shift(); - newsock.stream.flags = listensock.stream.flags; - return newsock; - }, - getname(sock, peer) { - var addr, port; - if (peer) { - if (sock.daddr === undefined || sock.dport === undefined) { - throw new FS.ErrnoError(53); - } - addr = sock.daddr; - port = sock.dport; - } else { - addr = sock.saddr || 0; - port = sock.sport || 0; - } - return { - addr: addr, - port: port - }; - }, - sendmsg(sock, buffer, offset, length, addr, port) { - if (sock.type === 2) { - if (addr === undefined || port === undefined) { - addr = sock.daddr; - port = sock.dport; - } - if (addr === undefined || port === undefined) { - throw new FS.ErrnoError(17); - } - } else { - addr = sock.daddr; - port = sock.dport; - } - var dest = SOCKFS.websocket_sock_ops.getPeer(sock, addr, port); - if (sock.type === 1) { - if (!dest || dest.socket.readyState === dest.socket.CLOSING || dest.socket.readyState === dest.socket.CLOSED) { - throw new FS.ErrnoError(53); - } else if (dest.socket.readyState === dest.socket.CONNECTING) { - throw new FS.ErrnoError(6); - } - } - if (ArrayBuffer.isView(buffer)) { - offset += buffer.byteOffset; - buffer = buffer.buffer; - } - var data; - data = buffer.slice(offset, offset + length); - if (sock.type === 2) { - if (!dest || dest.socket.readyState !== dest.socket.OPEN) { - if (!dest || dest.socket.readyState === dest.socket.CLOSING || dest.socket.readyState === dest.socket.CLOSED) { - dest = SOCKFS.websocket_sock_ops.createPeer(sock, addr, port); - } - dest.dgram_send_queue.push(data); - return length; - } - } - try { - dest.socket.send(data); - return length; - } catch (e) { - throw new FS.ErrnoError(28); - } - }, - recvmsg(sock, length, flags) { - if (sock.type === 1 && sock.server) { - throw new FS.ErrnoError(53); - } - var queued = sock.recv_queue.shift(); - if (!queued) { - if (sock.type === 1) { - var dest = SOCKFS.websocket_sock_ops.getPeer(sock, sock.daddr, sock.dport); - if (!dest) { - throw new FS.ErrnoError(53); - } - if (dest.socket.readyState === dest.socket.CLOSING || dest.socket.readyState === dest.socket.CLOSED) { - return null; - } - throw new FS.ErrnoError(6); - } - throw new FS.ErrnoError(6); - } - var queuedLength = queued.data.byteLength || queued.data.length; - var queuedOffset = queued.data.byteOffset || 0; - var queuedBuffer = queued.data.buffer || queued.data; - var bytesRead = Math.min(length, queuedLength); - var res = { - buffer: new Uint8Array(queuedBuffer, queuedOffset, bytesRead), - addr: queued.addr, - port: queued.port - }; - if (flags&2) {bytesRead = 0;} if (sock.type === 1 && bytesRead < queuedLength) { - var bytesRemaining = queuedLength - bytesRead; - queued.data = new Uint8Array(queuedBuffer, queuedOffset + bytesRead, bytesRemaining); - sock.recv_queue.unshift(queued); - } - return res; - } - } -}; - -var getSocketFromFD = fd => { - var socket = SOCKFS.getSocket(fd); - if (!socket) throw new FS.ErrnoError(8); - return socket; -}; - -var inetPton4 = str => { - var b = str.split("."); - for (var i = 0; i < 4; i++) { - var tmp = Number(b[i]); - if (isNaN(tmp)) return null; - b[i] = tmp; - } - return (b[0] | (b[1] << 8) | (b[2] << 16) | (b[3] << 24)) >>> 0; -}; - -/** @suppress {checkTypes} */ var jstoi_q = str => parseInt(str); - -var inetPton6 = str => { - var words; - var w, offset, z; - /* http://home.deds.nl/~aeron/regex/ */ var valid6regx = /^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i; - var parts = []; - if (!valid6regx.test(str)) { - return null; - } - if (str === "::") { - return [ 0, 0, 0, 0, 0, 0, 0, 0 ]; - } - if (str.startsWith("::")) { - str = str.replace("::", "Z:"); - } else { - str = str.replace("::", ":Z:"); - } - if (str.indexOf(".") > 0) { - str = str.replace(new RegExp("[.]", "g"), ":"); - words = str.split(":"); - words[words.length - 4] = jstoi_q(words[words.length - 4]) + jstoi_q(words[words.length - 3]) * 256; - words[words.length - 3] = jstoi_q(words[words.length - 2]) + jstoi_q(words[words.length - 1]) * 256; - words = words.slice(0, words.length - 2); - } else { - words = str.split(":"); - } - offset = 0; - z = 0; - for (w = 0; w < words.length; w++) { - if (typeof words[w] == "string") { - if (words[w] === "Z") { - for (z = 0; z < (8 - words.length + 1); z++) { - parts[w + z] = 0; - } - offset = z - 1; - } else { - parts[w + offset] = _htons(parseInt(words[w], 16)); - } - } else { - parts[w + offset] = words[w]; - } - } - return [ (parts[1] << 16) | parts[0], (parts[3] << 16) | parts[2], (parts[5] << 16) | parts[4], (parts[7] << 16) | parts[6] ]; -}; - -/** @param {number=} addrlen */ var writeSockaddr = (sa, family, addr, port, addrlen) => { - switch (family) { - case 2: - addr = inetPton4(addr); - zeroMemory(sa, 16); - if (addrlen) { - HEAP32[((addrlen) >> 2)] = 16; - } - HEAP16[((sa) >> 1)] = family; - HEAP32[(((sa) + (4)) >> 2)] = addr; - HEAP16[(((sa) + (2)) >> 1)] = _htons(port); - break; - - case 10: - addr = inetPton6(addr); - zeroMemory(sa, 28); - if (addrlen) { - HEAP32[((addrlen) >> 2)] = 28; - } - HEAP32[((sa) >> 2)] = family; - HEAP32[(((sa) + (8)) >> 2)] = addr[0]; - HEAP32[(((sa) + (12)) >> 2)] = addr[1]; - HEAP32[(((sa) + (16)) >> 2)] = addr[2]; - HEAP32[(((sa) + (20)) >> 2)] = addr[3]; - HEAP16[(((sa) + (2)) >> 1)] = _htons(port); - break; - - default: - return 5; - } - return 0; -}; - -var DNS = { - address_map: { - id: 1, - addrs: {}, - names: {} - }, - lookup_name(name) { - var res = inetPton4(name); - if (res !== null) { - return name; - } - res = inetPton6(name); - if (res !== null) { - return name; - } - var addr; - if (DNS.address_map.addrs[name]) { - addr = DNS.address_map.addrs[name]; - } else { - var id = DNS.address_map.id++; - assert(id < 65535, "exceeded max address mappings of 65535"); - addr = "172.29." + (id & 255) + "." + (id & 65280); - DNS.address_map.names[addr] = name; - DNS.address_map.addrs[name] = addr; - } - return addr; - }, - lookup_addr(addr) { - if (DNS.address_map.names[addr]) { - return DNS.address_map.names[addr]; - } - return null; - } -}; - -function ___syscall_accept4(fd, addr, addrlen, flags, d1, d2) { - try { - var sock = getSocketFromFD(fd); - var newsock = sock.sock_ops.accept(sock); - if (addr) { - var errno = writeSockaddr(addr, newsock.family, DNS.lookup_name(newsock.daddr), newsock.dport, addrlen); - } - return newsock.stream.fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var inetNtop4 = addr => (addr & 255) + "." + ((addr >> 8) & 255) + "." + ((addr >> 16) & 255) + "." + ((addr >> 24) & 255); - -var inetNtop6 = ints => { - var str = ""; - var word = 0; - var longest = 0; - var lastzero = 0; - var zstart = 0; - var len = 0; - var i = 0; - var parts = [ ints[0] & 65535, (ints[0] >> 16), ints[1] & 65535, (ints[1] >> 16), ints[2] & 65535, (ints[2] >> 16), ints[3] & 65535, (ints[3] >> 16) ]; - var hasipv4 = true; - var v4part = ""; - for (i = 0; i < 5; i++) { - if (parts[i] !== 0) { - hasipv4 = false; - break; - } - } - if (hasipv4) { - v4part = inetNtop4(parts[6] | (parts[7] << 16)); - if (parts[5] === -1) { - str = "::ffff:"; - str += v4part; - return str; - } - if (parts[5] === 0) { - str = "::"; - if (v4part === "0.0.0.0") v4part = ""; - if (v4part === "0.0.0.1") v4part = "1"; - str += v4part; - return str; - } - } - for (word = 0; word < 8; word++) { - if (parts[word] === 0) { - if (word - lastzero > 1) { - len = 0; - } - lastzero = word; - len++; - } - if (len > longest) { - longest = len; - zstart = word - longest + 1; - } - } - for (word = 0; word < 8; word++) { - if (longest > 1) { - if (parts[word] === 0 && word >= zstart && word < (zstart + longest)) { - if (word === zstart) { - str += ":"; - if (zstart === 0) str += ":"; - } - continue; - } - } - str += Number(_ntohs(parts[word] & 65535)).toString(16); - str += word < 7 ? ":" : ""; - } - return str; -}; - -var readSockaddr = (sa, salen) => { - var family = HEAP16[((sa) >> 1)]; - var port = _ntohs(HEAPU16[(((sa) + (2)) >> 1)]); - var addr; - switch (family) { - case 2: - if (salen !== 16) { - return { - errno: 28 - }; - } - addr = HEAP32[(((sa) + (4)) >> 2)]; - addr = inetNtop4(addr); - break; - - case 10: - if (salen !== 28) { - return { - errno: 28 - }; - } - addr = [ HEAP32[(((sa) + (8)) >> 2)], HEAP32[(((sa) + (12)) >> 2)], HEAP32[(((sa) + (16)) >> 2)], HEAP32[(((sa) + (20)) >> 2)] ]; - addr = inetNtop6(addr); - break; - - default: - return { - errno: 5 - }; - } - return { - family: family, - addr: addr, - port: port - }; -}; - -/** @param {boolean=} allowNull */ var getSocketAddress = (addrp, addrlen, allowNull) => { - if (allowNull && addrp === 0) return null; - var info = readSockaddr(addrp, addrlen); - if (info.errno) throw new FS.ErrnoError(info.errno); - info.addr = DNS.lookup_addr(info.addr) || info.addr; - return info; -}; - -function ___syscall_bind(fd, addr, addrlen, d1, d2, d3) { - try { - var sock = getSocketFromFD(fd); - var info = getSocketAddress(addr, addrlen); - sock.sock_ops.bind(sock, info.addr, info.port); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var SYSCALLS = { - DEFAULT_POLLMASK: 5, - calculateAt(dirfd, path, allowEmpty) { - if (PATH.isAbs(path)) { - return path; - } - var dir; - if (dirfd === -100) { - dir = FS.cwd(); - } else { - var dirstream = SYSCALLS.getStreamFromFD(dirfd); - dir = dirstream.path; - } - if (path.length == 0) { - if (!allowEmpty) { - throw new FS.ErrnoError(44); - } - return dir; - } - return PATH.join2(dir, path); - }, - doStat(func, path, buf) { - var stat = func(path); - HEAP32[((buf) >> 2)] = stat.dev; - HEAP32[(((buf) + (4)) >> 2)] = stat.mode; - HEAPU32[(((buf) + (8)) >> 2)] = stat.nlink; - HEAP32[(((buf) + (12)) >> 2)] = stat.uid; - HEAP32[(((buf) + (16)) >> 2)] = stat.gid; - HEAP32[(((buf) + (20)) >> 2)] = stat.rdev; - (tempI64 = [ stat.size >>> 0, (tempDouble = stat.size, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (24)) >> 2)] = tempI64[0], HEAP32[(((buf) + (28)) >> 2)] = tempI64[1]); - HEAP32[(((buf) + (32)) >> 2)] = 4096; - HEAP32[(((buf) + (36)) >> 2)] = stat.blocks; - var atime = stat.atime.getTime(); - var mtime = stat.mtime.getTime(); - var ctime = stat.ctime.getTime(); - (tempI64 = [ Math.floor(atime / 1e3) >>> 0, (tempDouble = Math.floor(atime / 1e3), - (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (40)) >> 2)] = tempI64[0], HEAP32[(((buf) + (44)) >> 2)] = tempI64[1]); - HEAPU32[(((buf) + (48)) >> 2)] = (atime % 1e3) * 1e3; - (tempI64 = [ Math.floor(mtime / 1e3) >>> 0, (tempDouble = Math.floor(mtime / 1e3), - (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (56)) >> 2)] = tempI64[0], HEAP32[(((buf) + (60)) >> 2)] = tempI64[1]); - HEAPU32[(((buf) + (64)) >> 2)] = (mtime % 1e3) * 1e3; - (tempI64 = [ Math.floor(ctime / 1e3) >>> 0, (tempDouble = Math.floor(ctime / 1e3), - (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (72)) >> 2)] = tempI64[0], HEAP32[(((buf) + (76)) >> 2)] = tempI64[1]); - HEAPU32[(((buf) + (80)) >> 2)] = (ctime % 1e3) * 1e3; - (tempI64 = [ stat.ino >>> 0, (tempDouble = stat.ino, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (88)) >> 2)] = tempI64[0], HEAP32[(((buf) + (92)) >> 2)] = tempI64[1]); - return 0; - }, - doMsync(addr, stream, len, flags, offset) { - if (!FS.isFile(stream.node.mode)) { - throw new FS.ErrnoError(43); - } - if (flags & 2) { - return 0; - } - var buffer = HEAPU8.slice(addr, addr + len); - FS.msync(stream, buffer, offset, len, flags); - }, - getStreamFromFD(fd) { - var stream = FS.getStreamChecked(fd); - return stream; - }, - varargs: undefined, - getStr(ptr) { - var ret = UTF8ToString(ptr); - return ret; - } -}; - -function ___syscall_chdir(path) { - try { - path = SYSCALLS.getStr(path); - FS.chdir(path); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_chmod(path, mode) { - try { - path = SYSCALLS.getStr(path); - FS.chmod(path, mode); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_connect(fd, addr, addrlen, d1, d2, d3) { - try { - var sock = getSocketFromFD(fd); - var info = getSocketAddress(addr, addrlen); - sock.sock_ops.connect(sock, info.addr, info.port); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_dup(fd) { - try { - var old = SYSCALLS.getStreamFromFD(fd); - return FS.dupStream(old).fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_dup3(fd, newfd, flags) { - try { - var old = SYSCALLS.getStreamFromFD(fd); - if (old.fd === newfd) return -28; - var existing = FS.getStream(newfd); - if (existing) FS.close(existing); - return FS.dupStream(old, newfd).fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_faccessat(dirfd, path, amode, flags) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - if (amode & ~7) { - return -28; - } - var lookup = FS.lookupPath(path, { - follow: true - }); - var node = lookup.node; - if (!node) { - return -44; - } - var perms = ""; - if (amode & 4) perms += "r"; - if (amode & 2) perms += "w"; - if (amode & 1) perms += "x"; - if (perms && /* otherwise, they've just passed F_OK */ FS.nodePermissions(node, perms)) { - return -2; - } - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_fchmod(fd, mode) { - try { - FS.fchmod(fd, mode); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_fchown32(fd, owner, group) { - try { - FS.fchown(fd, owner, group); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_fchownat(dirfd, path, owner, group, flags) { - try { - path = SYSCALLS.getStr(path); - var nofollow = flags & 256; - flags = flags & (~256); - path = SYSCALLS.calculateAt(dirfd, path); - (nofollow ? FS.lchown : FS.chown)(path, owner, group); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -/** @suppress {duplicate } */ function syscallGetVarargI() { - var ret = HEAP32[((+SYSCALLS.varargs) >> 2)]; - SYSCALLS.varargs += 4; - return ret; -} - -var syscallGetVarargP = syscallGetVarargI; - -function ___syscall_fcntl64(fd, cmd, varargs) { - SYSCALLS.varargs = varargs; - try { - var stream = SYSCALLS.getStreamFromFD(fd); - switch (cmd) { - case 0: - { - var arg = syscallGetVarargI(); - if (arg < 0) { - return -28; - } - while (FS.streams[arg]) { - arg++; - } - var newStream; - newStream = FS.dupStream(stream, arg); - return newStream.fd; - } - - case 1: - case 2: - return 0; - - case 3: - return stream.flags; - - case 4: - { - var arg = syscallGetVarargI(); - stream.flags |= arg; - return 0; - } - - case 12: - { - var arg = syscallGetVarargP(); - var offset = 0; - HEAP16[(((arg) + (offset)) >> 1)] = 2; - return 0; - } - - case 13: - case 14: - return 0; - } - return -28; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_fstat64(fd, buf) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - return SYSCALLS.doStat(FS.stat, stream.path, buf); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var convertI32PairToI53Checked = (lo, hi) => ((hi + 2097152) >>> 0 < 4194305 - !!lo) ? (lo >>> 0) + hi * 4294967296 : NaN; - -function ___syscall_ftruncate64(fd, length_low, length_high) { - var length = convertI32PairToI53Checked(length_low, length_high); - try { - if (isNaN(length)) return 61; - FS.ftruncate(fd, length); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var stringToUTF8 = (str, outPtr, maxBytesToWrite) => stringToUTF8Array(str, HEAPU8, outPtr, maxBytesToWrite); - -Module["stringToUTF8"] = stringToUTF8; - -function ___syscall_getcwd(buf, size) { - try { - if (size === 0) return -28; - var cwd = FS.cwd(); - var cwdLengthInBytes = lengthBytesUTF8(cwd) + 1; - if (size < cwdLengthInBytes) return -68; - stringToUTF8(cwd, buf, size); - return cwdLengthInBytes; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_getdents64(fd, dirp, count) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - stream.getdents ||= FS.readdir(stream.path); - var struct_size = 280; - var pos = 0; - var off = FS.llseek(stream, 0, 1); - var idx = Math.floor(off / struct_size); - while (idx < stream.getdents.length && pos + struct_size <= count) { - var id; - var type; - var name = stream.getdents[idx]; - if (name === ".") { - id = stream.node.id; - type = 4; - } else if (name === "..") { - var lookup = FS.lookupPath(stream.path, { - parent: true - }); - id = lookup.node.id; - type = 4; - } else { - var child = FS.lookupNode(stream.node, name); - id = child.id; - type = FS.isChrdev(child.mode) ? 2 : FS.isDir(child.mode) ? 4 : FS.isLink(child.mode) ? 10 : 8; - } - (tempI64 = [ id >>> 0, (tempDouble = id, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[((dirp + pos) >> 2)] = tempI64[0], HEAP32[(((dirp + pos) + (4)) >> 2)] = tempI64[1]); - (tempI64 = [ (idx + 1) * struct_size >>> 0, (tempDouble = (idx + 1) * struct_size, - (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((dirp + pos) + (8)) >> 2)] = tempI64[0], HEAP32[(((dirp + pos) + (12)) >> 2)] = tempI64[1]); - HEAP16[(((dirp + pos) + (16)) >> 1)] = 280; - HEAP8[(dirp + pos) + (18)] = type; - stringToUTF8(name, dirp + pos + 19, 256); - pos += struct_size; - idx += 1; - } - FS.llseek(stream, idx * struct_size, 0); - return pos; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_getpeername(fd, addr, addrlen, d1, d2, d3) { - try { - var sock = getSocketFromFD(fd); - if (!sock.daddr) { - return -53; - } - var errno = writeSockaddr(addr, sock.family, DNS.lookup_name(sock.daddr), sock.dport, addrlen); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_getsockname(fd, addr, addrlen, d1, d2, d3) { - try { - var sock = getSocketFromFD(fd); - var errno = writeSockaddr(addr, sock.family, DNS.lookup_name(sock.saddr || "0.0.0.0"), sock.sport, addrlen); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_getsockopt(fd, level, optname, optval, optlen, d1) { - try { - var sock = getSocketFromFD(fd); - if (level === 1) { - if (optname === 4) { - HEAP32[((optval) >> 2)] = sock.error; - HEAP32[((optlen) >> 2)] = 4; - sock.error = null; - return 0; - } - } - return -50; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_ioctl(fd, op, varargs) { - SYSCALLS.varargs = varargs; - try { - var stream = SYSCALLS.getStreamFromFD(fd); - switch (op) { - case 21509: - { - if (!stream.tty) return -59; - return 0; - } - - case 21505: - { - if (!stream.tty) return -59; - if (stream.tty.ops.ioctl_tcgets) { - var termios = stream.tty.ops.ioctl_tcgets(stream); - var argp = syscallGetVarargP(); - HEAP32[((argp) >> 2)] = termios.c_iflag || 0; - HEAP32[(((argp) + (4)) >> 2)] = termios.c_oflag || 0; - HEAP32[(((argp) + (8)) >> 2)] = termios.c_cflag || 0; - HEAP32[(((argp) + (12)) >> 2)] = termios.c_lflag || 0; - for (var i = 0; i < 32; i++) { - HEAP8[(argp + i) + (17)] = termios.c_cc[i] || 0; - } - return 0; - } - return 0; - } - - case 21510: - case 21511: - case 21512: - { - if (!stream.tty) return -59; - return 0; - } - - case 21506: - case 21507: - case 21508: - { - if (!stream.tty) return -59; - if (stream.tty.ops.ioctl_tcsets) { - var argp = syscallGetVarargP(); - var c_iflag = HEAP32[((argp) >> 2)]; - var c_oflag = HEAP32[(((argp) + (4)) >> 2)]; - var c_cflag = HEAP32[(((argp) + (8)) >> 2)]; - var c_lflag = HEAP32[(((argp) + (12)) >> 2)]; - var c_cc = []; - for (var i = 0; i < 32; i++) { - c_cc.push(HEAP8[(argp + i) + (17)]); - } - return stream.tty.ops.ioctl_tcsets(stream.tty, op, { - c_iflag: c_iflag, - c_oflag: c_oflag, - c_cflag: c_cflag, - c_lflag: c_lflag, - c_cc: c_cc - }); - } - return 0; - } - - case 21519: - { - if (!stream.tty) return -59; - var argp = syscallGetVarargP(); - HEAP32[((argp) >> 2)] = 0; - return 0; - } - - case 21520: - { - if (!stream.tty) return -59; - return -28; - } - - case 21531: - { - var argp = syscallGetVarargP(); - return FS.ioctl(stream, op, argp); - } - - case 21523: - { - if (!stream.tty) return -59; - if (stream.tty.ops.ioctl_tiocgwinsz) { - var winsize = stream.tty.ops.ioctl_tiocgwinsz(stream.tty); - var argp = syscallGetVarargP(); - HEAP16[((argp) >> 1)] = winsize[0]; - HEAP16[(((argp) + (2)) >> 1)] = winsize[1]; - } - return 0; - } - - case 21524: - { - if (!stream.tty) return -59; - return 0; - } - - case 21515: - { - if (!stream.tty) return -59; - return 0; - } - - default: - return -28; - } - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_listen(fd, backlog) { - try { - var sock = getSocketFromFD(fd); - sock.sock_ops.listen(sock, backlog); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_lstat64(path, buf) { - try { - path = SYSCALLS.getStr(path); - return SYSCALLS.doStat(FS.lstat, path, buf); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_mkdirat(dirfd, path, mode) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - path = PATH.normalize(path); - if (path[path.length - 1] === "/") path = path.substr(0, path.length - 1); - FS.mkdir(path, mode, 0); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_newfstatat(dirfd, path, buf, flags) { - try { - path = SYSCALLS.getStr(path); - var nofollow = flags & 256; - var allowEmpty = flags & 4096; - flags = flags & (~6400); - path = SYSCALLS.calculateAt(dirfd, path, allowEmpty); - return SYSCALLS.doStat(nofollow ? FS.lstat : FS.stat, path, buf); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_openat(dirfd, path, flags, varargs) { - SYSCALLS.varargs = varargs; - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - var mode = varargs ? syscallGetVarargI() : 0; - return FS.open(path, flags, mode).fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var PIPEFS = { - BUCKET_BUFFER_SIZE: 8192, - mount(mount) { - return FS.createNode(null, "/", 16384 | 511, /* 0777 */ 0); - }, - createPipe() { - var pipe = { - buckets: [], - refcnt: 2 - }; - pipe.buckets.push({ - buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), - offset: 0, - roffset: 0 - }); - var rName = PIPEFS.nextname(); - var wName = PIPEFS.nextname(); - var rNode = FS.createNode(PIPEFS.root, rName, 4096, 0); - var wNode = FS.createNode(PIPEFS.root, wName, 4096, 0); - rNode.pipe = pipe; - wNode.pipe = pipe; - var readableStream = FS.createStream({ - path: rName, - node: rNode, - flags: 0, - seekable: false, - stream_ops: PIPEFS.stream_ops - }); - rNode.stream = readableStream; - var writableStream = FS.createStream({ - path: wName, - node: wNode, - flags: 1, - seekable: false, - stream_ops: PIPEFS.stream_ops - }); - wNode.stream = writableStream; - return { - readable_fd: readableStream.fd, - writable_fd: writableStream.fd - }; - }, - stream_ops: { - poll(stream) { - var pipe = stream.node.pipe; - if ((stream.flags & 2097155) === 1) { - return (256 | 4); - } - if (pipe.buckets.length > 0) { - for (var i = 0; i < pipe.buckets.length; i++) { - var bucket = pipe.buckets[i]; - if (bucket.offset - bucket.roffset > 0) { - return (64 | 1); - } - } - } - return 0; - }, - ioctl(stream, request, varargs) { - return 28; - }, - fsync(stream) { - return 28; - }, - read(stream, buffer, offset, length, position) { - /* ignored */ var pipe = stream.node.pipe; - var currentLength = 0; - for (var i = 0; i < pipe.buckets.length; i++) { - var bucket = pipe.buckets[i]; - currentLength += bucket.offset - bucket.roffset; - } - var data = buffer.subarray(offset, offset + length); - if (length <= 0) { - return 0; - } - if (currentLength == 0) { - throw new FS.ErrnoError(6); - } - var toRead = Math.min(currentLength, length); - var totalRead = toRead; - var toRemove = 0; - for (var i = 0; i < pipe.buckets.length; i++) { - var currBucket = pipe.buckets[i]; - var bucketSize = currBucket.offset - currBucket.roffset; - if (toRead <= bucketSize) { - var tmpSlice = currBucket.buffer.subarray(currBucket.roffset, currBucket.offset); - if (toRead < bucketSize) { - tmpSlice = tmpSlice.subarray(0, toRead); - currBucket.roffset += toRead; - } else { - toRemove++; - } - data.set(tmpSlice); - break; - } else { - var tmpSlice = currBucket.buffer.subarray(currBucket.roffset, currBucket.offset); - data.set(tmpSlice); - data = data.subarray(tmpSlice.byteLength); - toRead -= tmpSlice.byteLength; - toRemove++; - } - } - if (toRemove && toRemove == pipe.buckets.length) { - toRemove--; - pipe.buckets[toRemove].offset = 0; - pipe.buckets[toRemove].roffset = 0; - } - pipe.buckets.splice(0, toRemove); - return totalRead; - }, - write(stream, buffer, offset, length, position) { - /* ignored */ var pipe = stream.node.pipe; - var data = buffer.subarray(offset, offset + length); - var dataLen = data.byteLength; - if (dataLen <= 0) { - return 0; - } - var currBucket = null; - if (pipe.buckets.length == 0) { - currBucket = { - buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), - offset: 0, - roffset: 0 - }; - pipe.buckets.push(currBucket); - } else { - currBucket = pipe.buckets[pipe.buckets.length - 1]; - } - assert(currBucket.offset <= PIPEFS.BUCKET_BUFFER_SIZE); - var freeBytesInCurrBuffer = PIPEFS.BUCKET_BUFFER_SIZE - currBucket.offset; - if (freeBytesInCurrBuffer >= dataLen) { - currBucket.buffer.set(data, currBucket.offset); - currBucket.offset += dataLen; - return dataLen; - } else if (freeBytesInCurrBuffer > 0) { - currBucket.buffer.set(data.subarray(0, freeBytesInCurrBuffer), currBucket.offset); - currBucket.offset += freeBytesInCurrBuffer; - data = data.subarray(freeBytesInCurrBuffer, data.byteLength); - } - var numBuckets = (data.byteLength / PIPEFS.BUCKET_BUFFER_SIZE) | 0; - var remElements = data.byteLength % PIPEFS.BUCKET_BUFFER_SIZE; - for (var i = 0; i < numBuckets; i++) { - var newBucket = { - buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), - offset: PIPEFS.BUCKET_BUFFER_SIZE, - roffset: 0 - }; - pipe.buckets.push(newBucket); - newBucket.buffer.set(data.subarray(0, PIPEFS.BUCKET_BUFFER_SIZE)); - data = data.subarray(PIPEFS.BUCKET_BUFFER_SIZE, data.byteLength); - } - if (remElements > 0) { - var newBucket = { - buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), - offset: data.byteLength, - roffset: 0 - }; - pipe.buckets.push(newBucket); - newBucket.buffer.set(data); - } - return dataLen; - }, - close(stream) { - var pipe = stream.node.pipe; - pipe.refcnt--; - if (pipe.refcnt === 0) { - pipe.buckets = null; - } - } - }, - nextname() { - if (!PIPEFS.nextname.current) { - PIPEFS.nextname.current = 0; - } - return "pipe[" + (PIPEFS.nextname.current++) + "]"; - } -}; - -function ___syscall_pipe(fdPtr) { - try { - if (fdPtr == 0) { - throw new FS.ErrnoError(21); - } - var res = PIPEFS.createPipe(); - HEAP32[((fdPtr) >> 2)] = res.readable_fd; - HEAP32[(((fdPtr) + (4)) >> 2)] = res.writable_fd; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_poll(fds, nfds, timeout) { - try { - var nonzero = 0; - for (var i = 0; i < nfds; i++) { - var pollfd = fds + 8 * i; - var fd = HEAP32[((pollfd) >> 2)]; - var events = HEAP16[(((pollfd) + (4)) >> 1)]; - var mask = 32; - var stream = FS.getStream(fd); - if (stream) { - mask = SYSCALLS.DEFAULT_POLLMASK; - if (stream.stream_ops?.poll) { - mask = stream.stream_ops.poll(stream, -1); - } - } - mask &= events | 8 | 16; - if (mask) nonzero++; - HEAP16[(((pollfd) + (6)) >> 1)] = mask; - } - return nonzero; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_readlinkat(dirfd, path, buf, bufsize) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - if (bufsize <= 0) return -28; - var ret = FS.readlink(path); - var len = Math.min(bufsize, lengthBytesUTF8(ret)); - var endChar = HEAP8[buf + len]; - stringToUTF8(ret, buf, bufsize + 1); - HEAP8[buf + len] = endChar; - return len; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_recvfrom(fd, buf, len, flags, addr, addrlen) { - try { - var sock = getSocketFromFD(fd); - var msg = sock.sock_ops.recvmsg(sock, len, typeof flags !== "undefined" ? flags : 0); - if (!msg) return 0; - if (addr) { - var errno = writeSockaddr(addr, sock.family, DNS.lookup_name(msg.addr), msg.port, addrlen); - } - HEAPU8.set(msg.buffer, buf); - return msg.buffer.byteLength; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_renameat(olddirfd, oldpath, newdirfd, newpath) { - try { - oldpath = SYSCALLS.getStr(oldpath); - newpath = SYSCALLS.getStr(newpath); - oldpath = SYSCALLS.calculateAt(olddirfd, oldpath); - newpath = SYSCALLS.calculateAt(newdirfd, newpath); - FS.rename(oldpath, newpath); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_rmdir(path) { - try { - path = SYSCALLS.getStr(path); - FS.rmdir(path); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_sendto(fd, message, length, flags, addr, addr_len) { - try { - var sock = getSocketFromFD(fd); - var dest = getSocketAddress(addr, addr_len, true); - if (!dest) { - return FS.write(sock.stream, HEAP8, message, length); - } - return sock.sock_ops.sendmsg(sock, HEAP8, message, length, dest.addr, dest.port); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_socket(domain, type, protocol) { - try { - var sock = SOCKFS.createSocket(domain, type, protocol); - return sock.stream.fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_stat64(path, buf) { - try { - path = SYSCALLS.getStr(path); - return SYSCALLS.doStat(FS.stat, path, buf); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_statfs64(path, size, buf) { - try { - path = SYSCALLS.getStr(path); - HEAP32[(((buf) + (4)) >> 2)] = 4096; - HEAP32[(((buf) + (40)) >> 2)] = 4096; - HEAP32[(((buf) + (8)) >> 2)] = 1e6; - HEAP32[(((buf) + (12)) >> 2)] = 5e5; - HEAP32[(((buf) + (16)) >> 2)] = 5e5; - HEAP32[(((buf) + (20)) >> 2)] = FS.nextInode; - HEAP32[(((buf) + (24)) >> 2)] = 1e6; - HEAP32[(((buf) + (28)) >> 2)] = 42; - HEAP32[(((buf) + (44)) >> 2)] = 2; - HEAP32[(((buf) + (36)) >> 2)] = 255; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_symlink(target, linkpath) { - try { - target = SYSCALLS.getStr(target); - linkpath = SYSCALLS.getStr(linkpath); - FS.symlink(target, linkpath); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_unlinkat(dirfd, path, flags) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - if (flags === 0) { - FS.unlink(path); - } else if (flags === 512) { - FS.rmdir(path); - } else { - abort("Invalid flags passed to unlinkat"); - } - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var readI53FromI64 = ptr => HEAPU32[((ptr) >> 2)] + HEAP32[(((ptr) + (4)) >> 2)] * 4294967296; - -function ___syscall_utimensat(dirfd, path, times, flags) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path, true); - if (!times) { - var atime = Date.now(); - var mtime = atime; - } else { - var seconds = readI53FromI64(times); - var nanoseconds = HEAP32[(((times) + (8)) >> 2)]; - atime = (seconds * 1e3) + (nanoseconds / (1e3 * 1e3)); - times += 16; - seconds = readI53FromI64(times); - nanoseconds = HEAP32[(((times) + (8)) >> 2)]; - mtime = (seconds * 1e3) + (nanoseconds / (1e3 * 1e3)); - } - FS.utime(path, atime, mtime); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var __abort_js = () => { - abort(""); -}; - -var nowIsMonotonic = 1; - -var __emscripten_get_now_is_monotonic = () => nowIsMonotonic; - -var __emscripten_lookup_name = name => { - var nameString = UTF8ToString(name); - return inetPton4(DNS.lookup_name(nameString)); -}; - -var __emscripten_memcpy_js = (dest, src, num) => HEAPU8.copyWithin(dest, src, src + num); - -var __emscripten_runtime_keepalive_clear = () => { - noExitRuntime = false; - runtimeKeepaliveCounter = 0; -}; - -var __emscripten_throw_longjmp = () => { - throw Infinity; -}; - -function __gmtime_js(time_low, time_high, tmPtr) { - var time = convertI32PairToI53Checked(time_low, time_high); - var date = new Date(time * 1e3); - HEAP32[((tmPtr) >> 2)] = date.getUTCSeconds(); - HEAP32[(((tmPtr) + (4)) >> 2)] = date.getUTCMinutes(); - HEAP32[(((tmPtr) + (8)) >> 2)] = date.getUTCHours(); - HEAP32[(((tmPtr) + (12)) >> 2)] = date.getUTCDate(); - HEAP32[(((tmPtr) + (16)) >> 2)] = date.getUTCMonth(); - HEAP32[(((tmPtr) + (20)) >> 2)] = date.getUTCFullYear() - 1900; - HEAP32[(((tmPtr) + (24)) >> 2)] = date.getUTCDay(); - var start = Date.UTC(date.getUTCFullYear(), 0, 1, 0, 0, 0, 0); - var yday = ((date.getTime() - start) / (1e3 * 60 * 60 * 24)) | 0; - HEAP32[(((tmPtr) + (28)) >> 2)] = yday; -} - -var isLeapYear = year => year % 4 === 0 && (year % 100 !== 0 || year % 400 === 0); - -var MONTH_DAYS_LEAP_CUMULATIVE = [ 0, 31, 60, 91, 121, 152, 182, 213, 244, 274, 305, 335 ]; - -var MONTH_DAYS_REGULAR_CUMULATIVE = [ 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334 ]; - -var ydayFromDate = date => { - var leap = isLeapYear(date.getFullYear()); - var monthDaysCumulative = (leap ? MONTH_DAYS_LEAP_CUMULATIVE : MONTH_DAYS_REGULAR_CUMULATIVE); - var yday = monthDaysCumulative[date.getMonth()] + date.getDate() - 1; - return yday; -}; - -function __localtime_js(time_low, time_high, tmPtr) { - var time = convertI32PairToI53Checked(time_low, time_high); - var date = new Date(time * 1e3); - HEAP32[((tmPtr) >> 2)] = date.getSeconds(); - HEAP32[(((tmPtr) + (4)) >> 2)] = date.getMinutes(); - HEAP32[(((tmPtr) + (8)) >> 2)] = date.getHours(); - HEAP32[(((tmPtr) + (12)) >> 2)] = date.getDate(); - HEAP32[(((tmPtr) + (16)) >> 2)] = date.getMonth(); - HEAP32[(((tmPtr) + (20)) >> 2)] = date.getFullYear() - 1900; - HEAP32[(((tmPtr) + (24)) >> 2)] = date.getDay(); - var yday = ydayFromDate(date) | 0; - HEAP32[(((tmPtr) + (28)) >> 2)] = yday; - HEAP32[(((tmPtr) + (36)) >> 2)] = -(date.getTimezoneOffset() * 60); - var start = new Date(date.getFullYear(), 0, 1); - var summerOffset = new Date(date.getFullYear(), 6, 1).getTimezoneOffset(); - var winterOffset = start.getTimezoneOffset(); - var dst = (summerOffset != winterOffset && date.getTimezoneOffset() == Math.min(winterOffset, summerOffset)) | 0; - HEAP32[(((tmPtr) + (32)) >> 2)] = dst; -} - -/** @suppress {duplicate } */ var setTempRet0 = val => __emscripten_tempret_set(val); - -var __mktime_js = function(tmPtr) { - var ret = (() => { - var date = new Date(HEAP32[(((tmPtr) + (20)) >> 2)] + 1900, HEAP32[(((tmPtr) + (16)) >> 2)], HEAP32[(((tmPtr) + (12)) >> 2)], HEAP32[(((tmPtr) + (8)) >> 2)], HEAP32[(((tmPtr) + (4)) >> 2)], HEAP32[((tmPtr) >> 2)], 0); - var dst = HEAP32[(((tmPtr) + (32)) >> 2)]; - var guessedOffset = date.getTimezoneOffset(); - var start = new Date(date.getFullYear(), 0, 1); - var summerOffset = new Date(date.getFullYear(), 6, 1).getTimezoneOffset(); - var winterOffset = start.getTimezoneOffset(); - var dstOffset = Math.min(winterOffset, summerOffset); - if (dst < 0) { - HEAP32[(((tmPtr) + (32)) >> 2)] = Number(summerOffset != winterOffset && dstOffset == guessedOffset); - } else if ((dst > 0) != (dstOffset == guessedOffset)) { - var nonDstOffset = Math.max(winterOffset, summerOffset); - var trueOffset = dst > 0 ? dstOffset : nonDstOffset; - date.setTime(date.getTime() + (trueOffset - guessedOffset) * 6e4); - } - HEAP32[(((tmPtr) + (24)) >> 2)] = date.getDay(); - var yday = ydayFromDate(date) | 0; - HEAP32[(((tmPtr) + (28)) >> 2)] = yday; - HEAP32[((tmPtr) >> 2)] = date.getSeconds(); - HEAP32[(((tmPtr) + (4)) >> 2)] = date.getMinutes(); - HEAP32[(((tmPtr) + (8)) >> 2)] = date.getHours(); - HEAP32[(((tmPtr) + (12)) >> 2)] = date.getDate(); - HEAP32[(((tmPtr) + (16)) >> 2)] = date.getMonth(); - HEAP32[(((tmPtr) + (20)) >> 2)] = date.getYear(); - var timeMs = date.getTime(); - if (isNaN(timeMs)) { - return -1; - } - return timeMs / 1e3; - })(); - return (setTempRet0((tempDouble = ret, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0)), - ret >>> 0); -}; - -function __mmap_js(len, prot, flags, fd, offset_low, offset_high, allocated, addr) { - var offset = convertI32PairToI53Checked(offset_low, offset_high); - try { - if (isNaN(offset)) return 61; - var stream = SYSCALLS.getStreamFromFD(fd); - var res = FS.mmap(stream, len, offset, prot, flags); - var ptr = res.ptr; - HEAP32[((allocated) >> 2)] = res.allocated; - HEAPU32[((addr) >> 2)] = ptr; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function __munmap_js(addr, len, prot, flags, fd, offset_low, offset_high) { - var offset = convertI32PairToI53Checked(offset_low, offset_high); - try { - var stream = SYSCALLS.getStreamFromFD(fd); - if (prot & 2) { - SYSCALLS.doMsync(addr, stream, len, flags, offset); - } - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var timers = {}; - -var handleException = e => { - if (e instanceof ExitStatus || e == "unwind") { - return EXITSTATUS; - } - quit_(1, e); -}; - -var runtimeKeepaliveCounter = 0; - -var keepRuntimeAlive = () => noExitRuntime || runtimeKeepaliveCounter > 0; - -var _proc_exit = code => { - EXITSTATUS = code; - if (!keepRuntimeAlive()) { - Module["onExit"]?.(code); - ABORT = true; - } - quit_(code, new ExitStatus(code)); -}; - -/** @param {boolean|number=} implicit */ var exitJS = (status, implicit) => { - EXITSTATUS = status; - if (!keepRuntimeAlive()) { - exitRuntime(); - } - _proc_exit(status); -}; - -var _exit = exitJS; - -Module["_exit"] = _exit; - -var maybeExit = () => { - if (runtimeExited) { - return; - } - if (!keepRuntimeAlive()) { - try { - _exit(EXITSTATUS); - } catch (e) { - handleException(e); - } - } -}; - -var callUserCallback = func => { - if (runtimeExited || ABORT) { - return; - } - try { - func(); - maybeExit(); - } catch (e) { - handleException(e); - } -}; - -var _emscripten_get_now; - -_emscripten_get_now = () => performance.now(); - -var __setitimer_js = (which, timeout_ms) => { - if (timers[which]) { - clearTimeout(timers[which].id); - delete timers[which]; - } - if (!timeout_ms) return 0; - var id = setTimeout(() => { - delete timers[which]; - callUserCallback(() => __emscripten_timeout(which, _emscripten_get_now())); - }, timeout_ms); - timers[which] = { - id: id, - timeout_ms: timeout_ms - }; - return 0; -}; - -var __tzset_js = (timezone, daylight, std_name, dst_name) => { - var currentYear = (new Date).getFullYear(); - var winter = new Date(currentYear, 0, 1); - var summer = new Date(currentYear, 6, 1); - var winterOffset = winter.getTimezoneOffset(); - var summerOffset = summer.getTimezoneOffset(); - var stdTimezoneOffset = Math.max(winterOffset, summerOffset); - HEAPU32[((timezone) >> 2)] = stdTimezoneOffset * 60; - HEAP32[((daylight) >> 2)] = Number(winterOffset != summerOffset); - var extractZone = date => date.toLocaleTimeString(undefined, { - hour12: false, - timeZoneName: "short" - }).split(" ")[1]; - var winterName = extractZone(winter); - var summerName = extractZone(summer); - if (summerOffset < winterOffset) { - stringToUTF8(winterName, std_name, 17); - stringToUTF8(summerName, dst_name, 17); - } else { - stringToUTF8(winterName, dst_name, 17); - stringToUTF8(summerName, std_name, 17); - } -}; - -var _emscripten_date_now = () => Date.now(); - -var getHeapMax = () => 2147483648; - -var _emscripten_get_heap_max = () => getHeapMax(); - -var growMemory = size => { - var b = wasmMemory.buffer; - var pages = (size - b.byteLength + 65535) / 65536; - try { - wasmMemory.grow(pages); - updateMemoryViews(); - return 1; - } /*success*/ catch (e) {} -}; - -var _emscripten_resize_heap = requestedSize => { - var oldSize = HEAPU8.length; - requestedSize >>>= 0; - var maxHeapSize = getHeapMax(); - if (requestedSize > maxHeapSize) { - return false; - } - var alignUp = (x, multiple) => x + (multiple - x % multiple) % multiple; - for (var cutDown = 1; cutDown <= 4; cutDown *= 2) { - var overGrownHeapSize = oldSize * (1 + .2 / cutDown); - overGrownHeapSize = Math.min(overGrownHeapSize, requestedSize + 100663296); - var newSize = Math.min(maxHeapSize, alignUp(Math.max(requestedSize, overGrownHeapSize), 65536)); - var replacement = growMemory(newSize); - if (replacement) { - return true; - } - } - return false; -}; - -var runtimeKeepalivePush = () => { - runtimeKeepaliveCounter += 1; -}; - -var runtimeKeepalivePop = () => { - runtimeKeepaliveCounter -= 1; -}; - -/** @param {number=} timeout */ var safeSetTimeout = (func, timeout) => { - runtimeKeepalivePush(); - return setTimeout(() => { - runtimeKeepalivePop(); - callUserCallback(func); - }, timeout); -}; - -var _emscripten_sleep = ms => Asyncify.handleSleep(wakeUp => safeSetTimeout(wakeUp, ms)); - -Module["_emscripten_sleep"] = _emscripten_sleep; - -_emscripten_sleep.isAsync = true; - -var ENV = PHPLoader.ENV || {}; - -var getExecutableName = () => thisProgram || "./this.program"; - -var getEnvStrings = () => { - if (!getEnvStrings.strings) { - var lang = ((typeof navigator == "object" && navigator.languages && navigator.languages[0]) || "C").replace("-", "_") + ".UTF-8"; - var env = { - "USER": "web_user", - "LOGNAME": "web_user", - "PATH": "/", - "PWD": "/", - "HOME": "/home/web_user", - "LANG": lang, - "_": getExecutableName() - }; - for (var x in ENV) { - if (ENV[x] === undefined) delete env[x]; else env[x] = ENV[x]; - } - var strings = []; - for (var x in env) { - strings.push(`${x}=${env[x]}`); - } - getEnvStrings.strings = strings; - } - return getEnvStrings.strings; -}; - -var stringToAscii = (str, buffer) => { - for (var i = 0; i < str.length; ++i) { - HEAP8[buffer++] = str.charCodeAt(i); - } - HEAP8[buffer] = 0; -}; - -var _environ_get = (__environ, environ_buf) => { - var bufSize = 0; - getEnvStrings().forEach((string, i) => { - var ptr = environ_buf + bufSize; - HEAPU32[(((__environ) + (i * 4)) >> 2)] = ptr; - stringToAscii(string, ptr); - bufSize += string.length + 1; - }); - return 0; -}; - -var _environ_sizes_get = (penviron_count, penviron_buf_size) => { - var strings = getEnvStrings(); - HEAPU32[((penviron_count) >> 2)] = strings.length; - var bufSize = 0; - strings.forEach(string => bufSize += string.length + 1); - HEAPU32[((penviron_buf_size) >> 2)] = bufSize; - return 0; -}; - -function _fd_close(fd) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - FS.close(stream); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -function _fd_fdstat_get(fd, pbuf) { - try { - var rightsBase = 0; - var rightsInheriting = 0; - var flags = 0; - { - var stream = SYSCALLS.getStreamFromFD(fd); - var type = stream.tty ? 2 : FS.isDir(stream.mode) ? 3 : FS.isLink(stream.mode) ? 7 : 4; - } - HEAP8[pbuf] = type; - HEAP16[(((pbuf) + (2)) >> 1)] = flags; - (tempI64 = [ rightsBase >>> 0, (tempDouble = rightsBase, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((pbuf) + (8)) >> 2)] = tempI64[0], HEAP32[(((pbuf) + (12)) >> 2)] = tempI64[1]); - (tempI64 = [ rightsInheriting >>> 0, (tempDouble = rightsInheriting, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((pbuf) + (16)) >> 2)] = tempI64[0], HEAP32[(((pbuf) + (20)) >> 2)] = tempI64[1]); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -/** @param {number=} offset */ var doReadv = (stream, iov, iovcnt, offset) => { - var ret = 0; - for (var i = 0; i < iovcnt; i++) { - var ptr = HEAPU32[((iov) >> 2)]; - var len = HEAPU32[(((iov) + (4)) >> 2)]; - iov += 8; - var curr = FS.read(stream, HEAP8, ptr, len, offset); - if (curr < 0) return -1; - ret += curr; - if (curr < len) break; - if (typeof offset != "undefined") { - offset += curr; - } - } - return ret; -}; - -function _fd_read(fd, iov, iovcnt, pnum) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - var num = doReadv(stream, iov, iovcnt); - HEAPU32[((pnum) >> 2)] = num; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -function _fd_seek(fd, offset_low, offset_high, whence, newOffset) { - var offset = convertI32PairToI53Checked(offset_low, offset_high); - try { - if (isNaN(offset)) return 61; - var stream = SYSCALLS.getStreamFromFD(fd); - FS.llseek(stream, offset, whence); - (tempI64 = [ stream.position >>> 0, (tempDouble = stream.position, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[((newOffset) >> 2)] = tempI64[0], HEAP32[(((newOffset) + (4)) >> 2)] = tempI64[1]); - if (stream.getdents && offset === 0 && whence === 0) stream.getdents = null; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -var _fd_sync = function(fd) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - return Asyncify.handleSleep(wakeUp => { - var mount = stream.node.mount; - if (!mount.type.syncfs) { - wakeUp(0); - return; - } - mount.type.syncfs(mount, false, err => { - if (err) { - wakeUp(29); - return; - } - wakeUp(0); - }); - }); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -}; - -_fd_sync.isAsync = true; - -/** @param {number=} offset */ var doWritev = (stream, iov, iovcnt, offset) => { - var ret = 0; - for (var i = 0; i < iovcnt; i++) { - var ptr = HEAPU32[((iov) >> 2)]; - var len = HEAPU32[(((iov) + (4)) >> 2)]; - iov += 8; - var curr = FS.write(stream, HEAP8, ptr, len, offset); - if (curr < 0) return -1; - ret += curr; - if (typeof offset != "undefined") { - offset += curr; - } - } - return ret; -}; - -function _fd_write(fd, iov, iovcnt, pnum) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - var num = doWritev(stream, iov, iovcnt); - HEAPU32[((pnum) >> 2)] = num; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -var _getaddrinfo = (node, service, hint, out) => { - var addr = 0; - var port = 0; - var flags = 0; - var family = 0; - var type = 0; - var proto = 0; - var ai; - function allocaddrinfo(family, type, proto, canon, addr, port) { - var sa, salen, ai; - var errno; - salen = family === 10 ? 28 : 16; - addr = family === 10 ? inetNtop6(addr) : inetNtop4(addr); - sa = _malloc(salen); - errno = writeSockaddr(sa, family, addr, port); - assert(!errno); - ai = _malloc(32); - HEAP32[(((ai) + (4)) >> 2)] = family; - HEAP32[(((ai) + (8)) >> 2)] = type; - HEAP32[(((ai) + (12)) >> 2)] = proto; - HEAPU32[(((ai) + (24)) >> 2)] = canon; - HEAPU32[(((ai) + (20)) >> 2)] = sa; - if (family === 10) { - HEAP32[(((ai) + (16)) >> 2)] = 28; - } else { - HEAP32[(((ai) + (16)) >> 2)] = 16; - } - HEAP32[(((ai) + (28)) >> 2)] = 0; - return ai; - } - if (hint) { - flags = HEAP32[((hint) >> 2)]; - family = HEAP32[(((hint) + (4)) >> 2)]; - type = HEAP32[(((hint) + (8)) >> 2)]; - proto = HEAP32[(((hint) + (12)) >> 2)]; - } - if (type && !proto) { - proto = type === 2 ? 17 : 6; - } - if (!type && proto) { - type = proto === 17 ? 2 : 1; - } - if (proto === 0) { - proto = 6; - } - if (type === 0) { - type = 1; - } - if (!node && !service) { - return -2; - } - if (flags & ~(1 | 2 | 4 | 1024 | 8 | 16 | 32)) { - return -1; - } - if (hint !== 0 && (HEAP32[((hint) >> 2)] & 2) && !node) { - return -1; - } - if (flags & 32) { - return -2; - } - if (type !== 0 && type !== 1 && type !== 2) { - return -7; - } - if (family !== 0 && family !== 2 && family !== 10) { - return -6; - } - if (service) { - service = UTF8ToString(service); - port = parseInt(service, 10); - if (isNaN(port)) { - if (flags & 1024) { - return -2; - } - return -8; - } - } - if (!node) { - if (family === 0) { - family = 2; - } - if ((flags & 1) === 0) { - if (family === 2) { - addr = _htonl(2130706433); - } else { - addr = [ 0, 0, 0, 1 ]; - } - } - ai = allocaddrinfo(family, type, proto, null, addr, port); - HEAPU32[((out) >> 2)] = ai; - return 0; - } - node = UTF8ToString(node); - addr = inetPton4(node); - if (addr !== null) { - if (family === 0 || family === 2) { - family = 2; - } else if (family === 10 && (flags & 8)) { - addr = [ 0, 0, _htonl(65535), addr ]; - family = 10; - } else { - return -2; - } - } else { - addr = inetPton6(node); - if (addr !== null) { - if (family === 0 || family === 10) { - family = 10; - } else { - return -2; - } - } - } - if (addr != null) { - ai = allocaddrinfo(family, type, proto, node, addr, port); - HEAPU32[((out) >> 2)] = ai; - return 0; - } - if (flags & 4) { - return -2; - } - node = DNS.lookup_name(node); - addr = inetPton4(node); - if (family === 0) { - family = 2; - } else if (family === 10) { - addr = [ 0, 0, _htonl(65535), addr ]; - } - ai = allocaddrinfo(family, type, proto, null, addr, port); - HEAPU32[((out) >> 2)] = ai; - return 0; -}; - -var _getnameinfo = (sa, salen, node, nodelen, serv, servlen, flags) => { - var info = readSockaddr(sa, salen); - if (info.errno) { - return -6; - } - var port = info.port; - var addr = info.addr; - var overflowed = false; - if (node && nodelen) { - var lookup; - if ((flags & 1) || !(lookup = DNS.lookup_addr(addr))) { - if (flags & 8) { - return -2; - } - } else { - addr = lookup; - } - var numBytesWrittenExclNull = stringToUTF8(addr, node, nodelen); - if (numBytesWrittenExclNull + 1 >= nodelen) { - overflowed = true; - } - } - if (serv && servlen) { - port = "" + port; - var numBytesWrittenExclNull = stringToUTF8(port, serv, servlen); - if (numBytesWrittenExclNull + 1 >= servlen) { - overflowed = true; - } - } - if (overflowed) { - return -12; - } - return 0; -}; - -var Protocols = { - list: [], - map: {} -}; - -var _setprotoent = stayopen => { - function allocprotoent(name, proto, aliases) { - var nameBuf = _malloc(name.length + 1); - stringToAscii(name, nameBuf); - var j = 0; - var length = aliases.length; - var aliasListBuf = _malloc((length + 1) * 4); - for (var i = 0; i < length; i++, j += 4) { - var alias = aliases[i]; - var aliasBuf = _malloc(alias.length + 1); - stringToAscii(alias, aliasBuf); - HEAPU32[(((aliasListBuf) + (j)) >> 2)] = aliasBuf; - } - HEAPU32[(((aliasListBuf) + (j)) >> 2)] = 0; - var pe = _malloc(12); - HEAPU32[((pe) >> 2)] = nameBuf; - HEAPU32[(((pe) + (4)) >> 2)] = aliasListBuf; - HEAP32[(((pe) + (8)) >> 2)] = proto; - return pe; - } - var list = Protocols.list; - var map = Protocols.map; - if (list.length === 0) { - var entry = allocprotoent("tcp", 6, [ "TCP" ]); - list.push(entry); - map["tcp"] = map["6"] = entry; - entry = allocprotoent("udp", 17, [ "UDP" ]); - list.push(entry); - map["udp"] = map["17"] = entry; - } - _setprotoent.index = 0; -}; - -var _getprotobyname = name => { - name = UTF8ToString(name); - _setprotoent(true); - var result = Protocols.map[name]; - return result; -}; - -var _getprotobynumber = number => { - _setprotoent(true); - var result = Protocols.map[number]; - return result; -}; - -var stackAlloc = sz => __emscripten_stack_alloc(sz); - -/** @suppress {duplicate } */ var stringToUTF8OnStack = str => { - var size = lengthBytesUTF8(str) + 1; - var ret = stackAlloc(size); - stringToUTF8(str, ret, size); - return ret; -}; - -var allocateUTF8OnStack = stringToUTF8OnStack; - -var PHPWASM = { - init: function() { - FS.mkdir("/internal"); - FS.mkdir("/internal/shared"); - FS.mkdir("/internal/shared/preload"); - PHPWASM.EventEmitter = ENVIRONMENT_IS_NODE ? require("events").EventEmitter : class EventEmitter { - constructor() { - this.listeners = {}; - } - emit(eventName, data) { - if (this.listeners[eventName]) { - this.listeners[eventName].forEach(callback => { - callback(data); - }); - } - } - once(eventName, callback) { - const self = this; - function removedCallback() { - callback(...arguments); - self.removeListener(eventName, removedCallback); - } - this.on(eventName, removedCallback); - } - removeAllListeners(eventName) { - if (eventName) { - delete this.listeners[eventName]; - } else { - this.listeners = {}; - } - } - removeListener(eventName, callback) { - if (this.listeners[eventName]) { - const idx = this.listeners[eventName].indexOf(callback); - if (idx !== -1) { - this.listeners[eventName].splice(idx, 1); - } - } - } - }; - PHPWASM.child_proc_by_fd = {}; - PHPWASM.child_proc_by_pid = {}; - PHPWASM.input_devices = {}; - }, - getAllWebSockets: function(sock) { - const webSockets = new Set; - if (sock.server) { - sock.server.clients.forEach(ws => { - webSockets.add(ws); - }); - } - for (const peer of PHPWASM.getAllPeers(sock)) { - webSockets.add(peer.socket); - } - return Array.from(webSockets); - }, - getAllPeers: function(sock) { - const peers = new Set; - if (sock.server) { - sock.pending.filter(pending => pending.peers).forEach(pending => { - for (const peer of Object.values(pending.peers)) { - peers.add(peer); - } - }); - } - if (sock.peers) { - for (const peer of Object.values(sock.peers)) { - peers.add(peer); - } - } - return Array.from(peers); - }, - awaitData: function(ws) { - return PHPWASM.awaitEvent(ws, "message"); - }, - awaitConnection: function(ws) { - if (ws.OPEN === ws.readyState) { - return [ Promise.resolve(), PHPWASM.noop ]; - } - return PHPWASM.awaitEvent(ws, "open"); - }, - awaitClose: function(ws) { - if ([ ws.CLOSING, ws.CLOSED ].includes(ws.readyState)) { - return [ Promise.resolve(), PHPWASM.noop ]; - } - return PHPWASM.awaitEvent(ws, "close"); - }, - awaitError: function(ws) { - if ([ ws.CLOSING, ws.CLOSED ].includes(ws.readyState)) { - return [ Promise.resolve(), PHPWASM.noop ]; - } - return PHPWASM.awaitEvent(ws, "error"); - }, - awaitEvent: function(ws, event) { - let resolve; - const listener = () => { - resolve(); - }; - const promise = new Promise(function(_resolve) { - resolve = _resolve; - ws.once(event, listener); - }); - const cancel = () => { - ws.removeListener(event, listener); - setTimeout(resolve); - }; - return [ promise, cancel ]; - }, - noop: function() {}, - spawnProcess: function(command, args, options) { - if (Module["spawnProcess"]) { - const spawnedPromise = Module["spawnProcess"](command, args, options); - return Promise.resolve(spawnedPromise).then(function(spawned) { - if (!spawned || !spawned.on) { - throw new Error("spawnProcess() must return an EventEmitter but returned a different type."); - } - return spawned; - }); - } - if (ENVIRONMENT_IS_NODE) { - return require("child_process").spawn(command, args, { - ...options, - shell: true, - stdio: [ "pipe", "pipe", "pipe" ], - timeout: 100 - }); - } - const e = new Error("popen(), proc_open() etc. are unsupported in the browser. Call php.setSpawnHandler() " + "and provide a callback to handle spawning processes, or disable a popen(), proc_open() " + "and similar functions via php.ini."); - e.code = "SPAWN_UNSUPPORTED"; - throw e; - }, - shutdownSocket: function(socketd, how) { - const sock = getSocketFromFD(socketd); - const peer = Object.values(sock.peers)[0]; - if (!peer) { - return -1; - } - try { - peer.socket.close(); - SOCKFS.websocket_sock_ops.removePeer(sock, peer); - return 0; - } catch (e) { - console.log("Socket shutdown error", e); - return -1; - } - } -}; - -function _js_create_input_device(deviceId) { - let dataBuffer = []; - let dataCallback; - const filename = "proc_id_" + deviceId; - const device = FS.createDevice("/dev", filename, function() {}, function(byte) { - try { - dataBuffer.push(byte); - if (dataCallback) { - dataCallback(new Uint8Array(dataBuffer)); - dataBuffer = []; - } - } catch (e) { - console.error(e); - throw e; - } - }); - const devicePath = "/dev/" + filename; - PHPWASM.input_devices[deviceId] = { - devicePath: devicePath, - onData: function(cb) { - dataCallback = cb; - dataBuffer.forEach(function(data) { - cb(data); - }); - dataBuffer.length = 0; - } - }; - return allocateUTF8OnStack(devicePath); -} - -function _js_open_process(command, argsPtr, argsLength, descriptorsPtr, descriptorsLength, cwdPtr, cwdLength, envPtr, envLength) { - if (!command) { - return 1; - } - const cmdstr = UTF8ToString(command); - if (!cmdstr.length) { - return 0; - } - let argsArray = []; - if (argsLength) { - for (var i = 0; i < argsLength; i++) { - const charPointer = argsPtr + i * 4; - argsArray.push(UTF8ToString(HEAPU32[charPointer >> 2])); - } - } - const cwdstr = cwdPtr ? UTF8ToString(cwdPtr) : null; - let envObject = null; - if (envLength) { - envObject = {}; - for (var i = 0; i < envLength; i++) { - const envPointer = envPtr + i * 4; - const envEntry = UTF8ToString(HEAPU32[envPointer >> 2]); - const splitAt = envEntry.indexOf("="); - if (splitAt === -1) { - continue; - } - const key = envEntry.substring(0, splitAt); - const value = envEntry.substring(splitAt + 1); - envObject[key] = value; - } - } - var std = {}; - for (var i = 0; i < descriptorsLength; i++) { - const descriptorPtr = HEAPU32[(descriptorsPtr + i * 4) >> 2]; - std[HEAPU32[descriptorPtr >> 2]] = { - child: HEAPU32[(descriptorPtr + 4) >> 2], - parent: HEAPU32[(descriptorPtr + 8) >> 2] - }; - } - return Asyncify.handleSleep(async wakeUp => { - let cp; - try { - const options = {}; - if (cwdstr !== null) { - options.cwd = cwdstr; - } - if (envObject !== null) { - options.env = envObject; - } - cp = PHPWASM.spawnProcess(cmdstr, argsArray, options); - if (cp instanceof Promise) { - cp = await cp; - } - } catch (e) { - if (e.code === "SPAWN_UNSUPPORTED") { - wakeUp(1); - return; - } - console.error(e); - wakeUp(1); - throw e; - } - const ProcInfo = { - pid: cp.pid, - exited: false, - stdinFd: std[0]?.child, - stdinIsDevice: std[0]?.child in PHPWASM.input_devices, - stdoutChildFd: std[1]?.child, - stdoutParentFd: std[1]?.parent, - stderrChildFd: std[2]?.child, - stderrParentFd: std[2]?.parent, - stdout: new PHPWASM.EventEmitter, - stderr: new PHPWASM.EventEmitter - }; - if (ProcInfo.stdoutChildFd) PHPWASM.child_proc_by_fd[ProcInfo.stdoutChildFd] = ProcInfo; - if (ProcInfo.stderrChildFd) PHPWASM.child_proc_by_fd[ProcInfo.stderrChildFd] = ProcInfo; - if (ProcInfo.stdoutParentFd) PHPWASM.child_proc_by_fd[ProcInfo.stdoutParentFd] = ProcInfo; - if (ProcInfo.stderrParentFd) PHPWASM.child_proc_by_fd[ProcInfo.stderrParentFd] = ProcInfo; - PHPWASM.child_proc_by_pid[ProcInfo.pid] = ProcInfo; - cp.on("exit", function(code) { - ProcInfo.exitCode = code; - ProcInfo.exited = true; - ProcInfo.stdout.emit("data"); - ProcInfo.stderr.emit("data"); - }); - if (ProcInfo.stdoutChildFd) { - const stdoutStream = SYSCALLS.getStreamFromFD(ProcInfo.stdoutChildFd); - let stdoutAt = 0; - cp.stdout.on("data", function(data) { - ProcInfo.stdout.emit("data", data); - stdoutStream.stream_ops.write(stdoutStream, data, 0, data.length, stdoutAt); - stdoutAt += data.length; - }); - } - if (ProcInfo.stderrChildFd) { - const stderrStream = SYSCALLS.getStreamFromFD(ProcInfo.stderrChildFd); - let stderrAt = 0; - cp.stderr.on("data", function(data) { - ProcInfo.stderr.emit("data", data); - stderrStream.stream_ops.write(stderrStream, data, 0, data.length, stderrAt); - stderrAt += data.length; - }); - } - /** - * Wait until the child process has been spawned. - * Unfortunately there is no Node.js API to check whether - * the process has already been spawned. We can only listen - * to the 'spawn' event and if it has already been spawned, - * listen to the 'exit' event. - */ try { - await new Promise((resolve, reject) => { - cp.on("spawn", resolve); - cp.on("error", reject); - }); - } catch (e) { - console.error(e); - wakeUp(1); - return; - } - if (ProcInfo.stdinIsDevice) { - PHPWASM.input_devices[ProcInfo.stdinFd].onData(function(data) { - if (!data) return; - const dataStr = new TextDecoder("utf-8").decode(data); - cp.stdin.write(dataStr); - }); - wakeUp(ProcInfo.pid); - return; - } - if (ProcInfo.stdinFd) { - const stdinStream = SYSCALLS.getStreamFromFD(ProcInfo.stdinFd); - if (stdinStream.node) { - const CHUNK_SIZE = 1024; - const buffer = new Uint8Array(CHUNK_SIZE); - let offset = 0; - while (true) { - const bytesRead = stdinStream.stream_ops.read(stdinStream, buffer, 0, CHUNK_SIZE, offset); - if (bytesRead === null || bytesRead === 0) { - break; - } - try { - cp.stdin.write(buffer.subarray(0, bytesRead)); - } catch (e) { - console.error(e); - return 1; - } - if (bytesRead < CHUNK_SIZE) { - break; - } - offset += bytesRead; - } - wakeUp(ProcInfo.pid); - return; - } - } - wakeUp(ProcInfo.pid); - }); -} - -function _js_process_status(pid, exitCodePtr) { - if (!PHPWASM.child_proc_by_pid[pid]) { - return -1; - } - if (PHPWASM.child_proc_by_pid[pid].exited) { - HEAPU32[exitCodePtr >> 2] = PHPWASM.child_proc_by_pid[pid].exitCode; - return 1; - } - return 0; -} - -function _js_waitpid(pid, exitCodePtr) { - if (!PHPWASM.child_proc_by_pid[pid]) { - return -1; - } - return Asyncify.handleSleep(wakeUp => { - const poll = function() { - if (PHPWASM.child_proc_by_pid[pid]?.exited) { - HEAPU32[exitCodePtr >> 2] = PHPWASM.child_proc_by_pid[pid].exitCode; - wakeUp(pid); - } else { - setTimeout(poll, 50); - } - }; - poll(); - }); -} - -var arraySum = (array, index) => { - var sum = 0; - for (var i = 0; i <= index; sum += array[i++]) {} - return sum; -}; - -var MONTH_DAYS_LEAP = [ 31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 ]; - -var MONTH_DAYS_REGULAR = [ 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 ]; - -var addDays = (date, days) => { - var newDate = new Date(date.getTime()); - while (days > 0) { - var leap = isLeapYear(newDate.getFullYear()); - var currentMonth = newDate.getMonth(); - var daysInCurrentMonth = (leap ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR)[currentMonth]; - if (days > daysInCurrentMonth - newDate.getDate()) { - days -= (daysInCurrentMonth - newDate.getDate() + 1); - newDate.setDate(1); - if (currentMonth < 11) { - newDate.setMonth(currentMonth + 1); - } else { - newDate.setMonth(0); - newDate.setFullYear(newDate.getFullYear() + 1); - } - } else { - newDate.setDate(newDate.getDate() + days); - return newDate; - } - } - return newDate; -}; - -var writeArrayToMemory = (array, buffer) => { - HEAP8.set(array, buffer); -}; - -var _strftime = (s, maxsize, format, tm) => { - var tm_zone = HEAPU32[(((tm) + (40)) >> 2)]; - var date = { - tm_sec: HEAP32[((tm) >> 2)], - tm_min: HEAP32[(((tm) + (4)) >> 2)], - tm_hour: HEAP32[(((tm) + (8)) >> 2)], - tm_mday: HEAP32[(((tm) + (12)) >> 2)], - tm_mon: HEAP32[(((tm) + (16)) >> 2)], - tm_year: HEAP32[(((tm) + (20)) >> 2)], - tm_wday: HEAP32[(((tm) + (24)) >> 2)], - tm_yday: HEAP32[(((tm) + (28)) >> 2)], - tm_isdst: HEAP32[(((tm) + (32)) >> 2)], - tm_gmtoff: HEAP32[(((tm) + (36)) >> 2)], - tm_zone: tm_zone ? UTF8ToString(tm_zone) : "" - }; - var pattern = UTF8ToString(format); - var EXPANSION_RULES_1 = { - "%c": "%a %b %d %H:%M:%S %Y", - "%D": "%m/%d/%y", - "%F": "%Y-%m-%d", - "%h": "%b", - "%r": "%I:%M:%S %p", - "%R": "%H:%M", - "%T": "%H:%M:%S", - "%x": "%m/%d/%y", - "%X": "%H:%M:%S", - "%Ec": "%c", - "%EC": "%C", - "%Ex": "%m/%d/%y", - "%EX": "%H:%M:%S", - "%Ey": "%y", - "%EY": "%Y", - "%Od": "%d", - "%Oe": "%e", - "%OH": "%H", - "%OI": "%I", - "%Om": "%m", - "%OM": "%M", - "%OS": "%S", - "%Ou": "%u", - "%OU": "%U", - "%OV": "%V", - "%Ow": "%w", - "%OW": "%W", - "%Oy": "%y" - }; - for (var rule in EXPANSION_RULES_1) { - pattern = pattern.replace(new RegExp(rule, "g"), EXPANSION_RULES_1[rule]); - } - var WEEKDAYS = [ "Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday" ]; - var MONTHS = [ "January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December" ]; - function leadingSomething(value, digits, character) { - var str = typeof value == "number" ? value.toString() : (value || ""); - while (str.length < digits) { - str = character[0] + str; - } - return str; - } - function leadingNulls(value, digits) { - return leadingSomething(value, digits, "0"); - } - function compareByDay(date1, date2) { - function sgn(value) { - return value < 0 ? -1 : (value > 0 ? 1 : 0); - } - var compare; - if ((compare = sgn(date1.getFullYear() - date2.getFullYear())) === 0) { - if ((compare = sgn(date1.getMonth() - date2.getMonth())) === 0) { - compare = sgn(date1.getDate() - date2.getDate()); - } - } - return compare; - } - function getFirstWeekStartDate(janFourth) { - switch (janFourth.getDay()) { - case 0: - return new Date(janFourth.getFullYear() - 1, 11, 29); - - case 1: - return janFourth; - - case 2: - return new Date(janFourth.getFullYear(), 0, 3); - - case 3: - return new Date(janFourth.getFullYear(), 0, 2); - - case 4: - return new Date(janFourth.getFullYear(), 0, 1); - - case 5: - return new Date(janFourth.getFullYear() - 1, 11, 31); - - case 6: - return new Date(janFourth.getFullYear() - 1, 11, 30); - } - } - function getWeekBasedYear(date) { - var thisDate = addDays(new Date(date.tm_year + 1900, 0, 1), date.tm_yday); - var janFourthThisYear = new Date(thisDate.getFullYear(), 0, 4); - var janFourthNextYear = new Date(thisDate.getFullYear() + 1, 0, 4); - var firstWeekStartThisYear = getFirstWeekStartDate(janFourthThisYear); - var firstWeekStartNextYear = getFirstWeekStartDate(janFourthNextYear); - if (compareByDay(firstWeekStartThisYear, thisDate) <= 0) { - if (compareByDay(firstWeekStartNextYear, thisDate) <= 0) { - return thisDate.getFullYear() + 1; - } - return thisDate.getFullYear(); - } - return thisDate.getFullYear() - 1; - } - var EXPANSION_RULES_2 = { - "%a": date => WEEKDAYS[date.tm_wday].substring(0, 3), - "%A": date => WEEKDAYS[date.tm_wday], - "%b": date => MONTHS[date.tm_mon].substring(0, 3), - "%B": date => MONTHS[date.tm_mon], - "%C": date => { - var year = date.tm_year + 1900; - return leadingNulls((year / 100) | 0, 2); - }, - "%d": date => leadingNulls(date.tm_mday, 2), - "%e": date => leadingSomething(date.tm_mday, 2, " "), - "%g": date => getWeekBasedYear(date).toString().substring(2), - "%G": getWeekBasedYear, - "%H": date => leadingNulls(date.tm_hour, 2), - "%I": date => { - var twelveHour = date.tm_hour; - if (twelveHour == 0) twelveHour = 12; else if (twelveHour > 12) twelveHour -= 12; - return leadingNulls(twelveHour, 2); - }, - "%j": date => leadingNulls(date.tm_mday + arraySum(isLeapYear(date.tm_year + 1900) ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, date.tm_mon - 1), 3), - "%m": date => leadingNulls(date.tm_mon + 1, 2), - "%M": date => leadingNulls(date.tm_min, 2), - "%n": () => "\n", - "%p": date => { - if (date.tm_hour >= 0 && date.tm_hour < 12) { - return "AM"; - } - return "PM"; - }, - "%S": date => leadingNulls(date.tm_sec, 2), - "%t": () => "\t", - "%u": date => date.tm_wday || 7, - "%U": date => { - var days = date.tm_yday + 7 - date.tm_wday; - return leadingNulls(Math.floor(days / 7), 2); - }, - "%V": date => { - var val = Math.floor((date.tm_yday + 7 - (date.tm_wday + 6) % 7) / 7); - if ((date.tm_wday + 371 - date.tm_yday - 2) % 7 <= 2) { - val++; - } - if (!val) { - val = 52; - var dec31 = (date.tm_wday + 7 - date.tm_yday - 1) % 7; - if (dec31 == 4 || (dec31 == 5 && isLeapYear(date.tm_year % 400 - 1))) { - val++; - } - } else if (val == 53) { - var jan1 = (date.tm_wday + 371 - date.tm_yday) % 7; - if (jan1 != 4 && (jan1 != 3 || !isLeapYear(date.tm_year))) val = 1; - } - return leadingNulls(val, 2); - }, - "%w": date => date.tm_wday, - "%W": date => { - var days = date.tm_yday + 7 - ((date.tm_wday + 6) % 7); - return leadingNulls(Math.floor(days / 7), 2); - }, - "%y": date => (date.tm_year + 1900).toString().substring(2), - "%Y": date => date.tm_year + 1900, - "%z": date => { - var off = date.tm_gmtoff; - var ahead = off >= 0; - off = Math.abs(off) / 60; - off = (off / 60) * 100 + (off % 60); - return (ahead ? "+" : "-") + String("0000" + off).slice(-4); - }, - "%Z": date => date.tm_zone, - "%%": () => "%" - }; - pattern = pattern.replace(/%%/g, "\0\0"); - for (var rule in EXPANSION_RULES_2) { - if (pattern.includes(rule)) { - pattern = pattern.replace(new RegExp(rule, "g"), EXPANSION_RULES_2[rule](date)); - } - } - pattern = pattern.replace(/\0\0/g, "%"); - var bytes = intArrayFromString(pattern, false); - if (bytes.length > maxsize) { - return 0; - } - writeArrayToMemory(bytes, s); - return bytes.length - 1; -}; - -var _strftime_l = (s, maxsize, format, tm, loc) => _strftime(s, maxsize, format, tm); - -var _strptime = (buf, format, tm) => { - var pattern = UTF8ToString(format); - var SPECIAL_CHARS = "\\!@#$^&*()+=-[]/{}|:<>?,."; - for (var i = 0, ii = SPECIAL_CHARS.length; i < ii; ++i) { - pattern = pattern.replace(new RegExp("\\" + SPECIAL_CHARS[i], "g"), "\\" + SPECIAL_CHARS[i]); - } - var EQUIVALENT_MATCHERS = { - "A": "%a", - "B": "%b", - "c": "%a %b %d %H:%M:%S %Y", - "D": "%m\\/%d\\/%y", - "e": "%d", - "F": "%Y-%m-%d", - "h": "%b", - "R": "%H\\:%M", - "r": "%I\\:%M\\:%S\\s%p", - "T": "%H\\:%M\\:%S", - "x": "%m\\/%d\\/(?:%y|%Y)", - "X": "%H\\:%M\\:%S" - }; - var DATE_PATTERNS = { - /* weekday name */ "a": "(?:Sun(?:day)?)|(?:Mon(?:day)?)|(?:Tue(?:sday)?)|(?:Wed(?:nesday)?)|(?:Thu(?:rsday)?)|(?:Fri(?:day)?)|(?:Sat(?:urday)?)", - /* month name */ "b": "(?:Jan(?:uary)?)|(?:Feb(?:ruary)?)|(?:Mar(?:ch)?)|(?:Apr(?:il)?)|May|(?:Jun(?:e)?)|(?:Jul(?:y)?)|(?:Aug(?:ust)?)|(?:Sep(?:tember)?)|(?:Oct(?:ober)?)|(?:Nov(?:ember)?)|(?:Dec(?:ember)?)", - /* century */ "C": "\\d\\d", - /* day of month */ "d": "0[1-9]|[1-9](?!\\d)|1\\d|2\\d|30|31", - /* hour (24hr) */ "H": "\\d(?!\\d)|[0,1]\\d|20|21|22|23", - /* hour (12hr) */ "I": "\\d(?!\\d)|0\\d|10|11|12", - /* day of year */ "j": "00[1-9]|0?[1-9](?!\\d)|0?[1-9]\\d(?!\\d)|[1,2]\\d\\d|3[0-6]\\d", - /* month */ "m": "0[1-9]|[1-9](?!\\d)|10|11|12", - /* minutes */ "M": "0\\d|\\d(?!\\d)|[1-5]\\d", - /* whitespace */ "n": " ", - /* AM/PM */ "p": "AM|am|PM|pm|A\\.M\\.|a\\.m\\.|P\\.M\\.|p\\.m\\.", - /* seconds */ "S": "0\\d|\\d(?!\\d)|[1-5]\\d|60", - /* week number */ "U": "0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53", - /* week number */ "W": "0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53", - /* weekday number */ "w": "[0-6]", - /* 2-digit year */ "y": "\\d\\d", - /* 4-digit year */ "Y": "\\d\\d\\d\\d", - /* whitespace */ "t": " ", - /* time zone */ "z": "Z|(?:[\\+\\-]\\d\\d:?(?:\\d\\d)?)" - }; - var MONTH_NUMBERS = { - JAN: 0, - FEB: 1, - MAR: 2, - APR: 3, - MAY: 4, - JUN: 5, - JUL: 6, - AUG: 7, - SEP: 8, - OCT: 9, - NOV: 10, - DEC: 11 - }; - var DAY_NUMBERS_SUN_FIRST = { - SUN: 0, - MON: 1, - TUE: 2, - WED: 3, - THU: 4, - FRI: 5, - SAT: 6 - }; - var DAY_NUMBERS_MON_FIRST = { - MON: 0, - TUE: 1, - WED: 2, - THU: 3, - FRI: 4, - SAT: 5, - SUN: 6 - }; - var capture = []; - var pattern_out = pattern.replace(/%(.)/g, (m, c) => EQUIVALENT_MATCHERS[c] || m).replace(/%(.)/g, (_, c) => { - let pat = DATE_PATTERNS[c]; - if (pat) { - capture.push(c); - return `(${pat})`; - } else { - return c; - } - }).replace(/\s+/g, "\\s*"); - var matches = new RegExp("^" + pattern_out, "i").exec(UTF8ToString(buf)); - function initDate() { - function fixup(value, min, max) { - return (typeof value != "number" || isNaN(value)) ? min : (value >= min ? (value <= max ? value : max) : min); - } - return { - year: fixup(HEAP32[(((tm) + (20)) >> 2)] + 1900, 1970, 9999), - month: fixup(HEAP32[(((tm) + (16)) >> 2)], 0, 11), - day: fixup(HEAP32[(((tm) + (12)) >> 2)], 1, 31), - hour: fixup(HEAP32[(((tm) + (8)) >> 2)], 0, 23), - min: fixup(HEAP32[(((tm) + (4)) >> 2)], 0, 59), - sec: fixup(HEAP32[((tm) >> 2)], 0, 59), - gmtoff: 0 - }; - } - if (matches) { - var date = initDate(); - var value; - var getMatch = symbol => { - var pos = capture.indexOf(symbol); - if (pos >= 0) { - return matches[pos + 1]; - } - return; - }; - if ((value = getMatch("S"))) { - date.sec = jstoi_q(value); - } - if ((value = getMatch("M"))) { - date.min = jstoi_q(value); - } - if ((value = getMatch("H"))) { - date.hour = jstoi_q(value); - } else if ((value = getMatch("I"))) { - var hour = jstoi_q(value); - if ((value = getMatch("p"))) { - hour += value.toUpperCase()[0] === "P" ? 12 : 0; - } - date.hour = hour; - } - if ((value = getMatch("Y"))) { - date.year = jstoi_q(value); - } else if ((value = getMatch("y"))) { - var year = jstoi_q(value); - if ((value = getMatch("C"))) { - year += jstoi_q(value) * 100; - } else { - year += year < 69 ? 2e3 : 1900; - } - date.year = year; - } - if ((value = getMatch("m"))) { - date.month = jstoi_q(value) - 1; - } else if ((value = getMatch("b"))) { - date.month = MONTH_NUMBERS[value.substring(0, 3).toUpperCase()] || 0; - } - if ((value = getMatch("d"))) { - date.day = jstoi_q(value); - } else if ((value = getMatch("j"))) { - var day = jstoi_q(value); - var leapYear = isLeapYear(date.year); - for (var month = 0; month < 12; ++month) { - var daysUntilMonth = arraySum(leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, month - 1); - if (day <= daysUntilMonth + (leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR)[month]) { - date.day = day - daysUntilMonth; - } - } - } else if ((value = getMatch("a"))) { - var weekDay = value.substring(0, 3).toUpperCase(); - if ((value = getMatch("U"))) { - var weekDayNumber = DAY_NUMBERS_SUN_FIRST[weekDay]; - var weekNumber = jstoi_q(value); - var janFirst = new Date(date.year, 0, 1); - var endDate; - if (janFirst.getDay() === 0) { - endDate = addDays(janFirst, weekDayNumber + 7 * (weekNumber - 1)); - } else { - endDate = addDays(janFirst, 7 - janFirst.getDay() + weekDayNumber + 7 * (weekNumber - 1)); - } - date.day = endDate.getDate(); - date.month = endDate.getMonth(); - } else if ((value = getMatch("W"))) { - var weekDayNumber = DAY_NUMBERS_MON_FIRST[weekDay]; - var weekNumber = jstoi_q(value); - var janFirst = new Date(date.year, 0, 1); - var endDate; - if (janFirst.getDay() === 1) { - endDate = addDays(janFirst, weekDayNumber + 7 * (weekNumber - 1)); - } else { - endDate = addDays(janFirst, 7 - janFirst.getDay() + 1 + weekDayNumber + 7 * (weekNumber - 1)); - } - date.day = endDate.getDate(); - date.month = endDate.getMonth(); - } - } - if ((value = getMatch("z"))) { - if (value.toLowerCase() === "z") { - date.gmtoff = 0; - } else { - var match = value.match(/^((?:\-|\+)\d\d):?(\d\d)?/); - date.gmtoff = match[1] * 3600; - if (match[2]) { - date.gmtoff += date.gmtoff > 0 ? match[2] * 60 : -match[2] * 60; - } - } - } - /* + // The rest of the code comes from the built php.js file and esm-suffix.js + // include: shell.js + // The Module object: Our interface to the outside world. We import + // and export values on it. There are various ways Module can be used: + // 1. Not defined. We create it here + // 2. A function parameter, function(moduleArg) => Promise + // 3. pre-run appended it, var Module = {}; ..generated code.. + // 4. External script tag defines var Module. + // We need to check if Module already exists (e.g. case 3 above). + // Substitution will be replaced with actual code on later stage of the build, + // this way Closure Compiler will not mangle it (e.g. case 4. above). + // Note that if you want to run closure, and also to use Module + // after the generated code, you will need to define var Module = {}; + // before the code. Then that object will be used in the code, and you + // can continue to use Module afterwards as well. + var Module = typeof PHPLoader != 'undefined' ? PHPLoader : {}; + + var ENVIRONMENT_IS_WORKER = RuntimeName === 'WORKER'; + + var ENVIRONMENT_IS_NODE = RuntimeName === 'NODE'; + + if (ENVIRONMENT_IS_NODE) { + } + + // --pre-jses are emitted after the Module integration code, so that they can + // refer to Module (if they choose; they can also define Module) + // Sometimes an existing Module object exists with properties + // meant to overwrite the default module functionality. Here + // we collect those properties and reapply _after_ we configure + // the current environment's defaults to avoid having to be so + // defensive during initialization. + var moduleOverrides = Object.assign({}, Module); + + var arguments_ = []; + + var thisProgram = './this.program'; + + var quit_ = (status, toThrow) => { + throw toThrow; + }; + + // `/` should be present at the end if `scriptDirectory` is not empty + var scriptDirectory = ''; + + function locateFile(path) { + if (Module['locateFile']) { + return Module['locateFile'](path, scriptDirectory); + } + return scriptDirectory + path; + } + + // Hooks that are implemented differently in different runtime environments. + var readAsync, readBinary; + + if (ENVIRONMENT_IS_NODE) { + // These modules will usually be used on Node.js. Load them eagerly to avoid + // the complexity of lazy-loading. + var fs = require('fs'); + var nodePath = require('path'); + scriptDirectory = __dirname + '/'; + // include: node_shell_read.js + readBinary = (filename) => { + // We need to re-wrap `file://` strings to URLs. + filename = isFileURI(filename) ? new URL(filename) : filename; + var ret = fs.readFileSync(filename); + return ret; + }; + readAsync = async (filename, binary = true) => { + // See the comment in the `readBinary` function. + filename = isFileURI(filename) ? new URL(filename) : filename; + var ret = fs.readFileSync(filename, binary ? undefined : 'utf8'); + return ret; + }; + // end include: node_shell_read.js + if (!Module['thisProgram'] && process.argv.length > 1) { + thisProgram = process.argv[1].replace(/\\/g, '/'); + } + arguments_ = process.argv.slice(2); + if (typeof module != 'undefined') { + module['exports'] = Module; + } + quit_ = (status, toThrow) => { + process.exitCode = status; + throw toThrow; + }; + } // Note that this includes Node.js workers when relevant (pthreads is enabled). + // Node.js workers are detected as a combination of ENVIRONMENT_IS_WORKER and + // ENVIRONMENT_IS_NODE. + else { + } + + var out = Module['print'] || console.log.bind(console); + + var err = Module['printErr'] || console.error.bind(console); + + // Merge back in the overrides + Object.assign(Module, moduleOverrides); + + // Free the object hierarchy contained in the overrides, this lets the GC + // reclaim data used. + moduleOverrides = null; + + // Emit code to handle expected values on the Module object. This applies Module.x + // to the proper local x. This has two benefits: first, we only emit it if it is + // expected to arrive, and second, by using a local everywhere else that can be + // minified. + if (Module['arguments']) arguments_ = Module['arguments']; + + if (Module['thisProgram']) thisProgram = Module['thisProgram']; + if (Module['quit']) quit_ = Module['quit']; + + // perform assertions in shell.js after we set up out() and err(), as otherwise if an assertion fails it cannot print the message + // end include: shell.js + // include: preamble.js + // === Preamble library stuff === + // Documentation for the public APIs defined in this file must be updated in: + // site/source/docs/api_reference/preamble.js.rst + // A prebuilt local version of the documentation is available at: + // site/build/text/docs/api_reference/preamble.js.txt + // You can also build docs locally as HTML or other formats in site/ + // An online HTML version (which may be of a different version of Emscripten) + // is up at http://kripken.github.io/emscripten-site/docs/api_reference/preamble.js.html + var wasmBinary = Module['wasmBinary']; + + // end include: base64Utils.js + // Wasm globals + var wasmMemory; + + //======================================== + // Runtime essentials + //======================================== + // whether we are quitting the application. no code should run after this. + // set in exit() and abort() + var ABORT = false; + + // set by exit() and abort(). Passed to 'onExit' handler. + // NOTE: This is also used as the process return code code in shell environments + // but only when noExitRuntime is false. + var EXITSTATUS; + + // In STRICT mode, we only define assert() when ASSERTIONS is set. i.e. we + // don't define it at all in release modes. This matches the behaviour of + // MINIMAL_RUNTIME. + // TODO(sbc): Make this the default even without STRICT enabled. + /** @type {function(*, string=)} */ function assert(condition, text) { + if (!condition) { + // This build was created without ASSERTIONS defined. `assert()` should not + // ever be called in this configuration but in case there are callers in + // the wild leave this simple abort() implementation here for now. + abort(text); + } + } + + // Memory management + var /** @type {!Int8Array} */ HEAP8, + /** @type {!Uint8Array} */ HEAPU8, + /** @type {!Int16Array} */ HEAP16, + /** @type {!Uint16Array} */ HEAPU16, + /** @type {!Int32Array} */ HEAP32, + /** @type {!Uint32Array} */ HEAPU32, + /** @type {!Float32Array} */ HEAPF32, + /** @type {!Float64Array} */ HEAPF64; + + // include: runtime_shared.js + function updateMemoryViews() { + var b = wasmMemory.buffer; + Module['HEAP8'] = HEAP8 = new Int8Array(b); + Module['HEAP16'] = HEAP16 = new Int16Array(b); + Module['HEAPU8'] = HEAPU8 = new Uint8Array(b); + Module['HEAPU16'] = HEAPU16 = new Uint16Array(b); + Module['HEAP32'] = HEAP32 = new Int32Array(b); + Module['HEAPU32'] = HEAPU32 = new Uint32Array(b); + Module['HEAPF32'] = HEAPF32 = new Float32Array(b); + Module['HEAPF64'] = HEAPF64 = new Float64Array(b); + } + + // end include: runtime_shared.js + // include: runtime_stack_check.js + // end include: runtime_stack_check.js + var __ATPRERUN__ = []; + + // functions called before the runtime is initialized + var __ATINIT__ = []; + + // functions called during startup + var __ATEXIT__ = []; + + // functions called during shutdown + var __ATPOSTRUN__ = []; + + // functions called after the main() is called + var runtimeInitialized = false; + + var runtimeExited = false; + + function preRun() { + if (Module['preRun']) { + if (typeof Module['preRun'] == 'function') + Module['preRun'] = [Module['preRun']]; + while (Module['preRun'].length) { + addOnPreRun(Module['preRun'].shift()); + } + } + callRuntimeCallbacks(__ATPRERUN__); + } + + function initRuntime() { + runtimeInitialized = true; + SOCKFS.root = FS.mount(SOCKFS, {}, null); + if (!Module['noFSInit'] && !FS.initialized) FS.init(); + FS.ignorePermissions = false; + TTY.init(); + PIPEFS.root = FS.mount(PIPEFS, {}, null); + callRuntimeCallbacks(__ATINIT__); + } + + function exitRuntime() { + ___funcs_on_exit(); + // Native atexit() functions + callRuntimeCallbacks(__ATEXIT__); + FS.quit(); + TTY.shutdown(); + runtimeExited = true; + } + + function postRun() { + if (Module['postRun']) { + if (typeof Module['postRun'] == 'function') + Module['postRun'] = [Module['postRun']]; + while (Module['postRun'].length) { + addOnPostRun(Module['postRun'].shift()); + } + } + callRuntimeCallbacks(__ATPOSTRUN__); + } + + function addOnPreRun(cb) { + __ATPRERUN__.unshift(cb); + } + + function addOnInit(cb) { + __ATINIT__.unshift(cb); + } + + function addOnPostRun(cb) { + __ATPOSTRUN__.unshift(cb); + } + + // include: runtime_math.js + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/imul + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/fround + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/clz32 + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/trunc + // end include: runtime_math.js + // A counter of dependencies for calling run(). If we need to + // do asynchronous work before running, increment this and + // decrement it. Incrementing must happen in a place like + // Module.preRun (used by emcc to add file preloading). + // Note that you can add dependencies in preRun, even though + // it happens right before run - run will be postponed until + // the dependencies are met. + var runDependencies = 0; + + var dependenciesFulfilled = null; + + // overridden to take different actions when all run dependencies are fulfilled + function getUniqueRunDependency(id) { + return id; + } + + function addRunDependency(id) { + runDependencies++; + Module['monitorRunDependencies']?.(runDependencies); + } + + function removeRunDependency(id) { + runDependencies--; + Module['monitorRunDependencies']?.(runDependencies); + if (runDependencies == 0) { + if (dependenciesFulfilled) { + var callback = dependenciesFulfilled; + dependenciesFulfilled = null; + callback(); + } + } + } + + /** @param {string|number=} what */ function abort(what) { + Module['onAbort']?.(what); + what = 'Aborted(' + what + ')'; + // TODO(sbc): Should we remove printing and leave it up to whoever + // catches the exception? + err(what); + ABORT = true; + what += '. Build with -sASSERTIONS for more info.'; + // Use a wasm runtime error, because a JS error might be seen as a foreign + // exception, which means we'd run destructors on it. We need the error to + // simply make the program stop. + // FIXME This approach does not work in Wasm EH because it currently does not assume + // all RuntimeErrors are from traps; it decides whether a RuntimeError is from + // a trap or not based on a hidden field within the object. So at the moment + // we don't have a way of throwing a wasm trap from JS. TODO Make a JS API that + // allows this in the wasm spec. + // Suppress closure compiler warning here. Closure compiler's builtin extern + // definition for WebAssembly.RuntimeError claims it takes no arguments even + // though it can. + // TODO(https://github.com/google/closure-compiler/pull/3913): Remove if/when upstream closure gets fixed. + /** @suppress {checkTypes} */ var e = new WebAssembly.RuntimeError( + what + ); + // Throw the error whether or not MODULARIZE is set because abort is used + // in code paths apart from instantiation where an exception is expected + // to be thrown when abort is called. + throw e; + } + + // include: memoryprofiler.js + // end include: memoryprofiler.js + // include: URIUtils.js + // Prefix of data URIs emitted by SINGLE_FILE and related options. + var dataURIPrefix = 'data:application/octet-stream;base64,'; + + /** + * Indicates whether filename is a base64 data URI. + * @noinline + */ var isDataURI = (filename) => filename.startsWith(dataURIPrefix); + + /** + * Indicates whether filename is delivered via file protocol (as opposed to http/https) + * @noinline + */ var isFileURI = (filename) => filename.startsWith('file://'); + + // end include: URIUtils.js + // include: runtime_exceptions.js + // end include: runtime_exceptions.js + function findWasmBinary() { + var f = dependencyFilename; + if (!isDataURI(f)) { + return locateFile(f); + } + return f; + } + + var wasmBinaryFile; + + function getBinarySync(file) { + if (file == wasmBinaryFile && wasmBinary) { + return new Uint8Array(wasmBinary); + } + if (readBinary) { + return readBinary(file); + } + throw 'both async and sync fetching of the wasm failed'; + } + + async function getWasmBinary(binaryFile) { + // If we don't have the binary yet, load it asynchronously using readAsync. + if (!wasmBinary) { + // Fetch the binary using readAsync + try { + var response = await readAsync(binaryFile); + return new Uint8Array(response); + } catch {} + } + // Otherwise, getBinarySync should be able to get it synchronously + return getBinarySync(binaryFile); + } + + async function instantiateArrayBuffer(binaryFile, imports) { + try { + var binary = await getWasmBinary(binaryFile); + var instance = await WebAssembly.instantiate(binary, imports); + return instance; + } catch (reason) { + err(`failed to asynchronously prepare wasm: ${reason}`); + abort(reason); + } + } + + async function instantiateAsync(binary, binaryFile, imports) { + if ( + !binary && + typeof WebAssembly.instantiateStreaming == 'function' && + !isDataURI(binaryFile) && // Avoid instantiateStreaming() on Node.js environment for now, as while + // Node.js v18.1.0 implements it, it does not have a full fetch() + // implementation yet. + // Reference: + // https://github.com/emscripten-core/emscripten/pull/16917 + !ENVIRONMENT_IS_NODE && + typeof fetch == 'function' + ) { + try { + var response = fetch(binaryFile, { + credentials: 'same-origin', + }); + var instantiationResult = + await WebAssembly.instantiateStreaming(response, imports); + return instantiationResult; + } catch (reason) { + // We expect the most common failure cause to be a bad MIME type for the binary, + // in which case falling back to ArrayBuffer instantiation should work. + err(`wasm streaming compile failed: ${reason}`); + err('falling back to ArrayBuffer instantiation'); + } + } + return instantiateArrayBuffer(binaryFile, imports); + } + + function getWasmImports() { + // prepare imports + return { + a: wasmImports, + }; + } + + // Create the wasm instance. + // Receives the wasm imports, returns the exports. + async function createWasm() { + // Load the wasm module and create an instance of using native support in the JS engine. + // handle a generated wasm instance, receiving its exports and + // performing other necessary setup + /** @param {WebAssembly.Module=} module*/ function receiveInstance( + instance, + module + ) { + wasmExports = instance.exports; + wasmExports = Asyncify.instrumentWasmExports(wasmExports); + Module['wasmExports'] = wasmExports; + wasmMemory = wasmExports['Wa']; + updateMemoryViews(); + wasmTable = wasmExports['Ya']; + addOnInit(wasmExports['Xa']); + removeRunDependency('wasm-instantiate'); + return wasmExports; + } + // wait for the pthread pool (if any) + addRunDependency('wasm-instantiate'); + // Prefer streaming instantiation if available. + function receiveInstantiationResult(result) { + // 'result' is a ResultObject object which has both the module and instance. + // receiveInstance() will swap in the exports (to Module.asm) so they can be called + // TODO: Due to Closure regression https://github.com/google/closure-compiler/issues/3193, the above line no longer optimizes out down to the following line. + // When the regression is fixed, can restore the above PTHREADS-enabled path. + receiveInstance(result['instance']); + } + var info = getWasmImports(); + // User shell pages can write their own Module.instantiateWasm = function(imports, successCallback) callback + // to manually instantiate the Wasm module themselves. This allows pages to + // run the instantiation parallel to any other async startup actions they are + // performing. + // Also pthreads and wasm workers initialize the wasm instance through this + // path. + if (Module['instantiateWasm']) { + try { + return Module['instantiateWasm'](info, receiveInstance); + } catch (e) { + err(`Module.instantiateWasm callback failed with error: ${e}`); + return false; + } + } + wasmBinaryFile ??= findWasmBinary(); + var result = await instantiateAsync(wasmBinary, wasmBinaryFile, info); + receiveInstantiationResult(result); + return result; + } + + // Globals used by JS i64 conversions (see makeSetValue) + var tempDouble; + + var tempI64; + + // include: runtime_debug.js + // end include: runtime_debug.js + // === Body === + function js_popen_to_file(command, mode, exitCodePtr) { + const returnCallback = (resolver) => Asyncify.handleSleep(resolver); + if (!command) return 1; + const cmdstr = UTF8ToString(command); + if (!cmdstr.length) return 0; + const modestr = UTF8ToString(mode); + if (!modestr.length) return 0; + if (modestr === 'w') { + console.error('popen($cmd, "w") is not implemented yet'); + } + return returnCallback(async (wakeUp) => { + let cp; + try { + cp = PHPWASM.spawnProcess(cmdstr, []); + if (cp instanceof Promise) { + cp = await cp; + } + } catch (e) { + console.error(e); + if (e.code === 'SPAWN_UNSUPPORTED') { + return 1; + } + throw e; + } + const outByteArrays = []; + cp.stdout.on('data', function (data) { + outByteArrays.push(data); + }); + const outputPath = '/tmp/popen_output'; + cp.on('exit', function (exitCode) { + const outBytes = new Uint8Array( + outByteArrays.reduce((acc, curr) => acc + curr.length, 0) + ); + let offset = 0; + for (const byteArray of outByteArrays) { + outBytes.set(byteArray, offset); + offset += byteArray.length; + } + FS.writeFile(outputPath, outBytes); + HEAPU8[exitCodePtr] = exitCode; + wakeUp(allocateUTF8OnStack(outputPath)); + }); + }); + } + + function wasm_poll_socket(socketd, events, timeout) { + const returnCallback = (resolver) => Asyncify.handleSleep(resolver); + const POLLIN = 1; + const POLLPRI = 2; + const POLLOUT = 4; + const POLLERR = 8; + const POLLHUP = 16; + const POLLNVAL = 32; + return returnCallback((wakeUp) => { + const polls = []; + if (socketd in PHPWASM.child_proc_by_fd) { + const procInfo = PHPWASM.child_proc_by_fd[socketd]; + if (procInfo.exited) { + wakeUp(0); + return; + } + polls.push(PHPWASM.awaitEvent(procInfo.stdout, 'data')); + } else if (FS.isSocket(FS.getStream(socketd)?.node.mode)) { + const sock = getSocketFromFD(socketd); + if (!sock) { + wakeUp(0); + return; + } + const lookingFor = new Set(); + if (events & POLLIN || events & POLLPRI) { + if (sock.server) { + for (const client of sock.pending) { + if ((client.recv_queue || []).length > 0) { + wakeUp(1); + return; + } + } + } else if ((sock.recv_queue || []).length > 0) { + wakeUp(1); + return; + } + } + const webSockets = PHPWASM.getAllWebSockets(sock); + if (!webSockets.length) { + wakeUp(0); + return; + } + for (const ws of webSockets) { + if (events & POLLIN || events & POLLPRI) { + polls.push(PHPWASM.awaitData(ws)); + lookingFor.add('POLLIN'); + } + if (events & POLLOUT) { + polls.push(PHPWASM.awaitConnection(ws)); + lookingFor.add('POLLOUT'); + } + if (events & POLLHUP) { + polls.push(PHPWASM.awaitClose(ws)); + lookingFor.add('POLLHUP'); + } + if (events & POLLERR || events & POLLNVAL) { + polls.push(PHPWASM.awaitError(ws)); + lookingFor.add('POLLERR'); + } + } + } else { + setTimeout(function () { + wakeUp(1); + }, timeout); + return; + } + if (polls.length === 0) { + console.warn( + 'Unsupported poll event ' + + events + + ', defaulting to setTimeout().' + ); + setTimeout(function () { + wakeUp(0); + }, timeout); + return; + } + const promises = polls.map(([promise]) => promise); + const clearPolling = () => polls.forEach(([, clear]) => clear()); + let awaken = false; + let timeoutId; + Promise.race(promises).then(function (results) { + if (!awaken) { + awaken = true; + wakeUp(1); + if (timeoutId) { + clearTimeout(timeoutId); + } + clearPolling(); + } + }); + if (timeout !== -1) { + timeoutId = setTimeout(function () { + if (!awaken) { + awaken = true; + wakeUp(0); + clearPolling(); + } + }, timeout); + } + }); + } + + function js_fd_read(fd, iov, iovcnt, pnum) { + const returnCallback = (resolver) => Asyncify.handleSleep(resolver); + if ( + Asyncify?.State?.Normal === undefined || + Asyncify?.state === Asyncify?.State?.Normal + ) { + var returnCode; + var stream; + let num = 0; + try { + stream = SYSCALLS.getStreamFromFD(fd); + const num = doReadv(stream, iov, iovcnt); + HEAPU32[pnum >> 2] = num; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) { + throw e; + } + if ( + e.errno !== 6 || + !(stream?.fd in PHPWASM.child_proc_by_fd) + ) { + HEAPU32[pnum >> 2] = 0; + return returnCode; + } + } + } + return returnCallback((wakeUp) => { + var retries = 0; + var interval = 50; + var timeout = 5e3; + var maxRetries = timeout / interval; + function poll() { + var returnCode; + var stream; + let num; + try { + stream = SYSCALLS.getStreamFromFD(fd); + num = doReadv(stream, iov, iovcnt); + returnCode = 0; + } catch (e) { + if ( + typeof FS == 'undefined' || + !(e.name === 'ErrnoError') + ) { + console.error(e); + throw e; + } + returnCode = e.errno; + } + const success = returnCode === 0; + const failure = + ++retries > maxRetries || + !(fd in PHPWASM.child_proc_by_fd) || + PHPWASM.child_proc_by_fd[fd]?.exited || + FS.isClosed(stream); + if (success) { + HEAPU32[pnum >> 2] = num; + wakeUp(0); + } else if (failure) { + HEAPU32[pnum >> 2] = 0; + wakeUp(returnCode === 6 ? 0 : returnCode); + } else { + setTimeout(poll, interval); + } + } + poll(); + }); + } + + function __asyncjs__js_module_onMessage(data, response_buffer) { + return Asyncify.handleAsync(async () => { + if (Module['onMessage']) { + const dataStr = UTF8ToString(data); + return Module['onMessage'](dataStr) + .then((response) => { + const responseBytes = + typeof response === 'string' + ? new TextEncoder().encode(response) + : response; + const responseSize = responseBytes.byteLength; + const responsePtr = _malloc(responseSize + 1); + HEAPU8.set(responseBytes, responsePtr); + HEAPU8[responsePtr + responseSize] = 0; + HEAPU8[response_buffer] = responsePtr; + HEAPU8[response_buffer + 1] = responsePtr >> 8; + HEAPU8[response_buffer + 2] = responsePtr >> 16; + HEAPU8[response_buffer + 3] = responsePtr >> 24; + return responseSize; + }) + .catch((e) => { + console.error(e); + return -1; + }); + } + }); + } + + // end include: preamble.js + class ExitStatus { + name = 'ExitStatus'; + constructor(status) { + this.message = `Program terminated with exit(${status})`; + this.status = status; + } + } + ExitStatus = class PHPExitStatus extends Error { + constructor(status) { + super(status); + this.name = 'ExitStatus'; + this.message = 'Program terminated with exit(' + status + ')'; + this.status = status; + } + }; + + var callRuntimeCallbacks = (callbacks) => { + while (callbacks.length > 0) { + // Pass the module as the first argument. + callbacks.shift()(Module); + } + }; + + var noExitRuntime = Module['noExitRuntime'] || false; + + var stackRestore = (val) => __emscripten_stack_restore(val); + + var stackSave = () => _emscripten_stack_get_current(); + + var UTF8Decoder = + typeof TextDecoder != 'undefined' ? new TextDecoder() : undefined; + + /** + * Given a pointer 'idx' to a null-terminated UTF8-encoded string in the given + * array that contains uint8 values, returns a copy of that string as a + * Javascript String object. + * heapOrArray is either a regular array, or a JavaScript typed array view. + * @param {number=} idx + * @param {number=} maxBytesToRead + * @return {string} + */ var UTF8ArrayToString = ( + heapOrArray, + idx = 0, + maxBytesToRead = NaN + ) => { + var endIdx = idx + maxBytesToRead; + var endPtr = idx; + // TextDecoder needs to know the byte length in advance, it doesn't stop on + // null terminator by itself. Also, use the length info to avoid running tiny + // strings through TextDecoder, since .subarray() allocates garbage. + // (As a tiny code save trick, compare endPtr against endIdx using a negation, + // so that undefined/NaN means Infinity) + while (heapOrArray[endPtr] && !(endPtr >= endIdx)) ++endPtr; + if (endPtr - idx > 16 && heapOrArray.buffer && UTF8Decoder) { + return UTF8Decoder.decode(heapOrArray.subarray(idx, endPtr)); + } + var str = ''; + // If building with TextDecoder, we have already computed the string length + // above, so test loop end condition against that + while (idx < endPtr) { + // For UTF8 byte structure, see: + // http://en.wikipedia.org/wiki/UTF-8#Description + // https://www.ietf.org/rfc/rfc2279.txt + // https://tools.ietf.org/html/rfc3629 + var u0 = heapOrArray[idx++]; + if (!(u0 & 128)) { + str += String.fromCharCode(u0); + continue; + } + var u1 = heapOrArray[idx++] & 63; + if ((u0 & 224) == 192) { + str += String.fromCharCode(((u0 & 31) << 6) | u1); + continue; + } + var u2 = heapOrArray[idx++] & 63; + if ((u0 & 240) == 224) { + u0 = ((u0 & 15) << 12) | (u1 << 6) | u2; + } else { + u0 = + ((u0 & 7) << 18) | + (u1 << 12) | + (u2 << 6) | + (heapOrArray[idx++] & 63); + } + if (u0 < 65536) { + str += String.fromCharCode(u0); + } else { + var ch = u0 - 65536; + str += String.fromCharCode( + 55296 | (ch >> 10), + 56320 | (ch & 1023) + ); + } + } + return str; + }; + + /** + * Given a pointer 'ptr' to a null-terminated UTF8-encoded string in the + * emscripten HEAP, returns a copy of that string as a Javascript String object. + * + * @param {number} ptr + * @param {number=} maxBytesToRead - An optional length that specifies the + * maximum number of bytes to read. You can omit this parameter to scan the + * string until the first 0 byte. If maxBytesToRead is passed, and the string + * at [ptr, ptr+maxBytesToReadr[ contains a null byte in the middle, then the + * string will cut short at that byte index (i.e. maxBytesToRead will not + * produce a string of exact length [ptr, ptr+maxBytesToRead[) N.B. mixing + * frequent uses of UTF8ToString() with and without maxBytesToRead may throw + * JS JIT optimizations off, so it is worth to consider consistently using one + * @return {string} + */ var UTF8ToString = (ptr, maxBytesToRead) => + ptr ? UTF8ArrayToString(HEAPU8, ptr, maxBytesToRead) : ''; + + Module['UTF8ToString'] = UTF8ToString; + + var ___assert_fail = (condition, filename, line, func) => + abort( + `Assertion failed: ${UTF8ToString(condition)}, at: ` + + [ + filename ? UTF8ToString(filename) : 'unknown filename', + line, + func ? UTF8ToString(func) : 'unknown function', + ] + ); + + var ___call_sighandler = (fp, sig) => ((a1) => dynCall_vi(fp, a1))(sig); + + var initRandomFill = () => { + if ( + typeof crypto == 'object' && + typeof crypto['getRandomValues'] == 'function' + ) { + // for modern web browsers + return (view) => crypto.getRandomValues(view); + } else if (ENVIRONMENT_IS_NODE) { + // for nodejs with or without crypto support included + try { + var crypto_module = require('crypto'); + var randomFillSync = crypto_module['randomFillSync']; + if (randomFillSync) { + // nodejs with LTS crypto support + return (view) => crypto_module['randomFillSync'](view); + } + // very old nodejs with the original crypto API + var randomBytes = crypto_module['randomBytes']; + return (view) => ( + view.set(randomBytes(view.byteLength)), // Return the original view to match modern native implementations. + view + ); + } catch (e) {} + } + // we couldn't find a proper implementation, as Math.random() is not suitable for /dev/random, see emscripten-core/emscripten/pull/7096 + abort('initRandomDevice'); + }; + + var randomFill = (view) => (randomFill = initRandomFill())(view); + + var PATH = { + isAbs: (path) => path.charAt(0) === '/', + splitPath: (filename) => { + var splitPathRe = + /^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/; + return splitPathRe.exec(filename).slice(1); + }, + normalizeArray: (parts, allowAboveRoot) => { + // if the path tries to go above the root, `up` ends up > 0 + var up = 0; + for (var i = parts.length - 1; i >= 0; i--) { + var last = parts[i]; + if (last === '.') { + parts.splice(i, 1); + } else if (last === '..') { + parts.splice(i, 1); + up++; + } else if (up) { + parts.splice(i, 1); + up--; + } + } + // if the path is allowed to go above the root, restore leading ..s + if (allowAboveRoot) { + for (; up; up--) { + parts.unshift('..'); + } + } + return parts; + }, + normalize: (path) => { + var isAbsolute = PATH.isAbs(path), + trailingSlash = path.substr(-1) === '/'; + // Normalize the path + path = PATH.normalizeArray( + path.split('/').filter((p) => !!p), + !isAbsolute + ).join('/'); + if (!path && !isAbsolute) { + path = '.'; + } + if (path && trailingSlash) { + path += '/'; + } + return (isAbsolute ? '/' : '') + path; + }, + dirname: (path) => { + var result = PATH.splitPath(path), + root = result[0], + dir = result[1]; + if (!root && !dir) { + // No dirname whatsoever + return '.'; + } + if (dir) { + // It has a dirname, strip trailing slash + dir = dir.substr(0, dir.length - 1); + } + return root + dir; + }, + basename: (path) => { + // EMSCRIPTEN return '/'' for '/', not an empty string + if (path === '/') return '/'; + path = PATH.normalize(path); + path = path.replace(/\/$/, ''); + var lastSlash = path.lastIndexOf('/'); + if (lastSlash === -1) return path; + return path.substr(lastSlash + 1); + }, + join: (...paths) => PATH.normalize(paths.join('/')), + join2: (l, r) => PATH.normalize(l + '/' + r), + }; + + var PATH_FS = { + resolve: (...args) => { + var resolvedPath = '', + resolvedAbsolute = false; + for (var i = args.length - 1; i >= -1 && !resolvedAbsolute; i--) { + var path = i >= 0 ? args[i] : FS.cwd(); + // Skip empty and invalid entries + if (typeof path != 'string') { + throw new TypeError( + 'Arguments to path.resolve must be strings' + ); + } else if (!path) { + return ''; + } + // an invalid portion invalidates the whole thing + resolvedPath = path + '/' + resolvedPath; + resolvedAbsolute = PATH.isAbs(path); + } + // At this point the path should be resolved to a full absolute path, but + // handle relative paths to be safe (might happen when process.cwd() fails) + resolvedPath = PATH.normalizeArray( + resolvedPath.split('/').filter((p) => !!p), + !resolvedAbsolute + ).join('/'); + return (resolvedAbsolute ? '/' : '') + resolvedPath || '.'; + }, + relative: (from, to) => { + from = PATH_FS.resolve(from).substr(1); + to = PATH_FS.resolve(to).substr(1); + function trim(arr) { + var start = 0; + for (; start < arr.length; start++) { + if (arr[start] !== '') break; + } + var end = arr.length - 1; + for (; end >= 0; end--) { + if (arr[end] !== '') break; + } + if (start > end) return []; + return arr.slice(start, end - start + 1); + } + var fromParts = trim(from.split('/')); + var toParts = trim(to.split('/')); + var length = Math.min(fromParts.length, toParts.length); + var samePartsLength = length; + for (var i = 0; i < length; i++) { + if (fromParts[i] !== toParts[i]) { + samePartsLength = i; + break; + } + } + var outputParts = []; + for (var i = samePartsLength; i < fromParts.length; i++) { + outputParts.push('..'); + } + outputParts = outputParts.concat(toParts.slice(samePartsLength)); + return outputParts.join('/'); + }, + }; + + var FS_stdin_getChar_buffer = []; + + var lengthBytesUTF8 = (str) => { + var len = 0; + for (var i = 0; i < str.length; ++i) { + // Gotcha: charCodeAt returns a 16-bit word that is a UTF-16 encoded code + // unit, not a Unicode code point of the character! So decode + // UTF16->UTF32->UTF8. + // See http://unicode.org/faq/utf_bom.html#utf16-3 + var c = str.charCodeAt(i); + // possibly a lead surrogate + if (c <= 127) { + len++; + } else if (c <= 2047) { + len += 2; + } else if (c >= 55296 && c <= 57343) { + len += 4; + ++i; + } else { + len += 3; + } + } + return len; + }; + + Module['lengthBytesUTF8'] = lengthBytesUTF8; + + var stringToUTF8Array = (str, heap, outIdx, maxBytesToWrite) => { + // Parameter maxBytesToWrite is not optional. Negative values, 0, null, + // undefined and false each don't write out any bytes. + if (!(maxBytesToWrite > 0)) return 0; + var startIdx = outIdx; + var endIdx = outIdx + maxBytesToWrite - 1; + // -1 for string null terminator. + for (var i = 0; i < str.length; ++i) { + // Gotcha: charCodeAt returns a 16-bit word that is a UTF-16 encoded code + // unit, not a Unicode code point of the character! So decode + // UTF16->UTF32->UTF8. + // See http://unicode.org/faq/utf_bom.html#utf16-3 + // For UTF8 byte structure, see http://en.wikipedia.org/wiki/UTF-8#Description + // and https://www.ietf.org/rfc/rfc2279.txt + // and https://tools.ietf.org/html/rfc3629 + var u = str.charCodeAt(i); + // possibly a lead surrogate + if (u >= 55296 && u <= 57343) { + var u1 = str.charCodeAt(++i); + u = (65536 + ((u & 1023) << 10)) | (u1 & 1023); + } + if (u <= 127) { + if (outIdx >= endIdx) break; + heap[outIdx++] = u; + } else if (u <= 2047) { + if (outIdx + 1 >= endIdx) break; + heap[outIdx++] = 192 | (u >> 6); + heap[outIdx++] = 128 | (u & 63); + } else if (u <= 65535) { + if (outIdx + 2 >= endIdx) break; + heap[outIdx++] = 224 | (u >> 12); + heap[outIdx++] = 128 | ((u >> 6) & 63); + heap[outIdx++] = 128 | (u & 63); + } else { + if (outIdx + 3 >= endIdx) break; + heap[outIdx++] = 240 | (u >> 18); + heap[outIdx++] = 128 | ((u >> 12) & 63); + heap[outIdx++] = 128 | ((u >> 6) & 63); + heap[outIdx++] = 128 | (u & 63); + } + } + // Null-terminate the pointer to the buffer. + heap[outIdx] = 0; + return outIdx - startIdx; + }; + + /** @type {function(string, boolean=, number=)} */ function intArrayFromString( + stringy, + dontAddNull, + length + ) { + var len = length > 0 ? length : lengthBytesUTF8(stringy) + 1; + var u8array = new Array(len); + var numBytesWritten = stringToUTF8Array( + stringy, + u8array, + 0, + u8array.length + ); + if (dontAddNull) u8array.length = numBytesWritten; + return u8array; + } + + var FS_stdin_getChar = () => { + if (!FS_stdin_getChar_buffer.length) { + var result = null; + if (ENVIRONMENT_IS_NODE) { + // we will read data by chunks of BUFSIZE + var BUFSIZE = 256; + var buf = Buffer.alloc(BUFSIZE); + var bytesRead = 0; + // For some reason we must suppress a closure warning here, even though + // fd definitely exists on process.stdin, and is even the proper way to + // get the fd of stdin, + // https://github.com/nodejs/help/issues/2136#issuecomment-523649904 + // This started to happen after moving this logic out of library_tty.js, + // so it is related to the surrounding code in some unclear manner. + /** @suppress {missingProperties} */ var fd = process.stdin.fd; + try { + bytesRead = fs.readSync(fd, buf, 0, BUFSIZE); + } catch (e) { + // Cross-platform differences: on Windows, reading EOF throws an + // exception, but on other OSes, reading EOF returns 0. Uniformize + // behavior by treating the EOF exception to return 0. + if (e.toString().includes('EOF')) bytesRead = 0; + else throw e; + } + if (bytesRead > 0) { + result = buf.slice(0, bytesRead).toString('utf-8'); + } + } else { + } + if (!result) { + return null; + } + FS_stdin_getChar_buffer = intArrayFromString(result, true); + } + return FS_stdin_getChar_buffer.shift(); + }; + + var TTY = { + ttys: [], + init() {}, + // https://github.com/emscripten-core/emscripten/pull/1555 + // if (ENVIRONMENT_IS_NODE) { + // // currently, FS.init does not distinguish if process.stdin is a file or TTY + // // device, it always assumes it's a TTY device. because of this, we're forcing + // // process.stdin to UTF8 encoding to at least make stdin reading compatible + // // with text files until FS.init can be refactored. + // process.stdin.setEncoding('utf8'); + // } + shutdown() {}, + // https://github.com/emscripten-core/emscripten/pull/1555 + // if (ENVIRONMENT_IS_NODE) { + // // inolen: any idea as to why node -e 'process.stdin.read()' wouldn't exit immediately (with process.stdin being a tty)? + // // isaacs: because now it's reading from the stream, you've expressed interest in it, so that read() kicks off a _read() which creates a ReadReq operation + // // inolen: I thought read() in that case was a synchronous operation that just grabbed some amount of buffered data if it exists? + // // isaacs: it is. but it also triggers a _read() call, which calls readStart() on the handle + // // isaacs: do process.stdin.pause() and i'd think it'd probably close the pending call + // process.stdin.pause(); + // } + register(dev, ops) { + TTY.ttys[dev] = { + input: [], + output: [], + ops, + }; + FS.registerDevice(dev, TTY.stream_ops); + }, + stream_ops: { + open(stream) { + var tty = TTY.ttys[stream.node.rdev]; + if (!tty) { + throw new FS.ErrnoError(43); + } + stream.tty = tty; + stream.seekable = false; + }, + close(stream) { + // flush any pending line data + stream.tty.ops.fsync(stream.tty); + }, + fsync(stream) { + stream.tty.ops.fsync(stream.tty); + }, + read(stream, buffer, offset, length, pos) { + /* ignored */ if (!stream.tty || !stream.tty.ops.get_char) { + throw new FS.ErrnoError(60); + } + var bytesRead = 0; + for (var i = 0; i < length; i++) { + var result; + try { + result = stream.tty.ops.get_char(stream.tty); + } catch (e) { + throw new FS.ErrnoError(29); + } + if (result === undefined && bytesRead === 0) { + throw new FS.ErrnoError(6); + } + if (result === null || result === undefined) break; + bytesRead++; + buffer[offset + i] = result; + } + if (bytesRead) { + stream.node.atime = Date.now(); + } + return bytesRead; + }, + write(stream, buffer, offset, length, pos) { + if (!stream.tty || !stream.tty.ops.put_char) { + throw new FS.ErrnoError(60); + } + try { + for (var i = 0; i < length; i++) { + stream.tty.ops.put_char(stream.tty, buffer[offset + i]); + } + } catch (e) { + throw new FS.ErrnoError(29); + } + if (length) { + stream.node.mtime = stream.node.ctime = Date.now(); + } + return i; + }, + }, + default_tty_ops: { + get_char(tty) { + return FS_stdin_getChar(); + }, + put_char(tty, val) { + if (val === null || val === 10) { + out(UTF8ArrayToString(tty.output)); + tty.output = []; + } else { + if (val != 0) tty.output.push(val); + } + }, + // val == 0 would cut text output off in the middle. + fsync(tty) { + if (tty.output && tty.output.length > 0) { + out(UTF8ArrayToString(tty.output)); + tty.output = []; + } + }, + ioctl_tcgets(tty) { + // typical setting + return { + c_iflag: 25856, + c_oflag: 5, + c_cflag: 191, + c_lflag: 35387, + c_cc: [ + 3, 28, 127, 21, 4, 0, 1, 0, 17, 19, 26, 0, 18, 15, 23, + 22, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + ], + }; + }, + ioctl_tcsets(tty, optional_actions, data) { + // currently just ignore + return 0; + }, + ioctl_tiocgwinsz(tty) { + return [24, 80]; + }, + }, + default_tty1_ops: { + put_char(tty, val) { + if (val === null || val === 10) { + err(UTF8ArrayToString(tty.output)); + tty.output = []; + } else { + if (val != 0) tty.output.push(val); + } + }, + fsync(tty) { + if (tty.output && tty.output.length > 0) { + err(UTF8ArrayToString(tty.output)); + tty.output = []; + } + }, + }, + }; + + var zeroMemory = (address, size) => { + HEAPU8.fill(0, address, address + size); + }; + + var alignMemory = (size, alignment) => + Math.ceil(size / alignment) * alignment; + + var mmapAlloc = (size) => { + size = alignMemory(size, 65536); + var ptr = _emscripten_builtin_memalign(65536, size); + if (ptr) zeroMemory(ptr, size); + return ptr; + }; + + var MEMFS = { + ops_table: null, + mount(mount) { + return MEMFS.createNode(null, '/', 16895, 0); + }, + createNode(parent, name, mode, dev) { + if (FS.isBlkdev(mode) || FS.isFIFO(mode)) { + // no supported + throw new FS.ErrnoError(63); + } + MEMFS.ops_table ||= { + dir: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + lookup: MEMFS.node_ops.lookup, + mknod: MEMFS.node_ops.mknod, + rename: MEMFS.node_ops.rename, + unlink: MEMFS.node_ops.unlink, + rmdir: MEMFS.node_ops.rmdir, + readdir: MEMFS.node_ops.readdir, + symlink: MEMFS.node_ops.symlink, + }, + stream: { + llseek: MEMFS.stream_ops.llseek, + }, + }, + file: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + }, + stream: { + llseek: MEMFS.stream_ops.llseek, + read: MEMFS.stream_ops.read, + write: MEMFS.stream_ops.write, + allocate: MEMFS.stream_ops.allocate, + mmap: MEMFS.stream_ops.mmap, + msync: MEMFS.stream_ops.msync, + }, + }, + link: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + readlink: MEMFS.node_ops.readlink, + }, + stream: {}, + }, + chrdev: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + }, + stream: FS.chrdev_stream_ops, + }, + }; + var node = FS.createNode(parent, name, mode, dev); + if (FS.isDir(node.mode)) { + node.node_ops = MEMFS.ops_table.dir.node; + node.stream_ops = MEMFS.ops_table.dir.stream; + node.contents = {}; + } else if (FS.isFile(node.mode)) { + node.node_ops = MEMFS.ops_table.file.node; + node.stream_ops = MEMFS.ops_table.file.stream; + node.usedBytes = 0; + // The actual number of bytes used in the typed array, as opposed to contents.length which gives the whole capacity. + // When the byte data of the file is populated, this will point to either a typed array, or a normal JS array. Typed arrays are preferred + // for performance, and used by default. However, typed arrays are not resizable like normal JS arrays are, so there is a small disk size + // penalty involved for appending file writes that continuously grow a file similar to std::vector capacity vs used -scheme. + node.contents = null; + } else if (FS.isLink(node.mode)) { + node.node_ops = MEMFS.ops_table.link.node; + node.stream_ops = MEMFS.ops_table.link.stream; + } else if (FS.isChrdev(node.mode)) { + node.node_ops = MEMFS.ops_table.chrdev.node; + node.stream_ops = MEMFS.ops_table.chrdev.stream; + } + node.atime = node.mtime = node.ctime = Date.now(); + // add the new node to the parent + if (parent) { + parent.contents[name] = node; + parent.atime = parent.mtime = parent.ctime = node.atime; + } + return node; + }, + getFileDataAsTypedArray(node) { + if (!node.contents) return new Uint8Array(0); + if (node.contents.subarray) + return node.contents.subarray(0, node.usedBytes); + // Make sure to not return excess unused bytes. + return new Uint8Array(node.contents); + }, + expandFileStorage(node, newCapacity) { + var prevCapacity = node.contents ? node.contents.length : 0; + if (prevCapacity >= newCapacity) return; + // No need to expand, the storage was already large enough. + // Don't expand strictly to the given requested limit if it's only a very small increase, but instead geometrically grow capacity. + // For small filesizes (<1MB), perform size*2 geometric increase, but for large sizes, do a much more conservative size*1.125 increase to + // avoid overshooting the allocation cap by a very large margin. + var CAPACITY_DOUBLING_MAX = 1024 * 1024; + newCapacity = Math.max( + newCapacity, + (prevCapacity * + (prevCapacity < CAPACITY_DOUBLING_MAX ? 2 : 1.125)) >>> + 0 + ); + if (prevCapacity != 0) newCapacity = Math.max(newCapacity, 256); + // At minimum allocate 256b for each file when expanding. + var oldContents = node.contents; + node.contents = new Uint8Array(newCapacity); + // Allocate new storage. + if (node.usedBytes > 0) + node.contents.set(oldContents.subarray(0, node.usedBytes), 0); + }, + // Copy old data over to the new storage. + resizeFileStorage(node, newSize) { + if (node.usedBytes == newSize) return; + if (newSize == 0) { + node.contents = null; + // Fully decommit when requesting a resize to zero. + node.usedBytes = 0; + } else { + var oldContents = node.contents; + node.contents = new Uint8Array(newSize); + // Allocate new storage. + if (oldContents) { + node.contents.set( + oldContents.subarray( + 0, + Math.min(newSize, node.usedBytes) + ) + ); + } + // Copy old data over to the new storage. + node.usedBytes = newSize; + } + }, + node_ops: { + getattr(node) { + var attr = {}; + // device numbers reuse inode numbers. + attr.dev = FS.isChrdev(node.mode) ? node.id : 1; + attr.ino = node.id; + attr.mode = node.mode; + attr.nlink = 1; + attr.uid = 0; + attr.gid = 0; + attr.rdev = node.rdev; + if (FS.isDir(node.mode)) { + attr.size = 4096; + } else if (FS.isFile(node.mode)) { + attr.size = node.usedBytes; + } else if (FS.isLink(node.mode)) { + attr.size = node.link.length; + } else { + attr.size = 0; + } + attr.atime = new Date(node.atime); + attr.mtime = new Date(node.mtime); + attr.ctime = new Date(node.ctime); + // NOTE: In our implementation, st_blocks = Math.ceil(st_size/st_blksize), + // but this is not required by the standard. + attr.blksize = 4096; + attr.blocks = Math.ceil(attr.size / attr.blksize); + return attr; + }, + setattr(node, attr) { + for (const key of ['mode', 'atime', 'mtime', 'ctime']) { + if (attr[key]) { + node[key] = attr[key]; + } + } + if (attr.size !== undefined) { + MEMFS.resizeFileStorage(node, attr.size); + } + }, + lookup(parent, name) { + throw MEMFS.doesNotExistError; + }, + mknod(parent, name, mode, dev) { + return MEMFS.createNode(parent, name, mode, dev); + }, + rename(old_node, new_dir, new_name) { + var new_node; + try { + new_node = FS.lookupNode(new_dir, new_name); + } catch (e) {} + if (new_node) { + if (FS.isDir(old_node.mode)) { + // if we're overwriting a directory at new_name, make sure it's empty. + for (var i in new_node.contents) { + throw new FS.ErrnoError(55); + } + } + FS.hashRemoveNode(new_node); + } + // do the internal rewiring + delete old_node.parent.contents[old_node.name]; + new_dir.contents[new_name] = old_node; + old_node.name = new_name; + new_dir.ctime = + new_dir.mtime = + old_node.parent.ctime = + old_node.parent.mtime = + Date.now(); + }, + unlink(parent, name) { + delete parent.contents[name]; + parent.ctime = parent.mtime = Date.now(); + }, + rmdir(parent, name) { + var node = FS.lookupNode(parent, name); + for (var i in node.contents) { + throw new FS.ErrnoError(55); + } + delete parent.contents[name]; + parent.ctime = parent.mtime = Date.now(); + }, + readdir(node) { + return ['.', '..', ...Object.keys(node.contents)]; + }, + symlink(parent, newname, oldpath) { + var node = MEMFS.createNode(parent, newname, 511 | 40960, 0); + node.link = oldpath; + return node; + }, + readlink(node) { + if (!FS.isLink(node.mode)) { + throw new FS.ErrnoError(28); + } + return node.link; + }, + }, + stream_ops: { + read(stream, buffer, offset, length, position) { + var contents = stream.node.contents; + if (position >= stream.node.usedBytes) return 0; + var size = Math.min(stream.node.usedBytes - position, length); + if (size > 8 && contents.subarray) { + // non-trivial, and typed array + buffer.set( + contents.subarray(position, position + size), + offset + ); + } else { + for (var i = 0; i < size; i++) + buffer[offset + i] = contents[position + i]; + } + return size; + }, + write(stream, buffer, offset, length, position, canOwn) { + // If the buffer is located in main memory (HEAP), and if + // memory can grow, we can't hold on to references of the + // memory buffer, as they may get invalidated. That means we + // need to do copy its contents. + if (buffer.buffer === HEAP8.buffer) { + canOwn = false; + } + if (!length) return 0; + var node = stream.node; + node.mtime = node.ctime = Date.now(); + if ( + buffer.subarray && + (!node.contents || node.contents.subarray) + ) { + // This write is from a typed array to a typed array? + if (canOwn) { + node.contents = buffer.subarray( + offset, + offset + length + ); + node.usedBytes = length; + return length; + } else if (node.usedBytes === 0 && position === 0) { + // If this is a simple first write to an empty file, do a fast set since we don't need to care about old data. + node.contents = buffer.slice(offset, offset + length); + node.usedBytes = length; + return length; + } else if (position + length <= node.usedBytes) { + // Writing to an already allocated and used subrange of the file? + node.contents.set( + buffer.subarray(offset, offset + length), + position + ); + return length; + } + } + // Appending to an existing file and we need to reallocate, or source data did not come as a typed array. + MEMFS.expandFileStorage(node, position + length); + if (node.contents.subarray && buffer.subarray) { + // Use typed array write which is available. + node.contents.set( + buffer.subarray(offset, offset + length), + position + ); + } else { + for (var i = 0; i < length; i++) { + node.contents[position + i] = buffer[offset + i]; + } + } + node.usedBytes = Math.max(node.usedBytes, position + length); + return length; + }, + llseek(stream, offset, whence) { + var position = offset; + if (whence === 1) { + position += stream.position; + } else if (whence === 2) { + if (FS.isFile(stream.node.mode)) { + position += stream.node.usedBytes; + } + } + if (position < 0) { + throw new FS.ErrnoError(28); + } + return position; + }, + allocate(stream, offset, length) { + MEMFS.expandFileStorage(stream.node, offset + length); + stream.node.usedBytes = Math.max( + stream.node.usedBytes, + offset + length + ); + }, + mmap(stream, length, position, prot, flags) { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + var ptr; + var allocated; + var contents = stream.node.contents; + // Only make a new copy when MAP_PRIVATE is specified. + if ( + !(flags & 2) && + contents && + contents.buffer === HEAP8.buffer + ) { + // We can't emulate MAP_SHARED when the file is not backed by the + // buffer we're mapping to (e.g. the HEAP buffer). + allocated = false; + ptr = contents.byteOffset; + } else { + allocated = true; + ptr = mmapAlloc(length); + if (!ptr) { + throw new FS.ErrnoError(48); + } + if (contents) { + // Try to avoid unnecessary slices. + if ( + position > 0 || + position + length < contents.length + ) { + if (contents.subarray) { + contents = contents.subarray( + position, + position + length + ); + } else { + contents = Array.prototype.slice.call( + contents, + position, + position + length + ); + } + } + HEAP8.set(contents, ptr); + } + } + return { + ptr, + allocated, + }; + }, + msync(stream, buffer, offset, length, mmapFlags) { + MEMFS.stream_ops.write( + stream, + buffer, + 0, + length, + offset, + false + ); + // should we check if bytesWritten and length are the same? + return 0; + }, + }, + }; + + var asyncLoad = async (url) => { + var arrayBuffer = await readAsync(url); + return new Uint8Array(arrayBuffer); + }; + + asyncLoad.isAsync = true; + + var FS_createDataFile = ( + parent, + name, + fileData, + canRead, + canWrite, + canOwn + ) => { + FS.createDataFile(parent, name, fileData, canRead, canWrite, canOwn); + }; + + var preloadPlugins = Module['preloadPlugins'] || []; + + var FS_handledByPreloadPlugin = (byteArray, fullname, finish, onerror) => { + // Ensure plugins are ready. + if (typeof Browser != 'undefined') Browser.init(); + var handled = false; + preloadPlugins.forEach((plugin) => { + if (handled) return; + if (plugin['canHandle'](fullname)) { + plugin['handle'](byteArray, fullname, finish, onerror); + handled = true; + } + }); + return handled; + }; + + var FS_createPreloadedFile = ( + parent, + name, + url, + canRead, + canWrite, + onload, + onerror, + dontCreateFile, + canOwn, + preFinish + ) => { + // TODO we should allow people to just pass in a complete filename instead + // of parent and name being that we just join them anyways + var fullname = name + ? PATH_FS.resolve(PATH.join2(parent, name)) + : parent; + var dep = getUniqueRunDependency(`cp ${fullname}`); + // might have several active requests for the same fullname + function processData(byteArray) { + function finish(byteArray) { + preFinish?.(); + if (!dontCreateFile) { + FS_createDataFile( + parent, + name, + byteArray, + canRead, + canWrite, + canOwn + ); + } + onload?.(); + removeRunDependency(dep); + } + if ( + FS_handledByPreloadPlugin(byteArray, fullname, finish, () => { + onerror?.(); + removeRunDependency(dep); + }) + ) { + return; + } + finish(byteArray); + } + addRunDependency(dep); + if (typeof url == 'string') { + asyncLoad(url).then(processData, onerror); + } else { + processData(url); + } + }; + + var FS_modeStringToFlags = (str) => { + var flagModes = { + r: 0, + 'r+': 2, + w: 512 | 64 | 1, + 'w+': 512 | 64 | 2, + a: 1024 | 64 | 1, + 'a+': 1024 | 64 | 2, + }; + var flags = flagModes[str]; + if (typeof flags == 'undefined') { + throw new Error(`Unknown file open mode: ${str}`); + } + return flags; + }; + + var FS_getMode = (canRead, canWrite) => { + var mode = 0; + if (canRead) mode |= 292 | 73; + if (canWrite) mode |= 146; + return mode; + }; + + var ERRNO_CODES = { + EPERM: 63, + ENOENT: 44, + ESRCH: 71, + EINTR: 27, + EIO: 29, + ENXIO: 60, + E2BIG: 1, + ENOEXEC: 45, + EBADF: 8, + ECHILD: 12, + EAGAIN: 6, + EWOULDBLOCK: 6, + ENOMEM: 48, + EACCES: 2, + EFAULT: 21, + ENOTBLK: 105, + EBUSY: 10, + EEXIST: 20, + EXDEV: 75, + ENODEV: 43, + ENOTDIR: 54, + EISDIR: 31, + EINVAL: 28, + ENFILE: 41, + EMFILE: 33, + ENOTTY: 59, + ETXTBSY: 74, + EFBIG: 22, + ENOSPC: 51, + ESPIPE: 70, + EROFS: 69, + EMLINK: 34, + EPIPE: 64, + EDOM: 18, + ERANGE: 68, + ENOMSG: 49, + EIDRM: 24, + ECHRNG: 106, + EL2NSYNC: 156, + EL3HLT: 107, + EL3RST: 108, + ELNRNG: 109, + EUNATCH: 110, + ENOCSI: 111, + EL2HLT: 112, + EDEADLK: 16, + ENOLCK: 46, + EBADE: 113, + EBADR: 114, + EXFULL: 115, + ENOANO: 104, + EBADRQC: 103, + EBADSLT: 102, + EDEADLOCK: 16, + EBFONT: 101, + ENOSTR: 100, + ENODATA: 116, + ETIME: 117, + ENOSR: 118, + ENONET: 119, + ENOPKG: 120, + EREMOTE: 121, + ENOLINK: 47, + EADV: 122, + ESRMNT: 123, + ECOMM: 124, + EPROTO: 65, + EMULTIHOP: 36, + EDOTDOT: 125, + EBADMSG: 9, + ENOTUNIQ: 126, + EBADFD: 127, + EREMCHG: 128, + ELIBACC: 129, + ELIBBAD: 130, + ELIBSCN: 131, + ELIBMAX: 132, + ELIBEXEC: 133, + ENOSYS: 52, + ENOTEMPTY: 55, + ENAMETOOLONG: 37, + ELOOP: 32, + EOPNOTSUPP: 138, + EPFNOSUPPORT: 139, + ECONNRESET: 15, + ENOBUFS: 42, + EAFNOSUPPORT: 5, + EPROTOTYPE: 67, + ENOTSOCK: 57, + ENOPROTOOPT: 50, + ESHUTDOWN: 140, + ECONNREFUSED: 14, + EADDRINUSE: 3, + ECONNABORTED: 13, + ENETUNREACH: 40, + ENETDOWN: 38, + ETIMEDOUT: 73, + EHOSTDOWN: 142, + EHOSTUNREACH: 23, + EINPROGRESS: 26, + EALREADY: 7, + EDESTADDRREQ: 17, + EMSGSIZE: 35, + EPROTONOSUPPORT: 66, + ESOCKTNOSUPPORT: 137, + EADDRNOTAVAIL: 4, + ENETRESET: 39, + EISCONN: 30, + ENOTCONN: 53, + ETOOMANYREFS: 141, + EUSERS: 136, + EDQUOT: 19, + ESTALE: 72, + ENOTSUP: 138, + ENOMEDIUM: 148, + EILSEQ: 25, + EOVERFLOW: 61, + ECANCELED: 11, + ENOTRECOVERABLE: 56, + EOWNERDEAD: 62, + ESTRPIPE: 135, + }; + + var NODEFS = { + isWindows: false, + staticInit() { + NODEFS.isWindows = !!process.platform.match(/^win/); + var flags = process.binding('constants'); + // Node.js 4 compatibility: it has no namespaces for constants + if (flags['fs']) { + flags = flags['fs']; + } + NODEFS.flagsForNodeMap = { + 1024: flags['O_APPEND'], + 64: flags['O_CREAT'], + 128: flags['O_EXCL'], + 256: flags['O_NOCTTY'], + 0: flags['O_RDONLY'], + 2: flags['O_RDWR'], + 4096: flags['O_SYNC'], + 512: flags['O_TRUNC'], + 1: flags['O_WRONLY'], + 131072: flags['O_NOFOLLOW'], + }; + }, + convertNodeCode(e) { + var code = e.code; + return ERRNO_CODES[code]; + }, + tryFSOperation(f) { + try { + return f(); + } catch (e) { + if (!e.code) throw e; + // node under windows can return code 'UNKNOWN' here: + // https://github.com/emscripten-core/emscripten/issues/15468 + if (e.code === 'UNKNOWN') throw new FS.ErrnoError(28); + throw new FS.ErrnoError(NODEFS.convertNodeCode(e)); + } + }, + mount(mount) { + return NODEFS.createNode( + null, + '/', + NODEFS.getMode(mount.opts.root), + 0 + ); + }, + createNode(parent, name, mode, dev) { + if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { + throw new FS.ErrnoError(28); + } + var node = FS.createNode(parent, name, mode); + node.node_ops = NODEFS.node_ops; + node.stream_ops = NODEFS.stream_ops; + return node; + }, + getMode(path) { + return NODEFS.tryFSOperation(() => { + var mode = fs.lstatSync(path).mode; + if (NODEFS.isWindows) { + // Windows does not report the 'x' permission bit, so propagate read + // bits to execute bits. + mode |= (mode & 292) >> 2; + } + return mode; + }); + }, + realPath(node) { + var parts = []; + while (node.parent !== node) { + parts.push(node.name); + node = node.parent; + } + parts.push(node.mount.opts.root); + parts.reverse(); + return PATH.join(...parts); + }, + flagsForNode(flags) { + flags &= ~2097152; + // Ignore this flag from musl, otherwise node.js fails to open the file. + flags &= ~2048; + // Ignore this flag from musl, otherwise node.js fails to open the file. + flags &= ~32768; + // Ignore this flag from musl, otherwise node.js fails to open the file. + flags &= ~524288; + // Some applications may pass it; it makes no sense for a single process. + flags &= ~65536; + // Node.js doesn't need this passed in, it errors. + var newFlags = 0; + for (var k in NODEFS.flagsForNodeMap) { + if (flags & k) { + newFlags |= NODEFS.flagsForNodeMap[k]; + flags ^= k; + } + } + if (flags) { + throw new FS.ErrnoError(28); + } + return newFlags; + }, + node_ops: { + getattr(node) { + var path = NODEFS.realPath(node); + var stat; + NODEFS.tryFSOperation(() => (stat = fs.lstatSync(path))); + if (NODEFS.isWindows) { + // node.js v0.10.20 doesn't report blksize and blocks on Windows. Fake + // them with default blksize of 4096. + // See http://support.microsoft.com/kb/140365 + if (!stat.blksize) { + stat.blksize = 4096; + } + if (!stat.blocks) { + stat.blocks = + ((stat.size + stat.blksize - 1) / stat.blksize) | 0; + } + // Windows does not report the 'x' permission bit, so propagate read + // bits to execute bits. + stat.mode |= (stat.mode & 292) >> 2; + } + return { + dev: stat.dev, + ino: stat.ino, + mode: stat.mode, + nlink: stat.nlink, + uid: stat.uid, + gid: stat.gid, + rdev: stat.rdev, + size: stat.size, + atime: stat.atime, + mtime: stat.mtime, + ctime: stat.ctime, + blksize: stat.blksize, + blocks: stat.blocks, + }; + }, + setattr(node, attr) { + var path = NODEFS.realPath(node); + NODEFS.tryFSOperation(() => { + if (attr.mode !== undefined) { + var mode = attr.mode; + if (NODEFS.isWindows) { + // Windows only supports S_IREAD / S_IWRITE (S_IRUSR / S_IWUSR) + // https://learn.microsoft.com/en-us/cpp/c-runtime-library/reference/chmod-wchmod + mode &= 384; + } + fs.chmodSync(path, mode); + // update the common node structure mode as well + node.mode = attr.mode; + } + if (attr.atime || attr.mtime) { + var atime = attr.atime && new Date(attr.atime); + var mtime = attr.mtime && new Date(attr.mtime); + fs.utimesSync(path, atime, mtime); + } + if (attr.size !== undefined) { + fs.truncateSync(path, attr.size); + } + }); + }, + lookup(parent, name) { + var path = PATH.join2(NODEFS.realPath(parent), name); + var mode = NODEFS.getMode(path); + return NODEFS.createNode(parent, name, mode); + }, + mknod(parent, name, mode, dev) { + var node = NODEFS.createNode(parent, name, mode, dev); + // create the backing node for this in the fs root as well + var path = NODEFS.realPath(node); + NODEFS.tryFSOperation(() => { + if (FS.isDir(node.mode)) { + fs.mkdirSync(path, node.mode); + } else { + fs.writeFileSync(path, '', { + mode: node.mode, + }); + } + }); + return node; + }, + rename(oldNode, newDir, newName) { + var oldPath = NODEFS.realPath(oldNode); + var newPath = PATH.join2(NODEFS.realPath(newDir), newName); + try { + FS.unlink(newPath); + } catch (e) {} + NODEFS.tryFSOperation(() => fs.renameSync(oldPath, newPath)); + oldNode.name = newName; + }, + unlink(parent, name) { + var path = PATH.join2(NODEFS.realPath(parent), name); + NODEFS.tryFSOperation(() => fs.unlinkSync(path)); + }, + rmdir(parent, name) { + var path = PATH.join2(NODEFS.realPath(parent), name); + NODEFS.tryFSOperation(() => fs.rmdirSync(path)); + }, + readdir(node) { + var path = NODEFS.realPath(node); + return NODEFS.tryFSOperation(() => fs.readdirSync(path)); + }, + symlink(parent, newName, oldPath) { + var newPath = PATH.join2(NODEFS.realPath(parent), newName); + NODEFS.tryFSOperation(() => fs.symlinkSync(oldPath, newPath)); + }, + readlink(node) { + var path = NODEFS.realPath(node); + return NODEFS.tryFSOperation(() => fs.readlinkSync(path)); + }, + statfs(path) { + var stats = NODEFS.tryFSOperation(() => fs.statfsSync(path)); + // Node.js doesn't provide frsize (fragment size). Set it to bsize (block size) + // as they're often the same in many file systems. May not be accurate for all. + stats.frsize = stats.bsize; + return stats; + }, + }, + stream_ops: { + open(stream) { + var path = NODEFS.realPath(stream.node); + NODEFS.tryFSOperation(() => { + if (FS.isFile(stream.node.mode)) { + stream.shared.refcount = 1; + stream.nfd = fs.openSync( + path, + NODEFS.flagsForNode(stream.flags) + ); + } + }); + }, + close(stream) { + NODEFS.tryFSOperation(() => { + if ( + FS.isFile(stream.node.mode) && + stream.nfd && + --stream.shared.refcount === 0 + ) { + fs.closeSync(stream.nfd); + } + }); + }, + dup(stream) { + stream.shared.refcount++; + }, + read(stream, buffer, offset, length, position) { + // Node.js < 6 compatibility: node errors on 0 length reads + if (length === 0) return 0; + return NODEFS.tryFSOperation(() => + fs.readSync( + stream.nfd, + new Int8Array(buffer.buffer, offset, length), + 0, + length, + position + ) + ); + }, + write(stream, buffer, offset, length, position) { + return NODEFS.tryFSOperation(() => + fs.writeSync( + stream.nfd, + new Int8Array(buffer.buffer, offset, length), + 0, + length, + position + ) + ); + }, + llseek(stream, offset, whence) { + var position = offset; + if (whence === 1) { + position += stream.position; + } else if (whence === 2) { + if (FS.isFile(stream.node.mode)) { + NODEFS.tryFSOperation(() => { + var stat = fs.fstatSync(stream.nfd); + position += stat.size; + }); + } + } + if (position < 0) { + throw new FS.ErrnoError(28); + } + return position; + }, + mmap(stream, length, position, prot, flags) { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + var ptr = mmapAlloc(length); + NODEFS.stream_ops.read(stream, HEAP8, ptr, length, position); + return { + ptr, + allocated: true, + }; + }, + msync(stream, buffer, offset, length, mmapFlags) { + NODEFS.stream_ops.write( + stream, + buffer, + 0, + length, + offset, + false + ); + // should we check if bytesWritten and length are the same? + return 0; + }, + }, + }; + + var PROXYFS = { + mount(mount) { + return PROXYFS.createNode( + null, + '/', + mount.opts.fs.lstat(mount.opts.root).mode, + 0 + ); + }, + createNode(parent, name, mode, dev) { + if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { + throw new FS.ErrnoError(ERRNO_CODES.EINVAL); + } + var node = FS.createNode(parent, name, mode); + node.node_ops = PROXYFS.node_ops; + node.stream_ops = PROXYFS.stream_ops; + return node; + }, + realPath(node) { + var parts = []; + while (node.parent !== node) { + parts.push(node.name); + node = node.parent; + } + parts.push(node.mount.opts.root); + parts.reverse(); + return PATH.join(...parts); + }, + node_ops: { + getattr(node) { + var path = PROXYFS.realPath(node); + var stat; + try { + stat = node.mount.opts.fs.lstat(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + return { + dev: stat.dev, + ino: stat.ino, + mode: stat.mode, + nlink: stat.nlink, + uid: stat.uid, + gid: stat.gid, + rdev: stat.rdev, + size: stat.size, + atime: stat.atime, + mtime: stat.mtime, + ctime: stat.ctime, + blksize: stat.blksize, + blocks: stat.blocks, + }; + }, + setattr(node, attr) { + var path = PROXYFS.realPath(node); + try { + if (attr.mode !== undefined) { + node.mount.opts.fs.chmod(path, attr.mode); + // update the common node structure mode as well + node.mode = attr.mode; + } + if (attr.atime || attr.mtime) { + var atime = new Date(attr.atime || attr.mtime); + var mtime = new Date(attr.mtime || attr.atime); + node.mount.opts.fs.utime(path, atime, mtime); + } + if (attr.size !== undefined) { + node.mount.opts.fs.truncate(path, attr.size); + } + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + lookup(parent, name) { + try { + var path = PATH.join2(PROXYFS.realPath(parent), name); + var mode = parent.mount.opts.fs.lstat(path).mode; + var node = PROXYFS.createNode(parent, name, mode); + return node; + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + mknod(parent, name, mode, dev) { + var node = PROXYFS.createNode(parent, name, mode, dev); + // create the backing node for this in the fs root as well + var path = PROXYFS.realPath(node); + try { + if (FS.isDir(node.mode)) { + node.mount.opts.fs.mkdir(path, node.mode); + } else { + node.mount.opts.fs.writeFile(path, '', { + mode: node.mode, + }); + } + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + return node; + }, + rename(oldNode, newDir, newName) { + var oldPath = PROXYFS.realPath(oldNode); + var newPath = PATH.join2(PROXYFS.realPath(newDir), newName); + try { + oldNode.mount.opts.fs.rename(oldPath, newPath); + oldNode.name = newName; + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + unlink(parent, name) { + var path = PATH.join2(PROXYFS.realPath(parent), name); + try { + parent.mount.opts.fs.unlink(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + rmdir(parent, name) { + var path = PATH.join2(PROXYFS.realPath(parent), name); + try { + parent.mount.opts.fs.rmdir(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + readdir(node) { + var path = PROXYFS.realPath(node); + try { + return node.mount.opts.fs.readdir(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + symlink(parent, newName, oldPath) { + var newPath = PATH.join2(PROXYFS.realPath(parent), newName); + try { + parent.mount.opts.fs.symlink(oldPath, newPath); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + readlink(node) { + var path = PROXYFS.realPath(node); + try { + return node.mount.opts.fs.readlink(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + }, + stream_ops: { + open(stream) { + var path = PROXYFS.realPath(stream.node); + try { + stream.nfd = stream.node.mount.opts.fs.open( + path, + stream.flags + ); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + close(stream) { + try { + stream.node.mount.opts.fs.close(stream.nfd); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + read(stream, buffer, offset, length, position) { + try { + return stream.node.mount.opts.fs.read( + stream.nfd, + buffer, + offset, + length, + position + ); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + write(stream, buffer, offset, length, position) { + try { + return stream.node.mount.opts.fs.write( + stream.nfd, + buffer, + offset, + length, + position + ); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + llseek(stream, offset, whence) { + var position = offset; + if (whence === 1) { + position += stream.position; + } else if (whence === 2) { + if (FS.isFile(stream.node.mode)) { + try { + var stat = stream.node.node_ops.getattr( + stream.node + ); + position += stat.size; + } catch (e) { + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + } + } + if (position < 0) { + throw new FS.ErrnoError(ERRNO_CODES.EINVAL); + } + return position; + }, + }, + }; + + var FS = { + root: null, + mounts: [], + devices: {}, + streams: [], + nextInode: 1, + nameTable: null, + currentPath: '/', + initialized: false, + ignorePermissions: true, + ErrnoError: class { + name = 'ErrnoError'; + // We set the `name` property to be able to identify `FS.ErrnoError` + // - the `name` is a standard ECMA-262 property of error objects. Kind of good to have it anyway. + // - when using PROXYFS, an error can come from an underlying FS + // as different FS objects have their own FS.ErrnoError each, + // the test `err instanceof FS.ErrnoError` won't detect an error coming from another filesystem, causing bugs. + // we'll use the reliable test `err.name == "ErrnoError"` instead + constructor(errno) { + this.errno = errno; + } + }, + filesystems: null, + syncFSRequests: 0, + readFiles: {}, + FSStream: class { + shared = {}; + get object() { + return this.node; + } + set object(val) { + this.node = val; + } + get isRead() { + return (this.flags & 2097155) !== 1; + } + get isWrite() { + return (this.flags & 2097155) !== 0; + } + get isAppend() { + return this.flags & 1024; + } + get flags() { + return this.shared.flags; + } + set flags(val) { + this.shared.flags = val; + } + get position() { + return this.shared.position; + } + set position(val) { + this.shared.position = val; + } + }, + FSNode: class { + node_ops = {}; + stream_ops = {}; + readMode = 292 | 73; + writeMode = 146; + mounted = null; + constructor(parent, name, mode, rdev) { + if (!parent) { + parent = this; + } + // root node sets parent to itself + this.parent = parent; + this.mount = parent.mount; + this.id = FS.nextInode++; + this.name = name; + this.mode = mode; + this.rdev = rdev; + this.atime = this.mtime = this.ctime = Date.now(); + } + get read() { + return (this.mode & this.readMode) === this.readMode; + } + set read(val) { + val + ? (this.mode |= this.readMode) + : (this.mode &= ~this.readMode); + } + get write() { + return (this.mode & this.writeMode) === this.writeMode; + } + set write(val) { + val + ? (this.mode |= this.writeMode) + : (this.mode &= ~this.writeMode); + } + get isFolder() { + return FS.isDir(this.mode); + } + get isDevice() { + return FS.isChrdev(this.mode); + } + }, + lookupPath(path, opts = {}) { + if (!path) + return { + path: '', + node: null, + }; + opts.follow_mount ??= true; + if (!PATH.isAbs(path)) { + path = FS.cwd() + '/' + path; + } + // limit max consecutive symlinks to 40 (SYMLOOP_MAX). + linkloop: for (var nlinks = 0; nlinks < 40; nlinks++) { + // split the absolute path + var parts = path.split('/').filter((p) => !!p && p !== '.'); + // start at the root + var current = FS.root; + var current_path = '/'; + for (var i = 0; i < parts.length; i++) { + var islast = i === parts.length - 1; + if (islast && opts.parent) { + // stop resolving + break; + } + if (parts[i] === '..') { + current_path = PATH.dirname(current_path); + current = current.parent; + continue; + } + current_path = PATH.join2(current_path, parts[i]); + try { + current = FS.lookupNode(current, parts[i]); + } catch (e) { + // if noent_okay is true, suppress a ENOENT in the last component + // and return an object with an undefined node. This is needed for + // resolving symlinks in the path when creating a file. + if (e?.errno === 44 && islast && opts.noent_okay) { + return { + path: current_path, + }; + } + throw e; + } + // jump to the mount's root node if this is a mountpoint + if ( + FS.isMountpoint(current) && + (!islast || opts.follow_mount) + ) { + current = current.mounted.root; + } + // by default, lookupPath will not follow a symlink if it is the final path component. + // setting opts.follow = true will override this behavior. + if (FS.isLink(current.mode) && (!islast || opts.follow)) { + if (!current.node_ops.readlink) { + throw new FS.ErrnoError(52); + } + var link = current.node_ops.readlink(current); + if (!PATH.isAbs(link)) { + link = PATH.dirname(current_path) + '/' + link; + } + path = link + '/' + parts.slice(i + 1).join('/'); + continue linkloop; + } + } + return { + path: current_path, + node: current, + }; + } + throw new FS.ErrnoError(32); + }, + getPath(node) { + var path; + while (true) { + if (FS.isRoot(node)) { + var mount = node.mount.mountpoint; + if (!path) return mount; + return mount[mount.length - 1] !== '/' + ? `${mount}/${path}` + : mount + path; + } + path = path ? `${node.name}/${path}` : node.name; + node = node.parent; + } + }, + hashName(parentid, name) { + var hash = 0; + for (var i = 0; i < name.length; i++) { + hash = ((hash << 5) - hash + name.charCodeAt(i)) | 0; + } + return ((parentid + hash) >>> 0) % FS.nameTable.length; + }, + hashAddNode(node) { + var hash = FS.hashName(node.parent.id, node.name); + node.name_next = FS.nameTable[hash]; + FS.nameTable[hash] = node; + }, + hashRemoveNode(node) { + var hash = FS.hashName(node.parent.id, node.name); + if (FS.nameTable[hash] === node) { + FS.nameTable[hash] = node.name_next; + } else { + var current = FS.nameTable[hash]; + while (current) { + if (current.name_next === node) { + current.name_next = node.name_next; + break; + } + current = current.name_next; + } + } + }, + lookupNode(parent, name) { + var errCode = FS.mayLookup(parent); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + var hash = FS.hashName(parent.id, name); + for (var node = FS.nameTable[hash]; node; node = node.name_next) { + var nodeName = node.name; + if (node.parent.id === parent.id && nodeName === name) { + return node; + } + } + // if we failed to find it in the cache, call into the VFS + return FS.lookup(parent, name); + }, + createNode(parent, name, mode, rdev) { + var node = new FS.FSNode(parent, name, mode, rdev); + FS.hashAddNode(node); + return node; + }, + destroyNode(node) { + FS.hashRemoveNode(node); + }, + isRoot(node) { + return node === node.parent; + }, + isMountpoint(node) { + return !!node.mounted; + }, + isFile(mode) { + return (mode & 61440) === 32768; + }, + isDir(mode) { + return (mode & 61440) === 16384; + }, + isLink(mode) { + return (mode & 61440) === 40960; + }, + isChrdev(mode) { + return (mode & 61440) === 8192; + }, + isBlkdev(mode) { + return (mode & 61440) === 24576; + }, + isFIFO(mode) { + return (mode & 61440) === 4096; + }, + isSocket(mode) { + return (mode & 49152) === 49152; + }, + flagsToPermissionString(flag) { + var perms = ['r', 'w', 'rw'][flag & 3]; + if (flag & 512) { + perms += 'w'; + } + return perms; + }, + nodePermissions(node, perms) { + if (FS.ignorePermissions) { + return 0; + } + // return 0 if any user, group or owner bits are set. + if (perms.includes('r') && !(node.mode & 292)) { + return 2; + } else if (perms.includes('w') && !(node.mode & 146)) { + return 2; + } else if (perms.includes('x') && !(node.mode & 73)) { + return 2; + } + return 0; + }, + mayLookup(dir) { + if (!FS.isDir(dir.mode)) return 54; + var errCode = FS.nodePermissions(dir, 'x'); + if (errCode) return errCode; + if (!dir.node_ops.lookup) return 2; + return 0; + }, + mayCreate(dir, name) { + if (!FS.isDir(dir.mode)) { + return 54; + } + try { + var node = FS.lookupNode(dir, name); + return 20; + } catch (e) {} + return FS.nodePermissions(dir, 'wx'); + }, + mayDelete(dir, name, isdir) { + var node; + try { + node = FS.lookupNode(dir, name); + } catch (e) { + return e.errno; + } + var errCode = FS.nodePermissions(dir, 'wx'); + if (errCode) { + return errCode; + } + if (isdir) { + if (!FS.isDir(node.mode)) { + return 54; + } + if (FS.isRoot(node) || FS.getPath(node) === FS.cwd()) { + return 10; + } + } else { + if (FS.isDir(node.mode)) { + return 31; + } + } + return 0; + }, + mayOpen(node, flags) { + if (!node) { + return 44; + } + if (FS.isLink(node.mode)) { + return 32; + } else if (FS.isDir(node.mode)) { + if ( + FS.flagsToPermissionString(flags) !== 'r' || // opening for write + flags & 512 + ) { + // TODO: check for O_SEARCH? (== search for dir only) + return 31; + } + } + return FS.nodePermissions(node, FS.flagsToPermissionString(flags)); + }, + MAX_OPEN_FDS: 4096, + nextfd() { + for (var fd = 0; fd <= FS.MAX_OPEN_FDS; fd++) { + if (!FS.streams[fd]) { + return fd; + } + } + throw new FS.ErrnoError(33); + }, + getStreamChecked(fd) { + var stream = FS.getStream(fd); + if (!stream) { + throw new FS.ErrnoError(8); + } + return stream; + }, + getStream: (fd) => FS.streams[fd], + createStream(stream, fd = -1) { + // clone it, so we can return an instance of FSStream + stream = Object.assign(new FS.FSStream(), stream); + if (fd == -1) { + fd = FS.nextfd(); + } + stream.fd = fd; + FS.streams[fd] = stream; + return stream; + }, + closeStream(fd) { + FS.streams[fd] = null; + }, + dupStream(origStream, fd = -1) { + var stream = FS.createStream(origStream, fd); + stream.stream_ops?.dup?.(stream); + return stream; + }, + chrdev_stream_ops: { + open(stream) { + var device = FS.getDevice(stream.node.rdev); + // override node's stream ops with the device's + stream.stream_ops = device.stream_ops; + // forward the open call + stream.stream_ops.open?.(stream); + }, + llseek() { + throw new FS.ErrnoError(70); + }, + }, + major: (dev) => dev >> 8, + minor: (dev) => dev & 255, + makedev: (ma, mi) => (ma << 8) | mi, + registerDevice(dev, ops) { + FS.devices[dev] = { + stream_ops: ops, + }; + }, + getDevice: (dev) => FS.devices[dev], + getMounts(mount) { + var mounts = []; + var check = [mount]; + while (check.length) { + var m = check.pop(); + mounts.push(m); + check.push(...m.mounts); + } + return mounts; + }, + syncfs(populate, callback) { + if (typeof populate == 'function') { + callback = populate; + populate = false; + } + FS.syncFSRequests++; + if (FS.syncFSRequests > 1) { + err( + `warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work` + ); + } + var mounts = FS.getMounts(FS.root.mount); + var completed = 0; + function doCallback(errCode) { + FS.syncFSRequests--; + return callback(errCode); + } + function done(errCode) { + if (errCode) { + if (!done.errored) { + done.errored = true; + return doCallback(errCode); + } + return; + } + if (++completed >= mounts.length) { + doCallback(null); + } + } + // sync all mounts + mounts.forEach((mount) => { + if (!mount.type.syncfs) { + return done(null); + } + mount.type.syncfs(mount, populate, done); + }); + }, + mount(type, opts, mountpoint) { + var root = mountpoint === '/'; + var pseudo = !mountpoint; + var node; + if (root && FS.root) { + throw new FS.ErrnoError(10); + } else if (!root && !pseudo) { + var lookup = FS.lookupPath(mountpoint, { + follow_mount: false, + }); + mountpoint = lookup.path; + // use the absolute path + node = lookup.node; + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + if (!FS.isDir(node.mode)) { + throw new FS.ErrnoError(54); + } + } + var mount = { + type, + opts, + mountpoint, + mounts: [], + }; + // create a root node for the fs + var mountRoot = type.mount(mount); + mountRoot.mount = mount; + mount.root = mountRoot; + if (root) { + FS.root = mountRoot; + } else if (node) { + // set as a mountpoint + node.mounted = mount; + // add the new mount to the current mount's children + if (node.mount) { + node.mount.mounts.push(mount); + } + } + return mountRoot; + }, + unmount(mountpoint) { + var lookup = FS.lookupPath(mountpoint, { + follow_mount: false, + }); + if (!FS.isMountpoint(lookup.node)) { + throw new FS.ErrnoError(28); + } + // destroy the nodes for this mount, and all its child mounts + var node = lookup.node; + var mount = node.mounted; + var mounts = FS.getMounts(mount); + Object.keys(FS.nameTable).forEach((hash) => { + var current = FS.nameTable[hash]; + while (current) { + var next = current.name_next; + if (mounts.includes(current.mount)) { + FS.destroyNode(current); + } + current = next; + } + }); + // no longer a mountpoint + node.mounted = null; + // remove this mount from the child mounts + var idx = node.mount.mounts.indexOf(mount); + node.mount.mounts.splice(idx, 1); + }, + lookup(parent, name) { + return parent.node_ops.lookup(parent, name); + }, + mknod(path, mode, dev) { + var lookup = FS.lookupPath(path, { + parent: true, + }); + var parent = lookup.node; + var name = PATH.basename(path); + if (!name || name === '.' || name === '..') { + throw new FS.ErrnoError(28); + } + var errCode = FS.mayCreate(parent, name); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.mknod) { + throw new FS.ErrnoError(63); + } + return parent.node_ops.mknod(parent, name, mode, dev); + }, + statfs(path) { + // NOTE: None of the defaults here are true. We're just returning safe and + // sane values. + var rtn = { + bsize: 4096, + frsize: 4096, + blocks: 1e6, + bfree: 5e5, + bavail: 5e5, + files: FS.nextInode, + ffree: FS.nextInode - 1, + fsid: 42, + flags: 2, + namelen: 255, + }; + var parent = FS.lookupPath(path, { + follow: true, + }).node; + if (parent?.node_ops.statfs) { + Object.assign( + rtn, + parent.node_ops.statfs(parent.mount.opts.root) + ); + } + return rtn; + }, + create(path, mode = 438) { + mode &= 4095; + mode |= 32768; + return FS.mknod(path, mode, 0); + }, + mkdir(path, mode = 511) { + mode &= 511 | 512; + mode |= 16384; + return FS.mknod(path, mode, 0); + }, + mkdirTree(path, mode) { + var dirs = path.split('/'); + var d = ''; + for (var i = 0; i < dirs.length; ++i) { + if (!dirs[i]) continue; + d += '/' + dirs[i]; + try { + FS.mkdir(d, mode); + } catch (e) { + if (e.errno != 20) throw e; + } + } + }, + mkdev(path, mode, dev) { + if (typeof dev == 'undefined') { + dev = mode; + mode = 438; + } + mode |= 8192; + return FS.mknod(path, mode, dev); + }, + symlink(oldpath, newpath) { + if (!PATH_FS.resolve(oldpath)) { + throw new FS.ErrnoError(44); + } + var lookup = FS.lookupPath(newpath, { + parent: true, + }); + var parent = lookup.node; + if (!parent) { + throw new FS.ErrnoError(44); + } + var newname = PATH.basename(newpath); + var errCode = FS.mayCreate(parent, newname); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.symlink) { + throw new FS.ErrnoError(63); + } + return parent.node_ops.symlink(parent, newname, oldpath); + }, + rename(old_path, new_path) { + var old_dirname = PATH.dirname(old_path); + var new_dirname = PATH.dirname(new_path); + var old_name = PATH.basename(old_path); + var new_name = PATH.basename(new_path); + // parents must exist + var lookup, old_dir, new_dir; + // let the errors from non existent directories percolate up + lookup = FS.lookupPath(old_path, { + parent: true, + }); + old_dir = lookup.node; + lookup = FS.lookupPath(new_path, { + parent: true, + }); + new_dir = lookup.node; + if (!old_dir || !new_dir) throw new FS.ErrnoError(44); + // need to be part of the same mount + if (old_dir.mount !== new_dir.mount) { + throw new FS.ErrnoError(75); + } + // source must exist + var old_node = FS.lookupNode(old_dir, old_name); + // old path should not be an ancestor of the new path + var relative = PATH_FS.relative(old_path, new_dirname); + if (relative.charAt(0) !== '.') { + throw new FS.ErrnoError(28); + } + // new path should not be an ancestor of the old path + relative = PATH_FS.relative(new_path, old_dirname); + if (relative.charAt(0) !== '.') { + throw new FS.ErrnoError(55); + } + // see if the new path already exists + var new_node; + try { + new_node = FS.lookupNode(new_dir, new_name); + } catch (e) {} + // early out if nothing needs to change + if (old_node === new_node) { + return; + } + // we'll need to delete the old entry + var isdir = FS.isDir(old_node.mode); + var errCode = FS.mayDelete(old_dir, old_name, isdir); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + // need delete permissions if we'll be overwriting. + // need create permissions if new doesn't already exist. + errCode = new_node + ? FS.mayDelete(new_dir, new_name, isdir) + : FS.mayCreate(new_dir, new_name); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!old_dir.node_ops.rename) { + throw new FS.ErrnoError(63); + } + if ( + FS.isMountpoint(old_node) || + (new_node && FS.isMountpoint(new_node)) + ) { + throw new FS.ErrnoError(10); + } + // if we are going to change the parent, check write permissions + if (new_dir !== old_dir) { + errCode = FS.nodePermissions(old_dir, 'w'); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + } + // remove the node from the lookup hash + FS.hashRemoveNode(old_node); + // do the underlying fs rename + try { + old_dir.node_ops.rename(old_node, new_dir, new_name); + // update old node (we do this here to avoid each backend + // needing to) + old_node.parent = new_dir; + } catch (e) { + throw e; + } finally { + // add the node back to the hash (in case node_ops.rename + // changed its name) + FS.hashAddNode(old_node); + } + }, + rmdir(path) { + var lookup = FS.lookupPath(path, { + parent: true, + }); + var parent = lookup.node; + var name = PATH.basename(path); + var node = FS.lookupNode(parent, name); + var errCode = FS.mayDelete(parent, name, true); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.rmdir) { + throw new FS.ErrnoError(63); + } + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + parent.node_ops.rmdir(parent, name); + FS.destroyNode(node); + }, + readdir(path) { + var lookup = FS.lookupPath(path, { + follow: true, + }); + var node = lookup.node; + if (!node.node_ops.readdir) { + throw new FS.ErrnoError(54); + } + return node.node_ops.readdir(node); + }, + unlink(path) { + var lookup = FS.lookupPath(path, { + parent: true, + }); + var parent = lookup.node; + if (!parent) { + throw new FS.ErrnoError(44); + } + var name = PATH.basename(path); + var node = FS.lookupNode(parent, name); + var errCode = FS.mayDelete(parent, name, false); + if (errCode) { + // According to POSIX, we should map EISDIR to EPERM, but + // we instead do what Linux does (and we must, as we use + // the musl linux libc). + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.unlink) { + throw new FS.ErrnoError(63); + } + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + parent.node_ops.unlink(parent, name); + FS.destroyNode(node); + }, + readlink(path) { + var lookup = FS.lookupPath(path); + var link = lookup.node; + if (!link) { + throw new FS.ErrnoError(44); + } + if (!link.node_ops.readlink) { + throw new FS.ErrnoError(28); + } + return link.node_ops.readlink(link); + }, + stat(path, dontFollow) { + var lookup = FS.lookupPath(path, { + follow: !dontFollow, + }); + var node = lookup.node; + if (!node) { + throw new FS.ErrnoError(44); + } + if (!node.node_ops.getattr) { + throw new FS.ErrnoError(63); + } + return node.node_ops.getattr(node); + }, + lstat(path) { + return FS.stat(path, true); + }, + chmod(path, mode, dontFollow) { + var node; + if (typeof path == 'string') { + var lookup = FS.lookupPath(path, { + follow: !dontFollow, + }); + node = lookup.node; + } else { + node = path; + } + if (!node.node_ops.setattr) { + throw new FS.ErrnoError(63); + } + node.node_ops.setattr(node, { + mode: (mode & 4095) | (node.mode & ~4095), + ctime: Date.now(), + }); + }, + lchmod(path, mode) { + FS.chmod(path, mode, true); + }, + fchmod(fd, mode) { + var stream = FS.getStreamChecked(fd); + FS.chmod(stream.node, mode); + }, + chown(path, uid, gid, dontFollow) { + var node; + if (typeof path == 'string') { + var lookup = FS.lookupPath(path, { + follow: !dontFollow, + }); + node = lookup.node; + } else { + node = path; + } + if (!node.node_ops.setattr) { + throw new FS.ErrnoError(63); + } + node.node_ops.setattr(node, { + timestamp: Date.now(), + }); + }, + // we ignore the uid / gid for now + lchown(path, uid, gid) { + FS.chown(path, uid, gid, true); + }, + fchown(fd, uid, gid) { + var stream = FS.getStreamChecked(fd); + FS.chown(stream.node, uid, gid); + }, + truncate(path, len) { + if (len < 0) { + throw new FS.ErrnoError(28); + } + var node; + if (typeof path == 'string') { + var lookup = FS.lookupPath(path, { + follow: true, + }); + node = lookup.node; + } else { + node = path; + } + if (!node.node_ops.setattr) { + throw new FS.ErrnoError(63); + } + if (FS.isDir(node.mode)) { + throw new FS.ErrnoError(31); + } + if (!FS.isFile(node.mode)) { + throw new FS.ErrnoError(28); + } + var errCode = FS.nodePermissions(node, 'w'); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + node.node_ops.setattr(node, { + size: len, + timestamp: Date.now(), + }); + }, + ftruncate(fd, len) { + var stream = FS.getStreamChecked(fd); + if ((stream.flags & 2097155) === 0) { + throw new FS.ErrnoError(28); + } + FS.truncate(stream.node, len); + }, + utime(path, atime, mtime) { + var lookup = FS.lookupPath(path, { + follow: true, + }); + var node = lookup.node; + node.node_ops.setattr(node, { + atime, + mtime, + }); + }, + open(path, flags, mode = 438) { + if (path === '') { + throw new FS.ErrnoError(44); + } + flags = + typeof flags == 'string' ? FS_modeStringToFlags(flags) : flags; + if (flags & 64) { + mode = (mode & 4095) | 32768; + } else { + mode = 0; + } + var node; + if (typeof path == 'object') { + node = path; + } else { + // noent_okay makes it so that if the final component of the path + // doesn't exist, lookupPath returns `node: undefined`. `path` will be + // updated to point to the target of all symlinks. + var lookup = FS.lookupPath(path, { + follow: !(flags & 131072), + noent_okay: true, + }); + node = lookup.node; + path = lookup.path; + } + // perhaps we need to create the node + var created = false; + if (flags & 64) { + if (node) { + // if O_CREAT and O_EXCL are set, error out if the node already exists + if (flags & 128) { + throw new FS.ErrnoError(20); + } + } else { + // node doesn't exist, try to create it + node = FS.mknod(path, mode, 0); + created = true; + } + } + if (!node) { + throw new FS.ErrnoError(44); + } + // can't truncate a device + if (FS.isChrdev(node.mode)) { + flags &= ~512; + } + // if asked only for a directory, then this must be one + if (flags & 65536 && !FS.isDir(node.mode)) { + throw new FS.ErrnoError(54); + } + // check permissions, if this is not a file we just created now (it is ok to + // create and write to a file with read-only permissions; it is read-only + // for later use) + if (!created) { + var errCode = FS.mayOpen(node, flags); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + } + // do truncation if necessary + if (flags & 512 && !created) { + FS.truncate(node, 0); + } + // we've already handled these, don't pass down to the underlying vfs + flags &= ~(128 | 512 | 131072); + // register the stream with the filesystem + var stream = FS.createStream({ + node, + path: FS.getPath(node), + // we want the absolute path to the node + flags, + seekable: true, + position: 0, + stream_ops: node.stream_ops, + // used by the file family libc calls (fopen, fwrite, ferror, etc.) + ungotten: [], + error: false, + }); + // call the new stream's open function + if (stream.stream_ops.open) { + stream.stream_ops.open(stream); + } + if (Module['logReadFiles'] && !(flags & 1)) { + if (!(path in FS.readFiles)) { + FS.readFiles[path] = 1; + } + } + return stream; + }, + close(stream) { + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if (stream.getdents) stream.getdents = null; + // free readdir state + try { + if (stream.stream_ops.close) { + stream.stream_ops.close(stream); + } + } catch (e) { + throw e; + } finally { + FS.closeStream(stream.fd); + } + stream.fd = null; + }, + isClosed(stream) { + return stream.fd === null; + }, + llseek(stream, offset, whence) { + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if (!stream.seekable || !stream.stream_ops.llseek) { + throw new FS.ErrnoError(70); + } + if (whence != 0 && whence != 1 && whence != 2) { + throw new FS.ErrnoError(28); + } + stream.position = stream.stream_ops.llseek(stream, offset, whence); + stream.ungotten = []; + return stream.position; + }, + read(stream, buffer, offset, length, position) { + if (length < 0 || position < 0) { + throw new FS.ErrnoError(28); + } + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if ((stream.flags & 2097155) === 1) { + throw new FS.ErrnoError(8); + } + if (FS.isDir(stream.node.mode)) { + throw new FS.ErrnoError(31); + } + if (!stream.stream_ops.read) { + throw new FS.ErrnoError(28); + } + var seeking = typeof position != 'undefined'; + if (!seeking) { + position = stream.position; + } else if (!stream.seekable) { + throw new FS.ErrnoError(70); + } + var bytesRead = stream.stream_ops.read( + stream, + buffer, + offset, + length, + position + ); + if (!seeking) stream.position += bytesRead; + return bytesRead; + }, + write(stream, buffer, offset, length, position, canOwn) { + if (length < 0 || position < 0) { + throw new FS.ErrnoError(28); + } + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if ((stream.flags & 2097155) === 0) { + throw new FS.ErrnoError(8); + } + if (FS.isDir(stream.node.mode)) { + throw new FS.ErrnoError(31); + } + if (!stream.stream_ops.write) { + throw new FS.ErrnoError(28); + } + if (stream.seekable && stream.flags & 1024) { + // seek to the end before writing in append mode + FS.llseek(stream, 0, 2); + } + var seeking = typeof position != 'undefined'; + if (!seeking) { + position = stream.position; + } else if (!stream.seekable) { + throw new FS.ErrnoError(70); + } + var bytesWritten = stream.stream_ops.write( + stream, + buffer, + offset, + length, + position, + canOwn + ); + if (!seeking) stream.position += bytesWritten; + return bytesWritten; + }, + allocate(stream, offset, length) { + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if (offset < 0 || length <= 0) { + throw new FS.ErrnoError(28); + } + if ((stream.flags & 2097155) === 0) { + throw new FS.ErrnoError(8); + } + if (!FS.isFile(stream.node.mode) && !FS.isDir(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + if (!stream.stream_ops.allocate) { + throw new FS.ErrnoError(138); + } + stream.stream_ops.allocate(stream, offset, length); + }, + mmap(stream, length, position, prot, flags) { + // User requests writing to file (prot & PROT_WRITE != 0). + // Checking if we have permissions to write to the file unless + // MAP_PRIVATE flag is set. According to POSIX spec it is possible + // to write to file opened in read-only mode with MAP_PRIVATE flag, + // as all modifications will be visible only in the memory of + // the current process. + if ( + (prot & 2) !== 0 && + (flags & 2) === 0 && + (stream.flags & 2097155) !== 2 + ) { + throw new FS.ErrnoError(2); + } + if ((stream.flags & 2097155) === 1) { + throw new FS.ErrnoError(2); + } + if (!stream.stream_ops.mmap) { + throw new FS.ErrnoError(43); + } + if (!length) { + throw new FS.ErrnoError(28); + } + return stream.stream_ops.mmap( + stream, + length, + position, + prot, + flags + ); + }, + msync(stream, buffer, offset, length, mmapFlags) { + if (!stream.stream_ops.msync) { + return 0; + } + return stream.stream_ops.msync( + stream, + buffer, + offset, + length, + mmapFlags + ); + }, + ioctl(stream, cmd, arg) { + if (!stream.stream_ops.ioctl) { + throw new FS.ErrnoError(59); + } + return stream.stream_ops.ioctl(stream, cmd, arg); + }, + readFile(path, opts = {}) { + opts.flags = opts.flags || 0; + opts.encoding = opts.encoding || 'binary'; + if (opts.encoding !== 'utf8' && opts.encoding !== 'binary') { + throw new Error(`Invalid encoding type "${opts.encoding}"`); + } + var ret; + var stream = FS.open(path, opts.flags); + var stat = FS.stat(path); + var length = stat.size; + var buf = new Uint8Array(length); + FS.read(stream, buf, 0, length, 0); + if (opts.encoding === 'utf8') { + ret = UTF8ArrayToString(buf); + } else if (opts.encoding === 'binary') { + ret = buf; + } + FS.close(stream); + return ret; + }, + writeFile(path, data, opts = {}) { + opts.flags = opts.flags || 577; + var stream = FS.open(path, opts.flags, opts.mode); + if (typeof data == 'string') { + var buf = new Uint8Array(lengthBytesUTF8(data) + 1); + var actualNumBytes = stringToUTF8Array( + data, + buf, + 0, + buf.length + ); + FS.write( + stream, + buf, + 0, + actualNumBytes, + undefined, + opts.canOwn + ); + } else if (ArrayBuffer.isView(data)) { + FS.write( + stream, + data, + 0, + data.byteLength, + undefined, + opts.canOwn + ); + } else { + throw new Error('Unsupported data type'); + } + FS.close(stream); + }, + cwd: () => FS.currentPath, + chdir(path) { + var lookup = FS.lookupPath(path, { + follow: true, + }); + if (lookup.node === null) { + throw new FS.ErrnoError(44); + } + if (!FS.isDir(lookup.node.mode)) { + throw new FS.ErrnoError(54); + } + var errCode = FS.nodePermissions(lookup.node, 'x'); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + FS.currentPath = lookup.path; + }, + createDefaultDirectories() { + FS.mkdir('/tmp'); + FS.mkdir('/home'); + FS.mkdir('/home/web_user'); + }, + createDefaultDevices() { + // create /dev + FS.mkdir('/dev'); + // setup /dev/null + FS.registerDevice(FS.makedev(1, 3), { + read: () => 0, + write: (stream, buffer, offset, length, pos) => length, + llseek: () => 0, + }); + FS.mkdev('/dev/null', FS.makedev(1, 3)); + // setup /dev/tty and /dev/tty1 + // stderr needs to print output using err() rather than out() + // so we register a second tty just for it. + TTY.register(FS.makedev(5, 0), TTY.default_tty_ops); + TTY.register(FS.makedev(6, 0), TTY.default_tty1_ops); + FS.mkdev('/dev/tty', FS.makedev(5, 0)); + FS.mkdev('/dev/tty1', FS.makedev(6, 0)); + // setup /dev/[u]random + // use a buffer to avoid overhead of individual crypto calls per byte + var randomBuffer = new Uint8Array(1024), + randomLeft = 0; + var randomByte = () => { + if (randomLeft === 0) { + randomLeft = randomFill(randomBuffer).byteLength; + } + return randomBuffer[--randomLeft]; + }; + FS.createDevice('/dev', 'random', randomByte); + FS.createDevice('/dev', 'urandom', randomByte); + // we're not going to emulate the actual shm device, + // just create the tmp dirs that reside in it commonly + FS.mkdir('/dev/shm'); + FS.mkdir('/dev/shm/tmp'); + }, + createSpecialDirectories() { + // create /proc/self/fd which allows /proc/self/fd/6 => readlink gives the + // name of the stream for fd 6 (see test_unistd_ttyname) + FS.mkdir('/proc'); + var proc_self = FS.mkdir('/proc/self'); + FS.mkdir('/proc/self/fd'); + FS.mount( + { + mount() { + var node = FS.createNode(proc_self, 'fd', 16895, 73); + node.stream_ops = { + llseek: MEMFS.stream_ops.llseek, + }; + node.node_ops = { + lookup(parent, name) { + var fd = +name; + var stream = FS.getStreamChecked(fd); + var ret = { + parent: null, + mount: { + mountpoint: 'fake', + }, + node_ops: { + readlink: () => stream.path, + }, + id: fd + 1, + }; + ret.parent = ret; + // make it look like a simple root node + return ret; + }, + readdir() { + return Array.from(FS.streams.entries()) + .filter(([k, v]) => v) + .map(([k, v]) => k.toString()); + }, + }; + return node; + }, + }, + {}, + '/proc/self/fd' + ); + }, + createStandardStreams(input, output, error) { + // TODO deprecate the old functionality of a single + // input / output callback and that utilizes FS.createDevice + // and instead require a unique set of stream ops + // by default, we symlink the standard streams to the + // default tty devices. however, if the standard streams + // have been overwritten we create a unique device for + // them instead. + if (input) { + FS.createDevice('/dev', 'stdin', input); + } else { + FS.symlink('/dev/tty', '/dev/stdin'); + } + if (output) { + FS.createDevice('/dev', 'stdout', null, output); + } else { + FS.symlink('/dev/tty', '/dev/stdout'); + } + if (error) { + FS.createDevice('/dev', 'stderr', null, error); + } else { + FS.symlink('/dev/tty1', '/dev/stderr'); + } + // open default streams for the stdin, stdout and stderr devices + var stdin = FS.open('/dev/stdin', 0); + var stdout = FS.open('/dev/stdout', 1); + var stderr = FS.open('/dev/stderr', 1); + }, + staticInit() { + FS.nameTable = new Array(4096); + FS.mount(MEMFS, {}, '/'); + FS.createDefaultDirectories(); + FS.createDefaultDevices(); + FS.createSpecialDirectories(); + FS.filesystems = { + MEMFS: MEMFS, + NODEFS: NODEFS, + PROXYFS: PROXYFS, + }; + }, + init(input, output, error) { + FS.initialized = true; + // Allow Module.stdin etc. to provide defaults, if none explicitly passed to us here + input ??= Module['stdin']; + output ??= Module['stdout']; + error ??= Module['stderr']; + FS.createStandardStreams(input, output, error); + }, + quit() { + FS.initialized = false; + // force-flush all streams, so we get musl std streams printed out + _fflush(0); + // close all of our streams + for (var i = 0; i < FS.streams.length; i++) { + var stream = FS.streams[i]; + if (!stream) { + continue; + } + FS.close(stream); + } + }, + findObject(path, dontResolveLastLink) { + var ret = FS.analyzePath(path, dontResolveLastLink); + if (!ret.exists) { + return null; + } + return ret.object; + }, + analyzePath(path, dontResolveLastLink) { + // operate from within the context of the symlink's target + try { + var lookup = FS.lookupPath(path, { + follow: !dontResolveLastLink, + }); + path = lookup.path; + } catch (e) {} + var ret = { + isRoot: false, + exists: false, + error: 0, + name: null, + path: null, + object: null, + parentExists: false, + parentPath: null, + parentObject: null, + }; + try { + var lookup = FS.lookupPath(path, { + parent: true, + }); + ret.parentExists = true; + ret.parentPath = lookup.path; + ret.parentObject = lookup.node; + ret.name = PATH.basename(path); + lookup = FS.lookupPath(path, { + follow: !dontResolveLastLink, + }); + ret.exists = true; + ret.path = lookup.path; + ret.object = lookup.node; + ret.name = lookup.node.name; + ret.isRoot = lookup.path === '/'; + } catch (e) { + ret.error = e.errno; + } + return ret; + }, + createPath(parent, path, canRead, canWrite) { + parent = typeof parent == 'string' ? parent : FS.getPath(parent); + var parts = path.split('/').reverse(); + while (parts.length) { + var part = parts.pop(); + if (!part) continue; + var current = PATH.join2(parent, part); + try { + FS.mkdir(current); + } catch (e) {} + // ignore EEXIST + parent = current; + } + return current; + }, + createFile(parent, name, properties, canRead, canWrite) { + var path = PATH.join2( + typeof parent == 'string' ? parent : FS.getPath(parent), + name + ); + var mode = FS_getMode(canRead, canWrite); + return FS.create(path, mode); + }, + createDataFile(parent, name, data, canRead, canWrite, canOwn) { + var path = name; + if (parent) { + parent = + typeof parent == 'string' ? parent : FS.getPath(parent); + path = name ? PATH.join2(parent, name) : parent; + } + var mode = FS_getMode(canRead, canWrite); + var node = FS.create(path, mode); + if (data) { + if (typeof data == 'string') { + var arr = new Array(data.length); + for (var i = 0, len = data.length; i < len; ++i) + arr[i] = data.charCodeAt(i); + data = arr; + } + // make sure we can write to the file + FS.chmod(node, mode | 146); + var stream = FS.open(node, 577); + FS.write(stream, data, 0, data.length, 0, canOwn); + FS.close(stream); + FS.chmod(node, mode); + } + }, + createDevice(parent, name, input, output) { + var path = PATH.join2( + typeof parent == 'string' ? parent : FS.getPath(parent), + name + ); + var mode = FS_getMode(!!input, !!output); + FS.createDevice.major ??= 64; + var dev = FS.makedev(FS.createDevice.major++, 0); + // Create a fake device that a set of stream ops to emulate + // the old behavior. + FS.registerDevice(dev, { + open(stream) { + stream.seekable = false; + }, + close(stream) { + // flush any pending line data + if (output?.buffer?.length) { + output(10); + } + }, + read(stream, buffer, offset, length, pos) { + /* ignored */ var bytesRead = 0; + for (var i = 0; i < length; i++) { + var result; + try { + result = input(); + } catch (e) { + throw new FS.ErrnoError(29); + } + if (result === undefined && bytesRead === 0) { + throw new FS.ErrnoError(6); + } + if (result === null || result === undefined) break; + bytesRead++; + buffer[offset + i] = result; + } + if (bytesRead) { + stream.node.atime = Date.now(); + } + return bytesRead; + }, + write(stream, buffer, offset, length, pos) { + for (var i = 0; i < length; i++) { + try { + output(buffer[offset + i]); + } catch (e) { + throw new FS.ErrnoError(29); + } + } + if (length) { + stream.node.mtime = stream.node.ctime = Date.now(); + } + return i; + }, + }); + return FS.mkdev(path, mode, dev); + }, + forceLoadFile(obj) { + if (obj.isDevice || obj.isFolder || obj.link || obj.contents) + return true; + if (typeof XMLHttpRequest != 'undefined') { + throw new Error( + 'Lazy loading should have been performed (contents set) in createLazyFile, but it was not. Lazy loading only works in web workers. Use --embed-file or --preload-file in emcc on the main thread.' + ); + } else { + // Command-line. + try { + obj.contents = readBinary(obj.url); + obj.usedBytes = obj.contents.length; + } catch (e) { + throw new FS.ErrnoError(29); + } + } + }, + createLazyFile(parent, name, url, canRead, canWrite) { + // Lazy chunked Uint8Array (implements get and length from Uint8Array). + // Actual getting is abstracted away for eventual reuse. + class LazyUint8Array { + lengthKnown = false; + chunks = []; + // Loaded chunks. Index is the chunk number + get(idx) { + if (idx > this.length - 1 || idx < 0) { + return undefined; + } + var chunkOffset = idx % this.chunkSize; + var chunkNum = (idx / this.chunkSize) | 0; + return this.getter(chunkNum)[chunkOffset]; + } + setDataGetter(getter) { + this.getter = getter; + } + cacheLength() { + // Find length + var xhr = new XMLHttpRequest(); + xhr.open('HEAD', url, false); + xhr.send(null); + if ( + !( + (xhr.status >= 200 && xhr.status < 300) || + xhr.status === 304 + ) + ) + throw new Error( + "Couldn't load " + url + '. Status: ' + xhr.status + ); + var datalength = Number( + xhr.getResponseHeader('Content-length') + ); + var header; + var hasByteServing = + (header = xhr.getResponseHeader('Accept-Ranges')) && + header === 'bytes'; + var usesGzip = + (header = xhr.getResponseHeader('Content-Encoding')) && + header === 'gzip'; + var chunkSize = 1024 * 1024; + // Chunk size in bytes + if (!hasByteServing) chunkSize = datalength; + // Function to get a range from the remote URL. + var doXHR = (from, to) => { + if (from > to) + throw new Error( + 'invalid range (' + + from + + ', ' + + to + + ') or no bytes requested!' + ); + if (to > datalength - 1) + throw new Error( + 'only ' + + datalength + + ' bytes available! programmer error!' + ); + // TODO: Use mozResponseArrayBuffer, responseStream, etc. if available. + var xhr = new XMLHttpRequest(); + xhr.open('GET', url, false); + if (datalength !== chunkSize) + xhr.setRequestHeader( + 'Range', + 'bytes=' + from + '-' + to + ); + // Some hints to the browser that we want binary data. + xhr.responseType = 'arraybuffer'; + if (xhr.overrideMimeType) { + xhr.overrideMimeType( + 'text/plain; charset=x-user-defined' + ); + } + xhr.send(null); + if ( + !( + (xhr.status >= 200 && xhr.status < 300) || + xhr.status === 304 + ) + ) + throw new Error( + "Couldn't load " + + url + + '. Status: ' + + xhr.status + ); + if (xhr.response !== undefined) { + return new Uint8Array( + /** @type{Array} */ (xhr.response || []) + ); + } + return intArrayFromString(xhr.responseText || '', true); + }; + var lazyArray = this; + lazyArray.setDataGetter((chunkNum) => { + var start = chunkNum * chunkSize; + var end = (chunkNum + 1) * chunkSize - 1; + // including this byte + end = Math.min(end, datalength - 1); + // if datalength-1 is selected, this is the last block + if (typeof lazyArray.chunks[chunkNum] == 'undefined') { + lazyArray.chunks[chunkNum] = doXHR(start, end); + } + if (typeof lazyArray.chunks[chunkNum] == 'undefined') + throw new Error('doXHR failed!'); + return lazyArray.chunks[chunkNum]; + }); + if (usesGzip || !datalength) { + // if the server uses gzip or doesn't supply the length, we have to download the whole file to get the (uncompressed) length + chunkSize = datalength = 1; + // this will force getter(0)/doXHR do download the whole file + datalength = this.getter(0).length; + chunkSize = datalength; + out( + 'LazyFiles on gzip forces download of the whole file when length is accessed' + ); + } + this._length = datalength; + this._chunkSize = chunkSize; + this.lengthKnown = true; + } + get length() { + if (!this.lengthKnown) { + this.cacheLength(); + } + return this._length; + } + get chunkSize() { + if (!this.lengthKnown) { + this.cacheLength(); + } + return this._chunkSize; + } + } + if (typeof XMLHttpRequest != 'undefined') { + if (!ENVIRONMENT_IS_WORKER) + throw 'Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc'; + var lazyArray = new LazyUint8Array(); + var properties = { + isDevice: false, + contents: lazyArray, + }; + } else { + var properties = { + isDevice: false, + url, + }; + } + var node = FS.createFile( + parent, + name, + properties, + canRead, + canWrite + ); + // This is a total hack, but I want to get this lazy file code out of the + // core of MEMFS. If we want to keep this lazy file concept I feel it should + // be its own thin LAZYFS proxying calls to MEMFS. + if (properties.contents) { + node.contents = properties.contents; + } else if (properties.url) { + node.contents = null; + node.url = properties.url; + } + // Add a function that defers querying the file size until it is asked the first time. + Object.defineProperties(node, { + usedBytes: { + get: function () { + return this.contents.length; + }, + }, + }); + // override each stream op with one that tries to force load the lazy file first + var stream_ops = {}; + var keys = Object.keys(node.stream_ops); + keys.forEach((key) => { + var fn = node.stream_ops[key]; + stream_ops[key] = (...args) => { + FS.forceLoadFile(node); + return fn(...args); + }; + }); + function writeChunks(stream, buffer, offset, length, position) { + var contents = stream.node.contents; + if (position >= contents.length) return 0; + var size = Math.min(contents.length - position, length); + if (contents.slice) { + // normal array + for (var i = 0; i < size; i++) { + buffer[offset + i] = contents[position + i]; + } + } else { + for (var i = 0; i < size; i++) { + // LazyUint8Array from sync binary XHR + buffer[offset + i] = contents.get(position + i); + } + } + return size; + } + // use a custom read function + stream_ops.read = (stream, buffer, offset, length, position) => { + FS.forceLoadFile(node); + return writeChunks(stream, buffer, offset, length, position); + }; + // use a custom mmap function + stream_ops.mmap = (stream, length, position, prot, flags) => { + FS.forceLoadFile(node); + var ptr = mmapAlloc(length); + if (!ptr) { + throw new FS.ErrnoError(48); + } + writeChunks(stream, HEAP8, ptr, length, position); + return { + ptr, + allocated: true, + }; + }; + node.stream_ops = stream_ops; + return node; + }, + }; + + Module['FS'] = FS; + + var SOCKFS = { + websocketArgs: {}, + callbacks: {}, + on(event, callback) { + SOCKFS.callbacks[event] = callback; + }, + emit(event, param) { + SOCKFS.callbacks[event]?.(param); + }, + mount(mount) { + // The incomming Module['websocket'] can be used for configuring + // configuring subprotocol/url, etc + SOCKFS.websocketArgs = Module['websocket'] || {}; + // Add the Event registration mechanism to the exported websocket configuration + // object so we can register network callbacks from native JavaScript too. + // For more documentation see system/include/emscripten/emscripten.h + (Module['websocket'] ??= {})['on'] = SOCKFS.on; + return FS.createNode(null, '/', 16895, 0); + }, + createSocket(family, type, protocol) { + type &= ~526336; + // Some applications may pass it; it makes no sense for a single process. + var streaming = type == 1; + if (streaming && protocol && protocol != 6) { + throw new FS.ErrnoError(66); + } + // create our internal socket structure + var sock = { + family, + type, + protocol, + server: null, + error: null, + // Used in getsockopt for SOL_SOCKET/SO_ERROR test + peers: {}, + pending: [], + recv_queue: [], + sock_ops: SOCKFS.websocket_sock_ops, + }; + // create the filesystem node to store the socket structure + var name = SOCKFS.nextname(); + var node = FS.createNode(SOCKFS.root, name, 49152, 0); + node.sock = sock; + // and the wrapping stream that enables library functions such + // as read and write to indirectly interact with the socket + var stream = FS.createStream({ + path: name, + node, + flags: 2, + seekable: false, + stream_ops: SOCKFS.stream_ops, + }); + // map the new stream to the socket structure (sockets have a 1:1 + // relationship with a stream) + sock.stream = stream; + return sock; + }, + getSocket(fd) { + var stream = FS.getStream(fd); + if (!stream || !FS.isSocket(stream.node.mode)) { + return null; + } + return stream.node.sock; + }, + stream_ops: { + poll(stream) { + var sock = stream.node.sock; + return sock.sock_ops.poll(sock); + }, + ioctl(stream, request, varargs) { + var sock = stream.node.sock; + return sock.sock_ops.ioctl(sock, request, varargs); + }, + read(stream, buffer, offset, length, position) { + /* ignored */ var sock = stream.node.sock; + var msg = sock.sock_ops.recvmsg(sock, length); + if (!msg) { + // socket is closed + return 0; + } + buffer.set(msg.buffer, offset); + return msg.buffer.length; + }, + write(stream, buffer, offset, length, position) { + /* ignored */ var sock = stream.node.sock; + return sock.sock_ops.sendmsg(sock, buffer, offset, length); + }, + close(stream) { + var sock = stream.node.sock; + sock.sock_ops.close(sock); + }, + }, + nextname() { + if (!SOCKFS.nextname.current) { + SOCKFS.nextname.current = 0; + } + return `socket[${SOCKFS.nextname.current++}]`; + }, + websocket_sock_ops: { + createPeer(sock, addr, port) { + var ws; + if (typeof addr == 'object') { + ws = addr; + addr = null; + port = null; + } + if (ws) { + // for sockets that've already connected (e.g. we're the server) + // we can inspect the _socket property for the address + if (ws._socket) { + addr = ws._socket.remoteAddress; + port = ws._socket.remotePort; + } // if we're just now initializing a connection to the remote, + // inspect the url property + else { + var result = /ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url); + if (!result) { + throw new Error( + 'WebSocket URL must be in the format ws(s)://address:port' + ); + } + addr = result[1]; + port = parseInt(result[2], 10); + } + } else { + // create the actual websocket object and connect + try { + // The default value is 'ws://' the replace is needed because the compiler replaces '//' comments with '#' + // comments without checking context, so we'd end up with ws:#, the replace swaps the '#' for '//' again. + var url = 'ws:#'.replace('#', '//'); + // Make the WebSocket subprotocol (Sec-WebSocket-Protocol) default to binary if no configuration is set. + var subProtocols = 'binary'; + // The default value is 'binary' + // The default WebSocket options + var opts = undefined; + // Fetch runtime WebSocket URL config. + if ('function' === typeof SOCKFS.websocketArgs['url']) { + url = SOCKFS.websocketArgs['url'](...arguments); + } else if ( + 'string' === typeof SOCKFS.websocketArgs['url'] + ) { + url = SOCKFS.websocketArgs['url']; + } + // Fetch runtime WebSocket subprotocol config. + if (SOCKFS.websocketArgs['subprotocol']) { + subProtocols = SOCKFS.websocketArgs['subprotocol']; + } else if ( + SOCKFS.websocketArgs['subprotocol'] === null + ) { + subProtocols = 'null'; + } + if (url === 'ws://' || url === 'wss://') { + // Is the supplied URL config just a prefix, if so complete it. + var parts = addr.split('/'); + url = + url + + parts[0] + + ':' + + port + + '/' + + parts.slice(1).join('/'); + } + if (subProtocols !== 'null') { + // The regex trims the string (removes spaces at the beginning and end, then splits the string by + // , into an Array. Whitespace removal is important for Websockify and ws. + subProtocols = subProtocols + .replace(/^ +| +$/g, '') + .split(/ *, */); + opts = subProtocols; + } + // If node we use the ws library. + var WebSocketConstructor; + if (ENVIRONMENT_IS_NODE) { + WebSocketConstructor = + /** @type{(typeof WebSocket)} */ ( + require('ws') + ); + } else { + WebSocketConstructor = WebSocket; + } + if (Module['websocket']['decorator']) { + WebSocketConstructor = + Module['websocket']['decorator']( + WebSocketConstructor + ); + } + ws = new WebSocketConstructor(url, opts); + ws.binaryType = 'arraybuffer'; + } catch (e) { + throw new FS.ErrnoError(23); + } + } + var peer = { + addr, + port, + socket: ws, + msg_send_queue: [], + }; + SOCKFS.websocket_sock_ops.addPeer(sock, peer); + SOCKFS.websocket_sock_ops.handlePeerEvents(sock, peer); + // if this is a bound dgram socket, send the port number first to allow + // us to override the ephemeral port reported to us by remotePort on the + // remote end. + if (sock.type === 2 && typeof sock.sport != 'undefined') { + peer.msg_send_queue.push( + new Uint8Array([ + 255, + 255, + 255, + 255, + 'p'.charCodeAt(0), + 'o'.charCodeAt(0), + 'r'.charCodeAt(0), + 't'.charCodeAt(0), + (sock.sport & 65280) >> 8, + sock.sport & 255, + ]) + ); + } + return peer; + }, + getPeer(sock, addr, port) { + return sock.peers[addr + ':' + port]; + }, + addPeer(sock, peer) { + sock.peers[peer.addr + ':' + peer.port] = peer; + }, + removePeer(sock, peer) { + delete sock.peers[peer.addr + ':' + peer.port]; + }, + handlePeerEvents(sock, peer) { + var first = true; + var handleOpen = function () { + sock.connecting = false; + SOCKFS.emit('open', sock.stream.fd); + try { + var queued = peer.msg_send_queue.shift(); + while (queued) { + peer.socket.send(queued); + queued = peer.msg_send_queue.shift(); + } + } catch (e) { + // not much we can do here in the way of proper error handling as we've already + // lied and said this data was sent. shut it down. + peer.socket.close(); + } + }; + function handleMessage(data) { + if (typeof data == 'string') { + var encoder = new TextEncoder(); + // should be utf-8 + data = encoder.encode(data); + } // make a typed array from the string + else { + assert(data.byteLength !== undefined); + // must receive an ArrayBuffer + if (data.byteLength == 0) { + // An empty ArrayBuffer will emit a pseudo disconnect event + // as recv/recvmsg will return zero which indicates that a socket + // has performed a shutdown although the connection has not been disconnected yet. + return; + } + data = new Uint8Array(data); + } + // if this is the port message, override the peer's port with it + var wasfirst = first; + first = false; + if ( + wasfirst && + data.length === 10 && + data[0] === 255 && + data[1] === 255 && + data[2] === 255 && + data[3] === 255 && + data[4] === 'p'.charCodeAt(0) && + data[5] === 'o'.charCodeAt(0) && + data[6] === 'r'.charCodeAt(0) && + data[7] === 't'.charCodeAt(0) + ) { + // update the peer's port and it's key in the peer map + var newport = (data[8] << 8) | data[9]; + SOCKFS.websocket_sock_ops.removePeer(sock, peer); + peer.port = newport; + SOCKFS.websocket_sock_ops.addPeer(sock, peer); + return; + } + sock.recv_queue.push({ + addr: peer.addr, + port: peer.port, + data, + }); + SOCKFS.emit('message', sock.stream.fd); + } + if (ENVIRONMENT_IS_NODE) { + peer.socket.on('open', handleOpen); + peer.socket.on('message', function (data, isBinary) { + if (!isBinary) { + return; + } + handleMessage(new Uint8Array(data).buffer); + }); + // copy from node Buffer -> ArrayBuffer + peer.socket.on('close', function () { + SOCKFS.emit('close', sock.stream.fd); + }); + peer.socket.on('error', function (error) { + // Although the ws library may pass errors that may be more descriptive than + // ECONNREFUSED they are not necessarily the expected error code e.g. + // ENOTFOUND on getaddrinfo seems to be node.js specific, so using ECONNREFUSED + // is still probably the most useful thing to do. + sock.error = 14; + // Used in getsockopt for SOL_SOCKET/SO_ERROR test. + SOCKFS.emit('error', [ + sock.stream.fd, + sock.error, + 'ECONNREFUSED: Connection refused', + ]); + }); + } else { + peer.socket.onopen = handleOpen; + peer.socket.onclose = function () { + SOCKFS.emit('close', sock.stream.fd); + }; + peer.socket.onmessage = function peer_socket_onmessage( + event + ) { + handleMessage(event.data); + }; + peer.socket.onerror = function (error) { + // The WebSocket spec only allows a 'simple event' to be thrown on error, + // so we only really know as much as ECONNREFUSED. + sock.error = 14; + // Used in getsockopt for SOL_SOCKET/SO_ERROR test. + SOCKFS.emit('error', [ + sock.stream.fd, + sock.error, + 'ECONNREFUSED: Connection refused', + ]); + }; + } + }, + poll(sock) { + if (sock.type === 1 && sock.server) { + // listen sockets should only say they're available for reading + // if there are pending clients. + return sock.pending.length ? 64 | 1 : 0; + } + var mask = 0; + var dest = + sock.type === 1 // we only care about the socket state for connection-based sockets + ? SOCKFS.websocket_sock_ops.getPeer( + sock, + sock.daddr, + sock.dport + ) + : null; + if ( + sock.recv_queue.length || + !dest || // connection-less sockets are always ready to read + (dest && dest.socket.readyState === dest.socket.CLOSING) || + (dest && dest.socket.readyState === dest.socket.CLOSED) + ) { + // let recv return 0 once closed + mask |= 64 | 1; + } + if ( + !dest || // connection-less sockets are always ready to write + (dest && dest.socket.readyState === dest.socket.OPEN) + ) { + mask |= 4; + } + if ( + (dest && dest.socket.readyState === dest.socket.CLOSING) || + (dest && dest.socket.readyState === dest.socket.CLOSED) + ) { + // When an non-blocking connect fails mark the socket as writable. + // Its up to the calling code to then use getsockopt with SO_ERROR to + // retrieve the error. + // See https://man7.org/linux/man-pages/man2/connect.2.html + if (sock.connecting) { + mask |= 4; + } else { + mask |= 16; + } + } + return mask; + }, + ioctl(sock, request, arg) { + switch (request) { + case 21531: + var bytes = 0; + if (sock.recv_queue.length) { + bytes = sock.recv_queue[0].data.length; + } + HEAP32[arg >> 2] = bytes; + return 0; + + default: + return 28; + } + }, + close(sock) { + // if we've spawned a listen server, close it + if (sock.server) { + try { + sock.server.close(); + } catch (e) {} + sock.server = null; + } + // close any peer connections + var peers = Object.keys(sock.peers); + for (var i = 0; i < peers.length; i++) { + var peer = sock.peers[peers[i]]; + try { + peer.socket.close(); + } catch (e) {} + SOCKFS.websocket_sock_ops.removePeer(sock, peer); + } + return 0; + }, + bind(sock, addr, port) { + if ( + typeof sock.saddr != 'undefined' || + typeof sock.sport != 'undefined' + ) { + throw new FS.ErrnoError(28); + } + // already bound + sock.saddr = addr; + sock.sport = port; + // in order to emulate dgram sockets, we need to launch a listen server when + // binding on a connection-less socket + // note: this is only required on the server side + if (sock.type === 2) { + // close the existing server if it exists + if (sock.server) { + sock.server.close(); + sock.server = null; + } + // swallow error operation not supported error that occurs when binding in the + // browser where this isn't supported + try { + sock.sock_ops.listen(sock, 0); + } catch (e) { + if (!(e.name === 'ErrnoError')) throw e; + if (e.errno !== 138) throw e; + } + } + }, + connect(sock, addr, port) { + if (sock.server) { + throw new FS.ErrnoError(138); + } + // TODO autobind + // if (!sock.addr && sock.type == 2) { + // } + // early out if we're already connected / in the middle of connecting + if ( + typeof sock.daddr != 'undefined' && + typeof sock.dport != 'undefined' + ) { + var dest = SOCKFS.websocket_sock_ops.getPeer( + sock, + sock.daddr, + sock.dport + ); + if (dest) { + if (dest.socket.readyState === dest.socket.CONNECTING) { + throw new FS.ErrnoError(7); + } else { + throw new FS.ErrnoError(30); + } + } + } + // add the socket to our peer list and set our + // destination address / port to match + var peer = SOCKFS.websocket_sock_ops.createPeer( + sock, + addr, + port + ); + sock.daddr = peer.addr; + sock.dport = peer.port; + // because we cannot synchronously block to wait for the WebSocket + // connection to complete, we return here pretending that the connection + // was a success. + sock.connecting = true; + }, + listen(sock, backlog) { + if (!ENVIRONMENT_IS_NODE) { + throw new FS.ErrnoError(138); + } + if (sock.server) { + throw new FS.ErrnoError(28); + } + // already listening + var WebSocketServer = require('ws').Server; + var host = sock.saddr; + if (Module['websocket']['serverDecorator']) { + WebSocketServer = + Module['websocket']['serverDecorator'](WebSocketServer); + } + sock.server = new WebSocketServer({ + host, + port: sock.sport, + }); + // TODO support backlog + SOCKFS.emit('listen', sock.stream.fd); + // Send Event with listen fd. + sock.server.on('connection', function (ws) { + if (sock.type === 1) { + var newsock = SOCKFS.createSocket( + sock.family, + sock.type, + sock.protocol + ); + // create a peer on the new socket + var peer = SOCKFS.websocket_sock_ops.createPeer( + newsock, + ws + ); + newsock.daddr = peer.addr; + newsock.dport = peer.port; + // push to queue for accept to pick up + sock.pending.push(newsock); + SOCKFS.emit('connection', newsock.stream.fd); + } else { + // create a peer on the listen socket so calling sendto + // with the listen socket and an address will resolve + // to the correct client + SOCKFS.websocket_sock_ops.createPeer(sock, ws); + SOCKFS.emit('connection', sock.stream.fd); + } + }); + sock.server.on('close', function () { + SOCKFS.emit('close', sock.stream.fd); + sock.server = null; + }); + sock.server.on('error', function (error) { + // Although the ws library may pass errors that may be more descriptive than + // ECONNREFUSED they are not necessarily the expected error code e.g. + // ENOTFOUND on getaddrinfo seems to be node.js specific, so using EHOSTUNREACH + // is still probably the most useful thing to do. This error shouldn't + // occur in a well written app as errors should get trapped in the compiled + // app's own getaddrinfo call. + sock.error = 23; + // Used in getsockopt for SOL_SOCKET/SO_ERROR test. + SOCKFS.emit('error', [ + sock.stream.fd, + sock.error, + 'EHOSTUNREACH: Host is unreachable', + ]); + }); + }, + // don't throw + accept(listensock) { + if (!listensock.server || !listensock.pending.length) { + throw new FS.ErrnoError(28); + } + var newsock = listensock.pending.shift(); + newsock.stream.flags = listensock.stream.flags; + return newsock; + }, + getname(sock, peer) { + var addr, port; + if (peer) { + if (sock.daddr === undefined || sock.dport === undefined) { + throw new FS.ErrnoError(53); + } + addr = sock.daddr; + port = sock.dport; + } else { + // TODO saddr and sport will be set for bind()'d UDP sockets, but what + // should we be returning for TCP sockets that've been connect()'d? + addr = sock.saddr || 0; + port = sock.sport || 0; + } + return { + addr, + port, + }; + }, + sendmsg(sock, buffer, offset, length, addr, port) { + if (sock.type === 2) { + // connection-less sockets will honor the message address, + // and otherwise fall back to the bound destination address + if (addr === undefined || port === undefined) { + addr = sock.daddr; + port = sock.dport; + } + // if there was no address to fall back to, error out + if (addr === undefined || port === undefined) { + throw new FS.ErrnoError(17); + } + } else { + // connection-based sockets will only use the bound + addr = sock.daddr; + port = sock.dport; + } + // find the peer for the destination address + var dest = SOCKFS.websocket_sock_ops.getPeer(sock, addr, port); + // early out if not connected with a connection-based socket + if (sock.type === 1) { + if ( + !dest || + dest.socket.readyState === dest.socket.CLOSING || + dest.socket.readyState === dest.socket.CLOSED + ) { + throw new FS.ErrnoError(53); + } + } + // create a copy of the incoming data to send, as the WebSocket API + // doesn't work entirely with an ArrayBufferView, it'll just send + // the entire underlying buffer + if (ArrayBuffer.isView(buffer)) { + offset += buffer.byteOffset; + buffer = buffer.buffer; + } + var data = buffer.slice(offset, offset + length); + // if we don't have a cached connectionless UDP datagram connection, or + // the TCP socket is still connecting, queue the message to be sent upon + // connect, and lie, saying the data was sent now. + if (!dest || dest.socket.readyState !== dest.socket.OPEN) { + // if we're not connected, open a new connection + if (sock.type === 2) { + if ( + !dest || + dest.socket.readyState === dest.socket.CLOSING || + dest.socket.readyState === dest.socket.CLOSED + ) { + dest = SOCKFS.websocket_sock_ops.createPeer( + sock, + addr, + port + ); + } + } + dest.msg_send_queue.push(data); + return length; + } + try { + // send the actual data + dest.socket.send(data); + return length; + } catch (e) { + throw new FS.ErrnoError(28); + } + }, + recvmsg(sock, length, flags) { + // http://pubs.opengroup.org/onlinepubs/7908799/xns/recvmsg.html + if (sock.type === 1 && sock.server) { + // tcp servers should not be recv()'ing on the listen socket + throw new FS.ErrnoError(53); + } + var queued = sock.recv_queue.shift(); + if (!queued) { + if (sock.type === 1) { + var dest = SOCKFS.websocket_sock_ops.getPeer( + sock, + sock.daddr, + sock.dport + ); + if (!dest) { + // if we have a destination address but are not connected, error out + throw new FS.ErrnoError(53); + } + if ( + dest.socket.readyState === dest.socket.CLOSING || + dest.socket.readyState === dest.socket.CLOSED + ) { + // return null if the socket has closed + return null; + } + // else, our socket is in a valid state but truly has nothing available + throw new FS.ErrnoError(6); + } + throw new FS.ErrnoError(6); + } + // queued.data will be an ArrayBuffer if it's unadulterated, but if it's + // requeued TCP data it'll be an ArrayBufferView + var queuedLength = queued.data.byteLength || queued.data.length; + var queuedOffset = queued.data.byteOffset || 0; + var queuedBuffer = queued.data.buffer || queued.data; + var bytesRead = Math.min(length, queuedLength); + var res = { + buffer: new Uint8Array( + queuedBuffer, + queuedOffset, + bytesRead + ), + addr: queued.addr, + port: queued.port, + }; + // push back any unread data for TCP connections + if (flags & 2) { + bytesRead = 0; + } + if (sock.type === 1 && bytesRead < queuedLength) { + var bytesRemaining = queuedLength - bytesRead; + queued.data = new Uint8Array( + queuedBuffer, + queuedOffset + bytesRead, + bytesRemaining + ); + sock.recv_queue.unshift(queued); + } + return res; + }, + }, + }; + + var getSocketFromFD = (fd) => { + var socket = SOCKFS.getSocket(fd); + if (!socket) throw new FS.ErrnoError(8); + return socket; + }; + + var inetPton4 = (str) => { + var b = str.split('.'); + for (var i = 0; i < 4; i++) { + var tmp = Number(b[i]); + if (isNaN(tmp)) return null; + b[i] = tmp; + } + return (b[0] | (b[1] << 8) | (b[2] << 16) | (b[3] << 24)) >>> 0; + }; + + /** @suppress {checkTypes} */ var jstoi_q = (str) => parseInt(str); + + var inetPton6 = (str) => { + var words; + var w, offset, z; + /* http://home.deds.nl/~aeron/regex/ */ var valid6regx = + /^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i; + var parts = []; + if (!valid6regx.test(str)) { + return null; + } + if (str === '::') { + return [0, 0, 0, 0, 0, 0, 0, 0]; + } + // Z placeholder to keep track of zeros when splitting the string on ":" + if (str.startsWith('::')) { + str = str.replace('::', 'Z:'); + } // leading zeros case + else { + str = str.replace('::', ':Z:'); + } + if (str.indexOf('.') > 0) { + // parse IPv4 embedded stress + str = str.replace(new RegExp('[.]', 'g'), ':'); + words = str.split(':'); + words[words.length - 4] = + jstoi_q(words[words.length - 4]) + + jstoi_q(words[words.length - 3]) * 256; + words[words.length - 3] = + jstoi_q(words[words.length - 2]) + + jstoi_q(words[words.length - 1]) * 256; + words = words.slice(0, words.length - 2); + } else { + words = str.split(':'); + } + offset = 0; + z = 0; + for (w = 0; w < words.length; w++) { + if (typeof words[w] == 'string') { + if (words[w] === 'Z') { + // compressed zeros - write appropriate number of zero words + for (z = 0; z < 8 - words.length + 1; z++) { + parts[w + z] = 0; + } + offset = z - 1; + } else { + // parse hex to field to 16-bit value and write it in network byte-order + parts[w + offset] = _htons(parseInt(words[w], 16)); + } + } else { + // parsed IPv4 words + parts[w + offset] = words[w]; + } + } + return [ + (parts[1] << 16) | parts[0], + (parts[3] << 16) | parts[2], + (parts[5] << 16) | parts[4], + (parts[7] << 16) | parts[6], + ]; + }; + + /** @param {number=} addrlen */ var writeSockaddr = ( + sa, + family, + addr, + port, + addrlen + ) => { + switch (family) { + case 2: + addr = inetPton4(addr); + zeroMemory(sa, 16); + if (addrlen) { + HEAP32[addrlen >> 2] = 16; + } + HEAP16[sa >> 1] = family; + HEAP32[(sa + 4) >> 2] = addr; + HEAP16[(sa + 2) >> 1] = _htons(port); + break; + + case 10: + addr = inetPton6(addr); + zeroMemory(sa, 28); + if (addrlen) { + HEAP32[addrlen >> 2] = 28; + } + HEAP32[sa >> 2] = family; + HEAP32[(sa + 8) >> 2] = addr[0]; + HEAP32[(sa + 12) >> 2] = addr[1]; + HEAP32[(sa + 16) >> 2] = addr[2]; + HEAP32[(sa + 20) >> 2] = addr[3]; + HEAP16[(sa + 2) >> 1] = _htons(port); + break; + + default: + return 5; + } + return 0; + }; + + var DNS = { + address_map: { + id: 1, + addrs: {}, + names: {}, + }, + lookup_name(name) { + // If the name is already a valid ipv4 / ipv6 address, don't generate a fake one. + var res = inetPton4(name); + if (res !== null) { + return name; + } + res = inetPton6(name); + if (res !== null) { + return name; + } + // See if this name is already mapped. + var addr; + if (DNS.address_map.addrs[name]) { + addr = DNS.address_map.addrs[name]; + } else { + var id = DNS.address_map.id++; + assert(id < 65535, 'exceeded max address mappings of 65535'); + addr = '172.29.' + (id & 255) + '.' + (id & 65280); + DNS.address_map.names[addr] = name; + DNS.address_map.addrs[name] = addr; + } + return addr; + }, + lookup_addr(addr) { + if (DNS.address_map.names[addr]) { + return DNS.address_map.names[addr]; + } + return null; + }, + }; + + function ___syscall_accept4(fd, addr, addrlen, flags, d1, d2) { + try { + var sock = getSocketFromFD(fd); + var newsock = sock.sock_ops.accept(sock); + if (addr) { + var errno = writeSockaddr( + addr, + newsock.family, + DNS.lookup_name(newsock.daddr), + newsock.dport, + addrlen + ); + } + return newsock.stream.fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var inetNtop4 = (addr) => + (addr & 255) + + '.' + + ((addr >> 8) & 255) + + '.' + + ((addr >> 16) & 255) + + '.' + + ((addr >> 24) & 255); + + var inetNtop6 = (ints) => { + // ref: http://www.ietf.org/rfc/rfc2373.txt - section 2.5.4 + // Format for IPv4 compatible and mapped 128-bit IPv6 Addresses + // 128-bits are split into eight 16-bit words + // stored in network byte order (big-endian) + // | 80 bits | 16 | 32 bits | + // +-----------------------------------------------------------------+ + // | 10 bytes | 2 | 4 bytes | + // +--------------------------------------+--------------------------+ + // + 5 words | 1 | 2 words | + // +--------------------------------------+--------------------------+ + // |0000..............................0000|0000| IPv4 ADDRESS | (compatible) + // +--------------------------------------+----+---------------------+ + // |0000..............................0000|FFFF| IPv4 ADDRESS | (mapped) + // +--------------------------------------+----+---------------------+ + var str = ''; + var word = 0; + var longest = 0; + var lastzero = 0; + var zstart = 0; + var len = 0; + var i = 0; + var parts = [ + ints[0] & 65535, + ints[0] >> 16, + ints[1] & 65535, + ints[1] >> 16, + ints[2] & 65535, + ints[2] >> 16, + ints[3] & 65535, + ints[3] >> 16, + ]; + // Handle IPv4-compatible, IPv4-mapped, loopback and any/unspecified addresses + var hasipv4 = true; + var v4part = ''; + // check if the 10 high-order bytes are all zeros (first 5 words) + for (i = 0; i < 5; i++) { + if (parts[i] !== 0) { + hasipv4 = false; + break; + } + } + if (hasipv4) { + // low-order 32-bits store an IPv4 address (bytes 13 to 16) (last 2 words) + v4part = inetNtop4(parts[6] | (parts[7] << 16)); + // IPv4-mapped IPv6 address if 16-bit value (bytes 11 and 12) == 0xFFFF (6th word) + if (parts[5] === -1) { + str = '::ffff:'; + str += v4part; + return str; + } + // IPv4-compatible IPv6 address if 16-bit value (bytes 11 and 12) == 0x0000 (6th word) + if (parts[5] === 0) { + str = '::'; + //special case IPv6 addresses + if (v4part === '0.0.0.0') v4part = ''; + // any/unspecified address + if (v4part === '0.0.0.1') v4part = '1'; + // loopback address + str += v4part; + return str; + } + } + // Handle all other IPv6 addresses + // first run to find the longest contiguous zero words + for (word = 0; word < 8; word++) { + if (parts[word] === 0) { + if (word - lastzero > 1) { + len = 0; + } + lastzero = word; + len++; + } + if (len > longest) { + longest = len; + zstart = word - longest + 1; + } + } + for (word = 0; word < 8; word++) { + if (longest > 1) { + // compress contiguous zeros - to produce "::" + if ( + parts[word] === 0 && + word >= zstart && + word < zstart + longest + ) { + if (word === zstart) { + str += ':'; + if (zstart === 0) str += ':'; + } + //leading zeros case + continue; + } + } + // converts 16-bit words from big-endian to little-endian before converting to hex string + str += Number(_ntohs(parts[word] & 65535)).toString(16); + str += word < 7 ? ':' : ''; + } + return str; + }; + + var readSockaddr = (sa, salen) => { + // family / port offsets are common to both sockaddr_in and sockaddr_in6 + var family = HEAP16[sa >> 1]; + var port = _ntohs(HEAPU16[(sa + 2) >> 1]); + var addr; + switch (family) { + case 2: + if (salen !== 16) { + return { + errno: 28, + }; + } + addr = HEAP32[(sa + 4) >> 2]; + addr = inetNtop4(addr); + break; + + case 10: + if (salen !== 28) { + return { + errno: 28, + }; + } + addr = [ + HEAP32[(sa + 8) >> 2], + HEAP32[(sa + 12) >> 2], + HEAP32[(sa + 16) >> 2], + HEAP32[(sa + 20) >> 2], + ]; + addr = inetNtop6(addr); + break; + + default: + return { + errno: 5, + }; + } + return { + family, + addr, + port, + }; + }; + + var getSocketAddress = (addrp, addrlen) => { + var info = readSockaddr(addrp, addrlen); + if (info.errno) throw new FS.ErrnoError(info.errno); + info.addr = DNS.lookup_addr(info.addr) || info.addr; + return info; + }; + + function ___syscall_bind(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + var info = getSocketAddress(addr, addrlen); + sock.sock_ops.bind(sock, info.addr, info.port); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var SYSCALLS = { + DEFAULT_POLLMASK: 5, + calculateAt(dirfd, path, allowEmpty) { + if (PATH.isAbs(path)) { + return path; + } + // relative path + var dir; + if (dirfd === -100) { + dir = FS.cwd(); + } else { + var dirstream = SYSCALLS.getStreamFromFD(dirfd); + dir = dirstream.path; + } + if (path.length == 0) { + if (!allowEmpty) { + throw new FS.ErrnoError(44); + } + return dir; + } + return dir + '/' + path; + }, + doStat(func, path, buf) { + var stat = func(path); + HEAP32[buf >> 2] = stat.dev; + HEAP32[(buf + 4) >> 2] = stat.mode; + HEAPU32[(buf + 8) >> 2] = stat.nlink; + HEAP32[(buf + 12) >> 2] = stat.uid; + HEAP32[(buf + 16) >> 2] = stat.gid; + HEAP32[(buf + 20) >> 2] = stat.rdev; + (tempI64 = [ + stat.size >>> 0, + ((tempDouble = stat.size), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 24) >> 2] = tempI64[0]), + (HEAP32[(buf + 28) >> 2] = tempI64[1]); + HEAP32[(buf + 32) >> 2] = 4096; + HEAP32[(buf + 36) >> 2] = stat.blocks; + var atime = stat.atime.getTime(); + var mtime = stat.mtime.getTime(); + var ctime = stat.ctime.getTime(); + (tempI64 = [ + Math.floor(atime / 1e3) >>> 0, + ((tempDouble = Math.floor(atime / 1e3)), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 40) >> 2] = tempI64[0]), + (HEAP32[(buf + 44) >> 2] = tempI64[1]); + HEAPU32[(buf + 48) >> 2] = (atime % 1e3) * 1e3 * 1e3; + (tempI64 = [ + Math.floor(mtime / 1e3) >>> 0, + ((tempDouble = Math.floor(mtime / 1e3)), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 56) >> 2] = tempI64[0]), + (HEAP32[(buf + 60) >> 2] = tempI64[1]); + HEAPU32[(buf + 64) >> 2] = (mtime % 1e3) * 1e3 * 1e3; + (tempI64 = [ + Math.floor(ctime / 1e3) >>> 0, + ((tempDouble = Math.floor(ctime / 1e3)), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 72) >> 2] = tempI64[0]), + (HEAP32[(buf + 76) >> 2] = tempI64[1]); + HEAPU32[(buf + 80) >> 2] = (ctime % 1e3) * 1e3 * 1e3; + (tempI64 = [ + stat.ino >>> 0, + ((tempDouble = stat.ino), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 88) >> 2] = tempI64[0]), + (HEAP32[(buf + 92) >> 2] = tempI64[1]); + return 0; + }, + doMsync(addr, stream, len, flags, offset) { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + if (flags & 2) { + // MAP_PRIVATE calls need not to be synced back to underlying fs + return 0; + } + var buffer = HEAPU8.slice(addr, addr + len); + FS.msync(stream, buffer, offset, len, flags); + }, + getStreamFromFD(fd) { + var stream = FS.getStreamChecked(fd); + return stream; + }, + varargs: undefined, + getStr(ptr) { + var ret = UTF8ToString(ptr); + return ret; + }, + }; + + function ___syscall_chdir(path) { + try { + path = SYSCALLS.getStr(path); + FS.chdir(path); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_chmod(path, mode) { + try { + path = SYSCALLS.getStr(path); + FS.chmod(path, mode); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_connect(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + var info = getSocketAddress(addr, addrlen); + sock.sock_ops.connect(sock, info.addr, info.port); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_dup(fd) { + try { + var old = SYSCALLS.getStreamFromFD(fd); + return FS.dupStream(old).fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_dup3(fd, newfd, flags) { + try { + var old = SYSCALLS.getStreamFromFD(fd); + if (old.fd === newfd) return -28; + // Check newfd is within range of valid open file descriptors. + if (newfd < 0 || newfd >= FS.MAX_OPEN_FDS) return -8; + var existing = FS.getStream(newfd); + if (existing) FS.close(existing); + return FS.dupStream(old, newfd).fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_faccessat(dirfd, path, amode, flags) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + if (amode & ~7) { + // need a valid mode + return -28; + } + var lookup = FS.lookupPath(path, { + follow: true, + }); + var node = lookup.node; + if (!node) { + return -44; + } + var perms = ''; + if (amode & 4) perms += 'r'; + if (amode & 2) perms += 'w'; + if (amode & 1) perms += 'x'; + if ( + perms && + /* otherwise, they've just passed F_OK */ FS.nodePermissions( + node, + perms + ) + ) { + return -2; + } + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_fchmod(fd, mode) { + try { + FS.fchmod(fd, mode); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_fchown32(fd, owner, group) { + try { + FS.fchown(fd, owner, group); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_fchownat(dirfd, path, owner, group, flags) { + try { + path = SYSCALLS.getStr(path); + var nofollow = flags & 256; + flags = flags & ~256; + path = SYSCALLS.calculateAt(dirfd, path); + (nofollow ? FS.lchown : FS.chown)(path, owner, group); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + /** @suppress {duplicate } */ var syscallGetVarargI = () => { + // the `+` prepended here is necessary to convince the JSCompiler that varargs is indeed a number. + var ret = HEAP32[+SYSCALLS.varargs >> 2]; + SYSCALLS.varargs += 4; + return ret; + }; + + var syscallGetVarargP = syscallGetVarargI; + + function ___syscall_fcntl64(fd, cmd, varargs) { + SYSCALLS.varargs = varargs; + try { + var stream = SYSCALLS.getStreamFromFD(fd); + switch (cmd) { + case 0: { + var arg = syscallGetVarargI(); + if (arg < 0) { + return -28; + } + while (FS.streams[arg]) { + arg++; + } + var newStream; + newStream = FS.dupStream(stream, arg); + return newStream.fd; + } + + case 1: + case 2: + return 0; + + // FD_CLOEXEC makes no sense for a single process. + case 3: + return stream.flags; + + case 4: { + var arg = syscallGetVarargI(); + stream.flags |= arg; + return 0; + } + + case 12: { + var arg = syscallGetVarargP(); + var offset = 0; + // We're always unlocked. + HEAP16[(arg + offset) >> 1] = 2; + return 0; + } + + case 13: + case 14: + return 0; + } + // Pretend that the locking is successful. + return -28; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_fstat64(fd, buf) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + return SYSCALLS.doStat(FS.stat, stream.path, buf); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var convertI32PairToI53Checked = (lo, hi) => + (hi + 2097152) >>> 0 < 4194305 - !!lo + ? (lo >>> 0) + hi * 4294967296 + : NaN; + + function ___syscall_ftruncate64(fd, length_low, length_high) { + var length = convertI32PairToI53Checked(length_low, length_high); + try { + if (isNaN(length)) return 61; + FS.ftruncate(fd, length); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var stringToUTF8 = (str, outPtr, maxBytesToWrite) => + stringToUTF8Array(str, HEAPU8, outPtr, maxBytesToWrite); + + Module['stringToUTF8'] = stringToUTF8; + + function ___syscall_getcwd(buf, size) { + try { + if (size === 0) return -28; + var cwd = FS.cwd(); + var cwdLengthInBytes = lengthBytesUTF8(cwd) + 1; + if (size < cwdLengthInBytes) return -68; + stringToUTF8(cwd, buf, size); + return cwdLengthInBytes; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_getdents64(fd, dirp, count) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + stream.getdents ||= FS.readdir(stream.path); + var struct_size = 280; + var pos = 0; + var off = FS.llseek(stream, 0, 1); + var startIdx = Math.floor(off / struct_size); + var endIdx = Math.min( + stream.getdents.length, + startIdx + Math.floor(count / struct_size) + ); + for (var idx = startIdx; idx < endIdx; idx++) { + var id; + var type; + var name = stream.getdents[idx]; + if (name === '.') { + id = stream.node.id; + type = 4; + } // DT_DIR + else if (name === '..') { + var lookup = FS.lookupPath(stream.path, { + parent: true, + }); + id = lookup.node.id; + type = 4; + } // DT_DIR + else { + var child; + try { + child = FS.lookupNode(stream.node, name); + } catch (e) { + // If the entry is not a directory, file, or symlink, nodefs + // lookupNode will raise EINVAL. Skip these and continue. + if (e?.errno === 28) { + continue; + } + throw e; + } + id = child.id; + type = FS.isChrdev(child.mode) + ? 2 // DT_CHR, character device. + : FS.isDir(child.mode) + ? 4 // DT_DIR, directory. + : FS.isLink(child.mode) + ? 10 // DT_LNK, symbolic link. + : 8; + } + // DT_REG, regular file. + (tempI64 = [ + id >>> 0, + ((tempDouble = id), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(dirp + pos) >> 2] = tempI64[0]), + (HEAP32[(dirp + pos + 4) >> 2] = tempI64[1]); + (tempI64 = [ + ((idx + 1) * struct_size) >>> 0, + ((tempDouble = (idx + 1) * struct_size), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(dirp + pos + 8) >> 2] = tempI64[0]), + (HEAP32[(dirp + pos + 12) >> 2] = tempI64[1]); + HEAP16[(dirp + pos + 16) >> 1] = 280; + HEAP8[dirp + pos + 18] = type; + stringToUTF8(name, dirp + pos + 19, 256); + pos += struct_size; + } + FS.llseek(stream, idx * struct_size, 0); + return pos; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_getpeername(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + if (!sock.daddr) { + return -53; + } + // The socket is not connected. + var errno = writeSockaddr( + addr, + sock.family, + DNS.lookup_name(sock.daddr), + sock.dport, + addrlen + ); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_getsockname(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + // TODO: sock.saddr should never be undefined, see TODO in websocket_sock_ops.getname + var errno = writeSockaddr( + addr, + sock.family, + DNS.lookup_name(sock.saddr || '0.0.0.0'), + sock.sport, + addrlen + ); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_getsockopt(fd, level, optname, optval, optlen, d1) { + try { + var sock = getSocketFromFD(fd); + // Minimal getsockopt aimed at resolving https://github.com/emscripten-core/emscripten/issues/2211 + // so only supports SOL_SOCKET with SO_ERROR. + if (level === 1) { + if (optname === 4) { + HEAP32[optval >> 2] = sock.error; + HEAP32[optlen >> 2] = 4; + sock.error = null; + // Clear the error (The SO_ERROR option obtains and then clears this field). + return 0; + } + } + return -50; + } catch (e) { + // The option is unknown at the level indicated. + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_ioctl(fd, op, varargs) { + SYSCALLS.varargs = varargs; + try { + var stream = SYSCALLS.getStreamFromFD(fd); + switch (op) { + case 21509: { + if (!stream.tty) return -59; + return 0; + } + + case 21505: { + if (!stream.tty) return -59; + if (stream.tty.ops.ioctl_tcgets) { + var termios = stream.tty.ops.ioctl_tcgets(stream); + var argp = syscallGetVarargP(); + HEAP32[argp >> 2] = termios.c_iflag || 0; + HEAP32[(argp + 4) >> 2] = termios.c_oflag || 0; + HEAP32[(argp + 8) >> 2] = termios.c_cflag || 0; + HEAP32[(argp + 12) >> 2] = termios.c_lflag || 0; + for (var i = 0; i < 32; i++) { + HEAP8[argp + i + 17] = termios.c_cc[i] || 0; + } + return 0; + } + return 0; + } + + case 21510: + case 21511: + case 21512: { + if (!stream.tty) return -59; + return 0; + } + + // no-op, not actually adjusting terminal settings + case 21506: + case 21507: + case 21508: { + if (!stream.tty) return -59; + if (stream.tty.ops.ioctl_tcsets) { + var argp = syscallGetVarargP(); + var c_iflag = HEAP32[argp >> 2]; + var c_oflag = HEAP32[(argp + 4) >> 2]; + var c_cflag = HEAP32[(argp + 8) >> 2]; + var c_lflag = HEAP32[(argp + 12) >> 2]; + var c_cc = []; + for (var i = 0; i < 32; i++) { + c_cc.push(HEAP8[argp + i + 17]); + } + return stream.tty.ops.ioctl_tcsets(stream.tty, op, { + c_iflag, + c_oflag, + c_cflag, + c_lflag, + c_cc, + }); + } + return 0; + } + + // no-op, not actually adjusting terminal settings + case 21519: { + if (!stream.tty) return -59; + var argp = syscallGetVarargP(); + HEAP32[argp >> 2] = 0; + return 0; + } + + case 21520: { + if (!stream.tty) return -59; + return -28; + } + + // not supported + case 21531: { + var argp = syscallGetVarargP(); + return FS.ioctl(stream, op, argp); + } + + case 21523: { + // TODO: in theory we should write to the winsize struct that gets + // passed in, but for now musl doesn't read anything on it + if (!stream.tty) return -59; + if (stream.tty.ops.ioctl_tiocgwinsz) { + var winsize = stream.tty.ops.ioctl_tiocgwinsz( + stream.tty + ); + var argp = syscallGetVarargP(); + HEAP16[argp >> 1] = winsize[0]; + HEAP16[(argp + 2) >> 1] = winsize[1]; + } + return 0; + } + + case 21524: { + // TODO: technically, this ioctl call should change the window size. + // but, since emscripten doesn't have any concept of a terminal window + // yet, we'll just silently throw it away as we do TIOCGWINSZ + if (!stream.tty) return -59; + return 0; + } + + case 21515: { + if (!stream.tty) return -59; + return 0; + } + + default: + return -28; + } + } catch (e) { + // not supported + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_listen(fd, backlog) { + try { + var sock = getSocketFromFD(fd); + sock.sock_ops.listen(sock, backlog); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_lstat64(path, buf) { + try { + path = SYSCALLS.getStr(path); + return SYSCALLS.doStat(FS.lstat, path, buf); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_mkdirat(dirfd, path, mode) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + FS.mkdir(path, mode, 0); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_newfstatat(dirfd, path, buf, flags) { + try { + path = SYSCALLS.getStr(path); + var nofollow = flags & 256; + var allowEmpty = flags & 4096; + flags = flags & ~6400; + path = SYSCALLS.calculateAt(dirfd, path, allowEmpty); + return SYSCALLS.doStat(nofollow ? FS.lstat : FS.stat, path, buf); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_openat(dirfd, path, flags, varargs) { + SYSCALLS.varargs = varargs; + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + var mode = varargs ? syscallGetVarargI() : 0; + return FS.open(path, flags, mode).fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var PIPEFS = { + BUCKET_BUFFER_SIZE: 8192, + mount(mount) { + // Do not pollute the real root directory or its child nodes with pipes + // Looks like it is OK to create another pseudo-root node not linked to the FS.root hierarchy this way + return FS.createNode(null, '/', 16384 | 511, 0); + }, + createPipe() { + var pipe = { + buckets: [], + // refcnt 2 because pipe has a read end and a write end. We need to be + // able to read from the read end after write end is closed. + refcnt: 2, + }; + pipe.buckets.push({ + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: 0, + roffset: 0, + }); + var rName = PIPEFS.nextname(); + var wName = PIPEFS.nextname(); + var rNode = FS.createNode(PIPEFS.root, rName, 4096, 0); + var wNode = FS.createNode(PIPEFS.root, wName, 4096, 0); + rNode.pipe = pipe; + wNode.pipe = pipe; + var readableStream = FS.createStream({ + path: rName, + node: rNode, + flags: 0, + seekable: false, + stream_ops: PIPEFS.stream_ops, + }); + rNode.stream = readableStream; + var writableStream = FS.createStream({ + path: wName, + node: wNode, + flags: 1, + seekable: false, + stream_ops: PIPEFS.stream_ops, + }); + wNode.stream = writableStream; + return { + readable_fd: readableStream.fd, + writable_fd: writableStream.fd, + }; + }, + stream_ops: { + poll(stream) { + var pipe = stream.node.pipe; + if ((stream.flags & 2097155) === 1) { + return 256 | 4; + } + if (pipe.buckets.length > 0) { + for (var i = 0; i < pipe.buckets.length; i++) { + var bucket = pipe.buckets[i]; + if (bucket.offset - bucket.roffset > 0) { + return 64 | 1; + } + } + } + return 0; + }, + ioctl(stream, request, varargs) { + return 28; + }, + fsync(stream) { + return 28; + }, + read(stream, buffer, offset, length, position) { + /* ignored */ var pipe = stream.node.pipe; + var currentLength = 0; + for (var i = 0; i < pipe.buckets.length; i++) { + var bucket = pipe.buckets[i]; + currentLength += bucket.offset - bucket.roffset; + } + var data = buffer.subarray(offset, offset + length); + if (length <= 0) { + return 0; + } + if (currentLength == 0) { + // Behave as if the read end is always non-blocking + throw new FS.ErrnoError(6); + } + var toRead = Math.min(currentLength, length); + var totalRead = toRead; + var toRemove = 0; + for (var i = 0; i < pipe.buckets.length; i++) { + var currBucket = pipe.buckets[i]; + var bucketSize = currBucket.offset - currBucket.roffset; + if (toRead <= bucketSize) { + var tmpSlice = currBucket.buffer.subarray( + currBucket.roffset, + currBucket.offset + ); + if (toRead < bucketSize) { + tmpSlice = tmpSlice.subarray(0, toRead); + currBucket.roffset += toRead; + } else { + toRemove++; + } + data.set(tmpSlice); + break; + } else { + var tmpSlice = currBucket.buffer.subarray( + currBucket.roffset, + currBucket.offset + ); + data.set(tmpSlice); + data = data.subarray(tmpSlice.byteLength); + toRead -= tmpSlice.byteLength; + toRemove++; + } + } + if (toRemove && toRemove == pipe.buckets.length) { + // Do not generate excessive garbage in use cases such as + // write several bytes, read everything, write several bytes, read everything... + toRemove--; + pipe.buckets[toRemove].offset = 0; + pipe.buckets[toRemove].roffset = 0; + } + pipe.buckets.splice(0, toRemove); + return totalRead; + }, + write(stream, buffer, offset, length, position) { + /* ignored */ var pipe = stream.node.pipe; + var data = buffer.subarray(offset, offset + length); + var dataLen = data.byteLength; + if (dataLen <= 0) { + return 0; + } + var currBucket = null; + if (pipe.buckets.length == 0) { + currBucket = { + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: 0, + roffset: 0, + }; + pipe.buckets.push(currBucket); + } else { + currBucket = pipe.buckets[pipe.buckets.length - 1]; + } + assert(currBucket.offset <= PIPEFS.BUCKET_BUFFER_SIZE); + var freeBytesInCurrBuffer = + PIPEFS.BUCKET_BUFFER_SIZE - currBucket.offset; + if (freeBytesInCurrBuffer >= dataLen) { + currBucket.buffer.set(data, currBucket.offset); + currBucket.offset += dataLen; + return dataLen; + } else if (freeBytesInCurrBuffer > 0) { + currBucket.buffer.set( + data.subarray(0, freeBytesInCurrBuffer), + currBucket.offset + ); + currBucket.offset += freeBytesInCurrBuffer; + data = data.subarray( + freeBytesInCurrBuffer, + data.byteLength + ); + } + var numBuckets = + (data.byteLength / PIPEFS.BUCKET_BUFFER_SIZE) | 0; + var remElements = data.byteLength % PIPEFS.BUCKET_BUFFER_SIZE; + for (var i = 0; i < numBuckets; i++) { + var newBucket = { + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: PIPEFS.BUCKET_BUFFER_SIZE, + roffset: 0, + }; + pipe.buckets.push(newBucket); + newBucket.buffer.set( + data.subarray(0, PIPEFS.BUCKET_BUFFER_SIZE) + ); + data = data.subarray( + PIPEFS.BUCKET_BUFFER_SIZE, + data.byteLength + ); + } + if (remElements > 0) { + var newBucket = { + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: data.byteLength, + roffset: 0, + }; + pipe.buckets.push(newBucket); + newBucket.buffer.set(data); + } + return dataLen; + }, + close(stream) { + var pipe = stream.node.pipe; + pipe.refcnt--; + if (pipe.refcnt === 0) { + pipe.buckets = null; + } + }, + }, + nextname() { + if (!PIPEFS.nextname.current) { + PIPEFS.nextname.current = 0; + } + return 'pipe[' + PIPEFS.nextname.current++ + ']'; + }, + }; + + function ___syscall_pipe(fdPtr) { + try { + if (fdPtr == 0) { + throw new FS.ErrnoError(21); + } + var res = PIPEFS.createPipe(); + HEAP32[fdPtr >> 2] = res.readable_fd; + HEAP32[(fdPtr + 4) >> 2] = res.writable_fd; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_poll(fds, nfds, timeout) { + try { + var nonzero = 0; + for (var i = 0; i < nfds; i++) { + var pollfd = fds + 8 * i; + var fd = HEAP32[pollfd >> 2]; + var events = HEAP16[(pollfd + 4) >> 1]; + var mask = 32; + var stream = FS.getStream(fd); + if (stream) { + mask = SYSCALLS.DEFAULT_POLLMASK; + if (stream.stream_ops?.poll) { + mask = stream.stream_ops.poll(stream, -1); + } + } + mask &= events | 8 | 16; + if (mask) nonzero++; + HEAP16[(pollfd + 6) >> 1] = mask; + } + return nonzero; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_readlinkat(dirfd, path, buf, bufsize) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + if (bufsize <= 0) return -28; + var ret = FS.readlink(path); + var len = Math.min(bufsize, lengthBytesUTF8(ret)); + var endChar = HEAP8[buf + len]; + stringToUTF8(ret, buf, bufsize + 1); + // readlink is one of the rare functions that write out a C string, but does never append a null to the output buffer(!) + // stringToUTF8() always appends a null byte, so restore the character under the null byte after the write. + HEAP8[buf + len] = endChar; + return len; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_recvfrom(fd, buf, len, flags, addr, addrlen) { + try { + var sock = getSocketFromFD(fd); + var msg = sock.sock_ops.recvmsg( + sock, + len, + typeof flags !== 'undefined' ? flags : 0 + ); + if (!msg) return 0; + // socket is closed + if (addr) { + var errno = writeSockaddr( + addr, + sock.family, + DNS.lookup_name(msg.addr), + msg.port, + addrlen + ); + } + HEAPU8.set(msg.buffer, buf); + return msg.buffer.byteLength; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_renameat(olddirfd, oldpath, newdirfd, newpath) { + try { + oldpath = SYSCALLS.getStr(oldpath); + newpath = SYSCALLS.getStr(newpath); + oldpath = SYSCALLS.calculateAt(olddirfd, oldpath); + newpath = SYSCALLS.calculateAt(newdirfd, newpath); + FS.rename(oldpath, newpath); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_rmdir(path) { + try { + path = SYSCALLS.getStr(path); + FS.rmdir(path); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_sendto(fd, message, length, flags, addr, addr_len) { + try { + var sock = getSocketFromFD(fd); + if (!addr) { + // send, no address provided + return FS.write(sock.stream, HEAP8, message, length); + } + var dest = getSocketAddress(addr, addr_len); + // sendto an address + return sock.sock_ops.sendmsg( + sock, + HEAP8, + message, + length, + dest.addr, + dest.port + ); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_socket(domain, type, protocol) { + try { + var sock = SOCKFS.createSocket(domain, type, protocol); + return sock.stream.fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_stat64(path, buf) { + try { + path = SYSCALLS.getStr(path); + return SYSCALLS.doStat(FS.stat, path, buf); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_statfs64(path, size, buf) { + try { + var stats = FS.statfs(SYSCALLS.getStr(path)); + HEAP32[(buf + 4) >> 2] = stats.bsize; + HEAP32[(buf + 40) >> 2] = stats.bsize; + HEAP32[(buf + 8) >> 2] = stats.blocks; + HEAP32[(buf + 12) >> 2] = stats.bfree; + HEAP32[(buf + 16) >> 2] = stats.bavail; + HEAP32[(buf + 20) >> 2] = stats.files; + HEAP32[(buf + 24) >> 2] = stats.ffree; + HEAP32[(buf + 28) >> 2] = stats.fsid; + HEAP32[(buf + 44) >> 2] = stats.flags; + // ST_NOSUID + HEAP32[(buf + 36) >> 2] = stats.namelen; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_symlinkat(target, dirfd, linkpath) { + try { + target = SYSCALLS.getStr(target); + linkpath = SYSCALLS.getStr(linkpath); + linkpath = SYSCALLS.calculateAt(dirfd, linkpath); + FS.symlink(target, linkpath); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_unlinkat(dirfd, path, flags) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + if (flags === 0) { + FS.unlink(path); + } else if (flags === 512) { + FS.rmdir(path); + } else { + abort('Invalid flags passed to unlinkat'); + } + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var readI53FromI64 = (ptr) => + HEAPU32[ptr >> 2] + HEAP32[(ptr + 4) >> 2] * 4294967296; + + function ___syscall_utimensat(dirfd, path, times, flags) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path, true); + var now = Date.now(), + atime, + mtime; + if (!times) { + atime = now; + mtime = now; + } else { + var seconds = readI53FromI64(times); + var nanoseconds = HEAP32[(times + 8) >> 2]; + if (nanoseconds == 1073741823) { + atime = now; + } else if (nanoseconds == 1073741822) { + atime = null; + } else { + atime = seconds * 1e3 + nanoseconds / (1e3 * 1e3); + } + times += 16; + seconds = readI53FromI64(times); + nanoseconds = HEAP32[(times + 8) >> 2]; + if (nanoseconds == 1073741823) { + mtime = now; + } else if (nanoseconds == 1073741822) { + mtime = null; + } else { + mtime = seconds * 1e3 + nanoseconds / (1e3 * 1e3); + } + } + // null here means UTIME_OMIT was passed. If both were set to UTIME_OMIT then + // we can skip the call completely. + if ((mtime ?? atime) !== null) { + FS.utime(path, atime, mtime); + } + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var __abort_js = () => abort(''); + + var __emscripten_lookup_name = (name) => { + // uint32_t _emscripten_lookup_name(const char *name); + var nameString = UTF8ToString(name); + return inetPton4(DNS.lookup_name(nameString)); + }; + + var __emscripten_memcpy_js = (dest, src, num) => + HEAPU8.copyWithin(dest, src, src + num); + + var runtimeKeepaliveCounter = 0; + + var __emscripten_runtime_keepalive_clear = () => { + noExitRuntime = false; + runtimeKeepaliveCounter = 0; + }; + + var __emscripten_throw_longjmp = () => { + throw Infinity; + }; + + function __gmtime_js(time_low, time_high, tmPtr) { + var time = convertI32PairToI53Checked(time_low, time_high); + var date = new Date(time * 1e3); + HEAP32[tmPtr >> 2] = date.getUTCSeconds(); + HEAP32[(tmPtr + 4) >> 2] = date.getUTCMinutes(); + HEAP32[(tmPtr + 8) >> 2] = date.getUTCHours(); + HEAP32[(tmPtr + 12) >> 2] = date.getUTCDate(); + HEAP32[(tmPtr + 16) >> 2] = date.getUTCMonth(); + HEAP32[(tmPtr + 20) >> 2] = date.getUTCFullYear() - 1900; + HEAP32[(tmPtr + 24) >> 2] = date.getUTCDay(); + var start = Date.UTC(date.getUTCFullYear(), 0, 1, 0, 0, 0, 0); + var yday = ((date.getTime() - start) / (1e3 * 60 * 60 * 24)) | 0; + HEAP32[(tmPtr + 28) >> 2] = yday; + } + + var isLeapYear = (year) => + year % 4 === 0 && (year % 100 !== 0 || year % 400 === 0); + + var MONTH_DAYS_LEAP_CUMULATIVE = [ + 0, 31, 60, 91, 121, 152, 182, 213, 244, 274, 305, 335, + ]; + + var MONTH_DAYS_REGULAR_CUMULATIVE = [ + 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334, + ]; + + var ydayFromDate = (date) => { + var leap = isLeapYear(date.getFullYear()); + var monthDaysCumulative = leap + ? MONTH_DAYS_LEAP_CUMULATIVE + : MONTH_DAYS_REGULAR_CUMULATIVE; + var yday = monthDaysCumulative[date.getMonth()] + date.getDate() - 1; + // -1 since it's days since Jan 1 + return yday; + }; + + function __localtime_js(time_low, time_high, tmPtr) { + var time = convertI32PairToI53Checked(time_low, time_high); + var date = new Date(time * 1e3); + HEAP32[tmPtr >> 2] = date.getSeconds(); + HEAP32[(tmPtr + 4) >> 2] = date.getMinutes(); + HEAP32[(tmPtr + 8) >> 2] = date.getHours(); + HEAP32[(tmPtr + 12) >> 2] = date.getDate(); + HEAP32[(tmPtr + 16) >> 2] = date.getMonth(); + HEAP32[(tmPtr + 20) >> 2] = date.getFullYear() - 1900; + HEAP32[(tmPtr + 24) >> 2] = date.getDay(); + var yday = ydayFromDate(date) | 0; + HEAP32[(tmPtr + 28) >> 2] = yday; + HEAP32[(tmPtr + 36) >> 2] = -(date.getTimezoneOffset() * 60); + // Attention: DST is in December in South, and some regions don't have DST at all. + var start = new Date(date.getFullYear(), 0, 1); + var summerOffset = new Date( + date.getFullYear(), + 6, + 1 + ).getTimezoneOffset(); + var winterOffset = start.getTimezoneOffset(); + var dst = + (summerOffset != winterOffset && + date.getTimezoneOffset() == + Math.min(winterOffset, summerOffset)) | 0; + HEAP32[(tmPtr + 32) >> 2] = dst; + } + + /** @suppress {duplicate } */ var setTempRet0 = (val) => + __emscripten_tempret_set(val); + + var __mktime_js = function (tmPtr) { + var ret = (() => { + var date = new Date( + HEAP32[(tmPtr + 20) >> 2] + 1900, + HEAP32[(tmPtr + 16) >> 2], + HEAP32[(tmPtr + 12) >> 2], + HEAP32[(tmPtr + 8) >> 2], + HEAP32[(tmPtr + 4) >> 2], + HEAP32[tmPtr >> 2], + 0 + ); + // There's an ambiguous hour when the time goes back; the tm_isdst field is + // used to disambiguate it. Date() basically guesses, so we fix it up if it + // guessed wrong, or fill in tm_isdst with the guess if it's -1. + var dst = HEAP32[(tmPtr + 32) >> 2]; + var guessedOffset = date.getTimezoneOffset(); + var start = new Date(date.getFullYear(), 0, 1); + var summerOffset = new Date( + date.getFullYear(), + 6, + 1 + ).getTimezoneOffset(); + var winterOffset = start.getTimezoneOffset(); + var dstOffset = Math.min(winterOffset, summerOffset); + // DST is in December in South + if (dst < 0) { + // Attention: some regions don't have DST at all. + HEAP32[(tmPtr + 32) >> 2] = Number( + summerOffset != winterOffset && dstOffset == guessedOffset + ); + } else if (dst > 0 != (dstOffset == guessedOffset)) { + var nonDstOffset = Math.max(winterOffset, summerOffset); + var trueOffset = dst > 0 ? dstOffset : nonDstOffset; + // Don't try setMinutes(date.getMinutes() + ...) -- it's messed up. + date.setTime( + date.getTime() + (trueOffset - guessedOffset) * 6e4 + ); + } + HEAP32[(tmPtr + 24) >> 2] = date.getDay(); + var yday = ydayFromDate(date) | 0; + HEAP32[(tmPtr + 28) >> 2] = yday; + // To match expected behavior, update fields from date + HEAP32[tmPtr >> 2] = date.getSeconds(); + HEAP32[(tmPtr + 4) >> 2] = date.getMinutes(); + HEAP32[(tmPtr + 8) >> 2] = date.getHours(); + HEAP32[(tmPtr + 12) >> 2] = date.getDate(); + HEAP32[(tmPtr + 16) >> 2] = date.getMonth(); + HEAP32[(tmPtr + 20) >> 2] = date.getYear(); + var timeMs = date.getTime(); + if (isNaN(timeMs)) { + return -1; + } + // Return time in microseconds + return timeMs / 1e3; + })(); + return ( + setTempRet0( + ((tempDouble = ret), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0) + ), + ret >>> 0 + ); + }; + + function __mmap_js( + len, + prot, + flags, + fd, + offset_low, + offset_high, + allocated, + addr + ) { + var offset = convertI32PairToI53Checked(offset_low, offset_high); + try { + if (isNaN(offset)) return 61; + var stream = SYSCALLS.getStreamFromFD(fd); + var res = FS.mmap(stream, len, offset, prot, flags); + var ptr = res.ptr; + HEAP32[allocated >> 2] = res.allocated; + HEAPU32[addr >> 2] = ptr; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function __munmap_js(addr, len, prot, flags, fd, offset_low, offset_high) { + var offset = convertI32PairToI53Checked(offset_low, offset_high); + try { + var stream = SYSCALLS.getStreamFromFD(fd); + if (prot & 2) { + SYSCALLS.doMsync(addr, stream, len, flags, offset); + } + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var timers = {}; + + var handleException = (e) => { + // Certain exception types we do not treat as errors since they are used for + // internal control flow. + // 1. ExitStatus, which is thrown by exit() + // 2. "unwind", which is thrown by emscripten_unwind_to_js_event_loop() and others + // that wish to return to JS event loop. + if (e instanceof ExitStatus || e == 'unwind') { + return EXITSTATUS; + } + quit_(1, e); + }; + + var keepRuntimeAlive = () => noExitRuntime || runtimeKeepaliveCounter > 0; + + var _proc_exit = (code) => { + EXITSTATUS = code; + if (!keepRuntimeAlive()) { + Module['onExit']?.(code); + ABORT = true; + } + quit_(code, new ExitStatus(code)); + }; + + /** @suppress {duplicate } */ /** @param {boolean|number=} implicit */ var exitJS = + (status, implicit) => { + EXITSTATUS = status; + if (!keepRuntimeAlive()) { + exitRuntime(); + } + _proc_exit(status); + }; + + var _exit = exitJS; + + Module['_exit'] = _exit; + + var maybeExit = () => { + if (runtimeExited) { + return; + } + if (!keepRuntimeAlive()) { + try { + _exit(EXITSTATUS); + } catch (e) { + handleException(e); + } + } + }; + + var callUserCallback = (func) => { + if (runtimeExited || ABORT) { + return; + } + try { + func(); + maybeExit(); + } catch (e) { + handleException(e); + } + }; + + var _emscripten_get_now = () => performance.now(); + + var __setitimer_js = (which, timeout_ms) => { + // First, clear any existing timer. + if (timers[which]) { + clearTimeout(timers[which].id); + delete timers[which]; + } + // A timeout of zero simply cancels the current timeout so we have nothing + // more to do. + if (!timeout_ms) return 0; + var id = setTimeout(() => { + delete timers[which]; + callUserCallback(() => + __emscripten_timeout(which, _emscripten_get_now()) + ); + }, timeout_ms); + timers[which] = { + id, + timeout_ms, + }; + return 0; + }; + + var __tzset_js = (timezone, daylight, std_name, dst_name) => { + // TODO: Use (malleable) environment variables instead of system settings. + var currentYear = new Date().getFullYear(); + var winter = new Date(currentYear, 0, 1); + var summer = new Date(currentYear, 6, 1); + var winterOffset = winter.getTimezoneOffset(); + var summerOffset = summer.getTimezoneOffset(); + // Local standard timezone offset. Local standard time is not adjusted for + // daylight savings. This code uses the fact that getTimezoneOffset returns + // a greater value during Standard Time versus Daylight Saving Time (DST). + // Thus it determines the expected output during Standard Time, and it + // compares whether the output of the given date the same (Standard) or less + // (DST). + var stdTimezoneOffset = Math.max(winterOffset, summerOffset); + // timezone is specified as seconds west of UTC ("The external variable + // `timezone` shall be set to the difference, in seconds, between + // Coordinated Universal Time (UTC) and local standard time."), the same + // as returned by stdTimezoneOffset. + // See http://pubs.opengroup.org/onlinepubs/009695399/functions/tzset.html + HEAPU32[timezone >> 2] = stdTimezoneOffset * 60; + HEAP32[daylight >> 2] = Number(winterOffset != summerOffset); + var extractZone = (timezoneOffset) => { + // Why inverse sign? + // Read here https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Date/getTimezoneOffset + var sign = timezoneOffset >= 0 ? '-' : '+'; + var absOffset = Math.abs(timezoneOffset); + var hours = String(Math.floor(absOffset / 60)).padStart(2, '0'); + var minutes = String(absOffset % 60).padStart(2, '0'); + return `UTC${sign}${hours}${minutes}`; + }; + var winterName = extractZone(winterOffset); + var summerName = extractZone(summerOffset); + if (summerOffset < winterOffset) { + // Northern hemisphere + stringToUTF8(winterName, std_name, 17); + stringToUTF8(summerName, dst_name, 17); + } else { + stringToUTF8(winterName, dst_name, 17); + stringToUTF8(summerName, std_name, 17); + } + }; + + var _emscripten_date_now = () => Date.now(); + + var nowIsMonotonic = 1; + + var checkWasiClock = (clock_id) => clock_id >= 0 && clock_id <= 3; + + function _clock_time_get( + clk_id, + ignored_precision_low, + ignored_precision_high, + ptime + ) { + var ignored_precision = convertI32PairToI53Checked( + ignored_precision_low, + ignored_precision_high + ); + if (!checkWasiClock(clk_id)) { + return 28; + } + var now; + // all wasi clocks but realtime are monotonic + if (clk_id === 0) { + now = _emscripten_date_now(); + } else if (nowIsMonotonic) { + now = _emscripten_get_now(); + } else { + return 52; + } + // "now" is in ms, and wasi times are in ns. + var nsec = Math.round(now * 1e3 * 1e3); + (tempI64 = [ + nsec >>> 0, + ((tempDouble = nsec), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[ptime >> 2] = tempI64[0]), + (HEAP32[(ptime + 4) >> 2] = tempI64[1]); + return 0; + } + + var getHeapMax = () => + // Stay one Wasm page short of 4GB: while e.g. Chrome is able to allocate + // full 4GB Wasm memories, the size will wrap back to 0 bytes in Wasm side + // for any code that deals with heap sizes, which would require special + // casing all heap size related code to treat 0 specially. + 2147483648; + + var _emscripten_get_heap_max = () => getHeapMax(); + + var growMemory = (size) => { + var b = wasmMemory.buffer; + var pages = ((size - b.byteLength + 65535) / 65536) | 0; + try { + // round size grow request up to wasm page size (fixed 64KB per spec) + wasmMemory.grow(pages); + // .grow() takes a delta compared to the previous size + updateMemoryViews(); + return 1; + } /*success*/ catch (e) {} + }; + + // implicit 0 return to save code size (caller will cast "undefined" into 0 + // anyhow) + var _emscripten_resize_heap = (requestedSize) => { + var oldSize = HEAPU8.length; + // With CAN_ADDRESS_2GB or MEMORY64, pointers are already unsigned. + requestedSize >>>= 0; + // With multithreaded builds, races can happen (another thread might increase the size + // in between), so return a failure, and let the caller retry. + // Memory resize rules: + // 1. Always increase heap size to at least the requested size, rounded up + // to next page multiple. + // 2a. If MEMORY_GROWTH_LINEAR_STEP == -1, excessively resize the heap + // geometrically: increase the heap size according to + // MEMORY_GROWTH_GEOMETRIC_STEP factor (default +20%), At most + // overreserve by MEMORY_GROWTH_GEOMETRIC_CAP bytes (default 96MB). + // 2b. If MEMORY_GROWTH_LINEAR_STEP != -1, excessively resize the heap + // linearly: increase the heap size by at least + // MEMORY_GROWTH_LINEAR_STEP bytes. + // 3. Max size for the heap is capped at 2048MB-WASM_PAGE_SIZE, or by + // MAXIMUM_MEMORY, or by ASAN limit, depending on which is smallest + // 4. If we were unable to allocate as much memory, it may be due to + // over-eager decision to excessively reserve due to (3) above. + // Hence if an allocation fails, cut down on the amount of excess + // growth, in an attempt to succeed to perform a smaller allocation. + // A limit is set for how much we can grow. We should not exceed that + // (the wasm binary specifies it, so if we tried, we'd fail anyhow). + var maxHeapSize = getHeapMax(); + if (requestedSize > maxHeapSize) { + return false; + } + // Loop through potential heap size increases. If we attempt a too eager + // reservation that fails, cut down on the attempted size and reserve a + // smaller bump instead. (max 3 times, chosen somewhat arbitrarily) + for (var cutDown = 1; cutDown <= 4; cutDown *= 2) { + var overGrownHeapSize = oldSize * (1 + 0.2 / cutDown); + // ensure geometric growth + // but limit overreserving (default to capping at +96MB overgrowth at most) + overGrownHeapSize = Math.min( + overGrownHeapSize, + requestedSize + 100663296 + ); + var newSize = Math.min( + maxHeapSize, + alignMemory(Math.max(requestedSize, overGrownHeapSize), 65536) + ); + var replacement = growMemory(newSize); + if (replacement) { + return true; + } + } + return false; + }; + + var runtimeKeepalivePush = () => { + runtimeKeepaliveCounter += 1; + }; + + var runtimeKeepalivePop = () => { + runtimeKeepaliveCounter -= 1; + }; + + /** @param {number=} timeout */ var safeSetTimeout = (func, timeout) => { + runtimeKeepalivePush(); + return setTimeout(() => { + runtimeKeepalivePop(); + callUserCallback(func); + }, timeout); + }; + + var _emscripten_sleep = (ms) => + Asyncify.handleSleep((wakeUp) => safeSetTimeout(wakeUp, ms)); + + Module['_emscripten_sleep'] = _emscripten_sleep; + + _emscripten_sleep.isAsync = true; + + var ENV = PHPLoader.ENV || {}; + + var getExecutableName = () => thisProgram || './this.program'; + + var getEnvStrings = () => { + if (!getEnvStrings.strings) { + // Default values. + // Browser language detection #8751 + var lang = + ( + (typeof navigator == 'object' && + navigator.languages && + navigator.languages[0]) || + 'C' + ).replace('-', '_') + '.UTF-8'; + var env = { + USER: 'web_user', + LOGNAME: 'web_user', + PATH: '/', + PWD: '/', + HOME: '/home/web_user', + LANG: lang, + _: getExecutableName(), + }; + // Apply the user-provided values, if any. + for (var x in ENV) { + // x is a key in ENV; if ENV[x] is undefined, that means it was + // explicitly set to be so. We allow user code to do that to + // force variables with default values to remain unset. + if (ENV[x] === undefined) delete env[x]; + else env[x] = ENV[x]; + } + var strings = []; + for (var x in env) { + strings.push(`${x}=${env[x]}`); + } + getEnvStrings.strings = strings; + } + return getEnvStrings.strings; + }; + + var stringToAscii = (str, buffer) => { + for (var i = 0; i < str.length; ++i) { + HEAP8[buffer++] = str.charCodeAt(i); + } + // Null-terminate the string + HEAP8[buffer] = 0; + }; + + var _environ_get = (__environ, environ_buf) => { + var bufSize = 0; + getEnvStrings().forEach((string, i) => { + var ptr = environ_buf + bufSize; + HEAPU32[(__environ + i * 4) >> 2] = ptr; + stringToAscii(string, ptr); + bufSize += string.length + 1; + }); + return 0; + }; + + var _environ_sizes_get = (penviron_count, penviron_buf_size) => { + var strings = getEnvStrings(); + HEAPU32[penviron_count >> 2] = strings.length; + var bufSize = 0; + strings.forEach((string) => (bufSize += string.length + 1)); + HEAPU32[penviron_buf_size >> 2] = bufSize; + return 0; + }; + + function _fd_close(fd) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + FS.close(stream); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + function _fd_fdstat_get(fd, pbuf) { + try { + var rightsBase = 0; + var rightsInheriting = 0; + var flags = 0; + { + var stream = SYSCALLS.getStreamFromFD(fd); + // All character devices are terminals (other things a Linux system would + // assume is a character device, like the mouse, we have special APIs for). + var type = stream.tty + ? 2 + : FS.isDir(stream.mode) + ? 3 + : FS.isLink(stream.mode) + ? 7 + : 4; + } + HEAP8[pbuf] = type; + HEAP16[(pbuf + 2) >> 1] = flags; + (tempI64 = [ + rightsBase >>> 0, + ((tempDouble = rightsBase), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(pbuf + 8) >> 2] = tempI64[0]), + (HEAP32[(pbuf + 12) >> 2] = tempI64[1]); + (tempI64 = [ + rightsInheriting >>> 0, + ((tempDouble = rightsInheriting), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(pbuf + 16) >> 2] = tempI64[0]), + (HEAP32[(pbuf + 20) >> 2] = tempI64[1]); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + /** @param {number=} offset */ var doReadv = ( + stream, + iov, + iovcnt, + offset + ) => { + var ret = 0; + for (var i = 0; i < iovcnt; i++) { + var ptr = HEAPU32[iov >> 2]; + var len = HEAPU32[(iov + 4) >> 2]; + iov += 8; + var curr = FS.read(stream, HEAP8, ptr, len, offset); + if (curr < 0) return -1; + ret += curr; + if (curr < len) break; + // nothing more to read + if (typeof offset != 'undefined') { + offset += curr; + } + } + return ret; + }; + + function _fd_read(fd, iov, iovcnt, pnum) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + var num = doReadv(stream, iov, iovcnt); + HEAPU32[pnum >> 2] = num; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + function _fd_seek(fd, offset_low, offset_high, whence, newOffset) { + var offset = convertI32PairToI53Checked(offset_low, offset_high); + try { + if (isNaN(offset)) return 61; + var stream = SYSCALLS.getStreamFromFD(fd); + FS.llseek(stream, offset, whence); + (tempI64 = [ + stream.position >>> 0, + ((tempDouble = stream.position), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[newOffset >> 2] = tempI64[0]), + (HEAP32[(newOffset + 4) >> 2] = tempI64[1]); + if (stream.getdents && offset === 0 && whence === 0) + stream.getdents = null; + // reset readdir state + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + var _fd_sync = function (fd) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + return Asyncify.handleSleep((wakeUp) => { + var mount = stream.node.mount; + if (!mount.type.syncfs) { + // We write directly to the file system, so there's nothing to do here. + wakeUp(0); + return; + } + mount.type.syncfs(mount, false, (err) => { + if (err) { + wakeUp(29); + return; + } + wakeUp(0); + }); + }); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + }; + + _fd_sync.isAsync = true; + + /** @param {number=} offset */ var doWritev = ( + stream, + iov, + iovcnt, + offset + ) => { + var ret = 0; + for (var i = 0; i < iovcnt; i++) { + var ptr = HEAPU32[iov >> 2]; + var len = HEAPU32[(iov + 4) >> 2]; + iov += 8; + var curr = FS.write(stream, HEAP8, ptr, len, offset); + if (curr < 0) return -1; + ret += curr; + if (curr < len) { + // No more space to write. + break; + } + if (typeof offset != 'undefined') { + offset += curr; + } + } + return ret; + }; + + function _fd_write(fd, iov, iovcnt, pnum) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + var num = doWritev(stream, iov, iovcnt); + HEAPU32[pnum >> 2] = num; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + var _getaddrinfo = (node, service, hint, out) => { + var addr = 0; + var port = 0; + var flags = 0; + var family = 0; + var type = 0; + var proto = 0; + var ai; + function allocaddrinfo(family, type, proto, canon, addr, port) { + var sa, salen, ai; + var errno; + salen = family === 10 ? 28 : 16; + addr = family === 10 ? inetNtop6(addr) : inetNtop4(addr); + sa = _malloc(salen); + errno = writeSockaddr(sa, family, addr, port); + assert(!errno); + ai = _malloc(32); + HEAP32[(ai + 4) >> 2] = family; + HEAP32[(ai + 8) >> 2] = type; + HEAP32[(ai + 12) >> 2] = proto; + HEAPU32[(ai + 24) >> 2] = canon; + HEAPU32[(ai + 20) >> 2] = sa; + if (family === 10) { + HEAP32[(ai + 16) >> 2] = 28; + } else { + HEAP32[(ai + 16) >> 2] = 16; + } + HEAP32[(ai + 28) >> 2] = 0; + return ai; + } + if (hint) { + flags = HEAP32[hint >> 2]; + family = HEAP32[(hint + 4) >> 2]; + type = HEAP32[(hint + 8) >> 2]; + proto = HEAP32[(hint + 12) >> 2]; + } + if (type && !proto) { + proto = type === 2 ? 17 : 6; + } + if (!type && proto) { + type = proto === 17 ? 2 : 1; + } + // If type or proto are set to zero in hints we should really be returning multiple addrinfo values, but for + // now default to a TCP STREAM socket so we can at least return a sensible addrinfo given NULL hints. + if (proto === 0) { + proto = 6; + } + if (type === 0) { + type = 1; + } + if (!node && !service) { + return -2; + } + if (flags & ~(1 | 2 | 4 | 1024 | 8 | 16 | 32)) { + return -1; + } + if (hint !== 0 && HEAP32[hint >> 2] & 2 && !node) { + return -1; + } + if (flags & 32) { + // TODO + return -2; + } + if (type !== 0 && type !== 1 && type !== 2) { + return -7; + } + if (family !== 0 && family !== 2 && family !== 10) { + return -6; + } + if (service) { + service = UTF8ToString(service); + port = parseInt(service, 10); + if (isNaN(port)) { + if (flags & 1024) { + return -2; + } + // TODO support resolving well-known service names from: + // http://www.iana.org/assignments/service-names-port-numbers/service-names-port-numbers.txt + return -8; + } + } + if (!node) { + if (family === 0) { + family = 2; + } + if ((flags & 1) === 0) { + if (family === 2) { + addr = _htonl(2130706433); + } else { + addr = [0, 0, 0, _htonl(1)]; + } + } + ai = allocaddrinfo(family, type, proto, null, addr, port); + HEAPU32[out >> 2] = ai; + return 0; + } + // try as a numeric address + node = UTF8ToString(node); + addr = inetPton4(node); + if (addr !== null) { + // incoming node is a valid ipv4 address + if (family === 0 || family === 2) { + family = 2; + } else if (family === 10 && flags & 8) { + addr = [0, 0, _htonl(65535), addr]; + family = 10; + } else { + return -2; + } + } else { + addr = inetPton6(node); + if (addr !== null) { + // incoming node is a valid ipv6 address + if (family === 0 || family === 10) { + family = 10; + } else { + return -2; + } + } + } + if (addr != null) { + ai = allocaddrinfo(family, type, proto, node, addr, port); + HEAPU32[out >> 2] = ai; + return 0; + } + if (flags & 4) { + return -2; + } + // try as a hostname + // resolve the hostname to a temporary fake address + node = DNS.lookup_name(node); + addr = inetPton4(node); + if (family === 0) { + family = 2; + } else if (family === 10) { + addr = [0, 0, _htonl(65535), addr]; + } + ai = allocaddrinfo(family, type, proto, null, addr, port); + HEAPU32[out >> 2] = ai; + return 0; + }; + + var _getnameinfo = (sa, salen, node, nodelen, serv, servlen, flags) => { + var info = readSockaddr(sa, salen); + if (info.errno) { + return -6; + } + var port = info.port; + var addr = info.addr; + var overflowed = false; + if (node && nodelen) { + var lookup; + if (flags & 1 || !(lookup = DNS.lookup_addr(addr))) { + if (flags & 8) { + return -2; + } + } else { + addr = lookup; + } + var numBytesWrittenExclNull = stringToUTF8(addr, node, nodelen); + if (numBytesWrittenExclNull + 1 >= nodelen) { + overflowed = true; + } + } + if (serv && servlen) { + port = '' + port; + var numBytesWrittenExclNull = stringToUTF8(port, serv, servlen); + if (numBytesWrittenExclNull + 1 >= servlen) { + overflowed = true; + } + } + if (overflowed) { + // Note: even when we overflow, getnameinfo() is specced to write out the truncated results. + return -12; + } + return 0; + }; + + var Protocols = { + list: [], + map: {}, + }; + + var _setprotoent = (stayopen) => { + // void setprotoent(int stayopen); + // Allocate and populate a protoent structure given a name, protocol number and array of aliases + function allocprotoent(name, proto, aliases) { + // write name into buffer + var nameBuf = _malloc(name.length + 1); + stringToAscii(name, nameBuf); + // write aliases into buffer + var j = 0; + var length = aliases.length; + var aliasListBuf = _malloc((length + 1) * 4); + // Use length + 1 so we have space for the terminating NULL ptr. + for (var i = 0; i < length; i++, j += 4) { + var alias = aliases[i]; + var aliasBuf = _malloc(alias.length + 1); + stringToAscii(alias, aliasBuf); + HEAPU32[(aliasListBuf + j) >> 2] = aliasBuf; + } + HEAPU32[(aliasListBuf + j) >> 2] = 0; + // Terminating NULL pointer. + // generate protoent + var pe = _malloc(12); + HEAPU32[pe >> 2] = nameBuf; + HEAPU32[(pe + 4) >> 2] = aliasListBuf; + HEAP32[(pe + 8) >> 2] = proto; + return pe; + } + // Populate the protocol 'database'. The entries are limited to tcp and udp, though it is fairly trivial + // to add extra entries from /etc/protocols if desired - though not sure if that'd actually be useful. + var list = Protocols.list; + var map = Protocols.map; + if (list.length === 0) { + var entry = allocprotoent('tcp', 6, ['TCP']); + list.push(entry); + map['tcp'] = map['6'] = entry; + entry = allocprotoent('udp', 17, ['UDP']); + list.push(entry); + map['udp'] = map['17'] = entry; + } + _setprotoent.index = 0; + }; + + var _getprotobyname = (name) => { + // struct protoent *getprotobyname(const char *); + name = UTF8ToString(name); + _setprotoent(true); + var result = Protocols.map[name]; + return result; + }; + + var _getprotobynumber = (number) => { + // struct protoent *getprotobynumber(int proto); + _setprotoent(true); + var result = Protocols.map[number]; + return result; + }; + + var stackAlloc = (sz) => __emscripten_stack_alloc(sz); + + /** @suppress {duplicate } */ var stringToUTF8OnStack = (str) => { + var size = lengthBytesUTF8(str) + 1; + var ret = stackAlloc(size); + stringToUTF8(str, ret, size); + return ret; + }; + + var allocateUTF8OnStack = stringToUTF8OnStack; + + var PHPWASM = { + init: function () { + // The /internal directory is required by the C module. It's where the + // stdout, stderr, and headers information are written for the JavaScript + // code to read later on. + FS.mkdir('/internal'); + // The files from the shared directory are shared between all the + // PHP processes managed by PHPProcessManager. + FS.mkdir('/internal/shared'); + // The files from the preload directory are preloaded using the + // auto_prepend_file php.ini directive. + FS.mkdir('/internal/shared/preload'); + PHPWASM.EventEmitter = ENVIRONMENT_IS_NODE + ? require('events').EventEmitter + : class EventEmitter { + constructor() { + this.listeners = {}; + } + emit(eventName, data) { + if (this.listeners[eventName]) { + this.listeners[eventName].forEach( + (callback) => { + callback(data); + } + ); + } + } + once(eventName, callback) { + const self = this; + function removedCallback() { + callback(...arguments); + self.removeListener(eventName, removedCallback); + } + this.on(eventName, removedCallback); + } + removeAllListeners(eventName) { + if (eventName) { + delete this.listeners[eventName]; + } else { + this.listeners = {}; + } + } + removeListener(eventName, callback) { + if (this.listeners[eventName]) { + const idx = + this.listeners[eventName].indexOf(callback); + if (idx !== -1) { + this.listeners[eventName].splice(idx, 1); + } + } + } + }; + PHPWASM.child_proc_by_fd = {}; + PHPWASM.child_proc_by_pid = {}; + PHPWASM.input_devices = {}; + }, + getAllWebSockets: function (sock) { + const webSockets = new Set(); + if (sock.server) { + sock.server.clients.forEach((ws) => { + webSockets.add(ws); + }); + } + for (const peer of PHPWASM.getAllPeers(sock)) { + webSockets.add(peer.socket); + } + return Array.from(webSockets); + }, + getAllPeers: function (sock) { + const peers = new Set(); + if (sock.server) { + sock.pending + .filter((pending) => pending.peers) + .forEach((pending) => { + for (const peer of Object.values(pending.peers)) { + peers.add(peer); + } + }); + } + if (sock.peers) { + for (const peer of Object.values(sock.peers)) { + peers.add(peer); + } + } + return Array.from(peers); + }, + awaitData: function (ws) { + return PHPWASM.awaitEvent(ws, 'message'); + }, + awaitConnection: function (ws) { + if (ws.OPEN === ws.readyState) { + return [Promise.resolve(), PHPWASM.noop]; + } + return PHPWASM.awaitEvent(ws, 'open'); + }, + awaitClose: function (ws) { + if ([ws.CLOSING, ws.CLOSED].includes(ws.readyState)) { + return [Promise.resolve(), PHPWASM.noop]; + } + return PHPWASM.awaitEvent(ws, 'close'); + }, + awaitError: function (ws) { + if ([ws.CLOSING, ws.CLOSED].includes(ws.readyState)) { + return [Promise.resolve(), PHPWASM.noop]; + } + return PHPWASM.awaitEvent(ws, 'error'); + }, + awaitEvent: function (ws, event) { + let resolve; + const listener = () => { + resolve(); + }; + const promise = new Promise(function (_resolve) { + resolve = _resolve; + ws.once(event, listener); + }); + const cancel = () => { + ws.removeListener(event, listener); + // Rejecting the promises bubbles up and kills the entire + // node process. Let's resolve them on the next tick instead + // to give the caller some space to unbind any handlers. + setTimeout(resolve); + }; + return [promise, cancel]; + }, + noop: function () {}, + spawnProcess: function (command, args, options) { + if (Module['spawnProcess']) { + const spawnedPromise = Module['spawnProcess']( + command, + args, + options + ); + return Promise.resolve(spawnedPromise).then(function (spawned) { + if (!spawned || !spawned.on) { + throw new Error( + 'spawnProcess() must return an EventEmitter but returned a different type.' + ); + } + return spawned; + }); + } + if (ENVIRONMENT_IS_NODE) { + return require('child_process').spawn(command, args, { + ...options, + shell: true, + stdio: ['pipe', 'pipe', 'pipe'], + timeout: 100, + }); + } + const e = new Error( + 'popen(), proc_open() etc. are unsupported in the browser. Call php.setSpawnHandler() ' + + 'and provide a callback to handle spawning processes, or disable a popen(), proc_open() ' + + 'and similar functions via php.ini.' + ); + e.code = 'SPAWN_UNSUPPORTED'; + throw e; + }, + shutdownSocket: function (socketd, how) { + // This implementation only supports websockets at the moment + const sock = getSocketFromFD(socketd); + const peer = Object.values(sock.peers)[0]; + if (!peer) { + return -1; + } + try { + peer.socket.close(); + SOCKFS.websocket_sock_ops.removePeer(sock, peer); + return 0; + } catch (e) { + console.log('Socket shutdown error', e); + return -1; + } + }, + }; + + function _js_create_input_device(deviceId) { + let dataBuffer = []; + let dataCallback; + const filename = 'proc_id_' + deviceId; + const device = FS.createDevice( + '/dev', + filename, + function () {}, + function (byte) { + try { + dataBuffer.push(byte); + if (dataCallback) { + dataCallback(new Uint8Array(dataBuffer)); + dataBuffer = []; + } + } catch (e) { + console.error(e); + throw e; + } + } + ); + const devicePath = '/dev/' + filename; + PHPWASM.input_devices[deviceId] = { + devicePath, + onData: function (cb) { + dataCallback = cb; + dataBuffer.forEach(function (data) { + cb(data); + }); + dataBuffer.length = 0; + }, + }; + return allocateUTF8OnStack(devicePath); + } + + function _js_open_process( + command, + argsPtr, + argsLength, + descriptorsPtr, + descriptorsLength, + cwdPtr, + cwdLength, + envPtr, + envLength + ) { + if (!command) { + return 1; + } + const cmdstr = UTF8ToString(command); + if (!cmdstr.length) { + return 0; + } + let argsArray = []; + if (argsLength) { + for (var i = 0; i < argsLength; i++) { + const charPointer = argsPtr + i * 4; + argsArray.push(UTF8ToString(HEAPU32[charPointer >> 2])); + } + } + const cwdstr = cwdPtr ? UTF8ToString(cwdPtr) : null; + let envObject = null; + if (envLength) { + envObject = {}; + for (var i = 0; i < envLength; i++) { + const envPointer = envPtr + i * 4; + const envEntry = UTF8ToString(HEAPU32[envPointer >> 2]); + const splitAt = envEntry.indexOf('='); + if (splitAt === -1) { + continue; + } + const key = envEntry.substring(0, splitAt); + const value = envEntry.substring(splitAt + 1); + envObject[key] = value; + } + } + var std = {}; + // Extracts an array of available descriptors that should be dispatched to streams. + // On the C side, the descriptors are expressed as `**int` so we must go read + // each of the `descriptorsLength` `*int` pointers and convert the associated data into + // a JavaScript object { descriptor : { child : fd, parent : fd } }. + for (var i = 0; i < descriptorsLength; i++) { + const descriptorPtr = HEAPU32[(descriptorsPtr + i * 4) >> 2]; + std[HEAPU32[descriptorPtr >> 2]] = { + child: HEAPU32[(descriptorPtr + 4) >> 2], + parent: HEAPU32[(descriptorPtr + 8) >> 2], + }; + } + return Asyncify.handleSleep(async (wakeUp) => { + let cp; + try { + const options = {}; + if (cwdstr !== null) { + options.cwd = cwdstr; + } + if (envObject !== null) { + options.env = envObject; + } + cp = PHPWASM.spawnProcess(cmdstr, argsArray, options); + if (cp instanceof Promise) { + cp = await cp; + } + } catch (e) { + if (e.code === 'SPAWN_UNSUPPORTED') { + wakeUp(1); + return; + } + console.error(e); + wakeUp(1); + throw e; + } + const ProcInfo = { + pid: cp.pid, + exited: false, + stdinFd: std[0]?.child, + stdinIsDevice: std[0]?.child in PHPWASM.input_devices, + stdoutChildFd: std[1]?.child, + stdoutParentFd: std[1]?.parent, + stderrChildFd: std[2]?.child, + stderrParentFd: std[2]?.parent, + stdout: new PHPWASM.EventEmitter(), + stderr: new PHPWASM.EventEmitter(), + }; + if (ProcInfo.stdoutChildFd) + PHPWASM.child_proc_by_fd[ProcInfo.stdoutChildFd] = ProcInfo; + if (ProcInfo.stderrChildFd) + PHPWASM.child_proc_by_fd[ProcInfo.stderrChildFd] = ProcInfo; + if (ProcInfo.stdoutParentFd) + PHPWASM.child_proc_by_fd[ProcInfo.stdoutParentFd] = ProcInfo; + if (ProcInfo.stderrParentFd) + PHPWASM.child_proc_by_fd[ProcInfo.stderrParentFd] = ProcInfo; + PHPWASM.child_proc_by_pid[ProcInfo.pid] = ProcInfo; + cp.on('exit', function (code) { + ProcInfo.exitCode = code; + ProcInfo.exited = true; + // Emit events for the wasm_poll_socket function. + ProcInfo.stdout.emit('data'); + ProcInfo.stderr.emit('data'); + }); + // Pass data from child process's stdout to PHP's end of the stdout pipe. + if (ProcInfo.stdoutChildFd) { + const stdoutStream = SYSCALLS.getStreamFromFD( + ProcInfo.stdoutChildFd + ); + let stdoutAt = 0; + cp.stdout.on('data', function (data) { + ProcInfo.stdout.emit('data', data); + stdoutStream.stream_ops.write( + stdoutStream, + data, + 0, + data.length, + stdoutAt + ); + stdoutAt += data.length; + }); + } + // Pass data from child process's stderr to PHP's end of the stdout pipe. + if (ProcInfo.stderrChildFd) { + const stderrStream = SYSCALLS.getStreamFromFD( + ProcInfo.stderrChildFd + ); + let stderrAt = 0; + cp.stderr.on('data', function (data) { + ProcInfo.stderr.emit('data', data); + stderrStream.stream_ops.write( + stderrStream, + data, + 0, + data.length, + stderrAt + ); + stderrAt += data.length; + }); + } + /** + * Wait until the child process has been spawned. + * Unfortunately there is no Node.js API to check whether + * the process has already been spawned. We can only listen + * to the 'spawn' event and if it has already been spawned, + * listen to the 'exit' event. + */ try { + await new Promise((resolve, reject) => { + cp.on('spawn', resolve); + cp.on('error', reject); + }); + } catch (e) { + console.error(e); + wakeUp(1); + return; + } + // Now we want to pass data from the STDIN source supplied by PHP + // to the child process. + // PHP will write STDIN data to a device. + if (ProcInfo.stdinIsDevice) { + // We use Emscripten devices as pipes. This is a bit of a hack + // but it works as we get a callback when the device is written to. + // Let's listen to anything it outputs and pass it to the child process. + PHPWASM.input_devices[ProcInfo.stdinFd].onData(function (data) { + if (!data) return; + if (typeof data === 'number') { + data = new Uint8Array([data]); + } + const dataStr = new TextDecoder('utf-8').decode(data); + cp.stdin.write(dataStr); + }); + wakeUp(ProcInfo.pid); + return; + } + if (ProcInfo.stdinFd) { + // PHP will write STDIN data to a file descriptor. + const stdinStream = SYSCALLS.getStreamFromFD(ProcInfo.stdinFd); + if (stdinStream.node) { + // Pipe the entire stdinStream to cp.stdin + const CHUNK_SIZE = 1024; + const buffer = new Uint8Array(CHUNK_SIZE); + let offset = 0; + while (true) { + const bytesRead = stdinStream.stream_ops.read( + stdinStream, + buffer, + 0, + CHUNK_SIZE, + offset + ); + if (bytesRead === null || bytesRead === 0) { + break; + } + try { + cp.stdin.write(buffer.subarray(0, bytesRead)); + } catch (e) { + console.error(e); + return 1; + } + if (bytesRead < CHUNK_SIZE) { + break; + } + offset += bytesRead; + } + wakeUp(ProcInfo.pid); + return; + } + } + wakeUp(ProcInfo.pid); + }); + } + + function _js_process_status(pid, exitCodePtr) { + if (!PHPWASM.child_proc_by_pid[pid]) { + return -1; + } + if (PHPWASM.child_proc_by_pid[pid].exited) { + HEAPU32[exitCodePtr >> 2] = PHPWASM.child_proc_by_pid[pid].exitCode; + return 1; + } + return 0; + } + + function _js_waitpid(pid, exitCodePtr) { + if (!PHPWASM.child_proc_by_pid[pid]) { + return -1; + } + return Asyncify.handleSleep((wakeUp) => { + const poll = function () { + if (PHPWASM.child_proc_by_pid[pid]?.exited) { + HEAPU32[exitCodePtr >> 2] = + PHPWASM.child_proc_by_pid[pid].exitCode; + wakeUp(pid); + } else { + setTimeout(poll, 50); + } + }; + poll(); + }); + } + + var arraySum = (array, index) => { + var sum = 0; + for (var i = 0; i <= index; sum += array[i++]) {} + // no-op + return sum; + }; + + var MONTH_DAYS_LEAP = [31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]; + + var MONTH_DAYS_REGULAR = [31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]; + + var addDays = (date, days) => { + var newDate = new Date(date.getTime()); + while (days > 0) { + var leap = isLeapYear(newDate.getFullYear()); + var currentMonth = newDate.getMonth(); + var daysInCurrentMonth = ( + leap ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR + )[currentMonth]; + if (days > daysInCurrentMonth - newDate.getDate()) { + // we spill over to next month + days -= daysInCurrentMonth - newDate.getDate() + 1; + newDate.setDate(1); + if (currentMonth < 11) { + newDate.setMonth(currentMonth + 1); + } else { + newDate.setMonth(0); + newDate.setFullYear(newDate.getFullYear() + 1); + } + } else { + // we stay in current month + newDate.setDate(newDate.getDate() + days); + return newDate; + } + } + return newDate; + }; + + var _strptime = (buf, format, tm) => { + // char *strptime(const char *restrict buf, const char *restrict format, struct tm *restrict tm); + // http://pubs.opengroup.org/onlinepubs/009695399/functions/strptime.html + var pattern = UTF8ToString(format); + // escape special characters + // TODO: not sure we really need to escape all of these in JS regexps + var SPECIAL_CHARS = '\\!@#$^&*()+=-[]/{}|:<>?,.'; + for (var i = 0, ii = SPECIAL_CHARS.length; i < ii; ++i) { + pattern = pattern.replace( + new RegExp('\\' + SPECIAL_CHARS[i], 'g'), + '\\' + SPECIAL_CHARS[i] + ); + } + // reduce number of matchers + var EQUIVALENT_MATCHERS = { + A: '%a', + B: '%b', + c: '%a %b %d %H:%M:%S %Y', + D: '%m\\/%d\\/%y', + e: '%d', + F: '%Y-%m-%d', + h: '%b', + R: '%H\\:%M', + r: '%I\\:%M\\:%S\\s%p', + T: '%H\\:%M\\:%S', + x: '%m\\/%d\\/(?:%y|%Y)', + X: '%H\\:%M\\:%S', + }; + // TODO: take care of locale + var DATE_PATTERNS = { + /* weekday name */ a: '(?:Sun(?:day)?)|(?:Mon(?:day)?)|(?:Tue(?:sday)?)|(?:Wed(?:nesday)?)|(?:Thu(?:rsday)?)|(?:Fri(?:day)?)|(?:Sat(?:urday)?)', + /* month name */ b: '(?:Jan(?:uary)?)|(?:Feb(?:ruary)?)|(?:Mar(?:ch)?)|(?:Apr(?:il)?)|May|(?:Jun(?:e)?)|(?:Jul(?:y)?)|(?:Aug(?:ust)?)|(?:Sep(?:tember)?)|(?:Oct(?:ober)?)|(?:Nov(?:ember)?)|(?:Dec(?:ember)?)', + /* century */ C: '\\d\\d', + /* day of month */ d: '0[1-9]|[1-9](?!\\d)|1\\d|2\\d|30|31', + /* hour (24hr) */ H: '\\d(?!\\d)|[0,1]\\d|20|21|22|23', + /* hour (12hr) */ I: '\\d(?!\\d)|0\\d|10|11|12', + /* day of year */ j: '00[1-9]|0?[1-9](?!\\d)|0?[1-9]\\d(?!\\d)|[1,2]\\d\\d|3[0-6]\\d', + /* month */ m: '0[1-9]|[1-9](?!\\d)|10|11|12', + /* minutes */ M: '0\\d|\\d(?!\\d)|[1-5]\\d', + /* whitespace */ n: ' ', + /* AM/PM */ p: 'AM|am|PM|pm|A\\.M\\.|a\\.m\\.|P\\.M\\.|p\\.m\\.', + /* seconds */ S: '0\\d|\\d(?!\\d)|[1-5]\\d|60', + /* week number */ U: '0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53', + /* week number */ W: '0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53', + /* weekday number */ w: '[0-6]', + /* 2-digit year */ y: '\\d\\d', + /* 4-digit year */ Y: '\\d\\d\\d\\d', + /* whitespace */ t: ' ', + /* time zone */ z: 'Z|(?:[\\+\\-]\\d\\d:?(?:\\d\\d)?)', + }; + var MONTH_NUMBERS = { + JAN: 0, + FEB: 1, + MAR: 2, + APR: 3, + MAY: 4, + JUN: 5, + JUL: 6, + AUG: 7, + SEP: 8, + OCT: 9, + NOV: 10, + DEC: 11, + }; + var DAY_NUMBERS_SUN_FIRST = { + SUN: 0, + MON: 1, + TUE: 2, + WED: 3, + THU: 4, + FRI: 5, + SAT: 6, + }; + var DAY_NUMBERS_MON_FIRST = { + MON: 0, + TUE: 1, + WED: 2, + THU: 3, + FRI: 4, + SAT: 5, + SUN: 6, + }; + var capture = []; + var pattern_out = pattern + .replace(/%(.)/g, (m, c) => EQUIVALENT_MATCHERS[c] || m) + .replace(/%(.)/g, (_, c) => { + let pat = DATE_PATTERNS[c]; + if (pat) { + capture.push(c); + return `(${pat})`; + } else { + return c; + } + }) + .replace( + // any number of space or tab characters match zero or more spaces + /\s+/g, + '\\s*' + ); + var matches = new RegExp('^' + pattern_out, 'i').exec( + UTF8ToString(buf) + ); + function initDate() { + function fixup(value, min, max) { + return typeof value != 'number' || isNaN(value) + ? min + : value >= min + ? value <= max + ? value + : max + : min; + } + return { + year: fixup(HEAP32[(tm + 20) >> 2] + 1900, 1970, 9999), + month: fixup(HEAP32[(tm + 16) >> 2], 0, 11), + day: fixup(HEAP32[(tm + 12) >> 2], 1, 31), + hour: fixup(HEAP32[(tm + 8) >> 2], 0, 23), + min: fixup(HEAP32[(tm + 4) >> 2], 0, 59), + sec: fixup(HEAP32[tm >> 2], 0, 59), + gmtoff: 0, + }; + } + if (matches) { + var date = initDate(); + var value; + var getMatch = (symbol) => { + var pos = capture.indexOf(symbol); + // check if symbol appears in regexp + if (pos >= 0) { + // return matched value or null (falsy!) for non-matches + return matches[pos + 1]; + } + return; + }; + // seconds + if ((value = getMatch('S'))) { + date.sec = jstoi_q(value); + } + // minutes + if ((value = getMatch('M'))) { + date.min = jstoi_q(value); + } + // hours + if ((value = getMatch('H'))) { + // 24h clock + date.hour = jstoi_q(value); + } else if ((value = getMatch('I'))) { + // AM/PM clock + var hour = jstoi_q(value); + if ((value = getMatch('p'))) { + hour += value.toUpperCase()[0] === 'P' ? 12 : 0; + } + date.hour = hour; + } + // year + if ((value = getMatch('Y'))) { + // parse from four-digit year + date.year = jstoi_q(value); + } else if ((value = getMatch('y'))) { + // parse from two-digit year... + var year = jstoi_q(value); + if ((value = getMatch('C'))) { + // ...and century + year += jstoi_q(value) * 100; + } else { + // ...and rule-of-thumb + year += year < 69 ? 2e3 : 1900; + } + date.year = year; + } + // month + if ((value = getMatch('m'))) { + // parse from month number + date.month = jstoi_q(value) - 1; + } else if ((value = getMatch('b'))) { + // parse from month name + date.month = + MONTH_NUMBERS[value.substring(0, 3).toUpperCase()] || 0; + } + // day + if ((value = getMatch('d'))) { + // get day of month directly + date.day = jstoi_q(value); + } else if ((value = getMatch('j'))) { + // get day of month from day of year ... + var day = jstoi_q(value); + var leapYear = isLeapYear(date.year); + for (var month = 0; month < 12; ++month) { + var daysUntilMonth = arraySum( + leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, + month - 1 + ); + if ( + day <= + daysUntilMonth + + (leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR)[ + month + ] + ) { + date.day = day - daysUntilMonth; + } + } + } else if ((value = getMatch('a'))) { + // get day of month from weekday ... + var weekDay = value.substring(0, 3).toUpperCase(); + if ((value = getMatch('U'))) { + // ... and week number (Sunday being first day of week) + // Week number of the year (Sunday as the first day of the week) as a decimal number [00,53]. + // All days in a new year preceding the first Sunday are considered to be in week 0. + var weekDayNumber = DAY_NUMBERS_SUN_FIRST[weekDay]; + var weekNumber = jstoi_q(value); + // January 1st + var janFirst = new Date(date.year, 0, 1); + var endDate; + if (janFirst.getDay() === 0) { + // Jan 1st is a Sunday, and, hence in the 1st CW + endDate = addDays( + janFirst, + weekDayNumber + 7 * (weekNumber - 1) + ); + } else { + // Jan 1st is not a Sunday, and, hence still in the 0th CW + endDate = addDays( + janFirst, + 7 - + janFirst.getDay() + + weekDayNumber + + 7 * (weekNumber - 1) + ); + } + date.day = endDate.getDate(); + date.month = endDate.getMonth(); + } else if ((value = getMatch('W'))) { + // ... and week number (Monday being first day of week) + // Week number of the year (Monday as the first day of the week) as a decimal number [00,53]. + // All days in a new year preceding the first Monday are considered to be in week 0. + var weekDayNumber = DAY_NUMBERS_MON_FIRST[weekDay]; + var weekNumber = jstoi_q(value); + // January 1st + var janFirst = new Date(date.year, 0, 1); + var endDate; + if (janFirst.getDay() === 1) { + // Jan 1st is a Monday, and, hence in the 1st CW + endDate = addDays( + janFirst, + weekDayNumber + 7 * (weekNumber - 1) + ); + } else { + // Jan 1st is not a Monday, and, hence still in the 0th CW + endDate = addDays( + janFirst, + 7 - + janFirst.getDay() + + 1 + + weekDayNumber + + 7 * (weekNumber - 1) + ); + } + date.day = endDate.getDate(); + date.month = endDate.getMonth(); + } + } + // time zone + if ((value = getMatch('z'))) { + // GMT offset as either 'Z' or +-HH:MM or +-HH or +-HHMM + if (value.toLowerCase() === 'z') { + date.gmtoff = 0; + } else { + var match = value.match(/^((?:\-|\+)\d\d):?(\d\d)?/); + date.gmtoff = match[1] * 3600; + if (match[2]) { + date.gmtoff += + date.gmtoff > 0 ? match[2] * 60 : -match[2] * 60; + } + } + } + /* tm_sec int seconds after the minute 0-61* tm_min int minutes after the hour 0-59 tm_hour int hours since midnight 0-23 @@ -6610,889 +8181,1248 @@ var _strptime = (buf, format, tm) => { tm_yday int days since January 1 0-365 tm_isdst int Daylight Saving Time flag tm_gmtoff long offset from GMT (seconds) - */ var fullDate = new Date(date.year, date.month, date.day, date.hour, date.min, date.sec, 0); - HEAP32[((tm) >> 2)] = fullDate.getSeconds(); - HEAP32[(((tm) + (4)) >> 2)] = fullDate.getMinutes(); - HEAP32[(((tm) + (8)) >> 2)] = fullDate.getHours(); - HEAP32[(((tm) + (12)) >> 2)] = fullDate.getDate(); - HEAP32[(((tm) + (16)) >> 2)] = fullDate.getMonth(); - HEAP32[(((tm) + (20)) >> 2)] = fullDate.getFullYear() - 1900; - HEAP32[(((tm) + (24)) >> 2)] = fullDate.getDay(); - HEAP32[(((tm) + (28)) >> 2)] = arraySum(isLeapYear(fullDate.getFullYear()) ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, fullDate.getMonth() - 1) + fullDate.getDate() - 1; - HEAP32[(((tm) + (32)) >> 2)] = 0; - HEAP32[(((tm) + (36)) >> 2)] = date.gmtoff; - return buf + intArrayFromString(matches[0]).length - 1; - } - return 0; -}; - -function _wasm_close(socketd) { - return PHPWASM.shutdownSocket(socketd, 2); -} - -function _wasm_setsockopt(socketd, level, optionName, optionValuePtr, optionLen) { - const optionValue = HEAPU8[optionValuePtr]; - const SOL_SOCKET = 1; - const SO_KEEPALIVE = 9; - const IPPROTO_TCP = 6; - const TCP_NODELAY = 1; - const isSupported = (level === SOL_SOCKET && optionName === SO_KEEPALIVE) || (level === IPPROTO_TCP && optionName === TCP_NODELAY); - if (!isSupported) { - console.warn(`Unsupported socket option: ${level}, ${optionName}, ${optionValue}`); - return -1; - } - const ws = PHPWASM.getAllWebSockets(socketd)[0]; - if (!ws) { - return -1; - } - ws.setSocketOpt(level, optionName, optionValuePtr); - return 0; -} - -/** @type {WebAssembly.Table} */ var wasmTable; - -var runAndAbortIfError = func => { - try { - return func(); - } catch (e) { - abort(e); - } -}; - -var Asyncify = { - instrumentWasmImports(imports) { - var importPattern = /^(_dlopen_js|invoke_i|invoke_ii|invoke_iii|invoke_iiii|invoke_iiiii|invoke_iiiiii|invoke_iiiiiii|invoke_iiiiiiii|invoke_iiiiiiiiii|invoke_v|invoke_vi|invoke_vii|invoke_viidii|invoke_viii|invoke_viiii|invoke_viiiii|invoke_viiiiii|invoke_viiiiiii|invoke_viiiiiiiii|js_open_process|_js_open_process|_asyncjs__js_open_process|js_popen_to_file|_js_popen_to_file|_asyncjs__js_popen_to_file|js_fd_read|_js_fd_read|js_module_onMessage|_js_module_onMessage|_asyncjs__js_module_onMessage|js_waitpid|_js_waitpid|_asyncjs__js_waitpid|wasm_poll_socket|_wasm_poll_socket|_asyncjs__wasm_poll_socket|wasm_shutdown|_wasm_shutdown|_asyncjs__wasm_shutdown|__asyncjs__.*)$/; - for (let [x, original] of Object.entries(imports)) { - if (typeof original == "function") { - let isAsyncifyImport = original.isAsync || importPattern.test(x); - } - } - }, - instrumentWasmExports(exports) { - var ret = {}; - for (let [x, original] of Object.entries(exports)) { - if (typeof original == "function") { - ret[x] = (...args) => { - Asyncify.exportCallStack.push(x); - try { - return original(...args); - } finally { - if (!ABORT) { - var y = Asyncify.exportCallStack.pop(); - Asyncify.maybeStopUnwind(); - } - } - }; - } else { - ret[x] = original; - } - } - return ret; - }, - State: { - Normal: 0, - Unwinding: 1, - Rewinding: 2, - Disabled: 3 - }, - state: 0, - StackSize: 4096, - currData: null, - handleSleepReturnValue: 0, - exportCallStack: [], - callStackNameToId: {}, - callStackIdToName: {}, - callStackId: 0, - asyncPromiseHandlers: null, - sleepCallbacks: [], - getCallStackId(funcName) { - var id = Asyncify.callStackNameToId[funcName]; - if (id === undefined) { - id = Asyncify.callStackId++; - Asyncify.callStackNameToId[funcName] = id; - Asyncify.callStackIdToName[id] = funcName; - } - return id; - }, - maybeStopUnwind() { - if (Asyncify.currData && Asyncify.state === Asyncify.State.Unwinding && Asyncify.exportCallStack.length === 0) { - Asyncify.state = Asyncify.State.Normal; - runtimeKeepalivePush(); - runAndAbortIfError(_asyncify_stop_unwind); - if (typeof Fibers != "undefined") { - Fibers.trampoline(); - } - } - }, - whenDone() { - return new Promise((resolve, reject) => { - Asyncify.asyncPromiseHandlers = { - resolve: resolve, - reject: reject - }; - }); - }, - allocateData() { - var ptr = _malloc(12 + Asyncify.StackSize); - Asyncify.setDataHeader(ptr, ptr + 12, Asyncify.StackSize); - Asyncify.setDataRewindFunc(ptr); - return ptr; - }, - setDataHeader(ptr, stack, stackSize) { - HEAPU32[((ptr) >> 2)] = stack; - HEAPU32[(((ptr) + (4)) >> 2)] = stack + stackSize; - }, - setDataRewindFunc(ptr) { - var bottomOfCallStack = Asyncify.exportCallStack[0]; - var rewindId = Asyncify.getCallStackId(bottomOfCallStack); - HEAP32[(((ptr) + (8)) >> 2)] = rewindId; - }, - getDataRewindFuncName(ptr) { - var id = HEAP32[(((ptr) + (8)) >> 2)]; - var name = Asyncify.callStackIdToName[id]; - return name; - }, - getDataRewindFunc(name) { - var func = wasmExports[name]; - return func; - }, - doRewind(ptr) { - var name = Asyncify.getDataRewindFuncName(ptr); - var func = Asyncify.getDataRewindFunc(name); - runtimeKeepalivePop(); - return func(); - }, - handleSleep(startAsync) { - if (ABORT) return; - if (Asyncify.state === Asyncify.State.Normal) { - var reachedCallback = false; - var reachedAfterCallback = false; - startAsync((handleSleepReturnValue = 0) => { - if (ABORT) return; - Asyncify.handleSleepReturnValue = handleSleepReturnValue; - reachedCallback = true; - if (!reachedAfterCallback) { - return; - } - Asyncify.state = Asyncify.State.Rewinding; - runAndAbortIfError(() => _asyncify_start_rewind(Asyncify.currData)); - if (typeof Browser != "undefined" && Browser.mainLoop.func) { - Browser.mainLoop.resume(); - } - var asyncWasmReturnValue, isError = false; - try { - asyncWasmReturnValue = Asyncify.doRewind(Asyncify.currData); - } catch (err) { - asyncWasmReturnValue = err; - isError = true; - } - var handled = false; - if (!Asyncify.currData) { - var asyncPromiseHandlers = Asyncify.asyncPromiseHandlers; - if (asyncPromiseHandlers) { - Asyncify.asyncPromiseHandlers = null; - (isError ? asyncPromiseHandlers.reject : asyncPromiseHandlers.resolve)(asyncWasmReturnValue); - handled = true; - } - } - if (isError && !handled) { - throw asyncWasmReturnValue; - } - }); - reachedAfterCallback = true; - if (!reachedCallback) { - Asyncify.state = Asyncify.State.Unwinding; - Asyncify.currData = Asyncify.allocateData(); - if (typeof Browser != "undefined" && Browser.mainLoop.func) { - Browser.mainLoop.pause(); - } - runAndAbortIfError(() => _asyncify_start_unwind(Asyncify.currData)); - } - } else if (Asyncify.state === Asyncify.State.Rewinding) { - Asyncify.state = Asyncify.State.Normal; - runAndAbortIfError(_asyncify_stop_rewind); - _free(Asyncify.currData); - Asyncify.currData = null; - Asyncify.sleepCallbacks.forEach(callUserCallback); - } else { - abort(`invalid state: ${Asyncify.state}`); - } - return Asyncify.handleSleepReturnValue; - }, - handleAsync(startAsync) { - return Asyncify.handleSleep(wakeUp => { - startAsync().then(wakeUp); - }); - } -}; - -var getCFunc = ident => { - var func = Module["_" + ident]; - return func; -}; - -/** - * @param {string|null=} returnType - * @param {Array=} argTypes - * @param {Arguments|Array=} args - * @param {Object=} opts - */ var ccall = (ident, returnType, argTypes, args, opts) => { - var toC = { - "string": str => { - var ret = 0; - if (str !== null && str !== undefined && str !== 0) { - ret = stringToUTF8OnStack(str); - } - return ret; - }, - "array": arr => { - var ret = stackAlloc(arr.length); - writeArrayToMemory(arr, ret); - return ret; - } - }; - function convertReturnValue(ret) { - if (returnType === "string") { - return UTF8ToString(ret); - } - if (returnType === "boolean") return Boolean(ret); - return ret; - } - var func = getCFunc(ident); - var cArgs = []; - var stack = 0; - if (args) { - for (var i = 0; i < args.length; i++) { - var converter = toC[argTypes[i]]; - if (converter) { - if (stack === 0) stack = stackSave(); - cArgs[i] = converter(args[i]); - } else { - cArgs[i] = args[i]; - } - } - } - var previousAsync = Asyncify.currData; - var ret = func(...cArgs); - function onDone(ret) { - runtimeKeepalivePop(); - if (stack !== 0) stackRestore(stack); - return convertReturnValue(ret); - } - var asyncMode = opts?.async; - runtimeKeepalivePush(); - if (Asyncify.currData != previousAsync) { - return Asyncify.whenDone().then(onDone); - } - ret = onDone(ret); - if (asyncMode) return Promise.resolve(ret); - return ret; -}; - -var FS_createPath = FS.createPath; - -var FS_unlink = path => FS.unlink(path); - -var FS_createLazyFile = FS.createLazyFile; - -var FS_createDevice = FS.createDevice; - -FS.createPreloadedFile = FS_createPreloadedFile; - -FS.staticInit(); - -Module["FS_createPath"] = FS.createPath; - -Module["FS_createDataFile"] = FS.createDataFile; - -Module["FS_createPreloadedFile"] = FS.createPreloadedFile; - -Module["FS_unlink"] = FS.unlink; - -Module["FS_createLazyFile"] = FS.createLazyFile; - -Module["FS_createDevice"] = FS.createDevice; - -if (ENVIRONMENT_IS_NODE) { - NODEFS.staticInit(); -} - -PHPWASM.init(); - -var wasmImports = { - /** @export */ n: ___assert_fail, - /** @export */ W: __asyncjs__js_module_onMessage, - /** @export */ Xa: ___call_sighandler, - /** @export */ Wa: ___syscall_accept4, - /** @export */ Va: ___syscall_bind, - /** @export */ Ua: ___syscall_chdir, - /** @export */ P: ___syscall_chmod, - /** @export */ Ta: ___syscall_connect, - /** @export */ Sa: ___syscall_dup, - /** @export */ Ra: ___syscall_dup3, - /** @export */ Qa: ___syscall_faccessat, - /** @export */ Pa: ___syscall_fchmod, - /** @export */ Oa: ___syscall_fchown32, - /** @export */ O: ___syscall_fchownat, - /** @export */ l: ___syscall_fcntl64, - /** @export */ Na: ___syscall_fstat64, - /** @export */ ba: ___syscall_ftruncate64, - /** @export */ Ma: ___syscall_getcwd, - /** @export */ La: ___syscall_getdents64, - /** @export */ Ka: ___syscall_getpeername, - /** @export */ Ja: ___syscall_getsockname, - /** @export */ Ia: ___syscall_getsockopt, - /** @export */ E: ___syscall_ioctl, - /** @export */ Ha: ___syscall_listen, - /** @export */ Ga: ___syscall_lstat64, - /** @export */ Fa: ___syscall_mkdirat, - /** @export */ Ea: ___syscall_newfstatat, - /** @export */ x: ___syscall_openat, - /** @export */ Da: ___syscall_pipe, - /** @export */ Ca: ___syscall_poll, - /** @export */ Ba: ___syscall_readlinkat, - /** @export */ Aa: ___syscall_recvfrom, - /** @export */ za: ___syscall_renameat, - /** @export */ N: ___syscall_rmdir, - /** @export */ ya: ___syscall_sendto, - /** @export */ M: ___syscall_socket, - /** @export */ xa: ___syscall_stat64, - /** @export */ wa: ___syscall_statfs64, - /** @export */ va: ___syscall_symlink, - /** @export */ D: ___syscall_unlinkat, - /** @export */ ua: ___syscall_utimensat, - /** @export */ pa: __abort_js, - /** @export */ oa: __emscripten_get_now_is_monotonic, - /** @export */ na: __emscripten_lookup_name, - /** @export */ ma: __emscripten_memcpy_js, - /** @export */ la: __emscripten_runtime_keepalive_clear, - /** @export */ ka: __emscripten_throw_longjmp, - /** @export */ fa: __gmtime_js, - /** @export */ ga: __localtime_js, - /** @export */ $: __mktime_js, - /** @export */ da: __mmap_js, - /** @export */ ea: __munmap_js, - /** @export */ J: __setitimer_js, - /** @export */ ja: __tzset_js, - /** @export */ B: _emscripten_date_now, - /** @export */ ia: _emscripten_get_heap_max, - /** @export */ v: _emscripten_get_now, - /** @export */ ha: _emscripten_resize_heap, - /** @export */ I: _emscripten_sleep, - /** @export */ ta: _environ_get, - /** @export */ sa: _environ_sizes_get, - /** @export */ p: _exit, - /** @export */ r: _fd_close, - /** @export */ L: _fd_fdstat_get, - /** @export */ K: _fd_read, - /** @export */ aa: _fd_seek, - /** @export */ ra: _fd_sync, - /** @export */ C: _fd_write, - /** @export */ _: _getaddrinfo, - /** @export */ H: _getnameinfo, - /** @export */ Z: _getprotobyname, - /** @export */ Y: _getprotobynumber, - /** @export */ i: invoke_i, - /** @export */ c: invoke_ii, - /** @export */ b: invoke_iii, - /** @export */ f: invoke_iiii, - /** @export */ g: invoke_iiiii, - /** @export */ q: invoke_iiiiii, - /** @export */ u: invoke_iiiiiii, - /** @export */ w: invoke_iiiiiiii, - /** @export */ A: invoke_iiiiiiiiii, - /** @export */ ca: invoke_jii, - /** @export */ e: invoke_v, - /** @export */ a: invoke_vi, - /** @export */ d: invoke_vii, - /** @export */ z: invoke_viidii, - /** @export */ h: invoke_viii, - /** @export */ k: invoke_viiii, - /** @export */ m: invoke_viiiii, - /** @export */ j: invoke_viiiiii, - /** @export */ y: invoke_viiiiiiiii, - /** @export */ G: _js_create_input_device, - /** @export */ X: js_fd_read, - /** @export */ F: _js_open_process, - /** @export */ V: js_popen_to_file, - /** @export */ U: _js_process_status, - /** @export */ T: _js_waitpid, - /** @export */ qa: _proc_exit, - /** @export */ S: _strftime, - /** @export */ R: _strftime_l, - /** @export */ Q: _strptime, - /** @export */ s: _wasm_close, - /** @export */ t: wasm_poll_socket, - /** @export */ o: _wasm_setsockopt -}; - -var wasmExports = createWasm(); - -var ___wasm_call_ctors = () => (___wasm_call_ctors = wasmExports["Za"])(); - -var _malloc = a0 => (_malloc = wasmExports["_a"])(a0); - -var _free = a0 => (_free = wasmExports["$a"])(a0); - -var _wasm_sleep = Module["_wasm_sleep"] = a0 => (_wasm_sleep = Module["_wasm_sleep"] = wasmExports["bb"])(a0); - -var _ntohs = a0 => (_ntohs = wasmExports["cb"])(a0); - -var _htons = a0 => (_htons = wasmExports["db"])(a0); - -var _htonl = a0 => (_htonl = wasmExports["eb"])(a0); - -var _wasm_read = Module["_wasm_read"] = (a0, a1, a2) => (_wasm_read = Module["_wasm_read"] = wasmExports["fb"])(a0, a1, a2); - -var _fflush = a0 => (_fflush = wasmExports["gb"])(a0); - -var _wasm_popen = Module["_wasm_popen"] = (a0, a1) => (_wasm_popen = Module["_wasm_popen"] = wasmExports["hb"])(a0, a1); - -var _wasm_php_exec = Module["_wasm_php_exec"] = (a0, a1, a2, a3) => (_wasm_php_exec = Module["_wasm_php_exec"] = wasmExports["ib"])(a0, a1, a2, a3); - -var _php_pollfd_for = Module["_php_pollfd_for"] = (a0, a1, a2) => (_php_pollfd_for = Module["_php_pollfd_for"] = wasmExports["jb"])(a0, a1, a2); - -var ___wrap_select = Module["___wrap_select"] = (a0, a1, a2, a3, a4) => (___wrap_select = Module["___wrap_select"] = wasmExports["kb"])(a0, a1, a2, a3, a4); - -var _wasm_add_cli_arg = Module["_wasm_add_cli_arg"] = a0 => (_wasm_add_cli_arg = Module["_wasm_add_cli_arg"] = wasmExports["lb"])(a0); - -var _run_cli = Module["_run_cli"] = () => (_run_cli = Module["_run_cli"] = wasmExports["mb"])(); - -var _wasm_set_sapi_name = Module["_wasm_set_sapi_name"] = a0 => (_wasm_set_sapi_name = Module["_wasm_set_sapi_name"] = wasmExports["nb"])(a0); - -var _wasm_set_phpini_path = Module["_wasm_set_phpini_path"] = a0 => (_wasm_set_phpini_path = Module["_wasm_set_phpini_path"] = wasmExports["ob"])(a0); - -var _wasm_add_SERVER_entry = Module["_wasm_add_SERVER_entry"] = (a0, a1) => (_wasm_add_SERVER_entry = Module["_wasm_add_SERVER_entry"] = wasmExports["pb"])(a0, a1); - -var _wasm_add_ENV_entry = Module["_wasm_add_ENV_entry"] = (a0, a1) => (_wasm_add_ENV_entry = Module["_wasm_add_ENV_entry"] = wasmExports["qb"])(a0, a1); - -var _wasm_set_query_string = Module["_wasm_set_query_string"] = a0 => (_wasm_set_query_string = Module["_wasm_set_query_string"] = wasmExports["rb"])(a0); - -var _wasm_set_path_translated = Module["_wasm_set_path_translated"] = a0 => (_wasm_set_path_translated = Module["_wasm_set_path_translated"] = wasmExports["sb"])(a0); - -var _wasm_set_skip_shebang = Module["_wasm_set_skip_shebang"] = a0 => (_wasm_set_skip_shebang = Module["_wasm_set_skip_shebang"] = wasmExports["tb"])(a0); - -var _wasm_set_request_uri = Module["_wasm_set_request_uri"] = a0 => (_wasm_set_request_uri = Module["_wasm_set_request_uri"] = wasmExports["ub"])(a0); - -var _wasm_set_request_method = Module["_wasm_set_request_method"] = a0 => (_wasm_set_request_method = Module["_wasm_set_request_method"] = wasmExports["vb"])(a0); - -var _wasm_set_request_host = Module["_wasm_set_request_host"] = a0 => (_wasm_set_request_host = Module["_wasm_set_request_host"] = wasmExports["wb"])(a0); - -var _wasm_set_content_type = Module["_wasm_set_content_type"] = a0 => (_wasm_set_content_type = Module["_wasm_set_content_type"] = wasmExports["xb"])(a0); - -var _wasm_set_request_body = Module["_wasm_set_request_body"] = a0 => (_wasm_set_request_body = Module["_wasm_set_request_body"] = wasmExports["yb"])(a0); - -var _wasm_set_content_length = Module["_wasm_set_content_length"] = a0 => (_wasm_set_content_length = Module["_wasm_set_content_length"] = wasmExports["zb"])(a0); - -var _wasm_set_cookies = Module["_wasm_set_cookies"] = a0 => (_wasm_set_cookies = Module["_wasm_set_cookies"] = wasmExports["Ab"])(a0); - -var _wasm_set_request_port = Module["_wasm_set_request_port"] = a0 => (_wasm_set_request_port = Module["_wasm_set_request_port"] = wasmExports["Bb"])(a0); - -var _wasm_sapi_request_shutdown = Module["_wasm_sapi_request_shutdown"] = () => (_wasm_sapi_request_shutdown = Module["_wasm_sapi_request_shutdown"] = wasmExports["Cb"])(); - -var _wasm_sapi_handle_request = Module["_wasm_sapi_handle_request"] = () => (_wasm_sapi_handle_request = Module["_wasm_sapi_handle_request"] = wasmExports["Db"])(); - -var _php_wasm_init = Module["_php_wasm_init"] = () => (_php_wasm_init = Module["_php_wasm_init"] = wasmExports["Eb"])(); - -var _wasm_free = Module["_wasm_free"] = a0 => (_wasm_free = Module["_wasm_free"] = wasmExports["Fb"])(a0); - -var ___funcs_on_exit = () => (___funcs_on_exit = wasmExports["Gb"])(); - -var _emscripten_builtin_memalign = (a0, a1) => (_emscripten_builtin_memalign = wasmExports["Hb"])(a0, a1); - -var __emscripten_timeout = (a0, a1) => (__emscripten_timeout = wasmExports["Ib"])(a0, a1); - -var _setThrew = (a0, a1) => (_setThrew = wasmExports["Jb"])(a0, a1); - -var __emscripten_tempret_set = a0 => (__emscripten_tempret_set = wasmExports["Kb"])(a0); - -var __emscripten_stack_restore = a0 => (__emscripten_stack_restore = wasmExports["Lb"])(a0); - -var __emscripten_stack_alloc = a0 => (__emscripten_stack_alloc = wasmExports["Mb"])(a0); - -var _emscripten_stack_get_current = () => (_emscripten_stack_get_current = wasmExports["Nb"])(); - -var dynCall_vi = Module["dynCall_vi"] = (a0, a1) => (dynCall_vi = Module["dynCall_vi"] = wasmExports["Ob"])(a0, a1); - -var dynCall_iiii = Module["dynCall_iiii"] = (a0, a1, a2, a3) => (dynCall_iiii = Module["dynCall_iiii"] = wasmExports["Pb"])(a0, a1, a2, a3); - -var dynCall_ii = Module["dynCall_ii"] = (a0, a1) => (dynCall_ii = Module["dynCall_ii"] = wasmExports["Qb"])(a0, a1); - -var dynCall_vii = Module["dynCall_vii"] = (a0, a1, a2) => (dynCall_vii = Module["dynCall_vii"] = wasmExports["Rb"])(a0, a1, a2); - -var dynCall_viiiii = Module["dynCall_viiiii"] = (a0, a1, a2, a3, a4, a5) => (dynCall_viiiii = Module["dynCall_viiiii"] = wasmExports["Sb"])(a0, a1, a2, a3, a4, a5); + */ var fullDate = new Date( + date.year, + date.month, + date.day, + date.hour, + date.min, + date.sec, + 0 + ); + HEAP32[tm >> 2] = fullDate.getSeconds(); + HEAP32[(tm + 4) >> 2] = fullDate.getMinutes(); + HEAP32[(tm + 8) >> 2] = fullDate.getHours(); + HEAP32[(tm + 12) >> 2] = fullDate.getDate(); + HEAP32[(tm + 16) >> 2] = fullDate.getMonth(); + HEAP32[(tm + 20) >> 2] = fullDate.getFullYear() - 1900; + HEAP32[(tm + 24) >> 2] = fullDate.getDay(); + HEAP32[(tm + 28) >> 2] = + arraySum( + isLeapYear(fullDate.getFullYear()) + ? MONTH_DAYS_LEAP + : MONTH_DAYS_REGULAR, + fullDate.getMonth() - 1 + ) + + fullDate.getDate() - + 1; + HEAP32[(tm + 32) >> 2] = 0; + HEAP32[(tm + 36) >> 2] = date.gmtoff; + // we need to convert the matched sequence into an integer array to take care of UTF-8 characters > 0x7F + // TODO: not sure that intArrayFromString handles all unicode characters correctly + return buf + intArrayFromString(matches[0]).length - 1; + } + return 0; + }; + + function _wasm_close(socketd) { + return PHPWASM.shutdownSocket(socketd, 2); + } + + function _wasm_setsockopt( + socketd, + level, + optionName, + optionValuePtr, + optionLen + ) { + const optionValue = HEAPU8[optionValuePtr]; + const SOL_SOCKET = 1; + const SO_KEEPALIVE = 9; + const IPPROTO_TCP = 6; + const TCP_NODELAY = 1; + const isSupported = + (level === SOL_SOCKET && optionName === SO_KEEPALIVE) || + (level === IPPROTO_TCP && optionName === TCP_NODELAY); + if (!isSupported) { + console.warn( + `Unsupported socket option: ${level}, ${optionName}, ${optionValue}` + ); + return -1; + } + const ws = PHPWASM.getAllWebSockets(socketd)[0]; + if (!ws) { + return -1; + } + ws.setSocketOpt(level, optionName, optionValuePtr); + return 0; + } + + /** @type {WebAssembly.Table} */ var wasmTable; + + var runAndAbortIfError = (func) => { + try { + return func(); + } catch (e) { + abort(e); + } + }; + + var Asyncify = { + instrumentWasmImports(imports) { + var importPattern = + /^(_dlopen_js|invoke_i|invoke_ii|invoke_iii|invoke_iiii|invoke_iiiii|invoke_iiiiii|invoke_iiiiiii|invoke_iiiiiiii|invoke_iiiiiiiiii|invoke_v|invoke_vi|invoke_vii|invoke_viidii|invoke_viii|invoke_viiii|invoke_viiiii|invoke_viiiiii|invoke_viiiiiii|invoke_viiiiiiiii|js_open_process|_js_open_process|_asyncjs__js_open_process|js_popen_to_file|_js_popen_to_file|_asyncjs__js_popen_to_file|js_fd_read|_js_fd_read|js_module_onMessage|_js_module_onMessage|_asyncjs__js_module_onMessage|js_waitpid|_js_waitpid|_asyncjs__js_waitpid|wasm_poll_socket|_wasm_poll_socket|_asyncjs__wasm_poll_socket|wasm_shutdown|_wasm_shutdown|_asyncjs__wasm_shutdown|__asyncjs__.*)$/; + for (let [x, original] of Object.entries(imports)) { + if (typeof original == 'function') { + let isAsyncifyImport = + original.isAsync || importPattern.test(x); + } + } + }, + instrumentWasmExports(exports) { + var ret = {}; + for (let [x, original] of Object.entries(exports)) { + if (typeof original == 'function') { + ret[x] = (...args) => { + Asyncify.exportCallStack.push(x); + try { + return original(...args); + } finally { + if (!ABORT) { + var y = Asyncify.exportCallStack.pop(); + Asyncify.maybeStopUnwind(); + } + } + }; + } else { + ret[x] = original; + } + } + return ret; + }, + State: { + Normal: 0, + Unwinding: 1, + Rewinding: 2, + Disabled: 3, + }, + state: 0, + StackSize: 4096, + currData: null, + handleSleepReturnValue: 0, + exportCallStack: [], + callStackNameToId: {}, + callStackIdToName: {}, + callStackId: 0, + asyncPromiseHandlers: null, + sleepCallbacks: [], + getCallStackId(funcName) { + var id = Asyncify.callStackNameToId[funcName]; + if (id === undefined) { + id = Asyncify.callStackId++; + Asyncify.callStackNameToId[funcName] = id; + Asyncify.callStackIdToName[id] = funcName; + } + return id; + }, + maybeStopUnwind() { + if ( + Asyncify.currData && + Asyncify.state === Asyncify.State.Unwinding && + Asyncify.exportCallStack.length === 0 + ) { + // We just finished unwinding. + // Be sure to set the state before calling any other functions to avoid + // possible infinite recursion here (For example in debug pthread builds + // the dbg() function itself can call back into WebAssembly to get the + // current pthread_self() pointer). + Asyncify.state = Asyncify.State.Normal; + runtimeKeepalivePush(); + // Keep the runtime alive so that a re-wind can be done later. + runAndAbortIfError(_asyncify_stop_unwind); + if (typeof Fibers != 'undefined') { + Fibers.trampoline(); + } + } + }, + whenDone() { + return new Promise((resolve, reject) => { + Asyncify.asyncPromiseHandlers = { + resolve, + reject, + }; + }); + }, + allocateData() { + // An asyncify data structure has three fields: + // 0 current stack pos + // 4 max stack pos + // 8 id of function at bottom of the call stack (callStackIdToName[id] == name of js function) + // The Asyncify ABI only interprets the first two fields, the rest is for the runtime. + // We also embed a stack in the same memory region here, right next to the structure. + // This struct is also defined as asyncify_data_t in emscripten/fiber.h + var ptr = _malloc(12 + Asyncify.StackSize); + Asyncify.setDataHeader(ptr, ptr + 12, Asyncify.StackSize); + Asyncify.setDataRewindFunc(ptr); + return ptr; + }, + setDataHeader(ptr, stack, stackSize) { + HEAPU32[ptr >> 2] = stack; + HEAPU32[(ptr + 4) >> 2] = stack + stackSize; + }, + setDataRewindFunc(ptr) { + var bottomOfCallStack = Asyncify.exportCallStack[0]; + var rewindId = Asyncify.getCallStackId(bottomOfCallStack); + HEAP32[(ptr + 8) >> 2] = rewindId; + }, + getDataRewindFuncName(ptr) { + var id = HEAP32[(ptr + 8) >> 2]; + var name = Asyncify.callStackIdToName[id]; + return name; + }, + getDataRewindFunc(name) { + var func = wasmExports[name]; + return func; + }, + doRewind(ptr) { + var name = Asyncify.getDataRewindFuncName(ptr); + var func = Asyncify.getDataRewindFunc(name); + // Once we have rewound and the stack we no longer need to artificially + // keep the runtime alive. + runtimeKeepalivePop(); + return func(); + }, + handleSleep(startAsync) { + if (ABORT) return; + if (Asyncify.state === Asyncify.State.Normal) { + // Prepare to sleep. Call startAsync, and see what happens: + // if the code decided to call our callback synchronously, + // then no async operation was in fact begun, and we don't + // need to do anything. + var reachedCallback = false; + var reachedAfterCallback = false; + startAsync((handleSleepReturnValue = 0) => { + if (ABORT) return; + Asyncify.handleSleepReturnValue = handleSleepReturnValue; + reachedCallback = true; + if (!reachedAfterCallback) { + // We are happening synchronously, so no need for async. + return; + } + Asyncify.state = Asyncify.State.Rewinding; + runAndAbortIfError(() => + _asyncify_start_rewind(Asyncify.currData) + ); + if (typeof MainLoop != 'undefined' && MainLoop.func) { + MainLoop.resume(); + } + var asyncWasmReturnValue, + isError = false; + try { + asyncWasmReturnValue = Asyncify.doRewind( + Asyncify.currData + ); + } catch (err) { + asyncWasmReturnValue = err; + isError = true; + } + // Track whether the return value was handled by any promise handlers. + var handled = false; + if (!Asyncify.currData) { + // All asynchronous execution has finished. + // `asyncWasmReturnValue` now contains the final + // return value of the exported async WASM function. + // Note: `asyncWasmReturnValue` is distinct from + // `Asyncify.handleSleepReturnValue`. + // `Asyncify.handleSleepReturnValue` contains the return + // value of the last C function to have executed + // `Asyncify.handleSleep()`, where as `asyncWasmReturnValue` + // contains the return value of the exported WASM function + // that may have called C functions that + // call `Asyncify.handleSleep()`. + var asyncPromiseHandlers = + Asyncify.asyncPromiseHandlers; + if (asyncPromiseHandlers) { + Asyncify.asyncPromiseHandlers = null; + (isError + ? asyncPromiseHandlers.reject + : asyncPromiseHandlers.resolve)( + asyncWasmReturnValue + ); + handled = true; + } + } + if (isError && !handled) { + // If there was an error and it was not handled by now, we have no choice but to + // rethrow that error into the global scope where it can be caught only by + // `onerror` or `onunhandledpromiserejection`. + throw asyncWasmReturnValue; + } + }); + reachedAfterCallback = true; + if (!reachedCallback) { + // A true async operation was begun; start a sleep. + Asyncify.state = Asyncify.State.Unwinding; + // TODO: reuse, don't alloc/free every sleep + Asyncify.currData = Asyncify.allocateData(); + if (typeof MainLoop != 'undefined' && MainLoop.func) { + MainLoop.pause(); + } + runAndAbortIfError(() => + _asyncify_start_unwind(Asyncify.currData) + ); + } + } else if (Asyncify.state === Asyncify.State.Rewinding) { + // Stop a resume. + Asyncify.state = Asyncify.State.Normal; + runAndAbortIfError(_asyncify_stop_rewind); + _free(Asyncify.currData); + Asyncify.currData = null; + // Call all sleep callbacks now that the sleep-resume is all done. + Asyncify.sleepCallbacks.forEach(callUserCallback); + } else { + abort(`invalid state: ${Asyncify.state}`); + } + return Asyncify.handleSleepReturnValue; + }, + handleAsync(startAsync) { + return Asyncify.handleSleep((wakeUp) => { + // TODO: add error handling as a second param when handleSleep implements it. + startAsync().then(wakeUp); + }); + }, + }; + + var getCFunc = (ident) => { + var func = Module['_' + ident]; + // closure exported function + return func; + }; + + var writeArrayToMemory = (array, buffer) => { + HEAP8.set(array, buffer); + }; + + /** + * @param {string|null=} returnType + * @param {Array=} argTypes + * @param {Arguments|Array=} args + * @param {Object=} opts + */ var ccall = (ident, returnType, argTypes, args, opts) => { + // For fast lookup of conversion functions + var toC = { + string: (str) => { + var ret = 0; + if (str !== null && str !== undefined && str !== 0) { + // null string + ret = stringToUTF8OnStack(str); + } + return ret; + }, + array: (arr) => { + var ret = stackAlloc(arr.length); + writeArrayToMemory(arr, ret); + return ret; + }, + }; + function convertReturnValue(ret) { + if (returnType === 'string') { + return UTF8ToString(ret); + } + if (returnType === 'boolean') return Boolean(ret); + return ret; + } + var func = getCFunc(ident); + var cArgs = []; + var stack = 0; + if (args) { + for (var i = 0; i < args.length; i++) { + var converter = toC[argTypes[i]]; + if (converter) { + if (stack === 0) stack = stackSave(); + cArgs[i] = converter(args[i]); + } else { + cArgs[i] = args[i]; + } + } + } + // Data for a previous async operation that was in flight before us. + var previousAsync = Asyncify.currData; + var ret = func(...cArgs); + function onDone(ret) { + runtimeKeepalivePop(); + if (stack !== 0) stackRestore(stack); + return convertReturnValue(ret); + } + var asyncMode = opts?.async; + // Keep the runtime alive through all calls. Note that this call might not be + // async, but for simplicity we push and pop in all calls. + runtimeKeepalivePush(); + if (Asyncify.currData != previousAsync) { + // This is a new async operation. The wasm is paused and has unwound its stack. + // We need to return a Promise that resolves the return value + // once the stack is rewound and execution finishes. + return Asyncify.whenDone().then(onDone); + } + ret = onDone(ret); + // If this is an async ccall, ensure we return a promise + if (asyncMode) return Promise.resolve(ret); + return ret; + }; + + var FS_createPath = FS.createPath; + + var FS_unlink = (path) => FS.unlink(path); + + var FS_createLazyFile = FS.createLazyFile; + + var FS_createDevice = FS.createDevice; + + FS.createPreloadedFile = FS_createPreloadedFile; + + FS.staticInit(); + + // Set module methods based on EXPORTED_RUNTIME_METHODS + Module['FS_createPath'] = FS.createPath; + + Module['FS_createDataFile'] = FS.createDataFile; + + Module['FS_createPreloadedFile'] = FS.createPreloadedFile; + + Module['FS_unlink'] = FS.unlink; + + Module['FS_createLazyFile'] = FS.createLazyFile; + + Module['FS_createDevice'] = FS.createDevice; + + // This error may happen quite a bit. To avoid overhead we reuse it (and + // suffer a lack of stack info). + MEMFS.doesNotExistError = new FS.ErrnoError(44); + + /** @suppress {checkTypes} */ MEMFS.doesNotExistError.stack = + ''; + + if (ENVIRONMENT_IS_NODE) { + NODEFS.staticInit(); + } + + PHPWASM.init(); + + var wasmImports = { + /** @export */ n: ___assert_fail, + /** @export */ ba: __asyncjs__js_module_onMessage, + /** @export */ Va: ___call_sighandler, + /** @export */ Ua: ___syscall_accept4, + /** @export */ Ta: ___syscall_bind, + /** @export */ Sa: ___syscall_chdir, + /** @export */ P: ___syscall_chmod, + /** @export */ Ra: ___syscall_connect, + /** @export */ Qa: ___syscall_dup, + /** @export */ Pa: ___syscall_dup3, + /** @export */ Oa: ___syscall_faccessat, + /** @export */ Na: ___syscall_fchmod, + /** @export */ Ma: ___syscall_fchown32, + /** @export */ O: ___syscall_fchownat, + /** @export */ l: ___syscall_fcntl64, + /** @export */ La: ___syscall_fstat64, + /** @export */ Z: ___syscall_ftruncate64, + /** @export */ Ka: ___syscall_getcwd, + /** @export */ Ja: ___syscall_getdents64, + /** @export */ Ia: ___syscall_getpeername, + /** @export */ Ha: ___syscall_getsockname, + /** @export */ Ga: ___syscall_getsockopt, + /** @export */ D: ___syscall_ioctl, + /** @export */ Fa: ___syscall_listen, + /** @export */ Ea: ___syscall_lstat64, + /** @export */ Da: ___syscall_mkdirat, + /** @export */ Ca: ___syscall_newfstatat, + /** @export */ x: ___syscall_openat, + /** @export */ Ba: ___syscall_pipe, + /** @export */ Aa: ___syscall_poll, + /** @export */ za: ___syscall_readlinkat, + /** @export */ ya: ___syscall_recvfrom, + /** @export */ xa: ___syscall_renameat, + /** @export */ N: ___syscall_rmdir, + /** @export */ wa: ___syscall_sendto, + /** @export */ M: ___syscall_socket, + /** @export */ va: ___syscall_stat64, + /** @export */ ua: ___syscall_statfs64, + /** @export */ ta: ___syscall_symlinkat, + /** @export */ C: ___syscall_unlinkat, + /** @export */ sa: ___syscall_utimensat, + /** @export */ na: __abort_js, + /** @export */ ma: __emscripten_lookup_name, + /** @export */ la: __emscripten_memcpy_js, + /** @export */ ka: __emscripten_runtime_keepalive_clear, + /** @export */ ja: __emscripten_throw_longjmp, + /** @export */ W: __gmtime_js, + /** @export */ V: __localtime_js, + /** @export */ U: __mktime_js, + /** @export */ T: __mmap_js, + /** @export */ S: __munmap_js, + /** @export */ J: __setitimer_js, + /** @export */ ia: __tzset_js, + /** @export */ Y: _clock_time_get, + /** @export */ I: _emscripten_date_now, + /** @export */ ha: _emscripten_get_heap_max, + /** @export */ w: _emscripten_get_now, + /** @export */ ga: _emscripten_resize_heap, + /** @export */ H: _emscripten_sleep, + /** @export */ ra: _environ_get, + /** @export */ qa: _environ_sizes_get, + /** @export */ p: _exit, + /** @export */ r: _fd_close, + /** @export */ L: _fd_fdstat_get, + /** @export */ K: _fd_read, + /** @export */ X: _fd_seek, + /** @export */ pa: _fd_sync, + /** @export */ B: _fd_write, + /** @export */ fa: _getaddrinfo, + /** @export */ G: _getnameinfo, + /** @export */ ea: _getprotobyname, + /** @export */ da: _getprotobynumber, + /** @export */ i: invoke_i, + /** @export */ c: invoke_ii, + /** @export */ b: invoke_iii, + /** @export */ f: invoke_iiii, + /** @export */ g: invoke_iiiii, + /** @export */ q: invoke_iiiiii, + /** @export */ u: invoke_iiiiiii, + /** @export */ v: invoke_iiiiiiii, + /** @export */ A: invoke_iiiiiiiiii, + /** @export */ R: invoke_jii, + /** @export */ e: invoke_v, + /** @export */ a: invoke_vi, + /** @export */ d: invoke_vii, + /** @export */ z: invoke_viidii, + /** @export */ h: invoke_viii, + /** @export */ k: invoke_viiii, + /** @export */ m: invoke_viiiii, + /** @export */ j: invoke_viiiiii, + /** @export */ y: invoke_viiiiiiiii, + /** @export */ F: _js_create_input_device, + /** @export */ ca: js_fd_read, + /** @export */ E: _js_open_process, + /** @export */ aa: js_popen_to_file, + /** @export */ $: _js_process_status, + /** @export */ _: _js_waitpid, + /** @export */ oa: _proc_exit, + /** @export */ Q: _strptime, + /** @export */ s: _wasm_close, + /** @export */ t: wasm_poll_socket, + /** @export */ o: _wasm_setsockopt, + }; + + var wasmExports; + + createWasm(); + + var ___wasm_call_ctors = () => (___wasm_call_ctors = wasmExports['Xa'])(); + + var _malloc = (a0) => (_malloc = wasmExports['Za'])(a0); + + var _free = (a0) => (_free = wasmExports['_a'])(a0); + + var _wasm_sleep = (Module['_wasm_sleep'] = (a0) => + (_wasm_sleep = Module['_wasm_sleep'] = wasmExports['$a'])(a0)); + + var _ntohs = (a0) => (_ntohs = wasmExports['ab'])(a0); + + var _htons = (a0) => (_htons = wasmExports['bb'])(a0); + + var _htonl = (a0) => (_htonl = wasmExports['cb'])(a0); + + var _wasm_read = (Module['_wasm_read'] = (a0, a1, a2) => + (_wasm_read = Module['_wasm_read'] = wasmExports['db'])(a0, a1, a2)); + + var _fflush = (a0) => (_fflush = wasmExports['eb'])(a0); + + var _wasm_popen = (Module['_wasm_popen'] = (a0, a1) => + (_wasm_popen = Module['_wasm_popen'] = wasmExports['fb'])(a0, a1)); + + var _wasm_php_exec = (Module['_wasm_php_exec'] = (a0, a1, a2, a3) => + (_wasm_php_exec = Module['_wasm_php_exec'] = wasmExports['gb'])( + a0, + a1, + a2, + a3 + )); + + var _php_pollfd_for = (Module['_php_pollfd_for'] = (a0, a1, a2) => + (_php_pollfd_for = Module['_php_pollfd_for'] = wasmExports['hb'])( + a0, + a1, + a2 + )); + + var ___wrap_select = (Module['___wrap_select'] = (a0, a1, a2, a3, a4) => + (___wrap_select = Module['___wrap_select'] = wasmExports['ib'])( + a0, + a1, + a2, + a3, + a4 + )); + + var _wasm_add_cli_arg = (Module['_wasm_add_cli_arg'] = (a0) => + (_wasm_add_cli_arg = Module['_wasm_add_cli_arg'] = wasmExports['jb'])( + a0 + )); + + var _run_cli = (Module['_run_cli'] = () => + (_run_cli = Module['_run_cli'] = wasmExports['kb'])()); + + var _wasm_set_sapi_name = (Module['_wasm_set_sapi_name'] = (a0) => + (_wasm_set_sapi_name = Module['_wasm_set_sapi_name'] = + wasmExports['lb'])(a0)); + + var _wasm_set_phpini_path = (Module['_wasm_set_phpini_path'] = (a0) => + (_wasm_set_phpini_path = Module['_wasm_set_phpini_path'] = + wasmExports['mb'])(a0)); + + var _wasm_add_SERVER_entry = (Module['_wasm_add_SERVER_entry'] = (a0, a1) => + (_wasm_add_SERVER_entry = Module['_wasm_add_SERVER_entry'] = + wasmExports['nb'])(a0, a1)); + + var _wasm_add_ENV_entry = (Module['_wasm_add_ENV_entry'] = (a0, a1) => + (_wasm_add_ENV_entry = Module['_wasm_add_ENV_entry'] = + wasmExports['ob'])(a0, a1)); + + var _wasm_set_query_string = (Module['_wasm_set_query_string'] = (a0) => + (_wasm_set_query_string = Module['_wasm_set_query_string'] = + wasmExports['pb'])(a0)); + + var _wasm_set_path_translated = (Module['_wasm_set_path_translated'] = ( + a0 + ) => + (_wasm_set_path_translated = Module['_wasm_set_path_translated'] = + wasmExports['qb'])(a0)); + + var _wasm_set_skip_shebang = (Module['_wasm_set_skip_shebang'] = (a0) => + (_wasm_set_skip_shebang = Module['_wasm_set_skip_shebang'] = + wasmExports['rb'])(a0)); -var dynCall_iii = Module["dynCall_iii"] = (a0, a1, a2) => (dynCall_iii = Module["dynCall_iii"] = wasmExports["Tb"])(a0, a1, a2); + var _wasm_set_request_uri = (Module['_wasm_set_request_uri'] = (a0) => + (_wasm_set_request_uri = Module['_wasm_set_request_uri'] = + wasmExports['sb'])(a0)); -var dynCall_iiiii = Module["dynCall_iiiii"] = (a0, a1, a2, a3, a4) => (dynCall_iiiii = Module["dynCall_iiiii"] = wasmExports["Ub"])(a0, a1, a2, a3, a4); + var _wasm_set_request_method = (Module['_wasm_set_request_method'] = (a0) => + (_wasm_set_request_method = Module['_wasm_set_request_method'] = + wasmExports['tb'])(a0)); -var dynCall_iiiiiii = Module["dynCall_iiiiiii"] = (a0, a1, a2, a3, a4, a5, a6) => (dynCall_iiiiiii = Module["dynCall_iiiiiii"] = wasmExports["Vb"])(a0, a1, a2, a3, a4, a5, a6); - -var dynCall_iiiiii = Module["dynCall_iiiiii"] = (a0, a1, a2, a3, a4, a5) => (dynCall_iiiiii = Module["dynCall_iiiiii"] = wasmExports["Wb"])(a0, a1, a2, a3, a4, a5); - -var dynCall_i = Module["dynCall_i"] = a0 => (dynCall_i = Module["dynCall_i"] = wasmExports["Xb"])(a0); - -var dynCall_viii = Module["dynCall_viii"] = (a0, a1, a2, a3) => (dynCall_viii = Module["dynCall_viii"] = wasmExports["Yb"])(a0, a1, a2, a3); - -var dynCall_viiii = Module["dynCall_viiii"] = (a0, a1, a2, a3, a4) => (dynCall_viiii = Module["dynCall_viiii"] = wasmExports["Zb"])(a0, a1, a2, a3, a4); - -var dynCall_v = Module["dynCall_v"] = a0 => (dynCall_v = Module["dynCall_v"] = wasmExports["_b"])(a0); - -var dynCall_viiiiiiiii = Module["dynCall_viiiiiiiii"] = (a0, a1, a2, a3, a4, a5, a6, a7, a8, a9) => (dynCall_viiiiiiiii = Module["dynCall_viiiiiiiii"] = wasmExports["$b"])(a0, a1, a2, a3, a4, a5, a6, a7, a8, a9); - -var dynCall_viiiiii = Module["dynCall_viiiiii"] = (a0, a1, a2, a3, a4, a5, a6) => (dynCall_viiiiii = Module["dynCall_viiiiii"] = wasmExports["ac"])(a0, a1, a2, a3, a4, a5, a6); - -var dynCall_iiiiiiii = Module["dynCall_iiiiiiii"] = (a0, a1, a2, a3, a4, a5, a6, a7) => (dynCall_iiiiiiii = Module["dynCall_iiiiiiii"] = wasmExports["bc"])(a0, a1, a2, a3, a4, a5, a6, a7); - -var dynCall_iiiiiiiiii = Module["dynCall_iiiiiiiiii"] = (a0, a1, a2, a3, a4, a5, a6, a7, a8, a9) => (dynCall_iiiiiiiiii = Module["dynCall_iiiiiiiiii"] = wasmExports["cc"])(a0, a1, a2, a3, a4, a5, a6, a7, a8, a9); - -var dynCall_jii = Module["dynCall_jii"] = (a0, a1, a2) => (dynCall_jii = Module["dynCall_jii"] = wasmExports["dc"])(a0, a1, a2); - -var dynCall_viidii = Module["dynCall_viidii"] = (a0, a1, a2, a3, a4, a5) => (dynCall_viidii = Module["dynCall_viidii"] = wasmExports["ec"])(a0, a1, a2, a3, a4, a5); - -var _asyncify_start_unwind = a0 => (_asyncify_start_unwind = wasmExports["fc"])(a0); - -var _asyncify_stop_unwind = () => (_asyncify_stop_unwind = wasmExports["gc"])(); - -var _asyncify_start_rewind = a0 => (_asyncify_start_rewind = wasmExports["hc"])(a0); - -var _asyncify_stop_rewind = () => (_asyncify_stop_rewind = wasmExports["ic"])(); - -function invoke_iiiiiii(index, a1, a2, a3, a4, a5, a6) { - var sp = stackSave(); - try { - return dynCall_iiiiiii(index, a1, a2, a3, a4, a5, a6); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_vi(index, a1) { - var sp = stackSave(); - try { - dynCall_vi(index, a1); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_vii(index, a1, a2) { - var sp = stackSave(); - try { - dynCall_vii(index, a1, a2); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_iii(index, a1, a2) { - var sp = stackSave(); - try { - return dynCall_iii(index, a1, a2); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_i(index) { - var sp = stackSave(); - try { - return dynCall_i(index); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_v(index) { - var sp = stackSave(); - try { - dynCall_v(index); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_viii(index, a1, a2, a3) { - var sp = stackSave(); - try { - dynCall_viii(index, a1, a2, a3); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_ii(index, a1) { - var sp = stackSave(); - try { - return dynCall_ii(index, a1); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_viiii(index, a1, a2, a3, a4) { - var sp = stackSave(); - try { - dynCall_viiii(index, a1, a2, a3, a4); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_iiiii(index, a1, a2, a3, a4) { - var sp = stackSave(); - try { - return dynCall_iiiii(index, a1, a2, a3, a4); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_iiii(index, a1, a2, a3) { - var sp = stackSave(); - try { - return dynCall_iiii(index, a1, a2, a3); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_viiiiii(index, a1, a2, a3, a4, a5, a6) { - var sp = stackSave(); - try { - dynCall_viiiiii(index, a1, a2, a3, a4, a5, a6); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_viiiii(index, a1, a2, a3, a4, a5) { - var sp = stackSave(); - try { - dynCall_viiiii(index, a1, a2, a3, a4, a5); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_viidii(index, a1, a2, a3, a4, a5) { - var sp = stackSave(); - try { - dynCall_viidii(index, a1, a2, a3, a4, a5); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_iiiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8, a9) { - var sp = stackSave(); - try { - return dynCall_iiiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8, a9); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_iiiiii(index, a1, a2, a3, a4, a5) { - var sp = stackSave(); - try { - return dynCall_iiiiii(index, a1, a2, a3, a4, a5); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_viiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8, a9) { - var sp = stackSave(); - try { - dynCall_viiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8, a9); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_iiiiiiii(index, a1, a2, a3, a4, a5, a6, a7) { - var sp = stackSave(); - try { - return dynCall_iiiiiiii(index, a1, a2, a3, a4, a5, a6, a7); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_jii(index, a1, a2) { - var sp = stackSave(); - try { - return dynCall_jii(index, a1, a2); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -Module["addRunDependency"] = addRunDependency; - -Module["removeRunDependency"] = removeRunDependency; - -Module["wasmExports"] = wasmExports; - -Module["ccall"] = ccall; - -Module["FS_createPreloadedFile"] = FS_createPreloadedFile; - -Module["FS_unlink"] = FS_unlink; - -Module["FS_createPath"] = FS_createPath; - -Module["FS_createDevice"] = FS_createDevice; - -Module["FS_createDataFile"] = FS_createDataFile; - -Module["FS_createLazyFile"] = FS_createLazyFile; - -Module["PROXYFS"] = PROXYFS; - -var calledRun; - -dependenciesFulfilled = function runCaller() { - if (!calledRun) run(); - if (!calledRun) dependenciesFulfilled = runCaller; -}; - -function run() { - if (runDependencies > 0) { - return; - } - preRun(); - if (runDependencies > 0) { - return; - } - function doRun() { - if (calledRun) return; - calledRun = true; - Module["calledRun"] = true; - if (ABORT) return; - initRuntime(); - if (Module["onRuntimeInitialized"]) Module["onRuntimeInitialized"](); - postRun(); - } - if (Module["setStatus"]) { - Module["setStatus"]("Running..."); - setTimeout(function() { - setTimeout(function() { - Module["setStatus"](""); - }, 1); - doRun(); - }, 1); - } else { - doRun(); - } -} - -if (Module["preInit"]) { - if (typeof Module["preInit"] == "function") Module["preInit"] = [ Module["preInit"] ]; - while (Module["preInit"].length > 0) { - Module["preInit"].pop()(); - } -} - -run(); -/** - * Emscripten resolves `localhost` to a random IP address. Let's - * make it always resolve to 127.0.0.1. - */ -DNS.address_map.addrs.localhost = '127.0.0.1'; - -/** - * Debugging Asyncify errors is tricky because the stack trace is lost when the - * error is thrown. This code saves the stack trace in a global variable - * so that it can be inspected later. - */ -PHPLoader.debug = 'debug' in PHPLoader ? PHPLoader.debug : true; -if (PHPLoader.debug && typeof Asyncify !== "undefined") { - const originalHandleSleep = Asyncify.handleSleep; - Asyncify.handleSleep = function (startAsync) { - if (!ABORT) { - Module["lastAsyncifyStackSource"] = new Error(); - } - return originalHandleSleep(startAsync); - } -} - -/** - * Data dependencies call removeRunDependency() when they are loaded. - * The synchronous call stack then continues to run. If an error occurs - * in PHP initialization, e.g. Out Of Memory error, it will not be - * caught by any try/catch. This override propagates the failure to - * PHPLoader.onAbort() so that it can be handled. - */ -const originalRemoveRunDependency = PHPLoader['removeRunDependency']; -PHPLoader['removeRunDependency'] = function (...args) { - try { - originalRemoveRunDependency(...args); - } catch (e) { - PHPLoader['onAbort'](e); - } -} + var _wasm_set_request_host = (Module['_wasm_set_request_host'] = (a0) => + (_wasm_set_request_host = Module['_wasm_set_request_host'] = + wasmExports['ub'])(a0)); -/** - * Other exports live in the Dockerfile in: - * - * * EXPORTED_RUNTIME_METHODS - * * EXPORTED_FUNCTIONS - * - * These exports, however, live in here because: - * - * * Listing them in EXPORTED_RUNTIME_METHODS doesn't actually - * export them. This could be a bug in Emscripten or a consequence of - * that option being deprecated. - * * Listing them in EXPORTED_FUNCTIONS works, but they are overridden - * on every `BasePHP.run()` call. This is a problem because we want to - * spy on these calls in some unit tests. - * - * Therefore, we export them here. - */ -PHPLoader['malloc'] = _malloc; -PHPLoader['free'] = typeof _free === 'function' ? _free : PHPLoader['_wasm_free']; - -return PHPLoader; - -// Close the opening bracket from esm-prefix.js: + var _wasm_set_content_type = (Module['_wasm_set_content_type'] = (a0) => + (_wasm_set_content_type = Module['_wasm_set_content_type'] = + wasmExports['vb'])(a0)); + + var _wasm_set_request_body = (Module['_wasm_set_request_body'] = (a0) => + (_wasm_set_request_body = Module['_wasm_set_request_body'] = + wasmExports['wb'])(a0)); + + var _wasm_set_content_length = (Module['_wasm_set_content_length'] = (a0) => + (_wasm_set_content_length = Module['_wasm_set_content_length'] = + wasmExports['xb'])(a0)); + + var _wasm_set_cookies = (Module['_wasm_set_cookies'] = (a0) => + (_wasm_set_cookies = Module['_wasm_set_cookies'] = wasmExports['yb'])( + a0 + )); + + var _wasm_set_request_port = (Module['_wasm_set_request_port'] = (a0) => + (_wasm_set_request_port = Module['_wasm_set_request_port'] = + wasmExports['zb'])(a0)); + + var _wasm_sapi_request_shutdown = (Module['_wasm_sapi_request_shutdown'] = + () => + (_wasm_sapi_request_shutdown = Module[ + '_wasm_sapi_request_shutdown' + ] = + wasmExports['Ab'])()); + + var _wasm_sapi_handle_request = (Module['_wasm_sapi_handle_request'] = () => + (_wasm_sapi_handle_request = Module['_wasm_sapi_handle_request'] = + wasmExports['Bb'])()); + + var _php_wasm_init = (Module['_php_wasm_init'] = () => + (_php_wasm_init = Module['_php_wasm_init'] = wasmExports['Cb'])()); + + var _wasm_free = (Module['_wasm_free'] = (a0) => + (_wasm_free = Module['_wasm_free'] = wasmExports['Db'])(a0)); + + var ___funcs_on_exit = () => (___funcs_on_exit = wasmExports['Eb'])(); + + var _emscripten_builtin_memalign = (a0, a1) => + (_emscripten_builtin_memalign = wasmExports['Fb'])(a0, a1); + + var __emscripten_timeout = (a0, a1) => + (__emscripten_timeout = wasmExports['Gb'])(a0, a1); + + var _setThrew = (a0, a1) => (_setThrew = wasmExports['Hb'])(a0, a1); + + var __emscripten_tempret_set = (a0) => + (__emscripten_tempret_set = wasmExports['Ib'])(a0); + + var __emscripten_stack_restore = (a0) => + (__emscripten_stack_restore = wasmExports['Jb'])(a0); + + var __emscripten_stack_alloc = (a0) => + (__emscripten_stack_alloc = wasmExports['Kb'])(a0); + + var _emscripten_stack_get_current = () => + (_emscripten_stack_get_current = wasmExports['Lb'])(); + + var dynCall_vi = (Module['dynCall_vi'] = (a0, a1) => + (dynCall_vi = Module['dynCall_vi'] = wasmExports['Mb'])(a0, a1)); + + var dynCall_iiii = (Module['dynCall_iiii'] = (a0, a1, a2, a3) => + (dynCall_iiii = Module['dynCall_iiii'] = wasmExports['Nb'])( + a0, + a1, + a2, + a3 + )); + + var dynCall_ii = (Module['dynCall_ii'] = (a0, a1) => + (dynCall_ii = Module['dynCall_ii'] = wasmExports['Ob'])(a0, a1)); + + var dynCall_vii = (Module['dynCall_vii'] = (a0, a1, a2) => + (dynCall_vii = Module['dynCall_vii'] = wasmExports['Pb'])(a0, a1, a2)); + + var dynCall_viiiii = (Module['dynCall_viiiii'] = (a0, a1, a2, a3, a4, a5) => + (dynCall_viiiii = Module['dynCall_viiiii'] = wasmExports['Qb'])( + a0, + a1, + a2, + a3, + a4, + a5 + )); + + var dynCall_iii = (Module['dynCall_iii'] = (a0, a1, a2) => + (dynCall_iii = Module['dynCall_iii'] = wasmExports['Rb'])(a0, a1, a2)); + + var dynCall_iiiii = (Module['dynCall_iiiii'] = (a0, a1, a2, a3, a4) => + (dynCall_iiiii = Module['dynCall_iiiii'] = wasmExports['Sb'])( + a0, + a1, + a2, + a3, + a4 + )); + + var dynCall_iiiiiii = (Module['dynCall_iiiiiii'] = ( + a0, + a1, + a2, + a3, + a4, + a5, + a6 + ) => + (dynCall_iiiiiii = Module['dynCall_iiiiiii'] = wasmExports['Tb'])( + a0, + a1, + a2, + a3, + a4, + a5, + a6 + )); + + var dynCall_iiiiii = (Module['dynCall_iiiiii'] = (a0, a1, a2, a3, a4, a5) => + (dynCall_iiiiii = Module['dynCall_iiiiii'] = wasmExports['Ub'])( + a0, + a1, + a2, + a3, + a4, + a5 + )); + + var dynCall_i = (Module['dynCall_i'] = (a0) => + (dynCall_i = Module['dynCall_i'] = wasmExports['Vb'])(a0)); + + var dynCall_viii = (Module['dynCall_viii'] = (a0, a1, a2, a3) => + (dynCall_viii = Module['dynCall_viii'] = wasmExports['Wb'])( + a0, + a1, + a2, + a3 + )); + + var dynCall_viiii = (Module['dynCall_viiii'] = (a0, a1, a2, a3, a4) => + (dynCall_viiii = Module['dynCall_viiii'] = wasmExports['Xb'])( + a0, + a1, + a2, + a3, + a4 + )); + + var dynCall_v = (Module['dynCall_v'] = (a0) => + (dynCall_v = Module['dynCall_v'] = wasmExports['Yb'])(a0)); + + var dynCall_viiiiiiiii = (Module['dynCall_viiiiiiiii'] = ( + a0, + a1, + a2, + a3, + a4, + a5, + a6, + a7, + a8, + a9 + ) => + (dynCall_viiiiiiiii = Module['dynCall_viiiiiiiii'] = wasmExports['Zb'])( + a0, + a1, + a2, + a3, + a4, + a5, + a6, + a7, + a8, + a9 + )); + + var dynCall_viiiiii = (Module['dynCall_viiiiii'] = ( + a0, + a1, + a2, + a3, + a4, + a5, + a6 + ) => + (dynCall_viiiiii = Module['dynCall_viiiiii'] = wasmExports['_b'])( + a0, + a1, + a2, + a3, + a4, + a5, + a6 + )); + + var dynCall_iiiiiiii = (Module['dynCall_iiiiiiii'] = ( + a0, + a1, + a2, + a3, + a4, + a5, + a6, + a7 + ) => + (dynCall_iiiiiiii = Module['dynCall_iiiiiiii'] = wasmExports['$b'])( + a0, + a1, + a2, + a3, + a4, + a5, + a6, + a7 + )); + + var dynCall_iiiiiiiiii = (Module['dynCall_iiiiiiiiii'] = ( + a0, + a1, + a2, + a3, + a4, + a5, + a6, + a7, + a8, + a9 + ) => + (dynCall_iiiiiiiiii = Module['dynCall_iiiiiiiiii'] = wasmExports['ac'])( + a0, + a1, + a2, + a3, + a4, + a5, + a6, + a7, + a8, + a9 + )); + + var dynCall_jii = (Module['dynCall_jii'] = (a0, a1, a2) => + (dynCall_jii = Module['dynCall_jii'] = wasmExports['bc'])(a0, a1, a2)); + + var dynCall_viidii = (Module['dynCall_viidii'] = (a0, a1, a2, a3, a4, a5) => + (dynCall_viidii = Module['dynCall_viidii'] = wasmExports['cc'])( + a0, + a1, + a2, + a3, + a4, + a5 + )); + + var _asyncify_start_unwind = (a0) => + (_asyncify_start_unwind = wasmExports['dc'])(a0); + + var _asyncify_stop_unwind = () => + (_asyncify_stop_unwind = wasmExports['ec'])(); + + var _asyncify_start_rewind = (a0) => + (_asyncify_start_rewind = wasmExports['fc'])(a0); + + var _asyncify_stop_rewind = () => + (_asyncify_stop_rewind = wasmExports['gc'])(); + + function invoke_iiiiiii(index, a1, a2, a3, a4, a5, a6) { + var sp = stackSave(); + try { + return dynCall_iiiiiii(index, a1, a2, a3, a4, a5, a6); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_vi(index, a1) { + var sp = stackSave(); + try { + dynCall_vi(index, a1); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_vii(index, a1, a2) { + var sp = stackSave(); + try { + dynCall_vii(index, a1, a2); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_iii(index, a1, a2) { + var sp = stackSave(); + try { + return dynCall_iii(index, a1, a2); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_i(index) { + var sp = stackSave(); + try { + return dynCall_i(index); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_v(index) { + var sp = stackSave(); + try { + dynCall_v(index); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_viii(index, a1, a2, a3) { + var sp = stackSave(); + try { + dynCall_viii(index, a1, a2, a3); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_ii(index, a1) { + var sp = stackSave(); + try { + return dynCall_ii(index, a1); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_viiii(index, a1, a2, a3, a4) { + var sp = stackSave(); + try { + dynCall_viiii(index, a1, a2, a3, a4); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_iiiii(index, a1, a2, a3, a4) { + var sp = stackSave(); + try { + return dynCall_iiiii(index, a1, a2, a3, a4); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_iiii(index, a1, a2, a3) { + var sp = stackSave(); + try { + return dynCall_iiii(index, a1, a2, a3); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_viiiiii(index, a1, a2, a3, a4, a5, a6) { + var sp = stackSave(); + try { + dynCall_viiiiii(index, a1, a2, a3, a4, a5, a6); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_viiiii(index, a1, a2, a3, a4, a5) { + var sp = stackSave(); + try { + dynCall_viiiii(index, a1, a2, a3, a4, a5); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_viidii(index, a1, a2, a3, a4, a5) { + var sp = stackSave(); + try { + dynCall_viidii(index, a1, a2, a3, a4, a5); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_iiiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8, a9) { + var sp = stackSave(); + try { + return dynCall_iiiiiiiiii( + index, + a1, + a2, + a3, + a4, + a5, + a6, + a7, + a8, + a9 + ); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_iiiiii(index, a1, a2, a3, a4, a5) { + var sp = stackSave(); + try { + return dynCall_iiiiii(index, a1, a2, a3, a4, a5); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_viiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8, a9) { + var sp = stackSave(); + try { + dynCall_viiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8, a9); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_iiiiiiii(index, a1, a2, a3, a4, a5, a6, a7) { + var sp = stackSave(); + try { + return dynCall_iiiiiiii(index, a1, a2, a3, a4, a5, a6, a7); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_jii(index, a1, a2) { + var sp = stackSave(); + try { + return dynCall_jii(index, a1, a2); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + // include: postamble.js + // === Auto-generated postamble setup entry stuff === + Module['addRunDependency'] = addRunDependency; + + Module['removeRunDependency'] = removeRunDependency; + + Module['wasmExports'] = wasmExports; + + Module['ccall'] = ccall; + + Module['FS_createPreloadedFile'] = FS_createPreloadedFile; + + Module['FS_unlink'] = FS_unlink; + + Module['FS_createPath'] = FS_createPath; + + Module['FS_createDevice'] = FS_createDevice; + + Module['FS_createDataFile'] = FS_createDataFile; + + Module['FS_createLazyFile'] = FS_createLazyFile; + + Module['PROXYFS'] = PROXYFS; + + var calledRun; + + dependenciesFulfilled = function runCaller() { + // If run has never been called, and we should call run (INVOKE_RUN is true, and Module.noInitialRun is not false) + if (!calledRun) run(); + if (!calledRun) dependenciesFulfilled = runCaller; + }; + + // try this again later, after new deps are fulfilled + function run() { + if (runDependencies > 0) { + return; + } + preRun(); + // a preRun added a dependency, run will be called later + if (runDependencies > 0) { + return; + } + function doRun() { + // run may have just been called through dependencies being fulfilled just in this very frame, + // or while the async setStatus time below was happening + if (calledRun) return; + calledRun = true; + Module['calledRun'] = true; + if (ABORT) return; + initRuntime(); + Module['onRuntimeInitialized']?.(); + postRun(); + } + if (Module['setStatus']) { + Module['setStatus']('Running...'); + setTimeout(() => { + setTimeout(() => Module['setStatus'](''), 1); + doRun(); + }, 1); + } else { + doRun(); + } + } + + if (Module['preInit']) { + if (typeof Module['preInit'] == 'function') + Module['preInit'] = [Module['preInit']]; + while (Module['preInit'].length > 0) { + Module['preInit'].pop()(); + } + } + + run(); + /** + * Emscripten resolves `localhost` to a random IP address. Let's + * make it always resolve to 127.0.0.1. + */ + DNS.address_map.addrs.localhost = '127.0.0.1'; + + /** + * Debugging Asyncify errors is tricky because the stack trace is lost when the + * error is thrown. This code saves the stack trace in a global variable + * so that it can be inspected later. + */ + PHPLoader.debug = 'debug' in PHPLoader ? PHPLoader.debug : true; + if (PHPLoader.debug && typeof Asyncify !== 'undefined') { + const originalHandleSleep = Asyncify.handleSleep; + Asyncify.handleSleep = function (startAsync) { + if (!ABORT) { + Module['lastAsyncifyStackSource'] = new Error(); + } + return originalHandleSleep(startAsync); + }; + } + + /** + * Data dependencies call removeRunDependency() when they are loaded. + * The synchronous call stack then continues to run. If an error occurs + * in PHP initialization, e.g. Out Of Memory error, it will not be + * caught by any try/catch. This override propagates the failure to + * PHPLoader.onAbort() so that it can be handled. + */ + const originalRemoveRunDependency = PHPLoader['removeRunDependency']; + PHPLoader['removeRunDependency'] = function (...args) { + try { + originalRemoveRunDependency(...args); + } catch (e) { + PHPLoader['onAbort'](e); + } + }; + + /** + * Other exports live in the Dockerfile in: + * + * * EXPORTED_RUNTIME_METHODS + * * EXPORTED_FUNCTIONS + * + * These exports, however, live in here because: + * + * * Listing them in EXPORTED_RUNTIME_METHODS doesn't actually + * export them. This could be a bug in Emscripten or a consequence of + * that option being deprecated. + * * Listing them in EXPORTED_FUNCTIONS works, but they are overridden + * on every `BasePHP.run()` call. This is a problem because we want to + * spy on these calls in some unit tests. + * + * Therefore, we export them here. + */ + PHPLoader['malloc'] = _malloc; + PHPLoader['free'] = + typeof _free === 'function' ? _free : PHPLoader['_wasm_free']; + + return PHPLoader; + + // Close the opening bracket from esm-prefix.js: } diff --git a/packages/php-wasm/node/asyncify/php_7_3.js b/packages/php-wasm/node/asyncify/php_7_3.js index 7054aac783..9676f3a2cf 100644 --- a/packages/php-wasm/node/asyncify/php_7_3.js +++ b/packages/php-wasm/node/asyncify/php_7_3.js @@ -1,6605 +1,8176 @@ -const dependencyFilename = __dirname + '/7_3_33/php_7_3.wasm'; -export { dependencyFilename }; -export const dependenciesTotalSize = 14262166; +const dependencyFilename = __dirname + '/7_3_33/php_7_3.wasm'; +export { dependencyFilename }; +export const dependenciesTotalSize = 14623704; export function init(RuntimeName, PHPLoader) { - /** - * Overrides Emscripten's default ExitStatus object which gets - * thrown on failure. Unfortunately, the default object is not - * a subclass of Error and does not provide any stack trace. - * - * This is a deliberate behavior on Emscripten's end to prevent - * memory leaks after the program exits. See: - * - * https://github.com/emscripten-core/emscripten/pull/9108 - * - * In case of WordPress Playground, the worker in which the PHP - * runs will typically exit after the PHP program finishes, so - * we don't have to worry about memory leaks. - * - * As for assigning to a previously undeclared ExitStatus variable here, - * the Emscripten module declares `ExitStatus` as `function ExitStatus` - * which means it gets hoisted to the top of the scope and can be - * reassigned here – before the actual declaration is reached. - * - * If that sounds weird, try this example: - * - * ExitStatus = () => { console.log("reassigned"); } - * function ExitStatus() {} - * ExitStatus(); - * // logs "reassigned" - */ - ExitStatus = class PHPExitStatus extends Error { - constructor(status) { - super(status); - this.name = "ExitStatus"; - this.message = "Program terminated with exit(" + status + ")"; - this.status = status; - } - } - - // The rest of the code comes from the built php.js file and esm-suffix.js -var Module = typeof PHPLoader != "undefined" ? PHPLoader : {}; - -var ENVIRONMENT_IS_WORKER=RuntimeName==="WORKER"; - -var ENVIRONMENT_IS_NODE=RuntimeName==="NODE"; - -if (ENVIRONMENT_IS_NODE) {} - -var moduleOverrides = Object.assign({}, Module); - -var arguments_ = []; - -var thisProgram = "./this.program"; - -var quit_ = (status, toThrow) => { - throw toThrow; -}; - -var scriptDirectory = ""; - -function locateFile(path) { - if (Module["locateFile"]) { - return Module["locateFile"](path, scriptDirectory); - } - return scriptDirectory + path; -} - -var read_, readAsync, readBinary; - -if (ENVIRONMENT_IS_NODE) { - var fs = require("fs"); - var nodePath = require("path"); - scriptDirectory = __dirname + "/"; - read_ = (filename, binary) => { - filename = isFileURI(filename) ? new URL(filename) : nodePath.normalize(filename); - return fs.readFileSync(filename, binary ? undefined : "utf8"); - }; - readBinary = filename => { - var ret = read_(filename, true); - if (!ret.buffer) { - ret = new Uint8Array(ret); - } - return ret; - }; - readAsync = (filename, onload, onerror, binary = true) => { - filename = isFileURI(filename) ? new URL(filename) : nodePath.normalize(filename); - fs.readFile(filename, binary ? undefined : "utf8", (err, data) => { - if (err) onerror(err); else onload(binary ? data.buffer : data); - }); - }; - if (!Module["thisProgram"] && process.argv.length > 1) { - thisProgram = process.argv[1].replace(/\\/g, "/"); - } - arguments_ = process.argv.slice(2); - if (typeof module != "undefined") { - module["exports"] = Module; - } - quit_ = (status, toThrow) => { - process.exitCode = status; - throw toThrow; - }; -} else {} - -var out = Module["print"] || console.log.bind(console); - -var err = Module["printErr"] || console.error.bind(console); - -Object.assign(Module, moduleOverrides); - -moduleOverrides = null; - -if (Module["arguments"]) arguments_ = Module["arguments"]; - -if (Module["thisProgram"]) thisProgram = Module["thisProgram"]; - -if (Module["quit"]) quit_ = Module["quit"]; - -var wasmBinary; - -if (Module["wasmBinary"]) wasmBinary = Module["wasmBinary"]; - -var wasmMemory; - -var ABORT = false; - -var EXITSTATUS; - -/** @type {function(*, string=)} */ function assert(condition, text) { - if (!condition) { - abort(text); - } -} - -var /** @type {!Int8Array} */ HEAP8, /** @type {!Uint8Array} */ HEAPU8, /** @type {!Int16Array} */ HEAP16, /** @type {!Uint16Array} */ HEAPU16, /** @type {!Int32Array} */ HEAP32, /** @type {!Uint32Array} */ HEAPU32, /** @type {!Float32Array} */ HEAPF32, /** @type {!Float64Array} */ HEAPF64; - -function updateMemoryViews() { - var b = wasmMemory.buffer; - Module["HEAP8"] = HEAP8 = new Int8Array(b); - Module["HEAP16"] = HEAP16 = new Int16Array(b); - Module["HEAPU8"] = HEAPU8 = new Uint8Array(b); - Module["HEAPU16"] = HEAPU16 = new Uint16Array(b); - Module["HEAP32"] = HEAP32 = new Int32Array(b); - Module["HEAPU32"] = HEAPU32 = new Uint32Array(b); - Module["HEAPF32"] = HEAPF32 = new Float32Array(b); - Module["HEAPF64"] = HEAPF64 = new Float64Array(b); -} - -var __ATPRERUN__ = []; - -var __ATINIT__ = []; - -var __ATEXIT__ = []; - -var __ATPOSTRUN__ = []; - -var runtimeInitialized = false; - -var runtimeExited = false; - -function preRun() { - if (Module["preRun"]) { - if (typeof Module["preRun"] == "function") Module["preRun"] = [ Module["preRun"] ]; - while (Module["preRun"].length) { - addOnPreRun(Module["preRun"].shift()); - } - } - callRuntimeCallbacks(__ATPRERUN__); -} - -function initRuntime() { - runtimeInitialized = true; - SOCKFS.root = FS.mount(SOCKFS, {}, null); - if (!Module["noFSInit"] && !FS.init.initialized) FS.init(); - FS.ignorePermissions = false; - TTY.init(); - PIPEFS.root = FS.mount(PIPEFS, {}, null); - callRuntimeCallbacks(__ATINIT__); -} - -function exitRuntime() { - ___funcs_on_exit(); - callRuntimeCallbacks(__ATEXIT__); - FS.quit(); - TTY.shutdown(); - runtimeExited = true; -} - -function postRun() { - if (Module["postRun"]) { - if (typeof Module["postRun"] == "function") Module["postRun"] = [ Module["postRun"] ]; - while (Module["postRun"].length) { - addOnPostRun(Module["postRun"].shift()); - } - } - callRuntimeCallbacks(__ATPOSTRUN__); -} - -function addOnPreRun(cb) { - __ATPRERUN__.unshift(cb); -} - -function addOnInit(cb) { - __ATINIT__.unshift(cb); -} - -function addOnPostRun(cb) { - __ATPOSTRUN__.unshift(cb); -} - -var runDependencies = 0; - -var runDependencyWatcher = null; - -var dependenciesFulfilled = null; - -function getUniqueRunDependency(id) { - return id; -} - -function addRunDependency(id) { - runDependencies++; - Module["monitorRunDependencies"]?.(runDependencies); -} - -function removeRunDependency(id) { - runDependencies--; - Module["monitorRunDependencies"]?.(runDependencies); - if (runDependencies == 0) { - if (runDependencyWatcher !== null) { - clearInterval(runDependencyWatcher); - runDependencyWatcher = null; - } - if (dependenciesFulfilled) { - var callback = dependenciesFulfilled; - dependenciesFulfilled = null; - callback(); - } - } -} - -/** @param {string|number=} what */ function abort(what) { - Module["onAbort"]?.(what); - what = "Aborted(" + what + ")"; - err(what); - ABORT = true; - EXITSTATUS = 1; - what += ". Build with -sASSERTIONS for more info."; - /** @suppress {checkTypes} */ var e = new WebAssembly.RuntimeError(what); - throw e; -} - -var dataURIPrefix = "data:application/octet-stream;base64,"; - -/** - * Indicates whether filename is a base64 data URI. - * @noinline - */ var isDataURI = filename => filename.startsWith(dataURIPrefix); - -/** - * Indicates whether filename is delivered via file protocol (as opposed to http/https) - * @noinline - */ var isFileURI = filename => filename.startsWith("file://"); - -function findWasmBinary() { - var f = dependencyFilename; - if (!isDataURI(f)) { - return locateFile(f); - } - return f; -} - -var wasmBinaryFile; - -function getBinarySync(file) { - if (file == wasmBinaryFile && wasmBinary) { - return new Uint8Array(wasmBinary); - } - if (readBinary) { - return readBinary(file); - } - throw "both async and sync fetching of the wasm failed"; -} - -function getBinaryPromise(binaryFile) { - if (!wasmBinary) { - return new Promise((resolve, reject) => { - readAsync(binaryFile, response => resolve(new Uint8Array(/** @type{!ArrayBuffer} */ (response))), error => { - try { - resolve(getBinarySync(binaryFile)); - } catch (e) { - reject(e); - } - }); - }); - } - return Promise.resolve().then(() => getBinarySync(binaryFile)); -} - -function instantiateArrayBuffer(binaryFile, imports, receiver) { - return getBinaryPromise(binaryFile).then(binary => WebAssembly.instantiate(binary, imports)).then(receiver, reason => { - err(`failed to asynchronously prepare wasm: ${reason}`); - abort(reason); - }); -} - -function instantiateAsync(binary, binaryFile, imports, callback) { - if (!binary && typeof WebAssembly.instantiateStreaming == "function" && !isDataURI(binaryFile) && !ENVIRONMENT_IS_NODE && typeof fetch == "function") { - return fetch(binaryFile, { - credentials: "same-origin" - }).then(response => { - /** @suppress {checkTypes} */ var result = WebAssembly.instantiateStreaming(response, imports); - return result.then(callback, function(reason) { - err(`wasm streaming compile failed: ${reason}`); - err("falling back to ArrayBuffer instantiation"); - return instantiateArrayBuffer(binaryFile, imports, callback); - }); - }); - } - return instantiateArrayBuffer(binaryFile, imports, callback); -} - -function getWasmImports() { - return { - "a": wasmImports - }; -} - -function createWasm() { - var info = getWasmImports(); - /** @param {WebAssembly.Module=} module*/ function receiveInstance(instance, module) { - wasmExports = instance.exports; - wasmExports = Asyncify.instrumentWasmExports(wasmExports); - Module["wasmExports"] = wasmExports; - wasmMemory = wasmExports["Ya"]; - updateMemoryViews(); - wasmTable = wasmExports["ab"]; - addOnInit(wasmExports["Za"]); - removeRunDependency("wasm-instantiate"); - return wasmExports; - } - addRunDependency("wasm-instantiate"); - function receiveInstantiationResult(result) { - receiveInstance(result["instance"]); - } - if (Module["instantiateWasm"]) { - try { - return Module["instantiateWasm"](info, receiveInstance); - } catch (e) { - err(`Module.instantiateWasm callback failed with error: ${e}`); - return false; - } - } - if (!wasmBinaryFile) wasmBinaryFile = findWasmBinary(); - instantiateAsync(wasmBinary, wasmBinaryFile, info, receiveInstantiationResult); - return {}; -} - -var tempDouble; - -var tempI64; - -function js_popen_to_file(command, mode, exitCodePtr) { - const returnCallback = resolver => Asyncify.handleSleep(resolver); - if (!command) return 1; - const cmdstr = UTF8ToString(command); - if (!cmdstr.length) return 0; - const modestr = UTF8ToString(mode); - if (!modestr.length) return 0; - if (modestr === "w") { - console.error('popen($cmd, "w") is not implemented yet'); - } - return returnCallback(async wakeUp => { - let cp; - try { - cp = PHPWASM.spawnProcess(cmdstr, []); - if (cp instanceof Promise) { - cp = await cp; - } - } catch (e) { - console.error(e); - if (e.code === "SPAWN_UNSUPPORTED") { - return 1; - } - throw e; - } - const outByteArrays = []; - cp.stdout.on("data", function(data) { - outByteArrays.push(data); - }); - const outputPath = "/tmp/popen_output"; - cp.on("exit", function(exitCode) { - const outBytes = new Uint8Array(outByteArrays.reduce((acc, curr) => acc + curr.length, 0)); - let offset = 0; - for (const byteArray of outByteArrays) { - outBytes.set(byteArray, offset); - offset += byteArray.length; - } - FS.writeFile(outputPath, outBytes); - HEAPU8[exitCodePtr] = exitCode; - wakeUp(allocateUTF8OnStack(outputPath)); - }); - }); -} - -function wasm_poll_socket(socketd, events, timeout) { - const returnCallback = resolver => Asyncify.handleSleep(resolver); - const POLLIN = 1; - const POLLPRI = 2; - const POLLOUT = 4; - const POLLERR = 8; - const POLLHUP = 16; - const POLLNVAL = 32; - return returnCallback(wakeUp => { - const polls = []; - if (socketd in PHPWASM.child_proc_by_fd) { - const procInfo = PHPWASM.child_proc_by_fd[socketd]; - if (procInfo.exited) { - wakeUp(0); - return; - } - polls.push(PHPWASM.awaitEvent(procInfo.stdout, "data")); - } else if (FS.isSocket(FS.getStream(socketd)?.node.mode)) { - const sock = getSocketFromFD(socketd); - if (!sock) { - wakeUp(0); - return; - } - const lookingFor = new Set; - if (events & POLLIN || events & POLLPRI) { - if (sock.server) { - for (const client of sock.pending) { - if ((client.recv_queue || []).length > 0) { - wakeUp(1); - return; - } - } - } else if ((sock.recv_queue || []).length > 0) { - wakeUp(1); - return; - } - } - const webSockets = PHPWASM.getAllWebSockets(sock); - if (!webSockets.length) { - wakeUp(0); - return; - } - for (const ws of webSockets) { - if (events & POLLIN || events & POLLPRI) { - polls.push(PHPWASM.awaitData(ws)); - lookingFor.add("POLLIN"); - } - if (events & POLLOUT) { - polls.push(PHPWASM.awaitConnection(ws)); - lookingFor.add("POLLOUT"); - } - if (events & POLLHUP) { - polls.push(PHPWASM.awaitClose(ws)); - lookingFor.add("POLLHUP"); - } - if (events & POLLERR || events & POLLNVAL) { - polls.push(PHPWASM.awaitError(ws)); - lookingFor.add("POLLERR"); - } - } - } else { - setTimeout(function() { - wakeUp(1); - }, timeout); - return; - } - if (polls.length === 0) { - console.warn("Unsupported poll event " + events + ", defaulting to setTimeout()."); - setTimeout(function() { - wakeUp(0); - }, timeout); - return; - } - const promises = polls.map(([promise]) => promise); - const clearPolling = () => polls.forEach(([, clear]) => clear()); - let awaken = false; - let timeoutId; - Promise.race(promises).then(function(results) { - if (!awaken) { - awaken = true; - wakeUp(1); - if (timeoutId) { - clearTimeout(timeoutId); - } - clearPolling(); - } - }); - if (timeout !== -1) { - timeoutId = setTimeout(function() { - if (!awaken) { - awaken = true; - wakeUp(0); - clearPolling(); - } - }, timeout); - } - }); -} - -function js_fd_read(fd, iov, iovcnt, pnum) { - const returnCallback = resolver => Asyncify.handleSleep(resolver); - if (Asyncify?.State?.Normal === undefined || Asyncify?.state === Asyncify?.State?.Normal) { - var returnCode; - var stream; - let num = 0; - try { - stream = SYSCALLS.getStreamFromFD(fd); - const num = doReadv(stream, iov, iovcnt); - HEAPU32[pnum >> 2] = num; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) { - throw e; - } - if (e.errno !== 6 || !(stream?.fd in PHPWASM.child_proc_by_fd)) { - HEAPU32[pnum >> 2] = 0; - return returnCode; - } - } - } - return returnCallback(wakeUp => { - var retries = 0; - var interval = 50; - var timeout = 5e3; - var maxRetries = timeout / interval; - function poll() { - var returnCode; - var stream; - let num; - try { - stream = SYSCALLS.getStreamFromFD(fd); - num = doReadv(stream, iov, iovcnt); - returnCode = 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) { - console.error(e); - throw e; - } - returnCode = e.errno; - } - const success = returnCode === 0; - const failure = (++retries > maxRetries || !(fd in PHPWASM.child_proc_by_fd) || PHPWASM.child_proc_by_fd[fd]?.exited || FS.isClosed(stream)); - if (success) { - HEAPU32[pnum >> 2] = num; - wakeUp(0); - } else if (failure) { - HEAPU32[pnum >> 2] = 0; - wakeUp(returnCode === 6 ? 0 : returnCode); - } else { - setTimeout(poll, interval); - } - } - poll(); - }); -} - -function __asyncjs__js_module_onMessage(data, response_buffer) { - return Asyncify.handleAsync(async () => { - if (Module["onMessage"]) { - const dataStr = UTF8ToString(data); - return Module["onMessage"](dataStr).then(response => { - const responseBytes = typeof response === "string" ? (new TextEncoder).encode(response) : response; - const responseSize = responseBytes.byteLength; - const responsePtr = _malloc(responseSize + 1); - HEAPU8.set(responseBytes, responsePtr); - HEAPU8[responsePtr + responseSize] = 0; - HEAPU8[response_buffer] = responsePtr; - HEAPU8[response_buffer + 1] = responsePtr >> 8; - HEAPU8[response_buffer + 2] = responsePtr >> 16; - HEAPU8[response_buffer + 3] = responsePtr >> 24; - return responseSize; - }).catch(e => { - console.error(e); - return -1; - }); - } - }); -} - -/** @constructor */ function ExitStatus(status) { - this.name = "ExitStatus"; - this.message = `Program terminated with exit(${status})`; - this.status = status; -} - -var callRuntimeCallbacks = callbacks => { - while (callbacks.length > 0) { - callbacks.shift()(Module); - } -}; - -var noExitRuntime = Module["noExitRuntime"] || false; - -var stackRestore = val => __emscripten_stack_restore(val); - -var stackSave = () => _emscripten_stack_get_current(); - -var UTF8Decoder = typeof TextDecoder != "undefined" ? new TextDecoder("utf8") : undefined; - -/** - * Given a pointer 'idx' to a null-terminated UTF8-encoded string in the given - * array that contains uint8 values, returns a copy of that string as a - * Javascript String object. - * heapOrArray is either a regular array, or a JavaScript typed array view. - * @param {number} idx - * @param {number=} maxBytesToRead - * @return {string} - */ var UTF8ArrayToString = (heapOrArray, idx, maxBytesToRead) => { - var endIdx = idx + maxBytesToRead; - var endPtr = idx; - while (heapOrArray[endPtr] && !(endPtr >= endIdx)) ++endPtr; - if (endPtr - idx > 16 && heapOrArray.buffer && UTF8Decoder) { - return UTF8Decoder.decode(heapOrArray.subarray(idx, endPtr)); - } - var str = ""; - while (idx < endPtr) { - var u0 = heapOrArray[idx++]; - if (!(u0 & 128)) { - str += String.fromCharCode(u0); - continue; - } - var u1 = heapOrArray[idx++] & 63; - if ((u0 & 224) == 192) { - str += String.fromCharCode(((u0 & 31) << 6) | u1); - continue; - } - var u2 = heapOrArray[idx++] & 63; - if ((u0 & 240) == 224) { - u0 = ((u0 & 15) << 12) | (u1 << 6) | u2; - } else { - u0 = ((u0 & 7) << 18) | (u1 << 12) | (u2 << 6) | (heapOrArray[idx++] & 63); - } - if (u0 < 65536) { - str += String.fromCharCode(u0); - } else { - var ch = u0 - 65536; - str += String.fromCharCode(55296 | (ch >> 10), 56320 | (ch & 1023)); - } - } - return str; -}; - -/** - * Given a pointer 'ptr' to a null-terminated UTF8-encoded string in the - * emscripten HEAP, returns a copy of that string as a Javascript String object. - * - * @param {number} ptr - * @param {number=} maxBytesToRead - An optional length that specifies the - * maximum number of bytes to read. You can omit this parameter to scan the - * string until the first 0 byte. If maxBytesToRead is passed, and the string - * at [ptr, ptr+maxBytesToReadr[ contains a null byte in the middle, then the - * string will cut short at that byte index (i.e. maxBytesToRead will not - * produce a string of exact length [ptr, ptr+maxBytesToRead[) N.B. mixing - * frequent uses of UTF8ToString() with and without maxBytesToRead may throw - * JS JIT optimizations off, so it is worth to consider consistently using one - * @return {string} - */ var UTF8ToString = (ptr, maxBytesToRead) => ptr ? UTF8ArrayToString(HEAPU8, ptr, maxBytesToRead) : ""; - -Module["UTF8ToString"] = UTF8ToString; - -var ___assert_fail = (condition, filename, line, func) => { - abort(`Assertion failed: ${UTF8ToString(condition)}, at: ` + [ filename ? UTF8ToString(filename) : "unknown filename", line, func ? UTF8ToString(func) : "unknown function" ]); -}; - -var ___call_sighandler = (fp, sig) => (a1 => dynCall_vi(fp, a1))(sig); - -var initRandomFill = () => { - if (typeof crypto == "object" && typeof crypto["getRandomValues"] == "function") { - return view => crypto.getRandomValues(view); - } else if (ENVIRONMENT_IS_NODE) { - try { - var crypto_module = require("crypto"); - var randomFillSync = crypto_module["randomFillSync"]; - if (randomFillSync) { - return view => crypto_module["randomFillSync"](view); - } - var randomBytes = crypto_module["randomBytes"]; - return view => (view.set(randomBytes(view.byteLength)), view); - } catch (e) {} - } - abort("initRandomDevice"); -}; - -var randomFill = view => (randomFill = initRandomFill())(view); - -var PATH = { - isAbs: path => path.charAt(0) === "/", - splitPath: filename => { - var splitPathRe = /^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/; - return splitPathRe.exec(filename).slice(1); - }, - normalizeArray: (parts, allowAboveRoot) => { - var up = 0; - for (var i = parts.length - 1; i >= 0; i--) { - var last = parts[i]; - if (last === ".") { - parts.splice(i, 1); - } else if (last === "..") { - parts.splice(i, 1); - up++; - } else if (up) { - parts.splice(i, 1); - up--; - } - } - if (allowAboveRoot) { - for (;up; up--) { - parts.unshift(".."); - } - } - return parts; - }, - normalize: path => { - var isAbsolute = PATH.isAbs(path), trailingSlash = path.substr(-1) === "/"; - path = PATH.normalizeArray(path.split("/").filter(p => !!p), !isAbsolute).join("/"); - if (!path && !isAbsolute) { - path = "."; - } - if (path && trailingSlash) { - path += "/"; - } - return (isAbsolute ? "/" : "") + path; - }, - dirname: path => { - var result = PATH.splitPath(path), root = result[0], dir = result[1]; - if (!root && !dir) { - return "."; - } - if (dir) { - dir = dir.substr(0, dir.length - 1); - } - return root + dir; - }, - basename: path => { - if (path === "/") return "/"; - path = PATH.normalize(path); - path = path.replace(/\/$/, ""); - var lastSlash = path.lastIndexOf("/"); - if (lastSlash === -1) return path; - return path.substr(lastSlash + 1); - }, - join: (...paths) => PATH.normalize(paths.join("/")), - join2: (l, r) => PATH.normalize(l + "/" + r) -}; - -var PATH_FS = { - resolve: (...args) => { - var resolvedPath = "", resolvedAbsolute = false; - for (var i = args.length - 1; i >= -1 && !resolvedAbsolute; i--) { - var path = (i >= 0) ? args[i] : FS.cwd(); - if (typeof path != "string") { - throw new TypeError("Arguments to path.resolve must be strings"); - } else if (!path) { - return ""; - } - resolvedPath = path + "/" + resolvedPath; - resolvedAbsolute = PATH.isAbs(path); - } - resolvedPath = PATH.normalizeArray(resolvedPath.split("/").filter(p => !!p), !resolvedAbsolute).join("/"); - return ((resolvedAbsolute ? "/" : "") + resolvedPath) || "."; - }, - relative: (from, to) => { - from = PATH_FS.resolve(from).substr(1); - to = PATH_FS.resolve(to).substr(1); - function trim(arr) { - var start = 0; - for (;start < arr.length; start++) { - if (arr[start] !== "") break; - } - var end = arr.length - 1; - for (;end >= 0; end--) { - if (arr[end] !== "") break; - } - if (start > end) return []; - return arr.slice(start, end - start + 1); - } - var fromParts = trim(from.split("/")); - var toParts = trim(to.split("/")); - var length = Math.min(fromParts.length, toParts.length); - var samePartsLength = length; - for (var i = 0; i < length; i++) { - if (fromParts[i] !== toParts[i]) { - samePartsLength = i; - break; - } - } - var outputParts = []; - for (var i = samePartsLength; i < fromParts.length; i++) { - outputParts.push(".."); - } - outputParts = outputParts.concat(toParts.slice(samePartsLength)); - return outputParts.join("/"); - } -}; - -var FS_stdin_getChar_buffer = []; - -var lengthBytesUTF8 = str => { - var len = 0; - for (var i = 0; i < str.length; ++i) { - var c = str.charCodeAt(i); - if (c <= 127) { - len++; - } else if (c <= 2047) { - len += 2; - } else if (c >= 55296 && c <= 57343) { - len += 4; - ++i; - } else { - len += 3; - } - } - return len; -}; - -Module["lengthBytesUTF8"] = lengthBytesUTF8; - -var stringToUTF8Array = (str, heap, outIdx, maxBytesToWrite) => { - if (!(maxBytesToWrite > 0)) return 0; - var startIdx = outIdx; - var endIdx = outIdx + maxBytesToWrite - 1; - for (var i = 0; i < str.length; ++i) { - var u = str.charCodeAt(i); - if (u >= 55296 && u <= 57343) { - var u1 = str.charCodeAt(++i); - u = 65536 + ((u & 1023) << 10) | (u1 & 1023); - } - if (u <= 127) { - if (outIdx >= endIdx) break; - heap[outIdx++] = u; - } else if (u <= 2047) { - if (outIdx + 1 >= endIdx) break; - heap[outIdx++] = 192 | (u >> 6); - heap[outIdx++] = 128 | (u & 63); - } else if (u <= 65535) { - if (outIdx + 2 >= endIdx) break; - heap[outIdx++] = 224 | (u >> 12); - heap[outIdx++] = 128 | ((u >> 6) & 63); - heap[outIdx++] = 128 | (u & 63); - } else { - if (outIdx + 3 >= endIdx) break; - heap[outIdx++] = 240 | (u >> 18); - heap[outIdx++] = 128 | ((u >> 12) & 63); - heap[outIdx++] = 128 | ((u >> 6) & 63); - heap[outIdx++] = 128 | (u & 63); - } - } - heap[outIdx] = 0; - return outIdx - startIdx; -}; - -/** @type {function(string, boolean=, number=)} */ function intArrayFromString(stringy, dontAddNull, length) { - var len = length > 0 ? length : lengthBytesUTF8(stringy) + 1; - var u8array = new Array(len); - var numBytesWritten = stringToUTF8Array(stringy, u8array, 0, u8array.length); - if (dontAddNull) u8array.length = numBytesWritten; - return u8array; -} - -var FS_stdin_getChar = () => { - if (!FS_stdin_getChar_buffer.length) { - var result = null; - if (ENVIRONMENT_IS_NODE) { - var BUFSIZE = 256; - var buf = Buffer.alloc(BUFSIZE); - var bytesRead = 0; - /** @suppress {missingProperties} */ var fd = process.stdin.fd; - try { - bytesRead = fs.readSync(fd, buf, 0, BUFSIZE); - } catch (e) { - if (e.toString().includes("EOF")) bytesRead = 0; else throw e; - } - if (bytesRead > 0) { - result = buf.slice(0, bytesRead).toString("utf-8"); - } - } else {} - if (!result) { - return null; - } - FS_stdin_getChar_buffer = intArrayFromString(result, true); - } - return FS_stdin_getChar_buffer.shift(); -}; - -var TTY = { - ttys: [], - init() {}, - shutdown() {}, - register(dev, ops) { - TTY.ttys[dev] = { - input: [], - output: [], - ops: ops - }; - FS.registerDevice(dev, TTY.stream_ops); - }, - stream_ops: { - open(stream) { - var tty = TTY.ttys[stream.node.rdev]; - if (!tty) { - throw new FS.ErrnoError(43); - } - stream.tty = tty; - stream.seekable = false; - }, - close(stream) { - stream.tty.ops.fsync(stream.tty); - }, - fsync(stream) { - stream.tty.ops.fsync(stream.tty); - }, - read(stream, buffer, offset, length, pos) { - /* ignored */ if (!stream.tty || !stream.tty.ops.get_char) { - throw new FS.ErrnoError(60); - } - var bytesRead = 0; - for (var i = 0; i < length; i++) { - var result; - try { - result = stream.tty.ops.get_char(stream.tty); - } catch (e) { - throw new FS.ErrnoError(29); - } - if (result === undefined && bytesRead === 0) { - throw new FS.ErrnoError(6); - } - if (result === null || result === undefined) break; - bytesRead++; - buffer[offset + i] = result; - } - if (bytesRead) { - stream.node.timestamp = Date.now(); - } - return bytesRead; - }, - write(stream, buffer, offset, length, pos) { - if (!stream.tty || !stream.tty.ops.put_char) { - throw new FS.ErrnoError(60); - } - try { - for (var i = 0; i < length; i++) { - stream.tty.ops.put_char(stream.tty, buffer[offset + i]); - } - } catch (e) { - throw new FS.ErrnoError(29); - } - if (length) { - stream.node.timestamp = Date.now(); - } - return i; - } - }, - default_tty_ops: { - get_char(tty) { - return FS_stdin_getChar(); - }, - put_char(tty, val) { - if (val === null || val === 10) { - out(UTF8ArrayToString(tty.output, 0)); - tty.output = []; - } else { - if (val != 0) tty.output.push(val); - } - }, - fsync(tty) { - if (tty.output && tty.output.length > 0) { - out(UTF8ArrayToString(tty.output, 0)); - tty.output = []; - } - }, - ioctl_tcgets(tty) { - return { - c_iflag: 25856, - c_oflag: 5, - c_cflag: 191, - c_lflag: 35387, - c_cc: [ 3, 28, 127, 21, 4, 0, 1, 0, 17, 19, 26, 0, 18, 15, 23, 22, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 ] - }; - }, - ioctl_tcsets(tty, optional_actions, data) { - return 0; - }, - ioctl_tiocgwinsz(tty) { - return [ 24, 80 ]; - } - }, - default_tty1_ops: { - put_char(tty, val) { - if (val === null || val === 10) { - err(UTF8ArrayToString(tty.output, 0)); - tty.output = []; - } else { - if (val != 0) tty.output.push(val); - } - }, - fsync(tty) { - if (tty.output && tty.output.length > 0) { - err(UTF8ArrayToString(tty.output, 0)); - tty.output = []; - } - } - } -}; - -var zeroMemory = (address, size) => { - HEAPU8.fill(0, address, address + size); - return address; -}; - -var alignMemory = (size, alignment) => Math.ceil(size / alignment) * alignment; - -var mmapAlloc = size => { - size = alignMemory(size, 65536); - var ptr = _emscripten_builtin_memalign(65536, size); - if (!ptr) return 0; - return zeroMemory(ptr, size); -}; - -var MEMFS = { - ops_table: null, - mount(mount) { - return MEMFS.createNode(null, "/", 16384 | 511, /* 0777 */ 0); - }, - createNode(parent, name, mode, dev) { - if (FS.isBlkdev(mode) || FS.isFIFO(mode)) { - throw new FS.ErrnoError(63); - } - MEMFS.ops_table ||= { - dir: { - node: { - getattr: MEMFS.node_ops.getattr, - setattr: MEMFS.node_ops.setattr, - lookup: MEMFS.node_ops.lookup, - mknod: MEMFS.node_ops.mknod, - rename: MEMFS.node_ops.rename, - unlink: MEMFS.node_ops.unlink, - rmdir: MEMFS.node_ops.rmdir, - readdir: MEMFS.node_ops.readdir, - symlink: MEMFS.node_ops.symlink - }, - stream: { - llseek: MEMFS.stream_ops.llseek - } - }, - file: { - node: { - getattr: MEMFS.node_ops.getattr, - setattr: MEMFS.node_ops.setattr - }, - stream: { - llseek: MEMFS.stream_ops.llseek, - read: MEMFS.stream_ops.read, - write: MEMFS.stream_ops.write, - allocate: MEMFS.stream_ops.allocate, - mmap: MEMFS.stream_ops.mmap, - msync: MEMFS.stream_ops.msync - } - }, - link: { - node: { - getattr: MEMFS.node_ops.getattr, - setattr: MEMFS.node_ops.setattr, - readlink: MEMFS.node_ops.readlink - }, - stream: {} - }, - chrdev: { - node: { - getattr: MEMFS.node_ops.getattr, - setattr: MEMFS.node_ops.setattr - }, - stream: FS.chrdev_stream_ops - } - }; - var node = FS.createNode(parent, name, mode, dev); - if (FS.isDir(node.mode)) { - node.node_ops = MEMFS.ops_table.dir.node; - node.stream_ops = MEMFS.ops_table.dir.stream; - node.contents = {}; - } else if (FS.isFile(node.mode)) { - node.node_ops = MEMFS.ops_table.file.node; - node.stream_ops = MEMFS.ops_table.file.stream; - node.usedBytes = 0; - node.contents = null; - } else if (FS.isLink(node.mode)) { - node.node_ops = MEMFS.ops_table.link.node; - node.stream_ops = MEMFS.ops_table.link.stream; - } else if (FS.isChrdev(node.mode)) { - node.node_ops = MEMFS.ops_table.chrdev.node; - node.stream_ops = MEMFS.ops_table.chrdev.stream; - } - node.timestamp = Date.now(); - if (parent) { - parent.contents[name] = node; - parent.timestamp = node.timestamp; - } - return node; - }, - getFileDataAsTypedArray(node) { - if (!node.contents) return new Uint8Array(0); - if (node.contents.subarray) return node.contents.subarray(0, node.usedBytes); - return new Uint8Array(node.contents); - }, - expandFileStorage(node, newCapacity) { - var prevCapacity = node.contents ? node.contents.length : 0; - if (prevCapacity >= newCapacity) return; - var CAPACITY_DOUBLING_MAX = 1024 * 1024; - newCapacity = Math.max(newCapacity, (prevCapacity * (prevCapacity < CAPACITY_DOUBLING_MAX ? 2 : 1.125)) >>> 0); - if (prevCapacity != 0) newCapacity = Math.max(newCapacity, 256); - var oldContents = node.contents; - node.contents = new Uint8Array(newCapacity); - if (node.usedBytes > 0) node.contents.set(oldContents.subarray(0, node.usedBytes), 0); - }, - resizeFileStorage(node, newSize) { - if (node.usedBytes == newSize) return; - if (newSize == 0) { - node.contents = null; - node.usedBytes = 0; - } else { - var oldContents = node.contents; - node.contents = new Uint8Array(newSize); - if (oldContents) { - node.contents.set(oldContents.subarray(0, Math.min(newSize, node.usedBytes))); - } - node.usedBytes = newSize; - } - }, - node_ops: { - getattr(node) { - var attr = {}; - attr.dev = FS.isChrdev(node.mode) ? node.id : 1; - attr.ino = node.id; - attr.mode = node.mode; - attr.nlink = 1; - attr.uid = 0; - attr.gid = 0; - attr.rdev = node.rdev; - if (FS.isDir(node.mode)) { - attr.size = 4096; - } else if (FS.isFile(node.mode)) { - attr.size = node.usedBytes; - } else if (FS.isLink(node.mode)) { - attr.size = node.link.length; - } else { - attr.size = 0; - } - attr.atime = new Date(node.timestamp); - attr.mtime = new Date(node.timestamp); - attr.ctime = new Date(node.timestamp); - attr.blksize = 4096; - attr.blocks = Math.ceil(attr.size / attr.blksize); - return attr; - }, - setattr(node, attr) { - if (attr.mode !== undefined) { - node.mode = attr.mode; - } - if (attr.timestamp !== undefined) { - node.timestamp = attr.timestamp; - } - if (attr.size !== undefined) { - MEMFS.resizeFileStorage(node, attr.size); - } - }, - lookup(parent, name) { - throw FS.genericErrors[44]; - }, - mknod(parent, name, mode, dev) { - return MEMFS.createNode(parent, name, mode, dev); - }, - rename(old_node, new_dir, new_name) { - if (FS.isDir(old_node.mode)) { - var new_node; - try { - new_node = FS.lookupNode(new_dir, new_name); - } catch (e) {} - if (new_node) { - for (var i in new_node.contents) { - throw new FS.ErrnoError(55); - } - } - } - delete old_node.parent.contents[old_node.name]; - old_node.parent.timestamp = Date.now(); - old_node.name = new_name; - new_dir.contents[new_name] = old_node; - new_dir.timestamp = old_node.parent.timestamp; - }, - unlink(parent, name) { - delete parent.contents[name]; - parent.timestamp = Date.now(); - }, - rmdir(parent, name) { - var node = FS.lookupNode(parent, name); - for (var i in node.contents) { - throw new FS.ErrnoError(55); - } - delete parent.contents[name]; - parent.timestamp = Date.now(); - }, - readdir(node) { - var entries = [ ".", ".." ]; - for (var key of Object.keys(node.contents)) { - entries.push(key); - } - return entries; - }, - symlink(parent, newname, oldpath) { - var node = MEMFS.createNode(parent, newname, 511 | /* 0777 */ 40960, 0); - node.link = oldpath; - return node; - }, - readlink(node) { - if (!FS.isLink(node.mode)) { - throw new FS.ErrnoError(28); - } - return node.link; - } - }, - stream_ops: { - read(stream, buffer, offset, length, position) { - var contents = stream.node.contents; - if (position >= stream.node.usedBytes) return 0; - var size = Math.min(stream.node.usedBytes - position, length); - if (size > 8 && contents.subarray) { - buffer.set(contents.subarray(position, position + size), offset); - } else { - for (var i = 0; i < size; i++) buffer[offset + i] = contents[position + i]; - } - return size; - }, - write(stream, buffer, offset, length, position, canOwn) { - if (buffer.buffer === HEAP8.buffer) { - canOwn = false; - } - if (!length) return 0; - var node = stream.node; - node.timestamp = Date.now(); - if (buffer.subarray && (!node.contents || node.contents.subarray)) { - if (canOwn) { - node.contents = buffer.subarray(offset, offset + length); - node.usedBytes = length; - return length; - } else if (node.usedBytes === 0 && position === 0) { - node.contents = buffer.slice(offset, offset + length); - node.usedBytes = length; - return length; - } else if (position + length <= node.usedBytes) { - node.contents.set(buffer.subarray(offset, offset + length), position); - return length; - } - } - MEMFS.expandFileStorage(node, position + length); - if (node.contents.subarray && buffer.subarray) { - node.contents.set(buffer.subarray(offset, offset + length), position); - } else { - for (var i = 0; i < length; i++) { - node.contents[position + i] = buffer[offset + i]; - } - } - node.usedBytes = Math.max(node.usedBytes, position + length); - return length; - }, - llseek(stream, offset, whence) { - var position = offset; - if (whence === 1) { - position += stream.position; - } else if (whence === 2) { - if (FS.isFile(stream.node.mode)) { - position += stream.node.usedBytes; - } - } - if (position < 0) { - throw new FS.ErrnoError(28); - } - return position; - }, - allocate(stream, offset, length) { - MEMFS.expandFileStorage(stream.node, offset + length); - stream.node.usedBytes = Math.max(stream.node.usedBytes, offset + length); - }, - mmap(stream, length, position, prot, flags) { - if (!FS.isFile(stream.node.mode)) { - throw new FS.ErrnoError(43); - } - var ptr; - var allocated; - var contents = stream.node.contents; - if (!(flags & 2) && contents.buffer === HEAP8.buffer) { - allocated = false; - ptr = contents.byteOffset; - } else { - if (position > 0 || position + length < contents.length) { - if (contents.subarray) { - contents = contents.subarray(position, position + length); - } else { - contents = Array.prototype.slice.call(contents, position, position + length); - } - } - allocated = true; - ptr = mmapAlloc(length); - if (!ptr) { - throw new FS.ErrnoError(48); - } - HEAP8.set(contents, ptr); - } - return { - ptr: ptr, - allocated: allocated - }; - }, - msync(stream, buffer, offset, length, mmapFlags) { - MEMFS.stream_ops.write(stream, buffer, 0, length, offset, false); - return 0; - } - } -}; - -/** @param {boolean=} noRunDep */ var asyncLoad = (url, onload, onerror, noRunDep) => { - var dep = !noRunDep ? getUniqueRunDependency(`al ${url}`) : ""; - readAsync(url, arrayBuffer => { - onload(new Uint8Array(arrayBuffer)); - if (dep) removeRunDependency(dep); - }, event => { - if (onerror) { - onerror(); - } else { - throw `Loading data file "${url}" failed.`; - } - }); - if (dep) addRunDependency(dep); -}; - -var FS_createDataFile = (parent, name, fileData, canRead, canWrite, canOwn) => { - FS.createDataFile(parent, name, fileData, canRead, canWrite, canOwn); -}; - -var preloadPlugins = Module["preloadPlugins"] || []; - -var FS_handledByPreloadPlugin = (byteArray, fullname, finish, onerror) => { - if (typeof Browser != "undefined") Browser.init(); - var handled = false; - preloadPlugins.forEach(plugin => { - if (handled) return; - if (plugin["canHandle"](fullname)) { - plugin["handle"](byteArray, fullname, finish, onerror); - handled = true; - } - }); - return handled; -}; - -var FS_createPreloadedFile = (parent, name, url, canRead, canWrite, onload, onerror, dontCreateFile, canOwn, preFinish) => { - var fullname = name ? PATH_FS.resolve(PATH.join2(parent, name)) : parent; - var dep = getUniqueRunDependency(`cp ${fullname}`); - function processData(byteArray) { - function finish(byteArray) { - preFinish?.(); - if (!dontCreateFile) { - FS_createDataFile(parent, name, byteArray, canRead, canWrite, canOwn); - } - onload?.(); - removeRunDependency(dep); - } - if (FS_handledByPreloadPlugin(byteArray, fullname, finish, () => { - onerror?.(); - removeRunDependency(dep); - })) { - return; - } - finish(byteArray); - } - addRunDependency(dep); - if (typeof url == "string") { - asyncLoad(url, processData, onerror); - } else { - processData(url); - } -}; - -var FS_modeStringToFlags = str => { - var flagModes = { - "r": 0, - "r+": 2, - "w": 512 | 64 | 1, - "w+": 512 | 64 | 2, - "a": 1024 | 64 | 1, - "a+": 1024 | 64 | 2 - }; - var flags = flagModes[str]; - if (typeof flags == "undefined") { - throw new Error(`Unknown file open mode: ${str}`); - } - return flags; -}; - -var FS_getMode = (canRead, canWrite) => { - var mode = 0; - if (canRead) mode |= 292 | 73; - if (canWrite) mode |= 146; - return mode; -}; - -var ERRNO_CODES = { - "EPERM": 63, - "ENOENT": 44, - "ESRCH": 71, - "EINTR": 27, - "EIO": 29, - "ENXIO": 60, - "E2BIG": 1, - "ENOEXEC": 45, - "EBADF": 8, - "ECHILD": 12, - "EAGAIN": 6, - "EWOULDBLOCK": 6, - "ENOMEM": 48, - "EACCES": 2, - "EFAULT": 21, - "ENOTBLK": 105, - "EBUSY": 10, - "EEXIST": 20, - "EXDEV": 75, - "ENODEV": 43, - "ENOTDIR": 54, - "EISDIR": 31, - "EINVAL": 28, - "ENFILE": 41, - "EMFILE": 33, - "ENOTTY": 59, - "ETXTBSY": 74, - "EFBIG": 22, - "ENOSPC": 51, - "ESPIPE": 70, - "EROFS": 69, - "EMLINK": 34, - "EPIPE": 64, - "EDOM": 18, - "ERANGE": 68, - "ENOMSG": 49, - "EIDRM": 24, - "ECHRNG": 106, - "EL2NSYNC": 156, - "EL3HLT": 107, - "EL3RST": 108, - "ELNRNG": 109, - "EUNATCH": 110, - "ENOCSI": 111, - "EL2HLT": 112, - "EDEADLK": 16, - "ENOLCK": 46, - "EBADE": 113, - "EBADR": 114, - "EXFULL": 115, - "ENOANO": 104, - "EBADRQC": 103, - "EBADSLT": 102, - "EDEADLOCK": 16, - "EBFONT": 101, - "ENOSTR": 100, - "ENODATA": 116, - "ETIME": 117, - "ENOSR": 118, - "ENONET": 119, - "ENOPKG": 120, - "EREMOTE": 121, - "ENOLINK": 47, - "EADV": 122, - "ESRMNT": 123, - "ECOMM": 124, - "EPROTO": 65, - "EMULTIHOP": 36, - "EDOTDOT": 125, - "EBADMSG": 9, - "ENOTUNIQ": 126, - "EBADFD": 127, - "EREMCHG": 128, - "ELIBACC": 129, - "ELIBBAD": 130, - "ELIBSCN": 131, - "ELIBMAX": 132, - "ELIBEXEC": 133, - "ENOSYS": 52, - "ENOTEMPTY": 55, - "ENAMETOOLONG": 37, - "ELOOP": 32, - "EOPNOTSUPP": 138, - "EPFNOSUPPORT": 139, - "ECONNRESET": 15, - "ENOBUFS": 42, - "EAFNOSUPPORT": 5, - "EPROTOTYPE": 67, - "ENOTSOCK": 57, - "ENOPROTOOPT": 50, - "ESHUTDOWN": 140, - "ECONNREFUSED": 14, - "EADDRINUSE": 3, - "ECONNABORTED": 13, - "ENETUNREACH": 40, - "ENETDOWN": 38, - "ETIMEDOUT": 73, - "EHOSTDOWN": 142, - "EHOSTUNREACH": 23, - "EINPROGRESS": 26, - "EALREADY": 7, - "EDESTADDRREQ": 17, - "EMSGSIZE": 35, - "EPROTONOSUPPORT": 66, - "ESOCKTNOSUPPORT": 137, - "EADDRNOTAVAIL": 4, - "ENETRESET": 39, - "EISCONN": 30, - "ENOTCONN": 53, - "ETOOMANYREFS": 141, - "EUSERS": 136, - "EDQUOT": 19, - "ESTALE": 72, - "ENOTSUP": 138, - "ENOMEDIUM": 148, - "EILSEQ": 25, - "EOVERFLOW": 61, - "ECANCELED": 11, - "ENOTRECOVERABLE": 56, - "EOWNERDEAD": 62, - "ESTRPIPE": 135 -}; - -var NODEFS = { - isWindows: false, - staticInit() { - NODEFS.isWindows = !!process.platform.match(/^win/); - var flags = process.binding("constants"); - if (flags["fs"]) { - flags = flags["fs"]; - } - NODEFS.flagsForNodeMap = { - 1024: flags["O_APPEND"], - 64: flags["O_CREAT"], - 128: flags["O_EXCL"], - 256: flags["O_NOCTTY"], - 0: flags["O_RDONLY"], - 2: flags["O_RDWR"], - 4096: flags["O_SYNC"], - 512: flags["O_TRUNC"], - 1: flags["O_WRONLY"], - 131072: flags["O_NOFOLLOW"] - }; - }, - convertNodeCode(e) { - var code = e.code; - return ERRNO_CODES[code]; - }, - tryFSOperation(f) { - try { - return f(); - } catch (e) { - if (!e.code) throw e; - if (e.code === "UNKNOWN") throw new FS.ErrnoError(28); - throw new FS.ErrnoError(NODEFS.convertNodeCode(e)); - } - }, - mount(mount) { - return NODEFS.createNode(null, "/", NODEFS.getMode(mount.opts.root), 0); - }, - createNode(parent, name, mode, dev) { - if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { - throw new FS.ErrnoError(28); - } - var node = FS.createNode(parent, name, mode); - node.node_ops = NODEFS.node_ops; - node.stream_ops = NODEFS.stream_ops; - return node; - }, - getMode(path) { - var stat; - return NODEFS.tryFSOperation(() => { - stat = fs.lstatSync(path); - if (NODEFS.isWindows) { - stat.mode |= (stat.mode & 292) >> 2; - } - return stat.mode; - }); - }, - realPath(node) { - var parts = []; - while (node.parent !== node) { - parts.push(node.name); - node = node.parent; - } - parts.push(node.mount.opts.root); - parts.reverse(); - return PATH.join(...parts); - }, - flagsForNode(flags) { - flags &= ~2097152; - flags &= ~2048; - flags &= ~32768; - flags &= ~524288; - flags &= ~65536; - var newFlags = 0; - for (var k in NODEFS.flagsForNodeMap) { - if (flags & k) { - newFlags |= NODEFS.flagsForNodeMap[k]; - flags ^= k; - } - } - if (flags) { - throw new FS.ErrnoError(28); - } - return newFlags; - }, - node_ops: { - getattr(node) { - var path = NODEFS.realPath(node); - var stat; - NODEFS.tryFSOperation(() => stat = fs.lstatSync(path)); - if (NODEFS.isWindows) { - if (!stat.blksize) { - stat.blksize = 4096; - } - if (!stat.blocks) { - stat.blocks = (stat.size + stat.blksize - 1) / stat.blksize | 0; - } - stat.mode |= (stat.mode & 292) >> 2; - } - return { - dev: stat.dev, - ino: stat.ino, - mode: stat.mode, - nlink: stat.nlink, - uid: stat.uid, - gid: stat.gid, - rdev: stat.rdev, - size: stat.size, - atime: stat.atime, - mtime: stat.mtime, - ctime: stat.ctime, - blksize: stat.blksize, - blocks: stat.blocks - }; - }, - setattr(node, attr) { - var path = NODEFS.realPath(node); - NODEFS.tryFSOperation(() => { - if (attr.mode !== undefined) { - fs.chmodSync(path, attr.mode); - node.mode = attr.mode; - } - if (attr.timestamp !== undefined) { - var date = new Date(attr.timestamp); - fs.utimesSync(path, date, date); - } - if (attr.size !== undefined) { - fs.truncateSync(path, attr.size); - } - }); - }, - lookup(parent, name) { - var path = PATH.join2(NODEFS.realPath(parent), name); - var mode = NODEFS.getMode(path); - return NODEFS.createNode(parent, name, mode); - }, - mknod(parent, name, mode, dev) { - var node = NODEFS.createNode(parent, name, mode, dev); - var path = NODEFS.realPath(node); - NODEFS.tryFSOperation(() => { - if (FS.isDir(node.mode)) { - fs.mkdirSync(path, node.mode); - } else { - fs.writeFileSync(path, "", { - mode: node.mode - }); - } - }); - return node; - }, - rename(oldNode, newDir, newName) { - var oldPath = NODEFS.realPath(oldNode); - var newPath = PATH.join2(NODEFS.realPath(newDir), newName); - NODEFS.tryFSOperation(() => fs.renameSync(oldPath, newPath)); - oldNode.name = newName; - }, - unlink(parent, name) { - var path = PATH.join2(NODEFS.realPath(parent), name); - NODEFS.tryFSOperation(() => fs.unlinkSync(path)); - }, - rmdir(parent, name) { - var path = PATH.join2(NODEFS.realPath(parent), name); - NODEFS.tryFSOperation(() => fs.rmdirSync(path)); - }, - readdir(node) { - var path = NODEFS.realPath(node); - return NODEFS.tryFSOperation(() => fs.readdirSync(path)); - }, - symlink(parent, newName, oldPath) { - var newPath = PATH.join2(NODEFS.realPath(parent), newName); - NODEFS.tryFSOperation(() => fs.symlinkSync(oldPath, newPath)); - }, - readlink(node) { - var path = NODEFS.realPath(node); - return NODEFS.tryFSOperation(() => fs.readlinkSync(path)); - } - }, - stream_ops: { - open(stream) { - var path = NODEFS.realPath(stream.node); - NODEFS.tryFSOperation(() => { - if (FS.isFile(stream.node.mode)) { - stream.shared.refcount = 1; - stream.nfd = fs.openSync(path, NODEFS.flagsForNode(stream.flags)); - } - }); - }, - close(stream) { - NODEFS.tryFSOperation(() => { - if (FS.isFile(stream.node.mode) && stream.nfd && --stream.shared.refcount === 0) { - fs.closeSync(stream.nfd); - } - }); - }, - dup(stream) { - stream.shared.refcount++; - }, - read(stream, buffer, offset, length, position) { - if (length === 0) return 0; - return NODEFS.tryFSOperation(() => fs.readSync(stream.nfd, new Int8Array(buffer.buffer, offset, length), 0, length, position)); - }, - write(stream, buffer, offset, length, position) { - return NODEFS.tryFSOperation(() => fs.writeSync(stream.nfd, new Int8Array(buffer.buffer, offset, length), 0, length, position)); - }, - llseek(stream, offset, whence) { - var position = offset; - if (whence === 1) { - position += stream.position; - } else if (whence === 2) { - if (FS.isFile(stream.node.mode)) { - NODEFS.tryFSOperation(() => { - var stat = fs.fstatSync(stream.nfd); - position += stat.size; - }); - } - } - if (position < 0) { - throw new FS.ErrnoError(28); - } - return position; - }, - mmap(stream, length, position, prot, flags) { - if (!FS.isFile(stream.node.mode)) { - throw new FS.ErrnoError(43); - } - var ptr = mmapAlloc(length); - NODEFS.stream_ops.read(stream, HEAP8, ptr, length, position); - return { - ptr: ptr, - allocated: true - }; - }, - msync(stream, buffer, offset, length, mmapFlags) { - NODEFS.stream_ops.write(stream, buffer, 0, length, offset, false); - return 0; - } - } -}; - -var PROXYFS = { - mount(mount) { - return PROXYFS.createNode(null, "/", mount.opts.fs.lstat(mount.opts.root).mode, 0); - }, - createNode(parent, name, mode, dev) { - if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { - throw new FS.ErrnoError(ERRNO_CODES.EINVAL); - } - var node = FS.createNode(parent, name, mode); - node.node_ops = PROXYFS.node_ops; - node.stream_ops = PROXYFS.stream_ops; - return node; - }, - realPath(node) { - var parts = []; - while (node.parent !== node) { - parts.push(node.name); - node = node.parent; - } - parts.push(node.mount.opts.root); - parts.reverse(); - return PATH.join(...parts); - }, - node_ops: { - getattr(node) { - var path = PROXYFS.realPath(node); - var stat; - try { - stat = node.mount.opts.fs.lstat(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - return { - dev: stat.dev, - ino: stat.ino, - mode: stat.mode, - nlink: stat.nlink, - uid: stat.uid, - gid: stat.gid, - rdev: stat.rdev, - size: stat.size, - atime: stat.atime, - mtime: stat.mtime, - ctime: stat.ctime, - blksize: stat.blksize, - blocks: stat.blocks - }; - }, - setattr(node, attr) { - var path = PROXYFS.realPath(node); - try { - if (attr.mode !== undefined) { - node.mount.opts.fs.chmod(path, attr.mode); - node.mode = attr.mode; - } - if (attr.timestamp !== undefined) { - var date = new Date(attr.timestamp); - node.mount.opts.fs.utime(path, date, date); - } - if (attr.size !== undefined) { - node.mount.opts.fs.truncate(path, attr.size); - } - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - lookup(parent, name) { - try { - var path = PATH.join2(PROXYFS.realPath(parent), name); - var mode = parent.mount.opts.fs.lstat(path).mode; - var node = PROXYFS.createNode(parent, name, mode); - return node; - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - mknod(parent, name, mode, dev) { - var node = PROXYFS.createNode(parent, name, mode, dev); - var path = PROXYFS.realPath(node); - try { - if (FS.isDir(node.mode)) { - node.mount.opts.fs.mkdir(path, node.mode); - } else { - node.mount.opts.fs.writeFile(path, "", { - mode: node.mode - }); - } - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - return node; - }, - rename(oldNode, newDir, newName) { - var oldPath = PROXYFS.realPath(oldNode); - var newPath = PATH.join2(PROXYFS.realPath(newDir), newName); - try { - oldNode.mount.opts.fs.rename(oldPath, newPath); - oldNode.name = newName; - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - unlink(parent, name) { - var path = PATH.join2(PROXYFS.realPath(parent), name); - try { - parent.mount.opts.fs.unlink(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - rmdir(parent, name) { - var path = PATH.join2(PROXYFS.realPath(parent), name); - try { - parent.mount.opts.fs.rmdir(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - readdir(node) { - var path = PROXYFS.realPath(node); - try { - return node.mount.opts.fs.readdir(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - symlink(parent, newName, oldPath) { - var newPath = PATH.join2(PROXYFS.realPath(parent), newName); - try { - parent.mount.opts.fs.symlink(oldPath, newPath); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - readlink(node) { - var path = PROXYFS.realPath(node); - try { - return node.mount.opts.fs.readlink(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - } - }, - stream_ops: { - open(stream) { - var path = PROXYFS.realPath(stream.node); - try { - stream.nfd = stream.node.mount.opts.fs.open(path, stream.flags); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - close(stream) { - try { - stream.node.mount.opts.fs.close(stream.nfd); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - read(stream, buffer, offset, length, position) { - try { - return stream.node.mount.opts.fs.read(stream.nfd, buffer, offset, length, position); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - write(stream, buffer, offset, length, position) { - try { - return stream.node.mount.opts.fs.write(stream.nfd, buffer, offset, length, position); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - llseek(stream, offset, whence) { - var position = offset; - if (whence === 1) { - position += stream.position; - } else if (whence === 2) { - if (FS.isFile(stream.node.mode)) { - try { - var stat = stream.node.node_ops.getattr(stream.node); - position += stat.size; - } catch (e) { - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - } - } - if (position < 0) { - throw new FS.ErrnoError(ERRNO_CODES.EINVAL); - } - return position; - } - } -}; - -var FS = { - root: null, - mounts: [], - devices: {}, - streams: [], - nextInode: 1, - nameTable: null, - currentPath: "/", - initialized: false, - ignorePermissions: true, - ErrnoError: class { - constructor(errno) { - this.name = "ErrnoError"; - this.errno = errno; - } - }, - genericErrors: {}, - filesystems: null, - syncFSRequests: 0, - FSStream: class { - constructor() { - this.shared = {}; - } - get object() { - return this.node; - } - set object(val) { - this.node = val; - } - get isRead() { - return (this.flags & 2097155) !== 1; - } - get isWrite() { - return (this.flags & 2097155) !== 0; - } - get isAppend() { - return (this.flags & 1024); - } - get flags() { - return this.shared.flags; - } - set flags(val) { - this.shared.flags = val; - } - get position() { - return this.shared.position; - } - set position(val) { - this.shared.position = val; - } - }, - FSNode: class { - constructor(parent, name, mode, rdev) { - if (!parent) { - parent = this; - } - this.parent = parent; - this.mount = parent.mount; - this.mounted = null; - this.id = FS.nextInode++; - this.name = name; - this.mode = mode; - this.node_ops = {}; - this.stream_ops = {}; - this.rdev = rdev; - this.readMode = 292 | /*292*/ 73; - /*73*/ this.writeMode = 146; - } - /*146*/ get read() { - return (this.mode & this.readMode) === this.readMode; - } - set read(val) { - val ? this.mode |= this.readMode : this.mode &= ~this.readMode; - } - get write() { - return (this.mode & this.writeMode) === this.writeMode; - } - set write(val) { - val ? this.mode |= this.writeMode : this.mode &= ~this.writeMode; - } - get isFolder() { - return FS.isDir(this.mode); - } - get isDevice() { - return FS.isChrdev(this.mode); - } - }, - lookupPath(path, opts = {}) { - path = PATH_FS.resolve(path); - if (!path) return { - path: "", - node: null - }; - var defaults = { - follow_mount: true, - recurse_count: 0 - }; - opts = Object.assign(defaults, opts); - if (opts.recurse_count > 8) { - throw new FS.ErrnoError(32); - } - var parts = path.split("/").filter(p => !!p); - var current = FS.root; - var current_path = "/"; - for (var i = 0; i < parts.length; i++) { - var islast = (i === parts.length - 1); - if (islast && opts.parent) { - break; - } - current = FS.lookupNode(current, parts[i]); - current_path = PATH.join2(current_path, parts[i]); - if (FS.isMountpoint(current)) { - if (!islast || (islast && opts.follow_mount)) { - current = current.mounted.root; - } - } - if (!islast || opts.follow) { - var count = 0; - while (FS.isLink(current.mode)) { - var link = FS.readlink(current_path); - current_path = PATH_FS.resolve(PATH.dirname(current_path), link); - var lookup = FS.lookupPath(current_path, { - recurse_count: opts.recurse_count + 1 - }); - current = lookup.node; - if (count++ > 40) { - throw new FS.ErrnoError(32); - } - } - } - } - return { - path: current_path, - node: current - }; - }, - getPath(node) { - var path; - while (true) { - if (FS.isRoot(node)) { - var mount = node.mount.mountpoint; - if (!path) return mount; - return mount[mount.length - 1] !== "/" ? `${mount}/${path}` : mount + path; - } - path = path ? `${node.name}/${path}` : node.name; - node = node.parent; - } - }, - hashName(parentid, name) { - var hash = 0; - for (var i = 0; i < name.length; i++) { - hash = ((hash << 5) - hash + name.charCodeAt(i)) | 0; - } - return ((parentid + hash) >>> 0) % FS.nameTable.length; - }, - hashAddNode(node) { - var hash = FS.hashName(node.parent.id, node.name); - node.name_next = FS.nameTable[hash]; - FS.nameTable[hash] = node; - }, - hashRemoveNode(node) { - var hash = FS.hashName(node.parent.id, node.name); - if (FS.nameTable[hash] === node) { - FS.nameTable[hash] = node.name_next; - } else { - var current = FS.nameTable[hash]; - while (current) { - if (current.name_next === node) { - current.name_next = node.name_next; - break; - } - current = current.name_next; - } - } - }, - lookupNode(parent, name) { - var errCode = FS.mayLookup(parent); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - var hash = FS.hashName(parent.id, name); - for (var node = FS.nameTable[hash]; node; node = node.name_next) { - var nodeName = node.name; - if (node.parent.id === parent.id && nodeName === name) { - return node; - } - } - return FS.lookup(parent, name); - }, - createNode(parent, name, mode, rdev) { - var node = new FS.FSNode(parent, name, mode, rdev); - FS.hashAddNode(node); - return node; - }, - destroyNode(node) { - FS.hashRemoveNode(node); - }, - isRoot(node) { - return node === node.parent; - }, - isMountpoint(node) { - return !!node.mounted; - }, - isFile(mode) { - return (mode & 61440) === 32768; - }, - isDir(mode) { - return (mode & 61440) === 16384; - }, - isLink(mode) { - return (mode & 61440) === 40960; - }, - isChrdev(mode) { - return (mode & 61440) === 8192; - }, - isBlkdev(mode) { - return (mode & 61440) === 24576; - }, - isFIFO(mode) { - return (mode & 61440) === 4096; - }, - isSocket(mode) { - return (mode & 49152) === 49152; - }, - flagsToPermissionString(flag) { - var perms = [ "r", "w", "rw" ][flag & 3]; - if ((flag & 512)) { - perms += "w"; - } - return perms; - }, - nodePermissions(node, perms) { - if (FS.ignorePermissions) { - return 0; - } - if (perms.includes("r") && !(node.mode & 292)) { - return 2; - } else if (perms.includes("w") && !(node.mode & 146)) { - return 2; - } else if (perms.includes("x") && !(node.mode & 73)) { - return 2; - } - return 0; - }, - mayLookup(dir) { - if (!FS.isDir(dir.mode)) return 54; - var errCode = FS.nodePermissions(dir, "x"); - if (errCode) return errCode; - if (!dir.node_ops.lookup) return 2; - return 0; - }, - mayCreate(dir, name) { - try { - var node = FS.lookupNode(dir, name); - return 20; - } catch (e) {} - return FS.nodePermissions(dir, "wx"); - }, - mayDelete(dir, name, isdir) { - var node; - try { - node = FS.lookupNode(dir, name); - } catch (e) { - return e.errno; - } - var errCode = FS.nodePermissions(dir, "wx"); - if (errCode) { - return errCode; - } - if (isdir) { - if (!FS.isDir(node.mode)) { - return 54; - } - if (FS.isRoot(node) || FS.getPath(node) === FS.cwd()) { - return 10; - } - } else { - if (FS.isDir(node.mode)) { - return 31; - } - } - return 0; - }, - mayOpen(node, flags) { - if (!node) { - return 44; - } - if (FS.isLink(node.mode)) { - return 32; - } else if (FS.isDir(node.mode)) { - if (FS.flagsToPermissionString(flags) !== "r" || (flags & 512)) { - return 31; - } - } - return FS.nodePermissions(node, FS.flagsToPermissionString(flags)); - }, - MAX_OPEN_FDS: 4096, - nextfd() { - for (var fd = 0; fd <= FS.MAX_OPEN_FDS; fd++) { - if (!FS.streams[fd]) { - return fd; - } - } - throw new FS.ErrnoError(33); - }, - getStreamChecked(fd) { - var stream = FS.getStream(fd); - if (!stream) { - throw new FS.ErrnoError(8); - } - return stream; - }, - getStream: fd => FS.streams[fd], - createStream(stream, fd = -1) { - stream = Object.assign(new FS.FSStream, stream); - if (fd == -1) { - fd = FS.nextfd(); - } - stream.fd = fd; - FS.streams[fd] = stream; - return stream; - }, - closeStream(fd) { - FS.streams[fd] = null; - }, - dupStream(origStream, fd = -1) { - var stream = FS.createStream(origStream, fd); - stream.stream_ops?.dup?.(stream); - return stream; - }, - chrdev_stream_ops: { - open(stream) { - var device = FS.getDevice(stream.node.rdev); - stream.stream_ops = device.stream_ops; - stream.stream_ops.open?.(stream); - }, - llseek() { - throw new FS.ErrnoError(70); - } - }, - major: dev => ((dev) >> 8), - minor: dev => ((dev) & 255), - makedev: (ma, mi) => ((ma) << 8 | (mi)), - registerDevice(dev, ops) { - FS.devices[dev] = { - stream_ops: ops - }; - }, - getDevice: dev => FS.devices[dev], - getMounts(mount) { - var mounts = []; - var check = [ mount ]; - while (check.length) { - var m = check.pop(); - mounts.push(m); - check.push(...m.mounts); - } - return mounts; - }, - syncfs(populate, callback) { - if (typeof populate == "function") { - callback = populate; - populate = false; - } - FS.syncFSRequests++; - if (FS.syncFSRequests > 1) { - err(`warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work`); - } - var mounts = FS.getMounts(FS.root.mount); - var completed = 0; - function doCallback(errCode) { - FS.syncFSRequests--; - return callback(errCode); - } - function done(errCode) { - if (errCode) { - if (!done.errored) { - done.errored = true; - return doCallback(errCode); - } - return; - } - if (++completed >= mounts.length) { - doCallback(null); - } - } - mounts.forEach(mount => { - if (!mount.type.syncfs) { - return done(null); - } - mount.type.syncfs(mount, populate, done); - }); - }, - mount(type, opts, mountpoint) { - var root = mountpoint === "/"; - var pseudo = !mountpoint; - var node; - if (root && FS.root) { - throw new FS.ErrnoError(10); - } else if (!root && !pseudo) { - var lookup = FS.lookupPath(mountpoint, { - follow_mount: false - }); - mountpoint = lookup.path; - node = lookup.node; - if (FS.isMountpoint(node)) { - throw new FS.ErrnoError(10); - } - if (!FS.isDir(node.mode)) { - throw new FS.ErrnoError(54); - } - } - var mount = { - type: type, - opts: opts, - mountpoint: mountpoint, - mounts: [] - }; - var mountRoot = type.mount(mount); - mountRoot.mount = mount; - mount.root = mountRoot; - if (root) { - FS.root = mountRoot; - } else if (node) { - node.mounted = mount; - if (node.mount) { - node.mount.mounts.push(mount); - } - } - return mountRoot; - }, - unmount(mountpoint) { - var lookup = FS.lookupPath(mountpoint, { - follow_mount: false - }); - if (!FS.isMountpoint(lookup.node)) { - throw new FS.ErrnoError(28); - } - var node = lookup.node; - var mount = node.mounted; - var mounts = FS.getMounts(mount); - Object.keys(FS.nameTable).forEach(hash => { - var current = FS.nameTable[hash]; - while (current) { - var next = current.name_next; - if (mounts.includes(current.mount)) { - FS.destroyNode(current); - } - current = next; - } - }); - node.mounted = null; - var idx = node.mount.mounts.indexOf(mount); - node.mount.mounts.splice(idx, 1); - }, - lookup(parent, name) { - return parent.node_ops.lookup(parent, name); - }, - mknod(path, mode, dev) { - var lookup = FS.lookupPath(path, { - parent: true - }); - var parent = lookup.node; - var name = PATH.basename(path); - if (!name || name === "." || name === "..") { - throw new FS.ErrnoError(28); - } - var errCode = FS.mayCreate(parent, name); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!parent.node_ops.mknod) { - throw new FS.ErrnoError(63); - } - return parent.node_ops.mknod(parent, name, mode, dev); - }, - create(path, mode) { - mode = mode !== undefined ? mode : 438; - /* 0666 */ mode &= 4095; - mode |= 32768; - return FS.mknod(path, mode, 0); - }, - mkdir(path, mode) { - mode = mode !== undefined ? mode : 511; - /* 0777 */ mode &= 511 | 512; - mode |= 16384; - return FS.mknod(path, mode, 0); - }, - mkdirTree(path, mode) { - var dirs = path.split("/"); - var d = ""; - for (var i = 0; i < dirs.length; ++i) { - if (!dirs[i]) continue; - d += "/" + dirs[i]; - try { - FS.mkdir(d, mode); - } catch (e) { - if (e.errno != 20) throw e; - } - } - }, - mkdev(path, mode, dev) { - if (typeof dev == "undefined") { - dev = mode; - mode = 438; - } - /* 0666 */ mode |= 8192; - return FS.mknod(path, mode, dev); - }, - symlink(oldpath, newpath) { - if (!PATH_FS.resolve(oldpath)) { - throw new FS.ErrnoError(44); - } - var lookup = FS.lookupPath(newpath, { - parent: true - }); - var parent = lookup.node; - if (!parent) { - throw new FS.ErrnoError(44); - } - var newname = PATH.basename(newpath); - var errCode = FS.mayCreate(parent, newname); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!parent.node_ops.symlink) { - throw new FS.ErrnoError(63); - } - return parent.node_ops.symlink(parent, newname, oldpath); - }, - rename(old_path, new_path) { - var old_dirname = PATH.dirname(old_path); - var new_dirname = PATH.dirname(new_path); - var old_name = PATH.basename(old_path); - var new_name = PATH.basename(new_path); - var lookup, old_dir, new_dir; - lookup = FS.lookupPath(old_path, { - parent: true - }); - old_dir = lookup.node; - lookup = FS.lookupPath(new_path, { - parent: true - }); - new_dir = lookup.node; - if (!old_dir || !new_dir) throw new FS.ErrnoError(44); - if (old_dir.mount !== new_dir.mount) { - throw new FS.ErrnoError(75); - } - var old_node = FS.lookupNode(old_dir, old_name); - var relative = PATH_FS.relative(old_path, new_dirname); - if (relative.charAt(0) !== ".") { - throw new FS.ErrnoError(28); - } - relative = PATH_FS.relative(new_path, old_dirname); - if (relative.charAt(0) !== ".") { - throw new FS.ErrnoError(55); - } - var new_node; - try { - new_node = FS.lookupNode(new_dir, new_name); - } catch (e) {} - if (old_node === new_node) { - return; - } - var isdir = FS.isDir(old_node.mode); - var errCode = FS.mayDelete(old_dir, old_name, isdir); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - errCode = new_node ? FS.mayDelete(new_dir, new_name, isdir) : FS.mayCreate(new_dir, new_name); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!old_dir.node_ops.rename) { - throw new FS.ErrnoError(63); - } - if (FS.isMountpoint(old_node) || (new_node && FS.isMountpoint(new_node))) { - throw new FS.ErrnoError(10); - } - if (new_dir !== old_dir) { - errCode = FS.nodePermissions(old_dir, "w"); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - } - FS.hashRemoveNode(old_node); - try { - old_dir.node_ops.rename(old_node, new_dir, new_name); - old_node.parent = new_dir; - } catch (e) { - throw e; - } finally { - FS.hashAddNode(old_node); - } - }, - rmdir(path) { - var lookup = FS.lookupPath(path, { - parent: true - }); - var parent = lookup.node; - var name = PATH.basename(path); - var node = FS.lookupNode(parent, name); - var errCode = FS.mayDelete(parent, name, true); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!parent.node_ops.rmdir) { - throw new FS.ErrnoError(63); - } - if (FS.isMountpoint(node)) { - throw new FS.ErrnoError(10); - } - parent.node_ops.rmdir(parent, name); - FS.destroyNode(node); - }, - readdir(path) { - var lookup = FS.lookupPath(path, { - follow: true - }); - var node = lookup.node; - if (!node.node_ops.readdir) { - throw new FS.ErrnoError(54); - } - return node.node_ops.readdir(node); - }, - unlink(path) { - var lookup = FS.lookupPath(path, { - parent: true - }); - var parent = lookup.node; - if (!parent) { - throw new FS.ErrnoError(44); - } - var name = PATH.basename(path); - var node = FS.lookupNode(parent, name); - var errCode = FS.mayDelete(parent, name, false); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!parent.node_ops.unlink) { - throw new FS.ErrnoError(63); - } - if (FS.isMountpoint(node)) { - throw new FS.ErrnoError(10); - } - parent.node_ops.unlink(parent, name); - FS.destroyNode(node); - }, - readlink(path) { - var lookup = FS.lookupPath(path); - var link = lookup.node; - if (!link) { - throw new FS.ErrnoError(44); - } - if (!link.node_ops.readlink) { - throw new FS.ErrnoError(28); - } - return PATH_FS.resolve(FS.getPath(link.parent), link.node_ops.readlink(link)); - }, - stat(path, dontFollow) { - var lookup = FS.lookupPath(path, { - follow: !dontFollow - }); - var node = lookup.node; - if (!node) { - throw new FS.ErrnoError(44); - } - if (!node.node_ops.getattr) { - throw new FS.ErrnoError(63); - } - return node.node_ops.getattr(node); - }, - lstat(path) { - return FS.stat(path, true); - }, - chmod(path, mode, dontFollow) { - var node; - if (typeof path == "string") { - var lookup = FS.lookupPath(path, { - follow: !dontFollow - }); - node = lookup.node; - } else { - node = path; - } - if (!node.node_ops.setattr) { - throw new FS.ErrnoError(63); - } - node.node_ops.setattr(node, { - mode: (mode & 4095) | (node.mode & ~4095), - timestamp: Date.now() - }); - }, - lchmod(path, mode) { - FS.chmod(path, mode, true); - }, - fchmod(fd, mode) { - var stream = FS.getStreamChecked(fd); - FS.chmod(stream.node, mode); - }, - chown(path, uid, gid, dontFollow) { - var node; - if (typeof path == "string") { - var lookup = FS.lookupPath(path, { - follow: !dontFollow - }); - node = lookup.node; - } else { - node = path; - } - if (!node.node_ops.setattr) { - throw new FS.ErrnoError(63); - } - node.node_ops.setattr(node, { - timestamp: Date.now() - }); - }, - lchown(path, uid, gid) { - FS.chown(path, uid, gid, true); - }, - fchown(fd, uid, gid) { - var stream = FS.getStreamChecked(fd); - FS.chown(stream.node, uid, gid); - }, - truncate(path, len) { - if (len < 0) { - throw new FS.ErrnoError(28); - } - var node; - if (typeof path == "string") { - var lookup = FS.lookupPath(path, { - follow: true - }); - node = lookup.node; - } else { - node = path; - } - if (!node.node_ops.setattr) { - throw new FS.ErrnoError(63); - } - if (FS.isDir(node.mode)) { - throw new FS.ErrnoError(31); - } - if (!FS.isFile(node.mode)) { - throw new FS.ErrnoError(28); - } - var errCode = FS.nodePermissions(node, "w"); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - node.node_ops.setattr(node, { - size: len, - timestamp: Date.now() - }); - }, - ftruncate(fd, len) { - var stream = FS.getStreamChecked(fd); - if ((stream.flags & 2097155) === 0) { - throw new FS.ErrnoError(28); - } - FS.truncate(stream.node, len); - }, - utime(path, atime, mtime) { - var lookup = FS.lookupPath(path, { - follow: true - }); - var node = lookup.node; - node.node_ops.setattr(node, { - timestamp: Math.max(atime, mtime) - }); - }, - open(path, flags, mode) { - if (path === "") { - throw new FS.ErrnoError(44); - } - flags = typeof flags == "string" ? FS_modeStringToFlags(flags) : flags; - if ((flags & 64)) { - mode = typeof mode == "undefined" ? 438 : /* 0666 */ mode; - mode = (mode & 4095) | 32768; - } else { - mode = 0; - } - var node; - if (typeof path == "object") { - node = path; - } else { - path = PATH.normalize(path); - try { - var lookup = FS.lookupPath(path, { - follow: !(flags & 131072) - }); - node = lookup.node; - } catch (e) {} - } - var created = false; - if ((flags & 64)) { - if (node) { - if ((flags & 128)) { - throw new FS.ErrnoError(20); - } - } else { - node = FS.mknod(path, mode, 0); - created = true; - } - } - if (!node) { - throw new FS.ErrnoError(44); - } - if (FS.isChrdev(node.mode)) { - flags &= ~512; - } - if ((flags & 65536) && !FS.isDir(node.mode)) { - throw new FS.ErrnoError(54); - } - if (!created) { - var errCode = FS.mayOpen(node, flags); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - } - if ((flags & 512) && !created) { - FS.truncate(node, 0); - } - flags &= ~(128 | 512 | 131072); - var stream = FS.createStream({ - node: node, - path: FS.getPath(node), - flags: flags, - seekable: true, - position: 0, - stream_ops: node.stream_ops, - ungotten: [], - error: false - }); - if (stream.stream_ops.open) { - stream.stream_ops.open(stream); - } - if (Module["logReadFiles"] && !(flags & 1)) { - if (!FS.readFiles) FS.readFiles = {}; - if (!(path in FS.readFiles)) { - FS.readFiles[path] = 1; - } - } - return stream; - }, - close(stream) { - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if (stream.getdents) stream.getdents = null; - try { - if (stream.stream_ops.close) { - stream.stream_ops.close(stream); - } - } catch (e) { - throw e; - } finally { - FS.closeStream(stream.fd); - } - stream.fd = null; - }, - isClosed(stream) { - return stream.fd === null; - }, - llseek(stream, offset, whence) { - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if (!stream.seekable || !stream.stream_ops.llseek) { - throw new FS.ErrnoError(70); - } - if (whence != 0 && whence != 1 && whence != 2) { - throw new FS.ErrnoError(28); - } - stream.position = stream.stream_ops.llseek(stream, offset, whence); - stream.ungotten = []; - return stream.position; - }, - read(stream, buffer, offset, length, position) { - if (length < 0 || position < 0) { - throw new FS.ErrnoError(28); - } - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if ((stream.flags & 2097155) === 1) { - throw new FS.ErrnoError(8); - } - if (FS.isDir(stream.node.mode)) { - throw new FS.ErrnoError(31); - } - if (!stream.stream_ops.read) { - throw new FS.ErrnoError(28); - } - var seeking = typeof position != "undefined"; - if (!seeking) { - position = stream.position; - } else if (!stream.seekable) { - throw new FS.ErrnoError(70); - } - var bytesRead = stream.stream_ops.read(stream, buffer, offset, length, position); - if (!seeking) stream.position += bytesRead; - return bytesRead; - }, - write(stream, buffer, offset, length, position, canOwn) { - if (length < 0 || position < 0) { - throw new FS.ErrnoError(28); - } - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if ((stream.flags & 2097155) === 0) { - throw new FS.ErrnoError(8); - } - if (FS.isDir(stream.node.mode)) { - throw new FS.ErrnoError(31); - } - if (!stream.stream_ops.write) { - throw new FS.ErrnoError(28); - } - if (stream.seekable && stream.flags & 1024) { - FS.llseek(stream, 0, 2); - } - var seeking = typeof position != "undefined"; - if (!seeking) { - position = stream.position; - } else if (!stream.seekable) { - throw new FS.ErrnoError(70); - } - var bytesWritten = stream.stream_ops.write(stream, buffer, offset, length, position, canOwn); - if (!seeking) stream.position += bytesWritten; - return bytesWritten; - }, - allocate(stream, offset, length) { - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if (offset < 0 || length <= 0) { - throw new FS.ErrnoError(28); - } - if ((stream.flags & 2097155) === 0) { - throw new FS.ErrnoError(8); - } - if (!FS.isFile(stream.node.mode) && !FS.isDir(stream.node.mode)) { - throw new FS.ErrnoError(43); - } - if (!stream.stream_ops.allocate) { - throw new FS.ErrnoError(138); - } - stream.stream_ops.allocate(stream, offset, length); - }, - mmap(stream, length, position, prot, flags) { - if ((prot & 2) !== 0 && (flags & 2) === 0 && (stream.flags & 2097155) !== 2) { - throw new FS.ErrnoError(2); - } - if ((stream.flags & 2097155) === 1) { - throw new FS.ErrnoError(2); - } - if (!stream.stream_ops.mmap) { - throw new FS.ErrnoError(43); - } - return stream.stream_ops.mmap(stream, length, position, prot, flags); - }, - msync(stream, buffer, offset, length, mmapFlags) { - if (!stream.stream_ops.msync) { - return 0; - } - return stream.stream_ops.msync(stream, buffer, offset, length, mmapFlags); - }, - ioctl(stream, cmd, arg) { - if (!stream.stream_ops.ioctl) { - throw new FS.ErrnoError(59); - } - return stream.stream_ops.ioctl(stream, cmd, arg); - }, - readFile(path, opts = {}) { - opts.flags = opts.flags || 0; - opts.encoding = opts.encoding || "binary"; - if (opts.encoding !== "utf8" && opts.encoding !== "binary") { - throw new Error(`Invalid encoding type "${opts.encoding}"`); - } - var ret; - var stream = FS.open(path, opts.flags); - var stat = FS.stat(path); - var length = stat.size; - var buf = new Uint8Array(length); - FS.read(stream, buf, 0, length, 0); - if (opts.encoding === "utf8") { - ret = UTF8ArrayToString(buf, 0); - } else if (opts.encoding === "binary") { - ret = buf; - } - FS.close(stream); - return ret; - }, - writeFile(path, data, opts = {}) { - opts.flags = opts.flags || 577; - var stream = FS.open(path, opts.flags, opts.mode); - if (typeof data == "string") { - var buf = new Uint8Array(lengthBytesUTF8(data) + 1); - var actualNumBytes = stringToUTF8Array(data, buf, 0, buf.length); - FS.write(stream, buf, 0, actualNumBytes, undefined, opts.canOwn); - } else if (ArrayBuffer.isView(data)) { - FS.write(stream, data, 0, data.byteLength, undefined, opts.canOwn); - } else { - throw new Error("Unsupported data type"); - } - FS.close(stream); - }, - cwd: () => FS.currentPath, - chdir(path) { - var lookup = FS.lookupPath(path, { - follow: true - }); - if (lookup.node === null) { - throw new FS.ErrnoError(44); - } - if (!FS.isDir(lookup.node.mode)) { - throw new FS.ErrnoError(54); - } - var errCode = FS.nodePermissions(lookup.node, "x"); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - FS.currentPath = lookup.path; - }, - createDefaultDirectories() { - FS.mkdir("/tmp"); - FS.mkdir("/home"); - FS.mkdir("/home/web_user"); - }, - createDefaultDevices() { - FS.mkdir("/dev"); - FS.registerDevice(FS.makedev(1, 3), { - read: () => 0, - write: (stream, buffer, offset, length, pos) => length - }); - FS.mkdev("/dev/null", FS.makedev(1, 3)); - TTY.register(FS.makedev(5, 0), TTY.default_tty_ops); - TTY.register(FS.makedev(6, 0), TTY.default_tty1_ops); - FS.mkdev("/dev/tty", FS.makedev(5, 0)); - FS.mkdev("/dev/tty1", FS.makedev(6, 0)); - var randomBuffer = new Uint8Array(1024), randomLeft = 0; - var randomByte = () => { - if (randomLeft === 0) { - randomLeft = randomFill(randomBuffer).byteLength; - } - return randomBuffer[--randomLeft]; - }; - FS.createDevice("/dev", "random", randomByte); - FS.createDevice("/dev", "urandom", randomByte); - FS.mkdir("/dev/shm"); - FS.mkdir("/dev/shm/tmp"); - }, - createSpecialDirectories() { - FS.mkdir("/proc"); - var proc_self = FS.mkdir("/proc/self"); - FS.mkdir("/proc/self/fd"); - FS.mount({ - mount() { - var node = FS.createNode(proc_self, "fd", 16384 | 511, /* 0777 */ 73); - node.node_ops = { - lookup(parent, name) { - var fd = +name; - var stream = FS.getStreamChecked(fd); - var ret = { - parent: null, - mount: { - mountpoint: "fake" - }, - node_ops: { - readlink: () => stream.path - } - }; - ret.parent = ret; - return ret; - } - }; - return node; - } - }, {}, "/proc/self/fd"); - }, - createStandardStreams() { - if (Module["stdin"]) { - FS.createDevice("/dev", "stdin", Module["stdin"]); - } else { - FS.symlink("/dev/tty", "/dev/stdin"); - } - if (Module["stdout"]) { - FS.createDevice("/dev", "stdout", null, Module["stdout"]); - } else { - FS.symlink("/dev/tty", "/dev/stdout"); - } - if (Module["stderr"]) { - FS.createDevice("/dev", "stderr", null, Module["stderr"]); - } else { - FS.symlink("/dev/tty1", "/dev/stderr"); - } - var stdin = FS.open("/dev/stdin", 0); - var stdout = FS.open("/dev/stdout", 1); - var stderr = FS.open("/dev/stderr", 1); - }, - staticInit() { - [ 44 ].forEach(code => { - FS.genericErrors[code] = new FS.ErrnoError(code); - FS.genericErrors[code].stack = ""; - }); - FS.nameTable = new Array(4096); - FS.mount(MEMFS, {}, "/"); - FS.createDefaultDirectories(); - FS.createDefaultDevices(); - FS.createSpecialDirectories(); - FS.filesystems = { - "MEMFS": MEMFS, - "NODEFS": NODEFS, - "PROXYFS": PROXYFS - }; - }, - init(input, output, error) { - FS.init.initialized = true; - Module["stdin"] = input || Module["stdin"]; - Module["stdout"] = output || Module["stdout"]; - Module["stderr"] = error || Module["stderr"]; - FS.createStandardStreams(); - }, - quit() { - FS.init.initialized = false; - _fflush(0); - for (var i = 0; i < FS.streams.length; i++) { - var stream = FS.streams[i]; - if (!stream) { - continue; - } - FS.close(stream); - } - }, - findObject(path, dontResolveLastLink) { - var ret = FS.analyzePath(path, dontResolveLastLink); - if (!ret.exists) { - return null; - } - return ret.object; - }, - analyzePath(path, dontResolveLastLink) { - try { - var lookup = FS.lookupPath(path, { - follow: !dontResolveLastLink - }); - path = lookup.path; - } catch (e) {} - var ret = { - isRoot: false, - exists: false, - error: 0, - name: null, - path: null, - object: null, - parentExists: false, - parentPath: null, - parentObject: null - }; - try { - var lookup = FS.lookupPath(path, { - parent: true - }); - ret.parentExists = true; - ret.parentPath = lookup.path; - ret.parentObject = lookup.node; - ret.name = PATH.basename(path); - lookup = FS.lookupPath(path, { - follow: !dontResolveLastLink - }); - ret.exists = true; - ret.path = lookup.path; - ret.object = lookup.node; - ret.name = lookup.node.name; - ret.isRoot = lookup.path === "/"; - } catch (e) { - ret.error = e.errno; - } - return ret; - }, - createPath(parent, path, canRead, canWrite) { - parent = typeof parent == "string" ? parent : FS.getPath(parent); - var parts = path.split("/").reverse(); - while (parts.length) { - var part = parts.pop(); - if (!part) continue; - var current = PATH.join2(parent, part); - try { - FS.mkdir(current); - } catch (e) {} - parent = current; - } - return current; - }, - createFile(parent, name, properties, canRead, canWrite) { - var path = PATH.join2(typeof parent == "string" ? parent : FS.getPath(parent), name); - var mode = FS_getMode(canRead, canWrite); - return FS.create(path, mode); - }, - createDataFile(parent, name, data, canRead, canWrite, canOwn) { - var path = name; - if (parent) { - parent = typeof parent == "string" ? parent : FS.getPath(parent); - path = name ? PATH.join2(parent, name) : parent; - } - var mode = FS_getMode(canRead, canWrite); - var node = FS.create(path, mode); - if (data) { - if (typeof data == "string") { - var arr = new Array(data.length); - for (var i = 0, len = data.length; i < len; ++i) arr[i] = data.charCodeAt(i); - data = arr; - } - FS.chmod(node, mode | 146); - var stream = FS.open(node, 577); - FS.write(stream, data, 0, data.length, 0, canOwn); - FS.close(stream); - FS.chmod(node, mode); - } - }, - createDevice(parent, name, input, output) { - var path = PATH.join2(typeof parent == "string" ? parent : FS.getPath(parent), name); - var mode = FS_getMode(!!input, !!output); - if (!FS.createDevice.major) FS.createDevice.major = 64; - var dev = FS.makedev(FS.createDevice.major++, 0); - FS.registerDevice(dev, { - open(stream) { - stream.seekable = false; - }, - close(stream) { - if (output?.buffer?.length) { - output(10); - } - }, - read(stream, buffer, offset, length, pos) { - /* ignored */ var bytesRead = 0; - for (var i = 0; i < length; i++) { - var result; - try { - result = input(); - } catch (e) { - throw new FS.ErrnoError(29); - } - if (result === undefined && bytesRead === 0) { - throw new FS.ErrnoError(6); - } - if (result === null || result === undefined) break; - bytesRead++; - buffer[offset + i] = result; - } - if (bytesRead) { - stream.node.timestamp = Date.now(); - } - return bytesRead; - }, - write(stream, buffer, offset, length, pos) { - for (var i = 0; i < length; i++) { - try { - output(buffer[offset + i]); - } catch (e) { - throw new FS.ErrnoError(29); - } - } - if (length) { - stream.node.timestamp = Date.now(); - } - return i; - } - }); - return FS.mkdev(path, mode, dev); - }, - forceLoadFile(obj) { - if (obj.isDevice || obj.isFolder || obj.link || obj.contents) return true; - if (typeof XMLHttpRequest != "undefined") { - throw new Error("Lazy loading should have been performed (contents set) in createLazyFile, but it was not. Lazy loading only works in web workers. Use --embed-file or --preload-file in emcc on the main thread."); - } else if (read_) { - try { - obj.contents = intArrayFromString(read_(obj.url), true); - obj.usedBytes = obj.contents.length; - } catch (e) { - throw new FS.ErrnoError(29); - } - } else { - throw new Error("Cannot load without read() or XMLHttpRequest."); - } - }, - createLazyFile(parent, name, url, canRead, canWrite) { - class LazyUint8Array { - constructor() { - this.lengthKnown = false; - this.chunks = []; - } - get(idx) { - if (idx > this.length - 1 || idx < 0) { - return undefined; - } - var chunkOffset = idx % this.chunkSize; - var chunkNum = (idx / this.chunkSize) | 0; - return this.getter(chunkNum)[chunkOffset]; - } - setDataGetter(getter) { - this.getter = getter; - } - cacheLength() { - var xhr = new XMLHttpRequest; - xhr.open("HEAD", url, false); - xhr.send(null); - if (!(xhr.status >= 200 && xhr.status < 300 || xhr.status === 304)) throw new Error("Couldn't load " + url + ". Status: " + xhr.status); - var datalength = Number(xhr.getResponseHeader("Content-length")); - var header; - var hasByteServing = (header = xhr.getResponseHeader("Accept-Ranges")) && header === "bytes"; - var usesGzip = (header = xhr.getResponseHeader("Content-Encoding")) && header === "gzip"; - var chunkSize = 1024 * 1024; - if (!hasByteServing) chunkSize = datalength; - var doXHR = (from, to) => { - if (from > to) throw new Error("invalid range (" + from + ", " + to + ") or no bytes requested!"); - if (to > datalength - 1) throw new Error("only " + datalength + " bytes available! programmer error!"); - var xhr = new XMLHttpRequest; - xhr.open("GET", url, false); - if (datalength !== chunkSize) xhr.setRequestHeader("Range", "bytes=" + from + "-" + to); - xhr.responseType = "arraybuffer"; - if (xhr.overrideMimeType) { - xhr.overrideMimeType("text/plain; charset=x-user-defined"); - } - xhr.send(null); - if (!(xhr.status >= 200 && xhr.status < 300 || xhr.status === 304)) throw new Error("Couldn't load " + url + ". Status: " + xhr.status); - if (xhr.response !== undefined) { - return new Uint8Array(/** @type{Array} */ (xhr.response || [])); - } - return intArrayFromString(xhr.responseText || "", true); - }; - var lazyArray = this; - lazyArray.setDataGetter(chunkNum => { - var start = chunkNum * chunkSize; - var end = (chunkNum + 1) * chunkSize - 1; - end = Math.min(end, datalength - 1); - if (typeof lazyArray.chunks[chunkNum] == "undefined") { - lazyArray.chunks[chunkNum] = doXHR(start, end); - } - if (typeof lazyArray.chunks[chunkNum] == "undefined") throw new Error("doXHR failed!"); - return lazyArray.chunks[chunkNum]; - }); - if (usesGzip || !datalength) { - chunkSize = datalength = 1; - datalength = this.getter(0).length; - chunkSize = datalength; - out("LazyFiles on gzip forces download of the whole file when length is accessed"); - } - this._length = datalength; - this._chunkSize = chunkSize; - this.lengthKnown = true; - } - get length() { - if (!this.lengthKnown) { - this.cacheLength(); - } - return this._length; - } - get chunkSize() { - if (!this.lengthKnown) { - this.cacheLength(); - } - return this._chunkSize; - } - } - if (typeof XMLHttpRequest != "undefined") { - if (!ENVIRONMENT_IS_WORKER) throw "Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc"; - var lazyArray = new LazyUint8Array; - var properties = { - isDevice: false, - contents: lazyArray - }; - } else { - var properties = { - isDevice: false, - url: url - }; - } - var node = FS.createFile(parent, name, properties, canRead, canWrite); - if (properties.contents) { - node.contents = properties.contents; - } else if (properties.url) { - node.contents = null; - node.url = properties.url; - } - Object.defineProperties(node, { - usedBytes: { - get: function() { - return this.contents.length; - } - } - }); - var stream_ops = {}; - var keys = Object.keys(node.stream_ops); - keys.forEach(key => { - var fn = node.stream_ops[key]; - stream_ops[key] = (...args) => { - FS.forceLoadFile(node); - return fn(...args); - }; - }); - function writeChunks(stream, buffer, offset, length, position) { - var contents = stream.node.contents; - if (position >= contents.length) return 0; - var size = Math.min(contents.length - position, length); - if (contents.slice) { - for (var i = 0; i < size; i++) { - buffer[offset + i] = contents[position + i]; - } - } else { - for (var i = 0; i < size; i++) { - buffer[offset + i] = contents.get(position + i); - } - } - return size; - } - stream_ops.read = (stream, buffer, offset, length, position) => { - FS.forceLoadFile(node); - return writeChunks(stream, buffer, offset, length, position); - }; - stream_ops.mmap = (stream, length, position, prot, flags) => { - FS.forceLoadFile(node); - var ptr = mmapAlloc(length); - if (!ptr) { - throw new FS.ErrnoError(48); - } - writeChunks(stream, HEAP8, ptr, length, position); - return { - ptr: ptr, - allocated: true - }; - }; - node.stream_ops = stream_ops; - return node; - } -}; - -Module["FS"] = FS; - -var SOCKFS = { - mount(mount) { - Module["websocket"] = (Module["websocket"] && ("object" === typeof Module["websocket"])) ? Module["websocket"] : {}; - Module["websocket"]._callbacks = {}; - Module["websocket"]["on"] = /** @this{Object} */ function(event, callback) { - if ("function" === typeof callback) { - this._callbacks[event] = callback; - } - return this; - }; - Module["websocket"].emit = /** @this{Object} */ function(event, param) { - if ("function" === typeof this._callbacks[event]) { - this._callbacks[event].call(this, param); - } - }; - return FS.createNode(null, "/", 16384 | 511, /* 0777 */ 0); - }, - createSocket(family, type, protocol) { - type &= ~526336; - var streaming = type == 1; - if (streaming && protocol && protocol != 6) { - throw new FS.ErrnoError(66); - } - var sock = { - family: family, - type: type, - protocol: protocol, - server: null, - error: null, - peers: {}, - pending: [], - recv_queue: [], - sock_ops: SOCKFS.websocket_sock_ops - }; - var name = SOCKFS.nextname(); - var node = FS.createNode(SOCKFS.root, name, 49152, 0); - node.sock = sock; - var stream = FS.createStream({ - path: name, - node: node, - flags: 2, - seekable: false, - stream_ops: SOCKFS.stream_ops - }); - sock.stream = stream; - return sock; - }, - getSocket(fd) { - var stream = FS.getStream(fd); - if (!stream || !FS.isSocket(stream.node.mode)) { - return null; - } - return stream.node.sock; - }, - stream_ops: { - poll(stream) { - var sock = stream.node.sock; - return sock.sock_ops.poll(sock); - }, - ioctl(stream, request, varargs) { - var sock = stream.node.sock; - return sock.sock_ops.ioctl(sock, request, varargs); - }, - read(stream, buffer, offset, length, position) { - /* ignored */ var sock = stream.node.sock; - var msg = sock.sock_ops.recvmsg(sock, length); - if (!msg) { - return 0; - } - buffer.set(msg.buffer, offset); - return msg.buffer.length; - }, - write(stream, buffer, offset, length, position) { - /* ignored */ var sock = stream.node.sock; - return sock.sock_ops.sendmsg(sock, buffer, offset, length); - }, - close(stream) { - var sock = stream.node.sock; - sock.sock_ops.close(sock); - } - }, - nextname() { - if (!SOCKFS.nextname.current) { - SOCKFS.nextname.current = 0; - } - return "socket[" + (SOCKFS.nextname.current++) + "]"; - }, - websocket_sock_ops: { - createPeer(sock, addr, port) { - var ws; - if (typeof addr == "object") { - ws = addr; - addr = null; - port = null; - } - if (ws) { - if (ws._socket) { - addr = ws._socket.remoteAddress; - port = ws._socket.remotePort; - } else { - var result = /ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url); - if (!result) { - throw new Error("WebSocket URL must be in the format ws(s)://address:port"); - } - addr = result[1]; - port = parseInt(result[2], 10); - } - } else { - try { - var runtimeConfig = (Module["websocket"] && ("object" === typeof Module["websocket"])); - var url = "ws:#".replace("#", "//"); - if (runtimeConfig) { - if("function"===typeof Module["websocket"]["url"]) { -url = Module["websocket"]["url"](...arguments); -}else if ("string" === typeof Module["websocket"]["url"]) { - url = Module["websocket"]["url"]; - } - } - if (url === "ws://" || url === "wss://") { - var parts = addr.split("/"); - url = url + parts[0] + ":" + port + "/" + parts.slice(1).join("/"); - } - var subProtocols = "binary"; - if (runtimeConfig) { - if ("string" === typeof Module["websocket"]["subprotocol"]) { - subProtocols = Module["websocket"]["subprotocol"]; - } - } - var opts = undefined; - if (subProtocols !== "null") { - subProtocols = subProtocols.replace(/^ +| +$/g, "").split(/ *, */); - opts = subProtocols; - } - if (runtimeConfig && null === Module["websocket"]["subprotocol"]) { - subProtocols = "null"; - opts = undefined; - } - var WebSocketConstructor; - if (ENVIRONMENT_IS_NODE) { - WebSocketConstructor = /** @type{(typeof WebSocket)} */ (require("ws")); - } else { - WebSocketConstructor = WebSocket; - } - if (Module['websocket']['decorator']) {WebSocketConstructor = Module['websocket']['decorator'](WebSocketConstructor);}ws = new WebSocketConstructor(url, opts); - ws.binaryType = "arraybuffer"; - } catch (e) { - throw new FS.ErrnoError(23); - } - } - var peer = { - addr: addr, - port: port, - socket: ws, - dgram_send_queue: [] - }; - SOCKFS.websocket_sock_ops.addPeer(sock, peer); - SOCKFS.websocket_sock_ops.handlePeerEvents(sock, peer); - if (sock.type === 2 && typeof sock.sport != "undefined") { - peer.dgram_send_queue.push(new Uint8Array([ 255, 255, 255, 255, "p".charCodeAt(0), "o".charCodeAt(0), "r".charCodeAt(0), "t".charCodeAt(0), ((sock.sport & 65280) >> 8), (sock.sport & 255) ])); - } - return peer; - }, - getPeer(sock, addr, port) { - return sock.peers[addr + ":" + port]; - }, - addPeer(sock, peer) { - sock.peers[peer.addr + ":" + peer.port] = peer; - }, - removePeer(sock, peer) { - delete sock.peers[peer.addr + ":" + peer.port]; - }, - handlePeerEvents(sock, peer) { - var first = true; - var handleOpen = function() { - Module["websocket"].emit("open", sock.stream.fd); - try { - var queued = peer.dgram_send_queue.shift(); - while (queued) { - peer.socket.send(queued); - queued = peer.dgram_send_queue.shift(); - } - } catch (e) { - peer.socket.close(); - } - }; - function handleMessage(data) { - if (typeof data == "string") { - var encoder = new TextEncoder; - data = encoder.encode(data); - } else { - assert(data.byteLength !== undefined); - if (data.byteLength == 0) { - return; - } - data = new Uint8Array(data); - } - var wasfirst = first; - first = false; - if (wasfirst && data.length === 10 && data[0] === 255 && data[1] === 255 && data[2] === 255 && data[3] === 255 && data[4] === "p".charCodeAt(0) && data[5] === "o".charCodeAt(0) && data[6] === "r".charCodeAt(0) && data[7] === "t".charCodeAt(0)) { - var newport = ((data[8] << 8) | data[9]); - SOCKFS.websocket_sock_ops.removePeer(sock, peer); - peer.port = newport; - SOCKFS.websocket_sock_ops.addPeer(sock, peer); - return; - } - sock.recv_queue.push({ - addr: peer.addr, - port: peer.port, - data: data - }); - Module["websocket"].emit("message", sock.stream.fd); - } - if (ENVIRONMENT_IS_NODE) { - peer.socket.on("open", handleOpen); - peer.socket.on("message", function(data, isBinary) { - if (!isBinary) { - return; - } - handleMessage((new Uint8Array(data)).buffer); - }); - peer.socket.on("close", function() { - Module["websocket"].emit("close", sock.stream.fd); - }); - peer.socket.on("error", function(error) { - sock.error = 14; - Module["websocket"].emit("error", [ sock.stream.fd, sock.error, "ECONNREFUSED: Connection refused" ]); - }); - } else { - peer.socket.onopen = handleOpen; - peer.socket.onclose = function() { - Module["websocket"].emit("close", sock.stream.fd); - }; - peer.socket.onmessage = function peer_socket_onmessage(event) { - handleMessage(event.data); - }; - peer.socket.onerror = function(error) { - sock.error = 14; - Module["websocket"].emit("error", [ sock.stream.fd, sock.error, "ECONNREFUSED: Connection refused" ]); - }; - } - }, - poll(sock) { - if (sock.type === 1 && sock.server) { - return sock.pending.length ? (64 | 1) : 0; - } - var mask = 0; - var dest = sock.type === 1 ? SOCKFS.websocket_sock_ops.getPeer(sock, sock.daddr, sock.dport) : null; - if (sock.recv_queue.length || !dest || (dest && dest.socket.readyState === dest.socket.CLOSING) || (dest && dest.socket.readyState === dest.socket.CLOSED)) { - mask |= (64 | 1); - } - if (!dest || (dest && dest.socket.readyState === dest.socket.OPEN)) { - mask |= 4; - } - if ((dest && dest.socket.readyState === dest.socket.CLOSING) || (dest && dest.socket.readyState === dest.socket.CLOSED)) { - mask |= 16; - } - return mask; - }, - ioctl(sock, request, arg) { - switch (request) { - case 21531: - var bytes = 0; - if (sock.recv_queue.length) { - bytes = sock.recv_queue[0].data.length; - } - HEAP32[((arg) >> 2)] = bytes; - return 0; - - default: - return 28; - } - }, - close(sock) { - if (sock.server) { - try { - sock.server.close(); - } catch (e) {} - sock.server = null; - } - var peers = Object.keys(sock.peers); - for (var i = 0; i < peers.length; i++) { - var peer = sock.peers[peers[i]]; - try { - peer.socket.close(); - } catch (e) {} - SOCKFS.websocket_sock_ops.removePeer(sock, peer); - } - return 0; - }, - bind(sock, addr, port) { - if (typeof sock.saddr != "undefined" || typeof sock.sport != "undefined") { - throw new FS.ErrnoError(28); - } - sock.saddr = addr; - sock.sport = port; - if (sock.type === 2) { - if (sock.server) { - sock.server.close(); - sock.server = null; - } - try { - sock.sock_ops.listen(sock, 0); - } catch (e) { - if (!(e.name === "ErrnoError")) throw e; - if (e.errno !== 138) throw e; - } - } - }, - connect(sock, addr, port) { - if (sock.server) { - throw new FS.ErrnoError(138); - } - if (typeof sock.daddr != "undefined" && typeof sock.dport != "undefined") { - var dest = SOCKFS.websocket_sock_ops.getPeer(sock, sock.daddr, sock.dport); - if (dest) { - if (dest.socket.readyState === dest.socket.CONNECTING) { - throw new FS.ErrnoError(7); - } else { - throw new FS.ErrnoError(30); - } - } - } - var peer = SOCKFS.websocket_sock_ops.createPeer(sock, addr, port); - sock.daddr = peer.addr; - sock.dport = peer.port; - throw new FS.ErrnoError(26); - }, - listen(sock, backlog) { - if (!ENVIRONMENT_IS_NODE) { - throw new FS.ErrnoError(138); - } - if (sock.server) { - throw new FS.ErrnoError(28); - } - var WebSocketServer = require("ws").Server; - var host = sock.saddr; - if (Module['websocket']['serverDecorator']) {WebSocketServer = Module['websocket']['serverDecorator'](WebSocketServer);}sock.server = new WebSocketServer({ - host: host, - port: sock.sport - }); - Module["websocket"].emit("listen", sock.stream.fd); - sock.server.on("connection", function(ws) { - if (sock.type === 1) { - var newsock = SOCKFS.createSocket(sock.family, sock.type, sock.protocol); - var peer = SOCKFS.websocket_sock_ops.createPeer(newsock, ws); - newsock.daddr = peer.addr; - newsock.dport = peer.port; - sock.pending.push(newsock); - Module["websocket"].emit("connection", newsock.stream.fd); - } else { - SOCKFS.websocket_sock_ops.createPeer(sock, ws); - Module["websocket"].emit("connection", sock.stream.fd); - } - }); - sock.server.on("close", function() { - Module["websocket"].emit("close", sock.stream.fd); - sock.server = null; - }); - sock.server.on("error", function(error) { - sock.error = 23; - Module["websocket"].emit("error", [ sock.stream.fd, sock.error, "EHOSTUNREACH: Host is unreachable" ]); - }); - }, - accept(listensock) { - if (!listensock.server || !listensock.pending.length) { - throw new FS.ErrnoError(28); - } - var newsock = listensock.pending.shift(); - newsock.stream.flags = listensock.stream.flags; - return newsock; - }, - getname(sock, peer) { - var addr, port; - if (peer) { - if (sock.daddr === undefined || sock.dport === undefined) { - throw new FS.ErrnoError(53); - } - addr = sock.daddr; - port = sock.dport; - } else { - addr = sock.saddr || 0; - port = sock.sport || 0; - } - return { - addr: addr, - port: port - }; - }, - sendmsg(sock, buffer, offset, length, addr, port) { - if (sock.type === 2) { - if (addr === undefined || port === undefined) { - addr = sock.daddr; - port = sock.dport; - } - if (addr === undefined || port === undefined) { - throw new FS.ErrnoError(17); - } - } else { - addr = sock.daddr; - port = sock.dport; - } - var dest = SOCKFS.websocket_sock_ops.getPeer(sock, addr, port); - if (sock.type === 1) { - if (!dest || dest.socket.readyState === dest.socket.CLOSING || dest.socket.readyState === dest.socket.CLOSED) { - throw new FS.ErrnoError(53); - } else if (dest.socket.readyState === dest.socket.CONNECTING) { - throw new FS.ErrnoError(6); - } - } - if (ArrayBuffer.isView(buffer)) { - offset += buffer.byteOffset; - buffer = buffer.buffer; - } - var data; - data = buffer.slice(offset, offset + length); - if (sock.type === 2) { - if (!dest || dest.socket.readyState !== dest.socket.OPEN) { - if (!dest || dest.socket.readyState === dest.socket.CLOSING || dest.socket.readyState === dest.socket.CLOSED) { - dest = SOCKFS.websocket_sock_ops.createPeer(sock, addr, port); - } - dest.dgram_send_queue.push(data); - return length; - } - } - try { - dest.socket.send(data); - return length; - } catch (e) { - throw new FS.ErrnoError(28); - } - }, - recvmsg(sock, length, flags) { - if (sock.type === 1 && sock.server) { - throw new FS.ErrnoError(53); - } - var queued = sock.recv_queue.shift(); - if (!queued) { - if (sock.type === 1) { - var dest = SOCKFS.websocket_sock_ops.getPeer(sock, sock.daddr, sock.dport); - if (!dest) { - throw new FS.ErrnoError(53); - } - if (dest.socket.readyState === dest.socket.CLOSING || dest.socket.readyState === dest.socket.CLOSED) { - return null; - } - throw new FS.ErrnoError(6); - } - throw new FS.ErrnoError(6); - } - var queuedLength = queued.data.byteLength || queued.data.length; - var queuedOffset = queued.data.byteOffset || 0; - var queuedBuffer = queued.data.buffer || queued.data; - var bytesRead = Math.min(length, queuedLength); - var res = { - buffer: new Uint8Array(queuedBuffer, queuedOffset, bytesRead), - addr: queued.addr, - port: queued.port - }; - if (flags&2) {bytesRead = 0;} if (sock.type === 1 && bytesRead < queuedLength) { - var bytesRemaining = queuedLength - bytesRead; - queued.data = new Uint8Array(queuedBuffer, queuedOffset + bytesRead, bytesRemaining); - sock.recv_queue.unshift(queued); - } - return res; - } - } -}; - -var getSocketFromFD = fd => { - var socket = SOCKFS.getSocket(fd); - if (!socket) throw new FS.ErrnoError(8); - return socket; -}; - -var inetPton4 = str => { - var b = str.split("."); - for (var i = 0; i < 4; i++) { - var tmp = Number(b[i]); - if (isNaN(tmp)) return null; - b[i] = tmp; - } - return (b[0] | (b[1] << 8) | (b[2] << 16) | (b[3] << 24)) >>> 0; -}; - -/** @suppress {checkTypes} */ var jstoi_q = str => parseInt(str); - -var inetPton6 = str => { - var words; - var w, offset, z; - /* http://home.deds.nl/~aeron/regex/ */ var valid6regx = /^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i; - var parts = []; - if (!valid6regx.test(str)) { - return null; - } - if (str === "::") { - return [ 0, 0, 0, 0, 0, 0, 0, 0 ]; - } - if (str.startsWith("::")) { - str = str.replace("::", "Z:"); - } else { - str = str.replace("::", ":Z:"); - } - if (str.indexOf(".") > 0) { - str = str.replace(new RegExp("[.]", "g"), ":"); - words = str.split(":"); - words[words.length - 4] = jstoi_q(words[words.length - 4]) + jstoi_q(words[words.length - 3]) * 256; - words[words.length - 3] = jstoi_q(words[words.length - 2]) + jstoi_q(words[words.length - 1]) * 256; - words = words.slice(0, words.length - 2); - } else { - words = str.split(":"); - } - offset = 0; - z = 0; - for (w = 0; w < words.length; w++) { - if (typeof words[w] == "string") { - if (words[w] === "Z") { - for (z = 0; z < (8 - words.length + 1); z++) { - parts[w + z] = 0; - } - offset = z - 1; - } else { - parts[w + offset] = _htons(parseInt(words[w], 16)); - } - } else { - parts[w + offset] = words[w]; - } - } - return [ (parts[1] << 16) | parts[0], (parts[3] << 16) | parts[2], (parts[5] << 16) | parts[4], (parts[7] << 16) | parts[6] ]; -}; - -/** @param {number=} addrlen */ var writeSockaddr = (sa, family, addr, port, addrlen) => { - switch (family) { - case 2: - addr = inetPton4(addr); - zeroMemory(sa, 16); - if (addrlen) { - HEAP32[((addrlen) >> 2)] = 16; - } - HEAP16[((sa) >> 1)] = family; - HEAP32[(((sa) + (4)) >> 2)] = addr; - HEAP16[(((sa) + (2)) >> 1)] = _htons(port); - break; - - case 10: - addr = inetPton6(addr); - zeroMemory(sa, 28); - if (addrlen) { - HEAP32[((addrlen) >> 2)] = 28; - } - HEAP32[((sa) >> 2)] = family; - HEAP32[(((sa) + (8)) >> 2)] = addr[0]; - HEAP32[(((sa) + (12)) >> 2)] = addr[1]; - HEAP32[(((sa) + (16)) >> 2)] = addr[2]; - HEAP32[(((sa) + (20)) >> 2)] = addr[3]; - HEAP16[(((sa) + (2)) >> 1)] = _htons(port); - break; - - default: - return 5; - } - return 0; -}; - -var DNS = { - address_map: { - id: 1, - addrs: {}, - names: {} - }, - lookup_name(name) { - var res = inetPton4(name); - if (res !== null) { - return name; - } - res = inetPton6(name); - if (res !== null) { - return name; - } - var addr; - if (DNS.address_map.addrs[name]) { - addr = DNS.address_map.addrs[name]; - } else { - var id = DNS.address_map.id++; - assert(id < 65535, "exceeded max address mappings of 65535"); - addr = "172.29." + (id & 255) + "." + (id & 65280); - DNS.address_map.names[addr] = name; - DNS.address_map.addrs[name] = addr; - } - return addr; - }, - lookup_addr(addr) { - if (DNS.address_map.names[addr]) { - return DNS.address_map.names[addr]; - } - return null; - } -}; - -function ___syscall_accept4(fd, addr, addrlen, flags, d1, d2) { - try { - var sock = getSocketFromFD(fd); - var newsock = sock.sock_ops.accept(sock); - if (addr) { - var errno = writeSockaddr(addr, newsock.family, DNS.lookup_name(newsock.daddr), newsock.dport, addrlen); - } - return newsock.stream.fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var inetNtop4 = addr => (addr & 255) + "." + ((addr >> 8) & 255) + "." + ((addr >> 16) & 255) + "." + ((addr >> 24) & 255); - -var inetNtop6 = ints => { - var str = ""; - var word = 0; - var longest = 0; - var lastzero = 0; - var zstart = 0; - var len = 0; - var i = 0; - var parts = [ ints[0] & 65535, (ints[0] >> 16), ints[1] & 65535, (ints[1] >> 16), ints[2] & 65535, (ints[2] >> 16), ints[3] & 65535, (ints[3] >> 16) ]; - var hasipv4 = true; - var v4part = ""; - for (i = 0; i < 5; i++) { - if (parts[i] !== 0) { - hasipv4 = false; - break; - } - } - if (hasipv4) { - v4part = inetNtop4(parts[6] | (parts[7] << 16)); - if (parts[5] === -1) { - str = "::ffff:"; - str += v4part; - return str; - } - if (parts[5] === 0) { - str = "::"; - if (v4part === "0.0.0.0") v4part = ""; - if (v4part === "0.0.0.1") v4part = "1"; - str += v4part; - return str; - } - } - for (word = 0; word < 8; word++) { - if (parts[word] === 0) { - if (word - lastzero > 1) { - len = 0; - } - lastzero = word; - len++; - } - if (len > longest) { - longest = len; - zstart = word - longest + 1; - } - } - for (word = 0; word < 8; word++) { - if (longest > 1) { - if (parts[word] === 0 && word >= zstart && word < (zstart + longest)) { - if (word === zstart) { - str += ":"; - if (zstart === 0) str += ":"; - } - continue; - } - } - str += Number(_ntohs(parts[word] & 65535)).toString(16); - str += word < 7 ? ":" : ""; - } - return str; -}; - -var readSockaddr = (sa, salen) => { - var family = HEAP16[((sa) >> 1)]; - var port = _ntohs(HEAPU16[(((sa) + (2)) >> 1)]); - var addr; - switch (family) { - case 2: - if (salen !== 16) { - return { - errno: 28 - }; - } - addr = HEAP32[(((sa) + (4)) >> 2)]; - addr = inetNtop4(addr); - break; - - case 10: - if (salen !== 28) { - return { - errno: 28 - }; - } - addr = [ HEAP32[(((sa) + (8)) >> 2)], HEAP32[(((sa) + (12)) >> 2)], HEAP32[(((sa) + (16)) >> 2)], HEAP32[(((sa) + (20)) >> 2)] ]; - addr = inetNtop6(addr); - break; - - default: - return { - errno: 5 - }; - } - return { - family: family, - addr: addr, - port: port - }; -}; - -/** @param {boolean=} allowNull */ var getSocketAddress = (addrp, addrlen, allowNull) => { - if (allowNull && addrp === 0) return null; - var info = readSockaddr(addrp, addrlen); - if (info.errno) throw new FS.ErrnoError(info.errno); - info.addr = DNS.lookup_addr(info.addr) || info.addr; - return info; -}; - -function ___syscall_bind(fd, addr, addrlen, d1, d2, d3) { - try { - var sock = getSocketFromFD(fd); - var info = getSocketAddress(addr, addrlen); - sock.sock_ops.bind(sock, info.addr, info.port); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var SYSCALLS = { - DEFAULT_POLLMASK: 5, - calculateAt(dirfd, path, allowEmpty) { - if (PATH.isAbs(path)) { - return path; - } - var dir; - if (dirfd === -100) { - dir = FS.cwd(); - } else { - var dirstream = SYSCALLS.getStreamFromFD(dirfd); - dir = dirstream.path; - } - if (path.length == 0) { - if (!allowEmpty) { - throw new FS.ErrnoError(44); - } - return dir; - } - return PATH.join2(dir, path); - }, - doStat(func, path, buf) { - var stat = func(path); - HEAP32[((buf) >> 2)] = stat.dev; - HEAP32[(((buf) + (4)) >> 2)] = stat.mode; - HEAPU32[(((buf) + (8)) >> 2)] = stat.nlink; - HEAP32[(((buf) + (12)) >> 2)] = stat.uid; - HEAP32[(((buf) + (16)) >> 2)] = stat.gid; - HEAP32[(((buf) + (20)) >> 2)] = stat.rdev; - (tempI64 = [ stat.size >>> 0, (tempDouble = stat.size, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (24)) >> 2)] = tempI64[0], HEAP32[(((buf) + (28)) >> 2)] = tempI64[1]); - HEAP32[(((buf) + (32)) >> 2)] = 4096; - HEAP32[(((buf) + (36)) >> 2)] = stat.blocks; - var atime = stat.atime.getTime(); - var mtime = stat.mtime.getTime(); - var ctime = stat.ctime.getTime(); - (tempI64 = [ Math.floor(atime / 1e3) >>> 0, (tempDouble = Math.floor(atime / 1e3), - (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (40)) >> 2)] = tempI64[0], HEAP32[(((buf) + (44)) >> 2)] = tempI64[1]); - HEAPU32[(((buf) + (48)) >> 2)] = (atime % 1e3) * 1e3; - (tempI64 = [ Math.floor(mtime / 1e3) >>> 0, (tempDouble = Math.floor(mtime / 1e3), - (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (56)) >> 2)] = tempI64[0], HEAP32[(((buf) + (60)) >> 2)] = tempI64[1]); - HEAPU32[(((buf) + (64)) >> 2)] = (mtime % 1e3) * 1e3; - (tempI64 = [ Math.floor(ctime / 1e3) >>> 0, (tempDouble = Math.floor(ctime / 1e3), - (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (72)) >> 2)] = tempI64[0], HEAP32[(((buf) + (76)) >> 2)] = tempI64[1]); - HEAPU32[(((buf) + (80)) >> 2)] = (ctime % 1e3) * 1e3; - (tempI64 = [ stat.ino >>> 0, (tempDouble = stat.ino, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (88)) >> 2)] = tempI64[0], HEAP32[(((buf) + (92)) >> 2)] = tempI64[1]); - return 0; - }, - doMsync(addr, stream, len, flags, offset) { - if (!FS.isFile(stream.node.mode)) { - throw new FS.ErrnoError(43); - } - if (flags & 2) { - return 0; - } - var buffer = HEAPU8.slice(addr, addr + len); - FS.msync(stream, buffer, offset, len, flags); - }, - getStreamFromFD(fd) { - var stream = FS.getStreamChecked(fd); - return stream; - }, - varargs: undefined, - getStr(ptr) { - var ret = UTF8ToString(ptr); - return ret; - } -}; - -function ___syscall_chdir(path) { - try { - path = SYSCALLS.getStr(path); - FS.chdir(path); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_chmod(path, mode) { - try { - path = SYSCALLS.getStr(path); - FS.chmod(path, mode); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_connect(fd, addr, addrlen, d1, d2, d3) { - try { - var sock = getSocketFromFD(fd); - var info = getSocketAddress(addr, addrlen); - sock.sock_ops.connect(sock, info.addr, info.port); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_dup(fd) { - try { - var old = SYSCALLS.getStreamFromFD(fd); - return FS.dupStream(old).fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_dup3(fd, newfd, flags) { - try { - var old = SYSCALLS.getStreamFromFD(fd); - if (old.fd === newfd) return -28; - var existing = FS.getStream(newfd); - if (existing) FS.close(existing); - return FS.dupStream(old, newfd).fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_faccessat(dirfd, path, amode, flags) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - if (amode & ~7) { - return -28; - } - var lookup = FS.lookupPath(path, { - follow: true - }); - var node = lookup.node; - if (!node) { - return -44; - } - var perms = ""; - if (amode & 4) perms += "r"; - if (amode & 2) perms += "w"; - if (amode & 1) perms += "x"; - if (perms && /* otherwise, they've just passed F_OK */ FS.nodePermissions(node, perms)) { - return -2; - } - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_fchmod(fd, mode) { - try { - FS.fchmod(fd, mode); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_fchown32(fd, owner, group) { - try { - FS.fchown(fd, owner, group); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_fchownat(dirfd, path, owner, group, flags) { - try { - path = SYSCALLS.getStr(path); - var nofollow = flags & 256; - flags = flags & (~256); - path = SYSCALLS.calculateAt(dirfd, path); - (nofollow ? FS.lchown : FS.chown)(path, owner, group); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -/** @suppress {duplicate } */ function syscallGetVarargI() { - var ret = HEAP32[((+SYSCALLS.varargs) >> 2)]; - SYSCALLS.varargs += 4; - return ret; -} - -var syscallGetVarargP = syscallGetVarargI; - -function ___syscall_fcntl64(fd, cmd, varargs) { - SYSCALLS.varargs = varargs; - try { - var stream = SYSCALLS.getStreamFromFD(fd); - switch (cmd) { - case 0: - { - var arg = syscallGetVarargI(); - if (arg < 0) { - return -28; - } - while (FS.streams[arg]) { - arg++; - } - var newStream; - newStream = FS.dupStream(stream, arg); - return newStream.fd; - } - - case 1: - case 2: - return 0; - - case 3: - return stream.flags; - - case 4: - { - var arg = syscallGetVarargI(); - stream.flags |= arg; - return 0; - } - - case 12: - { - var arg = syscallGetVarargP(); - var offset = 0; - HEAP16[(((arg) + (offset)) >> 1)] = 2; - return 0; - } - - case 13: - case 14: - return 0; - } - return -28; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_fstat64(fd, buf) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - return SYSCALLS.doStat(FS.stat, stream.path, buf); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var convertI32PairToI53Checked = (lo, hi) => ((hi + 2097152) >>> 0 < 4194305 - !!lo) ? (lo >>> 0) + hi * 4294967296 : NaN; - -function ___syscall_ftruncate64(fd, length_low, length_high) { - var length = convertI32PairToI53Checked(length_low, length_high); - try { - if (isNaN(length)) return 61; - FS.ftruncate(fd, length); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var stringToUTF8 = (str, outPtr, maxBytesToWrite) => stringToUTF8Array(str, HEAPU8, outPtr, maxBytesToWrite); - -Module["stringToUTF8"] = stringToUTF8; - -function ___syscall_getcwd(buf, size) { - try { - if (size === 0) return -28; - var cwd = FS.cwd(); - var cwdLengthInBytes = lengthBytesUTF8(cwd) + 1; - if (size < cwdLengthInBytes) return -68; - stringToUTF8(cwd, buf, size); - return cwdLengthInBytes; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_getdents64(fd, dirp, count) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - stream.getdents ||= FS.readdir(stream.path); - var struct_size = 280; - var pos = 0; - var off = FS.llseek(stream, 0, 1); - var idx = Math.floor(off / struct_size); - while (idx < stream.getdents.length && pos + struct_size <= count) { - var id; - var type; - var name = stream.getdents[idx]; - if (name === ".") { - id = stream.node.id; - type = 4; - } else if (name === "..") { - var lookup = FS.lookupPath(stream.path, { - parent: true - }); - id = lookup.node.id; - type = 4; - } else { - var child = FS.lookupNode(stream.node, name); - id = child.id; - type = FS.isChrdev(child.mode) ? 2 : FS.isDir(child.mode) ? 4 : FS.isLink(child.mode) ? 10 : 8; - } - (tempI64 = [ id >>> 0, (tempDouble = id, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[((dirp + pos) >> 2)] = tempI64[0], HEAP32[(((dirp + pos) + (4)) >> 2)] = tempI64[1]); - (tempI64 = [ (idx + 1) * struct_size >>> 0, (tempDouble = (idx + 1) * struct_size, - (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((dirp + pos) + (8)) >> 2)] = tempI64[0], HEAP32[(((dirp + pos) + (12)) >> 2)] = tempI64[1]); - HEAP16[(((dirp + pos) + (16)) >> 1)] = 280; - HEAP8[(dirp + pos) + (18)] = type; - stringToUTF8(name, dirp + pos + 19, 256); - pos += struct_size; - idx += 1; - } - FS.llseek(stream, idx * struct_size, 0); - return pos; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_getpeername(fd, addr, addrlen, d1, d2, d3) { - try { - var sock = getSocketFromFD(fd); - if (!sock.daddr) { - return -53; - } - var errno = writeSockaddr(addr, sock.family, DNS.lookup_name(sock.daddr), sock.dport, addrlen); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_getsockname(fd, addr, addrlen, d1, d2, d3) { - try { - var sock = getSocketFromFD(fd); - var errno = writeSockaddr(addr, sock.family, DNS.lookup_name(sock.saddr || "0.0.0.0"), sock.sport, addrlen); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_getsockopt(fd, level, optname, optval, optlen, d1) { - try { - var sock = getSocketFromFD(fd); - if (level === 1) { - if (optname === 4) { - HEAP32[((optval) >> 2)] = sock.error; - HEAP32[((optlen) >> 2)] = 4; - sock.error = null; - return 0; - } - } - return -50; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_ioctl(fd, op, varargs) { - SYSCALLS.varargs = varargs; - try { - var stream = SYSCALLS.getStreamFromFD(fd); - switch (op) { - case 21509: - { - if (!stream.tty) return -59; - return 0; - } - - case 21505: - { - if (!stream.tty) return -59; - if (stream.tty.ops.ioctl_tcgets) { - var termios = stream.tty.ops.ioctl_tcgets(stream); - var argp = syscallGetVarargP(); - HEAP32[((argp) >> 2)] = termios.c_iflag || 0; - HEAP32[(((argp) + (4)) >> 2)] = termios.c_oflag || 0; - HEAP32[(((argp) + (8)) >> 2)] = termios.c_cflag || 0; - HEAP32[(((argp) + (12)) >> 2)] = termios.c_lflag || 0; - for (var i = 0; i < 32; i++) { - HEAP8[(argp + i) + (17)] = termios.c_cc[i] || 0; - } - return 0; - } - return 0; - } - - case 21510: - case 21511: - case 21512: - { - if (!stream.tty) return -59; - return 0; - } - - case 21506: - case 21507: - case 21508: - { - if (!stream.tty) return -59; - if (stream.tty.ops.ioctl_tcsets) { - var argp = syscallGetVarargP(); - var c_iflag = HEAP32[((argp) >> 2)]; - var c_oflag = HEAP32[(((argp) + (4)) >> 2)]; - var c_cflag = HEAP32[(((argp) + (8)) >> 2)]; - var c_lflag = HEAP32[(((argp) + (12)) >> 2)]; - var c_cc = []; - for (var i = 0; i < 32; i++) { - c_cc.push(HEAP8[(argp + i) + (17)]); - } - return stream.tty.ops.ioctl_tcsets(stream.tty, op, { - c_iflag: c_iflag, - c_oflag: c_oflag, - c_cflag: c_cflag, - c_lflag: c_lflag, - c_cc: c_cc - }); - } - return 0; - } - - case 21519: - { - if (!stream.tty) return -59; - var argp = syscallGetVarargP(); - HEAP32[((argp) >> 2)] = 0; - return 0; - } - - case 21520: - { - if (!stream.tty) return -59; - return -28; - } - - case 21531: - { - var argp = syscallGetVarargP(); - return FS.ioctl(stream, op, argp); - } - - case 21523: - { - if (!stream.tty) return -59; - if (stream.tty.ops.ioctl_tiocgwinsz) { - var winsize = stream.tty.ops.ioctl_tiocgwinsz(stream.tty); - var argp = syscallGetVarargP(); - HEAP16[((argp) >> 1)] = winsize[0]; - HEAP16[(((argp) + (2)) >> 1)] = winsize[1]; - } - return 0; - } - - case 21524: - { - if (!stream.tty) return -59; - return 0; - } - - case 21515: - { - if (!stream.tty) return -59; - return 0; - } - - default: - return -28; - } - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_listen(fd, backlog) { - try { - var sock = getSocketFromFD(fd); - sock.sock_ops.listen(sock, backlog); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_lstat64(path, buf) { - try { - path = SYSCALLS.getStr(path); - return SYSCALLS.doStat(FS.lstat, path, buf); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_mkdirat(dirfd, path, mode) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - path = PATH.normalize(path); - if (path[path.length - 1] === "/") path = path.substr(0, path.length - 1); - FS.mkdir(path, mode, 0); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_newfstatat(dirfd, path, buf, flags) { - try { - path = SYSCALLS.getStr(path); - var nofollow = flags & 256; - var allowEmpty = flags & 4096; - flags = flags & (~6400); - path = SYSCALLS.calculateAt(dirfd, path, allowEmpty); - return SYSCALLS.doStat(nofollow ? FS.lstat : FS.stat, path, buf); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_openat(dirfd, path, flags, varargs) { - SYSCALLS.varargs = varargs; - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - var mode = varargs ? syscallGetVarargI() : 0; - return FS.open(path, flags, mode).fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var PIPEFS = { - BUCKET_BUFFER_SIZE: 8192, - mount(mount) { - return FS.createNode(null, "/", 16384 | 511, /* 0777 */ 0); - }, - createPipe() { - var pipe = { - buckets: [], - refcnt: 2 - }; - pipe.buckets.push({ - buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), - offset: 0, - roffset: 0 - }); - var rName = PIPEFS.nextname(); - var wName = PIPEFS.nextname(); - var rNode = FS.createNode(PIPEFS.root, rName, 4096, 0); - var wNode = FS.createNode(PIPEFS.root, wName, 4096, 0); - rNode.pipe = pipe; - wNode.pipe = pipe; - var readableStream = FS.createStream({ - path: rName, - node: rNode, - flags: 0, - seekable: false, - stream_ops: PIPEFS.stream_ops - }); - rNode.stream = readableStream; - var writableStream = FS.createStream({ - path: wName, - node: wNode, - flags: 1, - seekable: false, - stream_ops: PIPEFS.stream_ops - }); - wNode.stream = writableStream; - return { - readable_fd: readableStream.fd, - writable_fd: writableStream.fd - }; - }, - stream_ops: { - poll(stream) { - var pipe = stream.node.pipe; - if ((stream.flags & 2097155) === 1) { - return (256 | 4); - } - if (pipe.buckets.length > 0) { - for (var i = 0; i < pipe.buckets.length; i++) { - var bucket = pipe.buckets[i]; - if (bucket.offset - bucket.roffset > 0) { - return (64 | 1); - } - } - } - return 0; - }, - ioctl(stream, request, varargs) { - return 28; - }, - fsync(stream) { - return 28; - }, - read(stream, buffer, offset, length, position) { - /* ignored */ var pipe = stream.node.pipe; - var currentLength = 0; - for (var i = 0; i < pipe.buckets.length; i++) { - var bucket = pipe.buckets[i]; - currentLength += bucket.offset - bucket.roffset; - } - var data = buffer.subarray(offset, offset + length); - if (length <= 0) { - return 0; - } - if (currentLength == 0) { - throw new FS.ErrnoError(6); - } - var toRead = Math.min(currentLength, length); - var totalRead = toRead; - var toRemove = 0; - for (var i = 0; i < pipe.buckets.length; i++) { - var currBucket = pipe.buckets[i]; - var bucketSize = currBucket.offset - currBucket.roffset; - if (toRead <= bucketSize) { - var tmpSlice = currBucket.buffer.subarray(currBucket.roffset, currBucket.offset); - if (toRead < bucketSize) { - tmpSlice = tmpSlice.subarray(0, toRead); - currBucket.roffset += toRead; - } else { - toRemove++; - } - data.set(tmpSlice); - break; - } else { - var tmpSlice = currBucket.buffer.subarray(currBucket.roffset, currBucket.offset); - data.set(tmpSlice); - data = data.subarray(tmpSlice.byteLength); - toRead -= tmpSlice.byteLength; - toRemove++; - } - } - if (toRemove && toRemove == pipe.buckets.length) { - toRemove--; - pipe.buckets[toRemove].offset = 0; - pipe.buckets[toRemove].roffset = 0; - } - pipe.buckets.splice(0, toRemove); - return totalRead; - }, - write(stream, buffer, offset, length, position) { - /* ignored */ var pipe = stream.node.pipe; - var data = buffer.subarray(offset, offset + length); - var dataLen = data.byteLength; - if (dataLen <= 0) { - return 0; - } - var currBucket = null; - if (pipe.buckets.length == 0) { - currBucket = { - buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), - offset: 0, - roffset: 0 - }; - pipe.buckets.push(currBucket); - } else { - currBucket = pipe.buckets[pipe.buckets.length - 1]; - } - assert(currBucket.offset <= PIPEFS.BUCKET_BUFFER_SIZE); - var freeBytesInCurrBuffer = PIPEFS.BUCKET_BUFFER_SIZE - currBucket.offset; - if (freeBytesInCurrBuffer >= dataLen) { - currBucket.buffer.set(data, currBucket.offset); - currBucket.offset += dataLen; - return dataLen; - } else if (freeBytesInCurrBuffer > 0) { - currBucket.buffer.set(data.subarray(0, freeBytesInCurrBuffer), currBucket.offset); - currBucket.offset += freeBytesInCurrBuffer; - data = data.subarray(freeBytesInCurrBuffer, data.byteLength); - } - var numBuckets = (data.byteLength / PIPEFS.BUCKET_BUFFER_SIZE) | 0; - var remElements = data.byteLength % PIPEFS.BUCKET_BUFFER_SIZE; - for (var i = 0; i < numBuckets; i++) { - var newBucket = { - buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), - offset: PIPEFS.BUCKET_BUFFER_SIZE, - roffset: 0 - }; - pipe.buckets.push(newBucket); - newBucket.buffer.set(data.subarray(0, PIPEFS.BUCKET_BUFFER_SIZE)); - data = data.subarray(PIPEFS.BUCKET_BUFFER_SIZE, data.byteLength); - } - if (remElements > 0) { - var newBucket = { - buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), - offset: data.byteLength, - roffset: 0 - }; - pipe.buckets.push(newBucket); - newBucket.buffer.set(data); - } - return dataLen; - }, - close(stream) { - var pipe = stream.node.pipe; - pipe.refcnt--; - if (pipe.refcnt === 0) { - pipe.buckets = null; - } - } - }, - nextname() { - if (!PIPEFS.nextname.current) { - PIPEFS.nextname.current = 0; - } - return "pipe[" + (PIPEFS.nextname.current++) + "]"; - } -}; - -function ___syscall_pipe(fdPtr) { - try { - if (fdPtr == 0) { - throw new FS.ErrnoError(21); - } - var res = PIPEFS.createPipe(); - HEAP32[((fdPtr) >> 2)] = res.readable_fd; - HEAP32[(((fdPtr) + (4)) >> 2)] = res.writable_fd; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_poll(fds, nfds, timeout) { - try { - var nonzero = 0; - for (var i = 0; i < nfds; i++) { - var pollfd = fds + 8 * i; - var fd = HEAP32[((pollfd) >> 2)]; - var events = HEAP16[(((pollfd) + (4)) >> 1)]; - var mask = 32; - var stream = FS.getStream(fd); - if (stream) { - mask = SYSCALLS.DEFAULT_POLLMASK; - if (stream.stream_ops?.poll) { - mask = stream.stream_ops.poll(stream, -1); - } - } - mask &= events | 8 | 16; - if (mask) nonzero++; - HEAP16[(((pollfd) + (6)) >> 1)] = mask; - } - return nonzero; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_readlinkat(dirfd, path, buf, bufsize) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - if (bufsize <= 0) return -28; - var ret = FS.readlink(path); - var len = Math.min(bufsize, lengthBytesUTF8(ret)); - var endChar = HEAP8[buf + len]; - stringToUTF8(ret, buf, bufsize + 1); - HEAP8[buf + len] = endChar; - return len; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_recvfrom(fd, buf, len, flags, addr, addrlen) { - try { - var sock = getSocketFromFD(fd); - var msg = sock.sock_ops.recvmsg(sock, len, typeof flags !== "undefined" ? flags : 0); - if (!msg) return 0; - if (addr) { - var errno = writeSockaddr(addr, sock.family, DNS.lookup_name(msg.addr), msg.port, addrlen); - } - HEAPU8.set(msg.buffer, buf); - return msg.buffer.byteLength; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_renameat(olddirfd, oldpath, newdirfd, newpath) { - try { - oldpath = SYSCALLS.getStr(oldpath); - newpath = SYSCALLS.getStr(newpath); - oldpath = SYSCALLS.calculateAt(olddirfd, oldpath); - newpath = SYSCALLS.calculateAt(newdirfd, newpath); - FS.rename(oldpath, newpath); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_rmdir(path) { - try { - path = SYSCALLS.getStr(path); - FS.rmdir(path); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_sendto(fd, message, length, flags, addr, addr_len) { - try { - var sock = getSocketFromFD(fd); - var dest = getSocketAddress(addr, addr_len, true); - if (!dest) { - return FS.write(sock.stream, HEAP8, message, length); - } - return sock.sock_ops.sendmsg(sock, HEAP8, message, length, dest.addr, dest.port); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_socket(domain, type, protocol) { - try { - var sock = SOCKFS.createSocket(domain, type, protocol); - return sock.stream.fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_stat64(path, buf) { - try { - path = SYSCALLS.getStr(path); - return SYSCALLS.doStat(FS.stat, path, buf); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_statfs64(path, size, buf) { - try { - path = SYSCALLS.getStr(path); - HEAP32[(((buf) + (4)) >> 2)] = 4096; - HEAP32[(((buf) + (40)) >> 2)] = 4096; - HEAP32[(((buf) + (8)) >> 2)] = 1e6; - HEAP32[(((buf) + (12)) >> 2)] = 5e5; - HEAP32[(((buf) + (16)) >> 2)] = 5e5; - HEAP32[(((buf) + (20)) >> 2)] = FS.nextInode; - HEAP32[(((buf) + (24)) >> 2)] = 1e6; - HEAP32[(((buf) + (28)) >> 2)] = 42; - HEAP32[(((buf) + (44)) >> 2)] = 2; - HEAP32[(((buf) + (36)) >> 2)] = 255; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_symlink(target, linkpath) { - try { - target = SYSCALLS.getStr(target); - linkpath = SYSCALLS.getStr(linkpath); - FS.symlink(target, linkpath); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_unlinkat(dirfd, path, flags) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - if (flags === 0) { - FS.unlink(path); - } else if (flags === 512) { - FS.rmdir(path); - } else { - abort("Invalid flags passed to unlinkat"); - } - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var readI53FromI64 = ptr => HEAPU32[((ptr) >> 2)] + HEAP32[(((ptr) + (4)) >> 2)] * 4294967296; - -function ___syscall_utimensat(dirfd, path, times, flags) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path, true); - if (!times) { - var atime = Date.now(); - var mtime = atime; - } else { - var seconds = readI53FromI64(times); - var nanoseconds = HEAP32[(((times) + (8)) >> 2)]; - atime = (seconds * 1e3) + (nanoseconds / (1e3 * 1e3)); - times += 16; - seconds = readI53FromI64(times); - nanoseconds = HEAP32[(((times) + (8)) >> 2)]; - mtime = (seconds * 1e3) + (nanoseconds / (1e3 * 1e3)); - } - FS.utime(path, atime, mtime); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var __abort_js = () => { - abort(""); -}; - -var nowIsMonotonic = 1; - -var __emscripten_get_now_is_monotonic = () => nowIsMonotonic; - -var __emscripten_lookup_name = name => { - var nameString = UTF8ToString(name); - return inetPton4(DNS.lookup_name(nameString)); -}; - -var __emscripten_memcpy_js = (dest, src, num) => HEAPU8.copyWithin(dest, src, src + num); - -var __emscripten_runtime_keepalive_clear = () => { - noExitRuntime = false; - runtimeKeepaliveCounter = 0; -}; - -var __emscripten_throw_longjmp = () => { - throw Infinity; -}; - -function __gmtime_js(time_low, time_high, tmPtr) { - var time = convertI32PairToI53Checked(time_low, time_high); - var date = new Date(time * 1e3); - HEAP32[((tmPtr) >> 2)] = date.getUTCSeconds(); - HEAP32[(((tmPtr) + (4)) >> 2)] = date.getUTCMinutes(); - HEAP32[(((tmPtr) + (8)) >> 2)] = date.getUTCHours(); - HEAP32[(((tmPtr) + (12)) >> 2)] = date.getUTCDate(); - HEAP32[(((tmPtr) + (16)) >> 2)] = date.getUTCMonth(); - HEAP32[(((tmPtr) + (20)) >> 2)] = date.getUTCFullYear() - 1900; - HEAP32[(((tmPtr) + (24)) >> 2)] = date.getUTCDay(); - var start = Date.UTC(date.getUTCFullYear(), 0, 1, 0, 0, 0, 0); - var yday = ((date.getTime() - start) / (1e3 * 60 * 60 * 24)) | 0; - HEAP32[(((tmPtr) + (28)) >> 2)] = yday; -} - -var isLeapYear = year => year % 4 === 0 && (year % 100 !== 0 || year % 400 === 0); - -var MONTH_DAYS_LEAP_CUMULATIVE = [ 0, 31, 60, 91, 121, 152, 182, 213, 244, 274, 305, 335 ]; - -var MONTH_DAYS_REGULAR_CUMULATIVE = [ 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334 ]; - -var ydayFromDate = date => { - var leap = isLeapYear(date.getFullYear()); - var monthDaysCumulative = (leap ? MONTH_DAYS_LEAP_CUMULATIVE : MONTH_DAYS_REGULAR_CUMULATIVE); - var yday = monthDaysCumulative[date.getMonth()] + date.getDate() - 1; - return yday; -}; - -function __localtime_js(time_low, time_high, tmPtr) { - var time = convertI32PairToI53Checked(time_low, time_high); - var date = new Date(time * 1e3); - HEAP32[((tmPtr) >> 2)] = date.getSeconds(); - HEAP32[(((tmPtr) + (4)) >> 2)] = date.getMinutes(); - HEAP32[(((tmPtr) + (8)) >> 2)] = date.getHours(); - HEAP32[(((tmPtr) + (12)) >> 2)] = date.getDate(); - HEAP32[(((tmPtr) + (16)) >> 2)] = date.getMonth(); - HEAP32[(((tmPtr) + (20)) >> 2)] = date.getFullYear() - 1900; - HEAP32[(((tmPtr) + (24)) >> 2)] = date.getDay(); - var yday = ydayFromDate(date) | 0; - HEAP32[(((tmPtr) + (28)) >> 2)] = yday; - HEAP32[(((tmPtr) + (36)) >> 2)] = -(date.getTimezoneOffset() * 60); - var start = new Date(date.getFullYear(), 0, 1); - var summerOffset = new Date(date.getFullYear(), 6, 1).getTimezoneOffset(); - var winterOffset = start.getTimezoneOffset(); - var dst = (summerOffset != winterOffset && date.getTimezoneOffset() == Math.min(winterOffset, summerOffset)) | 0; - HEAP32[(((tmPtr) + (32)) >> 2)] = dst; -} - -/** @suppress {duplicate } */ var setTempRet0 = val => __emscripten_tempret_set(val); - -var __mktime_js = function(tmPtr) { - var ret = (() => { - var date = new Date(HEAP32[(((tmPtr) + (20)) >> 2)] + 1900, HEAP32[(((tmPtr) + (16)) >> 2)], HEAP32[(((tmPtr) + (12)) >> 2)], HEAP32[(((tmPtr) + (8)) >> 2)], HEAP32[(((tmPtr) + (4)) >> 2)], HEAP32[((tmPtr) >> 2)], 0); - var dst = HEAP32[(((tmPtr) + (32)) >> 2)]; - var guessedOffset = date.getTimezoneOffset(); - var start = new Date(date.getFullYear(), 0, 1); - var summerOffset = new Date(date.getFullYear(), 6, 1).getTimezoneOffset(); - var winterOffset = start.getTimezoneOffset(); - var dstOffset = Math.min(winterOffset, summerOffset); - if (dst < 0) { - HEAP32[(((tmPtr) + (32)) >> 2)] = Number(summerOffset != winterOffset && dstOffset == guessedOffset); - } else if ((dst > 0) != (dstOffset == guessedOffset)) { - var nonDstOffset = Math.max(winterOffset, summerOffset); - var trueOffset = dst > 0 ? dstOffset : nonDstOffset; - date.setTime(date.getTime() + (trueOffset - guessedOffset) * 6e4); - } - HEAP32[(((tmPtr) + (24)) >> 2)] = date.getDay(); - var yday = ydayFromDate(date) | 0; - HEAP32[(((tmPtr) + (28)) >> 2)] = yday; - HEAP32[((tmPtr) >> 2)] = date.getSeconds(); - HEAP32[(((tmPtr) + (4)) >> 2)] = date.getMinutes(); - HEAP32[(((tmPtr) + (8)) >> 2)] = date.getHours(); - HEAP32[(((tmPtr) + (12)) >> 2)] = date.getDate(); - HEAP32[(((tmPtr) + (16)) >> 2)] = date.getMonth(); - HEAP32[(((tmPtr) + (20)) >> 2)] = date.getYear(); - var timeMs = date.getTime(); - if (isNaN(timeMs)) { - return -1; - } - return timeMs / 1e3; - })(); - return (setTempRet0((tempDouble = ret, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0)), - ret >>> 0); -}; - -function __mmap_js(len, prot, flags, fd, offset_low, offset_high, allocated, addr) { - var offset = convertI32PairToI53Checked(offset_low, offset_high); - try { - if (isNaN(offset)) return 61; - var stream = SYSCALLS.getStreamFromFD(fd); - var res = FS.mmap(stream, len, offset, prot, flags); - var ptr = res.ptr; - HEAP32[((allocated) >> 2)] = res.allocated; - HEAPU32[((addr) >> 2)] = ptr; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function __munmap_js(addr, len, prot, flags, fd, offset_low, offset_high) { - var offset = convertI32PairToI53Checked(offset_low, offset_high); - try { - var stream = SYSCALLS.getStreamFromFD(fd); - if (prot & 2) { - SYSCALLS.doMsync(addr, stream, len, flags, offset); - } - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var timers = {}; - -var handleException = e => { - if (e instanceof ExitStatus || e == "unwind") { - return EXITSTATUS; - } - quit_(1, e); -}; - -var runtimeKeepaliveCounter = 0; - -var keepRuntimeAlive = () => noExitRuntime || runtimeKeepaliveCounter > 0; - -var _proc_exit = code => { - EXITSTATUS = code; - if (!keepRuntimeAlive()) { - Module["onExit"]?.(code); - ABORT = true; - } - quit_(code, new ExitStatus(code)); -}; - -/** @param {boolean|number=} implicit */ var exitJS = (status, implicit) => { - EXITSTATUS = status; - if (!keepRuntimeAlive()) { - exitRuntime(); - } - _proc_exit(status); -}; - -var _exit = exitJS; - -Module["_exit"] = _exit; - -var maybeExit = () => { - if (runtimeExited) { - return; - } - if (!keepRuntimeAlive()) { - try { - _exit(EXITSTATUS); - } catch (e) { - handleException(e); - } - } -}; - -var callUserCallback = func => { - if (runtimeExited || ABORT) { - return; - } - try { - func(); - maybeExit(); - } catch (e) { - handleException(e); - } -}; - -var _emscripten_get_now; - -_emscripten_get_now = () => performance.now(); - -var __setitimer_js = (which, timeout_ms) => { - if (timers[which]) { - clearTimeout(timers[which].id); - delete timers[which]; - } - if (!timeout_ms) return 0; - var id = setTimeout(() => { - delete timers[which]; - callUserCallback(() => __emscripten_timeout(which, _emscripten_get_now())); - }, timeout_ms); - timers[which] = { - id: id, - timeout_ms: timeout_ms - }; - return 0; -}; - -var __tzset_js = (timezone, daylight, std_name, dst_name) => { - var currentYear = (new Date).getFullYear(); - var winter = new Date(currentYear, 0, 1); - var summer = new Date(currentYear, 6, 1); - var winterOffset = winter.getTimezoneOffset(); - var summerOffset = summer.getTimezoneOffset(); - var stdTimezoneOffset = Math.max(winterOffset, summerOffset); - HEAPU32[((timezone) >> 2)] = stdTimezoneOffset * 60; - HEAP32[((daylight) >> 2)] = Number(winterOffset != summerOffset); - var extractZone = date => date.toLocaleTimeString(undefined, { - hour12: false, - timeZoneName: "short" - }).split(" ")[1]; - var winterName = extractZone(winter); - var summerName = extractZone(summer); - if (summerOffset < winterOffset) { - stringToUTF8(winterName, std_name, 17); - stringToUTF8(summerName, dst_name, 17); - } else { - stringToUTF8(winterName, dst_name, 17); - stringToUTF8(summerName, std_name, 17); - } -}; - -var _emscripten_date_now = () => Date.now(); - -var getHeapMax = () => 2147483648; - -var _emscripten_get_heap_max = () => getHeapMax(); - -var growMemory = size => { - var b = wasmMemory.buffer; - var pages = (size - b.byteLength + 65535) / 65536; - try { - wasmMemory.grow(pages); - updateMemoryViews(); - return 1; - } /*success*/ catch (e) {} -}; - -var _emscripten_resize_heap = requestedSize => { - var oldSize = HEAPU8.length; - requestedSize >>>= 0; - var maxHeapSize = getHeapMax(); - if (requestedSize > maxHeapSize) { - return false; - } - var alignUp = (x, multiple) => x + (multiple - x % multiple) % multiple; - for (var cutDown = 1; cutDown <= 4; cutDown *= 2) { - var overGrownHeapSize = oldSize * (1 + .2 / cutDown); - overGrownHeapSize = Math.min(overGrownHeapSize, requestedSize + 100663296); - var newSize = Math.min(maxHeapSize, alignUp(Math.max(requestedSize, overGrownHeapSize), 65536)); - var replacement = growMemory(newSize); - if (replacement) { - return true; - } - } - return false; -}; - -var runtimeKeepalivePush = () => { - runtimeKeepaliveCounter += 1; -}; - -var runtimeKeepalivePop = () => { - runtimeKeepaliveCounter -= 1; -}; - -/** @param {number=} timeout */ var safeSetTimeout = (func, timeout) => { - runtimeKeepalivePush(); - return setTimeout(() => { - runtimeKeepalivePop(); - callUserCallback(func); - }, timeout); -}; - -var _emscripten_sleep = ms => Asyncify.handleSleep(wakeUp => safeSetTimeout(wakeUp, ms)); - -Module["_emscripten_sleep"] = _emscripten_sleep; - -_emscripten_sleep.isAsync = true; - -var ENV = PHPLoader.ENV || {}; - -var getExecutableName = () => thisProgram || "./this.program"; - -var getEnvStrings = () => { - if (!getEnvStrings.strings) { - var lang = ((typeof navigator == "object" && navigator.languages && navigator.languages[0]) || "C").replace("-", "_") + ".UTF-8"; - var env = { - "USER": "web_user", - "LOGNAME": "web_user", - "PATH": "/", - "PWD": "/", - "HOME": "/home/web_user", - "LANG": lang, - "_": getExecutableName() - }; - for (var x in ENV) { - if (ENV[x] === undefined) delete env[x]; else env[x] = ENV[x]; - } - var strings = []; - for (var x in env) { - strings.push(`${x}=${env[x]}`); - } - getEnvStrings.strings = strings; - } - return getEnvStrings.strings; -}; - -var stringToAscii = (str, buffer) => { - for (var i = 0; i < str.length; ++i) { - HEAP8[buffer++] = str.charCodeAt(i); - } - HEAP8[buffer] = 0; -}; - -var _environ_get = (__environ, environ_buf) => { - var bufSize = 0; - getEnvStrings().forEach((string, i) => { - var ptr = environ_buf + bufSize; - HEAPU32[(((__environ) + (i * 4)) >> 2)] = ptr; - stringToAscii(string, ptr); - bufSize += string.length + 1; - }); - return 0; -}; - -var _environ_sizes_get = (penviron_count, penviron_buf_size) => { - var strings = getEnvStrings(); - HEAPU32[((penviron_count) >> 2)] = strings.length; - var bufSize = 0; - strings.forEach(string => bufSize += string.length + 1); - HEAPU32[((penviron_buf_size) >> 2)] = bufSize; - return 0; -}; - -function _fd_close(fd) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - FS.close(stream); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -function _fd_fdstat_get(fd, pbuf) { - try { - var rightsBase = 0; - var rightsInheriting = 0; - var flags = 0; - { - var stream = SYSCALLS.getStreamFromFD(fd); - var type = stream.tty ? 2 : FS.isDir(stream.mode) ? 3 : FS.isLink(stream.mode) ? 7 : 4; - } - HEAP8[pbuf] = type; - HEAP16[(((pbuf) + (2)) >> 1)] = flags; - (tempI64 = [ rightsBase >>> 0, (tempDouble = rightsBase, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((pbuf) + (8)) >> 2)] = tempI64[0], HEAP32[(((pbuf) + (12)) >> 2)] = tempI64[1]); - (tempI64 = [ rightsInheriting >>> 0, (tempDouble = rightsInheriting, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((pbuf) + (16)) >> 2)] = tempI64[0], HEAP32[(((pbuf) + (20)) >> 2)] = tempI64[1]); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -/** @param {number=} offset */ var doReadv = (stream, iov, iovcnt, offset) => { - var ret = 0; - for (var i = 0; i < iovcnt; i++) { - var ptr = HEAPU32[((iov) >> 2)]; - var len = HEAPU32[(((iov) + (4)) >> 2)]; - iov += 8; - var curr = FS.read(stream, HEAP8, ptr, len, offset); - if (curr < 0) return -1; - ret += curr; - if (curr < len) break; - if (typeof offset != "undefined") { - offset += curr; - } - } - return ret; -}; - -function _fd_read(fd, iov, iovcnt, pnum) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - var num = doReadv(stream, iov, iovcnt); - HEAPU32[((pnum) >> 2)] = num; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -function _fd_seek(fd, offset_low, offset_high, whence, newOffset) { - var offset = convertI32PairToI53Checked(offset_low, offset_high); - try { - if (isNaN(offset)) return 61; - var stream = SYSCALLS.getStreamFromFD(fd); - FS.llseek(stream, offset, whence); - (tempI64 = [ stream.position >>> 0, (tempDouble = stream.position, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[((newOffset) >> 2)] = tempI64[0], HEAP32[(((newOffset) + (4)) >> 2)] = tempI64[1]); - if (stream.getdents && offset === 0 && whence === 0) stream.getdents = null; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -var _fd_sync = function(fd) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - return Asyncify.handleSleep(wakeUp => { - var mount = stream.node.mount; - if (!mount.type.syncfs) { - wakeUp(0); - return; - } - mount.type.syncfs(mount, false, err => { - if (err) { - wakeUp(29); - return; - } - wakeUp(0); - }); - }); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -}; - -_fd_sync.isAsync = true; - -/** @param {number=} offset */ var doWritev = (stream, iov, iovcnt, offset) => { - var ret = 0; - for (var i = 0; i < iovcnt; i++) { - var ptr = HEAPU32[((iov) >> 2)]; - var len = HEAPU32[(((iov) + (4)) >> 2)]; - iov += 8; - var curr = FS.write(stream, HEAP8, ptr, len, offset); - if (curr < 0) return -1; - ret += curr; - if (typeof offset != "undefined") { - offset += curr; - } - } - return ret; -}; - -function _fd_write(fd, iov, iovcnt, pnum) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - var num = doWritev(stream, iov, iovcnt); - HEAPU32[((pnum) >> 2)] = num; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -var _getaddrinfo = (node, service, hint, out) => { - var addr = 0; - var port = 0; - var flags = 0; - var family = 0; - var type = 0; - var proto = 0; - var ai; - function allocaddrinfo(family, type, proto, canon, addr, port) { - var sa, salen, ai; - var errno; - salen = family === 10 ? 28 : 16; - addr = family === 10 ? inetNtop6(addr) : inetNtop4(addr); - sa = _malloc(salen); - errno = writeSockaddr(sa, family, addr, port); - assert(!errno); - ai = _malloc(32); - HEAP32[(((ai) + (4)) >> 2)] = family; - HEAP32[(((ai) + (8)) >> 2)] = type; - HEAP32[(((ai) + (12)) >> 2)] = proto; - HEAPU32[(((ai) + (24)) >> 2)] = canon; - HEAPU32[(((ai) + (20)) >> 2)] = sa; - if (family === 10) { - HEAP32[(((ai) + (16)) >> 2)] = 28; - } else { - HEAP32[(((ai) + (16)) >> 2)] = 16; - } - HEAP32[(((ai) + (28)) >> 2)] = 0; - return ai; - } - if (hint) { - flags = HEAP32[((hint) >> 2)]; - family = HEAP32[(((hint) + (4)) >> 2)]; - type = HEAP32[(((hint) + (8)) >> 2)]; - proto = HEAP32[(((hint) + (12)) >> 2)]; - } - if (type && !proto) { - proto = type === 2 ? 17 : 6; - } - if (!type && proto) { - type = proto === 17 ? 2 : 1; - } - if (proto === 0) { - proto = 6; - } - if (type === 0) { - type = 1; - } - if (!node && !service) { - return -2; - } - if (flags & ~(1 | 2 | 4 | 1024 | 8 | 16 | 32)) { - return -1; - } - if (hint !== 0 && (HEAP32[((hint) >> 2)] & 2) && !node) { - return -1; - } - if (flags & 32) { - return -2; - } - if (type !== 0 && type !== 1 && type !== 2) { - return -7; - } - if (family !== 0 && family !== 2 && family !== 10) { - return -6; - } - if (service) { - service = UTF8ToString(service); - port = parseInt(service, 10); - if (isNaN(port)) { - if (flags & 1024) { - return -2; - } - return -8; - } - } - if (!node) { - if (family === 0) { - family = 2; - } - if ((flags & 1) === 0) { - if (family === 2) { - addr = _htonl(2130706433); - } else { - addr = [ 0, 0, 0, 1 ]; - } - } - ai = allocaddrinfo(family, type, proto, null, addr, port); - HEAPU32[((out) >> 2)] = ai; - return 0; - } - node = UTF8ToString(node); - addr = inetPton4(node); - if (addr !== null) { - if (family === 0 || family === 2) { - family = 2; - } else if (family === 10 && (flags & 8)) { - addr = [ 0, 0, _htonl(65535), addr ]; - family = 10; - } else { - return -2; - } - } else { - addr = inetPton6(node); - if (addr !== null) { - if (family === 0 || family === 10) { - family = 10; - } else { - return -2; - } - } - } - if (addr != null) { - ai = allocaddrinfo(family, type, proto, node, addr, port); - HEAPU32[((out) >> 2)] = ai; - return 0; - } - if (flags & 4) { - return -2; - } - node = DNS.lookup_name(node); - addr = inetPton4(node); - if (family === 0) { - family = 2; - } else if (family === 10) { - addr = [ 0, 0, _htonl(65535), addr ]; - } - ai = allocaddrinfo(family, type, proto, null, addr, port); - HEAPU32[((out) >> 2)] = ai; - return 0; -}; - -var _getnameinfo = (sa, salen, node, nodelen, serv, servlen, flags) => { - var info = readSockaddr(sa, salen); - if (info.errno) { - return -6; - } - var port = info.port; - var addr = info.addr; - var overflowed = false; - if (node && nodelen) { - var lookup; - if ((flags & 1) || !(lookup = DNS.lookup_addr(addr))) { - if (flags & 8) { - return -2; - } - } else { - addr = lookup; - } - var numBytesWrittenExclNull = stringToUTF8(addr, node, nodelen); - if (numBytesWrittenExclNull + 1 >= nodelen) { - overflowed = true; - } - } - if (serv && servlen) { - port = "" + port; - var numBytesWrittenExclNull = stringToUTF8(port, serv, servlen); - if (numBytesWrittenExclNull + 1 >= servlen) { - overflowed = true; - } - } - if (overflowed) { - return -12; - } - return 0; -}; - -var Protocols = { - list: [], - map: {} -}; - -var _setprotoent = stayopen => { - function allocprotoent(name, proto, aliases) { - var nameBuf = _malloc(name.length + 1); - stringToAscii(name, nameBuf); - var j = 0; - var length = aliases.length; - var aliasListBuf = _malloc((length + 1) * 4); - for (var i = 0; i < length; i++, j += 4) { - var alias = aliases[i]; - var aliasBuf = _malloc(alias.length + 1); - stringToAscii(alias, aliasBuf); - HEAPU32[(((aliasListBuf) + (j)) >> 2)] = aliasBuf; - } - HEAPU32[(((aliasListBuf) + (j)) >> 2)] = 0; - var pe = _malloc(12); - HEAPU32[((pe) >> 2)] = nameBuf; - HEAPU32[(((pe) + (4)) >> 2)] = aliasListBuf; - HEAP32[(((pe) + (8)) >> 2)] = proto; - return pe; - } - var list = Protocols.list; - var map = Protocols.map; - if (list.length === 0) { - var entry = allocprotoent("tcp", 6, [ "TCP" ]); - list.push(entry); - map["tcp"] = map["6"] = entry; - entry = allocprotoent("udp", 17, [ "UDP" ]); - list.push(entry); - map["udp"] = map["17"] = entry; - } - _setprotoent.index = 0; -}; - -var _getprotobyname = name => { - name = UTF8ToString(name); - _setprotoent(true); - var result = Protocols.map[name]; - return result; -}; - -var _getprotobynumber = number => { - _setprotoent(true); - var result = Protocols.map[number]; - return result; -}; - -var stackAlloc = sz => __emscripten_stack_alloc(sz); - -/** @suppress {duplicate } */ var stringToUTF8OnStack = str => { - var size = lengthBytesUTF8(str) + 1; - var ret = stackAlloc(size); - stringToUTF8(str, ret, size); - return ret; -}; - -var allocateUTF8OnStack = stringToUTF8OnStack; - -var PHPWASM = { - init: function() { - FS.mkdir("/internal"); - FS.mkdir("/internal/shared"); - FS.mkdir("/internal/shared/preload"); - PHPWASM.EventEmitter = ENVIRONMENT_IS_NODE ? require("events").EventEmitter : class EventEmitter { - constructor() { - this.listeners = {}; - } - emit(eventName, data) { - if (this.listeners[eventName]) { - this.listeners[eventName].forEach(callback => { - callback(data); - }); - } - } - once(eventName, callback) { - const self = this; - function removedCallback() { - callback(...arguments); - self.removeListener(eventName, removedCallback); - } - this.on(eventName, removedCallback); - } - removeAllListeners(eventName) { - if (eventName) { - delete this.listeners[eventName]; - } else { - this.listeners = {}; - } - } - removeListener(eventName, callback) { - if (this.listeners[eventName]) { - const idx = this.listeners[eventName].indexOf(callback); - if (idx !== -1) { - this.listeners[eventName].splice(idx, 1); - } - } - } - }; - PHPWASM.child_proc_by_fd = {}; - PHPWASM.child_proc_by_pid = {}; - PHPWASM.input_devices = {}; - }, - getAllWebSockets: function(sock) { - const webSockets = new Set; - if (sock.server) { - sock.server.clients.forEach(ws => { - webSockets.add(ws); - }); - } - for (const peer of PHPWASM.getAllPeers(sock)) { - webSockets.add(peer.socket); - } - return Array.from(webSockets); - }, - getAllPeers: function(sock) { - const peers = new Set; - if (sock.server) { - sock.pending.filter(pending => pending.peers).forEach(pending => { - for (const peer of Object.values(pending.peers)) { - peers.add(peer); - } - }); - } - if (sock.peers) { - for (const peer of Object.values(sock.peers)) { - peers.add(peer); - } - } - return Array.from(peers); - }, - awaitData: function(ws) { - return PHPWASM.awaitEvent(ws, "message"); - }, - awaitConnection: function(ws) { - if (ws.OPEN === ws.readyState) { - return [ Promise.resolve(), PHPWASM.noop ]; - } - return PHPWASM.awaitEvent(ws, "open"); - }, - awaitClose: function(ws) { - if ([ ws.CLOSING, ws.CLOSED ].includes(ws.readyState)) { - return [ Promise.resolve(), PHPWASM.noop ]; - } - return PHPWASM.awaitEvent(ws, "close"); - }, - awaitError: function(ws) { - if ([ ws.CLOSING, ws.CLOSED ].includes(ws.readyState)) { - return [ Promise.resolve(), PHPWASM.noop ]; - } - return PHPWASM.awaitEvent(ws, "error"); - }, - awaitEvent: function(ws, event) { - let resolve; - const listener = () => { - resolve(); - }; - const promise = new Promise(function(_resolve) { - resolve = _resolve; - ws.once(event, listener); - }); - const cancel = () => { - ws.removeListener(event, listener); - setTimeout(resolve); - }; - return [ promise, cancel ]; - }, - noop: function() {}, - spawnProcess: function(command, args, options) { - if (Module["spawnProcess"]) { - const spawnedPromise = Module["spawnProcess"](command, args, options); - return Promise.resolve(spawnedPromise).then(function(spawned) { - if (!spawned || !spawned.on) { - throw new Error("spawnProcess() must return an EventEmitter but returned a different type."); - } - return spawned; - }); - } - if (ENVIRONMENT_IS_NODE) { - return require("child_process").spawn(command, args, { - ...options, - shell: true, - stdio: [ "pipe", "pipe", "pipe" ], - timeout: 100 - }); - } - const e = new Error("popen(), proc_open() etc. are unsupported in the browser. Call php.setSpawnHandler() " + "and provide a callback to handle spawning processes, or disable a popen(), proc_open() " + "and similar functions via php.ini."); - e.code = "SPAWN_UNSUPPORTED"; - throw e; - }, - shutdownSocket: function(socketd, how) { - const sock = getSocketFromFD(socketd); - const peer = Object.values(sock.peers)[0]; - if (!peer) { - return -1; - } - try { - peer.socket.close(); - SOCKFS.websocket_sock_ops.removePeer(sock, peer); - return 0; - } catch (e) { - console.log("Socket shutdown error", e); - return -1; - } - } -}; - -function _js_create_input_device(deviceId) { - let dataBuffer = []; - let dataCallback; - const filename = "proc_id_" + deviceId; - const device = FS.createDevice("/dev", filename, function() {}, function(byte) { - try { - dataBuffer.push(byte); - if (dataCallback) { - dataCallback(new Uint8Array(dataBuffer)); - dataBuffer = []; - } - } catch (e) { - console.error(e); - throw e; - } - }); - const devicePath = "/dev/" + filename; - PHPWASM.input_devices[deviceId] = { - devicePath: devicePath, - onData: function(cb) { - dataCallback = cb; - dataBuffer.forEach(function(data) { - cb(data); - }); - dataBuffer.length = 0; - } - }; - return allocateUTF8OnStack(devicePath); -} - -function _js_open_process(command, argsPtr, argsLength, descriptorsPtr, descriptorsLength, cwdPtr, cwdLength, envPtr, envLength) { - if (!command) { - return 1; - } - const cmdstr = UTF8ToString(command); - if (!cmdstr.length) { - return 0; - } - let argsArray = []; - if (argsLength) { - for (var i = 0; i < argsLength; i++) { - const charPointer = argsPtr + i * 4; - argsArray.push(UTF8ToString(HEAPU32[charPointer >> 2])); - } - } - const cwdstr = cwdPtr ? UTF8ToString(cwdPtr) : null; - let envObject = null; - if (envLength) { - envObject = {}; - for (var i = 0; i < envLength; i++) { - const envPointer = envPtr + i * 4; - const envEntry = UTF8ToString(HEAPU32[envPointer >> 2]); - const splitAt = envEntry.indexOf("="); - if (splitAt === -1) { - continue; - } - const key = envEntry.substring(0, splitAt); - const value = envEntry.substring(splitAt + 1); - envObject[key] = value; - } - } - var std = {}; - for (var i = 0; i < descriptorsLength; i++) { - const descriptorPtr = HEAPU32[(descriptorsPtr + i * 4) >> 2]; - std[HEAPU32[descriptorPtr >> 2]] = { - child: HEAPU32[(descriptorPtr + 4) >> 2], - parent: HEAPU32[(descriptorPtr + 8) >> 2] - }; - } - return Asyncify.handleSleep(async wakeUp => { - let cp; - try { - const options = {}; - if (cwdstr !== null) { - options.cwd = cwdstr; - } - if (envObject !== null) { - options.env = envObject; - } - cp = PHPWASM.spawnProcess(cmdstr, argsArray, options); - if (cp instanceof Promise) { - cp = await cp; - } - } catch (e) { - if (e.code === "SPAWN_UNSUPPORTED") { - wakeUp(1); - return; - } - console.error(e); - wakeUp(1); - throw e; - } - const ProcInfo = { - pid: cp.pid, - exited: false, - stdinFd: std[0]?.child, - stdinIsDevice: std[0]?.child in PHPWASM.input_devices, - stdoutChildFd: std[1]?.child, - stdoutParentFd: std[1]?.parent, - stderrChildFd: std[2]?.child, - stderrParentFd: std[2]?.parent, - stdout: new PHPWASM.EventEmitter, - stderr: new PHPWASM.EventEmitter - }; - if (ProcInfo.stdoutChildFd) PHPWASM.child_proc_by_fd[ProcInfo.stdoutChildFd] = ProcInfo; - if (ProcInfo.stderrChildFd) PHPWASM.child_proc_by_fd[ProcInfo.stderrChildFd] = ProcInfo; - if (ProcInfo.stdoutParentFd) PHPWASM.child_proc_by_fd[ProcInfo.stdoutParentFd] = ProcInfo; - if (ProcInfo.stderrParentFd) PHPWASM.child_proc_by_fd[ProcInfo.stderrParentFd] = ProcInfo; - PHPWASM.child_proc_by_pid[ProcInfo.pid] = ProcInfo; - cp.on("exit", function(code) { - ProcInfo.exitCode = code; - ProcInfo.exited = true; - ProcInfo.stdout.emit("data"); - ProcInfo.stderr.emit("data"); - }); - if (ProcInfo.stdoutChildFd) { - const stdoutStream = SYSCALLS.getStreamFromFD(ProcInfo.stdoutChildFd); - let stdoutAt = 0; - cp.stdout.on("data", function(data) { - ProcInfo.stdout.emit("data", data); - stdoutStream.stream_ops.write(stdoutStream, data, 0, data.length, stdoutAt); - stdoutAt += data.length; - }); - } - if (ProcInfo.stderrChildFd) { - const stderrStream = SYSCALLS.getStreamFromFD(ProcInfo.stderrChildFd); - let stderrAt = 0; - cp.stderr.on("data", function(data) { - ProcInfo.stderr.emit("data", data); - stderrStream.stream_ops.write(stderrStream, data, 0, data.length, stderrAt); - stderrAt += data.length; - }); - } - /** - * Wait until the child process has been spawned. - * Unfortunately there is no Node.js API to check whether - * the process has already been spawned. We can only listen - * to the 'spawn' event and if it has already been spawned, - * listen to the 'exit' event. - */ try { - await new Promise((resolve, reject) => { - cp.on("spawn", resolve); - cp.on("error", reject); - }); - } catch (e) { - console.error(e); - wakeUp(1); - return; - } - if (ProcInfo.stdinIsDevice) { - PHPWASM.input_devices[ProcInfo.stdinFd].onData(function(data) { - if (!data) return; - const dataStr = new TextDecoder("utf-8").decode(data); - cp.stdin.write(dataStr); - }); - wakeUp(ProcInfo.pid); - return; - } - if (ProcInfo.stdinFd) { - const stdinStream = SYSCALLS.getStreamFromFD(ProcInfo.stdinFd); - if (stdinStream.node) { - const CHUNK_SIZE = 1024; - const buffer = new Uint8Array(CHUNK_SIZE); - let offset = 0; - while (true) { - const bytesRead = stdinStream.stream_ops.read(stdinStream, buffer, 0, CHUNK_SIZE, offset); - if (bytesRead === null || bytesRead === 0) { - break; - } - try { - cp.stdin.write(buffer.subarray(0, bytesRead)); - } catch (e) { - console.error(e); - return 1; - } - if (bytesRead < CHUNK_SIZE) { - break; - } - offset += bytesRead; - } - wakeUp(ProcInfo.pid); - return; - } - } - wakeUp(ProcInfo.pid); - }); -} - -function _js_process_status(pid, exitCodePtr) { - if (!PHPWASM.child_proc_by_pid[pid]) { - return -1; - } - if (PHPWASM.child_proc_by_pid[pid].exited) { - HEAPU32[exitCodePtr >> 2] = PHPWASM.child_proc_by_pid[pid].exitCode; - return 1; - } - return 0; -} - -function _js_waitpid(pid, exitCodePtr) { - if (!PHPWASM.child_proc_by_pid[pid]) { - return -1; - } - return Asyncify.handleSleep(wakeUp => { - const poll = function() { - if (PHPWASM.child_proc_by_pid[pid]?.exited) { - HEAPU32[exitCodePtr >> 2] = PHPWASM.child_proc_by_pid[pid].exitCode; - wakeUp(pid); - } else { - setTimeout(poll, 50); - } - }; - poll(); - }); -} - -var arraySum = (array, index) => { - var sum = 0; - for (var i = 0; i <= index; sum += array[i++]) {} - return sum; -}; - -var MONTH_DAYS_LEAP = [ 31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 ]; - -var MONTH_DAYS_REGULAR = [ 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 ]; - -var addDays = (date, days) => { - var newDate = new Date(date.getTime()); - while (days > 0) { - var leap = isLeapYear(newDate.getFullYear()); - var currentMonth = newDate.getMonth(); - var daysInCurrentMonth = (leap ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR)[currentMonth]; - if (days > daysInCurrentMonth - newDate.getDate()) { - days -= (daysInCurrentMonth - newDate.getDate() + 1); - newDate.setDate(1); - if (currentMonth < 11) { - newDate.setMonth(currentMonth + 1); - } else { - newDate.setMonth(0); - newDate.setFullYear(newDate.getFullYear() + 1); - } - } else { - newDate.setDate(newDate.getDate() + days); - return newDate; - } - } - return newDate; -}; - -var writeArrayToMemory = (array, buffer) => { - HEAP8.set(array, buffer); -}; - -var _strftime = (s, maxsize, format, tm) => { - var tm_zone = HEAPU32[(((tm) + (40)) >> 2)]; - var date = { - tm_sec: HEAP32[((tm) >> 2)], - tm_min: HEAP32[(((tm) + (4)) >> 2)], - tm_hour: HEAP32[(((tm) + (8)) >> 2)], - tm_mday: HEAP32[(((tm) + (12)) >> 2)], - tm_mon: HEAP32[(((tm) + (16)) >> 2)], - tm_year: HEAP32[(((tm) + (20)) >> 2)], - tm_wday: HEAP32[(((tm) + (24)) >> 2)], - tm_yday: HEAP32[(((tm) + (28)) >> 2)], - tm_isdst: HEAP32[(((tm) + (32)) >> 2)], - tm_gmtoff: HEAP32[(((tm) + (36)) >> 2)], - tm_zone: tm_zone ? UTF8ToString(tm_zone) : "" - }; - var pattern = UTF8ToString(format); - var EXPANSION_RULES_1 = { - "%c": "%a %b %d %H:%M:%S %Y", - "%D": "%m/%d/%y", - "%F": "%Y-%m-%d", - "%h": "%b", - "%r": "%I:%M:%S %p", - "%R": "%H:%M", - "%T": "%H:%M:%S", - "%x": "%m/%d/%y", - "%X": "%H:%M:%S", - "%Ec": "%c", - "%EC": "%C", - "%Ex": "%m/%d/%y", - "%EX": "%H:%M:%S", - "%Ey": "%y", - "%EY": "%Y", - "%Od": "%d", - "%Oe": "%e", - "%OH": "%H", - "%OI": "%I", - "%Om": "%m", - "%OM": "%M", - "%OS": "%S", - "%Ou": "%u", - "%OU": "%U", - "%OV": "%V", - "%Ow": "%w", - "%OW": "%W", - "%Oy": "%y" - }; - for (var rule in EXPANSION_RULES_1) { - pattern = pattern.replace(new RegExp(rule, "g"), EXPANSION_RULES_1[rule]); - } - var WEEKDAYS = [ "Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday" ]; - var MONTHS = [ "January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December" ]; - function leadingSomething(value, digits, character) { - var str = typeof value == "number" ? value.toString() : (value || ""); - while (str.length < digits) { - str = character[0] + str; - } - return str; - } - function leadingNulls(value, digits) { - return leadingSomething(value, digits, "0"); - } - function compareByDay(date1, date2) { - function sgn(value) { - return value < 0 ? -1 : (value > 0 ? 1 : 0); - } - var compare; - if ((compare = sgn(date1.getFullYear() - date2.getFullYear())) === 0) { - if ((compare = sgn(date1.getMonth() - date2.getMonth())) === 0) { - compare = sgn(date1.getDate() - date2.getDate()); - } - } - return compare; - } - function getFirstWeekStartDate(janFourth) { - switch (janFourth.getDay()) { - case 0: - return new Date(janFourth.getFullYear() - 1, 11, 29); - - case 1: - return janFourth; - - case 2: - return new Date(janFourth.getFullYear(), 0, 3); - - case 3: - return new Date(janFourth.getFullYear(), 0, 2); - - case 4: - return new Date(janFourth.getFullYear(), 0, 1); - - case 5: - return new Date(janFourth.getFullYear() - 1, 11, 31); - - case 6: - return new Date(janFourth.getFullYear() - 1, 11, 30); - } - } - function getWeekBasedYear(date) { - var thisDate = addDays(new Date(date.tm_year + 1900, 0, 1), date.tm_yday); - var janFourthThisYear = new Date(thisDate.getFullYear(), 0, 4); - var janFourthNextYear = new Date(thisDate.getFullYear() + 1, 0, 4); - var firstWeekStartThisYear = getFirstWeekStartDate(janFourthThisYear); - var firstWeekStartNextYear = getFirstWeekStartDate(janFourthNextYear); - if (compareByDay(firstWeekStartThisYear, thisDate) <= 0) { - if (compareByDay(firstWeekStartNextYear, thisDate) <= 0) { - return thisDate.getFullYear() + 1; - } - return thisDate.getFullYear(); - } - return thisDate.getFullYear() - 1; - } - var EXPANSION_RULES_2 = { - "%a": date => WEEKDAYS[date.tm_wday].substring(0, 3), - "%A": date => WEEKDAYS[date.tm_wday], - "%b": date => MONTHS[date.tm_mon].substring(0, 3), - "%B": date => MONTHS[date.tm_mon], - "%C": date => { - var year = date.tm_year + 1900; - return leadingNulls((year / 100) | 0, 2); - }, - "%d": date => leadingNulls(date.tm_mday, 2), - "%e": date => leadingSomething(date.tm_mday, 2, " "), - "%g": date => getWeekBasedYear(date).toString().substring(2), - "%G": getWeekBasedYear, - "%H": date => leadingNulls(date.tm_hour, 2), - "%I": date => { - var twelveHour = date.tm_hour; - if (twelveHour == 0) twelveHour = 12; else if (twelveHour > 12) twelveHour -= 12; - return leadingNulls(twelveHour, 2); - }, - "%j": date => leadingNulls(date.tm_mday + arraySum(isLeapYear(date.tm_year + 1900) ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, date.tm_mon - 1), 3), - "%m": date => leadingNulls(date.tm_mon + 1, 2), - "%M": date => leadingNulls(date.tm_min, 2), - "%n": () => "\n", - "%p": date => { - if (date.tm_hour >= 0 && date.tm_hour < 12) { - return "AM"; - } - return "PM"; - }, - "%S": date => leadingNulls(date.tm_sec, 2), - "%t": () => "\t", - "%u": date => date.tm_wday || 7, - "%U": date => { - var days = date.tm_yday + 7 - date.tm_wday; - return leadingNulls(Math.floor(days / 7), 2); - }, - "%V": date => { - var val = Math.floor((date.tm_yday + 7 - (date.tm_wday + 6) % 7) / 7); - if ((date.tm_wday + 371 - date.tm_yday - 2) % 7 <= 2) { - val++; - } - if (!val) { - val = 52; - var dec31 = (date.tm_wday + 7 - date.tm_yday - 1) % 7; - if (dec31 == 4 || (dec31 == 5 && isLeapYear(date.tm_year % 400 - 1))) { - val++; - } - } else if (val == 53) { - var jan1 = (date.tm_wday + 371 - date.tm_yday) % 7; - if (jan1 != 4 && (jan1 != 3 || !isLeapYear(date.tm_year))) val = 1; - } - return leadingNulls(val, 2); - }, - "%w": date => date.tm_wday, - "%W": date => { - var days = date.tm_yday + 7 - ((date.tm_wday + 6) % 7); - return leadingNulls(Math.floor(days / 7), 2); - }, - "%y": date => (date.tm_year + 1900).toString().substring(2), - "%Y": date => date.tm_year + 1900, - "%z": date => { - var off = date.tm_gmtoff; - var ahead = off >= 0; - off = Math.abs(off) / 60; - off = (off / 60) * 100 + (off % 60); - return (ahead ? "+" : "-") + String("0000" + off).slice(-4); - }, - "%Z": date => date.tm_zone, - "%%": () => "%" - }; - pattern = pattern.replace(/%%/g, "\0\0"); - for (var rule in EXPANSION_RULES_2) { - if (pattern.includes(rule)) { - pattern = pattern.replace(new RegExp(rule, "g"), EXPANSION_RULES_2[rule](date)); - } - } - pattern = pattern.replace(/\0\0/g, "%"); - var bytes = intArrayFromString(pattern, false); - if (bytes.length > maxsize) { - return 0; - } - writeArrayToMemory(bytes, s); - return bytes.length - 1; -}; - -var _strftime_l = (s, maxsize, format, tm, loc) => _strftime(s, maxsize, format, tm); - -var _strptime = (buf, format, tm) => { - var pattern = UTF8ToString(format); - var SPECIAL_CHARS = "\\!@#$^&*()+=-[]/{}|:<>?,."; - for (var i = 0, ii = SPECIAL_CHARS.length; i < ii; ++i) { - pattern = pattern.replace(new RegExp("\\" + SPECIAL_CHARS[i], "g"), "\\" + SPECIAL_CHARS[i]); - } - var EQUIVALENT_MATCHERS = { - "A": "%a", - "B": "%b", - "c": "%a %b %d %H:%M:%S %Y", - "D": "%m\\/%d\\/%y", - "e": "%d", - "F": "%Y-%m-%d", - "h": "%b", - "R": "%H\\:%M", - "r": "%I\\:%M\\:%S\\s%p", - "T": "%H\\:%M\\:%S", - "x": "%m\\/%d\\/(?:%y|%Y)", - "X": "%H\\:%M\\:%S" - }; - var DATE_PATTERNS = { - /* weekday name */ "a": "(?:Sun(?:day)?)|(?:Mon(?:day)?)|(?:Tue(?:sday)?)|(?:Wed(?:nesday)?)|(?:Thu(?:rsday)?)|(?:Fri(?:day)?)|(?:Sat(?:urday)?)", - /* month name */ "b": "(?:Jan(?:uary)?)|(?:Feb(?:ruary)?)|(?:Mar(?:ch)?)|(?:Apr(?:il)?)|May|(?:Jun(?:e)?)|(?:Jul(?:y)?)|(?:Aug(?:ust)?)|(?:Sep(?:tember)?)|(?:Oct(?:ober)?)|(?:Nov(?:ember)?)|(?:Dec(?:ember)?)", - /* century */ "C": "\\d\\d", - /* day of month */ "d": "0[1-9]|[1-9](?!\\d)|1\\d|2\\d|30|31", - /* hour (24hr) */ "H": "\\d(?!\\d)|[0,1]\\d|20|21|22|23", - /* hour (12hr) */ "I": "\\d(?!\\d)|0\\d|10|11|12", - /* day of year */ "j": "00[1-9]|0?[1-9](?!\\d)|0?[1-9]\\d(?!\\d)|[1,2]\\d\\d|3[0-6]\\d", - /* month */ "m": "0[1-9]|[1-9](?!\\d)|10|11|12", - /* minutes */ "M": "0\\d|\\d(?!\\d)|[1-5]\\d", - /* whitespace */ "n": " ", - /* AM/PM */ "p": "AM|am|PM|pm|A\\.M\\.|a\\.m\\.|P\\.M\\.|p\\.m\\.", - /* seconds */ "S": "0\\d|\\d(?!\\d)|[1-5]\\d|60", - /* week number */ "U": "0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53", - /* week number */ "W": "0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53", - /* weekday number */ "w": "[0-6]", - /* 2-digit year */ "y": "\\d\\d", - /* 4-digit year */ "Y": "\\d\\d\\d\\d", - /* whitespace */ "t": " ", - /* time zone */ "z": "Z|(?:[\\+\\-]\\d\\d:?(?:\\d\\d)?)" - }; - var MONTH_NUMBERS = { - JAN: 0, - FEB: 1, - MAR: 2, - APR: 3, - MAY: 4, - JUN: 5, - JUL: 6, - AUG: 7, - SEP: 8, - OCT: 9, - NOV: 10, - DEC: 11 - }; - var DAY_NUMBERS_SUN_FIRST = { - SUN: 0, - MON: 1, - TUE: 2, - WED: 3, - THU: 4, - FRI: 5, - SAT: 6 - }; - var DAY_NUMBERS_MON_FIRST = { - MON: 0, - TUE: 1, - WED: 2, - THU: 3, - FRI: 4, - SAT: 5, - SUN: 6 - }; - var capture = []; - var pattern_out = pattern.replace(/%(.)/g, (m, c) => EQUIVALENT_MATCHERS[c] || m).replace(/%(.)/g, (_, c) => { - let pat = DATE_PATTERNS[c]; - if (pat) { - capture.push(c); - return `(${pat})`; - } else { - return c; - } - }).replace(/\s+/g, "\\s*"); - var matches = new RegExp("^" + pattern_out, "i").exec(UTF8ToString(buf)); - function initDate() { - function fixup(value, min, max) { - return (typeof value != "number" || isNaN(value)) ? min : (value >= min ? (value <= max ? value : max) : min); - } - return { - year: fixup(HEAP32[(((tm) + (20)) >> 2)] + 1900, 1970, 9999), - month: fixup(HEAP32[(((tm) + (16)) >> 2)], 0, 11), - day: fixup(HEAP32[(((tm) + (12)) >> 2)], 1, 31), - hour: fixup(HEAP32[(((tm) + (8)) >> 2)], 0, 23), - min: fixup(HEAP32[(((tm) + (4)) >> 2)], 0, 59), - sec: fixup(HEAP32[((tm) >> 2)], 0, 59), - gmtoff: 0 - }; - } - if (matches) { - var date = initDate(); - var value; - var getMatch = symbol => { - var pos = capture.indexOf(symbol); - if (pos >= 0) { - return matches[pos + 1]; - } - return; - }; - if ((value = getMatch("S"))) { - date.sec = jstoi_q(value); - } - if ((value = getMatch("M"))) { - date.min = jstoi_q(value); - } - if ((value = getMatch("H"))) { - date.hour = jstoi_q(value); - } else if ((value = getMatch("I"))) { - var hour = jstoi_q(value); - if ((value = getMatch("p"))) { - hour += value.toUpperCase()[0] === "P" ? 12 : 0; - } - date.hour = hour; - } - if ((value = getMatch("Y"))) { - date.year = jstoi_q(value); - } else if ((value = getMatch("y"))) { - var year = jstoi_q(value); - if ((value = getMatch("C"))) { - year += jstoi_q(value) * 100; - } else { - year += year < 69 ? 2e3 : 1900; - } - date.year = year; - } - if ((value = getMatch("m"))) { - date.month = jstoi_q(value) - 1; - } else if ((value = getMatch("b"))) { - date.month = MONTH_NUMBERS[value.substring(0, 3).toUpperCase()] || 0; - } - if ((value = getMatch("d"))) { - date.day = jstoi_q(value); - } else if ((value = getMatch("j"))) { - var day = jstoi_q(value); - var leapYear = isLeapYear(date.year); - for (var month = 0; month < 12; ++month) { - var daysUntilMonth = arraySum(leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, month - 1); - if (day <= daysUntilMonth + (leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR)[month]) { - date.day = day - daysUntilMonth; - } - } - } else if ((value = getMatch("a"))) { - var weekDay = value.substring(0, 3).toUpperCase(); - if ((value = getMatch("U"))) { - var weekDayNumber = DAY_NUMBERS_SUN_FIRST[weekDay]; - var weekNumber = jstoi_q(value); - var janFirst = new Date(date.year, 0, 1); - var endDate; - if (janFirst.getDay() === 0) { - endDate = addDays(janFirst, weekDayNumber + 7 * (weekNumber - 1)); - } else { - endDate = addDays(janFirst, 7 - janFirst.getDay() + weekDayNumber + 7 * (weekNumber - 1)); - } - date.day = endDate.getDate(); - date.month = endDate.getMonth(); - } else if ((value = getMatch("W"))) { - var weekDayNumber = DAY_NUMBERS_MON_FIRST[weekDay]; - var weekNumber = jstoi_q(value); - var janFirst = new Date(date.year, 0, 1); - var endDate; - if (janFirst.getDay() === 1) { - endDate = addDays(janFirst, weekDayNumber + 7 * (weekNumber - 1)); - } else { - endDate = addDays(janFirst, 7 - janFirst.getDay() + 1 + weekDayNumber + 7 * (weekNumber - 1)); - } - date.day = endDate.getDate(); - date.month = endDate.getMonth(); - } - } - if ((value = getMatch("z"))) { - if (value.toLowerCase() === "z") { - date.gmtoff = 0; - } else { - var match = value.match(/^((?:\-|\+)\d\d):?(\d\d)?/); - date.gmtoff = match[1] * 3600; - if (match[2]) { - date.gmtoff += date.gmtoff > 0 ? match[2] * 60 : -match[2] * 60; - } - } - } - /* + // The rest of the code comes from the built php.js file and esm-suffix.js + // include: shell.js + // The Module object: Our interface to the outside world. We import + // and export values on it. There are various ways Module can be used: + // 1. Not defined. We create it here + // 2. A function parameter, function(moduleArg) => Promise + // 3. pre-run appended it, var Module = {}; ..generated code.. + // 4. External script tag defines var Module. + // We need to check if Module already exists (e.g. case 3 above). + // Substitution will be replaced with actual code on later stage of the build, + // this way Closure Compiler will not mangle it (e.g. case 4. above). + // Note that if you want to run closure, and also to use Module + // after the generated code, you will need to define var Module = {}; + // before the code. Then that object will be used in the code, and you + // can continue to use Module afterwards as well. + var Module = typeof PHPLoader != 'undefined' ? PHPLoader : {}; + + var ENVIRONMENT_IS_WORKER = RuntimeName === 'WORKER'; + + var ENVIRONMENT_IS_NODE = RuntimeName === 'NODE'; + + if (ENVIRONMENT_IS_NODE) { + } + + // --pre-jses are emitted after the Module integration code, so that they can + // refer to Module (if they choose; they can also define Module) + // Sometimes an existing Module object exists with properties + // meant to overwrite the default module functionality. Here + // we collect those properties and reapply _after_ we configure + // the current environment's defaults to avoid having to be so + // defensive during initialization. + var moduleOverrides = Object.assign({}, Module); + + var arguments_ = []; + + var thisProgram = './this.program'; + + var quit_ = (status, toThrow) => { + throw toThrow; + }; + + // `/` should be present at the end if `scriptDirectory` is not empty + var scriptDirectory = ''; + + function locateFile(path) { + if (Module['locateFile']) { + return Module['locateFile'](path, scriptDirectory); + } + return scriptDirectory + path; + } + + // Hooks that are implemented differently in different runtime environments. + var readAsync, readBinary; + + if (ENVIRONMENT_IS_NODE) { + // These modules will usually be used on Node.js. Load them eagerly to avoid + // the complexity of lazy-loading. + var fs = require('fs'); + var nodePath = require('path'); + scriptDirectory = __dirname + '/'; + // include: node_shell_read.js + readBinary = (filename) => { + // We need to re-wrap `file://` strings to URLs. + filename = isFileURI(filename) ? new URL(filename) : filename; + var ret = fs.readFileSync(filename); + return ret; + }; + readAsync = async (filename, binary = true) => { + // See the comment in the `readBinary` function. + filename = isFileURI(filename) ? new URL(filename) : filename; + var ret = fs.readFileSync(filename, binary ? undefined : 'utf8'); + return ret; + }; + // end include: node_shell_read.js + if (!Module['thisProgram'] && process.argv.length > 1) { + thisProgram = process.argv[1].replace(/\\/g, '/'); + } + arguments_ = process.argv.slice(2); + if (typeof module != 'undefined') { + module['exports'] = Module; + } + quit_ = (status, toThrow) => { + process.exitCode = status; + throw toThrow; + }; + } // Note that this includes Node.js workers when relevant (pthreads is enabled). + // Node.js workers are detected as a combination of ENVIRONMENT_IS_WORKER and + // ENVIRONMENT_IS_NODE. + else { + } + + var out = Module['print'] || console.log.bind(console); + + var err = Module['printErr'] || console.error.bind(console); + + // Merge back in the overrides + Object.assign(Module, moduleOverrides); + + // Free the object hierarchy contained in the overrides, this lets the GC + // reclaim data used. + moduleOverrides = null; + + // Emit code to handle expected values on the Module object. This applies Module.x + // to the proper local x. This has two benefits: first, we only emit it if it is + // expected to arrive, and second, by using a local everywhere else that can be + // minified. + if (Module['arguments']) arguments_ = Module['arguments']; + + if (Module['thisProgram']) thisProgram = Module['thisProgram']; + if (Module['quit']) quit_ = Module['quit']; + + // perform assertions in shell.js after we set up out() and err(), as otherwise if an assertion fails it cannot print the message + // end include: shell.js + // include: preamble.js + // === Preamble library stuff === + // Documentation for the public APIs defined in this file must be updated in: + // site/source/docs/api_reference/preamble.js.rst + // A prebuilt local version of the documentation is available at: + // site/build/text/docs/api_reference/preamble.js.txt + // You can also build docs locally as HTML or other formats in site/ + // An online HTML version (which may be of a different version of Emscripten) + // is up at http://kripken.github.io/emscripten-site/docs/api_reference/preamble.js.html + var wasmBinary = Module['wasmBinary']; + + // end include: base64Utils.js + // Wasm globals + var wasmMemory; + + //======================================== + // Runtime essentials + //======================================== + // whether we are quitting the application. no code should run after this. + // set in exit() and abort() + var ABORT = false; + + // set by exit() and abort(). Passed to 'onExit' handler. + // NOTE: This is also used as the process return code code in shell environments + // but only when noExitRuntime is false. + var EXITSTATUS; + + // In STRICT mode, we only define assert() when ASSERTIONS is set. i.e. we + // don't define it at all in release modes. This matches the behaviour of + // MINIMAL_RUNTIME. + // TODO(sbc): Make this the default even without STRICT enabled. + /** @type {function(*, string=)} */ function assert(condition, text) { + if (!condition) { + // This build was created without ASSERTIONS defined. `assert()` should not + // ever be called in this configuration but in case there are callers in + // the wild leave this simple abort() implementation here for now. + abort(text); + } + } + + // Memory management + var /** @type {!Int8Array} */ HEAP8, + /** @type {!Uint8Array} */ HEAPU8, + /** @type {!Int16Array} */ HEAP16, + /** @type {!Uint16Array} */ HEAPU16, + /** @type {!Int32Array} */ HEAP32, + /** @type {!Uint32Array} */ HEAPU32, + /** @type {!Float32Array} */ HEAPF32, + /** @type {!Float64Array} */ HEAPF64; + + // include: runtime_shared.js + function updateMemoryViews() { + var b = wasmMemory.buffer; + Module['HEAP8'] = HEAP8 = new Int8Array(b); + Module['HEAP16'] = HEAP16 = new Int16Array(b); + Module['HEAPU8'] = HEAPU8 = new Uint8Array(b); + Module['HEAPU16'] = HEAPU16 = new Uint16Array(b); + Module['HEAP32'] = HEAP32 = new Int32Array(b); + Module['HEAPU32'] = HEAPU32 = new Uint32Array(b); + Module['HEAPF32'] = HEAPF32 = new Float32Array(b); + Module['HEAPF64'] = HEAPF64 = new Float64Array(b); + } + + // end include: runtime_shared.js + // include: runtime_stack_check.js + // end include: runtime_stack_check.js + var __ATPRERUN__ = []; + + // functions called before the runtime is initialized + var __ATINIT__ = []; + + // functions called during startup + var __ATEXIT__ = []; + + // functions called during shutdown + var __ATPOSTRUN__ = []; + + // functions called after the main() is called + var runtimeInitialized = false; + + var runtimeExited = false; + + function preRun() { + if (Module['preRun']) { + if (typeof Module['preRun'] == 'function') + Module['preRun'] = [Module['preRun']]; + while (Module['preRun'].length) { + addOnPreRun(Module['preRun'].shift()); + } + } + callRuntimeCallbacks(__ATPRERUN__); + } + + function initRuntime() { + runtimeInitialized = true; + SOCKFS.root = FS.mount(SOCKFS, {}, null); + if (!Module['noFSInit'] && !FS.initialized) FS.init(); + FS.ignorePermissions = false; + TTY.init(); + PIPEFS.root = FS.mount(PIPEFS, {}, null); + callRuntimeCallbacks(__ATINIT__); + } + + function exitRuntime() { + ___funcs_on_exit(); + // Native atexit() functions + callRuntimeCallbacks(__ATEXIT__); + FS.quit(); + TTY.shutdown(); + runtimeExited = true; + } + + function postRun() { + if (Module['postRun']) { + if (typeof Module['postRun'] == 'function') + Module['postRun'] = [Module['postRun']]; + while (Module['postRun'].length) { + addOnPostRun(Module['postRun'].shift()); + } + } + callRuntimeCallbacks(__ATPOSTRUN__); + } + + function addOnPreRun(cb) { + __ATPRERUN__.unshift(cb); + } + + function addOnInit(cb) { + __ATINIT__.unshift(cb); + } + + function addOnPostRun(cb) { + __ATPOSTRUN__.unshift(cb); + } + + // include: runtime_math.js + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/imul + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/fround + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/clz32 + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/trunc + // end include: runtime_math.js + // A counter of dependencies for calling run(). If we need to + // do asynchronous work before running, increment this and + // decrement it. Incrementing must happen in a place like + // Module.preRun (used by emcc to add file preloading). + // Note that you can add dependencies in preRun, even though + // it happens right before run - run will be postponed until + // the dependencies are met. + var runDependencies = 0; + + var dependenciesFulfilled = null; + + // overridden to take different actions when all run dependencies are fulfilled + function getUniqueRunDependency(id) { + return id; + } + + function addRunDependency(id) { + runDependencies++; + Module['monitorRunDependencies']?.(runDependencies); + } + + function removeRunDependency(id) { + runDependencies--; + Module['monitorRunDependencies']?.(runDependencies); + if (runDependencies == 0) { + if (dependenciesFulfilled) { + var callback = dependenciesFulfilled; + dependenciesFulfilled = null; + callback(); + } + } + } + + /** @param {string|number=} what */ function abort(what) { + Module['onAbort']?.(what); + what = 'Aborted(' + what + ')'; + // TODO(sbc): Should we remove printing and leave it up to whoever + // catches the exception? + err(what); + ABORT = true; + what += '. Build with -sASSERTIONS for more info.'; + // Use a wasm runtime error, because a JS error might be seen as a foreign + // exception, which means we'd run destructors on it. We need the error to + // simply make the program stop. + // FIXME This approach does not work in Wasm EH because it currently does not assume + // all RuntimeErrors are from traps; it decides whether a RuntimeError is from + // a trap or not based on a hidden field within the object. So at the moment + // we don't have a way of throwing a wasm trap from JS. TODO Make a JS API that + // allows this in the wasm spec. + // Suppress closure compiler warning here. Closure compiler's builtin extern + // definition for WebAssembly.RuntimeError claims it takes no arguments even + // though it can. + // TODO(https://github.com/google/closure-compiler/pull/3913): Remove if/when upstream closure gets fixed. + /** @suppress {checkTypes} */ var e = new WebAssembly.RuntimeError( + what + ); + // Throw the error whether or not MODULARIZE is set because abort is used + // in code paths apart from instantiation where an exception is expected + // to be thrown when abort is called. + throw e; + } + + // include: memoryprofiler.js + // end include: memoryprofiler.js + // include: URIUtils.js + // Prefix of data URIs emitted by SINGLE_FILE and related options. + var dataURIPrefix = 'data:application/octet-stream;base64,'; + + /** + * Indicates whether filename is a base64 data URI. + * @noinline + */ var isDataURI = (filename) => filename.startsWith(dataURIPrefix); + + /** + * Indicates whether filename is delivered via file protocol (as opposed to http/https) + * @noinline + */ var isFileURI = (filename) => filename.startsWith('file://'); + + // end include: URIUtils.js + // include: runtime_exceptions.js + // end include: runtime_exceptions.js + function findWasmBinary() { + var f = dependencyFilename; + if (!isDataURI(f)) { + return locateFile(f); + } + return f; + } + + var wasmBinaryFile; + + function getBinarySync(file) { + if (file == wasmBinaryFile && wasmBinary) { + return new Uint8Array(wasmBinary); + } + if (readBinary) { + return readBinary(file); + } + throw 'both async and sync fetching of the wasm failed'; + } + + async function getWasmBinary(binaryFile) { + // If we don't have the binary yet, load it asynchronously using readAsync. + if (!wasmBinary) { + // Fetch the binary using readAsync + try { + var response = await readAsync(binaryFile); + return new Uint8Array(response); + } catch {} + } + // Otherwise, getBinarySync should be able to get it synchronously + return getBinarySync(binaryFile); + } + + async function instantiateArrayBuffer(binaryFile, imports) { + try { + var binary = await getWasmBinary(binaryFile); + var instance = await WebAssembly.instantiate(binary, imports); + return instance; + } catch (reason) { + err(`failed to asynchronously prepare wasm: ${reason}`); + abort(reason); + } + } + + async function instantiateAsync(binary, binaryFile, imports) { + if ( + !binary && + typeof WebAssembly.instantiateStreaming == 'function' && + !isDataURI(binaryFile) && // Avoid instantiateStreaming() on Node.js environment for now, as while + // Node.js v18.1.0 implements it, it does not have a full fetch() + // implementation yet. + // Reference: + // https://github.com/emscripten-core/emscripten/pull/16917 + !ENVIRONMENT_IS_NODE && + typeof fetch == 'function' + ) { + try { + var response = fetch(binaryFile, { + credentials: 'same-origin', + }); + var instantiationResult = + await WebAssembly.instantiateStreaming(response, imports); + return instantiationResult; + } catch (reason) { + // We expect the most common failure cause to be a bad MIME type for the binary, + // in which case falling back to ArrayBuffer instantiation should work. + err(`wasm streaming compile failed: ${reason}`); + err('falling back to ArrayBuffer instantiation'); + } + } + return instantiateArrayBuffer(binaryFile, imports); + } + + function getWasmImports() { + // prepare imports + return { + a: wasmImports, + }; + } + + // Create the wasm instance. + // Receives the wasm imports, returns the exports. + async function createWasm() { + // Load the wasm module and create an instance of using native support in the JS engine. + // handle a generated wasm instance, receiving its exports and + // performing other necessary setup + /** @param {WebAssembly.Module=} module*/ function receiveInstance( + instance, + module + ) { + wasmExports = instance.exports; + wasmExports = Asyncify.instrumentWasmExports(wasmExports); + Module['wasmExports'] = wasmExports; + wasmMemory = wasmExports['Wa']; + updateMemoryViews(); + wasmTable = wasmExports['Ya']; + addOnInit(wasmExports['Xa']); + removeRunDependency('wasm-instantiate'); + return wasmExports; + } + // wait for the pthread pool (if any) + addRunDependency('wasm-instantiate'); + // Prefer streaming instantiation if available. + function receiveInstantiationResult(result) { + // 'result' is a ResultObject object which has both the module and instance. + // receiveInstance() will swap in the exports (to Module.asm) so they can be called + // TODO: Due to Closure regression https://github.com/google/closure-compiler/issues/3193, the above line no longer optimizes out down to the following line. + // When the regression is fixed, can restore the above PTHREADS-enabled path. + receiveInstance(result['instance']); + } + var info = getWasmImports(); + // User shell pages can write their own Module.instantiateWasm = function(imports, successCallback) callback + // to manually instantiate the Wasm module themselves. This allows pages to + // run the instantiation parallel to any other async startup actions they are + // performing. + // Also pthreads and wasm workers initialize the wasm instance through this + // path. + if (Module['instantiateWasm']) { + try { + return Module['instantiateWasm'](info, receiveInstance); + } catch (e) { + err(`Module.instantiateWasm callback failed with error: ${e}`); + return false; + } + } + wasmBinaryFile ??= findWasmBinary(); + var result = await instantiateAsync(wasmBinary, wasmBinaryFile, info); + receiveInstantiationResult(result); + return result; + } + + // Globals used by JS i64 conversions (see makeSetValue) + var tempDouble; + + var tempI64; + + // include: runtime_debug.js + // end include: runtime_debug.js + // === Body === + function js_popen_to_file(command, mode, exitCodePtr) { + const returnCallback = (resolver) => Asyncify.handleSleep(resolver); + if (!command) return 1; + const cmdstr = UTF8ToString(command); + if (!cmdstr.length) return 0; + const modestr = UTF8ToString(mode); + if (!modestr.length) return 0; + if (modestr === 'w') { + console.error('popen($cmd, "w") is not implemented yet'); + } + return returnCallback(async (wakeUp) => { + let cp; + try { + cp = PHPWASM.spawnProcess(cmdstr, []); + if (cp instanceof Promise) { + cp = await cp; + } + } catch (e) { + console.error(e); + if (e.code === 'SPAWN_UNSUPPORTED') { + return 1; + } + throw e; + } + const outByteArrays = []; + cp.stdout.on('data', function (data) { + outByteArrays.push(data); + }); + const outputPath = '/tmp/popen_output'; + cp.on('exit', function (exitCode) { + const outBytes = new Uint8Array( + outByteArrays.reduce((acc, curr) => acc + curr.length, 0) + ); + let offset = 0; + for (const byteArray of outByteArrays) { + outBytes.set(byteArray, offset); + offset += byteArray.length; + } + FS.writeFile(outputPath, outBytes); + HEAPU8[exitCodePtr] = exitCode; + wakeUp(allocateUTF8OnStack(outputPath)); + }); + }); + } + + function wasm_poll_socket(socketd, events, timeout) { + const returnCallback = (resolver) => Asyncify.handleSleep(resolver); + const POLLIN = 1; + const POLLPRI = 2; + const POLLOUT = 4; + const POLLERR = 8; + const POLLHUP = 16; + const POLLNVAL = 32; + return returnCallback((wakeUp) => { + const polls = []; + if (socketd in PHPWASM.child_proc_by_fd) { + const procInfo = PHPWASM.child_proc_by_fd[socketd]; + if (procInfo.exited) { + wakeUp(0); + return; + } + polls.push(PHPWASM.awaitEvent(procInfo.stdout, 'data')); + } else if (FS.isSocket(FS.getStream(socketd)?.node.mode)) { + const sock = getSocketFromFD(socketd); + if (!sock) { + wakeUp(0); + return; + } + const lookingFor = new Set(); + if (events & POLLIN || events & POLLPRI) { + if (sock.server) { + for (const client of sock.pending) { + if ((client.recv_queue || []).length > 0) { + wakeUp(1); + return; + } + } + } else if ((sock.recv_queue || []).length > 0) { + wakeUp(1); + return; + } + } + const webSockets = PHPWASM.getAllWebSockets(sock); + if (!webSockets.length) { + wakeUp(0); + return; + } + for (const ws of webSockets) { + if (events & POLLIN || events & POLLPRI) { + polls.push(PHPWASM.awaitData(ws)); + lookingFor.add('POLLIN'); + } + if (events & POLLOUT) { + polls.push(PHPWASM.awaitConnection(ws)); + lookingFor.add('POLLOUT'); + } + if (events & POLLHUP) { + polls.push(PHPWASM.awaitClose(ws)); + lookingFor.add('POLLHUP'); + } + if (events & POLLERR || events & POLLNVAL) { + polls.push(PHPWASM.awaitError(ws)); + lookingFor.add('POLLERR'); + } + } + } else { + setTimeout(function () { + wakeUp(1); + }, timeout); + return; + } + if (polls.length === 0) { + console.warn( + 'Unsupported poll event ' + + events + + ', defaulting to setTimeout().' + ); + setTimeout(function () { + wakeUp(0); + }, timeout); + return; + } + const promises = polls.map(([promise]) => promise); + const clearPolling = () => polls.forEach(([, clear]) => clear()); + let awaken = false; + let timeoutId; + Promise.race(promises).then(function (results) { + if (!awaken) { + awaken = true; + wakeUp(1); + if (timeoutId) { + clearTimeout(timeoutId); + } + clearPolling(); + } + }); + if (timeout !== -1) { + timeoutId = setTimeout(function () { + if (!awaken) { + awaken = true; + wakeUp(0); + clearPolling(); + } + }, timeout); + } + }); + } + + function js_fd_read(fd, iov, iovcnt, pnum) { + const returnCallback = (resolver) => Asyncify.handleSleep(resolver); + if ( + Asyncify?.State?.Normal === undefined || + Asyncify?.state === Asyncify?.State?.Normal + ) { + var returnCode; + var stream; + let num = 0; + try { + stream = SYSCALLS.getStreamFromFD(fd); + const num = doReadv(stream, iov, iovcnt); + HEAPU32[pnum >> 2] = num; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) { + throw e; + } + if ( + e.errno !== 6 || + !(stream?.fd in PHPWASM.child_proc_by_fd) + ) { + HEAPU32[pnum >> 2] = 0; + return returnCode; + } + } + } + return returnCallback((wakeUp) => { + var retries = 0; + var interval = 50; + var timeout = 5e3; + var maxRetries = timeout / interval; + function poll() { + var returnCode; + var stream; + let num; + try { + stream = SYSCALLS.getStreamFromFD(fd); + num = doReadv(stream, iov, iovcnt); + returnCode = 0; + } catch (e) { + if ( + typeof FS == 'undefined' || + !(e.name === 'ErrnoError') + ) { + console.error(e); + throw e; + } + returnCode = e.errno; + } + const success = returnCode === 0; + const failure = + ++retries > maxRetries || + !(fd in PHPWASM.child_proc_by_fd) || + PHPWASM.child_proc_by_fd[fd]?.exited || + FS.isClosed(stream); + if (success) { + HEAPU32[pnum >> 2] = num; + wakeUp(0); + } else if (failure) { + HEAPU32[pnum >> 2] = 0; + wakeUp(returnCode === 6 ? 0 : returnCode); + } else { + setTimeout(poll, interval); + } + } + poll(); + }); + } + + function __asyncjs__js_module_onMessage(data, response_buffer) { + return Asyncify.handleAsync(async () => { + if (Module['onMessage']) { + const dataStr = UTF8ToString(data); + return Module['onMessage'](dataStr) + .then((response) => { + const responseBytes = + typeof response === 'string' + ? new TextEncoder().encode(response) + : response; + const responseSize = responseBytes.byteLength; + const responsePtr = _malloc(responseSize + 1); + HEAPU8.set(responseBytes, responsePtr); + HEAPU8[responsePtr + responseSize] = 0; + HEAPU8[response_buffer] = responsePtr; + HEAPU8[response_buffer + 1] = responsePtr >> 8; + HEAPU8[response_buffer + 2] = responsePtr >> 16; + HEAPU8[response_buffer + 3] = responsePtr >> 24; + return responseSize; + }) + .catch((e) => { + console.error(e); + return -1; + }); + } + }); + } + + // end include: preamble.js + class ExitStatus { + name = 'ExitStatus'; + constructor(status) { + this.message = `Program terminated with exit(${status})`; + this.status = status; + } + } + ExitStatus = class PHPExitStatus extends Error { + constructor(status) { + super(status); + this.name = 'ExitStatus'; + this.message = 'Program terminated with exit(' + status + ')'; + this.status = status; + } + }; + + var callRuntimeCallbacks = (callbacks) => { + while (callbacks.length > 0) { + // Pass the module as the first argument. + callbacks.shift()(Module); + } + }; + + var noExitRuntime = Module['noExitRuntime'] || false; + + var stackRestore = (val) => __emscripten_stack_restore(val); + + var stackSave = () => _emscripten_stack_get_current(); + + var UTF8Decoder = + typeof TextDecoder != 'undefined' ? new TextDecoder() : undefined; + + /** + * Given a pointer 'idx' to a null-terminated UTF8-encoded string in the given + * array that contains uint8 values, returns a copy of that string as a + * Javascript String object. + * heapOrArray is either a regular array, or a JavaScript typed array view. + * @param {number=} idx + * @param {number=} maxBytesToRead + * @return {string} + */ var UTF8ArrayToString = ( + heapOrArray, + idx = 0, + maxBytesToRead = NaN + ) => { + var endIdx = idx + maxBytesToRead; + var endPtr = idx; + // TextDecoder needs to know the byte length in advance, it doesn't stop on + // null terminator by itself. Also, use the length info to avoid running tiny + // strings through TextDecoder, since .subarray() allocates garbage. + // (As a tiny code save trick, compare endPtr against endIdx using a negation, + // so that undefined/NaN means Infinity) + while (heapOrArray[endPtr] && !(endPtr >= endIdx)) ++endPtr; + if (endPtr - idx > 16 && heapOrArray.buffer && UTF8Decoder) { + return UTF8Decoder.decode(heapOrArray.subarray(idx, endPtr)); + } + var str = ''; + // If building with TextDecoder, we have already computed the string length + // above, so test loop end condition against that + while (idx < endPtr) { + // For UTF8 byte structure, see: + // http://en.wikipedia.org/wiki/UTF-8#Description + // https://www.ietf.org/rfc/rfc2279.txt + // https://tools.ietf.org/html/rfc3629 + var u0 = heapOrArray[idx++]; + if (!(u0 & 128)) { + str += String.fromCharCode(u0); + continue; + } + var u1 = heapOrArray[idx++] & 63; + if ((u0 & 224) == 192) { + str += String.fromCharCode(((u0 & 31) << 6) | u1); + continue; + } + var u2 = heapOrArray[idx++] & 63; + if ((u0 & 240) == 224) { + u0 = ((u0 & 15) << 12) | (u1 << 6) | u2; + } else { + u0 = + ((u0 & 7) << 18) | + (u1 << 12) | + (u2 << 6) | + (heapOrArray[idx++] & 63); + } + if (u0 < 65536) { + str += String.fromCharCode(u0); + } else { + var ch = u0 - 65536; + str += String.fromCharCode( + 55296 | (ch >> 10), + 56320 | (ch & 1023) + ); + } + } + return str; + }; + + /** + * Given a pointer 'ptr' to a null-terminated UTF8-encoded string in the + * emscripten HEAP, returns a copy of that string as a Javascript String object. + * + * @param {number} ptr + * @param {number=} maxBytesToRead - An optional length that specifies the + * maximum number of bytes to read. You can omit this parameter to scan the + * string until the first 0 byte. If maxBytesToRead is passed, and the string + * at [ptr, ptr+maxBytesToReadr[ contains a null byte in the middle, then the + * string will cut short at that byte index (i.e. maxBytesToRead will not + * produce a string of exact length [ptr, ptr+maxBytesToRead[) N.B. mixing + * frequent uses of UTF8ToString() with and without maxBytesToRead may throw + * JS JIT optimizations off, so it is worth to consider consistently using one + * @return {string} + */ var UTF8ToString = (ptr, maxBytesToRead) => + ptr ? UTF8ArrayToString(HEAPU8, ptr, maxBytesToRead) : ''; + + Module['UTF8ToString'] = UTF8ToString; + + var ___assert_fail = (condition, filename, line, func) => + abort( + `Assertion failed: ${UTF8ToString(condition)}, at: ` + + [ + filename ? UTF8ToString(filename) : 'unknown filename', + line, + func ? UTF8ToString(func) : 'unknown function', + ] + ); + + var ___call_sighandler = (fp, sig) => ((a1) => dynCall_vi(fp, a1))(sig); + + var initRandomFill = () => { + if ( + typeof crypto == 'object' && + typeof crypto['getRandomValues'] == 'function' + ) { + // for modern web browsers + return (view) => crypto.getRandomValues(view); + } else if (ENVIRONMENT_IS_NODE) { + // for nodejs with or without crypto support included + try { + var crypto_module = require('crypto'); + var randomFillSync = crypto_module['randomFillSync']; + if (randomFillSync) { + // nodejs with LTS crypto support + return (view) => crypto_module['randomFillSync'](view); + } + // very old nodejs with the original crypto API + var randomBytes = crypto_module['randomBytes']; + return (view) => ( + view.set(randomBytes(view.byteLength)), // Return the original view to match modern native implementations. + view + ); + } catch (e) {} + } + // we couldn't find a proper implementation, as Math.random() is not suitable for /dev/random, see emscripten-core/emscripten/pull/7096 + abort('initRandomDevice'); + }; + + var randomFill = (view) => (randomFill = initRandomFill())(view); + + var PATH = { + isAbs: (path) => path.charAt(0) === '/', + splitPath: (filename) => { + var splitPathRe = + /^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/; + return splitPathRe.exec(filename).slice(1); + }, + normalizeArray: (parts, allowAboveRoot) => { + // if the path tries to go above the root, `up` ends up > 0 + var up = 0; + for (var i = parts.length - 1; i >= 0; i--) { + var last = parts[i]; + if (last === '.') { + parts.splice(i, 1); + } else if (last === '..') { + parts.splice(i, 1); + up++; + } else if (up) { + parts.splice(i, 1); + up--; + } + } + // if the path is allowed to go above the root, restore leading ..s + if (allowAboveRoot) { + for (; up; up--) { + parts.unshift('..'); + } + } + return parts; + }, + normalize: (path) => { + var isAbsolute = PATH.isAbs(path), + trailingSlash = path.substr(-1) === '/'; + // Normalize the path + path = PATH.normalizeArray( + path.split('/').filter((p) => !!p), + !isAbsolute + ).join('/'); + if (!path && !isAbsolute) { + path = '.'; + } + if (path && trailingSlash) { + path += '/'; + } + return (isAbsolute ? '/' : '') + path; + }, + dirname: (path) => { + var result = PATH.splitPath(path), + root = result[0], + dir = result[1]; + if (!root && !dir) { + // No dirname whatsoever + return '.'; + } + if (dir) { + // It has a dirname, strip trailing slash + dir = dir.substr(0, dir.length - 1); + } + return root + dir; + }, + basename: (path) => { + // EMSCRIPTEN return '/'' for '/', not an empty string + if (path === '/') return '/'; + path = PATH.normalize(path); + path = path.replace(/\/$/, ''); + var lastSlash = path.lastIndexOf('/'); + if (lastSlash === -1) return path; + return path.substr(lastSlash + 1); + }, + join: (...paths) => PATH.normalize(paths.join('/')), + join2: (l, r) => PATH.normalize(l + '/' + r), + }; + + var PATH_FS = { + resolve: (...args) => { + var resolvedPath = '', + resolvedAbsolute = false; + for (var i = args.length - 1; i >= -1 && !resolvedAbsolute; i--) { + var path = i >= 0 ? args[i] : FS.cwd(); + // Skip empty and invalid entries + if (typeof path != 'string') { + throw new TypeError( + 'Arguments to path.resolve must be strings' + ); + } else if (!path) { + return ''; + } + // an invalid portion invalidates the whole thing + resolvedPath = path + '/' + resolvedPath; + resolvedAbsolute = PATH.isAbs(path); + } + // At this point the path should be resolved to a full absolute path, but + // handle relative paths to be safe (might happen when process.cwd() fails) + resolvedPath = PATH.normalizeArray( + resolvedPath.split('/').filter((p) => !!p), + !resolvedAbsolute + ).join('/'); + return (resolvedAbsolute ? '/' : '') + resolvedPath || '.'; + }, + relative: (from, to) => { + from = PATH_FS.resolve(from).substr(1); + to = PATH_FS.resolve(to).substr(1); + function trim(arr) { + var start = 0; + for (; start < arr.length; start++) { + if (arr[start] !== '') break; + } + var end = arr.length - 1; + for (; end >= 0; end--) { + if (arr[end] !== '') break; + } + if (start > end) return []; + return arr.slice(start, end - start + 1); + } + var fromParts = trim(from.split('/')); + var toParts = trim(to.split('/')); + var length = Math.min(fromParts.length, toParts.length); + var samePartsLength = length; + for (var i = 0; i < length; i++) { + if (fromParts[i] !== toParts[i]) { + samePartsLength = i; + break; + } + } + var outputParts = []; + for (var i = samePartsLength; i < fromParts.length; i++) { + outputParts.push('..'); + } + outputParts = outputParts.concat(toParts.slice(samePartsLength)); + return outputParts.join('/'); + }, + }; + + var FS_stdin_getChar_buffer = []; + + var lengthBytesUTF8 = (str) => { + var len = 0; + for (var i = 0; i < str.length; ++i) { + // Gotcha: charCodeAt returns a 16-bit word that is a UTF-16 encoded code + // unit, not a Unicode code point of the character! So decode + // UTF16->UTF32->UTF8. + // See http://unicode.org/faq/utf_bom.html#utf16-3 + var c = str.charCodeAt(i); + // possibly a lead surrogate + if (c <= 127) { + len++; + } else if (c <= 2047) { + len += 2; + } else if (c >= 55296 && c <= 57343) { + len += 4; + ++i; + } else { + len += 3; + } + } + return len; + }; + + Module['lengthBytesUTF8'] = lengthBytesUTF8; + + var stringToUTF8Array = (str, heap, outIdx, maxBytesToWrite) => { + // Parameter maxBytesToWrite is not optional. Negative values, 0, null, + // undefined and false each don't write out any bytes. + if (!(maxBytesToWrite > 0)) return 0; + var startIdx = outIdx; + var endIdx = outIdx + maxBytesToWrite - 1; + // -1 for string null terminator. + for (var i = 0; i < str.length; ++i) { + // Gotcha: charCodeAt returns a 16-bit word that is a UTF-16 encoded code + // unit, not a Unicode code point of the character! So decode + // UTF16->UTF32->UTF8. + // See http://unicode.org/faq/utf_bom.html#utf16-3 + // For UTF8 byte structure, see http://en.wikipedia.org/wiki/UTF-8#Description + // and https://www.ietf.org/rfc/rfc2279.txt + // and https://tools.ietf.org/html/rfc3629 + var u = str.charCodeAt(i); + // possibly a lead surrogate + if (u >= 55296 && u <= 57343) { + var u1 = str.charCodeAt(++i); + u = (65536 + ((u & 1023) << 10)) | (u1 & 1023); + } + if (u <= 127) { + if (outIdx >= endIdx) break; + heap[outIdx++] = u; + } else if (u <= 2047) { + if (outIdx + 1 >= endIdx) break; + heap[outIdx++] = 192 | (u >> 6); + heap[outIdx++] = 128 | (u & 63); + } else if (u <= 65535) { + if (outIdx + 2 >= endIdx) break; + heap[outIdx++] = 224 | (u >> 12); + heap[outIdx++] = 128 | ((u >> 6) & 63); + heap[outIdx++] = 128 | (u & 63); + } else { + if (outIdx + 3 >= endIdx) break; + heap[outIdx++] = 240 | (u >> 18); + heap[outIdx++] = 128 | ((u >> 12) & 63); + heap[outIdx++] = 128 | ((u >> 6) & 63); + heap[outIdx++] = 128 | (u & 63); + } + } + // Null-terminate the pointer to the buffer. + heap[outIdx] = 0; + return outIdx - startIdx; + }; + + /** @type {function(string, boolean=, number=)} */ function intArrayFromString( + stringy, + dontAddNull, + length + ) { + var len = length > 0 ? length : lengthBytesUTF8(stringy) + 1; + var u8array = new Array(len); + var numBytesWritten = stringToUTF8Array( + stringy, + u8array, + 0, + u8array.length + ); + if (dontAddNull) u8array.length = numBytesWritten; + return u8array; + } + + var FS_stdin_getChar = () => { + if (!FS_stdin_getChar_buffer.length) { + var result = null; + if (ENVIRONMENT_IS_NODE) { + // we will read data by chunks of BUFSIZE + var BUFSIZE = 256; + var buf = Buffer.alloc(BUFSIZE); + var bytesRead = 0; + // For some reason we must suppress a closure warning here, even though + // fd definitely exists on process.stdin, and is even the proper way to + // get the fd of stdin, + // https://github.com/nodejs/help/issues/2136#issuecomment-523649904 + // This started to happen after moving this logic out of library_tty.js, + // so it is related to the surrounding code in some unclear manner. + /** @suppress {missingProperties} */ var fd = process.stdin.fd; + try { + bytesRead = fs.readSync(fd, buf, 0, BUFSIZE); + } catch (e) { + // Cross-platform differences: on Windows, reading EOF throws an + // exception, but on other OSes, reading EOF returns 0. Uniformize + // behavior by treating the EOF exception to return 0. + if (e.toString().includes('EOF')) bytesRead = 0; + else throw e; + } + if (bytesRead > 0) { + result = buf.slice(0, bytesRead).toString('utf-8'); + } + } else { + } + if (!result) { + return null; + } + FS_stdin_getChar_buffer = intArrayFromString(result, true); + } + return FS_stdin_getChar_buffer.shift(); + }; + + var TTY = { + ttys: [], + init() {}, + // https://github.com/emscripten-core/emscripten/pull/1555 + // if (ENVIRONMENT_IS_NODE) { + // // currently, FS.init does not distinguish if process.stdin is a file or TTY + // // device, it always assumes it's a TTY device. because of this, we're forcing + // // process.stdin to UTF8 encoding to at least make stdin reading compatible + // // with text files until FS.init can be refactored. + // process.stdin.setEncoding('utf8'); + // } + shutdown() {}, + // https://github.com/emscripten-core/emscripten/pull/1555 + // if (ENVIRONMENT_IS_NODE) { + // // inolen: any idea as to why node -e 'process.stdin.read()' wouldn't exit immediately (with process.stdin being a tty)? + // // isaacs: because now it's reading from the stream, you've expressed interest in it, so that read() kicks off a _read() which creates a ReadReq operation + // // inolen: I thought read() in that case was a synchronous operation that just grabbed some amount of buffered data if it exists? + // // isaacs: it is. but it also triggers a _read() call, which calls readStart() on the handle + // // isaacs: do process.stdin.pause() and i'd think it'd probably close the pending call + // process.stdin.pause(); + // } + register(dev, ops) { + TTY.ttys[dev] = { + input: [], + output: [], + ops, + }; + FS.registerDevice(dev, TTY.stream_ops); + }, + stream_ops: { + open(stream) { + var tty = TTY.ttys[stream.node.rdev]; + if (!tty) { + throw new FS.ErrnoError(43); + } + stream.tty = tty; + stream.seekable = false; + }, + close(stream) { + // flush any pending line data + stream.tty.ops.fsync(stream.tty); + }, + fsync(stream) { + stream.tty.ops.fsync(stream.tty); + }, + read(stream, buffer, offset, length, pos) { + /* ignored */ if (!stream.tty || !stream.tty.ops.get_char) { + throw new FS.ErrnoError(60); + } + var bytesRead = 0; + for (var i = 0; i < length; i++) { + var result; + try { + result = stream.tty.ops.get_char(stream.tty); + } catch (e) { + throw new FS.ErrnoError(29); + } + if (result === undefined && bytesRead === 0) { + throw new FS.ErrnoError(6); + } + if (result === null || result === undefined) break; + bytesRead++; + buffer[offset + i] = result; + } + if (bytesRead) { + stream.node.atime = Date.now(); + } + return bytesRead; + }, + write(stream, buffer, offset, length, pos) { + if (!stream.tty || !stream.tty.ops.put_char) { + throw new FS.ErrnoError(60); + } + try { + for (var i = 0; i < length; i++) { + stream.tty.ops.put_char(stream.tty, buffer[offset + i]); + } + } catch (e) { + throw new FS.ErrnoError(29); + } + if (length) { + stream.node.mtime = stream.node.ctime = Date.now(); + } + return i; + }, + }, + default_tty_ops: { + get_char(tty) { + return FS_stdin_getChar(); + }, + put_char(tty, val) { + if (val === null || val === 10) { + out(UTF8ArrayToString(tty.output)); + tty.output = []; + } else { + if (val != 0) tty.output.push(val); + } + }, + // val == 0 would cut text output off in the middle. + fsync(tty) { + if (tty.output && tty.output.length > 0) { + out(UTF8ArrayToString(tty.output)); + tty.output = []; + } + }, + ioctl_tcgets(tty) { + // typical setting + return { + c_iflag: 25856, + c_oflag: 5, + c_cflag: 191, + c_lflag: 35387, + c_cc: [ + 3, 28, 127, 21, 4, 0, 1, 0, 17, 19, 26, 0, 18, 15, 23, + 22, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + ], + }; + }, + ioctl_tcsets(tty, optional_actions, data) { + // currently just ignore + return 0; + }, + ioctl_tiocgwinsz(tty) { + return [24, 80]; + }, + }, + default_tty1_ops: { + put_char(tty, val) { + if (val === null || val === 10) { + err(UTF8ArrayToString(tty.output)); + tty.output = []; + } else { + if (val != 0) tty.output.push(val); + } + }, + fsync(tty) { + if (tty.output && tty.output.length > 0) { + err(UTF8ArrayToString(tty.output)); + tty.output = []; + } + }, + }, + }; + + var zeroMemory = (address, size) => { + HEAPU8.fill(0, address, address + size); + }; + + var alignMemory = (size, alignment) => + Math.ceil(size / alignment) * alignment; + + var mmapAlloc = (size) => { + size = alignMemory(size, 65536); + var ptr = _emscripten_builtin_memalign(65536, size); + if (ptr) zeroMemory(ptr, size); + return ptr; + }; + + var MEMFS = { + ops_table: null, + mount(mount) { + return MEMFS.createNode(null, '/', 16895, 0); + }, + createNode(parent, name, mode, dev) { + if (FS.isBlkdev(mode) || FS.isFIFO(mode)) { + // no supported + throw new FS.ErrnoError(63); + } + MEMFS.ops_table ||= { + dir: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + lookup: MEMFS.node_ops.lookup, + mknod: MEMFS.node_ops.mknod, + rename: MEMFS.node_ops.rename, + unlink: MEMFS.node_ops.unlink, + rmdir: MEMFS.node_ops.rmdir, + readdir: MEMFS.node_ops.readdir, + symlink: MEMFS.node_ops.symlink, + }, + stream: { + llseek: MEMFS.stream_ops.llseek, + }, + }, + file: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + }, + stream: { + llseek: MEMFS.stream_ops.llseek, + read: MEMFS.stream_ops.read, + write: MEMFS.stream_ops.write, + allocate: MEMFS.stream_ops.allocate, + mmap: MEMFS.stream_ops.mmap, + msync: MEMFS.stream_ops.msync, + }, + }, + link: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + readlink: MEMFS.node_ops.readlink, + }, + stream: {}, + }, + chrdev: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + }, + stream: FS.chrdev_stream_ops, + }, + }; + var node = FS.createNode(parent, name, mode, dev); + if (FS.isDir(node.mode)) { + node.node_ops = MEMFS.ops_table.dir.node; + node.stream_ops = MEMFS.ops_table.dir.stream; + node.contents = {}; + } else if (FS.isFile(node.mode)) { + node.node_ops = MEMFS.ops_table.file.node; + node.stream_ops = MEMFS.ops_table.file.stream; + node.usedBytes = 0; + // The actual number of bytes used in the typed array, as opposed to contents.length which gives the whole capacity. + // When the byte data of the file is populated, this will point to either a typed array, or a normal JS array. Typed arrays are preferred + // for performance, and used by default. However, typed arrays are not resizable like normal JS arrays are, so there is a small disk size + // penalty involved for appending file writes that continuously grow a file similar to std::vector capacity vs used -scheme. + node.contents = null; + } else if (FS.isLink(node.mode)) { + node.node_ops = MEMFS.ops_table.link.node; + node.stream_ops = MEMFS.ops_table.link.stream; + } else if (FS.isChrdev(node.mode)) { + node.node_ops = MEMFS.ops_table.chrdev.node; + node.stream_ops = MEMFS.ops_table.chrdev.stream; + } + node.atime = node.mtime = node.ctime = Date.now(); + // add the new node to the parent + if (parent) { + parent.contents[name] = node; + parent.atime = parent.mtime = parent.ctime = node.atime; + } + return node; + }, + getFileDataAsTypedArray(node) { + if (!node.contents) return new Uint8Array(0); + if (node.contents.subarray) + return node.contents.subarray(0, node.usedBytes); + // Make sure to not return excess unused bytes. + return new Uint8Array(node.contents); + }, + expandFileStorage(node, newCapacity) { + var prevCapacity = node.contents ? node.contents.length : 0; + if (prevCapacity >= newCapacity) return; + // No need to expand, the storage was already large enough. + // Don't expand strictly to the given requested limit if it's only a very small increase, but instead geometrically grow capacity. + // For small filesizes (<1MB), perform size*2 geometric increase, but for large sizes, do a much more conservative size*1.125 increase to + // avoid overshooting the allocation cap by a very large margin. + var CAPACITY_DOUBLING_MAX = 1024 * 1024; + newCapacity = Math.max( + newCapacity, + (prevCapacity * + (prevCapacity < CAPACITY_DOUBLING_MAX ? 2 : 1.125)) >>> + 0 + ); + if (prevCapacity != 0) newCapacity = Math.max(newCapacity, 256); + // At minimum allocate 256b for each file when expanding. + var oldContents = node.contents; + node.contents = new Uint8Array(newCapacity); + // Allocate new storage. + if (node.usedBytes > 0) + node.contents.set(oldContents.subarray(0, node.usedBytes), 0); + }, + // Copy old data over to the new storage. + resizeFileStorage(node, newSize) { + if (node.usedBytes == newSize) return; + if (newSize == 0) { + node.contents = null; + // Fully decommit when requesting a resize to zero. + node.usedBytes = 0; + } else { + var oldContents = node.contents; + node.contents = new Uint8Array(newSize); + // Allocate new storage. + if (oldContents) { + node.contents.set( + oldContents.subarray( + 0, + Math.min(newSize, node.usedBytes) + ) + ); + } + // Copy old data over to the new storage. + node.usedBytes = newSize; + } + }, + node_ops: { + getattr(node) { + var attr = {}; + // device numbers reuse inode numbers. + attr.dev = FS.isChrdev(node.mode) ? node.id : 1; + attr.ino = node.id; + attr.mode = node.mode; + attr.nlink = 1; + attr.uid = 0; + attr.gid = 0; + attr.rdev = node.rdev; + if (FS.isDir(node.mode)) { + attr.size = 4096; + } else if (FS.isFile(node.mode)) { + attr.size = node.usedBytes; + } else if (FS.isLink(node.mode)) { + attr.size = node.link.length; + } else { + attr.size = 0; + } + attr.atime = new Date(node.atime); + attr.mtime = new Date(node.mtime); + attr.ctime = new Date(node.ctime); + // NOTE: In our implementation, st_blocks = Math.ceil(st_size/st_blksize), + // but this is not required by the standard. + attr.blksize = 4096; + attr.blocks = Math.ceil(attr.size / attr.blksize); + return attr; + }, + setattr(node, attr) { + for (const key of ['mode', 'atime', 'mtime', 'ctime']) { + if (attr[key]) { + node[key] = attr[key]; + } + } + if (attr.size !== undefined) { + MEMFS.resizeFileStorage(node, attr.size); + } + }, + lookup(parent, name) { + throw MEMFS.doesNotExistError; + }, + mknod(parent, name, mode, dev) { + return MEMFS.createNode(parent, name, mode, dev); + }, + rename(old_node, new_dir, new_name) { + var new_node; + try { + new_node = FS.lookupNode(new_dir, new_name); + } catch (e) {} + if (new_node) { + if (FS.isDir(old_node.mode)) { + // if we're overwriting a directory at new_name, make sure it's empty. + for (var i in new_node.contents) { + throw new FS.ErrnoError(55); + } + } + FS.hashRemoveNode(new_node); + } + // do the internal rewiring + delete old_node.parent.contents[old_node.name]; + new_dir.contents[new_name] = old_node; + old_node.name = new_name; + new_dir.ctime = + new_dir.mtime = + old_node.parent.ctime = + old_node.parent.mtime = + Date.now(); + }, + unlink(parent, name) { + delete parent.contents[name]; + parent.ctime = parent.mtime = Date.now(); + }, + rmdir(parent, name) { + var node = FS.lookupNode(parent, name); + for (var i in node.contents) { + throw new FS.ErrnoError(55); + } + delete parent.contents[name]; + parent.ctime = parent.mtime = Date.now(); + }, + readdir(node) { + return ['.', '..', ...Object.keys(node.contents)]; + }, + symlink(parent, newname, oldpath) { + var node = MEMFS.createNode(parent, newname, 511 | 40960, 0); + node.link = oldpath; + return node; + }, + readlink(node) { + if (!FS.isLink(node.mode)) { + throw new FS.ErrnoError(28); + } + return node.link; + }, + }, + stream_ops: { + read(stream, buffer, offset, length, position) { + var contents = stream.node.contents; + if (position >= stream.node.usedBytes) return 0; + var size = Math.min(stream.node.usedBytes - position, length); + if (size > 8 && contents.subarray) { + // non-trivial, and typed array + buffer.set( + contents.subarray(position, position + size), + offset + ); + } else { + for (var i = 0; i < size; i++) + buffer[offset + i] = contents[position + i]; + } + return size; + }, + write(stream, buffer, offset, length, position, canOwn) { + // If the buffer is located in main memory (HEAP), and if + // memory can grow, we can't hold on to references of the + // memory buffer, as they may get invalidated. That means we + // need to do copy its contents. + if (buffer.buffer === HEAP8.buffer) { + canOwn = false; + } + if (!length) return 0; + var node = stream.node; + node.mtime = node.ctime = Date.now(); + if ( + buffer.subarray && + (!node.contents || node.contents.subarray) + ) { + // This write is from a typed array to a typed array? + if (canOwn) { + node.contents = buffer.subarray( + offset, + offset + length + ); + node.usedBytes = length; + return length; + } else if (node.usedBytes === 0 && position === 0) { + // If this is a simple first write to an empty file, do a fast set since we don't need to care about old data. + node.contents = buffer.slice(offset, offset + length); + node.usedBytes = length; + return length; + } else if (position + length <= node.usedBytes) { + // Writing to an already allocated and used subrange of the file? + node.contents.set( + buffer.subarray(offset, offset + length), + position + ); + return length; + } + } + // Appending to an existing file and we need to reallocate, or source data did not come as a typed array. + MEMFS.expandFileStorage(node, position + length); + if (node.contents.subarray && buffer.subarray) { + // Use typed array write which is available. + node.contents.set( + buffer.subarray(offset, offset + length), + position + ); + } else { + for (var i = 0; i < length; i++) { + node.contents[position + i] = buffer[offset + i]; + } + } + node.usedBytes = Math.max(node.usedBytes, position + length); + return length; + }, + llseek(stream, offset, whence) { + var position = offset; + if (whence === 1) { + position += stream.position; + } else if (whence === 2) { + if (FS.isFile(stream.node.mode)) { + position += stream.node.usedBytes; + } + } + if (position < 0) { + throw new FS.ErrnoError(28); + } + return position; + }, + allocate(stream, offset, length) { + MEMFS.expandFileStorage(stream.node, offset + length); + stream.node.usedBytes = Math.max( + stream.node.usedBytes, + offset + length + ); + }, + mmap(stream, length, position, prot, flags) { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + var ptr; + var allocated; + var contents = stream.node.contents; + // Only make a new copy when MAP_PRIVATE is specified. + if ( + !(flags & 2) && + contents && + contents.buffer === HEAP8.buffer + ) { + // We can't emulate MAP_SHARED when the file is not backed by the + // buffer we're mapping to (e.g. the HEAP buffer). + allocated = false; + ptr = contents.byteOffset; + } else { + allocated = true; + ptr = mmapAlloc(length); + if (!ptr) { + throw new FS.ErrnoError(48); + } + if (contents) { + // Try to avoid unnecessary slices. + if ( + position > 0 || + position + length < contents.length + ) { + if (contents.subarray) { + contents = contents.subarray( + position, + position + length + ); + } else { + contents = Array.prototype.slice.call( + contents, + position, + position + length + ); + } + } + HEAP8.set(contents, ptr); + } + } + return { + ptr, + allocated, + }; + }, + msync(stream, buffer, offset, length, mmapFlags) { + MEMFS.stream_ops.write( + stream, + buffer, + 0, + length, + offset, + false + ); + // should we check if bytesWritten and length are the same? + return 0; + }, + }, + }; + + var asyncLoad = async (url) => { + var arrayBuffer = await readAsync(url); + return new Uint8Array(arrayBuffer); + }; + + asyncLoad.isAsync = true; + + var FS_createDataFile = ( + parent, + name, + fileData, + canRead, + canWrite, + canOwn + ) => { + FS.createDataFile(parent, name, fileData, canRead, canWrite, canOwn); + }; + + var preloadPlugins = Module['preloadPlugins'] || []; + + var FS_handledByPreloadPlugin = (byteArray, fullname, finish, onerror) => { + // Ensure plugins are ready. + if (typeof Browser != 'undefined') Browser.init(); + var handled = false; + preloadPlugins.forEach((plugin) => { + if (handled) return; + if (plugin['canHandle'](fullname)) { + plugin['handle'](byteArray, fullname, finish, onerror); + handled = true; + } + }); + return handled; + }; + + var FS_createPreloadedFile = ( + parent, + name, + url, + canRead, + canWrite, + onload, + onerror, + dontCreateFile, + canOwn, + preFinish + ) => { + // TODO we should allow people to just pass in a complete filename instead + // of parent and name being that we just join them anyways + var fullname = name + ? PATH_FS.resolve(PATH.join2(parent, name)) + : parent; + var dep = getUniqueRunDependency(`cp ${fullname}`); + // might have several active requests for the same fullname + function processData(byteArray) { + function finish(byteArray) { + preFinish?.(); + if (!dontCreateFile) { + FS_createDataFile( + parent, + name, + byteArray, + canRead, + canWrite, + canOwn + ); + } + onload?.(); + removeRunDependency(dep); + } + if ( + FS_handledByPreloadPlugin(byteArray, fullname, finish, () => { + onerror?.(); + removeRunDependency(dep); + }) + ) { + return; + } + finish(byteArray); + } + addRunDependency(dep); + if (typeof url == 'string') { + asyncLoad(url).then(processData, onerror); + } else { + processData(url); + } + }; + + var FS_modeStringToFlags = (str) => { + var flagModes = { + r: 0, + 'r+': 2, + w: 512 | 64 | 1, + 'w+': 512 | 64 | 2, + a: 1024 | 64 | 1, + 'a+': 1024 | 64 | 2, + }; + var flags = flagModes[str]; + if (typeof flags == 'undefined') { + throw new Error(`Unknown file open mode: ${str}`); + } + return flags; + }; + + var FS_getMode = (canRead, canWrite) => { + var mode = 0; + if (canRead) mode |= 292 | 73; + if (canWrite) mode |= 146; + return mode; + }; + + var ERRNO_CODES = { + EPERM: 63, + ENOENT: 44, + ESRCH: 71, + EINTR: 27, + EIO: 29, + ENXIO: 60, + E2BIG: 1, + ENOEXEC: 45, + EBADF: 8, + ECHILD: 12, + EAGAIN: 6, + EWOULDBLOCK: 6, + ENOMEM: 48, + EACCES: 2, + EFAULT: 21, + ENOTBLK: 105, + EBUSY: 10, + EEXIST: 20, + EXDEV: 75, + ENODEV: 43, + ENOTDIR: 54, + EISDIR: 31, + EINVAL: 28, + ENFILE: 41, + EMFILE: 33, + ENOTTY: 59, + ETXTBSY: 74, + EFBIG: 22, + ENOSPC: 51, + ESPIPE: 70, + EROFS: 69, + EMLINK: 34, + EPIPE: 64, + EDOM: 18, + ERANGE: 68, + ENOMSG: 49, + EIDRM: 24, + ECHRNG: 106, + EL2NSYNC: 156, + EL3HLT: 107, + EL3RST: 108, + ELNRNG: 109, + EUNATCH: 110, + ENOCSI: 111, + EL2HLT: 112, + EDEADLK: 16, + ENOLCK: 46, + EBADE: 113, + EBADR: 114, + EXFULL: 115, + ENOANO: 104, + EBADRQC: 103, + EBADSLT: 102, + EDEADLOCK: 16, + EBFONT: 101, + ENOSTR: 100, + ENODATA: 116, + ETIME: 117, + ENOSR: 118, + ENONET: 119, + ENOPKG: 120, + EREMOTE: 121, + ENOLINK: 47, + EADV: 122, + ESRMNT: 123, + ECOMM: 124, + EPROTO: 65, + EMULTIHOP: 36, + EDOTDOT: 125, + EBADMSG: 9, + ENOTUNIQ: 126, + EBADFD: 127, + EREMCHG: 128, + ELIBACC: 129, + ELIBBAD: 130, + ELIBSCN: 131, + ELIBMAX: 132, + ELIBEXEC: 133, + ENOSYS: 52, + ENOTEMPTY: 55, + ENAMETOOLONG: 37, + ELOOP: 32, + EOPNOTSUPP: 138, + EPFNOSUPPORT: 139, + ECONNRESET: 15, + ENOBUFS: 42, + EAFNOSUPPORT: 5, + EPROTOTYPE: 67, + ENOTSOCK: 57, + ENOPROTOOPT: 50, + ESHUTDOWN: 140, + ECONNREFUSED: 14, + EADDRINUSE: 3, + ECONNABORTED: 13, + ENETUNREACH: 40, + ENETDOWN: 38, + ETIMEDOUT: 73, + EHOSTDOWN: 142, + EHOSTUNREACH: 23, + EINPROGRESS: 26, + EALREADY: 7, + EDESTADDRREQ: 17, + EMSGSIZE: 35, + EPROTONOSUPPORT: 66, + ESOCKTNOSUPPORT: 137, + EADDRNOTAVAIL: 4, + ENETRESET: 39, + EISCONN: 30, + ENOTCONN: 53, + ETOOMANYREFS: 141, + EUSERS: 136, + EDQUOT: 19, + ESTALE: 72, + ENOTSUP: 138, + ENOMEDIUM: 148, + EILSEQ: 25, + EOVERFLOW: 61, + ECANCELED: 11, + ENOTRECOVERABLE: 56, + EOWNERDEAD: 62, + ESTRPIPE: 135, + }; + + var NODEFS = { + isWindows: false, + staticInit() { + NODEFS.isWindows = !!process.platform.match(/^win/); + var flags = process.binding('constants'); + // Node.js 4 compatibility: it has no namespaces for constants + if (flags['fs']) { + flags = flags['fs']; + } + NODEFS.flagsForNodeMap = { + 1024: flags['O_APPEND'], + 64: flags['O_CREAT'], + 128: flags['O_EXCL'], + 256: flags['O_NOCTTY'], + 0: flags['O_RDONLY'], + 2: flags['O_RDWR'], + 4096: flags['O_SYNC'], + 512: flags['O_TRUNC'], + 1: flags['O_WRONLY'], + 131072: flags['O_NOFOLLOW'], + }; + }, + convertNodeCode(e) { + var code = e.code; + return ERRNO_CODES[code]; + }, + tryFSOperation(f) { + try { + return f(); + } catch (e) { + if (!e.code) throw e; + // node under windows can return code 'UNKNOWN' here: + // https://github.com/emscripten-core/emscripten/issues/15468 + if (e.code === 'UNKNOWN') throw new FS.ErrnoError(28); + throw new FS.ErrnoError(NODEFS.convertNodeCode(e)); + } + }, + mount(mount) { + return NODEFS.createNode( + null, + '/', + NODEFS.getMode(mount.opts.root), + 0 + ); + }, + createNode(parent, name, mode, dev) { + if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { + throw new FS.ErrnoError(28); + } + var node = FS.createNode(parent, name, mode); + node.node_ops = NODEFS.node_ops; + node.stream_ops = NODEFS.stream_ops; + return node; + }, + getMode(path) { + return NODEFS.tryFSOperation(() => { + var mode = fs.lstatSync(path).mode; + if (NODEFS.isWindows) { + // Windows does not report the 'x' permission bit, so propagate read + // bits to execute bits. + mode |= (mode & 292) >> 2; + } + return mode; + }); + }, + realPath(node) { + var parts = []; + while (node.parent !== node) { + parts.push(node.name); + node = node.parent; + } + parts.push(node.mount.opts.root); + parts.reverse(); + return PATH.join(...parts); + }, + flagsForNode(flags) { + flags &= ~2097152; + // Ignore this flag from musl, otherwise node.js fails to open the file. + flags &= ~2048; + // Ignore this flag from musl, otherwise node.js fails to open the file. + flags &= ~32768; + // Ignore this flag from musl, otherwise node.js fails to open the file. + flags &= ~524288; + // Some applications may pass it; it makes no sense for a single process. + flags &= ~65536; + // Node.js doesn't need this passed in, it errors. + var newFlags = 0; + for (var k in NODEFS.flagsForNodeMap) { + if (flags & k) { + newFlags |= NODEFS.flagsForNodeMap[k]; + flags ^= k; + } + } + if (flags) { + throw new FS.ErrnoError(28); + } + return newFlags; + }, + node_ops: { + getattr(node) { + var path = NODEFS.realPath(node); + var stat; + NODEFS.tryFSOperation(() => (stat = fs.lstatSync(path))); + if (NODEFS.isWindows) { + // node.js v0.10.20 doesn't report blksize and blocks on Windows. Fake + // them with default blksize of 4096. + // See http://support.microsoft.com/kb/140365 + if (!stat.blksize) { + stat.blksize = 4096; + } + if (!stat.blocks) { + stat.blocks = + ((stat.size + stat.blksize - 1) / stat.blksize) | 0; + } + // Windows does not report the 'x' permission bit, so propagate read + // bits to execute bits. + stat.mode |= (stat.mode & 292) >> 2; + } + return { + dev: stat.dev, + ino: stat.ino, + mode: stat.mode, + nlink: stat.nlink, + uid: stat.uid, + gid: stat.gid, + rdev: stat.rdev, + size: stat.size, + atime: stat.atime, + mtime: stat.mtime, + ctime: stat.ctime, + blksize: stat.blksize, + blocks: stat.blocks, + }; + }, + setattr(node, attr) { + var path = NODEFS.realPath(node); + NODEFS.tryFSOperation(() => { + if (attr.mode !== undefined) { + var mode = attr.mode; + if (NODEFS.isWindows) { + // Windows only supports S_IREAD / S_IWRITE (S_IRUSR / S_IWUSR) + // https://learn.microsoft.com/en-us/cpp/c-runtime-library/reference/chmod-wchmod + mode &= 384; + } + fs.chmodSync(path, mode); + // update the common node structure mode as well + node.mode = attr.mode; + } + if (attr.atime || attr.mtime) { + var atime = attr.atime && new Date(attr.atime); + var mtime = attr.mtime && new Date(attr.mtime); + fs.utimesSync(path, atime, mtime); + } + if (attr.size !== undefined) { + fs.truncateSync(path, attr.size); + } + }); + }, + lookup(parent, name) { + var path = PATH.join2(NODEFS.realPath(parent), name); + var mode = NODEFS.getMode(path); + return NODEFS.createNode(parent, name, mode); + }, + mknod(parent, name, mode, dev) { + var node = NODEFS.createNode(parent, name, mode, dev); + // create the backing node for this in the fs root as well + var path = NODEFS.realPath(node); + NODEFS.tryFSOperation(() => { + if (FS.isDir(node.mode)) { + fs.mkdirSync(path, node.mode); + } else { + fs.writeFileSync(path, '', { + mode: node.mode, + }); + } + }); + return node; + }, + rename(oldNode, newDir, newName) { + var oldPath = NODEFS.realPath(oldNode); + var newPath = PATH.join2(NODEFS.realPath(newDir), newName); + try { + FS.unlink(newPath); + } catch (e) {} + NODEFS.tryFSOperation(() => fs.renameSync(oldPath, newPath)); + oldNode.name = newName; + }, + unlink(parent, name) { + var path = PATH.join2(NODEFS.realPath(parent), name); + NODEFS.tryFSOperation(() => fs.unlinkSync(path)); + }, + rmdir(parent, name) { + var path = PATH.join2(NODEFS.realPath(parent), name); + NODEFS.tryFSOperation(() => fs.rmdirSync(path)); + }, + readdir(node) { + var path = NODEFS.realPath(node); + return NODEFS.tryFSOperation(() => fs.readdirSync(path)); + }, + symlink(parent, newName, oldPath) { + var newPath = PATH.join2(NODEFS.realPath(parent), newName); + NODEFS.tryFSOperation(() => fs.symlinkSync(oldPath, newPath)); + }, + readlink(node) { + var path = NODEFS.realPath(node); + return NODEFS.tryFSOperation(() => fs.readlinkSync(path)); + }, + statfs(path) { + var stats = NODEFS.tryFSOperation(() => fs.statfsSync(path)); + // Node.js doesn't provide frsize (fragment size). Set it to bsize (block size) + // as they're often the same in many file systems. May not be accurate for all. + stats.frsize = stats.bsize; + return stats; + }, + }, + stream_ops: { + open(stream) { + var path = NODEFS.realPath(stream.node); + NODEFS.tryFSOperation(() => { + if (FS.isFile(stream.node.mode)) { + stream.shared.refcount = 1; + stream.nfd = fs.openSync( + path, + NODEFS.flagsForNode(stream.flags) + ); + } + }); + }, + close(stream) { + NODEFS.tryFSOperation(() => { + if ( + FS.isFile(stream.node.mode) && + stream.nfd && + --stream.shared.refcount === 0 + ) { + fs.closeSync(stream.nfd); + } + }); + }, + dup(stream) { + stream.shared.refcount++; + }, + read(stream, buffer, offset, length, position) { + // Node.js < 6 compatibility: node errors on 0 length reads + if (length === 0) return 0; + return NODEFS.tryFSOperation(() => + fs.readSync( + stream.nfd, + new Int8Array(buffer.buffer, offset, length), + 0, + length, + position + ) + ); + }, + write(stream, buffer, offset, length, position) { + return NODEFS.tryFSOperation(() => + fs.writeSync( + stream.nfd, + new Int8Array(buffer.buffer, offset, length), + 0, + length, + position + ) + ); + }, + llseek(stream, offset, whence) { + var position = offset; + if (whence === 1) { + position += stream.position; + } else if (whence === 2) { + if (FS.isFile(stream.node.mode)) { + NODEFS.tryFSOperation(() => { + var stat = fs.fstatSync(stream.nfd); + position += stat.size; + }); + } + } + if (position < 0) { + throw new FS.ErrnoError(28); + } + return position; + }, + mmap(stream, length, position, prot, flags) { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + var ptr = mmapAlloc(length); + NODEFS.stream_ops.read(stream, HEAP8, ptr, length, position); + return { + ptr, + allocated: true, + }; + }, + msync(stream, buffer, offset, length, mmapFlags) { + NODEFS.stream_ops.write( + stream, + buffer, + 0, + length, + offset, + false + ); + // should we check if bytesWritten and length are the same? + return 0; + }, + }, + }; + + var PROXYFS = { + mount(mount) { + return PROXYFS.createNode( + null, + '/', + mount.opts.fs.lstat(mount.opts.root).mode, + 0 + ); + }, + createNode(parent, name, mode, dev) { + if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { + throw new FS.ErrnoError(ERRNO_CODES.EINVAL); + } + var node = FS.createNode(parent, name, mode); + node.node_ops = PROXYFS.node_ops; + node.stream_ops = PROXYFS.stream_ops; + return node; + }, + realPath(node) { + var parts = []; + while (node.parent !== node) { + parts.push(node.name); + node = node.parent; + } + parts.push(node.mount.opts.root); + parts.reverse(); + return PATH.join(...parts); + }, + node_ops: { + getattr(node) { + var path = PROXYFS.realPath(node); + var stat; + try { + stat = node.mount.opts.fs.lstat(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + return { + dev: stat.dev, + ino: stat.ino, + mode: stat.mode, + nlink: stat.nlink, + uid: stat.uid, + gid: stat.gid, + rdev: stat.rdev, + size: stat.size, + atime: stat.atime, + mtime: stat.mtime, + ctime: stat.ctime, + blksize: stat.blksize, + blocks: stat.blocks, + }; + }, + setattr(node, attr) { + var path = PROXYFS.realPath(node); + try { + if (attr.mode !== undefined) { + node.mount.opts.fs.chmod(path, attr.mode); + // update the common node structure mode as well + node.mode = attr.mode; + } + if (attr.atime || attr.mtime) { + var atime = new Date(attr.atime || attr.mtime); + var mtime = new Date(attr.mtime || attr.atime); + node.mount.opts.fs.utime(path, atime, mtime); + } + if (attr.size !== undefined) { + node.mount.opts.fs.truncate(path, attr.size); + } + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + lookup(parent, name) { + try { + var path = PATH.join2(PROXYFS.realPath(parent), name); + var mode = parent.mount.opts.fs.lstat(path).mode; + var node = PROXYFS.createNode(parent, name, mode); + return node; + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + mknod(parent, name, mode, dev) { + var node = PROXYFS.createNode(parent, name, mode, dev); + // create the backing node for this in the fs root as well + var path = PROXYFS.realPath(node); + try { + if (FS.isDir(node.mode)) { + node.mount.opts.fs.mkdir(path, node.mode); + } else { + node.mount.opts.fs.writeFile(path, '', { + mode: node.mode, + }); + } + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + return node; + }, + rename(oldNode, newDir, newName) { + var oldPath = PROXYFS.realPath(oldNode); + var newPath = PATH.join2(PROXYFS.realPath(newDir), newName); + try { + oldNode.mount.opts.fs.rename(oldPath, newPath); + oldNode.name = newName; + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + unlink(parent, name) { + var path = PATH.join2(PROXYFS.realPath(parent), name); + try { + parent.mount.opts.fs.unlink(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + rmdir(parent, name) { + var path = PATH.join2(PROXYFS.realPath(parent), name); + try { + parent.mount.opts.fs.rmdir(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + readdir(node) { + var path = PROXYFS.realPath(node); + try { + return node.mount.opts.fs.readdir(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + symlink(parent, newName, oldPath) { + var newPath = PATH.join2(PROXYFS.realPath(parent), newName); + try { + parent.mount.opts.fs.symlink(oldPath, newPath); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + readlink(node) { + var path = PROXYFS.realPath(node); + try { + return node.mount.opts.fs.readlink(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + }, + stream_ops: { + open(stream) { + var path = PROXYFS.realPath(stream.node); + try { + stream.nfd = stream.node.mount.opts.fs.open( + path, + stream.flags + ); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + close(stream) { + try { + stream.node.mount.opts.fs.close(stream.nfd); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + read(stream, buffer, offset, length, position) { + try { + return stream.node.mount.opts.fs.read( + stream.nfd, + buffer, + offset, + length, + position + ); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + write(stream, buffer, offset, length, position) { + try { + return stream.node.mount.opts.fs.write( + stream.nfd, + buffer, + offset, + length, + position + ); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + llseek(stream, offset, whence) { + var position = offset; + if (whence === 1) { + position += stream.position; + } else if (whence === 2) { + if (FS.isFile(stream.node.mode)) { + try { + var stat = stream.node.node_ops.getattr( + stream.node + ); + position += stat.size; + } catch (e) { + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + } + } + if (position < 0) { + throw new FS.ErrnoError(ERRNO_CODES.EINVAL); + } + return position; + }, + }, + }; + + var FS = { + root: null, + mounts: [], + devices: {}, + streams: [], + nextInode: 1, + nameTable: null, + currentPath: '/', + initialized: false, + ignorePermissions: true, + ErrnoError: class { + name = 'ErrnoError'; + // We set the `name` property to be able to identify `FS.ErrnoError` + // - the `name` is a standard ECMA-262 property of error objects. Kind of good to have it anyway. + // - when using PROXYFS, an error can come from an underlying FS + // as different FS objects have their own FS.ErrnoError each, + // the test `err instanceof FS.ErrnoError` won't detect an error coming from another filesystem, causing bugs. + // we'll use the reliable test `err.name == "ErrnoError"` instead + constructor(errno) { + this.errno = errno; + } + }, + filesystems: null, + syncFSRequests: 0, + readFiles: {}, + FSStream: class { + shared = {}; + get object() { + return this.node; + } + set object(val) { + this.node = val; + } + get isRead() { + return (this.flags & 2097155) !== 1; + } + get isWrite() { + return (this.flags & 2097155) !== 0; + } + get isAppend() { + return this.flags & 1024; + } + get flags() { + return this.shared.flags; + } + set flags(val) { + this.shared.flags = val; + } + get position() { + return this.shared.position; + } + set position(val) { + this.shared.position = val; + } + }, + FSNode: class { + node_ops = {}; + stream_ops = {}; + readMode = 292 | 73; + writeMode = 146; + mounted = null; + constructor(parent, name, mode, rdev) { + if (!parent) { + parent = this; + } + // root node sets parent to itself + this.parent = parent; + this.mount = parent.mount; + this.id = FS.nextInode++; + this.name = name; + this.mode = mode; + this.rdev = rdev; + this.atime = this.mtime = this.ctime = Date.now(); + } + get read() { + return (this.mode & this.readMode) === this.readMode; + } + set read(val) { + val + ? (this.mode |= this.readMode) + : (this.mode &= ~this.readMode); + } + get write() { + return (this.mode & this.writeMode) === this.writeMode; + } + set write(val) { + val + ? (this.mode |= this.writeMode) + : (this.mode &= ~this.writeMode); + } + get isFolder() { + return FS.isDir(this.mode); + } + get isDevice() { + return FS.isChrdev(this.mode); + } + }, + lookupPath(path, opts = {}) { + if (!path) + return { + path: '', + node: null, + }; + opts.follow_mount ??= true; + if (!PATH.isAbs(path)) { + path = FS.cwd() + '/' + path; + } + // limit max consecutive symlinks to 40 (SYMLOOP_MAX). + linkloop: for (var nlinks = 0; nlinks < 40; nlinks++) { + // split the absolute path + var parts = path.split('/').filter((p) => !!p && p !== '.'); + // start at the root + var current = FS.root; + var current_path = '/'; + for (var i = 0; i < parts.length; i++) { + var islast = i === parts.length - 1; + if (islast && opts.parent) { + // stop resolving + break; + } + if (parts[i] === '..') { + current_path = PATH.dirname(current_path); + current = current.parent; + continue; + } + current_path = PATH.join2(current_path, parts[i]); + try { + current = FS.lookupNode(current, parts[i]); + } catch (e) { + // if noent_okay is true, suppress a ENOENT in the last component + // and return an object with an undefined node. This is needed for + // resolving symlinks in the path when creating a file. + if (e?.errno === 44 && islast && opts.noent_okay) { + return { + path: current_path, + }; + } + throw e; + } + // jump to the mount's root node if this is a mountpoint + if ( + FS.isMountpoint(current) && + (!islast || opts.follow_mount) + ) { + current = current.mounted.root; + } + // by default, lookupPath will not follow a symlink if it is the final path component. + // setting opts.follow = true will override this behavior. + if (FS.isLink(current.mode) && (!islast || opts.follow)) { + if (!current.node_ops.readlink) { + throw new FS.ErrnoError(52); + } + var link = current.node_ops.readlink(current); + if (!PATH.isAbs(link)) { + link = PATH.dirname(current_path) + '/' + link; + } + path = link + '/' + parts.slice(i + 1).join('/'); + continue linkloop; + } + } + return { + path: current_path, + node: current, + }; + } + throw new FS.ErrnoError(32); + }, + getPath(node) { + var path; + while (true) { + if (FS.isRoot(node)) { + var mount = node.mount.mountpoint; + if (!path) return mount; + return mount[mount.length - 1] !== '/' + ? `${mount}/${path}` + : mount + path; + } + path = path ? `${node.name}/${path}` : node.name; + node = node.parent; + } + }, + hashName(parentid, name) { + var hash = 0; + for (var i = 0; i < name.length; i++) { + hash = ((hash << 5) - hash + name.charCodeAt(i)) | 0; + } + return ((parentid + hash) >>> 0) % FS.nameTable.length; + }, + hashAddNode(node) { + var hash = FS.hashName(node.parent.id, node.name); + node.name_next = FS.nameTable[hash]; + FS.nameTable[hash] = node; + }, + hashRemoveNode(node) { + var hash = FS.hashName(node.parent.id, node.name); + if (FS.nameTable[hash] === node) { + FS.nameTable[hash] = node.name_next; + } else { + var current = FS.nameTable[hash]; + while (current) { + if (current.name_next === node) { + current.name_next = node.name_next; + break; + } + current = current.name_next; + } + } + }, + lookupNode(parent, name) { + var errCode = FS.mayLookup(parent); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + var hash = FS.hashName(parent.id, name); + for (var node = FS.nameTable[hash]; node; node = node.name_next) { + var nodeName = node.name; + if (node.parent.id === parent.id && nodeName === name) { + return node; + } + } + // if we failed to find it in the cache, call into the VFS + return FS.lookup(parent, name); + }, + createNode(parent, name, mode, rdev) { + var node = new FS.FSNode(parent, name, mode, rdev); + FS.hashAddNode(node); + return node; + }, + destroyNode(node) { + FS.hashRemoveNode(node); + }, + isRoot(node) { + return node === node.parent; + }, + isMountpoint(node) { + return !!node.mounted; + }, + isFile(mode) { + return (mode & 61440) === 32768; + }, + isDir(mode) { + return (mode & 61440) === 16384; + }, + isLink(mode) { + return (mode & 61440) === 40960; + }, + isChrdev(mode) { + return (mode & 61440) === 8192; + }, + isBlkdev(mode) { + return (mode & 61440) === 24576; + }, + isFIFO(mode) { + return (mode & 61440) === 4096; + }, + isSocket(mode) { + return (mode & 49152) === 49152; + }, + flagsToPermissionString(flag) { + var perms = ['r', 'w', 'rw'][flag & 3]; + if (flag & 512) { + perms += 'w'; + } + return perms; + }, + nodePermissions(node, perms) { + if (FS.ignorePermissions) { + return 0; + } + // return 0 if any user, group or owner bits are set. + if (perms.includes('r') && !(node.mode & 292)) { + return 2; + } else if (perms.includes('w') && !(node.mode & 146)) { + return 2; + } else if (perms.includes('x') && !(node.mode & 73)) { + return 2; + } + return 0; + }, + mayLookup(dir) { + if (!FS.isDir(dir.mode)) return 54; + var errCode = FS.nodePermissions(dir, 'x'); + if (errCode) return errCode; + if (!dir.node_ops.lookup) return 2; + return 0; + }, + mayCreate(dir, name) { + if (!FS.isDir(dir.mode)) { + return 54; + } + try { + var node = FS.lookupNode(dir, name); + return 20; + } catch (e) {} + return FS.nodePermissions(dir, 'wx'); + }, + mayDelete(dir, name, isdir) { + var node; + try { + node = FS.lookupNode(dir, name); + } catch (e) { + return e.errno; + } + var errCode = FS.nodePermissions(dir, 'wx'); + if (errCode) { + return errCode; + } + if (isdir) { + if (!FS.isDir(node.mode)) { + return 54; + } + if (FS.isRoot(node) || FS.getPath(node) === FS.cwd()) { + return 10; + } + } else { + if (FS.isDir(node.mode)) { + return 31; + } + } + return 0; + }, + mayOpen(node, flags) { + if (!node) { + return 44; + } + if (FS.isLink(node.mode)) { + return 32; + } else if (FS.isDir(node.mode)) { + if ( + FS.flagsToPermissionString(flags) !== 'r' || // opening for write + flags & 512 + ) { + // TODO: check for O_SEARCH? (== search for dir only) + return 31; + } + } + return FS.nodePermissions(node, FS.flagsToPermissionString(flags)); + }, + MAX_OPEN_FDS: 4096, + nextfd() { + for (var fd = 0; fd <= FS.MAX_OPEN_FDS; fd++) { + if (!FS.streams[fd]) { + return fd; + } + } + throw new FS.ErrnoError(33); + }, + getStreamChecked(fd) { + var stream = FS.getStream(fd); + if (!stream) { + throw new FS.ErrnoError(8); + } + return stream; + }, + getStream: (fd) => FS.streams[fd], + createStream(stream, fd = -1) { + // clone it, so we can return an instance of FSStream + stream = Object.assign(new FS.FSStream(), stream); + if (fd == -1) { + fd = FS.nextfd(); + } + stream.fd = fd; + FS.streams[fd] = stream; + return stream; + }, + closeStream(fd) { + FS.streams[fd] = null; + }, + dupStream(origStream, fd = -1) { + var stream = FS.createStream(origStream, fd); + stream.stream_ops?.dup?.(stream); + return stream; + }, + chrdev_stream_ops: { + open(stream) { + var device = FS.getDevice(stream.node.rdev); + // override node's stream ops with the device's + stream.stream_ops = device.stream_ops; + // forward the open call + stream.stream_ops.open?.(stream); + }, + llseek() { + throw new FS.ErrnoError(70); + }, + }, + major: (dev) => dev >> 8, + minor: (dev) => dev & 255, + makedev: (ma, mi) => (ma << 8) | mi, + registerDevice(dev, ops) { + FS.devices[dev] = { + stream_ops: ops, + }; + }, + getDevice: (dev) => FS.devices[dev], + getMounts(mount) { + var mounts = []; + var check = [mount]; + while (check.length) { + var m = check.pop(); + mounts.push(m); + check.push(...m.mounts); + } + return mounts; + }, + syncfs(populate, callback) { + if (typeof populate == 'function') { + callback = populate; + populate = false; + } + FS.syncFSRequests++; + if (FS.syncFSRequests > 1) { + err( + `warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work` + ); + } + var mounts = FS.getMounts(FS.root.mount); + var completed = 0; + function doCallback(errCode) { + FS.syncFSRequests--; + return callback(errCode); + } + function done(errCode) { + if (errCode) { + if (!done.errored) { + done.errored = true; + return doCallback(errCode); + } + return; + } + if (++completed >= mounts.length) { + doCallback(null); + } + } + // sync all mounts + mounts.forEach((mount) => { + if (!mount.type.syncfs) { + return done(null); + } + mount.type.syncfs(mount, populate, done); + }); + }, + mount(type, opts, mountpoint) { + var root = mountpoint === '/'; + var pseudo = !mountpoint; + var node; + if (root && FS.root) { + throw new FS.ErrnoError(10); + } else if (!root && !pseudo) { + var lookup = FS.lookupPath(mountpoint, { + follow_mount: false, + }); + mountpoint = lookup.path; + // use the absolute path + node = lookup.node; + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + if (!FS.isDir(node.mode)) { + throw new FS.ErrnoError(54); + } + } + var mount = { + type, + opts, + mountpoint, + mounts: [], + }; + // create a root node for the fs + var mountRoot = type.mount(mount); + mountRoot.mount = mount; + mount.root = mountRoot; + if (root) { + FS.root = mountRoot; + } else if (node) { + // set as a mountpoint + node.mounted = mount; + // add the new mount to the current mount's children + if (node.mount) { + node.mount.mounts.push(mount); + } + } + return mountRoot; + }, + unmount(mountpoint) { + var lookup = FS.lookupPath(mountpoint, { + follow_mount: false, + }); + if (!FS.isMountpoint(lookup.node)) { + throw new FS.ErrnoError(28); + } + // destroy the nodes for this mount, and all its child mounts + var node = lookup.node; + var mount = node.mounted; + var mounts = FS.getMounts(mount); + Object.keys(FS.nameTable).forEach((hash) => { + var current = FS.nameTable[hash]; + while (current) { + var next = current.name_next; + if (mounts.includes(current.mount)) { + FS.destroyNode(current); + } + current = next; + } + }); + // no longer a mountpoint + node.mounted = null; + // remove this mount from the child mounts + var idx = node.mount.mounts.indexOf(mount); + node.mount.mounts.splice(idx, 1); + }, + lookup(parent, name) { + return parent.node_ops.lookup(parent, name); + }, + mknod(path, mode, dev) { + var lookup = FS.lookupPath(path, { + parent: true, + }); + var parent = lookup.node; + var name = PATH.basename(path); + if (!name || name === '.' || name === '..') { + throw new FS.ErrnoError(28); + } + var errCode = FS.mayCreate(parent, name); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.mknod) { + throw new FS.ErrnoError(63); + } + return parent.node_ops.mknod(parent, name, mode, dev); + }, + statfs(path) { + // NOTE: None of the defaults here are true. We're just returning safe and + // sane values. + var rtn = { + bsize: 4096, + frsize: 4096, + blocks: 1e6, + bfree: 5e5, + bavail: 5e5, + files: FS.nextInode, + ffree: FS.nextInode - 1, + fsid: 42, + flags: 2, + namelen: 255, + }; + var parent = FS.lookupPath(path, { + follow: true, + }).node; + if (parent?.node_ops.statfs) { + Object.assign( + rtn, + parent.node_ops.statfs(parent.mount.opts.root) + ); + } + return rtn; + }, + create(path, mode = 438) { + mode &= 4095; + mode |= 32768; + return FS.mknod(path, mode, 0); + }, + mkdir(path, mode = 511) { + mode &= 511 | 512; + mode |= 16384; + return FS.mknod(path, mode, 0); + }, + mkdirTree(path, mode) { + var dirs = path.split('/'); + var d = ''; + for (var i = 0; i < dirs.length; ++i) { + if (!dirs[i]) continue; + d += '/' + dirs[i]; + try { + FS.mkdir(d, mode); + } catch (e) { + if (e.errno != 20) throw e; + } + } + }, + mkdev(path, mode, dev) { + if (typeof dev == 'undefined') { + dev = mode; + mode = 438; + } + mode |= 8192; + return FS.mknod(path, mode, dev); + }, + symlink(oldpath, newpath) { + if (!PATH_FS.resolve(oldpath)) { + throw new FS.ErrnoError(44); + } + var lookup = FS.lookupPath(newpath, { + parent: true, + }); + var parent = lookup.node; + if (!parent) { + throw new FS.ErrnoError(44); + } + var newname = PATH.basename(newpath); + var errCode = FS.mayCreate(parent, newname); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.symlink) { + throw new FS.ErrnoError(63); + } + return parent.node_ops.symlink(parent, newname, oldpath); + }, + rename(old_path, new_path) { + var old_dirname = PATH.dirname(old_path); + var new_dirname = PATH.dirname(new_path); + var old_name = PATH.basename(old_path); + var new_name = PATH.basename(new_path); + // parents must exist + var lookup, old_dir, new_dir; + // let the errors from non existent directories percolate up + lookup = FS.lookupPath(old_path, { + parent: true, + }); + old_dir = lookup.node; + lookup = FS.lookupPath(new_path, { + parent: true, + }); + new_dir = lookup.node; + if (!old_dir || !new_dir) throw new FS.ErrnoError(44); + // need to be part of the same mount + if (old_dir.mount !== new_dir.mount) { + throw new FS.ErrnoError(75); + } + // source must exist + var old_node = FS.lookupNode(old_dir, old_name); + // old path should not be an ancestor of the new path + var relative = PATH_FS.relative(old_path, new_dirname); + if (relative.charAt(0) !== '.') { + throw new FS.ErrnoError(28); + } + // new path should not be an ancestor of the old path + relative = PATH_FS.relative(new_path, old_dirname); + if (relative.charAt(0) !== '.') { + throw new FS.ErrnoError(55); + } + // see if the new path already exists + var new_node; + try { + new_node = FS.lookupNode(new_dir, new_name); + } catch (e) {} + // early out if nothing needs to change + if (old_node === new_node) { + return; + } + // we'll need to delete the old entry + var isdir = FS.isDir(old_node.mode); + var errCode = FS.mayDelete(old_dir, old_name, isdir); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + // need delete permissions if we'll be overwriting. + // need create permissions if new doesn't already exist. + errCode = new_node + ? FS.mayDelete(new_dir, new_name, isdir) + : FS.mayCreate(new_dir, new_name); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!old_dir.node_ops.rename) { + throw new FS.ErrnoError(63); + } + if ( + FS.isMountpoint(old_node) || + (new_node && FS.isMountpoint(new_node)) + ) { + throw new FS.ErrnoError(10); + } + // if we are going to change the parent, check write permissions + if (new_dir !== old_dir) { + errCode = FS.nodePermissions(old_dir, 'w'); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + } + // remove the node from the lookup hash + FS.hashRemoveNode(old_node); + // do the underlying fs rename + try { + old_dir.node_ops.rename(old_node, new_dir, new_name); + // update old node (we do this here to avoid each backend + // needing to) + old_node.parent = new_dir; + } catch (e) { + throw e; + } finally { + // add the node back to the hash (in case node_ops.rename + // changed its name) + FS.hashAddNode(old_node); + } + }, + rmdir(path) { + var lookup = FS.lookupPath(path, { + parent: true, + }); + var parent = lookup.node; + var name = PATH.basename(path); + var node = FS.lookupNode(parent, name); + var errCode = FS.mayDelete(parent, name, true); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.rmdir) { + throw new FS.ErrnoError(63); + } + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + parent.node_ops.rmdir(parent, name); + FS.destroyNode(node); + }, + readdir(path) { + var lookup = FS.lookupPath(path, { + follow: true, + }); + var node = lookup.node; + if (!node.node_ops.readdir) { + throw new FS.ErrnoError(54); + } + return node.node_ops.readdir(node); + }, + unlink(path) { + var lookup = FS.lookupPath(path, { + parent: true, + }); + var parent = lookup.node; + if (!parent) { + throw new FS.ErrnoError(44); + } + var name = PATH.basename(path); + var node = FS.lookupNode(parent, name); + var errCode = FS.mayDelete(parent, name, false); + if (errCode) { + // According to POSIX, we should map EISDIR to EPERM, but + // we instead do what Linux does (and we must, as we use + // the musl linux libc). + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.unlink) { + throw new FS.ErrnoError(63); + } + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + parent.node_ops.unlink(parent, name); + FS.destroyNode(node); + }, + readlink(path) { + var lookup = FS.lookupPath(path); + var link = lookup.node; + if (!link) { + throw new FS.ErrnoError(44); + } + if (!link.node_ops.readlink) { + throw new FS.ErrnoError(28); + } + return link.node_ops.readlink(link); + }, + stat(path, dontFollow) { + var lookup = FS.lookupPath(path, { + follow: !dontFollow, + }); + var node = lookup.node; + if (!node) { + throw new FS.ErrnoError(44); + } + if (!node.node_ops.getattr) { + throw new FS.ErrnoError(63); + } + return node.node_ops.getattr(node); + }, + lstat(path) { + return FS.stat(path, true); + }, + chmod(path, mode, dontFollow) { + var node; + if (typeof path == 'string') { + var lookup = FS.lookupPath(path, { + follow: !dontFollow, + }); + node = lookup.node; + } else { + node = path; + } + if (!node.node_ops.setattr) { + throw new FS.ErrnoError(63); + } + node.node_ops.setattr(node, { + mode: (mode & 4095) | (node.mode & ~4095), + ctime: Date.now(), + }); + }, + lchmod(path, mode) { + FS.chmod(path, mode, true); + }, + fchmod(fd, mode) { + var stream = FS.getStreamChecked(fd); + FS.chmod(stream.node, mode); + }, + chown(path, uid, gid, dontFollow) { + var node; + if (typeof path == 'string') { + var lookup = FS.lookupPath(path, { + follow: !dontFollow, + }); + node = lookup.node; + } else { + node = path; + } + if (!node.node_ops.setattr) { + throw new FS.ErrnoError(63); + } + node.node_ops.setattr(node, { + timestamp: Date.now(), + }); + }, + // we ignore the uid / gid for now + lchown(path, uid, gid) { + FS.chown(path, uid, gid, true); + }, + fchown(fd, uid, gid) { + var stream = FS.getStreamChecked(fd); + FS.chown(stream.node, uid, gid); + }, + truncate(path, len) { + if (len < 0) { + throw new FS.ErrnoError(28); + } + var node; + if (typeof path == 'string') { + var lookup = FS.lookupPath(path, { + follow: true, + }); + node = lookup.node; + } else { + node = path; + } + if (!node.node_ops.setattr) { + throw new FS.ErrnoError(63); + } + if (FS.isDir(node.mode)) { + throw new FS.ErrnoError(31); + } + if (!FS.isFile(node.mode)) { + throw new FS.ErrnoError(28); + } + var errCode = FS.nodePermissions(node, 'w'); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + node.node_ops.setattr(node, { + size: len, + timestamp: Date.now(), + }); + }, + ftruncate(fd, len) { + var stream = FS.getStreamChecked(fd); + if ((stream.flags & 2097155) === 0) { + throw new FS.ErrnoError(28); + } + FS.truncate(stream.node, len); + }, + utime(path, atime, mtime) { + var lookup = FS.lookupPath(path, { + follow: true, + }); + var node = lookup.node; + node.node_ops.setattr(node, { + atime, + mtime, + }); + }, + open(path, flags, mode = 438) { + if (path === '') { + throw new FS.ErrnoError(44); + } + flags = + typeof flags == 'string' ? FS_modeStringToFlags(flags) : flags; + if (flags & 64) { + mode = (mode & 4095) | 32768; + } else { + mode = 0; + } + var node; + if (typeof path == 'object') { + node = path; + } else { + // noent_okay makes it so that if the final component of the path + // doesn't exist, lookupPath returns `node: undefined`. `path` will be + // updated to point to the target of all symlinks. + var lookup = FS.lookupPath(path, { + follow: !(flags & 131072), + noent_okay: true, + }); + node = lookup.node; + path = lookup.path; + } + // perhaps we need to create the node + var created = false; + if (flags & 64) { + if (node) { + // if O_CREAT and O_EXCL are set, error out if the node already exists + if (flags & 128) { + throw new FS.ErrnoError(20); + } + } else { + // node doesn't exist, try to create it + node = FS.mknod(path, mode, 0); + created = true; + } + } + if (!node) { + throw new FS.ErrnoError(44); + } + // can't truncate a device + if (FS.isChrdev(node.mode)) { + flags &= ~512; + } + // if asked only for a directory, then this must be one + if (flags & 65536 && !FS.isDir(node.mode)) { + throw new FS.ErrnoError(54); + } + // check permissions, if this is not a file we just created now (it is ok to + // create and write to a file with read-only permissions; it is read-only + // for later use) + if (!created) { + var errCode = FS.mayOpen(node, flags); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + } + // do truncation if necessary + if (flags & 512 && !created) { + FS.truncate(node, 0); + } + // we've already handled these, don't pass down to the underlying vfs + flags &= ~(128 | 512 | 131072); + // register the stream with the filesystem + var stream = FS.createStream({ + node, + path: FS.getPath(node), + // we want the absolute path to the node + flags, + seekable: true, + position: 0, + stream_ops: node.stream_ops, + // used by the file family libc calls (fopen, fwrite, ferror, etc.) + ungotten: [], + error: false, + }); + // call the new stream's open function + if (stream.stream_ops.open) { + stream.stream_ops.open(stream); + } + if (Module['logReadFiles'] && !(flags & 1)) { + if (!(path in FS.readFiles)) { + FS.readFiles[path] = 1; + } + } + return stream; + }, + close(stream) { + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if (stream.getdents) stream.getdents = null; + // free readdir state + try { + if (stream.stream_ops.close) { + stream.stream_ops.close(stream); + } + } catch (e) { + throw e; + } finally { + FS.closeStream(stream.fd); + } + stream.fd = null; + }, + isClosed(stream) { + return stream.fd === null; + }, + llseek(stream, offset, whence) { + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if (!stream.seekable || !stream.stream_ops.llseek) { + throw new FS.ErrnoError(70); + } + if (whence != 0 && whence != 1 && whence != 2) { + throw new FS.ErrnoError(28); + } + stream.position = stream.stream_ops.llseek(stream, offset, whence); + stream.ungotten = []; + return stream.position; + }, + read(stream, buffer, offset, length, position) { + if (length < 0 || position < 0) { + throw new FS.ErrnoError(28); + } + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if ((stream.flags & 2097155) === 1) { + throw new FS.ErrnoError(8); + } + if (FS.isDir(stream.node.mode)) { + throw new FS.ErrnoError(31); + } + if (!stream.stream_ops.read) { + throw new FS.ErrnoError(28); + } + var seeking = typeof position != 'undefined'; + if (!seeking) { + position = stream.position; + } else if (!stream.seekable) { + throw new FS.ErrnoError(70); + } + var bytesRead = stream.stream_ops.read( + stream, + buffer, + offset, + length, + position + ); + if (!seeking) stream.position += bytesRead; + return bytesRead; + }, + write(stream, buffer, offset, length, position, canOwn) { + if (length < 0 || position < 0) { + throw new FS.ErrnoError(28); + } + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if ((stream.flags & 2097155) === 0) { + throw new FS.ErrnoError(8); + } + if (FS.isDir(stream.node.mode)) { + throw new FS.ErrnoError(31); + } + if (!stream.stream_ops.write) { + throw new FS.ErrnoError(28); + } + if (stream.seekable && stream.flags & 1024) { + // seek to the end before writing in append mode + FS.llseek(stream, 0, 2); + } + var seeking = typeof position != 'undefined'; + if (!seeking) { + position = stream.position; + } else if (!stream.seekable) { + throw new FS.ErrnoError(70); + } + var bytesWritten = stream.stream_ops.write( + stream, + buffer, + offset, + length, + position, + canOwn + ); + if (!seeking) stream.position += bytesWritten; + return bytesWritten; + }, + allocate(stream, offset, length) { + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if (offset < 0 || length <= 0) { + throw new FS.ErrnoError(28); + } + if ((stream.flags & 2097155) === 0) { + throw new FS.ErrnoError(8); + } + if (!FS.isFile(stream.node.mode) && !FS.isDir(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + if (!stream.stream_ops.allocate) { + throw new FS.ErrnoError(138); + } + stream.stream_ops.allocate(stream, offset, length); + }, + mmap(stream, length, position, prot, flags) { + // User requests writing to file (prot & PROT_WRITE != 0). + // Checking if we have permissions to write to the file unless + // MAP_PRIVATE flag is set. According to POSIX spec it is possible + // to write to file opened in read-only mode with MAP_PRIVATE flag, + // as all modifications will be visible only in the memory of + // the current process. + if ( + (prot & 2) !== 0 && + (flags & 2) === 0 && + (stream.flags & 2097155) !== 2 + ) { + throw new FS.ErrnoError(2); + } + if ((stream.flags & 2097155) === 1) { + throw new FS.ErrnoError(2); + } + if (!stream.stream_ops.mmap) { + throw new FS.ErrnoError(43); + } + if (!length) { + throw new FS.ErrnoError(28); + } + return stream.stream_ops.mmap( + stream, + length, + position, + prot, + flags + ); + }, + msync(stream, buffer, offset, length, mmapFlags) { + if (!stream.stream_ops.msync) { + return 0; + } + return stream.stream_ops.msync( + stream, + buffer, + offset, + length, + mmapFlags + ); + }, + ioctl(stream, cmd, arg) { + if (!stream.stream_ops.ioctl) { + throw new FS.ErrnoError(59); + } + return stream.stream_ops.ioctl(stream, cmd, arg); + }, + readFile(path, opts = {}) { + opts.flags = opts.flags || 0; + opts.encoding = opts.encoding || 'binary'; + if (opts.encoding !== 'utf8' && opts.encoding !== 'binary') { + throw new Error(`Invalid encoding type "${opts.encoding}"`); + } + var ret; + var stream = FS.open(path, opts.flags); + var stat = FS.stat(path); + var length = stat.size; + var buf = new Uint8Array(length); + FS.read(stream, buf, 0, length, 0); + if (opts.encoding === 'utf8') { + ret = UTF8ArrayToString(buf); + } else if (opts.encoding === 'binary') { + ret = buf; + } + FS.close(stream); + return ret; + }, + writeFile(path, data, opts = {}) { + opts.flags = opts.flags || 577; + var stream = FS.open(path, opts.flags, opts.mode); + if (typeof data == 'string') { + var buf = new Uint8Array(lengthBytesUTF8(data) + 1); + var actualNumBytes = stringToUTF8Array( + data, + buf, + 0, + buf.length + ); + FS.write( + stream, + buf, + 0, + actualNumBytes, + undefined, + opts.canOwn + ); + } else if (ArrayBuffer.isView(data)) { + FS.write( + stream, + data, + 0, + data.byteLength, + undefined, + opts.canOwn + ); + } else { + throw new Error('Unsupported data type'); + } + FS.close(stream); + }, + cwd: () => FS.currentPath, + chdir(path) { + var lookup = FS.lookupPath(path, { + follow: true, + }); + if (lookup.node === null) { + throw new FS.ErrnoError(44); + } + if (!FS.isDir(lookup.node.mode)) { + throw new FS.ErrnoError(54); + } + var errCode = FS.nodePermissions(lookup.node, 'x'); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + FS.currentPath = lookup.path; + }, + createDefaultDirectories() { + FS.mkdir('/tmp'); + FS.mkdir('/home'); + FS.mkdir('/home/web_user'); + }, + createDefaultDevices() { + // create /dev + FS.mkdir('/dev'); + // setup /dev/null + FS.registerDevice(FS.makedev(1, 3), { + read: () => 0, + write: (stream, buffer, offset, length, pos) => length, + llseek: () => 0, + }); + FS.mkdev('/dev/null', FS.makedev(1, 3)); + // setup /dev/tty and /dev/tty1 + // stderr needs to print output using err() rather than out() + // so we register a second tty just for it. + TTY.register(FS.makedev(5, 0), TTY.default_tty_ops); + TTY.register(FS.makedev(6, 0), TTY.default_tty1_ops); + FS.mkdev('/dev/tty', FS.makedev(5, 0)); + FS.mkdev('/dev/tty1', FS.makedev(6, 0)); + // setup /dev/[u]random + // use a buffer to avoid overhead of individual crypto calls per byte + var randomBuffer = new Uint8Array(1024), + randomLeft = 0; + var randomByte = () => { + if (randomLeft === 0) { + randomLeft = randomFill(randomBuffer).byteLength; + } + return randomBuffer[--randomLeft]; + }; + FS.createDevice('/dev', 'random', randomByte); + FS.createDevice('/dev', 'urandom', randomByte); + // we're not going to emulate the actual shm device, + // just create the tmp dirs that reside in it commonly + FS.mkdir('/dev/shm'); + FS.mkdir('/dev/shm/tmp'); + }, + createSpecialDirectories() { + // create /proc/self/fd which allows /proc/self/fd/6 => readlink gives the + // name of the stream for fd 6 (see test_unistd_ttyname) + FS.mkdir('/proc'); + var proc_self = FS.mkdir('/proc/self'); + FS.mkdir('/proc/self/fd'); + FS.mount( + { + mount() { + var node = FS.createNode(proc_self, 'fd', 16895, 73); + node.stream_ops = { + llseek: MEMFS.stream_ops.llseek, + }; + node.node_ops = { + lookup(parent, name) { + var fd = +name; + var stream = FS.getStreamChecked(fd); + var ret = { + parent: null, + mount: { + mountpoint: 'fake', + }, + node_ops: { + readlink: () => stream.path, + }, + id: fd + 1, + }; + ret.parent = ret; + // make it look like a simple root node + return ret; + }, + readdir() { + return Array.from(FS.streams.entries()) + .filter(([k, v]) => v) + .map(([k, v]) => k.toString()); + }, + }; + return node; + }, + }, + {}, + '/proc/self/fd' + ); + }, + createStandardStreams(input, output, error) { + // TODO deprecate the old functionality of a single + // input / output callback and that utilizes FS.createDevice + // and instead require a unique set of stream ops + // by default, we symlink the standard streams to the + // default tty devices. however, if the standard streams + // have been overwritten we create a unique device for + // them instead. + if (input) { + FS.createDevice('/dev', 'stdin', input); + } else { + FS.symlink('/dev/tty', '/dev/stdin'); + } + if (output) { + FS.createDevice('/dev', 'stdout', null, output); + } else { + FS.symlink('/dev/tty', '/dev/stdout'); + } + if (error) { + FS.createDevice('/dev', 'stderr', null, error); + } else { + FS.symlink('/dev/tty1', '/dev/stderr'); + } + // open default streams for the stdin, stdout and stderr devices + var stdin = FS.open('/dev/stdin', 0); + var stdout = FS.open('/dev/stdout', 1); + var stderr = FS.open('/dev/stderr', 1); + }, + staticInit() { + FS.nameTable = new Array(4096); + FS.mount(MEMFS, {}, '/'); + FS.createDefaultDirectories(); + FS.createDefaultDevices(); + FS.createSpecialDirectories(); + FS.filesystems = { + MEMFS: MEMFS, + NODEFS: NODEFS, + PROXYFS: PROXYFS, + }; + }, + init(input, output, error) { + FS.initialized = true; + // Allow Module.stdin etc. to provide defaults, if none explicitly passed to us here + input ??= Module['stdin']; + output ??= Module['stdout']; + error ??= Module['stderr']; + FS.createStandardStreams(input, output, error); + }, + quit() { + FS.initialized = false; + // force-flush all streams, so we get musl std streams printed out + _fflush(0); + // close all of our streams + for (var i = 0; i < FS.streams.length; i++) { + var stream = FS.streams[i]; + if (!stream) { + continue; + } + FS.close(stream); + } + }, + findObject(path, dontResolveLastLink) { + var ret = FS.analyzePath(path, dontResolveLastLink); + if (!ret.exists) { + return null; + } + return ret.object; + }, + analyzePath(path, dontResolveLastLink) { + // operate from within the context of the symlink's target + try { + var lookup = FS.lookupPath(path, { + follow: !dontResolveLastLink, + }); + path = lookup.path; + } catch (e) {} + var ret = { + isRoot: false, + exists: false, + error: 0, + name: null, + path: null, + object: null, + parentExists: false, + parentPath: null, + parentObject: null, + }; + try { + var lookup = FS.lookupPath(path, { + parent: true, + }); + ret.parentExists = true; + ret.parentPath = lookup.path; + ret.parentObject = lookup.node; + ret.name = PATH.basename(path); + lookup = FS.lookupPath(path, { + follow: !dontResolveLastLink, + }); + ret.exists = true; + ret.path = lookup.path; + ret.object = lookup.node; + ret.name = lookup.node.name; + ret.isRoot = lookup.path === '/'; + } catch (e) { + ret.error = e.errno; + } + return ret; + }, + createPath(parent, path, canRead, canWrite) { + parent = typeof parent == 'string' ? parent : FS.getPath(parent); + var parts = path.split('/').reverse(); + while (parts.length) { + var part = parts.pop(); + if (!part) continue; + var current = PATH.join2(parent, part); + try { + FS.mkdir(current); + } catch (e) {} + // ignore EEXIST + parent = current; + } + return current; + }, + createFile(parent, name, properties, canRead, canWrite) { + var path = PATH.join2( + typeof parent == 'string' ? parent : FS.getPath(parent), + name + ); + var mode = FS_getMode(canRead, canWrite); + return FS.create(path, mode); + }, + createDataFile(parent, name, data, canRead, canWrite, canOwn) { + var path = name; + if (parent) { + parent = + typeof parent == 'string' ? parent : FS.getPath(parent); + path = name ? PATH.join2(parent, name) : parent; + } + var mode = FS_getMode(canRead, canWrite); + var node = FS.create(path, mode); + if (data) { + if (typeof data == 'string') { + var arr = new Array(data.length); + for (var i = 0, len = data.length; i < len; ++i) + arr[i] = data.charCodeAt(i); + data = arr; + } + // make sure we can write to the file + FS.chmod(node, mode | 146); + var stream = FS.open(node, 577); + FS.write(stream, data, 0, data.length, 0, canOwn); + FS.close(stream); + FS.chmod(node, mode); + } + }, + createDevice(parent, name, input, output) { + var path = PATH.join2( + typeof parent == 'string' ? parent : FS.getPath(parent), + name + ); + var mode = FS_getMode(!!input, !!output); + FS.createDevice.major ??= 64; + var dev = FS.makedev(FS.createDevice.major++, 0); + // Create a fake device that a set of stream ops to emulate + // the old behavior. + FS.registerDevice(dev, { + open(stream) { + stream.seekable = false; + }, + close(stream) { + // flush any pending line data + if (output?.buffer?.length) { + output(10); + } + }, + read(stream, buffer, offset, length, pos) { + /* ignored */ var bytesRead = 0; + for (var i = 0; i < length; i++) { + var result; + try { + result = input(); + } catch (e) { + throw new FS.ErrnoError(29); + } + if (result === undefined && bytesRead === 0) { + throw new FS.ErrnoError(6); + } + if (result === null || result === undefined) break; + bytesRead++; + buffer[offset + i] = result; + } + if (bytesRead) { + stream.node.atime = Date.now(); + } + return bytesRead; + }, + write(stream, buffer, offset, length, pos) { + for (var i = 0; i < length; i++) { + try { + output(buffer[offset + i]); + } catch (e) { + throw new FS.ErrnoError(29); + } + } + if (length) { + stream.node.mtime = stream.node.ctime = Date.now(); + } + return i; + }, + }); + return FS.mkdev(path, mode, dev); + }, + forceLoadFile(obj) { + if (obj.isDevice || obj.isFolder || obj.link || obj.contents) + return true; + if (typeof XMLHttpRequest != 'undefined') { + throw new Error( + 'Lazy loading should have been performed (contents set) in createLazyFile, but it was not. Lazy loading only works in web workers. Use --embed-file or --preload-file in emcc on the main thread.' + ); + } else { + // Command-line. + try { + obj.contents = readBinary(obj.url); + obj.usedBytes = obj.contents.length; + } catch (e) { + throw new FS.ErrnoError(29); + } + } + }, + createLazyFile(parent, name, url, canRead, canWrite) { + // Lazy chunked Uint8Array (implements get and length from Uint8Array). + // Actual getting is abstracted away for eventual reuse. + class LazyUint8Array { + lengthKnown = false; + chunks = []; + // Loaded chunks. Index is the chunk number + get(idx) { + if (idx > this.length - 1 || idx < 0) { + return undefined; + } + var chunkOffset = idx % this.chunkSize; + var chunkNum = (idx / this.chunkSize) | 0; + return this.getter(chunkNum)[chunkOffset]; + } + setDataGetter(getter) { + this.getter = getter; + } + cacheLength() { + // Find length + var xhr = new XMLHttpRequest(); + xhr.open('HEAD', url, false); + xhr.send(null); + if ( + !( + (xhr.status >= 200 && xhr.status < 300) || + xhr.status === 304 + ) + ) + throw new Error( + "Couldn't load " + url + '. Status: ' + xhr.status + ); + var datalength = Number( + xhr.getResponseHeader('Content-length') + ); + var header; + var hasByteServing = + (header = xhr.getResponseHeader('Accept-Ranges')) && + header === 'bytes'; + var usesGzip = + (header = xhr.getResponseHeader('Content-Encoding')) && + header === 'gzip'; + var chunkSize = 1024 * 1024; + // Chunk size in bytes + if (!hasByteServing) chunkSize = datalength; + // Function to get a range from the remote URL. + var doXHR = (from, to) => { + if (from > to) + throw new Error( + 'invalid range (' + + from + + ', ' + + to + + ') or no bytes requested!' + ); + if (to > datalength - 1) + throw new Error( + 'only ' + + datalength + + ' bytes available! programmer error!' + ); + // TODO: Use mozResponseArrayBuffer, responseStream, etc. if available. + var xhr = new XMLHttpRequest(); + xhr.open('GET', url, false); + if (datalength !== chunkSize) + xhr.setRequestHeader( + 'Range', + 'bytes=' + from + '-' + to + ); + // Some hints to the browser that we want binary data. + xhr.responseType = 'arraybuffer'; + if (xhr.overrideMimeType) { + xhr.overrideMimeType( + 'text/plain; charset=x-user-defined' + ); + } + xhr.send(null); + if ( + !( + (xhr.status >= 200 && xhr.status < 300) || + xhr.status === 304 + ) + ) + throw new Error( + "Couldn't load " + + url + + '. Status: ' + + xhr.status + ); + if (xhr.response !== undefined) { + return new Uint8Array( + /** @type{Array} */ (xhr.response || []) + ); + } + return intArrayFromString(xhr.responseText || '', true); + }; + var lazyArray = this; + lazyArray.setDataGetter((chunkNum) => { + var start = chunkNum * chunkSize; + var end = (chunkNum + 1) * chunkSize - 1; + // including this byte + end = Math.min(end, datalength - 1); + // if datalength-1 is selected, this is the last block + if (typeof lazyArray.chunks[chunkNum] == 'undefined') { + lazyArray.chunks[chunkNum] = doXHR(start, end); + } + if (typeof lazyArray.chunks[chunkNum] == 'undefined') + throw new Error('doXHR failed!'); + return lazyArray.chunks[chunkNum]; + }); + if (usesGzip || !datalength) { + // if the server uses gzip or doesn't supply the length, we have to download the whole file to get the (uncompressed) length + chunkSize = datalength = 1; + // this will force getter(0)/doXHR do download the whole file + datalength = this.getter(0).length; + chunkSize = datalength; + out( + 'LazyFiles on gzip forces download of the whole file when length is accessed' + ); + } + this._length = datalength; + this._chunkSize = chunkSize; + this.lengthKnown = true; + } + get length() { + if (!this.lengthKnown) { + this.cacheLength(); + } + return this._length; + } + get chunkSize() { + if (!this.lengthKnown) { + this.cacheLength(); + } + return this._chunkSize; + } + } + if (typeof XMLHttpRequest != 'undefined') { + if (!ENVIRONMENT_IS_WORKER) + throw 'Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc'; + var lazyArray = new LazyUint8Array(); + var properties = { + isDevice: false, + contents: lazyArray, + }; + } else { + var properties = { + isDevice: false, + url, + }; + } + var node = FS.createFile( + parent, + name, + properties, + canRead, + canWrite + ); + // This is a total hack, but I want to get this lazy file code out of the + // core of MEMFS. If we want to keep this lazy file concept I feel it should + // be its own thin LAZYFS proxying calls to MEMFS. + if (properties.contents) { + node.contents = properties.contents; + } else if (properties.url) { + node.contents = null; + node.url = properties.url; + } + // Add a function that defers querying the file size until it is asked the first time. + Object.defineProperties(node, { + usedBytes: { + get: function () { + return this.contents.length; + }, + }, + }); + // override each stream op with one that tries to force load the lazy file first + var stream_ops = {}; + var keys = Object.keys(node.stream_ops); + keys.forEach((key) => { + var fn = node.stream_ops[key]; + stream_ops[key] = (...args) => { + FS.forceLoadFile(node); + return fn(...args); + }; + }); + function writeChunks(stream, buffer, offset, length, position) { + var contents = stream.node.contents; + if (position >= contents.length) return 0; + var size = Math.min(contents.length - position, length); + if (contents.slice) { + // normal array + for (var i = 0; i < size; i++) { + buffer[offset + i] = contents[position + i]; + } + } else { + for (var i = 0; i < size; i++) { + // LazyUint8Array from sync binary XHR + buffer[offset + i] = contents.get(position + i); + } + } + return size; + } + // use a custom read function + stream_ops.read = (stream, buffer, offset, length, position) => { + FS.forceLoadFile(node); + return writeChunks(stream, buffer, offset, length, position); + }; + // use a custom mmap function + stream_ops.mmap = (stream, length, position, prot, flags) => { + FS.forceLoadFile(node); + var ptr = mmapAlloc(length); + if (!ptr) { + throw new FS.ErrnoError(48); + } + writeChunks(stream, HEAP8, ptr, length, position); + return { + ptr, + allocated: true, + }; + }; + node.stream_ops = stream_ops; + return node; + }, + }; + + Module['FS'] = FS; + + var SOCKFS = { + websocketArgs: {}, + callbacks: {}, + on(event, callback) { + SOCKFS.callbacks[event] = callback; + }, + emit(event, param) { + SOCKFS.callbacks[event]?.(param); + }, + mount(mount) { + // The incomming Module['websocket'] can be used for configuring + // configuring subprotocol/url, etc + SOCKFS.websocketArgs = Module['websocket'] || {}; + // Add the Event registration mechanism to the exported websocket configuration + // object so we can register network callbacks from native JavaScript too. + // For more documentation see system/include/emscripten/emscripten.h + (Module['websocket'] ??= {})['on'] = SOCKFS.on; + return FS.createNode(null, '/', 16895, 0); + }, + createSocket(family, type, protocol) { + type &= ~526336; + // Some applications may pass it; it makes no sense for a single process. + var streaming = type == 1; + if (streaming && protocol && protocol != 6) { + throw new FS.ErrnoError(66); + } + // create our internal socket structure + var sock = { + family, + type, + protocol, + server: null, + error: null, + // Used in getsockopt for SOL_SOCKET/SO_ERROR test + peers: {}, + pending: [], + recv_queue: [], + sock_ops: SOCKFS.websocket_sock_ops, + }; + // create the filesystem node to store the socket structure + var name = SOCKFS.nextname(); + var node = FS.createNode(SOCKFS.root, name, 49152, 0); + node.sock = sock; + // and the wrapping stream that enables library functions such + // as read and write to indirectly interact with the socket + var stream = FS.createStream({ + path: name, + node, + flags: 2, + seekable: false, + stream_ops: SOCKFS.stream_ops, + }); + // map the new stream to the socket structure (sockets have a 1:1 + // relationship with a stream) + sock.stream = stream; + return sock; + }, + getSocket(fd) { + var stream = FS.getStream(fd); + if (!stream || !FS.isSocket(stream.node.mode)) { + return null; + } + return stream.node.sock; + }, + stream_ops: { + poll(stream) { + var sock = stream.node.sock; + return sock.sock_ops.poll(sock); + }, + ioctl(stream, request, varargs) { + var sock = stream.node.sock; + return sock.sock_ops.ioctl(sock, request, varargs); + }, + read(stream, buffer, offset, length, position) { + /* ignored */ var sock = stream.node.sock; + var msg = sock.sock_ops.recvmsg(sock, length); + if (!msg) { + // socket is closed + return 0; + } + buffer.set(msg.buffer, offset); + return msg.buffer.length; + }, + write(stream, buffer, offset, length, position) { + /* ignored */ var sock = stream.node.sock; + return sock.sock_ops.sendmsg(sock, buffer, offset, length); + }, + close(stream) { + var sock = stream.node.sock; + sock.sock_ops.close(sock); + }, + }, + nextname() { + if (!SOCKFS.nextname.current) { + SOCKFS.nextname.current = 0; + } + return `socket[${SOCKFS.nextname.current++}]`; + }, + websocket_sock_ops: { + createPeer(sock, addr, port) { + var ws; + if (typeof addr == 'object') { + ws = addr; + addr = null; + port = null; + } + if (ws) { + // for sockets that've already connected (e.g. we're the server) + // we can inspect the _socket property for the address + if (ws._socket) { + addr = ws._socket.remoteAddress; + port = ws._socket.remotePort; + } // if we're just now initializing a connection to the remote, + // inspect the url property + else { + var result = /ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url); + if (!result) { + throw new Error( + 'WebSocket URL must be in the format ws(s)://address:port' + ); + } + addr = result[1]; + port = parseInt(result[2], 10); + } + } else { + // create the actual websocket object and connect + try { + // The default value is 'ws://' the replace is needed because the compiler replaces '//' comments with '#' + // comments without checking context, so we'd end up with ws:#, the replace swaps the '#' for '//' again. + var url = 'ws:#'.replace('#', '//'); + // Make the WebSocket subprotocol (Sec-WebSocket-Protocol) default to binary if no configuration is set. + var subProtocols = 'binary'; + // The default value is 'binary' + // The default WebSocket options + var opts = undefined; + // Fetch runtime WebSocket URL config. + if ('function' === typeof SOCKFS.websocketArgs['url']) { + url = SOCKFS.websocketArgs['url'](...arguments); + } else if ( + 'string' === typeof SOCKFS.websocketArgs['url'] + ) { + url = SOCKFS.websocketArgs['url']; + } + // Fetch runtime WebSocket subprotocol config. + if (SOCKFS.websocketArgs['subprotocol']) { + subProtocols = SOCKFS.websocketArgs['subprotocol']; + } else if ( + SOCKFS.websocketArgs['subprotocol'] === null + ) { + subProtocols = 'null'; + } + if (url === 'ws://' || url === 'wss://') { + // Is the supplied URL config just a prefix, if so complete it. + var parts = addr.split('/'); + url = + url + + parts[0] + + ':' + + port + + '/' + + parts.slice(1).join('/'); + } + if (subProtocols !== 'null') { + // The regex trims the string (removes spaces at the beginning and end, then splits the string by + // , into an Array. Whitespace removal is important for Websockify and ws. + subProtocols = subProtocols + .replace(/^ +| +$/g, '') + .split(/ *, */); + opts = subProtocols; + } + // If node we use the ws library. + var WebSocketConstructor; + if (ENVIRONMENT_IS_NODE) { + WebSocketConstructor = + /** @type{(typeof WebSocket)} */ ( + require('ws') + ); + } else { + WebSocketConstructor = WebSocket; + } + if (Module['websocket']['decorator']) { + WebSocketConstructor = + Module['websocket']['decorator']( + WebSocketConstructor + ); + } + ws = new WebSocketConstructor(url, opts); + ws.binaryType = 'arraybuffer'; + } catch (e) { + throw new FS.ErrnoError(23); + } + } + var peer = { + addr, + port, + socket: ws, + msg_send_queue: [], + }; + SOCKFS.websocket_sock_ops.addPeer(sock, peer); + SOCKFS.websocket_sock_ops.handlePeerEvents(sock, peer); + // if this is a bound dgram socket, send the port number first to allow + // us to override the ephemeral port reported to us by remotePort on the + // remote end. + if (sock.type === 2 && typeof sock.sport != 'undefined') { + peer.msg_send_queue.push( + new Uint8Array([ + 255, + 255, + 255, + 255, + 'p'.charCodeAt(0), + 'o'.charCodeAt(0), + 'r'.charCodeAt(0), + 't'.charCodeAt(0), + (sock.sport & 65280) >> 8, + sock.sport & 255, + ]) + ); + } + return peer; + }, + getPeer(sock, addr, port) { + return sock.peers[addr + ':' + port]; + }, + addPeer(sock, peer) { + sock.peers[peer.addr + ':' + peer.port] = peer; + }, + removePeer(sock, peer) { + delete sock.peers[peer.addr + ':' + peer.port]; + }, + handlePeerEvents(sock, peer) { + var first = true; + var handleOpen = function () { + sock.connecting = false; + SOCKFS.emit('open', sock.stream.fd); + try { + var queued = peer.msg_send_queue.shift(); + while (queued) { + peer.socket.send(queued); + queued = peer.msg_send_queue.shift(); + } + } catch (e) { + // not much we can do here in the way of proper error handling as we've already + // lied and said this data was sent. shut it down. + peer.socket.close(); + } + }; + function handleMessage(data) { + if (typeof data == 'string') { + var encoder = new TextEncoder(); + // should be utf-8 + data = encoder.encode(data); + } // make a typed array from the string + else { + assert(data.byteLength !== undefined); + // must receive an ArrayBuffer + if (data.byteLength == 0) { + // An empty ArrayBuffer will emit a pseudo disconnect event + // as recv/recvmsg will return zero which indicates that a socket + // has performed a shutdown although the connection has not been disconnected yet. + return; + } + data = new Uint8Array(data); + } + // if this is the port message, override the peer's port with it + var wasfirst = first; + first = false; + if ( + wasfirst && + data.length === 10 && + data[0] === 255 && + data[1] === 255 && + data[2] === 255 && + data[3] === 255 && + data[4] === 'p'.charCodeAt(0) && + data[5] === 'o'.charCodeAt(0) && + data[6] === 'r'.charCodeAt(0) && + data[7] === 't'.charCodeAt(0) + ) { + // update the peer's port and it's key in the peer map + var newport = (data[8] << 8) | data[9]; + SOCKFS.websocket_sock_ops.removePeer(sock, peer); + peer.port = newport; + SOCKFS.websocket_sock_ops.addPeer(sock, peer); + return; + } + sock.recv_queue.push({ + addr: peer.addr, + port: peer.port, + data, + }); + SOCKFS.emit('message', sock.stream.fd); + } + if (ENVIRONMENT_IS_NODE) { + peer.socket.on('open', handleOpen); + peer.socket.on('message', function (data, isBinary) { + if (!isBinary) { + return; + } + handleMessage(new Uint8Array(data).buffer); + }); + // copy from node Buffer -> ArrayBuffer + peer.socket.on('close', function () { + SOCKFS.emit('close', sock.stream.fd); + }); + peer.socket.on('error', function (error) { + // Although the ws library may pass errors that may be more descriptive than + // ECONNREFUSED they are not necessarily the expected error code e.g. + // ENOTFOUND on getaddrinfo seems to be node.js specific, so using ECONNREFUSED + // is still probably the most useful thing to do. + sock.error = 14; + // Used in getsockopt for SOL_SOCKET/SO_ERROR test. + SOCKFS.emit('error', [ + sock.stream.fd, + sock.error, + 'ECONNREFUSED: Connection refused', + ]); + }); + } else { + peer.socket.onopen = handleOpen; + peer.socket.onclose = function () { + SOCKFS.emit('close', sock.stream.fd); + }; + peer.socket.onmessage = function peer_socket_onmessage( + event + ) { + handleMessage(event.data); + }; + peer.socket.onerror = function (error) { + // The WebSocket spec only allows a 'simple event' to be thrown on error, + // so we only really know as much as ECONNREFUSED. + sock.error = 14; + // Used in getsockopt for SOL_SOCKET/SO_ERROR test. + SOCKFS.emit('error', [ + sock.stream.fd, + sock.error, + 'ECONNREFUSED: Connection refused', + ]); + }; + } + }, + poll(sock) { + if (sock.type === 1 && sock.server) { + // listen sockets should only say they're available for reading + // if there are pending clients. + return sock.pending.length ? 64 | 1 : 0; + } + var mask = 0; + var dest = + sock.type === 1 // we only care about the socket state for connection-based sockets + ? SOCKFS.websocket_sock_ops.getPeer( + sock, + sock.daddr, + sock.dport + ) + : null; + if ( + sock.recv_queue.length || + !dest || // connection-less sockets are always ready to read + (dest && dest.socket.readyState === dest.socket.CLOSING) || + (dest && dest.socket.readyState === dest.socket.CLOSED) + ) { + // let recv return 0 once closed + mask |= 64 | 1; + } + if ( + !dest || // connection-less sockets are always ready to write + (dest && dest.socket.readyState === dest.socket.OPEN) + ) { + mask |= 4; + } + if ( + (dest && dest.socket.readyState === dest.socket.CLOSING) || + (dest && dest.socket.readyState === dest.socket.CLOSED) + ) { + // When an non-blocking connect fails mark the socket as writable. + // Its up to the calling code to then use getsockopt with SO_ERROR to + // retrieve the error. + // See https://man7.org/linux/man-pages/man2/connect.2.html + if (sock.connecting) { + mask |= 4; + } else { + mask |= 16; + } + } + return mask; + }, + ioctl(sock, request, arg) { + switch (request) { + case 21531: + var bytes = 0; + if (sock.recv_queue.length) { + bytes = sock.recv_queue[0].data.length; + } + HEAP32[arg >> 2] = bytes; + return 0; + + default: + return 28; + } + }, + close(sock) { + // if we've spawned a listen server, close it + if (sock.server) { + try { + sock.server.close(); + } catch (e) {} + sock.server = null; + } + // close any peer connections + var peers = Object.keys(sock.peers); + for (var i = 0; i < peers.length; i++) { + var peer = sock.peers[peers[i]]; + try { + peer.socket.close(); + } catch (e) {} + SOCKFS.websocket_sock_ops.removePeer(sock, peer); + } + return 0; + }, + bind(sock, addr, port) { + if ( + typeof sock.saddr != 'undefined' || + typeof sock.sport != 'undefined' + ) { + throw new FS.ErrnoError(28); + } + // already bound + sock.saddr = addr; + sock.sport = port; + // in order to emulate dgram sockets, we need to launch a listen server when + // binding on a connection-less socket + // note: this is only required on the server side + if (sock.type === 2) { + // close the existing server if it exists + if (sock.server) { + sock.server.close(); + sock.server = null; + } + // swallow error operation not supported error that occurs when binding in the + // browser where this isn't supported + try { + sock.sock_ops.listen(sock, 0); + } catch (e) { + if (!(e.name === 'ErrnoError')) throw e; + if (e.errno !== 138) throw e; + } + } + }, + connect(sock, addr, port) { + if (sock.server) { + throw new FS.ErrnoError(138); + } + // TODO autobind + // if (!sock.addr && sock.type == 2) { + // } + // early out if we're already connected / in the middle of connecting + if ( + typeof sock.daddr != 'undefined' && + typeof sock.dport != 'undefined' + ) { + var dest = SOCKFS.websocket_sock_ops.getPeer( + sock, + sock.daddr, + sock.dport + ); + if (dest) { + if (dest.socket.readyState === dest.socket.CONNECTING) { + throw new FS.ErrnoError(7); + } else { + throw new FS.ErrnoError(30); + } + } + } + // add the socket to our peer list and set our + // destination address / port to match + var peer = SOCKFS.websocket_sock_ops.createPeer( + sock, + addr, + port + ); + sock.daddr = peer.addr; + sock.dport = peer.port; + // because we cannot synchronously block to wait for the WebSocket + // connection to complete, we return here pretending that the connection + // was a success. + sock.connecting = true; + }, + listen(sock, backlog) { + if (!ENVIRONMENT_IS_NODE) { + throw new FS.ErrnoError(138); + } + if (sock.server) { + throw new FS.ErrnoError(28); + } + // already listening + var WebSocketServer = require('ws').Server; + var host = sock.saddr; + if (Module['websocket']['serverDecorator']) { + WebSocketServer = + Module['websocket']['serverDecorator'](WebSocketServer); + } + sock.server = new WebSocketServer({ + host, + port: sock.sport, + }); + // TODO support backlog + SOCKFS.emit('listen', sock.stream.fd); + // Send Event with listen fd. + sock.server.on('connection', function (ws) { + if (sock.type === 1) { + var newsock = SOCKFS.createSocket( + sock.family, + sock.type, + sock.protocol + ); + // create a peer on the new socket + var peer = SOCKFS.websocket_sock_ops.createPeer( + newsock, + ws + ); + newsock.daddr = peer.addr; + newsock.dport = peer.port; + // push to queue for accept to pick up + sock.pending.push(newsock); + SOCKFS.emit('connection', newsock.stream.fd); + } else { + // create a peer on the listen socket so calling sendto + // with the listen socket and an address will resolve + // to the correct client + SOCKFS.websocket_sock_ops.createPeer(sock, ws); + SOCKFS.emit('connection', sock.stream.fd); + } + }); + sock.server.on('close', function () { + SOCKFS.emit('close', sock.stream.fd); + sock.server = null; + }); + sock.server.on('error', function (error) { + // Although the ws library may pass errors that may be more descriptive than + // ECONNREFUSED they are not necessarily the expected error code e.g. + // ENOTFOUND on getaddrinfo seems to be node.js specific, so using EHOSTUNREACH + // is still probably the most useful thing to do. This error shouldn't + // occur in a well written app as errors should get trapped in the compiled + // app's own getaddrinfo call. + sock.error = 23; + // Used in getsockopt for SOL_SOCKET/SO_ERROR test. + SOCKFS.emit('error', [ + sock.stream.fd, + sock.error, + 'EHOSTUNREACH: Host is unreachable', + ]); + }); + }, + // don't throw + accept(listensock) { + if (!listensock.server || !listensock.pending.length) { + throw new FS.ErrnoError(28); + } + var newsock = listensock.pending.shift(); + newsock.stream.flags = listensock.stream.flags; + return newsock; + }, + getname(sock, peer) { + var addr, port; + if (peer) { + if (sock.daddr === undefined || sock.dport === undefined) { + throw new FS.ErrnoError(53); + } + addr = sock.daddr; + port = sock.dport; + } else { + // TODO saddr and sport will be set for bind()'d UDP sockets, but what + // should we be returning for TCP sockets that've been connect()'d? + addr = sock.saddr || 0; + port = sock.sport || 0; + } + return { + addr, + port, + }; + }, + sendmsg(sock, buffer, offset, length, addr, port) { + if (sock.type === 2) { + // connection-less sockets will honor the message address, + // and otherwise fall back to the bound destination address + if (addr === undefined || port === undefined) { + addr = sock.daddr; + port = sock.dport; + } + // if there was no address to fall back to, error out + if (addr === undefined || port === undefined) { + throw new FS.ErrnoError(17); + } + } else { + // connection-based sockets will only use the bound + addr = sock.daddr; + port = sock.dport; + } + // find the peer for the destination address + var dest = SOCKFS.websocket_sock_ops.getPeer(sock, addr, port); + // early out if not connected with a connection-based socket + if (sock.type === 1) { + if ( + !dest || + dest.socket.readyState === dest.socket.CLOSING || + dest.socket.readyState === dest.socket.CLOSED + ) { + throw new FS.ErrnoError(53); + } + } + // create a copy of the incoming data to send, as the WebSocket API + // doesn't work entirely with an ArrayBufferView, it'll just send + // the entire underlying buffer + if (ArrayBuffer.isView(buffer)) { + offset += buffer.byteOffset; + buffer = buffer.buffer; + } + var data = buffer.slice(offset, offset + length); + // if we don't have a cached connectionless UDP datagram connection, or + // the TCP socket is still connecting, queue the message to be sent upon + // connect, and lie, saying the data was sent now. + if (!dest || dest.socket.readyState !== dest.socket.OPEN) { + // if we're not connected, open a new connection + if (sock.type === 2) { + if ( + !dest || + dest.socket.readyState === dest.socket.CLOSING || + dest.socket.readyState === dest.socket.CLOSED + ) { + dest = SOCKFS.websocket_sock_ops.createPeer( + sock, + addr, + port + ); + } + } + dest.msg_send_queue.push(data); + return length; + } + try { + // send the actual data + dest.socket.send(data); + return length; + } catch (e) { + throw new FS.ErrnoError(28); + } + }, + recvmsg(sock, length, flags) { + // http://pubs.opengroup.org/onlinepubs/7908799/xns/recvmsg.html + if (sock.type === 1 && sock.server) { + // tcp servers should not be recv()'ing on the listen socket + throw new FS.ErrnoError(53); + } + var queued = sock.recv_queue.shift(); + if (!queued) { + if (sock.type === 1) { + var dest = SOCKFS.websocket_sock_ops.getPeer( + sock, + sock.daddr, + sock.dport + ); + if (!dest) { + // if we have a destination address but are not connected, error out + throw new FS.ErrnoError(53); + } + if ( + dest.socket.readyState === dest.socket.CLOSING || + dest.socket.readyState === dest.socket.CLOSED + ) { + // return null if the socket has closed + return null; + } + // else, our socket is in a valid state but truly has nothing available + throw new FS.ErrnoError(6); + } + throw new FS.ErrnoError(6); + } + // queued.data will be an ArrayBuffer if it's unadulterated, but if it's + // requeued TCP data it'll be an ArrayBufferView + var queuedLength = queued.data.byteLength || queued.data.length; + var queuedOffset = queued.data.byteOffset || 0; + var queuedBuffer = queued.data.buffer || queued.data; + var bytesRead = Math.min(length, queuedLength); + var res = { + buffer: new Uint8Array( + queuedBuffer, + queuedOffset, + bytesRead + ), + addr: queued.addr, + port: queued.port, + }; + // push back any unread data for TCP connections + if (flags & 2) { + bytesRead = 0; + } + if (sock.type === 1 && bytesRead < queuedLength) { + var bytesRemaining = queuedLength - bytesRead; + queued.data = new Uint8Array( + queuedBuffer, + queuedOffset + bytesRead, + bytesRemaining + ); + sock.recv_queue.unshift(queued); + } + return res; + }, + }, + }; + + var getSocketFromFD = (fd) => { + var socket = SOCKFS.getSocket(fd); + if (!socket) throw new FS.ErrnoError(8); + return socket; + }; + + var inetPton4 = (str) => { + var b = str.split('.'); + for (var i = 0; i < 4; i++) { + var tmp = Number(b[i]); + if (isNaN(tmp)) return null; + b[i] = tmp; + } + return (b[0] | (b[1] << 8) | (b[2] << 16) | (b[3] << 24)) >>> 0; + }; + + /** @suppress {checkTypes} */ var jstoi_q = (str) => parseInt(str); + + var inetPton6 = (str) => { + var words; + var w, offset, z; + /* http://home.deds.nl/~aeron/regex/ */ var valid6regx = + /^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i; + var parts = []; + if (!valid6regx.test(str)) { + return null; + } + if (str === '::') { + return [0, 0, 0, 0, 0, 0, 0, 0]; + } + // Z placeholder to keep track of zeros when splitting the string on ":" + if (str.startsWith('::')) { + str = str.replace('::', 'Z:'); + } // leading zeros case + else { + str = str.replace('::', ':Z:'); + } + if (str.indexOf('.') > 0) { + // parse IPv4 embedded stress + str = str.replace(new RegExp('[.]', 'g'), ':'); + words = str.split(':'); + words[words.length - 4] = + jstoi_q(words[words.length - 4]) + + jstoi_q(words[words.length - 3]) * 256; + words[words.length - 3] = + jstoi_q(words[words.length - 2]) + + jstoi_q(words[words.length - 1]) * 256; + words = words.slice(0, words.length - 2); + } else { + words = str.split(':'); + } + offset = 0; + z = 0; + for (w = 0; w < words.length; w++) { + if (typeof words[w] == 'string') { + if (words[w] === 'Z') { + // compressed zeros - write appropriate number of zero words + for (z = 0; z < 8 - words.length + 1; z++) { + parts[w + z] = 0; + } + offset = z - 1; + } else { + // parse hex to field to 16-bit value and write it in network byte-order + parts[w + offset] = _htons(parseInt(words[w], 16)); + } + } else { + // parsed IPv4 words + parts[w + offset] = words[w]; + } + } + return [ + (parts[1] << 16) | parts[0], + (parts[3] << 16) | parts[2], + (parts[5] << 16) | parts[4], + (parts[7] << 16) | parts[6], + ]; + }; + + /** @param {number=} addrlen */ var writeSockaddr = ( + sa, + family, + addr, + port, + addrlen + ) => { + switch (family) { + case 2: + addr = inetPton4(addr); + zeroMemory(sa, 16); + if (addrlen) { + HEAP32[addrlen >> 2] = 16; + } + HEAP16[sa >> 1] = family; + HEAP32[(sa + 4) >> 2] = addr; + HEAP16[(sa + 2) >> 1] = _htons(port); + break; + + case 10: + addr = inetPton6(addr); + zeroMemory(sa, 28); + if (addrlen) { + HEAP32[addrlen >> 2] = 28; + } + HEAP32[sa >> 2] = family; + HEAP32[(sa + 8) >> 2] = addr[0]; + HEAP32[(sa + 12) >> 2] = addr[1]; + HEAP32[(sa + 16) >> 2] = addr[2]; + HEAP32[(sa + 20) >> 2] = addr[3]; + HEAP16[(sa + 2) >> 1] = _htons(port); + break; + + default: + return 5; + } + return 0; + }; + + var DNS = { + address_map: { + id: 1, + addrs: {}, + names: {}, + }, + lookup_name(name) { + // If the name is already a valid ipv4 / ipv6 address, don't generate a fake one. + var res = inetPton4(name); + if (res !== null) { + return name; + } + res = inetPton6(name); + if (res !== null) { + return name; + } + // See if this name is already mapped. + var addr; + if (DNS.address_map.addrs[name]) { + addr = DNS.address_map.addrs[name]; + } else { + var id = DNS.address_map.id++; + assert(id < 65535, 'exceeded max address mappings of 65535'); + addr = '172.29.' + (id & 255) + '.' + (id & 65280); + DNS.address_map.names[addr] = name; + DNS.address_map.addrs[name] = addr; + } + return addr; + }, + lookup_addr(addr) { + if (DNS.address_map.names[addr]) { + return DNS.address_map.names[addr]; + } + return null; + }, + }; + + function ___syscall_accept4(fd, addr, addrlen, flags, d1, d2) { + try { + var sock = getSocketFromFD(fd); + var newsock = sock.sock_ops.accept(sock); + if (addr) { + var errno = writeSockaddr( + addr, + newsock.family, + DNS.lookup_name(newsock.daddr), + newsock.dport, + addrlen + ); + } + return newsock.stream.fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var inetNtop4 = (addr) => + (addr & 255) + + '.' + + ((addr >> 8) & 255) + + '.' + + ((addr >> 16) & 255) + + '.' + + ((addr >> 24) & 255); + + var inetNtop6 = (ints) => { + // ref: http://www.ietf.org/rfc/rfc2373.txt - section 2.5.4 + // Format for IPv4 compatible and mapped 128-bit IPv6 Addresses + // 128-bits are split into eight 16-bit words + // stored in network byte order (big-endian) + // | 80 bits | 16 | 32 bits | + // +-----------------------------------------------------------------+ + // | 10 bytes | 2 | 4 bytes | + // +--------------------------------------+--------------------------+ + // + 5 words | 1 | 2 words | + // +--------------------------------------+--------------------------+ + // |0000..............................0000|0000| IPv4 ADDRESS | (compatible) + // +--------------------------------------+----+---------------------+ + // |0000..............................0000|FFFF| IPv4 ADDRESS | (mapped) + // +--------------------------------------+----+---------------------+ + var str = ''; + var word = 0; + var longest = 0; + var lastzero = 0; + var zstart = 0; + var len = 0; + var i = 0; + var parts = [ + ints[0] & 65535, + ints[0] >> 16, + ints[1] & 65535, + ints[1] >> 16, + ints[2] & 65535, + ints[2] >> 16, + ints[3] & 65535, + ints[3] >> 16, + ]; + // Handle IPv4-compatible, IPv4-mapped, loopback and any/unspecified addresses + var hasipv4 = true; + var v4part = ''; + // check if the 10 high-order bytes are all zeros (first 5 words) + for (i = 0; i < 5; i++) { + if (parts[i] !== 0) { + hasipv4 = false; + break; + } + } + if (hasipv4) { + // low-order 32-bits store an IPv4 address (bytes 13 to 16) (last 2 words) + v4part = inetNtop4(parts[6] | (parts[7] << 16)); + // IPv4-mapped IPv6 address if 16-bit value (bytes 11 and 12) == 0xFFFF (6th word) + if (parts[5] === -1) { + str = '::ffff:'; + str += v4part; + return str; + } + // IPv4-compatible IPv6 address if 16-bit value (bytes 11 and 12) == 0x0000 (6th word) + if (parts[5] === 0) { + str = '::'; + //special case IPv6 addresses + if (v4part === '0.0.0.0') v4part = ''; + // any/unspecified address + if (v4part === '0.0.0.1') v4part = '1'; + // loopback address + str += v4part; + return str; + } + } + // Handle all other IPv6 addresses + // first run to find the longest contiguous zero words + for (word = 0; word < 8; word++) { + if (parts[word] === 0) { + if (word - lastzero > 1) { + len = 0; + } + lastzero = word; + len++; + } + if (len > longest) { + longest = len; + zstart = word - longest + 1; + } + } + for (word = 0; word < 8; word++) { + if (longest > 1) { + // compress contiguous zeros - to produce "::" + if ( + parts[word] === 0 && + word >= zstart && + word < zstart + longest + ) { + if (word === zstart) { + str += ':'; + if (zstart === 0) str += ':'; + } + //leading zeros case + continue; + } + } + // converts 16-bit words from big-endian to little-endian before converting to hex string + str += Number(_ntohs(parts[word] & 65535)).toString(16); + str += word < 7 ? ':' : ''; + } + return str; + }; + + var readSockaddr = (sa, salen) => { + // family / port offsets are common to both sockaddr_in and sockaddr_in6 + var family = HEAP16[sa >> 1]; + var port = _ntohs(HEAPU16[(sa + 2) >> 1]); + var addr; + switch (family) { + case 2: + if (salen !== 16) { + return { + errno: 28, + }; + } + addr = HEAP32[(sa + 4) >> 2]; + addr = inetNtop4(addr); + break; + + case 10: + if (salen !== 28) { + return { + errno: 28, + }; + } + addr = [ + HEAP32[(sa + 8) >> 2], + HEAP32[(sa + 12) >> 2], + HEAP32[(sa + 16) >> 2], + HEAP32[(sa + 20) >> 2], + ]; + addr = inetNtop6(addr); + break; + + default: + return { + errno: 5, + }; + } + return { + family, + addr, + port, + }; + }; + + var getSocketAddress = (addrp, addrlen) => { + var info = readSockaddr(addrp, addrlen); + if (info.errno) throw new FS.ErrnoError(info.errno); + info.addr = DNS.lookup_addr(info.addr) || info.addr; + return info; + }; + + function ___syscall_bind(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + var info = getSocketAddress(addr, addrlen); + sock.sock_ops.bind(sock, info.addr, info.port); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var SYSCALLS = { + DEFAULT_POLLMASK: 5, + calculateAt(dirfd, path, allowEmpty) { + if (PATH.isAbs(path)) { + return path; + } + // relative path + var dir; + if (dirfd === -100) { + dir = FS.cwd(); + } else { + var dirstream = SYSCALLS.getStreamFromFD(dirfd); + dir = dirstream.path; + } + if (path.length == 0) { + if (!allowEmpty) { + throw new FS.ErrnoError(44); + } + return dir; + } + return dir + '/' + path; + }, + doStat(func, path, buf) { + var stat = func(path); + HEAP32[buf >> 2] = stat.dev; + HEAP32[(buf + 4) >> 2] = stat.mode; + HEAPU32[(buf + 8) >> 2] = stat.nlink; + HEAP32[(buf + 12) >> 2] = stat.uid; + HEAP32[(buf + 16) >> 2] = stat.gid; + HEAP32[(buf + 20) >> 2] = stat.rdev; + (tempI64 = [ + stat.size >>> 0, + ((tempDouble = stat.size), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 24) >> 2] = tempI64[0]), + (HEAP32[(buf + 28) >> 2] = tempI64[1]); + HEAP32[(buf + 32) >> 2] = 4096; + HEAP32[(buf + 36) >> 2] = stat.blocks; + var atime = stat.atime.getTime(); + var mtime = stat.mtime.getTime(); + var ctime = stat.ctime.getTime(); + (tempI64 = [ + Math.floor(atime / 1e3) >>> 0, + ((tempDouble = Math.floor(atime / 1e3)), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 40) >> 2] = tempI64[0]), + (HEAP32[(buf + 44) >> 2] = tempI64[1]); + HEAPU32[(buf + 48) >> 2] = (atime % 1e3) * 1e3 * 1e3; + (tempI64 = [ + Math.floor(mtime / 1e3) >>> 0, + ((tempDouble = Math.floor(mtime / 1e3)), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 56) >> 2] = tempI64[0]), + (HEAP32[(buf + 60) >> 2] = tempI64[1]); + HEAPU32[(buf + 64) >> 2] = (mtime % 1e3) * 1e3 * 1e3; + (tempI64 = [ + Math.floor(ctime / 1e3) >>> 0, + ((tempDouble = Math.floor(ctime / 1e3)), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 72) >> 2] = tempI64[0]), + (HEAP32[(buf + 76) >> 2] = tempI64[1]); + HEAPU32[(buf + 80) >> 2] = (ctime % 1e3) * 1e3 * 1e3; + (tempI64 = [ + stat.ino >>> 0, + ((tempDouble = stat.ino), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 88) >> 2] = tempI64[0]), + (HEAP32[(buf + 92) >> 2] = tempI64[1]); + return 0; + }, + doMsync(addr, stream, len, flags, offset) { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + if (flags & 2) { + // MAP_PRIVATE calls need not to be synced back to underlying fs + return 0; + } + var buffer = HEAPU8.slice(addr, addr + len); + FS.msync(stream, buffer, offset, len, flags); + }, + getStreamFromFD(fd) { + var stream = FS.getStreamChecked(fd); + return stream; + }, + varargs: undefined, + getStr(ptr) { + var ret = UTF8ToString(ptr); + return ret; + }, + }; + + function ___syscall_chdir(path) { + try { + path = SYSCALLS.getStr(path); + FS.chdir(path); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_chmod(path, mode) { + try { + path = SYSCALLS.getStr(path); + FS.chmod(path, mode); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_connect(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + var info = getSocketAddress(addr, addrlen); + sock.sock_ops.connect(sock, info.addr, info.port); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_dup(fd) { + try { + var old = SYSCALLS.getStreamFromFD(fd); + return FS.dupStream(old).fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_dup3(fd, newfd, flags) { + try { + var old = SYSCALLS.getStreamFromFD(fd); + if (old.fd === newfd) return -28; + // Check newfd is within range of valid open file descriptors. + if (newfd < 0 || newfd >= FS.MAX_OPEN_FDS) return -8; + var existing = FS.getStream(newfd); + if (existing) FS.close(existing); + return FS.dupStream(old, newfd).fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_faccessat(dirfd, path, amode, flags) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + if (amode & ~7) { + // need a valid mode + return -28; + } + var lookup = FS.lookupPath(path, { + follow: true, + }); + var node = lookup.node; + if (!node) { + return -44; + } + var perms = ''; + if (amode & 4) perms += 'r'; + if (amode & 2) perms += 'w'; + if (amode & 1) perms += 'x'; + if ( + perms && + /* otherwise, they've just passed F_OK */ FS.nodePermissions( + node, + perms + ) + ) { + return -2; + } + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_fchmod(fd, mode) { + try { + FS.fchmod(fd, mode); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_fchown32(fd, owner, group) { + try { + FS.fchown(fd, owner, group); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_fchownat(dirfd, path, owner, group, flags) { + try { + path = SYSCALLS.getStr(path); + var nofollow = flags & 256; + flags = flags & ~256; + path = SYSCALLS.calculateAt(dirfd, path); + (nofollow ? FS.lchown : FS.chown)(path, owner, group); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + /** @suppress {duplicate } */ var syscallGetVarargI = () => { + // the `+` prepended here is necessary to convince the JSCompiler that varargs is indeed a number. + var ret = HEAP32[+SYSCALLS.varargs >> 2]; + SYSCALLS.varargs += 4; + return ret; + }; + + var syscallGetVarargP = syscallGetVarargI; + + function ___syscall_fcntl64(fd, cmd, varargs) { + SYSCALLS.varargs = varargs; + try { + var stream = SYSCALLS.getStreamFromFD(fd); + switch (cmd) { + case 0: { + var arg = syscallGetVarargI(); + if (arg < 0) { + return -28; + } + while (FS.streams[arg]) { + arg++; + } + var newStream; + newStream = FS.dupStream(stream, arg); + return newStream.fd; + } + + case 1: + case 2: + return 0; + + // FD_CLOEXEC makes no sense for a single process. + case 3: + return stream.flags; + + case 4: { + var arg = syscallGetVarargI(); + stream.flags |= arg; + return 0; + } + + case 12: { + var arg = syscallGetVarargP(); + var offset = 0; + // We're always unlocked. + HEAP16[(arg + offset) >> 1] = 2; + return 0; + } + + case 13: + case 14: + return 0; + } + // Pretend that the locking is successful. + return -28; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_fstat64(fd, buf) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + return SYSCALLS.doStat(FS.stat, stream.path, buf); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var convertI32PairToI53Checked = (lo, hi) => + (hi + 2097152) >>> 0 < 4194305 - !!lo + ? (lo >>> 0) + hi * 4294967296 + : NaN; + + function ___syscall_ftruncate64(fd, length_low, length_high) { + var length = convertI32PairToI53Checked(length_low, length_high); + try { + if (isNaN(length)) return 61; + FS.ftruncate(fd, length); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var stringToUTF8 = (str, outPtr, maxBytesToWrite) => + stringToUTF8Array(str, HEAPU8, outPtr, maxBytesToWrite); + + Module['stringToUTF8'] = stringToUTF8; + + function ___syscall_getcwd(buf, size) { + try { + if (size === 0) return -28; + var cwd = FS.cwd(); + var cwdLengthInBytes = lengthBytesUTF8(cwd) + 1; + if (size < cwdLengthInBytes) return -68; + stringToUTF8(cwd, buf, size); + return cwdLengthInBytes; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_getdents64(fd, dirp, count) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + stream.getdents ||= FS.readdir(stream.path); + var struct_size = 280; + var pos = 0; + var off = FS.llseek(stream, 0, 1); + var startIdx = Math.floor(off / struct_size); + var endIdx = Math.min( + stream.getdents.length, + startIdx + Math.floor(count / struct_size) + ); + for (var idx = startIdx; idx < endIdx; idx++) { + var id; + var type; + var name = stream.getdents[idx]; + if (name === '.') { + id = stream.node.id; + type = 4; + } // DT_DIR + else if (name === '..') { + var lookup = FS.lookupPath(stream.path, { + parent: true, + }); + id = lookup.node.id; + type = 4; + } // DT_DIR + else { + var child; + try { + child = FS.lookupNode(stream.node, name); + } catch (e) { + // If the entry is not a directory, file, or symlink, nodefs + // lookupNode will raise EINVAL. Skip these and continue. + if (e?.errno === 28) { + continue; + } + throw e; + } + id = child.id; + type = FS.isChrdev(child.mode) + ? 2 // DT_CHR, character device. + : FS.isDir(child.mode) + ? 4 // DT_DIR, directory. + : FS.isLink(child.mode) + ? 10 // DT_LNK, symbolic link. + : 8; + } + // DT_REG, regular file. + (tempI64 = [ + id >>> 0, + ((tempDouble = id), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(dirp + pos) >> 2] = tempI64[0]), + (HEAP32[(dirp + pos + 4) >> 2] = tempI64[1]); + (tempI64 = [ + ((idx + 1) * struct_size) >>> 0, + ((tempDouble = (idx + 1) * struct_size), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(dirp + pos + 8) >> 2] = tempI64[0]), + (HEAP32[(dirp + pos + 12) >> 2] = tempI64[1]); + HEAP16[(dirp + pos + 16) >> 1] = 280; + HEAP8[dirp + pos + 18] = type; + stringToUTF8(name, dirp + pos + 19, 256); + pos += struct_size; + } + FS.llseek(stream, idx * struct_size, 0); + return pos; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_getpeername(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + if (!sock.daddr) { + return -53; + } + // The socket is not connected. + var errno = writeSockaddr( + addr, + sock.family, + DNS.lookup_name(sock.daddr), + sock.dport, + addrlen + ); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_getsockname(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + // TODO: sock.saddr should never be undefined, see TODO in websocket_sock_ops.getname + var errno = writeSockaddr( + addr, + sock.family, + DNS.lookup_name(sock.saddr || '0.0.0.0'), + sock.sport, + addrlen + ); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_getsockopt(fd, level, optname, optval, optlen, d1) { + try { + var sock = getSocketFromFD(fd); + // Minimal getsockopt aimed at resolving https://github.com/emscripten-core/emscripten/issues/2211 + // so only supports SOL_SOCKET with SO_ERROR. + if (level === 1) { + if (optname === 4) { + HEAP32[optval >> 2] = sock.error; + HEAP32[optlen >> 2] = 4; + sock.error = null; + // Clear the error (The SO_ERROR option obtains and then clears this field). + return 0; + } + } + return -50; + } catch (e) { + // The option is unknown at the level indicated. + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_ioctl(fd, op, varargs) { + SYSCALLS.varargs = varargs; + try { + var stream = SYSCALLS.getStreamFromFD(fd); + switch (op) { + case 21509: { + if (!stream.tty) return -59; + return 0; + } + + case 21505: { + if (!stream.tty) return -59; + if (stream.tty.ops.ioctl_tcgets) { + var termios = stream.tty.ops.ioctl_tcgets(stream); + var argp = syscallGetVarargP(); + HEAP32[argp >> 2] = termios.c_iflag || 0; + HEAP32[(argp + 4) >> 2] = termios.c_oflag || 0; + HEAP32[(argp + 8) >> 2] = termios.c_cflag || 0; + HEAP32[(argp + 12) >> 2] = termios.c_lflag || 0; + for (var i = 0; i < 32; i++) { + HEAP8[argp + i + 17] = termios.c_cc[i] || 0; + } + return 0; + } + return 0; + } + + case 21510: + case 21511: + case 21512: { + if (!stream.tty) return -59; + return 0; + } + + // no-op, not actually adjusting terminal settings + case 21506: + case 21507: + case 21508: { + if (!stream.tty) return -59; + if (stream.tty.ops.ioctl_tcsets) { + var argp = syscallGetVarargP(); + var c_iflag = HEAP32[argp >> 2]; + var c_oflag = HEAP32[(argp + 4) >> 2]; + var c_cflag = HEAP32[(argp + 8) >> 2]; + var c_lflag = HEAP32[(argp + 12) >> 2]; + var c_cc = []; + for (var i = 0; i < 32; i++) { + c_cc.push(HEAP8[argp + i + 17]); + } + return stream.tty.ops.ioctl_tcsets(stream.tty, op, { + c_iflag, + c_oflag, + c_cflag, + c_lflag, + c_cc, + }); + } + return 0; + } + + // no-op, not actually adjusting terminal settings + case 21519: { + if (!stream.tty) return -59; + var argp = syscallGetVarargP(); + HEAP32[argp >> 2] = 0; + return 0; + } + + case 21520: { + if (!stream.tty) return -59; + return -28; + } + + // not supported + case 21531: { + var argp = syscallGetVarargP(); + return FS.ioctl(stream, op, argp); + } + + case 21523: { + // TODO: in theory we should write to the winsize struct that gets + // passed in, but for now musl doesn't read anything on it + if (!stream.tty) return -59; + if (stream.tty.ops.ioctl_tiocgwinsz) { + var winsize = stream.tty.ops.ioctl_tiocgwinsz( + stream.tty + ); + var argp = syscallGetVarargP(); + HEAP16[argp >> 1] = winsize[0]; + HEAP16[(argp + 2) >> 1] = winsize[1]; + } + return 0; + } + + case 21524: { + // TODO: technically, this ioctl call should change the window size. + // but, since emscripten doesn't have any concept of a terminal window + // yet, we'll just silently throw it away as we do TIOCGWINSZ + if (!stream.tty) return -59; + return 0; + } + + case 21515: { + if (!stream.tty) return -59; + return 0; + } + + default: + return -28; + } + } catch (e) { + // not supported + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_listen(fd, backlog) { + try { + var sock = getSocketFromFD(fd); + sock.sock_ops.listen(sock, backlog); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_lstat64(path, buf) { + try { + path = SYSCALLS.getStr(path); + return SYSCALLS.doStat(FS.lstat, path, buf); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_mkdirat(dirfd, path, mode) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + FS.mkdir(path, mode, 0); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_newfstatat(dirfd, path, buf, flags) { + try { + path = SYSCALLS.getStr(path); + var nofollow = flags & 256; + var allowEmpty = flags & 4096; + flags = flags & ~6400; + path = SYSCALLS.calculateAt(dirfd, path, allowEmpty); + return SYSCALLS.doStat(nofollow ? FS.lstat : FS.stat, path, buf); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_openat(dirfd, path, flags, varargs) { + SYSCALLS.varargs = varargs; + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + var mode = varargs ? syscallGetVarargI() : 0; + return FS.open(path, flags, mode).fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var PIPEFS = { + BUCKET_BUFFER_SIZE: 8192, + mount(mount) { + // Do not pollute the real root directory or its child nodes with pipes + // Looks like it is OK to create another pseudo-root node not linked to the FS.root hierarchy this way + return FS.createNode(null, '/', 16384 | 511, 0); + }, + createPipe() { + var pipe = { + buckets: [], + // refcnt 2 because pipe has a read end and a write end. We need to be + // able to read from the read end after write end is closed. + refcnt: 2, + }; + pipe.buckets.push({ + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: 0, + roffset: 0, + }); + var rName = PIPEFS.nextname(); + var wName = PIPEFS.nextname(); + var rNode = FS.createNode(PIPEFS.root, rName, 4096, 0); + var wNode = FS.createNode(PIPEFS.root, wName, 4096, 0); + rNode.pipe = pipe; + wNode.pipe = pipe; + var readableStream = FS.createStream({ + path: rName, + node: rNode, + flags: 0, + seekable: false, + stream_ops: PIPEFS.stream_ops, + }); + rNode.stream = readableStream; + var writableStream = FS.createStream({ + path: wName, + node: wNode, + flags: 1, + seekable: false, + stream_ops: PIPEFS.stream_ops, + }); + wNode.stream = writableStream; + return { + readable_fd: readableStream.fd, + writable_fd: writableStream.fd, + }; + }, + stream_ops: { + poll(stream) { + var pipe = stream.node.pipe; + if ((stream.flags & 2097155) === 1) { + return 256 | 4; + } + if (pipe.buckets.length > 0) { + for (var i = 0; i < pipe.buckets.length; i++) { + var bucket = pipe.buckets[i]; + if (bucket.offset - bucket.roffset > 0) { + return 64 | 1; + } + } + } + return 0; + }, + ioctl(stream, request, varargs) { + return 28; + }, + fsync(stream) { + return 28; + }, + read(stream, buffer, offset, length, position) { + /* ignored */ var pipe = stream.node.pipe; + var currentLength = 0; + for (var i = 0; i < pipe.buckets.length; i++) { + var bucket = pipe.buckets[i]; + currentLength += bucket.offset - bucket.roffset; + } + var data = buffer.subarray(offset, offset + length); + if (length <= 0) { + return 0; + } + if (currentLength == 0) { + // Behave as if the read end is always non-blocking + throw new FS.ErrnoError(6); + } + var toRead = Math.min(currentLength, length); + var totalRead = toRead; + var toRemove = 0; + for (var i = 0; i < pipe.buckets.length; i++) { + var currBucket = pipe.buckets[i]; + var bucketSize = currBucket.offset - currBucket.roffset; + if (toRead <= bucketSize) { + var tmpSlice = currBucket.buffer.subarray( + currBucket.roffset, + currBucket.offset + ); + if (toRead < bucketSize) { + tmpSlice = tmpSlice.subarray(0, toRead); + currBucket.roffset += toRead; + } else { + toRemove++; + } + data.set(tmpSlice); + break; + } else { + var tmpSlice = currBucket.buffer.subarray( + currBucket.roffset, + currBucket.offset + ); + data.set(tmpSlice); + data = data.subarray(tmpSlice.byteLength); + toRead -= tmpSlice.byteLength; + toRemove++; + } + } + if (toRemove && toRemove == pipe.buckets.length) { + // Do not generate excessive garbage in use cases such as + // write several bytes, read everything, write several bytes, read everything... + toRemove--; + pipe.buckets[toRemove].offset = 0; + pipe.buckets[toRemove].roffset = 0; + } + pipe.buckets.splice(0, toRemove); + return totalRead; + }, + write(stream, buffer, offset, length, position) { + /* ignored */ var pipe = stream.node.pipe; + var data = buffer.subarray(offset, offset + length); + var dataLen = data.byteLength; + if (dataLen <= 0) { + return 0; + } + var currBucket = null; + if (pipe.buckets.length == 0) { + currBucket = { + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: 0, + roffset: 0, + }; + pipe.buckets.push(currBucket); + } else { + currBucket = pipe.buckets[pipe.buckets.length - 1]; + } + assert(currBucket.offset <= PIPEFS.BUCKET_BUFFER_SIZE); + var freeBytesInCurrBuffer = + PIPEFS.BUCKET_BUFFER_SIZE - currBucket.offset; + if (freeBytesInCurrBuffer >= dataLen) { + currBucket.buffer.set(data, currBucket.offset); + currBucket.offset += dataLen; + return dataLen; + } else if (freeBytesInCurrBuffer > 0) { + currBucket.buffer.set( + data.subarray(0, freeBytesInCurrBuffer), + currBucket.offset + ); + currBucket.offset += freeBytesInCurrBuffer; + data = data.subarray( + freeBytesInCurrBuffer, + data.byteLength + ); + } + var numBuckets = + (data.byteLength / PIPEFS.BUCKET_BUFFER_SIZE) | 0; + var remElements = data.byteLength % PIPEFS.BUCKET_BUFFER_SIZE; + for (var i = 0; i < numBuckets; i++) { + var newBucket = { + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: PIPEFS.BUCKET_BUFFER_SIZE, + roffset: 0, + }; + pipe.buckets.push(newBucket); + newBucket.buffer.set( + data.subarray(0, PIPEFS.BUCKET_BUFFER_SIZE) + ); + data = data.subarray( + PIPEFS.BUCKET_BUFFER_SIZE, + data.byteLength + ); + } + if (remElements > 0) { + var newBucket = { + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: data.byteLength, + roffset: 0, + }; + pipe.buckets.push(newBucket); + newBucket.buffer.set(data); + } + return dataLen; + }, + close(stream) { + var pipe = stream.node.pipe; + pipe.refcnt--; + if (pipe.refcnt === 0) { + pipe.buckets = null; + } + }, + }, + nextname() { + if (!PIPEFS.nextname.current) { + PIPEFS.nextname.current = 0; + } + return 'pipe[' + PIPEFS.nextname.current++ + ']'; + }, + }; + + function ___syscall_pipe(fdPtr) { + try { + if (fdPtr == 0) { + throw new FS.ErrnoError(21); + } + var res = PIPEFS.createPipe(); + HEAP32[fdPtr >> 2] = res.readable_fd; + HEAP32[(fdPtr + 4) >> 2] = res.writable_fd; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_poll(fds, nfds, timeout) { + try { + var nonzero = 0; + for (var i = 0; i < nfds; i++) { + var pollfd = fds + 8 * i; + var fd = HEAP32[pollfd >> 2]; + var events = HEAP16[(pollfd + 4) >> 1]; + var mask = 32; + var stream = FS.getStream(fd); + if (stream) { + mask = SYSCALLS.DEFAULT_POLLMASK; + if (stream.stream_ops?.poll) { + mask = stream.stream_ops.poll(stream, -1); + } + } + mask &= events | 8 | 16; + if (mask) nonzero++; + HEAP16[(pollfd + 6) >> 1] = mask; + } + return nonzero; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_readlinkat(dirfd, path, buf, bufsize) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + if (bufsize <= 0) return -28; + var ret = FS.readlink(path); + var len = Math.min(bufsize, lengthBytesUTF8(ret)); + var endChar = HEAP8[buf + len]; + stringToUTF8(ret, buf, bufsize + 1); + // readlink is one of the rare functions that write out a C string, but does never append a null to the output buffer(!) + // stringToUTF8() always appends a null byte, so restore the character under the null byte after the write. + HEAP8[buf + len] = endChar; + return len; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_recvfrom(fd, buf, len, flags, addr, addrlen) { + try { + var sock = getSocketFromFD(fd); + var msg = sock.sock_ops.recvmsg( + sock, + len, + typeof flags !== 'undefined' ? flags : 0 + ); + if (!msg) return 0; + // socket is closed + if (addr) { + var errno = writeSockaddr( + addr, + sock.family, + DNS.lookup_name(msg.addr), + msg.port, + addrlen + ); + } + HEAPU8.set(msg.buffer, buf); + return msg.buffer.byteLength; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_renameat(olddirfd, oldpath, newdirfd, newpath) { + try { + oldpath = SYSCALLS.getStr(oldpath); + newpath = SYSCALLS.getStr(newpath); + oldpath = SYSCALLS.calculateAt(olddirfd, oldpath); + newpath = SYSCALLS.calculateAt(newdirfd, newpath); + FS.rename(oldpath, newpath); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_rmdir(path) { + try { + path = SYSCALLS.getStr(path); + FS.rmdir(path); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_sendto(fd, message, length, flags, addr, addr_len) { + try { + var sock = getSocketFromFD(fd); + if (!addr) { + // send, no address provided + return FS.write(sock.stream, HEAP8, message, length); + } + var dest = getSocketAddress(addr, addr_len); + // sendto an address + return sock.sock_ops.sendmsg( + sock, + HEAP8, + message, + length, + dest.addr, + dest.port + ); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_socket(domain, type, protocol) { + try { + var sock = SOCKFS.createSocket(domain, type, protocol); + return sock.stream.fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_stat64(path, buf) { + try { + path = SYSCALLS.getStr(path); + return SYSCALLS.doStat(FS.stat, path, buf); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_statfs64(path, size, buf) { + try { + var stats = FS.statfs(SYSCALLS.getStr(path)); + HEAP32[(buf + 4) >> 2] = stats.bsize; + HEAP32[(buf + 40) >> 2] = stats.bsize; + HEAP32[(buf + 8) >> 2] = stats.blocks; + HEAP32[(buf + 12) >> 2] = stats.bfree; + HEAP32[(buf + 16) >> 2] = stats.bavail; + HEAP32[(buf + 20) >> 2] = stats.files; + HEAP32[(buf + 24) >> 2] = stats.ffree; + HEAP32[(buf + 28) >> 2] = stats.fsid; + HEAP32[(buf + 44) >> 2] = stats.flags; + // ST_NOSUID + HEAP32[(buf + 36) >> 2] = stats.namelen; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_symlinkat(target, dirfd, linkpath) { + try { + target = SYSCALLS.getStr(target); + linkpath = SYSCALLS.getStr(linkpath); + linkpath = SYSCALLS.calculateAt(dirfd, linkpath); + FS.symlink(target, linkpath); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_unlinkat(dirfd, path, flags) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + if (flags === 0) { + FS.unlink(path); + } else if (flags === 512) { + FS.rmdir(path); + } else { + abort('Invalid flags passed to unlinkat'); + } + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var readI53FromI64 = (ptr) => + HEAPU32[ptr >> 2] + HEAP32[(ptr + 4) >> 2] * 4294967296; + + function ___syscall_utimensat(dirfd, path, times, flags) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path, true); + var now = Date.now(), + atime, + mtime; + if (!times) { + atime = now; + mtime = now; + } else { + var seconds = readI53FromI64(times); + var nanoseconds = HEAP32[(times + 8) >> 2]; + if (nanoseconds == 1073741823) { + atime = now; + } else if (nanoseconds == 1073741822) { + atime = null; + } else { + atime = seconds * 1e3 + nanoseconds / (1e3 * 1e3); + } + times += 16; + seconds = readI53FromI64(times); + nanoseconds = HEAP32[(times + 8) >> 2]; + if (nanoseconds == 1073741823) { + mtime = now; + } else if (nanoseconds == 1073741822) { + mtime = null; + } else { + mtime = seconds * 1e3 + nanoseconds / (1e3 * 1e3); + } + } + // null here means UTIME_OMIT was passed. If both were set to UTIME_OMIT then + // we can skip the call completely. + if ((mtime ?? atime) !== null) { + FS.utime(path, atime, mtime); + } + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var __abort_js = () => abort(''); + + var __emscripten_lookup_name = (name) => { + // uint32_t _emscripten_lookup_name(const char *name); + var nameString = UTF8ToString(name); + return inetPton4(DNS.lookup_name(nameString)); + }; + + var __emscripten_memcpy_js = (dest, src, num) => + HEAPU8.copyWithin(dest, src, src + num); + + var runtimeKeepaliveCounter = 0; + + var __emscripten_runtime_keepalive_clear = () => { + noExitRuntime = false; + runtimeKeepaliveCounter = 0; + }; + + var __emscripten_throw_longjmp = () => { + throw Infinity; + }; + + function __gmtime_js(time_low, time_high, tmPtr) { + var time = convertI32PairToI53Checked(time_low, time_high); + var date = new Date(time * 1e3); + HEAP32[tmPtr >> 2] = date.getUTCSeconds(); + HEAP32[(tmPtr + 4) >> 2] = date.getUTCMinutes(); + HEAP32[(tmPtr + 8) >> 2] = date.getUTCHours(); + HEAP32[(tmPtr + 12) >> 2] = date.getUTCDate(); + HEAP32[(tmPtr + 16) >> 2] = date.getUTCMonth(); + HEAP32[(tmPtr + 20) >> 2] = date.getUTCFullYear() - 1900; + HEAP32[(tmPtr + 24) >> 2] = date.getUTCDay(); + var start = Date.UTC(date.getUTCFullYear(), 0, 1, 0, 0, 0, 0); + var yday = ((date.getTime() - start) / (1e3 * 60 * 60 * 24)) | 0; + HEAP32[(tmPtr + 28) >> 2] = yday; + } + + var isLeapYear = (year) => + year % 4 === 0 && (year % 100 !== 0 || year % 400 === 0); + + var MONTH_DAYS_LEAP_CUMULATIVE = [ + 0, 31, 60, 91, 121, 152, 182, 213, 244, 274, 305, 335, + ]; + + var MONTH_DAYS_REGULAR_CUMULATIVE = [ + 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334, + ]; + + var ydayFromDate = (date) => { + var leap = isLeapYear(date.getFullYear()); + var monthDaysCumulative = leap + ? MONTH_DAYS_LEAP_CUMULATIVE + : MONTH_DAYS_REGULAR_CUMULATIVE; + var yday = monthDaysCumulative[date.getMonth()] + date.getDate() - 1; + // -1 since it's days since Jan 1 + return yday; + }; + + function __localtime_js(time_low, time_high, tmPtr) { + var time = convertI32PairToI53Checked(time_low, time_high); + var date = new Date(time * 1e3); + HEAP32[tmPtr >> 2] = date.getSeconds(); + HEAP32[(tmPtr + 4) >> 2] = date.getMinutes(); + HEAP32[(tmPtr + 8) >> 2] = date.getHours(); + HEAP32[(tmPtr + 12) >> 2] = date.getDate(); + HEAP32[(tmPtr + 16) >> 2] = date.getMonth(); + HEAP32[(tmPtr + 20) >> 2] = date.getFullYear() - 1900; + HEAP32[(tmPtr + 24) >> 2] = date.getDay(); + var yday = ydayFromDate(date) | 0; + HEAP32[(tmPtr + 28) >> 2] = yday; + HEAP32[(tmPtr + 36) >> 2] = -(date.getTimezoneOffset() * 60); + // Attention: DST is in December in South, and some regions don't have DST at all. + var start = new Date(date.getFullYear(), 0, 1); + var summerOffset = new Date( + date.getFullYear(), + 6, + 1 + ).getTimezoneOffset(); + var winterOffset = start.getTimezoneOffset(); + var dst = + (summerOffset != winterOffset && + date.getTimezoneOffset() == + Math.min(winterOffset, summerOffset)) | 0; + HEAP32[(tmPtr + 32) >> 2] = dst; + } + + /** @suppress {duplicate } */ var setTempRet0 = (val) => + __emscripten_tempret_set(val); + + var __mktime_js = function (tmPtr) { + var ret = (() => { + var date = new Date( + HEAP32[(tmPtr + 20) >> 2] + 1900, + HEAP32[(tmPtr + 16) >> 2], + HEAP32[(tmPtr + 12) >> 2], + HEAP32[(tmPtr + 8) >> 2], + HEAP32[(tmPtr + 4) >> 2], + HEAP32[tmPtr >> 2], + 0 + ); + // There's an ambiguous hour when the time goes back; the tm_isdst field is + // used to disambiguate it. Date() basically guesses, so we fix it up if it + // guessed wrong, or fill in tm_isdst with the guess if it's -1. + var dst = HEAP32[(tmPtr + 32) >> 2]; + var guessedOffset = date.getTimezoneOffset(); + var start = new Date(date.getFullYear(), 0, 1); + var summerOffset = new Date( + date.getFullYear(), + 6, + 1 + ).getTimezoneOffset(); + var winterOffset = start.getTimezoneOffset(); + var dstOffset = Math.min(winterOffset, summerOffset); + // DST is in December in South + if (dst < 0) { + // Attention: some regions don't have DST at all. + HEAP32[(tmPtr + 32) >> 2] = Number( + summerOffset != winterOffset && dstOffset == guessedOffset + ); + } else if (dst > 0 != (dstOffset == guessedOffset)) { + var nonDstOffset = Math.max(winterOffset, summerOffset); + var trueOffset = dst > 0 ? dstOffset : nonDstOffset; + // Don't try setMinutes(date.getMinutes() + ...) -- it's messed up. + date.setTime( + date.getTime() + (trueOffset - guessedOffset) * 6e4 + ); + } + HEAP32[(tmPtr + 24) >> 2] = date.getDay(); + var yday = ydayFromDate(date) | 0; + HEAP32[(tmPtr + 28) >> 2] = yday; + // To match expected behavior, update fields from date + HEAP32[tmPtr >> 2] = date.getSeconds(); + HEAP32[(tmPtr + 4) >> 2] = date.getMinutes(); + HEAP32[(tmPtr + 8) >> 2] = date.getHours(); + HEAP32[(tmPtr + 12) >> 2] = date.getDate(); + HEAP32[(tmPtr + 16) >> 2] = date.getMonth(); + HEAP32[(tmPtr + 20) >> 2] = date.getYear(); + var timeMs = date.getTime(); + if (isNaN(timeMs)) { + return -1; + } + // Return time in microseconds + return timeMs / 1e3; + })(); + return ( + setTempRet0( + ((tempDouble = ret), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0) + ), + ret >>> 0 + ); + }; + + function __mmap_js( + len, + prot, + flags, + fd, + offset_low, + offset_high, + allocated, + addr + ) { + var offset = convertI32PairToI53Checked(offset_low, offset_high); + try { + if (isNaN(offset)) return 61; + var stream = SYSCALLS.getStreamFromFD(fd); + var res = FS.mmap(stream, len, offset, prot, flags); + var ptr = res.ptr; + HEAP32[allocated >> 2] = res.allocated; + HEAPU32[addr >> 2] = ptr; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function __munmap_js(addr, len, prot, flags, fd, offset_low, offset_high) { + var offset = convertI32PairToI53Checked(offset_low, offset_high); + try { + var stream = SYSCALLS.getStreamFromFD(fd); + if (prot & 2) { + SYSCALLS.doMsync(addr, stream, len, flags, offset); + } + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var timers = {}; + + var handleException = (e) => { + // Certain exception types we do not treat as errors since they are used for + // internal control flow. + // 1. ExitStatus, which is thrown by exit() + // 2. "unwind", which is thrown by emscripten_unwind_to_js_event_loop() and others + // that wish to return to JS event loop. + if (e instanceof ExitStatus || e == 'unwind') { + return EXITSTATUS; + } + quit_(1, e); + }; + + var keepRuntimeAlive = () => noExitRuntime || runtimeKeepaliveCounter > 0; + + var _proc_exit = (code) => { + EXITSTATUS = code; + if (!keepRuntimeAlive()) { + Module['onExit']?.(code); + ABORT = true; + } + quit_(code, new ExitStatus(code)); + }; + + /** @suppress {duplicate } */ /** @param {boolean|number=} implicit */ var exitJS = + (status, implicit) => { + EXITSTATUS = status; + if (!keepRuntimeAlive()) { + exitRuntime(); + } + _proc_exit(status); + }; + + var _exit = exitJS; + + Module['_exit'] = _exit; + + var maybeExit = () => { + if (runtimeExited) { + return; + } + if (!keepRuntimeAlive()) { + try { + _exit(EXITSTATUS); + } catch (e) { + handleException(e); + } + } + }; + + var callUserCallback = (func) => { + if (runtimeExited || ABORT) { + return; + } + try { + func(); + maybeExit(); + } catch (e) { + handleException(e); + } + }; + + var _emscripten_get_now = () => performance.now(); + + var __setitimer_js = (which, timeout_ms) => { + // First, clear any existing timer. + if (timers[which]) { + clearTimeout(timers[which].id); + delete timers[which]; + } + // A timeout of zero simply cancels the current timeout so we have nothing + // more to do. + if (!timeout_ms) return 0; + var id = setTimeout(() => { + delete timers[which]; + callUserCallback(() => + __emscripten_timeout(which, _emscripten_get_now()) + ); + }, timeout_ms); + timers[which] = { + id, + timeout_ms, + }; + return 0; + }; + + var __tzset_js = (timezone, daylight, std_name, dst_name) => { + // TODO: Use (malleable) environment variables instead of system settings. + var currentYear = new Date().getFullYear(); + var winter = new Date(currentYear, 0, 1); + var summer = new Date(currentYear, 6, 1); + var winterOffset = winter.getTimezoneOffset(); + var summerOffset = summer.getTimezoneOffset(); + // Local standard timezone offset. Local standard time is not adjusted for + // daylight savings. This code uses the fact that getTimezoneOffset returns + // a greater value during Standard Time versus Daylight Saving Time (DST). + // Thus it determines the expected output during Standard Time, and it + // compares whether the output of the given date the same (Standard) or less + // (DST). + var stdTimezoneOffset = Math.max(winterOffset, summerOffset); + // timezone is specified as seconds west of UTC ("The external variable + // `timezone` shall be set to the difference, in seconds, between + // Coordinated Universal Time (UTC) and local standard time."), the same + // as returned by stdTimezoneOffset. + // See http://pubs.opengroup.org/onlinepubs/009695399/functions/tzset.html + HEAPU32[timezone >> 2] = stdTimezoneOffset * 60; + HEAP32[daylight >> 2] = Number(winterOffset != summerOffset); + var extractZone = (timezoneOffset) => { + // Why inverse sign? + // Read here https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Date/getTimezoneOffset + var sign = timezoneOffset >= 0 ? '-' : '+'; + var absOffset = Math.abs(timezoneOffset); + var hours = String(Math.floor(absOffset / 60)).padStart(2, '0'); + var minutes = String(absOffset % 60).padStart(2, '0'); + return `UTC${sign}${hours}${minutes}`; + }; + var winterName = extractZone(winterOffset); + var summerName = extractZone(summerOffset); + if (summerOffset < winterOffset) { + // Northern hemisphere + stringToUTF8(winterName, std_name, 17); + stringToUTF8(summerName, dst_name, 17); + } else { + stringToUTF8(winterName, dst_name, 17); + stringToUTF8(summerName, std_name, 17); + } + }; + + var _emscripten_date_now = () => Date.now(); + + var nowIsMonotonic = 1; + + var checkWasiClock = (clock_id) => clock_id >= 0 && clock_id <= 3; + + function _clock_time_get( + clk_id, + ignored_precision_low, + ignored_precision_high, + ptime + ) { + var ignored_precision = convertI32PairToI53Checked( + ignored_precision_low, + ignored_precision_high + ); + if (!checkWasiClock(clk_id)) { + return 28; + } + var now; + // all wasi clocks but realtime are monotonic + if (clk_id === 0) { + now = _emscripten_date_now(); + } else if (nowIsMonotonic) { + now = _emscripten_get_now(); + } else { + return 52; + } + // "now" is in ms, and wasi times are in ns. + var nsec = Math.round(now * 1e3 * 1e3); + (tempI64 = [ + nsec >>> 0, + ((tempDouble = nsec), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[ptime >> 2] = tempI64[0]), + (HEAP32[(ptime + 4) >> 2] = tempI64[1]); + return 0; + } + + var getHeapMax = () => + // Stay one Wasm page short of 4GB: while e.g. Chrome is able to allocate + // full 4GB Wasm memories, the size will wrap back to 0 bytes in Wasm side + // for any code that deals with heap sizes, which would require special + // casing all heap size related code to treat 0 specially. + 2147483648; + + var _emscripten_get_heap_max = () => getHeapMax(); + + var growMemory = (size) => { + var b = wasmMemory.buffer; + var pages = ((size - b.byteLength + 65535) / 65536) | 0; + try { + // round size grow request up to wasm page size (fixed 64KB per spec) + wasmMemory.grow(pages); + // .grow() takes a delta compared to the previous size + updateMemoryViews(); + return 1; + } /*success*/ catch (e) {} + }; + + // implicit 0 return to save code size (caller will cast "undefined" into 0 + // anyhow) + var _emscripten_resize_heap = (requestedSize) => { + var oldSize = HEAPU8.length; + // With CAN_ADDRESS_2GB or MEMORY64, pointers are already unsigned. + requestedSize >>>= 0; + // With multithreaded builds, races can happen (another thread might increase the size + // in between), so return a failure, and let the caller retry. + // Memory resize rules: + // 1. Always increase heap size to at least the requested size, rounded up + // to next page multiple. + // 2a. If MEMORY_GROWTH_LINEAR_STEP == -1, excessively resize the heap + // geometrically: increase the heap size according to + // MEMORY_GROWTH_GEOMETRIC_STEP factor (default +20%), At most + // overreserve by MEMORY_GROWTH_GEOMETRIC_CAP bytes (default 96MB). + // 2b. If MEMORY_GROWTH_LINEAR_STEP != -1, excessively resize the heap + // linearly: increase the heap size by at least + // MEMORY_GROWTH_LINEAR_STEP bytes. + // 3. Max size for the heap is capped at 2048MB-WASM_PAGE_SIZE, or by + // MAXIMUM_MEMORY, or by ASAN limit, depending on which is smallest + // 4. If we were unable to allocate as much memory, it may be due to + // over-eager decision to excessively reserve due to (3) above. + // Hence if an allocation fails, cut down on the amount of excess + // growth, in an attempt to succeed to perform a smaller allocation. + // A limit is set for how much we can grow. We should not exceed that + // (the wasm binary specifies it, so if we tried, we'd fail anyhow). + var maxHeapSize = getHeapMax(); + if (requestedSize > maxHeapSize) { + return false; + } + // Loop through potential heap size increases. If we attempt a too eager + // reservation that fails, cut down on the attempted size and reserve a + // smaller bump instead. (max 3 times, chosen somewhat arbitrarily) + for (var cutDown = 1; cutDown <= 4; cutDown *= 2) { + var overGrownHeapSize = oldSize * (1 + 0.2 / cutDown); + // ensure geometric growth + // but limit overreserving (default to capping at +96MB overgrowth at most) + overGrownHeapSize = Math.min( + overGrownHeapSize, + requestedSize + 100663296 + ); + var newSize = Math.min( + maxHeapSize, + alignMemory(Math.max(requestedSize, overGrownHeapSize), 65536) + ); + var replacement = growMemory(newSize); + if (replacement) { + return true; + } + } + return false; + }; + + var runtimeKeepalivePush = () => { + runtimeKeepaliveCounter += 1; + }; + + var runtimeKeepalivePop = () => { + runtimeKeepaliveCounter -= 1; + }; + + /** @param {number=} timeout */ var safeSetTimeout = (func, timeout) => { + runtimeKeepalivePush(); + return setTimeout(() => { + runtimeKeepalivePop(); + callUserCallback(func); + }, timeout); + }; + + var _emscripten_sleep = (ms) => + Asyncify.handleSleep((wakeUp) => safeSetTimeout(wakeUp, ms)); + + Module['_emscripten_sleep'] = _emscripten_sleep; + + _emscripten_sleep.isAsync = true; + + var ENV = PHPLoader.ENV || {}; + + var getExecutableName = () => thisProgram || './this.program'; + + var getEnvStrings = () => { + if (!getEnvStrings.strings) { + // Default values. + // Browser language detection #8751 + var lang = + ( + (typeof navigator == 'object' && + navigator.languages && + navigator.languages[0]) || + 'C' + ).replace('-', '_') + '.UTF-8'; + var env = { + USER: 'web_user', + LOGNAME: 'web_user', + PATH: '/', + PWD: '/', + HOME: '/home/web_user', + LANG: lang, + _: getExecutableName(), + }; + // Apply the user-provided values, if any. + for (var x in ENV) { + // x is a key in ENV; if ENV[x] is undefined, that means it was + // explicitly set to be so. We allow user code to do that to + // force variables with default values to remain unset. + if (ENV[x] === undefined) delete env[x]; + else env[x] = ENV[x]; + } + var strings = []; + for (var x in env) { + strings.push(`${x}=${env[x]}`); + } + getEnvStrings.strings = strings; + } + return getEnvStrings.strings; + }; + + var stringToAscii = (str, buffer) => { + for (var i = 0; i < str.length; ++i) { + HEAP8[buffer++] = str.charCodeAt(i); + } + // Null-terminate the string + HEAP8[buffer] = 0; + }; + + var _environ_get = (__environ, environ_buf) => { + var bufSize = 0; + getEnvStrings().forEach((string, i) => { + var ptr = environ_buf + bufSize; + HEAPU32[(__environ + i * 4) >> 2] = ptr; + stringToAscii(string, ptr); + bufSize += string.length + 1; + }); + return 0; + }; + + var _environ_sizes_get = (penviron_count, penviron_buf_size) => { + var strings = getEnvStrings(); + HEAPU32[penviron_count >> 2] = strings.length; + var bufSize = 0; + strings.forEach((string) => (bufSize += string.length + 1)); + HEAPU32[penviron_buf_size >> 2] = bufSize; + return 0; + }; + + function _fd_close(fd) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + FS.close(stream); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + function _fd_fdstat_get(fd, pbuf) { + try { + var rightsBase = 0; + var rightsInheriting = 0; + var flags = 0; + { + var stream = SYSCALLS.getStreamFromFD(fd); + // All character devices are terminals (other things a Linux system would + // assume is a character device, like the mouse, we have special APIs for). + var type = stream.tty + ? 2 + : FS.isDir(stream.mode) + ? 3 + : FS.isLink(stream.mode) + ? 7 + : 4; + } + HEAP8[pbuf] = type; + HEAP16[(pbuf + 2) >> 1] = flags; + (tempI64 = [ + rightsBase >>> 0, + ((tempDouble = rightsBase), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(pbuf + 8) >> 2] = tempI64[0]), + (HEAP32[(pbuf + 12) >> 2] = tempI64[1]); + (tempI64 = [ + rightsInheriting >>> 0, + ((tempDouble = rightsInheriting), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(pbuf + 16) >> 2] = tempI64[0]), + (HEAP32[(pbuf + 20) >> 2] = tempI64[1]); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + /** @param {number=} offset */ var doReadv = ( + stream, + iov, + iovcnt, + offset + ) => { + var ret = 0; + for (var i = 0; i < iovcnt; i++) { + var ptr = HEAPU32[iov >> 2]; + var len = HEAPU32[(iov + 4) >> 2]; + iov += 8; + var curr = FS.read(stream, HEAP8, ptr, len, offset); + if (curr < 0) return -1; + ret += curr; + if (curr < len) break; + // nothing more to read + if (typeof offset != 'undefined') { + offset += curr; + } + } + return ret; + }; + + function _fd_read(fd, iov, iovcnt, pnum) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + var num = doReadv(stream, iov, iovcnt); + HEAPU32[pnum >> 2] = num; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + function _fd_seek(fd, offset_low, offset_high, whence, newOffset) { + var offset = convertI32PairToI53Checked(offset_low, offset_high); + try { + if (isNaN(offset)) return 61; + var stream = SYSCALLS.getStreamFromFD(fd); + FS.llseek(stream, offset, whence); + (tempI64 = [ + stream.position >>> 0, + ((tempDouble = stream.position), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[newOffset >> 2] = tempI64[0]), + (HEAP32[(newOffset + 4) >> 2] = tempI64[1]); + if (stream.getdents && offset === 0 && whence === 0) + stream.getdents = null; + // reset readdir state + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + var _fd_sync = function (fd) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + return Asyncify.handleSleep((wakeUp) => { + var mount = stream.node.mount; + if (!mount.type.syncfs) { + // We write directly to the file system, so there's nothing to do here. + wakeUp(0); + return; + } + mount.type.syncfs(mount, false, (err) => { + if (err) { + wakeUp(29); + return; + } + wakeUp(0); + }); + }); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + }; + + _fd_sync.isAsync = true; + + /** @param {number=} offset */ var doWritev = ( + stream, + iov, + iovcnt, + offset + ) => { + var ret = 0; + for (var i = 0; i < iovcnt; i++) { + var ptr = HEAPU32[iov >> 2]; + var len = HEAPU32[(iov + 4) >> 2]; + iov += 8; + var curr = FS.write(stream, HEAP8, ptr, len, offset); + if (curr < 0) return -1; + ret += curr; + if (curr < len) { + // No more space to write. + break; + } + if (typeof offset != 'undefined') { + offset += curr; + } + } + return ret; + }; + + function _fd_write(fd, iov, iovcnt, pnum) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + var num = doWritev(stream, iov, iovcnt); + HEAPU32[pnum >> 2] = num; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + var _getaddrinfo = (node, service, hint, out) => { + var addr = 0; + var port = 0; + var flags = 0; + var family = 0; + var type = 0; + var proto = 0; + var ai; + function allocaddrinfo(family, type, proto, canon, addr, port) { + var sa, salen, ai; + var errno; + salen = family === 10 ? 28 : 16; + addr = family === 10 ? inetNtop6(addr) : inetNtop4(addr); + sa = _malloc(salen); + errno = writeSockaddr(sa, family, addr, port); + assert(!errno); + ai = _malloc(32); + HEAP32[(ai + 4) >> 2] = family; + HEAP32[(ai + 8) >> 2] = type; + HEAP32[(ai + 12) >> 2] = proto; + HEAPU32[(ai + 24) >> 2] = canon; + HEAPU32[(ai + 20) >> 2] = sa; + if (family === 10) { + HEAP32[(ai + 16) >> 2] = 28; + } else { + HEAP32[(ai + 16) >> 2] = 16; + } + HEAP32[(ai + 28) >> 2] = 0; + return ai; + } + if (hint) { + flags = HEAP32[hint >> 2]; + family = HEAP32[(hint + 4) >> 2]; + type = HEAP32[(hint + 8) >> 2]; + proto = HEAP32[(hint + 12) >> 2]; + } + if (type && !proto) { + proto = type === 2 ? 17 : 6; + } + if (!type && proto) { + type = proto === 17 ? 2 : 1; + } + // If type or proto are set to zero in hints we should really be returning multiple addrinfo values, but for + // now default to a TCP STREAM socket so we can at least return a sensible addrinfo given NULL hints. + if (proto === 0) { + proto = 6; + } + if (type === 0) { + type = 1; + } + if (!node && !service) { + return -2; + } + if (flags & ~(1 | 2 | 4 | 1024 | 8 | 16 | 32)) { + return -1; + } + if (hint !== 0 && HEAP32[hint >> 2] & 2 && !node) { + return -1; + } + if (flags & 32) { + // TODO + return -2; + } + if (type !== 0 && type !== 1 && type !== 2) { + return -7; + } + if (family !== 0 && family !== 2 && family !== 10) { + return -6; + } + if (service) { + service = UTF8ToString(service); + port = parseInt(service, 10); + if (isNaN(port)) { + if (flags & 1024) { + return -2; + } + // TODO support resolving well-known service names from: + // http://www.iana.org/assignments/service-names-port-numbers/service-names-port-numbers.txt + return -8; + } + } + if (!node) { + if (family === 0) { + family = 2; + } + if ((flags & 1) === 0) { + if (family === 2) { + addr = _htonl(2130706433); + } else { + addr = [0, 0, 0, _htonl(1)]; + } + } + ai = allocaddrinfo(family, type, proto, null, addr, port); + HEAPU32[out >> 2] = ai; + return 0; + } + // try as a numeric address + node = UTF8ToString(node); + addr = inetPton4(node); + if (addr !== null) { + // incoming node is a valid ipv4 address + if (family === 0 || family === 2) { + family = 2; + } else if (family === 10 && flags & 8) { + addr = [0, 0, _htonl(65535), addr]; + family = 10; + } else { + return -2; + } + } else { + addr = inetPton6(node); + if (addr !== null) { + // incoming node is a valid ipv6 address + if (family === 0 || family === 10) { + family = 10; + } else { + return -2; + } + } + } + if (addr != null) { + ai = allocaddrinfo(family, type, proto, node, addr, port); + HEAPU32[out >> 2] = ai; + return 0; + } + if (flags & 4) { + return -2; + } + // try as a hostname + // resolve the hostname to a temporary fake address + node = DNS.lookup_name(node); + addr = inetPton4(node); + if (family === 0) { + family = 2; + } else if (family === 10) { + addr = [0, 0, _htonl(65535), addr]; + } + ai = allocaddrinfo(family, type, proto, null, addr, port); + HEAPU32[out >> 2] = ai; + return 0; + }; + + var _getnameinfo = (sa, salen, node, nodelen, serv, servlen, flags) => { + var info = readSockaddr(sa, salen); + if (info.errno) { + return -6; + } + var port = info.port; + var addr = info.addr; + var overflowed = false; + if (node && nodelen) { + var lookup; + if (flags & 1 || !(lookup = DNS.lookup_addr(addr))) { + if (flags & 8) { + return -2; + } + } else { + addr = lookup; + } + var numBytesWrittenExclNull = stringToUTF8(addr, node, nodelen); + if (numBytesWrittenExclNull + 1 >= nodelen) { + overflowed = true; + } + } + if (serv && servlen) { + port = '' + port; + var numBytesWrittenExclNull = stringToUTF8(port, serv, servlen); + if (numBytesWrittenExclNull + 1 >= servlen) { + overflowed = true; + } + } + if (overflowed) { + // Note: even when we overflow, getnameinfo() is specced to write out the truncated results. + return -12; + } + return 0; + }; + + var Protocols = { + list: [], + map: {}, + }; + + var _setprotoent = (stayopen) => { + // void setprotoent(int stayopen); + // Allocate and populate a protoent structure given a name, protocol number and array of aliases + function allocprotoent(name, proto, aliases) { + // write name into buffer + var nameBuf = _malloc(name.length + 1); + stringToAscii(name, nameBuf); + // write aliases into buffer + var j = 0; + var length = aliases.length; + var aliasListBuf = _malloc((length + 1) * 4); + // Use length + 1 so we have space for the terminating NULL ptr. + for (var i = 0; i < length; i++, j += 4) { + var alias = aliases[i]; + var aliasBuf = _malloc(alias.length + 1); + stringToAscii(alias, aliasBuf); + HEAPU32[(aliasListBuf + j) >> 2] = aliasBuf; + } + HEAPU32[(aliasListBuf + j) >> 2] = 0; + // Terminating NULL pointer. + // generate protoent + var pe = _malloc(12); + HEAPU32[pe >> 2] = nameBuf; + HEAPU32[(pe + 4) >> 2] = aliasListBuf; + HEAP32[(pe + 8) >> 2] = proto; + return pe; + } + // Populate the protocol 'database'. The entries are limited to tcp and udp, though it is fairly trivial + // to add extra entries from /etc/protocols if desired - though not sure if that'd actually be useful. + var list = Protocols.list; + var map = Protocols.map; + if (list.length === 0) { + var entry = allocprotoent('tcp', 6, ['TCP']); + list.push(entry); + map['tcp'] = map['6'] = entry; + entry = allocprotoent('udp', 17, ['UDP']); + list.push(entry); + map['udp'] = map['17'] = entry; + } + _setprotoent.index = 0; + }; + + var _getprotobyname = (name) => { + // struct protoent *getprotobyname(const char *); + name = UTF8ToString(name); + _setprotoent(true); + var result = Protocols.map[name]; + return result; + }; + + var _getprotobynumber = (number) => { + // struct protoent *getprotobynumber(int proto); + _setprotoent(true); + var result = Protocols.map[number]; + return result; + }; + + var stackAlloc = (sz) => __emscripten_stack_alloc(sz); + + /** @suppress {duplicate } */ var stringToUTF8OnStack = (str) => { + var size = lengthBytesUTF8(str) + 1; + var ret = stackAlloc(size); + stringToUTF8(str, ret, size); + return ret; + }; + + var allocateUTF8OnStack = stringToUTF8OnStack; + + var PHPWASM = { + init: function () { + // The /internal directory is required by the C module. It's where the + // stdout, stderr, and headers information are written for the JavaScript + // code to read later on. + FS.mkdir('/internal'); + // The files from the shared directory are shared between all the + // PHP processes managed by PHPProcessManager. + FS.mkdir('/internal/shared'); + // The files from the preload directory are preloaded using the + // auto_prepend_file php.ini directive. + FS.mkdir('/internal/shared/preload'); + PHPWASM.EventEmitter = ENVIRONMENT_IS_NODE + ? require('events').EventEmitter + : class EventEmitter { + constructor() { + this.listeners = {}; + } + emit(eventName, data) { + if (this.listeners[eventName]) { + this.listeners[eventName].forEach( + (callback) => { + callback(data); + } + ); + } + } + once(eventName, callback) { + const self = this; + function removedCallback() { + callback(...arguments); + self.removeListener(eventName, removedCallback); + } + this.on(eventName, removedCallback); + } + removeAllListeners(eventName) { + if (eventName) { + delete this.listeners[eventName]; + } else { + this.listeners = {}; + } + } + removeListener(eventName, callback) { + if (this.listeners[eventName]) { + const idx = + this.listeners[eventName].indexOf(callback); + if (idx !== -1) { + this.listeners[eventName].splice(idx, 1); + } + } + } + }; + PHPWASM.child_proc_by_fd = {}; + PHPWASM.child_proc_by_pid = {}; + PHPWASM.input_devices = {}; + }, + getAllWebSockets: function (sock) { + const webSockets = new Set(); + if (sock.server) { + sock.server.clients.forEach((ws) => { + webSockets.add(ws); + }); + } + for (const peer of PHPWASM.getAllPeers(sock)) { + webSockets.add(peer.socket); + } + return Array.from(webSockets); + }, + getAllPeers: function (sock) { + const peers = new Set(); + if (sock.server) { + sock.pending + .filter((pending) => pending.peers) + .forEach((pending) => { + for (const peer of Object.values(pending.peers)) { + peers.add(peer); + } + }); + } + if (sock.peers) { + for (const peer of Object.values(sock.peers)) { + peers.add(peer); + } + } + return Array.from(peers); + }, + awaitData: function (ws) { + return PHPWASM.awaitEvent(ws, 'message'); + }, + awaitConnection: function (ws) { + if (ws.OPEN === ws.readyState) { + return [Promise.resolve(), PHPWASM.noop]; + } + return PHPWASM.awaitEvent(ws, 'open'); + }, + awaitClose: function (ws) { + if ([ws.CLOSING, ws.CLOSED].includes(ws.readyState)) { + return [Promise.resolve(), PHPWASM.noop]; + } + return PHPWASM.awaitEvent(ws, 'close'); + }, + awaitError: function (ws) { + if ([ws.CLOSING, ws.CLOSED].includes(ws.readyState)) { + return [Promise.resolve(), PHPWASM.noop]; + } + return PHPWASM.awaitEvent(ws, 'error'); + }, + awaitEvent: function (ws, event) { + let resolve; + const listener = () => { + resolve(); + }; + const promise = new Promise(function (_resolve) { + resolve = _resolve; + ws.once(event, listener); + }); + const cancel = () => { + ws.removeListener(event, listener); + // Rejecting the promises bubbles up and kills the entire + // node process. Let's resolve them on the next tick instead + // to give the caller some space to unbind any handlers. + setTimeout(resolve); + }; + return [promise, cancel]; + }, + noop: function () {}, + spawnProcess: function (command, args, options) { + if (Module['spawnProcess']) { + const spawnedPromise = Module['spawnProcess']( + command, + args, + options + ); + return Promise.resolve(spawnedPromise).then(function (spawned) { + if (!spawned || !spawned.on) { + throw new Error( + 'spawnProcess() must return an EventEmitter but returned a different type.' + ); + } + return spawned; + }); + } + if (ENVIRONMENT_IS_NODE) { + return require('child_process').spawn(command, args, { + ...options, + shell: true, + stdio: ['pipe', 'pipe', 'pipe'], + timeout: 100, + }); + } + const e = new Error( + 'popen(), proc_open() etc. are unsupported in the browser. Call php.setSpawnHandler() ' + + 'and provide a callback to handle spawning processes, or disable a popen(), proc_open() ' + + 'and similar functions via php.ini.' + ); + e.code = 'SPAWN_UNSUPPORTED'; + throw e; + }, + shutdownSocket: function (socketd, how) { + // This implementation only supports websockets at the moment + const sock = getSocketFromFD(socketd); + const peer = Object.values(sock.peers)[0]; + if (!peer) { + return -1; + } + try { + peer.socket.close(); + SOCKFS.websocket_sock_ops.removePeer(sock, peer); + return 0; + } catch (e) { + console.log('Socket shutdown error', e); + return -1; + } + }, + }; + + function _js_create_input_device(deviceId) { + let dataBuffer = []; + let dataCallback; + const filename = 'proc_id_' + deviceId; + const device = FS.createDevice( + '/dev', + filename, + function () {}, + function (byte) { + try { + dataBuffer.push(byte); + if (dataCallback) { + dataCallback(new Uint8Array(dataBuffer)); + dataBuffer = []; + } + } catch (e) { + console.error(e); + throw e; + } + } + ); + const devicePath = '/dev/' + filename; + PHPWASM.input_devices[deviceId] = { + devicePath, + onData: function (cb) { + dataCallback = cb; + dataBuffer.forEach(function (data) { + cb(data); + }); + dataBuffer.length = 0; + }, + }; + return allocateUTF8OnStack(devicePath); + } + + function _js_open_process( + command, + argsPtr, + argsLength, + descriptorsPtr, + descriptorsLength, + cwdPtr, + cwdLength, + envPtr, + envLength + ) { + if (!command) { + return 1; + } + const cmdstr = UTF8ToString(command); + if (!cmdstr.length) { + return 0; + } + let argsArray = []; + if (argsLength) { + for (var i = 0; i < argsLength; i++) { + const charPointer = argsPtr + i * 4; + argsArray.push(UTF8ToString(HEAPU32[charPointer >> 2])); + } + } + const cwdstr = cwdPtr ? UTF8ToString(cwdPtr) : null; + let envObject = null; + if (envLength) { + envObject = {}; + for (var i = 0; i < envLength; i++) { + const envPointer = envPtr + i * 4; + const envEntry = UTF8ToString(HEAPU32[envPointer >> 2]); + const splitAt = envEntry.indexOf('='); + if (splitAt === -1) { + continue; + } + const key = envEntry.substring(0, splitAt); + const value = envEntry.substring(splitAt + 1); + envObject[key] = value; + } + } + var std = {}; + // Extracts an array of available descriptors that should be dispatched to streams. + // On the C side, the descriptors are expressed as `**int` so we must go read + // each of the `descriptorsLength` `*int` pointers and convert the associated data into + // a JavaScript object { descriptor : { child : fd, parent : fd } }. + for (var i = 0; i < descriptorsLength; i++) { + const descriptorPtr = HEAPU32[(descriptorsPtr + i * 4) >> 2]; + std[HEAPU32[descriptorPtr >> 2]] = { + child: HEAPU32[(descriptorPtr + 4) >> 2], + parent: HEAPU32[(descriptorPtr + 8) >> 2], + }; + } + return Asyncify.handleSleep(async (wakeUp) => { + let cp; + try { + const options = {}; + if (cwdstr !== null) { + options.cwd = cwdstr; + } + if (envObject !== null) { + options.env = envObject; + } + cp = PHPWASM.spawnProcess(cmdstr, argsArray, options); + if (cp instanceof Promise) { + cp = await cp; + } + } catch (e) { + if (e.code === 'SPAWN_UNSUPPORTED') { + wakeUp(1); + return; + } + console.error(e); + wakeUp(1); + throw e; + } + const ProcInfo = { + pid: cp.pid, + exited: false, + stdinFd: std[0]?.child, + stdinIsDevice: std[0]?.child in PHPWASM.input_devices, + stdoutChildFd: std[1]?.child, + stdoutParentFd: std[1]?.parent, + stderrChildFd: std[2]?.child, + stderrParentFd: std[2]?.parent, + stdout: new PHPWASM.EventEmitter(), + stderr: new PHPWASM.EventEmitter(), + }; + if (ProcInfo.stdoutChildFd) + PHPWASM.child_proc_by_fd[ProcInfo.stdoutChildFd] = ProcInfo; + if (ProcInfo.stderrChildFd) + PHPWASM.child_proc_by_fd[ProcInfo.stderrChildFd] = ProcInfo; + if (ProcInfo.stdoutParentFd) + PHPWASM.child_proc_by_fd[ProcInfo.stdoutParentFd] = ProcInfo; + if (ProcInfo.stderrParentFd) + PHPWASM.child_proc_by_fd[ProcInfo.stderrParentFd] = ProcInfo; + PHPWASM.child_proc_by_pid[ProcInfo.pid] = ProcInfo; + cp.on('exit', function (code) { + ProcInfo.exitCode = code; + ProcInfo.exited = true; + // Emit events for the wasm_poll_socket function. + ProcInfo.stdout.emit('data'); + ProcInfo.stderr.emit('data'); + }); + // Pass data from child process's stdout to PHP's end of the stdout pipe. + if (ProcInfo.stdoutChildFd) { + const stdoutStream = SYSCALLS.getStreamFromFD( + ProcInfo.stdoutChildFd + ); + let stdoutAt = 0; + cp.stdout.on('data', function (data) { + ProcInfo.stdout.emit('data', data); + stdoutStream.stream_ops.write( + stdoutStream, + data, + 0, + data.length, + stdoutAt + ); + stdoutAt += data.length; + }); + } + // Pass data from child process's stderr to PHP's end of the stdout pipe. + if (ProcInfo.stderrChildFd) { + const stderrStream = SYSCALLS.getStreamFromFD( + ProcInfo.stderrChildFd + ); + let stderrAt = 0; + cp.stderr.on('data', function (data) { + ProcInfo.stderr.emit('data', data); + stderrStream.stream_ops.write( + stderrStream, + data, + 0, + data.length, + stderrAt + ); + stderrAt += data.length; + }); + } + /** + * Wait until the child process has been spawned. + * Unfortunately there is no Node.js API to check whether + * the process has already been spawned. We can only listen + * to the 'spawn' event and if it has already been spawned, + * listen to the 'exit' event. + */ try { + await new Promise((resolve, reject) => { + cp.on('spawn', resolve); + cp.on('error', reject); + }); + } catch (e) { + console.error(e); + wakeUp(1); + return; + } + // Now we want to pass data from the STDIN source supplied by PHP + // to the child process. + // PHP will write STDIN data to a device. + if (ProcInfo.stdinIsDevice) { + // We use Emscripten devices as pipes. This is a bit of a hack + // but it works as we get a callback when the device is written to. + // Let's listen to anything it outputs and pass it to the child process. + PHPWASM.input_devices[ProcInfo.stdinFd].onData(function (data) { + if (!data) return; + if (typeof data === 'number') { + data = new Uint8Array([data]); + } + const dataStr = new TextDecoder('utf-8').decode(data); + cp.stdin.write(dataStr); + }); + wakeUp(ProcInfo.pid); + return; + } + if (ProcInfo.stdinFd) { + // PHP will write STDIN data to a file descriptor. + const stdinStream = SYSCALLS.getStreamFromFD(ProcInfo.stdinFd); + if (stdinStream.node) { + // Pipe the entire stdinStream to cp.stdin + const CHUNK_SIZE = 1024; + const buffer = new Uint8Array(CHUNK_SIZE); + let offset = 0; + while (true) { + const bytesRead = stdinStream.stream_ops.read( + stdinStream, + buffer, + 0, + CHUNK_SIZE, + offset + ); + if (bytesRead === null || bytesRead === 0) { + break; + } + try { + cp.stdin.write(buffer.subarray(0, bytesRead)); + } catch (e) { + console.error(e); + return 1; + } + if (bytesRead < CHUNK_SIZE) { + break; + } + offset += bytesRead; + } + wakeUp(ProcInfo.pid); + return; + } + } + wakeUp(ProcInfo.pid); + }); + } + + function _js_process_status(pid, exitCodePtr) { + if (!PHPWASM.child_proc_by_pid[pid]) { + return -1; + } + if (PHPWASM.child_proc_by_pid[pid].exited) { + HEAPU32[exitCodePtr >> 2] = PHPWASM.child_proc_by_pid[pid].exitCode; + return 1; + } + return 0; + } + + function _js_waitpid(pid, exitCodePtr) { + if (!PHPWASM.child_proc_by_pid[pid]) { + return -1; + } + return Asyncify.handleSleep((wakeUp) => { + const poll = function () { + if (PHPWASM.child_proc_by_pid[pid]?.exited) { + HEAPU32[exitCodePtr >> 2] = + PHPWASM.child_proc_by_pid[pid].exitCode; + wakeUp(pid); + } else { + setTimeout(poll, 50); + } + }; + poll(); + }); + } + + var arraySum = (array, index) => { + var sum = 0; + for (var i = 0; i <= index; sum += array[i++]) {} + // no-op + return sum; + }; + + var MONTH_DAYS_LEAP = [31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]; + + var MONTH_DAYS_REGULAR = [31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]; + + var addDays = (date, days) => { + var newDate = new Date(date.getTime()); + while (days > 0) { + var leap = isLeapYear(newDate.getFullYear()); + var currentMonth = newDate.getMonth(); + var daysInCurrentMonth = ( + leap ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR + )[currentMonth]; + if (days > daysInCurrentMonth - newDate.getDate()) { + // we spill over to next month + days -= daysInCurrentMonth - newDate.getDate() + 1; + newDate.setDate(1); + if (currentMonth < 11) { + newDate.setMonth(currentMonth + 1); + } else { + newDate.setMonth(0); + newDate.setFullYear(newDate.getFullYear() + 1); + } + } else { + // we stay in current month + newDate.setDate(newDate.getDate() + days); + return newDate; + } + } + return newDate; + }; + + var _strptime = (buf, format, tm) => { + // char *strptime(const char *restrict buf, const char *restrict format, struct tm *restrict tm); + // http://pubs.opengroup.org/onlinepubs/009695399/functions/strptime.html + var pattern = UTF8ToString(format); + // escape special characters + // TODO: not sure we really need to escape all of these in JS regexps + var SPECIAL_CHARS = '\\!@#$^&*()+=-[]/{}|:<>?,.'; + for (var i = 0, ii = SPECIAL_CHARS.length; i < ii; ++i) { + pattern = pattern.replace( + new RegExp('\\' + SPECIAL_CHARS[i], 'g'), + '\\' + SPECIAL_CHARS[i] + ); + } + // reduce number of matchers + var EQUIVALENT_MATCHERS = { + A: '%a', + B: '%b', + c: '%a %b %d %H:%M:%S %Y', + D: '%m\\/%d\\/%y', + e: '%d', + F: '%Y-%m-%d', + h: '%b', + R: '%H\\:%M', + r: '%I\\:%M\\:%S\\s%p', + T: '%H\\:%M\\:%S', + x: '%m\\/%d\\/(?:%y|%Y)', + X: '%H\\:%M\\:%S', + }; + // TODO: take care of locale + var DATE_PATTERNS = { + /* weekday name */ a: '(?:Sun(?:day)?)|(?:Mon(?:day)?)|(?:Tue(?:sday)?)|(?:Wed(?:nesday)?)|(?:Thu(?:rsday)?)|(?:Fri(?:day)?)|(?:Sat(?:urday)?)', + /* month name */ b: '(?:Jan(?:uary)?)|(?:Feb(?:ruary)?)|(?:Mar(?:ch)?)|(?:Apr(?:il)?)|May|(?:Jun(?:e)?)|(?:Jul(?:y)?)|(?:Aug(?:ust)?)|(?:Sep(?:tember)?)|(?:Oct(?:ober)?)|(?:Nov(?:ember)?)|(?:Dec(?:ember)?)', + /* century */ C: '\\d\\d', + /* day of month */ d: '0[1-9]|[1-9](?!\\d)|1\\d|2\\d|30|31', + /* hour (24hr) */ H: '\\d(?!\\d)|[0,1]\\d|20|21|22|23', + /* hour (12hr) */ I: '\\d(?!\\d)|0\\d|10|11|12', + /* day of year */ j: '00[1-9]|0?[1-9](?!\\d)|0?[1-9]\\d(?!\\d)|[1,2]\\d\\d|3[0-6]\\d', + /* month */ m: '0[1-9]|[1-9](?!\\d)|10|11|12', + /* minutes */ M: '0\\d|\\d(?!\\d)|[1-5]\\d', + /* whitespace */ n: ' ', + /* AM/PM */ p: 'AM|am|PM|pm|A\\.M\\.|a\\.m\\.|P\\.M\\.|p\\.m\\.', + /* seconds */ S: '0\\d|\\d(?!\\d)|[1-5]\\d|60', + /* week number */ U: '0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53', + /* week number */ W: '0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53', + /* weekday number */ w: '[0-6]', + /* 2-digit year */ y: '\\d\\d', + /* 4-digit year */ Y: '\\d\\d\\d\\d', + /* whitespace */ t: ' ', + /* time zone */ z: 'Z|(?:[\\+\\-]\\d\\d:?(?:\\d\\d)?)', + }; + var MONTH_NUMBERS = { + JAN: 0, + FEB: 1, + MAR: 2, + APR: 3, + MAY: 4, + JUN: 5, + JUL: 6, + AUG: 7, + SEP: 8, + OCT: 9, + NOV: 10, + DEC: 11, + }; + var DAY_NUMBERS_SUN_FIRST = { + SUN: 0, + MON: 1, + TUE: 2, + WED: 3, + THU: 4, + FRI: 5, + SAT: 6, + }; + var DAY_NUMBERS_MON_FIRST = { + MON: 0, + TUE: 1, + WED: 2, + THU: 3, + FRI: 4, + SAT: 5, + SUN: 6, + }; + var capture = []; + var pattern_out = pattern + .replace(/%(.)/g, (m, c) => EQUIVALENT_MATCHERS[c] || m) + .replace(/%(.)/g, (_, c) => { + let pat = DATE_PATTERNS[c]; + if (pat) { + capture.push(c); + return `(${pat})`; + } else { + return c; + } + }) + .replace( + // any number of space or tab characters match zero or more spaces + /\s+/g, + '\\s*' + ); + var matches = new RegExp('^' + pattern_out, 'i').exec( + UTF8ToString(buf) + ); + function initDate() { + function fixup(value, min, max) { + return typeof value != 'number' || isNaN(value) + ? min + : value >= min + ? value <= max + ? value + : max + : min; + } + return { + year: fixup(HEAP32[(tm + 20) >> 2] + 1900, 1970, 9999), + month: fixup(HEAP32[(tm + 16) >> 2], 0, 11), + day: fixup(HEAP32[(tm + 12) >> 2], 1, 31), + hour: fixup(HEAP32[(tm + 8) >> 2], 0, 23), + min: fixup(HEAP32[(tm + 4) >> 2], 0, 59), + sec: fixup(HEAP32[tm >> 2], 0, 59), + gmtoff: 0, + }; + } + if (matches) { + var date = initDate(); + var value; + var getMatch = (symbol) => { + var pos = capture.indexOf(symbol); + // check if symbol appears in regexp + if (pos >= 0) { + // return matched value or null (falsy!) for non-matches + return matches[pos + 1]; + } + return; + }; + // seconds + if ((value = getMatch('S'))) { + date.sec = jstoi_q(value); + } + // minutes + if ((value = getMatch('M'))) { + date.min = jstoi_q(value); + } + // hours + if ((value = getMatch('H'))) { + // 24h clock + date.hour = jstoi_q(value); + } else if ((value = getMatch('I'))) { + // AM/PM clock + var hour = jstoi_q(value); + if ((value = getMatch('p'))) { + hour += value.toUpperCase()[0] === 'P' ? 12 : 0; + } + date.hour = hour; + } + // year + if ((value = getMatch('Y'))) { + // parse from four-digit year + date.year = jstoi_q(value); + } else if ((value = getMatch('y'))) { + // parse from two-digit year... + var year = jstoi_q(value); + if ((value = getMatch('C'))) { + // ...and century + year += jstoi_q(value) * 100; + } else { + // ...and rule-of-thumb + year += year < 69 ? 2e3 : 1900; + } + date.year = year; + } + // month + if ((value = getMatch('m'))) { + // parse from month number + date.month = jstoi_q(value) - 1; + } else if ((value = getMatch('b'))) { + // parse from month name + date.month = + MONTH_NUMBERS[value.substring(0, 3).toUpperCase()] || 0; + } + // day + if ((value = getMatch('d'))) { + // get day of month directly + date.day = jstoi_q(value); + } else if ((value = getMatch('j'))) { + // get day of month from day of year ... + var day = jstoi_q(value); + var leapYear = isLeapYear(date.year); + for (var month = 0; month < 12; ++month) { + var daysUntilMonth = arraySum( + leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, + month - 1 + ); + if ( + day <= + daysUntilMonth + + (leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR)[ + month + ] + ) { + date.day = day - daysUntilMonth; + } + } + } else if ((value = getMatch('a'))) { + // get day of month from weekday ... + var weekDay = value.substring(0, 3).toUpperCase(); + if ((value = getMatch('U'))) { + // ... and week number (Sunday being first day of week) + // Week number of the year (Sunday as the first day of the week) as a decimal number [00,53]. + // All days in a new year preceding the first Sunday are considered to be in week 0. + var weekDayNumber = DAY_NUMBERS_SUN_FIRST[weekDay]; + var weekNumber = jstoi_q(value); + // January 1st + var janFirst = new Date(date.year, 0, 1); + var endDate; + if (janFirst.getDay() === 0) { + // Jan 1st is a Sunday, and, hence in the 1st CW + endDate = addDays( + janFirst, + weekDayNumber + 7 * (weekNumber - 1) + ); + } else { + // Jan 1st is not a Sunday, and, hence still in the 0th CW + endDate = addDays( + janFirst, + 7 - + janFirst.getDay() + + weekDayNumber + + 7 * (weekNumber - 1) + ); + } + date.day = endDate.getDate(); + date.month = endDate.getMonth(); + } else if ((value = getMatch('W'))) { + // ... and week number (Monday being first day of week) + // Week number of the year (Monday as the first day of the week) as a decimal number [00,53]. + // All days in a new year preceding the first Monday are considered to be in week 0. + var weekDayNumber = DAY_NUMBERS_MON_FIRST[weekDay]; + var weekNumber = jstoi_q(value); + // January 1st + var janFirst = new Date(date.year, 0, 1); + var endDate; + if (janFirst.getDay() === 1) { + // Jan 1st is a Monday, and, hence in the 1st CW + endDate = addDays( + janFirst, + weekDayNumber + 7 * (weekNumber - 1) + ); + } else { + // Jan 1st is not a Monday, and, hence still in the 0th CW + endDate = addDays( + janFirst, + 7 - + janFirst.getDay() + + 1 + + weekDayNumber + + 7 * (weekNumber - 1) + ); + } + date.day = endDate.getDate(); + date.month = endDate.getMonth(); + } + } + // time zone + if ((value = getMatch('z'))) { + // GMT offset as either 'Z' or +-HH:MM or +-HH or +-HHMM + if (value.toLowerCase() === 'z') { + date.gmtoff = 0; + } else { + var match = value.match(/^((?:\-|\+)\d\d):?(\d\d)?/); + date.gmtoff = match[1] * 3600; + if (match[2]) { + date.gmtoff += + date.gmtoff > 0 ? match[2] * 60 : -match[2] * 60; + } + } + } + /* tm_sec int seconds after the minute 0-61* tm_min int minutes after the hour 0-59 tm_hour int hours since midnight 0-23 @@ -6610,889 +8181,1248 @@ var _strptime = (buf, format, tm) => { tm_yday int days since January 1 0-365 tm_isdst int Daylight Saving Time flag tm_gmtoff long offset from GMT (seconds) - */ var fullDate = new Date(date.year, date.month, date.day, date.hour, date.min, date.sec, 0); - HEAP32[((tm) >> 2)] = fullDate.getSeconds(); - HEAP32[(((tm) + (4)) >> 2)] = fullDate.getMinutes(); - HEAP32[(((tm) + (8)) >> 2)] = fullDate.getHours(); - HEAP32[(((tm) + (12)) >> 2)] = fullDate.getDate(); - HEAP32[(((tm) + (16)) >> 2)] = fullDate.getMonth(); - HEAP32[(((tm) + (20)) >> 2)] = fullDate.getFullYear() - 1900; - HEAP32[(((tm) + (24)) >> 2)] = fullDate.getDay(); - HEAP32[(((tm) + (28)) >> 2)] = arraySum(isLeapYear(fullDate.getFullYear()) ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, fullDate.getMonth() - 1) + fullDate.getDate() - 1; - HEAP32[(((tm) + (32)) >> 2)] = 0; - HEAP32[(((tm) + (36)) >> 2)] = date.gmtoff; - return buf + intArrayFromString(matches[0]).length - 1; - } - return 0; -}; - -function _wasm_close(socketd) { - return PHPWASM.shutdownSocket(socketd, 2); -} - -function _wasm_setsockopt(socketd, level, optionName, optionValuePtr, optionLen) { - const optionValue = HEAPU8[optionValuePtr]; - const SOL_SOCKET = 1; - const SO_KEEPALIVE = 9; - const IPPROTO_TCP = 6; - const TCP_NODELAY = 1; - const isSupported = (level === SOL_SOCKET && optionName === SO_KEEPALIVE) || (level === IPPROTO_TCP && optionName === TCP_NODELAY); - if (!isSupported) { - console.warn(`Unsupported socket option: ${level}, ${optionName}, ${optionValue}`); - return -1; - } - const ws = PHPWASM.getAllWebSockets(socketd)[0]; - if (!ws) { - return -1; - } - ws.setSocketOpt(level, optionName, optionValuePtr); - return 0; -} - -/** @type {WebAssembly.Table} */ var wasmTable; - -var runAndAbortIfError = func => { - try { - return func(); - } catch (e) { - abort(e); - } -}; - -var Asyncify = { - instrumentWasmImports(imports) { - var importPattern = /^(_dlopen_js|invoke_i|invoke_ii|invoke_iii|invoke_iiii|invoke_iiiii|invoke_iiiiii|invoke_iiiiiii|invoke_iiiiiiii|invoke_iiiiiiiiii|invoke_v|invoke_vi|invoke_vii|invoke_viidii|invoke_viii|invoke_viiii|invoke_viiiii|invoke_viiiiii|invoke_viiiiiii|invoke_viiiiiiiii|js_open_process|_js_open_process|_asyncjs__js_open_process|js_popen_to_file|_js_popen_to_file|_asyncjs__js_popen_to_file|js_fd_read|_js_fd_read|js_module_onMessage|_js_module_onMessage|_asyncjs__js_module_onMessage|js_waitpid|_js_waitpid|_asyncjs__js_waitpid|wasm_poll_socket|_wasm_poll_socket|_asyncjs__wasm_poll_socket|wasm_shutdown|_wasm_shutdown|_asyncjs__wasm_shutdown|__asyncjs__.*)$/; - for (let [x, original] of Object.entries(imports)) { - if (typeof original == "function") { - let isAsyncifyImport = original.isAsync || importPattern.test(x); - } - } - }, - instrumentWasmExports(exports) { - var ret = {}; - for (let [x, original] of Object.entries(exports)) { - if (typeof original == "function") { - ret[x] = (...args) => { - Asyncify.exportCallStack.push(x); - try { - return original(...args); - } finally { - if (!ABORT) { - var y = Asyncify.exportCallStack.pop(); - Asyncify.maybeStopUnwind(); - } - } - }; - } else { - ret[x] = original; - } - } - return ret; - }, - State: { - Normal: 0, - Unwinding: 1, - Rewinding: 2, - Disabled: 3 - }, - state: 0, - StackSize: 4096, - currData: null, - handleSleepReturnValue: 0, - exportCallStack: [], - callStackNameToId: {}, - callStackIdToName: {}, - callStackId: 0, - asyncPromiseHandlers: null, - sleepCallbacks: [], - getCallStackId(funcName) { - var id = Asyncify.callStackNameToId[funcName]; - if (id === undefined) { - id = Asyncify.callStackId++; - Asyncify.callStackNameToId[funcName] = id; - Asyncify.callStackIdToName[id] = funcName; - } - return id; - }, - maybeStopUnwind() { - if (Asyncify.currData && Asyncify.state === Asyncify.State.Unwinding && Asyncify.exportCallStack.length === 0) { - Asyncify.state = Asyncify.State.Normal; - runtimeKeepalivePush(); - runAndAbortIfError(_asyncify_stop_unwind); - if (typeof Fibers != "undefined") { - Fibers.trampoline(); - } - } - }, - whenDone() { - return new Promise((resolve, reject) => { - Asyncify.asyncPromiseHandlers = { - resolve: resolve, - reject: reject - }; - }); - }, - allocateData() { - var ptr = _malloc(12 + Asyncify.StackSize); - Asyncify.setDataHeader(ptr, ptr + 12, Asyncify.StackSize); - Asyncify.setDataRewindFunc(ptr); - return ptr; - }, - setDataHeader(ptr, stack, stackSize) { - HEAPU32[((ptr) >> 2)] = stack; - HEAPU32[(((ptr) + (4)) >> 2)] = stack + stackSize; - }, - setDataRewindFunc(ptr) { - var bottomOfCallStack = Asyncify.exportCallStack[0]; - var rewindId = Asyncify.getCallStackId(bottomOfCallStack); - HEAP32[(((ptr) + (8)) >> 2)] = rewindId; - }, - getDataRewindFuncName(ptr) { - var id = HEAP32[(((ptr) + (8)) >> 2)]; - var name = Asyncify.callStackIdToName[id]; - return name; - }, - getDataRewindFunc(name) { - var func = wasmExports[name]; - return func; - }, - doRewind(ptr) { - var name = Asyncify.getDataRewindFuncName(ptr); - var func = Asyncify.getDataRewindFunc(name); - runtimeKeepalivePop(); - return func(); - }, - handleSleep(startAsync) { - if (ABORT) return; - if (Asyncify.state === Asyncify.State.Normal) { - var reachedCallback = false; - var reachedAfterCallback = false; - startAsync((handleSleepReturnValue = 0) => { - if (ABORT) return; - Asyncify.handleSleepReturnValue = handleSleepReturnValue; - reachedCallback = true; - if (!reachedAfterCallback) { - return; - } - Asyncify.state = Asyncify.State.Rewinding; - runAndAbortIfError(() => _asyncify_start_rewind(Asyncify.currData)); - if (typeof Browser != "undefined" && Browser.mainLoop.func) { - Browser.mainLoop.resume(); - } - var asyncWasmReturnValue, isError = false; - try { - asyncWasmReturnValue = Asyncify.doRewind(Asyncify.currData); - } catch (err) { - asyncWasmReturnValue = err; - isError = true; - } - var handled = false; - if (!Asyncify.currData) { - var asyncPromiseHandlers = Asyncify.asyncPromiseHandlers; - if (asyncPromiseHandlers) { - Asyncify.asyncPromiseHandlers = null; - (isError ? asyncPromiseHandlers.reject : asyncPromiseHandlers.resolve)(asyncWasmReturnValue); - handled = true; - } - } - if (isError && !handled) { - throw asyncWasmReturnValue; - } - }); - reachedAfterCallback = true; - if (!reachedCallback) { - Asyncify.state = Asyncify.State.Unwinding; - Asyncify.currData = Asyncify.allocateData(); - if (typeof Browser != "undefined" && Browser.mainLoop.func) { - Browser.mainLoop.pause(); - } - runAndAbortIfError(() => _asyncify_start_unwind(Asyncify.currData)); - } - } else if (Asyncify.state === Asyncify.State.Rewinding) { - Asyncify.state = Asyncify.State.Normal; - runAndAbortIfError(_asyncify_stop_rewind); - _free(Asyncify.currData); - Asyncify.currData = null; - Asyncify.sleepCallbacks.forEach(callUserCallback); - } else { - abort(`invalid state: ${Asyncify.state}`); - } - return Asyncify.handleSleepReturnValue; - }, - handleAsync(startAsync) { - return Asyncify.handleSleep(wakeUp => { - startAsync().then(wakeUp); - }); - } -}; - -var getCFunc = ident => { - var func = Module["_" + ident]; - return func; -}; - -/** - * @param {string|null=} returnType - * @param {Array=} argTypes - * @param {Arguments|Array=} args - * @param {Object=} opts - */ var ccall = (ident, returnType, argTypes, args, opts) => { - var toC = { - "string": str => { - var ret = 0; - if (str !== null && str !== undefined && str !== 0) { - ret = stringToUTF8OnStack(str); - } - return ret; - }, - "array": arr => { - var ret = stackAlloc(arr.length); - writeArrayToMemory(arr, ret); - return ret; - } - }; - function convertReturnValue(ret) { - if (returnType === "string") { - return UTF8ToString(ret); - } - if (returnType === "boolean") return Boolean(ret); - return ret; - } - var func = getCFunc(ident); - var cArgs = []; - var stack = 0; - if (args) { - for (var i = 0; i < args.length; i++) { - var converter = toC[argTypes[i]]; - if (converter) { - if (stack === 0) stack = stackSave(); - cArgs[i] = converter(args[i]); - } else { - cArgs[i] = args[i]; - } - } - } - var previousAsync = Asyncify.currData; - var ret = func(...cArgs); - function onDone(ret) { - runtimeKeepalivePop(); - if (stack !== 0) stackRestore(stack); - return convertReturnValue(ret); - } - var asyncMode = opts?.async; - runtimeKeepalivePush(); - if (Asyncify.currData != previousAsync) { - return Asyncify.whenDone().then(onDone); - } - ret = onDone(ret); - if (asyncMode) return Promise.resolve(ret); - return ret; -}; - -var FS_createPath = FS.createPath; - -var FS_unlink = path => FS.unlink(path); - -var FS_createLazyFile = FS.createLazyFile; - -var FS_createDevice = FS.createDevice; - -FS.createPreloadedFile = FS_createPreloadedFile; - -FS.staticInit(); - -Module["FS_createPath"] = FS.createPath; - -Module["FS_createDataFile"] = FS.createDataFile; - -Module["FS_createPreloadedFile"] = FS.createPreloadedFile; - -Module["FS_unlink"] = FS.unlink; - -Module["FS_createLazyFile"] = FS.createLazyFile; - -Module["FS_createDevice"] = FS.createDevice; - -if (ENVIRONMENT_IS_NODE) { - NODEFS.staticInit(); -} - -PHPWASM.init(); - -var wasmImports = { - /** @export */ n: ___assert_fail, - /** @export */ X: __asyncjs__js_module_onMessage, - /** @export */ Xa: ___call_sighandler, - /** @export */ Wa: ___syscall_accept4, - /** @export */ Va: ___syscall_bind, - /** @export */ Ua: ___syscall_chdir, - /** @export */ Q: ___syscall_chmod, - /** @export */ Ta: ___syscall_connect, - /** @export */ Sa: ___syscall_dup, - /** @export */ Ra: ___syscall_dup3, - /** @export */ Qa: ___syscall_faccessat, - /** @export */ Pa: ___syscall_fchmod, - /** @export */ Oa: ___syscall_fchown32, - /** @export */ P: ___syscall_fchownat, - /** @export */ l: ___syscall_fcntl64, - /** @export */ Na: ___syscall_fstat64, - /** @export */ ba: ___syscall_ftruncate64, - /** @export */ Ma: ___syscall_getcwd, - /** @export */ La: ___syscall_getdents64, - /** @export */ Ka: ___syscall_getpeername, - /** @export */ Ja: ___syscall_getsockname, - /** @export */ Ia: ___syscall_getsockopt, - /** @export */ F: ___syscall_ioctl, - /** @export */ Ha: ___syscall_listen, - /** @export */ Ga: ___syscall_lstat64, - /** @export */ Fa: ___syscall_mkdirat, - /** @export */ Ea: ___syscall_newfstatat, - /** @export */ x: ___syscall_openat, - /** @export */ Da: ___syscall_pipe, - /** @export */ Ca: ___syscall_poll, - /** @export */ Ba: ___syscall_readlinkat, - /** @export */ Aa: ___syscall_recvfrom, - /** @export */ za: ___syscall_renameat, - /** @export */ O: ___syscall_rmdir, - /** @export */ ya: ___syscall_sendto, - /** @export */ N: ___syscall_socket, - /** @export */ xa: ___syscall_stat64, - /** @export */ wa: ___syscall_statfs64, - /** @export */ va: ___syscall_symlink, - /** @export */ E: ___syscall_unlinkat, - /** @export */ ua: ___syscall_utimensat, - /** @export */ pa: __abort_js, - /** @export */ oa: __emscripten_get_now_is_monotonic, - /** @export */ na: __emscripten_lookup_name, - /** @export */ ma: __emscripten_memcpy_js, - /** @export */ la: __emscripten_runtime_keepalive_clear, - /** @export */ ka: __emscripten_throw_longjmp, - /** @export */ fa: __gmtime_js, - /** @export */ ga: __localtime_js, - /** @export */ $: __mktime_js, - /** @export */ da: __mmap_js, - /** @export */ ea: __munmap_js, - /** @export */ K: __setitimer_js, - /** @export */ ja: __tzset_js, - /** @export */ C: _emscripten_date_now, - /** @export */ ia: _emscripten_get_heap_max, - /** @export */ v: _emscripten_get_now, - /** @export */ ha: _emscripten_resize_heap, - /** @export */ J: _emscripten_sleep, - /** @export */ ta: _environ_get, - /** @export */ sa: _environ_sizes_get, - /** @export */ p: _exit, - /** @export */ q: _fd_close, - /** @export */ M: _fd_fdstat_get, - /** @export */ L: _fd_read, - /** @export */ aa: _fd_seek, - /** @export */ ra: _fd_sync, - /** @export */ D: _fd_write, - /** @export */ I: _getaddrinfo, - /** @export */ B: _getnameinfo, - /** @export */ _: _getprotobyname, - /** @export */ Z: _getprotobynumber, - /** @export */ i: invoke_i, - /** @export */ d: invoke_ii, - /** @export */ b: invoke_iii, - /** @export */ f: invoke_iiii, - /** @export */ g: invoke_iiiii, - /** @export */ r: invoke_iiiiii, - /** @export */ u: invoke_iiiiiii, - /** @export */ w: invoke_iiiiiiii, - /** @export */ A: invoke_iiiiiiiiii, - /** @export */ ca: invoke_jii, - /** @export */ e: invoke_v, - /** @export */ a: invoke_vi, - /** @export */ c: invoke_vii, - /** @export */ z: invoke_viidii, - /** @export */ h: invoke_viii, - /** @export */ k: invoke_viiii, - /** @export */ m: invoke_viiiii, - /** @export */ j: invoke_viiiiii, - /** @export */ y: invoke_viiiiiiiii, - /** @export */ H: _js_create_input_device, - /** @export */ Y: js_fd_read, - /** @export */ G: _js_open_process, - /** @export */ W: js_popen_to_file, - /** @export */ V: _js_process_status, - /** @export */ U: _js_waitpid, - /** @export */ qa: _proc_exit, - /** @export */ T: _strftime, - /** @export */ S: _strftime_l, - /** @export */ R: _strptime, - /** @export */ s: _wasm_close, - /** @export */ t: wasm_poll_socket, - /** @export */ o: _wasm_setsockopt -}; - -var wasmExports = createWasm(); - -var ___wasm_call_ctors = () => (___wasm_call_ctors = wasmExports["Za"])(); - -var _malloc = a0 => (_malloc = wasmExports["_a"])(a0); - -var _free = a0 => (_free = wasmExports["$a"])(a0); - -var _wasm_read = Module["_wasm_read"] = (a0, a1, a2) => (_wasm_read = Module["_wasm_read"] = wasmExports["bb"])(a0, a1, a2); - -var _fflush = a0 => (_fflush = wasmExports["cb"])(a0); - -var _wasm_popen = Module["_wasm_popen"] = (a0, a1) => (_wasm_popen = Module["_wasm_popen"] = wasmExports["db"])(a0, a1); - -var _wasm_php_exec = Module["_wasm_php_exec"] = (a0, a1, a2, a3) => (_wasm_php_exec = Module["_wasm_php_exec"] = wasmExports["eb"])(a0, a1, a2, a3); - -var _php_pollfd_for = Module["_php_pollfd_for"] = (a0, a1, a2) => (_php_pollfd_for = Module["_php_pollfd_for"] = wasmExports["fb"])(a0, a1, a2); - -var _htons = a0 => (_htons = wasmExports["gb"])(a0); - -var _ntohs = a0 => (_ntohs = wasmExports["hb"])(a0); - -var _htonl = a0 => (_htonl = wasmExports["ib"])(a0); - -var _wasm_sleep = Module["_wasm_sleep"] = a0 => (_wasm_sleep = Module["_wasm_sleep"] = wasmExports["jb"])(a0); - -var ___wrap_select = Module["___wrap_select"] = (a0, a1, a2, a3, a4) => (___wrap_select = Module["___wrap_select"] = wasmExports["kb"])(a0, a1, a2, a3, a4); - -var _wasm_add_cli_arg = Module["_wasm_add_cli_arg"] = a0 => (_wasm_add_cli_arg = Module["_wasm_add_cli_arg"] = wasmExports["lb"])(a0); - -var _run_cli = Module["_run_cli"] = () => (_run_cli = Module["_run_cli"] = wasmExports["mb"])(); - -var _wasm_set_sapi_name = Module["_wasm_set_sapi_name"] = a0 => (_wasm_set_sapi_name = Module["_wasm_set_sapi_name"] = wasmExports["nb"])(a0); - -var _wasm_set_phpini_path = Module["_wasm_set_phpini_path"] = a0 => (_wasm_set_phpini_path = Module["_wasm_set_phpini_path"] = wasmExports["ob"])(a0); - -var _wasm_add_SERVER_entry = Module["_wasm_add_SERVER_entry"] = (a0, a1) => (_wasm_add_SERVER_entry = Module["_wasm_add_SERVER_entry"] = wasmExports["pb"])(a0, a1); - -var _wasm_add_ENV_entry = Module["_wasm_add_ENV_entry"] = (a0, a1) => (_wasm_add_ENV_entry = Module["_wasm_add_ENV_entry"] = wasmExports["qb"])(a0, a1); - -var _wasm_set_query_string = Module["_wasm_set_query_string"] = a0 => (_wasm_set_query_string = Module["_wasm_set_query_string"] = wasmExports["rb"])(a0); - -var _wasm_set_path_translated = Module["_wasm_set_path_translated"] = a0 => (_wasm_set_path_translated = Module["_wasm_set_path_translated"] = wasmExports["sb"])(a0); - -var _wasm_set_skip_shebang = Module["_wasm_set_skip_shebang"] = a0 => (_wasm_set_skip_shebang = Module["_wasm_set_skip_shebang"] = wasmExports["tb"])(a0); - -var _wasm_set_request_uri = Module["_wasm_set_request_uri"] = a0 => (_wasm_set_request_uri = Module["_wasm_set_request_uri"] = wasmExports["ub"])(a0); - -var _wasm_set_request_method = Module["_wasm_set_request_method"] = a0 => (_wasm_set_request_method = Module["_wasm_set_request_method"] = wasmExports["vb"])(a0); - -var _wasm_set_request_host = Module["_wasm_set_request_host"] = a0 => (_wasm_set_request_host = Module["_wasm_set_request_host"] = wasmExports["wb"])(a0); - -var _wasm_set_content_type = Module["_wasm_set_content_type"] = a0 => (_wasm_set_content_type = Module["_wasm_set_content_type"] = wasmExports["xb"])(a0); - -var _wasm_set_request_body = Module["_wasm_set_request_body"] = a0 => (_wasm_set_request_body = Module["_wasm_set_request_body"] = wasmExports["yb"])(a0); - -var _wasm_set_content_length = Module["_wasm_set_content_length"] = a0 => (_wasm_set_content_length = Module["_wasm_set_content_length"] = wasmExports["zb"])(a0); - -var _wasm_set_cookies = Module["_wasm_set_cookies"] = a0 => (_wasm_set_cookies = Module["_wasm_set_cookies"] = wasmExports["Ab"])(a0); - -var _wasm_set_request_port = Module["_wasm_set_request_port"] = a0 => (_wasm_set_request_port = Module["_wasm_set_request_port"] = wasmExports["Bb"])(a0); - -var _wasm_sapi_request_shutdown = Module["_wasm_sapi_request_shutdown"] = () => (_wasm_sapi_request_shutdown = Module["_wasm_sapi_request_shutdown"] = wasmExports["Cb"])(); - -var _wasm_sapi_handle_request = Module["_wasm_sapi_handle_request"] = () => (_wasm_sapi_handle_request = Module["_wasm_sapi_handle_request"] = wasmExports["Db"])(); - -var _php_wasm_init = Module["_php_wasm_init"] = () => (_php_wasm_init = Module["_php_wasm_init"] = wasmExports["Eb"])(); - -var _wasm_free = Module["_wasm_free"] = a0 => (_wasm_free = Module["_wasm_free"] = wasmExports["Fb"])(a0); - -var ___funcs_on_exit = () => (___funcs_on_exit = wasmExports["Gb"])(); - -var _emscripten_builtin_memalign = (a0, a1) => (_emscripten_builtin_memalign = wasmExports["Hb"])(a0, a1); - -var __emscripten_timeout = (a0, a1) => (__emscripten_timeout = wasmExports["Ib"])(a0, a1); - -var _setThrew = (a0, a1) => (_setThrew = wasmExports["Jb"])(a0, a1); - -var __emscripten_tempret_set = a0 => (__emscripten_tempret_set = wasmExports["Kb"])(a0); - -var __emscripten_stack_restore = a0 => (__emscripten_stack_restore = wasmExports["Lb"])(a0); - -var __emscripten_stack_alloc = a0 => (__emscripten_stack_alloc = wasmExports["Mb"])(a0); - -var _emscripten_stack_get_current = () => (_emscripten_stack_get_current = wasmExports["Nb"])(); - -var dynCall_vi = Module["dynCall_vi"] = (a0, a1) => (dynCall_vi = Module["dynCall_vi"] = wasmExports["Ob"])(a0, a1); - -var dynCall_iiii = Module["dynCall_iiii"] = (a0, a1, a2, a3) => (dynCall_iiii = Module["dynCall_iiii"] = wasmExports["Pb"])(a0, a1, a2, a3); - -var dynCall_ii = Module["dynCall_ii"] = (a0, a1) => (dynCall_ii = Module["dynCall_ii"] = wasmExports["Qb"])(a0, a1); - -var dynCall_vii = Module["dynCall_vii"] = (a0, a1, a2) => (dynCall_vii = Module["dynCall_vii"] = wasmExports["Rb"])(a0, a1, a2); + */ var fullDate = new Date( + date.year, + date.month, + date.day, + date.hour, + date.min, + date.sec, + 0 + ); + HEAP32[tm >> 2] = fullDate.getSeconds(); + HEAP32[(tm + 4) >> 2] = fullDate.getMinutes(); + HEAP32[(tm + 8) >> 2] = fullDate.getHours(); + HEAP32[(tm + 12) >> 2] = fullDate.getDate(); + HEAP32[(tm + 16) >> 2] = fullDate.getMonth(); + HEAP32[(tm + 20) >> 2] = fullDate.getFullYear() - 1900; + HEAP32[(tm + 24) >> 2] = fullDate.getDay(); + HEAP32[(tm + 28) >> 2] = + arraySum( + isLeapYear(fullDate.getFullYear()) + ? MONTH_DAYS_LEAP + : MONTH_DAYS_REGULAR, + fullDate.getMonth() - 1 + ) + + fullDate.getDate() - + 1; + HEAP32[(tm + 32) >> 2] = 0; + HEAP32[(tm + 36) >> 2] = date.gmtoff; + // we need to convert the matched sequence into an integer array to take care of UTF-8 characters > 0x7F + // TODO: not sure that intArrayFromString handles all unicode characters correctly + return buf + intArrayFromString(matches[0]).length - 1; + } + return 0; + }; + + function _wasm_close(socketd) { + return PHPWASM.shutdownSocket(socketd, 2); + } + + function _wasm_setsockopt( + socketd, + level, + optionName, + optionValuePtr, + optionLen + ) { + const optionValue = HEAPU8[optionValuePtr]; + const SOL_SOCKET = 1; + const SO_KEEPALIVE = 9; + const IPPROTO_TCP = 6; + const TCP_NODELAY = 1; + const isSupported = + (level === SOL_SOCKET && optionName === SO_KEEPALIVE) || + (level === IPPROTO_TCP && optionName === TCP_NODELAY); + if (!isSupported) { + console.warn( + `Unsupported socket option: ${level}, ${optionName}, ${optionValue}` + ); + return -1; + } + const ws = PHPWASM.getAllWebSockets(socketd)[0]; + if (!ws) { + return -1; + } + ws.setSocketOpt(level, optionName, optionValuePtr); + return 0; + } + + /** @type {WebAssembly.Table} */ var wasmTable; + + var runAndAbortIfError = (func) => { + try { + return func(); + } catch (e) { + abort(e); + } + }; + + var Asyncify = { + instrumentWasmImports(imports) { + var importPattern = + /^(_dlopen_js|invoke_i|invoke_ii|invoke_iii|invoke_iiii|invoke_iiiii|invoke_iiiiii|invoke_iiiiiii|invoke_iiiiiiii|invoke_iiiiiiiiii|invoke_v|invoke_vi|invoke_vii|invoke_viidii|invoke_viii|invoke_viiii|invoke_viiiii|invoke_viiiiii|invoke_viiiiiii|invoke_viiiiiiiii|js_open_process|_js_open_process|_asyncjs__js_open_process|js_popen_to_file|_js_popen_to_file|_asyncjs__js_popen_to_file|js_fd_read|_js_fd_read|js_module_onMessage|_js_module_onMessage|_asyncjs__js_module_onMessage|js_waitpid|_js_waitpid|_asyncjs__js_waitpid|wasm_poll_socket|_wasm_poll_socket|_asyncjs__wasm_poll_socket|wasm_shutdown|_wasm_shutdown|_asyncjs__wasm_shutdown|__asyncjs__.*)$/; + for (let [x, original] of Object.entries(imports)) { + if (typeof original == 'function') { + let isAsyncifyImport = + original.isAsync || importPattern.test(x); + } + } + }, + instrumentWasmExports(exports) { + var ret = {}; + for (let [x, original] of Object.entries(exports)) { + if (typeof original == 'function') { + ret[x] = (...args) => { + Asyncify.exportCallStack.push(x); + try { + return original(...args); + } finally { + if (!ABORT) { + var y = Asyncify.exportCallStack.pop(); + Asyncify.maybeStopUnwind(); + } + } + }; + } else { + ret[x] = original; + } + } + return ret; + }, + State: { + Normal: 0, + Unwinding: 1, + Rewinding: 2, + Disabled: 3, + }, + state: 0, + StackSize: 4096, + currData: null, + handleSleepReturnValue: 0, + exportCallStack: [], + callStackNameToId: {}, + callStackIdToName: {}, + callStackId: 0, + asyncPromiseHandlers: null, + sleepCallbacks: [], + getCallStackId(funcName) { + var id = Asyncify.callStackNameToId[funcName]; + if (id === undefined) { + id = Asyncify.callStackId++; + Asyncify.callStackNameToId[funcName] = id; + Asyncify.callStackIdToName[id] = funcName; + } + return id; + }, + maybeStopUnwind() { + if ( + Asyncify.currData && + Asyncify.state === Asyncify.State.Unwinding && + Asyncify.exportCallStack.length === 0 + ) { + // We just finished unwinding. + // Be sure to set the state before calling any other functions to avoid + // possible infinite recursion here (For example in debug pthread builds + // the dbg() function itself can call back into WebAssembly to get the + // current pthread_self() pointer). + Asyncify.state = Asyncify.State.Normal; + runtimeKeepalivePush(); + // Keep the runtime alive so that a re-wind can be done later. + runAndAbortIfError(_asyncify_stop_unwind); + if (typeof Fibers != 'undefined') { + Fibers.trampoline(); + } + } + }, + whenDone() { + return new Promise((resolve, reject) => { + Asyncify.asyncPromiseHandlers = { + resolve, + reject, + }; + }); + }, + allocateData() { + // An asyncify data structure has three fields: + // 0 current stack pos + // 4 max stack pos + // 8 id of function at bottom of the call stack (callStackIdToName[id] == name of js function) + // The Asyncify ABI only interprets the first two fields, the rest is for the runtime. + // We also embed a stack in the same memory region here, right next to the structure. + // This struct is also defined as asyncify_data_t in emscripten/fiber.h + var ptr = _malloc(12 + Asyncify.StackSize); + Asyncify.setDataHeader(ptr, ptr + 12, Asyncify.StackSize); + Asyncify.setDataRewindFunc(ptr); + return ptr; + }, + setDataHeader(ptr, stack, stackSize) { + HEAPU32[ptr >> 2] = stack; + HEAPU32[(ptr + 4) >> 2] = stack + stackSize; + }, + setDataRewindFunc(ptr) { + var bottomOfCallStack = Asyncify.exportCallStack[0]; + var rewindId = Asyncify.getCallStackId(bottomOfCallStack); + HEAP32[(ptr + 8) >> 2] = rewindId; + }, + getDataRewindFuncName(ptr) { + var id = HEAP32[(ptr + 8) >> 2]; + var name = Asyncify.callStackIdToName[id]; + return name; + }, + getDataRewindFunc(name) { + var func = wasmExports[name]; + return func; + }, + doRewind(ptr) { + var name = Asyncify.getDataRewindFuncName(ptr); + var func = Asyncify.getDataRewindFunc(name); + // Once we have rewound and the stack we no longer need to artificially + // keep the runtime alive. + runtimeKeepalivePop(); + return func(); + }, + handleSleep(startAsync) { + if (ABORT) return; + if (Asyncify.state === Asyncify.State.Normal) { + // Prepare to sleep. Call startAsync, and see what happens: + // if the code decided to call our callback synchronously, + // then no async operation was in fact begun, and we don't + // need to do anything. + var reachedCallback = false; + var reachedAfterCallback = false; + startAsync((handleSleepReturnValue = 0) => { + if (ABORT) return; + Asyncify.handleSleepReturnValue = handleSleepReturnValue; + reachedCallback = true; + if (!reachedAfterCallback) { + // We are happening synchronously, so no need for async. + return; + } + Asyncify.state = Asyncify.State.Rewinding; + runAndAbortIfError(() => + _asyncify_start_rewind(Asyncify.currData) + ); + if (typeof MainLoop != 'undefined' && MainLoop.func) { + MainLoop.resume(); + } + var asyncWasmReturnValue, + isError = false; + try { + asyncWasmReturnValue = Asyncify.doRewind( + Asyncify.currData + ); + } catch (err) { + asyncWasmReturnValue = err; + isError = true; + } + // Track whether the return value was handled by any promise handlers. + var handled = false; + if (!Asyncify.currData) { + // All asynchronous execution has finished. + // `asyncWasmReturnValue` now contains the final + // return value of the exported async WASM function. + // Note: `asyncWasmReturnValue` is distinct from + // `Asyncify.handleSleepReturnValue`. + // `Asyncify.handleSleepReturnValue` contains the return + // value of the last C function to have executed + // `Asyncify.handleSleep()`, where as `asyncWasmReturnValue` + // contains the return value of the exported WASM function + // that may have called C functions that + // call `Asyncify.handleSleep()`. + var asyncPromiseHandlers = + Asyncify.asyncPromiseHandlers; + if (asyncPromiseHandlers) { + Asyncify.asyncPromiseHandlers = null; + (isError + ? asyncPromiseHandlers.reject + : asyncPromiseHandlers.resolve)( + asyncWasmReturnValue + ); + handled = true; + } + } + if (isError && !handled) { + // If there was an error and it was not handled by now, we have no choice but to + // rethrow that error into the global scope where it can be caught only by + // `onerror` or `onunhandledpromiserejection`. + throw asyncWasmReturnValue; + } + }); + reachedAfterCallback = true; + if (!reachedCallback) { + // A true async operation was begun; start a sleep. + Asyncify.state = Asyncify.State.Unwinding; + // TODO: reuse, don't alloc/free every sleep + Asyncify.currData = Asyncify.allocateData(); + if (typeof MainLoop != 'undefined' && MainLoop.func) { + MainLoop.pause(); + } + runAndAbortIfError(() => + _asyncify_start_unwind(Asyncify.currData) + ); + } + } else if (Asyncify.state === Asyncify.State.Rewinding) { + // Stop a resume. + Asyncify.state = Asyncify.State.Normal; + runAndAbortIfError(_asyncify_stop_rewind); + _free(Asyncify.currData); + Asyncify.currData = null; + // Call all sleep callbacks now that the sleep-resume is all done. + Asyncify.sleepCallbacks.forEach(callUserCallback); + } else { + abort(`invalid state: ${Asyncify.state}`); + } + return Asyncify.handleSleepReturnValue; + }, + handleAsync(startAsync) { + return Asyncify.handleSleep((wakeUp) => { + // TODO: add error handling as a second param when handleSleep implements it. + startAsync().then(wakeUp); + }); + }, + }; + + var getCFunc = (ident) => { + var func = Module['_' + ident]; + // closure exported function + return func; + }; + + var writeArrayToMemory = (array, buffer) => { + HEAP8.set(array, buffer); + }; + + /** + * @param {string|null=} returnType + * @param {Array=} argTypes + * @param {Arguments|Array=} args + * @param {Object=} opts + */ var ccall = (ident, returnType, argTypes, args, opts) => { + // For fast lookup of conversion functions + var toC = { + string: (str) => { + var ret = 0; + if (str !== null && str !== undefined && str !== 0) { + // null string + ret = stringToUTF8OnStack(str); + } + return ret; + }, + array: (arr) => { + var ret = stackAlloc(arr.length); + writeArrayToMemory(arr, ret); + return ret; + }, + }; + function convertReturnValue(ret) { + if (returnType === 'string') { + return UTF8ToString(ret); + } + if (returnType === 'boolean') return Boolean(ret); + return ret; + } + var func = getCFunc(ident); + var cArgs = []; + var stack = 0; + if (args) { + for (var i = 0; i < args.length; i++) { + var converter = toC[argTypes[i]]; + if (converter) { + if (stack === 0) stack = stackSave(); + cArgs[i] = converter(args[i]); + } else { + cArgs[i] = args[i]; + } + } + } + // Data for a previous async operation that was in flight before us. + var previousAsync = Asyncify.currData; + var ret = func(...cArgs); + function onDone(ret) { + runtimeKeepalivePop(); + if (stack !== 0) stackRestore(stack); + return convertReturnValue(ret); + } + var asyncMode = opts?.async; + // Keep the runtime alive through all calls. Note that this call might not be + // async, but for simplicity we push and pop in all calls. + runtimeKeepalivePush(); + if (Asyncify.currData != previousAsync) { + // This is a new async operation. The wasm is paused and has unwound its stack. + // We need to return a Promise that resolves the return value + // once the stack is rewound and execution finishes. + return Asyncify.whenDone().then(onDone); + } + ret = onDone(ret); + // If this is an async ccall, ensure we return a promise + if (asyncMode) return Promise.resolve(ret); + return ret; + }; + + var FS_createPath = FS.createPath; + + var FS_unlink = (path) => FS.unlink(path); + + var FS_createLazyFile = FS.createLazyFile; + + var FS_createDevice = FS.createDevice; + + FS.createPreloadedFile = FS_createPreloadedFile; + + FS.staticInit(); + + // Set module methods based on EXPORTED_RUNTIME_METHODS + Module['FS_createPath'] = FS.createPath; + + Module['FS_createDataFile'] = FS.createDataFile; + + Module['FS_createPreloadedFile'] = FS.createPreloadedFile; + + Module['FS_unlink'] = FS.unlink; + + Module['FS_createLazyFile'] = FS.createLazyFile; + + Module['FS_createDevice'] = FS.createDevice; + + // This error may happen quite a bit. To avoid overhead we reuse it (and + // suffer a lack of stack info). + MEMFS.doesNotExistError = new FS.ErrnoError(44); + + /** @suppress {checkTypes} */ MEMFS.doesNotExistError.stack = + ''; + + if (ENVIRONMENT_IS_NODE) { + NODEFS.staticInit(); + } + + PHPWASM.init(); + + var wasmImports = { + /** @export */ n: ___assert_fail, + /** @export */ ca: __asyncjs__js_module_onMessage, + /** @export */ Va: ___call_sighandler, + /** @export */ Ua: ___syscall_accept4, + /** @export */ Ta: ___syscall_bind, + /** @export */ Sa: ___syscall_chdir, + /** @export */ Q: ___syscall_chmod, + /** @export */ Ra: ___syscall_connect, + /** @export */ Qa: ___syscall_dup, + /** @export */ Pa: ___syscall_dup3, + /** @export */ Oa: ___syscall_faccessat, + /** @export */ Na: ___syscall_fchmod, + /** @export */ Ma: ___syscall_fchown32, + /** @export */ P: ___syscall_fchownat, + /** @export */ l: ___syscall_fcntl64, + /** @export */ La: ___syscall_fstat64, + /** @export */ _: ___syscall_ftruncate64, + /** @export */ Ka: ___syscall_getcwd, + /** @export */ Ja: ___syscall_getdents64, + /** @export */ Ia: ___syscall_getpeername, + /** @export */ Ha: ___syscall_getsockname, + /** @export */ Ga: ___syscall_getsockopt, + /** @export */ E: ___syscall_ioctl, + /** @export */ Fa: ___syscall_listen, + /** @export */ Ea: ___syscall_lstat64, + /** @export */ Da: ___syscall_mkdirat, + /** @export */ Ca: ___syscall_newfstatat, + /** @export */ x: ___syscall_openat, + /** @export */ Ba: ___syscall_pipe, + /** @export */ Aa: ___syscall_poll, + /** @export */ za: ___syscall_readlinkat, + /** @export */ ya: ___syscall_recvfrom, + /** @export */ xa: ___syscall_renameat, + /** @export */ O: ___syscall_rmdir, + /** @export */ wa: ___syscall_sendto, + /** @export */ N: ___syscall_socket, + /** @export */ va: ___syscall_stat64, + /** @export */ ua: ___syscall_statfs64, + /** @export */ ta: ___syscall_symlinkat, + /** @export */ D: ___syscall_unlinkat, + /** @export */ sa: ___syscall_utimensat, + /** @export */ na: __abort_js, + /** @export */ ma: __emscripten_lookup_name, + /** @export */ la: __emscripten_memcpy_js, + /** @export */ ka: __emscripten_runtime_keepalive_clear, + /** @export */ ja: __emscripten_throw_longjmp, + /** @export */ X: __gmtime_js, + /** @export */ W: __localtime_js, + /** @export */ V: __mktime_js, + /** @export */ U: __mmap_js, + /** @export */ T: __munmap_js, + /** @export */ K: __setitimer_js, + /** @export */ ia: __tzset_js, + /** @export */ Z: _clock_time_get, + /** @export */ J: _emscripten_date_now, + /** @export */ ha: _emscripten_get_heap_max, + /** @export */ w: _emscripten_get_now, + /** @export */ ga: _emscripten_resize_heap, + /** @export */ I: _emscripten_sleep, + /** @export */ ra: _environ_get, + /** @export */ qa: _environ_sizes_get, + /** @export */ p: _exit, + /** @export */ q: _fd_close, + /** @export */ M: _fd_fdstat_get, + /** @export */ L: _fd_read, + /** @export */ Y: _fd_seek, + /** @export */ pa: _fd_sync, + /** @export */ C: _fd_write, + /** @export */ H: _getaddrinfo, + /** @export */ B: _getnameinfo, + /** @export */ fa: _getprotobyname, + /** @export */ ea: _getprotobynumber, + /** @export */ i: invoke_i, + /** @export */ d: invoke_ii, + /** @export */ b: invoke_iii, + /** @export */ f: invoke_iiii, + /** @export */ g: invoke_iiiii, + /** @export */ r: invoke_iiiiii, + /** @export */ u: invoke_iiiiiii, + /** @export */ v: invoke_iiiiiiii, + /** @export */ A: invoke_iiiiiiiiii, + /** @export */ S: invoke_jii, + /** @export */ e: invoke_v, + /** @export */ a: invoke_vi, + /** @export */ c: invoke_vii, + /** @export */ z: invoke_viidii, + /** @export */ h: invoke_viii, + /** @export */ k: invoke_viiii, + /** @export */ m: invoke_viiiii, + /** @export */ j: invoke_viiiiii, + /** @export */ y: invoke_viiiiiiiii, + /** @export */ G: _js_create_input_device, + /** @export */ da: js_fd_read, + /** @export */ F: _js_open_process, + /** @export */ ba: js_popen_to_file, + /** @export */ aa: _js_process_status, + /** @export */ $: _js_waitpid, + /** @export */ oa: _proc_exit, + /** @export */ R: _strptime, + /** @export */ s: _wasm_close, + /** @export */ t: wasm_poll_socket, + /** @export */ o: _wasm_setsockopt, + }; + + var wasmExports; + + createWasm(); + + var ___wasm_call_ctors = () => (___wasm_call_ctors = wasmExports['Xa'])(); + + var _malloc = (a0) => (_malloc = wasmExports['Za'])(a0); + + var _free = (a0) => (_free = wasmExports['_a'])(a0); + + var _wasm_read = (Module['_wasm_read'] = (a0, a1, a2) => + (_wasm_read = Module['_wasm_read'] = wasmExports['$a'])(a0, a1, a2)); + + var _fflush = (a0) => (_fflush = wasmExports['ab'])(a0); + + var _wasm_popen = (Module['_wasm_popen'] = (a0, a1) => + (_wasm_popen = Module['_wasm_popen'] = wasmExports['bb'])(a0, a1)); + + var _wasm_php_exec = (Module['_wasm_php_exec'] = (a0, a1, a2, a3) => + (_wasm_php_exec = Module['_wasm_php_exec'] = wasmExports['cb'])( + a0, + a1, + a2, + a3 + )); + + var _php_pollfd_for = (Module['_php_pollfd_for'] = (a0, a1, a2) => + (_php_pollfd_for = Module['_php_pollfd_for'] = wasmExports['db'])( + a0, + a1, + a2 + )); + + var _htons = (a0) => (_htons = wasmExports['eb'])(a0); + + var _ntohs = (a0) => (_ntohs = wasmExports['fb'])(a0); + + var _htonl = (a0) => (_htonl = wasmExports['gb'])(a0); + + var _wasm_sleep = (Module['_wasm_sleep'] = (a0) => + (_wasm_sleep = Module['_wasm_sleep'] = wasmExports['hb'])(a0)); + + var ___wrap_select = (Module['___wrap_select'] = (a0, a1, a2, a3, a4) => + (___wrap_select = Module['___wrap_select'] = wasmExports['ib'])( + a0, + a1, + a2, + a3, + a4 + )); + + var _wasm_add_cli_arg = (Module['_wasm_add_cli_arg'] = (a0) => + (_wasm_add_cli_arg = Module['_wasm_add_cli_arg'] = wasmExports['jb'])( + a0 + )); + + var _run_cli = (Module['_run_cli'] = () => + (_run_cli = Module['_run_cli'] = wasmExports['kb'])()); + + var _wasm_set_sapi_name = (Module['_wasm_set_sapi_name'] = (a0) => + (_wasm_set_sapi_name = Module['_wasm_set_sapi_name'] = + wasmExports['lb'])(a0)); + + var _wasm_set_phpini_path = (Module['_wasm_set_phpini_path'] = (a0) => + (_wasm_set_phpini_path = Module['_wasm_set_phpini_path'] = + wasmExports['mb'])(a0)); + + var _wasm_add_SERVER_entry = (Module['_wasm_add_SERVER_entry'] = (a0, a1) => + (_wasm_add_SERVER_entry = Module['_wasm_add_SERVER_entry'] = + wasmExports['nb'])(a0, a1)); + + var _wasm_add_ENV_entry = (Module['_wasm_add_ENV_entry'] = (a0, a1) => + (_wasm_add_ENV_entry = Module['_wasm_add_ENV_entry'] = + wasmExports['ob'])(a0, a1)); + + var _wasm_set_query_string = (Module['_wasm_set_query_string'] = (a0) => + (_wasm_set_query_string = Module['_wasm_set_query_string'] = + wasmExports['pb'])(a0)); + + var _wasm_set_path_translated = (Module['_wasm_set_path_translated'] = ( + a0 + ) => + (_wasm_set_path_translated = Module['_wasm_set_path_translated'] = + wasmExports['qb'])(a0)); -var dynCall_iii = Module["dynCall_iii"] = (a0, a1, a2) => (dynCall_iii = Module["dynCall_iii"] = wasmExports["Sb"])(a0, a1, a2); + var _wasm_set_skip_shebang = (Module['_wasm_set_skip_shebang'] = (a0) => + (_wasm_set_skip_shebang = Module['_wasm_set_skip_shebang'] = + wasmExports['rb'])(a0)); -var dynCall_iiiii = Module["dynCall_iiiii"] = (a0, a1, a2, a3, a4) => (dynCall_iiiii = Module["dynCall_iiiii"] = wasmExports["Tb"])(a0, a1, a2, a3, a4); + var _wasm_set_request_uri = (Module['_wasm_set_request_uri'] = (a0) => + (_wasm_set_request_uri = Module['_wasm_set_request_uri'] = + wasmExports['sb'])(a0)); -var dynCall_iiiiii = Module["dynCall_iiiiii"] = (a0, a1, a2, a3, a4, a5) => (dynCall_iiiiii = Module["dynCall_iiiiii"] = wasmExports["Ub"])(a0, a1, a2, a3, a4, a5); + var _wasm_set_request_method = (Module['_wasm_set_request_method'] = (a0) => + (_wasm_set_request_method = Module['_wasm_set_request_method'] = + wasmExports['tb'])(a0)); -var dynCall_viiii = Module["dynCall_viiii"] = (a0, a1, a2, a3, a4) => (dynCall_viiii = Module["dynCall_viiii"] = wasmExports["Vb"])(a0, a1, a2, a3, a4); - -var dynCall_viii = Module["dynCall_viii"] = (a0, a1, a2, a3) => (dynCall_viii = Module["dynCall_viii"] = wasmExports["Wb"])(a0, a1, a2, a3); - -var dynCall_viiiii = Module["dynCall_viiiii"] = (a0, a1, a2, a3, a4, a5) => (dynCall_viiiii = Module["dynCall_viiiii"] = wasmExports["Xb"])(a0, a1, a2, a3, a4, a5); - -var dynCall_iiiiiii = Module["dynCall_iiiiiii"] = (a0, a1, a2, a3, a4, a5, a6) => (dynCall_iiiiiii = Module["dynCall_iiiiiii"] = wasmExports["Yb"])(a0, a1, a2, a3, a4, a5, a6); - -var dynCall_i = Module["dynCall_i"] = a0 => (dynCall_i = Module["dynCall_i"] = wasmExports["Zb"])(a0); - -var dynCall_v = Module["dynCall_v"] = a0 => (dynCall_v = Module["dynCall_v"] = wasmExports["_b"])(a0); - -var dynCall_viiiiiiiii = Module["dynCall_viiiiiiiii"] = (a0, a1, a2, a3, a4, a5, a6, a7, a8, a9) => (dynCall_viiiiiiiii = Module["dynCall_viiiiiiiii"] = wasmExports["$b"])(a0, a1, a2, a3, a4, a5, a6, a7, a8, a9); - -var dynCall_viiiiii = Module["dynCall_viiiiii"] = (a0, a1, a2, a3, a4, a5, a6) => (dynCall_viiiiii = Module["dynCall_viiiiii"] = wasmExports["ac"])(a0, a1, a2, a3, a4, a5, a6); - -var dynCall_iiiiiiii = Module["dynCall_iiiiiiii"] = (a0, a1, a2, a3, a4, a5, a6, a7) => (dynCall_iiiiiiii = Module["dynCall_iiiiiiii"] = wasmExports["bc"])(a0, a1, a2, a3, a4, a5, a6, a7); - -var dynCall_iiiiiiiiii = Module["dynCall_iiiiiiiiii"] = (a0, a1, a2, a3, a4, a5, a6, a7, a8, a9) => (dynCall_iiiiiiiiii = Module["dynCall_iiiiiiiiii"] = wasmExports["cc"])(a0, a1, a2, a3, a4, a5, a6, a7, a8, a9); - -var dynCall_jii = Module["dynCall_jii"] = (a0, a1, a2) => (dynCall_jii = Module["dynCall_jii"] = wasmExports["dc"])(a0, a1, a2); - -var dynCall_viidii = Module["dynCall_viidii"] = (a0, a1, a2, a3, a4, a5) => (dynCall_viidii = Module["dynCall_viidii"] = wasmExports["ec"])(a0, a1, a2, a3, a4, a5); - -var _asyncify_start_unwind = a0 => (_asyncify_start_unwind = wasmExports["fc"])(a0); - -var _asyncify_stop_unwind = () => (_asyncify_stop_unwind = wasmExports["gc"])(); - -var _asyncify_start_rewind = a0 => (_asyncify_start_rewind = wasmExports["hc"])(a0); - -var _asyncify_stop_rewind = () => (_asyncify_stop_rewind = wasmExports["ic"])(); - -function invoke_vii(index, a1, a2) { - var sp = stackSave(); - try { - dynCall_vii(index, a1, a2); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_iii(index, a1, a2) { - var sp = stackSave(); - try { - return dynCall_iii(index, a1, a2); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_iiiiiii(index, a1, a2, a3, a4, a5, a6) { - var sp = stackSave(); - try { - return dynCall_iiiiiii(index, a1, a2, a3, a4, a5, a6); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_vi(index, a1) { - var sp = stackSave(); - try { - dynCall_vi(index, a1); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_i(index) { - var sp = stackSave(); - try { - return dynCall_i(index); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_v(index) { - var sp = stackSave(); - try { - dynCall_v(index); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_viii(index, a1, a2, a3) { - var sp = stackSave(); - try { - dynCall_viii(index, a1, a2, a3); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_ii(index, a1) { - var sp = stackSave(); - try { - return dynCall_ii(index, a1); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_viiii(index, a1, a2, a3, a4) { - var sp = stackSave(); - try { - dynCall_viiii(index, a1, a2, a3, a4); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_iiiii(index, a1, a2, a3, a4) { - var sp = stackSave(); - try { - return dynCall_iiiii(index, a1, a2, a3, a4); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_iiii(index, a1, a2, a3) { - var sp = stackSave(); - try { - return dynCall_iiii(index, a1, a2, a3); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_viiiiii(index, a1, a2, a3, a4, a5, a6) { - var sp = stackSave(); - try { - dynCall_viiiiii(index, a1, a2, a3, a4, a5, a6); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_viiiii(index, a1, a2, a3, a4, a5) { - var sp = stackSave(); - try { - dynCall_viiiii(index, a1, a2, a3, a4, a5); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_viidii(index, a1, a2, a3, a4, a5) { - var sp = stackSave(); - try { - dynCall_viidii(index, a1, a2, a3, a4, a5); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_iiiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8, a9) { - var sp = stackSave(); - try { - return dynCall_iiiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8, a9); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_iiiiii(index, a1, a2, a3, a4, a5) { - var sp = stackSave(); - try { - return dynCall_iiiiii(index, a1, a2, a3, a4, a5); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_viiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8, a9) { - var sp = stackSave(); - try { - dynCall_viiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8, a9); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_iiiiiiii(index, a1, a2, a3, a4, a5, a6, a7) { - var sp = stackSave(); - try { - return dynCall_iiiiiiii(index, a1, a2, a3, a4, a5, a6, a7); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_jii(index, a1, a2) { - var sp = stackSave(); - try { - return dynCall_jii(index, a1, a2); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -Module["addRunDependency"] = addRunDependency; - -Module["removeRunDependency"] = removeRunDependency; - -Module["wasmExports"] = wasmExports; - -Module["ccall"] = ccall; - -Module["FS_createPreloadedFile"] = FS_createPreloadedFile; - -Module["FS_unlink"] = FS_unlink; - -Module["FS_createPath"] = FS_createPath; - -Module["FS_createDevice"] = FS_createDevice; - -Module["FS_createDataFile"] = FS_createDataFile; - -Module["FS_createLazyFile"] = FS_createLazyFile; - -Module["PROXYFS"] = PROXYFS; - -var calledRun; - -dependenciesFulfilled = function runCaller() { - if (!calledRun) run(); - if (!calledRun) dependenciesFulfilled = runCaller; -}; - -function run() { - if (runDependencies > 0) { - return; - } - preRun(); - if (runDependencies > 0) { - return; - } - function doRun() { - if (calledRun) return; - calledRun = true; - Module["calledRun"] = true; - if (ABORT) return; - initRuntime(); - if (Module["onRuntimeInitialized"]) Module["onRuntimeInitialized"](); - postRun(); - } - if (Module["setStatus"]) { - Module["setStatus"]("Running..."); - setTimeout(function() { - setTimeout(function() { - Module["setStatus"](""); - }, 1); - doRun(); - }, 1); - } else { - doRun(); - } -} - -if (Module["preInit"]) { - if (typeof Module["preInit"] == "function") Module["preInit"] = [ Module["preInit"] ]; - while (Module["preInit"].length > 0) { - Module["preInit"].pop()(); - } -} - -run(); -/** - * Emscripten resolves `localhost` to a random IP address. Let's - * make it always resolve to 127.0.0.1. - */ -DNS.address_map.addrs.localhost = '127.0.0.1'; - -/** - * Debugging Asyncify errors is tricky because the stack trace is lost when the - * error is thrown. This code saves the stack trace in a global variable - * so that it can be inspected later. - */ -PHPLoader.debug = 'debug' in PHPLoader ? PHPLoader.debug : true; -if (PHPLoader.debug && typeof Asyncify !== "undefined") { - const originalHandleSleep = Asyncify.handleSleep; - Asyncify.handleSleep = function (startAsync) { - if (!ABORT) { - Module["lastAsyncifyStackSource"] = new Error(); - } - return originalHandleSleep(startAsync); - } -} - -/** - * Data dependencies call removeRunDependency() when they are loaded. - * The synchronous call stack then continues to run. If an error occurs - * in PHP initialization, e.g. Out Of Memory error, it will not be - * caught by any try/catch. This override propagates the failure to - * PHPLoader.onAbort() so that it can be handled. - */ -const originalRemoveRunDependency = PHPLoader['removeRunDependency']; -PHPLoader['removeRunDependency'] = function (...args) { - try { - originalRemoveRunDependency(...args); - } catch (e) { - PHPLoader['onAbort'](e); - } -} + var _wasm_set_request_host = (Module['_wasm_set_request_host'] = (a0) => + (_wasm_set_request_host = Module['_wasm_set_request_host'] = + wasmExports['ub'])(a0)); -/** - * Other exports live in the Dockerfile in: - * - * * EXPORTED_RUNTIME_METHODS - * * EXPORTED_FUNCTIONS - * - * These exports, however, live in here because: - * - * * Listing them in EXPORTED_RUNTIME_METHODS doesn't actually - * export them. This could be a bug in Emscripten or a consequence of - * that option being deprecated. - * * Listing them in EXPORTED_FUNCTIONS works, but they are overridden - * on every `BasePHP.run()` call. This is a problem because we want to - * spy on these calls in some unit tests. - * - * Therefore, we export them here. - */ -PHPLoader['malloc'] = _malloc; -PHPLoader['free'] = typeof _free === 'function' ? _free : PHPLoader['_wasm_free']; - -return PHPLoader; - -// Close the opening bracket from esm-prefix.js: + var _wasm_set_content_type = (Module['_wasm_set_content_type'] = (a0) => + (_wasm_set_content_type = Module['_wasm_set_content_type'] = + wasmExports['vb'])(a0)); + + var _wasm_set_request_body = (Module['_wasm_set_request_body'] = (a0) => + (_wasm_set_request_body = Module['_wasm_set_request_body'] = + wasmExports['wb'])(a0)); + + var _wasm_set_content_length = (Module['_wasm_set_content_length'] = (a0) => + (_wasm_set_content_length = Module['_wasm_set_content_length'] = + wasmExports['xb'])(a0)); + + var _wasm_set_cookies = (Module['_wasm_set_cookies'] = (a0) => + (_wasm_set_cookies = Module['_wasm_set_cookies'] = wasmExports['yb'])( + a0 + )); + + var _wasm_set_request_port = (Module['_wasm_set_request_port'] = (a0) => + (_wasm_set_request_port = Module['_wasm_set_request_port'] = + wasmExports['zb'])(a0)); + + var _wasm_sapi_request_shutdown = (Module['_wasm_sapi_request_shutdown'] = + () => + (_wasm_sapi_request_shutdown = Module[ + '_wasm_sapi_request_shutdown' + ] = + wasmExports['Ab'])()); + + var _wasm_sapi_handle_request = (Module['_wasm_sapi_handle_request'] = () => + (_wasm_sapi_handle_request = Module['_wasm_sapi_handle_request'] = + wasmExports['Bb'])()); + + var _php_wasm_init = (Module['_php_wasm_init'] = () => + (_php_wasm_init = Module['_php_wasm_init'] = wasmExports['Cb'])()); + + var _wasm_free = (Module['_wasm_free'] = (a0) => + (_wasm_free = Module['_wasm_free'] = wasmExports['Db'])(a0)); + + var ___funcs_on_exit = () => (___funcs_on_exit = wasmExports['Eb'])(); + + var _emscripten_builtin_memalign = (a0, a1) => + (_emscripten_builtin_memalign = wasmExports['Fb'])(a0, a1); + + var __emscripten_timeout = (a0, a1) => + (__emscripten_timeout = wasmExports['Gb'])(a0, a1); + + var _setThrew = (a0, a1) => (_setThrew = wasmExports['Hb'])(a0, a1); + + var __emscripten_tempret_set = (a0) => + (__emscripten_tempret_set = wasmExports['Ib'])(a0); + + var __emscripten_stack_restore = (a0) => + (__emscripten_stack_restore = wasmExports['Jb'])(a0); + + var __emscripten_stack_alloc = (a0) => + (__emscripten_stack_alloc = wasmExports['Kb'])(a0); + + var _emscripten_stack_get_current = () => + (_emscripten_stack_get_current = wasmExports['Lb'])(); + + var dynCall_vi = (Module['dynCall_vi'] = (a0, a1) => + (dynCall_vi = Module['dynCall_vi'] = wasmExports['Mb'])(a0, a1)); + + var dynCall_iiii = (Module['dynCall_iiii'] = (a0, a1, a2, a3) => + (dynCall_iiii = Module['dynCall_iiii'] = wasmExports['Nb'])( + a0, + a1, + a2, + a3 + )); + + var dynCall_ii = (Module['dynCall_ii'] = (a0, a1) => + (dynCall_ii = Module['dynCall_ii'] = wasmExports['Ob'])(a0, a1)); + + var dynCall_vii = (Module['dynCall_vii'] = (a0, a1, a2) => + (dynCall_vii = Module['dynCall_vii'] = wasmExports['Pb'])(a0, a1, a2)); + + var dynCall_iii = (Module['dynCall_iii'] = (a0, a1, a2) => + (dynCall_iii = Module['dynCall_iii'] = wasmExports['Qb'])(a0, a1, a2)); + + var dynCall_iiiii = (Module['dynCall_iiiii'] = (a0, a1, a2, a3, a4) => + (dynCall_iiiii = Module['dynCall_iiiii'] = wasmExports['Rb'])( + a0, + a1, + a2, + a3, + a4 + )); + + var dynCall_iiiiii = (Module['dynCall_iiiiii'] = (a0, a1, a2, a3, a4, a5) => + (dynCall_iiiiii = Module['dynCall_iiiiii'] = wasmExports['Sb'])( + a0, + a1, + a2, + a3, + a4, + a5 + )); + + var dynCall_viiii = (Module['dynCall_viiii'] = (a0, a1, a2, a3, a4) => + (dynCall_viiii = Module['dynCall_viiii'] = wasmExports['Tb'])( + a0, + a1, + a2, + a3, + a4 + )); + + var dynCall_viii = (Module['dynCall_viii'] = (a0, a1, a2, a3) => + (dynCall_viii = Module['dynCall_viii'] = wasmExports['Ub'])( + a0, + a1, + a2, + a3 + )); + + var dynCall_viiiii = (Module['dynCall_viiiii'] = (a0, a1, a2, a3, a4, a5) => + (dynCall_viiiii = Module['dynCall_viiiii'] = wasmExports['Vb'])( + a0, + a1, + a2, + a3, + a4, + a5 + )); + + var dynCall_iiiiiii = (Module['dynCall_iiiiiii'] = ( + a0, + a1, + a2, + a3, + a4, + a5, + a6 + ) => + (dynCall_iiiiiii = Module['dynCall_iiiiiii'] = wasmExports['Wb'])( + a0, + a1, + a2, + a3, + a4, + a5, + a6 + )); + + var dynCall_i = (Module['dynCall_i'] = (a0) => + (dynCall_i = Module['dynCall_i'] = wasmExports['Xb'])(a0)); + + var dynCall_v = (Module['dynCall_v'] = (a0) => + (dynCall_v = Module['dynCall_v'] = wasmExports['Yb'])(a0)); + + var dynCall_viiiiiiiii = (Module['dynCall_viiiiiiiii'] = ( + a0, + a1, + a2, + a3, + a4, + a5, + a6, + a7, + a8, + a9 + ) => + (dynCall_viiiiiiiii = Module['dynCall_viiiiiiiii'] = wasmExports['Zb'])( + a0, + a1, + a2, + a3, + a4, + a5, + a6, + a7, + a8, + a9 + )); + + var dynCall_viiiiii = (Module['dynCall_viiiiii'] = ( + a0, + a1, + a2, + a3, + a4, + a5, + a6 + ) => + (dynCall_viiiiii = Module['dynCall_viiiiii'] = wasmExports['_b'])( + a0, + a1, + a2, + a3, + a4, + a5, + a6 + )); + + var dynCall_iiiiiiii = (Module['dynCall_iiiiiiii'] = ( + a0, + a1, + a2, + a3, + a4, + a5, + a6, + a7 + ) => + (dynCall_iiiiiiii = Module['dynCall_iiiiiiii'] = wasmExports['$b'])( + a0, + a1, + a2, + a3, + a4, + a5, + a6, + a7 + )); + + var dynCall_iiiiiiiiii = (Module['dynCall_iiiiiiiiii'] = ( + a0, + a1, + a2, + a3, + a4, + a5, + a6, + a7, + a8, + a9 + ) => + (dynCall_iiiiiiiiii = Module['dynCall_iiiiiiiiii'] = wasmExports['ac'])( + a0, + a1, + a2, + a3, + a4, + a5, + a6, + a7, + a8, + a9 + )); + + var dynCall_jii = (Module['dynCall_jii'] = (a0, a1, a2) => + (dynCall_jii = Module['dynCall_jii'] = wasmExports['bc'])(a0, a1, a2)); + + var dynCall_viidii = (Module['dynCall_viidii'] = (a0, a1, a2, a3, a4, a5) => + (dynCall_viidii = Module['dynCall_viidii'] = wasmExports['cc'])( + a0, + a1, + a2, + a3, + a4, + a5 + )); + + var _asyncify_start_unwind = (a0) => + (_asyncify_start_unwind = wasmExports['dc'])(a0); + + var _asyncify_stop_unwind = () => + (_asyncify_stop_unwind = wasmExports['ec'])(); + + var _asyncify_start_rewind = (a0) => + (_asyncify_start_rewind = wasmExports['fc'])(a0); + + var _asyncify_stop_rewind = () => + (_asyncify_stop_rewind = wasmExports['gc'])(); + + function invoke_vii(index, a1, a2) { + var sp = stackSave(); + try { + dynCall_vii(index, a1, a2); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_iii(index, a1, a2) { + var sp = stackSave(); + try { + return dynCall_iii(index, a1, a2); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_iiiiiii(index, a1, a2, a3, a4, a5, a6) { + var sp = stackSave(); + try { + return dynCall_iiiiiii(index, a1, a2, a3, a4, a5, a6); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_vi(index, a1) { + var sp = stackSave(); + try { + dynCall_vi(index, a1); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_i(index) { + var sp = stackSave(); + try { + return dynCall_i(index); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_v(index) { + var sp = stackSave(); + try { + dynCall_v(index); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_viii(index, a1, a2, a3) { + var sp = stackSave(); + try { + dynCall_viii(index, a1, a2, a3); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_ii(index, a1) { + var sp = stackSave(); + try { + return dynCall_ii(index, a1); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_viiii(index, a1, a2, a3, a4) { + var sp = stackSave(); + try { + dynCall_viiii(index, a1, a2, a3, a4); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_iiiii(index, a1, a2, a3, a4) { + var sp = stackSave(); + try { + return dynCall_iiiii(index, a1, a2, a3, a4); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_iiii(index, a1, a2, a3) { + var sp = stackSave(); + try { + return dynCall_iiii(index, a1, a2, a3); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_viiiiii(index, a1, a2, a3, a4, a5, a6) { + var sp = stackSave(); + try { + dynCall_viiiiii(index, a1, a2, a3, a4, a5, a6); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_viiiii(index, a1, a2, a3, a4, a5) { + var sp = stackSave(); + try { + dynCall_viiiii(index, a1, a2, a3, a4, a5); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_viidii(index, a1, a2, a3, a4, a5) { + var sp = stackSave(); + try { + dynCall_viidii(index, a1, a2, a3, a4, a5); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_iiiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8, a9) { + var sp = stackSave(); + try { + return dynCall_iiiiiiiiii( + index, + a1, + a2, + a3, + a4, + a5, + a6, + a7, + a8, + a9 + ); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_iiiiii(index, a1, a2, a3, a4, a5) { + var sp = stackSave(); + try { + return dynCall_iiiiii(index, a1, a2, a3, a4, a5); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_viiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8, a9) { + var sp = stackSave(); + try { + dynCall_viiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8, a9); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_iiiiiiii(index, a1, a2, a3, a4, a5, a6, a7) { + var sp = stackSave(); + try { + return dynCall_iiiiiiii(index, a1, a2, a3, a4, a5, a6, a7); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_jii(index, a1, a2) { + var sp = stackSave(); + try { + return dynCall_jii(index, a1, a2); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + // include: postamble.js + // === Auto-generated postamble setup entry stuff === + Module['addRunDependency'] = addRunDependency; + + Module['removeRunDependency'] = removeRunDependency; + + Module['wasmExports'] = wasmExports; + + Module['ccall'] = ccall; + + Module['FS_createPreloadedFile'] = FS_createPreloadedFile; + + Module['FS_unlink'] = FS_unlink; + + Module['FS_createPath'] = FS_createPath; + + Module['FS_createDevice'] = FS_createDevice; + + Module['FS_createDataFile'] = FS_createDataFile; + + Module['FS_createLazyFile'] = FS_createLazyFile; + + Module['PROXYFS'] = PROXYFS; + + var calledRun; + + dependenciesFulfilled = function runCaller() { + // If run has never been called, and we should call run (INVOKE_RUN is true, and Module.noInitialRun is not false) + if (!calledRun) run(); + if (!calledRun) dependenciesFulfilled = runCaller; + }; + + // try this again later, after new deps are fulfilled + function run() { + if (runDependencies > 0) { + return; + } + preRun(); + // a preRun added a dependency, run will be called later + if (runDependencies > 0) { + return; + } + function doRun() { + // run may have just been called through dependencies being fulfilled just in this very frame, + // or while the async setStatus time below was happening + if (calledRun) return; + calledRun = true; + Module['calledRun'] = true; + if (ABORT) return; + initRuntime(); + Module['onRuntimeInitialized']?.(); + postRun(); + } + if (Module['setStatus']) { + Module['setStatus']('Running...'); + setTimeout(() => { + setTimeout(() => Module['setStatus'](''), 1); + doRun(); + }, 1); + } else { + doRun(); + } + } + + if (Module['preInit']) { + if (typeof Module['preInit'] == 'function') + Module['preInit'] = [Module['preInit']]; + while (Module['preInit'].length > 0) { + Module['preInit'].pop()(); + } + } + + run(); + /** + * Emscripten resolves `localhost` to a random IP address. Let's + * make it always resolve to 127.0.0.1. + */ + DNS.address_map.addrs.localhost = '127.0.0.1'; + + /** + * Debugging Asyncify errors is tricky because the stack trace is lost when the + * error is thrown. This code saves the stack trace in a global variable + * so that it can be inspected later. + */ + PHPLoader.debug = 'debug' in PHPLoader ? PHPLoader.debug : true; + if (PHPLoader.debug && typeof Asyncify !== 'undefined') { + const originalHandleSleep = Asyncify.handleSleep; + Asyncify.handleSleep = function (startAsync) { + if (!ABORT) { + Module['lastAsyncifyStackSource'] = new Error(); + } + return originalHandleSleep(startAsync); + }; + } + + /** + * Data dependencies call removeRunDependency() when they are loaded. + * The synchronous call stack then continues to run. If an error occurs + * in PHP initialization, e.g. Out Of Memory error, it will not be + * caught by any try/catch. This override propagates the failure to + * PHPLoader.onAbort() so that it can be handled. + */ + const originalRemoveRunDependency = PHPLoader['removeRunDependency']; + PHPLoader['removeRunDependency'] = function (...args) { + try { + originalRemoveRunDependency(...args); + } catch (e) { + PHPLoader['onAbort'](e); + } + }; + + /** + * Other exports live in the Dockerfile in: + * + * * EXPORTED_RUNTIME_METHODS + * * EXPORTED_FUNCTIONS + * + * These exports, however, live in here because: + * + * * Listing them in EXPORTED_RUNTIME_METHODS doesn't actually + * export them. This could be a bug in Emscripten or a consequence of + * that option being deprecated. + * * Listing them in EXPORTED_FUNCTIONS works, but they are overridden + * on every `BasePHP.run()` call. This is a problem because we want to + * spy on these calls in some unit tests. + * + * Therefore, we export them here. + */ + PHPLoader['malloc'] = _malloc; + PHPLoader['free'] = + typeof _free === 'function' ? _free : PHPLoader['_wasm_free']; + + return PHPLoader; + + // Close the opening bracket from esm-prefix.js: } diff --git a/packages/php-wasm/node/asyncify/php_7_4.js b/packages/php-wasm/node/asyncify/php_7_4.js index 91a4ad6169..94e8882ee8 100644 --- a/packages/php-wasm/node/asyncify/php_7_4.js +++ b/packages/php-wasm/node/asyncify/php_7_4.js @@ -1,6622 +1,8200 @@ -const dependencyFilename = __dirname + '/7_4_33/php_7_4.wasm'; -export { dependencyFilename }; -export const dependenciesTotalSize = 14955932; +const dependencyFilename = __dirname + '/7_4_33/php_7_4.wasm'; +export { dependencyFilename }; +export const dependenciesTotalSize = 15310688; export function init(RuntimeName, PHPLoader) { - /** - * Overrides Emscripten's default ExitStatus object which gets - * thrown on failure. Unfortunately, the default object is not - * a subclass of Error and does not provide any stack trace. - * - * This is a deliberate behavior on Emscripten's end to prevent - * memory leaks after the program exits. See: - * - * https://github.com/emscripten-core/emscripten/pull/9108 - * - * In case of WordPress Playground, the worker in which the PHP - * runs will typically exit after the PHP program finishes, so - * we don't have to worry about memory leaks. - * - * As for assigning to a previously undeclared ExitStatus variable here, - * the Emscripten module declares `ExitStatus` as `function ExitStatus` - * which means it gets hoisted to the top of the scope and can be - * reassigned here – before the actual declaration is reached. - * - * If that sounds weird, try this example: - * - * ExitStatus = () => { console.log("reassigned"); } - * function ExitStatus() {} - * ExitStatus(); - * // logs "reassigned" - */ - ExitStatus = class PHPExitStatus extends Error { - constructor(status) { - super(status); - this.name = "ExitStatus"; - this.message = "Program terminated with exit(" + status + ")"; - this.status = status; - } - } - - // The rest of the code comes from the built php.js file and esm-suffix.js -var Module = typeof PHPLoader != "undefined" ? PHPLoader : {}; - -var ENVIRONMENT_IS_WORKER=RuntimeName==="WORKER"; - -var ENVIRONMENT_IS_NODE=RuntimeName==="NODE"; - -if (ENVIRONMENT_IS_NODE) {} - -var moduleOverrides = Object.assign({}, Module); - -var arguments_ = []; - -var thisProgram = "./this.program"; - -var quit_ = (status, toThrow) => { - throw toThrow; -}; - -var scriptDirectory = ""; - -function locateFile(path) { - if (Module["locateFile"]) { - return Module["locateFile"](path, scriptDirectory); - } - return scriptDirectory + path; -} - -var read_, readAsync, readBinary; - -if (ENVIRONMENT_IS_NODE) { - var fs = require("fs"); - var nodePath = require("path"); - scriptDirectory = __dirname + "/"; - read_ = (filename, binary) => { - filename = isFileURI(filename) ? new URL(filename) : nodePath.normalize(filename); - return fs.readFileSync(filename, binary ? undefined : "utf8"); - }; - readBinary = filename => { - var ret = read_(filename, true); - if (!ret.buffer) { - ret = new Uint8Array(ret); - } - return ret; - }; - readAsync = (filename, onload, onerror, binary = true) => { - filename = isFileURI(filename) ? new URL(filename) : nodePath.normalize(filename); - fs.readFile(filename, binary ? undefined : "utf8", (err, data) => { - if (err) onerror(err); else onload(binary ? data.buffer : data); - }); - }; - if (!Module["thisProgram"] && process.argv.length > 1) { - thisProgram = process.argv[1].replace(/\\/g, "/"); - } - arguments_ = process.argv.slice(2); - if (typeof module != "undefined") { - module["exports"] = Module; - } - quit_ = (status, toThrow) => { - process.exitCode = status; - throw toThrow; - }; -} else {} - -var out = Module["print"] || console.log.bind(console); - -var err = Module["printErr"] || console.error.bind(console); - -Object.assign(Module, moduleOverrides); - -moduleOverrides = null; - -if (Module["arguments"]) arguments_ = Module["arguments"]; - -if (Module["thisProgram"]) thisProgram = Module["thisProgram"]; - -if (Module["quit"]) quit_ = Module["quit"]; - -var wasmBinary; - -if (Module["wasmBinary"]) wasmBinary = Module["wasmBinary"]; - -var wasmMemory; - -var ABORT = false; - -var EXITSTATUS; - -/** @type {function(*, string=)} */ function assert(condition, text) { - if (!condition) { - abort(text); - } -} - -var /** @type {!Int8Array} */ HEAP8, /** @type {!Uint8Array} */ HEAPU8, /** @type {!Int16Array} */ HEAP16, /** @type {!Uint16Array} */ HEAPU16, /** @type {!Int32Array} */ HEAP32, /** @type {!Uint32Array} */ HEAPU32, /** @type {!Float32Array} */ HEAPF32, /** @type {!Float64Array} */ HEAPF64; - -function updateMemoryViews() { - var b = wasmMemory.buffer; - Module["HEAP8"] = HEAP8 = new Int8Array(b); - Module["HEAP16"] = HEAP16 = new Int16Array(b); - Module["HEAPU8"] = HEAPU8 = new Uint8Array(b); - Module["HEAPU16"] = HEAPU16 = new Uint16Array(b); - Module["HEAP32"] = HEAP32 = new Int32Array(b); - Module["HEAPU32"] = HEAPU32 = new Uint32Array(b); - Module["HEAPF32"] = HEAPF32 = new Float32Array(b); - Module["HEAPF64"] = HEAPF64 = new Float64Array(b); -} - -var __ATPRERUN__ = []; - -var __ATINIT__ = []; - -var __ATEXIT__ = []; - -var __ATPOSTRUN__ = []; - -var runtimeInitialized = false; - -var runtimeExited = false; - -function preRun() { - if (Module["preRun"]) { - if (typeof Module["preRun"] == "function") Module["preRun"] = [ Module["preRun"] ]; - while (Module["preRun"].length) { - addOnPreRun(Module["preRun"].shift()); - } - } - callRuntimeCallbacks(__ATPRERUN__); -} - -function initRuntime() { - runtimeInitialized = true; - SOCKFS.root = FS.mount(SOCKFS, {}, null); - if (!Module["noFSInit"] && !FS.init.initialized) FS.init(); - FS.ignorePermissions = false; - TTY.init(); - PIPEFS.root = FS.mount(PIPEFS, {}, null); - callRuntimeCallbacks(__ATINIT__); -} - -function exitRuntime() { - ___funcs_on_exit(); - callRuntimeCallbacks(__ATEXIT__); - FS.quit(); - TTY.shutdown(); - runtimeExited = true; -} - -function postRun() { - if (Module["postRun"]) { - if (typeof Module["postRun"] == "function") Module["postRun"] = [ Module["postRun"] ]; - while (Module["postRun"].length) { - addOnPostRun(Module["postRun"].shift()); - } - } - callRuntimeCallbacks(__ATPOSTRUN__); -} - -function addOnPreRun(cb) { - __ATPRERUN__.unshift(cb); -} - -function addOnInit(cb) { - __ATINIT__.unshift(cb); -} - -function addOnPostRun(cb) { - __ATPOSTRUN__.unshift(cb); -} - -var runDependencies = 0; - -var runDependencyWatcher = null; - -var dependenciesFulfilled = null; - -function getUniqueRunDependency(id) { - return id; -} - -function addRunDependency(id) { - runDependencies++; - Module["monitorRunDependencies"]?.(runDependencies); -} - -function removeRunDependency(id) { - runDependencies--; - Module["monitorRunDependencies"]?.(runDependencies); - if (runDependencies == 0) { - if (runDependencyWatcher !== null) { - clearInterval(runDependencyWatcher); - runDependencyWatcher = null; - } - if (dependenciesFulfilled) { - var callback = dependenciesFulfilled; - dependenciesFulfilled = null; - callback(); - } - } -} - -/** @param {string|number=} what */ function abort(what) { - Module["onAbort"]?.(what); - what = "Aborted(" + what + ")"; - err(what); - ABORT = true; - EXITSTATUS = 1; - what += ". Build with -sASSERTIONS for more info."; - /** @suppress {checkTypes} */ var e = new WebAssembly.RuntimeError(what); - throw e; -} - -var dataURIPrefix = "data:application/octet-stream;base64,"; - -/** - * Indicates whether filename is a base64 data URI. - * @noinline - */ var isDataURI = filename => filename.startsWith(dataURIPrefix); - -/** - * Indicates whether filename is delivered via file protocol (as opposed to http/https) - * @noinline - */ var isFileURI = filename => filename.startsWith("file://"); - -function findWasmBinary() { - var f = dependencyFilename; - if (!isDataURI(f)) { - return locateFile(f); - } - return f; -} - -var wasmBinaryFile; - -function getBinarySync(file) { - if (file == wasmBinaryFile && wasmBinary) { - return new Uint8Array(wasmBinary); - } - if (readBinary) { - return readBinary(file); - } - throw "both async and sync fetching of the wasm failed"; -} - -function getBinaryPromise(binaryFile) { - if (!wasmBinary) { - return new Promise((resolve, reject) => { - readAsync(binaryFile, response => resolve(new Uint8Array(/** @type{!ArrayBuffer} */ (response))), error => { - try { - resolve(getBinarySync(binaryFile)); - } catch (e) { - reject(e); - } - }); - }); - } - return Promise.resolve().then(() => getBinarySync(binaryFile)); -} - -function instantiateArrayBuffer(binaryFile, imports, receiver) { - return getBinaryPromise(binaryFile).then(binary => WebAssembly.instantiate(binary, imports)).then(receiver, reason => { - err(`failed to asynchronously prepare wasm: ${reason}`); - abort(reason); - }); -} - -function instantiateAsync(binary, binaryFile, imports, callback) { - if (!binary && typeof WebAssembly.instantiateStreaming == "function" && !isDataURI(binaryFile) && !ENVIRONMENT_IS_NODE && typeof fetch == "function") { - return fetch(binaryFile, { - credentials: "same-origin" - }).then(response => { - /** @suppress {checkTypes} */ var result = WebAssembly.instantiateStreaming(response, imports); - return result.then(callback, function(reason) { - err(`wasm streaming compile failed: ${reason}`); - err("falling back to ArrayBuffer instantiation"); - return instantiateArrayBuffer(binaryFile, imports, callback); - }); - }); - } - return instantiateArrayBuffer(binaryFile, imports, callback); -} - -function getWasmImports() { - return { - "a": wasmImports - }; -} - -function createWasm() { - var info = getWasmImports(); - /** @param {WebAssembly.Module=} module*/ function receiveInstance(instance, module) { - wasmExports = instance.exports; - wasmExports = Asyncify.instrumentWasmExports(wasmExports); - Module["wasmExports"] = wasmExports; - wasmMemory = wasmExports["bb"]; - updateMemoryViews(); - wasmTable = wasmExports["eb"]; - addOnInit(wasmExports["cb"]); - removeRunDependency("wasm-instantiate"); - return wasmExports; - } - addRunDependency("wasm-instantiate"); - function receiveInstantiationResult(result) { - receiveInstance(result["instance"]); - } - if (Module["instantiateWasm"]) { - try { - return Module["instantiateWasm"](info, receiveInstance); - } catch (e) { - err(`Module.instantiateWasm callback failed with error: ${e}`); - return false; - } - } - if (!wasmBinaryFile) wasmBinaryFile = findWasmBinary(); - instantiateAsync(wasmBinary, wasmBinaryFile, info, receiveInstantiationResult); - return {}; -} - -var tempDouble; - -var tempI64; - -function js_popen_to_file(command, mode, exitCodePtr) { - const returnCallback = resolver => Asyncify.handleSleep(resolver); - if (!command) return 1; - const cmdstr = UTF8ToString(command); - if (!cmdstr.length) return 0; - const modestr = UTF8ToString(mode); - if (!modestr.length) return 0; - if (modestr === "w") { - console.error('popen($cmd, "w") is not implemented yet'); - } - return returnCallback(async wakeUp => { - let cp; - try { - cp = PHPWASM.spawnProcess(cmdstr, []); - if (cp instanceof Promise) { - cp = await cp; - } - } catch (e) { - console.error(e); - if (e.code === "SPAWN_UNSUPPORTED") { - return 1; - } - throw e; - } - const outByteArrays = []; - cp.stdout.on("data", function(data) { - outByteArrays.push(data); - }); - const outputPath = "/tmp/popen_output"; - cp.on("exit", function(exitCode) { - const outBytes = new Uint8Array(outByteArrays.reduce((acc, curr) => acc + curr.length, 0)); - let offset = 0; - for (const byteArray of outByteArrays) { - outBytes.set(byteArray, offset); - offset += byteArray.length; - } - FS.writeFile(outputPath, outBytes); - HEAPU8[exitCodePtr] = exitCode; - wakeUp(allocateUTF8OnStack(outputPath)); - }); - }); -} - -function wasm_poll_socket(socketd, events, timeout) { - const returnCallback = resolver => Asyncify.handleSleep(resolver); - const POLLIN = 1; - const POLLPRI = 2; - const POLLOUT = 4; - const POLLERR = 8; - const POLLHUP = 16; - const POLLNVAL = 32; - return returnCallback(wakeUp => { - const polls = []; - if (socketd in PHPWASM.child_proc_by_fd) { - const procInfo = PHPWASM.child_proc_by_fd[socketd]; - if (procInfo.exited) { - wakeUp(0); - return; - } - polls.push(PHPWASM.awaitEvent(procInfo.stdout, "data")); - } else if (FS.isSocket(FS.getStream(socketd)?.node.mode)) { - const sock = getSocketFromFD(socketd); - if (!sock) { - wakeUp(0); - return; - } - const lookingFor = new Set; - if (events & POLLIN || events & POLLPRI) { - if (sock.server) { - for (const client of sock.pending) { - if ((client.recv_queue || []).length > 0) { - wakeUp(1); - return; - } - } - } else if ((sock.recv_queue || []).length > 0) { - wakeUp(1); - return; - } - } - const webSockets = PHPWASM.getAllWebSockets(sock); - if (!webSockets.length) { - wakeUp(0); - return; - } - for (const ws of webSockets) { - if (events & POLLIN || events & POLLPRI) { - polls.push(PHPWASM.awaitData(ws)); - lookingFor.add("POLLIN"); - } - if (events & POLLOUT) { - polls.push(PHPWASM.awaitConnection(ws)); - lookingFor.add("POLLOUT"); - } - if (events & POLLHUP) { - polls.push(PHPWASM.awaitClose(ws)); - lookingFor.add("POLLHUP"); - } - if (events & POLLERR || events & POLLNVAL) { - polls.push(PHPWASM.awaitError(ws)); - lookingFor.add("POLLERR"); - } - } - } else { - setTimeout(function() { - wakeUp(1); - }, timeout); - return; - } - if (polls.length === 0) { - console.warn("Unsupported poll event " + events + ", defaulting to setTimeout()."); - setTimeout(function() { - wakeUp(0); - }, timeout); - return; - } - const promises = polls.map(([promise]) => promise); - const clearPolling = () => polls.forEach(([, clear]) => clear()); - let awaken = false; - let timeoutId; - Promise.race(promises).then(function(results) { - if (!awaken) { - awaken = true; - wakeUp(1); - if (timeoutId) { - clearTimeout(timeoutId); - } - clearPolling(); - } - }); - if (timeout !== -1) { - timeoutId = setTimeout(function() { - if (!awaken) { - awaken = true; - wakeUp(0); - clearPolling(); - } - }, timeout); - } - }); -} - -function js_fd_read(fd, iov, iovcnt, pnum) { - const returnCallback = resolver => Asyncify.handleSleep(resolver); - if (Asyncify?.State?.Normal === undefined || Asyncify?.state === Asyncify?.State?.Normal) { - var returnCode; - var stream; - let num = 0; - try { - stream = SYSCALLS.getStreamFromFD(fd); - const num = doReadv(stream, iov, iovcnt); - HEAPU32[pnum >> 2] = num; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) { - throw e; - } - if (e.errno !== 6 || !(stream?.fd in PHPWASM.child_proc_by_fd)) { - HEAPU32[pnum >> 2] = 0; - return returnCode; - } - } - } - return returnCallback(wakeUp => { - var retries = 0; - var interval = 50; - var timeout = 5e3; - var maxRetries = timeout / interval; - function poll() { - var returnCode; - var stream; - let num; - try { - stream = SYSCALLS.getStreamFromFD(fd); - num = doReadv(stream, iov, iovcnt); - returnCode = 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) { - console.error(e); - throw e; - } - returnCode = e.errno; - } - const success = returnCode === 0; - const failure = (++retries > maxRetries || !(fd in PHPWASM.child_proc_by_fd) || PHPWASM.child_proc_by_fd[fd]?.exited || FS.isClosed(stream)); - if (success) { - HEAPU32[pnum >> 2] = num; - wakeUp(0); - } else if (failure) { - HEAPU32[pnum >> 2] = 0; - wakeUp(returnCode === 6 ? 0 : returnCode); - } else { - setTimeout(poll, interval); - } - } - poll(); - }); -} - -function __asyncjs__js_module_onMessage(data, response_buffer) { - return Asyncify.handleAsync(async () => { - if (Module["onMessage"]) { - const dataStr = UTF8ToString(data); - return Module["onMessage"](dataStr).then(response => { - const responseBytes = typeof response === "string" ? (new TextEncoder).encode(response) : response; - const responseSize = responseBytes.byteLength; - const responsePtr = _malloc(responseSize + 1); - HEAPU8.set(responseBytes, responsePtr); - HEAPU8[responsePtr + responseSize] = 0; - HEAPU8[response_buffer] = responsePtr; - HEAPU8[response_buffer + 1] = responsePtr >> 8; - HEAPU8[response_buffer + 2] = responsePtr >> 16; - HEAPU8[response_buffer + 3] = responsePtr >> 24; - return responseSize; - }).catch(e => { - console.error(e); - return -1; - }); - } - }); -} - -/** @constructor */ function ExitStatus(status) { - this.name = "ExitStatus"; - this.message = `Program terminated with exit(${status})`; - this.status = status; -} - -var callRuntimeCallbacks = callbacks => { - while (callbacks.length > 0) { - callbacks.shift()(Module); - } -}; - -var noExitRuntime = Module["noExitRuntime"] || false; - -var stackRestore = val => __emscripten_stack_restore(val); - -var stackSave = () => _emscripten_stack_get_current(); - -/** @type {function(...*):?} */ function _SharpYuvConvert() { - abort("missing function: SharpYuvConvert"); -} - -_SharpYuvConvert.stub = true; - -/** @type {function(...*):?} */ function _SharpYuvGetConversionMatrix() { - abort("missing function: SharpYuvGetConversionMatrix"); -} - -_SharpYuvGetConversionMatrix.stub = true; - -/** @type {function(...*):?} */ function _SharpYuvInit() { - abort("missing function: SharpYuvInit"); -} - -_SharpYuvInit.stub = true; - -var UTF8Decoder = typeof TextDecoder != "undefined" ? new TextDecoder("utf8") : undefined; - -/** - * Given a pointer 'idx' to a null-terminated UTF8-encoded string in the given - * array that contains uint8 values, returns a copy of that string as a - * Javascript String object. - * heapOrArray is either a regular array, or a JavaScript typed array view. - * @param {number} idx - * @param {number=} maxBytesToRead - * @return {string} - */ var UTF8ArrayToString = (heapOrArray, idx, maxBytesToRead) => { - var endIdx = idx + maxBytesToRead; - var endPtr = idx; - while (heapOrArray[endPtr] && !(endPtr >= endIdx)) ++endPtr; - if (endPtr - idx > 16 && heapOrArray.buffer && UTF8Decoder) { - return UTF8Decoder.decode(heapOrArray.subarray(idx, endPtr)); - } - var str = ""; - while (idx < endPtr) { - var u0 = heapOrArray[idx++]; - if (!(u0 & 128)) { - str += String.fromCharCode(u0); - continue; - } - var u1 = heapOrArray[idx++] & 63; - if ((u0 & 224) == 192) { - str += String.fromCharCode(((u0 & 31) << 6) | u1); - continue; - } - var u2 = heapOrArray[idx++] & 63; - if ((u0 & 240) == 224) { - u0 = ((u0 & 15) << 12) | (u1 << 6) | u2; - } else { - u0 = ((u0 & 7) << 18) | (u1 << 12) | (u2 << 6) | (heapOrArray[idx++] & 63); - } - if (u0 < 65536) { - str += String.fromCharCode(u0); - } else { - var ch = u0 - 65536; - str += String.fromCharCode(55296 | (ch >> 10), 56320 | (ch & 1023)); - } - } - return str; -}; - -/** - * Given a pointer 'ptr' to a null-terminated UTF8-encoded string in the - * emscripten HEAP, returns a copy of that string as a Javascript String object. - * - * @param {number} ptr - * @param {number=} maxBytesToRead - An optional length that specifies the - * maximum number of bytes to read. You can omit this parameter to scan the - * string until the first 0 byte. If maxBytesToRead is passed, and the string - * at [ptr, ptr+maxBytesToReadr[ contains a null byte in the middle, then the - * string will cut short at that byte index (i.e. maxBytesToRead will not - * produce a string of exact length [ptr, ptr+maxBytesToRead[) N.B. mixing - * frequent uses of UTF8ToString() with and without maxBytesToRead may throw - * JS JIT optimizations off, so it is worth to consider consistently using one - * @return {string} - */ var UTF8ToString = (ptr, maxBytesToRead) => ptr ? UTF8ArrayToString(HEAPU8, ptr, maxBytesToRead) : ""; - -Module["UTF8ToString"] = UTF8ToString; - -var ___assert_fail = (condition, filename, line, func) => { - abort(`Assertion failed: ${UTF8ToString(condition)}, at: ` + [ filename ? UTF8ToString(filename) : "unknown filename", line, func ? UTF8ToString(func) : "unknown function" ]); -}; - -var ___call_sighandler = (fp, sig) => (a1 => dynCall_vi(fp, a1))(sig); - -var initRandomFill = () => { - if (typeof crypto == "object" && typeof crypto["getRandomValues"] == "function") { - return view => crypto.getRandomValues(view); - } else if (ENVIRONMENT_IS_NODE) { - try { - var crypto_module = require("crypto"); - var randomFillSync = crypto_module["randomFillSync"]; - if (randomFillSync) { - return view => crypto_module["randomFillSync"](view); - } - var randomBytes = crypto_module["randomBytes"]; - return view => (view.set(randomBytes(view.byteLength)), view); - } catch (e) {} - } - abort("initRandomDevice"); -}; - -var randomFill = view => (randomFill = initRandomFill())(view); - -var PATH = { - isAbs: path => path.charAt(0) === "/", - splitPath: filename => { - var splitPathRe = /^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/; - return splitPathRe.exec(filename).slice(1); - }, - normalizeArray: (parts, allowAboveRoot) => { - var up = 0; - for (var i = parts.length - 1; i >= 0; i--) { - var last = parts[i]; - if (last === ".") { - parts.splice(i, 1); - } else if (last === "..") { - parts.splice(i, 1); - up++; - } else if (up) { - parts.splice(i, 1); - up--; - } - } - if (allowAboveRoot) { - for (;up; up--) { - parts.unshift(".."); - } - } - return parts; - }, - normalize: path => { - var isAbsolute = PATH.isAbs(path), trailingSlash = path.substr(-1) === "/"; - path = PATH.normalizeArray(path.split("/").filter(p => !!p), !isAbsolute).join("/"); - if (!path && !isAbsolute) { - path = "."; - } - if (path && trailingSlash) { - path += "/"; - } - return (isAbsolute ? "/" : "") + path; - }, - dirname: path => { - var result = PATH.splitPath(path), root = result[0], dir = result[1]; - if (!root && !dir) { - return "."; - } - if (dir) { - dir = dir.substr(0, dir.length - 1); - } - return root + dir; - }, - basename: path => { - if (path === "/") return "/"; - path = PATH.normalize(path); - path = path.replace(/\/$/, ""); - var lastSlash = path.lastIndexOf("/"); - if (lastSlash === -1) return path; - return path.substr(lastSlash + 1); - }, - join: (...paths) => PATH.normalize(paths.join("/")), - join2: (l, r) => PATH.normalize(l + "/" + r) -}; - -var PATH_FS = { - resolve: (...args) => { - var resolvedPath = "", resolvedAbsolute = false; - for (var i = args.length - 1; i >= -1 && !resolvedAbsolute; i--) { - var path = (i >= 0) ? args[i] : FS.cwd(); - if (typeof path != "string") { - throw new TypeError("Arguments to path.resolve must be strings"); - } else if (!path) { - return ""; - } - resolvedPath = path + "/" + resolvedPath; - resolvedAbsolute = PATH.isAbs(path); - } - resolvedPath = PATH.normalizeArray(resolvedPath.split("/").filter(p => !!p), !resolvedAbsolute).join("/"); - return ((resolvedAbsolute ? "/" : "") + resolvedPath) || "."; - }, - relative: (from, to) => { - from = PATH_FS.resolve(from).substr(1); - to = PATH_FS.resolve(to).substr(1); - function trim(arr) { - var start = 0; - for (;start < arr.length; start++) { - if (arr[start] !== "") break; - } - var end = arr.length - 1; - for (;end >= 0; end--) { - if (arr[end] !== "") break; - } - if (start > end) return []; - return arr.slice(start, end - start + 1); - } - var fromParts = trim(from.split("/")); - var toParts = trim(to.split("/")); - var length = Math.min(fromParts.length, toParts.length); - var samePartsLength = length; - for (var i = 0; i < length; i++) { - if (fromParts[i] !== toParts[i]) { - samePartsLength = i; - break; - } - } - var outputParts = []; - for (var i = samePartsLength; i < fromParts.length; i++) { - outputParts.push(".."); - } - outputParts = outputParts.concat(toParts.slice(samePartsLength)); - return outputParts.join("/"); - } -}; - -var FS_stdin_getChar_buffer = []; - -var lengthBytesUTF8 = str => { - var len = 0; - for (var i = 0; i < str.length; ++i) { - var c = str.charCodeAt(i); - if (c <= 127) { - len++; - } else if (c <= 2047) { - len += 2; - } else if (c >= 55296 && c <= 57343) { - len += 4; - ++i; - } else { - len += 3; - } - } - return len; -}; - -Module["lengthBytesUTF8"] = lengthBytesUTF8; - -var stringToUTF8Array = (str, heap, outIdx, maxBytesToWrite) => { - if (!(maxBytesToWrite > 0)) return 0; - var startIdx = outIdx; - var endIdx = outIdx + maxBytesToWrite - 1; - for (var i = 0; i < str.length; ++i) { - var u = str.charCodeAt(i); - if (u >= 55296 && u <= 57343) { - var u1 = str.charCodeAt(++i); - u = 65536 + ((u & 1023) << 10) | (u1 & 1023); - } - if (u <= 127) { - if (outIdx >= endIdx) break; - heap[outIdx++] = u; - } else if (u <= 2047) { - if (outIdx + 1 >= endIdx) break; - heap[outIdx++] = 192 | (u >> 6); - heap[outIdx++] = 128 | (u & 63); - } else if (u <= 65535) { - if (outIdx + 2 >= endIdx) break; - heap[outIdx++] = 224 | (u >> 12); - heap[outIdx++] = 128 | ((u >> 6) & 63); - heap[outIdx++] = 128 | (u & 63); - } else { - if (outIdx + 3 >= endIdx) break; - heap[outIdx++] = 240 | (u >> 18); - heap[outIdx++] = 128 | ((u >> 12) & 63); - heap[outIdx++] = 128 | ((u >> 6) & 63); - heap[outIdx++] = 128 | (u & 63); - } - } - heap[outIdx] = 0; - return outIdx - startIdx; -}; - -/** @type {function(string, boolean=, number=)} */ function intArrayFromString(stringy, dontAddNull, length) { - var len = length > 0 ? length : lengthBytesUTF8(stringy) + 1; - var u8array = new Array(len); - var numBytesWritten = stringToUTF8Array(stringy, u8array, 0, u8array.length); - if (dontAddNull) u8array.length = numBytesWritten; - return u8array; -} - -var FS_stdin_getChar = () => { - if (!FS_stdin_getChar_buffer.length) { - var result = null; - if (ENVIRONMENT_IS_NODE) { - var BUFSIZE = 256; - var buf = Buffer.alloc(BUFSIZE); - var bytesRead = 0; - /** @suppress {missingProperties} */ var fd = process.stdin.fd; - try { - bytesRead = fs.readSync(fd, buf, 0, BUFSIZE); - } catch (e) { - if (e.toString().includes("EOF")) bytesRead = 0; else throw e; - } - if (bytesRead > 0) { - result = buf.slice(0, bytesRead).toString("utf-8"); - } - } else {} - if (!result) { - return null; - } - FS_stdin_getChar_buffer = intArrayFromString(result, true); - } - return FS_stdin_getChar_buffer.shift(); -}; - -var TTY = { - ttys: [], - init() {}, - shutdown() {}, - register(dev, ops) { - TTY.ttys[dev] = { - input: [], - output: [], - ops: ops - }; - FS.registerDevice(dev, TTY.stream_ops); - }, - stream_ops: { - open(stream) { - var tty = TTY.ttys[stream.node.rdev]; - if (!tty) { - throw new FS.ErrnoError(43); - } - stream.tty = tty; - stream.seekable = false; - }, - close(stream) { - stream.tty.ops.fsync(stream.tty); - }, - fsync(stream) { - stream.tty.ops.fsync(stream.tty); - }, - read(stream, buffer, offset, length, pos) { - /* ignored */ if (!stream.tty || !stream.tty.ops.get_char) { - throw new FS.ErrnoError(60); - } - var bytesRead = 0; - for (var i = 0; i < length; i++) { - var result; - try { - result = stream.tty.ops.get_char(stream.tty); - } catch (e) { - throw new FS.ErrnoError(29); - } - if (result === undefined && bytesRead === 0) { - throw new FS.ErrnoError(6); - } - if (result === null || result === undefined) break; - bytesRead++; - buffer[offset + i] = result; - } - if (bytesRead) { - stream.node.timestamp = Date.now(); - } - return bytesRead; - }, - write(stream, buffer, offset, length, pos) { - if (!stream.tty || !stream.tty.ops.put_char) { - throw new FS.ErrnoError(60); - } - try { - for (var i = 0; i < length; i++) { - stream.tty.ops.put_char(stream.tty, buffer[offset + i]); - } - } catch (e) { - throw new FS.ErrnoError(29); - } - if (length) { - stream.node.timestamp = Date.now(); - } - return i; - } - }, - default_tty_ops: { - get_char(tty) { - return FS_stdin_getChar(); - }, - put_char(tty, val) { - if (val === null || val === 10) { - out(UTF8ArrayToString(tty.output, 0)); - tty.output = []; - } else { - if (val != 0) tty.output.push(val); - } - }, - fsync(tty) { - if (tty.output && tty.output.length > 0) { - out(UTF8ArrayToString(tty.output, 0)); - tty.output = []; - } - }, - ioctl_tcgets(tty) { - return { - c_iflag: 25856, - c_oflag: 5, - c_cflag: 191, - c_lflag: 35387, - c_cc: [ 3, 28, 127, 21, 4, 0, 1, 0, 17, 19, 26, 0, 18, 15, 23, 22, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 ] - }; - }, - ioctl_tcsets(tty, optional_actions, data) { - return 0; - }, - ioctl_tiocgwinsz(tty) { - return [ 24, 80 ]; - } - }, - default_tty1_ops: { - put_char(tty, val) { - if (val === null || val === 10) { - err(UTF8ArrayToString(tty.output, 0)); - tty.output = []; - } else { - if (val != 0) tty.output.push(val); - } - }, - fsync(tty) { - if (tty.output && tty.output.length > 0) { - err(UTF8ArrayToString(tty.output, 0)); - tty.output = []; - } - } - } -}; - -var zeroMemory = (address, size) => { - HEAPU8.fill(0, address, address + size); - return address; -}; - -var alignMemory = (size, alignment) => Math.ceil(size / alignment) * alignment; - -var mmapAlloc = size => { - size = alignMemory(size, 65536); - var ptr = _emscripten_builtin_memalign(65536, size); - if (!ptr) return 0; - return zeroMemory(ptr, size); -}; - -var MEMFS = { - ops_table: null, - mount(mount) { - return MEMFS.createNode(null, "/", 16384 | 511, /* 0777 */ 0); - }, - createNode(parent, name, mode, dev) { - if (FS.isBlkdev(mode) || FS.isFIFO(mode)) { - throw new FS.ErrnoError(63); - } - MEMFS.ops_table ||= { - dir: { - node: { - getattr: MEMFS.node_ops.getattr, - setattr: MEMFS.node_ops.setattr, - lookup: MEMFS.node_ops.lookup, - mknod: MEMFS.node_ops.mknod, - rename: MEMFS.node_ops.rename, - unlink: MEMFS.node_ops.unlink, - rmdir: MEMFS.node_ops.rmdir, - readdir: MEMFS.node_ops.readdir, - symlink: MEMFS.node_ops.symlink - }, - stream: { - llseek: MEMFS.stream_ops.llseek - } - }, - file: { - node: { - getattr: MEMFS.node_ops.getattr, - setattr: MEMFS.node_ops.setattr - }, - stream: { - llseek: MEMFS.stream_ops.llseek, - read: MEMFS.stream_ops.read, - write: MEMFS.stream_ops.write, - allocate: MEMFS.stream_ops.allocate, - mmap: MEMFS.stream_ops.mmap, - msync: MEMFS.stream_ops.msync - } - }, - link: { - node: { - getattr: MEMFS.node_ops.getattr, - setattr: MEMFS.node_ops.setattr, - readlink: MEMFS.node_ops.readlink - }, - stream: {} - }, - chrdev: { - node: { - getattr: MEMFS.node_ops.getattr, - setattr: MEMFS.node_ops.setattr - }, - stream: FS.chrdev_stream_ops - } - }; - var node = FS.createNode(parent, name, mode, dev); - if (FS.isDir(node.mode)) { - node.node_ops = MEMFS.ops_table.dir.node; - node.stream_ops = MEMFS.ops_table.dir.stream; - node.contents = {}; - } else if (FS.isFile(node.mode)) { - node.node_ops = MEMFS.ops_table.file.node; - node.stream_ops = MEMFS.ops_table.file.stream; - node.usedBytes = 0; - node.contents = null; - } else if (FS.isLink(node.mode)) { - node.node_ops = MEMFS.ops_table.link.node; - node.stream_ops = MEMFS.ops_table.link.stream; - } else if (FS.isChrdev(node.mode)) { - node.node_ops = MEMFS.ops_table.chrdev.node; - node.stream_ops = MEMFS.ops_table.chrdev.stream; - } - node.timestamp = Date.now(); - if (parent) { - parent.contents[name] = node; - parent.timestamp = node.timestamp; - } - return node; - }, - getFileDataAsTypedArray(node) { - if (!node.contents) return new Uint8Array(0); - if (node.contents.subarray) return node.contents.subarray(0, node.usedBytes); - return new Uint8Array(node.contents); - }, - expandFileStorage(node, newCapacity) { - var prevCapacity = node.contents ? node.contents.length : 0; - if (prevCapacity >= newCapacity) return; - var CAPACITY_DOUBLING_MAX = 1024 * 1024; - newCapacity = Math.max(newCapacity, (prevCapacity * (prevCapacity < CAPACITY_DOUBLING_MAX ? 2 : 1.125)) >>> 0); - if (prevCapacity != 0) newCapacity = Math.max(newCapacity, 256); - var oldContents = node.contents; - node.contents = new Uint8Array(newCapacity); - if (node.usedBytes > 0) node.contents.set(oldContents.subarray(0, node.usedBytes), 0); - }, - resizeFileStorage(node, newSize) { - if (node.usedBytes == newSize) return; - if (newSize == 0) { - node.contents = null; - node.usedBytes = 0; - } else { - var oldContents = node.contents; - node.contents = new Uint8Array(newSize); - if (oldContents) { - node.contents.set(oldContents.subarray(0, Math.min(newSize, node.usedBytes))); - } - node.usedBytes = newSize; - } - }, - node_ops: { - getattr(node) { - var attr = {}; - attr.dev = FS.isChrdev(node.mode) ? node.id : 1; - attr.ino = node.id; - attr.mode = node.mode; - attr.nlink = 1; - attr.uid = 0; - attr.gid = 0; - attr.rdev = node.rdev; - if (FS.isDir(node.mode)) { - attr.size = 4096; - } else if (FS.isFile(node.mode)) { - attr.size = node.usedBytes; - } else if (FS.isLink(node.mode)) { - attr.size = node.link.length; - } else { - attr.size = 0; - } - attr.atime = new Date(node.timestamp); - attr.mtime = new Date(node.timestamp); - attr.ctime = new Date(node.timestamp); - attr.blksize = 4096; - attr.blocks = Math.ceil(attr.size / attr.blksize); - return attr; - }, - setattr(node, attr) { - if (attr.mode !== undefined) { - node.mode = attr.mode; - } - if (attr.timestamp !== undefined) { - node.timestamp = attr.timestamp; - } - if (attr.size !== undefined) { - MEMFS.resizeFileStorage(node, attr.size); - } - }, - lookup(parent, name) { - throw FS.genericErrors[44]; - }, - mknod(parent, name, mode, dev) { - return MEMFS.createNode(parent, name, mode, dev); - }, - rename(old_node, new_dir, new_name) { - if (FS.isDir(old_node.mode)) { - var new_node; - try { - new_node = FS.lookupNode(new_dir, new_name); - } catch (e) {} - if (new_node) { - for (var i in new_node.contents) { - throw new FS.ErrnoError(55); - } - } - } - delete old_node.parent.contents[old_node.name]; - old_node.parent.timestamp = Date.now(); - old_node.name = new_name; - new_dir.contents[new_name] = old_node; - new_dir.timestamp = old_node.parent.timestamp; - }, - unlink(parent, name) { - delete parent.contents[name]; - parent.timestamp = Date.now(); - }, - rmdir(parent, name) { - var node = FS.lookupNode(parent, name); - for (var i in node.contents) { - throw new FS.ErrnoError(55); - } - delete parent.contents[name]; - parent.timestamp = Date.now(); - }, - readdir(node) { - var entries = [ ".", ".." ]; - for (var key of Object.keys(node.contents)) { - entries.push(key); - } - return entries; - }, - symlink(parent, newname, oldpath) { - var node = MEMFS.createNode(parent, newname, 511 | /* 0777 */ 40960, 0); - node.link = oldpath; - return node; - }, - readlink(node) { - if (!FS.isLink(node.mode)) { - throw new FS.ErrnoError(28); - } - return node.link; - } - }, - stream_ops: { - read(stream, buffer, offset, length, position) { - var contents = stream.node.contents; - if (position >= stream.node.usedBytes) return 0; - var size = Math.min(stream.node.usedBytes - position, length); - if (size > 8 && contents.subarray) { - buffer.set(contents.subarray(position, position + size), offset); - } else { - for (var i = 0; i < size; i++) buffer[offset + i] = contents[position + i]; - } - return size; - }, - write(stream, buffer, offset, length, position, canOwn) { - if (buffer.buffer === HEAP8.buffer) { - canOwn = false; - } - if (!length) return 0; - var node = stream.node; - node.timestamp = Date.now(); - if (buffer.subarray && (!node.contents || node.contents.subarray)) { - if (canOwn) { - node.contents = buffer.subarray(offset, offset + length); - node.usedBytes = length; - return length; - } else if (node.usedBytes === 0 && position === 0) { - node.contents = buffer.slice(offset, offset + length); - node.usedBytes = length; - return length; - } else if (position + length <= node.usedBytes) { - node.contents.set(buffer.subarray(offset, offset + length), position); - return length; - } - } - MEMFS.expandFileStorage(node, position + length); - if (node.contents.subarray && buffer.subarray) { - node.contents.set(buffer.subarray(offset, offset + length), position); - } else { - for (var i = 0; i < length; i++) { - node.contents[position + i] = buffer[offset + i]; - } - } - node.usedBytes = Math.max(node.usedBytes, position + length); - return length; - }, - llseek(stream, offset, whence) { - var position = offset; - if (whence === 1) { - position += stream.position; - } else if (whence === 2) { - if (FS.isFile(stream.node.mode)) { - position += stream.node.usedBytes; - } - } - if (position < 0) { - throw new FS.ErrnoError(28); - } - return position; - }, - allocate(stream, offset, length) { - MEMFS.expandFileStorage(stream.node, offset + length); - stream.node.usedBytes = Math.max(stream.node.usedBytes, offset + length); - }, - mmap(stream, length, position, prot, flags) { - if (!FS.isFile(stream.node.mode)) { - throw new FS.ErrnoError(43); - } - var ptr; - var allocated; - var contents = stream.node.contents; - if (!(flags & 2) && contents.buffer === HEAP8.buffer) { - allocated = false; - ptr = contents.byteOffset; - } else { - if (position > 0 || position + length < contents.length) { - if (contents.subarray) { - contents = contents.subarray(position, position + length); - } else { - contents = Array.prototype.slice.call(contents, position, position + length); - } - } - allocated = true; - ptr = mmapAlloc(length); - if (!ptr) { - throw new FS.ErrnoError(48); - } - HEAP8.set(contents, ptr); - } - return { - ptr: ptr, - allocated: allocated - }; - }, - msync(stream, buffer, offset, length, mmapFlags) { - MEMFS.stream_ops.write(stream, buffer, 0, length, offset, false); - return 0; - } - } -}; - -/** @param {boolean=} noRunDep */ var asyncLoad = (url, onload, onerror, noRunDep) => { - var dep = !noRunDep ? getUniqueRunDependency(`al ${url}`) : ""; - readAsync(url, arrayBuffer => { - onload(new Uint8Array(arrayBuffer)); - if (dep) removeRunDependency(dep); - }, event => { - if (onerror) { - onerror(); - } else { - throw `Loading data file "${url}" failed.`; - } - }); - if (dep) addRunDependency(dep); -}; - -var FS_createDataFile = (parent, name, fileData, canRead, canWrite, canOwn) => { - FS.createDataFile(parent, name, fileData, canRead, canWrite, canOwn); -}; - -var preloadPlugins = Module["preloadPlugins"] || []; - -var FS_handledByPreloadPlugin = (byteArray, fullname, finish, onerror) => { - if (typeof Browser != "undefined") Browser.init(); - var handled = false; - preloadPlugins.forEach(plugin => { - if (handled) return; - if (plugin["canHandle"](fullname)) { - plugin["handle"](byteArray, fullname, finish, onerror); - handled = true; - } - }); - return handled; -}; - -var FS_createPreloadedFile = (parent, name, url, canRead, canWrite, onload, onerror, dontCreateFile, canOwn, preFinish) => { - var fullname = name ? PATH_FS.resolve(PATH.join2(parent, name)) : parent; - var dep = getUniqueRunDependency(`cp ${fullname}`); - function processData(byteArray) { - function finish(byteArray) { - preFinish?.(); - if (!dontCreateFile) { - FS_createDataFile(parent, name, byteArray, canRead, canWrite, canOwn); - } - onload?.(); - removeRunDependency(dep); - } - if (FS_handledByPreloadPlugin(byteArray, fullname, finish, () => { - onerror?.(); - removeRunDependency(dep); - })) { - return; - } - finish(byteArray); - } - addRunDependency(dep); - if (typeof url == "string") { - asyncLoad(url, processData, onerror); - } else { - processData(url); - } -}; - -var FS_modeStringToFlags = str => { - var flagModes = { - "r": 0, - "r+": 2, - "w": 512 | 64 | 1, - "w+": 512 | 64 | 2, - "a": 1024 | 64 | 1, - "a+": 1024 | 64 | 2 - }; - var flags = flagModes[str]; - if (typeof flags == "undefined") { - throw new Error(`Unknown file open mode: ${str}`); - } - return flags; -}; - -var FS_getMode = (canRead, canWrite) => { - var mode = 0; - if (canRead) mode |= 292 | 73; - if (canWrite) mode |= 146; - return mode; -}; - -var ERRNO_CODES = { - "EPERM": 63, - "ENOENT": 44, - "ESRCH": 71, - "EINTR": 27, - "EIO": 29, - "ENXIO": 60, - "E2BIG": 1, - "ENOEXEC": 45, - "EBADF": 8, - "ECHILD": 12, - "EAGAIN": 6, - "EWOULDBLOCK": 6, - "ENOMEM": 48, - "EACCES": 2, - "EFAULT": 21, - "ENOTBLK": 105, - "EBUSY": 10, - "EEXIST": 20, - "EXDEV": 75, - "ENODEV": 43, - "ENOTDIR": 54, - "EISDIR": 31, - "EINVAL": 28, - "ENFILE": 41, - "EMFILE": 33, - "ENOTTY": 59, - "ETXTBSY": 74, - "EFBIG": 22, - "ENOSPC": 51, - "ESPIPE": 70, - "EROFS": 69, - "EMLINK": 34, - "EPIPE": 64, - "EDOM": 18, - "ERANGE": 68, - "ENOMSG": 49, - "EIDRM": 24, - "ECHRNG": 106, - "EL2NSYNC": 156, - "EL3HLT": 107, - "EL3RST": 108, - "ELNRNG": 109, - "EUNATCH": 110, - "ENOCSI": 111, - "EL2HLT": 112, - "EDEADLK": 16, - "ENOLCK": 46, - "EBADE": 113, - "EBADR": 114, - "EXFULL": 115, - "ENOANO": 104, - "EBADRQC": 103, - "EBADSLT": 102, - "EDEADLOCK": 16, - "EBFONT": 101, - "ENOSTR": 100, - "ENODATA": 116, - "ETIME": 117, - "ENOSR": 118, - "ENONET": 119, - "ENOPKG": 120, - "EREMOTE": 121, - "ENOLINK": 47, - "EADV": 122, - "ESRMNT": 123, - "ECOMM": 124, - "EPROTO": 65, - "EMULTIHOP": 36, - "EDOTDOT": 125, - "EBADMSG": 9, - "ENOTUNIQ": 126, - "EBADFD": 127, - "EREMCHG": 128, - "ELIBACC": 129, - "ELIBBAD": 130, - "ELIBSCN": 131, - "ELIBMAX": 132, - "ELIBEXEC": 133, - "ENOSYS": 52, - "ENOTEMPTY": 55, - "ENAMETOOLONG": 37, - "ELOOP": 32, - "EOPNOTSUPP": 138, - "EPFNOSUPPORT": 139, - "ECONNRESET": 15, - "ENOBUFS": 42, - "EAFNOSUPPORT": 5, - "EPROTOTYPE": 67, - "ENOTSOCK": 57, - "ENOPROTOOPT": 50, - "ESHUTDOWN": 140, - "ECONNREFUSED": 14, - "EADDRINUSE": 3, - "ECONNABORTED": 13, - "ENETUNREACH": 40, - "ENETDOWN": 38, - "ETIMEDOUT": 73, - "EHOSTDOWN": 142, - "EHOSTUNREACH": 23, - "EINPROGRESS": 26, - "EALREADY": 7, - "EDESTADDRREQ": 17, - "EMSGSIZE": 35, - "EPROTONOSUPPORT": 66, - "ESOCKTNOSUPPORT": 137, - "EADDRNOTAVAIL": 4, - "ENETRESET": 39, - "EISCONN": 30, - "ENOTCONN": 53, - "ETOOMANYREFS": 141, - "EUSERS": 136, - "EDQUOT": 19, - "ESTALE": 72, - "ENOTSUP": 138, - "ENOMEDIUM": 148, - "EILSEQ": 25, - "EOVERFLOW": 61, - "ECANCELED": 11, - "ENOTRECOVERABLE": 56, - "EOWNERDEAD": 62, - "ESTRPIPE": 135 -}; - -var NODEFS = { - isWindows: false, - staticInit() { - NODEFS.isWindows = !!process.platform.match(/^win/); - var flags = process.binding("constants"); - if (flags["fs"]) { - flags = flags["fs"]; - } - NODEFS.flagsForNodeMap = { - 1024: flags["O_APPEND"], - 64: flags["O_CREAT"], - 128: flags["O_EXCL"], - 256: flags["O_NOCTTY"], - 0: flags["O_RDONLY"], - 2: flags["O_RDWR"], - 4096: flags["O_SYNC"], - 512: flags["O_TRUNC"], - 1: flags["O_WRONLY"], - 131072: flags["O_NOFOLLOW"] - }; - }, - convertNodeCode(e) { - var code = e.code; - return ERRNO_CODES[code]; - }, - tryFSOperation(f) { - try { - return f(); - } catch (e) { - if (!e.code) throw e; - if (e.code === "UNKNOWN") throw new FS.ErrnoError(28); - throw new FS.ErrnoError(NODEFS.convertNodeCode(e)); - } - }, - mount(mount) { - return NODEFS.createNode(null, "/", NODEFS.getMode(mount.opts.root), 0); - }, - createNode(parent, name, mode, dev) { - if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { - throw new FS.ErrnoError(28); - } - var node = FS.createNode(parent, name, mode); - node.node_ops = NODEFS.node_ops; - node.stream_ops = NODEFS.stream_ops; - return node; - }, - getMode(path) { - var stat; - return NODEFS.tryFSOperation(() => { - stat = fs.lstatSync(path); - if (NODEFS.isWindows) { - stat.mode |= (stat.mode & 292) >> 2; - } - return stat.mode; - }); - }, - realPath(node) { - var parts = []; - while (node.parent !== node) { - parts.push(node.name); - node = node.parent; - } - parts.push(node.mount.opts.root); - parts.reverse(); - return PATH.join(...parts); - }, - flagsForNode(flags) { - flags &= ~2097152; - flags &= ~2048; - flags &= ~32768; - flags &= ~524288; - flags &= ~65536; - var newFlags = 0; - for (var k in NODEFS.flagsForNodeMap) { - if (flags & k) { - newFlags |= NODEFS.flagsForNodeMap[k]; - flags ^= k; - } - } - if (flags) { - throw new FS.ErrnoError(28); - } - return newFlags; - }, - node_ops: { - getattr(node) { - var path = NODEFS.realPath(node); - var stat; - NODEFS.tryFSOperation(() => stat = fs.lstatSync(path)); - if (NODEFS.isWindows) { - if (!stat.blksize) { - stat.blksize = 4096; - } - if (!stat.blocks) { - stat.blocks = (stat.size + stat.blksize - 1) / stat.blksize | 0; - } - stat.mode |= (stat.mode & 292) >> 2; - } - return { - dev: stat.dev, - ino: stat.ino, - mode: stat.mode, - nlink: stat.nlink, - uid: stat.uid, - gid: stat.gid, - rdev: stat.rdev, - size: stat.size, - atime: stat.atime, - mtime: stat.mtime, - ctime: stat.ctime, - blksize: stat.blksize, - blocks: stat.blocks - }; - }, - setattr(node, attr) { - var path = NODEFS.realPath(node); - NODEFS.tryFSOperation(() => { - if (attr.mode !== undefined) { - fs.chmodSync(path, attr.mode); - node.mode = attr.mode; - } - if (attr.timestamp !== undefined) { - var date = new Date(attr.timestamp); - fs.utimesSync(path, date, date); - } - if (attr.size !== undefined) { - fs.truncateSync(path, attr.size); - } - }); - }, - lookup(parent, name) { - var path = PATH.join2(NODEFS.realPath(parent), name); - var mode = NODEFS.getMode(path); - return NODEFS.createNode(parent, name, mode); - }, - mknod(parent, name, mode, dev) { - var node = NODEFS.createNode(parent, name, mode, dev); - var path = NODEFS.realPath(node); - NODEFS.tryFSOperation(() => { - if (FS.isDir(node.mode)) { - fs.mkdirSync(path, node.mode); - } else { - fs.writeFileSync(path, "", { - mode: node.mode - }); - } - }); - return node; - }, - rename(oldNode, newDir, newName) { - var oldPath = NODEFS.realPath(oldNode); - var newPath = PATH.join2(NODEFS.realPath(newDir), newName); - NODEFS.tryFSOperation(() => fs.renameSync(oldPath, newPath)); - oldNode.name = newName; - }, - unlink(parent, name) { - var path = PATH.join2(NODEFS.realPath(parent), name); - NODEFS.tryFSOperation(() => fs.unlinkSync(path)); - }, - rmdir(parent, name) { - var path = PATH.join2(NODEFS.realPath(parent), name); - NODEFS.tryFSOperation(() => fs.rmdirSync(path)); - }, - readdir(node) { - var path = NODEFS.realPath(node); - return NODEFS.tryFSOperation(() => fs.readdirSync(path)); - }, - symlink(parent, newName, oldPath) { - var newPath = PATH.join2(NODEFS.realPath(parent), newName); - NODEFS.tryFSOperation(() => fs.symlinkSync(oldPath, newPath)); - }, - readlink(node) { - var path = NODEFS.realPath(node); - return NODEFS.tryFSOperation(() => fs.readlinkSync(path)); - } - }, - stream_ops: { - open(stream) { - var path = NODEFS.realPath(stream.node); - NODEFS.tryFSOperation(() => { - if (FS.isFile(stream.node.mode)) { - stream.shared.refcount = 1; - stream.nfd = fs.openSync(path, NODEFS.flagsForNode(stream.flags)); - } - }); - }, - close(stream) { - NODEFS.tryFSOperation(() => { - if (FS.isFile(stream.node.mode) && stream.nfd && --stream.shared.refcount === 0) { - fs.closeSync(stream.nfd); - } - }); - }, - dup(stream) { - stream.shared.refcount++; - }, - read(stream, buffer, offset, length, position) { - if (length === 0) return 0; - return NODEFS.tryFSOperation(() => fs.readSync(stream.nfd, new Int8Array(buffer.buffer, offset, length), 0, length, position)); - }, - write(stream, buffer, offset, length, position) { - return NODEFS.tryFSOperation(() => fs.writeSync(stream.nfd, new Int8Array(buffer.buffer, offset, length), 0, length, position)); - }, - llseek(stream, offset, whence) { - var position = offset; - if (whence === 1) { - position += stream.position; - } else if (whence === 2) { - if (FS.isFile(stream.node.mode)) { - NODEFS.tryFSOperation(() => { - var stat = fs.fstatSync(stream.nfd); - position += stat.size; - }); - } - } - if (position < 0) { - throw new FS.ErrnoError(28); - } - return position; - }, - mmap(stream, length, position, prot, flags) { - if (!FS.isFile(stream.node.mode)) { - throw new FS.ErrnoError(43); - } - var ptr = mmapAlloc(length); - NODEFS.stream_ops.read(stream, HEAP8, ptr, length, position); - return { - ptr: ptr, - allocated: true - }; - }, - msync(stream, buffer, offset, length, mmapFlags) { - NODEFS.stream_ops.write(stream, buffer, 0, length, offset, false); - return 0; - } - } -}; - -var PROXYFS = { - mount(mount) { - return PROXYFS.createNode(null, "/", mount.opts.fs.lstat(mount.opts.root).mode, 0); - }, - createNode(parent, name, mode, dev) { - if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { - throw new FS.ErrnoError(ERRNO_CODES.EINVAL); - } - var node = FS.createNode(parent, name, mode); - node.node_ops = PROXYFS.node_ops; - node.stream_ops = PROXYFS.stream_ops; - return node; - }, - realPath(node) { - var parts = []; - while (node.parent !== node) { - parts.push(node.name); - node = node.parent; - } - parts.push(node.mount.opts.root); - parts.reverse(); - return PATH.join(...parts); - }, - node_ops: { - getattr(node) { - var path = PROXYFS.realPath(node); - var stat; - try { - stat = node.mount.opts.fs.lstat(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - return { - dev: stat.dev, - ino: stat.ino, - mode: stat.mode, - nlink: stat.nlink, - uid: stat.uid, - gid: stat.gid, - rdev: stat.rdev, - size: stat.size, - atime: stat.atime, - mtime: stat.mtime, - ctime: stat.ctime, - blksize: stat.blksize, - blocks: stat.blocks - }; - }, - setattr(node, attr) { - var path = PROXYFS.realPath(node); - try { - if (attr.mode !== undefined) { - node.mount.opts.fs.chmod(path, attr.mode); - node.mode = attr.mode; - } - if (attr.timestamp !== undefined) { - var date = new Date(attr.timestamp); - node.mount.opts.fs.utime(path, date, date); - } - if (attr.size !== undefined) { - node.mount.opts.fs.truncate(path, attr.size); - } - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - lookup(parent, name) { - try { - var path = PATH.join2(PROXYFS.realPath(parent), name); - var mode = parent.mount.opts.fs.lstat(path).mode; - var node = PROXYFS.createNode(parent, name, mode); - return node; - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - mknod(parent, name, mode, dev) { - var node = PROXYFS.createNode(parent, name, mode, dev); - var path = PROXYFS.realPath(node); - try { - if (FS.isDir(node.mode)) { - node.mount.opts.fs.mkdir(path, node.mode); - } else { - node.mount.opts.fs.writeFile(path, "", { - mode: node.mode - }); - } - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - return node; - }, - rename(oldNode, newDir, newName) { - var oldPath = PROXYFS.realPath(oldNode); - var newPath = PATH.join2(PROXYFS.realPath(newDir), newName); - try { - oldNode.mount.opts.fs.rename(oldPath, newPath); - oldNode.name = newName; - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - unlink(parent, name) { - var path = PATH.join2(PROXYFS.realPath(parent), name); - try { - parent.mount.opts.fs.unlink(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - rmdir(parent, name) { - var path = PATH.join2(PROXYFS.realPath(parent), name); - try { - parent.mount.opts.fs.rmdir(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - readdir(node) { - var path = PROXYFS.realPath(node); - try { - return node.mount.opts.fs.readdir(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - symlink(parent, newName, oldPath) { - var newPath = PATH.join2(PROXYFS.realPath(parent), newName); - try { - parent.mount.opts.fs.symlink(oldPath, newPath); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - readlink(node) { - var path = PROXYFS.realPath(node); - try { - return node.mount.opts.fs.readlink(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - } - }, - stream_ops: { - open(stream) { - var path = PROXYFS.realPath(stream.node); - try { - stream.nfd = stream.node.mount.opts.fs.open(path, stream.flags); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - close(stream) { - try { - stream.node.mount.opts.fs.close(stream.nfd); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - read(stream, buffer, offset, length, position) { - try { - return stream.node.mount.opts.fs.read(stream.nfd, buffer, offset, length, position); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - write(stream, buffer, offset, length, position) { - try { - return stream.node.mount.opts.fs.write(stream.nfd, buffer, offset, length, position); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - llseek(stream, offset, whence) { - var position = offset; - if (whence === 1) { - position += stream.position; - } else if (whence === 2) { - if (FS.isFile(stream.node.mode)) { - try { - var stat = stream.node.node_ops.getattr(stream.node); - position += stat.size; - } catch (e) { - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - } - } - if (position < 0) { - throw new FS.ErrnoError(ERRNO_CODES.EINVAL); - } - return position; - } - } -}; - -var FS = { - root: null, - mounts: [], - devices: {}, - streams: [], - nextInode: 1, - nameTable: null, - currentPath: "/", - initialized: false, - ignorePermissions: true, - ErrnoError: class { - constructor(errno) { - this.name = "ErrnoError"; - this.errno = errno; - } - }, - genericErrors: {}, - filesystems: null, - syncFSRequests: 0, - FSStream: class { - constructor() { - this.shared = {}; - } - get object() { - return this.node; - } - set object(val) { - this.node = val; - } - get isRead() { - return (this.flags & 2097155) !== 1; - } - get isWrite() { - return (this.flags & 2097155) !== 0; - } - get isAppend() { - return (this.flags & 1024); - } - get flags() { - return this.shared.flags; - } - set flags(val) { - this.shared.flags = val; - } - get position() { - return this.shared.position; - } - set position(val) { - this.shared.position = val; - } - }, - FSNode: class { - constructor(parent, name, mode, rdev) { - if (!parent) { - parent = this; - } - this.parent = parent; - this.mount = parent.mount; - this.mounted = null; - this.id = FS.nextInode++; - this.name = name; - this.mode = mode; - this.node_ops = {}; - this.stream_ops = {}; - this.rdev = rdev; - this.readMode = 292 | /*292*/ 73; - /*73*/ this.writeMode = 146; - } - /*146*/ get read() { - return (this.mode & this.readMode) === this.readMode; - } - set read(val) { - val ? this.mode |= this.readMode : this.mode &= ~this.readMode; - } - get write() { - return (this.mode & this.writeMode) === this.writeMode; - } - set write(val) { - val ? this.mode |= this.writeMode : this.mode &= ~this.writeMode; - } - get isFolder() { - return FS.isDir(this.mode); - } - get isDevice() { - return FS.isChrdev(this.mode); - } - }, - lookupPath(path, opts = {}) { - path = PATH_FS.resolve(path); - if (!path) return { - path: "", - node: null - }; - var defaults = { - follow_mount: true, - recurse_count: 0 - }; - opts = Object.assign(defaults, opts); - if (opts.recurse_count > 8) { - throw new FS.ErrnoError(32); - } - var parts = path.split("/").filter(p => !!p); - var current = FS.root; - var current_path = "/"; - for (var i = 0; i < parts.length; i++) { - var islast = (i === parts.length - 1); - if (islast && opts.parent) { - break; - } - current = FS.lookupNode(current, parts[i]); - current_path = PATH.join2(current_path, parts[i]); - if (FS.isMountpoint(current)) { - if (!islast || (islast && opts.follow_mount)) { - current = current.mounted.root; - } - } - if (!islast || opts.follow) { - var count = 0; - while (FS.isLink(current.mode)) { - var link = FS.readlink(current_path); - current_path = PATH_FS.resolve(PATH.dirname(current_path), link); - var lookup = FS.lookupPath(current_path, { - recurse_count: opts.recurse_count + 1 - }); - current = lookup.node; - if (count++ > 40) { - throw new FS.ErrnoError(32); - } - } - } - } - return { - path: current_path, - node: current - }; - }, - getPath(node) { - var path; - while (true) { - if (FS.isRoot(node)) { - var mount = node.mount.mountpoint; - if (!path) return mount; - return mount[mount.length - 1] !== "/" ? `${mount}/${path}` : mount + path; - } - path = path ? `${node.name}/${path}` : node.name; - node = node.parent; - } - }, - hashName(parentid, name) { - var hash = 0; - for (var i = 0; i < name.length; i++) { - hash = ((hash << 5) - hash + name.charCodeAt(i)) | 0; - } - return ((parentid + hash) >>> 0) % FS.nameTable.length; - }, - hashAddNode(node) { - var hash = FS.hashName(node.parent.id, node.name); - node.name_next = FS.nameTable[hash]; - FS.nameTable[hash] = node; - }, - hashRemoveNode(node) { - var hash = FS.hashName(node.parent.id, node.name); - if (FS.nameTable[hash] === node) { - FS.nameTable[hash] = node.name_next; - } else { - var current = FS.nameTable[hash]; - while (current) { - if (current.name_next === node) { - current.name_next = node.name_next; - break; - } - current = current.name_next; - } - } - }, - lookupNode(parent, name) { - var errCode = FS.mayLookup(parent); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - var hash = FS.hashName(parent.id, name); - for (var node = FS.nameTable[hash]; node; node = node.name_next) { - var nodeName = node.name; - if (node.parent.id === parent.id && nodeName === name) { - return node; - } - } - return FS.lookup(parent, name); - }, - createNode(parent, name, mode, rdev) { - var node = new FS.FSNode(parent, name, mode, rdev); - FS.hashAddNode(node); - return node; - }, - destroyNode(node) { - FS.hashRemoveNode(node); - }, - isRoot(node) { - return node === node.parent; - }, - isMountpoint(node) { - return !!node.mounted; - }, - isFile(mode) { - return (mode & 61440) === 32768; - }, - isDir(mode) { - return (mode & 61440) === 16384; - }, - isLink(mode) { - return (mode & 61440) === 40960; - }, - isChrdev(mode) { - return (mode & 61440) === 8192; - }, - isBlkdev(mode) { - return (mode & 61440) === 24576; - }, - isFIFO(mode) { - return (mode & 61440) === 4096; - }, - isSocket(mode) { - return (mode & 49152) === 49152; - }, - flagsToPermissionString(flag) { - var perms = [ "r", "w", "rw" ][flag & 3]; - if ((flag & 512)) { - perms += "w"; - } - return perms; - }, - nodePermissions(node, perms) { - if (FS.ignorePermissions) { - return 0; - } - if (perms.includes("r") && !(node.mode & 292)) { - return 2; - } else if (perms.includes("w") && !(node.mode & 146)) { - return 2; - } else if (perms.includes("x") && !(node.mode & 73)) { - return 2; - } - return 0; - }, - mayLookup(dir) { - if (!FS.isDir(dir.mode)) return 54; - var errCode = FS.nodePermissions(dir, "x"); - if (errCode) return errCode; - if (!dir.node_ops.lookup) return 2; - return 0; - }, - mayCreate(dir, name) { - try { - var node = FS.lookupNode(dir, name); - return 20; - } catch (e) {} - return FS.nodePermissions(dir, "wx"); - }, - mayDelete(dir, name, isdir) { - var node; - try { - node = FS.lookupNode(dir, name); - } catch (e) { - return e.errno; - } - var errCode = FS.nodePermissions(dir, "wx"); - if (errCode) { - return errCode; - } - if (isdir) { - if (!FS.isDir(node.mode)) { - return 54; - } - if (FS.isRoot(node) || FS.getPath(node) === FS.cwd()) { - return 10; - } - } else { - if (FS.isDir(node.mode)) { - return 31; - } - } - return 0; - }, - mayOpen(node, flags) { - if (!node) { - return 44; - } - if (FS.isLink(node.mode)) { - return 32; - } else if (FS.isDir(node.mode)) { - if (FS.flagsToPermissionString(flags) !== "r" || (flags & 512)) { - return 31; - } - } - return FS.nodePermissions(node, FS.flagsToPermissionString(flags)); - }, - MAX_OPEN_FDS: 4096, - nextfd() { - for (var fd = 0; fd <= FS.MAX_OPEN_FDS; fd++) { - if (!FS.streams[fd]) { - return fd; - } - } - throw new FS.ErrnoError(33); - }, - getStreamChecked(fd) { - var stream = FS.getStream(fd); - if (!stream) { - throw new FS.ErrnoError(8); - } - return stream; - }, - getStream: fd => FS.streams[fd], - createStream(stream, fd = -1) { - stream = Object.assign(new FS.FSStream, stream); - if (fd == -1) { - fd = FS.nextfd(); - } - stream.fd = fd; - FS.streams[fd] = stream; - return stream; - }, - closeStream(fd) { - FS.streams[fd] = null; - }, - dupStream(origStream, fd = -1) { - var stream = FS.createStream(origStream, fd); - stream.stream_ops?.dup?.(stream); - return stream; - }, - chrdev_stream_ops: { - open(stream) { - var device = FS.getDevice(stream.node.rdev); - stream.stream_ops = device.stream_ops; - stream.stream_ops.open?.(stream); - }, - llseek() { - throw new FS.ErrnoError(70); - } - }, - major: dev => ((dev) >> 8), - minor: dev => ((dev) & 255), - makedev: (ma, mi) => ((ma) << 8 | (mi)), - registerDevice(dev, ops) { - FS.devices[dev] = { - stream_ops: ops - }; - }, - getDevice: dev => FS.devices[dev], - getMounts(mount) { - var mounts = []; - var check = [ mount ]; - while (check.length) { - var m = check.pop(); - mounts.push(m); - check.push(...m.mounts); - } - return mounts; - }, - syncfs(populate, callback) { - if (typeof populate == "function") { - callback = populate; - populate = false; - } - FS.syncFSRequests++; - if (FS.syncFSRequests > 1) { - err(`warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work`); - } - var mounts = FS.getMounts(FS.root.mount); - var completed = 0; - function doCallback(errCode) { - FS.syncFSRequests--; - return callback(errCode); - } - function done(errCode) { - if (errCode) { - if (!done.errored) { - done.errored = true; - return doCallback(errCode); - } - return; - } - if (++completed >= mounts.length) { - doCallback(null); - } - } - mounts.forEach(mount => { - if (!mount.type.syncfs) { - return done(null); - } - mount.type.syncfs(mount, populate, done); - }); - }, - mount(type, opts, mountpoint) { - var root = mountpoint === "/"; - var pseudo = !mountpoint; - var node; - if (root && FS.root) { - throw new FS.ErrnoError(10); - } else if (!root && !pseudo) { - var lookup = FS.lookupPath(mountpoint, { - follow_mount: false - }); - mountpoint = lookup.path; - node = lookup.node; - if (FS.isMountpoint(node)) { - throw new FS.ErrnoError(10); - } - if (!FS.isDir(node.mode)) { - throw new FS.ErrnoError(54); - } - } - var mount = { - type: type, - opts: opts, - mountpoint: mountpoint, - mounts: [] - }; - var mountRoot = type.mount(mount); - mountRoot.mount = mount; - mount.root = mountRoot; - if (root) { - FS.root = mountRoot; - } else if (node) { - node.mounted = mount; - if (node.mount) { - node.mount.mounts.push(mount); - } - } - return mountRoot; - }, - unmount(mountpoint) { - var lookup = FS.lookupPath(mountpoint, { - follow_mount: false - }); - if (!FS.isMountpoint(lookup.node)) { - throw new FS.ErrnoError(28); - } - var node = lookup.node; - var mount = node.mounted; - var mounts = FS.getMounts(mount); - Object.keys(FS.nameTable).forEach(hash => { - var current = FS.nameTable[hash]; - while (current) { - var next = current.name_next; - if (mounts.includes(current.mount)) { - FS.destroyNode(current); - } - current = next; - } - }); - node.mounted = null; - var idx = node.mount.mounts.indexOf(mount); - node.mount.mounts.splice(idx, 1); - }, - lookup(parent, name) { - return parent.node_ops.lookup(parent, name); - }, - mknod(path, mode, dev) { - var lookup = FS.lookupPath(path, { - parent: true - }); - var parent = lookup.node; - var name = PATH.basename(path); - if (!name || name === "." || name === "..") { - throw new FS.ErrnoError(28); - } - var errCode = FS.mayCreate(parent, name); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!parent.node_ops.mknod) { - throw new FS.ErrnoError(63); - } - return parent.node_ops.mknod(parent, name, mode, dev); - }, - create(path, mode) { - mode = mode !== undefined ? mode : 438; - /* 0666 */ mode &= 4095; - mode |= 32768; - return FS.mknod(path, mode, 0); - }, - mkdir(path, mode) { - mode = mode !== undefined ? mode : 511; - /* 0777 */ mode &= 511 | 512; - mode |= 16384; - return FS.mknod(path, mode, 0); - }, - mkdirTree(path, mode) { - var dirs = path.split("/"); - var d = ""; - for (var i = 0; i < dirs.length; ++i) { - if (!dirs[i]) continue; - d += "/" + dirs[i]; - try { - FS.mkdir(d, mode); - } catch (e) { - if (e.errno != 20) throw e; - } - } - }, - mkdev(path, mode, dev) { - if (typeof dev == "undefined") { - dev = mode; - mode = 438; - } - /* 0666 */ mode |= 8192; - return FS.mknod(path, mode, dev); - }, - symlink(oldpath, newpath) { - if (!PATH_FS.resolve(oldpath)) { - throw new FS.ErrnoError(44); - } - var lookup = FS.lookupPath(newpath, { - parent: true - }); - var parent = lookup.node; - if (!parent) { - throw new FS.ErrnoError(44); - } - var newname = PATH.basename(newpath); - var errCode = FS.mayCreate(parent, newname); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!parent.node_ops.symlink) { - throw new FS.ErrnoError(63); - } - return parent.node_ops.symlink(parent, newname, oldpath); - }, - rename(old_path, new_path) { - var old_dirname = PATH.dirname(old_path); - var new_dirname = PATH.dirname(new_path); - var old_name = PATH.basename(old_path); - var new_name = PATH.basename(new_path); - var lookup, old_dir, new_dir; - lookup = FS.lookupPath(old_path, { - parent: true - }); - old_dir = lookup.node; - lookup = FS.lookupPath(new_path, { - parent: true - }); - new_dir = lookup.node; - if (!old_dir || !new_dir) throw new FS.ErrnoError(44); - if (old_dir.mount !== new_dir.mount) { - throw new FS.ErrnoError(75); - } - var old_node = FS.lookupNode(old_dir, old_name); - var relative = PATH_FS.relative(old_path, new_dirname); - if (relative.charAt(0) !== ".") { - throw new FS.ErrnoError(28); - } - relative = PATH_FS.relative(new_path, old_dirname); - if (relative.charAt(0) !== ".") { - throw new FS.ErrnoError(55); - } - var new_node; - try { - new_node = FS.lookupNode(new_dir, new_name); - } catch (e) {} - if (old_node === new_node) { - return; - } - var isdir = FS.isDir(old_node.mode); - var errCode = FS.mayDelete(old_dir, old_name, isdir); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - errCode = new_node ? FS.mayDelete(new_dir, new_name, isdir) : FS.mayCreate(new_dir, new_name); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!old_dir.node_ops.rename) { - throw new FS.ErrnoError(63); - } - if (FS.isMountpoint(old_node) || (new_node && FS.isMountpoint(new_node))) { - throw new FS.ErrnoError(10); - } - if (new_dir !== old_dir) { - errCode = FS.nodePermissions(old_dir, "w"); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - } - FS.hashRemoveNode(old_node); - try { - old_dir.node_ops.rename(old_node, new_dir, new_name); - old_node.parent = new_dir; - } catch (e) { - throw e; - } finally { - FS.hashAddNode(old_node); - } - }, - rmdir(path) { - var lookup = FS.lookupPath(path, { - parent: true - }); - var parent = lookup.node; - var name = PATH.basename(path); - var node = FS.lookupNode(parent, name); - var errCode = FS.mayDelete(parent, name, true); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!parent.node_ops.rmdir) { - throw new FS.ErrnoError(63); - } - if (FS.isMountpoint(node)) { - throw new FS.ErrnoError(10); - } - parent.node_ops.rmdir(parent, name); - FS.destroyNode(node); - }, - readdir(path) { - var lookup = FS.lookupPath(path, { - follow: true - }); - var node = lookup.node; - if (!node.node_ops.readdir) { - throw new FS.ErrnoError(54); - } - return node.node_ops.readdir(node); - }, - unlink(path) { - var lookup = FS.lookupPath(path, { - parent: true - }); - var parent = lookup.node; - if (!parent) { - throw new FS.ErrnoError(44); - } - var name = PATH.basename(path); - var node = FS.lookupNode(parent, name); - var errCode = FS.mayDelete(parent, name, false); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!parent.node_ops.unlink) { - throw new FS.ErrnoError(63); - } - if (FS.isMountpoint(node)) { - throw new FS.ErrnoError(10); - } - parent.node_ops.unlink(parent, name); - FS.destroyNode(node); - }, - readlink(path) { - var lookup = FS.lookupPath(path); - var link = lookup.node; - if (!link) { - throw new FS.ErrnoError(44); - } - if (!link.node_ops.readlink) { - throw new FS.ErrnoError(28); - } - return PATH_FS.resolve(FS.getPath(link.parent), link.node_ops.readlink(link)); - }, - stat(path, dontFollow) { - var lookup = FS.lookupPath(path, { - follow: !dontFollow - }); - var node = lookup.node; - if (!node) { - throw new FS.ErrnoError(44); - } - if (!node.node_ops.getattr) { - throw new FS.ErrnoError(63); - } - return node.node_ops.getattr(node); - }, - lstat(path) { - return FS.stat(path, true); - }, - chmod(path, mode, dontFollow) { - var node; - if (typeof path == "string") { - var lookup = FS.lookupPath(path, { - follow: !dontFollow - }); - node = lookup.node; - } else { - node = path; - } - if (!node.node_ops.setattr) { - throw new FS.ErrnoError(63); - } - node.node_ops.setattr(node, { - mode: (mode & 4095) | (node.mode & ~4095), - timestamp: Date.now() - }); - }, - lchmod(path, mode) { - FS.chmod(path, mode, true); - }, - fchmod(fd, mode) { - var stream = FS.getStreamChecked(fd); - FS.chmod(stream.node, mode); - }, - chown(path, uid, gid, dontFollow) { - var node; - if (typeof path == "string") { - var lookup = FS.lookupPath(path, { - follow: !dontFollow - }); - node = lookup.node; - } else { - node = path; - } - if (!node.node_ops.setattr) { - throw new FS.ErrnoError(63); - } - node.node_ops.setattr(node, { - timestamp: Date.now() - }); - }, - lchown(path, uid, gid) { - FS.chown(path, uid, gid, true); - }, - fchown(fd, uid, gid) { - var stream = FS.getStreamChecked(fd); - FS.chown(stream.node, uid, gid); - }, - truncate(path, len) { - if (len < 0) { - throw new FS.ErrnoError(28); - } - var node; - if (typeof path == "string") { - var lookup = FS.lookupPath(path, { - follow: true - }); - node = lookup.node; - } else { - node = path; - } - if (!node.node_ops.setattr) { - throw new FS.ErrnoError(63); - } - if (FS.isDir(node.mode)) { - throw new FS.ErrnoError(31); - } - if (!FS.isFile(node.mode)) { - throw new FS.ErrnoError(28); - } - var errCode = FS.nodePermissions(node, "w"); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - node.node_ops.setattr(node, { - size: len, - timestamp: Date.now() - }); - }, - ftruncate(fd, len) { - var stream = FS.getStreamChecked(fd); - if ((stream.flags & 2097155) === 0) { - throw new FS.ErrnoError(28); - } - FS.truncate(stream.node, len); - }, - utime(path, atime, mtime) { - var lookup = FS.lookupPath(path, { - follow: true - }); - var node = lookup.node; - node.node_ops.setattr(node, { - timestamp: Math.max(atime, mtime) - }); - }, - open(path, flags, mode) { - if (path === "") { - throw new FS.ErrnoError(44); - } - flags = typeof flags == "string" ? FS_modeStringToFlags(flags) : flags; - if ((flags & 64)) { - mode = typeof mode == "undefined" ? 438 : /* 0666 */ mode; - mode = (mode & 4095) | 32768; - } else { - mode = 0; - } - var node; - if (typeof path == "object") { - node = path; - } else { - path = PATH.normalize(path); - try { - var lookup = FS.lookupPath(path, { - follow: !(flags & 131072) - }); - node = lookup.node; - } catch (e) {} - } - var created = false; - if ((flags & 64)) { - if (node) { - if ((flags & 128)) { - throw new FS.ErrnoError(20); - } - } else { - node = FS.mknod(path, mode, 0); - created = true; - } - } - if (!node) { - throw new FS.ErrnoError(44); - } - if (FS.isChrdev(node.mode)) { - flags &= ~512; - } - if ((flags & 65536) && !FS.isDir(node.mode)) { - throw new FS.ErrnoError(54); - } - if (!created) { - var errCode = FS.mayOpen(node, flags); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - } - if ((flags & 512) && !created) { - FS.truncate(node, 0); - } - flags &= ~(128 | 512 | 131072); - var stream = FS.createStream({ - node: node, - path: FS.getPath(node), - flags: flags, - seekable: true, - position: 0, - stream_ops: node.stream_ops, - ungotten: [], - error: false - }); - if (stream.stream_ops.open) { - stream.stream_ops.open(stream); - } - if (Module["logReadFiles"] && !(flags & 1)) { - if (!FS.readFiles) FS.readFiles = {}; - if (!(path in FS.readFiles)) { - FS.readFiles[path] = 1; - } - } - return stream; - }, - close(stream) { - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if (stream.getdents) stream.getdents = null; - try { - if (stream.stream_ops.close) { - stream.stream_ops.close(stream); - } - } catch (e) { - throw e; - } finally { - FS.closeStream(stream.fd); - } - stream.fd = null; - }, - isClosed(stream) { - return stream.fd === null; - }, - llseek(stream, offset, whence) { - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if (!stream.seekable || !stream.stream_ops.llseek) { - throw new FS.ErrnoError(70); - } - if (whence != 0 && whence != 1 && whence != 2) { - throw new FS.ErrnoError(28); - } - stream.position = stream.stream_ops.llseek(stream, offset, whence); - stream.ungotten = []; - return stream.position; - }, - read(stream, buffer, offset, length, position) { - if (length < 0 || position < 0) { - throw new FS.ErrnoError(28); - } - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if ((stream.flags & 2097155) === 1) { - throw new FS.ErrnoError(8); - } - if (FS.isDir(stream.node.mode)) { - throw new FS.ErrnoError(31); - } - if (!stream.stream_ops.read) { - throw new FS.ErrnoError(28); - } - var seeking = typeof position != "undefined"; - if (!seeking) { - position = stream.position; - } else if (!stream.seekable) { - throw new FS.ErrnoError(70); - } - var bytesRead = stream.stream_ops.read(stream, buffer, offset, length, position); - if (!seeking) stream.position += bytesRead; - return bytesRead; - }, - write(stream, buffer, offset, length, position, canOwn) { - if (length < 0 || position < 0) { - throw new FS.ErrnoError(28); - } - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if ((stream.flags & 2097155) === 0) { - throw new FS.ErrnoError(8); - } - if (FS.isDir(stream.node.mode)) { - throw new FS.ErrnoError(31); - } - if (!stream.stream_ops.write) { - throw new FS.ErrnoError(28); - } - if (stream.seekable && stream.flags & 1024) { - FS.llseek(stream, 0, 2); - } - var seeking = typeof position != "undefined"; - if (!seeking) { - position = stream.position; - } else if (!stream.seekable) { - throw new FS.ErrnoError(70); - } - var bytesWritten = stream.stream_ops.write(stream, buffer, offset, length, position, canOwn); - if (!seeking) stream.position += bytesWritten; - return bytesWritten; - }, - allocate(stream, offset, length) { - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if (offset < 0 || length <= 0) { - throw new FS.ErrnoError(28); - } - if ((stream.flags & 2097155) === 0) { - throw new FS.ErrnoError(8); - } - if (!FS.isFile(stream.node.mode) && !FS.isDir(stream.node.mode)) { - throw new FS.ErrnoError(43); - } - if (!stream.stream_ops.allocate) { - throw new FS.ErrnoError(138); - } - stream.stream_ops.allocate(stream, offset, length); - }, - mmap(stream, length, position, prot, flags) { - if ((prot & 2) !== 0 && (flags & 2) === 0 && (stream.flags & 2097155) !== 2) { - throw new FS.ErrnoError(2); - } - if ((stream.flags & 2097155) === 1) { - throw new FS.ErrnoError(2); - } - if (!stream.stream_ops.mmap) { - throw new FS.ErrnoError(43); - } - return stream.stream_ops.mmap(stream, length, position, prot, flags); - }, - msync(stream, buffer, offset, length, mmapFlags) { - if (!stream.stream_ops.msync) { - return 0; - } - return stream.stream_ops.msync(stream, buffer, offset, length, mmapFlags); - }, - ioctl(stream, cmd, arg) { - if (!stream.stream_ops.ioctl) { - throw new FS.ErrnoError(59); - } - return stream.stream_ops.ioctl(stream, cmd, arg); - }, - readFile(path, opts = {}) { - opts.flags = opts.flags || 0; - opts.encoding = opts.encoding || "binary"; - if (opts.encoding !== "utf8" && opts.encoding !== "binary") { - throw new Error(`Invalid encoding type "${opts.encoding}"`); - } - var ret; - var stream = FS.open(path, opts.flags); - var stat = FS.stat(path); - var length = stat.size; - var buf = new Uint8Array(length); - FS.read(stream, buf, 0, length, 0); - if (opts.encoding === "utf8") { - ret = UTF8ArrayToString(buf, 0); - } else if (opts.encoding === "binary") { - ret = buf; - } - FS.close(stream); - return ret; - }, - writeFile(path, data, opts = {}) { - opts.flags = opts.flags || 577; - var stream = FS.open(path, opts.flags, opts.mode); - if (typeof data == "string") { - var buf = new Uint8Array(lengthBytesUTF8(data) + 1); - var actualNumBytes = stringToUTF8Array(data, buf, 0, buf.length); - FS.write(stream, buf, 0, actualNumBytes, undefined, opts.canOwn); - } else if (ArrayBuffer.isView(data)) { - FS.write(stream, data, 0, data.byteLength, undefined, opts.canOwn); - } else { - throw new Error("Unsupported data type"); - } - FS.close(stream); - }, - cwd: () => FS.currentPath, - chdir(path) { - var lookup = FS.lookupPath(path, { - follow: true - }); - if (lookup.node === null) { - throw new FS.ErrnoError(44); - } - if (!FS.isDir(lookup.node.mode)) { - throw new FS.ErrnoError(54); - } - var errCode = FS.nodePermissions(lookup.node, "x"); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - FS.currentPath = lookup.path; - }, - createDefaultDirectories() { - FS.mkdir("/tmp"); - FS.mkdir("/home"); - FS.mkdir("/home/web_user"); - }, - createDefaultDevices() { - FS.mkdir("/dev"); - FS.registerDevice(FS.makedev(1, 3), { - read: () => 0, - write: (stream, buffer, offset, length, pos) => length - }); - FS.mkdev("/dev/null", FS.makedev(1, 3)); - TTY.register(FS.makedev(5, 0), TTY.default_tty_ops); - TTY.register(FS.makedev(6, 0), TTY.default_tty1_ops); - FS.mkdev("/dev/tty", FS.makedev(5, 0)); - FS.mkdev("/dev/tty1", FS.makedev(6, 0)); - var randomBuffer = new Uint8Array(1024), randomLeft = 0; - var randomByte = () => { - if (randomLeft === 0) { - randomLeft = randomFill(randomBuffer).byteLength; - } - return randomBuffer[--randomLeft]; - }; - FS.createDevice("/dev", "random", randomByte); - FS.createDevice("/dev", "urandom", randomByte); - FS.mkdir("/dev/shm"); - FS.mkdir("/dev/shm/tmp"); - }, - createSpecialDirectories() { - FS.mkdir("/proc"); - var proc_self = FS.mkdir("/proc/self"); - FS.mkdir("/proc/self/fd"); - FS.mount({ - mount() { - var node = FS.createNode(proc_self, "fd", 16384 | 511, /* 0777 */ 73); - node.node_ops = { - lookup(parent, name) { - var fd = +name; - var stream = FS.getStreamChecked(fd); - var ret = { - parent: null, - mount: { - mountpoint: "fake" - }, - node_ops: { - readlink: () => stream.path - } - }; - ret.parent = ret; - return ret; - } - }; - return node; - } - }, {}, "/proc/self/fd"); - }, - createStandardStreams() { - if (Module["stdin"]) { - FS.createDevice("/dev", "stdin", Module["stdin"]); - } else { - FS.symlink("/dev/tty", "/dev/stdin"); - } - if (Module["stdout"]) { - FS.createDevice("/dev", "stdout", null, Module["stdout"]); - } else { - FS.symlink("/dev/tty", "/dev/stdout"); - } - if (Module["stderr"]) { - FS.createDevice("/dev", "stderr", null, Module["stderr"]); - } else { - FS.symlink("/dev/tty1", "/dev/stderr"); - } - var stdin = FS.open("/dev/stdin", 0); - var stdout = FS.open("/dev/stdout", 1); - var stderr = FS.open("/dev/stderr", 1); - }, - staticInit() { - [ 44 ].forEach(code => { - FS.genericErrors[code] = new FS.ErrnoError(code); - FS.genericErrors[code].stack = ""; - }); - FS.nameTable = new Array(4096); - FS.mount(MEMFS, {}, "/"); - FS.createDefaultDirectories(); - FS.createDefaultDevices(); - FS.createSpecialDirectories(); - FS.filesystems = { - "MEMFS": MEMFS, - "NODEFS": NODEFS, - "PROXYFS": PROXYFS - }; - }, - init(input, output, error) { - FS.init.initialized = true; - Module["stdin"] = input || Module["stdin"]; - Module["stdout"] = output || Module["stdout"]; - Module["stderr"] = error || Module["stderr"]; - FS.createStandardStreams(); - }, - quit() { - FS.init.initialized = false; - _fflush(0); - for (var i = 0; i < FS.streams.length; i++) { - var stream = FS.streams[i]; - if (!stream) { - continue; - } - FS.close(stream); - } - }, - findObject(path, dontResolveLastLink) { - var ret = FS.analyzePath(path, dontResolveLastLink); - if (!ret.exists) { - return null; - } - return ret.object; - }, - analyzePath(path, dontResolveLastLink) { - try { - var lookup = FS.lookupPath(path, { - follow: !dontResolveLastLink - }); - path = lookup.path; - } catch (e) {} - var ret = { - isRoot: false, - exists: false, - error: 0, - name: null, - path: null, - object: null, - parentExists: false, - parentPath: null, - parentObject: null - }; - try { - var lookup = FS.lookupPath(path, { - parent: true - }); - ret.parentExists = true; - ret.parentPath = lookup.path; - ret.parentObject = lookup.node; - ret.name = PATH.basename(path); - lookup = FS.lookupPath(path, { - follow: !dontResolveLastLink - }); - ret.exists = true; - ret.path = lookup.path; - ret.object = lookup.node; - ret.name = lookup.node.name; - ret.isRoot = lookup.path === "/"; - } catch (e) { - ret.error = e.errno; - } - return ret; - }, - createPath(parent, path, canRead, canWrite) { - parent = typeof parent == "string" ? parent : FS.getPath(parent); - var parts = path.split("/").reverse(); - while (parts.length) { - var part = parts.pop(); - if (!part) continue; - var current = PATH.join2(parent, part); - try { - FS.mkdir(current); - } catch (e) {} - parent = current; - } - return current; - }, - createFile(parent, name, properties, canRead, canWrite) { - var path = PATH.join2(typeof parent == "string" ? parent : FS.getPath(parent), name); - var mode = FS_getMode(canRead, canWrite); - return FS.create(path, mode); - }, - createDataFile(parent, name, data, canRead, canWrite, canOwn) { - var path = name; - if (parent) { - parent = typeof parent == "string" ? parent : FS.getPath(parent); - path = name ? PATH.join2(parent, name) : parent; - } - var mode = FS_getMode(canRead, canWrite); - var node = FS.create(path, mode); - if (data) { - if (typeof data == "string") { - var arr = new Array(data.length); - for (var i = 0, len = data.length; i < len; ++i) arr[i] = data.charCodeAt(i); - data = arr; - } - FS.chmod(node, mode | 146); - var stream = FS.open(node, 577); - FS.write(stream, data, 0, data.length, 0, canOwn); - FS.close(stream); - FS.chmod(node, mode); - } - }, - createDevice(parent, name, input, output) { - var path = PATH.join2(typeof parent == "string" ? parent : FS.getPath(parent), name); - var mode = FS_getMode(!!input, !!output); - if (!FS.createDevice.major) FS.createDevice.major = 64; - var dev = FS.makedev(FS.createDevice.major++, 0); - FS.registerDevice(dev, { - open(stream) { - stream.seekable = false; - }, - close(stream) { - if (output?.buffer?.length) { - output(10); - } - }, - read(stream, buffer, offset, length, pos) { - /* ignored */ var bytesRead = 0; - for (var i = 0; i < length; i++) { - var result; - try { - result = input(); - } catch (e) { - throw new FS.ErrnoError(29); - } - if (result === undefined && bytesRead === 0) { - throw new FS.ErrnoError(6); - } - if (result === null || result === undefined) break; - bytesRead++; - buffer[offset + i] = result; - } - if (bytesRead) { - stream.node.timestamp = Date.now(); - } - return bytesRead; - }, - write(stream, buffer, offset, length, pos) { - for (var i = 0; i < length; i++) { - try { - output(buffer[offset + i]); - } catch (e) { - throw new FS.ErrnoError(29); - } - } - if (length) { - stream.node.timestamp = Date.now(); - } - return i; - } - }); - return FS.mkdev(path, mode, dev); - }, - forceLoadFile(obj) { - if (obj.isDevice || obj.isFolder || obj.link || obj.contents) return true; - if (typeof XMLHttpRequest != "undefined") { - throw new Error("Lazy loading should have been performed (contents set) in createLazyFile, but it was not. Lazy loading only works in web workers. Use --embed-file or --preload-file in emcc on the main thread."); - } else if (read_) { - try { - obj.contents = intArrayFromString(read_(obj.url), true); - obj.usedBytes = obj.contents.length; - } catch (e) { - throw new FS.ErrnoError(29); - } - } else { - throw new Error("Cannot load without read() or XMLHttpRequest."); - } - }, - createLazyFile(parent, name, url, canRead, canWrite) { - class LazyUint8Array { - constructor() { - this.lengthKnown = false; - this.chunks = []; - } - get(idx) { - if (idx > this.length - 1 || idx < 0) { - return undefined; - } - var chunkOffset = idx % this.chunkSize; - var chunkNum = (idx / this.chunkSize) | 0; - return this.getter(chunkNum)[chunkOffset]; - } - setDataGetter(getter) { - this.getter = getter; - } - cacheLength() { - var xhr = new XMLHttpRequest; - xhr.open("HEAD", url, false); - xhr.send(null); - if (!(xhr.status >= 200 && xhr.status < 300 || xhr.status === 304)) throw new Error("Couldn't load " + url + ". Status: " + xhr.status); - var datalength = Number(xhr.getResponseHeader("Content-length")); - var header; - var hasByteServing = (header = xhr.getResponseHeader("Accept-Ranges")) && header === "bytes"; - var usesGzip = (header = xhr.getResponseHeader("Content-Encoding")) && header === "gzip"; - var chunkSize = 1024 * 1024; - if (!hasByteServing) chunkSize = datalength; - var doXHR = (from, to) => { - if (from > to) throw new Error("invalid range (" + from + ", " + to + ") or no bytes requested!"); - if (to > datalength - 1) throw new Error("only " + datalength + " bytes available! programmer error!"); - var xhr = new XMLHttpRequest; - xhr.open("GET", url, false); - if (datalength !== chunkSize) xhr.setRequestHeader("Range", "bytes=" + from + "-" + to); - xhr.responseType = "arraybuffer"; - if (xhr.overrideMimeType) { - xhr.overrideMimeType("text/plain; charset=x-user-defined"); - } - xhr.send(null); - if (!(xhr.status >= 200 && xhr.status < 300 || xhr.status === 304)) throw new Error("Couldn't load " + url + ". Status: " + xhr.status); - if (xhr.response !== undefined) { - return new Uint8Array(/** @type{Array} */ (xhr.response || [])); - } - return intArrayFromString(xhr.responseText || "", true); - }; - var lazyArray = this; - lazyArray.setDataGetter(chunkNum => { - var start = chunkNum * chunkSize; - var end = (chunkNum + 1) * chunkSize - 1; - end = Math.min(end, datalength - 1); - if (typeof lazyArray.chunks[chunkNum] == "undefined") { - lazyArray.chunks[chunkNum] = doXHR(start, end); - } - if (typeof lazyArray.chunks[chunkNum] == "undefined") throw new Error("doXHR failed!"); - return lazyArray.chunks[chunkNum]; - }); - if (usesGzip || !datalength) { - chunkSize = datalength = 1; - datalength = this.getter(0).length; - chunkSize = datalength; - out("LazyFiles on gzip forces download of the whole file when length is accessed"); - } - this._length = datalength; - this._chunkSize = chunkSize; - this.lengthKnown = true; - } - get length() { - if (!this.lengthKnown) { - this.cacheLength(); - } - return this._length; - } - get chunkSize() { - if (!this.lengthKnown) { - this.cacheLength(); - } - return this._chunkSize; - } - } - if (typeof XMLHttpRequest != "undefined") { - if (!ENVIRONMENT_IS_WORKER) throw "Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc"; - var lazyArray = new LazyUint8Array; - var properties = { - isDevice: false, - contents: lazyArray - }; - } else { - var properties = { - isDevice: false, - url: url - }; - } - var node = FS.createFile(parent, name, properties, canRead, canWrite); - if (properties.contents) { - node.contents = properties.contents; - } else if (properties.url) { - node.contents = null; - node.url = properties.url; - } - Object.defineProperties(node, { - usedBytes: { - get: function() { - return this.contents.length; - } - } - }); - var stream_ops = {}; - var keys = Object.keys(node.stream_ops); - keys.forEach(key => { - var fn = node.stream_ops[key]; - stream_ops[key] = (...args) => { - FS.forceLoadFile(node); - return fn(...args); - }; - }); - function writeChunks(stream, buffer, offset, length, position) { - var contents = stream.node.contents; - if (position >= contents.length) return 0; - var size = Math.min(contents.length - position, length); - if (contents.slice) { - for (var i = 0; i < size; i++) { - buffer[offset + i] = contents[position + i]; - } - } else { - for (var i = 0; i < size; i++) { - buffer[offset + i] = contents.get(position + i); - } - } - return size; - } - stream_ops.read = (stream, buffer, offset, length, position) => { - FS.forceLoadFile(node); - return writeChunks(stream, buffer, offset, length, position); - }; - stream_ops.mmap = (stream, length, position, prot, flags) => { - FS.forceLoadFile(node); - var ptr = mmapAlloc(length); - if (!ptr) { - throw new FS.ErrnoError(48); - } - writeChunks(stream, HEAP8, ptr, length, position); - return { - ptr: ptr, - allocated: true - }; - }; - node.stream_ops = stream_ops; - return node; - } -}; - -Module["FS"] = FS; - -var SOCKFS = { - mount(mount) { - Module["websocket"] = (Module["websocket"] && ("object" === typeof Module["websocket"])) ? Module["websocket"] : {}; - Module["websocket"]._callbacks = {}; - Module["websocket"]["on"] = /** @this{Object} */ function(event, callback) { - if ("function" === typeof callback) { - this._callbacks[event] = callback; - } - return this; - }; - Module["websocket"].emit = /** @this{Object} */ function(event, param) { - if ("function" === typeof this._callbacks[event]) { - this._callbacks[event].call(this, param); - } - }; - return FS.createNode(null, "/", 16384 | 511, /* 0777 */ 0); - }, - createSocket(family, type, protocol) { - type &= ~526336; - var streaming = type == 1; - if (streaming && protocol && protocol != 6) { - throw new FS.ErrnoError(66); - } - var sock = { - family: family, - type: type, - protocol: protocol, - server: null, - error: null, - peers: {}, - pending: [], - recv_queue: [], - sock_ops: SOCKFS.websocket_sock_ops - }; - var name = SOCKFS.nextname(); - var node = FS.createNode(SOCKFS.root, name, 49152, 0); - node.sock = sock; - var stream = FS.createStream({ - path: name, - node: node, - flags: 2, - seekable: false, - stream_ops: SOCKFS.stream_ops - }); - sock.stream = stream; - return sock; - }, - getSocket(fd) { - var stream = FS.getStream(fd); - if (!stream || !FS.isSocket(stream.node.mode)) { - return null; - } - return stream.node.sock; - }, - stream_ops: { - poll(stream) { - var sock = stream.node.sock; - return sock.sock_ops.poll(sock); - }, - ioctl(stream, request, varargs) { - var sock = stream.node.sock; - return sock.sock_ops.ioctl(sock, request, varargs); - }, - read(stream, buffer, offset, length, position) { - /* ignored */ var sock = stream.node.sock; - var msg = sock.sock_ops.recvmsg(sock, length); - if (!msg) { - return 0; - } - buffer.set(msg.buffer, offset); - return msg.buffer.length; - }, - write(stream, buffer, offset, length, position) { - /* ignored */ var sock = stream.node.sock; - return sock.sock_ops.sendmsg(sock, buffer, offset, length); - }, - close(stream) { - var sock = stream.node.sock; - sock.sock_ops.close(sock); - } - }, - nextname() { - if (!SOCKFS.nextname.current) { - SOCKFS.nextname.current = 0; - } - return "socket[" + (SOCKFS.nextname.current++) + "]"; - }, - websocket_sock_ops: { - createPeer(sock, addr, port) { - var ws; - if (typeof addr == "object") { - ws = addr; - addr = null; - port = null; - } - if (ws) { - if (ws._socket) { - addr = ws._socket.remoteAddress; - port = ws._socket.remotePort; - } else { - var result = /ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url); - if (!result) { - throw new Error("WebSocket URL must be in the format ws(s)://address:port"); - } - addr = result[1]; - port = parseInt(result[2], 10); - } - } else { - try { - var runtimeConfig = (Module["websocket"] && ("object" === typeof Module["websocket"])); - var url = "ws:#".replace("#", "//"); - if (runtimeConfig) { - if("function"===typeof Module["websocket"]["url"]) { -url = Module["websocket"]["url"](...arguments); -}else if ("string" === typeof Module["websocket"]["url"]) { - url = Module["websocket"]["url"]; - } - } - if (url === "ws://" || url === "wss://") { - var parts = addr.split("/"); - url = url + parts[0] + ":" + port + "/" + parts.slice(1).join("/"); - } - var subProtocols = "binary"; - if (runtimeConfig) { - if ("string" === typeof Module["websocket"]["subprotocol"]) { - subProtocols = Module["websocket"]["subprotocol"]; - } - } - var opts = undefined; - if (subProtocols !== "null") { - subProtocols = subProtocols.replace(/^ +| +$/g, "").split(/ *, */); - opts = subProtocols; - } - if (runtimeConfig && null === Module["websocket"]["subprotocol"]) { - subProtocols = "null"; - opts = undefined; - } - var WebSocketConstructor; - if (ENVIRONMENT_IS_NODE) { - WebSocketConstructor = /** @type{(typeof WebSocket)} */ (require("ws")); - } else { - WebSocketConstructor = WebSocket; - } - if (Module['websocket']['decorator']) {WebSocketConstructor = Module['websocket']['decorator'](WebSocketConstructor);}ws = new WebSocketConstructor(url, opts); - ws.binaryType = "arraybuffer"; - } catch (e) { - throw new FS.ErrnoError(23); - } - } - var peer = { - addr: addr, - port: port, - socket: ws, - dgram_send_queue: [] - }; - SOCKFS.websocket_sock_ops.addPeer(sock, peer); - SOCKFS.websocket_sock_ops.handlePeerEvents(sock, peer); - if (sock.type === 2 && typeof sock.sport != "undefined") { - peer.dgram_send_queue.push(new Uint8Array([ 255, 255, 255, 255, "p".charCodeAt(0), "o".charCodeAt(0), "r".charCodeAt(0), "t".charCodeAt(0), ((sock.sport & 65280) >> 8), (sock.sport & 255) ])); - } - return peer; - }, - getPeer(sock, addr, port) { - return sock.peers[addr + ":" + port]; - }, - addPeer(sock, peer) { - sock.peers[peer.addr + ":" + peer.port] = peer; - }, - removePeer(sock, peer) { - delete sock.peers[peer.addr + ":" + peer.port]; - }, - handlePeerEvents(sock, peer) { - var first = true; - var handleOpen = function() { - Module["websocket"].emit("open", sock.stream.fd); - try { - var queued = peer.dgram_send_queue.shift(); - while (queued) { - peer.socket.send(queued); - queued = peer.dgram_send_queue.shift(); - } - } catch (e) { - peer.socket.close(); - } - }; - function handleMessage(data) { - if (typeof data == "string") { - var encoder = new TextEncoder; - data = encoder.encode(data); - } else { - assert(data.byteLength !== undefined); - if (data.byteLength == 0) { - return; - } - data = new Uint8Array(data); - } - var wasfirst = first; - first = false; - if (wasfirst && data.length === 10 && data[0] === 255 && data[1] === 255 && data[2] === 255 && data[3] === 255 && data[4] === "p".charCodeAt(0) && data[5] === "o".charCodeAt(0) && data[6] === "r".charCodeAt(0) && data[7] === "t".charCodeAt(0)) { - var newport = ((data[8] << 8) | data[9]); - SOCKFS.websocket_sock_ops.removePeer(sock, peer); - peer.port = newport; - SOCKFS.websocket_sock_ops.addPeer(sock, peer); - return; - } - sock.recv_queue.push({ - addr: peer.addr, - port: peer.port, - data: data - }); - Module["websocket"].emit("message", sock.stream.fd); - } - if (ENVIRONMENT_IS_NODE) { - peer.socket.on("open", handleOpen); - peer.socket.on("message", function(data, isBinary) { - if (!isBinary) { - return; - } - handleMessage((new Uint8Array(data)).buffer); - }); - peer.socket.on("close", function() { - Module["websocket"].emit("close", sock.stream.fd); - }); - peer.socket.on("error", function(error) { - sock.error = 14; - Module["websocket"].emit("error", [ sock.stream.fd, sock.error, "ECONNREFUSED: Connection refused" ]); - }); - } else { - peer.socket.onopen = handleOpen; - peer.socket.onclose = function() { - Module["websocket"].emit("close", sock.stream.fd); - }; - peer.socket.onmessage = function peer_socket_onmessage(event) { - handleMessage(event.data); - }; - peer.socket.onerror = function(error) { - sock.error = 14; - Module["websocket"].emit("error", [ sock.stream.fd, sock.error, "ECONNREFUSED: Connection refused" ]); - }; - } - }, - poll(sock) { - if (sock.type === 1 && sock.server) { - return sock.pending.length ? (64 | 1) : 0; - } - var mask = 0; - var dest = sock.type === 1 ? SOCKFS.websocket_sock_ops.getPeer(sock, sock.daddr, sock.dport) : null; - if (sock.recv_queue.length || !dest || (dest && dest.socket.readyState === dest.socket.CLOSING) || (dest && dest.socket.readyState === dest.socket.CLOSED)) { - mask |= (64 | 1); - } - if (!dest || (dest && dest.socket.readyState === dest.socket.OPEN)) { - mask |= 4; - } - if ((dest && dest.socket.readyState === dest.socket.CLOSING) || (dest && dest.socket.readyState === dest.socket.CLOSED)) { - mask |= 16; - } - return mask; - }, - ioctl(sock, request, arg) { - switch (request) { - case 21531: - var bytes = 0; - if (sock.recv_queue.length) { - bytes = sock.recv_queue[0].data.length; - } - HEAP32[((arg) >> 2)] = bytes; - return 0; - - default: - return 28; - } - }, - close(sock) { - if (sock.server) { - try { - sock.server.close(); - } catch (e) {} - sock.server = null; - } - var peers = Object.keys(sock.peers); - for (var i = 0; i < peers.length; i++) { - var peer = sock.peers[peers[i]]; - try { - peer.socket.close(); - } catch (e) {} - SOCKFS.websocket_sock_ops.removePeer(sock, peer); - } - return 0; - }, - bind(sock, addr, port) { - if (typeof sock.saddr != "undefined" || typeof sock.sport != "undefined") { - throw new FS.ErrnoError(28); - } - sock.saddr = addr; - sock.sport = port; - if (sock.type === 2) { - if (sock.server) { - sock.server.close(); - sock.server = null; - } - try { - sock.sock_ops.listen(sock, 0); - } catch (e) { - if (!(e.name === "ErrnoError")) throw e; - if (e.errno !== 138) throw e; - } - } - }, - connect(sock, addr, port) { - if (sock.server) { - throw new FS.ErrnoError(138); - } - if (typeof sock.daddr != "undefined" && typeof sock.dport != "undefined") { - var dest = SOCKFS.websocket_sock_ops.getPeer(sock, sock.daddr, sock.dport); - if (dest) { - if (dest.socket.readyState === dest.socket.CONNECTING) { - throw new FS.ErrnoError(7); - } else { - throw new FS.ErrnoError(30); - } - } - } - var peer = SOCKFS.websocket_sock_ops.createPeer(sock, addr, port); - sock.daddr = peer.addr; - sock.dport = peer.port; - throw new FS.ErrnoError(26); - }, - listen(sock, backlog) { - if (!ENVIRONMENT_IS_NODE) { - throw new FS.ErrnoError(138); - } - if (sock.server) { - throw new FS.ErrnoError(28); - } - var WebSocketServer = require("ws").Server; - var host = sock.saddr; - if (Module['websocket']['serverDecorator']) {WebSocketServer = Module['websocket']['serverDecorator'](WebSocketServer);}sock.server = new WebSocketServer({ - host: host, - port: sock.sport - }); - Module["websocket"].emit("listen", sock.stream.fd); - sock.server.on("connection", function(ws) { - if (sock.type === 1) { - var newsock = SOCKFS.createSocket(sock.family, sock.type, sock.protocol); - var peer = SOCKFS.websocket_sock_ops.createPeer(newsock, ws); - newsock.daddr = peer.addr; - newsock.dport = peer.port; - sock.pending.push(newsock); - Module["websocket"].emit("connection", newsock.stream.fd); - } else { - SOCKFS.websocket_sock_ops.createPeer(sock, ws); - Module["websocket"].emit("connection", sock.stream.fd); - } - }); - sock.server.on("close", function() { - Module["websocket"].emit("close", sock.stream.fd); - sock.server = null; - }); - sock.server.on("error", function(error) { - sock.error = 23; - Module["websocket"].emit("error", [ sock.stream.fd, sock.error, "EHOSTUNREACH: Host is unreachable" ]); - }); - }, - accept(listensock) { - if (!listensock.server || !listensock.pending.length) { - throw new FS.ErrnoError(28); - } - var newsock = listensock.pending.shift(); - newsock.stream.flags = listensock.stream.flags; - return newsock; - }, - getname(sock, peer) { - var addr, port; - if (peer) { - if (sock.daddr === undefined || sock.dport === undefined) { - throw new FS.ErrnoError(53); - } - addr = sock.daddr; - port = sock.dport; - } else { - addr = sock.saddr || 0; - port = sock.sport || 0; - } - return { - addr: addr, - port: port - }; - }, - sendmsg(sock, buffer, offset, length, addr, port) { - if (sock.type === 2) { - if (addr === undefined || port === undefined) { - addr = sock.daddr; - port = sock.dport; - } - if (addr === undefined || port === undefined) { - throw new FS.ErrnoError(17); - } - } else { - addr = sock.daddr; - port = sock.dport; - } - var dest = SOCKFS.websocket_sock_ops.getPeer(sock, addr, port); - if (sock.type === 1) { - if (!dest || dest.socket.readyState === dest.socket.CLOSING || dest.socket.readyState === dest.socket.CLOSED) { - throw new FS.ErrnoError(53); - } else if (dest.socket.readyState === dest.socket.CONNECTING) { - throw new FS.ErrnoError(6); - } - } - if (ArrayBuffer.isView(buffer)) { - offset += buffer.byteOffset; - buffer = buffer.buffer; - } - var data; - data = buffer.slice(offset, offset + length); - if (sock.type === 2) { - if (!dest || dest.socket.readyState !== dest.socket.OPEN) { - if (!dest || dest.socket.readyState === dest.socket.CLOSING || dest.socket.readyState === dest.socket.CLOSED) { - dest = SOCKFS.websocket_sock_ops.createPeer(sock, addr, port); - } - dest.dgram_send_queue.push(data); - return length; - } - } - try { - dest.socket.send(data); - return length; - } catch (e) { - throw new FS.ErrnoError(28); - } - }, - recvmsg(sock, length, flags) { - if (sock.type === 1 && sock.server) { - throw new FS.ErrnoError(53); - } - var queued = sock.recv_queue.shift(); - if (!queued) { - if (sock.type === 1) { - var dest = SOCKFS.websocket_sock_ops.getPeer(sock, sock.daddr, sock.dport); - if (!dest) { - throw new FS.ErrnoError(53); - } - if (dest.socket.readyState === dest.socket.CLOSING || dest.socket.readyState === dest.socket.CLOSED) { - return null; - } - throw new FS.ErrnoError(6); - } - throw new FS.ErrnoError(6); - } - var queuedLength = queued.data.byteLength || queued.data.length; - var queuedOffset = queued.data.byteOffset || 0; - var queuedBuffer = queued.data.buffer || queued.data; - var bytesRead = Math.min(length, queuedLength); - var res = { - buffer: new Uint8Array(queuedBuffer, queuedOffset, bytesRead), - addr: queued.addr, - port: queued.port - }; - if (flags&2) {bytesRead = 0;} if (sock.type === 1 && bytesRead < queuedLength) { - var bytesRemaining = queuedLength - bytesRead; - queued.data = new Uint8Array(queuedBuffer, queuedOffset + bytesRead, bytesRemaining); - sock.recv_queue.unshift(queued); - } - return res; - } - } -}; - -var getSocketFromFD = fd => { - var socket = SOCKFS.getSocket(fd); - if (!socket) throw new FS.ErrnoError(8); - return socket; -}; - -var inetPton4 = str => { - var b = str.split("."); - for (var i = 0; i < 4; i++) { - var tmp = Number(b[i]); - if (isNaN(tmp)) return null; - b[i] = tmp; - } - return (b[0] | (b[1] << 8) | (b[2] << 16) | (b[3] << 24)) >>> 0; -}; - -/** @suppress {checkTypes} */ var jstoi_q = str => parseInt(str); - -var inetPton6 = str => { - var words; - var w, offset, z; - /* http://home.deds.nl/~aeron/regex/ */ var valid6regx = /^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i; - var parts = []; - if (!valid6regx.test(str)) { - return null; - } - if (str === "::") { - return [ 0, 0, 0, 0, 0, 0, 0, 0 ]; - } - if (str.startsWith("::")) { - str = str.replace("::", "Z:"); - } else { - str = str.replace("::", ":Z:"); - } - if (str.indexOf(".") > 0) { - str = str.replace(new RegExp("[.]", "g"), ":"); - words = str.split(":"); - words[words.length - 4] = jstoi_q(words[words.length - 4]) + jstoi_q(words[words.length - 3]) * 256; - words[words.length - 3] = jstoi_q(words[words.length - 2]) + jstoi_q(words[words.length - 1]) * 256; - words = words.slice(0, words.length - 2); - } else { - words = str.split(":"); - } - offset = 0; - z = 0; - for (w = 0; w < words.length; w++) { - if (typeof words[w] == "string") { - if (words[w] === "Z") { - for (z = 0; z < (8 - words.length + 1); z++) { - parts[w + z] = 0; - } - offset = z - 1; - } else { - parts[w + offset] = _htons(parseInt(words[w], 16)); - } - } else { - parts[w + offset] = words[w]; - } - } - return [ (parts[1] << 16) | parts[0], (parts[3] << 16) | parts[2], (parts[5] << 16) | parts[4], (parts[7] << 16) | parts[6] ]; -}; - -/** @param {number=} addrlen */ var writeSockaddr = (sa, family, addr, port, addrlen) => { - switch (family) { - case 2: - addr = inetPton4(addr); - zeroMemory(sa, 16); - if (addrlen) { - HEAP32[((addrlen) >> 2)] = 16; - } - HEAP16[((sa) >> 1)] = family; - HEAP32[(((sa) + (4)) >> 2)] = addr; - HEAP16[(((sa) + (2)) >> 1)] = _htons(port); - break; - - case 10: - addr = inetPton6(addr); - zeroMemory(sa, 28); - if (addrlen) { - HEAP32[((addrlen) >> 2)] = 28; - } - HEAP32[((sa) >> 2)] = family; - HEAP32[(((sa) + (8)) >> 2)] = addr[0]; - HEAP32[(((sa) + (12)) >> 2)] = addr[1]; - HEAP32[(((sa) + (16)) >> 2)] = addr[2]; - HEAP32[(((sa) + (20)) >> 2)] = addr[3]; - HEAP16[(((sa) + (2)) >> 1)] = _htons(port); - break; - - default: - return 5; - } - return 0; -}; - -var DNS = { - address_map: { - id: 1, - addrs: {}, - names: {} - }, - lookup_name(name) { - var res = inetPton4(name); - if (res !== null) { - return name; - } - res = inetPton6(name); - if (res !== null) { - return name; - } - var addr; - if (DNS.address_map.addrs[name]) { - addr = DNS.address_map.addrs[name]; - } else { - var id = DNS.address_map.id++; - assert(id < 65535, "exceeded max address mappings of 65535"); - addr = "172.29." + (id & 255) + "." + (id & 65280); - DNS.address_map.names[addr] = name; - DNS.address_map.addrs[name] = addr; - } - return addr; - }, - lookup_addr(addr) { - if (DNS.address_map.names[addr]) { - return DNS.address_map.names[addr]; - } - return null; - } -}; - -function ___syscall_accept4(fd, addr, addrlen, flags, d1, d2) { - try { - var sock = getSocketFromFD(fd); - var newsock = sock.sock_ops.accept(sock); - if (addr) { - var errno = writeSockaddr(addr, newsock.family, DNS.lookup_name(newsock.daddr), newsock.dport, addrlen); - } - return newsock.stream.fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var inetNtop4 = addr => (addr & 255) + "." + ((addr >> 8) & 255) + "." + ((addr >> 16) & 255) + "." + ((addr >> 24) & 255); - -var inetNtop6 = ints => { - var str = ""; - var word = 0; - var longest = 0; - var lastzero = 0; - var zstart = 0; - var len = 0; - var i = 0; - var parts = [ ints[0] & 65535, (ints[0] >> 16), ints[1] & 65535, (ints[1] >> 16), ints[2] & 65535, (ints[2] >> 16), ints[3] & 65535, (ints[3] >> 16) ]; - var hasipv4 = true; - var v4part = ""; - for (i = 0; i < 5; i++) { - if (parts[i] !== 0) { - hasipv4 = false; - break; - } - } - if (hasipv4) { - v4part = inetNtop4(parts[6] | (parts[7] << 16)); - if (parts[5] === -1) { - str = "::ffff:"; - str += v4part; - return str; - } - if (parts[5] === 0) { - str = "::"; - if (v4part === "0.0.0.0") v4part = ""; - if (v4part === "0.0.0.1") v4part = "1"; - str += v4part; - return str; - } - } - for (word = 0; word < 8; word++) { - if (parts[word] === 0) { - if (word - lastzero > 1) { - len = 0; - } - lastzero = word; - len++; - } - if (len > longest) { - longest = len; - zstart = word - longest + 1; - } - } - for (word = 0; word < 8; word++) { - if (longest > 1) { - if (parts[word] === 0 && word >= zstart && word < (zstart + longest)) { - if (word === zstart) { - str += ":"; - if (zstart === 0) str += ":"; - } - continue; - } - } - str += Number(_ntohs(parts[word] & 65535)).toString(16); - str += word < 7 ? ":" : ""; - } - return str; -}; - -var readSockaddr = (sa, salen) => { - var family = HEAP16[((sa) >> 1)]; - var port = _ntohs(HEAPU16[(((sa) + (2)) >> 1)]); - var addr; - switch (family) { - case 2: - if (salen !== 16) { - return { - errno: 28 - }; - } - addr = HEAP32[(((sa) + (4)) >> 2)]; - addr = inetNtop4(addr); - break; - - case 10: - if (salen !== 28) { - return { - errno: 28 - }; - } - addr = [ HEAP32[(((sa) + (8)) >> 2)], HEAP32[(((sa) + (12)) >> 2)], HEAP32[(((sa) + (16)) >> 2)], HEAP32[(((sa) + (20)) >> 2)] ]; - addr = inetNtop6(addr); - break; - - default: - return { - errno: 5 - }; - } - return { - family: family, - addr: addr, - port: port - }; -}; - -/** @param {boolean=} allowNull */ var getSocketAddress = (addrp, addrlen, allowNull) => { - if (allowNull && addrp === 0) return null; - var info = readSockaddr(addrp, addrlen); - if (info.errno) throw new FS.ErrnoError(info.errno); - info.addr = DNS.lookup_addr(info.addr) || info.addr; - return info; -}; - -function ___syscall_bind(fd, addr, addrlen, d1, d2, d3) { - try { - var sock = getSocketFromFD(fd); - var info = getSocketAddress(addr, addrlen); - sock.sock_ops.bind(sock, info.addr, info.port); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var SYSCALLS = { - DEFAULT_POLLMASK: 5, - calculateAt(dirfd, path, allowEmpty) { - if (PATH.isAbs(path)) { - return path; - } - var dir; - if (dirfd === -100) { - dir = FS.cwd(); - } else { - var dirstream = SYSCALLS.getStreamFromFD(dirfd); - dir = dirstream.path; - } - if (path.length == 0) { - if (!allowEmpty) { - throw new FS.ErrnoError(44); - } - return dir; - } - return PATH.join2(dir, path); - }, - doStat(func, path, buf) { - var stat = func(path); - HEAP32[((buf) >> 2)] = stat.dev; - HEAP32[(((buf) + (4)) >> 2)] = stat.mode; - HEAPU32[(((buf) + (8)) >> 2)] = stat.nlink; - HEAP32[(((buf) + (12)) >> 2)] = stat.uid; - HEAP32[(((buf) + (16)) >> 2)] = stat.gid; - HEAP32[(((buf) + (20)) >> 2)] = stat.rdev; - (tempI64 = [ stat.size >>> 0, (tempDouble = stat.size, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (24)) >> 2)] = tempI64[0], HEAP32[(((buf) + (28)) >> 2)] = tempI64[1]); - HEAP32[(((buf) + (32)) >> 2)] = 4096; - HEAP32[(((buf) + (36)) >> 2)] = stat.blocks; - var atime = stat.atime.getTime(); - var mtime = stat.mtime.getTime(); - var ctime = stat.ctime.getTime(); - (tempI64 = [ Math.floor(atime / 1e3) >>> 0, (tempDouble = Math.floor(atime / 1e3), - (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (40)) >> 2)] = tempI64[0], HEAP32[(((buf) + (44)) >> 2)] = tempI64[1]); - HEAPU32[(((buf) + (48)) >> 2)] = (atime % 1e3) * 1e3; - (tempI64 = [ Math.floor(mtime / 1e3) >>> 0, (tempDouble = Math.floor(mtime / 1e3), - (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (56)) >> 2)] = tempI64[0], HEAP32[(((buf) + (60)) >> 2)] = tempI64[1]); - HEAPU32[(((buf) + (64)) >> 2)] = (mtime % 1e3) * 1e3; - (tempI64 = [ Math.floor(ctime / 1e3) >>> 0, (tempDouble = Math.floor(ctime / 1e3), - (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (72)) >> 2)] = tempI64[0], HEAP32[(((buf) + (76)) >> 2)] = tempI64[1]); - HEAPU32[(((buf) + (80)) >> 2)] = (ctime % 1e3) * 1e3; - (tempI64 = [ stat.ino >>> 0, (tempDouble = stat.ino, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (88)) >> 2)] = tempI64[0], HEAP32[(((buf) + (92)) >> 2)] = tempI64[1]); - return 0; - }, - doMsync(addr, stream, len, flags, offset) { - if (!FS.isFile(stream.node.mode)) { - throw new FS.ErrnoError(43); - } - if (flags & 2) { - return 0; - } - var buffer = HEAPU8.slice(addr, addr + len); - FS.msync(stream, buffer, offset, len, flags); - }, - getStreamFromFD(fd) { - var stream = FS.getStreamChecked(fd); - return stream; - }, - varargs: undefined, - getStr(ptr) { - var ret = UTF8ToString(ptr); - return ret; - } -}; - -function ___syscall_chdir(path) { - try { - path = SYSCALLS.getStr(path); - FS.chdir(path); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_chmod(path, mode) { - try { - path = SYSCALLS.getStr(path); - FS.chmod(path, mode); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_connect(fd, addr, addrlen, d1, d2, d3) { - try { - var sock = getSocketFromFD(fd); - var info = getSocketAddress(addr, addrlen); - sock.sock_ops.connect(sock, info.addr, info.port); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_dup(fd) { - try { - var old = SYSCALLS.getStreamFromFD(fd); - return FS.dupStream(old).fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_dup3(fd, newfd, flags) { - try { - var old = SYSCALLS.getStreamFromFD(fd); - if (old.fd === newfd) return -28; - var existing = FS.getStream(newfd); - if (existing) FS.close(existing); - return FS.dupStream(old, newfd).fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_faccessat(dirfd, path, amode, flags) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - if (amode & ~7) { - return -28; - } - var lookup = FS.lookupPath(path, { - follow: true - }); - var node = lookup.node; - if (!node) { - return -44; - } - var perms = ""; - if (amode & 4) perms += "r"; - if (amode & 2) perms += "w"; - if (amode & 1) perms += "x"; - if (perms && /* otherwise, they've just passed F_OK */ FS.nodePermissions(node, perms)) { - return -2; - } - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var convertI32PairToI53Checked = (lo, hi) => ((hi + 2097152) >>> 0 < 4194305 - !!lo) ? (lo >>> 0) + hi * 4294967296 : NaN; - -function ___syscall_fallocate(fd, mode, offset_low, offset_high, len_low, len_high) { - var offset = convertI32PairToI53Checked(offset_low, offset_high); - var len = convertI32PairToI53Checked(len_low, len_high); - try { - if (isNaN(offset)) return 61; - var stream = SYSCALLS.getStreamFromFD(fd); - FS.allocate(stream, offset, len); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_fchmod(fd, mode) { - try { - FS.fchmod(fd, mode); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_fchown32(fd, owner, group) { - try { - FS.fchown(fd, owner, group); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_fchownat(dirfd, path, owner, group, flags) { - try { - path = SYSCALLS.getStr(path); - var nofollow = flags & 256; - flags = flags & (~256); - path = SYSCALLS.calculateAt(dirfd, path); - (nofollow ? FS.lchown : FS.chown)(path, owner, group); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -/** @suppress {duplicate } */ function syscallGetVarargI() { - var ret = HEAP32[((+SYSCALLS.varargs) >> 2)]; - SYSCALLS.varargs += 4; - return ret; -} - -var syscallGetVarargP = syscallGetVarargI; - -function ___syscall_fcntl64(fd, cmd, varargs) { - SYSCALLS.varargs = varargs; - try { - var stream = SYSCALLS.getStreamFromFD(fd); - switch (cmd) { - case 0: - { - var arg = syscallGetVarargI(); - if (arg < 0) { - return -28; - } - while (FS.streams[arg]) { - arg++; - } - var newStream; - newStream = FS.dupStream(stream, arg); - return newStream.fd; - } - - case 1: - case 2: - return 0; - - case 3: - return stream.flags; - - case 4: - { - var arg = syscallGetVarargI(); - stream.flags |= arg; - return 0; - } - - case 12: - { - var arg = syscallGetVarargP(); - var offset = 0; - HEAP16[(((arg) + (offset)) >> 1)] = 2; - return 0; - } - - case 13: - case 14: - return 0; - } - return -28; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_fdatasync(fd) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_fstat64(fd, buf) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - return SYSCALLS.doStat(FS.stat, stream.path, buf); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_ftruncate64(fd, length_low, length_high) { - var length = convertI32PairToI53Checked(length_low, length_high); - try { - if (isNaN(length)) return 61; - FS.ftruncate(fd, length); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var stringToUTF8 = (str, outPtr, maxBytesToWrite) => stringToUTF8Array(str, HEAPU8, outPtr, maxBytesToWrite); - -Module["stringToUTF8"] = stringToUTF8; - -function ___syscall_getcwd(buf, size) { - try { - if (size === 0) return -28; - var cwd = FS.cwd(); - var cwdLengthInBytes = lengthBytesUTF8(cwd) + 1; - if (size < cwdLengthInBytes) return -68; - stringToUTF8(cwd, buf, size); - return cwdLengthInBytes; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_getdents64(fd, dirp, count) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - stream.getdents ||= FS.readdir(stream.path); - var struct_size = 280; - var pos = 0; - var off = FS.llseek(stream, 0, 1); - var idx = Math.floor(off / struct_size); - while (idx < stream.getdents.length && pos + struct_size <= count) { - var id; - var type; - var name = stream.getdents[idx]; - if (name === ".") { - id = stream.node.id; - type = 4; - } else if (name === "..") { - var lookup = FS.lookupPath(stream.path, { - parent: true - }); - id = lookup.node.id; - type = 4; - } else { - var child = FS.lookupNode(stream.node, name); - id = child.id; - type = FS.isChrdev(child.mode) ? 2 : FS.isDir(child.mode) ? 4 : FS.isLink(child.mode) ? 10 : 8; - } - (tempI64 = [ id >>> 0, (tempDouble = id, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[((dirp + pos) >> 2)] = tempI64[0], HEAP32[(((dirp + pos) + (4)) >> 2)] = tempI64[1]); - (tempI64 = [ (idx + 1) * struct_size >>> 0, (tempDouble = (idx + 1) * struct_size, - (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((dirp + pos) + (8)) >> 2)] = tempI64[0], HEAP32[(((dirp + pos) + (12)) >> 2)] = tempI64[1]); - HEAP16[(((dirp + pos) + (16)) >> 1)] = 280; - HEAP8[(dirp + pos) + (18)] = type; - stringToUTF8(name, dirp + pos + 19, 256); - pos += struct_size; - idx += 1; - } - FS.llseek(stream, idx * struct_size, 0); - return pos; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_getpeername(fd, addr, addrlen, d1, d2, d3) { - try { - var sock = getSocketFromFD(fd); - if (!sock.daddr) { - return -53; - } - var errno = writeSockaddr(addr, sock.family, DNS.lookup_name(sock.daddr), sock.dport, addrlen); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_getsockname(fd, addr, addrlen, d1, d2, d3) { - try { - var sock = getSocketFromFD(fd); - var errno = writeSockaddr(addr, sock.family, DNS.lookup_name(sock.saddr || "0.0.0.0"), sock.sport, addrlen); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_getsockopt(fd, level, optname, optval, optlen, d1) { - try { - var sock = getSocketFromFD(fd); - if (level === 1) { - if (optname === 4) { - HEAP32[((optval) >> 2)] = sock.error; - HEAP32[((optlen) >> 2)] = 4; - sock.error = null; - return 0; - } - } - return -50; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_ioctl(fd, op, varargs) { - SYSCALLS.varargs = varargs; - try { - var stream = SYSCALLS.getStreamFromFD(fd); - switch (op) { - case 21509: - { - if (!stream.tty) return -59; - return 0; - } - - case 21505: - { - if (!stream.tty) return -59; - if (stream.tty.ops.ioctl_tcgets) { - var termios = stream.tty.ops.ioctl_tcgets(stream); - var argp = syscallGetVarargP(); - HEAP32[((argp) >> 2)] = termios.c_iflag || 0; - HEAP32[(((argp) + (4)) >> 2)] = termios.c_oflag || 0; - HEAP32[(((argp) + (8)) >> 2)] = termios.c_cflag || 0; - HEAP32[(((argp) + (12)) >> 2)] = termios.c_lflag || 0; - for (var i = 0; i < 32; i++) { - HEAP8[(argp + i) + (17)] = termios.c_cc[i] || 0; - } - return 0; - } - return 0; - } - - case 21510: - case 21511: - case 21512: - { - if (!stream.tty) return -59; - return 0; - } - - case 21506: - case 21507: - case 21508: - { - if (!stream.tty) return -59; - if (stream.tty.ops.ioctl_tcsets) { - var argp = syscallGetVarargP(); - var c_iflag = HEAP32[((argp) >> 2)]; - var c_oflag = HEAP32[(((argp) + (4)) >> 2)]; - var c_cflag = HEAP32[(((argp) + (8)) >> 2)]; - var c_lflag = HEAP32[(((argp) + (12)) >> 2)]; - var c_cc = []; - for (var i = 0; i < 32; i++) { - c_cc.push(HEAP8[(argp + i) + (17)]); - } - return stream.tty.ops.ioctl_tcsets(stream.tty, op, { - c_iflag: c_iflag, - c_oflag: c_oflag, - c_cflag: c_cflag, - c_lflag: c_lflag, - c_cc: c_cc - }); - } - return 0; - } - - case 21519: - { - if (!stream.tty) return -59; - var argp = syscallGetVarargP(); - HEAP32[((argp) >> 2)] = 0; - return 0; - } - - case 21520: - { - if (!stream.tty) return -59; - return -28; - } - - case 21531: - { - var argp = syscallGetVarargP(); - return FS.ioctl(stream, op, argp); - } - - case 21523: - { - if (!stream.tty) return -59; - if (stream.tty.ops.ioctl_tiocgwinsz) { - var winsize = stream.tty.ops.ioctl_tiocgwinsz(stream.tty); - var argp = syscallGetVarargP(); - HEAP16[((argp) >> 1)] = winsize[0]; - HEAP16[(((argp) + (2)) >> 1)] = winsize[1]; - } - return 0; - } - - case 21524: - { - if (!stream.tty) return -59; - return 0; - } - - case 21515: - { - if (!stream.tty) return -59; - return 0; - } - - default: - return -28; - } - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_listen(fd, backlog) { - try { - var sock = getSocketFromFD(fd); - sock.sock_ops.listen(sock, backlog); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_lstat64(path, buf) { - try { - path = SYSCALLS.getStr(path); - return SYSCALLS.doStat(FS.lstat, path, buf); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_mkdirat(dirfd, path, mode) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - path = PATH.normalize(path); - if (path[path.length - 1] === "/") path = path.substr(0, path.length - 1); - FS.mkdir(path, mode, 0); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_newfstatat(dirfd, path, buf, flags) { - try { - path = SYSCALLS.getStr(path); - var nofollow = flags & 256; - var allowEmpty = flags & 4096; - flags = flags & (~6400); - path = SYSCALLS.calculateAt(dirfd, path, allowEmpty); - return SYSCALLS.doStat(nofollow ? FS.lstat : FS.stat, path, buf); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_openat(dirfd, path, flags, varargs) { - SYSCALLS.varargs = varargs; - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - var mode = varargs ? syscallGetVarargI() : 0; - return FS.open(path, flags, mode).fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var PIPEFS = { - BUCKET_BUFFER_SIZE: 8192, - mount(mount) { - return FS.createNode(null, "/", 16384 | 511, /* 0777 */ 0); - }, - createPipe() { - var pipe = { - buckets: [], - refcnt: 2 - }; - pipe.buckets.push({ - buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), - offset: 0, - roffset: 0 - }); - var rName = PIPEFS.nextname(); - var wName = PIPEFS.nextname(); - var rNode = FS.createNode(PIPEFS.root, rName, 4096, 0); - var wNode = FS.createNode(PIPEFS.root, wName, 4096, 0); - rNode.pipe = pipe; - wNode.pipe = pipe; - var readableStream = FS.createStream({ - path: rName, - node: rNode, - flags: 0, - seekable: false, - stream_ops: PIPEFS.stream_ops - }); - rNode.stream = readableStream; - var writableStream = FS.createStream({ - path: wName, - node: wNode, - flags: 1, - seekable: false, - stream_ops: PIPEFS.stream_ops - }); - wNode.stream = writableStream; - return { - readable_fd: readableStream.fd, - writable_fd: writableStream.fd - }; - }, - stream_ops: { - poll(stream) { - var pipe = stream.node.pipe; - if ((stream.flags & 2097155) === 1) { - return (256 | 4); - } - if (pipe.buckets.length > 0) { - for (var i = 0; i < pipe.buckets.length; i++) { - var bucket = pipe.buckets[i]; - if (bucket.offset - bucket.roffset > 0) { - return (64 | 1); - } - } - } - return 0; - }, - ioctl(stream, request, varargs) { - return 28; - }, - fsync(stream) { - return 28; - }, - read(stream, buffer, offset, length, position) { - /* ignored */ var pipe = stream.node.pipe; - var currentLength = 0; - for (var i = 0; i < pipe.buckets.length; i++) { - var bucket = pipe.buckets[i]; - currentLength += bucket.offset - bucket.roffset; - } - var data = buffer.subarray(offset, offset + length); - if (length <= 0) { - return 0; - } - if (currentLength == 0) { - throw new FS.ErrnoError(6); - } - var toRead = Math.min(currentLength, length); - var totalRead = toRead; - var toRemove = 0; - for (var i = 0; i < pipe.buckets.length; i++) { - var currBucket = pipe.buckets[i]; - var bucketSize = currBucket.offset - currBucket.roffset; - if (toRead <= bucketSize) { - var tmpSlice = currBucket.buffer.subarray(currBucket.roffset, currBucket.offset); - if (toRead < bucketSize) { - tmpSlice = tmpSlice.subarray(0, toRead); - currBucket.roffset += toRead; - } else { - toRemove++; - } - data.set(tmpSlice); - break; - } else { - var tmpSlice = currBucket.buffer.subarray(currBucket.roffset, currBucket.offset); - data.set(tmpSlice); - data = data.subarray(tmpSlice.byteLength); - toRead -= tmpSlice.byteLength; - toRemove++; - } - } - if (toRemove && toRemove == pipe.buckets.length) { - toRemove--; - pipe.buckets[toRemove].offset = 0; - pipe.buckets[toRemove].roffset = 0; - } - pipe.buckets.splice(0, toRemove); - return totalRead; - }, - write(stream, buffer, offset, length, position) { - /* ignored */ var pipe = stream.node.pipe; - var data = buffer.subarray(offset, offset + length); - var dataLen = data.byteLength; - if (dataLen <= 0) { - return 0; - } - var currBucket = null; - if (pipe.buckets.length == 0) { - currBucket = { - buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), - offset: 0, - roffset: 0 - }; - pipe.buckets.push(currBucket); - } else { - currBucket = pipe.buckets[pipe.buckets.length - 1]; - } - assert(currBucket.offset <= PIPEFS.BUCKET_BUFFER_SIZE); - var freeBytesInCurrBuffer = PIPEFS.BUCKET_BUFFER_SIZE - currBucket.offset; - if (freeBytesInCurrBuffer >= dataLen) { - currBucket.buffer.set(data, currBucket.offset); - currBucket.offset += dataLen; - return dataLen; - } else if (freeBytesInCurrBuffer > 0) { - currBucket.buffer.set(data.subarray(0, freeBytesInCurrBuffer), currBucket.offset); - currBucket.offset += freeBytesInCurrBuffer; - data = data.subarray(freeBytesInCurrBuffer, data.byteLength); - } - var numBuckets = (data.byteLength / PIPEFS.BUCKET_BUFFER_SIZE) | 0; - var remElements = data.byteLength % PIPEFS.BUCKET_BUFFER_SIZE; - for (var i = 0; i < numBuckets; i++) { - var newBucket = { - buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), - offset: PIPEFS.BUCKET_BUFFER_SIZE, - roffset: 0 - }; - pipe.buckets.push(newBucket); - newBucket.buffer.set(data.subarray(0, PIPEFS.BUCKET_BUFFER_SIZE)); - data = data.subarray(PIPEFS.BUCKET_BUFFER_SIZE, data.byteLength); - } - if (remElements > 0) { - var newBucket = { - buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), - offset: data.byteLength, - roffset: 0 - }; - pipe.buckets.push(newBucket); - newBucket.buffer.set(data); - } - return dataLen; - }, - close(stream) { - var pipe = stream.node.pipe; - pipe.refcnt--; - if (pipe.refcnt === 0) { - pipe.buckets = null; - } - } - }, - nextname() { - if (!PIPEFS.nextname.current) { - PIPEFS.nextname.current = 0; - } - return "pipe[" + (PIPEFS.nextname.current++) + "]"; - } -}; - -function ___syscall_pipe(fdPtr) { - try { - if (fdPtr == 0) { - throw new FS.ErrnoError(21); - } - var res = PIPEFS.createPipe(); - HEAP32[((fdPtr) >> 2)] = res.readable_fd; - HEAP32[(((fdPtr) + (4)) >> 2)] = res.writable_fd; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_poll(fds, nfds, timeout) { - try { - var nonzero = 0; - for (var i = 0; i < nfds; i++) { - var pollfd = fds + 8 * i; - var fd = HEAP32[((pollfd) >> 2)]; - var events = HEAP16[(((pollfd) + (4)) >> 1)]; - var mask = 32; - var stream = FS.getStream(fd); - if (stream) { - mask = SYSCALLS.DEFAULT_POLLMASK; - if (stream.stream_ops?.poll) { - mask = stream.stream_ops.poll(stream, -1); - } - } - mask &= events | 8 | 16; - if (mask) nonzero++; - HEAP16[(((pollfd) + (6)) >> 1)] = mask; - } - return nonzero; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_readlinkat(dirfd, path, buf, bufsize) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - if (bufsize <= 0) return -28; - var ret = FS.readlink(path); - var len = Math.min(bufsize, lengthBytesUTF8(ret)); - var endChar = HEAP8[buf + len]; - stringToUTF8(ret, buf, bufsize + 1); - HEAP8[buf + len] = endChar; - return len; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_recvfrom(fd, buf, len, flags, addr, addrlen) { - try { - var sock = getSocketFromFD(fd); - var msg = sock.sock_ops.recvmsg(sock, len, typeof flags !== "undefined" ? flags : 0); - if (!msg) return 0; - if (addr) { - var errno = writeSockaddr(addr, sock.family, DNS.lookup_name(msg.addr), msg.port, addrlen); - } - HEAPU8.set(msg.buffer, buf); - return msg.buffer.byteLength; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_renameat(olddirfd, oldpath, newdirfd, newpath) { - try { - oldpath = SYSCALLS.getStr(oldpath); - newpath = SYSCALLS.getStr(newpath); - oldpath = SYSCALLS.calculateAt(olddirfd, oldpath); - newpath = SYSCALLS.calculateAt(newdirfd, newpath); - FS.rename(oldpath, newpath); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_rmdir(path) { - try { - path = SYSCALLS.getStr(path); - FS.rmdir(path); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_sendto(fd, message, length, flags, addr, addr_len) { - try { - var sock = getSocketFromFD(fd); - var dest = getSocketAddress(addr, addr_len, true); - if (!dest) { - return FS.write(sock.stream, HEAP8, message, length); - } - return sock.sock_ops.sendmsg(sock, HEAP8, message, length, dest.addr, dest.port); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_socket(domain, type, protocol) { - try { - var sock = SOCKFS.createSocket(domain, type, protocol); - return sock.stream.fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_stat64(path, buf) { - try { - path = SYSCALLS.getStr(path); - return SYSCALLS.doStat(FS.stat, path, buf); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_statfs64(path, size, buf) { - try { - path = SYSCALLS.getStr(path); - HEAP32[(((buf) + (4)) >> 2)] = 4096; - HEAP32[(((buf) + (40)) >> 2)] = 4096; - HEAP32[(((buf) + (8)) >> 2)] = 1e6; - HEAP32[(((buf) + (12)) >> 2)] = 5e5; - HEAP32[(((buf) + (16)) >> 2)] = 5e5; - HEAP32[(((buf) + (20)) >> 2)] = FS.nextInode; - HEAP32[(((buf) + (24)) >> 2)] = 1e6; - HEAP32[(((buf) + (28)) >> 2)] = 42; - HEAP32[(((buf) + (44)) >> 2)] = 2; - HEAP32[(((buf) + (36)) >> 2)] = 255; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_symlink(target, linkpath) { - try { - target = SYSCALLS.getStr(target); - linkpath = SYSCALLS.getStr(linkpath); - FS.symlink(target, linkpath); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_unlinkat(dirfd, path, flags) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - if (flags === 0) { - FS.unlink(path); - } else if (flags === 512) { - FS.rmdir(path); - } else { - abort("Invalid flags passed to unlinkat"); - } - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var readI53FromI64 = ptr => HEAPU32[((ptr) >> 2)] + HEAP32[(((ptr) + (4)) >> 2)] * 4294967296; - -function ___syscall_utimensat(dirfd, path, times, flags) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path, true); - if (!times) { - var atime = Date.now(); - var mtime = atime; - } else { - var seconds = readI53FromI64(times); - var nanoseconds = HEAP32[(((times) + (8)) >> 2)]; - atime = (seconds * 1e3) + (nanoseconds / (1e3 * 1e3)); - times += 16; - seconds = readI53FromI64(times); - nanoseconds = HEAP32[(((times) + (8)) >> 2)]; - mtime = (seconds * 1e3) + (nanoseconds / (1e3 * 1e3)); - } - FS.utime(path, atime, mtime); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var __abort_js = () => { - abort(""); -}; - -var nowIsMonotonic = 1; - -var __emscripten_get_now_is_monotonic = () => nowIsMonotonic; - -var __emscripten_lookup_name = name => { - var nameString = UTF8ToString(name); - return inetPton4(DNS.lookup_name(nameString)); -}; - -var __emscripten_memcpy_js = (dest, src, num) => HEAPU8.copyWithin(dest, src, src + num); - -var __emscripten_runtime_keepalive_clear = () => { - noExitRuntime = false; - runtimeKeepaliveCounter = 0; -}; - -var __emscripten_throw_longjmp = () => { - throw Infinity; -}; - -function __gmtime_js(time_low, time_high, tmPtr) { - var time = convertI32PairToI53Checked(time_low, time_high); - var date = new Date(time * 1e3); - HEAP32[((tmPtr) >> 2)] = date.getUTCSeconds(); - HEAP32[(((tmPtr) + (4)) >> 2)] = date.getUTCMinutes(); - HEAP32[(((tmPtr) + (8)) >> 2)] = date.getUTCHours(); - HEAP32[(((tmPtr) + (12)) >> 2)] = date.getUTCDate(); - HEAP32[(((tmPtr) + (16)) >> 2)] = date.getUTCMonth(); - HEAP32[(((tmPtr) + (20)) >> 2)] = date.getUTCFullYear() - 1900; - HEAP32[(((tmPtr) + (24)) >> 2)] = date.getUTCDay(); - var start = Date.UTC(date.getUTCFullYear(), 0, 1, 0, 0, 0, 0); - var yday = ((date.getTime() - start) / (1e3 * 60 * 60 * 24)) | 0; - HEAP32[(((tmPtr) + (28)) >> 2)] = yday; -} - -var isLeapYear = year => year % 4 === 0 && (year % 100 !== 0 || year % 400 === 0); - -var MONTH_DAYS_LEAP_CUMULATIVE = [ 0, 31, 60, 91, 121, 152, 182, 213, 244, 274, 305, 335 ]; - -var MONTH_DAYS_REGULAR_CUMULATIVE = [ 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334 ]; - -var ydayFromDate = date => { - var leap = isLeapYear(date.getFullYear()); - var monthDaysCumulative = (leap ? MONTH_DAYS_LEAP_CUMULATIVE : MONTH_DAYS_REGULAR_CUMULATIVE); - var yday = monthDaysCumulative[date.getMonth()] + date.getDate() - 1; - return yday; -}; - -function __localtime_js(time_low, time_high, tmPtr) { - var time = convertI32PairToI53Checked(time_low, time_high); - var date = new Date(time * 1e3); - HEAP32[((tmPtr) >> 2)] = date.getSeconds(); - HEAP32[(((tmPtr) + (4)) >> 2)] = date.getMinutes(); - HEAP32[(((tmPtr) + (8)) >> 2)] = date.getHours(); - HEAP32[(((tmPtr) + (12)) >> 2)] = date.getDate(); - HEAP32[(((tmPtr) + (16)) >> 2)] = date.getMonth(); - HEAP32[(((tmPtr) + (20)) >> 2)] = date.getFullYear() - 1900; - HEAP32[(((tmPtr) + (24)) >> 2)] = date.getDay(); - var yday = ydayFromDate(date) | 0; - HEAP32[(((tmPtr) + (28)) >> 2)] = yday; - HEAP32[(((tmPtr) + (36)) >> 2)] = -(date.getTimezoneOffset() * 60); - var start = new Date(date.getFullYear(), 0, 1); - var summerOffset = new Date(date.getFullYear(), 6, 1).getTimezoneOffset(); - var winterOffset = start.getTimezoneOffset(); - var dst = (summerOffset != winterOffset && date.getTimezoneOffset() == Math.min(winterOffset, summerOffset)) | 0; - HEAP32[(((tmPtr) + (32)) >> 2)] = dst; -} - -/** @suppress {duplicate } */ var setTempRet0 = val => __emscripten_tempret_set(val); - -var __mktime_js = function(tmPtr) { - var ret = (() => { - var date = new Date(HEAP32[(((tmPtr) + (20)) >> 2)] + 1900, HEAP32[(((tmPtr) + (16)) >> 2)], HEAP32[(((tmPtr) + (12)) >> 2)], HEAP32[(((tmPtr) + (8)) >> 2)], HEAP32[(((tmPtr) + (4)) >> 2)], HEAP32[((tmPtr) >> 2)], 0); - var dst = HEAP32[(((tmPtr) + (32)) >> 2)]; - var guessedOffset = date.getTimezoneOffset(); - var start = new Date(date.getFullYear(), 0, 1); - var summerOffset = new Date(date.getFullYear(), 6, 1).getTimezoneOffset(); - var winterOffset = start.getTimezoneOffset(); - var dstOffset = Math.min(winterOffset, summerOffset); - if (dst < 0) { - HEAP32[(((tmPtr) + (32)) >> 2)] = Number(summerOffset != winterOffset && dstOffset == guessedOffset); - } else if ((dst > 0) != (dstOffset == guessedOffset)) { - var nonDstOffset = Math.max(winterOffset, summerOffset); - var trueOffset = dst > 0 ? dstOffset : nonDstOffset; - date.setTime(date.getTime() + (trueOffset - guessedOffset) * 6e4); - } - HEAP32[(((tmPtr) + (24)) >> 2)] = date.getDay(); - var yday = ydayFromDate(date) | 0; - HEAP32[(((tmPtr) + (28)) >> 2)] = yday; - HEAP32[((tmPtr) >> 2)] = date.getSeconds(); - HEAP32[(((tmPtr) + (4)) >> 2)] = date.getMinutes(); - HEAP32[(((tmPtr) + (8)) >> 2)] = date.getHours(); - HEAP32[(((tmPtr) + (12)) >> 2)] = date.getDate(); - HEAP32[(((tmPtr) + (16)) >> 2)] = date.getMonth(); - HEAP32[(((tmPtr) + (20)) >> 2)] = date.getYear(); - var timeMs = date.getTime(); - if (isNaN(timeMs)) { - return -1; - } - return timeMs / 1e3; - })(); - return (setTempRet0((tempDouble = ret, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0)), - ret >>> 0); -}; - -function __mmap_js(len, prot, flags, fd, offset_low, offset_high, allocated, addr) { - var offset = convertI32PairToI53Checked(offset_low, offset_high); - try { - if (isNaN(offset)) return 61; - var stream = SYSCALLS.getStreamFromFD(fd); - var res = FS.mmap(stream, len, offset, prot, flags); - var ptr = res.ptr; - HEAP32[((allocated) >> 2)] = res.allocated; - HEAPU32[((addr) >> 2)] = ptr; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function __munmap_js(addr, len, prot, flags, fd, offset_low, offset_high) { - var offset = convertI32PairToI53Checked(offset_low, offset_high); - try { - var stream = SYSCALLS.getStreamFromFD(fd); - if (prot & 2) { - SYSCALLS.doMsync(addr, stream, len, flags, offset); - } - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var timers = {}; - -var handleException = e => { - if (e instanceof ExitStatus || e == "unwind") { - return EXITSTATUS; - } - quit_(1, e); -}; - -var runtimeKeepaliveCounter = 0; - -var keepRuntimeAlive = () => noExitRuntime || runtimeKeepaliveCounter > 0; - -var _proc_exit = code => { - EXITSTATUS = code; - if (!keepRuntimeAlive()) { - Module["onExit"]?.(code); - ABORT = true; - } - quit_(code, new ExitStatus(code)); -}; - -/** @param {boolean|number=} implicit */ var exitJS = (status, implicit) => { - EXITSTATUS = status; - if (!keepRuntimeAlive()) { - exitRuntime(); - } - _proc_exit(status); -}; - -var _exit = exitJS; - -Module["_exit"] = _exit; - -var maybeExit = () => { - if (runtimeExited) { - return; - } - if (!keepRuntimeAlive()) { - try { - _exit(EXITSTATUS); - } catch (e) { - handleException(e); - } - } -}; - -var callUserCallback = func => { - if (runtimeExited || ABORT) { - return; - } - try { - func(); - maybeExit(); - } catch (e) { - handleException(e); - } -}; - -var _emscripten_get_now; - -_emscripten_get_now = () => performance.now(); - -var __setitimer_js = (which, timeout_ms) => { - if (timers[which]) { - clearTimeout(timers[which].id); - delete timers[which]; - } - if (!timeout_ms) return 0; - var id = setTimeout(() => { - delete timers[which]; - callUserCallback(() => __emscripten_timeout(which, _emscripten_get_now())); - }, timeout_ms); - timers[which] = { - id: id, - timeout_ms: timeout_ms - }; - return 0; -}; - -var __tzset_js = (timezone, daylight, std_name, dst_name) => { - var currentYear = (new Date).getFullYear(); - var winter = new Date(currentYear, 0, 1); - var summer = new Date(currentYear, 6, 1); - var winterOffset = winter.getTimezoneOffset(); - var summerOffset = summer.getTimezoneOffset(); - var stdTimezoneOffset = Math.max(winterOffset, summerOffset); - HEAPU32[((timezone) >> 2)] = stdTimezoneOffset * 60; - HEAP32[((daylight) >> 2)] = Number(winterOffset != summerOffset); - var extractZone = date => date.toLocaleTimeString(undefined, { - hour12: false, - timeZoneName: "short" - }).split(" ")[1]; - var winterName = extractZone(winter); - var summerName = extractZone(summer); - if (summerOffset < winterOffset) { - stringToUTF8(winterName, std_name, 17); - stringToUTF8(summerName, dst_name, 17); - } else { - stringToUTF8(winterName, dst_name, 17); - stringToUTF8(summerName, std_name, 17); - } -}; - -var _emscripten_date_now = () => Date.now(); - -var getHeapMax = () => 2147483648; - -var _emscripten_get_heap_max = () => getHeapMax(); - -var growMemory = size => { - var b = wasmMemory.buffer; - var pages = (size - b.byteLength + 65535) / 65536; - try { - wasmMemory.grow(pages); - updateMemoryViews(); - return 1; - } /*success*/ catch (e) {} -}; - -var _emscripten_resize_heap = requestedSize => { - var oldSize = HEAPU8.length; - requestedSize >>>= 0; - var maxHeapSize = getHeapMax(); - if (requestedSize > maxHeapSize) { - return false; - } - var alignUp = (x, multiple) => x + (multiple - x % multiple) % multiple; - for (var cutDown = 1; cutDown <= 4; cutDown *= 2) { - var overGrownHeapSize = oldSize * (1 + .2 / cutDown); - overGrownHeapSize = Math.min(overGrownHeapSize, requestedSize + 100663296); - var newSize = Math.min(maxHeapSize, alignUp(Math.max(requestedSize, overGrownHeapSize), 65536)); - var replacement = growMemory(newSize); - if (replacement) { - return true; - } - } - return false; -}; - -var runtimeKeepalivePush = () => { - runtimeKeepaliveCounter += 1; -}; - -var runtimeKeepalivePop = () => { - runtimeKeepaliveCounter -= 1; -}; - -/** @param {number=} timeout */ var safeSetTimeout = (func, timeout) => { - runtimeKeepalivePush(); - return setTimeout(() => { - runtimeKeepalivePop(); - callUserCallback(func); - }, timeout); -}; - -var _emscripten_sleep = ms => Asyncify.handleSleep(wakeUp => safeSetTimeout(wakeUp, ms)); - -Module["_emscripten_sleep"] = _emscripten_sleep; - -_emscripten_sleep.isAsync = true; - -var ENV = PHPLoader.ENV || {}; - -var getExecutableName = () => thisProgram || "./this.program"; - -var getEnvStrings = () => { - if (!getEnvStrings.strings) { - var lang = ((typeof navigator == "object" && navigator.languages && navigator.languages[0]) || "C").replace("-", "_") + ".UTF-8"; - var env = { - "USER": "web_user", - "LOGNAME": "web_user", - "PATH": "/", - "PWD": "/", - "HOME": "/home/web_user", - "LANG": lang, - "_": getExecutableName() - }; - for (var x in ENV) { - if (ENV[x] === undefined) delete env[x]; else env[x] = ENV[x]; - } - var strings = []; - for (var x in env) { - strings.push(`${x}=${env[x]}`); - } - getEnvStrings.strings = strings; - } - return getEnvStrings.strings; -}; - -var stringToAscii = (str, buffer) => { - for (var i = 0; i < str.length; ++i) { - HEAP8[buffer++] = str.charCodeAt(i); - } - HEAP8[buffer] = 0; -}; - -var _environ_get = (__environ, environ_buf) => { - var bufSize = 0; - getEnvStrings().forEach((string, i) => { - var ptr = environ_buf + bufSize; - HEAPU32[(((__environ) + (i * 4)) >> 2)] = ptr; - stringToAscii(string, ptr); - bufSize += string.length + 1; - }); - return 0; -}; - -var _environ_sizes_get = (penviron_count, penviron_buf_size) => { - var strings = getEnvStrings(); - HEAPU32[((penviron_count) >> 2)] = strings.length; - var bufSize = 0; - strings.forEach(string => bufSize += string.length + 1); - HEAPU32[((penviron_buf_size) >> 2)] = bufSize; - return 0; -}; - -function _fd_close(fd) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - FS.close(stream); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -function _fd_fdstat_get(fd, pbuf) { - try { - var rightsBase = 0; - var rightsInheriting = 0; - var flags = 0; - { - var stream = SYSCALLS.getStreamFromFD(fd); - var type = stream.tty ? 2 : FS.isDir(stream.mode) ? 3 : FS.isLink(stream.mode) ? 7 : 4; - } - HEAP8[pbuf] = type; - HEAP16[(((pbuf) + (2)) >> 1)] = flags; - (tempI64 = [ rightsBase >>> 0, (tempDouble = rightsBase, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((pbuf) + (8)) >> 2)] = tempI64[0], HEAP32[(((pbuf) + (12)) >> 2)] = tempI64[1]); - (tempI64 = [ rightsInheriting >>> 0, (tempDouble = rightsInheriting, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((pbuf) + (16)) >> 2)] = tempI64[0], HEAP32[(((pbuf) + (20)) >> 2)] = tempI64[1]); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -/** @param {number=} offset */ var doReadv = (stream, iov, iovcnt, offset) => { - var ret = 0; - for (var i = 0; i < iovcnt; i++) { - var ptr = HEAPU32[((iov) >> 2)]; - var len = HEAPU32[(((iov) + (4)) >> 2)]; - iov += 8; - var curr = FS.read(stream, HEAP8, ptr, len, offset); - if (curr < 0) return -1; - ret += curr; - if (curr < len) break; - if (typeof offset != "undefined") { - offset += curr; - } - } - return ret; -}; - -function _fd_read(fd, iov, iovcnt, pnum) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - var num = doReadv(stream, iov, iovcnt); - HEAPU32[((pnum) >> 2)] = num; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -function _fd_seek(fd, offset_low, offset_high, whence, newOffset) { - var offset = convertI32PairToI53Checked(offset_low, offset_high); - try { - if (isNaN(offset)) return 61; - var stream = SYSCALLS.getStreamFromFD(fd); - FS.llseek(stream, offset, whence); - (tempI64 = [ stream.position >>> 0, (tempDouble = stream.position, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[((newOffset) >> 2)] = tempI64[0], HEAP32[(((newOffset) + (4)) >> 2)] = tempI64[1]); - if (stream.getdents && offset === 0 && whence === 0) stream.getdents = null; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -/** @param {number=} offset */ var doWritev = (stream, iov, iovcnt, offset) => { - var ret = 0; - for (var i = 0; i < iovcnt; i++) { - var ptr = HEAPU32[((iov) >> 2)]; - var len = HEAPU32[(((iov) + (4)) >> 2)]; - iov += 8; - var curr = FS.write(stream, HEAP8, ptr, len, offset); - if (curr < 0) return -1; - ret += curr; - if (typeof offset != "undefined") { - offset += curr; - } - } - return ret; -}; - -function _fd_write(fd, iov, iovcnt, pnum) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - var num = doWritev(stream, iov, iovcnt); - HEAPU32[((pnum) >> 2)] = num; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -var _getaddrinfo = (node, service, hint, out) => { - var addr = 0; - var port = 0; - var flags = 0; - var family = 0; - var type = 0; - var proto = 0; - var ai; - function allocaddrinfo(family, type, proto, canon, addr, port) { - var sa, salen, ai; - var errno; - salen = family === 10 ? 28 : 16; - addr = family === 10 ? inetNtop6(addr) : inetNtop4(addr); - sa = _malloc(salen); - errno = writeSockaddr(sa, family, addr, port); - assert(!errno); - ai = _malloc(32); - HEAP32[(((ai) + (4)) >> 2)] = family; - HEAP32[(((ai) + (8)) >> 2)] = type; - HEAP32[(((ai) + (12)) >> 2)] = proto; - HEAPU32[(((ai) + (24)) >> 2)] = canon; - HEAPU32[(((ai) + (20)) >> 2)] = sa; - if (family === 10) { - HEAP32[(((ai) + (16)) >> 2)] = 28; - } else { - HEAP32[(((ai) + (16)) >> 2)] = 16; - } - HEAP32[(((ai) + (28)) >> 2)] = 0; - return ai; - } - if (hint) { - flags = HEAP32[((hint) >> 2)]; - family = HEAP32[(((hint) + (4)) >> 2)]; - type = HEAP32[(((hint) + (8)) >> 2)]; - proto = HEAP32[(((hint) + (12)) >> 2)]; - } - if (type && !proto) { - proto = type === 2 ? 17 : 6; - } - if (!type && proto) { - type = proto === 17 ? 2 : 1; - } - if (proto === 0) { - proto = 6; - } - if (type === 0) { - type = 1; - } - if (!node && !service) { - return -2; - } - if (flags & ~(1 | 2 | 4 | 1024 | 8 | 16 | 32)) { - return -1; - } - if (hint !== 0 && (HEAP32[((hint) >> 2)] & 2) && !node) { - return -1; - } - if (flags & 32) { - return -2; - } - if (type !== 0 && type !== 1 && type !== 2) { - return -7; - } - if (family !== 0 && family !== 2 && family !== 10) { - return -6; - } - if (service) { - service = UTF8ToString(service); - port = parseInt(service, 10); - if (isNaN(port)) { - if (flags & 1024) { - return -2; - } - return -8; - } - } - if (!node) { - if (family === 0) { - family = 2; - } - if ((flags & 1) === 0) { - if (family === 2) { - addr = _htonl(2130706433); - } else { - addr = [ 0, 0, 0, 1 ]; - } - } - ai = allocaddrinfo(family, type, proto, null, addr, port); - HEAPU32[((out) >> 2)] = ai; - return 0; - } - node = UTF8ToString(node); - addr = inetPton4(node); - if (addr !== null) { - if (family === 0 || family === 2) { - family = 2; - } else if (family === 10 && (flags & 8)) { - addr = [ 0, 0, _htonl(65535), addr ]; - family = 10; - } else { - return -2; - } - } else { - addr = inetPton6(node); - if (addr !== null) { - if (family === 0 || family === 10) { - family = 10; - } else { - return -2; - } - } - } - if (addr != null) { - ai = allocaddrinfo(family, type, proto, node, addr, port); - HEAPU32[((out) >> 2)] = ai; - return 0; - } - if (flags & 4) { - return -2; - } - node = DNS.lookup_name(node); - addr = inetPton4(node); - if (family === 0) { - family = 2; - } else if (family === 10) { - addr = [ 0, 0, _htonl(65535), addr ]; - } - ai = allocaddrinfo(family, type, proto, null, addr, port); - HEAPU32[((out) >> 2)] = ai; - return 0; -}; - -var _getnameinfo = (sa, salen, node, nodelen, serv, servlen, flags) => { - var info = readSockaddr(sa, salen); - if (info.errno) { - return -6; - } - var port = info.port; - var addr = info.addr; - var overflowed = false; - if (node && nodelen) { - var lookup; - if ((flags & 1) || !(lookup = DNS.lookup_addr(addr))) { - if (flags & 8) { - return -2; - } - } else { - addr = lookup; - } - var numBytesWrittenExclNull = stringToUTF8(addr, node, nodelen); - if (numBytesWrittenExclNull + 1 >= nodelen) { - overflowed = true; - } - } - if (serv && servlen) { - port = "" + port; - var numBytesWrittenExclNull = stringToUTF8(port, serv, servlen); - if (numBytesWrittenExclNull + 1 >= servlen) { - overflowed = true; - } - } - if (overflowed) { - return -12; - } - return 0; -}; - -var Protocols = { - list: [], - map: {} -}; - -var _setprotoent = stayopen => { - function allocprotoent(name, proto, aliases) { - var nameBuf = _malloc(name.length + 1); - stringToAscii(name, nameBuf); - var j = 0; - var length = aliases.length; - var aliasListBuf = _malloc((length + 1) * 4); - for (var i = 0; i < length; i++, j += 4) { - var alias = aliases[i]; - var aliasBuf = _malloc(alias.length + 1); - stringToAscii(alias, aliasBuf); - HEAPU32[(((aliasListBuf) + (j)) >> 2)] = aliasBuf; - } - HEAPU32[(((aliasListBuf) + (j)) >> 2)] = 0; - var pe = _malloc(12); - HEAPU32[((pe) >> 2)] = nameBuf; - HEAPU32[(((pe) + (4)) >> 2)] = aliasListBuf; - HEAP32[(((pe) + (8)) >> 2)] = proto; - return pe; - } - var list = Protocols.list; - var map = Protocols.map; - if (list.length === 0) { - var entry = allocprotoent("tcp", 6, [ "TCP" ]); - list.push(entry); - map["tcp"] = map["6"] = entry; - entry = allocprotoent("udp", 17, [ "UDP" ]); - list.push(entry); - map["udp"] = map["17"] = entry; - } - _setprotoent.index = 0; -}; - -var _getprotobyname = name => { - name = UTF8ToString(name); - _setprotoent(true); - var result = Protocols.map[name]; - return result; -}; - -var _getprotobynumber = number => { - _setprotoent(true); - var result = Protocols.map[number]; - return result; -}; - -var stackAlloc = sz => __emscripten_stack_alloc(sz); - -/** @suppress {duplicate } */ var stringToUTF8OnStack = str => { - var size = lengthBytesUTF8(str) + 1; - var ret = stackAlloc(size); - stringToUTF8(str, ret, size); - return ret; -}; - -var allocateUTF8OnStack = stringToUTF8OnStack; - -var PHPWASM = { - init: function() { - FS.mkdir("/internal"); - FS.mkdir("/internal/shared"); - FS.mkdir("/internal/shared/preload"); - PHPWASM.EventEmitter = ENVIRONMENT_IS_NODE ? require("events").EventEmitter : class EventEmitter { - constructor() { - this.listeners = {}; - } - emit(eventName, data) { - if (this.listeners[eventName]) { - this.listeners[eventName].forEach(callback => { - callback(data); - }); - } - } - once(eventName, callback) { - const self = this; - function removedCallback() { - callback(...arguments); - self.removeListener(eventName, removedCallback); - } - this.on(eventName, removedCallback); - } - removeAllListeners(eventName) { - if (eventName) { - delete this.listeners[eventName]; - } else { - this.listeners = {}; - } - } - removeListener(eventName, callback) { - if (this.listeners[eventName]) { - const idx = this.listeners[eventName].indexOf(callback); - if (idx !== -1) { - this.listeners[eventName].splice(idx, 1); - } - } - } - }; - PHPWASM.child_proc_by_fd = {}; - PHPWASM.child_proc_by_pid = {}; - PHPWASM.input_devices = {}; - }, - getAllWebSockets: function(sock) { - const webSockets = new Set; - if (sock.server) { - sock.server.clients.forEach(ws => { - webSockets.add(ws); - }); - } - for (const peer of PHPWASM.getAllPeers(sock)) { - webSockets.add(peer.socket); - } - return Array.from(webSockets); - }, - getAllPeers: function(sock) { - const peers = new Set; - if (sock.server) { - sock.pending.filter(pending => pending.peers).forEach(pending => { - for (const peer of Object.values(pending.peers)) { - peers.add(peer); - } - }); - } - if (sock.peers) { - for (const peer of Object.values(sock.peers)) { - peers.add(peer); - } - } - return Array.from(peers); - }, - awaitData: function(ws) { - return PHPWASM.awaitEvent(ws, "message"); - }, - awaitConnection: function(ws) { - if (ws.OPEN === ws.readyState) { - return [ Promise.resolve(), PHPWASM.noop ]; - } - return PHPWASM.awaitEvent(ws, "open"); - }, - awaitClose: function(ws) { - if ([ ws.CLOSING, ws.CLOSED ].includes(ws.readyState)) { - return [ Promise.resolve(), PHPWASM.noop ]; - } - return PHPWASM.awaitEvent(ws, "close"); - }, - awaitError: function(ws) { - if ([ ws.CLOSING, ws.CLOSED ].includes(ws.readyState)) { - return [ Promise.resolve(), PHPWASM.noop ]; - } - return PHPWASM.awaitEvent(ws, "error"); - }, - awaitEvent: function(ws, event) { - let resolve; - const listener = () => { - resolve(); - }; - const promise = new Promise(function(_resolve) { - resolve = _resolve; - ws.once(event, listener); - }); - const cancel = () => { - ws.removeListener(event, listener); - setTimeout(resolve); - }; - return [ promise, cancel ]; - }, - noop: function() {}, - spawnProcess: function(command, args, options) { - if (Module["spawnProcess"]) { - const spawnedPromise = Module["spawnProcess"](command, args, options); - return Promise.resolve(spawnedPromise).then(function(spawned) { - if (!spawned || !spawned.on) { - throw new Error("spawnProcess() must return an EventEmitter but returned a different type."); - } - return spawned; - }); - } - if (ENVIRONMENT_IS_NODE) { - return require("child_process").spawn(command, args, { - ...options, - shell: true, - stdio: [ "pipe", "pipe", "pipe" ], - timeout: 100 - }); - } - const e = new Error("popen(), proc_open() etc. are unsupported in the browser. Call php.setSpawnHandler() " + "and provide a callback to handle spawning processes, or disable a popen(), proc_open() " + "and similar functions via php.ini."); - e.code = "SPAWN_UNSUPPORTED"; - throw e; - }, - shutdownSocket: function(socketd, how) { - const sock = getSocketFromFD(socketd); - const peer = Object.values(sock.peers)[0]; - if (!peer) { - return -1; - } - try { - peer.socket.close(); - SOCKFS.websocket_sock_ops.removePeer(sock, peer); - return 0; - } catch (e) { - console.log("Socket shutdown error", e); - return -1; - } - } -}; - -function _js_create_input_device(deviceId) { - let dataBuffer = []; - let dataCallback; - const filename = "proc_id_" + deviceId; - const device = FS.createDevice("/dev", filename, function() {}, function(byte) { - try { - dataBuffer.push(byte); - if (dataCallback) { - dataCallback(new Uint8Array(dataBuffer)); - dataBuffer = []; - } - } catch (e) { - console.error(e); - throw e; - } - }); - const devicePath = "/dev/" + filename; - PHPWASM.input_devices[deviceId] = { - devicePath: devicePath, - onData: function(cb) { - dataCallback = cb; - dataBuffer.forEach(function(data) { - cb(data); - }); - dataBuffer.length = 0; - } - }; - return allocateUTF8OnStack(devicePath); -} - -function _js_open_process(command, argsPtr, argsLength, descriptorsPtr, descriptorsLength, cwdPtr, cwdLength, envPtr, envLength) { - if (!command) { - return 1; - } - const cmdstr = UTF8ToString(command); - if (!cmdstr.length) { - return 0; - } - let argsArray = []; - if (argsLength) { - for (var i = 0; i < argsLength; i++) { - const charPointer = argsPtr + i * 4; - argsArray.push(UTF8ToString(HEAPU32[charPointer >> 2])); - } - } - const cwdstr = cwdPtr ? UTF8ToString(cwdPtr) : null; - let envObject = null; - if (envLength) { - envObject = {}; - for (var i = 0; i < envLength; i++) { - const envPointer = envPtr + i * 4; - const envEntry = UTF8ToString(HEAPU32[envPointer >> 2]); - const splitAt = envEntry.indexOf("="); - if (splitAt === -1) { - continue; - } - const key = envEntry.substring(0, splitAt); - const value = envEntry.substring(splitAt + 1); - envObject[key] = value; - } - } - var std = {}; - for (var i = 0; i < descriptorsLength; i++) { - const descriptorPtr = HEAPU32[(descriptorsPtr + i * 4) >> 2]; - std[HEAPU32[descriptorPtr >> 2]] = { - child: HEAPU32[(descriptorPtr + 4) >> 2], - parent: HEAPU32[(descriptorPtr + 8) >> 2] - }; - } - return Asyncify.handleSleep(async wakeUp => { - let cp; - try { - const options = {}; - if (cwdstr !== null) { - options.cwd = cwdstr; - } - if (envObject !== null) { - options.env = envObject; - } - cp = PHPWASM.spawnProcess(cmdstr, argsArray, options); - if (cp instanceof Promise) { - cp = await cp; - } - } catch (e) { - if (e.code === "SPAWN_UNSUPPORTED") { - wakeUp(1); - return; - } - console.error(e); - wakeUp(1); - throw e; - } - const ProcInfo = { - pid: cp.pid, - exited: false, - stdinFd: std[0]?.child, - stdinIsDevice: std[0]?.child in PHPWASM.input_devices, - stdoutChildFd: std[1]?.child, - stdoutParentFd: std[1]?.parent, - stderrChildFd: std[2]?.child, - stderrParentFd: std[2]?.parent, - stdout: new PHPWASM.EventEmitter, - stderr: new PHPWASM.EventEmitter - }; - if (ProcInfo.stdoutChildFd) PHPWASM.child_proc_by_fd[ProcInfo.stdoutChildFd] = ProcInfo; - if (ProcInfo.stderrChildFd) PHPWASM.child_proc_by_fd[ProcInfo.stderrChildFd] = ProcInfo; - if (ProcInfo.stdoutParentFd) PHPWASM.child_proc_by_fd[ProcInfo.stdoutParentFd] = ProcInfo; - if (ProcInfo.stderrParentFd) PHPWASM.child_proc_by_fd[ProcInfo.stderrParentFd] = ProcInfo; - PHPWASM.child_proc_by_pid[ProcInfo.pid] = ProcInfo; - cp.on("exit", function(code) { - ProcInfo.exitCode = code; - ProcInfo.exited = true; - ProcInfo.stdout.emit("data"); - ProcInfo.stderr.emit("data"); - }); - if (ProcInfo.stdoutChildFd) { - const stdoutStream = SYSCALLS.getStreamFromFD(ProcInfo.stdoutChildFd); - let stdoutAt = 0; - cp.stdout.on("data", function(data) { - ProcInfo.stdout.emit("data", data); - stdoutStream.stream_ops.write(stdoutStream, data, 0, data.length, stdoutAt); - stdoutAt += data.length; - }); - } - if (ProcInfo.stderrChildFd) { - const stderrStream = SYSCALLS.getStreamFromFD(ProcInfo.stderrChildFd); - let stderrAt = 0; - cp.stderr.on("data", function(data) { - ProcInfo.stderr.emit("data", data); - stderrStream.stream_ops.write(stderrStream, data, 0, data.length, stderrAt); - stderrAt += data.length; - }); - } - /** - * Wait until the child process has been spawned. - * Unfortunately there is no Node.js API to check whether - * the process has already been spawned. We can only listen - * to the 'spawn' event and if it has already been spawned, - * listen to the 'exit' event. - */ try { - await new Promise((resolve, reject) => { - cp.on("spawn", resolve); - cp.on("error", reject); - }); - } catch (e) { - console.error(e); - wakeUp(1); - return; - } - if (ProcInfo.stdinIsDevice) { - PHPWASM.input_devices[ProcInfo.stdinFd].onData(function(data) { - if (!data) return; - const dataStr = new TextDecoder("utf-8").decode(data); - cp.stdin.write(dataStr); - }); - wakeUp(ProcInfo.pid); - return; - } - if (ProcInfo.stdinFd) { - const stdinStream = SYSCALLS.getStreamFromFD(ProcInfo.stdinFd); - if (stdinStream.node) { - const CHUNK_SIZE = 1024; - const buffer = new Uint8Array(CHUNK_SIZE); - let offset = 0; - while (true) { - const bytesRead = stdinStream.stream_ops.read(stdinStream, buffer, 0, CHUNK_SIZE, offset); - if (bytesRead === null || bytesRead === 0) { - break; - } - try { - cp.stdin.write(buffer.subarray(0, bytesRead)); - } catch (e) { - console.error(e); - return 1; - } - if (bytesRead < CHUNK_SIZE) { - break; - } - offset += bytesRead; - } - wakeUp(ProcInfo.pid); - return; - } - } - wakeUp(ProcInfo.pid); - }); -} - -function _js_process_status(pid, exitCodePtr) { - if (!PHPWASM.child_proc_by_pid[pid]) { - return -1; - } - if (PHPWASM.child_proc_by_pid[pid].exited) { - HEAPU32[exitCodePtr >> 2] = PHPWASM.child_proc_by_pid[pid].exitCode; - return 1; - } - return 0; -} - -function _js_waitpid(pid, exitCodePtr) { - if (!PHPWASM.child_proc_by_pid[pid]) { - return -1; - } - return Asyncify.handleSleep(wakeUp => { - const poll = function() { - if (PHPWASM.child_proc_by_pid[pid]?.exited) { - HEAPU32[exitCodePtr >> 2] = PHPWASM.child_proc_by_pid[pid].exitCode; - wakeUp(pid); - } else { - setTimeout(poll, 50); - } - }; - poll(); - }); -} - -var arraySum = (array, index) => { - var sum = 0; - for (var i = 0; i <= index; sum += array[i++]) {} - return sum; -}; - -var MONTH_DAYS_LEAP = [ 31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 ]; - -var MONTH_DAYS_REGULAR = [ 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 ]; - -var addDays = (date, days) => { - var newDate = new Date(date.getTime()); - while (days > 0) { - var leap = isLeapYear(newDate.getFullYear()); - var currentMonth = newDate.getMonth(); - var daysInCurrentMonth = (leap ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR)[currentMonth]; - if (days > daysInCurrentMonth - newDate.getDate()) { - days -= (daysInCurrentMonth - newDate.getDate() + 1); - newDate.setDate(1); - if (currentMonth < 11) { - newDate.setMonth(currentMonth + 1); - } else { - newDate.setMonth(0); - newDate.setFullYear(newDate.getFullYear() + 1); - } - } else { - newDate.setDate(newDate.getDate() + days); - return newDate; - } - } - return newDate; -}; - -var writeArrayToMemory = (array, buffer) => { - HEAP8.set(array, buffer); -}; - -var _strftime = (s, maxsize, format, tm) => { - var tm_zone = HEAPU32[(((tm) + (40)) >> 2)]; - var date = { - tm_sec: HEAP32[((tm) >> 2)], - tm_min: HEAP32[(((tm) + (4)) >> 2)], - tm_hour: HEAP32[(((tm) + (8)) >> 2)], - tm_mday: HEAP32[(((tm) + (12)) >> 2)], - tm_mon: HEAP32[(((tm) + (16)) >> 2)], - tm_year: HEAP32[(((tm) + (20)) >> 2)], - tm_wday: HEAP32[(((tm) + (24)) >> 2)], - tm_yday: HEAP32[(((tm) + (28)) >> 2)], - tm_isdst: HEAP32[(((tm) + (32)) >> 2)], - tm_gmtoff: HEAP32[(((tm) + (36)) >> 2)], - tm_zone: tm_zone ? UTF8ToString(tm_zone) : "" - }; - var pattern = UTF8ToString(format); - var EXPANSION_RULES_1 = { - "%c": "%a %b %d %H:%M:%S %Y", - "%D": "%m/%d/%y", - "%F": "%Y-%m-%d", - "%h": "%b", - "%r": "%I:%M:%S %p", - "%R": "%H:%M", - "%T": "%H:%M:%S", - "%x": "%m/%d/%y", - "%X": "%H:%M:%S", - "%Ec": "%c", - "%EC": "%C", - "%Ex": "%m/%d/%y", - "%EX": "%H:%M:%S", - "%Ey": "%y", - "%EY": "%Y", - "%Od": "%d", - "%Oe": "%e", - "%OH": "%H", - "%OI": "%I", - "%Om": "%m", - "%OM": "%M", - "%OS": "%S", - "%Ou": "%u", - "%OU": "%U", - "%OV": "%V", - "%Ow": "%w", - "%OW": "%W", - "%Oy": "%y" - }; - for (var rule in EXPANSION_RULES_1) { - pattern = pattern.replace(new RegExp(rule, "g"), EXPANSION_RULES_1[rule]); - } - var WEEKDAYS = [ "Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday" ]; - var MONTHS = [ "January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December" ]; - function leadingSomething(value, digits, character) { - var str = typeof value == "number" ? value.toString() : (value || ""); - while (str.length < digits) { - str = character[0] + str; - } - return str; - } - function leadingNulls(value, digits) { - return leadingSomething(value, digits, "0"); - } - function compareByDay(date1, date2) { - function sgn(value) { - return value < 0 ? -1 : (value > 0 ? 1 : 0); - } - var compare; - if ((compare = sgn(date1.getFullYear() - date2.getFullYear())) === 0) { - if ((compare = sgn(date1.getMonth() - date2.getMonth())) === 0) { - compare = sgn(date1.getDate() - date2.getDate()); - } - } - return compare; - } - function getFirstWeekStartDate(janFourth) { - switch (janFourth.getDay()) { - case 0: - return new Date(janFourth.getFullYear() - 1, 11, 29); - - case 1: - return janFourth; - - case 2: - return new Date(janFourth.getFullYear(), 0, 3); - - case 3: - return new Date(janFourth.getFullYear(), 0, 2); - - case 4: - return new Date(janFourth.getFullYear(), 0, 1); - - case 5: - return new Date(janFourth.getFullYear() - 1, 11, 31); - - case 6: - return new Date(janFourth.getFullYear() - 1, 11, 30); - } - } - function getWeekBasedYear(date) { - var thisDate = addDays(new Date(date.tm_year + 1900, 0, 1), date.tm_yday); - var janFourthThisYear = new Date(thisDate.getFullYear(), 0, 4); - var janFourthNextYear = new Date(thisDate.getFullYear() + 1, 0, 4); - var firstWeekStartThisYear = getFirstWeekStartDate(janFourthThisYear); - var firstWeekStartNextYear = getFirstWeekStartDate(janFourthNextYear); - if (compareByDay(firstWeekStartThisYear, thisDate) <= 0) { - if (compareByDay(firstWeekStartNextYear, thisDate) <= 0) { - return thisDate.getFullYear() + 1; - } - return thisDate.getFullYear(); - } - return thisDate.getFullYear() - 1; - } - var EXPANSION_RULES_2 = { - "%a": date => WEEKDAYS[date.tm_wday].substring(0, 3), - "%A": date => WEEKDAYS[date.tm_wday], - "%b": date => MONTHS[date.tm_mon].substring(0, 3), - "%B": date => MONTHS[date.tm_mon], - "%C": date => { - var year = date.tm_year + 1900; - return leadingNulls((year / 100) | 0, 2); - }, - "%d": date => leadingNulls(date.tm_mday, 2), - "%e": date => leadingSomething(date.tm_mday, 2, " "), - "%g": date => getWeekBasedYear(date).toString().substring(2), - "%G": getWeekBasedYear, - "%H": date => leadingNulls(date.tm_hour, 2), - "%I": date => { - var twelveHour = date.tm_hour; - if (twelveHour == 0) twelveHour = 12; else if (twelveHour > 12) twelveHour -= 12; - return leadingNulls(twelveHour, 2); - }, - "%j": date => leadingNulls(date.tm_mday + arraySum(isLeapYear(date.tm_year + 1900) ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, date.tm_mon - 1), 3), - "%m": date => leadingNulls(date.tm_mon + 1, 2), - "%M": date => leadingNulls(date.tm_min, 2), - "%n": () => "\n", - "%p": date => { - if (date.tm_hour >= 0 && date.tm_hour < 12) { - return "AM"; - } - return "PM"; - }, - "%S": date => leadingNulls(date.tm_sec, 2), - "%t": () => "\t", - "%u": date => date.tm_wday || 7, - "%U": date => { - var days = date.tm_yday + 7 - date.tm_wday; - return leadingNulls(Math.floor(days / 7), 2); - }, - "%V": date => { - var val = Math.floor((date.tm_yday + 7 - (date.tm_wday + 6) % 7) / 7); - if ((date.tm_wday + 371 - date.tm_yday - 2) % 7 <= 2) { - val++; - } - if (!val) { - val = 52; - var dec31 = (date.tm_wday + 7 - date.tm_yday - 1) % 7; - if (dec31 == 4 || (dec31 == 5 && isLeapYear(date.tm_year % 400 - 1))) { - val++; - } - } else if (val == 53) { - var jan1 = (date.tm_wday + 371 - date.tm_yday) % 7; - if (jan1 != 4 && (jan1 != 3 || !isLeapYear(date.tm_year))) val = 1; - } - return leadingNulls(val, 2); - }, - "%w": date => date.tm_wday, - "%W": date => { - var days = date.tm_yday + 7 - ((date.tm_wday + 6) % 7); - return leadingNulls(Math.floor(days / 7), 2); - }, - "%y": date => (date.tm_year + 1900).toString().substring(2), - "%Y": date => date.tm_year + 1900, - "%z": date => { - var off = date.tm_gmtoff; - var ahead = off >= 0; - off = Math.abs(off) / 60; - off = (off / 60) * 100 + (off % 60); - return (ahead ? "+" : "-") + String("0000" + off).slice(-4); - }, - "%Z": date => date.tm_zone, - "%%": () => "%" - }; - pattern = pattern.replace(/%%/g, "\0\0"); - for (var rule in EXPANSION_RULES_2) { - if (pattern.includes(rule)) { - pattern = pattern.replace(new RegExp(rule, "g"), EXPANSION_RULES_2[rule](date)); - } - } - pattern = pattern.replace(/\0\0/g, "%"); - var bytes = intArrayFromString(pattern, false); - if (bytes.length > maxsize) { - return 0; - } - writeArrayToMemory(bytes, s); - return bytes.length - 1; -}; - -var _strftime_l = (s, maxsize, format, tm, loc) => _strftime(s, maxsize, format, tm); - -var _strptime = (buf, format, tm) => { - var pattern = UTF8ToString(format); - var SPECIAL_CHARS = "\\!@#$^&*()+=-[]/{}|:<>?,."; - for (var i = 0, ii = SPECIAL_CHARS.length; i < ii; ++i) { - pattern = pattern.replace(new RegExp("\\" + SPECIAL_CHARS[i], "g"), "\\" + SPECIAL_CHARS[i]); - } - var EQUIVALENT_MATCHERS = { - "A": "%a", - "B": "%b", - "c": "%a %b %d %H:%M:%S %Y", - "D": "%m\\/%d\\/%y", - "e": "%d", - "F": "%Y-%m-%d", - "h": "%b", - "R": "%H\\:%M", - "r": "%I\\:%M\\:%S\\s%p", - "T": "%H\\:%M\\:%S", - "x": "%m\\/%d\\/(?:%y|%Y)", - "X": "%H\\:%M\\:%S" - }; - var DATE_PATTERNS = { - /* weekday name */ "a": "(?:Sun(?:day)?)|(?:Mon(?:day)?)|(?:Tue(?:sday)?)|(?:Wed(?:nesday)?)|(?:Thu(?:rsday)?)|(?:Fri(?:day)?)|(?:Sat(?:urday)?)", - /* month name */ "b": "(?:Jan(?:uary)?)|(?:Feb(?:ruary)?)|(?:Mar(?:ch)?)|(?:Apr(?:il)?)|May|(?:Jun(?:e)?)|(?:Jul(?:y)?)|(?:Aug(?:ust)?)|(?:Sep(?:tember)?)|(?:Oct(?:ober)?)|(?:Nov(?:ember)?)|(?:Dec(?:ember)?)", - /* century */ "C": "\\d\\d", - /* day of month */ "d": "0[1-9]|[1-9](?!\\d)|1\\d|2\\d|30|31", - /* hour (24hr) */ "H": "\\d(?!\\d)|[0,1]\\d|20|21|22|23", - /* hour (12hr) */ "I": "\\d(?!\\d)|0\\d|10|11|12", - /* day of year */ "j": "00[1-9]|0?[1-9](?!\\d)|0?[1-9]\\d(?!\\d)|[1,2]\\d\\d|3[0-6]\\d", - /* month */ "m": "0[1-9]|[1-9](?!\\d)|10|11|12", - /* minutes */ "M": "0\\d|\\d(?!\\d)|[1-5]\\d", - /* whitespace */ "n": " ", - /* AM/PM */ "p": "AM|am|PM|pm|A\\.M\\.|a\\.m\\.|P\\.M\\.|p\\.m\\.", - /* seconds */ "S": "0\\d|\\d(?!\\d)|[1-5]\\d|60", - /* week number */ "U": "0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53", - /* week number */ "W": "0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53", - /* weekday number */ "w": "[0-6]", - /* 2-digit year */ "y": "\\d\\d", - /* 4-digit year */ "Y": "\\d\\d\\d\\d", - /* whitespace */ "t": " ", - /* time zone */ "z": "Z|(?:[\\+\\-]\\d\\d:?(?:\\d\\d)?)" - }; - var MONTH_NUMBERS = { - JAN: 0, - FEB: 1, - MAR: 2, - APR: 3, - MAY: 4, - JUN: 5, - JUL: 6, - AUG: 7, - SEP: 8, - OCT: 9, - NOV: 10, - DEC: 11 - }; - var DAY_NUMBERS_SUN_FIRST = { - SUN: 0, - MON: 1, - TUE: 2, - WED: 3, - THU: 4, - FRI: 5, - SAT: 6 - }; - var DAY_NUMBERS_MON_FIRST = { - MON: 0, - TUE: 1, - WED: 2, - THU: 3, - FRI: 4, - SAT: 5, - SUN: 6 - }; - var capture = []; - var pattern_out = pattern.replace(/%(.)/g, (m, c) => EQUIVALENT_MATCHERS[c] || m).replace(/%(.)/g, (_, c) => { - let pat = DATE_PATTERNS[c]; - if (pat) { - capture.push(c); - return `(${pat})`; - } else { - return c; - } - }).replace(/\s+/g, "\\s*"); - var matches = new RegExp("^" + pattern_out, "i").exec(UTF8ToString(buf)); - function initDate() { - function fixup(value, min, max) { - return (typeof value != "number" || isNaN(value)) ? min : (value >= min ? (value <= max ? value : max) : min); - } - return { - year: fixup(HEAP32[(((tm) + (20)) >> 2)] + 1900, 1970, 9999), - month: fixup(HEAP32[(((tm) + (16)) >> 2)], 0, 11), - day: fixup(HEAP32[(((tm) + (12)) >> 2)], 1, 31), - hour: fixup(HEAP32[(((tm) + (8)) >> 2)], 0, 23), - min: fixup(HEAP32[(((tm) + (4)) >> 2)], 0, 59), - sec: fixup(HEAP32[((tm) >> 2)], 0, 59), - gmtoff: 0 - }; - } - if (matches) { - var date = initDate(); - var value; - var getMatch = symbol => { - var pos = capture.indexOf(symbol); - if (pos >= 0) { - return matches[pos + 1]; - } - return; - }; - if ((value = getMatch("S"))) { - date.sec = jstoi_q(value); - } - if ((value = getMatch("M"))) { - date.min = jstoi_q(value); - } - if ((value = getMatch("H"))) { - date.hour = jstoi_q(value); - } else if ((value = getMatch("I"))) { - var hour = jstoi_q(value); - if ((value = getMatch("p"))) { - hour += value.toUpperCase()[0] === "P" ? 12 : 0; - } - date.hour = hour; - } - if ((value = getMatch("Y"))) { - date.year = jstoi_q(value); - } else if ((value = getMatch("y"))) { - var year = jstoi_q(value); - if ((value = getMatch("C"))) { - year += jstoi_q(value) * 100; - } else { - year += year < 69 ? 2e3 : 1900; - } - date.year = year; - } - if ((value = getMatch("m"))) { - date.month = jstoi_q(value) - 1; - } else if ((value = getMatch("b"))) { - date.month = MONTH_NUMBERS[value.substring(0, 3).toUpperCase()] || 0; - } - if ((value = getMatch("d"))) { - date.day = jstoi_q(value); - } else if ((value = getMatch("j"))) { - var day = jstoi_q(value); - var leapYear = isLeapYear(date.year); - for (var month = 0; month < 12; ++month) { - var daysUntilMonth = arraySum(leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, month - 1); - if (day <= daysUntilMonth + (leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR)[month]) { - date.day = day - daysUntilMonth; - } - } - } else if ((value = getMatch("a"))) { - var weekDay = value.substring(0, 3).toUpperCase(); - if ((value = getMatch("U"))) { - var weekDayNumber = DAY_NUMBERS_SUN_FIRST[weekDay]; - var weekNumber = jstoi_q(value); - var janFirst = new Date(date.year, 0, 1); - var endDate; - if (janFirst.getDay() === 0) { - endDate = addDays(janFirst, weekDayNumber + 7 * (weekNumber - 1)); - } else { - endDate = addDays(janFirst, 7 - janFirst.getDay() + weekDayNumber + 7 * (weekNumber - 1)); - } - date.day = endDate.getDate(); - date.month = endDate.getMonth(); - } else if ((value = getMatch("W"))) { - var weekDayNumber = DAY_NUMBERS_MON_FIRST[weekDay]; - var weekNumber = jstoi_q(value); - var janFirst = new Date(date.year, 0, 1); - var endDate; - if (janFirst.getDay() === 1) { - endDate = addDays(janFirst, weekDayNumber + 7 * (weekNumber - 1)); - } else { - endDate = addDays(janFirst, 7 - janFirst.getDay() + 1 + weekDayNumber + 7 * (weekNumber - 1)); - } - date.day = endDate.getDate(); - date.month = endDate.getMonth(); - } - } - if ((value = getMatch("z"))) { - if (value.toLowerCase() === "z") { - date.gmtoff = 0; - } else { - var match = value.match(/^((?:\-|\+)\d\d):?(\d\d)?/); - date.gmtoff = match[1] * 3600; - if (match[2]) { - date.gmtoff += date.gmtoff > 0 ? match[2] * 60 : -match[2] * 60; - } - } - } - /* + // The rest of the code comes from the built php.js file and esm-suffix.js + // include: shell.js + // The Module object: Our interface to the outside world. We import + // and export values on it. There are various ways Module can be used: + // 1. Not defined. We create it here + // 2. A function parameter, function(moduleArg) => Promise + // 3. pre-run appended it, var Module = {}; ..generated code.. + // 4. External script tag defines var Module. + // We need to check if Module already exists (e.g. case 3 above). + // Substitution will be replaced with actual code on later stage of the build, + // this way Closure Compiler will not mangle it (e.g. case 4. above). + // Note that if you want to run closure, and also to use Module + // after the generated code, you will need to define var Module = {}; + // before the code. Then that object will be used in the code, and you + // can continue to use Module afterwards as well. + var Module = typeof PHPLoader != 'undefined' ? PHPLoader : {}; + + var ENVIRONMENT_IS_WORKER = RuntimeName === 'WORKER'; + + var ENVIRONMENT_IS_NODE = RuntimeName === 'NODE'; + + if (ENVIRONMENT_IS_NODE) { + } + + // --pre-jses are emitted after the Module integration code, so that they can + // refer to Module (if they choose; they can also define Module) + // Sometimes an existing Module object exists with properties + // meant to overwrite the default module functionality. Here + // we collect those properties and reapply _after_ we configure + // the current environment's defaults to avoid having to be so + // defensive during initialization. + var moduleOverrides = Object.assign({}, Module); + + var arguments_ = []; + + var thisProgram = './this.program'; + + var quit_ = (status, toThrow) => { + throw toThrow; + }; + + // `/` should be present at the end if `scriptDirectory` is not empty + var scriptDirectory = ''; + + function locateFile(path) { + if (Module['locateFile']) { + return Module['locateFile'](path, scriptDirectory); + } + return scriptDirectory + path; + } + + // Hooks that are implemented differently in different runtime environments. + var readAsync, readBinary; + + if (ENVIRONMENT_IS_NODE) { + // These modules will usually be used on Node.js. Load them eagerly to avoid + // the complexity of lazy-loading. + var fs = require('fs'); + var nodePath = require('path'); + scriptDirectory = __dirname + '/'; + // include: node_shell_read.js + readBinary = (filename) => { + // We need to re-wrap `file://` strings to URLs. + filename = isFileURI(filename) ? new URL(filename) : filename; + var ret = fs.readFileSync(filename); + return ret; + }; + readAsync = async (filename, binary = true) => { + // See the comment in the `readBinary` function. + filename = isFileURI(filename) ? new URL(filename) : filename; + var ret = fs.readFileSync(filename, binary ? undefined : 'utf8'); + return ret; + }; + // end include: node_shell_read.js + if (!Module['thisProgram'] && process.argv.length > 1) { + thisProgram = process.argv[1].replace(/\\/g, '/'); + } + arguments_ = process.argv.slice(2); + if (typeof module != 'undefined') { + module['exports'] = Module; + } + quit_ = (status, toThrow) => { + process.exitCode = status; + throw toThrow; + }; + } // Note that this includes Node.js workers when relevant (pthreads is enabled). + // Node.js workers are detected as a combination of ENVIRONMENT_IS_WORKER and + // ENVIRONMENT_IS_NODE. + else { + } + + var out = Module['print'] || console.log.bind(console); + + var err = Module['printErr'] || console.error.bind(console); + + // Merge back in the overrides + Object.assign(Module, moduleOverrides); + + // Free the object hierarchy contained in the overrides, this lets the GC + // reclaim data used. + moduleOverrides = null; + + // Emit code to handle expected values on the Module object. This applies Module.x + // to the proper local x. This has two benefits: first, we only emit it if it is + // expected to arrive, and second, by using a local everywhere else that can be + // minified. + if (Module['arguments']) arguments_ = Module['arguments']; + + if (Module['thisProgram']) thisProgram = Module['thisProgram']; + if (Module['quit']) quit_ = Module['quit']; + + // perform assertions in shell.js after we set up out() and err(), as otherwise if an assertion fails it cannot print the message + // end include: shell.js + // include: preamble.js + // === Preamble library stuff === + // Documentation for the public APIs defined in this file must be updated in: + // site/source/docs/api_reference/preamble.js.rst + // A prebuilt local version of the documentation is available at: + // site/build/text/docs/api_reference/preamble.js.txt + // You can also build docs locally as HTML or other formats in site/ + // An online HTML version (which may be of a different version of Emscripten) + // is up at http://kripken.github.io/emscripten-site/docs/api_reference/preamble.js.html + var wasmBinary = Module['wasmBinary']; + + // end include: base64Utils.js + // Wasm globals + var wasmMemory; + + //======================================== + // Runtime essentials + //======================================== + // whether we are quitting the application. no code should run after this. + // set in exit() and abort() + var ABORT = false; + + // set by exit() and abort(). Passed to 'onExit' handler. + // NOTE: This is also used as the process return code code in shell environments + // but only when noExitRuntime is false. + var EXITSTATUS; + + // In STRICT mode, we only define assert() when ASSERTIONS is set. i.e. we + // don't define it at all in release modes. This matches the behaviour of + // MINIMAL_RUNTIME. + // TODO(sbc): Make this the default even without STRICT enabled. + /** @type {function(*, string=)} */ function assert(condition, text) { + if (!condition) { + // This build was created without ASSERTIONS defined. `assert()` should not + // ever be called in this configuration but in case there are callers in + // the wild leave this simple abort() implementation here for now. + abort(text); + } + } + + // Memory management + var /** @type {!Int8Array} */ HEAP8, + /** @type {!Uint8Array} */ HEAPU8, + /** @type {!Int16Array} */ HEAP16, + /** @type {!Uint16Array} */ HEAPU16, + /** @type {!Int32Array} */ HEAP32, + /** @type {!Uint32Array} */ HEAPU32, + /** @type {!Float32Array} */ HEAPF32, + /** @type {!Float64Array} */ HEAPF64; + + // include: runtime_shared.js + function updateMemoryViews() { + var b = wasmMemory.buffer; + Module['HEAP8'] = HEAP8 = new Int8Array(b); + Module['HEAP16'] = HEAP16 = new Int16Array(b); + Module['HEAPU8'] = HEAPU8 = new Uint8Array(b); + Module['HEAPU16'] = HEAPU16 = new Uint16Array(b); + Module['HEAP32'] = HEAP32 = new Int32Array(b); + Module['HEAPU32'] = HEAPU32 = new Uint32Array(b); + Module['HEAPF32'] = HEAPF32 = new Float32Array(b); + Module['HEAPF64'] = HEAPF64 = new Float64Array(b); + } + + // end include: runtime_shared.js + // include: runtime_stack_check.js + // end include: runtime_stack_check.js + var __ATPRERUN__ = []; + + // functions called before the runtime is initialized + var __ATINIT__ = []; + + // functions called during startup + var __ATEXIT__ = []; + + // functions called during shutdown + var __ATPOSTRUN__ = []; + + // functions called after the main() is called + var runtimeInitialized = false; + + var runtimeExited = false; + + function preRun() { + if (Module['preRun']) { + if (typeof Module['preRun'] == 'function') + Module['preRun'] = [Module['preRun']]; + while (Module['preRun'].length) { + addOnPreRun(Module['preRun'].shift()); + } + } + callRuntimeCallbacks(__ATPRERUN__); + } + + function initRuntime() { + runtimeInitialized = true; + SOCKFS.root = FS.mount(SOCKFS, {}, null); + if (!Module['noFSInit'] && !FS.initialized) FS.init(); + FS.ignorePermissions = false; + TTY.init(); + PIPEFS.root = FS.mount(PIPEFS, {}, null); + callRuntimeCallbacks(__ATINIT__); + } + + function exitRuntime() { + ___funcs_on_exit(); + // Native atexit() functions + callRuntimeCallbacks(__ATEXIT__); + FS.quit(); + TTY.shutdown(); + runtimeExited = true; + } + + function postRun() { + if (Module['postRun']) { + if (typeof Module['postRun'] == 'function') + Module['postRun'] = [Module['postRun']]; + while (Module['postRun'].length) { + addOnPostRun(Module['postRun'].shift()); + } + } + callRuntimeCallbacks(__ATPOSTRUN__); + } + + function addOnPreRun(cb) { + __ATPRERUN__.unshift(cb); + } + + function addOnInit(cb) { + __ATINIT__.unshift(cb); + } + + function addOnPostRun(cb) { + __ATPOSTRUN__.unshift(cb); + } + + // include: runtime_math.js + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/imul + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/fround + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/clz32 + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/trunc + // end include: runtime_math.js + // A counter of dependencies for calling run(). If we need to + // do asynchronous work before running, increment this and + // decrement it. Incrementing must happen in a place like + // Module.preRun (used by emcc to add file preloading). + // Note that you can add dependencies in preRun, even though + // it happens right before run - run will be postponed until + // the dependencies are met. + var runDependencies = 0; + + var dependenciesFulfilled = null; + + // overridden to take different actions when all run dependencies are fulfilled + function getUniqueRunDependency(id) { + return id; + } + + function addRunDependency(id) { + runDependencies++; + Module['monitorRunDependencies']?.(runDependencies); + } + + function removeRunDependency(id) { + runDependencies--; + Module['monitorRunDependencies']?.(runDependencies); + if (runDependencies == 0) { + if (dependenciesFulfilled) { + var callback = dependenciesFulfilled; + dependenciesFulfilled = null; + callback(); + } + } + } + + /** @param {string|number=} what */ function abort(what) { + Module['onAbort']?.(what); + what = 'Aborted(' + what + ')'; + // TODO(sbc): Should we remove printing and leave it up to whoever + // catches the exception? + err(what); + ABORT = true; + what += '. Build with -sASSERTIONS for more info.'; + // Use a wasm runtime error, because a JS error might be seen as a foreign + // exception, which means we'd run destructors on it. We need the error to + // simply make the program stop. + // FIXME This approach does not work in Wasm EH because it currently does not assume + // all RuntimeErrors are from traps; it decides whether a RuntimeError is from + // a trap or not based on a hidden field within the object. So at the moment + // we don't have a way of throwing a wasm trap from JS. TODO Make a JS API that + // allows this in the wasm spec. + // Suppress closure compiler warning here. Closure compiler's builtin extern + // definition for WebAssembly.RuntimeError claims it takes no arguments even + // though it can. + // TODO(https://github.com/google/closure-compiler/pull/3913): Remove if/when upstream closure gets fixed. + /** @suppress {checkTypes} */ var e = new WebAssembly.RuntimeError( + what + ); + // Throw the error whether or not MODULARIZE is set because abort is used + // in code paths apart from instantiation where an exception is expected + // to be thrown when abort is called. + throw e; + } + + // include: memoryprofiler.js + // end include: memoryprofiler.js + // include: URIUtils.js + // Prefix of data URIs emitted by SINGLE_FILE and related options. + var dataURIPrefix = 'data:application/octet-stream;base64,'; + + /** + * Indicates whether filename is a base64 data URI. + * @noinline + */ var isDataURI = (filename) => filename.startsWith(dataURIPrefix); + + /** + * Indicates whether filename is delivered via file protocol (as opposed to http/https) + * @noinline + */ var isFileURI = (filename) => filename.startsWith('file://'); + + // end include: URIUtils.js + // include: runtime_exceptions.js + // end include: runtime_exceptions.js + function findWasmBinary() { + var f = dependencyFilename; + if (!isDataURI(f)) { + return locateFile(f); + } + return f; + } + + var wasmBinaryFile; + + function getBinarySync(file) { + if (file == wasmBinaryFile && wasmBinary) { + return new Uint8Array(wasmBinary); + } + if (readBinary) { + return readBinary(file); + } + throw 'both async and sync fetching of the wasm failed'; + } + + async function getWasmBinary(binaryFile) { + // If we don't have the binary yet, load it asynchronously using readAsync. + if (!wasmBinary) { + // Fetch the binary using readAsync + try { + var response = await readAsync(binaryFile); + return new Uint8Array(response); + } catch {} + } + // Otherwise, getBinarySync should be able to get it synchronously + return getBinarySync(binaryFile); + } + + async function instantiateArrayBuffer(binaryFile, imports) { + try { + var binary = await getWasmBinary(binaryFile); + var instance = await WebAssembly.instantiate(binary, imports); + return instance; + } catch (reason) { + err(`failed to asynchronously prepare wasm: ${reason}`); + abort(reason); + } + } + + async function instantiateAsync(binary, binaryFile, imports) { + if ( + !binary && + typeof WebAssembly.instantiateStreaming == 'function' && + !isDataURI(binaryFile) && // Avoid instantiateStreaming() on Node.js environment for now, as while + // Node.js v18.1.0 implements it, it does not have a full fetch() + // implementation yet. + // Reference: + // https://github.com/emscripten-core/emscripten/pull/16917 + !ENVIRONMENT_IS_NODE && + typeof fetch == 'function' + ) { + try { + var response = fetch(binaryFile, { + credentials: 'same-origin', + }); + var instantiationResult = + await WebAssembly.instantiateStreaming(response, imports); + return instantiationResult; + } catch (reason) { + // We expect the most common failure cause to be a bad MIME type for the binary, + // in which case falling back to ArrayBuffer instantiation should work. + err(`wasm streaming compile failed: ${reason}`); + err('falling back to ArrayBuffer instantiation'); + } + } + return instantiateArrayBuffer(binaryFile, imports); + } + + function getWasmImports() { + // prepare imports + return { + a: wasmImports, + }; + } + + // Create the wasm instance. + // Receives the wasm imports, returns the exports. + async function createWasm() { + // Load the wasm module and create an instance of using native support in the JS engine. + // handle a generated wasm instance, receiving its exports and + // performing other necessary setup + /** @param {WebAssembly.Module=} module*/ function receiveInstance( + instance, + module + ) { + wasmExports = instance.exports; + wasmExports = Asyncify.instrumentWasmExports(wasmExports); + Module['wasmExports'] = wasmExports; + wasmMemory = wasmExports['$a']; + updateMemoryViews(); + wasmTable = wasmExports['bb']; + addOnInit(wasmExports['ab']); + removeRunDependency('wasm-instantiate'); + return wasmExports; + } + // wait for the pthread pool (if any) + addRunDependency('wasm-instantiate'); + // Prefer streaming instantiation if available. + function receiveInstantiationResult(result) { + // 'result' is a ResultObject object which has both the module and instance. + // receiveInstance() will swap in the exports (to Module.asm) so they can be called + // TODO: Due to Closure regression https://github.com/google/closure-compiler/issues/3193, the above line no longer optimizes out down to the following line. + // When the regression is fixed, can restore the above PTHREADS-enabled path. + receiveInstance(result['instance']); + } + var info = getWasmImports(); + // User shell pages can write their own Module.instantiateWasm = function(imports, successCallback) callback + // to manually instantiate the Wasm module themselves. This allows pages to + // run the instantiation parallel to any other async startup actions they are + // performing. + // Also pthreads and wasm workers initialize the wasm instance through this + // path. + if (Module['instantiateWasm']) { + try { + return Module['instantiateWasm'](info, receiveInstance); + } catch (e) { + err(`Module.instantiateWasm callback failed with error: ${e}`); + return false; + } + } + wasmBinaryFile ??= findWasmBinary(); + var result = await instantiateAsync(wasmBinary, wasmBinaryFile, info); + receiveInstantiationResult(result); + return result; + } + + // Globals used by JS i64 conversions (see makeSetValue) + var tempDouble; + + var tempI64; + + // include: runtime_debug.js + // end include: runtime_debug.js + // === Body === + function js_popen_to_file(command, mode, exitCodePtr) { + const returnCallback = (resolver) => Asyncify.handleSleep(resolver); + if (!command) return 1; + const cmdstr = UTF8ToString(command); + if (!cmdstr.length) return 0; + const modestr = UTF8ToString(mode); + if (!modestr.length) return 0; + if (modestr === 'w') { + console.error('popen($cmd, "w") is not implemented yet'); + } + return returnCallback(async (wakeUp) => { + let cp; + try { + cp = PHPWASM.spawnProcess(cmdstr, []); + if (cp instanceof Promise) { + cp = await cp; + } + } catch (e) { + console.error(e); + if (e.code === 'SPAWN_UNSUPPORTED') { + return 1; + } + throw e; + } + const outByteArrays = []; + cp.stdout.on('data', function (data) { + outByteArrays.push(data); + }); + const outputPath = '/tmp/popen_output'; + cp.on('exit', function (exitCode) { + const outBytes = new Uint8Array( + outByteArrays.reduce((acc, curr) => acc + curr.length, 0) + ); + let offset = 0; + for (const byteArray of outByteArrays) { + outBytes.set(byteArray, offset); + offset += byteArray.length; + } + FS.writeFile(outputPath, outBytes); + HEAPU8[exitCodePtr] = exitCode; + wakeUp(allocateUTF8OnStack(outputPath)); + }); + }); + } + + function wasm_poll_socket(socketd, events, timeout) { + const returnCallback = (resolver) => Asyncify.handleSleep(resolver); + const POLLIN = 1; + const POLLPRI = 2; + const POLLOUT = 4; + const POLLERR = 8; + const POLLHUP = 16; + const POLLNVAL = 32; + return returnCallback((wakeUp) => { + const polls = []; + if (socketd in PHPWASM.child_proc_by_fd) { + const procInfo = PHPWASM.child_proc_by_fd[socketd]; + if (procInfo.exited) { + wakeUp(0); + return; + } + polls.push(PHPWASM.awaitEvent(procInfo.stdout, 'data')); + } else if (FS.isSocket(FS.getStream(socketd)?.node.mode)) { + const sock = getSocketFromFD(socketd); + if (!sock) { + wakeUp(0); + return; + } + const lookingFor = new Set(); + if (events & POLLIN || events & POLLPRI) { + if (sock.server) { + for (const client of sock.pending) { + if ((client.recv_queue || []).length > 0) { + wakeUp(1); + return; + } + } + } else if ((sock.recv_queue || []).length > 0) { + wakeUp(1); + return; + } + } + const webSockets = PHPWASM.getAllWebSockets(sock); + if (!webSockets.length) { + wakeUp(0); + return; + } + for (const ws of webSockets) { + if (events & POLLIN || events & POLLPRI) { + polls.push(PHPWASM.awaitData(ws)); + lookingFor.add('POLLIN'); + } + if (events & POLLOUT) { + polls.push(PHPWASM.awaitConnection(ws)); + lookingFor.add('POLLOUT'); + } + if (events & POLLHUP) { + polls.push(PHPWASM.awaitClose(ws)); + lookingFor.add('POLLHUP'); + } + if (events & POLLERR || events & POLLNVAL) { + polls.push(PHPWASM.awaitError(ws)); + lookingFor.add('POLLERR'); + } + } + } else { + setTimeout(function () { + wakeUp(1); + }, timeout); + return; + } + if (polls.length === 0) { + console.warn( + 'Unsupported poll event ' + + events + + ', defaulting to setTimeout().' + ); + setTimeout(function () { + wakeUp(0); + }, timeout); + return; + } + const promises = polls.map(([promise]) => promise); + const clearPolling = () => polls.forEach(([, clear]) => clear()); + let awaken = false; + let timeoutId; + Promise.race(promises).then(function (results) { + if (!awaken) { + awaken = true; + wakeUp(1); + if (timeoutId) { + clearTimeout(timeoutId); + } + clearPolling(); + } + }); + if (timeout !== -1) { + timeoutId = setTimeout(function () { + if (!awaken) { + awaken = true; + wakeUp(0); + clearPolling(); + } + }, timeout); + } + }); + } + + function js_fd_read(fd, iov, iovcnt, pnum) { + const returnCallback = (resolver) => Asyncify.handleSleep(resolver); + if ( + Asyncify?.State?.Normal === undefined || + Asyncify?.state === Asyncify?.State?.Normal + ) { + var returnCode; + var stream; + let num = 0; + try { + stream = SYSCALLS.getStreamFromFD(fd); + const num = doReadv(stream, iov, iovcnt); + HEAPU32[pnum >> 2] = num; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) { + throw e; + } + if ( + e.errno !== 6 || + !(stream?.fd in PHPWASM.child_proc_by_fd) + ) { + HEAPU32[pnum >> 2] = 0; + return returnCode; + } + } + } + return returnCallback((wakeUp) => { + var retries = 0; + var interval = 50; + var timeout = 5e3; + var maxRetries = timeout / interval; + function poll() { + var returnCode; + var stream; + let num; + try { + stream = SYSCALLS.getStreamFromFD(fd); + num = doReadv(stream, iov, iovcnt); + returnCode = 0; + } catch (e) { + if ( + typeof FS == 'undefined' || + !(e.name === 'ErrnoError') + ) { + console.error(e); + throw e; + } + returnCode = e.errno; + } + const success = returnCode === 0; + const failure = + ++retries > maxRetries || + !(fd in PHPWASM.child_proc_by_fd) || + PHPWASM.child_proc_by_fd[fd]?.exited || + FS.isClosed(stream); + if (success) { + HEAPU32[pnum >> 2] = num; + wakeUp(0); + } else if (failure) { + HEAPU32[pnum >> 2] = 0; + wakeUp(returnCode === 6 ? 0 : returnCode); + } else { + setTimeout(poll, interval); + } + } + poll(); + }); + } + + function __asyncjs__js_module_onMessage(data, response_buffer) { + return Asyncify.handleAsync(async () => { + if (Module['onMessage']) { + const dataStr = UTF8ToString(data); + return Module['onMessage'](dataStr) + .then((response) => { + const responseBytes = + typeof response === 'string' + ? new TextEncoder().encode(response) + : response; + const responseSize = responseBytes.byteLength; + const responsePtr = _malloc(responseSize + 1); + HEAPU8.set(responseBytes, responsePtr); + HEAPU8[responsePtr + responseSize] = 0; + HEAPU8[response_buffer] = responsePtr; + HEAPU8[response_buffer + 1] = responsePtr >> 8; + HEAPU8[response_buffer + 2] = responsePtr >> 16; + HEAPU8[response_buffer + 3] = responsePtr >> 24; + return responseSize; + }) + .catch((e) => { + console.error(e); + return -1; + }); + } + }); + } + + // end include: preamble.js + class ExitStatus { + name = 'ExitStatus'; + constructor(status) { + this.message = `Program terminated with exit(${status})`; + this.status = status; + } + } + ExitStatus = class PHPExitStatus extends Error { + constructor(status) { + super(status); + this.name = 'ExitStatus'; + this.message = 'Program terminated with exit(' + status + ')'; + this.status = status; + } + }; + + var callRuntimeCallbacks = (callbacks) => { + while (callbacks.length > 0) { + // Pass the module as the first argument. + callbacks.shift()(Module); + } + }; + + var noExitRuntime = Module['noExitRuntime'] || false; + + var stackRestore = (val) => __emscripten_stack_restore(val); + + var stackSave = () => _emscripten_stack_get_current(); + + /** @type {function(...*):?} */ function _SharpYuvConvert() { + abort('missing function: SharpYuvConvert'); + } + + _SharpYuvConvert.stub = true; + + /** @type {function(...*):?} */ function _SharpYuvGetConversionMatrix() { + abort('missing function: SharpYuvGetConversionMatrix'); + } + + _SharpYuvGetConversionMatrix.stub = true; + + /** @type {function(...*):?} */ function _SharpYuvInit() { + abort('missing function: SharpYuvInit'); + } + + _SharpYuvInit.stub = true; + + var UTF8Decoder = + typeof TextDecoder != 'undefined' ? new TextDecoder() : undefined; + + /** + * Given a pointer 'idx' to a null-terminated UTF8-encoded string in the given + * array that contains uint8 values, returns a copy of that string as a + * Javascript String object. + * heapOrArray is either a regular array, or a JavaScript typed array view. + * @param {number=} idx + * @param {number=} maxBytesToRead + * @return {string} + */ var UTF8ArrayToString = ( + heapOrArray, + idx = 0, + maxBytesToRead = NaN + ) => { + var endIdx = idx + maxBytesToRead; + var endPtr = idx; + // TextDecoder needs to know the byte length in advance, it doesn't stop on + // null terminator by itself. Also, use the length info to avoid running tiny + // strings through TextDecoder, since .subarray() allocates garbage. + // (As a tiny code save trick, compare endPtr against endIdx using a negation, + // so that undefined/NaN means Infinity) + while (heapOrArray[endPtr] && !(endPtr >= endIdx)) ++endPtr; + if (endPtr - idx > 16 && heapOrArray.buffer && UTF8Decoder) { + return UTF8Decoder.decode(heapOrArray.subarray(idx, endPtr)); + } + var str = ''; + // If building with TextDecoder, we have already computed the string length + // above, so test loop end condition against that + while (idx < endPtr) { + // For UTF8 byte structure, see: + // http://en.wikipedia.org/wiki/UTF-8#Description + // https://www.ietf.org/rfc/rfc2279.txt + // https://tools.ietf.org/html/rfc3629 + var u0 = heapOrArray[idx++]; + if (!(u0 & 128)) { + str += String.fromCharCode(u0); + continue; + } + var u1 = heapOrArray[idx++] & 63; + if ((u0 & 224) == 192) { + str += String.fromCharCode(((u0 & 31) << 6) | u1); + continue; + } + var u2 = heapOrArray[idx++] & 63; + if ((u0 & 240) == 224) { + u0 = ((u0 & 15) << 12) | (u1 << 6) | u2; + } else { + u0 = + ((u0 & 7) << 18) | + (u1 << 12) | + (u2 << 6) | + (heapOrArray[idx++] & 63); + } + if (u0 < 65536) { + str += String.fromCharCode(u0); + } else { + var ch = u0 - 65536; + str += String.fromCharCode( + 55296 | (ch >> 10), + 56320 | (ch & 1023) + ); + } + } + return str; + }; + + /** + * Given a pointer 'ptr' to a null-terminated UTF8-encoded string in the + * emscripten HEAP, returns a copy of that string as a Javascript String object. + * + * @param {number} ptr + * @param {number=} maxBytesToRead - An optional length that specifies the + * maximum number of bytes to read. You can omit this parameter to scan the + * string until the first 0 byte. If maxBytesToRead is passed, and the string + * at [ptr, ptr+maxBytesToReadr[ contains a null byte in the middle, then the + * string will cut short at that byte index (i.e. maxBytesToRead will not + * produce a string of exact length [ptr, ptr+maxBytesToRead[) N.B. mixing + * frequent uses of UTF8ToString() with and without maxBytesToRead may throw + * JS JIT optimizations off, so it is worth to consider consistently using one + * @return {string} + */ var UTF8ToString = (ptr, maxBytesToRead) => + ptr ? UTF8ArrayToString(HEAPU8, ptr, maxBytesToRead) : ''; + + Module['UTF8ToString'] = UTF8ToString; + + var ___assert_fail = (condition, filename, line, func) => + abort( + `Assertion failed: ${UTF8ToString(condition)}, at: ` + + [ + filename ? UTF8ToString(filename) : 'unknown filename', + line, + func ? UTF8ToString(func) : 'unknown function', + ] + ); + + var ___call_sighandler = (fp, sig) => ((a1) => dynCall_vi(fp, a1))(sig); + + var initRandomFill = () => { + if ( + typeof crypto == 'object' && + typeof crypto['getRandomValues'] == 'function' + ) { + // for modern web browsers + return (view) => crypto.getRandomValues(view); + } else if (ENVIRONMENT_IS_NODE) { + // for nodejs with or without crypto support included + try { + var crypto_module = require('crypto'); + var randomFillSync = crypto_module['randomFillSync']; + if (randomFillSync) { + // nodejs with LTS crypto support + return (view) => crypto_module['randomFillSync'](view); + } + // very old nodejs with the original crypto API + var randomBytes = crypto_module['randomBytes']; + return (view) => ( + view.set(randomBytes(view.byteLength)), // Return the original view to match modern native implementations. + view + ); + } catch (e) {} + } + // we couldn't find a proper implementation, as Math.random() is not suitable for /dev/random, see emscripten-core/emscripten/pull/7096 + abort('initRandomDevice'); + }; + + var randomFill = (view) => (randomFill = initRandomFill())(view); + + var PATH = { + isAbs: (path) => path.charAt(0) === '/', + splitPath: (filename) => { + var splitPathRe = + /^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/; + return splitPathRe.exec(filename).slice(1); + }, + normalizeArray: (parts, allowAboveRoot) => { + // if the path tries to go above the root, `up` ends up > 0 + var up = 0; + for (var i = parts.length - 1; i >= 0; i--) { + var last = parts[i]; + if (last === '.') { + parts.splice(i, 1); + } else if (last === '..') { + parts.splice(i, 1); + up++; + } else if (up) { + parts.splice(i, 1); + up--; + } + } + // if the path is allowed to go above the root, restore leading ..s + if (allowAboveRoot) { + for (; up; up--) { + parts.unshift('..'); + } + } + return parts; + }, + normalize: (path) => { + var isAbsolute = PATH.isAbs(path), + trailingSlash = path.substr(-1) === '/'; + // Normalize the path + path = PATH.normalizeArray( + path.split('/').filter((p) => !!p), + !isAbsolute + ).join('/'); + if (!path && !isAbsolute) { + path = '.'; + } + if (path && trailingSlash) { + path += '/'; + } + return (isAbsolute ? '/' : '') + path; + }, + dirname: (path) => { + var result = PATH.splitPath(path), + root = result[0], + dir = result[1]; + if (!root && !dir) { + // No dirname whatsoever + return '.'; + } + if (dir) { + // It has a dirname, strip trailing slash + dir = dir.substr(0, dir.length - 1); + } + return root + dir; + }, + basename: (path) => { + // EMSCRIPTEN return '/'' for '/', not an empty string + if (path === '/') return '/'; + path = PATH.normalize(path); + path = path.replace(/\/$/, ''); + var lastSlash = path.lastIndexOf('/'); + if (lastSlash === -1) return path; + return path.substr(lastSlash + 1); + }, + join: (...paths) => PATH.normalize(paths.join('/')), + join2: (l, r) => PATH.normalize(l + '/' + r), + }; + + var PATH_FS = { + resolve: (...args) => { + var resolvedPath = '', + resolvedAbsolute = false; + for (var i = args.length - 1; i >= -1 && !resolvedAbsolute; i--) { + var path = i >= 0 ? args[i] : FS.cwd(); + // Skip empty and invalid entries + if (typeof path != 'string') { + throw new TypeError( + 'Arguments to path.resolve must be strings' + ); + } else if (!path) { + return ''; + } + // an invalid portion invalidates the whole thing + resolvedPath = path + '/' + resolvedPath; + resolvedAbsolute = PATH.isAbs(path); + } + // At this point the path should be resolved to a full absolute path, but + // handle relative paths to be safe (might happen when process.cwd() fails) + resolvedPath = PATH.normalizeArray( + resolvedPath.split('/').filter((p) => !!p), + !resolvedAbsolute + ).join('/'); + return (resolvedAbsolute ? '/' : '') + resolvedPath || '.'; + }, + relative: (from, to) => { + from = PATH_FS.resolve(from).substr(1); + to = PATH_FS.resolve(to).substr(1); + function trim(arr) { + var start = 0; + for (; start < arr.length; start++) { + if (arr[start] !== '') break; + } + var end = arr.length - 1; + for (; end >= 0; end--) { + if (arr[end] !== '') break; + } + if (start > end) return []; + return arr.slice(start, end - start + 1); + } + var fromParts = trim(from.split('/')); + var toParts = trim(to.split('/')); + var length = Math.min(fromParts.length, toParts.length); + var samePartsLength = length; + for (var i = 0; i < length; i++) { + if (fromParts[i] !== toParts[i]) { + samePartsLength = i; + break; + } + } + var outputParts = []; + for (var i = samePartsLength; i < fromParts.length; i++) { + outputParts.push('..'); + } + outputParts = outputParts.concat(toParts.slice(samePartsLength)); + return outputParts.join('/'); + }, + }; + + var FS_stdin_getChar_buffer = []; + + var lengthBytesUTF8 = (str) => { + var len = 0; + for (var i = 0; i < str.length; ++i) { + // Gotcha: charCodeAt returns a 16-bit word that is a UTF-16 encoded code + // unit, not a Unicode code point of the character! So decode + // UTF16->UTF32->UTF8. + // See http://unicode.org/faq/utf_bom.html#utf16-3 + var c = str.charCodeAt(i); + // possibly a lead surrogate + if (c <= 127) { + len++; + } else if (c <= 2047) { + len += 2; + } else if (c >= 55296 && c <= 57343) { + len += 4; + ++i; + } else { + len += 3; + } + } + return len; + }; + + Module['lengthBytesUTF8'] = lengthBytesUTF8; + + var stringToUTF8Array = (str, heap, outIdx, maxBytesToWrite) => { + // Parameter maxBytesToWrite is not optional. Negative values, 0, null, + // undefined and false each don't write out any bytes. + if (!(maxBytesToWrite > 0)) return 0; + var startIdx = outIdx; + var endIdx = outIdx + maxBytesToWrite - 1; + // -1 for string null terminator. + for (var i = 0; i < str.length; ++i) { + // Gotcha: charCodeAt returns a 16-bit word that is a UTF-16 encoded code + // unit, not a Unicode code point of the character! So decode + // UTF16->UTF32->UTF8. + // See http://unicode.org/faq/utf_bom.html#utf16-3 + // For UTF8 byte structure, see http://en.wikipedia.org/wiki/UTF-8#Description + // and https://www.ietf.org/rfc/rfc2279.txt + // and https://tools.ietf.org/html/rfc3629 + var u = str.charCodeAt(i); + // possibly a lead surrogate + if (u >= 55296 && u <= 57343) { + var u1 = str.charCodeAt(++i); + u = (65536 + ((u & 1023) << 10)) | (u1 & 1023); + } + if (u <= 127) { + if (outIdx >= endIdx) break; + heap[outIdx++] = u; + } else if (u <= 2047) { + if (outIdx + 1 >= endIdx) break; + heap[outIdx++] = 192 | (u >> 6); + heap[outIdx++] = 128 | (u & 63); + } else if (u <= 65535) { + if (outIdx + 2 >= endIdx) break; + heap[outIdx++] = 224 | (u >> 12); + heap[outIdx++] = 128 | ((u >> 6) & 63); + heap[outIdx++] = 128 | (u & 63); + } else { + if (outIdx + 3 >= endIdx) break; + heap[outIdx++] = 240 | (u >> 18); + heap[outIdx++] = 128 | ((u >> 12) & 63); + heap[outIdx++] = 128 | ((u >> 6) & 63); + heap[outIdx++] = 128 | (u & 63); + } + } + // Null-terminate the pointer to the buffer. + heap[outIdx] = 0; + return outIdx - startIdx; + }; + + /** @type {function(string, boolean=, number=)} */ function intArrayFromString( + stringy, + dontAddNull, + length + ) { + var len = length > 0 ? length : lengthBytesUTF8(stringy) + 1; + var u8array = new Array(len); + var numBytesWritten = stringToUTF8Array( + stringy, + u8array, + 0, + u8array.length + ); + if (dontAddNull) u8array.length = numBytesWritten; + return u8array; + } + + var FS_stdin_getChar = () => { + if (!FS_stdin_getChar_buffer.length) { + var result = null; + if (ENVIRONMENT_IS_NODE) { + // we will read data by chunks of BUFSIZE + var BUFSIZE = 256; + var buf = Buffer.alloc(BUFSIZE); + var bytesRead = 0; + // For some reason we must suppress a closure warning here, even though + // fd definitely exists on process.stdin, and is even the proper way to + // get the fd of stdin, + // https://github.com/nodejs/help/issues/2136#issuecomment-523649904 + // This started to happen after moving this logic out of library_tty.js, + // so it is related to the surrounding code in some unclear manner. + /** @suppress {missingProperties} */ var fd = process.stdin.fd; + try { + bytesRead = fs.readSync(fd, buf, 0, BUFSIZE); + } catch (e) { + // Cross-platform differences: on Windows, reading EOF throws an + // exception, but on other OSes, reading EOF returns 0. Uniformize + // behavior by treating the EOF exception to return 0. + if (e.toString().includes('EOF')) bytesRead = 0; + else throw e; + } + if (bytesRead > 0) { + result = buf.slice(0, bytesRead).toString('utf-8'); + } + } else { + } + if (!result) { + return null; + } + FS_stdin_getChar_buffer = intArrayFromString(result, true); + } + return FS_stdin_getChar_buffer.shift(); + }; + + var TTY = { + ttys: [], + init() {}, + // https://github.com/emscripten-core/emscripten/pull/1555 + // if (ENVIRONMENT_IS_NODE) { + // // currently, FS.init does not distinguish if process.stdin is a file or TTY + // // device, it always assumes it's a TTY device. because of this, we're forcing + // // process.stdin to UTF8 encoding to at least make stdin reading compatible + // // with text files until FS.init can be refactored. + // process.stdin.setEncoding('utf8'); + // } + shutdown() {}, + // https://github.com/emscripten-core/emscripten/pull/1555 + // if (ENVIRONMENT_IS_NODE) { + // // inolen: any idea as to why node -e 'process.stdin.read()' wouldn't exit immediately (with process.stdin being a tty)? + // // isaacs: because now it's reading from the stream, you've expressed interest in it, so that read() kicks off a _read() which creates a ReadReq operation + // // inolen: I thought read() in that case was a synchronous operation that just grabbed some amount of buffered data if it exists? + // // isaacs: it is. but it also triggers a _read() call, which calls readStart() on the handle + // // isaacs: do process.stdin.pause() and i'd think it'd probably close the pending call + // process.stdin.pause(); + // } + register(dev, ops) { + TTY.ttys[dev] = { + input: [], + output: [], + ops, + }; + FS.registerDevice(dev, TTY.stream_ops); + }, + stream_ops: { + open(stream) { + var tty = TTY.ttys[stream.node.rdev]; + if (!tty) { + throw new FS.ErrnoError(43); + } + stream.tty = tty; + stream.seekable = false; + }, + close(stream) { + // flush any pending line data + stream.tty.ops.fsync(stream.tty); + }, + fsync(stream) { + stream.tty.ops.fsync(stream.tty); + }, + read(stream, buffer, offset, length, pos) { + /* ignored */ if (!stream.tty || !stream.tty.ops.get_char) { + throw new FS.ErrnoError(60); + } + var bytesRead = 0; + for (var i = 0; i < length; i++) { + var result; + try { + result = stream.tty.ops.get_char(stream.tty); + } catch (e) { + throw new FS.ErrnoError(29); + } + if (result === undefined && bytesRead === 0) { + throw new FS.ErrnoError(6); + } + if (result === null || result === undefined) break; + bytesRead++; + buffer[offset + i] = result; + } + if (bytesRead) { + stream.node.atime = Date.now(); + } + return bytesRead; + }, + write(stream, buffer, offset, length, pos) { + if (!stream.tty || !stream.tty.ops.put_char) { + throw new FS.ErrnoError(60); + } + try { + for (var i = 0; i < length; i++) { + stream.tty.ops.put_char(stream.tty, buffer[offset + i]); + } + } catch (e) { + throw new FS.ErrnoError(29); + } + if (length) { + stream.node.mtime = stream.node.ctime = Date.now(); + } + return i; + }, + }, + default_tty_ops: { + get_char(tty) { + return FS_stdin_getChar(); + }, + put_char(tty, val) { + if (val === null || val === 10) { + out(UTF8ArrayToString(tty.output)); + tty.output = []; + } else { + if (val != 0) tty.output.push(val); + } + }, + // val == 0 would cut text output off in the middle. + fsync(tty) { + if (tty.output && tty.output.length > 0) { + out(UTF8ArrayToString(tty.output)); + tty.output = []; + } + }, + ioctl_tcgets(tty) { + // typical setting + return { + c_iflag: 25856, + c_oflag: 5, + c_cflag: 191, + c_lflag: 35387, + c_cc: [ + 3, 28, 127, 21, 4, 0, 1, 0, 17, 19, 26, 0, 18, 15, 23, + 22, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + ], + }; + }, + ioctl_tcsets(tty, optional_actions, data) { + // currently just ignore + return 0; + }, + ioctl_tiocgwinsz(tty) { + return [24, 80]; + }, + }, + default_tty1_ops: { + put_char(tty, val) { + if (val === null || val === 10) { + err(UTF8ArrayToString(tty.output)); + tty.output = []; + } else { + if (val != 0) tty.output.push(val); + } + }, + fsync(tty) { + if (tty.output && tty.output.length > 0) { + err(UTF8ArrayToString(tty.output)); + tty.output = []; + } + }, + }, + }; + + var zeroMemory = (address, size) => { + HEAPU8.fill(0, address, address + size); + }; + + var alignMemory = (size, alignment) => + Math.ceil(size / alignment) * alignment; + + var mmapAlloc = (size) => { + size = alignMemory(size, 65536); + var ptr = _emscripten_builtin_memalign(65536, size); + if (ptr) zeroMemory(ptr, size); + return ptr; + }; + + var MEMFS = { + ops_table: null, + mount(mount) { + return MEMFS.createNode(null, '/', 16895, 0); + }, + createNode(parent, name, mode, dev) { + if (FS.isBlkdev(mode) || FS.isFIFO(mode)) { + // no supported + throw new FS.ErrnoError(63); + } + MEMFS.ops_table ||= { + dir: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + lookup: MEMFS.node_ops.lookup, + mknod: MEMFS.node_ops.mknod, + rename: MEMFS.node_ops.rename, + unlink: MEMFS.node_ops.unlink, + rmdir: MEMFS.node_ops.rmdir, + readdir: MEMFS.node_ops.readdir, + symlink: MEMFS.node_ops.symlink, + }, + stream: { + llseek: MEMFS.stream_ops.llseek, + }, + }, + file: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + }, + stream: { + llseek: MEMFS.stream_ops.llseek, + read: MEMFS.stream_ops.read, + write: MEMFS.stream_ops.write, + allocate: MEMFS.stream_ops.allocate, + mmap: MEMFS.stream_ops.mmap, + msync: MEMFS.stream_ops.msync, + }, + }, + link: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + readlink: MEMFS.node_ops.readlink, + }, + stream: {}, + }, + chrdev: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + }, + stream: FS.chrdev_stream_ops, + }, + }; + var node = FS.createNode(parent, name, mode, dev); + if (FS.isDir(node.mode)) { + node.node_ops = MEMFS.ops_table.dir.node; + node.stream_ops = MEMFS.ops_table.dir.stream; + node.contents = {}; + } else if (FS.isFile(node.mode)) { + node.node_ops = MEMFS.ops_table.file.node; + node.stream_ops = MEMFS.ops_table.file.stream; + node.usedBytes = 0; + // The actual number of bytes used in the typed array, as opposed to contents.length which gives the whole capacity. + // When the byte data of the file is populated, this will point to either a typed array, or a normal JS array. Typed arrays are preferred + // for performance, and used by default. However, typed arrays are not resizable like normal JS arrays are, so there is a small disk size + // penalty involved for appending file writes that continuously grow a file similar to std::vector capacity vs used -scheme. + node.contents = null; + } else if (FS.isLink(node.mode)) { + node.node_ops = MEMFS.ops_table.link.node; + node.stream_ops = MEMFS.ops_table.link.stream; + } else if (FS.isChrdev(node.mode)) { + node.node_ops = MEMFS.ops_table.chrdev.node; + node.stream_ops = MEMFS.ops_table.chrdev.stream; + } + node.atime = node.mtime = node.ctime = Date.now(); + // add the new node to the parent + if (parent) { + parent.contents[name] = node; + parent.atime = parent.mtime = parent.ctime = node.atime; + } + return node; + }, + getFileDataAsTypedArray(node) { + if (!node.contents) return new Uint8Array(0); + if (node.contents.subarray) + return node.contents.subarray(0, node.usedBytes); + // Make sure to not return excess unused bytes. + return new Uint8Array(node.contents); + }, + expandFileStorage(node, newCapacity) { + var prevCapacity = node.contents ? node.contents.length : 0; + if (prevCapacity >= newCapacity) return; + // No need to expand, the storage was already large enough. + // Don't expand strictly to the given requested limit if it's only a very small increase, but instead geometrically grow capacity. + // For small filesizes (<1MB), perform size*2 geometric increase, but for large sizes, do a much more conservative size*1.125 increase to + // avoid overshooting the allocation cap by a very large margin. + var CAPACITY_DOUBLING_MAX = 1024 * 1024; + newCapacity = Math.max( + newCapacity, + (prevCapacity * + (prevCapacity < CAPACITY_DOUBLING_MAX ? 2 : 1.125)) >>> + 0 + ); + if (prevCapacity != 0) newCapacity = Math.max(newCapacity, 256); + // At minimum allocate 256b for each file when expanding. + var oldContents = node.contents; + node.contents = new Uint8Array(newCapacity); + // Allocate new storage. + if (node.usedBytes > 0) + node.contents.set(oldContents.subarray(0, node.usedBytes), 0); + }, + // Copy old data over to the new storage. + resizeFileStorage(node, newSize) { + if (node.usedBytes == newSize) return; + if (newSize == 0) { + node.contents = null; + // Fully decommit when requesting a resize to zero. + node.usedBytes = 0; + } else { + var oldContents = node.contents; + node.contents = new Uint8Array(newSize); + // Allocate new storage. + if (oldContents) { + node.contents.set( + oldContents.subarray( + 0, + Math.min(newSize, node.usedBytes) + ) + ); + } + // Copy old data over to the new storage. + node.usedBytes = newSize; + } + }, + node_ops: { + getattr(node) { + var attr = {}; + // device numbers reuse inode numbers. + attr.dev = FS.isChrdev(node.mode) ? node.id : 1; + attr.ino = node.id; + attr.mode = node.mode; + attr.nlink = 1; + attr.uid = 0; + attr.gid = 0; + attr.rdev = node.rdev; + if (FS.isDir(node.mode)) { + attr.size = 4096; + } else if (FS.isFile(node.mode)) { + attr.size = node.usedBytes; + } else if (FS.isLink(node.mode)) { + attr.size = node.link.length; + } else { + attr.size = 0; + } + attr.atime = new Date(node.atime); + attr.mtime = new Date(node.mtime); + attr.ctime = new Date(node.ctime); + // NOTE: In our implementation, st_blocks = Math.ceil(st_size/st_blksize), + // but this is not required by the standard. + attr.blksize = 4096; + attr.blocks = Math.ceil(attr.size / attr.blksize); + return attr; + }, + setattr(node, attr) { + for (const key of ['mode', 'atime', 'mtime', 'ctime']) { + if (attr[key]) { + node[key] = attr[key]; + } + } + if (attr.size !== undefined) { + MEMFS.resizeFileStorage(node, attr.size); + } + }, + lookup(parent, name) { + throw MEMFS.doesNotExistError; + }, + mknod(parent, name, mode, dev) { + return MEMFS.createNode(parent, name, mode, dev); + }, + rename(old_node, new_dir, new_name) { + var new_node; + try { + new_node = FS.lookupNode(new_dir, new_name); + } catch (e) {} + if (new_node) { + if (FS.isDir(old_node.mode)) { + // if we're overwriting a directory at new_name, make sure it's empty. + for (var i in new_node.contents) { + throw new FS.ErrnoError(55); + } + } + FS.hashRemoveNode(new_node); + } + // do the internal rewiring + delete old_node.parent.contents[old_node.name]; + new_dir.contents[new_name] = old_node; + old_node.name = new_name; + new_dir.ctime = + new_dir.mtime = + old_node.parent.ctime = + old_node.parent.mtime = + Date.now(); + }, + unlink(parent, name) { + delete parent.contents[name]; + parent.ctime = parent.mtime = Date.now(); + }, + rmdir(parent, name) { + var node = FS.lookupNode(parent, name); + for (var i in node.contents) { + throw new FS.ErrnoError(55); + } + delete parent.contents[name]; + parent.ctime = parent.mtime = Date.now(); + }, + readdir(node) { + return ['.', '..', ...Object.keys(node.contents)]; + }, + symlink(parent, newname, oldpath) { + var node = MEMFS.createNode(parent, newname, 511 | 40960, 0); + node.link = oldpath; + return node; + }, + readlink(node) { + if (!FS.isLink(node.mode)) { + throw new FS.ErrnoError(28); + } + return node.link; + }, + }, + stream_ops: { + read(stream, buffer, offset, length, position) { + var contents = stream.node.contents; + if (position >= stream.node.usedBytes) return 0; + var size = Math.min(stream.node.usedBytes - position, length); + if (size > 8 && contents.subarray) { + // non-trivial, and typed array + buffer.set( + contents.subarray(position, position + size), + offset + ); + } else { + for (var i = 0; i < size; i++) + buffer[offset + i] = contents[position + i]; + } + return size; + }, + write(stream, buffer, offset, length, position, canOwn) { + // If the buffer is located in main memory (HEAP), and if + // memory can grow, we can't hold on to references of the + // memory buffer, as they may get invalidated. That means we + // need to do copy its contents. + if (buffer.buffer === HEAP8.buffer) { + canOwn = false; + } + if (!length) return 0; + var node = stream.node; + node.mtime = node.ctime = Date.now(); + if ( + buffer.subarray && + (!node.contents || node.contents.subarray) + ) { + // This write is from a typed array to a typed array? + if (canOwn) { + node.contents = buffer.subarray( + offset, + offset + length + ); + node.usedBytes = length; + return length; + } else if (node.usedBytes === 0 && position === 0) { + // If this is a simple first write to an empty file, do a fast set since we don't need to care about old data. + node.contents = buffer.slice(offset, offset + length); + node.usedBytes = length; + return length; + } else if (position + length <= node.usedBytes) { + // Writing to an already allocated and used subrange of the file? + node.contents.set( + buffer.subarray(offset, offset + length), + position + ); + return length; + } + } + // Appending to an existing file and we need to reallocate, or source data did not come as a typed array. + MEMFS.expandFileStorage(node, position + length); + if (node.contents.subarray && buffer.subarray) { + // Use typed array write which is available. + node.contents.set( + buffer.subarray(offset, offset + length), + position + ); + } else { + for (var i = 0; i < length; i++) { + node.contents[position + i] = buffer[offset + i]; + } + } + node.usedBytes = Math.max(node.usedBytes, position + length); + return length; + }, + llseek(stream, offset, whence) { + var position = offset; + if (whence === 1) { + position += stream.position; + } else if (whence === 2) { + if (FS.isFile(stream.node.mode)) { + position += stream.node.usedBytes; + } + } + if (position < 0) { + throw new FS.ErrnoError(28); + } + return position; + }, + allocate(stream, offset, length) { + MEMFS.expandFileStorage(stream.node, offset + length); + stream.node.usedBytes = Math.max( + stream.node.usedBytes, + offset + length + ); + }, + mmap(stream, length, position, prot, flags) { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + var ptr; + var allocated; + var contents = stream.node.contents; + // Only make a new copy when MAP_PRIVATE is specified. + if ( + !(flags & 2) && + contents && + contents.buffer === HEAP8.buffer + ) { + // We can't emulate MAP_SHARED when the file is not backed by the + // buffer we're mapping to (e.g. the HEAP buffer). + allocated = false; + ptr = contents.byteOffset; + } else { + allocated = true; + ptr = mmapAlloc(length); + if (!ptr) { + throw new FS.ErrnoError(48); + } + if (contents) { + // Try to avoid unnecessary slices. + if ( + position > 0 || + position + length < contents.length + ) { + if (contents.subarray) { + contents = contents.subarray( + position, + position + length + ); + } else { + contents = Array.prototype.slice.call( + contents, + position, + position + length + ); + } + } + HEAP8.set(contents, ptr); + } + } + return { + ptr, + allocated, + }; + }, + msync(stream, buffer, offset, length, mmapFlags) { + MEMFS.stream_ops.write( + stream, + buffer, + 0, + length, + offset, + false + ); + // should we check if bytesWritten and length are the same? + return 0; + }, + }, + }; + + var asyncLoad = async (url) => { + var arrayBuffer = await readAsync(url); + return new Uint8Array(arrayBuffer); + }; + + asyncLoad.isAsync = true; + + var FS_createDataFile = ( + parent, + name, + fileData, + canRead, + canWrite, + canOwn + ) => { + FS.createDataFile(parent, name, fileData, canRead, canWrite, canOwn); + }; + + var preloadPlugins = Module['preloadPlugins'] || []; + + var FS_handledByPreloadPlugin = (byteArray, fullname, finish, onerror) => { + // Ensure plugins are ready. + if (typeof Browser != 'undefined') Browser.init(); + var handled = false; + preloadPlugins.forEach((plugin) => { + if (handled) return; + if (plugin['canHandle'](fullname)) { + plugin['handle'](byteArray, fullname, finish, onerror); + handled = true; + } + }); + return handled; + }; + + var FS_createPreloadedFile = ( + parent, + name, + url, + canRead, + canWrite, + onload, + onerror, + dontCreateFile, + canOwn, + preFinish + ) => { + // TODO we should allow people to just pass in a complete filename instead + // of parent and name being that we just join them anyways + var fullname = name + ? PATH_FS.resolve(PATH.join2(parent, name)) + : parent; + var dep = getUniqueRunDependency(`cp ${fullname}`); + // might have several active requests for the same fullname + function processData(byteArray) { + function finish(byteArray) { + preFinish?.(); + if (!dontCreateFile) { + FS_createDataFile( + parent, + name, + byteArray, + canRead, + canWrite, + canOwn + ); + } + onload?.(); + removeRunDependency(dep); + } + if ( + FS_handledByPreloadPlugin(byteArray, fullname, finish, () => { + onerror?.(); + removeRunDependency(dep); + }) + ) { + return; + } + finish(byteArray); + } + addRunDependency(dep); + if (typeof url == 'string') { + asyncLoad(url).then(processData, onerror); + } else { + processData(url); + } + }; + + var FS_modeStringToFlags = (str) => { + var flagModes = { + r: 0, + 'r+': 2, + w: 512 | 64 | 1, + 'w+': 512 | 64 | 2, + a: 1024 | 64 | 1, + 'a+': 1024 | 64 | 2, + }; + var flags = flagModes[str]; + if (typeof flags == 'undefined') { + throw new Error(`Unknown file open mode: ${str}`); + } + return flags; + }; + + var FS_getMode = (canRead, canWrite) => { + var mode = 0; + if (canRead) mode |= 292 | 73; + if (canWrite) mode |= 146; + return mode; + }; + + var ERRNO_CODES = { + EPERM: 63, + ENOENT: 44, + ESRCH: 71, + EINTR: 27, + EIO: 29, + ENXIO: 60, + E2BIG: 1, + ENOEXEC: 45, + EBADF: 8, + ECHILD: 12, + EAGAIN: 6, + EWOULDBLOCK: 6, + ENOMEM: 48, + EACCES: 2, + EFAULT: 21, + ENOTBLK: 105, + EBUSY: 10, + EEXIST: 20, + EXDEV: 75, + ENODEV: 43, + ENOTDIR: 54, + EISDIR: 31, + EINVAL: 28, + ENFILE: 41, + EMFILE: 33, + ENOTTY: 59, + ETXTBSY: 74, + EFBIG: 22, + ENOSPC: 51, + ESPIPE: 70, + EROFS: 69, + EMLINK: 34, + EPIPE: 64, + EDOM: 18, + ERANGE: 68, + ENOMSG: 49, + EIDRM: 24, + ECHRNG: 106, + EL2NSYNC: 156, + EL3HLT: 107, + EL3RST: 108, + ELNRNG: 109, + EUNATCH: 110, + ENOCSI: 111, + EL2HLT: 112, + EDEADLK: 16, + ENOLCK: 46, + EBADE: 113, + EBADR: 114, + EXFULL: 115, + ENOANO: 104, + EBADRQC: 103, + EBADSLT: 102, + EDEADLOCK: 16, + EBFONT: 101, + ENOSTR: 100, + ENODATA: 116, + ETIME: 117, + ENOSR: 118, + ENONET: 119, + ENOPKG: 120, + EREMOTE: 121, + ENOLINK: 47, + EADV: 122, + ESRMNT: 123, + ECOMM: 124, + EPROTO: 65, + EMULTIHOP: 36, + EDOTDOT: 125, + EBADMSG: 9, + ENOTUNIQ: 126, + EBADFD: 127, + EREMCHG: 128, + ELIBACC: 129, + ELIBBAD: 130, + ELIBSCN: 131, + ELIBMAX: 132, + ELIBEXEC: 133, + ENOSYS: 52, + ENOTEMPTY: 55, + ENAMETOOLONG: 37, + ELOOP: 32, + EOPNOTSUPP: 138, + EPFNOSUPPORT: 139, + ECONNRESET: 15, + ENOBUFS: 42, + EAFNOSUPPORT: 5, + EPROTOTYPE: 67, + ENOTSOCK: 57, + ENOPROTOOPT: 50, + ESHUTDOWN: 140, + ECONNREFUSED: 14, + EADDRINUSE: 3, + ECONNABORTED: 13, + ENETUNREACH: 40, + ENETDOWN: 38, + ETIMEDOUT: 73, + EHOSTDOWN: 142, + EHOSTUNREACH: 23, + EINPROGRESS: 26, + EALREADY: 7, + EDESTADDRREQ: 17, + EMSGSIZE: 35, + EPROTONOSUPPORT: 66, + ESOCKTNOSUPPORT: 137, + EADDRNOTAVAIL: 4, + ENETRESET: 39, + EISCONN: 30, + ENOTCONN: 53, + ETOOMANYREFS: 141, + EUSERS: 136, + EDQUOT: 19, + ESTALE: 72, + ENOTSUP: 138, + ENOMEDIUM: 148, + EILSEQ: 25, + EOVERFLOW: 61, + ECANCELED: 11, + ENOTRECOVERABLE: 56, + EOWNERDEAD: 62, + ESTRPIPE: 135, + }; + + var NODEFS = { + isWindows: false, + staticInit() { + NODEFS.isWindows = !!process.platform.match(/^win/); + var flags = process.binding('constants'); + // Node.js 4 compatibility: it has no namespaces for constants + if (flags['fs']) { + flags = flags['fs']; + } + NODEFS.flagsForNodeMap = { + 1024: flags['O_APPEND'], + 64: flags['O_CREAT'], + 128: flags['O_EXCL'], + 256: flags['O_NOCTTY'], + 0: flags['O_RDONLY'], + 2: flags['O_RDWR'], + 4096: flags['O_SYNC'], + 512: flags['O_TRUNC'], + 1: flags['O_WRONLY'], + 131072: flags['O_NOFOLLOW'], + }; + }, + convertNodeCode(e) { + var code = e.code; + return ERRNO_CODES[code]; + }, + tryFSOperation(f) { + try { + return f(); + } catch (e) { + if (!e.code) throw e; + // node under windows can return code 'UNKNOWN' here: + // https://github.com/emscripten-core/emscripten/issues/15468 + if (e.code === 'UNKNOWN') throw new FS.ErrnoError(28); + throw new FS.ErrnoError(NODEFS.convertNodeCode(e)); + } + }, + mount(mount) { + return NODEFS.createNode( + null, + '/', + NODEFS.getMode(mount.opts.root), + 0 + ); + }, + createNode(parent, name, mode, dev) { + if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { + throw new FS.ErrnoError(28); + } + var node = FS.createNode(parent, name, mode); + node.node_ops = NODEFS.node_ops; + node.stream_ops = NODEFS.stream_ops; + return node; + }, + getMode(path) { + return NODEFS.tryFSOperation(() => { + var mode = fs.lstatSync(path).mode; + if (NODEFS.isWindows) { + // Windows does not report the 'x' permission bit, so propagate read + // bits to execute bits. + mode |= (mode & 292) >> 2; + } + return mode; + }); + }, + realPath(node) { + var parts = []; + while (node.parent !== node) { + parts.push(node.name); + node = node.parent; + } + parts.push(node.mount.opts.root); + parts.reverse(); + return PATH.join(...parts); + }, + flagsForNode(flags) { + flags &= ~2097152; + // Ignore this flag from musl, otherwise node.js fails to open the file. + flags &= ~2048; + // Ignore this flag from musl, otherwise node.js fails to open the file. + flags &= ~32768; + // Ignore this flag from musl, otherwise node.js fails to open the file. + flags &= ~524288; + // Some applications may pass it; it makes no sense for a single process. + flags &= ~65536; + // Node.js doesn't need this passed in, it errors. + var newFlags = 0; + for (var k in NODEFS.flagsForNodeMap) { + if (flags & k) { + newFlags |= NODEFS.flagsForNodeMap[k]; + flags ^= k; + } + } + if (flags) { + throw new FS.ErrnoError(28); + } + return newFlags; + }, + node_ops: { + getattr(node) { + var path = NODEFS.realPath(node); + var stat; + NODEFS.tryFSOperation(() => (stat = fs.lstatSync(path))); + if (NODEFS.isWindows) { + // node.js v0.10.20 doesn't report blksize and blocks on Windows. Fake + // them with default blksize of 4096. + // See http://support.microsoft.com/kb/140365 + if (!stat.blksize) { + stat.blksize = 4096; + } + if (!stat.blocks) { + stat.blocks = + ((stat.size + stat.blksize - 1) / stat.blksize) | 0; + } + // Windows does not report the 'x' permission bit, so propagate read + // bits to execute bits. + stat.mode |= (stat.mode & 292) >> 2; + } + return { + dev: stat.dev, + ino: stat.ino, + mode: stat.mode, + nlink: stat.nlink, + uid: stat.uid, + gid: stat.gid, + rdev: stat.rdev, + size: stat.size, + atime: stat.atime, + mtime: stat.mtime, + ctime: stat.ctime, + blksize: stat.blksize, + blocks: stat.blocks, + }; + }, + setattr(node, attr) { + var path = NODEFS.realPath(node); + NODEFS.tryFSOperation(() => { + if (attr.mode !== undefined) { + var mode = attr.mode; + if (NODEFS.isWindows) { + // Windows only supports S_IREAD / S_IWRITE (S_IRUSR / S_IWUSR) + // https://learn.microsoft.com/en-us/cpp/c-runtime-library/reference/chmod-wchmod + mode &= 384; + } + fs.chmodSync(path, mode); + // update the common node structure mode as well + node.mode = attr.mode; + } + if (attr.atime || attr.mtime) { + var atime = attr.atime && new Date(attr.atime); + var mtime = attr.mtime && new Date(attr.mtime); + fs.utimesSync(path, atime, mtime); + } + if (attr.size !== undefined) { + fs.truncateSync(path, attr.size); + } + }); + }, + lookup(parent, name) { + var path = PATH.join2(NODEFS.realPath(parent), name); + var mode = NODEFS.getMode(path); + return NODEFS.createNode(parent, name, mode); + }, + mknod(parent, name, mode, dev) { + var node = NODEFS.createNode(parent, name, mode, dev); + // create the backing node for this in the fs root as well + var path = NODEFS.realPath(node); + NODEFS.tryFSOperation(() => { + if (FS.isDir(node.mode)) { + fs.mkdirSync(path, node.mode); + } else { + fs.writeFileSync(path, '', { + mode: node.mode, + }); + } + }); + return node; + }, + rename(oldNode, newDir, newName) { + var oldPath = NODEFS.realPath(oldNode); + var newPath = PATH.join2(NODEFS.realPath(newDir), newName); + try { + FS.unlink(newPath); + } catch (e) {} + NODEFS.tryFSOperation(() => fs.renameSync(oldPath, newPath)); + oldNode.name = newName; + }, + unlink(parent, name) { + var path = PATH.join2(NODEFS.realPath(parent), name); + NODEFS.tryFSOperation(() => fs.unlinkSync(path)); + }, + rmdir(parent, name) { + var path = PATH.join2(NODEFS.realPath(parent), name); + NODEFS.tryFSOperation(() => fs.rmdirSync(path)); + }, + readdir(node) { + var path = NODEFS.realPath(node); + return NODEFS.tryFSOperation(() => fs.readdirSync(path)); + }, + symlink(parent, newName, oldPath) { + var newPath = PATH.join2(NODEFS.realPath(parent), newName); + NODEFS.tryFSOperation(() => fs.symlinkSync(oldPath, newPath)); + }, + readlink(node) { + var path = NODEFS.realPath(node); + return NODEFS.tryFSOperation(() => fs.readlinkSync(path)); + }, + statfs(path) { + var stats = NODEFS.tryFSOperation(() => fs.statfsSync(path)); + // Node.js doesn't provide frsize (fragment size). Set it to bsize (block size) + // as they're often the same in many file systems. May not be accurate for all. + stats.frsize = stats.bsize; + return stats; + }, + }, + stream_ops: { + open(stream) { + var path = NODEFS.realPath(stream.node); + NODEFS.tryFSOperation(() => { + if (FS.isFile(stream.node.mode)) { + stream.shared.refcount = 1; + stream.nfd = fs.openSync( + path, + NODEFS.flagsForNode(stream.flags) + ); + } + }); + }, + close(stream) { + NODEFS.tryFSOperation(() => { + if ( + FS.isFile(stream.node.mode) && + stream.nfd && + --stream.shared.refcount === 0 + ) { + fs.closeSync(stream.nfd); + } + }); + }, + dup(stream) { + stream.shared.refcount++; + }, + read(stream, buffer, offset, length, position) { + // Node.js < 6 compatibility: node errors on 0 length reads + if (length === 0) return 0; + return NODEFS.tryFSOperation(() => + fs.readSync( + stream.nfd, + new Int8Array(buffer.buffer, offset, length), + 0, + length, + position + ) + ); + }, + write(stream, buffer, offset, length, position) { + return NODEFS.tryFSOperation(() => + fs.writeSync( + stream.nfd, + new Int8Array(buffer.buffer, offset, length), + 0, + length, + position + ) + ); + }, + llseek(stream, offset, whence) { + var position = offset; + if (whence === 1) { + position += stream.position; + } else if (whence === 2) { + if (FS.isFile(stream.node.mode)) { + NODEFS.tryFSOperation(() => { + var stat = fs.fstatSync(stream.nfd); + position += stat.size; + }); + } + } + if (position < 0) { + throw new FS.ErrnoError(28); + } + return position; + }, + mmap(stream, length, position, prot, flags) { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + var ptr = mmapAlloc(length); + NODEFS.stream_ops.read(stream, HEAP8, ptr, length, position); + return { + ptr, + allocated: true, + }; + }, + msync(stream, buffer, offset, length, mmapFlags) { + NODEFS.stream_ops.write( + stream, + buffer, + 0, + length, + offset, + false + ); + // should we check if bytesWritten and length are the same? + return 0; + }, + }, + }; + + var PROXYFS = { + mount(mount) { + return PROXYFS.createNode( + null, + '/', + mount.opts.fs.lstat(mount.opts.root).mode, + 0 + ); + }, + createNode(parent, name, mode, dev) { + if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { + throw new FS.ErrnoError(ERRNO_CODES.EINVAL); + } + var node = FS.createNode(parent, name, mode); + node.node_ops = PROXYFS.node_ops; + node.stream_ops = PROXYFS.stream_ops; + return node; + }, + realPath(node) { + var parts = []; + while (node.parent !== node) { + parts.push(node.name); + node = node.parent; + } + parts.push(node.mount.opts.root); + parts.reverse(); + return PATH.join(...parts); + }, + node_ops: { + getattr(node) { + var path = PROXYFS.realPath(node); + var stat; + try { + stat = node.mount.opts.fs.lstat(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + return { + dev: stat.dev, + ino: stat.ino, + mode: stat.mode, + nlink: stat.nlink, + uid: stat.uid, + gid: stat.gid, + rdev: stat.rdev, + size: stat.size, + atime: stat.atime, + mtime: stat.mtime, + ctime: stat.ctime, + blksize: stat.blksize, + blocks: stat.blocks, + }; + }, + setattr(node, attr) { + var path = PROXYFS.realPath(node); + try { + if (attr.mode !== undefined) { + node.mount.opts.fs.chmod(path, attr.mode); + // update the common node structure mode as well + node.mode = attr.mode; + } + if (attr.atime || attr.mtime) { + var atime = new Date(attr.atime || attr.mtime); + var mtime = new Date(attr.mtime || attr.atime); + node.mount.opts.fs.utime(path, atime, mtime); + } + if (attr.size !== undefined) { + node.mount.opts.fs.truncate(path, attr.size); + } + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + lookup(parent, name) { + try { + var path = PATH.join2(PROXYFS.realPath(parent), name); + var mode = parent.mount.opts.fs.lstat(path).mode; + var node = PROXYFS.createNode(parent, name, mode); + return node; + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + mknod(parent, name, mode, dev) { + var node = PROXYFS.createNode(parent, name, mode, dev); + // create the backing node for this in the fs root as well + var path = PROXYFS.realPath(node); + try { + if (FS.isDir(node.mode)) { + node.mount.opts.fs.mkdir(path, node.mode); + } else { + node.mount.opts.fs.writeFile(path, '', { + mode: node.mode, + }); + } + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + return node; + }, + rename(oldNode, newDir, newName) { + var oldPath = PROXYFS.realPath(oldNode); + var newPath = PATH.join2(PROXYFS.realPath(newDir), newName); + try { + oldNode.mount.opts.fs.rename(oldPath, newPath); + oldNode.name = newName; + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + unlink(parent, name) { + var path = PATH.join2(PROXYFS.realPath(parent), name); + try { + parent.mount.opts.fs.unlink(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + rmdir(parent, name) { + var path = PATH.join2(PROXYFS.realPath(parent), name); + try { + parent.mount.opts.fs.rmdir(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + readdir(node) { + var path = PROXYFS.realPath(node); + try { + return node.mount.opts.fs.readdir(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + symlink(parent, newName, oldPath) { + var newPath = PATH.join2(PROXYFS.realPath(parent), newName); + try { + parent.mount.opts.fs.symlink(oldPath, newPath); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + readlink(node) { + var path = PROXYFS.realPath(node); + try { + return node.mount.opts.fs.readlink(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + }, + stream_ops: { + open(stream) { + var path = PROXYFS.realPath(stream.node); + try { + stream.nfd = stream.node.mount.opts.fs.open( + path, + stream.flags + ); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + close(stream) { + try { + stream.node.mount.opts.fs.close(stream.nfd); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + read(stream, buffer, offset, length, position) { + try { + return stream.node.mount.opts.fs.read( + stream.nfd, + buffer, + offset, + length, + position + ); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + write(stream, buffer, offset, length, position) { + try { + return stream.node.mount.opts.fs.write( + stream.nfd, + buffer, + offset, + length, + position + ); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + llseek(stream, offset, whence) { + var position = offset; + if (whence === 1) { + position += stream.position; + } else if (whence === 2) { + if (FS.isFile(stream.node.mode)) { + try { + var stat = stream.node.node_ops.getattr( + stream.node + ); + position += stat.size; + } catch (e) { + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + } + } + if (position < 0) { + throw new FS.ErrnoError(ERRNO_CODES.EINVAL); + } + return position; + }, + }, + }; + + var FS = { + root: null, + mounts: [], + devices: {}, + streams: [], + nextInode: 1, + nameTable: null, + currentPath: '/', + initialized: false, + ignorePermissions: true, + ErrnoError: class { + name = 'ErrnoError'; + // We set the `name` property to be able to identify `FS.ErrnoError` + // - the `name` is a standard ECMA-262 property of error objects. Kind of good to have it anyway. + // - when using PROXYFS, an error can come from an underlying FS + // as different FS objects have their own FS.ErrnoError each, + // the test `err instanceof FS.ErrnoError` won't detect an error coming from another filesystem, causing bugs. + // we'll use the reliable test `err.name == "ErrnoError"` instead + constructor(errno) { + this.errno = errno; + } + }, + filesystems: null, + syncFSRequests: 0, + readFiles: {}, + FSStream: class { + shared = {}; + get object() { + return this.node; + } + set object(val) { + this.node = val; + } + get isRead() { + return (this.flags & 2097155) !== 1; + } + get isWrite() { + return (this.flags & 2097155) !== 0; + } + get isAppend() { + return this.flags & 1024; + } + get flags() { + return this.shared.flags; + } + set flags(val) { + this.shared.flags = val; + } + get position() { + return this.shared.position; + } + set position(val) { + this.shared.position = val; + } + }, + FSNode: class { + node_ops = {}; + stream_ops = {}; + readMode = 292 | 73; + writeMode = 146; + mounted = null; + constructor(parent, name, mode, rdev) { + if (!parent) { + parent = this; + } + // root node sets parent to itself + this.parent = parent; + this.mount = parent.mount; + this.id = FS.nextInode++; + this.name = name; + this.mode = mode; + this.rdev = rdev; + this.atime = this.mtime = this.ctime = Date.now(); + } + get read() { + return (this.mode & this.readMode) === this.readMode; + } + set read(val) { + val + ? (this.mode |= this.readMode) + : (this.mode &= ~this.readMode); + } + get write() { + return (this.mode & this.writeMode) === this.writeMode; + } + set write(val) { + val + ? (this.mode |= this.writeMode) + : (this.mode &= ~this.writeMode); + } + get isFolder() { + return FS.isDir(this.mode); + } + get isDevice() { + return FS.isChrdev(this.mode); + } + }, + lookupPath(path, opts = {}) { + if (!path) + return { + path: '', + node: null, + }; + opts.follow_mount ??= true; + if (!PATH.isAbs(path)) { + path = FS.cwd() + '/' + path; + } + // limit max consecutive symlinks to 40 (SYMLOOP_MAX). + linkloop: for (var nlinks = 0; nlinks < 40; nlinks++) { + // split the absolute path + var parts = path.split('/').filter((p) => !!p && p !== '.'); + // start at the root + var current = FS.root; + var current_path = '/'; + for (var i = 0; i < parts.length; i++) { + var islast = i === parts.length - 1; + if (islast && opts.parent) { + // stop resolving + break; + } + if (parts[i] === '..') { + current_path = PATH.dirname(current_path); + current = current.parent; + continue; + } + current_path = PATH.join2(current_path, parts[i]); + try { + current = FS.lookupNode(current, parts[i]); + } catch (e) { + // if noent_okay is true, suppress a ENOENT in the last component + // and return an object with an undefined node. This is needed for + // resolving symlinks in the path when creating a file. + if (e?.errno === 44 && islast && opts.noent_okay) { + return { + path: current_path, + }; + } + throw e; + } + // jump to the mount's root node if this is a mountpoint + if ( + FS.isMountpoint(current) && + (!islast || opts.follow_mount) + ) { + current = current.mounted.root; + } + // by default, lookupPath will not follow a symlink if it is the final path component. + // setting opts.follow = true will override this behavior. + if (FS.isLink(current.mode) && (!islast || opts.follow)) { + if (!current.node_ops.readlink) { + throw new FS.ErrnoError(52); + } + var link = current.node_ops.readlink(current); + if (!PATH.isAbs(link)) { + link = PATH.dirname(current_path) + '/' + link; + } + path = link + '/' + parts.slice(i + 1).join('/'); + continue linkloop; + } + } + return { + path: current_path, + node: current, + }; + } + throw new FS.ErrnoError(32); + }, + getPath(node) { + var path; + while (true) { + if (FS.isRoot(node)) { + var mount = node.mount.mountpoint; + if (!path) return mount; + return mount[mount.length - 1] !== '/' + ? `${mount}/${path}` + : mount + path; + } + path = path ? `${node.name}/${path}` : node.name; + node = node.parent; + } + }, + hashName(parentid, name) { + var hash = 0; + for (var i = 0; i < name.length; i++) { + hash = ((hash << 5) - hash + name.charCodeAt(i)) | 0; + } + return ((parentid + hash) >>> 0) % FS.nameTable.length; + }, + hashAddNode(node) { + var hash = FS.hashName(node.parent.id, node.name); + node.name_next = FS.nameTable[hash]; + FS.nameTable[hash] = node; + }, + hashRemoveNode(node) { + var hash = FS.hashName(node.parent.id, node.name); + if (FS.nameTable[hash] === node) { + FS.nameTable[hash] = node.name_next; + } else { + var current = FS.nameTable[hash]; + while (current) { + if (current.name_next === node) { + current.name_next = node.name_next; + break; + } + current = current.name_next; + } + } + }, + lookupNode(parent, name) { + var errCode = FS.mayLookup(parent); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + var hash = FS.hashName(parent.id, name); + for (var node = FS.nameTable[hash]; node; node = node.name_next) { + var nodeName = node.name; + if (node.parent.id === parent.id && nodeName === name) { + return node; + } + } + // if we failed to find it in the cache, call into the VFS + return FS.lookup(parent, name); + }, + createNode(parent, name, mode, rdev) { + var node = new FS.FSNode(parent, name, mode, rdev); + FS.hashAddNode(node); + return node; + }, + destroyNode(node) { + FS.hashRemoveNode(node); + }, + isRoot(node) { + return node === node.parent; + }, + isMountpoint(node) { + return !!node.mounted; + }, + isFile(mode) { + return (mode & 61440) === 32768; + }, + isDir(mode) { + return (mode & 61440) === 16384; + }, + isLink(mode) { + return (mode & 61440) === 40960; + }, + isChrdev(mode) { + return (mode & 61440) === 8192; + }, + isBlkdev(mode) { + return (mode & 61440) === 24576; + }, + isFIFO(mode) { + return (mode & 61440) === 4096; + }, + isSocket(mode) { + return (mode & 49152) === 49152; + }, + flagsToPermissionString(flag) { + var perms = ['r', 'w', 'rw'][flag & 3]; + if (flag & 512) { + perms += 'w'; + } + return perms; + }, + nodePermissions(node, perms) { + if (FS.ignorePermissions) { + return 0; + } + // return 0 if any user, group or owner bits are set. + if (perms.includes('r') && !(node.mode & 292)) { + return 2; + } else if (perms.includes('w') && !(node.mode & 146)) { + return 2; + } else if (perms.includes('x') && !(node.mode & 73)) { + return 2; + } + return 0; + }, + mayLookup(dir) { + if (!FS.isDir(dir.mode)) return 54; + var errCode = FS.nodePermissions(dir, 'x'); + if (errCode) return errCode; + if (!dir.node_ops.lookup) return 2; + return 0; + }, + mayCreate(dir, name) { + if (!FS.isDir(dir.mode)) { + return 54; + } + try { + var node = FS.lookupNode(dir, name); + return 20; + } catch (e) {} + return FS.nodePermissions(dir, 'wx'); + }, + mayDelete(dir, name, isdir) { + var node; + try { + node = FS.lookupNode(dir, name); + } catch (e) { + return e.errno; + } + var errCode = FS.nodePermissions(dir, 'wx'); + if (errCode) { + return errCode; + } + if (isdir) { + if (!FS.isDir(node.mode)) { + return 54; + } + if (FS.isRoot(node) || FS.getPath(node) === FS.cwd()) { + return 10; + } + } else { + if (FS.isDir(node.mode)) { + return 31; + } + } + return 0; + }, + mayOpen(node, flags) { + if (!node) { + return 44; + } + if (FS.isLink(node.mode)) { + return 32; + } else if (FS.isDir(node.mode)) { + if ( + FS.flagsToPermissionString(flags) !== 'r' || // opening for write + flags & 512 + ) { + // TODO: check for O_SEARCH? (== search for dir only) + return 31; + } + } + return FS.nodePermissions(node, FS.flagsToPermissionString(flags)); + }, + MAX_OPEN_FDS: 4096, + nextfd() { + for (var fd = 0; fd <= FS.MAX_OPEN_FDS; fd++) { + if (!FS.streams[fd]) { + return fd; + } + } + throw new FS.ErrnoError(33); + }, + getStreamChecked(fd) { + var stream = FS.getStream(fd); + if (!stream) { + throw new FS.ErrnoError(8); + } + return stream; + }, + getStream: (fd) => FS.streams[fd], + createStream(stream, fd = -1) { + // clone it, so we can return an instance of FSStream + stream = Object.assign(new FS.FSStream(), stream); + if (fd == -1) { + fd = FS.nextfd(); + } + stream.fd = fd; + FS.streams[fd] = stream; + return stream; + }, + closeStream(fd) { + FS.streams[fd] = null; + }, + dupStream(origStream, fd = -1) { + var stream = FS.createStream(origStream, fd); + stream.stream_ops?.dup?.(stream); + return stream; + }, + chrdev_stream_ops: { + open(stream) { + var device = FS.getDevice(stream.node.rdev); + // override node's stream ops with the device's + stream.stream_ops = device.stream_ops; + // forward the open call + stream.stream_ops.open?.(stream); + }, + llseek() { + throw new FS.ErrnoError(70); + }, + }, + major: (dev) => dev >> 8, + minor: (dev) => dev & 255, + makedev: (ma, mi) => (ma << 8) | mi, + registerDevice(dev, ops) { + FS.devices[dev] = { + stream_ops: ops, + }; + }, + getDevice: (dev) => FS.devices[dev], + getMounts(mount) { + var mounts = []; + var check = [mount]; + while (check.length) { + var m = check.pop(); + mounts.push(m); + check.push(...m.mounts); + } + return mounts; + }, + syncfs(populate, callback) { + if (typeof populate == 'function') { + callback = populate; + populate = false; + } + FS.syncFSRequests++; + if (FS.syncFSRequests > 1) { + err( + `warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work` + ); + } + var mounts = FS.getMounts(FS.root.mount); + var completed = 0; + function doCallback(errCode) { + FS.syncFSRequests--; + return callback(errCode); + } + function done(errCode) { + if (errCode) { + if (!done.errored) { + done.errored = true; + return doCallback(errCode); + } + return; + } + if (++completed >= mounts.length) { + doCallback(null); + } + } + // sync all mounts + mounts.forEach((mount) => { + if (!mount.type.syncfs) { + return done(null); + } + mount.type.syncfs(mount, populate, done); + }); + }, + mount(type, opts, mountpoint) { + var root = mountpoint === '/'; + var pseudo = !mountpoint; + var node; + if (root && FS.root) { + throw new FS.ErrnoError(10); + } else if (!root && !pseudo) { + var lookup = FS.lookupPath(mountpoint, { + follow_mount: false, + }); + mountpoint = lookup.path; + // use the absolute path + node = lookup.node; + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + if (!FS.isDir(node.mode)) { + throw new FS.ErrnoError(54); + } + } + var mount = { + type, + opts, + mountpoint, + mounts: [], + }; + // create a root node for the fs + var mountRoot = type.mount(mount); + mountRoot.mount = mount; + mount.root = mountRoot; + if (root) { + FS.root = mountRoot; + } else if (node) { + // set as a mountpoint + node.mounted = mount; + // add the new mount to the current mount's children + if (node.mount) { + node.mount.mounts.push(mount); + } + } + return mountRoot; + }, + unmount(mountpoint) { + var lookup = FS.lookupPath(mountpoint, { + follow_mount: false, + }); + if (!FS.isMountpoint(lookup.node)) { + throw new FS.ErrnoError(28); + } + // destroy the nodes for this mount, and all its child mounts + var node = lookup.node; + var mount = node.mounted; + var mounts = FS.getMounts(mount); + Object.keys(FS.nameTable).forEach((hash) => { + var current = FS.nameTable[hash]; + while (current) { + var next = current.name_next; + if (mounts.includes(current.mount)) { + FS.destroyNode(current); + } + current = next; + } + }); + // no longer a mountpoint + node.mounted = null; + // remove this mount from the child mounts + var idx = node.mount.mounts.indexOf(mount); + node.mount.mounts.splice(idx, 1); + }, + lookup(parent, name) { + return parent.node_ops.lookup(parent, name); + }, + mknod(path, mode, dev) { + var lookup = FS.lookupPath(path, { + parent: true, + }); + var parent = lookup.node; + var name = PATH.basename(path); + if (!name || name === '.' || name === '..') { + throw new FS.ErrnoError(28); + } + var errCode = FS.mayCreate(parent, name); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.mknod) { + throw new FS.ErrnoError(63); + } + return parent.node_ops.mknod(parent, name, mode, dev); + }, + statfs(path) { + // NOTE: None of the defaults here are true. We're just returning safe and + // sane values. + var rtn = { + bsize: 4096, + frsize: 4096, + blocks: 1e6, + bfree: 5e5, + bavail: 5e5, + files: FS.nextInode, + ffree: FS.nextInode - 1, + fsid: 42, + flags: 2, + namelen: 255, + }; + var parent = FS.lookupPath(path, { + follow: true, + }).node; + if (parent?.node_ops.statfs) { + Object.assign( + rtn, + parent.node_ops.statfs(parent.mount.opts.root) + ); + } + return rtn; + }, + create(path, mode = 438) { + mode &= 4095; + mode |= 32768; + return FS.mknod(path, mode, 0); + }, + mkdir(path, mode = 511) { + mode &= 511 | 512; + mode |= 16384; + return FS.mknod(path, mode, 0); + }, + mkdirTree(path, mode) { + var dirs = path.split('/'); + var d = ''; + for (var i = 0; i < dirs.length; ++i) { + if (!dirs[i]) continue; + d += '/' + dirs[i]; + try { + FS.mkdir(d, mode); + } catch (e) { + if (e.errno != 20) throw e; + } + } + }, + mkdev(path, mode, dev) { + if (typeof dev == 'undefined') { + dev = mode; + mode = 438; + } + mode |= 8192; + return FS.mknod(path, mode, dev); + }, + symlink(oldpath, newpath) { + if (!PATH_FS.resolve(oldpath)) { + throw new FS.ErrnoError(44); + } + var lookup = FS.lookupPath(newpath, { + parent: true, + }); + var parent = lookup.node; + if (!parent) { + throw new FS.ErrnoError(44); + } + var newname = PATH.basename(newpath); + var errCode = FS.mayCreate(parent, newname); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.symlink) { + throw new FS.ErrnoError(63); + } + return parent.node_ops.symlink(parent, newname, oldpath); + }, + rename(old_path, new_path) { + var old_dirname = PATH.dirname(old_path); + var new_dirname = PATH.dirname(new_path); + var old_name = PATH.basename(old_path); + var new_name = PATH.basename(new_path); + // parents must exist + var lookup, old_dir, new_dir; + // let the errors from non existent directories percolate up + lookup = FS.lookupPath(old_path, { + parent: true, + }); + old_dir = lookup.node; + lookup = FS.lookupPath(new_path, { + parent: true, + }); + new_dir = lookup.node; + if (!old_dir || !new_dir) throw new FS.ErrnoError(44); + // need to be part of the same mount + if (old_dir.mount !== new_dir.mount) { + throw new FS.ErrnoError(75); + } + // source must exist + var old_node = FS.lookupNode(old_dir, old_name); + // old path should not be an ancestor of the new path + var relative = PATH_FS.relative(old_path, new_dirname); + if (relative.charAt(0) !== '.') { + throw new FS.ErrnoError(28); + } + // new path should not be an ancestor of the old path + relative = PATH_FS.relative(new_path, old_dirname); + if (relative.charAt(0) !== '.') { + throw new FS.ErrnoError(55); + } + // see if the new path already exists + var new_node; + try { + new_node = FS.lookupNode(new_dir, new_name); + } catch (e) {} + // early out if nothing needs to change + if (old_node === new_node) { + return; + } + // we'll need to delete the old entry + var isdir = FS.isDir(old_node.mode); + var errCode = FS.mayDelete(old_dir, old_name, isdir); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + // need delete permissions if we'll be overwriting. + // need create permissions if new doesn't already exist. + errCode = new_node + ? FS.mayDelete(new_dir, new_name, isdir) + : FS.mayCreate(new_dir, new_name); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!old_dir.node_ops.rename) { + throw new FS.ErrnoError(63); + } + if ( + FS.isMountpoint(old_node) || + (new_node && FS.isMountpoint(new_node)) + ) { + throw new FS.ErrnoError(10); + } + // if we are going to change the parent, check write permissions + if (new_dir !== old_dir) { + errCode = FS.nodePermissions(old_dir, 'w'); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + } + // remove the node from the lookup hash + FS.hashRemoveNode(old_node); + // do the underlying fs rename + try { + old_dir.node_ops.rename(old_node, new_dir, new_name); + // update old node (we do this here to avoid each backend + // needing to) + old_node.parent = new_dir; + } catch (e) { + throw e; + } finally { + // add the node back to the hash (in case node_ops.rename + // changed its name) + FS.hashAddNode(old_node); + } + }, + rmdir(path) { + var lookup = FS.lookupPath(path, { + parent: true, + }); + var parent = lookup.node; + var name = PATH.basename(path); + var node = FS.lookupNode(parent, name); + var errCode = FS.mayDelete(parent, name, true); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.rmdir) { + throw new FS.ErrnoError(63); + } + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + parent.node_ops.rmdir(parent, name); + FS.destroyNode(node); + }, + readdir(path) { + var lookup = FS.lookupPath(path, { + follow: true, + }); + var node = lookup.node; + if (!node.node_ops.readdir) { + throw new FS.ErrnoError(54); + } + return node.node_ops.readdir(node); + }, + unlink(path) { + var lookup = FS.lookupPath(path, { + parent: true, + }); + var parent = lookup.node; + if (!parent) { + throw new FS.ErrnoError(44); + } + var name = PATH.basename(path); + var node = FS.lookupNode(parent, name); + var errCode = FS.mayDelete(parent, name, false); + if (errCode) { + // According to POSIX, we should map EISDIR to EPERM, but + // we instead do what Linux does (and we must, as we use + // the musl linux libc). + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.unlink) { + throw new FS.ErrnoError(63); + } + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + parent.node_ops.unlink(parent, name); + FS.destroyNode(node); + }, + readlink(path) { + var lookup = FS.lookupPath(path); + var link = lookup.node; + if (!link) { + throw new FS.ErrnoError(44); + } + if (!link.node_ops.readlink) { + throw new FS.ErrnoError(28); + } + return link.node_ops.readlink(link); + }, + stat(path, dontFollow) { + var lookup = FS.lookupPath(path, { + follow: !dontFollow, + }); + var node = lookup.node; + if (!node) { + throw new FS.ErrnoError(44); + } + if (!node.node_ops.getattr) { + throw new FS.ErrnoError(63); + } + return node.node_ops.getattr(node); + }, + lstat(path) { + return FS.stat(path, true); + }, + chmod(path, mode, dontFollow) { + var node; + if (typeof path == 'string') { + var lookup = FS.lookupPath(path, { + follow: !dontFollow, + }); + node = lookup.node; + } else { + node = path; + } + if (!node.node_ops.setattr) { + throw new FS.ErrnoError(63); + } + node.node_ops.setattr(node, { + mode: (mode & 4095) | (node.mode & ~4095), + ctime: Date.now(), + }); + }, + lchmod(path, mode) { + FS.chmod(path, mode, true); + }, + fchmod(fd, mode) { + var stream = FS.getStreamChecked(fd); + FS.chmod(stream.node, mode); + }, + chown(path, uid, gid, dontFollow) { + var node; + if (typeof path == 'string') { + var lookup = FS.lookupPath(path, { + follow: !dontFollow, + }); + node = lookup.node; + } else { + node = path; + } + if (!node.node_ops.setattr) { + throw new FS.ErrnoError(63); + } + node.node_ops.setattr(node, { + timestamp: Date.now(), + }); + }, + // we ignore the uid / gid for now + lchown(path, uid, gid) { + FS.chown(path, uid, gid, true); + }, + fchown(fd, uid, gid) { + var stream = FS.getStreamChecked(fd); + FS.chown(stream.node, uid, gid); + }, + truncate(path, len) { + if (len < 0) { + throw new FS.ErrnoError(28); + } + var node; + if (typeof path == 'string') { + var lookup = FS.lookupPath(path, { + follow: true, + }); + node = lookup.node; + } else { + node = path; + } + if (!node.node_ops.setattr) { + throw new FS.ErrnoError(63); + } + if (FS.isDir(node.mode)) { + throw new FS.ErrnoError(31); + } + if (!FS.isFile(node.mode)) { + throw new FS.ErrnoError(28); + } + var errCode = FS.nodePermissions(node, 'w'); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + node.node_ops.setattr(node, { + size: len, + timestamp: Date.now(), + }); + }, + ftruncate(fd, len) { + var stream = FS.getStreamChecked(fd); + if ((stream.flags & 2097155) === 0) { + throw new FS.ErrnoError(28); + } + FS.truncate(stream.node, len); + }, + utime(path, atime, mtime) { + var lookup = FS.lookupPath(path, { + follow: true, + }); + var node = lookup.node; + node.node_ops.setattr(node, { + atime, + mtime, + }); + }, + open(path, flags, mode = 438) { + if (path === '') { + throw new FS.ErrnoError(44); + } + flags = + typeof flags == 'string' ? FS_modeStringToFlags(flags) : flags; + if (flags & 64) { + mode = (mode & 4095) | 32768; + } else { + mode = 0; + } + var node; + if (typeof path == 'object') { + node = path; + } else { + // noent_okay makes it so that if the final component of the path + // doesn't exist, lookupPath returns `node: undefined`. `path` will be + // updated to point to the target of all symlinks. + var lookup = FS.lookupPath(path, { + follow: !(flags & 131072), + noent_okay: true, + }); + node = lookup.node; + path = lookup.path; + } + // perhaps we need to create the node + var created = false; + if (flags & 64) { + if (node) { + // if O_CREAT and O_EXCL are set, error out if the node already exists + if (flags & 128) { + throw new FS.ErrnoError(20); + } + } else { + // node doesn't exist, try to create it + node = FS.mknod(path, mode, 0); + created = true; + } + } + if (!node) { + throw new FS.ErrnoError(44); + } + // can't truncate a device + if (FS.isChrdev(node.mode)) { + flags &= ~512; + } + // if asked only for a directory, then this must be one + if (flags & 65536 && !FS.isDir(node.mode)) { + throw new FS.ErrnoError(54); + } + // check permissions, if this is not a file we just created now (it is ok to + // create and write to a file with read-only permissions; it is read-only + // for later use) + if (!created) { + var errCode = FS.mayOpen(node, flags); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + } + // do truncation if necessary + if (flags & 512 && !created) { + FS.truncate(node, 0); + } + // we've already handled these, don't pass down to the underlying vfs + flags &= ~(128 | 512 | 131072); + // register the stream with the filesystem + var stream = FS.createStream({ + node, + path: FS.getPath(node), + // we want the absolute path to the node + flags, + seekable: true, + position: 0, + stream_ops: node.stream_ops, + // used by the file family libc calls (fopen, fwrite, ferror, etc.) + ungotten: [], + error: false, + }); + // call the new stream's open function + if (stream.stream_ops.open) { + stream.stream_ops.open(stream); + } + if (Module['logReadFiles'] && !(flags & 1)) { + if (!(path in FS.readFiles)) { + FS.readFiles[path] = 1; + } + } + return stream; + }, + close(stream) { + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if (stream.getdents) stream.getdents = null; + // free readdir state + try { + if (stream.stream_ops.close) { + stream.stream_ops.close(stream); + } + } catch (e) { + throw e; + } finally { + FS.closeStream(stream.fd); + } + stream.fd = null; + }, + isClosed(stream) { + return stream.fd === null; + }, + llseek(stream, offset, whence) { + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if (!stream.seekable || !stream.stream_ops.llseek) { + throw new FS.ErrnoError(70); + } + if (whence != 0 && whence != 1 && whence != 2) { + throw new FS.ErrnoError(28); + } + stream.position = stream.stream_ops.llseek(stream, offset, whence); + stream.ungotten = []; + return stream.position; + }, + read(stream, buffer, offset, length, position) { + if (length < 0 || position < 0) { + throw new FS.ErrnoError(28); + } + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if ((stream.flags & 2097155) === 1) { + throw new FS.ErrnoError(8); + } + if (FS.isDir(stream.node.mode)) { + throw new FS.ErrnoError(31); + } + if (!stream.stream_ops.read) { + throw new FS.ErrnoError(28); + } + var seeking = typeof position != 'undefined'; + if (!seeking) { + position = stream.position; + } else if (!stream.seekable) { + throw new FS.ErrnoError(70); + } + var bytesRead = stream.stream_ops.read( + stream, + buffer, + offset, + length, + position + ); + if (!seeking) stream.position += bytesRead; + return bytesRead; + }, + write(stream, buffer, offset, length, position, canOwn) { + if (length < 0 || position < 0) { + throw new FS.ErrnoError(28); + } + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if ((stream.flags & 2097155) === 0) { + throw new FS.ErrnoError(8); + } + if (FS.isDir(stream.node.mode)) { + throw new FS.ErrnoError(31); + } + if (!stream.stream_ops.write) { + throw new FS.ErrnoError(28); + } + if (stream.seekable && stream.flags & 1024) { + // seek to the end before writing in append mode + FS.llseek(stream, 0, 2); + } + var seeking = typeof position != 'undefined'; + if (!seeking) { + position = stream.position; + } else if (!stream.seekable) { + throw new FS.ErrnoError(70); + } + var bytesWritten = stream.stream_ops.write( + stream, + buffer, + offset, + length, + position, + canOwn + ); + if (!seeking) stream.position += bytesWritten; + return bytesWritten; + }, + allocate(stream, offset, length) { + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if (offset < 0 || length <= 0) { + throw new FS.ErrnoError(28); + } + if ((stream.flags & 2097155) === 0) { + throw new FS.ErrnoError(8); + } + if (!FS.isFile(stream.node.mode) && !FS.isDir(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + if (!stream.stream_ops.allocate) { + throw new FS.ErrnoError(138); + } + stream.stream_ops.allocate(stream, offset, length); + }, + mmap(stream, length, position, prot, flags) { + // User requests writing to file (prot & PROT_WRITE != 0). + // Checking if we have permissions to write to the file unless + // MAP_PRIVATE flag is set. According to POSIX spec it is possible + // to write to file opened in read-only mode with MAP_PRIVATE flag, + // as all modifications will be visible only in the memory of + // the current process. + if ( + (prot & 2) !== 0 && + (flags & 2) === 0 && + (stream.flags & 2097155) !== 2 + ) { + throw new FS.ErrnoError(2); + } + if ((stream.flags & 2097155) === 1) { + throw new FS.ErrnoError(2); + } + if (!stream.stream_ops.mmap) { + throw new FS.ErrnoError(43); + } + if (!length) { + throw new FS.ErrnoError(28); + } + return stream.stream_ops.mmap( + stream, + length, + position, + prot, + flags + ); + }, + msync(stream, buffer, offset, length, mmapFlags) { + if (!stream.stream_ops.msync) { + return 0; + } + return stream.stream_ops.msync( + stream, + buffer, + offset, + length, + mmapFlags + ); + }, + ioctl(stream, cmd, arg) { + if (!stream.stream_ops.ioctl) { + throw new FS.ErrnoError(59); + } + return stream.stream_ops.ioctl(stream, cmd, arg); + }, + readFile(path, opts = {}) { + opts.flags = opts.flags || 0; + opts.encoding = opts.encoding || 'binary'; + if (opts.encoding !== 'utf8' && opts.encoding !== 'binary') { + throw new Error(`Invalid encoding type "${opts.encoding}"`); + } + var ret; + var stream = FS.open(path, opts.flags); + var stat = FS.stat(path); + var length = stat.size; + var buf = new Uint8Array(length); + FS.read(stream, buf, 0, length, 0); + if (opts.encoding === 'utf8') { + ret = UTF8ArrayToString(buf); + } else if (opts.encoding === 'binary') { + ret = buf; + } + FS.close(stream); + return ret; + }, + writeFile(path, data, opts = {}) { + opts.flags = opts.flags || 577; + var stream = FS.open(path, opts.flags, opts.mode); + if (typeof data == 'string') { + var buf = new Uint8Array(lengthBytesUTF8(data) + 1); + var actualNumBytes = stringToUTF8Array( + data, + buf, + 0, + buf.length + ); + FS.write( + stream, + buf, + 0, + actualNumBytes, + undefined, + opts.canOwn + ); + } else if (ArrayBuffer.isView(data)) { + FS.write( + stream, + data, + 0, + data.byteLength, + undefined, + opts.canOwn + ); + } else { + throw new Error('Unsupported data type'); + } + FS.close(stream); + }, + cwd: () => FS.currentPath, + chdir(path) { + var lookup = FS.lookupPath(path, { + follow: true, + }); + if (lookup.node === null) { + throw new FS.ErrnoError(44); + } + if (!FS.isDir(lookup.node.mode)) { + throw new FS.ErrnoError(54); + } + var errCode = FS.nodePermissions(lookup.node, 'x'); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + FS.currentPath = lookup.path; + }, + createDefaultDirectories() { + FS.mkdir('/tmp'); + FS.mkdir('/home'); + FS.mkdir('/home/web_user'); + }, + createDefaultDevices() { + // create /dev + FS.mkdir('/dev'); + // setup /dev/null + FS.registerDevice(FS.makedev(1, 3), { + read: () => 0, + write: (stream, buffer, offset, length, pos) => length, + llseek: () => 0, + }); + FS.mkdev('/dev/null', FS.makedev(1, 3)); + // setup /dev/tty and /dev/tty1 + // stderr needs to print output using err() rather than out() + // so we register a second tty just for it. + TTY.register(FS.makedev(5, 0), TTY.default_tty_ops); + TTY.register(FS.makedev(6, 0), TTY.default_tty1_ops); + FS.mkdev('/dev/tty', FS.makedev(5, 0)); + FS.mkdev('/dev/tty1', FS.makedev(6, 0)); + // setup /dev/[u]random + // use a buffer to avoid overhead of individual crypto calls per byte + var randomBuffer = new Uint8Array(1024), + randomLeft = 0; + var randomByte = () => { + if (randomLeft === 0) { + randomLeft = randomFill(randomBuffer).byteLength; + } + return randomBuffer[--randomLeft]; + }; + FS.createDevice('/dev', 'random', randomByte); + FS.createDevice('/dev', 'urandom', randomByte); + // we're not going to emulate the actual shm device, + // just create the tmp dirs that reside in it commonly + FS.mkdir('/dev/shm'); + FS.mkdir('/dev/shm/tmp'); + }, + createSpecialDirectories() { + // create /proc/self/fd which allows /proc/self/fd/6 => readlink gives the + // name of the stream for fd 6 (see test_unistd_ttyname) + FS.mkdir('/proc'); + var proc_self = FS.mkdir('/proc/self'); + FS.mkdir('/proc/self/fd'); + FS.mount( + { + mount() { + var node = FS.createNode(proc_self, 'fd', 16895, 73); + node.stream_ops = { + llseek: MEMFS.stream_ops.llseek, + }; + node.node_ops = { + lookup(parent, name) { + var fd = +name; + var stream = FS.getStreamChecked(fd); + var ret = { + parent: null, + mount: { + mountpoint: 'fake', + }, + node_ops: { + readlink: () => stream.path, + }, + id: fd + 1, + }; + ret.parent = ret; + // make it look like a simple root node + return ret; + }, + readdir() { + return Array.from(FS.streams.entries()) + .filter(([k, v]) => v) + .map(([k, v]) => k.toString()); + }, + }; + return node; + }, + }, + {}, + '/proc/self/fd' + ); + }, + createStandardStreams(input, output, error) { + // TODO deprecate the old functionality of a single + // input / output callback and that utilizes FS.createDevice + // and instead require a unique set of stream ops + // by default, we symlink the standard streams to the + // default tty devices. however, if the standard streams + // have been overwritten we create a unique device for + // them instead. + if (input) { + FS.createDevice('/dev', 'stdin', input); + } else { + FS.symlink('/dev/tty', '/dev/stdin'); + } + if (output) { + FS.createDevice('/dev', 'stdout', null, output); + } else { + FS.symlink('/dev/tty', '/dev/stdout'); + } + if (error) { + FS.createDevice('/dev', 'stderr', null, error); + } else { + FS.symlink('/dev/tty1', '/dev/stderr'); + } + // open default streams for the stdin, stdout and stderr devices + var stdin = FS.open('/dev/stdin', 0); + var stdout = FS.open('/dev/stdout', 1); + var stderr = FS.open('/dev/stderr', 1); + }, + staticInit() { + FS.nameTable = new Array(4096); + FS.mount(MEMFS, {}, '/'); + FS.createDefaultDirectories(); + FS.createDefaultDevices(); + FS.createSpecialDirectories(); + FS.filesystems = { + MEMFS: MEMFS, + NODEFS: NODEFS, + PROXYFS: PROXYFS, + }; + }, + init(input, output, error) { + FS.initialized = true; + // Allow Module.stdin etc. to provide defaults, if none explicitly passed to us here + input ??= Module['stdin']; + output ??= Module['stdout']; + error ??= Module['stderr']; + FS.createStandardStreams(input, output, error); + }, + quit() { + FS.initialized = false; + // force-flush all streams, so we get musl std streams printed out + _fflush(0); + // close all of our streams + for (var i = 0; i < FS.streams.length; i++) { + var stream = FS.streams[i]; + if (!stream) { + continue; + } + FS.close(stream); + } + }, + findObject(path, dontResolveLastLink) { + var ret = FS.analyzePath(path, dontResolveLastLink); + if (!ret.exists) { + return null; + } + return ret.object; + }, + analyzePath(path, dontResolveLastLink) { + // operate from within the context of the symlink's target + try { + var lookup = FS.lookupPath(path, { + follow: !dontResolveLastLink, + }); + path = lookup.path; + } catch (e) {} + var ret = { + isRoot: false, + exists: false, + error: 0, + name: null, + path: null, + object: null, + parentExists: false, + parentPath: null, + parentObject: null, + }; + try { + var lookup = FS.lookupPath(path, { + parent: true, + }); + ret.parentExists = true; + ret.parentPath = lookup.path; + ret.parentObject = lookup.node; + ret.name = PATH.basename(path); + lookup = FS.lookupPath(path, { + follow: !dontResolveLastLink, + }); + ret.exists = true; + ret.path = lookup.path; + ret.object = lookup.node; + ret.name = lookup.node.name; + ret.isRoot = lookup.path === '/'; + } catch (e) { + ret.error = e.errno; + } + return ret; + }, + createPath(parent, path, canRead, canWrite) { + parent = typeof parent == 'string' ? parent : FS.getPath(parent); + var parts = path.split('/').reverse(); + while (parts.length) { + var part = parts.pop(); + if (!part) continue; + var current = PATH.join2(parent, part); + try { + FS.mkdir(current); + } catch (e) {} + // ignore EEXIST + parent = current; + } + return current; + }, + createFile(parent, name, properties, canRead, canWrite) { + var path = PATH.join2( + typeof parent == 'string' ? parent : FS.getPath(parent), + name + ); + var mode = FS_getMode(canRead, canWrite); + return FS.create(path, mode); + }, + createDataFile(parent, name, data, canRead, canWrite, canOwn) { + var path = name; + if (parent) { + parent = + typeof parent == 'string' ? parent : FS.getPath(parent); + path = name ? PATH.join2(parent, name) : parent; + } + var mode = FS_getMode(canRead, canWrite); + var node = FS.create(path, mode); + if (data) { + if (typeof data == 'string') { + var arr = new Array(data.length); + for (var i = 0, len = data.length; i < len; ++i) + arr[i] = data.charCodeAt(i); + data = arr; + } + // make sure we can write to the file + FS.chmod(node, mode | 146); + var stream = FS.open(node, 577); + FS.write(stream, data, 0, data.length, 0, canOwn); + FS.close(stream); + FS.chmod(node, mode); + } + }, + createDevice(parent, name, input, output) { + var path = PATH.join2( + typeof parent == 'string' ? parent : FS.getPath(parent), + name + ); + var mode = FS_getMode(!!input, !!output); + FS.createDevice.major ??= 64; + var dev = FS.makedev(FS.createDevice.major++, 0); + // Create a fake device that a set of stream ops to emulate + // the old behavior. + FS.registerDevice(dev, { + open(stream) { + stream.seekable = false; + }, + close(stream) { + // flush any pending line data + if (output?.buffer?.length) { + output(10); + } + }, + read(stream, buffer, offset, length, pos) { + /* ignored */ var bytesRead = 0; + for (var i = 0; i < length; i++) { + var result; + try { + result = input(); + } catch (e) { + throw new FS.ErrnoError(29); + } + if (result === undefined && bytesRead === 0) { + throw new FS.ErrnoError(6); + } + if (result === null || result === undefined) break; + bytesRead++; + buffer[offset + i] = result; + } + if (bytesRead) { + stream.node.atime = Date.now(); + } + return bytesRead; + }, + write(stream, buffer, offset, length, pos) { + for (var i = 0; i < length; i++) { + try { + output(buffer[offset + i]); + } catch (e) { + throw new FS.ErrnoError(29); + } + } + if (length) { + stream.node.mtime = stream.node.ctime = Date.now(); + } + return i; + }, + }); + return FS.mkdev(path, mode, dev); + }, + forceLoadFile(obj) { + if (obj.isDevice || obj.isFolder || obj.link || obj.contents) + return true; + if (typeof XMLHttpRequest != 'undefined') { + throw new Error( + 'Lazy loading should have been performed (contents set) in createLazyFile, but it was not. Lazy loading only works in web workers. Use --embed-file or --preload-file in emcc on the main thread.' + ); + } else { + // Command-line. + try { + obj.contents = readBinary(obj.url); + obj.usedBytes = obj.contents.length; + } catch (e) { + throw new FS.ErrnoError(29); + } + } + }, + createLazyFile(parent, name, url, canRead, canWrite) { + // Lazy chunked Uint8Array (implements get and length from Uint8Array). + // Actual getting is abstracted away for eventual reuse. + class LazyUint8Array { + lengthKnown = false; + chunks = []; + // Loaded chunks. Index is the chunk number + get(idx) { + if (idx > this.length - 1 || idx < 0) { + return undefined; + } + var chunkOffset = idx % this.chunkSize; + var chunkNum = (idx / this.chunkSize) | 0; + return this.getter(chunkNum)[chunkOffset]; + } + setDataGetter(getter) { + this.getter = getter; + } + cacheLength() { + // Find length + var xhr = new XMLHttpRequest(); + xhr.open('HEAD', url, false); + xhr.send(null); + if ( + !( + (xhr.status >= 200 && xhr.status < 300) || + xhr.status === 304 + ) + ) + throw new Error( + "Couldn't load " + url + '. Status: ' + xhr.status + ); + var datalength = Number( + xhr.getResponseHeader('Content-length') + ); + var header; + var hasByteServing = + (header = xhr.getResponseHeader('Accept-Ranges')) && + header === 'bytes'; + var usesGzip = + (header = xhr.getResponseHeader('Content-Encoding')) && + header === 'gzip'; + var chunkSize = 1024 * 1024; + // Chunk size in bytes + if (!hasByteServing) chunkSize = datalength; + // Function to get a range from the remote URL. + var doXHR = (from, to) => { + if (from > to) + throw new Error( + 'invalid range (' + + from + + ', ' + + to + + ') or no bytes requested!' + ); + if (to > datalength - 1) + throw new Error( + 'only ' + + datalength + + ' bytes available! programmer error!' + ); + // TODO: Use mozResponseArrayBuffer, responseStream, etc. if available. + var xhr = new XMLHttpRequest(); + xhr.open('GET', url, false); + if (datalength !== chunkSize) + xhr.setRequestHeader( + 'Range', + 'bytes=' + from + '-' + to + ); + // Some hints to the browser that we want binary data. + xhr.responseType = 'arraybuffer'; + if (xhr.overrideMimeType) { + xhr.overrideMimeType( + 'text/plain; charset=x-user-defined' + ); + } + xhr.send(null); + if ( + !( + (xhr.status >= 200 && xhr.status < 300) || + xhr.status === 304 + ) + ) + throw new Error( + "Couldn't load " + + url + + '. Status: ' + + xhr.status + ); + if (xhr.response !== undefined) { + return new Uint8Array( + /** @type{Array} */ (xhr.response || []) + ); + } + return intArrayFromString(xhr.responseText || '', true); + }; + var lazyArray = this; + lazyArray.setDataGetter((chunkNum) => { + var start = chunkNum * chunkSize; + var end = (chunkNum + 1) * chunkSize - 1; + // including this byte + end = Math.min(end, datalength - 1); + // if datalength-1 is selected, this is the last block + if (typeof lazyArray.chunks[chunkNum] == 'undefined') { + lazyArray.chunks[chunkNum] = doXHR(start, end); + } + if (typeof lazyArray.chunks[chunkNum] == 'undefined') + throw new Error('doXHR failed!'); + return lazyArray.chunks[chunkNum]; + }); + if (usesGzip || !datalength) { + // if the server uses gzip or doesn't supply the length, we have to download the whole file to get the (uncompressed) length + chunkSize = datalength = 1; + // this will force getter(0)/doXHR do download the whole file + datalength = this.getter(0).length; + chunkSize = datalength; + out( + 'LazyFiles on gzip forces download of the whole file when length is accessed' + ); + } + this._length = datalength; + this._chunkSize = chunkSize; + this.lengthKnown = true; + } + get length() { + if (!this.lengthKnown) { + this.cacheLength(); + } + return this._length; + } + get chunkSize() { + if (!this.lengthKnown) { + this.cacheLength(); + } + return this._chunkSize; + } + } + if (typeof XMLHttpRequest != 'undefined') { + if (!ENVIRONMENT_IS_WORKER) + throw 'Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc'; + var lazyArray = new LazyUint8Array(); + var properties = { + isDevice: false, + contents: lazyArray, + }; + } else { + var properties = { + isDevice: false, + url, + }; + } + var node = FS.createFile( + parent, + name, + properties, + canRead, + canWrite + ); + // This is a total hack, but I want to get this lazy file code out of the + // core of MEMFS. If we want to keep this lazy file concept I feel it should + // be its own thin LAZYFS proxying calls to MEMFS. + if (properties.contents) { + node.contents = properties.contents; + } else if (properties.url) { + node.contents = null; + node.url = properties.url; + } + // Add a function that defers querying the file size until it is asked the first time. + Object.defineProperties(node, { + usedBytes: { + get: function () { + return this.contents.length; + }, + }, + }); + // override each stream op with one that tries to force load the lazy file first + var stream_ops = {}; + var keys = Object.keys(node.stream_ops); + keys.forEach((key) => { + var fn = node.stream_ops[key]; + stream_ops[key] = (...args) => { + FS.forceLoadFile(node); + return fn(...args); + }; + }); + function writeChunks(stream, buffer, offset, length, position) { + var contents = stream.node.contents; + if (position >= contents.length) return 0; + var size = Math.min(contents.length - position, length); + if (contents.slice) { + // normal array + for (var i = 0; i < size; i++) { + buffer[offset + i] = contents[position + i]; + } + } else { + for (var i = 0; i < size; i++) { + // LazyUint8Array from sync binary XHR + buffer[offset + i] = contents.get(position + i); + } + } + return size; + } + // use a custom read function + stream_ops.read = (stream, buffer, offset, length, position) => { + FS.forceLoadFile(node); + return writeChunks(stream, buffer, offset, length, position); + }; + // use a custom mmap function + stream_ops.mmap = (stream, length, position, prot, flags) => { + FS.forceLoadFile(node); + var ptr = mmapAlloc(length); + if (!ptr) { + throw new FS.ErrnoError(48); + } + writeChunks(stream, HEAP8, ptr, length, position); + return { + ptr, + allocated: true, + }; + }; + node.stream_ops = stream_ops; + return node; + }, + }; + + Module['FS'] = FS; + + var SOCKFS = { + websocketArgs: {}, + callbacks: {}, + on(event, callback) { + SOCKFS.callbacks[event] = callback; + }, + emit(event, param) { + SOCKFS.callbacks[event]?.(param); + }, + mount(mount) { + // The incomming Module['websocket'] can be used for configuring + // configuring subprotocol/url, etc + SOCKFS.websocketArgs = Module['websocket'] || {}; + // Add the Event registration mechanism to the exported websocket configuration + // object so we can register network callbacks from native JavaScript too. + // For more documentation see system/include/emscripten/emscripten.h + (Module['websocket'] ??= {})['on'] = SOCKFS.on; + return FS.createNode(null, '/', 16895, 0); + }, + createSocket(family, type, protocol) { + type &= ~526336; + // Some applications may pass it; it makes no sense for a single process. + var streaming = type == 1; + if (streaming && protocol && protocol != 6) { + throw new FS.ErrnoError(66); + } + // create our internal socket structure + var sock = { + family, + type, + protocol, + server: null, + error: null, + // Used in getsockopt for SOL_SOCKET/SO_ERROR test + peers: {}, + pending: [], + recv_queue: [], + sock_ops: SOCKFS.websocket_sock_ops, + }; + // create the filesystem node to store the socket structure + var name = SOCKFS.nextname(); + var node = FS.createNode(SOCKFS.root, name, 49152, 0); + node.sock = sock; + // and the wrapping stream that enables library functions such + // as read and write to indirectly interact with the socket + var stream = FS.createStream({ + path: name, + node, + flags: 2, + seekable: false, + stream_ops: SOCKFS.stream_ops, + }); + // map the new stream to the socket structure (sockets have a 1:1 + // relationship with a stream) + sock.stream = stream; + return sock; + }, + getSocket(fd) { + var stream = FS.getStream(fd); + if (!stream || !FS.isSocket(stream.node.mode)) { + return null; + } + return stream.node.sock; + }, + stream_ops: { + poll(stream) { + var sock = stream.node.sock; + return sock.sock_ops.poll(sock); + }, + ioctl(stream, request, varargs) { + var sock = stream.node.sock; + return sock.sock_ops.ioctl(sock, request, varargs); + }, + read(stream, buffer, offset, length, position) { + /* ignored */ var sock = stream.node.sock; + var msg = sock.sock_ops.recvmsg(sock, length); + if (!msg) { + // socket is closed + return 0; + } + buffer.set(msg.buffer, offset); + return msg.buffer.length; + }, + write(stream, buffer, offset, length, position) { + /* ignored */ var sock = stream.node.sock; + return sock.sock_ops.sendmsg(sock, buffer, offset, length); + }, + close(stream) { + var sock = stream.node.sock; + sock.sock_ops.close(sock); + }, + }, + nextname() { + if (!SOCKFS.nextname.current) { + SOCKFS.nextname.current = 0; + } + return `socket[${SOCKFS.nextname.current++}]`; + }, + websocket_sock_ops: { + createPeer(sock, addr, port) { + var ws; + if (typeof addr == 'object') { + ws = addr; + addr = null; + port = null; + } + if (ws) { + // for sockets that've already connected (e.g. we're the server) + // we can inspect the _socket property for the address + if (ws._socket) { + addr = ws._socket.remoteAddress; + port = ws._socket.remotePort; + } // if we're just now initializing a connection to the remote, + // inspect the url property + else { + var result = /ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url); + if (!result) { + throw new Error( + 'WebSocket URL must be in the format ws(s)://address:port' + ); + } + addr = result[1]; + port = parseInt(result[2], 10); + } + } else { + // create the actual websocket object and connect + try { + // The default value is 'ws://' the replace is needed because the compiler replaces '//' comments with '#' + // comments without checking context, so we'd end up with ws:#, the replace swaps the '#' for '//' again. + var url = 'ws:#'.replace('#', '//'); + // Make the WebSocket subprotocol (Sec-WebSocket-Protocol) default to binary if no configuration is set. + var subProtocols = 'binary'; + // The default value is 'binary' + // The default WebSocket options + var opts = undefined; + // Fetch runtime WebSocket URL config. + if ('function' === typeof SOCKFS.websocketArgs['url']) { + url = SOCKFS.websocketArgs['url'](...arguments); + } else if ( + 'string' === typeof SOCKFS.websocketArgs['url'] + ) { + url = SOCKFS.websocketArgs['url']; + } + // Fetch runtime WebSocket subprotocol config. + if (SOCKFS.websocketArgs['subprotocol']) { + subProtocols = SOCKFS.websocketArgs['subprotocol']; + } else if ( + SOCKFS.websocketArgs['subprotocol'] === null + ) { + subProtocols = 'null'; + } + if (url === 'ws://' || url === 'wss://') { + // Is the supplied URL config just a prefix, if so complete it. + var parts = addr.split('/'); + url = + url + + parts[0] + + ':' + + port + + '/' + + parts.slice(1).join('/'); + } + if (subProtocols !== 'null') { + // The regex trims the string (removes spaces at the beginning and end, then splits the string by + // , into an Array. Whitespace removal is important for Websockify and ws. + subProtocols = subProtocols + .replace(/^ +| +$/g, '') + .split(/ *, */); + opts = subProtocols; + } + // If node we use the ws library. + var WebSocketConstructor; + if (ENVIRONMENT_IS_NODE) { + WebSocketConstructor = + /** @type{(typeof WebSocket)} */ ( + require('ws') + ); + } else { + WebSocketConstructor = WebSocket; + } + if (Module['websocket']['decorator']) { + WebSocketConstructor = + Module['websocket']['decorator']( + WebSocketConstructor + ); + } + ws = new WebSocketConstructor(url, opts); + ws.binaryType = 'arraybuffer'; + } catch (e) { + throw new FS.ErrnoError(23); + } + } + var peer = { + addr, + port, + socket: ws, + msg_send_queue: [], + }; + SOCKFS.websocket_sock_ops.addPeer(sock, peer); + SOCKFS.websocket_sock_ops.handlePeerEvents(sock, peer); + // if this is a bound dgram socket, send the port number first to allow + // us to override the ephemeral port reported to us by remotePort on the + // remote end. + if (sock.type === 2 && typeof sock.sport != 'undefined') { + peer.msg_send_queue.push( + new Uint8Array([ + 255, + 255, + 255, + 255, + 'p'.charCodeAt(0), + 'o'.charCodeAt(0), + 'r'.charCodeAt(0), + 't'.charCodeAt(0), + (sock.sport & 65280) >> 8, + sock.sport & 255, + ]) + ); + } + return peer; + }, + getPeer(sock, addr, port) { + return sock.peers[addr + ':' + port]; + }, + addPeer(sock, peer) { + sock.peers[peer.addr + ':' + peer.port] = peer; + }, + removePeer(sock, peer) { + delete sock.peers[peer.addr + ':' + peer.port]; + }, + handlePeerEvents(sock, peer) { + var first = true; + var handleOpen = function () { + sock.connecting = false; + SOCKFS.emit('open', sock.stream.fd); + try { + var queued = peer.msg_send_queue.shift(); + while (queued) { + peer.socket.send(queued); + queued = peer.msg_send_queue.shift(); + } + } catch (e) { + // not much we can do here in the way of proper error handling as we've already + // lied and said this data was sent. shut it down. + peer.socket.close(); + } + }; + function handleMessage(data) { + if (typeof data == 'string') { + var encoder = new TextEncoder(); + // should be utf-8 + data = encoder.encode(data); + } // make a typed array from the string + else { + assert(data.byteLength !== undefined); + // must receive an ArrayBuffer + if (data.byteLength == 0) { + // An empty ArrayBuffer will emit a pseudo disconnect event + // as recv/recvmsg will return zero which indicates that a socket + // has performed a shutdown although the connection has not been disconnected yet. + return; + } + data = new Uint8Array(data); + } + // if this is the port message, override the peer's port with it + var wasfirst = first; + first = false; + if ( + wasfirst && + data.length === 10 && + data[0] === 255 && + data[1] === 255 && + data[2] === 255 && + data[3] === 255 && + data[4] === 'p'.charCodeAt(0) && + data[5] === 'o'.charCodeAt(0) && + data[6] === 'r'.charCodeAt(0) && + data[7] === 't'.charCodeAt(0) + ) { + // update the peer's port and it's key in the peer map + var newport = (data[8] << 8) | data[9]; + SOCKFS.websocket_sock_ops.removePeer(sock, peer); + peer.port = newport; + SOCKFS.websocket_sock_ops.addPeer(sock, peer); + return; + } + sock.recv_queue.push({ + addr: peer.addr, + port: peer.port, + data, + }); + SOCKFS.emit('message', sock.stream.fd); + } + if (ENVIRONMENT_IS_NODE) { + peer.socket.on('open', handleOpen); + peer.socket.on('message', function (data, isBinary) { + if (!isBinary) { + return; + } + handleMessage(new Uint8Array(data).buffer); + }); + // copy from node Buffer -> ArrayBuffer + peer.socket.on('close', function () { + SOCKFS.emit('close', sock.stream.fd); + }); + peer.socket.on('error', function (error) { + // Although the ws library may pass errors that may be more descriptive than + // ECONNREFUSED they are not necessarily the expected error code e.g. + // ENOTFOUND on getaddrinfo seems to be node.js specific, so using ECONNREFUSED + // is still probably the most useful thing to do. + sock.error = 14; + // Used in getsockopt for SOL_SOCKET/SO_ERROR test. + SOCKFS.emit('error', [ + sock.stream.fd, + sock.error, + 'ECONNREFUSED: Connection refused', + ]); + }); + } else { + peer.socket.onopen = handleOpen; + peer.socket.onclose = function () { + SOCKFS.emit('close', sock.stream.fd); + }; + peer.socket.onmessage = function peer_socket_onmessage( + event + ) { + handleMessage(event.data); + }; + peer.socket.onerror = function (error) { + // The WebSocket spec only allows a 'simple event' to be thrown on error, + // so we only really know as much as ECONNREFUSED. + sock.error = 14; + // Used in getsockopt for SOL_SOCKET/SO_ERROR test. + SOCKFS.emit('error', [ + sock.stream.fd, + sock.error, + 'ECONNREFUSED: Connection refused', + ]); + }; + } + }, + poll(sock) { + if (sock.type === 1 && sock.server) { + // listen sockets should only say they're available for reading + // if there are pending clients. + return sock.pending.length ? 64 | 1 : 0; + } + var mask = 0; + var dest = + sock.type === 1 // we only care about the socket state for connection-based sockets + ? SOCKFS.websocket_sock_ops.getPeer( + sock, + sock.daddr, + sock.dport + ) + : null; + if ( + sock.recv_queue.length || + !dest || // connection-less sockets are always ready to read + (dest && dest.socket.readyState === dest.socket.CLOSING) || + (dest && dest.socket.readyState === dest.socket.CLOSED) + ) { + // let recv return 0 once closed + mask |= 64 | 1; + } + if ( + !dest || // connection-less sockets are always ready to write + (dest && dest.socket.readyState === dest.socket.OPEN) + ) { + mask |= 4; + } + if ( + (dest && dest.socket.readyState === dest.socket.CLOSING) || + (dest && dest.socket.readyState === dest.socket.CLOSED) + ) { + // When an non-blocking connect fails mark the socket as writable. + // Its up to the calling code to then use getsockopt with SO_ERROR to + // retrieve the error. + // See https://man7.org/linux/man-pages/man2/connect.2.html + if (sock.connecting) { + mask |= 4; + } else { + mask |= 16; + } + } + return mask; + }, + ioctl(sock, request, arg) { + switch (request) { + case 21531: + var bytes = 0; + if (sock.recv_queue.length) { + bytes = sock.recv_queue[0].data.length; + } + HEAP32[arg >> 2] = bytes; + return 0; + + default: + return 28; + } + }, + close(sock) { + // if we've spawned a listen server, close it + if (sock.server) { + try { + sock.server.close(); + } catch (e) {} + sock.server = null; + } + // close any peer connections + var peers = Object.keys(sock.peers); + for (var i = 0; i < peers.length; i++) { + var peer = sock.peers[peers[i]]; + try { + peer.socket.close(); + } catch (e) {} + SOCKFS.websocket_sock_ops.removePeer(sock, peer); + } + return 0; + }, + bind(sock, addr, port) { + if ( + typeof sock.saddr != 'undefined' || + typeof sock.sport != 'undefined' + ) { + throw new FS.ErrnoError(28); + } + // already bound + sock.saddr = addr; + sock.sport = port; + // in order to emulate dgram sockets, we need to launch a listen server when + // binding on a connection-less socket + // note: this is only required on the server side + if (sock.type === 2) { + // close the existing server if it exists + if (sock.server) { + sock.server.close(); + sock.server = null; + } + // swallow error operation not supported error that occurs when binding in the + // browser where this isn't supported + try { + sock.sock_ops.listen(sock, 0); + } catch (e) { + if (!(e.name === 'ErrnoError')) throw e; + if (e.errno !== 138) throw e; + } + } + }, + connect(sock, addr, port) { + if (sock.server) { + throw new FS.ErrnoError(138); + } + // TODO autobind + // if (!sock.addr && sock.type == 2) { + // } + // early out if we're already connected / in the middle of connecting + if ( + typeof sock.daddr != 'undefined' && + typeof sock.dport != 'undefined' + ) { + var dest = SOCKFS.websocket_sock_ops.getPeer( + sock, + sock.daddr, + sock.dport + ); + if (dest) { + if (dest.socket.readyState === dest.socket.CONNECTING) { + throw new FS.ErrnoError(7); + } else { + throw new FS.ErrnoError(30); + } + } + } + // add the socket to our peer list and set our + // destination address / port to match + var peer = SOCKFS.websocket_sock_ops.createPeer( + sock, + addr, + port + ); + sock.daddr = peer.addr; + sock.dport = peer.port; + // because we cannot synchronously block to wait for the WebSocket + // connection to complete, we return here pretending that the connection + // was a success. + sock.connecting = true; + }, + listen(sock, backlog) { + if (!ENVIRONMENT_IS_NODE) { + throw new FS.ErrnoError(138); + } + if (sock.server) { + throw new FS.ErrnoError(28); + } + // already listening + var WebSocketServer = require('ws').Server; + var host = sock.saddr; + if (Module['websocket']['serverDecorator']) { + WebSocketServer = + Module['websocket']['serverDecorator'](WebSocketServer); + } + sock.server = new WebSocketServer({ + host, + port: sock.sport, + }); + // TODO support backlog + SOCKFS.emit('listen', sock.stream.fd); + // Send Event with listen fd. + sock.server.on('connection', function (ws) { + if (sock.type === 1) { + var newsock = SOCKFS.createSocket( + sock.family, + sock.type, + sock.protocol + ); + // create a peer on the new socket + var peer = SOCKFS.websocket_sock_ops.createPeer( + newsock, + ws + ); + newsock.daddr = peer.addr; + newsock.dport = peer.port; + // push to queue for accept to pick up + sock.pending.push(newsock); + SOCKFS.emit('connection', newsock.stream.fd); + } else { + // create a peer on the listen socket so calling sendto + // with the listen socket and an address will resolve + // to the correct client + SOCKFS.websocket_sock_ops.createPeer(sock, ws); + SOCKFS.emit('connection', sock.stream.fd); + } + }); + sock.server.on('close', function () { + SOCKFS.emit('close', sock.stream.fd); + sock.server = null; + }); + sock.server.on('error', function (error) { + // Although the ws library may pass errors that may be more descriptive than + // ECONNREFUSED they are not necessarily the expected error code e.g. + // ENOTFOUND on getaddrinfo seems to be node.js specific, so using EHOSTUNREACH + // is still probably the most useful thing to do. This error shouldn't + // occur in a well written app as errors should get trapped in the compiled + // app's own getaddrinfo call. + sock.error = 23; + // Used in getsockopt for SOL_SOCKET/SO_ERROR test. + SOCKFS.emit('error', [ + sock.stream.fd, + sock.error, + 'EHOSTUNREACH: Host is unreachable', + ]); + }); + }, + // don't throw + accept(listensock) { + if (!listensock.server || !listensock.pending.length) { + throw new FS.ErrnoError(28); + } + var newsock = listensock.pending.shift(); + newsock.stream.flags = listensock.stream.flags; + return newsock; + }, + getname(sock, peer) { + var addr, port; + if (peer) { + if (sock.daddr === undefined || sock.dport === undefined) { + throw new FS.ErrnoError(53); + } + addr = sock.daddr; + port = sock.dport; + } else { + // TODO saddr and sport will be set for bind()'d UDP sockets, but what + // should we be returning for TCP sockets that've been connect()'d? + addr = sock.saddr || 0; + port = sock.sport || 0; + } + return { + addr, + port, + }; + }, + sendmsg(sock, buffer, offset, length, addr, port) { + if (sock.type === 2) { + // connection-less sockets will honor the message address, + // and otherwise fall back to the bound destination address + if (addr === undefined || port === undefined) { + addr = sock.daddr; + port = sock.dport; + } + // if there was no address to fall back to, error out + if (addr === undefined || port === undefined) { + throw new FS.ErrnoError(17); + } + } else { + // connection-based sockets will only use the bound + addr = sock.daddr; + port = sock.dport; + } + // find the peer for the destination address + var dest = SOCKFS.websocket_sock_ops.getPeer(sock, addr, port); + // early out if not connected with a connection-based socket + if (sock.type === 1) { + if ( + !dest || + dest.socket.readyState === dest.socket.CLOSING || + dest.socket.readyState === dest.socket.CLOSED + ) { + throw new FS.ErrnoError(53); + } + } + // create a copy of the incoming data to send, as the WebSocket API + // doesn't work entirely with an ArrayBufferView, it'll just send + // the entire underlying buffer + if (ArrayBuffer.isView(buffer)) { + offset += buffer.byteOffset; + buffer = buffer.buffer; + } + var data = buffer.slice(offset, offset + length); + // if we don't have a cached connectionless UDP datagram connection, or + // the TCP socket is still connecting, queue the message to be sent upon + // connect, and lie, saying the data was sent now. + if (!dest || dest.socket.readyState !== dest.socket.OPEN) { + // if we're not connected, open a new connection + if (sock.type === 2) { + if ( + !dest || + dest.socket.readyState === dest.socket.CLOSING || + dest.socket.readyState === dest.socket.CLOSED + ) { + dest = SOCKFS.websocket_sock_ops.createPeer( + sock, + addr, + port + ); + } + } + dest.msg_send_queue.push(data); + return length; + } + try { + // send the actual data + dest.socket.send(data); + return length; + } catch (e) { + throw new FS.ErrnoError(28); + } + }, + recvmsg(sock, length, flags) { + // http://pubs.opengroup.org/onlinepubs/7908799/xns/recvmsg.html + if (sock.type === 1 && sock.server) { + // tcp servers should not be recv()'ing on the listen socket + throw new FS.ErrnoError(53); + } + var queued = sock.recv_queue.shift(); + if (!queued) { + if (sock.type === 1) { + var dest = SOCKFS.websocket_sock_ops.getPeer( + sock, + sock.daddr, + sock.dport + ); + if (!dest) { + // if we have a destination address but are not connected, error out + throw new FS.ErrnoError(53); + } + if ( + dest.socket.readyState === dest.socket.CLOSING || + dest.socket.readyState === dest.socket.CLOSED + ) { + // return null if the socket has closed + return null; + } + // else, our socket is in a valid state but truly has nothing available + throw new FS.ErrnoError(6); + } + throw new FS.ErrnoError(6); + } + // queued.data will be an ArrayBuffer if it's unadulterated, but if it's + // requeued TCP data it'll be an ArrayBufferView + var queuedLength = queued.data.byteLength || queued.data.length; + var queuedOffset = queued.data.byteOffset || 0; + var queuedBuffer = queued.data.buffer || queued.data; + var bytesRead = Math.min(length, queuedLength); + var res = { + buffer: new Uint8Array( + queuedBuffer, + queuedOffset, + bytesRead + ), + addr: queued.addr, + port: queued.port, + }; + // push back any unread data for TCP connections + if (flags & 2) { + bytesRead = 0; + } + if (sock.type === 1 && bytesRead < queuedLength) { + var bytesRemaining = queuedLength - bytesRead; + queued.data = new Uint8Array( + queuedBuffer, + queuedOffset + bytesRead, + bytesRemaining + ); + sock.recv_queue.unshift(queued); + } + return res; + }, + }, + }; + + var getSocketFromFD = (fd) => { + var socket = SOCKFS.getSocket(fd); + if (!socket) throw new FS.ErrnoError(8); + return socket; + }; + + var inetPton4 = (str) => { + var b = str.split('.'); + for (var i = 0; i < 4; i++) { + var tmp = Number(b[i]); + if (isNaN(tmp)) return null; + b[i] = tmp; + } + return (b[0] | (b[1] << 8) | (b[2] << 16) | (b[3] << 24)) >>> 0; + }; + + /** @suppress {checkTypes} */ var jstoi_q = (str) => parseInt(str); + + var inetPton6 = (str) => { + var words; + var w, offset, z; + /* http://home.deds.nl/~aeron/regex/ */ var valid6regx = + /^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i; + var parts = []; + if (!valid6regx.test(str)) { + return null; + } + if (str === '::') { + return [0, 0, 0, 0, 0, 0, 0, 0]; + } + // Z placeholder to keep track of zeros when splitting the string on ":" + if (str.startsWith('::')) { + str = str.replace('::', 'Z:'); + } // leading zeros case + else { + str = str.replace('::', ':Z:'); + } + if (str.indexOf('.') > 0) { + // parse IPv4 embedded stress + str = str.replace(new RegExp('[.]', 'g'), ':'); + words = str.split(':'); + words[words.length - 4] = + jstoi_q(words[words.length - 4]) + + jstoi_q(words[words.length - 3]) * 256; + words[words.length - 3] = + jstoi_q(words[words.length - 2]) + + jstoi_q(words[words.length - 1]) * 256; + words = words.slice(0, words.length - 2); + } else { + words = str.split(':'); + } + offset = 0; + z = 0; + for (w = 0; w < words.length; w++) { + if (typeof words[w] == 'string') { + if (words[w] === 'Z') { + // compressed zeros - write appropriate number of zero words + for (z = 0; z < 8 - words.length + 1; z++) { + parts[w + z] = 0; + } + offset = z - 1; + } else { + // parse hex to field to 16-bit value and write it in network byte-order + parts[w + offset] = _htons(parseInt(words[w], 16)); + } + } else { + // parsed IPv4 words + parts[w + offset] = words[w]; + } + } + return [ + (parts[1] << 16) | parts[0], + (parts[3] << 16) | parts[2], + (parts[5] << 16) | parts[4], + (parts[7] << 16) | parts[6], + ]; + }; + + /** @param {number=} addrlen */ var writeSockaddr = ( + sa, + family, + addr, + port, + addrlen + ) => { + switch (family) { + case 2: + addr = inetPton4(addr); + zeroMemory(sa, 16); + if (addrlen) { + HEAP32[addrlen >> 2] = 16; + } + HEAP16[sa >> 1] = family; + HEAP32[(sa + 4) >> 2] = addr; + HEAP16[(sa + 2) >> 1] = _htons(port); + break; + + case 10: + addr = inetPton6(addr); + zeroMemory(sa, 28); + if (addrlen) { + HEAP32[addrlen >> 2] = 28; + } + HEAP32[sa >> 2] = family; + HEAP32[(sa + 8) >> 2] = addr[0]; + HEAP32[(sa + 12) >> 2] = addr[1]; + HEAP32[(sa + 16) >> 2] = addr[2]; + HEAP32[(sa + 20) >> 2] = addr[3]; + HEAP16[(sa + 2) >> 1] = _htons(port); + break; + + default: + return 5; + } + return 0; + }; + + var DNS = { + address_map: { + id: 1, + addrs: {}, + names: {}, + }, + lookup_name(name) { + // If the name is already a valid ipv4 / ipv6 address, don't generate a fake one. + var res = inetPton4(name); + if (res !== null) { + return name; + } + res = inetPton6(name); + if (res !== null) { + return name; + } + // See if this name is already mapped. + var addr; + if (DNS.address_map.addrs[name]) { + addr = DNS.address_map.addrs[name]; + } else { + var id = DNS.address_map.id++; + assert(id < 65535, 'exceeded max address mappings of 65535'); + addr = '172.29.' + (id & 255) + '.' + (id & 65280); + DNS.address_map.names[addr] = name; + DNS.address_map.addrs[name] = addr; + } + return addr; + }, + lookup_addr(addr) { + if (DNS.address_map.names[addr]) { + return DNS.address_map.names[addr]; + } + return null; + }, + }; + + function ___syscall_accept4(fd, addr, addrlen, flags, d1, d2) { + try { + var sock = getSocketFromFD(fd); + var newsock = sock.sock_ops.accept(sock); + if (addr) { + var errno = writeSockaddr( + addr, + newsock.family, + DNS.lookup_name(newsock.daddr), + newsock.dport, + addrlen + ); + } + return newsock.stream.fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var inetNtop4 = (addr) => + (addr & 255) + + '.' + + ((addr >> 8) & 255) + + '.' + + ((addr >> 16) & 255) + + '.' + + ((addr >> 24) & 255); + + var inetNtop6 = (ints) => { + // ref: http://www.ietf.org/rfc/rfc2373.txt - section 2.5.4 + // Format for IPv4 compatible and mapped 128-bit IPv6 Addresses + // 128-bits are split into eight 16-bit words + // stored in network byte order (big-endian) + // | 80 bits | 16 | 32 bits | + // +-----------------------------------------------------------------+ + // | 10 bytes | 2 | 4 bytes | + // +--------------------------------------+--------------------------+ + // + 5 words | 1 | 2 words | + // +--------------------------------------+--------------------------+ + // |0000..............................0000|0000| IPv4 ADDRESS | (compatible) + // +--------------------------------------+----+---------------------+ + // |0000..............................0000|FFFF| IPv4 ADDRESS | (mapped) + // +--------------------------------------+----+---------------------+ + var str = ''; + var word = 0; + var longest = 0; + var lastzero = 0; + var zstart = 0; + var len = 0; + var i = 0; + var parts = [ + ints[0] & 65535, + ints[0] >> 16, + ints[1] & 65535, + ints[1] >> 16, + ints[2] & 65535, + ints[2] >> 16, + ints[3] & 65535, + ints[3] >> 16, + ]; + // Handle IPv4-compatible, IPv4-mapped, loopback and any/unspecified addresses + var hasipv4 = true; + var v4part = ''; + // check if the 10 high-order bytes are all zeros (first 5 words) + for (i = 0; i < 5; i++) { + if (parts[i] !== 0) { + hasipv4 = false; + break; + } + } + if (hasipv4) { + // low-order 32-bits store an IPv4 address (bytes 13 to 16) (last 2 words) + v4part = inetNtop4(parts[6] | (parts[7] << 16)); + // IPv4-mapped IPv6 address if 16-bit value (bytes 11 and 12) == 0xFFFF (6th word) + if (parts[5] === -1) { + str = '::ffff:'; + str += v4part; + return str; + } + // IPv4-compatible IPv6 address if 16-bit value (bytes 11 and 12) == 0x0000 (6th word) + if (parts[5] === 0) { + str = '::'; + //special case IPv6 addresses + if (v4part === '0.0.0.0') v4part = ''; + // any/unspecified address + if (v4part === '0.0.0.1') v4part = '1'; + // loopback address + str += v4part; + return str; + } + } + // Handle all other IPv6 addresses + // first run to find the longest contiguous zero words + for (word = 0; word < 8; word++) { + if (parts[word] === 0) { + if (word - lastzero > 1) { + len = 0; + } + lastzero = word; + len++; + } + if (len > longest) { + longest = len; + zstart = word - longest + 1; + } + } + for (word = 0; word < 8; word++) { + if (longest > 1) { + // compress contiguous zeros - to produce "::" + if ( + parts[word] === 0 && + word >= zstart && + word < zstart + longest + ) { + if (word === zstart) { + str += ':'; + if (zstart === 0) str += ':'; + } + //leading zeros case + continue; + } + } + // converts 16-bit words from big-endian to little-endian before converting to hex string + str += Number(_ntohs(parts[word] & 65535)).toString(16); + str += word < 7 ? ':' : ''; + } + return str; + }; + + var readSockaddr = (sa, salen) => { + // family / port offsets are common to both sockaddr_in and sockaddr_in6 + var family = HEAP16[sa >> 1]; + var port = _ntohs(HEAPU16[(sa + 2) >> 1]); + var addr; + switch (family) { + case 2: + if (salen !== 16) { + return { + errno: 28, + }; + } + addr = HEAP32[(sa + 4) >> 2]; + addr = inetNtop4(addr); + break; + + case 10: + if (salen !== 28) { + return { + errno: 28, + }; + } + addr = [ + HEAP32[(sa + 8) >> 2], + HEAP32[(sa + 12) >> 2], + HEAP32[(sa + 16) >> 2], + HEAP32[(sa + 20) >> 2], + ]; + addr = inetNtop6(addr); + break; + + default: + return { + errno: 5, + }; + } + return { + family, + addr, + port, + }; + }; + + var getSocketAddress = (addrp, addrlen) => { + var info = readSockaddr(addrp, addrlen); + if (info.errno) throw new FS.ErrnoError(info.errno); + info.addr = DNS.lookup_addr(info.addr) || info.addr; + return info; + }; + + function ___syscall_bind(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + var info = getSocketAddress(addr, addrlen); + sock.sock_ops.bind(sock, info.addr, info.port); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var SYSCALLS = { + DEFAULT_POLLMASK: 5, + calculateAt(dirfd, path, allowEmpty) { + if (PATH.isAbs(path)) { + return path; + } + // relative path + var dir; + if (dirfd === -100) { + dir = FS.cwd(); + } else { + var dirstream = SYSCALLS.getStreamFromFD(dirfd); + dir = dirstream.path; + } + if (path.length == 0) { + if (!allowEmpty) { + throw new FS.ErrnoError(44); + } + return dir; + } + return dir + '/' + path; + }, + doStat(func, path, buf) { + var stat = func(path); + HEAP32[buf >> 2] = stat.dev; + HEAP32[(buf + 4) >> 2] = stat.mode; + HEAPU32[(buf + 8) >> 2] = stat.nlink; + HEAP32[(buf + 12) >> 2] = stat.uid; + HEAP32[(buf + 16) >> 2] = stat.gid; + HEAP32[(buf + 20) >> 2] = stat.rdev; + (tempI64 = [ + stat.size >>> 0, + ((tempDouble = stat.size), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 24) >> 2] = tempI64[0]), + (HEAP32[(buf + 28) >> 2] = tempI64[1]); + HEAP32[(buf + 32) >> 2] = 4096; + HEAP32[(buf + 36) >> 2] = stat.blocks; + var atime = stat.atime.getTime(); + var mtime = stat.mtime.getTime(); + var ctime = stat.ctime.getTime(); + (tempI64 = [ + Math.floor(atime / 1e3) >>> 0, + ((tempDouble = Math.floor(atime / 1e3)), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 40) >> 2] = tempI64[0]), + (HEAP32[(buf + 44) >> 2] = tempI64[1]); + HEAPU32[(buf + 48) >> 2] = (atime % 1e3) * 1e3 * 1e3; + (tempI64 = [ + Math.floor(mtime / 1e3) >>> 0, + ((tempDouble = Math.floor(mtime / 1e3)), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 56) >> 2] = tempI64[0]), + (HEAP32[(buf + 60) >> 2] = tempI64[1]); + HEAPU32[(buf + 64) >> 2] = (mtime % 1e3) * 1e3 * 1e3; + (tempI64 = [ + Math.floor(ctime / 1e3) >>> 0, + ((tempDouble = Math.floor(ctime / 1e3)), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 72) >> 2] = tempI64[0]), + (HEAP32[(buf + 76) >> 2] = tempI64[1]); + HEAPU32[(buf + 80) >> 2] = (ctime % 1e3) * 1e3 * 1e3; + (tempI64 = [ + stat.ino >>> 0, + ((tempDouble = stat.ino), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 88) >> 2] = tempI64[0]), + (HEAP32[(buf + 92) >> 2] = tempI64[1]); + return 0; + }, + doMsync(addr, stream, len, flags, offset) { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + if (flags & 2) { + // MAP_PRIVATE calls need not to be synced back to underlying fs + return 0; + } + var buffer = HEAPU8.slice(addr, addr + len); + FS.msync(stream, buffer, offset, len, flags); + }, + getStreamFromFD(fd) { + var stream = FS.getStreamChecked(fd); + return stream; + }, + varargs: undefined, + getStr(ptr) { + var ret = UTF8ToString(ptr); + return ret; + }, + }; + + function ___syscall_chdir(path) { + try { + path = SYSCALLS.getStr(path); + FS.chdir(path); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_chmod(path, mode) { + try { + path = SYSCALLS.getStr(path); + FS.chmod(path, mode); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_connect(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + var info = getSocketAddress(addr, addrlen); + sock.sock_ops.connect(sock, info.addr, info.port); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_dup(fd) { + try { + var old = SYSCALLS.getStreamFromFD(fd); + return FS.dupStream(old).fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_dup3(fd, newfd, flags) { + try { + var old = SYSCALLS.getStreamFromFD(fd); + if (old.fd === newfd) return -28; + // Check newfd is within range of valid open file descriptors. + if (newfd < 0 || newfd >= FS.MAX_OPEN_FDS) return -8; + var existing = FS.getStream(newfd); + if (existing) FS.close(existing); + return FS.dupStream(old, newfd).fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_faccessat(dirfd, path, amode, flags) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + if (amode & ~7) { + // need a valid mode + return -28; + } + var lookup = FS.lookupPath(path, { + follow: true, + }); + var node = lookup.node; + if (!node) { + return -44; + } + var perms = ''; + if (amode & 4) perms += 'r'; + if (amode & 2) perms += 'w'; + if (amode & 1) perms += 'x'; + if ( + perms && + /* otherwise, they've just passed F_OK */ FS.nodePermissions( + node, + perms + ) + ) { + return -2; + } + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var convertI32PairToI53Checked = (lo, hi) => + (hi + 2097152) >>> 0 < 4194305 - !!lo + ? (lo >>> 0) + hi * 4294967296 + : NaN; + + function ___syscall_fallocate( + fd, + mode, + offset_low, + offset_high, + len_low, + len_high + ) { + var offset = convertI32PairToI53Checked(offset_low, offset_high); + var len = convertI32PairToI53Checked(len_low, len_high); + try { + if (isNaN(offset)) return 61; + var stream = SYSCALLS.getStreamFromFD(fd); + FS.allocate(stream, offset, len); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_fchmod(fd, mode) { + try { + FS.fchmod(fd, mode); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_fchown32(fd, owner, group) { + try { + FS.fchown(fd, owner, group); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_fchownat(dirfd, path, owner, group, flags) { + try { + path = SYSCALLS.getStr(path); + var nofollow = flags & 256; + flags = flags & ~256; + path = SYSCALLS.calculateAt(dirfd, path); + (nofollow ? FS.lchown : FS.chown)(path, owner, group); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + /** @suppress {duplicate } */ var syscallGetVarargI = () => { + // the `+` prepended here is necessary to convince the JSCompiler that varargs is indeed a number. + var ret = HEAP32[+SYSCALLS.varargs >> 2]; + SYSCALLS.varargs += 4; + return ret; + }; + + var syscallGetVarargP = syscallGetVarargI; + + function ___syscall_fcntl64(fd, cmd, varargs) { + SYSCALLS.varargs = varargs; + try { + var stream = SYSCALLS.getStreamFromFD(fd); + switch (cmd) { + case 0: { + var arg = syscallGetVarargI(); + if (arg < 0) { + return -28; + } + while (FS.streams[arg]) { + arg++; + } + var newStream; + newStream = FS.dupStream(stream, arg); + return newStream.fd; + } + + case 1: + case 2: + return 0; + + // FD_CLOEXEC makes no sense for a single process. + case 3: + return stream.flags; + + case 4: { + var arg = syscallGetVarargI(); + stream.flags |= arg; + return 0; + } + + case 12: { + var arg = syscallGetVarargP(); + var offset = 0; + // We're always unlocked. + HEAP16[(arg + offset) >> 1] = 2; + return 0; + } + + case 13: + case 14: + return 0; + } + // Pretend that the locking is successful. + return -28; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_fdatasync(fd) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + return 0; + } catch (e) { + // we can't do anything synchronously; the in-memory FS is already synced to + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_fstat64(fd, buf) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + return SYSCALLS.doStat(FS.stat, stream.path, buf); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_ftruncate64(fd, length_low, length_high) { + var length = convertI32PairToI53Checked(length_low, length_high); + try { + if (isNaN(length)) return 61; + FS.ftruncate(fd, length); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var stringToUTF8 = (str, outPtr, maxBytesToWrite) => + stringToUTF8Array(str, HEAPU8, outPtr, maxBytesToWrite); + + Module['stringToUTF8'] = stringToUTF8; + + function ___syscall_getcwd(buf, size) { + try { + if (size === 0) return -28; + var cwd = FS.cwd(); + var cwdLengthInBytes = lengthBytesUTF8(cwd) + 1; + if (size < cwdLengthInBytes) return -68; + stringToUTF8(cwd, buf, size); + return cwdLengthInBytes; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_getdents64(fd, dirp, count) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + stream.getdents ||= FS.readdir(stream.path); + var struct_size = 280; + var pos = 0; + var off = FS.llseek(stream, 0, 1); + var startIdx = Math.floor(off / struct_size); + var endIdx = Math.min( + stream.getdents.length, + startIdx + Math.floor(count / struct_size) + ); + for (var idx = startIdx; idx < endIdx; idx++) { + var id; + var type; + var name = stream.getdents[idx]; + if (name === '.') { + id = stream.node.id; + type = 4; + } // DT_DIR + else if (name === '..') { + var lookup = FS.lookupPath(stream.path, { + parent: true, + }); + id = lookup.node.id; + type = 4; + } // DT_DIR + else { + var child; + try { + child = FS.lookupNode(stream.node, name); + } catch (e) { + // If the entry is not a directory, file, or symlink, nodefs + // lookupNode will raise EINVAL. Skip these and continue. + if (e?.errno === 28) { + continue; + } + throw e; + } + id = child.id; + type = FS.isChrdev(child.mode) + ? 2 // DT_CHR, character device. + : FS.isDir(child.mode) + ? 4 // DT_DIR, directory. + : FS.isLink(child.mode) + ? 10 // DT_LNK, symbolic link. + : 8; + } + // DT_REG, regular file. + (tempI64 = [ + id >>> 0, + ((tempDouble = id), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(dirp + pos) >> 2] = tempI64[0]), + (HEAP32[(dirp + pos + 4) >> 2] = tempI64[1]); + (tempI64 = [ + ((idx + 1) * struct_size) >>> 0, + ((tempDouble = (idx + 1) * struct_size), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(dirp + pos + 8) >> 2] = tempI64[0]), + (HEAP32[(dirp + pos + 12) >> 2] = tempI64[1]); + HEAP16[(dirp + pos + 16) >> 1] = 280; + HEAP8[dirp + pos + 18] = type; + stringToUTF8(name, dirp + pos + 19, 256); + pos += struct_size; + } + FS.llseek(stream, idx * struct_size, 0); + return pos; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_getpeername(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + if (!sock.daddr) { + return -53; + } + // The socket is not connected. + var errno = writeSockaddr( + addr, + sock.family, + DNS.lookup_name(sock.daddr), + sock.dport, + addrlen + ); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_getsockname(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + // TODO: sock.saddr should never be undefined, see TODO in websocket_sock_ops.getname + var errno = writeSockaddr( + addr, + sock.family, + DNS.lookup_name(sock.saddr || '0.0.0.0'), + sock.sport, + addrlen + ); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_getsockopt(fd, level, optname, optval, optlen, d1) { + try { + var sock = getSocketFromFD(fd); + // Minimal getsockopt aimed at resolving https://github.com/emscripten-core/emscripten/issues/2211 + // so only supports SOL_SOCKET with SO_ERROR. + if (level === 1) { + if (optname === 4) { + HEAP32[optval >> 2] = sock.error; + HEAP32[optlen >> 2] = 4; + sock.error = null; + // Clear the error (The SO_ERROR option obtains and then clears this field). + return 0; + } + } + return -50; + } catch (e) { + // The option is unknown at the level indicated. + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_ioctl(fd, op, varargs) { + SYSCALLS.varargs = varargs; + try { + var stream = SYSCALLS.getStreamFromFD(fd); + switch (op) { + case 21509: { + if (!stream.tty) return -59; + return 0; + } + + case 21505: { + if (!stream.tty) return -59; + if (stream.tty.ops.ioctl_tcgets) { + var termios = stream.tty.ops.ioctl_tcgets(stream); + var argp = syscallGetVarargP(); + HEAP32[argp >> 2] = termios.c_iflag || 0; + HEAP32[(argp + 4) >> 2] = termios.c_oflag || 0; + HEAP32[(argp + 8) >> 2] = termios.c_cflag || 0; + HEAP32[(argp + 12) >> 2] = termios.c_lflag || 0; + for (var i = 0; i < 32; i++) { + HEAP8[argp + i + 17] = termios.c_cc[i] || 0; + } + return 0; + } + return 0; + } + + case 21510: + case 21511: + case 21512: { + if (!stream.tty) return -59; + return 0; + } + + // no-op, not actually adjusting terminal settings + case 21506: + case 21507: + case 21508: { + if (!stream.tty) return -59; + if (stream.tty.ops.ioctl_tcsets) { + var argp = syscallGetVarargP(); + var c_iflag = HEAP32[argp >> 2]; + var c_oflag = HEAP32[(argp + 4) >> 2]; + var c_cflag = HEAP32[(argp + 8) >> 2]; + var c_lflag = HEAP32[(argp + 12) >> 2]; + var c_cc = []; + for (var i = 0; i < 32; i++) { + c_cc.push(HEAP8[argp + i + 17]); + } + return stream.tty.ops.ioctl_tcsets(stream.tty, op, { + c_iflag, + c_oflag, + c_cflag, + c_lflag, + c_cc, + }); + } + return 0; + } + + // no-op, not actually adjusting terminal settings + case 21519: { + if (!stream.tty) return -59; + var argp = syscallGetVarargP(); + HEAP32[argp >> 2] = 0; + return 0; + } + + case 21520: { + if (!stream.tty) return -59; + return -28; + } + + // not supported + case 21531: { + var argp = syscallGetVarargP(); + return FS.ioctl(stream, op, argp); + } + + case 21523: { + // TODO: in theory we should write to the winsize struct that gets + // passed in, but for now musl doesn't read anything on it + if (!stream.tty) return -59; + if (stream.tty.ops.ioctl_tiocgwinsz) { + var winsize = stream.tty.ops.ioctl_tiocgwinsz( + stream.tty + ); + var argp = syscallGetVarargP(); + HEAP16[argp >> 1] = winsize[0]; + HEAP16[(argp + 2) >> 1] = winsize[1]; + } + return 0; + } + + case 21524: { + // TODO: technically, this ioctl call should change the window size. + // but, since emscripten doesn't have any concept of a terminal window + // yet, we'll just silently throw it away as we do TIOCGWINSZ + if (!stream.tty) return -59; + return 0; + } + + case 21515: { + if (!stream.tty) return -59; + return 0; + } + + default: + return -28; + } + } catch (e) { + // not supported + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_listen(fd, backlog) { + try { + var sock = getSocketFromFD(fd); + sock.sock_ops.listen(sock, backlog); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_lstat64(path, buf) { + try { + path = SYSCALLS.getStr(path); + return SYSCALLS.doStat(FS.lstat, path, buf); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_mkdirat(dirfd, path, mode) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + FS.mkdir(path, mode, 0); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_newfstatat(dirfd, path, buf, flags) { + try { + path = SYSCALLS.getStr(path); + var nofollow = flags & 256; + var allowEmpty = flags & 4096; + flags = flags & ~6400; + path = SYSCALLS.calculateAt(dirfd, path, allowEmpty); + return SYSCALLS.doStat(nofollow ? FS.lstat : FS.stat, path, buf); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_openat(dirfd, path, flags, varargs) { + SYSCALLS.varargs = varargs; + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + var mode = varargs ? syscallGetVarargI() : 0; + return FS.open(path, flags, mode).fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var PIPEFS = { + BUCKET_BUFFER_SIZE: 8192, + mount(mount) { + // Do not pollute the real root directory or its child nodes with pipes + // Looks like it is OK to create another pseudo-root node not linked to the FS.root hierarchy this way + return FS.createNode(null, '/', 16384 | 511, 0); + }, + createPipe() { + var pipe = { + buckets: [], + // refcnt 2 because pipe has a read end and a write end. We need to be + // able to read from the read end after write end is closed. + refcnt: 2, + }; + pipe.buckets.push({ + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: 0, + roffset: 0, + }); + var rName = PIPEFS.nextname(); + var wName = PIPEFS.nextname(); + var rNode = FS.createNode(PIPEFS.root, rName, 4096, 0); + var wNode = FS.createNode(PIPEFS.root, wName, 4096, 0); + rNode.pipe = pipe; + wNode.pipe = pipe; + var readableStream = FS.createStream({ + path: rName, + node: rNode, + flags: 0, + seekable: false, + stream_ops: PIPEFS.stream_ops, + }); + rNode.stream = readableStream; + var writableStream = FS.createStream({ + path: wName, + node: wNode, + flags: 1, + seekable: false, + stream_ops: PIPEFS.stream_ops, + }); + wNode.stream = writableStream; + return { + readable_fd: readableStream.fd, + writable_fd: writableStream.fd, + }; + }, + stream_ops: { + poll(stream) { + var pipe = stream.node.pipe; + if ((stream.flags & 2097155) === 1) { + return 256 | 4; + } + if (pipe.buckets.length > 0) { + for (var i = 0; i < pipe.buckets.length; i++) { + var bucket = pipe.buckets[i]; + if (bucket.offset - bucket.roffset > 0) { + return 64 | 1; + } + } + } + return 0; + }, + ioctl(stream, request, varargs) { + return 28; + }, + fsync(stream) { + return 28; + }, + read(stream, buffer, offset, length, position) { + /* ignored */ var pipe = stream.node.pipe; + var currentLength = 0; + for (var i = 0; i < pipe.buckets.length; i++) { + var bucket = pipe.buckets[i]; + currentLength += bucket.offset - bucket.roffset; + } + var data = buffer.subarray(offset, offset + length); + if (length <= 0) { + return 0; + } + if (currentLength == 0) { + // Behave as if the read end is always non-blocking + throw new FS.ErrnoError(6); + } + var toRead = Math.min(currentLength, length); + var totalRead = toRead; + var toRemove = 0; + for (var i = 0; i < pipe.buckets.length; i++) { + var currBucket = pipe.buckets[i]; + var bucketSize = currBucket.offset - currBucket.roffset; + if (toRead <= bucketSize) { + var tmpSlice = currBucket.buffer.subarray( + currBucket.roffset, + currBucket.offset + ); + if (toRead < bucketSize) { + tmpSlice = tmpSlice.subarray(0, toRead); + currBucket.roffset += toRead; + } else { + toRemove++; + } + data.set(tmpSlice); + break; + } else { + var tmpSlice = currBucket.buffer.subarray( + currBucket.roffset, + currBucket.offset + ); + data.set(tmpSlice); + data = data.subarray(tmpSlice.byteLength); + toRead -= tmpSlice.byteLength; + toRemove++; + } + } + if (toRemove && toRemove == pipe.buckets.length) { + // Do not generate excessive garbage in use cases such as + // write several bytes, read everything, write several bytes, read everything... + toRemove--; + pipe.buckets[toRemove].offset = 0; + pipe.buckets[toRemove].roffset = 0; + } + pipe.buckets.splice(0, toRemove); + return totalRead; + }, + write(stream, buffer, offset, length, position) { + /* ignored */ var pipe = stream.node.pipe; + var data = buffer.subarray(offset, offset + length); + var dataLen = data.byteLength; + if (dataLen <= 0) { + return 0; + } + var currBucket = null; + if (pipe.buckets.length == 0) { + currBucket = { + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: 0, + roffset: 0, + }; + pipe.buckets.push(currBucket); + } else { + currBucket = pipe.buckets[pipe.buckets.length - 1]; + } + assert(currBucket.offset <= PIPEFS.BUCKET_BUFFER_SIZE); + var freeBytesInCurrBuffer = + PIPEFS.BUCKET_BUFFER_SIZE - currBucket.offset; + if (freeBytesInCurrBuffer >= dataLen) { + currBucket.buffer.set(data, currBucket.offset); + currBucket.offset += dataLen; + return dataLen; + } else if (freeBytesInCurrBuffer > 0) { + currBucket.buffer.set( + data.subarray(0, freeBytesInCurrBuffer), + currBucket.offset + ); + currBucket.offset += freeBytesInCurrBuffer; + data = data.subarray( + freeBytesInCurrBuffer, + data.byteLength + ); + } + var numBuckets = + (data.byteLength / PIPEFS.BUCKET_BUFFER_SIZE) | 0; + var remElements = data.byteLength % PIPEFS.BUCKET_BUFFER_SIZE; + for (var i = 0; i < numBuckets; i++) { + var newBucket = { + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: PIPEFS.BUCKET_BUFFER_SIZE, + roffset: 0, + }; + pipe.buckets.push(newBucket); + newBucket.buffer.set( + data.subarray(0, PIPEFS.BUCKET_BUFFER_SIZE) + ); + data = data.subarray( + PIPEFS.BUCKET_BUFFER_SIZE, + data.byteLength + ); + } + if (remElements > 0) { + var newBucket = { + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: data.byteLength, + roffset: 0, + }; + pipe.buckets.push(newBucket); + newBucket.buffer.set(data); + } + return dataLen; + }, + close(stream) { + var pipe = stream.node.pipe; + pipe.refcnt--; + if (pipe.refcnt === 0) { + pipe.buckets = null; + } + }, + }, + nextname() { + if (!PIPEFS.nextname.current) { + PIPEFS.nextname.current = 0; + } + return 'pipe[' + PIPEFS.nextname.current++ + ']'; + }, + }; + + function ___syscall_pipe(fdPtr) { + try { + if (fdPtr == 0) { + throw new FS.ErrnoError(21); + } + var res = PIPEFS.createPipe(); + HEAP32[fdPtr >> 2] = res.readable_fd; + HEAP32[(fdPtr + 4) >> 2] = res.writable_fd; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_poll(fds, nfds, timeout) { + try { + var nonzero = 0; + for (var i = 0; i < nfds; i++) { + var pollfd = fds + 8 * i; + var fd = HEAP32[pollfd >> 2]; + var events = HEAP16[(pollfd + 4) >> 1]; + var mask = 32; + var stream = FS.getStream(fd); + if (stream) { + mask = SYSCALLS.DEFAULT_POLLMASK; + if (stream.stream_ops?.poll) { + mask = stream.stream_ops.poll(stream, -1); + } + } + mask &= events | 8 | 16; + if (mask) nonzero++; + HEAP16[(pollfd + 6) >> 1] = mask; + } + return nonzero; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_readlinkat(dirfd, path, buf, bufsize) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + if (bufsize <= 0) return -28; + var ret = FS.readlink(path); + var len = Math.min(bufsize, lengthBytesUTF8(ret)); + var endChar = HEAP8[buf + len]; + stringToUTF8(ret, buf, bufsize + 1); + // readlink is one of the rare functions that write out a C string, but does never append a null to the output buffer(!) + // stringToUTF8() always appends a null byte, so restore the character under the null byte after the write. + HEAP8[buf + len] = endChar; + return len; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_recvfrom(fd, buf, len, flags, addr, addrlen) { + try { + var sock = getSocketFromFD(fd); + var msg = sock.sock_ops.recvmsg( + sock, + len, + typeof flags !== 'undefined' ? flags : 0 + ); + if (!msg) return 0; + // socket is closed + if (addr) { + var errno = writeSockaddr( + addr, + sock.family, + DNS.lookup_name(msg.addr), + msg.port, + addrlen + ); + } + HEAPU8.set(msg.buffer, buf); + return msg.buffer.byteLength; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_renameat(olddirfd, oldpath, newdirfd, newpath) { + try { + oldpath = SYSCALLS.getStr(oldpath); + newpath = SYSCALLS.getStr(newpath); + oldpath = SYSCALLS.calculateAt(olddirfd, oldpath); + newpath = SYSCALLS.calculateAt(newdirfd, newpath); + FS.rename(oldpath, newpath); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_rmdir(path) { + try { + path = SYSCALLS.getStr(path); + FS.rmdir(path); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_sendto(fd, message, length, flags, addr, addr_len) { + try { + var sock = getSocketFromFD(fd); + if (!addr) { + // send, no address provided + return FS.write(sock.stream, HEAP8, message, length); + } + var dest = getSocketAddress(addr, addr_len); + // sendto an address + return sock.sock_ops.sendmsg( + sock, + HEAP8, + message, + length, + dest.addr, + dest.port + ); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_socket(domain, type, protocol) { + try { + var sock = SOCKFS.createSocket(domain, type, protocol); + return sock.stream.fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_stat64(path, buf) { + try { + path = SYSCALLS.getStr(path); + return SYSCALLS.doStat(FS.stat, path, buf); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_statfs64(path, size, buf) { + try { + var stats = FS.statfs(SYSCALLS.getStr(path)); + HEAP32[(buf + 4) >> 2] = stats.bsize; + HEAP32[(buf + 40) >> 2] = stats.bsize; + HEAP32[(buf + 8) >> 2] = stats.blocks; + HEAP32[(buf + 12) >> 2] = stats.bfree; + HEAP32[(buf + 16) >> 2] = stats.bavail; + HEAP32[(buf + 20) >> 2] = stats.files; + HEAP32[(buf + 24) >> 2] = stats.ffree; + HEAP32[(buf + 28) >> 2] = stats.fsid; + HEAP32[(buf + 44) >> 2] = stats.flags; + // ST_NOSUID + HEAP32[(buf + 36) >> 2] = stats.namelen; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_symlinkat(target, dirfd, linkpath) { + try { + target = SYSCALLS.getStr(target); + linkpath = SYSCALLS.getStr(linkpath); + linkpath = SYSCALLS.calculateAt(dirfd, linkpath); + FS.symlink(target, linkpath); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_unlinkat(dirfd, path, flags) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + if (flags === 0) { + FS.unlink(path); + } else if (flags === 512) { + FS.rmdir(path); + } else { + abort('Invalid flags passed to unlinkat'); + } + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var readI53FromI64 = (ptr) => + HEAPU32[ptr >> 2] + HEAP32[(ptr + 4) >> 2] * 4294967296; + + function ___syscall_utimensat(dirfd, path, times, flags) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path, true); + var now = Date.now(), + atime, + mtime; + if (!times) { + atime = now; + mtime = now; + } else { + var seconds = readI53FromI64(times); + var nanoseconds = HEAP32[(times + 8) >> 2]; + if (nanoseconds == 1073741823) { + atime = now; + } else if (nanoseconds == 1073741822) { + atime = null; + } else { + atime = seconds * 1e3 + nanoseconds / (1e3 * 1e3); + } + times += 16; + seconds = readI53FromI64(times); + nanoseconds = HEAP32[(times + 8) >> 2]; + if (nanoseconds == 1073741823) { + mtime = now; + } else if (nanoseconds == 1073741822) { + mtime = null; + } else { + mtime = seconds * 1e3 + nanoseconds / (1e3 * 1e3); + } + } + // null here means UTIME_OMIT was passed. If both were set to UTIME_OMIT then + // we can skip the call completely. + if ((mtime ?? atime) !== null) { + FS.utime(path, atime, mtime); + } + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var __abort_js = () => abort(''); + + var __emscripten_lookup_name = (name) => { + // uint32_t _emscripten_lookup_name(const char *name); + var nameString = UTF8ToString(name); + return inetPton4(DNS.lookup_name(nameString)); + }; + + var __emscripten_memcpy_js = (dest, src, num) => + HEAPU8.copyWithin(dest, src, src + num); + + var runtimeKeepaliveCounter = 0; + + var __emscripten_runtime_keepalive_clear = () => { + noExitRuntime = false; + runtimeKeepaliveCounter = 0; + }; + + var __emscripten_throw_longjmp = () => { + throw Infinity; + }; + + function __gmtime_js(time_low, time_high, tmPtr) { + var time = convertI32PairToI53Checked(time_low, time_high); + var date = new Date(time * 1e3); + HEAP32[tmPtr >> 2] = date.getUTCSeconds(); + HEAP32[(tmPtr + 4) >> 2] = date.getUTCMinutes(); + HEAP32[(tmPtr + 8) >> 2] = date.getUTCHours(); + HEAP32[(tmPtr + 12) >> 2] = date.getUTCDate(); + HEAP32[(tmPtr + 16) >> 2] = date.getUTCMonth(); + HEAP32[(tmPtr + 20) >> 2] = date.getUTCFullYear() - 1900; + HEAP32[(tmPtr + 24) >> 2] = date.getUTCDay(); + var start = Date.UTC(date.getUTCFullYear(), 0, 1, 0, 0, 0, 0); + var yday = ((date.getTime() - start) / (1e3 * 60 * 60 * 24)) | 0; + HEAP32[(tmPtr + 28) >> 2] = yday; + } + + var isLeapYear = (year) => + year % 4 === 0 && (year % 100 !== 0 || year % 400 === 0); + + var MONTH_DAYS_LEAP_CUMULATIVE = [ + 0, 31, 60, 91, 121, 152, 182, 213, 244, 274, 305, 335, + ]; + + var MONTH_DAYS_REGULAR_CUMULATIVE = [ + 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334, + ]; + + var ydayFromDate = (date) => { + var leap = isLeapYear(date.getFullYear()); + var monthDaysCumulative = leap + ? MONTH_DAYS_LEAP_CUMULATIVE + : MONTH_DAYS_REGULAR_CUMULATIVE; + var yday = monthDaysCumulative[date.getMonth()] + date.getDate() - 1; + // -1 since it's days since Jan 1 + return yday; + }; + + function __localtime_js(time_low, time_high, tmPtr) { + var time = convertI32PairToI53Checked(time_low, time_high); + var date = new Date(time * 1e3); + HEAP32[tmPtr >> 2] = date.getSeconds(); + HEAP32[(tmPtr + 4) >> 2] = date.getMinutes(); + HEAP32[(tmPtr + 8) >> 2] = date.getHours(); + HEAP32[(tmPtr + 12) >> 2] = date.getDate(); + HEAP32[(tmPtr + 16) >> 2] = date.getMonth(); + HEAP32[(tmPtr + 20) >> 2] = date.getFullYear() - 1900; + HEAP32[(tmPtr + 24) >> 2] = date.getDay(); + var yday = ydayFromDate(date) | 0; + HEAP32[(tmPtr + 28) >> 2] = yday; + HEAP32[(tmPtr + 36) >> 2] = -(date.getTimezoneOffset() * 60); + // Attention: DST is in December in South, and some regions don't have DST at all. + var start = new Date(date.getFullYear(), 0, 1); + var summerOffset = new Date( + date.getFullYear(), + 6, + 1 + ).getTimezoneOffset(); + var winterOffset = start.getTimezoneOffset(); + var dst = + (summerOffset != winterOffset && + date.getTimezoneOffset() == + Math.min(winterOffset, summerOffset)) | 0; + HEAP32[(tmPtr + 32) >> 2] = dst; + } + + /** @suppress {duplicate } */ var setTempRet0 = (val) => + __emscripten_tempret_set(val); + + var __mktime_js = function (tmPtr) { + var ret = (() => { + var date = new Date( + HEAP32[(tmPtr + 20) >> 2] + 1900, + HEAP32[(tmPtr + 16) >> 2], + HEAP32[(tmPtr + 12) >> 2], + HEAP32[(tmPtr + 8) >> 2], + HEAP32[(tmPtr + 4) >> 2], + HEAP32[tmPtr >> 2], + 0 + ); + // There's an ambiguous hour when the time goes back; the tm_isdst field is + // used to disambiguate it. Date() basically guesses, so we fix it up if it + // guessed wrong, or fill in tm_isdst with the guess if it's -1. + var dst = HEAP32[(tmPtr + 32) >> 2]; + var guessedOffset = date.getTimezoneOffset(); + var start = new Date(date.getFullYear(), 0, 1); + var summerOffset = new Date( + date.getFullYear(), + 6, + 1 + ).getTimezoneOffset(); + var winterOffset = start.getTimezoneOffset(); + var dstOffset = Math.min(winterOffset, summerOffset); + // DST is in December in South + if (dst < 0) { + // Attention: some regions don't have DST at all. + HEAP32[(tmPtr + 32) >> 2] = Number( + summerOffset != winterOffset && dstOffset == guessedOffset + ); + } else if (dst > 0 != (dstOffset == guessedOffset)) { + var nonDstOffset = Math.max(winterOffset, summerOffset); + var trueOffset = dst > 0 ? dstOffset : nonDstOffset; + // Don't try setMinutes(date.getMinutes() + ...) -- it's messed up. + date.setTime( + date.getTime() + (trueOffset - guessedOffset) * 6e4 + ); + } + HEAP32[(tmPtr + 24) >> 2] = date.getDay(); + var yday = ydayFromDate(date) | 0; + HEAP32[(tmPtr + 28) >> 2] = yday; + // To match expected behavior, update fields from date + HEAP32[tmPtr >> 2] = date.getSeconds(); + HEAP32[(tmPtr + 4) >> 2] = date.getMinutes(); + HEAP32[(tmPtr + 8) >> 2] = date.getHours(); + HEAP32[(tmPtr + 12) >> 2] = date.getDate(); + HEAP32[(tmPtr + 16) >> 2] = date.getMonth(); + HEAP32[(tmPtr + 20) >> 2] = date.getYear(); + var timeMs = date.getTime(); + if (isNaN(timeMs)) { + return -1; + } + // Return time in microseconds + return timeMs / 1e3; + })(); + return ( + setTempRet0( + ((tempDouble = ret), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0) + ), + ret >>> 0 + ); + }; + + function __mmap_js( + len, + prot, + flags, + fd, + offset_low, + offset_high, + allocated, + addr + ) { + var offset = convertI32PairToI53Checked(offset_low, offset_high); + try { + if (isNaN(offset)) return 61; + var stream = SYSCALLS.getStreamFromFD(fd); + var res = FS.mmap(stream, len, offset, prot, flags); + var ptr = res.ptr; + HEAP32[allocated >> 2] = res.allocated; + HEAPU32[addr >> 2] = ptr; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function __munmap_js(addr, len, prot, flags, fd, offset_low, offset_high) { + var offset = convertI32PairToI53Checked(offset_low, offset_high); + try { + var stream = SYSCALLS.getStreamFromFD(fd); + if (prot & 2) { + SYSCALLS.doMsync(addr, stream, len, flags, offset); + } + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var timers = {}; + + var handleException = (e) => { + // Certain exception types we do not treat as errors since they are used for + // internal control flow. + // 1. ExitStatus, which is thrown by exit() + // 2. "unwind", which is thrown by emscripten_unwind_to_js_event_loop() and others + // that wish to return to JS event loop. + if (e instanceof ExitStatus || e == 'unwind') { + return EXITSTATUS; + } + quit_(1, e); + }; + + var keepRuntimeAlive = () => noExitRuntime || runtimeKeepaliveCounter > 0; + + var _proc_exit = (code) => { + EXITSTATUS = code; + if (!keepRuntimeAlive()) { + Module['onExit']?.(code); + ABORT = true; + } + quit_(code, new ExitStatus(code)); + }; + + /** @suppress {duplicate } */ /** @param {boolean|number=} implicit */ var exitJS = + (status, implicit) => { + EXITSTATUS = status; + if (!keepRuntimeAlive()) { + exitRuntime(); + } + _proc_exit(status); + }; + + var _exit = exitJS; + + Module['_exit'] = _exit; + + var maybeExit = () => { + if (runtimeExited) { + return; + } + if (!keepRuntimeAlive()) { + try { + _exit(EXITSTATUS); + } catch (e) { + handleException(e); + } + } + }; + + var callUserCallback = (func) => { + if (runtimeExited || ABORT) { + return; + } + try { + func(); + maybeExit(); + } catch (e) { + handleException(e); + } + }; + + var _emscripten_get_now = () => performance.now(); + + var __setitimer_js = (which, timeout_ms) => { + // First, clear any existing timer. + if (timers[which]) { + clearTimeout(timers[which].id); + delete timers[which]; + } + // A timeout of zero simply cancels the current timeout so we have nothing + // more to do. + if (!timeout_ms) return 0; + var id = setTimeout(() => { + delete timers[which]; + callUserCallback(() => + __emscripten_timeout(which, _emscripten_get_now()) + ); + }, timeout_ms); + timers[which] = { + id, + timeout_ms, + }; + return 0; + }; + + var __tzset_js = (timezone, daylight, std_name, dst_name) => { + // TODO: Use (malleable) environment variables instead of system settings. + var currentYear = new Date().getFullYear(); + var winter = new Date(currentYear, 0, 1); + var summer = new Date(currentYear, 6, 1); + var winterOffset = winter.getTimezoneOffset(); + var summerOffset = summer.getTimezoneOffset(); + // Local standard timezone offset. Local standard time is not adjusted for + // daylight savings. This code uses the fact that getTimezoneOffset returns + // a greater value during Standard Time versus Daylight Saving Time (DST). + // Thus it determines the expected output during Standard Time, and it + // compares whether the output of the given date the same (Standard) or less + // (DST). + var stdTimezoneOffset = Math.max(winterOffset, summerOffset); + // timezone is specified as seconds west of UTC ("The external variable + // `timezone` shall be set to the difference, in seconds, between + // Coordinated Universal Time (UTC) and local standard time."), the same + // as returned by stdTimezoneOffset. + // See http://pubs.opengroup.org/onlinepubs/009695399/functions/tzset.html + HEAPU32[timezone >> 2] = stdTimezoneOffset * 60; + HEAP32[daylight >> 2] = Number(winterOffset != summerOffset); + var extractZone = (timezoneOffset) => { + // Why inverse sign? + // Read here https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Date/getTimezoneOffset + var sign = timezoneOffset >= 0 ? '-' : '+'; + var absOffset = Math.abs(timezoneOffset); + var hours = String(Math.floor(absOffset / 60)).padStart(2, '0'); + var minutes = String(absOffset % 60).padStart(2, '0'); + return `UTC${sign}${hours}${minutes}`; + }; + var winterName = extractZone(winterOffset); + var summerName = extractZone(summerOffset); + if (summerOffset < winterOffset) { + // Northern hemisphere + stringToUTF8(winterName, std_name, 17); + stringToUTF8(summerName, dst_name, 17); + } else { + stringToUTF8(winterName, dst_name, 17); + stringToUTF8(summerName, std_name, 17); + } + }; + + var _emscripten_date_now = () => Date.now(); + + var nowIsMonotonic = 1; + + var checkWasiClock = (clock_id) => clock_id >= 0 && clock_id <= 3; + + function _clock_time_get( + clk_id, + ignored_precision_low, + ignored_precision_high, + ptime + ) { + var ignored_precision = convertI32PairToI53Checked( + ignored_precision_low, + ignored_precision_high + ); + if (!checkWasiClock(clk_id)) { + return 28; + } + var now; + // all wasi clocks but realtime are monotonic + if (clk_id === 0) { + now = _emscripten_date_now(); + } else if (nowIsMonotonic) { + now = _emscripten_get_now(); + } else { + return 52; + } + // "now" is in ms, and wasi times are in ns. + var nsec = Math.round(now * 1e3 * 1e3); + (tempI64 = [ + nsec >>> 0, + ((tempDouble = nsec), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[ptime >> 2] = tempI64[0]), + (HEAP32[(ptime + 4) >> 2] = tempI64[1]); + return 0; + } + + var getHeapMax = () => + // Stay one Wasm page short of 4GB: while e.g. Chrome is able to allocate + // full 4GB Wasm memories, the size will wrap back to 0 bytes in Wasm side + // for any code that deals with heap sizes, which would require special + // casing all heap size related code to treat 0 specially. + 2147483648; + + var _emscripten_get_heap_max = () => getHeapMax(); + + var growMemory = (size) => { + var b = wasmMemory.buffer; + var pages = ((size - b.byteLength + 65535) / 65536) | 0; + try { + // round size grow request up to wasm page size (fixed 64KB per spec) + wasmMemory.grow(pages); + // .grow() takes a delta compared to the previous size + updateMemoryViews(); + return 1; + } /*success*/ catch (e) {} + }; + + // implicit 0 return to save code size (caller will cast "undefined" into 0 + // anyhow) + var _emscripten_resize_heap = (requestedSize) => { + var oldSize = HEAPU8.length; + // With CAN_ADDRESS_2GB or MEMORY64, pointers are already unsigned. + requestedSize >>>= 0; + // With multithreaded builds, races can happen (another thread might increase the size + // in between), so return a failure, and let the caller retry. + // Memory resize rules: + // 1. Always increase heap size to at least the requested size, rounded up + // to next page multiple. + // 2a. If MEMORY_GROWTH_LINEAR_STEP == -1, excessively resize the heap + // geometrically: increase the heap size according to + // MEMORY_GROWTH_GEOMETRIC_STEP factor (default +20%), At most + // overreserve by MEMORY_GROWTH_GEOMETRIC_CAP bytes (default 96MB). + // 2b. If MEMORY_GROWTH_LINEAR_STEP != -1, excessively resize the heap + // linearly: increase the heap size by at least + // MEMORY_GROWTH_LINEAR_STEP bytes. + // 3. Max size for the heap is capped at 2048MB-WASM_PAGE_SIZE, or by + // MAXIMUM_MEMORY, or by ASAN limit, depending on which is smallest + // 4. If we were unable to allocate as much memory, it may be due to + // over-eager decision to excessively reserve due to (3) above. + // Hence if an allocation fails, cut down on the amount of excess + // growth, in an attempt to succeed to perform a smaller allocation. + // A limit is set for how much we can grow. We should not exceed that + // (the wasm binary specifies it, so if we tried, we'd fail anyhow). + var maxHeapSize = getHeapMax(); + if (requestedSize > maxHeapSize) { + return false; + } + // Loop through potential heap size increases. If we attempt a too eager + // reservation that fails, cut down on the attempted size and reserve a + // smaller bump instead. (max 3 times, chosen somewhat arbitrarily) + for (var cutDown = 1; cutDown <= 4; cutDown *= 2) { + var overGrownHeapSize = oldSize * (1 + 0.2 / cutDown); + // ensure geometric growth + // but limit overreserving (default to capping at +96MB overgrowth at most) + overGrownHeapSize = Math.min( + overGrownHeapSize, + requestedSize + 100663296 + ); + var newSize = Math.min( + maxHeapSize, + alignMemory(Math.max(requestedSize, overGrownHeapSize), 65536) + ); + var replacement = growMemory(newSize); + if (replacement) { + return true; + } + } + return false; + }; + + var runtimeKeepalivePush = () => { + runtimeKeepaliveCounter += 1; + }; + + var runtimeKeepalivePop = () => { + runtimeKeepaliveCounter -= 1; + }; + + /** @param {number=} timeout */ var safeSetTimeout = (func, timeout) => { + runtimeKeepalivePush(); + return setTimeout(() => { + runtimeKeepalivePop(); + callUserCallback(func); + }, timeout); + }; + + var _emscripten_sleep = (ms) => + Asyncify.handleSleep((wakeUp) => safeSetTimeout(wakeUp, ms)); + + Module['_emscripten_sleep'] = _emscripten_sleep; + + _emscripten_sleep.isAsync = true; + + var ENV = PHPLoader.ENV || {}; + + var getExecutableName = () => thisProgram || './this.program'; + + var getEnvStrings = () => { + if (!getEnvStrings.strings) { + // Default values. + // Browser language detection #8751 + var lang = + ( + (typeof navigator == 'object' && + navigator.languages && + navigator.languages[0]) || + 'C' + ).replace('-', '_') + '.UTF-8'; + var env = { + USER: 'web_user', + LOGNAME: 'web_user', + PATH: '/', + PWD: '/', + HOME: '/home/web_user', + LANG: lang, + _: getExecutableName(), + }; + // Apply the user-provided values, if any. + for (var x in ENV) { + // x is a key in ENV; if ENV[x] is undefined, that means it was + // explicitly set to be so. We allow user code to do that to + // force variables with default values to remain unset. + if (ENV[x] === undefined) delete env[x]; + else env[x] = ENV[x]; + } + var strings = []; + for (var x in env) { + strings.push(`${x}=${env[x]}`); + } + getEnvStrings.strings = strings; + } + return getEnvStrings.strings; + }; + + var stringToAscii = (str, buffer) => { + for (var i = 0; i < str.length; ++i) { + HEAP8[buffer++] = str.charCodeAt(i); + } + // Null-terminate the string + HEAP8[buffer] = 0; + }; + + var _environ_get = (__environ, environ_buf) => { + var bufSize = 0; + getEnvStrings().forEach((string, i) => { + var ptr = environ_buf + bufSize; + HEAPU32[(__environ + i * 4) >> 2] = ptr; + stringToAscii(string, ptr); + bufSize += string.length + 1; + }); + return 0; + }; + + var _environ_sizes_get = (penviron_count, penviron_buf_size) => { + var strings = getEnvStrings(); + HEAPU32[penviron_count >> 2] = strings.length; + var bufSize = 0; + strings.forEach((string) => (bufSize += string.length + 1)); + HEAPU32[penviron_buf_size >> 2] = bufSize; + return 0; + }; + + function _fd_close(fd) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + FS.close(stream); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + function _fd_fdstat_get(fd, pbuf) { + try { + var rightsBase = 0; + var rightsInheriting = 0; + var flags = 0; + { + var stream = SYSCALLS.getStreamFromFD(fd); + // All character devices are terminals (other things a Linux system would + // assume is a character device, like the mouse, we have special APIs for). + var type = stream.tty + ? 2 + : FS.isDir(stream.mode) + ? 3 + : FS.isLink(stream.mode) + ? 7 + : 4; + } + HEAP8[pbuf] = type; + HEAP16[(pbuf + 2) >> 1] = flags; + (tempI64 = [ + rightsBase >>> 0, + ((tempDouble = rightsBase), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(pbuf + 8) >> 2] = tempI64[0]), + (HEAP32[(pbuf + 12) >> 2] = tempI64[1]); + (tempI64 = [ + rightsInheriting >>> 0, + ((tempDouble = rightsInheriting), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(pbuf + 16) >> 2] = tempI64[0]), + (HEAP32[(pbuf + 20) >> 2] = tempI64[1]); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + /** @param {number=} offset */ var doReadv = ( + stream, + iov, + iovcnt, + offset + ) => { + var ret = 0; + for (var i = 0; i < iovcnt; i++) { + var ptr = HEAPU32[iov >> 2]; + var len = HEAPU32[(iov + 4) >> 2]; + iov += 8; + var curr = FS.read(stream, HEAP8, ptr, len, offset); + if (curr < 0) return -1; + ret += curr; + if (curr < len) break; + // nothing more to read + if (typeof offset != 'undefined') { + offset += curr; + } + } + return ret; + }; + + function _fd_read(fd, iov, iovcnt, pnum) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + var num = doReadv(stream, iov, iovcnt); + HEAPU32[pnum >> 2] = num; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + function _fd_seek(fd, offset_low, offset_high, whence, newOffset) { + var offset = convertI32PairToI53Checked(offset_low, offset_high); + try { + if (isNaN(offset)) return 61; + var stream = SYSCALLS.getStreamFromFD(fd); + FS.llseek(stream, offset, whence); + (tempI64 = [ + stream.position >>> 0, + ((tempDouble = stream.position), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[newOffset >> 2] = tempI64[0]), + (HEAP32[(newOffset + 4) >> 2] = tempI64[1]); + if (stream.getdents && offset === 0 && whence === 0) + stream.getdents = null; + // reset readdir state + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + /** @param {number=} offset */ var doWritev = ( + stream, + iov, + iovcnt, + offset + ) => { + var ret = 0; + for (var i = 0; i < iovcnt; i++) { + var ptr = HEAPU32[iov >> 2]; + var len = HEAPU32[(iov + 4) >> 2]; + iov += 8; + var curr = FS.write(stream, HEAP8, ptr, len, offset); + if (curr < 0) return -1; + ret += curr; + if (curr < len) { + // No more space to write. + break; + } + if (typeof offset != 'undefined') { + offset += curr; + } + } + return ret; + }; + + function _fd_write(fd, iov, iovcnt, pnum) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + var num = doWritev(stream, iov, iovcnt); + HEAPU32[pnum >> 2] = num; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + var _getaddrinfo = (node, service, hint, out) => { + var addr = 0; + var port = 0; + var flags = 0; + var family = 0; + var type = 0; + var proto = 0; + var ai; + function allocaddrinfo(family, type, proto, canon, addr, port) { + var sa, salen, ai; + var errno; + salen = family === 10 ? 28 : 16; + addr = family === 10 ? inetNtop6(addr) : inetNtop4(addr); + sa = _malloc(salen); + errno = writeSockaddr(sa, family, addr, port); + assert(!errno); + ai = _malloc(32); + HEAP32[(ai + 4) >> 2] = family; + HEAP32[(ai + 8) >> 2] = type; + HEAP32[(ai + 12) >> 2] = proto; + HEAPU32[(ai + 24) >> 2] = canon; + HEAPU32[(ai + 20) >> 2] = sa; + if (family === 10) { + HEAP32[(ai + 16) >> 2] = 28; + } else { + HEAP32[(ai + 16) >> 2] = 16; + } + HEAP32[(ai + 28) >> 2] = 0; + return ai; + } + if (hint) { + flags = HEAP32[hint >> 2]; + family = HEAP32[(hint + 4) >> 2]; + type = HEAP32[(hint + 8) >> 2]; + proto = HEAP32[(hint + 12) >> 2]; + } + if (type && !proto) { + proto = type === 2 ? 17 : 6; + } + if (!type && proto) { + type = proto === 17 ? 2 : 1; + } + // If type or proto are set to zero in hints we should really be returning multiple addrinfo values, but for + // now default to a TCP STREAM socket so we can at least return a sensible addrinfo given NULL hints. + if (proto === 0) { + proto = 6; + } + if (type === 0) { + type = 1; + } + if (!node && !service) { + return -2; + } + if (flags & ~(1 | 2 | 4 | 1024 | 8 | 16 | 32)) { + return -1; + } + if (hint !== 0 && HEAP32[hint >> 2] & 2 && !node) { + return -1; + } + if (flags & 32) { + // TODO + return -2; + } + if (type !== 0 && type !== 1 && type !== 2) { + return -7; + } + if (family !== 0 && family !== 2 && family !== 10) { + return -6; + } + if (service) { + service = UTF8ToString(service); + port = parseInt(service, 10); + if (isNaN(port)) { + if (flags & 1024) { + return -2; + } + // TODO support resolving well-known service names from: + // http://www.iana.org/assignments/service-names-port-numbers/service-names-port-numbers.txt + return -8; + } + } + if (!node) { + if (family === 0) { + family = 2; + } + if ((flags & 1) === 0) { + if (family === 2) { + addr = _htonl(2130706433); + } else { + addr = [0, 0, 0, _htonl(1)]; + } + } + ai = allocaddrinfo(family, type, proto, null, addr, port); + HEAPU32[out >> 2] = ai; + return 0; + } + // try as a numeric address + node = UTF8ToString(node); + addr = inetPton4(node); + if (addr !== null) { + // incoming node is a valid ipv4 address + if (family === 0 || family === 2) { + family = 2; + } else if (family === 10 && flags & 8) { + addr = [0, 0, _htonl(65535), addr]; + family = 10; + } else { + return -2; + } + } else { + addr = inetPton6(node); + if (addr !== null) { + // incoming node is a valid ipv6 address + if (family === 0 || family === 10) { + family = 10; + } else { + return -2; + } + } + } + if (addr != null) { + ai = allocaddrinfo(family, type, proto, node, addr, port); + HEAPU32[out >> 2] = ai; + return 0; + } + if (flags & 4) { + return -2; + } + // try as a hostname + // resolve the hostname to a temporary fake address + node = DNS.lookup_name(node); + addr = inetPton4(node); + if (family === 0) { + family = 2; + } else if (family === 10) { + addr = [0, 0, _htonl(65535), addr]; + } + ai = allocaddrinfo(family, type, proto, null, addr, port); + HEAPU32[out >> 2] = ai; + return 0; + }; + + var _getnameinfo = (sa, salen, node, nodelen, serv, servlen, flags) => { + var info = readSockaddr(sa, salen); + if (info.errno) { + return -6; + } + var port = info.port; + var addr = info.addr; + var overflowed = false; + if (node && nodelen) { + var lookup; + if (flags & 1 || !(lookup = DNS.lookup_addr(addr))) { + if (flags & 8) { + return -2; + } + } else { + addr = lookup; + } + var numBytesWrittenExclNull = stringToUTF8(addr, node, nodelen); + if (numBytesWrittenExclNull + 1 >= nodelen) { + overflowed = true; + } + } + if (serv && servlen) { + port = '' + port; + var numBytesWrittenExclNull = stringToUTF8(port, serv, servlen); + if (numBytesWrittenExclNull + 1 >= servlen) { + overflowed = true; + } + } + if (overflowed) { + // Note: even when we overflow, getnameinfo() is specced to write out the truncated results. + return -12; + } + return 0; + }; + + var Protocols = { + list: [], + map: {}, + }; + + var _setprotoent = (stayopen) => { + // void setprotoent(int stayopen); + // Allocate and populate a protoent structure given a name, protocol number and array of aliases + function allocprotoent(name, proto, aliases) { + // write name into buffer + var nameBuf = _malloc(name.length + 1); + stringToAscii(name, nameBuf); + // write aliases into buffer + var j = 0; + var length = aliases.length; + var aliasListBuf = _malloc((length + 1) * 4); + // Use length + 1 so we have space for the terminating NULL ptr. + for (var i = 0; i < length; i++, j += 4) { + var alias = aliases[i]; + var aliasBuf = _malloc(alias.length + 1); + stringToAscii(alias, aliasBuf); + HEAPU32[(aliasListBuf + j) >> 2] = aliasBuf; + } + HEAPU32[(aliasListBuf + j) >> 2] = 0; + // Terminating NULL pointer. + // generate protoent + var pe = _malloc(12); + HEAPU32[pe >> 2] = nameBuf; + HEAPU32[(pe + 4) >> 2] = aliasListBuf; + HEAP32[(pe + 8) >> 2] = proto; + return pe; + } + // Populate the protocol 'database'. The entries are limited to tcp and udp, though it is fairly trivial + // to add extra entries from /etc/protocols if desired - though not sure if that'd actually be useful. + var list = Protocols.list; + var map = Protocols.map; + if (list.length === 0) { + var entry = allocprotoent('tcp', 6, ['TCP']); + list.push(entry); + map['tcp'] = map['6'] = entry; + entry = allocprotoent('udp', 17, ['UDP']); + list.push(entry); + map['udp'] = map['17'] = entry; + } + _setprotoent.index = 0; + }; + + var _getprotobyname = (name) => { + // struct protoent *getprotobyname(const char *); + name = UTF8ToString(name); + _setprotoent(true); + var result = Protocols.map[name]; + return result; + }; + + var _getprotobynumber = (number) => { + // struct protoent *getprotobynumber(int proto); + _setprotoent(true); + var result = Protocols.map[number]; + return result; + }; + + var stackAlloc = (sz) => __emscripten_stack_alloc(sz); + + /** @suppress {duplicate } */ var stringToUTF8OnStack = (str) => { + var size = lengthBytesUTF8(str) + 1; + var ret = stackAlloc(size); + stringToUTF8(str, ret, size); + return ret; + }; + + var allocateUTF8OnStack = stringToUTF8OnStack; + + var PHPWASM = { + init: function () { + // The /internal directory is required by the C module. It's where the + // stdout, stderr, and headers information are written for the JavaScript + // code to read later on. + FS.mkdir('/internal'); + // The files from the shared directory are shared between all the + // PHP processes managed by PHPProcessManager. + FS.mkdir('/internal/shared'); + // The files from the preload directory are preloaded using the + // auto_prepend_file php.ini directive. + FS.mkdir('/internal/shared/preload'); + PHPWASM.EventEmitter = ENVIRONMENT_IS_NODE + ? require('events').EventEmitter + : class EventEmitter { + constructor() { + this.listeners = {}; + } + emit(eventName, data) { + if (this.listeners[eventName]) { + this.listeners[eventName].forEach( + (callback) => { + callback(data); + } + ); + } + } + once(eventName, callback) { + const self = this; + function removedCallback() { + callback(...arguments); + self.removeListener(eventName, removedCallback); + } + this.on(eventName, removedCallback); + } + removeAllListeners(eventName) { + if (eventName) { + delete this.listeners[eventName]; + } else { + this.listeners = {}; + } + } + removeListener(eventName, callback) { + if (this.listeners[eventName]) { + const idx = + this.listeners[eventName].indexOf(callback); + if (idx !== -1) { + this.listeners[eventName].splice(idx, 1); + } + } + } + }; + PHPWASM.child_proc_by_fd = {}; + PHPWASM.child_proc_by_pid = {}; + PHPWASM.input_devices = {}; + }, + getAllWebSockets: function (sock) { + const webSockets = new Set(); + if (sock.server) { + sock.server.clients.forEach((ws) => { + webSockets.add(ws); + }); + } + for (const peer of PHPWASM.getAllPeers(sock)) { + webSockets.add(peer.socket); + } + return Array.from(webSockets); + }, + getAllPeers: function (sock) { + const peers = new Set(); + if (sock.server) { + sock.pending + .filter((pending) => pending.peers) + .forEach((pending) => { + for (const peer of Object.values(pending.peers)) { + peers.add(peer); + } + }); + } + if (sock.peers) { + for (const peer of Object.values(sock.peers)) { + peers.add(peer); + } + } + return Array.from(peers); + }, + awaitData: function (ws) { + return PHPWASM.awaitEvent(ws, 'message'); + }, + awaitConnection: function (ws) { + if (ws.OPEN === ws.readyState) { + return [Promise.resolve(), PHPWASM.noop]; + } + return PHPWASM.awaitEvent(ws, 'open'); + }, + awaitClose: function (ws) { + if ([ws.CLOSING, ws.CLOSED].includes(ws.readyState)) { + return [Promise.resolve(), PHPWASM.noop]; + } + return PHPWASM.awaitEvent(ws, 'close'); + }, + awaitError: function (ws) { + if ([ws.CLOSING, ws.CLOSED].includes(ws.readyState)) { + return [Promise.resolve(), PHPWASM.noop]; + } + return PHPWASM.awaitEvent(ws, 'error'); + }, + awaitEvent: function (ws, event) { + let resolve; + const listener = () => { + resolve(); + }; + const promise = new Promise(function (_resolve) { + resolve = _resolve; + ws.once(event, listener); + }); + const cancel = () => { + ws.removeListener(event, listener); + // Rejecting the promises bubbles up and kills the entire + // node process. Let's resolve them on the next tick instead + // to give the caller some space to unbind any handlers. + setTimeout(resolve); + }; + return [promise, cancel]; + }, + noop: function () {}, + spawnProcess: function (command, args, options) { + if (Module['spawnProcess']) { + const spawnedPromise = Module['spawnProcess']( + command, + args, + options + ); + return Promise.resolve(spawnedPromise).then(function (spawned) { + if (!spawned || !spawned.on) { + throw new Error( + 'spawnProcess() must return an EventEmitter but returned a different type.' + ); + } + return spawned; + }); + } + if (ENVIRONMENT_IS_NODE) { + return require('child_process').spawn(command, args, { + ...options, + shell: true, + stdio: ['pipe', 'pipe', 'pipe'], + timeout: 100, + }); + } + const e = new Error( + 'popen(), proc_open() etc. are unsupported in the browser. Call php.setSpawnHandler() ' + + 'and provide a callback to handle spawning processes, or disable a popen(), proc_open() ' + + 'and similar functions via php.ini.' + ); + e.code = 'SPAWN_UNSUPPORTED'; + throw e; + }, + shutdownSocket: function (socketd, how) { + // This implementation only supports websockets at the moment + const sock = getSocketFromFD(socketd); + const peer = Object.values(sock.peers)[0]; + if (!peer) { + return -1; + } + try { + peer.socket.close(); + SOCKFS.websocket_sock_ops.removePeer(sock, peer); + return 0; + } catch (e) { + console.log('Socket shutdown error', e); + return -1; + } + }, + }; + + function _js_create_input_device(deviceId) { + let dataBuffer = []; + let dataCallback; + const filename = 'proc_id_' + deviceId; + const device = FS.createDevice( + '/dev', + filename, + function () {}, + function (byte) { + try { + dataBuffer.push(byte); + if (dataCallback) { + dataCallback(new Uint8Array(dataBuffer)); + dataBuffer = []; + } + } catch (e) { + console.error(e); + throw e; + } + } + ); + const devicePath = '/dev/' + filename; + PHPWASM.input_devices[deviceId] = { + devicePath, + onData: function (cb) { + dataCallback = cb; + dataBuffer.forEach(function (data) { + cb(data); + }); + dataBuffer.length = 0; + }, + }; + return allocateUTF8OnStack(devicePath); + } + + function _js_open_process( + command, + argsPtr, + argsLength, + descriptorsPtr, + descriptorsLength, + cwdPtr, + cwdLength, + envPtr, + envLength + ) { + if (!command) { + return 1; + } + const cmdstr = UTF8ToString(command); + if (!cmdstr.length) { + return 0; + } + let argsArray = []; + if (argsLength) { + for (var i = 0; i < argsLength; i++) { + const charPointer = argsPtr + i * 4; + argsArray.push(UTF8ToString(HEAPU32[charPointer >> 2])); + } + } + const cwdstr = cwdPtr ? UTF8ToString(cwdPtr) : null; + let envObject = null; + if (envLength) { + envObject = {}; + for (var i = 0; i < envLength; i++) { + const envPointer = envPtr + i * 4; + const envEntry = UTF8ToString(HEAPU32[envPointer >> 2]); + const splitAt = envEntry.indexOf('='); + if (splitAt === -1) { + continue; + } + const key = envEntry.substring(0, splitAt); + const value = envEntry.substring(splitAt + 1); + envObject[key] = value; + } + } + var std = {}; + // Extracts an array of available descriptors that should be dispatched to streams. + // On the C side, the descriptors are expressed as `**int` so we must go read + // each of the `descriptorsLength` `*int` pointers and convert the associated data into + // a JavaScript object { descriptor : { child : fd, parent : fd } }. + for (var i = 0; i < descriptorsLength; i++) { + const descriptorPtr = HEAPU32[(descriptorsPtr + i * 4) >> 2]; + std[HEAPU32[descriptorPtr >> 2]] = { + child: HEAPU32[(descriptorPtr + 4) >> 2], + parent: HEAPU32[(descriptorPtr + 8) >> 2], + }; + } + return Asyncify.handleSleep(async (wakeUp) => { + let cp; + try { + const options = {}; + if (cwdstr !== null) { + options.cwd = cwdstr; + } + if (envObject !== null) { + options.env = envObject; + } + cp = PHPWASM.spawnProcess(cmdstr, argsArray, options); + if (cp instanceof Promise) { + cp = await cp; + } + } catch (e) { + if (e.code === 'SPAWN_UNSUPPORTED') { + wakeUp(1); + return; + } + console.error(e); + wakeUp(1); + throw e; + } + const ProcInfo = { + pid: cp.pid, + exited: false, + stdinFd: std[0]?.child, + stdinIsDevice: std[0]?.child in PHPWASM.input_devices, + stdoutChildFd: std[1]?.child, + stdoutParentFd: std[1]?.parent, + stderrChildFd: std[2]?.child, + stderrParentFd: std[2]?.parent, + stdout: new PHPWASM.EventEmitter(), + stderr: new PHPWASM.EventEmitter(), + }; + if (ProcInfo.stdoutChildFd) + PHPWASM.child_proc_by_fd[ProcInfo.stdoutChildFd] = ProcInfo; + if (ProcInfo.stderrChildFd) + PHPWASM.child_proc_by_fd[ProcInfo.stderrChildFd] = ProcInfo; + if (ProcInfo.stdoutParentFd) + PHPWASM.child_proc_by_fd[ProcInfo.stdoutParentFd] = ProcInfo; + if (ProcInfo.stderrParentFd) + PHPWASM.child_proc_by_fd[ProcInfo.stderrParentFd] = ProcInfo; + PHPWASM.child_proc_by_pid[ProcInfo.pid] = ProcInfo; + cp.on('exit', function (code) { + ProcInfo.exitCode = code; + ProcInfo.exited = true; + // Emit events for the wasm_poll_socket function. + ProcInfo.stdout.emit('data'); + ProcInfo.stderr.emit('data'); + }); + // Pass data from child process's stdout to PHP's end of the stdout pipe. + if (ProcInfo.stdoutChildFd) { + const stdoutStream = SYSCALLS.getStreamFromFD( + ProcInfo.stdoutChildFd + ); + let stdoutAt = 0; + cp.stdout.on('data', function (data) { + ProcInfo.stdout.emit('data', data); + stdoutStream.stream_ops.write( + stdoutStream, + data, + 0, + data.length, + stdoutAt + ); + stdoutAt += data.length; + }); + } + // Pass data from child process's stderr to PHP's end of the stdout pipe. + if (ProcInfo.stderrChildFd) { + const stderrStream = SYSCALLS.getStreamFromFD( + ProcInfo.stderrChildFd + ); + let stderrAt = 0; + cp.stderr.on('data', function (data) { + ProcInfo.stderr.emit('data', data); + stderrStream.stream_ops.write( + stderrStream, + data, + 0, + data.length, + stderrAt + ); + stderrAt += data.length; + }); + } + /** + * Wait until the child process has been spawned. + * Unfortunately there is no Node.js API to check whether + * the process has already been spawned. We can only listen + * to the 'spawn' event and if it has already been spawned, + * listen to the 'exit' event. + */ try { + await new Promise((resolve, reject) => { + cp.on('spawn', resolve); + cp.on('error', reject); + }); + } catch (e) { + console.error(e); + wakeUp(1); + return; + } + // Now we want to pass data from the STDIN source supplied by PHP + // to the child process. + // PHP will write STDIN data to a device. + if (ProcInfo.stdinIsDevice) { + // We use Emscripten devices as pipes. This is a bit of a hack + // but it works as we get a callback when the device is written to. + // Let's listen to anything it outputs and pass it to the child process. + PHPWASM.input_devices[ProcInfo.stdinFd].onData(function (data) { + if (!data) return; + if (typeof data === 'number') { + data = new Uint8Array([data]); + } + const dataStr = new TextDecoder('utf-8').decode(data); + cp.stdin.write(dataStr); + }); + wakeUp(ProcInfo.pid); + return; + } + if (ProcInfo.stdinFd) { + // PHP will write STDIN data to a file descriptor. + const stdinStream = SYSCALLS.getStreamFromFD(ProcInfo.stdinFd); + if (stdinStream.node) { + // Pipe the entire stdinStream to cp.stdin + const CHUNK_SIZE = 1024; + const buffer = new Uint8Array(CHUNK_SIZE); + let offset = 0; + while (true) { + const bytesRead = stdinStream.stream_ops.read( + stdinStream, + buffer, + 0, + CHUNK_SIZE, + offset + ); + if (bytesRead === null || bytesRead === 0) { + break; + } + try { + cp.stdin.write(buffer.subarray(0, bytesRead)); + } catch (e) { + console.error(e); + return 1; + } + if (bytesRead < CHUNK_SIZE) { + break; + } + offset += bytesRead; + } + wakeUp(ProcInfo.pid); + return; + } + } + wakeUp(ProcInfo.pid); + }); + } + + function _js_process_status(pid, exitCodePtr) { + if (!PHPWASM.child_proc_by_pid[pid]) { + return -1; + } + if (PHPWASM.child_proc_by_pid[pid].exited) { + HEAPU32[exitCodePtr >> 2] = PHPWASM.child_proc_by_pid[pid].exitCode; + return 1; + } + return 0; + } + + function _js_waitpid(pid, exitCodePtr) { + if (!PHPWASM.child_proc_by_pid[pid]) { + return -1; + } + return Asyncify.handleSleep((wakeUp) => { + const poll = function () { + if (PHPWASM.child_proc_by_pid[pid]?.exited) { + HEAPU32[exitCodePtr >> 2] = + PHPWASM.child_proc_by_pid[pid].exitCode; + wakeUp(pid); + } else { + setTimeout(poll, 50); + } + }; + poll(); + }); + } + + var arraySum = (array, index) => { + var sum = 0; + for (var i = 0; i <= index; sum += array[i++]) {} + // no-op + return sum; + }; + + var MONTH_DAYS_LEAP = [31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]; + + var MONTH_DAYS_REGULAR = [31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]; + + var addDays = (date, days) => { + var newDate = new Date(date.getTime()); + while (days > 0) { + var leap = isLeapYear(newDate.getFullYear()); + var currentMonth = newDate.getMonth(); + var daysInCurrentMonth = ( + leap ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR + )[currentMonth]; + if (days > daysInCurrentMonth - newDate.getDate()) { + // we spill over to next month + days -= daysInCurrentMonth - newDate.getDate() + 1; + newDate.setDate(1); + if (currentMonth < 11) { + newDate.setMonth(currentMonth + 1); + } else { + newDate.setMonth(0); + newDate.setFullYear(newDate.getFullYear() + 1); + } + } else { + // we stay in current month + newDate.setDate(newDate.getDate() + days); + return newDate; + } + } + return newDate; + }; + + var _strptime = (buf, format, tm) => { + // char *strptime(const char *restrict buf, const char *restrict format, struct tm *restrict tm); + // http://pubs.opengroup.org/onlinepubs/009695399/functions/strptime.html + var pattern = UTF8ToString(format); + // escape special characters + // TODO: not sure we really need to escape all of these in JS regexps + var SPECIAL_CHARS = '\\!@#$^&*()+=-[]/{}|:<>?,.'; + for (var i = 0, ii = SPECIAL_CHARS.length; i < ii; ++i) { + pattern = pattern.replace( + new RegExp('\\' + SPECIAL_CHARS[i], 'g'), + '\\' + SPECIAL_CHARS[i] + ); + } + // reduce number of matchers + var EQUIVALENT_MATCHERS = { + A: '%a', + B: '%b', + c: '%a %b %d %H:%M:%S %Y', + D: '%m\\/%d\\/%y', + e: '%d', + F: '%Y-%m-%d', + h: '%b', + R: '%H\\:%M', + r: '%I\\:%M\\:%S\\s%p', + T: '%H\\:%M\\:%S', + x: '%m\\/%d\\/(?:%y|%Y)', + X: '%H\\:%M\\:%S', + }; + // TODO: take care of locale + var DATE_PATTERNS = { + /* weekday name */ a: '(?:Sun(?:day)?)|(?:Mon(?:day)?)|(?:Tue(?:sday)?)|(?:Wed(?:nesday)?)|(?:Thu(?:rsday)?)|(?:Fri(?:day)?)|(?:Sat(?:urday)?)', + /* month name */ b: '(?:Jan(?:uary)?)|(?:Feb(?:ruary)?)|(?:Mar(?:ch)?)|(?:Apr(?:il)?)|May|(?:Jun(?:e)?)|(?:Jul(?:y)?)|(?:Aug(?:ust)?)|(?:Sep(?:tember)?)|(?:Oct(?:ober)?)|(?:Nov(?:ember)?)|(?:Dec(?:ember)?)', + /* century */ C: '\\d\\d', + /* day of month */ d: '0[1-9]|[1-9](?!\\d)|1\\d|2\\d|30|31', + /* hour (24hr) */ H: '\\d(?!\\d)|[0,1]\\d|20|21|22|23', + /* hour (12hr) */ I: '\\d(?!\\d)|0\\d|10|11|12', + /* day of year */ j: '00[1-9]|0?[1-9](?!\\d)|0?[1-9]\\d(?!\\d)|[1,2]\\d\\d|3[0-6]\\d', + /* month */ m: '0[1-9]|[1-9](?!\\d)|10|11|12', + /* minutes */ M: '0\\d|\\d(?!\\d)|[1-5]\\d', + /* whitespace */ n: ' ', + /* AM/PM */ p: 'AM|am|PM|pm|A\\.M\\.|a\\.m\\.|P\\.M\\.|p\\.m\\.', + /* seconds */ S: '0\\d|\\d(?!\\d)|[1-5]\\d|60', + /* week number */ U: '0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53', + /* week number */ W: '0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53', + /* weekday number */ w: '[0-6]', + /* 2-digit year */ y: '\\d\\d', + /* 4-digit year */ Y: '\\d\\d\\d\\d', + /* whitespace */ t: ' ', + /* time zone */ z: 'Z|(?:[\\+\\-]\\d\\d:?(?:\\d\\d)?)', + }; + var MONTH_NUMBERS = { + JAN: 0, + FEB: 1, + MAR: 2, + APR: 3, + MAY: 4, + JUN: 5, + JUL: 6, + AUG: 7, + SEP: 8, + OCT: 9, + NOV: 10, + DEC: 11, + }; + var DAY_NUMBERS_SUN_FIRST = { + SUN: 0, + MON: 1, + TUE: 2, + WED: 3, + THU: 4, + FRI: 5, + SAT: 6, + }; + var DAY_NUMBERS_MON_FIRST = { + MON: 0, + TUE: 1, + WED: 2, + THU: 3, + FRI: 4, + SAT: 5, + SUN: 6, + }; + var capture = []; + var pattern_out = pattern + .replace(/%(.)/g, (m, c) => EQUIVALENT_MATCHERS[c] || m) + .replace(/%(.)/g, (_, c) => { + let pat = DATE_PATTERNS[c]; + if (pat) { + capture.push(c); + return `(${pat})`; + } else { + return c; + } + }) + .replace( + // any number of space or tab characters match zero or more spaces + /\s+/g, + '\\s*' + ); + var matches = new RegExp('^' + pattern_out, 'i').exec( + UTF8ToString(buf) + ); + function initDate() { + function fixup(value, min, max) { + return typeof value != 'number' || isNaN(value) + ? min + : value >= min + ? value <= max + ? value + : max + : min; + } + return { + year: fixup(HEAP32[(tm + 20) >> 2] + 1900, 1970, 9999), + month: fixup(HEAP32[(tm + 16) >> 2], 0, 11), + day: fixup(HEAP32[(tm + 12) >> 2], 1, 31), + hour: fixup(HEAP32[(tm + 8) >> 2], 0, 23), + min: fixup(HEAP32[(tm + 4) >> 2], 0, 59), + sec: fixup(HEAP32[tm >> 2], 0, 59), + gmtoff: 0, + }; + } + if (matches) { + var date = initDate(); + var value; + var getMatch = (symbol) => { + var pos = capture.indexOf(symbol); + // check if symbol appears in regexp + if (pos >= 0) { + // return matched value or null (falsy!) for non-matches + return matches[pos + 1]; + } + return; + }; + // seconds + if ((value = getMatch('S'))) { + date.sec = jstoi_q(value); + } + // minutes + if ((value = getMatch('M'))) { + date.min = jstoi_q(value); + } + // hours + if ((value = getMatch('H'))) { + // 24h clock + date.hour = jstoi_q(value); + } else if ((value = getMatch('I'))) { + // AM/PM clock + var hour = jstoi_q(value); + if ((value = getMatch('p'))) { + hour += value.toUpperCase()[0] === 'P' ? 12 : 0; + } + date.hour = hour; + } + // year + if ((value = getMatch('Y'))) { + // parse from four-digit year + date.year = jstoi_q(value); + } else if ((value = getMatch('y'))) { + // parse from two-digit year... + var year = jstoi_q(value); + if ((value = getMatch('C'))) { + // ...and century + year += jstoi_q(value) * 100; + } else { + // ...and rule-of-thumb + year += year < 69 ? 2e3 : 1900; + } + date.year = year; + } + // month + if ((value = getMatch('m'))) { + // parse from month number + date.month = jstoi_q(value) - 1; + } else if ((value = getMatch('b'))) { + // parse from month name + date.month = + MONTH_NUMBERS[value.substring(0, 3).toUpperCase()] || 0; + } + // day + if ((value = getMatch('d'))) { + // get day of month directly + date.day = jstoi_q(value); + } else if ((value = getMatch('j'))) { + // get day of month from day of year ... + var day = jstoi_q(value); + var leapYear = isLeapYear(date.year); + for (var month = 0; month < 12; ++month) { + var daysUntilMonth = arraySum( + leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, + month - 1 + ); + if ( + day <= + daysUntilMonth + + (leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR)[ + month + ] + ) { + date.day = day - daysUntilMonth; + } + } + } else if ((value = getMatch('a'))) { + // get day of month from weekday ... + var weekDay = value.substring(0, 3).toUpperCase(); + if ((value = getMatch('U'))) { + // ... and week number (Sunday being first day of week) + // Week number of the year (Sunday as the first day of the week) as a decimal number [00,53]. + // All days in a new year preceding the first Sunday are considered to be in week 0. + var weekDayNumber = DAY_NUMBERS_SUN_FIRST[weekDay]; + var weekNumber = jstoi_q(value); + // January 1st + var janFirst = new Date(date.year, 0, 1); + var endDate; + if (janFirst.getDay() === 0) { + // Jan 1st is a Sunday, and, hence in the 1st CW + endDate = addDays( + janFirst, + weekDayNumber + 7 * (weekNumber - 1) + ); + } else { + // Jan 1st is not a Sunday, and, hence still in the 0th CW + endDate = addDays( + janFirst, + 7 - + janFirst.getDay() + + weekDayNumber + + 7 * (weekNumber - 1) + ); + } + date.day = endDate.getDate(); + date.month = endDate.getMonth(); + } else if ((value = getMatch('W'))) { + // ... and week number (Monday being first day of week) + // Week number of the year (Monday as the first day of the week) as a decimal number [00,53]. + // All days in a new year preceding the first Monday are considered to be in week 0. + var weekDayNumber = DAY_NUMBERS_MON_FIRST[weekDay]; + var weekNumber = jstoi_q(value); + // January 1st + var janFirst = new Date(date.year, 0, 1); + var endDate; + if (janFirst.getDay() === 1) { + // Jan 1st is a Monday, and, hence in the 1st CW + endDate = addDays( + janFirst, + weekDayNumber + 7 * (weekNumber - 1) + ); + } else { + // Jan 1st is not a Monday, and, hence still in the 0th CW + endDate = addDays( + janFirst, + 7 - + janFirst.getDay() + + 1 + + weekDayNumber + + 7 * (weekNumber - 1) + ); + } + date.day = endDate.getDate(); + date.month = endDate.getMonth(); + } + } + // time zone + if ((value = getMatch('z'))) { + // GMT offset as either 'Z' or +-HH:MM or +-HH or +-HHMM + if (value.toLowerCase() === 'z') { + date.gmtoff = 0; + } else { + var match = value.match(/^((?:\-|\+)\d\d):?(\d\d)?/); + date.gmtoff = match[1] * 3600; + if (match[2]) { + date.gmtoff += + date.gmtoff > 0 ? match[2] * 60 : -match[2] * 60; + } + } + } + /* tm_sec int seconds after the minute 0-61* tm_min int minutes after the hour 0-59 tm_hour int hours since midnight 0-23 @@ -6627,898 +8205,1257 @@ var _strptime = (buf, format, tm) => { tm_yday int days since January 1 0-365 tm_isdst int Daylight Saving Time flag tm_gmtoff long offset from GMT (seconds) - */ var fullDate = new Date(date.year, date.month, date.day, date.hour, date.min, date.sec, 0); - HEAP32[((tm) >> 2)] = fullDate.getSeconds(); - HEAP32[(((tm) + (4)) >> 2)] = fullDate.getMinutes(); - HEAP32[(((tm) + (8)) >> 2)] = fullDate.getHours(); - HEAP32[(((tm) + (12)) >> 2)] = fullDate.getDate(); - HEAP32[(((tm) + (16)) >> 2)] = fullDate.getMonth(); - HEAP32[(((tm) + (20)) >> 2)] = fullDate.getFullYear() - 1900; - HEAP32[(((tm) + (24)) >> 2)] = fullDate.getDay(); - HEAP32[(((tm) + (28)) >> 2)] = arraySum(isLeapYear(fullDate.getFullYear()) ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, fullDate.getMonth() - 1) + fullDate.getDate() - 1; - HEAP32[(((tm) + (32)) >> 2)] = 0; - HEAP32[(((tm) + (36)) >> 2)] = date.gmtoff; - return buf + intArrayFromString(matches[0]).length - 1; - } - return 0; -}; - -function _wasm_close(socketd) { - return PHPWASM.shutdownSocket(socketd, 2); -} - -function _wasm_setsockopt(socketd, level, optionName, optionValuePtr, optionLen) { - const optionValue = HEAPU8[optionValuePtr]; - const SOL_SOCKET = 1; - const SO_KEEPALIVE = 9; - const IPPROTO_TCP = 6; - const TCP_NODELAY = 1; - const isSupported = (level === SOL_SOCKET && optionName === SO_KEEPALIVE) || (level === IPPROTO_TCP && optionName === TCP_NODELAY); - if (!isSupported) { - console.warn(`Unsupported socket option: ${level}, ${optionName}, ${optionValue}`); - return -1; - } - const ws = PHPWASM.getAllWebSockets(socketd)[0]; - if (!ws) { - return -1; - } - ws.setSocketOpt(level, optionName, optionValuePtr); - return 0; -} - -function _wasm_shutdown(socketd, how) { - return PHPWASM.shutdownSocket(socketd, how); -} - -/** @type {WebAssembly.Table} */ var wasmTable; - -var runAndAbortIfError = func => { - try { - return func(); - } catch (e) { - abort(e); - } -}; - -var Asyncify = { - instrumentWasmImports(imports) { - var importPattern = /^(_dlopen_js|invoke_i|invoke_ii|invoke_iii|invoke_iiii|invoke_iiiii|invoke_iiiiii|invoke_iiiiiii|invoke_iiiiiiii|invoke_iiiiiiiiii|invoke_v|invoke_vi|invoke_vii|invoke_viidii|invoke_viii|invoke_viiii|invoke_viiiii|invoke_viiiiii|invoke_viiiiiii|invoke_viiiiiiiii|js_open_process|_js_open_process|_asyncjs__js_open_process|js_popen_to_file|_js_popen_to_file|_asyncjs__js_popen_to_file|js_fd_read|_js_fd_read|js_module_onMessage|_js_module_onMessage|_asyncjs__js_module_onMessage|js_waitpid|_js_waitpid|_asyncjs__js_waitpid|wasm_poll_socket|_wasm_poll_socket|_asyncjs__wasm_poll_socket|wasm_shutdown|_wasm_shutdown|_asyncjs__wasm_shutdown|__asyncjs__.*)$/; - for (let [x, original] of Object.entries(imports)) { - if (typeof original == "function") { - let isAsyncifyImport = original.isAsync || importPattern.test(x); - } - } - }, - instrumentWasmExports(exports) { - var ret = {}; - for (let [x, original] of Object.entries(exports)) { - if (typeof original == "function") { - ret[x] = (...args) => { - Asyncify.exportCallStack.push(x); - try { - return original(...args); - } finally { - if (!ABORT) { - var y = Asyncify.exportCallStack.pop(); - Asyncify.maybeStopUnwind(); - } - } - }; - } else { - ret[x] = original; - } - } - return ret; - }, - State: { - Normal: 0, - Unwinding: 1, - Rewinding: 2, - Disabled: 3 - }, - state: 0, - StackSize: 4096, - currData: null, - handleSleepReturnValue: 0, - exportCallStack: [], - callStackNameToId: {}, - callStackIdToName: {}, - callStackId: 0, - asyncPromiseHandlers: null, - sleepCallbacks: [], - getCallStackId(funcName) { - var id = Asyncify.callStackNameToId[funcName]; - if (id === undefined) { - id = Asyncify.callStackId++; - Asyncify.callStackNameToId[funcName] = id; - Asyncify.callStackIdToName[id] = funcName; - } - return id; - }, - maybeStopUnwind() { - if (Asyncify.currData && Asyncify.state === Asyncify.State.Unwinding && Asyncify.exportCallStack.length === 0) { - Asyncify.state = Asyncify.State.Normal; - runtimeKeepalivePush(); - runAndAbortIfError(_asyncify_stop_unwind); - if (typeof Fibers != "undefined") { - Fibers.trampoline(); - } - } - }, - whenDone() { - return new Promise((resolve, reject) => { - Asyncify.asyncPromiseHandlers = { - resolve: resolve, - reject: reject - }; - }); - }, - allocateData() { - var ptr = _malloc(12 + Asyncify.StackSize); - Asyncify.setDataHeader(ptr, ptr + 12, Asyncify.StackSize); - Asyncify.setDataRewindFunc(ptr); - return ptr; - }, - setDataHeader(ptr, stack, stackSize) { - HEAPU32[((ptr) >> 2)] = stack; - HEAPU32[(((ptr) + (4)) >> 2)] = stack + stackSize; - }, - setDataRewindFunc(ptr) { - var bottomOfCallStack = Asyncify.exportCallStack[0]; - var rewindId = Asyncify.getCallStackId(bottomOfCallStack); - HEAP32[(((ptr) + (8)) >> 2)] = rewindId; - }, - getDataRewindFuncName(ptr) { - var id = HEAP32[(((ptr) + (8)) >> 2)]; - var name = Asyncify.callStackIdToName[id]; - return name; - }, - getDataRewindFunc(name) { - var func = wasmExports[name]; - return func; - }, - doRewind(ptr) { - var name = Asyncify.getDataRewindFuncName(ptr); - var func = Asyncify.getDataRewindFunc(name); - runtimeKeepalivePop(); - return func(); - }, - handleSleep(startAsync) { - if (ABORT) return; - if (Asyncify.state === Asyncify.State.Normal) { - var reachedCallback = false; - var reachedAfterCallback = false; - startAsync((handleSleepReturnValue = 0) => { - if (ABORT) return; - Asyncify.handleSleepReturnValue = handleSleepReturnValue; - reachedCallback = true; - if (!reachedAfterCallback) { - return; - } - Asyncify.state = Asyncify.State.Rewinding; - runAndAbortIfError(() => _asyncify_start_rewind(Asyncify.currData)); - if (typeof Browser != "undefined" && Browser.mainLoop.func) { - Browser.mainLoop.resume(); - } - var asyncWasmReturnValue, isError = false; - try { - asyncWasmReturnValue = Asyncify.doRewind(Asyncify.currData); - } catch (err) { - asyncWasmReturnValue = err; - isError = true; - } - var handled = false; - if (!Asyncify.currData) { - var asyncPromiseHandlers = Asyncify.asyncPromiseHandlers; - if (asyncPromiseHandlers) { - Asyncify.asyncPromiseHandlers = null; - (isError ? asyncPromiseHandlers.reject : asyncPromiseHandlers.resolve)(asyncWasmReturnValue); - handled = true; - } - } - if (isError && !handled) { - throw asyncWasmReturnValue; - } - }); - reachedAfterCallback = true; - if (!reachedCallback) { - Asyncify.state = Asyncify.State.Unwinding; - Asyncify.currData = Asyncify.allocateData(); - if (typeof Browser != "undefined" && Browser.mainLoop.func) { - Browser.mainLoop.pause(); - } - runAndAbortIfError(() => _asyncify_start_unwind(Asyncify.currData)); - } - } else if (Asyncify.state === Asyncify.State.Rewinding) { - Asyncify.state = Asyncify.State.Normal; - runAndAbortIfError(_asyncify_stop_rewind); - _free(Asyncify.currData); - Asyncify.currData = null; - Asyncify.sleepCallbacks.forEach(callUserCallback); - } else { - abort(`invalid state: ${Asyncify.state}`); - } - return Asyncify.handleSleepReturnValue; - }, - handleAsync(startAsync) { - return Asyncify.handleSleep(wakeUp => { - startAsync().then(wakeUp); - }); - } -}; - -var getCFunc = ident => { - var func = Module["_" + ident]; - return func; -}; - -/** - * @param {string|null=} returnType - * @param {Array=} argTypes - * @param {Arguments|Array=} args - * @param {Object=} opts - */ var ccall = (ident, returnType, argTypes, args, opts) => { - var toC = { - "string": str => { - var ret = 0; - if (str !== null && str !== undefined && str !== 0) { - ret = stringToUTF8OnStack(str); - } - return ret; - }, - "array": arr => { - var ret = stackAlloc(arr.length); - writeArrayToMemory(arr, ret); - return ret; - } - }; - function convertReturnValue(ret) { - if (returnType === "string") { - return UTF8ToString(ret); - } - if (returnType === "boolean") return Boolean(ret); - return ret; - } - var func = getCFunc(ident); - var cArgs = []; - var stack = 0; - if (args) { - for (var i = 0; i < args.length; i++) { - var converter = toC[argTypes[i]]; - if (converter) { - if (stack === 0) stack = stackSave(); - cArgs[i] = converter(args[i]); - } else { - cArgs[i] = args[i]; - } - } - } - var previousAsync = Asyncify.currData; - var ret = func(...cArgs); - function onDone(ret) { - runtimeKeepalivePop(); - if (stack !== 0) stackRestore(stack); - return convertReturnValue(ret); - } - var asyncMode = opts?.async; - runtimeKeepalivePush(); - if (Asyncify.currData != previousAsync) { - return Asyncify.whenDone().then(onDone); - } - ret = onDone(ret); - if (asyncMode) return Promise.resolve(ret); - return ret; -}; - -var FS_createPath = FS.createPath; - -var FS_unlink = path => FS.unlink(path); - -var FS_createLazyFile = FS.createLazyFile; - -var FS_createDevice = FS.createDevice; - -FS.createPreloadedFile = FS_createPreloadedFile; - -FS.staticInit(); - -Module["FS_createPath"] = FS.createPath; - -Module["FS_createDataFile"] = FS.createDataFile; - -Module["FS_createPreloadedFile"] = FS.createPreloadedFile; - -Module["FS_unlink"] = FS.unlink; - -Module["FS_createLazyFile"] = FS.createLazyFile; - -Module["FS_createDevice"] = FS.createDevice; - -if (ENVIRONMENT_IS_NODE) { - NODEFS.staticInit(); -} - -PHPWASM.init(); - -var wasmImports = { - /** @export */ ab: _SharpYuvConvert, - /** @export */ $a: _SharpYuvGetConversionMatrix, - /** @export */ _a: _SharpYuvInit, - /** @export */ n: ___assert_fail, - /** @export */ Y: __asyncjs__js_module_onMessage, - /** @export */ Za: ___call_sighandler, - /** @export */ Ya: ___syscall_accept4, - /** @export */ Xa: ___syscall_bind, - /** @export */ Wa: ___syscall_chdir, - /** @export */ Q: ___syscall_chmod, - /** @export */ Va: ___syscall_connect, - /** @export */ Ua: ___syscall_dup, - /** @export */ Ta: ___syscall_dup3, - /** @export */ Sa: ___syscall_faccessat, - /** @export */ aa: ___syscall_fallocate, - /** @export */ Ra: ___syscall_fchmod, - /** @export */ Qa: ___syscall_fchown32, - /** @export */ P: ___syscall_fchownat, - /** @export */ m: ___syscall_fcntl64, - /** @export */ Pa: ___syscall_fdatasync, - /** @export */ Oa: ___syscall_fstat64, - /** @export */ ha: ___syscall_ftruncate64, - /** @export */ Na: ___syscall_getcwd, - /** @export */ Ma: ___syscall_getdents64, - /** @export */ La: ___syscall_getpeername, - /** @export */ Ka: ___syscall_getsockname, - /** @export */ Ja: ___syscall_getsockopt, - /** @export */ E: ___syscall_ioctl, - /** @export */ Ia: ___syscall_listen, - /** @export */ Ha: ___syscall_lstat64, - /** @export */ Ga: ___syscall_mkdirat, - /** @export */ Fa: ___syscall_newfstatat, - /** @export */ x: ___syscall_openat, - /** @export */ Ea: ___syscall_pipe, - /** @export */ Da: ___syscall_poll, - /** @export */ Ca: ___syscall_readlinkat, - /** @export */ Ba: ___syscall_recvfrom, - /** @export */ Aa: ___syscall_renameat, - /** @export */ O: ___syscall_rmdir, - /** @export */ za: ___syscall_sendto, - /** @export */ N: ___syscall_socket, - /** @export */ ya: ___syscall_stat64, - /** @export */ xa: ___syscall_statfs64, - /** @export */ wa: ___syscall_symlink, - /** @export */ D: ___syscall_unlinkat, - /** @export */ va: ___syscall_utimensat, - /** @export */ ra: __abort_js, - /** @export */ qa: __emscripten_get_now_is_monotonic, - /** @export */ pa: __emscripten_lookup_name, - /** @export */ oa: __emscripten_memcpy_js, - /** @export */ na: __emscripten_runtime_keepalive_clear, - /** @export */ ma: __emscripten_throw_longjmp, - /** @export */ da: __gmtime_js, - /** @export */ ea: __localtime_js, - /** @export */ fa: __mktime_js, - /** @export */ ba: __mmap_js, - /** @export */ ca: __munmap_js, - /** @export */ K: __setitimer_js, - /** @export */ la: __tzset_js, - /** @export */ B: _emscripten_date_now, - /** @export */ ka: _emscripten_get_heap_max, - /** @export */ v: _emscripten_get_now, - /** @export */ ja: _emscripten_resize_heap, - /** @export */ J: _emscripten_sleep, - /** @export */ ua: _environ_get, - /** @export */ ta: _environ_sizes_get, - /** @export */ p: _exit, - /** @export */ q: _fd_close, - /** @export */ M: _fd_fdstat_get, - /** @export */ L: _fd_read, - /** @export */ ga: _fd_seek, - /** @export */ C: _fd_write, - /** @export */ I: _getaddrinfo, - /** @export */ A: _getnameinfo, - /** @export */ $: _getprotobyname, - /** @export */ _: _getprotobynumber, - /** @export */ i: invoke_i, - /** @export */ d: invoke_ii, - /** @export */ b: invoke_iii, - /** @export */ f: invoke_iiii, - /** @export */ g: invoke_iiiii, - /** @export */ r: invoke_iiiiii, - /** @export */ u: invoke_iiiiiii, - /** @export */ w: invoke_iiiiiiii, - /** @export */ H: invoke_iiiiiiiiii, - /** @export */ ia: invoke_jii, - /** @export */ e: invoke_v, - /** @export */ a: invoke_vi, - /** @export */ c: invoke_vii, - /** @export */ z: invoke_viidii, - /** @export */ h: invoke_viii, - /** @export */ k: invoke_viiii, - /** @export */ l: invoke_viiiii, - /** @export */ j: invoke_viiiiii, - /** @export */ y: invoke_viiiiiiiii, - /** @export */ G: _js_create_input_device, - /** @export */ Z: js_fd_read, - /** @export */ F: _js_open_process, - /** @export */ X: js_popen_to_file, - /** @export */ W: _js_process_status, - /** @export */ V: _js_waitpid, - /** @export */ sa: _proc_exit, - /** @export */ U: _strftime, - /** @export */ T: _strftime_l, - /** @export */ S: _strptime, - /** @export */ s: _wasm_close, - /** @export */ t: wasm_poll_socket, - /** @export */ o: _wasm_setsockopt, - /** @export */ R: _wasm_shutdown -}; - -var wasmExports = createWasm(); - -var ___wasm_call_ctors = () => (___wasm_call_ctors = wasmExports["cb"])(); - -var _free = a0 => (_free = wasmExports["db"])(a0); - -var _malloc = a0 => (_malloc = wasmExports["fb"])(a0); - -var _wasm_read = Module["_wasm_read"] = (a0, a1, a2) => (_wasm_read = Module["_wasm_read"] = wasmExports["gb"])(a0, a1, a2); - -var _php_pollfd_for = Module["_php_pollfd_for"] = (a0, a1, a2) => (_php_pollfd_for = Module["_php_pollfd_for"] = wasmExports["hb"])(a0, a1, a2); - -var _fflush = a0 => (_fflush = wasmExports["ib"])(a0); - -var _wasm_popen = Module["_wasm_popen"] = (a0, a1) => (_wasm_popen = Module["_wasm_popen"] = wasmExports["jb"])(a0, a1); - -var _wasm_php_exec = Module["_wasm_php_exec"] = (a0, a1, a2, a3) => (_wasm_php_exec = Module["_wasm_php_exec"] = wasmExports["kb"])(a0, a1, a2, a3); - -var _htons = a0 => (_htons = wasmExports["lb"])(a0); - -var _ntohs = a0 => (_ntohs = wasmExports["mb"])(a0); - -var _htonl = a0 => (_htonl = wasmExports["nb"])(a0); - -var _wasm_sleep = Module["_wasm_sleep"] = a0 => (_wasm_sleep = Module["_wasm_sleep"] = wasmExports["ob"])(a0); - -var ___wrap_select = Module["___wrap_select"] = (a0, a1, a2, a3, a4) => (___wrap_select = Module["___wrap_select"] = wasmExports["pb"])(a0, a1, a2, a3, a4); - -var _wasm_add_cli_arg = Module["_wasm_add_cli_arg"] = a0 => (_wasm_add_cli_arg = Module["_wasm_add_cli_arg"] = wasmExports["qb"])(a0); - -var _run_cli = Module["_run_cli"] = () => (_run_cli = Module["_run_cli"] = wasmExports["rb"])(); - -var _wasm_set_sapi_name = Module["_wasm_set_sapi_name"] = a0 => (_wasm_set_sapi_name = Module["_wasm_set_sapi_name"] = wasmExports["sb"])(a0); - -var _wasm_set_phpini_path = Module["_wasm_set_phpini_path"] = a0 => (_wasm_set_phpini_path = Module["_wasm_set_phpini_path"] = wasmExports["tb"])(a0); - -var _wasm_add_SERVER_entry = Module["_wasm_add_SERVER_entry"] = (a0, a1) => (_wasm_add_SERVER_entry = Module["_wasm_add_SERVER_entry"] = wasmExports["ub"])(a0, a1); - -var _wasm_add_ENV_entry = Module["_wasm_add_ENV_entry"] = (a0, a1) => (_wasm_add_ENV_entry = Module["_wasm_add_ENV_entry"] = wasmExports["vb"])(a0, a1); - -var _wasm_set_query_string = Module["_wasm_set_query_string"] = a0 => (_wasm_set_query_string = Module["_wasm_set_query_string"] = wasmExports["wb"])(a0); - -var _wasm_set_path_translated = Module["_wasm_set_path_translated"] = a0 => (_wasm_set_path_translated = Module["_wasm_set_path_translated"] = wasmExports["xb"])(a0); - -var _wasm_set_skip_shebang = Module["_wasm_set_skip_shebang"] = a0 => (_wasm_set_skip_shebang = Module["_wasm_set_skip_shebang"] = wasmExports["yb"])(a0); - -var _wasm_set_request_uri = Module["_wasm_set_request_uri"] = a0 => (_wasm_set_request_uri = Module["_wasm_set_request_uri"] = wasmExports["zb"])(a0); - -var _wasm_set_request_method = Module["_wasm_set_request_method"] = a0 => (_wasm_set_request_method = Module["_wasm_set_request_method"] = wasmExports["Ab"])(a0); - -var _wasm_set_request_host = Module["_wasm_set_request_host"] = a0 => (_wasm_set_request_host = Module["_wasm_set_request_host"] = wasmExports["Bb"])(a0); - -var _wasm_set_content_type = Module["_wasm_set_content_type"] = a0 => (_wasm_set_content_type = Module["_wasm_set_content_type"] = wasmExports["Cb"])(a0); - -var _wasm_set_request_body = Module["_wasm_set_request_body"] = a0 => (_wasm_set_request_body = Module["_wasm_set_request_body"] = wasmExports["Db"])(a0); - -var _wasm_set_content_length = Module["_wasm_set_content_length"] = a0 => (_wasm_set_content_length = Module["_wasm_set_content_length"] = wasmExports["Eb"])(a0); - -var _wasm_set_cookies = Module["_wasm_set_cookies"] = a0 => (_wasm_set_cookies = Module["_wasm_set_cookies"] = wasmExports["Fb"])(a0); - -var _wasm_set_request_port = Module["_wasm_set_request_port"] = a0 => (_wasm_set_request_port = Module["_wasm_set_request_port"] = wasmExports["Gb"])(a0); - -var _wasm_sapi_request_shutdown = Module["_wasm_sapi_request_shutdown"] = () => (_wasm_sapi_request_shutdown = Module["_wasm_sapi_request_shutdown"] = wasmExports["Hb"])(); - -var _wasm_sapi_handle_request = Module["_wasm_sapi_handle_request"] = () => (_wasm_sapi_handle_request = Module["_wasm_sapi_handle_request"] = wasmExports["Ib"])(); - -var _php_wasm_init = Module["_php_wasm_init"] = () => (_php_wasm_init = Module["_php_wasm_init"] = wasmExports["Jb"])(); - -var _wasm_free = Module["_wasm_free"] = a0 => (_wasm_free = Module["_wasm_free"] = wasmExports["Kb"])(a0); - -var ___funcs_on_exit = () => (___funcs_on_exit = wasmExports["Lb"])(); - -var _emscripten_builtin_memalign = (a0, a1) => (_emscripten_builtin_memalign = wasmExports["Mb"])(a0, a1); - -var __emscripten_timeout = (a0, a1) => (__emscripten_timeout = wasmExports["Nb"])(a0, a1); - -var _setThrew = (a0, a1) => (_setThrew = wasmExports["Ob"])(a0, a1); - -var __emscripten_tempret_set = a0 => (__emscripten_tempret_set = wasmExports["Pb"])(a0); - -var __emscripten_stack_restore = a0 => (__emscripten_stack_restore = wasmExports["Qb"])(a0); - -var __emscripten_stack_alloc = a0 => (__emscripten_stack_alloc = wasmExports["Rb"])(a0); - -var _emscripten_stack_get_current = () => (_emscripten_stack_get_current = wasmExports["Sb"])(); + */ var fullDate = new Date( + date.year, + date.month, + date.day, + date.hour, + date.min, + date.sec, + 0 + ); + HEAP32[tm >> 2] = fullDate.getSeconds(); + HEAP32[(tm + 4) >> 2] = fullDate.getMinutes(); + HEAP32[(tm + 8) >> 2] = fullDate.getHours(); + HEAP32[(tm + 12) >> 2] = fullDate.getDate(); + HEAP32[(tm + 16) >> 2] = fullDate.getMonth(); + HEAP32[(tm + 20) >> 2] = fullDate.getFullYear() - 1900; + HEAP32[(tm + 24) >> 2] = fullDate.getDay(); + HEAP32[(tm + 28) >> 2] = + arraySum( + isLeapYear(fullDate.getFullYear()) + ? MONTH_DAYS_LEAP + : MONTH_DAYS_REGULAR, + fullDate.getMonth() - 1 + ) + + fullDate.getDate() - + 1; + HEAP32[(tm + 32) >> 2] = 0; + HEAP32[(tm + 36) >> 2] = date.gmtoff; + // we need to convert the matched sequence into an integer array to take care of UTF-8 characters > 0x7F + // TODO: not sure that intArrayFromString handles all unicode characters correctly + return buf + intArrayFromString(matches[0]).length - 1; + } + return 0; + }; + + function _wasm_close(socketd) { + return PHPWASM.shutdownSocket(socketd, 2); + } + + function _wasm_setsockopt( + socketd, + level, + optionName, + optionValuePtr, + optionLen + ) { + const optionValue = HEAPU8[optionValuePtr]; + const SOL_SOCKET = 1; + const SO_KEEPALIVE = 9; + const IPPROTO_TCP = 6; + const TCP_NODELAY = 1; + const isSupported = + (level === SOL_SOCKET && optionName === SO_KEEPALIVE) || + (level === IPPROTO_TCP && optionName === TCP_NODELAY); + if (!isSupported) { + console.warn( + `Unsupported socket option: ${level}, ${optionName}, ${optionValue}` + ); + return -1; + } + const ws = PHPWASM.getAllWebSockets(socketd)[0]; + if (!ws) { + return -1; + } + ws.setSocketOpt(level, optionName, optionValuePtr); + return 0; + } + + function _wasm_shutdown(socketd, how) { + return PHPWASM.shutdownSocket(socketd, how); + } + + /** @type {WebAssembly.Table} */ var wasmTable; + + var runAndAbortIfError = (func) => { + try { + return func(); + } catch (e) { + abort(e); + } + }; + + var Asyncify = { + instrumentWasmImports(imports) { + var importPattern = + /^(_dlopen_js|invoke_i|invoke_ii|invoke_iii|invoke_iiii|invoke_iiiii|invoke_iiiiii|invoke_iiiiiii|invoke_iiiiiiii|invoke_iiiiiiiiii|invoke_v|invoke_vi|invoke_vii|invoke_viidii|invoke_viii|invoke_viiii|invoke_viiiii|invoke_viiiiii|invoke_viiiiiii|invoke_viiiiiiiii|js_open_process|_js_open_process|_asyncjs__js_open_process|js_popen_to_file|_js_popen_to_file|_asyncjs__js_popen_to_file|js_fd_read|_js_fd_read|js_module_onMessage|_js_module_onMessage|_asyncjs__js_module_onMessage|js_waitpid|_js_waitpid|_asyncjs__js_waitpid|wasm_poll_socket|_wasm_poll_socket|_asyncjs__wasm_poll_socket|wasm_shutdown|_wasm_shutdown|_asyncjs__wasm_shutdown|__asyncjs__.*)$/; + for (let [x, original] of Object.entries(imports)) { + if (typeof original == 'function') { + let isAsyncifyImport = + original.isAsync || importPattern.test(x); + } + } + }, + instrumentWasmExports(exports) { + var ret = {}; + for (let [x, original] of Object.entries(exports)) { + if (typeof original == 'function') { + ret[x] = (...args) => { + Asyncify.exportCallStack.push(x); + try { + return original(...args); + } finally { + if (!ABORT) { + var y = Asyncify.exportCallStack.pop(); + Asyncify.maybeStopUnwind(); + } + } + }; + } else { + ret[x] = original; + } + } + return ret; + }, + State: { + Normal: 0, + Unwinding: 1, + Rewinding: 2, + Disabled: 3, + }, + state: 0, + StackSize: 4096, + currData: null, + handleSleepReturnValue: 0, + exportCallStack: [], + callStackNameToId: {}, + callStackIdToName: {}, + callStackId: 0, + asyncPromiseHandlers: null, + sleepCallbacks: [], + getCallStackId(funcName) { + var id = Asyncify.callStackNameToId[funcName]; + if (id === undefined) { + id = Asyncify.callStackId++; + Asyncify.callStackNameToId[funcName] = id; + Asyncify.callStackIdToName[id] = funcName; + } + return id; + }, + maybeStopUnwind() { + if ( + Asyncify.currData && + Asyncify.state === Asyncify.State.Unwinding && + Asyncify.exportCallStack.length === 0 + ) { + // We just finished unwinding. + // Be sure to set the state before calling any other functions to avoid + // possible infinite recursion here (For example in debug pthread builds + // the dbg() function itself can call back into WebAssembly to get the + // current pthread_self() pointer). + Asyncify.state = Asyncify.State.Normal; + runtimeKeepalivePush(); + // Keep the runtime alive so that a re-wind can be done later. + runAndAbortIfError(_asyncify_stop_unwind); + if (typeof Fibers != 'undefined') { + Fibers.trampoline(); + } + } + }, + whenDone() { + return new Promise((resolve, reject) => { + Asyncify.asyncPromiseHandlers = { + resolve, + reject, + }; + }); + }, + allocateData() { + // An asyncify data structure has three fields: + // 0 current stack pos + // 4 max stack pos + // 8 id of function at bottom of the call stack (callStackIdToName[id] == name of js function) + // The Asyncify ABI only interprets the first two fields, the rest is for the runtime. + // We also embed a stack in the same memory region here, right next to the structure. + // This struct is also defined as asyncify_data_t in emscripten/fiber.h + var ptr = _malloc(12 + Asyncify.StackSize); + Asyncify.setDataHeader(ptr, ptr + 12, Asyncify.StackSize); + Asyncify.setDataRewindFunc(ptr); + return ptr; + }, + setDataHeader(ptr, stack, stackSize) { + HEAPU32[ptr >> 2] = stack; + HEAPU32[(ptr + 4) >> 2] = stack + stackSize; + }, + setDataRewindFunc(ptr) { + var bottomOfCallStack = Asyncify.exportCallStack[0]; + var rewindId = Asyncify.getCallStackId(bottomOfCallStack); + HEAP32[(ptr + 8) >> 2] = rewindId; + }, + getDataRewindFuncName(ptr) { + var id = HEAP32[(ptr + 8) >> 2]; + var name = Asyncify.callStackIdToName[id]; + return name; + }, + getDataRewindFunc(name) { + var func = wasmExports[name]; + return func; + }, + doRewind(ptr) { + var name = Asyncify.getDataRewindFuncName(ptr); + var func = Asyncify.getDataRewindFunc(name); + // Once we have rewound and the stack we no longer need to artificially + // keep the runtime alive. + runtimeKeepalivePop(); + return func(); + }, + handleSleep(startAsync) { + if (ABORT) return; + if (Asyncify.state === Asyncify.State.Normal) { + // Prepare to sleep. Call startAsync, and see what happens: + // if the code decided to call our callback synchronously, + // then no async operation was in fact begun, and we don't + // need to do anything. + var reachedCallback = false; + var reachedAfterCallback = false; + startAsync((handleSleepReturnValue = 0) => { + if (ABORT) return; + Asyncify.handleSleepReturnValue = handleSleepReturnValue; + reachedCallback = true; + if (!reachedAfterCallback) { + // We are happening synchronously, so no need for async. + return; + } + Asyncify.state = Asyncify.State.Rewinding; + runAndAbortIfError(() => + _asyncify_start_rewind(Asyncify.currData) + ); + if (typeof MainLoop != 'undefined' && MainLoop.func) { + MainLoop.resume(); + } + var asyncWasmReturnValue, + isError = false; + try { + asyncWasmReturnValue = Asyncify.doRewind( + Asyncify.currData + ); + } catch (err) { + asyncWasmReturnValue = err; + isError = true; + } + // Track whether the return value was handled by any promise handlers. + var handled = false; + if (!Asyncify.currData) { + // All asynchronous execution has finished. + // `asyncWasmReturnValue` now contains the final + // return value of the exported async WASM function. + // Note: `asyncWasmReturnValue` is distinct from + // `Asyncify.handleSleepReturnValue`. + // `Asyncify.handleSleepReturnValue` contains the return + // value of the last C function to have executed + // `Asyncify.handleSleep()`, where as `asyncWasmReturnValue` + // contains the return value of the exported WASM function + // that may have called C functions that + // call `Asyncify.handleSleep()`. + var asyncPromiseHandlers = + Asyncify.asyncPromiseHandlers; + if (asyncPromiseHandlers) { + Asyncify.asyncPromiseHandlers = null; + (isError + ? asyncPromiseHandlers.reject + : asyncPromiseHandlers.resolve)( + asyncWasmReturnValue + ); + handled = true; + } + } + if (isError && !handled) { + // If there was an error and it was not handled by now, we have no choice but to + // rethrow that error into the global scope where it can be caught only by + // `onerror` or `onunhandledpromiserejection`. + throw asyncWasmReturnValue; + } + }); + reachedAfterCallback = true; + if (!reachedCallback) { + // A true async operation was begun; start a sleep. + Asyncify.state = Asyncify.State.Unwinding; + // TODO: reuse, don't alloc/free every sleep + Asyncify.currData = Asyncify.allocateData(); + if (typeof MainLoop != 'undefined' && MainLoop.func) { + MainLoop.pause(); + } + runAndAbortIfError(() => + _asyncify_start_unwind(Asyncify.currData) + ); + } + } else if (Asyncify.state === Asyncify.State.Rewinding) { + // Stop a resume. + Asyncify.state = Asyncify.State.Normal; + runAndAbortIfError(_asyncify_stop_rewind); + _free(Asyncify.currData); + Asyncify.currData = null; + // Call all sleep callbacks now that the sleep-resume is all done. + Asyncify.sleepCallbacks.forEach(callUserCallback); + } else { + abort(`invalid state: ${Asyncify.state}`); + } + return Asyncify.handleSleepReturnValue; + }, + handleAsync(startAsync) { + return Asyncify.handleSleep((wakeUp) => { + // TODO: add error handling as a second param when handleSleep implements it. + startAsync().then(wakeUp); + }); + }, + }; + + var getCFunc = (ident) => { + var func = Module['_' + ident]; + // closure exported function + return func; + }; + + var writeArrayToMemory = (array, buffer) => { + HEAP8.set(array, buffer); + }; + + /** + * @param {string|null=} returnType + * @param {Array=} argTypes + * @param {Arguments|Array=} args + * @param {Object=} opts + */ var ccall = (ident, returnType, argTypes, args, opts) => { + // For fast lookup of conversion functions + var toC = { + string: (str) => { + var ret = 0; + if (str !== null && str !== undefined && str !== 0) { + // null string + ret = stringToUTF8OnStack(str); + } + return ret; + }, + array: (arr) => { + var ret = stackAlloc(arr.length); + writeArrayToMemory(arr, ret); + return ret; + }, + }; + function convertReturnValue(ret) { + if (returnType === 'string') { + return UTF8ToString(ret); + } + if (returnType === 'boolean') return Boolean(ret); + return ret; + } + var func = getCFunc(ident); + var cArgs = []; + var stack = 0; + if (args) { + for (var i = 0; i < args.length; i++) { + var converter = toC[argTypes[i]]; + if (converter) { + if (stack === 0) stack = stackSave(); + cArgs[i] = converter(args[i]); + } else { + cArgs[i] = args[i]; + } + } + } + // Data for a previous async operation that was in flight before us. + var previousAsync = Asyncify.currData; + var ret = func(...cArgs); + function onDone(ret) { + runtimeKeepalivePop(); + if (stack !== 0) stackRestore(stack); + return convertReturnValue(ret); + } + var asyncMode = opts?.async; + // Keep the runtime alive through all calls. Note that this call might not be + // async, but for simplicity we push and pop in all calls. + runtimeKeepalivePush(); + if (Asyncify.currData != previousAsync) { + // This is a new async operation. The wasm is paused and has unwound its stack. + // We need to return a Promise that resolves the return value + // once the stack is rewound and execution finishes. + return Asyncify.whenDone().then(onDone); + } + ret = onDone(ret); + // If this is an async ccall, ensure we return a promise + if (asyncMode) return Promise.resolve(ret); + return ret; + }; + + var FS_createPath = FS.createPath; + + var FS_unlink = (path) => FS.unlink(path); + + var FS_createLazyFile = FS.createLazyFile; + + var FS_createDevice = FS.createDevice; + + FS.createPreloadedFile = FS_createPreloadedFile; + + FS.staticInit(); + + // Set module methods based on EXPORTED_RUNTIME_METHODS + Module['FS_createPath'] = FS.createPath; + + Module['FS_createDataFile'] = FS.createDataFile; + + Module['FS_createPreloadedFile'] = FS.createPreloadedFile; + + Module['FS_unlink'] = FS.unlink; + + Module['FS_createLazyFile'] = FS.createLazyFile; + + Module['FS_createDevice'] = FS.createDevice; + + // This error may happen quite a bit. To avoid overhead we reuse it (and + // suffer a lack of stack info). + MEMFS.doesNotExistError = new FS.ErrnoError(44); + + /** @suppress {checkTypes} */ MEMFS.doesNotExistError.stack = + ''; + + if (ENVIRONMENT_IS_NODE) { + NODEFS.staticInit(); + } + + PHPWASM.init(); + + var wasmImports = { + /** @export */ _a: _SharpYuvConvert, + /** @export */ Za: _SharpYuvGetConversionMatrix, + /** @export */ Ya: _SharpYuvInit, + /** @export */ n: ___assert_fail, + /** @export */ ea: __asyncjs__js_module_onMessage, + /** @export */ Xa: ___call_sighandler, + /** @export */ Wa: ___syscall_accept4, + /** @export */ Va: ___syscall_bind, + /** @export */ Ua: ___syscall_chdir, + /** @export */ Q: ___syscall_chmod, + /** @export */ Ta: ___syscall_connect, + /** @export */ Sa: ___syscall_dup, + /** @export */ Ra: ___syscall_dup3, + /** @export */ Qa: ___syscall_faccessat, + /** @export */ aa: ___syscall_fallocate, + /** @export */ Pa: ___syscall_fchmod, + /** @export */ Oa: ___syscall_fchown32, + /** @export */ P: ___syscall_fchownat, + /** @export */ m: ___syscall_fcntl64, + /** @export */ Na: ___syscall_fdatasync, + /** @export */ Ma: ___syscall_fstat64, + /** @export */ $: ___syscall_ftruncate64, + /** @export */ La: ___syscall_getcwd, + /** @export */ Ka: ___syscall_getdents64, + /** @export */ Ja: ___syscall_getpeername, + /** @export */ Ia: ___syscall_getsockname, + /** @export */ Ha: ___syscall_getsockopt, + /** @export */ D: ___syscall_ioctl, + /** @export */ Ga: ___syscall_listen, + /** @export */ Fa: ___syscall_lstat64, + /** @export */ Ea: ___syscall_mkdirat, + /** @export */ Da: ___syscall_newfstatat, + /** @export */ x: ___syscall_openat, + /** @export */ Ca: ___syscall_pipe, + /** @export */ Ba: ___syscall_poll, + /** @export */ Aa: ___syscall_readlinkat, + /** @export */ za: ___syscall_recvfrom, + /** @export */ ya: ___syscall_renameat, + /** @export */ O: ___syscall_rmdir, + /** @export */ xa: ___syscall_sendto, + /** @export */ N: ___syscall_socket, + /** @export */ wa: ___syscall_stat64, + /** @export */ va: ___syscall_statfs64, + /** @export */ ua: ___syscall_symlinkat, + /** @export */ C: ___syscall_unlinkat, + /** @export */ ta: ___syscall_utimensat, + /** @export */ pa: __abort_js, + /** @export */ oa: __emscripten_lookup_name, + /** @export */ na: __emscripten_memcpy_js, + /** @export */ ma: __emscripten_runtime_keepalive_clear, + /** @export */ la: __emscripten_throw_longjmp, + /** @export */ Y: __gmtime_js, + /** @export */ X: __localtime_js, + /** @export */ W: __mktime_js, + /** @export */ V: __mmap_js, + /** @export */ U: __munmap_js, + /** @export */ K: __setitimer_js, + /** @export */ ka: __tzset_js, + /** @export */ _: _clock_time_get, + /** @export */ J: _emscripten_date_now, + /** @export */ ja: _emscripten_get_heap_max, + /** @export */ w: _emscripten_get_now, + /** @export */ ia: _emscripten_resize_heap, + /** @export */ I: _emscripten_sleep, + /** @export */ sa: _environ_get, + /** @export */ ra: _environ_sizes_get, + /** @export */ p: _exit, + /** @export */ q: _fd_close, + /** @export */ M: _fd_fdstat_get, + /** @export */ L: _fd_read, + /** @export */ Z: _fd_seek, + /** @export */ B: _fd_write, + /** @export */ H: _getaddrinfo, + /** @export */ A: _getnameinfo, + /** @export */ ha: _getprotobyname, + /** @export */ ga: _getprotobynumber, + /** @export */ i: invoke_i, + /** @export */ d: invoke_ii, + /** @export */ b: invoke_iii, + /** @export */ f: invoke_iiii, + /** @export */ g: invoke_iiiii, + /** @export */ r: invoke_iiiiii, + /** @export */ u: invoke_iiiiiii, + /** @export */ v: invoke_iiiiiiii, + /** @export */ G: invoke_iiiiiiiiii, + /** @export */ T: invoke_jii, + /** @export */ e: invoke_v, + /** @export */ a: invoke_vi, + /** @export */ c: invoke_vii, + /** @export */ z: invoke_viidii, + /** @export */ h: invoke_viii, + /** @export */ k: invoke_viiii, + /** @export */ l: invoke_viiiii, + /** @export */ j: invoke_viiiiii, + /** @export */ y: invoke_viiiiiiiii, + /** @export */ F: _js_create_input_device, + /** @export */ fa: js_fd_read, + /** @export */ E: _js_open_process, + /** @export */ da: js_popen_to_file, + /** @export */ ca: _js_process_status, + /** @export */ ba: _js_waitpid, + /** @export */ qa: _proc_exit, + /** @export */ S: _strptime, + /** @export */ s: _wasm_close, + /** @export */ t: wasm_poll_socket, + /** @export */ o: _wasm_setsockopt, + /** @export */ R: _wasm_shutdown, + }; + + var wasmExports; + + createWasm(); + + var ___wasm_call_ctors = () => (___wasm_call_ctors = wasmExports['ab'])(); + + var _free = (a0) => (_free = wasmExports['cb'])(a0); + + var _malloc = (a0) => (_malloc = wasmExports['db'])(a0); + + var _wasm_read = (Module['_wasm_read'] = (a0, a1, a2) => + (_wasm_read = Module['_wasm_read'] = wasmExports['eb'])(a0, a1, a2)); + + var _php_pollfd_for = (Module['_php_pollfd_for'] = (a0, a1, a2) => + (_php_pollfd_for = Module['_php_pollfd_for'] = wasmExports['fb'])( + a0, + a1, + a2 + )); + + var _fflush = (a0) => (_fflush = wasmExports['gb'])(a0); + + var _wasm_popen = (Module['_wasm_popen'] = (a0, a1) => + (_wasm_popen = Module['_wasm_popen'] = wasmExports['hb'])(a0, a1)); + + var _wasm_php_exec = (Module['_wasm_php_exec'] = (a0, a1, a2, a3) => + (_wasm_php_exec = Module['_wasm_php_exec'] = wasmExports['ib'])( + a0, + a1, + a2, + a3 + )); + + var _htons = (a0) => (_htons = wasmExports['jb'])(a0); + + var _ntohs = (a0) => (_ntohs = wasmExports['kb'])(a0); + + var _htonl = (a0) => (_htonl = wasmExports['lb'])(a0); + + var _wasm_sleep = (Module['_wasm_sleep'] = (a0) => + (_wasm_sleep = Module['_wasm_sleep'] = wasmExports['mb'])(a0)); + + var ___wrap_select = (Module['___wrap_select'] = (a0, a1, a2, a3, a4) => + (___wrap_select = Module['___wrap_select'] = wasmExports['nb'])( + a0, + a1, + a2, + a3, + a4 + )); + + var _wasm_add_cli_arg = (Module['_wasm_add_cli_arg'] = (a0) => + (_wasm_add_cli_arg = Module['_wasm_add_cli_arg'] = wasmExports['ob'])( + a0 + )); + + var _run_cli = (Module['_run_cli'] = () => + (_run_cli = Module['_run_cli'] = wasmExports['pb'])()); + + var _wasm_set_sapi_name = (Module['_wasm_set_sapi_name'] = (a0) => + (_wasm_set_sapi_name = Module['_wasm_set_sapi_name'] = + wasmExports['qb'])(a0)); + + var _wasm_set_phpini_path = (Module['_wasm_set_phpini_path'] = (a0) => + (_wasm_set_phpini_path = Module['_wasm_set_phpini_path'] = + wasmExports['rb'])(a0)); + + var _wasm_add_SERVER_entry = (Module['_wasm_add_SERVER_entry'] = (a0, a1) => + (_wasm_add_SERVER_entry = Module['_wasm_add_SERVER_entry'] = + wasmExports['sb'])(a0, a1)); + + var _wasm_add_ENV_entry = (Module['_wasm_add_ENV_entry'] = (a0, a1) => + (_wasm_add_ENV_entry = Module['_wasm_add_ENV_entry'] = + wasmExports['tb'])(a0, a1)); + + var _wasm_set_query_string = (Module['_wasm_set_query_string'] = (a0) => + (_wasm_set_query_string = Module['_wasm_set_query_string'] = + wasmExports['ub'])(a0)); + + var _wasm_set_path_translated = (Module['_wasm_set_path_translated'] = ( + a0 + ) => + (_wasm_set_path_translated = Module['_wasm_set_path_translated'] = + wasmExports['vb'])(a0)); + + var _wasm_set_skip_shebang = (Module['_wasm_set_skip_shebang'] = (a0) => + (_wasm_set_skip_shebang = Module['_wasm_set_skip_shebang'] = + wasmExports['wb'])(a0)); -var dynCall_vi = Module["dynCall_vi"] = (a0, a1) => (dynCall_vi = Module["dynCall_vi"] = wasmExports["Tb"])(a0, a1); + var _wasm_set_request_uri = (Module['_wasm_set_request_uri'] = (a0) => + (_wasm_set_request_uri = Module['_wasm_set_request_uri'] = + wasmExports['xb'])(a0)); -var dynCall_vii = Module["dynCall_vii"] = (a0, a1, a2) => (dynCall_vii = Module["dynCall_vii"] = wasmExports["Ub"])(a0, a1, a2); + var _wasm_set_request_method = (Module['_wasm_set_request_method'] = (a0) => + (_wasm_set_request_method = Module['_wasm_set_request_method'] = + wasmExports['yb'])(a0)); -var dynCall_viii = Module["dynCall_viii"] = (a0, a1, a2, a3) => (dynCall_viii = Module["dynCall_viii"] = wasmExports["Vb"])(a0, a1, a2, a3); - -var dynCall_ii = Module["dynCall_ii"] = (a0, a1) => (dynCall_ii = Module["dynCall_ii"] = wasmExports["Wb"])(a0, a1); - -var dynCall_iiii = Module["dynCall_iiii"] = (a0, a1, a2, a3) => (dynCall_iiii = Module["dynCall_iiii"] = wasmExports["Xb"])(a0, a1, a2, a3); - -var dynCall_iiiiii = Module["dynCall_iiiiii"] = (a0, a1, a2, a3, a4, a5) => (dynCall_iiiiii = Module["dynCall_iiiiii"] = wasmExports["Yb"])(a0, a1, a2, a3, a4, a5); - -var dynCall_iiiii = Module["dynCall_iiiii"] = (a0, a1, a2, a3, a4) => (dynCall_iiiii = Module["dynCall_iiiii"] = wasmExports["Zb"])(a0, a1, a2, a3, a4); - -var dynCall_iii = Module["dynCall_iii"] = (a0, a1, a2) => (dynCall_iii = Module["dynCall_iii"] = wasmExports["_b"])(a0, a1, a2); - -var dynCall_viiiii = Module["dynCall_viiiii"] = (a0, a1, a2, a3, a4, a5) => (dynCall_viiiii = Module["dynCall_viiiii"] = wasmExports["$b"])(a0, a1, a2, a3, a4, a5); - -var dynCall_iiiiiii = Module["dynCall_iiiiiii"] = (a0, a1, a2, a3, a4, a5, a6) => (dynCall_iiiiiii = Module["dynCall_iiiiiii"] = wasmExports["ac"])(a0, a1, a2, a3, a4, a5, a6); - -var dynCall_i = Module["dynCall_i"] = a0 => (dynCall_i = Module["dynCall_i"] = wasmExports["bc"])(a0); - -var dynCall_v = Module["dynCall_v"] = a0 => (dynCall_v = Module["dynCall_v"] = wasmExports["cc"])(a0); - -var dynCall_viiii = Module["dynCall_viiii"] = (a0, a1, a2, a3, a4) => (dynCall_viiii = Module["dynCall_viiii"] = wasmExports["dc"])(a0, a1, a2, a3, a4); - -var dynCall_viiiiiiiii = Module["dynCall_viiiiiiiii"] = (a0, a1, a2, a3, a4, a5, a6, a7, a8, a9) => (dynCall_viiiiiiiii = Module["dynCall_viiiiiiiii"] = wasmExports["ec"])(a0, a1, a2, a3, a4, a5, a6, a7, a8, a9); - -var dynCall_viiiiii = Module["dynCall_viiiiii"] = (a0, a1, a2, a3, a4, a5, a6) => (dynCall_viiiiii = Module["dynCall_viiiiii"] = wasmExports["fc"])(a0, a1, a2, a3, a4, a5, a6); - -var dynCall_iiiiiiii = Module["dynCall_iiiiiiii"] = (a0, a1, a2, a3, a4, a5, a6, a7) => (dynCall_iiiiiiii = Module["dynCall_iiiiiiii"] = wasmExports["gc"])(a0, a1, a2, a3, a4, a5, a6, a7); - -var dynCall_iiiiiiiiii = Module["dynCall_iiiiiiiiii"] = (a0, a1, a2, a3, a4, a5, a6, a7, a8, a9) => (dynCall_iiiiiiiiii = Module["dynCall_iiiiiiiiii"] = wasmExports["hc"])(a0, a1, a2, a3, a4, a5, a6, a7, a8, a9); - -var dynCall_jii = Module["dynCall_jii"] = (a0, a1, a2) => (dynCall_jii = Module["dynCall_jii"] = wasmExports["ic"])(a0, a1, a2); - -var dynCall_viidii = Module["dynCall_viidii"] = (a0, a1, a2, a3, a4, a5) => (dynCall_viidii = Module["dynCall_viidii"] = wasmExports["jc"])(a0, a1, a2, a3, a4, a5); - -var _asyncify_start_unwind = a0 => (_asyncify_start_unwind = wasmExports["kc"])(a0); - -var _asyncify_stop_unwind = () => (_asyncify_stop_unwind = wasmExports["lc"])(); - -var _asyncify_start_rewind = a0 => (_asyncify_start_rewind = wasmExports["mc"])(a0); - -var _asyncify_stop_rewind = () => (_asyncify_stop_rewind = wasmExports["nc"])(); - -function invoke_iiiiiii(index, a1, a2, a3, a4, a5, a6) { - var sp = stackSave(); - try { - return dynCall_iiiiiii(index, a1, a2, a3, a4, a5, a6); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_vi(index, a1) { - var sp = stackSave(); - try { - dynCall_vi(index, a1); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_vii(index, a1, a2) { - var sp = stackSave(); - try { - dynCall_vii(index, a1, a2); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_i(index) { - var sp = stackSave(); - try { - return dynCall_i(index); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_viii(index, a1, a2, a3) { - var sp = stackSave(); - try { - dynCall_viii(index, a1, a2, a3); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_v(index) { - var sp = stackSave(); - try { - dynCall_v(index); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_ii(index, a1) { - var sp = stackSave(); - try { - return dynCall_ii(index, a1); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_iii(index, a1, a2) { - var sp = stackSave(); - try { - return dynCall_iii(index, a1, a2); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_viiii(index, a1, a2, a3, a4) { - var sp = stackSave(); - try { - dynCall_viiii(index, a1, a2, a3, a4); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_iiiii(index, a1, a2, a3, a4) { - var sp = stackSave(); - try { - return dynCall_iiiii(index, a1, a2, a3, a4); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_iiii(index, a1, a2, a3) { - var sp = stackSave(); - try { - return dynCall_iiii(index, a1, a2, a3); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_viiiiii(index, a1, a2, a3, a4, a5, a6) { - var sp = stackSave(); - try { - dynCall_viiiiii(index, a1, a2, a3, a4, a5, a6); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_viiiii(index, a1, a2, a3, a4, a5) { - var sp = stackSave(); - try { - dynCall_viiiii(index, a1, a2, a3, a4, a5); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_viidii(index, a1, a2, a3, a4, a5) { - var sp = stackSave(); - try { - dynCall_viidii(index, a1, a2, a3, a4, a5); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_iiiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8, a9) { - var sp = stackSave(); - try { - return dynCall_iiiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8, a9); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_iiiiii(index, a1, a2, a3, a4, a5) { - var sp = stackSave(); - try { - return dynCall_iiiiii(index, a1, a2, a3, a4, a5); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_viiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8, a9) { - var sp = stackSave(); - try { - dynCall_viiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8, a9); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_iiiiiiii(index, a1, a2, a3, a4, a5, a6, a7) { - var sp = stackSave(); - try { - return dynCall_iiiiiiii(index, a1, a2, a3, a4, a5, a6, a7); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_jii(index, a1, a2) { - var sp = stackSave(); - try { - return dynCall_jii(index, a1, a2); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -Module["addRunDependency"] = addRunDependency; - -Module["removeRunDependency"] = removeRunDependency; - -Module["wasmExports"] = wasmExports; - -Module["ccall"] = ccall; - -Module["FS_createPreloadedFile"] = FS_createPreloadedFile; - -Module["FS_unlink"] = FS_unlink; - -Module["FS_createPath"] = FS_createPath; - -Module["FS_createDevice"] = FS_createDevice; - -Module["FS_createDataFile"] = FS_createDataFile; - -Module["FS_createLazyFile"] = FS_createLazyFile; - -Module["PROXYFS"] = PROXYFS; - -var calledRun; - -dependenciesFulfilled = function runCaller() { - if (!calledRun) run(); - if (!calledRun) dependenciesFulfilled = runCaller; -}; - -function run() { - if (runDependencies > 0) { - return; - } - preRun(); - if (runDependencies > 0) { - return; - } - function doRun() { - if (calledRun) return; - calledRun = true; - Module["calledRun"] = true; - if (ABORT) return; - initRuntime(); - if (Module["onRuntimeInitialized"]) Module["onRuntimeInitialized"](); - postRun(); - } - if (Module["setStatus"]) { - Module["setStatus"]("Running..."); - setTimeout(function() { - setTimeout(function() { - Module["setStatus"](""); - }, 1); - doRun(); - }, 1); - } else { - doRun(); - } -} - -if (Module["preInit"]) { - if (typeof Module["preInit"] == "function") Module["preInit"] = [ Module["preInit"] ]; - while (Module["preInit"].length > 0) { - Module["preInit"].pop()(); - } -} - -run(); -/** - * Emscripten resolves `localhost` to a random IP address. Let's - * make it always resolve to 127.0.0.1. - */ -DNS.address_map.addrs.localhost = '127.0.0.1'; - -/** - * Debugging Asyncify errors is tricky because the stack trace is lost when the - * error is thrown. This code saves the stack trace in a global variable - * so that it can be inspected later. - */ -PHPLoader.debug = 'debug' in PHPLoader ? PHPLoader.debug : true; -if (PHPLoader.debug && typeof Asyncify !== "undefined") { - const originalHandleSleep = Asyncify.handleSleep; - Asyncify.handleSleep = function (startAsync) { - if (!ABORT) { - Module["lastAsyncifyStackSource"] = new Error(); - } - return originalHandleSleep(startAsync); - } -} - -/** - * Data dependencies call removeRunDependency() when they are loaded. - * The synchronous call stack then continues to run. If an error occurs - * in PHP initialization, e.g. Out Of Memory error, it will not be - * caught by any try/catch. This override propagates the failure to - * PHPLoader.onAbort() so that it can be handled. - */ -const originalRemoveRunDependency = PHPLoader['removeRunDependency']; -PHPLoader['removeRunDependency'] = function (...args) { - try { - originalRemoveRunDependency(...args); - } catch (e) { - PHPLoader['onAbort'](e); - } -} + var _wasm_set_request_host = (Module['_wasm_set_request_host'] = (a0) => + (_wasm_set_request_host = Module['_wasm_set_request_host'] = + wasmExports['zb'])(a0)); -/** - * Other exports live in the Dockerfile in: - * - * * EXPORTED_RUNTIME_METHODS - * * EXPORTED_FUNCTIONS - * - * These exports, however, live in here because: - * - * * Listing them in EXPORTED_RUNTIME_METHODS doesn't actually - * export them. This could be a bug in Emscripten or a consequence of - * that option being deprecated. - * * Listing them in EXPORTED_FUNCTIONS works, but they are overridden - * on every `BasePHP.run()` call. This is a problem because we want to - * spy on these calls in some unit tests. - * - * Therefore, we export them here. - */ -PHPLoader['malloc'] = _malloc; -PHPLoader['free'] = typeof _free === 'function' ? _free : PHPLoader['_wasm_free']; - -return PHPLoader; - -// Close the opening bracket from esm-prefix.js: + var _wasm_set_content_type = (Module['_wasm_set_content_type'] = (a0) => + (_wasm_set_content_type = Module['_wasm_set_content_type'] = + wasmExports['Ab'])(a0)); + + var _wasm_set_request_body = (Module['_wasm_set_request_body'] = (a0) => + (_wasm_set_request_body = Module['_wasm_set_request_body'] = + wasmExports['Bb'])(a0)); + + var _wasm_set_content_length = (Module['_wasm_set_content_length'] = (a0) => + (_wasm_set_content_length = Module['_wasm_set_content_length'] = + wasmExports['Cb'])(a0)); + + var _wasm_set_cookies = (Module['_wasm_set_cookies'] = (a0) => + (_wasm_set_cookies = Module['_wasm_set_cookies'] = wasmExports['Db'])( + a0 + )); + + var _wasm_set_request_port = (Module['_wasm_set_request_port'] = (a0) => + (_wasm_set_request_port = Module['_wasm_set_request_port'] = + wasmExports['Eb'])(a0)); + + var _wasm_sapi_request_shutdown = (Module['_wasm_sapi_request_shutdown'] = + () => + (_wasm_sapi_request_shutdown = Module[ + '_wasm_sapi_request_shutdown' + ] = + wasmExports['Fb'])()); + + var _wasm_sapi_handle_request = (Module['_wasm_sapi_handle_request'] = () => + (_wasm_sapi_handle_request = Module['_wasm_sapi_handle_request'] = + wasmExports['Gb'])()); + + var _php_wasm_init = (Module['_php_wasm_init'] = () => + (_php_wasm_init = Module['_php_wasm_init'] = wasmExports['Hb'])()); + + var _wasm_free = (Module['_wasm_free'] = (a0) => + (_wasm_free = Module['_wasm_free'] = wasmExports['Ib'])(a0)); + + var ___funcs_on_exit = () => (___funcs_on_exit = wasmExports['Jb'])(); + + var _emscripten_builtin_memalign = (a0, a1) => + (_emscripten_builtin_memalign = wasmExports['Kb'])(a0, a1); + + var __emscripten_timeout = (a0, a1) => + (__emscripten_timeout = wasmExports['Lb'])(a0, a1); + + var _setThrew = (a0, a1) => (_setThrew = wasmExports['Mb'])(a0, a1); + + var __emscripten_tempret_set = (a0) => + (__emscripten_tempret_set = wasmExports['Nb'])(a0); + + var __emscripten_stack_restore = (a0) => + (__emscripten_stack_restore = wasmExports['Ob'])(a0); + + var __emscripten_stack_alloc = (a0) => + (__emscripten_stack_alloc = wasmExports['Pb'])(a0); + + var _emscripten_stack_get_current = () => + (_emscripten_stack_get_current = wasmExports['Qb'])(); + + var dynCall_vi = (Module['dynCall_vi'] = (a0, a1) => + (dynCall_vi = Module['dynCall_vi'] = wasmExports['Rb'])(a0, a1)); + + var dynCall_vii = (Module['dynCall_vii'] = (a0, a1, a2) => + (dynCall_vii = Module['dynCall_vii'] = wasmExports['Sb'])(a0, a1, a2)); + + var dynCall_viii = (Module['dynCall_viii'] = (a0, a1, a2, a3) => + (dynCall_viii = Module['dynCall_viii'] = wasmExports['Tb'])( + a0, + a1, + a2, + a3 + )); + + var dynCall_ii = (Module['dynCall_ii'] = (a0, a1) => + (dynCall_ii = Module['dynCall_ii'] = wasmExports['Ub'])(a0, a1)); + + var dynCall_iiii = (Module['dynCall_iiii'] = (a0, a1, a2, a3) => + (dynCall_iiii = Module['dynCall_iiii'] = wasmExports['Vb'])( + a0, + a1, + a2, + a3 + )); + + var dynCall_iiiiii = (Module['dynCall_iiiiii'] = (a0, a1, a2, a3, a4, a5) => + (dynCall_iiiiii = Module['dynCall_iiiiii'] = wasmExports['Wb'])( + a0, + a1, + a2, + a3, + a4, + a5 + )); + + var dynCall_iiiii = (Module['dynCall_iiiii'] = (a0, a1, a2, a3, a4) => + (dynCall_iiiii = Module['dynCall_iiiii'] = wasmExports['Xb'])( + a0, + a1, + a2, + a3, + a4 + )); + + var dynCall_iii = (Module['dynCall_iii'] = (a0, a1, a2) => + (dynCall_iii = Module['dynCall_iii'] = wasmExports['Yb'])(a0, a1, a2)); + + var dynCall_viiiii = (Module['dynCall_viiiii'] = (a0, a1, a2, a3, a4, a5) => + (dynCall_viiiii = Module['dynCall_viiiii'] = wasmExports['Zb'])( + a0, + a1, + a2, + a3, + a4, + a5 + )); + + var dynCall_iiiiiii = (Module['dynCall_iiiiiii'] = ( + a0, + a1, + a2, + a3, + a4, + a5, + a6 + ) => + (dynCall_iiiiiii = Module['dynCall_iiiiiii'] = wasmExports['_b'])( + a0, + a1, + a2, + a3, + a4, + a5, + a6 + )); + + var dynCall_i = (Module['dynCall_i'] = (a0) => + (dynCall_i = Module['dynCall_i'] = wasmExports['$b'])(a0)); + + var dynCall_v = (Module['dynCall_v'] = (a0) => + (dynCall_v = Module['dynCall_v'] = wasmExports['ac'])(a0)); + + var dynCall_viiii = (Module['dynCall_viiii'] = (a0, a1, a2, a3, a4) => + (dynCall_viiii = Module['dynCall_viiii'] = wasmExports['bc'])( + a0, + a1, + a2, + a3, + a4 + )); + + var dynCall_viiiiiiiii = (Module['dynCall_viiiiiiiii'] = ( + a0, + a1, + a2, + a3, + a4, + a5, + a6, + a7, + a8, + a9 + ) => + (dynCall_viiiiiiiii = Module['dynCall_viiiiiiiii'] = wasmExports['cc'])( + a0, + a1, + a2, + a3, + a4, + a5, + a6, + a7, + a8, + a9 + )); + + var dynCall_viiiiii = (Module['dynCall_viiiiii'] = ( + a0, + a1, + a2, + a3, + a4, + a5, + a6 + ) => + (dynCall_viiiiii = Module['dynCall_viiiiii'] = wasmExports['dc'])( + a0, + a1, + a2, + a3, + a4, + a5, + a6 + )); + + var dynCall_iiiiiiii = (Module['dynCall_iiiiiiii'] = ( + a0, + a1, + a2, + a3, + a4, + a5, + a6, + a7 + ) => + (dynCall_iiiiiiii = Module['dynCall_iiiiiiii'] = wasmExports['ec'])( + a0, + a1, + a2, + a3, + a4, + a5, + a6, + a7 + )); + + var dynCall_iiiiiiiiii = (Module['dynCall_iiiiiiiiii'] = ( + a0, + a1, + a2, + a3, + a4, + a5, + a6, + a7, + a8, + a9 + ) => + (dynCall_iiiiiiiiii = Module['dynCall_iiiiiiiiii'] = wasmExports['fc'])( + a0, + a1, + a2, + a3, + a4, + a5, + a6, + a7, + a8, + a9 + )); + + var dynCall_jii = (Module['dynCall_jii'] = (a0, a1, a2) => + (dynCall_jii = Module['dynCall_jii'] = wasmExports['gc'])(a0, a1, a2)); + + var dynCall_viidii = (Module['dynCall_viidii'] = (a0, a1, a2, a3, a4, a5) => + (dynCall_viidii = Module['dynCall_viidii'] = wasmExports['hc'])( + a0, + a1, + a2, + a3, + a4, + a5 + )); + + var _asyncify_start_unwind = (a0) => + (_asyncify_start_unwind = wasmExports['ic'])(a0); + + var _asyncify_stop_unwind = () => + (_asyncify_stop_unwind = wasmExports['jc'])(); + + var _asyncify_start_rewind = (a0) => + (_asyncify_start_rewind = wasmExports['kc'])(a0); + + var _asyncify_stop_rewind = () => + (_asyncify_stop_rewind = wasmExports['lc'])(); + + function invoke_iiiiiii(index, a1, a2, a3, a4, a5, a6) { + var sp = stackSave(); + try { + return dynCall_iiiiiii(index, a1, a2, a3, a4, a5, a6); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_vi(index, a1) { + var sp = stackSave(); + try { + dynCall_vi(index, a1); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_vii(index, a1, a2) { + var sp = stackSave(); + try { + dynCall_vii(index, a1, a2); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_i(index) { + var sp = stackSave(); + try { + return dynCall_i(index); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_viii(index, a1, a2, a3) { + var sp = stackSave(); + try { + dynCall_viii(index, a1, a2, a3); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_v(index) { + var sp = stackSave(); + try { + dynCall_v(index); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_ii(index, a1) { + var sp = stackSave(); + try { + return dynCall_ii(index, a1); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_iii(index, a1, a2) { + var sp = stackSave(); + try { + return dynCall_iii(index, a1, a2); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_viiii(index, a1, a2, a3, a4) { + var sp = stackSave(); + try { + dynCall_viiii(index, a1, a2, a3, a4); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_iiiii(index, a1, a2, a3, a4) { + var sp = stackSave(); + try { + return dynCall_iiiii(index, a1, a2, a3, a4); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_iiii(index, a1, a2, a3) { + var sp = stackSave(); + try { + return dynCall_iiii(index, a1, a2, a3); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_viiiiii(index, a1, a2, a3, a4, a5, a6) { + var sp = stackSave(); + try { + dynCall_viiiiii(index, a1, a2, a3, a4, a5, a6); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_viiiii(index, a1, a2, a3, a4, a5) { + var sp = stackSave(); + try { + dynCall_viiiii(index, a1, a2, a3, a4, a5); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_viidii(index, a1, a2, a3, a4, a5) { + var sp = stackSave(); + try { + dynCall_viidii(index, a1, a2, a3, a4, a5); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_iiiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8, a9) { + var sp = stackSave(); + try { + return dynCall_iiiiiiiiii( + index, + a1, + a2, + a3, + a4, + a5, + a6, + a7, + a8, + a9 + ); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_iiiiii(index, a1, a2, a3, a4, a5) { + var sp = stackSave(); + try { + return dynCall_iiiiii(index, a1, a2, a3, a4, a5); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_viiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8, a9) { + var sp = stackSave(); + try { + dynCall_viiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8, a9); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_iiiiiiii(index, a1, a2, a3, a4, a5, a6, a7) { + var sp = stackSave(); + try { + return dynCall_iiiiiiii(index, a1, a2, a3, a4, a5, a6, a7); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_jii(index, a1, a2) { + var sp = stackSave(); + try { + return dynCall_jii(index, a1, a2); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + // include: postamble.js + // === Auto-generated postamble setup entry stuff === + Module['addRunDependency'] = addRunDependency; + + Module['removeRunDependency'] = removeRunDependency; + + Module['wasmExports'] = wasmExports; + + Module['ccall'] = ccall; + + Module['FS_createPreloadedFile'] = FS_createPreloadedFile; + + Module['FS_unlink'] = FS_unlink; + + Module['FS_createPath'] = FS_createPath; + + Module['FS_createDevice'] = FS_createDevice; + + Module['FS_createDataFile'] = FS_createDataFile; + + Module['FS_createLazyFile'] = FS_createLazyFile; + + Module['PROXYFS'] = PROXYFS; + + var calledRun; + + dependenciesFulfilled = function runCaller() { + // If run has never been called, and we should call run (INVOKE_RUN is true, and Module.noInitialRun is not false) + if (!calledRun) run(); + if (!calledRun) dependenciesFulfilled = runCaller; + }; + + // try this again later, after new deps are fulfilled + function run() { + if (runDependencies > 0) { + return; + } + preRun(); + // a preRun added a dependency, run will be called later + if (runDependencies > 0) { + return; + } + function doRun() { + // run may have just been called through dependencies being fulfilled just in this very frame, + // or while the async setStatus time below was happening + if (calledRun) return; + calledRun = true; + Module['calledRun'] = true; + if (ABORT) return; + initRuntime(); + Module['onRuntimeInitialized']?.(); + postRun(); + } + if (Module['setStatus']) { + Module['setStatus']('Running...'); + setTimeout(() => { + setTimeout(() => Module['setStatus'](''), 1); + doRun(); + }, 1); + } else { + doRun(); + } + } + + if (Module['preInit']) { + if (typeof Module['preInit'] == 'function') + Module['preInit'] = [Module['preInit']]; + while (Module['preInit'].length > 0) { + Module['preInit'].pop()(); + } + } + + run(); + /** + * Emscripten resolves `localhost` to a random IP address. Let's + * make it always resolve to 127.0.0.1. + */ + DNS.address_map.addrs.localhost = '127.0.0.1'; + + /** + * Debugging Asyncify errors is tricky because the stack trace is lost when the + * error is thrown. This code saves the stack trace in a global variable + * so that it can be inspected later. + */ + PHPLoader.debug = 'debug' in PHPLoader ? PHPLoader.debug : true; + if (PHPLoader.debug && typeof Asyncify !== 'undefined') { + const originalHandleSleep = Asyncify.handleSleep; + Asyncify.handleSleep = function (startAsync) { + if (!ABORT) { + Module['lastAsyncifyStackSource'] = new Error(); + } + return originalHandleSleep(startAsync); + }; + } + + /** + * Data dependencies call removeRunDependency() when they are loaded. + * The synchronous call stack then continues to run. If an error occurs + * in PHP initialization, e.g. Out Of Memory error, it will not be + * caught by any try/catch. This override propagates the failure to + * PHPLoader.onAbort() so that it can be handled. + */ + const originalRemoveRunDependency = PHPLoader['removeRunDependency']; + PHPLoader['removeRunDependency'] = function (...args) { + try { + originalRemoveRunDependency(...args); + } catch (e) { + PHPLoader['onAbort'](e); + } + }; + + /** + * Other exports live in the Dockerfile in: + * + * * EXPORTED_RUNTIME_METHODS + * * EXPORTED_FUNCTIONS + * + * These exports, however, live in here because: + * + * * Listing them in EXPORTED_RUNTIME_METHODS doesn't actually + * export them. This could be a bug in Emscripten or a consequence of + * that option being deprecated. + * * Listing them in EXPORTED_FUNCTIONS works, but they are overridden + * on every `BasePHP.run()` call. This is a problem because we want to + * spy on these calls in some unit tests. + * + * Therefore, we export them here. + */ + PHPLoader['malloc'] = _malloc; + PHPLoader['free'] = + typeof _free === 'function' ? _free : PHPLoader['_wasm_free']; + + return PHPLoader; + + // Close the opening bracket from esm-prefix.js: } diff --git a/packages/php-wasm/node/asyncify/php_8_0.js b/packages/php-wasm/node/asyncify/php_8_0.js index 82b0ddd56b..30b4108b59 100644 --- a/packages/php-wasm/node/asyncify/php_8_0.js +++ b/packages/php-wasm/node/asyncify/php_8_0.js @@ -1,6622 +1,8200 @@ -const dependencyFilename = __dirname + '/8_0_30/php_8_0.wasm'; -export { dependencyFilename }; -export const dependenciesTotalSize = 14465052; +const dependencyFilename = __dirname + '/8_0_30/php_8_0.wasm'; +export { dependencyFilename }; +export const dependenciesTotalSize = 14454403; export function init(RuntimeName, PHPLoader) { - /** - * Overrides Emscripten's default ExitStatus object which gets - * thrown on failure. Unfortunately, the default object is not - * a subclass of Error and does not provide any stack trace. - * - * This is a deliberate behavior on Emscripten's end to prevent - * memory leaks after the program exits. See: - * - * https://github.com/emscripten-core/emscripten/pull/9108 - * - * In case of WordPress Playground, the worker in which the PHP - * runs will typically exit after the PHP program finishes, so - * we don't have to worry about memory leaks. - * - * As for assigning to a previously undeclared ExitStatus variable here, - * the Emscripten module declares `ExitStatus` as `function ExitStatus` - * which means it gets hoisted to the top of the scope and can be - * reassigned here – before the actual declaration is reached. - * - * If that sounds weird, try this example: - * - * ExitStatus = () => { console.log("reassigned"); } - * function ExitStatus() {} - * ExitStatus(); - * // logs "reassigned" - */ - ExitStatus = class PHPExitStatus extends Error { - constructor(status) { - super(status); - this.name = "ExitStatus"; - this.message = "Program terminated with exit(" + status + ")"; - this.status = status; - } - } - - // The rest of the code comes from the built php.js file and esm-suffix.js -var Module = typeof PHPLoader != "undefined" ? PHPLoader : {}; - -var ENVIRONMENT_IS_WORKER=RuntimeName==="WORKER"; - -var ENVIRONMENT_IS_NODE=RuntimeName==="NODE"; - -if (ENVIRONMENT_IS_NODE) {} - -var moduleOverrides = Object.assign({}, Module); - -var arguments_ = []; - -var thisProgram = "./this.program"; - -var quit_ = (status, toThrow) => { - throw toThrow; -}; - -var scriptDirectory = ""; - -function locateFile(path) { - if (Module["locateFile"]) { - return Module["locateFile"](path, scriptDirectory); - } - return scriptDirectory + path; -} - -var read_, readAsync, readBinary; - -if (ENVIRONMENT_IS_NODE) { - var fs = require("fs"); - var nodePath = require("path"); - scriptDirectory = __dirname + "/"; - read_ = (filename, binary) => { - filename = isFileURI(filename) ? new URL(filename) : nodePath.normalize(filename); - return fs.readFileSync(filename, binary ? undefined : "utf8"); - }; - readBinary = filename => { - var ret = read_(filename, true); - if (!ret.buffer) { - ret = new Uint8Array(ret); - } - return ret; - }; - readAsync = (filename, onload, onerror, binary = true) => { - filename = isFileURI(filename) ? new URL(filename) : nodePath.normalize(filename); - fs.readFile(filename, binary ? undefined : "utf8", (err, data) => { - if (err) onerror(err); else onload(binary ? data.buffer : data); - }); - }; - if (!Module["thisProgram"] && process.argv.length > 1) { - thisProgram = process.argv[1].replace(/\\/g, "/"); - } - arguments_ = process.argv.slice(2); - if (typeof module != "undefined") { - module["exports"] = Module; - } - quit_ = (status, toThrow) => { - process.exitCode = status; - throw toThrow; - }; -} else {} - -var out = Module["print"] || console.log.bind(console); - -var err = Module["printErr"] || console.error.bind(console); - -Object.assign(Module, moduleOverrides); - -moduleOverrides = null; - -if (Module["arguments"]) arguments_ = Module["arguments"]; - -if (Module["thisProgram"]) thisProgram = Module["thisProgram"]; - -if (Module["quit"]) quit_ = Module["quit"]; - -var wasmBinary; - -if (Module["wasmBinary"]) wasmBinary = Module["wasmBinary"]; - -var wasmMemory; - -var ABORT = false; - -var EXITSTATUS; - -/** @type {function(*, string=)} */ function assert(condition, text) { - if (!condition) { - abort(text); - } -} - -var /** @type {!Int8Array} */ HEAP8, /** @type {!Uint8Array} */ HEAPU8, /** @type {!Int16Array} */ HEAP16, /** @type {!Uint16Array} */ HEAPU16, /** @type {!Int32Array} */ HEAP32, /** @type {!Uint32Array} */ HEAPU32, /** @type {!Float32Array} */ HEAPF32, /** @type {!Float64Array} */ HEAPF64; - -function updateMemoryViews() { - var b = wasmMemory.buffer; - Module["HEAP8"] = HEAP8 = new Int8Array(b); - Module["HEAP16"] = HEAP16 = new Int16Array(b); - Module["HEAPU8"] = HEAPU8 = new Uint8Array(b); - Module["HEAPU16"] = HEAPU16 = new Uint16Array(b); - Module["HEAP32"] = HEAP32 = new Int32Array(b); - Module["HEAPU32"] = HEAPU32 = new Uint32Array(b); - Module["HEAPF32"] = HEAPF32 = new Float32Array(b); - Module["HEAPF64"] = HEAPF64 = new Float64Array(b); -} - -var __ATPRERUN__ = []; - -var __ATINIT__ = []; - -var __ATEXIT__ = []; - -var __ATPOSTRUN__ = []; - -var runtimeInitialized = false; - -var runtimeExited = false; - -function preRun() { - if (Module["preRun"]) { - if (typeof Module["preRun"] == "function") Module["preRun"] = [ Module["preRun"] ]; - while (Module["preRun"].length) { - addOnPreRun(Module["preRun"].shift()); - } - } - callRuntimeCallbacks(__ATPRERUN__); -} - -function initRuntime() { - runtimeInitialized = true; - SOCKFS.root = FS.mount(SOCKFS, {}, null); - if (!Module["noFSInit"] && !FS.init.initialized) FS.init(); - FS.ignorePermissions = false; - TTY.init(); - PIPEFS.root = FS.mount(PIPEFS, {}, null); - callRuntimeCallbacks(__ATINIT__); -} - -function exitRuntime() { - ___funcs_on_exit(); - callRuntimeCallbacks(__ATEXIT__); - FS.quit(); - TTY.shutdown(); - runtimeExited = true; -} - -function postRun() { - if (Module["postRun"]) { - if (typeof Module["postRun"] == "function") Module["postRun"] = [ Module["postRun"] ]; - while (Module["postRun"].length) { - addOnPostRun(Module["postRun"].shift()); - } - } - callRuntimeCallbacks(__ATPOSTRUN__); -} - -function addOnPreRun(cb) { - __ATPRERUN__.unshift(cb); -} - -function addOnInit(cb) { - __ATINIT__.unshift(cb); -} - -function addOnPostRun(cb) { - __ATPOSTRUN__.unshift(cb); -} - -var runDependencies = 0; - -var runDependencyWatcher = null; - -var dependenciesFulfilled = null; - -function getUniqueRunDependency(id) { - return id; -} - -function addRunDependency(id) { - runDependencies++; - Module["monitorRunDependencies"]?.(runDependencies); -} - -function removeRunDependency(id) { - runDependencies--; - Module["monitorRunDependencies"]?.(runDependencies); - if (runDependencies == 0) { - if (runDependencyWatcher !== null) { - clearInterval(runDependencyWatcher); - runDependencyWatcher = null; - } - if (dependenciesFulfilled) { - var callback = dependenciesFulfilled; - dependenciesFulfilled = null; - callback(); - } - } -} - -/** @param {string|number=} what */ function abort(what) { - Module["onAbort"]?.(what); - what = "Aborted(" + what + ")"; - err(what); - ABORT = true; - EXITSTATUS = 1; - what += ". Build with -sASSERTIONS for more info."; - /** @suppress {checkTypes} */ var e = new WebAssembly.RuntimeError(what); - throw e; -} - -var dataURIPrefix = "data:application/octet-stream;base64,"; - -/** - * Indicates whether filename is a base64 data URI. - * @noinline - */ var isDataURI = filename => filename.startsWith(dataURIPrefix); - -/** - * Indicates whether filename is delivered via file protocol (as opposed to http/https) - * @noinline - */ var isFileURI = filename => filename.startsWith("file://"); - -function findWasmBinary() { - var f = dependencyFilename; - if (!isDataURI(f)) { - return locateFile(f); - } - return f; -} - -var wasmBinaryFile; - -function getBinarySync(file) { - if (file == wasmBinaryFile && wasmBinary) { - return new Uint8Array(wasmBinary); - } - if (readBinary) { - return readBinary(file); - } - throw "both async and sync fetching of the wasm failed"; -} - -function getBinaryPromise(binaryFile) { - if (!wasmBinary) { - return new Promise((resolve, reject) => { - readAsync(binaryFile, response => resolve(new Uint8Array(/** @type{!ArrayBuffer} */ (response))), error => { - try { - resolve(getBinarySync(binaryFile)); - } catch (e) { - reject(e); - } - }); - }); - } - return Promise.resolve().then(() => getBinarySync(binaryFile)); -} - -function instantiateArrayBuffer(binaryFile, imports, receiver) { - return getBinaryPromise(binaryFile).then(binary => WebAssembly.instantiate(binary, imports)).then(receiver, reason => { - err(`failed to asynchronously prepare wasm: ${reason}`); - abort(reason); - }); -} - -function instantiateAsync(binary, binaryFile, imports, callback) { - if (!binary && typeof WebAssembly.instantiateStreaming == "function" && !isDataURI(binaryFile) && !ENVIRONMENT_IS_NODE && typeof fetch == "function") { - return fetch(binaryFile, { - credentials: "same-origin" - }).then(response => { - /** @suppress {checkTypes} */ var result = WebAssembly.instantiateStreaming(response, imports); - return result.then(callback, function(reason) { - err(`wasm streaming compile failed: ${reason}`); - err("falling back to ArrayBuffer instantiation"); - return instantiateArrayBuffer(binaryFile, imports, callback); - }); - }); - } - return instantiateArrayBuffer(binaryFile, imports, callback); -} - -function getWasmImports() { - return { - "a": wasmImports - }; -} - -function createWasm() { - var info = getWasmImports(); - /** @param {WebAssembly.Module=} module*/ function receiveInstance(instance, module) { - wasmExports = instance.exports; - wasmExports = Asyncify.instrumentWasmExports(wasmExports); - Module["wasmExports"] = wasmExports; - wasmMemory = wasmExports["cb"]; - updateMemoryViews(); - wasmTable = wasmExports["fb"]; - addOnInit(wasmExports["db"]); - removeRunDependency("wasm-instantiate"); - return wasmExports; - } - addRunDependency("wasm-instantiate"); - function receiveInstantiationResult(result) { - receiveInstance(result["instance"]); - } - if (Module["instantiateWasm"]) { - try { - return Module["instantiateWasm"](info, receiveInstance); - } catch (e) { - err(`Module.instantiateWasm callback failed with error: ${e}`); - return false; - } - } - if (!wasmBinaryFile) wasmBinaryFile = findWasmBinary(); - instantiateAsync(wasmBinary, wasmBinaryFile, info, receiveInstantiationResult); - return {}; -} - -var tempDouble; - -var tempI64; - -function js_popen_to_file(command, mode, exitCodePtr) { - const returnCallback = resolver => Asyncify.handleSleep(resolver); - if (!command) return 1; - const cmdstr = UTF8ToString(command); - if (!cmdstr.length) return 0; - const modestr = UTF8ToString(mode); - if (!modestr.length) return 0; - if (modestr === "w") { - console.error('popen($cmd, "w") is not implemented yet'); - } - return returnCallback(async wakeUp => { - let cp; - try { - cp = PHPWASM.spawnProcess(cmdstr, []); - if (cp instanceof Promise) { - cp = await cp; - } - } catch (e) { - console.error(e); - if (e.code === "SPAWN_UNSUPPORTED") { - return 1; - } - throw e; - } - const outByteArrays = []; - cp.stdout.on("data", function(data) { - outByteArrays.push(data); - }); - const outputPath = "/tmp/popen_output"; - cp.on("exit", function(exitCode) { - const outBytes = new Uint8Array(outByteArrays.reduce((acc, curr) => acc + curr.length, 0)); - let offset = 0; - for (const byteArray of outByteArrays) { - outBytes.set(byteArray, offset); - offset += byteArray.length; - } - FS.writeFile(outputPath, outBytes); - HEAPU8[exitCodePtr] = exitCode; - wakeUp(allocateUTF8OnStack(outputPath)); - }); - }); -} - -function wasm_poll_socket(socketd, events, timeout) { - const returnCallback = resolver => Asyncify.handleSleep(resolver); - const POLLIN = 1; - const POLLPRI = 2; - const POLLOUT = 4; - const POLLERR = 8; - const POLLHUP = 16; - const POLLNVAL = 32; - return returnCallback(wakeUp => { - const polls = []; - if (socketd in PHPWASM.child_proc_by_fd) { - const procInfo = PHPWASM.child_proc_by_fd[socketd]; - if (procInfo.exited) { - wakeUp(0); - return; - } - polls.push(PHPWASM.awaitEvent(procInfo.stdout, "data")); - } else if (FS.isSocket(FS.getStream(socketd)?.node.mode)) { - const sock = getSocketFromFD(socketd); - if (!sock) { - wakeUp(0); - return; - } - const lookingFor = new Set; - if (events & POLLIN || events & POLLPRI) { - if (sock.server) { - for (const client of sock.pending) { - if ((client.recv_queue || []).length > 0) { - wakeUp(1); - return; - } - } - } else if ((sock.recv_queue || []).length > 0) { - wakeUp(1); - return; - } - } - const webSockets = PHPWASM.getAllWebSockets(sock); - if (!webSockets.length) { - wakeUp(0); - return; - } - for (const ws of webSockets) { - if (events & POLLIN || events & POLLPRI) { - polls.push(PHPWASM.awaitData(ws)); - lookingFor.add("POLLIN"); - } - if (events & POLLOUT) { - polls.push(PHPWASM.awaitConnection(ws)); - lookingFor.add("POLLOUT"); - } - if (events & POLLHUP) { - polls.push(PHPWASM.awaitClose(ws)); - lookingFor.add("POLLHUP"); - } - if (events & POLLERR || events & POLLNVAL) { - polls.push(PHPWASM.awaitError(ws)); - lookingFor.add("POLLERR"); - } - } - } else { - setTimeout(function() { - wakeUp(1); - }, timeout); - return; - } - if (polls.length === 0) { - console.warn("Unsupported poll event " + events + ", defaulting to setTimeout()."); - setTimeout(function() { - wakeUp(0); - }, timeout); - return; - } - const promises = polls.map(([promise]) => promise); - const clearPolling = () => polls.forEach(([, clear]) => clear()); - let awaken = false; - let timeoutId; - Promise.race(promises).then(function(results) { - if (!awaken) { - awaken = true; - wakeUp(1); - if (timeoutId) { - clearTimeout(timeoutId); - } - clearPolling(); - } - }); - if (timeout !== -1) { - timeoutId = setTimeout(function() { - if (!awaken) { - awaken = true; - wakeUp(0); - clearPolling(); - } - }, timeout); - } - }); -} - -function js_fd_read(fd, iov, iovcnt, pnum) { - const returnCallback = resolver => Asyncify.handleSleep(resolver); - if (Asyncify?.State?.Normal === undefined || Asyncify?.state === Asyncify?.State?.Normal) { - var returnCode; - var stream; - let num = 0; - try { - stream = SYSCALLS.getStreamFromFD(fd); - const num = doReadv(stream, iov, iovcnt); - HEAPU32[pnum >> 2] = num; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) { - throw e; - } - if (e.errno !== 6 || !(stream?.fd in PHPWASM.child_proc_by_fd)) { - HEAPU32[pnum >> 2] = 0; - return returnCode; - } - } - } - return returnCallback(wakeUp => { - var retries = 0; - var interval = 50; - var timeout = 5e3; - var maxRetries = timeout / interval; - function poll() { - var returnCode; - var stream; - let num; - try { - stream = SYSCALLS.getStreamFromFD(fd); - num = doReadv(stream, iov, iovcnt); - returnCode = 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) { - console.error(e); - throw e; - } - returnCode = e.errno; - } - const success = returnCode === 0; - const failure = (++retries > maxRetries || !(fd in PHPWASM.child_proc_by_fd) || PHPWASM.child_proc_by_fd[fd]?.exited || FS.isClosed(stream)); - if (success) { - HEAPU32[pnum >> 2] = num; - wakeUp(0); - } else if (failure) { - HEAPU32[pnum >> 2] = 0; - wakeUp(returnCode === 6 ? 0 : returnCode); - } else { - setTimeout(poll, interval); - } - } - poll(); - }); -} - -function __asyncjs__js_module_onMessage(data, response_buffer) { - return Asyncify.handleAsync(async () => { - if (Module["onMessage"]) { - const dataStr = UTF8ToString(data); - return Module["onMessage"](dataStr).then(response => { - const responseBytes = typeof response === "string" ? (new TextEncoder).encode(response) : response; - const responseSize = responseBytes.byteLength; - const responsePtr = _malloc(responseSize + 1); - HEAPU8.set(responseBytes, responsePtr); - HEAPU8[responsePtr + responseSize] = 0; - HEAPU8[response_buffer] = responsePtr; - HEAPU8[response_buffer + 1] = responsePtr >> 8; - HEAPU8[response_buffer + 2] = responsePtr >> 16; - HEAPU8[response_buffer + 3] = responsePtr >> 24; - return responseSize; - }).catch(e => { - console.error(e); - return -1; - }); - } - }); -} - -/** @constructor */ function ExitStatus(status) { - this.name = "ExitStatus"; - this.message = `Program terminated with exit(${status})`; - this.status = status; -} - -var callRuntimeCallbacks = callbacks => { - while (callbacks.length > 0) { - callbacks.shift()(Module); - } -}; - -var noExitRuntime = Module["noExitRuntime"] || false; - -var stackRestore = val => __emscripten_stack_restore(val); - -var stackSave = () => _emscripten_stack_get_current(); - -/** @type {function(...*):?} */ function _SharpYuvConvert() { - abort("missing function: SharpYuvConvert"); -} - -_SharpYuvConvert.stub = true; - -/** @type {function(...*):?} */ function _SharpYuvGetConversionMatrix() { - abort("missing function: SharpYuvGetConversionMatrix"); -} - -_SharpYuvGetConversionMatrix.stub = true; - -/** @type {function(...*):?} */ function _SharpYuvInit() { - abort("missing function: SharpYuvInit"); -} - -_SharpYuvInit.stub = true; - -var UTF8Decoder = typeof TextDecoder != "undefined" ? new TextDecoder("utf8") : undefined; - -/** - * Given a pointer 'idx' to a null-terminated UTF8-encoded string in the given - * array that contains uint8 values, returns a copy of that string as a - * Javascript String object. - * heapOrArray is either a regular array, or a JavaScript typed array view. - * @param {number} idx - * @param {number=} maxBytesToRead - * @return {string} - */ var UTF8ArrayToString = (heapOrArray, idx, maxBytesToRead) => { - var endIdx = idx + maxBytesToRead; - var endPtr = idx; - while (heapOrArray[endPtr] && !(endPtr >= endIdx)) ++endPtr; - if (endPtr - idx > 16 && heapOrArray.buffer && UTF8Decoder) { - return UTF8Decoder.decode(heapOrArray.subarray(idx, endPtr)); - } - var str = ""; - while (idx < endPtr) { - var u0 = heapOrArray[idx++]; - if (!(u0 & 128)) { - str += String.fromCharCode(u0); - continue; - } - var u1 = heapOrArray[idx++] & 63; - if ((u0 & 224) == 192) { - str += String.fromCharCode(((u0 & 31) << 6) | u1); - continue; - } - var u2 = heapOrArray[idx++] & 63; - if ((u0 & 240) == 224) { - u0 = ((u0 & 15) << 12) | (u1 << 6) | u2; - } else { - u0 = ((u0 & 7) << 18) | (u1 << 12) | (u2 << 6) | (heapOrArray[idx++] & 63); - } - if (u0 < 65536) { - str += String.fromCharCode(u0); - } else { - var ch = u0 - 65536; - str += String.fromCharCode(55296 | (ch >> 10), 56320 | (ch & 1023)); - } - } - return str; -}; - -/** - * Given a pointer 'ptr' to a null-terminated UTF8-encoded string in the - * emscripten HEAP, returns a copy of that string as a Javascript String object. - * - * @param {number} ptr - * @param {number=} maxBytesToRead - An optional length that specifies the - * maximum number of bytes to read. You can omit this parameter to scan the - * string until the first 0 byte. If maxBytesToRead is passed, and the string - * at [ptr, ptr+maxBytesToReadr[ contains a null byte in the middle, then the - * string will cut short at that byte index (i.e. maxBytesToRead will not - * produce a string of exact length [ptr, ptr+maxBytesToRead[) N.B. mixing - * frequent uses of UTF8ToString() with and without maxBytesToRead may throw - * JS JIT optimizations off, so it is worth to consider consistently using one - * @return {string} - */ var UTF8ToString = (ptr, maxBytesToRead) => ptr ? UTF8ArrayToString(HEAPU8, ptr, maxBytesToRead) : ""; - -Module["UTF8ToString"] = UTF8ToString; - -var ___assert_fail = (condition, filename, line, func) => { - abort(`Assertion failed: ${UTF8ToString(condition)}, at: ` + [ filename ? UTF8ToString(filename) : "unknown filename", line, func ? UTF8ToString(func) : "unknown function" ]); -}; - -var ___call_sighandler = (fp, sig) => (a1 => dynCall_vi(fp, a1))(sig); - -var initRandomFill = () => { - if (typeof crypto == "object" && typeof crypto["getRandomValues"] == "function") { - return view => crypto.getRandomValues(view); - } else if (ENVIRONMENT_IS_NODE) { - try { - var crypto_module = require("crypto"); - var randomFillSync = crypto_module["randomFillSync"]; - if (randomFillSync) { - return view => crypto_module["randomFillSync"](view); - } - var randomBytes = crypto_module["randomBytes"]; - return view => (view.set(randomBytes(view.byteLength)), view); - } catch (e) {} - } - abort("initRandomDevice"); -}; - -var randomFill = view => (randomFill = initRandomFill())(view); - -var PATH = { - isAbs: path => path.charAt(0) === "/", - splitPath: filename => { - var splitPathRe = /^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/; - return splitPathRe.exec(filename).slice(1); - }, - normalizeArray: (parts, allowAboveRoot) => { - var up = 0; - for (var i = parts.length - 1; i >= 0; i--) { - var last = parts[i]; - if (last === ".") { - parts.splice(i, 1); - } else if (last === "..") { - parts.splice(i, 1); - up++; - } else if (up) { - parts.splice(i, 1); - up--; - } - } - if (allowAboveRoot) { - for (;up; up--) { - parts.unshift(".."); - } - } - return parts; - }, - normalize: path => { - var isAbsolute = PATH.isAbs(path), trailingSlash = path.substr(-1) === "/"; - path = PATH.normalizeArray(path.split("/").filter(p => !!p), !isAbsolute).join("/"); - if (!path && !isAbsolute) { - path = "."; - } - if (path && trailingSlash) { - path += "/"; - } - return (isAbsolute ? "/" : "") + path; - }, - dirname: path => { - var result = PATH.splitPath(path), root = result[0], dir = result[1]; - if (!root && !dir) { - return "."; - } - if (dir) { - dir = dir.substr(0, dir.length - 1); - } - return root + dir; - }, - basename: path => { - if (path === "/") return "/"; - path = PATH.normalize(path); - path = path.replace(/\/$/, ""); - var lastSlash = path.lastIndexOf("/"); - if (lastSlash === -1) return path; - return path.substr(lastSlash + 1); - }, - join: (...paths) => PATH.normalize(paths.join("/")), - join2: (l, r) => PATH.normalize(l + "/" + r) -}; - -var PATH_FS = { - resolve: (...args) => { - var resolvedPath = "", resolvedAbsolute = false; - for (var i = args.length - 1; i >= -1 && !resolvedAbsolute; i--) { - var path = (i >= 0) ? args[i] : FS.cwd(); - if (typeof path != "string") { - throw new TypeError("Arguments to path.resolve must be strings"); - } else if (!path) { - return ""; - } - resolvedPath = path + "/" + resolvedPath; - resolvedAbsolute = PATH.isAbs(path); - } - resolvedPath = PATH.normalizeArray(resolvedPath.split("/").filter(p => !!p), !resolvedAbsolute).join("/"); - return ((resolvedAbsolute ? "/" : "") + resolvedPath) || "."; - }, - relative: (from, to) => { - from = PATH_FS.resolve(from).substr(1); - to = PATH_FS.resolve(to).substr(1); - function trim(arr) { - var start = 0; - for (;start < arr.length; start++) { - if (arr[start] !== "") break; - } - var end = arr.length - 1; - for (;end >= 0; end--) { - if (arr[end] !== "") break; - } - if (start > end) return []; - return arr.slice(start, end - start + 1); - } - var fromParts = trim(from.split("/")); - var toParts = trim(to.split("/")); - var length = Math.min(fromParts.length, toParts.length); - var samePartsLength = length; - for (var i = 0; i < length; i++) { - if (fromParts[i] !== toParts[i]) { - samePartsLength = i; - break; - } - } - var outputParts = []; - for (var i = samePartsLength; i < fromParts.length; i++) { - outputParts.push(".."); - } - outputParts = outputParts.concat(toParts.slice(samePartsLength)); - return outputParts.join("/"); - } -}; - -var FS_stdin_getChar_buffer = []; - -var lengthBytesUTF8 = str => { - var len = 0; - for (var i = 0; i < str.length; ++i) { - var c = str.charCodeAt(i); - if (c <= 127) { - len++; - } else if (c <= 2047) { - len += 2; - } else if (c >= 55296 && c <= 57343) { - len += 4; - ++i; - } else { - len += 3; - } - } - return len; -}; - -Module["lengthBytesUTF8"] = lengthBytesUTF8; - -var stringToUTF8Array = (str, heap, outIdx, maxBytesToWrite) => { - if (!(maxBytesToWrite > 0)) return 0; - var startIdx = outIdx; - var endIdx = outIdx + maxBytesToWrite - 1; - for (var i = 0; i < str.length; ++i) { - var u = str.charCodeAt(i); - if (u >= 55296 && u <= 57343) { - var u1 = str.charCodeAt(++i); - u = 65536 + ((u & 1023) << 10) | (u1 & 1023); - } - if (u <= 127) { - if (outIdx >= endIdx) break; - heap[outIdx++] = u; - } else if (u <= 2047) { - if (outIdx + 1 >= endIdx) break; - heap[outIdx++] = 192 | (u >> 6); - heap[outIdx++] = 128 | (u & 63); - } else if (u <= 65535) { - if (outIdx + 2 >= endIdx) break; - heap[outIdx++] = 224 | (u >> 12); - heap[outIdx++] = 128 | ((u >> 6) & 63); - heap[outIdx++] = 128 | (u & 63); - } else { - if (outIdx + 3 >= endIdx) break; - heap[outIdx++] = 240 | (u >> 18); - heap[outIdx++] = 128 | ((u >> 12) & 63); - heap[outIdx++] = 128 | ((u >> 6) & 63); - heap[outIdx++] = 128 | (u & 63); - } - } - heap[outIdx] = 0; - return outIdx - startIdx; -}; - -/** @type {function(string, boolean=, number=)} */ function intArrayFromString(stringy, dontAddNull, length) { - var len = length > 0 ? length : lengthBytesUTF8(stringy) + 1; - var u8array = new Array(len); - var numBytesWritten = stringToUTF8Array(stringy, u8array, 0, u8array.length); - if (dontAddNull) u8array.length = numBytesWritten; - return u8array; -} - -var FS_stdin_getChar = () => { - if (!FS_stdin_getChar_buffer.length) { - var result = null; - if (ENVIRONMENT_IS_NODE) { - var BUFSIZE = 256; - var buf = Buffer.alloc(BUFSIZE); - var bytesRead = 0; - /** @suppress {missingProperties} */ var fd = process.stdin.fd; - try { - bytesRead = fs.readSync(fd, buf, 0, BUFSIZE); - } catch (e) { - if (e.toString().includes("EOF")) bytesRead = 0; else throw e; - } - if (bytesRead > 0) { - result = buf.slice(0, bytesRead).toString("utf-8"); - } - } else {} - if (!result) { - return null; - } - FS_stdin_getChar_buffer = intArrayFromString(result, true); - } - return FS_stdin_getChar_buffer.shift(); -}; - -var TTY = { - ttys: [], - init() {}, - shutdown() {}, - register(dev, ops) { - TTY.ttys[dev] = { - input: [], - output: [], - ops: ops - }; - FS.registerDevice(dev, TTY.stream_ops); - }, - stream_ops: { - open(stream) { - var tty = TTY.ttys[stream.node.rdev]; - if (!tty) { - throw new FS.ErrnoError(43); - } - stream.tty = tty; - stream.seekable = false; - }, - close(stream) { - stream.tty.ops.fsync(stream.tty); - }, - fsync(stream) { - stream.tty.ops.fsync(stream.tty); - }, - read(stream, buffer, offset, length, pos) { - /* ignored */ if (!stream.tty || !stream.tty.ops.get_char) { - throw new FS.ErrnoError(60); - } - var bytesRead = 0; - for (var i = 0; i < length; i++) { - var result; - try { - result = stream.tty.ops.get_char(stream.tty); - } catch (e) { - throw new FS.ErrnoError(29); - } - if (result === undefined && bytesRead === 0) { - throw new FS.ErrnoError(6); - } - if (result === null || result === undefined) break; - bytesRead++; - buffer[offset + i] = result; - } - if (bytesRead) { - stream.node.timestamp = Date.now(); - } - return bytesRead; - }, - write(stream, buffer, offset, length, pos) { - if (!stream.tty || !stream.tty.ops.put_char) { - throw new FS.ErrnoError(60); - } - try { - for (var i = 0; i < length; i++) { - stream.tty.ops.put_char(stream.tty, buffer[offset + i]); - } - } catch (e) { - throw new FS.ErrnoError(29); - } - if (length) { - stream.node.timestamp = Date.now(); - } - return i; - } - }, - default_tty_ops: { - get_char(tty) { - return FS_stdin_getChar(); - }, - put_char(tty, val) { - if (val === null || val === 10) { - out(UTF8ArrayToString(tty.output, 0)); - tty.output = []; - } else { - if (val != 0) tty.output.push(val); - } - }, - fsync(tty) { - if (tty.output && tty.output.length > 0) { - out(UTF8ArrayToString(tty.output, 0)); - tty.output = []; - } - }, - ioctl_tcgets(tty) { - return { - c_iflag: 25856, - c_oflag: 5, - c_cflag: 191, - c_lflag: 35387, - c_cc: [ 3, 28, 127, 21, 4, 0, 1, 0, 17, 19, 26, 0, 18, 15, 23, 22, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 ] - }; - }, - ioctl_tcsets(tty, optional_actions, data) { - return 0; - }, - ioctl_tiocgwinsz(tty) { - return [ 24, 80 ]; - } - }, - default_tty1_ops: { - put_char(tty, val) { - if (val === null || val === 10) { - err(UTF8ArrayToString(tty.output, 0)); - tty.output = []; - } else { - if (val != 0) tty.output.push(val); - } - }, - fsync(tty) { - if (tty.output && tty.output.length > 0) { - err(UTF8ArrayToString(tty.output, 0)); - tty.output = []; - } - } - } -}; - -var zeroMemory = (address, size) => { - HEAPU8.fill(0, address, address + size); - return address; -}; - -var alignMemory = (size, alignment) => Math.ceil(size / alignment) * alignment; - -var mmapAlloc = size => { - size = alignMemory(size, 65536); - var ptr = _emscripten_builtin_memalign(65536, size); - if (!ptr) return 0; - return zeroMemory(ptr, size); -}; - -var MEMFS = { - ops_table: null, - mount(mount) { - return MEMFS.createNode(null, "/", 16384 | 511, /* 0777 */ 0); - }, - createNode(parent, name, mode, dev) { - if (FS.isBlkdev(mode) || FS.isFIFO(mode)) { - throw new FS.ErrnoError(63); - } - MEMFS.ops_table ||= { - dir: { - node: { - getattr: MEMFS.node_ops.getattr, - setattr: MEMFS.node_ops.setattr, - lookup: MEMFS.node_ops.lookup, - mknod: MEMFS.node_ops.mknod, - rename: MEMFS.node_ops.rename, - unlink: MEMFS.node_ops.unlink, - rmdir: MEMFS.node_ops.rmdir, - readdir: MEMFS.node_ops.readdir, - symlink: MEMFS.node_ops.symlink - }, - stream: { - llseek: MEMFS.stream_ops.llseek - } - }, - file: { - node: { - getattr: MEMFS.node_ops.getattr, - setattr: MEMFS.node_ops.setattr - }, - stream: { - llseek: MEMFS.stream_ops.llseek, - read: MEMFS.stream_ops.read, - write: MEMFS.stream_ops.write, - allocate: MEMFS.stream_ops.allocate, - mmap: MEMFS.stream_ops.mmap, - msync: MEMFS.stream_ops.msync - } - }, - link: { - node: { - getattr: MEMFS.node_ops.getattr, - setattr: MEMFS.node_ops.setattr, - readlink: MEMFS.node_ops.readlink - }, - stream: {} - }, - chrdev: { - node: { - getattr: MEMFS.node_ops.getattr, - setattr: MEMFS.node_ops.setattr - }, - stream: FS.chrdev_stream_ops - } - }; - var node = FS.createNode(parent, name, mode, dev); - if (FS.isDir(node.mode)) { - node.node_ops = MEMFS.ops_table.dir.node; - node.stream_ops = MEMFS.ops_table.dir.stream; - node.contents = {}; - } else if (FS.isFile(node.mode)) { - node.node_ops = MEMFS.ops_table.file.node; - node.stream_ops = MEMFS.ops_table.file.stream; - node.usedBytes = 0; - node.contents = null; - } else if (FS.isLink(node.mode)) { - node.node_ops = MEMFS.ops_table.link.node; - node.stream_ops = MEMFS.ops_table.link.stream; - } else if (FS.isChrdev(node.mode)) { - node.node_ops = MEMFS.ops_table.chrdev.node; - node.stream_ops = MEMFS.ops_table.chrdev.stream; - } - node.timestamp = Date.now(); - if (parent) { - parent.contents[name] = node; - parent.timestamp = node.timestamp; - } - return node; - }, - getFileDataAsTypedArray(node) { - if (!node.contents) return new Uint8Array(0); - if (node.contents.subarray) return node.contents.subarray(0, node.usedBytes); - return new Uint8Array(node.contents); - }, - expandFileStorage(node, newCapacity) { - var prevCapacity = node.contents ? node.contents.length : 0; - if (prevCapacity >= newCapacity) return; - var CAPACITY_DOUBLING_MAX = 1024 * 1024; - newCapacity = Math.max(newCapacity, (prevCapacity * (prevCapacity < CAPACITY_DOUBLING_MAX ? 2 : 1.125)) >>> 0); - if (prevCapacity != 0) newCapacity = Math.max(newCapacity, 256); - var oldContents = node.contents; - node.contents = new Uint8Array(newCapacity); - if (node.usedBytes > 0) node.contents.set(oldContents.subarray(0, node.usedBytes), 0); - }, - resizeFileStorage(node, newSize) { - if (node.usedBytes == newSize) return; - if (newSize == 0) { - node.contents = null; - node.usedBytes = 0; - } else { - var oldContents = node.contents; - node.contents = new Uint8Array(newSize); - if (oldContents) { - node.contents.set(oldContents.subarray(0, Math.min(newSize, node.usedBytes))); - } - node.usedBytes = newSize; - } - }, - node_ops: { - getattr(node) { - var attr = {}; - attr.dev = FS.isChrdev(node.mode) ? node.id : 1; - attr.ino = node.id; - attr.mode = node.mode; - attr.nlink = 1; - attr.uid = 0; - attr.gid = 0; - attr.rdev = node.rdev; - if (FS.isDir(node.mode)) { - attr.size = 4096; - } else if (FS.isFile(node.mode)) { - attr.size = node.usedBytes; - } else if (FS.isLink(node.mode)) { - attr.size = node.link.length; - } else { - attr.size = 0; - } - attr.atime = new Date(node.timestamp); - attr.mtime = new Date(node.timestamp); - attr.ctime = new Date(node.timestamp); - attr.blksize = 4096; - attr.blocks = Math.ceil(attr.size / attr.blksize); - return attr; - }, - setattr(node, attr) { - if (attr.mode !== undefined) { - node.mode = attr.mode; - } - if (attr.timestamp !== undefined) { - node.timestamp = attr.timestamp; - } - if (attr.size !== undefined) { - MEMFS.resizeFileStorage(node, attr.size); - } - }, - lookup(parent, name) { - throw FS.genericErrors[44]; - }, - mknod(parent, name, mode, dev) { - return MEMFS.createNode(parent, name, mode, dev); - }, - rename(old_node, new_dir, new_name) { - if (FS.isDir(old_node.mode)) { - var new_node; - try { - new_node = FS.lookupNode(new_dir, new_name); - } catch (e) {} - if (new_node) { - for (var i in new_node.contents) { - throw new FS.ErrnoError(55); - } - } - } - delete old_node.parent.contents[old_node.name]; - old_node.parent.timestamp = Date.now(); - old_node.name = new_name; - new_dir.contents[new_name] = old_node; - new_dir.timestamp = old_node.parent.timestamp; - }, - unlink(parent, name) { - delete parent.contents[name]; - parent.timestamp = Date.now(); - }, - rmdir(parent, name) { - var node = FS.lookupNode(parent, name); - for (var i in node.contents) { - throw new FS.ErrnoError(55); - } - delete parent.contents[name]; - parent.timestamp = Date.now(); - }, - readdir(node) { - var entries = [ ".", ".." ]; - for (var key of Object.keys(node.contents)) { - entries.push(key); - } - return entries; - }, - symlink(parent, newname, oldpath) { - var node = MEMFS.createNode(parent, newname, 511 | /* 0777 */ 40960, 0); - node.link = oldpath; - return node; - }, - readlink(node) { - if (!FS.isLink(node.mode)) { - throw new FS.ErrnoError(28); - } - return node.link; - } - }, - stream_ops: { - read(stream, buffer, offset, length, position) { - var contents = stream.node.contents; - if (position >= stream.node.usedBytes) return 0; - var size = Math.min(stream.node.usedBytes - position, length); - if (size > 8 && contents.subarray) { - buffer.set(contents.subarray(position, position + size), offset); - } else { - for (var i = 0; i < size; i++) buffer[offset + i] = contents[position + i]; - } - return size; - }, - write(stream, buffer, offset, length, position, canOwn) { - if (buffer.buffer === HEAP8.buffer) { - canOwn = false; - } - if (!length) return 0; - var node = stream.node; - node.timestamp = Date.now(); - if (buffer.subarray && (!node.contents || node.contents.subarray)) { - if (canOwn) { - node.contents = buffer.subarray(offset, offset + length); - node.usedBytes = length; - return length; - } else if (node.usedBytes === 0 && position === 0) { - node.contents = buffer.slice(offset, offset + length); - node.usedBytes = length; - return length; - } else if (position + length <= node.usedBytes) { - node.contents.set(buffer.subarray(offset, offset + length), position); - return length; - } - } - MEMFS.expandFileStorage(node, position + length); - if (node.contents.subarray && buffer.subarray) { - node.contents.set(buffer.subarray(offset, offset + length), position); - } else { - for (var i = 0; i < length; i++) { - node.contents[position + i] = buffer[offset + i]; - } - } - node.usedBytes = Math.max(node.usedBytes, position + length); - return length; - }, - llseek(stream, offset, whence) { - var position = offset; - if (whence === 1) { - position += stream.position; - } else if (whence === 2) { - if (FS.isFile(stream.node.mode)) { - position += stream.node.usedBytes; - } - } - if (position < 0) { - throw new FS.ErrnoError(28); - } - return position; - }, - allocate(stream, offset, length) { - MEMFS.expandFileStorage(stream.node, offset + length); - stream.node.usedBytes = Math.max(stream.node.usedBytes, offset + length); - }, - mmap(stream, length, position, prot, flags) { - if (!FS.isFile(stream.node.mode)) { - throw new FS.ErrnoError(43); - } - var ptr; - var allocated; - var contents = stream.node.contents; - if (!(flags & 2) && contents.buffer === HEAP8.buffer) { - allocated = false; - ptr = contents.byteOffset; - } else { - if (position > 0 || position + length < contents.length) { - if (contents.subarray) { - contents = contents.subarray(position, position + length); - } else { - contents = Array.prototype.slice.call(contents, position, position + length); - } - } - allocated = true; - ptr = mmapAlloc(length); - if (!ptr) { - throw new FS.ErrnoError(48); - } - HEAP8.set(contents, ptr); - } - return { - ptr: ptr, - allocated: allocated - }; - }, - msync(stream, buffer, offset, length, mmapFlags) { - MEMFS.stream_ops.write(stream, buffer, 0, length, offset, false); - return 0; - } - } -}; - -/** @param {boolean=} noRunDep */ var asyncLoad = (url, onload, onerror, noRunDep) => { - var dep = !noRunDep ? getUniqueRunDependency(`al ${url}`) : ""; - readAsync(url, arrayBuffer => { - onload(new Uint8Array(arrayBuffer)); - if (dep) removeRunDependency(dep); - }, event => { - if (onerror) { - onerror(); - } else { - throw `Loading data file "${url}" failed.`; - } - }); - if (dep) addRunDependency(dep); -}; - -var FS_createDataFile = (parent, name, fileData, canRead, canWrite, canOwn) => { - FS.createDataFile(parent, name, fileData, canRead, canWrite, canOwn); -}; - -var preloadPlugins = Module["preloadPlugins"] || []; - -var FS_handledByPreloadPlugin = (byteArray, fullname, finish, onerror) => { - if (typeof Browser != "undefined") Browser.init(); - var handled = false; - preloadPlugins.forEach(plugin => { - if (handled) return; - if (plugin["canHandle"](fullname)) { - plugin["handle"](byteArray, fullname, finish, onerror); - handled = true; - } - }); - return handled; -}; - -var FS_createPreloadedFile = (parent, name, url, canRead, canWrite, onload, onerror, dontCreateFile, canOwn, preFinish) => { - var fullname = name ? PATH_FS.resolve(PATH.join2(parent, name)) : parent; - var dep = getUniqueRunDependency(`cp ${fullname}`); - function processData(byteArray) { - function finish(byteArray) { - preFinish?.(); - if (!dontCreateFile) { - FS_createDataFile(parent, name, byteArray, canRead, canWrite, canOwn); - } - onload?.(); - removeRunDependency(dep); - } - if (FS_handledByPreloadPlugin(byteArray, fullname, finish, () => { - onerror?.(); - removeRunDependency(dep); - })) { - return; - } - finish(byteArray); - } - addRunDependency(dep); - if (typeof url == "string") { - asyncLoad(url, processData, onerror); - } else { - processData(url); - } -}; - -var FS_modeStringToFlags = str => { - var flagModes = { - "r": 0, - "r+": 2, - "w": 512 | 64 | 1, - "w+": 512 | 64 | 2, - "a": 1024 | 64 | 1, - "a+": 1024 | 64 | 2 - }; - var flags = flagModes[str]; - if (typeof flags == "undefined") { - throw new Error(`Unknown file open mode: ${str}`); - } - return flags; -}; - -var FS_getMode = (canRead, canWrite) => { - var mode = 0; - if (canRead) mode |= 292 | 73; - if (canWrite) mode |= 146; - return mode; -}; - -var ERRNO_CODES = { - "EPERM": 63, - "ENOENT": 44, - "ESRCH": 71, - "EINTR": 27, - "EIO": 29, - "ENXIO": 60, - "E2BIG": 1, - "ENOEXEC": 45, - "EBADF": 8, - "ECHILD": 12, - "EAGAIN": 6, - "EWOULDBLOCK": 6, - "ENOMEM": 48, - "EACCES": 2, - "EFAULT": 21, - "ENOTBLK": 105, - "EBUSY": 10, - "EEXIST": 20, - "EXDEV": 75, - "ENODEV": 43, - "ENOTDIR": 54, - "EISDIR": 31, - "EINVAL": 28, - "ENFILE": 41, - "EMFILE": 33, - "ENOTTY": 59, - "ETXTBSY": 74, - "EFBIG": 22, - "ENOSPC": 51, - "ESPIPE": 70, - "EROFS": 69, - "EMLINK": 34, - "EPIPE": 64, - "EDOM": 18, - "ERANGE": 68, - "ENOMSG": 49, - "EIDRM": 24, - "ECHRNG": 106, - "EL2NSYNC": 156, - "EL3HLT": 107, - "EL3RST": 108, - "ELNRNG": 109, - "EUNATCH": 110, - "ENOCSI": 111, - "EL2HLT": 112, - "EDEADLK": 16, - "ENOLCK": 46, - "EBADE": 113, - "EBADR": 114, - "EXFULL": 115, - "ENOANO": 104, - "EBADRQC": 103, - "EBADSLT": 102, - "EDEADLOCK": 16, - "EBFONT": 101, - "ENOSTR": 100, - "ENODATA": 116, - "ETIME": 117, - "ENOSR": 118, - "ENONET": 119, - "ENOPKG": 120, - "EREMOTE": 121, - "ENOLINK": 47, - "EADV": 122, - "ESRMNT": 123, - "ECOMM": 124, - "EPROTO": 65, - "EMULTIHOP": 36, - "EDOTDOT": 125, - "EBADMSG": 9, - "ENOTUNIQ": 126, - "EBADFD": 127, - "EREMCHG": 128, - "ELIBACC": 129, - "ELIBBAD": 130, - "ELIBSCN": 131, - "ELIBMAX": 132, - "ELIBEXEC": 133, - "ENOSYS": 52, - "ENOTEMPTY": 55, - "ENAMETOOLONG": 37, - "ELOOP": 32, - "EOPNOTSUPP": 138, - "EPFNOSUPPORT": 139, - "ECONNRESET": 15, - "ENOBUFS": 42, - "EAFNOSUPPORT": 5, - "EPROTOTYPE": 67, - "ENOTSOCK": 57, - "ENOPROTOOPT": 50, - "ESHUTDOWN": 140, - "ECONNREFUSED": 14, - "EADDRINUSE": 3, - "ECONNABORTED": 13, - "ENETUNREACH": 40, - "ENETDOWN": 38, - "ETIMEDOUT": 73, - "EHOSTDOWN": 142, - "EHOSTUNREACH": 23, - "EINPROGRESS": 26, - "EALREADY": 7, - "EDESTADDRREQ": 17, - "EMSGSIZE": 35, - "EPROTONOSUPPORT": 66, - "ESOCKTNOSUPPORT": 137, - "EADDRNOTAVAIL": 4, - "ENETRESET": 39, - "EISCONN": 30, - "ENOTCONN": 53, - "ETOOMANYREFS": 141, - "EUSERS": 136, - "EDQUOT": 19, - "ESTALE": 72, - "ENOTSUP": 138, - "ENOMEDIUM": 148, - "EILSEQ": 25, - "EOVERFLOW": 61, - "ECANCELED": 11, - "ENOTRECOVERABLE": 56, - "EOWNERDEAD": 62, - "ESTRPIPE": 135 -}; - -var NODEFS = { - isWindows: false, - staticInit() { - NODEFS.isWindows = !!process.platform.match(/^win/); - var flags = process.binding("constants"); - if (flags["fs"]) { - flags = flags["fs"]; - } - NODEFS.flagsForNodeMap = { - 1024: flags["O_APPEND"], - 64: flags["O_CREAT"], - 128: flags["O_EXCL"], - 256: flags["O_NOCTTY"], - 0: flags["O_RDONLY"], - 2: flags["O_RDWR"], - 4096: flags["O_SYNC"], - 512: flags["O_TRUNC"], - 1: flags["O_WRONLY"], - 131072: flags["O_NOFOLLOW"] - }; - }, - convertNodeCode(e) { - var code = e.code; - return ERRNO_CODES[code]; - }, - tryFSOperation(f) { - try { - return f(); - } catch (e) { - if (!e.code) throw e; - if (e.code === "UNKNOWN") throw new FS.ErrnoError(28); - throw new FS.ErrnoError(NODEFS.convertNodeCode(e)); - } - }, - mount(mount) { - return NODEFS.createNode(null, "/", NODEFS.getMode(mount.opts.root), 0); - }, - createNode(parent, name, mode, dev) { - if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { - throw new FS.ErrnoError(28); - } - var node = FS.createNode(parent, name, mode); - node.node_ops = NODEFS.node_ops; - node.stream_ops = NODEFS.stream_ops; - return node; - }, - getMode(path) { - var stat; - return NODEFS.tryFSOperation(() => { - stat = fs.lstatSync(path); - if (NODEFS.isWindows) { - stat.mode |= (stat.mode & 292) >> 2; - } - return stat.mode; - }); - }, - realPath(node) { - var parts = []; - while (node.parent !== node) { - parts.push(node.name); - node = node.parent; - } - parts.push(node.mount.opts.root); - parts.reverse(); - return PATH.join(...parts); - }, - flagsForNode(flags) { - flags &= ~2097152; - flags &= ~2048; - flags &= ~32768; - flags &= ~524288; - flags &= ~65536; - var newFlags = 0; - for (var k in NODEFS.flagsForNodeMap) { - if (flags & k) { - newFlags |= NODEFS.flagsForNodeMap[k]; - flags ^= k; - } - } - if (flags) { - throw new FS.ErrnoError(28); - } - return newFlags; - }, - node_ops: { - getattr(node) { - var path = NODEFS.realPath(node); - var stat; - NODEFS.tryFSOperation(() => stat = fs.lstatSync(path)); - if (NODEFS.isWindows) { - if (!stat.blksize) { - stat.blksize = 4096; - } - if (!stat.blocks) { - stat.blocks = (stat.size + stat.blksize - 1) / stat.blksize | 0; - } - stat.mode |= (stat.mode & 292) >> 2; - } - return { - dev: stat.dev, - ino: stat.ino, - mode: stat.mode, - nlink: stat.nlink, - uid: stat.uid, - gid: stat.gid, - rdev: stat.rdev, - size: stat.size, - atime: stat.atime, - mtime: stat.mtime, - ctime: stat.ctime, - blksize: stat.blksize, - blocks: stat.blocks - }; - }, - setattr(node, attr) { - var path = NODEFS.realPath(node); - NODEFS.tryFSOperation(() => { - if (attr.mode !== undefined) { - fs.chmodSync(path, attr.mode); - node.mode = attr.mode; - } - if (attr.timestamp !== undefined) { - var date = new Date(attr.timestamp); - fs.utimesSync(path, date, date); - } - if (attr.size !== undefined) { - fs.truncateSync(path, attr.size); - } - }); - }, - lookup(parent, name) { - var path = PATH.join2(NODEFS.realPath(parent), name); - var mode = NODEFS.getMode(path); - return NODEFS.createNode(parent, name, mode); - }, - mknod(parent, name, mode, dev) { - var node = NODEFS.createNode(parent, name, mode, dev); - var path = NODEFS.realPath(node); - NODEFS.tryFSOperation(() => { - if (FS.isDir(node.mode)) { - fs.mkdirSync(path, node.mode); - } else { - fs.writeFileSync(path, "", { - mode: node.mode - }); - } - }); - return node; - }, - rename(oldNode, newDir, newName) { - var oldPath = NODEFS.realPath(oldNode); - var newPath = PATH.join2(NODEFS.realPath(newDir), newName); - NODEFS.tryFSOperation(() => fs.renameSync(oldPath, newPath)); - oldNode.name = newName; - }, - unlink(parent, name) { - var path = PATH.join2(NODEFS.realPath(parent), name); - NODEFS.tryFSOperation(() => fs.unlinkSync(path)); - }, - rmdir(parent, name) { - var path = PATH.join2(NODEFS.realPath(parent), name); - NODEFS.tryFSOperation(() => fs.rmdirSync(path)); - }, - readdir(node) { - var path = NODEFS.realPath(node); - return NODEFS.tryFSOperation(() => fs.readdirSync(path)); - }, - symlink(parent, newName, oldPath) { - var newPath = PATH.join2(NODEFS.realPath(parent), newName); - NODEFS.tryFSOperation(() => fs.symlinkSync(oldPath, newPath)); - }, - readlink(node) { - var path = NODEFS.realPath(node); - return NODEFS.tryFSOperation(() => fs.readlinkSync(path)); - } - }, - stream_ops: { - open(stream) { - var path = NODEFS.realPath(stream.node); - NODEFS.tryFSOperation(() => { - if (FS.isFile(stream.node.mode)) { - stream.shared.refcount = 1; - stream.nfd = fs.openSync(path, NODEFS.flagsForNode(stream.flags)); - } - }); - }, - close(stream) { - NODEFS.tryFSOperation(() => { - if (FS.isFile(stream.node.mode) && stream.nfd && --stream.shared.refcount === 0) { - fs.closeSync(stream.nfd); - } - }); - }, - dup(stream) { - stream.shared.refcount++; - }, - read(stream, buffer, offset, length, position) { - if (length === 0) return 0; - return NODEFS.tryFSOperation(() => fs.readSync(stream.nfd, new Int8Array(buffer.buffer, offset, length), 0, length, position)); - }, - write(stream, buffer, offset, length, position) { - return NODEFS.tryFSOperation(() => fs.writeSync(stream.nfd, new Int8Array(buffer.buffer, offset, length), 0, length, position)); - }, - llseek(stream, offset, whence) { - var position = offset; - if (whence === 1) { - position += stream.position; - } else if (whence === 2) { - if (FS.isFile(stream.node.mode)) { - NODEFS.tryFSOperation(() => { - var stat = fs.fstatSync(stream.nfd); - position += stat.size; - }); - } - } - if (position < 0) { - throw new FS.ErrnoError(28); - } - return position; - }, - mmap(stream, length, position, prot, flags) { - if (!FS.isFile(stream.node.mode)) { - throw new FS.ErrnoError(43); - } - var ptr = mmapAlloc(length); - NODEFS.stream_ops.read(stream, HEAP8, ptr, length, position); - return { - ptr: ptr, - allocated: true - }; - }, - msync(stream, buffer, offset, length, mmapFlags) { - NODEFS.stream_ops.write(stream, buffer, 0, length, offset, false); - return 0; - } - } -}; - -var PROXYFS = { - mount(mount) { - return PROXYFS.createNode(null, "/", mount.opts.fs.lstat(mount.opts.root).mode, 0); - }, - createNode(parent, name, mode, dev) { - if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { - throw new FS.ErrnoError(ERRNO_CODES.EINVAL); - } - var node = FS.createNode(parent, name, mode); - node.node_ops = PROXYFS.node_ops; - node.stream_ops = PROXYFS.stream_ops; - return node; - }, - realPath(node) { - var parts = []; - while (node.parent !== node) { - parts.push(node.name); - node = node.parent; - } - parts.push(node.mount.opts.root); - parts.reverse(); - return PATH.join(...parts); - }, - node_ops: { - getattr(node) { - var path = PROXYFS.realPath(node); - var stat; - try { - stat = node.mount.opts.fs.lstat(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - return { - dev: stat.dev, - ino: stat.ino, - mode: stat.mode, - nlink: stat.nlink, - uid: stat.uid, - gid: stat.gid, - rdev: stat.rdev, - size: stat.size, - atime: stat.atime, - mtime: stat.mtime, - ctime: stat.ctime, - blksize: stat.blksize, - blocks: stat.blocks - }; - }, - setattr(node, attr) { - var path = PROXYFS.realPath(node); - try { - if (attr.mode !== undefined) { - node.mount.opts.fs.chmod(path, attr.mode); - node.mode = attr.mode; - } - if (attr.timestamp !== undefined) { - var date = new Date(attr.timestamp); - node.mount.opts.fs.utime(path, date, date); - } - if (attr.size !== undefined) { - node.mount.opts.fs.truncate(path, attr.size); - } - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - lookup(parent, name) { - try { - var path = PATH.join2(PROXYFS.realPath(parent), name); - var mode = parent.mount.opts.fs.lstat(path).mode; - var node = PROXYFS.createNode(parent, name, mode); - return node; - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - mknod(parent, name, mode, dev) { - var node = PROXYFS.createNode(parent, name, mode, dev); - var path = PROXYFS.realPath(node); - try { - if (FS.isDir(node.mode)) { - node.mount.opts.fs.mkdir(path, node.mode); - } else { - node.mount.opts.fs.writeFile(path, "", { - mode: node.mode - }); - } - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - return node; - }, - rename(oldNode, newDir, newName) { - var oldPath = PROXYFS.realPath(oldNode); - var newPath = PATH.join2(PROXYFS.realPath(newDir), newName); - try { - oldNode.mount.opts.fs.rename(oldPath, newPath); - oldNode.name = newName; - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - unlink(parent, name) { - var path = PATH.join2(PROXYFS.realPath(parent), name); - try { - parent.mount.opts.fs.unlink(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - rmdir(parent, name) { - var path = PATH.join2(PROXYFS.realPath(parent), name); - try { - parent.mount.opts.fs.rmdir(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - readdir(node) { - var path = PROXYFS.realPath(node); - try { - return node.mount.opts.fs.readdir(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - symlink(parent, newName, oldPath) { - var newPath = PATH.join2(PROXYFS.realPath(parent), newName); - try { - parent.mount.opts.fs.symlink(oldPath, newPath); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - readlink(node) { - var path = PROXYFS.realPath(node); - try { - return node.mount.opts.fs.readlink(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - } - }, - stream_ops: { - open(stream) { - var path = PROXYFS.realPath(stream.node); - try { - stream.nfd = stream.node.mount.opts.fs.open(path, stream.flags); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - close(stream) { - try { - stream.node.mount.opts.fs.close(stream.nfd); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - read(stream, buffer, offset, length, position) { - try { - return stream.node.mount.opts.fs.read(stream.nfd, buffer, offset, length, position); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - write(stream, buffer, offset, length, position) { - try { - return stream.node.mount.opts.fs.write(stream.nfd, buffer, offset, length, position); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - llseek(stream, offset, whence) { - var position = offset; - if (whence === 1) { - position += stream.position; - } else if (whence === 2) { - if (FS.isFile(stream.node.mode)) { - try { - var stat = stream.node.node_ops.getattr(stream.node); - position += stat.size; - } catch (e) { - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - } - } - if (position < 0) { - throw new FS.ErrnoError(ERRNO_CODES.EINVAL); - } - return position; - } - } -}; - -var FS = { - root: null, - mounts: [], - devices: {}, - streams: [], - nextInode: 1, - nameTable: null, - currentPath: "/", - initialized: false, - ignorePermissions: true, - ErrnoError: class { - constructor(errno) { - this.name = "ErrnoError"; - this.errno = errno; - } - }, - genericErrors: {}, - filesystems: null, - syncFSRequests: 0, - FSStream: class { - constructor() { - this.shared = {}; - } - get object() { - return this.node; - } - set object(val) { - this.node = val; - } - get isRead() { - return (this.flags & 2097155) !== 1; - } - get isWrite() { - return (this.flags & 2097155) !== 0; - } - get isAppend() { - return (this.flags & 1024); - } - get flags() { - return this.shared.flags; - } - set flags(val) { - this.shared.flags = val; - } - get position() { - return this.shared.position; - } - set position(val) { - this.shared.position = val; - } - }, - FSNode: class { - constructor(parent, name, mode, rdev) { - if (!parent) { - parent = this; - } - this.parent = parent; - this.mount = parent.mount; - this.mounted = null; - this.id = FS.nextInode++; - this.name = name; - this.mode = mode; - this.node_ops = {}; - this.stream_ops = {}; - this.rdev = rdev; - this.readMode = 292 | /*292*/ 73; - /*73*/ this.writeMode = 146; - } - /*146*/ get read() { - return (this.mode & this.readMode) === this.readMode; - } - set read(val) { - val ? this.mode |= this.readMode : this.mode &= ~this.readMode; - } - get write() { - return (this.mode & this.writeMode) === this.writeMode; - } - set write(val) { - val ? this.mode |= this.writeMode : this.mode &= ~this.writeMode; - } - get isFolder() { - return FS.isDir(this.mode); - } - get isDevice() { - return FS.isChrdev(this.mode); - } - }, - lookupPath(path, opts = {}) { - path = PATH_FS.resolve(path); - if (!path) return { - path: "", - node: null - }; - var defaults = { - follow_mount: true, - recurse_count: 0 - }; - opts = Object.assign(defaults, opts); - if (opts.recurse_count > 8) { - throw new FS.ErrnoError(32); - } - var parts = path.split("/").filter(p => !!p); - var current = FS.root; - var current_path = "/"; - for (var i = 0; i < parts.length; i++) { - var islast = (i === parts.length - 1); - if (islast && opts.parent) { - break; - } - current = FS.lookupNode(current, parts[i]); - current_path = PATH.join2(current_path, parts[i]); - if (FS.isMountpoint(current)) { - if (!islast || (islast && opts.follow_mount)) { - current = current.mounted.root; - } - } - if (!islast || opts.follow) { - var count = 0; - while (FS.isLink(current.mode)) { - var link = FS.readlink(current_path); - current_path = PATH_FS.resolve(PATH.dirname(current_path), link); - var lookup = FS.lookupPath(current_path, { - recurse_count: opts.recurse_count + 1 - }); - current = lookup.node; - if (count++ > 40) { - throw new FS.ErrnoError(32); - } - } - } - } - return { - path: current_path, - node: current - }; - }, - getPath(node) { - var path; - while (true) { - if (FS.isRoot(node)) { - var mount = node.mount.mountpoint; - if (!path) return mount; - return mount[mount.length - 1] !== "/" ? `${mount}/${path}` : mount + path; - } - path = path ? `${node.name}/${path}` : node.name; - node = node.parent; - } - }, - hashName(parentid, name) { - var hash = 0; - for (var i = 0; i < name.length; i++) { - hash = ((hash << 5) - hash + name.charCodeAt(i)) | 0; - } - return ((parentid + hash) >>> 0) % FS.nameTable.length; - }, - hashAddNode(node) { - var hash = FS.hashName(node.parent.id, node.name); - node.name_next = FS.nameTable[hash]; - FS.nameTable[hash] = node; - }, - hashRemoveNode(node) { - var hash = FS.hashName(node.parent.id, node.name); - if (FS.nameTable[hash] === node) { - FS.nameTable[hash] = node.name_next; - } else { - var current = FS.nameTable[hash]; - while (current) { - if (current.name_next === node) { - current.name_next = node.name_next; - break; - } - current = current.name_next; - } - } - }, - lookupNode(parent, name) { - var errCode = FS.mayLookup(parent); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - var hash = FS.hashName(parent.id, name); - for (var node = FS.nameTable[hash]; node; node = node.name_next) { - var nodeName = node.name; - if (node.parent.id === parent.id && nodeName === name) { - return node; - } - } - return FS.lookup(parent, name); - }, - createNode(parent, name, mode, rdev) { - var node = new FS.FSNode(parent, name, mode, rdev); - FS.hashAddNode(node); - return node; - }, - destroyNode(node) { - FS.hashRemoveNode(node); - }, - isRoot(node) { - return node === node.parent; - }, - isMountpoint(node) { - return !!node.mounted; - }, - isFile(mode) { - return (mode & 61440) === 32768; - }, - isDir(mode) { - return (mode & 61440) === 16384; - }, - isLink(mode) { - return (mode & 61440) === 40960; - }, - isChrdev(mode) { - return (mode & 61440) === 8192; - }, - isBlkdev(mode) { - return (mode & 61440) === 24576; - }, - isFIFO(mode) { - return (mode & 61440) === 4096; - }, - isSocket(mode) { - return (mode & 49152) === 49152; - }, - flagsToPermissionString(flag) { - var perms = [ "r", "w", "rw" ][flag & 3]; - if ((flag & 512)) { - perms += "w"; - } - return perms; - }, - nodePermissions(node, perms) { - if (FS.ignorePermissions) { - return 0; - } - if (perms.includes("r") && !(node.mode & 292)) { - return 2; - } else if (perms.includes("w") && !(node.mode & 146)) { - return 2; - } else if (perms.includes("x") && !(node.mode & 73)) { - return 2; - } - return 0; - }, - mayLookup(dir) { - if (!FS.isDir(dir.mode)) return 54; - var errCode = FS.nodePermissions(dir, "x"); - if (errCode) return errCode; - if (!dir.node_ops.lookup) return 2; - return 0; - }, - mayCreate(dir, name) { - try { - var node = FS.lookupNode(dir, name); - return 20; - } catch (e) {} - return FS.nodePermissions(dir, "wx"); - }, - mayDelete(dir, name, isdir) { - var node; - try { - node = FS.lookupNode(dir, name); - } catch (e) { - return e.errno; - } - var errCode = FS.nodePermissions(dir, "wx"); - if (errCode) { - return errCode; - } - if (isdir) { - if (!FS.isDir(node.mode)) { - return 54; - } - if (FS.isRoot(node) || FS.getPath(node) === FS.cwd()) { - return 10; - } - } else { - if (FS.isDir(node.mode)) { - return 31; - } - } - return 0; - }, - mayOpen(node, flags) { - if (!node) { - return 44; - } - if (FS.isLink(node.mode)) { - return 32; - } else if (FS.isDir(node.mode)) { - if (FS.flagsToPermissionString(flags) !== "r" || (flags & 512)) { - return 31; - } - } - return FS.nodePermissions(node, FS.flagsToPermissionString(flags)); - }, - MAX_OPEN_FDS: 4096, - nextfd() { - for (var fd = 0; fd <= FS.MAX_OPEN_FDS; fd++) { - if (!FS.streams[fd]) { - return fd; - } - } - throw new FS.ErrnoError(33); - }, - getStreamChecked(fd) { - var stream = FS.getStream(fd); - if (!stream) { - throw new FS.ErrnoError(8); - } - return stream; - }, - getStream: fd => FS.streams[fd], - createStream(stream, fd = -1) { - stream = Object.assign(new FS.FSStream, stream); - if (fd == -1) { - fd = FS.nextfd(); - } - stream.fd = fd; - FS.streams[fd] = stream; - return stream; - }, - closeStream(fd) { - FS.streams[fd] = null; - }, - dupStream(origStream, fd = -1) { - var stream = FS.createStream(origStream, fd); - stream.stream_ops?.dup?.(stream); - return stream; - }, - chrdev_stream_ops: { - open(stream) { - var device = FS.getDevice(stream.node.rdev); - stream.stream_ops = device.stream_ops; - stream.stream_ops.open?.(stream); - }, - llseek() { - throw new FS.ErrnoError(70); - } - }, - major: dev => ((dev) >> 8), - minor: dev => ((dev) & 255), - makedev: (ma, mi) => ((ma) << 8 | (mi)), - registerDevice(dev, ops) { - FS.devices[dev] = { - stream_ops: ops - }; - }, - getDevice: dev => FS.devices[dev], - getMounts(mount) { - var mounts = []; - var check = [ mount ]; - while (check.length) { - var m = check.pop(); - mounts.push(m); - check.push(...m.mounts); - } - return mounts; - }, - syncfs(populate, callback) { - if (typeof populate == "function") { - callback = populate; - populate = false; - } - FS.syncFSRequests++; - if (FS.syncFSRequests > 1) { - err(`warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work`); - } - var mounts = FS.getMounts(FS.root.mount); - var completed = 0; - function doCallback(errCode) { - FS.syncFSRequests--; - return callback(errCode); - } - function done(errCode) { - if (errCode) { - if (!done.errored) { - done.errored = true; - return doCallback(errCode); - } - return; - } - if (++completed >= mounts.length) { - doCallback(null); - } - } - mounts.forEach(mount => { - if (!mount.type.syncfs) { - return done(null); - } - mount.type.syncfs(mount, populate, done); - }); - }, - mount(type, opts, mountpoint) { - var root = mountpoint === "/"; - var pseudo = !mountpoint; - var node; - if (root && FS.root) { - throw new FS.ErrnoError(10); - } else if (!root && !pseudo) { - var lookup = FS.lookupPath(mountpoint, { - follow_mount: false - }); - mountpoint = lookup.path; - node = lookup.node; - if (FS.isMountpoint(node)) { - throw new FS.ErrnoError(10); - } - if (!FS.isDir(node.mode)) { - throw new FS.ErrnoError(54); - } - } - var mount = { - type: type, - opts: opts, - mountpoint: mountpoint, - mounts: [] - }; - var mountRoot = type.mount(mount); - mountRoot.mount = mount; - mount.root = mountRoot; - if (root) { - FS.root = mountRoot; - } else if (node) { - node.mounted = mount; - if (node.mount) { - node.mount.mounts.push(mount); - } - } - return mountRoot; - }, - unmount(mountpoint) { - var lookup = FS.lookupPath(mountpoint, { - follow_mount: false - }); - if (!FS.isMountpoint(lookup.node)) { - throw new FS.ErrnoError(28); - } - var node = lookup.node; - var mount = node.mounted; - var mounts = FS.getMounts(mount); - Object.keys(FS.nameTable).forEach(hash => { - var current = FS.nameTable[hash]; - while (current) { - var next = current.name_next; - if (mounts.includes(current.mount)) { - FS.destroyNode(current); - } - current = next; - } - }); - node.mounted = null; - var idx = node.mount.mounts.indexOf(mount); - node.mount.mounts.splice(idx, 1); - }, - lookup(parent, name) { - return parent.node_ops.lookup(parent, name); - }, - mknod(path, mode, dev) { - var lookup = FS.lookupPath(path, { - parent: true - }); - var parent = lookup.node; - var name = PATH.basename(path); - if (!name || name === "." || name === "..") { - throw new FS.ErrnoError(28); - } - var errCode = FS.mayCreate(parent, name); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!parent.node_ops.mknod) { - throw new FS.ErrnoError(63); - } - return parent.node_ops.mknod(parent, name, mode, dev); - }, - create(path, mode) { - mode = mode !== undefined ? mode : 438; - /* 0666 */ mode &= 4095; - mode |= 32768; - return FS.mknod(path, mode, 0); - }, - mkdir(path, mode) { - mode = mode !== undefined ? mode : 511; - /* 0777 */ mode &= 511 | 512; - mode |= 16384; - return FS.mknod(path, mode, 0); - }, - mkdirTree(path, mode) { - var dirs = path.split("/"); - var d = ""; - for (var i = 0; i < dirs.length; ++i) { - if (!dirs[i]) continue; - d += "/" + dirs[i]; - try { - FS.mkdir(d, mode); - } catch (e) { - if (e.errno != 20) throw e; - } - } - }, - mkdev(path, mode, dev) { - if (typeof dev == "undefined") { - dev = mode; - mode = 438; - } - /* 0666 */ mode |= 8192; - return FS.mknod(path, mode, dev); - }, - symlink(oldpath, newpath) { - if (!PATH_FS.resolve(oldpath)) { - throw new FS.ErrnoError(44); - } - var lookup = FS.lookupPath(newpath, { - parent: true - }); - var parent = lookup.node; - if (!parent) { - throw new FS.ErrnoError(44); - } - var newname = PATH.basename(newpath); - var errCode = FS.mayCreate(parent, newname); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!parent.node_ops.symlink) { - throw new FS.ErrnoError(63); - } - return parent.node_ops.symlink(parent, newname, oldpath); - }, - rename(old_path, new_path) { - var old_dirname = PATH.dirname(old_path); - var new_dirname = PATH.dirname(new_path); - var old_name = PATH.basename(old_path); - var new_name = PATH.basename(new_path); - var lookup, old_dir, new_dir; - lookup = FS.lookupPath(old_path, { - parent: true - }); - old_dir = lookup.node; - lookup = FS.lookupPath(new_path, { - parent: true - }); - new_dir = lookup.node; - if (!old_dir || !new_dir) throw new FS.ErrnoError(44); - if (old_dir.mount !== new_dir.mount) { - throw new FS.ErrnoError(75); - } - var old_node = FS.lookupNode(old_dir, old_name); - var relative = PATH_FS.relative(old_path, new_dirname); - if (relative.charAt(0) !== ".") { - throw new FS.ErrnoError(28); - } - relative = PATH_FS.relative(new_path, old_dirname); - if (relative.charAt(0) !== ".") { - throw new FS.ErrnoError(55); - } - var new_node; - try { - new_node = FS.lookupNode(new_dir, new_name); - } catch (e) {} - if (old_node === new_node) { - return; - } - var isdir = FS.isDir(old_node.mode); - var errCode = FS.mayDelete(old_dir, old_name, isdir); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - errCode = new_node ? FS.mayDelete(new_dir, new_name, isdir) : FS.mayCreate(new_dir, new_name); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!old_dir.node_ops.rename) { - throw new FS.ErrnoError(63); - } - if (FS.isMountpoint(old_node) || (new_node && FS.isMountpoint(new_node))) { - throw new FS.ErrnoError(10); - } - if (new_dir !== old_dir) { - errCode = FS.nodePermissions(old_dir, "w"); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - } - FS.hashRemoveNode(old_node); - try { - old_dir.node_ops.rename(old_node, new_dir, new_name); - old_node.parent = new_dir; - } catch (e) { - throw e; - } finally { - FS.hashAddNode(old_node); - } - }, - rmdir(path) { - var lookup = FS.lookupPath(path, { - parent: true - }); - var parent = lookup.node; - var name = PATH.basename(path); - var node = FS.lookupNode(parent, name); - var errCode = FS.mayDelete(parent, name, true); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!parent.node_ops.rmdir) { - throw new FS.ErrnoError(63); - } - if (FS.isMountpoint(node)) { - throw new FS.ErrnoError(10); - } - parent.node_ops.rmdir(parent, name); - FS.destroyNode(node); - }, - readdir(path) { - var lookup = FS.lookupPath(path, { - follow: true - }); - var node = lookup.node; - if (!node.node_ops.readdir) { - throw new FS.ErrnoError(54); - } - return node.node_ops.readdir(node); - }, - unlink(path) { - var lookup = FS.lookupPath(path, { - parent: true - }); - var parent = lookup.node; - if (!parent) { - throw new FS.ErrnoError(44); - } - var name = PATH.basename(path); - var node = FS.lookupNode(parent, name); - var errCode = FS.mayDelete(parent, name, false); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!parent.node_ops.unlink) { - throw new FS.ErrnoError(63); - } - if (FS.isMountpoint(node)) { - throw new FS.ErrnoError(10); - } - parent.node_ops.unlink(parent, name); - FS.destroyNode(node); - }, - readlink(path) { - var lookup = FS.lookupPath(path); - var link = lookup.node; - if (!link) { - throw new FS.ErrnoError(44); - } - if (!link.node_ops.readlink) { - throw new FS.ErrnoError(28); - } - return PATH_FS.resolve(FS.getPath(link.parent), link.node_ops.readlink(link)); - }, - stat(path, dontFollow) { - var lookup = FS.lookupPath(path, { - follow: !dontFollow - }); - var node = lookup.node; - if (!node) { - throw new FS.ErrnoError(44); - } - if (!node.node_ops.getattr) { - throw new FS.ErrnoError(63); - } - return node.node_ops.getattr(node); - }, - lstat(path) { - return FS.stat(path, true); - }, - chmod(path, mode, dontFollow) { - var node; - if (typeof path == "string") { - var lookup = FS.lookupPath(path, { - follow: !dontFollow - }); - node = lookup.node; - } else { - node = path; - } - if (!node.node_ops.setattr) { - throw new FS.ErrnoError(63); - } - node.node_ops.setattr(node, { - mode: (mode & 4095) | (node.mode & ~4095), - timestamp: Date.now() - }); - }, - lchmod(path, mode) { - FS.chmod(path, mode, true); - }, - fchmod(fd, mode) { - var stream = FS.getStreamChecked(fd); - FS.chmod(stream.node, mode); - }, - chown(path, uid, gid, dontFollow) { - var node; - if (typeof path == "string") { - var lookup = FS.lookupPath(path, { - follow: !dontFollow - }); - node = lookup.node; - } else { - node = path; - } - if (!node.node_ops.setattr) { - throw new FS.ErrnoError(63); - } - node.node_ops.setattr(node, { - timestamp: Date.now() - }); - }, - lchown(path, uid, gid) { - FS.chown(path, uid, gid, true); - }, - fchown(fd, uid, gid) { - var stream = FS.getStreamChecked(fd); - FS.chown(stream.node, uid, gid); - }, - truncate(path, len) { - if (len < 0) { - throw new FS.ErrnoError(28); - } - var node; - if (typeof path == "string") { - var lookup = FS.lookupPath(path, { - follow: true - }); - node = lookup.node; - } else { - node = path; - } - if (!node.node_ops.setattr) { - throw new FS.ErrnoError(63); - } - if (FS.isDir(node.mode)) { - throw new FS.ErrnoError(31); - } - if (!FS.isFile(node.mode)) { - throw new FS.ErrnoError(28); - } - var errCode = FS.nodePermissions(node, "w"); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - node.node_ops.setattr(node, { - size: len, - timestamp: Date.now() - }); - }, - ftruncate(fd, len) { - var stream = FS.getStreamChecked(fd); - if ((stream.flags & 2097155) === 0) { - throw new FS.ErrnoError(28); - } - FS.truncate(stream.node, len); - }, - utime(path, atime, mtime) { - var lookup = FS.lookupPath(path, { - follow: true - }); - var node = lookup.node; - node.node_ops.setattr(node, { - timestamp: Math.max(atime, mtime) - }); - }, - open(path, flags, mode) { - if (path === "") { - throw new FS.ErrnoError(44); - } - flags = typeof flags == "string" ? FS_modeStringToFlags(flags) : flags; - if ((flags & 64)) { - mode = typeof mode == "undefined" ? 438 : /* 0666 */ mode; - mode = (mode & 4095) | 32768; - } else { - mode = 0; - } - var node; - if (typeof path == "object") { - node = path; - } else { - path = PATH.normalize(path); - try { - var lookup = FS.lookupPath(path, { - follow: !(flags & 131072) - }); - node = lookup.node; - } catch (e) {} - } - var created = false; - if ((flags & 64)) { - if (node) { - if ((flags & 128)) { - throw new FS.ErrnoError(20); - } - } else { - node = FS.mknod(path, mode, 0); - created = true; - } - } - if (!node) { - throw new FS.ErrnoError(44); - } - if (FS.isChrdev(node.mode)) { - flags &= ~512; - } - if ((flags & 65536) && !FS.isDir(node.mode)) { - throw new FS.ErrnoError(54); - } - if (!created) { - var errCode = FS.mayOpen(node, flags); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - } - if ((flags & 512) && !created) { - FS.truncate(node, 0); - } - flags &= ~(128 | 512 | 131072); - var stream = FS.createStream({ - node: node, - path: FS.getPath(node), - flags: flags, - seekable: true, - position: 0, - stream_ops: node.stream_ops, - ungotten: [], - error: false - }); - if (stream.stream_ops.open) { - stream.stream_ops.open(stream); - } - if (Module["logReadFiles"] && !(flags & 1)) { - if (!FS.readFiles) FS.readFiles = {}; - if (!(path in FS.readFiles)) { - FS.readFiles[path] = 1; - } - } - return stream; - }, - close(stream) { - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if (stream.getdents) stream.getdents = null; - try { - if (stream.stream_ops.close) { - stream.stream_ops.close(stream); - } - } catch (e) { - throw e; - } finally { - FS.closeStream(stream.fd); - } - stream.fd = null; - }, - isClosed(stream) { - return stream.fd === null; - }, - llseek(stream, offset, whence) { - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if (!stream.seekable || !stream.stream_ops.llseek) { - throw new FS.ErrnoError(70); - } - if (whence != 0 && whence != 1 && whence != 2) { - throw new FS.ErrnoError(28); - } - stream.position = stream.stream_ops.llseek(stream, offset, whence); - stream.ungotten = []; - return stream.position; - }, - read(stream, buffer, offset, length, position) { - if (length < 0 || position < 0) { - throw new FS.ErrnoError(28); - } - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if ((stream.flags & 2097155) === 1) { - throw new FS.ErrnoError(8); - } - if (FS.isDir(stream.node.mode)) { - throw new FS.ErrnoError(31); - } - if (!stream.stream_ops.read) { - throw new FS.ErrnoError(28); - } - var seeking = typeof position != "undefined"; - if (!seeking) { - position = stream.position; - } else if (!stream.seekable) { - throw new FS.ErrnoError(70); - } - var bytesRead = stream.stream_ops.read(stream, buffer, offset, length, position); - if (!seeking) stream.position += bytesRead; - return bytesRead; - }, - write(stream, buffer, offset, length, position, canOwn) { - if (length < 0 || position < 0) { - throw new FS.ErrnoError(28); - } - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if ((stream.flags & 2097155) === 0) { - throw new FS.ErrnoError(8); - } - if (FS.isDir(stream.node.mode)) { - throw new FS.ErrnoError(31); - } - if (!stream.stream_ops.write) { - throw new FS.ErrnoError(28); - } - if (stream.seekable && stream.flags & 1024) { - FS.llseek(stream, 0, 2); - } - var seeking = typeof position != "undefined"; - if (!seeking) { - position = stream.position; - } else if (!stream.seekable) { - throw new FS.ErrnoError(70); - } - var bytesWritten = stream.stream_ops.write(stream, buffer, offset, length, position, canOwn); - if (!seeking) stream.position += bytesWritten; - return bytesWritten; - }, - allocate(stream, offset, length) { - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if (offset < 0 || length <= 0) { - throw new FS.ErrnoError(28); - } - if ((stream.flags & 2097155) === 0) { - throw new FS.ErrnoError(8); - } - if (!FS.isFile(stream.node.mode) && !FS.isDir(stream.node.mode)) { - throw new FS.ErrnoError(43); - } - if (!stream.stream_ops.allocate) { - throw new FS.ErrnoError(138); - } - stream.stream_ops.allocate(stream, offset, length); - }, - mmap(stream, length, position, prot, flags) { - if ((prot & 2) !== 0 && (flags & 2) === 0 && (stream.flags & 2097155) !== 2) { - throw new FS.ErrnoError(2); - } - if ((stream.flags & 2097155) === 1) { - throw new FS.ErrnoError(2); - } - if (!stream.stream_ops.mmap) { - throw new FS.ErrnoError(43); - } - return stream.stream_ops.mmap(stream, length, position, prot, flags); - }, - msync(stream, buffer, offset, length, mmapFlags) { - if (!stream.stream_ops.msync) { - return 0; - } - return stream.stream_ops.msync(stream, buffer, offset, length, mmapFlags); - }, - ioctl(stream, cmd, arg) { - if (!stream.stream_ops.ioctl) { - throw new FS.ErrnoError(59); - } - return stream.stream_ops.ioctl(stream, cmd, arg); - }, - readFile(path, opts = {}) { - opts.flags = opts.flags || 0; - opts.encoding = opts.encoding || "binary"; - if (opts.encoding !== "utf8" && opts.encoding !== "binary") { - throw new Error(`Invalid encoding type "${opts.encoding}"`); - } - var ret; - var stream = FS.open(path, opts.flags); - var stat = FS.stat(path); - var length = stat.size; - var buf = new Uint8Array(length); - FS.read(stream, buf, 0, length, 0); - if (opts.encoding === "utf8") { - ret = UTF8ArrayToString(buf, 0); - } else if (opts.encoding === "binary") { - ret = buf; - } - FS.close(stream); - return ret; - }, - writeFile(path, data, opts = {}) { - opts.flags = opts.flags || 577; - var stream = FS.open(path, opts.flags, opts.mode); - if (typeof data == "string") { - var buf = new Uint8Array(lengthBytesUTF8(data) + 1); - var actualNumBytes = stringToUTF8Array(data, buf, 0, buf.length); - FS.write(stream, buf, 0, actualNumBytes, undefined, opts.canOwn); - } else if (ArrayBuffer.isView(data)) { - FS.write(stream, data, 0, data.byteLength, undefined, opts.canOwn); - } else { - throw new Error("Unsupported data type"); - } - FS.close(stream); - }, - cwd: () => FS.currentPath, - chdir(path) { - var lookup = FS.lookupPath(path, { - follow: true - }); - if (lookup.node === null) { - throw new FS.ErrnoError(44); - } - if (!FS.isDir(lookup.node.mode)) { - throw new FS.ErrnoError(54); - } - var errCode = FS.nodePermissions(lookup.node, "x"); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - FS.currentPath = lookup.path; - }, - createDefaultDirectories() { - FS.mkdir("/tmp"); - FS.mkdir("/home"); - FS.mkdir("/home/web_user"); - }, - createDefaultDevices() { - FS.mkdir("/dev"); - FS.registerDevice(FS.makedev(1, 3), { - read: () => 0, - write: (stream, buffer, offset, length, pos) => length - }); - FS.mkdev("/dev/null", FS.makedev(1, 3)); - TTY.register(FS.makedev(5, 0), TTY.default_tty_ops); - TTY.register(FS.makedev(6, 0), TTY.default_tty1_ops); - FS.mkdev("/dev/tty", FS.makedev(5, 0)); - FS.mkdev("/dev/tty1", FS.makedev(6, 0)); - var randomBuffer = new Uint8Array(1024), randomLeft = 0; - var randomByte = () => { - if (randomLeft === 0) { - randomLeft = randomFill(randomBuffer).byteLength; - } - return randomBuffer[--randomLeft]; - }; - FS.createDevice("/dev", "random", randomByte); - FS.createDevice("/dev", "urandom", randomByte); - FS.mkdir("/dev/shm"); - FS.mkdir("/dev/shm/tmp"); - }, - createSpecialDirectories() { - FS.mkdir("/proc"); - var proc_self = FS.mkdir("/proc/self"); - FS.mkdir("/proc/self/fd"); - FS.mount({ - mount() { - var node = FS.createNode(proc_self, "fd", 16384 | 511, /* 0777 */ 73); - node.node_ops = { - lookup(parent, name) { - var fd = +name; - var stream = FS.getStreamChecked(fd); - var ret = { - parent: null, - mount: { - mountpoint: "fake" - }, - node_ops: { - readlink: () => stream.path - } - }; - ret.parent = ret; - return ret; - } - }; - return node; - } - }, {}, "/proc/self/fd"); - }, - createStandardStreams() { - if (Module["stdin"]) { - FS.createDevice("/dev", "stdin", Module["stdin"]); - } else { - FS.symlink("/dev/tty", "/dev/stdin"); - } - if (Module["stdout"]) { - FS.createDevice("/dev", "stdout", null, Module["stdout"]); - } else { - FS.symlink("/dev/tty", "/dev/stdout"); - } - if (Module["stderr"]) { - FS.createDevice("/dev", "stderr", null, Module["stderr"]); - } else { - FS.symlink("/dev/tty1", "/dev/stderr"); - } - var stdin = FS.open("/dev/stdin", 0); - var stdout = FS.open("/dev/stdout", 1); - var stderr = FS.open("/dev/stderr", 1); - }, - staticInit() { - [ 44 ].forEach(code => { - FS.genericErrors[code] = new FS.ErrnoError(code); - FS.genericErrors[code].stack = ""; - }); - FS.nameTable = new Array(4096); - FS.mount(MEMFS, {}, "/"); - FS.createDefaultDirectories(); - FS.createDefaultDevices(); - FS.createSpecialDirectories(); - FS.filesystems = { - "MEMFS": MEMFS, - "NODEFS": NODEFS, - "PROXYFS": PROXYFS - }; - }, - init(input, output, error) { - FS.init.initialized = true; - Module["stdin"] = input || Module["stdin"]; - Module["stdout"] = output || Module["stdout"]; - Module["stderr"] = error || Module["stderr"]; - FS.createStandardStreams(); - }, - quit() { - FS.init.initialized = false; - _fflush(0); - for (var i = 0; i < FS.streams.length; i++) { - var stream = FS.streams[i]; - if (!stream) { - continue; - } - FS.close(stream); - } - }, - findObject(path, dontResolveLastLink) { - var ret = FS.analyzePath(path, dontResolveLastLink); - if (!ret.exists) { - return null; - } - return ret.object; - }, - analyzePath(path, dontResolveLastLink) { - try { - var lookup = FS.lookupPath(path, { - follow: !dontResolveLastLink - }); - path = lookup.path; - } catch (e) {} - var ret = { - isRoot: false, - exists: false, - error: 0, - name: null, - path: null, - object: null, - parentExists: false, - parentPath: null, - parentObject: null - }; - try { - var lookup = FS.lookupPath(path, { - parent: true - }); - ret.parentExists = true; - ret.parentPath = lookup.path; - ret.parentObject = lookup.node; - ret.name = PATH.basename(path); - lookup = FS.lookupPath(path, { - follow: !dontResolveLastLink - }); - ret.exists = true; - ret.path = lookup.path; - ret.object = lookup.node; - ret.name = lookup.node.name; - ret.isRoot = lookup.path === "/"; - } catch (e) { - ret.error = e.errno; - } - return ret; - }, - createPath(parent, path, canRead, canWrite) { - parent = typeof parent == "string" ? parent : FS.getPath(parent); - var parts = path.split("/").reverse(); - while (parts.length) { - var part = parts.pop(); - if (!part) continue; - var current = PATH.join2(parent, part); - try { - FS.mkdir(current); - } catch (e) {} - parent = current; - } - return current; - }, - createFile(parent, name, properties, canRead, canWrite) { - var path = PATH.join2(typeof parent == "string" ? parent : FS.getPath(parent), name); - var mode = FS_getMode(canRead, canWrite); - return FS.create(path, mode); - }, - createDataFile(parent, name, data, canRead, canWrite, canOwn) { - var path = name; - if (parent) { - parent = typeof parent == "string" ? parent : FS.getPath(parent); - path = name ? PATH.join2(parent, name) : parent; - } - var mode = FS_getMode(canRead, canWrite); - var node = FS.create(path, mode); - if (data) { - if (typeof data == "string") { - var arr = new Array(data.length); - for (var i = 0, len = data.length; i < len; ++i) arr[i] = data.charCodeAt(i); - data = arr; - } - FS.chmod(node, mode | 146); - var stream = FS.open(node, 577); - FS.write(stream, data, 0, data.length, 0, canOwn); - FS.close(stream); - FS.chmod(node, mode); - } - }, - createDevice(parent, name, input, output) { - var path = PATH.join2(typeof parent == "string" ? parent : FS.getPath(parent), name); - var mode = FS_getMode(!!input, !!output); - if (!FS.createDevice.major) FS.createDevice.major = 64; - var dev = FS.makedev(FS.createDevice.major++, 0); - FS.registerDevice(dev, { - open(stream) { - stream.seekable = false; - }, - close(stream) { - if (output?.buffer?.length) { - output(10); - } - }, - read(stream, buffer, offset, length, pos) { - /* ignored */ var bytesRead = 0; - for (var i = 0; i < length; i++) { - var result; - try { - result = input(); - } catch (e) { - throw new FS.ErrnoError(29); - } - if (result === undefined && bytesRead === 0) { - throw new FS.ErrnoError(6); - } - if (result === null || result === undefined) break; - bytesRead++; - buffer[offset + i] = result; - } - if (bytesRead) { - stream.node.timestamp = Date.now(); - } - return bytesRead; - }, - write(stream, buffer, offset, length, pos) { - for (var i = 0; i < length; i++) { - try { - output(buffer[offset + i]); - } catch (e) { - throw new FS.ErrnoError(29); - } - } - if (length) { - stream.node.timestamp = Date.now(); - } - return i; - } - }); - return FS.mkdev(path, mode, dev); - }, - forceLoadFile(obj) { - if (obj.isDevice || obj.isFolder || obj.link || obj.contents) return true; - if (typeof XMLHttpRequest != "undefined") { - throw new Error("Lazy loading should have been performed (contents set) in createLazyFile, but it was not. Lazy loading only works in web workers. Use --embed-file or --preload-file in emcc on the main thread."); - } else if (read_) { - try { - obj.contents = intArrayFromString(read_(obj.url), true); - obj.usedBytes = obj.contents.length; - } catch (e) { - throw new FS.ErrnoError(29); - } - } else { - throw new Error("Cannot load without read() or XMLHttpRequest."); - } - }, - createLazyFile(parent, name, url, canRead, canWrite) { - class LazyUint8Array { - constructor() { - this.lengthKnown = false; - this.chunks = []; - } - get(idx) { - if (idx > this.length - 1 || idx < 0) { - return undefined; - } - var chunkOffset = idx % this.chunkSize; - var chunkNum = (idx / this.chunkSize) | 0; - return this.getter(chunkNum)[chunkOffset]; - } - setDataGetter(getter) { - this.getter = getter; - } - cacheLength() { - var xhr = new XMLHttpRequest; - xhr.open("HEAD", url, false); - xhr.send(null); - if (!(xhr.status >= 200 && xhr.status < 300 || xhr.status === 304)) throw new Error("Couldn't load " + url + ". Status: " + xhr.status); - var datalength = Number(xhr.getResponseHeader("Content-length")); - var header; - var hasByteServing = (header = xhr.getResponseHeader("Accept-Ranges")) && header === "bytes"; - var usesGzip = (header = xhr.getResponseHeader("Content-Encoding")) && header === "gzip"; - var chunkSize = 1024 * 1024; - if (!hasByteServing) chunkSize = datalength; - var doXHR = (from, to) => { - if (from > to) throw new Error("invalid range (" + from + ", " + to + ") or no bytes requested!"); - if (to > datalength - 1) throw new Error("only " + datalength + " bytes available! programmer error!"); - var xhr = new XMLHttpRequest; - xhr.open("GET", url, false); - if (datalength !== chunkSize) xhr.setRequestHeader("Range", "bytes=" + from + "-" + to); - xhr.responseType = "arraybuffer"; - if (xhr.overrideMimeType) { - xhr.overrideMimeType("text/plain; charset=x-user-defined"); - } - xhr.send(null); - if (!(xhr.status >= 200 && xhr.status < 300 || xhr.status === 304)) throw new Error("Couldn't load " + url + ". Status: " + xhr.status); - if (xhr.response !== undefined) { - return new Uint8Array(/** @type{Array} */ (xhr.response || [])); - } - return intArrayFromString(xhr.responseText || "", true); - }; - var lazyArray = this; - lazyArray.setDataGetter(chunkNum => { - var start = chunkNum * chunkSize; - var end = (chunkNum + 1) * chunkSize - 1; - end = Math.min(end, datalength - 1); - if (typeof lazyArray.chunks[chunkNum] == "undefined") { - lazyArray.chunks[chunkNum] = doXHR(start, end); - } - if (typeof lazyArray.chunks[chunkNum] == "undefined") throw new Error("doXHR failed!"); - return lazyArray.chunks[chunkNum]; - }); - if (usesGzip || !datalength) { - chunkSize = datalength = 1; - datalength = this.getter(0).length; - chunkSize = datalength; - out("LazyFiles on gzip forces download of the whole file when length is accessed"); - } - this._length = datalength; - this._chunkSize = chunkSize; - this.lengthKnown = true; - } - get length() { - if (!this.lengthKnown) { - this.cacheLength(); - } - return this._length; - } - get chunkSize() { - if (!this.lengthKnown) { - this.cacheLength(); - } - return this._chunkSize; - } - } - if (typeof XMLHttpRequest != "undefined") { - if (!ENVIRONMENT_IS_WORKER) throw "Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc"; - var lazyArray = new LazyUint8Array; - var properties = { - isDevice: false, - contents: lazyArray - }; - } else { - var properties = { - isDevice: false, - url: url - }; - } - var node = FS.createFile(parent, name, properties, canRead, canWrite); - if (properties.contents) { - node.contents = properties.contents; - } else if (properties.url) { - node.contents = null; - node.url = properties.url; - } - Object.defineProperties(node, { - usedBytes: { - get: function() { - return this.contents.length; - } - } - }); - var stream_ops = {}; - var keys = Object.keys(node.stream_ops); - keys.forEach(key => { - var fn = node.stream_ops[key]; - stream_ops[key] = (...args) => { - FS.forceLoadFile(node); - return fn(...args); - }; - }); - function writeChunks(stream, buffer, offset, length, position) { - var contents = stream.node.contents; - if (position >= contents.length) return 0; - var size = Math.min(contents.length - position, length); - if (contents.slice) { - for (var i = 0; i < size; i++) { - buffer[offset + i] = contents[position + i]; - } - } else { - for (var i = 0; i < size; i++) { - buffer[offset + i] = contents.get(position + i); - } - } - return size; - } - stream_ops.read = (stream, buffer, offset, length, position) => { - FS.forceLoadFile(node); - return writeChunks(stream, buffer, offset, length, position); - }; - stream_ops.mmap = (stream, length, position, prot, flags) => { - FS.forceLoadFile(node); - var ptr = mmapAlloc(length); - if (!ptr) { - throw new FS.ErrnoError(48); - } - writeChunks(stream, HEAP8, ptr, length, position); - return { - ptr: ptr, - allocated: true - }; - }; - node.stream_ops = stream_ops; - return node; - } -}; - -Module["FS"] = FS; - -var SOCKFS = { - mount(mount) { - Module["websocket"] = (Module["websocket"] && ("object" === typeof Module["websocket"])) ? Module["websocket"] : {}; - Module["websocket"]._callbacks = {}; - Module["websocket"]["on"] = /** @this{Object} */ function(event, callback) { - if ("function" === typeof callback) { - this._callbacks[event] = callback; - } - return this; - }; - Module["websocket"].emit = /** @this{Object} */ function(event, param) { - if ("function" === typeof this._callbacks[event]) { - this._callbacks[event].call(this, param); - } - }; - return FS.createNode(null, "/", 16384 | 511, /* 0777 */ 0); - }, - createSocket(family, type, protocol) { - type &= ~526336; - var streaming = type == 1; - if (streaming && protocol && protocol != 6) { - throw new FS.ErrnoError(66); - } - var sock = { - family: family, - type: type, - protocol: protocol, - server: null, - error: null, - peers: {}, - pending: [], - recv_queue: [], - sock_ops: SOCKFS.websocket_sock_ops - }; - var name = SOCKFS.nextname(); - var node = FS.createNode(SOCKFS.root, name, 49152, 0); - node.sock = sock; - var stream = FS.createStream({ - path: name, - node: node, - flags: 2, - seekable: false, - stream_ops: SOCKFS.stream_ops - }); - sock.stream = stream; - return sock; - }, - getSocket(fd) { - var stream = FS.getStream(fd); - if (!stream || !FS.isSocket(stream.node.mode)) { - return null; - } - return stream.node.sock; - }, - stream_ops: { - poll(stream) { - var sock = stream.node.sock; - return sock.sock_ops.poll(sock); - }, - ioctl(stream, request, varargs) { - var sock = stream.node.sock; - return sock.sock_ops.ioctl(sock, request, varargs); - }, - read(stream, buffer, offset, length, position) { - /* ignored */ var sock = stream.node.sock; - var msg = sock.sock_ops.recvmsg(sock, length); - if (!msg) { - return 0; - } - buffer.set(msg.buffer, offset); - return msg.buffer.length; - }, - write(stream, buffer, offset, length, position) { - /* ignored */ var sock = stream.node.sock; - return sock.sock_ops.sendmsg(sock, buffer, offset, length); - }, - close(stream) { - var sock = stream.node.sock; - sock.sock_ops.close(sock); - } - }, - nextname() { - if (!SOCKFS.nextname.current) { - SOCKFS.nextname.current = 0; - } - return "socket[" + (SOCKFS.nextname.current++) + "]"; - }, - websocket_sock_ops: { - createPeer(sock, addr, port) { - var ws; - if (typeof addr == "object") { - ws = addr; - addr = null; - port = null; - } - if (ws) { - if (ws._socket) { - addr = ws._socket.remoteAddress; - port = ws._socket.remotePort; - } else { - var result = /ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url); - if (!result) { - throw new Error("WebSocket URL must be in the format ws(s)://address:port"); - } - addr = result[1]; - port = parseInt(result[2], 10); - } - } else { - try { - var runtimeConfig = (Module["websocket"] && ("object" === typeof Module["websocket"])); - var url = "ws:#".replace("#", "//"); - if (runtimeConfig) { - if("function"===typeof Module["websocket"]["url"]) { -url = Module["websocket"]["url"](...arguments); -}else if ("string" === typeof Module["websocket"]["url"]) { - url = Module["websocket"]["url"]; - } - } - if (url === "ws://" || url === "wss://") { - var parts = addr.split("/"); - url = url + parts[0] + ":" + port + "/" + parts.slice(1).join("/"); - } - var subProtocols = "binary"; - if (runtimeConfig) { - if ("string" === typeof Module["websocket"]["subprotocol"]) { - subProtocols = Module["websocket"]["subprotocol"]; - } - } - var opts = undefined; - if (subProtocols !== "null") { - subProtocols = subProtocols.replace(/^ +| +$/g, "").split(/ *, */); - opts = subProtocols; - } - if (runtimeConfig && null === Module["websocket"]["subprotocol"]) { - subProtocols = "null"; - opts = undefined; - } - var WebSocketConstructor; - if (ENVIRONMENT_IS_NODE) { - WebSocketConstructor = /** @type{(typeof WebSocket)} */ (require("ws")); - } else { - WebSocketConstructor = WebSocket; - } - if (Module['websocket']['decorator']) {WebSocketConstructor = Module['websocket']['decorator'](WebSocketConstructor);}ws = new WebSocketConstructor(url, opts); - ws.binaryType = "arraybuffer"; - } catch (e) { - throw new FS.ErrnoError(23); - } - } - var peer = { - addr: addr, - port: port, - socket: ws, - dgram_send_queue: [] - }; - SOCKFS.websocket_sock_ops.addPeer(sock, peer); - SOCKFS.websocket_sock_ops.handlePeerEvents(sock, peer); - if (sock.type === 2 && typeof sock.sport != "undefined") { - peer.dgram_send_queue.push(new Uint8Array([ 255, 255, 255, 255, "p".charCodeAt(0), "o".charCodeAt(0), "r".charCodeAt(0), "t".charCodeAt(0), ((sock.sport & 65280) >> 8), (sock.sport & 255) ])); - } - return peer; - }, - getPeer(sock, addr, port) { - return sock.peers[addr + ":" + port]; - }, - addPeer(sock, peer) { - sock.peers[peer.addr + ":" + peer.port] = peer; - }, - removePeer(sock, peer) { - delete sock.peers[peer.addr + ":" + peer.port]; - }, - handlePeerEvents(sock, peer) { - var first = true; - var handleOpen = function() { - Module["websocket"].emit("open", sock.stream.fd); - try { - var queued = peer.dgram_send_queue.shift(); - while (queued) { - peer.socket.send(queued); - queued = peer.dgram_send_queue.shift(); - } - } catch (e) { - peer.socket.close(); - } - }; - function handleMessage(data) { - if (typeof data == "string") { - var encoder = new TextEncoder; - data = encoder.encode(data); - } else { - assert(data.byteLength !== undefined); - if (data.byteLength == 0) { - return; - } - data = new Uint8Array(data); - } - var wasfirst = first; - first = false; - if (wasfirst && data.length === 10 && data[0] === 255 && data[1] === 255 && data[2] === 255 && data[3] === 255 && data[4] === "p".charCodeAt(0) && data[5] === "o".charCodeAt(0) && data[6] === "r".charCodeAt(0) && data[7] === "t".charCodeAt(0)) { - var newport = ((data[8] << 8) | data[9]); - SOCKFS.websocket_sock_ops.removePeer(sock, peer); - peer.port = newport; - SOCKFS.websocket_sock_ops.addPeer(sock, peer); - return; - } - sock.recv_queue.push({ - addr: peer.addr, - port: peer.port, - data: data - }); - Module["websocket"].emit("message", sock.stream.fd); - } - if (ENVIRONMENT_IS_NODE) { - peer.socket.on("open", handleOpen); - peer.socket.on("message", function(data, isBinary) { - if (!isBinary) { - return; - } - handleMessage((new Uint8Array(data)).buffer); - }); - peer.socket.on("close", function() { - Module["websocket"].emit("close", sock.stream.fd); - }); - peer.socket.on("error", function(error) { - sock.error = 14; - Module["websocket"].emit("error", [ sock.stream.fd, sock.error, "ECONNREFUSED: Connection refused" ]); - }); - } else { - peer.socket.onopen = handleOpen; - peer.socket.onclose = function() { - Module["websocket"].emit("close", sock.stream.fd); - }; - peer.socket.onmessage = function peer_socket_onmessage(event) { - handleMessage(event.data); - }; - peer.socket.onerror = function(error) { - sock.error = 14; - Module["websocket"].emit("error", [ sock.stream.fd, sock.error, "ECONNREFUSED: Connection refused" ]); - }; - } - }, - poll(sock) { - if (sock.type === 1 && sock.server) { - return sock.pending.length ? (64 | 1) : 0; - } - var mask = 0; - var dest = sock.type === 1 ? SOCKFS.websocket_sock_ops.getPeer(sock, sock.daddr, sock.dport) : null; - if (sock.recv_queue.length || !dest || (dest && dest.socket.readyState === dest.socket.CLOSING) || (dest && dest.socket.readyState === dest.socket.CLOSED)) { - mask |= (64 | 1); - } - if (!dest || (dest && dest.socket.readyState === dest.socket.OPEN)) { - mask |= 4; - } - if ((dest && dest.socket.readyState === dest.socket.CLOSING) || (dest && dest.socket.readyState === dest.socket.CLOSED)) { - mask |= 16; - } - return mask; - }, - ioctl(sock, request, arg) { - switch (request) { - case 21531: - var bytes = 0; - if (sock.recv_queue.length) { - bytes = sock.recv_queue[0].data.length; - } - HEAP32[((arg) >> 2)] = bytes; - return 0; - - default: - return 28; - } - }, - close(sock) { - if (sock.server) { - try { - sock.server.close(); - } catch (e) {} - sock.server = null; - } - var peers = Object.keys(sock.peers); - for (var i = 0; i < peers.length; i++) { - var peer = sock.peers[peers[i]]; - try { - peer.socket.close(); - } catch (e) {} - SOCKFS.websocket_sock_ops.removePeer(sock, peer); - } - return 0; - }, - bind(sock, addr, port) { - if (typeof sock.saddr != "undefined" || typeof sock.sport != "undefined") { - throw new FS.ErrnoError(28); - } - sock.saddr = addr; - sock.sport = port; - if (sock.type === 2) { - if (sock.server) { - sock.server.close(); - sock.server = null; - } - try { - sock.sock_ops.listen(sock, 0); - } catch (e) { - if (!(e.name === "ErrnoError")) throw e; - if (e.errno !== 138) throw e; - } - } - }, - connect(sock, addr, port) { - if (sock.server) { - throw new FS.ErrnoError(138); - } - if (typeof sock.daddr != "undefined" && typeof sock.dport != "undefined") { - var dest = SOCKFS.websocket_sock_ops.getPeer(sock, sock.daddr, sock.dport); - if (dest) { - if (dest.socket.readyState === dest.socket.CONNECTING) { - throw new FS.ErrnoError(7); - } else { - throw new FS.ErrnoError(30); - } - } - } - var peer = SOCKFS.websocket_sock_ops.createPeer(sock, addr, port); - sock.daddr = peer.addr; - sock.dport = peer.port; - throw new FS.ErrnoError(26); - }, - listen(sock, backlog) { - if (!ENVIRONMENT_IS_NODE) { - throw new FS.ErrnoError(138); - } - if (sock.server) { - throw new FS.ErrnoError(28); - } - var WebSocketServer = require("ws").Server; - var host = sock.saddr; - if (Module['websocket']['serverDecorator']) {WebSocketServer = Module['websocket']['serverDecorator'](WebSocketServer);}sock.server = new WebSocketServer({ - host: host, - port: sock.sport - }); - Module["websocket"].emit("listen", sock.stream.fd); - sock.server.on("connection", function(ws) { - if (sock.type === 1) { - var newsock = SOCKFS.createSocket(sock.family, sock.type, sock.protocol); - var peer = SOCKFS.websocket_sock_ops.createPeer(newsock, ws); - newsock.daddr = peer.addr; - newsock.dport = peer.port; - sock.pending.push(newsock); - Module["websocket"].emit("connection", newsock.stream.fd); - } else { - SOCKFS.websocket_sock_ops.createPeer(sock, ws); - Module["websocket"].emit("connection", sock.stream.fd); - } - }); - sock.server.on("close", function() { - Module["websocket"].emit("close", sock.stream.fd); - sock.server = null; - }); - sock.server.on("error", function(error) { - sock.error = 23; - Module["websocket"].emit("error", [ sock.stream.fd, sock.error, "EHOSTUNREACH: Host is unreachable" ]); - }); - }, - accept(listensock) { - if (!listensock.server || !listensock.pending.length) { - throw new FS.ErrnoError(28); - } - var newsock = listensock.pending.shift(); - newsock.stream.flags = listensock.stream.flags; - return newsock; - }, - getname(sock, peer) { - var addr, port; - if (peer) { - if (sock.daddr === undefined || sock.dport === undefined) { - throw new FS.ErrnoError(53); - } - addr = sock.daddr; - port = sock.dport; - } else { - addr = sock.saddr || 0; - port = sock.sport || 0; - } - return { - addr: addr, - port: port - }; - }, - sendmsg(sock, buffer, offset, length, addr, port) { - if (sock.type === 2) { - if (addr === undefined || port === undefined) { - addr = sock.daddr; - port = sock.dport; - } - if (addr === undefined || port === undefined) { - throw new FS.ErrnoError(17); - } - } else { - addr = sock.daddr; - port = sock.dport; - } - var dest = SOCKFS.websocket_sock_ops.getPeer(sock, addr, port); - if (sock.type === 1) { - if (!dest || dest.socket.readyState === dest.socket.CLOSING || dest.socket.readyState === dest.socket.CLOSED) { - throw new FS.ErrnoError(53); - } else if (dest.socket.readyState === dest.socket.CONNECTING) { - throw new FS.ErrnoError(6); - } - } - if (ArrayBuffer.isView(buffer)) { - offset += buffer.byteOffset; - buffer = buffer.buffer; - } - var data; - data = buffer.slice(offset, offset + length); - if (sock.type === 2) { - if (!dest || dest.socket.readyState !== dest.socket.OPEN) { - if (!dest || dest.socket.readyState === dest.socket.CLOSING || dest.socket.readyState === dest.socket.CLOSED) { - dest = SOCKFS.websocket_sock_ops.createPeer(sock, addr, port); - } - dest.dgram_send_queue.push(data); - return length; - } - } - try { - dest.socket.send(data); - return length; - } catch (e) { - throw new FS.ErrnoError(28); - } - }, - recvmsg(sock, length, flags) { - if (sock.type === 1 && sock.server) { - throw new FS.ErrnoError(53); - } - var queued = sock.recv_queue.shift(); - if (!queued) { - if (sock.type === 1) { - var dest = SOCKFS.websocket_sock_ops.getPeer(sock, sock.daddr, sock.dport); - if (!dest) { - throw new FS.ErrnoError(53); - } - if (dest.socket.readyState === dest.socket.CLOSING || dest.socket.readyState === dest.socket.CLOSED) { - return null; - } - throw new FS.ErrnoError(6); - } - throw new FS.ErrnoError(6); - } - var queuedLength = queued.data.byteLength || queued.data.length; - var queuedOffset = queued.data.byteOffset || 0; - var queuedBuffer = queued.data.buffer || queued.data; - var bytesRead = Math.min(length, queuedLength); - var res = { - buffer: new Uint8Array(queuedBuffer, queuedOffset, bytesRead), - addr: queued.addr, - port: queued.port - }; - if (flags&2) {bytesRead = 0;} if (sock.type === 1 && bytesRead < queuedLength) { - var bytesRemaining = queuedLength - bytesRead; - queued.data = new Uint8Array(queuedBuffer, queuedOffset + bytesRead, bytesRemaining); - sock.recv_queue.unshift(queued); - } - return res; - } - } -}; - -var getSocketFromFD = fd => { - var socket = SOCKFS.getSocket(fd); - if (!socket) throw new FS.ErrnoError(8); - return socket; -}; - -var inetPton4 = str => { - var b = str.split("."); - for (var i = 0; i < 4; i++) { - var tmp = Number(b[i]); - if (isNaN(tmp)) return null; - b[i] = tmp; - } - return (b[0] | (b[1] << 8) | (b[2] << 16) | (b[3] << 24)) >>> 0; -}; - -/** @suppress {checkTypes} */ var jstoi_q = str => parseInt(str); - -var inetPton6 = str => { - var words; - var w, offset, z; - /* http://home.deds.nl/~aeron/regex/ */ var valid6regx = /^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i; - var parts = []; - if (!valid6regx.test(str)) { - return null; - } - if (str === "::") { - return [ 0, 0, 0, 0, 0, 0, 0, 0 ]; - } - if (str.startsWith("::")) { - str = str.replace("::", "Z:"); - } else { - str = str.replace("::", ":Z:"); - } - if (str.indexOf(".") > 0) { - str = str.replace(new RegExp("[.]", "g"), ":"); - words = str.split(":"); - words[words.length - 4] = jstoi_q(words[words.length - 4]) + jstoi_q(words[words.length - 3]) * 256; - words[words.length - 3] = jstoi_q(words[words.length - 2]) + jstoi_q(words[words.length - 1]) * 256; - words = words.slice(0, words.length - 2); - } else { - words = str.split(":"); - } - offset = 0; - z = 0; - for (w = 0; w < words.length; w++) { - if (typeof words[w] == "string") { - if (words[w] === "Z") { - for (z = 0; z < (8 - words.length + 1); z++) { - parts[w + z] = 0; - } - offset = z - 1; - } else { - parts[w + offset] = _htons(parseInt(words[w], 16)); - } - } else { - parts[w + offset] = words[w]; - } - } - return [ (parts[1] << 16) | parts[0], (parts[3] << 16) | parts[2], (parts[5] << 16) | parts[4], (parts[7] << 16) | parts[6] ]; -}; - -/** @param {number=} addrlen */ var writeSockaddr = (sa, family, addr, port, addrlen) => { - switch (family) { - case 2: - addr = inetPton4(addr); - zeroMemory(sa, 16); - if (addrlen) { - HEAP32[((addrlen) >> 2)] = 16; - } - HEAP16[((sa) >> 1)] = family; - HEAP32[(((sa) + (4)) >> 2)] = addr; - HEAP16[(((sa) + (2)) >> 1)] = _htons(port); - break; - - case 10: - addr = inetPton6(addr); - zeroMemory(sa, 28); - if (addrlen) { - HEAP32[((addrlen) >> 2)] = 28; - } - HEAP32[((sa) >> 2)] = family; - HEAP32[(((sa) + (8)) >> 2)] = addr[0]; - HEAP32[(((sa) + (12)) >> 2)] = addr[1]; - HEAP32[(((sa) + (16)) >> 2)] = addr[2]; - HEAP32[(((sa) + (20)) >> 2)] = addr[3]; - HEAP16[(((sa) + (2)) >> 1)] = _htons(port); - break; - - default: - return 5; - } - return 0; -}; - -var DNS = { - address_map: { - id: 1, - addrs: {}, - names: {} - }, - lookup_name(name) { - var res = inetPton4(name); - if (res !== null) { - return name; - } - res = inetPton6(name); - if (res !== null) { - return name; - } - var addr; - if (DNS.address_map.addrs[name]) { - addr = DNS.address_map.addrs[name]; - } else { - var id = DNS.address_map.id++; - assert(id < 65535, "exceeded max address mappings of 65535"); - addr = "172.29." + (id & 255) + "." + (id & 65280); - DNS.address_map.names[addr] = name; - DNS.address_map.addrs[name] = addr; - } - return addr; - }, - lookup_addr(addr) { - if (DNS.address_map.names[addr]) { - return DNS.address_map.names[addr]; - } - return null; - } -}; - -function ___syscall_accept4(fd, addr, addrlen, flags, d1, d2) { - try { - var sock = getSocketFromFD(fd); - var newsock = sock.sock_ops.accept(sock); - if (addr) { - var errno = writeSockaddr(addr, newsock.family, DNS.lookup_name(newsock.daddr), newsock.dport, addrlen); - } - return newsock.stream.fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var inetNtop4 = addr => (addr & 255) + "." + ((addr >> 8) & 255) + "." + ((addr >> 16) & 255) + "." + ((addr >> 24) & 255); - -var inetNtop6 = ints => { - var str = ""; - var word = 0; - var longest = 0; - var lastzero = 0; - var zstart = 0; - var len = 0; - var i = 0; - var parts = [ ints[0] & 65535, (ints[0] >> 16), ints[1] & 65535, (ints[1] >> 16), ints[2] & 65535, (ints[2] >> 16), ints[3] & 65535, (ints[3] >> 16) ]; - var hasipv4 = true; - var v4part = ""; - for (i = 0; i < 5; i++) { - if (parts[i] !== 0) { - hasipv4 = false; - break; - } - } - if (hasipv4) { - v4part = inetNtop4(parts[6] | (parts[7] << 16)); - if (parts[5] === -1) { - str = "::ffff:"; - str += v4part; - return str; - } - if (parts[5] === 0) { - str = "::"; - if (v4part === "0.0.0.0") v4part = ""; - if (v4part === "0.0.0.1") v4part = "1"; - str += v4part; - return str; - } - } - for (word = 0; word < 8; word++) { - if (parts[word] === 0) { - if (word - lastzero > 1) { - len = 0; - } - lastzero = word; - len++; - } - if (len > longest) { - longest = len; - zstart = word - longest + 1; - } - } - for (word = 0; word < 8; word++) { - if (longest > 1) { - if (parts[word] === 0 && word >= zstart && word < (zstart + longest)) { - if (word === zstart) { - str += ":"; - if (zstart === 0) str += ":"; - } - continue; - } - } - str += Number(_ntohs(parts[word] & 65535)).toString(16); - str += word < 7 ? ":" : ""; - } - return str; -}; - -var readSockaddr = (sa, salen) => { - var family = HEAP16[((sa) >> 1)]; - var port = _ntohs(HEAPU16[(((sa) + (2)) >> 1)]); - var addr; - switch (family) { - case 2: - if (salen !== 16) { - return { - errno: 28 - }; - } - addr = HEAP32[(((sa) + (4)) >> 2)]; - addr = inetNtop4(addr); - break; - - case 10: - if (salen !== 28) { - return { - errno: 28 - }; - } - addr = [ HEAP32[(((sa) + (8)) >> 2)], HEAP32[(((sa) + (12)) >> 2)], HEAP32[(((sa) + (16)) >> 2)], HEAP32[(((sa) + (20)) >> 2)] ]; - addr = inetNtop6(addr); - break; - - default: - return { - errno: 5 - }; - } - return { - family: family, - addr: addr, - port: port - }; -}; - -/** @param {boolean=} allowNull */ var getSocketAddress = (addrp, addrlen, allowNull) => { - if (allowNull && addrp === 0) return null; - var info = readSockaddr(addrp, addrlen); - if (info.errno) throw new FS.ErrnoError(info.errno); - info.addr = DNS.lookup_addr(info.addr) || info.addr; - return info; -}; - -function ___syscall_bind(fd, addr, addrlen, d1, d2, d3) { - try { - var sock = getSocketFromFD(fd); - var info = getSocketAddress(addr, addrlen); - sock.sock_ops.bind(sock, info.addr, info.port); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var SYSCALLS = { - DEFAULT_POLLMASK: 5, - calculateAt(dirfd, path, allowEmpty) { - if (PATH.isAbs(path)) { - return path; - } - var dir; - if (dirfd === -100) { - dir = FS.cwd(); - } else { - var dirstream = SYSCALLS.getStreamFromFD(dirfd); - dir = dirstream.path; - } - if (path.length == 0) { - if (!allowEmpty) { - throw new FS.ErrnoError(44); - } - return dir; - } - return PATH.join2(dir, path); - }, - doStat(func, path, buf) { - var stat = func(path); - HEAP32[((buf) >> 2)] = stat.dev; - HEAP32[(((buf) + (4)) >> 2)] = stat.mode; - HEAPU32[(((buf) + (8)) >> 2)] = stat.nlink; - HEAP32[(((buf) + (12)) >> 2)] = stat.uid; - HEAP32[(((buf) + (16)) >> 2)] = stat.gid; - HEAP32[(((buf) + (20)) >> 2)] = stat.rdev; - (tempI64 = [ stat.size >>> 0, (tempDouble = stat.size, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (24)) >> 2)] = tempI64[0], HEAP32[(((buf) + (28)) >> 2)] = tempI64[1]); - HEAP32[(((buf) + (32)) >> 2)] = 4096; - HEAP32[(((buf) + (36)) >> 2)] = stat.blocks; - var atime = stat.atime.getTime(); - var mtime = stat.mtime.getTime(); - var ctime = stat.ctime.getTime(); - (tempI64 = [ Math.floor(atime / 1e3) >>> 0, (tempDouble = Math.floor(atime / 1e3), - (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (40)) >> 2)] = tempI64[0], HEAP32[(((buf) + (44)) >> 2)] = tempI64[1]); - HEAPU32[(((buf) + (48)) >> 2)] = (atime % 1e3) * 1e3; - (tempI64 = [ Math.floor(mtime / 1e3) >>> 0, (tempDouble = Math.floor(mtime / 1e3), - (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (56)) >> 2)] = tempI64[0], HEAP32[(((buf) + (60)) >> 2)] = tempI64[1]); - HEAPU32[(((buf) + (64)) >> 2)] = (mtime % 1e3) * 1e3; - (tempI64 = [ Math.floor(ctime / 1e3) >>> 0, (tempDouble = Math.floor(ctime / 1e3), - (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (72)) >> 2)] = tempI64[0], HEAP32[(((buf) + (76)) >> 2)] = tempI64[1]); - HEAPU32[(((buf) + (80)) >> 2)] = (ctime % 1e3) * 1e3; - (tempI64 = [ stat.ino >>> 0, (tempDouble = stat.ino, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (88)) >> 2)] = tempI64[0], HEAP32[(((buf) + (92)) >> 2)] = tempI64[1]); - return 0; - }, - doMsync(addr, stream, len, flags, offset) { - if (!FS.isFile(stream.node.mode)) { - throw new FS.ErrnoError(43); - } - if (flags & 2) { - return 0; - } - var buffer = HEAPU8.slice(addr, addr + len); - FS.msync(stream, buffer, offset, len, flags); - }, - getStreamFromFD(fd) { - var stream = FS.getStreamChecked(fd); - return stream; - }, - varargs: undefined, - getStr(ptr) { - var ret = UTF8ToString(ptr); - return ret; - } -}; - -function ___syscall_chdir(path) { - try { - path = SYSCALLS.getStr(path); - FS.chdir(path); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_chmod(path, mode) { - try { - path = SYSCALLS.getStr(path); - FS.chmod(path, mode); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_connect(fd, addr, addrlen, d1, d2, d3) { - try { - var sock = getSocketFromFD(fd); - var info = getSocketAddress(addr, addrlen); - sock.sock_ops.connect(sock, info.addr, info.port); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_dup(fd) { - try { - var old = SYSCALLS.getStreamFromFD(fd); - return FS.dupStream(old).fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_dup3(fd, newfd, flags) { - try { - var old = SYSCALLS.getStreamFromFD(fd); - if (old.fd === newfd) return -28; - var existing = FS.getStream(newfd); - if (existing) FS.close(existing); - return FS.dupStream(old, newfd).fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_faccessat(dirfd, path, amode, flags) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - if (amode & ~7) { - return -28; - } - var lookup = FS.lookupPath(path, { - follow: true - }); - var node = lookup.node; - if (!node) { - return -44; - } - var perms = ""; - if (amode & 4) perms += "r"; - if (amode & 2) perms += "w"; - if (amode & 1) perms += "x"; - if (perms && /* otherwise, they've just passed F_OK */ FS.nodePermissions(node, perms)) { - return -2; - } - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var convertI32PairToI53Checked = (lo, hi) => ((hi + 2097152) >>> 0 < 4194305 - !!lo) ? (lo >>> 0) + hi * 4294967296 : NaN; - -function ___syscall_fallocate(fd, mode, offset_low, offset_high, len_low, len_high) { - var offset = convertI32PairToI53Checked(offset_low, offset_high); - var len = convertI32PairToI53Checked(len_low, len_high); - try { - if (isNaN(offset)) return 61; - var stream = SYSCALLS.getStreamFromFD(fd); - FS.allocate(stream, offset, len); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_fchmod(fd, mode) { - try { - FS.fchmod(fd, mode); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_fchown32(fd, owner, group) { - try { - FS.fchown(fd, owner, group); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_fchownat(dirfd, path, owner, group, flags) { - try { - path = SYSCALLS.getStr(path); - var nofollow = flags & 256; - flags = flags & (~256); - path = SYSCALLS.calculateAt(dirfd, path); - (nofollow ? FS.lchown : FS.chown)(path, owner, group); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -/** @suppress {duplicate } */ function syscallGetVarargI() { - var ret = HEAP32[((+SYSCALLS.varargs) >> 2)]; - SYSCALLS.varargs += 4; - return ret; -} - -var syscallGetVarargP = syscallGetVarargI; - -function ___syscall_fcntl64(fd, cmd, varargs) { - SYSCALLS.varargs = varargs; - try { - var stream = SYSCALLS.getStreamFromFD(fd); - switch (cmd) { - case 0: - { - var arg = syscallGetVarargI(); - if (arg < 0) { - return -28; - } - while (FS.streams[arg]) { - arg++; - } - var newStream; - newStream = FS.dupStream(stream, arg); - return newStream.fd; - } - - case 1: - case 2: - return 0; - - case 3: - return stream.flags; - - case 4: - { - var arg = syscallGetVarargI(); - stream.flags |= arg; - return 0; - } - - case 12: - { - var arg = syscallGetVarargP(); - var offset = 0; - HEAP16[(((arg) + (offset)) >> 1)] = 2; - return 0; - } - - case 13: - case 14: - return 0; - } - return -28; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_fdatasync(fd) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_fstat64(fd, buf) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - return SYSCALLS.doStat(FS.stat, stream.path, buf); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_ftruncate64(fd, length_low, length_high) { - var length = convertI32PairToI53Checked(length_low, length_high); - try { - if (isNaN(length)) return 61; - FS.ftruncate(fd, length); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var stringToUTF8 = (str, outPtr, maxBytesToWrite) => stringToUTF8Array(str, HEAPU8, outPtr, maxBytesToWrite); - -Module["stringToUTF8"] = stringToUTF8; - -function ___syscall_getcwd(buf, size) { - try { - if (size === 0) return -28; - var cwd = FS.cwd(); - var cwdLengthInBytes = lengthBytesUTF8(cwd) + 1; - if (size < cwdLengthInBytes) return -68; - stringToUTF8(cwd, buf, size); - return cwdLengthInBytes; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_getdents64(fd, dirp, count) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - stream.getdents ||= FS.readdir(stream.path); - var struct_size = 280; - var pos = 0; - var off = FS.llseek(stream, 0, 1); - var idx = Math.floor(off / struct_size); - while (idx < stream.getdents.length && pos + struct_size <= count) { - var id; - var type; - var name = stream.getdents[idx]; - if (name === ".") { - id = stream.node.id; - type = 4; - } else if (name === "..") { - var lookup = FS.lookupPath(stream.path, { - parent: true - }); - id = lookup.node.id; - type = 4; - } else { - var child = FS.lookupNode(stream.node, name); - id = child.id; - type = FS.isChrdev(child.mode) ? 2 : FS.isDir(child.mode) ? 4 : FS.isLink(child.mode) ? 10 : 8; - } - (tempI64 = [ id >>> 0, (tempDouble = id, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[((dirp + pos) >> 2)] = tempI64[0], HEAP32[(((dirp + pos) + (4)) >> 2)] = tempI64[1]); - (tempI64 = [ (idx + 1) * struct_size >>> 0, (tempDouble = (idx + 1) * struct_size, - (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((dirp + pos) + (8)) >> 2)] = tempI64[0], HEAP32[(((dirp + pos) + (12)) >> 2)] = tempI64[1]); - HEAP16[(((dirp + pos) + (16)) >> 1)] = 280; - HEAP8[(dirp + pos) + (18)] = type; - stringToUTF8(name, dirp + pos + 19, 256); - pos += struct_size; - idx += 1; - } - FS.llseek(stream, idx * struct_size, 0); - return pos; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_getpeername(fd, addr, addrlen, d1, d2, d3) { - try { - var sock = getSocketFromFD(fd); - if (!sock.daddr) { - return -53; - } - var errno = writeSockaddr(addr, sock.family, DNS.lookup_name(sock.daddr), sock.dport, addrlen); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_getsockname(fd, addr, addrlen, d1, d2, d3) { - try { - var sock = getSocketFromFD(fd); - var errno = writeSockaddr(addr, sock.family, DNS.lookup_name(sock.saddr || "0.0.0.0"), sock.sport, addrlen); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_getsockopt(fd, level, optname, optval, optlen, d1) { - try { - var sock = getSocketFromFD(fd); - if (level === 1) { - if (optname === 4) { - HEAP32[((optval) >> 2)] = sock.error; - HEAP32[((optlen) >> 2)] = 4; - sock.error = null; - return 0; - } - } - return -50; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_ioctl(fd, op, varargs) { - SYSCALLS.varargs = varargs; - try { - var stream = SYSCALLS.getStreamFromFD(fd); - switch (op) { - case 21509: - { - if (!stream.tty) return -59; - return 0; - } - - case 21505: - { - if (!stream.tty) return -59; - if (stream.tty.ops.ioctl_tcgets) { - var termios = stream.tty.ops.ioctl_tcgets(stream); - var argp = syscallGetVarargP(); - HEAP32[((argp) >> 2)] = termios.c_iflag || 0; - HEAP32[(((argp) + (4)) >> 2)] = termios.c_oflag || 0; - HEAP32[(((argp) + (8)) >> 2)] = termios.c_cflag || 0; - HEAP32[(((argp) + (12)) >> 2)] = termios.c_lflag || 0; - for (var i = 0; i < 32; i++) { - HEAP8[(argp + i) + (17)] = termios.c_cc[i] || 0; - } - return 0; - } - return 0; - } - - case 21510: - case 21511: - case 21512: - { - if (!stream.tty) return -59; - return 0; - } - - case 21506: - case 21507: - case 21508: - { - if (!stream.tty) return -59; - if (stream.tty.ops.ioctl_tcsets) { - var argp = syscallGetVarargP(); - var c_iflag = HEAP32[((argp) >> 2)]; - var c_oflag = HEAP32[(((argp) + (4)) >> 2)]; - var c_cflag = HEAP32[(((argp) + (8)) >> 2)]; - var c_lflag = HEAP32[(((argp) + (12)) >> 2)]; - var c_cc = []; - for (var i = 0; i < 32; i++) { - c_cc.push(HEAP8[(argp + i) + (17)]); - } - return stream.tty.ops.ioctl_tcsets(stream.tty, op, { - c_iflag: c_iflag, - c_oflag: c_oflag, - c_cflag: c_cflag, - c_lflag: c_lflag, - c_cc: c_cc - }); - } - return 0; - } - - case 21519: - { - if (!stream.tty) return -59; - var argp = syscallGetVarargP(); - HEAP32[((argp) >> 2)] = 0; - return 0; - } - - case 21520: - { - if (!stream.tty) return -59; - return -28; - } - - case 21531: - { - var argp = syscallGetVarargP(); - return FS.ioctl(stream, op, argp); - } - - case 21523: - { - if (!stream.tty) return -59; - if (stream.tty.ops.ioctl_tiocgwinsz) { - var winsize = stream.tty.ops.ioctl_tiocgwinsz(stream.tty); - var argp = syscallGetVarargP(); - HEAP16[((argp) >> 1)] = winsize[0]; - HEAP16[(((argp) + (2)) >> 1)] = winsize[1]; - } - return 0; - } - - case 21524: - { - if (!stream.tty) return -59; - return 0; - } - - case 21515: - { - if (!stream.tty) return -59; - return 0; - } - - default: - return -28; - } - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_listen(fd, backlog) { - try { - var sock = getSocketFromFD(fd); - sock.sock_ops.listen(sock, backlog); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_lstat64(path, buf) { - try { - path = SYSCALLS.getStr(path); - return SYSCALLS.doStat(FS.lstat, path, buf); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_mkdirat(dirfd, path, mode) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - path = PATH.normalize(path); - if (path[path.length - 1] === "/") path = path.substr(0, path.length - 1); - FS.mkdir(path, mode, 0); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_newfstatat(dirfd, path, buf, flags) { - try { - path = SYSCALLS.getStr(path); - var nofollow = flags & 256; - var allowEmpty = flags & 4096; - flags = flags & (~6400); - path = SYSCALLS.calculateAt(dirfd, path, allowEmpty); - return SYSCALLS.doStat(nofollow ? FS.lstat : FS.stat, path, buf); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_openat(dirfd, path, flags, varargs) { - SYSCALLS.varargs = varargs; - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - var mode = varargs ? syscallGetVarargI() : 0; - return FS.open(path, flags, mode).fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var PIPEFS = { - BUCKET_BUFFER_SIZE: 8192, - mount(mount) { - return FS.createNode(null, "/", 16384 | 511, /* 0777 */ 0); - }, - createPipe() { - var pipe = { - buckets: [], - refcnt: 2 - }; - pipe.buckets.push({ - buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), - offset: 0, - roffset: 0 - }); - var rName = PIPEFS.nextname(); - var wName = PIPEFS.nextname(); - var rNode = FS.createNode(PIPEFS.root, rName, 4096, 0); - var wNode = FS.createNode(PIPEFS.root, wName, 4096, 0); - rNode.pipe = pipe; - wNode.pipe = pipe; - var readableStream = FS.createStream({ - path: rName, - node: rNode, - flags: 0, - seekable: false, - stream_ops: PIPEFS.stream_ops - }); - rNode.stream = readableStream; - var writableStream = FS.createStream({ - path: wName, - node: wNode, - flags: 1, - seekable: false, - stream_ops: PIPEFS.stream_ops - }); - wNode.stream = writableStream; - return { - readable_fd: readableStream.fd, - writable_fd: writableStream.fd - }; - }, - stream_ops: { - poll(stream) { - var pipe = stream.node.pipe; - if ((stream.flags & 2097155) === 1) { - return (256 | 4); - } - if (pipe.buckets.length > 0) { - for (var i = 0; i < pipe.buckets.length; i++) { - var bucket = pipe.buckets[i]; - if (bucket.offset - bucket.roffset > 0) { - return (64 | 1); - } - } - } - return 0; - }, - ioctl(stream, request, varargs) { - return 28; - }, - fsync(stream) { - return 28; - }, - read(stream, buffer, offset, length, position) { - /* ignored */ var pipe = stream.node.pipe; - var currentLength = 0; - for (var i = 0; i < pipe.buckets.length; i++) { - var bucket = pipe.buckets[i]; - currentLength += bucket.offset - bucket.roffset; - } - var data = buffer.subarray(offset, offset + length); - if (length <= 0) { - return 0; - } - if (currentLength == 0) { - throw new FS.ErrnoError(6); - } - var toRead = Math.min(currentLength, length); - var totalRead = toRead; - var toRemove = 0; - for (var i = 0; i < pipe.buckets.length; i++) { - var currBucket = pipe.buckets[i]; - var bucketSize = currBucket.offset - currBucket.roffset; - if (toRead <= bucketSize) { - var tmpSlice = currBucket.buffer.subarray(currBucket.roffset, currBucket.offset); - if (toRead < bucketSize) { - tmpSlice = tmpSlice.subarray(0, toRead); - currBucket.roffset += toRead; - } else { - toRemove++; - } - data.set(tmpSlice); - break; - } else { - var tmpSlice = currBucket.buffer.subarray(currBucket.roffset, currBucket.offset); - data.set(tmpSlice); - data = data.subarray(tmpSlice.byteLength); - toRead -= tmpSlice.byteLength; - toRemove++; - } - } - if (toRemove && toRemove == pipe.buckets.length) { - toRemove--; - pipe.buckets[toRemove].offset = 0; - pipe.buckets[toRemove].roffset = 0; - } - pipe.buckets.splice(0, toRemove); - return totalRead; - }, - write(stream, buffer, offset, length, position) { - /* ignored */ var pipe = stream.node.pipe; - var data = buffer.subarray(offset, offset + length); - var dataLen = data.byteLength; - if (dataLen <= 0) { - return 0; - } - var currBucket = null; - if (pipe.buckets.length == 0) { - currBucket = { - buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), - offset: 0, - roffset: 0 - }; - pipe.buckets.push(currBucket); - } else { - currBucket = pipe.buckets[pipe.buckets.length - 1]; - } - assert(currBucket.offset <= PIPEFS.BUCKET_BUFFER_SIZE); - var freeBytesInCurrBuffer = PIPEFS.BUCKET_BUFFER_SIZE - currBucket.offset; - if (freeBytesInCurrBuffer >= dataLen) { - currBucket.buffer.set(data, currBucket.offset); - currBucket.offset += dataLen; - return dataLen; - } else if (freeBytesInCurrBuffer > 0) { - currBucket.buffer.set(data.subarray(0, freeBytesInCurrBuffer), currBucket.offset); - currBucket.offset += freeBytesInCurrBuffer; - data = data.subarray(freeBytesInCurrBuffer, data.byteLength); - } - var numBuckets = (data.byteLength / PIPEFS.BUCKET_BUFFER_SIZE) | 0; - var remElements = data.byteLength % PIPEFS.BUCKET_BUFFER_SIZE; - for (var i = 0; i < numBuckets; i++) { - var newBucket = { - buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), - offset: PIPEFS.BUCKET_BUFFER_SIZE, - roffset: 0 - }; - pipe.buckets.push(newBucket); - newBucket.buffer.set(data.subarray(0, PIPEFS.BUCKET_BUFFER_SIZE)); - data = data.subarray(PIPEFS.BUCKET_BUFFER_SIZE, data.byteLength); - } - if (remElements > 0) { - var newBucket = { - buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), - offset: data.byteLength, - roffset: 0 - }; - pipe.buckets.push(newBucket); - newBucket.buffer.set(data); - } - return dataLen; - }, - close(stream) { - var pipe = stream.node.pipe; - pipe.refcnt--; - if (pipe.refcnt === 0) { - pipe.buckets = null; - } - } - }, - nextname() { - if (!PIPEFS.nextname.current) { - PIPEFS.nextname.current = 0; - } - return "pipe[" + (PIPEFS.nextname.current++) + "]"; - } -}; - -function ___syscall_pipe(fdPtr) { - try { - if (fdPtr == 0) { - throw new FS.ErrnoError(21); - } - var res = PIPEFS.createPipe(); - HEAP32[((fdPtr) >> 2)] = res.readable_fd; - HEAP32[(((fdPtr) + (4)) >> 2)] = res.writable_fd; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_poll(fds, nfds, timeout) { - try { - var nonzero = 0; - for (var i = 0; i < nfds; i++) { - var pollfd = fds + 8 * i; - var fd = HEAP32[((pollfd) >> 2)]; - var events = HEAP16[(((pollfd) + (4)) >> 1)]; - var mask = 32; - var stream = FS.getStream(fd); - if (stream) { - mask = SYSCALLS.DEFAULT_POLLMASK; - if (stream.stream_ops?.poll) { - mask = stream.stream_ops.poll(stream, -1); - } - } - mask &= events | 8 | 16; - if (mask) nonzero++; - HEAP16[(((pollfd) + (6)) >> 1)] = mask; - } - return nonzero; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_readlinkat(dirfd, path, buf, bufsize) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - if (bufsize <= 0) return -28; - var ret = FS.readlink(path); - var len = Math.min(bufsize, lengthBytesUTF8(ret)); - var endChar = HEAP8[buf + len]; - stringToUTF8(ret, buf, bufsize + 1); - HEAP8[buf + len] = endChar; - return len; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_recvfrom(fd, buf, len, flags, addr, addrlen) { - try { - var sock = getSocketFromFD(fd); - var msg = sock.sock_ops.recvmsg(sock, len, typeof flags !== "undefined" ? flags : 0); - if (!msg) return 0; - if (addr) { - var errno = writeSockaddr(addr, sock.family, DNS.lookup_name(msg.addr), msg.port, addrlen); - } - HEAPU8.set(msg.buffer, buf); - return msg.buffer.byteLength; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_renameat(olddirfd, oldpath, newdirfd, newpath) { - try { - oldpath = SYSCALLS.getStr(oldpath); - newpath = SYSCALLS.getStr(newpath); - oldpath = SYSCALLS.calculateAt(olddirfd, oldpath); - newpath = SYSCALLS.calculateAt(newdirfd, newpath); - FS.rename(oldpath, newpath); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_rmdir(path) { - try { - path = SYSCALLS.getStr(path); - FS.rmdir(path); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_sendto(fd, message, length, flags, addr, addr_len) { - try { - var sock = getSocketFromFD(fd); - var dest = getSocketAddress(addr, addr_len, true); - if (!dest) { - return FS.write(sock.stream, HEAP8, message, length); - } - return sock.sock_ops.sendmsg(sock, HEAP8, message, length, dest.addr, dest.port); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_socket(domain, type, protocol) { - try { - var sock = SOCKFS.createSocket(domain, type, protocol); - return sock.stream.fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_stat64(path, buf) { - try { - path = SYSCALLS.getStr(path); - return SYSCALLS.doStat(FS.stat, path, buf); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_statfs64(path, size, buf) { - try { - path = SYSCALLS.getStr(path); - HEAP32[(((buf) + (4)) >> 2)] = 4096; - HEAP32[(((buf) + (40)) >> 2)] = 4096; - HEAP32[(((buf) + (8)) >> 2)] = 1e6; - HEAP32[(((buf) + (12)) >> 2)] = 5e5; - HEAP32[(((buf) + (16)) >> 2)] = 5e5; - HEAP32[(((buf) + (20)) >> 2)] = FS.nextInode; - HEAP32[(((buf) + (24)) >> 2)] = 1e6; - HEAP32[(((buf) + (28)) >> 2)] = 42; - HEAP32[(((buf) + (44)) >> 2)] = 2; - HEAP32[(((buf) + (36)) >> 2)] = 255; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_symlink(target, linkpath) { - try { - target = SYSCALLS.getStr(target); - linkpath = SYSCALLS.getStr(linkpath); - FS.symlink(target, linkpath); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_unlinkat(dirfd, path, flags) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - if (flags === 0) { - FS.unlink(path); - } else if (flags === 512) { - FS.rmdir(path); - } else { - abort("Invalid flags passed to unlinkat"); - } - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var readI53FromI64 = ptr => HEAPU32[((ptr) >> 2)] + HEAP32[(((ptr) + (4)) >> 2)] * 4294967296; - -function ___syscall_utimensat(dirfd, path, times, flags) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path, true); - if (!times) { - var atime = Date.now(); - var mtime = atime; - } else { - var seconds = readI53FromI64(times); - var nanoseconds = HEAP32[(((times) + (8)) >> 2)]; - atime = (seconds * 1e3) + (nanoseconds / (1e3 * 1e3)); - times += 16; - seconds = readI53FromI64(times); - nanoseconds = HEAP32[(((times) + (8)) >> 2)]; - mtime = (seconds * 1e3) + (nanoseconds / (1e3 * 1e3)); - } - FS.utime(path, atime, mtime); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var __abort_js = () => { - abort(""); -}; - -var nowIsMonotonic = 1; - -var __emscripten_get_now_is_monotonic = () => nowIsMonotonic; - -var __emscripten_lookup_name = name => { - var nameString = UTF8ToString(name); - return inetPton4(DNS.lookup_name(nameString)); -}; - -var __emscripten_memcpy_js = (dest, src, num) => HEAPU8.copyWithin(dest, src, src + num); - -var __emscripten_runtime_keepalive_clear = () => { - noExitRuntime = false; - runtimeKeepaliveCounter = 0; -}; - -var __emscripten_throw_longjmp = () => { - throw Infinity; -}; - -function __gmtime_js(time_low, time_high, tmPtr) { - var time = convertI32PairToI53Checked(time_low, time_high); - var date = new Date(time * 1e3); - HEAP32[((tmPtr) >> 2)] = date.getUTCSeconds(); - HEAP32[(((tmPtr) + (4)) >> 2)] = date.getUTCMinutes(); - HEAP32[(((tmPtr) + (8)) >> 2)] = date.getUTCHours(); - HEAP32[(((tmPtr) + (12)) >> 2)] = date.getUTCDate(); - HEAP32[(((tmPtr) + (16)) >> 2)] = date.getUTCMonth(); - HEAP32[(((tmPtr) + (20)) >> 2)] = date.getUTCFullYear() - 1900; - HEAP32[(((tmPtr) + (24)) >> 2)] = date.getUTCDay(); - var start = Date.UTC(date.getUTCFullYear(), 0, 1, 0, 0, 0, 0); - var yday = ((date.getTime() - start) / (1e3 * 60 * 60 * 24)) | 0; - HEAP32[(((tmPtr) + (28)) >> 2)] = yday; -} - -var isLeapYear = year => year % 4 === 0 && (year % 100 !== 0 || year % 400 === 0); - -var MONTH_DAYS_LEAP_CUMULATIVE = [ 0, 31, 60, 91, 121, 152, 182, 213, 244, 274, 305, 335 ]; - -var MONTH_DAYS_REGULAR_CUMULATIVE = [ 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334 ]; - -var ydayFromDate = date => { - var leap = isLeapYear(date.getFullYear()); - var monthDaysCumulative = (leap ? MONTH_DAYS_LEAP_CUMULATIVE : MONTH_DAYS_REGULAR_CUMULATIVE); - var yday = monthDaysCumulative[date.getMonth()] + date.getDate() - 1; - return yday; -}; - -function __localtime_js(time_low, time_high, tmPtr) { - var time = convertI32PairToI53Checked(time_low, time_high); - var date = new Date(time * 1e3); - HEAP32[((tmPtr) >> 2)] = date.getSeconds(); - HEAP32[(((tmPtr) + (4)) >> 2)] = date.getMinutes(); - HEAP32[(((tmPtr) + (8)) >> 2)] = date.getHours(); - HEAP32[(((tmPtr) + (12)) >> 2)] = date.getDate(); - HEAP32[(((tmPtr) + (16)) >> 2)] = date.getMonth(); - HEAP32[(((tmPtr) + (20)) >> 2)] = date.getFullYear() - 1900; - HEAP32[(((tmPtr) + (24)) >> 2)] = date.getDay(); - var yday = ydayFromDate(date) | 0; - HEAP32[(((tmPtr) + (28)) >> 2)] = yday; - HEAP32[(((tmPtr) + (36)) >> 2)] = -(date.getTimezoneOffset() * 60); - var start = new Date(date.getFullYear(), 0, 1); - var summerOffset = new Date(date.getFullYear(), 6, 1).getTimezoneOffset(); - var winterOffset = start.getTimezoneOffset(); - var dst = (summerOffset != winterOffset && date.getTimezoneOffset() == Math.min(winterOffset, summerOffset)) | 0; - HEAP32[(((tmPtr) + (32)) >> 2)] = dst; -} - -/** @suppress {duplicate } */ var setTempRet0 = val => __emscripten_tempret_set(val); - -var __mktime_js = function(tmPtr) { - var ret = (() => { - var date = new Date(HEAP32[(((tmPtr) + (20)) >> 2)] + 1900, HEAP32[(((tmPtr) + (16)) >> 2)], HEAP32[(((tmPtr) + (12)) >> 2)], HEAP32[(((tmPtr) + (8)) >> 2)], HEAP32[(((tmPtr) + (4)) >> 2)], HEAP32[((tmPtr) >> 2)], 0); - var dst = HEAP32[(((tmPtr) + (32)) >> 2)]; - var guessedOffset = date.getTimezoneOffset(); - var start = new Date(date.getFullYear(), 0, 1); - var summerOffset = new Date(date.getFullYear(), 6, 1).getTimezoneOffset(); - var winterOffset = start.getTimezoneOffset(); - var dstOffset = Math.min(winterOffset, summerOffset); - if (dst < 0) { - HEAP32[(((tmPtr) + (32)) >> 2)] = Number(summerOffset != winterOffset && dstOffset == guessedOffset); - } else if ((dst > 0) != (dstOffset == guessedOffset)) { - var nonDstOffset = Math.max(winterOffset, summerOffset); - var trueOffset = dst > 0 ? dstOffset : nonDstOffset; - date.setTime(date.getTime() + (trueOffset - guessedOffset) * 6e4); - } - HEAP32[(((tmPtr) + (24)) >> 2)] = date.getDay(); - var yday = ydayFromDate(date) | 0; - HEAP32[(((tmPtr) + (28)) >> 2)] = yday; - HEAP32[((tmPtr) >> 2)] = date.getSeconds(); - HEAP32[(((tmPtr) + (4)) >> 2)] = date.getMinutes(); - HEAP32[(((tmPtr) + (8)) >> 2)] = date.getHours(); - HEAP32[(((tmPtr) + (12)) >> 2)] = date.getDate(); - HEAP32[(((tmPtr) + (16)) >> 2)] = date.getMonth(); - HEAP32[(((tmPtr) + (20)) >> 2)] = date.getYear(); - var timeMs = date.getTime(); - if (isNaN(timeMs)) { - return -1; - } - return timeMs / 1e3; - })(); - return (setTempRet0((tempDouble = ret, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0)), - ret >>> 0); -}; - -function __mmap_js(len, prot, flags, fd, offset_low, offset_high, allocated, addr) { - var offset = convertI32PairToI53Checked(offset_low, offset_high); - try { - if (isNaN(offset)) return 61; - var stream = SYSCALLS.getStreamFromFD(fd); - var res = FS.mmap(stream, len, offset, prot, flags); - var ptr = res.ptr; - HEAP32[((allocated) >> 2)] = res.allocated; - HEAPU32[((addr) >> 2)] = ptr; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function __munmap_js(addr, len, prot, flags, fd, offset_low, offset_high) { - var offset = convertI32PairToI53Checked(offset_low, offset_high); - try { - var stream = SYSCALLS.getStreamFromFD(fd); - if (prot & 2) { - SYSCALLS.doMsync(addr, stream, len, flags, offset); - } - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var timers = {}; - -var handleException = e => { - if (e instanceof ExitStatus || e == "unwind") { - return EXITSTATUS; - } - quit_(1, e); -}; - -var runtimeKeepaliveCounter = 0; - -var keepRuntimeAlive = () => noExitRuntime || runtimeKeepaliveCounter > 0; - -var _proc_exit = code => { - EXITSTATUS = code; - if (!keepRuntimeAlive()) { - Module["onExit"]?.(code); - ABORT = true; - } - quit_(code, new ExitStatus(code)); -}; - -/** @param {boolean|number=} implicit */ var exitJS = (status, implicit) => { - EXITSTATUS = status; - if (!keepRuntimeAlive()) { - exitRuntime(); - } - _proc_exit(status); -}; - -var _exit = exitJS; - -Module["_exit"] = _exit; - -var maybeExit = () => { - if (runtimeExited) { - return; - } - if (!keepRuntimeAlive()) { - try { - _exit(EXITSTATUS); - } catch (e) { - handleException(e); - } - } -}; - -var callUserCallback = func => { - if (runtimeExited || ABORT) { - return; - } - try { - func(); - maybeExit(); - } catch (e) { - handleException(e); - } -}; - -var _emscripten_get_now; - -_emscripten_get_now = () => performance.now(); - -var __setitimer_js = (which, timeout_ms) => { - if (timers[which]) { - clearTimeout(timers[which].id); - delete timers[which]; - } - if (!timeout_ms) return 0; - var id = setTimeout(() => { - delete timers[which]; - callUserCallback(() => __emscripten_timeout(which, _emscripten_get_now())); - }, timeout_ms); - timers[which] = { - id: id, - timeout_ms: timeout_ms - }; - return 0; -}; - -var __tzset_js = (timezone, daylight, std_name, dst_name) => { - var currentYear = (new Date).getFullYear(); - var winter = new Date(currentYear, 0, 1); - var summer = new Date(currentYear, 6, 1); - var winterOffset = winter.getTimezoneOffset(); - var summerOffset = summer.getTimezoneOffset(); - var stdTimezoneOffset = Math.max(winterOffset, summerOffset); - HEAPU32[((timezone) >> 2)] = stdTimezoneOffset * 60; - HEAP32[((daylight) >> 2)] = Number(winterOffset != summerOffset); - var extractZone = date => date.toLocaleTimeString(undefined, { - hour12: false, - timeZoneName: "short" - }).split(" ")[1]; - var winterName = extractZone(winter); - var summerName = extractZone(summer); - if (summerOffset < winterOffset) { - stringToUTF8(winterName, std_name, 17); - stringToUTF8(summerName, dst_name, 17); - } else { - stringToUTF8(winterName, dst_name, 17); - stringToUTF8(summerName, std_name, 17); - } -}; - -var _emscripten_date_now = () => Date.now(); - -var getHeapMax = () => 2147483648; - -var _emscripten_get_heap_max = () => getHeapMax(); - -var growMemory = size => { - var b = wasmMemory.buffer; - var pages = (size - b.byteLength + 65535) / 65536; - try { - wasmMemory.grow(pages); - updateMemoryViews(); - return 1; - } /*success*/ catch (e) {} -}; - -var _emscripten_resize_heap = requestedSize => { - var oldSize = HEAPU8.length; - requestedSize >>>= 0; - var maxHeapSize = getHeapMax(); - if (requestedSize > maxHeapSize) { - return false; - } - var alignUp = (x, multiple) => x + (multiple - x % multiple) % multiple; - for (var cutDown = 1; cutDown <= 4; cutDown *= 2) { - var overGrownHeapSize = oldSize * (1 + .2 / cutDown); - overGrownHeapSize = Math.min(overGrownHeapSize, requestedSize + 100663296); - var newSize = Math.min(maxHeapSize, alignUp(Math.max(requestedSize, overGrownHeapSize), 65536)); - var replacement = growMemory(newSize); - if (replacement) { - return true; - } - } - return false; -}; - -var runtimeKeepalivePush = () => { - runtimeKeepaliveCounter += 1; -}; - -var runtimeKeepalivePop = () => { - runtimeKeepaliveCounter -= 1; -}; - -/** @param {number=} timeout */ var safeSetTimeout = (func, timeout) => { - runtimeKeepalivePush(); - return setTimeout(() => { - runtimeKeepalivePop(); - callUserCallback(func); - }, timeout); -}; - -var _emscripten_sleep = ms => Asyncify.handleSleep(wakeUp => safeSetTimeout(wakeUp, ms)); - -Module["_emscripten_sleep"] = _emscripten_sleep; - -_emscripten_sleep.isAsync = true; - -var ENV = PHPLoader.ENV || {}; - -var getExecutableName = () => thisProgram || "./this.program"; - -var getEnvStrings = () => { - if (!getEnvStrings.strings) { - var lang = ((typeof navigator == "object" && navigator.languages && navigator.languages[0]) || "C").replace("-", "_") + ".UTF-8"; - var env = { - "USER": "web_user", - "LOGNAME": "web_user", - "PATH": "/", - "PWD": "/", - "HOME": "/home/web_user", - "LANG": lang, - "_": getExecutableName() - }; - for (var x in ENV) { - if (ENV[x] === undefined) delete env[x]; else env[x] = ENV[x]; - } - var strings = []; - for (var x in env) { - strings.push(`${x}=${env[x]}`); - } - getEnvStrings.strings = strings; - } - return getEnvStrings.strings; -}; - -var stringToAscii = (str, buffer) => { - for (var i = 0; i < str.length; ++i) { - HEAP8[buffer++] = str.charCodeAt(i); - } - HEAP8[buffer] = 0; -}; - -var _environ_get = (__environ, environ_buf) => { - var bufSize = 0; - getEnvStrings().forEach((string, i) => { - var ptr = environ_buf + bufSize; - HEAPU32[(((__environ) + (i * 4)) >> 2)] = ptr; - stringToAscii(string, ptr); - bufSize += string.length + 1; - }); - return 0; -}; - -var _environ_sizes_get = (penviron_count, penviron_buf_size) => { - var strings = getEnvStrings(); - HEAPU32[((penviron_count) >> 2)] = strings.length; - var bufSize = 0; - strings.forEach(string => bufSize += string.length + 1); - HEAPU32[((penviron_buf_size) >> 2)] = bufSize; - return 0; -}; - -function _fd_close(fd) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - FS.close(stream); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -function _fd_fdstat_get(fd, pbuf) { - try { - var rightsBase = 0; - var rightsInheriting = 0; - var flags = 0; - { - var stream = SYSCALLS.getStreamFromFD(fd); - var type = stream.tty ? 2 : FS.isDir(stream.mode) ? 3 : FS.isLink(stream.mode) ? 7 : 4; - } - HEAP8[pbuf] = type; - HEAP16[(((pbuf) + (2)) >> 1)] = flags; - (tempI64 = [ rightsBase >>> 0, (tempDouble = rightsBase, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((pbuf) + (8)) >> 2)] = tempI64[0], HEAP32[(((pbuf) + (12)) >> 2)] = tempI64[1]); - (tempI64 = [ rightsInheriting >>> 0, (tempDouble = rightsInheriting, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((pbuf) + (16)) >> 2)] = tempI64[0], HEAP32[(((pbuf) + (20)) >> 2)] = tempI64[1]); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -/** @param {number=} offset */ var doReadv = (stream, iov, iovcnt, offset) => { - var ret = 0; - for (var i = 0; i < iovcnt; i++) { - var ptr = HEAPU32[((iov) >> 2)]; - var len = HEAPU32[(((iov) + (4)) >> 2)]; - iov += 8; - var curr = FS.read(stream, HEAP8, ptr, len, offset); - if (curr < 0) return -1; - ret += curr; - if (curr < len) break; - if (typeof offset != "undefined") { - offset += curr; - } - } - return ret; -}; - -function _fd_read(fd, iov, iovcnt, pnum) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - var num = doReadv(stream, iov, iovcnt); - HEAPU32[((pnum) >> 2)] = num; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -function _fd_seek(fd, offset_low, offset_high, whence, newOffset) { - var offset = convertI32PairToI53Checked(offset_low, offset_high); - try { - if (isNaN(offset)) return 61; - var stream = SYSCALLS.getStreamFromFD(fd); - FS.llseek(stream, offset, whence); - (tempI64 = [ stream.position >>> 0, (tempDouble = stream.position, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[((newOffset) >> 2)] = tempI64[0], HEAP32[(((newOffset) + (4)) >> 2)] = tempI64[1]); - if (stream.getdents && offset === 0 && whence === 0) stream.getdents = null; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -/** @param {number=} offset */ var doWritev = (stream, iov, iovcnt, offset) => { - var ret = 0; - for (var i = 0; i < iovcnt; i++) { - var ptr = HEAPU32[((iov) >> 2)]; - var len = HEAPU32[(((iov) + (4)) >> 2)]; - iov += 8; - var curr = FS.write(stream, HEAP8, ptr, len, offset); - if (curr < 0) return -1; - ret += curr; - if (typeof offset != "undefined") { - offset += curr; - } - } - return ret; -}; - -function _fd_write(fd, iov, iovcnt, pnum) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - var num = doWritev(stream, iov, iovcnt); - HEAPU32[((pnum) >> 2)] = num; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -var _getaddrinfo = (node, service, hint, out) => { - var addr = 0; - var port = 0; - var flags = 0; - var family = 0; - var type = 0; - var proto = 0; - var ai; - function allocaddrinfo(family, type, proto, canon, addr, port) { - var sa, salen, ai; - var errno; - salen = family === 10 ? 28 : 16; - addr = family === 10 ? inetNtop6(addr) : inetNtop4(addr); - sa = _malloc(salen); - errno = writeSockaddr(sa, family, addr, port); - assert(!errno); - ai = _malloc(32); - HEAP32[(((ai) + (4)) >> 2)] = family; - HEAP32[(((ai) + (8)) >> 2)] = type; - HEAP32[(((ai) + (12)) >> 2)] = proto; - HEAPU32[(((ai) + (24)) >> 2)] = canon; - HEAPU32[(((ai) + (20)) >> 2)] = sa; - if (family === 10) { - HEAP32[(((ai) + (16)) >> 2)] = 28; - } else { - HEAP32[(((ai) + (16)) >> 2)] = 16; - } - HEAP32[(((ai) + (28)) >> 2)] = 0; - return ai; - } - if (hint) { - flags = HEAP32[((hint) >> 2)]; - family = HEAP32[(((hint) + (4)) >> 2)]; - type = HEAP32[(((hint) + (8)) >> 2)]; - proto = HEAP32[(((hint) + (12)) >> 2)]; - } - if (type && !proto) { - proto = type === 2 ? 17 : 6; - } - if (!type && proto) { - type = proto === 17 ? 2 : 1; - } - if (proto === 0) { - proto = 6; - } - if (type === 0) { - type = 1; - } - if (!node && !service) { - return -2; - } - if (flags & ~(1 | 2 | 4 | 1024 | 8 | 16 | 32)) { - return -1; - } - if (hint !== 0 && (HEAP32[((hint) >> 2)] & 2) && !node) { - return -1; - } - if (flags & 32) { - return -2; - } - if (type !== 0 && type !== 1 && type !== 2) { - return -7; - } - if (family !== 0 && family !== 2 && family !== 10) { - return -6; - } - if (service) { - service = UTF8ToString(service); - port = parseInt(service, 10); - if (isNaN(port)) { - if (flags & 1024) { - return -2; - } - return -8; - } - } - if (!node) { - if (family === 0) { - family = 2; - } - if ((flags & 1) === 0) { - if (family === 2) { - addr = _htonl(2130706433); - } else { - addr = [ 0, 0, 0, 1 ]; - } - } - ai = allocaddrinfo(family, type, proto, null, addr, port); - HEAPU32[((out) >> 2)] = ai; - return 0; - } - node = UTF8ToString(node); - addr = inetPton4(node); - if (addr !== null) { - if (family === 0 || family === 2) { - family = 2; - } else if (family === 10 && (flags & 8)) { - addr = [ 0, 0, _htonl(65535), addr ]; - family = 10; - } else { - return -2; - } - } else { - addr = inetPton6(node); - if (addr !== null) { - if (family === 0 || family === 10) { - family = 10; - } else { - return -2; - } - } - } - if (addr != null) { - ai = allocaddrinfo(family, type, proto, node, addr, port); - HEAPU32[((out) >> 2)] = ai; - return 0; - } - if (flags & 4) { - return -2; - } - node = DNS.lookup_name(node); - addr = inetPton4(node); - if (family === 0) { - family = 2; - } else if (family === 10) { - addr = [ 0, 0, _htonl(65535), addr ]; - } - ai = allocaddrinfo(family, type, proto, null, addr, port); - HEAPU32[((out) >> 2)] = ai; - return 0; -}; - -var _getnameinfo = (sa, salen, node, nodelen, serv, servlen, flags) => { - var info = readSockaddr(sa, salen); - if (info.errno) { - return -6; - } - var port = info.port; - var addr = info.addr; - var overflowed = false; - if (node && nodelen) { - var lookup; - if ((flags & 1) || !(lookup = DNS.lookup_addr(addr))) { - if (flags & 8) { - return -2; - } - } else { - addr = lookup; - } - var numBytesWrittenExclNull = stringToUTF8(addr, node, nodelen); - if (numBytesWrittenExclNull + 1 >= nodelen) { - overflowed = true; - } - } - if (serv && servlen) { - port = "" + port; - var numBytesWrittenExclNull = stringToUTF8(port, serv, servlen); - if (numBytesWrittenExclNull + 1 >= servlen) { - overflowed = true; - } - } - if (overflowed) { - return -12; - } - return 0; -}; - -var Protocols = { - list: [], - map: {} -}; - -var _setprotoent = stayopen => { - function allocprotoent(name, proto, aliases) { - var nameBuf = _malloc(name.length + 1); - stringToAscii(name, nameBuf); - var j = 0; - var length = aliases.length; - var aliasListBuf = _malloc((length + 1) * 4); - for (var i = 0; i < length; i++, j += 4) { - var alias = aliases[i]; - var aliasBuf = _malloc(alias.length + 1); - stringToAscii(alias, aliasBuf); - HEAPU32[(((aliasListBuf) + (j)) >> 2)] = aliasBuf; - } - HEAPU32[(((aliasListBuf) + (j)) >> 2)] = 0; - var pe = _malloc(12); - HEAPU32[((pe) >> 2)] = nameBuf; - HEAPU32[(((pe) + (4)) >> 2)] = aliasListBuf; - HEAP32[(((pe) + (8)) >> 2)] = proto; - return pe; - } - var list = Protocols.list; - var map = Protocols.map; - if (list.length === 0) { - var entry = allocprotoent("tcp", 6, [ "TCP" ]); - list.push(entry); - map["tcp"] = map["6"] = entry; - entry = allocprotoent("udp", 17, [ "UDP" ]); - list.push(entry); - map["udp"] = map["17"] = entry; - } - _setprotoent.index = 0; -}; - -var _getprotobyname = name => { - name = UTF8ToString(name); - _setprotoent(true); - var result = Protocols.map[name]; - return result; -}; - -var _getprotobynumber = number => { - _setprotoent(true); - var result = Protocols.map[number]; - return result; -}; - -var stackAlloc = sz => __emscripten_stack_alloc(sz); - -/** @suppress {duplicate } */ var stringToUTF8OnStack = str => { - var size = lengthBytesUTF8(str) + 1; - var ret = stackAlloc(size); - stringToUTF8(str, ret, size); - return ret; -}; - -var allocateUTF8OnStack = stringToUTF8OnStack; - -var PHPWASM = { - init: function() { - FS.mkdir("/internal"); - FS.mkdir("/internal/shared"); - FS.mkdir("/internal/shared/preload"); - PHPWASM.EventEmitter = ENVIRONMENT_IS_NODE ? require("events").EventEmitter : class EventEmitter { - constructor() { - this.listeners = {}; - } - emit(eventName, data) { - if (this.listeners[eventName]) { - this.listeners[eventName].forEach(callback => { - callback(data); - }); - } - } - once(eventName, callback) { - const self = this; - function removedCallback() { - callback(...arguments); - self.removeListener(eventName, removedCallback); - } - this.on(eventName, removedCallback); - } - removeAllListeners(eventName) { - if (eventName) { - delete this.listeners[eventName]; - } else { - this.listeners = {}; - } - } - removeListener(eventName, callback) { - if (this.listeners[eventName]) { - const idx = this.listeners[eventName].indexOf(callback); - if (idx !== -1) { - this.listeners[eventName].splice(idx, 1); - } - } - } - }; - PHPWASM.child_proc_by_fd = {}; - PHPWASM.child_proc_by_pid = {}; - PHPWASM.input_devices = {}; - }, - getAllWebSockets: function(sock) { - const webSockets = new Set; - if (sock.server) { - sock.server.clients.forEach(ws => { - webSockets.add(ws); - }); - } - for (const peer of PHPWASM.getAllPeers(sock)) { - webSockets.add(peer.socket); - } - return Array.from(webSockets); - }, - getAllPeers: function(sock) { - const peers = new Set; - if (sock.server) { - sock.pending.filter(pending => pending.peers).forEach(pending => { - for (const peer of Object.values(pending.peers)) { - peers.add(peer); - } - }); - } - if (sock.peers) { - for (const peer of Object.values(sock.peers)) { - peers.add(peer); - } - } - return Array.from(peers); - }, - awaitData: function(ws) { - return PHPWASM.awaitEvent(ws, "message"); - }, - awaitConnection: function(ws) { - if (ws.OPEN === ws.readyState) { - return [ Promise.resolve(), PHPWASM.noop ]; - } - return PHPWASM.awaitEvent(ws, "open"); - }, - awaitClose: function(ws) { - if ([ ws.CLOSING, ws.CLOSED ].includes(ws.readyState)) { - return [ Promise.resolve(), PHPWASM.noop ]; - } - return PHPWASM.awaitEvent(ws, "close"); - }, - awaitError: function(ws) { - if ([ ws.CLOSING, ws.CLOSED ].includes(ws.readyState)) { - return [ Promise.resolve(), PHPWASM.noop ]; - } - return PHPWASM.awaitEvent(ws, "error"); - }, - awaitEvent: function(ws, event) { - let resolve; - const listener = () => { - resolve(); - }; - const promise = new Promise(function(_resolve) { - resolve = _resolve; - ws.once(event, listener); - }); - const cancel = () => { - ws.removeListener(event, listener); - setTimeout(resolve); - }; - return [ promise, cancel ]; - }, - noop: function() {}, - spawnProcess: function(command, args, options) { - if (Module["spawnProcess"]) { - const spawnedPromise = Module["spawnProcess"](command, args, options); - return Promise.resolve(spawnedPromise).then(function(spawned) { - if (!spawned || !spawned.on) { - throw new Error("spawnProcess() must return an EventEmitter but returned a different type."); - } - return spawned; - }); - } - if (ENVIRONMENT_IS_NODE) { - return require("child_process").spawn(command, args, { - ...options, - shell: true, - stdio: [ "pipe", "pipe", "pipe" ], - timeout: 100 - }); - } - const e = new Error("popen(), proc_open() etc. are unsupported in the browser. Call php.setSpawnHandler() " + "and provide a callback to handle spawning processes, or disable a popen(), proc_open() " + "and similar functions via php.ini."); - e.code = "SPAWN_UNSUPPORTED"; - throw e; - }, - shutdownSocket: function(socketd, how) { - const sock = getSocketFromFD(socketd); - const peer = Object.values(sock.peers)[0]; - if (!peer) { - return -1; - } - try { - peer.socket.close(); - SOCKFS.websocket_sock_ops.removePeer(sock, peer); - return 0; - } catch (e) { - console.log("Socket shutdown error", e); - return -1; - } - } -}; - -function _js_create_input_device(deviceId) { - let dataBuffer = []; - let dataCallback; - const filename = "proc_id_" + deviceId; - const device = FS.createDevice("/dev", filename, function() {}, function(byte) { - try { - dataBuffer.push(byte); - if (dataCallback) { - dataCallback(new Uint8Array(dataBuffer)); - dataBuffer = []; - } - } catch (e) { - console.error(e); - throw e; - } - }); - const devicePath = "/dev/" + filename; - PHPWASM.input_devices[deviceId] = { - devicePath: devicePath, - onData: function(cb) { - dataCallback = cb; - dataBuffer.forEach(function(data) { - cb(data); - }); - dataBuffer.length = 0; - } - }; - return allocateUTF8OnStack(devicePath); -} - -function _js_open_process(command, argsPtr, argsLength, descriptorsPtr, descriptorsLength, cwdPtr, cwdLength, envPtr, envLength) { - if (!command) { - return 1; - } - const cmdstr = UTF8ToString(command); - if (!cmdstr.length) { - return 0; - } - let argsArray = []; - if (argsLength) { - for (var i = 0; i < argsLength; i++) { - const charPointer = argsPtr + i * 4; - argsArray.push(UTF8ToString(HEAPU32[charPointer >> 2])); - } - } - const cwdstr = cwdPtr ? UTF8ToString(cwdPtr) : null; - let envObject = null; - if (envLength) { - envObject = {}; - for (var i = 0; i < envLength; i++) { - const envPointer = envPtr + i * 4; - const envEntry = UTF8ToString(HEAPU32[envPointer >> 2]); - const splitAt = envEntry.indexOf("="); - if (splitAt === -1) { - continue; - } - const key = envEntry.substring(0, splitAt); - const value = envEntry.substring(splitAt + 1); - envObject[key] = value; - } - } - var std = {}; - for (var i = 0; i < descriptorsLength; i++) { - const descriptorPtr = HEAPU32[(descriptorsPtr + i * 4) >> 2]; - std[HEAPU32[descriptorPtr >> 2]] = { - child: HEAPU32[(descriptorPtr + 4) >> 2], - parent: HEAPU32[(descriptorPtr + 8) >> 2] - }; - } - return Asyncify.handleSleep(async wakeUp => { - let cp; - try { - const options = {}; - if (cwdstr !== null) { - options.cwd = cwdstr; - } - if (envObject !== null) { - options.env = envObject; - } - cp = PHPWASM.spawnProcess(cmdstr, argsArray, options); - if (cp instanceof Promise) { - cp = await cp; - } - } catch (e) { - if (e.code === "SPAWN_UNSUPPORTED") { - wakeUp(1); - return; - } - console.error(e); - wakeUp(1); - throw e; - } - const ProcInfo = { - pid: cp.pid, - exited: false, - stdinFd: std[0]?.child, - stdinIsDevice: std[0]?.child in PHPWASM.input_devices, - stdoutChildFd: std[1]?.child, - stdoutParentFd: std[1]?.parent, - stderrChildFd: std[2]?.child, - stderrParentFd: std[2]?.parent, - stdout: new PHPWASM.EventEmitter, - stderr: new PHPWASM.EventEmitter - }; - if (ProcInfo.stdoutChildFd) PHPWASM.child_proc_by_fd[ProcInfo.stdoutChildFd] = ProcInfo; - if (ProcInfo.stderrChildFd) PHPWASM.child_proc_by_fd[ProcInfo.stderrChildFd] = ProcInfo; - if (ProcInfo.stdoutParentFd) PHPWASM.child_proc_by_fd[ProcInfo.stdoutParentFd] = ProcInfo; - if (ProcInfo.stderrParentFd) PHPWASM.child_proc_by_fd[ProcInfo.stderrParentFd] = ProcInfo; - PHPWASM.child_proc_by_pid[ProcInfo.pid] = ProcInfo; - cp.on("exit", function(code) { - ProcInfo.exitCode = code; - ProcInfo.exited = true; - ProcInfo.stdout.emit("data"); - ProcInfo.stderr.emit("data"); - }); - if (ProcInfo.stdoutChildFd) { - const stdoutStream = SYSCALLS.getStreamFromFD(ProcInfo.stdoutChildFd); - let stdoutAt = 0; - cp.stdout.on("data", function(data) { - ProcInfo.stdout.emit("data", data); - stdoutStream.stream_ops.write(stdoutStream, data, 0, data.length, stdoutAt); - stdoutAt += data.length; - }); - } - if (ProcInfo.stderrChildFd) { - const stderrStream = SYSCALLS.getStreamFromFD(ProcInfo.stderrChildFd); - let stderrAt = 0; - cp.stderr.on("data", function(data) { - ProcInfo.stderr.emit("data", data); - stderrStream.stream_ops.write(stderrStream, data, 0, data.length, stderrAt); - stderrAt += data.length; - }); - } - /** - * Wait until the child process has been spawned. - * Unfortunately there is no Node.js API to check whether - * the process has already been spawned. We can only listen - * to the 'spawn' event and if it has already been spawned, - * listen to the 'exit' event. - */ try { - await new Promise((resolve, reject) => { - cp.on("spawn", resolve); - cp.on("error", reject); - }); - } catch (e) { - console.error(e); - wakeUp(1); - return; - } - if (ProcInfo.stdinIsDevice) { - PHPWASM.input_devices[ProcInfo.stdinFd].onData(function(data) { - if (!data) return; - const dataStr = new TextDecoder("utf-8").decode(data); - cp.stdin.write(dataStr); - }); - wakeUp(ProcInfo.pid); - return; - } - if (ProcInfo.stdinFd) { - const stdinStream = SYSCALLS.getStreamFromFD(ProcInfo.stdinFd); - if (stdinStream.node) { - const CHUNK_SIZE = 1024; - const buffer = new Uint8Array(CHUNK_SIZE); - let offset = 0; - while (true) { - const bytesRead = stdinStream.stream_ops.read(stdinStream, buffer, 0, CHUNK_SIZE, offset); - if (bytesRead === null || bytesRead === 0) { - break; - } - try { - cp.stdin.write(buffer.subarray(0, bytesRead)); - } catch (e) { - console.error(e); - return 1; - } - if (bytesRead < CHUNK_SIZE) { - break; - } - offset += bytesRead; - } - wakeUp(ProcInfo.pid); - return; - } - } - wakeUp(ProcInfo.pid); - }); -} - -function _js_process_status(pid, exitCodePtr) { - if (!PHPWASM.child_proc_by_pid[pid]) { - return -1; - } - if (PHPWASM.child_proc_by_pid[pid].exited) { - HEAPU32[exitCodePtr >> 2] = PHPWASM.child_proc_by_pid[pid].exitCode; - return 1; - } - return 0; -} - -function _js_waitpid(pid, exitCodePtr) { - if (!PHPWASM.child_proc_by_pid[pid]) { - return -1; - } - return Asyncify.handleSleep(wakeUp => { - const poll = function() { - if (PHPWASM.child_proc_by_pid[pid]?.exited) { - HEAPU32[exitCodePtr >> 2] = PHPWASM.child_proc_by_pid[pid].exitCode; - wakeUp(pid); - } else { - setTimeout(poll, 50); - } - }; - poll(); - }); -} - -var arraySum = (array, index) => { - var sum = 0; - for (var i = 0; i <= index; sum += array[i++]) {} - return sum; -}; - -var MONTH_DAYS_LEAP = [ 31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 ]; - -var MONTH_DAYS_REGULAR = [ 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 ]; - -var addDays = (date, days) => { - var newDate = new Date(date.getTime()); - while (days > 0) { - var leap = isLeapYear(newDate.getFullYear()); - var currentMonth = newDate.getMonth(); - var daysInCurrentMonth = (leap ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR)[currentMonth]; - if (days > daysInCurrentMonth - newDate.getDate()) { - days -= (daysInCurrentMonth - newDate.getDate() + 1); - newDate.setDate(1); - if (currentMonth < 11) { - newDate.setMonth(currentMonth + 1); - } else { - newDate.setMonth(0); - newDate.setFullYear(newDate.getFullYear() + 1); - } - } else { - newDate.setDate(newDate.getDate() + days); - return newDate; - } - } - return newDate; -}; - -var writeArrayToMemory = (array, buffer) => { - HEAP8.set(array, buffer); -}; - -var _strftime = (s, maxsize, format, tm) => { - var tm_zone = HEAPU32[(((tm) + (40)) >> 2)]; - var date = { - tm_sec: HEAP32[((tm) >> 2)], - tm_min: HEAP32[(((tm) + (4)) >> 2)], - tm_hour: HEAP32[(((tm) + (8)) >> 2)], - tm_mday: HEAP32[(((tm) + (12)) >> 2)], - tm_mon: HEAP32[(((tm) + (16)) >> 2)], - tm_year: HEAP32[(((tm) + (20)) >> 2)], - tm_wday: HEAP32[(((tm) + (24)) >> 2)], - tm_yday: HEAP32[(((tm) + (28)) >> 2)], - tm_isdst: HEAP32[(((tm) + (32)) >> 2)], - tm_gmtoff: HEAP32[(((tm) + (36)) >> 2)], - tm_zone: tm_zone ? UTF8ToString(tm_zone) : "" - }; - var pattern = UTF8ToString(format); - var EXPANSION_RULES_1 = { - "%c": "%a %b %d %H:%M:%S %Y", - "%D": "%m/%d/%y", - "%F": "%Y-%m-%d", - "%h": "%b", - "%r": "%I:%M:%S %p", - "%R": "%H:%M", - "%T": "%H:%M:%S", - "%x": "%m/%d/%y", - "%X": "%H:%M:%S", - "%Ec": "%c", - "%EC": "%C", - "%Ex": "%m/%d/%y", - "%EX": "%H:%M:%S", - "%Ey": "%y", - "%EY": "%Y", - "%Od": "%d", - "%Oe": "%e", - "%OH": "%H", - "%OI": "%I", - "%Om": "%m", - "%OM": "%M", - "%OS": "%S", - "%Ou": "%u", - "%OU": "%U", - "%OV": "%V", - "%Ow": "%w", - "%OW": "%W", - "%Oy": "%y" - }; - for (var rule in EXPANSION_RULES_1) { - pattern = pattern.replace(new RegExp(rule, "g"), EXPANSION_RULES_1[rule]); - } - var WEEKDAYS = [ "Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday" ]; - var MONTHS = [ "January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December" ]; - function leadingSomething(value, digits, character) { - var str = typeof value == "number" ? value.toString() : (value || ""); - while (str.length < digits) { - str = character[0] + str; - } - return str; - } - function leadingNulls(value, digits) { - return leadingSomething(value, digits, "0"); - } - function compareByDay(date1, date2) { - function sgn(value) { - return value < 0 ? -1 : (value > 0 ? 1 : 0); - } - var compare; - if ((compare = sgn(date1.getFullYear() - date2.getFullYear())) === 0) { - if ((compare = sgn(date1.getMonth() - date2.getMonth())) === 0) { - compare = sgn(date1.getDate() - date2.getDate()); - } - } - return compare; - } - function getFirstWeekStartDate(janFourth) { - switch (janFourth.getDay()) { - case 0: - return new Date(janFourth.getFullYear() - 1, 11, 29); - - case 1: - return janFourth; - - case 2: - return new Date(janFourth.getFullYear(), 0, 3); - - case 3: - return new Date(janFourth.getFullYear(), 0, 2); - - case 4: - return new Date(janFourth.getFullYear(), 0, 1); - - case 5: - return new Date(janFourth.getFullYear() - 1, 11, 31); - - case 6: - return new Date(janFourth.getFullYear() - 1, 11, 30); - } - } - function getWeekBasedYear(date) { - var thisDate = addDays(new Date(date.tm_year + 1900, 0, 1), date.tm_yday); - var janFourthThisYear = new Date(thisDate.getFullYear(), 0, 4); - var janFourthNextYear = new Date(thisDate.getFullYear() + 1, 0, 4); - var firstWeekStartThisYear = getFirstWeekStartDate(janFourthThisYear); - var firstWeekStartNextYear = getFirstWeekStartDate(janFourthNextYear); - if (compareByDay(firstWeekStartThisYear, thisDate) <= 0) { - if (compareByDay(firstWeekStartNextYear, thisDate) <= 0) { - return thisDate.getFullYear() + 1; - } - return thisDate.getFullYear(); - } - return thisDate.getFullYear() - 1; - } - var EXPANSION_RULES_2 = { - "%a": date => WEEKDAYS[date.tm_wday].substring(0, 3), - "%A": date => WEEKDAYS[date.tm_wday], - "%b": date => MONTHS[date.tm_mon].substring(0, 3), - "%B": date => MONTHS[date.tm_mon], - "%C": date => { - var year = date.tm_year + 1900; - return leadingNulls((year / 100) | 0, 2); - }, - "%d": date => leadingNulls(date.tm_mday, 2), - "%e": date => leadingSomething(date.tm_mday, 2, " "), - "%g": date => getWeekBasedYear(date).toString().substring(2), - "%G": getWeekBasedYear, - "%H": date => leadingNulls(date.tm_hour, 2), - "%I": date => { - var twelveHour = date.tm_hour; - if (twelveHour == 0) twelveHour = 12; else if (twelveHour > 12) twelveHour -= 12; - return leadingNulls(twelveHour, 2); - }, - "%j": date => leadingNulls(date.tm_mday + arraySum(isLeapYear(date.tm_year + 1900) ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, date.tm_mon - 1), 3), - "%m": date => leadingNulls(date.tm_mon + 1, 2), - "%M": date => leadingNulls(date.tm_min, 2), - "%n": () => "\n", - "%p": date => { - if (date.tm_hour >= 0 && date.tm_hour < 12) { - return "AM"; - } - return "PM"; - }, - "%S": date => leadingNulls(date.tm_sec, 2), - "%t": () => "\t", - "%u": date => date.tm_wday || 7, - "%U": date => { - var days = date.tm_yday + 7 - date.tm_wday; - return leadingNulls(Math.floor(days / 7), 2); - }, - "%V": date => { - var val = Math.floor((date.tm_yday + 7 - (date.tm_wday + 6) % 7) / 7); - if ((date.tm_wday + 371 - date.tm_yday - 2) % 7 <= 2) { - val++; - } - if (!val) { - val = 52; - var dec31 = (date.tm_wday + 7 - date.tm_yday - 1) % 7; - if (dec31 == 4 || (dec31 == 5 && isLeapYear(date.tm_year % 400 - 1))) { - val++; - } - } else if (val == 53) { - var jan1 = (date.tm_wday + 371 - date.tm_yday) % 7; - if (jan1 != 4 && (jan1 != 3 || !isLeapYear(date.tm_year))) val = 1; - } - return leadingNulls(val, 2); - }, - "%w": date => date.tm_wday, - "%W": date => { - var days = date.tm_yday + 7 - ((date.tm_wday + 6) % 7); - return leadingNulls(Math.floor(days / 7), 2); - }, - "%y": date => (date.tm_year + 1900).toString().substring(2), - "%Y": date => date.tm_year + 1900, - "%z": date => { - var off = date.tm_gmtoff; - var ahead = off >= 0; - off = Math.abs(off) / 60; - off = (off / 60) * 100 + (off % 60); - return (ahead ? "+" : "-") + String("0000" + off).slice(-4); - }, - "%Z": date => date.tm_zone, - "%%": () => "%" - }; - pattern = pattern.replace(/%%/g, "\0\0"); - for (var rule in EXPANSION_RULES_2) { - if (pattern.includes(rule)) { - pattern = pattern.replace(new RegExp(rule, "g"), EXPANSION_RULES_2[rule](date)); - } - } - pattern = pattern.replace(/\0\0/g, "%"); - var bytes = intArrayFromString(pattern, false); - if (bytes.length > maxsize) { - return 0; - } - writeArrayToMemory(bytes, s); - return bytes.length - 1; -}; - -var _strftime_l = (s, maxsize, format, tm, loc) => _strftime(s, maxsize, format, tm); - -var _strptime = (buf, format, tm) => { - var pattern = UTF8ToString(format); - var SPECIAL_CHARS = "\\!@#$^&*()+=-[]/{}|:<>?,."; - for (var i = 0, ii = SPECIAL_CHARS.length; i < ii; ++i) { - pattern = pattern.replace(new RegExp("\\" + SPECIAL_CHARS[i], "g"), "\\" + SPECIAL_CHARS[i]); - } - var EQUIVALENT_MATCHERS = { - "A": "%a", - "B": "%b", - "c": "%a %b %d %H:%M:%S %Y", - "D": "%m\\/%d\\/%y", - "e": "%d", - "F": "%Y-%m-%d", - "h": "%b", - "R": "%H\\:%M", - "r": "%I\\:%M\\:%S\\s%p", - "T": "%H\\:%M\\:%S", - "x": "%m\\/%d\\/(?:%y|%Y)", - "X": "%H\\:%M\\:%S" - }; - var DATE_PATTERNS = { - /* weekday name */ "a": "(?:Sun(?:day)?)|(?:Mon(?:day)?)|(?:Tue(?:sday)?)|(?:Wed(?:nesday)?)|(?:Thu(?:rsday)?)|(?:Fri(?:day)?)|(?:Sat(?:urday)?)", - /* month name */ "b": "(?:Jan(?:uary)?)|(?:Feb(?:ruary)?)|(?:Mar(?:ch)?)|(?:Apr(?:il)?)|May|(?:Jun(?:e)?)|(?:Jul(?:y)?)|(?:Aug(?:ust)?)|(?:Sep(?:tember)?)|(?:Oct(?:ober)?)|(?:Nov(?:ember)?)|(?:Dec(?:ember)?)", - /* century */ "C": "\\d\\d", - /* day of month */ "d": "0[1-9]|[1-9](?!\\d)|1\\d|2\\d|30|31", - /* hour (24hr) */ "H": "\\d(?!\\d)|[0,1]\\d|20|21|22|23", - /* hour (12hr) */ "I": "\\d(?!\\d)|0\\d|10|11|12", - /* day of year */ "j": "00[1-9]|0?[1-9](?!\\d)|0?[1-9]\\d(?!\\d)|[1,2]\\d\\d|3[0-6]\\d", - /* month */ "m": "0[1-9]|[1-9](?!\\d)|10|11|12", - /* minutes */ "M": "0\\d|\\d(?!\\d)|[1-5]\\d", - /* whitespace */ "n": " ", - /* AM/PM */ "p": "AM|am|PM|pm|A\\.M\\.|a\\.m\\.|P\\.M\\.|p\\.m\\.", - /* seconds */ "S": "0\\d|\\d(?!\\d)|[1-5]\\d|60", - /* week number */ "U": "0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53", - /* week number */ "W": "0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53", - /* weekday number */ "w": "[0-6]", - /* 2-digit year */ "y": "\\d\\d", - /* 4-digit year */ "Y": "\\d\\d\\d\\d", - /* whitespace */ "t": " ", - /* time zone */ "z": "Z|(?:[\\+\\-]\\d\\d:?(?:\\d\\d)?)" - }; - var MONTH_NUMBERS = { - JAN: 0, - FEB: 1, - MAR: 2, - APR: 3, - MAY: 4, - JUN: 5, - JUL: 6, - AUG: 7, - SEP: 8, - OCT: 9, - NOV: 10, - DEC: 11 - }; - var DAY_NUMBERS_SUN_FIRST = { - SUN: 0, - MON: 1, - TUE: 2, - WED: 3, - THU: 4, - FRI: 5, - SAT: 6 - }; - var DAY_NUMBERS_MON_FIRST = { - MON: 0, - TUE: 1, - WED: 2, - THU: 3, - FRI: 4, - SAT: 5, - SUN: 6 - }; - var capture = []; - var pattern_out = pattern.replace(/%(.)/g, (m, c) => EQUIVALENT_MATCHERS[c] || m).replace(/%(.)/g, (_, c) => { - let pat = DATE_PATTERNS[c]; - if (pat) { - capture.push(c); - return `(${pat})`; - } else { - return c; - } - }).replace(/\s+/g, "\\s*"); - var matches = new RegExp("^" + pattern_out, "i").exec(UTF8ToString(buf)); - function initDate() { - function fixup(value, min, max) { - return (typeof value != "number" || isNaN(value)) ? min : (value >= min ? (value <= max ? value : max) : min); - } - return { - year: fixup(HEAP32[(((tm) + (20)) >> 2)] + 1900, 1970, 9999), - month: fixup(HEAP32[(((tm) + (16)) >> 2)], 0, 11), - day: fixup(HEAP32[(((tm) + (12)) >> 2)], 1, 31), - hour: fixup(HEAP32[(((tm) + (8)) >> 2)], 0, 23), - min: fixup(HEAP32[(((tm) + (4)) >> 2)], 0, 59), - sec: fixup(HEAP32[((tm) >> 2)], 0, 59), - gmtoff: 0 - }; - } - if (matches) { - var date = initDate(); - var value; - var getMatch = symbol => { - var pos = capture.indexOf(symbol); - if (pos >= 0) { - return matches[pos + 1]; - } - return; - }; - if ((value = getMatch("S"))) { - date.sec = jstoi_q(value); - } - if ((value = getMatch("M"))) { - date.min = jstoi_q(value); - } - if ((value = getMatch("H"))) { - date.hour = jstoi_q(value); - } else if ((value = getMatch("I"))) { - var hour = jstoi_q(value); - if ((value = getMatch("p"))) { - hour += value.toUpperCase()[0] === "P" ? 12 : 0; - } - date.hour = hour; - } - if ((value = getMatch("Y"))) { - date.year = jstoi_q(value); - } else if ((value = getMatch("y"))) { - var year = jstoi_q(value); - if ((value = getMatch("C"))) { - year += jstoi_q(value) * 100; - } else { - year += year < 69 ? 2e3 : 1900; - } - date.year = year; - } - if ((value = getMatch("m"))) { - date.month = jstoi_q(value) - 1; - } else if ((value = getMatch("b"))) { - date.month = MONTH_NUMBERS[value.substring(0, 3).toUpperCase()] || 0; - } - if ((value = getMatch("d"))) { - date.day = jstoi_q(value); - } else if ((value = getMatch("j"))) { - var day = jstoi_q(value); - var leapYear = isLeapYear(date.year); - for (var month = 0; month < 12; ++month) { - var daysUntilMonth = arraySum(leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, month - 1); - if (day <= daysUntilMonth + (leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR)[month]) { - date.day = day - daysUntilMonth; - } - } - } else if ((value = getMatch("a"))) { - var weekDay = value.substring(0, 3).toUpperCase(); - if ((value = getMatch("U"))) { - var weekDayNumber = DAY_NUMBERS_SUN_FIRST[weekDay]; - var weekNumber = jstoi_q(value); - var janFirst = new Date(date.year, 0, 1); - var endDate; - if (janFirst.getDay() === 0) { - endDate = addDays(janFirst, weekDayNumber + 7 * (weekNumber - 1)); - } else { - endDate = addDays(janFirst, 7 - janFirst.getDay() + weekDayNumber + 7 * (weekNumber - 1)); - } - date.day = endDate.getDate(); - date.month = endDate.getMonth(); - } else if ((value = getMatch("W"))) { - var weekDayNumber = DAY_NUMBERS_MON_FIRST[weekDay]; - var weekNumber = jstoi_q(value); - var janFirst = new Date(date.year, 0, 1); - var endDate; - if (janFirst.getDay() === 1) { - endDate = addDays(janFirst, weekDayNumber + 7 * (weekNumber - 1)); - } else { - endDate = addDays(janFirst, 7 - janFirst.getDay() + 1 + weekDayNumber + 7 * (weekNumber - 1)); - } - date.day = endDate.getDate(); - date.month = endDate.getMonth(); - } - } - if ((value = getMatch("z"))) { - if (value.toLowerCase() === "z") { - date.gmtoff = 0; - } else { - var match = value.match(/^((?:\-|\+)\d\d):?(\d\d)?/); - date.gmtoff = match[1] * 3600; - if (match[2]) { - date.gmtoff += date.gmtoff > 0 ? match[2] * 60 : -match[2] * 60; - } - } - } - /* + // The rest of the code comes from the built php.js file and esm-suffix.js + // include: shell.js + // The Module object: Our interface to the outside world. We import + // and export values on it. There are various ways Module can be used: + // 1. Not defined. We create it here + // 2. A function parameter, function(moduleArg) => Promise + // 3. pre-run appended it, var Module = {}; ..generated code.. + // 4. External script tag defines var Module. + // We need to check if Module already exists (e.g. case 3 above). + // Substitution will be replaced with actual code on later stage of the build, + // this way Closure Compiler will not mangle it (e.g. case 4. above). + // Note that if you want to run closure, and also to use Module + // after the generated code, you will need to define var Module = {}; + // before the code. Then that object will be used in the code, and you + // can continue to use Module afterwards as well. + var Module = typeof PHPLoader != 'undefined' ? PHPLoader : {}; + + var ENVIRONMENT_IS_WORKER = RuntimeName === 'WORKER'; + + var ENVIRONMENT_IS_NODE = RuntimeName === 'NODE'; + + if (ENVIRONMENT_IS_NODE) { + } + + // --pre-jses are emitted after the Module integration code, so that they can + // refer to Module (if they choose; they can also define Module) + // Sometimes an existing Module object exists with properties + // meant to overwrite the default module functionality. Here + // we collect those properties and reapply _after_ we configure + // the current environment's defaults to avoid having to be so + // defensive during initialization. + var moduleOverrides = Object.assign({}, Module); + + var arguments_ = []; + + var thisProgram = './this.program'; + + var quit_ = (status, toThrow) => { + throw toThrow; + }; + + // `/` should be present at the end if `scriptDirectory` is not empty + var scriptDirectory = ''; + + function locateFile(path) { + if (Module['locateFile']) { + return Module['locateFile'](path, scriptDirectory); + } + return scriptDirectory + path; + } + + // Hooks that are implemented differently in different runtime environments. + var readAsync, readBinary; + + if (ENVIRONMENT_IS_NODE) { + // These modules will usually be used on Node.js. Load them eagerly to avoid + // the complexity of lazy-loading. + var fs = require('fs'); + var nodePath = require('path'); + scriptDirectory = __dirname + '/'; + // include: node_shell_read.js + readBinary = (filename) => { + // We need to re-wrap `file://` strings to URLs. + filename = isFileURI(filename) ? new URL(filename) : filename; + var ret = fs.readFileSync(filename); + return ret; + }; + readAsync = async (filename, binary = true) => { + // See the comment in the `readBinary` function. + filename = isFileURI(filename) ? new URL(filename) : filename; + var ret = fs.readFileSync(filename, binary ? undefined : 'utf8'); + return ret; + }; + // end include: node_shell_read.js + if (!Module['thisProgram'] && process.argv.length > 1) { + thisProgram = process.argv[1].replace(/\\/g, '/'); + } + arguments_ = process.argv.slice(2); + if (typeof module != 'undefined') { + module['exports'] = Module; + } + quit_ = (status, toThrow) => { + process.exitCode = status; + throw toThrow; + }; + } // Note that this includes Node.js workers when relevant (pthreads is enabled). + // Node.js workers are detected as a combination of ENVIRONMENT_IS_WORKER and + // ENVIRONMENT_IS_NODE. + else { + } + + var out = Module['print'] || console.log.bind(console); + + var err = Module['printErr'] || console.error.bind(console); + + // Merge back in the overrides + Object.assign(Module, moduleOverrides); + + // Free the object hierarchy contained in the overrides, this lets the GC + // reclaim data used. + moduleOverrides = null; + + // Emit code to handle expected values on the Module object. This applies Module.x + // to the proper local x. This has two benefits: first, we only emit it if it is + // expected to arrive, and second, by using a local everywhere else that can be + // minified. + if (Module['arguments']) arguments_ = Module['arguments']; + + if (Module['thisProgram']) thisProgram = Module['thisProgram']; + if (Module['quit']) quit_ = Module['quit']; + + // perform assertions in shell.js after we set up out() and err(), as otherwise if an assertion fails it cannot print the message + // end include: shell.js + // include: preamble.js + // === Preamble library stuff === + // Documentation for the public APIs defined in this file must be updated in: + // site/source/docs/api_reference/preamble.js.rst + // A prebuilt local version of the documentation is available at: + // site/build/text/docs/api_reference/preamble.js.txt + // You can also build docs locally as HTML or other formats in site/ + // An online HTML version (which may be of a different version of Emscripten) + // is up at http://kripken.github.io/emscripten-site/docs/api_reference/preamble.js.html + var wasmBinary = Module['wasmBinary']; + + // end include: base64Utils.js + // Wasm globals + var wasmMemory; + + //======================================== + // Runtime essentials + //======================================== + // whether we are quitting the application. no code should run after this. + // set in exit() and abort() + var ABORT = false; + + // set by exit() and abort(). Passed to 'onExit' handler. + // NOTE: This is also used as the process return code code in shell environments + // but only when noExitRuntime is false. + var EXITSTATUS; + + // In STRICT mode, we only define assert() when ASSERTIONS is set. i.e. we + // don't define it at all in release modes. This matches the behaviour of + // MINIMAL_RUNTIME. + // TODO(sbc): Make this the default even without STRICT enabled. + /** @type {function(*, string=)} */ function assert(condition, text) { + if (!condition) { + // This build was created without ASSERTIONS defined. `assert()` should not + // ever be called in this configuration but in case there are callers in + // the wild leave this simple abort() implementation here for now. + abort(text); + } + } + + // Memory management + var /** @type {!Int8Array} */ HEAP8, + /** @type {!Uint8Array} */ HEAPU8, + /** @type {!Int16Array} */ HEAP16, + /** @type {!Uint16Array} */ HEAPU16, + /** @type {!Int32Array} */ HEAP32, + /** @type {!Uint32Array} */ HEAPU32, + /** @type {!Float32Array} */ HEAPF32, + /** @type {!Float64Array} */ HEAPF64; + + // include: runtime_shared.js + function updateMemoryViews() { + var b = wasmMemory.buffer; + Module['HEAP8'] = HEAP8 = new Int8Array(b); + Module['HEAP16'] = HEAP16 = new Int16Array(b); + Module['HEAPU8'] = HEAPU8 = new Uint8Array(b); + Module['HEAPU16'] = HEAPU16 = new Uint16Array(b); + Module['HEAP32'] = HEAP32 = new Int32Array(b); + Module['HEAPU32'] = HEAPU32 = new Uint32Array(b); + Module['HEAPF32'] = HEAPF32 = new Float32Array(b); + Module['HEAPF64'] = HEAPF64 = new Float64Array(b); + } + + // end include: runtime_shared.js + // include: runtime_stack_check.js + // end include: runtime_stack_check.js + var __ATPRERUN__ = []; + + // functions called before the runtime is initialized + var __ATINIT__ = []; + + // functions called during startup + var __ATEXIT__ = []; + + // functions called during shutdown + var __ATPOSTRUN__ = []; + + // functions called after the main() is called + var runtimeInitialized = false; + + var runtimeExited = false; + + function preRun() { + if (Module['preRun']) { + if (typeof Module['preRun'] == 'function') + Module['preRun'] = [Module['preRun']]; + while (Module['preRun'].length) { + addOnPreRun(Module['preRun'].shift()); + } + } + callRuntimeCallbacks(__ATPRERUN__); + } + + function initRuntime() { + runtimeInitialized = true; + SOCKFS.root = FS.mount(SOCKFS, {}, null); + if (!Module['noFSInit'] && !FS.initialized) FS.init(); + FS.ignorePermissions = false; + TTY.init(); + PIPEFS.root = FS.mount(PIPEFS, {}, null); + callRuntimeCallbacks(__ATINIT__); + } + + function exitRuntime() { + ___funcs_on_exit(); + // Native atexit() functions + callRuntimeCallbacks(__ATEXIT__); + FS.quit(); + TTY.shutdown(); + runtimeExited = true; + } + + function postRun() { + if (Module['postRun']) { + if (typeof Module['postRun'] == 'function') + Module['postRun'] = [Module['postRun']]; + while (Module['postRun'].length) { + addOnPostRun(Module['postRun'].shift()); + } + } + callRuntimeCallbacks(__ATPOSTRUN__); + } + + function addOnPreRun(cb) { + __ATPRERUN__.unshift(cb); + } + + function addOnInit(cb) { + __ATINIT__.unshift(cb); + } + + function addOnPostRun(cb) { + __ATPOSTRUN__.unshift(cb); + } + + // include: runtime_math.js + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/imul + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/fround + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/clz32 + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/trunc + // end include: runtime_math.js + // A counter of dependencies for calling run(). If we need to + // do asynchronous work before running, increment this and + // decrement it. Incrementing must happen in a place like + // Module.preRun (used by emcc to add file preloading). + // Note that you can add dependencies in preRun, even though + // it happens right before run - run will be postponed until + // the dependencies are met. + var runDependencies = 0; + + var dependenciesFulfilled = null; + + // overridden to take different actions when all run dependencies are fulfilled + function getUniqueRunDependency(id) { + return id; + } + + function addRunDependency(id) { + runDependencies++; + Module['monitorRunDependencies']?.(runDependencies); + } + + function removeRunDependency(id) { + runDependencies--; + Module['monitorRunDependencies']?.(runDependencies); + if (runDependencies == 0) { + if (dependenciesFulfilled) { + var callback = dependenciesFulfilled; + dependenciesFulfilled = null; + callback(); + } + } + } + + /** @param {string|number=} what */ function abort(what) { + Module['onAbort']?.(what); + what = 'Aborted(' + what + ')'; + // TODO(sbc): Should we remove printing and leave it up to whoever + // catches the exception? + err(what); + ABORT = true; + what += '. Build with -sASSERTIONS for more info.'; + // Use a wasm runtime error, because a JS error might be seen as a foreign + // exception, which means we'd run destructors on it. We need the error to + // simply make the program stop. + // FIXME This approach does not work in Wasm EH because it currently does not assume + // all RuntimeErrors are from traps; it decides whether a RuntimeError is from + // a trap or not based on a hidden field within the object. So at the moment + // we don't have a way of throwing a wasm trap from JS. TODO Make a JS API that + // allows this in the wasm spec. + // Suppress closure compiler warning here. Closure compiler's builtin extern + // definition for WebAssembly.RuntimeError claims it takes no arguments even + // though it can. + // TODO(https://github.com/google/closure-compiler/pull/3913): Remove if/when upstream closure gets fixed. + /** @suppress {checkTypes} */ var e = new WebAssembly.RuntimeError( + what + ); + // Throw the error whether or not MODULARIZE is set because abort is used + // in code paths apart from instantiation where an exception is expected + // to be thrown when abort is called. + throw e; + } + + // include: memoryprofiler.js + // end include: memoryprofiler.js + // include: URIUtils.js + // Prefix of data URIs emitted by SINGLE_FILE and related options. + var dataURIPrefix = 'data:application/octet-stream;base64,'; + + /** + * Indicates whether filename is a base64 data URI. + * @noinline + */ var isDataURI = (filename) => filename.startsWith(dataURIPrefix); + + /** + * Indicates whether filename is delivered via file protocol (as opposed to http/https) + * @noinline + */ var isFileURI = (filename) => filename.startsWith('file://'); + + // end include: URIUtils.js + // include: runtime_exceptions.js + // end include: runtime_exceptions.js + function findWasmBinary() { + var f = dependencyFilename; + if (!isDataURI(f)) { + return locateFile(f); + } + return f; + } + + var wasmBinaryFile; + + function getBinarySync(file) { + if (file == wasmBinaryFile && wasmBinary) { + return new Uint8Array(wasmBinary); + } + if (readBinary) { + return readBinary(file); + } + throw 'both async and sync fetching of the wasm failed'; + } + + async function getWasmBinary(binaryFile) { + // If we don't have the binary yet, load it asynchronously using readAsync. + if (!wasmBinary) { + // Fetch the binary using readAsync + try { + var response = await readAsync(binaryFile); + return new Uint8Array(response); + } catch {} + } + // Otherwise, getBinarySync should be able to get it synchronously + return getBinarySync(binaryFile); + } + + async function instantiateArrayBuffer(binaryFile, imports) { + try { + var binary = await getWasmBinary(binaryFile); + var instance = await WebAssembly.instantiate(binary, imports); + return instance; + } catch (reason) { + err(`failed to asynchronously prepare wasm: ${reason}`); + abort(reason); + } + } + + async function instantiateAsync(binary, binaryFile, imports) { + if ( + !binary && + typeof WebAssembly.instantiateStreaming == 'function' && + !isDataURI(binaryFile) && // Avoid instantiateStreaming() on Node.js environment for now, as while + // Node.js v18.1.0 implements it, it does not have a full fetch() + // implementation yet. + // Reference: + // https://github.com/emscripten-core/emscripten/pull/16917 + !ENVIRONMENT_IS_NODE && + typeof fetch == 'function' + ) { + try { + var response = fetch(binaryFile, { + credentials: 'same-origin', + }); + var instantiationResult = + await WebAssembly.instantiateStreaming(response, imports); + return instantiationResult; + } catch (reason) { + // We expect the most common failure cause to be a bad MIME type for the binary, + // in which case falling back to ArrayBuffer instantiation should work. + err(`wasm streaming compile failed: ${reason}`); + err('falling back to ArrayBuffer instantiation'); + } + } + return instantiateArrayBuffer(binaryFile, imports); + } + + function getWasmImports() { + // prepare imports + return { + a: wasmImports, + }; + } + + // Create the wasm instance. + // Receives the wasm imports, returns the exports. + async function createWasm() { + // Load the wasm module and create an instance of using native support in the JS engine. + // handle a generated wasm instance, receiving its exports and + // performing other necessary setup + /** @param {WebAssembly.Module=} module*/ function receiveInstance( + instance, + module + ) { + wasmExports = instance.exports; + wasmExports = Asyncify.instrumentWasmExports(wasmExports); + Module['wasmExports'] = wasmExports; + wasmMemory = wasmExports['ab']; + updateMemoryViews(); + wasmTable = wasmExports['cb']; + addOnInit(wasmExports['bb']); + removeRunDependency('wasm-instantiate'); + return wasmExports; + } + // wait for the pthread pool (if any) + addRunDependency('wasm-instantiate'); + // Prefer streaming instantiation if available. + function receiveInstantiationResult(result) { + // 'result' is a ResultObject object which has both the module and instance. + // receiveInstance() will swap in the exports (to Module.asm) so they can be called + // TODO: Due to Closure regression https://github.com/google/closure-compiler/issues/3193, the above line no longer optimizes out down to the following line. + // When the regression is fixed, can restore the above PTHREADS-enabled path. + receiveInstance(result['instance']); + } + var info = getWasmImports(); + // User shell pages can write their own Module.instantiateWasm = function(imports, successCallback) callback + // to manually instantiate the Wasm module themselves. This allows pages to + // run the instantiation parallel to any other async startup actions they are + // performing. + // Also pthreads and wasm workers initialize the wasm instance through this + // path. + if (Module['instantiateWasm']) { + try { + return Module['instantiateWasm'](info, receiveInstance); + } catch (e) { + err(`Module.instantiateWasm callback failed with error: ${e}`); + return false; + } + } + wasmBinaryFile ??= findWasmBinary(); + var result = await instantiateAsync(wasmBinary, wasmBinaryFile, info); + receiveInstantiationResult(result); + return result; + } + + // Globals used by JS i64 conversions (see makeSetValue) + var tempDouble; + + var tempI64; + + // include: runtime_debug.js + // end include: runtime_debug.js + // === Body === + function js_popen_to_file(command, mode, exitCodePtr) { + const returnCallback = (resolver) => Asyncify.handleSleep(resolver); + if (!command) return 1; + const cmdstr = UTF8ToString(command); + if (!cmdstr.length) return 0; + const modestr = UTF8ToString(mode); + if (!modestr.length) return 0; + if (modestr === 'w') { + console.error('popen($cmd, "w") is not implemented yet'); + } + return returnCallback(async (wakeUp) => { + let cp; + try { + cp = PHPWASM.spawnProcess(cmdstr, []); + if (cp instanceof Promise) { + cp = await cp; + } + } catch (e) { + console.error(e); + if (e.code === 'SPAWN_UNSUPPORTED') { + return 1; + } + throw e; + } + const outByteArrays = []; + cp.stdout.on('data', function (data) { + outByteArrays.push(data); + }); + const outputPath = '/tmp/popen_output'; + cp.on('exit', function (exitCode) { + const outBytes = new Uint8Array( + outByteArrays.reduce((acc, curr) => acc + curr.length, 0) + ); + let offset = 0; + for (const byteArray of outByteArrays) { + outBytes.set(byteArray, offset); + offset += byteArray.length; + } + FS.writeFile(outputPath, outBytes); + HEAPU8[exitCodePtr] = exitCode; + wakeUp(allocateUTF8OnStack(outputPath)); + }); + }); + } + + function wasm_poll_socket(socketd, events, timeout) { + const returnCallback = (resolver) => Asyncify.handleSleep(resolver); + const POLLIN = 1; + const POLLPRI = 2; + const POLLOUT = 4; + const POLLERR = 8; + const POLLHUP = 16; + const POLLNVAL = 32; + return returnCallback((wakeUp) => { + const polls = []; + if (socketd in PHPWASM.child_proc_by_fd) { + const procInfo = PHPWASM.child_proc_by_fd[socketd]; + if (procInfo.exited) { + wakeUp(0); + return; + } + polls.push(PHPWASM.awaitEvent(procInfo.stdout, 'data')); + } else if (FS.isSocket(FS.getStream(socketd)?.node.mode)) { + const sock = getSocketFromFD(socketd); + if (!sock) { + wakeUp(0); + return; + } + const lookingFor = new Set(); + if (events & POLLIN || events & POLLPRI) { + if (sock.server) { + for (const client of sock.pending) { + if ((client.recv_queue || []).length > 0) { + wakeUp(1); + return; + } + } + } else if ((sock.recv_queue || []).length > 0) { + wakeUp(1); + return; + } + } + const webSockets = PHPWASM.getAllWebSockets(sock); + if (!webSockets.length) { + wakeUp(0); + return; + } + for (const ws of webSockets) { + if (events & POLLIN || events & POLLPRI) { + polls.push(PHPWASM.awaitData(ws)); + lookingFor.add('POLLIN'); + } + if (events & POLLOUT) { + polls.push(PHPWASM.awaitConnection(ws)); + lookingFor.add('POLLOUT'); + } + if (events & POLLHUP) { + polls.push(PHPWASM.awaitClose(ws)); + lookingFor.add('POLLHUP'); + } + if (events & POLLERR || events & POLLNVAL) { + polls.push(PHPWASM.awaitError(ws)); + lookingFor.add('POLLERR'); + } + } + } else { + setTimeout(function () { + wakeUp(1); + }, timeout); + return; + } + if (polls.length === 0) { + console.warn( + 'Unsupported poll event ' + + events + + ', defaulting to setTimeout().' + ); + setTimeout(function () { + wakeUp(0); + }, timeout); + return; + } + const promises = polls.map(([promise]) => promise); + const clearPolling = () => polls.forEach(([, clear]) => clear()); + let awaken = false; + let timeoutId; + Promise.race(promises).then(function (results) { + if (!awaken) { + awaken = true; + wakeUp(1); + if (timeoutId) { + clearTimeout(timeoutId); + } + clearPolling(); + } + }); + if (timeout !== -1) { + timeoutId = setTimeout(function () { + if (!awaken) { + awaken = true; + wakeUp(0); + clearPolling(); + } + }, timeout); + } + }); + } + + function js_fd_read(fd, iov, iovcnt, pnum) { + const returnCallback = (resolver) => Asyncify.handleSleep(resolver); + if ( + Asyncify?.State?.Normal === undefined || + Asyncify?.state === Asyncify?.State?.Normal + ) { + var returnCode; + var stream; + let num = 0; + try { + stream = SYSCALLS.getStreamFromFD(fd); + const num = doReadv(stream, iov, iovcnt); + HEAPU32[pnum >> 2] = num; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) { + throw e; + } + if ( + e.errno !== 6 || + !(stream?.fd in PHPWASM.child_proc_by_fd) + ) { + HEAPU32[pnum >> 2] = 0; + return returnCode; + } + } + } + return returnCallback((wakeUp) => { + var retries = 0; + var interval = 50; + var timeout = 5e3; + var maxRetries = timeout / interval; + function poll() { + var returnCode; + var stream; + let num; + try { + stream = SYSCALLS.getStreamFromFD(fd); + num = doReadv(stream, iov, iovcnt); + returnCode = 0; + } catch (e) { + if ( + typeof FS == 'undefined' || + !(e.name === 'ErrnoError') + ) { + console.error(e); + throw e; + } + returnCode = e.errno; + } + const success = returnCode === 0; + const failure = + ++retries > maxRetries || + !(fd in PHPWASM.child_proc_by_fd) || + PHPWASM.child_proc_by_fd[fd]?.exited || + FS.isClosed(stream); + if (success) { + HEAPU32[pnum >> 2] = num; + wakeUp(0); + } else if (failure) { + HEAPU32[pnum >> 2] = 0; + wakeUp(returnCode === 6 ? 0 : returnCode); + } else { + setTimeout(poll, interval); + } + } + poll(); + }); + } + + function __asyncjs__js_module_onMessage(data, response_buffer) { + return Asyncify.handleAsync(async () => { + if (Module['onMessage']) { + const dataStr = UTF8ToString(data); + return Module['onMessage'](dataStr) + .then((response) => { + const responseBytes = + typeof response === 'string' + ? new TextEncoder().encode(response) + : response; + const responseSize = responseBytes.byteLength; + const responsePtr = _malloc(responseSize + 1); + HEAPU8.set(responseBytes, responsePtr); + HEAPU8[responsePtr + responseSize] = 0; + HEAPU8[response_buffer] = responsePtr; + HEAPU8[response_buffer + 1] = responsePtr >> 8; + HEAPU8[response_buffer + 2] = responsePtr >> 16; + HEAPU8[response_buffer + 3] = responsePtr >> 24; + return responseSize; + }) + .catch((e) => { + console.error(e); + return -1; + }); + } + }); + } + + // end include: preamble.js + class ExitStatus { + name = 'ExitStatus'; + constructor(status) { + this.message = `Program terminated with exit(${status})`; + this.status = status; + } + } + ExitStatus = class PHPExitStatus extends Error { + constructor(status) { + super(status); + this.name = 'ExitStatus'; + this.message = 'Program terminated with exit(' + status + ')'; + this.status = status; + } + }; + + var callRuntimeCallbacks = (callbacks) => { + while (callbacks.length > 0) { + // Pass the module as the first argument. + callbacks.shift()(Module); + } + }; + + var noExitRuntime = Module['noExitRuntime'] || false; + + var stackRestore = (val) => __emscripten_stack_restore(val); + + var stackSave = () => _emscripten_stack_get_current(); + + /** @type {function(...*):?} */ function _SharpYuvConvert() { + abort('missing function: SharpYuvConvert'); + } + + _SharpYuvConvert.stub = true; + + /** @type {function(...*):?} */ function _SharpYuvGetConversionMatrix() { + abort('missing function: SharpYuvGetConversionMatrix'); + } + + _SharpYuvGetConversionMatrix.stub = true; + + /** @type {function(...*):?} */ function _SharpYuvInit() { + abort('missing function: SharpYuvInit'); + } + + _SharpYuvInit.stub = true; + + var UTF8Decoder = + typeof TextDecoder != 'undefined' ? new TextDecoder() : undefined; + + /** + * Given a pointer 'idx' to a null-terminated UTF8-encoded string in the given + * array that contains uint8 values, returns a copy of that string as a + * Javascript String object. + * heapOrArray is either a regular array, or a JavaScript typed array view. + * @param {number=} idx + * @param {number=} maxBytesToRead + * @return {string} + */ var UTF8ArrayToString = ( + heapOrArray, + idx = 0, + maxBytesToRead = NaN + ) => { + var endIdx = idx + maxBytesToRead; + var endPtr = idx; + // TextDecoder needs to know the byte length in advance, it doesn't stop on + // null terminator by itself. Also, use the length info to avoid running tiny + // strings through TextDecoder, since .subarray() allocates garbage. + // (As a tiny code save trick, compare endPtr against endIdx using a negation, + // so that undefined/NaN means Infinity) + while (heapOrArray[endPtr] && !(endPtr >= endIdx)) ++endPtr; + if (endPtr - idx > 16 && heapOrArray.buffer && UTF8Decoder) { + return UTF8Decoder.decode(heapOrArray.subarray(idx, endPtr)); + } + var str = ''; + // If building with TextDecoder, we have already computed the string length + // above, so test loop end condition against that + while (idx < endPtr) { + // For UTF8 byte structure, see: + // http://en.wikipedia.org/wiki/UTF-8#Description + // https://www.ietf.org/rfc/rfc2279.txt + // https://tools.ietf.org/html/rfc3629 + var u0 = heapOrArray[idx++]; + if (!(u0 & 128)) { + str += String.fromCharCode(u0); + continue; + } + var u1 = heapOrArray[idx++] & 63; + if ((u0 & 224) == 192) { + str += String.fromCharCode(((u0 & 31) << 6) | u1); + continue; + } + var u2 = heapOrArray[idx++] & 63; + if ((u0 & 240) == 224) { + u0 = ((u0 & 15) << 12) | (u1 << 6) | u2; + } else { + u0 = + ((u0 & 7) << 18) | + (u1 << 12) | + (u2 << 6) | + (heapOrArray[idx++] & 63); + } + if (u0 < 65536) { + str += String.fromCharCode(u0); + } else { + var ch = u0 - 65536; + str += String.fromCharCode( + 55296 | (ch >> 10), + 56320 | (ch & 1023) + ); + } + } + return str; + }; + + /** + * Given a pointer 'ptr' to a null-terminated UTF8-encoded string in the + * emscripten HEAP, returns a copy of that string as a Javascript String object. + * + * @param {number} ptr + * @param {number=} maxBytesToRead - An optional length that specifies the + * maximum number of bytes to read. You can omit this parameter to scan the + * string until the first 0 byte. If maxBytesToRead is passed, and the string + * at [ptr, ptr+maxBytesToReadr[ contains a null byte in the middle, then the + * string will cut short at that byte index (i.e. maxBytesToRead will not + * produce a string of exact length [ptr, ptr+maxBytesToRead[) N.B. mixing + * frequent uses of UTF8ToString() with and without maxBytesToRead may throw + * JS JIT optimizations off, so it is worth to consider consistently using one + * @return {string} + */ var UTF8ToString = (ptr, maxBytesToRead) => + ptr ? UTF8ArrayToString(HEAPU8, ptr, maxBytesToRead) : ''; + + Module['UTF8ToString'] = UTF8ToString; + + var ___assert_fail = (condition, filename, line, func) => + abort( + `Assertion failed: ${UTF8ToString(condition)}, at: ` + + [ + filename ? UTF8ToString(filename) : 'unknown filename', + line, + func ? UTF8ToString(func) : 'unknown function', + ] + ); + + var ___call_sighandler = (fp, sig) => ((a1) => dynCall_vi(fp, a1))(sig); + + var initRandomFill = () => { + if ( + typeof crypto == 'object' && + typeof crypto['getRandomValues'] == 'function' + ) { + // for modern web browsers + return (view) => crypto.getRandomValues(view); + } else if (ENVIRONMENT_IS_NODE) { + // for nodejs with or without crypto support included + try { + var crypto_module = require('crypto'); + var randomFillSync = crypto_module['randomFillSync']; + if (randomFillSync) { + // nodejs with LTS crypto support + return (view) => crypto_module['randomFillSync'](view); + } + // very old nodejs with the original crypto API + var randomBytes = crypto_module['randomBytes']; + return (view) => ( + view.set(randomBytes(view.byteLength)), // Return the original view to match modern native implementations. + view + ); + } catch (e) {} + } + // we couldn't find a proper implementation, as Math.random() is not suitable for /dev/random, see emscripten-core/emscripten/pull/7096 + abort('initRandomDevice'); + }; + + var randomFill = (view) => (randomFill = initRandomFill())(view); + + var PATH = { + isAbs: (path) => path.charAt(0) === '/', + splitPath: (filename) => { + var splitPathRe = + /^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/; + return splitPathRe.exec(filename).slice(1); + }, + normalizeArray: (parts, allowAboveRoot) => { + // if the path tries to go above the root, `up` ends up > 0 + var up = 0; + for (var i = parts.length - 1; i >= 0; i--) { + var last = parts[i]; + if (last === '.') { + parts.splice(i, 1); + } else if (last === '..') { + parts.splice(i, 1); + up++; + } else if (up) { + parts.splice(i, 1); + up--; + } + } + // if the path is allowed to go above the root, restore leading ..s + if (allowAboveRoot) { + for (; up; up--) { + parts.unshift('..'); + } + } + return parts; + }, + normalize: (path) => { + var isAbsolute = PATH.isAbs(path), + trailingSlash = path.substr(-1) === '/'; + // Normalize the path + path = PATH.normalizeArray( + path.split('/').filter((p) => !!p), + !isAbsolute + ).join('/'); + if (!path && !isAbsolute) { + path = '.'; + } + if (path && trailingSlash) { + path += '/'; + } + return (isAbsolute ? '/' : '') + path; + }, + dirname: (path) => { + var result = PATH.splitPath(path), + root = result[0], + dir = result[1]; + if (!root && !dir) { + // No dirname whatsoever + return '.'; + } + if (dir) { + // It has a dirname, strip trailing slash + dir = dir.substr(0, dir.length - 1); + } + return root + dir; + }, + basename: (path) => { + // EMSCRIPTEN return '/'' for '/', not an empty string + if (path === '/') return '/'; + path = PATH.normalize(path); + path = path.replace(/\/$/, ''); + var lastSlash = path.lastIndexOf('/'); + if (lastSlash === -1) return path; + return path.substr(lastSlash + 1); + }, + join: (...paths) => PATH.normalize(paths.join('/')), + join2: (l, r) => PATH.normalize(l + '/' + r), + }; + + var PATH_FS = { + resolve: (...args) => { + var resolvedPath = '', + resolvedAbsolute = false; + for (var i = args.length - 1; i >= -1 && !resolvedAbsolute; i--) { + var path = i >= 0 ? args[i] : FS.cwd(); + // Skip empty and invalid entries + if (typeof path != 'string') { + throw new TypeError( + 'Arguments to path.resolve must be strings' + ); + } else if (!path) { + return ''; + } + // an invalid portion invalidates the whole thing + resolvedPath = path + '/' + resolvedPath; + resolvedAbsolute = PATH.isAbs(path); + } + // At this point the path should be resolved to a full absolute path, but + // handle relative paths to be safe (might happen when process.cwd() fails) + resolvedPath = PATH.normalizeArray( + resolvedPath.split('/').filter((p) => !!p), + !resolvedAbsolute + ).join('/'); + return (resolvedAbsolute ? '/' : '') + resolvedPath || '.'; + }, + relative: (from, to) => { + from = PATH_FS.resolve(from).substr(1); + to = PATH_FS.resolve(to).substr(1); + function trim(arr) { + var start = 0; + for (; start < arr.length; start++) { + if (arr[start] !== '') break; + } + var end = arr.length - 1; + for (; end >= 0; end--) { + if (arr[end] !== '') break; + } + if (start > end) return []; + return arr.slice(start, end - start + 1); + } + var fromParts = trim(from.split('/')); + var toParts = trim(to.split('/')); + var length = Math.min(fromParts.length, toParts.length); + var samePartsLength = length; + for (var i = 0; i < length; i++) { + if (fromParts[i] !== toParts[i]) { + samePartsLength = i; + break; + } + } + var outputParts = []; + for (var i = samePartsLength; i < fromParts.length; i++) { + outputParts.push('..'); + } + outputParts = outputParts.concat(toParts.slice(samePartsLength)); + return outputParts.join('/'); + }, + }; + + var FS_stdin_getChar_buffer = []; + + var lengthBytesUTF8 = (str) => { + var len = 0; + for (var i = 0; i < str.length; ++i) { + // Gotcha: charCodeAt returns a 16-bit word that is a UTF-16 encoded code + // unit, not a Unicode code point of the character! So decode + // UTF16->UTF32->UTF8. + // See http://unicode.org/faq/utf_bom.html#utf16-3 + var c = str.charCodeAt(i); + // possibly a lead surrogate + if (c <= 127) { + len++; + } else if (c <= 2047) { + len += 2; + } else if (c >= 55296 && c <= 57343) { + len += 4; + ++i; + } else { + len += 3; + } + } + return len; + }; + + Module['lengthBytesUTF8'] = lengthBytesUTF8; + + var stringToUTF8Array = (str, heap, outIdx, maxBytesToWrite) => { + // Parameter maxBytesToWrite is not optional. Negative values, 0, null, + // undefined and false each don't write out any bytes. + if (!(maxBytesToWrite > 0)) return 0; + var startIdx = outIdx; + var endIdx = outIdx + maxBytesToWrite - 1; + // -1 for string null terminator. + for (var i = 0; i < str.length; ++i) { + // Gotcha: charCodeAt returns a 16-bit word that is a UTF-16 encoded code + // unit, not a Unicode code point of the character! So decode + // UTF16->UTF32->UTF8. + // See http://unicode.org/faq/utf_bom.html#utf16-3 + // For UTF8 byte structure, see http://en.wikipedia.org/wiki/UTF-8#Description + // and https://www.ietf.org/rfc/rfc2279.txt + // and https://tools.ietf.org/html/rfc3629 + var u = str.charCodeAt(i); + // possibly a lead surrogate + if (u >= 55296 && u <= 57343) { + var u1 = str.charCodeAt(++i); + u = (65536 + ((u & 1023) << 10)) | (u1 & 1023); + } + if (u <= 127) { + if (outIdx >= endIdx) break; + heap[outIdx++] = u; + } else if (u <= 2047) { + if (outIdx + 1 >= endIdx) break; + heap[outIdx++] = 192 | (u >> 6); + heap[outIdx++] = 128 | (u & 63); + } else if (u <= 65535) { + if (outIdx + 2 >= endIdx) break; + heap[outIdx++] = 224 | (u >> 12); + heap[outIdx++] = 128 | ((u >> 6) & 63); + heap[outIdx++] = 128 | (u & 63); + } else { + if (outIdx + 3 >= endIdx) break; + heap[outIdx++] = 240 | (u >> 18); + heap[outIdx++] = 128 | ((u >> 12) & 63); + heap[outIdx++] = 128 | ((u >> 6) & 63); + heap[outIdx++] = 128 | (u & 63); + } + } + // Null-terminate the pointer to the buffer. + heap[outIdx] = 0; + return outIdx - startIdx; + }; + + /** @type {function(string, boolean=, number=)} */ function intArrayFromString( + stringy, + dontAddNull, + length + ) { + var len = length > 0 ? length : lengthBytesUTF8(stringy) + 1; + var u8array = new Array(len); + var numBytesWritten = stringToUTF8Array( + stringy, + u8array, + 0, + u8array.length + ); + if (dontAddNull) u8array.length = numBytesWritten; + return u8array; + } + + var FS_stdin_getChar = () => { + if (!FS_stdin_getChar_buffer.length) { + var result = null; + if (ENVIRONMENT_IS_NODE) { + // we will read data by chunks of BUFSIZE + var BUFSIZE = 256; + var buf = Buffer.alloc(BUFSIZE); + var bytesRead = 0; + // For some reason we must suppress a closure warning here, even though + // fd definitely exists on process.stdin, and is even the proper way to + // get the fd of stdin, + // https://github.com/nodejs/help/issues/2136#issuecomment-523649904 + // This started to happen after moving this logic out of library_tty.js, + // so it is related to the surrounding code in some unclear manner. + /** @suppress {missingProperties} */ var fd = process.stdin.fd; + try { + bytesRead = fs.readSync(fd, buf, 0, BUFSIZE); + } catch (e) { + // Cross-platform differences: on Windows, reading EOF throws an + // exception, but on other OSes, reading EOF returns 0. Uniformize + // behavior by treating the EOF exception to return 0. + if (e.toString().includes('EOF')) bytesRead = 0; + else throw e; + } + if (bytesRead > 0) { + result = buf.slice(0, bytesRead).toString('utf-8'); + } + } else { + } + if (!result) { + return null; + } + FS_stdin_getChar_buffer = intArrayFromString(result, true); + } + return FS_stdin_getChar_buffer.shift(); + }; + + var TTY = { + ttys: [], + init() {}, + // https://github.com/emscripten-core/emscripten/pull/1555 + // if (ENVIRONMENT_IS_NODE) { + // // currently, FS.init does not distinguish if process.stdin is a file or TTY + // // device, it always assumes it's a TTY device. because of this, we're forcing + // // process.stdin to UTF8 encoding to at least make stdin reading compatible + // // with text files until FS.init can be refactored. + // process.stdin.setEncoding('utf8'); + // } + shutdown() {}, + // https://github.com/emscripten-core/emscripten/pull/1555 + // if (ENVIRONMENT_IS_NODE) { + // // inolen: any idea as to why node -e 'process.stdin.read()' wouldn't exit immediately (with process.stdin being a tty)? + // // isaacs: because now it's reading from the stream, you've expressed interest in it, so that read() kicks off a _read() which creates a ReadReq operation + // // inolen: I thought read() in that case was a synchronous operation that just grabbed some amount of buffered data if it exists? + // // isaacs: it is. but it also triggers a _read() call, which calls readStart() on the handle + // // isaacs: do process.stdin.pause() and i'd think it'd probably close the pending call + // process.stdin.pause(); + // } + register(dev, ops) { + TTY.ttys[dev] = { + input: [], + output: [], + ops, + }; + FS.registerDevice(dev, TTY.stream_ops); + }, + stream_ops: { + open(stream) { + var tty = TTY.ttys[stream.node.rdev]; + if (!tty) { + throw new FS.ErrnoError(43); + } + stream.tty = tty; + stream.seekable = false; + }, + close(stream) { + // flush any pending line data + stream.tty.ops.fsync(stream.tty); + }, + fsync(stream) { + stream.tty.ops.fsync(stream.tty); + }, + read(stream, buffer, offset, length, pos) { + /* ignored */ if (!stream.tty || !stream.tty.ops.get_char) { + throw new FS.ErrnoError(60); + } + var bytesRead = 0; + for (var i = 0; i < length; i++) { + var result; + try { + result = stream.tty.ops.get_char(stream.tty); + } catch (e) { + throw new FS.ErrnoError(29); + } + if (result === undefined && bytesRead === 0) { + throw new FS.ErrnoError(6); + } + if (result === null || result === undefined) break; + bytesRead++; + buffer[offset + i] = result; + } + if (bytesRead) { + stream.node.atime = Date.now(); + } + return bytesRead; + }, + write(stream, buffer, offset, length, pos) { + if (!stream.tty || !stream.tty.ops.put_char) { + throw new FS.ErrnoError(60); + } + try { + for (var i = 0; i < length; i++) { + stream.tty.ops.put_char(stream.tty, buffer[offset + i]); + } + } catch (e) { + throw new FS.ErrnoError(29); + } + if (length) { + stream.node.mtime = stream.node.ctime = Date.now(); + } + return i; + }, + }, + default_tty_ops: { + get_char(tty) { + return FS_stdin_getChar(); + }, + put_char(tty, val) { + if (val === null || val === 10) { + out(UTF8ArrayToString(tty.output)); + tty.output = []; + } else { + if (val != 0) tty.output.push(val); + } + }, + // val == 0 would cut text output off in the middle. + fsync(tty) { + if (tty.output && tty.output.length > 0) { + out(UTF8ArrayToString(tty.output)); + tty.output = []; + } + }, + ioctl_tcgets(tty) { + // typical setting + return { + c_iflag: 25856, + c_oflag: 5, + c_cflag: 191, + c_lflag: 35387, + c_cc: [ + 3, 28, 127, 21, 4, 0, 1, 0, 17, 19, 26, 0, 18, 15, 23, + 22, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + ], + }; + }, + ioctl_tcsets(tty, optional_actions, data) { + // currently just ignore + return 0; + }, + ioctl_tiocgwinsz(tty) { + return [24, 80]; + }, + }, + default_tty1_ops: { + put_char(tty, val) { + if (val === null || val === 10) { + err(UTF8ArrayToString(tty.output)); + tty.output = []; + } else { + if (val != 0) tty.output.push(val); + } + }, + fsync(tty) { + if (tty.output && tty.output.length > 0) { + err(UTF8ArrayToString(tty.output)); + tty.output = []; + } + }, + }, + }; + + var zeroMemory = (address, size) => { + HEAPU8.fill(0, address, address + size); + }; + + var alignMemory = (size, alignment) => + Math.ceil(size / alignment) * alignment; + + var mmapAlloc = (size) => { + size = alignMemory(size, 65536); + var ptr = _emscripten_builtin_memalign(65536, size); + if (ptr) zeroMemory(ptr, size); + return ptr; + }; + + var MEMFS = { + ops_table: null, + mount(mount) { + return MEMFS.createNode(null, '/', 16895, 0); + }, + createNode(parent, name, mode, dev) { + if (FS.isBlkdev(mode) || FS.isFIFO(mode)) { + // no supported + throw new FS.ErrnoError(63); + } + MEMFS.ops_table ||= { + dir: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + lookup: MEMFS.node_ops.lookup, + mknod: MEMFS.node_ops.mknod, + rename: MEMFS.node_ops.rename, + unlink: MEMFS.node_ops.unlink, + rmdir: MEMFS.node_ops.rmdir, + readdir: MEMFS.node_ops.readdir, + symlink: MEMFS.node_ops.symlink, + }, + stream: { + llseek: MEMFS.stream_ops.llseek, + }, + }, + file: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + }, + stream: { + llseek: MEMFS.stream_ops.llseek, + read: MEMFS.stream_ops.read, + write: MEMFS.stream_ops.write, + allocate: MEMFS.stream_ops.allocate, + mmap: MEMFS.stream_ops.mmap, + msync: MEMFS.stream_ops.msync, + }, + }, + link: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + readlink: MEMFS.node_ops.readlink, + }, + stream: {}, + }, + chrdev: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + }, + stream: FS.chrdev_stream_ops, + }, + }; + var node = FS.createNode(parent, name, mode, dev); + if (FS.isDir(node.mode)) { + node.node_ops = MEMFS.ops_table.dir.node; + node.stream_ops = MEMFS.ops_table.dir.stream; + node.contents = {}; + } else if (FS.isFile(node.mode)) { + node.node_ops = MEMFS.ops_table.file.node; + node.stream_ops = MEMFS.ops_table.file.stream; + node.usedBytes = 0; + // The actual number of bytes used in the typed array, as opposed to contents.length which gives the whole capacity. + // When the byte data of the file is populated, this will point to either a typed array, or a normal JS array. Typed arrays are preferred + // for performance, and used by default. However, typed arrays are not resizable like normal JS arrays are, so there is a small disk size + // penalty involved for appending file writes that continuously grow a file similar to std::vector capacity vs used -scheme. + node.contents = null; + } else if (FS.isLink(node.mode)) { + node.node_ops = MEMFS.ops_table.link.node; + node.stream_ops = MEMFS.ops_table.link.stream; + } else if (FS.isChrdev(node.mode)) { + node.node_ops = MEMFS.ops_table.chrdev.node; + node.stream_ops = MEMFS.ops_table.chrdev.stream; + } + node.atime = node.mtime = node.ctime = Date.now(); + // add the new node to the parent + if (parent) { + parent.contents[name] = node; + parent.atime = parent.mtime = parent.ctime = node.atime; + } + return node; + }, + getFileDataAsTypedArray(node) { + if (!node.contents) return new Uint8Array(0); + if (node.contents.subarray) + return node.contents.subarray(0, node.usedBytes); + // Make sure to not return excess unused bytes. + return new Uint8Array(node.contents); + }, + expandFileStorage(node, newCapacity) { + var prevCapacity = node.contents ? node.contents.length : 0; + if (prevCapacity >= newCapacity) return; + // No need to expand, the storage was already large enough. + // Don't expand strictly to the given requested limit if it's only a very small increase, but instead geometrically grow capacity. + // For small filesizes (<1MB), perform size*2 geometric increase, but for large sizes, do a much more conservative size*1.125 increase to + // avoid overshooting the allocation cap by a very large margin. + var CAPACITY_DOUBLING_MAX = 1024 * 1024; + newCapacity = Math.max( + newCapacity, + (prevCapacity * + (prevCapacity < CAPACITY_DOUBLING_MAX ? 2 : 1.125)) >>> + 0 + ); + if (prevCapacity != 0) newCapacity = Math.max(newCapacity, 256); + // At minimum allocate 256b for each file when expanding. + var oldContents = node.contents; + node.contents = new Uint8Array(newCapacity); + // Allocate new storage. + if (node.usedBytes > 0) + node.contents.set(oldContents.subarray(0, node.usedBytes), 0); + }, + // Copy old data over to the new storage. + resizeFileStorage(node, newSize) { + if (node.usedBytes == newSize) return; + if (newSize == 0) { + node.contents = null; + // Fully decommit when requesting a resize to zero. + node.usedBytes = 0; + } else { + var oldContents = node.contents; + node.contents = new Uint8Array(newSize); + // Allocate new storage. + if (oldContents) { + node.contents.set( + oldContents.subarray( + 0, + Math.min(newSize, node.usedBytes) + ) + ); + } + // Copy old data over to the new storage. + node.usedBytes = newSize; + } + }, + node_ops: { + getattr(node) { + var attr = {}; + // device numbers reuse inode numbers. + attr.dev = FS.isChrdev(node.mode) ? node.id : 1; + attr.ino = node.id; + attr.mode = node.mode; + attr.nlink = 1; + attr.uid = 0; + attr.gid = 0; + attr.rdev = node.rdev; + if (FS.isDir(node.mode)) { + attr.size = 4096; + } else if (FS.isFile(node.mode)) { + attr.size = node.usedBytes; + } else if (FS.isLink(node.mode)) { + attr.size = node.link.length; + } else { + attr.size = 0; + } + attr.atime = new Date(node.atime); + attr.mtime = new Date(node.mtime); + attr.ctime = new Date(node.ctime); + // NOTE: In our implementation, st_blocks = Math.ceil(st_size/st_blksize), + // but this is not required by the standard. + attr.blksize = 4096; + attr.blocks = Math.ceil(attr.size / attr.blksize); + return attr; + }, + setattr(node, attr) { + for (const key of ['mode', 'atime', 'mtime', 'ctime']) { + if (attr[key]) { + node[key] = attr[key]; + } + } + if (attr.size !== undefined) { + MEMFS.resizeFileStorage(node, attr.size); + } + }, + lookup(parent, name) { + throw MEMFS.doesNotExistError; + }, + mknod(parent, name, mode, dev) { + return MEMFS.createNode(parent, name, mode, dev); + }, + rename(old_node, new_dir, new_name) { + var new_node; + try { + new_node = FS.lookupNode(new_dir, new_name); + } catch (e) {} + if (new_node) { + if (FS.isDir(old_node.mode)) { + // if we're overwriting a directory at new_name, make sure it's empty. + for (var i in new_node.contents) { + throw new FS.ErrnoError(55); + } + } + FS.hashRemoveNode(new_node); + } + // do the internal rewiring + delete old_node.parent.contents[old_node.name]; + new_dir.contents[new_name] = old_node; + old_node.name = new_name; + new_dir.ctime = + new_dir.mtime = + old_node.parent.ctime = + old_node.parent.mtime = + Date.now(); + }, + unlink(parent, name) { + delete parent.contents[name]; + parent.ctime = parent.mtime = Date.now(); + }, + rmdir(parent, name) { + var node = FS.lookupNode(parent, name); + for (var i in node.contents) { + throw new FS.ErrnoError(55); + } + delete parent.contents[name]; + parent.ctime = parent.mtime = Date.now(); + }, + readdir(node) { + return ['.', '..', ...Object.keys(node.contents)]; + }, + symlink(parent, newname, oldpath) { + var node = MEMFS.createNode(parent, newname, 511 | 40960, 0); + node.link = oldpath; + return node; + }, + readlink(node) { + if (!FS.isLink(node.mode)) { + throw new FS.ErrnoError(28); + } + return node.link; + }, + }, + stream_ops: { + read(stream, buffer, offset, length, position) { + var contents = stream.node.contents; + if (position >= stream.node.usedBytes) return 0; + var size = Math.min(stream.node.usedBytes - position, length); + if (size > 8 && contents.subarray) { + // non-trivial, and typed array + buffer.set( + contents.subarray(position, position + size), + offset + ); + } else { + for (var i = 0; i < size; i++) + buffer[offset + i] = contents[position + i]; + } + return size; + }, + write(stream, buffer, offset, length, position, canOwn) { + // If the buffer is located in main memory (HEAP), and if + // memory can grow, we can't hold on to references of the + // memory buffer, as they may get invalidated. That means we + // need to do copy its contents. + if (buffer.buffer === HEAP8.buffer) { + canOwn = false; + } + if (!length) return 0; + var node = stream.node; + node.mtime = node.ctime = Date.now(); + if ( + buffer.subarray && + (!node.contents || node.contents.subarray) + ) { + // This write is from a typed array to a typed array? + if (canOwn) { + node.contents = buffer.subarray( + offset, + offset + length + ); + node.usedBytes = length; + return length; + } else if (node.usedBytes === 0 && position === 0) { + // If this is a simple first write to an empty file, do a fast set since we don't need to care about old data. + node.contents = buffer.slice(offset, offset + length); + node.usedBytes = length; + return length; + } else if (position + length <= node.usedBytes) { + // Writing to an already allocated and used subrange of the file? + node.contents.set( + buffer.subarray(offset, offset + length), + position + ); + return length; + } + } + // Appending to an existing file and we need to reallocate, or source data did not come as a typed array. + MEMFS.expandFileStorage(node, position + length); + if (node.contents.subarray && buffer.subarray) { + // Use typed array write which is available. + node.contents.set( + buffer.subarray(offset, offset + length), + position + ); + } else { + for (var i = 0; i < length; i++) { + node.contents[position + i] = buffer[offset + i]; + } + } + node.usedBytes = Math.max(node.usedBytes, position + length); + return length; + }, + llseek(stream, offset, whence) { + var position = offset; + if (whence === 1) { + position += stream.position; + } else if (whence === 2) { + if (FS.isFile(stream.node.mode)) { + position += stream.node.usedBytes; + } + } + if (position < 0) { + throw new FS.ErrnoError(28); + } + return position; + }, + allocate(stream, offset, length) { + MEMFS.expandFileStorage(stream.node, offset + length); + stream.node.usedBytes = Math.max( + stream.node.usedBytes, + offset + length + ); + }, + mmap(stream, length, position, prot, flags) { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + var ptr; + var allocated; + var contents = stream.node.contents; + // Only make a new copy when MAP_PRIVATE is specified. + if ( + !(flags & 2) && + contents && + contents.buffer === HEAP8.buffer + ) { + // We can't emulate MAP_SHARED when the file is not backed by the + // buffer we're mapping to (e.g. the HEAP buffer). + allocated = false; + ptr = contents.byteOffset; + } else { + allocated = true; + ptr = mmapAlloc(length); + if (!ptr) { + throw new FS.ErrnoError(48); + } + if (contents) { + // Try to avoid unnecessary slices. + if ( + position > 0 || + position + length < contents.length + ) { + if (contents.subarray) { + contents = contents.subarray( + position, + position + length + ); + } else { + contents = Array.prototype.slice.call( + contents, + position, + position + length + ); + } + } + HEAP8.set(contents, ptr); + } + } + return { + ptr, + allocated, + }; + }, + msync(stream, buffer, offset, length, mmapFlags) { + MEMFS.stream_ops.write( + stream, + buffer, + 0, + length, + offset, + false + ); + // should we check if bytesWritten and length are the same? + return 0; + }, + }, + }; + + var asyncLoad = async (url) => { + var arrayBuffer = await readAsync(url); + return new Uint8Array(arrayBuffer); + }; + + asyncLoad.isAsync = true; + + var FS_createDataFile = ( + parent, + name, + fileData, + canRead, + canWrite, + canOwn + ) => { + FS.createDataFile(parent, name, fileData, canRead, canWrite, canOwn); + }; + + var preloadPlugins = Module['preloadPlugins'] || []; + + var FS_handledByPreloadPlugin = (byteArray, fullname, finish, onerror) => { + // Ensure plugins are ready. + if (typeof Browser != 'undefined') Browser.init(); + var handled = false; + preloadPlugins.forEach((plugin) => { + if (handled) return; + if (plugin['canHandle'](fullname)) { + plugin['handle'](byteArray, fullname, finish, onerror); + handled = true; + } + }); + return handled; + }; + + var FS_createPreloadedFile = ( + parent, + name, + url, + canRead, + canWrite, + onload, + onerror, + dontCreateFile, + canOwn, + preFinish + ) => { + // TODO we should allow people to just pass in a complete filename instead + // of parent and name being that we just join them anyways + var fullname = name + ? PATH_FS.resolve(PATH.join2(parent, name)) + : parent; + var dep = getUniqueRunDependency(`cp ${fullname}`); + // might have several active requests for the same fullname + function processData(byteArray) { + function finish(byteArray) { + preFinish?.(); + if (!dontCreateFile) { + FS_createDataFile( + parent, + name, + byteArray, + canRead, + canWrite, + canOwn + ); + } + onload?.(); + removeRunDependency(dep); + } + if ( + FS_handledByPreloadPlugin(byteArray, fullname, finish, () => { + onerror?.(); + removeRunDependency(dep); + }) + ) { + return; + } + finish(byteArray); + } + addRunDependency(dep); + if (typeof url == 'string') { + asyncLoad(url).then(processData, onerror); + } else { + processData(url); + } + }; + + var FS_modeStringToFlags = (str) => { + var flagModes = { + r: 0, + 'r+': 2, + w: 512 | 64 | 1, + 'w+': 512 | 64 | 2, + a: 1024 | 64 | 1, + 'a+': 1024 | 64 | 2, + }; + var flags = flagModes[str]; + if (typeof flags == 'undefined') { + throw new Error(`Unknown file open mode: ${str}`); + } + return flags; + }; + + var FS_getMode = (canRead, canWrite) => { + var mode = 0; + if (canRead) mode |= 292 | 73; + if (canWrite) mode |= 146; + return mode; + }; + + var ERRNO_CODES = { + EPERM: 63, + ENOENT: 44, + ESRCH: 71, + EINTR: 27, + EIO: 29, + ENXIO: 60, + E2BIG: 1, + ENOEXEC: 45, + EBADF: 8, + ECHILD: 12, + EAGAIN: 6, + EWOULDBLOCK: 6, + ENOMEM: 48, + EACCES: 2, + EFAULT: 21, + ENOTBLK: 105, + EBUSY: 10, + EEXIST: 20, + EXDEV: 75, + ENODEV: 43, + ENOTDIR: 54, + EISDIR: 31, + EINVAL: 28, + ENFILE: 41, + EMFILE: 33, + ENOTTY: 59, + ETXTBSY: 74, + EFBIG: 22, + ENOSPC: 51, + ESPIPE: 70, + EROFS: 69, + EMLINK: 34, + EPIPE: 64, + EDOM: 18, + ERANGE: 68, + ENOMSG: 49, + EIDRM: 24, + ECHRNG: 106, + EL2NSYNC: 156, + EL3HLT: 107, + EL3RST: 108, + ELNRNG: 109, + EUNATCH: 110, + ENOCSI: 111, + EL2HLT: 112, + EDEADLK: 16, + ENOLCK: 46, + EBADE: 113, + EBADR: 114, + EXFULL: 115, + ENOANO: 104, + EBADRQC: 103, + EBADSLT: 102, + EDEADLOCK: 16, + EBFONT: 101, + ENOSTR: 100, + ENODATA: 116, + ETIME: 117, + ENOSR: 118, + ENONET: 119, + ENOPKG: 120, + EREMOTE: 121, + ENOLINK: 47, + EADV: 122, + ESRMNT: 123, + ECOMM: 124, + EPROTO: 65, + EMULTIHOP: 36, + EDOTDOT: 125, + EBADMSG: 9, + ENOTUNIQ: 126, + EBADFD: 127, + EREMCHG: 128, + ELIBACC: 129, + ELIBBAD: 130, + ELIBSCN: 131, + ELIBMAX: 132, + ELIBEXEC: 133, + ENOSYS: 52, + ENOTEMPTY: 55, + ENAMETOOLONG: 37, + ELOOP: 32, + EOPNOTSUPP: 138, + EPFNOSUPPORT: 139, + ECONNRESET: 15, + ENOBUFS: 42, + EAFNOSUPPORT: 5, + EPROTOTYPE: 67, + ENOTSOCK: 57, + ENOPROTOOPT: 50, + ESHUTDOWN: 140, + ECONNREFUSED: 14, + EADDRINUSE: 3, + ECONNABORTED: 13, + ENETUNREACH: 40, + ENETDOWN: 38, + ETIMEDOUT: 73, + EHOSTDOWN: 142, + EHOSTUNREACH: 23, + EINPROGRESS: 26, + EALREADY: 7, + EDESTADDRREQ: 17, + EMSGSIZE: 35, + EPROTONOSUPPORT: 66, + ESOCKTNOSUPPORT: 137, + EADDRNOTAVAIL: 4, + ENETRESET: 39, + EISCONN: 30, + ENOTCONN: 53, + ETOOMANYREFS: 141, + EUSERS: 136, + EDQUOT: 19, + ESTALE: 72, + ENOTSUP: 138, + ENOMEDIUM: 148, + EILSEQ: 25, + EOVERFLOW: 61, + ECANCELED: 11, + ENOTRECOVERABLE: 56, + EOWNERDEAD: 62, + ESTRPIPE: 135, + }; + + var NODEFS = { + isWindows: false, + staticInit() { + NODEFS.isWindows = !!process.platform.match(/^win/); + var flags = process.binding('constants'); + // Node.js 4 compatibility: it has no namespaces for constants + if (flags['fs']) { + flags = flags['fs']; + } + NODEFS.flagsForNodeMap = { + 1024: flags['O_APPEND'], + 64: flags['O_CREAT'], + 128: flags['O_EXCL'], + 256: flags['O_NOCTTY'], + 0: flags['O_RDONLY'], + 2: flags['O_RDWR'], + 4096: flags['O_SYNC'], + 512: flags['O_TRUNC'], + 1: flags['O_WRONLY'], + 131072: flags['O_NOFOLLOW'], + }; + }, + convertNodeCode(e) { + var code = e.code; + return ERRNO_CODES[code]; + }, + tryFSOperation(f) { + try { + return f(); + } catch (e) { + if (!e.code) throw e; + // node under windows can return code 'UNKNOWN' here: + // https://github.com/emscripten-core/emscripten/issues/15468 + if (e.code === 'UNKNOWN') throw new FS.ErrnoError(28); + throw new FS.ErrnoError(NODEFS.convertNodeCode(e)); + } + }, + mount(mount) { + return NODEFS.createNode( + null, + '/', + NODEFS.getMode(mount.opts.root), + 0 + ); + }, + createNode(parent, name, mode, dev) { + if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { + throw new FS.ErrnoError(28); + } + var node = FS.createNode(parent, name, mode); + node.node_ops = NODEFS.node_ops; + node.stream_ops = NODEFS.stream_ops; + return node; + }, + getMode(path) { + return NODEFS.tryFSOperation(() => { + var mode = fs.lstatSync(path).mode; + if (NODEFS.isWindows) { + // Windows does not report the 'x' permission bit, so propagate read + // bits to execute bits. + mode |= (mode & 292) >> 2; + } + return mode; + }); + }, + realPath(node) { + var parts = []; + while (node.parent !== node) { + parts.push(node.name); + node = node.parent; + } + parts.push(node.mount.opts.root); + parts.reverse(); + return PATH.join(...parts); + }, + flagsForNode(flags) { + flags &= ~2097152; + // Ignore this flag from musl, otherwise node.js fails to open the file. + flags &= ~2048; + // Ignore this flag from musl, otherwise node.js fails to open the file. + flags &= ~32768; + // Ignore this flag from musl, otherwise node.js fails to open the file. + flags &= ~524288; + // Some applications may pass it; it makes no sense for a single process. + flags &= ~65536; + // Node.js doesn't need this passed in, it errors. + var newFlags = 0; + for (var k in NODEFS.flagsForNodeMap) { + if (flags & k) { + newFlags |= NODEFS.flagsForNodeMap[k]; + flags ^= k; + } + } + if (flags) { + throw new FS.ErrnoError(28); + } + return newFlags; + }, + node_ops: { + getattr(node) { + var path = NODEFS.realPath(node); + var stat; + NODEFS.tryFSOperation(() => (stat = fs.lstatSync(path))); + if (NODEFS.isWindows) { + // node.js v0.10.20 doesn't report blksize and blocks on Windows. Fake + // them with default blksize of 4096. + // See http://support.microsoft.com/kb/140365 + if (!stat.blksize) { + stat.blksize = 4096; + } + if (!stat.blocks) { + stat.blocks = + ((stat.size + stat.blksize - 1) / stat.blksize) | 0; + } + // Windows does not report the 'x' permission bit, so propagate read + // bits to execute bits. + stat.mode |= (stat.mode & 292) >> 2; + } + return { + dev: stat.dev, + ino: stat.ino, + mode: stat.mode, + nlink: stat.nlink, + uid: stat.uid, + gid: stat.gid, + rdev: stat.rdev, + size: stat.size, + atime: stat.atime, + mtime: stat.mtime, + ctime: stat.ctime, + blksize: stat.blksize, + blocks: stat.blocks, + }; + }, + setattr(node, attr) { + var path = NODEFS.realPath(node); + NODEFS.tryFSOperation(() => { + if (attr.mode !== undefined) { + var mode = attr.mode; + if (NODEFS.isWindows) { + // Windows only supports S_IREAD / S_IWRITE (S_IRUSR / S_IWUSR) + // https://learn.microsoft.com/en-us/cpp/c-runtime-library/reference/chmod-wchmod + mode &= 384; + } + fs.chmodSync(path, mode); + // update the common node structure mode as well + node.mode = attr.mode; + } + if (attr.atime || attr.mtime) { + var atime = attr.atime && new Date(attr.atime); + var mtime = attr.mtime && new Date(attr.mtime); + fs.utimesSync(path, atime, mtime); + } + if (attr.size !== undefined) { + fs.truncateSync(path, attr.size); + } + }); + }, + lookup(parent, name) { + var path = PATH.join2(NODEFS.realPath(parent), name); + var mode = NODEFS.getMode(path); + return NODEFS.createNode(parent, name, mode); + }, + mknod(parent, name, mode, dev) { + var node = NODEFS.createNode(parent, name, mode, dev); + // create the backing node for this in the fs root as well + var path = NODEFS.realPath(node); + NODEFS.tryFSOperation(() => { + if (FS.isDir(node.mode)) { + fs.mkdirSync(path, node.mode); + } else { + fs.writeFileSync(path, '', { + mode: node.mode, + }); + } + }); + return node; + }, + rename(oldNode, newDir, newName) { + var oldPath = NODEFS.realPath(oldNode); + var newPath = PATH.join2(NODEFS.realPath(newDir), newName); + try { + FS.unlink(newPath); + } catch (e) {} + NODEFS.tryFSOperation(() => fs.renameSync(oldPath, newPath)); + oldNode.name = newName; + }, + unlink(parent, name) { + var path = PATH.join2(NODEFS.realPath(parent), name); + NODEFS.tryFSOperation(() => fs.unlinkSync(path)); + }, + rmdir(parent, name) { + var path = PATH.join2(NODEFS.realPath(parent), name); + NODEFS.tryFSOperation(() => fs.rmdirSync(path)); + }, + readdir(node) { + var path = NODEFS.realPath(node); + return NODEFS.tryFSOperation(() => fs.readdirSync(path)); + }, + symlink(parent, newName, oldPath) { + var newPath = PATH.join2(NODEFS.realPath(parent), newName); + NODEFS.tryFSOperation(() => fs.symlinkSync(oldPath, newPath)); + }, + readlink(node) { + var path = NODEFS.realPath(node); + return NODEFS.tryFSOperation(() => fs.readlinkSync(path)); + }, + statfs(path) { + var stats = NODEFS.tryFSOperation(() => fs.statfsSync(path)); + // Node.js doesn't provide frsize (fragment size). Set it to bsize (block size) + // as they're often the same in many file systems. May not be accurate for all. + stats.frsize = stats.bsize; + return stats; + }, + }, + stream_ops: { + open(stream) { + var path = NODEFS.realPath(stream.node); + NODEFS.tryFSOperation(() => { + if (FS.isFile(stream.node.mode)) { + stream.shared.refcount = 1; + stream.nfd = fs.openSync( + path, + NODEFS.flagsForNode(stream.flags) + ); + } + }); + }, + close(stream) { + NODEFS.tryFSOperation(() => { + if ( + FS.isFile(stream.node.mode) && + stream.nfd && + --stream.shared.refcount === 0 + ) { + fs.closeSync(stream.nfd); + } + }); + }, + dup(stream) { + stream.shared.refcount++; + }, + read(stream, buffer, offset, length, position) { + // Node.js < 6 compatibility: node errors on 0 length reads + if (length === 0) return 0; + return NODEFS.tryFSOperation(() => + fs.readSync( + stream.nfd, + new Int8Array(buffer.buffer, offset, length), + 0, + length, + position + ) + ); + }, + write(stream, buffer, offset, length, position) { + return NODEFS.tryFSOperation(() => + fs.writeSync( + stream.nfd, + new Int8Array(buffer.buffer, offset, length), + 0, + length, + position + ) + ); + }, + llseek(stream, offset, whence) { + var position = offset; + if (whence === 1) { + position += stream.position; + } else if (whence === 2) { + if (FS.isFile(stream.node.mode)) { + NODEFS.tryFSOperation(() => { + var stat = fs.fstatSync(stream.nfd); + position += stat.size; + }); + } + } + if (position < 0) { + throw new FS.ErrnoError(28); + } + return position; + }, + mmap(stream, length, position, prot, flags) { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + var ptr = mmapAlloc(length); + NODEFS.stream_ops.read(stream, HEAP8, ptr, length, position); + return { + ptr, + allocated: true, + }; + }, + msync(stream, buffer, offset, length, mmapFlags) { + NODEFS.stream_ops.write( + stream, + buffer, + 0, + length, + offset, + false + ); + // should we check if bytesWritten and length are the same? + return 0; + }, + }, + }; + + var PROXYFS = { + mount(mount) { + return PROXYFS.createNode( + null, + '/', + mount.opts.fs.lstat(mount.opts.root).mode, + 0 + ); + }, + createNode(parent, name, mode, dev) { + if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { + throw new FS.ErrnoError(ERRNO_CODES.EINVAL); + } + var node = FS.createNode(parent, name, mode); + node.node_ops = PROXYFS.node_ops; + node.stream_ops = PROXYFS.stream_ops; + return node; + }, + realPath(node) { + var parts = []; + while (node.parent !== node) { + parts.push(node.name); + node = node.parent; + } + parts.push(node.mount.opts.root); + parts.reverse(); + return PATH.join(...parts); + }, + node_ops: { + getattr(node) { + var path = PROXYFS.realPath(node); + var stat; + try { + stat = node.mount.opts.fs.lstat(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + return { + dev: stat.dev, + ino: stat.ino, + mode: stat.mode, + nlink: stat.nlink, + uid: stat.uid, + gid: stat.gid, + rdev: stat.rdev, + size: stat.size, + atime: stat.atime, + mtime: stat.mtime, + ctime: stat.ctime, + blksize: stat.blksize, + blocks: stat.blocks, + }; + }, + setattr(node, attr) { + var path = PROXYFS.realPath(node); + try { + if (attr.mode !== undefined) { + node.mount.opts.fs.chmod(path, attr.mode); + // update the common node structure mode as well + node.mode = attr.mode; + } + if (attr.atime || attr.mtime) { + var atime = new Date(attr.atime || attr.mtime); + var mtime = new Date(attr.mtime || attr.atime); + node.mount.opts.fs.utime(path, atime, mtime); + } + if (attr.size !== undefined) { + node.mount.opts.fs.truncate(path, attr.size); + } + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + lookup(parent, name) { + try { + var path = PATH.join2(PROXYFS.realPath(parent), name); + var mode = parent.mount.opts.fs.lstat(path).mode; + var node = PROXYFS.createNode(parent, name, mode); + return node; + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + mknod(parent, name, mode, dev) { + var node = PROXYFS.createNode(parent, name, mode, dev); + // create the backing node for this in the fs root as well + var path = PROXYFS.realPath(node); + try { + if (FS.isDir(node.mode)) { + node.mount.opts.fs.mkdir(path, node.mode); + } else { + node.mount.opts.fs.writeFile(path, '', { + mode: node.mode, + }); + } + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + return node; + }, + rename(oldNode, newDir, newName) { + var oldPath = PROXYFS.realPath(oldNode); + var newPath = PATH.join2(PROXYFS.realPath(newDir), newName); + try { + oldNode.mount.opts.fs.rename(oldPath, newPath); + oldNode.name = newName; + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + unlink(parent, name) { + var path = PATH.join2(PROXYFS.realPath(parent), name); + try { + parent.mount.opts.fs.unlink(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + rmdir(parent, name) { + var path = PATH.join2(PROXYFS.realPath(parent), name); + try { + parent.mount.opts.fs.rmdir(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + readdir(node) { + var path = PROXYFS.realPath(node); + try { + return node.mount.opts.fs.readdir(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + symlink(parent, newName, oldPath) { + var newPath = PATH.join2(PROXYFS.realPath(parent), newName); + try { + parent.mount.opts.fs.symlink(oldPath, newPath); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + readlink(node) { + var path = PROXYFS.realPath(node); + try { + return node.mount.opts.fs.readlink(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + }, + stream_ops: { + open(stream) { + var path = PROXYFS.realPath(stream.node); + try { + stream.nfd = stream.node.mount.opts.fs.open( + path, + stream.flags + ); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + close(stream) { + try { + stream.node.mount.opts.fs.close(stream.nfd); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + read(stream, buffer, offset, length, position) { + try { + return stream.node.mount.opts.fs.read( + stream.nfd, + buffer, + offset, + length, + position + ); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + write(stream, buffer, offset, length, position) { + try { + return stream.node.mount.opts.fs.write( + stream.nfd, + buffer, + offset, + length, + position + ); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + llseek(stream, offset, whence) { + var position = offset; + if (whence === 1) { + position += stream.position; + } else if (whence === 2) { + if (FS.isFile(stream.node.mode)) { + try { + var stat = stream.node.node_ops.getattr( + stream.node + ); + position += stat.size; + } catch (e) { + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + } + } + if (position < 0) { + throw new FS.ErrnoError(ERRNO_CODES.EINVAL); + } + return position; + }, + }, + }; + + var FS = { + root: null, + mounts: [], + devices: {}, + streams: [], + nextInode: 1, + nameTable: null, + currentPath: '/', + initialized: false, + ignorePermissions: true, + ErrnoError: class { + name = 'ErrnoError'; + // We set the `name` property to be able to identify `FS.ErrnoError` + // - the `name` is a standard ECMA-262 property of error objects. Kind of good to have it anyway. + // - when using PROXYFS, an error can come from an underlying FS + // as different FS objects have their own FS.ErrnoError each, + // the test `err instanceof FS.ErrnoError` won't detect an error coming from another filesystem, causing bugs. + // we'll use the reliable test `err.name == "ErrnoError"` instead + constructor(errno) { + this.errno = errno; + } + }, + filesystems: null, + syncFSRequests: 0, + readFiles: {}, + FSStream: class { + shared = {}; + get object() { + return this.node; + } + set object(val) { + this.node = val; + } + get isRead() { + return (this.flags & 2097155) !== 1; + } + get isWrite() { + return (this.flags & 2097155) !== 0; + } + get isAppend() { + return this.flags & 1024; + } + get flags() { + return this.shared.flags; + } + set flags(val) { + this.shared.flags = val; + } + get position() { + return this.shared.position; + } + set position(val) { + this.shared.position = val; + } + }, + FSNode: class { + node_ops = {}; + stream_ops = {}; + readMode = 292 | 73; + writeMode = 146; + mounted = null; + constructor(parent, name, mode, rdev) { + if (!parent) { + parent = this; + } + // root node sets parent to itself + this.parent = parent; + this.mount = parent.mount; + this.id = FS.nextInode++; + this.name = name; + this.mode = mode; + this.rdev = rdev; + this.atime = this.mtime = this.ctime = Date.now(); + } + get read() { + return (this.mode & this.readMode) === this.readMode; + } + set read(val) { + val + ? (this.mode |= this.readMode) + : (this.mode &= ~this.readMode); + } + get write() { + return (this.mode & this.writeMode) === this.writeMode; + } + set write(val) { + val + ? (this.mode |= this.writeMode) + : (this.mode &= ~this.writeMode); + } + get isFolder() { + return FS.isDir(this.mode); + } + get isDevice() { + return FS.isChrdev(this.mode); + } + }, + lookupPath(path, opts = {}) { + if (!path) + return { + path: '', + node: null, + }; + opts.follow_mount ??= true; + if (!PATH.isAbs(path)) { + path = FS.cwd() + '/' + path; + } + // limit max consecutive symlinks to 40 (SYMLOOP_MAX). + linkloop: for (var nlinks = 0; nlinks < 40; nlinks++) { + // split the absolute path + var parts = path.split('/').filter((p) => !!p && p !== '.'); + // start at the root + var current = FS.root; + var current_path = '/'; + for (var i = 0; i < parts.length; i++) { + var islast = i === parts.length - 1; + if (islast && opts.parent) { + // stop resolving + break; + } + if (parts[i] === '..') { + current_path = PATH.dirname(current_path); + current = current.parent; + continue; + } + current_path = PATH.join2(current_path, parts[i]); + try { + current = FS.lookupNode(current, parts[i]); + } catch (e) { + // if noent_okay is true, suppress a ENOENT in the last component + // and return an object with an undefined node. This is needed for + // resolving symlinks in the path when creating a file. + if (e?.errno === 44 && islast && opts.noent_okay) { + return { + path: current_path, + }; + } + throw e; + } + // jump to the mount's root node if this is a mountpoint + if ( + FS.isMountpoint(current) && + (!islast || opts.follow_mount) + ) { + current = current.mounted.root; + } + // by default, lookupPath will not follow a symlink if it is the final path component. + // setting opts.follow = true will override this behavior. + if (FS.isLink(current.mode) && (!islast || opts.follow)) { + if (!current.node_ops.readlink) { + throw new FS.ErrnoError(52); + } + var link = current.node_ops.readlink(current); + if (!PATH.isAbs(link)) { + link = PATH.dirname(current_path) + '/' + link; + } + path = link + '/' + parts.slice(i + 1).join('/'); + continue linkloop; + } + } + return { + path: current_path, + node: current, + }; + } + throw new FS.ErrnoError(32); + }, + getPath(node) { + var path; + while (true) { + if (FS.isRoot(node)) { + var mount = node.mount.mountpoint; + if (!path) return mount; + return mount[mount.length - 1] !== '/' + ? `${mount}/${path}` + : mount + path; + } + path = path ? `${node.name}/${path}` : node.name; + node = node.parent; + } + }, + hashName(parentid, name) { + var hash = 0; + for (var i = 0; i < name.length; i++) { + hash = ((hash << 5) - hash + name.charCodeAt(i)) | 0; + } + return ((parentid + hash) >>> 0) % FS.nameTable.length; + }, + hashAddNode(node) { + var hash = FS.hashName(node.parent.id, node.name); + node.name_next = FS.nameTable[hash]; + FS.nameTable[hash] = node; + }, + hashRemoveNode(node) { + var hash = FS.hashName(node.parent.id, node.name); + if (FS.nameTable[hash] === node) { + FS.nameTable[hash] = node.name_next; + } else { + var current = FS.nameTable[hash]; + while (current) { + if (current.name_next === node) { + current.name_next = node.name_next; + break; + } + current = current.name_next; + } + } + }, + lookupNode(parent, name) { + var errCode = FS.mayLookup(parent); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + var hash = FS.hashName(parent.id, name); + for (var node = FS.nameTable[hash]; node; node = node.name_next) { + var nodeName = node.name; + if (node.parent.id === parent.id && nodeName === name) { + return node; + } + } + // if we failed to find it in the cache, call into the VFS + return FS.lookup(parent, name); + }, + createNode(parent, name, mode, rdev) { + var node = new FS.FSNode(parent, name, mode, rdev); + FS.hashAddNode(node); + return node; + }, + destroyNode(node) { + FS.hashRemoveNode(node); + }, + isRoot(node) { + return node === node.parent; + }, + isMountpoint(node) { + return !!node.mounted; + }, + isFile(mode) { + return (mode & 61440) === 32768; + }, + isDir(mode) { + return (mode & 61440) === 16384; + }, + isLink(mode) { + return (mode & 61440) === 40960; + }, + isChrdev(mode) { + return (mode & 61440) === 8192; + }, + isBlkdev(mode) { + return (mode & 61440) === 24576; + }, + isFIFO(mode) { + return (mode & 61440) === 4096; + }, + isSocket(mode) { + return (mode & 49152) === 49152; + }, + flagsToPermissionString(flag) { + var perms = ['r', 'w', 'rw'][flag & 3]; + if (flag & 512) { + perms += 'w'; + } + return perms; + }, + nodePermissions(node, perms) { + if (FS.ignorePermissions) { + return 0; + } + // return 0 if any user, group or owner bits are set. + if (perms.includes('r') && !(node.mode & 292)) { + return 2; + } else if (perms.includes('w') && !(node.mode & 146)) { + return 2; + } else if (perms.includes('x') && !(node.mode & 73)) { + return 2; + } + return 0; + }, + mayLookup(dir) { + if (!FS.isDir(dir.mode)) return 54; + var errCode = FS.nodePermissions(dir, 'x'); + if (errCode) return errCode; + if (!dir.node_ops.lookup) return 2; + return 0; + }, + mayCreate(dir, name) { + if (!FS.isDir(dir.mode)) { + return 54; + } + try { + var node = FS.lookupNode(dir, name); + return 20; + } catch (e) {} + return FS.nodePermissions(dir, 'wx'); + }, + mayDelete(dir, name, isdir) { + var node; + try { + node = FS.lookupNode(dir, name); + } catch (e) { + return e.errno; + } + var errCode = FS.nodePermissions(dir, 'wx'); + if (errCode) { + return errCode; + } + if (isdir) { + if (!FS.isDir(node.mode)) { + return 54; + } + if (FS.isRoot(node) || FS.getPath(node) === FS.cwd()) { + return 10; + } + } else { + if (FS.isDir(node.mode)) { + return 31; + } + } + return 0; + }, + mayOpen(node, flags) { + if (!node) { + return 44; + } + if (FS.isLink(node.mode)) { + return 32; + } else if (FS.isDir(node.mode)) { + if ( + FS.flagsToPermissionString(flags) !== 'r' || // opening for write + flags & 512 + ) { + // TODO: check for O_SEARCH? (== search for dir only) + return 31; + } + } + return FS.nodePermissions(node, FS.flagsToPermissionString(flags)); + }, + MAX_OPEN_FDS: 4096, + nextfd() { + for (var fd = 0; fd <= FS.MAX_OPEN_FDS; fd++) { + if (!FS.streams[fd]) { + return fd; + } + } + throw new FS.ErrnoError(33); + }, + getStreamChecked(fd) { + var stream = FS.getStream(fd); + if (!stream) { + throw new FS.ErrnoError(8); + } + return stream; + }, + getStream: (fd) => FS.streams[fd], + createStream(stream, fd = -1) { + // clone it, so we can return an instance of FSStream + stream = Object.assign(new FS.FSStream(), stream); + if (fd == -1) { + fd = FS.nextfd(); + } + stream.fd = fd; + FS.streams[fd] = stream; + return stream; + }, + closeStream(fd) { + FS.streams[fd] = null; + }, + dupStream(origStream, fd = -1) { + var stream = FS.createStream(origStream, fd); + stream.stream_ops?.dup?.(stream); + return stream; + }, + chrdev_stream_ops: { + open(stream) { + var device = FS.getDevice(stream.node.rdev); + // override node's stream ops with the device's + stream.stream_ops = device.stream_ops; + // forward the open call + stream.stream_ops.open?.(stream); + }, + llseek() { + throw new FS.ErrnoError(70); + }, + }, + major: (dev) => dev >> 8, + minor: (dev) => dev & 255, + makedev: (ma, mi) => (ma << 8) | mi, + registerDevice(dev, ops) { + FS.devices[dev] = { + stream_ops: ops, + }; + }, + getDevice: (dev) => FS.devices[dev], + getMounts(mount) { + var mounts = []; + var check = [mount]; + while (check.length) { + var m = check.pop(); + mounts.push(m); + check.push(...m.mounts); + } + return mounts; + }, + syncfs(populate, callback) { + if (typeof populate == 'function') { + callback = populate; + populate = false; + } + FS.syncFSRequests++; + if (FS.syncFSRequests > 1) { + err( + `warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work` + ); + } + var mounts = FS.getMounts(FS.root.mount); + var completed = 0; + function doCallback(errCode) { + FS.syncFSRequests--; + return callback(errCode); + } + function done(errCode) { + if (errCode) { + if (!done.errored) { + done.errored = true; + return doCallback(errCode); + } + return; + } + if (++completed >= mounts.length) { + doCallback(null); + } + } + // sync all mounts + mounts.forEach((mount) => { + if (!mount.type.syncfs) { + return done(null); + } + mount.type.syncfs(mount, populate, done); + }); + }, + mount(type, opts, mountpoint) { + var root = mountpoint === '/'; + var pseudo = !mountpoint; + var node; + if (root && FS.root) { + throw new FS.ErrnoError(10); + } else if (!root && !pseudo) { + var lookup = FS.lookupPath(mountpoint, { + follow_mount: false, + }); + mountpoint = lookup.path; + // use the absolute path + node = lookup.node; + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + if (!FS.isDir(node.mode)) { + throw new FS.ErrnoError(54); + } + } + var mount = { + type, + opts, + mountpoint, + mounts: [], + }; + // create a root node for the fs + var mountRoot = type.mount(mount); + mountRoot.mount = mount; + mount.root = mountRoot; + if (root) { + FS.root = mountRoot; + } else if (node) { + // set as a mountpoint + node.mounted = mount; + // add the new mount to the current mount's children + if (node.mount) { + node.mount.mounts.push(mount); + } + } + return mountRoot; + }, + unmount(mountpoint) { + var lookup = FS.lookupPath(mountpoint, { + follow_mount: false, + }); + if (!FS.isMountpoint(lookup.node)) { + throw new FS.ErrnoError(28); + } + // destroy the nodes for this mount, and all its child mounts + var node = lookup.node; + var mount = node.mounted; + var mounts = FS.getMounts(mount); + Object.keys(FS.nameTable).forEach((hash) => { + var current = FS.nameTable[hash]; + while (current) { + var next = current.name_next; + if (mounts.includes(current.mount)) { + FS.destroyNode(current); + } + current = next; + } + }); + // no longer a mountpoint + node.mounted = null; + // remove this mount from the child mounts + var idx = node.mount.mounts.indexOf(mount); + node.mount.mounts.splice(idx, 1); + }, + lookup(parent, name) { + return parent.node_ops.lookup(parent, name); + }, + mknod(path, mode, dev) { + var lookup = FS.lookupPath(path, { + parent: true, + }); + var parent = lookup.node; + var name = PATH.basename(path); + if (!name || name === '.' || name === '..') { + throw new FS.ErrnoError(28); + } + var errCode = FS.mayCreate(parent, name); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.mknod) { + throw new FS.ErrnoError(63); + } + return parent.node_ops.mknod(parent, name, mode, dev); + }, + statfs(path) { + // NOTE: None of the defaults here are true. We're just returning safe and + // sane values. + var rtn = { + bsize: 4096, + frsize: 4096, + blocks: 1e6, + bfree: 5e5, + bavail: 5e5, + files: FS.nextInode, + ffree: FS.nextInode - 1, + fsid: 42, + flags: 2, + namelen: 255, + }; + var parent = FS.lookupPath(path, { + follow: true, + }).node; + if (parent?.node_ops.statfs) { + Object.assign( + rtn, + parent.node_ops.statfs(parent.mount.opts.root) + ); + } + return rtn; + }, + create(path, mode = 438) { + mode &= 4095; + mode |= 32768; + return FS.mknod(path, mode, 0); + }, + mkdir(path, mode = 511) { + mode &= 511 | 512; + mode |= 16384; + return FS.mknod(path, mode, 0); + }, + mkdirTree(path, mode) { + var dirs = path.split('/'); + var d = ''; + for (var i = 0; i < dirs.length; ++i) { + if (!dirs[i]) continue; + d += '/' + dirs[i]; + try { + FS.mkdir(d, mode); + } catch (e) { + if (e.errno != 20) throw e; + } + } + }, + mkdev(path, mode, dev) { + if (typeof dev == 'undefined') { + dev = mode; + mode = 438; + } + mode |= 8192; + return FS.mknod(path, mode, dev); + }, + symlink(oldpath, newpath) { + if (!PATH_FS.resolve(oldpath)) { + throw new FS.ErrnoError(44); + } + var lookup = FS.lookupPath(newpath, { + parent: true, + }); + var parent = lookup.node; + if (!parent) { + throw new FS.ErrnoError(44); + } + var newname = PATH.basename(newpath); + var errCode = FS.mayCreate(parent, newname); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.symlink) { + throw new FS.ErrnoError(63); + } + return parent.node_ops.symlink(parent, newname, oldpath); + }, + rename(old_path, new_path) { + var old_dirname = PATH.dirname(old_path); + var new_dirname = PATH.dirname(new_path); + var old_name = PATH.basename(old_path); + var new_name = PATH.basename(new_path); + // parents must exist + var lookup, old_dir, new_dir; + // let the errors from non existent directories percolate up + lookup = FS.lookupPath(old_path, { + parent: true, + }); + old_dir = lookup.node; + lookup = FS.lookupPath(new_path, { + parent: true, + }); + new_dir = lookup.node; + if (!old_dir || !new_dir) throw new FS.ErrnoError(44); + // need to be part of the same mount + if (old_dir.mount !== new_dir.mount) { + throw new FS.ErrnoError(75); + } + // source must exist + var old_node = FS.lookupNode(old_dir, old_name); + // old path should not be an ancestor of the new path + var relative = PATH_FS.relative(old_path, new_dirname); + if (relative.charAt(0) !== '.') { + throw new FS.ErrnoError(28); + } + // new path should not be an ancestor of the old path + relative = PATH_FS.relative(new_path, old_dirname); + if (relative.charAt(0) !== '.') { + throw new FS.ErrnoError(55); + } + // see if the new path already exists + var new_node; + try { + new_node = FS.lookupNode(new_dir, new_name); + } catch (e) {} + // early out if nothing needs to change + if (old_node === new_node) { + return; + } + // we'll need to delete the old entry + var isdir = FS.isDir(old_node.mode); + var errCode = FS.mayDelete(old_dir, old_name, isdir); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + // need delete permissions if we'll be overwriting. + // need create permissions if new doesn't already exist. + errCode = new_node + ? FS.mayDelete(new_dir, new_name, isdir) + : FS.mayCreate(new_dir, new_name); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!old_dir.node_ops.rename) { + throw new FS.ErrnoError(63); + } + if ( + FS.isMountpoint(old_node) || + (new_node && FS.isMountpoint(new_node)) + ) { + throw new FS.ErrnoError(10); + } + // if we are going to change the parent, check write permissions + if (new_dir !== old_dir) { + errCode = FS.nodePermissions(old_dir, 'w'); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + } + // remove the node from the lookup hash + FS.hashRemoveNode(old_node); + // do the underlying fs rename + try { + old_dir.node_ops.rename(old_node, new_dir, new_name); + // update old node (we do this here to avoid each backend + // needing to) + old_node.parent = new_dir; + } catch (e) { + throw e; + } finally { + // add the node back to the hash (in case node_ops.rename + // changed its name) + FS.hashAddNode(old_node); + } + }, + rmdir(path) { + var lookup = FS.lookupPath(path, { + parent: true, + }); + var parent = lookup.node; + var name = PATH.basename(path); + var node = FS.lookupNode(parent, name); + var errCode = FS.mayDelete(parent, name, true); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.rmdir) { + throw new FS.ErrnoError(63); + } + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + parent.node_ops.rmdir(parent, name); + FS.destroyNode(node); + }, + readdir(path) { + var lookup = FS.lookupPath(path, { + follow: true, + }); + var node = lookup.node; + if (!node.node_ops.readdir) { + throw new FS.ErrnoError(54); + } + return node.node_ops.readdir(node); + }, + unlink(path) { + var lookup = FS.lookupPath(path, { + parent: true, + }); + var parent = lookup.node; + if (!parent) { + throw new FS.ErrnoError(44); + } + var name = PATH.basename(path); + var node = FS.lookupNode(parent, name); + var errCode = FS.mayDelete(parent, name, false); + if (errCode) { + // According to POSIX, we should map EISDIR to EPERM, but + // we instead do what Linux does (and we must, as we use + // the musl linux libc). + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.unlink) { + throw new FS.ErrnoError(63); + } + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + parent.node_ops.unlink(parent, name); + FS.destroyNode(node); + }, + readlink(path) { + var lookup = FS.lookupPath(path); + var link = lookup.node; + if (!link) { + throw new FS.ErrnoError(44); + } + if (!link.node_ops.readlink) { + throw new FS.ErrnoError(28); + } + return link.node_ops.readlink(link); + }, + stat(path, dontFollow) { + var lookup = FS.lookupPath(path, { + follow: !dontFollow, + }); + var node = lookup.node; + if (!node) { + throw new FS.ErrnoError(44); + } + if (!node.node_ops.getattr) { + throw new FS.ErrnoError(63); + } + return node.node_ops.getattr(node); + }, + lstat(path) { + return FS.stat(path, true); + }, + chmod(path, mode, dontFollow) { + var node; + if (typeof path == 'string') { + var lookup = FS.lookupPath(path, { + follow: !dontFollow, + }); + node = lookup.node; + } else { + node = path; + } + if (!node.node_ops.setattr) { + throw new FS.ErrnoError(63); + } + node.node_ops.setattr(node, { + mode: (mode & 4095) | (node.mode & ~4095), + ctime: Date.now(), + }); + }, + lchmod(path, mode) { + FS.chmod(path, mode, true); + }, + fchmod(fd, mode) { + var stream = FS.getStreamChecked(fd); + FS.chmod(stream.node, mode); + }, + chown(path, uid, gid, dontFollow) { + var node; + if (typeof path == 'string') { + var lookup = FS.lookupPath(path, { + follow: !dontFollow, + }); + node = lookup.node; + } else { + node = path; + } + if (!node.node_ops.setattr) { + throw new FS.ErrnoError(63); + } + node.node_ops.setattr(node, { + timestamp: Date.now(), + }); + }, + // we ignore the uid / gid for now + lchown(path, uid, gid) { + FS.chown(path, uid, gid, true); + }, + fchown(fd, uid, gid) { + var stream = FS.getStreamChecked(fd); + FS.chown(stream.node, uid, gid); + }, + truncate(path, len) { + if (len < 0) { + throw new FS.ErrnoError(28); + } + var node; + if (typeof path == 'string') { + var lookup = FS.lookupPath(path, { + follow: true, + }); + node = lookup.node; + } else { + node = path; + } + if (!node.node_ops.setattr) { + throw new FS.ErrnoError(63); + } + if (FS.isDir(node.mode)) { + throw new FS.ErrnoError(31); + } + if (!FS.isFile(node.mode)) { + throw new FS.ErrnoError(28); + } + var errCode = FS.nodePermissions(node, 'w'); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + node.node_ops.setattr(node, { + size: len, + timestamp: Date.now(), + }); + }, + ftruncate(fd, len) { + var stream = FS.getStreamChecked(fd); + if ((stream.flags & 2097155) === 0) { + throw new FS.ErrnoError(28); + } + FS.truncate(stream.node, len); + }, + utime(path, atime, mtime) { + var lookup = FS.lookupPath(path, { + follow: true, + }); + var node = lookup.node; + node.node_ops.setattr(node, { + atime, + mtime, + }); + }, + open(path, flags, mode = 438) { + if (path === '') { + throw new FS.ErrnoError(44); + } + flags = + typeof flags == 'string' ? FS_modeStringToFlags(flags) : flags; + if (flags & 64) { + mode = (mode & 4095) | 32768; + } else { + mode = 0; + } + var node; + if (typeof path == 'object') { + node = path; + } else { + // noent_okay makes it so that if the final component of the path + // doesn't exist, lookupPath returns `node: undefined`. `path` will be + // updated to point to the target of all symlinks. + var lookup = FS.lookupPath(path, { + follow: !(flags & 131072), + noent_okay: true, + }); + node = lookup.node; + path = lookup.path; + } + // perhaps we need to create the node + var created = false; + if (flags & 64) { + if (node) { + // if O_CREAT and O_EXCL are set, error out if the node already exists + if (flags & 128) { + throw new FS.ErrnoError(20); + } + } else { + // node doesn't exist, try to create it + node = FS.mknod(path, mode, 0); + created = true; + } + } + if (!node) { + throw new FS.ErrnoError(44); + } + // can't truncate a device + if (FS.isChrdev(node.mode)) { + flags &= ~512; + } + // if asked only for a directory, then this must be one + if (flags & 65536 && !FS.isDir(node.mode)) { + throw new FS.ErrnoError(54); + } + // check permissions, if this is not a file we just created now (it is ok to + // create and write to a file with read-only permissions; it is read-only + // for later use) + if (!created) { + var errCode = FS.mayOpen(node, flags); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + } + // do truncation if necessary + if (flags & 512 && !created) { + FS.truncate(node, 0); + } + // we've already handled these, don't pass down to the underlying vfs + flags &= ~(128 | 512 | 131072); + // register the stream with the filesystem + var stream = FS.createStream({ + node, + path: FS.getPath(node), + // we want the absolute path to the node + flags, + seekable: true, + position: 0, + stream_ops: node.stream_ops, + // used by the file family libc calls (fopen, fwrite, ferror, etc.) + ungotten: [], + error: false, + }); + // call the new stream's open function + if (stream.stream_ops.open) { + stream.stream_ops.open(stream); + } + if (Module['logReadFiles'] && !(flags & 1)) { + if (!(path in FS.readFiles)) { + FS.readFiles[path] = 1; + } + } + return stream; + }, + close(stream) { + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if (stream.getdents) stream.getdents = null; + // free readdir state + try { + if (stream.stream_ops.close) { + stream.stream_ops.close(stream); + } + } catch (e) { + throw e; + } finally { + FS.closeStream(stream.fd); + } + stream.fd = null; + }, + isClosed(stream) { + return stream.fd === null; + }, + llseek(stream, offset, whence) { + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if (!stream.seekable || !stream.stream_ops.llseek) { + throw new FS.ErrnoError(70); + } + if (whence != 0 && whence != 1 && whence != 2) { + throw new FS.ErrnoError(28); + } + stream.position = stream.stream_ops.llseek(stream, offset, whence); + stream.ungotten = []; + return stream.position; + }, + read(stream, buffer, offset, length, position) { + if (length < 0 || position < 0) { + throw new FS.ErrnoError(28); + } + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if ((stream.flags & 2097155) === 1) { + throw new FS.ErrnoError(8); + } + if (FS.isDir(stream.node.mode)) { + throw new FS.ErrnoError(31); + } + if (!stream.stream_ops.read) { + throw new FS.ErrnoError(28); + } + var seeking = typeof position != 'undefined'; + if (!seeking) { + position = stream.position; + } else if (!stream.seekable) { + throw new FS.ErrnoError(70); + } + var bytesRead = stream.stream_ops.read( + stream, + buffer, + offset, + length, + position + ); + if (!seeking) stream.position += bytesRead; + return bytesRead; + }, + write(stream, buffer, offset, length, position, canOwn) { + if (length < 0 || position < 0) { + throw new FS.ErrnoError(28); + } + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if ((stream.flags & 2097155) === 0) { + throw new FS.ErrnoError(8); + } + if (FS.isDir(stream.node.mode)) { + throw new FS.ErrnoError(31); + } + if (!stream.stream_ops.write) { + throw new FS.ErrnoError(28); + } + if (stream.seekable && stream.flags & 1024) { + // seek to the end before writing in append mode + FS.llseek(stream, 0, 2); + } + var seeking = typeof position != 'undefined'; + if (!seeking) { + position = stream.position; + } else if (!stream.seekable) { + throw new FS.ErrnoError(70); + } + var bytesWritten = stream.stream_ops.write( + stream, + buffer, + offset, + length, + position, + canOwn + ); + if (!seeking) stream.position += bytesWritten; + return bytesWritten; + }, + allocate(stream, offset, length) { + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if (offset < 0 || length <= 0) { + throw new FS.ErrnoError(28); + } + if ((stream.flags & 2097155) === 0) { + throw new FS.ErrnoError(8); + } + if (!FS.isFile(stream.node.mode) && !FS.isDir(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + if (!stream.stream_ops.allocate) { + throw new FS.ErrnoError(138); + } + stream.stream_ops.allocate(stream, offset, length); + }, + mmap(stream, length, position, prot, flags) { + // User requests writing to file (prot & PROT_WRITE != 0). + // Checking if we have permissions to write to the file unless + // MAP_PRIVATE flag is set. According to POSIX spec it is possible + // to write to file opened in read-only mode with MAP_PRIVATE flag, + // as all modifications will be visible only in the memory of + // the current process. + if ( + (prot & 2) !== 0 && + (flags & 2) === 0 && + (stream.flags & 2097155) !== 2 + ) { + throw new FS.ErrnoError(2); + } + if ((stream.flags & 2097155) === 1) { + throw new FS.ErrnoError(2); + } + if (!stream.stream_ops.mmap) { + throw new FS.ErrnoError(43); + } + if (!length) { + throw new FS.ErrnoError(28); + } + return stream.stream_ops.mmap( + stream, + length, + position, + prot, + flags + ); + }, + msync(stream, buffer, offset, length, mmapFlags) { + if (!stream.stream_ops.msync) { + return 0; + } + return stream.stream_ops.msync( + stream, + buffer, + offset, + length, + mmapFlags + ); + }, + ioctl(stream, cmd, arg) { + if (!stream.stream_ops.ioctl) { + throw new FS.ErrnoError(59); + } + return stream.stream_ops.ioctl(stream, cmd, arg); + }, + readFile(path, opts = {}) { + opts.flags = opts.flags || 0; + opts.encoding = opts.encoding || 'binary'; + if (opts.encoding !== 'utf8' && opts.encoding !== 'binary') { + throw new Error(`Invalid encoding type "${opts.encoding}"`); + } + var ret; + var stream = FS.open(path, opts.flags); + var stat = FS.stat(path); + var length = stat.size; + var buf = new Uint8Array(length); + FS.read(stream, buf, 0, length, 0); + if (opts.encoding === 'utf8') { + ret = UTF8ArrayToString(buf); + } else if (opts.encoding === 'binary') { + ret = buf; + } + FS.close(stream); + return ret; + }, + writeFile(path, data, opts = {}) { + opts.flags = opts.flags || 577; + var stream = FS.open(path, opts.flags, opts.mode); + if (typeof data == 'string') { + var buf = new Uint8Array(lengthBytesUTF8(data) + 1); + var actualNumBytes = stringToUTF8Array( + data, + buf, + 0, + buf.length + ); + FS.write( + stream, + buf, + 0, + actualNumBytes, + undefined, + opts.canOwn + ); + } else if (ArrayBuffer.isView(data)) { + FS.write( + stream, + data, + 0, + data.byteLength, + undefined, + opts.canOwn + ); + } else { + throw new Error('Unsupported data type'); + } + FS.close(stream); + }, + cwd: () => FS.currentPath, + chdir(path) { + var lookup = FS.lookupPath(path, { + follow: true, + }); + if (lookup.node === null) { + throw new FS.ErrnoError(44); + } + if (!FS.isDir(lookup.node.mode)) { + throw new FS.ErrnoError(54); + } + var errCode = FS.nodePermissions(lookup.node, 'x'); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + FS.currentPath = lookup.path; + }, + createDefaultDirectories() { + FS.mkdir('/tmp'); + FS.mkdir('/home'); + FS.mkdir('/home/web_user'); + }, + createDefaultDevices() { + // create /dev + FS.mkdir('/dev'); + // setup /dev/null + FS.registerDevice(FS.makedev(1, 3), { + read: () => 0, + write: (stream, buffer, offset, length, pos) => length, + llseek: () => 0, + }); + FS.mkdev('/dev/null', FS.makedev(1, 3)); + // setup /dev/tty and /dev/tty1 + // stderr needs to print output using err() rather than out() + // so we register a second tty just for it. + TTY.register(FS.makedev(5, 0), TTY.default_tty_ops); + TTY.register(FS.makedev(6, 0), TTY.default_tty1_ops); + FS.mkdev('/dev/tty', FS.makedev(5, 0)); + FS.mkdev('/dev/tty1', FS.makedev(6, 0)); + // setup /dev/[u]random + // use a buffer to avoid overhead of individual crypto calls per byte + var randomBuffer = new Uint8Array(1024), + randomLeft = 0; + var randomByte = () => { + if (randomLeft === 0) { + randomLeft = randomFill(randomBuffer).byteLength; + } + return randomBuffer[--randomLeft]; + }; + FS.createDevice('/dev', 'random', randomByte); + FS.createDevice('/dev', 'urandom', randomByte); + // we're not going to emulate the actual shm device, + // just create the tmp dirs that reside in it commonly + FS.mkdir('/dev/shm'); + FS.mkdir('/dev/shm/tmp'); + }, + createSpecialDirectories() { + // create /proc/self/fd which allows /proc/self/fd/6 => readlink gives the + // name of the stream for fd 6 (see test_unistd_ttyname) + FS.mkdir('/proc'); + var proc_self = FS.mkdir('/proc/self'); + FS.mkdir('/proc/self/fd'); + FS.mount( + { + mount() { + var node = FS.createNode(proc_self, 'fd', 16895, 73); + node.stream_ops = { + llseek: MEMFS.stream_ops.llseek, + }; + node.node_ops = { + lookup(parent, name) { + var fd = +name; + var stream = FS.getStreamChecked(fd); + var ret = { + parent: null, + mount: { + mountpoint: 'fake', + }, + node_ops: { + readlink: () => stream.path, + }, + id: fd + 1, + }; + ret.parent = ret; + // make it look like a simple root node + return ret; + }, + readdir() { + return Array.from(FS.streams.entries()) + .filter(([k, v]) => v) + .map(([k, v]) => k.toString()); + }, + }; + return node; + }, + }, + {}, + '/proc/self/fd' + ); + }, + createStandardStreams(input, output, error) { + // TODO deprecate the old functionality of a single + // input / output callback and that utilizes FS.createDevice + // and instead require a unique set of stream ops + // by default, we symlink the standard streams to the + // default tty devices. however, if the standard streams + // have been overwritten we create a unique device for + // them instead. + if (input) { + FS.createDevice('/dev', 'stdin', input); + } else { + FS.symlink('/dev/tty', '/dev/stdin'); + } + if (output) { + FS.createDevice('/dev', 'stdout', null, output); + } else { + FS.symlink('/dev/tty', '/dev/stdout'); + } + if (error) { + FS.createDevice('/dev', 'stderr', null, error); + } else { + FS.symlink('/dev/tty1', '/dev/stderr'); + } + // open default streams for the stdin, stdout and stderr devices + var stdin = FS.open('/dev/stdin', 0); + var stdout = FS.open('/dev/stdout', 1); + var stderr = FS.open('/dev/stderr', 1); + }, + staticInit() { + FS.nameTable = new Array(4096); + FS.mount(MEMFS, {}, '/'); + FS.createDefaultDirectories(); + FS.createDefaultDevices(); + FS.createSpecialDirectories(); + FS.filesystems = { + MEMFS: MEMFS, + NODEFS: NODEFS, + PROXYFS: PROXYFS, + }; + }, + init(input, output, error) { + FS.initialized = true; + // Allow Module.stdin etc. to provide defaults, if none explicitly passed to us here + input ??= Module['stdin']; + output ??= Module['stdout']; + error ??= Module['stderr']; + FS.createStandardStreams(input, output, error); + }, + quit() { + FS.initialized = false; + // force-flush all streams, so we get musl std streams printed out + _fflush(0); + // close all of our streams + for (var i = 0; i < FS.streams.length; i++) { + var stream = FS.streams[i]; + if (!stream) { + continue; + } + FS.close(stream); + } + }, + findObject(path, dontResolveLastLink) { + var ret = FS.analyzePath(path, dontResolveLastLink); + if (!ret.exists) { + return null; + } + return ret.object; + }, + analyzePath(path, dontResolveLastLink) { + // operate from within the context of the symlink's target + try { + var lookup = FS.lookupPath(path, { + follow: !dontResolveLastLink, + }); + path = lookup.path; + } catch (e) {} + var ret = { + isRoot: false, + exists: false, + error: 0, + name: null, + path: null, + object: null, + parentExists: false, + parentPath: null, + parentObject: null, + }; + try { + var lookup = FS.lookupPath(path, { + parent: true, + }); + ret.parentExists = true; + ret.parentPath = lookup.path; + ret.parentObject = lookup.node; + ret.name = PATH.basename(path); + lookup = FS.lookupPath(path, { + follow: !dontResolveLastLink, + }); + ret.exists = true; + ret.path = lookup.path; + ret.object = lookup.node; + ret.name = lookup.node.name; + ret.isRoot = lookup.path === '/'; + } catch (e) { + ret.error = e.errno; + } + return ret; + }, + createPath(parent, path, canRead, canWrite) { + parent = typeof parent == 'string' ? parent : FS.getPath(parent); + var parts = path.split('/').reverse(); + while (parts.length) { + var part = parts.pop(); + if (!part) continue; + var current = PATH.join2(parent, part); + try { + FS.mkdir(current); + } catch (e) {} + // ignore EEXIST + parent = current; + } + return current; + }, + createFile(parent, name, properties, canRead, canWrite) { + var path = PATH.join2( + typeof parent == 'string' ? parent : FS.getPath(parent), + name + ); + var mode = FS_getMode(canRead, canWrite); + return FS.create(path, mode); + }, + createDataFile(parent, name, data, canRead, canWrite, canOwn) { + var path = name; + if (parent) { + parent = + typeof parent == 'string' ? parent : FS.getPath(parent); + path = name ? PATH.join2(parent, name) : parent; + } + var mode = FS_getMode(canRead, canWrite); + var node = FS.create(path, mode); + if (data) { + if (typeof data == 'string') { + var arr = new Array(data.length); + for (var i = 0, len = data.length; i < len; ++i) + arr[i] = data.charCodeAt(i); + data = arr; + } + // make sure we can write to the file + FS.chmod(node, mode | 146); + var stream = FS.open(node, 577); + FS.write(stream, data, 0, data.length, 0, canOwn); + FS.close(stream); + FS.chmod(node, mode); + } + }, + createDevice(parent, name, input, output) { + var path = PATH.join2( + typeof parent == 'string' ? parent : FS.getPath(parent), + name + ); + var mode = FS_getMode(!!input, !!output); + FS.createDevice.major ??= 64; + var dev = FS.makedev(FS.createDevice.major++, 0); + // Create a fake device that a set of stream ops to emulate + // the old behavior. + FS.registerDevice(dev, { + open(stream) { + stream.seekable = false; + }, + close(stream) { + // flush any pending line data + if (output?.buffer?.length) { + output(10); + } + }, + read(stream, buffer, offset, length, pos) { + /* ignored */ var bytesRead = 0; + for (var i = 0; i < length; i++) { + var result; + try { + result = input(); + } catch (e) { + throw new FS.ErrnoError(29); + } + if (result === undefined && bytesRead === 0) { + throw new FS.ErrnoError(6); + } + if (result === null || result === undefined) break; + bytesRead++; + buffer[offset + i] = result; + } + if (bytesRead) { + stream.node.atime = Date.now(); + } + return bytesRead; + }, + write(stream, buffer, offset, length, pos) { + for (var i = 0; i < length; i++) { + try { + output(buffer[offset + i]); + } catch (e) { + throw new FS.ErrnoError(29); + } + } + if (length) { + stream.node.mtime = stream.node.ctime = Date.now(); + } + return i; + }, + }); + return FS.mkdev(path, mode, dev); + }, + forceLoadFile(obj) { + if (obj.isDevice || obj.isFolder || obj.link || obj.contents) + return true; + if (typeof XMLHttpRequest != 'undefined') { + throw new Error( + 'Lazy loading should have been performed (contents set) in createLazyFile, but it was not. Lazy loading only works in web workers. Use --embed-file or --preload-file in emcc on the main thread.' + ); + } else { + // Command-line. + try { + obj.contents = readBinary(obj.url); + obj.usedBytes = obj.contents.length; + } catch (e) { + throw new FS.ErrnoError(29); + } + } + }, + createLazyFile(parent, name, url, canRead, canWrite) { + // Lazy chunked Uint8Array (implements get and length from Uint8Array). + // Actual getting is abstracted away for eventual reuse. + class LazyUint8Array { + lengthKnown = false; + chunks = []; + // Loaded chunks. Index is the chunk number + get(idx) { + if (idx > this.length - 1 || idx < 0) { + return undefined; + } + var chunkOffset = idx % this.chunkSize; + var chunkNum = (idx / this.chunkSize) | 0; + return this.getter(chunkNum)[chunkOffset]; + } + setDataGetter(getter) { + this.getter = getter; + } + cacheLength() { + // Find length + var xhr = new XMLHttpRequest(); + xhr.open('HEAD', url, false); + xhr.send(null); + if ( + !( + (xhr.status >= 200 && xhr.status < 300) || + xhr.status === 304 + ) + ) + throw new Error( + "Couldn't load " + url + '. Status: ' + xhr.status + ); + var datalength = Number( + xhr.getResponseHeader('Content-length') + ); + var header; + var hasByteServing = + (header = xhr.getResponseHeader('Accept-Ranges')) && + header === 'bytes'; + var usesGzip = + (header = xhr.getResponseHeader('Content-Encoding')) && + header === 'gzip'; + var chunkSize = 1024 * 1024; + // Chunk size in bytes + if (!hasByteServing) chunkSize = datalength; + // Function to get a range from the remote URL. + var doXHR = (from, to) => { + if (from > to) + throw new Error( + 'invalid range (' + + from + + ', ' + + to + + ') or no bytes requested!' + ); + if (to > datalength - 1) + throw new Error( + 'only ' + + datalength + + ' bytes available! programmer error!' + ); + // TODO: Use mozResponseArrayBuffer, responseStream, etc. if available. + var xhr = new XMLHttpRequest(); + xhr.open('GET', url, false); + if (datalength !== chunkSize) + xhr.setRequestHeader( + 'Range', + 'bytes=' + from + '-' + to + ); + // Some hints to the browser that we want binary data. + xhr.responseType = 'arraybuffer'; + if (xhr.overrideMimeType) { + xhr.overrideMimeType( + 'text/plain; charset=x-user-defined' + ); + } + xhr.send(null); + if ( + !( + (xhr.status >= 200 && xhr.status < 300) || + xhr.status === 304 + ) + ) + throw new Error( + "Couldn't load " + + url + + '. Status: ' + + xhr.status + ); + if (xhr.response !== undefined) { + return new Uint8Array( + /** @type{Array} */ (xhr.response || []) + ); + } + return intArrayFromString(xhr.responseText || '', true); + }; + var lazyArray = this; + lazyArray.setDataGetter((chunkNum) => { + var start = chunkNum * chunkSize; + var end = (chunkNum + 1) * chunkSize - 1; + // including this byte + end = Math.min(end, datalength - 1); + // if datalength-1 is selected, this is the last block + if (typeof lazyArray.chunks[chunkNum] == 'undefined') { + lazyArray.chunks[chunkNum] = doXHR(start, end); + } + if (typeof lazyArray.chunks[chunkNum] == 'undefined') + throw new Error('doXHR failed!'); + return lazyArray.chunks[chunkNum]; + }); + if (usesGzip || !datalength) { + // if the server uses gzip or doesn't supply the length, we have to download the whole file to get the (uncompressed) length + chunkSize = datalength = 1; + // this will force getter(0)/doXHR do download the whole file + datalength = this.getter(0).length; + chunkSize = datalength; + out( + 'LazyFiles on gzip forces download of the whole file when length is accessed' + ); + } + this._length = datalength; + this._chunkSize = chunkSize; + this.lengthKnown = true; + } + get length() { + if (!this.lengthKnown) { + this.cacheLength(); + } + return this._length; + } + get chunkSize() { + if (!this.lengthKnown) { + this.cacheLength(); + } + return this._chunkSize; + } + } + if (typeof XMLHttpRequest != 'undefined') { + if (!ENVIRONMENT_IS_WORKER) + throw 'Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc'; + var lazyArray = new LazyUint8Array(); + var properties = { + isDevice: false, + contents: lazyArray, + }; + } else { + var properties = { + isDevice: false, + url, + }; + } + var node = FS.createFile( + parent, + name, + properties, + canRead, + canWrite + ); + // This is a total hack, but I want to get this lazy file code out of the + // core of MEMFS. If we want to keep this lazy file concept I feel it should + // be its own thin LAZYFS proxying calls to MEMFS. + if (properties.contents) { + node.contents = properties.contents; + } else if (properties.url) { + node.contents = null; + node.url = properties.url; + } + // Add a function that defers querying the file size until it is asked the first time. + Object.defineProperties(node, { + usedBytes: { + get: function () { + return this.contents.length; + }, + }, + }); + // override each stream op with one that tries to force load the lazy file first + var stream_ops = {}; + var keys = Object.keys(node.stream_ops); + keys.forEach((key) => { + var fn = node.stream_ops[key]; + stream_ops[key] = (...args) => { + FS.forceLoadFile(node); + return fn(...args); + }; + }); + function writeChunks(stream, buffer, offset, length, position) { + var contents = stream.node.contents; + if (position >= contents.length) return 0; + var size = Math.min(contents.length - position, length); + if (contents.slice) { + // normal array + for (var i = 0; i < size; i++) { + buffer[offset + i] = contents[position + i]; + } + } else { + for (var i = 0; i < size; i++) { + // LazyUint8Array from sync binary XHR + buffer[offset + i] = contents.get(position + i); + } + } + return size; + } + // use a custom read function + stream_ops.read = (stream, buffer, offset, length, position) => { + FS.forceLoadFile(node); + return writeChunks(stream, buffer, offset, length, position); + }; + // use a custom mmap function + stream_ops.mmap = (stream, length, position, prot, flags) => { + FS.forceLoadFile(node); + var ptr = mmapAlloc(length); + if (!ptr) { + throw new FS.ErrnoError(48); + } + writeChunks(stream, HEAP8, ptr, length, position); + return { + ptr, + allocated: true, + }; + }; + node.stream_ops = stream_ops; + return node; + }, + }; + + Module['FS'] = FS; + + var SOCKFS = { + websocketArgs: {}, + callbacks: {}, + on(event, callback) { + SOCKFS.callbacks[event] = callback; + }, + emit(event, param) { + SOCKFS.callbacks[event]?.(param); + }, + mount(mount) { + // The incomming Module['websocket'] can be used for configuring + // configuring subprotocol/url, etc + SOCKFS.websocketArgs = Module['websocket'] || {}; + // Add the Event registration mechanism to the exported websocket configuration + // object so we can register network callbacks from native JavaScript too. + // For more documentation see system/include/emscripten/emscripten.h + (Module['websocket'] ??= {})['on'] = SOCKFS.on; + return FS.createNode(null, '/', 16895, 0); + }, + createSocket(family, type, protocol) { + type &= ~526336; + // Some applications may pass it; it makes no sense for a single process. + var streaming = type == 1; + if (streaming && protocol && protocol != 6) { + throw new FS.ErrnoError(66); + } + // create our internal socket structure + var sock = { + family, + type, + protocol, + server: null, + error: null, + // Used in getsockopt for SOL_SOCKET/SO_ERROR test + peers: {}, + pending: [], + recv_queue: [], + sock_ops: SOCKFS.websocket_sock_ops, + }; + // create the filesystem node to store the socket structure + var name = SOCKFS.nextname(); + var node = FS.createNode(SOCKFS.root, name, 49152, 0); + node.sock = sock; + // and the wrapping stream that enables library functions such + // as read and write to indirectly interact with the socket + var stream = FS.createStream({ + path: name, + node, + flags: 2, + seekable: false, + stream_ops: SOCKFS.stream_ops, + }); + // map the new stream to the socket structure (sockets have a 1:1 + // relationship with a stream) + sock.stream = stream; + return sock; + }, + getSocket(fd) { + var stream = FS.getStream(fd); + if (!stream || !FS.isSocket(stream.node.mode)) { + return null; + } + return stream.node.sock; + }, + stream_ops: { + poll(stream) { + var sock = stream.node.sock; + return sock.sock_ops.poll(sock); + }, + ioctl(stream, request, varargs) { + var sock = stream.node.sock; + return sock.sock_ops.ioctl(sock, request, varargs); + }, + read(stream, buffer, offset, length, position) { + /* ignored */ var sock = stream.node.sock; + var msg = sock.sock_ops.recvmsg(sock, length); + if (!msg) { + // socket is closed + return 0; + } + buffer.set(msg.buffer, offset); + return msg.buffer.length; + }, + write(stream, buffer, offset, length, position) { + /* ignored */ var sock = stream.node.sock; + return sock.sock_ops.sendmsg(sock, buffer, offset, length); + }, + close(stream) { + var sock = stream.node.sock; + sock.sock_ops.close(sock); + }, + }, + nextname() { + if (!SOCKFS.nextname.current) { + SOCKFS.nextname.current = 0; + } + return `socket[${SOCKFS.nextname.current++}]`; + }, + websocket_sock_ops: { + createPeer(sock, addr, port) { + var ws; + if (typeof addr == 'object') { + ws = addr; + addr = null; + port = null; + } + if (ws) { + // for sockets that've already connected (e.g. we're the server) + // we can inspect the _socket property for the address + if (ws._socket) { + addr = ws._socket.remoteAddress; + port = ws._socket.remotePort; + } // if we're just now initializing a connection to the remote, + // inspect the url property + else { + var result = /ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url); + if (!result) { + throw new Error( + 'WebSocket URL must be in the format ws(s)://address:port' + ); + } + addr = result[1]; + port = parseInt(result[2], 10); + } + } else { + // create the actual websocket object and connect + try { + // The default value is 'ws://' the replace is needed because the compiler replaces '//' comments with '#' + // comments without checking context, so we'd end up with ws:#, the replace swaps the '#' for '//' again. + var url = 'ws:#'.replace('#', '//'); + // Make the WebSocket subprotocol (Sec-WebSocket-Protocol) default to binary if no configuration is set. + var subProtocols = 'binary'; + // The default value is 'binary' + // The default WebSocket options + var opts = undefined; + // Fetch runtime WebSocket URL config. + if ('function' === typeof SOCKFS.websocketArgs['url']) { + url = SOCKFS.websocketArgs['url'](...arguments); + } else if ( + 'string' === typeof SOCKFS.websocketArgs['url'] + ) { + url = SOCKFS.websocketArgs['url']; + } + // Fetch runtime WebSocket subprotocol config. + if (SOCKFS.websocketArgs['subprotocol']) { + subProtocols = SOCKFS.websocketArgs['subprotocol']; + } else if ( + SOCKFS.websocketArgs['subprotocol'] === null + ) { + subProtocols = 'null'; + } + if (url === 'ws://' || url === 'wss://') { + // Is the supplied URL config just a prefix, if so complete it. + var parts = addr.split('/'); + url = + url + + parts[0] + + ':' + + port + + '/' + + parts.slice(1).join('/'); + } + if (subProtocols !== 'null') { + // The regex trims the string (removes spaces at the beginning and end, then splits the string by + // , into an Array. Whitespace removal is important for Websockify and ws. + subProtocols = subProtocols + .replace(/^ +| +$/g, '') + .split(/ *, */); + opts = subProtocols; + } + // If node we use the ws library. + var WebSocketConstructor; + if (ENVIRONMENT_IS_NODE) { + WebSocketConstructor = + /** @type{(typeof WebSocket)} */ ( + require('ws') + ); + } else { + WebSocketConstructor = WebSocket; + } + if (Module['websocket']['decorator']) { + WebSocketConstructor = + Module['websocket']['decorator']( + WebSocketConstructor + ); + } + ws = new WebSocketConstructor(url, opts); + ws.binaryType = 'arraybuffer'; + } catch (e) { + throw new FS.ErrnoError(23); + } + } + var peer = { + addr, + port, + socket: ws, + msg_send_queue: [], + }; + SOCKFS.websocket_sock_ops.addPeer(sock, peer); + SOCKFS.websocket_sock_ops.handlePeerEvents(sock, peer); + // if this is a bound dgram socket, send the port number first to allow + // us to override the ephemeral port reported to us by remotePort on the + // remote end. + if (sock.type === 2 && typeof sock.sport != 'undefined') { + peer.msg_send_queue.push( + new Uint8Array([ + 255, + 255, + 255, + 255, + 'p'.charCodeAt(0), + 'o'.charCodeAt(0), + 'r'.charCodeAt(0), + 't'.charCodeAt(0), + (sock.sport & 65280) >> 8, + sock.sport & 255, + ]) + ); + } + return peer; + }, + getPeer(sock, addr, port) { + return sock.peers[addr + ':' + port]; + }, + addPeer(sock, peer) { + sock.peers[peer.addr + ':' + peer.port] = peer; + }, + removePeer(sock, peer) { + delete sock.peers[peer.addr + ':' + peer.port]; + }, + handlePeerEvents(sock, peer) { + var first = true; + var handleOpen = function () { + sock.connecting = false; + SOCKFS.emit('open', sock.stream.fd); + try { + var queued = peer.msg_send_queue.shift(); + while (queued) { + peer.socket.send(queued); + queued = peer.msg_send_queue.shift(); + } + } catch (e) { + // not much we can do here in the way of proper error handling as we've already + // lied and said this data was sent. shut it down. + peer.socket.close(); + } + }; + function handleMessage(data) { + if (typeof data == 'string') { + var encoder = new TextEncoder(); + // should be utf-8 + data = encoder.encode(data); + } // make a typed array from the string + else { + assert(data.byteLength !== undefined); + // must receive an ArrayBuffer + if (data.byteLength == 0) { + // An empty ArrayBuffer will emit a pseudo disconnect event + // as recv/recvmsg will return zero which indicates that a socket + // has performed a shutdown although the connection has not been disconnected yet. + return; + } + data = new Uint8Array(data); + } + // if this is the port message, override the peer's port with it + var wasfirst = first; + first = false; + if ( + wasfirst && + data.length === 10 && + data[0] === 255 && + data[1] === 255 && + data[2] === 255 && + data[3] === 255 && + data[4] === 'p'.charCodeAt(0) && + data[5] === 'o'.charCodeAt(0) && + data[6] === 'r'.charCodeAt(0) && + data[7] === 't'.charCodeAt(0) + ) { + // update the peer's port and it's key in the peer map + var newport = (data[8] << 8) | data[9]; + SOCKFS.websocket_sock_ops.removePeer(sock, peer); + peer.port = newport; + SOCKFS.websocket_sock_ops.addPeer(sock, peer); + return; + } + sock.recv_queue.push({ + addr: peer.addr, + port: peer.port, + data, + }); + SOCKFS.emit('message', sock.stream.fd); + } + if (ENVIRONMENT_IS_NODE) { + peer.socket.on('open', handleOpen); + peer.socket.on('message', function (data, isBinary) { + if (!isBinary) { + return; + } + handleMessage(new Uint8Array(data).buffer); + }); + // copy from node Buffer -> ArrayBuffer + peer.socket.on('close', function () { + SOCKFS.emit('close', sock.stream.fd); + }); + peer.socket.on('error', function (error) { + // Although the ws library may pass errors that may be more descriptive than + // ECONNREFUSED they are not necessarily the expected error code e.g. + // ENOTFOUND on getaddrinfo seems to be node.js specific, so using ECONNREFUSED + // is still probably the most useful thing to do. + sock.error = 14; + // Used in getsockopt for SOL_SOCKET/SO_ERROR test. + SOCKFS.emit('error', [ + sock.stream.fd, + sock.error, + 'ECONNREFUSED: Connection refused', + ]); + }); + } else { + peer.socket.onopen = handleOpen; + peer.socket.onclose = function () { + SOCKFS.emit('close', sock.stream.fd); + }; + peer.socket.onmessage = function peer_socket_onmessage( + event + ) { + handleMessage(event.data); + }; + peer.socket.onerror = function (error) { + // The WebSocket spec only allows a 'simple event' to be thrown on error, + // so we only really know as much as ECONNREFUSED. + sock.error = 14; + // Used in getsockopt for SOL_SOCKET/SO_ERROR test. + SOCKFS.emit('error', [ + sock.stream.fd, + sock.error, + 'ECONNREFUSED: Connection refused', + ]); + }; + } + }, + poll(sock) { + if (sock.type === 1 && sock.server) { + // listen sockets should only say they're available for reading + // if there are pending clients. + return sock.pending.length ? 64 | 1 : 0; + } + var mask = 0; + var dest = + sock.type === 1 // we only care about the socket state for connection-based sockets + ? SOCKFS.websocket_sock_ops.getPeer( + sock, + sock.daddr, + sock.dport + ) + : null; + if ( + sock.recv_queue.length || + !dest || // connection-less sockets are always ready to read + (dest && dest.socket.readyState === dest.socket.CLOSING) || + (dest && dest.socket.readyState === dest.socket.CLOSED) + ) { + // let recv return 0 once closed + mask |= 64 | 1; + } + if ( + !dest || // connection-less sockets are always ready to write + (dest && dest.socket.readyState === dest.socket.OPEN) + ) { + mask |= 4; + } + if ( + (dest && dest.socket.readyState === dest.socket.CLOSING) || + (dest && dest.socket.readyState === dest.socket.CLOSED) + ) { + // When an non-blocking connect fails mark the socket as writable. + // Its up to the calling code to then use getsockopt with SO_ERROR to + // retrieve the error. + // See https://man7.org/linux/man-pages/man2/connect.2.html + if (sock.connecting) { + mask |= 4; + } else { + mask |= 16; + } + } + return mask; + }, + ioctl(sock, request, arg) { + switch (request) { + case 21531: + var bytes = 0; + if (sock.recv_queue.length) { + bytes = sock.recv_queue[0].data.length; + } + HEAP32[arg >> 2] = bytes; + return 0; + + default: + return 28; + } + }, + close(sock) { + // if we've spawned a listen server, close it + if (sock.server) { + try { + sock.server.close(); + } catch (e) {} + sock.server = null; + } + // close any peer connections + var peers = Object.keys(sock.peers); + for (var i = 0; i < peers.length; i++) { + var peer = sock.peers[peers[i]]; + try { + peer.socket.close(); + } catch (e) {} + SOCKFS.websocket_sock_ops.removePeer(sock, peer); + } + return 0; + }, + bind(sock, addr, port) { + if ( + typeof sock.saddr != 'undefined' || + typeof sock.sport != 'undefined' + ) { + throw new FS.ErrnoError(28); + } + // already bound + sock.saddr = addr; + sock.sport = port; + // in order to emulate dgram sockets, we need to launch a listen server when + // binding on a connection-less socket + // note: this is only required on the server side + if (sock.type === 2) { + // close the existing server if it exists + if (sock.server) { + sock.server.close(); + sock.server = null; + } + // swallow error operation not supported error that occurs when binding in the + // browser where this isn't supported + try { + sock.sock_ops.listen(sock, 0); + } catch (e) { + if (!(e.name === 'ErrnoError')) throw e; + if (e.errno !== 138) throw e; + } + } + }, + connect(sock, addr, port) { + if (sock.server) { + throw new FS.ErrnoError(138); + } + // TODO autobind + // if (!sock.addr && sock.type == 2) { + // } + // early out if we're already connected / in the middle of connecting + if ( + typeof sock.daddr != 'undefined' && + typeof sock.dport != 'undefined' + ) { + var dest = SOCKFS.websocket_sock_ops.getPeer( + sock, + sock.daddr, + sock.dport + ); + if (dest) { + if (dest.socket.readyState === dest.socket.CONNECTING) { + throw new FS.ErrnoError(7); + } else { + throw new FS.ErrnoError(30); + } + } + } + // add the socket to our peer list and set our + // destination address / port to match + var peer = SOCKFS.websocket_sock_ops.createPeer( + sock, + addr, + port + ); + sock.daddr = peer.addr; + sock.dport = peer.port; + // because we cannot synchronously block to wait for the WebSocket + // connection to complete, we return here pretending that the connection + // was a success. + sock.connecting = true; + }, + listen(sock, backlog) { + if (!ENVIRONMENT_IS_NODE) { + throw new FS.ErrnoError(138); + } + if (sock.server) { + throw new FS.ErrnoError(28); + } + // already listening + var WebSocketServer = require('ws').Server; + var host = sock.saddr; + if (Module['websocket']['serverDecorator']) { + WebSocketServer = + Module['websocket']['serverDecorator'](WebSocketServer); + } + sock.server = new WebSocketServer({ + host, + port: sock.sport, + }); + // TODO support backlog + SOCKFS.emit('listen', sock.stream.fd); + // Send Event with listen fd. + sock.server.on('connection', function (ws) { + if (sock.type === 1) { + var newsock = SOCKFS.createSocket( + sock.family, + sock.type, + sock.protocol + ); + // create a peer on the new socket + var peer = SOCKFS.websocket_sock_ops.createPeer( + newsock, + ws + ); + newsock.daddr = peer.addr; + newsock.dport = peer.port; + // push to queue for accept to pick up + sock.pending.push(newsock); + SOCKFS.emit('connection', newsock.stream.fd); + } else { + // create a peer on the listen socket so calling sendto + // with the listen socket and an address will resolve + // to the correct client + SOCKFS.websocket_sock_ops.createPeer(sock, ws); + SOCKFS.emit('connection', sock.stream.fd); + } + }); + sock.server.on('close', function () { + SOCKFS.emit('close', sock.stream.fd); + sock.server = null; + }); + sock.server.on('error', function (error) { + // Although the ws library may pass errors that may be more descriptive than + // ECONNREFUSED they are not necessarily the expected error code e.g. + // ENOTFOUND on getaddrinfo seems to be node.js specific, so using EHOSTUNREACH + // is still probably the most useful thing to do. This error shouldn't + // occur in a well written app as errors should get trapped in the compiled + // app's own getaddrinfo call. + sock.error = 23; + // Used in getsockopt for SOL_SOCKET/SO_ERROR test. + SOCKFS.emit('error', [ + sock.stream.fd, + sock.error, + 'EHOSTUNREACH: Host is unreachable', + ]); + }); + }, + // don't throw + accept(listensock) { + if (!listensock.server || !listensock.pending.length) { + throw new FS.ErrnoError(28); + } + var newsock = listensock.pending.shift(); + newsock.stream.flags = listensock.stream.flags; + return newsock; + }, + getname(sock, peer) { + var addr, port; + if (peer) { + if (sock.daddr === undefined || sock.dport === undefined) { + throw new FS.ErrnoError(53); + } + addr = sock.daddr; + port = sock.dport; + } else { + // TODO saddr and sport will be set for bind()'d UDP sockets, but what + // should we be returning for TCP sockets that've been connect()'d? + addr = sock.saddr || 0; + port = sock.sport || 0; + } + return { + addr, + port, + }; + }, + sendmsg(sock, buffer, offset, length, addr, port) { + if (sock.type === 2) { + // connection-less sockets will honor the message address, + // and otherwise fall back to the bound destination address + if (addr === undefined || port === undefined) { + addr = sock.daddr; + port = sock.dport; + } + // if there was no address to fall back to, error out + if (addr === undefined || port === undefined) { + throw new FS.ErrnoError(17); + } + } else { + // connection-based sockets will only use the bound + addr = sock.daddr; + port = sock.dport; + } + // find the peer for the destination address + var dest = SOCKFS.websocket_sock_ops.getPeer(sock, addr, port); + // early out if not connected with a connection-based socket + if (sock.type === 1) { + if ( + !dest || + dest.socket.readyState === dest.socket.CLOSING || + dest.socket.readyState === dest.socket.CLOSED + ) { + throw new FS.ErrnoError(53); + } + } + // create a copy of the incoming data to send, as the WebSocket API + // doesn't work entirely with an ArrayBufferView, it'll just send + // the entire underlying buffer + if (ArrayBuffer.isView(buffer)) { + offset += buffer.byteOffset; + buffer = buffer.buffer; + } + var data = buffer.slice(offset, offset + length); + // if we don't have a cached connectionless UDP datagram connection, or + // the TCP socket is still connecting, queue the message to be sent upon + // connect, and lie, saying the data was sent now. + if (!dest || dest.socket.readyState !== dest.socket.OPEN) { + // if we're not connected, open a new connection + if (sock.type === 2) { + if ( + !dest || + dest.socket.readyState === dest.socket.CLOSING || + dest.socket.readyState === dest.socket.CLOSED + ) { + dest = SOCKFS.websocket_sock_ops.createPeer( + sock, + addr, + port + ); + } + } + dest.msg_send_queue.push(data); + return length; + } + try { + // send the actual data + dest.socket.send(data); + return length; + } catch (e) { + throw new FS.ErrnoError(28); + } + }, + recvmsg(sock, length, flags) { + // http://pubs.opengroup.org/onlinepubs/7908799/xns/recvmsg.html + if (sock.type === 1 && sock.server) { + // tcp servers should not be recv()'ing on the listen socket + throw new FS.ErrnoError(53); + } + var queued = sock.recv_queue.shift(); + if (!queued) { + if (sock.type === 1) { + var dest = SOCKFS.websocket_sock_ops.getPeer( + sock, + sock.daddr, + sock.dport + ); + if (!dest) { + // if we have a destination address but are not connected, error out + throw new FS.ErrnoError(53); + } + if ( + dest.socket.readyState === dest.socket.CLOSING || + dest.socket.readyState === dest.socket.CLOSED + ) { + // return null if the socket has closed + return null; + } + // else, our socket is in a valid state but truly has nothing available + throw new FS.ErrnoError(6); + } + throw new FS.ErrnoError(6); + } + // queued.data will be an ArrayBuffer if it's unadulterated, but if it's + // requeued TCP data it'll be an ArrayBufferView + var queuedLength = queued.data.byteLength || queued.data.length; + var queuedOffset = queued.data.byteOffset || 0; + var queuedBuffer = queued.data.buffer || queued.data; + var bytesRead = Math.min(length, queuedLength); + var res = { + buffer: new Uint8Array( + queuedBuffer, + queuedOffset, + bytesRead + ), + addr: queued.addr, + port: queued.port, + }; + // push back any unread data for TCP connections + if (flags & 2) { + bytesRead = 0; + } + if (sock.type === 1 && bytesRead < queuedLength) { + var bytesRemaining = queuedLength - bytesRead; + queued.data = new Uint8Array( + queuedBuffer, + queuedOffset + bytesRead, + bytesRemaining + ); + sock.recv_queue.unshift(queued); + } + return res; + }, + }, + }; + + var getSocketFromFD = (fd) => { + var socket = SOCKFS.getSocket(fd); + if (!socket) throw new FS.ErrnoError(8); + return socket; + }; + + var inetPton4 = (str) => { + var b = str.split('.'); + for (var i = 0; i < 4; i++) { + var tmp = Number(b[i]); + if (isNaN(tmp)) return null; + b[i] = tmp; + } + return (b[0] | (b[1] << 8) | (b[2] << 16) | (b[3] << 24)) >>> 0; + }; + + /** @suppress {checkTypes} */ var jstoi_q = (str) => parseInt(str); + + var inetPton6 = (str) => { + var words; + var w, offset, z; + /* http://home.deds.nl/~aeron/regex/ */ var valid6regx = + /^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i; + var parts = []; + if (!valid6regx.test(str)) { + return null; + } + if (str === '::') { + return [0, 0, 0, 0, 0, 0, 0, 0]; + } + // Z placeholder to keep track of zeros when splitting the string on ":" + if (str.startsWith('::')) { + str = str.replace('::', 'Z:'); + } // leading zeros case + else { + str = str.replace('::', ':Z:'); + } + if (str.indexOf('.') > 0) { + // parse IPv4 embedded stress + str = str.replace(new RegExp('[.]', 'g'), ':'); + words = str.split(':'); + words[words.length - 4] = + jstoi_q(words[words.length - 4]) + + jstoi_q(words[words.length - 3]) * 256; + words[words.length - 3] = + jstoi_q(words[words.length - 2]) + + jstoi_q(words[words.length - 1]) * 256; + words = words.slice(0, words.length - 2); + } else { + words = str.split(':'); + } + offset = 0; + z = 0; + for (w = 0; w < words.length; w++) { + if (typeof words[w] == 'string') { + if (words[w] === 'Z') { + // compressed zeros - write appropriate number of zero words + for (z = 0; z < 8 - words.length + 1; z++) { + parts[w + z] = 0; + } + offset = z - 1; + } else { + // parse hex to field to 16-bit value and write it in network byte-order + parts[w + offset] = _htons(parseInt(words[w], 16)); + } + } else { + // parsed IPv4 words + parts[w + offset] = words[w]; + } + } + return [ + (parts[1] << 16) | parts[0], + (parts[3] << 16) | parts[2], + (parts[5] << 16) | parts[4], + (parts[7] << 16) | parts[6], + ]; + }; + + /** @param {number=} addrlen */ var writeSockaddr = ( + sa, + family, + addr, + port, + addrlen + ) => { + switch (family) { + case 2: + addr = inetPton4(addr); + zeroMemory(sa, 16); + if (addrlen) { + HEAP32[addrlen >> 2] = 16; + } + HEAP16[sa >> 1] = family; + HEAP32[(sa + 4) >> 2] = addr; + HEAP16[(sa + 2) >> 1] = _htons(port); + break; + + case 10: + addr = inetPton6(addr); + zeroMemory(sa, 28); + if (addrlen) { + HEAP32[addrlen >> 2] = 28; + } + HEAP32[sa >> 2] = family; + HEAP32[(sa + 8) >> 2] = addr[0]; + HEAP32[(sa + 12) >> 2] = addr[1]; + HEAP32[(sa + 16) >> 2] = addr[2]; + HEAP32[(sa + 20) >> 2] = addr[3]; + HEAP16[(sa + 2) >> 1] = _htons(port); + break; + + default: + return 5; + } + return 0; + }; + + var DNS = { + address_map: { + id: 1, + addrs: {}, + names: {}, + }, + lookup_name(name) { + // If the name is already a valid ipv4 / ipv6 address, don't generate a fake one. + var res = inetPton4(name); + if (res !== null) { + return name; + } + res = inetPton6(name); + if (res !== null) { + return name; + } + // See if this name is already mapped. + var addr; + if (DNS.address_map.addrs[name]) { + addr = DNS.address_map.addrs[name]; + } else { + var id = DNS.address_map.id++; + assert(id < 65535, 'exceeded max address mappings of 65535'); + addr = '172.29.' + (id & 255) + '.' + (id & 65280); + DNS.address_map.names[addr] = name; + DNS.address_map.addrs[name] = addr; + } + return addr; + }, + lookup_addr(addr) { + if (DNS.address_map.names[addr]) { + return DNS.address_map.names[addr]; + } + return null; + }, + }; + + function ___syscall_accept4(fd, addr, addrlen, flags, d1, d2) { + try { + var sock = getSocketFromFD(fd); + var newsock = sock.sock_ops.accept(sock); + if (addr) { + var errno = writeSockaddr( + addr, + newsock.family, + DNS.lookup_name(newsock.daddr), + newsock.dport, + addrlen + ); + } + return newsock.stream.fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var inetNtop4 = (addr) => + (addr & 255) + + '.' + + ((addr >> 8) & 255) + + '.' + + ((addr >> 16) & 255) + + '.' + + ((addr >> 24) & 255); + + var inetNtop6 = (ints) => { + // ref: http://www.ietf.org/rfc/rfc2373.txt - section 2.5.4 + // Format for IPv4 compatible and mapped 128-bit IPv6 Addresses + // 128-bits are split into eight 16-bit words + // stored in network byte order (big-endian) + // | 80 bits | 16 | 32 bits | + // +-----------------------------------------------------------------+ + // | 10 bytes | 2 | 4 bytes | + // +--------------------------------------+--------------------------+ + // + 5 words | 1 | 2 words | + // +--------------------------------------+--------------------------+ + // |0000..............................0000|0000| IPv4 ADDRESS | (compatible) + // +--------------------------------------+----+---------------------+ + // |0000..............................0000|FFFF| IPv4 ADDRESS | (mapped) + // +--------------------------------------+----+---------------------+ + var str = ''; + var word = 0; + var longest = 0; + var lastzero = 0; + var zstart = 0; + var len = 0; + var i = 0; + var parts = [ + ints[0] & 65535, + ints[0] >> 16, + ints[1] & 65535, + ints[1] >> 16, + ints[2] & 65535, + ints[2] >> 16, + ints[3] & 65535, + ints[3] >> 16, + ]; + // Handle IPv4-compatible, IPv4-mapped, loopback and any/unspecified addresses + var hasipv4 = true; + var v4part = ''; + // check if the 10 high-order bytes are all zeros (first 5 words) + for (i = 0; i < 5; i++) { + if (parts[i] !== 0) { + hasipv4 = false; + break; + } + } + if (hasipv4) { + // low-order 32-bits store an IPv4 address (bytes 13 to 16) (last 2 words) + v4part = inetNtop4(parts[6] | (parts[7] << 16)); + // IPv4-mapped IPv6 address if 16-bit value (bytes 11 and 12) == 0xFFFF (6th word) + if (parts[5] === -1) { + str = '::ffff:'; + str += v4part; + return str; + } + // IPv4-compatible IPv6 address if 16-bit value (bytes 11 and 12) == 0x0000 (6th word) + if (parts[5] === 0) { + str = '::'; + //special case IPv6 addresses + if (v4part === '0.0.0.0') v4part = ''; + // any/unspecified address + if (v4part === '0.0.0.1') v4part = '1'; + // loopback address + str += v4part; + return str; + } + } + // Handle all other IPv6 addresses + // first run to find the longest contiguous zero words + for (word = 0; word < 8; word++) { + if (parts[word] === 0) { + if (word - lastzero > 1) { + len = 0; + } + lastzero = word; + len++; + } + if (len > longest) { + longest = len; + zstart = word - longest + 1; + } + } + for (word = 0; word < 8; word++) { + if (longest > 1) { + // compress contiguous zeros - to produce "::" + if ( + parts[word] === 0 && + word >= zstart && + word < zstart + longest + ) { + if (word === zstart) { + str += ':'; + if (zstart === 0) str += ':'; + } + //leading zeros case + continue; + } + } + // converts 16-bit words from big-endian to little-endian before converting to hex string + str += Number(_ntohs(parts[word] & 65535)).toString(16); + str += word < 7 ? ':' : ''; + } + return str; + }; + + var readSockaddr = (sa, salen) => { + // family / port offsets are common to both sockaddr_in and sockaddr_in6 + var family = HEAP16[sa >> 1]; + var port = _ntohs(HEAPU16[(sa + 2) >> 1]); + var addr; + switch (family) { + case 2: + if (salen !== 16) { + return { + errno: 28, + }; + } + addr = HEAP32[(sa + 4) >> 2]; + addr = inetNtop4(addr); + break; + + case 10: + if (salen !== 28) { + return { + errno: 28, + }; + } + addr = [ + HEAP32[(sa + 8) >> 2], + HEAP32[(sa + 12) >> 2], + HEAP32[(sa + 16) >> 2], + HEAP32[(sa + 20) >> 2], + ]; + addr = inetNtop6(addr); + break; + + default: + return { + errno: 5, + }; + } + return { + family, + addr, + port, + }; + }; + + var getSocketAddress = (addrp, addrlen) => { + var info = readSockaddr(addrp, addrlen); + if (info.errno) throw new FS.ErrnoError(info.errno); + info.addr = DNS.lookup_addr(info.addr) || info.addr; + return info; + }; + + function ___syscall_bind(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + var info = getSocketAddress(addr, addrlen); + sock.sock_ops.bind(sock, info.addr, info.port); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var SYSCALLS = { + DEFAULT_POLLMASK: 5, + calculateAt(dirfd, path, allowEmpty) { + if (PATH.isAbs(path)) { + return path; + } + // relative path + var dir; + if (dirfd === -100) { + dir = FS.cwd(); + } else { + var dirstream = SYSCALLS.getStreamFromFD(dirfd); + dir = dirstream.path; + } + if (path.length == 0) { + if (!allowEmpty) { + throw new FS.ErrnoError(44); + } + return dir; + } + return dir + '/' + path; + }, + doStat(func, path, buf) { + var stat = func(path); + HEAP32[buf >> 2] = stat.dev; + HEAP32[(buf + 4) >> 2] = stat.mode; + HEAPU32[(buf + 8) >> 2] = stat.nlink; + HEAP32[(buf + 12) >> 2] = stat.uid; + HEAP32[(buf + 16) >> 2] = stat.gid; + HEAP32[(buf + 20) >> 2] = stat.rdev; + (tempI64 = [ + stat.size >>> 0, + ((tempDouble = stat.size), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 24) >> 2] = tempI64[0]), + (HEAP32[(buf + 28) >> 2] = tempI64[1]); + HEAP32[(buf + 32) >> 2] = 4096; + HEAP32[(buf + 36) >> 2] = stat.blocks; + var atime = stat.atime.getTime(); + var mtime = stat.mtime.getTime(); + var ctime = stat.ctime.getTime(); + (tempI64 = [ + Math.floor(atime / 1e3) >>> 0, + ((tempDouble = Math.floor(atime / 1e3)), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 40) >> 2] = tempI64[0]), + (HEAP32[(buf + 44) >> 2] = tempI64[1]); + HEAPU32[(buf + 48) >> 2] = (atime % 1e3) * 1e3 * 1e3; + (tempI64 = [ + Math.floor(mtime / 1e3) >>> 0, + ((tempDouble = Math.floor(mtime / 1e3)), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 56) >> 2] = tempI64[0]), + (HEAP32[(buf + 60) >> 2] = tempI64[1]); + HEAPU32[(buf + 64) >> 2] = (mtime % 1e3) * 1e3 * 1e3; + (tempI64 = [ + Math.floor(ctime / 1e3) >>> 0, + ((tempDouble = Math.floor(ctime / 1e3)), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 72) >> 2] = tempI64[0]), + (HEAP32[(buf + 76) >> 2] = tempI64[1]); + HEAPU32[(buf + 80) >> 2] = (ctime % 1e3) * 1e3 * 1e3; + (tempI64 = [ + stat.ino >>> 0, + ((tempDouble = stat.ino), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 88) >> 2] = tempI64[0]), + (HEAP32[(buf + 92) >> 2] = tempI64[1]); + return 0; + }, + doMsync(addr, stream, len, flags, offset) { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + if (flags & 2) { + // MAP_PRIVATE calls need not to be synced back to underlying fs + return 0; + } + var buffer = HEAPU8.slice(addr, addr + len); + FS.msync(stream, buffer, offset, len, flags); + }, + getStreamFromFD(fd) { + var stream = FS.getStreamChecked(fd); + return stream; + }, + varargs: undefined, + getStr(ptr) { + var ret = UTF8ToString(ptr); + return ret; + }, + }; + + function ___syscall_chdir(path) { + try { + path = SYSCALLS.getStr(path); + FS.chdir(path); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_chmod(path, mode) { + try { + path = SYSCALLS.getStr(path); + FS.chmod(path, mode); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_connect(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + var info = getSocketAddress(addr, addrlen); + sock.sock_ops.connect(sock, info.addr, info.port); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_dup(fd) { + try { + var old = SYSCALLS.getStreamFromFD(fd); + return FS.dupStream(old).fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_dup3(fd, newfd, flags) { + try { + var old = SYSCALLS.getStreamFromFD(fd); + if (old.fd === newfd) return -28; + // Check newfd is within range of valid open file descriptors. + if (newfd < 0 || newfd >= FS.MAX_OPEN_FDS) return -8; + var existing = FS.getStream(newfd); + if (existing) FS.close(existing); + return FS.dupStream(old, newfd).fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_faccessat(dirfd, path, amode, flags) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + if (amode & ~7) { + // need a valid mode + return -28; + } + var lookup = FS.lookupPath(path, { + follow: true, + }); + var node = lookup.node; + if (!node) { + return -44; + } + var perms = ''; + if (amode & 4) perms += 'r'; + if (amode & 2) perms += 'w'; + if (amode & 1) perms += 'x'; + if ( + perms && + /* otherwise, they've just passed F_OK */ FS.nodePermissions( + node, + perms + ) + ) { + return -2; + } + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var convertI32PairToI53Checked = (lo, hi) => + (hi + 2097152) >>> 0 < 4194305 - !!lo + ? (lo >>> 0) + hi * 4294967296 + : NaN; + + function ___syscall_fallocate( + fd, + mode, + offset_low, + offset_high, + len_low, + len_high + ) { + var offset = convertI32PairToI53Checked(offset_low, offset_high); + var len = convertI32PairToI53Checked(len_low, len_high); + try { + if (isNaN(offset)) return 61; + var stream = SYSCALLS.getStreamFromFD(fd); + FS.allocate(stream, offset, len); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_fchmod(fd, mode) { + try { + FS.fchmod(fd, mode); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_fchown32(fd, owner, group) { + try { + FS.fchown(fd, owner, group); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_fchownat(dirfd, path, owner, group, flags) { + try { + path = SYSCALLS.getStr(path); + var nofollow = flags & 256; + flags = flags & ~256; + path = SYSCALLS.calculateAt(dirfd, path); + (nofollow ? FS.lchown : FS.chown)(path, owner, group); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + /** @suppress {duplicate } */ var syscallGetVarargI = () => { + // the `+` prepended here is necessary to convince the JSCompiler that varargs is indeed a number. + var ret = HEAP32[+SYSCALLS.varargs >> 2]; + SYSCALLS.varargs += 4; + return ret; + }; + + var syscallGetVarargP = syscallGetVarargI; + + function ___syscall_fcntl64(fd, cmd, varargs) { + SYSCALLS.varargs = varargs; + try { + var stream = SYSCALLS.getStreamFromFD(fd); + switch (cmd) { + case 0: { + var arg = syscallGetVarargI(); + if (arg < 0) { + return -28; + } + while (FS.streams[arg]) { + arg++; + } + var newStream; + newStream = FS.dupStream(stream, arg); + return newStream.fd; + } + + case 1: + case 2: + return 0; + + // FD_CLOEXEC makes no sense for a single process. + case 3: + return stream.flags; + + case 4: { + var arg = syscallGetVarargI(); + stream.flags |= arg; + return 0; + } + + case 12: { + var arg = syscallGetVarargP(); + var offset = 0; + // We're always unlocked. + HEAP16[(arg + offset) >> 1] = 2; + return 0; + } + + case 13: + case 14: + return 0; + } + // Pretend that the locking is successful. + return -28; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_fdatasync(fd) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + return 0; + } catch (e) { + // we can't do anything synchronously; the in-memory FS is already synced to + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_fstat64(fd, buf) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + return SYSCALLS.doStat(FS.stat, stream.path, buf); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_ftruncate64(fd, length_low, length_high) { + var length = convertI32PairToI53Checked(length_low, length_high); + try { + if (isNaN(length)) return 61; + FS.ftruncate(fd, length); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var stringToUTF8 = (str, outPtr, maxBytesToWrite) => + stringToUTF8Array(str, HEAPU8, outPtr, maxBytesToWrite); + + Module['stringToUTF8'] = stringToUTF8; + + function ___syscall_getcwd(buf, size) { + try { + if (size === 0) return -28; + var cwd = FS.cwd(); + var cwdLengthInBytes = lengthBytesUTF8(cwd) + 1; + if (size < cwdLengthInBytes) return -68; + stringToUTF8(cwd, buf, size); + return cwdLengthInBytes; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_getdents64(fd, dirp, count) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + stream.getdents ||= FS.readdir(stream.path); + var struct_size = 280; + var pos = 0; + var off = FS.llseek(stream, 0, 1); + var startIdx = Math.floor(off / struct_size); + var endIdx = Math.min( + stream.getdents.length, + startIdx + Math.floor(count / struct_size) + ); + for (var idx = startIdx; idx < endIdx; idx++) { + var id; + var type; + var name = stream.getdents[idx]; + if (name === '.') { + id = stream.node.id; + type = 4; + } // DT_DIR + else if (name === '..') { + var lookup = FS.lookupPath(stream.path, { + parent: true, + }); + id = lookup.node.id; + type = 4; + } // DT_DIR + else { + var child; + try { + child = FS.lookupNode(stream.node, name); + } catch (e) { + // If the entry is not a directory, file, or symlink, nodefs + // lookupNode will raise EINVAL. Skip these and continue. + if (e?.errno === 28) { + continue; + } + throw e; + } + id = child.id; + type = FS.isChrdev(child.mode) + ? 2 // DT_CHR, character device. + : FS.isDir(child.mode) + ? 4 // DT_DIR, directory. + : FS.isLink(child.mode) + ? 10 // DT_LNK, symbolic link. + : 8; + } + // DT_REG, regular file. + (tempI64 = [ + id >>> 0, + ((tempDouble = id), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(dirp + pos) >> 2] = tempI64[0]), + (HEAP32[(dirp + pos + 4) >> 2] = tempI64[1]); + (tempI64 = [ + ((idx + 1) * struct_size) >>> 0, + ((tempDouble = (idx + 1) * struct_size), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(dirp + pos + 8) >> 2] = tempI64[0]), + (HEAP32[(dirp + pos + 12) >> 2] = tempI64[1]); + HEAP16[(dirp + pos + 16) >> 1] = 280; + HEAP8[dirp + pos + 18] = type; + stringToUTF8(name, dirp + pos + 19, 256); + pos += struct_size; + } + FS.llseek(stream, idx * struct_size, 0); + return pos; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_getpeername(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + if (!sock.daddr) { + return -53; + } + // The socket is not connected. + var errno = writeSockaddr( + addr, + sock.family, + DNS.lookup_name(sock.daddr), + sock.dport, + addrlen + ); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_getsockname(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + // TODO: sock.saddr should never be undefined, see TODO in websocket_sock_ops.getname + var errno = writeSockaddr( + addr, + sock.family, + DNS.lookup_name(sock.saddr || '0.0.0.0'), + sock.sport, + addrlen + ); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_getsockopt(fd, level, optname, optval, optlen, d1) { + try { + var sock = getSocketFromFD(fd); + // Minimal getsockopt aimed at resolving https://github.com/emscripten-core/emscripten/issues/2211 + // so only supports SOL_SOCKET with SO_ERROR. + if (level === 1) { + if (optname === 4) { + HEAP32[optval >> 2] = sock.error; + HEAP32[optlen >> 2] = 4; + sock.error = null; + // Clear the error (The SO_ERROR option obtains and then clears this field). + return 0; + } + } + return -50; + } catch (e) { + // The option is unknown at the level indicated. + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_ioctl(fd, op, varargs) { + SYSCALLS.varargs = varargs; + try { + var stream = SYSCALLS.getStreamFromFD(fd); + switch (op) { + case 21509: { + if (!stream.tty) return -59; + return 0; + } + + case 21505: { + if (!stream.tty) return -59; + if (stream.tty.ops.ioctl_tcgets) { + var termios = stream.tty.ops.ioctl_tcgets(stream); + var argp = syscallGetVarargP(); + HEAP32[argp >> 2] = termios.c_iflag || 0; + HEAP32[(argp + 4) >> 2] = termios.c_oflag || 0; + HEAP32[(argp + 8) >> 2] = termios.c_cflag || 0; + HEAP32[(argp + 12) >> 2] = termios.c_lflag || 0; + for (var i = 0; i < 32; i++) { + HEAP8[argp + i + 17] = termios.c_cc[i] || 0; + } + return 0; + } + return 0; + } + + case 21510: + case 21511: + case 21512: { + if (!stream.tty) return -59; + return 0; + } + + // no-op, not actually adjusting terminal settings + case 21506: + case 21507: + case 21508: { + if (!stream.tty) return -59; + if (stream.tty.ops.ioctl_tcsets) { + var argp = syscallGetVarargP(); + var c_iflag = HEAP32[argp >> 2]; + var c_oflag = HEAP32[(argp + 4) >> 2]; + var c_cflag = HEAP32[(argp + 8) >> 2]; + var c_lflag = HEAP32[(argp + 12) >> 2]; + var c_cc = []; + for (var i = 0; i < 32; i++) { + c_cc.push(HEAP8[argp + i + 17]); + } + return stream.tty.ops.ioctl_tcsets(stream.tty, op, { + c_iflag, + c_oflag, + c_cflag, + c_lflag, + c_cc, + }); + } + return 0; + } + + // no-op, not actually adjusting terminal settings + case 21519: { + if (!stream.tty) return -59; + var argp = syscallGetVarargP(); + HEAP32[argp >> 2] = 0; + return 0; + } + + case 21520: { + if (!stream.tty) return -59; + return -28; + } + + // not supported + case 21531: { + var argp = syscallGetVarargP(); + return FS.ioctl(stream, op, argp); + } + + case 21523: { + // TODO: in theory we should write to the winsize struct that gets + // passed in, but for now musl doesn't read anything on it + if (!stream.tty) return -59; + if (stream.tty.ops.ioctl_tiocgwinsz) { + var winsize = stream.tty.ops.ioctl_tiocgwinsz( + stream.tty + ); + var argp = syscallGetVarargP(); + HEAP16[argp >> 1] = winsize[0]; + HEAP16[(argp + 2) >> 1] = winsize[1]; + } + return 0; + } + + case 21524: { + // TODO: technically, this ioctl call should change the window size. + // but, since emscripten doesn't have any concept of a terminal window + // yet, we'll just silently throw it away as we do TIOCGWINSZ + if (!stream.tty) return -59; + return 0; + } + + case 21515: { + if (!stream.tty) return -59; + return 0; + } + + default: + return -28; + } + } catch (e) { + // not supported + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_listen(fd, backlog) { + try { + var sock = getSocketFromFD(fd); + sock.sock_ops.listen(sock, backlog); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_lstat64(path, buf) { + try { + path = SYSCALLS.getStr(path); + return SYSCALLS.doStat(FS.lstat, path, buf); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_mkdirat(dirfd, path, mode) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + FS.mkdir(path, mode, 0); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_newfstatat(dirfd, path, buf, flags) { + try { + path = SYSCALLS.getStr(path); + var nofollow = flags & 256; + var allowEmpty = flags & 4096; + flags = flags & ~6400; + path = SYSCALLS.calculateAt(dirfd, path, allowEmpty); + return SYSCALLS.doStat(nofollow ? FS.lstat : FS.stat, path, buf); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_openat(dirfd, path, flags, varargs) { + SYSCALLS.varargs = varargs; + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + var mode = varargs ? syscallGetVarargI() : 0; + return FS.open(path, flags, mode).fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var PIPEFS = { + BUCKET_BUFFER_SIZE: 8192, + mount(mount) { + // Do not pollute the real root directory or its child nodes with pipes + // Looks like it is OK to create another pseudo-root node not linked to the FS.root hierarchy this way + return FS.createNode(null, '/', 16384 | 511, 0); + }, + createPipe() { + var pipe = { + buckets: [], + // refcnt 2 because pipe has a read end and a write end. We need to be + // able to read from the read end after write end is closed. + refcnt: 2, + }; + pipe.buckets.push({ + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: 0, + roffset: 0, + }); + var rName = PIPEFS.nextname(); + var wName = PIPEFS.nextname(); + var rNode = FS.createNode(PIPEFS.root, rName, 4096, 0); + var wNode = FS.createNode(PIPEFS.root, wName, 4096, 0); + rNode.pipe = pipe; + wNode.pipe = pipe; + var readableStream = FS.createStream({ + path: rName, + node: rNode, + flags: 0, + seekable: false, + stream_ops: PIPEFS.stream_ops, + }); + rNode.stream = readableStream; + var writableStream = FS.createStream({ + path: wName, + node: wNode, + flags: 1, + seekable: false, + stream_ops: PIPEFS.stream_ops, + }); + wNode.stream = writableStream; + return { + readable_fd: readableStream.fd, + writable_fd: writableStream.fd, + }; + }, + stream_ops: { + poll(stream) { + var pipe = stream.node.pipe; + if ((stream.flags & 2097155) === 1) { + return 256 | 4; + } + if (pipe.buckets.length > 0) { + for (var i = 0; i < pipe.buckets.length; i++) { + var bucket = pipe.buckets[i]; + if (bucket.offset - bucket.roffset > 0) { + return 64 | 1; + } + } + } + return 0; + }, + ioctl(stream, request, varargs) { + return 28; + }, + fsync(stream) { + return 28; + }, + read(stream, buffer, offset, length, position) { + /* ignored */ var pipe = stream.node.pipe; + var currentLength = 0; + for (var i = 0; i < pipe.buckets.length; i++) { + var bucket = pipe.buckets[i]; + currentLength += bucket.offset - bucket.roffset; + } + var data = buffer.subarray(offset, offset + length); + if (length <= 0) { + return 0; + } + if (currentLength == 0) { + // Behave as if the read end is always non-blocking + throw new FS.ErrnoError(6); + } + var toRead = Math.min(currentLength, length); + var totalRead = toRead; + var toRemove = 0; + for (var i = 0; i < pipe.buckets.length; i++) { + var currBucket = pipe.buckets[i]; + var bucketSize = currBucket.offset - currBucket.roffset; + if (toRead <= bucketSize) { + var tmpSlice = currBucket.buffer.subarray( + currBucket.roffset, + currBucket.offset + ); + if (toRead < bucketSize) { + tmpSlice = tmpSlice.subarray(0, toRead); + currBucket.roffset += toRead; + } else { + toRemove++; + } + data.set(tmpSlice); + break; + } else { + var tmpSlice = currBucket.buffer.subarray( + currBucket.roffset, + currBucket.offset + ); + data.set(tmpSlice); + data = data.subarray(tmpSlice.byteLength); + toRead -= tmpSlice.byteLength; + toRemove++; + } + } + if (toRemove && toRemove == pipe.buckets.length) { + // Do not generate excessive garbage in use cases such as + // write several bytes, read everything, write several bytes, read everything... + toRemove--; + pipe.buckets[toRemove].offset = 0; + pipe.buckets[toRemove].roffset = 0; + } + pipe.buckets.splice(0, toRemove); + return totalRead; + }, + write(stream, buffer, offset, length, position) { + /* ignored */ var pipe = stream.node.pipe; + var data = buffer.subarray(offset, offset + length); + var dataLen = data.byteLength; + if (dataLen <= 0) { + return 0; + } + var currBucket = null; + if (pipe.buckets.length == 0) { + currBucket = { + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: 0, + roffset: 0, + }; + pipe.buckets.push(currBucket); + } else { + currBucket = pipe.buckets[pipe.buckets.length - 1]; + } + assert(currBucket.offset <= PIPEFS.BUCKET_BUFFER_SIZE); + var freeBytesInCurrBuffer = + PIPEFS.BUCKET_BUFFER_SIZE - currBucket.offset; + if (freeBytesInCurrBuffer >= dataLen) { + currBucket.buffer.set(data, currBucket.offset); + currBucket.offset += dataLen; + return dataLen; + } else if (freeBytesInCurrBuffer > 0) { + currBucket.buffer.set( + data.subarray(0, freeBytesInCurrBuffer), + currBucket.offset + ); + currBucket.offset += freeBytesInCurrBuffer; + data = data.subarray( + freeBytesInCurrBuffer, + data.byteLength + ); + } + var numBuckets = + (data.byteLength / PIPEFS.BUCKET_BUFFER_SIZE) | 0; + var remElements = data.byteLength % PIPEFS.BUCKET_BUFFER_SIZE; + for (var i = 0; i < numBuckets; i++) { + var newBucket = { + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: PIPEFS.BUCKET_BUFFER_SIZE, + roffset: 0, + }; + pipe.buckets.push(newBucket); + newBucket.buffer.set( + data.subarray(0, PIPEFS.BUCKET_BUFFER_SIZE) + ); + data = data.subarray( + PIPEFS.BUCKET_BUFFER_SIZE, + data.byteLength + ); + } + if (remElements > 0) { + var newBucket = { + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: data.byteLength, + roffset: 0, + }; + pipe.buckets.push(newBucket); + newBucket.buffer.set(data); + } + return dataLen; + }, + close(stream) { + var pipe = stream.node.pipe; + pipe.refcnt--; + if (pipe.refcnt === 0) { + pipe.buckets = null; + } + }, + }, + nextname() { + if (!PIPEFS.nextname.current) { + PIPEFS.nextname.current = 0; + } + return 'pipe[' + PIPEFS.nextname.current++ + ']'; + }, + }; + + function ___syscall_pipe(fdPtr) { + try { + if (fdPtr == 0) { + throw new FS.ErrnoError(21); + } + var res = PIPEFS.createPipe(); + HEAP32[fdPtr >> 2] = res.readable_fd; + HEAP32[(fdPtr + 4) >> 2] = res.writable_fd; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_poll(fds, nfds, timeout) { + try { + var nonzero = 0; + for (var i = 0; i < nfds; i++) { + var pollfd = fds + 8 * i; + var fd = HEAP32[pollfd >> 2]; + var events = HEAP16[(pollfd + 4) >> 1]; + var mask = 32; + var stream = FS.getStream(fd); + if (stream) { + mask = SYSCALLS.DEFAULT_POLLMASK; + if (stream.stream_ops?.poll) { + mask = stream.stream_ops.poll(stream, -1); + } + } + mask &= events | 8 | 16; + if (mask) nonzero++; + HEAP16[(pollfd + 6) >> 1] = mask; + } + return nonzero; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_readlinkat(dirfd, path, buf, bufsize) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + if (bufsize <= 0) return -28; + var ret = FS.readlink(path); + var len = Math.min(bufsize, lengthBytesUTF8(ret)); + var endChar = HEAP8[buf + len]; + stringToUTF8(ret, buf, bufsize + 1); + // readlink is one of the rare functions that write out a C string, but does never append a null to the output buffer(!) + // stringToUTF8() always appends a null byte, so restore the character under the null byte after the write. + HEAP8[buf + len] = endChar; + return len; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_recvfrom(fd, buf, len, flags, addr, addrlen) { + try { + var sock = getSocketFromFD(fd); + var msg = sock.sock_ops.recvmsg( + sock, + len, + typeof flags !== 'undefined' ? flags : 0 + ); + if (!msg) return 0; + // socket is closed + if (addr) { + var errno = writeSockaddr( + addr, + sock.family, + DNS.lookup_name(msg.addr), + msg.port, + addrlen + ); + } + HEAPU8.set(msg.buffer, buf); + return msg.buffer.byteLength; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_renameat(olddirfd, oldpath, newdirfd, newpath) { + try { + oldpath = SYSCALLS.getStr(oldpath); + newpath = SYSCALLS.getStr(newpath); + oldpath = SYSCALLS.calculateAt(olddirfd, oldpath); + newpath = SYSCALLS.calculateAt(newdirfd, newpath); + FS.rename(oldpath, newpath); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_rmdir(path) { + try { + path = SYSCALLS.getStr(path); + FS.rmdir(path); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_sendto(fd, message, length, flags, addr, addr_len) { + try { + var sock = getSocketFromFD(fd); + if (!addr) { + // send, no address provided + return FS.write(sock.stream, HEAP8, message, length); + } + var dest = getSocketAddress(addr, addr_len); + // sendto an address + return sock.sock_ops.sendmsg( + sock, + HEAP8, + message, + length, + dest.addr, + dest.port + ); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_socket(domain, type, protocol) { + try { + var sock = SOCKFS.createSocket(domain, type, protocol); + return sock.stream.fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_stat64(path, buf) { + try { + path = SYSCALLS.getStr(path); + return SYSCALLS.doStat(FS.stat, path, buf); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_statfs64(path, size, buf) { + try { + var stats = FS.statfs(SYSCALLS.getStr(path)); + HEAP32[(buf + 4) >> 2] = stats.bsize; + HEAP32[(buf + 40) >> 2] = stats.bsize; + HEAP32[(buf + 8) >> 2] = stats.blocks; + HEAP32[(buf + 12) >> 2] = stats.bfree; + HEAP32[(buf + 16) >> 2] = stats.bavail; + HEAP32[(buf + 20) >> 2] = stats.files; + HEAP32[(buf + 24) >> 2] = stats.ffree; + HEAP32[(buf + 28) >> 2] = stats.fsid; + HEAP32[(buf + 44) >> 2] = stats.flags; + // ST_NOSUID + HEAP32[(buf + 36) >> 2] = stats.namelen; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_symlinkat(target, dirfd, linkpath) { + try { + target = SYSCALLS.getStr(target); + linkpath = SYSCALLS.getStr(linkpath); + linkpath = SYSCALLS.calculateAt(dirfd, linkpath); + FS.symlink(target, linkpath); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_unlinkat(dirfd, path, flags) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + if (flags === 0) { + FS.unlink(path); + } else if (flags === 512) { + FS.rmdir(path); + } else { + abort('Invalid flags passed to unlinkat'); + } + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var readI53FromI64 = (ptr) => + HEAPU32[ptr >> 2] + HEAP32[(ptr + 4) >> 2] * 4294967296; + + function ___syscall_utimensat(dirfd, path, times, flags) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path, true); + var now = Date.now(), + atime, + mtime; + if (!times) { + atime = now; + mtime = now; + } else { + var seconds = readI53FromI64(times); + var nanoseconds = HEAP32[(times + 8) >> 2]; + if (nanoseconds == 1073741823) { + atime = now; + } else if (nanoseconds == 1073741822) { + atime = null; + } else { + atime = seconds * 1e3 + nanoseconds / (1e3 * 1e3); + } + times += 16; + seconds = readI53FromI64(times); + nanoseconds = HEAP32[(times + 8) >> 2]; + if (nanoseconds == 1073741823) { + mtime = now; + } else if (nanoseconds == 1073741822) { + mtime = null; + } else { + mtime = seconds * 1e3 + nanoseconds / (1e3 * 1e3); + } + } + // null here means UTIME_OMIT was passed. If both were set to UTIME_OMIT then + // we can skip the call completely. + if ((mtime ?? atime) !== null) { + FS.utime(path, atime, mtime); + } + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var __abort_js = () => abort(''); + + var __emscripten_lookup_name = (name) => { + // uint32_t _emscripten_lookup_name(const char *name); + var nameString = UTF8ToString(name); + return inetPton4(DNS.lookup_name(nameString)); + }; + + var __emscripten_memcpy_js = (dest, src, num) => + HEAPU8.copyWithin(dest, src, src + num); + + var runtimeKeepaliveCounter = 0; + + var __emscripten_runtime_keepalive_clear = () => { + noExitRuntime = false; + runtimeKeepaliveCounter = 0; + }; + + var __emscripten_throw_longjmp = () => { + throw Infinity; + }; + + function __gmtime_js(time_low, time_high, tmPtr) { + var time = convertI32PairToI53Checked(time_low, time_high); + var date = new Date(time * 1e3); + HEAP32[tmPtr >> 2] = date.getUTCSeconds(); + HEAP32[(tmPtr + 4) >> 2] = date.getUTCMinutes(); + HEAP32[(tmPtr + 8) >> 2] = date.getUTCHours(); + HEAP32[(tmPtr + 12) >> 2] = date.getUTCDate(); + HEAP32[(tmPtr + 16) >> 2] = date.getUTCMonth(); + HEAP32[(tmPtr + 20) >> 2] = date.getUTCFullYear() - 1900; + HEAP32[(tmPtr + 24) >> 2] = date.getUTCDay(); + var start = Date.UTC(date.getUTCFullYear(), 0, 1, 0, 0, 0, 0); + var yday = ((date.getTime() - start) / (1e3 * 60 * 60 * 24)) | 0; + HEAP32[(tmPtr + 28) >> 2] = yday; + } + + var isLeapYear = (year) => + year % 4 === 0 && (year % 100 !== 0 || year % 400 === 0); + + var MONTH_DAYS_LEAP_CUMULATIVE = [ + 0, 31, 60, 91, 121, 152, 182, 213, 244, 274, 305, 335, + ]; + + var MONTH_DAYS_REGULAR_CUMULATIVE = [ + 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334, + ]; + + var ydayFromDate = (date) => { + var leap = isLeapYear(date.getFullYear()); + var monthDaysCumulative = leap + ? MONTH_DAYS_LEAP_CUMULATIVE + : MONTH_DAYS_REGULAR_CUMULATIVE; + var yday = monthDaysCumulative[date.getMonth()] + date.getDate() - 1; + // -1 since it's days since Jan 1 + return yday; + }; + + function __localtime_js(time_low, time_high, tmPtr) { + var time = convertI32PairToI53Checked(time_low, time_high); + var date = new Date(time * 1e3); + HEAP32[tmPtr >> 2] = date.getSeconds(); + HEAP32[(tmPtr + 4) >> 2] = date.getMinutes(); + HEAP32[(tmPtr + 8) >> 2] = date.getHours(); + HEAP32[(tmPtr + 12) >> 2] = date.getDate(); + HEAP32[(tmPtr + 16) >> 2] = date.getMonth(); + HEAP32[(tmPtr + 20) >> 2] = date.getFullYear() - 1900; + HEAP32[(tmPtr + 24) >> 2] = date.getDay(); + var yday = ydayFromDate(date) | 0; + HEAP32[(tmPtr + 28) >> 2] = yday; + HEAP32[(tmPtr + 36) >> 2] = -(date.getTimezoneOffset() * 60); + // Attention: DST is in December in South, and some regions don't have DST at all. + var start = new Date(date.getFullYear(), 0, 1); + var summerOffset = new Date( + date.getFullYear(), + 6, + 1 + ).getTimezoneOffset(); + var winterOffset = start.getTimezoneOffset(); + var dst = + (summerOffset != winterOffset && + date.getTimezoneOffset() == + Math.min(winterOffset, summerOffset)) | 0; + HEAP32[(tmPtr + 32) >> 2] = dst; + } + + /** @suppress {duplicate } */ var setTempRet0 = (val) => + __emscripten_tempret_set(val); + + var __mktime_js = function (tmPtr) { + var ret = (() => { + var date = new Date( + HEAP32[(tmPtr + 20) >> 2] + 1900, + HEAP32[(tmPtr + 16) >> 2], + HEAP32[(tmPtr + 12) >> 2], + HEAP32[(tmPtr + 8) >> 2], + HEAP32[(tmPtr + 4) >> 2], + HEAP32[tmPtr >> 2], + 0 + ); + // There's an ambiguous hour when the time goes back; the tm_isdst field is + // used to disambiguate it. Date() basically guesses, so we fix it up if it + // guessed wrong, or fill in tm_isdst with the guess if it's -1. + var dst = HEAP32[(tmPtr + 32) >> 2]; + var guessedOffset = date.getTimezoneOffset(); + var start = new Date(date.getFullYear(), 0, 1); + var summerOffset = new Date( + date.getFullYear(), + 6, + 1 + ).getTimezoneOffset(); + var winterOffset = start.getTimezoneOffset(); + var dstOffset = Math.min(winterOffset, summerOffset); + // DST is in December in South + if (dst < 0) { + // Attention: some regions don't have DST at all. + HEAP32[(tmPtr + 32) >> 2] = Number( + summerOffset != winterOffset && dstOffset == guessedOffset + ); + } else if (dst > 0 != (dstOffset == guessedOffset)) { + var nonDstOffset = Math.max(winterOffset, summerOffset); + var trueOffset = dst > 0 ? dstOffset : nonDstOffset; + // Don't try setMinutes(date.getMinutes() + ...) -- it's messed up. + date.setTime( + date.getTime() + (trueOffset - guessedOffset) * 6e4 + ); + } + HEAP32[(tmPtr + 24) >> 2] = date.getDay(); + var yday = ydayFromDate(date) | 0; + HEAP32[(tmPtr + 28) >> 2] = yday; + // To match expected behavior, update fields from date + HEAP32[tmPtr >> 2] = date.getSeconds(); + HEAP32[(tmPtr + 4) >> 2] = date.getMinutes(); + HEAP32[(tmPtr + 8) >> 2] = date.getHours(); + HEAP32[(tmPtr + 12) >> 2] = date.getDate(); + HEAP32[(tmPtr + 16) >> 2] = date.getMonth(); + HEAP32[(tmPtr + 20) >> 2] = date.getYear(); + var timeMs = date.getTime(); + if (isNaN(timeMs)) { + return -1; + } + // Return time in microseconds + return timeMs / 1e3; + })(); + return ( + setTempRet0( + ((tempDouble = ret), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0) + ), + ret >>> 0 + ); + }; + + function __mmap_js( + len, + prot, + flags, + fd, + offset_low, + offset_high, + allocated, + addr + ) { + var offset = convertI32PairToI53Checked(offset_low, offset_high); + try { + if (isNaN(offset)) return 61; + var stream = SYSCALLS.getStreamFromFD(fd); + var res = FS.mmap(stream, len, offset, prot, flags); + var ptr = res.ptr; + HEAP32[allocated >> 2] = res.allocated; + HEAPU32[addr >> 2] = ptr; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function __munmap_js(addr, len, prot, flags, fd, offset_low, offset_high) { + var offset = convertI32PairToI53Checked(offset_low, offset_high); + try { + var stream = SYSCALLS.getStreamFromFD(fd); + if (prot & 2) { + SYSCALLS.doMsync(addr, stream, len, flags, offset); + } + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var timers = {}; + + var handleException = (e) => { + // Certain exception types we do not treat as errors since they are used for + // internal control flow. + // 1. ExitStatus, which is thrown by exit() + // 2. "unwind", which is thrown by emscripten_unwind_to_js_event_loop() and others + // that wish to return to JS event loop. + if (e instanceof ExitStatus || e == 'unwind') { + return EXITSTATUS; + } + quit_(1, e); + }; + + var keepRuntimeAlive = () => noExitRuntime || runtimeKeepaliveCounter > 0; + + var _proc_exit = (code) => { + EXITSTATUS = code; + if (!keepRuntimeAlive()) { + Module['onExit']?.(code); + ABORT = true; + } + quit_(code, new ExitStatus(code)); + }; + + /** @suppress {duplicate } */ /** @param {boolean|number=} implicit */ var exitJS = + (status, implicit) => { + EXITSTATUS = status; + if (!keepRuntimeAlive()) { + exitRuntime(); + } + _proc_exit(status); + }; + + var _exit = exitJS; + + Module['_exit'] = _exit; + + var maybeExit = () => { + if (runtimeExited) { + return; + } + if (!keepRuntimeAlive()) { + try { + _exit(EXITSTATUS); + } catch (e) { + handleException(e); + } + } + }; + + var callUserCallback = (func) => { + if (runtimeExited || ABORT) { + return; + } + try { + func(); + maybeExit(); + } catch (e) { + handleException(e); + } + }; + + var _emscripten_get_now = () => performance.now(); + + var __setitimer_js = (which, timeout_ms) => { + // First, clear any existing timer. + if (timers[which]) { + clearTimeout(timers[which].id); + delete timers[which]; + } + // A timeout of zero simply cancels the current timeout so we have nothing + // more to do. + if (!timeout_ms) return 0; + var id = setTimeout(() => { + delete timers[which]; + callUserCallback(() => + __emscripten_timeout(which, _emscripten_get_now()) + ); + }, timeout_ms); + timers[which] = { + id, + timeout_ms, + }; + return 0; + }; + + var __tzset_js = (timezone, daylight, std_name, dst_name) => { + // TODO: Use (malleable) environment variables instead of system settings. + var currentYear = new Date().getFullYear(); + var winter = new Date(currentYear, 0, 1); + var summer = new Date(currentYear, 6, 1); + var winterOffset = winter.getTimezoneOffset(); + var summerOffset = summer.getTimezoneOffset(); + // Local standard timezone offset. Local standard time is not adjusted for + // daylight savings. This code uses the fact that getTimezoneOffset returns + // a greater value during Standard Time versus Daylight Saving Time (DST). + // Thus it determines the expected output during Standard Time, and it + // compares whether the output of the given date the same (Standard) or less + // (DST). + var stdTimezoneOffset = Math.max(winterOffset, summerOffset); + // timezone is specified as seconds west of UTC ("The external variable + // `timezone` shall be set to the difference, in seconds, between + // Coordinated Universal Time (UTC) and local standard time."), the same + // as returned by stdTimezoneOffset. + // See http://pubs.opengroup.org/onlinepubs/009695399/functions/tzset.html + HEAPU32[timezone >> 2] = stdTimezoneOffset * 60; + HEAP32[daylight >> 2] = Number(winterOffset != summerOffset); + var extractZone = (timezoneOffset) => { + // Why inverse sign? + // Read here https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Date/getTimezoneOffset + var sign = timezoneOffset >= 0 ? '-' : '+'; + var absOffset = Math.abs(timezoneOffset); + var hours = String(Math.floor(absOffset / 60)).padStart(2, '0'); + var minutes = String(absOffset % 60).padStart(2, '0'); + return `UTC${sign}${hours}${minutes}`; + }; + var winterName = extractZone(winterOffset); + var summerName = extractZone(summerOffset); + if (summerOffset < winterOffset) { + // Northern hemisphere + stringToUTF8(winterName, std_name, 17); + stringToUTF8(summerName, dst_name, 17); + } else { + stringToUTF8(winterName, dst_name, 17); + stringToUTF8(summerName, std_name, 17); + } + }; + + var _emscripten_date_now = () => Date.now(); + + var nowIsMonotonic = 1; + + var checkWasiClock = (clock_id) => clock_id >= 0 && clock_id <= 3; + + function _clock_time_get( + clk_id, + ignored_precision_low, + ignored_precision_high, + ptime + ) { + var ignored_precision = convertI32PairToI53Checked( + ignored_precision_low, + ignored_precision_high + ); + if (!checkWasiClock(clk_id)) { + return 28; + } + var now; + // all wasi clocks but realtime are monotonic + if (clk_id === 0) { + now = _emscripten_date_now(); + } else if (nowIsMonotonic) { + now = _emscripten_get_now(); + } else { + return 52; + } + // "now" is in ms, and wasi times are in ns. + var nsec = Math.round(now * 1e3 * 1e3); + (tempI64 = [ + nsec >>> 0, + ((tempDouble = nsec), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[ptime >> 2] = tempI64[0]), + (HEAP32[(ptime + 4) >> 2] = tempI64[1]); + return 0; + } + + var getHeapMax = () => + // Stay one Wasm page short of 4GB: while e.g. Chrome is able to allocate + // full 4GB Wasm memories, the size will wrap back to 0 bytes in Wasm side + // for any code that deals with heap sizes, which would require special + // casing all heap size related code to treat 0 specially. + 2147483648; + + var _emscripten_get_heap_max = () => getHeapMax(); + + var growMemory = (size) => { + var b = wasmMemory.buffer; + var pages = ((size - b.byteLength + 65535) / 65536) | 0; + try { + // round size grow request up to wasm page size (fixed 64KB per spec) + wasmMemory.grow(pages); + // .grow() takes a delta compared to the previous size + updateMemoryViews(); + return 1; + } /*success*/ catch (e) {} + }; + + // implicit 0 return to save code size (caller will cast "undefined" into 0 + // anyhow) + var _emscripten_resize_heap = (requestedSize) => { + var oldSize = HEAPU8.length; + // With CAN_ADDRESS_2GB or MEMORY64, pointers are already unsigned. + requestedSize >>>= 0; + // With multithreaded builds, races can happen (another thread might increase the size + // in between), so return a failure, and let the caller retry. + // Memory resize rules: + // 1. Always increase heap size to at least the requested size, rounded up + // to next page multiple. + // 2a. If MEMORY_GROWTH_LINEAR_STEP == -1, excessively resize the heap + // geometrically: increase the heap size according to + // MEMORY_GROWTH_GEOMETRIC_STEP factor (default +20%), At most + // overreserve by MEMORY_GROWTH_GEOMETRIC_CAP bytes (default 96MB). + // 2b. If MEMORY_GROWTH_LINEAR_STEP != -1, excessively resize the heap + // linearly: increase the heap size by at least + // MEMORY_GROWTH_LINEAR_STEP bytes. + // 3. Max size for the heap is capped at 2048MB-WASM_PAGE_SIZE, or by + // MAXIMUM_MEMORY, or by ASAN limit, depending on which is smallest + // 4. If we were unable to allocate as much memory, it may be due to + // over-eager decision to excessively reserve due to (3) above. + // Hence if an allocation fails, cut down on the amount of excess + // growth, in an attempt to succeed to perform a smaller allocation. + // A limit is set for how much we can grow. We should not exceed that + // (the wasm binary specifies it, so if we tried, we'd fail anyhow). + var maxHeapSize = getHeapMax(); + if (requestedSize > maxHeapSize) { + return false; + } + // Loop through potential heap size increases. If we attempt a too eager + // reservation that fails, cut down on the attempted size and reserve a + // smaller bump instead. (max 3 times, chosen somewhat arbitrarily) + for (var cutDown = 1; cutDown <= 4; cutDown *= 2) { + var overGrownHeapSize = oldSize * (1 + 0.2 / cutDown); + // ensure geometric growth + // but limit overreserving (default to capping at +96MB overgrowth at most) + overGrownHeapSize = Math.min( + overGrownHeapSize, + requestedSize + 100663296 + ); + var newSize = Math.min( + maxHeapSize, + alignMemory(Math.max(requestedSize, overGrownHeapSize), 65536) + ); + var replacement = growMemory(newSize); + if (replacement) { + return true; + } + } + return false; + }; + + var runtimeKeepalivePush = () => { + runtimeKeepaliveCounter += 1; + }; + + var runtimeKeepalivePop = () => { + runtimeKeepaliveCounter -= 1; + }; + + /** @param {number=} timeout */ var safeSetTimeout = (func, timeout) => { + runtimeKeepalivePush(); + return setTimeout(() => { + runtimeKeepalivePop(); + callUserCallback(func); + }, timeout); + }; + + var _emscripten_sleep = (ms) => + Asyncify.handleSleep((wakeUp) => safeSetTimeout(wakeUp, ms)); + + Module['_emscripten_sleep'] = _emscripten_sleep; + + _emscripten_sleep.isAsync = true; + + var ENV = PHPLoader.ENV || {}; + + var getExecutableName = () => thisProgram || './this.program'; + + var getEnvStrings = () => { + if (!getEnvStrings.strings) { + // Default values. + // Browser language detection #8751 + var lang = + ( + (typeof navigator == 'object' && + navigator.languages && + navigator.languages[0]) || + 'C' + ).replace('-', '_') + '.UTF-8'; + var env = { + USER: 'web_user', + LOGNAME: 'web_user', + PATH: '/', + PWD: '/', + HOME: '/home/web_user', + LANG: lang, + _: getExecutableName(), + }; + // Apply the user-provided values, if any. + for (var x in ENV) { + // x is a key in ENV; if ENV[x] is undefined, that means it was + // explicitly set to be so. We allow user code to do that to + // force variables with default values to remain unset. + if (ENV[x] === undefined) delete env[x]; + else env[x] = ENV[x]; + } + var strings = []; + for (var x in env) { + strings.push(`${x}=${env[x]}`); + } + getEnvStrings.strings = strings; + } + return getEnvStrings.strings; + }; + + var stringToAscii = (str, buffer) => { + for (var i = 0; i < str.length; ++i) { + HEAP8[buffer++] = str.charCodeAt(i); + } + // Null-terminate the string + HEAP8[buffer] = 0; + }; + + var _environ_get = (__environ, environ_buf) => { + var bufSize = 0; + getEnvStrings().forEach((string, i) => { + var ptr = environ_buf + bufSize; + HEAPU32[(__environ + i * 4) >> 2] = ptr; + stringToAscii(string, ptr); + bufSize += string.length + 1; + }); + return 0; + }; + + var _environ_sizes_get = (penviron_count, penviron_buf_size) => { + var strings = getEnvStrings(); + HEAPU32[penviron_count >> 2] = strings.length; + var bufSize = 0; + strings.forEach((string) => (bufSize += string.length + 1)); + HEAPU32[penviron_buf_size >> 2] = bufSize; + return 0; + }; + + function _fd_close(fd) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + FS.close(stream); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + function _fd_fdstat_get(fd, pbuf) { + try { + var rightsBase = 0; + var rightsInheriting = 0; + var flags = 0; + { + var stream = SYSCALLS.getStreamFromFD(fd); + // All character devices are terminals (other things a Linux system would + // assume is a character device, like the mouse, we have special APIs for). + var type = stream.tty + ? 2 + : FS.isDir(stream.mode) + ? 3 + : FS.isLink(stream.mode) + ? 7 + : 4; + } + HEAP8[pbuf] = type; + HEAP16[(pbuf + 2) >> 1] = flags; + (tempI64 = [ + rightsBase >>> 0, + ((tempDouble = rightsBase), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(pbuf + 8) >> 2] = tempI64[0]), + (HEAP32[(pbuf + 12) >> 2] = tempI64[1]); + (tempI64 = [ + rightsInheriting >>> 0, + ((tempDouble = rightsInheriting), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(pbuf + 16) >> 2] = tempI64[0]), + (HEAP32[(pbuf + 20) >> 2] = tempI64[1]); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + /** @param {number=} offset */ var doReadv = ( + stream, + iov, + iovcnt, + offset + ) => { + var ret = 0; + for (var i = 0; i < iovcnt; i++) { + var ptr = HEAPU32[iov >> 2]; + var len = HEAPU32[(iov + 4) >> 2]; + iov += 8; + var curr = FS.read(stream, HEAP8, ptr, len, offset); + if (curr < 0) return -1; + ret += curr; + if (curr < len) break; + // nothing more to read + if (typeof offset != 'undefined') { + offset += curr; + } + } + return ret; + }; + + function _fd_read(fd, iov, iovcnt, pnum) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + var num = doReadv(stream, iov, iovcnt); + HEAPU32[pnum >> 2] = num; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + function _fd_seek(fd, offset_low, offset_high, whence, newOffset) { + var offset = convertI32PairToI53Checked(offset_low, offset_high); + try { + if (isNaN(offset)) return 61; + var stream = SYSCALLS.getStreamFromFD(fd); + FS.llseek(stream, offset, whence); + (tempI64 = [ + stream.position >>> 0, + ((tempDouble = stream.position), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[newOffset >> 2] = tempI64[0]), + (HEAP32[(newOffset + 4) >> 2] = tempI64[1]); + if (stream.getdents && offset === 0 && whence === 0) + stream.getdents = null; + // reset readdir state + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + /** @param {number=} offset */ var doWritev = ( + stream, + iov, + iovcnt, + offset + ) => { + var ret = 0; + for (var i = 0; i < iovcnt; i++) { + var ptr = HEAPU32[iov >> 2]; + var len = HEAPU32[(iov + 4) >> 2]; + iov += 8; + var curr = FS.write(stream, HEAP8, ptr, len, offset); + if (curr < 0) return -1; + ret += curr; + if (curr < len) { + // No more space to write. + break; + } + if (typeof offset != 'undefined') { + offset += curr; + } + } + return ret; + }; + + function _fd_write(fd, iov, iovcnt, pnum) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + var num = doWritev(stream, iov, iovcnt); + HEAPU32[pnum >> 2] = num; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + var _getaddrinfo = (node, service, hint, out) => { + var addr = 0; + var port = 0; + var flags = 0; + var family = 0; + var type = 0; + var proto = 0; + var ai; + function allocaddrinfo(family, type, proto, canon, addr, port) { + var sa, salen, ai; + var errno; + salen = family === 10 ? 28 : 16; + addr = family === 10 ? inetNtop6(addr) : inetNtop4(addr); + sa = _malloc(salen); + errno = writeSockaddr(sa, family, addr, port); + assert(!errno); + ai = _malloc(32); + HEAP32[(ai + 4) >> 2] = family; + HEAP32[(ai + 8) >> 2] = type; + HEAP32[(ai + 12) >> 2] = proto; + HEAPU32[(ai + 24) >> 2] = canon; + HEAPU32[(ai + 20) >> 2] = sa; + if (family === 10) { + HEAP32[(ai + 16) >> 2] = 28; + } else { + HEAP32[(ai + 16) >> 2] = 16; + } + HEAP32[(ai + 28) >> 2] = 0; + return ai; + } + if (hint) { + flags = HEAP32[hint >> 2]; + family = HEAP32[(hint + 4) >> 2]; + type = HEAP32[(hint + 8) >> 2]; + proto = HEAP32[(hint + 12) >> 2]; + } + if (type && !proto) { + proto = type === 2 ? 17 : 6; + } + if (!type && proto) { + type = proto === 17 ? 2 : 1; + } + // If type or proto are set to zero in hints we should really be returning multiple addrinfo values, but for + // now default to a TCP STREAM socket so we can at least return a sensible addrinfo given NULL hints. + if (proto === 0) { + proto = 6; + } + if (type === 0) { + type = 1; + } + if (!node && !service) { + return -2; + } + if (flags & ~(1 | 2 | 4 | 1024 | 8 | 16 | 32)) { + return -1; + } + if (hint !== 0 && HEAP32[hint >> 2] & 2 && !node) { + return -1; + } + if (flags & 32) { + // TODO + return -2; + } + if (type !== 0 && type !== 1 && type !== 2) { + return -7; + } + if (family !== 0 && family !== 2 && family !== 10) { + return -6; + } + if (service) { + service = UTF8ToString(service); + port = parseInt(service, 10); + if (isNaN(port)) { + if (flags & 1024) { + return -2; + } + // TODO support resolving well-known service names from: + // http://www.iana.org/assignments/service-names-port-numbers/service-names-port-numbers.txt + return -8; + } + } + if (!node) { + if (family === 0) { + family = 2; + } + if ((flags & 1) === 0) { + if (family === 2) { + addr = _htonl(2130706433); + } else { + addr = [0, 0, 0, _htonl(1)]; + } + } + ai = allocaddrinfo(family, type, proto, null, addr, port); + HEAPU32[out >> 2] = ai; + return 0; + } + // try as a numeric address + node = UTF8ToString(node); + addr = inetPton4(node); + if (addr !== null) { + // incoming node is a valid ipv4 address + if (family === 0 || family === 2) { + family = 2; + } else if (family === 10 && flags & 8) { + addr = [0, 0, _htonl(65535), addr]; + family = 10; + } else { + return -2; + } + } else { + addr = inetPton6(node); + if (addr !== null) { + // incoming node is a valid ipv6 address + if (family === 0 || family === 10) { + family = 10; + } else { + return -2; + } + } + } + if (addr != null) { + ai = allocaddrinfo(family, type, proto, node, addr, port); + HEAPU32[out >> 2] = ai; + return 0; + } + if (flags & 4) { + return -2; + } + // try as a hostname + // resolve the hostname to a temporary fake address + node = DNS.lookup_name(node); + addr = inetPton4(node); + if (family === 0) { + family = 2; + } else if (family === 10) { + addr = [0, 0, _htonl(65535), addr]; + } + ai = allocaddrinfo(family, type, proto, null, addr, port); + HEAPU32[out >> 2] = ai; + return 0; + }; + + var _getnameinfo = (sa, salen, node, nodelen, serv, servlen, flags) => { + var info = readSockaddr(sa, salen); + if (info.errno) { + return -6; + } + var port = info.port; + var addr = info.addr; + var overflowed = false; + if (node && nodelen) { + var lookup; + if (flags & 1 || !(lookup = DNS.lookup_addr(addr))) { + if (flags & 8) { + return -2; + } + } else { + addr = lookup; + } + var numBytesWrittenExclNull = stringToUTF8(addr, node, nodelen); + if (numBytesWrittenExclNull + 1 >= nodelen) { + overflowed = true; + } + } + if (serv && servlen) { + port = '' + port; + var numBytesWrittenExclNull = stringToUTF8(port, serv, servlen); + if (numBytesWrittenExclNull + 1 >= servlen) { + overflowed = true; + } + } + if (overflowed) { + // Note: even when we overflow, getnameinfo() is specced to write out the truncated results. + return -12; + } + return 0; + }; + + var Protocols = { + list: [], + map: {}, + }; + + var _setprotoent = (stayopen) => { + // void setprotoent(int stayopen); + // Allocate and populate a protoent structure given a name, protocol number and array of aliases + function allocprotoent(name, proto, aliases) { + // write name into buffer + var nameBuf = _malloc(name.length + 1); + stringToAscii(name, nameBuf); + // write aliases into buffer + var j = 0; + var length = aliases.length; + var aliasListBuf = _malloc((length + 1) * 4); + // Use length + 1 so we have space for the terminating NULL ptr. + for (var i = 0; i < length; i++, j += 4) { + var alias = aliases[i]; + var aliasBuf = _malloc(alias.length + 1); + stringToAscii(alias, aliasBuf); + HEAPU32[(aliasListBuf + j) >> 2] = aliasBuf; + } + HEAPU32[(aliasListBuf + j) >> 2] = 0; + // Terminating NULL pointer. + // generate protoent + var pe = _malloc(12); + HEAPU32[pe >> 2] = nameBuf; + HEAPU32[(pe + 4) >> 2] = aliasListBuf; + HEAP32[(pe + 8) >> 2] = proto; + return pe; + } + // Populate the protocol 'database'. The entries are limited to tcp and udp, though it is fairly trivial + // to add extra entries from /etc/protocols if desired - though not sure if that'd actually be useful. + var list = Protocols.list; + var map = Protocols.map; + if (list.length === 0) { + var entry = allocprotoent('tcp', 6, ['TCP']); + list.push(entry); + map['tcp'] = map['6'] = entry; + entry = allocprotoent('udp', 17, ['UDP']); + list.push(entry); + map['udp'] = map['17'] = entry; + } + _setprotoent.index = 0; + }; + + var _getprotobyname = (name) => { + // struct protoent *getprotobyname(const char *); + name = UTF8ToString(name); + _setprotoent(true); + var result = Protocols.map[name]; + return result; + }; + + var _getprotobynumber = (number) => { + // struct protoent *getprotobynumber(int proto); + _setprotoent(true); + var result = Protocols.map[number]; + return result; + }; + + var stackAlloc = (sz) => __emscripten_stack_alloc(sz); + + /** @suppress {duplicate } */ var stringToUTF8OnStack = (str) => { + var size = lengthBytesUTF8(str) + 1; + var ret = stackAlloc(size); + stringToUTF8(str, ret, size); + return ret; + }; + + var allocateUTF8OnStack = stringToUTF8OnStack; + + var PHPWASM = { + init: function () { + // The /internal directory is required by the C module. It's where the + // stdout, stderr, and headers information are written for the JavaScript + // code to read later on. + FS.mkdir('/internal'); + // The files from the shared directory are shared between all the + // PHP processes managed by PHPProcessManager. + FS.mkdir('/internal/shared'); + // The files from the preload directory are preloaded using the + // auto_prepend_file php.ini directive. + FS.mkdir('/internal/shared/preload'); + PHPWASM.EventEmitter = ENVIRONMENT_IS_NODE + ? require('events').EventEmitter + : class EventEmitter { + constructor() { + this.listeners = {}; + } + emit(eventName, data) { + if (this.listeners[eventName]) { + this.listeners[eventName].forEach( + (callback) => { + callback(data); + } + ); + } + } + once(eventName, callback) { + const self = this; + function removedCallback() { + callback(...arguments); + self.removeListener(eventName, removedCallback); + } + this.on(eventName, removedCallback); + } + removeAllListeners(eventName) { + if (eventName) { + delete this.listeners[eventName]; + } else { + this.listeners = {}; + } + } + removeListener(eventName, callback) { + if (this.listeners[eventName]) { + const idx = + this.listeners[eventName].indexOf(callback); + if (idx !== -1) { + this.listeners[eventName].splice(idx, 1); + } + } + } + }; + PHPWASM.child_proc_by_fd = {}; + PHPWASM.child_proc_by_pid = {}; + PHPWASM.input_devices = {}; + }, + getAllWebSockets: function (sock) { + const webSockets = new Set(); + if (sock.server) { + sock.server.clients.forEach((ws) => { + webSockets.add(ws); + }); + } + for (const peer of PHPWASM.getAllPeers(sock)) { + webSockets.add(peer.socket); + } + return Array.from(webSockets); + }, + getAllPeers: function (sock) { + const peers = new Set(); + if (sock.server) { + sock.pending + .filter((pending) => pending.peers) + .forEach((pending) => { + for (const peer of Object.values(pending.peers)) { + peers.add(peer); + } + }); + } + if (sock.peers) { + for (const peer of Object.values(sock.peers)) { + peers.add(peer); + } + } + return Array.from(peers); + }, + awaitData: function (ws) { + return PHPWASM.awaitEvent(ws, 'message'); + }, + awaitConnection: function (ws) { + if (ws.OPEN === ws.readyState) { + return [Promise.resolve(), PHPWASM.noop]; + } + return PHPWASM.awaitEvent(ws, 'open'); + }, + awaitClose: function (ws) { + if ([ws.CLOSING, ws.CLOSED].includes(ws.readyState)) { + return [Promise.resolve(), PHPWASM.noop]; + } + return PHPWASM.awaitEvent(ws, 'close'); + }, + awaitError: function (ws) { + if ([ws.CLOSING, ws.CLOSED].includes(ws.readyState)) { + return [Promise.resolve(), PHPWASM.noop]; + } + return PHPWASM.awaitEvent(ws, 'error'); + }, + awaitEvent: function (ws, event) { + let resolve; + const listener = () => { + resolve(); + }; + const promise = new Promise(function (_resolve) { + resolve = _resolve; + ws.once(event, listener); + }); + const cancel = () => { + ws.removeListener(event, listener); + // Rejecting the promises bubbles up and kills the entire + // node process. Let's resolve them on the next tick instead + // to give the caller some space to unbind any handlers. + setTimeout(resolve); + }; + return [promise, cancel]; + }, + noop: function () {}, + spawnProcess: function (command, args, options) { + if (Module['spawnProcess']) { + const spawnedPromise = Module['spawnProcess']( + command, + args, + options + ); + return Promise.resolve(spawnedPromise).then(function (spawned) { + if (!spawned || !spawned.on) { + throw new Error( + 'spawnProcess() must return an EventEmitter but returned a different type.' + ); + } + return spawned; + }); + } + if (ENVIRONMENT_IS_NODE) { + return require('child_process').spawn(command, args, { + ...options, + shell: true, + stdio: ['pipe', 'pipe', 'pipe'], + timeout: 100, + }); + } + const e = new Error( + 'popen(), proc_open() etc. are unsupported in the browser. Call php.setSpawnHandler() ' + + 'and provide a callback to handle spawning processes, or disable a popen(), proc_open() ' + + 'and similar functions via php.ini.' + ); + e.code = 'SPAWN_UNSUPPORTED'; + throw e; + }, + shutdownSocket: function (socketd, how) { + // This implementation only supports websockets at the moment + const sock = getSocketFromFD(socketd); + const peer = Object.values(sock.peers)[0]; + if (!peer) { + return -1; + } + try { + peer.socket.close(); + SOCKFS.websocket_sock_ops.removePeer(sock, peer); + return 0; + } catch (e) { + console.log('Socket shutdown error', e); + return -1; + } + }, + }; + + function _js_create_input_device(deviceId) { + let dataBuffer = []; + let dataCallback; + const filename = 'proc_id_' + deviceId; + const device = FS.createDevice( + '/dev', + filename, + function () {}, + function (byte) { + try { + dataBuffer.push(byte); + if (dataCallback) { + dataCallback(new Uint8Array(dataBuffer)); + dataBuffer = []; + } + } catch (e) { + console.error(e); + throw e; + } + } + ); + const devicePath = '/dev/' + filename; + PHPWASM.input_devices[deviceId] = { + devicePath, + onData: function (cb) { + dataCallback = cb; + dataBuffer.forEach(function (data) { + cb(data); + }); + dataBuffer.length = 0; + }, + }; + return allocateUTF8OnStack(devicePath); + } + + function _js_open_process( + command, + argsPtr, + argsLength, + descriptorsPtr, + descriptorsLength, + cwdPtr, + cwdLength, + envPtr, + envLength + ) { + if (!command) { + return 1; + } + const cmdstr = UTF8ToString(command); + if (!cmdstr.length) { + return 0; + } + let argsArray = []; + if (argsLength) { + for (var i = 0; i < argsLength; i++) { + const charPointer = argsPtr + i * 4; + argsArray.push(UTF8ToString(HEAPU32[charPointer >> 2])); + } + } + const cwdstr = cwdPtr ? UTF8ToString(cwdPtr) : null; + let envObject = null; + if (envLength) { + envObject = {}; + for (var i = 0; i < envLength; i++) { + const envPointer = envPtr + i * 4; + const envEntry = UTF8ToString(HEAPU32[envPointer >> 2]); + const splitAt = envEntry.indexOf('='); + if (splitAt === -1) { + continue; + } + const key = envEntry.substring(0, splitAt); + const value = envEntry.substring(splitAt + 1); + envObject[key] = value; + } + } + var std = {}; + // Extracts an array of available descriptors that should be dispatched to streams. + // On the C side, the descriptors are expressed as `**int` so we must go read + // each of the `descriptorsLength` `*int` pointers and convert the associated data into + // a JavaScript object { descriptor : { child : fd, parent : fd } }. + for (var i = 0; i < descriptorsLength; i++) { + const descriptorPtr = HEAPU32[(descriptorsPtr + i * 4) >> 2]; + std[HEAPU32[descriptorPtr >> 2]] = { + child: HEAPU32[(descriptorPtr + 4) >> 2], + parent: HEAPU32[(descriptorPtr + 8) >> 2], + }; + } + return Asyncify.handleSleep(async (wakeUp) => { + let cp; + try { + const options = {}; + if (cwdstr !== null) { + options.cwd = cwdstr; + } + if (envObject !== null) { + options.env = envObject; + } + cp = PHPWASM.spawnProcess(cmdstr, argsArray, options); + if (cp instanceof Promise) { + cp = await cp; + } + } catch (e) { + if (e.code === 'SPAWN_UNSUPPORTED') { + wakeUp(1); + return; + } + console.error(e); + wakeUp(1); + throw e; + } + const ProcInfo = { + pid: cp.pid, + exited: false, + stdinFd: std[0]?.child, + stdinIsDevice: std[0]?.child in PHPWASM.input_devices, + stdoutChildFd: std[1]?.child, + stdoutParentFd: std[1]?.parent, + stderrChildFd: std[2]?.child, + stderrParentFd: std[2]?.parent, + stdout: new PHPWASM.EventEmitter(), + stderr: new PHPWASM.EventEmitter(), + }; + if (ProcInfo.stdoutChildFd) + PHPWASM.child_proc_by_fd[ProcInfo.stdoutChildFd] = ProcInfo; + if (ProcInfo.stderrChildFd) + PHPWASM.child_proc_by_fd[ProcInfo.stderrChildFd] = ProcInfo; + if (ProcInfo.stdoutParentFd) + PHPWASM.child_proc_by_fd[ProcInfo.stdoutParentFd] = ProcInfo; + if (ProcInfo.stderrParentFd) + PHPWASM.child_proc_by_fd[ProcInfo.stderrParentFd] = ProcInfo; + PHPWASM.child_proc_by_pid[ProcInfo.pid] = ProcInfo; + cp.on('exit', function (code) { + ProcInfo.exitCode = code; + ProcInfo.exited = true; + // Emit events for the wasm_poll_socket function. + ProcInfo.stdout.emit('data'); + ProcInfo.stderr.emit('data'); + }); + // Pass data from child process's stdout to PHP's end of the stdout pipe. + if (ProcInfo.stdoutChildFd) { + const stdoutStream = SYSCALLS.getStreamFromFD( + ProcInfo.stdoutChildFd + ); + let stdoutAt = 0; + cp.stdout.on('data', function (data) { + ProcInfo.stdout.emit('data', data); + stdoutStream.stream_ops.write( + stdoutStream, + data, + 0, + data.length, + stdoutAt + ); + stdoutAt += data.length; + }); + } + // Pass data from child process's stderr to PHP's end of the stdout pipe. + if (ProcInfo.stderrChildFd) { + const stderrStream = SYSCALLS.getStreamFromFD( + ProcInfo.stderrChildFd + ); + let stderrAt = 0; + cp.stderr.on('data', function (data) { + ProcInfo.stderr.emit('data', data); + stderrStream.stream_ops.write( + stderrStream, + data, + 0, + data.length, + stderrAt + ); + stderrAt += data.length; + }); + } + /** + * Wait until the child process has been spawned. + * Unfortunately there is no Node.js API to check whether + * the process has already been spawned. We can only listen + * to the 'spawn' event and if it has already been spawned, + * listen to the 'exit' event. + */ try { + await new Promise((resolve, reject) => { + cp.on('spawn', resolve); + cp.on('error', reject); + }); + } catch (e) { + console.error(e); + wakeUp(1); + return; + } + // Now we want to pass data from the STDIN source supplied by PHP + // to the child process. + // PHP will write STDIN data to a device. + if (ProcInfo.stdinIsDevice) { + // We use Emscripten devices as pipes. This is a bit of a hack + // but it works as we get a callback when the device is written to. + // Let's listen to anything it outputs and pass it to the child process. + PHPWASM.input_devices[ProcInfo.stdinFd].onData(function (data) { + if (!data) return; + if (typeof data === 'number') { + data = new Uint8Array([data]); + } + const dataStr = new TextDecoder('utf-8').decode(data); + cp.stdin.write(dataStr); + }); + wakeUp(ProcInfo.pid); + return; + } + if (ProcInfo.stdinFd) { + // PHP will write STDIN data to a file descriptor. + const stdinStream = SYSCALLS.getStreamFromFD(ProcInfo.stdinFd); + if (stdinStream.node) { + // Pipe the entire stdinStream to cp.stdin + const CHUNK_SIZE = 1024; + const buffer = new Uint8Array(CHUNK_SIZE); + let offset = 0; + while (true) { + const bytesRead = stdinStream.stream_ops.read( + stdinStream, + buffer, + 0, + CHUNK_SIZE, + offset + ); + if (bytesRead === null || bytesRead === 0) { + break; + } + try { + cp.stdin.write(buffer.subarray(0, bytesRead)); + } catch (e) { + console.error(e); + return 1; + } + if (bytesRead < CHUNK_SIZE) { + break; + } + offset += bytesRead; + } + wakeUp(ProcInfo.pid); + return; + } + } + wakeUp(ProcInfo.pid); + }); + } + + function _js_process_status(pid, exitCodePtr) { + if (!PHPWASM.child_proc_by_pid[pid]) { + return -1; + } + if (PHPWASM.child_proc_by_pid[pid].exited) { + HEAPU32[exitCodePtr >> 2] = PHPWASM.child_proc_by_pid[pid].exitCode; + return 1; + } + return 0; + } + + function _js_waitpid(pid, exitCodePtr) { + if (!PHPWASM.child_proc_by_pid[pid]) { + return -1; + } + return Asyncify.handleSleep((wakeUp) => { + const poll = function () { + if (PHPWASM.child_proc_by_pid[pid]?.exited) { + HEAPU32[exitCodePtr >> 2] = + PHPWASM.child_proc_by_pid[pid].exitCode; + wakeUp(pid); + } else { + setTimeout(poll, 50); + } + }; + poll(); + }); + } + + var arraySum = (array, index) => { + var sum = 0; + for (var i = 0; i <= index; sum += array[i++]) {} + // no-op + return sum; + }; + + var MONTH_DAYS_LEAP = [31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]; + + var MONTH_DAYS_REGULAR = [31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]; + + var addDays = (date, days) => { + var newDate = new Date(date.getTime()); + while (days > 0) { + var leap = isLeapYear(newDate.getFullYear()); + var currentMonth = newDate.getMonth(); + var daysInCurrentMonth = ( + leap ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR + )[currentMonth]; + if (days > daysInCurrentMonth - newDate.getDate()) { + // we spill over to next month + days -= daysInCurrentMonth - newDate.getDate() + 1; + newDate.setDate(1); + if (currentMonth < 11) { + newDate.setMonth(currentMonth + 1); + } else { + newDate.setMonth(0); + newDate.setFullYear(newDate.getFullYear() + 1); + } + } else { + // we stay in current month + newDate.setDate(newDate.getDate() + days); + return newDate; + } + } + return newDate; + }; + + var _strptime = (buf, format, tm) => { + // char *strptime(const char *restrict buf, const char *restrict format, struct tm *restrict tm); + // http://pubs.opengroup.org/onlinepubs/009695399/functions/strptime.html + var pattern = UTF8ToString(format); + // escape special characters + // TODO: not sure we really need to escape all of these in JS regexps + var SPECIAL_CHARS = '\\!@#$^&*()+=-[]/{}|:<>?,.'; + for (var i = 0, ii = SPECIAL_CHARS.length; i < ii; ++i) { + pattern = pattern.replace( + new RegExp('\\' + SPECIAL_CHARS[i], 'g'), + '\\' + SPECIAL_CHARS[i] + ); + } + // reduce number of matchers + var EQUIVALENT_MATCHERS = { + A: '%a', + B: '%b', + c: '%a %b %d %H:%M:%S %Y', + D: '%m\\/%d\\/%y', + e: '%d', + F: '%Y-%m-%d', + h: '%b', + R: '%H\\:%M', + r: '%I\\:%M\\:%S\\s%p', + T: '%H\\:%M\\:%S', + x: '%m\\/%d\\/(?:%y|%Y)', + X: '%H\\:%M\\:%S', + }; + // TODO: take care of locale + var DATE_PATTERNS = { + /* weekday name */ a: '(?:Sun(?:day)?)|(?:Mon(?:day)?)|(?:Tue(?:sday)?)|(?:Wed(?:nesday)?)|(?:Thu(?:rsday)?)|(?:Fri(?:day)?)|(?:Sat(?:urday)?)', + /* month name */ b: '(?:Jan(?:uary)?)|(?:Feb(?:ruary)?)|(?:Mar(?:ch)?)|(?:Apr(?:il)?)|May|(?:Jun(?:e)?)|(?:Jul(?:y)?)|(?:Aug(?:ust)?)|(?:Sep(?:tember)?)|(?:Oct(?:ober)?)|(?:Nov(?:ember)?)|(?:Dec(?:ember)?)', + /* century */ C: '\\d\\d', + /* day of month */ d: '0[1-9]|[1-9](?!\\d)|1\\d|2\\d|30|31', + /* hour (24hr) */ H: '\\d(?!\\d)|[0,1]\\d|20|21|22|23', + /* hour (12hr) */ I: '\\d(?!\\d)|0\\d|10|11|12', + /* day of year */ j: '00[1-9]|0?[1-9](?!\\d)|0?[1-9]\\d(?!\\d)|[1,2]\\d\\d|3[0-6]\\d', + /* month */ m: '0[1-9]|[1-9](?!\\d)|10|11|12', + /* minutes */ M: '0\\d|\\d(?!\\d)|[1-5]\\d', + /* whitespace */ n: ' ', + /* AM/PM */ p: 'AM|am|PM|pm|A\\.M\\.|a\\.m\\.|P\\.M\\.|p\\.m\\.', + /* seconds */ S: '0\\d|\\d(?!\\d)|[1-5]\\d|60', + /* week number */ U: '0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53', + /* week number */ W: '0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53', + /* weekday number */ w: '[0-6]', + /* 2-digit year */ y: '\\d\\d', + /* 4-digit year */ Y: '\\d\\d\\d\\d', + /* whitespace */ t: ' ', + /* time zone */ z: 'Z|(?:[\\+\\-]\\d\\d:?(?:\\d\\d)?)', + }; + var MONTH_NUMBERS = { + JAN: 0, + FEB: 1, + MAR: 2, + APR: 3, + MAY: 4, + JUN: 5, + JUL: 6, + AUG: 7, + SEP: 8, + OCT: 9, + NOV: 10, + DEC: 11, + }; + var DAY_NUMBERS_SUN_FIRST = { + SUN: 0, + MON: 1, + TUE: 2, + WED: 3, + THU: 4, + FRI: 5, + SAT: 6, + }; + var DAY_NUMBERS_MON_FIRST = { + MON: 0, + TUE: 1, + WED: 2, + THU: 3, + FRI: 4, + SAT: 5, + SUN: 6, + }; + var capture = []; + var pattern_out = pattern + .replace(/%(.)/g, (m, c) => EQUIVALENT_MATCHERS[c] || m) + .replace(/%(.)/g, (_, c) => { + let pat = DATE_PATTERNS[c]; + if (pat) { + capture.push(c); + return `(${pat})`; + } else { + return c; + } + }) + .replace( + // any number of space or tab characters match zero or more spaces + /\s+/g, + '\\s*' + ); + var matches = new RegExp('^' + pattern_out, 'i').exec( + UTF8ToString(buf) + ); + function initDate() { + function fixup(value, min, max) { + return typeof value != 'number' || isNaN(value) + ? min + : value >= min + ? value <= max + ? value + : max + : min; + } + return { + year: fixup(HEAP32[(tm + 20) >> 2] + 1900, 1970, 9999), + month: fixup(HEAP32[(tm + 16) >> 2], 0, 11), + day: fixup(HEAP32[(tm + 12) >> 2], 1, 31), + hour: fixup(HEAP32[(tm + 8) >> 2], 0, 23), + min: fixup(HEAP32[(tm + 4) >> 2], 0, 59), + sec: fixup(HEAP32[tm >> 2], 0, 59), + gmtoff: 0, + }; + } + if (matches) { + var date = initDate(); + var value; + var getMatch = (symbol) => { + var pos = capture.indexOf(symbol); + // check if symbol appears in regexp + if (pos >= 0) { + // return matched value or null (falsy!) for non-matches + return matches[pos + 1]; + } + return; + }; + // seconds + if ((value = getMatch('S'))) { + date.sec = jstoi_q(value); + } + // minutes + if ((value = getMatch('M'))) { + date.min = jstoi_q(value); + } + // hours + if ((value = getMatch('H'))) { + // 24h clock + date.hour = jstoi_q(value); + } else if ((value = getMatch('I'))) { + // AM/PM clock + var hour = jstoi_q(value); + if ((value = getMatch('p'))) { + hour += value.toUpperCase()[0] === 'P' ? 12 : 0; + } + date.hour = hour; + } + // year + if ((value = getMatch('Y'))) { + // parse from four-digit year + date.year = jstoi_q(value); + } else if ((value = getMatch('y'))) { + // parse from two-digit year... + var year = jstoi_q(value); + if ((value = getMatch('C'))) { + // ...and century + year += jstoi_q(value) * 100; + } else { + // ...and rule-of-thumb + year += year < 69 ? 2e3 : 1900; + } + date.year = year; + } + // month + if ((value = getMatch('m'))) { + // parse from month number + date.month = jstoi_q(value) - 1; + } else if ((value = getMatch('b'))) { + // parse from month name + date.month = + MONTH_NUMBERS[value.substring(0, 3).toUpperCase()] || 0; + } + // day + if ((value = getMatch('d'))) { + // get day of month directly + date.day = jstoi_q(value); + } else if ((value = getMatch('j'))) { + // get day of month from day of year ... + var day = jstoi_q(value); + var leapYear = isLeapYear(date.year); + for (var month = 0; month < 12; ++month) { + var daysUntilMonth = arraySum( + leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, + month - 1 + ); + if ( + day <= + daysUntilMonth + + (leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR)[ + month + ] + ) { + date.day = day - daysUntilMonth; + } + } + } else if ((value = getMatch('a'))) { + // get day of month from weekday ... + var weekDay = value.substring(0, 3).toUpperCase(); + if ((value = getMatch('U'))) { + // ... and week number (Sunday being first day of week) + // Week number of the year (Sunday as the first day of the week) as a decimal number [00,53]. + // All days in a new year preceding the first Sunday are considered to be in week 0. + var weekDayNumber = DAY_NUMBERS_SUN_FIRST[weekDay]; + var weekNumber = jstoi_q(value); + // January 1st + var janFirst = new Date(date.year, 0, 1); + var endDate; + if (janFirst.getDay() === 0) { + // Jan 1st is a Sunday, and, hence in the 1st CW + endDate = addDays( + janFirst, + weekDayNumber + 7 * (weekNumber - 1) + ); + } else { + // Jan 1st is not a Sunday, and, hence still in the 0th CW + endDate = addDays( + janFirst, + 7 - + janFirst.getDay() + + weekDayNumber + + 7 * (weekNumber - 1) + ); + } + date.day = endDate.getDate(); + date.month = endDate.getMonth(); + } else if ((value = getMatch('W'))) { + // ... and week number (Monday being first day of week) + // Week number of the year (Monday as the first day of the week) as a decimal number [00,53]. + // All days in a new year preceding the first Monday are considered to be in week 0. + var weekDayNumber = DAY_NUMBERS_MON_FIRST[weekDay]; + var weekNumber = jstoi_q(value); + // January 1st + var janFirst = new Date(date.year, 0, 1); + var endDate; + if (janFirst.getDay() === 1) { + // Jan 1st is a Monday, and, hence in the 1st CW + endDate = addDays( + janFirst, + weekDayNumber + 7 * (weekNumber - 1) + ); + } else { + // Jan 1st is not a Monday, and, hence still in the 0th CW + endDate = addDays( + janFirst, + 7 - + janFirst.getDay() + + 1 + + weekDayNumber + + 7 * (weekNumber - 1) + ); + } + date.day = endDate.getDate(); + date.month = endDate.getMonth(); + } + } + // time zone + if ((value = getMatch('z'))) { + // GMT offset as either 'Z' or +-HH:MM or +-HH or +-HHMM + if (value.toLowerCase() === 'z') { + date.gmtoff = 0; + } else { + var match = value.match(/^((?:\-|\+)\d\d):?(\d\d)?/); + date.gmtoff = match[1] * 3600; + if (match[2]) { + date.gmtoff += + date.gmtoff > 0 ? match[2] * 60 : -match[2] * 60; + } + } + } + /* tm_sec int seconds after the minute 0-61* tm_min int minutes after the hour 0-59 tm_hour int hours since midnight 0-23 @@ -6627,912 +8205,1290 @@ var _strptime = (buf, format, tm) => { tm_yday int days since January 1 0-365 tm_isdst int Daylight Saving Time flag tm_gmtoff long offset from GMT (seconds) - */ var fullDate = new Date(date.year, date.month, date.day, date.hour, date.min, date.sec, 0); - HEAP32[((tm) >> 2)] = fullDate.getSeconds(); - HEAP32[(((tm) + (4)) >> 2)] = fullDate.getMinutes(); - HEAP32[(((tm) + (8)) >> 2)] = fullDate.getHours(); - HEAP32[(((tm) + (12)) >> 2)] = fullDate.getDate(); - HEAP32[(((tm) + (16)) >> 2)] = fullDate.getMonth(); - HEAP32[(((tm) + (20)) >> 2)] = fullDate.getFullYear() - 1900; - HEAP32[(((tm) + (24)) >> 2)] = fullDate.getDay(); - HEAP32[(((tm) + (28)) >> 2)] = arraySum(isLeapYear(fullDate.getFullYear()) ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, fullDate.getMonth() - 1) + fullDate.getDate() - 1; - HEAP32[(((tm) + (32)) >> 2)] = 0; - HEAP32[(((tm) + (36)) >> 2)] = date.gmtoff; - return buf + intArrayFromString(matches[0]).length - 1; - } - return 0; -}; - -function _wasm_close(socketd) { - return PHPWASM.shutdownSocket(socketd, 2); -} - -function _wasm_setsockopt(socketd, level, optionName, optionValuePtr, optionLen) { - const optionValue = HEAPU8[optionValuePtr]; - const SOL_SOCKET = 1; - const SO_KEEPALIVE = 9; - const IPPROTO_TCP = 6; - const TCP_NODELAY = 1; - const isSupported = (level === SOL_SOCKET && optionName === SO_KEEPALIVE) || (level === IPPROTO_TCP && optionName === TCP_NODELAY); - if (!isSupported) { - console.warn(`Unsupported socket option: ${level}, ${optionName}, ${optionValue}`); - return -1; - } - const ws = PHPWASM.getAllWebSockets(socketd)[0]; - if (!ws) { - return -1; - } - ws.setSocketOpt(level, optionName, optionValuePtr); - return 0; -} - -function _wasm_shutdown(socketd, how) { - return PHPWASM.shutdownSocket(socketd, how); -} - -/** @type {WebAssembly.Table} */ var wasmTable; - -var runAndAbortIfError = func => { - try { - return func(); - } catch (e) { - abort(e); - } -}; - -var Asyncify = { - instrumentWasmImports(imports) { - var importPattern = /^(_dlopen_js|invoke_i|invoke_ii|invoke_iii|invoke_iiii|invoke_iiiii|invoke_iiiiii|invoke_iiiiiii|invoke_iiiiiiii|invoke_iiiiiiiiii|invoke_v|invoke_vi|invoke_vii|invoke_viidii|invoke_viii|invoke_viiii|invoke_viiiii|invoke_viiiiii|invoke_viiiiiii|invoke_viiiiiiiii|js_open_process|_js_open_process|_asyncjs__js_open_process|js_popen_to_file|_js_popen_to_file|_asyncjs__js_popen_to_file|js_fd_read|_js_fd_read|js_module_onMessage|_js_module_onMessage|_asyncjs__js_module_onMessage|js_waitpid|_js_waitpid|_asyncjs__js_waitpid|wasm_poll_socket|_wasm_poll_socket|_asyncjs__wasm_poll_socket|wasm_shutdown|_wasm_shutdown|_asyncjs__wasm_shutdown|__asyncjs__.*)$/; - for (let [x, original] of Object.entries(imports)) { - if (typeof original == "function") { - let isAsyncifyImport = original.isAsync || importPattern.test(x); - } - } - }, - instrumentWasmExports(exports) { - var ret = {}; - for (let [x, original] of Object.entries(exports)) { - if (typeof original == "function") { - ret[x] = (...args) => { - Asyncify.exportCallStack.push(x); - try { - return original(...args); - } finally { - if (!ABORT) { - var y = Asyncify.exportCallStack.pop(); - Asyncify.maybeStopUnwind(); - } - } - }; - } else { - ret[x] = original; - } - } - return ret; - }, - State: { - Normal: 0, - Unwinding: 1, - Rewinding: 2, - Disabled: 3 - }, - state: 0, - StackSize: 4096, - currData: null, - handleSleepReturnValue: 0, - exportCallStack: [], - callStackNameToId: {}, - callStackIdToName: {}, - callStackId: 0, - asyncPromiseHandlers: null, - sleepCallbacks: [], - getCallStackId(funcName) { - var id = Asyncify.callStackNameToId[funcName]; - if (id === undefined) { - id = Asyncify.callStackId++; - Asyncify.callStackNameToId[funcName] = id; - Asyncify.callStackIdToName[id] = funcName; - } - return id; - }, - maybeStopUnwind() { - if (Asyncify.currData && Asyncify.state === Asyncify.State.Unwinding && Asyncify.exportCallStack.length === 0) { - Asyncify.state = Asyncify.State.Normal; - runtimeKeepalivePush(); - runAndAbortIfError(_asyncify_stop_unwind); - if (typeof Fibers != "undefined") { - Fibers.trampoline(); - } - } - }, - whenDone() { - return new Promise((resolve, reject) => { - Asyncify.asyncPromiseHandlers = { - resolve: resolve, - reject: reject - }; - }); - }, - allocateData() { - var ptr = _malloc(12 + Asyncify.StackSize); - Asyncify.setDataHeader(ptr, ptr + 12, Asyncify.StackSize); - Asyncify.setDataRewindFunc(ptr); - return ptr; - }, - setDataHeader(ptr, stack, stackSize) { - HEAPU32[((ptr) >> 2)] = stack; - HEAPU32[(((ptr) + (4)) >> 2)] = stack + stackSize; - }, - setDataRewindFunc(ptr) { - var bottomOfCallStack = Asyncify.exportCallStack[0]; - var rewindId = Asyncify.getCallStackId(bottomOfCallStack); - HEAP32[(((ptr) + (8)) >> 2)] = rewindId; - }, - getDataRewindFuncName(ptr) { - var id = HEAP32[(((ptr) + (8)) >> 2)]; - var name = Asyncify.callStackIdToName[id]; - return name; - }, - getDataRewindFunc(name) { - var func = wasmExports[name]; - return func; - }, - doRewind(ptr) { - var name = Asyncify.getDataRewindFuncName(ptr); - var func = Asyncify.getDataRewindFunc(name); - runtimeKeepalivePop(); - return func(); - }, - handleSleep(startAsync) { - if (ABORT) return; - if (Asyncify.state === Asyncify.State.Normal) { - var reachedCallback = false; - var reachedAfterCallback = false; - startAsync((handleSleepReturnValue = 0) => { - if (ABORT) return; - Asyncify.handleSleepReturnValue = handleSleepReturnValue; - reachedCallback = true; - if (!reachedAfterCallback) { - return; - } - Asyncify.state = Asyncify.State.Rewinding; - runAndAbortIfError(() => _asyncify_start_rewind(Asyncify.currData)); - if (typeof Browser != "undefined" && Browser.mainLoop.func) { - Browser.mainLoop.resume(); - } - var asyncWasmReturnValue, isError = false; - try { - asyncWasmReturnValue = Asyncify.doRewind(Asyncify.currData); - } catch (err) { - asyncWasmReturnValue = err; - isError = true; - } - var handled = false; - if (!Asyncify.currData) { - var asyncPromiseHandlers = Asyncify.asyncPromiseHandlers; - if (asyncPromiseHandlers) { - Asyncify.asyncPromiseHandlers = null; - (isError ? asyncPromiseHandlers.reject : asyncPromiseHandlers.resolve)(asyncWasmReturnValue); - handled = true; - } - } - if (isError && !handled) { - throw asyncWasmReturnValue; - } - }); - reachedAfterCallback = true; - if (!reachedCallback) { - Asyncify.state = Asyncify.State.Unwinding; - Asyncify.currData = Asyncify.allocateData(); - if (typeof Browser != "undefined" && Browser.mainLoop.func) { - Browser.mainLoop.pause(); - } - runAndAbortIfError(() => _asyncify_start_unwind(Asyncify.currData)); - } - } else if (Asyncify.state === Asyncify.State.Rewinding) { - Asyncify.state = Asyncify.State.Normal; - runAndAbortIfError(_asyncify_stop_rewind); - _free(Asyncify.currData); - Asyncify.currData = null; - Asyncify.sleepCallbacks.forEach(callUserCallback); - } else { - abort(`invalid state: ${Asyncify.state}`); - } - return Asyncify.handleSleepReturnValue; - }, - handleAsync(startAsync) { - return Asyncify.handleSleep(wakeUp => { - startAsync().then(wakeUp); - }); - } -}; - -var getCFunc = ident => { - var func = Module["_" + ident]; - return func; -}; - -/** - * @param {string|null=} returnType - * @param {Array=} argTypes - * @param {Arguments|Array=} args - * @param {Object=} opts - */ var ccall = (ident, returnType, argTypes, args, opts) => { - var toC = { - "string": str => { - var ret = 0; - if (str !== null && str !== undefined && str !== 0) { - ret = stringToUTF8OnStack(str); - } - return ret; - }, - "array": arr => { - var ret = stackAlloc(arr.length); - writeArrayToMemory(arr, ret); - return ret; - } - }; - function convertReturnValue(ret) { - if (returnType === "string") { - return UTF8ToString(ret); - } - if (returnType === "boolean") return Boolean(ret); - return ret; - } - var func = getCFunc(ident); - var cArgs = []; - var stack = 0; - if (args) { - for (var i = 0; i < args.length; i++) { - var converter = toC[argTypes[i]]; - if (converter) { - if (stack === 0) stack = stackSave(); - cArgs[i] = converter(args[i]); - } else { - cArgs[i] = args[i]; - } - } - } - var previousAsync = Asyncify.currData; - var ret = func(...cArgs); - function onDone(ret) { - runtimeKeepalivePop(); - if (stack !== 0) stackRestore(stack); - return convertReturnValue(ret); - } - var asyncMode = opts?.async; - runtimeKeepalivePush(); - if (Asyncify.currData != previousAsync) { - return Asyncify.whenDone().then(onDone); - } - ret = onDone(ret); - if (asyncMode) return Promise.resolve(ret); - return ret; -}; - -var FS_createPath = FS.createPath; - -var FS_unlink = path => FS.unlink(path); - -var FS_createLazyFile = FS.createLazyFile; - -var FS_createDevice = FS.createDevice; - -FS.createPreloadedFile = FS_createPreloadedFile; - -FS.staticInit(); - -Module["FS_createPath"] = FS.createPath; - -Module["FS_createDataFile"] = FS.createDataFile; - -Module["FS_createPreloadedFile"] = FS.createPreloadedFile; - -Module["FS_unlink"] = FS.unlink; - -Module["FS_createLazyFile"] = FS.createLazyFile; - -Module["FS_createDevice"] = FS.createDevice; - -if (ENVIRONMENT_IS_NODE) { - NODEFS.staticInit(); -} - -PHPWASM.init(); - -var wasmImports = { - /** @export */ bb: _SharpYuvConvert, - /** @export */ ab: _SharpYuvGetConversionMatrix, - /** @export */ $a: _SharpYuvInit, - /** @export */ n: ___assert_fail, - /** @export */ Y: __asyncjs__js_module_onMessage, - /** @export */ _a: ___call_sighandler, - /** @export */ Za: ___syscall_accept4, - /** @export */ Ya: ___syscall_bind, - /** @export */ Xa: ___syscall_chdir, - /** @export */ Q: ___syscall_chmod, - /** @export */ Wa: ___syscall_connect, - /** @export */ Va: ___syscall_dup, - /** @export */ Ua: ___syscall_dup3, - /** @export */ Ta: ___syscall_faccessat, - /** @export */ ba: ___syscall_fallocate, - /** @export */ Sa: ___syscall_fchmod, - /** @export */ Ra: ___syscall_fchown32, - /** @export */ P: ___syscall_fchownat, - /** @export */ m: ___syscall_fcntl64, - /** @export */ Qa: ___syscall_fdatasync, - /** @export */ Pa: ___syscall_fstat64, - /** @export */ ia: ___syscall_ftruncate64, - /** @export */ Oa: ___syscall_getcwd, - /** @export */ Na: ___syscall_getdents64, - /** @export */ Ma: ___syscall_getpeername, - /** @export */ La: ___syscall_getsockname, - /** @export */ Ka: ___syscall_getsockopt, - /** @export */ E: ___syscall_ioctl, - /** @export */ Ja: ___syscall_listen, - /** @export */ Ia: ___syscall_lstat64, - /** @export */ Ha: ___syscall_mkdirat, - /** @export */ Ga: ___syscall_newfstatat, - /** @export */ x: ___syscall_openat, - /** @export */ Fa: ___syscall_pipe, - /** @export */ Ea: ___syscall_poll, - /** @export */ Da: ___syscall_readlinkat, - /** @export */ Ca: ___syscall_recvfrom, - /** @export */ Ba: ___syscall_renameat, - /** @export */ O: ___syscall_rmdir, - /** @export */ Aa: ___syscall_sendto, - /** @export */ N: ___syscall_socket, - /** @export */ za: ___syscall_stat64, - /** @export */ ya: ___syscall_statfs64, - /** @export */ xa: ___syscall_symlink, - /** @export */ D: ___syscall_unlinkat, - /** @export */ wa: ___syscall_utimensat, - /** @export */ sa: __abort_js, - /** @export */ ra: __emscripten_get_now_is_monotonic, - /** @export */ qa: __emscripten_lookup_name, - /** @export */ pa: __emscripten_memcpy_js, - /** @export */ oa: __emscripten_runtime_keepalive_clear, - /** @export */ na: __emscripten_throw_longjmp, - /** @export */ ea: __gmtime_js, - /** @export */ fa: __localtime_js, - /** @export */ ga: __mktime_js, - /** @export */ ca: __mmap_js, - /** @export */ da: __munmap_js, - /** @export */ K: __setitimer_js, - /** @export */ ma: __tzset_js, - /** @export */ B: _emscripten_date_now, - /** @export */ la: _emscripten_get_heap_max, - /** @export */ v: _emscripten_get_now, - /** @export */ ka: _emscripten_resize_heap, - /** @export */ J: _emscripten_sleep, - /** @export */ va: _environ_get, - /** @export */ ua: _environ_sizes_get, - /** @export */ p: _exit, - /** @export */ q: _fd_close, - /** @export */ M: _fd_fdstat_get, - /** @export */ L: _fd_read, - /** @export */ ha: _fd_seek, - /** @export */ C: _fd_write, - /** @export */ I: _getaddrinfo, - /** @export */ A: _getnameinfo, - /** @export */ aa: _getprotobyname, - /** @export */ $: _getprotobynumber, - /** @export */ k: invoke_i, - /** @export */ c: invoke_ii, - /** @export */ b: invoke_iii, - /** @export */ f: invoke_iiii, - /** @export */ g: invoke_iiiii, - /** @export */ r: invoke_iiiiii, - /** @export */ t: invoke_iiiiiii, - /** @export */ w: invoke_iiiiiiii, - /** @export */ H: invoke_iiiiiiiiii, - /** @export */ ja: invoke_jii, - /** @export */ e: invoke_v, - /** @export */ a: invoke_vi, - /** @export */ d: invoke_vii, - /** @export */ z: invoke_viidii, - /** @export */ h: invoke_viii, - /** @export */ i: invoke_viiii, - /** @export */ l: invoke_viiiii, - /** @export */ j: invoke_viiiiii, - /** @export */ _: invoke_viiiiiii, - /** @export */ y: invoke_viiiiiiiii, - /** @export */ G: _js_create_input_device, - /** @export */ Z: js_fd_read, - /** @export */ F: _js_open_process, - /** @export */ X: js_popen_to_file, - /** @export */ W: _js_process_status, - /** @export */ V: _js_waitpid, - /** @export */ ta: _proc_exit, - /** @export */ U: _strftime, - /** @export */ T: _strftime_l, - /** @export */ S: _strptime, - /** @export */ s: _wasm_close, - /** @export */ u: wasm_poll_socket, - /** @export */ o: _wasm_setsockopt, - /** @export */ R: _wasm_shutdown -}; - -var wasmExports = createWasm(); - -var ___wasm_call_ctors = () => (___wasm_call_ctors = wasmExports["db"])(); - -var _free = a0 => (_free = wasmExports["eb"])(a0); - -var _malloc = a0 => (_malloc = wasmExports["gb"])(a0); - -var _wasm_read = Module["_wasm_read"] = (a0, a1, a2) => (_wasm_read = Module["_wasm_read"] = wasmExports["hb"])(a0, a1, a2); - -var _fflush = a0 => (_fflush = wasmExports["ib"])(a0); - -var _wasm_popen = Module["_wasm_popen"] = (a0, a1) => (_wasm_popen = Module["_wasm_popen"] = wasmExports["jb"])(a0, a1); - -var _wasm_php_exec = Module["_wasm_php_exec"] = (a0, a1, a2, a3) => (_wasm_php_exec = Module["_wasm_php_exec"] = wasmExports["kb"])(a0, a1, a2, a3); - -var _php_pollfd_for = Module["_php_pollfd_for"] = (a0, a1, a2) => (_php_pollfd_for = Module["_php_pollfd_for"] = wasmExports["lb"])(a0, a1, a2); - -var _htons = a0 => (_htons = wasmExports["mb"])(a0); - -var _ntohs = a0 => (_ntohs = wasmExports["nb"])(a0); - -var _htonl = a0 => (_htonl = wasmExports["ob"])(a0); - -var _wasm_sleep = Module["_wasm_sleep"] = a0 => (_wasm_sleep = Module["_wasm_sleep"] = wasmExports["pb"])(a0); - -var ___wrap_select = Module["___wrap_select"] = (a0, a1, a2, a3, a4) => (___wrap_select = Module["___wrap_select"] = wasmExports["qb"])(a0, a1, a2, a3, a4); - -var _wasm_add_cli_arg = Module["_wasm_add_cli_arg"] = a0 => (_wasm_add_cli_arg = Module["_wasm_add_cli_arg"] = wasmExports["rb"])(a0); - -var _run_cli = Module["_run_cli"] = () => (_run_cli = Module["_run_cli"] = wasmExports["sb"])(); - -var _wasm_set_sapi_name = Module["_wasm_set_sapi_name"] = a0 => (_wasm_set_sapi_name = Module["_wasm_set_sapi_name"] = wasmExports["tb"])(a0); - -var _wasm_set_phpini_path = Module["_wasm_set_phpini_path"] = a0 => (_wasm_set_phpini_path = Module["_wasm_set_phpini_path"] = wasmExports["ub"])(a0); - -var _wasm_add_SERVER_entry = Module["_wasm_add_SERVER_entry"] = (a0, a1) => (_wasm_add_SERVER_entry = Module["_wasm_add_SERVER_entry"] = wasmExports["vb"])(a0, a1); - -var _wasm_add_ENV_entry = Module["_wasm_add_ENV_entry"] = (a0, a1) => (_wasm_add_ENV_entry = Module["_wasm_add_ENV_entry"] = wasmExports["wb"])(a0, a1); - -var _wasm_set_query_string = Module["_wasm_set_query_string"] = a0 => (_wasm_set_query_string = Module["_wasm_set_query_string"] = wasmExports["xb"])(a0); - -var _wasm_set_path_translated = Module["_wasm_set_path_translated"] = a0 => (_wasm_set_path_translated = Module["_wasm_set_path_translated"] = wasmExports["yb"])(a0); - -var _wasm_set_skip_shebang = Module["_wasm_set_skip_shebang"] = a0 => (_wasm_set_skip_shebang = Module["_wasm_set_skip_shebang"] = wasmExports["zb"])(a0); - -var _wasm_set_request_uri = Module["_wasm_set_request_uri"] = a0 => (_wasm_set_request_uri = Module["_wasm_set_request_uri"] = wasmExports["Ab"])(a0); - -var _wasm_set_request_method = Module["_wasm_set_request_method"] = a0 => (_wasm_set_request_method = Module["_wasm_set_request_method"] = wasmExports["Bb"])(a0); - -var _wasm_set_request_host = Module["_wasm_set_request_host"] = a0 => (_wasm_set_request_host = Module["_wasm_set_request_host"] = wasmExports["Cb"])(a0); - -var _wasm_set_content_type = Module["_wasm_set_content_type"] = a0 => (_wasm_set_content_type = Module["_wasm_set_content_type"] = wasmExports["Db"])(a0); - -var _wasm_set_request_body = Module["_wasm_set_request_body"] = a0 => (_wasm_set_request_body = Module["_wasm_set_request_body"] = wasmExports["Eb"])(a0); - -var _wasm_set_content_length = Module["_wasm_set_content_length"] = a0 => (_wasm_set_content_length = Module["_wasm_set_content_length"] = wasmExports["Fb"])(a0); - -var _wasm_set_cookies = Module["_wasm_set_cookies"] = a0 => (_wasm_set_cookies = Module["_wasm_set_cookies"] = wasmExports["Gb"])(a0); - -var _wasm_set_request_port = Module["_wasm_set_request_port"] = a0 => (_wasm_set_request_port = Module["_wasm_set_request_port"] = wasmExports["Hb"])(a0); - -var _wasm_sapi_request_shutdown = Module["_wasm_sapi_request_shutdown"] = () => (_wasm_sapi_request_shutdown = Module["_wasm_sapi_request_shutdown"] = wasmExports["Ib"])(); - -var _wasm_sapi_handle_request = Module["_wasm_sapi_handle_request"] = () => (_wasm_sapi_handle_request = Module["_wasm_sapi_handle_request"] = wasmExports["Jb"])(); - -var _php_wasm_init = Module["_php_wasm_init"] = () => (_php_wasm_init = Module["_php_wasm_init"] = wasmExports["Kb"])(); - -var _wasm_free = Module["_wasm_free"] = a0 => (_wasm_free = Module["_wasm_free"] = wasmExports["Lb"])(a0); - -var ___funcs_on_exit = () => (___funcs_on_exit = wasmExports["Mb"])(); - -var _emscripten_builtin_memalign = (a0, a1) => (_emscripten_builtin_memalign = wasmExports["Nb"])(a0, a1); - -var __emscripten_timeout = (a0, a1) => (__emscripten_timeout = wasmExports["Ob"])(a0, a1); - -var _setThrew = (a0, a1) => (_setThrew = wasmExports["Pb"])(a0, a1); - -var __emscripten_tempret_set = a0 => (__emscripten_tempret_set = wasmExports["Qb"])(a0); - -var __emscripten_stack_restore = a0 => (__emscripten_stack_restore = wasmExports["Rb"])(a0); - -var __emscripten_stack_alloc = a0 => (__emscripten_stack_alloc = wasmExports["Sb"])(a0); - -var _emscripten_stack_get_current = () => (_emscripten_stack_get_current = wasmExports["Tb"])(); - -var dynCall_iiii = Module["dynCall_iiii"] = (a0, a1, a2, a3) => (dynCall_iiii = Module["dynCall_iiii"] = wasmExports["Ub"])(a0, a1, a2, a3); - -var dynCall_ii = Module["dynCall_ii"] = (a0, a1) => (dynCall_ii = Module["dynCall_ii"] = wasmExports["Vb"])(a0, a1); + */ var fullDate = new Date( + date.year, + date.month, + date.day, + date.hour, + date.min, + date.sec, + 0 + ); + HEAP32[tm >> 2] = fullDate.getSeconds(); + HEAP32[(tm + 4) >> 2] = fullDate.getMinutes(); + HEAP32[(tm + 8) >> 2] = fullDate.getHours(); + HEAP32[(tm + 12) >> 2] = fullDate.getDate(); + HEAP32[(tm + 16) >> 2] = fullDate.getMonth(); + HEAP32[(tm + 20) >> 2] = fullDate.getFullYear() - 1900; + HEAP32[(tm + 24) >> 2] = fullDate.getDay(); + HEAP32[(tm + 28) >> 2] = + arraySum( + isLeapYear(fullDate.getFullYear()) + ? MONTH_DAYS_LEAP + : MONTH_DAYS_REGULAR, + fullDate.getMonth() - 1 + ) + + fullDate.getDate() - + 1; + HEAP32[(tm + 32) >> 2] = 0; + HEAP32[(tm + 36) >> 2] = date.gmtoff; + // we need to convert the matched sequence into an integer array to take care of UTF-8 characters > 0x7F + // TODO: not sure that intArrayFromString handles all unicode characters correctly + return buf + intArrayFromString(matches[0]).length - 1; + } + return 0; + }; + + function _wasm_close(socketd) { + return PHPWASM.shutdownSocket(socketd, 2); + } + + function _wasm_setsockopt( + socketd, + level, + optionName, + optionValuePtr, + optionLen + ) { + const optionValue = HEAPU8[optionValuePtr]; + const SOL_SOCKET = 1; + const SO_KEEPALIVE = 9; + const IPPROTO_TCP = 6; + const TCP_NODELAY = 1; + const isSupported = + (level === SOL_SOCKET && optionName === SO_KEEPALIVE) || + (level === IPPROTO_TCP && optionName === TCP_NODELAY); + if (!isSupported) { + console.warn( + `Unsupported socket option: ${level}, ${optionName}, ${optionValue}` + ); + return -1; + } + const ws = PHPWASM.getAllWebSockets(socketd)[0]; + if (!ws) { + return -1; + } + ws.setSocketOpt(level, optionName, optionValuePtr); + return 0; + } + + function _wasm_shutdown(socketd, how) { + return PHPWASM.shutdownSocket(socketd, how); + } + + /** @type {WebAssembly.Table} */ var wasmTable; + + var runAndAbortIfError = (func) => { + try { + return func(); + } catch (e) { + abort(e); + } + }; + + var Asyncify = { + instrumentWasmImports(imports) { + var importPattern = + /^(_dlopen_js|invoke_i|invoke_ii|invoke_iii|invoke_iiii|invoke_iiiii|invoke_iiiiii|invoke_iiiiiii|invoke_iiiiiiii|invoke_iiiiiiiiii|invoke_v|invoke_vi|invoke_vii|invoke_viidii|invoke_viii|invoke_viiii|invoke_viiiii|invoke_viiiiii|invoke_viiiiiii|invoke_viiiiiiiii|js_open_process|_js_open_process|_asyncjs__js_open_process|js_popen_to_file|_js_popen_to_file|_asyncjs__js_popen_to_file|js_fd_read|_js_fd_read|js_module_onMessage|_js_module_onMessage|_asyncjs__js_module_onMessage|js_waitpid|_js_waitpid|_asyncjs__js_waitpid|wasm_poll_socket|_wasm_poll_socket|_asyncjs__wasm_poll_socket|wasm_shutdown|_wasm_shutdown|_asyncjs__wasm_shutdown|__asyncjs__.*)$/; + for (let [x, original] of Object.entries(imports)) { + if (typeof original == 'function') { + let isAsyncifyImport = + original.isAsync || importPattern.test(x); + } + } + }, + instrumentWasmExports(exports) { + var ret = {}; + for (let [x, original] of Object.entries(exports)) { + if (typeof original == 'function') { + ret[x] = (...args) => { + Asyncify.exportCallStack.push(x); + try { + return original(...args); + } finally { + if (!ABORT) { + var y = Asyncify.exportCallStack.pop(); + Asyncify.maybeStopUnwind(); + } + } + }; + } else { + ret[x] = original; + } + } + return ret; + }, + State: { + Normal: 0, + Unwinding: 1, + Rewinding: 2, + Disabled: 3, + }, + state: 0, + StackSize: 4096, + currData: null, + handleSleepReturnValue: 0, + exportCallStack: [], + callStackNameToId: {}, + callStackIdToName: {}, + callStackId: 0, + asyncPromiseHandlers: null, + sleepCallbacks: [], + getCallStackId(funcName) { + var id = Asyncify.callStackNameToId[funcName]; + if (id === undefined) { + id = Asyncify.callStackId++; + Asyncify.callStackNameToId[funcName] = id; + Asyncify.callStackIdToName[id] = funcName; + } + return id; + }, + maybeStopUnwind() { + if ( + Asyncify.currData && + Asyncify.state === Asyncify.State.Unwinding && + Asyncify.exportCallStack.length === 0 + ) { + // We just finished unwinding. + // Be sure to set the state before calling any other functions to avoid + // possible infinite recursion here (For example in debug pthread builds + // the dbg() function itself can call back into WebAssembly to get the + // current pthread_self() pointer). + Asyncify.state = Asyncify.State.Normal; + runtimeKeepalivePush(); + // Keep the runtime alive so that a re-wind can be done later. + runAndAbortIfError(_asyncify_stop_unwind); + if (typeof Fibers != 'undefined') { + Fibers.trampoline(); + } + } + }, + whenDone() { + return new Promise((resolve, reject) => { + Asyncify.asyncPromiseHandlers = { + resolve, + reject, + }; + }); + }, + allocateData() { + // An asyncify data structure has three fields: + // 0 current stack pos + // 4 max stack pos + // 8 id of function at bottom of the call stack (callStackIdToName[id] == name of js function) + // The Asyncify ABI only interprets the first two fields, the rest is for the runtime. + // We also embed a stack in the same memory region here, right next to the structure. + // This struct is also defined as asyncify_data_t in emscripten/fiber.h + var ptr = _malloc(12 + Asyncify.StackSize); + Asyncify.setDataHeader(ptr, ptr + 12, Asyncify.StackSize); + Asyncify.setDataRewindFunc(ptr); + return ptr; + }, + setDataHeader(ptr, stack, stackSize) { + HEAPU32[ptr >> 2] = stack; + HEAPU32[(ptr + 4) >> 2] = stack + stackSize; + }, + setDataRewindFunc(ptr) { + var bottomOfCallStack = Asyncify.exportCallStack[0]; + var rewindId = Asyncify.getCallStackId(bottomOfCallStack); + HEAP32[(ptr + 8) >> 2] = rewindId; + }, + getDataRewindFuncName(ptr) { + var id = HEAP32[(ptr + 8) >> 2]; + var name = Asyncify.callStackIdToName[id]; + return name; + }, + getDataRewindFunc(name) { + var func = wasmExports[name]; + return func; + }, + doRewind(ptr) { + var name = Asyncify.getDataRewindFuncName(ptr); + var func = Asyncify.getDataRewindFunc(name); + // Once we have rewound and the stack we no longer need to artificially + // keep the runtime alive. + runtimeKeepalivePop(); + return func(); + }, + handleSleep(startAsync) { + if (ABORT) return; + if (Asyncify.state === Asyncify.State.Normal) { + // Prepare to sleep. Call startAsync, and see what happens: + // if the code decided to call our callback synchronously, + // then no async operation was in fact begun, and we don't + // need to do anything. + var reachedCallback = false; + var reachedAfterCallback = false; + startAsync((handleSleepReturnValue = 0) => { + if (ABORT) return; + Asyncify.handleSleepReturnValue = handleSleepReturnValue; + reachedCallback = true; + if (!reachedAfterCallback) { + // We are happening synchronously, so no need for async. + return; + } + Asyncify.state = Asyncify.State.Rewinding; + runAndAbortIfError(() => + _asyncify_start_rewind(Asyncify.currData) + ); + if (typeof MainLoop != 'undefined' && MainLoop.func) { + MainLoop.resume(); + } + var asyncWasmReturnValue, + isError = false; + try { + asyncWasmReturnValue = Asyncify.doRewind( + Asyncify.currData + ); + } catch (err) { + asyncWasmReturnValue = err; + isError = true; + } + // Track whether the return value was handled by any promise handlers. + var handled = false; + if (!Asyncify.currData) { + // All asynchronous execution has finished. + // `asyncWasmReturnValue` now contains the final + // return value of the exported async WASM function. + // Note: `asyncWasmReturnValue` is distinct from + // `Asyncify.handleSleepReturnValue`. + // `Asyncify.handleSleepReturnValue` contains the return + // value of the last C function to have executed + // `Asyncify.handleSleep()`, where as `asyncWasmReturnValue` + // contains the return value of the exported WASM function + // that may have called C functions that + // call `Asyncify.handleSleep()`. + var asyncPromiseHandlers = + Asyncify.asyncPromiseHandlers; + if (asyncPromiseHandlers) { + Asyncify.asyncPromiseHandlers = null; + (isError + ? asyncPromiseHandlers.reject + : asyncPromiseHandlers.resolve)( + asyncWasmReturnValue + ); + handled = true; + } + } + if (isError && !handled) { + // If there was an error and it was not handled by now, we have no choice but to + // rethrow that error into the global scope where it can be caught only by + // `onerror` or `onunhandledpromiserejection`. + throw asyncWasmReturnValue; + } + }); + reachedAfterCallback = true; + if (!reachedCallback) { + // A true async operation was begun; start a sleep. + Asyncify.state = Asyncify.State.Unwinding; + // TODO: reuse, don't alloc/free every sleep + Asyncify.currData = Asyncify.allocateData(); + if (typeof MainLoop != 'undefined' && MainLoop.func) { + MainLoop.pause(); + } + runAndAbortIfError(() => + _asyncify_start_unwind(Asyncify.currData) + ); + } + } else if (Asyncify.state === Asyncify.State.Rewinding) { + // Stop a resume. + Asyncify.state = Asyncify.State.Normal; + runAndAbortIfError(_asyncify_stop_rewind); + _free(Asyncify.currData); + Asyncify.currData = null; + // Call all sleep callbacks now that the sleep-resume is all done. + Asyncify.sleepCallbacks.forEach(callUserCallback); + } else { + abort(`invalid state: ${Asyncify.state}`); + } + return Asyncify.handleSleepReturnValue; + }, + handleAsync(startAsync) { + return Asyncify.handleSleep((wakeUp) => { + // TODO: add error handling as a second param when handleSleep implements it. + startAsync().then(wakeUp); + }); + }, + }; + + var getCFunc = (ident) => { + var func = Module['_' + ident]; + // closure exported function + return func; + }; + + var writeArrayToMemory = (array, buffer) => { + HEAP8.set(array, buffer); + }; + + /** + * @param {string|null=} returnType + * @param {Array=} argTypes + * @param {Arguments|Array=} args + * @param {Object=} opts + */ var ccall = (ident, returnType, argTypes, args, opts) => { + // For fast lookup of conversion functions + var toC = { + string: (str) => { + var ret = 0; + if (str !== null && str !== undefined && str !== 0) { + // null string + ret = stringToUTF8OnStack(str); + } + return ret; + }, + array: (arr) => { + var ret = stackAlloc(arr.length); + writeArrayToMemory(arr, ret); + return ret; + }, + }; + function convertReturnValue(ret) { + if (returnType === 'string') { + return UTF8ToString(ret); + } + if (returnType === 'boolean') return Boolean(ret); + return ret; + } + var func = getCFunc(ident); + var cArgs = []; + var stack = 0; + if (args) { + for (var i = 0; i < args.length; i++) { + var converter = toC[argTypes[i]]; + if (converter) { + if (stack === 0) stack = stackSave(); + cArgs[i] = converter(args[i]); + } else { + cArgs[i] = args[i]; + } + } + } + // Data for a previous async operation that was in flight before us. + var previousAsync = Asyncify.currData; + var ret = func(...cArgs); + function onDone(ret) { + runtimeKeepalivePop(); + if (stack !== 0) stackRestore(stack); + return convertReturnValue(ret); + } + var asyncMode = opts?.async; + // Keep the runtime alive through all calls. Note that this call might not be + // async, but for simplicity we push and pop in all calls. + runtimeKeepalivePush(); + if (Asyncify.currData != previousAsync) { + // This is a new async operation. The wasm is paused and has unwound its stack. + // We need to return a Promise that resolves the return value + // once the stack is rewound and execution finishes. + return Asyncify.whenDone().then(onDone); + } + ret = onDone(ret); + // If this is an async ccall, ensure we return a promise + if (asyncMode) return Promise.resolve(ret); + return ret; + }; + + var FS_createPath = FS.createPath; + + var FS_unlink = (path) => FS.unlink(path); + + var FS_createLazyFile = FS.createLazyFile; + + var FS_createDevice = FS.createDevice; + + FS.createPreloadedFile = FS_createPreloadedFile; + + FS.staticInit(); + + // Set module methods based on EXPORTED_RUNTIME_METHODS + Module['FS_createPath'] = FS.createPath; + + Module['FS_createDataFile'] = FS.createDataFile; + + Module['FS_createPreloadedFile'] = FS.createPreloadedFile; + + Module['FS_unlink'] = FS.unlink; + + Module['FS_createLazyFile'] = FS.createLazyFile; + + Module['FS_createDevice'] = FS.createDevice; + + // This error may happen quite a bit. To avoid overhead we reuse it (and + // suffer a lack of stack info). + MEMFS.doesNotExistError = new FS.ErrnoError(44); + + /** @suppress {checkTypes} */ MEMFS.doesNotExistError.stack = + ''; + + if (ENVIRONMENT_IS_NODE) { + NODEFS.staticInit(); + } + + PHPWASM.init(); + + var wasmImports = { + /** @export */ $a: _SharpYuvConvert, + /** @export */ _a: _SharpYuvGetConversionMatrix, + /** @export */ Za: _SharpYuvInit, + /** @export */ n: ___assert_fail, + /** @export */ ea: __asyncjs__js_module_onMessage, + /** @export */ Ya: ___call_sighandler, + /** @export */ Xa: ___syscall_accept4, + /** @export */ Wa: ___syscall_bind, + /** @export */ Va: ___syscall_chdir, + /** @export */ Q: ___syscall_chmod, + /** @export */ Ua: ___syscall_connect, + /** @export */ Ta: ___syscall_dup, + /** @export */ Sa: ___syscall_dup3, + /** @export */ Ra: ___syscall_faccessat, + /** @export */ aa: ___syscall_fallocate, + /** @export */ Qa: ___syscall_fchmod, + /** @export */ Pa: ___syscall_fchown32, + /** @export */ P: ___syscall_fchownat, + /** @export */ m: ___syscall_fcntl64, + /** @export */ Oa: ___syscall_fdatasync, + /** @export */ Na: ___syscall_fstat64, + /** @export */ $: ___syscall_ftruncate64, + /** @export */ Ma: ___syscall_getcwd, + /** @export */ La: ___syscall_getdents64, + /** @export */ Ka: ___syscall_getpeername, + /** @export */ Ja: ___syscall_getsockname, + /** @export */ Ia: ___syscall_getsockopt, + /** @export */ D: ___syscall_ioctl, + /** @export */ Ha: ___syscall_listen, + /** @export */ Ga: ___syscall_lstat64, + /** @export */ Fa: ___syscall_mkdirat, + /** @export */ Ea: ___syscall_newfstatat, + /** @export */ x: ___syscall_openat, + /** @export */ Da: ___syscall_pipe, + /** @export */ Ca: ___syscall_poll, + /** @export */ Ba: ___syscall_readlinkat, + /** @export */ Aa: ___syscall_recvfrom, + /** @export */ za: ___syscall_renameat, + /** @export */ O: ___syscall_rmdir, + /** @export */ ya: ___syscall_sendto, + /** @export */ N: ___syscall_socket, + /** @export */ xa: ___syscall_stat64, + /** @export */ wa: ___syscall_statfs64, + /** @export */ va: ___syscall_symlinkat, + /** @export */ C: ___syscall_unlinkat, + /** @export */ ua: ___syscall_utimensat, + /** @export */ qa: __abort_js, + /** @export */ pa: __emscripten_lookup_name, + /** @export */ oa: __emscripten_memcpy_js, + /** @export */ na: __emscripten_runtime_keepalive_clear, + /** @export */ ma: __emscripten_throw_longjmp, + /** @export */ Y: __gmtime_js, + /** @export */ X: __localtime_js, + /** @export */ W: __mktime_js, + /** @export */ V: __mmap_js, + /** @export */ U: __munmap_js, + /** @export */ K: __setitimer_js, + /** @export */ la: __tzset_js, + /** @export */ _: _clock_time_get, + /** @export */ J: _emscripten_date_now, + /** @export */ ka: _emscripten_get_heap_max, + /** @export */ w: _emscripten_get_now, + /** @export */ ja: _emscripten_resize_heap, + /** @export */ I: _emscripten_sleep, + /** @export */ ta: _environ_get, + /** @export */ sa: _environ_sizes_get, + /** @export */ p: _exit, + /** @export */ q: _fd_close, + /** @export */ M: _fd_fdstat_get, + /** @export */ L: _fd_read, + /** @export */ Z: _fd_seek, + /** @export */ B: _fd_write, + /** @export */ H: _getaddrinfo, + /** @export */ A: _getnameinfo, + /** @export */ ia: _getprotobyname, + /** @export */ ha: _getprotobynumber, + /** @export */ k: invoke_i, + /** @export */ c: invoke_ii, + /** @export */ b: invoke_iii, + /** @export */ f: invoke_iiii, + /** @export */ g: invoke_iiiii, + /** @export */ r: invoke_iiiiii, + /** @export */ t: invoke_iiiiiii, + /** @export */ v: invoke_iiiiiiii, + /** @export */ G: invoke_iiiiiiiiii, + /** @export */ T: invoke_jii, + /** @export */ e: invoke_v, + /** @export */ a: invoke_vi, + /** @export */ d: invoke_vii, + /** @export */ z: invoke_viidii, + /** @export */ h: invoke_viii, + /** @export */ i: invoke_viiii, + /** @export */ l: invoke_viiiii, + /** @export */ j: invoke_viiiiii, + /** @export */ ga: invoke_viiiiiii, + /** @export */ y: invoke_viiiiiiiii, + /** @export */ F: _js_create_input_device, + /** @export */ fa: js_fd_read, + /** @export */ E: _js_open_process, + /** @export */ da: js_popen_to_file, + /** @export */ ca: _js_process_status, + /** @export */ ba: _js_waitpid, + /** @export */ ra: _proc_exit, + /** @export */ S: _strptime, + /** @export */ s: _wasm_close, + /** @export */ u: wasm_poll_socket, + /** @export */ o: _wasm_setsockopt, + /** @export */ R: _wasm_shutdown, + }; + + var wasmExports; + + createWasm(); + + var ___wasm_call_ctors = () => (___wasm_call_ctors = wasmExports['bb'])(); + + var _free = (a0) => (_free = wasmExports['db'])(a0); + + var _malloc = (a0) => (_malloc = wasmExports['eb'])(a0); + + var _wasm_read = (Module['_wasm_read'] = (a0, a1, a2) => + (_wasm_read = Module['_wasm_read'] = wasmExports['fb'])(a0, a1, a2)); + + var _fflush = (a0) => (_fflush = wasmExports['gb'])(a0); + + var _wasm_popen = (Module['_wasm_popen'] = (a0, a1) => + (_wasm_popen = Module['_wasm_popen'] = wasmExports['hb'])(a0, a1)); + + var _wasm_php_exec = (Module['_wasm_php_exec'] = (a0, a1, a2, a3) => + (_wasm_php_exec = Module['_wasm_php_exec'] = wasmExports['ib'])( + a0, + a1, + a2, + a3 + )); + + var _php_pollfd_for = (Module['_php_pollfd_for'] = (a0, a1, a2) => + (_php_pollfd_for = Module['_php_pollfd_for'] = wasmExports['jb'])( + a0, + a1, + a2 + )); + + var _htons = (a0) => (_htons = wasmExports['kb'])(a0); + + var _ntohs = (a0) => (_ntohs = wasmExports['lb'])(a0); + + var _htonl = (a0) => (_htonl = wasmExports['mb'])(a0); + + var _wasm_sleep = (Module['_wasm_sleep'] = (a0) => + (_wasm_sleep = Module['_wasm_sleep'] = wasmExports['nb'])(a0)); + + var ___wrap_select = (Module['___wrap_select'] = (a0, a1, a2, a3, a4) => + (___wrap_select = Module['___wrap_select'] = wasmExports['ob'])( + a0, + a1, + a2, + a3, + a4 + )); + + var _wasm_add_cli_arg = (Module['_wasm_add_cli_arg'] = (a0) => + (_wasm_add_cli_arg = Module['_wasm_add_cli_arg'] = wasmExports['pb'])( + a0 + )); + + var _run_cli = (Module['_run_cli'] = () => + (_run_cli = Module['_run_cli'] = wasmExports['qb'])()); + + var _wasm_set_sapi_name = (Module['_wasm_set_sapi_name'] = (a0) => + (_wasm_set_sapi_name = Module['_wasm_set_sapi_name'] = + wasmExports['rb'])(a0)); + + var _wasm_set_phpini_path = (Module['_wasm_set_phpini_path'] = (a0) => + (_wasm_set_phpini_path = Module['_wasm_set_phpini_path'] = + wasmExports['sb'])(a0)); + + var _wasm_add_SERVER_entry = (Module['_wasm_add_SERVER_entry'] = (a0, a1) => + (_wasm_add_SERVER_entry = Module['_wasm_add_SERVER_entry'] = + wasmExports['tb'])(a0, a1)); + + var _wasm_add_ENV_entry = (Module['_wasm_add_ENV_entry'] = (a0, a1) => + (_wasm_add_ENV_entry = Module['_wasm_add_ENV_entry'] = + wasmExports['ub'])(a0, a1)); + + var _wasm_set_query_string = (Module['_wasm_set_query_string'] = (a0) => + (_wasm_set_query_string = Module['_wasm_set_query_string'] = + wasmExports['vb'])(a0)); + + var _wasm_set_path_translated = (Module['_wasm_set_path_translated'] = ( + a0 + ) => + (_wasm_set_path_translated = Module['_wasm_set_path_translated'] = + wasmExports['wb'])(a0)); + + var _wasm_set_skip_shebang = (Module['_wasm_set_skip_shebang'] = (a0) => + (_wasm_set_skip_shebang = Module['_wasm_set_skip_shebang'] = + wasmExports['xb'])(a0)); -var dynCall_vi = Module["dynCall_vi"] = (a0, a1) => (dynCall_vi = Module["dynCall_vi"] = wasmExports["Wb"])(a0, a1); + var _wasm_set_request_uri = (Module['_wasm_set_request_uri'] = (a0) => + (_wasm_set_request_uri = Module['_wasm_set_request_uri'] = + wasmExports['yb'])(a0)); -var dynCall_vii = Module["dynCall_vii"] = (a0, a1, a2) => (dynCall_vii = Module["dynCall_vii"] = wasmExports["Xb"])(a0, a1, a2); + var _wasm_set_request_method = (Module['_wasm_set_request_method'] = (a0) => + (_wasm_set_request_method = Module['_wasm_set_request_method'] = + wasmExports['zb'])(a0)); -var dynCall_viiiii = Module["dynCall_viiiii"] = (a0, a1, a2, a3, a4, a5) => (dynCall_viiiii = Module["dynCall_viiiii"] = wasmExports["Yb"])(a0, a1, a2, a3, a4, a5); - -var dynCall_iii = Module["dynCall_iii"] = (a0, a1, a2) => (dynCall_iii = Module["dynCall_iii"] = wasmExports["Zb"])(a0, a1, a2); - -var dynCall_iiiii = Module["dynCall_iiiii"] = (a0, a1, a2, a3, a4) => (dynCall_iiiii = Module["dynCall_iiiii"] = wasmExports["_b"])(a0, a1, a2, a3, a4); - -var dynCall_iiiiiii = Module["dynCall_iiiiiii"] = (a0, a1, a2, a3, a4, a5, a6) => (dynCall_iiiiiii = Module["dynCall_iiiiiii"] = wasmExports["$b"])(a0, a1, a2, a3, a4, a5, a6); - -var dynCall_iiiiii = Module["dynCall_iiiiii"] = (a0, a1, a2, a3, a4, a5) => (dynCall_iiiiii = Module["dynCall_iiiiii"] = wasmExports["ac"])(a0, a1, a2, a3, a4, a5); - -var dynCall_i = Module["dynCall_i"] = a0 => (dynCall_i = Module["dynCall_i"] = wasmExports["bc"])(a0); - -var dynCall_viii = Module["dynCall_viii"] = (a0, a1, a2, a3) => (dynCall_viii = Module["dynCall_viii"] = wasmExports["cc"])(a0, a1, a2, a3); - -var dynCall_viiii = Module["dynCall_viiii"] = (a0, a1, a2, a3, a4) => (dynCall_viiii = Module["dynCall_viiii"] = wasmExports["dc"])(a0, a1, a2, a3, a4); - -var dynCall_v = Module["dynCall_v"] = a0 => (dynCall_v = Module["dynCall_v"] = wasmExports["ec"])(a0); - -var dynCall_viiiiiiiii = Module["dynCall_viiiiiiiii"] = (a0, a1, a2, a3, a4, a5, a6, a7, a8, a9) => (dynCall_viiiiiiiii = Module["dynCall_viiiiiiiii"] = wasmExports["fc"])(a0, a1, a2, a3, a4, a5, a6, a7, a8, a9); - -var dynCall_viiiiiii = Module["dynCall_viiiiiii"] = (a0, a1, a2, a3, a4, a5, a6, a7) => (dynCall_viiiiiii = Module["dynCall_viiiiiii"] = wasmExports["gc"])(a0, a1, a2, a3, a4, a5, a6, a7); - -var dynCall_viiiiii = Module["dynCall_viiiiii"] = (a0, a1, a2, a3, a4, a5, a6) => (dynCall_viiiiii = Module["dynCall_viiiiii"] = wasmExports["hc"])(a0, a1, a2, a3, a4, a5, a6); - -var dynCall_iiiiiiii = Module["dynCall_iiiiiiii"] = (a0, a1, a2, a3, a4, a5, a6, a7) => (dynCall_iiiiiiii = Module["dynCall_iiiiiiii"] = wasmExports["ic"])(a0, a1, a2, a3, a4, a5, a6, a7); - -var dynCall_iiiiiiiiii = Module["dynCall_iiiiiiiiii"] = (a0, a1, a2, a3, a4, a5, a6, a7, a8, a9) => (dynCall_iiiiiiiiii = Module["dynCall_iiiiiiiiii"] = wasmExports["jc"])(a0, a1, a2, a3, a4, a5, a6, a7, a8, a9); - -var dynCall_jii = Module["dynCall_jii"] = (a0, a1, a2) => (dynCall_jii = Module["dynCall_jii"] = wasmExports["kc"])(a0, a1, a2); - -var dynCall_viidii = Module["dynCall_viidii"] = (a0, a1, a2, a3, a4, a5) => (dynCall_viidii = Module["dynCall_viidii"] = wasmExports["lc"])(a0, a1, a2, a3, a4, a5); - -var _asyncify_start_unwind = a0 => (_asyncify_start_unwind = wasmExports["mc"])(a0); - -var _asyncify_stop_unwind = () => (_asyncify_stop_unwind = wasmExports["nc"])(); - -var _asyncify_start_rewind = a0 => (_asyncify_start_rewind = wasmExports["oc"])(a0); - -var _asyncify_stop_rewind = () => (_asyncify_stop_rewind = wasmExports["pc"])(); - -function invoke_iiiiiii(index, a1, a2, a3, a4, a5, a6) { - var sp = stackSave(); - try { - return dynCall_iiiiiii(index, a1, a2, a3, a4, a5, a6); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_vi(index, a1) { - var sp = stackSave(); - try { - dynCall_vi(index, a1); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_iii(index, a1, a2) { - var sp = stackSave(); - try { - return dynCall_iii(index, a1, a2); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_iiiii(index, a1, a2, a3, a4) { - var sp = stackSave(); - try { - return dynCall_iiiii(index, a1, a2, a3, a4); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_ii(index, a1) { - var sp = stackSave(); - try { - return dynCall_ii(index, a1); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_iiii(index, a1, a2, a3) { - var sp = stackSave(); - try { - return dynCall_iiii(index, a1, a2, a3); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_viiii(index, a1, a2, a3, a4) { - var sp = stackSave(); - try { - dynCall_viiii(index, a1, a2, a3, a4); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_iiiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8, a9) { - var sp = stackSave(); - try { - return dynCall_iiiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8, a9); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_vii(index, a1, a2) { - var sp = stackSave(); - try { - dynCall_vii(index, a1, a2); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_i(index) { - var sp = stackSave(); - try { - return dynCall_i(index); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_viii(index, a1, a2, a3) { - var sp = stackSave(); - try { - dynCall_viii(index, a1, a2, a3); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_v(index) { - var sp = stackSave(); - try { - dynCall_v(index); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_viiiiii(index, a1, a2, a3, a4, a5, a6) { - var sp = stackSave(); - try { - dynCall_viiiiii(index, a1, a2, a3, a4, a5, a6); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_viiiii(index, a1, a2, a3, a4, a5) { - var sp = stackSave(); - try { - dynCall_viiiii(index, a1, a2, a3, a4, a5); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_viidii(index, a1, a2, a3, a4, a5) { - var sp = stackSave(); - try { - dynCall_viidii(index, a1, a2, a3, a4, a5); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_iiiiii(index, a1, a2, a3, a4, a5) { - var sp = stackSave(); - try { - return dynCall_iiiiii(index, a1, a2, a3, a4, a5); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_viiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8, a9) { - var sp = stackSave(); - try { - dynCall_viiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8, a9); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_iiiiiiii(index, a1, a2, a3, a4, a5, a6, a7) { - var sp = stackSave(); - try { - return dynCall_iiiiiiii(index, a1, a2, a3, a4, a5, a6, a7); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_viiiiiii(index, a1, a2, a3, a4, a5, a6, a7) { - var sp = stackSave(); - try { - dynCall_viiiiiii(index, a1, a2, a3, a4, a5, a6, a7); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_jii(index, a1, a2) { - var sp = stackSave(); - try { - return dynCall_jii(index, a1, a2); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -Module["addRunDependency"] = addRunDependency; - -Module["removeRunDependency"] = removeRunDependency; - -Module["wasmExports"] = wasmExports; - -Module["ccall"] = ccall; - -Module["FS_createPreloadedFile"] = FS_createPreloadedFile; - -Module["FS_unlink"] = FS_unlink; - -Module["FS_createPath"] = FS_createPath; - -Module["FS_createDevice"] = FS_createDevice; - -Module["FS_createDataFile"] = FS_createDataFile; - -Module["FS_createLazyFile"] = FS_createLazyFile; - -Module["PROXYFS"] = PROXYFS; - -var calledRun; - -dependenciesFulfilled = function runCaller() { - if (!calledRun) run(); - if (!calledRun) dependenciesFulfilled = runCaller; -}; - -function run() { - if (runDependencies > 0) { - return; - } - preRun(); - if (runDependencies > 0) { - return; - } - function doRun() { - if (calledRun) return; - calledRun = true; - Module["calledRun"] = true; - if (ABORT) return; - initRuntime(); - if (Module["onRuntimeInitialized"]) Module["onRuntimeInitialized"](); - postRun(); - } - if (Module["setStatus"]) { - Module["setStatus"]("Running..."); - setTimeout(function() { - setTimeout(function() { - Module["setStatus"](""); - }, 1); - doRun(); - }, 1); - } else { - doRun(); - } -} - -if (Module["preInit"]) { - if (typeof Module["preInit"] == "function") Module["preInit"] = [ Module["preInit"] ]; - while (Module["preInit"].length > 0) { - Module["preInit"].pop()(); - } -} - -run(); -/** - * Emscripten resolves `localhost` to a random IP address. Let's - * make it always resolve to 127.0.0.1. - */ -DNS.address_map.addrs.localhost = '127.0.0.1'; - -/** - * Debugging Asyncify errors is tricky because the stack trace is lost when the - * error is thrown. This code saves the stack trace in a global variable - * so that it can be inspected later. - */ -PHPLoader.debug = 'debug' in PHPLoader ? PHPLoader.debug : true; -if (PHPLoader.debug && typeof Asyncify !== "undefined") { - const originalHandleSleep = Asyncify.handleSleep; - Asyncify.handleSleep = function (startAsync) { - if (!ABORT) { - Module["lastAsyncifyStackSource"] = new Error(); - } - return originalHandleSleep(startAsync); - } -} - -/** - * Data dependencies call removeRunDependency() when they are loaded. - * The synchronous call stack then continues to run. If an error occurs - * in PHP initialization, e.g. Out Of Memory error, it will not be - * caught by any try/catch. This override propagates the failure to - * PHPLoader.onAbort() so that it can be handled. - */ -const originalRemoveRunDependency = PHPLoader['removeRunDependency']; -PHPLoader['removeRunDependency'] = function (...args) { - try { - originalRemoveRunDependency(...args); - } catch (e) { - PHPLoader['onAbort'](e); - } -} + var _wasm_set_request_host = (Module['_wasm_set_request_host'] = (a0) => + (_wasm_set_request_host = Module['_wasm_set_request_host'] = + wasmExports['Ab'])(a0)); -/** - * Other exports live in the Dockerfile in: - * - * * EXPORTED_RUNTIME_METHODS - * * EXPORTED_FUNCTIONS - * - * These exports, however, live in here because: - * - * * Listing them in EXPORTED_RUNTIME_METHODS doesn't actually - * export them. This could be a bug in Emscripten or a consequence of - * that option being deprecated. - * * Listing them in EXPORTED_FUNCTIONS works, but they are overridden - * on every `BasePHP.run()` call. This is a problem because we want to - * spy on these calls in some unit tests. - * - * Therefore, we export them here. - */ -PHPLoader['malloc'] = _malloc; -PHPLoader['free'] = typeof _free === 'function' ? _free : PHPLoader['_wasm_free']; - -return PHPLoader; - -// Close the opening bracket from esm-prefix.js: + var _wasm_set_content_type = (Module['_wasm_set_content_type'] = (a0) => + (_wasm_set_content_type = Module['_wasm_set_content_type'] = + wasmExports['Bb'])(a0)); + + var _wasm_set_request_body = (Module['_wasm_set_request_body'] = (a0) => + (_wasm_set_request_body = Module['_wasm_set_request_body'] = + wasmExports['Cb'])(a0)); + + var _wasm_set_content_length = (Module['_wasm_set_content_length'] = (a0) => + (_wasm_set_content_length = Module['_wasm_set_content_length'] = + wasmExports['Db'])(a0)); + + var _wasm_set_cookies = (Module['_wasm_set_cookies'] = (a0) => + (_wasm_set_cookies = Module['_wasm_set_cookies'] = wasmExports['Eb'])( + a0 + )); + + var _wasm_set_request_port = (Module['_wasm_set_request_port'] = (a0) => + (_wasm_set_request_port = Module['_wasm_set_request_port'] = + wasmExports['Fb'])(a0)); + + var _wasm_sapi_request_shutdown = (Module['_wasm_sapi_request_shutdown'] = + () => + (_wasm_sapi_request_shutdown = Module[ + '_wasm_sapi_request_shutdown' + ] = + wasmExports['Gb'])()); + + var _wasm_sapi_handle_request = (Module['_wasm_sapi_handle_request'] = () => + (_wasm_sapi_handle_request = Module['_wasm_sapi_handle_request'] = + wasmExports['Hb'])()); + + var _php_wasm_init = (Module['_php_wasm_init'] = () => + (_php_wasm_init = Module['_php_wasm_init'] = wasmExports['Ib'])()); + + var _wasm_free = (Module['_wasm_free'] = (a0) => + (_wasm_free = Module['_wasm_free'] = wasmExports['Jb'])(a0)); + + var ___funcs_on_exit = () => (___funcs_on_exit = wasmExports['Kb'])(); + + var _emscripten_builtin_memalign = (a0, a1) => + (_emscripten_builtin_memalign = wasmExports['Lb'])(a0, a1); + + var __emscripten_timeout = (a0, a1) => + (__emscripten_timeout = wasmExports['Mb'])(a0, a1); + + var _setThrew = (a0, a1) => (_setThrew = wasmExports['Nb'])(a0, a1); + + var __emscripten_tempret_set = (a0) => + (__emscripten_tempret_set = wasmExports['Ob'])(a0); + + var __emscripten_stack_restore = (a0) => + (__emscripten_stack_restore = wasmExports['Pb'])(a0); + + var __emscripten_stack_alloc = (a0) => + (__emscripten_stack_alloc = wasmExports['Qb'])(a0); + + var _emscripten_stack_get_current = () => + (_emscripten_stack_get_current = wasmExports['Rb'])(); + + var dynCall_iiii = (Module['dynCall_iiii'] = (a0, a1, a2, a3) => + (dynCall_iiii = Module['dynCall_iiii'] = wasmExports['Sb'])( + a0, + a1, + a2, + a3 + )); + + var dynCall_ii = (Module['dynCall_ii'] = (a0, a1) => + (dynCall_ii = Module['dynCall_ii'] = wasmExports['Tb'])(a0, a1)); + + var dynCall_vi = (Module['dynCall_vi'] = (a0, a1) => + (dynCall_vi = Module['dynCall_vi'] = wasmExports['Ub'])(a0, a1)); + + var dynCall_vii = (Module['dynCall_vii'] = (a0, a1, a2) => + (dynCall_vii = Module['dynCall_vii'] = wasmExports['Vb'])(a0, a1, a2)); + + var dynCall_viiiii = (Module['dynCall_viiiii'] = (a0, a1, a2, a3, a4, a5) => + (dynCall_viiiii = Module['dynCall_viiiii'] = wasmExports['Wb'])( + a0, + a1, + a2, + a3, + a4, + a5 + )); + + var dynCall_iii = (Module['dynCall_iii'] = (a0, a1, a2) => + (dynCall_iii = Module['dynCall_iii'] = wasmExports['Xb'])(a0, a1, a2)); + + var dynCall_iiiii = (Module['dynCall_iiiii'] = (a0, a1, a2, a3, a4) => + (dynCall_iiiii = Module['dynCall_iiiii'] = wasmExports['Yb'])( + a0, + a1, + a2, + a3, + a4 + )); + + var dynCall_iiiiiii = (Module['dynCall_iiiiiii'] = ( + a0, + a1, + a2, + a3, + a4, + a5, + a6 + ) => + (dynCall_iiiiiii = Module['dynCall_iiiiiii'] = wasmExports['Zb'])( + a0, + a1, + a2, + a3, + a4, + a5, + a6 + )); + + var dynCall_iiiiii = (Module['dynCall_iiiiii'] = (a0, a1, a2, a3, a4, a5) => + (dynCall_iiiiii = Module['dynCall_iiiiii'] = wasmExports['_b'])( + a0, + a1, + a2, + a3, + a4, + a5 + )); + + var dynCall_i = (Module['dynCall_i'] = (a0) => + (dynCall_i = Module['dynCall_i'] = wasmExports['$b'])(a0)); + + var dynCall_viii = (Module['dynCall_viii'] = (a0, a1, a2, a3) => + (dynCall_viii = Module['dynCall_viii'] = wasmExports['ac'])( + a0, + a1, + a2, + a3 + )); + + var dynCall_viiii = (Module['dynCall_viiii'] = (a0, a1, a2, a3, a4) => + (dynCall_viiii = Module['dynCall_viiii'] = wasmExports['bc'])( + a0, + a1, + a2, + a3, + a4 + )); + + var dynCall_v = (Module['dynCall_v'] = (a0) => + (dynCall_v = Module['dynCall_v'] = wasmExports['cc'])(a0)); + + var dynCall_viiiiiiiii = (Module['dynCall_viiiiiiiii'] = ( + a0, + a1, + a2, + a3, + a4, + a5, + a6, + a7, + a8, + a9 + ) => + (dynCall_viiiiiiiii = Module['dynCall_viiiiiiiii'] = wasmExports['dc'])( + a0, + a1, + a2, + a3, + a4, + a5, + a6, + a7, + a8, + a9 + )); + + var dynCall_viiiiiii = (Module['dynCall_viiiiiii'] = ( + a0, + a1, + a2, + a3, + a4, + a5, + a6, + a7 + ) => + (dynCall_viiiiiii = Module['dynCall_viiiiiii'] = wasmExports['ec'])( + a0, + a1, + a2, + a3, + a4, + a5, + a6, + a7 + )); + + var dynCall_viiiiii = (Module['dynCall_viiiiii'] = ( + a0, + a1, + a2, + a3, + a4, + a5, + a6 + ) => + (dynCall_viiiiii = Module['dynCall_viiiiii'] = wasmExports['fc'])( + a0, + a1, + a2, + a3, + a4, + a5, + a6 + )); + + var dynCall_iiiiiiii = (Module['dynCall_iiiiiiii'] = ( + a0, + a1, + a2, + a3, + a4, + a5, + a6, + a7 + ) => + (dynCall_iiiiiiii = Module['dynCall_iiiiiiii'] = wasmExports['gc'])( + a0, + a1, + a2, + a3, + a4, + a5, + a6, + a7 + )); + + var dynCall_iiiiiiiiii = (Module['dynCall_iiiiiiiiii'] = ( + a0, + a1, + a2, + a3, + a4, + a5, + a6, + a7, + a8, + a9 + ) => + (dynCall_iiiiiiiiii = Module['dynCall_iiiiiiiiii'] = wasmExports['hc'])( + a0, + a1, + a2, + a3, + a4, + a5, + a6, + a7, + a8, + a9 + )); + + var dynCall_jii = (Module['dynCall_jii'] = (a0, a1, a2) => + (dynCall_jii = Module['dynCall_jii'] = wasmExports['ic'])(a0, a1, a2)); + + var dynCall_viidii = (Module['dynCall_viidii'] = (a0, a1, a2, a3, a4, a5) => + (dynCall_viidii = Module['dynCall_viidii'] = wasmExports['jc'])( + a0, + a1, + a2, + a3, + a4, + a5 + )); + + var _asyncify_start_unwind = (a0) => + (_asyncify_start_unwind = wasmExports['kc'])(a0); + + var _asyncify_stop_unwind = () => + (_asyncify_stop_unwind = wasmExports['lc'])(); + + var _asyncify_start_rewind = (a0) => + (_asyncify_start_rewind = wasmExports['mc'])(a0); + + var _asyncify_stop_rewind = () => + (_asyncify_stop_rewind = wasmExports['nc'])(); + + function invoke_iiiiiii(index, a1, a2, a3, a4, a5, a6) { + var sp = stackSave(); + try { + return dynCall_iiiiiii(index, a1, a2, a3, a4, a5, a6); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_vi(index, a1) { + var sp = stackSave(); + try { + dynCall_vi(index, a1); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_iii(index, a1, a2) { + var sp = stackSave(); + try { + return dynCall_iii(index, a1, a2); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_iiiii(index, a1, a2, a3, a4) { + var sp = stackSave(); + try { + return dynCall_iiiii(index, a1, a2, a3, a4); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_ii(index, a1) { + var sp = stackSave(); + try { + return dynCall_ii(index, a1); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_iiii(index, a1, a2, a3) { + var sp = stackSave(); + try { + return dynCall_iiii(index, a1, a2, a3); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_viiii(index, a1, a2, a3, a4) { + var sp = stackSave(); + try { + dynCall_viiii(index, a1, a2, a3, a4); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_iiiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8, a9) { + var sp = stackSave(); + try { + return dynCall_iiiiiiiiii( + index, + a1, + a2, + a3, + a4, + a5, + a6, + a7, + a8, + a9 + ); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_vii(index, a1, a2) { + var sp = stackSave(); + try { + dynCall_vii(index, a1, a2); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_i(index) { + var sp = stackSave(); + try { + return dynCall_i(index); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_viii(index, a1, a2, a3) { + var sp = stackSave(); + try { + dynCall_viii(index, a1, a2, a3); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_v(index) { + var sp = stackSave(); + try { + dynCall_v(index); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_viiiiii(index, a1, a2, a3, a4, a5, a6) { + var sp = stackSave(); + try { + dynCall_viiiiii(index, a1, a2, a3, a4, a5, a6); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_viiiii(index, a1, a2, a3, a4, a5) { + var sp = stackSave(); + try { + dynCall_viiiii(index, a1, a2, a3, a4, a5); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_viidii(index, a1, a2, a3, a4, a5) { + var sp = stackSave(); + try { + dynCall_viidii(index, a1, a2, a3, a4, a5); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_iiiiii(index, a1, a2, a3, a4, a5) { + var sp = stackSave(); + try { + return dynCall_iiiiii(index, a1, a2, a3, a4, a5); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_viiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8, a9) { + var sp = stackSave(); + try { + dynCall_viiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8, a9); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_iiiiiiii(index, a1, a2, a3, a4, a5, a6, a7) { + var sp = stackSave(); + try { + return dynCall_iiiiiiii(index, a1, a2, a3, a4, a5, a6, a7); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_viiiiiii(index, a1, a2, a3, a4, a5, a6, a7) { + var sp = stackSave(); + try { + dynCall_viiiiiii(index, a1, a2, a3, a4, a5, a6, a7); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_jii(index, a1, a2) { + var sp = stackSave(); + try { + return dynCall_jii(index, a1, a2); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + // include: postamble.js + // === Auto-generated postamble setup entry stuff === + Module['addRunDependency'] = addRunDependency; + + Module['removeRunDependency'] = removeRunDependency; + + Module['wasmExports'] = wasmExports; + + Module['ccall'] = ccall; + + Module['FS_createPreloadedFile'] = FS_createPreloadedFile; + + Module['FS_unlink'] = FS_unlink; + + Module['FS_createPath'] = FS_createPath; + + Module['FS_createDevice'] = FS_createDevice; + + Module['FS_createDataFile'] = FS_createDataFile; + + Module['FS_createLazyFile'] = FS_createLazyFile; + + Module['PROXYFS'] = PROXYFS; + + var calledRun; + + dependenciesFulfilled = function runCaller() { + // If run has never been called, and we should call run (INVOKE_RUN is true, and Module.noInitialRun is not false) + if (!calledRun) run(); + if (!calledRun) dependenciesFulfilled = runCaller; + }; + + // try this again later, after new deps are fulfilled + function run() { + if (runDependencies > 0) { + return; + } + preRun(); + // a preRun added a dependency, run will be called later + if (runDependencies > 0) { + return; + } + function doRun() { + // run may have just been called through dependencies being fulfilled just in this very frame, + // or while the async setStatus time below was happening + if (calledRun) return; + calledRun = true; + Module['calledRun'] = true; + if (ABORT) return; + initRuntime(); + Module['onRuntimeInitialized']?.(); + postRun(); + } + if (Module['setStatus']) { + Module['setStatus']('Running...'); + setTimeout(() => { + setTimeout(() => Module['setStatus'](''), 1); + doRun(); + }, 1); + } else { + doRun(); + } + } + + if (Module['preInit']) { + if (typeof Module['preInit'] == 'function') + Module['preInit'] = [Module['preInit']]; + while (Module['preInit'].length > 0) { + Module['preInit'].pop()(); + } + } + + run(); + /** + * Emscripten resolves `localhost` to a random IP address. Let's + * make it always resolve to 127.0.0.1. + */ + DNS.address_map.addrs.localhost = '127.0.0.1'; + + /** + * Debugging Asyncify errors is tricky because the stack trace is lost when the + * error is thrown. This code saves the stack trace in a global variable + * so that it can be inspected later. + */ + PHPLoader.debug = 'debug' in PHPLoader ? PHPLoader.debug : true; + if (PHPLoader.debug && typeof Asyncify !== 'undefined') { + const originalHandleSleep = Asyncify.handleSleep; + Asyncify.handleSleep = function (startAsync) { + if (!ABORT) { + Module['lastAsyncifyStackSource'] = new Error(); + } + return originalHandleSleep(startAsync); + }; + } + + /** + * Data dependencies call removeRunDependency() when they are loaded. + * The synchronous call stack then continues to run. If an error occurs + * in PHP initialization, e.g. Out Of Memory error, it will not be + * caught by any try/catch. This override propagates the failure to + * PHPLoader.onAbort() so that it can be handled. + */ + const originalRemoveRunDependency = PHPLoader['removeRunDependency']; + PHPLoader['removeRunDependency'] = function (...args) { + try { + originalRemoveRunDependency(...args); + } catch (e) { + PHPLoader['onAbort'](e); + } + }; + + /** + * Other exports live in the Dockerfile in: + * + * * EXPORTED_RUNTIME_METHODS + * * EXPORTED_FUNCTIONS + * + * These exports, however, live in here because: + * + * * Listing them in EXPORTED_RUNTIME_METHODS doesn't actually + * export them. This could be a bug in Emscripten or a consequence of + * that option being deprecated. + * * Listing them in EXPORTED_FUNCTIONS works, but they are overridden + * on every `BasePHP.run()` call. This is a problem because we want to + * spy on these calls in some unit tests. + * + * Therefore, we export them here. + */ + PHPLoader['malloc'] = _malloc; + PHPLoader['free'] = + typeof _free === 'function' ? _free : PHPLoader['_wasm_free']; + + return PHPLoader; + + // Close the opening bracket from esm-prefix.js: } diff --git a/packages/php-wasm/node/asyncify/php_8_1.js b/packages/php-wasm/node/asyncify/php_8_1.js index 8621c3042f..a30bde2e51 100644 --- a/packages/php-wasm/node/asyncify/php_8_1.js +++ b/packages/php-wasm/node/asyncify/php_8_1.js @@ -1,6659 +1,8238 @@ -const dependencyFilename = __dirname + '/8_1_23/php_8_1.wasm'; -export { dependencyFilename }; -export const dependenciesTotalSize = 14446072; +const dependencyFilename = __dirname + '/8_1_23/php_8_1.wasm'; +export { dependencyFilename }; +export const dependenciesTotalSize = 14436309; export function init(RuntimeName, PHPLoader) { - /** - * Overrides Emscripten's default ExitStatus object which gets - * thrown on failure. Unfortunately, the default object is not - * a subclass of Error and does not provide any stack trace. - * - * This is a deliberate behavior on Emscripten's end to prevent - * memory leaks after the program exits. See: - * - * https://github.com/emscripten-core/emscripten/pull/9108 - * - * In case of WordPress Playground, the worker in which the PHP - * runs will typically exit after the PHP program finishes, so - * we don't have to worry about memory leaks. - * - * As for assigning to a previously undeclared ExitStatus variable here, - * the Emscripten module declares `ExitStatus` as `function ExitStatus` - * which means it gets hoisted to the top of the scope and can be - * reassigned here – before the actual declaration is reached. - * - * If that sounds weird, try this example: - * - * ExitStatus = () => { console.log("reassigned"); } - * function ExitStatus() {} - * ExitStatus(); - * // logs "reassigned" - */ - ExitStatus = class PHPExitStatus extends Error { - constructor(status) { - super(status); - this.name = "ExitStatus"; - this.message = "Program terminated with exit(" + status + ")"; - this.status = status; - } - } - - // The rest of the code comes from the built php.js file and esm-suffix.js -var Module = typeof PHPLoader != "undefined" ? PHPLoader : {}; - -var ENVIRONMENT_IS_WORKER=RuntimeName==="WORKER"; - -var ENVIRONMENT_IS_NODE=RuntimeName==="NODE"; - -if (ENVIRONMENT_IS_NODE) {} - -var moduleOverrides = Object.assign({}, Module); - -var arguments_ = []; - -var thisProgram = "./this.program"; - -var quit_ = (status, toThrow) => { - throw toThrow; -}; - -var scriptDirectory = ""; - -function locateFile(path) { - if (Module["locateFile"]) { - return Module["locateFile"](path, scriptDirectory); - } - return scriptDirectory + path; -} - -var read_, readAsync, readBinary; - -if (ENVIRONMENT_IS_NODE) { - var fs = require("fs"); - var nodePath = require("path"); - scriptDirectory = __dirname + "/"; - read_ = (filename, binary) => { - filename = isFileURI(filename) ? new URL(filename) : nodePath.normalize(filename); - return fs.readFileSync(filename, binary ? undefined : "utf8"); - }; - readBinary = filename => { - var ret = read_(filename, true); - if (!ret.buffer) { - ret = new Uint8Array(ret); - } - return ret; - }; - readAsync = (filename, onload, onerror, binary = true) => { - filename = isFileURI(filename) ? new URL(filename) : nodePath.normalize(filename); - fs.readFile(filename, binary ? undefined : "utf8", (err, data) => { - if (err) onerror(err); else onload(binary ? data.buffer : data); - }); - }; - if (!Module["thisProgram"] && process.argv.length > 1) { - thisProgram = process.argv[1].replace(/\\/g, "/"); - } - arguments_ = process.argv.slice(2); - if (typeof module != "undefined") { - module["exports"] = Module; - } - quit_ = (status, toThrow) => { - process.exitCode = status; - throw toThrow; - }; -} else {} - -var out = Module["print"] || console.log.bind(console); - -var err = Module["printErr"] || console.error.bind(console); - -Object.assign(Module, moduleOverrides); - -moduleOverrides = null; - -if (Module["arguments"]) arguments_ = Module["arguments"]; - -if (Module["thisProgram"]) thisProgram = Module["thisProgram"]; - -if (Module["quit"]) quit_ = Module["quit"]; - -var wasmBinary; - -if (Module["wasmBinary"]) wasmBinary = Module["wasmBinary"]; - -var wasmMemory; - -var ABORT = false; - -var EXITSTATUS; - -/** @type {function(*, string=)} */ function assert(condition, text) { - if (!condition) { - abort(text); - } -} - -var /** @type {!Int8Array} */ HEAP8, /** @type {!Uint8Array} */ HEAPU8, /** @type {!Int16Array} */ HEAP16, /** @type {!Uint16Array} */ HEAPU16, /** @type {!Int32Array} */ HEAP32, /** @type {!Uint32Array} */ HEAPU32, /** @type {!Float32Array} */ HEAPF32, /** @type {!Float64Array} */ HEAPF64; - -function updateMemoryViews() { - var b = wasmMemory.buffer; - Module["HEAP8"] = HEAP8 = new Int8Array(b); - Module["HEAP16"] = HEAP16 = new Int16Array(b); - Module["HEAPU8"] = HEAPU8 = new Uint8Array(b); - Module["HEAPU16"] = HEAPU16 = new Uint16Array(b); - Module["HEAP32"] = HEAP32 = new Int32Array(b); - Module["HEAPU32"] = HEAPU32 = new Uint32Array(b); - Module["HEAPF32"] = HEAPF32 = new Float32Array(b); - Module["HEAPF64"] = HEAPF64 = new Float64Array(b); -} - -var __ATPRERUN__ = []; - -var __ATINIT__ = []; - -var __ATEXIT__ = []; - -var __ATPOSTRUN__ = []; - -var runtimeInitialized = false; - -var runtimeExited = false; - -function preRun() { - if (Module["preRun"]) { - if (typeof Module["preRun"] == "function") Module["preRun"] = [ Module["preRun"] ]; - while (Module["preRun"].length) { - addOnPreRun(Module["preRun"].shift()); - } - } - callRuntimeCallbacks(__ATPRERUN__); -} - -function initRuntime() { - runtimeInitialized = true; - SOCKFS.root = FS.mount(SOCKFS, {}, null); - if (!Module["noFSInit"] && !FS.init.initialized) FS.init(); - FS.ignorePermissions = false; - TTY.init(); - PIPEFS.root = FS.mount(PIPEFS, {}, null); - callRuntimeCallbacks(__ATINIT__); -} - -function exitRuntime() { - ___funcs_on_exit(); - callRuntimeCallbacks(__ATEXIT__); - FS.quit(); - TTY.shutdown(); - runtimeExited = true; -} - -function postRun() { - if (Module["postRun"]) { - if (typeof Module["postRun"] == "function") Module["postRun"] = [ Module["postRun"] ]; - while (Module["postRun"].length) { - addOnPostRun(Module["postRun"].shift()); - } - } - callRuntimeCallbacks(__ATPOSTRUN__); -} - -function addOnPreRun(cb) { - __ATPRERUN__.unshift(cb); -} - -function addOnInit(cb) { - __ATINIT__.unshift(cb); -} - -function addOnPostRun(cb) { - __ATPOSTRUN__.unshift(cb); -} - -var runDependencies = 0; - -var runDependencyWatcher = null; - -var dependenciesFulfilled = null; - -function getUniqueRunDependency(id) { - return id; -} - -function addRunDependency(id) { - runDependencies++; - Module["monitorRunDependencies"]?.(runDependencies); -} - -function removeRunDependency(id) { - runDependencies--; - Module["monitorRunDependencies"]?.(runDependencies); - if (runDependencies == 0) { - if (runDependencyWatcher !== null) { - clearInterval(runDependencyWatcher); - runDependencyWatcher = null; - } - if (dependenciesFulfilled) { - var callback = dependenciesFulfilled; - dependenciesFulfilled = null; - callback(); - } - } -} - -/** @param {string|number=} what */ function abort(what) { - Module["onAbort"]?.(what); - what = "Aborted(" + what + ")"; - err(what); - ABORT = true; - EXITSTATUS = 1; - what += ". Build with -sASSERTIONS for more info."; - /** @suppress {checkTypes} */ var e = new WebAssembly.RuntimeError(what); - throw e; -} - -var dataURIPrefix = "data:application/octet-stream;base64,"; - -/** - * Indicates whether filename is a base64 data URI. - * @noinline - */ var isDataURI = filename => filename.startsWith(dataURIPrefix); - -/** - * Indicates whether filename is delivered via file protocol (as opposed to http/https) - * @noinline - */ var isFileURI = filename => filename.startsWith("file://"); - -function findWasmBinary() { - var f = dependencyFilename; - if (!isDataURI(f)) { - return locateFile(f); - } - return f; -} - -var wasmBinaryFile; - -function getBinarySync(file) { - if (file == wasmBinaryFile && wasmBinary) { - return new Uint8Array(wasmBinary); - } - if (readBinary) { - return readBinary(file); - } - throw "both async and sync fetching of the wasm failed"; -} - -function getBinaryPromise(binaryFile) { - if (!wasmBinary) { - return new Promise((resolve, reject) => { - readAsync(binaryFile, response => resolve(new Uint8Array(/** @type{!ArrayBuffer} */ (response))), error => { - try { - resolve(getBinarySync(binaryFile)); - } catch (e) { - reject(e); - } - }); - }); - } - return Promise.resolve().then(() => getBinarySync(binaryFile)); -} - -function instantiateArrayBuffer(binaryFile, imports, receiver) { - return getBinaryPromise(binaryFile).then(binary => WebAssembly.instantiate(binary, imports)).then(receiver, reason => { - err(`failed to asynchronously prepare wasm: ${reason}`); - abort(reason); - }); -} - -function instantiateAsync(binary, binaryFile, imports, callback) { - if (!binary && typeof WebAssembly.instantiateStreaming == "function" && !isDataURI(binaryFile) && !ENVIRONMENT_IS_NODE && typeof fetch == "function") { - return fetch(binaryFile, { - credentials: "same-origin" - }).then(response => { - /** @suppress {checkTypes} */ var result = WebAssembly.instantiateStreaming(response, imports); - return result.then(callback, function(reason) { - err(`wasm streaming compile failed: ${reason}`); - err("falling back to ArrayBuffer instantiation"); - return instantiateArrayBuffer(binaryFile, imports, callback); - }); - }); - } - return instantiateArrayBuffer(binaryFile, imports, callback); -} - -function getWasmImports() { - return { - "a": wasmImports - }; -} - -function createWasm() { - var info = getWasmImports(); - /** @param {WebAssembly.Module=} module*/ function receiveInstance(instance, module) { - wasmExports = instance.exports; - wasmExports = Asyncify.instrumentWasmExports(wasmExports); - Module["wasmExports"] = wasmExports; - wasmMemory = wasmExports["gb"]; - updateMemoryViews(); - wasmTable = wasmExports["jb"]; - addOnInit(wasmExports["hb"]); - removeRunDependency("wasm-instantiate"); - return wasmExports; - } - addRunDependency("wasm-instantiate"); - function receiveInstantiationResult(result) { - receiveInstance(result["instance"]); - } - if (Module["instantiateWasm"]) { - try { - return Module["instantiateWasm"](info, receiveInstance); - } catch (e) { - err(`Module.instantiateWasm callback failed with error: ${e}`); - return false; - } - } - if (!wasmBinaryFile) wasmBinaryFile = findWasmBinary(); - instantiateAsync(wasmBinary, wasmBinaryFile, info, receiveInstantiationResult); - return {}; -} - -var tempDouble; - -var tempI64; - -function js_popen_to_file(command, mode, exitCodePtr) { - const returnCallback = resolver => Asyncify.handleSleep(resolver); - if (!command) return 1; - const cmdstr = UTF8ToString(command); - if (!cmdstr.length) return 0; - const modestr = UTF8ToString(mode); - if (!modestr.length) return 0; - if (modestr === "w") { - console.error('popen($cmd, "w") is not implemented yet'); - } - return returnCallback(async wakeUp => { - let cp; - try { - cp = PHPWASM.spawnProcess(cmdstr, []); - if (cp instanceof Promise) { - cp = await cp; - } - } catch (e) { - console.error(e); - if (e.code === "SPAWN_UNSUPPORTED") { - return 1; - } - throw e; - } - const outByteArrays = []; - cp.stdout.on("data", function(data) { - outByteArrays.push(data); - }); - const outputPath = "/tmp/popen_output"; - cp.on("exit", function(exitCode) { - const outBytes = new Uint8Array(outByteArrays.reduce((acc, curr) => acc + curr.length, 0)); - let offset = 0; - for (const byteArray of outByteArrays) { - outBytes.set(byteArray, offset); - offset += byteArray.length; - } - FS.writeFile(outputPath, outBytes); - HEAPU8[exitCodePtr] = exitCode; - wakeUp(allocateUTF8OnStack(outputPath)); - }); - }); -} - -function wasm_poll_socket(socketd, events, timeout) { - const returnCallback = resolver => Asyncify.handleSleep(resolver); - const POLLIN = 1; - const POLLPRI = 2; - const POLLOUT = 4; - const POLLERR = 8; - const POLLHUP = 16; - const POLLNVAL = 32; - return returnCallback(wakeUp => { - const polls = []; - if (socketd in PHPWASM.child_proc_by_fd) { - const procInfo = PHPWASM.child_proc_by_fd[socketd]; - if (procInfo.exited) { - wakeUp(0); - return; - } - polls.push(PHPWASM.awaitEvent(procInfo.stdout, "data")); - } else if (FS.isSocket(FS.getStream(socketd)?.node.mode)) { - const sock = getSocketFromFD(socketd); - if (!sock) { - wakeUp(0); - return; - } - const lookingFor = new Set; - if (events & POLLIN || events & POLLPRI) { - if (sock.server) { - for (const client of sock.pending) { - if ((client.recv_queue || []).length > 0) { - wakeUp(1); - return; - } - } - } else if ((sock.recv_queue || []).length > 0) { - wakeUp(1); - return; - } - } - const webSockets = PHPWASM.getAllWebSockets(sock); - if (!webSockets.length) { - wakeUp(0); - return; - } - for (const ws of webSockets) { - if (events & POLLIN || events & POLLPRI) { - polls.push(PHPWASM.awaitData(ws)); - lookingFor.add("POLLIN"); - } - if (events & POLLOUT) { - polls.push(PHPWASM.awaitConnection(ws)); - lookingFor.add("POLLOUT"); - } - if (events & POLLHUP) { - polls.push(PHPWASM.awaitClose(ws)); - lookingFor.add("POLLHUP"); - } - if (events & POLLERR || events & POLLNVAL) { - polls.push(PHPWASM.awaitError(ws)); - lookingFor.add("POLLERR"); - } - } - } else { - setTimeout(function() { - wakeUp(1); - }, timeout); - return; - } - if (polls.length === 0) { - console.warn("Unsupported poll event " + events + ", defaulting to setTimeout()."); - setTimeout(function() { - wakeUp(0); - }, timeout); - return; - } - const promises = polls.map(([promise]) => promise); - const clearPolling = () => polls.forEach(([, clear]) => clear()); - let awaken = false; - let timeoutId; - Promise.race(promises).then(function(results) { - if (!awaken) { - awaken = true; - wakeUp(1); - if (timeoutId) { - clearTimeout(timeoutId); - } - clearPolling(); - } - }); - if (timeout !== -1) { - timeoutId = setTimeout(function() { - if (!awaken) { - awaken = true; - wakeUp(0); - clearPolling(); - } - }, timeout); - } - }); -} - -function js_fd_read(fd, iov, iovcnt, pnum) { - const returnCallback = resolver => Asyncify.handleSleep(resolver); - if (Asyncify?.State?.Normal === undefined || Asyncify?.state === Asyncify?.State?.Normal) { - var returnCode; - var stream; - let num = 0; - try { - stream = SYSCALLS.getStreamFromFD(fd); - const num = doReadv(stream, iov, iovcnt); - HEAPU32[pnum >> 2] = num; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) { - throw e; - } - if (e.errno !== 6 || !(stream?.fd in PHPWASM.child_proc_by_fd)) { - HEAPU32[pnum >> 2] = 0; - return returnCode; - } - } - } - return returnCallback(wakeUp => { - var retries = 0; - var interval = 50; - var timeout = 5e3; - var maxRetries = timeout / interval; - function poll() { - var returnCode; - var stream; - let num; - try { - stream = SYSCALLS.getStreamFromFD(fd); - num = doReadv(stream, iov, iovcnt); - returnCode = 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) { - console.error(e); - throw e; - } - returnCode = e.errno; - } - const success = returnCode === 0; - const failure = (++retries > maxRetries || !(fd in PHPWASM.child_proc_by_fd) || PHPWASM.child_proc_by_fd[fd]?.exited || FS.isClosed(stream)); - if (success) { - HEAPU32[pnum >> 2] = num; - wakeUp(0); - } else if (failure) { - HEAPU32[pnum >> 2] = 0; - wakeUp(returnCode === 6 ? 0 : returnCode); - } else { - setTimeout(poll, interval); - } - } - poll(); - }); -} - -function __asyncjs__js_module_onMessage(data, response_buffer) { - return Asyncify.handleAsync(async () => { - if (Module["onMessage"]) { - const dataStr = UTF8ToString(data); - return Module["onMessage"](dataStr).then(response => { - const responseBytes = typeof response === "string" ? (new TextEncoder).encode(response) : response; - const responseSize = responseBytes.byteLength; - const responsePtr = _malloc(responseSize + 1); - HEAPU8.set(responseBytes, responsePtr); - HEAPU8[responsePtr + responseSize] = 0; - HEAPU8[response_buffer] = responsePtr; - HEAPU8[response_buffer + 1] = responsePtr >> 8; - HEAPU8[response_buffer + 2] = responsePtr >> 16; - HEAPU8[response_buffer + 3] = responsePtr >> 24; - return responseSize; - }).catch(e => { - console.error(e); - return -1; - }); - } - }); -} - -/** @constructor */ function ExitStatus(status) { - this.name = "ExitStatus"; - this.message = `Program terminated with exit(${status})`; - this.status = status; -} - -var callRuntimeCallbacks = callbacks => { - while (callbacks.length > 0) { - callbacks.shift()(Module); - } -}; - -var noExitRuntime = Module["noExitRuntime"] || false; - -var stackRestore = val => __emscripten_stack_restore(val); - -var stackSave = () => _emscripten_stack_get_current(); - -/** @type {function(...*):?} */ function _SharpYuvConvert() { - abort("missing function: SharpYuvConvert"); -} - -_SharpYuvConvert.stub = true; - -/** @type {function(...*):?} */ function _SharpYuvGetConversionMatrix() { - abort("missing function: SharpYuvGetConversionMatrix"); -} - -_SharpYuvGetConversionMatrix.stub = true; - -/** @type {function(...*):?} */ function _SharpYuvInit() { - abort("missing function: SharpYuvInit"); -} - -_SharpYuvInit.stub = true; - -var UTF8Decoder = typeof TextDecoder != "undefined" ? new TextDecoder("utf8") : undefined; - -/** - * Given a pointer 'idx' to a null-terminated UTF8-encoded string in the given - * array that contains uint8 values, returns a copy of that string as a - * Javascript String object. - * heapOrArray is either a regular array, or a JavaScript typed array view. - * @param {number} idx - * @param {number=} maxBytesToRead - * @return {string} - */ var UTF8ArrayToString = (heapOrArray, idx, maxBytesToRead) => { - var endIdx = idx + maxBytesToRead; - var endPtr = idx; - while (heapOrArray[endPtr] && !(endPtr >= endIdx)) ++endPtr; - if (endPtr - idx > 16 && heapOrArray.buffer && UTF8Decoder) { - return UTF8Decoder.decode(heapOrArray.subarray(idx, endPtr)); - } - var str = ""; - while (idx < endPtr) { - var u0 = heapOrArray[idx++]; - if (!(u0 & 128)) { - str += String.fromCharCode(u0); - continue; - } - var u1 = heapOrArray[idx++] & 63; - if ((u0 & 224) == 192) { - str += String.fromCharCode(((u0 & 31) << 6) | u1); - continue; - } - var u2 = heapOrArray[idx++] & 63; - if ((u0 & 240) == 224) { - u0 = ((u0 & 15) << 12) | (u1 << 6) | u2; - } else { - u0 = ((u0 & 7) << 18) | (u1 << 12) | (u2 << 6) | (heapOrArray[idx++] & 63); - } - if (u0 < 65536) { - str += String.fromCharCode(u0); - } else { - var ch = u0 - 65536; - str += String.fromCharCode(55296 | (ch >> 10), 56320 | (ch & 1023)); - } - } - return str; -}; - -/** - * Given a pointer 'ptr' to a null-terminated UTF8-encoded string in the - * emscripten HEAP, returns a copy of that string as a Javascript String object. - * - * @param {number} ptr - * @param {number=} maxBytesToRead - An optional length that specifies the - * maximum number of bytes to read. You can omit this parameter to scan the - * string until the first 0 byte. If maxBytesToRead is passed, and the string - * at [ptr, ptr+maxBytesToReadr[ contains a null byte in the middle, then the - * string will cut short at that byte index (i.e. maxBytesToRead will not - * produce a string of exact length [ptr, ptr+maxBytesToRead[) N.B. mixing - * frequent uses of UTF8ToString() with and without maxBytesToRead may throw - * JS JIT optimizations off, so it is worth to consider consistently using one - * @return {string} - */ var UTF8ToString = (ptr, maxBytesToRead) => ptr ? UTF8ArrayToString(HEAPU8, ptr, maxBytesToRead) : ""; - -Module["UTF8ToString"] = UTF8ToString; - -var ___assert_fail = (condition, filename, line, func) => { - abort(`Assertion failed: ${UTF8ToString(condition)}, at: ` + [ filename ? UTF8ToString(filename) : "unknown filename", line, func ? UTF8ToString(func) : "unknown function" ]); -}; - -var ___call_sighandler = (fp, sig) => (a1 => dynCall_vi(fp, a1))(sig); - -var initRandomFill = () => { - if (typeof crypto == "object" && typeof crypto["getRandomValues"] == "function") { - return view => crypto.getRandomValues(view); - } else if (ENVIRONMENT_IS_NODE) { - try { - var crypto_module = require("crypto"); - var randomFillSync = crypto_module["randomFillSync"]; - if (randomFillSync) { - return view => crypto_module["randomFillSync"](view); - } - var randomBytes = crypto_module["randomBytes"]; - return view => (view.set(randomBytes(view.byteLength)), view); - } catch (e) {} - } - abort("initRandomDevice"); -}; - -var randomFill = view => (randomFill = initRandomFill())(view); - -var PATH = { - isAbs: path => path.charAt(0) === "/", - splitPath: filename => { - var splitPathRe = /^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/; - return splitPathRe.exec(filename).slice(1); - }, - normalizeArray: (parts, allowAboveRoot) => { - var up = 0; - for (var i = parts.length - 1; i >= 0; i--) { - var last = parts[i]; - if (last === ".") { - parts.splice(i, 1); - } else if (last === "..") { - parts.splice(i, 1); - up++; - } else if (up) { - parts.splice(i, 1); - up--; - } - } - if (allowAboveRoot) { - for (;up; up--) { - parts.unshift(".."); - } - } - return parts; - }, - normalize: path => { - var isAbsolute = PATH.isAbs(path), trailingSlash = path.substr(-1) === "/"; - path = PATH.normalizeArray(path.split("/").filter(p => !!p), !isAbsolute).join("/"); - if (!path && !isAbsolute) { - path = "."; - } - if (path && trailingSlash) { - path += "/"; - } - return (isAbsolute ? "/" : "") + path; - }, - dirname: path => { - var result = PATH.splitPath(path), root = result[0], dir = result[1]; - if (!root && !dir) { - return "."; - } - if (dir) { - dir = dir.substr(0, dir.length - 1); - } - return root + dir; - }, - basename: path => { - if (path === "/") return "/"; - path = PATH.normalize(path); - path = path.replace(/\/$/, ""); - var lastSlash = path.lastIndexOf("/"); - if (lastSlash === -1) return path; - return path.substr(lastSlash + 1); - }, - join: (...paths) => PATH.normalize(paths.join("/")), - join2: (l, r) => PATH.normalize(l + "/" + r) -}; - -var PATH_FS = { - resolve: (...args) => { - var resolvedPath = "", resolvedAbsolute = false; - for (var i = args.length - 1; i >= -1 && !resolvedAbsolute; i--) { - var path = (i >= 0) ? args[i] : FS.cwd(); - if (typeof path != "string") { - throw new TypeError("Arguments to path.resolve must be strings"); - } else if (!path) { - return ""; - } - resolvedPath = path + "/" + resolvedPath; - resolvedAbsolute = PATH.isAbs(path); - } - resolvedPath = PATH.normalizeArray(resolvedPath.split("/").filter(p => !!p), !resolvedAbsolute).join("/"); - return ((resolvedAbsolute ? "/" : "") + resolvedPath) || "."; - }, - relative: (from, to) => { - from = PATH_FS.resolve(from).substr(1); - to = PATH_FS.resolve(to).substr(1); - function trim(arr) { - var start = 0; - for (;start < arr.length; start++) { - if (arr[start] !== "") break; - } - var end = arr.length - 1; - for (;end >= 0; end--) { - if (arr[end] !== "") break; - } - if (start > end) return []; - return arr.slice(start, end - start + 1); - } - var fromParts = trim(from.split("/")); - var toParts = trim(to.split("/")); - var length = Math.min(fromParts.length, toParts.length); - var samePartsLength = length; - for (var i = 0; i < length; i++) { - if (fromParts[i] !== toParts[i]) { - samePartsLength = i; - break; - } - } - var outputParts = []; - for (var i = samePartsLength; i < fromParts.length; i++) { - outputParts.push(".."); - } - outputParts = outputParts.concat(toParts.slice(samePartsLength)); - return outputParts.join("/"); - } -}; - -var FS_stdin_getChar_buffer = []; - -var lengthBytesUTF8 = str => { - var len = 0; - for (var i = 0; i < str.length; ++i) { - var c = str.charCodeAt(i); - if (c <= 127) { - len++; - } else if (c <= 2047) { - len += 2; - } else if (c >= 55296 && c <= 57343) { - len += 4; - ++i; - } else { - len += 3; - } - } - return len; -}; - -Module["lengthBytesUTF8"] = lengthBytesUTF8; - -var stringToUTF8Array = (str, heap, outIdx, maxBytesToWrite) => { - if (!(maxBytesToWrite > 0)) return 0; - var startIdx = outIdx; - var endIdx = outIdx + maxBytesToWrite - 1; - for (var i = 0; i < str.length; ++i) { - var u = str.charCodeAt(i); - if (u >= 55296 && u <= 57343) { - var u1 = str.charCodeAt(++i); - u = 65536 + ((u & 1023) << 10) | (u1 & 1023); - } - if (u <= 127) { - if (outIdx >= endIdx) break; - heap[outIdx++] = u; - } else if (u <= 2047) { - if (outIdx + 1 >= endIdx) break; - heap[outIdx++] = 192 | (u >> 6); - heap[outIdx++] = 128 | (u & 63); - } else if (u <= 65535) { - if (outIdx + 2 >= endIdx) break; - heap[outIdx++] = 224 | (u >> 12); - heap[outIdx++] = 128 | ((u >> 6) & 63); - heap[outIdx++] = 128 | (u & 63); - } else { - if (outIdx + 3 >= endIdx) break; - heap[outIdx++] = 240 | (u >> 18); - heap[outIdx++] = 128 | ((u >> 12) & 63); - heap[outIdx++] = 128 | ((u >> 6) & 63); - heap[outIdx++] = 128 | (u & 63); - } - } - heap[outIdx] = 0; - return outIdx - startIdx; -}; - -/** @type {function(string, boolean=, number=)} */ function intArrayFromString(stringy, dontAddNull, length) { - var len = length > 0 ? length : lengthBytesUTF8(stringy) + 1; - var u8array = new Array(len); - var numBytesWritten = stringToUTF8Array(stringy, u8array, 0, u8array.length); - if (dontAddNull) u8array.length = numBytesWritten; - return u8array; -} - -var FS_stdin_getChar = () => { - if (!FS_stdin_getChar_buffer.length) { - var result = null; - if (ENVIRONMENT_IS_NODE) { - var BUFSIZE = 256; - var buf = Buffer.alloc(BUFSIZE); - var bytesRead = 0; - /** @suppress {missingProperties} */ var fd = process.stdin.fd; - try { - bytesRead = fs.readSync(fd, buf, 0, BUFSIZE); - } catch (e) { - if (e.toString().includes("EOF")) bytesRead = 0; else throw e; - } - if (bytesRead > 0) { - result = buf.slice(0, bytesRead).toString("utf-8"); - } - } else {} - if (!result) { - return null; - } - FS_stdin_getChar_buffer = intArrayFromString(result, true); - } - return FS_stdin_getChar_buffer.shift(); -}; - -var TTY = { - ttys: [], - init() {}, - shutdown() {}, - register(dev, ops) { - TTY.ttys[dev] = { - input: [], - output: [], - ops: ops - }; - FS.registerDevice(dev, TTY.stream_ops); - }, - stream_ops: { - open(stream) { - var tty = TTY.ttys[stream.node.rdev]; - if (!tty) { - throw new FS.ErrnoError(43); - } - stream.tty = tty; - stream.seekable = false; - }, - close(stream) { - stream.tty.ops.fsync(stream.tty); - }, - fsync(stream) { - stream.tty.ops.fsync(stream.tty); - }, - read(stream, buffer, offset, length, pos) { - /* ignored */ if (!stream.tty || !stream.tty.ops.get_char) { - throw new FS.ErrnoError(60); - } - var bytesRead = 0; - for (var i = 0; i < length; i++) { - var result; - try { - result = stream.tty.ops.get_char(stream.tty); - } catch (e) { - throw new FS.ErrnoError(29); - } - if (result === undefined && bytesRead === 0) { - throw new FS.ErrnoError(6); - } - if (result === null || result === undefined) break; - bytesRead++; - buffer[offset + i] = result; - } - if (bytesRead) { - stream.node.timestamp = Date.now(); - } - return bytesRead; - }, - write(stream, buffer, offset, length, pos) { - if (!stream.tty || !stream.tty.ops.put_char) { - throw new FS.ErrnoError(60); - } - try { - for (var i = 0; i < length; i++) { - stream.tty.ops.put_char(stream.tty, buffer[offset + i]); - } - } catch (e) { - throw new FS.ErrnoError(29); - } - if (length) { - stream.node.timestamp = Date.now(); - } - return i; - } - }, - default_tty_ops: { - get_char(tty) { - return FS_stdin_getChar(); - }, - put_char(tty, val) { - if (val === null || val === 10) { - out(UTF8ArrayToString(tty.output, 0)); - tty.output = []; - } else { - if (val != 0) tty.output.push(val); - } - }, - fsync(tty) { - if (tty.output && tty.output.length > 0) { - out(UTF8ArrayToString(tty.output, 0)); - tty.output = []; - } - }, - ioctl_tcgets(tty) { - return { - c_iflag: 25856, - c_oflag: 5, - c_cflag: 191, - c_lflag: 35387, - c_cc: [ 3, 28, 127, 21, 4, 0, 1, 0, 17, 19, 26, 0, 18, 15, 23, 22, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 ] - }; - }, - ioctl_tcsets(tty, optional_actions, data) { - return 0; - }, - ioctl_tiocgwinsz(tty) { - return [ 24, 80 ]; - } - }, - default_tty1_ops: { - put_char(tty, val) { - if (val === null || val === 10) { - err(UTF8ArrayToString(tty.output, 0)); - tty.output = []; - } else { - if (val != 0) tty.output.push(val); - } - }, - fsync(tty) { - if (tty.output && tty.output.length > 0) { - err(UTF8ArrayToString(tty.output, 0)); - tty.output = []; - } - } - } -}; - -var zeroMemory = (address, size) => { - HEAPU8.fill(0, address, address + size); - return address; -}; - -var alignMemory = (size, alignment) => Math.ceil(size / alignment) * alignment; - -var mmapAlloc = size => { - size = alignMemory(size, 65536); - var ptr = _emscripten_builtin_memalign(65536, size); - if (!ptr) return 0; - return zeroMemory(ptr, size); -}; - -var MEMFS = { - ops_table: null, - mount(mount) { - return MEMFS.createNode(null, "/", 16384 | 511, /* 0777 */ 0); - }, - createNode(parent, name, mode, dev) { - if (FS.isBlkdev(mode) || FS.isFIFO(mode)) { - throw new FS.ErrnoError(63); - } - MEMFS.ops_table ||= { - dir: { - node: { - getattr: MEMFS.node_ops.getattr, - setattr: MEMFS.node_ops.setattr, - lookup: MEMFS.node_ops.lookup, - mknod: MEMFS.node_ops.mknod, - rename: MEMFS.node_ops.rename, - unlink: MEMFS.node_ops.unlink, - rmdir: MEMFS.node_ops.rmdir, - readdir: MEMFS.node_ops.readdir, - symlink: MEMFS.node_ops.symlink - }, - stream: { - llseek: MEMFS.stream_ops.llseek - } - }, - file: { - node: { - getattr: MEMFS.node_ops.getattr, - setattr: MEMFS.node_ops.setattr - }, - stream: { - llseek: MEMFS.stream_ops.llseek, - read: MEMFS.stream_ops.read, - write: MEMFS.stream_ops.write, - allocate: MEMFS.stream_ops.allocate, - mmap: MEMFS.stream_ops.mmap, - msync: MEMFS.stream_ops.msync - } - }, - link: { - node: { - getattr: MEMFS.node_ops.getattr, - setattr: MEMFS.node_ops.setattr, - readlink: MEMFS.node_ops.readlink - }, - stream: {} - }, - chrdev: { - node: { - getattr: MEMFS.node_ops.getattr, - setattr: MEMFS.node_ops.setattr - }, - stream: FS.chrdev_stream_ops - } - }; - var node = FS.createNode(parent, name, mode, dev); - if (FS.isDir(node.mode)) { - node.node_ops = MEMFS.ops_table.dir.node; - node.stream_ops = MEMFS.ops_table.dir.stream; - node.contents = {}; - } else if (FS.isFile(node.mode)) { - node.node_ops = MEMFS.ops_table.file.node; - node.stream_ops = MEMFS.ops_table.file.stream; - node.usedBytes = 0; - node.contents = null; - } else if (FS.isLink(node.mode)) { - node.node_ops = MEMFS.ops_table.link.node; - node.stream_ops = MEMFS.ops_table.link.stream; - } else if (FS.isChrdev(node.mode)) { - node.node_ops = MEMFS.ops_table.chrdev.node; - node.stream_ops = MEMFS.ops_table.chrdev.stream; - } - node.timestamp = Date.now(); - if (parent) { - parent.contents[name] = node; - parent.timestamp = node.timestamp; - } - return node; - }, - getFileDataAsTypedArray(node) { - if (!node.contents) return new Uint8Array(0); - if (node.contents.subarray) return node.contents.subarray(0, node.usedBytes); - return new Uint8Array(node.contents); - }, - expandFileStorage(node, newCapacity) { - var prevCapacity = node.contents ? node.contents.length : 0; - if (prevCapacity >= newCapacity) return; - var CAPACITY_DOUBLING_MAX = 1024 * 1024; - newCapacity = Math.max(newCapacity, (prevCapacity * (prevCapacity < CAPACITY_DOUBLING_MAX ? 2 : 1.125)) >>> 0); - if (prevCapacity != 0) newCapacity = Math.max(newCapacity, 256); - var oldContents = node.contents; - node.contents = new Uint8Array(newCapacity); - if (node.usedBytes > 0) node.contents.set(oldContents.subarray(0, node.usedBytes), 0); - }, - resizeFileStorage(node, newSize) { - if (node.usedBytes == newSize) return; - if (newSize == 0) { - node.contents = null; - node.usedBytes = 0; - } else { - var oldContents = node.contents; - node.contents = new Uint8Array(newSize); - if (oldContents) { - node.contents.set(oldContents.subarray(0, Math.min(newSize, node.usedBytes))); - } - node.usedBytes = newSize; - } - }, - node_ops: { - getattr(node) { - var attr = {}; - attr.dev = FS.isChrdev(node.mode) ? node.id : 1; - attr.ino = node.id; - attr.mode = node.mode; - attr.nlink = 1; - attr.uid = 0; - attr.gid = 0; - attr.rdev = node.rdev; - if (FS.isDir(node.mode)) { - attr.size = 4096; - } else if (FS.isFile(node.mode)) { - attr.size = node.usedBytes; - } else if (FS.isLink(node.mode)) { - attr.size = node.link.length; - } else { - attr.size = 0; - } - attr.atime = new Date(node.timestamp); - attr.mtime = new Date(node.timestamp); - attr.ctime = new Date(node.timestamp); - attr.blksize = 4096; - attr.blocks = Math.ceil(attr.size / attr.blksize); - return attr; - }, - setattr(node, attr) { - if (attr.mode !== undefined) { - node.mode = attr.mode; - } - if (attr.timestamp !== undefined) { - node.timestamp = attr.timestamp; - } - if (attr.size !== undefined) { - MEMFS.resizeFileStorage(node, attr.size); - } - }, - lookup(parent, name) { - throw FS.genericErrors[44]; - }, - mknod(parent, name, mode, dev) { - return MEMFS.createNode(parent, name, mode, dev); - }, - rename(old_node, new_dir, new_name) { - if (FS.isDir(old_node.mode)) { - var new_node; - try { - new_node = FS.lookupNode(new_dir, new_name); - } catch (e) {} - if (new_node) { - for (var i in new_node.contents) { - throw new FS.ErrnoError(55); - } - } - } - delete old_node.parent.contents[old_node.name]; - old_node.parent.timestamp = Date.now(); - old_node.name = new_name; - new_dir.contents[new_name] = old_node; - new_dir.timestamp = old_node.parent.timestamp; - }, - unlink(parent, name) { - delete parent.contents[name]; - parent.timestamp = Date.now(); - }, - rmdir(parent, name) { - var node = FS.lookupNode(parent, name); - for (var i in node.contents) { - throw new FS.ErrnoError(55); - } - delete parent.contents[name]; - parent.timestamp = Date.now(); - }, - readdir(node) { - var entries = [ ".", ".." ]; - for (var key of Object.keys(node.contents)) { - entries.push(key); - } - return entries; - }, - symlink(parent, newname, oldpath) { - var node = MEMFS.createNode(parent, newname, 511 | /* 0777 */ 40960, 0); - node.link = oldpath; - return node; - }, - readlink(node) { - if (!FS.isLink(node.mode)) { - throw new FS.ErrnoError(28); - } - return node.link; - } - }, - stream_ops: { - read(stream, buffer, offset, length, position) { - var contents = stream.node.contents; - if (position >= stream.node.usedBytes) return 0; - var size = Math.min(stream.node.usedBytes - position, length); - if (size > 8 && contents.subarray) { - buffer.set(contents.subarray(position, position + size), offset); - } else { - for (var i = 0; i < size; i++) buffer[offset + i] = contents[position + i]; - } - return size; - }, - write(stream, buffer, offset, length, position, canOwn) { - if (buffer.buffer === HEAP8.buffer) { - canOwn = false; - } - if (!length) return 0; - var node = stream.node; - node.timestamp = Date.now(); - if (buffer.subarray && (!node.contents || node.contents.subarray)) { - if (canOwn) { - node.contents = buffer.subarray(offset, offset + length); - node.usedBytes = length; - return length; - } else if (node.usedBytes === 0 && position === 0) { - node.contents = buffer.slice(offset, offset + length); - node.usedBytes = length; - return length; - } else if (position + length <= node.usedBytes) { - node.contents.set(buffer.subarray(offset, offset + length), position); - return length; - } - } - MEMFS.expandFileStorage(node, position + length); - if (node.contents.subarray && buffer.subarray) { - node.contents.set(buffer.subarray(offset, offset + length), position); - } else { - for (var i = 0; i < length; i++) { - node.contents[position + i] = buffer[offset + i]; - } - } - node.usedBytes = Math.max(node.usedBytes, position + length); - return length; - }, - llseek(stream, offset, whence) { - var position = offset; - if (whence === 1) { - position += stream.position; - } else if (whence === 2) { - if (FS.isFile(stream.node.mode)) { - position += stream.node.usedBytes; - } - } - if (position < 0) { - throw new FS.ErrnoError(28); - } - return position; - }, - allocate(stream, offset, length) { - MEMFS.expandFileStorage(stream.node, offset + length); - stream.node.usedBytes = Math.max(stream.node.usedBytes, offset + length); - }, - mmap(stream, length, position, prot, flags) { - if (!FS.isFile(stream.node.mode)) { - throw new FS.ErrnoError(43); - } - var ptr; - var allocated; - var contents = stream.node.contents; - if (!(flags & 2) && contents.buffer === HEAP8.buffer) { - allocated = false; - ptr = contents.byteOffset; - } else { - if (position > 0 || position + length < contents.length) { - if (contents.subarray) { - contents = contents.subarray(position, position + length); - } else { - contents = Array.prototype.slice.call(contents, position, position + length); - } - } - allocated = true; - ptr = mmapAlloc(length); - if (!ptr) { - throw new FS.ErrnoError(48); - } - HEAP8.set(contents, ptr); - } - return { - ptr: ptr, - allocated: allocated - }; - }, - msync(stream, buffer, offset, length, mmapFlags) { - MEMFS.stream_ops.write(stream, buffer, 0, length, offset, false); - return 0; - } - } -}; - -/** @param {boolean=} noRunDep */ var asyncLoad = (url, onload, onerror, noRunDep) => { - var dep = !noRunDep ? getUniqueRunDependency(`al ${url}`) : ""; - readAsync(url, arrayBuffer => { - onload(new Uint8Array(arrayBuffer)); - if (dep) removeRunDependency(dep); - }, event => { - if (onerror) { - onerror(); - } else { - throw `Loading data file "${url}" failed.`; - } - }); - if (dep) addRunDependency(dep); -}; - -var FS_createDataFile = (parent, name, fileData, canRead, canWrite, canOwn) => { - FS.createDataFile(parent, name, fileData, canRead, canWrite, canOwn); -}; - -var preloadPlugins = Module["preloadPlugins"] || []; - -var FS_handledByPreloadPlugin = (byteArray, fullname, finish, onerror) => { - if (typeof Browser != "undefined") Browser.init(); - var handled = false; - preloadPlugins.forEach(plugin => { - if (handled) return; - if (plugin["canHandle"](fullname)) { - plugin["handle"](byteArray, fullname, finish, onerror); - handled = true; - } - }); - return handled; -}; - -var FS_createPreloadedFile = (parent, name, url, canRead, canWrite, onload, onerror, dontCreateFile, canOwn, preFinish) => { - var fullname = name ? PATH_FS.resolve(PATH.join2(parent, name)) : parent; - var dep = getUniqueRunDependency(`cp ${fullname}`); - function processData(byteArray) { - function finish(byteArray) { - preFinish?.(); - if (!dontCreateFile) { - FS_createDataFile(parent, name, byteArray, canRead, canWrite, canOwn); - } - onload?.(); - removeRunDependency(dep); - } - if (FS_handledByPreloadPlugin(byteArray, fullname, finish, () => { - onerror?.(); - removeRunDependency(dep); - })) { - return; - } - finish(byteArray); - } - addRunDependency(dep); - if (typeof url == "string") { - asyncLoad(url, processData, onerror); - } else { - processData(url); - } -}; - -var FS_modeStringToFlags = str => { - var flagModes = { - "r": 0, - "r+": 2, - "w": 512 | 64 | 1, - "w+": 512 | 64 | 2, - "a": 1024 | 64 | 1, - "a+": 1024 | 64 | 2 - }; - var flags = flagModes[str]; - if (typeof flags == "undefined") { - throw new Error(`Unknown file open mode: ${str}`); - } - return flags; -}; - -var FS_getMode = (canRead, canWrite) => { - var mode = 0; - if (canRead) mode |= 292 | 73; - if (canWrite) mode |= 146; - return mode; -}; - -var ERRNO_CODES = { - "EPERM": 63, - "ENOENT": 44, - "ESRCH": 71, - "EINTR": 27, - "EIO": 29, - "ENXIO": 60, - "E2BIG": 1, - "ENOEXEC": 45, - "EBADF": 8, - "ECHILD": 12, - "EAGAIN": 6, - "EWOULDBLOCK": 6, - "ENOMEM": 48, - "EACCES": 2, - "EFAULT": 21, - "ENOTBLK": 105, - "EBUSY": 10, - "EEXIST": 20, - "EXDEV": 75, - "ENODEV": 43, - "ENOTDIR": 54, - "EISDIR": 31, - "EINVAL": 28, - "ENFILE": 41, - "EMFILE": 33, - "ENOTTY": 59, - "ETXTBSY": 74, - "EFBIG": 22, - "ENOSPC": 51, - "ESPIPE": 70, - "EROFS": 69, - "EMLINK": 34, - "EPIPE": 64, - "EDOM": 18, - "ERANGE": 68, - "ENOMSG": 49, - "EIDRM": 24, - "ECHRNG": 106, - "EL2NSYNC": 156, - "EL3HLT": 107, - "EL3RST": 108, - "ELNRNG": 109, - "EUNATCH": 110, - "ENOCSI": 111, - "EL2HLT": 112, - "EDEADLK": 16, - "ENOLCK": 46, - "EBADE": 113, - "EBADR": 114, - "EXFULL": 115, - "ENOANO": 104, - "EBADRQC": 103, - "EBADSLT": 102, - "EDEADLOCK": 16, - "EBFONT": 101, - "ENOSTR": 100, - "ENODATA": 116, - "ETIME": 117, - "ENOSR": 118, - "ENONET": 119, - "ENOPKG": 120, - "EREMOTE": 121, - "ENOLINK": 47, - "EADV": 122, - "ESRMNT": 123, - "ECOMM": 124, - "EPROTO": 65, - "EMULTIHOP": 36, - "EDOTDOT": 125, - "EBADMSG": 9, - "ENOTUNIQ": 126, - "EBADFD": 127, - "EREMCHG": 128, - "ELIBACC": 129, - "ELIBBAD": 130, - "ELIBSCN": 131, - "ELIBMAX": 132, - "ELIBEXEC": 133, - "ENOSYS": 52, - "ENOTEMPTY": 55, - "ENAMETOOLONG": 37, - "ELOOP": 32, - "EOPNOTSUPP": 138, - "EPFNOSUPPORT": 139, - "ECONNRESET": 15, - "ENOBUFS": 42, - "EAFNOSUPPORT": 5, - "EPROTOTYPE": 67, - "ENOTSOCK": 57, - "ENOPROTOOPT": 50, - "ESHUTDOWN": 140, - "ECONNREFUSED": 14, - "EADDRINUSE": 3, - "ECONNABORTED": 13, - "ENETUNREACH": 40, - "ENETDOWN": 38, - "ETIMEDOUT": 73, - "EHOSTDOWN": 142, - "EHOSTUNREACH": 23, - "EINPROGRESS": 26, - "EALREADY": 7, - "EDESTADDRREQ": 17, - "EMSGSIZE": 35, - "EPROTONOSUPPORT": 66, - "ESOCKTNOSUPPORT": 137, - "EADDRNOTAVAIL": 4, - "ENETRESET": 39, - "EISCONN": 30, - "ENOTCONN": 53, - "ETOOMANYREFS": 141, - "EUSERS": 136, - "EDQUOT": 19, - "ESTALE": 72, - "ENOTSUP": 138, - "ENOMEDIUM": 148, - "EILSEQ": 25, - "EOVERFLOW": 61, - "ECANCELED": 11, - "ENOTRECOVERABLE": 56, - "EOWNERDEAD": 62, - "ESTRPIPE": 135 -}; - -var NODEFS = { - isWindows: false, - staticInit() { - NODEFS.isWindows = !!process.platform.match(/^win/); - var flags = process.binding("constants"); - if (flags["fs"]) { - flags = flags["fs"]; - } - NODEFS.flagsForNodeMap = { - 1024: flags["O_APPEND"], - 64: flags["O_CREAT"], - 128: flags["O_EXCL"], - 256: flags["O_NOCTTY"], - 0: flags["O_RDONLY"], - 2: flags["O_RDWR"], - 4096: flags["O_SYNC"], - 512: flags["O_TRUNC"], - 1: flags["O_WRONLY"], - 131072: flags["O_NOFOLLOW"] - }; - }, - convertNodeCode(e) { - var code = e.code; - return ERRNO_CODES[code]; - }, - tryFSOperation(f) { - try { - return f(); - } catch (e) { - if (!e.code) throw e; - if (e.code === "UNKNOWN") throw new FS.ErrnoError(28); - throw new FS.ErrnoError(NODEFS.convertNodeCode(e)); - } - }, - mount(mount) { - return NODEFS.createNode(null, "/", NODEFS.getMode(mount.opts.root), 0); - }, - createNode(parent, name, mode, dev) { - if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { - throw new FS.ErrnoError(28); - } - var node = FS.createNode(parent, name, mode); - node.node_ops = NODEFS.node_ops; - node.stream_ops = NODEFS.stream_ops; - return node; - }, - getMode(path) { - var stat; - return NODEFS.tryFSOperation(() => { - stat = fs.lstatSync(path); - if (NODEFS.isWindows) { - stat.mode |= (stat.mode & 292) >> 2; - } - return stat.mode; - }); - }, - realPath(node) { - var parts = []; - while (node.parent !== node) { - parts.push(node.name); - node = node.parent; - } - parts.push(node.mount.opts.root); - parts.reverse(); - return PATH.join(...parts); - }, - flagsForNode(flags) { - flags &= ~2097152; - flags &= ~2048; - flags &= ~32768; - flags &= ~524288; - flags &= ~65536; - var newFlags = 0; - for (var k in NODEFS.flagsForNodeMap) { - if (flags & k) { - newFlags |= NODEFS.flagsForNodeMap[k]; - flags ^= k; - } - } - if (flags) { - throw new FS.ErrnoError(28); - } - return newFlags; - }, - node_ops: { - getattr(node) { - var path = NODEFS.realPath(node); - var stat; - NODEFS.tryFSOperation(() => stat = fs.lstatSync(path)); - if (NODEFS.isWindows) { - if (!stat.blksize) { - stat.blksize = 4096; - } - if (!stat.blocks) { - stat.blocks = (stat.size + stat.blksize - 1) / stat.blksize | 0; - } - stat.mode |= (stat.mode & 292) >> 2; - } - return { - dev: stat.dev, - ino: stat.ino, - mode: stat.mode, - nlink: stat.nlink, - uid: stat.uid, - gid: stat.gid, - rdev: stat.rdev, - size: stat.size, - atime: stat.atime, - mtime: stat.mtime, - ctime: stat.ctime, - blksize: stat.blksize, - blocks: stat.blocks - }; - }, - setattr(node, attr) { - var path = NODEFS.realPath(node); - NODEFS.tryFSOperation(() => { - if (attr.mode !== undefined) { - fs.chmodSync(path, attr.mode); - node.mode = attr.mode; - } - if (attr.timestamp !== undefined) { - var date = new Date(attr.timestamp); - fs.utimesSync(path, date, date); - } - if (attr.size !== undefined) { - fs.truncateSync(path, attr.size); - } - }); - }, - lookup(parent, name) { - var path = PATH.join2(NODEFS.realPath(parent), name); - var mode = NODEFS.getMode(path); - return NODEFS.createNode(parent, name, mode); - }, - mknod(parent, name, mode, dev) { - var node = NODEFS.createNode(parent, name, mode, dev); - var path = NODEFS.realPath(node); - NODEFS.tryFSOperation(() => { - if (FS.isDir(node.mode)) { - fs.mkdirSync(path, node.mode); - } else { - fs.writeFileSync(path, "", { - mode: node.mode - }); - } - }); - return node; - }, - rename(oldNode, newDir, newName) { - var oldPath = NODEFS.realPath(oldNode); - var newPath = PATH.join2(NODEFS.realPath(newDir), newName); - NODEFS.tryFSOperation(() => fs.renameSync(oldPath, newPath)); - oldNode.name = newName; - }, - unlink(parent, name) { - var path = PATH.join2(NODEFS.realPath(parent), name); - NODEFS.tryFSOperation(() => fs.unlinkSync(path)); - }, - rmdir(parent, name) { - var path = PATH.join2(NODEFS.realPath(parent), name); - NODEFS.tryFSOperation(() => fs.rmdirSync(path)); - }, - readdir(node) { - var path = NODEFS.realPath(node); - return NODEFS.tryFSOperation(() => fs.readdirSync(path)); - }, - symlink(parent, newName, oldPath) { - var newPath = PATH.join2(NODEFS.realPath(parent), newName); - NODEFS.tryFSOperation(() => fs.symlinkSync(oldPath, newPath)); - }, - readlink(node) { - var path = NODEFS.realPath(node); - return NODEFS.tryFSOperation(() => fs.readlinkSync(path)); - } - }, - stream_ops: { - open(stream) { - var path = NODEFS.realPath(stream.node); - NODEFS.tryFSOperation(() => { - if (FS.isFile(stream.node.mode)) { - stream.shared.refcount = 1; - stream.nfd = fs.openSync(path, NODEFS.flagsForNode(stream.flags)); - } - }); - }, - close(stream) { - NODEFS.tryFSOperation(() => { - if (FS.isFile(stream.node.mode) && stream.nfd && --stream.shared.refcount === 0) { - fs.closeSync(stream.nfd); - } - }); - }, - dup(stream) { - stream.shared.refcount++; - }, - read(stream, buffer, offset, length, position) { - if (length === 0) return 0; - return NODEFS.tryFSOperation(() => fs.readSync(stream.nfd, new Int8Array(buffer.buffer, offset, length), 0, length, position)); - }, - write(stream, buffer, offset, length, position) { - return NODEFS.tryFSOperation(() => fs.writeSync(stream.nfd, new Int8Array(buffer.buffer, offset, length), 0, length, position)); - }, - llseek(stream, offset, whence) { - var position = offset; - if (whence === 1) { - position += stream.position; - } else if (whence === 2) { - if (FS.isFile(stream.node.mode)) { - NODEFS.tryFSOperation(() => { - var stat = fs.fstatSync(stream.nfd); - position += stat.size; - }); - } - } - if (position < 0) { - throw new FS.ErrnoError(28); - } - return position; - }, - mmap(stream, length, position, prot, flags) { - if (!FS.isFile(stream.node.mode)) { - throw new FS.ErrnoError(43); - } - var ptr = mmapAlloc(length); - NODEFS.stream_ops.read(stream, HEAP8, ptr, length, position); - return { - ptr: ptr, - allocated: true - }; - }, - msync(stream, buffer, offset, length, mmapFlags) { - NODEFS.stream_ops.write(stream, buffer, 0, length, offset, false); - return 0; - } - } -}; - -var PROXYFS = { - mount(mount) { - return PROXYFS.createNode(null, "/", mount.opts.fs.lstat(mount.opts.root).mode, 0); - }, - createNode(parent, name, mode, dev) { - if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { - throw new FS.ErrnoError(ERRNO_CODES.EINVAL); - } - var node = FS.createNode(parent, name, mode); - node.node_ops = PROXYFS.node_ops; - node.stream_ops = PROXYFS.stream_ops; - return node; - }, - realPath(node) { - var parts = []; - while (node.parent !== node) { - parts.push(node.name); - node = node.parent; - } - parts.push(node.mount.opts.root); - parts.reverse(); - return PATH.join(...parts); - }, - node_ops: { - getattr(node) { - var path = PROXYFS.realPath(node); - var stat; - try { - stat = node.mount.opts.fs.lstat(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - return { - dev: stat.dev, - ino: stat.ino, - mode: stat.mode, - nlink: stat.nlink, - uid: stat.uid, - gid: stat.gid, - rdev: stat.rdev, - size: stat.size, - atime: stat.atime, - mtime: stat.mtime, - ctime: stat.ctime, - blksize: stat.blksize, - blocks: stat.blocks - }; - }, - setattr(node, attr) { - var path = PROXYFS.realPath(node); - try { - if (attr.mode !== undefined) { - node.mount.opts.fs.chmod(path, attr.mode); - node.mode = attr.mode; - } - if (attr.timestamp !== undefined) { - var date = new Date(attr.timestamp); - node.mount.opts.fs.utime(path, date, date); - } - if (attr.size !== undefined) { - node.mount.opts.fs.truncate(path, attr.size); - } - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - lookup(parent, name) { - try { - var path = PATH.join2(PROXYFS.realPath(parent), name); - var mode = parent.mount.opts.fs.lstat(path).mode; - var node = PROXYFS.createNode(parent, name, mode); - return node; - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - mknod(parent, name, mode, dev) { - var node = PROXYFS.createNode(parent, name, mode, dev); - var path = PROXYFS.realPath(node); - try { - if (FS.isDir(node.mode)) { - node.mount.opts.fs.mkdir(path, node.mode); - } else { - node.mount.opts.fs.writeFile(path, "", { - mode: node.mode - }); - } - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - return node; - }, - rename(oldNode, newDir, newName) { - var oldPath = PROXYFS.realPath(oldNode); - var newPath = PATH.join2(PROXYFS.realPath(newDir), newName); - try { - oldNode.mount.opts.fs.rename(oldPath, newPath); - oldNode.name = newName; - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - unlink(parent, name) { - var path = PATH.join2(PROXYFS.realPath(parent), name); - try { - parent.mount.opts.fs.unlink(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - rmdir(parent, name) { - var path = PATH.join2(PROXYFS.realPath(parent), name); - try { - parent.mount.opts.fs.rmdir(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - readdir(node) { - var path = PROXYFS.realPath(node); - try { - return node.mount.opts.fs.readdir(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - symlink(parent, newName, oldPath) { - var newPath = PATH.join2(PROXYFS.realPath(parent), newName); - try { - parent.mount.opts.fs.symlink(oldPath, newPath); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - readlink(node) { - var path = PROXYFS.realPath(node); - try { - return node.mount.opts.fs.readlink(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - } - }, - stream_ops: { - open(stream) { - var path = PROXYFS.realPath(stream.node); - try { - stream.nfd = stream.node.mount.opts.fs.open(path, stream.flags); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - close(stream) { - try { - stream.node.mount.opts.fs.close(stream.nfd); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - read(stream, buffer, offset, length, position) { - try { - return stream.node.mount.opts.fs.read(stream.nfd, buffer, offset, length, position); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - write(stream, buffer, offset, length, position) { - try { - return stream.node.mount.opts.fs.write(stream.nfd, buffer, offset, length, position); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - llseek(stream, offset, whence) { - var position = offset; - if (whence === 1) { - position += stream.position; - } else if (whence === 2) { - if (FS.isFile(stream.node.mode)) { - try { - var stat = stream.node.node_ops.getattr(stream.node); - position += stat.size; - } catch (e) { - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - } - } - if (position < 0) { - throw new FS.ErrnoError(ERRNO_CODES.EINVAL); - } - return position; - } - } -}; - -var FS = { - root: null, - mounts: [], - devices: {}, - streams: [], - nextInode: 1, - nameTable: null, - currentPath: "/", - initialized: false, - ignorePermissions: true, - ErrnoError: class { - constructor(errno) { - this.name = "ErrnoError"; - this.errno = errno; - } - }, - genericErrors: {}, - filesystems: null, - syncFSRequests: 0, - FSStream: class { - constructor() { - this.shared = {}; - } - get object() { - return this.node; - } - set object(val) { - this.node = val; - } - get isRead() { - return (this.flags & 2097155) !== 1; - } - get isWrite() { - return (this.flags & 2097155) !== 0; - } - get isAppend() { - return (this.flags & 1024); - } - get flags() { - return this.shared.flags; - } - set flags(val) { - this.shared.flags = val; - } - get position() { - return this.shared.position; - } - set position(val) { - this.shared.position = val; - } - }, - FSNode: class { - constructor(parent, name, mode, rdev) { - if (!parent) { - parent = this; - } - this.parent = parent; - this.mount = parent.mount; - this.mounted = null; - this.id = FS.nextInode++; - this.name = name; - this.mode = mode; - this.node_ops = {}; - this.stream_ops = {}; - this.rdev = rdev; - this.readMode = 292 | /*292*/ 73; - /*73*/ this.writeMode = 146; - } - /*146*/ get read() { - return (this.mode & this.readMode) === this.readMode; - } - set read(val) { - val ? this.mode |= this.readMode : this.mode &= ~this.readMode; - } - get write() { - return (this.mode & this.writeMode) === this.writeMode; - } - set write(val) { - val ? this.mode |= this.writeMode : this.mode &= ~this.writeMode; - } - get isFolder() { - return FS.isDir(this.mode); - } - get isDevice() { - return FS.isChrdev(this.mode); - } - }, - lookupPath(path, opts = {}) { - path = PATH_FS.resolve(path); - if (!path) return { - path: "", - node: null - }; - var defaults = { - follow_mount: true, - recurse_count: 0 - }; - opts = Object.assign(defaults, opts); - if (opts.recurse_count > 8) { - throw new FS.ErrnoError(32); - } - var parts = path.split("/").filter(p => !!p); - var current = FS.root; - var current_path = "/"; - for (var i = 0; i < parts.length; i++) { - var islast = (i === parts.length - 1); - if (islast && opts.parent) { - break; - } - current = FS.lookupNode(current, parts[i]); - current_path = PATH.join2(current_path, parts[i]); - if (FS.isMountpoint(current)) { - if (!islast || (islast && opts.follow_mount)) { - current = current.mounted.root; - } - } - if (!islast || opts.follow) { - var count = 0; - while (FS.isLink(current.mode)) { - var link = FS.readlink(current_path); - current_path = PATH_FS.resolve(PATH.dirname(current_path), link); - var lookup = FS.lookupPath(current_path, { - recurse_count: opts.recurse_count + 1 - }); - current = lookup.node; - if (count++ > 40) { - throw new FS.ErrnoError(32); - } - } - } - } - return { - path: current_path, - node: current - }; - }, - getPath(node) { - var path; - while (true) { - if (FS.isRoot(node)) { - var mount = node.mount.mountpoint; - if (!path) return mount; - return mount[mount.length - 1] !== "/" ? `${mount}/${path}` : mount + path; - } - path = path ? `${node.name}/${path}` : node.name; - node = node.parent; - } - }, - hashName(parentid, name) { - var hash = 0; - for (var i = 0; i < name.length; i++) { - hash = ((hash << 5) - hash + name.charCodeAt(i)) | 0; - } - return ((parentid + hash) >>> 0) % FS.nameTable.length; - }, - hashAddNode(node) { - var hash = FS.hashName(node.parent.id, node.name); - node.name_next = FS.nameTable[hash]; - FS.nameTable[hash] = node; - }, - hashRemoveNode(node) { - var hash = FS.hashName(node.parent.id, node.name); - if (FS.nameTable[hash] === node) { - FS.nameTable[hash] = node.name_next; - } else { - var current = FS.nameTable[hash]; - while (current) { - if (current.name_next === node) { - current.name_next = node.name_next; - break; - } - current = current.name_next; - } - } - }, - lookupNode(parent, name) { - var errCode = FS.mayLookup(parent); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - var hash = FS.hashName(parent.id, name); - for (var node = FS.nameTable[hash]; node; node = node.name_next) { - var nodeName = node.name; - if (node.parent.id === parent.id && nodeName === name) { - return node; - } - } - return FS.lookup(parent, name); - }, - createNode(parent, name, mode, rdev) { - var node = new FS.FSNode(parent, name, mode, rdev); - FS.hashAddNode(node); - return node; - }, - destroyNode(node) { - FS.hashRemoveNode(node); - }, - isRoot(node) { - return node === node.parent; - }, - isMountpoint(node) { - return !!node.mounted; - }, - isFile(mode) { - return (mode & 61440) === 32768; - }, - isDir(mode) { - return (mode & 61440) === 16384; - }, - isLink(mode) { - return (mode & 61440) === 40960; - }, - isChrdev(mode) { - return (mode & 61440) === 8192; - }, - isBlkdev(mode) { - return (mode & 61440) === 24576; - }, - isFIFO(mode) { - return (mode & 61440) === 4096; - }, - isSocket(mode) { - return (mode & 49152) === 49152; - }, - flagsToPermissionString(flag) { - var perms = [ "r", "w", "rw" ][flag & 3]; - if ((flag & 512)) { - perms += "w"; - } - return perms; - }, - nodePermissions(node, perms) { - if (FS.ignorePermissions) { - return 0; - } - if (perms.includes("r") && !(node.mode & 292)) { - return 2; - } else if (perms.includes("w") && !(node.mode & 146)) { - return 2; - } else if (perms.includes("x") && !(node.mode & 73)) { - return 2; - } - return 0; - }, - mayLookup(dir) { - if (!FS.isDir(dir.mode)) return 54; - var errCode = FS.nodePermissions(dir, "x"); - if (errCode) return errCode; - if (!dir.node_ops.lookup) return 2; - return 0; - }, - mayCreate(dir, name) { - try { - var node = FS.lookupNode(dir, name); - return 20; - } catch (e) {} - return FS.nodePermissions(dir, "wx"); - }, - mayDelete(dir, name, isdir) { - var node; - try { - node = FS.lookupNode(dir, name); - } catch (e) { - return e.errno; - } - var errCode = FS.nodePermissions(dir, "wx"); - if (errCode) { - return errCode; - } - if (isdir) { - if (!FS.isDir(node.mode)) { - return 54; - } - if (FS.isRoot(node) || FS.getPath(node) === FS.cwd()) { - return 10; - } - } else { - if (FS.isDir(node.mode)) { - return 31; - } - } - return 0; - }, - mayOpen(node, flags) { - if (!node) { - return 44; - } - if (FS.isLink(node.mode)) { - return 32; - } else if (FS.isDir(node.mode)) { - if (FS.flagsToPermissionString(flags) !== "r" || (flags & 512)) { - return 31; - } - } - return FS.nodePermissions(node, FS.flagsToPermissionString(flags)); - }, - MAX_OPEN_FDS: 4096, - nextfd() { - for (var fd = 0; fd <= FS.MAX_OPEN_FDS; fd++) { - if (!FS.streams[fd]) { - return fd; - } - } - throw new FS.ErrnoError(33); - }, - getStreamChecked(fd) { - var stream = FS.getStream(fd); - if (!stream) { - throw new FS.ErrnoError(8); - } - return stream; - }, - getStream: fd => FS.streams[fd], - createStream(stream, fd = -1) { - stream = Object.assign(new FS.FSStream, stream); - if (fd == -1) { - fd = FS.nextfd(); - } - stream.fd = fd; - FS.streams[fd] = stream; - return stream; - }, - closeStream(fd) { - FS.streams[fd] = null; - }, - dupStream(origStream, fd = -1) { - var stream = FS.createStream(origStream, fd); - stream.stream_ops?.dup?.(stream); - return stream; - }, - chrdev_stream_ops: { - open(stream) { - var device = FS.getDevice(stream.node.rdev); - stream.stream_ops = device.stream_ops; - stream.stream_ops.open?.(stream); - }, - llseek() { - throw new FS.ErrnoError(70); - } - }, - major: dev => ((dev) >> 8), - minor: dev => ((dev) & 255), - makedev: (ma, mi) => ((ma) << 8 | (mi)), - registerDevice(dev, ops) { - FS.devices[dev] = { - stream_ops: ops - }; - }, - getDevice: dev => FS.devices[dev], - getMounts(mount) { - var mounts = []; - var check = [ mount ]; - while (check.length) { - var m = check.pop(); - mounts.push(m); - check.push(...m.mounts); - } - return mounts; - }, - syncfs(populate, callback) { - if (typeof populate == "function") { - callback = populate; - populate = false; - } - FS.syncFSRequests++; - if (FS.syncFSRequests > 1) { - err(`warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work`); - } - var mounts = FS.getMounts(FS.root.mount); - var completed = 0; - function doCallback(errCode) { - FS.syncFSRequests--; - return callback(errCode); - } - function done(errCode) { - if (errCode) { - if (!done.errored) { - done.errored = true; - return doCallback(errCode); - } - return; - } - if (++completed >= mounts.length) { - doCallback(null); - } - } - mounts.forEach(mount => { - if (!mount.type.syncfs) { - return done(null); - } - mount.type.syncfs(mount, populate, done); - }); - }, - mount(type, opts, mountpoint) { - var root = mountpoint === "/"; - var pseudo = !mountpoint; - var node; - if (root && FS.root) { - throw new FS.ErrnoError(10); - } else if (!root && !pseudo) { - var lookup = FS.lookupPath(mountpoint, { - follow_mount: false - }); - mountpoint = lookup.path; - node = lookup.node; - if (FS.isMountpoint(node)) { - throw new FS.ErrnoError(10); - } - if (!FS.isDir(node.mode)) { - throw new FS.ErrnoError(54); - } - } - var mount = { - type: type, - opts: opts, - mountpoint: mountpoint, - mounts: [] - }; - var mountRoot = type.mount(mount); - mountRoot.mount = mount; - mount.root = mountRoot; - if (root) { - FS.root = mountRoot; - } else if (node) { - node.mounted = mount; - if (node.mount) { - node.mount.mounts.push(mount); - } - } - return mountRoot; - }, - unmount(mountpoint) { - var lookup = FS.lookupPath(mountpoint, { - follow_mount: false - }); - if (!FS.isMountpoint(lookup.node)) { - throw new FS.ErrnoError(28); - } - var node = lookup.node; - var mount = node.mounted; - var mounts = FS.getMounts(mount); - Object.keys(FS.nameTable).forEach(hash => { - var current = FS.nameTable[hash]; - while (current) { - var next = current.name_next; - if (mounts.includes(current.mount)) { - FS.destroyNode(current); - } - current = next; - } - }); - node.mounted = null; - var idx = node.mount.mounts.indexOf(mount); - node.mount.mounts.splice(idx, 1); - }, - lookup(parent, name) { - return parent.node_ops.lookup(parent, name); - }, - mknod(path, mode, dev) { - var lookup = FS.lookupPath(path, { - parent: true - }); - var parent = lookup.node; - var name = PATH.basename(path); - if (!name || name === "." || name === "..") { - throw new FS.ErrnoError(28); - } - var errCode = FS.mayCreate(parent, name); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!parent.node_ops.mknod) { - throw new FS.ErrnoError(63); - } - return parent.node_ops.mknod(parent, name, mode, dev); - }, - create(path, mode) { - mode = mode !== undefined ? mode : 438; - /* 0666 */ mode &= 4095; - mode |= 32768; - return FS.mknod(path, mode, 0); - }, - mkdir(path, mode) { - mode = mode !== undefined ? mode : 511; - /* 0777 */ mode &= 511 | 512; - mode |= 16384; - return FS.mknod(path, mode, 0); - }, - mkdirTree(path, mode) { - var dirs = path.split("/"); - var d = ""; - for (var i = 0; i < dirs.length; ++i) { - if (!dirs[i]) continue; - d += "/" + dirs[i]; - try { - FS.mkdir(d, mode); - } catch (e) { - if (e.errno != 20) throw e; - } - } - }, - mkdev(path, mode, dev) { - if (typeof dev == "undefined") { - dev = mode; - mode = 438; - } - /* 0666 */ mode |= 8192; - return FS.mknod(path, mode, dev); - }, - symlink(oldpath, newpath) { - if (!PATH_FS.resolve(oldpath)) { - throw new FS.ErrnoError(44); - } - var lookup = FS.lookupPath(newpath, { - parent: true - }); - var parent = lookup.node; - if (!parent) { - throw new FS.ErrnoError(44); - } - var newname = PATH.basename(newpath); - var errCode = FS.mayCreate(parent, newname); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!parent.node_ops.symlink) { - throw new FS.ErrnoError(63); - } - return parent.node_ops.symlink(parent, newname, oldpath); - }, - rename(old_path, new_path) { - var old_dirname = PATH.dirname(old_path); - var new_dirname = PATH.dirname(new_path); - var old_name = PATH.basename(old_path); - var new_name = PATH.basename(new_path); - var lookup, old_dir, new_dir; - lookup = FS.lookupPath(old_path, { - parent: true - }); - old_dir = lookup.node; - lookup = FS.lookupPath(new_path, { - parent: true - }); - new_dir = lookup.node; - if (!old_dir || !new_dir) throw new FS.ErrnoError(44); - if (old_dir.mount !== new_dir.mount) { - throw new FS.ErrnoError(75); - } - var old_node = FS.lookupNode(old_dir, old_name); - var relative = PATH_FS.relative(old_path, new_dirname); - if (relative.charAt(0) !== ".") { - throw new FS.ErrnoError(28); - } - relative = PATH_FS.relative(new_path, old_dirname); - if (relative.charAt(0) !== ".") { - throw new FS.ErrnoError(55); - } - var new_node; - try { - new_node = FS.lookupNode(new_dir, new_name); - } catch (e) {} - if (old_node === new_node) { - return; - } - var isdir = FS.isDir(old_node.mode); - var errCode = FS.mayDelete(old_dir, old_name, isdir); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - errCode = new_node ? FS.mayDelete(new_dir, new_name, isdir) : FS.mayCreate(new_dir, new_name); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!old_dir.node_ops.rename) { - throw new FS.ErrnoError(63); - } - if (FS.isMountpoint(old_node) || (new_node && FS.isMountpoint(new_node))) { - throw new FS.ErrnoError(10); - } - if (new_dir !== old_dir) { - errCode = FS.nodePermissions(old_dir, "w"); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - } - FS.hashRemoveNode(old_node); - try { - old_dir.node_ops.rename(old_node, new_dir, new_name); - old_node.parent = new_dir; - } catch (e) { - throw e; - } finally { - FS.hashAddNode(old_node); - } - }, - rmdir(path) { - var lookup = FS.lookupPath(path, { - parent: true - }); - var parent = lookup.node; - var name = PATH.basename(path); - var node = FS.lookupNode(parent, name); - var errCode = FS.mayDelete(parent, name, true); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!parent.node_ops.rmdir) { - throw new FS.ErrnoError(63); - } - if (FS.isMountpoint(node)) { - throw new FS.ErrnoError(10); - } - parent.node_ops.rmdir(parent, name); - FS.destroyNode(node); - }, - readdir(path) { - var lookup = FS.lookupPath(path, { - follow: true - }); - var node = lookup.node; - if (!node.node_ops.readdir) { - throw new FS.ErrnoError(54); - } - return node.node_ops.readdir(node); - }, - unlink(path) { - var lookup = FS.lookupPath(path, { - parent: true - }); - var parent = lookup.node; - if (!parent) { - throw new FS.ErrnoError(44); - } - var name = PATH.basename(path); - var node = FS.lookupNode(parent, name); - var errCode = FS.mayDelete(parent, name, false); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!parent.node_ops.unlink) { - throw new FS.ErrnoError(63); - } - if (FS.isMountpoint(node)) { - throw new FS.ErrnoError(10); - } - parent.node_ops.unlink(parent, name); - FS.destroyNode(node); - }, - readlink(path) { - var lookup = FS.lookupPath(path); - var link = lookup.node; - if (!link) { - throw new FS.ErrnoError(44); - } - if (!link.node_ops.readlink) { - throw new FS.ErrnoError(28); - } - return PATH_FS.resolve(FS.getPath(link.parent), link.node_ops.readlink(link)); - }, - stat(path, dontFollow) { - var lookup = FS.lookupPath(path, { - follow: !dontFollow - }); - var node = lookup.node; - if (!node) { - throw new FS.ErrnoError(44); - } - if (!node.node_ops.getattr) { - throw new FS.ErrnoError(63); - } - return node.node_ops.getattr(node); - }, - lstat(path) { - return FS.stat(path, true); - }, - chmod(path, mode, dontFollow) { - var node; - if (typeof path == "string") { - var lookup = FS.lookupPath(path, { - follow: !dontFollow - }); - node = lookup.node; - } else { - node = path; - } - if (!node.node_ops.setattr) { - throw new FS.ErrnoError(63); - } - node.node_ops.setattr(node, { - mode: (mode & 4095) | (node.mode & ~4095), - timestamp: Date.now() - }); - }, - lchmod(path, mode) { - FS.chmod(path, mode, true); - }, - fchmod(fd, mode) { - var stream = FS.getStreamChecked(fd); - FS.chmod(stream.node, mode); - }, - chown(path, uid, gid, dontFollow) { - var node; - if (typeof path == "string") { - var lookup = FS.lookupPath(path, { - follow: !dontFollow - }); - node = lookup.node; - } else { - node = path; - } - if (!node.node_ops.setattr) { - throw new FS.ErrnoError(63); - } - node.node_ops.setattr(node, { - timestamp: Date.now() - }); - }, - lchown(path, uid, gid) { - FS.chown(path, uid, gid, true); - }, - fchown(fd, uid, gid) { - var stream = FS.getStreamChecked(fd); - FS.chown(stream.node, uid, gid); - }, - truncate(path, len) { - if (len < 0) { - throw new FS.ErrnoError(28); - } - var node; - if (typeof path == "string") { - var lookup = FS.lookupPath(path, { - follow: true - }); - node = lookup.node; - } else { - node = path; - } - if (!node.node_ops.setattr) { - throw new FS.ErrnoError(63); - } - if (FS.isDir(node.mode)) { - throw new FS.ErrnoError(31); - } - if (!FS.isFile(node.mode)) { - throw new FS.ErrnoError(28); - } - var errCode = FS.nodePermissions(node, "w"); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - node.node_ops.setattr(node, { - size: len, - timestamp: Date.now() - }); - }, - ftruncate(fd, len) { - var stream = FS.getStreamChecked(fd); - if ((stream.flags & 2097155) === 0) { - throw new FS.ErrnoError(28); - } - FS.truncate(stream.node, len); - }, - utime(path, atime, mtime) { - var lookup = FS.lookupPath(path, { - follow: true - }); - var node = lookup.node; - node.node_ops.setattr(node, { - timestamp: Math.max(atime, mtime) - }); - }, - open(path, flags, mode) { - if (path === "") { - throw new FS.ErrnoError(44); - } - flags = typeof flags == "string" ? FS_modeStringToFlags(flags) : flags; - if ((flags & 64)) { - mode = typeof mode == "undefined" ? 438 : /* 0666 */ mode; - mode = (mode & 4095) | 32768; - } else { - mode = 0; - } - var node; - if (typeof path == "object") { - node = path; - } else { - path = PATH.normalize(path); - try { - var lookup = FS.lookupPath(path, { - follow: !(flags & 131072) - }); - node = lookup.node; - } catch (e) {} - } - var created = false; - if ((flags & 64)) { - if (node) { - if ((flags & 128)) { - throw new FS.ErrnoError(20); - } - } else { - node = FS.mknod(path, mode, 0); - created = true; - } - } - if (!node) { - throw new FS.ErrnoError(44); - } - if (FS.isChrdev(node.mode)) { - flags &= ~512; - } - if ((flags & 65536) && !FS.isDir(node.mode)) { - throw new FS.ErrnoError(54); - } - if (!created) { - var errCode = FS.mayOpen(node, flags); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - } - if ((flags & 512) && !created) { - FS.truncate(node, 0); - } - flags &= ~(128 | 512 | 131072); - var stream = FS.createStream({ - node: node, - path: FS.getPath(node), - flags: flags, - seekable: true, - position: 0, - stream_ops: node.stream_ops, - ungotten: [], - error: false - }); - if (stream.stream_ops.open) { - stream.stream_ops.open(stream); - } - if (Module["logReadFiles"] && !(flags & 1)) { - if (!FS.readFiles) FS.readFiles = {}; - if (!(path in FS.readFiles)) { - FS.readFiles[path] = 1; - } - } - return stream; - }, - close(stream) { - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if (stream.getdents) stream.getdents = null; - try { - if (stream.stream_ops.close) { - stream.stream_ops.close(stream); - } - } catch (e) { - throw e; - } finally { - FS.closeStream(stream.fd); - } - stream.fd = null; - }, - isClosed(stream) { - return stream.fd === null; - }, - llseek(stream, offset, whence) { - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if (!stream.seekable || !stream.stream_ops.llseek) { - throw new FS.ErrnoError(70); - } - if (whence != 0 && whence != 1 && whence != 2) { - throw new FS.ErrnoError(28); - } - stream.position = stream.stream_ops.llseek(stream, offset, whence); - stream.ungotten = []; - return stream.position; - }, - read(stream, buffer, offset, length, position) { - if (length < 0 || position < 0) { - throw new FS.ErrnoError(28); - } - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if ((stream.flags & 2097155) === 1) { - throw new FS.ErrnoError(8); - } - if (FS.isDir(stream.node.mode)) { - throw new FS.ErrnoError(31); - } - if (!stream.stream_ops.read) { - throw new FS.ErrnoError(28); - } - var seeking = typeof position != "undefined"; - if (!seeking) { - position = stream.position; - } else if (!stream.seekable) { - throw new FS.ErrnoError(70); - } - var bytesRead = stream.stream_ops.read(stream, buffer, offset, length, position); - if (!seeking) stream.position += bytesRead; - return bytesRead; - }, - write(stream, buffer, offset, length, position, canOwn) { - if (length < 0 || position < 0) { - throw new FS.ErrnoError(28); - } - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if ((stream.flags & 2097155) === 0) { - throw new FS.ErrnoError(8); - } - if (FS.isDir(stream.node.mode)) { - throw new FS.ErrnoError(31); - } - if (!stream.stream_ops.write) { - throw new FS.ErrnoError(28); - } - if (stream.seekable && stream.flags & 1024) { - FS.llseek(stream, 0, 2); - } - var seeking = typeof position != "undefined"; - if (!seeking) { - position = stream.position; - } else if (!stream.seekable) { - throw new FS.ErrnoError(70); - } - var bytesWritten = stream.stream_ops.write(stream, buffer, offset, length, position, canOwn); - if (!seeking) stream.position += bytesWritten; - return bytesWritten; - }, - allocate(stream, offset, length) { - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if (offset < 0 || length <= 0) { - throw new FS.ErrnoError(28); - } - if ((stream.flags & 2097155) === 0) { - throw new FS.ErrnoError(8); - } - if (!FS.isFile(stream.node.mode) && !FS.isDir(stream.node.mode)) { - throw new FS.ErrnoError(43); - } - if (!stream.stream_ops.allocate) { - throw new FS.ErrnoError(138); - } - stream.stream_ops.allocate(stream, offset, length); - }, - mmap(stream, length, position, prot, flags) { - if ((prot & 2) !== 0 && (flags & 2) === 0 && (stream.flags & 2097155) !== 2) { - throw new FS.ErrnoError(2); - } - if ((stream.flags & 2097155) === 1) { - throw new FS.ErrnoError(2); - } - if (!stream.stream_ops.mmap) { - throw new FS.ErrnoError(43); - } - return stream.stream_ops.mmap(stream, length, position, prot, flags); - }, - msync(stream, buffer, offset, length, mmapFlags) { - if (!stream.stream_ops.msync) { - return 0; - } - return stream.stream_ops.msync(stream, buffer, offset, length, mmapFlags); - }, - ioctl(stream, cmd, arg) { - if (!stream.stream_ops.ioctl) { - throw new FS.ErrnoError(59); - } - return stream.stream_ops.ioctl(stream, cmd, arg); - }, - readFile(path, opts = {}) { - opts.flags = opts.flags || 0; - opts.encoding = opts.encoding || "binary"; - if (opts.encoding !== "utf8" && opts.encoding !== "binary") { - throw new Error(`Invalid encoding type "${opts.encoding}"`); - } - var ret; - var stream = FS.open(path, opts.flags); - var stat = FS.stat(path); - var length = stat.size; - var buf = new Uint8Array(length); - FS.read(stream, buf, 0, length, 0); - if (opts.encoding === "utf8") { - ret = UTF8ArrayToString(buf, 0); - } else if (opts.encoding === "binary") { - ret = buf; - } - FS.close(stream); - return ret; - }, - writeFile(path, data, opts = {}) { - opts.flags = opts.flags || 577; - var stream = FS.open(path, opts.flags, opts.mode); - if (typeof data == "string") { - var buf = new Uint8Array(lengthBytesUTF8(data) + 1); - var actualNumBytes = stringToUTF8Array(data, buf, 0, buf.length); - FS.write(stream, buf, 0, actualNumBytes, undefined, opts.canOwn); - } else if (ArrayBuffer.isView(data)) { - FS.write(stream, data, 0, data.byteLength, undefined, opts.canOwn); - } else { - throw new Error("Unsupported data type"); - } - FS.close(stream); - }, - cwd: () => FS.currentPath, - chdir(path) { - var lookup = FS.lookupPath(path, { - follow: true - }); - if (lookup.node === null) { - throw new FS.ErrnoError(44); - } - if (!FS.isDir(lookup.node.mode)) { - throw new FS.ErrnoError(54); - } - var errCode = FS.nodePermissions(lookup.node, "x"); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - FS.currentPath = lookup.path; - }, - createDefaultDirectories() { - FS.mkdir("/tmp"); - FS.mkdir("/home"); - FS.mkdir("/home/web_user"); - }, - createDefaultDevices() { - FS.mkdir("/dev"); - FS.registerDevice(FS.makedev(1, 3), { - read: () => 0, - write: (stream, buffer, offset, length, pos) => length - }); - FS.mkdev("/dev/null", FS.makedev(1, 3)); - TTY.register(FS.makedev(5, 0), TTY.default_tty_ops); - TTY.register(FS.makedev(6, 0), TTY.default_tty1_ops); - FS.mkdev("/dev/tty", FS.makedev(5, 0)); - FS.mkdev("/dev/tty1", FS.makedev(6, 0)); - var randomBuffer = new Uint8Array(1024), randomLeft = 0; - var randomByte = () => { - if (randomLeft === 0) { - randomLeft = randomFill(randomBuffer).byteLength; - } - return randomBuffer[--randomLeft]; - }; - FS.createDevice("/dev", "random", randomByte); - FS.createDevice("/dev", "urandom", randomByte); - FS.mkdir("/dev/shm"); - FS.mkdir("/dev/shm/tmp"); - }, - createSpecialDirectories() { - FS.mkdir("/proc"); - var proc_self = FS.mkdir("/proc/self"); - FS.mkdir("/proc/self/fd"); - FS.mount({ - mount() { - var node = FS.createNode(proc_self, "fd", 16384 | 511, /* 0777 */ 73); - node.node_ops = { - lookup(parent, name) { - var fd = +name; - var stream = FS.getStreamChecked(fd); - var ret = { - parent: null, - mount: { - mountpoint: "fake" - }, - node_ops: { - readlink: () => stream.path - } - }; - ret.parent = ret; - return ret; - } - }; - return node; - } - }, {}, "/proc/self/fd"); - }, - createStandardStreams() { - if (Module["stdin"]) { - FS.createDevice("/dev", "stdin", Module["stdin"]); - } else { - FS.symlink("/dev/tty", "/dev/stdin"); - } - if (Module["stdout"]) { - FS.createDevice("/dev", "stdout", null, Module["stdout"]); - } else { - FS.symlink("/dev/tty", "/dev/stdout"); - } - if (Module["stderr"]) { - FS.createDevice("/dev", "stderr", null, Module["stderr"]); - } else { - FS.symlink("/dev/tty1", "/dev/stderr"); - } - var stdin = FS.open("/dev/stdin", 0); - var stdout = FS.open("/dev/stdout", 1); - var stderr = FS.open("/dev/stderr", 1); - }, - staticInit() { - [ 44 ].forEach(code => { - FS.genericErrors[code] = new FS.ErrnoError(code); - FS.genericErrors[code].stack = ""; - }); - FS.nameTable = new Array(4096); - FS.mount(MEMFS, {}, "/"); - FS.createDefaultDirectories(); - FS.createDefaultDevices(); - FS.createSpecialDirectories(); - FS.filesystems = { - "MEMFS": MEMFS, - "NODEFS": NODEFS, - "PROXYFS": PROXYFS - }; - }, - init(input, output, error) { - FS.init.initialized = true; - Module["stdin"] = input || Module["stdin"]; - Module["stdout"] = output || Module["stdout"]; - Module["stderr"] = error || Module["stderr"]; - FS.createStandardStreams(); - }, - quit() { - FS.init.initialized = false; - _fflush(0); - for (var i = 0; i < FS.streams.length; i++) { - var stream = FS.streams[i]; - if (!stream) { - continue; - } - FS.close(stream); - } - }, - findObject(path, dontResolveLastLink) { - var ret = FS.analyzePath(path, dontResolveLastLink); - if (!ret.exists) { - return null; - } - return ret.object; - }, - analyzePath(path, dontResolveLastLink) { - try { - var lookup = FS.lookupPath(path, { - follow: !dontResolveLastLink - }); - path = lookup.path; - } catch (e) {} - var ret = { - isRoot: false, - exists: false, - error: 0, - name: null, - path: null, - object: null, - parentExists: false, - parentPath: null, - parentObject: null - }; - try { - var lookup = FS.lookupPath(path, { - parent: true - }); - ret.parentExists = true; - ret.parentPath = lookup.path; - ret.parentObject = lookup.node; - ret.name = PATH.basename(path); - lookup = FS.lookupPath(path, { - follow: !dontResolveLastLink - }); - ret.exists = true; - ret.path = lookup.path; - ret.object = lookup.node; - ret.name = lookup.node.name; - ret.isRoot = lookup.path === "/"; - } catch (e) { - ret.error = e.errno; - } - return ret; - }, - createPath(parent, path, canRead, canWrite) { - parent = typeof parent == "string" ? parent : FS.getPath(parent); - var parts = path.split("/").reverse(); - while (parts.length) { - var part = parts.pop(); - if (!part) continue; - var current = PATH.join2(parent, part); - try { - FS.mkdir(current); - } catch (e) {} - parent = current; - } - return current; - }, - createFile(parent, name, properties, canRead, canWrite) { - var path = PATH.join2(typeof parent == "string" ? parent : FS.getPath(parent), name); - var mode = FS_getMode(canRead, canWrite); - return FS.create(path, mode); - }, - createDataFile(parent, name, data, canRead, canWrite, canOwn) { - var path = name; - if (parent) { - parent = typeof parent == "string" ? parent : FS.getPath(parent); - path = name ? PATH.join2(parent, name) : parent; - } - var mode = FS_getMode(canRead, canWrite); - var node = FS.create(path, mode); - if (data) { - if (typeof data == "string") { - var arr = new Array(data.length); - for (var i = 0, len = data.length; i < len; ++i) arr[i] = data.charCodeAt(i); - data = arr; - } - FS.chmod(node, mode | 146); - var stream = FS.open(node, 577); - FS.write(stream, data, 0, data.length, 0, canOwn); - FS.close(stream); - FS.chmod(node, mode); - } - }, - createDevice(parent, name, input, output) { - var path = PATH.join2(typeof parent == "string" ? parent : FS.getPath(parent), name); - var mode = FS_getMode(!!input, !!output); - if (!FS.createDevice.major) FS.createDevice.major = 64; - var dev = FS.makedev(FS.createDevice.major++, 0); - FS.registerDevice(dev, { - open(stream) { - stream.seekable = false; - }, - close(stream) { - if (output?.buffer?.length) { - output(10); - } - }, - read(stream, buffer, offset, length, pos) { - /* ignored */ var bytesRead = 0; - for (var i = 0; i < length; i++) { - var result; - try { - result = input(); - } catch (e) { - throw new FS.ErrnoError(29); - } - if (result === undefined && bytesRead === 0) { - throw new FS.ErrnoError(6); - } - if (result === null || result === undefined) break; - bytesRead++; - buffer[offset + i] = result; - } - if (bytesRead) { - stream.node.timestamp = Date.now(); - } - return bytesRead; - }, - write(stream, buffer, offset, length, pos) { - for (var i = 0; i < length; i++) { - try { - output(buffer[offset + i]); - } catch (e) { - throw new FS.ErrnoError(29); - } - } - if (length) { - stream.node.timestamp = Date.now(); - } - return i; - } - }); - return FS.mkdev(path, mode, dev); - }, - forceLoadFile(obj) { - if (obj.isDevice || obj.isFolder || obj.link || obj.contents) return true; - if (typeof XMLHttpRequest != "undefined") { - throw new Error("Lazy loading should have been performed (contents set) in createLazyFile, but it was not. Lazy loading only works in web workers. Use --embed-file or --preload-file in emcc on the main thread."); - } else if (read_) { - try { - obj.contents = intArrayFromString(read_(obj.url), true); - obj.usedBytes = obj.contents.length; - } catch (e) { - throw new FS.ErrnoError(29); - } - } else { - throw new Error("Cannot load without read() or XMLHttpRequest."); - } - }, - createLazyFile(parent, name, url, canRead, canWrite) { - class LazyUint8Array { - constructor() { - this.lengthKnown = false; - this.chunks = []; - } - get(idx) { - if (idx > this.length - 1 || idx < 0) { - return undefined; - } - var chunkOffset = idx % this.chunkSize; - var chunkNum = (idx / this.chunkSize) | 0; - return this.getter(chunkNum)[chunkOffset]; - } - setDataGetter(getter) { - this.getter = getter; - } - cacheLength() { - var xhr = new XMLHttpRequest; - xhr.open("HEAD", url, false); - xhr.send(null); - if (!(xhr.status >= 200 && xhr.status < 300 || xhr.status === 304)) throw new Error("Couldn't load " + url + ". Status: " + xhr.status); - var datalength = Number(xhr.getResponseHeader("Content-length")); - var header; - var hasByteServing = (header = xhr.getResponseHeader("Accept-Ranges")) && header === "bytes"; - var usesGzip = (header = xhr.getResponseHeader("Content-Encoding")) && header === "gzip"; - var chunkSize = 1024 * 1024; - if (!hasByteServing) chunkSize = datalength; - var doXHR = (from, to) => { - if (from > to) throw new Error("invalid range (" + from + ", " + to + ") or no bytes requested!"); - if (to > datalength - 1) throw new Error("only " + datalength + " bytes available! programmer error!"); - var xhr = new XMLHttpRequest; - xhr.open("GET", url, false); - if (datalength !== chunkSize) xhr.setRequestHeader("Range", "bytes=" + from + "-" + to); - xhr.responseType = "arraybuffer"; - if (xhr.overrideMimeType) { - xhr.overrideMimeType("text/plain; charset=x-user-defined"); - } - xhr.send(null); - if (!(xhr.status >= 200 && xhr.status < 300 || xhr.status === 304)) throw new Error("Couldn't load " + url + ". Status: " + xhr.status); - if (xhr.response !== undefined) { - return new Uint8Array(/** @type{Array} */ (xhr.response || [])); - } - return intArrayFromString(xhr.responseText || "", true); - }; - var lazyArray = this; - lazyArray.setDataGetter(chunkNum => { - var start = chunkNum * chunkSize; - var end = (chunkNum + 1) * chunkSize - 1; - end = Math.min(end, datalength - 1); - if (typeof lazyArray.chunks[chunkNum] == "undefined") { - lazyArray.chunks[chunkNum] = doXHR(start, end); - } - if (typeof lazyArray.chunks[chunkNum] == "undefined") throw new Error("doXHR failed!"); - return lazyArray.chunks[chunkNum]; - }); - if (usesGzip || !datalength) { - chunkSize = datalength = 1; - datalength = this.getter(0).length; - chunkSize = datalength; - out("LazyFiles on gzip forces download of the whole file when length is accessed"); - } - this._length = datalength; - this._chunkSize = chunkSize; - this.lengthKnown = true; - } - get length() { - if (!this.lengthKnown) { - this.cacheLength(); - } - return this._length; - } - get chunkSize() { - if (!this.lengthKnown) { - this.cacheLength(); - } - return this._chunkSize; - } - } - if (typeof XMLHttpRequest != "undefined") { - if (!ENVIRONMENT_IS_WORKER) throw "Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc"; - var lazyArray = new LazyUint8Array; - var properties = { - isDevice: false, - contents: lazyArray - }; - } else { - var properties = { - isDevice: false, - url: url - }; - } - var node = FS.createFile(parent, name, properties, canRead, canWrite); - if (properties.contents) { - node.contents = properties.contents; - } else if (properties.url) { - node.contents = null; - node.url = properties.url; - } - Object.defineProperties(node, { - usedBytes: { - get: function() { - return this.contents.length; - } - } - }); - var stream_ops = {}; - var keys = Object.keys(node.stream_ops); - keys.forEach(key => { - var fn = node.stream_ops[key]; - stream_ops[key] = (...args) => { - FS.forceLoadFile(node); - return fn(...args); - }; - }); - function writeChunks(stream, buffer, offset, length, position) { - var contents = stream.node.contents; - if (position >= contents.length) return 0; - var size = Math.min(contents.length - position, length); - if (contents.slice) { - for (var i = 0; i < size; i++) { - buffer[offset + i] = contents[position + i]; - } - } else { - for (var i = 0; i < size; i++) { - buffer[offset + i] = contents.get(position + i); - } - } - return size; - } - stream_ops.read = (stream, buffer, offset, length, position) => { - FS.forceLoadFile(node); - return writeChunks(stream, buffer, offset, length, position); - }; - stream_ops.mmap = (stream, length, position, prot, flags) => { - FS.forceLoadFile(node); - var ptr = mmapAlloc(length); - if (!ptr) { - throw new FS.ErrnoError(48); - } - writeChunks(stream, HEAP8, ptr, length, position); - return { - ptr: ptr, - allocated: true - }; - }; - node.stream_ops = stream_ops; - return node; - } -}; - -Module["FS"] = FS; - -var SOCKFS = { - mount(mount) { - Module["websocket"] = (Module["websocket"] && ("object" === typeof Module["websocket"])) ? Module["websocket"] : {}; - Module["websocket"]._callbacks = {}; - Module["websocket"]["on"] = /** @this{Object} */ function(event, callback) { - if ("function" === typeof callback) { - this._callbacks[event] = callback; - } - return this; - }; - Module["websocket"].emit = /** @this{Object} */ function(event, param) { - if ("function" === typeof this._callbacks[event]) { - this._callbacks[event].call(this, param); - } - }; - return FS.createNode(null, "/", 16384 | 511, /* 0777 */ 0); - }, - createSocket(family, type, protocol) { - type &= ~526336; - var streaming = type == 1; - if (streaming && protocol && protocol != 6) { - throw new FS.ErrnoError(66); - } - var sock = { - family: family, - type: type, - protocol: protocol, - server: null, - error: null, - peers: {}, - pending: [], - recv_queue: [], - sock_ops: SOCKFS.websocket_sock_ops - }; - var name = SOCKFS.nextname(); - var node = FS.createNode(SOCKFS.root, name, 49152, 0); - node.sock = sock; - var stream = FS.createStream({ - path: name, - node: node, - flags: 2, - seekable: false, - stream_ops: SOCKFS.stream_ops - }); - sock.stream = stream; - return sock; - }, - getSocket(fd) { - var stream = FS.getStream(fd); - if (!stream || !FS.isSocket(stream.node.mode)) { - return null; - } - return stream.node.sock; - }, - stream_ops: { - poll(stream) { - var sock = stream.node.sock; - return sock.sock_ops.poll(sock); - }, - ioctl(stream, request, varargs) { - var sock = stream.node.sock; - return sock.sock_ops.ioctl(sock, request, varargs); - }, - read(stream, buffer, offset, length, position) { - /* ignored */ var sock = stream.node.sock; - var msg = sock.sock_ops.recvmsg(sock, length); - if (!msg) { - return 0; - } - buffer.set(msg.buffer, offset); - return msg.buffer.length; - }, - write(stream, buffer, offset, length, position) { - /* ignored */ var sock = stream.node.sock; - return sock.sock_ops.sendmsg(sock, buffer, offset, length); - }, - close(stream) { - var sock = stream.node.sock; - sock.sock_ops.close(sock); - } - }, - nextname() { - if (!SOCKFS.nextname.current) { - SOCKFS.nextname.current = 0; - } - return "socket[" + (SOCKFS.nextname.current++) + "]"; - }, - websocket_sock_ops: { - createPeer(sock, addr, port) { - var ws; - if (typeof addr == "object") { - ws = addr; - addr = null; - port = null; - } - if (ws) { - if (ws._socket) { - addr = ws._socket.remoteAddress; - port = ws._socket.remotePort; - } else { - var result = /ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url); - if (!result) { - throw new Error("WebSocket URL must be in the format ws(s)://address:port"); - } - addr = result[1]; - port = parseInt(result[2], 10); - } - } else { - try { - var runtimeConfig = (Module["websocket"] && ("object" === typeof Module["websocket"])); - var url = "ws:#".replace("#", "//"); - if (runtimeConfig) { - if("function"===typeof Module["websocket"]["url"]) { -url = Module["websocket"]["url"](...arguments); -}else if ("string" === typeof Module["websocket"]["url"]) { - url = Module["websocket"]["url"]; - } - } - if (url === "ws://" || url === "wss://") { - var parts = addr.split("/"); - url = url + parts[0] + ":" + port + "/" + parts.slice(1).join("/"); - } - var subProtocols = "binary"; - if (runtimeConfig) { - if ("string" === typeof Module["websocket"]["subprotocol"]) { - subProtocols = Module["websocket"]["subprotocol"]; - } - } - var opts = undefined; - if (subProtocols !== "null") { - subProtocols = subProtocols.replace(/^ +| +$/g, "").split(/ *, */); - opts = subProtocols; - } - if (runtimeConfig && null === Module["websocket"]["subprotocol"]) { - subProtocols = "null"; - opts = undefined; - } - var WebSocketConstructor; - if (ENVIRONMENT_IS_NODE) { - WebSocketConstructor = /** @type{(typeof WebSocket)} */ (require("ws")); - } else { - WebSocketConstructor = WebSocket; - } - if (Module['websocket']['decorator']) {WebSocketConstructor = Module['websocket']['decorator'](WebSocketConstructor);}ws = new WebSocketConstructor(url, opts); - ws.binaryType = "arraybuffer"; - } catch (e) { - throw new FS.ErrnoError(23); - } - } - var peer = { - addr: addr, - port: port, - socket: ws, - dgram_send_queue: [] - }; - SOCKFS.websocket_sock_ops.addPeer(sock, peer); - SOCKFS.websocket_sock_ops.handlePeerEvents(sock, peer); - if (sock.type === 2 && typeof sock.sport != "undefined") { - peer.dgram_send_queue.push(new Uint8Array([ 255, 255, 255, 255, "p".charCodeAt(0), "o".charCodeAt(0), "r".charCodeAt(0), "t".charCodeAt(0), ((sock.sport & 65280) >> 8), (sock.sport & 255) ])); - } - return peer; - }, - getPeer(sock, addr, port) { - return sock.peers[addr + ":" + port]; - }, - addPeer(sock, peer) { - sock.peers[peer.addr + ":" + peer.port] = peer; - }, - removePeer(sock, peer) { - delete sock.peers[peer.addr + ":" + peer.port]; - }, - handlePeerEvents(sock, peer) { - var first = true; - var handleOpen = function() { - Module["websocket"].emit("open", sock.stream.fd); - try { - var queued = peer.dgram_send_queue.shift(); - while (queued) { - peer.socket.send(queued); - queued = peer.dgram_send_queue.shift(); - } - } catch (e) { - peer.socket.close(); - } - }; - function handleMessage(data) { - if (typeof data == "string") { - var encoder = new TextEncoder; - data = encoder.encode(data); - } else { - assert(data.byteLength !== undefined); - if (data.byteLength == 0) { - return; - } - data = new Uint8Array(data); - } - var wasfirst = first; - first = false; - if (wasfirst && data.length === 10 && data[0] === 255 && data[1] === 255 && data[2] === 255 && data[3] === 255 && data[4] === "p".charCodeAt(0) && data[5] === "o".charCodeAt(0) && data[6] === "r".charCodeAt(0) && data[7] === "t".charCodeAt(0)) { - var newport = ((data[8] << 8) | data[9]); - SOCKFS.websocket_sock_ops.removePeer(sock, peer); - peer.port = newport; - SOCKFS.websocket_sock_ops.addPeer(sock, peer); - return; - } - sock.recv_queue.push({ - addr: peer.addr, - port: peer.port, - data: data - }); - Module["websocket"].emit("message", sock.stream.fd); - } - if (ENVIRONMENT_IS_NODE) { - peer.socket.on("open", handleOpen); - peer.socket.on("message", function(data, isBinary) { - if (!isBinary) { - return; - } - handleMessage((new Uint8Array(data)).buffer); - }); - peer.socket.on("close", function() { - Module["websocket"].emit("close", sock.stream.fd); - }); - peer.socket.on("error", function(error) { - sock.error = 14; - Module["websocket"].emit("error", [ sock.stream.fd, sock.error, "ECONNREFUSED: Connection refused" ]); - }); - } else { - peer.socket.onopen = handleOpen; - peer.socket.onclose = function() { - Module["websocket"].emit("close", sock.stream.fd); - }; - peer.socket.onmessage = function peer_socket_onmessage(event) { - handleMessage(event.data); - }; - peer.socket.onerror = function(error) { - sock.error = 14; - Module["websocket"].emit("error", [ sock.stream.fd, sock.error, "ECONNREFUSED: Connection refused" ]); - }; - } - }, - poll(sock) { - if (sock.type === 1 && sock.server) { - return sock.pending.length ? (64 | 1) : 0; - } - var mask = 0; - var dest = sock.type === 1 ? SOCKFS.websocket_sock_ops.getPeer(sock, sock.daddr, sock.dport) : null; - if (sock.recv_queue.length || !dest || (dest && dest.socket.readyState === dest.socket.CLOSING) || (dest && dest.socket.readyState === dest.socket.CLOSED)) { - mask |= (64 | 1); - } - if (!dest || (dest && dest.socket.readyState === dest.socket.OPEN)) { - mask |= 4; - } - if ((dest && dest.socket.readyState === dest.socket.CLOSING) || (dest && dest.socket.readyState === dest.socket.CLOSED)) { - mask |= 16; - } - return mask; - }, - ioctl(sock, request, arg) { - switch (request) { - case 21531: - var bytes = 0; - if (sock.recv_queue.length) { - bytes = sock.recv_queue[0].data.length; - } - HEAP32[((arg) >> 2)] = bytes; - return 0; - - default: - return 28; - } - }, - close(sock) { - if (sock.server) { - try { - sock.server.close(); - } catch (e) {} - sock.server = null; - } - var peers = Object.keys(sock.peers); - for (var i = 0; i < peers.length; i++) { - var peer = sock.peers[peers[i]]; - try { - peer.socket.close(); - } catch (e) {} - SOCKFS.websocket_sock_ops.removePeer(sock, peer); - } - return 0; - }, - bind(sock, addr, port) { - if (typeof sock.saddr != "undefined" || typeof sock.sport != "undefined") { - throw new FS.ErrnoError(28); - } - sock.saddr = addr; - sock.sport = port; - if (sock.type === 2) { - if (sock.server) { - sock.server.close(); - sock.server = null; - } - try { - sock.sock_ops.listen(sock, 0); - } catch (e) { - if (!(e.name === "ErrnoError")) throw e; - if (e.errno !== 138) throw e; - } - } - }, - connect(sock, addr, port) { - if (sock.server) { - throw new FS.ErrnoError(138); - } - if (typeof sock.daddr != "undefined" && typeof sock.dport != "undefined") { - var dest = SOCKFS.websocket_sock_ops.getPeer(sock, sock.daddr, sock.dport); - if (dest) { - if (dest.socket.readyState === dest.socket.CONNECTING) { - throw new FS.ErrnoError(7); - } else { - throw new FS.ErrnoError(30); - } - } - } - var peer = SOCKFS.websocket_sock_ops.createPeer(sock, addr, port); - sock.daddr = peer.addr; - sock.dport = peer.port; - throw new FS.ErrnoError(26); - }, - listen(sock, backlog) { - if (!ENVIRONMENT_IS_NODE) { - throw new FS.ErrnoError(138); - } - if (sock.server) { - throw new FS.ErrnoError(28); - } - var WebSocketServer = require("ws").Server; - var host = sock.saddr; - if (Module['websocket']['serverDecorator']) {WebSocketServer = Module['websocket']['serverDecorator'](WebSocketServer);}sock.server = new WebSocketServer({ - host: host, - port: sock.sport - }); - Module["websocket"].emit("listen", sock.stream.fd); - sock.server.on("connection", function(ws) { - if (sock.type === 1) { - var newsock = SOCKFS.createSocket(sock.family, sock.type, sock.protocol); - var peer = SOCKFS.websocket_sock_ops.createPeer(newsock, ws); - newsock.daddr = peer.addr; - newsock.dport = peer.port; - sock.pending.push(newsock); - Module["websocket"].emit("connection", newsock.stream.fd); - } else { - SOCKFS.websocket_sock_ops.createPeer(sock, ws); - Module["websocket"].emit("connection", sock.stream.fd); - } - }); - sock.server.on("close", function() { - Module["websocket"].emit("close", sock.stream.fd); - sock.server = null; - }); - sock.server.on("error", function(error) { - sock.error = 23; - Module["websocket"].emit("error", [ sock.stream.fd, sock.error, "EHOSTUNREACH: Host is unreachable" ]); - }); - }, - accept(listensock) { - if (!listensock.server || !listensock.pending.length) { - throw new FS.ErrnoError(28); - } - var newsock = listensock.pending.shift(); - newsock.stream.flags = listensock.stream.flags; - return newsock; - }, - getname(sock, peer) { - var addr, port; - if (peer) { - if (sock.daddr === undefined || sock.dport === undefined) { - throw new FS.ErrnoError(53); - } - addr = sock.daddr; - port = sock.dport; - } else { - addr = sock.saddr || 0; - port = sock.sport || 0; - } - return { - addr: addr, - port: port - }; - }, - sendmsg(sock, buffer, offset, length, addr, port) { - if (sock.type === 2) { - if (addr === undefined || port === undefined) { - addr = sock.daddr; - port = sock.dport; - } - if (addr === undefined || port === undefined) { - throw new FS.ErrnoError(17); - } - } else { - addr = sock.daddr; - port = sock.dport; - } - var dest = SOCKFS.websocket_sock_ops.getPeer(sock, addr, port); - if (sock.type === 1) { - if (!dest || dest.socket.readyState === dest.socket.CLOSING || dest.socket.readyState === dest.socket.CLOSED) { - throw new FS.ErrnoError(53); - } else if (dest.socket.readyState === dest.socket.CONNECTING) { - throw new FS.ErrnoError(6); - } - } - if (ArrayBuffer.isView(buffer)) { - offset += buffer.byteOffset; - buffer = buffer.buffer; - } - var data; - data = buffer.slice(offset, offset + length); - if (sock.type === 2) { - if (!dest || dest.socket.readyState !== dest.socket.OPEN) { - if (!dest || dest.socket.readyState === dest.socket.CLOSING || dest.socket.readyState === dest.socket.CLOSED) { - dest = SOCKFS.websocket_sock_ops.createPeer(sock, addr, port); - } - dest.dgram_send_queue.push(data); - return length; - } - } - try { - dest.socket.send(data); - return length; - } catch (e) { - throw new FS.ErrnoError(28); - } - }, - recvmsg(sock, length, flags) { - if (sock.type === 1 && sock.server) { - throw new FS.ErrnoError(53); - } - var queued = sock.recv_queue.shift(); - if (!queued) { - if (sock.type === 1) { - var dest = SOCKFS.websocket_sock_ops.getPeer(sock, sock.daddr, sock.dport); - if (!dest) { - throw new FS.ErrnoError(53); - } - if (dest.socket.readyState === dest.socket.CLOSING || dest.socket.readyState === dest.socket.CLOSED) { - return null; - } - throw new FS.ErrnoError(6); - } - throw new FS.ErrnoError(6); - } - var queuedLength = queued.data.byteLength || queued.data.length; - var queuedOffset = queued.data.byteOffset || 0; - var queuedBuffer = queued.data.buffer || queued.data; - var bytesRead = Math.min(length, queuedLength); - var res = { - buffer: new Uint8Array(queuedBuffer, queuedOffset, bytesRead), - addr: queued.addr, - port: queued.port - }; - if (flags&2) {bytesRead = 0;} if (sock.type === 1 && bytesRead < queuedLength) { - var bytesRemaining = queuedLength - bytesRead; - queued.data = new Uint8Array(queuedBuffer, queuedOffset + bytesRead, bytesRemaining); - sock.recv_queue.unshift(queued); - } - return res; - } - } -}; - -var getSocketFromFD = fd => { - var socket = SOCKFS.getSocket(fd); - if (!socket) throw new FS.ErrnoError(8); - return socket; -}; - -var inetPton4 = str => { - var b = str.split("."); - for (var i = 0; i < 4; i++) { - var tmp = Number(b[i]); - if (isNaN(tmp)) return null; - b[i] = tmp; - } - return (b[0] | (b[1] << 8) | (b[2] << 16) | (b[3] << 24)) >>> 0; -}; - -/** @suppress {checkTypes} */ var jstoi_q = str => parseInt(str); - -var inetPton6 = str => { - var words; - var w, offset, z; - /* http://home.deds.nl/~aeron/regex/ */ var valid6regx = /^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i; - var parts = []; - if (!valid6regx.test(str)) { - return null; - } - if (str === "::") { - return [ 0, 0, 0, 0, 0, 0, 0, 0 ]; - } - if (str.startsWith("::")) { - str = str.replace("::", "Z:"); - } else { - str = str.replace("::", ":Z:"); - } - if (str.indexOf(".") > 0) { - str = str.replace(new RegExp("[.]", "g"), ":"); - words = str.split(":"); - words[words.length - 4] = jstoi_q(words[words.length - 4]) + jstoi_q(words[words.length - 3]) * 256; - words[words.length - 3] = jstoi_q(words[words.length - 2]) + jstoi_q(words[words.length - 1]) * 256; - words = words.slice(0, words.length - 2); - } else { - words = str.split(":"); - } - offset = 0; - z = 0; - for (w = 0; w < words.length; w++) { - if (typeof words[w] == "string") { - if (words[w] === "Z") { - for (z = 0; z < (8 - words.length + 1); z++) { - parts[w + z] = 0; - } - offset = z - 1; - } else { - parts[w + offset] = _htons(parseInt(words[w], 16)); - } - } else { - parts[w + offset] = words[w]; - } - } - return [ (parts[1] << 16) | parts[0], (parts[3] << 16) | parts[2], (parts[5] << 16) | parts[4], (parts[7] << 16) | parts[6] ]; -}; - -/** @param {number=} addrlen */ var writeSockaddr = (sa, family, addr, port, addrlen) => { - switch (family) { - case 2: - addr = inetPton4(addr); - zeroMemory(sa, 16); - if (addrlen) { - HEAP32[((addrlen) >> 2)] = 16; - } - HEAP16[((sa) >> 1)] = family; - HEAP32[(((sa) + (4)) >> 2)] = addr; - HEAP16[(((sa) + (2)) >> 1)] = _htons(port); - break; - - case 10: - addr = inetPton6(addr); - zeroMemory(sa, 28); - if (addrlen) { - HEAP32[((addrlen) >> 2)] = 28; - } - HEAP32[((sa) >> 2)] = family; - HEAP32[(((sa) + (8)) >> 2)] = addr[0]; - HEAP32[(((sa) + (12)) >> 2)] = addr[1]; - HEAP32[(((sa) + (16)) >> 2)] = addr[2]; - HEAP32[(((sa) + (20)) >> 2)] = addr[3]; - HEAP16[(((sa) + (2)) >> 1)] = _htons(port); - break; - - default: - return 5; - } - return 0; -}; - -var DNS = { - address_map: { - id: 1, - addrs: {}, - names: {} - }, - lookup_name(name) { - var res = inetPton4(name); - if (res !== null) { - return name; - } - res = inetPton6(name); - if (res !== null) { - return name; - } - var addr; - if (DNS.address_map.addrs[name]) { - addr = DNS.address_map.addrs[name]; - } else { - var id = DNS.address_map.id++; - assert(id < 65535, "exceeded max address mappings of 65535"); - addr = "172.29." + (id & 255) + "." + (id & 65280); - DNS.address_map.names[addr] = name; - DNS.address_map.addrs[name] = addr; - } - return addr; - }, - lookup_addr(addr) { - if (DNS.address_map.names[addr]) { - return DNS.address_map.names[addr]; - } - return null; - } -}; - -function ___syscall_accept4(fd, addr, addrlen, flags, d1, d2) { - try { - var sock = getSocketFromFD(fd); - var newsock = sock.sock_ops.accept(sock); - if (addr) { - var errno = writeSockaddr(addr, newsock.family, DNS.lookup_name(newsock.daddr), newsock.dport, addrlen); - } - return newsock.stream.fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var inetNtop4 = addr => (addr & 255) + "." + ((addr >> 8) & 255) + "." + ((addr >> 16) & 255) + "." + ((addr >> 24) & 255); - -var inetNtop6 = ints => { - var str = ""; - var word = 0; - var longest = 0; - var lastzero = 0; - var zstart = 0; - var len = 0; - var i = 0; - var parts = [ ints[0] & 65535, (ints[0] >> 16), ints[1] & 65535, (ints[1] >> 16), ints[2] & 65535, (ints[2] >> 16), ints[3] & 65535, (ints[3] >> 16) ]; - var hasipv4 = true; - var v4part = ""; - for (i = 0; i < 5; i++) { - if (parts[i] !== 0) { - hasipv4 = false; - break; - } - } - if (hasipv4) { - v4part = inetNtop4(parts[6] | (parts[7] << 16)); - if (parts[5] === -1) { - str = "::ffff:"; - str += v4part; - return str; - } - if (parts[5] === 0) { - str = "::"; - if (v4part === "0.0.0.0") v4part = ""; - if (v4part === "0.0.0.1") v4part = "1"; - str += v4part; - return str; - } - } - for (word = 0; word < 8; word++) { - if (parts[word] === 0) { - if (word - lastzero > 1) { - len = 0; - } - lastzero = word; - len++; - } - if (len > longest) { - longest = len; - zstart = word - longest + 1; - } - } - for (word = 0; word < 8; word++) { - if (longest > 1) { - if (parts[word] === 0 && word >= zstart && word < (zstart + longest)) { - if (word === zstart) { - str += ":"; - if (zstart === 0) str += ":"; - } - continue; - } - } - str += Number(_ntohs(parts[word] & 65535)).toString(16); - str += word < 7 ? ":" : ""; - } - return str; -}; - -var readSockaddr = (sa, salen) => { - var family = HEAP16[((sa) >> 1)]; - var port = _ntohs(HEAPU16[(((sa) + (2)) >> 1)]); - var addr; - switch (family) { - case 2: - if (salen !== 16) { - return { - errno: 28 - }; - } - addr = HEAP32[(((sa) + (4)) >> 2)]; - addr = inetNtop4(addr); - break; - - case 10: - if (salen !== 28) { - return { - errno: 28 - }; - } - addr = [ HEAP32[(((sa) + (8)) >> 2)], HEAP32[(((sa) + (12)) >> 2)], HEAP32[(((sa) + (16)) >> 2)], HEAP32[(((sa) + (20)) >> 2)] ]; - addr = inetNtop6(addr); - break; - - default: - return { - errno: 5 - }; - } - return { - family: family, - addr: addr, - port: port - }; -}; - -/** @param {boolean=} allowNull */ var getSocketAddress = (addrp, addrlen, allowNull) => { - if (allowNull && addrp === 0) return null; - var info = readSockaddr(addrp, addrlen); - if (info.errno) throw new FS.ErrnoError(info.errno); - info.addr = DNS.lookup_addr(info.addr) || info.addr; - return info; -}; - -function ___syscall_bind(fd, addr, addrlen, d1, d2, d3) { - try { - var sock = getSocketFromFD(fd); - var info = getSocketAddress(addr, addrlen); - sock.sock_ops.bind(sock, info.addr, info.port); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var SYSCALLS = { - DEFAULT_POLLMASK: 5, - calculateAt(dirfd, path, allowEmpty) { - if (PATH.isAbs(path)) { - return path; - } - var dir; - if (dirfd === -100) { - dir = FS.cwd(); - } else { - var dirstream = SYSCALLS.getStreamFromFD(dirfd); - dir = dirstream.path; - } - if (path.length == 0) { - if (!allowEmpty) { - throw new FS.ErrnoError(44); - } - return dir; - } - return PATH.join2(dir, path); - }, - doStat(func, path, buf) { - var stat = func(path); - HEAP32[((buf) >> 2)] = stat.dev; - HEAP32[(((buf) + (4)) >> 2)] = stat.mode; - HEAPU32[(((buf) + (8)) >> 2)] = stat.nlink; - HEAP32[(((buf) + (12)) >> 2)] = stat.uid; - HEAP32[(((buf) + (16)) >> 2)] = stat.gid; - HEAP32[(((buf) + (20)) >> 2)] = stat.rdev; - (tempI64 = [ stat.size >>> 0, (tempDouble = stat.size, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (24)) >> 2)] = tempI64[0], HEAP32[(((buf) + (28)) >> 2)] = tempI64[1]); - HEAP32[(((buf) + (32)) >> 2)] = 4096; - HEAP32[(((buf) + (36)) >> 2)] = stat.blocks; - var atime = stat.atime.getTime(); - var mtime = stat.mtime.getTime(); - var ctime = stat.ctime.getTime(); - (tempI64 = [ Math.floor(atime / 1e3) >>> 0, (tempDouble = Math.floor(atime / 1e3), - (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (40)) >> 2)] = tempI64[0], HEAP32[(((buf) + (44)) >> 2)] = tempI64[1]); - HEAPU32[(((buf) + (48)) >> 2)] = (atime % 1e3) * 1e3; - (tempI64 = [ Math.floor(mtime / 1e3) >>> 0, (tempDouble = Math.floor(mtime / 1e3), - (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (56)) >> 2)] = tempI64[0], HEAP32[(((buf) + (60)) >> 2)] = tempI64[1]); - HEAPU32[(((buf) + (64)) >> 2)] = (mtime % 1e3) * 1e3; - (tempI64 = [ Math.floor(ctime / 1e3) >>> 0, (tempDouble = Math.floor(ctime / 1e3), - (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (72)) >> 2)] = tempI64[0], HEAP32[(((buf) + (76)) >> 2)] = tempI64[1]); - HEAPU32[(((buf) + (80)) >> 2)] = (ctime % 1e3) * 1e3; - (tempI64 = [ stat.ino >>> 0, (tempDouble = stat.ino, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (88)) >> 2)] = tempI64[0], HEAP32[(((buf) + (92)) >> 2)] = tempI64[1]); - return 0; - }, - doMsync(addr, stream, len, flags, offset) { - if (!FS.isFile(stream.node.mode)) { - throw new FS.ErrnoError(43); - } - if (flags & 2) { - return 0; - } - var buffer = HEAPU8.slice(addr, addr + len); - FS.msync(stream, buffer, offset, len, flags); - }, - getStreamFromFD(fd) { - var stream = FS.getStreamChecked(fd); - return stream; - }, - varargs: undefined, - getStr(ptr) { - var ret = UTF8ToString(ptr); - return ret; - } -}; - -function ___syscall_chdir(path) { - try { - path = SYSCALLS.getStr(path); - FS.chdir(path); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_chmod(path, mode) { - try { - path = SYSCALLS.getStr(path); - FS.chmod(path, mode); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_connect(fd, addr, addrlen, d1, d2, d3) { - try { - var sock = getSocketFromFD(fd); - var info = getSocketAddress(addr, addrlen); - sock.sock_ops.connect(sock, info.addr, info.port); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_dup(fd) { - try { - var old = SYSCALLS.getStreamFromFD(fd); - return FS.dupStream(old).fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_dup3(fd, newfd, flags) { - try { - var old = SYSCALLS.getStreamFromFD(fd); - if (old.fd === newfd) return -28; - var existing = FS.getStream(newfd); - if (existing) FS.close(existing); - return FS.dupStream(old, newfd).fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_faccessat(dirfd, path, amode, flags) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - if (amode & ~7) { - return -28; - } - var lookup = FS.lookupPath(path, { - follow: true - }); - var node = lookup.node; - if (!node) { - return -44; - } - var perms = ""; - if (amode & 4) perms += "r"; - if (amode & 2) perms += "w"; - if (amode & 1) perms += "x"; - if (perms && /* otherwise, they've just passed F_OK */ FS.nodePermissions(node, perms)) { - return -2; - } - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var convertI32PairToI53Checked = (lo, hi) => ((hi + 2097152) >>> 0 < 4194305 - !!lo) ? (lo >>> 0) + hi * 4294967296 : NaN; - -function ___syscall_fallocate(fd, mode, offset_low, offset_high, len_low, len_high) { - var offset = convertI32PairToI53Checked(offset_low, offset_high); - var len = convertI32PairToI53Checked(len_low, len_high); - try { - if (isNaN(offset)) return 61; - var stream = SYSCALLS.getStreamFromFD(fd); - FS.allocate(stream, offset, len); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_fchmod(fd, mode) { - try { - FS.fchmod(fd, mode); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_fchown32(fd, owner, group) { - try { - FS.fchown(fd, owner, group); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_fchownat(dirfd, path, owner, group, flags) { - try { - path = SYSCALLS.getStr(path); - var nofollow = flags & 256; - flags = flags & (~256); - path = SYSCALLS.calculateAt(dirfd, path); - (nofollow ? FS.lchown : FS.chown)(path, owner, group); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -/** @suppress {duplicate } */ function syscallGetVarargI() { - var ret = HEAP32[((+SYSCALLS.varargs) >> 2)]; - SYSCALLS.varargs += 4; - return ret; -} - -var syscallGetVarargP = syscallGetVarargI; - -function ___syscall_fcntl64(fd, cmd, varargs) { - SYSCALLS.varargs = varargs; - try { - var stream = SYSCALLS.getStreamFromFD(fd); - switch (cmd) { - case 0: - { - var arg = syscallGetVarargI(); - if (arg < 0) { - return -28; - } - while (FS.streams[arg]) { - arg++; - } - var newStream; - newStream = FS.dupStream(stream, arg); - return newStream.fd; - } - - case 1: - case 2: - return 0; - - case 3: - return stream.flags; - - case 4: - { - var arg = syscallGetVarargI(); - stream.flags |= arg; - return 0; - } - - case 12: - { - var arg = syscallGetVarargP(); - var offset = 0; - HEAP16[(((arg) + (offset)) >> 1)] = 2; - return 0; - } - - case 13: - case 14: - return 0; - } - return -28; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_fdatasync(fd) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_fstat64(fd, buf) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - return SYSCALLS.doStat(FS.stat, stream.path, buf); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_ftruncate64(fd, length_low, length_high) { - var length = convertI32PairToI53Checked(length_low, length_high); - try { - if (isNaN(length)) return 61; - FS.ftruncate(fd, length); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var stringToUTF8 = (str, outPtr, maxBytesToWrite) => stringToUTF8Array(str, HEAPU8, outPtr, maxBytesToWrite); - -Module["stringToUTF8"] = stringToUTF8; - -function ___syscall_getcwd(buf, size) { - try { - if (size === 0) return -28; - var cwd = FS.cwd(); - var cwdLengthInBytes = lengthBytesUTF8(cwd) + 1; - if (size < cwdLengthInBytes) return -68; - stringToUTF8(cwd, buf, size); - return cwdLengthInBytes; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_getdents64(fd, dirp, count) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - stream.getdents ||= FS.readdir(stream.path); - var struct_size = 280; - var pos = 0; - var off = FS.llseek(stream, 0, 1); - var idx = Math.floor(off / struct_size); - while (idx < stream.getdents.length && pos + struct_size <= count) { - var id; - var type; - var name = stream.getdents[idx]; - if (name === ".") { - id = stream.node.id; - type = 4; - } else if (name === "..") { - var lookup = FS.lookupPath(stream.path, { - parent: true - }); - id = lookup.node.id; - type = 4; - } else { - var child = FS.lookupNode(stream.node, name); - id = child.id; - type = FS.isChrdev(child.mode) ? 2 : FS.isDir(child.mode) ? 4 : FS.isLink(child.mode) ? 10 : 8; - } - (tempI64 = [ id >>> 0, (tempDouble = id, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[((dirp + pos) >> 2)] = tempI64[0], HEAP32[(((dirp + pos) + (4)) >> 2)] = tempI64[1]); - (tempI64 = [ (idx + 1) * struct_size >>> 0, (tempDouble = (idx + 1) * struct_size, - (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((dirp + pos) + (8)) >> 2)] = tempI64[0], HEAP32[(((dirp + pos) + (12)) >> 2)] = tempI64[1]); - HEAP16[(((dirp + pos) + (16)) >> 1)] = 280; - HEAP8[(dirp + pos) + (18)] = type; - stringToUTF8(name, dirp + pos + 19, 256); - pos += struct_size; - idx += 1; - } - FS.llseek(stream, idx * struct_size, 0); - return pos; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_getpeername(fd, addr, addrlen, d1, d2, d3) { - try { - var sock = getSocketFromFD(fd); - if (!sock.daddr) { - return -53; - } - var errno = writeSockaddr(addr, sock.family, DNS.lookup_name(sock.daddr), sock.dport, addrlen); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_getsockname(fd, addr, addrlen, d1, d2, d3) { - try { - var sock = getSocketFromFD(fd); - var errno = writeSockaddr(addr, sock.family, DNS.lookup_name(sock.saddr || "0.0.0.0"), sock.sport, addrlen); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_getsockopt(fd, level, optname, optval, optlen, d1) { - try { - var sock = getSocketFromFD(fd); - if (level === 1) { - if (optname === 4) { - HEAP32[((optval) >> 2)] = sock.error; - HEAP32[((optlen) >> 2)] = 4; - sock.error = null; - return 0; - } - } - return -50; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_ioctl(fd, op, varargs) { - SYSCALLS.varargs = varargs; - try { - var stream = SYSCALLS.getStreamFromFD(fd); - switch (op) { - case 21509: - { - if (!stream.tty) return -59; - return 0; - } - - case 21505: - { - if (!stream.tty) return -59; - if (stream.tty.ops.ioctl_tcgets) { - var termios = stream.tty.ops.ioctl_tcgets(stream); - var argp = syscallGetVarargP(); - HEAP32[((argp) >> 2)] = termios.c_iflag || 0; - HEAP32[(((argp) + (4)) >> 2)] = termios.c_oflag || 0; - HEAP32[(((argp) + (8)) >> 2)] = termios.c_cflag || 0; - HEAP32[(((argp) + (12)) >> 2)] = termios.c_lflag || 0; - for (var i = 0; i < 32; i++) { - HEAP8[(argp + i) + (17)] = termios.c_cc[i] || 0; - } - return 0; - } - return 0; - } - - case 21510: - case 21511: - case 21512: - { - if (!stream.tty) return -59; - return 0; - } - - case 21506: - case 21507: - case 21508: - { - if (!stream.tty) return -59; - if (stream.tty.ops.ioctl_tcsets) { - var argp = syscallGetVarargP(); - var c_iflag = HEAP32[((argp) >> 2)]; - var c_oflag = HEAP32[(((argp) + (4)) >> 2)]; - var c_cflag = HEAP32[(((argp) + (8)) >> 2)]; - var c_lflag = HEAP32[(((argp) + (12)) >> 2)]; - var c_cc = []; - for (var i = 0; i < 32; i++) { - c_cc.push(HEAP8[(argp + i) + (17)]); - } - return stream.tty.ops.ioctl_tcsets(stream.tty, op, { - c_iflag: c_iflag, - c_oflag: c_oflag, - c_cflag: c_cflag, - c_lflag: c_lflag, - c_cc: c_cc - }); - } - return 0; - } - - case 21519: - { - if (!stream.tty) return -59; - var argp = syscallGetVarargP(); - HEAP32[((argp) >> 2)] = 0; - return 0; - } - - case 21520: - { - if (!stream.tty) return -59; - return -28; - } - - case 21531: - { - var argp = syscallGetVarargP(); - return FS.ioctl(stream, op, argp); - } - - case 21523: - { - if (!stream.tty) return -59; - if (stream.tty.ops.ioctl_tiocgwinsz) { - var winsize = stream.tty.ops.ioctl_tiocgwinsz(stream.tty); - var argp = syscallGetVarargP(); - HEAP16[((argp) >> 1)] = winsize[0]; - HEAP16[(((argp) + (2)) >> 1)] = winsize[1]; - } - return 0; - } - - case 21524: - { - if (!stream.tty) return -59; - return 0; - } - - case 21515: - { - if (!stream.tty) return -59; - return 0; - } - - default: - return -28; - } - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_listen(fd, backlog) { - try { - var sock = getSocketFromFD(fd); - sock.sock_ops.listen(sock, backlog); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_lstat64(path, buf) { - try { - path = SYSCALLS.getStr(path); - return SYSCALLS.doStat(FS.lstat, path, buf); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_mkdirat(dirfd, path, mode) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - path = PATH.normalize(path); - if (path[path.length - 1] === "/") path = path.substr(0, path.length - 1); - FS.mkdir(path, mode, 0); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_newfstatat(dirfd, path, buf, flags) { - try { - path = SYSCALLS.getStr(path); - var nofollow = flags & 256; - var allowEmpty = flags & 4096; - flags = flags & (~6400); - path = SYSCALLS.calculateAt(dirfd, path, allowEmpty); - return SYSCALLS.doStat(nofollow ? FS.lstat : FS.stat, path, buf); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_openat(dirfd, path, flags, varargs) { - SYSCALLS.varargs = varargs; - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - var mode = varargs ? syscallGetVarargI() : 0; - return FS.open(path, flags, mode).fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var PIPEFS = { - BUCKET_BUFFER_SIZE: 8192, - mount(mount) { - return FS.createNode(null, "/", 16384 | 511, /* 0777 */ 0); - }, - createPipe() { - var pipe = { - buckets: [], - refcnt: 2 - }; - pipe.buckets.push({ - buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), - offset: 0, - roffset: 0 - }); - var rName = PIPEFS.nextname(); - var wName = PIPEFS.nextname(); - var rNode = FS.createNode(PIPEFS.root, rName, 4096, 0); - var wNode = FS.createNode(PIPEFS.root, wName, 4096, 0); - rNode.pipe = pipe; - wNode.pipe = pipe; - var readableStream = FS.createStream({ - path: rName, - node: rNode, - flags: 0, - seekable: false, - stream_ops: PIPEFS.stream_ops - }); - rNode.stream = readableStream; - var writableStream = FS.createStream({ - path: wName, - node: wNode, - flags: 1, - seekable: false, - stream_ops: PIPEFS.stream_ops - }); - wNode.stream = writableStream; - return { - readable_fd: readableStream.fd, - writable_fd: writableStream.fd - }; - }, - stream_ops: { - poll(stream) { - var pipe = stream.node.pipe; - if ((stream.flags & 2097155) === 1) { - return (256 | 4); - } - if (pipe.buckets.length > 0) { - for (var i = 0; i < pipe.buckets.length; i++) { - var bucket = pipe.buckets[i]; - if (bucket.offset - bucket.roffset > 0) { - return (64 | 1); - } - } - } - return 0; - }, - ioctl(stream, request, varargs) { - return 28; - }, - fsync(stream) { - return 28; - }, - read(stream, buffer, offset, length, position) { - /* ignored */ var pipe = stream.node.pipe; - var currentLength = 0; - for (var i = 0; i < pipe.buckets.length; i++) { - var bucket = pipe.buckets[i]; - currentLength += bucket.offset - bucket.roffset; - } - var data = buffer.subarray(offset, offset + length); - if (length <= 0) { - return 0; - } - if (currentLength == 0) { - throw new FS.ErrnoError(6); - } - var toRead = Math.min(currentLength, length); - var totalRead = toRead; - var toRemove = 0; - for (var i = 0; i < pipe.buckets.length; i++) { - var currBucket = pipe.buckets[i]; - var bucketSize = currBucket.offset - currBucket.roffset; - if (toRead <= bucketSize) { - var tmpSlice = currBucket.buffer.subarray(currBucket.roffset, currBucket.offset); - if (toRead < bucketSize) { - tmpSlice = tmpSlice.subarray(0, toRead); - currBucket.roffset += toRead; - } else { - toRemove++; - } - data.set(tmpSlice); - break; - } else { - var tmpSlice = currBucket.buffer.subarray(currBucket.roffset, currBucket.offset); - data.set(tmpSlice); - data = data.subarray(tmpSlice.byteLength); - toRead -= tmpSlice.byteLength; - toRemove++; - } - } - if (toRemove && toRemove == pipe.buckets.length) { - toRemove--; - pipe.buckets[toRemove].offset = 0; - pipe.buckets[toRemove].roffset = 0; - } - pipe.buckets.splice(0, toRemove); - return totalRead; - }, - write(stream, buffer, offset, length, position) { - /* ignored */ var pipe = stream.node.pipe; - var data = buffer.subarray(offset, offset + length); - var dataLen = data.byteLength; - if (dataLen <= 0) { - return 0; - } - var currBucket = null; - if (pipe.buckets.length == 0) { - currBucket = { - buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), - offset: 0, - roffset: 0 - }; - pipe.buckets.push(currBucket); - } else { - currBucket = pipe.buckets[pipe.buckets.length - 1]; - } - assert(currBucket.offset <= PIPEFS.BUCKET_BUFFER_SIZE); - var freeBytesInCurrBuffer = PIPEFS.BUCKET_BUFFER_SIZE - currBucket.offset; - if (freeBytesInCurrBuffer >= dataLen) { - currBucket.buffer.set(data, currBucket.offset); - currBucket.offset += dataLen; - return dataLen; - } else if (freeBytesInCurrBuffer > 0) { - currBucket.buffer.set(data.subarray(0, freeBytesInCurrBuffer), currBucket.offset); - currBucket.offset += freeBytesInCurrBuffer; - data = data.subarray(freeBytesInCurrBuffer, data.byteLength); - } - var numBuckets = (data.byteLength / PIPEFS.BUCKET_BUFFER_SIZE) | 0; - var remElements = data.byteLength % PIPEFS.BUCKET_BUFFER_SIZE; - for (var i = 0; i < numBuckets; i++) { - var newBucket = { - buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), - offset: PIPEFS.BUCKET_BUFFER_SIZE, - roffset: 0 - }; - pipe.buckets.push(newBucket); - newBucket.buffer.set(data.subarray(0, PIPEFS.BUCKET_BUFFER_SIZE)); - data = data.subarray(PIPEFS.BUCKET_BUFFER_SIZE, data.byteLength); - } - if (remElements > 0) { - var newBucket = { - buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), - offset: data.byteLength, - roffset: 0 - }; - pipe.buckets.push(newBucket); - newBucket.buffer.set(data); - } - return dataLen; - }, - close(stream) { - var pipe = stream.node.pipe; - pipe.refcnt--; - if (pipe.refcnt === 0) { - pipe.buckets = null; - } - } - }, - nextname() { - if (!PIPEFS.nextname.current) { - PIPEFS.nextname.current = 0; - } - return "pipe[" + (PIPEFS.nextname.current++) + "]"; - } -}; - -function ___syscall_pipe(fdPtr) { - try { - if (fdPtr == 0) { - throw new FS.ErrnoError(21); - } - var res = PIPEFS.createPipe(); - HEAP32[((fdPtr) >> 2)] = res.readable_fd; - HEAP32[(((fdPtr) + (4)) >> 2)] = res.writable_fd; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_poll(fds, nfds, timeout) { - try { - var nonzero = 0; - for (var i = 0; i < nfds; i++) { - var pollfd = fds + 8 * i; - var fd = HEAP32[((pollfd) >> 2)]; - var events = HEAP16[(((pollfd) + (4)) >> 1)]; - var mask = 32; - var stream = FS.getStream(fd); - if (stream) { - mask = SYSCALLS.DEFAULT_POLLMASK; - if (stream.stream_ops?.poll) { - mask = stream.stream_ops.poll(stream, -1); - } - } - mask &= events | 8 | 16; - if (mask) nonzero++; - HEAP16[(((pollfd) + (6)) >> 1)] = mask; - } - return nonzero; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_readlinkat(dirfd, path, buf, bufsize) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - if (bufsize <= 0) return -28; - var ret = FS.readlink(path); - var len = Math.min(bufsize, lengthBytesUTF8(ret)); - var endChar = HEAP8[buf + len]; - stringToUTF8(ret, buf, bufsize + 1); - HEAP8[buf + len] = endChar; - return len; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_recvfrom(fd, buf, len, flags, addr, addrlen) { - try { - var sock = getSocketFromFD(fd); - var msg = sock.sock_ops.recvmsg(sock, len, typeof flags !== "undefined" ? flags : 0); - if (!msg) return 0; - if (addr) { - var errno = writeSockaddr(addr, sock.family, DNS.lookup_name(msg.addr), msg.port, addrlen); - } - HEAPU8.set(msg.buffer, buf); - return msg.buffer.byteLength; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_renameat(olddirfd, oldpath, newdirfd, newpath) { - try { - oldpath = SYSCALLS.getStr(oldpath); - newpath = SYSCALLS.getStr(newpath); - oldpath = SYSCALLS.calculateAt(olddirfd, oldpath); - newpath = SYSCALLS.calculateAt(newdirfd, newpath); - FS.rename(oldpath, newpath); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_rmdir(path) { - try { - path = SYSCALLS.getStr(path); - FS.rmdir(path); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_sendto(fd, message, length, flags, addr, addr_len) { - try { - var sock = getSocketFromFD(fd); - var dest = getSocketAddress(addr, addr_len, true); - if (!dest) { - return FS.write(sock.stream, HEAP8, message, length); - } - return sock.sock_ops.sendmsg(sock, HEAP8, message, length, dest.addr, dest.port); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_socket(domain, type, protocol) { - try { - var sock = SOCKFS.createSocket(domain, type, protocol); - return sock.stream.fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_stat64(path, buf) { - try { - path = SYSCALLS.getStr(path); - return SYSCALLS.doStat(FS.stat, path, buf); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_statfs64(path, size, buf) { - try { - path = SYSCALLS.getStr(path); - HEAP32[(((buf) + (4)) >> 2)] = 4096; - HEAP32[(((buf) + (40)) >> 2)] = 4096; - HEAP32[(((buf) + (8)) >> 2)] = 1e6; - HEAP32[(((buf) + (12)) >> 2)] = 5e5; - HEAP32[(((buf) + (16)) >> 2)] = 5e5; - HEAP32[(((buf) + (20)) >> 2)] = FS.nextInode; - HEAP32[(((buf) + (24)) >> 2)] = 1e6; - HEAP32[(((buf) + (28)) >> 2)] = 42; - HEAP32[(((buf) + (44)) >> 2)] = 2; - HEAP32[(((buf) + (36)) >> 2)] = 255; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_symlink(target, linkpath) { - try { - target = SYSCALLS.getStr(target); - linkpath = SYSCALLS.getStr(linkpath); - FS.symlink(target, linkpath); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_unlinkat(dirfd, path, flags) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - if (flags === 0) { - FS.unlink(path); - } else if (flags === 512) { - FS.rmdir(path); - } else { - abort("Invalid flags passed to unlinkat"); - } - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var readI53FromI64 = ptr => HEAPU32[((ptr) >> 2)] + HEAP32[(((ptr) + (4)) >> 2)] * 4294967296; - -function ___syscall_utimensat(dirfd, path, times, flags) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path, true); - if (!times) { - var atime = Date.now(); - var mtime = atime; - } else { - var seconds = readI53FromI64(times); - var nanoseconds = HEAP32[(((times) + (8)) >> 2)]; - atime = (seconds * 1e3) + (nanoseconds / (1e3 * 1e3)); - times += 16; - seconds = readI53FromI64(times); - nanoseconds = HEAP32[(((times) + (8)) >> 2)]; - mtime = (seconds * 1e3) + (nanoseconds / (1e3 * 1e3)); - } - FS.utime(path, atime, mtime); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var __abort_js = () => { - abort(""); -}; - -var nowIsMonotonic = 1; - -var __emscripten_get_now_is_monotonic = () => nowIsMonotonic; - -var __emscripten_lookup_name = name => { - var nameString = UTF8ToString(name); - return inetPton4(DNS.lookup_name(nameString)); -}; - -var __emscripten_memcpy_js = (dest, src, num) => HEAPU8.copyWithin(dest, src, src + num); - -var __emscripten_runtime_keepalive_clear = () => { - noExitRuntime = false; - runtimeKeepaliveCounter = 0; -}; - -var __emscripten_throw_longjmp = () => { - throw Infinity; -}; - -function __gmtime_js(time_low, time_high, tmPtr) { - var time = convertI32PairToI53Checked(time_low, time_high); - var date = new Date(time * 1e3); - HEAP32[((tmPtr) >> 2)] = date.getUTCSeconds(); - HEAP32[(((tmPtr) + (4)) >> 2)] = date.getUTCMinutes(); - HEAP32[(((tmPtr) + (8)) >> 2)] = date.getUTCHours(); - HEAP32[(((tmPtr) + (12)) >> 2)] = date.getUTCDate(); - HEAP32[(((tmPtr) + (16)) >> 2)] = date.getUTCMonth(); - HEAP32[(((tmPtr) + (20)) >> 2)] = date.getUTCFullYear() - 1900; - HEAP32[(((tmPtr) + (24)) >> 2)] = date.getUTCDay(); - var start = Date.UTC(date.getUTCFullYear(), 0, 1, 0, 0, 0, 0); - var yday = ((date.getTime() - start) / (1e3 * 60 * 60 * 24)) | 0; - HEAP32[(((tmPtr) + (28)) >> 2)] = yday; -} - -var isLeapYear = year => year % 4 === 0 && (year % 100 !== 0 || year % 400 === 0); - -var MONTH_DAYS_LEAP_CUMULATIVE = [ 0, 31, 60, 91, 121, 152, 182, 213, 244, 274, 305, 335 ]; - -var MONTH_DAYS_REGULAR_CUMULATIVE = [ 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334 ]; - -var ydayFromDate = date => { - var leap = isLeapYear(date.getFullYear()); - var monthDaysCumulative = (leap ? MONTH_DAYS_LEAP_CUMULATIVE : MONTH_DAYS_REGULAR_CUMULATIVE); - var yday = monthDaysCumulative[date.getMonth()] + date.getDate() - 1; - return yday; -}; - -function __localtime_js(time_low, time_high, tmPtr) { - var time = convertI32PairToI53Checked(time_low, time_high); - var date = new Date(time * 1e3); - HEAP32[((tmPtr) >> 2)] = date.getSeconds(); - HEAP32[(((tmPtr) + (4)) >> 2)] = date.getMinutes(); - HEAP32[(((tmPtr) + (8)) >> 2)] = date.getHours(); - HEAP32[(((tmPtr) + (12)) >> 2)] = date.getDate(); - HEAP32[(((tmPtr) + (16)) >> 2)] = date.getMonth(); - HEAP32[(((tmPtr) + (20)) >> 2)] = date.getFullYear() - 1900; - HEAP32[(((tmPtr) + (24)) >> 2)] = date.getDay(); - var yday = ydayFromDate(date) | 0; - HEAP32[(((tmPtr) + (28)) >> 2)] = yday; - HEAP32[(((tmPtr) + (36)) >> 2)] = -(date.getTimezoneOffset() * 60); - var start = new Date(date.getFullYear(), 0, 1); - var summerOffset = new Date(date.getFullYear(), 6, 1).getTimezoneOffset(); - var winterOffset = start.getTimezoneOffset(); - var dst = (summerOffset != winterOffset && date.getTimezoneOffset() == Math.min(winterOffset, summerOffset)) | 0; - HEAP32[(((tmPtr) + (32)) >> 2)] = dst; -} - -/** @suppress {duplicate } */ var setTempRet0 = val => __emscripten_tempret_set(val); - -var __mktime_js = function(tmPtr) { - var ret = (() => { - var date = new Date(HEAP32[(((tmPtr) + (20)) >> 2)] + 1900, HEAP32[(((tmPtr) + (16)) >> 2)], HEAP32[(((tmPtr) + (12)) >> 2)], HEAP32[(((tmPtr) + (8)) >> 2)], HEAP32[(((tmPtr) + (4)) >> 2)], HEAP32[((tmPtr) >> 2)], 0); - var dst = HEAP32[(((tmPtr) + (32)) >> 2)]; - var guessedOffset = date.getTimezoneOffset(); - var start = new Date(date.getFullYear(), 0, 1); - var summerOffset = new Date(date.getFullYear(), 6, 1).getTimezoneOffset(); - var winterOffset = start.getTimezoneOffset(); - var dstOffset = Math.min(winterOffset, summerOffset); - if (dst < 0) { - HEAP32[(((tmPtr) + (32)) >> 2)] = Number(summerOffset != winterOffset && dstOffset == guessedOffset); - } else if ((dst > 0) != (dstOffset == guessedOffset)) { - var nonDstOffset = Math.max(winterOffset, summerOffset); - var trueOffset = dst > 0 ? dstOffset : nonDstOffset; - date.setTime(date.getTime() + (trueOffset - guessedOffset) * 6e4); - } - HEAP32[(((tmPtr) + (24)) >> 2)] = date.getDay(); - var yday = ydayFromDate(date) | 0; - HEAP32[(((tmPtr) + (28)) >> 2)] = yday; - HEAP32[((tmPtr) >> 2)] = date.getSeconds(); - HEAP32[(((tmPtr) + (4)) >> 2)] = date.getMinutes(); - HEAP32[(((tmPtr) + (8)) >> 2)] = date.getHours(); - HEAP32[(((tmPtr) + (12)) >> 2)] = date.getDate(); - HEAP32[(((tmPtr) + (16)) >> 2)] = date.getMonth(); - HEAP32[(((tmPtr) + (20)) >> 2)] = date.getYear(); - var timeMs = date.getTime(); - if (isNaN(timeMs)) { - return -1; - } - return timeMs / 1e3; - })(); - return (setTempRet0((tempDouble = ret, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0)), - ret >>> 0); -}; - -function __mmap_js(len, prot, flags, fd, offset_low, offset_high, allocated, addr) { - var offset = convertI32PairToI53Checked(offset_low, offset_high); - try { - if (isNaN(offset)) return 61; - var stream = SYSCALLS.getStreamFromFD(fd); - var res = FS.mmap(stream, len, offset, prot, flags); - var ptr = res.ptr; - HEAP32[((allocated) >> 2)] = res.allocated; - HEAPU32[((addr) >> 2)] = ptr; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function __munmap_js(addr, len, prot, flags, fd, offset_low, offset_high) { - var offset = convertI32PairToI53Checked(offset_low, offset_high); - try { - var stream = SYSCALLS.getStreamFromFD(fd); - if (prot & 2) { - SYSCALLS.doMsync(addr, stream, len, flags, offset); - } - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var timers = {}; - -var handleException = e => { - if (e instanceof ExitStatus || e == "unwind") { - return EXITSTATUS; - } - quit_(1, e); -}; - -var runtimeKeepaliveCounter = 0; - -var keepRuntimeAlive = () => noExitRuntime || runtimeKeepaliveCounter > 0; - -var _proc_exit = code => { - EXITSTATUS = code; - if (!keepRuntimeAlive()) { - Module["onExit"]?.(code); - ABORT = true; - } - quit_(code, new ExitStatus(code)); -}; - -/** @param {boolean|number=} implicit */ var exitJS = (status, implicit) => { - EXITSTATUS = status; - if (!keepRuntimeAlive()) { - exitRuntime(); - } - _proc_exit(status); -}; - -var _exit = exitJS; - -Module["_exit"] = _exit; - -var maybeExit = () => { - if (runtimeExited) { - return; - } - if (!keepRuntimeAlive()) { - try { - _exit(EXITSTATUS); - } catch (e) { - handleException(e); - } - } -}; - -var callUserCallback = func => { - if (runtimeExited || ABORT) { - return; - } - try { - func(); - maybeExit(); - } catch (e) { - handleException(e); - } -}; - -var _emscripten_get_now; - -_emscripten_get_now = () => performance.now(); - -var __setitimer_js = (which, timeout_ms) => { - if (timers[which]) { - clearTimeout(timers[which].id); - delete timers[which]; - } - if (!timeout_ms) return 0; - var id = setTimeout(() => { - delete timers[which]; - callUserCallback(() => __emscripten_timeout(which, _emscripten_get_now())); - }, timeout_ms); - timers[which] = { - id: id, - timeout_ms: timeout_ms - }; - return 0; -}; - -var __tzset_js = (timezone, daylight, std_name, dst_name) => { - var currentYear = (new Date).getFullYear(); - var winter = new Date(currentYear, 0, 1); - var summer = new Date(currentYear, 6, 1); - var winterOffset = winter.getTimezoneOffset(); - var summerOffset = summer.getTimezoneOffset(); - var stdTimezoneOffset = Math.max(winterOffset, summerOffset); - HEAPU32[((timezone) >> 2)] = stdTimezoneOffset * 60; - HEAP32[((daylight) >> 2)] = Number(winterOffset != summerOffset); - var extractZone = date => date.toLocaleTimeString(undefined, { - hour12: false, - timeZoneName: "short" - }).split(" ")[1]; - var winterName = extractZone(winter); - var summerName = extractZone(summer); - if (summerOffset < winterOffset) { - stringToUTF8(winterName, std_name, 17); - stringToUTF8(summerName, dst_name, 17); - } else { - stringToUTF8(winterName, dst_name, 17); - stringToUTF8(summerName, std_name, 17); - } -}; - -var _emscripten_date_now = () => Date.now(); - -var getHeapMax = () => 2147483648; - -var _emscripten_get_heap_max = () => getHeapMax(); - -var growMemory = size => { - var b = wasmMemory.buffer; - var pages = (size - b.byteLength + 65535) / 65536; - try { - wasmMemory.grow(pages); - updateMemoryViews(); - return 1; - } /*success*/ catch (e) {} -}; - -var _emscripten_resize_heap = requestedSize => { - var oldSize = HEAPU8.length; - requestedSize >>>= 0; - var maxHeapSize = getHeapMax(); - if (requestedSize > maxHeapSize) { - return false; - } - var alignUp = (x, multiple) => x + (multiple - x % multiple) % multiple; - for (var cutDown = 1; cutDown <= 4; cutDown *= 2) { - var overGrownHeapSize = oldSize * (1 + .2 / cutDown); - overGrownHeapSize = Math.min(overGrownHeapSize, requestedSize + 100663296); - var newSize = Math.min(maxHeapSize, alignUp(Math.max(requestedSize, overGrownHeapSize), 65536)); - var replacement = growMemory(newSize); - if (replacement) { - return true; - } - } - return false; -}; - -var runtimeKeepalivePush = () => { - runtimeKeepaliveCounter += 1; -}; - -var runtimeKeepalivePop = () => { - runtimeKeepaliveCounter -= 1; -}; - -/** @param {number=} timeout */ var safeSetTimeout = (func, timeout) => { - runtimeKeepalivePush(); - return setTimeout(() => { - runtimeKeepalivePop(); - callUserCallback(func); - }, timeout); -}; - -var _emscripten_sleep = ms => Asyncify.handleSleep(wakeUp => safeSetTimeout(wakeUp, ms)); - -Module["_emscripten_sleep"] = _emscripten_sleep; - -_emscripten_sleep.isAsync = true; - -var ENV = PHPLoader.ENV || {}; - -var getExecutableName = () => thisProgram || "./this.program"; - -var getEnvStrings = () => { - if (!getEnvStrings.strings) { - var lang = ((typeof navigator == "object" && navigator.languages && navigator.languages[0]) || "C").replace("-", "_") + ".UTF-8"; - var env = { - "USER": "web_user", - "LOGNAME": "web_user", - "PATH": "/", - "PWD": "/", - "HOME": "/home/web_user", - "LANG": lang, - "_": getExecutableName() - }; - for (var x in ENV) { - if (ENV[x] === undefined) delete env[x]; else env[x] = ENV[x]; - } - var strings = []; - for (var x in env) { - strings.push(`${x}=${env[x]}`); - } - getEnvStrings.strings = strings; - } - return getEnvStrings.strings; -}; - -var stringToAscii = (str, buffer) => { - for (var i = 0; i < str.length; ++i) { - HEAP8[buffer++] = str.charCodeAt(i); - } - HEAP8[buffer] = 0; -}; - -var _environ_get = (__environ, environ_buf) => { - var bufSize = 0; - getEnvStrings().forEach((string, i) => { - var ptr = environ_buf + bufSize; - HEAPU32[(((__environ) + (i * 4)) >> 2)] = ptr; - stringToAscii(string, ptr); - bufSize += string.length + 1; - }); - return 0; -}; - -var _environ_sizes_get = (penviron_count, penviron_buf_size) => { - var strings = getEnvStrings(); - HEAPU32[((penviron_count) >> 2)] = strings.length; - var bufSize = 0; - strings.forEach(string => bufSize += string.length + 1); - HEAPU32[((penviron_buf_size) >> 2)] = bufSize; - return 0; -}; - -function _fd_close(fd) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - FS.close(stream); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -function _fd_fdstat_get(fd, pbuf) { - try { - var rightsBase = 0; - var rightsInheriting = 0; - var flags = 0; - { - var stream = SYSCALLS.getStreamFromFD(fd); - var type = stream.tty ? 2 : FS.isDir(stream.mode) ? 3 : FS.isLink(stream.mode) ? 7 : 4; - } - HEAP8[pbuf] = type; - HEAP16[(((pbuf) + (2)) >> 1)] = flags; - (tempI64 = [ rightsBase >>> 0, (tempDouble = rightsBase, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((pbuf) + (8)) >> 2)] = tempI64[0], HEAP32[(((pbuf) + (12)) >> 2)] = tempI64[1]); - (tempI64 = [ rightsInheriting >>> 0, (tempDouble = rightsInheriting, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((pbuf) + (16)) >> 2)] = tempI64[0], HEAP32[(((pbuf) + (20)) >> 2)] = tempI64[1]); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -/** @param {number=} offset */ var doReadv = (stream, iov, iovcnt, offset) => { - var ret = 0; - for (var i = 0; i < iovcnt; i++) { - var ptr = HEAPU32[((iov) >> 2)]; - var len = HEAPU32[(((iov) + (4)) >> 2)]; - iov += 8; - var curr = FS.read(stream, HEAP8, ptr, len, offset); - if (curr < 0) return -1; - ret += curr; - if (curr < len) break; - if (typeof offset != "undefined") { - offset += curr; - } - } - return ret; -}; - -function _fd_read(fd, iov, iovcnt, pnum) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - var num = doReadv(stream, iov, iovcnt); - HEAPU32[((pnum) >> 2)] = num; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -function _fd_seek(fd, offset_low, offset_high, whence, newOffset) { - var offset = convertI32PairToI53Checked(offset_low, offset_high); - try { - if (isNaN(offset)) return 61; - var stream = SYSCALLS.getStreamFromFD(fd); - FS.llseek(stream, offset, whence); - (tempI64 = [ stream.position >>> 0, (tempDouble = stream.position, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[((newOffset) >> 2)] = tempI64[0], HEAP32[(((newOffset) + (4)) >> 2)] = tempI64[1]); - if (stream.getdents && offset === 0 && whence === 0) stream.getdents = null; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -var _fd_sync = function(fd) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - return Asyncify.handleSleep(wakeUp => { - var mount = stream.node.mount; - if (!mount.type.syncfs) { - wakeUp(0); - return; - } - mount.type.syncfs(mount, false, err => { - if (err) { - wakeUp(29); - return; - } - wakeUp(0); - }); - }); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -}; - -_fd_sync.isAsync = true; - -/** @param {number=} offset */ var doWritev = (stream, iov, iovcnt, offset) => { - var ret = 0; - for (var i = 0; i < iovcnt; i++) { - var ptr = HEAPU32[((iov) >> 2)]; - var len = HEAPU32[(((iov) + (4)) >> 2)]; - iov += 8; - var curr = FS.write(stream, HEAP8, ptr, len, offset); - if (curr < 0) return -1; - ret += curr; - if (typeof offset != "undefined") { - offset += curr; - } - } - return ret; -}; - -function _fd_write(fd, iov, iovcnt, pnum) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - var num = doWritev(stream, iov, iovcnt); - HEAPU32[((pnum) >> 2)] = num; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -var _getaddrinfo = (node, service, hint, out) => { - var addr = 0; - var port = 0; - var flags = 0; - var family = 0; - var type = 0; - var proto = 0; - var ai; - function allocaddrinfo(family, type, proto, canon, addr, port) { - var sa, salen, ai; - var errno; - salen = family === 10 ? 28 : 16; - addr = family === 10 ? inetNtop6(addr) : inetNtop4(addr); - sa = _malloc(salen); - errno = writeSockaddr(sa, family, addr, port); - assert(!errno); - ai = _malloc(32); - HEAP32[(((ai) + (4)) >> 2)] = family; - HEAP32[(((ai) + (8)) >> 2)] = type; - HEAP32[(((ai) + (12)) >> 2)] = proto; - HEAPU32[(((ai) + (24)) >> 2)] = canon; - HEAPU32[(((ai) + (20)) >> 2)] = sa; - if (family === 10) { - HEAP32[(((ai) + (16)) >> 2)] = 28; - } else { - HEAP32[(((ai) + (16)) >> 2)] = 16; - } - HEAP32[(((ai) + (28)) >> 2)] = 0; - return ai; - } - if (hint) { - flags = HEAP32[((hint) >> 2)]; - family = HEAP32[(((hint) + (4)) >> 2)]; - type = HEAP32[(((hint) + (8)) >> 2)]; - proto = HEAP32[(((hint) + (12)) >> 2)]; - } - if (type && !proto) { - proto = type === 2 ? 17 : 6; - } - if (!type && proto) { - type = proto === 17 ? 2 : 1; - } - if (proto === 0) { - proto = 6; - } - if (type === 0) { - type = 1; - } - if (!node && !service) { - return -2; - } - if (flags & ~(1 | 2 | 4 | 1024 | 8 | 16 | 32)) { - return -1; - } - if (hint !== 0 && (HEAP32[((hint) >> 2)] & 2) && !node) { - return -1; - } - if (flags & 32) { - return -2; - } - if (type !== 0 && type !== 1 && type !== 2) { - return -7; - } - if (family !== 0 && family !== 2 && family !== 10) { - return -6; - } - if (service) { - service = UTF8ToString(service); - port = parseInt(service, 10); - if (isNaN(port)) { - if (flags & 1024) { - return -2; - } - return -8; - } - } - if (!node) { - if (family === 0) { - family = 2; - } - if ((flags & 1) === 0) { - if (family === 2) { - addr = _htonl(2130706433); - } else { - addr = [ 0, 0, 0, 1 ]; - } - } - ai = allocaddrinfo(family, type, proto, null, addr, port); - HEAPU32[((out) >> 2)] = ai; - return 0; - } - node = UTF8ToString(node); - addr = inetPton4(node); - if (addr !== null) { - if (family === 0 || family === 2) { - family = 2; - } else if (family === 10 && (flags & 8)) { - addr = [ 0, 0, _htonl(65535), addr ]; - family = 10; - } else { - return -2; - } - } else { - addr = inetPton6(node); - if (addr !== null) { - if (family === 0 || family === 10) { - family = 10; - } else { - return -2; - } - } - } - if (addr != null) { - ai = allocaddrinfo(family, type, proto, node, addr, port); - HEAPU32[((out) >> 2)] = ai; - return 0; - } - if (flags & 4) { - return -2; - } - node = DNS.lookup_name(node); - addr = inetPton4(node); - if (family === 0) { - family = 2; - } else if (family === 10) { - addr = [ 0, 0, _htonl(65535), addr ]; - } - ai = allocaddrinfo(family, type, proto, null, addr, port); - HEAPU32[((out) >> 2)] = ai; - return 0; -}; - -/** @type {function(...*):?} */ function _getcontext() { - abort("missing function: getcontext"); -} - -_getcontext.stub = true; - -var _getnameinfo = (sa, salen, node, nodelen, serv, servlen, flags) => { - var info = readSockaddr(sa, salen); - if (info.errno) { - return -6; - } - var port = info.port; - var addr = info.addr; - var overflowed = false; - if (node && nodelen) { - var lookup; - if ((flags & 1) || !(lookup = DNS.lookup_addr(addr))) { - if (flags & 8) { - return -2; - } - } else { - addr = lookup; - } - var numBytesWrittenExclNull = stringToUTF8(addr, node, nodelen); - if (numBytesWrittenExclNull + 1 >= nodelen) { - overflowed = true; - } - } - if (serv && servlen) { - port = "" + port; - var numBytesWrittenExclNull = stringToUTF8(port, serv, servlen); - if (numBytesWrittenExclNull + 1 >= servlen) { - overflowed = true; - } - } - if (overflowed) { - return -12; - } - return 0; -}; - -var Protocols = { - list: [], - map: {} -}; - -var _setprotoent = stayopen => { - function allocprotoent(name, proto, aliases) { - var nameBuf = _malloc(name.length + 1); - stringToAscii(name, nameBuf); - var j = 0; - var length = aliases.length; - var aliasListBuf = _malloc((length + 1) * 4); - for (var i = 0; i < length; i++, j += 4) { - var alias = aliases[i]; - var aliasBuf = _malloc(alias.length + 1); - stringToAscii(alias, aliasBuf); - HEAPU32[(((aliasListBuf) + (j)) >> 2)] = aliasBuf; - } - HEAPU32[(((aliasListBuf) + (j)) >> 2)] = 0; - var pe = _malloc(12); - HEAPU32[((pe) >> 2)] = nameBuf; - HEAPU32[(((pe) + (4)) >> 2)] = aliasListBuf; - HEAP32[(((pe) + (8)) >> 2)] = proto; - return pe; - } - var list = Protocols.list; - var map = Protocols.map; - if (list.length === 0) { - var entry = allocprotoent("tcp", 6, [ "TCP" ]); - list.push(entry); - map["tcp"] = map["6"] = entry; - entry = allocprotoent("udp", 17, [ "UDP" ]); - list.push(entry); - map["udp"] = map["17"] = entry; - } - _setprotoent.index = 0; -}; - -var _getprotobyname = name => { - name = UTF8ToString(name); - _setprotoent(true); - var result = Protocols.map[name]; - return result; -}; - -var _getprotobynumber = number => { - _setprotoent(true); - var result = Protocols.map[number]; - return result; -}; - -var stackAlloc = sz => __emscripten_stack_alloc(sz); - -/** @suppress {duplicate } */ var stringToUTF8OnStack = str => { - var size = lengthBytesUTF8(str) + 1; - var ret = stackAlloc(size); - stringToUTF8(str, ret, size); - return ret; -}; - -var allocateUTF8OnStack = stringToUTF8OnStack; - -var PHPWASM = { - init: function() { - FS.mkdir("/internal"); - FS.mkdir("/internal/shared"); - FS.mkdir("/internal/shared/preload"); - PHPWASM.EventEmitter = ENVIRONMENT_IS_NODE ? require("events").EventEmitter : class EventEmitter { - constructor() { - this.listeners = {}; - } - emit(eventName, data) { - if (this.listeners[eventName]) { - this.listeners[eventName].forEach(callback => { - callback(data); - }); - } - } - once(eventName, callback) { - const self = this; - function removedCallback() { - callback(...arguments); - self.removeListener(eventName, removedCallback); - } - this.on(eventName, removedCallback); - } - removeAllListeners(eventName) { - if (eventName) { - delete this.listeners[eventName]; - } else { - this.listeners = {}; - } - } - removeListener(eventName, callback) { - if (this.listeners[eventName]) { - const idx = this.listeners[eventName].indexOf(callback); - if (idx !== -1) { - this.listeners[eventName].splice(idx, 1); - } - } - } - }; - PHPWASM.child_proc_by_fd = {}; - PHPWASM.child_proc_by_pid = {}; - PHPWASM.input_devices = {}; - }, - getAllWebSockets: function(sock) { - const webSockets = new Set; - if (sock.server) { - sock.server.clients.forEach(ws => { - webSockets.add(ws); - }); - } - for (const peer of PHPWASM.getAllPeers(sock)) { - webSockets.add(peer.socket); - } - return Array.from(webSockets); - }, - getAllPeers: function(sock) { - const peers = new Set; - if (sock.server) { - sock.pending.filter(pending => pending.peers).forEach(pending => { - for (const peer of Object.values(pending.peers)) { - peers.add(peer); - } - }); - } - if (sock.peers) { - for (const peer of Object.values(sock.peers)) { - peers.add(peer); - } - } - return Array.from(peers); - }, - awaitData: function(ws) { - return PHPWASM.awaitEvent(ws, "message"); - }, - awaitConnection: function(ws) { - if (ws.OPEN === ws.readyState) { - return [ Promise.resolve(), PHPWASM.noop ]; - } - return PHPWASM.awaitEvent(ws, "open"); - }, - awaitClose: function(ws) { - if ([ ws.CLOSING, ws.CLOSED ].includes(ws.readyState)) { - return [ Promise.resolve(), PHPWASM.noop ]; - } - return PHPWASM.awaitEvent(ws, "close"); - }, - awaitError: function(ws) { - if ([ ws.CLOSING, ws.CLOSED ].includes(ws.readyState)) { - return [ Promise.resolve(), PHPWASM.noop ]; - } - return PHPWASM.awaitEvent(ws, "error"); - }, - awaitEvent: function(ws, event) { - let resolve; - const listener = () => { - resolve(); - }; - const promise = new Promise(function(_resolve) { - resolve = _resolve; - ws.once(event, listener); - }); - const cancel = () => { - ws.removeListener(event, listener); - setTimeout(resolve); - }; - return [ promise, cancel ]; - }, - noop: function() {}, - spawnProcess: function(command, args, options) { - if (Module["spawnProcess"]) { - const spawnedPromise = Module["spawnProcess"](command, args, options); - return Promise.resolve(spawnedPromise).then(function(spawned) { - if (!spawned || !spawned.on) { - throw new Error("spawnProcess() must return an EventEmitter but returned a different type."); - } - return spawned; - }); - } - if (ENVIRONMENT_IS_NODE) { - return require("child_process").spawn(command, args, { - ...options, - shell: true, - stdio: [ "pipe", "pipe", "pipe" ], - timeout: 100 - }); - } - const e = new Error("popen(), proc_open() etc. are unsupported in the browser. Call php.setSpawnHandler() " + "and provide a callback to handle spawning processes, or disable a popen(), proc_open() " + "and similar functions via php.ini."); - e.code = "SPAWN_UNSUPPORTED"; - throw e; - }, - shutdownSocket: function(socketd, how) { - const sock = getSocketFromFD(socketd); - const peer = Object.values(sock.peers)[0]; - if (!peer) { - return -1; - } - try { - peer.socket.close(); - SOCKFS.websocket_sock_ops.removePeer(sock, peer); - return 0; - } catch (e) { - console.log("Socket shutdown error", e); - return -1; - } - } -}; - -function _js_create_input_device(deviceId) { - let dataBuffer = []; - let dataCallback; - const filename = "proc_id_" + deviceId; - const device = FS.createDevice("/dev", filename, function() {}, function(byte) { - try { - dataBuffer.push(byte); - if (dataCallback) { - dataCallback(new Uint8Array(dataBuffer)); - dataBuffer = []; - } - } catch (e) { - console.error(e); - throw e; - } - }); - const devicePath = "/dev/" + filename; - PHPWASM.input_devices[deviceId] = { - devicePath: devicePath, - onData: function(cb) { - dataCallback = cb; - dataBuffer.forEach(function(data) { - cb(data); - }); - dataBuffer.length = 0; - } - }; - return allocateUTF8OnStack(devicePath); -} - -function _js_open_process(command, argsPtr, argsLength, descriptorsPtr, descriptorsLength, cwdPtr, cwdLength, envPtr, envLength) { - if (!command) { - return 1; - } - const cmdstr = UTF8ToString(command); - if (!cmdstr.length) { - return 0; - } - let argsArray = []; - if (argsLength) { - for (var i = 0; i < argsLength; i++) { - const charPointer = argsPtr + i * 4; - argsArray.push(UTF8ToString(HEAPU32[charPointer >> 2])); - } - } - const cwdstr = cwdPtr ? UTF8ToString(cwdPtr) : null; - let envObject = null; - if (envLength) { - envObject = {}; - for (var i = 0; i < envLength; i++) { - const envPointer = envPtr + i * 4; - const envEntry = UTF8ToString(HEAPU32[envPointer >> 2]); - const splitAt = envEntry.indexOf("="); - if (splitAt === -1) { - continue; - } - const key = envEntry.substring(0, splitAt); - const value = envEntry.substring(splitAt + 1); - envObject[key] = value; - } - } - var std = {}; - for (var i = 0; i < descriptorsLength; i++) { - const descriptorPtr = HEAPU32[(descriptorsPtr + i * 4) >> 2]; - std[HEAPU32[descriptorPtr >> 2]] = { - child: HEAPU32[(descriptorPtr + 4) >> 2], - parent: HEAPU32[(descriptorPtr + 8) >> 2] - }; - } - return Asyncify.handleSleep(async wakeUp => { - let cp; - try { - const options = {}; - if (cwdstr !== null) { - options.cwd = cwdstr; - } - if (envObject !== null) { - options.env = envObject; - } - cp = PHPWASM.spawnProcess(cmdstr, argsArray, options); - if (cp instanceof Promise) { - cp = await cp; - } - } catch (e) { - if (e.code === "SPAWN_UNSUPPORTED") { - wakeUp(1); - return; - } - console.error(e); - wakeUp(1); - throw e; - } - const ProcInfo = { - pid: cp.pid, - exited: false, - stdinFd: std[0]?.child, - stdinIsDevice: std[0]?.child in PHPWASM.input_devices, - stdoutChildFd: std[1]?.child, - stdoutParentFd: std[1]?.parent, - stderrChildFd: std[2]?.child, - stderrParentFd: std[2]?.parent, - stdout: new PHPWASM.EventEmitter, - stderr: new PHPWASM.EventEmitter - }; - if (ProcInfo.stdoutChildFd) PHPWASM.child_proc_by_fd[ProcInfo.stdoutChildFd] = ProcInfo; - if (ProcInfo.stderrChildFd) PHPWASM.child_proc_by_fd[ProcInfo.stderrChildFd] = ProcInfo; - if (ProcInfo.stdoutParentFd) PHPWASM.child_proc_by_fd[ProcInfo.stdoutParentFd] = ProcInfo; - if (ProcInfo.stderrParentFd) PHPWASM.child_proc_by_fd[ProcInfo.stderrParentFd] = ProcInfo; - PHPWASM.child_proc_by_pid[ProcInfo.pid] = ProcInfo; - cp.on("exit", function(code) { - ProcInfo.exitCode = code; - ProcInfo.exited = true; - ProcInfo.stdout.emit("data"); - ProcInfo.stderr.emit("data"); - }); - if (ProcInfo.stdoutChildFd) { - const stdoutStream = SYSCALLS.getStreamFromFD(ProcInfo.stdoutChildFd); - let stdoutAt = 0; - cp.stdout.on("data", function(data) { - ProcInfo.stdout.emit("data", data); - stdoutStream.stream_ops.write(stdoutStream, data, 0, data.length, stdoutAt); - stdoutAt += data.length; - }); - } - if (ProcInfo.stderrChildFd) { - const stderrStream = SYSCALLS.getStreamFromFD(ProcInfo.stderrChildFd); - let stderrAt = 0; - cp.stderr.on("data", function(data) { - ProcInfo.stderr.emit("data", data); - stderrStream.stream_ops.write(stderrStream, data, 0, data.length, stderrAt); - stderrAt += data.length; - }); - } - /** - * Wait until the child process has been spawned. - * Unfortunately there is no Node.js API to check whether - * the process has already been spawned. We can only listen - * to the 'spawn' event and if it has already been spawned, - * listen to the 'exit' event. - */ try { - await new Promise((resolve, reject) => { - cp.on("spawn", resolve); - cp.on("error", reject); - }); - } catch (e) { - console.error(e); - wakeUp(1); - return; - } - if (ProcInfo.stdinIsDevice) { - PHPWASM.input_devices[ProcInfo.stdinFd].onData(function(data) { - if (!data) return; - const dataStr = new TextDecoder("utf-8").decode(data); - cp.stdin.write(dataStr); - }); - wakeUp(ProcInfo.pid); - return; - } - if (ProcInfo.stdinFd) { - const stdinStream = SYSCALLS.getStreamFromFD(ProcInfo.stdinFd); - if (stdinStream.node) { - const CHUNK_SIZE = 1024; - const buffer = new Uint8Array(CHUNK_SIZE); - let offset = 0; - while (true) { - const bytesRead = stdinStream.stream_ops.read(stdinStream, buffer, 0, CHUNK_SIZE, offset); - if (bytesRead === null || bytesRead === 0) { - break; - } - try { - cp.stdin.write(buffer.subarray(0, bytesRead)); - } catch (e) { - console.error(e); - return 1; - } - if (bytesRead < CHUNK_SIZE) { - break; - } - offset += bytesRead; - } - wakeUp(ProcInfo.pid); - return; - } - } - wakeUp(ProcInfo.pid); - }); -} - -function _js_process_status(pid, exitCodePtr) { - if (!PHPWASM.child_proc_by_pid[pid]) { - return -1; - } - if (PHPWASM.child_proc_by_pid[pid].exited) { - HEAPU32[exitCodePtr >> 2] = PHPWASM.child_proc_by_pid[pid].exitCode; - return 1; - } - return 0; -} - -function _js_waitpid(pid, exitCodePtr) { - if (!PHPWASM.child_proc_by_pid[pid]) { - return -1; - } - return Asyncify.handleSleep(wakeUp => { - const poll = function() { - if (PHPWASM.child_proc_by_pid[pid]?.exited) { - HEAPU32[exitCodePtr >> 2] = PHPWASM.child_proc_by_pid[pid].exitCode; - wakeUp(pid); - } else { - setTimeout(poll, 50); - } - }; - poll(); - }); -} - -/** @type {function(...*):?} */ function _makecontext() { - abort("missing function: makecontext"); -} - -_makecontext.stub = true; - -var arraySum = (array, index) => { - var sum = 0; - for (var i = 0; i <= index; sum += array[i++]) {} - return sum; -}; - -var MONTH_DAYS_LEAP = [ 31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 ]; - -var MONTH_DAYS_REGULAR = [ 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 ]; - -var addDays = (date, days) => { - var newDate = new Date(date.getTime()); - while (days > 0) { - var leap = isLeapYear(newDate.getFullYear()); - var currentMonth = newDate.getMonth(); - var daysInCurrentMonth = (leap ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR)[currentMonth]; - if (days > daysInCurrentMonth - newDate.getDate()) { - days -= (daysInCurrentMonth - newDate.getDate() + 1); - newDate.setDate(1); - if (currentMonth < 11) { - newDate.setMonth(currentMonth + 1); - } else { - newDate.setMonth(0); - newDate.setFullYear(newDate.getFullYear() + 1); - } - } else { - newDate.setDate(newDate.getDate() + days); - return newDate; - } - } - return newDate; -}; - -var writeArrayToMemory = (array, buffer) => { - HEAP8.set(array, buffer); -}; - -var _strftime = (s, maxsize, format, tm) => { - var tm_zone = HEAPU32[(((tm) + (40)) >> 2)]; - var date = { - tm_sec: HEAP32[((tm) >> 2)], - tm_min: HEAP32[(((tm) + (4)) >> 2)], - tm_hour: HEAP32[(((tm) + (8)) >> 2)], - tm_mday: HEAP32[(((tm) + (12)) >> 2)], - tm_mon: HEAP32[(((tm) + (16)) >> 2)], - tm_year: HEAP32[(((tm) + (20)) >> 2)], - tm_wday: HEAP32[(((tm) + (24)) >> 2)], - tm_yday: HEAP32[(((tm) + (28)) >> 2)], - tm_isdst: HEAP32[(((tm) + (32)) >> 2)], - tm_gmtoff: HEAP32[(((tm) + (36)) >> 2)], - tm_zone: tm_zone ? UTF8ToString(tm_zone) : "" - }; - var pattern = UTF8ToString(format); - var EXPANSION_RULES_1 = { - "%c": "%a %b %d %H:%M:%S %Y", - "%D": "%m/%d/%y", - "%F": "%Y-%m-%d", - "%h": "%b", - "%r": "%I:%M:%S %p", - "%R": "%H:%M", - "%T": "%H:%M:%S", - "%x": "%m/%d/%y", - "%X": "%H:%M:%S", - "%Ec": "%c", - "%EC": "%C", - "%Ex": "%m/%d/%y", - "%EX": "%H:%M:%S", - "%Ey": "%y", - "%EY": "%Y", - "%Od": "%d", - "%Oe": "%e", - "%OH": "%H", - "%OI": "%I", - "%Om": "%m", - "%OM": "%M", - "%OS": "%S", - "%Ou": "%u", - "%OU": "%U", - "%OV": "%V", - "%Ow": "%w", - "%OW": "%W", - "%Oy": "%y" - }; - for (var rule in EXPANSION_RULES_1) { - pattern = pattern.replace(new RegExp(rule, "g"), EXPANSION_RULES_1[rule]); - } - var WEEKDAYS = [ "Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday" ]; - var MONTHS = [ "January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December" ]; - function leadingSomething(value, digits, character) { - var str = typeof value == "number" ? value.toString() : (value || ""); - while (str.length < digits) { - str = character[0] + str; - } - return str; - } - function leadingNulls(value, digits) { - return leadingSomething(value, digits, "0"); - } - function compareByDay(date1, date2) { - function sgn(value) { - return value < 0 ? -1 : (value > 0 ? 1 : 0); - } - var compare; - if ((compare = sgn(date1.getFullYear() - date2.getFullYear())) === 0) { - if ((compare = sgn(date1.getMonth() - date2.getMonth())) === 0) { - compare = sgn(date1.getDate() - date2.getDate()); - } - } - return compare; - } - function getFirstWeekStartDate(janFourth) { - switch (janFourth.getDay()) { - case 0: - return new Date(janFourth.getFullYear() - 1, 11, 29); - - case 1: - return janFourth; - - case 2: - return new Date(janFourth.getFullYear(), 0, 3); - - case 3: - return new Date(janFourth.getFullYear(), 0, 2); - - case 4: - return new Date(janFourth.getFullYear(), 0, 1); - - case 5: - return new Date(janFourth.getFullYear() - 1, 11, 31); - - case 6: - return new Date(janFourth.getFullYear() - 1, 11, 30); - } - } - function getWeekBasedYear(date) { - var thisDate = addDays(new Date(date.tm_year + 1900, 0, 1), date.tm_yday); - var janFourthThisYear = new Date(thisDate.getFullYear(), 0, 4); - var janFourthNextYear = new Date(thisDate.getFullYear() + 1, 0, 4); - var firstWeekStartThisYear = getFirstWeekStartDate(janFourthThisYear); - var firstWeekStartNextYear = getFirstWeekStartDate(janFourthNextYear); - if (compareByDay(firstWeekStartThisYear, thisDate) <= 0) { - if (compareByDay(firstWeekStartNextYear, thisDate) <= 0) { - return thisDate.getFullYear() + 1; - } - return thisDate.getFullYear(); - } - return thisDate.getFullYear() - 1; - } - var EXPANSION_RULES_2 = { - "%a": date => WEEKDAYS[date.tm_wday].substring(0, 3), - "%A": date => WEEKDAYS[date.tm_wday], - "%b": date => MONTHS[date.tm_mon].substring(0, 3), - "%B": date => MONTHS[date.tm_mon], - "%C": date => { - var year = date.tm_year + 1900; - return leadingNulls((year / 100) | 0, 2); - }, - "%d": date => leadingNulls(date.tm_mday, 2), - "%e": date => leadingSomething(date.tm_mday, 2, " "), - "%g": date => getWeekBasedYear(date).toString().substring(2), - "%G": getWeekBasedYear, - "%H": date => leadingNulls(date.tm_hour, 2), - "%I": date => { - var twelveHour = date.tm_hour; - if (twelveHour == 0) twelveHour = 12; else if (twelveHour > 12) twelveHour -= 12; - return leadingNulls(twelveHour, 2); - }, - "%j": date => leadingNulls(date.tm_mday + arraySum(isLeapYear(date.tm_year + 1900) ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, date.tm_mon - 1), 3), - "%m": date => leadingNulls(date.tm_mon + 1, 2), - "%M": date => leadingNulls(date.tm_min, 2), - "%n": () => "\n", - "%p": date => { - if (date.tm_hour >= 0 && date.tm_hour < 12) { - return "AM"; - } - return "PM"; - }, - "%S": date => leadingNulls(date.tm_sec, 2), - "%t": () => "\t", - "%u": date => date.tm_wday || 7, - "%U": date => { - var days = date.tm_yday + 7 - date.tm_wday; - return leadingNulls(Math.floor(days / 7), 2); - }, - "%V": date => { - var val = Math.floor((date.tm_yday + 7 - (date.tm_wday + 6) % 7) / 7); - if ((date.tm_wday + 371 - date.tm_yday - 2) % 7 <= 2) { - val++; - } - if (!val) { - val = 52; - var dec31 = (date.tm_wday + 7 - date.tm_yday - 1) % 7; - if (dec31 == 4 || (dec31 == 5 && isLeapYear(date.tm_year % 400 - 1))) { - val++; - } - } else if (val == 53) { - var jan1 = (date.tm_wday + 371 - date.tm_yday) % 7; - if (jan1 != 4 && (jan1 != 3 || !isLeapYear(date.tm_year))) val = 1; - } - return leadingNulls(val, 2); - }, - "%w": date => date.tm_wday, - "%W": date => { - var days = date.tm_yday + 7 - ((date.tm_wday + 6) % 7); - return leadingNulls(Math.floor(days / 7), 2); - }, - "%y": date => (date.tm_year + 1900).toString().substring(2), - "%Y": date => date.tm_year + 1900, - "%z": date => { - var off = date.tm_gmtoff; - var ahead = off >= 0; - off = Math.abs(off) / 60; - off = (off / 60) * 100 + (off % 60); - return (ahead ? "+" : "-") + String("0000" + off).slice(-4); - }, - "%Z": date => date.tm_zone, - "%%": () => "%" - }; - pattern = pattern.replace(/%%/g, "\0\0"); - for (var rule in EXPANSION_RULES_2) { - if (pattern.includes(rule)) { - pattern = pattern.replace(new RegExp(rule, "g"), EXPANSION_RULES_2[rule](date)); - } - } - pattern = pattern.replace(/\0\0/g, "%"); - var bytes = intArrayFromString(pattern, false); - if (bytes.length > maxsize) { - return 0; - } - writeArrayToMemory(bytes, s); - return bytes.length - 1; -}; - -var _strftime_l = (s, maxsize, format, tm, loc) => _strftime(s, maxsize, format, tm); - -var _strptime = (buf, format, tm) => { - var pattern = UTF8ToString(format); - var SPECIAL_CHARS = "\\!@#$^&*()+=-[]/{}|:<>?,."; - for (var i = 0, ii = SPECIAL_CHARS.length; i < ii; ++i) { - pattern = pattern.replace(new RegExp("\\" + SPECIAL_CHARS[i], "g"), "\\" + SPECIAL_CHARS[i]); - } - var EQUIVALENT_MATCHERS = { - "A": "%a", - "B": "%b", - "c": "%a %b %d %H:%M:%S %Y", - "D": "%m\\/%d\\/%y", - "e": "%d", - "F": "%Y-%m-%d", - "h": "%b", - "R": "%H\\:%M", - "r": "%I\\:%M\\:%S\\s%p", - "T": "%H\\:%M\\:%S", - "x": "%m\\/%d\\/(?:%y|%Y)", - "X": "%H\\:%M\\:%S" - }; - var DATE_PATTERNS = { - /* weekday name */ "a": "(?:Sun(?:day)?)|(?:Mon(?:day)?)|(?:Tue(?:sday)?)|(?:Wed(?:nesday)?)|(?:Thu(?:rsday)?)|(?:Fri(?:day)?)|(?:Sat(?:urday)?)", - /* month name */ "b": "(?:Jan(?:uary)?)|(?:Feb(?:ruary)?)|(?:Mar(?:ch)?)|(?:Apr(?:il)?)|May|(?:Jun(?:e)?)|(?:Jul(?:y)?)|(?:Aug(?:ust)?)|(?:Sep(?:tember)?)|(?:Oct(?:ober)?)|(?:Nov(?:ember)?)|(?:Dec(?:ember)?)", - /* century */ "C": "\\d\\d", - /* day of month */ "d": "0[1-9]|[1-9](?!\\d)|1\\d|2\\d|30|31", - /* hour (24hr) */ "H": "\\d(?!\\d)|[0,1]\\d|20|21|22|23", - /* hour (12hr) */ "I": "\\d(?!\\d)|0\\d|10|11|12", - /* day of year */ "j": "00[1-9]|0?[1-9](?!\\d)|0?[1-9]\\d(?!\\d)|[1,2]\\d\\d|3[0-6]\\d", - /* month */ "m": "0[1-9]|[1-9](?!\\d)|10|11|12", - /* minutes */ "M": "0\\d|\\d(?!\\d)|[1-5]\\d", - /* whitespace */ "n": " ", - /* AM/PM */ "p": "AM|am|PM|pm|A\\.M\\.|a\\.m\\.|P\\.M\\.|p\\.m\\.", - /* seconds */ "S": "0\\d|\\d(?!\\d)|[1-5]\\d|60", - /* week number */ "U": "0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53", - /* week number */ "W": "0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53", - /* weekday number */ "w": "[0-6]", - /* 2-digit year */ "y": "\\d\\d", - /* 4-digit year */ "Y": "\\d\\d\\d\\d", - /* whitespace */ "t": " ", - /* time zone */ "z": "Z|(?:[\\+\\-]\\d\\d:?(?:\\d\\d)?)" - }; - var MONTH_NUMBERS = { - JAN: 0, - FEB: 1, - MAR: 2, - APR: 3, - MAY: 4, - JUN: 5, - JUL: 6, - AUG: 7, - SEP: 8, - OCT: 9, - NOV: 10, - DEC: 11 - }; - var DAY_NUMBERS_SUN_FIRST = { - SUN: 0, - MON: 1, - TUE: 2, - WED: 3, - THU: 4, - FRI: 5, - SAT: 6 - }; - var DAY_NUMBERS_MON_FIRST = { - MON: 0, - TUE: 1, - WED: 2, - THU: 3, - FRI: 4, - SAT: 5, - SUN: 6 - }; - var capture = []; - var pattern_out = pattern.replace(/%(.)/g, (m, c) => EQUIVALENT_MATCHERS[c] || m).replace(/%(.)/g, (_, c) => { - let pat = DATE_PATTERNS[c]; - if (pat) { - capture.push(c); - return `(${pat})`; - } else { - return c; - } - }).replace(/\s+/g, "\\s*"); - var matches = new RegExp("^" + pattern_out, "i").exec(UTF8ToString(buf)); - function initDate() { - function fixup(value, min, max) { - return (typeof value != "number" || isNaN(value)) ? min : (value >= min ? (value <= max ? value : max) : min); - } - return { - year: fixup(HEAP32[(((tm) + (20)) >> 2)] + 1900, 1970, 9999), - month: fixup(HEAP32[(((tm) + (16)) >> 2)], 0, 11), - day: fixup(HEAP32[(((tm) + (12)) >> 2)], 1, 31), - hour: fixup(HEAP32[(((tm) + (8)) >> 2)], 0, 23), - min: fixup(HEAP32[(((tm) + (4)) >> 2)], 0, 59), - sec: fixup(HEAP32[((tm) >> 2)], 0, 59), - gmtoff: 0 - }; - } - if (matches) { - var date = initDate(); - var value; - var getMatch = symbol => { - var pos = capture.indexOf(symbol); - if (pos >= 0) { - return matches[pos + 1]; - } - return; - }; - if ((value = getMatch("S"))) { - date.sec = jstoi_q(value); - } - if ((value = getMatch("M"))) { - date.min = jstoi_q(value); - } - if ((value = getMatch("H"))) { - date.hour = jstoi_q(value); - } else if ((value = getMatch("I"))) { - var hour = jstoi_q(value); - if ((value = getMatch("p"))) { - hour += value.toUpperCase()[0] === "P" ? 12 : 0; - } - date.hour = hour; - } - if ((value = getMatch("Y"))) { - date.year = jstoi_q(value); - } else if ((value = getMatch("y"))) { - var year = jstoi_q(value); - if ((value = getMatch("C"))) { - year += jstoi_q(value) * 100; - } else { - year += year < 69 ? 2e3 : 1900; - } - date.year = year; - } - if ((value = getMatch("m"))) { - date.month = jstoi_q(value) - 1; - } else if ((value = getMatch("b"))) { - date.month = MONTH_NUMBERS[value.substring(0, 3).toUpperCase()] || 0; - } - if ((value = getMatch("d"))) { - date.day = jstoi_q(value); - } else if ((value = getMatch("j"))) { - var day = jstoi_q(value); - var leapYear = isLeapYear(date.year); - for (var month = 0; month < 12; ++month) { - var daysUntilMonth = arraySum(leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, month - 1); - if (day <= daysUntilMonth + (leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR)[month]) { - date.day = day - daysUntilMonth; - } - } - } else if ((value = getMatch("a"))) { - var weekDay = value.substring(0, 3).toUpperCase(); - if ((value = getMatch("U"))) { - var weekDayNumber = DAY_NUMBERS_SUN_FIRST[weekDay]; - var weekNumber = jstoi_q(value); - var janFirst = new Date(date.year, 0, 1); - var endDate; - if (janFirst.getDay() === 0) { - endDate = addDays(janFirst, weekDayNumber + 7 * (weekNumber - 1)); - } else { - endDate = addDays(janFirst, 7 - janFirst.getDay() + weekDayNumber + 7 * (weekNumber - 1)); - } - date.day = endDate.getDate(); - date.month = endDate.getMonth(); - } else if ((value = getMatch("W"))) { - var weekDayNumber = DAY_NUMBERS_MON_FIRST[weekDay]; - var weekNumber = jstoi_q(value); - var janFirst = new Date(date.year, 0, 1); - var endDate; - if (janFirst.getDay() === 1) { - endDate = addDays(janFirst, weekDayNumber + 7 * (weekNumber - 1)); - } else { - endDate = addDays(janFirst, 7 - janFirst.getDay() + 1 + weekDayNumber + 7 * (weekNumber - 1)); - } - date.day = endDate.getDate(); - date.month = endDate.getMonth(); - } - } - if ((value = getMatch("z"))) { - if (value.toLowerCase() === "z") { - date.gmtoff = 0; - } else { - var match = value.match(/^((?:\-|\+)\d\d):?(\d\d)?/); - date.gmtoff = match[1] * 3600; - if (match[2]) { - date.gmtoff += date.gmtoff > 0 ? match[2] * 60 : -match[2] * 60; - } - } - } - /* + // The rest of the code comes from the built php.js file and esm-suffix.js + // include: shell.js + // The Module object: Our interface to the outside world. We import + // and export values on it. There are various ways Module can be used: + // 1. Not defined. We create it here + // 2. A function parameter, function(moduleArg) => Promise + // 3. pre-run appended it, var Module = {}; ..generated code.. + // 4. External script tag defines var Module. + // We need to check if Module already exists (e.g. case 3 above). + // Substitution will be replaced with actual code on later stage of the build, + // this way Closure Compiler will not mangle it (e.g. case 4. above). + // Note that if you want to run closure, and also to use Module + // after the generated code, you will need to define var Module = {}; + // before the code. Then that object will be used in the code, and you + // can continue to use Module afterwards as well. + var Module = typeof PHPLoader != 'undefined' ? PHPLoader : {}; + + var ENVIRONMENT_IS_WORKER = RuntimeName === 'WORKER'; + + var ENVIRONMENT_IS_NODE = RuntimeName === 'NODE'; + + if (ENVIRONMENT_IS_NODE) { + } + + // --pre-jses are emitted after the Module integration code, so that they can + // refer to Module (if they choose; they can also define Module) + // Sometimes an existing Module object exists with properties + // meant to overwrite the default module functionality. Here + // we collect those properties and reapply _after_ we configure + // the current environment's defaults to avoid having to be so + // defensive during initialization. + var moduleOverrides = Object.assign({}, Module); + + var arguments_ = []; + + var thisProgram = './this.program'; + + var quit_ = (status, toThrow) => { + throw toThrow; + }; + + // `/` should be present at the end if `scriptDirectory` is not empty + var scriptDirectory = ''; + + function locateFile(path) { + if (Module['locateFile']) { + return Module['locateFile'](path, scriptDirectory); + } + return scriptDirectory + path; + } + + // Hooks that are implemented differently in different runtime environments. + var readAsync, readBinary; + + if (ENVIRONMENT_IS_NODE) { + // These modules will usually be used on Node.js. Load them eagerly to avoid + // the complexity of lazy-loading. + var fs = require('fs'); + var nodePath = require('path'); + scriptDirectory = __dirname + '/'; + // include: node_shell_read.js + readBinary = (filename) => { + // We need to re-wrap `file://` strings to URLs. + filename = isFileURI(filename) ? new URL(filename) : filename; + var ret = fs.readFileSync(filename); + return ret; + }; + readAsync = async (filename, binary = true) => { + // See the comment in the `readBinary` function. + filename = isFileURI(filename) ? new URL(filename) : filename; + var ret = fs.readFileSync(filename, binary ? undefined : 'utf8'); + return ret; + }; + // end include: node_shell_read.js + if (!Module['thisProgram'] && process.argv.length > 1) { + thisProgram = process.argv[1].replace(/\\/g, '/'); + } + arguments_ = process.argv.slice(2); + if (typeof module != 'undefined') { + module['exports'] = Module; + } + quit_ = (status, toThrow) => { + process.exitCode = status; + throw toThrow; + }; + } // Note that this includes Node.js workers when relevant (pthreads is enabled). + // Node.js workers are detected as a combination of ENVIRONMENT_IS_WORKER and + // ENVIRONMENT_IS_NODE. + else { + } + + var out = Module['print'] || console.log.bind(console); + + var err = Module['printErr'] || console.error.bind(console); + + // Merge back in the overrides + Object.assign(Module, moduleOverrides); + + // Free the object hierarchy contained in the overrides, this lets the GC + // reclaim data used. + moduleOverrides = null; + + // Emit code to handle expected values on the Module object. This applies Module.x + // to the proper local x. This has two benefits: first, we only emit it if it is + // expected to arrive, and second, by using a local everywhere else that can be + // minified. + if (Module['arguments']) arguments_ = Module['arguments']; + + if (Module['thisProgram']) thisProgram = Module['thisProgram']; + if (Module['quit']) quit_ = Module['quit']; + + // perform assertions in shell.js after we set up out() and err(), as otherwise if an assertion fails it cannot print the message + // end include: shell.js + // include: preamble.js + // === Preamble library stuff === + // Documentation for the public APIs defined in this file must be updated in: + // site/source/docs/api_reference/preamble.js.rst + // A prebuilt local version of the documentation is available at: + // site/build/text/docs/api_reference/preamble.js.txt + // You can also build docs locally as HTML or other formats in site/ + // An online HTML version (which may be of a different version of Emscripten) + // is up at http://kripken.github.io/emscripten-site/docs/api_reference/preamble.js.html + var wasmBinary = Module['wasmBinary']; + + // end include: base64Utils.js + // Wasm globals + var wasmMemory; + + //======================================== + // Runtime essentials + //======================================== + // whether we are quitting the application. no code should run after this. + // set in exit() and abort() + var ABORT = false; + + // set by exit() and abort(). Passed to 'onExit' handler. + // NOTE: This is also used as the process return code code in shell environments + // but only when noExitRuntime is false. + var EXITSTATUS; + + // In STRICT mode, we only define assert() when ASSERTIONS is set. i.e. we + // don't define it at all in release modes. This matches the behaviour of + // MINIMAL_RUNTIME. + // TODO(sbc): Make this the default even without STRICT enabled. + /** @type {function(*, string=)} */ function assert(condition, text) { + if (!condition) { + // This build was created without ASSERTIONS defined. `assert()` should not + // ever be called in this configuration but in case there are callers in + // the wild leave this simple abort() implementation here for now. + abort(text); + } + } + + // Memory management + var /** @type {!Int8Array} */ HEAP8, + /** @type {!Uint8Array} */ HEAPU8, + /** @type {!Int16Array} */ HEAP16, + /** @type {!Uint16Array} */ HEAPU16, + /** @type {!Int32Array} */ HEAP32, + /** @type {!Uint32Array} */ HEAPU32, + /** @type {!Float32Array} */ HEAPF32, + /** @type {!Float64Array} */ HEAPF64; + + // include: runtime_shared.js + function updateMemoryViews() { + var b = wasmMemory.buffer; + Module['HEAP8'] = HEAP8 = new Int8Array(b); + Module['HEAP16'] = HEAP16 = new Int16Array(b); + Module['HEAPU8'] = HEAPU8 = new Uint8Array(b); + Module['HEAPU16'] = HEAPU16 = new Uint16Array(b); + Module['HEAP32'] = HEAP32 = new Int32Array(b); + Module['HEAPU32'] = HEAPU32 = new Uint32Array(b); + Module['HEAPF32'] = HEAPF32 = new Float32Array(b); + Module['HEAPF64'] = HEAPF64 = new Float64Array(b); + } + + // end include: runtime_shared.js + // include: runtime_stack_check.js + // end include: runtime_stack_check.js + var __ATPRERUN__ = []; + + // functions called before the runtime is initialized + var __ATINIT__ = []; + + // functions called during startup + var __ATEXIT__ = []; + + // functions called during shutdown + var __ATPOSTRUN__ = []; + + // functions called after the main() is called + var runtimeInitialized = false; + + var runtimeExited = false; + + function preRun() { + if (Module['preRun']) { + if (typeof Module['preRun'] == 'function') + Module['preRun'] = [Module['preRun']]; + while (Module['preRun'].length) { + addOnPreRun(Module['preRun'].shift()); + } + } + callRuntimeCallbacks(__ATPRERUN__); + } + + function initRuntime() { + runtimeInitialized = true; + SOCKFS.root = FS.mount(SOCKFS, {}, null); + if (!Module['noFSInit'] && !FS.initialized) FS.init(); + FS.ignorePermissions = false; + TTY.init(); + PIPEFS.root = FS.mount(PIPEFS, {}, null); + callRuntimeCallbacks(__ATINIT__); + } + + function exitRuntime() { + ___funcs_on_exit(); + // Native atexit() functions + callRuntimeCallbacks(__ATEXIT__); + FS.quit(); + TTY.shutdown(); + runtimeExited = true; + } + + function postRun() { + if (Module['postRun']) { + if (typeof Module['postRun'] == 'function') + Module['postRun'] = [Module['postRun']]; + while (Module['postRun'].length) { + addOnPostRun(Module['postRun'].shift()); + } + } + callRuntimeCallbacks(__ATPOSTRUN__); + } + + function addOnPreRun(cb) { + __ATPRERUN__.unshift(cb); + } + + function addOnInit(cb) { + __ATINIT__.unshift(cb); + } + + function addOnPostRun(cb) { + __ATPOSTRUN__.unshift(cb); + } + + // include: runtime_math.js + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/imul + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/fround + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/clz32 + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/trunc + // end include: runtime_math.js + // A counter of dependencies for calling run(). If we need to + // do asynchronous work before running, increment this and + // decrement it. Incrementing must happen in a place like + // Module.preRun (used by emcc to add file preloading). + // Note that you can add dependencies in preRun, even though + // it happens right before run - run will be postponed until + // the dependencies are met. + var runDependencies = 0; + + var dependenciesFulfilled = null; + + // overridden to take different actions when all run dependencies are fulfilled + function getUniqueRunDependency(id) { + return id; + } + + function addRunDependency(id) { + runDependencies++; + Module['monitorRunDependencies']?.(runDependencies); + } + + function removeRunDependency(id) { + runDependencies--; + Module['monitorRunDependencies']?.(runDependencies); + if (runDependencies == 0) { + if (dependenciesFulfilled) { + var callback = dependenciesFulfilled; + dependenciesFulfilled = null; + callback(); + } + } + } + + /** @param {string|number=} what */ function abort(what) { + Module['onAbort']?.(what); + what = 'Aborted(' + what + ')'; + // TODO(sbc): Should we remove printing and leave it up to whoever + // catches the exception? + err(what); + ABORT = true; + what += '. Build with -sASSERTIONS for more info.'; + // Use a wasm runtime error, because a JS error might be seen as a foreign + // exception, which means we'd run destructors on it. We need the error to + // simply make the program stop. + // FIXME This approach does not work in Wasm EH because it currently does not assume + // all RuntimeErrors are from traps; it decides whether a RuntimeError is from + // a trap or not based on a hidden field within the object. So at the moment + // we don't have a way of throwing a wasm trap from JS. TODO Make a JS API that + // allows this in the wasm spec. + // Suppress closure compiler warning here. Closure compiler's builtin extern + // definition for WebAssembly.RuntimeError claims it takes no arguments even + // though it can. + // TODO(https://github.com/google/closure-compiler/pull/3913): Remove if/when upstream closure gets fixed. + /** @suppress {checkTypes} */ var e = new WebAssembly.RuntimeError( + what + ); + // Throw the error whether or not MODULARIZE is set because abort is used + // in code paths apart from instantiation where an exception is expected + // to be thrown when abort is called. + throw e; + } + + // include: memoryprofiler.js + // end include: memoryprofiler.js + // include: URIUtils.js + // Prefix of data URIs emitted by SINGLE_FILE and related options. + var dataURIPrefix = 'data:application/octet-stream;base64,'; + + /** + * Indicates whether filename is a base64 data URI. + * @noinline + */ var isDataURI = (filename) => filename.startsWith(dataURIPrefix); + + /** + * Indicates whether filename is delivered via file protocol (as opposed to http/https) + * @noinline + */ var isFileURI = (filename) => filename.startsWith('file://'); + + // end include: URIUtils.js + // include: runtime_exceptions.js + // end include: runtime_exceptions.js + function findWasmBinary() { + var f = dependencyFilename; + if (!isDataURI(f)) { + return locateFile(f); + } + return f; + } + + var wasmBinaryFile; + + function getBinarySync(file) { + if (file == wasmBinaryFile && wasmBinary) { + return new Uint8Array(wasmBinary); + } + if (readBinary) { + return readBinary(file); + } + throw 'both async and sync fetching of the wasm failed'; + } + + async function getWasmBinary(binaryFile) { + // If we don't have the binary yet, load it asynchronously using readAsync. + if (!wasmBinary) { + // Fetch the binary using readAsync + try { + var response = await readAsync(binaryFile); + return new Uint8Array(response); + } catch {} + } + // Otherwise, getBinarySync should be able to get it synchronously + return getBinarySync(binaryFile); + } + + async function instantiateArrayBuffer(binaryFile, imports) { + try { + var binary = await getWasmBinary(binaryFile); + var instance = await WebAssembly.instantiate(binary, imports); + return instance; + } catch (reason) { + err(`failed to asynchronously prepare wasm: ${reason}`); + abort(reason); + } + } + + async function instantiateAsync(binary, binaryFile, imports) { + if ( + !binary && + typeof WebAssembly.instantiateStreaming == 'function' && + !isDataURI(binaryFile) && // Avoid instantiateStreaming() on Node.js environment for now, as while + // Node.js v18.1.0 implements it, it does not have a full fetch() + // implementation yet. + // Reference: + // https://github.com/emscripten-core/emscripten/pull/16917 + !ENVIRONMENT_IS_NODE && + typeof fetch == 'function' + ) { + try { + var response = fetch(binaryFile, { + credentials: 'same-origin', + }); + var instantiationResult = + await WebAssembly.instantiateStreaming(response, imports); + return instantiationResult; + } catch (reason) { + // We expect the most common failure cause to be a bad MIME type for the binary, + // in which case falling back to ArrayBuffer instantiation should work. + err(`wasm streaming compile failed: ${reason}`); + err('falling back to ArrayBuffer instantiation'); + } + } + return instantiateArrayBuffer(binaryFile, imports); + } + + function getWasmImports() { + // prepare imports + return { + a: wasmImports, + }; + } + + // Create the wasm instance. + // Receives the wasm imports, returns the exports. + async function createWasm() { + // Load the wasm module and create an instance of using native support in the JS engine. + // handle a generated wasm instance, receiving its exports and + // performing other necessary setup + /** @param {WebAssembly.Module=} module*/ function receiveInstance( + instance, + module + ) { + wasmExports = instance.exports; + wasmExports = Asyncify.instrumentWasmExports(wasmExports); + Module['wasmExports'] = wasmExports; + wasmMemory = wasmExports['eb']; + updateMemoryViews(); + wasmTable = wasmExports['gb']; + addOnInit(wasmExports['fb']); + removeRunDependency('wasm-instantiate'); + return wasmExports; + } + // wait for the pthread pool (if any) + addRunDependency('wasm-instantiate'); + // Prefer streaming instantiation if available. + function receiveInstantiationResult(result) { + // 'result' is a ResultObject object which has both the module and instance. + // receiveInstance() will swap in the exports (to Module.asm) so they can be called + // TODO: Due to Closure regression https://github.com/google/closure-compiler/issues/3193, the above line no longer optimizes out down to the following line. + // When the regression is fixed, can restore the above PTHREADS-enabled path. + receiveInstance(result['instance']); + } + var info = getWasmImports(); + // User shell pages can write their own Module.instantiateWasm = function(imports, successCallback) callback + // to manually instantiate the Wasm module themselves. This allows pages to + // run the instantiation parallel to any other async startup actions they are + // performing. + // Also pthreads and wasm workers initialize the wasm instance through this + // path. + if (Module['instantiateWasm']) { + try { + return Module['instantiateWasm'](info, receiveInstance); + } catch (e) { + err(`Module.instantiateWasm callback failed with error: ${e}`); + return false; + } + } + wasmBinaryFile ??= findWasmBinary(); + var result = await instantiateAsync(wasmBinary, wasmBinaryFile, info); + receiveInstantiationResult(result); + return result; + } + + // Globals used by JS i64 conversions (see makeSetValue) + var tempDouble; + + var tempI64; + + // include: runtime_debug.js + // end include: runtime_debug.js + // === Body === + function js_popen_to_file(command, mode, exitCodePtr) { + const returnCallback = (resolver) => Asyncify.handleSleep(resolver); + if (!command) return 1; + const cmdstr = UTF8ToString(command); + if (!cmdstr.length) return 0; + const modestr = UTF8ToString(mode); + if (!modestr.length) return 0; + if (modestr === 'w') { + console.error('popen($cmd, "w") is not implemented yet'); + } + return returnCallback(async (wakeUp) => { + let cp; + try { + cp = PHPWASM.spawnProcess(cmdstr, []); + if (cp instanceof Promise) { + cp = await cp; + } + } catch (e) { + console.error(e); + if (e.code === 'SPAWN_UNSUPPORTED') { + return 1; + } + throw e; + } + const outByteArrays = []; + cp.stdout.on('data', function (data) { + outByteArrays.push(data); + }); + const outputPath = '/tmp/popen_output'; + cp.on('exit', function (exitCode) { + const outBytes = new Uint8Array( + outByteArrays.reduce((acc, curr) => acc + curr.length, 0) + ); + let offset = 0; + for (const byteArray of outByteArrays) { + outBytes.set(byteArray, offset); + offset += byteArray.length; + } + FS.writeFile(outputPath, outBytes); + HEAPU8[exitCodePtr] = exitCode; + wakeUp(allocateUTF8OnStack(outputPath)); + }); + }); + } + + function wasm_poll_socket(socketd, events, timeout) { + const returnCallback = (resolver) => Asyncify.handleSleep(resolver); + const POLLIN = 1; + const POLLPRI = 2; + const POLLOUT = 4; + const POLLERR = 8; + const POLLHUP = 16; + const POLLNVAL = 32; + return returnCallback((wakeUp) => { + const polls = []; + if (socketd in PHPWASM.child_proc_by_fd) { + const procInfo = PHPWASM.child_proc_by_fd[socketd]; + if (procInfo.exited) { + wakeUp(0); + return; + } + polls.push(PHPWASM.awaitEvent(procInfo.stdout, 'data')); + } else if (FS.isSocket(FS.getStream(socketd)?.node.mode)) { + const sock = getSocketFromFD(socketd); + if (!sock) { + wakeUp(0); + return; + } + const lookingFor = new Set(); + if (events & POLLIN || events & POLLPRI) { + if (sock.server) { + for (const client of sock.pending) { + if ((client.recv_queue || []).length > 0) { + wakeUp(1); + return; + } + } + } else if ((sock.recv_queue || []).length > 0) { + wakeUp(1); + return; + } + } + const webSockets = PHPWASM.getAllWebSockets(sock); + if (!webSockets.length) { + wakeUp(0); + return; + } + for (const ws of webSockets) { + if (events & POLLIN || events & POLLPRI) { + polls.push(PHPWASM.awaitData(ws)); + lookingFor.add('POLLIN'); + } + if (events & POLLOUT) { + polls.push(PHPWASM.awaitConnection(ws)); + lookingFor.add('POLLOUT'); + } + if (events & POLLHUP) { + polls.push(PHPWASM.awaitClose(ws)); + lookingFor.add('POLLHUP'); + } + if (events & POLLERR || events & POLLNVAL) { + polls.push(PHPWASM.awaitError(ws)); + lookingFor.add('POLLERR'); + } + } + } else { + setTimeout(function () { + wakeUp(1); + }, timeout); + return; + } + if (polls.length === 0) { + console.warn( + 'Unsupported poll event ' + + events + + ', defaulting to setTimeout().' + ); + setTimeout(function () { + wakeUp(0); + }, timeout); + return; + } + const promises = polls.map(([promise]) => promise); + const clearPolling = () => polls.forEach(([, clear]) => clear()); + let awaken = false; + let timeoutId; + Promise.race(promises).then(function (results) { + if (!awaken) { + awaken = true; + wakeUp(1); + if (timeoutId) { + clearTimeout(timeoutId); + } + clearPolling(); + } + }); + if (timeout !== -1) { + timeoutId = setTimeout(function () { + if (!awaken) { + awaken = true; + wakeUp(0); + clearPolling(); + } + }, timeout); + } + }); + } + + function js_fd_read(fd, iov, iovcnt, pnum) { + const returnCallback = (resolver) => Asyncify.handleSleep(resolver); + if ( + Asyncify?.State?.Normal === undefined || + Asyncify?.state === Asyncify?.State?.Normal + ) { + var returnCode; + var stream; + let num = 0; + try { + stream = SYSCALLS.getStreamFromFD(fd); + const num = doReadv(stream, iov, iovcnt); + HEAPU32[pnum >> 2] = num; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) { + throw e; + } + if ( + e.errno !== 6 || + !(stream?.fd in PHPWASM.child_proc_by_fd) + ) { + HEAPU32[pnum >> 2] = 0; + return returnCode; + } + } + } + return returnCallback((wakeUp) => { + var retries = 0; + var interval = 50; + var timeout = 5e3; + var maxRetries = timeout / interval; + function poll() { + var returnCode; + var stream; + let num; + try { + stream = SYSCALLS.getStreamFromFD(fd); + num = doReadv(stream, iov, iovcnt); + returnCode = 0; + } catch (e) { + if ( + typeof FS == 'undefined' || + !(e.name === 'ErrnoError') + ) { + console.error(e); + throw e; + } + returnCode = e.errno; + } + const success = returnCode === 0; + const failure = + ++retries > maxRetries || + !(fd in PHPWASM.child_proc_by_fd) || + PHPWASM.child_proc_by_fd[fd]?.exited || + FS.isClosed(stream); + if (success) { + HEAPU32[pnum >> 2] = num; + wakeUp(0); + } else if (failure) { + HEAPU32[pnum >> 2] = 0; + wakeUp(returnCode === 6 ? 0 : returnCode); + } else { + setTimeout(poll, interval); + } + } + poll(); + }); + } + + function __asyncjs__js_module_onMessage(data, response_buffer) { + return Asyncify.handleAsync(async () => { + if (Module['onMessage']) { + const dataStr = UTF8ToString(data); + return Module['onMessage'](dataStr) + .then((response) => { + const responseBytes = + typeof response === 'string' + ? new TextEncoder().encode(response) + : response; + const responseSize = responseBytes.byteLength; + const responsePtr = _malloc(responseSize + 1); + HEAPU8.set(responseBytes, responsePtr); + HEAPU8[responsePtr + responseSize] = 0; + HEAPU8[response_buffer] = responsePtr; + HEAPU8[response_buffer + 1] = responsePtr >> 8; + HEAPU8[response_buffer + 2] = responsePtr >> 16; + HEAPU8[response_buffer + 3] = responsePtr >> 24; + return responseSize; + }) + .catch((e) => { + console.error(e); + return -1; + }); + } + }); + } + + // end include: preamble.js + class ExitStatus { + name = 'ExitStatus'; + constructor(status) { + this.message = `Program terminated with exit(${status})`; + this.status = status; + } + } + ExitStatus = class PHPExitStatus extends Error { + constructor(status) { + super(status); + this.name = 'ExitStatus'; + this.message = 'Program terminated with exit(' + status + ')'; + this.status = status; + } + }; + + var callRuntimeCallbacks = (callbacks) => { + while (callbacks.length > 0) { + // Pass the module as the first argument. + callbacks.shift()(Module); + } + }; + + var noExitRuntime = Module['noExitRuntime'] || false; + + var stackRestore = (val) => __emscripten_stack_restore(val); + + var stackSave = () => _emscripten_stack_get_current(); + + /** @type {function(...*):?} */ function _SharpYuvConvert() { + abort('missing function: SharpYuvConvert'); + } + + _SharpYuvConvert.stub = true; + + /** @type {function(...*):?} */ function _SharpYuvGetConversionMatrix() { + abort('missing function: SharpYuvGetConversionMatrix'); + } + + _SharpYuvGetConversionMatrix.stub = true; + + /** @type {function(...*):?} */ function _SharpYuvInit() { + abort('missing function: SharpYuvInit'); + } + + _SharpYuvInit.stub = true; + + var UTF8Decoder = + typeof TextDecoder != 'undefined' ? new TextDecoder() : undefined; + + /** + * Given a pointer 'idx' to a null-terminated UTF8-encoded string in the given + * array that contains uint8 values, returns a copy of that string as a + * Javascript String object. + * heapOrArray is either a regular array, or a JavaScript typed array view. + * @param {number=} idx + * @param {number=} maxBytesToRead + * @return {string} + */ var UTF8ArrayToString = ( + heapOrArray, + idx = 0, + maxBytesToRead = NaN + ) => { + var endIdx = idx + maxBytesToRead; + var endPtr = idx; + // TextDecoder needs to know the byte length in advance, it doesn't stop on + // null terminator by itself. Also, use the length info to avoid running tiny + // strings through TextDecoder, since .subarray() allocates garbage. + // (As a tiny code save trick, compare endPtr against endIdx using a negation, + // so that undefined/NaN means Infinity) + while (heapOrArray[endPtr] && !(endPtr >= endIdx)) ++endPtr; + if (endPtr - idx > 16 && heapOrArray.buffer && UTF8Decoder) { + return UTF8Decoder.decode(heapOrArray.subarray(idx, endPtr)); + } + var str = ''; + // If building with TextDecoder, we have already computed the string length + // above, so test loop end condition against that + while (idx < endPtr) { + // For UTF8 byte structure, see: + // http://en.wikipedia.org/wiki/UTF-8#Description + // https://www.ietf.org/rfc/rfc2279.txt + // https://tools.ietf.org/html/rfc3629 + var u0 = heapOrArray[idx++]; + if (!(u0 & 128)) { + str += String.fromCharCode(u0); + continue; + } + var u1 = heapOrArray[idx++] & 63; + if ((u0 & 224) == 192) { + str += String.fromCharCode(((u0 & 31) << 6) | u1); + continue; + } + var u2 = heapOrArray[idx++] & 63; + if ((u0 & 240) == 224) { + u0 = ((u0 & 15) << 12) | (u1 << 6) | u2; + } else { + u0 = + ((u0 & 7) << 18) | + (u1 << 12) | + (u2 << 6) | + (heapOrArray[idx++] & 63); + } + if (u0 < 65536) { + str += String.fromCharCode(u0); + } else { + var ch = u0 - 65536; + str += String.fromCharCode( + 55296 | (ch >> 10), + 56320 | (ch & 1023) + ); + } + } + return str; + }; + + /** + * Given a pointer 'ptr' to a null-terminated UTF8-encoded string in the + * emscripten HEAP, returns a copy of that string as a Javascript String object. + * + * @param {number} ptr + * @param {number=} maxBytesToRead - An optional length that specifies the + * maximum number of bytes to read. You can omit this parameter to scan the + * string until the first 0 byte. If maxBytesToRead is passed, and the string + * at [ptr, ptr+maxBytesToReadr[ contains a null byte in the middle, then the + * string will cut short at that byte index (i.e. maxBytesToRead will not + * produce a string of exact length [ptr, ptr+maxBytesToRead[) N.B. mixing + * frequent uses of UTF8ToString() with and without maxBytesToRead may throw + * JS JIT optimizations off, so it is worth to consider consistently using one + * @return {string} + */ var UTF8ToString = (ptr, maxBytesToRead) => + ptr ? UTF8ArrayToString(HEAPU8, ptr, maxBytesToRead) : ''; + + Module['UTF8ToString'] = UTF8ToString; + + var ___assert_fail = (condition, filename, line, func) => + abort( + `Assertion failed: ${UTF8ToString(condition)}, at: ` + + [ + filename ? UTF8ToString(filename) : 'unknown filename', + line, + func ? UTF8ToString(func) : 'unknown function', + ] + ); + + var ___call_sighandler = (fp, sig) => ((a1) => dynCall_vi(fp, a1))(sig); + + var initRandomFill = () => { + if ( + typeof crypto == 'object' && + typeof crypto['getRandomValues'] == 'function' + ) { + // for modern web browsers + return (view) => crypto.getRandomValues(view); + } else if (ENVIRONMENT_IS_NODE) { + // for nodejs with or without crypto support included + try { + var crypto_module = require('crypto'); + var randomFillSync = crypto_module['randomFillSync']; + if (randomFillSync) { + // nodejs with LTS crypto support + return (view) => crypto_module['randomFillSync'](view); + } + // very old nodejs with the original crypto API + var randomBytes = crypto_module['randomBytes']; + return (view) => ( + view.set(randomBytes(view.byteLength)), // Return the original view to match modern native implementations. + view + ); + } catch (e) {} + } + // we couldn't find a proper implementation, as Math.random() is not suitable for /dev/random, see emscripten-core/emscripten/pull/7096 + abort('initRandomDevice'); + }; + + var randomFill = (view) => (randomFill = initRandomFill())(view); + + var PATH = { + isAbs: (path) => path.charAt(0) === '/', + splitPath: (filename) => { + var splitPathRe = + /^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/; + return splitPathRe.exec(filename).slice(1); + }, + normalizeArray: (parts, allowAboveRoot) => { + // if the path tries to go above the root, `up` ends up > 0 + var up = 0; + for (var i = parts.length - 1; i >= 0; i--) { + var last = parts[i]; + if (last === '.') { + parts.splice(i, 1); + } else if (last === '..') { + parts.splice(i, 1); + up++; + } else if (up) { + parts.splice(i, 1); + up--; + } + } + // if the path is allowed to go above the root, restore leading ..s + if (allowAboveRoot) { + for (; up; up--) { + parts.unshift('..'); + } + } + return parts; + }, + normalize: (path) => { + var isAbsolute = PATH.isAbs(path), + trailingSlash = path.substr(-1) === '/'; + // Normalize the path + path = PATH.normalizeArray( + path.split('/').filter((p) => !!p), + !isAbsolute + ).join('/'); + if (!path && !isAbsolute) { + path = '.'; + } + if (path && trailingSlash) { + path += '/'; + } + return (isAbsolute ? '/' : '') + path; + }, + dirname: (path) => { + var result = PATH.splitPath(path), + root = result[0], + dir = result[1]; + if (!root && !dir) { + // No dirname whatsoever + return '.'; + } + if (dir) { + // It has a dirname, strip trailing slash + dir = dir.substr(0, dir.length - 1); + } + return root + dir; + }, + basename: (path) => { + // EMSCRIPTEN return '/'' for '/', not an empty string + if (path === '/') return '/'; + path = PATH.normalize(path); + path = path.replace(/\/$/, ''); + var lastSlash = path.lastIndexOf('/'); + if (lastSlash === -1) return path; + return path.substr(lastSlash + 1); + }, + join: (...paths) => PATH.normalize(paths.join('/')), + join2: (l, r) => PATH.normalize(l + '/' + r), + }; + + var PATH_FS = { + resolve: (...args) => { + var resolvedPath = '', + resolvedAbsolute = false; + for (var i = args.length - 1; i >= -1 && !resolvedAbsolute; i--) { + var path = i >= 0 ? args[i] : FS.cwd(); + // Skip empty and invalid entries + if (typeof path != 'string') { + throw new TypeError( + 'Arguments to path.resolve must be strings' + ); + } else if (!path) { + return ''; + } + // an invalid portion invalidates the whole thing + resolvedPath = path + '/' + resolvedPath; + resolvedAbsolute = PATH.isAbs(path); + } + // At this point the path should be resolved to a full absolute path, but + // handle relative paths to be safe (might happen when process.cwd() fails) + resolvedPath = PATH.normalizeArray( + resolvedPath.split('/').filter((p) => !!p), + !resolvedAbsolute + ).join('/'); + return (resolvedAbsolute ? '/' : '') + resolvedPath || '.'; + }, + relative: (from, to) => { + from = PATH_FS.resolve(from).substr(1); + to = PATH_FS.resolve(to).substr(1); + function trim(arr) { + var start = 0; + for (; start < arr.length; start++) { + if (arr[start] !== '') break; + } + var end = arr.length - 1; + for (; end >= 0; end--) { + if (arr[end] !== '') break; + } + if (start > end) return []; + return arr.slice(start, end - start + 1); + } + var fromParts = trim(from.split('/')); + var toParts = trim(to.split('/')); + var length = Math.min(fromParts.length, toParts.length); + var samePartsLength = length; + for (var i = 0; i < length; i++) { + if (fromParts[i] !== toParts[i]) { + samePartsLength = i; + break; + } + } + var outputParts = []; + for (var i = samePartsLength; i < fromParts.length; i++) { + outputParts.push('..'); + } + outputParts = outputParts.concat(toParts.slice(samePartsLength)); + return outputParts.join('/'); + }, + }; + + var FS_stdin_getChar_buffer = []; + + var lengthBytesUTF8 = (str) => { + var len = 0; + for (var i = 0; i < str.length; ++i) { + // Gotcha: charCodeAt returns a 16-bit word that is a UTF-16 encoded code + // unit, not a Unicode code point of the character! So decode + // UTF16->UTF32->UTF8. + // See http://unicode.org/faq/utf_bom.html#utf16-3 + var c = str.charCodeAt(i); + // possibly a lead surrogate + if (c <= 127) { + len++; + } else if (c <= 2047) { + len += 2; + } else if (c >= 55296 && c <= 57343) { + len += 4; + ++i; + } else { + len += 3; + } + } + return len; + }; + + Module['lengthBytesUTF8'] = lengthBytesUTF8; + + var stringToUTF8Array = (str, heap, outIdx, maxBytesToWrite) => { + // Parameter maxBytesToWrite is not optional. Negative values, 0, null, + // undefined and false each don't write out any bytes. + if (!(maxBytesToWrite > 0)) return 0; + var startIdx = outIdx; + var endIdx = outIdx + maxBytesToWrite - 1; + // -1 for string null terminator. + for (var i = 0; i < str.length; ++i) { + // Gotcha: charCodeAt returns a 16-bit word that is a UTF-16 encoded code + // unit, not a Unicode code point of the character! So decode + // UTF16->UTF32->UTF8. + // See http://unicode.org/faq/utf_bom.html#utf16-3 + // For UTF8 byte structure, see http://en.wikipedia.org/wiki/UTF-8#Description + // and https://www.ietf.org/rfc/rfc2279.txt + // and https://tools.ietf.org/html/rfc3629 + var u = str.charCodeAt(i); + // possibly a lead surrogate + if (u >= 55296 && u <= 57343) { + var u1 = str.charCodeAt(++i); + u = (65536 + ((u & 1023) << 10)) | (u1 & 1023); + } + if (u <= 127) { + if (outIdx >= endIdx) break; + heap[outIdx++] = u; + } else if (u <= 2047) { + if (outIdx + 1 >= endIdx) break; + heap[outIdx++] = 192 | (u >> 6); + heap[outIdx++] = 128 | (u & 63); + } else if (u <= 65535) { + if (outIdx + 2 >= endIdx) break; + heap[outIdx++] = 224 | (u >> 12); + heap[outIdx++] = 128 | ((u >> 6) & 63); + heap[outIdx++] = 128 | (u & 63); + } else { + if (outIdx + 3 >= endIdx) break; + heap[outIdx++] = 240 | (u >> 18); + heap[outIdx++] = 128 | ((u >> 12) & 63); + heap[outIdx++] = 128 | ((u >> 6) & 63); + heap[outIdx++] = 128 | (u & 63); + } + } + // Null-terminate the pointer to the buffer. + heap[outIdx] = 0; + return outIdx - startIdx; + }; + + /** @type {function(string, boolean=, number=)} */ function intArrayFromString( + stringy, + dontAddNull, + length + ) { + var len = length > 0 ? length : lengthBytesUTF8(stringy) + 1; + var u8array = new Array(len); + var numBytesWritten = stringToUTF8Array( + stringy, + u8array, + 0, + u8array.length + ); + if (dontAddNull) u8array.length = numBytesWritten; + return u8array; + } + + var FS_stdin_getChar = () => { + if (!FS_stdin_getChar_buffer.length) { + var result = null; + if (ENVIRONMENT_IS_NODE) { + // we will read data by chunks of BUFSIZE + var BUFSIZE = 256; + var buf = Buffer.alloc(BUFSIZE); + var bytesRead = 0; + // For some reason we must suppress a closure warning here, even though + // fd definitely exists on process.stdin, and is even the proper way to + // get the fd of stdin, + // https://github.com/nodejs/help/issues/2136#issuecomment-523649904 + // This started to happen after moving this logic out of library_tty.js, + // so it is related to the surrounding code in some unclear manner. + /** @suppress {missingProperties} */ var fd = process.stdin.fd; + try { + bytesRead = fs.readSync(fd, buf, 0, BUFSIZE); + } catch (e) { + // Cross-platform differences: on Windows, reading EOF throws an + // exception, but on other OSes, reading EOF returns 0. Uniformize + // behavior by treating the EOF exception to return 0. + if (e.toString().includes('EOF')) bytesRead = 0; + else throw e; + } + if (bytesRead > 0) { + result = buf.slice(0, bytesRead).toString('utf-8'); + } + } else { + } + if (!result) { + return null; + } + FS_stdin_getChar_buffer = intArrayFromString(result, true); + } + return FS_stdin_getChar_buffer.shift(); + }; + + var TTY = { + ttys: [], + init() {}, + // https://github.com/emscripten-core/emscripten/pull/1555 + // if (ENVIRONMENT_IS_NODE) { + // // currently, FS.init does not distinguish if process.stdin is a file or TTY + // // device, it always assumes it's a TTY device. because of this, we're forcing + // // process.stdin to UTF8 encoding to at least make stdin reading compatible + // // with text files until FS.init can be refactored. + // process.stdin.setEncoding('utf8'); + // } + shutdown() {}, + // https://github.com/emscripten-core/emscripten/pull/1555 + // if (ENVIRONMENT_IS_NODE) { + // // inolen: any idea as to why node -e 'process.stdin.read()' wouldn't exit immediately (with process.stdin being a tty)? + // // isaacs: because now it's reading from the stream, you've expressed interest in it, so that read() kicks off a _read() which creates a ReadReq operation + // // inolen: I thought read() in that case was a synchronous operation that just grabbed some amount of buffered data if it exists? + // // isaacs: it is. but it also triggers a _read() call, which calls readStart() on the handle + // // isaacs: do process.stdin.pause() and i'd think it'd probably close the pending call + // process.stdin.pause(); + // } + register(dev, ops) { + TTY.ttys[dev] = { + input: [], + output: [], + ops, + }; + FS.registerDevice(dev, TTY.stream_ops); + }, + stream_ops: { + open(stream) { + var tty = TTY.ttys[stream.node.rdev]; + if (!tty) { + throw new FS.ErrnoError(43); + } + stream.tty = tty; + stream.seekable = false; + }, + close(stream) { + // flush any pending line data + stream.tty.ops.fsync(stream.tty); + }, + fsync(stream) { + stream.tty.ops.fsync(stream.tty); + }, + read(stream, buffer, offset, length, pos) { + /* ignored */ if (!stream.tty || !stream.tty.ops.get_char) { + throw new FS.ErrnoError(60); + } + var bytesRead = 0; + for (var i = 0; i < length; i++) { + var result; + try { + result = stream.tty.ops.get_char(stream.tty); + } catch (e) { + throw new FS.ErrnoError(29); + } + if (result === undefined && bytesRead === 0) { + throw new FS.ErrnoError(6); + } + if (result === null || result === undefined) break; + bytesRead++; + buffer[offset + i] = result; + } + if (bytesRead) { + stream.node.atime = Date.now(); + } + return bytesRead; + }, + write(stream, buffer, offset, length, pos) { + if (!stream.tty || !stream.tty.ops.put_char) { + throw new FS.ErrnoError(60); + } + try { + for (var i = 0; i < length; i++) { + stream.tty.ops.put_char(stream.tty, buffer[offset + i]); + } + } catch (e) { + throw new FS.ErrnoError(29); + } + if (length) { + stream.node.mtime = stream.node.ctime = Date.now(); + } + return i; + }, + }, + default_tty_ops: { + get_char(tty) { + return FS_stdin_getChar(); + }, + put_char(tty, val) { + if (val === null || val === 10) { + out(UTF8ArrayToString(tty.output)); + tty.output = []; + } else { + if (val != 0) tty.output.push(val); + } + }, + // val == 0 would cut text output off in the middle. + fsync(tty) { + if (tty.output && tty.output.length > 0) { + out(UTF8ArrayToString(tty.output)); + tty.output = []; + } + }, + ioctl_tcgets(tty) { + // typical setting + return { + c_iflag: 25856, + c_oflag: 5, + c_cflag: 191, + c_lflag: 35387, + c_cc: [ + 3, 28, 127, 21, 4, 0, 1, 0, 17, 19, 26, 0, 18, 15, 23, + 22, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + ], + }; + }, + ioctl_tcsets(tty, optional_actions, data) { + // currently just ignore + return 0; + }, + ioctl_tiocgwinsz(tty) { + return [24, 80]; + }, + }, + default_tty1_ops: { + put_char(tty, val) { + if (val === null || val === 10) { + err(UTF8ArrayToString(tty.output)); + tty.output = []; + } else { + if (val != 0) tty.output.push(val); + } + }, + fsync(tty) { + if (tty.output && tty.output.length > 0) { + err(UTF8ArrayToString(tty.output)); + tty.output = []; + } + }, + }, + }; + + var zeroMemory = (address, size) => { + HEAPU8.fill(0, address, address + size); + }; + + var alignMemory = (size, alignment) => + Math.ceil(size / alignment) * alignment; + + var mmapAlloc = (size) => { + size = alignMemory(size, 65536); + var ptr = _emscripten_builtin_memalign(65536, size); + if (ptr) zeroMemory(ptr, size); + return ptr; + }; + + var MEMFS = { + ops_table: null, + mount(mount) { + return MEMFS.createNode(null, '/', 16895, 0); + }, + createNode(parent, name, mode, dev) { + if (FS.isBlkdev(mode) || FS.isFIFO(mode)) { + // no supported + throw new FS.ErrnoError(63); + } + MEMFS.ops_table ||= { + dir: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + lookup: MEMFS.node_ops.lookup, + mknod: MEMFS.node_ops.mknod, + rename: MEMFS.node_ops.rename, + unlink: MEMFS.node_ops.unlink, + rmdir: MEMFS.node_ops.rmdir, + readdir: MEMFS.node_ops.readdir, + symlink: MEMFS.node_ops.symlink, + }, + stream: { + llseek: MEMFS.stream_ops.llseek, + }, + }, + file: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + }, + stream: { + llseek: MEMFS.stream_ops.llseek, + read: MEMFS.stream_ops.read, + write: MEMFS.stream_ops.write, + allocate: MEMFS.stream_ops.allocate, + mmap: MEMFS.stream_ops.mmap, + msync: MEMFS.stream_ops.msync, + }, + }, + link: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + readlink: MEMFS.node_ops.readlink, + }, + stream: {}, + }, + chrdev: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + }, + stream: FS.chrdev_stream_ops, + }, + }; + var node = FS.createNode(parent, name, mode, dev); + if (FS.isDir(node.mode)) { + node.node_ops = MEMFS.ops_table.dir.node; + node.stream_ops = MEMFS.ops_table.dir.stream; + node.contents = {}; + } else if (FS.isFile(node.mode)) { + node.node_ops = MEMFS.ops_table.file.node; + node.stream_ops = MEMFS.ops_table.file.stream; + node.usedBytes = 0; + // The actual number of bytes used in the typed array, as opposed to contents.length which gives the whole capacity. + // When the byte data of the file is populated, this will point to either a typed array, or a normal JS array. Typed arrays are preferred + // for performance, and used by default. However, typed arrays are not resizable like normal JS arrays are, so there is a small disk size + // penalty involved for appending file writes that continuously grow a file similar to std::vector capacity vs used -scheme. + node.contents = null; + } else if (FS.isLink(node.mode)) { + node.node_ops = MEMFS.ops_table.link.node; + node.stream_ops = MEMFS.ops_table.link.stream; + } else if (FS.isChrdev(node.mode)) { + node.node_ops = MEMFS.ops_table.chrdev.node; + node.stream_ops = MEMFS.ops_table.chrdev.stream; + } + node.atime = node.mtime = node.ctime = Date.now(); + // add the new node to the parent + if (parent) { + parent.contents[name] = node; + parent.atime = parent.mtime = parent.ctime = node.atime; + } + return node; + }, + getFileDataAsTypedArray(node) { + if (!node.contents) return new Uint8Array(0); + if (node.contents.subarray) + return node.contents.subarray(0, node.usedBytes); + // Make sure to not return excess unused bytes. + return new Uint8Array(node.contents); + }, + expandFileStorage(node, newCapacity) { + var prevCapacity = node.contents ? node.contents.length : 0; + if (prevCapacity >= newCapacity) return; + // No need to expand, the storage was already large enough. + // Don't expand strictly to the given requested limit if it's only a very small increase, but instead geometrically grow capacity. + // For small filesizes (<1MB), perform size*2 geometric increase, but for large sizes, do a much more conservative size*1.125 increase to + // avoid overshooting the allocation cap by a very large margin. + var CAPACITY_DOUBLING_MAX = 1024 * 1024; + newCapacity = Math.max( + newCapacity, + (prevCapacity * + (prevCapacity < CAPACITY_DOUBLING_MAX ? 2 : 1.125)) >>> + 0 + ); + if (prevCapacity != 0) newCapacity = Math.max(newCapacity, 256); + // At minimum allocate 256b for each file when expanding. + var oldContents = node.contents; + node.contents = new Uint8Array(newCapacity); + // Allocate new storage. + if (node.usedBytes > 0) + node.contents.set(oldContents.subarray(0, node.usedBytes), 0); + }, + // Copy old data over to the new storage. + resizeFileStorage(node, newSize) { + if (node.usedBytes == newSize) return; + if (newSize == 0) { + node.contents = null; + // Fully decommit when requesting a resize to zero. + node.usedBytes = 0; + } else { + var oldContents = node.contents; + node.contents = new Uint8Array(newSize); + // Allocate new storage. + if (oldContents) { + node.contents.set( + oldContents.subarray( + 0, + Math.min(newSize, node.usedBytes) + ) + ); + } + // Copy old data over to the new storage. + node.usedBytes = newSize; + } + }, + node_ops: { + getattr(node) { + var attr = {}; + // device numbers reuse inode numbers. + attr.dev = FS.isChrdev(node.mode) ? node.id : 1; + attr.ino = node.id; + attr.mode = node.mode; + attr.nlink = 1; + attr.uid = 0; + attr.gid = 0; + attr.rdev = node.rdev; + if (FS.isDir(node.mode)) { + attr.size = 4096; + } else if (FS.isFile(node.mode)) { + attr.size = node.usedBytes; + } else if (FS.isLink(node.mode)) { + attr.size = node.link.length; + } else { + attr.size = 0; + } + attr.atime = new Date(node.atime); + attr.mtime = new Date(node.mtime); + attr.ctime = new Date(node.ctime); + // NOTE: In our implementation, st_blocks = Math.ceil(st_size/st_blksize), + // but this is not required by the standard. + attr.blksize = 4096; + attr.blocks = Math.ceil(attr.size / attr.blksize); + return attr; + }, + setattr(node, attr) { + for (const key of ['mode', 'atime', 'mtime', 'ctime']) { + if (attr[key]) { + node[key] = attr[key]; + } + } + if (attr.size !== undefined) { + MEMFS.resizeFileStorage(node, attr.size); + } + }, + lookup(parent, name) { + throw MEMFS.doesNotExistError; + }, + mknod(parent, name, mode, dev) { + return MEMFS.createNode(parent, name, mode, dev); + }, + rename(old_node, new_dir, new_name) { + var new_node; + try { + new_node = FS.lookupNode(new_dir, new_name); + } catch (e) {} + if (new_node) { + if (FS.isDir(old_node.mode)) { + // if we're overwriting a directory at new_name, make sure it's empty. + for (var i in new_node.contents) { + throw new FS.ErrnoError(55); + } + } + FS.hashRemoveNode(new_node); + } + // do the internal rewiring + delete old_node.parent.contents[old_node.name]; + new_dir.contents[new_name] = old_node; + old_node.name = new_name; + new_dir.ctime = + new_dir.mtime = + old_node.parent.ctime = + old_node.parent.mtime = + Date.now(); + }, + unlink(parent, name) { + delete parent.contents[name]; + parent.ctime = parent.mtime = Date.now(); + }, + rmdir(parent, name) { + var node = FS.lookupNode(parent, name); + for (var i in node.contents) { + throw new FS.ErrnoError(55); + } + delete parent.contents[name]; + parent.ctime = parent.mtime = Date.now(); + }, + readdir(node) { + return ['.', '..', ...Object.keys(node.contents)]; + }, + symlink(parent, newname, oldpath) { + var node = MEMFS.createNode(parent, newname, 511 | 40960, 0); + node.link = oldpath; + return node; + }, + readlink(node) { + if (!FS.isLink(node.mode)) { + throw new FS.ErrnoError(28); + } + return node.link; + }, + }, + stream_ops: { + read(stream, buffer, offset, length, position) { + var contents = stream.node.contents; + if (position >= stream.node.usedBytes) return 0; + var size = Math.min(stream.node.usedBytes - position, length); + if (size > 8 && contents.subarray) { + // non-trivial, and typed array + buffer.set( + contents.subarray(position, position + size), + offset + ); + } else { + for (var i = 0; i < size; i++) + buffer[offset + i] = contents[position + i]; + } + return size; + }, + write(stream, buffer, offset, length, position, canOwn) { + // If the buffer is located in main memory (HEAP), and if + // memory can grow, we can't hold on to references of the + // memory buffer, as they may get invalidated. That means we + // need to do copy its contents. + if (buffer.buffer === HEAP8.buffer) { + canOwn = false; + } + if (!length) return 0; + var node = stream.node; + node.mtime = node.ctime = Date.now(); + if ( + buffer.subarray && + (!node.contents || node.contents.subarray) + ) { + // This write is from a typed array to a typed array? + if (canOwn) { + node.contents = buffer.subarray( + offset, + offset + length + ); + node.usedBytes = length; + return length; + } else if (node.usedBytes === 0 && position === 0) { + // If this is a simple first write to an empty file, do a fast set since we don't need to care about old data. + node.contents = buffer.slice(offset, offset + length); + node.usedBytes = length; + return length; + } else if (position + length <= node.usedBytes) { + // Writing to an already allocated and used subrange of the file? + node.contents.set( + buffer.subarray(offset, offset + length), + position + ); + return length; + } + } + // Appending to an existing file and we need to reallocate, or source data did not come as a typed array. + MEMFS.expandFileStorage(node, position + length); + if (node.contents.subarray && buffer.subarray) { + // Use typed array write which is available. + node.contents.set( + buffer.subarray(offset, offset + length), + position + ); + } else { + for (var i = 0; i < length; i++) { + node.contents[position + i] = buffer[offset + i]; + } + } + node.usedBytes = Math.max(node.usedBytes, position + length); + return length; + }, + llseek(stream, offset, whence) { + var position = offset; + if (whence === 1) { + position += stream.position; + } else if (whence === 2) { + if (FS.isFile(stream.node.mode)) { + position += stream.node.usedBytes; + } + } + if (position < 0) { + throw new FS.ErrnoError(28); + } + return position; + }, + allocate(stream, offset, length) { + MEMFS.expandFileStorage(stream.node, offset + length); + stream.node.usedBytes = Math.max( + stream.node.usedBytes, + offset + length + ); + }, + mmap(stream, length, position, prot, flags) { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + var ptr; + var allocated; + var contents = stream.node.contents; + // Only make a new copy when MAP_PRIVATE is specified. + if ( + !(flags & 2) && + contents && + contents.buffer === HEAP8.buffer + ) { + // We can't emulate MAP_SHARED when the file is not backed by the + // buffer we're mapping to (e.g. the HEAP buffer). + allocated = false; + ptr = contents.byteOffset; + } else { + allocated = true; + ptr = mmapAlloc(length); + if (!ptr) { + throw new FS.ErrnoError(48); + } + if (contents) { + // Try to avoid unnecessary slices. + if ( + position > 0 || + position + length < contents.length + ) { + if (contents.subarray) { + contents = contents.subarray( + position, + position + length + ); + } else { + contents = Array.prototype.slice.call( + contents, + position, + position + length + ); + } + } + HEAP8.set(contents, ptr); + } + } + return { + ptr, + allocated, + }; + }, + msync(stream, buffer, offset, length, mmapFlags) { + MEMFS.stream_ops.write( + stream, + buffer, + 0, + length, + offset, + false + ); + // should we check if bytesWritten and length are the same? + return 0; + }, + }, + }; + + var asyncLoad = async (url) => { + var arrayBuffer = await readAsync(url); + return new Uint8Array(arrayBuffer); + }; + + asyncLoad.isAsync = true; + + var FS_createDataFile = ( + parent, + name, + fileData, + canRead, + canWrite, + canOwn + ) => { + FS.createDataFile(parent, name, fileData, canRead, canWrite, canOwn); + }; + + var preloadPlugins = Module['preloadPlugins'] || []; + + var FS_handledByPreloadPlugin = (byteArray, fullname, finish, onerror) => { + // Ensure plugins are ready. + if (typeof Browser != 'undefined') Browser.init(); + var handled = false; + preloadPlugins.forEach((plugin) => { + if (handled) return; + if (plugin['canHandle'](fullname)) { + plugin['handle'](byteArray, fullname, finish, onerror); + handled = true; + } + }); + return handled; + }; + + var FS_createPreloadedFile = ( + parent, + name, + url, + canRead, + canWrite, + onload, + onerror, + dontCreateFile, + canOwn, + preFinish + ) => { + // TODO we should allow people to just pass in a complete filename instead + // of parent and name being that we just join them anyways + var fullname = name + ? PATH_FS.resolve(PATH.join2(parent, name)) + : parent; + var dep = getUniqueRunDependency(`cp ${fullname}`); + // might have several active requests for the same fullname + function processData(byteArray) { + function finish(byteArray) { + preFinish?.(); + if (!dontCreateFile) { + FS_createDataFile( + parent, + name, + byteArray, + canRead, + canWrite, + canOwn + ); + } + onload?.(); + removeRunDependency(dep); + } + if ( + FS_handledByPreloadPlugin(byteArray, fullname, finish, () => { + onerror?.(); + removeRunDependency(dep); + }) + ) { + return; + } + finish(byteArray); + } + addRunDependency(dep); + if (typeof url == 'string') { + asyncLoad(url).then(processData, onerror); + } else { + processData(url); + } + }; + + var FS_modeStringToFlags = (str) => { + var flagModes = { + r: 0, + 'r+': 2, + w: 512 | 64 | 1, + 'w+': 512 | 64 | 2, + a: 1024 | 64 | 1, + 'a+': 1024 | 64 | 2, + }; + var flags = flagModes[str]; + if (typeof flags == 'undefined') { + throw new Error(`Unknown file open mode: ${str}`); + } + return flags; + }; + + var FS_getMode = (canRead, canWrite) => { + var mode = 0; + if (canRead) mode |= 292 | 73; + if (canWrite) mode |= 146; + return mode; + }; + + var ERRNO_CODES = { + EPERM: 63, + ENOENT: 44, + ESRCH: 71, + EINTR: 27, + EIO: 29, + ENXIO: 60, + E2BIG: 1, + ENOEXEC: 45, + EBADF: 8, + ECHILD: 12, + EAGAIN: 6, + EWOULDBLOCK: 6, + ENOMEM: 48, + EACCES: 2, + EFAULT: 21, + ENOTBLK: 105, + EBUSY: 10, + EEXIST: 20, + EXDEV: 75, + ENODEV: 43, + ENOTDIR: 54, + EISDIR: 31, + EINVAL: 28, + ENFILE: 41, + EMFILE: 33, + ENOTTY: 59, + ETXTBSY: 74, + EFBIG: 22, + ENOSPC: 51, + ESPIPE: 70, + EROFS: 69, + EMLINK: 34, + EPIPE: 64, + EDOM: 18, + ERANGE: 68, + ENOMSG: 49, + EIDRM: 24, + ECHRNG: 106, + EL2NSYNC: 156, + EL3HLT: 107, + EL3RST: 108, + ELNRNG: 109, + EUNATCH: 110, + ENOCSI: 111, + EL2HLT: 112, + EDEADLK: 16, + ENOLCK: 46, + EBADE: 113, + EBADR: 114, + EXFULL: 115, + ENOANO: 104, + EBADRQC: 103, + EBADSLT: 102, + EDEADLOCK: 16, + EBFONT: 101, + ENOSTR: 100, + ENODATA: 116, + ETIME: 117, + ENOSR: 118, + ENONET: 119, + ENOPKG: 120, + EREMOTE: 121, + ENOLINK: 47, + EADV: 122, + ESRMNT: 123, + ECOMM: 124, + EPROTO: 65, + EMULTIHOP: 36, + EDOTDOT: 125, + EBADMSG: 9, + ENOTUNIQ: 126, + EBADFD: 127, + EREMCHG: 128, + ELIBACC: 129, + ELIBBAD: 130, + ELIBSCN: 131, + ELIBMAX: 132, + ELIBEXEC: 133, + ENOSYS: 52, + ENOTEMPTY: 55, + ENAMETOOLONG: 37, + ELOOP: 32, + EOPNOTSUPP: 138, + EPFNOSUPPORT: 139, + ECONNRESET: 15, + ENOBUFS: 42, + EAFNOSUPPORT: 5, + EPROTOTYPE: 67, + ENOTSOCK: 57, + ENOPROTOOPT: 50, + ESHUTDOWN: 140, + ECONNREFUSED: 14, + EADDRINUSE: 3, + ECONNABORTED: 13, + ENETUNREACH: 40, + ENETDOWN: 38, + ETIMEDOUT: 73, + EHOSTDOWN: 142, + EHOSTUNREACH: 23, + EINPROGRESS: 26, + EALREADY: 7, + EDESTADDRREQ: 17, + EMSGSIZE: 35, + EPROTONOSUPPORT: 66, + ESOCKTNOSUPPORT: 137, + EADDRNOTAVAIL: 4, + ENETRESET: 39, + EISCONN: 30, + ENOTCONN: 53, + ETOOMANYREFS: 141, + EUSERS: 136, + EDQUOT: 19, + ESTALE: 72, + ENOTSUP: 138, + ENOMEDIUM: 148, + EILSEQ: 25, + EOVERFLOW: 61, + ECANCELED: 11, + ENOTRECOVERABLE: 56, + EOWNERDEAD: 62, + ESTRPIPE: 135, + }; + + var NODEFS = { + isWindows: false, + staticInit() { + NODEFS.isWindows = !!process.platform.match(/^win/); + var flags = process.binding('constants'); + // Node.js 4 compatibility: it has no namespaces for constants + if (flags['fs']) { + flags = flags['fs']; + } + NODEFS.flagsForNodeMap = { + 1024: flags['O_APPEND'], + 64: flags['O_CREAT'], + 128: flags['O_EXCL'], + 256: flags['O_NOCTTY'], + 0: flags['O_RDONLY'], + 2: flags['O_RDWR'], + 4096: flags['O_SYNC'], + 512: flags['O_TRUNC'], + 1: flags['O_WRONLY'], + 131072: flags['O_NOFOLLOW'], + }; + }, + convertNodeCode(e) { + var code = e.code; + return ERRNO_CODES[code]; + }, + tryFSOperation(f) { + try { + return f(); + } catch (e) { + if (!e.code) throw e; + // node under windows can return code 'UNKNOWN' here: + // https://github.com/emscripten-core/emscripten/issues/15468 + if (e.code === 'UNKNOWN') throw new FS.ErrnoError(28); + throw new FS.ErrnoError(NODEFS.convertNodeCode(e)); + } + }, + mount(mount) { + return NODEFS.createNode( + null, + '/', + NODEFS.getMode(mount.opts.root), + 0 + ); + }, + createNode(parent, name, mode, dev) { + if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { + throw new FS.ErrnoError(28); + } + var node = FS.createNode(parent, name, mode); + node.node_ops = NODEFS.node_ops; + node.stream_ops = NODEFS.stream_ops; + return node; + }, + getMode(path) { + return NODEFS.tryFSOperation(() => { + var mode = fs.lstatSync(path).mode; + if (NODEFS.isWindows) { + // Windows does not report the 'x' permission bit, so propagate read + // bits to execute bits. + mode |= (mode & 292) >> 2; + } + return mode; + }); + }, + realPath(node) { + var parts = []; + while (node.parent !== node) { + parts.push(node.name); + node = node.parent; + } + parts.push(node.mount.opts.root); + parts.reverse(); + return PATH.join(...parts); + }, + flagsForNode(flags) { + flags &= ~2097152; + // Ignore this flag from musl, otherwise node.js fails to open the file. + flags &= ~2048; + // Ignore this flag from musl, otherwise node.js fails to open the file. + flags &= ~32768; + // Ignore this flag from musl, otherwise node.js fails to open the file. + flags &= ~524288; + // Some applications may pass it; it makes no sense for a single process. + flags &= ~65536; + // Node.js doesn't need this passed in, it errors. + var newFlags = 0; + for (var k in NODEFS.flagsForNodeMap) { + if (flags & k) { + newFlags |= NODEFS.flagsForNodeMap[k]; + flags ^= k; + } + } + if (flags) { + throw new FS.ErrnoError(28); + } + return newFlags; + }, + node_ops: { + getattr(node) { + var path = NODEFS.realPath(node); + var stat; + NODEFS.tryFSOperation(() => (stat = fs.lstatSync(path))); + if (NODEFS.isWindows) { + // node.js v0.10.20 doesn't report blksize and blocks on Windows. Fake + // them with default blksize of 4096. + // See http://support.microsoft.com/kb/140365 + if (!stat.blksize) { + stat.blksize = 4096; + } + if (!stat.blocks) { + stat.blocks = + ((stat.size + stat.blksize - 1) / stat.blksize) | 0; + } + // Windows does not report the 'x' permission bit, so propagate read + // bits to execute bits. + stat.mode |= (stat.mode & 292) >> 2; + } + return { + dev: stat.dev, + ino: stat.ino, + mode: stat.mode, + nlink: stat.nlink, + uid: stat.uid, + gid: stat.gid, + rdev: stat.rdev, + size: stat.size, + atime: stat.atime, + mtime: stat.mtime, + ctime: stat.ctime, + blksize: stat.blksize, + blocks: stat.blocks, + }; + }, + setattr(node, attr) { + var path = NODEFS.realPath(node); + NODEFS.tryFSOperation(() => { + if (attr.mode !== undefined) { + var mode = attr.mode; + if (NODEFS.isWindows) { + // Windows only supports S_IREAD / S_IWRITE (S_IRUSR / S_IWUSR) + // https://learn.microsoft.com/en-us/cpp/c-runtime-library/reference/chmod-wchmod + mode &= 384; + } + fs.chmodSync(path, mode); + // update the common node structure mode as well + node.mode = attr.mode; + } + if (attr.atime || attr.mtime) { + var atime = attr.atime && new Date(attr.atime); + var mtime = attr.mtime && new Date(attr.mtime); + fs.utimesSync(path, atime, mtime); + } + if (attr.size !== undefined) { + fs.truncateSync(path, attr.size); + } + }); + }, + lookup(parent, name) { + var path = PATH.join2(NODEFS.realPath(parent), name); + var mode = NODEFS.getMode(path); + return NODEFS.createNode(parent, name, mode); + }, + mknod(parent, name, mode, dev) { + var node = NODEFS.createNode(parent, name, mode, dev); + // create the backing node for this in the fs root as well + var path = NODEFS.realPath(node); + NODEFS.tryFSOperation(() => { + if (FS.isDir(node.mode)) { + fs.mkdirSync(path, node.mode); + } else { + fs.writeFileSync(path, '', { + mode: node.mode, + }); + } + }); + return node; + }, + rename(oldNode, newDir, newName) { + var oldPath = NODEFS.realPath(oldNode); + var newPath = PATH.join2(NODEFS.realPath(newDir), newName); + try { + FS.unlink(newPath); + } catch (e) {} + NODEFS.tryFSOperation(() => fs.renameSync(oldPath, newPath)); + oldNode.name = newName; + }, + unlink(parent, name) { + var path = PATH.join2(NODEFS.realPath(parent), name); + NODEFS.tryFSOperation(() => fs.unlinkSync(path)); + }, + rmdir(parent, name) { + var path = PATH.join2(NODEFS.realPath(parent), name); + NODEFS.tryFSOperation(() => fs.rmdirSync(path)); + }, + readdir(node) { + var path = NODEFS.realPath(node); + return NODEFS.tryFSOperation(() => fs.readdirSync(path)); + }, + symlink(parent, newName, oldPath) { + var newPath = PATH.join2(NODEFS.realPath(parent), newName); + NODEFS.tryFSOperation(() => fs.symlinkSync(oldPath, newPath)); + }, + readlink(node) { + var path = NODEFS.realPath(node); + return NODEFS.tryFSOperation(() => fs.readlinkSync(path)); + }, + statfs(path) { + var stats = NODEFS.tryFSOperation(() => fs.statfsSync(path)); + // Node.js doesn't provide frsize (fragment size). Set it to bsize (block size) + // as they're often the same in many file systems. May not be accurate for all. + stats.frsize = stats.bsize; + return stats; + }, + }, + stream_ops: { + open(stream) { + var path = NODEFS.realPath(stream.node); + NODEFS.tryFSOperation(() => { + if (FS.isFile(stream.node.mode)) { + stream.shared.refcount = 1; + stream.nfd = fs.openSync( + path, + NODEFS.flagsForNode(stream.flags) + ); + } + }); + }, + close(stream) { + NODEFS.tryFSOperation(() => { + if ( + FS.isFile(stream.node.mode) && + stream.nfd && + --stream.shared.refcount === 0 + ) { + fs.closeSync(stream.nfd); + } + }); + }, + dup(stream) { + stream.shared.refcount++; + }, + read(stream, buffer, offset, length, position) { + // Node.js < 6 compatibility: node errors on 0 length reads + if (length === 0) return 0; + return NODEFS.tryFSOperation(() => + fs.readSync( + stream.nfd, + new Int8Array(buffer.buffer, offset, length), + 0, + length, + position + ) + ); + }, + write(stream, buffer, offset, length, position) { + return NODEFS.tryFSOperation(() => + fs.writeSync( + stream.nfd, + new Int8Array(buffer.buffer, offset, length), + 0, + length, + position + ) + ); + }, + llseek(stream, offset, whence) { + var position = offset; + if (whence === 1) { + position += stream.position; + } else if (whence === 2) { + if (FS.isFile(stream.node.mode)) { + NODEFS.tryFSOperation(() => { + var stat = fs.fstatSync(stream.nfd); + position += stat.size; + }); + } + } + if (position < 0) { + throw new FS.ErrnoError(28); + } + return position; + }, + mmap(stream, length, position, prot, flags) { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + var ptr = mmapAlloc(length); + NODEFS.stream_ops.read(stream, HEAP8, ptr, length, position); + return { + ptr, + allocated: true, + }; + }, + msync(stream, buffer, offset, length, mmapFlags) { + NODEFS.stream_ops.write( + stream, + buffer, + 0, + length, + offset, + false + ); + // should we check if bytesWritten and length are the same? + return 0; + }, + }, + }; + + var PROXYFS = { + mount(mount) { + return PROXYFS.createNode( + null, + '/', + mount.opts.fs.lstat(mount.opts.root).mode, + 0 + ); + }, + createNode(parent, name, mode, dev) { + if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { + throw new FS.ErrnoError(ERRNO_CODES.EINVAL); + } + var node = FS.createNode(parent, name, mode); + node.node_ops = PROXYFS.node_ops; + node.stream_ops = PROXYFS.stream_ops; + return node; + }, + realPath(node) { + var parts = []; + while (node.parent !== node) { + parts.push(node.name); + node = node.parent; + } + parts.push(node.mount.opts.root); + parts.reverse(); + return PATH.join(...parts); + }, + node_ops: { + getattr(node) { + var path = PROXYFS.realPath(node); + var stat; + try { + stat = node.mount.opts.fs.lstat(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + return { + dev: stat.dev, + ino: stat.ino, + mode: stat.mode, + nlink: stat.nlink, + uid: stat.uid, + gid: stat.gid, + rdev: stat.rdev, + size: stat.size, + atime: stat.atime, + mtime: stat.mtime, + ctime: stat.ctime, + blksize: stat.blksize, + blocks: stat.blocks, + }; + }, + setattr(node, attr) { + var path = PROXYFS.realPath(node); + try { + if (attr.mode !== undefined) { + node.mount.opts.fs.chmod(path, attr.mode); + // update the common node structure mode as well + node.mode = attr.mode; + } + if (attr.atime || attr.mtime) { + var atime = new Date(attr.atime || attr.mtime); + var mtime = new Date(attr.mtime || attr.atime); + node.mount.opts.fs.utime(path, atime, mtime); + } + if (attr.size !== undefined) { + node.mount.opts.fs.truncate(path, attr.size); + } + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + lookup(parent, name) { + try { + var path = PATH.join2(PROXYFS.realPath(parent), name); + var mode = parent.mount.opts.fs.lstat(path).mode; + var node = PROXYFS.createNode(parent, name, mode); + return node; + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + mknod(parent, name, mode, dev) { + var node = PROXYFS.createNode(parent, name, mode, dev); + // create the backing node for this in the fs root as well + var path = PROXYFS.realPath(node); + try { + if (FS.isDir(node.mode)) { + node.mount.opts.fs.mkdir(path, node.mode); + } else { + node.mount.opts.fs.writeFile(path, '', { + mode: node.mode, + }); + } + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + return node; + }, + rename(oldNode, newDir, newName) { + var oldPath = PROXYFS.realPath(oldNode); + var newPath = PATH.join2(PROXYFS.realPath(newDir), newName); + try { + oldNode.mount.opts.fs.rename(oldPath, newPath); + oldNode.name = newName; + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + unlink(parent, name) { + var path = PATH.join2(PROXYFS.realPath(parent), name); + try { + parent.mount.opts.fs.unlink(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + rmdir(parent, name) { + var path = PATH.join2(PROXYFS.realPath(parent), name); + try { + parent.mount.opts.fs.rmdir(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + readdir(node) { + var path = PROXYFS.realPath(node); + try { + return node.mount.opts.fs.readdir(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + symlink(parent, newName, oldPath) { + var newPath = PATH.join2(PROXYFS.realPath(parent), newName); + try { + parent.mount.opts.fs.symlink(oldPath, newPath); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + readlink(node) { + var path = PROXYFS.realPath(node); + try { + return node.mount.opts.fs.readlink(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + }, + stream_ops: { + open(stream) { + var path = PROXYFS.realPath(stream.node); + try { + stream.nfd = stream.node.mount.opts.fs.open( + path, + stream.flags + ); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + close(stream) { + try { + stream.node.mount.opts.fs.close(stream.nfd); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + read(stream, buffer, offset, length, position) { + try { + return stream.node.mount.opts.fs.read( + stream.nfd, + buffer, + offset, + length, + position + ); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + write(stream, buffer, offset, length, position) { + try { + return stream.node.mount.opts.fs.write( + stream.nfd, + buffer, + offset, + length, + position + ); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + llseek(stream, offset, whence) { + var position = offset; + if (whence === 1) { + position += stream.position; + } else if (whence === 2) { + if (FS.isFile(stream.node.mode)) { + try { + var stat = stream.node.node_ops.getattr( + stream.node + ); + position += stat.size; + } catch (e) { + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + } + } + if (position < 0) { + throw new FS.ErrnoError(ERRNO_CODES.EINVAL); + } + return position; + }, + }, + }; + + var FS = { + root: null, + mounts: [], + devices: {}, + streams: [], + nextInode: 1, + nameTable: null, + currentPath: '/', + initialized: false, + ignorePermissions: true, + ErrnoError: class { + name = 'ErrnoError'; + // We set the `name` property to be able to identify `FS.ErrnoError` + // - the `name` is a standard ECMA-262 property of error objects. Kind of good to have it anyway. + // - when using PROXYFS, an error can come from an underlying FS + // as different FS objects have their own FS.ErrnoError each, + // the test `err instanceof FS.ErrnoError` won't detect an error coming from another filesystem, causing bugs. + // we'll use the reliable test `err.name == "ErrnoError"` instead + constructor(errno) { + this.errno = errno; + } + }, + filesystems: null, + syncFSRequests: 0, + readFiles: {}, + FSStream: class { + shared = {}; + get object() { + return this.node; + } + set object(val) { + this.node = val; + } + get isRead() { + return (this.flags & 2097155) !== 1; + } + get isWrite() { + return (this.flags & 2097155) !== 0; + } + get isAppend() { + return this.flags & 1024; + } + get flags() { + return this.shared.flags; + } + set flags(val) { + this.shared.flags = val; + } + get position() { + return this.shared.position; + } + set position(val) { + this.shared.position = val; + } + }, + FSNode: class { + node_ops = {}; + stream_ops = {}; + readMode = 292 | 73; + writeMode = 146; + mounted = null; + constructor(parent, name, mode, rdev) { + if (!parent) { + parent = this; + } + // root node sets parent to itself + this.parent = parent; + this.mount = parent.mount; + this.id = FS.nextInode++; + this.name = name; + this.mode = mode; + this.rdev = rdev; + this.atime = this.mtime = this.ctime = Date.now(); + } + get read() { + return (this.mode & this.readMode) === this.readMode; + } + set read(val) { + val + ? (this.mode |= this.readMode) + : (this.mode &= ~this.readMode); + } + get write() { + return (this.mode & this.writeMode) === this.writeMode; + } + set write(val) { + val + ? (this.mode |= this.writeMode) + : (this.mode &= ~this.writeMode); + } + get isFolder() { + return FS.isDir(this.mode); + } + get isDevice() { + return FS.isChrdev(this.mode); + } + }, + lookupPath(path, opts = {}) { + if (!path) + return { + path: '', + node: null, + }; + opts.follow_mount ??= true; + if (!PATH.isAbs(path)) { + path = FS.cwd() + '/' + path; + } + // limit max consecutive symlinks to 40 (SYMLOOP_MAX). + linkloop: for (var nlinks = 0; nlinks < 40; nlinks++) { + // split the absolute path + var parts = path.split('/').filter((p) => !!p && p !== '.'); + // start at the root + var current = FS.root; + var current_path = '/'; + for (var i = 0; i < parts.length; i++) { + var islast = i === parts.length - 1; + if (islast && opts.parent) { + // stop resolving + break; + } + if (parts[i] === '..') { + current_path = PATH.dirname(current_path); + current = current.parent; + continue; + } + current_path = PATH.join2(current_path, parts[i]); + try { + current = FS.lookupNode(current, parts[i]); + } catch (e) { + // if noent_okay is true, suppress a ENOENT in the last component + // and return an object with an undefined node. This is needed for + // resolving symlinks in the path when creating a file. + if (e?.errno === 44 && islast && opts.noent_okay) { + return { + path: current_path, + }; + } + throw e; + } + // jump to the mount's root node if this is a mountpoint + if ( + FS.isMountpoint(current) && + (!islast || opts.follow_mount) + ) { + current = current.mounted.root; + } + // by default, lookupPath will not follow a symlink if it is the final path component. + // setting opts.follow = true will override this behavior. + if (FS.isLink(current.mode) && (!islast || opts.follow)) { + if (!current.node_ops.readlink) { + throw new FS.ErrnoError(52); + } + var link = current.node_ops.readlink(current); + if (!PATH.isAbs(link)) { + link = PATH.dirname(current_path) + '/' + link; + } + path = link + '/' + parts.slice(i + 1).join('/'); + continue linkloop; + } + } + return { + path: current_path, + node: current, + }; + } + throw new FS.ErrnoError(32); + }, + getPath(node) { + var path; + while (true) { + if (FS.isRoot(node)) { + var mount = node.mount.mountpoint; + if (!path) return mount; + return mount[mount.length - 1] !== '/' + ? `${mount}/${path}` + : mount + path; + } + path = path ? `${node.name}/${path}` : node.name; + node = node.parent; + } + }, + hashName(parentid, name) { + var hash = 0; + for (var i = 0; i < name.length; i++) { + hash = ((hash << 5) - hash + name.charCodeAt(i)) | 0; + } + return ((parentid + hash) >>> 0) % FS.nameTable.length; + }, + hashAddNode(node) { + var hash = FS.hashName(node.parent.id, node.name); + node.name_next = FS.nameTable[hash]; + FS.nameTable[hash] = node; + }, + hashRemoveNode(node) { + var hash = FS.hashName(node.parent.id, node.name); + if (FS.nameTable[hash] === node) { + FS.nameTable[hash] = node.name_next; + } else { + var current = FS.nameTable[hash]; + while (current) { + if (current.name_next === node) { + current.name_next = node.name_next; + break; + } + current = current.name_next; + } + } + }, + lookupNode(parent, name) { + var errCode = FS.mayLookup(parent); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + var hash = FS.hashName(parent.id, name); + for (var node = FS.nameTable[hash]; node; node = node.name_next) { + var nodeName = node.name; + if (node.parent.id === parent.id && nodeName === name) { + return node; + } + } + // if we failed to find it in the cache, call into the VFS + return FS.lookup(parent, name); + }, + createNode(parent, name, mode, rdev) { + var node = new FS.FSNode(parent, name, mode, rdev); + FS.hashAddNode(node); + return node; + }, + destroyNode(node) { + FS.hashRemoveNode(node); + }, + isRoot(node) { + return node === node.parent; + }, + isMountpoint(node) { + return !!node.mounted; + }, + isFile(mode) { + return (mode & 61440) === 32768; + }, + isDir(mode) { + return (mode & 61440) === 16384; + }, + isLink(mode) { + return (mode & 61440) === 40960; + }, + isChrdev(mode) { + return (mode & 61440) === 8192; + }, + isBlkdev(mode) { + return (mode & 61440) === 24576; + }, + isFIFO(mode) { + return (mode & 61440) === 4096; + }, + isSocket(mode) { + return (mode & 49152) === 49152; + }, + flagsToPermissionString(flag) { + var perms = ['r', 'w', 'rw'][flag & 3]; + if (flag & 512) { + perms += 'w'; + } + return perms; + }, + nodePermissions(node, perms) { + if (FS.ignorePermissions) { + return 0; + } + // return 0 if any user, group or owner bits are set. + if (perms.includes('r') && !(node.mode & 292)) { + return 2; + } else if (perms.includes('w') && !(node.mode & 146)) { + return 2; + } else if (perms.includes('x') && !(node.mode & 73)) { + return 2; + } + return 0; + }, + mayLookup(dir) { + if (!FS.isDir(dir.mode)) return 54; + var errCode = FS.nodePermissions(dir, 'x'); + if (errCode) return errCode; + if (!dir.node_ops.lookup) return 2; + return 0; + }, + mayCreate(dir, name) { + if (!FS.isDir(dir.mode)) { + return 54; + } + try { + var node = FS.lookupNode(dir, name); + return 20; + } catch (e) {} + return FS.nodePermissions(dir, 'wx'); + }, + mayDelete(dir, name, isdir) { + var node; + try { + node = FS.lookupNode(dir, name); + } catch (e) { + return e.errno; + } + var errCode = FS.nodePermissions(dir, 'wx'); + if (errCode) { + return errCode; + } + if (isdir) { + if (!FS.isDir(node.mode)) { + return 54; + } + if (FS.isRoot(node) || FS.getPath(node) === FS.cwd()) { + return 10; + } + } else { + if (FS.isDir(node.mode)) { + return 31; + } + } + return 0; + }, + mayOpen(node, flags) { + if (!node) { + return 44; + } + if (FS.isLink(node.mode)) { + return 32; + } else if (FS.isDir(node.mode)) { + if ( + FS.flagsToPermissionString(flags) !== 'r' || // opening for write + flags & 512 + ) { + // TODO: check for O_SEARCH? (== search for dir only) + return 31; + } + } + return FS.nodePermissions(node, FS.flagsToPermissionString(flags)); + }, + MAX_OPEN_FDS: 4096, + nextfd() { + for (var fd = 0; fd <= FS.MAX_OPEN_FDS; fd++) { + if (!FS.streams[fd]) { + return fd; + } + } + throw new FS.ErrnoError(33); + }, + getStreamChecked(fd) { + var stream = FS.getStream(fd); + if (!stream) { + throw new FS.ErrnoError(8); + } + return stream; + }, + getStream: (fd) => FS.streams[fd], + createStream(stream, fd = -1) { + // clone it, so we can return an instance of FSStream + stream = Object.assign(new FS.FSStream(), stream); + if (fd == -1) { + fd = FS.nextfd(); + } + stream.fd = fd; + FS.streams[fd] = stream; + return stream; + }, + closeStream(fd) { + FS.streams[fd] = null; + }, + dupStream(origStream, fd = -1) { + var stream = FS.createStream(origStream, fd); + stream.stream_ops?.dup?.(stream); + return stream; + }, + chrdev_stream_ops: { + open(stream) { + var device = FS.getDevice(stream.node.rdev); + // override node's stream ops with the device's + stream.stream_ops = device.stream_ops; + // forward the open call + stream.stream_ops.open?.(stream); + }, + llseek() { + throw new FS.ErrnoError(70); + }, + }, + major: (dev) => dev >> 8, + minor: (dev) => dev & 255, + makedev: (ma, mi) => (ma << 8) | mi, + registerDevice(dev, ops) { + FS.devices[dev] = { + stream_ops: ops, + }; + }, + getDevice: (dev) => FS.devices[dev], + getMounts(mount) { + var mounts = []; + var check = [mount]; + while (check.length) { + var m = check.pop(); + mounts.push(m); + check.push(...m.mounts); + } + return mounts; + }, + syncfs(populate, callback) { + if (typeof populate == 'function') { + callback = populate; + populate = false; + } + FS.syncFSRequests++; + if (FS.syncFSRequests > 1) { + err( + `warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work` + ); + } + var mounts = FS.getMounts(FS.root.mount); + var completed = 0; + function doCallback(errCode) { + FS.syncFSRequests--; + return callback(errCode); + } + function done(errCode) { + if (errCode) { + if (!done.errored) { + done.errored = true; + return doCallback(errCode); + } + return; + } + if (++completed >= mounts.length) { + doCallback(null); + } + } + // sync all mounts + mounts.forEach((mount) => { + if (!mount.type.syncfs) { + return done(null); + } + mount.type.syncfs(mount, populate, done); + }); + }, + mount(type, opts, mountpoint) { + var root = mountpoint === '/'; + var pseudo = !mountpoint; + var node; + if (root && FS.root) { + throw new FS.ErrnoError(10); + } else if (!root && !pseudo) { + var lookup = FS.lookupPath(mountpoint, { + follow_mount: false, + }); + mountpoint = lookup.path; + // use the absolute path + node = lookup.node; + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + if (!FS.isDir(node.mode)) { + throw new FS.ErrnoError(54); + } + } + var mount = { + type, + opts, + mountpoint, + mounts: [], + }; + // create a root node for the fs + var mountRoot = type.mount(mount); + mountRoot.mount = mount; + mount.root = mountRoot; + if (root) { + FS.root = mountRoot; + } else if (node) { + // set as a mountpoint + node.mounted = mount; + // add the new mount to the current mount's children + if (node.mount) { + node.mount.mounts.push(mount); + } + } + return mountRoot; + }, + unmount(mountpoint) { + var lookup = FS.lookupPath(mountpoint, { + follow_mount: false, + }); + if (!FS.isMountpoint(lookup.node)) { + throw new FS.ErrnoError(28); + } + // destroy the nodes for this mount, and all its child mounts + var node = lookup.node; + var mount = node.mounted; + var mounts = FS.getMounts(mount); + Object.keys(FS.nameTable).forEach((hash) => { + var current = FS.nameTable[hash]; + while (current) { + var next = current.name_next; + if (mounts.includes(current.mount)) { + FS.destroyNode(current); + } + current = next; + } + }); + // no longer a mountpoint + node.mounted = null; + // remove this mount from the child mounts + var idx = node.mount.mounts.indexOf(mount); + node.mount.mounts.splice(idx, 1); + }, + lookup(parent, name) { + return parent.node_ops.lookup(parent, name); + }, + mknod(path, mode, dev) { + var lookup = FS.lookupPath(path, { + parent: true, + }); + var parent = lookup.node; + var name = PATH.basename(path); + if (!name || name === '.' || name === '..') { + throw new FS.ErrnoError(28); + } + var errCode = FS.mayCreate(parent, name); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.mknod) { + throw new FS.ErrnoError(63); + } + return parent.node_ops.mknod(parent, name, mode, dev); + }, + statfs(path) { + // NOTE: None of the defaults here are true. We're just returning safe and + // sane values. + var rtn = { + bsize: 4096, + frsize: 4096, + blocks: 1e6, + bfree: 5e5, + bavail: 5e5, + files: FS.nextInode, + ffree: FS.nextInode - 1, + fsid: 42, + flags: 2, + namelen: 255, + }; + var parent = FS.lookupPath(path, { + follow: true, + }).node; + if (parent?.node_ops.statfs) { + Object.assign( + rtn, + parent.node_ops.statfs(parent.mount.opts.root) + ); + } + return rtn; + }, + create(path, mode = 438) { + mode &= 4095; + mode |= 32768; + return FS.mknod(path, mode, 0); + }, + mkdir(path, mode = 511) { + mode &= 511 | 512; + mode |= 16384; + return FS.mknod(path, mode, 0); + }, + mkdirTree(path, mode) { + var dirs = path.split('/'); + var d = ''; + for (var i = 0; i < dirs.length; ++i) { + if (!dirs[i]) continue; + d += '/' + dirs[i]; + try { + FS.mkdir(d, mode); + } catch (e) { + if (e.errno != 20) throw e; + } + } + }, + mkdev(path, mode, dev) { + if (typeof dev == 'undefined') { + dev = mode; + mode = 438; + } + mode |= 8192; + return FS.mknod(path, mode, dev); + }, + symlink(oldpath, newpath) { + if (!PATH_FS.resolve(oldpath)) { + throw new FS.ErrnoError(44); + } + var lookup = FS.lookupPath(newpath, { + parent: true, + }); + var parent = lookup.node; + if (!parent) { + throw new FS.ErrnoError(44); + } + var newname = PATH.basename(newpath); + var errCode = FS.mayCreate(parent, newname); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.symlink) { + throw new FS.ErrnoError(63); + } + return parent.node_ops.symlink(parent, newname, oldpath); + }, + rename(old_path, new_path) { + var old_dirname = PATH.dirname(old_path); + var new_dirname = PATH.dirname(new_path); + var old_name = PATH.basename(old_path); + var new_name = PATH.basename(new_path); + // parents must exist + var lookup, old_dir, new_dir; + // let the errors from non existent directories percolate up + lookup = FS.lookupPath(old_path, { + parent: true, + }); + old_dir = lookup.node; + lookup = FS.lookupPath(new_path, { + parent: true, + }); + new_dir = lookup.node; + if (!old_dir || !new_dir) throw new FS.ErrnoError(44); + // need to be part of the same mount + if (old_dir.mount !== new_dir.mount) { + throw new FS.ErrnoError(75); + } + // source must exist + var old_node = FS.lookupNode(old_dir, old_name); + // old path should not be an ancestor of the new path + var relative = PATH_FS.relative(old_path, new_dirname); + if (relative.charAt(0) !== '.') { + throw new FS.ErrnoError(28); + } + // new path should not be an ancestor of the old path + relative = PATH_FS.relative(new_path, old_dirname); + if (relative.charAt(0) !== '.') { + throw new FS.ErrnoError(55); + } + // see if the new path already exists + var new_node; + try { + new_node = FS.lookupNode(new_dir, new_name); + } catch (e) {} + // early out if nothing needs to change + if (old_node === new_node) { + return; + } + // we'll need to delete the old entry + var isdir = FS.isDir(old_node.mode); + var errCode = FS.mayDelete(old_dir, old_name, isdir); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + // need delete permissions if we'll be overwriting. + // need create permissions if new doesn't already exist. + errCode = new_node + ? FS.mayDelete(new_dir, new_name, isdir) + : FS.mayCreate(new_dir, new_name); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!old_dir.node_ops.rename) { + throw new FS.ErrnoError(63); + } + if ( + FS.isMountpoint(old_node) || + (new_node && FS.isMountpoint(new_node)) + ) { + throw new FS.ErrnoError(10); + } + // if we are going to change the parent, check write permissions + if (new_dir !== old_dir) { + errCode = FS.nodePermissions(old_dir, 'w'); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + } + // remove the node from the lookup hash + FS.hashRemoveNode(old_node); + // do the underlying fs rename + try { + old_dir.node_ops.rename(old_node, new_dir, new_name); + // update old node (we do this here to avoid each backend + // needing to) + old_node.parent = new_dir; + } catch (e) { + throw e; + } finally { + // add the node back to the hash (in case node_ops.rename + // changed its name) + FS.hashAddNode(old_node); + } + }, + rmdir(path) { + var lookup = FS.lookupPath(path, { + parent: true, + }); + var parent = lookup.node; + var name = PATH.basename(path); + var node = FS.lookupNode(parent, name); + var errCode = FS.mayDelete(parent, name, true); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.rmdir) { + throw new FS.ErrnoError(63); + } + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + parent.node_ops.rmdir(parent, name); + FS.destroyNode(node); + }, + readdir(path) { + var lookup = FS.lookupPath(path, { + follow: true, + }); + var node = lookup.node; + if (!node.node_ops.readdir) { + throw new FS.ErrnoError(54); + } + return node.node_ops.readdir(node); + }, + unlink(path) { + var lookup = FS.lookupPath(path, { + parent: true, + }); + var parent = lookup.node; + if (!parent) { + throw new FS.ErrnoError(44); + } + var name = PATH.basename(path); + var node = FS.lookupNode(parent, name); + var errCode = FS.mayDelete(parent, name, false); + if (errCode) { + // According to POSIX, we should map EISDIR to EPERM, but + // we instead do what Linux does (and we must, as we use + // the musl linux libc). + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.unlink) { + throw new FS.ErrnoError(63); + } + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + parent.node_ops.unlink(parent, name); + FS.destroyNode(node); + }, + readlink(path) { + var lookup = FS.lookupPath(path); + var link = lookup.node; + if (!link) { + throw new FS.ErrnoError(44); + } + if (!link.node_ops.readlink) { + throw new FS.ErrnoError(28); + } + return link.node_ops.readlink(link); + }, + stat(path, dontFollow) { + var lookup = FS.lookupPath(path, { + follow: !dontFollow, + }); + var node = lookup.node; + if (!node) { + throw new FS.ErrnoError(44); + } + if (!node.node_ops.getattr) { + throw new FS.ErrnoError(63); + } + return node.node_ops.getattr(node); + }, + lstat(path) { + return FS.stat(path, true); + }, + chmod(path, mode, dontFollow) { + var node; + if (typeof path == 'string') { + var lookup = FS.lookupPath(path, { + follow: !dontFollow, + }); + node = lookup.node; + } else { + node = path; + } + if (!node.node_ops.setattr) { + throw new FS.ErrnoError(63); + } + node.node_ops.setattr(node, { + mode: (mode & 4095) | (node.mode & ~4095), + ctime: Date.now(), + }); + }, + lchmod(path, mode) { + FS.chmod(path, mode, true); + }, + fchmod(fd, mode) { + var stream = FS.getStreamChecked(fd); + FS.chmod(stream.node, mode); + }, + chown(path, uid, gid, dontFollow) { + var node; + if (typeof path == 'string') { + var lookup = FS.lookupPath(path, { + follow: !dontFollow, + }); + node = lookup.node; + } else { + node = path; + } + if (!node.node_ops.setattr) { + throw new FS.ErrnoError(63); + } + node.node_ops.setattr(node, { + timestamp: Date.now(), + }); + }, + // we ignore the uid / gid for now + lchown(path, uid, gid) { + FS.chown(path, uid, gid, true); + }, + fchown(fd, uid, gid) { + var stream = FS.getStreamChecked(fd); + FS.chown(stream.node, uid, gid); + }, + truncate(path, len) { + if (len < 0) { + throw new FS.ErrnoError(28); + } + var node; + if (typeof path == 'string') { + var lookup = FS.lookupPath(path, { + follow: true, + }); + node = lookup.node; + } else { + node = path; + } + if (!node.node_ops.setattr) { + throw new FS.ErrnoError(63); + } + if (FS.isDir(node.mode)) { + throw new FS.ErrnoError(31); + } + if (!FS.isFile(node.mode)) { + throw new FS.ErrnoError(28); + } + var errCode = FS.nodePermissions(node, 'w'); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + node.node_ops.setattr(node, { + size: len, + timestamp: Date.now(), + }); + }, + ftruncate(fd, len) { + var stream = FS.getStreamChecked(fd); + if ((stream.flags & 2097155) === 0) { + throw new FS.ErrnoError(28); + } + FS.truncate(stream.node, len); + }, + utime(path, atime, mtime) { + var lookup = FS.lookupPath(path, { + follow: true, + }); + var node = lookup.node; + node.node_ops.setattr(node, { + atime, + mtime, + }); + }, + open(path, flags, mode = 438) { + if (path === '') { + throw new FS.ErrnoError(44); + } + flags = + typeof flags == 'string' ? FS_modeStringToFlags(flags) : flags; + if (flags & 64) { + mode = (mode & 4095) | 32768; + } else { + mode = 0; + } + var node; + if (typeof path == 'object') { + node = path; + } else { + // noent_okay makes it so that if the final component of the path + // doesn't exist, lookupPath returns `node: undefined`. `path` will be + // updated to point to the target of all symlinks. + var lookup = FS.lookupPath(path, { + follow: !(flags & 131072), + noent_okay: true, + }); + node = lookup.node; + path = lookup.path; + } + // perhaps we need to create the node + var created = false; + if (flags & 64) { + if (node) { + // if O_CREAT and O_EXCL are set, error out if the node already exists + if (flags & 128) { + throw new FS.ErrnoError(20); + } + } else { + // node doesn't exist, try to create it + node = FS.mknod(path, mode, 0); + created = true; + } + } + if (!node) { + throw new FS.ErrnoError(44); + } + // can't truncate a device + if (FS.isChrdev(node.mode)) { + flags &= ~512; + } + // if asked only for a directory, then this must be one + if (flags & 65536 && !FS.isDir(node.mode)) { + throw new FS.ErrnoError(54); + } + // check permissions, if this is not a file we just created now (it is ok to + // create and write to a file with read-only permissions; it is read-only + // for later use) + if (!created) { + var errCode = FS.mayOpen(node, flags); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + } + // do truncation if necessary + if (flags & 512 && !created) { + FS.truncate(node, 0); + } + // we've already handled these, don't pass down to the underlying vfs + flags &= ~(128 | 512 | 131072); + // register the stream with the filesystem + var stream = FS.createStream({ + node, + path: FS.getPath(node), + // we want the absolute path to the node + flags, + seekable: true, + position: 0, + stream_ops: node.stream_ops, + // used by the file family libc calls (fopen, fwrite, ferror, etc.) + ungotten: [], + error: false, + }); + // call the new stream's open function + if (stream.stream_ops.open) { + stream.stream_ops.open(stream); + } + if (Module['logReadFiles'] && !(flags & 1)) { + if (!(path in FS.readFiles)) { + FS.readFiles[path] = 1; + } + } + return stream; + }, + close(stream) { + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if (stream.getdents) stream.getdents = null; + // free readdir state + try { + if (stream.stream_ops.close) { + stream.stream_ops.close(stream); + } + } catch (e) { + throw e; + } finally { + FS.closeStream(stream.fd); + } + stream.fd = null; + }, + isClosed(stream) { + return stream.fd === null; + }, + llseek(stream, offset, whence) { + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if (!stream.seekable || !stream.stream_ops.llseek) { + throw new FS.ErrnoError(70); + } + if (whence != 0 && whence != 1 && whence != 2) { + throw new FS.ErrnoError(28); + } + stream.position = stream.stream_ops.llseek(stream, offset, whence); + stream.ungotten = []; + return stream.position; + }, + read(stream, buffer, offset, length, position) { + if (length < 0 || position < 0) { + throw new FS.ErrnoError(28); + } + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if ((stream.flags & 2097155) === 1) { + throw new FS.ErrnoError(8); + } + if (FS.isDir(stream.node.mode)) { + throw new FS.ErrnoError(31); + } + if (!stream.stream_ops.read) { + throw new FS.ErrnoError(28); + } + var seeking = typeof position != 'undefined'; + if (!seeking) { + position = stream.position; + } else if (!stream.seekable) { + throw new FS.ErrnoError(70); + } + var bytesRead = stream.stream_ops.read( + stream, + buffer, + offset, + length, + position + ); + if (!seeking) stream.position += bytesRead; + return bytesRead; + }, + write(stream, buffer, offset, length, position, canOwn) { + if (length < 0 || position < 0) { + throw new FS.ErrnoError(28); + } + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if ((stream.flags & 2097155) === 0) { + throw new FS.ErrnoError(8); + } + if (FS.isDir(stream.node.mode)) { + throw new FS.ErrnoError(31); + } + if (!stream.stream_ops.write) { + throw new FS.ErrnoError(28); + } + if (stream.seekable && stream.flags & 1024) { + // seek to the end before writing in append mode + FS.llseek(stream, 0, 2); + } + var seeking = typeof position != 'undefined'; + if (!seeking) { + position = stream.position; + } else if (!stream.seekable) { + throw new FS.ErrnoError(70); + } + var bytesWritten = stream.stream_ops.write( + stream, + buffer, + offset, + length, + position, + canOwn + ); + if (!seeking) stream.position += bytesWritten; + return bytesWritten; + }, + allocate(stream, offset, length) { + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if (offset < 0 || length <= 0) { + throw new FS.ErrnoError(28); + } + if ((stream.flags & 2097155) === 0) { + throw new FS.ErrnoError(8); + } + if (!FS.isFile(stream.node.mode) && !FS.isDir(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + if (!stream.stream_ops.allocate) { + throw new FS.ErrnoError(138); + } + stream.stream_ops.allocate(stream, offset, length); + }, + mmap(stream, length, position, prot, flags) { + // User requests writing to file (prot & PROT_WRITE != 0). + // Checking if we have permissions to write to the file unless + // MAP_PRIVATE flag is set. According to POSIX spec it is possible + // to write to file opened in read-only mode with MAP_PRIVATE flag, + // as all modifications will be visible only in the memory of + // the current process. + if ( + (prot & 2) !== 0 && + (flags & 2) === 0 && + (stream.flags & 2097155) !== 2 + ) { + throw new FS.ErrnoError(2); + } + if ((stream.flags & 2097155) === 1) { + throw new FS.ErrnoError(2); + } + if (!stream.stream_ops.mmap) { + throw new FS.ErrnoError(43); + } + if (!length) { + throw new FS.ErrnoError(28); + } + return stream.stream_ops.mmap( + stream, + length, + position, + prot, + flags + ); + }, + msync(stream, buffer, offset, length, mmapFlags) { + if (!stream.stream_ops.msync) { + return 0; + } + return stream.stream_ops.msync( + stream, + buffer, + offset, + length, + mmapFlags + ); + }, + ioctl(stream, cmd, arg) { + if (!stream.stream_ops.ioctl) { + throw new FS.ErrnoError(59); + } + return stream.stream_ops.ioctl(stream, cmd, arg); + }, + readFile(path, opts = {}) { + opts.flags = opts.flags || 0; + opts.encoding = opts.encoding || 'binary'; + if (opts.encoding !== 'utf8' && opts.encoding !== 'binary') { + throw new Error(`Invalid encoding type "${opts.encoding}"`); + } + var ret; + var stream = FS.open(path, opts.flags); + var stat = FS.stat(path); + var length = stat.size; + var buf = new Uint8Array(length); + FS.read(stream, buf, 0, length, 0); + if (opts.encoding === 'utf8') { + ret = UTF8ArrayToString(buf); + } else if (opts.encoding === 'binary') { + ret = buf; + } + FS.close(stream); + return ret; + }, + writeFile(path, data, opts = {}) { + opts.flags = opts.flags || 577; + var stream = FS.open(path, opts.flags, opts.mode); + if (typeof data == 'string') { + var buf = new Uint8Array(lengthBytesUTF8(data) + 1); + var actualNumBytes = stringToUTF8Array( + data, + buf, + 0, + buf.length + ); + FS.write( + stream, + buf, + 0, + actualNumBytes, + undefined, + opts.canOwn + ); + } else if (ArrayBuffer.isView(data)) { + FS.write( + stream, + data, + 0, + data.byteLength, + undefined, + opts.canOwn + ); + } else { + throw new Error('Unsupported data type'); + } + FS.close(stream); + }, + cwd: () => FS.currentPath, + chdir(path) { + var lookup = FS.lookupPath(path, { + follow: true, + }); + if (lookup.node === null) { + throw new FS.ErrnoError(44); + } + if (!FS.isDir(lookup.node.mode)) { + throw new FS.ErrnoError(54); + } + var errCode = FS.nodePermissions(lookup.node, 'x'); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + FS.currentPath = lookup.path; + }, + createDefaultDirectories() { + FS.mkdir('/tmp'); + FS.mkdir('/home'); + FS.mkdir('/home/web_user'); + }, + createDefaultDevices() { + // create /dev + FS.mkdir('/dev'); + // setup /dev/null + FS.registerDevice(FS.makedev(1, 3), { + read: () => 0, + write: (stream, buffer, offset, length, pos) => length, + llseek: () => 0, + }); + FS.mkdev('/dev/null', FS.makedev(1, 3)); + // setup /dev/tty and /dev/tty1 + // stderr needs to print output using err() rather than out() + // so we register a second tty just for it. + TTY.register(FS.makedev(5, 0), TTY.default_tty_ops); + TTY.register(FS.makedev(6, 0), TTY.default_tty1_ops); + FS.mkdev('/dev/tty', FS.makedev(5, 0)); + FS.mkdev('/dev/tty1', FS.makedev(6, 0)); + // setup /dev/[u]random + // use a buffer to avoid overhead of individual crypto calls per byte + var randomBuffer = new Uint8Array(1024), + randomLeft = 0; + var randomByte = () => { + if (randomLeft === 0) { + randomLeft = randomFill(randomBuffer).byteLength; + } + return randomBuffer[--randomLeft]; + }; + FS.createDevice('/dev', 'random', randomByte); + FS.createDevice('/dev', 'urandom', randomByte); + // we're not going to emulate the actual shm device, + // just create the tmp dirs that reside in it commonly + FS.mkdir('/dev/shm'); + FS.mkdir('/dev/shm/tmp'); + }, + createSpecialDirectories() { + // create /proc/self/fd which allows /proc/self/fd/6 => readlink gives the + // name of the stream for fd 6 (see test_unistd_ttyname) + FS.mkdir('/proc'); + var proc_self = FS.mkdir('/proc/self'); + FS.mkdir('/proc/self/fd'); + FS.mount( + { + mount() { + var node = FS.createNode(proc_self, 'fd', 16895, 73); + node.stream_ops = { + llseek: MEMFS.stream_ops.llseek, + }; + node.node_ops = { + lookup(parent, name) { + var fd = +name; + var stream = FS.getStreamChecked(fd); + var ret = { + parent: null, + mount: { + mountpoint: 'fake', + }, + node_ops: { + readlink: () => stream.path, + }, + id: fd + 1, + }; + ret.parent = ret; + // make it look like a simple root node + return ret; + }, + readdir() { + return Array.from(FS.streams.entries()) + .filter(([k, v]) => v) + .map(([k, v]) => k.toString()); + }, + }; + return node; + }, + }, + {}, + '/proc/self/fd' + ); + }, + createStandardStreams(input, output, error) { + // TODO deprecate the old functionality of a single + // input / output callback and that utilizes FS.createDevice + // and instead require a unique set of stream ops + // by default, we symlink the standard streams to the + // default tty devices. however, if the standard streams + // have been overwritten we create a unique device for + // them instead. + if (input) { + FS.createDevice('/dev', 'stdin', input); + } else { + FS.symlink('/dev/tty', '/dev/stdin'); + } + if (output) { + FS.createDevice('/dev', 'stdout', null, output); + } else { + FS.symlink('/dev/tty', '/dev/stdout'); + } + if (error) { + FS.createDevice('/dev', 'stderr', null, error); + } else { + FS.symlink('/dev/tty1', '/dev/stderr'); + } + // open default streams for the stdin, stdout and stderr devices + var stdin = FS.open('/dev/stdin', 0); + var stdout = FS.open('/dev/stdout', 1); + var stderr = FS.open('/dev/stderr', 1); + }, + staticInit() { + FS.nameTable = new Array(4096); + FS.mount(MEMFS, {}, '/'); + FS.createDefaultDirectories(); + FS.createDefaultDevices(); + FS.createSpecialDirectories(); + FS.filesystems = { + MEMFS: MEMFS, + NODEFS: NODEFS, + PROXYFS: PROXYFS, + }; + }, + init(input, output, error) { + FS.initialized = true; + // Allow Module.stdin etc. to provide defaults, if none explicitly passed to us here + input ??= Module['stdin']; + output ??= Module['stdout']; + error ??= Module['stderr']; + FS.createStandardStreams(input, output, error); + }, + quit() { + FS.initialized = false; + // force-flush all streams, so we get musl std streams printed out + _fflush(0); + // close all of our streams + for (var i = 0; i < FS.streams.length; i++) { + var stream = FS.streams[i]; + if (!stream) { + continue; + } + FS.close(stream); + } + }, + findObject(path, dontResolveLastLink) { + var ret = FS.analyzePath(path, dontResolveLastLink); + if (!ret.exists) { + return null; + } + return ret.object; + }, + analyzePath(path, dontResolveLastLink) { + // operate from within the context of the symlink's target + try { + var lookup = FS.lookupPath(path, { + follow: !dontResolveLastLink, + }); + path = lookup.path; + } catch (e) {} + var ret = { + isRoot: false, + exists: false, + error: 0, + name: null, + path: null, + object: null, + parentExists: false, + parentPath: null, + parentObject: null, + }; + try { + var lookup = FS.lookupPath(path, { + parent: true, + }); + ret.parentExists = true; + ret.parentPath = lookup.path; + ret.parentObject = lookup.node; + ret.name = PATH.basename(path); + lookup = FS.lookupPath(path, { + follow: !dontResolveLastLink, + }); + ret.exists = true; + ret.path = lookup.path; + ret.object = lookup.node; + ret.name = lookup.node.name; + ret.isRoot = lookup.path === '/'; + } catch (e) { + ret.error = e.errno; + } + return ret; + }, + createPath(parent, path, canRead, canWrite) { + parent = typeof parent == 'string' ? parent : FS.getPath(parent); + var parts = path.split('/').reverse(); + while (parts.length) { + var part = parts.pop(); + if (!part) continue; + var current = PATH.join2(parent, part); + try { + FS.mkdir(current); + } catch (e) {} + // ignore EEXIST + parent = current; + } + return current; + }, + createFile(parent, name, properties, canRead, canWrite) { + var path = PATH.join2( + typeof parent == 'string' ? parent : FS.getPath(parent), + name + ); + var mode = FS_getMode(canRead, canWrite); + return FS.create(path, mode); + }, + createDataFile(parent, name, data, canRead, canWrite, canOwn) { + var path = name; + if (parent) { + parent = + typeof parent == 'string' ? parent : FS.getPath(parent); + path = name ? PATH.join2(parent, name) : parent; + } + var mode = FS_getMode(canRead, canWrite); + var node = FS.create(path, mode); + if (data) { + if (typeof data == 'string') { + var arr = new Array(data.length); + for (var i = 0, len = data.length; i < len; ++i) + arr[i] = data.charCodeAt(i); + data = arr; + } + // make sure we can write to the file + FS.chmod(node, mode | 146); + var stream = FS.open(node, 577); + FS.write(stream, data, 0, data.length, 0, canOwn); + FS.close(stream); + FS.chmod(node, mode); + } + }, + createDevice(parent, name, input, output) { + var path = PATH.join2( + typeof parent == 'string' ? parent : FS.getPath(parent), + name + ); + var mode = FS_getMode(!!input, !!output); + FS.createDevice.major ??= 64; + var dev = FS.makedev(FS.createDevice.major++, 0); + // Create a fake device that a set of stream ops to emulate + // the old behavior. + FS.registerDevice(dev, { + open(stream) { + stream.seekable = false; + }, + close(stream) { + // flush any pending line data + if (output?.buffer?.length) { + output(10); + } + }, + read(stream, buffer, offset, length, pos) { + /* ignored */ var bytesRead = 0; + for (var i = 0; i < length; i++) { + var result; + try { + result = input(); + } catch (e) { + throw new FS.ErrnoError(29); + } + if (result === undefined && bytesRead === 0) { + throw new FS.ErrnoError(6); + } + if (result === null || result === undefined) break; + bytesRead++; + buffer[offset + i] = result; + } + if (bytesRead) { + stream.node.atime = Date.now(); + } + return bytesRead; + }, + write(stream, buffer, offset, length, pos) { + for (var i = 0; i < length; i++) { + try { + output(buffer[offset + i]); + } catch (e) { + throw new FS.ErrnoError(29); + } + } + if (length) { + stream.node.mtime = stream.node.ctime = Date.now(); + } + return i; + }, + }); + return FS.mkdev(path, mode, dev); + }, + forceLoadFile(obj) { + if (obj.isDevice || obj.isFolder || obj.link || obj.contents) + return true; + if (typeof XMLHttpRequest != 'undefined') { + throw new Error( + 'Lazy loading should have been performed (contents set) in createLazyFile, but it was not. Lazy loading only works in web workers. Use --embed-file or --preload-file in emcc on the main thread.' + ); + } else { + // Command-line. + try { + obj.contents = readBinary(obj.url); + obj.usedBytes = obj.contents.length; + } catch (e) { + throw new FS.ErrnoError(29); + } + } + }, + createLazyFile(parent, name, url, canRead, canWrite) { + // Lazy chunked Uint8Array (implements get and length from Uint8Array). + // Actual getting is abstracted away for eventual reuse. + class LazyUint8Array { + lengthKnown = false; + chunks = []; + // Loaded chunks. Index is the chunk number + get(idx) { + if (idx > this.length - 1 || idx < 0) { + return undefined; + } + var chunkOffset = idx % this.chunkSize; + var chunkNum = (idx / this.chunkSize) | 0; + return this.getter(chunkNum)[chunkOffset]; + } + setDataGetter(getter) { + this.getter = getter; + } + cacheLength() { + // Find length + var xhr = new XMLHttpRequest(); + xhr.open('HEAD', url, false); + xhr.send(null); + if ( + !( + (xhr.status >= 200 && xhr.status < 300) || + xhr.status === 304 + ) + ) + throw new Error( + "Couldn't load " + url + '. Status: ' + xhr.status + ); + var datalength = Number( + xhr.getResponseHeader('Content-length') + ); + var header; + var hasByteServing = + (header = xhr.getResponseHeader('Accept-Ranges')) && + header === 'bytes'; + var usesGzip = + (header = xhr.getResponseHeader('Content-Encoding')) && + header === 'gzip'; + var chunkSize = 1024 * 1024; + // Chunk size in bytes + if (!hasByteServing) chunkSize = datalength; + // Function to get a range from the remote URL. + var doXHR = (from, to) => { + if (from > to) + throw new Error( + 'invalid range (' + + from + + ', ' + + to + + ') or no bytes requested!' + ); + if (to > datalength - 1) + throw new Error( + 'only ' + + datalength + + ' bytes available! programmer error!' + ); + // TODO: Use mozResponseArrayBuffer, responseStream, etc. if available. + var xhr = new XMLHttpRequest(); + xhr.open('GET', url, false); + if (datalength !== chunkSize) + xhr.setRequestHeader( + 'Range', + 'bytes=' + from + '-' + to + ); + // Some hints to the browser that we want binary data. + xhr.responseType = 'arraybuffer'; + if (xhr.overrideMimeType) { + xhr.overrideMimeType( + 'text/plain; charset=x-user-defined' + ); + } + xhr.send(null); + if ( + !( + (xhr.status >= 200 && xhr.status < 300) || + xhr.status === 304 + ) + ) + throw new Error( + "Couldn't load " + + url + + '. Status: ' + + xhr.status + ); + if (xhr.response !== undefined) { + return new Uint8Array( + /** @type{Array} */ (xhr.response || []) + ); + } + return intArrayFromString(xhr.responseText || '', true); + }; + var lazyArray = this; + lazyArray.setDataGetter((chunkNum) => { + var start = chunkNum * chunkSize; + var end = (chunkNum + 1) * chunkSize - 1; + // including this byte + end = Math.min(end, datalength - 1); + // if datalength-1 is selected, this is the last block + if (typeof lazyArray.chunks[chunkNum] == 'undefined') { + lazyArray.chunks[chunkNum] = doXHR(start, end); + } + if (typeof lazyArray.chunks[chunkNum] == 'undefined') + throw new Error('doXHR failed!'); + return lazyArray.chunks[chunkNum]; + }); + if (usesGzip || !datalength) { + // if the server uses gzip or doesn't supply the length, we have to download the whole file to get the (uncompressed) length + chunkSize = datalength = 1; + // this will force getter(0)/doXHR do download the whole file + datalength = this.getter(0).length; + chunkSize = datalength; + out( + 'LazyFiles on gzip forces download of the whole file when length is accessed' + ); + } + this._length = datalength; + this._chunkSize = chunkSize; + this.lengthKnown = true; + } + get length() { + if (!this.lengthKnown) { + this.cacheLength(); + } + return this._length; + } + get chunkSize() { + if (!this.lengthKnown) { + this.cacheLength(); + } + return this._chunkSize; + } + } + if (typeof XMLHttpRequest != 'undefined') { + if (!ENVIRONMENT_IS_WORKER) + throw 'Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc'; + var lazyArray = new LazyUint8Array(); + var properties = { + isDevice: false, + contents: lazyArray, + }; + } else { + var properties = { + isDevice: false, + url, + }; + } + var node = FS.createFile( + parent, + name, + properties, + canRead, + canWrite + ); + // This is a total hack, but I want to get this lazy file code out of the + // core of MEMFS. If we want to keep this lazy file concept I feel it should + // be its own thin LAZYFS proxying calls to MEMFS. + if (properties.contents) { + node.contents = properties.contents; + } else if (properties.url) { + node.contents = null; + node.url = properties.url; + } + // Add a function that defers querying the file size until it is asked the first time. + Object.defineProperties(node, { + usedBytes: { + get: function () { + return this.contents.length; + }, + }, + }); + // override each stream op with one that tries to force load the lazy file first + var stream_ops = {}; + var keys = Object.keys(node.stream_ops); + keys.forEach((key) => { + var fn = node.stream_ops[key]; + stream_ops[key] = (...args) => { + FS.forceLoadFile(node); + return fn(...args); + }; + }); + function writeChunks(stream, buffer, offset, length, position) { + var contents = stream.node.contents; + if (position >= contents.length) return 0; + var size = Math.min(contents.length - position, length); + if (contents.slice) { + // normal array + for (var i = 0; i < size; i++) { + buffer[offset + i] = contents[position + i]; + } + } else { + for (var i = 0; i < size; i++) { + // LazyUint8Array from sync binary XHR + buffer[offset + i] = contents.get(position + i); + } + } + return size; + } + // use a custom read function + stream_ops.read = (stream, buffer, offset, length, position) => { + FS.forceLoadFile(node); + return writeChunks(stream, buffer, offset, length, position); + }; + // use a custom mmap function + stream_ops.mmap = (stream, length, position, prot, flags) => { + FS.forceLoadFile(node); + var ptr = mmapAlloc(length); + if (!ptr) { + throw new FS.ErrnoError(48); + } + writeChunks(stream, HEAP8, ptr, length, position); + return { + ptr, + allocated: true, + }; + }; + node.stream_ops = stream_ops; + return node; + }, + }; + + Module['FS'] = FS; + + var SOCKFS = { + websocketArgs: {}, + callbacks: {}, + on(event, callback) { + SOCKFS.callbacks[event] = callback; + }, + emit(event, param) { + SOCKFS.callbacks[event]?.(param); + }, + mount(mount) { + // The incomming Module['websocket'] can be used for configuring + // configuring subprotocol/url, etc + SOCKFS.websocketArgs = Module['websocket'] || {}; + // Add the Event registration mechanism to the exported websocket configuration + // object so we can register network callbacks from native JavaScript too. + // For more documentation see system/include/emscripten/emscripten.h + (Module['websocket'] ??= {})['on'] = SOCKFS.on; + return FS.createNode(null, '/', 16895, 0); + }, + createSocket(family, type, protocol) { + type &= ~526336; + // Some applications may pass it; it makes no sense for a single process. + var streaming = type == 1; + if (streaming && protocol && protocol != 6) { + throw new FS.ErrnoError(66); + } + // create our internal socket structure + var sock = { + family, + type, + protocol, + server: null, + error: null, + // Used in getsockopt for SOL_SOCKET/SO_ERROR test + peers: {}, + pending: [], + recv_queue: [], + sock_ops: SOCKFS.websocket_sock_ops, + }; + // create the filesystem node to store the socket structure + var name = SOCKFS.nextname(); + var node = FS.createNode(SOCKFS.root, name, 49152, 0); + node.sock = sock; + // and the wrapping stream that enables library functions such + // as read and write to indirectly interact with the socket + var stream = FS.createStream({ + path: name, + node, + flags: 2, + seekable: false, + stream_ops: SOCKFS.stream_ops, + }); + // map the new stream to the socket structure (sockets have a 1:1 + // relationship with a stream) + sock.stream = stream; + return sock; + }, + getSocket(fd) { + var stream = FS.getStream(fd); + if (!stream || !FS.isSocket(stream.node.mode)) { + return null; + } + return stream.node.sock; + }, + stream_ops: { + poll(stream) { + var sock = stream.node.sock; + return sock.sock_ops.poll(sock); + }, + ioctl(stream, request, varargs) { + var sock = stream.node.sock; + return sock.sock_ops.ioctl(sock, request, varargs); + }, + read(stream, buffer, offset, length, position) { + /* ignored */ var sock = stream.node.sock; + var msg = sock.sock_ops.recvmsg(sock, length); + if (!msg) { + // socket is closed + return 0; + } + buffer.set(msg.buffer, offset); + return msg.buffer.length; + }, + write(stream, buffer, offset, length, position) { + /* ignored */ var sock = stream.node.sock; + return sock.sock_ops.sendmsg(sock, buffer, offset, length); + }, + close(stream) { + var sock = stream.node.sock; + sock.sock_ops.close(sock); + }, + }, + nextname() { + if (!SOCKFS.nextname.current) { + SOCKFS.nextname.current = 0; + } + return `socket[${SOCKFS.nextname.current++}]`; + }, + websocket_sock_ops: { + createPeer(sock, addr, port) { + var ws; + if (typeof addr == 'object') { + ws = addr; + addr = null; + port = null; + } + if (ws) { + // for sockets that've already connected (e.g. we're the server) + // we can inspect the _socket property for the address + if (ws._socket) { + addr = ws._socket.remoteAddress; + port = ws._socket.remotePort; + } // if we're just now initializing a connection to the remote, + // inspect the url property + else { + var result = /ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url); + if (!result) { + throw new Error( + 'WebSocket URL must be in the format ws(s)://address:port' + ); + } + addr = result[1]; + port = parseInt(result[2], 10); + } + } else { + // create the actual websocket object and connect + try { + // The default value is 'ws://' the replace is needed because the compiler replaces '//' comments with '#' + // comments without checking context, so we'd end up with ws:#, the replace swaps the '#' for '//' again. + var url = 'ws:#'.replace('#', '//'); + // Make the WebSocket subprotocol (Sec-WebSocket-Protocol) default to binary if no configuration is set. + var subProtocols = 'binary'; + // The default value is 'binary' + // The default WebSocket options + var opts = undefined; + // Fetch runtime WebSocket URL config. + if ('function' === typeof SOCKFS.websocketArgs['url']) { + url = SOCKFS.websocketArgs['url'](...arguments); + } else if ( + 'string' === typeof SOCKFS.websocketArgs['url'] + ) { + url = SOCKFS.websocketArgs['url']; + } + // Fetch runtime WebSocket subprotocol config. + if (SOCKFS.websocketArgs['subprotocol']) { + subProtocols = SOCKFS.websocketArgs['subprotocol']; + } else if ( + SOCKFS.websocketArgs['subprotocol'] === null + ) { + subProtocols = 'null'; + } + if (url === 'ws://' || url === 'wss://') { + // Is the supplied URL config just a prefix, if so complete it. + var parts = addr.split('/'); + url = + url + + parts[0] + + ':' + + port + + '/' + + parts.slice(1).join('/'); + } + if (subProtocols !== 'null') { + // The regex trims the string (removes spaces at the beginning and end, then splits the string by + // , into an Array. Whitespace removal is important for Websockify and ws. + subProtocols = subProtocols + .replace(/^ +| +$/g, '') + .split(/ *, */); + opts = subProtocols; + } + // If node we use the ws library. + var WebSocketConstructor; + if (ENVIRONMENT_IS_NODE) { + WebSocketConstructor = + /** @type{(typeof WebSocket)} */ ( + require('ws') + ); + } else { + WebSocketConstructor = WebSocket; + } + if (Module['websocket']['decorator']) { + WebSocketConstructor = + Module['websocket']['decorator']( + WebSocketConstructor + ); + } + ws = new WebSocketConstructor(url, opts); + ws.binaryType = 'arraybuffer'; + } catch (e) { + throw new FS.ErrnoError(23); + } + } + var peer = { + addr, + port, + socket: ws, + msg_send_queue: [], + }; + SOCKFS.websocket_sock_ops.addPeer(sock, peer); + SOCKFS.websocket_sock_ops.handlePeerEvents(sock, peer); + // if this is a bound dgram socket, send the port number first to allow + // us to override the ephemeral port reported to us by remotePort on the + // remote end. + if (sock.type === 2 && typeof sock.sport != 'undefined') { + peer.msg_send_queue.push( + new Uint8Array([ + 255, + 255, + 255, + 255, + 'p'.charCodeAt(0), + 'o'.charCodeAt(0), + 'r'.charCodeAt(0), + 't'.charCodeAt(0), + (sock.sport & 65280) >> 8, + sock.sport & 255, + ]) + ); + } + return peer; + }, + getPeer(sock, addr, port) { + return sock.peers[addr + ':' + port]; + }, + addPeer(sock, peer) { + sock.peers[peer.addr + ':' + peer.port] = peer; + }, + removePeer(sock, peer) { + delete sock.peers[peer.addr + ':' + peer.port]; + }, + handlePeerEvents(sock, peer) { + var first = true; + var handleOpen = function () { + sock.connecting = false; + SOCKFS.emit('open', sock.stream.fd); + try { + var queued = peer.msg_send_queue.shift(); + while (queued) { + peer.socket.send(queued); + queued = peer.msg_send_queue.shift(); + } + } catch (e) { + // not much we can do here in the way of proper error handling as we've already + // lied and said this data was sent. shut it down. + peer.socket.close(); + } + }; + function handleMessage(data) { + if (typeof data == 'string') { + var encoder = new TextEncoder(); + // should be utf-8 + data = encoder.encode(data); + } // make a typed array from the string + else { + assert(data.byteLength !== undefined); + // must receive an ArrayBuffer + if (data.byteLength == 0) { + // An empty ArrayBuffer will emit a pseudo disconnect event + // as recv/recvmsg will return zero which indicates that a socket + // has performed a shutdown although the connection has not been disconnected yet. + return; + } + data = new Uint8Array(data); + } + // if this is the port message, override the peer's port with it + var wasfirst = first; + first = false; + if ( + wasfirst && + data.length === 10 && + data[0] === 255 && + data[1] === 255 && + data[2] === 255 && + data[3] === 255 && + data[4] === 'p'.charCodeAt(0) && + data[5] === 'o'.charCodeAt(0) && + data[6] === 'r'.charCodeAt(0) && + data[7] === 't'.charCodeAt(0) + ) { + // update the peer's port and it's key in the peer map + var newport = (data[8] << 8) | data[9]; + SOCKFS.websocket_sock_ops.removePeer(sock, peer); + peer.port = newport; + SOCKFS.websocket_sock_ops.addPeer(sock, peer); + return; + } + sock.recv_queue.push({ + addr: peer.addr, + port: peer.port, + data, + }); + SOCKFS.emit('message', sock.stream.fd); + } + if (ENVIRONMENT_IS_NODE) { + peer.socket.on('open', handleOpen); + peer.socket.on('message', function (data, isBinary) { + if (!isBinary) { + return; + } + handleMessage(new Uint8Array(data).buffer); + }); + // copy from node Buffer -> ArrayBuffer + peer.socket.on('close', function () { + SOCKFS.emit('close', sock.stream.fd); + }); + peer.socket.on('error', function (error) { + // Although the ws library may pass errors that may be more descriptive than + // ECONNREFUSED they are not necessarily the expected error code e.g. + // ENOTFOUND on getaddrinfo seems to be node.js specific, so using ECONNREFUSED + // is still probably the most useful thing to do. + sock.error = 14; + // Used in getsockopt for SOL_SOCKET/SO_ERROR test. + SOCKFS.emit('error', [ + sock.stream.fd, + sock.error, + 'ECONNREFUSED: Connection refused', + ]); + }); + } else { + peer.socket.onopen = handleOpen; + peer.socket.onclose = function () { + SOCKFS.emit('close', sock.stream.fd); + }; + peer.socket.onmessage = function peer_socket_onmessage( + event + ) { + handleMessage(event.data); + }; + peer.socket.onerror = function (error) { + // The WebSocket spec only allows a 'simple event' to be thrown on error, + // so we only really know as much as ECONNREFUSED. + sock.error = 14; + // Used in getsockopt for SOL_SOCKET/SO_ERROR test. + SOCKFS.emit('error', [ + sock.stream.fd, + sock.error, + 'ECONNREFUSED: Connection refused', + ]); + }; + } + }, + poll(sock) { + if (sock.type === 1 && sock.server) { + // listen sockets should only say they're available for reading + // if there are pending clients. + return sock.pending.length ? 64 | 1 : 0; + } + var mask = 0; + var dest = + sock.type === 1 // we only care about the socket state for connection-based sockets + ? SOCKFS.websocket_sock_ops.getPeer( + sock, + sock.daddr, + sock.dport + ) + : null; + if ( + sock.recv_queue.length || + !dest || // connection-less sockets are always ready to read + (dest && dest.socket.readyState === dest.socket.CLOSING) || + (dest && dest.socket.readyState === dest.socket.CLOSED) + ) { + // let recv return 0 once closed + mask |= 64 | 1; + } + if ( + !dest || // connection-less sockets are always ready to write + (dest && dest.socket.readyState === dest.socket.OPEN) + ) { + mask |= 4; + } + if ( + (dest && dest.socket.readyState === dest.socket.CLOSING) || + (dest && dest.socket.readyState === dest.socket.CLOSED) + ) { + // When an non-blocking connect fails mark the socket as writable. + // Its up to the calling code to then use getsockopt with SO_ERROR to + // retrieve the error. + // See https://man7.org/linux/man-pages/man2/connect.2.html + if (sock.connecting) { + mask |= 4; + } else { + mask |= 16; + } + } + return mask; + }, + ioctl(sock, request, arg) { + switch (request) { + case 21531: + var bytes = 0; + if (sock.recv_queue.length) { + bytes = sock.recv_queue[0].data.length; + } + HEAP32[arg >> 2] = bytes; + return 0; + + default: + return 28; + } + }, + close(sock) { + // if we've spawned a listen server, close it + if (sock.server) { + try { + sock.server.close(); + } catch (e) {} + sock.server = null; + } + // close any peer connections + var peers = Object.keys(sock.peers); + for (var i = 0; i < peers.length; i++) { + var peer = sock.peers[peers[i]]; + try { + peer.socket.close(); + } catch (e) {} + SOCKFS.websocket_sock_ops.removePeer(sock, peer); + } + return 0; + }, + bind(sock, addr, port) { + if ( + typeof sock.saddr != 'undefined' || + typeof sock.sport != 'undefined' + ) { + throw new FS.ErrnoError(28); + } + // already bound + sock.saddr = addr; + sock.sport = port; + // in order to emulate dgram sockets, we need to launch a listen server when + // binding on a connection-less socket + // note: this is only required on the server side + if (sock.type === 2) { + // close the existing server if it exists + if (sock.server) { + sock.server.close(); + sock.server = null; + } + // swallow error operation not supported error that occurs when binding in the + // browser where this isn't supported + try { + sock.sock_ops.listen(sock, 0); + } catch (e) { + if (!(e.name === 'ErrnoError')) throw e; + if (e.errno !== 138) throw e; + } + } + }, + connect(sock, addr, port) { + if (sock.server) { + throw new FS.ErrnoError(138); + } + // TODO autobind + // if (!sock.addr && sock.type == 2) { + // } + // early out if we're already connected / in the middle of connecting + if ( + typeof sock.daddr != 'undefined' && + typeof sock.dport != 'undefined' + ) { + var dest = SOCKFS.websocket_sock_ops.getPeer( + sock, + sock.daddr, + sock.dport + ); + if (dest) { + if (dest.socket.readyState === dest.socket.CONNECTING) { + throw new FS.ErrnoError(7); + } else { + throw new FS.ErrnoError(30); + } + } + } + // add the socket to our peer list and set our + // destination address / port to match + var peer = SOCKFS.websocket_sock_ops.createPeer( + sock, + addr, + port + ); + sock.daddr = peer.addr; + sock.dport = peer.port; + // because we cannot synchronously block to wait for the WebSocket + // connection to complete, we return here pretending that the connection + // was a success. + sock.connecting = true; + }, + listen(sock, backlog) { + if (!ENVIRONMENT_IS_NODE) { + throw new FS.ErrnoError(138); + } + if (sock.server) { + throw new FS.ErrnoError(28); + } + // already listening + var WebSocketServer = require('ws').Server; + var host = sock.saddr; + if (Module['websocket']['serverDecorator']) { + WebSocketServer = + Module['websocket']['serverDecorator'](WebSocketServer); + } + sock.server = new WebSocketServer({ + host, + port: sock.sport, + }); + // TODO support backlog + SOCKFS.emit('listen', sock.stream.fd); + // Send Event with listen fd. + sock.server.on('connection', function (ws) { + if (sock.type === 1) { + var newsock = SOCKFS.createSocket( + sock.family, + sock.type, + sock.protocol + ); + // create a peer on the new socket + var peer = SOCKFS.websocket_sock_ops.createPeer( + newsock, + ws + ); + newsock.daddr = peer.addr; + newsock.dport = peer.port; + // push to queue for accept to pick up + sock.pending.push(newsock); + SOCKFS.emit('connection', newsock.stream.fd); + } else { + // create a peer on the listen socket so calling sendto + // with the listen socket and an address will resolve + // to the correct client + SOCKFS.websocket_sock_ops.createPeer(sock, ws); + SOCKFS.emit('connection', sock.stream.fd); + } + }); + sock.server.on('close', function () { + SOCKFS.emit('close', sock.stream.fd); + sock.server = null; + }); + sock.server.on('error', function (error) { + // Although the ws library may pass errors that may be more descriptive than + // ECONNREFUSED they are not necessarily the expected error code e.g. + // ENOTFOUND on getaddrinfo seems to be node.js specific, so using EHOSTUNREACH + // is still probably the most useful thing to do. This error shouldn't + // occur in a well written app as errors should get trapped in the compiled + // app's own getaddrinfo call. + sock.error = 23; + // Used in getsockopt for SOL_SOCKET/SO_ERROR test. + SOCKFS.emit('error', [ + sock.stream.fd, + sock.error, + 'EHOSTUNREACH: Host is unreachable', + ]); + }); + }, + // don't throw + accept(listensock) { + if (!listensock.server || !listensock.pending.length) { + throw new FS.ErrnoError(28); + } + var newsock = listensock.pending.shift(); + newsock.stream.flags = listensock.stream.flags; + return newsock; + }, + getname(sock, peer) { + var addr, port; + if (peer) { + if (sock.daddr === undefined || sock.dport === undefined) { + throw new FS.ErrnoError(53); + } + addr = sock.daddr; + port = sock.dport; + } else { + // TODO saddr and sport will be set for bind()'d UDP sockets, but what + // should we be returning for TCP sockets that've been connect()'d? + addr = sock.saddr || 0; + port = sock.sport || 0; + } + return { + addr, + port, + }; + }, + sendmsg(sock, buffer, offset, length, addr, port) { + if (sock.type === 2) { + // connection-less sockets will honor the message address, + // and otherwise fall back to the bound destination address + if (addr === undefined || port === undefined) { + addr = sock.daddr; + port = sock.dport; + } + // if there was no address to fall back to, error out + if (addr === undefined || port === undefined) { + throw new FS.ErrnoError(17); + } + } else { + // connection-based sockets will only use the bound + addr = sock.daddr; + port = sock.dport; + } + // find the peer for the destination address + var dest = SOCKFS.websocket_sock_ops.getPeer(sock, addr, port); + // early out if not connected with a connection-based socket + if (sock.type === 1) { + if ( + !dest || + dest.socket.readyState === dest.socket.CLOSING || + dest.socket.readyState === dest.socket.CLOSED + ) { + throw new FS.ErrnoError(53); + } + } + // create a copy of the incoming data to send, as the WebSocket API + // doesn't work entirely with an ArrayBufferView, it'll just send + // the entire underlying buffer + if (ArrayBuffer.isView(buffer)) { + offset += buffer.byteOffset; + buffer = buffer.buffer; + } + var data = buffer.slice(offset, offset + length); + // if we don't have a cached connectionless UDP datagram connection, or + // the TCP socket is still connecting, queue the message to be sent upon + // connect, and lie, saying the data was sent now. + if (!dest || dest.socket.readyState !== dest.socket.OPEN) { + // if we're not connected, open a new connection + if (sock.type === 2) { + if ( + !dest || + dest.socket.readyState === dest.socket.CLOSING || + dest.socket.readyState === dest.socket.CLOSED + ) { + dest = SOCKFS.websocket_sock_ops.createPeer( + sock, + addr, + port + ); + } + } + dest.msg_send_queue.push(data); + return length; + } + try { + // send the actual data + dest.socket.send(data); + return length; + } catch (e) { + throw new FS.ErrnoError(28); + } + }, + recvmsg(sock, length, flags) { + // http://pubs.opengroup.org/onlinepubs/7908799/xns/recvmsg.html + if (sock.type === 1 && sock.server) { + // tcp servers should not be recv()'ing on the listen socket + throw new FS.ErrnoError(53); + } + var queued = sock.recv_queue.shift(); + if (!queued) { + if (sock.type === 1) { + var dest = SOCKFS.websocket_sock_ops.getPeer( + sock, + sock.daddr, + sock.dport + ); + if (!dest) { + // if we have a destination address but are not connected, error out + throw new FS.ErrnoError(53); + } + if ( + dest.socket.readyState === dest.socket.CLOSING || + dest.socket.readyState === dest.socket.CLOSED + ) { + // return null if the socket has closed + return null; + } + // else, our socket is in a valid state but truly has nothing available + throw new FS.ErrnoError(6); + } + throw new FS.ErrnoError(6); + } + // queued.data will be an ArrayBuffer if it's unadulterated, but if it's + // requeued TCP data it'll be an ArrayBufferView + var queuedLength = queued.data.byteLength || queued.data.length; + var queuedOffset = queued.data.byteOffset || 0; + var queuedBuffer = queued.data.buffer || queued.data; + var bytesRead = Math.min(length, queuedLength); + var res = { + buffer: new Uint8Array( + queuedBuffer, + queuedOffset, + bytesRead + ), + addr: queued.addr, + port: queued.port, + }; + // push back any unread data for TCP connections + if (flags & 2) { + bytesRead = 0; + } + if (sock.type === 1 && bytesRead < queuedLength) { + var bytesRemaining = queuedLength - bytesRead; + queued.data = new Uint8Array( + queuedBuffer, + queuedOffset + bytesRead, + bytesRemaining + ); + sock.recv_queue.unshift(queued); + } + return res; + }, + }, + }; + + var getSocketFromFD = (fd) => { + var socket = SOCKFS.getSocket(fd); + if (!socket) throw new FS.ErrnoError(8); + return socket; + }; + + var inetPton4 = (str) => { + var b = str.split('.'); + for (var i = 0; i < 4; i++) { + var tmp = Number(b[i]); + if (isNaN(tmp)) return null; + b[i] = tmp; + } + return (b[0] | (b[1] << 8) | (b[2] << 16) | (b[3] << 24)) >>> 0; + }; + + /** @suppress {checkTypes} */ var jstoi_q = (str) => parseInt(str); + + var inetPton6 = (str) => { + var words; + var w, offset, z; + /* http://home.deds.nl/~aeron/regex/ */ var valid6regx = + /^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i; + var parts = []; + if (!valid6regx.test(str)) { + return null; + } + if (str === '::') { + return [0, 0, 0, 0, 0, 0, 0, 0]; + } + // Z placeholder to keep track of zeros when splitting the string on ":" + if (str.startsWith('::')) { + str = str.replace('::', 'Z:'); + } // leading zeros case + else { + str = str.replace('::', ':Z:'); + } + if (str.indexOf('.') > 0) { + // parse IPv4 embedded stress + str = str.replace(new RegExp('[.]', 'g'), ':'); + words = str.split(':'); + words[words.length - 4] = + jstoi_q(words[words.length - 4]) + + jstoi_q(words[words.length - 3]) * 256; + words[words.length - 3] = + jstoi_q(words[words.length - 2]) + + jstoi_q(words[words.length - 1]) * 256; + words = words.slice(0, words.length - 2); + } else { + words = str.split(':'); + } + offset = 0; + z = 0; + for (w = 0; w < words.length; w++) { + if (typeof words[w] == 'string') { + if (words[w] === 'Z') { + // compressed zeros - write appropriate number of zero words + for (z = 0; z < 8 - words.length + 1; z++) { + parts[w + z] = 0; + } + offset = z - 1; + } else { + // parse hex to field to 16-bit value and write it in network byte-order + parts[w + offset] = _htons(parseInt(words[w], 16)); + } + } else { + // parsed IPv4 words + parts[w + offset] = words[w]; + } + } + return [ + (parts[1] << 16) | parts[0], + (parts[3] << 16) | parts[2], + (parts[5] << 16) | parts[4], + (parts[7] << 16) | parts[6], + ]; + }; + + /** @param {number=} addrlen */ var writeSockaddr = ( + sa, + family, + addr, + port, + addrlen + ) => { + switch (family) { + case 2: + addr = inetPton4(addr); + zeroMemory(sa, 16); + if (addrlen) { + HEAP32[addrlen >> 2] = 16; + } + HEAP16[sa >> 1] = family; + HEAP32[(sa + 4) >> 2] = addr; + HEAP16[(sa + 2) >> 1] = _htons(port); + break; + + case 10: + addr = inetPton6(addr); + zeroMemory(sa, 28); + if (addrlen) { + HEAP32[addrlen >> 2] = 28; + } + HEAP32[sa >> 2] = family; + HEAP32[(sa + 8) >> 2] = addr[0]; + HEAP32[(sa + 12) >> 2] = addr[1]; + HEAP32[(sa + 16) >> 2] = addr[2]; + HEAP32[(sa + 20) >> 2] = addr[3]; + HEAP16[(sa + 2) >> 1] = _htons(port); + break; + + default: + return 5; + } + return 0; + }; + + var DNS = { + address_map: { + id: 1, + addrs: {}, + names: {}, + }, + lookup_name(name) { + // If the name is already a valid ipv4 / ipv6 address, don't generate a fake one. + var res = inetPton4(name); + if (res !== null) { + return name; + } + res = inetPton6(name); + if (res !== null) { + return name; + } + // See if this name is already mapped. + var addr; + if (DNS.address_map.addrs[name]) { + addr = DNS.address_map.addrs[name]; + } else { + var id = DNS.address_map.id++; + assert(id < 65535, 'exceeded max address mappings of 65535'); + addr = '172.29.' + (id & 255) + '.' + (id & 65280); + DNS.address_map.names[addr] = name; + DNS.address_map.addrs[name] = addr; + } + return addr; + }, + lookup_addr(addr) { + if (DNS.address_map.names[addr]) { + return DNS.address_map.names[addr]; + } + return null; + }, + }; + + function ___syscall_accept4(fd, addr, addrlen, flags, d1, d2) { + try { + var sock = getSocketFromFD(fd); + var newsock = sock.sock_ops.accept(sock); + if (addr) { + var errno = writeSockaddr( + addr, + newsock.family, + DNS.lookup_name(newsock.daddr), + newsock.dport, + addrlen + ); + } + return newsock.stream.fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var inetNtop4 = (addr) => + (addr & 255) + + '.' + + ((addr >> 8) & 255) + + '.' + + ((addr >> 16) & 255) + + '.' + + ((addr >> 24) & 255); + + var inetNtop6 = (ints) => { + // ref: http://www.ietf.org/rfc/rfc2373.txt - section 2.5.4 + // Format for IPv4 compatible and mapped 128-bit IPv6 Addresses + // 128-bits are split into eight 16-bit words + // stored in network byte order (big-endian) + // | 80 bits | 16 | 32 bits | + // +-----------------------------------------------------------------+ + // | 10 bytes | 2 | 4 bytes | + // +--------------------------------------+--------------------------+ + // + 5 words | 1 | 2 words | + // +--------------------------------------+--------------------------+ + // |0000..............................0000|0000| IPv4 ADDRESS | (compatible) + // +--------------------------------------+----+---------------------+ + // |0000..............................0000|FFFF| IPv4 ADDRESS | (mapped) + // +--------------------------------------+----+---------------------+ + var str = ''; + var word = 0; + var longest = 0; + var lastzero = 0; + var zstart = 0; + var len = 0; + var i = 0; + var parts = [ + ints[0] & 65535, + ints[0] >> 16, + ints[1] & 65535, + ints[1] >> 16, + ints[2] & 65535, + ints[2] >> 16, + ints[3] & 65535, + ints[3] >> 16, + ]; + // Handle IPv4-compatible, IPv4-mapped, loopback and any/unspecified addresses + var hasipv4 = true; + var v4part = ''; + // check if the 10 high-order bytes are all zeros (first 5 words) + for (i = 0; i < 5; i++) { + if (parts[i] !== 0) { + hasipv4 = false; + break; + } + } + if (hasipv4) { + // low-order 32-bits store an IPv4 address (bytes 13 to 16) (last 2 words) + v4part = inetNtop4(parts[6] | (parts[7] << 16)); + // IPv4-mapped IPv6 address if 16-bit value (bytes 11 and 12) == 0xFFFF (6th word) + if (parts[5] === -1) { + str = '::ffff:'; + str += v4part; + return str; + } + // IPv4-compatible IPv6 address if 16-bit value (bytes 11 and 12) == 0x0000 (6th word) + if (parts[5] === 0) { + str = '::'; + //special case IPv6 addresses + if (v4part === '0.0.0.0') v4part = ''; + // any/unspecified address + if (v4part === '0.0.0.1') v4part = '1'; + // loopback address + str += v4part; + return str; + } + } + // Handle all other IPv6 addresses + // first run to find the longest contiguous zero words + for (word = 0; word < 8; word++) { + if (parts[word] === 0) { + if (word - lastzero > 1) { + len = 0; + } + lastzero = word; + len++; + } + if (len > longest) { + longest = len; + zstart = word - longest + 1; + } + } + for (word = 0; word < 8; word++) { + if (longest > 1) { + // compress contiguous zeros - to produce "::" + if ( + parts[word] === 0 && + word >= zstart && + word < zstart + longest + ) { + if (word === zstart) { + str += ':'; + if (zstart === 0) str += ':'; + } + //leading zeros case + continue; + } + } + // converts 16-bit words from big-endian to little-endian before converting to hex string + str += Number(_ntohs(parts[word] & 65535)).toString(16); + str += word < 7 ? ':' : ''; + } + return str; + }; + + var readSockaddr = (sa, salen) => { + // family / port offsets are common to both sockaddr_in and sockaddr_in6 + var family = HEAP16[sa >> 1]; + var port = _ntohs(HEAPU16[(sa + 2) >> 1]); + var addr; + switch (family) { + case 2: + if (salen !== 16) { + return { + errno: 28, + }; + } + addr = HEAP32[(sa + 4) >> 2]; + addr = inetNtop4(addr); + break; + + case 10: + if (salen !== 28) { + return { + errno: 28, + }; + } + addr = [ + HEAP32[(sa + 8) >> 2], + HEAP32[(sa + 12) >> 2], + HEAP32[(sa + 16) >> 2], + HEAP32[(sa + 20) >> 2], + ]; + addr = inetNtop6(addr); + break; + + default: + return { + errno: 5, + }; + } + return { + family, + addr, + port, + }; + }; + + var getSocketAddress = (addrp, addrlen) => { + var info = readSockaddr(addrp, addrlen); + if (info.errno) throw new FS.ErrnoError(info.errno); + info.addr = DNS.lookup_addr(info.addr) || info.addr; + return info; + }; + + function ___syscall_bind(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + var info = getSocketAddress(addr, addrlen); + sock.sock_ops.bind(sock, info.addr, info.port); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var SYSCALLS = { + DEFAULT_POLLMASK: 5, + calculateAt(dirfd, path, allowEmpty) { + if (PATH.isAbs(path)) { + return path; + } + // relative path + var dir; + if (dirfd === -100) { + dir = FS.cwd(); + } else { + var dirstream = SYSCALLS.getStreamFromFD(dirfd); + dir = dirstream.path; + } + if (path.length == 0) { + if (!allowEmpty) { + throw new FS.ErrnoError(44); + } + return dir; + } + return dir + '/' + path; + }, + doStat(func, path, buf) { + var stat = func(path); + HEAP32[buf >> 2] = stat.dev; + HEAP32[(buf + 4) >> 2] = stat.mode; + HEAPU32[(buf + 8) >> 2] = stat.nlink; + HEAP32[(buf + 12) >> 2] = stat.uid; + HEAP32[(buf + 16) >> 2] = stat.gid; + HEAP32[(buf + 20) >> 2] = stat.rdev; + (tempI64 = [ + stat.size >>> 0, + ((tempDouble = stat.size), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 24) >> 2] = tempI64[0]), + (HEAP32[(buf + 28) >> 2] = tempI64[1]); + HEAP32[(buf + 32) >> 2] = 4096; + HEAP32[(buf + 36) >> 2] = stat.blocks; + var atime = stat.atime.getTime(); + var mtime = stat.mtime.getTime(); + var ctime = stat.ctime.getTime(); + (tempI64 = [ + Math.floor(atime / 1e3) >>> 0, + ((tempDouble = Math.floor(atime / 1e3)), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 40) >> 2] = tempI64[0]), + (HEAP32[(buf + 44) >> 2] = tempI64[1]); + HEAPU32[(buf + 48) >> 2] = (atime % 1e3) * 1e3 * 1e3; + (tempI64 = [ + Math.floor(mtime / 1e3) >>> 0, + ((tempDouble = Math.floor(mtime / 1e3)), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 56) >> 2] = tempI64[0]), + (HEAP32[(buf + 60) >> 2] = tempI64[1]); + HEAPU32[(buf + 64) >> 2] = (mtime % 1e3) * 1e3 * 1e3; + (tempI64 = [ + Math.floor(ctime / 1e3) >>> 0, + ((tempDouble = Math.floor(ctime / 1e3)), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 72) >> 2] = tempI64[0]), + (HEAP32[(buf + 76) >> 2] = tempI64[1]); + HEAPU32[(buf + 80) >> 2] = (ctime % 1e3) * 1e3 * 1e3; + (tempI64 = [ + stat.ino >>> 0, + ((tempDouble = stat.ino), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 88) >> 2] = tempI64[0]), + (HEAP32[(buf + 92) >> 2] = tempI64[1]); + return 0; + }, + doMsync(addr, stream, len, flags, offset) { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + if (flags & 2) { + // MAP_PRIVATE calls need not to be synced back to underlying fs + return 0; + } + var buffer = HEAPU8.slice(addr, addr + len); + FS.msync(stream, buffer, offset, len, flags); + }, + getStreamFromFD(fd) { + var stream = FS.getStreamChecked(fd); + return stream; + }, + varargs: undefined, + getStr(ptr) { + var ret = UTF8ToString(ptr); + return ret; + }, + }; + + function ___syscall_chdir(path) { + try { + path = SYSCALLS.getStr(path); + FS.chdir(path); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_chmod(path, mode) { + try { + path = SYSCALLS.getStr(path); + FS.chmod(path, mode); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_connect(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + var info = getSocketAddress(addr, addrlen); + sock.sock_ops.connect(sock, info.addr, info.port); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_dup(fd) { + try { + var old = SYSCALLS.getStreamFromFD(fd); + return FS.dupStream(old).fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_dup3(fd, newfd, flags) { + try { + var old = SYSCALLS.getStreamFromFD(fd); + if (old.fd === newfd) return -28; + // Check newfd is within range of valid open file descriptors. + if (newfd < 0 || newfd >= FS.MAX_OPEN_FDS) return -8; + var existing = FS.getStream(newfd); + if (existing) FS.close(existing); + return FS.dupStream(old, newfd).fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_faccessat(dirfd, path, amode, flags) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + if (amode & ~7) { + // need a valid mode + return -28; + } + var lookup = FS.lookupPath(path, { + follow: true, + }); + var node = lookup.node; + if (!node) { + return -44; + } + var perms = ''; + if (amode & 4) perms += 'r'; + if (amode & 2) perms += 'w'; + if (amode & 1) perms += 'x'; + if ( + perms && + /* otherwise, they've just passed F_OK */ FS.nodePermissions( + node, + perms + ) + ) { + return -2; + } + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var convertI32PairToI53Checked = (lo, hi) => + (hi + 2097152) >>> 0 < 4194305 - !!lo + ? (lo >>> 0) + hi * 4294967296 + : NaN; + + function ___syscall_fallocate( + fd, + mode, + offset_low, + offset_high, + len_low, + len_high + ) { + var offset = convertI32PairToI53Checked(offset_low, offset_high); + var len = convertI32PairToI53Checked(len_low, len_high); + try { + if (isNaN(offset)) return 61; + var stream = SYSCALLS.getStreamFromFD(fd); + FS.allocate(stream, offset, len); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_fchmod(fd, mode) { + try { + FS.fchmod(fd, mode); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_fchown32(fd, owner, group) { + try { + FS.fchown(fd, owner, group); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_fchownat(dirfd, path, owner, group, flags) { + try { + path = SYSCALLS.getStr(path); + var nofollow = flags & 256; + flags = flags & ~256; + path = SYSCALLS.calculateAt(dirfd, path); + (nofollow ? FS.lchown : FS.chown)(path, owner, group); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + /** @suppress {duplicate } */ var syscallGetVarargI = () => { + // the `+` prepended here is necessary to convince the JSCompiler that varargs is indeed a number. + var ret = HEAP32[+SYSCALLS.varargs >> 2]; + SYSCALLS.varargs += 4; + return ret; + }; + + var syscallGetVarargP = syscallGetVarargI; + + function ___syscall_fcntl64(fd, cmd, varargs) { + SYSCALLS.varargs = varargs; + try { + var stream = SYSCALLS.getStreamFromFD(fd); + switch (cmd) { + case 0: { + var arg = syscallGetVarargI(); + if (arg < 0) { + return -28; + } + while (FS.streams[arg]) { + arg++; + } + var newStream; + newStream = FS.dupStream(stream, arg); + return newStream.fd; + } + + case 1: + case 2: + return 0; + + // FD_CLOEXEC makes no sense for a single process. + case 3: + return stream.flags; + + case 4: { + var arg = syscallGetVarargI(); + stream.flags |= arg; + return 0; + } + + case 12: { + var arg = syscallGetVarargP(); + var offset = 0; + // We're always unlocked. + HEAP16[(arg + offset) >> 1] = 2; + return 0; + } + + case 13: + case 14: + return 0; + } + // Pretend that the locking is successful. + return -28; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_fdatasync(fd) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + return 0; + } catch (e) { + // we can't do anything synchronously; the in-memory FS is already synced to + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_fstat64(fd, buf) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + return SYSCALLS.doStat(FS.stat, stream.path, buf); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_ftruncate64(fd, length_low, length_high) { + var length = convertI32PairToI53Checked(length_low, length_high); + try { + if (isNaN(length)) return 61; + FS.ftruncate(fd, length); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var stringToUTF8 = (str, outPtr, maxBytesToWrite) => + stringToUTF8Array(str, HEAPU8, outPtr, maxBytesToWrite); + + Module['stringToUTF8'] = stringToUTF8; + + function ___syscall_getcwd(buf, size) { + try { + if (size === 0) return -28; + var cwd = FS.cwd(); + var cwdLengthInBytes = lengthBytesUTF8(cwd) + 1; + if (size < cwdLengthInBytes) return -68; + stringToUTF8(cwd, buf, size); + return cwdLengthInBytes; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_getdents64(fd, dirp, count) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + stream.getdents ||= FS.readdir(stream.path); + var struct_size = 280; + var pos = 0; + var off = FS.llseek(stream, 0, 1); + var startIdx = Math.floor(off / struct_size); + var endIdx = Math.min( + stream.getdents.length, + startIdx + Math.floor(count / struct_size) + ); + for (var idx = startIdx; idx < endIdx; idx++) { + var id; + var type; + var name = stream.getdents[idx]; + if (name === '.') { + id = stream.node.id; + type = 4; + } // DT_DIR + else if (name === '..') { + var lookup = FS.lookupPath(stream.path, { + parent: true, + }); + id = lookup.node.id; + type = 4; + } // DT_DIR + else { + var child; + try { + child = FS.lookupNode(stream.node, name); + } catch (e) { + // If the entry is not a directory, file, or symlink, nodefs + // lookupNode will raise EINVAL. Skip these and continue. + if (e?.errno === 28) { + continue; + } + throw e; + } + id = child.id; + type = FS.isChrdev(child.mode) + ? 2 // DT_CHR, character device. + : FS.isDir(child.mode) + ? 4 // DT_DIR, directory. + : FS.isLink(child.mode) + ? 10 // DT_LNK, symbolic link. + : 8; + } + // DT_REG, regular file. + (tempI64 = [ + id >>> 0, + ((tempDouble = id), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(dirp + pos) >> 2] = tempI64[0]), + (HEAP32[(dirp + pos + 4) >> 2] = tempI64[1]); + (tempI64 = [ + ((idx + 1) * struct_size) >>> 0, + ((tempDouble = (idx + 1) * struct_size), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(dirp + pos + 8) >> 2] = tempI64[0]), + (HEAP32[(dirp + pos + 12) >> 2] = tempI64[1]); + HEAP16[(dirp + pos + 16) >> 1] = 280; + HEAP8[dirp + pos + 18] = type; + stringToUTF8(name, dirp + pos + 19, 256); + pos += struct_size; + } + FS.llseek(stream, idx * struct_size, 0); + return pos; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_getpeername(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + if (!sock.daddr) { + return -53; + } + // The socket is not connected. + var errno = writeSockaddr( + addr, + sock.family, + DNS.lookup_name(sock.daddr), + sock.dport, + addrlen + ); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_getsockname(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + // TODO: sock.saddr should never be undefined, see TODO in websocket_sock_ops.getname + var errno = writeSockaddr( + addr, + sock.family, + DNS.lookup_name(sock.saddr || '0.0.0.0'), + sock.sport, + addrlen + ); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_getsockopt(fd, level, optname, optval, optlen, d1) { + try { + var sock = getSocketFromFD(fd); + // Minimal getsockopt aimed at resolving https://github.com/emscripten-core/emscripten/issues/2211 + // so only supports SOL_SOCKET with SO_ERROR. + if (level === 1) { + if (optname === 4) { + HEAP32[optval >> 2] = sock.error; + HEAP32[optlen >> 2] = 4; + sock.error = null; + // Clear the error (The SO_ERROR option obtains and then clears this field). + return 0; + } + } + return -50; + } catch (e) { + // The option is unknown at the level indicated. + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_ioctl(fd, op, varargs) { + SYSCALLS.varargs = varargs; + try { + var stream = SYSCALLS.getStreamFromFD(fd); + switch (op) { + case 21509: { + if (!stream.tty) return -59; + return 0; + } + + case 21505: { + if (!stream.tty) return -59; + if (stream.tty.ops.ioctl_tcgets) { + var termios = stream.tty.ops.ioctl_tcgets(stream); + var argp = syscallGetVarargP(); + HEAP32[argp >> 2] = termios.c_iflag || 0; + HEAP32[(argp + 4) >> 2] = termios.c_oflag || 0; + HEAP32[(argp + 8) >> 2] = termios.c_cflag || 0; + HEAP32[(argp + 12) >> 2] = termios.c_lflag || 0; + for (var i = 0; i < 32; i++) { + HEAP8[argp + i + 17] = termios.c_cc[i] || 0; + } + return 0; + } + return 0; + } + + case 21510: + case 21511: + case 21512: { + if (!stream.tty) return -59; + return 0; + } + + // no-op, not actually adjusting terminal settings + case 21506: + case 21507: + case 21508: { + if (!stream.tty) return -59; + if (stream.tty.ops.ioctl_tcsets) { + var argp = syscallGetVarargP(); + var c_iflag = HEAP32[argp >> 2]; + var c_oflag = HEAP32[(argp + 4) >> 2]; + var c_cflag = HEAP32[(argp + 8) >> 2]; + var c_lflag = HEAP32[(argp + 12) >> 2]; + var c_cc = []; + for (var i = 0; i < 32; i++) { + c_cc.push(HEAP8[argp + i + 17]); + } + return stream.tty.ops.ioctl_tcsets(stream.tty, op, { + c_iflag, + c_oflag, + c_cflag, + c_lflag, + c_cc, + }); + } + return 0; + } + + // no-op, not actually adjusting terminal settings + case 21519: { + if (!stream.tty) return -59; + var argp = syscallGetVarargP(); + HEAP32[argp >> 2] = 0; + return 0; + } + + case 21520: { + if (!stream.tty) return -59; + return -28; + } + + // not supported + case 21531: { + var argp = syscallGetVarargP(); + return FS.ioctl(stream, op, argp); + } + + case 21523: { + // TODO: in theory we should write to the winsize struct that gets + // passed in, but for now musl doesn't read anything on it + if (!stream.tty) return -59; + if (stream.tty.ops.ioctl_tiocgwinsz) { + var winsize = stream.tty.ops.ioctl_tiocgwinsz( + stream.tty + ); + var argp = syscallGetVarargP(); + HEAP16[argp >> 1] = winsize[0]; + HEAP16[(argp + 2) >> 1] = winsize[1]; + } + return 0; + } + + case 21524: { + // TODO: technically, this ioctl call should change the window size. + // but, since emscripten doesn't have any concept of a terminal window + // yet, we'll just silently throw it away as we do TIOCGWINSZ + if (!stream.tty) return -59; + return 0; + } + + case 21515: { + if (!stream.tty) return -59; + return 0; + } + + default: + return -28; + } + } catch (e) { + // not supported + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_listen(fd, backlog) { + try { + var sock = getSocketFromFD(fd); + sock.sock_ops.listen(sock, backlog); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_lstat64(path, buf) { + try { + path = SYSCALLS.getStr(path); + return SYSCALLS.doStat(FS.lstat, path, buf); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_mkdirat(dirfd, path, mode) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + FS.mkdir(path, mode, 0); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_newfstatat(dirfd, path, buf, flags) { + try { + path = SYSCALLS.getStr(path); + var nofollow = flags & 256; + var allowEmpty = flags & 4096; + flags = flags & ~6400; + path = SYSCALLS.calculateAt(dirfd, path, allowEmpty); + return SYSCALLS.doStat(nofollow ? FS.lstat : FS.stat, path, buf); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_openat(dirfd, path, flags, varargs) { + SYSCALLS.varargs = varargs; + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + var mode = varargs ? syscallGetVarargI() : 0; + return FS.open(path, flags, mode).fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var PIPEFS = { + BUCKET_BUFFER_SIZE: 8192, + mount(mount) { + // Do not pollute the real root directory or its child nodes with pipes + // Looks like it is OK to create another pseudo-root node not linked to the FS.root hierarchy this way + return FS.createNode(null, '/', 16384 | 511, 0); + }, + createPipe() { + var pipe = { + buckets: [], + // refcnt 2 because pipe has a read end and a write end. We need to be + // able to read from the read end after write end is closed. + refcnt: 2, + }; + pipe.buckets.push({ + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: 0, + roffset: 0, + }); + var rName = PIPEFS.nextname(); + var wName = PIPEFS.nextname(); + var rNode = FS.createNode(PIPEFS.root, rName, 4096, 0); + var wNode = FS.createNode(PIPEFS.root, wName, 4096, 0); + rNode.pipe = pipe; + wNode.pipe = pipe; + var readableStream = FS.createStream({ + path: rName, + node: rNode, + flags: 0, + seekable: false, + stream_ops: PIPEFS.stream_ops, + }); + rNode.stream = readableStream; + var writableStream = FS.createStream({ + path: wName, + node: wNode, + flags: 1, + seekable: false, + stream_ops: PIPEFS.stream_ops, + }); + wNode.stream = writableStream; + return { + readable_fd: readableStream.fd, + writable_fd: writableStream.fd, + }; + }, + stream_ops: { + poll(stream) { + var pipe = stream.node.pipe; + if ((stream.flags & 2097155) === 1) { + return 256 | 4; + } + if (pipe.buckets.length > 0) { + for (var i = 0; i < pipe.buckets.length; i++) { + var bucket = pipe.buckets[i]; + if (bucket.offset - bucket.roffset > 0) { + return 64 | 1; + } + } + } + return 0; + }, + ioctl(stream, request, varargs) { + return 28; + }, + fsync(stream) { + return 28; + }, + read(stream, buffer, offset, length, position) { + /* ignored */ var pipe = stream.node.pipe; + var currentLength = 0; + for (var i = 0; i < pipe.buckets.length; i++) { + var bucket = pipe.buckets[i]; + currentLength += bucket.offset - bucket.roffset; + } + var data = buffer.subarray(offset, offset + length); + if (length <= 0) { + return 0; + } + if (currentLength == 0) { + // Behave as if the read end is always non-blocking + throw new FS.ErrnoError(6); + } + var toRead = Math.min(currentLength, length); + var totalRead = toRead; + var toRemove = 0; + for (var i = 0; i < pipe.buckets.length; i++) { + var currBucket = pipe.buckets[i]; + var bucketSize = currBucket.offset - currBucket.roffset; + if (toRead <= bucketSize) { + var tmpSlice = currBucket.buffer.subarray( + currBucket.roffset, + currBucket.offset + ); + if (toRead < bucketSize) { + tmpSlice = tmpSlice.subarray(0, toRead); + currBucket.roffset += toRead; + } else { + toRemove++; + } + data.set(tmpSlice); + break; + } else { + var tmpSlice = currBucket.buffer.subarray( + currBucket.roffset, + currBucket.offset + ); + data.set(tmpSlice); + data = data.subarray(tmpSlice.byteLength); + toRead -= tmpSlice.byteLength; + toRemove++; + } + } + if (toRemove && toRemove == pipe.buckets.length) { + // Do not generate excessive garbage in use cases such as + // write several bytes, read everything, write several bytes, read everything... + toRemove--; + pipe.buckets[toRemove].offset = 0; + pipe.buckets[toRemove].roffset = 0; + } + pipe.buckets.splice(0, toRemove); + return totalRead; + }, + write(stream, buffer, offset, length, position) { + /* ignored */ var pipe = stream.node.pipe; + var data = buffer.subarray(offset, offset + length); + var dataLen = data.byteLength; + if (dataLen <= 0) { + return 0; + } + var currBucket = null; + if (pipe.buckets.length == 0) { + currBucket = { + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: 0, + roffset: 0, + }; + pipe.buckets.push(currBucket); + } else { + currBucket = pipe.buckets[pipe.buckets.length - 1]; + } + assert(currBucket.offset <= PIPEFS.BUCKET_BUFFER_SIZE); + var freeBytesInCurrBuffer = + PIPEFS.BUCKET_BUFFER_SIZE - currBucket.offset; + if (freeBytesInCurrBuffer >= dataLen) { + currBucket.buffer.set(data, currBucket.offset); + currBucket.offset += dataLen; + return dataLen; + } else if (freeBytesInCurrBuffer > 0) { + currBucket.buffer.set( + data.subarray(0, freeBytesInCurrBuffer), + currBucket.offset + ); + currBucket.offset += freeBytesInCurrBuffer; + data = data.subarray( + freeBytesInCurrBuffer, + data.byteLength + ); + } + var numBuckets = + (data.byteLength / PIPEFS.BUCKET_BUFFER_SIZE) | 0; + var remElements = data.byteLength % PIPEFS.BUCKET_BUFFER_SIZE; + for (var i = 0; i < numBuckets; i++) { + var newBucket = { + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: PIPEFS.BUCKET_BUFFER_SIZE, + roffset: 0, + }; + pipe.buckets.push(newBucket); + newBucket.buffer.set( + data.subarray(0, PIPEFS.BUCKET_BUFFER_SIZE) + ); + data = data.subarray( + PIPEFS.BUCKET_BUFFER_SIZE, + data.byteLength + ); + } + if (remElements > 0) { + var newBucket = { + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: data.byteLength, + roffset: 0, + }; + pipe.buckets.push(newBucket); + newBucket.buffer.set(data); + } + return dataLen; + }, + close(stream) { + var pipe = stream.node.pipe; + pipe.refcnt--; + if (pipe.refcnt === 0) { + pipe.buckets = null; + } + }, + }, + nextname() { + if (!PIPEFS.nextname.current) { + PIPEFS.nextname.current = 0; + } + return 'pipe[' + PIPEFS.nextname.current++ + ']'; + }, + }; + + function ___syscall_pipe(fdPtr) { + try { + if (fdPtr == 0) { + throw new FS.ErrnoError(21); + } + var res = PIPEFS.createPipe(); + HEAP32[fdPtr >> 2] = res.readable_fd; + HEAP32[(fdPtr + 4) >> 2] = res.writable_fd; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_poll(fds, nfds, timeout) { + try { + var nonzero = 0; + for (var i = 0; i < nfds; i++) { + var pollfd = fds + 8 * i; + var fd = HEAP32[pollfd >> 2]; + var events = HEAP16[(pollfd + 4) >> 1]; + var mask = 32; + var stream = FS.getStream(fd); + if (stream) { + mask = SYSCALLS.DEFAULT_POLLMASK; + if (stream.stream_ops?.poll) { + mask = stream.stream_ops.poll(stream, -1); + } + } + mask &= events | 8 | 16; + if (mask) nonzero++; + HEAP16[(pollfd + 6) >> 1] = mask; + } + return nonzero; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_readlinkat(dirfd, path, buf, bufsize) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + if (bufsize <= 0) return -28; + var ret = FS.readlink(path); + var len = Math.min(bufsize, lengthBytesUTF8(ret)); + var endChar = HEAP8[buf + len]; + stringToUTF8(ret, buf, bufsize + 1); + // readlink is one of the rare functions that write out a C string, but does never append a null to the output buffer(!) + // stringToUTF8() always appends a null byte, so restore the character under the null byte after the write. + HEAP8[buf + len] = endChar; + return len; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_recvfrom(fd, buf, len, flags, addr, addrlen) { + try { + var sock = getSocketFromFD(fd); + var msg = sock.sock_ops.recvmsg( + sock, + len, + typeof flags !== 'undefined' ? flags : 0 + ); + if (!msg) return 0; + // socket is closed + if (addr) { + var errno = writeSockaddr( + addr, + sock.family, + DNS.lookup_name(msg.addr), + msg.port, + addrlen + ); + } + HEAPU8.set(msg.buffer, buf); + return msg.buffer.byteLength; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_renameat(olddirfd, oldpath, newdirfd, newpath) { + try { + oldpath = SYSCALLS.getStr(oldpath); + newpath = SYSCALLS.getStr(newpath); + oldpath = SYSCALLS.calculateAt(olddirfd, oldpath); + newpath = SYSCALLS.calculateAt(newdirfd, newpath); + FS.rename(oldpath, newpath); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_rmdir(path) { + try { + path = SYSCALLS.getStr(path); + FS.rmdir(path); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_sendto(fd, message, length, flags, addr, addr_len) { + try { + var sock = getSocketFromFD(fd); + if (!addr) { + // send, no address provided + return FS.write(sock.stream, HEAP8, message, length); + } + var dest = getSocketAddress(addr, addr_len); + // sendto an address + return sock.sock_ops.sendmsg( + sock, + HEAP8, + message, + length, + dest.addr, + dest.port + ); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_socket(domain, type, protocol) { + try { + var sock = SOCKFS.createSocket(domain, type, protocol); + return sock.stream.fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_stat64(path, buf) { + try { + path = SYSCALLS.getStr(path); + return SYSCALLS.doStat(FS.stat, path, buf); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_statfs64(path, size, buf) { + try { + var stats = FS.statfs(SYSCALLS.getStr(path)); + HEAP32[(buf + 4) >> 2] = stats.bsize; + HEAP32[(buf + 40) >> 2] = stats.bsize; + HEAP32[(buf + 8) >> 2] = stats.blocks; + HEAP32[(buf + 12) >> 2] = stats.bfree; + HEAP32[(buf + 16) >> 2] = stats.bavail; + HEAP32[(buf + 20) >> 2] = stats.files; + HEAP32[(buf + 24) >> 2] = stats.ffree; + HEAP32[(buf + 28) >> 2] = stats.fsid; + HEAP32[(buf + 44) >> 2] = stats.flags; + // ST_NOSUID + HEAP32[(buf + 36) >> 2] = stats.namelen; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_symlinkat(target, dirfd, linkpath) { + try { + target = SYSCALLS.getStr(target); + linkpath = SYSCALLS.getStr(linkpath); + linkpath = SYSCALLS.calculateAt(dirfd, linkpath); + FS.symlink(target, linkpath); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_unlinkat(dirfd, path, flags) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + if (flags === 0) { + FS.unlink(path); + } else if (flags === 512) { + FS.rmdir(path); + } else { + abort('Invalid flags passed to unlinkat'); + } + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var readI53FromI64 = (ptr) => + HEAPU32[ptr >> 2] + HEAP32[(ptr + 4) >> 2] * 4294967296; + + function ___syscall_utimensat(dirfd, path, times, flags) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path, true); + var now = Date.now(), + atime, + mtime; + if (!times) { + atime = now; + mtime = now; + } else { + var seconds = readI53FromI64(times); + var nanoseconds = HEAP32[(times + 8) >> 2]; + if (nanoseconds == 1073741823) { + atime = now; + } else if (nanoseconds == 1073741822) { + atime = null; + } else { + atime = seconds * 1e3 + nanoseconds / (1e3 * 1e3); + } + times += 16; + seconds = readI53FromI64(times); + nanoseconds = HEAP32[(times + 8) >> 2]; + if (nanoseconds == 1073741823) { + mtime = now; + } else if (nanoseconds == 1073741822) { + mtime = null; + } else { + mtime = seconds * 1e3 + nanoseconds / (1e3 * 1e3); + } + } + // null here means UTIME_OMIT was passed. If both were set to UTIME_OMIT then + // we can skip the call completely. + if ((mtime ?? atime) !== null) { + FS.utime(path, atime, mtime); + } + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var __abort_js = () => abort(''); + + var __emscripten_lookup_name = (name) => { + // uint32_t _emscripten_lookup_name(const char *name); + var nameString = UTF8ToString(name); + return inetPton4(DNS.lookup_name(nameString)); + }; + + var __emscripten_memcpy_js = (dest, src, num) => + HEAPU8.copyWithin(dest, src, src + num); + + var runtimeKeepaliveCounter = 0; + + var __emscripten_runtime_keepalive_clear = () => { + noExitRuntime = false; + runtimeKeepaliveCounter = 0; + }; + + var __emscripten_throw_longjmp = () => { + throw Infinity; + }; + + function __gmtime_js(time_low, time_high, tmPtr) { + var time = convertI32PairToI53Checked(time_low, time_high); + var date = new Date(time * 1e3); + HEAP32[tmPtr >> 2] = date.getUTCSeconds(); + HEAP32[(tmPtr + 4) >> 2] = date.getUTCMinutes(); + HEAP32[(tmPtr + 8) >> 2] = date.getUTCHours(); + HEAP32[(tmPtr + 12) >> 2] = date.getUTCDate(); + HEAP32[(tmPtr + 16) >> 2] = date.getUTCMonth(); + HEAP32[(tmPtr + 20) >> 2] = date.getUTCFullYear() - 1900; + HEAP32[(tmPtr + 24) >> 2] = date.getUTCDay(); + var start = Date.UTC(date.getUTCFullYear(), 0, 1, 0, 0, 0, 0); + var yday = ((date.getTime() - start) / (1e3 * 60 * 60 * 24)) | 0; + HEAP32[(tmPtr + 28) >> 2] = yday; + } + + var isLeapYear = (year) => + year % 4 === 0 && (year % 100 !== 0 || year % 400 === 0); + + var MONTH_DAYS_LEAP_CUMULATIVE = [ + 0, 31, 60, 91, 121, 152, 182, 213, 244, 274, 305, 335, + ]; + + var MONTH_DAYS_REGULAR_CUMULATIVE = [ + 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334, + ]; + + var ydayFromDate = (date) => { + var leap = isLeapYear(date.getFullYear()); + var monthDaysCumulative = leap + ? MONTH_DAYS_LEAP_CUMULATIVE + : MONTH_DAYS_REGULAR_CUMULATIVE; + var yday = monthDaysCumulative[date.getMonth()] + date.getDate() - 1; + // -1 since it's days since Jan 1 + return yday; + }; + + function __localtime_js(time_low, time_high, tmPtr) { + var time = convertI32PairToI53Checked(time_low, time_high); + var date = new Date(time * 1e3); + HEAP32[tmPtr >> 2] = date.getSeconds(); + HEAP32[(tmPtr + 4) >> 2] = date.getMinutes(); + HEAP32[(tmPtr + 8) >> 2] = date.getHours(); + HEAP32[(tmPtr + 12) >> 2] = date.getDate(); + HEAP32[(tmPtr + 16) >> 2] = date.getMonth(); + HEAP32[(tmPtr + 20) >> 2] = date.getFullYear() - 1900; + HEAP32[(tmPtr + 24) >> 2] = date.getDay(); + var yday = ydayFromDate(date) | 0; + HEAP32[(tmPtr + 28) >> 2] = yday; + HEAP32[(tmPtr + 36) >> 2] = -(date.getTimezoneOffset() * 60); + // Attention: DST is in December in South, and some regions don't have DST at all. + var start = new Date(date.getFullYear(), 0, 1); + var summerOffset = new Date( + date.getFullYear(), + 6, + 1 + ).getTimezoneOffset(); + var winterOffset = start.getTimezoneOffset(); + var dst = + (summerOffset != winterOffset && + date.getTimezoneOffset() == + Math.min(winterOffset, summerOffset)) | 0; + HEAP32[(tmPtr + 32) >> 2] = dst; + } + + /** @suppress {duplicate } */ var setTempRet0 = (val) => + __emscripten_tempret_set(val); + + var __mktime_js = function (tmPtr) { + var ret = (() => { + var date = new Date( + HEAP32[(tmPtr + 20) >> 2] + 1900, + HEAP32[(tmPtr + 16) >> 2], + HEAP32[(tmPtr + 12) >> 2], + HEAP32[(tmPtr + 8) >> 2], + HEAP32[(tmPtr + 4) >> 2], + HEAP32[tmPtr >> 2], + 0 + ); + // There's an ambiguous hour when the time goes back; the tm_isdst field is + // used to disambiguate it. Date() basically guesses, so we fix it up if it + // guessed wrong, or fill in tm_isdst with the guess if it's -1. + var dst = HEAP32[(tmPtr + 32) >> 2]; + var guessedOffset = date.getTimezoneOffset(); + var start = new Date(date.getFullYear(), 0, 1); + var summerOffset = new Date( + date.getFullYear(), + 6, + 1 + ).getTimezoneOffset(); + var winterOffset = start.getTimezoneOffset(); + var dstOffset = Math.min(winterOffset, summerOffset); + // DST is in December in South + if (dst < 0) { + // Attention: some regions don't have DST at all. + HEAP32[(tmPtr + 32) >> 2] = Number( + summerOffset != winterOffset && dstOffset == guessedOffset + ); + } else if (dst > 0 != (dstOffset == guessedOffset)) { + var nonDstOffset = Math.max(winterOffset, summerOffset); + var trueOffset = dst > 0 ? dstOffset : nonDstOffset; + // Don't try setMinutes(date.getMinutes() + ...) -- it's messed up. + date.setTime( + date.getTime() + (trueOffset - guessedOffset) * 6e4 + ); + } + HEAP32[(tmPtr + 24) >> 2] = date.getDay(); + var yday = ydayFromDate(date) | 0; + HEAP32[(tmPtr + 28) >> 2] = yday; + // To match expected behavior, update fields from date + HEAP32[tmPtr >> 2] = date.getSeconds(); + HEAP32[(tmPtr + 4) >> 2] = date.getMinutes(); + HEAP32[(tmPtr + 8) >> 2] = date.getHours(); + HEAP32[(tmPtr + 12) >> 2] = date.getDate(); + HEAP32[(tmPtr + 16) >> 2] = date.getMonth(); + HEAP32[(tmPtr + 20) >> 2] = date.getYear(); + var timeMs = date.getTime(); + if (isNaN(timeMs)) { + return -1; + } + // Return time in microseconds + return timeMs / 1e3; + })(); + return ( + setTempRet0( + ((tempDouble = ret), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0) + ), + ret >>> 0 + ); + }; + + function __mmap_js( + len, + prot, + flags, + fd, + offset_low, + offset_high, + allocated, + addr + ) { + var offset = convertI32PairToI53Checked(offset_low, offset_high); + try { + if (isNaN(offset)) return 61; + var stream = SYSCALLS.getStreamFromFD(fd); + var res = FS.mmap(stream, len, offset, prot, flags); + var ptr = res.ptr; + HEAP32[allocated >> 2] = res.allocated; + HEAPU32[addr >> 2] = ptr; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function __munmap_js(addr, len, prot, flags, fd, offset_low, offset_high) { + var offset = convertI32PairToI53Checked(offset_low, offset_high); + try { + var stream = SYSCALLS.getStreamFromFD(fd); + if (prot & 2) { + SYSCALLS.doMsync(addr, stream, len, flags, offset); + } + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var timers = {}; + + var handleException = (e) => { + // Certain exception types we do not treat as errors since they are used for + // internal control flow. + // 1. ExitStatus, which is thrown by exit() + // 2. "unwind", which is thrown by emscripten_unwind_to_js_event_loop() and others + // that wish to return to JS event loop. + if (e instanceof ExitStatus || e == 'unwind') { + return EXITSTATUS; + } + quit_(1, e); + }; + + var keepRuntimeAlive = () => noExitRuntime || runtimeKeepaliveCounter > 0; + + var _proc_exit = (code) => { + EXITSTATUS = code; + if (!keepRuntimeAlive()) { + Module['onExit']?.(code); + ABORT = true; + } + quit_(code, new ExitStatus(code)); + }; + + /** @suppress {duplicate } */ /** @param {boolean|number=} implicit */ var exitJS = + (status, implicit) => { + EXITSTATUS = status; + if (!keepRuntimeAlive()) { + exitRuntime(); + } + _proc_exit(status); + }; + + var _exit = exitJS; + + Module['_exit'] = _exit; + + var maybeExit = () => { + if (runtimeExited) { + return; + } + if (!keepRuntimeAlive()) { + try { + _exit(EXITSTATUS); + } catch (e) { + handleException(e); + } + } + }; + + var callUserCallback = (func) => { + if (runtimeExited || ABORT) { + return; + } + try { + func(); + maybeExit(); + } catch (e) { + handleException(e); + } + }; + + var _emscripten_get_now = () => performance.now(); + + var __setitimer_js = (which, timeout_ms) => { + // First, clear any existing timer. + if (timers[which]) { + clearTimeout(timers[which].id); + delete timers[which]; + } + // A timeout of zero simply cancels the current timeout so we have nothing + // more to do. + if (!timeout_ms) return 0; + var id = setTimeout(() => { + delete timers[which]; + callUserCallback(() => + __emscripten_timeout(which, _emscripten_get_now()) + ); + }, timeout_ms); + timers[which] = { + id, + timeout_ms, + }; + return 0; + }; + + var __tzset_js = (timezone, daylight, std_name, dst_name) => { + // TODO: Use (malleable) environment variables instead of system settings. + var currentYear = new Date().getFullYear(); + var winter = new Date(currentYear, 0, 1); + var summer = new Date(currentYear, 6, 1); + var winterOffset = winter.getTimezoneOffset(); + var summerOffset = summer.getTimezoneOffset(); + // Local standard timezone offset. Local standard time is not adjusted for + // daylight savings. This code uses the fact that getTimezoneOffset returns + // a greater value during Standard Time versus Daylight Saving Time (DST). + // Thus it determines the expected output during Standard Time, and it + // compares whether the output of the given date the same (Standard) or less + // (DST). + var stdTimezoneOffset = Math.max(winterOffset, summerOffset); + // timezone is specified as seconds west of UTC ("The external variable + // `timezone` shall be set to the difference, in seconds, between + // Coordinated Universal Time (UTC) and local standard time."), the same + // as returned by stdTimezoneOffset. + // See http://pubs.opengroup.org/onlinepubs/009695399/functions/tzset.html + HEAPU32[timezone >> 2] = stdTimezoneOffset * 60; + HEAP32[daylight >> 2] = Number(winterOffset != summerOffset); + var extractZone = (timezoneOffset) => { + // Why inverse sign? + // Read here https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Date/getTimezoneOffset + var sign = timezoneOffset >= 0 ? '-' : '+'; + var absOffset = Math.abs(timezoneOffset); + var hours = String(Math.floor(absOffset / 60)).padStart(2, '0'); + var minutes = String(absOffset % 60).padStart(2, '0'); + return `UTC${sign}${hours}${minutes}`; + }; + var winterName = extractZone(winterOffset); + var summerName = extractZone(summerOffset); + if (summerOffset < winterOffset) { + // Northern hemisphere + stringToUTF8(winterName, std_name, 17); + stringToUTF8(summerName, dst_name, 17); + } else { + stringToUTF8(winterName, dst_name, 17); + stringToUTF8(summerName, std_name, 17); + } + }; + + var _emscripten_date_now = () => Date.now(); + + var nowIsMonotonic = 1; + + var checkWasiClock = (clock_id) => clock_id >= 0 && clock_id <= 3; + + function _clock_time_get( + clk_id, + ignored_precision_low, + ignored_precision_high, + ptime + ) { + var ignored_precision = convertI32PairToI53Checked( + ignored_precision_low, + ignored_precision_high + ); + if (!checkWasiClock(clk_id)) { + return 28; + } + var now; + // all wasi clocks but realtime are monotonic + if (clk_id === 0) { + now = _emscripten_date_now(); + } else if (nowIsMonotonic) { + now = _emscripten_get_now(); + } else { + return 52; + } + // "now" is in ms, and wasi times are in ns. + var nsec = Math.round(now * 1e3 * 1e3); + (tempI64 = [ + nsec >>> 0, + ((tempDouble = nsec), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[ptime >> 2] = tempI64[0]), + (HEAP32[(ptime + 4) >> 2] = tempI64[1]); + return 0; + } + + var getHeapMax = () => + // Stay one Wasm page short of 4GB: while e.g. Chrome is able to allocate + // full 4GB Wasm memories, the size will wrap back to 0 bytes in Wasm side + // for any code that deals with heap sizes, which would require special + // casing all heap size related code to treat 0 specially. + 2147483648; + + var _emscripten_get_heap_max = () => getHeapMax(); + + var growMemory = (size) => { + var b = wasmMemory.buffer; + var pages = ((size - b.byteLength + 65535) / 65536) | 0; + try { + // round size grow request up to wasm page size (fixed 64KB per spec) + wasmMemory.grow(pages); + // .grow() takes a delta compared to the previous size + updateMemoryViews(); + return 1; + } /*success*/ catch (e) {} + }; + + // implicit 0 return to save code size (caller will cast "undefined" into 0 + // anyhow) + var _emscripten_resize_heap = (requestedSize) => { + var oldSize = HEAPU8.length; + // With CAN_ADDRESS_2GB or MEMORY64, pointers are already unsigned. + requestedSize >>>= 0; + // With multithreaded builds, races can happen (another thread might increase the size + // in between), so return a failure, and let the caller retry. + // Memory resize rules: + // 1. Always increase heap size to at least the requested size, rounded up + // to next page multiple. + // 2a. If MEMORY_GROWTH_LINEAR_STEP == -1, excessively resize the heap + // geometrically: increase the heap size according to + // MEMORY_GROWTH_GEOMETRIC_STEP factor (default +20%), At most + // overreserve by MEMORY_GROWTH_GEOMETRIC_CAP bytes (default 96MB). + // 2b. If MEMORY_GROWTH_LINEAR_STEP != -1, excessively resize the heap + // linearly: increase the heap size by at least + // MEMORY_GROWTH_LINEAR_STEP bytes. + // 3. Max size for the heap is capped at 2048MB-WASM_PAGE_SIZE, or by + // MAXIMUM_MEMORY, or by ASAN limit, depending on which is smallest + // 4. If we were unable to allocate as much memory, it may be due to + // over-eager decision to excessively reserve due to (3) above. + // Hence if an allocation fails, cut down on the amount of excess + // growth, in an attempt to succeed to perform a smaller allocation. + // A limit is set for how much we can grow. We should not exceed that + // (the wasm binary specifies it, so if we tried, we'd fail anyhow). + var maxHeapSize = getHeapMax(); + if (requestedSize > maxHeapSize) { + return false; + } + // Loop through potential heap size increases. If we attempt a too eager + // reservation that fails, cut down on the attempted size and reserve a + // smaller bump instead. (max 3 times, chosen somewhat arbitrarily) + for (var cutDown = 1; cutDown <= 4; cutDown *= 2) { + var overGrownHeapSize = oldSize * (1 + 0.2 / cutDown); + // ensure geometric growth + // but limit overreserving (default to capping at +96MB overgrowth at most) + overGrownHeapSize = Math.min( + overGrownHeapSize, + requestedSize + 100663296 + ); + var newSize = Math.min( + maxHeapSize, + alignMemory(Math.max(requestedSize, overGrownHeapSize), 65536) + ); + var replacement = growMemory(newSize); + if (replacement) { + return true; + } + } + return false; + }; + + var runtimeKeepalivePush = () => { + runtimeKeepaliveCounter += 1; + }; + + var runtimeKeepalivePop = () => { + runtimeKeepaliveCounter -= 1; + }; + + /** @param {number=} timeout */ var safeSetTimeout = (func, timeout) => { + runtimeKeepalivePush(); + return setTimeout(() => { + runtimeKeepalivePop(); + callUserCallback(func); + }, timeout); + }; + + var _emscripten_sleep = (ms) => + Asyncify.handleSleep((wakeUp) => safeSetTimeout(wakeUp, ms)); + + Module['_emscripten_sleep'] = _emscripten_sleep; + + _emscripten_sleep.isAsync = true; + + var ENV = PHPLoader.ENV || {}; + + var getExecutableName = () => thisProgram || './this.program'; + + var getEnvStrings = () => { + if (!getEnvStrings.strings) { + // Default values. + // Browser language detection #8751 + var lang = + ( + (typeof navigator == 'object' && + navigator.languages && + navigator.languages[0]) || + 'C' + ).replace('-', '_') + '.UTF-8'; + var env = { + USER: 'web_user', + LOGNAME: 'web_user', + PATH: '/', + PWD: '/', + HOME: '/home/web_user', + LANG: lang, + _: getExecutableName(), + }; + // Apply the user-provided values, if any. + for (var x in ENV) { + // x is a key in ENV; if ENV[x] is undefined, that means it was + // explicitly set to be so. We allow user code to do that to + // force variables with default values to remain unset. + if (ENV[x] === undefined) delete env[x]; + else env[x] = ENV[x]; + } + var strings = []; + for (var x in env) { + strings.push(`${x}=${env[x]}`); + } + getEnvStrings.strings = strings; + } + return getEnvStrings.strings; + }; + + var stringToAscii = (str, buffer) => { + for (var i = 0; i < str.length; ++i) { + HEAP8[buffer++] = str.charCodeAt(i); + } + // Null-terminate the string + HEAP8[buffer] = 0; + }; + + var _environ_get = (__environ, environ_buf) => { + var bufSize = 0; + getEnvStrings().forEach((string, i) => { + var ptr = environ_buf + bufSize; + HEAPU32[(__environ + i * 4) >> 2] = ptr; + stringToAscii(string, ptr); + bufSize += string.length + 1; + }); + return 0; + }; + + var _environ_sizes_get = (penviron_count, penviron_buf_size) => { + var strings = getEnvStrings(); + HEAPU32[penviron_count >> 2] = strings.length; + var bufSize = 0; + strings.forEach((string) => (bufSize += string.length + 1)); + HEAPU32[penviron_buf_size >> 2] = bufSize; + return 0; + }; + + function _fd_close(fd) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + FS.close(stream); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + function _fd_fdstat_get(fd, pbuf) { + try { + var rightsBase = 0; + var rightsInheriting = 0; + var flags = 0; + { + var stream = SYSCALLS.getStreamFromFD(fd); + // All character devices are terminals (other things a Linux system would + // assume is a character device, like the mouse, we have special APIs for). + var type = stream.tty + ? 2 + : FS.isDir(stream.mode) + ? 3 + : FS.isLink(stream.mode) + ? 7 + : 4; + } + HEAP8[pbuf] = type; + HEAP16[(pbuf + 2) >> 1] = flags; + (tempI64 = [ + rightsBase >>> 0, + ((tempDouble = rightsBase), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(pbuf + 8) >> 2] = tempI64[0]), + (HEAP32[(pbuf + 12) >> 2] = tempI64[1]); + (tempI64 = [ + rightsInheriting >>> 0, + ((tempDouble = rightsInheriting), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(pbuf + 16) >> 2] = tempI64[0]), + (HEAP32[(pbuf + 20) >> 2] = tempI64[1]); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + /** @param {number=} offset */ var doReadv = ( + stream, + iov, + iovcnt, + offset + ) => { + var ret = 0; + for (var i = 0; i < iovcnt; i++) { + var ptr = HEAPU32[iov >> 2]; + var len = HEAPU32[(iov + 4) >> 2]; + iov += 8; + var curr = FS.read(stream, HEAP8, ptr, len, offset); + if (curr < 0) return -1; + ret += curr; + if (curr < len) break; + // nothing more to read + if (typeof offset != 'undefined') { + offset += curr; + } + } + return ret; + }; + + function _fd_read(fd, iov, iovcnt, pnum) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + var num = doReadv(stream, iov, iovcnt); + HEAPU32[pnum >> 2] = num; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + function _fd_seek(fd, offset_low, offset_high, whence, newOffset) { + var offset = convertI32PairToI53Checked(offset_low, offset_high); + try { + if (isNaN(offset)) return 61; + var stream = SYSCALLS.getStreamFromFD(fd); + FS.llseek(stream, offset, whence); + (tempI64 = [ + stream.position >>> 0, + ((tempDouble = stream.position), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[newOffset >> 2] = tempI64[0]), + (HEAP32[(newOffset + 4) >> 2] = tempI64[1]); + if (stream.getdents && offset === 0 && whence === 0) + stream.getdents = null; + // reset readdir state + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + var _fd_sync = function (fd) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + return Asyncify.handleSleep((wakeUp) => { + var mount = stream.node.mount; + if (!mount.type.syncfs) { + // We write directly to the file system, so there's nothing to do here. + wakeUp(0); + return; + } + mount.type.syncfs(mount, false, (err) => { + if (err) { + wakeUp(29); + return; + } + wakeUp(0); + }); + }); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + }; + + _fd_sync.isAsync = true; + + /** @param {number=} offset */ var doWritev = ( + stream, + iov, + iovcnt, + offset + ) => { + var ret = 0; + for (var i = 0; i < iovcnt; i++) { + var ptr = HEAPU32[iov >> 2]; + var len = HEAPU32[(iov + 4) >> 2]; + iov += 8; + var curr = FS.write(stream, HEAP8, ptr, len, offset); + if (curr < 0) return -1; + ret += curr; + if (curr < len) { + // No more space to write. + break; + } + if (typeof offset != 'undefined') { + offset += curr; + } + } + return ret; + }; + + function _fd_write(fd, iov, iovcnt, pnum) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + var num = doWritev(stream, iov, iovcnt); + HEAPU32[pnum >> 2] = num; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + var _getaddrinfo = (node, service, hint, out) => { + var addr = 0; + var port = 0; + var flags = 0; + var family = 0; + var type = 0; + var proto = 0; + var ai; + function allocaddrinfo(family, type, proto, canon, addr, port) { + var sa, salen, ai; + var errno; + salen = family === 10 ? 28 : 16; + addr = family === 10 ? inetNtop6(addr) : inetNtop4(addr); + sa = _malloc(salen); + errno = writeSockaddr(sa, family, addr, port); + assert(!errno); + ai = _malloc(32); + HEAP32[(ai + 4) >> 2] = family; + HEAP32[(ai + 8) >> 2] = type; + HEAP32[(ai + 12) >> 2] = proto; + HEAPU32[(ai + 24) >> 2] = canon; + HEAPU32[(ai + 20) >> 2] = sa; + if (family === 10) { + HEAP32[(ai + 16) >> 2] = 28; + } else { + HEAP32[(ai + 16) >> 2] = 16; + } + HEAP32[(ai + 28) >> 2] = 0; + return ai; + } + if (hint) { + flags = HEAP32[hint >> 2]; + family = HEAP32[(hint + 4) >> 2]; + type = HEAP32[(hint + 8) >> 2]; + proto = HEAP32[(hint + 12) >> 2]; + } + if (type && !proto) { + proto = type === 2 ? 17 : 6; + } + if (!type && proto) { + type = proto === 17 ? 2 : 1; + } + // If type or proto are set to zero in hints we should really be returning multiple addrinfo values, but for + // now default to a TCP STREAM socket so we can at least return a sensible addrinfo given NULL hints. + if (proto === 0) { + proto = 6; + } + if (type === 0) { + type = 1; + } + if (!node && !service) { + return -2; + } + if (flags & ~(1 | 2 | 4 | 1024 | 8 | 16 | 32)) { + return -1; + } + if (hint !== 0 && HEAP32[hint >> 2] & 2 && !node) { + return -1; + } + if (flags & 32) { + // TODO + return -2; + } + if (type !== 0 && type !== 1 && type !== 2) { + return -7; + } + if (family !== 0 && family !== 2 && family !== 10) { + return -6; + } + if (service) { + service = UTF8ToString(service); + port = parseInt(service, 10); + if (isNaN(port)) { + if (flags & 1024) { + return -2; + } + // TODO support resolving well-known service names from: + // http://www.iana.org/assignments/service-names-port-numbers/service-names-port-numbers.txt + return -8; + } + } + if (!node) { + if (family === 0) { + family = 2; + } + if ((flags & 1) === 0) { + if (family === 2) { + addr = _htonl(2130706433); + } else { + addr = [0, 0, 0, _htonl(1)]; + } + } + ai = allocaddrinfo(family, type, proto, null, addr, port); + HEAPU32[out >> 2] = ai; + return 0; + } + // try as a numeric address + node = UTF8ToString(node); + addr = inetPton4(node); + if (addr !== null) { + // incoming node is a valid ipv4 address + if (family === 0 || family === 2) { + family = 2; + } else if (family === 10 && flags & 8) { + addr = [0, 0, _htonl(65535), addr]; + family = 10; + } else { + return -2; + } + } else { + addr = inetPton6(node); + if (addr !== null) { + // incoming node is a valid ipv6 address + if (family === 0 || family === 10) { + family = 10; + } else { + return -2; + } + } + } + if (addr != null) { + ai = allocaddrinfo(family, type, proto, node, addr, port); + HEAPU32[out >> 2] = ai; + return 0; + } + if (flags & 4) { + return -2; + } + // try as a hostname + // resolve the hostname to a temporary fake address + node = DNS.lookup_name(node); + addr = inetPton4(node); + if (family === 0) { + family = 2; + } else if (family === 10) { + addr = [0, 0, _htonl(65535), addr]; + } + ai = allocaddrinfo(family, type, proto, null, addr, port); + HEAPU32[out >> 2] = ai; + return 0; + }; + + /** @type {function(...*):?} */ function _getcontext() { + abort('missing function: getcontext'); + } + + _getcontext.stub = true; + + var _getnameinfo = (sa, salen, node, nodelen, serv, servlen, flags) => { + var info = readSockaddr(sa, salen); + if (info.errno) { + return -6; + } + var port = info.port; + var addr = info.addr; + var overflowed = false; + if (node && nodelen) { + var lookup; + if (flags & 1 || !(lookup = DNS.lookup_addr(addr))) { + if (flags & 8) { + return -2; + } + } else { + addr = lookup; + } + var numBytesWrittenExclNull = stringToUTF8(addr, node, nodelen); + if (numBytesWrittenExclNull + 1 >= nodelen) { + overflowed = true; + } + } + if (serv && servlen) { + port = '' + port; + var numBytesWrittenExclNull = stringToUTF8(port, serv, servlen); + if (numBytesWrittenExclNull + 1 >= servlen) { + overflowed = true; + } + } + if (overflowed) { + // Note: even when we overflow, getnameinfo() is specced to write out the truncated results. + return -12; + } + return 0; + }; + + var Protocols = { + list: [], + map: {}, + }; + + var _setprotoent = (stayopen) => { + // void setprotoent(int stayopen); + // Allocate and populate a protoent structure given a name, protocol number and array of aliases + function allocprotoent(name, proto, aliases) { + // write name into buffer + var nameBuf = _malloc(name.length + 1); + stringToAscii(name, nameBuf); + // write aliases into buffer + var j = 0; + var length = aliases.length; + var aliasListBuf = _malloc((length + 1) * 4); + // Use length + 1 so we have space for the terminating NULL ptr. + for (var i = 0; i < length; i++, j += 4) { + var alias = aliases[i]; + var aliasBuf = _malloc(alias.length + 1); + stringToAscii(alias, aliasBuf); + HEAPU32[(aliasListBuf + j) >> 2] = aliasBuf; + } + HEAPU32[(aliasListBuf + j) >> 2] = 0; + // Terminating NULL pointer. + // generate protoent + var pe = _malloc(12); + HEAPU32[pe >> 2] = nameBuf; + HEAPU32[(pe + 4) >> 2] = aliasListBuf; + HEAP32[(pe + 8) >> 2] = proto; + return pe; + } + // Populate the protocol 'database'. The entries are limited to tcp and udp, though it is fairly trivial + // to add extra entries from /etc/protocols if desired - though not sure if that'd actually be useful. + var list = Protocols.list; + var map = Protocols.map; + if (list.length === 0) { + var entry = allocprotoent('tcp', 6, ['TCP']); + list.push(entry); + map['tcp'] = map['6'] = entry; + entry = allocprotoent('udp', 17, ['UDP']); + list.push(entry); + map['udp'] = map['17'] = entry; + } + _setprotoent.index = 0; + }; + + var _getprotobyname = (name) => { + // struct protoent *getprotobyname(const char *); + name = UTF8ToString(name); + _setprotoent(true); + var result = Protocols.map[name]; + return result; + }; + + var _getprotobynumber = (number) => { + // struct protoent *getprotobynumber(int proto); + _setprotoent(true); + var result = Protocols.map[number]; + return result; + }; + + var stackAlloc = (sz) => __emscripten_stack_alloc(sz); + + /** @suppress {duplicate } */ var stringToUTF8OnStack = (str) => { + var size = lengthBytesUTF8(str) + 1; + var ret = stackAlloc(size); + stringToUTF8(str, ret, size); + return ret; + }; + + var allocateUTF8OnStack = stringToUTF8OnStack; + + var PHPWASM = { + init: function () { + // The /internal directory is required by the C module. It's where the + // stdout, stderr, and headers information are written for the JavaScript + // code to read later on. + FS.mkdir('/internal'); + // The files from the shared directory are shared between all the + // PHP processes managed by PHPProcessManager. + FS.mkdir('/internal/shared'); + // The files from the preload directory are preloaded using the + // auto_prepend_file php.ini directive. + FS.mkdir('/internal/shared/preload'); + PHPWASM.EventEmitter = ENVIRONMENT_IS_NODE + ? require('events').EventEmitter + : class EventEmitter { + constructor() { + this.listeners = {}; + } + emit(eventName, data) { + if (this.listeners[eventName]) { + this.listeners[eventName].forEach( + (callback) => { + callback(data); + } + ); + } + } + once(eventName, callback) { + const self = this; + function removedCallback() { + callback(...arguments); + self.removeListener(eventName, removedCallback); + } + this.on(eventName, removedCallback); + } + removeAllListeners(eventName) { + if (eventName) { + delete this.listeners[eventName]; + } else { + this.listeners = {}; + } + } + removeListener(eventName, callback) { + if (this.listeners[eventName]) { + const idx = + this.listeners[eventName].indexOf(callback); + if (idx !== -1) { + this.listeners[eventName].splice(idx, 1); + } + } + } + }; + PHPWASM.child_proc_by_fd = {}; + PHPWASM.child_proc_by_pid = {}; + PHPWASM.input_devices = {}; + }, + getAllWebSockets: function (sock) { + const webSockets = new Set(); + if (sock.server) { + sock.server.clients.forEach((ws) => { + webSockets.add(ws); + }); + } + for (const peer of PHPWASM.getAllPeers(sock)) { + webSockets.add(peer.socket); + } + return Array.from(webSockets); + }, + getAllPeers: function (sock) { + const peers = new Set(); + if (sock.server) { + sock.pending + .filter((pending) => pending.peers) + .forEach((pending) => { + for (const peer of Object.values(pending.peers)) { + peers.add(peer); + } + }); + } + if (sock.peers) { + for (const peer of Object.values(sock.peers)) { + peers.add(peer); + } + } + return Array.from(peers); + }, + awaitData: function (ws) { + return PHPWASM.awaitEvent(ws, 'message'); + }, + awaitConnection: function (ws) { + if (ws.OPEN === ws.readyState) { + return [Promise.resolve(), PHPWASM.noop]; + } + return PHPWASM.awaitEvent(ws, 'open'); + }, + awaitClose: function (ws) { + if ([ws.CLOSING, ws.CLOSED].includes(ws.readyState)) { + return [Promise.resolve(), PHPWASM.noop]; + } + return PHPWASM.awaitEvent(ws, 'close'); + }, + awaitError: function (ws) { + if ([ws.CLOSING, ws.CLOSED].includes(ws.readyState)) { + return [Promise.resolve(), PHPWASM.noop]; + } + return PHPWASM.awaitEvent(ws, 'error'); + }, + awaitEvent: function (ws, event) { + let resolve; + const listener = () => { + resolve(); + }; + const promise = new Promise(function (_resolve) { + resolve = _resolve; + ws.once(event, listener); + }); + const cancel = () => { + ws.removeListener(event, listener); + // Rejecting the promises bubbles up and kills the entire + // node process. Let's resolve them on the next tick instead + // to give the caller some space to unbind any handlers. + setTimeout(resolve); + }; + return [promise, cancel]; + }, + noop: function () {}, + spawnProcess: function (command, args, options) { + if (Module['spawnProcess']) { + const spawnedPromise = Module['spawnProcess']( + command, + args, + options + ); + return Promise.resolve(spawnedPromise).then(function (spawned) { + if (!spawned || !spawned.on) { + throw new Error( + 'spawnProcess() must return an EventEmitter but returned a different type.' + ); + } + return spawned; + }); + } + if (ENVIRONMENT_IS_NODE) { + return require('child_process').spawn(command, args, { + ...options, + shell: true, + stdio: ['pipe', 'pipe', 'pipe'], + timeout: 100, + }); + } + const e = new Error( + 'popen(), proc_open() etc. are unsupported in the browser. Call php.setSpawnHandler() ' + + 'and provide a callback to handle spawning processes, or disable a popen(), proc_open() ' + + 'and similar functions via php.ini.' + ); + e.code = 'SPAWN_UNSUPPORTED'; + throw e; + }, + shutdownSocket: function (socketd, how) { + // This implementation only supports websockets at the moment + const sock = getSocketFromFD(socketd); + const peer = Object.values(sock.peers)[0]; + if (!peer) { + return -1; + } + try { + peer.socket.close(); + SOCKFS.websocket_sock_ops.removePeer(sock, peer); + return 0; + } catch (e) { + console.log('Socket shutdown error', e); + return -1; + } + }, + }; + + function _js_create_input_device(deviceId) { + let dataBuffer = []; + let dataCallback; + const filename = 'proc_id_' + deviceId; + const device = FS.createDevice( + '/dev', + filename, + function () {}, + function (byte) { + try { + dataBuffer.push(byte); + if (dataCallback) { + dataCallback(new Uint8Array(dataBuffer)); + dataBuffer = []; + } + } catch (e) { + console.error(e); + throw e; + } + } + ); + const devicePath = '/dev/' + filename; + PHPWASM.input_devices[deviceId] = { + devicePath, + onData: function (cb) { + dataCallback = cb; + dataBuffer.forEach(function (data) { + cb(data); + }); + dataBuffer.length = 0; + }, + }; + return allocateUTF8OnStack(devicePath); + } + + function _js_open_process( + command, + argsPtr, + argsLength, + descriptorsPtr, + descriptorsLength, + cwdPtr, + cwdLength, + envPtr, + envLength + ) { + if (!command) { + return 1; + } + const cmdstr = UTF8ToString(command); + if (!cmdstr.length) { + return 0; + } + let argsArray = []; + if (argsLength) { + for (var i = 0; i < argsLength; i++) { + const charPointer = argsPtr + i * 4; + argsArray.push(UTF8ToString(HEAPU32[charPointer >> 2])); + } + } + const cwdstr = cwdPtr ? UTF8ToString(cwdPtr) : null; + let envObject = null; + if (envLength) { + envObject = {}; + for (var i = 0; i < envLength; i++) { + const envPointer = envPtr + i * 4; + const envEntry = UTF8ToString(HEAPU32[envPointer >> 2]); + const splitAt = envEntry.indexOf('='); + if (splitAt === -1) { + continue; + } + const key = envEntry.substring(0, splitAt); + const value = envEntry.substring(splitAt + 1); + envObject[key] = value; + } + } + var std = {}; + // Extracts an array of available descriptors that should be dispatched to streams. + // On the C side, the descriptors are expressed as `**int` so we must go read + // each of the `descriptorsLength` `*int` pointers and convert the associated data into + // a JavaScript object { descriptor : { child : fd, parent : fd } }. + for (var i = 0; i < descriptorsLength; i++) { + const descriptorPtr = HEAPU32[(descriptorsPtr + i * 4) >> 2]; + std[HEAPU32[descriptorPtr >> 2]] = { + child: HEAPU32[(descriptorPtr + 4) >> 2], + parent: HEAPU32[(descriptorPtr + 8) >> 2], + }; + } + return Asyncify.handleSleep(async (wakeUp) => { + let cp; + try { + const options = {}; + if (cwdstr !== null) { + options.cwd = cwdstr; + } + if (envObject !== null) { + options.env = envObject; + } + cp = PHPWASM.spawnProcess(cmdstr, argsArray, options); + if (cp instanceof Promise) { + cp = await cp; + } + } catch (e) { + if (e.code === 'SPAWN_UNSUPPORTED') { + wakeUp(1); + return; + } + console.error(e); + wakeUp(1); + throw e; + } + const ProcInfo = { + pid: cp.pid, + exited: false, + stdinFd: std[0]?.child, + stdinIsDevice: std[0]?.child in PHPWASM.input_devices, + stdoutChildFd: std[1]?.child, + stdoutParentFd: std[1]?.parent, + stderrChildFd: std[2]?.child, + stderrParentFd: std[2]?.parent, + stdout: new PHPWASM.EventEmitter(), + stderr: new PHPWASM.EventEmitter(), + }; + if (ProcInfo.stdoutChildFd) + PHPWASM.child_proc_by_fd[ProcInfo.stdoutChildFd] = ProcInfo; + if (ProcInfo.stderrChildFd) + PHPWASM.child_proc_by_fd[ProcInfo.stderrChildFd] = ProcInfo; + if (ProcInfo.stdoutParentFd) + PHPWASM.child_proc_by_fd[ProcInfo.stdoutParentFd] = ProcInfo; + if (ProcInfo.stderrParentFd) + PHPWASM.child_proc_by_fd[ProcInfo.stderrParentFd] = ProcInfo; + PHPWASM.child_proc_by_pid[ProcInfo.pid] = ProcInfo; + cp.on('exit', function (code) { + ProcInfo.exitCode = code; + ProcInfo.exited = true; + // Emit events for the wasm_poll_socket function. + ProcInfo.stdout.emit('data'); + ProcInfo.stderr.emit('data'); + }); + // Pass data from child process's stdout to PHP's end of the stdout pipe. + if (ProcInfo.stdoutChildFd) { + const stdoutStream = SYSCALLS.getStreamFromFD( + ProcInfo.stdoutChildFd + ); + let stdoutAt = 0; + cp.stdout.on('data', function (data) { + ProcInfo.stdout.emit('data', data); + stdoutStream.stream_ops.write( + stdoutStream, + data, + 0, + data.length, + stdoutAt + ); + stdoutAt += data.length; + }); + } + // Pass data from child process's stderr to PHP's end of the stdout pipe. + if (ProcInfo.stderrChildFd) { + const stderrStream = SYSCALLS.getStreamFromFD( + ProcInfo.stderrChildFd + ); + let stderrAt = 0; + cp.stderr.on('data', function (data) { + ProcInfo.stderr.emit('data', data); + stderrStream.stream_ops.write( + stderrStream, + data, + 0, + data.length, + stderrAt + ); + stderrAt += data.length; + }); + } + /** + * Wait until the child process has been spawned. + * Unfortunately there is no Node.js API to check whether + * the process has already been spawned. We can only listen + * to the 'spawn' event and if it has already been spawned, + * listen to the 'exit' event. + */ try { + await new Promise((resolve, reject) => { + cp.on('spawn', resolve); + cp.on('error', reject); + }); + } catch (e) { + console.error(e); + wakeUp(1); + return; + } + // Now we want to pass data from the STDIN source supplied by PHP + // to the child process. + // PHP will write STDIN data to a device. + if (ProcInfo.stdinIsDevice) { + // We use Emscripten devices as pipes. This is a bit of a hack + // but it works as we get a callback when the device is written to. + // Let's listen to anything it outputs and pass it to the child process. + PHPWASM.input_devices[ProcInfo.stdinFd].onData(function (data) { + if (!data) return; + if (typeof data === 'number') { + data = new Uint8Array([data]); + } + const dataStr = new TextDecoder('utf-8').decode(data); + cp.stdin.write(dataStr); + }); + wakeUp(ProcInfo.pid); + return; + } + if (ProcInfo.stdinFd) { + // PHP will write STDIN data to a file descriptor. + const stdinStream = SYSCALLS.getStreamFromFD(ProcInfo.stdinFd); + if (stdinStream.node) { + // Pipe the entire stdinStream to cp.stdin + const CHUNK_SIZE = 1024; + const buffer = new Uint8Array(CHUNK_SIZE); + let offset = 0; + while (true) { + const bytesRead = stdinStream.stream_ops.read( + stdinStream, + buffer, + 0, + CHUNK_SIZE, + offset + ); + if (bytesRead === null || bytesRead === 0) { + break; + } + try { + cp.stdin.write(buffer.subarray(0, bytesRead)); + } catch (e) { + console.error(e); + return 1; + } + if (bytesRead < CHUNK_SIZE) { + break; + } + offset += bytesRead; + } + wakeUp(ProcInfo.pid); + return; + } + } + wakeUp(ProcInfo.pid); + }); + } + + function _js_process_status(pid, exitCodePtr) { + if (!PHPWASM.child_proc_by_pid[pid]) { + return -1; + } + if (PHPWASM.child_proc_by_pid[pid].exited) { + HEAPU32[exitCodePtr >> 2] = PHPWASM.child_proc_by_pid[pid].exitCode; + return 1; + } + return 0; + } + + function _js_waitpid(pid, exitCodePtr) { + if (!PHPWASM.child_proc_by_pid[pid]) { + return -1; + } + return Asyncify.handleSleep((wakeUp) => { + const poll = function () { + if (PHPWASM.child_proc_by_pid[pid]?.exited) { + HEAPU32[exitCodePtr >> 2] = + PHPWASM.child_proc_by_pid[pid].exitCode; + wakeUp(pid); + } else { + setTimeout(poll, 50); + } + }; + poll(); + }); + } + + /** @type {function(...*):?} */ function _makecontext() { + abort('missing function: makecontext'); + } + + _makecontext.stub = true; + + var arraySum = (array, index) => { + var sum = 0; + for (var i = 0; i <= index; sum += array[i++]) {} + // no-op + return sum; + }; + + var MONTH_DAYS_LEAP = [31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]; + + var MONTH_DAYS_REGULAR = [31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]; + + var addDays = (date, days) => { + var newDate = new Date(date.getTime()); + while (days > 0) { + var leap = isLeapYear(newDate.getFullYear()); + var currentMonth = newDate.getMonth(); + var daysInCurrentMonth = ( + leap ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR + )[currentMonth]; + if (days > daysInCurrentMonth - newDate.getDate()) { + // we spill over to next month + days -= daysInCurrentMonth - newDate.getDate() + 1; + newDate.setDate(1); + if (currentMonth < 11) { + newDate.setMonth(currentMonth + 1); + } else { + newDate.setMonth(0); + newDate.setFullYear(newDate.getFullYear() + 1); + } + } else { + // we stay in current month + newDate.setDate(newDate.getDate() + days); + return newDate; + } + } + return newDate; + }; + + var _strptime = (buf, format, tm) => { + // char *strptime(const char *restrict buf, const char *restrict format, struct tm *restrict tm); + // http://pubs.opengroup.org/onlinepubs/009695399/functions/strptime.html + var pattern = UTF8ToString(format); + // escape special characters + // TODO: not sure we really need to escape all of these in JS regexps + var SPECIAL_CHARS = '\\!@#$^&*()+=-[]/{}|:<>?,.'; + for (var i = 0, ii = SPECIAL_CHARS.length; i < ii; ++i) { + pattern = pattern.replace( + new RegExp('\\' + SPECIAL_CHARS[i], 'g'), + '\\' + SPECIAL_CHARS[i] + ); + } + // reduce number of matchers + var EQUIVALENT_MATCHERS = { + A: '%a', + B: '%b', + c: '%a %b %d %H:%M:%S %Y', + D: '%m\\/%d\\/%y', + e: '%d', + F: '%Y-%m-%d', + h: '%b', + R: '%H\\:%M', + r: '%I\\:%M\\:%S\\s%p', + T: '%H\\:%M\\:%S', + x: '%m\\/%d\\/(?:%y|%Y)', + X: '%H\\:%M\\:%S', + }; + // TODO: take care of locale + var DATE_PATTERNS = { + /* weekday name */ a: '(?:Sun(?:day)?)|(?:Mon(?:day)?)|(?:Tue(?:sday)?)|(?:Wed(?:nesday)?)|(?:Thu(?:rsday)?)|(?:Fri(?:day)?)|(?:Sat(?:urday)?)', + /* month name */ b: '(?:Jan(?:uary)?)|(?:Feb(?:ruary)?)|(?:Mar(?:ch)?)|(?:Apr(?:il)?)|May|(?:Jun(?:e)?)|(?:Jul(?:y)?)|(?:Aug(?:ust)?)|(?:Sep(?:tember)?)|(?:Oct(?:ober)?)|(?:Nov(?:ember)?)|(?:Dec(?:ember)?)', + /* century */ C: '\\d\\d', + /* day of month */ d: '0[1-9]|[1-9](?!\\d)|1\\d|2\\d|30|31', + /* hour (24hr) */ H: '\\d(?!\\d)|[0,1]\\d|20|21|22|23', + /* hour (12hr) */ I: '\\d(?!\\d)|0\\d|10|11|12', + /* day of year */ j: '00[1-9]|0?[1-9](?!\\d)|0?[1-9]\\d(?!\\d)|[1,2]\\d\\d|3[0-6]\\d', + /* month */ m: '0[1-9]|[1-9](?!\\d)|10|11|12', + /* minutes */ M: '0\\d|\\d(?!\\d)|[1-5]\\d', + /* whitespace */ n: ' ', + /* AM/PM */ p: 'AM|am|PM|pm|A\\.M\\.|a\\.m\\.|P\\.M\\.|p\\.m\\.', + /* seconds */ S: '0\\d|\\d(?!\\d)|[1-5]\\d|60', + /* week number */ U: '0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53', + /* week number */ W: '0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53', + /* weekday number */ w: '[0-6]', + /* 2-digit year */ y: '\\d\\d', + /* 4-digit year */ Y: '\\d\\d\\d\\d', + /* whitespace */ t: ' ', + /* time zone */ z: 'Z|(?:[\\+\\-]\\d\\d:?(?:\\d\\d)?)', + }; + var MONTH_NUMBERS = { + JAN: 0, + FEB: 1, + MAR: 2, + APR: 3, + MAY: 4, + JUN: 5, + JUL: 6, + AUG: 7, + SEP: 8, + OCT: 9, + NOV: 10, + DEC: 11, + }; + var DAY_NUMBERS_SUN_FIRST = { + SUN: 0, + MON: 1, + TUE: 2, + WED: 3, + THU: 4, + FRI: 5, + SAT: 6, + }; + var DAY_NUMBERS_MON_FIRST = { + MON: 0, + TUE: 1, + WED: 2, + THU: 3, + FRI: 4, + SAT: 5, + SUN: 6, + }; + var capture = []; + var pattern_out = pattern + .replace(/%(.)/g, (m, c) => EQUIVALENT_MATCHERS[c] || m) + .replace(/%(.)/g, (_, c) => { + let pat = DATE_PATTERNS[c]; + if (pat) { + capture.push(c); + return `(${pat})`; + } else { + return c; + } + }) + .replace( + // any number of space or tab characters match zero or more spaces + /\s+/g, + '\\s*' + ); + var matches = new RegExp('^' + pattern_out, 'i').exec( + UTF8ToString(buf) + ); + function initDate() { + function fixup(value, min, max) { + return typeof value != 'number' || isNaN(value) + ? min + : value >= min + ? value <= max + ? value + : max + : min; + } + return { + year: fixup(HEAP32[(tm + 20) >> 2] + 1900, 1970, 9999), + month: fixup(HEAP32[(tm + 16) >> 2], 0, 11), + day: fixup(HEAP32[(tm + 12) >> 2], 1, 31), + hour: fixup(HEAP32[(tm + 8) >> 2], 0, 23), + min: fixup(HEAP32[(tm + 4) >> 2], 0, 59), + sec: fixup(HEAP32[tm >> 2], 0, 59), + gmtoff: 0, + }; + } + if (matches) { + var date = initDate(); + var value; + var getMatch = (symbol) => { + var pos = capture.indexOf(symbol); + // check if symbol appears in regexp + if (pos >= 0) { + // return matched value or null (falsy!) for non-matches + return matches[pos + 1]; + } + return; + }; + // seconds + if ((value = getMatch('S'))) { + date.sec = jstoi_q(value); + } + // minutes + if ((value = getMatch('M'))) { + date.min = jstoi_q(value); + } + // hours + if ((value = getMatch('H'))) { + // 24h clock + date.hour = jstoi_q(value); + } else if ((value = getMatch('I'))) { + // AM/PM clock + var hour = jstoi_q(value); + if ((value = getMatch('p'))) { + hour += value.toUpperCase()[0] === 'P' ? 12 : 0; + } + date.hour = hour; + } + // year + if ((value = getMatch('Y'))) { + // parse from four-digit year + date.year = jstoi_q(value); + } else if ((value = getMatch('y'))) { + // parse from two-digit year... + var year = jstoi_q(value); + if ((value = getMatch('C'))) { + // ...and century + year += jstoi_q(value) * 100; + } else { + // ...and rule-of-thumb + year += year < 69 ? 2e3 : 1900; + } + date.year = year; + } + // month + if ((value = getMatch('m'))) { + // parse from month number + date.month = jstoi_q(value) - 1; + } else if ((value = getMatch('b'))) { + // parse from month name + date.month = + MONTH_NUMBERS[value.substring(0, 3).toUpperCase()] || 0; + } + // day + if ((value = getMatch('d'))) { + // get day of month directly + date.day = jstoi_q(value); + } else if ((value = getMatch('j'))) { + // get day of month from day of year ... + var day = jstoi_q(value); + var leapYear = isLeapYear(date.year); + for (var month = 0; month < 12; ++month) { + var daysUntilMonth = arraySum( + leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, + month - 1 + ); + if ( + day <= + daysUntilMonth + + (leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR)[ + month + ] + ) { + date.day = day - daysUntilMonth; + } + } + } else if ((value = getMatch('a'))) { + // get day of month from weekday ... + var weekDay = value.substring(0, 3).toUpperCase(); + if ((value = getMatch('U'))) { + // ... and week number (Sunday being first day of week) + // Week number of the year (Sunday as the first day of the week) as a decimal number [00,53]. + // All days in a new year preceding the first Sunday are considered to be in week 0. + var weekDayNumber = DAY_NUMBERS_SUN_FIRST[weekDay]; + var weekNumber = jstoi_q(value); + // January 1st + var janFirst = new Date(date.year, 0, 1); + var endDate; + if (janFirst.getDay() === 0) { + // Jan 1st is a Sunday, and, hence in the 1st CW + endDate = addDays( + janFirst, + weekDayNumber + 7 * (weekNumber - 1) + ); + } else { + // Jan 1st is not a Sunday, and, hence still in the 0th CW + endDate = addDays( + janFirst, + 7 - + janFirst.getDay() + + weekDayNumber + + 7 * (weekNumber - 1) + ); + } + date.day = endDate.getDate(); + date.month = endDate.getMonth(); + } else if ((value = getMatch('W'))) { + // ... and week number (Monday being first day of week) + // Week number of the year (Monday as the first day of the week) as a decimal number [00,53]. + // All days in a new year preceding the first Monday are considered to be in week 0. + var weekDayNumber = DAY_NUMBERS_MON_FIRST[weekDay]; + var weekNumber = jstoi_q(value); + // January 1st + var janFirst = new Date(date.year, 0, 1); + var endDate; + if (janFirst.getDay() === 1) { + // Jan 1st is a Monday, and, hence in the 1st CW + endDate = addDays( + janFirst, + weekDayNumber + 7 * (weekNumber - 1) + ); + } else { + // Jan 1st is not a Monday, and, hence still in the 0th CW + endDate = addDays( + janFirst, + 7 - + janFirst.getDay() + + 1 + + weekDayNumber + + 7 * (weekNumber - 1) + ); + } + date.day = endDate.getDate(); + date.month = endDate.getMonth(); + } + } + // time zone + if ((value = getMatch('z'))) { + // GMT offset as either 'Z' or +-HH:MM or +-HH or +-HHMM + if (value.toLowerCase() === 'z') { + date.gmtoff = 0; + } else { + var match = value.match(/^((?:\-|\+)\d\d):?(\d\d)?/); + date.gmtoff = match[1] * 3600; + if (match[2]) { + date.gmtoff += + date.gmtoff > 0 ? match[2] * 60 : -match[2] * 60; + } + } + } + /* tm_sec int seconds after the minute 0-61* tm_min int minutes after the hour 0-59 tm_hour int hours since midnight 0-23 @@ -6664,922 +8243,1300 @@ var _strptime = (buf, format, tm) => { tm_yday int days since January 1 0-365 tm_isdst int Daylight Saving Time flag tm_gmtoff long offset from GMT (seconds) - */ var fullDate = new Date(date.year, date.month, date.day, date.hour, date.min, date.sec, 0); - HEAP32[((tm) >> 2)] = fullDate.getSeconds(); - HEAP32[(((tm) + (4)) >> 2)] = fullDate.getMinutes(); - HEAP32[(((tm) + (8)) >> 2)] = fullDate.getHours(); - HEAP32[(((tm) + (12)) >> 2)] = fullDate.getDate(); - HEAP32[(((tm) + (16)) >> 2)] = fullDate.getMonth(); - HEAP32[(((tm) + (20)) >> 2)] = fullDate.getFullYear() - 1900; - HEAP32[(((tm) + (24)) >> 2)] = fullDate.getDay(); - HEAP32[(((tm) + (28)) >> 2)] = arraySum(isLeapYear(fullDate.getFullYear()) ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, fullDate.getMonth() - 1) + fullDate.getDate() - 1; - HEAP32[(((tm) + (32)) >> 2)] = 0; - HEAP32[(((tm) + (36)) >> 2)] = date.gmtoff; - return buf + intArrayFromString(matches[0]).length - 1; - } - return 0; -}; - -/** @type {function(...*):?} */ function _swapcontext() { - abort("missing function: swapcontext"); -} - -_swapcontext.stub = true; - -function _wasm_close(socketd) { - return PHPWASM.shutdownSocket(socketd, 2); -} - -function _wasm_setsockopt(socketd, level, optionName, optionValuePtr, optionLen) { - const optionValue = HEAPU8[optionValuePtr]; - const SOL_SOCKET = 1; - const SO_KEEPALIVE = 9; - const IPPROTO_TCP = 6; - const TCP_NODELAY = 1; - const isSupported = (level === SOL_SOCKET && optionName === SO_KEEPALIVE) || (level === IPPROTO_TCP && optionName === TCP_NODELAY); - if (!isSupported) { - console.warn(`Unsupported socket option: ${level}, ${optionName}, ${optionValue}`); - return -1; - } - const ws = PHPWASM.getAllWebSockets(socketd)[0]; - if (!ws) { - return -1; - } - ws.setSocketOpt(level, optionName, optionValuePtr); - return 0; -} - -function _wasm_shutdown(socketd, how) { - return PHPWASM.shutdownSocket(socketd, how); -} - -/** @type {WebAssembly.Table} */ var wasmTable; - -var runAndAbortIfError = func => { - try { - return func(); - } catch (e) { - abort(e); - } -}; - -var Asyncify = { - instrumentWasmImports(imports) { - var importPattern = /^(_dlopen_js|invoke_i|invoke_ii|invoke_iii|invoke_iiii|invoke_iiiii|invoke_iiiiii|invoke_iiiiiii|invoke_iiiiiiii|invoke_iiiiiiiiii|invoke_v|invoke_vi|invoke_vii|invoke_viidii|invoke_viii|invoke_viiii|invoke_viiiii|invoke_viiiiii|invoke_viiiiiii|invoke_viiiiiiiii|js_open_process|_js_open_process|_asyncjs__js_open_process|js_popen_to_file|_js_popen_to_file|_asyncjs__js_popen_to_file|js_fd_read|_js_fd_read|js_module_onMessage|_js_module_onMessage|_asyncjs__js_module_onMessage|js_waitpid|_js_waitpid|_asyncjs__js_waitpid|wasm_poll_socket|_wasm_poll_socket|_asyncjs__wasm_poll_socket|wasm_shutdown|_wasm_shutdown|_asyncjs__wasm_shutdown|__asyncjs__.*)$/; - for (let [x, original] of Object.entries(imports)) { - if (typeof original == "function") { - let isAsyncifyImport = original.isAsync || importPattern.test(x); - } - } - }, - instrumentWasmExports(exports) { - var ret = {}; - for (let [x, original] of Object.entries(exports)) { - if (typeof original == "function") { - ret[x] = (...args) => { - Asyncify.exportCallStack.push(x); - try { - return original(...args); - } finally { - if (!ABORT) { - var y = Asyncify.exportCallStack.pop(); - Asyncify.maybeStopUnwind(); - } - } - }; - } else { - ret[x] = original; - } - } - return ret; - }, - State: { - Normal: 0, - Unwinding: 1, - Rewinding: 2, - Disabled: 3 - }, - state: 0, - StackSize: 4096, - currData: null, - handleSleepReturnValue: 0, - exportCallStack: [], - callStackNameToId: {}, - callStackIdToName: {}, - callStackId: 0, - asyncPromiseHandlers: null, - sleepCallbacks: [], - getCallStackId(funcName) { - var id = Asyncify.callStackNameToId[funcName]; - if (id === undefined) { - id = Asyncify.callStackId++; - Asyncify.callStackNameToId[funcName] = id; - Asyncify.callStackIdToName[id] = funcName; - } - return id; - }, - maybeStopUnwind() { - if (Asyncify.currData && Asyncify.state === Asyncify.State.Unwinding && Asyncify.exportCallStack.length === 0) { - Asyncify.state = Asyncify.State.Normal; - runtimeKeepalivePush(); - runAndAbortIfError(_asyncify_stop_unwind); - if (typeof Fibers != "undefined") { - Fibers.trampoline(); - } - } - }, - whenDone() { - return new Promise((resolve, reject) => { - Asyncify.asyncPromiseHandlers = { - resolve: resolve, - reject: reject - }; - }); - }, - allocateData() { - var ptr = _malloc(12 + Asyncify.StackSize); - Asyncify.setDataHeader(ptr, ptr + 12, Asyncify.StackSize); - Asyncify.setDataRewindFunc(ptr); - return ptr; - }, - setDataHeader(ptr, stack, stackSize) { - HEAPU32[((ptr) >> 2)] = stack; - HEAPU32[(((ptr) + (4)) >> 2)] = stack + stackSize; - }, - setDataRewindFunc(ptr) { - var bottomOfCallStack = Asyncify.exportCallStack[0]; - var rewindId = Asyncify.getCallStackId(bottomOfCallStack); - HEAP32[(((ptr) + (8)) >> 2)] = rewindId; - }, - getDataRewindFuncName(ptr) { - var id = HEAP32[(((ptr) + (8)) >> 2)]; - var name = Asyncify.callStackIdToName[id]; - return name; - }, - getDataRewindFunc(name) { - var func = wasmExports[name]; - return func; - }, - doRewind(ptr) { - var name = Asyncify.getDataRewindFuncName(ptr); - var func = Asyncify.getDataRewindFunc(name); - runtimeKeepalivePop(); - return func(); - }, - handleSleep(startAsync) { - if (ABORT) return; - if (Asyncify.state === Asyncify.State.Normal) { - var reachedCallback = false; - var reachedAfterCallback = false; - startAsync((handleSleepReturnValue = 0) => { - if (ABORT) return; - Asyncify.handleSleepReturnValue = handleSleepReturnValue; - reachedCallback = true; - if (!reachedAfterCallback) { - return; - } - Asyncify.state = Asyncify.State.Rewinding; - runAndAbortIfError(() => _asyncify_start_rewind(Asyncify.currData)); - if (typeof Browser != "undefined" && Browser.mainLoop.func) { - Browser.mainLoop.resume(); - } - var asyncWasmReturnValue, isError = false; - try { - asyncWasmReturnValue = Asyncify.doRewind(Asyncify.currData); - } catch (err) { - asyncWasmReturnValue = err; - isError = true; - } - var handled = false; - if (!Asyncify.currData) { - var asyncPromiseHandlers = Asyncify.asyncPromiseHandlers; - if (asyncPromiseHandlers) { - Asyncify.asyncPromiseHandlers = null; - (isError ? asyncPromiseHandlers.reject : asyncPromiseHandlers.resolve)(asyncWasmReturnValue); - handled = true; - } - } - if (isError && !handled) { - throw asyncWasmReturnValue; - } - }); - reachedAfterCallback = true; - if (!reachedCallback) { - Asyncify.state = Asyncify.State.Unwinding; - Asyncify.currData = Asyncify.allocateData(); - if (typeof Browser != "undefined" && Browser.mainLoop.func) { - Browser.mainLoop.pause(); - } - runAndAbortIfError(() => _asyncify_start_unwind(Asyncify.currData)); - } - } else if (Asyncify.state === Asyncify.State.Rewinding) { - Asyncify.state = Asyncify.State.Normal; - runAndAbortIfError(_asyncify_stop_rewind); - _free(Asyncify.currData); - Asyncify.currData = null; - Asyncify.sleepCallbacks.forEach(callUserCallback); - } else { - abort(`invalid state: ${Asyncify.state}`); - } - return Asyncify.handleSleepReturnValue; - }, - handleAsync(startAsync) { - return Asyncify.handleSleep(wakeUp => { - startAsync().then(wakeUp); - }); - } -}; - -var getCFunc = ident => { - var func = Module["_" + ident]; - return func; -}; - -/** - * @param {string|null=} returnType - * @param {Array=} argTypes - * @param {Arguments|Array=} args - * @param {Object=} opts - */ var ccall = (ident, returnType, argTypes, args, opts) => { - var toC = { - "string": str => { - var ret = 0; - if (str !== null && str !== undefined && str !== 0) { - ret = stringToUTF8OnStack(str); - } - return ret; - }, - "array": arr => { - var ret = stackAlloc(arr.length); - writeArrayToMemory(arr, ret); - return ret; - } - }; - function convertReturnValue(ret) { - if (returnType === "string") { - return UTF8ToString(ret); - } - if (returnType === "boolean") return Boolean(ret); - return ret; - } - var func = getCFunc(ident); - var cArgs = []; - var stack = 0; - if (args) { - for (var i = 0; i < args.length; i++) { - var converter = toC[argTypes[i]]; - if (converter) { - if (stack === 0) stack = stackSave(); - cArgs[i] = converter(args[i]); - } else { - cArgs[i] = args[i]; - } - } - } - var previousAsync = Asyncify.currData; - var ret = func(...cArgs); - function onDone(ret) { - runtimeKeepalivePop(); - if (stack !== 0) stackRestore(stack); - return convertReturnValue(ret); - } - var asyncMode = opts?.async; - runtimeKeepalivePush(); - if (Asyncify.currData != previousAsync) { - return Asyncify.whenDone().then(onDone); - } - ret = onDone(ret); - if (asyncMode) return Promise.resolve(ret); - return ret; -}; - -var FS_createPath = FS.createPath; - -var FS_unlink = path => FS.unlink(path); - -var FS_createLazyFile = FS.createLazyFile; - -var FS_createDevice = FS.createDevice; - -FS.createPreloadedFile = FS_createPreloadedFile; - -FS.staticInit(); - -Module["FS_createPath"] = FS.createPath; - -Module["FS_createDataFile"] = FS.createDataFile; - -Module["FS_createPreloadedFile"] = FS.createPreloadedFile; - -Module["FS_unlink"] = FS.unlink; - -Module["FS_createLazyFile"] = FS.createLazyFile; - -Module["FS_createDevice"] = FS.createDevice; - -if (ENVIRONMENT_IS_NODE) { - NODEFS.staticInit(); -} - -PHPWASM.init(); - -var wasmImports = { - /** @export */ fb: _SharpYuvConvert, - /** @export */ eb: _SharpYuvGetConversionMatrix, - /** @export */ db: _SharpYuvInit, - /** @export */ n: ___assert_fail, - /** @export */ _: __asyncjs__js_module_onMessage, - /** @export */ cb: ___call_sighandler, - /** @export */ bb: ___syscall_accept4, - /** @export */ ab: ___syscall_bind, - /** @export */ $a: ___syscall_chdir, - /** @export */ Q: ___syscall_chmod, - /** @export */ _a: ___syscall_connect, - /** @export */ Za: ___syscall_dup, - /** @export */ Ya: ___syscall_dup3, - /** @export */ Xa: ___syscall_faccessat, - /** @export */ ea: ___syscall_fallocate, - /** @export */ Wa: ___syscall_fchmod, - /** @export */ Va: ___syscall_fchown32, - /** @export */ P: ___syscall_fchownat, - /** @export */ m: ___syscall_fcntl64, - /** @export */ Ua: ___syscall_fdatasync, - /** @export */ Ta: ___syscall_fstat64, - /** @export */ la: ___syscall_ftruncate64, - /** @export */ Sa: ___syscall_getcwd, - /** @export */ Ra: ___syscall_getdents64, - /** @export */ Qa: ___syscall_getpeername, - /** @export */ Pa: ___syscall_getsockname, - /** @export */ Oa: ___syscall_getsockopt, - /** @export */ E: ___syscall_ioctl, - /** @export */ Na: ___syscall_listen, - /** @export */ Ma: ___syscall_lstat64, - /** @export */ La: ___syscall_mkdirat, - /** @export */ Ka: ___syscall_newfstatat, - /** @export */ y: ___syscall_openat, - /** @export */ Ja: ___syscall_pipe, - /** @export */ Ia: ___syscall_poll, - /** @export */ Ha: ___syscall_readlinkat, - /** @export */ Ga: ___syscall_recvfrom, - /** @export */ Fa: ___syscall_renameat, - /** @export */ O: ___syscall_rmdir, - /** @export */ Ea: ___syscall_sendto, - /** @export */ N: ___syscall_socket, - /** @export */ Da: ___syscall_stat64, - /** @export */ Ca: ___syscall_statfs64, - /** @export */ Ba: ___syscall_symlink, - /** @export */ D: ___syscall_unlinkat, - /** @export */ Aa: ___syscall_utimensat, - /** @export */ va: __abort_js, - /** @export */ ua: __emscripten_get_now_is_monotonic, - /** @export */ ta: __emscripten_lookup_name, - /** @export */ sa: __emscripten_memcpy_js, - /** @export */ ra: __emscripten_runtime_keepalive_clear, - /** @export */ qa: __emscripten_throw_longjmp, - /** @export */ ha: __gmtime_js, - /** @export */ ia: __localtime_js, - /** @export */ ja: __mktime_js, - /** @export */ fa: __mmap_js, - /** @export */ ga: __munmap_js, - /** @export */ K: __setitimer_js, - /** @export */ pa: __tzset_js, - /** @export */ B: _emscripten_date_now, - /** @export */ oa: _emscripten_get_heap_max, - /** @export */ v: _emscripten_get_now, - /** @export */ na: _emscripten_resize_heap, - /** @export */ J: _emscripten_sleep, - /** @export */ za: _environ_get, - /** @export */ ya: _environ_sizes_get, - /** @export */ q: _exit, - /** @export */ r: _fd_close, - /** @export */ M: _fd_fdstat_get, - /** @export */ L: _fd_read, - /** @export */ ka: _fd_seek, - /** @export */ xa: _fd_sync, - /** @export */ C: _fd_write, - /** @export */ I: _getaddrinfo, - /** @export */ da: _getcontext, - /** @export */ x: _getnameinfo, - /** @export */ ca: _getprotobyname, - /** @export */ ba: _getprotobynumber, - /** @export */ i: invoke_i, - /** @export */ c: invoke_ii, - /** @export */ b: invoke_iii, - /** @export */ g: invoke_iiii, - /** @export */ h: invoke_iiiii, - /** @export */ p: invoke_iiiiii, - /** @export */ s: invoke_iiiiiii, - /** @export */ w: invoke_iiiiiiii, - /** @export */ H: invoke_iiiiiiiiii, - /** @export */ ma: invoke_jii, - /** @export */ e: invoke_v, - /** @export */ a: invoke_vi, - /** @export */ d: invoke_vii, - /** @export */ A: invoke_viidii, - /** @export */ f: invoke_viii, - /** @export */ j: invoke_viiii, - /** @export */ l: invoke_viiiii, - /** @export */ k: invoke_viiiiii, - /** @export */ aa: invoke_viiiiiii, - /** @export */ z: invoke_viiiiiiiii, - /** @export */ G: _js_create_input_device, - /** @export */ $: js_fd_read, - /** @export */ F: _js_open_process, - /** @export */ Z: js_popen_to_file, - /** @export */ Y: _js_process_status, - /** @export */ X: _js_waitpid, - /** @export */ W: _makecontext, - /** @export */ wa: _proc_exit, - /** @export */ V: _strftime, - /** @export */ U: _strftime_l, - /** @export */ T: _strptime, - /** @export */ S: _swapcontext, - /** @export */ t: _wasm_close, - /** @export */ u: wasm_poll_socket, - /** @export */ o: _wasm_setsockopt, - /** @export */ R: _wasm_shutdown -}; - -var wasmExports = createWasm(); - -var ___wasm_call_ctors = () => (___wasm_call_ctors = wasmExports["hb"])(); - -var _free = a0 => (_free = wasmExports["ib"])(a0); - -var _malloc = a0 => (_malloc = wasmExports["kb"])(a0); - -var _wasm_read = Module["_wasm_read"] = (a0, a1, a2) => (_wasm_read = Module["_wasm_read"] = wasmExports["lb"])(a0, a1, a2); - -var _fflush = a0 => (_fflush = wasmExports["mb"])(a0); - -var _wasm_popen = Module["_wasm_popen"] = (a0, a1) => (_wasm_popen = Module["_wasm_popen"] = wasmExports["nb"])(a0, a1); - -var _wasm_php_exec = Module["_wasm_php_exec"] = (a0, a1, a2, a3) => (_wasm_php_exec = Module["_wasm_php_exec"] = wasmExports["ob"])(a0, a1, a2, a3); - -var _php_pollfd_for = Module["_php_pollfd_for"] = (a0, a1, a2) => (_php_pollfd_for = Module["_php_pollfd_for"] = wasmExports["pb"])(a0, a1, a2); - -var _htons = a0 => (_htons = wasmExports["qb"])(a0); - -var _ntohs = a0 => (_ntohs = wasmExports["rb"])(a0); - -var _htonl = a0 => (_htonl = wasmExports["sb"])(a0); - -var _wasm_sleep = Module["_wasm_sleep"] = a0 => (_wasm_sleep = Module["_wasm_sleep"] = wasmExports["tb"])(a0); - -var ___wrap_select = Module["___wrap_select"] = (a0, a1, a2, a3, a4) => (___wrap_select = Module["___wrap_select"] = wasmExports["ub"])(a0, a1, a2, a3, a4); - -var _wasm_add_cli_arg = Module["_wasm_add_cli_arg"] = a0 => (_wasm_add_cli_arg = Module["_wasm_add_cli_arg"] = wasmExports["vb"])(a0); - -var _run_cli = Module["_run_cli"] = () => (_run_cli = Module["_run_cli"] = wasmExports["wb"])(); - -var _wasm_set_sapi_name = Module["_wasm_set_sapi_name"] = a0 => (_wasm_set_sapi_name = Module["_wasm_set_sapi_name"] = wasmExports["xb"])(a0); - -var _wasm_set_phpini_path = Module["_wasm_set_phpini_path"] = a0 => (_wasm_set_phpini_path = Module["_wasm_set_phpini_path"] = wasmExports["yb"])(a0); - -var _wasm_add_SERVER_entry = Module["_wasm_add_SERVER_entry"] = (a0, a1) => (_wasm_add_SERVER_entry = Module["_wasm_add_SERVER_entry"] = wasmExports["zb"])(a0, a1); - -var _wasm_add_ENV_entry = Module["_wasm_add_ENV_entry"] = (a0, a1) => (_wasm_add_ENV_entry = Module["_wasm_add_ENV_entry"] = wasmExports["Ab"])(a0, a1); - -var _wasm_set_query_string = Module["_wasm_set_query_string"] = a0 => (_wasm_set_query_string = Module["_wasm_set_query_string"] = wasmExports["Bb"])(a0); - -var _wasm_set_path_translated = Module["_wasm_set_path_translated"] = a0 => (_wasm_set_path_translated = Module["_wasm_set_path_translated"] = wasmExports["Cb"])(a0); - -var _wasm_set_skip_shebang = Module["_wasm_set_skip_shebang"] = a0 => (_wasm_set_skip_shebang = Module["_wasm_set_skip_shebang"] = wasmExports["Db"])(a0); - -var _wasm_set_request_uri = Module["_wasm_set_request_uri"] = a0 => (_wasm_set_request_uri = Module["_wasm_set_request_uri"] = wasmExports["Eb"])(a0); - -var _wasm_set_request_method = Module["_wasm_set_request_method"] = a0 => (_wasm_set_request_method = Module["_wasm_set_request_method"] = wasmExports["Fb"])(a0); - -var _wasm_set_request_host = Module["_wasm_set_request_host"] = a0 => (_wasm_set_request_host = Module["_wasm_set_request_host"] = wasmExports["Gb"])(a0); - -var _wasm_set_content_type = Module["_wasm_set_content_type"] = a0 => (_wasm_set_content_type = Module["_wasm_set_content_type"] = wasmExports["Hb"])(a0); - -var _wasm_set_request_body = Module["_wasm_set_request_body"] = a0 => (_wasm_set_request_body = Module["_wasm_set_request_body"] = wasmExports["Ib"])(a0); - -var _wasm_set_content_length = Module["_wasm_set_content_length"] = a0 => (_wasm_set_content_length = Module["_wasm_set_content_length"] = wasmExports["Jb"])(a0); - -var _wasm_set_cookies = Module["_wasm_set_cookies"] = a0 => (_wasm_set_cookies = Module["_wasm_set_cookies"] = wasmExports["Kb"])(a0); - -var _wasm_set_request_port = Module["_wasm_set_request_port"] = a0 => (_wasm_set_request_port = Module["_wasm_set_request_port"] = wasmExports["Lb"])(a0); - -var _wasm_sapi_request_shutdown = Module["_wasm_sapi_request_shutdown"] = () => (_wasm_sapi_request_shutdown = Module["_wasm_sapi_request_shutdown"] = wasmExports["Mb"])(); - -var _wasm_sapi_handle_request = Module["_wasm_sapi_handle_request"] = () => (_wasm_sapi_handle_request = Module["_wasm_sapi_handle_request"] = wasmExports["Nb"])(); - -var _php_wasm_init = Module["_php_wasm_init"] = () => (_php_wasm_init = Module["_php_wasm_init"] = wasmExports["Ob"])(); - -var _wasm_free = Module["_wasm_free"] = a0 => (_wasm_free = Module["_wasm_free"] = wasmExports["Pb"])(a0); - -var ___funcs_on_exit = () => (___funcs_on_exit = wasmExports["Qb"])(); - -var _emscripten_builtin_memalign = (a0, a1) => (_emscripten_builtin_memalign = wasmExports["Rb"])(a0, a1); - -var __emscripten_timeout = (a0, a1) => (__emscripten_timeout = wasmExports["Sb"])(a0, a1); - -var _setThrew = (a0, a1) => (_setThrew = wasmExports["Tb"])(a0, a1); - -var __emscripten_tempret_set = a0 => (__emscripten_tempret_set = wasmExports["Ub"])(a0); - -var __emscripten_stack_restore = a0 => (__emscripten_stack_restore = wasmExports["Vb"])(a0); - -var __emscripten_stack_alloc = a0 => (__emscripten_stack_alloc = wasmExports["Wb"])(a0); - -var _emscripten_stack_get_current = () => (_emscripten_stack_get_current = wasmExports["Xb"])(); - -var dynCall_iiii = Module["dynCall_iiii"] = (a0, a1, a2, a3) => (dynCall_iiii = Module["dynCall_iiii"] = wasmExports["Yb"])(a0, a1, a2, a3); + */ var fullDate = new Date( + date.year, + date.month, + date.day, + date.hour, + date.min, + date.sec, + 0 + ); + HEAP32[tm >> 2] = fullDate.getSeconds(); + HEAP32[(tm + 4) >> 2] = fullDate.getMinutes(); + HEAP32[(tm + 8) >> 2] = fullDate.getHours(); + HEAP32[(tm + 12) >> 2] = fullDate.getDate(); + HEAP32[(tm + 16) >> 2] = fullDate.getMonth(); + HEAP32[(tm + 20) >> 2] = fullDate.getFullYear() - 1900; + HEAP32[(tm + 24) >> 2] = fullDate.getDay(); + HEAP32[(tm + 28) >> 2] = + arraySum( + isLeapYear(fullDate.getFullYear()) + ? MONTH_DAYS_LEAP + : MONTH_DAYS_REGULAR, + fullDate.getMonth() - 1 + ) + + fullDate.getDate() - + 1; + HEAP32[(tm + 32) >> 2] = 0; + HEAP32[(tm + 36) >> 2] = date.gmtoff; + // we need to convert the matched sequence into an integer array to take care of UTF-8 characters > 0x7F + // TODO: not sure that intArrayFromString handles all unicode characters correctly + return buf + intArrayFromString(matches[0]).length - 1; + } + return 0; + }; + + /** @type {function(...*):?} */ function _swapcontext() { + abort('missing function: swapcontext'); + } + + _swapcontext.stub = true; + + function _wasm_close(socketd) { + return PHPWASM.shutdownSocket(socketd, 2); + } + + function _wasm_setsockopt( + socketd, + level, + optionName, + optionValuePtr, + optionLen + ) { + const optionValue = HEAPU8[optionValuePtr]; + const SOL_SOCKET = 1; + const SO_KEEPALIVE = 9; + const IPPROTO_TCP = 6; + const TCP_NODELAY = 1; + const isSupported = + (level === SOL_SOCKET && optionName === SO_KEEPALIVE) || + (level === IPPROTO_TCP && optionName === TCP_NODELAY); + if (!isSupported) { + console.warn( + `Unsupported socket option: ${level}, ${optionName}, ${optionValue}` + ); + return -1; + } + const ws = PHPWASM.getAllWebSockets(socketd)[0]; + if (!ws) { + return -1; + } + ws.setSocketOpt(level, optionName, optionValuePtr); + return 0; + } + + function _wasm_shutdown(socketd, how) { + return PHPWASM.shutdownSocket(socketd, how); + } + + /** @type {WebAssembly.Table} */ var wasmTable; + + var runAndAbortIfError = (func) => { + try { + return func(); + } catch (e) { + abort(e); + } + }; + + var Asyncify = { + instrumentWasmImports(imports) { + var importPattern = + /^(_dlopen_js|invoke_i|invoke_ii|invoke_iii|invoke_iiii|invoke_iiiii|invoke_iiiiii|invoke_iiiiiii|invoke_iiiiiiii|invoke_iiiiiiiiii|invoke_v|invoke_vi|invoke_vii|invoke_viidii|invoke_viii|invoke_viiii|invoke_viiiii|invoke_viiiiii|invoke_viiiiiii|invoke_viiiiiiiii|js_open_process|_js_open_process|_asyncjs__js_open_process|js_popen_to_file|_js_popen_to_file|_asyncjs__js_popen_to_file|js_fd_read|_js_fd_read|js_module_onMessage|_js_module_onMessage|_asyncjs__js_module_onMessage|js_waitpid|_js_waitpid|_asyncjs__js_waitpid|wasm_poll_socket|_wasm_poll_socket|_asyncjs__wasm_poll_socket|wasm_shutdown|_wasm_shutdown|_asyncjs__wasm_shutdown|__asyncjs__.*)$/; + for (let [x, original] of Object.entries(imports)) { + if (typeof original == 'function') { + let isAsyncifyImport = + original.isAsync || importPattern.test(x); + } + } + }, + instrumentWasmExports(exports) { + var ret = {}; + for (let [x, original] of Object.entries(exports)) { + if (typeof original == 'function') { + ret[x] = (...args) => { + Asyncify.exportCallStack.push(x); + try { + return original(...args); + } finally { + if (!ABORT) { + var y = Asyncify.exportCallStack.pop(); + Asyncify.maybeStopUnwind(); + } + } + }; + } else { + ret[x] = original; + } + } + return ret; + }, + State: { + Normal: 0, + Unwinding: 1, + Rewinding: 2, + Disabled: 3, + }, + state: 0, + StackSize: 4096, + currData: null, + handleSleepReturnValue: 0, + exportCallStack: [], + callStackNameToId: {}, + callStackIdToName: {}, + callStackId: 0, + asyncPromiseHandlers: null, + sleepCallbacks: [], + getCallStackId(funcName) { + var id = Asyncify.callStackNameToId[funcName]; + if (id === undefined) { + id = Asyncify.callStackId++; + Asyncify.callStackNameToId[funcName] = id; + Asyncify.callStackIdToName[id] = funcName; + } + return id; + }, + maybeStopUnwind() { + if ( + Asyncify.currData && + Asyncify.state === Asyncify.State.Unwinding && + Asyncify.exportCallStack.length === 0 + ) { + // We just finished unwinding. + // Be sure to set the state before calling any other functions to avoid + // possible infinite recursion here (For example in debug pthread builds + // the dbg() function itself can call back into WebAssembly to get the + // current pthread_self() pointer). + Asyncify.state = Asyncify.State.Normal; + runtimeKeepalivePush(); + // Keep the runtime alive so that a re-wind can be done later. + runAndAbortIfError(_asyncify_stop_unwind); + if (typeof Fibers != 'undefined') { + Fibers.trampoline(); + } + } + }, + whenDone() { + return new Promise((resolve, reject) => { + Asyncify.asyncPromiseHandlers = { + resolve, + reject, + }; + }); + }, + allocateData() { + // An asyncify data structure has three fields: + // 0 current stack pos + // 4 max stack pos + // 8 id of function at bottom of the call stack (callStackIdToName[id] == name of js function) + // The Asyncify ABI only interprets the first two fields, the rest is for the runtime. + // We also embed a stack in the same memory region here, right next to the structure. + // This struct is also defined as asyncify_data_t in emscripten/fiber.h + var ptr = _malloc(12 + Asyncify.StackSize); + Asyncify.setDataHeader(ptr, ptr + 12, Asyncify.StackSize); + Asyncify.setDataRewindFunc(ptr); + return ptr; + }, + setDataHeader(ptr, stack, stackSize) { + HEAPU32[ptr >> 2] = stack; + HEAPU32[(ptr + 4) >> 2] = stack + stackSize; + }, + setDataRewindFunc(ptr) { + var bottomOfCallStack = Asyncify.exportCallStack[0]; + var rewindId = Asyncify.getCallStackId(bottomOfCallStack); + HEAP32[(ptr + 8) >> 2] = rewindId; + }, + getDataRewindFuncName(ptr) { + var id = HEAP32[(ptr + 8) >> 2]; + var name = Asyncify.callStackIdToName[id]; + return name; + }, + getDataRewindFunc(name) { + var func = wasmExports[name]; + return func; + }, + doRewind(ptr) { + var name = Asyncify.getDataRewindFuncName(ptr); + var func = Asyncify.getDataRewindFunc(name); + // Once we have rewound and the stack we no longer need to artificially + // keep the runtime alive. + runtimeKeepalivePop(); + return func(); + }, + handleSleep(startAsync) { + if (ABORT) return; + if (Asyncify.state === Asyncify.State.Normal) { + // Prepare to sleep. Call startAsync, and see what happens: + // if the code decided to call our callback synchronously, + // then no async operation was in fact begun, and we don't + // need to do anything. + var reachedCallback = false; + var reachedAfterCallback = false; + startAsync((handleSleepReturnValue = 0) => { + if (ABORT) return; + Asyncify.handleSleepReturnValue = handleSleepReturnValue; + reachedCallback = true; + if (!reachedAfterCallback) { + // We are happening synchronously, so no need for async. + return; + } + Asyncify.state = Asyncify.State.Rewinding; + runAndAbortIfError(() => + _asyncify_start_rewind(Asyncify.currData) + ); + if (typeof MainLoop != 'undefined' && MainLoop.func) { + MainLoop.resume(); + } + var asyncWasmReturnValue, + isError = false; + try { + asyncWasmReturnValue = Asyncify.doRewind( + Asyncify.currData + ); + } catch (err) { + asyncWasmReturnValue = err; + isError = true; + } + // Track whether the return value was handled by any promise handlers. + var handled = false; + if (!Asyncify.currData) { + // All asynchronous execution has finished. + // `asyncWasmReturnValue` now contains the final + // return value of the exported async WASM function. + // Note: `asyncWasmReturnValue` is distinct from + // `Asyncify.handleSleepReturnValue`. + // `Asyncify.handleSleepReturnValue` contains the return + // value of the last C function to have executed + // `Asyncify.handleSleep()`, where as `asyncWasmReturnValue` + // contains the return value of the exported WASM function + // that may have called C functions that + // call `Asyncify.handleSleep()`. + var asyncPromiseHandlers = + Asyncify.asyncPromiseHandlers; + if (asyncPromiseHandlers) { + Asyncify.asyncPromiseHandlers = null; + (isError + ? asyncPromiseHandlers.reject + : asyncPromiseHandlers.resolve)( + asyncWasmReturnValue + ); + handled = true; + } + } + if (isError && !handled) { + // If there was an error and it was not handled by now, we have no choice but to + // rethrow that error into the global scope where it can be caught only by + // `onerror` or `onunhandledpromiserejection`. + throw asyncWasmReturnValue; + } + }); + reachedAfterCallback = true; + if (!reachedCallback) { + // A true async operation was begun; start a sleep. + Asyncify.state = Asyncify.State.Unwinding; + // TODO: reuse, don't alloc/free every sleep + Asyncify.currData = Asyncify.allocateData(); + if (typeof MainLoop != 'undefined' && MainLoop.func) { + MainLoop.pause(); + } + runAndAbortIfError(() => + _asyncify_start_unwind(Asyncify.currData) + ); + } + } else if (Asyncify.state === Asyncify.State.Rewinding) { + // Stop a resume. + Asyncify.state = Asyncify.State.Normal; + runAndAbortIfError(_asyncify_stop_rewind); + _free(Asyncify.currData); + Asyncify.currData = null; + // Call all sleep callbacks now that the sleep-resume is all done. + Asyncify.sleepCallbacks.forEach(callUserCallback); + } else { + abort(`invalid state: ${Asyncify.state}`); + } + return Asyncify.handleSleepReturnValue; + }, + handleAsync(startAsync) { + return Asyncify.handleSleep((wakeUp) => { + // TODO: add error handling as a second param when handleSleep implements it. + startAsync().then(wakeUp); + }); + }, + }; + + var getCFunc = (ident) => { + var func = Module['_' + ident]; + // closure exported function + return func; + }; + + var writeArrayToMemory = (array, buffer) => { + HEAP8.set(array, buffer); + }; + + /** + * @param {string|null=} returnType + * @param {Array=} argTypes + * @param {Arguments|Array=} args + * @param {Object=} opts + */ var ccall = (ident, returnType, argTypes, args, opts) => { + // For fast lookup of conversion functions + var toC = { + string: (str) => { + var ret = 0; + if (str !== null && str !== undefined && str !== 0) { + // null string + ret = stringToUTF8OnStack(str); + } + return ret; + }, + array: (arr) => { + var ret = stackAlloc(arr.length); + writeArrayToMemory(arr, ret); + return ret; + }, + }; + function convertReturnValue(ret) { + if (returnType === 'string') { + return UTF8ToString(ret); + } + if (returnType === 'boolean') return Boolean(ret); + return ret; + } + var func = getCFunc(ident); + var cArgs = []; + var stack = 0; + if (args) { + for (var i = 0; i < args.length; i++) { + var converter = toC[argTypes[i]]; + if (converter) { + if (stack === 0) stack = stackSave(); + cArgs[i] = converter(args[i]); + } else { + cArgs[i] = args[i]; + } + } + } + // Data for a previous async operation that was in flight before us. + var previousAsync = Asyncify.currData; + var ret = func(...cArgs); + function onDone(ret) { + runtimeKeepalivePop(); + if (stack !== 0) stackRestore(stack); + return convertReturnValue(ret); + } + var asyncMode = opts?.async; + // Keep the runtime alive through all calls. Note that this call might not be + // async, but for simplicity we push and pop in all calls. + runtimeKeepalivePush(); + if (Asyncify.currData != previousAsync) { + // This is a new async operation. The wasm is paused and has unwound its stack. + // We need to return a Promise that resolves the return value + // once the stack is rewound and execution finishes. + return Asyncify.whenDone().then(onDone); + } + ret = onDone(ret); + // If this is an async ccall, ensure we return a promise + if (asyncMode) return Promise.resolve(ret); + return ret; + }; + + var FS_createPath = FS.createPath; + + var FS_unlink = (path) => FS.unlink(path); + + var FS_createLazyFile = FS.createLazyFile; + + var FS_createDevice = FS.createDevice; + + FS.createPreloadedFile = FS_createPreloadedFile; + + FS.staticInit(); + + // Set module methods based on EXPORTED_RUNTIME_METHODS + Module['FS_createPath'] = FS.createPath; + + Module['FS_createDataFile'] = FS.createDataFile; + + Module['FS_createPreloadedFile'] = FS.createPreloadedFile; + + Module['FS_unlink'] = FS.unlink; + + Module['FS_createLazyFile'] = FS.createLazyFile; + + Module['FS_createDevice'] = FS.createDevice; + + // This error may happen quite a bit. To avoid overhead we reuse it (and + // suffer a lack of stack info). + MEMFS.doesNotExistError = new FS.ErrnoError(44); + + /** @suppress {checkTypes} */ MEMFS.doesNotExistError.stack = + ''; + + if (ENVIRONMENT_IS_NODE) { + NODEFS.staticInit(); + } + + PHPWASM.init(); + + var wasmImports = { + /** @export */ db: _SharpYuvConvert, + /** @export */ cb: _SharpYuvGetConversionMatrix, + /** @export */ bb: _SharpYuvInit, + /** @export */ n: ___assert_fail, + /** @export */ ga: __asyncjs__js_module_onMessage, + /** @export */ ab: ___call_sighandler, + /** @export */ $a: ___syscall_accept4, + /** @export */ _a: ___syscall_bind, + /** @export */ Za: ___syscall_chdir, + /** @export */ Q: ___syscall_chmod, + /** @export */ Ya: ___syscall_connect, + /** @export */ Xa: ___syscall_dup, + /** @export */ Wa: ___syscall_dup3, + /** @export */ Va: ___syscall_faccessat, + /** @export */ ca: ___syscall_fallocate, + /** @export */ Ua: ___syscall_fchmod, + /** @export */ Ta: ___syscall_fchown32, + /** @export */ P: ___syscall_fchownat, + /** @export */ m: ___syscall_fcntl64, + /** @export */ Sa: ___syscall_fdatasync, + /** @export */ Ra: ___syscall_fstat64, + /** @export */ ba: ___syscall_ftruncate64, + /** @export */ Qa: ___syscall_getcwd, + /** @export */ Pa: ___syscall_getdents64, + /** @export */ Oa: ___syscall_getpeername, + /** @export */ Na: ___syscall_getsockname, + /** @export */ Ma: ___syscall_getsockopt, + /** @export */ D: ___syscall_ioctl, + /** @export */ La: ___syscall_listen, + /** @export */ Ka: ___syscall_lstat64, + /** @export */ Ja: ___syscall_mkdirat, + /** @export */ Ia: ___syscall_newfstatat, + /** @export */ y: ___syscall_openat, + /** @export */ Ha: ___syscall_pipe, + /** @export */ Ga: ___syscall_poll, + /** @export */ Fa: ___syscall_readlinkat, + /** @export */ Ea: ___syscall_recvfrom, + /** @export */ Da: ___syscall_renameat, + /** @export */ O: ___syscall_rmdir, + /** @export */ Ca: ___syscall_sendto, + /** @export */ N: ___syscall_socket, + /** @export */ Ba: ___syscall_stat64, + /** @export */ Aa: ___syscall_statfs64, + /** @export */ za: ___syscall_symlinkat, + /** @export */ C: ___syscall_unlinkat, + /** @export */ ya: ___syscall_utimensat, + /** @export */ ta: __abort_js, + /** @export */ sa: __emscripten_lookup_name, + /** @export */ ra: __emscripten_memcpy_js, + /** @export */ qa: __emscripten_runtime_keepalive_clear, + /** @export */ pa: __emscripten_throw_longjmp, + /** @export */ _: __gmtime_js, + /** @export */ Z: __localtime_js, + /** @export */ Y: __mktime_js, + /** @export */ X: __mmap_js, + /** @export */ W: __munmap_js, + /** @export */ K: __setitimer_js, + /** @export */ oa: __tzset_js, + /** @export */ aa: _clock_time_get, + /** @export */ J: _emscripten_date_now, + /** @export */ na: _emscripten_get_heap_max, + /** @export */ x: _emscripten_get_now, + /** @export */ ma: _emscripten_resize_heap, + /** @export */ I: _emscripten_sleep, + /** @export */ xa: _environ_get, + /** @export */ wa: _environ_sizes_get, + /** @export */ q: _exit, + /** @export */ r: _fd_close, + /** @export */ M: _fd_fdstat_get, + /** @export */ L: _fd_read, + /** @export */ $: _fd_seek, + /** @export */ va: _fd_sync, + /** @export */ B: _fd_write, + /** @export */ H: _getaddrinfo, + /** @export */ la: _getcontext, + /** @export */ w: _getnameinfo, + /** @export */ ka: _getprotobyname, + /** @export */ ja: _getprotobynumber, + /** @export */ i: invoke_i, + /** @export */ c: invoke_ii, + /** @export */ b: invoke_iii, + /** @export */ g: invoke_iiii, + /** @export */ h: invoke_iiiii, + /** @export */ p: invoke_iiiiii, + /** @export */ s: invoke_iiiiiii, + /** @export */ v: invoke_iiiiiiii, + /** @export */ G: invoke_iiiiiiiiii, + /** @export */ V: invoke_jii, + /** @export */ e: invoke_v, + /** @export */ a: invoke_vi, + /** @export */ d: invoke_vii, + /** @export */ A: invoke_viidii, + /** @export */ f: invoke_viii, + /** @export */ j: invoke_viiii, + /** @export */ l: invoke_viiiii, + /** @export */ k: invoke_viiiiii, + /** @export */ ia: invoke_viiiiiii, + /** @export */ z: invoke_viiiiiiiii, + /** @export */ F: _js_create_input_device, + /** @export */ ha: js_fd_read, + /** @export */ E: _js_open_process, + /** @export */ fa: js_popen_to_file, + /** @export */ ea: _js_process_status, + /** @export */ da: _js_waitpid, + /** @export */ U: _makecontext, + /** @export */ ua: _proc_exit, + /** @export */ T: _strptime, + /** @export */ S: _swapcontext, + /** @export */ t: _wasm_close, + /** @export */ u: wasm_poll_socket, + /** @export */ o: _wasm_setsockopt, + /** @export */ R: _wasm_shutdown, + }; + + var wasmExports; + + createWasm(); + + var ___wasm_call_ctors = () => (___wasm_call_ctors = wasmExports['fb'])(); + + var _free = (a0) => (_free = wasmExports['hb'])(a0); + + var _malloc = (a0) => (_malloc = wasmExports['ib'])(a0); + + var _wasm_read = (Module['_wasm_read'] = (a0, a1, a2) => + (_wasm_read = Module['_wasm_read'] = wasmExports['jb'])(a0, a1, a2)); + + var _fflush = (a0) => (_fflush = wasmExports['kb'])(a0); + + var _wasm_popen = (Module['_wasm_popen'] = (a0, a1) => + (_wasm_popen = Module['_wasm_popen'] = wasmExports['lb'])(a0, a1)); + + var _wasm_php_exec = (Module['_wasm_php_exec'] = (a0, a1, a2, a3) => + (_wasm_php_exec = Module['_wasm_php_exec'] = wasmExports['mb'])( + a0, + a1, + a2, + a3 + )); + + var _php_pollfd_for = (Module['_php_pollfd_for'] = (a0, a1, a2) => + (_php_pollfd_for = Module['_php_pollfd_for'] = wasmExports['nb'])( + a0, + a1, + a2 + )); + + var _htons = (a0) => (_htons = wasmExports['ob'])(a0); + + var _ntohs = (a0) => (_ntohs = wasmExports['pb'])(a0); + + var _htonl = (a0) => (_htonl = wasmExports['qb'])(a0); + + var _wasm_sleep = (Module['_wasm_sleep'] = (a0) => + (_wasm_sleep = Module['_wasm_sleep'] = wasmExports['rb'])(a0)); + + var ___wrap_select = (Module['___wrap_select'] = (a0, a1, a2, a3, a4) => + (___wrap_select = Module['___wrap_select'] = wasmExports['sb'])( + a0, + a1, + a2, + a3, + a4 + )); + + var _wasm_add_cli_arg = (Module['_wasm_add_cli_arg'] = (a0) => + (_wasm_add_cli_arg = Module['_wasm_add_cli_arg'] = wasmExports['tb'])( + a0 + )); + + var _run_cli = (Module['_run_cli'] = () => + (_run_cli = Module['_run_cli'] = wasmExports['ub'])()); + + var _wasm_set_sapi_name = (Module['_wasm_set_sapi_name'] = (a0) => + (_wasm_set_sapi_name = Module['_wasm_set_sapi_name'] = + wasmExports['vb'])(a0)); + + var _wasm_set_phpini_path = (Module['_wasm_set_phpini_path'] = (a0) => + (_wasm_set_phpini_path = Module['_wasm_set_phpini_path'] = + wasmExports['wb'])(a0)); + + var _wasm_add_SERVER_entry = (Module['_wasm_add_SERVER_entry'] = (a0, a1) => + (_wasm_add_SERVER_entry = Module['_wasm_add_SERVER_entry'] = + wasmExports['xb'])(a0, a1)); + + var _wasm_add_ENV_entry = (Module['_wasm_add_ENV_entry'] = (a0, a1) => + (_wasm_add_ENV_entry = Module['_wasm_add_ENV_entry'] = + wasmExports['yb'])(a0, a1)); + + var _wasm_set_query_string = (Module['_wasm_set_query_string'] = (a0) => + (_wasm_set_query_string = Module['_wasm_set_query_string'] = + wasmExports['zb'])(a0)); + + var _wasm_set_path_translated = (Module['_wasm_set_path_translated'] = ( + a0 + ) => + (_wasm_set_path_translated = Module['_wasm_set_path_translated'] = + wasmExports['Ab'])(a0)); + + var _wasm_set_skip_shebang = (Module['_wasm_set_skip_shebang'] = (a0) => + (_wasm_set_skip_shebang = Module['_wasm_set_skip_shebang'] = + wasmExports['Bb'])(a0)); -var dynCall_ii = Module["dynCall_ii"] = (a0, a1) => (dynCall_ii = Module["dynCall_ii"] = wasmExports["Zb"])(a0, a1); + var _wasm_set_request_uri = (Module['_wasm_set_request_uri'] = (a0) => + (_wasm_set_request_uri = Module['_wasm_set_request_uri'] = + wasmExports['Cb'])(a0)); -var dynCall_vi = Module["dynCall_vi"] = (a0, a1) => (dynCall_vi = Module["dynCall_vi"] = wasmExports["_b"])(a0, a1); + var _wasm_set_request_method = (Module['_wasm_set_request_method'] = (a0) => + (_wasm_set_request_method = Module['_wasm_set_request_method'] = + wasmExports['Db'])(a0)); -var dynCall_vii = Module["dynCall_vii"] = (a0, a1, a2) => (dynCall_vii = Module["dynCall_vii"] = wasmExports["$b"])(a0, a1, a2); - -var dynCall_viiiii = Module["dynCall_viiiii"] = (a0, a1, a2, a3, a4, a5) => (dynCall_viiiii = Module["dynCall_viiiii"] = wasmExports["ac"])(a0, a1, a2, a3, a4, a5); - -var dynCall_iii = Module["dynCall_iii"] = (a0, a1, a2) => (dynCall_iii = Module["dynCall_iii"] = wasmExports["bc"])(a0, a1, a2); - -var dynCall_iiiii = Module["dynCall_iiiii"] = (a0, a1, a2, a3, a4) => (dynCall_iiiii = Module["dynCall_iiiii"] = wasmExports["cc"])(a0, a1, a2, a3, a4); - -var dynCall_iiiiii = Module["dynCall_iiiiii"] = (a0, a1, a2, a3, a4, a5) => (dynCall_iiiiii = Module["dynCall_iiiiii"] = wasmExports["dc"])(a0, a1, a2, a3, a4, a5); - -var dynCall_viii = Module["dynCall_viii"] = (a0, a1, a2, a3) => (dynCall_viii = Module["dynCall_viii"] = wasmExports["ec"])(a0, a1, a2, a3); - -var dynCall_v = Module["dynCall_v"] = a0 => (dynCall_v = Module["dynCall_v"] = wasmExports["fc"])(a0); - -var dynCall_i = Module["dynCall_i"] = a0 => (dynCall_i = Module["dynCall_i"] = wasmExports["gc"])(a0); - -var dynCall_viiii = Module["dynCall_viiii"] = (a0, a1, a2, a3, a4) => (dynCall_viiii = Module["dynCall_viiii"] = wasmExports["hc"])(a0, a1, a2, a3, a4); - -var dynCall_iiiiiii = Module["dynCall_iiiiiii"] = (a0, a1, a2, a3, a4, a5, a6) => (dynCall_iiiiiii = Module["dynCall_iiiiiii"] = wasmExports["ic"])(a0, a1, a2, a3, a4, a5, a6); - -var dynCall_viiiiiiiii = Module["dynCall_viiiiiiiii"] = (a0, a1, a2, a3, a4, a5, a6, a7, a8, a9) => (dynCall_viiiiiiiii = Module["dynCall_viiiiiiiii"] = wasmExports["jc"])(a0, a1, a2, a3, a4, a5, a6, a7, a8, a9); - -var dynCall_viiiiiii = Module["dynCall_viiiiiii"] = (a0, a1, a2, a3, a4, a5, a6, a7) => (dynCall_viiiiiii = Module["dynCall_viiiiiii"] = wasmExports["kc"])(a0, a1, a2, a3, a4, a5, a6, a7); - -var dynCall_viiiiii = Module["dynCall_viiiiii"] = (a0, a1, a2, a3, a4, a5, a6) => (dynCall_viiiiii = Module["dynCall_viiiiii"] = wasmExports["lc"])(a0, a1, a2, a3, a4, a5, a6); - -var dynCall_iiiiiiii = Module["dynCall_iiiiiiii"] = (a0, a1, a2, a3, a4, a5, a6, a7) => (dynCall_iiiiiiii = Module["dynCall_iiiiiiii"] = wasmExports["mc"])(a0, a1, a2, a3, a4, a5, a6, a7); - -var dynCall_iiiiiiiiii = Module["dynCall_iiiiiiiiii"] = (a0, a1, a2, a3, a4, a5, a6, a7, a8, a9) => (dynCall_iiiiiiiiii = Module["dynCall_iiiiiiiiii"] = wasmExports["nc"])(a0, a1, a2, a3, a4, a5, a6, a7, a8, a9); - -var dynCall_jii = Module["dynCall_jii"] = (a0, a1, a2) => (dynCall_jii = Module["dynCall_jii"] = wasmExports["oc"])(a0, a1, a2); - -var dynCall_viidii = Module["dynCall_viidii"] = (a0, a1, a2, a3, a4, a5) => (dynCall_viidii = Module["dynCall_viidii"] = wasmExports["pc"])(a0, a1, a2, a3, a4, a5); - -var _asyncify_start_unwind = a0 => (_asyncify_start_unwind = wasmExports["qc"])(a0); - -var _asyncify_stop_unwind = () => (_asyncify_stop_unwind = wasmExports["rc"])(); - -var _asyncify_start_rewind = a0 => (_asyncify_start_rewind = wasmExports["sc"])(a0); - -var _asyncify_stop_rewind = () => (_asyncify_stop_rewind = wasmExports["tc"])(); - -function invoke_iiiiiii(index, a1, a2, a3, a4, a5, a6) { - var sp = stackSave(); - try { - return dynCall_iiiiiii(index, a1, a2, a3, a4, a5, a6); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_vi(index, a1) { - var sp = stackSave(); - try { - dynCall_vi(index, a1); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_iiii(index, a1, a2, a3) { - var sp = stackSave(); - try { - return dynCall_iiii(index, a1, a2, a3); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_iii(index, a1, a2) { - var sp = stackSave(); - try { - return dynCall_iii(index, a1, a2); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_vii(index, a1, a2) { - var sp = stackSave(); - try { - dynCall_vii(index, a1, a2); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_ii(index, a1) { - var sp = stackSave(); - try { - return dynCall_ii(index, a1); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_viii(index, a1, a2, a3) { - var sp = stackSave(); - try { - dynCall_viii(index, a1, a2, a3); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_v(index) { - var sp = stackSave(); - try { - dynCall_v(index); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_i(index) { - var sp = stackSave(); - try { - return dynCall_i(index); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_viiii(index, a1, a2, a3, a4) { - var sp = stackSave(); - try { - dynCall_viiii(index, a1, a2, a3, a4); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_viiiii(index, a1, a2, a3, a4, a5) { - var sp = stackSave(); - try { - dynCall_viiiii(index, a1, a2, a3, a4, a5); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_iiiii(index, a1, a2, a3, a4) { - var sp = stackSave(); - try { - return dynCall_iiiii(index, a1, a2, a3, a4); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_iiiiii(index, a1, a2, a3, a4, a5) { - var sp = stackSave(); - try { - return dynCall_iiiiii(index, a1, a2, a3, a4, a5); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_iiiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8, a9) { - var sp = stackSave(); - try { - return dynCall_iiiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8, a9); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_viiiiii(index, a1, a2, a3, a4, a5, a6) { - var sp = stackSave(); - try { - dynCall_viiiiii(index, a1, a2, a3, a4, a5, a6); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_viidii(index, a1, a2, a3, a4, a5) { - var sp = stackSave(); - try { - dynCall_viidii(index, a1, a2, a3, a4, a5); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_viiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8, a9) { - var sp = stackSave(); - try { - dynCall_viiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8, a9); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_iiiiiiii(index, a1, a2, a3, a4, a5, a6, a7) { - var sp = stackSave(); - try { - return dynCall_iiiiiiii(index, a1, a2, a3, a4, a5, a6, a7); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_viiiiiii(index, a1, a2, a3, a4, a5, a6, a7) { - var sp = stackSave(); - try { - dynCall_viiiiiii(index, a1, a2, a3, a4, a5, a6, a7); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_jii(index, a1, a2) { - var sp = stackSave(); - try { - return dynCall_jii(index, a1, a2); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -Module["addRunDependency"] = addRunDependency; - -Module["removeRunDependency"] = removeRunDependency; - -Module["wasmExports"] = wasmExports; - -Module["ccall"] = ccall; - -Module["FS_createPreloadedFile"] = FS_createPreloadedFile; - -Module["FS_unlink"] = FS_unlink; - -Module["FS_createPath"] = FS_createPath; - -Module["FS_createDevice"] = FS_createDevice; - -Module["FS_createDataFile"] = FS_createDataFile; - -Module["FS_createLazyFile"] = FS_createLazyFile; - -Module["PROXYFS"] = PROXYFS; - -var calledRun; - -dependenciesFulfilled = function runCaller() { - if (!calledRun) run(); - if (!calledRun) dependenciesFulfilled = runCaller; -}; - -function run() { - if (runDependencies > 0) { - return; - } - preRun(); - if (runDependencies > 0) { - return; - } - function doRun() { - if (calledRun) return; - calledRun = true; - Module["calledRun"] = true; - if (ABORT) return; - initRuntime(); - if (Module["onRuntimeInitialized"]) Module["onRuntimeInitialized"](); - postRun(); - } - if (Module["setStatus"]) { - Module["setStatus"]("Running..."); - setTimeout(function() { - setTimeout(function() { - Module["setStatus"](""); - }, 1); - doRun(); - }, 1); - } else { - doRun(); - } -} - -if (Module["preInit"]) { - if (typeof Module["preInit"] == "function") Module["preInit"] = [ Module["preInit"] ]; - while (Module["preInit"].length > 0) { - Module["preInit"].pop()(); - } -} - -run(); -/** - * Emscripten resolves `localhost` to a random IP address. Let's - * make it always resolve to 127.0.0.1. - */ -DNS.address_map.addrs.localhost = '127.0.0.1'; - -/** - * Debugging Asyncify errors is tricky because the stack trace is lost when the - * error is thrown. This code saves the stack trace in a global variable - * so that it can be inspected later. - */ -PHPLoader.debug = 'debug' in PHPLoader ? PHPLoader.debug : true; -if (PHPLoader.debug && typeof Asyncify !== "undefined") { - const originalHandleSleep = Asyncify.handleSleep; - Asyncify.handleSleep = function (startAsync) { - if (!ABORT) { - Module["lastAsyncifyStackSource"] = new Error(); - } - return originalHandleSleep(startAsync); - } -} - -/** - * Data dependencies call removeRunDependency() when they are loaded. - * The synchronous call stack then continues to run. If an error occurs - * in PHP initialization, e.g. Out Of Memory error, it will not be - * caught by any try/catch. This override propagates the failure to - * PHPLoader.onAbort() so that it can be handled. - */ -const originalRemoveRunDependency = PHPLoader['removeRunDependency']; -PHPLoader['removeRunDependency'] = function (...args) { - try { - originalRemoveRunDependency(...args); - } catch (e) { - PHPLoader['onAbort'](e); - } -} + var _wasm_set_request_host = (Module['_wasm_set_request_host'] = (a0) => + (_wasm_set_request_host = Module['_wasm_set_request_host'] = + wasmExports['Eb'])(a0)); -/** - * Other exports live in the Dockerfile in: - * - * * EXPORTED_RUNTIME_METHODS - * * EXPORTED_FUNCTIONS - * - * These exports, however, live in here because: - * - * * Listing them in EXPORTED_RUNTIME_METHODS doesn't actually - * export them. This could be a bug in Emscripten or a consequence of - * that option being deprecated. - * * Listing them in EXPORTED_FUNCTIONS works, but they are overridden - * on every `BasePHP.run()` call. This is a problem because we want to - * spy on these calls in some unit tests. - * - * Therefore, we export them here. - */ -PHPLoader['malloc'] = _malloc; -PHPLoader['free'] = typeof _free === 'function' ? _free : PHPLoader['_wasm_free']; - -return PHPLoader; - -// Close the opening bracket from esm-prefix.js: + var _wasm_set_content_type = (Module['_wasm_set_content_type'] = (a0) => + (_wasm_set_content_type = Module['_wasm_set_content_type'] = + wasmExports['Fb'])(a0)); + + var _wasm_set_request_body = (Module['_wasm_set_request_body'] = (a0) => + (_wasm_set_request_body = Module['_wasm_set_request_body'] = + wasmExports['Gb'])(a0)); + + var _wasm_set_content_length = (Module['_wasm_set_content_length'] = (a0) => + (_wasm_set_content_length = Module['_wasm_set_content_length'] = + wasmExports['Hb'])(a0)); + + var _wasm_set_cookies = (Module['_wasm_set_cookies'] = (a0) => + (_wasm_set_cookies = Module['_wasm_set_cookies'] = wasmExports['Ib'])( + a0 + )); + + var _wasm_set_request_port = (Module['_wasm_set_request_port'] = (a0) => + (_wasm_set_request_port = Module['_wasm_set_request_port'] = + wasmExports['Jb'])(a0)); + + var _wasm_sapi_request_shutdown = (Module['_wasm_sapi_request_shutdown'] = + () => + (_wasm_sapi_request_shutdown = Module[ + '_wasm_sapi_request_shutdown' + ] = + wasmExports['Kb'])()); + + var _wasm_sapi_handle_request = (Module['_wasm_sapi_handle_request'] = () => + (_wasm_sapi_handle_request = Module['_wasm_sapi_handle_request'] = + wasmExports['Lb'])()); + + var _php_wasm_init = (Module['_php_wasm_init'] = () => + (_php_wasm_init = Module['_php_wasm_init'] = wasmExports['Mb'])()); + + var _wasm_free = (Module['_wasm_free'] = (a0) => + (_wasm_free = Module['_wasm_free'] = wasmExports['Nb'])(a0)); + + var ___funcs_on_exit = () => (___funcs_on_exit = wasmExports['Ob'])(); + + var _emscripten_builtin_memalign = (a0, a1) => + (_emscripten_builtin_memalign = wasmExports['Pb'])(a0, a1); + + var __emscripten_timeout = (a0, a1) => + (__emscripten_timeout = wasmExports['Qb'])(a0, a1); + + var _setThrew = (a0, a1) => (_setThrew = wasmExports['Rb'])(a0, a1); + + var __emscripten_tempret_set = (a0) => + (__emscripten_tempret_set = wasmExports['Sb'])(a0); + + var __emscripten_stack_restore = (a0) => + (__emscripten_stack_restore = wasmExports['Tb'])(a0); + + var __emscripten_stack_alloc = (a0) => + (__emscripten_stack_alloc = wasmExports['Ub'])(a0); + + var _emscripten_stack_get_current = () => + (_emscripten_stack_get_current = wasmExports['Vb'])(); + + var dynCall_iiii = (Module['dynCall_iiii'] = (a0, a1, a2, a3) => + (dynCall_iiii = Module['dynCall_iiii'] = wasmExports['Wb'])( + a0, + a1, + a2, + a3 + )); + + var dynCall_ii = (Module['dynCall_ii'] = (a0, a1) => + (dynCall_ii = Module['dynCall_ii'] = wasmExports['Xb'])(a0, a1)); + + var dynCall_vi = (Module['dynCall_vi'] = (a0, a1) => + (dynCall_vi = Module['dynCall_vi'] = wasmExports['Yb'])(a0, a1)); + + var dynCall_vii = (Module['dynCall_vii'] = (a0, a1, a2) => + (dynCall_vii = Module['dynCall_vii'] = wasmExports['Zb'])(a0, a1, a2)); + + var dynCall_viiiii = (Module['dynCall_viiiii'] = (a0, a1, a2, a3, a4, a5) => + (dynCall_viiiii = Module['dynCall_viiiii'] = wasmExports['_b'])( + a0, + a1, + a2, + a3, + a4, + a5 + )); + + var dynCall_iii = (Module['dynCall_iii'] = (a0, a1, a2) => + (dynCall_iii = Module['dynCall_iii'] = wasmExports['$b'])(a0, a1, a2)); + + var dynCall_iiiii = (Module['dynCall_iiiii'] = (a0, a1, a2, a3, a4) => + (dynCall_iiiii = Module['dynCall_iiiii'] = wasmExports['ac'])( + a0, + a1, + a2, + a3, + a4 + )); + + var dynCall_iiiiii = (Module['dynCall_iiiiii'] = (a0, a1, a2, a3, a4, a5) => + (dynCall_iiiiii = Module['dynCall_iiiiii'] = wasmExports['bc'])( + a0, + a1, + a2, + a3, + a4, + a5 + )); + + var dynCall_viii = (Module['dynCall_viii'] = (a0, a1, a2, a3) => + (dynCall_viii = Module['dynCall_viii'] = wasmExports['cc'])( + a0, + a1, + a2, + a3 + )); + + var dynCall_v = (Module['dynCall_v'] = (a0) => + (dynCall_v = Module['dynCall_v'] = wasmExports['dc'])(a0)); + + var dynCall_i = (Module['dynCall_i'] = (a0) => + (dynCall_i = Module['dynCall_i'] = wasmExports['ec'])(a0)); + + var dynCall_viiii = (Module['dynCall_viiii'] = (a0, a1, a2, a3, a4) => + (dynCall_viiii = Module['dynCall_viiii'] = wasmExports['fc'])( + a0, + a1, + a2, + a3, + a4 + )); + + var dynCall_iiiiiii = (Module['dynCall_iiiiiii'] = ( + a0, + a1, + a2, + a3, + a4, + a5, + a6 + ) => + (dynCall_iiiiiii = Module['dynCall_iiiiiii'] = wasmExports['gc'])( + a0, + a1, + a2, + a3, + a4, + a5, + a6 + )); + + var dynCall_viiiiiiiii = (Module['dynCall_viiiiiiiii'] = ( + a0, + a1, + a2, + a3, + a4, + a5, + a6, + a7, + a8, + a9 + ) => + (dynCall_viiiiiiiii = Module['dynCall_viiiiiiiii'] = wasmExports['hc'])( + a0, + a1, + a2, + a3, + a4, + a5, + a6, + a7, + a8, + a9 + )); + + var dynCall_viiiiiii = (Module['dynCall_viiiiiii'] = ( + a0, + a1, + a2, + a3, + a4, + a5, + a6, + a7 + ) => + (dynCall_viiiiiii = Module['dynCall_viiiiiii'] = wasmExports['ic'])( + a0, + a1, + a2, + a3, + a4, + a5, + a6, + a7 + )); + + var dynCall_viiiiii = (Module['dynCall_viiiiii'] = ( + a0, + a1, + a2, + a3, + a4, + a5, + a6 + ) => + (dynCall_viiiiii = Module['dynCall_viiiiii'] = wasmExports['jc'])( + a0, + a1, + a2, + a3, + a4, + a5, + a6 + )); + + var dynCall_iiiiiiii = (Module['dynCall_iiiiiiii'] = ( + a0, + a1, + a2, + a3, + a4, + a5, + a6, + a7 + ) => + (dynCall_iiiiiiii = Module['dynCall_iiiiiiii'] = wasmExports['kc'])( + a0, + a1, + a2, + a3, + a4, + a5, + a6, + a7 + )); + + var dynCall_iiiiiiiiii = (Module['dynCall_iiiiiiiiii'] = ( + a0, + a1, + a2, + a3, + a4, + a5, + a6, + a7, + a8, + a9 + ) => + (dynCall_iiiiiiiiii = Module['dynCall_iiiiiiiiii'] = wasmExports['lc'])( + a0, + a1, + a2, + a3, + a4, + a5, + a6, + a7, + a8, + a9 + )); + + var dynCall_jii = (Module['dynCall_jii'] = (a0, a1, a2) => + (dynCall_jii = Module['dynCall_jii'] = wasmExports['mc'])(a0, a1, a2)); + + var dynCall_viidii = (Module['dynCall_viidii'] = (a0, a1, a2, a3, a4, a5) => + (dynCall_viidii = Module['dynCall_viidii'] = wasmExports['nc'])( + a0, + a1, + a2, + a3, + a4, + a5 + )); + + var _asyncify_start_unwind = (a0) => + (_asyncify_start_unwind = wasmExports['oc'])(a0); + + var _asyncify_stop_unwind = () => + (_asyncify_stop_unwind = wasmExports['pc'])(); + + var _asyncify_start_rewind = (a0) => + (_asyncify_start_rewind = wasmExports['qc'])(a0); + + var _asyncify_stop_rewind = () => + (_asyncify_stop_rewind = wasmExports['rc'])(); + + function invoke_iiiiiii(index, a1, a2, a3, a4, a5, a6) { + var sp = stackSave(); + try { + return dynCall_iiiiiii(index, a1, a2, a3, a4, a5, a6); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_vi(index, a1) { + var sp = stackSave(); + try { + dynCall_vi(index, a1); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_iiii(index, a1, a2, a3) { + var sp = stackSave(); + try { + return dynCall_iiii(index, a1, a2, a3); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_iii(index, a1, a2) { + var sp = stackSave(); + try { + return dynCall_iii(index, a1, a2); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_vii(index, a1, a2) { + var sp = stackSave(); + try { + dynCall_vii(index, a1, a2); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_ii(index, a1) { + var sp = stackSave(); + try { + return dynCall_ii(index, a1); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_viii(index, a1, a2, a3) { + var sp = stackSave(); + try { + dynCall_viii(index, a1, a2, a3); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_v(index) { + var sp = stackSave(); + try { + dynCall_v(index); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_i(index) { + var sp = stackSave(); + try { + return dynCall_i(index); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_viiii(index, a1, a2, a3, a4) { + var sp = stackSave(); + try { + dynCall_viiii(index, a1, a2, a3, a4); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_viiiii(index, a1, a2, a3, a4, a5) { + var sp = stackSave(); + try { + dynCall_viiiii(index, a1, a2, a3, a4, a5); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_iiiii(index, a1, a2, a3, a4) { + var sp = stackSave(); + try { + return dynCall_iiiii(index, a1, a2, a3, a4); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_iiiiii(index, a1, a2, a3, a4, a5) { + var sp = stackSave(); + try { + return dynCall_iiiiii(index, a1, a2, a3, a4, a5); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_iiiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8, a9) { + var sp = stackSave(); + try { + return dynCall_iiiiiiiiii( + index, + a1, + a2, + a3, + a4, + a5, + a6, + a7, + a8, + a9 + ); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_viiiiii(index, a1, a2, a3, a4, a5, a6) { + var sp = stackSave(); + try { + dynCall_viiiiii(index, a1, a2, a3, a4, a5, a6); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_viidii(index, a1, a2, a3, a4, a5) { + var sp = stackSave(); + try { + dynCall_viidii(index, a1, a2, a3, a4, a5); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_viiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8, a9) { + var sp = stackSave(); + try { + dynCall_viiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8, a9); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_iiiiiiii(index, a1, a2, a3, a4, a5, a6, a7) { + var sp = stackSave(); + try { + return dynCall_iiiiiiii(index, a1, a2, a3, a4, a5, a6, a7); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_viiiiiii(index, a1, a2, a3, a4, a5, a6, a7) { + var sp = stackSave(); + try { + dynCall_viiiiiii(index, a1, a2, a3, a4, a5, a6, a7); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_jii(index, a1, a2) { + var sp = stackSave(); + try { + return dynCall_jii(index, a1, a2); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + // include: postamble.js + // === Auto-generated postamble setup entry stuff === + Module['addRunDependency'] = addRunDependency; + + Module['removeRunDependency'] = removeRunDependency; + + Module['wasmExports'] = wasmExports; + + Module['ccall'] = ccall; + + Module['FS_createPreloadedFile'] = FS_createPreloadedFile; + + Module['FS_unlink'] = FS_unlink; + + Module['FS_createPath'] = FS_createPath; + + Module['FS_createDevice'] = FS_createDevice; + + Module['FS_createDataFile'] = FS_createDataFile; + + Module['FS_createLazyFile'] = FS_createLazyFile; + + Module['PROXYFS'] = PROXYFS; + + var calledRun; + + dependenciesFulfilled = function runCaller() { + // If run has never been called, and we should call run (INVOKE_RUN is true, and Module.noInitialRun is not false) + if (!calledRun) run(); + if (!calledRun) dependenciesFulfilled = runCaller; + }; + + // try this again later, after new deps are fulfilled + function run() { + if (runDependencies > 0) { + return; + } + preRun(); + // a preRun added a dependency, run will be called later + if (runDependencies > 0) { + return; + } + function doRun() { + // run may have just been called through dependencies being fulfilled just in this very frame, + // or while the async setStatus time below was happening + if (calledRun) return; + calledRun = true; + Module['calledRun'] = true; + if (ABORT) return; + initRuntime(); + Module['onRuntimeInitialized']?.(); + postRun(); + } + if (Module['setStatus']) { + Module['setStatus']('Running...'); + setTimeout(() => { + setTimeout(() => Module['setStatus'](''), 1); + doRun(); + }, 1); + } else { + doRun(); + } + } + + if (Module['preInit']) { + if (typeof Module['preInit'] == 'function') + Module['preInit'] = [Module['preInit']]; + while (Module['preInit'].length > 0) { + Module['preInit'].pop()(); + } + } + + run(); + /** + * Emscripten resolves `localhost` to a random IP address. Let's + * make it always resolve to 127.0.0.1. + */ + DNS.address_map.addrs.localhost = '127.0.0.1'; + + /** + * Debugging Asyncify errors is tricky because the stack trace is lost when the + * error is thrown. This code saves the stack trace in a global variable + * so that it can be inspected later. + */ + PHPLoader.debug = 'debug' in PHPLoader ? PHPLoader.debug : true; + if (PHPLoader.debug && typeof Asyncify !== 'undefined') { + const originalHandleSleep = Asyncify.handleSleep; + Asyncify.handleSleep = function (startAsync) { + if (!ABORT) { + Module['lastAsyncifyStackSource'] = new Error(); + } + return originalHandleSleep(startAsync); + }; + } + + /** + * Data dependencies call removeRunDependency() when they are loaded. + * The synchronous call stack then continues to run. If an error occurs + * in PHP initialization, e.g. Out Of Memory error, it will not be + * caught by any try/catch. This override propagates the failure to + * PHPLoader.onAbort() so that it can be handled. + */ + const originalRemoveRunDependency = PHPLoader['removeRunDependency']; + PHPLoader['removeRunDependency'] = function (...args) { + try { + originalRemoveRunDependency(...args); + } catch (e) { + PHPLoader['onAbort'](e); + } + }; + + /** + * Other exports live in the Dockerfile in: + * + * * EXPORTED_RUNTIME_METHODS + * * EXPORTED_FUNCTIONS + * + * These exports, however, live in here because: + * + * * Listing them in EXPORTED_RUNTIME_METHODS doesn't actually + * export them. This could be a bug in Emscripten or a consequence of + * that option being deprecated. + * * Listing them in EXPORTED_FUNCTIONS works, but they are overridden + * on every `BasePHP.run()` call. This is a problem because we want to + * spy on these calls in some unit tests. + * + * Therefore, we export them here. + */ + PHPLoader['malloc'] = _malloc; + PHPLoader['free'] = + typeof _free === 'function' ? _free : PHPLoader['_wasm_free']; + + return PHPLoader; + + // Close the opening bracket from esm-prefix.js: } diff --git a/packages/php-wasm/node/asyncify/php_8_2.js b/packages/php-wasm/node/asyncify/php_8_2.js index ee7eafd5a6..0db3b83f70 100644 --- a/packages/php-wasm/node/asyncify/php_8_2.js +++ b/packages/php-wasm/node/asyncify/php_8_2.js @@ -1,6665 +1,8244 @@ -const dependencyFilename = __dirname + '/8_2_10/php_8_2.wasm'; -export { dependencyFilename }; -export const dependenciesTotalSize = 14701538; +const dependencyFilename = __dirname + '/8_2_10/php_8_2.wasm'; +export { dependencyFilename }; +export const dependenciesTotalSize = 14691600; export function init(RuntimeName, PHPLoader) { - /** - * Overrides Emscripten's default ExitStatus object which gets - * thrown on failure. Unfortunately, the default object is not - * a subclass of Error and does not provide any stack trace. - * - * This is a deliberate behavior on Emscripten's end to prevent - * memory leaks after the program exits. See: - * - * https://github.com/emscripten-core/emscripten/pull/9108 - * - * In case of WordPress Playground, the worker in which the PHP - * runs will typically exit after the PHP program finishes, so - * we don't have to worry about memory leaks. - * - * As for assigning to a previously undeclared ExitStatus variable here, - * the Emscripten module declares `ExitStatus` as `function ExitStatus` - * which means it gets hoisted to the top of the scope and can be - * reassigned here – before the actual declaration is reached. - * - * If that sounds weird, try this example: - * - * ExitStatus = () => { console.log("reassigned"); } - * function ExitStatus() {} - * ExitStatus(); - * // logs "reassigned" - */ - ExitStatus = class PHPExitStatus extends Error { - constructor(status) { - super(status); - this.name = "ExitStatus"; - this.message = "Program terminated with exit(" + status + ")"; - this.status = status; - } - } - - // The rest of the code comes from the built php.js file and esm-suffix.js -var Module = typeof PHPLoader != "undefined" ? PHPLoader : {}; - -var ENVIRONMENT_IS_WORKER=RuntimeName==="WORKER"; - -var ENVIRONMENT_IS_NODE=RuntimeName==="NODE"; - -if (ENVIRONMENT_IS_NODE) {} - -var moduleOverrides = Object.assign({}, Module); - -var arguments_ = []; - -var thisProgram = "./this.program"; - -var quit_ = (status, toThrow) => { - throw toThrow; -}; - -var scriptDirectory = ""; - -function locateFile(path) { - if (Module["locateFile"]) { - return Module["locateFile"](path, scriptDirectory); - } - return scriptDirectory + path; -} - -var read_, readAsync, readBinary; - -if (ENVIRONMENT_IS_NODE) { - var fs = require("fs"); - var nodePath = require("path"); - scriptDirectory = __dirname + "/"; - read_ = (filename, binary) => { - filename = isFileURI(filename) ? new URL(filename) : nodePath.normalize(filename); - return fs.readFileSync(filename, binary ? undefined : "utf8"); - }; - readBinary = filename => { - var ret = read_(filename, true); - if (!ret.buffer) { - ret = new Uint8Array(ret); - } - return ret; - }; - readAsync = (filename, onload, onerror, binary = true) => { - filename = isFileURI(filename) ? new URL(filename) : nodePath.normalize(filename); - fs.readFile(filename, binary ? undefined : "utf8", (err, data) => { - if (err) onerror(err); else onload(binary ? data.buffer : data); - }); - }; - if (!Module["thisProgram"] && process.argv.length > 1) { - thisProgram = process.argv[1].replace(/\\/g, "/"); - } - arguments_ = process.argv.slice(2); - if (typeof module != "undefined") { - module["exports"] = Module; - } - quit_ = (status, toThrow) => { - process.exitCode = status; - throw toThrow; - }; -} else {} - -var out = Module["print"] || console.log.bind(console); - -var err = Module["printErr"] || console.error.bind(console); - -Object.assign(Module, moduleOverrides); - -moduleOverrides = null; - -if (Module["arguments"]) arguments_ = Module["arguments"]; - -if (Module["thisProgram"]) thisProgram = Module["thisProgram"]; - -if (Module["quit"]) quit_ = Module["quit"]; - -var wasmBinary; - -if (Module["wasmBinary"]) wasmBinary = Module["wasmBinary"]; - -var wasmMemory; - -var ABORT = false; - -var EXITSTATUS; - -/** @type {function(*, string=)} */ function assert(condition, text) { - if (!condition) { - abort(text); - } -} - -var /** @type {!Int8Array} */ HEAP8, /** @type {!Uint8Array} */ HEAPU8, /** @type {!Int16Array} */ HEAP16, /** @type {!Uint16Array} */ HEAPU16, /** @type {!Int32Array} */ HEAP32, /** @type {!Uint32Array} */ HEAPU32, /** @type {!Float32Array} */ HEAPF32, /** @type {!Float64Array} */ HEAPF64; - -function updateMemoryViews() { - var b = wasmMemory.buffer; - Module["HEAP8"] = HEAP8 = new Int8Array(b); - Module["HEAP16"] = HEAP16 = new Int16Array(b); - Module["HEAPU8"] = HEAPU8 = new Uint8Array(b); - Module["HEAPU16"] = HEAPU16 = new Uint16Array(b); - Module["HEAP32"] = HEAP32 = new Int32Array(b); - Module["HEAPU32"] = HEAPU32 = new Uint32Array(b); - Module["HEAPF32"] = HEAPF32 = new Float32Array(b); - Module["HEAPF64"] = HEAPF64 = new Float64Array(b); -} - -var __ATPRERUN__ = []; - -var __ATINIT__ = []; - -var __ATEXIT__ = []; - -var __ATPOSTRUN__ = []; - -var runtimeInitialized = false; - -var runtimeExited = false; - -function preRun() { - if (Module["preRun"]) { - if (typeof Module["preRun"] == "function") Module["preRun"] = [ Module["preRun"] ]; - while (Module["preRun"].length) { - addOnPreRun(Module["preRun"].shift()); - } - } - callRuntimeCallbacks(__ATPRERUN__); -} - -function initRuntime() { - runtimeInitialized = true; - SOCKFS.root = FS.mount(SOCKFS, {}, null); - if (!Module["noFSInit"] && !FS.init.initialized) FS.init(); - FS.ignorePermissions = false; - TTY.init(); - PIPEFS.root = FS.mount(PIPEFS, {}, null); - callRuntimeCallbacks(__ATINIT__); -} - -function exitRuntime() { - ___funcs_on_exit(); - callRuntimeCallbacks(__ATEXIT__); - FS.quit(); - TTY.shutdown(); - runtimeExited = true; -} - -function postRun() { - if (Module["postRun"]) { - if (typeof Module["postRun"] == "function") Module["postRun"] = [ Module["postRun"] ]; - while (Module["postRun"].length) { - addOnPostRun(Module["postRun"].shift()); - } - } - callRuntimeCallbacks(__ATPOSTRUN__); -} - -function addOnPreRun(cb) { - __ATPRERUN__.unshift(cb); -} - -function addOnInit(cb) { - __ATINIT__.unshift(cb); -} - -function addOnPostRun(cb) { - __ATPOSTRUN__.unshift(cb); -} - -var runDependencies = 0; - -var runDependencyWatcher = null; - -var dependenciesFulfilled = null; - -function getUniqueRunDependency(id) { - return id; -} - -function addRunDependency(id) { - runDependencies++; - Module["monitorRunDependencies"]?.(runDependencies); -} - -function removeRunDependency(id) { - runDependencies--; - Module["monitorRunDependencies"]?.(runDependencies); - if (runDependencies == 0) { - if (runDependencyWatcher !== null) { - clearInterval(runDependencyWatcher); - runDependencyWatcher = null; - } - if (dependenciesFulfilled) { - var callback = dependenciesFulfilled; - dependenciesFulfilled = null; - callback(); - } - } -} - -/** @param {string|number=} what */ function abort(what) { - Module["onAbort"]?.(what); - what = "Aborted(" + what + ")"; - err(what); - ABORT = true; - EXITSTATUS = 1; - what += ". Build with -sASSERTIONS for more info."; - /** @suppress {checkTypes} */ var e = new WebAssembly.RuntimeError(what); - throw e; -} - -var dataURIPrefix = "data:application/octet-stream;base64,"; - -/** - * Indicates whether filename is a base64 data URI. - * @noinline - */ var isDataURI = filename => filename.startsWith(dataURIPrefix); - -/** - * Indicates whether filename is delivered via file protocol (as opposed to http/https) - * @noinline - */ var isFileURI = filename => filename.startsWith("file://"); - -function findWasmBinary() { - var f = dependencyFilename; - if (!isDataURI(f)) { - return locateFile(f); - } - return f; -} - -var wasmBinaryFile; - -function getBinarySync(file) { - if (file == wasmBinaryFile && wasmBinary) { - return new Uint8Array(wasmBinary); - } - if (readBinary) { - return readBinary(file); - } - throw "both async and sync fetching of the wasm failed"; -} - -function getBinaryPromise(binaryFile) { - if (!wasmBinary) { - return new Promise((resolve, reject) => { - readAsync(binaryFile, response => resolve(new Uint8Array(/** @type{!ArrayBuffer} */ (response))), error => { - try { - resolve(getBinarySync(binaryFile)); - } catch (e) { - reject(e); - } - }); - }); - } - return Promise.resolve().then(() => getBinarySync(binaryFile)); -} - -function instantiateArrayBuffer(binaryFile, imports, receiver) { - return getBinaryPromise(binaryFile).then(binary => WebAssembly.instantiate(binary, imports)).then(receiver, reason => { - err(`failed to asynchronously prepare wasm: ${reason}`); - abort(reason); - }); -} - -function instantiateAsync(binary, binaryFile, imports, callback) { - if (!binary && typeof WebAssembly.instantiateStreaming == "function" && !isDataURI(binaryFile) && !ENVIRONMENT_IS_NODE && typeof fetch == "function") { - return fetch(binaryFile, { - credentials: "same-origin" - }).then(response => { - /** @suppress {checkTypes} */ var result = WebAssembly.instantiateStreaming(response, imports); - return result.then(callback, function(reason) { - err(`wasm streaming compile failed: ${reason}`); - err("falling back to ArrayBuffer instantiation"); - return instantiateArrayBuffer(binaryFile, imports, callback); - }); - }); - } - return instantiateArrayBuffer(binaryFile, imports, callback); -} - -function getWasmImports() { - return { - "a": wasmImports - }; -} - -function createWasm() { - var info = getWasmImports(); - /** @param {WebAssembly.Module=} module*/ function receiveInstance(instance, module) { - wasmExports = instance.exports; - wasmExports = Asyncify.instrumentWasmExports(wasmExports); - Module["wasmExports"] = wasmExports; - wasmMemory = wasmExports["hb"]; - updateMemoryViews(); - wasmTable = wasmExports["kb"]; - addOnInit(wasmExports["ib"]); - removeRunDependency("wasm-instantiate"); - return wasmExports; - } - addRunDependency("wasm-instantiate"); - function receiveInstantiationResult(result) { - receiveInstance(result["instance"]); - } - if (Module["instantiateWasm"]) { - try { - return Module["instantiateWasm"](info, receiveInstance); - } catch (e) { - err(`Module.instantiateWasm callback failed with error: ${e}`); - return false; - } - } - if (!wasmBinaryFile) wasmBinaryFile = findWasmBinary(); - instantiateAsync(wasmBinary, wasmBinaryFile, info, receiveInstantiationResult); - return {}; -} - -var tempDouble; - -var tempI64; - -function js_popen_to_file(command, mode, exitCodePtr) { - const returnCallback = resolver => Asyncify.handleSleep(resolver); - if (!command) return 1; - const cmdstr = UTF8ToString(command); - if (!cmdstr.length) return 0; - const modestr = UTF8ToString(mode); - if (!modestr.length) return 0; - if (modestr === "w") { - console.error('popen($cmd, "w") is not implemented yet'); - } - return returnCallback(async wakeUp => { - let cp; - try { - cp = PHPWASM.spawnProcess(cmdstr, []); - if (cp instanceof Promise) { - cp = await cp; - } - } catch (e) { - console.error(e); - if (e.code === "SPAWN_UNSUPPORTED") { - return 1; - } - throw e; - } - const outByteArrays = []; - cp.stdout.on("data", function(data) { - outByteArrays.push(data); - }); - const outputPath = "/tmp/popen_output"; - cp.on("exit", function(exitCode) { - const outBytes = new Uint8Array(outByteArrays.reduce((acc, curr) => acc + curr.length, 0)); - let offset = 0; - for (const byteArray of outByteArrays) { - outBytes.set(byteArray, offset); - offset += byteArray.length; - } - FS.writeFile(outputPath, outBytes); - HEAPU8[exitCodePtr] = exitCode; - wakeUp(allocateUTF8OnStack(outputPath)); - }); - }); -} - -function wasm_poll_socket(socketd, events, timeout) { - const returnCallback = resolver => Asyncify.handleSleep(resolver); - const POLLIN = 1; - const POLLPRI = 2; - const POLLOUT = 4; - const POLLERR = 8; - const POLLHUP = 16; - const POLLNVAL = 32; - return returnCallback(wakeUp => { - const polls = []; - if (socketd in PHPWASM.child_proc_by_fd) { - const procInfo = PHPWASM.child_proc_by_fd[socketd]; - if (procInfo.exited) { - wakeUp(0); - return; - } - polls.push(PHPWASM.awaitEvent(procInfo.stdout, "data")); - } else if (FS.isSocket(FS.getStream(socketd)?.node.mode)) { - const sock = getSocketFromFD(socketd); - if (!sock) { - wakeUp(0); - return; - } - const lookingFor = new Set; - if (events & POLLIN || events & POLLPRI) { - if (sock.server) { - for (const client of sock.pending) { - if ((client.recv_queue || []).length > 0) { - wakeUp(1); - return; - } - } - } else if ((sock.recv_queue || []).length > 0) { - wakeUp(1); - return; - } - } - const webSockets = PHPWASM.getAllWebSockets(sock); - if (!webSockets.length) { - wakeUp(0); - return; - } - for (const ws of webSockets) { - if (events & POLLIN || events & POLLPRI) { - polls.push(PHPWASM.awaitData(ws)); - lookingFor.add("POLLIN"); - } - if (events & POLLOUT) { - polls.push(PHPWASM.awaitConnection(ws)); - lookingFor.add("POLLOUT"); - } - if (events & POLLHUP) { - polls.push(PHPWASM.awaitClose(ws)); - lookingFor.add("POLLHUP"); - } - if (events & POLLERR || events & POLLNVAL) { - polls.push(PHPWASM.awaitError(ws)); - lookingFor.add("POLLERR"); - } - } - } else { - setTimeout(function() { - wakeUp(1); - }, timeout); - return; - } - if (polls.length === 0) { - console.warn("Unsupported poll event " + events + ", defaulting to setTimeout()."); - setTimeout(function() { - wakeUp(0); - }, timeout); - return; - } - const promises = polls.map(([promise]) => promise); - const clearPolling = () => polls.forEach(([, clear]) => clear()); - let awaken = false; - let timeoutId; - Promise.race(promises).then(function(results) { - if (!awaken) { - awaken = true; - wakeUp(1); - if (timeoutId) { - clearTimeout(timeoutId); - } - clearPolling(); - } - }); - if (timeout !== -1) { - timeoutId = setTimeout(function() { - if (!awaken) { - awaken = true; - wakeUp(0); - clearPolling(); - } - }, timeout); - } - }); -} - -function js_fd_read(fd, iov, iovcnt, pnum) { - const returnCallback = resolver => Asyncify.handleSleep(resolver); - if (Asyncify?.State?.Normal === undefined || Asyncify?.state === Asyncify?.State?.Normal) { - var returnCode; - var stream; - let num = 0; - try { - stream = SYSCALLS.getStreamFromFD(fd); - const num = doReadv(stream, iov, iovcnt); - HEAPU32[pnum >> 2] = num; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) { - throw e; - } - if (e.errno !== 6 || !(stream?.fd in PHPWASM.child_proc_by_fd)) { - HEAPU32[pnum >> 2] = 0; - return returnCode; - } - } - } - return returnCallback(wakeUp => { - var retries = 0; - var interval = 50; - var timeout = 5e3; - var maxRetries = timeout / interval; - function poll() { - var returnCode; - var stream; - let num; - try { - stream = SYSCALLS.getStreamFromFD(fd); - num = doReadv(stream, iov, iovcnt); - returnCode = 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) { - console.error(e); - throw e; - } - returnCode = e.errno; - } - const success = returnCode === 0; - const failure = (++retries > maxRetries || !(fd in PHPWASM.child_proc_by_fd) || PHPWASM.child_proc_by_fd[fd]?.exited || FS.isClosed(stream)); - if (success) { - HEAPU32[pnum >> 2] = num; - wakeUp(0); - } else if (failure) { - HEAPU32[pnum >> 2] = 0; - wakeUp(returnCode === 6 ? 0 : returnCode); - } else { - setTimeout(poll, interval); - } - } - poll(); - }); -} - -function __asyncjs__js_module_onMessage(data, response_buffer) { - return Asyncify.handleAsync(async () => { - if (Module["onMessage"]) { - const dataStr = UTF8ToString(data); - return Module["onMessage"](dataStr).then(response => { - const responseBytes = typeof response === "string" ? (new TextEncoder).encode(response) : response; - const responseSize = responseBytes.byteLength; - const responsePtr = _malloc(responseSize + 1); - HEAPU8.set(responseBytes, responsePtr); - HEAPU8[responsePtr + responseSize] = 0; - HEAPU8[response_buffer] = responsePtr; - HEAPU8[response_buffer + 1] = responsePtr >> 8; - HEAPU8[response_buffer + 2] = responsePtr >> 16; - HEAPU8[response_buffer + 3] = responsePtr >> 24; - return responseSize; - }).catch(e => { - console.error(e); - return -1; - }); - } - }); -} - -/** @constructor */ function ExitStatus(status) { - this.name = "ExitStatus"; - this.message = `Program terminated with exit(${status})`; - this.status = status; -} - -var callRuntimeCallbacks = callbacks => { - while (callbacks.length > 0) { - callbacks.shift()(Module); - } -}; - -var noExitRuntime = Module["noExitRuntime"] || false; - -var stackRestore = val => __emscripten_stack_restore(val); - -var stackSave = () => _emscripten_stack_get_current(); - -/** @type {function(...*):?} */ function _SharpYuvConvert() { - abort("missing function: SharpYuvConvert"); -} - -_SharpYuvConvert.stub = true; - -/** @type {function(...*):?} */ function _SharpYuvGetConversionMatrix() { - abort("missing function: SharpYuvGetConversionMatrix"); -} - -_SharpYuvGetConversionMatrix.stub = true; - -/** @type {function(...*):?} */ function _SharpYuvInit() { - abort("missing function: SharpYuvInit"); -} - -_SharpYuvInit.stub = true; - -var UTF8Decoder = typeof TextDecoder != "undefined" ? new TextDecoder("utf8") : undefined; - -/** - * Given a pointer 'idx' to a null-terminated UTF8-encoded string in the given - * array that contains uint8 values, returns a copy of that string as a - * Javascript String object. - * heapOrArray is either a regular array, or a JavaScript typed array view. - * @param {number} idx - * @param {number=} maxBytesToRead - * @return {string} - */ var UTF8ArrayToString = (heapOrArray, idx, maxBytesToRead) => { - var endIdx = idx + maxBytesToRead; - var endPtr = idx; - while (heapOrArray[endPtr] && !(endPtr >= endIdx)) ++endPtr; - if (endPtr - idx > 16 && heapOrArray.buffer && UTF8Decoder) { - return UTF8Decoder.decode(heapOrArray.subarray(idx, endPtr)); - } - var str = ""; - while (idx < endPtr) { - var u0 = heapOrArray[idx++]; - if (!(u0 & 128)) { - str += String.fromCharCode(u0); - continue; - } - var u1 = heapOrArray[idx++] & 63; - if ((u0 & 224) == 192) { - str += String.fromCharCode(((u0 & 31) << 6) | u1); - continue; - } - var u2 = heapOrArray[idx++] & 63; - if ((u0 & 240) == 224) { - u0 = ((u0 & 15) << 12) | (u1 << 6) | u2; - } else { - u0 = ((u0 & 7) << 18) | (u1 << 12) | (u2 << 6) | (heapOrArray[idx++] & 63); - } - if (u0 < 65536) { - str += String.fromCharCode(u0); - } else { - var ch = u0 - 65536; - str += String.fromCharCode(55296 | (ch >> 10), 56320 | (ch & 1023)); - } - } - return str; -}; - -/** - * Given a pointer 'ptr' to a null-terminated UTF8-encoded string in the - * emscripten HEAP, returns a copy of that string as a Javascript String object. - * - * @param {number} ptr - * @param {number=} maxBytesToRead - An optional length that specifies the - * maximum number of bytes to read. You can omit this parameter to scan the - * string until the first 0 byte. If maxBytesToRead is passed, and the string - * at [ptr, ptr+maxBytesToReadr[ contains a null byte in the middle, then the - * string will cut short at that byte index (i.e. maxBytesToRead will not - * produce a string of exact length [ptr, ptr+maxBytesToRead[) N.B. mixing - * frequent uses of UTF8ToString() with and without maxBytesToRead may throw - * JS JIT optimizations off, so it is worth to consider consistently using one - * @return {string} - */ var UTF8ToString = (ptr, maxBytesToRead) => ptr ? UTF8ArrayToString(HEAPU8, ptr, maxBytesToRead) : ""; - -Module["UTF8ToString"] = UTF8ToString; - -var ___assert_fail = (condition, filename, line, func) => { - abort(`Assertion failed: ${UTF8ToString(condition)}, at: ` + [ filename ? UTF8ToString(filename) : "unknown filename", line, func ? UTF8ToString(func) : "unknown function" ]); -}; - -var ___call_sighandler = (fp, sig) => (a1 => dynCall_vi(fp, a1))(sig); - -var initRandomFill = () => { - if (typeof crypto == "object" && typeof crypto["getRandomValues"] == "function") { - return view => crypto.getRandomValues(view); - } else if (ENVIRONMENT_IS_NODE) { - try { - var crypto_module = require("crypto"); - var randomFillSync = crypto_module["randomFillSync"]; - if (randomFillSync) { - return view => crypto_module["randomFillSync"](view); - } - var randomBytes = crypto_module["randomBytes"]; - return view => (view.set(randomBytes(view.byteLength)), view); - } catch (e) {} - } - abort("initRandomDevice"); -}; - -var randomFill = view => (randomFill = initRandomFill())(view); - -var PATH = { - isAbs: path => path.charAt(0) === "/", - splitPath: filename => { - var splitPathRe = /^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/; - return splitPathRe.exec(filename).slice(1); - }, - normalizeArray: (parts, allowAboveRoot) => { - var up = 0; - for (var i = parts.length - 1; i >= 0; i--) { - var last = parts[i]; - if (last === ".") { - parts.splice(i, 1); - } else if (last === "..") { - parts.splice(i, 1); - up++; - } else if (up) { - parts.splice(i, 1); - up--; - } - } - if (allowAboveRoot) { - for (;up; up--) { - parts.unshift(".."); - } - } - return parts; - }, - normalize: path => { - var isAbsolute = PATH.isAbs(path), trailingSlash = path.substr(-1) === "/"; - path = PATH.normalizeArray(path.split("/").filter(p => !!p), !isAbsolute).join("/"); - if (!path && !isAbsolute) { - path = "."; - } - if (path && trailingSlash) { - path += "/"; - } - return (isAbsolute ? "/" : "") + path; - }, - dirname: path => { - var result = PATH.splitPath(path), root = result[0], dir = result[1]; - if (!root && !dir) { - return "."; - } - if (dir) { - dir = dir.substr(0, dir.length - 1); - } - return root + dir; - }, - basename: path => { - if (path === "/") return "/"; - path = PATH.normalize(path); - path = path.replace(/\/$/, ""); - var lastSlash = path.lastIndexOf("/"); - if (lastSlash === -1) return path; - return path.substr(lastSlash + 1); - }, - join: (...paths) => PATH.normalize(paths.join("/")), - join2: (l, r) => PATH.normalize(l + "/" + r) -}; - -var PATH_FS = { - resolve: (...args) => { - var resolvedPath = "", resolvedAbsolute = false; - for (var i = args.length - 1; i >= -1 && !resolvedAbsolute; i--) { - var path = (i >= 0) ? args[i] : FS.cwd(); - if (typeof path != "string") { - throw new TypeError("Arguments to path.resolve must be strings"); - } else if (!path) { - return ""; - } - resolvedPath = path + "/" + resolvedPath; - resolvedAbsolute = PATH.isAbs(path); - } - resolvedPath = PATH.normalizeArray(resolvedPath.split("/").filter(p => !!p), !resolvedAbsolute).join("/"); - return ((resolvedAbsolute ? "/" : "") + resolvedPath) || "."; - }, - relative: (from, to) => { - from = PATH_FS.resolve(from).substr(1); - to = PATH_FS.resolve(to).substr(1); - function trim(arr) { - var start = 0; - for (;start < arr.length; start++) { - if (arr[start] !== "") break; - } - var end = arr.length - 1; - for (;end >= 0; end--) { - if (arr[end] !== "") break; - } - if (start > end) return []; - return arr.slice(start, end - start + 1); - } - var fromParts = trim(from.split("/")); - var toParts = trim(to.split("/")); - var length = Math.min(fromParts.length, toParts.length); - var samePartsLength = length; - for (var i = 0; i < length; i++) { - if (fromParts[i] !== toParts[i]) { - samePartsLength = i; - break; - } - } - var outputParts = []; - for (var i = samePartsLength; i < fromParts.length; i++) { - outputParts.push(".."); - } - outputParts = outputParts.concat(toParts.slice(samePartsLength)); - return outputParts.join("/"); - } -}; - -var FS_stdin_getChar_buffer = []; - -var lengthBytesUTF8 = str => { - var len = 0; - for (var i = 0; i < str.length; ++i) { - var c = str.charCodeAt(i); - if (c <= 127) { - len++; - } else if (c <= 2047) { - len += 2; - } else if (c >= 55296 && c <= 57343) { - len += 4; - ++i; - } else { - len += 3; - } - } - return len; -}; - -Module["lengthBytesUTF8"] = lengthBytesUTF8; - -var stringToUTF8Array = (str, heap, outIdx, maxBytesToWrite) => { - if (!(maxBytesToWrite > 0)) return 0; - var startIdx = outIdx; - var endIdx = outIdx + maxBytesToWrite - 1; - for (var i = 0; i < str.length; ++i) { - var u = str.charCodeAt(i); - if (u >= 55296 && u <= 57343) { - var u1 = str.charCodeAt(++i); - u = 65536 + ((u & 1023) << 10) | (u1 & 1023); - } - if (u <= 127) { - if (outIdx >= endIdx) break; - heap[outIdx++] = u; - } else if (u <= 2047) { - if (outIdx + 1 >= endIdx) break; - heap[outIdx++] = 192 | (u >> 6); - heap[outIdx++] = 128 | (u & 63); - } else if (u <= 65535) { - if (outIdx + 2 >= endIdx) break; - heap[outIdx++] = 224 | (u >> 12); - heap[outIdx++] = 128 | ((u >> 6) & 63); - heap[outIdx++] = 128 | (u & 63); - } else { - if (outIdx + 3 >= endIdx) break; - heap[outIdx++] = 240 | (u >> 18); - heap[outIdx++] = 128 | ((u >> 12) & 63); - heap[outIdx++] = 128 | ((u >> 6) & 63); - heap[outIdx++] = 128 | (u & 63); - } - } - heap[outIdx] = 0; - return outIdx - startIdx; -}; - -/** @type {function(string, boolean=, number=)} */ function intArrayFromString(stringy, dontAddNull, length) { - var len = length > 0 ? length : lengthBytesUTF8(stringy) + 1; - var u8array = new Array(len); - var numBytesWritten = stringToUTF8Array(stringy, u8array, 0, u8array.length); - if (dontAddNull) u8array.length = numBytesWritten; - return u8array; -} - -var FS_stdin_getChar = () => { - if (!FS_stdin_getChar_buffer.length) { - var result = null; - if (ENVIRONMENT_IS_NODE) { - var BUFSIZE = 256; - var buf = Buffer.alloc(BUFSIZE); - var bytesRead = 0; - /** @suppress {missingProperties} */ var fd = process.stdin.fd; - try { - bytesRead = fs.readSync(fd, buf, 0, BUFSIZE); - } catch (e) { - if (e.toString().includes("EOF")) bytesRead = 0; else throw e; - } - if (bytesRead > 0) { - result = buf.slice(0, bytesRead).toString("utf-8"); - } - } else {} - if (!result) { - return null; - } - FS_stdin_getChar_buffer = intArrayFromString(result, true); - } - return FS_stdin_getChar_buffer.shift(); -}; - -var TTY = { - ttys: [], - init() {}, - shutdown() {}, - register(dev, ops) { - TTY.ttys[dev] = { - input: [], - output: [], - ops: ops - }; - FS.registerDevice(dev, TTY.stream_ops); - }, - stream_ops: { - open(stream) { - var tty = TTY.ttys[stream.node.rdev]; - if (!tty) { - throw new FS.ErrnoError(43); - } - stream.tty = tty; - stream.seekable = false; - }, - close(stream) { - stream.tty.ops.fsync(stream.tty); - }, - fsync(stream) { - stream.tty.ops.fsync(stream.tty); - }, - read(stream, buffer, offset, length, pos) { - /* ignored */ if (!stream.tty || !stream.tty.ops.get_char) { - throw new FS.ErrnoError(60); - } - var bytesRead = 0; - for (var i = 0; i < length; i++) { - var result; - try { - result = stream.tty.ops.get_char(stream.tty); - } catch (e) { - throw new FS.ErrnoError(29); - } - if (result === undefined && bytesRead === 0) { - throw new FS.ErrnoError(6); - } - if (result === null || result === undefined) break; - bytesRead++; - buffer[offset + i] = result; - } - if (bytesRead) { - stream.node.timestamp = Date.now(); - } - return bytesRead; - }, - write(stream, buffer, offset, length, pos) { - if (!stream.tty || !stream.tty.ops.put_char) { - throw new FS.ErrnoError(60); - } - try { - for (var i = 0; i < length; i++) { - stream.tty.ops.put_char(stream.tty, buffer[offset + i]); - } - } catch (e) { - throw new FS.ErrnoError(29); - } - if (length) { - stream.node.timestamp = Date.now(); - } - return i; - } - }, - default_tty_ops: { - get_char(tty) { - return FS_stdin_getChar(); - }, - put_char(tty, val) { - if (val === null || val === 10) { - out(UTF8ArrayToString(tty.output, 0)); - tty.output = []; - } else { - if (val != 0) tty.output.push(val); - } - }, - fsync(tty) { - if (tty.output && tty.output.length > 0) { - out(UTF8ArrayToString(tty.output, 0)); - tty.output = []; - } - }, - ioctl_tcgets(tty) { - return { - c_iflag: 25856, - c_oflag: 5, - c_cflag: 191, - c_lflag: 35387, - c_cc: [ 3, 28, 127, 21, 4, 0, 1, 0, 17, 19, 26, 0, 18, 15, 23, 22, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 ] - }; - }, - ioctl_tcsets(tty, optional_actions, data) { - return 0; - }, - ioctl_tiocgwinsz(tty) { - return [ 24, 80 ]; - } - }, - default_tty1_ops: { - put_char(tty, val) { - if (val === null || val === 10) { - err(UTF8ArrayToString(tty.output, 0)); - tty.output = []; - } else { - if (val != 0) tty.output.push(val); - } - }, - fsync(tty) { - if (tty.output && tty.output.length > 0) { - err(UTF8ArrayToString(tty.output, 0)); - tty.output = []; - } - } - } -}; - -var zeroMemory = (address, size) => { - HEAPU8.fill(0, address, address + size); - return address; -}; - -var alignMemory = (size, alignment) => Math.ceil(size / alignment) * alignment; - -var mmapAlloc = size => { - size = alignMemory(size, 65536); - var ptr = _emscripten_builtin_memalign(65536, size); - if (!ptr) return 0; - return zeroMemory(ptr, size); -}; - -var MEMFS = { - ops_table: null, - mount(mount) { - return MEMFS.createNode(null, "/", 16384 | 511, /* 0777 */ 0); - }, - createNode(parent, name, mode, dev) { - if (FS.isBlkdev(mode) || FS.isFIFO(mode)) { - throw new FS.ErrnoError(63); - } - MEMFS.ops_table ||= { - dir: { - node: { - getattr: MEMFS.node_ops.getattr, - setattr: MEMFS.node_ops.setattr, - lookup: MEMFS.node_ops.lookup, - mknod: MEMFS.node_ops.mknod, - rename: MEMFS.node_ops.rename, - unlink: MEMFS.node_ops.unlink, - rmdir: MEMFS.node_ops.rmdir, - readdir: MEMFS.node_ops.readdir, - symlink: MEMFS.node_ops.symlink - }, - stream: { - llseek: MEMFS.stream_ops.llseek - } - }, - file: { - node: { - getattr: MEMFS.node_ops.getattr, - setattr: MEMFS.node_ops.setattr - }, - stream: { - llseek: MEMFS.stream_ops.llseek, - read: MEMFS.stream_ops.read, - write: MEMFS.stream_ops.write, - allocate: MEMFS.stream_ops.allocate, - mmap: MEMFS.stream_ops.mmap, - msync: MEMFS.stream_ops.msync - } - }, - link: { - node: { - getattr: MEMFS.node_ops.getattr, - setattr: MEMFS.node_ops.setattr, - readlink: MEMFS.node_ops.readlink - }, - stream: {} - }, - chrdev: { - node: { - getattr: MEMFS.node_ops.getattr, - setattr: MEMFS.node_ops.setattr - }, - stream: FS.chrdev_stream_ops - } - }; - var node = FS.createNode(parent, name, mode, dev); - if (FS.isDir(node.mode)) { - node.node_ops = MEMFS.ops_table.dir.node; - node.stream_ops = MEMFS.ops_table.dir.stream; - node.contents = {}; - } else if (FS.isFile(node.mode)) { - node.node_ops = MEMFS.ops_table.file.node; - node.stream_ops = MEMFS.ops_table.file.stream; - node.usedBytes = 0; - node.contents = null; - } else if (FS.isLink(node.mode)) { - node.node_ops = MEMFS.ops_table.link.node; - node.stream_ops = MEMFS.ops_table.link.stream; - } else if (FS.isChrdev(node.mode)) { - node.node_ops = MEMFS.ops_table.chrdev.node; - node.stream_ops = MEMFS.ops_table.chrdev.stream; - } - node.timestamp = Date.now(); - if (parent) { - parent.contents[name] = node; - parent.timestamp = node.timestamp; - } - return node; - }, - getFileDataAsTypedArray(node) { - if (!node.contents) return new Uint8Array(0); - if (node.contents.subarray) return node.contents.subarray(0, node.usedBytes); - return new Uint8Array(node.contents); - }, - expandFileStorage(node, newCapacity) { - var prevCapacity = node.contents ? node.contents.length : 0; - if (prevCapacity >= newCapacity) return; - var CAPACITY_DOUBLING_MAX = 1024 * 1024; - newCapacity = Math.max(newCapacity, (prevCapacity * (prevCapacity < CAPACITY_DOUBLING_MAX ? 2 : 1.125)) >>> 0); - if (prevCapacity != 0) newCapacity = Math.max(newCapacity, 256); - var oldContents = node.contents; - node.contents = new Uint8Array(newCapacity); - if (node.usedBytes > 0) node.contents.set(oldContents.subarray(0, node.usedBytes), 0); - }, - resizeFileStorage(node, newSize) { - if (node.usedBytes == newSize) return; - if (newSize == 0) { - node.contents = null; - node.usedBytes = 0; - } else { - var oldContents = node.contents; - node.contents = new Uint8Array(newSize); - if (oldContents) { - node.contents.set(oldContents.subarray(0, Math.min(newSize, node.usedBytes))); - } - node.usedBytes = newSize; - } - }, - node_ops: { - getattr(node) { - var attr = {}; - attr.dev = FS.isChrdev(node.mode) ? node.id : 1; - attr.ino = node.id; - attr.mode = node.mode; - attr.nlink = 1; - attr.uid = 0; - attr.gid = 0; - attr.rdev = node.rdev; - if (FS.isDir(node.mode)) { - attr.size = 4096; - } else if (FS.isFile(node.mode)) { - attr.size = node.usedBytes; - } else if (FS.isLink(node.mode)) { - attr.size = node.link.length; - } else { - attr.size = 0; - } - attr.atime = new Date(node.timestamp); - attr.mtime = new Date(node.timestamp); - attr.ctime = new Date(node.timestamp); - attr.blksize = 4096; - attr.blocks = Math.ceil(attr.size / attr.blksize); - return attr; - }, - setattr(node, attr) { - if (attr.mode !== undefined) { - node.mode = attr.mode; - } - if (attr.timestamp !== undefined) { - node.timestamp = attr.timestamp; - } - if (attr.size !== undefined) { - MEMFS.resizeFileStorage(node, attr.size); - } - }, - lookup(parent, name) { - throw FS.genericErrors[44]; - }, - mknod(parent, name, mode, dev) { - return MEMFS.createNode(parent, name, mode, dev); - }, - rename(old_node, new_dir, new_name) { - if (FS.isDir(old_node.mode)) { - var new_node; - try { - new_node = FS.lookupNode(new_dir, new_name); - } catch (e) {} - if (new_node) { - for (var i in new_node.contents) { - throw new FS.ErrnoError(55); - } - } - } - delete old_node.parent.contents[old_node.name]; - old_node.parent.timestamp = Date.now(); - old_node.name = new_name; - new_dir.contents[new_name] = old_node; - new_dir.timestamp = old_node.parent.timestamp; - }, - unlink(parent, name) { - delete parent.contents[name]; - parent.timestamp = Date.now(); - }, - rmdir(parent, name) { - var node = FS.lookupNode(parent, name); - for (var i in node.contents) { - throw new FS.ErrnoError(55); - } - delete parent.contents[name]; - parent.timestamp = Date.now(); - }, - readdir(node) { - var entries = [ ".", ".." ]; - for (var key of Object.keys(node.contents)) { - entries.push(key); - } - return entries; - }, - symlink(parent, newname, oldpath) { - var node = MEMFS.createNode(parent, newname, 511 | /* 0777 */ 40960, 0); - node.link = oldpath; - return node; - }, - readlink(node) { - if (!FS.isLink(node.mode)) { - throw new FS.ErrnoError(28); - } - return node.link; - } - }, - stream_ops: { - read(stream, buffer, offset, length, position) { - var contents = stream.node.contents; - if (position >= stream.node.usedBytes) return 0; - var size = Math.min(stream.node.usedBytes - position, length); - if (size > 8 && contents.subarray) { - buffer.set(contents.subarray(position, position + size), offset); - } else { - for (var i = 0; i < size; i++) buffer[offset + i] = contents[position + i]; - } - return size; - }, - write(stream, buffer, offset, length, position, canOwn) { - if (buffer.buffer === HEAP8.buffer) { - canOwn = false; - } - if (!length) return 0; - var node = stream.node; - node.timestamp = Date.now(); - if (buffer.subarray && (!node.contents || node.contents.subarray)) { - if (canOwn) { - node.contents = buffer.subarray(offset, offset + length); - node.usedBytes = length; - return length; - } else if (node.usedBytes === 0 && position === 0) { - node.contents = buffer.slice(offset, offset + length); - node.usedBytes = length; - return length; - } else if (position + length <= node.usedBytes) { - node.contents.set(buffer.subarray(offset, offset + length), position); - return length; - } - } - MEMFS.expandFileStorage(node, position + length); - if (node.contents.subarray && buffer.subarray) { - node.contents.set(buffer.subarray(offset, offset + length), position); - } else { - for (var i = 0; i < length; i++) { - node.contents[position + i] = buffer[offset + i]; - } - } - node.usedBytes = Math.max(node.usedBytes, position + length); - return length; - }, - llseek(stream, offset, whence) { - var position = offset; - if (whence === 1) { - position += stream.position; - } else if (whence === 2) { - if (FS.isFile(stream.node.mode)) { - position += stream.node.usedBytes; - } - } - if (position < 0) { - throw new FS.ErrnoError(28); - } - return position; - }, - allocate(stream, offset, length) { - MEMFS.expandFileStorage(stream.node, offset + length); - stream.node.usedBytes = Math.max(stream.node.usedBytes, offset + length); - }, - mmap(stream, length, position, prot, flags) { - if (!FS.isFile(stream.node.mode)) { - throw new FS.ErrnoError(43); - } - var ptr; - var allocated; - var contents = stream.node.contents; - if (!(flags & 2) && contents.buffer === HEAP8.buffer) { - allocated = false; - ptr = contents.byteOffset; - } else { - if (position > 0 || position + length < contents.length) { - if (contents.subarray) { - contents = contents.subarray(position, position + length); - } else { - contents = Array.prototype.slice.call(contents, position, position + length); - } - } - allocated = true; - ptr = mmapAlloc(length); - if (!ptr) { - throw new FS.ErrnoError(48); - } - HEAP8.set(contents, ptr); - } - return { - ptr: ptr, - allocated: allocated - }; - }, - msync(stream, buffer, offset, length, mmapFlags) { - MEMFS.stream_ops.write(stream, buffer, 0, length, offset, false); - return 0; - } - } -}; - -/** @param {boolean=} noRunDep */ var asyncLoad = (url, onload, onerror, noRunDep) => { - var dep = !noRunDep ? getUniqueRunDependency(`al ${url}`) : ""; - readAsync(url, arrayBuffer => { - onload(new Uint8Array(arrayBuffer)); - if (dep) removeRunDependency(dep); - }, event => { - if (onerror) { - onerror(); - } else { - throw `Loading data file "${url}" failed.`; - } - }); - if (dep) addRunDependency(dep); -}; - -var FS_createDataFile = (parent, name, fileData, canRead, canWrite, canOwn) => { - FS.createDataFile(parent, name, fileData, canRead, canWrite, canOwn); -}; - -var preloadPlugins = Module["preloadPlugins"] || []; - -var FS_handledByPreloadPlugin = (byteArray, fullname, finish, onerror) => { - if (typeof Browser != "undefined") Browser.init(); - var handled = false; - preloadPlugins.forEach(plugin => { - if (handled) return; - if (plugin["canHandle"](fullname)) { - plugin["handle"](byteArray, fullname, finish, onerror); - handled = true; - } - }); - return handled; -}; - -var FS_createPreloadedFile = (parent, name, url, canRead, canWrite, onload, onerror, dontCreateFile, canOwn, preFinish) => { - var fullname = name ? PATH_FS.resolve(PATH.join2(parent, name)) : parent; - var dep = getUniqueRunDependency(`cp ${fullname}`); - function processData(byteArray) { - function finish(byteArray) { - preFinish?.(); - if (!dontCreateFile) { - FS_createDataFile(parent, name, byteArray, canRead, canWrite, canOwn); - } - onload?.(); - removeRunDependency(dep); - } - if (FS_handledByPreloadPlugin(byteArray, fullname, finish, () => { - onerror?.(); - removeRunDependency(dep); - })) { - return; - } - finish(byteArray); - } - addRunDependency(dep); - if (typeof url == "string") { - asyncLoad(url, processData, onerror); - } else { - processData(url); - } -}; - -var FS_modeStringToFlags = str => { - var flagModes = { - "r": 0, - "r+": 2, - "w": 512 | 64 | 1, - "w+": 512 | 64 | 2, - "a": 1024 | 64 | 1, - "a+": 1024 | 64 | 2 - }; - var flags = flagModes[str]; - if (typeof flags == "undefined") { - throw new Error(`Unknown file open mode: ${str}`); - } - return flags; -}; - -var FS_getMode = (canRead, canWrite) => { - var mode = 0; - if (canRead) mode |= 292 | 73; - if (canWrite) mode |= 146; - return mode; -}; - -var ERRNO_CODES = { - "EPERM": 63, - "ENOENT": 44, - "ESRCH": 71, - "EINTR": 27, - "EIO": 29, - "ENXIO": 60, - "E2BIG": 1, - "ENOEXEC": 45, - "EBADF": 8, - "ECHILD": 12, - "EAGAIN": 6, - "EWOULDBLOCK": 6, - "ENOMEM": 48, - "EACCES": 2, - "EFAULT": 21, - "ENOTBLK": 105, - "EBUSY": 10, - "EEXIST": 20, - "EXDEV": 75, - "ENODEV": 43, - "ENOTDIR": 54, - "EISDIR": 31, - "EINVAL": 28, - "ENFILE": 41, - "EMFILE": 33, - "ENOTTY": 59, - "ETXTBSY": 74, - "EFBIG": 22, - "ENOSPC": 51, - "ESPIPE": 70, - "EROFS": 69, - "EMLINK": 34, - "EPIPE": 64, - "EDOM": 18, - "ERANGE": 68, - "ENOMSG": 49, - "EIDRM": 24, - "ECHRNG": 106, - "EL2NSYNC": 156, - "EL3HLT": 107, - "EL3RST": 108, - "ELNRNG": 109, - "EUNATCH": 110, - "ENOCSI": 111, - "EL2HLT": 112, - "EDEADLK": 16, - "ENOLCK": 46, - "EBADE": 113, - "EBADR": 114, - "EXFULL": 115, - "ENOANO": 104, - "EBADRQC": 103, - "EBADSLT": 102, - "EDEADLOCK": 16, - "EBFONT": 101, - "ENOSTR": 100, - "ENODATA": 116, - "ETIME": 117, - "ENOSR": 118, - "ENONET": 119, - "ENOPKG": 120, - "EREMOTE": 121, - "ENOLINK": 47, - "EADV": 122, - "ESRMNT": 123, - "ECOMM": 124, - "EPROTO": 65, - "EMULTIHOP": 36, - "EDOTDOT": 125, - "EBADMSG": 9, - "ENOTUNIQ": 126, - "EBADFD": 127, - "EREMCHG": 128, - "ELIBACC": 129, - "ELIBBAD": 130, - "ELIBSCN": 131, - "ELIBMAX": 132, - "ELIBEXEC": 133, - "ENOSYS": 52, - "ENOTEMPTY": 55, - "ENAMETOOLONG": 37, - "ELOOP": 32, - "EOPNOTSUPP": 138, - "EPFNOSUPPORT": 139, - "ECONNRESET": 15, - "ENOBUFS": 42, - "EAFNOSUPPORT": 5, - "EPROTOTYPE": 67, - "ENOTSOCK": 57, - "ENOPROTOOPT": 50, - "ESHUTDOWN": 140, - "ECONNREFUSED": 14, - "EADDRINUSE": 3, - "ECONNABORTED": 13, - "ENETUNREACH": 40, - "ENETDOWN": 38, - "ETIMEDOUT": 73, - "EHOSTDOWN": 142, - "EHOSTUNREACH": 23, - "EINPROGRESS": 26, - "EALREADY": 7, - "EDESTADDRREQ": 17, - "EMSGSIZE": 35, - "EPROTONOSUPPORT": 66, - "ESOCKTNOSUPPORT": 137, - "EADDRNOTAVAIL": 4, - "ENETRESET": 39, - "EISCONN": 30, - "ENOTCONN": 53, - "ETOOMANYREFS": 141, - "EUSERS": 136, - "EDQUOT": 19, - "ESTALE": 72, - "ENOTSUP": 138, - "ENOMEDIUM": 148, - "EILSEQ": 25, - "EOVERFLOW": 61, - "ECANCELED": 11, - "ENOTRECOVERABLE": 56, - "EOWNERDEAD": 62, - "ESTRPIPE": 135 -}; - -var NODEFS = { - isWindows: false, - staticInit() { - NODEFS.isWindows = !!process.platform.match(/^win/); - var flags = process.binding("constants"); - if (flags["fs"]) { - flags = flags["fs"]; - } - NODEFS.flagsForNodeMap = { - 1024: flags["O_APPEND"], - 64: flags["O_CREAT"], - 128: flags["O_EXCL"], - 256: flags["O_NOCTTY"], - 0: flags["O_RDONLY"], - 2: flags["O_RDWR"], - 4096: flags["O_SYNC"], - 512: flags["O_TRUNC"], - 1: flags["O_WRONLY"], - 131072: flags["O_NOFOLLOW"] - }; - }, - convertNodeCode(e) { - var code = e.code; - return ERRNO_CODES[code]; - }, - tryFSOperation(f) { - try { - return f(); - } catch (e) { - if (!e.code) throw e; - if (e.code === "UNKNOWN") throw new FS.ErrnoError(28); - throw new FS.ErrnoError(NODEFS.convertNodeCode(e)); - } - }, - mount(mount) { - return NODEFS.createNode(null, "/", NODEFS.getMode(mount.opts.root), 0); - }, - createNode(parent, name, mode, dev) { - if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { - throw new FS.ErrnoError(28); - } - var node = FS.createNode(parent, name, mode); - node.node_ops = NODEFS.node_ops; - node.stream_ops = NODEFS.stream_ops; - return node; - }, - getMode(path) { - var stat; - return NODEFS.tryFSOperation(() => { - stat = fs.lstatSync(path); - if (NODEFS.isWindows) { - stat.mode |= (stat.mode & 292) >> 2; - } - return stat.mode; - }); - }, - realPath(node) { - var parts = []; - while (node.parent !== node) { - parts.push(node.name); - node = node.parent; - } - parts.push(node.mount.opts.root); - parts.reverse(); - return PATH.join(...parts); - }, - flagsForNode(flags) { - flags &= ~2097152; - flags &= ~2048; - flags &= ~32768; - flags &= ~524288; - flags &= ~65536; - var newFlags = 0; - for (var k in NODEFS.flagsForNodeMap) { - if (flags & k) { - newFlags |= NODEFS.flagsForNodeMap[k]; - flags ^= k; - } - } - if (flags) { - throw new FS.ErrnoError(28); - } - return newFlags; - }, - node_ops: { - getattr(node) { - var path = NODEFS.realPath(node); - var stat; - NODEFS.tryFSOperation(() => stat = fs.lstatSync(path)); - if (NODEFS.isWindows) { - if (!stat.blksize) { - stat.blksize = 4096; - } - if (!stat.blocks) { - stat.blocks = (stat.size + stat.blksize - 1) / stat.blksize | 0; - } - stat.mode |= (stat.mode & 292) >> 2; - } - return { - dev: stat.dev, - ino: stat.ino, - mode: stat.mode, - nlink: stat.nlink, - uid: stat.uid, - gid: stat.gid, - rdev: stat.rdev, - size: stat.size, - atime: stat.atime, - mtime: stat.mtime, - ctime: stat.ctime, - blksize: stat.blksize, - blocks: stat.blocks - }; - }, - setattr(node, attr) { - var path = NODEFS.realPath(node); - NODEFS.tryFSOperation(() => { - if (attr.mode !== undefined) { - fs.chmodSync(path, attr.mode); - node.mode = attr.mode; - } - if (attr.timestamp !== undefined) { - var date = new Date(attr.timestamp); - fs.utimesSync(path, date, date); - } - if (attr.size !== undefined) { - fs.truncateSync(path, attr.size); - } - }); - }, - lookup(parent, name) { - var path = PATH.join2(NODEFS.realPath(parent), name); - var mode = NODEFS.getMode(path); - return NODEFS.createNode(parent, name, mode); - }, - mknod(parent, name, mode, dev) { - var node = NODEFS.createNode(parent, name, mode, dev); - var path = NODEFS.realPath(node); - NODEFS.tryFSOperation(() => { - if (FS.isDir(node.mode)) { - fs.mkdirSync(path, node.mode); - } else { - fs.writeFileSync(path, "", { - mode: node.mode - }); - } - }); - return node; - }, - rename(oldNode, newDir, newName) { - var oldPath = NODEFS.realPath(oldNode); - var newPath = PATH.join2(NODEFS.realPath(newDir), newName); - NODEFS.tryFSOperation(() => fs.renameSync(oldPath, newPath)); - oldNode.name = newName; - }, - unlink(parent, name) { - var path = PATH.join2(NODEFS.realPath(parent), name); - NODEFS.tryFSOperation(() => fs.unlinkSync(path)); - }, - rmdir(parent, name) { - var path = PATH.join2(NODEFS.realPath(parent), name); - NODEFS.tryFSOperation(() => fs.rmdirSync(path)); - }, - readdir(node) { - var path = NODEFS.realPath(node); - return NODEFS.tryFSOperation(() => fs.readdirSync(path)); - }, - symlink(parent, newName, oldPath) { - var newPath = PATH.join2(NODEFS.realPath(parent), newName); - NODEFS.tryFSOperation(() => fs.symlinkSync(oldPath, newPath)); - }, - readlink(node) { - var path = NODEFS.realPath(node); - return NODEFS.tryFSOperation(() => fs.readlinkSync(path)); - } - }, - stream_ops: { - open(stream) { - var path = NODEFS.realPath(stream.node); - NODEFS.tryFSOperation(() => { - if (FS.isFile(stream.node.mode)) { - stream.shared.refcount = 1; - stream.nfd = fs.openSync(path, NODEFS.flagsForNode(stream.flags)); - } - }); - }, - close(stream) { - NODEFS.tryFSOperation(() => { - if (FS.isFile(stream.node.mode) && stream.nfd && --stream.shared.refcount === 0) { - fs.closeSync(stream.nfd); - } - }); - }, - dup(stream) { - stream.shared.refcount++; - }, - read(stream, buffer, offset, length, position) { - if (length === 0) return 0; - return NODEFS.tryFSOperation(() => fs.readSync(stream.nfd, new Int8Array(buffer.buffer, offset, length), 0, length, position)); - }, - write(stream, buffer, offset, length, position) { - return NODEFS.tryFSOperation(() => fs.writeSync(stream.nfd, new Int8Array(buffer.buffer, offset, length), 0, length, position)); - }, - llseek(stream, offset, whence) { - var position = offset; - if (whence === 1) { - position += stream.position; - } else if (whence === 2) { - if (FS.isFile(stream.node.mode)) { - NODEFS.tryFSOperation(() => { - var stat = fs.fstatSync(stream.nfd); - position += stat.size; - }); - } - } - if (position < 0) { - throw new FS.ErrnoError(28); - } - return position; - }, - mmap(stream, length, position, prot, flags) { - if (!FS.isFile(stream.node.mode)) { - throw new FS.ErrnoError(43); - } - var ptr = mmapAlloc(length); - NODEFS.stream_ops.read(stream, HEAP8, ptr, length, position); - return { - ptr: ptr, - allocated: true - }; - }, - msync(stream, buffer, offset, length, mmapFlags) { - NODEFS.stream_ops.write(stream, buffer, 0, length, offset, false); - return 0; - } - } -}; - -var PROXYFS = { - mount(mount) { - return PROXYFS.createNode(null, "/", mount.opts.fs.lstat(mount.opts.root).mode, 0); - }, - createNode(parent, name, mode, dev) { - if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { - throw new FS.ErrnoError(ERRNO_CODES.EINVAL); - } - var node = FS.createNode(parent, name, mode); - node.node_ops = PROXYFS.node_ops; - node.stream_ops = PROXYFS.stream_ops; - return node; - }, - realPath(node) { - var parts = []; - while (node.parent !== node) { - parts.push(node.name); - node = node.parent; - } - parts.push(node.mount.opts.root); - parts.reverse(); - return PATH.join(...parts); - }, - node_ops: { - getattr(node) { - var path = PROXYFS.realPath(node); - var stat; - try { - stat = node.mount.opts.fs.lstat(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - return { - dev: stat.dev, - ino: stat.ino, - mode: stat.mode, - nlink: stat.nlink, - uid: stat.uid, - gid: stat.gid, - rdev: stat.rdev, - size: stat.size, - atime: stat.atime, - mtime: stat.mtime, - ctime: stat.ctime, - blksize: stat.blksize, - blocks: stat.blocks - }; - }, - setattr(node, attr) { - var path = PROXYFS.realPath(node); - try { - if (attr.mode !== undefined) { - node.mount.opts.fs.chmod(path, attr.mode); - node.mode = attr.mode; - } - if (attr.timestamp !== undefined) { - var date = new Date(attr.timestamp); - node.mount.opts.fs.utime(path, date, date); - } - if (attr.size !== undefined) { - node.mount.opts.fs.truncate(path, attr.size); - } - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - lookup(parent, name) { - try { - var path = PATH.join2(PROXYFS.realPath(parent), name); - var mode = parent.mount.opts.fs.lstat(path).mode; - var node = PROXYFS.createNode(parent, name, mode); - return node; - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - mknod(parent, name, mode, dev) { - var node = PROXYFS.createNode(parent, name, mode, dev); - var path = PROXYFS.realPath(node); - try { - if (FS.isDir(node.mode)) { - node.mount.opts.fs.mkdir(path, node.mode); - } else { - node.mount.opts.fs.writeFile(path, "", { - mode: node.mode - }); - } - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - return node; - }, - rename(oldNode, newDir, newName) { - var oldPath = PROXYFS.realPath(oldNode); - var newPath = PATH.join2(PROXYFS.realPath(newDir), newName); - try { - oldNode.mount.opts.fs.rename(oldPath, newPath); - oldNode.name = newName; - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - unlink(parent, name) { - var path = PATH.join2(PROXYFS.realPath(parent), name); - try { - parent.mount.opts.fs.unlink(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - rmdir(parent, name) { - var path = PATH.join2(PROXYFS.realPath(parent), name); - try { - parent.mount.opts.fs.rmdir(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - readdir(node) { - var path = PROXYFS.realPath(node); - try { - return node.mount.opts.fs.readdir(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - symlink(parent, newName, oldPath) { - var newPath = PATH.join2(PROXYFS.realPath(parent), newName); - try { - parent.mount.opts.fs.symlink(oldPath, newPath); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - readlink(node) { - var path = PROXYFS.realPath(node); - try { - return node.mount.opts.fs.readlink(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - } - }, - stream_ops: { - open(stream) { - var path = PROXYFS.realPath(stream.node); - try { - stream.nfd = stream.node.mount.opts.fs.open(path, stream.flags); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - close(stream) { - try { - stream.node.mount.opts.fs.close(stream.nfd); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - read(stream, buffer, offset, length, position) { - try { - return stream.node.mount.opts.fs.read(stream.nfd, buffer, offset, length, position); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - write(stream, buffer, offset, length, position) { - try { - return stream.node.mount.opts.fs.write(stream.nfd, buffer, offset, length, position); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - llseek(stream, offset, whence) { - var position = offset; - if (whence === 1) { - position += stream.position; - } else if (whence === 2) { - if (FS.isFile(stream.node.mode)) { - try { - var stat = stream.node.node_ops.getattr(stream.node); - position += stat.size; - } catch (e) { - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - } - } - if (position < 0) { - throw new FS.ErrnoError(ERRNO_CODES.EINVAL); - } - return position; - } - } -}; - -var FS = { - root: null, - mounts: [], - devices: {}, - streams: [], - nextInode: 1, - nameTable: null, - currentPath: "/", - initialized: false, - ignorePermissions: true, - ErrnoError: class { - constructor(errno) { - this.name = "ErrnoError"; - this.errno = errno; - } - }, - genericErrors: {}, - filesystems: null, - syncFSRequests: 0, - FSStream: class { - constructor() { - this.shared = {}; - } - get object() { - return this.node; - } - set object(val) { - this.node = val; - } - get isRead() { - return (this.flags & 2097155) !== 1; - } - get isWrite() { - return (this.flags & 2097155) !== 0; - } - get isAppend() { - return (this.flags & 1024); - } - get flags() { - return this.shared.flags; - } - set flags(val) { - this.shared.flags = val; - } - get position() { - return this.shared.position; - } - set position(val) { - this.shared.position = val; - } - }, - FSNode: class { - constructor(parent, name, mode, rdev) { - if (!parent) { - parent = this; - } - this.parent = parent; - this.mount = parent.mount; - this.mounted = null; - this.id = FS.nextInode++; - this.name = name; - this.mode = mode; - this.node_ops = {}; - this.stream_ops = {}; - this.rdev = rdev; - this.readMode = 292 | /*292*/ 73; - /*73*/ this.writeMode = 146; - } - /*146*/ get read() { - return (this.mode & this.readMode) === this.readMode; - } - set read(val) { - val ? this.mode |= this.readMode : this.mode &= ~this.readMode; - } - get write() { - return (this.mode & this.writeMode) === this.writeMode; - } - set write(val) { - val ? this.mode |= this.writeMode : this.mode &= ~this.writeMode; - } - get isFolder() { - return FS.isDir(this.mode); - } - get isDevice() { - return FS.isChrdev(this.mode); - } - }, - lookupPath(path, opts = {}) { - path = PATH_FS.resolve(path); - if (!path) return { - path: "", - node: null - }; - var defaults = { - follow_mount: true, - recurse_count: 0 - }; - opts = Object.assign(defaults, opts); - if (opts.recurse_count > 8) { - throw new FS.ErrnoError(32); - } - var parts = path.split("/").filter(p => !!p); - var current = FS.root; - var current_path = "/"; - for (var i = 0; i < parts.length; i++) { - var islast = (i === parts.length - 1); - if (islast && opts.parent) { - break; - } - current = FS.lookupNode(current, parts[i]); - current_path = PATH.join2(current_path, parts[i]); - if (FS.isMountpoint(current)) { - if (!islast || (islast && opts.follow_mount)) { - current = current.mounted.root; - } - } - if (!islast || opts.follow) { - var count = 0; - while (FS.isLink(current.mode)) { - var link = FS.readlink(current_path); - current_path = PATH_FS.resolve(PATH.dirname(current_path), link); - var lookup = FS.lookupPath(current_path, { - recurse_count: opts.recurse_count + 1 - }); - current = lookup.node; - if (count++ > 40) { - throw new FS.ErrnoError(32); - } - } - } - } - return { - path: current_path, - node: current - }; - }, - getPath(node) { - var path; - while (true) { - if (FS.isRoot(node)) { - var mount = node.mount.mountpoint; - if (!path) return mount; - return mount[mount.length - 1] !== "/" ? `${mount}/${path}` : mount + path; - } - path = path ? `${node.name}/${path}` : node.name; - node = node.parent; - } - }, - hashName(parentid, name) { - var hash = 0; - for (var i = 0; i < name.length; i++) { - hash = ((hash << 5) - hash + name.charCodeAt(i)) | 0; - } - return ((parentid + hash) >>> 0) % FS.nameTable.length; - }, - hashAddNode(node) { - var hash = FS.hashName(node.parent.id, node.name); - node.name_next = FS.nameTable[hash]; - FS.nameTable[hash] = node; - }, - hashRemoveNode(node) { - var hash = FS.hashName(node.parent.id, node.name); - if (FS.nameTable[hash] === node) { - FS.nameTable[hash] = node.name_next; - } else { - var current = FS.nameTable[hash]; - while (current) { - if (current.name_next === node) { - current.name_next = node.name_next; - break; - } - current = current.name_next; - } - } - }, - lookupNode(parent, name) { - var errCode = FS.mayLookup(parent); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - var hash = FS.hashName(parent.id, name); - for (var node = FS.nameTable[hash]; node; node = node.name_next) { - var nodeName = node.name; - if (node.parent.id === parent.id && nodeName === name) { - return node; - } - } - return FS.lookup(parent, name); - }, - createNode(parent, name, mode, rdev) { - var node = new FS.FSNode(parent, name, mode, rdev); - FS.hashAddNode(node); - return node; - }, - destroyNode(node) { - FS.hashRemoveNode(node); - }, - isRoot(node) { - return node === node.parent; - }, - isMountpoint(node) { - return !!node.mounted; - }, - isFile(mode) { - return (mode & 61440) === 32768; - }, - isDir(mode) { - return (mode & 61440) === 16384; - }, - isLink(mode) { - return (mode & 61440) === 40960; - }, - isChrdev(mode) { - return (mode & 61440) === 8192; - }, - isBlkdev(mode) { - return (mode & 61440) === 24576; - }, - isFIFO(mode) { - return (mode & 61440) === 4096; - }, - isSocket(mode) { - return (mode & 49152) === 49152; - }, - flagsToPermissionString(flag) { - var perms = [ "r", "w", "rw" ][flag & 3]; - if ((flag & 512)) { - perms += "w"; - } - return perms; - }, - nodePermissions(node, perms) { - if (FS.ignorePermissions) { - return 0; - } - if (perms.includes("r") && !(node.mode & 292)) { - return 2; - } else if (perms.includes("w") && !(node.mode & 146)) { - return 2; - } else if (perms.includes("x") && !(node.mode & 73)) { - return 2; - } - return 0; - }, - mayLookup(dir) { - if (!FS.isDir(dir.mode)) return 54; - var errCode = FS.nodePermissions(dir, "x"); - if (errCode) return errCode; - if (!dir.node_ops.lookup) return 2; - return 0; - }, - mayCreate(dir, name) { - try { - var node = FS.lookupNode(dir, name); - return 20; - } catch (e) {} - return FS.nodePermissions(dir, "wx"); - }, - mayDelete(dir, name, isdir) { - var node; - try { - node = FS.lookupNode(dir, name); - } catch (e) { - return e.errno; - } - var errCode = FS.nodePermissions(dir, "wx"); - if (errCode) { - return errCode; - } - if (isdir) { - if (!FS.isDir(node.mode)) { - return 54; - } - if (FS.isRoot(node) || FS.getPath(node) === FS.cwd()) { - return 10; - } - } else { - if (FS.isDir(node.mode)) { - return 31; - } - } - return 0; - }, - mayOpen(node, flags) { - if (!node) { - return 44; - } - if (FS.isLink(node.mode)) { - return 32; - } else if (FS.isDir(node.mode)) { - if (FS.flagsToPermissionString(flags) !== "r" || (flags & 512)) { - return 31; - } - } - return FS.nodePermissions(node, FS.flagsToPermissionString(flags)); - }, - MAX_OPEN_FDS: 4096, - nextfd() { - for (var fd = 0; fd <= FS.MAX_OPEN_FDS; fd++) { - if (!FS.streams[fd]) { - return fd; - } - } - throw new FS.ErrnoError(33); - }, - getStreamChecked(fd) { - var stream = FS.getStream(fd); - if (!stream) { - throw new FS.ErrnoError(8); - } - return stream; - }, - getStream: fd => FS.streams[fd], - createStream(stream, fd = -1) { - stream = Object.assign(new FS.FSStream, stream); - if (fd == -1) { - fd = FS.nextfd(); - } - stream.fd = fd; - FS.streams[fd] = stream; - return stream; - }, - closeStream(fd) { - FS.streams[fd] = null; - }, - dupStream(origStream, fd = -1) { - var stream = FS.createStream(origStream, fd); - stream.stream_ops?.dup?.(stream); - return stream; - }, - chrdev_stream_ops: { - open(stream) { - var device = FS.getDevice(stream.node.rdev); - stream.stream_ops = device.stream_ops; - stream.stream_ops.open?.(stream); - }, - llseek() { - throw new FS.ErrnoError(70); - } - }, - major: dev => ((dev) >> 8), - minor: dev => ((dev) & 255), - makedev: (ma, mi) => ((ma) << 8 | (mi)), - registerDevice(dev, ops) { - FS.devices[dev] = { - stream_ops: ops - }; - }, - getDevice: dev => FS.devices[dev], - getMounts(mount) { - var mounts = []; - var check = [ mount ]; - while (check.length) { - var m = check.pop(); - mounts.push(m); - check.push(...m.mounts); - } - return mounts; - }, - syncfs(populate, callback) { - if (typeof populate == "function") { - callback = populate; - populate = false; - } - FS.syncFSRequests++; - if (FS.syncFSRequests > 1) { - err(`warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work`); - } - var mounts = FS.getMounts(FS.root.mount); - var completed = 0; - function doCallback(errCode) { - FS.syncFSRequests--; - return callback(errCode); - } - function done(errCode) { - if (errCode) { - if (!done.errored) { - done.errored = true; - return doCallback(errCode); - } - return; - } - if (++completed >= mounts.length) { - doCallback(null); - } - } - mounts.forEach(mount => { - if (!mount.type.syncfs) { - return done(null); - } - mount.type.syncfs(mount, populate, done); - }); - }, - mount(type, opts, mountpoint) { - var root = mountpoint === "/"; - var pseudo = !mountpoint; - var node; - if (root && FS.root) { - throw new FS.ErrnoError(10); - } else if (!root && !pseudo) { - var lookup = FS.lookupPath(mountpoint, { - follow_mount: false - }); - mountpoint = lookup.path; - node = lookup.node; - if (FS.isMountpoint(node)) { - throw new FS.ErrnoError(10); - } - if (!FS.isDir(node.mode)) { - throw new FS.ErrnoError(54); - } - } - var mount = { - type: type, - opts: opts, - mountpoint: mountpoint, - mounts: [] - }; - var mountRoot = type.mount(mount); - mountRoot.mount = mount; - mount.root = mountRoot; - if (root) { - FS.root = mountRoot; - } else if (node) { - node.mounted = mount; - if (node.mount) { - node.mount.mounts.push(mount); - } - } - return mountRoot; - }, - unmount(mountpoint) { - var lookup = FS.lookupPath(mountpoint, { - follow_mount: false - }); - if (!FS.isMountpoint(lookup.node)) { - throw new FS.ErrnoError(28); - } - var node = lookup.node; - var mount = node.mounted; - var mounts = FS.getMounts(mount); - Object.keys(FS.nameTable).forEach(hash => { - var current = FS.nameTable[hash]; - while (current) { - var next = current.name_next; - if (mounts.includes(current.mount)) { - FS.destroyNode(current); - } - current = next; - } - }); - node.mounted = null; - var idx = node.mount.mounts.indexOf(mount); - node.mount.mounts.splice(idx, 1); - }, - lookup(parent, name) { - return parent.node_ops.lookup(parent, name); - }, - mknod(path, mode, dev) { - var lookup = FS.lookupPath(path, { - parent: true - }); - var parent = lookup.node; - var name = PATH.basename(path); - if (!name || name === "." || name === "..") { - throw new FS.ErrnoError(28); - } - var errCode = FS.mayCreate(parent, name); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!parent.node_ops.mknod) { - throw new FS.ErrnoError(63); - } - return parent.node_ops.mknod(parent, name, mode, dev); - }, - create(path, mode) { - mode = mode !== undefined ? mode : 438; - /* 0666 */ mode &= 4095; - mode |= 32768; - return FS.mknod(path, mode, 0); - }, - mkdir(path, mode) { - mode = mode !== undefined ? mode : 511; - /* 0777 */ mode &= 511 | 512; - mode |= 16384; - return FS.mknod(path, mode, 0); - }, - mkdirTree(path, mode) { - var dirs = path.split("/"); - var d = ""; - for (var i = 0; i < dirs.length; ++i) { - if (!dirs[i]) continue; - d += "/" + dirs[i]; - try { - FS.mkdir(d, mode); - } catch (e) { - if (e.errno != 20) throw e; - } - } - }, - mkdev(path, mode, dev) { - if (typeof dev == "undefined") { - dev = mode; - mode = 438; - } - /* 0666 */ mode |= 8192; - return FS.mknod(path, mode, dev); - }, - symlink(oldpath, newpath) { - if (!PATH_FS.resolve(oldpath)) { - throw new FS.ErrnoError(44); - } - var lookup = FS.lookupPath(newpath, { - parent: true - }); - var parent = lookup.node; - if (!parent) { - throw new FS.ErrnoError(44); - } - var newname = PATH.basename(newpath); - var errCode = FS.mayCreate(parent, newname); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!parent.node_ops.symlink) { - throw new FS.ErrnoError(63); - } - return parent.node_ops.symlink(parent, newname, oldpath); - }, - rename(old_path, new_path) { - var old_dirname = PATH.dirname(old_path); - var new_dirname = PATH.dirname(new_path); - var old_name = PATH.basename(old_path); - var new_name = PATH.basename(new_path); - var lookup, old_dir, new_dir; - lookup = FS.lookupPath(old_path, { - parent: true - }); - old_dir = lookup.node; - lookup = FS.lookupPath(new_path, { - parent: true - }); - new_dir = lookup.node; - if (!old_dir || !new_dir) throw new FS.ErrnoError(44); - if (old_dir.mount !== new_dir.mount) { - throw new FS.ErrnoError(75); - } - var old_node = FS.lookupNode(old_dir, old_name); - var relative = PATH_FS.relative(old_path, new_dirname); - if (relative.charAt(0) !== ".") { - throw new FS.ErrnoError(28); - } - relative = PATH_FS.relative(new_path, old_dirname); - if (relative.charAt(0) !== ".") { - throw new FS.ErrnoError(55); - } - var new_node; - try { - new_node = FS.lookupNode(new_dir, new_name); - } catch (e) {} - if (old_node === new_node) { - return; - } - var isdir = FS.isDir(old_node.mode); - var errCode = FS.mayDelete(old_dir, old_name, isdir); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - errCode = new_node ? FS.mayDelete(new_dir, new_name, isdir) : FS.mayCreate(new_dir, new_name); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!old_dir.node_ops.rename) { - throw new FS.ErrnoError(63); - } - if (FS.isMountpoint(old_node) || (new_node && FS.isMountpoint(new_node))) { - throw new FS.ErrnoError(10); - } - if (new_dir !== old_dir) { - errCode = FS.nodePermissions(old_dir, "w"); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - } - FS.hashRemoveNode(old_node); - try { - old_dir.node_ops.rename(old_node, new_dir, new_name); - old_node.parent = new_dir; - } catch (e) { - throw e; - } finally { - FS.hashAddNode(old_node); - } - }, - rmdir(path) { - var lookup = FS.lookupPath(path, { - parent: true - }); - var parent = lookup.node; - var name = PATH.basename(path); - var node = FS.lookupNode(parent, name); - var errCode = FS.mayDelete(parent, name, true); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!parent.node_ops.rmdir) { - throw new FS.ErrnoError(63); - } - if (FS.isMountpoint(node)) { - throw new FS.ErrnoError(10); - } - parent.node_ops.rmdir(parent, name); - FS.destroyNode(node); - }, - readdir(path) { - var lookup = FS.lookupPath(path, { - follow: true - }); - var node = lookup.node; - if (!node.node_ops.readdir) { - throw new FS.ErrnoError(54); - } - return node.node_ops.readdir(node); - }, - unlink(path) { - var lookup = FS.lookupPath(path, { - parent: true - }); - var parent = lookup.node; - if (!parent) { - throw new FS.ErrnoError(44); - } - var name = PATH.basename(path); - var node = FS.lookupNode(parent, name); - var errCode = FS.mayDelete(parent, name, false); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!parent.node_ops.unlink) { - throw new FS.ErrnoError(63); - } - if (FS.isMountpoint(node)) { - throw new FS.ErrnoError(10); - } - parent.node_ops.unlink(parent, name); - FS.destroyNode(node); - }, - readlink(path) { - var lookup = FS.lookupPath(path); - var link = lookup.node; - if (!link) { - throw new FS.ErrnoError(44); - } - if (!link.node_ops.readlink) { - throw new FS.ErrnoError(28); - } - return PATH_FS.resolve(FS.getPath(link.parent), link.node_ops.readlink(link)); - }, - stat(path, dontFollow) { - var lookup = FS.lookupPath(path, { - follow: !dontFollow - }); - var node = lookup.node; - if (!node) { - throw new FS.ErrnoError(44); - } - if (!node.node_ops.getattr) { - throw new FS.ErrnoError(63); - } - return node.node_ops.getattr(node); - }, - lstat(path) { - return FS.stat(path, true); - }, - chmod(path, mode, dontFollow) { - var node; - if (typeof path == "string") { - var lookup = FS.lookupPath(path, { - follow: !dontFollow - }); - node = lookup.node; - } else { - node = path; - } - if (!node.node_ops.setattr) { - throw new FS.ErrnoError(63); - } - node.node_ops.setattr(node, { - mode: (mode & 4095) | (node.mode & ~4095), - timestamp: Date.now() - }); - }, - lchmod(path, mode) { - FS.chmod(path, mode, true); - }, - fchmod(fd, mode) { - var stream = FS.getStreamChecked(fd); - FS.chmod(stream.node, mode); - }, - chown(path, uid, gid, dontFollow) { - var node; - if (typeof path == "string") { - var lookup = FS.lookupPath(path, { - follow: !dontFollow - }); - node = lookup.node; - } else { - node = path; - } - if (!node.node_ops.setattr) { - throw new FS.ErrnoError(63); - } - node.node_ops.setattr(node, { - timestamp: Date.now() - }); - }, - lchown(path, uid, gid) { - FS.chown(path, uid, gid, true); - }, - fchown(fd, uid, gid) { - var stream = FS.getStreamChecked(fd); - FS.chown(stream.node, uid, gid); - }, - truncate(path, len) { - if (len < 0) { - throw new FS.ErrnoError(28); - } - var node; - if (typeof path == "string") { - var lookup = FS.lookupPath(path, { - follow: true - }); - node = lookup.node; - } else { - node = path; - } - if (!node.node_ops.setattr) { - throw new FS.ErrnoError(63); - } - if (FS.isDir(node.mode)) { - throw new FS.ErrnoError(31); - } - if (!FS.isFile(node.mode)) { - throw new FS.ErrnoError(28); - } - var errCode = FS.nodePermissions(node, "w"); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - node.node_ops.setattr(node, { - size: len, - timestamp: Date.now() - }); - }, - ftruncate(fd, len) { - var stream = FS.getStreamChecked(fd); - if ((stream.flags & 2097155) === 0) { - throw new FS.ErrnoError(28); - } - FS.truncate(stream.node, len); - }, - utime(path, atime, mtime) { - var lookup = FS.lookupPath(path, { - follow: true - }); - var node = lookup.node; - node.node_ops.setattr(node, { - timestamp: Math.max(atime, mtime) - }); - }, - open(path, flags, mode) { - if (path === "") { - throw new FS.ErrnoError(44); - } - flags = typeof flags == "string" ? FS_modeStringToFlags(flags) : flags; - if ((flags & 64)) { - mode = typeof mode == "undefined" ? 438 : /* 0666 */ mode; - mode = (mode & 4095) | 32768; - } else { - mode = 0; - } - var node; - if (typeof path == "object") { - node = path; - } else { - path = PATH.normalize(path); - try { - var lookup = FS.lookupPath(path, { - follow: !(flags & 131072) - }); - node = lookup.node; - } catch (e) {} - } - var created = false; - if ((flags & 64)) { - if (node) { - if ((flags & 128)) { - throw new FS.ErrnoError(20); - } - } else { - node = FS.mknod(path, mode, 0); - created = true; - } - } - if (!node) { - throw new FS.ErrnoError(44); - } - if (FS.isChrdev(node.mode)) { - flags &= ~512; - } - if ((flags & 65536) && !FS.isDir(node.mode)) { - throw new FS.ErrnoError(54); - } - if (!created) { - var errCode = FS.mayOpen(node, flags); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - } - if ((flags & 512) && !created) { - FS.truncate(node, 0); - } - flags &= ~(128 | 512 | 131072); - var stream = FS.createStream({ - node: node, - path: FS.getPath(node), - flags: flags, - seekable: true, - position: 0, - stream_ops: node.stream_ops, - ungotten: [], - error: false - }); - if (stream.stream_ops.open) { - stream.stream_ops.open(stream); - } - if (Module["logReadFiles"] && !(flags & 1)) { - if (!FS.readFiles) FS.readFiles = {}; - if (!(path in FS.readFiles)) { - FS.readFiles[path] = 1; - } - } - return stream; - }, - close(stream) { - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if (stream.getdents) stream.getdents = null; - try { - if (stream.stream_ops.close) { - stream.stream_ops.close(stream); - } - } catch (e) { - throw e; - } finally { - FS.closeStream(stream.fd); - } - stream.fd = null; - }, - isClosed(stream) { - return stream.fd === null; - }, - llseek(stream, offset, whence) { - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if (!stream.seekable || !stream.stream_ops.llseek) { - throw new FS.ErrnoError(70); - } - if (whence != 0 && whence != 1 && whence != 2) { - throw new FS.ErrnoError(28); - } - stream.position = stream.stream_ops.llseek(stream, offset, whence); - stream.ungotten = []; - return stream.position; - }, - read(stream, buffer, offset, length, position) { - if (length < 0 || position < 0) { - throw new FS.ErrnoError(28); - } - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if ((stream.flags & 2097155) === 1) { - throw new FS.ErrnoError(8); - } - if (FS.isDir(stream.node.mode)) { - throw new FS.ErrnoError(31); - } - if (!stream.stream_ops.read) { - throw new FS.ErrnoError(28); - } - var seeking = typeof position != "undefined"; - if (!seeking) { - position = stream.position; - } else if (!stream.seekable) { - throw new FS.ErrnoError(70); - } - var bytesRead = stream.stream_ops.read(stream, buffer, offset, length, position); - if (!seeking) stream.position += bytesRead; - return bytesRead; - }, - write(stream, buffer, offset, length, position, canOwn) { - if (length < 0 || position < 0) { - throw new FS.ErrnoError(28); - } - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if ((stream.flags & 2097155) === 0) { - throw new FS.ErrnoError(8); - } - if (FS.isDir(stream.node.mode)) { - throw new FS.ErrnoError(31); - } - if (!stream.stream_ops.write) { - throw new FS.ErrnoError(28); - } - if (stream.seekable && stream.flags & 1024) { - FS.llseek(stream, 0, 2); - } - var seeking = typeof position != "undefined"; - if (!seeking) { - position = stream.position; - } else if (!stream.seekable) { - throw new FS.ErrnoError(70); - } - var bytesWritten = stream.stream_ops.write(stream, buffer, offset, length, position, canOwn); - if (!seeking) stream.position += bytesWritten; - return bytesWritten; - }, - allocate(stream, offset, length) { - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if (offset < 0 || length <= 0) { - throw new FS.ErrnoError(28); - } - if ((stream.flags & 2097155) === 0) { - throw new FS.ErrnoError(8); - } - if (!FS.isFile(stream.node.mode) && !FS.isDir(stream.node.mode)) { - throw new FS.ErrnoError(43); - } - if (!stream.stream_ops.allocate) { - throw new FS.ErrnoError(138); - } - stream.stream_ops.allocate(stream, offset, length); - }, - mmap(stream, length, position, prot, flags) { - if ((prot & 2) !== 0 && (flags & 2) === 0 && (stream.flags & 2097155) !== 2) { - throw new FS.ErrnoError(2); - } - if ((stream.flags & 2097155) === 1) { - throw new FS.ErrnoError(2); - } - if (!stream.stream_ops.mmap) { - throw new FS.ErrnoError(43); - } - return stream.stream_ops.mmap(stream, length, position, prot, flags); - }, - msync(stream, buffer, offset, length, mmapFlags) { - if (!stream.stream_ops.msync) { - return 0; - } - return stream.stream_ops.msync(stream, buffer, offset, length, mmapFlags); - }, - ioctl(stream, cmd, arg) { - if (!stream.stream_ops.ioctl) { - throw new FS.ErrnoError(59); - } - return stream.stream_ops.ioctl(stream, cmd, arg); - }, - readFile(path, opts = {}) { - opts.flags = opts.flags || 0; - opts.encoding = opts.encoding || "binary"; - if (opts.encoding !== "utf8" && opts.encoding !== "binary") { - throw new Error(`Invalid encoding type "${opts.encoding}"`); - } - var ret; - var stream = FS.open(path, opts.flags); - var stat = FS.stat(path); - var length = stat.size; - var buf = new Uint8Array(length); - FS.read(stream, buf, 0, length, 0); - if (opts.encoding === "utf8") { - ret = UTF8ArrayToString(buf, 0); - } else if (opts.encoding === "binary") { - ret = buf; - } - FS.close(stream); - return ret; - }, - writeFile(path, data, opts = {}) { - opts.flags = opts.flags || 577; - var stream = FS.open(path, opts.flags, opts.mode); - if (typeof data == "string") { - var buf = new Uint8Array(lengthBytesUTF8(data) + 1); - var actualNumBytes = stringToUTF8Array(data, buf, 0, buf.length); - FS.write(stream, buf, 0, actualNumBytes, undefined, opts.canOwn); - } else if (ArrayBuffer.isView(data)) { - FS.write(stream, data, 0, data.byteLength, undefined, opts.canOwn); - } else { - throw new Error("Unsupported data type"); - } - FS.close(stream); - }, - cwd: () => FS.currentPath, - chdir(path) { - var lookup = FS.lookupPath(path, { - follow: true - }); - if (lookup.node === null) { - throw new FS.ErrnoError(44); - } - if (!FS.isDir(lookup.node.mode)) { - throw new FS.ErrnoError(54); - } - var errCode = FS.nodePermissions(lookup.node, "x"); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - FS.currentPath = lookup.path; - }, - createDefaultDirectories() { - FS.mkdir("/tmp"); - FS.mkdir("/home"); - FS.mkdir("/home/web_user"); - }, - createDefaultDevices() { - FS.mkdir("/dev"); - FS.registerDevice(FS.makedev(1, 3), { - read: () => 0, - write: (stream, buffer, offset, length, pos) => length - }); - FS.mkdev("/dev/null", FS.makedev(1, 3)); - TTY.register(FS.makedev(5, 0), TTY.default_tty_ops); - TTY.register(FS.makedev(6, 0), TTY.default_tty1_ops); - FS.mkdev("/dev/tty", FS.makedev(5, 0)); - FS.mkdev("/dev/tty1", FS.makedev(6, 0)); - var randomBuffer = new Uint8Array(1024), randomLeft = 0; - var randomByte = () => { - if (randomLeft === 0) { - randomLeft = randomFill(randomBuffer).byteLength; - } - return randomBuffer[--randomLeft]; - }; - FS.createDevice("/dev", "random", randomByte); - FS.createDevice("/dev", "urandom", randomByte); - FS.mkdir("/dev/shm"); - FS.mkdir("/dev/shm/tmp"); - }, - createSpecialDirectories() { - FS.mkdir("/proc"); - var proc_self = FS.mkdir("/proc/self"); - FS.mkdir("/proc/self/fd"); - FS.mount({ - mount() { - var node = FS.createNode(proc_self, "fd", 16384 | 511, /* 0777 */ 73); - node.node_ops = { - lookup(parent, name) { - var fd = +name; - var stream = FS.getStreamChecked(fd); - var ret = { - parent: null, - mount: { - mountpoint: "fake" - }, - node_ops: { - readlink: () => stream.path - } - }; - ret.parent = ret; - return ret; - } - }; - return node; - } - }, {}, "/proc/self/fd"); - }, - createStandardStreams() { - if (Module["stdin"]) { - FS.createDevice("/dev", "stdin", Module["stdin"]); - } else { - FS.symlink("/dev/tty", "/dev/stdin"); - } - if (Module["stdout"]) { - FS.createDevice("/dev", "stdout", null, Module["stdout"]); - } else { - FS.symlink("/dev/tty", "/dev/stdout"); - } - if (Module["stderr"]) { - FS.createDevice("/dev", "stderr", null, Module["stderr"]); - } else { - FS.symlink("/dev/tty1", "/dev/stderr"); - } - var stdin = FS.open("/dev/stdin", 0); - var stdout = FS.open("/dev/stdout", 1); - var stderr = FS.open("/dev/stderr", 1); - }, - staticInit() { - [ 44 ].forEach(code => { - FS.genericErrors[code] = new FS.ErrnoError(code); - FS.genericErrors[code].stack = ""; - }); - FS.nameTable = new Array(4096); - FS.mount(MEMFS, {}, "/"); - FS.createDefaultDirectories(); - FS.createDefaultDevices(); - FS.createSpecialDirectories(); - FS.filesystems = { - "MEMFS": MEMFS, - "NODEFS": NODEFS, - "PROXYFS": PROXYFS - }; - }, - init(input, output, error) { - FS.init.initialized = true; - Module["stdin"] = input || Module["stdin"]; - Module["stdout"] = output || Module["stdout"]; - Module["stderr"] = error || Module["stderr"]; - FS.createStandardStreams(); - }, - quit() { - FS.init.initialized = false; - _fflush(0); - for (var i = 0; i < FS.streams.length; i++) { - var stream = FS.streams[i]; - if (!stream) { - continue; - } - FS.close(stream); - } - }, - findObject(path, dontResolveLastLink) { - var ret = FS.analyzePath(path, dontResolveLastLink); - if (!ret.exists) { - return null; - } - return ret.object; - }, - analyzePath(path, dontResolveLastLink) { - try { - var lookup = FS.lookupPath(path, { - follow: !dontResolveLastLink - }); - path = lookup.path; - } catch (e) {} - var ret = { - isRoot: false, - exists: false, - error: 0, - name: null, - path: null, - object: null, - parentExists: false, - parentPath: null, - parentObject: null - }; - try { - var lookup = FS.lookupPath(path, { - parent: true - }); - ret.parentExists = true; - ret.parentPath = lookup.path; - ret.parentObject = lookup.node; - ret.name = PATH.basename(path); - lookup = FS.lookupPath(path, { - follow: !dontResolveLastLink - }); - ret.exists = true; - ret.path = lookup.path; - ret.object = lookup.node; - ret.name = lookup.node.name; - ret.isRoot = lookup.path === "/"; - } catch (e) { - ret.error = e.errno; - } - return ret; - }, - createPath(parent, path, canRead, canWrite) { - parent = typeof parent == "string" ? parent : FS.getPath(parent); - var parts = path.split("/").reverse(); - while (parts.length) { - var part = parts.pop(); - if (!part) continue; - var current = PATH.join2(parent, part); - try { - FS.mkdir(current); - } catch (e) {} - parent = current; - } - return current; - }, - createFile(parent, name, properties, canRead, canWrite) { - var path = PATH.join2(typeof parent == "string" ? parent : FS.getPath(parent), name); - var mode = FS_getMode(canRead, canWrite); - return FS.create(path, mode); - }, - createDataFile(parent, name, data, canRead, canWrite, canOwn) { - var path = name; - if (parent) { - parent = typeof parent == "string" ? parent : FS.getPath(parent); - path = name ? PATH.join2(parent, name) : parent; - } - var mode = FS_getMode(canRead, canWrite); - var node = FS.create(path, mode); - if (data) { - if (typeof data == "string") { - var arr = new Array(data.length); - for (var i = 0, len = data.length; i < len; ++i) arr[i] = data.charCodeAt(i); - data = arr; - } - FS.chmod(node, mode | 146); - var stream = FS.open(node, 577); - FS.write(stream, data, 0, data.length, 0, canOwn); - FS.close(stream); - FS.chmod(node, mode); - } - }, - createDevice(parent, name, input, output) { - var path = PATH.join2(typeof parent == "string" ? parent : FS.getPath(parent), name); - var mode = FS_getMode(!!input, !!output); - if (!FS.createDevice.major) FS.createDevice.major = 64; - var dev = FS.makedev(FS.createDevice.major++, 0); - FS.registerDevice(dev, { - open(stream) { - stream.seekable = false; - }, - close(stream) { - if (output?.buffer?.length) { - output(10); - } - }, - read(stream, buffer, offset, length, pos) { - /* ignored */ var bytesRead = 0; - for (var i = 0; i < length; i++) { - var result; - try { - result = input(); - } catch (e) { - throw new FS.ErrnoError(29); - } - if (result === undefined && bytesRead === 0) { - throw new FS.ErrnoError(6); - } - if (result === null || result === undefined) break; - bytesRead++; - buffer[offset + i] = result; - } - if (bytesRead) { - stream.node.timestamp = Date.now(); - } - return bytesRead; - }, - write(stream, buffer, offset, length, pos) { - for (var i = 0; i < length; i++) { - try { - output(buffer[offset + i]); - } catch (e) { - throw new FS.ErrnoError(29); - } - } - if (length) { - stream.node.timestamp = Date.now(); - } - return i; - } - }); - return FS.mkdev(path, mode, dev); - }, - forceLoadFile(obj) { - if (obj.isDevice || obj.isFolder || obj.link || obj.contents) return true; - if (typeof XMLHttpRequest != "undefined") { - throw new Error("Lazy loading should have been performed (contents set) in createLazyFile, but it was not. Lazy loading only works in web workers. Use --embed-file or --preload-file in emcc on the main thread."); - } else if (read_) { - try { - obj.contents = intArrayFromString(read_(obj.url), true); - obj.usedBytes = obj.contents.length; - } catch (e) { - throw new FS.ErrnoError(29); - } - } else { - throw new Error("Cannot load without read() or XMLHttpRequest."); - } - }, - createLazyFile(parent, name, url, canRead, canWrite) { - class LazyUint8Array { - constructor() { - this.lengthKnown = false; - this.chunks = []; - } - get(idx) { - if (idx > this.length - 1 || idx < 0) { - return undefined; - } - var chunkOffset = idx % this.chunkSize; - var chunkNum = (idx / this.chunkSize) | 0; - return this.getter(chunkNum)[chunkOffset]; - } - setDataGetter(getter) { - this.getter = getter; - } - cacheLength() { - var xhr = new XMLHttpRequest; - xhr.open("HEAD", url, false); - xhr.send(null); - if (!(xhr.status >= 200 && xhr.status < 300 || xhr.status === 304)) throw new Error("Couldn't load " + url + ". Status: " + xhr.status); - var datalength = Number(xhr.getResponseHeader("Content-length")); - var header; - var hasByteServing = (header = xhr.getResponseHeader("Accept-Ranges")) && header === "bytes"; - var usesGzip = (header = xhr.getResponseHeader("Content-Encoding")) && header === "gzip"; - var chunkSize = 1024 * 1024; - if (!hasByteServing) chunkSize = datalength; - var doXHR = (from, to) => { - if (from > to) throw new Error("invalid range (" + from + ", " + to + ") or no bytes requested!"); - if (to > datalength - 1) throw new Error("only " + datalength + " bytes available! programmer error!"); - var xhr = new XMLHttpRequest; - xhr.open("GET", url, false); - if (datalength !== chunkSize) xhr.setRequestHeader("Range", "bytes=" + from + "-" + to); - xhr.responseType = "arraybuffer"; - if (xhr.overrideMimeType) { - xhr.overrideMimeType("text/plain; charset=x-user-defined"); - } - xhr.send(null); - if (!(xhr.status >= 200 && xhr.status < 300 || xhr.status === 304)) throw new Error("Couldn't load " + url + ". Status: " + xhr.status); - if (xhr.response !== undefined) { - return new Uint8Array(/** @type{Array} */ (xhr.response || [])); - } - return intArrayFromString(xhr.responseText || "", true); - }; - var lazyArray = this; - lazyArray.setDataGetter(chunkNum => { - var start = chunkNum * chunkSize; - var end = (chunkNum + 1) * chunkSize - 1; - end = Math.min(end, datalength - 1); - if (typeof lazyArray.chunks[chunkNum] == "undefined") { - lazyArray.chunks[chunkNum] = doXHR(start, end); - } - if (typeof lazyArray.chunks[chunkNum] == "undefined") throw new Error("doXHR failed!"); - return lazyArray.chunks[chunkNum]; - }); - if (usesGzip || !datalength) { - chunkSize = datalength = 1; - datalength = this.getter(0).length; - chunkSize = datalength; - out("LazyFiles on gzip forces download of the whole file when length is accessed"); - } - this._length = datalength; - this._chunkSize = chunkSize; - this.lengthKnown = true; - } - get length() { - if (!this.lengthKnown) { - this.cacheLength(); - } - return this._length; - } - get chunkSize() { - if (!this.lengthKnown) { - this.cacheLength(); - } - return this._chunkSize; - } - } - if (typeof XMLHttpRequest != "undefined") { - if (!ENVIRONMENT_IS_WORKER) throw "Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc"; - var lazyArray = new LazyUint8Array; - var properties = { - isDevice: false, - contents: lazyArray - }; - } else { - var properties = { - isDevice: false, - url: url - }; - } - var node = FS.createFile(parent, name, properties, canRead, canWrite); - if (properties.contents) { - node.contents = properties.contents; - } else if (properties.url) { - node.contents = null; - node.url = properties.url; - } - Object.defineProperties(node, { - usedBytes: { - get: function() { - return this.contents.length; - } - } - }); - var stream_ops = {}; - var keys = Object.keys(node.stream_ops); - keys.forEach(key => { - var fn = node.stream_ops[key]; - stream_ops[key] = (...args) => { - FS.forceLoadFile(node); - return fn(...args); - }; - }); - function writeChunks(stream, buffer, offset, length, position) { - var contents = stream.node.contents; - if (position >= contents.length) return 0; - var size = Math.min(contents.length - position, length); - if (contents.slice) { - for (var i = 0; i < size; i++) { - buffer[offset + i] = contents[position + i]; - } - } else { - for (var i = 0; i < size; i++) { - buffer[offset + i] = contents.get(position + i); - } - } - return size; - } - stream_ops.read = (stream, buffer, offset, length, position) => { - FS.forceLoadFile(node); - return writeChunks(stream, buffer, offset, length, position); - }; - stream_ops.mmap = (stream, length, position, prot, flags) => { - FS.forceLoadFile(node); - var ptr = mmapAlloc(length); - if (!ptr) { - throw new FS.ErrnoError(48); - } - writeChunks(stream, HEAP8, ptr, length, position); - return { - ptr: ptr, - allocated: true - }; - }; - node.stream_ops = stream_ops; - return node; - } -}; - -Module["FS"] = FS; - -var SOCKFS = { - mount(mount) { - Module["websocket"] = (Module["websocket"] && ("object" === typeof Module["websocket"])) ? Module["websocket"] : {}; - Module["websocket"]._callbacks = {}; - Module["websocket"]["on"] = /** @this{Object} */ function(event, callback) { - if ("function" === typeof callback) { - this._callbacks[event] = callback; - } - return this; - }; - Module["websocket"].emit = /** @this{Object} */ function(event, param) { - if ("function" === typeof this._callbacks[event]) { - this._callbacks[event].call(this, param); - } - }; - return FS.createNode(null, "/", 16384 | 511, /* 0777 */ 0); - }, - createSocket(family, type, protocol) { - type &= ~526336; - var streaming = type == 1; - if (streaming && protocol && protocol != 6) { - throw new FS.ErrnoError(66); - } - var sock = { - family: family, - type: type, - protocol: protocol, - server: null, - error: null, - peers: {}, - pending: [], - recv_queue: [], - sock_ops: SOCKFS.websocket_sock_ops - }; - var name = SOCKFS.nextname(); - var node = FS.createNode(SOCKFS.root, name, 49152, 0); - node.sock = sock; - var stream = FS.createStream({ - path: name, - node: node, - flags: 2, - seekable: false, - stream_ops: SOCKFS.stream_ops - }); - sock.stream = stream; - return sock; - }, - getSocket(fd) { - var stream = FS.getStream(fd); - if (!stream || !FS.isSocket(stream.node.mode)) { - return null; - } - return stream.node.sock; - }, - stream_ops: { - poll(stream) { - var sock = stream.node.sock; - return sock.sock_ops.poll(sock); - }, - ioctl(stream, request, varargs) { - var sock = stream.node.sock; - return sock.sock_ops.ioctl(sock, request, varargs); - }, - read(stream, buffer, offset, length, position) { - /* ignored */ var sock = stream.node.sock; - var msg = sock.sock_ops.recvmsg(sock, length); - if (!msg) { - return 0; - } - buffer.set(msg.buffer, offset); - return msg.buffer.length; - }, - write(stream, buffer, offset, length, position) { - /* ignored */ var sock = stream.node.sock; - return sock.sock_ops.sendmsg(sock, buffer, offset, length); - }, - close(stream) { - var sock = stream.node.sock; - sock.sock_ops.close(sock); - } - }, - nextname() { - if (!SOCKFS.nextname.current) { - SOCKFS.nextname.current = 0; - } - return "socket[" + (SOCKFS.nextname.current++) + "]"; - }, - websocket_sock_ops: { - createPeer(sock, addr, port) { - var ws; - if (typeof addr == "object") { - ws = addr; - addr = null; - port = null; - } - if (ws) { - if (ws._socket) { - addr = ws._socket.remoteAddress; - port = ws._socket.remotePort; - } else { - var result = /ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url); - if (!result) { - throw new Error("WebSocket URL must be in the format ws(s)://address:port"); - } - addr = result[1]; - port = parseInt(result[2], 10); - } - } else { - try { - var runtimeConfig = (Module["websocket"] && ("object" === typeof Module["websocket"])); - var url = "ws:#".replace("#", "//"); - if (runtimeConfig) { - if("function"===typeof Module["websocket"]["url"]) { -url = Module["websocket"]["url"](...arguments); -}else if ("string" === typeof Module["websocket"]["url"]) { - url = Module["websocket"]["url"]; - } - } - if (url === "ws://" || url === "wss://") { - var parts = addr.split("/"); - url = url + parts[0] + ":" + port + "/" + parts.slice(1).join("/"); - } - var subProtocols = "binary"; - if (runtimeConfig) { - if ("string" === typeof Module["websocket"]["subprotocol"]) { - subProtocols = Module["websocket"]["subprotocol"]; - } - } - var opts = undefined; - if (subProtocols !== "null") { - subProtocols = subProtocols.replace(/^ +| +$/g, "").split(/ *, */); - opts = subProtocols; - } - if (runtimeConfig && null === Module["websocket"]["subprotocol"]) { - subProtocols = "null"; - opts = undefined; - } - var WebSocketConstructor; - if (ENVIRONMENT_IS_NODE) { - WebSocketConstructor = /** @type{(typeof WebSocket)} */ (require("ws")); - } else { - WebSocketConstructor = WebSocket; - } - if (Module['websocket']['decorator']) {WebSocketConstructor = Module['websocket']['decorator'](WebSocketConstructor);}ws = new WebSocketConstructor(url, opts); - ws.binaryType = "arraybuffer"; - } catch (e) { - throw new FS.ErrnoError(23); - } - } - var peer = { - addr: addr, - port: port, - socket: ws, - dgram_send_queue: [] - }; - SOCKFS.websocket_sock_ops.addPeer(sock, peer); - SOCKFS.websocket_sock_ops.handlePeerEvents(sock, peer); - if (sock.type === 2 && typeof sock.sport != "undefined") { - peer.dgram_send_queue.push(new Uint8Array([ 255, 255, 255, 255, "p".charCodeAt(0), "o".charCodeAt(0), "r".charCodeAt(0), "t".charCodeAt(0), ((sock.sport & 65280) >> 8), (sock.sport & 255) ])); - } - return peer; - }, - getPeer(sock, addr, port) { - return sock.peers[addr + ":" + port]; - }, - addPeer(sock, peer) { - sock.peers[peer.addr + ":" + peer.port] = peer; - }, - removePeer(sock, peer) { - delete sock.peers[peer.addr + ":" + peer.port]; - }, - handlePeerEvents(sock, peer) { - var first = true; - var handleOpen = function() { - Module["websocket"].emit("open", sock.stream.fd); - try { - var queued = peer.dgram_send_queue.shift(); - while (queued) { - peer.socket.send(queued); - queued = peer.dgram_send_queue.shift(); - } - } catch (e) { - peer.socket.close(); - } - }; - function handleMessage(data) { - if (typeof data == "string") { - var encoder = new TextEncoder; - data = encoder.encode(data); - } else { - assert(data.byteLength !== undefined); - if (data.byteLength == 0) { - return; - } - data = new Uint8Array(data); - } - var wasfirst = first; - first = false; - if (wasfirst && data.length === 10 && data[0] === 255 && data[1] === 255 && data[2] === 255 && data[3] === 255 && data[4] === "p".charCodeAt(0) && data[5] === "o".charCodeAt(0) && data[6] === "r".charCodeAt(0) && data[7] === "t".charCodeAt(0)) { - var newport = ((data[8] << 8) | data[9]); - SOCKFS.websocket_sock_ops.removePeer(sock, peer); - peer.port = newport; - SOCKFS.websocket_sock_ops.addPeer(sock, peer); - return; - } - sock.recv_queue.push({ - addr: peer.addr, - port: peer.port, - data: data - }); - Module["websocket"].emit("message", sock.stream.fd); - } - if (ENVIRONMENT_IS_NODE) { - peer.socket.on("open", handleOpen); - peer.socket.on("message", function(data, isBinary) { - if (!isBinary) { - return; - } - handleMessage((new Uint8Array(data)).buffer); - }); - peer.socket.on("close", function() { - Module["websocket"].emit("close", sock.stream.fd); - }); - peer.socket.on("error", function(error) { - sock.error = 14; - Module["websocket"].emit("error", [ sock.stream.fd, sock.error, "ECONNREFUSED: Connection refused" ]); - }); - } else { - peer.socket.onopen = handleOpen; - peer.socket.onclose = function() { - Module["websocket"].emit("close", sock.stream.fd); - }; - peer.socket.onmessage = function peer_socket_onmessage(event) { - handleMessage(event.data); - }; - peer.socket.onerror = function(error) { - sock.error = 14; - Module["websocket"].emit("error", [ sock.stream.fd, sock.error, "ECONNREFUSED: Connection refused" ]); - }; - } - }, - poll(sock) { - if (sock.type === 1 && sock.server) { - return sock.pending.length ? (64 | 1) : 0; - } - var mask = 0; - var dest = sock.type === 1 ? SOCKFS.websocket_sock_ops.getPeer(sock, sock.daddr, sock.dport) : null; - if (sock.recv_queue.length || !dest || (dest && dest.socket.readyState === dest.socket.CLOSING) || (dest && dest.socket.readyState === dest.socket.CLOSED)) { - mask |= (64 | 1); - } - if (!dest || (dest && dest.socket.readyState === dest.socket.OPEN)) { - mask |= 4; - } - if ((dest && dest.socket.readyState === dest.socket.CLOSING) || (dest && dest.socket.readyState === dest.socket.CLOSED)) { - mask |= 16; - } - return mask; - }, - ioctl(sock, request, arg) { - switch (request) { - case 21531: - var bytes = 0; - if (sock.recv_queue.length) { - bytes = sock.recv_queue[0].data.length; - } - HEAP32[((arg) >> 2)] = bytes; - return 0; - - default: - return 28; - } - }, - close(sock) { - if (sock.server) { - try { - sock.server.close(); - } catch (e) {} - sock.server = null; - } - var peers = Object.keys(sock.peers); - for (var i = 0; i < peers.length; i++) { - var peer = sock.peers[peers[i]]; - try { - peer.socket.close(); - } catch (e) {} - SOCKFS.websocket_sock_ops.removePeer(sock, peer); - } - return 0; - }, - bind(sock, addr, port) { - if (typeof sock.saddr != "undefined" || typeof sock.sport != "undefined") { - throw new FS.ErrnoError(28); - } - sock.saddr = addr; - sock.sport = port; - if (sock.type === 2) { - if (sock.server) { - sock.server.close(); - sock.server = null; - } - try { - sock.sock_ops.listen(sock, 0); - } catch (e) { - if (!(e.name === "ErrnoError")) throw e; - if (e.errno !== 138) throw e; - } - } - }, - connect(sock, addr, port) { - if (sock.server) { - throw new FS.ErrnoError(138); - } - if (typeof sock.daddr != "undefined" && typeof sock.dport != "undefined") { - var dest = SOCKFS.websocket_sock_ops.getPeer(sock, sock.daddr, sock.dport); - if (dest) { - if (dest.socket.readyState === dest.socket.CONNECTING) { - throw new FS.ErrnoError(7); - } else { - throw new FS.ErrnoError(30); - } - } - } - var peer = SOCKFS.websocket_sock_ops.createPeer(sock, addr, port); - sock.daddr = peer.addr; - sock.dport = peer.port; - throw new FS.ErrnoError(26); - }, - listen(sock, backlog) { - if (!ENVIRONMENT_IS_NODE) { - throw new FS.ErrnoError(138); - } - if (sock.server) { - throw new FS.ErrnoError(28); - } - var WebSocketServer = require("ws").Server; - var host = sock.saddr; - if (Module['websocket']['serverDecorator']) {WebSocketServer = Module['websocket']['serverDecorator'](WebSocketServer);}sock.server = new WebSocketServer({ - host: host, - port: sock.sport - }); - Module["websocket"].emit("listen", sock.stream.fd); - sock.server.on("connection", function(ws) { - if (sock.type === 1) { - var newsock = SOCKFS.createSocket(sock.family, sock.type, sock.protocol); - var peer = SOCKFS.websocket_sock_ops.createPeer(newsock, ws); - newsock.daddr = peer.addr; - newsock.dport = peer.port; - sock.pending.push(newsock); - Module["websocket"].emit("connection", newsock.stream.fd); - } else { - SOCKFS.websocket_sock_ops.createPeer(sock, ws); - Module["websocket"].emit("connection", sock.stream.fd); - } - }); - sock.server.on("close", function() { - Module["websocket"].emit("close", sock.stream.fd); - sock.server = null; - }); - sock.server.on("error", function(error) { - sock.error = 23; - Module["websocket"].emit("error", [ sock.stream.fd, sock.error, "EHOSTUNREACH: Host is unreachable" ]); - }); - }, - accept(listensock) { - if (!listensock.server || !listensock.pending.length) { - throw new FS.ErrnoError(28); - } - var newsock = listensock.pending.shift(); - newsock.stream.flags = listensock.stream.flags; - return newsock; - }, - getname(sock, peer) { - var addr, port; - if (peer) { - if (sock.daddr === undefined || sock.dport === undefined) { - throw new FS.ErrnoError(53); - } - addr = sock.daddr; - port = sock.dport; - } else { - addr = sock.saddr || 0; - port = sock.sport || 0; - } - return { - addr: addr, - port: port - }; - }, - sendmsg(sock, buffer, offset, length, addr, port) { - if (sock.type === 2) { - if (addr === undefined || port === undefined) { - addr = sock.daddr; - port = sock.dport; - } - if (addr === undefined || port === undefined) { - throw new FS.ErrnoError(17); - } - } else { - addr = sock.daddr; - port = sock.dport; - } - var dest = SOCKFS.websocket_sock_ops.getPeer(sock, addr, port); - if (sock.type === 1) { - if (!dest || dest.socket.readyState === dest.socket.CLOSING || dest.socket.readyState === dest.socket.CLOSED) { - throw new FS.ErrnoError(53); - } else if (dest.socket.readyState === dest.socket.CONNECTING) { - throw new FS.ErrnoError(6); - } - } - if (ArrayBuffer.isView(buffer)) { - offset += buffer.byteOffset; - buffer = buffer.buffer; - } - var data; - data = buffer.slice(offset, offset + length); - if (sock.type === 2) { - if (!dest || dest.socket.readyState !== dest.socket.OPEN) { - if (!dest || dest.socket.readyState === dest.socket.CLOSING || dest.socket.readyState === dest.socket.CLOSED) { - dest = SOCKFS.websocket_sock_ops.createPeer(sock, addr, port); - } - dest.dgram_send_queue.push(data); - return length; - } - } - try { - dest.socket.send(data); - return length; - } catch (e) { - throw new FS.ErrnoError(28); - } - }, - recvmsg(sock, length, flags) { - if (sock.type === 1 && sock.server) { - throw new FS.ErrnoError(53); - } - var queued = sock.recv_queue.shift(); - if (!queued) { - if (sock.type === 1) { - var dest = SOCKFS.websocket_sock_ops.getPeer(sock, sock.daddr, sock.dport); - if (!dest) { - throw new FS.ErrnoError(53); - } - if (dest.socket.readyState === dest.socket.CLOSING || dest.socket.readyState === dest.socket.CLOSED) { - return null; - } - throw new FS.ErrnoError(6); - } - throw new FS.ErrnoError(6); - } - var queuedLength = queued.data.byteLength || queued.data.length; - var queuedOffset = queued.data.byteOffset || 0; - var queuedBuffer = queued.data.buffer || queued.data; - var bytesRead = Math.min(length, queuedLength); - var res = { - buffer: new Uint8Array(queuedBuffer, queuedOffset, bytesRead), - addr: queued.addr, - port: queued.port - }; - if (flags&2) {bytesRead = 0;} if (sock.type === 1 && bytesRead < queuedLength) { - var bytesRemaining = queuedLength - bytesRead; - queued.data = new Uint8Array(queuedBuffer, queuedOffset + bytesRead, bytesRemaining); - sock.recv_queue.unshift(queued); - } - return res; - } - } -}; - -var getSocketFromFD = fd => { - var socket = SOCKFS.getSocket(fd); - if (!socket) throw new FS.ErrnoError(8); - return socket; -}; - -var inetPton4 = str => { - var b = str.split("."); - for (var i = 0; i < 4; i++) { - var tmp = Number(b[i]); - if (isNaN(tmp)) return null; - b[i] = tmp; - } - return (b[0] | (b[1] << 8) | (b[2] << 16) | (b[3] << 24)) >>> 0; -}; - -/** @suppress {checkTypes} */ var jstoi_q = str => parseInt(str); - -var inetPton6 = str => { - var words; - var w, offset, z; - /* http://home.deds.nl/~aeron/regex/ */ var valid6regx = /^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i; - var parts = []; - if (!valid6regx.test(str)) { - return null; - } - if (str === "::") { - return [ 0, 0, 0, 0, 0, 0, 0, 0 ]; - } - if (str.startsWith("::")) { - str = str.replace("::", "Z:"); - } else { - str = str.replace("::", ":Z:"); - } - if (str.indexOf(".") > 0) { - str = str.replace(new RegExp("[.]", "g"), ":"); - words = str.split(":"); - words[words.length - 4] = jstoi_q(words[words.length - 4]) + jstoi_q(words[words.length - 3]) * 256; - words[words.length - 3] = jstoi_q(words[words.length - 2]) + jstoi_q(words[words.length - 1]) * 256; - words = words.slice(0, words.length - 2); - } else { - words = str.split(":"); - } - offset = 0; - z = 0; - for (w = 0; w < words.length; w++) { - if (typeof words[w] == "string") { - if (words[w] === "Z") { - for (z = 0; z < (8 - words.length + 1); z++) { - parts[w + z] = 0; - } - offset = z - 1; - } else { - parts[w + offset] = _htons(parseInt(words[w], 16)); - } - } else { - parts[w + offset] = words[w]; - } - } - return [ (parts[1] << 16) | parts[0], (parts[3] << 16) | parts[2], (parts[5] << 16) | parts[4], (parts[7] << 16) | parts[6] ]; -}; - -/** @param {number=} addrlen */ var writeSockaddr = (sa, family, addr, port, addrlen) => { - switch (family) { - case 2: - addr = inetPton4(addr); - zeroMemory(sa, 16); - if (addrlen) { - HEAP32[((addrlen) >> 2)] = 16; - } - HEAP16[((sa) >> 1)] = family; - HEAP32[(((sa) + (4)) >> 2)] = addr; - HEAP16[(((sa) + (2)) >> 1)] = _htons(port); - break; - - case 10: - addr = inetPton6(addr); - zeroMemory(sa, 28); - if (addrlen) { - HEAP32[((addrlen) >> 2)] = 28; - } - HEAP32[((sa) >> 2)] = family; - HEAP32[(((sa) + (8)) >> 2)] = addr[0]; - HEAP32[(((sa) + (12)) >> 2)] = addr[1]; - HEAP32[(((sa) + (16)) >> 2)] = addr[2]; - HEAP32[(((sa) + (20)) >> 2)] = addr[3]; - HEAP16[(((sa) + (2)) >> 1)] = _htons(port); - break; - - default: - return 5; - } - return 0; -}; - -var DNS = { - address_map: { - id: 1, - addrs: {}, - names: {} - }, - lookup_name(name) { - var res = inetPton4(name); - if (res !== null) { - return name; - } - res = inetPton6(name); - if (res !== null) { - return name; - } - var addr; - if (DNS.address_map.addrs[name]) { - addr = DNS.address_map.addrs[name]; - } else { - var id = DNS.address_map.id++; - assert(id < 65535, "exceeded max address mappings of 65535"); - addr = "172.29." + (id & 255) + "." + (id & 65280); - DNS.address_map.names[addr] = name; - DNS.address_map.addrs[name] = addr; - } - return addr; - }, - lookup_addr(addr) { - if (DNS.address_map.names[addr]) { - return DNS.address_map.names[addr]; - } - return null; - } -}; - -function ___syscall_accept4(fd, addr, addrlen, flags, d1, d2) { - try { - var sock = getSocketFromFD(fd); - var newsock = sock.sock_ops.accept(sock); - if (addr) { - var errno = writeSockaddr(addr, newsock.family, DNS.lookup_name(newsock.daddr), newsock.dport, addrlen); - } - return newsock.stream.fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var inetNtop4 = addr => (addr & 255) + "." + ((addr >> 8) & 255) + "." + ((addr >> 16) & 255) + "." + ((addr >> 24) & 255); - -var inetNtop6 = ints => { - var str = ""; - var word = 0; - var longest = 0; - var lastzero = 0; - var zstart = 0; - var len = 0; - var i = 0; - var parts = [ ints[0] & 65535, (ints[0] >> 16), ints[1] & 65535, (ints[1] >> 16), ints[2] & 65535, (ints[2] >> 16), ints[3] & 65535, (ints[3] >> 16) ]; - var hasipv4 = true; - var v4part = ""; - for (i = 0; i < 5; i++) { - if (parts[i] !== 0) { - hasipv4 = false; - break; - } - } - if (hasipv4) { - v4part = inetNtop4(parts[6] | (parts[7] << 16)); - if (parts[5] === -1) { - str = "::ffff:"; - str += v4part; - return str; - } - if (parts[5] === 0) { - str = "::"; - if (v4part === "0.0.0.0") v4part = ""; - if (v4part === "0.0.0.1") v4part = "1"; - str += v4part; - return str; - } - } - for (word = 0; word < 8; word++) { - if (parts[word] === 0) { - if (word - lastzero > 1) { - len = 0; - } - lastzero = word; - len++; - } - if (len > longest) { - longest = len; - zstart = word - longest + 1; - } - } - for (word = 0; word < 8; word++) { - if (longest > 1) { - if (parts[word] === 0 && word >= zstart && word < (zstart + longest)) { - if (word === zstart) { - str += ":"; - if (zstart === 0) str += ":"; - } - continue; - } - } - str += Number(_ntohs(parts[word] & 65535)).toString(16); - str += word < 7 ? ":" : ""; - } - return str; -}; - -var readSockaddr = (sa, salen) => { - var family = HEAP16[((sa) >> 1)]; - var port = _ntohs(HEAPU16[(((sa) + (2)) >> 1)]); - var addr; - switch (family) { - case 2: - if (salen !== 16) { - return { - errno: 28 - }; - } - addr = HEAP32[(((sa) + (4)) >> 2)]; - addr = inetNtop4(addr); - break; - - case 10: - if (salen !== 28) { - return { - errno: 28 - }; - } - addr = [ HEAP32[(((sa) + (8)) >> 2)], HEAP32[(((sa) + (12)) >> 2)], HEAP32[(((sa) + (16)) >> 2)], HEAP32[(((sa) + (20)) >> 2)] ]; - addr = inetNtop6(addr); - break; - - default: - return { - errno: 5 - }; - } - return { - family: family, - addr: addr, - port: port - }; -}; - -/** @param {boolean=} allowNull */ var getSocketAddress = (addrp, addrlen, allowNull) => { - if (allowNull && addrp === 0) return null; - var info = readSockaddr(addrp, addrlen); - if (info.errno) throw new FS.ErrnoError(info.errno); - info.addr = DNS.lookup_addr(info.addr) || info.addr; - return info; -}; - -function ___syscall_bind(fd, addr, addrlen, d1, d2, d3) { - try { - var sock = getSocketFromFD(fd); - var info = getSocketAddress(addr, addrlen); - sock.sock_ops.bind(sock, info.addr, info.port); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var SYSCALLS = { - DEFAULT_POLLMASK: 5, - calculateAt(dirfd, path, allowEmpty) { - if (PATH.isAbs(path)) { - return path; - } - var dir; - if (dirfd === -100) { - dir = FS.cwd(); - } else { - var dirstream = SYSCALLS.getStreamFromFD(dirfd); - dir = dirstream.path; - } - if (path.length == 0) { - if (!allowEmpty) { - throw new FS.ErrnoError(44); - } - return dir; - } - return PATH.join2(dir, path); - }, - doStat(func, path, buf) { - var stat = func(path); - HEAP32[((buf) >> 2)] = stat.dev; - HEAP32[(((buf) + (4)) >> 2)] = stat.mode; - HEAPU32[(((buf) + (8)) >> 2)] = stat.nlink; - HEAP32[(((buf) + (12)) >> 2)] = stat.uid; - HEAP32[(((buf) + (16)) >> 2)] = stat.gid; - HEAP32[(((buf) + (20)) >> 2)] = stat.rdev; - (tempI64 = [ stat.size >>> 0, (tempDouble = stat.size, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (24)) >> 2)] = tempI64[0], HEAP32[(((buf) + (28)) >> 2)] = tempI64[1]); - HEAP32[(((buf) + (32)) >> 2)] = 4096; - HEAP32[(((buf) + (36)) >> 2)] = stat.blocks; - var atime = stat.atime.getTime(); - var mtime = stat.mtime.getTime(); - var ctime = stat.ctime.getTime(); - (tempI64 = [ Math.floor(atime / 1e3) >>> 0, (tempDouble = Math.floor(atime / 1e3), - (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (40)) >> 2)] = tempI64[0], HEAP32[(((buf) + (44)) >> 2)] = tempI64[1]); - HEAPU32[(((buf) + (48)) >> 2)] = (atime % 1e3) * 1e3; - (tempI64 = [ Math.floor(mtime / 1e3) >>> 0, (tempDouble = Math.floor(mtime / 1e3), - (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (56)) >> 2)] = tempI64[0], HEAP32[(((buf) + (60)) >> 2)] = tempI64[1]); - HEAPU32[(((buf) + (64)) >> 2)] = (mtime % 1e3) * 1e3; - (tempI64 = [ Math.floor(ctime / 1e3) >>> 0, (tempDouble = Math.floor(ctime / 1e3), - (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (72)) >> 2)] = tempI64[0], HEAP32[(((buf) + (76)) >> 2)] = tempI64[1]); - HEAPU32[(((buf) + (80)) >> 2)] = (ctime % 1e3) * 1e3; - (tempI64 = [ stat.ino >>> 0, (tempDouble = stat.ino, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (88)) >> 2)] = tempI64[0], HEAP32[(((buf) + (92)) >> 2)] = tempI64[1]); - return 0; - }, - doMsync(addr, stream, len, flags, offset) { - if (!FS.isFile(stream.node.mode)) { - throw new FS.ErrnoError(43); - } - if (flags & 2) { - return 0; - } - var buffer = HEAPU8.slice(addr, addr + len); - FS.msync(stream, buffer, offset, len, flags); - }, - getStreamFromFD(fd) { - var stream = FS.getStreamChecked(fd); - return stream; - }, - varargs: undefined, - getStr(ptr) { - var ret = UTF8ToString(ptr); - return ret; - } -}; - -function ___syscall_chdir(path) { - try { - path = SYSCALLS.getStr(path); - FS.chdir(path); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_chmod(path, mode) { - try { - path = SYSCALLS.getStr(path); - FS.chmod(path, mode); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_connect(fd, addr, addrlen, d1, d2, d3) { - try { - var sock = getSocketFromFD(fd); - var info = getSocketAddress(addr, addrlen); - sock.sock_ops.connect(sock, info.addr, info.port); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_dup(fd) { - try { - var old = SYSCALLS.getStreamFromFD(fd); - return FS.dupStream(old).fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_dup3(fd, newfd, flags) { - try { - var old = SYSCALLS.getStreamFromFD(fd); - if (old.fd === newfd) return -28; - var existing = FS.getStream(newfd); - if (existing) FS.close(existing); - return FS.dupStream(old, newfd).fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_faccessat(dirfd, path, amode, flags) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - if (amode & ~7) { - return -28; - } - var lookup = FS.lookupPath(path, { - follow: true - }); - var node = lookup.node; - if (!node) { - return -44; - } - var perms = ""; - if (amode & 4) perms += "r"; - if (amode & 2) perms += "w"; - if (amode & 1) perms += "x"; - if (perms && /* otherwise, they've just passed F_OK */ FS.nodePermissions(node, perms)) { - return -2; - } - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var convertI32PairToI53Checked = (lo, hi) => ((hi + 2097152) >>> 0 < 4194305 - !!lo) ? (lo >>> 0) + hi * 4294967296 : NaN; - -function ___syscall_fallocate(fd, mode, offset_low, offset_high, len_low, len_high) { - var offset = convertI32PairToI53Checked(offset_low, offset_high); - var len = convertI32PairToI53Checked(len_low, len_high); - try { - if (isNaN(offset)) return 61; - var stream = SYSCALLS.getStreamFromFD(fd); - FS.allocate(stream, offset, len); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_fchmod(fd, mode) { - try { - FS.fchmod(fd, mode); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_fchown32(fd, owner, group) { - try { - FS.fchown(fd, owner, group); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_fchownat(dirfd, path, owner, group, flags) { - try { - path = SYSCALLS.getStr(path); - var nofollow = flags & 256; - flags = flags & (~256); - path = SYSCALLS.calculateAt(dirfd, path); - (nofollow ? FS.lchown : FS.chown)(path, owner, group); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -/** @suppress {duplicate } */ function syscallGetVarargI() { - var ret = HEAP32[((+SYSCALLS.varargs) >> 2)]; - SYSCALLS.varargs += 4; - return ret; -} - -var syscallGetVarargP = syscallGetVarargI; - -function ___syscall_fcntl64(fd, cmd, varargs) { - SYSCALLS.varargs = varargs; - try { - var stream = SYSCALLS.getStreamFromFD(fd); - switch (cmd) { - case 0: - { - var arg = syscallGetVarargI(); - if (arg < 0) { - return -28; - } - while (FS.streams[arg]) { - arg++; - } - var newStream; - newStream = FS.dupStream(stream, arg); - return newStream.fd; - } - - case 1: - case 2: - return 0; - - case 3: - return stream.flags; - - case 4: - { - var arg = syscallGetVarargI(); - stream.flags |= arg; - return 0; - } - - case 12: - { - var arg = syscallGetVarargP(); - var offset = 0; - HEAP16[(((arg) + (offset)) >> 1)] = 2; - return 0; - } - - case 13: - case 14: - return 0; - } - return -28; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_fdatasync(fd) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_fstat64(fd, buf) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - return SYSCALLS.doStat(FS.stat, stream.path, buf); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_ftruncate64(fd, length_low, length_high) { - var length = convertI32PairToI53Checked(length_low, length_high); - try { - if (isNaN(length)) return 61; - FS.ftruncate(fd, length); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var stringToUTF8 = (str, outPtr, maxBytesToWrite) => stringToUTF8Array(str, HEAPU8, outPtr, maxBytesToWrite); - -Module["stringToUTF8"] = stringToUTF8; - -function ___syscall_getcwd(buf, size) { - try { - if (size === 0) return -28; - var cwd = FS.cwd(); - var cwdLengthInBytes = lengthBytesUTF8(cwd) + 1; - if (size < cwdLengthInBytes) return -68; - stringToUTF8(cwd, buf, size); - return cwdLengthInBytes; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_getdents64(fd, dirp, count) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - stream.getdents ||= FS.readdir(stream.path); - var struct_size = 280; - var pos = 0; - var off = FS.llseek(stream, 0, 1); - var idx = Math.floor(off / struct_size); - while (idx < stream.getdents.length && pos + struct_size <= count) { - var id; - var type; - var name = stream.getdents[idx]; - if (name === ".") { - id = stream.node.id; - type = 4; - } else if (name === "..") { - var lookup = FS.lookupPath(stream.path, { - parent: true - }); - id = lookup.node.id; - type = 4; - } else { - var child = FS.lookupNode(stream.node, name); - id = child.id; - type = FS.isChrdev(child.mode) ? 2 : FS.isDir(child.mode) ? 4 : FS.isLink(child.mode) ? 10 : 8; - } - (tempI64 = [ id >>> 0, (tempDouble = id, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[((dirp + pos) >> 2)] = tempI64[0], HEAP32[(((dirp + pos) + (4)) >> 2)] = tempI64[1]); - (tempI64 = [ (idx + 1) * struct_size >>> 0, (tempDouble = (idx + 1) * struct_size, - (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((dirp + pos) + (8)) >> 2)] = tempI64[0], HEAP32[(((dirp + pos) + (12)) >> 2)] = tempI64[1]); - HEAP16[(((dirp + pos) + (16)) >> 1)] = 280; - HEAP8[(dirp + pos) + (18)] = type; - stringToUTF8(name, dirp + pos + 19, 256); - pos += struct_size; - idx += 1; - } - FS.llseek(stream, idx * struct_size, 0); - return pos; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_getpeername(fd, addr, addrlen, d1, d2, d3) { - try { - var sock = getSocketFromFD(fd); - if (!sock.daddr) { - return -53; - } - var errno = writeSockaddr(addr, sock.family, DNS.lookup_name(sock.daddr), sock.dport, addrlen); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_getsockname(fd, addr, addrlen, d1, d2, d3) { - try { - var sock = getSocketFromFD(fd); - var errno = writeSockaddr(addr, sock.family, DNS.lookup_name(sock.saddr || "0.0.0.0"), sock.sport, addrlen); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_getsockopt(fd, level, optname, optval, optlen, d1) { - try { - var sock = getSocketFromFD(fd); - if (level === 1) { - if (optname === 4) { - HEAP32[((optval) >> 2)] = sock.error; - HEAP32[((optlen) >> 2)] = 4; - sock.error = null; - return 0; - } - } - return -50; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_ioctl(fd, op, varargs) { - SYSCALLS.varargs = varargs; - try { - var stream = SYSCALLS.getStreamFromFD(fd); - switch (op) { - case 21509: - { - if (!stream.tty) return -59; - return 0; - } - - case 21505: - { - if (!stream.tty) return -59; - if (stream.tty.ops.ioctl_tcgets) { - var termios = stream.tty.ops.ioctl_tcgets(stream); - var argp = syscallGetVarargP(); - HEAP32[((argp) >> 2)] = termios.c_iflag || 0; - HEAP32[(((argp) + (4)) >> 2)] = termios.c_oflag || 0; - HEAP32[(((argp) + (8)) >> 2)] = termios.c_cflag || 0; - HEAP32[(((argp) + (12)) >> 2)] = termios.c_lflag || 0; - for (var i = 0; i < 32; i++) { - HEAP8[(argp + i) + (17)] = termios.c_cc[i] || 0; - } - return 0; - } - return 0; - } - - case 21510: - case 21511: - case 21512: - { - if (!stream.tty) return -59; - return 0; - } - - case 21506: - case 21507: - case 21508: - { - if (!stream.tty) return -59; - if (stream.tty.ops.ioctl_tcsets) { - var argp = syscallGetVarargP(); - var c_iflag = HEAP32[((argp) >> 2)]; - var c_oflag = HEAP32[(((argp) + (4)) >> 2)]; - var c_cflag = HEAP32[(((argp) + (8)) >> 2)]; - var c_lflag = HEAP32[(((argp) + (12)) >> 2)]; - var c_cc = []; - for (var i = 0; i < 32; i++) { - c_cc.push(HEAP8[(argp + i) + (17)]); - } - return stream.tty.ops.ioctl_tcsets(stream.tty, op, { - c_iflag: c_iflag, - c_oflag: c_oflag, - c_cflag: c_cflag, - c_lflag: c_lflag, - c_cc: c_cc - }); - } - return 0; - } - - case 21519: - { - if (!stream.tty) return -59; - var argp = syscallGetVarargP(); - HEAP32[((argp) >> 2)] = 0; - return 0; - } - - case 21520: - { - if (!stream.tty) return -59; - return -28; - } - - case 21531: - { - var argp = syscallGetVarargP(); - return FS.ioctl(stream, op, argp); - } - - case 21523: - { - if (!stream.tty) return -59; - if (stream.tty.ops.ioctl_tiocgwinsz) { - var winsize = stream.tty.ops.ioctl_tiocgwinsz(stream.tty); - var argp = syscallGetVarargP(); - HEAP16[((argp) >> 1)] = winsize[0]; - HEAP16[(((argp) + (2)) >> 1)] = winsize[1]; - } - return 0; - } - - case 21524: - { - if (!stream.tty) return -59; - return 0; - } - - case 21515: - { - if (!stream.tty) return -59; - return 0; - } - - default: - return -28; - } - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_listen(fd, backlog) { - try { - var sock = getSocketFromFD(fd); - sock.sock_ops.listen(sock, backlog); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_lstat64(path, buf) { - try { - path = SYSCALLS.getStr(path); - return SYSCALLS.doStat(FS.lstat, path, buf); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_mkdirat(dirfd, path, mode) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - path = PATH.normalize(path); - if (path[path.length - 1] === "/") path = path.substr(0, path.length - 1); - FS.mkdir(path, mode, 0); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_newfstatat(dirfd, path, buf, flags) { - try { - path = SYSCALLS.getStr(path); - var nofollow = flags & 256; - var allowEmpty = flags & 4096; - flags = flags & (~6400); - path = SYSCALLS.calculateAt(dirfd, path, allowEmpty); - return SYSCALLS.doStat(nofollow ? FS.lstat : FS.stat, path, buf); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_openat(dirfd, path, flags, varargs) { - SYSCALLS.varargs = varargs; - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - var mode = varargs ? syscallGetVarargI() : 0; - return FS.open(path, flags, mode).fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var PIPEFS = { - BUCKET_BUFFER_SIZE: 8192, - mount(mount) { - return FS.createNode(null, "/", 16384 | 511, /* 0777 */ 0); - }, - createPipe() { - var pipe = { - buckets: [], - refcnt: 2 - }; - pipe.buckets.push({ - buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), - offset: 0, - roffset: 0 - }); - var rName = PIPEFS.nextname(); - var wName = PIPEFS.nextname(); - var rNode = FS.createNode(PIPEFS.root, rName, 4096, 0); - var wNode = FS.createNode(PIPEFS.root, wName, 4096, 0); - rNode.pipe = pipe; - wNode.pipe = pipe; - var readableStream = FS.createStream({ - path: rName, - node: rNode, - flags: 0, - seekable: false, - stream_ops: PIPEFS.stream_ops - }); - rNode.stream = readableStream; - var writableStream = FS.createStream({ - path: wName, - node: wNode, - flags: 1, - seekable: false, - stream_ops: PIPEFS.stream_ops - }); - wNode.stream = writableStream; - return { - readable_fd: readableStream.fd, - writable_fd: writableStream.fd - }; - }, - stream_ops: { - poll(stream) { - var pipe = stream.node.pipe; - if ((stream.flags & 2097155) === 1) { - return (256 | 4); - } - if (pipe.buckets.length > 0) { - for (var i = 0; i < pipe.buckets.length; i++) { - var bucket = pipe.buckets[i]; - if (bucket.offset - bucket.roffset > 0) { - return (64 | 1); - } - } - } - return 0; - }, - ioctl(stream, request, varargs) { - return 28; - }, - fsync(stream) { - return 28; - }, - read(stream, buffer, offset, length, position) { - /* ignored */ var pipe = stream.node.pipe; - var currentLength = 0; - for (var i = 0; i < pipe.buckets.length; i++) { - var bucket = pipe.buckets[i]; - currentLength += bucket.offset - bucket.roffset; - } - var data = buffer.subarray(offset, offset + length); - if (length <= 0) { - return 0; - } - if (currentLength == 0) { - throw new FS.ErrnoError(6); - } - var toRead = Math.min(currentLength, length); - var totalRead = toRead; - var toRemove = 0; - for (var i = 0; i < pipe.buckets.length; i++) { - var currBucket = pipe.buckets[i]; - var bucketSize = currBucket.offset - currBucket.roffset; - if (toRead <= bucketSize) { - var tmpSlice = currBucket.buffer.subarray(currBucket.roffset, currBucket.offset); - if (toRead < bucketSize) { - tmpSlice = tmpSlice.subarray(0, toRead); - currBucket.roffset += toRead; - } else { - toRemove++; - } - data.set(tmpSlice); - break; - } else { - var tmpSlice = currBucket.buffer.subarray(currBucket.roffset, currBucket.offset); - data.set(tmpSlice); - data = data.subarray(tmpSlice.byteLength); - toRead -= tmpSlice.byteLength; - toRemove++; - } - } - if (toRemove && toRemove == pipe.buckets.length) { - toRemove--; - pipe.buckets[toRemove].offset = 0; - pipe.buckets[toRemove].roffset = 0; - } - pipe.buckets.splice(0, toRemove); - return totalRead; - }, - write(stream, buffer, offset, length, position) { - /* ignored */ var pipe = stream.node.pipe; - var data = buffer.subarray(offset, offset + length); - var dataLen = data.byteLength; - if (dataLen <= 0) { - return 0; - } - var currBucket = null; - if (pipe.buckets.length == 0) { - currBucket = { - buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), - offset: 0, - roffset: 0 - }; - pipe.buckets.push(currBucket); - } else { - currBucket = pipe.buckets[pipe.buckets.length - 1]; - } - assert(currBucket.offset <= PIPEFS.BUCKET_BUFFER_SIZE); - var freeBytesInCurrBuffer = PIPEFS.BUCKET_BUFFER_SIZE - currBucket.offset; - if (freeBytesInCurrBuffer >= dataLen) { - currBucket.buffer.set(data, currBucket.offset); - currBucket.offset += dataLen; - return dataLen; - } else if (freeBytesInCurrBuffer > 0) { - currBucket.buffer.set(data.subarray(0, freeBytesInCurrBuffer), currBucket.offset); - currBucket.offset += freeBytesInCurrBuffer; - data = data.subarray(freeBytesInCurrBuffer, data.byteLength); - } - var numBuckets = (data.byteLength / PIPEFS.BUCKET_BUFFER_SIZE) | 0; - var remElements = data.byteLength % PIPEFS.BUCKET_BUFFER_SIZE; - for (var i = 0; i < numBuckets; i++) { - var newBucket = { - buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), - offset: PIPEFS.BUCKET_BUFFER_SIZE, - roffset: 0 - }; - pipe.buckets.push(newBucket); - newBucket.buffer.set(data.subarray(0, PIPEFS.BUCKET_BUFFER_SIZE)); - data = data.subarray(PIPEFS.BUCKET_BUFFER_SIZE, data.byteLength); - } - if (remElements > 0) { - var newBucket = { - buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), - offset: data.byteLength, - roffset: 0 - }; - pipe.buckets.push(newBucket); - newBucket.buffer.set(data); - } - return dataLen; - }, - close(stream) { - var pipe = stream.node.pipe; - pipe.refcnt--; - if (pipe.refcnt === 0) { - pipe.buckets = null; - } - } - }, - nextname() { - if (!PIPEFS.nextname.current) { - PIPEFS.nextname.current = 0; - } - return "pipe[" + (PIPEFS.nextname.current++) + "]"; - } -}; - -function ___syscall_pipe(fdPtr) { - try { - if (fdPtr == 0) { - throw new FS.ErrnoError(21); - } - var res = PIPEFS.createPipe(); - HEAP32[((fdPtr) >> 2)] = res.readable_fd; - HEAP32[(((fdPtr) + (4)) >> 2)] = res.writable_fd; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_poll(fds, nfds, timeout) { - try { - var nonzero = 0; - for (var i = 0; i < nfds; i++) { - var pollfd = fds + 8 * i; - var fd = HEAP32[((pollfd) >> 2)]; - var events = HEAP16[(((pollfd) + (4)) >> 1)]; - var mask = 32; - var stream = FS.getStream(fd); - if (stream) { - mask = SYSCALLS.DEFAULT_POLLMASK; - if (stream.stream_ops?.poll) { - mask = stream.stream_ops.poll(stream, -1); - } - } - mask &= events | 8 | 16; - if (mask) nonzero++; - HEAP16[(((pollfd) + (6)) >> 1)] = mask; - } - return nonzero; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_readlinkat(dirfd, path, buf, bufsize) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - if (bufsize <= 0) return -28; - var ret = FS.readlink(path); - var len = Math.min(bufsize, lengthBytesUTF8(ret)); - var endChar = HEAP8[buf + len]; - stringToUTF8(ret, buf, bufsize + 1); - HEAP8[buf + len] = endChar; - return len; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_recvfrom(fd, buf, len, flags, addr, addrlen) { - try { - var sock = getSocketFromFD(fd); - var msg = sock.sock_ops.recvmsg(sock, len, typeof flags !== "undefined" ? flags : 0); - if (!msg) return 0; - if (addr) { - var errno = writeSockaddr(addr, sock.family, DNS.lookup_name(msg.addr), msg.port, addrlen); - } - HEAPU8.set(msg.buffer, buf); - return msg.buffer.byteLength; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_renameat(olddirfd, oldpath, newdirfd, newpath) { - try { - oldpath = SYSCALLS.getStr(oldpath); - newpath = SYSCALLS.getStr(newpath); - oldpath = SYSCALLS.calculateAt(olddirfd, oldpath); - newpath = SYSCALLS.calculateAt(newdirfd, newpath); - FS.rename(oldpath, newpath); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_rmdir(path) { - try { - path = SYSCALLS.getStr(path); - FS.rmdir(path); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_sendto(fd, message, length, flags, addr, addr_len) { - try { - var sock = getSocketFromFD(fd); - var dest = getSocketAddress(addr, addr_len, true); - if (!dest) { - return FS.write(sock.stream, HEAP8, message, length); - } - return sock.sock_ops.sendmsg(sock, HEAP8, message, length, dest.addr, dest.port); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_socket(domain, type, protocol) { - try { - var sock = SOCKFS.createSocket(domain, type, protocol); - return sock.stream.fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_stat64(path, buf) { - try { - path = SYSCALLS.getStr(path); - return SYSCALLS.doStat(FS.stat, path, buf); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_statfs64(path, size, buf) { - try { - path = SYSCALLS.getStr(path); - HEAP32[(((buf) + (4)) >> 2)] = 4096; - HEAP32[(((buf) + (40)) >> 2)] = 4096; - HEAP32[(((buf) + (8)) >> 2)] = 1e6; - HEAP32[(((buf) + (12)) >> 2)] = 5e5; - HEAP32[(((buf) + (16)) >> 2)] = 5e5; - HEAP32[(((buf) + (20)) >> 2)] = FS.nextInode; - HEAP32[(((buf) + (24)) >> 2)] = 1e6; - HEAP32[(((buf) + (28)) >> 2)] = 42; - HEAP32[(((buf) + (44)) >> 2)] = 2; - HEAP32[(((buf) + (36)) >> 2)] = 255; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_symlink(target, linkpath) { - try { - target = SYSCALLS.getStr(target); - linkpath = SYSCALLS.getStr(linkpath); - FS.symlink(target, linkpath); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_unlinkat(dirfd, path, flags) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - if (flags === 0) { - FS.unlink(path); - } else if (flags === 512) { - FS.rmdir(path); - } else { - abort("Invalid flags passed to unlinkat"); - } - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var readI53FromI64 = ptr => HEAPU32[((ptr) >> 2)] + HEAP32[(((ptr) + (4)) >> 2)] * 4294967296; - -function ___syscall_utimensat(dirfd, path, times, flags) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path, true); - if (!times) { - var atime = Date.now(); - var mtime = atime; - } else { - var seconds = readI53FromI64(times); - var nanoseconds = HEAP32[(((times) + (8)) >> 2)]; - atime = (seconds * 1e3) + (nanoseconds / (1e3 * 1e3)); - times += 16; - seconds = readI53FromI64(times); - nanoseconds = HEAP32[(((times) + (8)) >> 2)]; - mtime = (seconds * 1e3) + (nanoseconds / (1e3 * 1e3)); - } - FS.utime(path, atime, mtime); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var __abort_js = () => { - abort(""); -}; - -var nowIsMonotonic = 1; - -var __emscripten_get_now_is_monotonic = () => nowIsMonotonic; - -var __emscripten_lookup_name = name => { - var nameString = UTF8ToString(name); - return inetPton4(DNS.lookup_name(nameString)); -}; - -var __emscripten_memcpy_js = (dest, src, num) => HEAPU8.copyWithin(dest, src, src + num); - -var __emscripten_runtime_keepalive_clear = () => { - noExitRuntime = false; - runtimeKeepaliveCounter = 0; -}; - -var __emscripten_throw_longjmp = () => { - throw Infinity; -}; - -function __gmtime_js(time_low, time_high, tmPtr) { - var time = convertI32PairToI53Checked(time_low, time_high); - var date = new Date(time * 1e3); - HEAP32[((tmPtr) >> 2)] = date.getUTCSeconds(); - HEAP32[(((tmPtr) + (4)) >> 2)] = date.getUTCMinutes(); - HEAP32[(((tmPtr) + (8)) >> 2)] = date.getUTCHours(); - HEAP32[(((tmPtr) + (12)) >> 2)] = date.getUTCDate(); - HEAP32[(((tmPtr) + (16)) >> 2)] = date.getUTCMonth(); - HEAP32[(((tmPtr) + (20)) >> 2)] = date.getUTCFullYear() - 1900; - HEAP32[(((tmPtr) + (24)) >> 2)] = date.getUTCDay(); - var start = Date.UTC(date.getUTCFullYear(), 0, 1, 0, 0, 0, 0); - var yday = ((date.getTime() - start) / (1e3 * 60 * 60 * 24)) | 0; - HEAP32[(((tmPtr) + (28)) >> 2)] = yday; -} - -var isLeapYear = year => year % 4 === 0 && (year % 100 !== 0 || year % 400 === 0); - -var MONTH_DAYS_LEAP_CUMULATIVE = [ 0, 31, 60, 91, 121, 152, 182, 213, 244, 274, 305, 335 ]; - -var MONTH_DAYS_REGULAR_CUMULATIVE = [ 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334 ]; - -var ydayFromDate = date => { - var leap = isLeapYear(date.getFullYear()); - var monthDaysCumulative = (leap ? MONTH_DAYS_LEAP_CUMULATIVE : MONTH_DAYS_REGULAR_CUMULATIVE); - var yday = monthDaysCumulative[date.getMonth()] + date.getDate() - 1; - return yday; -}; - -function __localtime_js(time_low, time_high, tmPtr) { - var time = convertI32PairToI53Checked(time_low, time_high); - var date = new Date(time * 1e3); - HEAP32[((tmPtr) >> 2)] = date.getSeconds(); - HEAP32[(((tmPtr) + (4)) >> 2)] = date.getMinutes(); - HEAP32[(((tmPtr) + (8)) >> 2)] = date.getHours(); - HEAP32[(((tmPtr) + (12)) >> 2)] = date.getDate(); - HEAP32[(((tmPtr) + (16)) >> 2)] = date.getMonth(); - HEAP32[(((tmPtr) + (20)) >> 2)] = date.getFullYear() - 1900; - HEAP32[(((tmPtr) + (24)) >> 2)] = date.getDay(); - var yday = ydayFromDate(date) | 0; - HEAP32[(((tmPtr) + (28)) >> 2)] = yday; - HEAP32[(((tmPtr) + (36)) >> 2)] = -(date.getTimezoneOffset() * 60); - var start = new Date(date.getFullYear(), 0, 1); - var summerOffset = new Date(date.getFullYear(), 6, 1).getTimezoneOffset(); - var winterOffset = start.getTimezoneOffset(); - var dst = (summerOffset != winterOffset && date.getTimezoneOffset() == Math.min(winterOffset, summerOffset)) | 0; - HEAP32[(((tmPtr) + (32)) >> 2)] = dst; -} - -/** @suppress {duplicate } */ var setTempRet0 = val => __emscripten_tempret_set(val); - -var __mktime_js = function(tmPtr) { - var ret = (() => { - var date = new Date(HEAP32[(((tmPtr) + (20)) >> 2)] + 1900, HEAP32[(((tmPtr) + (16)) >> 2)], HEAP32[(((tmPtr) + (12)) >> 2)], HEAP32[(((tmPtr) + (8)) >> 2)], HEAP32[(((tmPtr) + (4)) >> 2)], HEAP32[((tmPtr) >> 2)], 0); - var dst = HEAP32[(((tmPtr) + (32)) >> 2)]; - var guessedOffset = date.getTimezoneOffset(); - var start = new Date(date.getFullYear(), 0, 1); - var summerOffset = new Date(date.getFullYear(), 6, 1).getTimezoneOffset(); - var winterOffset = start.getTimezoneOffset(); - var dstOffset = Math.min(winterOffset, summerOffset); - if (dst < 0) { - HEAP32[(((tmPtr) + (32)) >> 2)] = Number(summerOffset != winterOffset && dstOffset == guessedOffset); - } else if ((dst > 0) != (dstOffset == guessedOffset)) { - var nonDstOffset = Math.max(winterOffset, summerOffset); - var trueOffset = dst > 0 ? dstOffset : nonDstOffset; - date.setTime(date.getTime() + (trueOffset - guessedOffset) * 6e4); - } - HEAP32[(((tmPtr) + (24)) >> 2)] = date.getDay(); - var yday = ydayFromDate(date) | 0; - HEAP32[(((tmPtr) + (28)) >> 2)] = yday; - HEAP32[((tmPtr) >> 2)] = date.getSeconds(); - HEAP32[(((tmPtr) + (4)) >> 2)] = date.getMinutes(); - HEAP32[(((tmPtr) + (8)) >> 2)] = date.getHours(); - HEAP32[(((tmPtr) + (12)) >> 2)] = date.getDate(); - HEAP32[(((tmPtr) + (16)) >> 2)] = date.getMonth(); - HEAP32[(((tmPtr) + (20)) >> 2)] = date.getYear(); - var timeMs = date.getTime(); - if (isNaN(timeMs)) { - return -1; - } - return timeMs / 1e3; - })(); - return (setTempRet0((tempDouble = ret, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0)), - ret >>> 0); -}; - -function __mmap_js(len, prot, flags, fd, offset_low, offset_high, allocated, addr) { - var offset = convertI32PairToI53Checked(offset_low, offset_high); - try { - if (isNaN(offset)) return 61; - var stream = SYSCALLS.getStreamFromFD(fd); - var res = FS.mmap(stream, len, offset, prot, flags); - var ptr = res.ptr; - HEAP32[((allocated) >> 2)] = res.allocated; - HEAPU32[((addr) >> 2)] = ptr; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function __munmap_js(addr, len, prot, flags, fd, offset_low, offset_high) { - var offset = convertI32PairToI53Checked(offset_low, offset_high); - try { - var stream = SYSCALLS.getStreamFromFD(fd); - if (prot & 2) { - SYSCALLS.doMsync(addr, stream, len, flags, offset); - } - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var timers = {}; - -var handleException = e => { - if (e instanceof ExitStatus || e == "unwind") { - return EXITSTATUS; - } - quit_(1, e); -}; - -var runtimeKeepaliveCounter = 0; - -var keepRuntimeAlive = () => noExitRuntime || runtimeKeepaliveCounter > 0; - -var _proc_exit = code => { - EXITSTATUS = code; - if (!keepRuntimeAlive()) { - Module["onExit"]?.(code); - ABORT = true; - } - quit_(code, new ExitStatus(code)); -}; - -/** @param {boolean|number=} implicit */ var exitJS = (status, implicit) => { - EXITSTATUS = status; - if (!keepRuntimeAlive()) { - exitRuntime(); - } - _proc_exit(status); -}; - -var _exit = exitJS; - -Module["_exit"] = _exit; - -var maybeExit = () => { - if (runtimeExited) { - return; - } - if (!keepRuntimeAlive()) { - try { - _exit(EXITSTATUS); - } catch (e) { - handleException(e); - } - } -}; - -var callUserCallback = func => { - if (runtimeExited || ABORT) { - return; - } - try { - func(); - maybeExit(); - } catch (e) { - handleException(e); - } -}; - -var _emscripten_get_now; - -_emscripten_get_now = () => performance.now(); - -var __setitimer_js = (which, timeout_ms) => { - if (timers[which]) { - clearTimeout(timers[which].id); - delete timers[which]; - } - if (!timeout_ms) return 0; - var id = setTimeout(() => { - delete timers[which]; - callUserCallback(() => __emscripten_timeout(which, _emscripten_get_now())); - }, timeout_ms); - timers[which] = { - id: id, - timeout_ms: timeout_ms - }; - return 0; -}; - -var __tzset_js = (timezone, daylight, std_name, dst_name) => { - var currentYear = (new Date).getFullYear(); - var winter = new Date(currentYear, 0, 1); - var summer = new Date(currentYear, 6, 1); - var winterOffset = winter.getTimezoneOffset(); - var summerOffset = summer.getTimezoneOffset(); - var stdTimezoneOffset = Math.max(winterOffset, summerOffset); - HEAPU32[((timezone) >> 2)] = stdTimezoneOffset * 60; - HEAP32[((daylight) >> 2)] = Number(winterOffset != summerOffset); - var extractZone = date => date.toLocaleTimeString(undefined, { - hour12: false, - timeZoneName: "short" - }).split(" ")[1]; - var winterName = extractZone(winter); - var summerName = extractZone(summer); - if (summerOffset < winterOffset) { - stringToUTF8(winterName, std_name, 17); - stringToUTF8(summerName, dst_name, 17); - } else { - stringToUTF8(winterName, dst_name, 17); - stringToUTF8(summerName, std_name, 17); - } -}; - -var _emscripten_date_now = () => Date.now(); - -var getHeapMax = () => 2147483648; - -var _emscripten_get_heap_max = () => getHeapMax(); - -var growMemory = size => { - var b = wasmMemory.buffer; - var pages = (size - b.byteLength + 65535) / 65536; - try { - wasmMemory.grow(pages); - updateMemoryViews(); - return 1; - } /*success*/ catch (e) {} -}; - -var _emscripten_resize_heap = requestedSize => { - var oldSize = HEAPU8.length; - requestedSize >>>= 0; - var maxHeapSize = getHeapMax(); - if (requestedSize > maxHeapSize) { - return false; - } - var alignUp = (x, multiple) => x + (multiple - x % multiple) % multiple; - for (var cutDown = 1; cutDown <= 4; cutDown *= 2) { - var overGrownHeapSize = oldSize * (1 + .2 / cutDown); - overGrownHeapSize = Math.min(overGrownHeapSize, requestedSize + 100663296); - var newSize = Math.min(maxHeapSize, alignUp(Math.max(requestedSize, overGrownHeapSize), 65536)); - var replacement = growMemory(newSize); - if (replacement) { - return true; - } - } - return false; -}; - -var runtimeKeepalivePush = () => { - runtimeKeepaliveCounter += 1; -}; - -var runtimeKeepalivePop = () => { - runtimeKeepaliveCounter -= 1; -}; - -/** @param {number=} timeout */ var safeSetTimeout = (func, timeout) => { - runtimeKeepalivePush(); - return setTimeout(() => { - runtimeKeepalivePop(); - callUserCallback(func); - }, timeout); -}; - -var _emscripten_sleep = ms => Asyncify.handleSleep(wakeUp => safeSetTimeout(wakeUp, ms)); - -Module["_emscripten_sleep"] = _emscripten_sleep; - -_emscripten_sleep.isAsync = true; - -var ENV = PHPLoader.ENV || {}; - -var getExecutableName = () => thisProgram || "./this.program"; - -var getEnvStrings = () => { - if (!getEnvStrings.strings) { - var lang = ((typeof navigator == "object" && navigator.languages && navigator.languages[0]) || "C").replace("-", "_") + ".UTF-8"; - var env = { - "USER": "web_user", - "LOGNAME": "web_user", - "PATH": "/", - "PWD": "/", - "HOME": "/home/web_user", - "LANG": lang, - "_": getExecutableName() - }; - for (var x in ENV) { - if (ENV[x] === undefined) delete env[x]; else env[x] = ENV[x]; - } - var strings = []; - for (var x in env) { - strings.push(`${x}=${env[x]}`); - } - getEnvStrings.strings = strings; - } - return getEnvStrings.strings; -}; - -var stringToAscii = (str, buffer) => { - for (var i = 0; i < str.length; ++i) { - HEAP8[buffer++] = str.charCodeAt(i); - } - HEAP8[buffer] = 0; -}; - -var _environ_get = (__environ, environ_buf) => { - var bufSize = 0; - getEnvStrings().forEach((string, i) => { - var ptr = environ_buf + bufSize; - HEAPU32[(((__environ) + (i * 4)) >> 2)] = ptr; - stringToAscii(string, ptr); - bufSize += string.length + 1; - }); - return 0; -}; - -var _environ_sizes_get = (penviron_count, penviron_buf_size) => { - var strings = getEnvStrings(); - HEAPU32[((penviron_count) >> 2)] = strings.length; - var bufSize = 0; - strings.forEach(string => bufSize += string.length + 1); - HEAPU32[((penviron_buf_size) >> 2)] = bufSize; - return 0; -}; - -function _fd_close(fd) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - FS.close(stream); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -function _fd_fdstat_get(fd, pbuf) { - try { - var rightsBase = 0; - var rightsInheriting = 0; - var flags = 0; - { - var stream = SYSCALLS.getStreamFromFD(fd); - var type = stream.tty ? 2 : FS.isDir(stream.mode) ? 3 : FS.isLink(stream.mode) ? 7 : 4; - } - HEAP8[pbuf] = type; - HEAP16[(((pbuf) + (2)) >> 1)] = flags; - (tempI64 = [ rightsBase >>> 0, (tempDouble = rightsBase, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((pbuf) + (8)) >> 2)] = tempI64[0], HEAP32[(((pbuf) + (12)) >> 2)] = tempI64[1]); - (tempI64 = [ rightsInheriting >>> 0, (tempDouble = rightsInheriting, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((pbuf) + (16)) >> 2)] = tempI64[0], HEAP32[(((pbuf) + (20)) >> 2)] = tempI64[1]); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -/** @param {number=} offset */ var doReadv = (stream, iov, iovcnt, offset) => { - var ret = 0; - for (var i = 0; i < iovcnt; i++) { - var ptr = HEAPU32[((iov) >> 2)]; - var len = HEAPU32[(((iov) + (4)) >> 2)]; - iov += 8; - var curr = FS.read(stream, HEAP8, ptr, len, offset); - if (curr < 0) return -1; - ret += curr; - if (curr < len) break; - if (typeof offset != "undefined") { - offset += curr; - } - } - return ret; -}; - -function _fd_read(fd, iov, iovcnt, pnum) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - var num = doReadv(stream, iov, iovcnt); - HEAPU32[((pnum) >> 2)] = num; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -function _fd_seek(fd, offset_low, offset_high, whence, newOffset) { - var offset = convertI32PairToI53Checked(offset_low, offset_high); - try { - if (isNaN(offset)) return 61; - var stream = SYSCALLS.getStreamFromFD(fd); - FS.llseek(stream, offset, whence); - (tempI64 = [ stream.position >>> 0, (tempDouble = stream.position, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[((newOffset) >> 2)] = tempI64[0], HEAP32[(((newOffset) + (4)) >> 2)] = tempI64[1]); - if (stream.getdents && offset === 0 && whence === 0) stream.getdents = null; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -var _fd_sync = function(fd) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - return Asyncify.handleSleep(wakeUp => { - var mount = stream.node.mount; - if (!mount.type.syncfs) { - wakeUp(0); - return; - } - mount.type.syncfs(mount, false, err => { - if (err) { - wakeUp(29); - return; - } - wakeUp(0); - }); - }); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -}; - -_fd_sync.isAsync = true; - -/** @param {number=} offset */ var doWritev = (stream, iov, iovcnt, offset) => { - var ret = 0; - for (var i = 0; i < iovcnt; i++) { - var ptr = HEAPU32[((iov) >> 2)]; - var len = HEAPU32[(((iov) + (4)) >> 2)]; - iov += 8; - var curr = FS.write(stream, HEAP8, ptr, len, offset); - if (curr < 0) return -1; - ret += curr; - if (typeof offset != "undefined") { - offset += curr; - } - } - return ret; -}; - -function _fd_write(fd, iov, iovcnt, pnum) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - var num = doWritev(stream, iov, iovcnt); - HEAPU32[((pnum) >> 2)] = num; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -var _getaddrinfo = (node, service, hint, out) => { - var addr = 0; - var port = 0; - var flags = 0; - var family = 0; - var type = 0; - var proto = 0; - var ai; - function allocaddrinfo(family, type, proto, canon, addr, port) { - var sa, salen, ai; - var errno; - salen = family === 10 ? 28 : 16; - addr = family === 10 ? inetNtop6(addr) : inetNtop4(addr); - sa = _malloc(salen); - errno = writeSockaddr(sa, family, addr, port); - assert(!errno); - ai = _malloc(32); - HEAP32[(((ai) + (4)) >> 2)] = family; - HEAP32[(((ai) + (8)) >> 2)] = type; - HEAP32[(((ai) + (12)) >> 2)] = proto; - HEAPU32[(((ai) + (24)) >> 2)] = canon; - HEAPU32[(((ai) + (20)) >> 2)] = sa; - if (family === 10) { - HEAP32[(((ai) + (16)) >> 2)] = 28; - } else { - HEAP32[(((ai) + (16)) >> 2)] = 16; - } - HEAP32[(((ai) + (28)) >> 2)] = 0; - return ai; - } - if (hint) { - flags = HEAP32[((hint) >> 2)]; - family = HEAP32[(((hint) + (4)) >> 2)]; - type = HEAP32[(((hint) + (8)) >> 2)]; - proto = HEAP32[(((hint) + (12)) >> 2)]; - } - if (type && !proto) { - proto = type === 2 ? 17 : 6; - } - if (!type && proto) { - type = proto === 17 ? 2 : 1; - } - if (proto === 0) { - proto = 6; - } - if (type === 0) { - type = 1; - } - if (!node && !service) { - return -2; - } - if (flags & ~(1 | 2 | 4 | 1024 | 8 | 16 | 32)) { - return -1; - } - if (hint !== 0 && (HEAP32[((hint) >> 2)] & 2) && !node) { - return -1; - } - if (flags & 32) { - return -2; - } - if (type !== 0 && type !== 1 && type !== 2) { - return -7; - } - if (family !== 0 && family !== 2 && family !== 10) { - return -6; - } - if (service) { - service = UTF8ToString(service); - port = parseInt(service, 10); - if (isNaN(port)) { - if (flags & 1024) { - return -2; - } - return -8; - } - } - if (!node) { - if (family === 0) { - family = 2; - } - if ((flags & 1) === 0) { - if (family === 2) { - addr = _htonl(2130706433); - } else { - addr = [ 0, 0, 0, 1 ]; - } - } - ai = allocaddrinfo(family, type, proto, null, addr, port); - HEAPU32[((out) >> 2)] = ai; - return 0; - } - node = UTF8ToString(node); - addr = inetPton4(node); - if (addr !== null) { - if (family === 0 || family === 2) { - family = 2; - } else if (family === 10 && (flags & 8)) { - addr = [ 0, 0, _htonl(65535), addr ]; - family = 10; - } else { - return -2; - } - } else { - addr = inetPton6(node); - if (addr !== null) { - if (family === 0 || family === 10) { - family = 10; - } else { - return -2; - } - } - } - if (addr != null) { - ai = allocaddrinfo(family, type, proto, node, addr, port); - HEAPU32[((out) >> 2)] = ai; - return 0; - } - if (flags & 4) { - return -2; - } - node = DNS.lookup_name(node); - addr = inetPton4(node); - if (family === 0) { - family = 2; - } else if (family === 10) { - addr = [ 0, 0, _htonl(65535), addr ]; - } - ai = allocaddrinfo(family, type, proto, null, addr, port); - HEAPU32[((out) >> 2)] = ai; - return 0; -}; - -/** @type {function(...*):?} */ function _getcontext() { - abort("missing function: getcontext"); -} - -_getcontext.stub = true; - -/** @type {function(...*):?} */ function _getdtablesize() { - abort("missing function: getdtablesize"); -} - -_getdtablesize.stub = true; - -var _getnameinfo = (sa, salen, node, nodelen, serv, servlen, flags) => { - var info = readSockaddr(sa, salen); - if (info.errno) { - return -6; - } - var port = info.port; - var addr = info.addr; - var overflowed = false; - if (node && nodelen) { - var lookup; - if ((flags & 1) || !(lookup = DNS.lookup_addr(addr))) { - if (flags & 8) { - return -2; - } - } else { - addr = lookup; - } - var numBytesWrittenExclNull = stringToUTF8(addr, node, nodelen); - if (numBytesWrittenExclNull + 1 >= nodelen) { - overflowed = true; - } - } - if (serv && servlen) { - port = "" + port; - var numBytesWrittenExclNull = stringToUTF8(port, serv, servlen); - if (numBytesWrittenExclNull + 1 >= servlen) { - overflowed = true; - } - } - if (overflowed) { - return -12; - } - return 0; -}; - -var Protocols = { - list: [], - map: {} -}; - -var _setprotoent = stayopen => { - function allocprotoent(name, proto, aliases) { - var nameBuf = _malloc(name.length + 1); - stringToAscii(name, nameBuf); - var j = 0; - var length = aliases.length; - var aliasListBuf = _malloc((length + 1) * 4); - for (var i = 0; i < length; i++, j += 4) { - var alias = aliases[i]; - var aliasBuf = _malloc(alias.length + 1); - stringToAscii(alias, aliasBuf); - HEAPU32[(((aliasListBuf) + (j)) >> 2)] = aliasBuf; - } - HEAPU32[(((aliasListBuf) + (j)) >> 2)] = 0; - var pe = _malloc(12); - HEAPU32[((pe) >> 2)] = nameBuf; - HEAPU32[(((pe) + (4)) >> 2)] = aliasListBuf; - HEAP32[(((pe) + (8)) >> 2)] = proto; - return pe; - } - var list = Protocols.list; - var map = Protocols.map; - if (list.length === 0) { - var entry = allocprotoent("tcp", 6, [ "TCP" ]); - list.push(entry); - map["tcp"] = map["6"] = entry; - entry = allocprotoent("udp", 17, [ "UDP" ]); - list.push(entry); - map["udp"] = map["17"] = entry; - } - _setprotoent.index = 0; -}; - -var _getprotobyname = name => { - name = UTF8ToString(name); - _setprotoent(true); - var result = Protocols.map[name]; - return result; -}; - -var _getprotobynumber = number => { - _setprotoent(true); - var result = Protocols.map[number]; - return result; -}; - -var stackAlloc = sz => __emscripten_stack_alloc(sz); - -/** @suppress {duplicate } */ var stringToUTF8OnStack = str => { - var size = lengthBytesUTF8(str) + 1; - var ret = stackAlloc(size); - stringToUTF8(str, ret, size); - return ret; -}; - -var allocateUTF8OnStack = stringToUTF8OnStack; - -var PHPWASM = { - init: function() { - FS.mkdir("/internal"); - FS.mkdir("/internal/shared"); - FS.mkdir("/internal/shared/preload"); - PHPWASM.EventEmitter = ENVIRONMENT_IS_NODE ? require("events").EventEmitter : class EventEmitter { - constructor() { - this.listeners = {}; - } - emit(eventName, data) { - if (this.listeners[eventName]) { - this.listeners[eventName].forEach(callback => { - callback(data); - }); - } - } - once(eventName, callback) { - const self = this; - function removedCallback() { - callback(...arguments); - self.removeListener(eventName, removedCallback); - } - this.on(eventName, removedCallback); - } - removeAllListeners(eventName) { - if (eventName) { - delete this.listeners[eventName]; - } else { - this.listeners = {}; - } - } - removeListener(eventName, callback) { - if (this.listeners[eventName]) { - const idx = this.listeners[eventName].indexOf(callback); - if (idx !== -1) { - this.listeners[eventName].splice(idx, 1); - } - } - } - }; - PHPWASM.child_proc_by_fd = {}; - PHPWASM.child_proc_by_pid = {}; - PHPWASM.input_devices = {}; - }, - getAllWebSockets: function(sock) { - const webSockets = new Set; - if (sock.server) { - sock.server.clients.forEach(ws => { - webSockets.add(ws); - }); - } - for (const peer of PHPWASM.getAllPeers(sock)) { - webSockets.add(peer.socket); - } - return Array.from(webSockets); - }, - getAllPeers: function(sock) { - const peers = new Set; - if (sock.server) { - sock.pending.filter(pending => pending.peers).forEach(pending => { - for (const peer of Object.values(pending.peers)) { - peers.add(peer); - } - }); - } - if (sock.peers) { - for (const peer of Object.values(sock.peers)) { - peers.add(peer); - } - } - return Array.from(peers); - }, - awaitData: function(ws) { - return PHPWASM.awaitEvent(ws, "message"); - }, - awaitConnection: function(ws) { - if (ws.OPEN === ws.readyState) { - return [ Promise.resolve(), PHPWASM.noop ]; - } - return PHPWASM.awaitEvent(ws, "open"); - }, - awaitClose: function(ws) { - if ([ ws.CLOSING, ws.CLOSED ].includes(ws.readyState)) { - return [ Promise.resolve(), PHPWASM.noop ]; - } - return PHPWASM.awaitEvent(ws, "close"); - }, - awaitError: function(ws) { - if ([ ws.CLOSING, ws.CLOSED ].includes(ws.readyState)) { - return [ Promise.resolve(), PHPWASM.noop ]; - } - return PHPWASM.awaitEvent(ws, "error"); - }, - awaitEvent: function(ws, event) { - let resolve; - const listener = () => { - resolve(); - }; - const promise = new Promise(function(_resolve) { - resolve = _resolve; - ws.once(event, listener); - }); - const cancel = () => { - ws.removeListener(event, listener); - setTimeout(resolve); - }; - return [ promise, cancel ]; - }, - noop: function() {}, - spawnProcess: function(command, args, options) { - if (Module["spawnProcess"]) { - const spawnedPromise = Module["spawnProcess"](command, args, options); - return Promise.resolve(spawnedPromise).then(function(spawned) { - if (!spawned || !spawned.on) { - throw new Error("spawnProcess() must return an EventEmitter but returned a different type."); - } - return spawned; - }); - } - if (ENVIRONMENT_IS_NODE) { - return require("child_process").spawn(command, args, { - ...options, - shell: true, - stdio: [ "pipe", "pipe", "pipe" ], - timeout: 100 - }); - } - const e = new Error("popen(), proc_open() etc. are unsupported in the browser. Call php.setSpawnHandler() " + "and provide a callback to handle spawning processes, or disable a popen(), proc_open() " + "and similar functions via php.ini."); - e.code = "SPAWN_UNSUPPORTED"; - throw e; - }, - shutdownSocket: function(socketd, how) { - const sock = getSocketFromFD(socketd); - const peer = Object.values(sock.peers)[0]; - if (!peer) { - return -1; - } - try { - peer.socket.close(); - SOCKFS.websocket_sock_ops.removePeer(sock, peer); - return 0; - } catch (e) { - console.log("Socket shutdown error", e); - return -1; - } - } -}; - -function _js_create_input_device(deviceId) { - let dataBuffer = []; - let dataCallback; - const filename = "proc_id_" + deviceId; - const device = FS.createDevice("/dev", filename, function() {}, function(byte) { - try { - dataBuffer.push(byte); - if (dataCallback) { - dataCallback(new Uint8Array(dataBuffer)); - dataBuffer = []; - } - } catch (e) { - console.error(e); - throw e; - } - }); - const devicePath = "/dev/" + filename; - PHPWASM.input_devices[deviceId] = { - devicePath: devicePath, - onData: function(cb) { - dataCallback = cb; - dataBuffer.forEach(function(data) { - cb(data); - }); - dataBuffer.length = 0; - } - }; - return allocateUTF8OnStack(devicePath); -} - -function _js_open_process(command, argsPtr, argsLength, descriptorsPtr, descriptorsLength, cwdPtr, cwdLength, envPtr, envLength) { - if (!command) { - return 1; - } - const cmdstr = UTF8ToString(command); - if (!cmdstr.length) { - return 0; - } - let argsArray = []; - if (argsLength) { - for (var i = 0; i < argsLength; i++) { - const charPointer = argsPtr + i * 4; - argsArray.push(UTF8ToString(HEAPU32[charPointer >> 2])); - } - } - const cwdstr = cwdPtr ? UTF8ToString(cwdPtr) : null; - let envObject = null; - if (envLength) { - envObject = {}; - for (var i = 0; i < envLength; i++) { - const envPointer = envPtr + i * 4; - const envEntry = UTF8ToString(HEAPU32[envPointer >> 2]); - const splitAt = envEntry.indexOf("="); - if (splitAt === -1) { - continue; - } - const key = envEntry.substring(0, splitAt); - const value = envEntry.substring(splitAt + 1); - envObject[key] = value; - } - } - var std = {}; - for (var i = 0; i < descriptorsLength; i++) { - const descriptorPtr = HEAPU32[(descriptorsPtr + i * 4) >> 2]; - std[HEAPU32[descriptorPtr >> 2]] = { - child: HEAPU32[(descriptorPtr + 4) >> 2], - parent: HEAPU32[(descriptorPtr + 8) >> 2] - }; - } - return Asyncify.handleSleep(async wakeUp => { - let cp; - try { - const options = {}; - if (cwdstr !== null) { - options.cwd = cwdstr; - } - if (envObject !== null) { - options.env = envObject; - } - cp = PHPWASM.spawnProcess(cmdstr, argsArray, options); - if (cp instanceof Promise) { - cp = await cp; - } - } catch (e) { - if (e.code === "SPAWN_UNSUPPORTED") { - wakeUp(1); - return; - } - console.error(e); - wakeUp(1); - throw e; - } - const ProcInfo = { - pid: cp.pid, - exited: false, - stdinFd: std[0]?.child, - stdinIsDevice: std[0]?.child in PHPWASM.input_devices, - stdoutChildFd: std[1]?.child, - stdoutParentFd: std[1]?.parent, - stderrChildFd: std[2]?.child, - stderrParentFd: std[2]?.parent, - stdout: new PHPWASM.EventEmitter, - stderr: new PHPWASM.EventEmitter - }; - if (ProcInfo.stdoutChildFd) PHPWASM.child_proc_by_fd[ProcInfo.stdoutChildFd] = ProcInfo; - if (ProcInfo.stderrChildFd) PHPWASM.child_proc_by_fd[ProcInfo.stderrChildFd] = ProcInfo; - if (ProcInfo.stdoutParentFd) PHPWASM.child_proc_by_fd[ProcInfo.stdoutParentFd] = ProcInfo; - if (ProcInfo.stderrParentFd) PHPWASM.child_proc_by_fd[ProcInfo.stderrParentFd] = ProcInfo; - PHPWASM.child_proc_by_pid[ProcInfo.pid] = ProcInfo; - cp.on("exit", function(code) { - ProcInfo.exitCode = code; - ProcInfo.exited = true; - ProcInfo.stdout.emit("data"); - ProcInfo.stderr.emit("data"); - }); - if (ProcInfo.stdoutChildFd) { - const stdoutStream = SYSCALLS.getStreamFromFD(ProcInfo.stdoutChildFd); - let stdoutAt = 0; - cp.stdout.on("data", function(data) { - ProcInfo.stdout.emit("data", data); - stdoutStream.stream_ops.write(stdoutStream, data, 0, data.length, stdoutAt); - stdoutAt += data.length; - }); - } - if (ProcInfo.stderrChildFd) { - const stderrStream = SYSCALLS.getStreamFromFD(ProcInfo.stderrChildFd); - let stderrAt = 0; - cp.stderr.on("data", function(data) { - ProcInfo.stderr.emit("data", data); - stderrStream.stream_ops.write(stderrStream, data, 0, data.length, stderrAt); - stderrAt += data.length; - }); - } - /** - * Wait until the child process has been spawned. - * Unfortunately there is no Node.js API to check whether - * the process has already been spawned. We can only listen - * to the 'spawn' event and if it has already been spawned, - * listen to the 'exit' event. - */ try { - await new Promise((resolve, reject) => { - cp.on("spawn", resolve); - cp.on("error", reject); - }); - } catch (e) { - console.error(e); - wakeUp(1); - return; - } - if (ProcInfo.stdinIsDevice) { - PHPWASM.input_devices[ProcInfo.stdinFd].onData(function(data) { - if (!data) return; - const dataStr = new TextDecoder("utf-8").decode(data); - cp.stdin.write(dataStr); - }); - wakeUp(ProcInfo.pid); - return; - } - if (ProcInfo.stdinFd) { - const stdinStream = SYSCALLS.getStreamFromFD(ProcInfo.stdinFd); - if (stdinStream.node) { - const CHUNK_SIZE = 1024; - const buffer = new Uint8Array(CHUNK_SIZE); - let offset = 0; - while (true) { - const bytesRead = stdinStream.stream_ops.read(stdinStream, buffer, 0, CHUNK_SIZE, offset); - if (bytesRead === null || bytesRead === 0) { - break; - } - try { - cp.stdin.write(buffer.subarray(0, bytesRead)); - } catch (e) { - console.error(e); - return 1; - } - if (bytesRead < CHUNK_SIZE) { - break; - } - offset += bytesRead; - } - wakeUp(ProcInfo.pid); - return; - } - } - wakeUp(ProcInfo.pid); - }); -} - -function _js_process_status(pid, exitCodePtr) { - if (!PHPWASM.child_proc_by_pid[pid]) { - return -1; - } - if (PHPWASM.child_proc_by_pid[pid].exited) { - HEAPU32[exitCodePtr >> 2] = PHPWASM.child_proc_by_pid[pid].exitCode; - return 1; - } - return 0; -} - -function _js_waitpid(pid, exitCodePtr) { - if (!PHPWASM.child_proc_by_pid[pid]) { - return -1; - } - return Asyncify.handleSleep(wakeUp => { - const poll = function() { - if (PHPWASM.child_proc_by_pid[pid]?.exited) { - HEAPU32[exitCodePtr >> 2] = PHPWASM.child_proc_by_pid[pid].exitCode; - wakeUp(pid); - } else { - setTimeout(poll, 50); - } - }; - poll(); - }); -} - -/** @type {function(...*):?} */ function _makecontext() { - abort("missing function: makecontext"); -} - -_makecontext.stub = true; - -var arraySum = (array, index) => { - var sum = 0; - for (var i = 0; i <= index; sum += array[i++]) {} - return sum; -}; - -var MONTH_DAYS_LEAP = [ 31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 ]; - -var MONTH_DAYS_REGULAR = [ 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 ]; - -var addDays = (date, days) => { - var newDate = new Date(date.getTime()); - while (days > 0) { - var leap = isLeapYear(newDate.getFullYear()); - var currentMonth = newDate.getMonth(); - var daysInCurrentMonth = (leap ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR)[currentMonth]; - if (days > daysInCurrentMonth - newDate.getDate()) { - days -= (daysInCurrentMonth - newDate.getDate() + 1); - newDate.setDate(1); - if (currentMonth < 11) { - newDate.setMonth(currentMonth + 1); - } else { - newDate.setMonth(0); - newDate.setFullYear(newDate.getFullYear() + 1); - } - } else { - newDate.setDate(newDate.getDate() + days); - return newDate; - } - } - return newDate; -}; - -var writeArrayToMemory = (array, buffer) => { - HEAP8.set(array, buffer); -}; - -var _strftime = (s, maxsize, format, tm) => { - var tm_zone = HEAPU32[(((tm) + (40)) >> 2)]; - var date = { - tm_sec: HEAP32[((tm) >> 2)], - tm_min: HEAP32[(((tm) + (4)) >> 2)], - tm_hour: HEAP32[(((tm) + (8)) >> 2)], - tm_mday: HEAP32[(((tm) + (12)) >> 2)], - tm_mon: HEAP32[(((tm) + (16)) >> 2)], - tm_year: HEAP32[(((tm) + (20)) >> 2)], - tm_wday: HEAP32[(((tm) + (24)) >> 2)], - tm_yday: HEAP32[(((tm) + (28)) >> 2)], - tm_isdst: HEAP32[(((tm) + (32)) >> 2)], - tm_gmtoff: HEAP32[(((tm) + (36)) >> 2)], - tm_zone: tm_zone ? UTF8ToString(tm_zone) : "" - }; - var pattern = UTF8ToString(format); - var EXPANSION_RULES_1 = { - "%c": "%a %b %d %H:%M:%S %Y", - "%D": "%m/%d/%y", - "%F": "%Y-%m-%d", - "%h": "%b", - "%r": "%I:%M:%S %p", - "%R": "%H:%M", - "%T": "%H:%M:%S", - "%x": "%m/%d/%y", - "%X": "%H:%M:%S", - "%Ec": "%c", - "%EC": "%C", - "%Ex": "%m/%d/%y", - "%EX": "%H:%M:%S", - "%Ey": "%y", - "%EY": "%Y", - "%Od": "%d", - "%Oe": "%e", - "%OH": "%H", - "%OI": "%I", - "%Om": "%m", - "%OM": "%M", - "%OS": "%S", - "%Ou": "%u", - "%OU": "%U", - "%OV": "%V", - "%Ow": "%w", - "%OW": "%W", - "%Oy": "%y" - }; - for (var rule in EXPANSION_RULES_1) { - pattern = pattern.replace(new RegExp(rule, "g"), EXPANSION_RULES_1[rule]); - } - var WEEKDAYS = [ "Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday" ]; - var MONTHS = [ "January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December" ]; - function leadingSomething(value, digits, character) { - var str = typeof value == "number" ? value.toString() : (value || ""); - while (str.length < digits) { - str = character[0] + str; - } - return str; - } - function leadingNulls(value, digits) { - return leadingSomething(value, digits, "0"); - } - function compareByDay(date1, date2) { - function sgn(value) { - return value < 0 ? -1 : (value > 0 ? 1 : 0); - } - var compare; - if ((compare = sgn(date1.getFullYear() - date2.getFullYear())) === 0) { - if ((compare = sgn(date1.getMonth() - date2.getMonth())) === 0) { - compare = sgn(date1.getDate() - date2.getDate()); - } - } - return compare; - } - function getFirstWeekStartDate(janFourth) { - switch (janFourth.getDay()) { - case 0: - return new Date(janFourth.getFullYear() - 1, 11, 29); - - case 1: - return janFourth; - - case 2: - return new Date(janFourth.getFullYear(), 0, 3); - - case 3: - return new Date(janFourth.getFullYear(), 0, 2); - - case 4: - return new Date(janFourth.getFullYear(), 0, 1); - - case 5: - return new Date(janFourth.getFullYear() - 1, 11, 31); - - case 6: - return new Date(janFourth.getFullYear() - 1, 11, 30); - } - } - function getWeekBasedYear(date) { - var thisDate = addDays(new Date(date.tm_year + 1900, 0, 1), date.tm_yday); - var janFourthThisYear = new Date(thisDate.getFullYear(), 0, 4); - var janFourthNextYear = new Date(thisDate.getFullYear() + 1, 0, 4); - var firstWeekStartThisYear = getFirstWeekStartDate(janFourthThisYear); - var firstWeekStartNextYear = getFirstWeekStartDate(janFourthNextYear); - if (compareByDay(firstWeekStartThisYear, thisDate) <= 0) { - if (compareByDay(firstWeekStartNextYear, thisDate) <= 0) { - return thisDate.getFullYear() + 1; - } - return thisDate.getFullYear(); - } - return thisDate.getFullYear() - 1; - } - var EXPANSION_RULES_2 = { - "%a": date => WEEKDAYS[date.tm_wday].substring(0, 3), - "%A": date => WEEKDAYS[date.tm_wday], - "%b": date => MONTHS[date.tm_mon].substring(0, 3), - "%B": date => MONTHS[date.tm_mon], - "%C": date => { - var year = date.tm_year + 1900; - return leadingNulls((year / 100) | 0, 2); - }, - "%d": date => leadingNulls(date.tm_mday, 2), - "%e": date => leadingSomething(date.tm_mday, 2, " "), - "%g": date => getWeekBasedYear(date).toString().substring(2), - "%G": getWeekBasedYear, - "%H": date => leadingNulls(date.tm_hour, 2), - "%I": date => { - var twelveHour = date.tm_hour; - if (twelveHour == 0) twelveHour = 12; else if (twelveHour > 12) twelveHour -= 12; - return leadingNulls(twelveHour, 2); - }, - "%j": date => leadingNulls(date.tm_mday + arraySum(isLeapYear(date.tm_year + 1900) ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, date.tm_mon - 1), 3), - "%m": date => leadingNulls(date.tm_mon + 1, 2), - "%M": date => leadingNulls(date.tm_min, 2), - "%n": () => "\n", - "%p": date => { - if (date.tm_hour >= 0 && date.tm_hour < 12) { - return "AM"; - } - return "PM"; - }, - "%S": date => leadingNulls(date.tm_sec, 2), - "%t": () => "\t", - "%u": date => date.tm_wday || 7, - "%U": date => { - var days = date.tm_yday + 7 - date.tm_wday; - return leadingNulls(Math.floor(days / 7), 2); - }, - "%V": date => { - var val = Math.floor((date.tm_yday + 7 - (date.tm_wday + 6) % 7) / 7); - if ((date.tm_wday + 371 - date.tm_yday - 2) % 7 <= 2) { - val++; - } - if (!val) { - val = 52; - var dec31 = (date.tm_wday + 7 - date.tm_yday - 1) % 7; - if (dec31 == 4 || (dec31 == 5 && isLeapYear(date.tm_year % 400 - 1))) { - val++; - } - } else if (val == 53) { - var jan1 = (date.tm_wday + 371 - date.tm_yday) % 7; - if (jan1 != 4 && (jan1 != 3 || !isLeapYear(date.tm_year))) val = 1; - } - return leadingNulls(val, 2); - }, - "%w": date => date.tm_wday, - "%W": date => { - var days = date.tm_yday + 7 - ((date.tm_wday + 6) % 7); - return leadingNulls(Math.floor(days / 7), 2); - }, - "%y": date => (date.tm_year + 1900).toString().substring(2), - "%Y": date => date.tm_year + 1900, - "%z": date => { - var off = date.tm_gmtoff; - var ahead = off >= 0; - off = Math.abs(off) / 60; - off = (off / 60) * 100 + (off % 60); - return (ahead ? "+" : "-") + String("0000" + off).slice(-4); - }, - "%Z": date => date.tm_zone, - "%%": () => "%" - }; - pattern = pattern.replace(/%%/g, "\0\0"); - for (var rule in EXPANSION_RULES_2) { - if (pattern.includes(rule)) { - pattern = pattern.replace(new RegExp(rule, "g"), EXPANSION_RULES_2[rule](date)); - } - } - pattern = pattern.replace(/\0\0/g, "%"); - var bytes = intArrayFromString(pattern, false); - if (bytes.length > maxsize) { - return 0; - } - writeArrayToMemory(bytes, s); - return bytes.length - 1; -}; - -var _strftime_l = (s, maxsize, format, tm, loc) => _strftime(s, maxsize, format, tm); - -var _strptime = (buf, format, tm) => { - var pattern = UTF8ToString(format); - var SPECIAL_CHARS = "\\!@#$^&*()+=-[]/{}|:<>?,."; - for (var i = 0, ii = SPECIAL_CHARS.length; i < ii; ++i) { - pattern = pattern.replace(new RegExp("\\" + SPECIAL_CHARS[i], "g"), "\\" + SPECIAL_CHARS[i]); - } - var EQUIVALENT_MATCHERS = { - "A": "%a", - "B": "%b", - "c": "%a %b %d %H:%M:%S %Y", - "D": "%m\\/%d\\/%y", - "e": "%d", - "F": "%Y-%m-%d", - "h": "%b", - "R": "%H\\:%M", - "r": "%I\\:%M\\:%S\\s%p", - "T": "%H\\:%M\\:%S", - "x": "%m\\/%d\\/(?:%y|%Y)", - "X": "%H\\:%M\\:%S" - }; - var DATE_PATTERNS = { - /* weekday name */ "a": "(?:Sun(?:day)?)|(?:Mon(?:day)?)|(?:Tue(?:sday)?)|(?:Wed(?:nesday)?)|(?:Thu(?:rsday)?)|(?:Fri(?:day)?)|(?:Sat(?:urday)?)", - /* month name */ "b": "(?:Jan(?:uary)?)|(?:Feb(?:ruary)?)|(?:Mar(?:ch)?)|(?:Apr(?:il)?)|May|(?:Jun(?:e)?)|(?:Jul(?:y)?)|(?:Aug(?:ust)?)|(?:Sep(?:tember)?)|(?:Oct(?:ober)?)|(?:Nov(?:ember)?)|(?:Dec(?:ember)?)", - /* century */ "C": "\\d\\d", - /* day of month */ "d": "0[1-9]|[1-9](?!\\d)|1\\d|2\\d|30|31", - /* hour (24hr) */ "H": "\\d(?!\\d)|[0,1]\\d|20|21|22|23", - /* hour (12hr) */ "I": "\\d(?!\\d)|0\\d|10|11|12", - /* day of year */ "j": "00[1-9]|0?[1-9](?!\\d)|0?[1-9]\\d(?!\\d)|[1,2]\\d\\d|3[0-6]\\d", - /* month */ "m": "0[1-9]|[1-9](?!\\d)|10|11|12", - /* minutes */ "M": "0\\d|\\d(?!\\d)|[1-5]\\d", - /* whitespace */ "n": " ", - /* AM/PM */ "p": "AM|am|PM|pm|A\\.M\\.|a\\.m\\.|P\\.M\\.|p\\.m\\.", - /* seconds */ "S": "0\\d|\\d(?!\\d)|[1-5]\\d|60", - /* week number */ "U": "0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53", - /* week number */ "W": "0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53", - /* weekday number */ "w": "[0-6]", - /* 2-digit year */ "y": "\\d\\d", - /* 4-digit year */ "Y": "\\d\\d\\d\\d", - /* whitespace */ "t": " ", - /* time zone */ "z": "Z|(?:[\\+\\-]\\d\\d:?(?:\\d\\d)?)" - }; - var MONTH_NUMBERS = { - JAN: 0, - FEB: 1, - MAR: 2, - APR: 3, - MAY: 4, - JUN: 5, - JUL: 6, - AUG: 7, - SEP: 8, - OCT: 9, - NOV: 10, - DEC: 11 - }; - var DAY_NUMBERS_SUN_FIRST = { - SUN: 0, - MON: 1, - TUE: 2, - WED: 3, - THU: 4, - FRI: 5, - SAT: 6 - }; - var DAY_NUMBERS_MON_FIRST = { - MON: 0, - TUE: 1, - WED: 2, - THU: 3, - FRI: 4, - SAT: 5, - SUN: 6 - }; - var capture = []; - var pattern_out = pattern.replace(/%(.)/g, (m, c) => EQUIVALENT_MATCHERS[c] || m).replace(/%(.)/g, (_, c) => { - let pat = DATE_PATTERNS[c]; - if (pat) { - capture.push(c); - return `(${pat})`; - } else { - return c; - } - }).replace(/\s+/g, "\\s*"); - var matches = new RegExp("^" + pattern_out, "i").exec(UTF8ToString(buf)); - function initDate() { - function fixup(value, min, max) { - return (typeof value != "number" || isNaN(value)) ? min : (value >= min ? (value <= max ? value : max) : min); - } - return { - year: fixup(HEAP32[(((tm) + (20)) >> 2)] + 1900, 1970, 9999), - month: fixup(HEAP32[(((tm) + (16)) >> 2)], 0, 11), - day: fixup(HEAP32[(((tm) + (12)) >> 2)], 1, 31), - hour: fixup(HEAP32[(((tm) + (8)) >> 2)], 0, 23), - min: fixup(HEAP32[(((tm) + (4)) >> 2)], 0, 59), - sec: fixup(HEAP32[((tm) >> 2)], 0, 59), - gmtoff: 0 - }; - } - if (matches) { - var date = initDate(); - var value; - var getMatch = symbol => { - var pos = capture.indexOf(symbol); - if (pos >= 0) { - return matches[pos + 1]; - } - return; - }; - if ((value = getMatch("S"))) { - date.sec = jstoi_q(value); - } - if ((value = getMatch("M"))) { - date.min = jstoi_q(value); - } - if ((value = getMatch("H"))) { - date.hour = jstoi_q(value); - } else if ((value = getMatch("I"))) { - var hour = jstoi_q(value); - if ((value = getMatch("p"))) { - hour += value.toUpperCase()[0] === "P" ? 12 : 0; - } - date.hour = hour; - } - if ((value = getMatch("Y"))) { - date.year = jstoi_q(value); - } else if ((value = getMatch("y"))) { - var year = jstoi_q(value); - if ((value = getMatch("C"))) { - year += jstoi_q(value) * 100; - } else { - year += year < 69 ? 2e3 : 1900; - } - date.year = year; - } - if ((value = getMatch("m"))) { - date.month = jstoi_q(value) - 1; - } else if ((value = getMatch("b"))) { - date.month = MONTH_NUMBERS[value.substring(0, 3).toUpperCase()] || 0; - } - if ((value = getMatch("d"))) { - date.day = jstoi_q(value); - } else if ((value = getMatch("j"))) { - var day = jstoi_q(value); - var leapYear = isLeapYear(date.year); - for (var month = 0; month < 12; ++month) { - var daysUntilMonth = arraySum(leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, month - 1); - if (day <= daysUntilMonth + (leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR)[month]) { - date.day = day - daysUntilMonth; - } - } - } else if ((value = getMatch("a"))) { - var weekDay = value.substring(0, 3).toUpperCase(); - if ((value = getMatch("U"))) { - var weekDayNumber = DAY_NUMBERS_SUN_FIRST[weekDay]; - var weekNumber = jstoi_q(value); - var janFirst = new Date(date.year, 0, 1); - var endDate; - if (janFirst.getDay() === 0) { - endDate = addDays(janFirst, weekDayNumber + 7 * (weekNumber - 1)); - } else { - endDate = addDays(janFirst, 7 - janFirst.getDay() + weekDayNumber + 7 * (weekNumber - 1)); - } - date.day = endDate.getDate(); - date.month = endDate.getMonth(); - } else if ((value = getMatch("W"))) { - var weekDayNumber = DAY_NUMBERS_MON_FIRST[weekDay]; - var weekNumber = jstoi_q(value); - var janFirst = new Date(date.year, 0, 1); - var endDate; - if (janFirst.getDay() === 1) { - endDate = addDays(janFirst, weekDayNumber + 7 * (weekNumber - 1)); - } else { - endDate = addDays(janFirst, 7 - janFirst.getDay() + 1 + weekDayNumber + 7 * (weekNumber - 1)); - } - date.day = endDate.getDate(); - date.month = endDate.getMonth(); - } - } - if ((value = getMatch("z"))) { - if (value.toLowerCase() === "z") { - date.gmtoff = 0; - } else { - var match = value.match(/^((?:\-|\+)\d\d):?(\d\d)?/); - date.gmtoff = match[1] * 3600; - if (match[2]) { - date.gmtoff += date.gmtoff > 0 ? match[2] * 60 : -match[2] * 60; - } - } - } - /* + // The rest of the code comes from the built php.js file and esm-suffix.js + // include: shell.js + // The Module object: Our interface to the outside world. We import + // and export values on it. There are various ways Module can be used: + // 1. Not defined. We create it here + // 2. A function parameter, function(moduleArg) => Promise + // 3. pre-run appended it, var Module = {}; ..generated code.. + // 4. External script tag defines var Module. + // We need to check if Module already exists (e.g. case 3 above). + // Substitution will be replaced with actual code on later stage of the build, + // this way Closure Compiler will not mangle it (e.g. case 4. above). + // Note that if you want to run closure, and also to use Module + // after the generated code, you will need to define var Module = {}; + // before the code. Then that object will be used in the code, and you + // can continue to use Module afterwards as well. + var Module = typeof PHPLoader != 'undefined' ? PHPLoader : {}; + + var ENVIRONMENT_IS_WORKER = RuntimeName === 'WORKER'; + + var ENVIRONMENT_IS_NODE = RuntimeName === 'NODE'; + + if (ENVIRONMENT_IS_NODE) { + } + + // --pre-jses are emitted after the Module integration code, so that they can + // refer to Module (if they choose; they can also define Module) + // Sometimes an existing Module object exists with properties + // meant to overwrite the default module functionality. Here + // we collect those properties and reapply _after_ we configure + // the current environment's defaults to avoid having to be so + // defensive during initialization. + var moduleOverrides = Object.assign({}, Module); + + var arguments_ = []; + + var thisProgram = './this.program'; + + var quit_ = (status, toThrow) => { + throw toThrow; + }; + + // `/` should be present at the end if `scriptDirectory` is not empty + var scriptDirectory = ''; + + function locateFile(path) { + if (Module['locateFile']) { + return Module['locateFile'](path, scriptDirectory); + } + return scriptDirectory + path; + } + + // Hooks that are implemented differently in different runtime environments. + var readAsync, readBinary; + + if (ENVIRONMENT_IS_NODE) { + // These modules will usually be used on Node.js. Load them eagerly to avoid + // the complexity of lazy-loading. + var fs = require('fs'); + var nodePath = require('path'); + scriptDirectory = __dirname + '/'; + // include: node_shell_read.js + readBinary = (filename) => { + // We need to re-wrap `file://` strings to URLs. + filename = isFileURI(filename) ? new URL(filename) : filename; + var ret = fs.readFileSync(filename); + return ret; + }; + readAsync = async (filename, binary = true) => { + // See the comment in the `readBinary` function. + filename = isFileURI(filename) ? new URL(filename) : filename; + var ret = fs.readFileSync(filename, binary ? undefined : 'utf8'); + return ret; + }; + // end include: node_shell_read.js + if (!Module['thisProgram'] && process.argv.length > 1) { + thisProgram = process.argv[1].replace(/\\/g, '/'); + } + arguments_ = process.argv.slice(2); + if (typeof module != 'undefined') { + module['exports'] = Module; + } + quit_ = (status, toThrow) => { + process.exitCode = status; + throw toThrow; + }; + } // Note that this includes Node.js workers when relevant (pthreads is enabled). + // Node.js workers are detected as a combination of ENVIRONMENT_IS_WORKER and + // ENVIRONMENT_IS_NODE. + else { + } + + var out = Module['print'] || console.log.bind(console); + + var err = Module['printErr'] || console.error.bind(console); + + // Merge back in the overrides + Object.assign(Module, moduleOverrides); + + // Free the object hierarchy contained in the overrides, this lets the GC + // reclaim data used. + moduleOverrides = null; + + // Emit code to handle expected values on the Module object. This applies Module.x + // to the proper local x. This has two benefits: first, we only emit it if it is + // expected to arrive, and second, by using a local everywhere else that can be + // minified. + if (Module['arguments']) arguments_ = Module['arguments']; + + if (Module['thisProgram']) thisProgram = Module['thisProgram']; + if (Module['quit']) quit_ = Module['quit']; + + // perform assertions in shell.js after we set up out() and err(), as otherwise if an assertion fails it cannot print the message + // end include: shell.js + // include: preamble.js + // === Preamble library stuff === + // Documentation for the public APIs defined in this file must be updated in: + // site/source/docs/api_reference/preamble.js.rst + // A prebuilt local version of the documentation is available at: + // site/build/text/docs/api_reference/preamble.js.txt + // You can also build docs locally as HTML or other formats in site/ + // An online HTML version (which may be of a different version of Emscripten) + // is up at http://kripken.github.io/emscripten-site/docs/api_reference/preamble.js.html + var wasmBinary = Module['wasmBinary']; + + // end include: base64Utils.js + // Wasm globals + var wasmMemory; + + //======================================== + // Runtime essentials + //======================================== + // whether we are quitting the application. no code should run after this. + // set in exit() and abort() + var ABORT = false; + + // set by exit() and abort(). Passed to 'onExit' handler. + // NOTE: This is also used as the process return code code in shell environments + // but only when noExitRuntime is false. + var EXITSTATUS; + + // In STRICT mode, we only define assert() when ASSERTIONS is set. i.e. we + // don't define it at all in release modes. This matches the behaviour of + // MINIMAL_RUNTIME. + // TODO(sbc): Make this the default even without STRICT enabled. + /** @type {function(*, string=)} */ function assert(condition, text) { + if (!condition) { + // This build was created without ASSERTIONS defined. `assert()` should not + // ever be called in this configuration but in case there are callers in + // the wild leave this simple abort() implementation here for now. + abort(text); + } + } + + // Memory management + var /** @type {!Int8Array} */ HEAP8, + /** @type {!Uint8Array} */ HEAPU8, + /** @type {!Int16Array} */ HEAP16, + /** @type {!Uint16Array} */ HEAPU16, + /** @type {!Int32Array} */ HEAP32, + /** @type {!Uint32Array} */ HEAPU32, + /** @type {!Float32Array} */ HEAPF32, + /** @type {!Float64Array} */ HEAPF64; + + // include: runtime_shared.js + function updateMemoryViews() { + var b = wasmMemory.buffer; + Module['HEAP8'] = HEAP8 = new Int8Array(b); + Module['HEAP16'] = HEAP16 = new Int16Array(b); + Module['HEAPU8'] = HEAPU8 = new Uint8Array(b); + Module['HEAPU16'] = HEAPU16 = new Uint16Array(b); + Module['HEAP32'] = HEAP32 = new Int32Array(b); + Module['HEAPU32'] = HEAPU32 = new Uint32Array(b); + Module['HEAPF32'] = HEAPF32 = new Float32Array(b); + Module['HEAPF64'] = HEAPF64 = new Float64Array(b); + } + + // end include: runtime_shared.js + // include: runtime_stack_check.js + // end include: runtime_stack_check.js + var __ATPRERUN__ = []; + + // functions called before the runtime is initialized + var __ATINIT__ = []; + + // functions called during startup + var __ATEXIT__ = []; + + // functions called during shutdown + var __ATPOSTRUN__ = []; + + // functions called after the main() is called + var runtimeInitialized = false; + + var runtimeExited = false; + + function preRun() { + if (Module['preRun']) { + if (typeof Module['preRun'] == 'function') + Module['preRun'] = [Module['preRun']]; + while (Module['preRun'].length) { + addOnPreRun(Module['preRun'].shift()); + } + } + callRuntimeCallbacks(__ATPRERUN__); + } + + function initRuntime() { + runtimeInitialized = true; + SOCKFS.root = FS.mount(SOCKFS, {}, null); + if (!Module['noFSInit'] && !FS.initialized) FS.init(); + FS.ignorePermissions = false; + TTY.init(); + PIPEFS.root = FS.mount(PIPEFS, {}, null); + callRuntimeCallbacks(__ATINIT__); + } + + function exitRuntime() { + ___funcs_on_exit(); + // Native atexit() functions + callRuntimeCallbacks(__ATEXIT__); + FS.quit(); + TTY.shutdown(); + runtimeExited = true; + } + + function postRun() { + if (Module['postRun']) { + if (typeof Module['postRun'] == 'function') + Module['postRun'] = [Module['postRun']]; + while (Module['postRun'].length) { + addOnPostRun(Module['postRun'].shift()); + } + } + callRuntimeCallbacks(__ATPOSTRUN__); + } + + function addOnPreRun(cb) { + __ATPRERUN__.unshift(cb); + } + + function addOnInit(cb) { + __ATINIT__.unshift(cb); + } + + function addOnPostRun(cb) { + __ATPOSTRUN__.unshift(cb); + } + + // include: runtime_math.js + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/imul + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/fround + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/clz32 + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/trunc + // end include: runtime_math.js + // A counter of dependencies for calling run(). If we need to + // do asynchronous work before running, increment this and + // decrement it. Incrementing must happen in a place like + // Module.preRun (used by emcc to add file preloading). + // Note that you can add dependencies in preRun, even though + // it happens right before run - run will be postponed until + // the dependencies are met. + var runDependencies = 0; + + var dependenciesFulfilled = null; + + // overridden to take different actions when all run dependencies are fulfilled + function getUniqueRunDependency(id) { + return id; + } + + function addRunDependency(id) { + runDependencies++; + Module['monitorRunDependencies']?.(runDependencies); + } + + function removeRunDependency(id) { + runDependencies--; + Module['monitorRunDependencies']?.(runDependencies); + if (runDependencies == 0) { + if (dependenciesFulfilled) { + var callback = dependenciesFulfilled; + dependenciesFulfilled = null; + callback(); + } + } + } + + /** @param {string|number=} what */ function abort(what) { + Module['onAbort']?.(what); + what = 'Aborted(' + what + ')'; + // TODO(sbc): Should we remove printing and leave it up to whoever + // catches the exception? + err(what); + ABORT = true; + what += '. Build with -sASSERTIONS for more info.'; + // Use a wasm runtime error, because a JS error might be seen as a foreign + // exception, which means we'd run destructors on it. We need the error to + // simply make the program stop. + // FIXME This approach does not work in Wasm EH because it currently does not assume + // all RuntimeErrors are from traps; it decides whether a RuntimeError is from + // a trap or not based on a hidden field within the object. So at the moment + // we don't have a way of throwing a wasm trap from JS. TODO Make a JS API that + // allows this in the wasm spec. + // Suppress closure compiler warning here. Closure compiler's builtin extern + // definition for WebAssembly.RuntimeError claims it takes no arguments even + // though it can. + // TODO(https://github.com/google/closure-compiler/pull/3913): Remove if/when upstream closure gets fixed. + /** @suppress {checkTypes} */ var e = new WebAssembly.RuntimeError( + what + ); + // Throw the error whether or not MODULARIZE is set because abort is used + // in code paths apart from instantiation where an exception is expected + // to be thrown when abort is called. + throw e; + } + + // include: memoryprofiler.js + // end include: memoryprofiler.js + // include: URIUtils.js + // Prefix of data URIs emitted by SINGLE_FILE and related options. + var dataURIPrefix = 'data:application/octet-stream;base64,'; + + /** + * Indicates whether filename is a base64 data URI. + * @noinline + */ var isDataURI = (filename) => filename.startsWith(dataURIPrefix); + + /** + * Indicates whether filename is delivered via file protocol (as opposed to http/https) + * @noinline + */ var isFileURI = (filename) => filename.startsWith('file://'); + + // end include: URIUtils.js + // include: runtime_exceptions.js + // end include: runtime_exceptions.js + function findWasmBinary() { + var f = dependencyFilename; + if (!isDataURI(f)) { + return locateFile(f); + } + return f; + } + + var wasmBinaryFile; + + function getBinarySync(file) { + if (file == wasmBinaryFile && wasmBinary) { + return new Uint8Array(wasmBinary); + } + if (readBinary) { + return readBinary(file); + } + throw 'both async and sync fetching of the wasm failed'; + } + + async function getWasmBinary(binaryFile) { + // If we don't have the binary yet, load it asynchronously using readAsync. + if (!wasmBinary) { + // Fetch the binary using readAsync + try { + var response = await readAsync(binaryFile); + return new Uint8Array(response); + } catch {} + } + // Otherwise, getBinarySync should be able to get it synchronously + return getBinarySync(binaryFile); + } + + async function instantiateArrayBuffer(binaryFile, imports) { + try { + var binary = await getWasmBinary(binaryFile); + var instance = await WebAssembly.instantiate(binary, imports); + return instance; + } catch (reason) { + err(`failed to asynchronously prepare wasm: ${reason}`); + abort(reason); + } + } + + async function instantiateAsync(binary, binaryFile, imports) { + if ( + !binary && + typeof WebAssembly.instantiateStreaming == 'function' && + !isDataURI(binaryFile) && // Avoid instantiateStreaming() on Node.js environment for now, as while + // Node.js v18.1.0 implements it, it does not have a full fetch() + // implementation yet. + // Reference: + // https://github.com/emscripten-core/emscripten/pull/16917 + !ENVIRONMENT_IS_NODE && + typeof fetch == 'function' + ) { + try { + var response = fetch(binaryFile, { + credentials: 'same-origin', + }); + var instantiationResult = + await WebAssembly.instantiateStreaming(response, imports); + return instantiationResult; + } catch (reason) { + // We expect the most common failure cause to be a bad MIME type for the binary, + // in which case falling back to ArrayBuffer instantiation should work. + err(`wasm streaming compile failed: ${reason}`); + err('falling back to ArrayBuffer instantiation'); + } + } + return instantiateArrayBuffer(binaryFile, imports); + } + + function getWasmImports() { + // prepare imports + return { + a: wasmImports, + }; + } + + // Create the wasm instance. + // Receives the wasm imports, returns the exports. + async function createWasm() { + // Load the wasm module and create an instance of using native support in the JS engine. + // handle a generated wasm instance, receiving its exports and + // performing other necessary setup + /** @param {WebAssembly.Module=} module*/ function receiveInstance( + instance, + module + ) { + wasmExports = instance.exports; + wasmExports = Asyncify.instrumentWasmExports(wasmExports); + Module['wasmExports'] = wasmExports; + wasmMemory = wasmExports['fb']; + updateMemoryViews(); + wasmTable = wasmExports['hb']; + addOnInit(wasmExports['gb']); + removeRunDependency('wasm-instantiate'); + return wasmExports; + } + // wait for the pthread pool (if any) + addRunDependency('wasm-instantiate'); + // Prefer streaming instantiation if available. + function receiveInstantiationResult(result) { + // 'result' is a ResultObject object which has both the module and instance. + // receiveInstance() will swap in the exports (to Module.asm) so they can be called + // TODO: Due to Closure regression https://github.com/google/closure-compiler/issues/3193, the above line no longer optimizes out down to the following line. + // When the regression is fixed, can restore the above PTHREADS-enabled path. + receiveInstance(result['instance']); + } + var info = getWasmImports(); + // User shell pages can write their own Module.instantiateWasm = function(imports, successCallback) callback + // to manually instantiate the Wasm module themselves. This allows pages to + // run the instantiation parallel to any other async startup actions they are + // performing. + // Also pthreads and wasm workers initialize the wasm instance through this + // path. + if (Module['instantiateWasm']) { + try { + return Module['instantiateWasm'](info, receiveInstance); + } catch (e) { + err(`Module.instantiateWasm callback failed with error: ${e}`); + return false; + } + } + wasmBinaryFile ??= findWasmBinary(); + var result = await instantiateAsync(wasmBinary, wasmBinaryFile, info); + receiveInstantiationResult(result); + return result; + } + + // Globals used by JS i64 conversions (see makeSetValue) + var tempDouble; + + var tempI64; + + // include: runtime_debug.js + // end include: runtime_debug.js + // === Body === + function js_popen_to_file(command, mode, exitCodePtr) { + const returnCallback = (resolver) => Asyncify.handleSleep(resolver); + if (!command) return 1; + const cmdstr = UTF8ToString(command); + if (!cmdstr.length) return 0; + const modestr = UTF8ToString(mode); + if (!modestr.length) return 0; + if (modestr === 'w') { + console.error('popen($cmd, "w") is not implemented yet'); + } + return returnCallback(async (wakeUp) => { + let cp; + try { + cp = PHPWASM.spawnProcess(cmdstr, []); + if (cp instanceof Promise) { + cp = await cp; + } + } catch (e) { + console.error(e); + if (e.code === 'SPAWN_UNSUPPORTED') { + return 1; + } + throw e; + } + const outByteArrays = []; + cp.stdout.on('data', function (data) { + outByteArrays.push(data); + }); + const outputPath = '/tmp/popen_output'; + cp.on('exit', function (exitCode) { + const outBytes = new Uint8Array( + outByteArrays.reduce((acc, curr) => acc + curr.length, 0) + ); + let offset = 0; + for (const byteArray of outByteArrays) { + outBytes.set(byteArray, offset); + offset += byteArray.length; + } + FS.writeFile(outputPath, outBytes); + HEAPU8[exitCodePtr] = exitCode; + wakeUp(allocateUTF8OnStack(outputPath)); + }); + }); + } + + function wasm_poll_socket(socketd, events, timeout) { + const returnCallback = (resolver) => Asyncify.handleSleep(resolver); + const POLLIN = 1; + const POLLPRI = 2; + const POLLOUT = 4; + const POLLERR = 8; + const POLLHUP = 16; + const POLLNVAL = 32; + return returnCallback((wakeUp) => { + const polls = []; + if (socketd in PHPWASM.child_proc_by_fd) { + const procInfo = PHPWASM.child_proc_by_fd[socketd]; + if (procInfo.exited) { + wakeUp(0); + return; + } + polls.push(PHPWASM.awaitEvent(procInfo.stdout, 'data')); + } else if (FS.isSocket(FS.getStream(socketd)?.node.mode)) { + const sock = getSocketFromFD(socketd); + if (!sock) { + wakeUp(0); + return; + } + const lookingFor = new Set(); + if (events & POLLIN || events & POLLPRI) { + if (sock.server) { + for (const client of sock.pending) { + if ((client.recv_queue || []).length > 0) { + wakeUp(1); + return; + } + } + } else if ((sock.recv_queue || []).length > 0) { + wakeUp(1); + return; + } + } + const webSockets = PHPWASM.getAllWebSockets(sock); + if (!webSockets.length) { + wakeUp(0); + return; + } + for (const ws of webSockets) { + if (events & POLLIN || events & POLLPRI) { + polls.push(PHPWASM.awaitData(ws)); + lookingFor.add('POLLIN'); + } + if (events & POLLOUT) { + polls.push(PHPWASM.awaitConnection(ws)); + lookingFor.add('POLLOUT'); + } + if (events & POLLHUP) { + polls.push(PHPWASM.awaitClose(ws)); + lookingFor.add('POLLHUP'); + } + if (events & POLLERR || events & POLLNVAL) { + polls.push(PHPWASM.awaitError(ws)); + lookingFor.add('POLLERR'); + } + } + } else { + setTimeout(function () { + wakeUp(1); + }, timeout); + return; + } + if (polls.length === 0) { + console.warn( + 'Unsupported poll event ' + + events + + ', defaulting to setTimeout().' + ); + setTimeout(function () { + wakeUp(0); + }, timeout); + return; + } + const promises = polls.map(([promise]) => promise); + const clearPolling = () => polls.forEach(([, clear]) => clear()); + let awaken = false; + let timeoutId; + Promise.race(promises).then(function (results) { + if (!awaken) { + awaken = true; + wakeUp(1); + if (timeoutId) { + clearTimeout(timeoutId); + } + clearPolling(); + } + }); + if (timeout !== -1) { + timeoutId = setTimeout(function () { + if (!awaken) { + awaken = true; + wakeUp(0); + clearPolling(); + } + }, timeout); + } + }); + } + + function js_fd_read(fd, iov, iovcnt, pnum) { + const returnCallback = (resolver) => Asyncify.handleSleep(resolver); + if ( + Asyncify?.State?.Normal === undefined || + Asyncify?.state === Asyncify?.State?.Normal + ) { + var returnCode; + var stream; + let num = 0; + try { + stream = SYSCALLS.getStreamFromFD(fd); + const num = doReadv(stream, iov, iovcnt); + HEAPU32[pnum >> 2] = num; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) { + throw e; + } + if ( + e.errno !== 6 || + !(stream?.fd in PHPWASM.child_proc_by_fd) + ) { + HEAPU32[pnum >> 2] = 0; + return returnCode; + } + } + } + return returnCallback((wakeUp) => { + var retries = 0; + var interval = 50; + var timeout = 5e3; + var maxRetries = timeout / interval; + function poll() { + var returnCode; + var stream; + let num; + try { + stream = SYSCALLS.getStreamFromFD(fd); + num = doReadv(stream, iov, iovcnt); + returnCode = 0; + } catch (e) { + if ( + typeof FS == 'undefined' || + !(e.name === 'ErrnoError') + ) { + console.error(e); + throw e; + } + returnCode = e.errno; + } + const success = returnCode === 0; + const failure = + ++retries > maxRetries || + !(fd in PHPWASM.child_proc_by_fd) || + PHPWASM.child_proc_by_fd[fd]?.exited || + FS.isClosed(stream); + if (success) { + HEAPU32[pnum >> 2] = num; + wakeUp(0); + } else if (failure) { + HEAPU32[pnum >> 2] = 0; + wakeUp(returnCode === 6 ? 0 : returnCode); + } else { + setTimeout(poll, interval); + } + } + poll(); + }); + } + + function __asyncjs__js_module_onMessage(data, response_buffer) { + return Asyncify.handleAsync(async () => { + if (Module['onMessage']) { + const dataStr = UTF8ToString(data); + return Module['onMessage'](dataStr) + .then((response) => { + const responseBytes = + typeof response === 'string' + ? new TextEncoder().encode(response) + : response; + const responseSize = responseBytes.byteLength; + const responsePtr = _malloc(responseSize + 1); + HEAPU8.set(responseBytes, responsePtr); + HEAPU8[responsePtr + responseSize] = 0; + HEAPU8[response_buffer] = responsePtr; + HEAPU8[response_buffer + 1] = responsePtr >> 8; + HEAPU8[response_buffer + 2] = responsePtr >> 16; + HEAPU8[response_buffer + 3] = responsePtr >> 24; + return responseSize; + }) + .catch((e) => { + console.error(e); + return -1; + }); + } + }); + } + + // end include: preamble.js + class ExitStatus { + name = 'ExitStatus'; + constructor(status) { + this.message = `Program terminated with exit(${status})`; + this.status = status; + } + } + ExitStatus = class PHPExitStatus extends Error { + constructor(status) { + super(status); + this.name = 'ExitStatus'; + this.message = 'Program terminated with exit(' + status + ')'; + this.status = status; + } + }; + + var callRuntimeCallbacks = (callbacks) => { + while (callbacks.length > 0) { + // Pass the module as the first argument. + callbacks.shift()(Module); + } + }; + + var noExitRuntime = Module['noExitRuntime'] || false; + + var stackRestore = (val) => __emscripten_stack_restore(val); + + var stackSave = () => _emscripten_stack_get_current(); + + /** @type {function(...*):?} */ function _SharpYuvConvert() { + abort('missing function: SharpYuvConvert'); + } + + _SharpYuvConvert.stub = true; + + /** @type {function(...*):?} */ function _SharpYuvGetConversionMatrix() { + abort('missing function: SharpYuvGetConversionMatrix'); + } + + _SharpYuvGetConversionMatrix.stub = true; + + /** @type {function(...*):?} */ function _SharpYuvInit() { + abort('missing function: SharpYuvInit'); + } + + _SharpYuvInit.stub = true; + + var UTF8Decoder = + typeof TextDecoder != 'undefined' ? new TextDecoder() : undefined; + + /** + * Given a pointer 'idx' to a null-terminated UTF8-encoded string in the given + * array that contains uint8 values, returns a copy of that string as a + * Javascript String object. + * heapOrArray is either a regular array, or a JavaScript typed array view. + * @param {number=} idx + * @param {number=} maxBytesToRead + * @return {string} + */ var UTF8ArrayToString = ( + heapOrArray, + idx = 0, + maxBytesToRead = NaN + ) => { + var endIdx = idx + maxBytesToRead; + var endPtr = idx; + // TextDecoder needs to know the byte length in advance, it doesn't stop on + // null terminator by itself. Also, use the length info to avoid running tiny + // strings through TextDecoder, since .subarray() allocates garbage. + // (As a tiny code save trick, compare endPtr against endIdx using a negation, + // so that undefined/NaN means Infinity) + while (heapOrArray[endPtr] && !(endPtr >= endIdx)) ++endPtr; + if (endPtr - idx > 16 && heapOrArray.buffer && UTF8Decoder) { + return UTF8Decoder.decode(heapOrArray.subarray(idx, endPtr)); + } + var str = ''; + // If building with TextDecoder, we have already computed the string length + // above, so test loop end condition against that + while (idx < endPtr) { + // For UTF8 byte structure, see: + // http://en.wikipedia.org/wiki/UTF-8#Description + // https://www.ietf.org/rfc/rfc2279.txt + // https://tools.ietf.org/html/rfc3629 + var u0 = heapOrArray[idx++]; + if (!(u0 & 128)) { + str += String.fromCharCode(u0); + continue; + } + var u1 = heapOrArray[idx++] & 63; + if ((u0 & 224) == 192) { + str += String.fromCharCode(((u0 & 31) << 6) | u1); + continue; + } + var u2 = heapOrArray[idx++] & 63; + if ((u0 & 240) == 224) { + u0 = ((u0 & 15) << 12) | (u1 << 6) | u2; + } else { + u0 = + ((u0 & 7) << 18) | + (u1 << 12) | + (u2 << 6) | + (heapOrArray[idx++] & 63); + } + if (u0 < 65536) { + str += String.fromCharCode(u0); + } else { + var ch = u0 - 65536; + str += String.fromCharCode( + 55296 | (ch >> 10), + 56320 | (ch & 1023) + ); + } + } + return str; + }; + + /** + * Given a pointer 'ptr' to a null-terminated UTF8-encoded string in the + * emscripten HEAP, returns a copy of that string as a Javascript String object. + * + * @param {number} ptr + * @param {number=} maxBytesToRead - An optional length that specifies the + * maximum number of bytes to read. You can omit this parameter to scan the + * string until the first 0 byte. If maxBytesToRead is passed, and the string + * at [ptr, ptr+maxBytesToReadr[ contains a null byte in the middle, then the + * string will cut short at that byte index (i.e. maxBytesToRead will not + * produce a string of exact length [ptr, ptr+maxBytesToRead[) N.B. mixing + * frequent uses of UTF8ToString() with and without maxBytesToRead may throw + * JS JIT optimizations off, so it is worth to consider consistently using one + * @return {string} + */ var UTF8ToString = (ptr, maxBytesToRead) => + ptr ? UTF8ArrayToString(HEAPU8, ptr, maxBytesToRead) : ''; + + Module['UTF8ToString'] = UTF8ToString; + + var ___assert_fail = (condition, filename, line, func) => + abort( + `Assertion failed: ${UTF8ToString(condition)}, at: ` + + [ + filename ? UTF8ToString(filename) : 'unknown filename', + line, + func ? UTF8ToString(func) : 'unknown function', + ] + ); + + var ___call_sighandler = (fp, sig) => ((a1) => dynCall_vi(fp, a1))(sig); + + var initRandomFill = () => { + if ( + typeof crypto == 'object' && + typeof crypto['getRandomValues'] == 'function' + ) { + // for modern web browsers + return (view) => crypto.getRandomValues(view); + } else if (ENVIRONMENT_IS_NODE) { + // for nodejs with or without crypto support included + try { + var crypto_module = require('crypto'); + var randomFillSync = crypto_module['randomFillSync']; + if (randomFillSync) { + // nodejs with LTS crypto support + return (view) => crypto_module['randomFillSync'](view); + } + // very old nodejs with the original crypto API + var randomBytes = crypto_module['randomBytes']; + return (view) => ( + view.set(randomBytes(view.byteLength)), // Return the original view to match modern native implementations. + view + ); + } catch (e) {} + } + // we couldn't find a proper implementation, as Math.random() is not suitable for /dev/random, see emscripten-core/emscripten/pull/7096 + abort('initRandomDevice'); + }; + + var randomFill = (view) => (randomFill = initRandomFill())(view); + + var PATH = { + isAbs: (path) => path.charAt(0) === '/', + splitPath: (filename) => { + var splitPathRe = + /^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/; + return splitPathRe.exec(filename).slice(1); + }, + normalizeArray: (parts, allowAboveRoot) => { + // if the path tries to go above the root, `up` ends up > 0 + var up = 0; + for (var i = parts.length - 1; i >= 0; i--) { + var last = parts[i]; + if (last === '.') { + parts.splice(i, 1); + } else if (last === '..') { + parts.splice(i, 1); + up++; + } else if (up) { + parts.splice(i, 1); + up--; + } + } + // if the path is allowed to go above the root, restore leading ..s + if (allowAboveRoot) { + for (; up; up--) { + parts.unshift('..'); + } + } + return parts; + }, + normalize: (path) => { + var isAbsolute = PATH.isAbs(path), + trailingSlash = path.substr(-1) === '/'; + // Normalize the path + path = PATH.normalizeArray( + path.split('/').filter((p) => !!p), + !isAbsolute + ).join('/'); + if (!path && !isAbsolute) { + path = '.'; + } + if (path && trailingSlash) { + path += '/'; + } + return (isAbsolute ? '/' : '') + path; + }, + dirname: (path) => { + var result = PATH.splitPath(path), + root = result[0], + dir = result[1]; + if (!root && !dir) { + // No dirname whatsoever + return '.'; + } + if (dir) { + // It has a dirname, strip trailing slash + dir = dir.substr(0, dir.length - 1); + } + return root + dir; + }, + basename: (path) => { + // EMSCRIPTEN return '/'' for '/', not an empty string + if (path === '/') return '/'; + path = PATH.normalize(path); + path = path.replace(/\/$/, ''); + var lastSlash = path.lastIndexOf('/'); + if (lastSlash === -1) return path; + return path.substr(lastSlash + 1); + }, + join: (...paths) => PATH.normalize(paths.join('/')), + join2: (l, r) => PATH.normalize(l + '/' + r), + }; + + var PATH_FS = { + resolve: (...args) => { + var resolvedPath = '', + resolvedAbsolute = false; + for (var i = args.length - 1; i >= -1 && !resolvedAbsolute; i--) { + var path = i >= 0 ? args[i] : FS.cwd(); + // Skip empty and invalid entries + if (typeof path != 'string') { + throw new TypeError( + 'Arguments to path.resolve must be strings' + ); + } else if (!path) { + return ''; + } + // an invalid portion invalidates the whole thing + resolvedPath = path + '/' + resolvedPath; + resolvedAbsolute = PATH.isAbs(path); + } + // At this point the path should be resolved to a full absolute path, but + // handle relative paths to be safe (might happen when process.cwd() fails) + resolvedPath = PATH.normalizeArray( + resolvedPath.split('/').filter((p) => !!p), + !resolvedAbsolute + ).join('/'); + return (resolvedAbsolute ? '/' : '') + resolvedPath || '.'; + }, + relative: (from, to) => { + from = PATH_FS.resolve(from).substr(1); + to = PATH_FS.resolve(to).substr(1); + function trim(arr) { + var start = 0; + for (; start < arr.length; start++) { + if (arr[start] !== '') break; + } + var end = arr.length - 1; + for (; end >= 0; end--) { + if (arr[end] !== '') break; + } + if (start > end) return []; + return arr.slice(start, end - start + 1); + } + var fromParts = trim(from.split('/')); + var toParts = trim(to.split('/')); + var length = Math.min(fromParts.length, toParts.length); + var samePartsLength = length; + for (var i = 0; i < length; i++) { + if (fromParts[i] !== toParts[i]) { + samePartsLength = i; + break; + } + } + var outputParts = []; + for (var i = samePartsLength; i < fromParts.length; i++) { + outputParts.push('..'); + } + outputParts = outputParts.concat(toParts.slice(samePartsLength)); + return outputParts.join('/'); + }, + }; + + var FS_stdin_getChar_buffer = []; + + var lengthBytesUTF8 = (str) => { + var len = 0; + for (var i = 0; i < str.length; ++i) { + // Gotcha: charCodeAt returns a 16-bit word that is a UTF-16 encoded code + // unit, not a Unicode code point of the character! So decode + // UTF16->UTF32->UTF8. + // See http://unicode.org/faq/utf_bom.html#utf16-3 + var c = str.charCodeAt(i); + // possibly a lead surrogate + if (c <= 127) { + len++; + } else if (c <= 2047) { + len += 2; + } else if (c >= 55296 && c <= 57343) { + len += 4; + ++i; + } else { + len += 3; + } + } + return len; + }; + + Module['lengthBytesUTF8'] = lengthBytesUTF8; + + var stringToUTF8Array = (str, heap, outIdx, maxBytesToWrite) => { + // Parameter maxBytesToWrite is not optional. Negative values, 0, null, + // undefined and false each don't write out any bytes. + if (!(maxBytesToWrite > 0)) return 0; + var startIdx = outIdx; + var endIdx = outIdx + maxBytesToWrite - 1; + // -1 for string null terminator. + for (var i = 0; i < str.length; ++i) { + // Gotcha: charCodeAt returns a 16-bit word that is a UTF-16 encoded code + // unit, not a Unicode code point of the character! So decode + // UTF16->UTF32->UTF8. + // See http://unicode.org/faq/utf_bom.html#utf16-3 + // For UTF8 byte structure, see http://en.wikipedia.org/wiki/UTF-8#Description + // and https://www.ietf.org/rfc/rfc2279.txt + // and https://tools.ietf.org/html/rfc3629 + var u = str.charCodeAt(i); + // possibly a lead surrogate + if (u >= 55296 && u <= 57343) { + var u1 = str.charCodeAt(++i); + u = (65536 + ((u & 1023) << 10)) | (u1 & 1023); + } + if (u <= 127) { + if (outIdx >= endIdx) break; + heap[outIdx++] = u; + } else if (u <= 2047) { + if (outIdx + 1 >= endIdx) break; + heap[outIdx++] = 192 | (u >> 6); + heap[outIdx++] = 128 | (u & 63); + } else if (u <= 65535) { + if (outIdx + 2 >= endIdx) break; + heap[outIdx++] = 224 | (u >> 12); + heap[outIdx++] = 128 | ((u >> 6) & 63); + heap[outIdx++] = 128 | (u & 63); + } else { + if (outIdx + 3 >= endIdx) break; + heap[outIdx++] = 240 | (u >> 18); + heap[outIdx++] = 128 | ((u >> 12) & 63); + heap[outIdx++] = 128 | ((u >> 6) & 63); + heap[outIdx++] = 128 | (u & 63); + } + } + // Null-terminate the pointer to the buffer. + heap[outIdx] = 0; + return outIdx - startIdx; + }; + + /** @type {function(string, boolean=, number=)} */ function intArrayFromString( + stringy, + dontAddNull, + length + ) { + var len = length > 0 ? length : lengthBytesUTF8(stringy) + 1; + var u8array = new Array(len); + var numBytesWritten = stringToUTF8Array( + stringy, + u8array, + 0, + u8array.length + ); + if (dontAddNull) u8array.length = numBytesWritten; + return u8array; + } + + var FS_stdin_getChar = () => { + if (!FS_stdin_getChar_buffer.length) { + var result = null; + if (ENVIRONMENT_IS_NODE) { + // we will read data by chunks of BUFSIZE + var BUFSIZE = 256; + var buf = Buffer.alloc(BUFSIZE); + var bytesRead = 0; + // For some reason we must suppress a closure warning here, even though + // fd definitely exists on process.stdin, and is even the proper way to + // get the fd of stdin, + // https://github.com/nodejs/help/issues/2136#issuecomment-523649904 + // This started to happen after moving this logic out of library_tty.js, + // so it is related to the surrounding code in some unclear manner. + /** @suppress {missingProperties} */ var fd = process.stdin.fd; + try { + bytesRead = fs.readSync(fd, buf, 0, BUFSIZE); + } catch (e) { + // Cross-platform differences: on Windows, reading EOF throws an + // exception, but on other OSes, reading EOF returns 0. Uniformize + // behavior by treating the EOF exception to return 0. + if (e.toString().includes('EOF')) bytesRead = 0; + else throw e; + } + if (bytesRead > 0) { + result = buf.slice(0, bytesRead).toString('utf-8'); + } + } else { + } + if (!result) { + return null; + } + FS_stdin_getChar_buffer = intArrayFromString(result, true); + } + return FS_stdin_getChar_buffer.shift(); + }; + + var TTY = { + ttys: [], + init() {}, + // https://github.com/emscripten-core/emscripten/pull/1555 + // if (ENVIRONMENT_IS_NODE) { + // // currently, FS.init does not distinguish if process.stdin is a file or TTY + // // device, it always assumes it's a TTY device. because of this, we're forcing + // // process.stdin to UTF8 encoding to at least make stdin reading compatible + // // with text files until FS.init can be refactored. + // process.stdin.setEncoding('utf8'); + // } + shutdown() {}, + // https://github.com/emscripten-core/emscripten/pull/1555 + // if (ENVIRONMENT_IS_NODE) { + // // inolen: any idea as to why node -e 'process.stdin.read()' wouldn't exit immediately (with process.stdin being a tty)? + // // isaacs: because now it's reading from the stream, you've expressed interest in it, so that read() kicks off a _read() which creates a ReadReq operation + // // inolen: I thought read() in that case was a synchronous operation that just grabbed some amount of buffered data if it exists? + // // isaacs: it is. but it also triggers a _read() call, which calls readStart() on the handle + // // isaacs: do process.stdin.pause() and i'd think it'd probably close the pending call + // process.stdin.pause(); + // } + register(dev, ops) { + TTY.ttys[dev] = { + input: [], + output: [], + ops, + }; + FS.registerDevice(dev, TTY.stream_ops); + }, + stream_ops: { + open(stream) { + var tty = TTY.ttys[stream.node.rdev]; + if (!tty) { + throw new FS.ErrnoError(43); + } + stream.tty = tty; + stream.seekable = false; + }, + close(stream) { + // flush any pending line data + stream.tty.ops.fsync(stream.tty); + }, + fsync(stream) { + stream.tty.ops.fsync(stream.tty); + }, + read(stream, buffer, offset, length, pos) { + /* ignored */ if (!stream.tty || !stream.tty.ops.get_char) { + throw new FS.ErrnoError(60); + } + var bytesRead = 0; + for (var i = 0; i < length; i++) { + var result; + try { + result = stream.tty.ops.get_char(stream.tty); + } catch (e) { + throw new FS.ErrnoError(29); + } + if (result === undefined && bytesRead === 0) { + throw new FS.ErrnoError(6); + } + if (result === null || result === undefined) break; + bytesRead++; + buffer[offset + i] = result; + } + if (bytesRead) { + stream.node.atime = Date.now(); + } + return bytesRead; + }, + write(stream, buffer, offset, length, pos) { + if (!stream.tty || !stream.tty.ops.put_char) { + throw new FS.ErrnoError(60); + } + try { + for (var i = 0; i < length; i++) { + stream.tty.ops.put_char(stream.tty, buffer[offset + i]); + } + } catch (e) { + throw new FS.ErrnoError(29); + } + if (length) { + stream.node.mtime = stream.node.ctime = Date.now(); + } + return i; + }, + }, + default_tty_ops: { + get_char(tty) { + return FS_stdin_getChar(); + }, + put_char(tty, val) { + if (val === null || val === 10) { + out(UTF8ArrayToString(tty.output)); + tty.output = []; + } else { + if (val != 0) tty.output.push(val); + } + }, + // val == 0 would cut text output off in the middle. + fsync(tty) { + if (tty.output && tty.output.length > 0) { + out(UTF8ArrayToString(tty.output)); + tty.output = []; + } + }, + ioctl_tcgets(tty) { + // typical setting + return { + c_iflag: 25856, + c_oflag: 5, + c_cflag: 191, + c_lflag: 35387, + c_cc: [ + 3, 28, 127, 21, 4, 0, 1, 0, 17, 19, 26, 0, 18, 15, 23, + 22, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + ], + }; + }, + ioctl_tcsets(tty, optional_actions, data) { + // currently just ignore + return 0; + }, + ioctl_tiocgwinsz(tty) { + return [24, 80]; + }, + }, + default_tty1_ops: { + put_char(tty, val) { + if (val === null || val === 10) { + err(UTF8ArrayToString(tty.output)); + tty.output = []; + } else { + if (val != 0) tty.output.push(val); + } + }, + fsync(tty) { + if (tty.output && tty.output.length > 0) { + err(UTF8ArrayToString(tty.output)); + tty.output = []; + } + }, + }, + }; + + var zeroMemory = (address, size) => { + HEAPU8.fill(0, address, address + size); + }; + + var alignMemory = (size, alignment) => + Math.ceil(size / alignment) * alignment; + + var mmapAlloc = (size) => { + size = alignMemory(size, 65536); + var ptr = _emscripten_builtin_memalign(65536, size); + if (ptr) zeroMemory(ptr, size); + return ptr; + }; + + var MEMFS = { + ops_table: null, + mount(mount) { + return MEMFS.createNode(null, '/', 16895, 0); + }, + createNode(parent, name, mode, dev) { + if (FS.isBlkdev(mode) || FS.isFIFO(mode)) { + // no supported + throw new FS.ErrnoError(63); + } + MEMFS.ops_table ||= { + dir: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + lookup: MEMFS.node_ops.lookup, + mknod: MEMFS.node_ops.mknod, + rename: MEMFS.node_ops.rename, + unlink: MEMFS.node_ops.unlink, + rmdir: MEMFS.node_ops.rmdir, + readdir: MEMFS.node_ops.readdir, + symlink: MEMFS.node_ops.symlink, + }, + stream: { + llseek: MEMFS.stream_ops.llseek, + }, + }, + file: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + }, + stream: { + llseek: MEMFS.stream_ops.llseek, + read: MEMFS.stream_ops.read, + write: MEMFS.stream_ops.write, + allocate: MEMFS.stream_ops.allocate, + mmap: MEMFS.stream_ops.mmap, + msync: MEMFS.stream_ops.msync, + }, + }, + link: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + readlink: MEMFS.node_ops.readlink, + }, + stream: {}, + }, + chrdev: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + }, + stream: FS.chrdev_stream_ops, + }, + }; + var node = FS.createNode(parent, name, mode, dev); + if (FS.isDir(node.mode)) { + node.node_ops = MEMFS.ops_table.dir.node; + node.stream_ops = MEMFS.ops_table.dir.stream; + node.contents = {}; + } else if (FS.isFile(node.mode)) { + node.node_ops = MEMFS.ops_table.file.node; + node.stream_ops = MEMFS.ops_table.file.stream; + node.usedBytes = 0; + // The actual number of bytes used in the typed array, as opposed to contents.length which gives the whole capacity. + // When the byte data of the file is populated, this will point to either a typed array, or a normal JS array. Typed arrays are preferred + // for performance, and used by default. However, typed arrays are not resizable like normal JS arrays are, so there is a small disk size + // penalty involved for appending file writes that continuously grow a file similar to std::vector capacity vs used -scheme. + node.contents = null; + } else if (FS.isLink(node.mode)) { + node.node_ops = MEMFS.ops_table.link.node; + node.stream_ops = MEMFS.ops_table.link.stream; + } else if (FS.isChrdev(node.mode)) { + node.node_ops = MEMFS.ops_table.chrdev.node; + node.stream_ops = MEMFS.ops_table.chrdev.stream; + } + node.atime = node.mtime = node.ctime = Date.now(); + // add the new node to the parent + if (parent) { + parent.contents[name] = node; + parent.atime = parent.mtime = parent.ctime = node.atime; + } + return node; + }, + getFileDataAsTypedArray(node) { + if (!node.contents) return new Uint8Array(0); + if (node.contents.subarray) + return node.contents.subarray(0, node.usedBytes); + // Make sure to not return excess unused bytes. + return new Uint8Array(node.contents); + }, + expandFileStorage(node, newCapacity) { + var prevCapacity = node.contents ? node.contents.length : 0; + if (prevCapacity >= newCapacity) return; + // No need to expand, the storage was already large enough. + // Don't expand strictly to the given requested limit if it's only a very small increase, but instead geometrically grow capacity. + // For small filesizes (<1MB), perform size*2 geometric increase, but for large sizes, do a much more conservative size*1.125 increase to + // avoid overshooting the allocation cap by a very large margin. + var CAPACITY_DOUBLING_MAX = 1024 * 1024; + newCapacity = Math.max( + newCapacity, + (prevCapacity * + (prevCapacity < CAPACITY_DOUBLING_MAX ? 2 : 1.125)) >>> + 0 + ); + if (prevCapacity != 0) newCapacity = Math.max(newCapacity, 256); + // At minimum allocate 256b for each file when expanding. + var oldContents = node.contents; + node.contents = new Uint8Array(newCapacity); + // Allocate new storage. + if (node.usedBytes > 0) + node.contents.set(oldContents.subarray(0, node.usedBytes), 0); + }, + // Copy old data over to the new storage. + resizeFileStorage(node, newSize) { + if (node.usedBytes == newSize) return; + if (newSize == 0) { + node.contents = null; + // Fully decommit when requesting a resize to zero. + node.usedBytes = 0; + } else { + var oldContents = node.contents; + node.contents = new Uint8Array(newSize); + // Allocate new storage. + if (oldContents) { + node.contents.set( + oldContents.subarray( + 0, + Math.min(newSize, node.usedBytes) + ) + ); + } + // Copy old data over to the new storage. + node.usedBytes = newSize; + } + }, + node_ops: { + getattr(node) { + var attr = {}; + // device numbers reuse inode numbers. + attr.dev = FS.isChrdev(node.mode) ? node.id : 1; + attr.ino = node.id; + attr.mode = node.mode; + attr.nlink = 1; + attr.uid = 0; + attr.gid = 0; + attr.rdev = node.rdev; + if (FS.isDir(node.mode)) { + attr.size = 4096; + } else if (FS.isFile(node.mode)) { + attr.size = node.usedBytes; + } else if (FS.isLink(node.mode)) { + attr.size = node.link.length; + } else { + attr.size = 0; + } + attr.atime = new Date(node.atime); + attr.mtime = new Date(node.mtime); + attr.ctime = new Date(node.ctime); + // NOTE: In our implementation, st_blocks = Math.ceil(st_size/st_blksize), + // but this is not required by the standard. + attr.blksize = 4096; + attr.blocks = Math.ceil(attr.size / attr.blksize); + return attr; + }, + setattr(node, attr) { + for (const key of ['mode', 'atime', 'mtime', 'ctime']) { + if (attr[key]) { + node[key] = attr[key]; + } + } + if (attr.size !== undefined) { + MEMFS.resizeFileStorage(node, attr.size); + } + }, + lookup(parent, name) { + throw MEMFS.doesNotExistError; + }, + mknod(parent, name, mode, dev) { + return MEMFS.createNode(parent, name, mode, dev); + }, + rename(old_node, new_dir, new_name) { + var new_node; + try { + new_node = FS.lookupNode(new_dir, new_name); + } catch (e) {} + if (new_node) { + if (FS.isDir(old_node.mode)) { + // if we're overwriting a directory at new_name, make sure it's empty. + for (var i in new_node.contents) { + throw new FS.ErrnoError(55); + } + } + FS.hashRemoveNode(new_node); + } + // do the internal rewiring + delete old_node.parent.contents[old_node.name]; + new_dir.contents[new_name] = old_node; + old_node.name = new_name; + new_dir.ctime = + new_dir.mtime = + old_node.parent.ctime = + old_node.parent.mtime = + Date.now(); + }, + unlink(parent, name) { + delete parent.contents[name]; + parent.ctime = parent.mtime = Date.now(); + }, + rmdir(parent, name) { + var node = FS.lookupNode(parent, name); + for (var i in node.contents) { + throw new FS.ErrnoError(55); + } + delete parent.contents[name]; + parent.ctime = parent.mtime = Date.now(); + }, + readdir(node) { + return ['.', '..', ...Object.keys(node.contents)]; + }, + symlink(parent, newname, oldpath) { + var node = MEMFS.createNode(parent, newname, 511 | 40960, 0); + node.link = oldpath; + return node; + }, + readlink(node) { + if (!FS.isLink(node.mode)) { + throw new FS.ErrnoError(28); + } + return node.link; + }, + }, + stream_ops: { + read(stream, buffer, offset, length, position) { + var contents = stream.node.contents; + if (position >= stream.node.usedBytes) return 0; + var size = Math.min(stream.node.usedBytes - position, length); + if (size > 8 && contents.subarray) { + // non-trivial, and typed array + buffer.set( + contents.subarray(position, position + size), + offset + ); + } else { + for (var i = 0; i < size; i++) + buffer[offset + i] = contents[position + i]; + } + return size; + }, + write(stream, buffer, offset, length, position, canOwn) { + // If the buffer is located in main memory (HEAP), and if + // memory can grow, we can't hold on to references of the + // memory buffer, as they may get invalidated. That means we + // need to do copy its contents. + if (buffer.buffer === HEAP8.buffer) { + canOwn = false; + } + if (!length) return 0; + var node = stream.node; + node.mtime = node.ctime = Date.now(); + if ( + buffer.subarray && + (!node.contents || node.contents.subarray) + ) { + // This write is from a typed array to a typed array? + if (canOwn) { + node.contents = buffer.subarray( + offset, + offset + length + ); + node.usedBytes = length; + return length; + } else if (node.usedBytes === 0 && position === 0) { + // If this is a simple first write to an empty file, do a fast set since we don't need to care about old data. + node.contents = buffer.slice(offset, offset + length); + node.usedBytes = length; + return length; + } else if (position + length <= node.usedBytes) { + // Writing to an already allocated and used subrange of the file? + node.contents.set( + buffer.subarray(offset, offset + length), + position + ); + return length; + } + } + // Appending to an existing file and we need to reallocate, or source data did not come as a typed array. + MEMFS.expandFileStorage(node, position + length); + if (node.contents.subarray && buffer.subarray) { + // Use typed array write which is available. + node.contents.set( + buffer.subarray(offset, offset + length), + position + ); + } else { + for (var i = 0; i < length; i++) { + node.contents[position + i] = buffer[offset + i]; + } + } + node.usedBytes = Math.max(node.usedBytes, position + length); + return length; + }, + llseek(stream, offset, whence) { + var position = offset; + if (whence === 1) { + position += stream.position; + } else if (whence === 2) { + if (FS.isFile(stream.node.mode)) { + position += stream.node.usedBytes; + } + } + if (position < 0) { + throw new FS.ErrnoError(28); + } + return position; + }, + allocate(stream, offset, length) { + MEMFS.expandFileStorage(stream.node, offset + length); + stream.node.usedBytes = Math.max( + stream.node.usedBytes, + offset + length + ); + }, + mmap(stream, length, position, prot, flags) { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + var ptr; + var allocated; + var contents = stream.node.contents; + // Only make a new copy when MAP_PRIVATE is specified. + if ( + !(flags & 2) && + contents && + contents.buffer === HEAP8.buffer + ) { + // We can't emulate MAP_SHARED when the file is not backed by the + // buffer we're mapping to (e.g. the HEAP buffer). + allocated = false; + ptr = contents.byteOffset; + } else { + allocated = true; + ptr = mmapAlloc(length); + if (!ptr) { + throw new FS.ErrnoError(48); + } + if (contents) { + // Try to avoid unnecessary slices. + if ( + position > 0 || + position + length < contents.length + ) { + if (contents.subarray) { + contents = contents.subarray( + position, + position + length + ); + } else { + contents = Array.prototype.slice.call( + contents, + position, + position + length + ); + } + } + HEAP8.set(contents, ptr); + } + } + return { + ptr, + allocated, + }; + }, + msync(stream, buffer, offset, length, mmapFlags) { + MEMFS.stream_ops.write( + stream, + buffer, + 0, + length, + offset, + false + ); + // should we check if bytesWritten and length are the same? + return 0; + }, + }, + }; + + var asyncLoad = async (url) => { + var arrayBuffer = await readAsync(url); + return new Uint8Array(arrayBuffer); + }; + + asyncLoad.isAsync = true; + + var FS_createDataFile = ( + parent, + name, + fileData, + canRead, + canWrite, + canOwn + ) => { + FS.createDataFile(parent, name, fileData, canRead, canWrite, canOwn); + }; + + var preloadPlugins = Module['preloadPlugins'] || []; + + var FS_handledByPreloadPlugin = (byteArray, fullname, finish, onerror) => { + // Ensure plugins are ready. + if (typeof Browser != 'undefined') Browser.init(); + var handled = false; + preloadPlugins.forEach((plugin) => { + if (handled) return; + if (plugin['canHandle'](fullname)) { + plugin['handle'](byteArray, fullname, finish, onerror); + handled = true; + } + }); + return handled; + }; + + var FS_createPreloadedFile = ( + parent, + name, + url, + canRead, + canWrite, + onload, + onerror, + dontCreateFile, + canOwn, + preFinish + ) => { + // TODO we should allow people to just pass in a complete filename instead + // of parent and name being that we just join them anyways + var fullname = name + ? PATH_FS.resolve(PATH.join2(parent, name)) + : parent; + var dep = getUniqueRunDependency(`cp ${fullname}`); + // might have several active requests for the same fullname + function processData(byteArray) { + function finish(byteArray) { + preFinish?.(); + if (!dontCreateFile) { + FS_createDataFile( + parent, + name, + byteArray, + canRead, + canWrite, + canOwn + ); + } + onload?.(); + removeRunDependency(dep); + } + if ( + FS_handledByPreloadPlugin(byteArray, fullname, finish, () => { + onerror?.(); + removeRunDependency(dep); + }) + ) { + return; + } + finish(byteArray); + } + addRunDependency(dep); + if (typeof url == 'string') { + asyncLoad(url).then(processData, onerror); + } else { + processData(url); + } + }; + + var FS_modeStringToFlags = (str) => { + var flagModes = { + r: 0, + 'r+': 2, + w: 512 | 64 | 1, + 'w+': 512 | 64 | 2, + a: 1024 | 64 | 1, + 'a+': 1024 | 64 | 2, + }; + var flags = flagModes[str]; + if (typeof flags == 'undefined') { + throw new Error(`Unknown file open mode: ${str}`); + } + return flags; + }; + + var FS_getMode = (canRead, canWrite) => { + var mode = 0; + if (canRead) mode |= 292 | 73; + if (canWrite) mode |= 146; + return mode; + }; + + var ERRNO_CODES = { + EPERM: 63, + ENOENT: 44, + ESRCH: 71, + EINTR: 27, + EIO: 29, + ENXIO: 60, + E2BIG: 1, + ENOEXEC: 45, + EBADF: 8, + ECHILD: 12, + EAGAIN: 6, + EWOULDBLOCK: 6, + ENOMEM: 48, + EACCES: 2, + EFAULT: 21, + ENOTBLK: 105, + EBUSY: 10, + EEXIST: 20, + EXDEV: 75, + ENODEV: 43, + ENOTDIR: 54, + EISDIR: 31, + EINVAL: 28, + ENFILE: 41, + EMFILE: 33, + ENOTTY: 59, + ETXTBSY: 74, + EFBIG: 22, + ENOSPC: 51, + ESPIPE: 70, + EROFS: 69, + EMLINK: 34, + EPIPE: 64, + EDOM: 18, + ERANGE: 68, + ENOMSG: 49, + EIDRM: 24, + ECHRNG: 106, + EL2NSYNC: 156, + EL3HLT: 107, + EL3RST: 108, + ELNRNG: 109, + EUNATCH: 110, + ENOCSI: 111, + EL2HLT: 112, + EDEADLK: 16, + ENOLCK: 46, + EBADE: 113, + EBADR: 114, + EXFULL: 115, + ENOANO: 104, + EBADRQC: 103, + EBADSLT: 102, + EDEADLOCK: 16, + EBFONT: 101, + ENOSTR: 100, + ENODATA: 116, + ETIME: 117, + ENOSR: 118, + ENONET: 119, + ENOPKG: 120, + EREMOTE: 121, + ENOLINK: 47, + EADV: 122, + ESRMNT: 123, + ECOMM: 124, + EPROTO: 65, + EMULTIHOP: 36, + EDOTDOT: 125, + EBADMSG: 9, + ENOTUNIQ: 126, + EBADFD: 127, + EREMCHG: 128, + ELIBACC: 129, + ELIBBAD: 130, + ELIBSCN: 131, + ELIBMAX: 132, + ELIBEXEC: 133, + ENOSYS: 52, + ENOTEMPTY: 55, + ENAMETOOLONG: 37, + ELOOP: 32, + EOPNOTSUPP: 138, + EPFNOSUPPORT: 139, + ECONNRESET: 15, + ENOBUFS: 42, + EAFNOSUPPORT: 5, + EPROTOTYPE: 67, + ENOTSOCK: 57, + ENOPROTOOPT: 50, + ESHUTDOWN: 140, + ECONNREFUSED: 14, + EADDRINUSE: 3, + ECONNABORTED: 13, + ENETUNREACH: 40, + ENETDOWN: 38, + ETIMEDOUT: 73, + EHOSTDOWN: 142, + EHOSTUNREACH: 23, + EINPROGRESS: 26, + EALREADY: 7, + EDESTADDRREQ: 17, + EMSGSIZE: 35, + EPROTONOSUPPORT: 66, + ESOCKTNOSUPPORT: 137, + EADDRNOTAVAIL: 4, + ENETRESET: 39, + EISCONN: 30, + ENOTCONN: 53, + ETOOMANYREFS: 141, + EUSERS: 136, + EDQUOT: 19, + ESTALE: 72, + ENOTSUP: 138, + ENOMEDIUM: 148, + EILSEQ: 25, + EOVERFLOW: 61, + ECANCELED: 11, + ENOTRECOVERABLE: 56, + EOWNERDEAD: 62, + ESTRPIPE: 135, + }; + + var NODEFS = { + isWindows: false, + staticInit() { + NODEFS.isWindows = !!process.platform.match(/^win/); + var flags = process.binding('constants'); + // Node.js 4 compatibility: it has no namespaces for constants + if (flags['fs']) { + flags = flags['fs']; + } + NODEFS.flagsForNodeMap = { + 1024: flags['O_APPEND'], + 64: flags['O_CREAT'], + 128: flags['O_EXCL'], + 256: flags['O_NOCTTY'], + 0: flags['O_RDONLY'], + 2: flags['O_RDWR'], + 4096: flags['O_SYNC'], + 512: flags['O_TRUNC'], + 1: flags['O_WRONLY'], + 131072: flags['O_NOFOLLOW'], + }; + }, + convertNodeCode(e) { + var code = e.code; + return ERRNO_CODES[code]; + }, + tryFSOperation(f) { + try { + return f(); + } catch (e) { + if (!e.code) throw e; + // node under windows can return code 'UNKNOWN' here: + // https://github.com/emscripten-core/emscripten/issues/15468 + if (e.code === 'UNKNOWN') throw new FS.ErrnoError(28); + throw new FS.ErrnoError(NODEFS.convertNodeCode(e)); + } + }, + mount(mount) { + return NODEFS.createNode( + null, + '/', + NODEFS.getMode(mount.opts.root), + 0 + ); + }, + createNode(parent, name, mode, dev) { + if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { + throw new FS.ErrnoError(28); + } + var node = FS.createNode(parent, name, mode); + node.node_ops = NODEFS.node_ops; + node.stream_ops = NODEFS.stream_ops; + return node; + }, + getMode(path) { + return NODEFS.tryFSOperation(() => { + var mode = fs.lstatSync(path).mode; + if (NODEFS.isWindows) { + // Windows does not report the 'x' permission bit, so propagate read + // bits to execute bits. + mode |= (mode & 292) >> 2; + } + return mode; + }); + }, + realPath(node) { + var parts = []; + while (node.parent !== node) { + parts.push(node.name); + node = node.parent; + } + parts.push(node.mount.opts.root); + parts.reverse(); + return PATH.join(...parts); + }, + flagsForNode(flags) { + flags &= ~2097152; + // Ignore this flag from musl, otherwise node.js fails to open the file. + flags &= ~2048; + // Ignore this flag from musl, otherwise node.js fails to open the file. + flags &= ~32768; + // Ignore this flag from musl, otherwise node.js fails to open the file. + flags &= ~524288; + // Some applications may pass it; it makes no sense for a single process. + flags &= ~65536; + // Node.js doesn't need this passed in, it errors. + var newFlags = 0; + for (var k in NODEFS.flagsForNodeMap) { + if (flags & k) { + newFlags |= NODEFS.flagsForNodeMap[k]; + flags ^= k; + } + } + if (flags) { + throw new FS.ErrnoError(28); + } + return newFlags; + }, + node_ops: { + getattr(node) { + var path = NODEFS.realPath(node); + var stat; + NODEFS.tryFSOperation(() => (stat = fs.lstatSync(path))); + if (NODEFS.isWindows) { + // node.js v0.10.20 doesn't report blksize and blocks on Windows. Fake + // them with default blksize of 4096. + // See http://support.microsoft.com/kb/140365 + if (!stat.blksize) { + stat.blksize = 4096; + } + if (!stat.blocks) { + stat.blocks = + ((stat.size + stat.blksize - 1) / stat.blksize) | 0; + } + // Windows does not report the 'x' permission bit, so propagate read + // bits to execute bits. + stat.mode |= (stat.mode & 292) >> 2; + } + return { + dev: stat.dev, + ino: stat.ino, + mode: stat.mode, + nlink: stat.nlink, + uid: stat.uid, + gid: stat.gid, + rdev: stat.rdev, + size: stat.size, + atime: stat.atime, + mtime: stat.mtime, + ctime: stat.ctime, + blksize: stat.blksize, + blocks: stat.blocks, + }; + }, + setattr(node, attr) { + var path = NODEFS.realPath(node); + NODEFS.tryFSOperation(() => { + if (attr.mode !== undefined) { + var mode = attr.mode; + if (NODEFS.isWindows) { + // Windows only supports S_IREAD / S_IWRITE (S_IRUSR / S_IWUSR) + // https://learn.microsoft.com/en-us/cpp/c-runtime-library/reference/chmod-wchmod + mode &= 384; + } + fs.chmodSync(path, mode); + // update the common node structure mode as well + node.mode = attr.mode; + } + if (attr.atime || attr.mtime) { + var atime = attr.atime && new Date(attr.atime); + var mtime = attr.mtime && new Date(attr.mtime); + fs.utimesSync(path, atime, mtime); + } + if (attr.size !== undefined) { + fs.truncateSync(path, attr.size); + } + }); + }, + lookup(parent, name) { + var path = PATH.join2(NODEFS.realPath(parent), name); + var mode = NODEFS.getMode(path); + return NODEFS.createNode(parent, name, mode); + }, + mknod(parent, name, mode, dev) { + var node = NODEFS.createNode(parent, name, mode, dev); + // create the backing node for this in the fs root as well + var path = NODEFS.realPath(node); + NODEFS.tryFSOperation(() => { + if (FS.isDir(node.mode)) { + fs.mkdirSync(path, node.mode); + } else { + fs.writeFileSync(path, '', { + mode: node.mode, + }); + } + }); + return node; + }, + rename(oldNode, newDir, newName) { + var oldPath = NODEFS.realPath(oldNode); + var newPath = PATH.join2(NODEFS.realPath(newDir), newName); + try { + FS.unlink(newPath); + } catch (e) {} + NODEFS.tryFSOperation(() => fs.renameSync(oldPath, newPath)); + oldNode.name = newName; + }, + unlink(parent, name) { + var path = PATH.join2(NODEFS.realPath(parent), name); + NODEFS.tryFSOperation(() => fs.unlinkSync(path)); + }, + rmdir(parent, name) { + var path = PATH.join2(NODEFS.realPath(parent), name); + NODEFS.tryFSOperation(() => fs.rmdirSync(path)); + }, + readdir(node) { + var path = NODEFS.realPath(node); + return NODEFS.tryFSOperation(() => fs.readdirSync(path)); + }, + symlink(parent, newName, oldPath) { + var newPath = PATH.join2(NODEFS.realPath(parent), newName); + NODEFS.tryFSOperation(() => fs.symlinkSync(oldPath, newPath)); + }, + readlink(node) { + var path = NODEFS.realPath(node); + return NODEFS.tryFSOperation(() => fs.readlinkSync(path)); + }, + statfs(path) { + var stats = NODEFS.tryFSOperation(() => fs.statfsSync(path)); + // Node.js doesn't provide frsize (fragment size). Set it to bsize (block size) + // as they're often the same in many file systems. May not be accurate for all. + stats.frsize = stats.bsize; + return stats; + }, + }, + stream_ops: { + open(stream) { + var path = NODEFS.realPath(stream.node); + NODEFS.tryFSOperation(() => { + if (FS.isFile(stream.node.mode)) { + stream.shared.refcount = 1; + stream.nfd = fs.openSync( + path, + NODEFS.flagsForNode(stream.flags) + ); + } + }); + }, + close(stream) { + NODEFS.tryFSOperation(() => { + if ( + FS.isFile(stream.node.mode) && + stream.nfd && + --stream.shared.refcount === 0 + ) { + fs.closeSync(stream.nfd); + } + }); + }, + dup(stream) { + stream.shared.refcount++; + }, + read(stream, buffer, offset, length, position) { + // Node.js < 6 compatibility: node errors on 0 length reads + if (length === 0) return 0; + return NODEFS.tryFSOperation(() => + fs.readSync( + stream.nfd, + new Int8Array(buffer.buffer, offset, length), + 0, + length, + position + ) + ); + }, + write(stream, buffer, offset, length, position) { + return NODEFS.tryFSOperation(() => + fs.writeSync( + stream.nfd, + new Int8Array(buffer.buffer, offset, length), + 0, + length, + position + ) + ); + }, + llseek(stream, offset, whence) { + var position = offset; + if (whence === 1) { + position += stream.position; + } else if (whence === 2) { + if (FS.isFile(stream.node.mode)) { + NODEFS.tryFSOperation(() => { + var stat = fs.fstatSync(stream.nfd); + position += stat.size; + }); + } + } + if (position < 0) { + throw new FS.ErrnoError(28); + } + return position; + }, + mmap(stream, length, position, prot, flags) { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + var ptr = mmapAlloc(length); + NODEFS.stream_ops.read(stream, HEAP8, ptr, length, position); + return { + ptr, + allocated: true, + }; + }, + msync(stream, buffer, offset, length, mmapFlags) { + NODEFS.stream_ops.write( + stream, + buffer, + 0, + length, + offset, + false + ); + // should we check if bytesWritten and length are the same? + return 0; + }, + }, + }; + + var PROXYFS = { + mount(mount) { + return PROXYFS.createNode( + null, + '/', + mount.opts.fs.lstat(mount.opts.root).mode, + 0 + ); + }, + createNode(parent, name, mode, dev) { + if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { + throw new FS.ErrnoError(ERRNO_CODES.EINVAL); + } + var node = FS.createNode(parent, name, mode); + node.node_ops = PROXYFS.node_ops; + node.stream_ops = PROXYFS.stream_ops; + return node; + }, + realPath(node) { + var parts = []; + while (node.parent !== node) { + parts.push(node.name); + node = node.parent; + } + parts.push(node.mount.opts.root); + parts.reverse(); + return PATH.join(...parts); + }, + node_ops: { + getattr(node) { + var path = PROXYFS.realPath(node); + var stat; + try { + stat = node.mount.opts.fs.lstat(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + return { + dev: stat.dev, + ino: stat.ino, + mode: stat.mode, + nlink: stat.nlink, + uid: stat.uid, + gid: stat.gid, + rdev: stat.rdev, + size: stat.size, + atime: stat.atime, + mtime: stat.mtime, + ctime: stat.ctime, + blksize: stat.blksize, + blocks: stat.blocks, + }; + }, + setattr(node, attr) { + var path = PROXYFS.realPath(node); + try { + if (attr.mode !== undefined) { + node.mount.opts.fs.chmod(path, attr.mode); + // update the common node structure mode as well + node.mode = attr.mode; + } + if (attr.atime || attr.mtime) { + var atime = new Date(attr.atime || attr.mtime); + var mtime = new Date(attr.mtime || attr.atime); + node.mount.opts.fs.utime(path, atime, mtime); + } + if (attr.size !== undefined) { + node.mount.opts.fs.truncate(path, attr.size); + } + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + lookup(parent, name) { + try { + var path = PATH.join2(PROXYFS.realPath(parent), name); + var mode = parent.mount.opts.fs.lstat(path).mode; + var node = PROXYFS.createNode(parent, name, mode); + return node; + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + mknod(parent, name, mode, dev) { + var node = PROXYFS.createNode(parent, name, mode, dev); + // create the backing node for this in the fs root as well + var path = PROXYFS.realPath(node); + try { + if (FS.isDir(node.mode)) { + node.mount.opts.fs.mkdir(path, node.mode); + } else { + node.mount.opts.fs.writeFile(path, '', { + mode: node.mode, + }); + } + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + return node; + }, + rename(oldNode, newDir, newName) { + var oldPath = PROXYFS.realPath(oldNode); + var newPath = PATH.join2(PROXYFS.realPath(newDir), newName); + try { + oldNode.mount.opts.fs.rename(oldPath, newPath); + oldNode.name = newName; + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + unlink(parent, name) { + var path = PATH.join2(PROXYFS.realPath(parent), name); + try { + parent.mount.opts.fs.unlink(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + rmdir(parent, name) { + var path = PATH.join2(PROXYFS.realPath(parent), name); + try { + parent.mount.opts.fs.rmdir(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + readdir(node) { + var path = PROXYFS.realPath(node); + try { + return node.mount.opts.fs.readdir(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + symlink(parent, newName, oldPath) { + var newPath = PATH.join2(PROXYFS.realPath(parent), newName); + try { + parent.mount.opts.fs.symlink(oldPath, newPath); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + readlink(node) { + var path = PROXYFS.realPath(node); + try { + return node.mount.opts.fs.readlink(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + }, + stream_ops: { + open(stream) { + var path = PROXYFS.realPath(stream.node); + try { + stream.nfd = stream.node.mount.opts.fs.open( + path, + stream.flags + ); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + close(stream) { + try { + stream.node.mount.opts.fs.close(stream.nfd); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + read(stream, buffer, offset, length, position) { + try { + return stream.node.mount.opts.fs.read( + stream.nfd, + buffer, + offset, + length, + position + ); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + write(stream, buffer, offset, length, position) { + try { + return stream.node.mount.opts.fs.write( + stream.nfd, + buffer, + offset, + length, + position + ); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + llseek(stream, offset, whence) { + var position = offset; + if (whence === 1) { + position += stream.position; + } else if (whence === 2) { + if (FS.isFile(stream.node.mode)) { + try { + var stat = stream.node.node_ops.getattr( + stream.node + ); + position += stat.size; + } catch (e) { + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + } + } + if (position < 0) { + throw new FS.ErrnoError(ERRNO_CODES.EINVAL); + } + return position; + }, + }, + }; + + var FS = { + root: null, + mounts: [], + devices: {}, + streams: [], + nextInode: 1, + nameTable: null, + currentPath: '/', + initialized: false, + ignorePermissions: true, + ErrnoError: class { + name = 'ErrnoError'; + // We set the `name` property to be able to identify `FS.ErrnoError` + // - the `name` is a standard ECMA-262 property of error objects. Kind of good to have it anyway. + // - when using PROXYFS, an error can come from an underlying FS + // as different FS objects have their own FS.ErrnoError each, + // the test `err instanceof FS.ErrnoError` won't detect an error coming from another filesystem, causing bugs. + // we'll use the reliable test `err.name == "ErrnoError"` instead + constructor(errno) { + this.errno = errno; + } + }, + filesystems: null, + syncFSRequests: 0, + readFiles: {}, + FSStream: class { + shared = {}; + get object() { + return this.node; + } + set object(val) { + this.node = val; + } + get isRead() { + return (this.flags & 2097155) !== 1; + } + get isWrite() { + return (this.flags & 2097155) !== 0; + } + get isAppend() { + return this.flags & 1024; + } + get flags() { + return this.shared.flags; + } + set flags(val) { + this.shared.flags = val; + } + get position() { + return this.shared.position; + } + set position(val) { + this.shared.position = val; + } + }, + FSNode: class { + node_ops = {}; + stream_ops = {}; + readMode = 292 | 73; + writeMode = 146; + mounted = null; + constructor(parent, name, mode, rdev) { + if (!parent) { + parent = this; + } + // root node sets parent to itself + this.parent = parent; + this.mount = parent.mount; + this.id = FS.nextInode++; + this.name = name; + this.mode = mode; + this.rdev = rdev; + this.atime = this.mtime = this.ctime = Date.now(); + } + get read() { + return (this.mode & this.readMode) === this.readMode; + } + set read(val) { + val + ? (this.mode |= this.readMode) + : (this.mode &= ~this.readMode); + } + get write() { + return (this.mode & this.writeMode) === this.writeMode; + } + set write(val) { + val + ? (this.mode |= this.writeMode) + : (this.mode &= ~this.writeMode); + } + get isFolder() { + return FS.isDir(this.mode); + } + get isDevice() { + return FS.isChrdev(this.mode); + } + }, + lookupPath(path, opts = {}) { + if (!path) + return { + path: '', + node: null, + }; + opts.follow_mount ??= true; + if (!PATH.isAbs(path)) { + path = FS.cwd() + '/' + path; + } + // limit max consecutive symlinks to 40 (SYMLOOP_MAX). + linkloop: for (var nlinks = 0; nlinks < 40; nlinks++) { + // split the absolute path + var parts = path.split('/').filter((p) => !!p && p !== '.'); + // start at the root + var current = FS.root; + var current_path = '/'; + for (var i = 0; i < parts.length; i++) { + var islast = i === parts.length - 1; + if (islast && opts.parent) { + // stop resolving + break; + } + if (parts[i] === '..') { + current_path = PATH.dirname(current_path); + current = current.parent; + continue; + } + current_path = PATH.join2(current_path, parts[i]); + try { + current = FS.lookupNode(current, parts[i]); + } catch (e) { + // if noent_okay is true, suppress a ENOENT in the last component + // and return an object with an undefined node. This is needed for + // resolving symlinks in the path when creating a file. + if (e?.errno === 44 && islast && opts.noent_okay) { + return { + path: current_path, + }; + } + throw e; + } + // jump to the mount's root node if this is a mountpoint + if ( + FS.isMountpoint(current) && + (!islast || opts.follow_mount) + ) { + current = current.mounted.root; + } + // by default, lookupPath will not follow a symlink if it is the final path component. + // setting opts.follow = true will override this behavior. + if (FS.isLink(current.mode) && (!islast || opts.follow)) { + if (!current.node_ops.readlink) { + throw new FS.ErrnoError(52); + } + var link = current.node_ops.readlink(current); + if (!PATH.isAbs(link)) { + link = PATH.dirname(current_path) + '/' + link; + } + path = link + '/' + parts.slice(i + 1).join('/'); + continue linkloop; + } + } + return { + path: current_path, + node: current, + }; + } + throw new FS.ErrnoError(32); + }, + getPath(node) { + var path; + while (true) { + if (FS.isRoot(node)) { + var mount = node.mount.mountpoint; + if (!path) return mount; + return mount[mount.length - 1] !== '/' + ? `${mount}/${path}` + : mount + path; + } + path = path ? `${node.name}/${path}` : node.name; + node = node.parent; + } + }, + hashName(parentid, name) { + var hash = 0; + for (var i = 0; i < name.length; i++) { + hash = ((hash << 5) - hash + name.charCodeAt(i)) | 0; + } + return ((parentid + hash) >>> 0) % FS.nameTable.length; + }, + hashAddNode(node) { + var hash = FS.hashName(node.parent.id, node.name); + node.name_next = FS.nameTable[hash]; + FS.nameTable[hash] = node; + }, + hashRemoveNode(node) { + var hash = FS.hashName(node.parent.id, node.name); + if (FS.nameTable[hash] === node) { + FS.nameTable[hash] = node.name_next; + } else { + var current = FS.nameTable[hash]; + while (current) { + if (current.name_next === node) { + current.name_next = node.name_next; + break; + } + current = current.name_next; + } + } + }, + lookupNode(parent, name) { + var errCode = FS.mayLookup(parent); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + var hash = FS.hashName(parent.id, name); + for (var node = FS.nameTable[hash]; node; node = node.name_next) { + var nodeName = node.name; + if (node.parent.id === parent.id && nodeName === name) { + return node; + } + } + // if we failed to find it in the cache, call into the VFS + return FS.lookup(parent, name); + }, + createNode(parent, name, mode, rdev) { + var node = new FS.FSNode(parent, name, mode, rdev); + FS.hashAddNode(node); + return node; + }, + destroyNode(node) { + FS.hashRemoveNode(node); + }, + isRoot(node) { + return node === node.parent; + }, + isMountpoint(node) { + return !!node.mounted; + }, + isFile(mode) { + return (mode & 61440) === 32768; + }, + isDir(mode) { + return (mode & 61440) === 16384; + }, + isLink(mode) { + return (mode & 61440) === 40960; + }, + isChrdev(mode) { + return (mode & 61440) === 8192; + }, + isBlkdev(mode) { + return (mode & 61440) === 24576; + }, + isFIFO(mode) { + return (mode & 61440) === 4096; + }, + isSocket(mode) { + return (mode & 49152) === 49152; + }, + flagsToPermissionString(flag) { + var perms = ['r', 'w', 'rw'][flag & 3]; + if (flag & 512) { + perms += 'w'; + } + return perms; + }, + nodePermissions(node, perms) { + if (FS.ignorePermissions) { + return 0; + } + // return 0 if any user, group or owner bits are set. + if (perms.includes('r') && !(node.mode & 292)) { + return 2; + } else if (perms.includes('w') && !(node.mode & 146)) { + return 2; + } else if (perms.includes('x') && !(node.mode & 73)) { + return 2; + } + return 0; + }, + mayLookup(dir) { + if (!FS.isDir(dir.mode)) return 54; + var errCode = FS.nodePermissions(dir, 'x'); + if (errCode) return errCode; + if (!dir.node_ops.lookup) return 2; + return 0; + }, + mayCreate(dir, name) { + if (!FS.isDir(dir.mode)) { + return 54; + } + try { + var node = FS.lookupNode(dir, name); + return 20; + } catch (e) {} + return FS.nodePermissions(dir, 'wx'); + }, + mayDelete(dir, name, isdir) { + var node; + try { + node = FS.lookupNode(dir, name); + } catch (e) { + return e.errno; + } + var errCode = FS.nodePermissions(dir, 'wx'); + if (errCode) { + return errCode; + } + if (isdir) { + if (!FS.isDir(node.mode)) { + return 54; + } + if (FS.isRoot(node) || FS.getPath(node) === FS.cwd()) { + return 10; + } + } else { + if (FS.isDir(node.mode)) { + return 31; + } + } + return 0; + }, + mayOpen(node, flags) { + if (!node) { + return 44; + } + if (FS.isLink(node.mode)) { + return 32; + } else if (FS.isDir(node.mode)) { + if ( + FS.flagsToPermissionString(flags) !== 'r' || // opening for write + flags & 512 + ) { + // TODO: check for O_SEARCH? (== search for dir only) + return 31; + } + } + return FS.nodePermissions(node, FS.flagsToPermissionString(flags)); + }, + MAX_OPEN_FDS: 4096, + nextfd() { + for (var fd = 0; fd <= FS.MAX_OPEN_FDS; fd++) { + if (!FS.streams[fd]) { + return fd; + } + } + throw new FS.ErrnoError(33); + }, + getStreamChecked(fd) { + var stream = FS.getStream(fd); + if (!stream) { + throw new FS.ErrnoError(8); + } + return stream; + }, + getStream: (fd) => FS.streams[fd], + createStream(stream, fd = -1) { + // clone it, so we can return an instance of FSStream + stream = Object.assign(new FS.FSStream(), stream); + if (fd == -1) { + fd = FS.nextfd(); + } + stream.fd = fd; + FS.streams[fd] = stream; + return stream; + }, + closeStream(fd) { + FS.streams[fd] = null; + }, + dupStream(origStream, fd = -1) { + var stream = FS.createStream(origStream, fd); + stream.stream_ops?.dup?.(stream); + return stream; + }, + chrdev_stream_ops: { + open(stream) { + var device = FS.getDevice(stream.node.rdev); + // override node's stream ops with the device's + stream.stream_ops = device.stream_ops; + // forward the open call + stream.stream_ops.open?.(stream); + }, + llseek() { + throw new FS.ErrnoError(70); + }, + }, + major: (dev) => dev >> 8, + minor: (dev) => dev & 255, + makedev: (ma, mi) => (ma << 8) | mi, + registerDevice(dev, ops) { + FS.devices[dev] = { + stream_ops: ops, + }; + }, + getDevice: (dev) => FS.devices[dev], + getMounts(mount) { + var mounts = []; + var check = [mount]; + while (check.length) { + var m = check.pop(); + mounts.push(m); + check.push(...m.mounts); + } + return mounts; + }, + syncfs(populate, callback) { + if (typeof populate == 'function') { + callback = populate; + populate = false; + } + FS.syncFSRequests++; + if (FS.syncFSRequests > 1) { + err( + `warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work` + ); + } + var mounts = FS.getMounts(FS.root.mount); + var completed = 0; + function doCallback(errCode) { + FS.syncFSRequests--; + return callback(errCode); + } + function done(errCode) { + if (errCode) { + if (!done.errored) { + done.errored = true; + return doCallback(errCode); + } + return; + } + if (++completed >= mounts.length) { + doCallback(null); + } + } + // sync all mounts + mounts.forEach((mount) => { + if (!mount.type.syncfs) { + return done(null); + } + mount.type.syncfs(mount, populate, done); + }); + }, + mount(type, opts, mountpoint) { + var root = mountpoint === '/'; + var pseudo = !mountpoint; + var node; + if (root && FS.root) { + throw new FS.ErrnoError(10); + } else if (!root && !pseudo) { + var lookup = FS.lookupPath(mountpoint, { + follow_mount: false, + }); + mountpoint = lookup.path; + // use the absolute path + node = lookup.node; + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + if (!FS.isDir(node.mode)) { + throw new FS.ErrnoError(54); + } + } + var mount = { + type, + opts, + mountpoint, + mounts: [], + }; + // create a root node for the fs + var mountRoot = type.mount(mount); + mountRoot.mount = mount; + mount.root = mountRoot; + if (root) { + FS.root = mountRoot; + } else if (node) { + // set as a mountpoint + node.mounted = mount; + // add the new mount to the current mount's children + if (node.mount) { + node.mount.mounts.push(mount); + } + } + return mountRoot; + }, + unmount(mountpoint) { + var lookup = FS.lookupPath(mountpoint, { + follow_mount: false, + }); + if (!FS.isMountpoint(lookup.node)) { + throw new FS.ErrnoError(28); + } + // destroy the nodes for this mount, and all its child mounts + var node = lookup.node; + var mount = node.mounted; + var mounts = FS.getMounts(mount); + Object.keys(FS.nameTable).forEach((hash) => { + var current = FS.nameTable[hash]; + while (current) { + var next = current.name_next; + if (mounts.includes(current.mount)) { + FS.destroyNode(current); + } + current = next; + } + }); + // no longer a mountpoint + node.mounted = null; + // remove this mount from the child mounts + var idx = node.mount.mounts.indexOf(mount); + node.mount.mounts.splice(idx, 1); + }, + lookup(parent, name) { + return parent.node_ops.lookup(parent, name); + }, + mknod(path, mode, dev) { + var lookup = FS.lookupPath(path, { + parent: true, + }); + var parent = lookup.node; + var name = PATH.basename(path); + if (!name || name === '.' || name === '..') { + throw new FS.ErrnoError(28); + } + var errCode = FS.mayCreate(parent, name); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.mknod) { + throw new FS.ErrnoError(63); + } + return parent.node_ops.mknod(parent, name, mode, dev); + }, + statfs(path) { + // NOTE: None of the defaults here are true. We're just returning safe and + // sane values. + var rtn = { + bsize: 4096, + frsize: 4096, + blocks: 1e6, + bfree: 5e5, + bavail: 5e5, + files: FS.nextInode, + ffree: FS.nextInode - 1, + fsid: 42, + flags: 2, + namelen: 255, + }; + var parent = FS.lookupPath(path, { + follow: true, + }).node; + if (parent?.node_ops.statfs) { + Object.assign( + rtn, + parent.node_ops.statfs(parent.mount.opts.root) + ); + } + return rtn; + }, + create(path, mode = 438) { + mode &= 4095; + mode |= 32768; + return FS.mknod(path, mode, 0); + }, + mkdir(path, mode = 511) { + mode &= 511 | 512; + mode |= 16384; + return FS.mknod(path, mode, 0); + }, + mkdirTree(path, mode) { + var dirs = path.split('/'); + var d = ''; + for (var i = 0; i < dirs.length; ++i) { + if (!dirs[i]) continue; + d += '/' + dirs[i]; + try { + FS.mkdir(d, mode); + } catch (e) { + if (e.errno != 20) throw e; + } + } + }, + mkdev(path, mode, dev) { + if (typeof dev == 'undefined') { + dev = mode; + mode = 438; + } + mode |= 8192; + return FS.mknod(path, mode, dev); + }, + symlink(oldpath, newpath) { + if (!PATH_FS.resolve(oldpath)) { + throw new FS.ErrnoError(44); + } + var lookup = FS.lookupPath(newpath, { + parent: true, + }); + var parent = lookup.node; + if (!parent) { + throw new FS.ErrnoError(44); + } + var newname = PATH.basename(newpath); + var errCode = FS.mayCreate(parent, newname); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.symlink) { + throw new FS.ErrnoError(63); + } + return parent.node_ops.symlink(parent, newname, oldpath); + }, + rename(old_path, new_path) { + var old_dirname = PATH.dirname(old_path); + var new_dirname = PATH.dirname(new_path); + var old_name = PATH.basename(old_path); + var new_name = PATH.basename(new_path); + // parents must exist + var lookup, old_dir, new_dir; + // let the errors from non existent directories percolate up + lookup = FS.lookupPath(old_path, { + parent: true, + }); + old_dir = lookup.node; + lookup = FS.lookupPath(new_path, { + parent: true, + }); + new_dir = lookup.node; + if (!old_dir || !new_dir) throw new FS.ErrnoError(44); + // need to be part of the same mount + if (old_dir.mount !== new_dir.mount) { + throw new FS.ErrnoError(75); + } + // source must exist + var old_node = FS.lookupNode(old_dir, old_name); + // old path should not be an ancestor of the new path + var relative = PATH_FS.relative(old_path, new_dirname); + if (relative.charAt(0) !== '.') { + throw new FS.ErrnoError(28); + } + // new path should not be an ancestor of the old path + relative = PATH_FS.relative(new_path, old_dirname); + if (relative.charAt(0) !== '.') { + throw new FS.ErrnoError(55); + } + // see if the new path already exists + var new_node; + try { + new_node = FS.lookupNode(new_dir, new_name); + } catch (e) {} + // early out if nothing needs to change + if (old_node === new_node) { + return; + } + // we'll need to delete the old entry + var isdir = FS.isDir(old_node.mode); + var errCode = FS.mayDelete(old_dir, old_name, isdir); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + // need delete permissions if we'll be overwriting. + // need create permissions if new doesn't already exist. + errCode = new_node + ? FS.mayDelete(new_dir, new_name, isdir) + : FS.mayCreate(new_dir, new_name); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!old_dir.node_ops.rename) { + throw new FS.ErrnoError(63); + } + if ( + FS.isMountpoint(old_node) || + (new_node && FS.isMountpoint(new_node)) + ) { + throw new FS.ErrnoError(10); + } + // if we are going to change the parent, check write permissions + if (new_dir !== old_dir) { + errCode = FS.nodePermissions(old_dir, 'w'); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + } + // remove the node from the lookup hash + FS.hashRemoveNode(old_node); + // do the underlying fs rename + try { + old_dir.node_ops.rename(old_node, new_dir, new_name); + // update old node (we do this here to avoid each backend + // needing to) + old_node.parent = new_dir; + } catch (e) { + throw e; + } finally { + // add the node back to the hash (in case node_ops.rename + // changed its name) + FS.hashAddNode(old_node); + } + }, + rmdir(path) { + var lookup = FS.lookupPath(path, { + parent: true, + }); + var parent = lookup.node; + var name = PATH.basename(path); + var node = FS.lookupNode(parent, name); + var errCode = FS.mayDelete(parent, name, true); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.rmdir) { + throw new FS.ErrnoError(63); + } + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + parent.node_ops.rmdir(parent, name); + FS.destroyNode(node); + }, + readdir(path) { + var lookup = FS.lookupPath(path, { + follow: true, + }); + var node = lookup.node; + if (!node.node_ops.readdir) { + throw new FS.ErrnoError(54); + } + return node.node_ops.readdir(node); + }, + unlink(path) { + var lookup = FS.lookupPath(path, { + parent: true, + }); + var parent = lookup.node; + if (!parent) { + throw new FS.ErrnoError(44); + } + var name = PATH.basename(path); + var node = FS.lookupNode(parent, name); + var errCode = FS.mayDelete(parent, name, false); + if (errCode) { + // According to POSIX, we should map EISDIR to EPERM, but + // we instead do what Linux does (and we must, as we use + // the musl linux libc). + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.unlink) { + throw new FS.ErrnoError(63); + } + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + parent.node_ops.unlink(parent, name); + FS.destroyNode(node); + }, + readlink(path) { + var lookup = FS.lookupPath(path); + var link = lookup.node; + if (!link) { + throw new FS.ErrnoError(44); + } + if (!link.node_ops.readlink) { + throw new FS.ErrnoError(28); + } + return link.node_ops.readlink(link); + }, + stat(path, dontFollow) { + var lookup = FS.lookupPath(path, { + follow: !dontFollow, + }); + var node = lookup.node; + if (!node) { + throw new FS.ErrnoError(44); + } + if (!node.node_ops.getattr) { + throw new FS.ErrnoError(63); + } + return node.node_ops.getattr(node); + }, + lstat(path) { + return FS.stat(path, true); + }, + chmod(path, mode, dontFollow) { + var node; + if (typeof path == 'string') { + var lookup = FS.lookupPath(path, { + follow: !dontFollow, + }); + node = lookup.node; + } else { + node = path; + } + if (!node.node_ops.setattr) { + throw new FS.ErrnoError(63); + } + node.node_ops.setattr(node, { + mode: (mode & 4095) | (node.mode & ~4095), + ctime: Date.now(), + }); + }, + lchmod(path, mode) { + FS.chmod(path, mode, true); + }, + fchmod(fd, mode) { + var stream = FS.getStreamChecked(fd); + FS.chmod(stream.node, mode); + }, + chown(path, uid, gid, dontFollow) { + var node; + if (typeof path == 'string') { + var lookup = FS.lookupPath(path, { + follow: !dontFollow, + }); + node = lookup.node; + } else { + node = path; + } + if (!node.node_ops.setattr) { + throw new FS.ErrnoError(63); + } + node.node_ops.setattr(node, { + timestamp: Date.now(), + }); + }, + // we ignore the uid / gid for now + lchown(path, uid, gid) { + FS.chown(path, uid, gid, true); + }, + fchown(fd, uid, gid) { + var stream = FS.getStreamChecked(fd); + FS.chown(stream.node, uid, gid); + }, + truncate(path, len) { + if (len < 0) { + throw new FS.ErrnoError(28); + } + var node; + if (typeof path == 'string') { + var lookup = FS.lookupPath(path, { + follow: true, + }); + node = lookup.node; + } else { + node = path; + } + if (!node.node_ops.setattr) { + throw new FS.ErrnoError(63); + } + if (FS.isDir(node.mode)) { + throw new FS.ErrnoError(31); + } + if (!FS.isFile(node.mode)) { + throw new FS.ErrnoError(28); + } + var errCode = FS.nodePermissions(node, 'w'); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + node.node_ops.setattr(node, { + size: len, + timestamp: Date.now(), + }); + }, + ftruncate(fd, len) { + var stream = FS.getStreamChecked(fd); + if ((stream.flags & 2097155) === 0) { + throw new FS.ErrnoError(28); + } + FS.truncate(stream.node, len); + }, + utime(path, atime, mtime) { + var lookup = FS.lookupPath(path, { + follow: true, + }); + var node = lookup.node; + node.node_ops.setattr(node, { + atime, + mtime, + }); + }, + open(path, flags, mode = 438) { + if (path === '') { + throw new FS.ErrnoError(44); + } + flags = + typeof flags == 'string' ? FS_modeStringToFlags(flags) : flags; + if (flags & 64) { + mode = (mode & 4095) | 32768; + } else { + mode = 0; + } + var node; + if (typeof path == 'object') { + node = path; + } else { + // noent_okay makes it so that if the final component of the path + // doesn't exist, lookupPath returns `node: undefined`. `path` will be + // updated to point to the target of all symlinks. + var lookup = FS.lookupPath(path, { + follow: !(flags & 131072), + noent_okay: true, + }); + node = lookup.node; + path = lookup.path; + } + // perhaps we need to create the node + var created = false; + if (flags & 64) { + if (node) { + // if O_CREAT and O_EXCL are set, error out if the node already exists + if (flags & 128) { + throw new FS.ErrnoError(20); + } + } else { + // node doesn't exist, try to create it + node = FS.mknod(path, mode, 0); + created = true; + } + } + if (!node) { + throw new FS.ErrnoError(44); + } + // can't truncate a device + if (FS.isChrdev(node.mode)) { + flags &= ~512; + } + // if asked only for a directory, then this must be one + if (flags & 65536 && !FS.isDir(node.mode)) { + throw new FS.ErrnoError(54); + } + // check permissions, if this is not a file we just created now (it is ok to + // create and write to a file with read-only permissions; it is read-only + // for later use) + if (!created) { + var errCode = FS.mayOpen(node, flags); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + } + // do truncation if necessary + if (flags & 512 && !created) { + FS.truncate(node, 0); + } + // we've already handled these, don't pass down to the underlying vfs + flags &= ~(128 | 512 | 131072); + // register the stream with the filesystem + var stream = FS.createStream({ + node, + path: FS.getPath(node), + // we want the absolute path to the node + flags, + seekable: true, + position: 0, + stream_ops: node.stream_ops, + // used by the file family libc calls (fopen, fwrite, ferror, etc.) + ungotten: [], + error: false, + }); + // call the new stream's open function + if (stream.stream_ops.open) { + stream.stream_ops.open(stream); + } + if (Module['logReadFiles'] && !(flags & 1)) { + if (!(path in FS.readFiles)) { + FS.readFiles[path] = 1; + } + } + return stream; + }, + close(stream) { + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if (stream.getdents) stream.getdents = null; + // free readdir state + try { + if (stream.stream_ops.close) { + stream.stream_ops.close(stream); + } + } catch (e) { + throw e; + } finally { + FS.closeStream(stream.fd); + } + stream.fd = null; + }, + isClosed(stream) { + return stream.fd === null; + }, + llseek(stream, offset, whence) { + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if (!stream.seekable || !stream.stream_ops.llseek) { + throw new FS.ErrnoError(70); + } + if (whence != 0 && whence != 1 && whence != 2) { + throw new FS.ErrnoError(28); + } + stream.position = stream.stream_ops.llseek(stream, offset, whence); + stream.ungotten = []; + return stream.position; + }, + read(stream, buffer, offset, length, position) { + if (length < 0 || position < 0) { + throw new FS.ErrnoError(28); + } + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if ((stream.flags & 2097155) === 1) { + throw new FS.ErrnoError(8); + } + if (FS.isDir(stream.node.mode)) { + throw new FS.ErrnoError(31); + } + if (!stream.stream_ops.read) { + throw new FS.ErrnoError(28); + } + var seeking = typeof position != 'undefined'; + if (!seeking) { + position = stream.position; + } else if (!stream.seekable) { + throw new FS.ErrnoError(70); + } + var bytesRead = stream.stream_ops.read( + stream, + buffer, + offset, + length, + position + ); + if (!seeking) stream.position += bytesRead; + return bytesRead; + }, + write(stream, buffer, offset, length, position, canOwn) { + if (length < 0 || position < 0) { + throw new FS.ErrnoError(28); + } + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if ((stream.flags & 2097155) === 0) { + throw new FS.ErrnoError(8); + } + if (FS.isDir(stream.node.mode)) { + throw new FS.ErrnoError(31); + } + if (!stream.stream_ops.write) { + throw new FS.ErrnoError(28); + } + if (stream.seekable && stream.flags & 1024) { + // seek to the end before writing in append mode + FS.llseek(stream, 0, 2); + } + var seeking = typeof position != 'undefined'; + if (!seeking) { + position = stream.position; + } else if (!stream.seekable) { + throw new FS.ErrnoError(70); + } + var bytesWritten = stream.stream_ops.write( + stream, + buffer, + offset, + length, + position, + canOwn + ); + if (!seeking) stream.position += bytesWritten; + return bytesWritten; + }, + allocate(stream, offset, length) { + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if (offset < 0 || length <= 0) { + throw new FS.ErrnoError(28); + } + if ((stream.flags & 2097155) === 0) { + throw new FS.ErrnoError(8); + } + if (!FS.isFile(stream.node.mode) && !FS.isDir(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + if (!stream.stream_ops.allocate) { + throw new FS.ErrnoError(138); + } + stream.stream_ops.allocate(stream, offset, length); + }, + mmap(stream, length, position, prot, flags) { + // User requests writing to file (prot & PROT_WRITE != 0). + // Checking if we have permissions to write to the file unless + // MAP_PRIVATE flag is set. According to POSIX spec it is possible + // to write to file opened in read-only mode with MAP_PRIVATE flag, + // as all modifications will be visible only in the memory of + // the current process. + if ( + (prot & 2) !== 0 && + (flags & 2) === 0 && + (stream.flags & 2097155) !== 2 + ) { + throw new FS.ErrnoError(2); + } + if ((stream.flags & 2097155) === 1) { + throw new FS.ErrnoError(2); + } + if (!stream.stream_ops.mmap) { + throw new FS.ErrnoError(43); + } + if (!length) { + throw new FS.ErrnoError(28); + } + return stream.stream_ops.mmap( + stream, + length, + position, + prot, + flags + ); + }, + msync(stream, buffer, offset, length, mmapFlags) { + if (!stream.stream_ops.msync) { + return 0; + } + return stream.stream_ops.msync( + stream, + buffer, + offset, + length, + mmapFlags + ); + }, + ioctl(stream, cmd, arg) { + if (!stream.stream_ops.ioctl) { + throw new FS.ErrnoError(59); + } + return stream.stream_ops.ioctl(stream, cmd, arg); + }, + readFile(path, opts = {}) { + opts.flags = opts.flags || 0; + opts.encoding = opts.encoding || 'binary'; + if (opts.encoding !== 'utf8' && opts.encoding !== 'binary') { + throw new Error(`Invalid encoding type "${opts.encoding}"`); + } + var ret; + var stream = FS.open(path, opts.flags); + var stat = FS.stat(path); + var length = stat.size; + var buf = new Uint8Array(length); + FS.read(stream, buf, 0, length, 0); + if (opts.encoding === 'utf8') { + ret = UTF8ArrayToString(buf); + } else if (opts.encoding === 'binary') { + ret = buf; + } + FS.close(stream); + return ret; + }, + writeFile(path, data, opts = {}) { + opts.flags = opts.flags || 577; + var stream = FS.open(path, opts.flags, opts.mode); + if (typeof data == 'string') { + var buf = new Uint8Array(lengthBytesUTF8(data) + 1); + var actualNumBytes = stringToUTF8Array( + data, + buf, + 0, + buf.length + ); + FS.write( + stream, + buf, + 0, + actualNumBytes, + undefined, + opts.canOwn + ); + } else if (ArrayBuffer.isView(data)) { + FS.write( + stream, + data, + 0, + data.byteLength, + undefined, + opts.canOwn + ); + } else { + throw new Error('Unsupported data type'); + } + FS.close(stream); + }, + cwd: () => FS.currentPath, + chdir(path) { + var lookup = FS.lookupPath(path, { + follow: true, + }); + if (lookup.node === null) { + throw new FS.ErrnoError(44); + } + if (!FS.isDir(lookup.node.mode)) { + throw new FS.ErrnoError(54); + } + var errCode = FS.nodePermissions(lookup.node, 'x'); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + FS.currentPath = lookup.path; + }, + createDefaultDirectories() { + FS.mkdir('/tmp'); + FS.mkdir('/home'); + FS.mkdir('/home/web_user'); + }, + createDefaultDevices() { + // create /dev + FS.mkdir('/dev'); + // setup /dev/null + FS.registerDevice(FS.makedev(1, 3), { + read: () => 0, + write: (stream, buffer, offset, length, pos) => length, + llseek: () => 0, + }); + FS.mkdev('/dev/null', FS.makedev(1, 3)); + // setup /dev/tty and /dev/tty1 + // stderr needs to print output using err() rather than out() + // so we register a second tty just for it. + TTY.register(FS.makedev(5, 0), TTY.default_tty_ops); + TTY.register(FS.makedev(6, 0), TTY.default_tty1_ops); + FS.mkdev('/dev/tty', FS.makedev(5, 0)); + FS.mkdev('/dev/tty1', FS.makedev(6, 0)); + // setup /dev/[u]random + // use a buffer to avoid overhead of individual crypto calls per byte + var randomBuffer = new Uint8Array(1024), + randomLeft = 0; + var randomByte = () => { + if (randomLeft === 0) { + randomLeft = randomFill(randomBuffer).byteLength; + } + return randomBuffer[--randomLeft]; + }; + FS.createDevice('/dev', 'random', randomByte); + FS.createDevice('/dev', 'urandom', randomByte); + // we're not going to emulate the actual shm device, + // just create the tmp dirs that reside in it commonly + FS.mkdir('/dev/shm'); + FS.mkdir('/dev/shm/tmp'); + }, + createSpecialDirectories() { + // create /proc/self/fd which allows /proc/self/fd/6 => readlink gives the + // name of the stream for fd 6 (see test_unistd_ttyname) + FS.mkdir('/proc'); + var proc_self = FS.mkdir('/proc/self'); + FS.mkdir('/proc/self/fd'); + FS.mount( + { + mount() { + var node = FS.createNode(proc_self, 'fd', 16895, 73); + node.stream_ops = { + llseek: MEMFS.stream_ops.llseek, + }; + node.node_ops = { + lookup(parent, name) { + var fd = +name; + var stream = FS.getStreamChecked(fd); + var ret = { + parent: null, + mount: { + mountpoint: 'fake', + }, + node_ops: { + readlink: () => stream.path, + }, + id: fd + 1, + }; + ret.parent = ret; + // make it look like a simple root node + return ret; + }, + readdir() { + return Array.from(FS.streams.entries()) + .filter(([k, v]) => v) + .map(([k, v]) => k.toString()); + }, + }; + return node; + }, + }, + {}, + '/proc/self/fd' + ); + }, + createStandardStreams(input, output, error) { + // TODO deprecate the old functionality of a single + // input / output callback and that utilizes FS.createDevice + // and instead require a unique set of stream ops + // by default, we symlink the standard streams to the + // default tty devices. however, if the standard streams + // have been overwritten we create a unique device for + // them instead. + if (input) { + FS.createDevice('/dev', 'stdin', input); + } else { + FS.symlink('/dev/tty', '/dev/stdin'); + } + if (output) { + FS.createDevice('/dev', 'stdout', null, output); + } else { + FS.symlink('/dev/tty', '/dev/stdout'); + } + if (error) { + FS.createDevice('/dev', 'stderr', null, error); + } else { + FS.symlink('/dev/tty1', '/dev/stderr'); + } + // open default streams for the stdin, stdout and stderr devices + var stdin = FS.open('/dev/stdin', 0); + var stdout = FS.open('/dev/stdout', 1); + var stderr = FS.open('/dev/stderr', 1); + }, + staticInit() { + FS.nameTable = new Array(4096); + FS.mount(MEMFS, {}, '/'); + FS.createDefaultDirectories(); + FS.createDefaultDevices(); + FS.createSpecialDirectories(); + FS.filesystems = { + MEMFS: MEMFS, + NODEFS: NODEFS, + PROXYFS: PROXYFS, + }; + }, + init(input, output, error) { + FS.initialized = true; + // Allow Module.stdin etc. to provide defaults, if none explicitly passed to us here + input ??= Module['stdin']; + output ??= Module['stdout']; + error ??= Module['stderr']; + FS.createStandardStreams(input, output, error); + }, + quit() { + FS.initialized = false; + // force-flush all streams, so we get musl std streams printed out + _fflush(0); + // close all of our streams + for (var i = 0; i < FS.streams.length; i++) { + var stream = FS.streams[i]; + if (!stream) { + continue; + } + FS.close(stream); + } + }, + findObject(path, dontResolveLastLink) { + var ret = FS.analyzePath(path, dontResolveLastLink); + if (!ret.exists) { + return null; + } + return ret.object; + }, + analyzePath(path, dontResolveLastLink) { + // operate from within the context of the symlink's target + try { + var lookup = FS.lookupPath(path, { + follow: !dontResolveLastLink, + }); + path = lookup.path; + } catch (e) {} + var ret = { + isRoot: false, + exists: false, + error: 0, + name: null, + path: null, + object: null, + parentExists: false, + parentPath: null, + parentObject: null, + }; + try { + var lookup = FS.lookupPath(path, { + parent: true, + }); + ret.parentExists = true; + ret.parentPath = lookup.path; + ret.parentObject = lookup.node; + ret.name = PATH.basename(path); + lookup = FS.lookupPath(path, { + follow: !dontResolveLastLink, + }); + ret.exists = true; + ret.path = lookup.path; + ret.object = lookup.node; + ret.name = lookup.node.name; + ret.isRoot = lookup.path === '/'; + } catch (e) { + ret.error = e.errno; + } + return ret; + }, + createPath(parent, path, canRead, canWrite) { + parent = typeof parent == 'string' ? parent : FS.getPath(parent); + var parts = path.split('/').reverse(); + while (parts.length) { + var part = parts.pop(); + if (!part) continue; + var current = PATH.join2(parent, part); + try { + FS.mkdir(current); + } catch (e) {} + // ignore EEXIST + parent = current; + } + return current; + }, + createFile(parent, name, properties, canRead, canWrite) { + var path = PATH.join2( + typeof parent == 'string' ? parent : FS.getPath(parent), + name + ); + var mode = FS_getMode(canRead, canWrite); + return FS.create(path, mode); + }, + createDataFile(parent, name, data, canRead, canWrite, canOwn) { + var path = name; + if (parent) { + parent = + typeof parent == 'string' ? parent : FS.getPath(parent); + path = name ? PATH.join2(parent, name) : parent; + } + var mode = FS_getMode(canRead, canWrite); + var node = FS.create(path, mode); + if (data) { + if (typeof data == 'string') { + var arr = new Array(data.length); + for (var i = 0, len = data.length; i < len; ++i) + arr[i] = data.charCodeAt(i); + data = arr; + } + // make sure we can write to the file + FS.chmod(node, mode | 146); + var stream = FS.open(node, 577); + FS.write(stream, data, 0, data.length, 0, canOwn); + FS.close(stream); + FS.chmod(node, mode); + } + }, + createDevice(parent, name, input, output) { + var path = PATH.join2( + typeof parent == 'string' ? parent : FS.getPath(parent), + name + ); + var mode = FS_getMode(!!input, !!output); + FS.createDevice.major ??= 64; + var dev = FS.makedev(FS.createDevice.major++, 0); + // Create a fake device that a set of stream ops to emulate + // the old behavior. + FS.registerDevice(dev, { + open(stream) { + stream.seekable = false; + }, + close(stream) { + // flush any pending line data + if (output?.buffer?.length) { + output(10); + } + }, + read(stream, buffer, offset, length, pos) { + /* ignored */ var bytesRead = 0; + for (var i = 0; i < length; i++) { + var result; + try { + result = input(); + } catch (e) { + throw new FS.ErrnoError(29); + } + if (result === undefined && bytesRead === 0) { + throw new FS.ErrnoError(6); + } + if (result === null || result === undefined) break; + bytesRead++; + buffer[offset + i] = result; + } + if (bytesRead) { + stream.node.atime = Date.now(); + } + return bytesRead; + }, + write(stream, buffer, offset, length, pos) { + for (var i = 0; i < length; i++) { + try { + output(buffer[offset + i]); + } catch (e) { + throw new FS.ErrnoError(29); + } + } + if (length) { + stream.node.mtime = stream.node.ctime = Date.now(); + } + return i; + }, + }); + return FS.mkdev(path, mode, dev); + }, + forceLoadFile(obj) { + if (obj.isDevice || obj.isFolder || obj.link || obj.contents) + return true; + if (typeof XMLHttpRequest != 'undefined') { + throw new Error( + 'Lazy loading should have been performed (contents set) in createLazyFile, but it was not. Lazy loading only works in web workers. Use --embed-file or --preload-file in emcc on the main thread.' + ); + } else { + // Command-line. + try { + obj.contents = readBinary(obj.url); + obj.usedBytes = obj.contents.length; + } catch (e) { + throw new FS.ErrnoError(29); + } + } + }, + createLazyFile(parent, name, url, canRead, canWrite) { + // Lazy chunked Uint8Array (implements get and length from Uint8Array). + // Actual getting is abstracted away for eventual reuse. + class LazyUint8Array { + lengthKnown = false; + chunks = []; + // Loaded chunks. Index is the chunk number + get(idx) { + if (idx > this.length - 1 || idx < 0) { + return undefined; + } + var chunkOffset = idx % this.chunkSize; + var chunkNum = (idx / this.chunkSize) | 0; + return this.getter(chunkNum)[chunkOffset]; + } + setDataGetter(getter) { + this.getter = getter; + } + cacheLength() { + // Find length + var xhr = new XMLHttpRequest(); + xhr.open('HEAD', url, false); + xhr.send(null); + if ( + !( + (xhr.status >= 200 && xhr.status < 300) || + xhr.status === 304 + ) + ) + throw new Error( + "Couldn't load " + url + '. Status: ' + xhr.status + ); + var datalength = Number( + xhr.getResponseHeader('Content-length') + ); + var header; + var hasByteServing = + (header = xhr.getResponseHeader('Accept-Ranges')) && + header === 'bytes'; + var usesGzip = + (header = xhr.getResponseHeader('Content-Encoding')) && + header === 'gzip'; + var chunkSize = 1024 * 1024; + // Chunk size in bytes + if (!hasByteServing) chunkSize = datalength; + // Function to get a range from the remote URL. + var doXHR = (from, to) => { + if (from > to) + throw new Error( + 'invalid range (' + + from + + ', ' + + to + + ') or no bytes requested!' + ); + if (to > datalength - 1) + throw new Error( + 'only ' + + datalength + + ' bytes available! programmer error!' + ); + // TODO: Use mozResponseArrayBuffer, responseStream, etc. if available. + var xhr = new XMLHttpRequest(); + xhr.open('GET', url, false); + if (datalength !== chunkSize) + xhr.setRequestHeader( + 'Range', + 'bytes=' + from + '-' + to + ); + // Some hints to the browser that we want binary data. + xhr.responseType = 'arraybuffer'; + if (xhr.overrideMimeType) { + xhr.overrideMimeType( + 'text/plain; charset=x-user-defined' + ); + } + xhr.send(null); + if ( + !( + (xhr.status >= 200 && xhr.status < 300) || + xhr.status === 304 + ) + ) + throw new Error( + "Couldn't load " + + url + + '. Status: ' + + xhr.status + ); + if (xhr.response !== undefined) { + return new Uint8Array( + /** @type{Array} */ (xhr.response || []) + ); + } + return intArrayFromString(xhr.responseText || '', true); + }; + var lazyArray = this; + lazyArray.setDataGetter((chunkNum) => { + var start = chunkNum * chunkSize; + var end = (chunkNum + 1) * chunkSize - 1; + // including this byte + end = Math.min(end, datalength - 1); + // if datalength-1 is selected, this is the last block + if (typeof lazyArray.chunks[chunkNum] == 'undefined') { + lazyArray.chunks[chunkNum] = doXHR(start, end); + } + if (typeof lazyArray.chunks[chunkNum] == 'undefined') + throw new Error('doXHR failed!'); + return lazyArray.chunks[chunkNum]; + }); + if (usesGzip || !datalength) { + // if the server uses gzip or doesn't supply the length, we have to download the whole file to get the (uncompressed) length + chunkSize = datalength = 1; + // this will force getter(0)/doXHR do download the whole file + datalength = this.getter(0).length; + chunkSize = datalength; + out( + 'LazyFiles on gzip forces download of the whole file when length is accessed' + ); + } + this._length = datalength; + this._chunkSize = chunkSize; + this.lengthKnown = true; + } + get length() { + if (!this.lengthKnown) { + this.cacheLength(); + } + return this._length; + } + get chunkSize() { + if (!this.lengthKnown) { + this.cacheLength(); + } + return this._chunkSize; + } + } + if (typeof XMLHttpRequest != 'undefined') { + if (!ENVIRONMENT_IS_WORKER) + throw 'Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc'; + var lazyArray = new LazyUint8Array(); + var properties = { + isDevice: false, + contents: lazyArray, + }; + } else { + var properties = { + isDevice: false, + url, + }; + } + var node = FS.createFile( + parent, + name, + properties, + canRead, + canWrite + ); + // This is a total hack, but I want to get this lazy file code out of the + // core of MEMFS. If we want to keep this lazy file concept I feel it should + // be its own thin LAZYFS proxying calls to MEMFS. + if (properties.contents) { + node.contents = properties.contents; + } else if (properties.url) { + node.contents = null; + node.url = properties.url; + } + // Add a function that defers querying the file size until it is asked the first time. + Object.defineProperties(node, { + usedBytes: { + get: function () { + return this.contents.length; + }, + }, + }); + // override each stream op with one that tries to force load the lazy file first + var stream_ops = {}; + var keys = Object.keys(node.stream_ops); + keys.forEach((key) => { + var fn = node.stream_ops[key]; + stream_ops[key] = (...args) => { + FS.forceLoadFile(node); + return fn(...args); + }; + }); + function writeChunks(stream, buffer, offset, length, position) { + var contents = stream.node.contents; + if (position >= contents.length) return 0; + var size = Math.min(contents.length - position, length); + if (contents.slice) { + // normal array + for (var i = 0; i < size; i++) { + buffer[offset + i] = contents[position + i]; + } + } else { + for (var i = 0; i < size; i++) { + // LazyUint8Array from sync binary XHR + buffer[offset + i] = contents.get(position + i); + } + } + return size; + } + // use a custom read function + stream_ops.read = (stream, buffer, offset, length, position) => { + FS.forceLoadFile(node); + return writeChunks(stream, buffer, offset, length, position); + }; + // use a custom mmap function + stream_ops.mmap = (stream, length, position, prot, flags) => { + FS.forceLoadFile(node); + var ptr = mmapAlloc(length); + if (!ptr) { + throw new FS.ErrnoError(48); + } + writeChunks(stream, HEAP8, ptr, length, position); + return { + ptr, + allocated: true, + }; + }; + node.stream_ops = stream_ops; + return node; + }, + }; + + Module['FS'] = FS; + + var SOCKFS = { + websocketArgs: {}, + callbacks: {}, + on(event, callback) { + SOCKFS.callbacks[event] = callback; + }, + emit(event, param) { + SOCKFS.callbacks[event]?.(param); + }, + mount(mount) { + // The incomming Module['websocket'] can be used for configuring + // configuring subprotocol/url, etc + SOCKFS.websocketArgs = Module['websocket'] || {}; + // Add the Event registration mechanism to the exported websocket configuration + // object so we can register network callbacks from native JavaScript too. + // For more documentation see system/include/emscripten/emscripten.h + (Module['websocket'] ??= {})['on'] = SOCKFS.on; + return FS.createNode(null, '/', 16895, 0); + }, + createSocket(family, type, protocol) { + type &= ~526336; + // Some applications may pass it; it makes no sense for a single process. + var streaming = type == 1; + if (streaming && protocol && protocol != 6) { + throw new FS.ErrnoError(66); + } + // create our internal socket structure + var sock = { + family, + type, + protocol, + server: null, + error: null, + // Used in getsockopt for SOL_SOCKET/SO_ERROR test + peers: {}, + pending: [], + recv_queue: [], + sock_ops: SOCKFS.websocket_sock_ops, + }; + // create the filesystem node to store the socket structure + var name = SOCKFS.nextname(); + var node = FS.createNode(SOCKFS.root, name, 49152, 0); + node.sock = sock; + // and the wrapping stream that enables library functions such + // as read and write to indirectly interact with the socket + var stream = FS.createStream({ + path: name, + node, + flags: 2, + seekable: false, + stream_ops: SOCKFS.stream_ops, + }); + // map the new stream to the socket structure (sockets have a 1:1 + // relationship with a stream) + sock.stream = stream; + return sock; + }, + getSocket(fd) { + var stream = FS.getStream(fd); + if (!stream || !FS.isSocket(stream.node.mode)) { + return null; + } + return stream.node.sock; + }, + stream_ops: { + poll(stream) { + var sock = stream.node.sock; + return sock.sock_ops.poll(sock); + }, + ioctl(stream, request, varargs) { + var sock = stream.node.sock; + return sock.sock_ops.ioctl(sock, request, varargs); + }, + read(stream, buffer, offset, length, position) { + /* ignored */ var sock = stream.node.sock; + var msg = sock.sock_ops.recvmsg(sock, length); + if (!msg) { + // socket is closed + return 0; + } + buffer.set(msg.buffer, offset); + return msg.buffer.length; + }, + write(stream, buffer, offset, length, position) { + /* ignored */ var sock = stream.node.sock; + return sock.sock_ops.sendmsg(sock, buffer, offset, length); + }, + close(stream) { + var sock = stream.node.sock; + sock.sock_ops.close(sock); + }, + }, + nextname() { + if (!SOCKFS.nextname.current) { + SOCKFS.nextname.current = 0; + } + return `socket[${SOCKFS.nextname.current++}]`; + }, + websocket_sock_ops: { + createPeer(sock, addr, port) { + var ws; + if (typeof addr == 'object') { + ws = addr; + addr = null; + port = null; + } + if (ws) { + // for sockets that've already connected (e.g. we're the server) + // we can inspect the _socket property for the address + if (ws._socket) { + addr = ws._socket.remoteAddress; + port = ws._socket.remotePort; + } // if we're just now initializing a connection to the remote, + // inspect the url property + else { + var result = /ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url); + if (!result) { + throw new Error( + 'WebSocket URL must be in the format ws(s)://address:port' + ); + } + addr = result[1]; + port = parseInt(result[2], 10); + } + } else { + // create the actual websocket object and connect + try { + // The default value is 'ws://' the replace is needed because the compiler replaces '//' comments with '#' + // comments without checking context, so we'd end up with ws:#, the replace swaps the '#' for '//' again. + var url = 'ws:#'.replace('#', '//'); + // Make the WebSocket subprotocol (Sec-WebSocket-Protocol) default to binary if no configuration is set. + var subProtocols = 'binary'; + // The default value is 'binary' + // The default WebSocket options + var opts = undefined; + // Fetch runtime WebSocket URL config. + if ('function' === typeof SOCKFS.websocketArgs['url']) { + url = SOCKFS.websocketArgs['url'](...arguments); + } else if ( + 'string' === typeof SOCKFS.websocketArgs['url'] + ) { + url = SOCKFS.websocketArgs['url']; + } + // Fetch runtime WebSocket subprotocol config. + if (SOCKFS.websocketArgs['subprotocol']) { + subProtocols = SOCKFS.websocketArgs['subprotocol']; + } else if ( + SOCKFS.websocketArgs['subprotocol'] === null + ) { + subProtocols = 'null'; + } + if (url === 'ws://' || url === 'wss://') { + // Is the supplied URL config just a prefix, if so complete it. + var parts = addr.split('/'); + url = + url + + parts[0] + + ':' + + port + + '/' + + parts.slice(1).join('/'); + } + if (subProtocols !== 'null') { + // The regex trims the string (removes spaces at the beginning and end, then splits the string by + // , into an Array. Whitespace removal is important for Websockify and ws. + subProtocols = subProtocols + .replace(/^ +| +$/g, '') + .split(/ *, */); + opts = subProtocols; + } + // If node we use the ws library. + var WebSocketConstructor; + if (ENVIRONMENT_IS_NODE) { + WebSocketConstructor = + /** @type{(typeof WebSocket)} */ ( + require('ws') + ); + } else { + WebSocketConstructor = WebSocket; + } + if (Module['websocket']['decorator']) { + WebSocketConstructor = + Module['websocket']['decorator']( + WebSocketConstructor + ); + } + ws = new WebSocketConstructor(url, opts); + ws.binaryType = 'arraybuffer'; + } catch (e) { + throw new FS.ErrnoError(23); + } + } + var peer = { + addr, + port, + socket: ws, + msg_send_queue: [], + }; + SOCKFS.websocket_sock_ops.addPeer(sock, peer); + SOCKFS.websocket_sock_ops.handlePeerEvents(sock, peer); + // if this is a bound dgram socket, send the port number first to allow + // us to override the ephemeral port reported to us by remotePort on the + // remote end. + if (sock.type === 2 && typeof sock.sport != 'undefined') { + peer.msg_send_queue.push( + new Uint8Array([ + 255, + 255, + 255, + 255, + 'p'.charCodeAt(0), + 'o'.charCodeAt(0), + 'r'.charCodeAt(0), + 't'.charCodeAt(0), + (sock.sport & 65280) >> 8, + sock.sport & 255, + ]) + ); + } + return peer; + }, + getPeer(sock, addr, port) { + return sock.peers[addr + ':' + port]; + }, + addPeer(sock, peer) { + sock.peers[peer.addr + ':' + peer.port] = peer; + }, + removePeer(sock, peer) { + delete sock.peers[peer.addr + ':' + peer.port]; + }, + handlePeerEvents(sock, peer) { + var first = true; + var handleOpen = function () { + sock.connecting = false; + SOCKFS.emit('open', sock.stream.fd); + try { + var queued = peer.msg_send_queue.shift(); + while (queued) { + peer.socket.send(queued); + queued = peer.msg_send_queue.shift(); + } + } catch (e) { + // not much we can do here in the way of proper error handling as we've already + // lied and said this data was sent. shut it down. + peer.socket.close(); + } + }; + function handleMessage(data) { + if (typeof data == 'string') { + var encoder = new TextEncoder(); + // should be utf-8 + data = encoder.encode(data); + } // make a typed array from the string + else { + assert(data.byteLength !== undefined); + // must receive an ArrayBuffer + if (data.byteLength == 0) { + // An empty ArrayBuffer will emit a pseudo disconnect event + // as recv/recvmsg will return zero which indicates that a socket + // has performed a shutdown although the connection has not been disconnected yet. + return; + } + data = new Uint8Array(data); + } + // if this is the port message, override the peer's port with it + var wasfirst = first; + first = false; + if ( + wasfirst && + data.length === 10 && + data[0] === 255 && + data[1] === 255 && + data[2] === 255 && + data[3] === 255 && + data[4] === 'p'.charCodeAt(0) && + data[5] === 'o'.charCodeAt(0) && + data[6] === 'r'.charCodeAt(0) && + data[7] === 't'.charCodeAt(0) + ) { + // update the peer's port and it's key in the peer map + var newport = (data[8] << 8) | data[9]; + SOCKFS.websocket_sock_ops.removePeer(sock, peer); + peer.port = newport; + SOCKFS.websocket_sock_ops.addPeer(sock, peer); + return; + } + sock.recv_queue.push({ + addr: peer.addr, + port: peer.port, + data, + }); + SOCKFS.emit('message', sock.stream.fd); + } + if (ENVIRONMENT_IS_NODE) { + peer.socket.on('open', handleOpen); + peer.socket.on('message', function (data, isBinary) { + if (!isBinary) { + return; + } + handleMessage(new Uint8Array(data).buffer); + }); + // copy from node Buffer -> ArrayBuffer + peer.socket.on('close', function () { + SOCKFS.emit('close', sock.stream.fd); + }); + peer.socket.on('error', function (error) { + // Although the ws library may pass errors that may be more descriptive than + // ECONNREFUSED they are not necessarily the expected error code e.g. + // ENOTFOUND on getaddrinfo seems to be node.js specific, so using ECONNREFUSED + // is still probably the most useful thing to do. + sock.error = 14; + // Used in getsockopt for SOL_SOCKET/SO_ERROR test. + SOCKFS.emit('error', [ + sock.stream.fd, + sock.error, + 'ECONNREFUSED: Connection refused', + ]); + }); + } else { + peer.socket.onopen = handleOpen; + peer.socket.onclose = function () { + SOCKFS.emit('close', sock.stream.fd); + }; + peer.socket.onmessage = function peer_socket_onmessage( + event + ) { + handleMessage(event.data); + }; + peer.socket.onerror = function (error) { + // The WebSocket spec only allows a 'simple event' to be thrown on error, + // so we only really know as much as ECONNREFUSED. + sock.error = 14; + // Used in getsockopt for SOL_SOCKET/SO_ERROR test. + SOCKFS.emit('error', [ + sock.stream.fd, + sock.error, + 'ECONNREFUSED: Connection refused', + ]); + }; + } + }, + poll(sock) { + if (sock.type === 1 && sock.server) { + // listen sockets should only say they're available for reading + // if there are pending clients. + return sock.pending.length ? 64 | 1 : 0; + } + var mask = 0; + var dest = + sock.type === 1 // we only care about the socket state for connection-based sockets + ? SOCKFS.websocket_sock_ops.getPeer( + sock, + sock.daddr, + sock.dport + ) + : null; + if ( + sock.recv_queue.length || + !dest || // connection-less sockets are always ready to read + (dest && dest.socket.readyState === dest.socket.CLOSING) || + (dest && dest.socket.readyState === dest.socket.CLOSED) + ) { + // let recv return 0 once closed + mask |= 64 | 1; + } + if ( + !dest || // connection-less sockets are always ready to write + (dest && dest.socket.readyState === dest.socket.OPEN) + ) { + mask |= 4; + } + if ( + (dest && dest.socket.readyState === dest.socket.CLOSING) || + (dest && dest.socket.readyState === dest.socket.CLOSED) + ) { + // When an non-blocking connect fails mark the socket as writable. + // Its up to the calling code to then use getsockopt with SO_ERROR to + // retrieve the error. + // See https://man7.org/linux/man-pages/man2/connect.2.html + if (sock.connecting) { + mask |= 4; + } else { + mask |= 16; + } + } + return mask; + }, + ioctl(sock, request, arg) { + switch (request) { + case 21531: + var bytes = 0; + if (sock.recv_queue.length) { + bytes = sock.recv_queue[0].data.length; + } + HEAP32[arg >> 2] = bytes; + return 0; + + default: + return 28; + } + }, + close(sock) { + // if we've spawned a listen server, close it + if (sock.server) { + try { + sock.server.close(); + } catch (e) {} + sock.server = null; + } + // close any peer connections + var peers = Object.keys(sock.peers); + for (var i = 0; i < peers.length; i++) { + var peer = sock.peers[peers[i]]; + try { + peer.socket.close(); + } catch (e) {} + SOCKFS.websocket_sock_ops.removePeer(sock, peer); + } + return 0; + }, + bind(sock, addr, port) { + if ( + typeof sock.saddr != 'undefined' || + typeof sock.sport != 'undefined' + ) { + throw new FS.ErrnoError(28); + } + // already bound + sock.saddr = addr; + sock.sport = port; + // in order to emulate dgram sockets, we need to launch a listen server when + // binding on a connection-less socket + // note: this is only required on the server side + if (sock.type === 2) { + // close the existing server if it exists + if (sock.server) { + sock.server.close(); + sock.server = null; + } + // swallow error operation not supported error that occurs when binding in the + // browser where this isn't supported + try { + sock.sock_ops.listen(sock, 0); + } catch (e) { + if (!(e.name === 'ErrnoError')) throw e; + if (e.errno !== 138) throw e; + } + } + }, + connect(sock, addr, port) { + if (sock.server) { + throw new FS.ErrnoError(138); + } + // TODO autobind + // if (!sock.addr && sock.type == 2) { + // } + // early out if we're already connected / in the middle of connecting + if ( + typeof sock.daddr != 'undefined' && + typeof sock.dport != 'undefined' + ) { + var dest = SOCKFS.websocket_sock_ops.getPeer( + sock, + sock.daddr, + sock.dport + ); + if (dest) { + if (dest.socket.readyState === dest.socket.CONNECTING) { + throw new FS.ErrnoError(7); + } else { + throw new FS.ErrnoError(30); + } + } + } + // add the socket to our peer list and set our + // destination address / port to match + var peer = SOCKFS.websocket_sock_ops.createPeer( + sock, + addr, + port + ); + sock.daddr = peer.addr; + sock.dport = peer.port; + // because we cannot synchronously block to wait for the WebSocket + // connection to complete, we return here pretending that the connection + // was a success. + sock.connecting = true; + }, + listen(sock, backlog) { + if (!ENVIRONMENT_IS_NODE) { + throw new FS.ErrnoError(138); + } + if (sock.server) { + throw new FS.ErrnoError(28); + } + // already listening + var WebSocketServer = require('ws').Server; + var host = sock.saddr; + if (Module['websocket']['serverDecorator']) { + WebSocketServer = + Module['websocket']['serverDecorator'](WebSocketServer); + } + sock.server = new WebSocketServer({ + host, + port: sock.sport, + }); + // TODO support backlog + SOCKFS.emit('listen', sock.stream.fd); + // Send Event with listen fd. + sock.server.on('connection', function (ws) { + if (sock.type === 1) { + var newsock = SOCKFS.createSocket( + sock.family, + sock.type, + sock.protocol + ); + // create a peer on the new socket + var peer = SOCKFS.websocket_sock_ops.createPeer( + newsock, + ws + ); + newsock.daddr = peer.addr; + newsock.dport = peer.port; + // push to queue for accept to pick up + sock.pending.push(newsock); + SOCKFS.emit('connection', newsock.stream.fd); + } else { + // create a peer on the listen socket so calling sendto + // with the listen socket and an address will resolve + // to the correct client + SOCKFS.websocket_sock_ops.createPeer(sock, ws); + SOCKFS.emit('connection', sock.stream.fd); + } + }); + sock.server.on('close', function () { + SOCKFS.emit('close', sock.stream.fd); + sock.server = null; + }); + sock.server.on('error', function (error) { + // Although the ws library may pass errors that may be more descriptive than + // ECONNREFUSED they are not necessarily the expected error code e.g. + // ENOTFOUND on getaddrinfo seems to be node.js specific, so using EHOSTUNREACH + // is still probably the most useful thing to do. This error shouldn't + // occur in a well written app as errors should get trapped in the compiled + // app's own getaddrinfo call. + sock.error = 23; + // Used in getsockopt for SOL_SOCKET/SO_ERROR test. + SOCKFS.emit('error', [ + sock.stream.fd, + sock.error, + 'EHOSTUNREACH: Host is unreachable', + ]); + }); + }, + // don't throw + accept(listensock) { + if (!listensock.server || !listensock.pending.length) { + throw new FS.ErrnoError(28); + } + var newsock = listensock.pending.shift(); + newsock.stream.flags = listensock.stream.flags; + return newsock; + }, + getname(sock, peer) { + var addr, port; + if (peer) { + if (sock.daddr === undefined || sock.dport === undefined) { + throw new FS.ErrnoError(53); + } + addr = sock.daddr; + port = sock.dport; + } else { + // TODO saddr and sport will be set for bind()'d UDP sockets, but what + // should we be returning for TCP sockets that've been connect()'d? + addr = sock.saddr || 0; + port = sock.sport || 0; + } + return { + addr, + port, + }; + }, + sendmsg(sock, buffer, offset, length, addr, port) { + if (sock.type === 2) { + // connection-less sockets will honor the message address, + // and otherwise fall back to the bound destination address + if (addr === undefined || port === undefined) { + addr = sock.daddr; + port = sock.dport; + } + // if there was no address to fall back to, error out + if (addr === undefined || port === undefined) { + throw new FS.ErrnoError(17); + } + } else { + // connection-based sockets will only use the bound + addr = sock.daddr; + port = sock.dport; + } + // find the peer for the destination address + var dest = SOCKFS.websocket_sock_ops.getPeer(sock, addr, port); + // early out if not connected with a connection-based socket + if (sock.type === 1) { + if ( + !dest || + dest.socket.readyState === dest.socket.CLOSING || + dest.socket.readyState === dest.socket.CLOSED + ) { + throw new FS.ErrnoError(53); + } + } + // create a copy of the incoming data to send, as the WebSocket API + // doesn't work entirely with an ArrayBufferView, it'll just send + // the entire underlying buffer + if (ArrayBuffer.isView(buffer)) { + offset += buffer.byteOffset; + buffer = buffer.buffer; + } + var data = buffer.slice(offset, offset + length); + // if we don't have a cached connectionless UDP datagram connection, or + // the TCP socket is still connecting, queue the message to be sent upon + // connect, and lie, saying the data was sent now. + if (!dest || dest.socket.readyState !== dest.socket.OPEN) { + // if we're not connected, open a new connection + if (sock.type === 2) { + if ( + !dest || + dest.socket.readyState === dest.socket.CLOSING || + dest.socket.readyState === dest.socket.CLOSED + ) { + dest = SOCKFS.websocket_sock_ops.createPeer( + sock, + addr, + port + ); + } + } + dest.msg_send_queue.push(data); + return length; + } + try { + // send the actual data + dest.socket.send(data); + return length; + } catch (e) { + throw new FS.ErrnoError(28); + } + }, + recvmsg(sock, length, flags) { + // http://pubs.opengroup.org/onlinepubs/7908799/xns/recvmsg.html + if (sock.type === 1 && sock.server) { + // tcp servers should not be recv()'ing on the listen socket + throw new FS.ErrnoError(53); + } + var queued = sock.recv_queue.shift(); + if (!queued) { + if (sock.type === 1) { + var dest = SOCKFS.websocket_sock_ops.getPeer( + sock, + sock.daddr, + sock.dport + ); + if (!dest) { + // if we have a destination address but are not connected, error out + throw new FS.ErrnoError(53); + } + if ( + dest.socket.readyState === dest.socket.CLOSING || + dest.socket.readyState === dest.socket.CLOSED + ) { + // return null if the socket has closed + return null; + } + // else, our socket is in a valid state but truly has nothing available + throw new FS.ErrnoError(6); + } + throw new FS.ErrnoError(6); + } + // queued.data will be an ArrayBuffer if it's unadulterated, but if it's + // requeued TCP data it'll be an ArrayBufferView + var queuedLength = queued.data.byteLength || queued.data.length; + var queuedOffset = queued.data.byteOffset || 0; + var queuedBuffer = queued.data.buffer || queued.data; + var bytesRead = Math.min(length, queuedLength); + var res = { + buffer: new Uint8Array( + queuedBuffer, + queuedOffset, + bytesRead + ), + addr: queued.addr, + port: queued.port, + }; + // push back any unread data for TCP connections + if (flags & 2) { + bytesRead = 0; + } + if (sock.type === 1 && bytesRead < queuedLength) { + var bytesRemaining = queuedLength - bytesRead; + queued.data = new Uint8Array( + queuedBuffer, + queuedOffset + bytesRead, + bytesRemaining + ); + sock.recv_queue.unshift(queued); + } + return res; + }, + }, + }; + + var getSocketFromFD = (fd) => { + var socket = SOCKFS.getSocket(fd); + if (!socket) throw new FS.ErrnoError(8); + return socket; + }; + + var inetPton4 = (str) => { + var b = str.split('.'); + for (var i = 0; i < 4; i++) { + var tmp = Number(b[i]); + if (isNaN(tmp)) return null; + b[i] = tmp; + } + return (b[0] | (b[1] << 8) | (b[2] << 16) | (b[3] << 24)) >>> 0; + }; + + /** @suppress {checkTypes} */ var jstoi_q = (str) => parseInt(str); + + var inetPton6 = (str) => { + var words; + var w, offset, z; + /* http://home.deds.nl/~aeron/regex/ */ var valid6regx = + /^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i; + var parts = []; + if (!valid6regx.test(str)) { + return null; + } + if (str === '::') { + return [0, 0, 0, 0, 0, 0, 0, 0]; + } + // Z placeholder to keep track of zeros when splitting the string on ":" + if (str.startsWith('::')) { + str = str.replace('::', 'Z:'); + } // leading zeros case + else { + str = str.replace('::', ':Z:'); + } + if (str.indexOf('.') > 0) { + // parse IPv4 embedded stress + str = str.replace(new RegExp('[.]', 'g'), ':'); + words = str.split(':'); + words[words.length - 4] = + jstoi_q(words[words.length - 4]) + + jstoi_q(words[words.length - 3]) * 256; + words[words.length - 3] = + jstoi_q(words[words.length - 2]) + + jstoi_q(words[words.length - 1]) * 256; + words = words.slice(0, words.length - 2); + } else { + words = str.split(':'); + } + offset = 0; + z = 0; + for (w = 0; w < words.length; w++) { + if (typeof words[w] == 'string') { + if (words[w] === 'Z') { + // compressed zeros - write appropriate number of zero words + for (z = 0; z < 8 - words.length + 1; z++) { + parts[w + z] = 0; + } + offset = z - 1; + } else { + // parse hex to field to 16-bit value and write it in network byte-order + parts[w + offset] = _htons(parseInt(words[w], 16)); + } + } else { + // parsed IPv4 words + parts[w + offset] = words[w]; + } + } + return [ + (parts[1] << 16) | parts[0], + (parts[3] << 16) | parts[2], + (parts[5] << 16) | parts[4], + (parts[7] << 16) | parts[6], + ]; + }; + + /** @param {number=} addrlen */ var writeSockaddr = ( + sa, + family, + addr, + port, + addrlen + ) => { + switch (family) { + case 2: + addr = inetPton4(addr); + zeroMemory(sa, 16); + if (addrlen) { + HEAP32[addrlen >> 2] = 16; + } + HEAP16[sa >> 1] = family; + HEAP32[(sa + 4) >> 2] = addr; + HEAP16[(sa + 2) >> 1] = _htons(port); + break; + + case 10: + addr = inetPton6(addr); + zeroMemory(sa, 28); + if (addrlen) { + HEAP32[addrlen >> 2] = 28; + } + HEAP32[sa >> 2] = family; + HEAP32[(sa + 8) >> 2] = addr[0]; + HEAP32[(sa + 12) >> 2] = addr[1]; + HEAP32[(sa + 16) >> 2] = addr[2]; + HEAP32[(sa + 20) >> 2] = addr[3]; + HEAP16[(sa + 2) >> 1] = _htons(port); + break; + + default: + return 5; + } + return 0; + }; + + var DNS = { + address_map: { + id: 1, + addrs: {}, + names: {}, + }, + lookup_name(name) { + // If the name is already a valid ipv4 / ipv6 address, don't generate a fake one. + var res = inetPton4(name); + if (res !== null) { + return name; + } + res = inetPton6(name); + if (res !== null) { + return name; + } + // See if this name is already mapped. + var addr; + if (DNS.address_map.addrs[name]) { + addr = DNS.address_map.addrs[name]; + } else { + var id = DNS.address_map.id++; + assert(id < 65535, 'exceeded max address mappings of 65535'); + addr = '172.29.' + (id & 255) + '.' + (id & 65280); + DNS.address_map.names[addr] = name; + DNS.address_map.addrs[name] = addr; + } + return addr; + }, + lookup_addr(addr) { + if (DNS.address_map.names[addr]) { + return DNS.address_map.names[addr]; + } + return null; + }, + }; + + function ___syscall_accept4(fd, addr, addrlen, flags, d1, d2) { + try { + var sock = getSocketFromFD(fd); + var newsock = sock.sock_ops.accept(sock); + if (addr) { + var errno = writeSockaddr( + addr, + newsock.family, + DNS.lookup_name(newsock.daddr), + newsock.dport, + addrlen + ); + } + return newsock.stream.fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var inetNtop4 = (addr) => + (addr & 255) + + '.' + + ((addr >> 8) & 255) + + '.' + + ((addr >> 16) & 255) + + '.' + + ((addr >> 24) & 255); + + var inetNtop6 = (ints) => { + // ref: http://www.ietf.org/rfc/rfc2373.txt - section 2.5.4 + // Format for IPv4 compatible and mapped 128-bit IPv6 Addresses + // 128-bits are split into eight 16-bit words + // stored in network byte order (big-endian) + // | 80 bits | 16 | 32 bits | + // +-----------------------------------------------------------------+ + // | 10 bytes | 2 | 4 bytes | + // +--------------------------------------+--------------------------+ + // + 5 words | 1 | 2 words | + // +--------------------------------------+--------------------------+ + // |0000..............................0000|0000| IPv4 ADDRESS | (compatible) + // +--------------------------------------+----+---------------------+ + // |0000..............................0000|FFFF| IPv4 ADDRESS | (mapped) + // +--------------------------------------+----+---------------------+ + var str = ''; + var word = 0; + var longest = 0; + var lastzero = 0; + var zstart = 0; + var len = 0; + var i = 0; + var parts = [ + ints[0] & 65535, + ints[0] >> 16, + ints[1] & 65535, + ints[1] >> 16, + ints[2] & 65535, + ints[2] >> 16, + ints[3] & 65535, + ints[3] >> 16, + ]; + // Handle IPv4-compatible, IPv4-mapped, loopback and any/unspecified addresses + var hasipv4 = true; + var v4part = ''; + // check if the 10 high-order bytes are all zeros (first 5 words) + for (i = 0; i < 5; i++) { + if (parts[i] !== 0) { + hasipv4 = false; + break; + } + } + if (hasipv4) { + // low-order 32-bits store an IPv4 address (bytes 13 to 16) (last 2 words) + v4part = inetNtop4(parts[6] | (parts[7] << 16)); + // IPv4-mapped IPv6 address if 16-bit value (bytes 11 and 12) == 0xFFFF (6th word) + if (parts[5] === -1) { + str = '::ffff:'; + str += v4part; + return str; + } + // IPv4-compatible IPv6 address if 16-bit value (bytes 11 and 12) == 0x0000 (6th word) + if (parts[5] === 0) { + str = '::'; + //special case IPv6 addresses + if (v4part === '0.0.0.0') v4part = ''; + // any/unspecified address + if (v4part === '0.0.0.1') v4part = '1'; + // loopback address + str += v4part; + return str; + } + } + // Handle all other IPv6 addresses + // first run to find the longest contiguous zero words + for (word = 0; word < 8; word++) { + if (parts[word] === 0) { + if (word - lastzero > 1) { + len = 0; + } + lastzero = word; + len++; + } + if (len > longest) { + longest = len; + zstart = word - longest + 1; + } + } + for (word = 0; word < 8; word++) { + if (longest > 1) { + // compress contiguous zeros - to produce "::" + if ( + parts[word] === 0 && + word >= zstart && + word < zstart + longest + ) { + if (word === zstart) { + str += ':'; + if (zstart === 0) str += ':'; + } + //leading zeros case + continue; + } + } + // converts 16-bit words from big-endian to little-endian before converting to hex string + str += Number(_ntohs(parts[word] & 65535)).toString(16); + str += word < 7 ? ':' : ''; + } + return str; + }; + + var readSockaddr = (sa, salen) => { + // family / port offsets are common to both sockaddr_in and sockaddr_in6 + var family = HEAP16[sa >> 1]; + var port = _ntohs(HEAPU16[(sa + 2) >> 1]); + var addr; + switch (family) { + case 2: + if (salen !== 16) { + return { + errno: 28, + }; + } + addr = HEAP32[(sa + 4) >> 2]; + addr = inetNtop4(addr); + break; + + case 10: + if (salen !== 28) { + return { + errno: 28, + }; + } + addr = [ + HEAP32[(sa + 8) >> 2], + HEAP32[(sa + 12) >> 2], + HEAP32[(sa + 16) >> 2], + HEAP32[(sa + 20) >> 2], + ]; + addr = inetNtop6(addr); + break; + + default: + return { + errno: 5, + }; + } + return { + family, + addr, + port, + }; + }; + + var getSocketAddress = (addrp, addrlen) => { + var info = readSockaddr(addrp, addrlen); + if (info.errno) throw new FS.ErrnoError(info.errno); + info.addr = DNS.lookup_addr(info.addr) || info.addr; + return info; + }; + + function ___syscall_bind(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + var info = getSocketAddress(addr, addrlen); + sock.sock_ops.bind(sock, info.addr, info.port); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var SYSCALLS = { + DEFAULT_POLLMASK: 5, + calculateAt(dirfd, path, allowEmpty) { + if (PATH.isAbs(path)) { + return path; + } + // relative path + var dir; + if (dirfd === -100) { + dir = FS.cwd(); + } else { + var dirstream = SYSCALLS.getStreamFromFD(dirfd); + dir = dirstream.path; + } + if (path.length == 0) { + if (!allowEmpty) { + throw new FS.ErrnoError(44); + } + return dir; + } + return dir + '/' + path; + }, + doStat(func, path, buf) { + var stat = func(path); + HEAP32[buf >> 2] = stat.dev; + HEAP32[(buf + 4) >> 2] = stat.mode; + HEAPU32[(buf + 8) >> 2] = stat.nlink; + HEAP32[(buf + 12) >> 2] = stat.uid; + HEAP32[(buf + 16) >> 2] = stat.gid; + HEAP32[(buf + 20) >> 2] = stat.rdev; + (tempI64 = [ + stat.size >>> 0, + ((tempDouble = stat.size), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 24) >> 2] = tempI64[0]), + (HEAP32[(buf + 28) >> 2] = tempI64[1]); + HEAP32[(buf + 32) >> 2] = 4096; + HEAP32[(buf + 36) >> 2] = stat.blocks; + var atime = stat.atime.getTime(); + var mtime = stat.mtime.getTime(); + var ctime = stat.ctime.getTime(); + (tempI64 = [ + Math.floor(atime / 1e3) >>> 0, + ((tempDouble = Math.floor(atime / 1e3)), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 40) >> 2] = tempI64[0]), + (HEAP32[(buf + 44) >> 2] = tempI64[1]); + HEAPU32[(buf + 48) >> 2] = (atime % 1e3) * 1e3 * 1e3; + (tempI64 = [ + Math.floor(mtime / 1e3) >>> 0, + ((tempDouble = Math.floor(mtime / 1e3)), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 56) >> 2] = tempI64[0]), + (HEAP32[(buf + 60) >> 2] = tempI64[1]); + HEAPU32[(buf + 64) >> 2] = (mtime % 1e3) * 1e3 * 1e3; + (tempI64 = [ + Math.floor(ctime / 1e3) >>> 0, + ((tempDouble = Math.floor(ctime / 1e3)), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 72) >> 2] = tempI64[0]), + (HEAP32[(buf + 76) >> 2] = tempI64[1]); + HEAPU32[(buf + 80) >> 2] = (ctime % 1e3) * 1e3 * 1e3; + (tempI64 = [ + stat.ino >>> 0, + ((tempDouble = stat.ino), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 88) >> 2] = tempI64[0]), + (HEAP32[(buf + 92) >> 2] = tempI64[1]); + return 0; + }, + doMsync(addr, stream, len, flags, offset) { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + if (flags & 2) { + // MAP_PRIVATE calls need not to be synced back to underlying fs + return 0; + } + var buffer = HEAPU8.slice(addr, addr + len); + FS.msync(stream, buffer, offset, len, flags); + }, + getStreamFromFD(fd) { + var stream = FS.getStreamChecked(fd); + return stream; + }, + varargs: undefined, + getStr(ptr) { + var ret = UTF8ToString(ptr); + return ret; + }, + }; + + function ___syscall_chdir(path) { + try { + path = SYSCALLS.getStr(path); + FS.chdir(path); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_chmod(path, mode) { + try { + path = SYSCALLS.getStr(path); + FS.chmod(path, mode); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_connect(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + var info = getSocketAddress(addr, addrlen); + sock.sock_ops.connect(sock, info.addr, info.port); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_dup(fd) { + try { + var old = SYSCALLS.getStreamFromFD(fd); + return FS.dupStream(old).fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_dup3(fd, newfd, flags) { + try { + var old = SYSCALLS.getStreamFromFD(fd); + if (old.fd === newfd) return -28; + // Check newfd is within range of valid open file descriptors. + if (newfd < 0 || newfd >= FS.MAX_OPEN_FDS) return -8; + var existing = FS.getStream(newfd); + if (existing) FS.close(existing); + return FS.dupStream(old, newfd).fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_faccessat(dirfd, path, amode, flags) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + if (amode & ~7) { + // need a valid mode + return -28; + } + var lookup = FS.lookupPath(path, { + follow: true, + }); + var node = lookup.node; + if (!node) { + return -44; + } + var perms = ''; + if (amode & 4) perms += 'r'; + if (amode & 2) perms += 'w'; + if (amode & 1) perms += 'x'; + if ( + perms && + /* otherwise, they've just passed F_OK */ FS.nodePermissions( + node, + perms + ) + ) { + return -2; + } + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var convertI32PairToI53Checked = (lo, hi) => + (hi + 2097152) >>> 0 < 4194305 - !!lo + ? (lo >>> 0) + hi * 4294967296 + : NaN; + + function ___syscall_fallocate( + fd, + mode, + offset_low, + offset_high, + len_low, + len_high + ) { + var offset = convertI32PairToI53Checked(offset_low, offset_high); + var len = convertI32PairToI53Checked(len_low, len_high); + try { + if (isNaN(offset)) return 61; + var stream = SYSCALLS.getStreamFromFD(fd); + FS.allocate(stream, offset, len); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_fchmod(fd, mode) { + try { + FS.fchmod(fd, mode); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_fchown32(fd, owner, group) { + try { + FS.fchown(fd, owner, group); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_fchownat(dirfd, path, owner, group, flags) { + try { + path = SYSCALLS.getStr(path); + var nofollow = flags & 256; + flags = flags & ~256; + path = SYSCALLS.calculateAt(dirfd, path); + (nofollow ? FS.lchown : FS.chown)(path, owner, group); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + /** @suppress {duplicate } */ var syscallGetVarargI = () => { + // the `+` prepended here is necessary to convince the JSCompiler that varargs is indeed a number. + var ret = HEAP32[+SYSCALLS.varargs >> 2]; + SYSCALLS.varargs += 4; + return ret; + }; + + var syscallGetVarargP = syscallGetVarargI; + + function ___syscall_fcntl64(fd, cmd, varargs) { + SYSCALLS.varargs = varargs; + try { + var stream = SYSCALLS.getStreamFromFD(fd); + switch (cmd) { + case 0: { + var arg = syscallGetVarargI(); + if (arg < 0) { + return -28; + } + while (FS.streams[arg]) { + arg++; + } + var newStream; + newStream = FS.dupStream(stream, arg); + return newStream.fd; + } + + case 1: + case 2: + return 0; + + // FD_CLOEXEC makes no sense for a single process. + case 3: + return stream.flags; + + case 4: { + var arg = syscallGetVarargI(); + stream.flags |= arg; + return 0; + } + + case 12: { + var arg = syscallGetVarargP(); + var offset = 0; + // We're always unlocked. + HEAP16[(arg + offset) >> 1] = 2; + return 0; + } + + case 13: + case 14: + return 0; + } + // Pretend that the locking is successful. + return -28; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_fdatasync(fd) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + return 0; + } catch (e) { + // we can't do anything synchronously; the in-memory FS is already synced to + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_fstat64(fd, buf) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + return SYSCALLS.doStat(FS.stat, stream.path, buf); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_ftruncate64(fd, length_low, length_high) { + var length = convertI32PairToI53Checked(length_low, length_high); + try { + if (isNaN(length)) return 61; + FS.ftruncate(fd, length); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var stringToUTF8 = (str, outPtr, maxBytesToWrite) => + stringToUTF8Array(str, HEAPU8, outPtr, maxBytesToWrite); + + Module['stringToUTF8'] = stringToUTF8; + + function ___syscall_getcwd(buf, size) { + try { + if (size === 0) return -28; + var cwd = FS.cwd(); + var cwdLengthInBytes = lengthBytesUTF8(cwd) + 1; + if (size < cwdLengthInBytes) return -68; + stringToUTF8(cwd, buf, size); + return cwdLengthInBytes; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_getdents64(fd, dirp, count) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + stream.getdents ||= FS.readdir(stream.path); + var struct_size = 280; + var pos = 0; + var off = FS.llseek(stream, 0, 1); + var startIdx = Math.floor(off / struct_size); + var endIdx = Math.min( + stream.getdents.length, + startIdx + Math.floor(count / struct_size) + ); + for (var idx = startIdx; idx < endIdx; idx++) { + var id; + var type; + var name = stream.getdents[idx]; + if (name === '.') { + id = stream.node.id; + type = 4; + } // DT_DIR + else if (name === '..') { + var lookup = FS.lookupPath(stream.path, { + parent: true, + }); + id = lookup.node.id; + type = 4; + } // DT_DIR + else { + var child; + try { + child = FS.lookupNode(stream.node, name); + } catch (e) { + // If the entry is not a directory, file, or symlink, nodefs + // lookupNode will raise EINVAL. Skip these and continue. + if (e?.errno === 28) { + continue; + } + throw e; + } + id = child.id; + type = FS.isChrdev(child.mode) + ? 2 // DT_CHR, character device. + : FS.isDir(child.mode) + ? 4 // DT_DIR, directory. + : FS.isLink(child.mode) + ? 10 // DT_LNK, symbolic link. + : 8; + } + // DT_REG, regular file. + (tempI64 = [ + id >>> 0, + ((tempDouble = id), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(dirp + pos) >> 2] = tempI64[0]), + (HEAP32[(dirp + pos + 4) >> 2] = tempI64[1]); + (tempI64 = [ + ((idx + 1) * struct_size) >>> 0, + ((tempDouble = (idx + 1) * struct_size), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(dirp + pos + 8) >> 2] = tempI64[0]), + (HEAP32[(dirp + pos + 12) >> 2] = tempI64[1]); + HEAP16[(dirp + pos + 16) >> 1] = 280; + HEAP8[dirp + pos + 18] = type; + stringToUTF8(name, dirp + pos + 19, 256); + pos += struct_size; + } + FS.llseek(stream, idx * struct_size, 0); + return pos; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_getpeername(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + if (!sock.daddr) { + return -53; + } + // The socket is not connected. + var errno = writeSockaddr( + addr, + sock.family, + DNS.lookup_name(sock.daddr), + sock.dport, + addrlen + ); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_getsockname(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + // TODO: sock.saddr should never be undefined, see TODO in websocket_sock_ops.getname + var errno = writeSockaddr( + addr, + sock.family, + DNS.lookup_name(sock.saddr || '0.0.0.0'), + sock.sport, + addrlen + ); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_getsockopt(fd, level, optname, optval, optlen, d1) { + try { + var sock = getSocketFromFD(fd); + // Minimal getsockopt aimed at resolving https://github.com/emscripten-core/emscripten/issues/2211 + // so only supports SOL_SOCKET with SO_ERROR. + if (level === 1) { + if (optname === 4) { + HEAP32[optval >> 2] = sock.error; + HEAP32[optlen >> 2] = 4; + sock.error = null; + // Clear the error (The SO_ERROR option obtains and then clears this field). + return 0; + } + } + return -50; + } catch (e) { + // The option is unknown at the level indicated. + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_ioctl(fd, op, varargs) { + SYSCALLS.varargs = varargs; + try { + var stream = SYSCALLS.getStreamFromFD(fd); + switch (op) { + case 21509: { + if (!stream.tty) return -59; + return 0; + } + + case 21505: { + if (!stream.tty) return -59; + if (stream.tty.ops.ioctl_tcgets) { + var termios = stream.tty.ops.ioctl_tcgets(stream); + var argp = syscallGetVarargP(); + HEAP32[argp >> 2] = termios.c_iflag || 0; + HEAP32[(argp + 4) >> 2] = termios.c_oflag || 0; + HEAP32[(argp + 8) >> 2] = termios.c_cflag || 0; + HEAP32[(argp + 12) >> 2] = termios.c_lflag || 0; + for (var i = 0; i < 32; i++) { + HEAP8[argp + i + 17] = termios.c_cc[i] || 0; + } + return 0; + } + return 0; + } + + case 21510: + case 21511: + case 21512: { + if (!stream.tty) return -59; + return 0; + } + + // no-op, not actually adjusting terminal settings + case 21506: + case 21507: + case 21508: { + if (!stream.tty) return -59; + if (stream.tty.ops.ioctl_tcsets) { + var argp = syscallGetVarargP(); + var c_iflag = HEAP32[argp >> 2]; + var c_oflag = HEAP32[(argp + 4) >> 2]; + var c_cflag = HEAP32[(argp + 8) >> 2]; + var c_lflag = HEAP32[(argp + 12) >> 2]; + var c_cc = []; + for (var i = 0; i < 32; i++) { + c_cc.push(HEAP8[argp + i + 17]); + } + return stream.tty.ops.ioctl_tcsets(stream.tty, op, { + c_iflag, + c_oflag, + c_cflag, + c_lflag, + c_cc, + }); + } + return 0; + } + + // no-op, not actually adjusting terminal settings + case 21519: { + if (!stream.tty) return -59; + var argp = syscallGetVarargP(); + HEAP32[argp >> 2] = 0; + return 0; + } + + case 21520: { + if (!stream.tty) return -59; + return -28; + } + + // not supported + case 21531: { + var argp = syscallGetVarargP(); + return FS.ioctl(stream, op, argp); + } + + case 21523: { + // TODO: in theory we should write to the winsize struct that gets + // passed in, but for now musl doesn't read anything on it + if (!stream.tty) return -59; + if (stream.tty.ops.ioctl_tiocgwinsz) { + var winsize = stream.tty.ops.ioctl_tiocgwinsz( + stream.tty + ); + var argp = syscallGetVarargP(); + HEAP16[argp >> 1] = winsize[0]; + HEAP16[(argp + 2) >> 1] = winsize[1]; + } + return 0; + } + + case 21524: { + // TODO: technically, this ioctl call should change the window size. + // but, since emscripten doesn't have any concept of a terminal window + // yet, we'll just silently throw it away as we do TIOCGWINSZ + if (!stream.tty) return -59; + return 0; + } + + case 21515: { + if (!stream.tty) return -59; + return 0; + } + + default: + return -28; + } + } catch (e) { + // not supported + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_listen(fd, backlog) { + try { + var sock = getSocketFromFD(fd); + sock.sock_ops.listen(sock, backlog); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_lstat64(path, buf) { + try { + path = SYSCALLS.getStr(path); + return SYSCALLS.doStat(FS.lstat, path, buf); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_mkdirat(dirfd, path, mode) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + FS.mkdir(path, mode, 0); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_newfstatat(dirfd, path, buf, flags) { + try { + path = SYSCALLS.getStr(path); + var nofollow = flags & 256; + var allowEmpty = flags & 4096; + flags = flags & ~6400; + path = SYSCALLS.calculateAt(dirfd, path, allowEmpty); + return SYSCALLS.doStat(nofollow ? FS.lstat : FS.stat, path, buf); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_openat(dirfd, path, flags, varargs) { + SYSCALLS.varargs = varargs; + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + var mode = varargs ? syscallGetVarargI() : 0; + return FS.open(path, flags, mode).fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var PIPEFS = { + BUCKET_BUFFER_SIZE: 8192, + mount(mount) { + // Do not pollute the real root directory or its child nodes with pipes + // Looks like it is OK to create another pseudo-root node not linked to the FS.root hierarchy this way + return FS.createNode(null, '/', 16384 | 511, 0); + }, + createPipe() { + var pipe = { + buckets: [], + // refcnt 2 because pipe has a read end and a write end. We need to be + // able to read from the read end after write end is closed. + refcnt: 2, + }; + pipe.buckets.push({ + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: 0, + roffset: 0, + }); + var rName = PIPEFS.nextname(); + var wName = PIPEFS.nextname(); + var rNode = FS.createNode(PIPEFS.root, rName, 4096, 0); + var wNode = FS.createNode(PIPEFS.root, wName, 4096, 0); + rNode.pipe = pipe; + wNode.pipe = pipe; + var readableStream = FS.createStream({ + path: rName, + node: rNode, + flags: 0, + seekable: false, + stream_ops: PIPEFS.stream_ops, + }); + rNode.stream = readableStream; + var writableStream = FS.createStream({ + path: wName, + node: wNode, + flags: 1, + seekable: false, + stream_ops: PIPEFS.stream_ops, + }); + wNode.stream = writableStream; + return { + readable_fd: readableStream.fd, + writable_fd: writableStream.fd, + }; + }, + stream_ops: { + poll(stream) { + var pipe = stream.node.pipe; + if ((stream.flags & 2097155) === 1) { + return 256 | 4; + } + if (pipe.buckets.length > 0) { + for (var i = 0; i < pipe.buckets.length; i++) { + var bucket = pipe.buckets[i]; + if (bucket.offset - bucket.roffset > 0) { + return 64 | 1; + } + } + } + return 0; + }, + ioctl(stream, request, varargs) { + return 28; + }, + fsync(stream) { + return 28; + }, + read(stream, buffer, offset, length, position) { + /* ignored */ var pipe = stream.node.pipe; + var currentLength = 0; + for (var i = 0; i < pipe.buckets.length; i++) { + var bucket = pipe.buckets[i]; + currentLength += bucket.offset - bucket.roffset; + } + var data = buffer.subarray(offset, offset + length); + if (length <= 0) { + return 0; + } + if (currentLength == 0) { + // Behave as if the read end is always non-blocking + throw new FS.ErrnoError(6); + } + var toRead = Math.min(currentLength, length); + var totalRead = toRead; + var toRemove = 0; + for (var i = 0; i < pipe.buckets.length; i++) { + var currBucket = pipe.buckets[i]; + var bucketSize = currBucket.offset - currBucket.roffset; + if (toRead <= bucketSize) { + var tmpSlice = currBucket.buffer.subarray( + currBucket.roffset, + currBucket.offset + ); + if (toRead < bucketSize) { + tmpSlice = tmpSlice.subarray(0, toRead); + currBucket.roffset += toRead; + } else { + toRemove++; + } + data.set(tmpSlice); + break; + } else { + var tmpSlice = currBucket.buffer.subarray( + currBucket.roffset, + currBucket.offset + ); + data.set(tmpSlice); + data = data.subarray(tmpSlice.byteLength); + toRead -= tmpSlice.byteLength; + toRemove++; + } + } + if (toRemove && toRemove == pipe.buckets.length) { + // Do not generate excessive garbage in use cases such as + // write several bytes, read everything, write several bytes, read everything... + toRemove--; + pipe.buckets[toRemove].offset = 0; + pipe.buckets[toRemove].roffset = 0; + } + pipe.buckets.splice(0, toRemove); + return totalRead; + }, + write(stream, buffer, offset, length, position) { + /* ignored */ var pipe = stream.node.pipe; + var data = buffer.subarray(offset, offset + length); + var dataLen = data.byteLength; + if (dataLen <= 0) { + return 0; + } + var currBucket = null; + if (pipe.buckets.length == 0) { + currBucket = { + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: 0, + roffset: 0, + }; + pipe.buckets.push(currBucket); + } else { + currBucket = pipe.buckets[pipe.buckets.length - 1]; + } + assert(currBucket.offset <= PIPEFS.BUCKET_BUFFER_SIZE); + var freeBytesInCurrBuffer = + PIPEFS.BUCKET_BUFFER_SIZE - currBucket.offset; + if (freeBytesInCurrBuffer >= dataLen) { + currBucket.buffer.set(data, currBucket.offset); + currBucket.offset += dataLen; + return dataLen; + } else if (freeBytesInCurrBuffer > 0) { + currBucket.buffer.set( + data.subarray(0, freeBytesInCurrBuffer), + currBucket.offset + ); + currBucket.offset += freeBytesInCurrBuffer; + data = data.subarray( + freeBytesInCurrBuffer, + data.byteLength + ); + } + var numBuckets = + (data.byteLength / PIPEFS.BUCKET_BUFFER_SIZE) | 0; + var remElements = data.byteLength % PIPEFS.BUCKET_BUFFER_SIZE; + for (var i = 0; i < numBuckets; i++) { + var newBucket = { + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: PIPEFS.BUCKET_BUFFER_SIZE, + roffset: 0, + }; + pipe.buckets.push(newBucket); + newBucket.buffer.set( + data.subarray(0, PIPEFS.BUCKET_BUFFER_SIZE) + ); + data = data.subarray( + PIPEFS.BUCKET_BUFFER_SIZE, + data.byteLength + ); + } + if (remElements > 0) { + var newBucket = { + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: data.byteLength, + roffset: 0, + }; + pipe.buckets.push(newBucket); + newBucket.buffer.set(data); + } + return dataLen; + }, + close(stream) { + var pipe = stream.node.pipe; + pipe.refcnt--; + if (pipe.refcnt === 0) { + pipe.buckets = null; + } + }, + }, + nextname() { + if (!PIPEFS.nextname.current) { + PIPEFS.nextname.current = 0; + } + return 'pipe[' + PIPEFS.nextname.current++ + ']'; + }, + }; + + function ___syscall_pipe(fdPtr) { + try { + if (fdPtr == 0) { + throw new FS.ErrnoError(21); + } + var res = PIPEFS.createPipe(); + HEAP32[fdPtr >> 2] = res.readable_fd; + HEAP32[(fdPtr + 4) >> 2] = res.writable_fd; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_poll(fds, nfds, timeout) { + try { + var nonzero = 0; + for (var i = 0; i < nfds; i++) { + var pollfd = fds + 8 * i; + var fd = HEAP32[pollfd >> 2]; + var events = HEAP16[(pollfd + 4) >> 1]; + var mask = 32; + var stream = FS.getStream(fd); + if (stream) { + mask = SYSCALLS.DEFAULT_POLLMASK; + if (stream.stream_ops?.poll) { + mask = stream.stream_ops.poll(stream, -1); + } + } + mask &= events | 8 | 16; + if (mask) nonzero++; + HEAP16[(pollfd + 6) >> 1] = mask; + } + return nonzero; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_readlinkat(dirfd, path, buf, bufsize) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + if (bufsize <= 0) return -28; + var ret = FS.readlink(path); + var len = Math.min(bufsize, lengthBytesUTF8(ret)); + var endChar = HEAP8[buf + len]; + stringToUTF8(ret, buf, bufsize + 1); + // readlink is one of the rare functions that write out a C string, but does never append a null to the output buffer(!) + // stringToUTF8() always appends a null byte, so restore the character under the null byte after the write. + HEAP8[buf + len] = endChar; + return len; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_recvfrom(fd, buf, len, flags, addr, addrlen) { + try { + var sock = getSocketFromFD(fd); + var msg = sock.sock_ops.recvmsg( + sock, + len, + typeof flags !== 'undefined' ? flags : 0 + ); + if (!msg) return 0; + // socket is closed + if (addr) { + var errno = writeSockaddr( + addr, + sock.family, + DNS.lookup_name(msg.addr), + msg.port, + addrlen + ); + } + HEAPU8.set(msg.buffer, buf); + return msg.buffer.byteLength; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_renameat(olddirfd, oldpath, newdirfd, newpath) { + try { + oldpath = SYSCALLS.getStr(oldpath); + newpath = SYSCALLS.getStr(newpath); + oldpath = SYSCALLS.calculateAt(olddirfd, oldpath); + newpath = SYSCALLS.calculateAt(newdirfd, newpath); + FS.rename(oldpath, newpath); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_rmdir(path) { + try { + path = SYSCALLS.getStr(path); + FS.rmdir(path); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_sendto(fd, message, length, flags, addr, addr_len) { + try { + var sock = getSocketFromFD(fd); + if (!addr) { + // send, no address provided + return FS.write(sock.stream, HEAP8, message, length); + } + var dest = getSocketAddress(addr, addr_len); + // sendto an address + return sock.sock_ops.sendmsg( + sock, + HEAP8, + message, + length, + dest.addr, + dest.port + ); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_socket(domain, type, protocol) { + try { + var sock = SOCKFS.createSocket(domain, type, protocol); + return sock.stream.fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_stat64(path, buf) { + try { + path = SYSCALLS.getStr(path); + return SYSCALLS.doStat(FS.stat, path, buf); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_statfs64(path, size, buf) { + try { + var stats = FS.statfs(SYSCALLS.getStr(path)); + HEAP32[(buf + 4) >> 2] = stats.bsize; + HEAP32[(buf + 40) >> 2] = stats.bsize; + HEAP32[(buf + 8) >> 2] = stats.blocks; + HEAP32[(buf + 12) >> 2] = stats.bfree; + HEAP32[(buf + 16) >> 2] = stats.bavail; + HEAP32[(buf + 20) >> 2] = stats.files; + HEAP32[(buf + 24) >> 2] = stats.ffree; + HEAP32[(buf + 28) >> 2] = stats.fsid; + HEAP32[(buf + 44) >> 2] = stats.flags; + // ST_NOSUID + HEAP32[(buf + 36) >> 2] = stats.namelen; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_symlinkat(target, dirfd, linkpath) { + try { + target = SYSCALLS.getStr(target); + linkpath = SYSCALLS.getStr(linkpath); + linkpath = SYSCALLS.calculateAt(dirfd, linkpath); + FS.symlink(target, linkpath); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_unlinkat(dirfd, path, flags) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + if (flags === 0) { + FS.unlink(path); + } else if (flags === 512) { + FS.rmdir(path); + } else { + abort('Invalid flags passed to unlinkat'); + } + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var readI53FromI64 = (ptr) => + HEAPU32[ptr >> 2] + HEAP32[(ptr + 4) >> 2] * 4294967296; + + function ___syscall_utimensat(dirfd, path, times, flags) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path, true); + var now = Date.now(), + atime, + mtime; + if (!times) { + atime = now; + mtime = now; + } else { + var seconds = readI53FromI64(times); + var nanoseconds = HEAP32[(times + 8) >> 2]; + if (nanoseconds == 1073741823) { + atime = now; + } else if (nanoseconds == 1073741822) { + atime = null; + } else { + atime = seconds * 1e3 + nanoseconds / (1e3 * 1e3); + } + times += 16; + seconds = readI53FromI64(times); + nanoseconds = HEAP32[(times + 8) >> 2]; + if (nanoseconds == 1073741823) { + mtime = now; + } else if (nanoseconds == 1073741822) { + mtime = null; + } else { + mtime = seconds * 1e3 + nanoseconds / (1e3 * 1e3); + } + } + // null here means UTIME_OMIT was passed. If both were set to UTIME_OMIT then + // we can skip the call completely. + if ((mtime ?? atime) !== null) { + FS.utime(path, atime, mtime); + } + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var __abort_js = () => abort(''); + + var __emscripten_lookup_name = (name) => { + // uint32_t _emscripten_lookup_name(const char *name); + var nameString = UTF8ToString(name); + return inetPton4(DNS.lookup_name(nameString)); + }; + + var __emscripten_memcpy_js = (dest, src, num) => + HEAPU8.copyWithin(dest, src, src + num); + + var runtimeKeepaliveCounter = 0; + + var __emscripten_runtime_keepalive_clear = () => { + noExitRuntime = false; + runtimeKeepaliveCounter = 0; + }; + + var __emscripten_throw_longjmp = () => { + throw Infinity; + }; + + function __gmtime_js(time_low, time_high, tmPtr) { + var time = convertI32PairToI53Checked(time_low, time_high); + var date = new Date(time * 1e3); + HEAP32[tmPtr >> 2] = date.getUTCSeconds(); + HEAP32[(tmPtr + 4) >> 2] = date.getUTCMinutes(); + HEAP32[(tmPtr + 8) >> 2] = date.getUTCHours(); + HEAP32[(tmPtr + 12) >> 2] = date.getUTCDate(); + HEAP32[(tmPtr + 16) >> 2] = date.getUTCMonth(); + HEAP32[(tmPtr + 20) >> 2] = date.getUTCFullYear() - 1900; + HEAP32[(tmPtr + 24) >> 2] = date.getUTCDay(); + var start = Date.UTC(date.getUTCFullYear(), 0, 1, 0, 0, 0, 0); + var yday = ((date.getTime() - start) / (1e3 * 60 * 60 * 24)) | 0; + HEAP32[(tmPtr + 28) >> 2] = yday; + } + + var isLeapYear = (year) => + year % 4 === 0 && (year % 100 !== 0 || year % 400 === 0); + + var MONTH_DAYS_LEAP_CUMULATIVE = [ + 0, 31, 60, 91, 121, 152, 182, 213, 244, 274, 305, 335, + ]; + + var MONTH_DAYS_REGULAR_CUMULATIVE = [ + 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334, + ]; + + var ydayFromDate = (date) => { + var leap = isLeapYear(date.getFullYear()); + var monthDaysCumulative = leap + ? MONTH_DAYS_LEAP_CUMULATIVE + : MONTH_DAYS_REGULAR_CUMULATIVE; + var yday = monthDaysCumulative[date.getMonth()] + date.getDate() - 1; + // -1 since it's days since Jan 1 + return yday; + }; + + function __localtime_js(time_low, time_high, tmPtr) { + var time = convertI32PairToI53Checked(time_low, time_high); + var date = new Date(time * 1e3); + HEAP32[tmPtr >> 2] = date.getSeconds(); + HEAP32[(tmPtr + 4) >> 2] = date.getMinutes(); + HEAP32[(tmPtr + 8) >> 2] = date.getHours(); + HEAP32[(tmPtr + 12) >> 2] = date.getDate(); + HEAP32[(tmPtr + 16) >> 2] = date.getMonth(); + HEAP32[(tmPtr + 20) >> 2] = date.getFullYear() - 1900; + HEAP32[(tmPtr + 24) >> 2] = date.getDay(); + var yday = ydayFromDate(date) | 0; + HEAP32[(tmPtr + 28) >> 2] = yday; + HEAP32[(tmPtr + 36) >> 2] = -(date.getTimezoneOffset() * 60); + // Attention: DST is in December in South, and some regions don't have DST at all. + var start = new Date(date.getFullYear(), 0, 1); + var summerOffset = new Date( + date.getFullYear(), + 6, + 1 + ).getTimezoneOffset(); + var winterOffset = start.getTimezoneOffset(); + var dst = + (summerOffset != winterOffset && + date.getTimezoneOffset() == + Math.min(winterOffset, summerOffset)) | 0; + HEAP32[(tmPtr + 32) >> 2] = dst; + } + + /** @suppress {duplicate } */ var setTempRet0 = (val) => + __emscripten_tempret_set(val); + + var __mktime_js = function (tmPtr) { + var ret = (() => { + var date = new Date( + HEAP32[(tmPtr + 20) >> 2] + 1900, + HEAP32[(tmPtr + 16) >> 2], + HEAP32[(tmPtr + 12) >> 2], + HEAP32[(tmPtr + 8) >> 2], + HEAP32[(tmPtr + 4) >> 2], + HEAP32[tmPtr >> 2], + 0 + ); + // There's an ambiguous hour when the time goes back; the tm_isdst field is + // used to disambiguate it. Date() basically guesses, so we fix it up if it + // guessed wrong, or fill in tm_isdst with the guess if it's -1. + var dst = HEAP32[(tmPtr + 32) >> 2]; + var guessedOffset = date.getTimezoneOffset(); + var start = new Date(date.getFullYear(), 0, 1); + var summerOffset = new Date( + date.getFullYear(), + 6, + 1 + ).getTimezoneOffset(); + var winterOffset = start.getTimezoneOffset(); + var dstOffset = Math.min(winterOffset, summerOffset); + // DST is in December in South + if (dst < 0) { + // Attention: some regions don't have DST at all. + HEAP32[(tmPtr + 32) >> 2] = Number( + summerOffset != winterOffset && dstOffset == guessedOffset + ); + } else if (dst > 0 != (dstOffset == guessedOffset)) { + var nonDstOffset = Math.max(winterOffset, summerOffset); + var trueOffset = dst > 0 ? dstOffset : nonDstOffset; + // Don't try setMinutes(date.getMinutes() + ...) -- it's messed up. + date.setTime( + date.getTime() + (trueOffset - guessedOffset) * 6e4 + ); + } + HEAP32[(tmPtr + 24) >> 2] = date.getDay(); + var yday = ydayFromDate(date) | 0; + HEAP32[(tmPtr + 28) >> 2] = yday; + // To match expected behavior, update fields from date + HEAP32[tmPtr >> 2] = date.getSeconds(); + HEAP32[(tmPtr + 4) >> 2] = date.getMinutes(); + HEAP32[(tmPtr + 8) >> 2] = date.getHours(); + HEAP32[(tmPtr + 12) >> 2] = date.getDate(); + HEAP32[(tmPtr + 16) >> 2] = date.getMonth(); + HEAP32[(tmPtr + 20) >> 2] = date.getYear(); + var timeMs = date.getTime(); + if (isNaN(timeMs)) { + return -1; + } + // Return time in microseconds + return timeMs / 1e3; + })(); + return ( + setTempRet0( + ((tempDouble = ret), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0) + ), + ret >>> 0 + ); + }; + + function __mmap_js( + len, + prot, + flags, + fd, + offset_low, + offset_high, + allocated, + addr + ) { + var offset = convertI32PairToI53Checked(offset_low, offset_high); + try { + if (isNaN(offset)) return 61; + var stream = SYSCALLS.getStreamFromFD(fd); + var res = FS.mmap(stream, len, offset, prot, flags); + var ptr = res.ptr; + HEAP32[allocated >> 2] = res.allocated; + HEAPU32[addr >> 2] = ptr; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function __munmap_js(addr, len, prot, flags, fd, offset_low, offset_high) { + var offset = convertI32PairToI53Checked(offset_low, offset_high); + try { + var stream = SYSCALLS.getStreamFromFD(fd); + if (prot & 2) { + SYSCALLS.doMsync(addr, stream, len, flags, offset); + } + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var timers = {}; + + var handleException = (e) => { + // Certain exception types we do not treat as errors since they are used for + // internal control flow. + // 1. ExitStatus, which is thrown by exit() + // 2. "unwind", which is thrown by emscripten_unwind_to_js_event_loop() and others + // that wish to return to JS event loop. + if (e instanceof ExitStatus || e == 'unwind') { + return EXITSTATUS; + } + quit_(1, e); + }; + + var keepRuntimeAlive = () => noExitRuntime || runtimeKeepaliveCounter > 0; + + var _proc_exit = (code) => { + EXITSTATUS = code; + if (!keepRuntimeAlive()) { + Module['onExit']?.(code); + ABORT = true; + } + quit_(code, new ExitStatus(code)); + }; + + /** @suppress {duplicate } */ /** @param {boolean|number=} implicit */ var exitJS = + (status, implicit) => { + EXITSTATUS = status; + if (!keepRuntimeAlive()) { + exitRuntime(); + } + _proc_exit(status); + }; + + var _exit = exitJS; + + Module['_exit'] = _exit; + + var maybeExit = () => { + if (runtimeExited) { + return; + } + if (!keepRuntimeAlive()) { + try { + _exit(EXITSTATUS); + } catch (e) { + handleException(e); + } + } + }; + + var callUserCallback = (func) => { + if (runtimeExited || ABORT) { + return; + } + try { + func(); + maybeExit(); + } catch (e) { + handleException(e); + } + }; + + var _emscripten_get_now = () => performance.now(); + + var __setitimer_js = (which, timeout_ms) => { + // First, clear any existing timer. + if (timers[which]) { + clearTimeout(timers[which].id); + delete timers[which]; + } + // A timeout of zero simply cancels the current timeout so we have nothing + // more to do. + if (!timeout_ms) return 0; + var id = setTimeout(() => { + delete timers[which]; + callUserCallback(() => + __emscripten_timeout(which, _emscripten_get_now()) + ); + }, timeout_ms); + timers[which] = { + id, + timeout_ms, + }; + return 0; + }; + + var __tzset_js = (timezone, daylight, std_name, dst_name) => { + // TODO: Use (malleable) environment variables instead of system settings. + var currentYear = new Date().getFullYear(); + var winter = new Date(currentYear, 0, 1); + var summer = new Date(currentYear, 6, 1); + var winterOffset = winter.getTimezoneOffset(); + var summerOffset = summer.getTimezoneOffset(); + // Local standard timezone offset. Local standard time is not adjusted for + // daylight savings. This code uses the fact that getTimezoneOffset returns + // a greater value during Standard Time versus Daylight Saving Time (DST). + // Thus it determines the expected output during Standard Time, and it + // compares whether the output of the given date the same (Standard) or less + // (DST). + var stdTimezoneOffset = Math.max(winterOffset, summerOffset); + // timezone is specified as seconds west of UTC ("The external variable + // `timezone` shall be set to the difference, in seconds, between + // Coordinated Universal Time (UTC) and local standard time."), the same + // as returned by stdTimezoneOffset. + // See http://pubs.opengroup.org/onlinepubs/009695399/functions/tzset.html + HEAPU32[timezone >> 2] = stdTimezoneOffset * 60; + HEAP32[daylight >> 2] = Number(winterOffset != summerOffset); + var extractZone = (timezoneOffset) => { + // Why inverse sign? + // Read here https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Date/getTimezoneOffset + var sign = timezoneOffset >= 0 ? '-' : '+'; + var absOffset = Math.abs(timezoneOffset); + var hours = String(Math.floor(absOffset / 60)).padStart(2, '0'); + var minutes = String(absOffset % 60).padStart(2, '0'); + return `UTC${sign}${hours}${minutes}`; + }; + var winterName = extractZone(winterOffset); + var summerName = extractZone(summerOffset); + if (summerOffset < winterOffset) { + // Northern hemisphere + stringToUTF8(winterName, std_name, 17); + stringToUTF8(summerName, dst_name, 17); + } else { + stringToUTF8(winterName, dst_name, 17); + stringToUTF8(summerName, std_name, 17); + } + }; + + var _emscripten_date_now = () => Date.now(); + + var nowIsMonotonic = 1; + + var checkWasiClock = (clock_id) => clock_id >= 0 && clock_id <= 3; + + function _clock_time_get( + clk_id, + ignored_precision_low, + ignored_precision_high, + ptime + ) { + var ignored_precision = convertI32PairToI53Checked( + ignored_precision_low, + ignored_precision_high + ); + if (!checkWasiClock(clk_id)) { + return 28; + } + var now; + // all wasi clocks but realtime are monotonic + if (clk_id === 0) { + now = _emscripten_date_now(); + } else if (nowIsMonotonic) { + now = _emscripten_get_now(); + } else { + return 52; + } + // "now" is in ms, and wasi times are in ns. + var nsec = Math.round(now * 1e3 * 1e3); + (tempI64 = [ + nsec >>> 0, + ((tempDouble = nsec), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[ptime >> 2] = tempI64[0]), + (HEAP32[(ptime + 4) >> 2] = tempI64[1]); + return 0; + } + + var getHeapMax = () => + // Stay one Wasm page short of 4GB: while e.g. Chrome is able to allocate + // full 4GB Wasm memories, the size will wrap back to 0 bytes in Wasm side + // for any code that deals with heap sizes, which would require special + // casing all heap size related code to treat 0 specially. + 2147483648; + + var _emscripten_get_heap_max = () => getHeapMax(); + + var growMemory = (size) => { + var b = wasmMemory.buffer; + var pages = ((size - b.byteLength + 65535) / 65536) | 0; + try { + // round size grow request up to wasm page size (fixed 64KB per spec) + wasmMemory.grow(pages); + // .grow() takes a delta compared to the previous size + updateMemoryViews(); + return 1; + } /*success*/ catch (e) {} + }; + + // implicit 0 return to save code size (caller will cast "undefined" into 0 + // anyhow) + var _emscripten_resize_heap = (requestedSize) => { + var oldSize = HEAPU8.length; + // With CAN_ADDRESS_2GB or MEMORY64, pointers are already unsigned. + requestedSize >>>= 0; + // With multithreaded builds, races can happen (another thread might increase the size + // in between), so return a failure, and let the caller retry. + // Memory resize rules: + // 1. Always increase heap size to at least the requested size, rounded up + // to next page multiple. + // 2a. If MEMORY_GROWTH_LINEAR_STEP == -1, excessively resize the heap + // geometrically: increase the heap size according to + // MEMORY_GROWTH_GEOMETRIC_STEP factor (default +20%), At most + // overreserve by MEMORY_GROWTH_GEOMETRIC_CAP bytes (default 96MB). + // 2b. If MEMORY_GROWTH_LINEAR_STEP != -1, excessively resize the heap + // linearly: increase the heap size by at least + // MEMORY_GROWTH_LINEAR_STEP bytes. + // 3. Max size for the heap is capped at 2048MB-WASM_PAGE_SIZE, or by + // MAXIMUM_MEMORY, or by ASAN limit, depending on which is smallest + // 4. If we were unable to allocate as much memory, it may be due to + // over-eager decision to excessively reserve due to (3) above. + // Hence if an allocation fails, cut down on the amount of excess + // growth, in an attempt to succeed to perform a smaller allocation. + // A limit is set for how much we can grow. We should not exceed that + // (the wasm binary specifies it, so if we tried, we'd fail anyhow). + var maxHeapSize = getHeapMax(); + if (requestedSize > maxHeapSize) { + return false; + } + // Loop through potential heap size increases. If we attempt a too eager + // reservation that fails, cut down on the attempted size and reserve a + // smaller bump instead. (max 3 times, chosen somewhat arbitrarily) + for (var cutDown = 1; cutDown <= 4; cutDown *= 2) { + var overGrownHeapSize = oldSize * (1 + 0.2 / cutDown); + // ensure geometric growth + // but limit overreserving (default to capping at +96MB overgrowth at most) + overGrownHeapSize = Math.min( + overGrownHeapSize, + requestedSize + 100663296 + ); + var newSize = Math.min( + maxHeapSize, + alignMemory(Math.max(requestedSize, overGrownHeapSize), 65536) + ); + var replacement = growMemory(newSize); + if (replacement) { + return true; + } + } + return false; + }; + + var runtimeKeepalivePush = () => { + runtimeKeepaliveCounter += 1; + }; + + var runtimeKeepalivePop = () => { + runtimeKeepaliveCounter -= 1; + }; + + /** @param {number=} timeout */ var safeSetTimeout = (func, timeout) => { + runtimeKeepalivePush(); + return setTimeout(() => { + runtimeKeepalivePop(); + callUserCallback(func); + }, timeout); + }; + + var _emscripten_sleep = (ms) => + Asyncify.handleSleep((wakeUp) => safeSetTimeout(wakeUp, ms)); + + Module['_emscripten_sleep'] = _emscripten_sleep; + + _emscripten_sleep.isAsync = true; + + var ENV = PHPLoader.ENV || {}; + + var getExecutableName = () => thisProgram || './this.program'; + + var getEnvStrings = () => { + if (!getEnvStrings.strings) { + // Default values. + // Browser language detection #8751 + var lang = + ( + (typeof navigator == 'object' && + navigator.languages && + navigator.languages[0]) || + 'C' + ).replace('-', '_') + '.UTF-8'; + var env = { + USER: 'web_user', + LOGNAME: 'web_user', + PATH: '/', + PWD: '/', + HOME: '/home/web_user', + LANG: lang, + _: getExecutableName(), + }; + // Apply the user-provided values, if any. + for (var x in ENV) { + // x is a key in ENV; if ENV[x] is undefined, that means it was + // explicitly set to be so. We allow user code to do that to + // force variables with default values to remain unset. + if (ENV[x] === undefined) delete env[x]; + else env[x] = ENV[x]; + } + var strings = []; + for (var x in env) { + strings.push(`${x}=${env[x]}`); + } + getEnvStrings.strings = strings; + } + return getEnvStrings.strings; + }; + + var stringToAscii = (str, buffer) => { + for (var i = 0; i < str.length; ++i) { + HEAP8[buffer++] = str.charCodeAt(i); + } + // Null-terminate the string + HEAP8[buffer] = 0; + }; + + var _environ_get = (__environ, environ_buf) => { + var bufSize = 0; + getEnvStrings().forEach((string, i) => { + var ptr = environ_buf + bufSize; + HEAPU32[(__environ + i * 4) >> 2] = ptr; + stringToAscii(string, ptr); + bufSize += string.length + 1; + }); + return 0; + }; + + var _environ_sizes_get = (penviron_count, penviron_buf_size) => { + var strings = getEnvStrings(); + HEAPU32[penviron_count >> 2] = strings.length; + var bufSize = 0; + strings.forEach((string) => (bufSize += string.length + 1)); + HEAPU32[penviron_buf_size >> 2] = bufSize; + return 0; + }; + + function _fd_close(fd) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + FS.close(stream); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + function _fd_fdstat_get(fd, pbuf) { + try { + var rightsBase = 0; + var rightsInheriting = 0; + var flags = 0; + { + var stream = SYSCALLS.getStreamFromFD(fd); + // All character devices are terminals (other things a Linux system would + // assume is a character device, like the mouse, we have special APIs for). + var type = stream.tty + ? 2 + : FS.isDir(stream.mode) + ? 3 + : FS.isLink(stream.mode) + ? 7 + : 4; + } + HEAP8[pbuf] = type; + HEAP16[(pbuf + 2) >> 1] = flags; + (tempI64 = [ + rightsBase >>> 0, + ((tempDouble = rightsBase), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(pbuf + 8) >> 2] = tempI64[0]), + (HEAP32[(pbuf + 12) >> 2] = tempI64[1]); + (tempI64 = [ + rightsInheriting >>> 0, + ((tempDouble = rightsInheriting), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(pbuf + 16) >> 2] = tempI64[0]), + (HEAP32[(pbuf + 20) >> 2] = tempI64[1]); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + /** @param {number=} offset */ var doReadv = ( + stream, + iov, + iovcnt, + offset + ) => { + var ret = 0; + for (var i = 0; i < iovcnt; i++) { + var ptr = HEAPU32[iov >> 2]; + var len = HEAPU32[(iov + 4) >> 2]; + iov += 8; + var curr = FS.read(stream, HEAP8, ptr, len, offset); + if (curr < 0) return -1; + ret += curr; + if (curr < len) break; + // nothing more to read + if (typeof offset != 'undefined') { + offset += curr; + } + } + return ret; + }; + + function _fd_read(fd, iov, iovcnt, pnum) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + var num = doReadv(stream, iov, iovcnt); + HEAPU32[pnum >> 2] = num; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + function _fd_seek(fd, offset_low, offset_high, whence, newOffset) { + var offset = convertI32PairToI53Checked(offset_low, offset_high); + try { + if (isNaN(offset)) return 61; + var stream = SYSCALLS.getStreamFromFD(fd); + FS.llseek(stream, offset, whence); + (tempI64 = [ + stream.position >>> 0, + ((tempDouble = stream.position), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[newOffset >> 2] = tempI64[0]), + (HEAP32[(newOffset + 4) >> 2] = tempI64[1]); + if (stream.getdents && offset === 0 && whence === 0) + stream.getdents = null; + // reset readdir state + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + var _fd_sync = function (fd) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + return Asyncify.handleSleep((wakeUp) => { + var mount = stream.node.mount; + if (!mount.type.syncfs) { + // We write directly to the file system, so there's nothing to do here. + wakeUp(0); + return; + } + mount.type.syncfs(mount, false, (err) => { + if (err) { + wakeUp(29); + return; + } + wakeUp(0); + }); + }); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + }; + + _fd_sync.isAsync = true; + + /** @param {number=} offset */ var doWritev = ( + stream, + iov, + iovcnt, + offset + ) => { + var ret = 0; + for (var i = 0; i < iovcnt; i++) { + var ptr = HEAPU32[iov >> 2]; + var len = HEAPU32[(iov + 4) >> 2]; + iov += 8; + var curr = FS.write(stream, HEAP8, ptr, len, offset); + if (curr < 0) return -1; + ret += curr; + if (curr < len) { + // No more space to write. + break; + } + if (typeof offset != 'undefined') { + offset += curr; + } + } + return ret; + }; + + function _fd_write(fd, iov, iovcnt, pnum) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + var num = doWritev(stream, iov, iovcnt); + HEAPU32[pnum >> 2] = num; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + var _getaddrinfo = (node, service, hint, out) => { + var addr = 0; + var port = 0; + var flags = 0; + var family = 0; + var type = 0; + var proto = 0; + var ai; + function allocaddrinfo(family, type, proto, canon, addr, port) { + var sa, salen, ai; + var errno; + salen = family === 10 ? 28 : 16; + addr = family === 10 ? inetNtop6(addr) : inetNtop4(addr); + sa = _malloc(salen); + errno = writeSockaddr(sa, family, addr, port); + assert(!errno); + ai = _malloc(32); + HEAP32[(ai + 4) >> 2] = family; + HEAP32[(ai + 8) >> 2] = type; + HEAP32[(ai + 12) >> 2] = proto; + HEAPU32[(ai + 24) >> 2] = canon; + HEAPU32[(ai + 20) >> 2] = sa; + if (family === 10) { + HEAP32[(ai + 16) >> 2] = 28; + } else { + HEAP32[(ai + 16) >> 2] = 16; + } + HEAP32[(ai + 28) >> 2] = 0; + return ai; + } + if (hint) { + flags = HEAP32[hint >> 2]; + family = HEAP32[(hint + 4) >> 2]; + type = HEAP32[(hint + 8) >> 2]; + proto = HEAP32[(hint + 12) >> 2]; + } + if (type && !proto) { + proto = type === 2 ? 17 : 6; + } + if (!type && proto) { + type = proto === 17 ? 2 : 1; + } + // If type or proto are set to zero in hints we should really be returning multiple addrinfo values, but for + // now default to a TCP STREAM socket so we can at least return a sensible addrinfo given NULL hints. + if (proto === 0) { + proto = 6; + } + if (type === 0) { + type = 1; + } + if (!node && !service) { + return -2; + } + if (flags & ~(1 | 2 | 4 | 1024 | 8 | 16 | 32)) { + return -1; + } + if (hint !== 0 && HEAP32[hint >> 2] & 2 && !node) { + return -1; + } + if (flags & 32) { + // TODO + return -2; + } + if (type !== 0 && type !== 1 && type !== 2) { + return -7; + } + if (family !== 0 && family !== 2 && family !== 10) { + return -6; + } + if (service) { + service = UTF8ToString(service); + port = parseInt(service, 10); + if (isNaN(port)) { + if (flags & 1024) { + return -2; + } + // TODO support resolving well-known service names from: + // http://www.iana.org/assignments/service-names-port-numbers/service-names-port-numbers.txt + return -8; + } + } + if (!node) { + if (family === 0) { + family = 2; + } + if ((flags & 1) === 0) { + if (family === 2) { + addr = _htonl(2130706433); + } else { + addr = [0, 0, 0, _htonl(1)]; + } + } + ai = allocaddrinfo(family, type, proto, null, addr, port); + HEAPU32[out >> 2] = ai; + return 0; + } + // try as a numeric address + node = UTF8ToString(node); + addr = inetPton4(node); + if (addr !== null) { + // incoming node is a valid ipv4 address + if (family === 0 || family === 2) { + family = 2; + } else if (family === 10 && flags & 8) { + addr = [0, 0, _htonl(65535), addr]; + family = 10; + } else { + return -2; + } + } else { + addr = inetPton6(node); + if (addr !== null) { + // incoming node is a valid ipv6 address + if (family === 0 || family === 10) { + family = 10; + } else { + return -2; + } + } + } + if (addr != null) { + ai = allocaddrinfo(family, type, proto, node, addr, port); + HEAPU32[out >> 2] = ai; + return 0; + } + if (flags & 4) { + return -2; + } + // try as a hostname + // resolve the hostname to a temporary fake address + node = DNS.lookup_name(node); + addr = inetPton4(node); + if (family === 0) { + family = 2; + } else if (family === 10) { + addr = [0, 0, _htonl(65535), addr]; + } + ai = allocaddrinfo(family, type, proto, null, addr, port); + HEAPU32[out >> 2] = ai; + return 0; + }; + + /** @type {function(...*):?} */ function _getcontext() { + abort('missing function: getcontext'); + } + + _getcontext.stub = true; + + /** @type {function(...*):?} */ function _getdtablesize() { + abort('missing function: getdtablesize'); + } + + _getdtablesize.stub = true; + + var _getnameinfo = (sa, salen, node, nodelen, serv, servlen, flags) => { + var info = readSockaddr(sa, salen); + if (info.errno) { + return -6; + } + var port = info.port; + var addr = info.addr; + var overflowed = false; + if (node && nodelen) { + var lookup; + if (flags & 1 || !(lookup = DNS.lookup_addr(addr))) { + if (flags & 8) { + return -2; + } + } else { + addr = lookup; + } + var numBytesWrittenExclNull = stringToUTF8(addr, node, nodelen); + if (numBytesWrittenExclNull + 1 >= nodelen) { + overflowed = true; + } + } + if (serv && servlen) { + port = '' + port; + var numBytesWrittenExclNull = stringToUTF8(port, serv, servlen); + if (numBytesWrittenExclNull + 1 >= servlen) { + overflowed = true; + } + } + if (overflowed) { + // Note: even when we overflow, getnameinfo() is specced to write out the truncated results. + return -12; + } + return 0; + }; + + var Protocols = { + list: [], + map: {}, + }; + + var _setprotoent = (stayopen) => { + // void setprotoent(int stayopen); + // Allocate and populate a protoent structure given a name, protocol number and array of aliases + function allocprotoent(name, proto, aliases) { + // write name into buffer + var nameBuf = _malloc(name.length + 1); + stringToAscii(name, nameBuf); + // write aliases into buffer + var j = 0; + var length = aliases.length; + var aliasListBuf = _malloc((length + 1) * 4); + // Use length + 1 so we have space for the terminating NULL ptr. + for (var i = 0; i < length; i++, j += 4) { + var alias = aliases[i]; + var aliasBuf = _malloc(alias.length + 1); + stringToAscii(alias, aliasBuf); + HEAPU32[(aliasListBuf + j) >> 2] = aliasBuf; + } + HEAPU32[(aliasListBuf + j) >> 2] = 0; + // Terminating NULL pointer. + // generate protoent + var pe = _malloc(12); + HEAPU32[pe >> 2] = nameBuf; + HEAPU32[(pe + 4) >> 2] = aliasListBuf; + HEAP32[(pe + 8) >> 2] = proto; + return pe; + } + // Populate the protocol 'database'. The entries are limited to tcp and udp, though it is fairly trivial + // to add extra entries from /etc/protocols if desired - though not sure if that'd actually be useful. + var list = Protocols.list; + var map = Protocols.map; + if (list.length === 0) { + var entry = allocprotoent('tcp', 6, ['TCP']); + list.push(entry); + map['tcp'] = map['6'] = entry; + entry = allocprotoent('udp', 17, ['UDP']); + list.push(entry); + map['udp'] = map['17'] = entry; + } + _setprotoent.index = 0; + }; + + var _getprotobyname = (name) => { + // struct protoent *getprotobyname(const char *); + name = UTF8ToString(name); + _setprotoent(true); + var result = Protocols.map[name]; + return result; + }; + + var _getprotobynumber = (number) => { + // struct protoent *getprotobynumber(int proto); + _setprotoent(true); + var result = Protocols.map[number]; + return result; + }; + + var stackAlloc = (sz) => __emscripten_stack_alloc(sz); + + /** @suppress {duplicate } */ var stringToUTF8OnStack = (str) => { + var size = lengthBytesUTF8(str) + 1; + var ret = stackAlloc(size); + stringToUTF8(str, ret, size); + return ret; + }; + + var allocateUTF8OnStack = stringToUTF8OnStack; + + var PHPWASM = { + init: function () { + // The /internal directory is required by the C module. It's where the + // stdout, stderr, and headers information are written for the JavaScript + // code to read later on. + FS.mkdir('/internal'); + // The files from the shared directory are shared between all the + // PHP processes managed by PHPProcessManager. + FS.mkdir('/internal/shared'); + // The files from the preload directory are preloaded using the + // auto_prepend_file php.ini directive. + FS.mkdir('/internal/shared/preload'); + PHPWASM.EventEmitter = ENVIRONMENT_IS_NODE + ? require('events').EventEmitter + : class EventEmitter { + constructor() { + this.listeners = {}; + } + emit(eventName, data) { + if (this.listeners[eventName]) { + this.listeners[eventName].forEach( + (callback) => { + callback(data); + } + ); + } + } + once(eventName, callback) { + const self = this; + function removedCallback() { + callback(...arguments); + self.removeListener(eventName, removedCallback); + } + this.on(eventName, removedCallback); + } + removeAllListeners(eventName) { + if (eventName) { + delete this.listeners[eventName]; + } else { + this.listeners = {}; + } + } + removeListener(eventName, callback) { + if (this.listeners[eventName]) { + const idx = + this.listeners[eventName].indexOf(callback); + if (idx !== -1) { + this.listeners[eventName].splice(idx, 1); + } + } + } + }; + PHPWASM.child_proc_by_fd = {}; + PHPWASM.child_proc_by_pid = {}; + PHPWASM.input_devices = {}; + }, + getAllWebSockets: function (sock) { + const webSockets = new Set(); + if (sock.server) { + sock.server.clients.forEach((ws) => { + webSockets.add(ws); + }); + } + for (const peer of PHPWASM.getAllPeers(sock)) { + webSockets.add(peer.socket); + } + return Array.from(webSockets); + }, + getAllPeers: function (sock) { + const peers = new Set(); + if (sock.server) { + sock.pending + .filter((pending) => pending.peers) + .forEach((pending) => { + for (const peer of Object.values(pending.peers)) { + peers.add(peer); + } + }); + } + if (sock.peers) { + for (const peer of Object.values(sock.peers)) { + peers.add(peer); + } + } + return Array.from(peers); + }, + awaitData: function (ws) { + return PHPWASM.awaitEvent(ws, 'message'); + }, + awaitConnection: function (ws) { + if (ws.OPEN === ws.readyState) { + return [Promise.resolve(), PHPWASM.noop]; + } + return PHPWASM.awaitEvent(ws, 'open'); + }, + awaitClose: function (ws) { + if ([ws.CLOSING, ws.CLOSED].includes(ws.readyState)) { + return [Promise.resolve(), PHPWASM.noop]; + } + return PHPWASM.awaitEvent(ws, 'close'); + }, + awaitError: function (ws) { + if ([ws.CLOSING, ws.CLOSED].includes(ws.readyState)) { + return [Promise.resolve(), PHPWASM.noop]; + } + return PHPWASM.awaitEvent(ws, 'error'); + }, + awaitEvent: function (ws, event) { + let resolve; + const listener = () => { + resolve(); + }; + const promise = new Promise(function (_resolve) { + resolve = _resolve; + ws.once(event, listener); + }); + const cancel = () => { + ws.removeListener(event, listener); + // Rejecting the promises bubbles up and kills the entire + // node process. Let's resolve them on the next tick instead + // to give the caller some space to unbind any handlers. + setTimeout(resolve); + }; + return [promise, cancel]; + }, + noop: function () {}, + spawnProcess: function (command, args, options) { + if (Module['spawnProcess']) { + const spawnedPromise = Module['spawnProcess']( + command, + args, + options + ); + return Promise.resolve(spawnedPromise).then(function (spawned) { + if (!spawned || !spawned.on) { + throw new Error( + 'spawnProcess() must return an EventEmitter but returned a different type.' + ); + } + return spawned; + }); + } + if (ENVIRONMENT_IS_NODE) { + return require('child_process').spawn(command, args, { + ...options, + shell: true, + stdio: ['pipe', 'pipe', 'pipe'], + timeout: 100, + }); + } + const e = new Error( + 'popen(), proc_open() etc. are unsupported in the browser. Call php.setSpawnHandler() ' + + 'and provide a callback to handle spawning processes, or disable a popen(), proc_open() ' + + 'and similar functions via php.ini.' + ); + e.code = 'SPAWN_UNSUPPORTED'; + throw e; + }, + shutdownSocket: function (socketd, how) { + // This implementation only supports websockets at the moment + const sock = getSocketFromFD(socketd); + const peer = Object.values(sock.peers)[0]; + if (!peer) { + return -1; + } + try { + peer.socket.close(); + SOCKFS.websocket_sock_ops.removePeer(sock, peer); + return 0; + } catch (e) { + console.log('Socket shutdown error', e); + return -1; + } + }, + }; + + function _js_create_input_device(deviceId) { + let dataBuffer = []; + let dataCallback; + const filename = 'proc_id_' + deviceId; + const device = FS.createDevice( + '/dev', + filename, + function () {}, + function (byte) { + try { + dataBuffer.push(byte); + if (dataCallback) { + dataCallback(new Uint8Array(dataBuffer)); + dataBuffer = []; + } + } catch (e) { + console.error(e); + throw e; + } + } + ); + const devicePath = '/dev/' + filename; + PHPWASM.input_devices[deviceId] = { + devicePath, + onData: function (cb) { + dataCallback = cb; + dataBuffer.forEach(function (data) { + cb(data); + }); + dataBuffer.length = 0; + }, + }; + return allocateUTF8OnStack(devicePath); + } + + function _js_open_process( + command, + argsPtr, + argsLength, + descriptorsPtr, + descriptorsLength, + cwdPtr, + cwdLength, + envPtr, + envLength + ) { + if (!command) { + return 1; + } + const cmdstr = UTF8ToString(command); + if (!cmdstr.length) { + return 0; + } + let argsArray = []; + if (argsLength) { + for (var i = 0; i < argsLength; i++) { + const charPointer = argsPtr + i * 4; + argsArray.push(UTF8ToString(HEAPU32[charPointer >> 2])); + } + } + const cwdstr = cwdPtr ? UTF8ToString(cwdPtr) : null; + let envObject = null; + if (envLength) { + envObject = {}; + for (var i = 0; i < envLength; i++) { + const envPointer = envPtr + i * 4; + const envEntry = UTF8ToString(HEAPU32[envPointer >> 2]); + const splitAt = envEntry.indexOf('='); + if (splitAt === -1) { + continue; + } + const key = envEntry.substring(0, splitAt); + const value = envEntry.substring(splitAt + 1); + envObject[key] = value; + } + } + var std = {}; + // Extracts an array of available descriptors that should be dispatched to streams. + // On the C side, the descriptors are expressed as `**int` so we must go read + // each of the `descriptorsLength` `*int` pointers and convert the associated data into + // a JavaScript object { descriptor : { child : fd, parent : fd } }. + for (var i = 0; i < descriptorsLength; i++) { + const descriptorPtr = HEAPU32[(descriptorsPtr + i * 4) >> 2]; + std[HEAPU32[descriptorPtr >> 2]] = { + child: HEAPU32[(descriptorPtr + 4) >> 2], + parent: HEAPU32[(descriptorPtr + 8) >> 2], + }; + } + return Asyncify.handleSleep(async (wakeUp) => { + let cp; + try { + const options = {}; + if (cwdstr !== null) { + options.cwd = cwdstr; + } + if (envObject !== null) { + options.env = envObject; + } + cp = PHPWASM.spawnProcess(cmdstr, argsArray, options); + if (cp instanceof Promise) { + cp = await cp; + } + } catch (e) { + if (e.code === 'SPAWN_UNSUPPORTED') { + wakeUp(1); + return; + } + console.error(e); + wakeUp(1); + throw e; + } + const ProcInfo = { + pid: cp.pid, + exited: false, + stdinFd: std[0]?.child, + stdinIsDevice: std[0]?.child in PHPWASM.input_devices, + stdoutChildFd: std[1]?.child, + stdoutParentFd: std[1]?.parent, + stderrChildFd: std[2]?.child, + stderrParentFd: std[2]?.parent, + stdout: new PHPWASM.EventEmitter(), + stderr: new PHPWASM.EventEmitter(), + }; + if (ProcInfo.stdoutChildFd) + PHPWASM.child_proc_by_fd[ProcInfo.stdoutChildFd] = ProcInfo; + if (ProcInfo.stderrChildFd) + PHPWASM.child_proc_by_fd[ProcInfo.stderrChildFd] = ProcInfo; + if (ProcInfo.stdoutParentFd) + PHPWASM.child_proc_by_fd[ProcInfo.stdoutParentFd] = ProcInfo; + if (ProcInfo.stderrParentFd) + PHPWASM.child_proc_by_fd[ProcInfo.stderrParentFd] = ProcInfo; + PHPWASM.child_proc_by_pid[ProcInfo.pid] = ProcInfo; + cp.on('exit', function (code) { + ProcInfo.exitCode = code; + ProcInfo.exited = true; + // Emit events for the wasm_poll_socket function. + ProcInfo.stdout.emit('data'); + ProcInfo.stderr.emit('data'); + }); + // Pass data from child process's stdout to PHP's end of the stdout pipe. + if (ProcInfo.stdoutChildFd) { + const stdoutStream = SYSCALLS.getStreamFromFD( + ProcInfo.stdoutChildFd + ); + let stdoutAt = 0; + cp.stdout.on('data', function (data) { + ProcInfo.stdout.emit('data', data); + stdoutStream.stream_ops.write( + stdoutStream, + data, + 0, + data.length, + stdoutAt + ); + stdoutAt += data.length; + }); + } + // Pass data from child process's stderr to PHP's end of the stdout pipe. + if (ProcInfo.stderrChildFd) { + const stderrStream = SYSCALLS.getStreamFromFD( + ProcInfo.stderrChildFd + ); + let stderrAt = 0; + cp.stderr.on('data', function (data) { + ProcInfo.stderr.emit('data', data); + stderrStream.stream_ops.write( + stderrStream, + data, + 0, + data.length, + stderrAt + ); + stderrAt += data.length; + }); + } + /** + * Wait until the child process has been spawned. + * Unfortunately there is no Node.js API to check whether + * the process has already been spawned. We can only listen + * to the 'spawn' event and if it has already been spawned, + * listen to the 'exit' event. + */ try { + await new Promise((resolve, reject) => { + cp.on('spawn', resolve); + cp.on('error', reject); + }); + } catch (e) { + console.error(e); + wakeUp(1); + return; + } + // Now we want to pass data from the STDIN source supplied by PHP + // to the child process. + // PHP will write STDIN data to a device. + if (ProcInfo.stdinIsDevice) { + // We use Emscripten devices as pipes. This is a bit of a hack + // but it works as we get a callback when the device is written to. + // Let's listen to anything it outputs and pass it to the child process. + PHPWASM.input_devices[ProcInfo.stdinFd].onData(function (data) { + if (!data) return; + if (typeof data === 'number') { + data = new Uint8Array([data]); + } + const dataStr = new TextDecoder('utf-8').decode(data); + cp.stdin.write(dataStr); + }); + wakeUp(ProcInfo.pid); + return; + } + if (ProcInfo.stdinFd) { + // PHP will write STDIN data to a file descriptor. + const stdinStream = SYSCALLS.getStreamFromFD(ProcInfo.stdinFd); + if (stdinStream.node) { + // Pipe the entire stdinStream to cp.stdin + const CHUNK_SIZE = 1024; + const buffer = new Uint8Array(CHUNK_SIZE); + let offset = 0; + while (true) { + const bytesRead = stdinStream.stream_ops.read( + stdinStream, + buffer, + 0, + CHUNK_SIZE, + offset + ); + if (bytesRead === null || bytesRead === 0) { + break; + } + try { + cp.stdin.write(buffer.subarray(0, bytesRead)); + } catch (e) { + console.error(e); + return 1; + } + if (bytesRead < CHUNK_SIZE) { + break; + } + offset += bytesRead; + } + wakeUp(ProcInfo.pid); + return; + } + } + wakeUp(ProcInfo.pid); + }); + } + + function _js_process_status(pid, exitCodePtr) { + if (!PHPWASM.child_proc_by_pid[pid]) { + return -1; + } + if (PHPWASM.child_proc_by_pid[pid].exited) { + HEAPU32[exitCodePtr >> 2] = PHPWASM.child_proc_by_pid[pid].exitCode; + return 1; + } + return 0; + } + + function _js_waitpid(pid, exitCodePtr) { + if (!PHPWASM.child_proc_by_pid[pid]) { + return -1; + } + return Asyncify.handleSleep((wakeUp) => { + const poll = function () { + if (PHPWASM.child_proc_by_pid[pid]?.exited) { + HEAPU32[exitCodePtr >> 2] = + PHPWASM.child_proc_by_pid[pid].exitCode; + wakeUp(pid); + } else { + setTimeout(poll, 50); + } + }; + poll(); + }); + } + + /** @type {function(...*):?} */ function _makecontext() { + abort('missing function: makecontext'); + } + + _makecontext.stub = true; + + var arraySum = (array, index) => { + var sum = 0; + for (var i = 0; i <= index; sum += array[i++]) {} + // no-op + return sum; + }; + + var MONTH_DAYS_LEAP = [31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]; + + var MONTH_DAYS_REGULAR = [31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]; + + var addDays = (date, days) => { + var newDate = new Date(date.getTime()); + while (days > 0) { + var leap = isLeapYear(newDate.getFullYear()); + var currentMonth = newDate.getMonth(); + var daysInCurrentMonth = ( + leap ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR + )[currentMonth]; + if (days > daysInCurrentMonth - newDate.getDate()) { + // we spill over to next month + days -= daysInCurrentMonth - newDate.getDate() + 1; + newDate.setDate(1); + if (currentMonth < 11) { + newDate.setMonth(currentMonth + 1); + } else { + newDate.setMonth(0); + newDate.setFullYear(newDate.getFullYear() + 1); + } + } else { + // we stay in current month + newDate.setDate(newDate.getDate() + days); + return newDate; + } + } + return newDate; + }; + + var _strptime = (buf, format, tm) => { + // char *strptime(const char *restrict buf, const char *restrict format, struct tm *restrict tm); + // http://pubs.opengroup.org/onlinepubs/009695399/functions/strptime.html + var pattern = UTF8ToString(format); + // escape special characters + // TODO: not sure we really need to escape all of these in JS regexps + var SPECIAL_CHARS = '\\!@#$^&*()+=-[]/{}|:<>?,.'; + for (var i = 0, ii = SPECIAL_CHARS.length; i < ii; ++i) { + pattern = pattern.replace( + new RegExp('\\' + SPECIAL_CHARS[i], 'g'), + '\\' + SPECIAL_CHARS[i] + ); + } + // reduce number of matchers + var EQUIVALENT_MATCHERS = { + A: '%a', + B: '%b', + c: '%a %b %d %H:%M:%S %Y', + D: '%m\\/%d\\/%y', + e: '%d', + F: '%Y-%m-%d', + h: '%b', + R: '%H\\:%M', + r: '%I\\:%M\\:%S\\s%p', + T: '%H\\:%M\\:%S', + x: '%m\\/%d\\/(?:%y|%Y)', + X: '%H\\:%M\\:%S', + }; + // TODO: take care of locale + var DATE_PATTERNS = { + /* weekday name */ a: '(?:Sun(?:day)?)|(?:Mon(?:day)?)|(?:Tue(?:sday)?)|(?:Wed(?:nesday)?)|(?:Thu(?:rsday)?)|(?:Fri(?:day)?)|(?:Sat(?:urday)?)', + /* month name */ b: '(?:Jan(?:uary)?)|(?:Feb(?:ruary)?)|(?:Mar(?:ch)?)|(?:Apr(?:il)?)|May|(?:Jun(?:e)?)|(?:Jul(?:y)?)|(?:Aug(?:ust)?)|(?:Sep(?:tember)?)|(?:Oct(?:ober)?)|(?:Nov(?:ember)?)|(?:Dec(?:ember)?)', + /* century */ C: '\\d\\d', + /* day of month */ d: '0[1-9]|[1-9](?!\\d)|1\\d|2\\d|30|31', + /* hour (24hr) */ H: '\\d(?!\\d)|[0,1]\\d|20|21|22|23', + /* hour (12hr) */ I: '\\d(?!\\d)|0\\d|10|11|12', + /* day of year */ j: '00[1-9]|0?[1-9](?!\\d)|0?[1-9]\\d(?!\\d)|[1,2]\\d\\d|3[0-6]\\d', + /* month */ m: '0[1-9]|[1-9](?!\\d)|10|11|12', + /* minutes */ M: '0\\d|\\d(?!\\d)|[1-5]\\d', + /* whitespace */ n: ' ', + /* AM/PM */ p: 'AM|am|PM|pm|A\\.M\\.|a\\.m\\.|P\\.M\\.|p\\.m\\.', + /* seconds */ S: '0\\d|\\d(?!\\d)|[1-5]\\d|60', + /* week number */ U: '0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53', + /* week number */ W: '0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53', + /* weekday number */ w: '[0-6]', + /* 2-digit year */ y: '\\d\\d', + /* 4-digit year */ Y: '\\d\\d\\d\\d', + /* whitespace */ t: ' ', + /* time zone */ z: 'Z|(?:[\\+\\-]\\d\\d:?(?:\\d\\d)?)', + }; + var MONTH_NUMBERS = { + JAN: 0, + FEB: 1, + MAR: 2, + APR: 3, + MAY: 4, + JUN: 5, + JUL: 6, + AUG: 7, + SEP: 8, + OCT: 9, + NOV: 10, + DEC: 11, + }; + var DAY_NUMBERS_SUN_FIRST = { + SUN: 0, + MON: 1, + TUE: 2, + WED: 3, + THU: 4, + FRI: 5, + SAT: 6, + }; + var DAY_NUMBERS_MON_FIRST = { + MON: 0, + TUE: 1, + WED: 2, + THU: 3, + FRI: 4, + SAT: 5, + SUN: 6, + }; + var capture = []; + var pattern_out = pattern + .replace(/%(.)/g, (m, c) => EQUIVALENT_MATCHERS[c] || m) + .replace(/%(.)/g, (_, c) => { + let pat = DATE_PATTERNS[c]; + if (pat) { + capture.push(c); + return `(${pat})`; + } else { + return c; + } + }) + .replace( + // any number of space or tab characters match zero or more spaces + /\s+/g, + '\\s*' + ); + var matches = new RegExp('^' + pattern_out, 'i').exec( + UTF8ToString(buf) + ); + function initDate() { + function fixup(value, min, max) { + return typeof value != 'number' || isNaN(value) + ? min + : value >= min + ? value <= max + ? value + : max + : min; + } + return { + year: fixup(HEAP32[(tm + 20) >> 2] + 1900, 1970, 9999), + month: fixup(HEAP32[(tm + 16) >> 2], 0, 11), + day: fixup(HEAP32[(tm + 12) >> 2], 1, 31), + hour: fixup(HEAP32[(tm + 8) >> 2], 0, 23), + min: fixup(HEAP32[(tm + 4) >> 2], 0, 59), + sec: fixup(HEAP32[tm >> 2], 0, 59), + gmtoff: 0, + }; + } + if (matches) { + var date = initDate(); + var value; + var getMatch = (symbol) => { + var pos = capture.indexOf(symbol); + // check if symbol appears in regexp + if (pos >= 0) { + // return matched value or null (falsy!) for non-matches + return matches[pos + 1]; + } + return; + }; + // seconds + if ((value = getMatch('S'))) { + date.sec = jstoi_q(value); + } + // minutes + if ((value = getMatch('M'))) { + date.min = jstoi_q(value); + } + // hours + if ((value = getMatch('H'))) { + // 24h clock + date.hour = jstoi_q(value); + } else if ((value = getMatch('I'))) { + // AM/PM clock + var hour = jstoi_q(value); + if ((value = getMatch('p'))) { + hour += value.toUpperCase()[0] === 'P' ? 12 : 0; + } + date.hour = hour; + } + // year + if ((value = getMatch('Y'))) { + // parse from four-digit year + date.year = jstoi_q(value); + } else if ((value = getMatch('y'))) { + // parse from two-digit year... + var year = jstoi_q(value); + if ((value = getMatch('C'))) { + // ...and century + year += jstoi_q(value) * 100; + } else { + // ...and rule-of-thumb + year += year < 69 ? 2e3 : 1900; + } + date.year = year; + } + // month + if ((value = getMatch('m'))) { + // parse from month number + date.month = jstoi_q(value) - 1; + } else if ((value = getMatch('b'))) { + // parse from month name + date.month = + MONTH_NUMBERS[value.substring(0, 3).toUpperCase()] || 0; + } + // day + if ((value = getMatch('d'))) { + // get day of month directly + date.day = jstoi_q(value); + } else if ((value = getMatch('j'))) { + // get day of month from day of year ... + var day = jstoi_q(value); + var leapYear = isLeapYear(date.year); + for (var month = 0; month < 12; ++month) { + var daysUntilMonth = arraySum( + leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, + month - 1 + ); + if ( + day <= + daysUntilMonth + + (leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR)[ + month + ] + ) { + date.day = day - daysUntilMonth; + } + } + } else if ((value = getMatch('a'))) { + // get day of month from weekday ... + var weekDay = value.substring(0, 3).toUpperCase(); + if ((value = getMatch('U'))) { + // ... and week number (Sunday being first day of week) + // Week number of the year (Sunday as the first day of the week) as a decimal number [00,53]. + // All days in a new year preceding the first Sunday are considered to be in week 0. + var weekDayNumber = DAY_NUMBERS_SUN_FIRST[weekDay]; + var weekNumber = jstoi_q(value); + // January 1st + var janFirst = new Date(date.year, 0, 1); + var endDate; + if (janFirst.getDay() === 0) { + // Jan 1st is a Sunday, and, hence in the 1st CW + endDate = addDays( + janFirst, + weekDayNumber + 7 * (weekNumber - 1) + ); + } else { + // Jan 1st is not a Sunday, and, hence still in the 0th CW + endDate = addDays( + janFirst, + 7 - + janFirst.getDay() + + weekDayNumber + + 7 * (weekNumber - 1) + ); + } + date.day = endDate.getDate(); + date.month = endDate.getMonth(); + } else if ((value = getMatch('W'))) { + // ... and week number (Monday being first day of week) + // Week number of the year (Monday as the first day of the week) as a decimal number [00,53]. + // All days in a new year preceding the first Monday are considered to be in week 0. + var weekDayNumber = DAY_NUMBERS_MON_FIRST[weekDay]; + var weekNumber = jstoi_q(value); + // January 1st + var janFirst = new Date(date.year, 0, 1); + var endDate; + if (janFirst.getDay() === 1) { + // Jan 1st is a Monday, and, hence in the 1st CW + endDate = addDays( + janFirst, + weekDayNumber + 7 * (weekNumber - 1) + ); + } else { + // Jan 1st is not a Monday, and, hence still in the 0th CW + endDate = addDays( + janFirst, + 7 - + janFirst.getDay() + + 1 + + weekDayNumber + + 7 * (weekNumber - 1) + ); + } + date.day = endDate.getDate(); + date.month = endDate.getMonth(); + } + } + // time zone + if ((value = getMatch('z'))) { + // GMT offset as either 'Z' or +-HH:MM or +-HH or +-HHMM + if (value.toLowerCase() === 'z') { + date.gmtoff = 0; + } else { + var match = value.match(/^((?:\-|\+)\d\d):?(\d\d)?/); + date.gmtoff = match[1] * 3600; + if (match[2]) { + date.gmtoff += + date.gmtoff > 0 ? match[2] * 60 : -match[2] * 60; + } + } + } + /* tm_sec int seconds after the minute 0-61* tm_min int minutes after the hour 0-59 tm_hour int hours since midnight 0-23 @@ -6670,923 +8249,1301 @@ var _strptime = (buf, format, tm) => { tm_yday int days since January 1 0-365 tm_isdst int Daylight Saving Time flag tm_gmtoff long offset from GMT (seconds) - */ var fullDate = new Date(date.year, date.month, date.day, date.hour, date.min, date.sec, 0); - HEAP32[((tm) >> 2)] = fullDate.getSeconds(); - HEAP32[(((tm) + (4)) >> 2)] = fullDate.getMinutes(); - HEAP32[(((tm) + (8)) >> 2)] = fullDate.getHours(); - HEAP32[(((tm) + (12)) >> 2)] = fullDate.getDate(); - HEAP32[(((tm) + (16)) >> 2)] = fullDate.getMonth(); - HEAP32[(((tm) + (20)) >> 2)] = fullDate.getFullYear() - 1900; - HEAP32[(((tm) + (24)) >> 2)] = fullDate.getDay(); - HEAP32[(((tm) + (28)) >> 2)] = arraySum(isLeapYear(fullDate.getFullYear()) ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, fullDate.getMonth() - 1) + fullDate.getDate() - 1; - HEAP32[(((tm) + (32)) >> 2)] = 0; - HEAP32[(((tm) + (36)) >> 2)] = date.gmtoff; - return buf + intArrayFromString(matches[0]).length - 1; - } - return 0; -}; - -/** @type {function(...*):?} */ function _swapcontext() { - abort("missing function: swapcontext"); -} - -_swapcontext.stub = true; - -function _wasm_close(socketd) { - return PHPWASM.shutdownSocket(socketd, 2); -} - -function _wasm_setsockopt(socketd, level, optionName, optionValuePtr, optionLen) { - const optionValue = HEAPU8[optionValuePtr]; - const SOL_SOCKET = 1; - const SO_KEEPALIVE = 9; - const IPPROTO_TCP = 6; - const TCP_NODELAY = 1; - const isSupported = (level === SOL_SOCKET && optionName === SO_KEEPALIVE) || (level === IPPROTO_TCP && optionName === TCP_NODELAY); - if (!isSupported) { - console.warn(`Unsupported socket option: ${level}, ${optionName}, ${optionValue}`); - return -1; - } - const ws = PHPWASM.getAllWebSockets(socketd)[0]; - if (!ws) { - return -1; - } - ws.setSocketOpt(level, optionName, optionValuePtr); - return 0; -} - -function _wasm_shutdown(socketd, how) { - return PHPWASM.shutdownSocket(socketd, how); -} - -/** @type {WebAssembly.Table} */ var wasmTable; - -var runAndAbortIfError = func => { - try { - return func(); - } catch (e) { - abort(e); - } -}; - -var Asyncify = { - instrumentWasmImports(imports) { - var importPattern = /^(_dlopen_js|invoke_i|invoke_ii|invoke_iii|invoke_iiii|invoke_iiiii|invoke_iiiiii|invoke_iiiiiii|invoke_iiiiiiii|invoke_iiiiiiiiii|invoke_v|invoke_vi|invoke_vii|invoke_viidii|invoke_viii|invoke_viiii|invoke_viiiii|invoke_viiiiii|invoke_viiiiiii|invoke_viiiiiiiii|js_open_process|_js_open_process|_asyncjs__js_open_process|js_popen_to_file|_js_popen_to_file|_asyncjs__js_popen_to_file|js_fd_read|_js_fd_read|js_module_onMessage|_js_module_onMessage|_asyncjs__js_module_onMessage|js_waitpid|_js_waitpid|_asyncjs__js_waitpid|wasm_poll_socket|_wasm_poll_socket|_asyncjs__wasm_poll_socket|wasm_shutdown|_wasm_shutdown|_asyncjs__wasm_shutdown|__asyncjs__.*)$/; - for (let [x, original] of Object.entries(imports)) { - if (typeof original == "function") { - let isAsyncifyImport = original.isAsync || importPattern.test(x); - } - } - }, - instrumentWasmExports(exports) { - var ret = {}; - for (let [x, original] of Object.entries(exports)) { - if (typeof original == "function") { - ret[x] = (...args) => { - Asyncify.exportCallStack.push(x); - try { - return original(...args); - } finally { - if (!ABORT) { - var y = Asyncify.exportCallStack.pop(); - Asyncify.maybeStopUnwind(); - } - } - }; - } else { - ret[x] = original; - } - } - return ret; - }, - State: { - Normal: 0, - Unwinding: 1, - Rewinding: 2, - Disabled: 3 - }, - state: 0, - StackSize: 4096, - currData: null, - handleSleepReturnValue: 0, - exportCallStack: [], - callStackNameToId: {}, - callStackIdToName: {}, - callStackId: 0, - asyncPromiseHandlers: null, - sleepCallbacks: [], - getCallStackId(funcName) { - var id = Asyncify.callStackNameToId[funcName]; - if (id === undefined) { - id = Asyncify.callStackId++; - Asyncify.callStackNameToId[funcName] = id; - Asyncify.callStackIdToName[id] = funcName; - } - return id; - }, - maybeStopUnwind() { - if (Asyncify.currData && Asyncify.state === Asyncify.State.Unwinding && Asyncify.exportCallStack.length === 0) { - Asyncify.state = Asyncify.State.Normal; - runtimeKeepalivePush(); - runAndAbortIfError(_asyncify_stop_unwind); - if (typeof Fibers != "undefined") { - Fibers.trampoline(); - } - } - }, - whenDone() { - return new Promise((resolve, reject) => { - Asyncify.asyncPromiseHandlers = { - resolve: resolve, - reject: reject - }; - }); - }, - allocateData() { - var ptr = _malloc(12 + Asyncify.StackSize); - Asyncify.setDataHeader(ptr, ptr + 12, Asyncify.StackSize); - Asyncify.setDataRewindFunc(ptr); - return ptr; - }, - setDataHeader(ptr, stack, stackSize) { - HEAPU32[((ptr) >> 2)] = stack; - HEAPU32[(((ptr) + (4)) >> 2)] = stack + stackSize; - }, - setDataRewindFunc(ptr) { - var bottomOfCallStack = Asyncify.exportCallStack[0]; - var rewindId = Asyncify.getCallStackId(bottomOfCallStack); - HEAP32[(((ptr) + (8)) >> 2)] = rewindId; - }, - getDataRewindFuncName(ptr) { - var id = HEAP32[(((ptr) + (8)) >> 2)]; - var name = Asyncify.callStackIdToName[id]; - return name; - }, - getDataRewindFunc(name) { - var func = wasmExports[name]; - return func; - }, - doRewind(ptr) { - var name = Asyncify.getDataRewindFuncName(ptr); - var func = Asyncify.getDataRewindFunc(name); - runtimeKeepalivePop(); - return func(); - }, - handleSleep(startAsync) { - if (ABORT) return; - if (Asyncify.state === Asyncify.State.Normal) { - var reachedCallback = false; - var reachedAfterCallback = false; - startAsync((handleSleepReturnValue = 0) => { - if (ABORT) return; - Asyncify.handleSleepReturnValue = handleSleepReturnValue; - reachedCallback = true; - if (!reachedAfterCallback) { - return; - } - Asyncify.state = Asyncify.State.Rewinding; - runAndAbortIfError(() => _asyncify_start_rewind(Asyncify.currData)); - if (typeof Browser != "undefined" && Browser.mainLoop.func) { - Browser.mainLoop.resume(); - } - var asyncWasmReturnValue, isError = false; - try { - asyncWasmReturnValue = Asyncify.doRewind(Asyncify.currData); - } catch (err) { - asyncWasmReturnValue = err; - isError = true; - } - var handled = false; - if (!Asyncify.currData) { - var asyncPromiseHandlers = Asyncify.asyncPromiseHandlers; - if (asyncPromiseHandlers) { - Asyncify.asyncPromiseHandlers = null; - (isError ? asyncPromiseHandlers.reject : asyncPromiseHandlers.resolve)(asyncWasmReturnValue); - handled = true; - } - } - if (isError && !handled) { - throw asyncWasmReturnValue; - } - }); - reachedAfterCallback = true; - if (!reachedCallback) { - Asyncify.state = Asyncify.State.Unwinding; - Asyncify.currData = Asyncify.allocateData(); - if (typeof Browser != "undefined" && Browser.mainLoop.func) { - Browser.mainLoop.pause(); - } - runAndAbortIfError(() => _asyncify_start_unwind(Asyncify.currData)); - } - } else if (Asyncify.state === Asyncify.State.Rewinding) { - Asyncify.state = Asyncify.State.Normal; - runAndAbortIfError(_asyncify_stop_rewind); - _free(Asyncify.currData); - Asyncify.currData = null; - Asyncify.sleepCallbacks.forEach(callUserCallback); - } else { - abort(`invalid state: ${Asyncify.state}`); - } - return Asyncify.handleSleepReturnValue; - }, - handleAsync(startAsync) { - return Asyncify.handleSleep(wakeUp => { - startAsync().then(wakeUp); - }); - } -}; - -var getCFunc = ident => { - var func = Module["_" + ident]; - return func; -}; - -/** - * @param {string|null=} returnType - * @param {Array=} argTypes - * @param {Arguments|Array=} args - * @param {Object=} opts - */ var ccall = (ident, returnType, argTypes, args, opts) => { - var toC = { - "string": str => { - var ret = 0; - if (str !== null && str !== undefined && str !== 0) { - ret = stringToUTF8OnStack(str); - } - return ret; - }, - "array": arr => { - var ret = stackAlloc(arr.length); - writeArrayToMemory(arr, ret); - return ret; - } - }; - function convertReturnValue(ret) { - if (returnType === "string") { - return UTF8ToString(ret); - } - if (returnType === "boolean") return Boolean(ret); - return ret; - } - var func = getCFunc(ident); - var cArgs = []; - var stack = 0; - if (args) { - for (var i = 0; i < args.length; i++) { - var converter = toC[argTypes[i]]; - if (converter) { - if (stack === 0) stack = stackSave(); - cArgs[i] = converter(args[i]); - } else { - cArgs[i] = args[i]; - } - } - } - var previousAsync = Asyncify.currData; - var ret = func(...cArgs); - function onDone(ret) { - runtimeKeepalivePop(); - if (stack !== 0) stackRestore(stack); - return convertReturnValue(ret); - } - var asyncMode = opts?.async; - runtimeKeepalivePush(); - if (Asyncify.currData != previousAsync) { - return Asyncify.whenDone().then(onDone); - } - ret = onDone(ret); - if (asyncMode) return Promise.resolve(ret); - return ret; -}; - -var FS_createPath = FS.createPath; - -var FS_unlink = path => FS.unlink(path); - -var FS_createLazyFile = FS.createLazyFile; - -var FS_createDevice = FS.createDevice; - -FS.createPreloadedFile = FS_createPreloadedFile; - -FS.staticInit(); - -Module["FS_createPath"] = FS.createPath; - -Module["FS_createDataFile"] = FS.createDataFile; - -Module["FS_createPreloadedFile"] = FS.createPreloadedFile; - -Module["FS_unlink"] = FS.unlink; - -Module["FS_createLazyFile"] = FS.createLazyFile; - -Module["FS_createDevice"] = FS.createDevice; - -if (ENVIRONMENT_IS_NODE) { - NODEFS.staticInit(); -} - -PHPWASM.init(); - -var wasmImports = { - /** @export */ gb: _SharpYuvConvert, - /** @export */ fb: _SharpYuvGetConversionMatrix, - /** @export */ eb: _SharpYuvInit, - /** @export */ n: ___assert_fail, - /** @export */ _: __asyncjs__js_module_onMessage, - /** @export */ db: ___call_sighandler, - /** @export */ cb: ___syscall_accept4, - /** @export */ bb: ___syscall_bind, - /** @export */ ab: ___syscall_chdir, - /** @export */ Q: ___syscall_chmod, - /** @export */ $a: ___syscall_connect, - /** @export */ _a: ___syscall_dup, - /** @export */ Za: ___syscall_dup3, - /** @export */ Ya: ___syscall_faccessat, - /** @export */ fa: ___syscall_fallocate, - /** @export */ Xa: ___syscall_fchmod, - /** @export */ Wa: ___syscall_fchown32, - /** @export */ P: ___syscall_fchownat, - /** @export */ m: ___syscall_fcntl64, - /** @export */ Va: ___syscall_fdatasync, - /** @export */ Ua: ___syscall_fstat64, - /** @export */ ma: ___syscall_ftruncate64, - /** @export */ Ta: ___syscall_getcwd, - /** @export */ Sa: ___syscall_getdents64, - /** @export */ Ra: ___syscall_getpeername, - /** @export */ Qa: ___syscall_getsockname, - /** @export */ Pa: ___syscall_getsockopt, - /** @export */ E: ___syscall_ioctl, - /** @export */ Oa: ___syscall_listen, - /** @export */ Na: ___syscall_lstat64, - /** @export */ Ma: ___syscall_mkdirat, - /** @export */ La: ___syscall_newfstatat, - /** @export */ y: ___syscall_openat, - /** @export */ Ka: ___syscall_pipe, - /** @export */ Ja: ___syscall_poll, - /** @export */ Ia: ___syscall_readlinkat, - /** @export */ Ha: ___syscall_recvfrom, - /** @export */ Ga: ___syscall_renameat, - /** @export */ O: ___syscall_rmdir, - /** @export */ Fa: ___syscall_sendto, - /** @export */ N: ___syscall_socket, - /** @export */ Ea: ___syscall_stat64, - /** @export */ Da: ___syscall_statfs64, - /** @export */ Ca: ___syscall_symlink, - /** @export */ D: ___syscall_unlinkat, - /** @export */ Ba: ___syscall_utimensat, - /** @export */ wa: __abort_js, - /** @export */ va: __emscripten_get_now_is_monotonic, - /** @export */ ua: __emscripten_lookup_name, - /** @export */ ta: __emscripten_memcpy_js, - /** @export */ sa: __emscripten_runtime_keepalive_clear, - /** @export */ ra: __emscripten_throw_longjmp, - /** @export */ ia: __gmtime_js, - /** @export */ ja: __localtime_js, - /** @export */ ka: __mktime_js, - /** @export */ ga: __mmap_js, - /** @export */ ha: __munmap_js, - /** @export */ K: __setitimer_js, - /** @export */ qa: __tzset_js, - /** @export */ B: _emscripten_date_now, - /** @export */ pa: _emscripten_get_heap_max, - /** @export */ v: _emscripten_get_now, - /** @export */ oa: _emscripten_resize_heap, - /** @export */ J: _emscripten_sleep, - /** @export */ Aa: _environ_get, - /** @export */ za: _environ_sizes_get, - /** @export */ q: _exit, - /** @export */ r: _fd_close, - /** @export */ M: _fd_fdstat_get, - /** @export */ L: _fd_read, - /** @export */ la: _fd_seek, - /** @export */ ya: _fd_sync, - /** @export */ C: _fd_write, - /** @export */ I: _getaddrinfo, - /** @export */ ea: _getcontext, - /** @export */ da: _getdtablesize, - /** @export */ x: _getnameinfo, - /** @export */ ca: _getprotobyname, - /** @export */ ba: _getprotobynumber, - /** @export */ i: invoke_i, - /** @export */ c: invoke_ii, - /** @export */ b: invoke_iii, - /** @export */ f: invoke_iiii, - /** @export */ h: invoke_iiiii, - /** @export */ p: invoke_iiiiii, - /** @export */ t: invoke_iiiiiii, - /** @export */ w: invoke_iiiiiiii, - /** @export */ H: invoke_iiiiiiiiii, - /** @export */ na: invoke_jii, - /** @export */ e: invoke_v, - /** @export */ a: invoke_vi, - /** @export */ d: invoke_vii, - /** @export */ A: invoke_viidii, - /** @export */ g: invoke_viii, - /** @export */ j: invoke_viiii, - /** @export */ l: invoke_viiiii, - /** @export */ k: invoke_viiiiii, - /** @export */ aa: invoke_viiiiiii, - /** @export */ z: invoke_viiiiiiiii, - /** @export */ G: _js_create_input_device, - /** @export */ $: js_fd_read, - /** @export */ F: _js_open_process, - /** @export */ Z: js_popen_to_file, - /** @export */ Y: _js_process_status, - /** @export */ X: _js_waitpid, - /** @export */ W: _makecontext, - /** @export */ xa: _proc_exit, - /** @export */ V: _strftime, - /** @export */ U: _strftime_l, - /** @export */ T: _strptime, - /** @export */ S: _swapcontext, - /** @export */ s: _wasm_close, - /** @export */ u: wasm_poll_socket, - /** @export */ o: _wasm_setsockopt, - /** @export */ R: _wasm_shutdown -}; - -var wasmExports = createWasm(); - -var ___wasm_call_ctors = () => (___wasm_call_ctors = wasmExports["ib"])(); - -var _free = a0 => (_free = wasmExports["jb"])(a0); - -var _malloc = a0 => (_malloc = wasmExports["lb"])(a0); - -var _wasm_popen = Module["_wasm_popen"] = (a0, a1) => (_wasm_popen = Module["_wasm_popen"] = wasmExports["mb"])(a0, a1); - -var _wasm_php_exec = Module["_wasm_php_exec"] = (a0, a1, a2, a3) => (_wasm_php_exec = Module["_wasm_php_exec"] = wasmExports["nb"])(a0, a1, a2, a3); - -var _php_pollfd_for = Module["_php_pollfd_for"] = (a0, a1, a2) => (_php_pollfd_for = Module["_php_pollfd_for"] = wasmExports["ob"])(a0, a1, a2); - -var _htons = a0 => (_htons = wasmExports["pb"])(a0); - -var _ntohs = a0 => (_ntohs = wasmExports["qb"])(a0); - -var _htonl = a0 => (_htonl = wasmExports["rb"])(a0); - -var _wasm_sleep = Module["_wasm_sleep"] = a0 => (_wasm_sleep = Module["_wasm_sleep"] = wasmExports["sb"])(a0); - -var _fflush = a0 => (_fflush = wasmExports["tb"])(a0); - -var _wasm_read = Module["_wasm_read"] = (a0, a1, a2) => (_wasm_read = Module["_wasm_read"] = wasmExports["ub"])(a0, a1, a2); - -var ___wrap_select = Module["___wrap_select"] = (a0, a1, a2, a3, a4) => (___wrap_select = Module["___wrap_select"] = wasmExports["vb"])(a0, a1, a2, a3, a4); - -var _wasm_add_cli_arg = Module["_wasm_add_cli_arg"] = a0 => (_wasm_add_cli_arg = Module["_wasm_add_cli_arg"] = wasmExports["wb"])(a0); - -var _run_cli = Module["_run_cli"] = () => (_run_cli = Module["_run_cli"] = wasmExports["xb"])(); - -var _wasm_set_sapi_name = Module["_wasm_set_sapi_name"] = a0 => (_wasm_set_sapi_name = Module["_wasm_set_sapi_name"] = wasmExports["yb"])(a0); - -var _wasm_set_phpini_path = Module["_wasm_set_phpini_path"] = a0 => (_wasm_set_phpini_path = Module["_wasm_set_phpini_path"] = wasmExports["zb"])(a0); - -var _wasm_add_SERVER_entry = Module["_wasm_add_SERVER_entry"] = (a0, a1) => (_wasm_add_SERVER_entry = Module["_wasm_add_SERVER_entry"] = wasmExports["Ab"])(a0, a1); - -var _wasm_add_ENV_entry = Module["_wasm_add_ENV_entry"] = (a0, a1) => (_wasm_add_ENV_entry = Module["_wasm_add_ENV_entry"] = wasmExports["Bb"])(a0, a1); - -var _wasm_set_query_string = Module["_wasm_set_query_string"] = a0 => (_wasm_set_query_string = Module["_wasm_set_query_string"] = wasmExports["Cb"])(a0); - -var _wasm_set_path_translated = Module["_wasm_set_path_translated"] = a0 => (_wasm_set_path_translated = Module["_wasm_set_path_translated"] = wasmExports["Db"])(a0); - -var _wasm_set_skip_shebang = Module["_wasm_set_skip_shebang"] = a0 => (_wasm_set_skip_shebang = Module["_wasm_set_skip_shebang"] = wasmExports["Eb"])(a0); - -var _wasm_set_request_uri = Module["_wasm_set_request_uri"] = a0 => (_wasm_set_request_uri = Module["_wasm_set_request_uri"] = wasmExports["Fb"])(a0); - -var _wasm_set_request_method = Module["_wasm_set_request_method"] = a0 => (_wasm_set_request_method = Module["_wasm_set_request_method"] = wasmExports["Gb"])(a0); - -var _wasm_set_request_host = Module["_wasm_set_request_host"] = a0 => (_wasm_set_request_host = Module["_wasm_set_request_host"] = wasmExports["Hb"])(a0); - -var _wasm_set_content_type = Module["_wasm_set_content_type"] = a0 => (_wasm_set_content_type = Module["_wasm_set_content_type"] = wasmExports["Ib"])(a0); - -var _wasm_set_request_body = Module["_wasm_set_request_body"] = a0 => (_wasm_set_request_body = Module["_wasm_set_request_body"] = wasmExports["Jb"])(a0); - -var _wasm_set_content_length = Module["_wasm_set_content_length"] = a0 => (_wasm_set_content_length = Module["_wasm_set_content_length"] = wasmExports["Kb"])(a0); - -var _wasm_set_cookies = Module["_wasm_set_cookies"] = a0 => (_wasm_set_cookies = Module["_wasm_set_cookies"] = wasmExports["Lb"])(a0); - -var _wasm_set_request_port = Module["_wasm_set_request_port"] = a0 => (_wasm_set_request_port = Module["_wasm_set_request_port"] = wasmExports["Mb"])(a0); - -var _wasm_sapi_request_shutdown = Module["_wasm_sapi_request_shutdown"] = () => (_wasm_sapi_request_shutdown = Module["_wasm_sapi_request_shutdown"] = wasmExports["Nb"])(); - -var _wasm_sapi_handle_request = Module["_wasm_sapi_handle_request"] = () => (_wasm_sapi_handle_request = Module["_wasm_sapi_handle_request"] = wasmExports["Ob"])(); - -var _php_wasm_init = Module["_php_wasm_init"] = () => (_php_wasm_init = Module["_php_wasm_init"] = wasmExports["Pb"])(); - -var _wasm_free = Module["_wasm_free"] = a0 => (_wasm_free = Module["_wasm_free"] = wasmExports["Qb"])(a0); - -var ___funcs_on_exit = () => (___funcs_on_exit = wasmExports["Rb"])(); - -var _emscripten_builtin_memalign = (a0, a1) => (_emscripten_builtin_memalign = wasmExports["Sb"])(a0, a1); - -var __emscripten_timeout = (a0, a1) => (__emscripten_timeout = wasmExports["Tb"])(a0, a1); - -var _setThrew = (a0, a1) => (_setThrew = wasmExports["Ub"])(a0, a1); - -var __emscripten_tempret_set = a0 => (__emscripten_tempret_set = wasmExports["Vb"])(a0); - -var __emscripten_stack_restore = a0 => (__emscripten_stack_restore = wasmExports["Wb"])(a0); - -var __emscripten_stack_alloc = a0 => (__emscripten_stack_alloc = wasmExports["Xb"])(a0); - -var _emscripten_stack_get_current = () => (_emscripten_stack_get_current = wasmExports["Yb"])(); + */ var fullDate = new Date( + date.year, + date.month, + date.day, + date.hour, + date.min, + date.sec, + 0 + ); + HEAP32[tm >> 2] = fullDate.getSeconds(); + HEAP32[(tm + 4) >> 2] = fullDate.getMinutes(); + HEAP32[(tm + 8) >> 2] = fullDate.getHours(); + HEAP32[(tm + 12) >> 2] = fullDate.getDate(); + HEAP32[(tm + 16) >> 2] = fullDate.getMonth(); + HEAP32[(tm + 20) >> 2] = fullDate.getFullYear() - 1900; + HEAP32[(tm + 24) >> 2] = fullDate.getDay(); + HEAP32[(tm + 28) >> 2] = + arraySum( + isLeapYear(fullDate.getFullYear()) + ? MONTH_DAYS_LEAP + : MONTH_DAYS_REGULAR, + fullDate.getMonth() - 1 + ) + + fullDate.getDate() - + 1; + HEAP32[(tm + 32) >> 2] = 0; + HEAP32[(tm + 36) >> 2] = date.gmtoff; + // we need to convert the matched sequence into an integer array to take care of UTF-8 characters > 0x7F + // TODO: not sure that intArrayFromString handles all unicode characters correctly + return buf + intArrayFromString(matches[0]).length - 1; + } + return 0; + }; + + /** @type {function(...*):?} */ function _swapcontext() { + abort('missing function: swapcontext'); + } + + _swapcontext.stub = true; + + function _wasm_close(socketd) { + return PHPWASM.shutdownSocket(socketd, 2); + } + + function _wasm_setsockopt( + socketd, + level, + optionName, + optionValuePtr, + optionLen + ) { + const optionValue = HEAPU8[optionValuePtr]; + const SOL_SOCKET = 1; + const SO_KEEPALIVE = 9; + const IPPROTO_TCP = 6; + const TCP_NODELAY = 1; + const isSupported = + (level === SOL_SOCKET && optionName === SO_KEEPALIVE) || + (level === IPPROTO_TCP && optionName === TCP_NODELAY); + if (!isSupported) { + console.warn( + `Unsupported socket option: ${level}, ${optionName}, ${optionValue}` + ); + return -1; + } + const ws = PHPWASM.getAllWebSockets(socketd)[0]; + if (!ws) { + return -1; + } + ws.setSocketOpt(level, optionName, optionValuePtr); + return 0; + } + + function _wasm_shutdown(socketd, how) { + return PHPWASM.shutdownSocket(socketd, how); + } + + /** @type {WebAssembly.Table} */ var wasmTable; + + var runAndAbortIfError = (func) => { + try { + return func(); + } catch (e) { + abort(e); + } + }; + + var Asyncify = { + instrumentWasmImports(imports) { + var importPattern = + /^(_dlopen_js|invoke_i|invoke_ii|invoke_iii|invoke_iiii|invoke_iiiii|invoke_iiiiii|invoke_iiiiiii|invoke_iiiiiiii|invoke_iiiiiiiiii|invoke_v|invoke_vi|invoke_vii|invoke_viidii|invoke_viii|invoke_viiii|invoke_viiiii|invoke_viiiiii|invoke_viiiiiii|invoke_viiiiiiiii|js_open_process|_js_open_process|_asyncjs__js_open_process|js_popen_to_file|_js_popen_to_file|_asyncjs__js_popen_to_file|js_fd_read|_js_fd_read|js_module_onMessage|_js_module_onMessage|_asyncjs__js_module_onMessage|js_waitpid|_js_waitpid|_asyncjs__js_waitpid|wasm_poll_socket|_wasm_poll_socket|_asyncjs__wasm_poll_socket|wasm_shutdown|_wasm_shutdown|_asyncjs__wasm_shutdown|__asyncjs__.*)$/; + for (let [x, original] of Object.entries(imports)) { + if (typeof original == 'function') { + let isAsyncifyImport = + original.isAsync || importPattern.test(x); + } + } + }, + instrumentWasmExports(exports) { + var ret = {}; + for (let [x, original] of Object.entries(exports)) { + if (typeof original == 'function') { + ret[x] = (...args) => { + Asyncify.exportCallStack.push(x); + try { + return original(...args); + } finally { + if (!ABORT) { + var y = Asyncify.exportCallStack.pop(); + Asyncify.maybeStopUnwind(); + } + } + }; + } else { + ret[x] = original; + } + } + return ret; + }, + State: { + Normal: 0, + Unwinding: 1, + Rewinding: 2, + Disabled: 3, + }, + state: 0, + StackSize: 4096, + currData: null, + handleSleepReturnValue: 0, + exportCallStack: [], + callStackNameToId: {}, + callStackIdToName: {}, + callStackId: 0, + asyncPromiseHandlers: null, + sleepCallbacks: [], + getCallStackId(funcName) { + var id = Asyncify.callStackNameToId[funcName]; + if (id === undefined) { + id = Asyncify.callStackId++; + Asyncify.callStackNameToId[funcName] = id; + Asyncify.callStackIdToName[id] = funcName; + } + return id; + }, + maybeStopUnwind() { + if ( + Asyncify.currData && + Asyncify.state === Asyncify.State.Unwinding && + Asyncify.exportCallStack.length === 0 + ) { + // We just finished unwinding. + // Be sure to set the state before calling any other functions to avoid + // possible infinite recursion here (For example in debug pthread builds + // the dbg() function itself can call back into WebAssembly to get the + // current pthread_self() pointer). + Asyncify.state = Asyncify.State.Normal; + runtimeKeepalivePush(); + // Keep the runtime alive so that a re-wind can be done later. + runAndAbortIfError(_asyncify_stop_unwind); + if (typeof Fibers != 'undefined') { + Fibers.trampoline(); + } + } + }, + whenDone() { + return new Promise((resolve, reject) => { + Asyncify.asyncPromiseHandlers = { + resolve, + reject, + }; + }); + }, + allocateData() { + // An asyncify data structure has three fields: + // 0 current stack pos + // 4 max stack pos + // 8 id of function at bottom of the call stack (callStackIdToName[id] == name of js function) + // The Asyncify ABI only interprets the first two fields, the rest is for the runtime. + // We also embed a stack in the same memory region here, right next to the structure. + // This struct is also defined as asyncify_data_t in emscripten/fiber.h + var ptr = _malloc(12 + Asyncify.StackSize); + Asyncify.setDataHeader(ptr, ptr + 12, Asyncify.StackSize); + Asyncify.setDataRewindFunc(ptr); + return ptr; + }, + setDataHeader(ptr, stack, stackSize) { + HEAPU32[ptr >> 2] = stack; + HEAPU32[(ptr + 4) >> 2] = stack + stackSize; + }, + setDataRewindFunc(ptr) { + var bottomOfCallStack = Asyncify.exportCallStack[0]; + var rewindId = Asyncify.getCallStackId(bottomOfCallStack); + HEAP32[(ptr + 8) >> 2] = rewindId; + }, + getDataRewindFuncName(ptr) { + var id = HEAP32[(ptr + 8) >> 2]; + var name = Asyncify.callStackIdToName[id]; + return name; + }, + getDataRewindFunc(name) { + var func = wasmExports[name]; + return func; + }, + doRewind(ptr) { + var name = Asyncify.getDataRewindFuncName(ptr); + var func = Asyncify.getDataRewindFunc(name); + // Once we have rewound and the stack we no longer need to artificially + // keep the runtime alive. + runtimeKeepalivePop(); + return func(); + }, + handleSleep(startAsync) { + if (ABORT) return; + if (Asyncify.state === Asyncify.State.Normal) { + // Prepare to sleep. Call startAsync, and see what happens: + // if the code decided to call our callback synchronously, + // then no async operation was in fact begun, and we don't + // need to do anything. + var reachedCallback = false; + var reachedAfterCallback = false; + startAsync((handleSleepReturnValue = 0) => { + if (ABORT) return; + Asyncify.handleSleepReturnValue = handleSleepReturnValue; + reachedCallback = true; + if (!reachedAfterCallback) { + // We are happening synchronously, so no need for async. + return; + } + Asyncify.state = Asyncify.State.Rewinding; + runAndAbortIfError(() => + _asyncify_start_rewind(Asyncify.currData) + ); + if (typeof MainLoop != 'undefined' && MainLoop.func) { + MainLoop.resume(); + } + var asyncWasmReturnValue, + isError = false; + try { + asyncWasmReturnValue = Asyncify.doRewind( + Asyncify.currData + ); + } catch (err) { + asyncWasmReturnValue = err; + isError = true; + } + // Track whether the return value was handled by any promise handlers. + var handled = false; + if (!Asyncify.currData) { + // All asynchronous execution has finished. + // `asyncWasmReturnValue` now contains the final + // return value of the exported async WASM function. + // Note: `asyncWasmReturnValue` is distinct from + // `Asyncify.handleSleepReturnValue`. + // `Asyncify.handleSleepReturnValue` contains the return + // value of the last C function to have executed + // `Asyncify.handleSleep()`, where as `asyncWasmReturnValue` + // contains the return value of the exported WASM function + // that may have called C functions that + // call `Asyncify.handleSleep()`. + var asyncPromiseHandlers = + Asyncify.asyncPromiseHandlers; + if (asyncPromiseHandlers) { + Asyncify.asyncPromiseHandlers = null; + (isError + ? asyncPromiseHandlers.reject + : asyncPromiseHandlers.resolve)( + asyncWasmReturnValue + ); + handled = true; + } + } + if (isError && !handled) { + // If there was an error and it was not handled by now, we have no choice but to + // rethrow that error into the global scope where it can be caught only by + // `onerror` or `onunhandledpromiserejection`. + throw asyncWasmReturnValue; + } + }); + reachedAfterCallback = true; + if (!reachedCallback) { + // A true async operation was begun; start a sleep. + Asyncify.state = Asyncify.State.Unwinding; + // TODO: reuse, don't alloc/free every sleep + Asyncify.currData = Asyncify.allocateData(); + if (typeof MainLoop != 'undefined' && MainLoop.func) { + MainLoop.pause(); + } + runAndAbortIfError(() => + _asyncify_start_unwind(Asyncify.currData) + ); + } + } else if (Asyncify.state === Asyncify.State.Rewinding) { + // Stop a resume. + Asyncify.state = Asyncify.State.Normal; + runAndAbortIfError(_asyncify_stop_rewind); + _free(Asyncify.currData); + Asyncify.currData = null; + // Call all sleep callbacks now that the sleep-resume is all done. + Asyncify.sleepCallbacks.forEach(callUserCallback); + } else { + abort(`invalid state: ${Asyncify.state}`); + } + return Asyncify.handleSleepReturnValue; + }, + handleAsync(startAsync) { + return Asyncify.handleSleep((wakeUp) => { + // TODO: add error handling as a second param when handleSleep implements it. + startAsync().then(wakeUp); + }); + }, + }; + + var getCFunc = (ident) => { + var func = Module['_' + ident]; + // closure exported function + return func; + }; + + var writeArrayToMemory = (array, buffer) => { + HEAP8.set(array, buffer); + }; + + /** + * @param {string|null=} returnType + * @param {Array=} argTypes + * @param {Arguments|Array=} args + * @param {Object=} opts + */ var ccall = (ident, returnType, argTypes, args, opts) => { + // For fast lookup of conversion functions + var toC = { + string: (str) => { + var ret = 0; + if (str !== null && str !== undefined && str !== 0) { + // null string + ret = stringToUTF8OnStack(str); + } + return ret; + }, + array: (arr) => { + var ret = stackAlloc(arr.length); + writeArrayToMemory(arr, ret); + return ret; + }, + }; + function convertReturnValue(ret) { + if (returnType === 'string') { + return UTF8ToString(ret); + } + if (returnType === 'boolean') return Boolean(ret); + return ret; + } + var func = getCFunc(ident); + var cArgs = []; + var stack = 0; + if (args) { + for (var i = 0; i < args.length; i++) { + var converter = toC[argTypes[i]]; + if (converter) { + if (stack === 0) stack = stackSave(); + cArgs[i] = converter(args[i]); + } else { + cArgs[i] = args[i]; + } + } + } + // Data for a previous async operation that was in flight before us. + var previousAsync = Asyncify.currData; + var ret = func(...cArgs); + function onDone(ret) { + runtimeKeepalivePop(); + if (stack !== 0) stackRestore(stack); + return convertReturnValue(ret); + } + var asyncMode = opts?.async; + // Keep the runtime alive through all calls. Note that this call might not be + // async, but for simplicity we push and pop in all calls. + runtimeKeepalivePush(); + if (Asyncify.currData != previousAsync) { + // This is a new async operation. The wasm is paused and has unwound its stack. + // We need to return a Promise that resolves the return value + // once the stack is rewound and execution finishes. + return Asyncify.whenDone().then(onDone); + } + ret = onDone(ret); + // If this is an async ccall, ensure we return a promise + if (asyncMode) return Promise.resolve(ret); + return ret; + }; + + var FS_createPath = FS.createPath; + + var FS_unlink = (path) => FS.unlink(path); + + var FS_createLazyFile = FS.createLazyFile; + + var FS_createDevice = FS.createDevice; + + FS.createPreloadedFile = FS_createPreloadedFile; + + FS.staticInit(); + + // Set module methods based on EXPORTED_RUNTIME_METHODS + Module['FS_createPath'] = FS.createPath; + + Module['FS_createDataFile'] = FS.createDataFile; + + Module['FS_createPreloadedFile'] = FS.createPreloadedFile; + + Module['FS_unlink'] = FS.unlink; + + Module['FS_createLazyFile'] = FS.createLazyFile; + + Module['FS_createDevice'] = FS.createDevice; + + // This error may happen quite a bit. To avoid overhead we reuse it (and + // suffer a lack of stack info). + MEMFS.doesNotExistError = new FS.ErrnoError(44); + + /** @suppress {checkTypes} */ MEMFS.doesNotExistError.stack = + ''; + + if (ENVIRONMENT_IS_NODE) { + NODEFS.staticInit(); + } + + PHPWASM.init(); + + var wasmImports = { + /** @export */ eb: _SharpYuvConvert, + /** @export */ db: _SharpYuvGetConversionMatrix, + /** @export */ cb: _SharpYuvInit, + /** @export */ n: ___assert_fail, + /** @export */ ga: __asyncjs__js_module_onMessage, + /** @export */ bb: ___call_sighandler, + /** @export */ ab: ___syscall_accept4, + /** @export */ $a: ___syscall_bind, + /** @export */ _a: ___syscall_chdir, + /** @export */ Q: ___syscall_chmod, + /** @export */ Za: ___syscall_connect, + /** @export */ Ya: ___syscall_dup, + /** @export */ Xa: ___syscall_dup3, + /** @export */ Wa: ___syscall_faccessat, + /** @export */ ca: ___syscall_fallocate, + /** @export */ Va: ___syscall_fchmod, + /** @export */ Ua: ___syscall_fchown32, + /** @export */ P: ___syscall_fchownat, + /** @export */ m: ___syscall_fcntl64, + /** @export */ Ta: ___syscall_fdatasync, + /** @export */ Sa: ___syscall_fstat64, + /** @export */ ba: ___syscall_ftruncate64, + /** @export */ Ra: ___syscall_getcwd, + /** @export */ Qa: ___syscall_getdents64, + /** @export */ Pa: ___syscall_getpeername, + /** @export */ Oa: ___syscall_getsockname, + /** @export */ Na: ___syscall_getsockopt, + /** @export */ D: ___syscall_ioctl, + /** @export */ Ma: ___syscall_listen, + /** @export */ La: ___syscall_lstat64, + /** @export */ Ka: ___syscall_mkdirat, + /** @export */ Ja: ___syscall_newfstatat, + /** @export */ y: ___syscall_openat, + /** @export */ Ia: ___syscall_pipe, + /** @export */ Ha: ___syscall_poll, + /** @export */ Ga: ___syscall_readlinkat, + /** @export */ Fa: ___syscall_recvfrom, + /** @export */ Ea: ___syscall_renameat, + /** @export */ O: ___syscall_rmdir, + /** @export */ Da: ___syscall_sendto, + /** @export */ N: ___syscall_socket, + /** @export */ Ca: ___syscall_stat64, + /** @export */ Ba: ___syscall_statfs64, + /** @export */ Aa: ___syscall_symlinkat, + /** @export */ C: ___syscall_unlinkat, + /** @export */ za: ___syscall_utimensat, + /** @export */ ua: __abort_js, + /** @export */ ta: __emscripten_lookup_name, + /** @export */ sa: __emscripten_memcpy_js, + /** @export */ ra: __emscripten_runtime_keepalive_clear, + /** @export */ qa: __emscripten_throw_longjmp, + /** @export */ _: __gmtime_js, + /** @export */ Z: __localtime_js, + /** @export */ Y: __mktime_js, + /** @export */ X: __mmap_js, + /** @export */ W: __munmap_js, + /** @export */ K: __setitimer_js, + /** @export */ pa: __tzset_js, + /** @export */ aa: _clock_time_get, + /** @export */ J: _emscripten_date_now, + /** @export */ oa: _emscripten_get_heap_max, + /** @export */ x: _emscripten_get_now, + /** @export */ na: _emscripten_resize_heap, + /** @export */ I: _emscripten_sleep, + /** @export */ ya: _environ_get, + /** @export */ xa: _environ_sizes_get, + /** @export */ q: _exit, + /** @export */ r: _fd_close, + /** @export */ M: _fd_fdstat_get, + /** @export */ L: _fd_read, + /** @export */ $: _fd_seek, + /** @export */ wa: _fd_sync, + /** @export */ B: _fd_write, + /** @export */ H: _getaddrinfo, + /** @export */ ma: _getcontext, + /** @export */ la: _getdtablesize, + /** @export */ w: _getnameinfo, + /** @export */ ka: _getprotobyname, + /** @export */ ja: _getprotobynumber, + /** @export */ i: invoke_i, + /** @export */ c: invoke_ii, + /** @export */ b: invoke_iii, + /** @export */ f: invoke_iiii, + /** @export */ h: invoke_iiiii, + /** @export */ p: invoke_iiiiii, + /** @export */ t: invoke_iiiiiii, + /** @export */ v: invoke_iiiiiiii, + /** @export */ G: invoke_iiiiiiiiii, + /** @export */ V: invoke_jii, + /** @export */ e: invoke_v, + /** @export */ a: invoke_vi, + /** @export */ d: invoke_vii, + /** @export */ A: invoke_viidii, + /** @export */ g: invoke_viii, + /** @export */ j: invoke_viiii, + /** @export */ l: invoke_viiiii, + /** @export */ k: invoke_viiiiii, + /** @export */ ia: invoke_viiiiiii, + /** @export */ z: invoke_viiiiiiiii, + /** @export */ F: _js_create_input_device, + /** @export */ ha: js_fd_read, + /** @export */ E: _js_open_process, + /** @export */ fa: js_popen_to_file, + /** @export */ ea: _js_process_status, + /** @export */ da: _js_waitpid, + /** @export */ U: _makecontext, + /** @export */ va: _proc_exit, + /** @export */ T: _strptime, + /** @export */ S: _swapcontext, + /** @export */ s: _wasm_close, + /** @export */ u: wasm_poll_socket, + /** @export */ o: _wasm_setsockopt, + /** @export */ R: _wasm_shutdown, + }; + + var wasmExports; + + createWasm(); + + var ___wasm_call_ctors = () => (___wasm_call_ctors = wasmExports['gb'])(); + + var _free = (a0) => (_free = wasmExports['ib'])(a0); + + var _malloc = (a0) => (_malloc = wasmExports['jb'])(a0); + + var _wasm_popen = (Module['_wasm_popen'] = (a0, a1) => + (_wasm_popen = Module['_wasm_popen'] = wasmExports['kb'])(a0, a1)); + + var _wasm_php_exec = (Module['_wasm_php_exec'] = (a0, a1, a2, a3) => + (_wasm_php_exec = Module['_wasm_php_exec'] = wasmExports['lb'])( + a0, + a1, + a2, + a3 + )); + + var _php_pollfd_for = (Module['_php_pollfd_for'] = (a0, a1, a2) => + (_php_pollfd_for = Module['_php_pollfd_for'] = wasmExports['mb'])( + a0, + a1, + a2 + )); + + var _htons = (a0) => (_htons = wasmExports['nb'])(a0); + + var _ntohs = (a0) => (_ntohs = wasmExports['ob'])(a0); + + var _htonl = (a0) => (_htonl = wasmExports['pb'])(a0); + + var _wasm_sleep = (Module['_wasm_sleep'] = (a0) => + (_wasm_sleep = Module['_wasm_sleep'] = wasmExports['qb'])(a0)); + + var _fflush = (a0) => (_fflush = wasmExports['rb'])(a0); + + var _wasm_read = (Module['_wasm_read'] = (a0, a1, a2) => + (_wasm_read = Module['_wasm_read'] = wasmExports['sb'])(a0, a1, a2)); + + var ___wrap_select = (Module['___wrap_select'] = (a0, a1, a2, a3, a4) => + (___wrap_select = Module['___wrap_select'] = wasmExports['tb'])( + a0, + a1, + a2, + a3, + a4 + )); + + var _wasm_add_cli_arg = (Module['_wasm_add_cli_arg'] = (a0) => + (_wasm_add_cli_arg = Module['_wasm_add_cli_arg'] = wasmExports['ub'])( + a0 + )); + + var _run_cli = (Module['_run_cli'] = () => + (_run_cli = Module['_run_cli'] = wasmExports['vb'])()); + + var _wasm_set_sapi_name = (Module['_wasm_set_sapi_name'] = (a0) => + (_wasm_set_sapi_name = Module['_wasm_set_sapi_name'] = + wasmExports['wb'])(a0)); + + var _wasm_set_phpini_path = (Module['_wasm_set_phpini_path'] = (a0) => + (_wasm_set_phpini_path = Module['_wasm_set_phpini_path'] = + wasmExports['xb'])(a0)); + + var _wasm_add_SERVER_entry = (Module['_wasm_add_SERVER_entry'] = (a0, a1) => + (_wasm_add_SERVER_entry = Module['_wasm_add_SERVER_entry'] = + wasmExports['yb'])(a0, a1)); + + var _wasm_add_ENV_entry = (Module['_wasm_add_ENV_entry'] = (a0, a1) => + (_wasm_add_ENV_entry = Module['_wasm_add_ENV_entry'] = + wasmExports['zb'])(a0, a1)); + + var _wasm_set_query_string = (Module['_wasm_set_query_string'] = (a0) => + (_wasm_set_query_string = Module['_wasm_set_query_string'] = + wasmExports['Ab'])(a0)); + + var _wasm_set_path_translated = (Module['_wasm_set_path_translated'] = ( + a0 + ) => + (_wasm_set_path_translated = Module['_wasm_set_path_translated'] = + wasmExports['Bb'])(a0)); + + var _wasm_set_skip_shebang = (Module['_wasm_set_skip_shebang'] = (a0) => + (_wasm_set_skip_shebang = Module['_wasm_set_skip_shebang'] = + wasmExports['Cb'])(a0)); -var dynCall_iiii = Module["dynCall_iiii"] = (a0, a1, a2, a3) => (dynCall_iiii = Module["dynCall_iiii"] = wasmExports["Zb"])(a0, a1, a2, a3); + var _wasm_set_request_uri = (Module['_wasm_set_request_uri'] = (a0) => + (_wasm_set_request_uri = Module['_wasm_set_request_uri'] = + wasmExports['Db'])(a0)); -var dynCall_ii = Module["dynCall_ii"] = (a0, a1) => (dynCall_ii = Module["dynCall_ii"] = wasmExports["_b"])(a0, a1); + var _wasm_set_request_method = (Module['_wasm_set_request_method'] = (a0) => + (_wasm_set_request_method = Module['_wasm_set_request_method'] = + wasmExports['Eb'])(a0)); -var dynCall_vi = Module["dynCall_vi"] = (a0, a1) => (dynCall_vi = Module["dynCall_vi"] = wasmExports["$b"])(a0, a1); - -var dynCall_vii = Module["dynCall_vii"] = (a0, a1, a2) => (dynCall_vii = Module["dynCall_vii"] = wasmExports["ac"])(a0, a1, a2); - -var dynCall_viiiii = Module["dynCall_viiiii"] = (a0, a1, a2, a3, a4, a5) => (dynCall_viiiii = Module["dynCall_viiiii"] = wasmExports["bc"])(a0, a1, a2, a3, a4, a5); - -var dynCall_iii = Module["dynCall_iii"] = (a0, a1, a2) => (dynCall_iii = Module["dynCall_iii"] = wasmExports["cc"])(a0, a1, a2); - -var dynCall_iiiii = Module["dynCall_iiiii"] = (a0, a1, a2, a3, a4) => (dynCall_iiiii = Module["dynCall_iiiii"] = wasmExports["dc"])(a0, a1, a2, a3, a4); - -var dynCall_iiiiii = Module["dynCall_iiiiii"] = (a0, a1, a2, a3, a4, a5) => (dynCall_iiiiii = Module["dynCall_iiiiii"] = wasmExports["ec"])(a0, a1, a2, a3, a4, a5); - -var dynCall_viii = Module["dynCall_viii"] = (a0, a1, a2, a3) => (dynCall_viii = Module["dynCall_viii"] = wasmExports["fc"])(a0, a1, a2, a3); - -var dynCall_v = Module["dynCall_v"] = a0 => (dynCall_v = Module["dynCall_v"] = wasmExports["gc"])(a0); - -var dynCall_i = Module["dynCall_i"] = a0 => (dynCall_i = Module["dynCall_i"] = wasmExports["hc"])(a0); - -var dynCall_viiii = Module["dynCall_viiii"] = (a0, a1, a2, a3, a4) => (dynCall_viiii = Module["dynCall_viiii"] = wasmExports["ic"])(a0, a1, a2, a3, a4); - -var dynCall_iiiiiii = Module["dynCall_iiiiiii"] = (a0, a1, a2, a3, a4, a5, a6) => (dynCall_iiiiiii = Module["dynCall_iiiiiii"] = wasmExports["jc"])(a0, a1, a2, a3, a4, a5, a6); - -var dynCall_viiiiiiiii = Module["dynCall_viiiiiiiii"] = (a0, a1, a2, a3, a4, a5, a6, a7, a8, a9) => (dynCall_viiiiiiiii = Module["dynCall_viiiiiiiii"] = wasmExports["kc"])(a0, a1, a2, a3, a4, a5, a6, a7, a8, a9); - -var dynCall_viiiiiii = Module["dynCall_viiiiiii"] = (a0, a1, a2, a3, a4, a5, a6, a7) => (dynCall_viiiiiii = Module["dynCall_viiiiiii"] = wasmExports["lc"])(a0, a1, a2, a3, a4, a5, a6, a7); - -var dynCall_viiiiii = Module["dynCall_viiiiii"] = (a0, a1, a2, a3, a4, a5, a6) => (dynCall_viiiiii = Module["dynCall_viiiiii"] = wasmExports["mc"])(a0, a1, a2, a3, a4, a5, a6); - -var dynCall_iiiiiiii = Module["dynCall_iiiiiiii"] = (a0, a1, a2, a3, a4, a5, a6, a7) => (dynCall_iiiiiiii = Module["dynCall_iiiiiiii"] = wasmExports["nc"])(a0, a1, a2, a3, a4, a5, a6, a7); - -var dynCall_iiiiiiiiii = Module["dynCall_iiiiiiiiii"] = (a0, a1, a2, a3, a4, a5, a6, a7, a8, a9) => (dynCall_iiiiiiiiii = Module["dynCall_iiiiiiiiii"] = wasmExports["oc"])(a0, a1, a2, a3, a4, a5, a6, a7, a8, a9); - -var dynCall_jii = Module["dynCall_jii"] = (a0, a1, a2) => (dynCall_jii = Module["dynCall_jii"] = wasmExports["pc"])(a0, a1, a2); - -var dynCall_viidii = Module["dynCall_viidii"] = (a0, a1, a2, a3, a4, a5) => (dynCall_viidii = Module["dynCall_viidii"] = wasmExports["qc"])(a0, a1, a2, a3, a4, a5); - -var _asyncify_start_unwind = a0 => (_asyncify_start_unwind = wasmExports["rc"])(a0); - -var _asyncify_stop_unwind = () => (_asyncify_stop_unwind = wasmExports["sc"])(); - -var _asyncify_start_rewind = a0 => (_asyncify_start_rewind = wasmExports["tc"])(a0); - -var _asyncify_stop_rewind = () => (_asyncify_stop_rewind = wasmExports["uc"])(); - -function invoke_iiiiiii(index, a1, a2, a3, a4, a5, a6) { - var sp = stackSave(); - try { - return dynCall_iiiiiii(index, a1, a2, a3, a4, a5, a6); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_vi(index, a1) { - var sp = stackSave(); - try { - dynCall_vi(index, a1); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_iiii(index, a1, a2, a3) { - var sp = stackSave(); - try { - return dynCall_iiii(index, a1, a2, a3); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_iii(index, a1, a2) { - var sp = stackSave(); - try { - return dynCall_iii(index, a1, a2); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_vii(index, a1, a2) { - var sp = stackSave(); - try { - dynCall_vii(index, a1, a2); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_ii(index, a1) { - var sp = stackSave(); - try { - return dynCall_ii(index, a1); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_viii(index, a1, a2, a3) { - var sp = stackSave(); - try { - dynCall_viii(index, a1, a2, a3); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_v(index) { - var sp = stackSave(); - try { - dynCall_v(index); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_i(index) { - var sp = stackSave(); - try { - return dynCall_i(index); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_viiii(index, a1, a2, a3, a4) { - var sp = stackSave(); - try { - dynCall_viiii(index, a1, a2, a3, a4); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_viiiii(index, a1, a2, a3, a4, a5) { - var sp = stackSave(); - try { - dynCall_viiiii(index, a1, a2, a3, a4, a5); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_iiiiii(index, a1, a2, a3, a4, a5) { - var sp = stackSave(); - try { - return dynCall_iiiiii(index, a1, a2, a3, a4, a5); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_iiiii(index, a1, a2, a3, a4) { - var sp = stackSave(); - try { - return dynCall_iiiii(index, a1, a2, a3, a4); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_iiiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8, a9) { - var sp = stackSave(); - try { - return dynCall_iiiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8, a9); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_viiiiii(index, a1, a2, a3, a4, a5, a6) { - var sp = stackSave(); - try { - dynCall_viiiiii(index, a1, a2, a3, a4, a5, a6); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_viidii(index, a1, a2, a3, a4, a5) { - var sp = stackSave(); - try { - dynCall_viidii(index, a1, a2, a3, a4, a5); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_viiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8, a9) { - var sp = stackSave(); - try { - dynCall_viiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8, a9); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_iiiiiiii(index, a1, a2, a3, a4, a5, a6, a7) { - var sp = stackSave(); - try { - return dynCall_iiiiiiii(index, a1, a2, a3, a4, a5, a6, a7); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_viiiiiii(index, a1, a2, a3, a4, a5, a6, a7) { - var sp = stackSave(); - try { - dynCall_viiiiiii(index, a1, a2, a3, a4, a5, a6, a7); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -function invoke_jii(index, a1, a2) { - var sp = stackSave(); - try { - return dynCall_jii(index, a1, a2); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} - -Module["addRunDependency"] = addRunDependency; - -Module["removeRunDependency"] = removeRunDependency; - -Module["wasmExports"] = wasmExports; - -Module["ccall"] = ccall; - -Module["FS_createPreloadedFile"] = FS_createPreloadedFile; - -Module["FS_unlink"] = FS_unlink; - -Module["FS_createPath"] = FS_createPath; - -Module["FS_createDevice"] = FS_createDevice; - -Module["FS_createDataFile"] = FS_createDataFile; - -Module["FS_createLazyFile"] = FS_createLazyFile; - -Module["PROXYFS"] = PROXYFS; - -var calledRun; - -dependenciesFulfilled = function runCaller() { - if (!calledRun) run(); - if (!calledRun) dependenciesFulfilled = runCaller; -}; - -function run() { - if (runDependencies > 0) { - return; - } - preRun(); - if (runDependencies > 0) { - return; - } - function doRun() { - if (calledRun) return; - calledRun = true; - Module["calledRun"] = true; - if (ABORT) return; - initRuntime(); - if (Module["onRuntimeInitialized"]) Module["onRuntimeInitialized"](); - postRun(); - } - if (Module["setStatus"]) { - Module["setStatus"]("Running..."); - setTimeout(function() { - setTimeout(function() { - Module["setStatus"](""); - }, 1); - doRun(); - }, 1); - } else { - doRun(); - } -} - -if (Module["preInit"]) { - if (typeof Module["preInit"] == "function") Module["preInit"] = [ Module["preInit"] ]; - while (Module["preInit"].length > 0) { - Module["preInit"].pop()(); - } -} - -run(); -/** - * Emscripten resolves `localhost` to a random IP address. Let's - * make it always resolve to 127.0.0.1. - */ -DNS.address_map.addrs.localhost = '127.0.0.1'; - -/** - * Debugging Asyncify errors is tricky because the stack trace is lost when the - * error is thrown. This code saves the stack trace in a global variable - * so that it can be inspected later. - */ -PHPLoader.debug = 'debug' in PHPLoader ? PHPLoader.debug : true; -if (PHPLoader.debug && typeof Asyncify !== "undefined") { - const originalHandleSleep = Asyncify.handleSleep; - Asyncify.handleSleep = function (startAsync) { - if (!ABORT) { - Module["lastAsyncifyStackSource"] = new Error(); - } - return originalHandleSleep(startAsync); - } -} - -/** - * Data dependencies call removeRunDependency() when they are loaded. - * The synchronous call stack then continues to run. If an error occurs - * in PHP initialization, e.g. Out Of Memory error, it will not be - * caught by any try/catch. This override propagates the failure to - * PHPLoader.onAbort() so that it can be handled. - */ -const originalRemoveRunDependency = PHPLoader['removeRunDependency']; -PHPLoader['removeRunDependency'] = function (...args) { - try { - originalRemoveRunDependency(...args); - } catch (e) { - PHPLoader['onAbort'](e); - } -} + var _wasm_set_request_host = (Module['_wasm_set_request_host'] = (a0) => + (_wasm_set_request_host = Module['_wasm_set_request_host'] = + wasmExports['Fb'])(a0)); -/** - * Other exports live in the Dockerfile in: - * - * * EXPORTED_RUNTIME_METHODS - * * EXPORTED_FUNCTIONS - * - * These exports, however, live in here because: - * - * * Listing them in EXPORTED_RUNTIME_METHODS doesn't actually - * export them. This could be a bug in Emscripten or a consequence of - * that option being deprecated. - * * Listing them in EXPORTED_FUNCTIONS works, but they are overridden - * on every `BasePHP.run()` call. This is a problem because we want to - * spy on these calls in some unit tests. - * - * Therefore, we export them here. - */ -PHPLoader['malloc'] = _malloc; -PHPLoader['free'] = typeof _free === 'function' ? _free : PHPLoader['_wasm_free']; - -return PHPLoader; - -// Close the opening bracket from esm-prefix.js: + var _wasm_set_content_type = (Module['_wasm_set_content_type'] = (a0) => + (_wasm_set_content_type = Module['_wasm_set_content_type'] = + wasmExports['Gb'])(a0)); + + var _wasm_set_request_body = (Module['_wasm_set_request_body'] = (a0) => + (_wasm_set_request_body = Module['_wasm_set_request_body'] = + wasmExports['Hb'])(a0)); + + var _wasm_set_content_length = (Module['_wasm_set_content_length'] = (a0) => + (_wasm_set_content_length = Module['_wasm_set_content_length'] = + wasmExports['Ib'])(a0)); + + var _wasm_set_cookies = (Module['_wasm_set_cookies'] = (a0) => + (_wasm_set_cookies = Module['_wasm_set_cookies'] = wasmExports['Jb'])( + a0 + )); + + var _wasm_set_request_port = (Module['_wasm_set_request_port'] = (a0) => + (_wasm_set_request_port = Module['_wasm_set_request_port'] = + wasmExports['Kb'])(a0)); + + var _wasm_sapi_request_shutdown = (Module['_wasm_sapi_request_shutdown'] = + () => + (_wasm_sapi_request_shutdown = Module[ + '_wasm_sapi_request_shutdown' + ] = + wasmExports['Lb'])()); + + var _wasm_sapi_handle_request = (Module['_wasm_sapi_handle_request'] = () => + (_wasm_sapi_handle_request = Module['_wasm_sapi_handle_request'] = + wasmExports['Mb'])()); + + var _php_wasm_init = (Module['_php_wasm_init'] = () => + (_php_wasm_init = Module['_php_wasm_init'] = wasmExports['Nb'])()); + + var _wasm_free = (Module['_wasm_free'] = (a0) => + (_wasm_free = Module['_wasm_free'] = wasmExports['Ob'])(a0)); + + var ___funcs_on_exit = () => (___funcs_on_exit = wasmExports['Pb'])(); + + var _emscripten_builtin_memalign = (a0, a1) => + (_emscripten_builtin_memalign = wasmExports['Qb'])(a0, a1); + + var __emscripten_timeout = (a0, a1) => + (__emscripten_timeout = wasmExports['Rb'])(a0, a1); + + var _setThrew = (a0, a1) => (_setThrew = wasmExports['Sb'])(a0, a1); + + var __emscripten_tempret_set = (a0) => + (__emscripten_tempret_set = wasmExports['Tb'])(a0); + + var __emscripten_stack_restore = (a0) => + (__emscripten_stack_restore = wasmExports['Ub'])(a0); + + var __emscripten_stack_alloc = (a0) => + (__emscripten_stack_alloc = wasmExports['Vb'])(a0); + + var _emscripten_stack_get_current = () => + (_emscripten_stack_get_current = wasmExports['Wb'])(); + + var dynCall_iiii = (Module['dynCall_iiii'] = (a0, a1, a2, a3) => + (dynCall_iiii = Module['dynCall_iiii'] = wasmExports['Xb'])( + a0, + a1, + a2, + a3 + )); + + var dynCall_ii = (Module['dynCall_ii'] = (a0, a1) => + (dynCall_ii = Module['dynCall_ii'] = wasmExports['Yb'])(a0, a1)); + + var dynCall_vi = (Module['dynCall_vi'] = (a0, a1) => + (dynCall_vi = Module['dynCall_vi'] = wasmExports['Zb'])(a0, a1)); + + var dynCall_vii = (Module['dynCall_vii'] = (a0, a1, a2) => + (dynCall_vii = Module['dynCall_vii'] = wasmExports['_b'])(a0, a1, a2)); + + var dynCall_viiiii = (Module['dynCall_viiiii'] = (a0, a1, a2, a3, a4, a5) => + (dynCall_viiiii = Module['dynCall_viiiii'] = wasmExports['$b'])( + a0, + a1, + a2, + a3, + a4, + a5 + )); + + var dynCall_iii = (Module['dynCall_iii'] = (a0, a1, a2) => + (dynCall_iii = Module['dynCall_iii'] = wasmExports['ac'])(a0, a1, a2)); + + var dynCall_iiiii = (Module['dynCall_iiiii'] = (a0, a1, a2, a3, a4) => + (dynCall_iiiii = Module['dynCall_iiiii'] = wasmExports['bc'])( + a0, + a1, + a2, + a3, + a4 + )); + + var dynCall_iiiiii = (Module['dynCall_iiiiii'] = (a0, a1, a2, a3, a4, a5) => + (dynCall_iiiiii = Module['dynCall_iiiiii'] = wasmExports['cc'])( + a0, + a1, + a2, + a3, + a4, + a5 + )); + + var dynCall_viii = (Module['dynCall_viii'] = (a0, a1, a2, a3) => + (dynCall_viii = Module['dynCall_viii'] = wasmExports['dc'])( + a0, + a1, + a2, + a3 + )); + + var dynCall_v = (Module['dynCall_v'] = (a0) => + (dynCall_v = Module['dynCall_v'] = wasmExports['ec'])(a0)); + + var dynCall_i = (Module['dynCall_i'] = (a0) => + (dynCall_i = Module['dynCall_i'] = wasmExports['fc'])(a0)); + + var dynCall_viiii = (Module['dynCall_viiii'] = (a0, a1, a2, a3, a4) => + (dynCall_viiii = Module['dynCall_viiii'] = wasmExports['gc'])( + a0, + a1, + a2, + a3, + a4 + )); + + var dynCall_iiiiiii = (Module['dynCall_iiiiiii'] = ( + a0, + a1, + a2, + a3, + a4, + a5, + a6 + ) => + (dynCall_iiiiiii = Module['dynCall_iiiiiii'] = wasmExports['hc'])( + a0, + a1, + a2, + a3, + a4, + a5, + a6 + )); + + var dynCall_viiiiiiiii = (Module['dynCall_viiiiiiiii'] = ( + a0, + a1, + a2, + a3, + a4, + a5, + a6, + a7, + a8, + a9 + ) => + (dynCall_viiiiiiiii = Module['dynCall_viiiiiiiii'] = wasmExports['ic'])( + a0, + a1, + a2, + a3, + a4, + a5, + a6, + a7, + a8, + a9 + )); + + var dynCall_viiiiiii = (Module['dynCall_viiiiiii'] = ( + a0, + a1, + a2, + a3, + a4, + a5, + a6, + a7 + ) => + (dynCall_viiiiiii = Module['dynCall_viiiiiii'] = wasmExports['jc'])( + a0, + a1, + a2, + a3, + a4, + a5, + a6, + a7 + )); + + var dynCall_viiiiii = (Module['dynCall_viiiiii'] = ( + a0, + a1, + a2, + a3, + a4, + a5, + a6 + ) => + (dynCall_viiiiii = Module['dynCall_viiiiii'] = wasmExports['kc'])( + a0, + a1, + a2, + a3, + a4, + a5, + a6 + )); + + var dynCall_iiiiiiii = (Module['dynCall_iiiiiiii'] = ( + a0, + a1, + a2, + a3, + a4, + a5, + a6, + a7 + ) => + (dynCall_iiiiiiii = Module['dynCall_iiiiiiii'] = wasmExports['lc'])( + a0, + a1, + a2, + a3, + a4, + a5, + a6, + a7 + )); + + var dynCall_iiiiiiiiii = (Module['dynCall_iiiiiiiiii'] = ( + a0, + a1, + a2, + a3, + a4, + a5, + a6, + a7, + a8, + a9 + ) => + (dynCall_iiiiiiiiii = Module['dynCall_iiiiiiiiii'] = wasmExports['mc'])( + a0, + a1, + a2, + a3, + a4, + a5, + a6, + a7, + a8, + a9 + )); + + var dynCall_jii = (Module['dynCall_jii'] = (a0, a1, a2) => + (dynCall_jii = Module['dynCall_jii'] = wasmExports['nc'])(a0, a1, a2)); + + var dynCall_viidii = (Module['dynCall_viidii'] = (a0, a1, a2, a3, a4, a5) => + (dynCall_viidii = Module['dynCall_viidii'] = wasmExports['oc'])( + a0, + a1, + a2, + a3, + a4, + a5 + )); + + var _asyncify_start_unwind = (a0) => + (_asyncify_start_unwind = wasmExports['pc'])(a0); + + var _asyncify_stop_unwind = () => + (_asyncify_stop_unwind = wasmExports['qc'])(); + + var _asyncify_start_rewind = (a0) => + (_asyncify_start_rewind = wasmExports['rc'])(a0); + + var _asyncify_stop_rewind = () => + (_asyncify_stop_rewind = wasmExports['sc'])(); + + function invoke_iiiiiii(index, a1, a2, a3, a4, a5, a6) { + var sp = stackSave(); + try { + return dynCall_iiiiiii(index, a1, a2, a3, a4, a5, a6); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_vi(index, a1) { + var sp = stackSave(); + try { + dynCall_vi(index, a1); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_iiii(index, a1, a2, a3) { + var sp = stackSave(); + try { + return dynCall_iiii(index, a1, a2, a3); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_iii(index, a1, a2) { + var sp = stackSave(); + try { + return dynCall_iii(index, a1, a2); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_vii(index, a1, a2) { + var sp = stackSave(); + try { + dynCall_vii(index, a1, a2); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_ii(index, a1) { + var sp = stackSave(); + try { + return dynCall_ii(index, a1); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_viii(index, a1, a2, a3) { + var sp = stackSave(); + try { + dynCall_viii(index, a1, a2, a3); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_v(index) { + var sp = stackSave(); + try { + dynCall_v(index); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_i(index) { + var sp = stackSave(); + try { + return dynCall_i(index); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_viiii(index, a1, a2, a3, a4) { + var sp = stackSave(); + try { + dynCall_viiii(index, a1, a2, a3, a4); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_viiiii(index, a1, a2, a3, a4, a5) { + var sp = stackSave(); + try { + dynCall_viiiii(index, a1, a2, a3, a4, a5); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_iiiiii(index, a1, a2, a3, a4, a5) { + var sp = stackSave(); + try { + return dynCall_iiiiii(index, a1, a2, a3, a4, a5); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_iiiii(index, a1, a2, a3, a4) { + var sp = stackSave(); + try { + return dynCall_iiiii(index, a1, a2, a3, a4); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_iiiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8, a9) { + var sp = stackSave(); + try { + return dynCall_iiiiiiiiii( + index, + a1, + a2, + a3, + a4, + a5, + a6, + a7, + a8, + a9 + ); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_viiiiii(index, a1, a2, a3, a4, a5, a6) { + var sp = stackSave(); + try { + dynCall_viiiiii(index, a1, a2, a3, a4, a5, a6); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_viidii(index, a1, a2, a3, a4, a5) { + var sp = stackSave(); + try { + dynCall_viidii(index, a1, a2, a3, a4, a5); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_viiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8, a9) { + var sp = stackSave(); + try { + dynCall_viiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8, a9); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_iiiiiiii(index, a1, a2, a3, a4, a5, a6, a7) { + var sp = stackSave(); + try { + return dynCall_iiiiiiii(index, a1, a2, a3, a4, a5, a6, a7); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_viiiiiii(index, a1, a2, a3, a4, a5, a6, a7) { + var sp = stackSave(); + try { + dynCall_viiiiiii(index, a1, a2, a3, a4, a5, a6, a7); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + function invoke_jii(index, a1, a2) { + var sp = stackSave(); + try { + return dynCall_jii(index, a1, a2); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } + + // include: postamble.js + // === Auto-generated postamble setup entry stuff === + Module['addRunDependency'] = addRunDependency; + + Module['removeRunDependency'] = removeRunDependency; + + Module['wasmExports'] = wasmExports; + + Module['ccall'] = ccall; + + Module['FS_createPreloadedFile'] = FS_createPreloadedFile; + + Module['FS_unlink'] = FS_unlink; + + Module['FS_createPath'] = FS_createPath; + + Module['FS_createDevice'] = FS_createDevice; + + Module['FS_createDataFile'] = FS_createDataFile; + + Module['FS_createLazyFile'] = FS_createLazyFile; + + Module['PROXYFS'] = PROXYFS; + + var calledRun; + + dependenciesFulfilled = function runCaller() { + // If run has never been called, and we should call run (INVOKE_RUN is true, and Module.noInitialRun is not false) + if (!calledRun) run(); + if (!calledRun) dependenciesFulfilled = runCaller; + }; + + // try this again later, after new deps are fulfilled + function run() { + if (runDependencies > 0) { + return; + } + preRun(); + // a preRun added a dependency, run will be called later + if (runDependencies > 0) { + return; + } + function doRun() { + // run may have just been called through dependencies being fulfilled just in this very frame, + // or while the async setStatus time below was happening + if (calledRun) return; + calledRun = true; + Module['calledRun'] = true; + if (ABORT) return; + initRuntime(); + Module['onRuntimeInitialized']?.(); + postRun(); + } + if (Module['setStatus']) { + Module['setStatus']('Running...'); + setTimeout(() => { + setTimeout(() => Module['setStatus'](''), 1); + doRun(); + }, 1); + } else { + doRun(); + } + } + + if (Module['preInit']) { + if (typeof Module['preInit'] == 'function') + Module['preInit'] = [Module['preInit']]; + while (Module['preInit'].length > 0) { + Module['preInit'].pop()(); + } + } + + run(); + /** + * Emscripten resolves `localhost` to a random IP address. Let's + * make it always resolve to 127.0.0.1. + */ + DNS.address_map.addrs.localhost = '127.0.0.1'; + + /** + * Debugging Asyncify errors is tricky because the stack trace is lost when the + * error is thrown. This code saves the stack trace in a global variable + * so that it can be inspected later. + */ + PHPLoader.debug = 'debug' in PHPLoader ? PHPLoader.debug : true; + if (PHPLoader.debug && typeof Asyncify !== 'undefined') { + const originalHandleSleep = Asyncify.handleSleep; + Asyncify.handleSleep = function (startAsync) { + if (!ABORT) { + Module['lastAsyncifyStackSource'] = new Error(); + } + return originalHandleSleep(startAsync); + }; + } + + /** + * Data dependencies call removeRunDependency() when they are loaded. + * The synchronous call stack then continues to run. If an error occurs + * in PHP initialization, e.g. Out Of Memory error, it will not be + * caught by any try/catch. This override propagates the failure to + * PHPLoader.onAbort() so that it can be handled. + */ + const originalRemoveRunDependency = PHPLoader['removeRunDependency']; + PHPLoader['removeRunDependency'] = function (...args) { + try { + originalRemoveRunDependency(...args); + } catch (e) { + PHPLoader['onAbort'](e); + } + }; + + /** + * Other exports live in the Dockerfile in: + * + * * EXPORTED_RUNTIME_METHODS + * * EXPORTED_FUNCTIONS + * + * These exports, however, live in here because: + * + * * Listing them in EXPORTED_RUNTIME_METHODS doesn't actually + * export them. This could be a bug in Emscripten or a consequence of + * that option being deprecated. + * * Listing them in EXPORTED_FUNCTIONS works, but they are overridden + * on every `BasePHP.run()` call. This is a problem because we want to + * spy on these calls in some unit tests. + * + * Therefore, we export them here. + */ + PHPLoader['malloc'] = _malloc; + PHPLoader['free'] = + typeof _free === 'function' ? _free : PHPLoader['_wasm_free']; + + return PHPLoader; + + // Close the opening bracket from esm-prefix.js: } diff --git a/packages/php-wasm/node/asyncify/php_8_3.js b/packages/php-wasm/node/asyncify/php_8_3.js index 8d6e96343e..8fa93fdd4c 100644 --- a/packages/php-wasm/node/asyncify/php_8_3.js +++ b/packages/php-wasm/node/asyncify/php_8_3.js @@ -1,43 +1,22 @@ const dependencyFilename = __dirname + '/8_3_0/php_8_3.wasm'; export { dependencyFilename }; -export const dependenciesTotalSize = 15085661; +export const dependenciesTotalSize = 15071811; export function init(RuntimeName, PHPLoader) { - /** - * Overrides Emscripten's default ExitStatus object which gets - * thrown on failure. Unfortunately, the default object is not - * a subclass of Error and does not provide any stack trace. - * - * This is a deliberate behavior on Emscripten's end to prevent - * memory leaks after the program exits. See: - * - * https://github.com/emscripten-core/emscripten/pull/9108 - * - * In case of WordPress Playground, the worker in which the PHP - * runs will typically exit after the PHP program finishes, so - * we don't have to worry about memory leaks. - * - * As for assigning to a previously undeclared ExitStatus variable here, - * the Emscripten module declares `ExitStatus` as `function ExitStatus` - * which means it gets hoisted to the top of the scope and can be - * reassigned here – before the actual declaration is reached. - * - * If that sounds weird, try this example: - * - * ExitStatus = () => { console.log("reassigned"); } - * function ExitStatus() {} - * ExitStatus(); - * // logs "reassigned" - */ - ExitStatus = class PHPExitStatus extends Error { - constructor(status) { - super(status); - this.name = 'ExitStatus'; - this.message = 'Program terminated with exit(' + status + ')'; - this.status = status; - } - }; - // The rest of the code comes from the built php.js file and esm-suffix.js + // include: shell.js + // The Module object: Our interface to the outside world. We import + // and export values on it. There are various ways Module can be used: + // 1. Not defined. We create it here + // 2. A function parameter, function(moduleArg) => Promise + // 3. pre-run appended it, var Module = {}; ..generated code.. + // 4. External script tag defines var Module. + // We need to check if Module already exists (e.g. case 3 above). + // Substitution will be replaced with actual code on later stage of the build, + // this way Closure Compiler will not mangle it (e.g. case 4. above). + // Note that if you want to run closure, and also to use Module + // after the generated code, you will need to define var Module = {}; + // before the code. Then that object will be used in the code, and you + // can continue to use Module afterwards as well. var Module = typeof PHPLoader != 'undefined' ? PHPLoader : {}; var ENVIRONMENT_IS_WORKER = RuntimeName === 'WORKER'; @@ -47,6 +26,13 @@ export function init(RuntimeName, PHPLoader) { if (ENVIRONMENT_IS_NODE) { } + // --pre-jses are emitted after the Module integration code, so that they can + // refer to Module (if they choose; they can also define Module) + // Sometimes an existing Module object exists with properties + // meant to overwrite the default module functionality. Here + // we collect those properties and reapply _after_ we configure + // the current environment's defaults to avoid having to be so + // defensive during initialization. var moduleOverrides = Object.assign({}, Module); var arguments_ = []; @@ -57,6 +43,7 @@ export function init(RuntimeName, PHPLoader) { throw toThrow; }; + // `/` should be present at the end if `scriptDirectory` is not empty var scriptDirectory = ''; function locateFile(path) { @@ -66,34 +53,29 @@ export function init(RuntimeName, PHPLoader) { return scriptDirectory + path; } - var read_, readAsync, readBinary; + // Hooks that are implemented differently in different runtime environments. + var readAsync, readBinary; if (ENVIRONMENT_IS_NODE) { + // These modules will usually be used on Node.js. Load them eagerly to avoid + // the complexity of lazy-loading. var fs = require('fs'); var nodePath = require('path'); scriptDirectory = __dirname + '/'; - read_ = (filename, binary) => { - filename = isFileURI(filename) - ? new URL(filename) - : nodePath.normalize(filename); - return fs.readFileSync(filename, binary ? undefined : 'utf8'); - }; + // include: node_shell_read.js readBinary = (filename) => { - var ret = read_(filename, true); - if (!ret.buffer) { - ret = new Uint8Array(ret); - } + // We need to re-wrap `file://` strings to URLs. + filename = isFileURI(filename) ? new URL(filename) : filename; + var ret = fs.readFileSync(filename); return ret; }; - readAsync = (filename, onload, onerror, binary = true) => { - filename = isFileURI(filename) - ? new URL(filename) - : nodePath.normalize(filename); - fs.readFile(filename, binary ? undefined : 'utf8', (err, data) => { - if (err) onerror(err); - else onload(binary ? data.buffer : data); - }); + readAsync = async (filename, binary = true) => { + // See the comment in the `readBinary` function. + filename = isFileURI(filename) ? new URL(filename) : filename; + var ret = fs.readFileSync(filename, binary ? undefined : 'utf8'); + return ret; }; + // end include: node_shell_read.js if (!Module['thisProgram'] && process.argv.length > 1) { thisProgram = process.argv[1].replace(/\\/g, '/'); } @@ -105,39 +87,75 @@ export function init(RuntimeName, PHPLoader) { process.exitCode = status; throw toThrow; }; - } else { + } // Note that this includes Node.js workers when relevant (pthreads is enabled). + // Node.js workers are detected as a combination of ENVIRONMENT_IS_WORKER and + // ENVIRONMENT_IS_NODE. + else { } var out = Module['print'] || console.log.bind(console); var err = Module['printErr'] || console.error.bind(console); + // Merge back in the overrides Object.assign(Module, moduleOverrides); + // Free the object hierarchy contained in the overrides, this lets the GC + // reclaim data used. moduleOverrides = null; + // Emit code to handle expected values on the Module object. This applies Module.x + // to the proper local x. This has two benefits: first, we only emit it if it is + // expected to arrive, and second, by using a local everywhere else that can be + // minified. if (Module['arguments']) arguments_ = Module['arguments']; if (Module['thisProgram']) thisProgram = Module['thisProgram']; - if (Module['quit']) quit_ = Module['quit']; - var wasmBinary; - - if (Module['wasmBinary']) wasmBinary = Module['wasmBinary']; - + // perform assertions in shell.js after we set up out() and err(), as otherwise if an assertion fails it cannot print the message + // end include: shell.js + // include: preamble.js + // === Preamble library stuff === + // Documentation for the public APIs defined in this file must be updated in: + // site/source/docs/api_reference/preamble.js.rst + // A prebuilt local version of the documentation is available at: + // site/build/text/docs/api_reference/preamble.js.txt + // You can also build docs locally as HTML or other formats in site/ + // An online HTML version (which may be of a different version of Emscripten) + // is up at http://kripken.github.io/emscripten-site/docs/api_reference/preamble.js.html + var wasmBinary = Module['wasmBinary']; + + // end include: base64Utils.js + // Wasm globals var wasmMemory; + //======================================== + // Runtime essentials + //======================================== + // whether we are quitting the application. no code should run after this. + // set in exit() and abort() var ABORT = false; + // set by exit() and abort(). Passed to 'onExit' handler. + // NOTE: This is also used as the process return code code in shell environments + // but only when noExitRuntime is false. var EXITSTATUS; + // In STRICT mode, we only define assert() when ASSERTIONS is set. i.e. we + // don't define it at all in release modes. This matches the behaviour of + // MINIMAL_RUNTIME. + // TODO(sbc): Make this the default even without STRICT enabled. /** @type {function(*, string=)} */ function assert(condition, text) { if (!condition) { + // This build was created without ASSERTIONS defined. `assert()` should not + // ever be called in this configuration but in case there are callers in + // the wild leave this simple abort() implementation here for now. abort(text); } } + // Memory management var /** @type {!Int8Array} */ HEAP8, /** @type {!Uint8Array} */ HEAPU8, /** @type {!Int16Array} */ HEAP16, @@ -147,6 +165,7 @@ export function init(RuntimeName, PHPLoader) { /** @type {!Float32Array} */ HEAPF32, /** @type {!Float64Array} */ HEAPF64; + // include: runtime_shared.js function updateMemoryViews() { var b = wasmMemory.buffer; Module['HEAP8'] = HEAP8 = new Int8Array(b); @@ -159,14 +178,21 @@ export function init(RuntimeName, PHPLoader) { Module['HEAPF64'] = HEAPF64 = new Float64Array(b); } + // end include: runtime_shared.js + // include: runtime_stack_check.js + // end include: runtime_stack_check.js var __ATPRERUN__ = []; + // functions called before the runtime is initialized var __ATINIT__ = []; + // functions called during startup var __ATEXIT__ = []; + // functions called during shutdown var __ATPOSTRUN__ = []; + // functions called after the main() is called var runtimeInitialized = false; var runtimeExited = false; @@ -185,7 +211,7 @@ export function init(RuntimeName, PHPLoader) { function initRuntime() { runtimeInitialized = true; SOCKFS.root = FS.mount(SOCKFS, {}, null); - if (!Module['noFSInit'] && !FS.init.initialized) FS.init(); + if (!Module['noFSInit'] && !FS.initialized) FS.init(); FS.ignorePermissions = false; TTY.init(); PIPEFS.root = FS.mount(PIPEFS, {}, null); @@ -194,6 +220,7 @@ export function init(RuntimeName, PHPLoader) { function exitRuntime() { ___funcs_on_exit(); + // Native atexit() functions callRuntimeCallbacks(__ATEXIT__); FS.quit(); TTY.shutdown(); @@ -223,12 +250,24 @@ export function init(RuntimeName, PHPLoader) { __ATPOSTRUN__.unshift(cb); } + // include: runtime_math.js + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/imul + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/fround + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/clz32 + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/trunc + // end include: runtime_math.js + // A counter of dependencies for calling run(). If we need to + // do asynchronous work before running, increment this and + // decrement it. Incrementing must happen in a place like + // Module.preRun (used by emcc to add file preloading). + // Note that you can add dependencies in preRun, even though + // it happens right before run - run will be postponed until + // the dependencies are met. var runDependencies = 0; - var runDependencyWatcher = null; - var dependenciesFulfilled = null; + // overridden to take different actions when all run dependencies are fulfilled function getUniqueRunDependency(id) { return id; } @@ -242,10 +281,6 @@ export function init(RuntimeName, PHPLoader) { runDependencies--; Module['monitorRunDependencies']?.(runDependencies); if (runDependencies == 0) { - if (runDependencyWatcher !== null) { - clearInterval(runDependencyWatcher); - runDependencyWatcher = null; - } if (dependenciesFulfilled) { var callback = dependenciesFulfilled; dependenciesFulfilled = null; @@ -257,16 +292,36 @@ export function init(RuntimeName, PHPLoader) { /** @param {string|number=} what */ function abort(what) { Module['onAbort']?.(what); what = 'Aborted(' + what + ')'; + // TODO(sbc): Should we remove printing and leave it up to whoever + // catches the exception? err(what); ABORT = true; - EXITSTATUS = 1; what += '. Build with -sASSERTIONS for more info.'; + // Use a wasm runtime error, because a JS error might be seen as a foreign + // exception, which means we'd run destructors on it. We need the error to + // simply make the program stop. + // FIXME This approach does not work in Wasm EH because it currently does not assume + // all RuntimeErrors are from traps; it decides whether a RuntimeError is from + // a trap or not based on a hidden field within the object. So at the moment + // we don't have a way of throwing a wasm trap from JS. TODO Make a JS API that + // allows this in the wasm spec. + // Suppress closure compiler warning here. Closure compiler's builtin extern + // definition for WebAssembly.RuntimeError claims it takes no arguments even + // though it can. + // TODO(https://github.com/google/closure-compiler/pull/3913): Remove if/when upstream closure gets fixed. /** @suppress {checkTypes} */ var e = new WebAssembly.RuntimeError( what ); + // Throw the error whether or not MODULARIZE is set because abort is used + // in code paths apart from instantiation where an exception is expected + // to be thrown when abort is called. throw e; } + // include: memoryprofiler.js + // end include: memoryprofiler.js + // include: URIUtils.js + // Prefix of data URIs emitted by SINGLE_FILE and related options. var dataURIPrefix = 'data:application/octet-stream;base64,'; /** @@ -279,6 +334,9 @@ export function init(RuntimeName, PHPLoader) { * @noinline */ var isFileURI = (filename) => filename.startsWith('file://'); + // end include: URIUtils.js + // include: runtime_exceptions.js + // end include: runtime_exceptions.js function findWasmBinary() { var f = dependencyFilename; if (!isDataURI(f)) { @@ -299,74 +357,72 @@ export function init(RuntimeName, PHPLoader) { throw 'both async and sync fetching of the wasm failed'; } - function getBinaryPromise(binaryFile) { + async function getWasmBinary(binaryFile) { + // If we don't have the binary yet, load it asynchronously using readAsync. if (!wasmBinary) { - return new Promise((resolve, reject) => { - readAsync( - binaryFile, - (response) => - resolve( - new Uint8Array( - /** @type{!ArrayBuffer} */ (response) - ) - ), - (error) => { - try { - resolve(getBinarySync(binaryFile)); - } catch (e) { - reject(e); - } - } - ); - }); + // Fetch the binary using readAsync + try { + var response = await readAsync(binaryFile); + return new Uint8Array(response); + } catch {} } - return Promise.resolve().then(() => getBinarySync(binaryFile)); + // Otherwise, getBinarySync should be able to get it synchronously + return getBinarySync(binaryFile); } - function instantiateArrayBuffer(binaryFile, imports, receiver) { - return getBinaryPromise(binaryFile) - .then((binary) => WebAssembly.instantiate(binary, imports)) - .then(receiver, (reason) => { - err(`failed to asynchronously prepare wasm: ${reason}`); - abort(reason); - }); + async function instantiateArrayBuffer(binaryFile, imports) { + try { + var binary = await getWasmBinary(binaryFile); + var instance = await WebAssembly.instantiate(binary, imports); + return instance; + } catch (reason) { + err(`failed to asynchronously prepare wasm: ${reason}`); + abort(reason); + } } - function instantiateAsync(binary, binaryFile, imports, callback) { + async function instantiateAsync(binary, binaryFile, imports) { if ( !binary && typeof WebAssembly.instantiateStreaming == 'function' && - !isDataURI(binaryFile) && + !isDataURI(binaryFile) && // Avoid instantiateStreaming() on Node.js environment for now, as while + // Node.js v18.1.0 implements it, it does not have a full fetch() + // implementation yet. + // Reference: + // https://github.com/emscripten-core/emscripten/pull/16917 !ENVIRONMENT_IS_NODE && typeof fetch == 'function' ) { - return fetch(binaryFile, { - credentials: 'same-origin', - }).then((response) => { - /** @suppress {checkTypes} */ var result = - WebAssembly.instantiateStreaming(response, imports); - return result.then(callback, function (reason) { - err(`wasm streaming compile failed: ${reason}`); - err('falling back to ArrayBuffer instantiation'); - return instantiateArrayBuffer( - binaryFile, - imports, - callback - ); + try { + var response = fetch(binaryFile, { + credentials: 'same-origin', }); - }); + var instantiationResult = + await WebAssembly.instantiateStreaming(response, imports); + return instantiationResult; + } catch (reason) { + // We expect the most common failure cause to be a bad MIME type for the binary, + // in which case falling back to ArrayBuffer instantiation should work. + err(`wasm streaming compile failed: ${reason}`); + err('falling back to ArrayBuffer instantiation'); + } } - return instantiateArrayBuffer(binaryFile, imports, callback); + return instantiateArrayBuffer(binaryFile, imports); } function getWasmImports() { + // prepare imports return { a: wasmImports, }; } - function createWasm() { - var info = getWasmImports(); + // Create the wasm instance. + // Receives the wasm imports, returns the exports. + async function createWasm() { + // Load the wasm module and create an instance of using native support in the JS engine. + // handle a generated wasm instance, receiving its exports and + // performing other necessary setup /** @param {WebAssembly.Module=} module*/ function receiveInstance( instance, module @@ -374,17 +430,30 @@ export function init(RuntimeName, PHPLoader) { wasmExports = instance.exports; wasmExports = Asyncify.instrumentWasmExports(wasmExports); Module['wasmExports'] = wasmExports; - wasmMemory = wasmExports['hb']; + wasmMemory = wasmExports['fb']; updateMemoryViews(); - wasmTable = wasmExports['kb']; - addOnInit(wasmExports['ib']); + wasmTable = wasmExports['hb']; + addOnInit(wasmExports['gb']); removeRunDependency('wasm-instantiate'); return wasmExports; } + // wait for the pthread pool (if any) addRunDependency('wasm-instantiate'); + // Prefer streaming instantiation if available. function receiveInstantiationResult(result) { + // 'result' is a ResultObject object which has both the module and instance. + // receiveInstance() will swap in the exports (to Module.asm) so they can be called + // TODO: Due to Closure regression https://github.com/google/closure-compiler/issues/3193, the above line no longer optimizes out down to the following line. + // When the regression is fixed, can restore the above PTHREADS-enabled path. receiveInstance(result['instance']); } + var info = getWasmImports(); + // User shell pages can write their own Module.instantiateWasm = function(imports, successCallback) callback + // to manually instantiate the Wasm module themselves. This allows pages to + // run the instantiation parallel to any other async startup actions they are + // performing. + // Also pthreads and wasm workers initialize the wasm instance through this + // path. if (Module['instantiateWasm']) { try { return Module['instantiateWasm'](info, receiveInstance); @@ -393,20 +462,20 @@ export function init(RuntimeName, PHPLoader) { return false; } } - if (!wasmBinaryFile) wasmBinaryFile = findWasmBinary(); - instantiateAsync( - wasmBinary, - wasmBinaryFile, - info, - receiveInstantiationResult - ); - return {}; + wasmBinaryFile ??= findWasmBinary(); + var result = await instantiateAsync(wasmBinary, wasmBinaryFile, info); + receiveInstantiationResult(result); + return result; } + // Globals used by JS i64 conversions (see makeSetValue) var tempDouble; var tempI64; + // include: runtime_debug.js + // end include: runtime_debug.js + // === Body === function js_popen_to_file(command, mode, exitCodePtr) { const returnCallback = (resolver) => Asyncify.handleSleep(resolver); if (!command) return 1; @@ -653,14 +722,26 @@ export function init(RuntimeName, PHPLoader) { }); } - /** @constructor */ function ExitStatus(status) { - this.name = 'ExitStatus'; - this.message = `Program terminated with exit(${status})`; - this.status = status; + // end include: preamble.js + class ExitStatus { + name = 'ExitStatus'; + constructor(status) { + this.message = `Program terminated with exit(${status})`; + this.status = status; + } } + ExitStatus = class PHPExitStatus extends Error { + constructor(status) { + super(status); + this.name = 'ExitStatus'; + this.message = 'Program terminated with exit(' + status + ')'; + this.status = status; + } + }; var callRuntimeCallbacks = (callbacks) => { while (callbacks.length > 0) { + // Pass the module as the first argument. callbacks.shift()(Module); } }; @@ -690,25 +771,40 @@ export function init(RuntimeName, PHPLoader) { _SharpYuvInit.stub = true; var UTF8Decoder = - typeof TextDecoder != 'undefined' ? new TextDecoder('utf8') : undefined; + typeof TextDecoder != 'undefined' ? new TextDecoder() : undefined; /** * Given a pointer 'idx' to a null-terminated UTF8-encoded string in the given * array that contains uint8 values, returns a copy of that string as a * Javascript String object. * heapOrArray is either a regular array, or a JavaScript typed array view. - * @param {number} idx + * @param {number=} idx * @param {number=} maxBytesToRead * @return {string} - */ var UTF8ArrayToString = (heapOrArray, idx, maxBytesToRead) => { + */ var UTF8ArrayToString = ( + heapOrArray, + idx = 0, + maxBytesToRead = NaN + ) => { var endIdx = idx + maxBytesToRead; var endPtr = idx; + // TextDecoder needs to know the byte length in advance, it doesn't stop on + // null terminator by itself. Also, use the length info to avoid running tiny + // strings through TextDecoder, since .subarray() allocates garbage. + // (As a tiny code save trick, compare endPtr against endIdx using a negation, + // so that undefined/NaN means Infinity) while (heapOrArray[endPtr] && !(endPtr >= endIdx)) ++endPtr; if (endPtr - idx > 16 && heapOrArray.buffer && UTF8Decoder) { return UTF8Decoder.decode(heapOrArray.subarray(idx, endPtr)); } var str = ''; + // If building with TextDecoder, we have already computed the string length + // above, so test loop end condition against that while (idx < endPtr) { + // For UTF8 byte structure, see: + // http://en.wikipedia.org/wiki/UTF-8#Description + // https://www.ietf.org/rfc/rfc2279.txt + // https://tools.ietf.org/html/rfc3629 var u0 = heapOrArray[idx++]; if (!(u0 & 128)) { str += String.fromCharCode(u0); @@ -761,7 +857,7 @@ export function init(RuntimeName, PHPLoader) { Module['UTF8ToString'] = UTF8ToString; - var ___assert_fail = (condition, filename, line, func) => { + var ___assert_fail = (condition, filename, line, func) => abort( `Assertion failed: ${UTF8ToString(condition)}, at: ` + [ @@ -770,7 +866,6 @@ export function init(RuntimeName, PHPLoader) { func ? UTF8ToString(func) : 'unknown function', ] ); - }; var ___call_sighandler = (fp, sig) => ((a1) => dynCall_vi(fp, a1))(sig); @@ -779,18 +874,26 @@ export function init(RuntimeName, PHPLoader) { typeof crypto == 'object' && typeof crypto['getRandomValues'] == 'function' ) { + // for modern web browsers return (view) => crypto.getRandomValues(view); } else if (ENVIRONMENT_IS_NODE) { + // for nodejs with or without crypto support included try { var crypto_module = require('crypto'); var randomFillSync = crypto_module['randomFillSync']; if (randomFillSync) { + // nodejs with LTS crypto support return (view) => crypto_module['randomFillSync'](view); } + // very old nodejs with the original crypto API var randomBytes = crypto_module['randomBytes']; - return (view) => (view.set(randomBytes(view.byteLength)), view); + return (view) => ( + view.set(randomBytes(view.byteLength)), // Return the original view to match modern native implementations. + view + ); } catch (e) {} } + // we couldn't find a proper implementation, as Math.random() is not suitable for /dev/random, see emscripten-core/emscripten/pull/7096 abort('initRandomDevice'); }; @@ -804,6 +907,7 @@ export function init(RuntimeName, PHPLoader) { return splitPathRe.exec(filename).slice(1); }, normalizeArray: (parts, allowAboveRoot) => { + // if the path tries to go above the root, `up` ends up > 0 var up = 0; for (var i = parts.length - 1; i >= 0; i--) { var last = parts[i]; @@ -817,6 +921,7 @@ export function init(RuntimeName, PHPLoader) { up--; } } + // if the path is allowed to go above the root, restore leading ..s if (allowAboveRoot) { for (; up; up--) { parts.unshift('..'); @@ -827,6 +932,7 @@ export function init(RuntimeName, PHPLoader) { normalize: (path) => { var isAbsolute = PATH.isAbs(path), trailingSlash = path.substr(-1) === '/'; + // Normalize the path path = PATH.normalizeArray( path.split('/').filter((p) => !!p), !isAbsolute @@ -844,14 +950,17 @@ export function init(RuntimeName, PHPLoader) { root = result[0], dir = result[1]; if (!root && !dir) { + // No dirname whatsoever return '.'; } if (dir) { + // It has a dirname, strip trailing slash dir = dir.substr(0, dir.length - 1); } return root + dir; }, basename: (path) => { + // EMSCRIPTEN return '/'' for '/', not an empty string if (path === '/') return '/'; path = PATH.normalize(path); path = path.replace(/\/$/, ''); @@ -869,6 +978,7 @@ export function init(RuntimeName, PHPLoader) { resolvedAbsolute = false; for (var i = args.length - 1; i >= -1 && !resolvedAbsolute; i--) { var path = i >= 0 ? args[i] : FS.cwd(); + // Skip empty and invalid entries if (typeof path != 'string') { throw new TypeError( 'Arguments to path.resolve must be strings' @@ -876,9 +986,12 @@ export function init(RuntimeName, PHPLoader) { } else if (!path) { return ''; } + // an invalid portion invalidates the whole thing resolvedPath = path + '/' + resolvedPath; resolvedAbsolute = PATH.isAbs(path); } + // At this point the path should be resolved to a full absolute path, but + // handle relative paths to be safe (might happen when process.cwd() fails) resolvedPath = PATH.normalizeArray( resolvedPath.split('/').filter((p) => !!p), !resolvedAbsolute @@ -924,7 +1037,12 @@ export function init(RuntimeName, PHPLoader) { var lengthBytesUTF8 = (str) => { var len = 0; for (var i = 0; i < str.length; ++i) { + // Gotcha: charCodeAt returns a 16-bit word that is a UTF-16 encoded code + // unit, not a Unicode code point of the character! So decode + // UTF16->UTF32->UTF8. + // See http://unicode.org/faq/utf_bom.html#utf16-3 var c = str.charCodeAt(i); + // possibly a lead surrogate if (c <= 127) { len++; } else if (c <= 2047) { @@ -942,11 +1060,22 @@ export function init(RuntimeName, PHPLoader) { Module['lengthBytesUTF8'] = lengthBytesUTF8; var stringToUTF8Array = (str, heap, outIdx, maxBytesToWrite) => { + // Parameter maxBytesToWrite is not optional. Negative values, 0, null, + // undefined and false each don't write out any bytes. if (!(maxBytesToWrite > 0)) return 0; var startIdx = outIdx; var endIdx = outIdx + maxBytesToWrite - 1; + // -1 for string null terminator. for (var i = 0; i < str.length; ++i) { + // Gotcha: charCodeAt returns a 16-bit word that is a UTF-16 encoded code + // unit, not a Unicode code point of the character! So decode + // UTF16->UTF32->UTF8. + // See http://unicode.org/faq/utf_bom.html#utf16-3 + // For UTF8 byte structure, see http://en.wikipedia.org/wiki/UTF-8#Description + // and https://www.ietf.org/rfc/rfc2279.txt + // and https://tools.ietf.org/html/rfc3629 var u = str.charCodeAt(i); + // possibly a lead surrogate if (u >= 55296 && u <= 57343) { var u1 = str.charCodeAt(++i); u = (65536 + ((u & 1023) << 10)) | (u1 & 1023); @@ -971,6 +1100,7 @@ export function init(RuntimeName, PHPLoader) { heap[outIdx++] = 128 | (u & 63); } } + // Null-terminate the pointer to the buffer. heap[outIdx] = 0; return outIdx - startIdx; }; @@ -996,13 +1126,23 @@ export function init(RuntimeName, PHPLoader) { if (!FS_stdin_getChar_buffer.length) { var result = null; if (ENVIRONMENT_IS_NODE) { + // we will read data by chunks of BUFSIZE var BUFSIZE = 256; var buf = Buffer.alloc(BUFSIZE); var bytesRead = 0; + // For some reason we must suppress a closure warning here, even though + // fd definitely exists on process.stdin, and is even the proper way to + // get the fd of stdin, + // https://github.com/nodejs/help/issues/2136#issuecomment-523649904 + // This started to happen after moving this logic out of library_tty.js, + // so it is related to the surrounding code in some unclear manner. /** @suppress {missingProperties} */ var fd = process.stdin.fd; try { bytesRead = fs.readSync(fd, buf, 0, BUFSIZE); } catch (e) { + // Cross-platform differences: on Windows, reading EOF throws an + // exception, but on other OSes, reading EOF returns 0. Uniformize + // behavior by treating the EOF exception to return 0. if (e.toString().includes('EOF')) bytesRead = 0; else throw e; } @@ -1022,12 +1162,29 @@ export function init(RuntimeName, PHPLoader) { var TTY = { ttys: [], init() {}, + // https://github.com/emscripten-core/emscripten/pull/1555 + // if (ENVIRONMENT_IS_NODE) { + // // currently, FS.init does not distinguish if process.stdin is a file or TTY + // // device, it always assumes it's a TTY device. because of this, we're forcing + // // process.stdin to UTF8 encoding to at least make stdin reading compatible + // // with text files until FS.init can be refactored. + // process.stdin.setEncoding('utf8'); + // } shutdown() {}, + // https://github.com/emscripten-core/emscripten/pull/1555 + // if (ENVIRONMENT_IS_NODE) { + // // inolen: any idea as to why node -e 'process.stdin.read()' wouldn't exit immediately (with process.stdin being a tty)? + // // isaacs: because now it's reading from the stream, you've expressed interest in it, so that read() kicks off a _read() which creates a ReadReq operation + // // inolen: I thought read() in that case was a synchronous operation that just grabbed some amount of buffered data if it exists? + // // isaacs: it is. but it also triggers a _read() call, which calls readStart() on the handle + // // isaacs: do process.stdin.pause() and i'd think it'd probably close the pending call + // process.stdin.pause(); + // } register(dev, ops) { TTY.ttys[dev] = { input: [], output: [], - ops: ops, + ops, }; FS.registerDevice(dev, TTY.stream_ops); }, @@ -1041,6 +1198,7 @@ export function init(RuntimeName, PHPLoader) { stream.seekable = false; }, close(stream) { + // flush any pending line data stream.tty.ops.fsync(stream.tty); }, fsync(stream) { @@ -1066,7 +1224,7 @@ export function init(RuntimeName, PHPLoader) { buffer[offset + i] = result; } if (bytesRead) { - stream.node.timestamp = Date.now(); + stream.node.atime = Date.now(); } return bytesRead; }, @@ -1082,7 +1240,7 @@ export function init(RuntimeName, PHPLoader) { throw new FS.ErrnoError(29); } if (length) { - stream.node.timestamp = Date.now(); + stream.node.mtime = stream.node.ctime = Date.now(); } return i; }, @@ -1093,19 +1251,21 @@ export function init(RuntimeName, PHPLoader) { }, put_char(tty, val) { if (val === null || val === 10) { - out(UTF8ArrayToString(tty.output, 0)); + out(UTF8ArrayToString(tty.output)); tty.output = []; } else { if (val != 0) tty.output.push(val); } }, + // val == 0 would cut text output off in the middle. fsync(tty) { if (tty.output && tty.output.length > 0) { - out(UTF8ArrayToString(tty.output, 0)); + out(UTF8ArrayToString(tty.output)); tty.output = []; } }, ioctl_tcgets(tty) { + // typical setting return { c_iflag: 25856, c_oflag: 5, @@ -1118,6 +1278,7 @@ export function init(RuntimeName, PHPLoader) { }; }, ioctl_tcsets(tty, optional_actions, data) { + // currently just ignore return 0; }, ioctl_tiocgwinsz(tty) { @@ -1127,7 +1288,7 @@ export function init(RuntimeName, PHPLoader) { default_tty1_ops: { put_char(tty, val) { if (val === null || val === 10) { - err(UTF8ArrayToString(tty.output, 0)); + err(UTF8ArrayToString(tty.output)); tty.output = []; } else { if (val != 0) tty.output.push(val); @@ -1135,7 +1296,7 @@ export function init(RuntimeName, PHPLoader) { }, fsync(tty) { if (tty.output && tty.output.length > 0) { - err(UTF8ArrayToString(tty.output, 0)); + err(UTF8ArrayToString(tty.output)); tty.output = []; } }, @@ -1144,7 +1305,6 @@ export function init(RuntimeName, PHPLoader) { var zeroMemory = (address, size) => { HEAPU8.fill(0, address, address + size); - return address; }; var alignMemory = (size, alignment) => @@ -1153,17 +1313,18 @@ export function init(RuntimeName, PHPLoader) { var mmapAlloc = (size) => { size = alignMemory(size, 65536); var ptr = _emscripten_builtin_memalign(65536, size); - if (!ptr) return 0; - return zeroMemory(ptr, size); + if (ptr) zeroMemory(ptr, size); + return ptr; }; var MEMFS = { ops_table: null, mount(mount) { - return MEMFS.createNode(null, '/', 16384 | 511, /* 0777 */ 0); + return MEMFS.createNode(null, '/', 16895, 0); }, createNode(parent, name, mode, dev) { if (FS.isBlkdev(mode) || FS.isFIFO(mode)) { + // no supported throw new FS.ErrnoError(63); } MEMFS.ops_table ||= { @@ -1222,6 +1383,10 @@ export function init(RuntimeName, PHPLoader) { node.node_ops = MEMFS.ops_table.file.node; node.stream_ops = MEMFS.ops_table.file.stream; node.usedBytes = 0; + // The actual number of bytes used in the typed array, as opposed to contents.length which gives the whole capacity. + // When the byte data of the file is populated, this will point to either a typed array, or a normal JS array. Typed arrays are preferred + // for performance, and used by default. However, typed arrays are not resizable like normal JS arrays are, so there is a small disk size + // penalty involved for appending file writes that continuously grow a file similar to std::vector capacity vs used -scheme. node.contents = null; } else if (FS.isLink(node.mode)) { node.node_ops = MEMFS.ops_table.link.node; @@ -1230,10 +1395,11 @@ export function init(RuntimeName, PHPLoader) { node.node_ops = MEMFS.ops_table.chrdev.node; node.stream_ops = MEMFS.ops_table.chrdev.stream; } - node.timestamp = Date.now(); + node.atime = node.mtime = node.ctime = Date.now(); + // add the new node to the parent if (parent) { parent.contents[name] = node; - parent.timestamp = node.timestamp; + parent.atime = parent.mtime = parent.ctime = node.atime; } return node; }, @@ -1241,11 +1407,16 @@ export function init(RuntimeName, PHPLoader) { if (!node.contents) return new Uint8Array(0); if (node.contents.subarray) return node.contents.subarray(0, node.usedBytes); + // Make sure to not return excess unused bytes. return new Uint8Array(node.contents); }, expandFileStorage(node, newCapacity) { var prevCapacity = node.contents ? node.contents.length : 0; if (prevCapacity >= newCapacity) return; + // No need to expand, the storage was already large enough. + // Don't expand strictly to the given requested limit if it's only a very small increase, but instead geometrically grow capacity. + // For small filesizes (<1MB), perform size*2 geometric increase, but for large sizes, do a much more conservative size*1.125 increase to + // avoid overshooting the allocation cap by a very large margin. var CAPACITY_DOUBLING_MAX = 1024 * 1024; newCapacity = Math.max( newCapacity, @@ -1254,19 +1425,24 @@ export function init(RuntimeName, PHPLoader) { 0 ); if (prevCapacity != 0) newCapacity = Math.max(newCapacity, 256); + // At minimum allocate 256b for each file when expanding. var oldContents = node.contents; node.contents = new Uint8Array(newCapacity); + // Allocate new storage. if (node.usedBytes > 0) node.contents.set(oldContents.subarray(0, node.usedBytes), 0); }, + // Copy old data over to the new storage. resizeFileStorage(node, newSize) { if (node.usedBytes == newSize) return; if (newSize == 0) { node.contents = null; + // Fully decommit when requesting a resize to zero. node.usedBytes = 0; } else { var oldContents = node.contents; node.contents = new Uint8Array(newSize); + // Allocate new storage. if (oldContents) { node.contents.set( oldContents.subarray( @@ -1275,12 +1451,14 @@ export function init(RuntimeName, PHPLoader) { ) ); } + // Copy old data over to the new storage. node.usedBytes = newSize; } }, node_ops: { getattr(node) { var attr = {}; + // device numbers reuse inode numbers. attr.dev = FS.isChrdev(node.mode) ? node.id : 1; attr.ino = node.id; attr.mode = node.mode; @@ -1297,51 +1475,58 @@ export function init(RuntimeName, PHPLoader) { } else { attr.size = 0; } - attr.atime = new Date(node.timestamp); - attr.mtime = new Date(node.timestamp); - attr.ctime = new Date(node.timestamp); + attr.atime = new Date(node.atime); + attr.mtime = new Date(node.mtime); + attr.ctime = new Date(node.ctime); + // NOTE: In our implementation, st_blocks = Math.ceil(st_size/st_blksize), + // but this is not required by the standard. attr.blksize = 4096; attr.blocks = Math.ceil(attr.size / attr.blksize); return attr; }, setattr(node, attr) { - if (attr.mode !== undefined) { - node.mode = attr.mode; - } - if (attr.timestamp !== undefined) { - node.timestamp = attr.timestamp; + for (const key of ['mode', 'atime', 'mtime', 'ctime']) { + if (attr[key]) { + node[key] = attr[key]; + } } if (attr.size !== undefined) { MEMFS.resizeFileStorage(node, attr.size); } }, lookup(parent, name) { - throw FS.genericErrors[44]; + throw MEMFS.doesNotExistError; }, mknod(parent, name, mode, dev) { return MEMFS.createNode(parent, name, mode, dev); }, rename(old_node, new_dir, new_name) { - if (FS.isDir(old_node.mode)) { - var new_node; - try { - new_node = FS.lookupNode(new_dir, new_name); - } catch (e) {} - if (new_node) { + var new_node; + try { + new_node = FS.lookupNode(new_dir, new_name); + } catch (e) {} + if (new_node) { + if (FS.isDir(old_node.mode)) { + // if we're overwriting a directory at new_name, make sure it's empty. for (var i in new_node.contents) { throw new FS.ErrnoError(55); } } + FS.hashRemoveNode(new_node); } + // do the internal rewiring delete old_node.parent.contents[old_node.name]; - old_node.parent.timestamp = Date.now(); - old_node.name = new_name; new_dir.contents[new_name] = old_node; - new_dir.timestamp = old_node.parent.timestamp; + old_node.name = new_name; + new_dir.ctime = + new_dir.mtime = + old_node.parent.ctime = + old_node.parent.mtime = + Date.now(); }, unlink(parent, name) { delete parent.contents[name]; - parent.timestamp = Date.now(); + parent.ctime = parent.mtime = Date.now(); }, rmdir(parent, name) { var node = FS.lookupNode(parent, name); @@ -1349,22 +1534,13 @@ export function init(RuntimeName, PHPLoader) { throw new FS.ErrnoError(55); } delete parent.contents[name]; - parent.timestamp = Date.now(); + parent.ctime = parent.mtime = Date.now(); }, readdir(node) { - var entries = ['.', '..']; - for (var key of Object.keys(node.contents)) { - entries.push(key); - } - return entries; + return ['.', '..', ...Object.keys(node.contents)]; }, symlink(parent, newname, oldpath) { - var node = MEMFS.createNode( - parent, - newname, - 511 | /* 0777 */ 40960, - 0 - ); + var node = MEMFS.createNode(parent, newname, 511 | 40960, 0); node.link = oldpath; return node; }, @@ -1381,6 +1557,7 @@ export function init(RuntimeName, PHPLoader) { if (position >= stream.node.usedBytes) return 0; var size = Math.min(stream.node.usedBytes - position, length); if (size > 8 && contents.subarray) { + // non-trivial, and typed array buffer.set( contents.subarray(position, position + size), offset @@ -1392,16 +1569,21 @@ export function init(RuntimeName, PHPLoader) { return size; }, write(stream, buffer, offset, length, position, canOwn) { + // If the buffer is located in main memory (HEAP), and if + // memory can grow, we can't hold on to references of the + // memory buffer, as they may get invalidated. That means we + // need to do copy its contents. if (buffer.buffer === HEAP8.buffer) { canOwn = false; } if (!length) return 0; var node = stream.node; - node.timestamp = Date.now(); + node.mtime = node.ctime = Date.now(); if ( buffer.subarray && (!node.contents || node.contents.subarray) ) { + // This write is from a typed array to a typed array? if (canOwn) { node.contents = buffer.subarray( offset, @@ -1410,10 +1592,12 @@ export function init(RuntimeName, PHPLoader) { node.usedBytes = length; return length; } else if (node.usedBytes === 0 && position === 0) { + // If this is a simple first write to an empty file, do a fast set since we don't need to care about old data. node.contents = buffer.slice(offset, offset + length); node.usedBytes = length; return length; } else if (position + length <= node.usedBytes) { + // Writing to an already allocated and used subrange of the file? node.contents.set( buffer.subarray(offset, offset + length), position @@ -1421,8 +1605,10 @@ export function init(RuntimeName, PHPLoader) { return length; } } + // Appending to an existing file and we need to reallocate, or source data did not come as a typed array. MEMFS.expandFileStorage(node, position + length); if (node.contents.subarray && buffer.subarray) { + // Use typed array write which is available. node.contents.set( buffer.subarray(offset, offset + length), position @@ -1463,34 +1649,47 @@ export function init(RuntimeName, PHPLoader) { var ptr; var allocated; var contents = stream.node.contents; - if (!(flags & 2) && contents.buffer === HEAP8.buffer) { + // Only make a new copy when MAP_PRIVATE is specified. + if ( + !(flags & 2) && + contents && + contents.buffer === HEAP8.buffer + ) { + // We can't emulate MAP_SHARED when the file is not backed by the + // buffer we're mapping to (e.g. the HEAP buffer). allocated = false; ptr = contents.byteOffset; } else { - if (position > 0 || position + length < contents.length) { - if (contents.subarray) { - contents = contents.subarray( - position, - position + length - ); - } else { - contents = Array.prototype.slice.call( - contents, - position, - position + length - ); - } - } allocated = true; ptr = mmapAlloc(length); if (!ptr) { throw new FS.ErrnoError(48); } - HEAP8.set(contents, ptr); + if (contents) { + // Try to avoid unnecessary slices. + if ( + position > 0 || + position + length < contents.length + ) { + if (contents.subarray) { + contents = contents.subarray( + position, + position + length + ); + } else { + contents = Array.prototype.slice.call( + contents, + position, + position + length + ); + } + } + HEAP8.set(contents, ptr); + } } return { - ptr: ptr, - allocated: allocated, + ptr, + allocated, }; }, msync(stream, buffer, offset, length, mmapFlags) { @@ -1502,35 +1701,19 @@ export function init(RuntimeName, PHPLoader) { offset, false ); + // should we check if bytesWritten and length are the same? return 0; }, }, }; - /** @param {boolean=} noRunDep */ var asyncLoad = ( - url, - onload, - onerror, - noRunDep - ) => { - var dep = !noRunDep ? getUniqueRunDependency(`al ${url}`) : ''; - readAsync( - url, - (arrayBuffer) => { - onload(new Uint8Array(arrayBuffer)); - if (dep) removeRunDependency(dep); - }, - (event) => { - if (onerror) { - onerror(); - } else { - throw `Loading data file "${url}" failed.`; - } - } - ); - if (dep) addRunDependency(dep); + var asyncLoad = async (url) => { + var arrayBuffer = await readAsync(url); + return new Uint8Array(arrayBuffer); }; + asyncLoad.isAsync = true; + var FS_createDataFile = ( parent, name, @@ -1545,6 +1728,7 @@ export function init(RuntimeName, PHPLoader) { var preloadPlugins = Module['preloadPlugins'] || []; var FS_handledByPreloadPlugin = (byteArray, fullname, finish, onerror) => { + // Ensure plugins are ready. if (typeof Browser != 'undefined') Browser.init(); var handled = false; preloadPlugins.forEach((plugin) => { @@ -1569,10 +1753,13 @@ export function init(RuntimeName, PHPLoader) { canOwn, preFinish ) => { + // TODO we should allow people to just pass in a complete filename instead + // of parent and name being that we just join them anyways var fullname = name ? PATH_FS.resolve(PATH.join2(parent, name)) : parent; var dep = getUniqueRunDependency(`cp ${fullname}`); + // might have several active requests for the same fullname function processData(byteArray) { function finish(byteArray) { preFinish?.(); @@ -1601,7 +1788,7 @@ export function init(RuntimeName, PHPLoader) { } addRunDependency(dep); if (typeof url == 'string') { - asyncLoad(url, processData, onerror); + asyncLoad(url).then(processData, onerror); } else { processData(url); } @@ -1759,6 +1946,7 @@ export function init(RuntimeName, PHPLoader) { staticInit() { NODEFS.isWindows = !!process.platform.match(/^win/); var flags = process.binding('constants'); + // Node.js 4 compatibility: it has no namespaces for constants if (flags['fs']) { flags = flags['fs']; } @@ -1784,6 +1972,8 @@ export function init(RuntimeName, PHPLoader) { return f(); } catch (e) { if (!e.code) throw e; + // node under windows can return code 'UNKNOWN' here: + // https://github.com/emscripten-core/emscripten/issues/15468 if (e.code === 'UNKNOWN') throw new FS.ErrnoError(28); throw new FS.ErrnoError(NODEFS.convertNodeCode(e)); } @@ -1806,13 +1996,14 @@ export function init(RuntimeName, PHPLoader) { return node; }, getMode(path) { - var stat; return NODEFS.tryFSOperation(() => { - stat = fs.lstatSync(path); + var mode = fs.lstatSync(path).mode; if (NODEFS.isWindows) { - stat.mode |= (stat.mode & 292) >> 2; + // Windows does not report the 'x' permission bit, so propagate read + // bits to execute bits. + mode |= (mode & 292) >> 2; } - return stat.mode; + return mode; }); }, realPath(node) { @@ -1827,10 +2018,15 @@ export function init(RuntimeName, PHPLoader) { }, flagsForNode(flags) { flags &= ~2097152; + // Ignore this flag from musl, otherwise node.js fails to open the file. flags &= ~2048; + // Ignore this flag from musl, otherwise node.js fails to open the file. flags &= ~32768; + // Ignore this flag from musl, otherwise node.js fails to open the file. flags &= ~524288; + // Some applications may pass it; it makes no sense for a single process. flags &= ~65536; + // Node.js doesn't need this passed in, it errors. var newFlags = 0; for (var k in NODEFS.flagsForNodeMap) { if (flags & k) { @@ -1849,6 +2045,9 @@ export function init(RuntimeName, PHPLoader) { var stat; NODEFS.tryFSOperation(() => (stat = fs.lstatSync(path))); if (NODEFS.isWindows) { + // node.js v0.10.20 doesn't report blksize and blocks on Windows. Fake + // them with default blksize of 4096. + // See http://support.microsoft.com/kb/140365 if (!stat.blksize) { stat.blksize = 4096; } @@ -1856,6 +2055,8 @@ export function init(RuntimeName, PHPLoader) { stat.blocks = ((stat.size + stat.blksize - 1) / stat.blksize) | 0; } + // Windows does not report the 'x' permission bit, so propagate read + // bits to execute bits. stat.mode |= (stat.mode & 292) >> 2; } return { @@ -1878,12 +2079,20 @@ export function init(RuntimeName, PHPLoader) { var path = NODEFS.realPath(node); NODEFS.tryFSOperation(() => { if (attr.mode !== undefined) { - fs.chmodSync(path, attr.mode); + var mode = attr.mode; + if (NODEFS.isWindows) { + // Windows only supports S_IREAD / S_IWRITE (S_IRUSR / S_IWUSR) + // https://learn.microsoft.com/en-us/cpp/c-runtime-library/reference/chmod-wchmod + mode &= 384; + } + fs.chmodSync(path, mode); + // update the common node structure mode as well node.mode = attr.mode; } - if (attr.timestamp !== undefined) { - var date = new Date(attr.timestamp); - fs.utimesSync(path, date, date); + if (attr.atime || attr.mtime) { + var atime = attr.atime && new Date(attr.atime); + var mtime = attr.mtime && new Date(attr.mtime); + fs.utimesSync(path, atime, mtime); } if (attr.size !== undefined) { fs.truncateSync(path, attr.size); @@ -1897,6 +2106,7 @@ export function init(RuntimeName, PHPLoader) { }, mknod(parent, name, mode, dev) { var node = NODEFS.createNode(parent, name, mode, dev); + // create the backing node for this in the fs root as well var path = NODEFS.realPath(node); NODEFS.tryFSOperation(() => { if (FS.isDir(node.mode)) { @@ -1912,6 +2122,9 @@ export function init(RuntimeName, PHPLoader) { rename(oldNode, newDir, newName) { var oldPath = NODEFS.realPath(oldNode); var newPath = PATH.join2(NODEFS.realPath(newDir), newName); + try { + FS.unlink(newPath); + } catch (e) {} NODEFS.tryFSOperation(() => fs.renameSync(oldPath, newPath)); oldNode.name = newName; }, @@ -1935,6 +2148,13 @@ export function init(RuntimeName, PHPLoader) { var path = NODEFS.realPath(node); return NODEFS.tryFSOperation(() => fs.readlinkSync(path)); }, + statfs(path) { + var stats = NODEFS.tryFSOperation(() => fs.statfsSync(path)); + // Node.js doesn't provide frsize (fragment size). Set it to bsize (block size) + // as they're often the same in many file systems. May not be accurate for all. + stats.frsize = stats.bsize; + return stats; + }, }, stream_ops: { open(stream) { @@ -1964,6 +2184,7 @@ export function init(RuntimeName, PHPLoader) { stream.shared.refcount++; }, read(stream, buffer, offset, length, position) { + // Node.js < 6 compatibility: node errors on 0 length reads if (length === 0) return 0; return NODEFS.tryFSOperation(() => fs.readSync( @@ -2010,7 +2231,7 @@ export function init(RuntimeName, PHPLoader) { var ptr = mmapAlloc(length); NODEFS.stream_ops.read(stream, HEAP8, ptr, length, position); return { - ptr: ptr, + ptr, allocated: true, }; }, @@ -2023,6 +2244,7 @@ export function init(RuntimeName, PHPLoader) { offset, false ); + // should we check if bytesWritten and length are the same? return 0; }, }, @@ -2087,11 +2309,13 @@ export function init(RuntimeName, PHPLoader) { try { if (attr.mode !== undefined) { node.mount.opts.fs.chmod(path, attr.mode); + // update the common node structure mode as well node.mode = attr.mode; } - if (attr.timestamp !== undefined) { - var date = new Date(attr.timestamp); - node.mount.opts.fs.utime(path, date, date); + if (attr.atime || attr.mtime) { + var atime = new Date(attr.atime || attr.mtime); + var mtime = new Date(attr.mtime || attr.atime); + node.mount.opts.fs.utime(path, atime, mtime); } if (attr.size !== undefined) { node.mount.opts.fs.truncate(path, attr.size); @@ -2114,6 +2338,7 @@ export function init(RuntimeName, PHPLoader) { }, mknod(parent, name, mode, dev) { var node = PROXYFS.createNode(parent, name, mode, dev); + // create the backing node for this in the fs root as well var path = PROXYFS.realPath(node); try { if (FS.isDir(node.mode)) { @@ -2270,18 +2495,22 @@ export function init(RuntimeName, PHPLoader) { initialized: false, ignorePermissions: true, ErrnoError: class { + name = 'ErrnoError'; + // We set the `name` property to be able to identify `FS.ErrnoError` + // - the `name` is a standard ECMA-262 property of error objects. Kind of good to have it anyway. + // - when using PROXYFS, an error can come from an underlying FS + // as different FS objects have their own FS.ErrnoError each, + // the test `err instanceof FS.ErrnoError` won't detect an error coming from another filesystem, causing bugs. + // we'll use the reliable test `err.name == "ErrnoError"` instead constructor(errno) { - this.name = 'ErrnoError'; this.errno = errno; } }, - genericErrors: {}, filesystems: null, syncFSRequests: 0, + readFiles: {}, FSStream: class { - constructor() { - this.shared = {}; - } + shared = {}; get object() { return this.node; } @@ -2311,23 +2540,25 @@ export function init(RuntimeName, PHPLoader) { } }, FSNode: class { + node_ops = {}; + stream_ops = {}; + readMode = 292 | 73; + writeMode = 146; + mounted = null; constructor(parent, name, mode, rdev) { if (!parent) { parent = this; } + // root node sets parent to itself this.parent = parent; this.mount = parent.mount; - this.mounted = null; this.id = FS.nextInode++; this.name = name; this.mode = mode; - this.node_ops = {}; - this.stream_ops = {}; this.rdev = rdev; - this.readMode = 292 | /*292*/ 73; - /*73*/ this.writeMode = 146; + this.atime = this.mtime = this.ctime = Date.now(); } - /*146*/ get read() { + get read() { return (this.mode & this.readMode) === this.readMode; } set read(val) { @@ -2351,57 +2582,74 @@ export function init(RuntimeName, PHPLoader) { } }, lookupPath(path, opts = {}) { - path = PATH_FS.resolve(path); if (!path) return { path: '', node: null, }; - var defaults = { - follow_mount: true, - recurse_count: 0, - }; - opts = Object.assign(defaults, opts); - if (opts.recurse_count > 8) { - throw new FS.ErrnoError(32); - } - var parts = path.split('/').filter((p) => !!p); - var current = FS.root; - var current_path = '/'; - for (var i = 0; i < parts.length; i++) { - var islast = i === parts.length - 1; - if (islast && opts.parent) { - break; - } - current = FS.lookupNode(current, parts[i]); - current_path = PATH.join2(current_path, parts[i]); - if (FS.isMountpoint(current)) { - if (!islast || (islast && opts.follow_mount)) { + opts.follow_mount ??= true; + if (!PATH.isAbs(path)) { + path = FS.cwd() + '/' + path; + } + // limit max consecutive symlinks to 40 (SYMLOOP_MAX). + linkloop: for (var nlinks = 0; nlinks < 40; nlinks++) { + // split the absolute path + var parts = path.split('/').filter((p) => !!p && p !== '.'); + // start at the root + var current = FS.root; + var current_path = '/'; + for (var i = 0; i < parts.length; i++) { + var islast = i === parts.length - 1; + if (islast && opts.parent) { + // stop resolving + break; + } + if (parts[i] === '..') { + current_path = PATH.dirname(current_path); + current = current.parent; + continue; + } + current_path = PATH.join2(current_path, parts[i]); + try { + current = FS.lookupNode(current, parts[i]); + } catch (e) { + // if noent_okay is true, suppress a ENOENT in the last component + // and return an object with an undefined node. This is needed for + // resolving symlinks in the path when creating a file. + if (e?.errno === 44 && islast && opts.noent_okay) { + return { + path: current_path, + }; + } + throw e; + } + // jump to the mount's root node if this is a mountpoint + if ( + FS.isMountpoint(current) && + (!islast || opts.follow_mount) + ) { current = current.mounted.root; } - } - if (!islast || opts.follow) { - var count = 0; - while (FS.isLink(current.mode)) { - var link = FS.readlink(current_path); - current_path = PATH_FS.resolve( - PATH.dirname(current_path), - link - ); - var lookup = FS.lookupPath(current_path, { - recurse_count: opts.recurse_count + 1, - }); - current = lookup.node; - if (count++ > 40) { - throw new FS.ErrnoError(32); + // by default, lookupPath will not follow a symlink if it is the final path component. + // setting opts.follow = true will override this behavior. + if (FS.isLink(current.mode) && (!islast || opts.follow)) { + if (!current.node_ops.readlink) { + throw new FS.ErrnoError(52); } + var link = current.node_ops.readlink(current); + if (!PATH.isAbs(link)) { + link = PATH.dirname(current_path) + '/' + link; + } + path = link + '/' + parts.slice(i + 1).join('/'); + continue linkloop; } } + return { + path: current_path, + node: current, + }; } - return { - path: current_path, - node: current, - }; + throw new FS.ErrnoError(32); }, getPath(node) { var path; @@ -2456,6 +2704,7 @@ export function init(RuntimeName, PHPLoader) { return node; } } + // if we failed to find it in the cache, call into the VFS return FS.lookup(parent, name); }, createNode(parent, name, mode, rdev) { @@ -2504,6 +2753,7 @@ export function init(RuntimeName, PHPLoader) { if (FS.ignorePermissions) { return 0; } + // return 0 if any user, group or owner bits are set. if (perms.includes('r') && !(node.mode & 292)) { return 2; } else if (perms.includes('w') && !(node.mode & 146)) { @@ -2521,6 +2771,9 @@ export function init(RuntimeName, PHPLoader) { return 0; }, mayCreate(dir, name) { + if (!FS.isDir(dir.mode)) { + return 54; + } try { var node = FS.lookupNode(dir, name); return 20; @@ -2559,7 +2812,11 @@ export function init(RuntimeName, PHPLoader) { if (FS.isLink(node.mode)) { return 32; } else if (FS.isDir(node.mode)) { - if (FS.flagsToPermissionString(flags) !== 'r' || flags & 512) { + if ( + FS.flagsToPermissionString(flags) !== 'r' || // opening for write + flags & 512 + ) { + // TODO: check for O_SEARCH? (== search for dir only) return 31; } } @@ -2583,6 +2840,7 @@ export function init(RuntimeName, PHPLoader) { }, getStream: (fd) => FS.streams[fd], createStream(stream, fd = -1) { + // clone it, so we can return an instance of FSStream stream = Object.assign(new FS.FSStream(), stream); if (fd == -1) { fd = FS.nextfd(); @@ -2602,7 +2860,9 @@ export function init(RuntimeName, PHPLoader) { chrdev_stream_ops: { open(stream) { var device = FS.getDevice(stream.node.rdev); + // override node's stream ops with the device's stream.stream_ops = device.stream_ops; + // forward the open call stream.stream_ops.open?.(stream); }, llseek() { @@ -2657,6 +2917,7 @@ export function init(RuntimeName, PHPLoader) { doCallback(null); } } + // sync all mounts mounts.forEach((mount) => { if (!mount.type.syncfs) { return done(null); @@ -2675,6 +2936,7 @@ export function init(RuntimeName, PHPLoader) { follow_mount: false, }); mountpoint = lookup.path; + // use the absolute path node = lookup.node; if (FS.isMountpoint(node)) { throw new FS.ErrnoError(10); @@ -2684,18 +2946,21 @@ export function init(RuntimeName, PHPLoader) { } } var mount = { - type: type, - opts: opts, - mountpoint: mountpoint, + type, + opts, + mountpoint, mounts: [], }; + // create a root node for the fs var mountRoot = type.mount(mount); mountRoot.mount = mount; mount.root = mountRoot; if (root) { FS.root = mountRoot; } else if (node) { + // set as a mountpoint node.mounted = mount; + // add the new mount to the current mount's children if (node.mount) { node.mount.mounts.push(mount); } @@ -2709,6 +2974,7 @@ export function init(RuntimeName, PHPLoader) { if (!FS.isMountpoint(lookup.node)) { throw new FS.ErrnoError(28); } + // destroy the nodes for this mount, and all its child mounts var node = lookup.node; var mount = node.mounted; var mounts = FS.getMounts(mount); @@ -2722,7 +2988,9 @@ export function init(RuntimeName, PHPLoader) { current = next; } }); + // no longer a mountpoint node.mounted = null; + // remove this mount from the child mounts var idx = node.mount.mounts.indexOf(mount); node.mount.mounts.splice(idx, 1); }, @@ -2747,15 +3015,39 @@ export function init(RuntimeName, PHPLoader) { } return parent.node_ops.mknod(parent, name, mode, dev); }, - create(path, mode) { - mode = mode !== undefined ? mode : 438; - /* 0666 */ mode &= 4095; + statfs(path) { + // NOTE: None of the defaults here are true. We're just returning safe and + // sane values. + var rtn = { + bsize: 4096, + frsize: 4096, + blocks: 1e6, + bfree: 5e5, + bavail: 5e5, + files: FS.nextInode, + ffree: FS.nextInode - 1, + fsid: 42, + flags: 2, + namelen: 255, + }; + var parent = FS.lookupPath(path, { + follow: true, + }).node; + if (parent?.node_ops.statfs) { + Object.assign( + rtn, + parent.node_ops.statfs(parent.mount.opts.root) + ); + } + return rtn; + }, + create(path, mode = 438) { + mode &= 4095; mode |= 32768; return FS.mknod(path, mode, 0); }, - mkdir(path, mode) { - mode = mode !== undefined ? mode : 511; - /* 0777 */ mode &= 511 | 512; + mkdir(path, mode = 511) { + mode &= 511 | 512; mode |= 16384; return FS.mknod(path, mode, 0); }, @@ -2777,7 +3069,7 @@ export function init(RuntimeName, PHPLoader) { dev = mode; mode = 438; } - /* 0666 */ mode |= 8192; + mode |= 8192; return FS.mknod(path, mode, dev); }, symlink(oldpath, newpath) { @@ -2806,7 +3098,9 @@ export function init(RuntimeName, PHPLoader) { var new_dirname = PATH.dirname(new_path); var old_name = PATH.basename(old_path); var new_name = PATH.basename(new_path); + // parents must exist var lookup, old_dir, new_dir; + // let the errors from non existent directories percolate up lookup = FS.lookupPath(old_path, { parent: true, }); @@ -2816,30 +3110,39 @@ export function init(RuntimeName, PHPLoader) { }); new_dir = lookup.node; if (!old_dir || !new_dir) throw new FS.ErrnoError(44); + // need to be part of the same mount if (old_dir.mount !== new_dir.mount) { throw new FS.ErrnoError(75); } + // source must exist var old_node = FS.lookupNode(old_dir, old_name); + // old path should not be an ancestor of the new path var relative = PATH_FS.relative(old_path, new_dirname); if (relative.charAt(0) !== '.') { throw new FS.ErrnoError(28); } + // new path should not be an ancestor of the old path relative = PATH_FS.relative(new_path, old_dirname); if (relative.charAt(0) !== '.') { throw new FS.ErrnoError(55); } + // see if the new path already exists var new_node; try { new_node = FS.lookupNode(new_dir, new_name); } catch (e) {} + // early out if nothing needs to change if (old_node === new_node) { return; } + // we'll need to delete the old entry var isdir = FS.isDir(old_node.mode); var errCode = FS.mayDelete(old_dir, old_name, isdir); if (errCode) { throw new FS.ErrnoError(errCode); } + // need delete permissions if we'll be overwriting. + // need create permissions if new doesn't already exist. errCode = new_node ? FS.mayDelete(new_dir, new_name, isdir) : FS.mayCreate(new_dir, new_name); @@ -2855,19 +3158,26 @@ export function init(RuntimeName, PHPLoader) { ) { throw new FS.ErrnoError(10); } + // if we are going to change the parent, check write permissions if (new_dir !== old_dir) { errCode = FS.nodePermissions(old_dir, 'w'); if (errCode) { throw new FS.ErrnoError(errCode); } } + // remove the node from the lookup hash FS.hashRemoveNode(old_node); + // do the underlying fs rename try { old_dir.node_ops.rename(old_node, new_dir, new_name); + // update old node (we do this here to avoid each backend + // needing to) old_node.parent = new_dir; } catch (e) { throw e; } finally { + // add the node back to the hash (in case node_ops.rename + // changed its name) FS.hashAddNode(old_node); } }, @@ -2913,6 +3223,9 @@ export function init(RuntimeName, PHPLoader) { var node = FS.lookupNode(parent, name); var errCode = FS.mayDelete(parent, name, false); if (errCode) { + // According to POSIX, we should map EISDIR to EPERM, but + // we instead do what Linux does (and we must, as we use + // the musl linux libc). throw new FS.ErrnoError(errCode); } if (!parent.node_ops.unlink) { @@ -2933,10 +3246,7 @@ export function init(RuntimeName, PHPLoader) { if (!link.node_ops.readlink) { throw new FS.ErrnoError(28); } - return PATH_FS.resolve( - FS.getPath(link.parent), - link.node_ops.readlink(link) - ); + return link.node_ops.readlink(link); }, stat(path, dontFollow) { var lookup = FS.lookupPath(path, { @@ -2969,7 +3279,7 @@ export function init(RuntimeName, PHPLoader) { } node.node_ops.setattr(node, { mode: (mode & 4095) | (node.mode & ~4095), - timestamp: Date.now(), + ctime: Date.now(), }); }, lchmod(path, mode) { @@ -2996,6 +3306,7 @@ export function init(RuntimeName, PHPLoader) { timestamp: Date.now(), }); }, + // we ignore the uid / gid for now lchown(path, uid, gid) { FS.chown(path, uid, gid, true); }, @@ -3047,17 +3358,17 @@ export function init(RuntimeName, PHPLoader) { }); var node = lookup.node; node.node_ops.setattr(node, { - timestamp: Math.max(atime, mtime), + atime, + mtime, }); }, - open(path, flags, mode) { + open(path, flags, mode = 438) { if (path === '') { throw new FS.ErrnoError(44); } flags = typeof flags == 'string' ? FS_modeStringToFlags(flags) : flags; if (flags & 64) { - mode = typeof mode == 'undefined' ? 438 : /* 0666 */ mode; mode = (mode & 4095) | 32768; } else { mode = 0; @@ -3066,21 +3377,26 @@ export function init(RuntimeName, PHPLoader) { if (typeof path == 'object') { node = path; } else { - path = PATH.normalize(path); - try { - var lookup = FS.lookupPath(path, { - follow: !(flags & 131072), - }); - node = lookup.node; - } catch (e) {} + // noent_okay makes it so that if the final component of the path + // doesn't exist, lookupPath returns `node: undefined`. `path` will be + // updated to point to the target of all symlinks. + var lookup = FS.lookupPath(path, { + follow: !(flags & 131072), + noent_okay: true, + }); + node = lookup.node; + path = lookup.path; } + // perhaps we need to create the node var created = false; if (flags & 64) { if (node) { + // if O_CREAT and O_EXCL are set, error out if the node already exists if (flags & 128) { throw new FS.ErrnoError(20); } } else { + // node doesn't exist, try to create it node = FS.mknod(path, mode, 0); created = true; } @@ -3088,37 +3404,47 @@ export function init(RuntimeName, PHPLoader) { if (!node) { throw new FS.ErrnoError(44); } + // can't truncate a device if (FS.isChrdev(node.mode)) { flags &= ~512; } + // if asked only for a directory, then this must be one if (flags & 65536 && !FS.isDir(node.mode)) { throw new FS.ErrnoError(54); } + // check permissions, if this is not a file we just created now (it is ok to + // create and write to a file with read-only permissions; it is read-only + // for later use) if (!created) { var errCode = FS.mayOpen(node, flags); if (errCode) { throw new FS.ErrnoError(errCode); } } + // do truncation if necessary if (flags & 512 && !created) { FS.truncate(node, 0); } + // we've already handled these, don't pass down to the underlying vfs flags &= ~(128 | 512 | 131072); + // register the stream with the filesystem var stream = FS.createStream({ - node: node, + node, path: FS.getPath(node), - flags: flags, + // we want the absolute path to the node + flags, seekable: true, position: 0, stream_ops: node.stream_ops, + // used by the file family libc calls (fopen, fwrite, ferror, etc.) ungotten: [], error: false, }); + // call the new stream's open function if (stream.stream_ops.open) { stream.stream_ops.open(stream); } if (Module['logReadFiles'] && !(flags & 1)) { - if (!FS.readFiles) FS.readFiles = {}; if (!(path in FS.readFiles)) { FS.readFiles[path] = 1; } @@ -3130,6 +3456,7 @@ export function init(RuntimeName, PHPLoader) { throw new FS.ErrnoError(8); } if (stream.getdents) stream.getdents = null; + // free readdir state try { if (stream.stream_ops.close) { stream.stream_ops.close(stream); @@ -3207,6 +3534,7 @@ export function init(RuntimeName, PHPLoader) { throw new FS.ErrnoError(28); } if (stream.seekable && stream.flags & 1024) { + // seek to the end before writing in append mode FS.llseek(stream, 0, 2); } var seeking = typeof position != 'undefined'; @@ -3245,6 +3573,12 @@ export function init(RuntimeName, PHPLoader) { stream.stream_ops.allocate(stream, offset, length); }, mmap(stream, length, position, prot, flags) { + // User requests writing to file (prot & PROT_WRITE != 0). + // Checking if we have permissions to write to the file unless + // MAP_PRIVATE flag is set. According to POSIX spec it is possible + // to write to file opened in read-only mode with MAP_PRIVATE flag, + // as all modifications will be visible only in the memory of + // the current process. if ( (prot & 2) !== 0 && (flags & 2) === 0 && @@ -3258,6 +3592,9 @@ export function init(RuntimeName, PHPLoader) { if (!stream.stream_ops.mmap) { throw new FS.ErrnoError(43); } + if (!length) { + throw new FS.ErrnoError(28); + } return stream.stream_ops.mmap( stream, length, @@ -3297,7 +3634,7 @@ export function init(RuntimeName, PHPLoader) { var buf = new Uint8Array(length); FS.read(stream, buf, 0, length, 0); if (opts.encoding === 'utf8') { - ret = UTF8ArrayToString(buf, 0); + ret = UTF8ArrayToString(buf); } else if (opts.encoding === 'binary') { ret = buf; } @@ -3360,16 +3697,24 @@ export function init(RuntimeName, PHPLoader) { FS.mkdir('/home/web_user'); }, createDefaultDevices() { + // create /dev FS.mkdir('/dev'); + // setup /dev/null FS.registerDevice(FS.makedev(1, 3), { read: () => 0, write: (stream, buffer, offset, length, pos) => length, + llseek: () => 0, }); FS.mkdev('/dev/null', FS.makedev(1, 3)); + // setup /dev/tty and /dev/tty1 + // stderr needs to print output using err() rather than out() + // so we register a second tty just for it. TTY.register(FS.makedev(5, 0), TTY.default_tty_ops); TTY.register(FS.makedev(6, 0), TTY.default_tty1_ops); FS.mkdev('/dev/tty', FS.makedev(5, 0)); FS.mkdev('/dev/tty1', FS.makedev(6, 0)); + // setup /dev/[u]random + // use a buffer to avoid overhead of individual crypto calls per byte var randomBuffer = new Uint8Array(1024), randomLeft = 0; var randomByte = () => { @@ -3380,22 +3725,24 @@ export function init(RuntimeName, PHPLoader) { }; FS.createDevice('/dev', 'random', randomByte); FS.createDevice('/dev', 'urandom', randomByte); + // we're not going to emulate the actual shm device, + // just create the tmp dirs that reside in it commonly FS.mkdir('/dev/shm'); FS.mkdir('/dev/shm/tmp'); }, createSpecialDirectories() { + // create /proc/self/fd which allows /proc/self/fd/6 => readlink gives the + // name of the stream for fd 6 (see test_unistd_ttyname) FS.mkdir('/proc'); var proc_self = FS.mkdir('/proc/self'); FS.mkdir('/proc/self/fd'); FS.mount( { mount() { - var node = FS.createNode( - proc_self, - 'fd', - 16384 | 511, - /* 0777 */ 73 - ); + var node = FS.createNode(proc_self, 'fd', 16895, 73); + node.stream_ops = { + llseek: MEMFS.stream_ops.llseek, + }; node.node_ops = { lookup(parent, name) { var fd = +name; @@ -3408,10 +3755,17 @@ export function init(RuntimeName, PHPLoader) { node_ops: { readlink: () => stream.path, }, + id: fd + 1, }; ret.parent = ret; + // make it look like a simple root node return ret; }, + readdir() { + return Array.from(FS.streams.entries()) + .filter(([k, v]) => v) + .map(([k, v]) => k.toString()); + }, }; return node; }, @@ -3420,31 +3774,35 @@ export function init(RuntimeName, PHPLoader) { '/proc/self/fd' ); }, - createStandardStreams() { - if (Module['stdin']) { - FS.createDevice('/dev', 'stdin', Module['stdin']); + createStandardStreams(input, output, error) { + // TODO deprecate the old functionality of a single + // input / output callback and that utilizes FS.createDevice + // and instead require a unique set of stream ops + // by default, we symlink the standard streams to the + // default tty devices. however, if the standard streams + // have been overwritten we create a unique device for + // them instead. + if (input) { + FS.createDevice('/dev', 'stdin', input); } else { FS.symlink('/dev/tty', '/dev/stdin'); } - if (Module['stdout']) { - FS.createDevice('/dev', 'stdout', null, Module['stdout']); + if (output) { + FS.createDevice('/dev', 'stdout', null, output); } else { FS.symlink('/dev/tty', '/dev/stdout'); } - if (Module['stderr']) { - FS.createDevice('/dev', 'stderr', null, Module['stderr']); + if (error) { + FS.createDevice('/dev', 'stderr', null, error); } else { FS.symlink('/dev/tty1', '/dev/stderr'); } + // open default streams for the stdin, stdout and stderr devices var stdin = FS.open('/dev/stdin', 0); var stdout = FS.open('/dev/stdout', 1); var stderr = FS.open('/dev/stderr', 1); }, staticInit() { - [44].forEach((code) => { - FS.genericErrors[code] = new FS.ErrnoError(code); - FS.genericErrors[code].stack = ''; - }); FS.nameTable = new Array(4096); FS.mount(MEMFS, {}, '/'); FS.createDefaultDirectories(); @@ -3457,15 +3815,18 @@ export function init(RuntimeName, PHPLoader) { }; }, init(input, output, error) { - FS.init.initialized = true; - Module['stdin'] = input || Module['stdin']; - Module['stdout'] = output || Module['stdout']; - Module['stderr'] = error || Module['stderr']; - FS.createStandardStreams(); + FS.initialized = true; + // Allow Module.stdin etc. to provide defaults, if none explicitly passed to us here + input ??= Module['stdin']; + output ??= Module['stdout']; + error ??= Module['stderr']; + FS.createStandardStreams(input, output, error); }, quit() { - FS.init.initialized = false; + FS.initialized = false; + // force-flush all streams, so we get musl std streams printed out _fflush(0); + // close all of our streams for (var i = 0; i < FS.streams.length; i++) { var stream = FS.streams[i]; if (!stream) { @@ -3482,6 +3843,7 @@ export function init(RuntimeName, PHPLoader) { return ret.object; }, analyzePath(path, dontResolveLastLink) { + // operate from within the context of the symlink's target try { var lookup = FS.lookupPath(path, { follow: !dontResolveLastLink, @@ -3530,6 +3892,7 @@ export function init(RuntimeName, PHPLoader) { try { FS.mkdir(current); } catch (e) {} + // ignore EEXIST parent = current; } return current; @@ -3558,6 +3921,7 @@ export function init(RuntimeName, PHPLoader) { arr[i] = data.charCodeAt(i); data = arr; } + // make sure we can write to the file FS.chmod(node, mode | 146); var stream = FS.open(node, 577); FS.write(stream, data, 0, data.length, 0, canOwn); @@ -3571,13 +3935,16 @@ export function init(RuntimeName, PHPLoader) { name ); var mode = FS_getMode(!!input, !!output); - if (!FS.createDevice.major) FS.createDevice.major = 64; + FS.createDevice.major ??= 64; var dev = FS.makedev(FS.createDevice.major++, 0); + // Create a fake device that a set of stream ops to emulate + // the old behavior. FS.registerDevice(dev, { open(stream) { stream.seekable = false; }, close(stream) { + // flush any pending line data if (output?.buffer?.length) { output(10); } @@ -3599,7 +3966,7 @@ export function init(RuntimeName, PHPLoader) { buffer[offset + i] = result; } if (bytesRead) { - stream.node.timestamp = Date.now(); + stream.node.atime = Date.now(); } return bytesRead; }, @@ -3612,7 +3979,7 @@ export function init(RuntimeName, PHPLoader) { } } if (length) { - stream.node.timestamp = Date.now(); + stream.node.mtime = stream.node.ctime = Date.now(); } return i; }, @@ -3626,25 +3993,23 @@ export function init(RuntimeName, PHPLoader) { throw new Error( 'Lazy loading should have been performed (contents set) in createLazyFile, but it was not. Lazy loading only works in web workers. Use --embed-file or --preload-file in emcc on the main thread.' ); - } else if (read_) { + } else { + // Command-line. try { - obj.contents = intArrayFromString(read_(obj.url), true); + obj.contents = readBinary(obj.url); obj.usedBytes = obj.contents.length; } catch (e) { throw new FS.ErrnoError(29); } - } else { - throw new Error( - 'Cannot load without read() or XMLHttpRequest.' - ); } }, createLazyFile(parent, name, url, canRead, canWrite) { + // Lazy chunked Uint8Array (implements get and length from Uint8Array). + // Actual getting is abstracted away for eventual reuse. class LazyUint8Array { - constructor() { - this.lengthKnown = false; - this.chunks = []; - } + lengthKnown = false; + chunks = []; + // Loaded chunks. Index is the chunk number get(idx) { if (idx > this.length - 1 || idx < 0) { return undefined; @@ -3657,6 +4022,7 @@ export function init(RuntimeName, PHPLoader) { this.getter = getter; } cacheLength() { + // Find length var xhr = new XMLHttpRequest(); xhr.open('HEAD', url, false); xhr.send(null); @@ -3680,7 +4046,9 @@ export function init(RuntimeName, PHPLoader) { (header = xhr.getResponseHeader('Content-Encoding')) && header === 'gzip'; var chunkSize = 1024 * 1024; + // Chunk size in bytes if (!hasByteServing) chunkSize = datalength; + // Function to get a range from the remote URL. var doXHR = (from, to) => { if (from > to) throw new Error( @@ -3696,6 +4064,7 @@ export function init(RuntimeName, PHPLoader) { datalength + ' bytes available! programmer error!' ); + // TODO: Use mozResponseArrayBuffer, responseStream, etc. if available. var xhr = new XMLHttpRequest(); xhr.open('GET', url, false); if (datalength !== chunkSize) @@ -3703,6 +4072,7 @@ export function init(RuntimeName, PHPLoader) { 'Range', 'bytes=' + from + '-' + to ); + // Some hints to the browser that we want binary data. xhr.responseType = 'arraybuffer'; if (xhr.overrideMimeType) { xhr.overrideMimeType( @@ -3733,7 +4103,9 @@ export function init(RuntimeName, PHPLoader) { lazyArray.setDataGetter((chunkNum) => { var start = chunkNum * chunkSize; var end = (chunkNum + 1) * chunkSize - 1; + // including this byte end = Math.min(end, datalength - 1); + // if datalength-1 is selected, this is the last block if (typeof lazyArray.chunks[chunkNum] == 'undefined') { lazyArray.chunks[chunkNum] = doXHR(start, end); } @@ -3742,7 +4114,9 @@ export function init(RuntimeName, PHPLoader) { return lazyArray.chunks[chunkNum]; }); if (usesGzip || !datalength) { + // if the server uses gzip or doesn't supply the length, we have to download the whole file to get the (uncompressed) length chunkSize = datalength = 1; + // this will force getter(0)/doXHR do download the whole file datalength = this.getter(0).length; chunkSize = datalength; out( @@ -3777,7 +4151,7 @@ export function init(RuntimeName, PHPLoader) { } else { var properties = { isDevice: false, - url: url, + url, }; } var node = FS.createFile( @@ -3787,12 +4161,16 @@ export function init(RuntimeName, PHPLoader) { canRead, canWrite ); + // This is a total hack, but I want to get this lazy file code out of the + // core of MEMFS. If we want to keep this lazy file concept I feel it should + // be its own thin LAZYFS proxying calls to MEMFS. if (properties.contents) { node.contents = properties.contents; } else if (properties.url) { node.contents = null; node.url = properties.url; } + // Add a function that defers querying the file size until it is asked the first time. Object.defineProperties(node, { usedBytes: { get: function () { @@ -3800,6 +4178,7 @@ export function init(RuntimeName, PHPLoader) { }, }, }); + // override each stream op with one that tries to force load the lazy file first var stream_ops = {}; var keys = Object.keys(node.stream_ops); keys.forEach((key) => { @@ -3814,20 +4193,24 @@ export function init(RuntimeName, PHPLoader) { if (position >= contents.length) return 0; var size = Math.min(contents.length - position, length); if (contents.slice) { + // normal array for (var i = 0; i < size; i++) { buffer[offset + i] = contents[position + i]; } } else { for (var i = 0; i < size; i++) { + // LazyUint8Array from sync binary XHR buffer[offset + i] = contents.get(position + i); } } return size; } + // use a custom read function stream_ops.read = (stream, buffer, offset, length, position) => { FS.forceLoadFile(node); return writeChunks(stream, buffer, offset, length, position); }; + // use a custom mmap function stream_ops.mmap = (stream, length, position, prot, flags) => { FS.forceLoadFile(node); var ptr = mmapAlloc(length); @@ -3836,7 +4219,7 @@ export function init(RuntimeName, PHPLoader) { } writeChunks(stream, HEAP8, ptr, length, position); return { - ptr: ptr, + ptr, allocated: true, }; }; @@ -3848,58 +4231,59 @@ export function init(RuntimeName, PHPLoader) { Module['FS'] = FS; var SOCKFS = { + websocketArgs: {}, + callbacks: {}, + on(event, callback) { + SOCKFS.callbacks[event] = callback; + }, + emit(event, param) { + SOCKFS.callbacks[event]?.(param); + }, mount(mount) { - Module['websocket'] = - Module['websocket'] && 'object' === typeof Module['websocket'] - ? Module['websocket'] - : {}; - Module['websocket']._callbacks = {}; - Module['websocket']['on'] = /** @this{Object} */ function ( - event, - callback - ) { - if ('function' === typeof callback) { - this._callbacks[event] = callback; - } - return this; - }; - Module['websocket'].emit = /** @this{Object} */ function ( - event, - param - ) { - if ('function' === typeof this._callbacks[event]) { - this._callbacks[event].call(this, param); - } - }; - return FS.createNode(null, '/', 16384 | 511, /* 0777 */ 0); + // The incomming Module['websocket'] can be used for configuring + // configuring subprotocol/url, etc + SOCKFS.websocketArgs = Module['websocket'] || {}; + // Add the Event registration mechanism to the exported websocket configuration + // object so we can register network callbacks from native JavaScript too. + // For more documentation see system/include/emscripten/emscripten.h + (Module['websocket'] ??= {})['on'] = SOCKFS.on; + return FS.createNode(null, '/', 16895, 0); }, createSocket(family, type, protocol) { type &= ~526336; + // Some applications may pass it; it makes no sense for a single process. var streaming = type == 1; if (streaming && protocol && protocol != 6) { throw new FS.ErrnoError(66); } + // create our internal socket structure var sock = { - family: family, - type: type, - protocol: protocol, + family, + type, + protocol, server: null, error: null, + // Used in getsockopt for SOL_SOCKET/SO_ERROR test peers: {}, pending: [], recv_queue: [], sock_ops: SOCKFS.websocket_sock_ops, }; + // create the filesystem node to store the socket structure var name = SOCKFS.nextname(); var node = FS.createNode(SOCKFS.root, name, 49152, 0); node.sock = sock; + // and the wrapping stream that enables library functions such + // as read and write to indirectly interact with the socket var stream = FS.createStream({ path: name, - node: node, + node, flags: 2, seekable: false, stream_ops: SOCKFS.stream_ops, }); + // map the new stream to the socket structure (sockets have a 1:1 + // relationship with a stream) sock.stream = stream; return sock; }, @@ -3923,6 +4307,7 @@ export function init(RuntimeName, PHPLoader) { /* ignored */ var sock = stream.node.sock; var msg = sock.sock_ops.recvmsg(sock, length); if (!msg) { + // socket is closed return 0; } buffer.set(msg.buffer, offset); @@ -3941,7 +4326,7 @@ export function init(RuntimeName, PHPLoader) { if (!SOCKFS.nextname.current) { SOCKFS.nextname.current = 0; } - return 'socket[' + SOCKFS.nextname.current++ + ']'; + return `socket[${SOCKFS.nextname.current++}]`; }, websocket_sock_ops: { createPeer(sock, addr, port) { @@ -3952,10 +4337,14 @@ export function init(RuntimeName, PHPLoader) { port = null; } if (ws) { + // for sockets that've already connected (e.g. we're the server) + // we can inspect the _socket property for the address if (ws._socket) { addr = ws._socket.remoteAddress; port = ws._socket.remotePort; - } else { + } // if we're just now initializing a connection to the remote, + // inspect the url property + else { var result = /ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url); if (!result) { throw new Error( @@ -3966,23 +4355,34 @@ export function init(RuntimeName, PHPLoader) { port = parseInt(result[2], 10); } } else { + // create the actual websocket object and connect try { - var runtimeConfig = - Module['websocket'] && - 'object' === typeof Module['websocket']; + // The default value is 'ws://' the replace is needed because the compiler replaces '//' comments with '#' + // comments without checking context, so we'd end up with ws:#, the replace swaps the '#' for '//' again. var url = 'ws:#'.replace('#', '//'); - if (runtimeConfig) { - if ( - 'function' === typeof Module['websocket']['url'] - ) { - url = Module['websocket']['url'](...arguments); - } else if ( - 'string' === typeof Module['websocket']['url'] - ) { - url = Module['websocket']['url']; - } + // Make the WebSocket subprotocol (Sec-WebSocket-Protocol) default to binary if no configuration is set. + var subProtocols = 'binary'; + // The default value is 'binary' + // The default WebSocket options + var opts = undefined; + // Fetch runtime WebSocket URL config. + if ('function' === typeof SOCKFS.websocketArgs['url']) { + url = SOCKFS.websocketArgs['url'](...arguments); + } else if ( + 'string' === typeof SOCKFS.websocketArgs['url'] + ) { + url = SOCKFS.websocketArgs['url']; + } + // Fetch runtime WebSocket subprotocol config. + if (SOCKFS.websocketArgs['subprotocol']) { + subProtocols = SOCKFS.websocketArgs['subprotocol']; + } else if ( + SOCKFS.websocketArgs['subprotocol'] === null + ) { + subProtocols = 'null'; } if (url === 'ws://' || url === 'wss://') { + // Is the supplied URL config just a prefix, if so complete it. var parts = addr.split('/'); url = url + @@ -3992,30 +4392,15 @@ export function init(RuntimeName, PHPLoader) { '/' + parts.slice(1).join('/'); } - var subProtocols = 'binary'; - if (runtimeConfig) { - if ( - 'string' === - typeof Module['websocket']['subprotocol'] - ) { - subProtocols = - Module['websocket']['subprotocol']; - } - } - var opts = undefined; if (subProtocols !== 'null') { + // The regex trims the string (removes spaces at the beginning and end, then splits the string by + // , into an Array. Whitespace removal is important for Websockify and ws. subProtocols = subProtocols .replace(/^ +| +$/g, '') .split(/ *, */); opts = subProtocols; } - if ( - runtimeConfig && - null === Module['websocket']['subprotocol'] - ) { - subProtocols = 'null'; - opts = undefined; - } + // If node we use the ws library. var WebSocketConstructor; if (ENVIRONMENT_IS_NODE) { WebSocketConstructor = @@ -4038,15 +4423,18 @@ export function init(RuntimeName, PHPLoader) { } } var peer = { - addr: addr, - port: port, + addr, + port, socket: ws, - dgram_send_queue: [], + msg_send_queue: [], }; SOCKFS.websocket_sock_ops.addPeer(sock, peer); SOCKFS.websocket_sock_ops.handlePeerEvents(sock, peer); + // if this is a bound dgram socket, send the port number first to allow + // us to override the ephemeral port reported to us by remotePort on the + // remote end. if (sock.type === 2 && typeof sock.sport != 'undefined') { - peer.dgram_send_queue.push( + peer.msg_send_queue.push( new Uint8Array([ 255, 255, @@ -4075,28 +4463,38 @@ export function init(RuntimeName, PHPLoader) { handlePeerEvents(sock, peer) { var first = true; var handleOpen = function () { - Module['websocket'].emit('open', sock.stream.fd); + sock.connecting = false; + SOCKFS.emit('open', sock.stream.fd); try { - var queued = peer.dgram_send_queue.shift(); + var queued = peer.msg_send_queue.shift(); while (queued) { peer.socket.send(queued); - queued = peer.dgram_send_queue.shift(); + queued = peer.msg_send_queue.shift(); } } catch (e) { + // not much we can do here in the way of proper error handling as we've already + // lied and said this data was sent. shut it down. peer.socket.close(); } }; function handleMessage(data) { if (typeof data == 'string') { var encoder = new TextEncoder(); + // should be utf-8 data = encoder.encode(data); - } else { + } // make a typed array from the string + else { assert(data.byteLength !== undefined); + // must receive an ArrayBuffer if (data.byteLength == 0) { + // An empty ArrayBuffer will emit a pseudo disconnect event + // as recv/recvmsg will return zero which indicates that a socket + // has performed a shutdown although the connection has not been disconnected yet. return; } data = new Uint8Array(data); } + // if this is the port message, override the peer's port with it var wasfirst = first; first = false; if ( @@ -4111,6 +4509,7 @@ export function init(RuntimeName, PHPLoader) { data[6] === 'r'.charCodeAt(0) && data[7] === 't'.charCodeAt(0) ) { + // update the peer's port and it's key in the peer map var newport = (data[8] << 8) | data[9]; SOCKFS.websocket_sock_ops.removePeer(sock, peer); peer.port = newport; @@ -4120,9 +4519,9 @@ export function init(RuntimeName, PHPLoader) { sock.recv_queue.push({ addr: peer.addr, port: peer.port, - data: data, + data, }); - Module['websocket'].emit('message', sock.stream.fd); + SOCKFS.emit('message', sock.stream.fd); } if (ENVIRONMENT_IS_NODE) { peer.socket.on('open', handleOpen); @@ -4132,12 +4531,18 @@ export function init(RuntimeName, PHPLoader) { } handleMessage(new Uint8Array(data).buffer); }); + // copy from node Buffer -> ArrayBuffer peer.socket.on('close', function () { - Module['websocket'].emit('close', sock.stream.fd); + SOCKFS.emit('close', sock.stream.fd); }); peer.socket.on('error', function (error) { + // Although the ws library may pass errors that may be more descriptive than + // ECONNREFUSED they are not necessarily the expected error code e.g. + // ENOTFOUND on getaddrinfo seems to be node.js specific, so using ECONNREFUSED + // is still probably the most useful thing to do. sock.error = 14; - Module['websocket'].emit('error', [ + // Used in getsockopt for SOL_SOCKET/SO_ERROR test. + SOCKFS.emit('error', [ sock.stream.fd, sock.error, 'ECONNREFUSED: Connection refused', @@ -4146,7 +4551,7 @@ export function init(RuntimeName, PHPLoader) { } else { peer.socket.onopen = handleOpen; peer.socket.onclose = function () { - Module['websocket'].emit('close', sock.stream.fd); + SOCKFS.emit('close', sock.stream.fd); }; peer.socket.onmessage = function peer_socket_onmessage( event @@ -4154,8 +4559,11 @@ export function init(RuntimeName, PHPLoader) { handleMessage(event.data); }; peer.socket.onerror = function (error) { + // The WebSocket spec only allows a 'simple event' to be thrown on error, + // so we only really know as much as ECONNREFUSED. sock.error = 14; - Module['websocket'].emit('error', [ + // Used in getsockopt for SOL_SOCKET/SO_ERROR test. + SOCKFS.emit('error', [ sock.stream.fd, sock.error, 'ECONNREFUSED: Connection refused', @@ -4165,11 +4573,13 @@ export function init(RuntimeName, PHPLoader) { }, poll(sock) { if (sock.type === 1 && sock.server) { + // listen sockets should only say they're available for reading + // if there are pending clients. return sock.pending.length ? 64 | 1 : 0; } var mask = 0; var dest = - sock.type === 1 + sock.type === 1 // we only care about the socket state for connection-based sockets ? SOCKFS.websocket_sock_ops.getPeer( sock, sock.daddr, @@ -4178,14 +4588,15 @@ export function init(RuntimeName, PHPLoader) { : null; if ( sock.recv_queue.length || - !dest || + !dest || // connection-less sockets are always ready to read (dest && dest.socket.readyState === dest.socket.CLOSING) || (dest && dest.socket.readyState === dest.socket.CLOSED) ) { + // let recv return 0 once closed mask |= 64 | 1; } if ( - !dest || + !dest || // connection-less sockets are always ready to write (dest && dest.socket.readyState === dest.socket.OPEN) ) { mask |= 4; @@ -4194,7 +4605,15 @@ export function init(RuntimeName, PHPLoader) { (dest && dest.socket.readyState === dest.socket.CLOSING) || (dest && dest.socket.readyState === dest.socket.CLOSED) ) { - mask |= 16; + // When an non-blocking connect fails mark the socket as writable. + // Its up to the calling code to then use getsockopt with SO_ERROR to + // retrieve the error. + // See https://man7.org/linux/man-pages/man2/connect.2.html + if (sock.connecting) { + mask |= 4; + } else { + mask |= 16; + } } return mask; }, @@ -4213,12 +4632,14 @@ export function init(RuntimeName, PHPLoader) { } }, close(sock) { + // if we've spawned a listen server, close it if (sock.server) { try { sock.server.close(); } catch (e) {} sock.server = null; } + // close any peer connections var peers = Object.keys(sock.peers); for (var i = 0; i < peers.length; i++) { var peer = sock.peers[peers[i]]; @@ -4236,13 +4657,20 @@ export function init(RuntimeName, PHPLoader) { ) { throw new FS.ErrnoError(28); } + // already bound sock.saddr = addr; sock.sport = port; + // in order to emulate dgram sockets, we need to launch a listen server when + // binding on a connection-less socket + // note: this is only required on the server side if (sock.type === 2) { + // close the existing server if it exists if (sock.server) { sock.server.close(); sock.server = null; } + // swallow error operation not supported error that occurs when binding in the + // browser where this isn't supported try { sock.sock_ops.listen(sock, 0); } catch (e) { @@ -4255,6 +4683,10 @@ export function init(RuntimeName, PHPLoader) { if (sock.server) { throw new FS.ErrnoError(138); } + // TODO autobind + // if (!sock.addr && sock.type == 2) { + // } + // early out if we're already connected / in the middle of connecting if ( typeof sock.daddr != 'undefined' && typeof sock.dport != 'undefined' @@ -4272,6 +4704,8 @@ export function init(RuntimeName, PHPLoader) { } } } + // add the socket to our peer list and set our + // destination address / port to match var peer = SOCKFS.websocket_sock_ops.createPeer( sock, addr, @@ -4279,7 +4713,10 @@ export function init(RuntimeName, PHPLoader) { ); sock.daddr = peer.addr; sock.dport = peer.port; - throw new FS.ErrnoError(26); + // because we cannot synchronously block to wait for the WebSocket + // connection to complete, we return here pretending that the connection + // was a success. + sock.connecting = true; }, listen(sock, backlog) { if (!ENVIRONMENT_IS_NODE) { @@ -4288,6 +4725,7 @@ export function init(RuntimeName, PHPLoader) { if (sock.server) { throw new FS.ErrnoError(28); } + // already listening var WebSocketServer = require('ws').Server; var host = sock.saddr; if (Module['websocket']['serverDecorator']) { @@ -4295,10 +4733,12 @@ export function init(RuntimeName, PHPLoader) { Module['websocket']['serverDecorator'](WebSocketServer); } sock.server = new WebSocketServer({ - host: host, + host, port: sock.sport, }); - Module['websocket'].emit('listen', sock.stream.fd); + // TODO support backlog + SOCKFS.emit('listen', sock.stream.fd); + // Send Event with listen fd. sock.server.on('connection', function (ws) { if (sock.type === 1) { var newsock = SOCKFS.createSocket( @@ -4306,35 +4746,45 @@ export function init(RuntimeName, PHPLoader) { sock.type, sock.protocol ); + // create a peer on the new socket var peer = SOCKFS.websocket_sock_ops.createPeer( newsock, ws ); newsock.daddr = peer.addr; newsock.dport = peer.port; + // push to queue for accept to pick up sock.pending.push(newsock); - Module['websocket'].emit( - 'connection', - newsock.stream.fd - ); + SOCKFS.emit('connection', newsock.stream.fd); } else { + // create a peer on the listen socket so calling sendto + // with the listen socket and an address will resolve + // to the correct client SOCKFS.websocket_sock_ops.createPeer(sock, ws); - Module['websocket'].emit('connection', sock.stream.fd); + SOCKFS.emit('connection', sock.stream.fd); } }); sock.server.on('close', function () { - Module['websocket'].emit('close', sock.stream.fd); + SOCKFS.emit('close', sock.stream.fd); sock.server = null; }); sock.server.on('error', function (error) { + // Although the ws library may pass errors that may be more descriptive than + // ECONNREFUSED they are not necessarily the expected error code e.g. + // ENOTFOUND on getaddrinfo seems to be node.js specific, so using EHOSTUNREACH + // is still probably the most useful thing to do. This error shouldn't + // occur in a well written app as errors should get trapped in the compiled + // app's own getaddrinfo call. sock.error = 23; - Module['websocket'].emit('error', [ + // Used in getsockopt for SOL_SOCKET/SO_ERROR test. + SOCKFS.emit('error', [ sock.stream.fd, sock.error, 'EHOSTUNREACH: Host is unreachable', ]); }); }, + // don't throw accept(listensock) { if (!listensock.server || !listensock.pending.length) { throw new FS.ErrnoError(28); @@ -4352,28 +4802,36 @@ export function init(RuntimeName, PHPLoader) { addr = sock.daddr; port = sock.dport; } else { + // TODO saddr and sport will be set for bind()'d UDP sockets, but what + // should we be returning for TCP sockets that've been connect()'d? addr = sock.saddr || 0; port = sock.sport || 0; } return { - addr: addr, - port: port, + addr, + port, }; }, sendmsg(sock, buffer, offset, length, addr, port) { if (sock.type === 2) { + // connection-less sockets will honor the message address, + // and otherwise fall back to the bound destination address if (addr === undefined || port === undefined) { addr = sock.daddr; port = sock.dport; } + // if there was no address to fall back to, error out if (addr === undefined || port === undefined) { throw new FS.ErrnoError(17); } } else { + // connection-based sockets will only use the bound addr = sock.daddr; port = sock.dport; } + // find the peer for the destination address var dest = SOCKFS.websocket_sock_ops.getPeer(sock, addr, port); + // early out if not connected with a connection-based socket if (sock.type === 1) { if ( !dest || @@ -4381,20 +4839,22 @@ export function init(RuntimeName, PHPLoader) { dest.socket.readyState === dest.socket.CLOSED ) { throw new FS.ErrnoError(53); - } else if ( - dest.socket.readyState === dest.socket.CONNECTING - ) { - throw new FS.ErrnoError(6); } } + // create a copy of the incoming data to send, as the WebSocket API + // doesn't work entirely with an ArrayBufferView, it'll just send + // the entire underlying buffer if (ArrayBuffer.isView(buffer)) { offset += buffer.byteOffset; buffer = buffer.buffer; } - var data; - data = buffer.slice(offset, offset + length); - if (sock.type === 2) { - if (!dest || dest.socket.readyState !== dest.socket.OPEN) { + var data = buffer.slice(offset, offset + length); + // if we don't have a cached connectionless UDP datagram connection, or + // the TCP socket is still connecting, queue the message to be sent upon + // connect, and lie, saying the data was sent now. + if (!dest || dest.socket.readyState !== dest.socket.OPEN) { + // if we're not connected, open a new connection + if (sock.type === 2) { if ( !dest || dest.socket.readyState === dest.socket.CLOSING || @@ -4406,11 +4866,12 @@ export function init(RuntimeName, PHPLoader) { port ); } - dest.dgram_send_queue.push(data); - return length; } + dest.msg_send_queue.push(data); + return length; } try { + // send the actual data dest.socket.send(data); return length; } catch (e) { @@ -4418,7 +4879,9 @@ export function init(RuntimeName, PHPLoader) { } }, recvmsg(sock, length, flags) { + // http://pubs.opengroup.org/onlinepubs/7908799/xns/recvmsg.html if (sock.type === 1 && sock.server) { + // tcp servers should not be recv()'ing on the listen socket throw new FS.ErrnoError(53); } var queued = sock.recv_queue.shift(); @@ -4430,18 +4893,23 @@ export function init(RuntimeName, PHPLoader) { sock.dport ); if (!dest) { + // if we have a destination address but are not connected, error out throw new FS.ErrnoError(53); } if ( dest.socket.readyState === dest.socket.CLOSING || dest.socket.readyState === dest.socket.CLOSED ) { + // return null if the socket has closed return null; } + // else, our socket is in a valid state but truly has nothing available throw new FS.ErrnoError(6); } throw new FS.ErrnoError(6); } + // queued.data will be an ArrayBuffer if it's unadulterated, but if it's + // requeued TCP data it'll be an ArrayBufferView var queuedLength = queued.data.byteLength || queued.data.length; var queuedOffset = queued.data.byteOffset || 0; var queuedBuffer = queued.data.buffer || queued.data; @@ -4455,6 +4923,7 @@ export function init(RuntimeName, PHPLoader) { addr: queued.addr, port: queued.port, }; + // push back any unread data for TCP connections if (flags & 2) { bytesRead = 0; } @@ -4502,12 +4971,15 @@ export function init(RuntimeName, PHPLoader) { if (str === '::') { return [0, 0, 0, 0, 0, 0, 0, 0]; } + // Z placeholder to keep track of zeros when splitting the string on ":" if (str.startsWith('::')) { str = str.replace('::', 'Z:'); - } else { + } // leading zeros case + else { str = str.replace('::', ':Z:'); } if (str.indexOf('.') > 0) { + // parse IPv4 embedded stress str = str.replace(new RegExp('[.]', 'g'), ':'); words = str.split(':'); words[words.length - 4] = @@ -4525,14 +4997,17 @@ export function init(RuntimeName, PHPLoader) { for (w = 0; w < words.length; w++) { if (typeof words[w] == 'string') { if (words[w] === 'Z') { + // compressed zeros - write appropriate number of zero words for (z = 0; z < 8 - words.length + 1; z++) { parts[w + z] = 0; } offset = z - 1; } else { + // parse hex to field to 16-bit value and write it in network byte-order parts[w + offset] = _htons(parseInt(words[w], 16)); } } else { + // parsed IPv4 words parts[w + offset] = words[w]; } } @@ -4590,6 +5065,7 @@ export function init(RuntimeName, PHPLoader) { names: {}, }, lookup_name(name) { + // If the name is already a valid ipv4 / ipv6 address, don't generate a fake one. var res = inetPton4(name); if (res !== null) { return name; @@ -4598,6 +5074,7 @@ export function init(RuntimeName, PHPLoader) { if (res !== null) { return name; } + // See if this name is already mapped. var addr; if (DNS.address_map.addrs[name]) { addr = DNS.address_map.addrs[name]; @@ -4648,6 +5125,20 @@ export function init(RuntimeName, PHPLoader) { ((addr >> 24) & 255); var inetNtop6 = (ints) => { + // ref: http://www.ietf.org/rfc/rfc2373.txt - section 2.5.4 + // Format for IPv4 compatible and mapped 128-bit IPv6 Addresses + // 128-bits are split into eight 16-bit words + // stored in network byte order (big-endian) + // | 80 bits | 16 | 32 bits | + // +-----------------------------------------------------------------+ + // | 10 bytes | 2 | 4 bytes | + // +--------------------------------------+--------------------------+ + // + 5 words | 1 | 2 words | + // +--------------------------------------+--------------------------+ + // |0000..............................0000|0000| IPv4 ADDRESS | (compatible) + // +--------------------------------------+----+---------------------+ + // |0000..............................0000|FFFF| IPv4 ADDRESS | (mapped) + // +--------------------------------------+----+---------------------+ var str = ''; var word = 0; var longest = 0; @@ -4665,8 +5156,10 @@ export function init(RuntimeName, PHPLoader) { ints[3] & 65535, ints[3] >> 16, ]; + // Handle IPv4-compatible, IPv4-mapped, loopback and any/unspecified addresses var hasipv4 = true; var v4part = ''; + // check if the 10 high-order bytes are all zeros (first 5 words) for (i = 0; i < 5; i++) { if (parts[i] !== 0) { hasipv4 = false; @@ -4674,20 +5167,28 @@ export function init(RuntimeName, PHPLoader) { } } if (hasipv4) { + // low-order 32-bits store an IPv4 address (bytes 13 to 16) (last 2 words) v4part = inetNtop4(parts[6] | (parts[7] << 16)); + // IPv4-mapped IPv6 address if 16-bit value (bytes 11 and 12) == 0xFFFF (6th word) if (parts[5] === -1) { str = '::ffff:'; str += v4part; return str; } + // IPv4-compatible IPv6 address if 16-bit value (bytes 11 and 12) == 0x0000 (6th word) if (parts[5] === 0) { str = '::'; + //special case IPv6 addresses if (v4part === '0.0.0.0') v4part = ''; + // any/unspecified address if (v4part === '0.0.0.1') v4part = '1'; + // loopback address str += v4part; return str; } } + // Handle all other IPv6 addresses + // first run to find the longest contiguous zero words for (word = 0; word < 8; word++) { if (parts[word] === 0) { if (word - lastzero > 1) { @@ -4703,6 +5204,7 @@ export function init(RuntimeName, PHPLoader) { } for (word = 0; word < 8; word++) { if (longest > 1) { + // compress contiguous zeros - to produce "::" if ( parts[word] === 0 && word >= zstart && @@ -4712,9 +5214,11 @@ export function init(RuntimeName, PHPLoader) { str += ':'; if (zstart === 0) str += ':'; } + //leading zeros case continue; } } + // converts 16-bit words from big-endian to little-endian before converting to hex string str += Number(_ntohs(parts[word] & 65535)).toString(16); str += word < 7 ? ':' : ''; } @@ -4722,6 +5226,7 @@ export function init(RuntimeName, PHPLoader) { }; var readSockaddr = (sa, salen) => { + // family / port offsets are common to both sockaddr_in and sockaddr_in6 var family = HEAP16[sa >> 1]; var port = _ntohs(HEAPU16[(sa + 2) >> 1]); var addr; @@ -4757,18 +5262,13 @@ export function init(RuntimeName, PHPLoader) { }; } return { - family: family, - addr: addr, - port: port, + family, + addr, + port, }; }; - /** @param {boolean=} allowNull */ var getSocketAddress = ( - addrp, - addrlen, - allowNull - ) => { - if (allowNull && addrp === 0) return null; + var getSocketAddress = (addrp, addrlen) => { var info = readSockaddr(addrp, addrlen); if (info.errno) throw new FS.ErrnoError(info.errno); info.addr = DNS.lookup_addr(info.addr) || info.addr; @@ -4793,6 +5293,7 @@ export function init(RuntimeName, PHPLoader) { if (PATH.isAbs(path)) { return path; } + // relative path var dir; if (dirfd === -100) { dir = FS.cwd(); @@ -4806,7 +5307,7 @@ export function init(RuntimeName, PHPLoader) { } return dir; } - return PATH.join2(dir, path); + return dir + '/' + path; }, doStat(func, path, buf) { var stat = func(path); @@ -4849,7 +5350,7 @@ export function init(RuntimeName, PHPLoader) { ]), (HEAP32[(buf + 40) >> 2] = tempI64[0]), (HEAP32[(buf + 44) >> 2] = tempI64[1]); - HEAPU32[(buf + 48) >> 2] = (atime % 1e3) * 1e3; + HEAPU32[(buf + 48) >> 2] = (atime % 1e3) * 1e3 * 1e3; (tempI64 = [ Math.floor(mtime / 1e3) >>> 0, ((tempDouble = Math.floor(mtime / 1e3)), @@ -4864,7 +5365,7 @@ export function init(RuntimeName, PHPLoader) { ]), (HEAP32[(buf + 56) >> 2] = tempI64[0]), (HEAP32[(buf + 60) >> 2] = tempI64[1]); - HEAPU32[(buf + 64) >> 2] = (mtime % 1e3) * 1e3; + HEAPU32[(buf + 64) >> 2] = (mtime % 1e3) * 1e3 * 1e3; (tempI64 = [ Math.floor(ctime / 1e3) >>> 0, ((tempDouble = Math.floor(ctime / 1e3)), @@ -4879,7 +5380,7 @@ export function init(RuntimeName, PHPLoader) { ]), (HEAP32[(buf + 72) >> 2] = tempI64[0]), (HEAP32[(buf + 76) >> 2] = tempI64[1]); - HEAPU32[(buf + 80) >> 2] = (ctime % 1e3) * 1e3; + HEAPU32[(buf + 80) >> 2] = (ctime % 1e3) * 1e3 * 1e3; (tempI64 = [ stat.ino >>> 0, ((tempDouble = stat.ino), @@ -4901,6 +5402,7 @@ export function init(RuntimeName, PHPLoader) { throw new FS.ErrnoError(43); } if (flags & 2) { + // MAP_PRIVATE calls need not to be synced back to underlying fs return 0; } var buffer = HEAPU8.slice(addr, addr + len); @@ -4965,6 +5467,8 @@ export function init(RuntimeName, PHPLoader) { try { var old = SYSCALLS.getStreamFromFD(fd); if (old.fd === newfd) return -28; + // Check newfd is within range of valid open file descriptors. + if (newfd < 0 || newfd >= FS.MAX_OPEN_FDS) return -8; var existing = FS.getStream(newfd); if (existing) FS.close(existing); return FS.dupStream(old, newfd).fd; @@ -4979,6 +5483,7 @@ export function init(RuntimeName, PHPLoader) { path = SYSCALLS.getStr(path); path = SYSCALLS.calculateAt(dirfd, path); if (amode & ~7) { + // need a valid mode return -28; } var lookup = FS.lookupPath(path, { @@ -5068,11 +5573,12 @@ export function init(RuntimeName, PHPLoader) { } } - /** @suppress {duplicate } */ function syscallGetVarargI() { + /** @suppress {duplicate } */ var syscallGetVarargI = () => { + // the `+` prepended here is necessary to convince the JSCompiler that varargs is indeed a number. var ret = HEAP32[+SYSCALLS.varargs >> 2]; SYSCALLS.varargs += 4; return ret; - } + }; var syscallGetVarargP = syscallGetVarargI; @@ -5098,6 +5604,7 @@ export function init(RuntimeName, PHPLoader) { case 2: return 0; + // FD_CLOEXEC makes no sense for a single process. case 3: return stream.flags; @@ -5110,6 +5617,7 @@ export function init(RuntimeName, PHPLoader) { case 12: { var arg = syscallGetVarargP(); var offset = 0; + // We're always unlocked. HEAP16[(arg + offset) >> 1] = 2; return 0; } @@ -5118,6 +5626,7 @@ export function init(RuntimeName, PHPLoader) { case 14: return 0; } + // Pretend that the locking is successful. return -28; } catch (e) { if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; @@ -5130,6 +5639,7 @@ export function init(RuntimeName, PHPLoader) { var stream = SYSCALLS.getStreamFromFD(fd); return 0; } catch (e) { + // we can't do anything synchronously; the in-memory FS is already synced to if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; return -e.errno; } @@ -5183,31 +5693,48 @@ export function init(RuntimeName, PHPLoader) { var struct_size = 280; var pos = 0; var off = FS.llseek(stream, 0, 1); - var idx = Math.floor(off / struct_size); - while (idx < stream.getdents.length && pos + struct_size <= count) { + var startIdx = Math.floor(off / struct_size); + var endIdx = Math.min( + stream.getdents.length, + startIdx + Math.floor(count / struct_size) + ); + for (var idx = startIdx; idx < endIdx; idx++) { var id; var type; var name = stream.getdents[idx]; if (name === '.') { id = stream.node.id; type = 4; - } else if (name === '..') { + } // DT_DIR + else if (name === '..') { var lookup = FS.lookupPath(stream.path, { parent: true, }); id = lookup.node.id; type = 4; - } else { - var child = FS.lookupNode(stream.node, name); + } // DT_DIR + else { + var child; + try { + child = FS.lookupNode(stream.node, name); + } catch (e) { + // If the entry is not a directory, file, or symlink, nodefs + // lookupNode will raise EINVAL. Skip these and continue. + if (e?.errno === 28) { + continue; + } + throw e; + } id = child.id; type = FS.isChrdev(child.mode) - ? 2 + ? 2 // DT_CHR, character device. : FS.isDir(child.mode) - ? 4 + ? 4 // DT_DIR, directory. : FS.isLink(child.mode) - ? 10 + ? 10 // DT_LNK, symbolic link. : 8; } + // DT_REG, regular file. (tempI64 = [ id >>> 0, ((tempDouble = id), @@ -5240,7 +5767,6 @@ export function init(RuntimeName, PHPLoader) { HEAP8[dirp + pos + 18] = type; stringToUTF8(name, dirp + pos + 19, 256); pos += struct_size; - idx += 1; } FS.llseek(stream, idx * struct_size, 0); return pos; @@ -5256,6 +5782,7 @@ export function init(RuntimeName, PHPLoader) { if (!sock.daddr) { return -53; } + // The socket is not connected. var errno = writeSockaddr( addr, sock.family, @@ -5273,6 +5800,7 @@ export function init(RuntimeName, PHPLoader) { function ___syscall_getsockname(fd, addr, addrlen, d1, d2, d3) { try { var sock = getSocketFromFD(fd); + // TODO: sock.saddr should never be undefined, see TODO in websocket_sock_ops.getname var errno = writeSockaddr( addr, sock.family, @@ -5290,16 +5818,20 @@ export function init(RuntimeName, PHPLoader) { function ___syscall_getsockopt(fd, level, optname, optval, optlen, d1) { try { var sock = getSocketFromFD(fd); + // Minimal getsockopt aimed at resolving https://github.com/emscripten-core/emscripten/issues/2211 + // so only supports SOL_SOCKET with SO_ERROR. if (level === 1) { if (optname === 4) { HEAP32[optval >> 2] = sock.error; HEAP32[optlen >> 2] = 4; sock.error = null; + // Clear the error (The SO_ERROR option obtains and then clears this field). return 0; } } return -50; } catch (e) { + // The option is unknown at the level indicated. if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; return -e.errno; } @@ -5339,6 +5871,7 @@ export function init(RuntimeName, PHPLoader) { return 0; } + // no-op, not actually adjusting terminal settings case 21506: case 21507: case 21508: { @@ -5354,16 +5887,17 @@ export function init(RuntimeName, PHPLoader) { c_cc.push(HEAP8[argp + i + 17]); } return stream.tty.ops.ioctl_tcsets(stream.tty, op, { - c_iflag: c_iflag, - c_oflag: c_oflag, - c_cflag: c_cflag, - c_lflag: c_lflag, - c_cc: c_cc, + c_iflag, + c_oflag, + c_cflag, + c_lflag, + c_cc, }); } return 0; } + // no-op, not actually adjusting terminal settings case 21519: { if (!stream.tty) return -59; var argp = syscallGetVarargP(); @@ -5376,12 +5910,15 @@ export function init(RuntimeName, PHPLoader) { return -28; } + // not supported case 21531: { var argp = syscallGetVarargP(); return FS.ioctl(stream, op, argp); } case 21523: { + // TODO: in theory we should write to the winsize struct that gets + // passed in, but for now musl doesn't read anything on it if (!stream.tty) return -59; if (stream.tty.ops.ioctl_tiocgwinsz) { var winsize = stream.tty.ops.ioctl_tiocgwinsz( @@ -5395,6 +5932,9 @@ export function init(RuntimeName, PHPLoader) { } case 21524: { + // TODO: technically, this ioctl call should change the window size. + // but, since emscripten doesn't have any concept of a terminal window + // yet, we'll just silently throw it away as we do TIOCGWINSZ if (!stream.tty) return -59; return 0; } @@ -5408,6 +5948,7 @@ export function init(RuntimeName, PHPLoader) { return -28; } } catch (e) { + // not supported if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; return -e.errno; } @@ -5438,9 +5979,6 @@ export function init(RuntimeName, PHPLoader) { try { path = SYSCALLS.getStr(path); path = SYSCALLS.calculateAt(dirfd, path); - path = PATH.normalize(path); - if (path[path.length - 1] === '/') - path = path.substr(0, path.length - 1); FS.mkdir(path, mode, 0); return 0; } catch (e) { @@ -5479,11 +6017,15 @@ export function init(RuntimeName, PHPLoader) { var PIPEFS = { BUCKET_BUFFER_SIZE: 8192, mount(mount) { - return FS.createNode(null, '/', 16384 | 511, /* 0777 */ 0); + // Do not pollute the real root directory or its child nodes with pipes + // Looks like it is OK to create another pseudo-root node not linked to the FS.root hierarchy this way + return FS.createNode(null, '/', 16384 | 511, 0); }, createPipe() { var pipe = { buckets: [], + // refcnt 2 because pipe has a read end and a write end. We need to be + // able to read from the read end after write end is closed. refcnt: 2, }; pipe.buckets.push({ @@ -5552,6 +6094,7 @@ export function init(RuntimeName, PHPLoader) { return 0; } if (currentLength == 0) { + // Behave as if the read end is always non-blocking throw new FS.ErrnoError(6); } var toRead = Math.min(currentLength, length); @@ -5585,6 +6128,8 @@ export function init(RuntimeName, PHPLoader) { } } if (toRemove && toRemove == pipe.buckets.length) { + // Do not generate excessive garbage in use cases such as + // write several bytes, read everything, write several bytes, read everything... toRemove--; pipe.buckets[toRemove].offset = 0; pipe.buckets[toRemove].roffset = 0; @@ -5723,6 +6268,8 @@ export function init(RuntimeName, PHPLoader) { var len = Math.min(bufsize, lengthBytesUTF8(ret)); var endChar = HEAP8[buf + len]; stringToUTF8(ret, buf, bufsize + 1); + // readlink is one of the rare functions that write out a C string, but does never append a null to the output buffer(!) + // stringToUTF8() always appends a null byte, so restore the character under the null byte after the write. HEAP8[buf + len] = endChar; return len; } catch (e) { @@ -5740,6 +6287,7 @@ export function init(RuntimeName, PHPLoader) { typeof flags !== 'undefined' ? flags : 0 ); if (!msg) return 0; + // socket is closed if (addr) { var errno = writeSockaddr( addr, @@ -5785,10 +6333,12 @@ export function init(RuntimeName, PHPLoader) { function ___syscall_sendto(fd, message, length, flags, addr, addr_len) { try { var sock = getSocketFromFD(fd); - var dest = getSocketAddress(addr, addr_len, true); - if (!dest) { + if (!addr) { + // send, no address provided return FS.write(sock.stream, HEAP8, message, length); } + var dest = getSocketAddress(addr, addr_len); + // sendto an address return sock.sock_ops.sendmsg( sock, HEAP8, @@ -5825,17 +6375,18 @@ export function init(RuntimeName, PHPLoader) { function ___syscall_statfs64(path, size, buf) { try { - path = SYSCALLS.getStr(path); - HEAP32[(buf + 4) >> 2] = 4096; - HEAP32[(buf + 40) >> 2] = 4096; - HEAP32[(buf + 8) >> 2] = 1e6; - HEAP32[(buf + 12) >> 2] = 5e5; - HEAP32[(buf + 16) >> 2] = 5e5; - HEAP32[(buf + 20) >> 2] = FS.nextInode; - HEAP32[(buf + 24) >> 2] = 1e6; - HEAP32[(buf + 28) >> 2] = 42; - HEAP32[(buf + 44) >> 2] = 2; - HEAP32[(buf + 36) >> 2] = 255; + var stats = FS.statfs(SYSCALLS.getStr(path)); + HEAP32[(buf + 4) >> 2] = stats.bsize; + HEAP32[(buf + 40) >> 2] = stats.bsize; + HEAP32[(buf + 8) >> 2] = stats.blocks; + HEAP32[(buf + 12) >> 2] = stats.bfree; + HEAP32[(buf + 16) >> 2] = stats.bavail; + HEAP32[(buf + 20) >> 2] = stats.files; + HEAP32[(buf + 24) >> 2] = stats.ffree; + HEAP32[(buf + 28) >> 2] = stats.fsid; + HEAP32[(buf + 44) >> 2] = stats.flags; + // ST_NOSUID + HEAP32[(buf + 36) >> 2] = stats.namelen; return 0; } catch (e) { if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; @@ -5843,10 +6394,11 @@ export function init(RuntimeName, PHPLoader) { } } - function ___syscall_symlink(target, linkpath) { + function ___syscall_symlinkat(target, dirfd, linkpath) { try { target = SYSCALLS.getStr(target); linkpath = SYSCALLS.getStr(linkpath); + linkpath = SYSCALLS.calculateAt(dirfd, linkpath); FS.symlink(target, linkpath); return 0; } catch (e) { @@ -5880,19 +6432,38 @@ export function init(RuntimeName, PHPLoader) { try { path = SYSCALLS.getStr(path); path = SYSCALLS.calculateAt(dirfd, path, true); + var now = Date.now(), + atime, + mtime; if (!times) { - var atime = Date.now(); - var mtime = atime; + atime = now; + mtime = now; } else { var seconds = readI53FromI64(times); var nanoseconds = HEAP32[(times + 8) >> 2]; - atime = seconds * 1e3 + nanoseconds / (1e3 * 1e3); + if (nanoseconds == 1073741823) { + atime = now; + } else if (nanoseconds == 1073741822) { + atime = null; + } else { + atime = seconds * 1e3 + nanoseconds / (1e3 * 1e3); + } times += 16; seconds = readI53FromI64(times); nanoseconds = HEAP32[(times + 8) >> 2]; - mtime = seconds * 1e3 + nanoseconds / (1e3 * 1e3); + if (nanoseconds == 1073741823) { + mtime = now; + } else if (nanoseconds == 1073741822) { + mtime = null; + } else { + mtime = seconds * 1e3 + nanoseconds / (1e3 * 1e3); + } + } + // null here means UTIME_OMIT was passed. If both were set to UTIME_OMIT then + // we can skip the call completely. + if ((mtime ?? atime) !== null) { + FS.utime(path, atime, mtime); } - FS.utime(path, atime, mtime); return 0; } catch (e) { if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; @@ -5900,15 +6471,10 @@ export function init(RuntimeName, PHPLoader) { } } - var __abort_js = () => { - abort(''); - }; - - var nowIsMonotonic = 1; - - var __emscripten_get_now_is_monotonic = () => nowIsMonotonic; + var __abort_js = () => abort(''); var __emscripten_lookup_name = (name) => { + // uint32_t _emscripten_lookup_name(const char *name); var nameString = UTF8ToString(name); return inetPton4(DNS.lookup_name(nameString)); }; @@ -5916,6 +6482,8 @@ export function init(RuntimeName, PHPLoader) { var __emscripten_memcpy_js = (dest, src, num) => HEAPU8.copyWithin(dest, src, src + num); + var runtimeKeepaliveCounter = 0; + var __emscripten_runtime_keepalive_clear = () => { noExitRuntime = false; runtimeKeepaliveCounter = 0; @@ -5957,6 +6525,7 @@ export function init(RuntimeName, PHPLoader) { ? MONTH_DAYS_LEAP_CUMULATIVE : MONTH_DAYS_REGULAR_CUMULATIVE; var yday = monthDaysCumulative[date.getMonth()] + date.getDate() - 1; + // -1 since it's days since Jan 1 return yday; }; @@ -5973,6 +6542,7 @@ export function init(RuntimeName, PHPLoader) { var yday = ydayFromDate(date) | 0; HEAP32[(tmPtr + 28) >> 2] = yday; HEAP32[(tmPtr + 36) >> 2] = -(date.getTimezoneOffset() * 60); + // Attention: DST is in December in South, and some regions don't have DST at all. var start = new Date(date.getFullYear(), 0, 1); var summerOffset = new Date( date.getFullYear(), @@ -6001,6 +6571,9 @@ export function init(RuntimeName, PHPLoader) { HEAP32[tmPtr >> 2], 0 ); + // There's an ambiguous hour when the time goes back; the tm_isdst field is + // used to disambiguate it. Date() basically guesses, so we fix it up if it + // guessed wrong, or fill in tm_isdst with the guess if it's -1. var dst = HEAP32[(tmPtr + 32) >> 2]; var guessedOffset = date.getTimezoneOffset(); var start = new Date(date.getFullYear(), 0, 1); @@ -6011,13 +6584,16 @@ export function init(RuntimeName, PHPLoader) { ).getTimezoneOffset(); var winterOffset = start.getTimezoneOffset(); var dstOffset = Math.min(winterOffset, summerOffset); + // DST is in December in South if (dst < 0) { + // Attention: some regions don't have DST at all. HEAP32[(tmPtr + 32) >> 2] = Number( summerOffset != winterOffset && dstOffset == guessedOffset ); } else if (dst > 0 != (dstOffset == guessedOffset)) { var nonDstOffset = Math.max(winterOffset, summerOffset); var trueOffset = dst > 0 ? dstOffset : nonDstOffset; + // Don't try setMinutes(date.getMinutes() + ...) -- it's messed up. date.setTime( date.getTime() + (trueOffset - guessedOffset) * 6e4 ); @@ -6025,6 +6601,7 @@ export function init(RuntimeName, PHPLoader) { HEAP32[(tmPtr + 24) >> 2] = date.getDay(); var yday = ydayFromDate(date) | 0; HEAP32[(tmPtr + 28) >> 2] = yday; + // To match expected behavior, update fields from date HEAP32[tmPtr >> 2] = date.getSeconds(); HEAP32[(tmPtr + 4) >> 2] = date.getMinutes(); HEAP32[(tmPtr + 8) >> 2] = date.getHours(); @@ -6035,6 +6612,7 @@ export function init(RuntimeName, PHPLoader) { if (isNaN(timeMs)) { return -1; } + // Return time in microseconds return timeMs / 1e3; })(); return ( @@ -6094,14 +6672,17 @@ export function init(RuntimeName, PHPLoader) { var timers = {}; var handleException = (e) => { + // Certain exception types we do not treat as errors since they are used for + // internal control flow. + // 1. ExitStatus, which is thrown by exit() + // 2. "unwind", which is thrown by emscripten_unwind_to_js_event_loop() and others + // that wish to return to JS event loop. if (e instanceof ExitStatus || e == 'unwind') { return EXITSTATUS; } quit_(1, e); }; - var runtimeKeepaliveCounter = 0; - var keepRuntimeAlive = () => noExitRuntime || runtimeKeepaliveCounter > 0; var _proc_exit = (code) => { @@ -6113,16 +6694,14 @@ export function init(RuntimeName, PHPLoader) { quit_(code, new ExitStatus(code)); }; - /** @param {boolean|number=} implicit */ var exitJS = ( - status, - implicit - ) => { - EXITSTATUS = status; - if (!keepRuntimeAlive()) { - exitRuntime(); - } - _proc_exit(status); - }; + /** @suppress {duplicate } */ /** @param {boolean|number=} implicit */ var exitJS = + (status, implicit) => { + EXITSTATUS = status; + if (!keepRuntimeAlive()) { + exitRuntime(); + } + _proc_exit(status); + }; var _exit = exitJS; @@ -6153,15 +6732,16 @@ export function init(RuntimeName, PHPLoader) { } }; - var _emscripten_get_now; - - _emscripten_get_now = () => performance.now(); + var _emscripten_get_now = () => performance.now(); var __setitimer_js = (which, timeout_ms) => { + // First, clear any existing timer. if (timers[which]) { clearTimeout(timers[which].id); delete timers[which]; } + // A timeout of zero simply cancels the current timeout so we have nothing + // more to do. if (!timeout_ms) return 0; var id = setTimeout(() => { delete timers[which]; @@ -6170,31 +6750,46 @@ export function init(RuntimeName, PHPLoader) { ); }, timeout_ms); timers[which] = { - id: id, - timeout_ms: timeout_ms, + id, + timeout_ms, }; return 0; }; var __tzset_js = (timezone, daylight, std_name, dst_name) => { + // TODO: Use (malleable) environment variables instead of system settings. var currentYear = new Date().getFullYear(); var winter = new Date(currentYear, 0, 1); var summer = new Date(currentYear, 6, 1); var winterOffset = winter.getTimezoneOffset(); var summerOffset = summer.getTimezoneOffset(); + // Local standard timezone offset. Local standard time is not adjusted for + // daylight savings. This code uses the fact that getTimezoneOffset returns + // a greater value during Standard Time versus Daylight Saving Time (DST). + // Thus it determines the expected output during Standard Time, and it + // compares whether the output of the given date the same (Standard) or less + // (DST). var stdTimezoneOffset = Math.max(winterOffset, summerOffset); + // timezone is specified as seconds west of UTC ("The external variable + // `timezone` shall be set to the difference, in seconds, between + // Coordinated Universal Time (UTC) and local standard time."), the same + // as returned by stdTimezoneOffset. + // See http://pubs.opengroup.org/onlinepubs/009695399/functions/tzset.html HEAPU32[timezone >> 2] = stdTimezoneOffset * 60; HEAP32[daylight >> 2] = Number(winterOffset != summerOffset); - var extractZone = (date) => - date - .toLocaleTimeString(undefined, { - hour12: false, - timeZoneName: 'short', - }) - .split(' ')[1]; - var winterName = extractZone(winter); - var summerName = extractZone(summer); + var extractZone = (timezoneOffset) => { + // Why inverse sign? + // Read here https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Date/getTimezoneOffset + var sign = timezoneOffset >= 0 ? '-' : '+'; + var absOffset = Math.abs(timezoneOffset); + var hours = String(Math.floor(absOffset / 60)).padStart(2, '0'); + var minutes = String(absOffset % 60).padStart(2, '0'); + return `UTC${sign}${hours}${minutes}`; + }; + var winterName = extractZone(winterOffset); + var summerName = extractZone(summerOffset); if (summerOffset < winterOffset) { + // Northern hemisphere stringToUTF8(winterName, std_name, 17); stringToUTF8(summerName, dst_name, 17); } else { @@ -6205,38 +6800,115 @@ export function init(RuntimeName, PHPLoader) { var _emscripten_date_now = () => Date.now(); - var getHeapMax = () => 2147483648; + var nowIsMonotonic = 1; + + var checkWasiClock = (clock_id) => clock_id >= 0 && clock_id <= 3; + + function _clock_time_get( + clk_id, + ignored_precision_low, + ignored_precision_high, + ptime + ) { + var ignored_precision = convertI32PairToI53Checked( + ignored_precision_low, + ignored_precision_high + ); + if (!checkWasiClock(clk_id)) { + return 28; + } + var now; + // all wasi clocks but realtime are monotonic + if (clk_id === 0) { + now = _emscripten_date_now(); + } else if (nowIsMonotonic) { + now = _emscripten_get_now(); + } else { + return 52; + } + // "now" is in ms, and wasi times are in ns. + var nsec = Math.round(now * 1e3 * 1e3); + (tempI64 = [ + nsec >>> 0, + ((tempDouble = nsec), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[ptime >> 2] = tempI64[0]), + (HEAP32[(ptime + 4) >> 2] = tempI64[1]); + return 0; + } + + var getHeapMax = () => + // Stay one Wasm page short of 4GB: while e.g. Chrome is able to allocate + // full 4GB Wasm memories, the size will wrap back to 0 bytes in Wasm side + // for any code that deals with heap sizes, which would require special + // casing all heap size related code to treat 0 specially. + 2147483648; var _emscripten_get_heap_max = () => getHeapMax(); var growMemory = (size) => { var b = wasmMemory.buffer; - var pages = (size - b.byteLength + 65535) / 65536; + var pages = ((size - b.byteLength + 65535) / 65536) | 0; try { + // round size grow request up to wasm page size (fixed 64KB per spec) wasmMemory.grow(pages); + // .grow() takes a delta compared to the previous size updateMemoryViews(); return 1; } /*success*/ catch (e) {} }; + // implicit 0 return to save code size (caller will cast "undefined" into 0 + // anyhow) var _emscripten_resize_heap = (requestedSize) => { var oldSize = HEAPU8.length; + // With CAN_ADDRESS_2GB or MEMORY64, pointers are already unsigned. requestedSize >>>= 0; + // With multithreaded builds, races can happen (another thread might increase the size + // in between), so return a failure, and let the caller retry. + // Memory resize rules: + // 1. Always increase heap size to at least the requested size, rounded up + // to next page multiple. + // 2a. If MEMORY_GROWTH_LINEAR_STEP == -1, excessively resize the heap + // geometrically: increase the heap size according to + // MEMORY_GROWTH_GEOMETRIC_STEP factor (default +20%), At most + // overreserve by MEMORY_GROWTH_GEOMETRIC_CAP bytes (default 96MB). + // 2b. If MEMORY_GROWTH_LINEAR_STEP != -1, excessively resize the heap + // linearly: increase the heap size by at least + // MEMORY_GROWTH_LINEAR_STEP bytes. + // 3. Max size for the heap is capped at 2048MB-WASM_PAGE_SIZE, or by + // MAXIMUM_MEMORY, or by ASAN limit, depending on which is smallest + // 4. If we were unable to allocate as much memory, it may be due to + // over-eager decision to excessively reserve due to (3) above. + // Hence if an allocation fails, cut down on the amount of excess + // growth, in an attempt to succeed to perform a smaller allocation. + // A limit is set for how much we can grow. We should not exceed that + // (the wasm binary specifies it, so if we tried, we'd fail anyhow). var maxHeapSize = getHeapMax(); if (requestedSize > maxHeapSize) { return false; } - var alignUp = (x, multiple) => - x + ((multiple - (x % multiple)) % multiple); + // Loop through potential heap size increases. If we attempt a too eager + // reservation that fails, cut down on the attempted size and reserve a + // smaller bump instead. (max 3 times, chosen somewhat arbitrarily) for (var cutDown = 1; cutDown <= 4; cutDown *= 2) { var overGrownHeapSize = oldSize * (1 + 0.2 / cutDown); + // ensure geometric growth + // but limit overreserving (default to capping at +96MB overgrowth at most) overGrownHeapSize = Math.min( overGrownHeapSize, requestedSize + 100663296 ); var newSize = Math.min( maxHeapSize, - alignUp(Math.max(requestedSize, overGrownHeapSize), 65536) + alignMemory(Math.max(requestedSize, overGrownHeapSize), 65536) ); var replacement = growMemory(newSize); if (replacement) { @@ -6275,6 +6947,8 @@ export function init(RuntimeName, PHPLoader) { var getEnvStrings = () => { if (!getEnvStrings.strings) { + // Default values. + // Browser language detection #8751 var lang = ( (typeof navigator == 'object' && @@ -6291,7 +6965,11 @@ export function init(RuntimeName, PHPLoader) { LANG: lang, _: getExecutableName(), }; + // Apply the user-provided values, if any. for (var x in ENV) { + // x is a key in ENV; if ENV[x] is undefined, that means it was + // explicitly set to be so. We allow user code to do that to + // force variables with default values to remain unset. if (ENV[x] === undefined) delete env[x]; else env[x] = ENV[x]; } @@ -6308,6 +6986,7 @@ export function init(RuntimeName, PHPLoader) { for (var i = 0; i < str.length; ++i) { HEAP8[buffer++] = str.charCodeAt(i); } + // Null-terminate the string HEAP8[buffer] = 0; }; @@ -6349,6 +7028,8 @@ export function init(RuntimeName, PHPLoader) { var flags = 0; { var stream = SYSCALLS.getStreamFromFD(fd); + // All character devices are terminals (other things a Linux system would + // assume is a character device, like the mouse, we have special APIs for). var type = stream.tty ? 2 : FS.isDir(stream.mode) @@ -6409,6 +7090,7 @@ export function init(RuntimeName, PHPLoader) { if (curr < 0) return -1; ret += curr; if (curr < len) break; + // nothing more to read if (typeof offset != 'undefined') { offset += curr; } @@ -6450,6 +7132,7 @@ export function init(RuntimeName, PHPLoader) { (HEAP32[(newOffset + 4) >> 2] = tempI64[1]); if (stream.getdents && offset === 0 && whence === 0) stream.getdents = null; + // reset readdir state return 0; } catch (e) { if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; @@ -6463,6 +7146,7 @@ export function init(RuntimeName, PHPLoader) { return Asyncify.handleSleep((wakeUp) => { var mount = stream.node.mount; if (!mount.type.syncfs) { + // We write directly to the file system, so there's nothing to do here. wakeUp(0); return; } @@ -6496,6 +7180,10 @@ export function init(RuntimeName, PHPLoader) { var curr = FS.write(stream, HEAP8, ptr, len, offset); if (curr < 0) return -1; ret += curr; + if (curr < len) { + // No more space to write. + break; + } if (typeof offset != 'undefined') { offset += curr; } @@ -6557,6 +7245,8 @@ export function init(RuntimeName, PHPLoader) { if (!type && proto) { type = proto === 17 ? 2 : 1; } + // If type or proto are set to zero in hints we should really be returning multiple addrinfo values, but for + // now default to a TCP STREAM socket so we can at least return a sensible addrinfo given NULL hints. if (proto === 0) { proto = 6; } @@ -6573,6 +7263,7 @@ export function init(RuntimeName, PHPLoader) { return -1; } if (flags & 32) { + // TODO return -2; } if (type !== 0 && type !== 1 && type !== 2) { @@ -6588,6 +7279,8 @@ export function init(RuntimeName, PHPLoader) { if (flags & 1024) { return -2; } + // TODO support resolving well-known service names from: + // http://www.iana.org/assignments/service-names-port-numbers/service-names-port-numbers.txt return -8; } } @@ -6599,16 +7292,18 @@ export function init(RuntimeName, PHPLoader) { if (family === 2) { addr = _htonl(2130706433); } else { - addr = [0, 0, 0, 1]; + addr = [0, 0, 0, _htonl(1)]; } } ai = allocaddrinfo(family, type, proto, null, addr, port); HEAPU32[out >> 2] = ai; return 0; } + // try as a numeric address node = UTF8ToString(node); addr = inetPton4(node); if (addr !== null) { + // incoming node is a valid ipv4 address if (family === 0 || family === 2) { family = 2; } else if (family === 10 && flags & 8) { @@ -6620,6 +7315,7 @@ export function init(RuntimeName, PHPLoader) { } else { addr = inetPton6(node); if (addr !== null) { + // incoming node is a valid ipv6 address if (family === 0 || family === 10) { family = 10; } else { @@ -6635,6 +7331,8 @@ export function init(RuntimeName, PHPLoader) { if (flags & 4) { return -2; } + // try as a hostname + // resolve the hostname to a temporary fake address node = DNS.lookup_name(node); addr = inetPton4(node); if (family === 0) { @@ -6689,6 +7387,7 @@ export function init(RuntimeName, PHPLoader) { } } if (overflowed) { + // Note: even when we overflow, getnameinfo() is specced to write out the truncated results. return -12; } return 0; @@ -6700,12 +7399,17 @@ export function init(RuntimeName, PHPLoader) { }; var _setprotoent = (stayopen) => { + // void setprotoent(int stayopen); + // Allocate and populate a protoent structure given a name, protocol number and array of aliases function allocprotoent(name, proto, aliases) { + // write name into buffer var nameBuf = _malloc(name.length + 1); stringToAscii(name, nameBuf); + // write aliases into buffer var j = 0; var length = aliases.length; var aliasListBuf = _malloc((length + 1) * 4); + // Use length + 1 so we have space for the terminating NULL ptr. for (var i = 0; i < length; i++, j += 4) { var alias = aliases[i]; var aliasBuf = _malloc(alias.length + 1); @@ -6713,12 +7417,16 @@ export function init(RuntimeName, PHPLoader) { HEAPU32[(aliasListBuf + j) >> 2] = aliasBuf; } HEAPU32[(aliasListBuf + j) >> 2] = 0; + // Terminating NULL pointer. + // generate protoent var pe = _malloc(12); HEAPU32[pe >> 2] = nameBuf; HEAPU32[(pe + 4) >> 2] = aliasListBuf; HEAP32[(pe + 8) >> 2] = proto; return pe; } + // Populate the protocol 'database'. The entries are limited to tcp and udp, though it is fairly trivial + // to add extra entries from /etc/protocols if desired - though not sure if that'd actually be useful. var list = Protocols.list; var map = Protocols.map; if (list.length === 0) { @@ -6733,6 +7441,7 @@ export function init(RuntimeName, PHPLoader) { }; var _getprotobyname = (name) => { + // struct protoent *getprotobyname(const char *); name = UTF8ToString(name); _setprotoent(true); var result = Protocols.map[name]; @@ -6740,6 +7449,7 @@ export function init(RuntimeName, PHPLoader) { }; var _getprotobynumber = (number) => { + // struct protoent *getprotobynumber(int proto); _setprotoent(true); var result = Protocols.map[number]; return result; @@ -6758,8 +7468,15 @@ export function init(RuntimeName, PHPLoader) { var PHPWASM = { init: function () { + // The /internal directory is required by the C module. It's where the + // stdout, stderr, and headers information are written for the JavaScript + // code to read later on. FS.mkdir('/internal'); + // The files from the shared directory are shared between all the + // PHP processes managed by PHPProcessManager. FS.mkdir('/internal/shared'); + // The files from the preload directory are preloaded using the + // auto_prepend_file php.ini directive. FS.mkdir('/internal/shared/preload'); PHPWASM.EventEmitter = ENVIRONMENT_IS_NODE ? require('events').EventEmitter @@ -6867,6 +7584,9 @@ export function init(RuntimeName, PHPLoader) { }); const cancel = () => { ws.removeListener(event, listener); + // Rejecting the promises bubbles up and kills the entire + // node process. Let's resolve them on the next tick instead + // to give the caller some space to unbind any handlers. setTimeout(resolve); }; return [promise, cancel]; @@ -6905,6 +7625,7 @@ export function init(RuntimeName, PHPLoader) { throw e; }, shutdownSocket: function (socketd, how) { + // This implementation only supports websockets at the moment const sock = getSocketFromFD(socketd); const peer = Object.values(sock.peers)[0]; if (!peer) { @@ -6944,7 +7665,7 @@ export function init(RuntimeName, PHPLoader) { ); const devicePath = '/dev/' + filename; PHPWASM.input_devices[deviceId] = { - devicePath: devicePath, + devicePath, onData: function (cb) { dataCallback = cb; dataBuffer.forEach(function (data) { @@ -6998,6 +7719,10 @@ export function init(RuntimeName, PHPLoader) { } } var std = {}; + // Extracts an array of available descriptors that should be dispatched to streams. + // On the C side, the descriptors are expressed as `**int` so we must go read + // each of the `descriptorsLength` `*int` pointers and convert the associated data into + // a JavaScript object { descriptor : { child : fd, parent : fd } }. for (var i = 0; i < descriptorsLength; i++) { const descriptorPtr = HEAPU32[(descriptorsPtr + i * 4) >> 2]; std[HEAPU32[descriptorPtr >> 2]] = { @@ -7052,9 +7777,11 @@ export function init(RuntimeName, PHPLoader) { cp.on('exit', function (code) { ProcInfo.exitCode = code; ProcInfo.exited = true; + // Emit events for the wasm_poll_socket function. ProcInfo.stdout.emit('data'); ProcInfo.stderr.emit('data'); }); + // Pass data from child process's stdout to PHP's end of the stdout pipe. if (ProcInfo.stdoutChildFd) { const stdoutStream = SYSCALLS.getStreamFromFD( ProcInfo.stdoutChildFd @@ -7072,6 +7799,7 @@ export function init(RuntimeName, PHPLoader) { stdoutAt += data.length; }); } + // Pass data from child process's stderr to PHP's end of the stdout pipe. if (ProcInfo.stderrChildFd) { const stderrStream = SYSCALLS.getStreamFromFD( ProcInfo.stderrChildFd @@ -7105,7 +7833,13 @@ export function init(RuntimeName, PHPLoader) { wakeUp(1); return; } + // Now we want to pass data from the STDIN source supplied by PHP + // to the child process. + // PHP will write STDIN data to a device. if (ProcInfo.stdinIsDevice) { + // We use Emscripten devices as pipes. This is a bit of a hack + // but it works as we get a callback when the device is written to. + // Let's listen to anything it outputs and pass it to the child process. PHPWASM.input_devices[ProcInfo.stdinFd].onData(function (data) { if (!data) return; if (typeof data === 'number') { @@ -7118,8 +7852,10 @@ export function init(RuntimeName, PHPLoader) { return; } if (ProcInfo.stdinFd) { + // PHP will write STDIN data to a file descriptor. const stdinStream = SYSCALLS.getStreamFromFD(ProcInfo.stdinFd); if (stdinStream.node) { + // Pipe the entire stdinStream to cp.stdin const CHUNK_SIZE = 1024; const buffer = new Uint8Array(CHUNK_SIZE); let offset = 0; @@ -7191,6 +7927,7 @@ export function init(RuntimeName, PHPLoader) { var arraySum = (array, index) => { var sum = 0; for (var i = 0; i <= index; sum += array[i++]) {} + // no-op return sum; }; @@ -7207,6 +7944,7 @@ export function init(RuntimeName, PHPLoader) { leap ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR )[currentMonth]; if (days > daysInCurrentMonth - newDate.getDate()) { + // we spill over to next month days -= daysInCurrentMonth - newDate.getDate() + 1; newDate.setDate(1); if (currentMonth < 11) { @@ -7216,6 +7954,7 @@ export function init(RuntimeName, PHPLoader) { newDate.setFullYear(newDate.getFullYear() + 1); } } else { + // we stay in current month newDate.setDate(newDate.getDate() + days); return newDate; } @@ -7223,264 +7962,12 @@ export function init(RuntimeName, PHPLoader) { return newDate; }; - var writeArrayToMemory = (array, buffer) => { - HEAP8.set(array, buffer); - }; - - var _strftime = (s, maxsize, format, tm) => { - var tm_zone = HEAPU32[(tm + 40) >> 2]; - var date = { - tm_sec: HEAP32[tm >> 2], - tm_min: HEAP32[(tm + 4) >> 2], - tm_hour: HEAP32[(tm + 8) >> 2], - tm_mday: HEAP32[(tm + 12) >> 2], - tm_mon: HEAP32[(tm + 16) >> 2], - tm_year: HEAP32[(tm + 20) >> 2], - tm_wday: HEAP32[(tm + 24) >> 2], - tm_yday: HEAP32[(tm + 28) >> 2], - tm_isdst: HEAP32[(tm + 32) >> 2], - tm_gmtoff: HEAP32[(tm + 36) >> 2], - tm_zone: tm_zone ? UTF8ToString(tm_zone) : '', - }; - var pattern = UTF8ToString(format); - var EXPANSION_RULES_1 = { - '%c': '%a %b %d %H:%M:%S %Y', - '%D': '%m/%d/%y', - '%F': '%Y-%m-%d', - '%h': '%b', - '%r': '%I:%M:%S %p', - '%R': '%H:%M', - '%T': '%H:%M:%S', - '%x': '%m/%d/%y', - '%X': '%H:%M:%S', - '%Ec': '%c', - '%EC': '%C', - '%Ex': '%m/%d/%y', - '%EX': '%H:%M:%S', - '%Ey': '%y', - '%EY': '%Y', - '%Od': '%d', - '%Oe': '%e', - '%OH': '%H', - '%OI': '%I', - '%Om': '%m', - '%OM': '%M', - '%OS': '%S', - '%Ou': '%u', - '%OU': '%U', - '%OV': '%V', - '%Ow': '%w', - '%OW': '%W', - '%Oy': '%y', - }; - for (var rule in EXPANSION_RULES_1) { - pattern = pattern.replace( - new RegExp(rule, 'g'), - EXPANSION_RULES_1[rule] - ); - } - var WEEKDAYS = [ - 'Sunday', - 'Monday', - 'Tuesday', - 'Wednesday', - 'Thursday', - 'Friday', - 'Saturday', - ]; - var MONTHS = [ - 'January', - 'February', - 'March', - 'April', - 'May', - 'June', - 'July', - 'August', - 'September', - 'October', - 'November', - 'December', - ]; - function leadingSomething(value, digits, character) { - var str = typeof value == 'number' ? value.toString() : value || ''; - while (str.length < digits) { - str = character[0] + str; - } - return str; - } - function leadingNulls(value, digits) { - return leadingSomething(value, digits, '0'); - } - function compareByDay(date1, date2) { - function sgn(value) { - return value < 0 ? -1 : value > 0 ? 1 : 0; - } - var compare; - if ( - (compare = sgn(date1.getFullYear() - date2.getFullYear())) === 0 - ) { - if ( - (compare = sgn(date1.getMonth() - date2.getMonth())) === 0 - ) { - compare = sgn(date1.getDate() - date2.getDate()); - } - } - return compare; - } - function getFirstWeekStartDate(janFourth) { - switch (janFourth.getDay()) { - case 0: - return new Date(janFourth.getFullYear() - 1, 11, 29); - - case 1: - return janFourth; - - case 2: - return new Date(janFourth.getFullYear(), 0, 3); - - case 3: - return new Date(janFourth.getFullYear(), 0, 2); - - case 4: - return new Date(janFourth.getFullYear(), 0, 1); - - case 5: - return new Date(janFourth.getFullYear() - 1, 11, 31); - - case 6: - return new Date(janFourth.getFullYear() - 1, 11, 30); - } - } - function getWeekBasedYear(date) { - var thisDate = addDays( - new Date(date.tm_year + 1900, 0, 1), - date.tm_yday - ); - var janFourthThisYear = new Date(thisDate.getFullYear(), 0, 4); - var janFourthNextYear = new Date(thisDate.getFullYear() + 1, 0, 4); - var firstWeekStartThisYear = - getFirstWeekStartDate(janFourthThisYear); - var firstWeekStartNextYear = - getFirstWeekStartDate(janFourthNextYear); - if (compareByDay(firstWeekStartThisYear, thisDate) <= 0) { - if (compareByDay(firstWeekStartNextYear, thisDate) <= 0) { - return thisDate.getFullYear() + 1; - } - return thisDate.getFullYear(); - } - return thisDate.getFullYear() - 1; - } - var EXPANSION_RULES_2 = { - '%a': (date) => WEEKDAYS[date.tm_wday].substring(0, 3), - '%A': (date) => WEEKDAYS[date.tm_wday], - '%b': (date) => MONTHS[date.tm_mon].substring(0, 3), - '%B': (date) => MONTHS[date.tm_mon], - '%C': (date) => { - var year = date.tm_year + 1900; - return leadingNulls((year / 100) | 0, 2); - }, - '%d': (date) => leadingNulls(date.tm_mday, 2), - '%e': (date) => leadingSomething(date.tm_mday, 2, ' '), - '%g': (date) => getWeekBasedYear(date).toString().substring(2), - '%G': getWeekBasedYear, - '%H': (date) => leadingNulls(date.tm_hour, 2), - '%I': (date) => { - var twelveHour = date.tm_hour; - if (twelveHour == 0) twelveHour = 12; - else if (twelveHour > 12) twelveHour -= 12; - return leadingNulls(twelveHour, 2); - }, - '%j': (date) => - leadingNulls( - date.tm_mday + - arraySum( - isLeapYear(date.tm_year + 1900) - ? MONTH_DAYS_LEAP - : MONTH_DAYS_REGULAR, - date.tm_mon - 1 - ), - 3 - ), - '%m': (date) => leadingNulls(date.tm_mon + 1, 2), - '%M': (date) => leadingNulls(date.tm_min, 2), - '%n': () => '\n', - '%p': (date) => { - if (date.tm_hour >= 0 && date.tm_hour < 12) { - return 'AM'; - } - return 'PM'; - }, - '%S': (date) => leadingNulls(date.tm_sec, 2), - '%t': () => '\t', - '%u': (date) => date.tm_wday || 7, - '%U': (date) => { - var days = date.tm_yday + 7 - date.tm_wday; - return leadingNulls(Math.floor(days / 7), 2); - }, - '%V': (date) => { - var val = Math.floor( - (date.tm_yday + 7 - ((date.tm_wday + 6) % 7)) / 7 - ); - if ((date.tm_wday + 371 - date.tm_yday - 2) % 7 <= 2) { - val++; - } - if (!val) { - val = 52; - var dec31 = (date.tm_wday + 7 - date.tm_yday - 1) % 7; - if ( - dec31 == 4 || - (dec31 == 5 && isLeapYear((date.tm_year % 400) - 1)) - ) { - val++; - } - } else if (val == 53) { - var jan1 = (date.tm_wday + 371 - date.tm_yday) % 7; - if (jan1 != 4 && (jan1 != 3 || !isLeapYear(date.tm_year))) - val = 1; - } - return leadingNulls(val, 2); - }, - '%w': (date) => date.tm_wday, - '%W': (date) => { - var days = date.tm_yday + 7 - ((date.tm_wday + 6) % 7); - return leadingNulls(Math.floor(days / 7), 2); - }, - '%y': (date) => (date.tm_year + 1900).toString().substring(2), - '%Y': (date) => date.tm_year + 1900, - '%z': (date) => { - var off = date.tm_gmtoff; - var ahead = off >= 0; - off = Math.abs(off) / 60; - off = (off / 60) * 100 + (off % 60); - return (ahead ? '+' : '-') + String('0000' + off).slice(-4); - }, - '%Z': (date) => date.tm_zone, - '%%': () => '%', - }; - pattern = pattern.replace(/%%/g, '\0\0'); - for (var rule in EXPANSION_RULES_2) { - if (pattern.includes(rule)) { - pattern = pattern.replace( - new RegExp(rule, 'g'), - EXPANSION_RULES_2[rule](date) - ); - } - } - pattern = pattern.replace(/\0\0/g, '%'); - var bytes = intArrayFromString(pattern, false); - if (bytes.length > maxsize) { - return 0; - } - writeArrayToMemory(bytes, s); - return bytes.length - 1; - }; - - var _strftime_l = (s, maxsize, format, tm, loc) => - _strftime(s, maxsize, format, tm); - var _strptime = (buf, format, tm) => { + // char *strptime(const char *restrict buf, const char *restrict format, struct tm *restrict tm); + // http://pubs.opengroup.org/onlinepubs/009695399/functions/strptime.html var pattern = UTF8ToString(format); + // escape special characters + // TODO: not sure we really need to escape all of these in JS regexps var SPECIAL_CHARS = '\\!@#$^&*()+=-[]/{}|:<>?,.'; for (var i = 0, ii = SPECIAL_CHARS.length; i < ii; ++i) { pattern = pattern.replace( @@ -7488,6 +7975,7 @@ export function init(RuntimeName, PHPLoader) { '\\' + SPECIAL_CHARS[i] ); } + // reduce number of matchers var EQUIVALENT_MATCHERS = { A: '%a', B: '%b', @@ -7502,6 +7990,7 @@ export function init(RuntimeName, PHPLoader) { x: '%m\\/%d\\/(?:%y|%Y)', X: '%H\\:%M\\:%S', }; + // TODO: take care of locale var DATE_PATTERNS = { /* weekday name */ a: '(?:Sun(?:day)?)|(?:Mon(?:day)?)|(?:Tue(?:sday)?)|(?:Wed(?:nesday)?)|(?:Thu(?:rsday)?)|(?:Fri(?:day)?)|(?:Sat(?:urday)?)', /* month name */ b: '(?:Jan(?:uary)?)|(?:Feb(?:ruary)?)|(?:Mar(?:ch)?)|(?:Apr(?:il)?)|May|(?:Jun(?:e)?)|(?:Jul(?:y)?)|(?:Aug(?:ust)?)|(?:Sep(?:tember)?)|(?:Oct(?:ober)?)|(?:Nov(?:ember)?)|(?:Dec(?:ember)?)', @@ -7567,7 +8056,11 @@ export function init(RuntimeName, PHPLoader) { return c; } }) - .replace(/\s+/g, '\\s*'); + .replace( + // any number of space or tab characters match zero or more spaces + /\s+/g, + '\\s*' + ); var matches = new RegExp('^' + pattern_out, 'i').exec( UTF8ToString(buf) ); @@ -7596,46 +8089,64 @@ export function init(RuntimeName, PHPLoader) { var value; var getMatch = (symbol) => { var pos = capture.indexOf(symbol); + // check if symbol appears in regexp if (pos >= 0) { + // return matched value or null (falsy!) for non-matches return matches[pos + 1]; } return; }; + // seconds if ((value = getMatch('S'))) { date.sec = jstoi_q(value); } + // minutes if ((value = getMatch('M'))) { date.min = jstoi_q(value); } + // hours if ((value = getMatch('H'))) { + // 24h clock date.hour = jstoi_q(value); } else if ((value = getMatch('I'))) { + // AM/PM clock var hour = jstoi_q(value); if ((value = getMatch('p'))) { hour += value.toUpperCase()[0] === 'P' ? 12 : 0; } date.hour = hour; } + // year if ((value = getMatch('Y'))) { + // parse from four-digit year date.year = jstoi_q(value); } else if ((value = getMatch('y'))) { + // parse from two-digit year... var year = jstoi_q(value); if ((value = getMatch('C'))) { + // ...and century year += jstoi_q(value) * 100; } else { + // ...and rule-of-thumb year += year < 69 ? 2e3 : 1900; } date.year = year; } + // month if ((value = getMatch('m'))) { + // parse from month number date.month = jstoi_q(value) - 1; } else if ((value = getMatch('b'))) { + // parse from month name date.month = MONTH_NUMBERS[value.substring(0, 3).toUpperCase()] || 0; } + // day if ((value = getMatch('d'))) { + // get day of month directly date.day = jstoi_q(value); } else if ((value = getMatch('j'))) { + // get day of month from day of year ... var day = jstoi_q(value); var leapYear = isLeapYear(date.year); for (var month = 0; month < 12; ++month) { @@ -7654,18 +8165,25 @@ export function init(RuntimeName, PHPLoader) { } } } else if ((value = getMatch('a'))) { + // get day of month from weekday ... var weekDay = value.substring(0, 3).toUpperCase(); if ((value = getMatch('U'))) { + // ... and week number (Sunday being first day of week) + // Week number of the year (Sunday as the first day of the week) as a decimal number [00,53]. + // All days in a new year preceding the first Sunday are considered to be in week 0. var weekDayNumber = DAY_NUMBERS_SUN_FIRST[weekDay]; var weekNumber = jstoi_q(value); + // January 1st var janFirst = new Date(date.year, 0, 1); var endDate; if (janFirst.getDay() === 0) { + // Jan 1st is a Sunday, and, hence in the 1st CW endDate = addDays( janFirst, weekDayNumber + 7 * (weekNumber - 1) ); } else { + // Jan 1st is not a Sunday, and, hence still in the 0th CW endDate = addDays( janFirst, 7 - @@ -7677,16 +8195,22 @@ export function init(RuntimeName, PHPLoader) { date.day = endDate.getDate(); date.month = endDate.getMonth(); } else if ((value = getMatch('W'))) { + // ... and week number (Monday being first day of week) + // Week number of the year (Monday as the first day of the week) as a decimal number [00,53]. + // All days in a new year preceding the first Monday are considered to be in week 0. var weekDayNumber = DAY_NUMBERS_MON_FIRST[weekDay]; var weekNumber = jstoi_q(value); + // January 1st var janFirst = new Date(date.year, 0, 1); var endDate; if (janFirst.getDay() === 1) { + // Jan 1st is a Monday, and, hence in the 1st CW endDate = addDays( janFirst, weekDayNumber + 7 * (weekNumber - 1) ); } else { + // Jan 1st is not a Monday, and, hence still in the 0th CW endDate = addDays( janFirst, 7 - @@ -7700,7 +8224,9 @@ export function init(RuntimeName, PHPLoader) { date.month = endDate.getMonth(); } } + // time zone if ((value = getMatch('z'))) { + // GMT offset as either 'Z' or +-HH:MM or +-HH or +-HHMM if (value.toLowerCase() === 'z') { date.gmtoff = 0; } else { @@ -7750,6 +8276,8 @@ export function init(RuntimeName, PHPLoader) { 1; HEAP32[(tm + 32) >> 2] = 0; HEAP32[(tm + 36) >> 2] = date.gmtoff; + // we need to convert the matched sequence into an integer array to take care of UTF-8 characters > 0x7F + // TODO: not sure that intArrayFromString handles all unicode characters correctly return buf + intArrayFromString(matches[0]).length - 1; } return 0; @@ -7871,8 +8399,14 @@ export function init(RuntimeName, PHPLoader) { Asyncify.state === Asyncify.State.Unwinding && Asyncify.exportCallStack.length === 0 ) { + // We just finished unwinding. + // Be sure to set the state before calling any other functions to avoid + // possible infinite recursion here (For example in debug pthread builds + // the dbg() function itself can call back into WebAssembly to get the + // current pthread_self() pointer). Asyncify.state = Asyncify.State.Normal; runtimeKeepalivePush(); + // Keep the runtime alive so that a re-wind can be done later. runAndAbortIfError(_asyncify_stop_unwind); if (typeof Fibers != 'undefined') { Fibers.trampoline(); @@ -7882,12 +8416,19 @@ export function init(RuntimeName, PHPLoader) { whenDone() { return new Promise((resolve, reject) => { Asyncify.asyncPromiseHandlers = { - resolve: resolve, - reject: reject, + resolve, + reject, }; }); }, allocateData() { + // An asyncify data structure has three fields: + // 0 current stack pos + // 4 max stack pos + // 8 id of function at bottom of the call stack (callStackIdToName[id] == name of js function) + // The Asyncify ABI only interprets the first two fields, the rest is for the runtime. + // We also embed a stack in the same memory region here, right next to the structure. + // This struct is also defined as asyncify_data_t in emscripten/fiber.h var ptr = _malloc(12 + Asyncify.StackSize); Asyncify.setDataHeader(ptr, ptr + 12, Asyncify.StackSize); Asyncify.setDataRewindFunc(ptr); @@ -7914,12 +8455,18 @@ export function init(RuntimeName, PHPLoader) { doRewind(ptr) { var name = Asyncify.getDataRewindFuncName(ptr); var func = Asyncify.getDataRewindFunc(name); + // Once we have rewound and the stack we no longer need to artificially + // keep the runtime alive. runtimeKeepalivePop(); return func(); }, handleSleep(startAsync) { if (ABORT) return; if (Asyncify.state === Asyncify.State.Normal) { + // Prepare to sleep. Call startAsync, and see what happens: + // if the code decided to call our callback synchronously, + // then no async operation was in fact begun, and we don't + // need to do anything. var reachedCallback = false; var reachedAfterCallback = false; startAsync((handleSleepReturnValue = 0) => { @@ -7927,17 +8474,15 @@ export function init(RuntimeName, PHPLoader) { Asyncify.handleSleepReturnValue = handleSleepReturnValue; reachedCallback = true; if (!reachedAfterCallback) { + // We are happening synchronously, so no need for async. return; } Asyncify.state = Asyncify.State.Rewinding; runAndAbortIfError(() => _asyncify_start_rewind(Asyncify.currData) ); - if ( - typeof Browser != 'undefined' && - Browser.mainLoop.func - ) { - Browser.mainLoop.resume(); + if (typeof MainLoop != 'undefined' && MainLoop.func) { + MainLoop.resume(); } var asyncWasmReturnValue, isError = false; @@ -7949,8 +8494,20 @@ export function init(RuntimeName, PHPLoader) { asyncWasmReturnValue = err; isError = true; } + // Track whether the return value was handled by any promise handlers. var handled = false; if (!Asyncify.currData) { + // All asynchronous execution has finished. + // `asyncWasmReturnValue` now contains the final + // return value of the exported async WASM function. + // Note: `asyncWasmReturnValue` is distinct from + // `Asyncify.handleSleepReturnValue`. + // `Asyncify.handleSleepReturnValue` contains the return + // value of the last C function to have executed + // `Asyncify.handleSleep()`, where as `asyncWasmReturnValue` + // contains the return value of the exported WASM function + // that may have called C functions that + // call `Asyncify.handleSleep()`. var asyncPromiseHandlers = Asyncify.asyncPromiseHandlers; if (asyncPromiseHandlers) { @@ -7964,28 +8521,32 @@ export function init(RuntimeName, PHPLoader) { } } if (isError && !handled) { + // If there was an error and it was not handled by now, we have no choice but to + // rethrow that error into the global scope where it can be caught only by + // `onerror` or `onunhandledpromiserejection`. throw asyncWasmReturnValue; } }); reachedAfterCallback = true; if (!reachedCallback) { + // A true async operation was begun; start a sleep. Asyncify.state = Asyncify.State.Unwinding; + // TODO: reuse, don't alloc/free every sleep Asyncify.currData = Asyncify.allocateData(); - if ( - typeof Browser != 'undefined' && - Browser.mainLoop.func - ) { - Browser.mainLoop.pause(); + if (typeof MainLoop != 'undefined' && MainLoop.func) { + MainLoop.pause(); } runAndAbortIfError(() => _asyncify_start_unwind(Asyncify.currData) ); } } else if (Asyncify.state === Asyncify.State.Rewinding) { + // Stop a resume. Asyncify.state = Asyncify.State.Normal; runAndAbortIfError(_asyncify_stop_rewind); _free(Asyncify.currData); Asyncify.currData = null; + // Call all sleep callbacks now that the sleep-resume is all done. Asyncify.sleepCallbacks.forEach(callUserCallback); } else { abort(`invalid state: ${Asyncify.state}`); @@ -7994,6 +8555,7 @@ export function init(RuntimeName, PHPLoader) { }, handleAsync(startAsync) { return Asyncify.handleSleep((wakeUp) => { + // TODO: add error handling as a second param when handleSleep implements it. startAsync().then(wakeUp); }); }, @@ -8001,19 +8563,26 @@ export function init(RuntimeName, PHPLoader) { var getCFunc = (ident) => { var func = Module['_' + ident]; + // closure exported function return func; }; + var writeArrayToMemory = (array, buffer) => { + HEAP8.set(array, buffer); + }; + /** * @param {string|null=} returnType * @param {Array=} argTypes * @param {Arguments|Array=} args * @param {Object=} opts */ var ccall = (ident, returnType, argTypes, args, opts) => { + // For fast lookup of conversion functions var toC = { string: (str) => { var ret = 0; if (str !== null && str !== undefined && str !== 0) { + // null string ret = stringToUTF8OnStack(str); } return ret; @@ -8045,6 +8614,7 @@ export function init(RuntimeName, PHPLoader) { } } } + // Data for a previous async operation that was in flight before us. var previousAsync = Asyncify.currData; var ret = func(...cArgs); function onDone(ret) { @@ -8053,11 +8623,17 @@ export function init(RuntimeName, PHPLoader) { return convertReturnValue(ret); } var asyncMode = opts?.async; + // Keep the runtime alive through all calls. Note that this call might not be + // async, but for simplicity we push and pop in all calls. runtimeKeepalivePush(); if (Asyncify.currData != previousAsync) { + // This is a new async operation. The wasm is paused and has unwound its stack. + // We need to return a Promise that resolves the return value + // once the stack is rewound and execution finishes. return Asyncify.whenDone().then(onDone); } ret = onDone(ret); + // If this is an async ccall, ensure we return a promise if (asyncMode) return Promise.resolve(ret); return ret; }; @@ -8074,6 +8650,7 @@ export function init(RuntimeName, PHPLoader) { FS.staticInit(); + // Set module methods based on EXPORTED_RUNTIME_METHODS Module['FS_createPath'] = FS.createPath; Module['FS_createDataFile'] = FS.createDataFile; @@ -8086,6 +8663,13 @@ export function init(RuntimeName, PHPLoader) { Module['FS_createDevice'] = FS.createDevice; + // This error may happen quite a bit. To avoid overhead we reuse it (and + // suffer a lack of stack info). + MEMFS.doesNotExistError = new FS.ErrnoError(44); + + /** @suppress {checkTypes} */ MEMFS.doesNotExistError.stack = + ''; + if (ENVIRONMENT_IS_NODE) { NODEFS.staticInit(); } @@ -8093,136 +8677,136 @@ export function init(RuntimeName, PHPLoader) { PHPWASM.init(); var wasmImports = { - /** @export */ gb: _SharpYuvConvert, - /** @export */ fb: _SharpYuvGetConversionMatrix, - /** @export */ eb: _SharpYuvInit, + /** @export */ eb: _SharpYuvConvert, + /** @export */ db: _SharpYuvGetConversionMatrix, + /** @export */ cb: _SharpYuvInit, /** @export */ l: ___assert_fail, - /** @export */ _: __asyncjs__js_module_onMessage, - /** @export */ db: ___call_sighandler, - /** @export */ cb: ___syscall_accept4, - /** @export */ bb: ___syscall_bind, - /** @export */ ab: ___syscall_chdir, - /** @export */ R: ___syscall_chmod, - /** @export */ $a: ___syscall_connect, - /** @export */ _a: ___syscall_dup, - /** @export */ Za: ___syscall_dup3, - /** @export */ Ya: ___syscall_faccessat, - /** @export */ fa: ___syscall_fallocate, - /** @export */ Xa: ___syscall_fchmod, - /** @export */ Wa: ___syscall_fchown32, - /** @export */ Q: ___syscall_fchownat, + /** @export */ ga: __asyncjs__js_module_onMessage, + /** @export */ bb: ___call_sighandler, + /** @export */ ab: ___syscall_accept4, + /** @export */ $a: ___syscall_bind, + /** @export */ _a: ___syscall_chdir, + /** @export */ Q: ___syscall_chmod, + /** @export */ Za: ___syscall_connect, + /** @export */ Ya: ___syscall_dup, + /** @export */ Xa: ___syscall_dup3, + /** @export */ Wa: ___syscall_faccessat, + /** @export */ ca: ___syscall_fallocate, + /** @export */ Va: ___syscall_fchmod, + /** @export */ Ua: ___syscall_fchown32, + /** @export */ P: ___syscall_fchownat, /** @export */ n: ___syscall_fcntl64, - /** @export */ Va: ___syscall_fdatasync, - /** @export */ Ua: ___syscall_fstat64, - /** @export */ ma: ___syscall_ftruncate64, - /** @export */ Ta: ___syscall_getcwd, - /** @export */ Sa: ___syscall_getdents64, - /** @export */ Ra: ___syscall_getpeername, - /** @export */ Qa: ___syscall_getsockname, - /** @export */ Pa: ___syscall_getsockopt, - /** @export */ F: ___syscall_ioctl, - /** @export */ Oa: ___syscall_listen, - /** @export */ Na: ___syscall_lstat64, - /** @export */ Ma: ___syscall_mkdirat, - /** @export */ La: ___syscall_newfstatat, - /** @export */ y: ___syscall_openat, - /** @export */ Ka: ___syscall_pipe, - /** @export */ Ja: ___syscall_poll, - /** @export */ Ia: ___syscall_readlinkat, - /** @export */ Ha: ___syscall_recvfrom, - /** @export */ Ga: ___syscall_renameat, - /** @export */ P: ___syscall_rmdir, - /** @export */ Fa: ___syscall_sendto, - /** @export */ O: ___syscall_socket, - /** @export */ Ea: ___syscall_stat64, - /** @export */ Da: ___syscall_statfs64, - /** @export */ Ca: ___syscall_symlink, - /** @export */ E: ___syscall_unlinkat, - /** @export */ Ba: ___syscall_utimensat, - /** @export */ wa: __abort_js, - /** @export */ va: __emscripten_get_now_is_monotonic, - /** @export */ ua: __emscripten_lookup_name, - /** @export */ ta: __emscripten_memcpy_js, - /** @export */ sa: __emscripten_runtime_keepalive_clear, - /** @export */ ra: __emscripten_throw_longjmp, - /** @export */ ia: __gmtime_js, - /** @export */ ja: __localtime_js, - /** @export */ ka: __mktime_js, - /** @export */ ga: __mmap_js, - /** @export */ ha: __munmap_js, - /** @export */ L: __setitimer_js, - /** @export */ qa: __tzset_js, - /** @export */ C: _emscripten_date_now, - /** @export */ pa: _emscripten_get_heap_max, - /** @export */ v: _emscripten_get_now, - /** @export */ oa: _emscripten_resize_heap, - /** @export */ K: _emscripten_sleep, - /** @export */ Aa: _environ_get, - /** @export */ za: _environ_sizes_get, + /** @export */ Ta: ___syscall_fdatasync, + /** @export */ Sa: ___syscall_fstat64, + /** @export */ ba: ___syscall_ftruncate64, + /** @export */ Ra: ___syscall_getcwd, + /** @export */ Qa: ___syscall_getdents64, + /** @export */ Pa: ___syscall_getpeername, + /** @export */ Oa: ___syscall_getsockname, + /** @export */ Na: ___syscall_getsockopt, + /** @export */ D: ___syscall_ioctl, + /** @export */ Ma: ___syscall_listen, + /** @export */ La: ___syscall_lstat64, + /** @export */ Ka: ___syscall_mkdirat, + /** @export */ Ja: ___syscall_newfstatat, + /** @export */ x: ___syscall_openat, + /** @export */ Ia: ___syscall_pipe, + /** @export */ Ha: ___syscall_poll, + /** @export */ Ga: ___syscall_readlinkat, + /** @export */ Fa: ___syscall_recvfrom, + /** @export */ Ea: ___syscall_renameat, + /** @export */ O: ___syscall_rmdir, + /** @export */ Da: ___syscall_sendto, + /** @export */ N: ___syscall_socket, + /** @export */ Ca: ___syscall_stat64, + /** @export */ Ba: ___syscall_statfs64, + /** @export */ Aa: ___syscall_symlinkat, + /** @export */ C: ___syscall_unlinkat, + /** @export */ za: ___syscall_utimensat, + /** @export */ ua: __abort_js, + /** @export */ ta: __emscripten_lookup_name, + /** @export */ sa: __emscripten_memcpy_js, + /** @export */ ra: __emscripten_runtime_keepalive_clear, + /** @export */ qa: __emscripten_throw_longjmp, + /** @export */ _: __gmtime_js, + /** @export */ Z: __localtime_js, + /** @export */ Y: __mktime_js, + /** @export */ X: __mmap_js, + /** @export */ W: __munmap_js, + /** @export */ K: __setitimer_js, + /** @export */ pa: __tzset_js, + /** @export */ aa: _clock_time_get, + /** @export */ J: _emscripten_date_now, + /** @export */ oa: _emscripten_get_heap_max, + /** @export */ w: _emscripten_get_now, + /** @export */ na: _emscripten_resize_heap, + /** @export */ I: _emscripten_sleep, + /** @export */ ya: _environ_get, + /** @export */ xa: _environ_sizes_get, /** @export */ p: _exit, /** @export */ q: _fd_close, - /** @export */ N: _fd_fdstat_get, - /** @export */ M: _fd_read, - /** @export */ la: _fd_seek, - /** @export */ ya: _fd_sync, - /** @export */ D: _fd_write, - /** @export */ J: _getaddrinfo, - /** @export */ ea: _getcontext, - /** @export */ da: _getdtablesize, - /** @export */ x: _getnameinfo, - /** @export */ ca: _getprotobyname, - /** @export */ ba: _getprotobynumber, + /** @export */ M: _fd_fdstat_get, + /** @export */ L: _fd_read, + /** @export */ $: _fd_seek, + /** @export */ wa: _fd_sync, + /** @export */ B: _fd_write, + /** @export */ H: _getaddrinfo, + /** @export */ ma: _getcontext, + /** @export */ la: _getdtablesize, + /** @export */ v: _getnameinfo, + /** @export */ ka: _getprotobyname, + /** @export */ ja: _getprotobynumber, /** @export */ j: invoke_i, /** @export */ c: invoke_ii, /** @export */ b: invoke_iii, /** @export */ f: invoke_iiii, /** @export */ i: invoke_iiiii, /** @export */ m: invoke_iiiiii, - /** @export */ u: invoke_iiiiiii, - /** @export */ w: invoke_iiiiiiii, - /** @export */ I: invoke_iiiiiiiiii, - /** @export */ na: invoke_jii, + /** @export */ t: invoke_iiiiiii, + /** @export */ u: invoke_iiiiiiii, + /** @export */ G: invoke_iiiiiiiiii, + /** @export */ V: invoke_jii, /** @export */ e: invoke_v, /** @export */ a: invoke_vi, /** @export */ d: invoke_vii, - /** @export */ B: invoke_viidii, + /** @export */ A: invoke_viidii, /** @export */ g: invoke_viii, /** @export */ k: invoke_viiii, /** @export */ h: invoke_viiiii, - /** @export */ A: invoke_viiiiii, - /** @export */ aa: invoke_viiiiiii, - /** @export */ z: invoke_viiiiiiiii, - /** @export */ H: _js_create_input_device, - /** @export */ $: js_fd_read, - /** @export */ G: _js_open_process, - /** @export */ Z: js_popen_to_file, - /** @export */ Y: _js_process_status, - /** @export */ X: _js_waitpid, - /** @export */ W: _makecontext, - /** @export */ xa: _proc_exit, - /** @export */ t: _strftime, - /** @export */ V: _strftime_l, - /** @export */ U: _strptime, - /** @export */ T: _swapcontext, + /** @export */ z: invoke_viiiiii, + /** @export */ ia: invoke_viiiiiii, + /** @export */ y: invoke_viiiiiiiii, + /** @export */ F: _js_create_input_device, + /** @export */ ha: js_fd_read, + /** @export */ E: _js_open_process, + /** @export */ fa: js_popen_to_file, + /** @export */ ea: _js_process_status, + /** @export */ da: _js_waitpid, + /** @export */ U: _makecontext, + /** @export */ va: _proc_exit, + /** @export */ T: _strptime, + /** @export */ S: _swapcontext, /** @export */ r: _wasm_close, /** @export */ s: wasm_poll_socket, /** @export */ o: _wasm_setsockopt, - /** @export */ S: _wasm_shutdown, + /** @export */ R: _wasm_shutdown, }; - var wasmExports = createWasm(); + var wasmExports; + + createWasm(); - var ___wasm_call_ctors = () => (___wasm_call_ctors = wasmExports['ib'])(); + var ___wasm_call_ctors = () => (___wasm_call_ctors = wasmExports['gb'])(); - var _free = (a0) => (_free = wasmExports['jb'])(a0); + var _free = (a0) => (_free = wasmExports['ib'])(a0); - var _malloc = (a0) => (_malloc = wasmExports['lb'])(a0); + var _malloc = (a0) => (_malloc = wasmExports['jb'])(a0); var _wasm_popen = (Module['_wasm_popen'] = (a0, a1) => - (_wasm_popen = Module['_wasm_popen'] = wasmExports['mb'])(a0, a1)); + (_wasm_popen = Module['_wasm_popen'] = wasmExports['kb'])(a0, a1)); var _wasm_php_exec = (Module['_wasm_php_exec'] = (a0, a1, a2, a3) => - (_wasm_php_exec = Module['_wasm_php_exec'] = wasmExports['nb'])( + (_wasm_php_exec = Module['_wasm_php_exec'] = wasmExports['lb'])( a0, a1, a2, @@ -8230,28 +8814,28 @@ export function init(RuntimeName, PHPLoader) { )); var _php_pollfd_for = (Module['_php_pollfd_for'] = (a0, a1, a2) => - (_php_pollfd_for = Module['_php_pollfd_for'] = wasmExports['ob'])( + (_php_pollfd_for = Module['_php_pollfd_for'] = wasmExports['mb'])( a0, a1, a2 )); - var _htons = (a0) => (_htons = wasmExports['pb'])(a0); + var _htons = (a0) => (_htons = wasmExports['nb'])(a0); - var _ntohs = (a0) => (_ntohs = wasmExports['qb'])(a0); + var _ntohs = (a0) => (_ntohs = wasmExports['ob'])(a0); - var _htonl = (a0) => (_htonl = wasmExports['rb'])(a0); + var _htonl = (a0) => (_htonl = wasmExports['pb'])(a0); var _wasm_sleep = (Module['_wasm_sleep'] = (a0) => - (_wasm_sleep = Module['_wasm_sleep'] = wasmExports['sb'])(a0)); + (_wasm_sleep = Module['_wasm_sleep'] = wasmExports['qb'])(a0)); - var _fflush = (a0) => (_fflush = wasmExports['tb'])(a0); + var _fflush = (a0) => (_fflush = wasmExports['rb'])(a0); var _wasm_read = (Module['_wasm_read'] = (a0, a1, a2) => - (_wasm_read = Module['_wasm_read'] = wasmExports['ub'])(a0, a1, a2)); + (_wasm_read = Module['_wasm_read'] = wasmExports['sb'])(a0, a1, a2)); var ___wrap_select = (Module['___wrap_select'] = (a0, a1, a2, a3, a4) => - (___wrap_select = Module['___wrap_select'] = wasmExports['vb'])( + (___wrap_select = Module['___wrap_select'] = wasmExports['tb'])( a0, a1, a2, @@ -8260,117 +8844,117 @@ export function init(RuntimeName, PHPLoader) { )); var _wasm_add_cli_arg = (Module['_wasm_add_cli_arg'] = (a0) => - (_wasm_add_cli_arg = Module['_wasm_add_cli_arg'] = wasmExports['wb'])( + (_wasm_add_cli_arg = Module['_wasm_add_cli_arg'] = wasmExports['ub'])( a0 )); var _run_cli = (Module['_run_cli'] = () => - (_run_cli = Module['_run_cli'] = wasmExports['xb'])()); + (_run_cli = Module['_run_cli'] = wasmExports['vb'])()); var _wasm_set_sapi_name = (Module['_wasm_set_sapi_name'] = (a0) => (_wasm_set_sapi_name = Module['_wasm_set_sapi_name'] = - wasmExports['yb'])(a0)); + wasmExports['wb'])(a0)); var _wasm_set_phpini_path = (Module['_wasm_set_phpini_path'] = (a0) => (_wasm_set_phpini_path = Module['_wasm_set_phpini_path'] = - wasmExports['zb'])(a0)); + wasmExports['xb'])(a0)); var _wasm_add_SERVER_entry = (Module['_wasm_add_SERVER_entry'] = (a0, a1) => (_wasm_add_SERVER_entry = Module['_wasm_add_SERVER_entry'] = - wasmExports['Ab'])(a0, a1)); + wasmExports['yb'])(a0, a1)); var _wasm_add_ENV_entry = (Module['_wasm_add_ENV_entry'] = (a0, a1) => (_wasm_add_ENV_entry = Module['_wasm_add_ENV_entry'] = - wasmExports['Bb'])(a0, a1)); + wasmExports['zb'])(a0, a1)); var _wasm_set_query_string = (Module['_wasm_set_query_string'] = (a0) => (_wasm_set_query_string = Module['_wasm_set_query_string'] = - wasmExports['Cb'])(a0)); + wasmExports['Ab'])(a0)); var _wasm_set_path_translated = (Module['_wasm_set_path_translated'] = ( a0 ) => (_wasm_set_path_translated = Module['_wasm_set_path_translated'] = - wasmExports['Db'])(a0)); + wasmExports['Bb'])(a0)); var _wasm_set_skip_shebang = (Module['_wasm_set_skip_shebang'] = (a0) => (_wasm_set_skip_shebang = Module['_wasm_set_skip_shebang'] = - wasmExports['Eb'])(a0)); + wasmExports['Cb'])(a0)); var _wasm_set_request_uri = (Module['_wasm_set_request_uri'] = (a0) => (_wasm_set_request_uri = Module['_wasm_set_request_uri'] = - wasmExports['Fb'])(a0)); + wasmExports['Db'])(a0)); var _wasm_set_request_method = (Module['_wasm_set_request_method'] = (a0) => (_wasm_set_request_method = Module['_wasm_set_request_method'] = - wasmExports['Gb'])(a0)); + wasmExports['Eb'])(a0)); var _wasm_set_request_host = (Module['_wasm_set_request_host'] = (a0) => (_wasm_set_request_host = Module['_wasm_set_request_host'] = - wasmExports['Hb'])(a0)); + wasmExports['Fb'])(a0)); var _wasm_set_content_type = (Module['_wasm_set_content_type'] = (a0) => (_wasm_set_content_type = Module['_wasm_set_content_type'] = - wasmExports['Ib'])(a0)); + wasmExports['Gb'])(a0)); var _wasm_set_request_body = (Module['_wasm_set_request_body'] = (a0) => (_wasm_set_request_body = Module['_wasm_set_request_body'] = - wasmExports['Jb'])(a0)); + wasmExports['Hb'])(a0)); var _wasm_set_content_length = (Module['_wasm_set_content_length'] = (a0) => (_wasm_set_content_length = Module['_wasm_set_content_length'] = - wasmExports['Kb'])(a0)); + wasmExports['Ib'])(a0)); var _wasm_set_cookies = (Module['_wasm_set_cookies'] = (a0) => - (_wasm_set_cookies = Module['_wasm_set_cookies'] = wasmExports['Lb'])( + (_wasm_set_cookies = Module['_wasm_set_cookies'] = wasmExports['Jb'])( a0 )); var _wasm_set_request_port = (Module['_wasm_set_request_port'] = (a0) => (_wasm_set_request_port = Module['_wasm_set_request_port'] = - wasmExports['Mb'])(a0)); + wasmExports['Kb'])(a0)); var _wasm_sapi_request_shutdown = (Module['_wasm_sapi_request_shutdown'] = () => (_wasm_sapi_request_shutdown = Module[ '_wasm_sapi_request_shutdown' ] = - wasmExports['Nb'])()); + wasmExports['Lb'])()); var _wasm_sapi_handle_request = (Module['_wasm_sapi_handle_request'] = () => (_wasm_sapi_handle_request = Module['_wasm_sapi_handle_request'] = - wasmExports['Ob'])()); + wasmExports['Mb'])()); var _php_wasm_init = (Module['_php_wasm_init'] = () => - (_php_wasm_init = Module['_php_wasm_init'] = wasmExports['Pb'])()); + (_php_wasm_init = Module['_php_wasm_init'] = wasmExports['Nb'])()); var _wasm_free = (Module['_wasm_free'] = (a0) => - (_wasm_free = Module['_wasm_free'] = wasmExports['Qb'])(a0)); + (_wasm_free = Module['_wasm_free'] = wasmExports['Ob'])(a0)); - var ___funcs_on_exit = () => (___funcs_on_exit = wasmExports['Rb'])(); + var ___funcs_on_exit = () => (___funcs_on_exit = wasmExports['Pb'])(); var _emscripten_builtin_memalign = (a0, a1) => - (_emscripten_builtin_memalign = wasmExports['Sb'])(a0, a1); + (_emscripten_builtin_memalign = wasmExports['Qb'])(a0, a1); var __emscripten_timeout = (a0, a1) => - (__emscripten_timeout = wasmExports['Tb'])(a0, a1); + (__emscripten_timeout = wasmExports['Rb'])(a0, a1); - var _setThrew = (a0, a1) => (_setThrew = wasmExports['Ub'])(a0, a1); + var _setThrew = (a0, a1) => (_setThrew = wasmExports['Sb'])(a0, a1); var __emscripten_tempret_set = (a0) => - (__emscripten_tempret_set = wasmExports['Vb'])(a0); + (__emscripten_tempret_set = wasmExports['Tb'])(a0); var __emscripten_stack_restore = (a0) => - (__emscripten_stack_restore = wasmExports['Wb'])(a0); + (__emscripten_stack_restore = wasmExports['Ub'])(a0); var __emscripten_stack_alloc = (a0) => - (__emscripten_stack_alloc = wasmExports['Xb'])(a0); + (__emscripten_stack_alloc = wasmExports['Vb'])(a0); var _emscripten_stack_get_current = () => - (_emscripten_stack_get_current = wasmExports['Yb'])(); + (_emscripten_stack_get_current = wasmExports['Wb'])(); var dynCall_iiii = (Module['dynCall_iiii'] = (a0, a1, a2, a3) => - (dynCall_iiii = Module['dynCall_iiii'] = wasmExports['Zb'])( + (dynCall_iiii = Module['dynCall_iiii'] = wasmExports['Xb'])( a0, a1, a2, @@ -8378,16 +8962,16 @@ export function init(RuntimeName, PHPLoader) { )); var dynCall_ii = (Module['dynCall_ii'] = (a0, a1) => - (dynCall_ii = Module['dynCall_ii'] = wasmExports['_b'])(a0, a1)); + (dynCall_ii = Module['dynCall_ii'] = wasmExports['Yb'])(a0, a1)); var dynCall_vi = (Module['dynCall_vi'] = (a0, a1) => - (dynCall_vi = Module['dynCall_vi'] = wasmExports['$b'])(a0, a1)); + (dynCall_vi = Module['dynCall_vi'] = wasmExports['Zb'])(a0, a1)); var dynCall_vii = (Module['dynCall_vii'] = (a0, a1, a2) => - (dynCall_vii = Module['dynCall_vii'] = wasmExports['ac'])(a0, a1, a2)); + (dynCall_vii = Module['dynCall_vii'] = wasmExports['_b'])(a0, a1, a2)); var dynCall_viiiii = (Module['dynCall_viiiii'] = (a0, a1, a2, a3, a4, a5) => - (dynCall_viiiii = Module['dynCall_viiiii'] = wasmExports['bc'])( + (dynCall_viiiii = Module['dynCall_viiiii'] = wasmExports['$b'])( a0, a1, a2, @@ -8397,10 +8981,10 @@ export function init(RuntimeName, PHPLoader) { )); var dynCall_iii = (Module['dynCall_iii'] = (a0, a1, a2) => - (dynCall_iii = Module['dynCall_iii'] = wasmExports['cc'])(a0, a1, a2)); + (dynCall_iii = Module['dynCall_iii'] = wasmExports['ac'])(a0, a1, a2)); var dynCall_iiiii = (Module['dynCall_iiiii'] = (a0, a1, a2, a3, a4) => - (dynCall_iiiii = Module['dynCall_iiiii'] = wasmExports['dc'])( + (dynCall_iiiii = Module['dynCall_iiiii'] = wasmExports['bc'])( a0, a1, a2, @@ -8409,7 +8993,7 @@ export function init(RuntimeName, PHPLoader) { )); var dynCall_iiiiii = (Module['dynCall_iiiiii'] = (a0, a1, a2, a3, a4, a5) => - (dynCall_iiiiii = Module['dynCall_iiiiii'] = wasmExports['ec'])( + (dynCall_iiiiii = Module['dynCall_iiiiii'] = wasmExports['cc'])( a0, a1, a2, @@ -8419,7 +9003,7 @@ export function init(RuntimeName, PHPLoader) { )); var dynCall_viii = (Module['dynCall_viii'] = (a0, a1, a2, a3) => - (dynCall_viii = Module['dynCall_viii'] = wasmExports['fc'])( + (dynCall_viii = Module['dynCall_viii'] = wasmExports['dc'])( a0, a1, a2, @@ -8427,13 +9011,13 @@ export function init(RuntimeName, PHPLoader) { )); var dynCall_v = (Module['dynCall_v'] = (a0) => - (dynCall_v = Module['dynCall_v'] = wasmExports['gc'])(a0)); + (dynCall_v = Module['dynCall_v'] = wasmExports['ec'])(a0)); var dynCall_i = (Module['dynCall_i'] = (a0) => - (dynCall_i = Module['dynCall_i'] = wasmExports['hc'])(a0)); + (dynCall_i = Module['dynCall_i'] = wasmExports['fc'])(a0)); var dynCall_viiii = (Module['dynCall_viiii'] = (a0, a1, a2, a3, a4) => - (dynCall_viiii = Module['dynCall_viiii'] = wasmExports['ic'])( + (dynCall_viiii = Module['dynCall_viiii'] = wasmExports['gc'])( a0, a1, a2, @@ -8450,7 +9034,7 @@ export function init(RuntimeName, PHPLoader) { a5, a6 ) => - (dynCall_iiiiiii = Module['dynCall_iiiiiii'] = wasmExports['jc'])( + (dynCall_iiiiiii = Module['dynCall_iiiiiii'] = wasmExports['hc'])( a0, a1, a2, @@ -8472,7 +9056,7 @@ export function init(RuntimeName, PHPLoader) { a8, a9 ) => - (dynCall_viiiiiiiii = Module['dynCall_viiiiiiiii'] = wasmExports['kc'])( + (dynCall_viiiiiiiii = Module['dynCall_viiiiiiiii'] = wasmExports['ic'])( a0, a1, a2, @@ -8495,7 +9079,7 @@ export function init(RuntimeName, PHPLoader) { a6, a7 ) => - (dynCall_viiiiiii = Module['dynCall_viiiiiii'] = wasmExports['lc'])( + (dynCall_viiiiiii = Module['dynCall_viiiiiii'] = wasmExports['jc'])( a0, a1, a2, @@ -8515,7 +9099,7 @@ export function init(RuntimeName, PHPLoader) { a5, a6 ) => - (dynCall_viiiiii = Module['dynCall_viiiiii'] = wasmExports['mc'])( + (dynCall_viiiiii = Module['dynCall_viiiiii'] = wasmExports['kc'])( a0, a1, a2, @@ -8535,7 +9119,7 @@ export function init(RuntimeName, PHPLoader) { a6, a7 ) => - (dynCall_iiiiiiii = Module['dynCall_iiiiiiii'] = wasmExports['nc'])( + (dynCall_iiiiiiii = Module['dynCall_iiiiiiii'] = wasmExports['lc'])( a0, a1, a2, @@ -8558,7 +9142,7 @@ export function init(RuntimeName, PHPLoader) { a8, a9 ) => - (dynCall_iiiiiiiiii = Module['dynCall_iiiiiiiiii'] = wasmExports['oc'])( + (dynCall_iiiiiiiiii = Module['dynCall_iiiiiiiiii'] = wasmExports['mc'])( a0, a1, a2, @@ -8572,10 +9156,10 @@ export function init(RuntimeName, PHPLoader) { )); var dynCall_jii = (Module['dynCall_jii'] = (a0, a1, a2) => - (dynCall_jii = Module['dynCall_jii'] = wasmExports['pc'])(a0, a1, a2)); + (dynCall_jii = Module['dynCall_jii'] = wasmExports['nc'])(a0, a1, a2)); var dynCall_viidii = (Module['dynCall_viidii'] = (a0, a1, a2, a3, a4, a5) => - (dynCall_viidii = Module['dynCall_viidii'] = wasmExports['qc'])( + (dynCall_viidii = Module['dynCall_viidii'] = wasmExports['oc'])( a0, a1, a2, @@ -8585,16 +9169,16 @@ export function init(RuntimeName, PHPLoader) { )); var _asyncify_start_unwind = (a0) => - (_asyncify_start_unwind = wasmExports['rc'])(a0); + (_asyncify_start_unwind = wasmExports['pc'])(a0); var _asyncify_stop_unwind = () => - (_asyncify_stop_unwind = wasmExports['sc'])(); + (_asyncify_stop_unwind = wasmExports['qc'])(); var _asyncify_start_rewind = (a0) => - (_asyncify_start_rewind = wasmExports['tc'])(a0); + (_asyncify_start_rewind = wasmExports['rc'])(a0); var _asyncify_stop_rewind = () => - (_asyncify_stop_rewind = wasmExports['uc'])(); + (_asyncify_stop_rewind = wasmExports['sc'])(); function invoke_iiiiiii(index, a1, a2, a3, a4, a5, a6) { var sp = stackSave(); @@ -8827,6 +9411,8 @@ export function init(RuntimeName, PHPLoader) { } } + // include: postamble.js + // === Auto-generated postamble setup entry stuff === Module['addRunDependency'] = addRunDependency; Module['removeRunDependency'] = removeRunDependency; @@ -8852,34 +9438,36 @@ export function init(RuntimeName, PHPLoader) { var calledRun; dependenciesFulfilled = function runCaller() { + // If run has never been called, and we should call run (INVOKE_RUN is true, and Module.noInitialRun is not false) if (!calledRun) run(); if (!calledRun) dependenciesFulfilled = runCaller; }; + // try this again later, after new deps are fulfilled function run() { if (runDependencies > 0) { return; } preRun(); + // a preRun added a dependency, run will be called later if (runDependencies > 0) { return; } function doRun() { + // run may have just been called through dependencies being fulfilled just in this very frame, + // or while the async setStatus time below was happening if (calledRun) return; calledRun = true; Module['calledRun'] = true; if (ABORT) return; initRuntime(); - if (Module['onRuntimeInitialized']) - Module['onRuntimeInitialized'](); + Module['onRuntimeInitialized']?.(); postRun(); } if (Module['setStatus']) { Module['setStatus']('Running...'); - setTimeout(function () { - setTimeout(function () { - Module['setStatus'](''); - }, 1); + setTimeout(() => { + setTimeout(() => Module['setStatus'](''), 1); doRun(); }, 1); } else { diff --git a/packages/php-wasm/node/asyncify/php_8_4.js b/packages/php-wasm/node/asyncify/php_8_4.js index 1de1d72c3a..9e077f7802 100644 --- a/packages/php-wasm/node/asyncify/php_8_4.js +++ b/packages/php-wasm/node/asyncify/php_8_4.js @@ -1,43 +1,22 @@ const dependencyFilename = __dirname + '/8_4_0/php_8_4.wasm'; export { dependencyFilename }; -export const dependenciesTotalSize = 18724929; +export const dependenciesTotalSize = 18696496; export function init(RuntimeName, PHPLoader) { - /** - * Overrides Emscripten's default ExitStatus object which gets - * thrown on failure. Unfortunately, the default object is not - * a subclass of Error and does not provide any stack trace. - * - * This is a deliberate behavior on Emscripten's end to prevent - * memory leaks after the program exits. See: - * - * https://github.com/emscripten-core/emscripten/pull/9108 - * - * In case of WordPress Playground, the worker in which the PHP - * runs will typically exit after the PHP program finishes, so - * we don't have to worry about memory leaks. - * - * As for assigning to a previously undeclared ExitStatus variable here, - * the Emscripten module declares `ExitStatus` as `function ExitStatus` - * which means it gets hoisted to the top of the scope and can be - * reassigned here – before the actual declaration is reached. - * - * If that sounds weird, try this example: - * - * ExitStatus = () => { console.log("reassigned"); } - * function ExitStatus() {} - * ExitStatus(); - * // logs "reassigned" - */ - ExitStatus = class PHPExitStatus extends Error { - constructor(status) { - super(status); - this.name = 'ExitStatus'; - this.message = 'Program terminated with exit(' + status + ')'; - this.status = status; - } - }; - // The rest of the code comes from the built php.js file and esm-suffix.js + // include: shell.js + // The Module object: Our interface to the outside world. We import + // and export values on it. There are various ways Module can be used: + // 1. Not defined. We create it here + // 2. A function parameter, function(moduleArg) => Promise + // 3. pre-run appended it, var Module = {}; ..generated code.. + // 4. External script tag defines var Module. + // We need to check if Module already exists (e.g. case 3 above). + // Substitution will be replaced with actual code on later stage of the build, + // this way Closure Compiler will not mangle it (e.g. case 4. above). + // Note that if you want to run closure, and also to use Module + // after the generated code, you will need to define var Module = {}; + // before the code. Then that object will be used in the code, and you + // can continue to use Module afterwards as well. var Module = typeof PHPLoader != 'undefined' ? PHPLoader : {}; var ENVIRONMENT_IS_WORKER = RuntimeName === 'WORKER'; @@ -47,6 +26,13 @@ export function init(RuntimeName, PHPLoader) { if (ENVIRONMENT_IS_NODE) { } + // --pre-jses are emitted after the Module integration code, so that they can + // refer to Module (if they choose; they can also define Module) + // Sometimes an existing Module object exists with properties + // meant to overwrite the default module functionality. Here + // we collect those properties and reapply _after_ we configure + // the current environment's defaults to avoid having to be so + // defensive during initialization. var moduleOverrides = Object.assign({}, Module); var arguments_ = []; @@ -57,6 +43,7 @@ export function init(RuntimeName, PHPLoader) { throw toThrow; }; + // `/` should be present at the end if `scriptDirectory` is not empty var scriptDirectory = ''; function locateFile(path) { @@ -66,34 +53,29 @@ export function init(RuntimeName, PHPLoader) { return scriptDirectory + path; } - var read_, readAsync, readBinary; + // Hooks that are implemented differently in different runtime environments. + var readAsync, readBinary; if (ENVIRONMENT_IS_NODE) { + // These modules will usually be used on Node.js. Load them eagerly to avoid + // the complexity of lazy-loading. var fs = require('fs'); var nodePath = require('path'); scriptDirectory = __dirname + '/'; - read_ = (filename, binary) => { - filename = isFileURI(filename) - ? new URL(filename) - : nodePath.normalize(filename); - return fs.readFileSync(filename, binary ? undefined : 'utf8'); - }; + // include: node_shell_read.js readBinary = (filename) => { - var ret = read_(filename, true); - if (!ret.buffer) { - ret = new Uint8Array(ret); - } + // We need to re-wrap `file://` strings to URLs. + filename = isFileURI(filename) ? new URL(filename) : filename; + var ret = fs.readFileSync(filename); return ret; }; - readAsync = (filename, onload, onerror, binary = true) => { - filename = isFileURI(filename) - ? new URL(filename) - : nodePath.normalize(filename); - fs.readFile(filename, binary ? undefined : 'utf8', (err, data) => { - if (err) onerror(err); - else onload(binary ? data.buffer : data); - }); + readAsync = async (filename, binary = true) => { + // See the comment in the `readBinary` function. + filename = isFileURI(filename) ? new URL(filename) : filename; + var ret = fs.readFileSync(filename, binary ? undefined : 'utf8'); + return ret; }; + // end include: node_shell_read.js if (!Module['thisProgram'] && process.argv.length > 1) { thisProgram = process.argv[1].replace(/\\/g, '/'); } @@ -105,39 +87,75 @@ export function init(RuntimeName, PHPLoader) { process.exitCode = status; throw toThrow; }; - } else { + } // Note that this includes Node.js workers when relevant (pthreads is enabled). + // Node.js workers are detected as a combination of ENVIRONMENT_IS_WORKER and + // ENVIRONMENT_IS_NODE. + else { } var out = Module['print'] || console.log.bind(console); var err = Module['printErr'] || console.error.bind(console); + // Merge back in the overrides Object.assign(Module, moduleOverrides); + // Free the object hierarchy contained in the overrides, this lets the GC + // reclaim data used. moduleOverrides = null; + // Emit code to handle expected values on the Module object. This applies Module.x + // to the proper local x. This has two benefits: first, we only emit it if it is + // expected to arrive, and second, by using a local everywhere else that can be + // minified. if (Module['arguments']) arguments_ = Module['arguments']; if (Module['thisProgram']) thisProgram = Module['thisProgram']; - if (Module['quit']) quit_ = Module['quit']; - var wasmBinary; - - if (Module['wasmBinary']) wasmBinary = Module['wasmBinary']; - + // perform assertions in shell.js after we set up out() and err(), as otherwise if an assertion fails it cannot print the message + // end include: shell.js + // include: preamble.js + // === Preamble library stuff === + // Documentation for the public APIs defined in this file must be updated in: + // site/source/docs/api_reference/preamble.js.rst + // A prebuilt local version of the documentation is available at: + // site/build/text/docs/api_reference/preamble.js.txt + // You can also build docs locally as HTML or other formats in site/ + // An online HTML version (which may be of a different version of Emscripten) + // is up at http://kripken.github.io/emscripten-site/docs/api_reference/preamble.js.html + var wasmBinary = Module['wasmBinary']; + + // end include: base64Utils.js + // Wasm globals var wasmMemory; + //======================================== + // Runtime essentials + //======================================== + // whether we are quitting the application. no code should run after this. + // set in exit() and abort() var ABORT = false; + // set by exit() and abort(). Passed to 'onExit' handler. + // NOTE: This is also used as the process return code code in shell environments + // but only when noExitRuntime is false. var EXITSTATUS; + // In STRICT mode, we only define assert() when ASSERTIONS is set. i.e. we + // don't define it at all in release modes. This matches the behaviour of + // MINIMAL_RUNTIME. + // TODO(sbc): Make this the default even without STRICT enabled. /** @type {function(*, string=)} */ function assert(condition, text) { if (!condition) { + // This build was created without ASSERTIONS defined. `assert()` should not + // ever be called in this configuration but in case there are callers in + // the wild leave this simple abort() implementation here for now. abort(text); } } + // Memory management var /** @type {!Int8Array} */ HEAP8, /** @type {!Uint8Array} */ HEAPU8, /** @type {!Int16Array} */ HEAP16, @@ -147,6 +165,7 @@ export function init(RuntimeName, PHPLoader) { /** @type {!Float32Array} */ HEAPF32, /** @type {!Float64Array} */ HEAPF64; + // include: runtime_shared.js function updateMemoryViews() { var b = wasmMemory.buffer; Module['HEAP8'] = HEAP8 = new Int8Array(b); @@ -159,14 +178,21 @@ export function init(RuntimeName, PHPLoader) { Module['HEAPF64'] = HEAPF64 = new Float64Array(b); } + // end include: runtime_shared.js + // include: runtime_stack_check.js + // end include: runtime_stack_check.js var __ATPRERUN__ = []; + // functions called before the runtime is initialized var __ATINIT__ = []; + // functions called during startup var __ATEXIT__ = []; + // functions called during shutdown var __ATPOSTRUN__ = []; + // functions called after the main() is called var runtimeInitialized = false; var runtimeExited = false; @@ -185,7 +211,7 @@ export function init(RuntimeName, PHPLoader) { function initRuntime() { runtimeInitialized = true; SOCKFS.root = FS.mount(SOCKFS, {}, null); - if (!Module['noFSInit'] && !FS.init.initialized) FS.init(); + if (!Module['noFSInit'] && !FS.initialized) FS.init(); FS.ignorePermissions = false; TTY.init(); PIPEFS.root = FS.mount(PIPEFS, {}, null); @@ -194,6 +220,7 @@ export function init(RuntimeName, PHPLoader) { function exitRuntime() { ___funcs_on_exit(); + // Native atexit() functions callRuntimeCallbacks(__ATEXIT__); FS.quit(); TTY.shutdown(); @@ -223,12 +250,24 @@ export function init(RuntimeName, PHPLoader) { __ATPOSTRUN__.unshift(cb); } + // include: runtime_math.js + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/imul + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/fround + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/clz32 + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/trunc + // end include: runtime_math.js + // A counter of dependencies for calling run(). If we need to + // do asynchronous work before running, increment this and + // decrement it. Incrementing must happen in a place like + // Module.preRun (used by emcc to add file preloading). + // Note that you can add dependencies in preRun, even though + // it happens right before run - run will be postponed until + // the dependencies are met. var runDependencies = 0; - var runDependencyWatcher = null; - var dependenciesFulfilled = null; + // overridden to take different actions when all run dependencies are fulfilled function getUniqueRunDependency(id) { return id; } @@ -242,10 +281,6 @@ export function init(RuntimeName, PHPLoader) { runDependencies--; Module['monitorRunDependencies']?.(runDependencies); if (runDependencies == 0) { - if (runDependencyWatcher !== null) { - clearInterval(runDependencyWatcher); - runDependencyWatcher = null; - } if (dependenciesFulfilled) { var callback = dependenciesFulfilled; dependenciesFulfilled = null; @@ -257,16 +292,36 @@ export function init(RuntimeName, PHPLoader) { /** @param {string|number=} what */ function abort(what) { Module['onAbort']?.(what); what = 'Aborted(' + what + ')'; + // TODO(sbc): Should we remove printing and leave it up to whoever + // catches the exception? err(what); ABORT = true; - EXITSTATUS = 1; what += '. Build with -sASSERTIONS for more info.'; + // Use a wasm runtime error, because a JS error might be seen as a foreign + // exception, which means we'd run destructors on it. We need the error to + // simply make the program stop. + // FIXME This approach does not work in Wasm EH because it currently does not assume + // all RuntimeErrors are from traps; it decides whether a RuntimeError is from + // a trap or not based on a hidden field within the object. So at the moment + // we don't have a way of throwing a wasm trap from JS. TODO Make a JS API that + // allows this in the wasm spec. + // Suppress closure compiler warning here. Closure compiler's builtin extern + // definition for WebAssembly.RuntimeError claims it takes no arguments even + // though it can. + // TODO(https://github.com/google/closure-compiler/pull/3913): Remove if/when upstream closure gets fixed. /** @suppress {checkTypes} */ var e = new WebAssembly.RuntimeError( what ); + // Throw the error whether or not MODULARIZE is set because abort is used + // in code paths apart from instantiation where an exception is expected + // to be thrown when abort is called. throw e; } + // include: memoryprofiler.js + // end include: memoryprofiler.js + // include: URIUtils.js + // Prefix of data URIs emitted by SINGLE_FILE and related options. var dataURIPrefix = 'data:application/octet-stream;base64,'; /** @@ -279,6 +334,9 @@ export function init(RuntimeName, PHPLoader) { * @noinline */ var isFileURI = (filename) => filename.startsWith('file://'); + // end include: URIUtils.js + // include: runtime_exceptions.js + // end include: runtime_exceptions.js function findWasmBinary() { var f = dependencyFilename; if (!isDataURI(f)) { @@ -299,74 +357,72 @@ export function init(RuntimeName, PHPLoader) { throw 'both async and sync fetching of the wasm failed'; } - function getBinaryPromise(binaryFile) { + async function getWasmBinary(binaryFile) { + // If we don't have the binary yet, load it asynchronously using readAsync. if (!wasmBinary) { - return new Promise((resolve, reject) => { - readAsync( - binaryFile, - (response) => - resolve( - new Uint8Array( - /** @type{!ArrayBuffer} */ (response) - ) - ), - (error) => { - try { - resolve(getBinarySync(binaryFile)); - } catch (e) { - reject(e); - } - } - ); - }); + // Fetch the binary using readAsync + try { + var response = await readAsync(binaryFile); + return new Uint8Array(response); + } catch {} } - return Promise.resolve().then(() => getBinarySync(binaryFile)); + // Otherwise, getBinarySync should be able to get it synchronously + return getBinarySync(binaryFile); } - function instantiateArrayBuffer(binaryFile, imports, receiver) { - return getBinaryPromise(binaryFile) - .then((binary) => WebAssembly.instantiate(binary, imports)) - .then(receiver, (reason) => { - err(`failed to asynchronously prepare wasm: ${reason}`); - abort(reason); - }); + async function instantiateArrayBuffer(binaryFile, imports) { + try { + var binary = await getWasmBinary(binaryFile); + var instance = await WebAssembly.instantiate(binary, imports); + return instance; + } catch (reason) { + err(`failed to asynchronously prepare wasm: ${reason}`); + abort(reason); + } } - function instantiateAsync(binary, binaryFile, imports, callback) { + async function instantiateAsync(binary, binaryFile, imports) { if ( !binary && typeof WebAssembly.instantiateStreaming == 'function' && - !isDataURI(binaryFile) && + !isDataURI(binaryFile) && // Avoid instantiateStreaming() on Node.js environment for now, as while + // Node.js v18.1.0 implements it, it does not have a full fetch() + // implementation yet. + // Reference: + // https://github.com/emscripten-core/emscripten/pull/16917 !ENVIRONMENT_IS_NODE && typeof fetch == 'function' ) { - return fetch(binaryFile, { - credentials: 'same-origin', - }).then((response) => { - /** @suppress {checkTypes} */ var result = - WebAssembly.instantiateStreaming(response, imports); - return result.then(callback, function (reason) { - err(`wasm streaming compile failed: ${reason}`); - err('falling back to ArrayBuffer instantiation'); - return instantiateArrayBuffer( - binaryFile, - imports, - callback - ); + try { + var response = fetch(binaryFile, { + credentials: 'same-origin', }); - }); + var instantiationResult = + await WebAssembly.instantiateStreaming(response, imports); + return instantiationResult; + } catch (reason) { + // We expect the most common failure cause to be a bad MIME type for the binary, + // in which case falling back to ArrayBuffer instantiation should work. + err(`wasm streaming compile failed: ${reason}`); + err('falling back to ArrayBuffer instantiation'); + } } - return instantiateArrayBuffer(binaryFile, imports, callback); + return instantiateArrayBuffer(binaryFile, imports); } function getWasmImports() { + // prepare imports return { a: wasmImports, }; } - function createWasm() { - var info = getWasmImports(); + // Create the wasm instance. + // Receives the wasm imports, returns the exports. + async function createWasm() { + // Load the wasm module and create an instance of using native support in the JS engine. + // handle a generated wasm instance, receiving its exports and + // performing other necessary setup /** @param {WebAssembly.Module=} module*/ function receiveInstance( instance, module @@ -374,17 +430,30 @@ export function init(RuntimeName, PHPLoader) { wasmExports = instance.exports; wasmExports = Asyncify.instrumentWasmExports(wasmExports); Module['wasmExports'] = wasmExports; - wasmMemory = wasmExports['gb']; + wasmMemory = wasmExports['eb']; updateMemoryViews(); - wasmTable = wasmExports['jb']; - addOnInit(wasmExports['hb']); + wasmTable = wasmExports['gb']; + addOnInit(wasmExports['fb']); removeRunDependency('wasm-instantiate'); return wasmExports; } + // wait for the pthread pool (if any) addRunDependency('wasm-instantiate'); + // Prefer streaming instantiation if available. function receiveInstantiationResult(result) { + // 'result' is a ResultObject object which has both the module and instance. + // receiveInstance() will swap in the exports (to Module.asm) so they can be called + // TODO: Due to Closure regression https://github.com/google/closure-compiler/issues/3193, the above line no longer optimizes out down to the following line. + // When the regression is fixed, can restore the above PTHREADS-enabled path. receiveInstance(result['instance']); } + var info = getWasmImports(); + // User shell pages can write their own Module.instantiateWasm = function(imports, successCallback) callback + // to manually instantiate the Wasm module themselves. This allows pages to + // run the instantiation parallel to any other async startup actions they are + // performing. + // Also pthreads and wasm workers initialize the wasm instance through this + // path. if (Module['instantiateWasm']) { try { return Module['instantiateWasm'](info, receiveInstance); @@ -393,20 +462,20 @@ export function init(RuntimeName, PHPLoader) { return false; } } - if (!wasmBinaryFile) wasmBinaryFile = findWasmBinary(); - instantiateAsync( - wasmBinary, - wasmBinaryFile, - info, - receiveInstantiationResult - ); - return {}; + wasmBinaryFile ??= findWasmBinary(); + var result = await instantiateAsync(wasmBinary, wasmBinaryFile, info); + receiveInstantiationResult(result); + return result; } + // Globals used by JS i64 conversions (see makeSetValue) var tempDouble; var tempI64; + // include: runtime_debug.js + // end include: runtime_debug.js + // === Body === function js_popen_to_file(command, mode, exitCodePtr) { const returnCallback = (resolver) => Asyncify.handleSleep(resolver); if (!command) return 1; @@ -653,14 +722,26 @@ export function init(RuntimeName, PHPLoader) { }); } - /** @constructor */ function ExitStatus(status) { - this.name = 'ExitStatus'; - this.message = `Program terminated with exit(${status})`; - this.status = status; + // end include: preamble.js + class ExitStatus { + name = 'ExitStatus'; + constructor(status) { + this.message = `Program terminated with exit(${status})`; + this.status = status; + } } + ExitStatus = class PHPExitStatus extends Error { + constructor(status) { + super(status); + this.name = 'ExitStatus'; + this.message = 'Program terminated with exit(' + status + ')'; + this.status = status; + } + }; var callRuntimeCallbacks = (callbacks) => { while (callbacks.length > 0) { + // Pass the module as the first argument. callbacks.shift()(Module); } }; @@ -690,25 +771,40 @@ export function init(RuntimeName, PHPLoader) { _SharpYuvInit.stub = true; var UTF8Decoder = - typeof TextDecoder != 'undefined' ? new TextDecoder('utf8') : undefined; + typeof TextDecoder != 'undefined' ? new TextDecoder() : undefined; /** * Given a pointer 'idx' to a null-terminated UTF8-encoded string in the given * array that contains uint8 values, returns a copy of that string as a * Javascript String object. * heapOrArray is either a regular array, or a JavaScript typed array view. - * @param {number} idx + * @param {number=} idx * @param {number=} maxBytesToRead * @return {string} - */ var UTF8ArrayToString = (heapOrArray, idx, maxBytesToRead) => { + */ var UTF8ArrayToString = ( + heapOrArray, + idx = 0, + maxBytesToRead = NaN + ) => { var endIdx = idx + maxBytesToRead; var endPtr = idx; + // TextDecoder needs to know the byte length in advance, it doesn't stop on + // null terminator by itself. Also, use the length info to avoid running tiny + // strings through TextDecoder, since .subarray() allocates garbage. + // (As a tiny code save trick, compare endPtr against endIdx using a negation, + // so that undefined/NaN means Infinity) while (heapOrArray[endPtr] && !(endPtr >= endIdx)) ++endPtr; if (endPtr - idx > 16 && heapOrArray.buffer && UTF8Decoder) { return UTF8Decoder.decode(heapOrArray.subarray(idx, endPtr)); } var str = ''; + // If building with TextDecoder, we have already computed the string length + // above, so test loop end condition against that while (idx < endPtr) { + // For UTF8 byte structure, see: + // http://en.wikipedia.org/wiki/UTF-8#Description + // https://www.ietf.org/rfc/rfc2279.txt + // https://tools.ietf.org/html/rfc3629 var u0 = heapOrArray[idx++]; if (!(u0 & 128)) { str += String.fromCharCode(u0); @@ -761,7 +857,7 @@ export function init(RuntimeName, PHPLoader) { Module['UTF8ToString'] = UTF8ToString; - var ___assert_fail = (condition, filename, line, func) => { + var ___assert_fail = (condition, filename, line, func) => abort( `Assertion failed: ${UTF8ToString(condition)}, at: ` + [ @@ -770,7 +866,6 @@ export function init(RuntimeName, PHPLoader) { func ? UTF8ToString(func) : 'unknown function', ] ); - }; var ___call_sighandler = (fp, sig) => ((a1) => dynCall_vi(fp, a1))(sig); @@ -779,18 +874,26 @@ export function init(RuntimeName, PHPLoader) { typeof crypto == 'object' && typeof crypto['getRandomValues'] == 'function' ) { + // for modern web browsers return (view) => crypto.getRandomValues(view); } else if (ENVIRONMENT_IS_NODE) { + // for nodejs with or without crypto support included try { var crypto_module = require('crypto'); var randomFillSync = crypto_module['randomFillSync']; if (randomFillSync) { + // nodejs with LTS crypto support return (view) => crypto_module['randomFillSync'](view); } + // very old nodejs with the original crypto API var randomBytes = crypto_module['randomBytes']; - return (view) => (view.set(randomBytes(view.byteLength)), view); + return (view) => ( + view.set(randomBytes(view.byteLength)), // Return the original view to match modern native implementations. + view + ); } catch (e) {} } + // we couldn't find a proper implementation, as Math.random() is not suitable for /dev/random, see emscripten-core/emscripten/pull/7096 abort('initRandomDevice'); }; @@ -804,6 +907,7 @@ export function init(RuntimeName, PHPLoader) { return splitPathRe.exec(filename).slice(1); }, normalizeArray: (parts, allowAboveRoot) => { + // if the path tries to go above the root, `up` ends up > 0 var up = 0; for (var i = parts.length - 1; i >= 0; i--) { var last = parts[i]; @@ -817,6 +921,7 @@ export function init(RuntimeName, PHPLoader) { up--; } } + // if the path is allowed to go above the root, restore leading ..s if (allowAboveRoot) { for (; up; up--) { parts.unshift('..'); @@ -827,6 +932,7 @@ export function init(RuntimeName, PHPLoader) { normalize: (path) => { var isAbsolute = PATH.isAbs(path), trailingSlash = path.substr(-1) === '/'; + // Normalize the path path = PATH.normalizeArray( path.split('/').filter((p) => !!p), !isAbsolute @@ -844,14 +950,17 @@ export function init(RuntimeName, PHPLoader) { root = result[0], dir = result[1]; if (!root && !dir) { + // No dirname whatsoever return '.'; } if (dir) { + // It has a dirname, strip trailing slash dir = dir.substr(0, dir.length - 1); } return root + dir; }, basename: (path) => { + // EMSCRIPTEN return '/'' for '/', not an empty string if (path === '/') return '/'; path = PATH.normalize(path); path = path.replace(/\/$/, ''); @@ -869,6 +978,7 @@ export function init(RuntimeName, PHPLoader) { resolvedAbsolute = false; for (var i = args.length - 1; i >= -1 && !resolvedAbsolute; i--) { var path = i >= 0 ? args[i] : FS.cwd(); + // Skip empty and invalid entries if (typeof path != 'string') { throw new TypeError( 'Arguments to path.resolve must be strings' @@ -876,9 +986,12 @@ export function init(RuntimeName, PHPLoader) { } else if (!path) { return ''; } + // an invalid portion invalidates the whole thing resolvedPath = path + '/' + resolvedPath; resolvedAbsolute = PATH.isAbs(path); } + // At this point the path should be resolved to a full absolute path, but + // handle relative paths to be safe (might happen when process.cwd() fails) resolvedPath = PATH.normalizeArray( resolvedPath.split('/').filter((p) => !!p), !resolvedAbsolute @@ -924,7 +1037,12 @@ export function init(RuntimeName, PHPLoader) { var lengthBytesUTF8 = (str) => { var len = 0; for (var i = 0; i < str.length; ++i) { + // Gotcha: charCodeAt returns a 16-bit word that is a UTF-16 encoded code + // unit, not a Unicode code point of the character! So decode + // UTF16->UTF32->UTF8. + // See http://unicode.org/faq/utf_bom.html#utf16-3 var c = str.charCodeAt(i); + // possibly a lead surrogate if (c <= 127) { len++; } else if (c <= 2047) { @@ -942,11 +1060,22 @@ export function init(RuntimeName, PHPLoader) { Module['lengthBytesUTF8'] = lengthBytesUTF8; var stringToUTF8Array = (str, heap, outIdx, maxBytesToWrite) => { + // Parameter maxBytesToWrite is not optional. Negative values, 0, null, + // undefined and false each don't write out any bytes. if (!(maxBytesToWrite > 0)) return 0; var startIdx = outIdx; var endIdx = outIdx + maxBytesToWrite - 1; + // -1 for string null terminator. for (var i = 0; i < str.length; ++i) { + // Gotcha: charCodeAt returns a 16-bit word that is a UTF-16 encoded code + // unit, not a Unicode code point of the character! So decode + // UTF16->UTF32->UTF8. + // See http://unicode.org/faq/utf_bom.html#utf16-3 + // For UTF8 byte structure, see http://en.wikipedia.org/wiki/UTF-8#Description + // and https://www.ietf.org/rfc/rfc2279.txt + // and https://tools.ietf.org/html/rfc3629 var u = str.charCodeAt(i); + // possibly a lead surrogate if (u >= 55296 && u <= 57343) { var u1 = str.charCodeAt(++i); u = (65536 + ((u & 1023) << 10)) | (u1 & 1023); @@ -971,6 +1100,7 @@ export function init(RuntimeName, PHPLoader) { heap[outIdx++] = 128 | (u & 63); } } + // Null-terminate the pointer to the buffer. heap[outIdx] = 0; return outIdx - startIdx; }; @@ -996,13 +1126,23 @@ export function init(RuntimeName, PHPLoader) { if (!FS_stdin_getChar_buffer.length) { var result = null; if (ENVIRONMENT_IS_NODE) { + // we will read data by chunks of BUFSIZE var BUFSIZE = 256; var buf = Buffer.alloc(BUFSIZE); var bytesRead = 0; + // For some reason we must suppress a closure warning here, even though + // fd definitely exists on process.stdin, and is even the proper way to + // get the fd of stdin, + // https://github.com/nodejs/help/issues/2136#issuecomment-523649904 + // This started to happen after moving this logic out of library_tty.js, + // so it is related to the surrounding code in some unclear manner. /** @suppress {missingProperties} */ var fd = process.stdin.fd; try { bytesRead = fs.readSync(fd, buf, 0, BUFSIZE); } catch (e) { + // Cross-platform differences: on Windows, reading EOF throws an + // exception, but on other OSes, reading EOF returns 0. Uniformize + // behavior by treating the EOF exception to return 0. if (e.toString().includes('EOF')) bytesRead = 0; else throw e; } @@ -1022,12 +1162,29 @@ export function init(RuntimeName, PHPLoader) { var TTY = { ttys: [], init() {}, + // https://github.com/emscripten-core/emscripten/pull/1555 + // if (ENVIRONMENT_IS_NODE) { + // // currently, FS.init does not distinguish if process.stdin is a file or TTY + // // device, it always assumes it's a TTY device. because of this, we're forcing + // // process.stdin to UTF8 encoding to at least make stdin reading compatible + // // with text files until FS.init can be refactored. + // process.stdin.setEncoding('utf8'); + // } shutdown() {}, + // https://github.com/emscripten-core/emscripten/pull/1555 + // if (ENVIRONMENT_IS_NODE) { + // // inolen: any idea as to why node -e 'process.stdin.read()' wouldn't exit immediately (with process.stdin being a tty)? + // // isaacs: because now it's reading from the stream, you've expressed interest in it, so that read() kicks off a _read() which creates a ReadReq operation + // // inolen: I thought read() in that case was a synchronous operation that just grabbed some amount of buffered data if it exists? + // // isaacs: it is. but it also triggers a _read() call, which calls readStart() on the handle + // // isaacs: do process.stdin.pause() and i'd think it'd probably close the pending call + // process.stdin.pause(); + // } register(dev, ops) { TTY.ttys[dev] = { input: [], output: [], - ops: ops, + ops, }; FS.registerDevice(dev, TTY.stream_ops); }, @@ -1041,6 +1198,7 @@ export function init(RuntimeName, PHPLoader) { stream.seekable = false; }, close(stream) { + // flush any pending line data stream.tty.ops.fsync(stream.tty); }, fsync(stream) { @@ -1066,7 +1224,7 @@ export function init(RuntimeName, PHPLoader) { buffer[offset + i] = result; } if (bytesRead) { - stream.node.timestamp = Date.now(); + stream.node.atime = Date.now(); } return bytesRead; }, @@ -1082,7 +1240,7 @@ export function init(RuntimeName, PHPLoader) { throw new FS.ErrnoError(29); } if (length) { - stream.node.timestamp = Date.now(); + stream.node.mtime = stream.node.ctime = Date.now(); } return i; }, @@ -1093,19 +1251,21 @@ export function init(RuntimeName, PHPLoader) { }, put_char(tty, val) { if (val === null || val === 10) { - out(UTF8ArrayToString(tty.output, 0)); + out(UTF8ArrayToString(tty.output)); tty.output = []; } else { if (val != 0) tty.output.push(val); } }, + // val == 0 would cut text output off in the middle. fsync(tty) { if (tty.output && tty.output.length > 0) { - out(UTF8ArrayToString(tty.output, 0)); + out(UTF8ArrayToString(tty.output)); tty.output = []; } }, ioctl_tcgets(tty) { + // typical setting return { c_iflag: 25856, c_oflag: 5, @@ -1118,6 +1278,7 @@ export function init(RuntimeName, PHPLoader) { }; }, ioctl_tcsets(tty, optional_actions, data) { + // currently just ignore return 0; }, ioctl_tiocgwinsz(tty) { @@ -1127,7 +1288,7 @@ export function init(RuntimeName, PHPLoader) { default_tty1_ops: { put_char(tty, val) { if (val === null || val === 10) { - err(UTF8ArrayToString(tty.output, 0)); + err(UTF8ArrayToString(tty.output)); tty.output = []; } else { if (val != 0) tty.output.push(val); @@ -1135,7 +1296,7 @@ export function init(RuntimeName, PHPLoader) { }, fsync(tty) { if (tty.output && tty.output.length > 0) { - err(UTF8ArrayToString(tty.output, 0)); + err(UTF8ArrayToString(tty.output)); tty.output = []; } }, @@ -1144,7 +1305,6 @@ export function init(RuntimeName, PHPLoader) { var zeroMemory = (address, size) => { HEAPU8.fill(0, address, address + size); - return address; }; var alignMemory = (size, alignment) => @@ -1153,17 +1313,18 @@ export function init(RuntimeName, PHPLoader) { var mmapAlloc = (size) => { size = alignMemory(size, 65536); var ptr = _emscripten_builtin_memalign(65536, size); - if (!ptr) return 0; - return zeroMemory(ptr, size); + if (ptr) zeroMemory(ptr, size); + return ptr; }; var MEMFS = { ops_table: null, mount(mount) { - return MEMFS.createNode(null, '/', 16384 | 511, /* 0777 */ 0); + return MEMFS.createNode(null, '/', 16895, 0); }, createNode(parent, name, mode, dev) { if (FS.isBlkdev(mode) || FS.isFIFO(mode)) { + // no supported throw new FS.ErrnoError(63); } MEMFS.ops_table ||= { @@ -1222,6 +1383,10 @@ export function init(RuntimeName, PHPLoader) { node.node_ops = MEMFS.ops_table.file.node; node.stream_ops = MEMFS.ops_table.file.stream; node.usedBytes = 0; + // The actual number of bytes used in the typed array, as opposed to contents.length which gives the whole capacity. + // When the byte data of the file is populated, this will point to either a typed array, or a normal JS array. Typed arrays are preferred + // for performance, and used by default. However, typed arrays are not resizable like normal JS arrays are, so there is a small disk size + // penalty involved for appending file writes that continuously grow a file similar to std::vector capacity vs used -scheme. node.contents = null; } else if (FS.isLink(node.mode)) { node.node_ops = MEMFS.ops_table.link.node; @@ -1230,10 +1395,11 @@ export function init(RuntimeName, PHPLoader) { node.node_ops = MEMFS.ops_table.chrdev.node; node.stream_ops = MEMFS.ops_table.chrdev.stream; } - node.timestamp = Date.now(); + node.atime = node.mtime = node.ctime = Date.now(); + // add the new node to the parent if (parent) { parent.contents[name] = node; - parent.timestamp = node.timestamp; + parent.atime = parent.mtime = parent.ctime = node.atime; } return node; }, @@ -1241,11 +1407,16 @@ export function init(RuntimeName, PHPLoader) { if (!node.contents) return new Uint8Array(0); if (node.contents.subarray) return node.contents.subarray(0, node.usedBytes); + // Make sure to not return excess unused bytes. return new Uint8Array(node.contents); }, expandFileStorage(node, newCapacity) { var prevCapacity = node.contents ? node.contents.length : 0; if (prevCapacity >= newCapacity) return; + // No need to expand, the storage was already large enough. + // Don't expand strictly to the given requested limit if it's only a very small increase, but instead geometrically grow capacity. + // For small filesizes (<1MB), perform size*2 geometric increase, but for large sizes, do a much more conservative size*1.125 increase to + // avoid overshooting the allocation cap by a very large margin. var CAPACITY_DOUBLING_MAX = 1024 * 1024; newCapacity = Math.max( newCapacity, @@ -1254,19 +1425,24 @@ export function init(RuntimeName, PHPLoader) { 0 ); if (prevCapacity != 0) newCapacity = Math.max(newCapacity, 256); + // At minimum allocate 256b for each file when expanding. var oldContents = node.contents; node.contents = new Uint8Array(newCapacity); + // Allocate new storage. if (node.usedBytes > 0) node.contents.set(oldContents.subarray(0, node.usedBytes), 0); }, + // Copy old data over to the new storage. resizeFileStorage(node, newSize) { if (node.usedBytes == newSize) return; if (newSize == 0) { node.contents = null; + // Fully decommit when requesting a resize to zero. node.usedBytes = 0; } else { var oldContents = node.contents; node.contents = new Uint8Array(newSize); + // Allocate new storage. if (oldContents) { node.contents.set( oldContents.subarray( @@ -1275,12 +1451,14 @@ export function init(RuntimeName, PHPLoader) { ) ); } + // Copy old data over to the new storage. node.usedBytes = newSize; } }, node_ops: { getattr(node) { var attr = {}; + // device numbers reuse inode numbers. attr.dev = FS.isChrdev(node.mode) ? node.id : 1; attr.ino = node.id; attr.mode = node.mode; @@ -1297,51 +1475,58 @@ export function init(RuntimeName, PHPLoader) { } else { attr.size = 0; } - attr.atime = new Date(node.timestamp); - attr.mtime = new Date(node.timestamp); - attr.ctime = new Date(node.timestamp); + attr.atime = new Date(node.atime); + attr.mtime = new Date(node.mtime); + attr.ctime = new Date(node.ctime); + // NOTE: In our implementation, st_blocks = Math.ceil(st_size/st_blksize), + // but this is not required by the standard. attr.blksize = 4096; attr.blocks = Math.ceil(attr.size / attr.blksize); return attr; }, setattr(node, attr) { - if (attr.mode !== undefined) { - node.mode = attr.mode; - } - if (attr.timestamp !== undefined) { - node.timestamp = attr.timestamp; + for (const key of ['mode', 'atime', 'mtime', 'ctime']) { + if (attr[key]) { + node[key] = attr[key]; + } } if (attr.size !== undefined) { MEMFS.resizeFileStorage(node, attr.size); } }, lookup(parent, name) { - throw FS.genericErrors[44]; + throw MEMFS.doesNotExistError; }, mknod(parent, name, mode, dev) { return MEMFS.createNode(parent, name, mode, dev); }, rename(old_node, new_dir, new_name) { - if (FS.isDir(old_node.mode)) { - var new_node; - try { - new_node = FS.lookupNode(new_dir, new_name); - } catch (e) {} - if (new_node) { + var new_node; + try { + new_node = FS.lookupNode(new_dir, new_name); + } catch (e) {} + if (new_node) { + if (FS.isDir(old_node.mode)) { + // if we're overwriting a directory at new_name, make sure it's empty. for (var i in new_node.contents) { throw new FS.ErrnoError(55); } } + FS.hashRemoveNode(new_node); } + // do the internal rewiring delete old_node.parent.contents[old_node.name]; - old_node.parent.timestamp = Date.now(); - old_node.name = new_name; new_dir.contents[new_name] = old_node; - new_dir.timestamp = old_node.parent.timestamp; + old_node.name = new_name; + new_dir.ctime = + new_dir.mtime = + old_node.parent.ctime = + old_node.parent.mtime = + Date.now(); }, unlink(parent, name) { delete parent.contents[name]; - parent.timestamp = Date.now(); + parent.ctime = parent.mtime = Date.now(); }, rmdir(parent, name) { var node = FS.lookupNode(parent, name); @@ -1349,22 +1534,13 @@ export function init(RuntimeName, PHPLoader) { throw new FS.ErrnoError(55); } delete parent.contents[name]; - parent.timestamp = Date.now(); + parent.ctime = parent.mtime = Date.now(); }, readdir(node) { - var entries = ['.', '..']; - for (var key of Object.keys(node.contents)) { - entries.push(key); - } - return entries; + return ['.', '..', ...Object.keys(node.contents)]; }, symlink(parent, newname, oldpath) { - var node = MEMFS.createNode( - parent, - newname, - 511 | /* 0777 */ 40960, - 0 - ); + var node = MEMFS.createNode(parent, newname, 511 | 40960, 0); node.link = oldpath; return node; }, @@ -1381,6 +1557,7 @@ export function init(RuntimeName, PHPLoader) { if (position >= stream.node.usedBytes) return 0; var size = Math.min(stream.node.usedBytes - position, length); if (size > 8 && contents.subarray) { + // non-trivial, and typed array buffer.set( contents.subarray(position, position + size), offset @@ -1392,16 +1569,21 @@ export function init(RuntimeName, PHPLoader) { return size; }, write(stream, buffer, offset, length, position, canOwn) { + // If the buffer is located in main memory (HEAP), and if + // memory can grow, we can't hold on to references of the + // memory buffer, as they may get invalidated. That means we + // need to do copy its contents. if (buffer.buffer === HEAP8.buffer) { canOwn = false; } if (!length) return 0; var node = stream.node; - node.timestamp = Date.now(); + node.mtime = node.ctime = Date.now(); if ( buffer.subarray && (!node.contents || node.contents.subarray) ) { + // This write is from a typed array to a typed array? if (canOwn) { node.contents = buffer.subarray( offset, @@ -1410,10 +1592,12 @@ export function init(RuntimeName, PHPLoader) { node.usedBytes = length; return length; } else if (node.usedBytes === 0 && position === 0) { + // If this is a simple first write to an empty file, do a fast set since we don't need to care about old data. node.contents = buffer.slice(offset, offset + length); node.usedBytes = length; return length; } else if (position + length <= node.usedBytes) { + // Writing to an already allocated and used subrange of the file? node.contents.set( buffer.subarray(offset, offset + length), position @@ -1421,8 +1605,10 @@ export function init(RuntimeName, PHPLoader) { return length; } } + // Appending to an existing file and we need to reallocate, or source data did not come as a typed array. MEMFS.expandFileStorage(node, position + length); if (node.contents.subarray && buffer.subarray) { + // Use typed array write which is available. node.contents.set( buffer.subarray(offset, offset + length), position @@ -1463,34 +1649,47 @@ export function init(RuntimeName, PHPLoader) { var ptr; var allocated; var contents = stream.node.contents; - if (!(flags & 2) && contents.buffer === HEAP8.buffer) { + // Only make a new copy when MAP_PRIVATE is specified. + if ( + !(flags & 2) && + contents && + contents.buffer === HEAP8.buffer + ) { + // We can't emulate MAP_SHARED when the file is not backed by the + // buffer we're mapping to (e.g. the HEAP buffer). allocated = false; ptr = contents.byteOffset; } else { - if (position > 0 || position + length < contents.length) { - if (contents.subarray) { - contents = contents.subarray( - position, - position + length - ); - } else { - contents = Array.prototype.slice.call( - contents, - position, - position + length - ); - } - } allocated = true; ptr = mmapAlloc(length); if (!ptr) { throw new FS.ErrnoError(48); } - HEAP8.set(contents, ptr); + if (contents) { + // Try to avoid unnecessary slices. + if ( + position > 0 || + position + length < contents.length + ) { + if (contents.subarray) { + contents = contents.subarray( + position, + position + length + ); + } else { + contents = Array.prototype.slice.call( + contents, + position, + position + length + ); + } + } + HEAP8.set(contents, ptr); + } } return { - ptr: ptr, - allocated: allocated, + ptr, + allocated, }; }, msync(stream, buffer, offset, length, mmapFlags) { @@ -1502,35 +1701,19 @@ export function init(RuntimeName, PHPLoader) { offset, false ); + // should we check if bytesWritten and length are the same? return 0; }, }, }; - /** @param {boolean=} noRunDep */ var asyncLoad = ( - url, - onload, - onerror, - noRunDep - ) => { - var dep = !noRunDep ? getUniqueRunDependency(`al ${url}`) : ''; - readAsync( - url, - (arrayBuffer) => { - onload(new Uint8Array(arrayBuffer)); - if (dep) removeRunDependency(dep); - }, - (event) => { - if (onerror) { - onerror(); - } else { - throw `Loading data file "${url}" failed.`; - } - } - ); - if (dep) addRunDependency(dep); + var asyncLoad = async (url) => { + var arrayBuffer = await readAsync(url); + return new Uint8Array(arrayBuffer); }; + asyncLoad.isAsync = true; + var FS_createDataFile = ( parent, name, @@ -1545,6 +1728,7 @@ export function init(RuntimeName, PHPLoader) { var preloadPlugins = Module['preloadPlugins'] || []; var FS_handledByPreloadPlugin = (byteArray, fullname, finish, onerror) => { + // Ensure plugins are ready. if (typeof Browser != 'undefined') Browser.init(); var handled = false; preloadPlugins.forEach((plugin) => { @@ -1569,10 +1753,13 @@ export function init(RuntimeName, PHPLoader) { canOwn, preFinish ) => { + // TODO we should allow people to just pass in a complete filename instead + // of parent and name being that we just join them anyways var fullname = name ? PATH_FS.resolve(PATH.join2(parent, name)) : parent; var dep = getUniqueRunDependency(`cp ${fullname}`); + // might have several active requests for the same fullname function processData(byteArray) { function finish(byteArray) { preFinish?.(); @@ -1601,7 +1788,7 @@ export function init(RuntimeName, PHPLoader) { } addRunDependency(dep); if (typeof url == 'string') { - asyncLoad(url, processData, onerror); + asyncLoad(url).then(processData, onerror); } else { processData(url); } @@ -1759,6 +1946,7 @@ export function init(RuntimeName, PHPLoader) { staticInit() { NODEFS.isWindows = !!process.platform.match(/^win/); var flags = process.binding('constants'); + // Node.js 4 compatibility: it has no namespaces for constants if (flags['fs']) { flags = flags['fs']; } @@ -1784,6 +1972,8 @@ export function init(RuntimeName, PHPLoader) { return f(); } catch (e) { if (!e.code) throw e; + // node under windows can return code 'UNKNOWN' here: + // https://github.com/emscripten-core/emscripten/issues/15468 if (e.code === 'UNKNOWN') throw new FS.ErrnoError(28); throw new FS.ErrnoError(NODEFS.convertNodeCode(e)); } @@ -1806,13 +1996,14 @@ export function init(RuntimeName, PHPLoader) { return node; }, getMode(path) { - var stat; return NODEFS.tryFSOperation(() => { - stat = fs.lstatSync(path); + var mode = fs.lstatSync(path).mode; if (NODEFS.isWindows) { - stat.mode |= (stat.mode & 292) >> 2; + // Windows does not report the 'x' permission bit, so propagate read + // bits to execute bits. + mode |= (mode & 292) >> 2; } - return stat.mode; + return mode; }); }, realPath(node) { @@ -1827,10 +2018,15 @@ export function init(RuntimeName, PHPLoader) { }, flagsForNode(flags) { flags &= ~2097152; + // Ignore this flag from musl, otherwise node.js fails to open the file. flags &= ~2048; + // Ignore this flag from musl, otherwise node.js fails to open the file. flags &= ~32768; + // Ignore this flag from musl, otherwise node.js fails to open the file. flags &= ~524288; + // Some applications may pass it; it makes no sense for a single process. flags &= ~65536; + // Node.js doesn't need this passed in, it errors. var newFlags = 0; for (var k in NODEFS.flagsForNodeMap) { if (flags & k) { @@ -1849,6 +2045,9 @@ export function init(RuntimeName, PHPLoader) { var stat; NODEFS.tryFSOperation(() => (stat = fs.lstatSync(path))); if (NODEFS.isWindows) { + // node.js v0.10.20 doesn't report blksize and blocks on Windows. Fake + // them with default blksize of 4096. + // See http://support.microsoft.com/kb/140365 if (!stat.blksize) { stat.blksize = 4096; } @@ -1856,6 +2055,8 @@ export function init(RuntimeName, PHPLoader) { stat.blocks = ((stat.size + stat.blksize - 1) / stat.blksize) | 0; } + // Windows does not report the 'x' permission bit, so propagate read + // bits to execute bits. stat.mode |= (stat.mode & 292) >> 2; } return { @@ -1878,12 +2079,20 @@ export function init(RuntimeName, PHPLoader) { var path = NODEFS.realPath(node); NODEFS.tryFSOperation(() => { if (attr.mode !== undefined) { - fs.chmodSync(path, attr.mode); + var mode = attr.mode; + if (NODEFS.isWindows) { + // Windows only supports S_IREAD / S_IWRITE (S_IRUSR / S_IWUSR) + // https://learn.microsoft.com/en-us/cpp/c-runtime-library/reference/chmod-wchmod + mode &= 384; + } + fs.chmodSync(path, mode); + // update the common node structure mode as well node.mode = attr.mode; } - if (attr.timestamp !== undefined) { - var date = new Date(attr.timestamp); - fs.utimesSync(path, date, date); + if (attr.atime || attr.mtime) { + var atime = attr.atime && new Date(attr.atime); + var mtime = attr.mtime && new Date(attr.mtime); + fs.utimesSync(path, atime, mtime); } if (attr.size !== undefined) { fs.truncateSync(path, attr.size); @@ -1897,6 +2106,7 @@ export function init(RuntimeName, PHPLoader) { }, mknod(parent, name, mode, dev) { var node = NODEFS.createNode(parent, name, mode, dev); + // create the backing node for this in the fs root as well var path = NODEFS.realPath(node); NODEFS.tryFSOperation(() => { if (FS.isDir(node.mode)) { @@ -1912,6 +2122,9 @@ export function init(RuntimeName, PHPLoader) { rename(oldNode, newDir, newName) { var oldPath = NODEFS.realPath(oldNode); var newPath = PATH.join2(NODEFS.realPath(newDir), newName); + try { + FS.unlink(newPath); + } catch (e) {} NODEFS.tryFSOperation(() => fs.renameSync(oldPath, newPath)); oldNode.name = newName; }, @@ -1935,6 +2148,13 @@ export function init(RuntimeName, PHPLoader) { var path = NODEFS.realPath(node); return NODEFS.tryFSOperation(() => fs.readlinkSync(path)); }, + statfs(path) { + var stats = NODEFS.tryFSOperation(() => fs.statfsSync(path)); + // Node.js doesn't provide frsize (fragment size). Set it to bsize (block size) + // as they're often the same in many file systems. May not be accurate for all. + stats.frsize = stats.bsize; + return stats; + }, }, stream_ops: { open(stream) { @@ -1964,6 +2184,7 @@ export function init(RuntimeName, PHPLoader) { stream.shared.refcount++; }, read(stream, buffer, offset, length, position) { + // Node.js < 6 compatibility: node errors on 0 length reads if (length === 0) return 0; return NODEFS.tryFSOperation(() => fs.readSync( @@ -2010,7 +2231,7 @@ export function init(RuntimeName, PHPLoader) { var ptr = mmapAlloc(length); NODEFS.stream_ops.read(stream, HEAP8, ptr, length, position); return { - ptr: ptr, + ptr, allocated: true, }; }, @@ -2023,6 +2244,7 @@ export function init(RuntimeName, PHPLoader) { offset, false ); + // should we check if bytesWritten and length are the same? return 0; }, }, @@ -2087,11 +2309,13 @@ export function init(RuntimeName, PHPLoader) { try { if (attr.mode !== undefined) { node.mount.opts.fs.chmod(path, attr.mode); + // update the common node structure mode as well node.mode = attr.mode; } - if (attr.timestamp !== undefined) { - var date = new Date(attr.timestamp); - node.mount.opts.fs.utime(path, date, date); + if (attr.atime || attr.mtime) { + var atime = new Date(attr.atime || attr.mtime); + var mtime = new Date(attr.mtime || attr.atime); + node.mount.opts.fs.utime(path, atime, mtime); } if (attr.size !== undefined) { node.mount.opts.fs.truncate(path, attr.size); @@ -2114,6 +2338,7 @@ export function init(RuntimeName, PHPLoader) { }, mknod(parent, name, mode, dev) { var node = PROXYFS.createNode(parent, name, mode, dev); + // create the backing node for this in the fs root as well var path = PROXYFS.realPath(node); try { if (FS.isDir(node.mode)) { @@ -2270,18 +2495,22 @@ export function init(RuntimeName, PHPLoader) { initialized: false, ignorePermissions: true, ErrnoError: class { + name = 'ErrnoError'; + // We set the `name` property to be able to identify `FS.ErrnoError` + // - the `name` is a standard ECMA-262 property of error objects. Kind of good to have it anyway. + // - when using PROXYFS, an error can come from an underlying FS + // as different FS objects have their own FS.ErrnoError each, + // the test `err instanceof FS.ErrnoError` won't detect an error coming from another filesystem, causing bugs. + // we'll use the reliable test `err.name == "ErrnoError"` instead constructor(errno) { - this.name = 'ErrnoError'; this.errno = errno; } }, - genericErrors: {}, filesystems: null, syncFSRequests: 0, + readFiles: {}, FSStream: class { - constructor() { - this.shared = {}; - } + shared = {}; get object() { return this.node; } @@ -2311,23 +2540,25 @@ export function init(RuntimeName, PHPLoader) { } }, FSNode: class { + node_ops = {}; + stream_ops = {}; + readMode = 292 | 73; + writeMode = 146; + mounted = null; constructor(parent, name, mode, rdev) { if (!parent) { parent = this; } + // root node sets parent to itself this.parent = parent; this.mount = parent.mount; - this.mounted = null; this.id = FS.nextInode++; this.name = name; this.mode = mode; - this.node_ops = {}; - this.stream_ops = {}; this.rdev = rdev; - this.readMode = 292 | /*292*/ 73; - /*73*/ this.writeMode = 146; + this.atime = this.mtime = this.ctime = Date.now(); } - /*146*/ get read() { + get read() { return (this.mode & this.readMode) === this.readMode; } set read(val) { @@ -2351,57 +2582,74 @@ export function init(RuntimeName, PHPLoader) { } }, lookupPath(path, opts = {}) { - path = PATH_FS.resolve(path); if (!path) return { path: '', node: null, }; - var defaults = { - follow_mount: true, - recurse_count: 0, - }; - opts = Object.assign(defaults, opts); - if (opts.recurse_count > 8) { - throw new FS.ErrnoError(32); - } - var parts = path.split('/').filter((p) => !!p); - var current = FS.root; - var current_path = '/'; - for (var i = 0; i < parts.length; i++) { - var islast = i === parts.length - 1; - if (islast && opts.parent) { - break; - } - current = FS.lookupNode(current, parts[i]); - current_path = PATH.join2(current_path, parts[i]); - if (FS.isMountpoint(current)) { - if (!islast || (islast && opts.follow_mount)) { + opts.follow_mount ??= true; + if (!PATH.isAbs(path)) { + path = FS.cwd() + '/' + path; + } + // limit max consecutive symlinks to 40 (SYMLOOP_MAX). + linkloop: for (var nlinks = 0; nlinks < 40; nlinks++) { + // split the absolute path + var parts = path.split('/').filter((p) => !!p && p !== '.'); + // start at the root + var current = FS.root; + var current_path = '/'; + for (var i = 0; i < parts.length; i++) { + var islast = i === parts.length - 1; + if (islast && opts.parent) { + // stop resolving + break; + } + if (parts[i] === '..') { + current_path = PATH.dirname(current_path); + current = current.parent; + continue; + } + current_path = PATH.join2(current_path, parts[i]); + try { + current = FS.lookupNode(current, parts[i]); + } catch (e) { + // if noent_okay is true, suppress a ENOENT in the last component + // and return an object with an undefined node. This is needed for + // resolving symlinks in the path when creating a file. + if (e?.errno === 44 && islast && opts.noent_okay) { + return { + path: current_path, + }; + } + throw e; + } + // jump to the mount's root node if this is a mountpoint + if ( + FS.isMountpoint(current) && + (!islast || opts.follow_mount) + ) { current = current.mounted.root; } - } - if (!islast || opts.follow) { - var count = 0; - while (FS.isLink(current.mode)) { - var link = FS.readlink(current_path); - current_path = PATH_FS.resolve( - PATH.dirname(current_path), - link - ); - var lookup = FS.lookupPath(current_path, { - recurse_count: opts.recurse_count + 1, - }); - current = lookup.node; - if (count++ > 40) { - throw new FS.ErrnoError(32); + // by default, lookupPath will not follow a symlink if it is the final path component. + // setting opts.follow = true will override this behavior. + if (FS.isLink(current.mode) && (!islast || opts.follow)) { + if (!current.node_ops.readlink) { + throw new FS.ErrnoError(52); } + var link = current.node_ops.readlink(current); + if (!PATH.isAbs(link)) { + link = PATH.dirname(current_path) + '/' + link; + } + path = link + '/' + parts.slice(i + 1).join('/'); + continue linkloop; } } + return { + path: current_path, + node: current, + }; } - return { - path: current_path, - node: current, - }; + throw new FS.ErrnoError(32); }, getPath(node) { var path; @@ -2456,6 +2704,7 @@ export function init(RuntimeName, PHPLoader) { return node; } } + // if we failed to find it in the cache, call into the VFS return FS.lookup(parent, name); }, createNode(parent, name, mode, rdev) { @@ -2504,6 +2753,7 @@ export function init(RuntimeName, PHPLoader) { if (FS.ignorePermissions) { return 0; } + // return 0 if any user, group or owner bits are set. if (perms.includes('r') && !(node.mode & 292)) { return 2; } else if (perms.includes('w') && !(node.mode & 146)) { @@ -2521,6 +2771,9 @@ export function init(RuntimeName, PHPLoader) { return 0; }, mayCreate(dir, name) { + if (!FS.isDir(dir.mode)) { + return 54; + } try { var node = FS.lookupNode(dir, name); return 20; @@ -2559,7 +2812,11 @@ export function init(RuntimeName, PHPLoader) { if (FS.isLink(node.mode)) { return 32; } else if (FS.isDir(node.mode)) { - if (FS.flagsToPermissionString(flags) !== 'r' || flags & 512) { + if ( + FS.flagsToPermissionString(flags) !== 'r' || // opening for write + flags & 512 + ) { + // TODO: check for O_SEARCH? (== search for dir only) return 31; } } @@ -2583,6 +2840,7 @@ export function init(RuntimeName, PHPLoader) { }, getStream: (fd) => FS.streams[fd], createStream(stream, fd = -1) { + // clone it, so we can return an instance of FSStream stream = Object.assign(new FS.FSStream(), stream); if (fd == -1) { fd = FS.nextfd(); @@ -2602,7 +2860,9 @@ export function init(RuntimeName, PHPLoader) { chrdev_stream_ops: { open(stream) { var device = FS.getDevice(stream.node.rdev); + // override node's stream ops with the device's stream.stream_ops = device.stream_ops; + // forward the open call stream.stream_ops.open?.(stream); }, llseek() { @@ -2657,6 +2917,7 @@ export function init(RuntimeName, PHPLoader) { doCallback(null); } } + // sync all mounts mounts.forEach((mount) => { if (!mount.type.syncfs) { return done(null); @@ -2675,6 +2936,7 @@ export function init(RuntimeName, PHPLoader) { follow_mount: false, }); mountpoint = lookup.path; + // use the absolute path node = lookup.node; if (FS.isMountpoint(node)) { throw new FS.ErrnoError(10); @@ -2684,18 +2946,21 @@ export function init(RuntimeName, PHPLoader) { } } var mount = { - type: type, - opts: opts, - mountpoint: mountpoint, + type, + opts, + mountpoint, mounts: [], }; + // create a root node for the fs var mountRoot = type.mount(mount); mountRoot.mount = mount; mount.root = mountRoot; if (root) { FS.root = mountRoot; } else if (node) { + // set as a mountpoint node.mounted = mount; + // add the new mount to the current mount's children if (node.mount) { node.mount.mounts.push(mount); } @@ -2709,6 +2974,7 @@ export function init(RuntimeName, PHPLoader) { if (!FS.isMountpoint(lookup.node)) { throw new FS.ErrnoError(28); } + // destroy the nodes for this mount, and all its child mounts var node = lookup.node; var mount = node.mounted; var mounts = FS.getMounts(mount); @@ -2722,7 +2988,9 @@ export function init(RuntimeName, PHPLoader) { current = next; } }); + // no longer a mountpoint node.mounted = null; + // remove this mount from the child mounts var idx = node.mount.mounts.indexOf(mount); node.mount.mounts.splice(idx, 1); }, @@ -2747,15 +3015,39 @@ export function init(RuntimeName, PHPLoader) { } return parent.node_ops.mknod(parent, name, mode, dev); }, - create(path, mode) { - mode = mode !== undefined ? mode : 438; - /* 0666 */ mode &= 4095; + statfs(path) { + // NOTE: None of the defaults here are true. We're just returning safe and + // sane values. + var rtn = { + bsize: 4096, + frsize: 4096, + blocks: 1e6, + bfree: 5e5, + bavail: 5e5, + files: FS.nextInode, + ffree: FS.nextInode - 1, + fsid: 42, + flags: 2, + namelen: 255, + }; + var parent = FS.lookupPath(path, { + follow: true, + }).node; + if (parent?.node_ops.statfs) { + Object.assign( + rtn, + parent.node_ops.statfs(parent.mount.opts.root) + ); + } + return rtn; + }, + create(path, mode = 438) { + mode &= 4095; mode |= 32768; return FS.mknod(path, mode, 0); }, - mkdir(path, mode) { - mode = mode !== undefined ? mode : 511; - /* 0777 */ mode &= 511 | 512; + mkdir(path, mode = 511) { + mode &= 511 | 512; mode |= 16384; return FS.mknod(path, mode, 0); }, @@ -2777,7 +3069,7 @@ export function init(RuntimeName, PHPLoader) { dev = mode; mode = 438; } - /* 0666 */ mode |= 8192; + mode |= 8192; return FS.mknod(path, mode, dev); }, symlink(oldpath, newpath) { @@ -2806,7 +3098,9 @@ export function init(RuntimeName, PHPLoader) { var new_dirname = PATH.dirname(new_path); var old_name = PATH.basename(old_path); var new_name = PATH.basename(new_path); + // parents must exist var lookup, old_dir, new_dir; + // let the errors from non existent directories percolate up lookup = FS.lookupPath(old_path, { parent: true, }); @@ -2816,30 +3110,39 @@ export function init(RuntimeName, PHPLoader) { }); new_dir = lookup.node; if (!old_dir || !new_dir) throw new FS.ErrnoError(44); + // need to be part of the same mount if (old_dir.mount !== new_dir.mount) { throw new FS.ErrnoError(75); } + // source must exist var old_node = FS.lookupNode(old_dir, old_name); + // old path should not be an ancestor of the new path var relative = PATH_FS.relative(old_path, new_dirname); if (relative.charAt(0) !== '.') { throw new FS.ErrnoError(28); } + // new path should not be an ancestor of the old path relative = PATH_FS.relative(new_path, old_dirname); if (relative.charAt(0) !== '.') { throw new FS.ErrnoError(55); } + // see if the new path already exists var new_node; try { new_node = FS.lookupNode(new_dir, new_name); } catch (e) {} + // early out if nothing needs to change if (old_node === new_node) { return; } + // we'll need to delete the old entry var isdir = FS.isDir(old_node.mode); var errCode = FS.mayDelete(old_dir, old_name, isdir); if (errCode) { throw new FS.ErrnoError(errCode); } + // need delete permissions if we'll be overwriting. + // need create permissions if new doesn't already exist. errCode = new_node ? FS.mayDelete(new_dir, new_name, isdir) : FS.mayCreate(new_dir, new_name); @@ -2855,19 +3158,26 @@ export function init(RuntimeName, PHPLoader) { ) { throw new FS.ErrnoError(10); } + // if we are going to change the parent, check write permissions if (new_dir !== old_dir) { errCode = FS.nodePermissions(old_dir, 'w'); if (errCode) { throw new FS.ErrnoError(errCode); } } + // remove the node from the lookup hash FS.hashRemoveNode(old_node); + // do the underlying fs rename try { old_dir.node_ops.rename(old_node, new_dir, new_name); + // update old node (we do this here to avoid each backend + // needing to) old_node.parent = new_dir; } catch (e) { throw e; } finally { + // add the node back to the hash (in case node_ops.rename + // changed its name) FS.hashAddNode(old_node); } }, @@ -2913,6 +3223,9 @@ export function init(RuntimeName, PHPLoader) { var node = FS.lookupNode(parent, name); var errCode = FS.mayDelete(parent, name, false); if (errCode) { + // According to POSIX, we should map EISDIR to EPERM, but + // we instead do what Linux does (and we must, as we use + // the musl linux libc). throw new FS.ErrnoError(errCode); } if (!parent.node_ops.unlink) { @@ -2933,10 +3246,7 @@ export function init(RuntimeName, PHPLoader) { if (!link.node_ops.readlink) { throw new FS.ErrnoError(28); } - return PATH_FS.resolve( - FS.getPath(link.parent), - link.node_ops.readlink(link) - ); + return link.node_ops.readlink(link); }, stat(path, dontFollow) { var lookup = FS.lookupPath(path, { @@ -2969,7 +3279,7 @@ export function init(RuntimeName, PHPLoader) { } node.node_ops.setattr(node, { mode: (mode & 4095) | (node.mode & ~4095), - timestamp: Date.now(), + ctime: Date.now(), }); }, lchmod(path, mode) { @@ -2996,6 +3306,7 @@ export function init(RuntimeName, PHPLoader) { timestamp: Date.now(), }); }, + // we ignore the uid / gid for now lchown(path, uid, gid) { FS.chown(path, uid, gid, true); }, @@ -3047,17 +3358,17 @@ export function init(RuntimeName, PHPLoader) { }); var node = lookup.node; node.node_ops.setattr(node, { - timestamp: Math.max(atime, mtime), + atime, + mtime, }); }, - open(path, flags, mode) { + open(path, flags, mode = 438) { if (path === '') { throw new FS.ErrnoError(44); } flags = typeof flags == 'string' ? FS_modeStringToFlags(flags) : flags; if (flags & 64) { - mode = typeof mode == 'undefined' ? 438 : /* 0666 */ mode; mode = (mode & 4095) | 32768; } else { mode = 0; @@ -3066,21 +3377,26 @@ export function init(RuntimeName, PHPLoader) { if (typeof path == 'object') { node = path; } else { - path = PATH.normalize(path); - try { - var lookup = FS.lookupPath(path, { - follow: !(flags & 131072), - }); - node = lookup.node; - } catch (e) {} + // noent_okay makes it so that if the final component of the path + // doesn't exist, lookupPath returns `node: undefined`. `path` will be + // updated to point to the target of all symlinks. + var lookup = FS.lookupPath(path, { + follow: !(flags & 131072), + noent_okay: true, + }); + node = lookup.node; + path = lookup.path; } + // perhaps we need to create the node var created = false; if (flags & 64) { if (node) { + // if O_CREAT and O_EXCL are set, error out if the node already exists if (flags & 128) { throw new FS.ErrnoError(20); } } else { + // node doesn't exist, try to create it node = FS.mknod(path, mode, 0); created = true; } @@ -3088,37 +3404,47 @@ export function init(RuntimeName, PHPLoader) { if (!node) { throw new FS.ErrnoError(44); } + // can't truncate a device if (FS.isChrdev(node.mode)) { flags &= ~512; } + // if asked only for a directory, then this must be one if (flags & 65536 && !FS.isDir(node.mode)) { throw new FS.ErrnoError(54); } + // check permissions, if this is not a file we just created now (it is ok to + // create and write to a file with read-only permissions; it is read-only + // for later use) if (!created) { var errCode = FS.mayOpen(node, flags); if (errCode) { throw new FS.ErrnoError(errCode); } } + // do truncation if necessary if (flags & 512 && !created) { FS.truncate(node, 0); } + // we've already handled these, don't pass down to the underlying vfs flags &= ~(128 | 512 | 131072); + // register the stream with the filesystem var stream = FS.createStream({ - node: node, + node, path: FS.getPath(node), - flags: flags, + // we want the absolute path to the node + flags, seekable: true, position: 0, stream_ops: node.stream_ops, + // used by the file family libc calls (fopen, fwrite, ferror, etc.) ungotten: [], error: false, }); + // call the new stream's open function if (stream.stream_ops.open) { stream.stream_ops.open(stream); } if (Module['logReadFiles'] && !(flags & 1)) { - if (!FS.readFiles) FS.readFiles = {}; if (!(path in FS.readFiles)) { FS.readFiles[path] = 1; } @@ -3130,6 +3456,7 @@ export function init(RuntimeName, PHPLoader) { throw new FS.ErrnoError(8); } if (stream.getdents) stream.getdents = null; + // free readdir state try { if (stream.stream_ops.close) { stream.stream_ops.close(stream); @@ -3207,6 +3534,7 @@ export function init(RuntimeName, PHPLoader) { throw new FS.ErrnoError(28); } if (stream.seekable && stream.flags & 1024) { + // seek to the end before writing in append mode FS.llseek(stream, 0, 2); } var seeking = typeof position != 'undefined'; @@ -3245,6 +3573,12 @@ export function init(RuntimeName, PHPLoader) { stream.stream_ops.allocate(stream, offset, length); }, mmap(stream, length, position, prot, flags) { + // User requests writing to file (prot & PROT_WRITE != 0). + // Checking if we have permissions to write to the file unless + // MAP_PRIVATE flag is set. According to POSIX spec it is possible + // to write to file opened in read-only mode with MAP_PRIVATE flag, + // as all modifications will be visible only in the memory of + // the current process. if ( (prot & 2) !== 0 && (flags & 2) === 0 && @@ -3258,6 +3592,9 @@ export function init(RuntimeName, PHPLoader) { if (!stream.stream_ops.mmap) { throw new FS.ErrnoError(43); } + if (!length) { + throw new FS.ErrnoError(28); + } return stream.stream_ops.mmap( stream, length, @@ -3297,7 +3634,7 @@ export function init(RuntimeName, PHPLoader) { var buf = new Uint8Array(length); FS.read(stream, buf, 0, length, 0); if (opts.encoding === 'utf8') { - ret = UTF8ArrayToString(buf, 0); + ret = UTF8ArrayToString(buf); } else if (opts.encoding === 'binary') { ret = buf; } @@ -3360,16 +3697,24 @@ export function init(RuntimeName, PHPLoader) { FS.mkdir('/home/web_user'); }, createDefaultDevices() { + // create /dev FS.mkdir('/dev'); + // setup /dev/null FS.registerDevice(FS.makedev(1, 3), { read: () => 0, write: (stream, buffer, offset, length, pos) => length, + llseek: () => 0, }); FS.mkdev('/dev/null', FS.makedev(1, 3)); + // setup /dev/tty and /dev/tty1 + // stderr needs to print output using err() rather than out() + // so we register a second tty just for it. TTY.register(FS.makedev(5, 0), TTY.default_tty_ops); TTY.register(FS.makedev(6, 0), TTY.default_tty1_ops); FS.mkdev('/dev/tty', FS.makedev(5, 0)); FS.mkdev('/dev/tty1', FS.makedev(6, 0)); + // setup /dev/[u]random + // use a buffer to avoid overhead of individual crypto calls per byte var randomBuffer = new Uint8Array(1024), randomLeft = 0; var randomByte = () => { @@ -3380,22 +3725,24 @@ export function init(RuntimeName, PHPLoader) { }; FS.createDevice('/dev', 'random', randomByte); FS.createDevice('/dev', 'urandom', randomByte); + // we're not going to emulate the actual shm device, + // just create the tmp dirs that reside in it commonly FS.mkdir('/dev/shm'); FS.mkdir('/dev/shm/tmp'); }, createSpecialDirectories() { + // create /proc/self/fd which allows /proc/self/fd/6 => readlink gives the + // name of the stream for fd 6 (see test_unistd_ttyname) FS.mkdir('/proc'); var proc_self = FS.mkdir('/proc/self'); FS.mkdir('/proc/self/fd'); FS.mount( { mount() { - var node = FS.createNode( - proc_self, - 'fd', - 16384 | 511, - /* 0777 */ 73 - ); + var node = FS.createNode(proc_self, 'fd', 16895, 73); + node.stream_ops = { + llseek: MEMFS.stream_ops.llseek, + }; node.node_ops = { lookup(parent, name) { var fd = +name; @@ -3408,10 +3755,17 @@ export function init(RuntimeName, PHPLoader) { node_ops: { readlink: () => stream.path, }, + id: fd + 1, }; ret.parent = ret; + // make it look like a simple root node return ret; }, + readdir() { + return Array.from(FS.streams.entries()) + .filter(([k, v]) => v) + .map(([k, v]) => k.toString()); + }, }; return node; }, @@ -3420,31 +3774,35 @@ export function init(RuntimeName, PHPLoader) { '/proc/self/fd' ); }, - createStandardStreams() { - if (Module['stdin']) { - FS.createDevice('/dev', 'stdin', Module['stdin']); + createStandardStreams(input, output, error) { + // TODO deprecate the old functionality of a single + // input / output callback and that utilizes FS.createDevice + // and instead require a unique set of stream ops + // by default, we symlink the standard streams to the + // default tty devices. however, if the standard streams + // have been overwritten we create a unique device for + // them instead. + if (input) { + FS.createDevice('/dev', 'stdin', input); } else { FS.symlink('/dev/tty', '/dev/stdin'); } - if (Module['stdout']) { - FS.createDevice('/dev', 'stdout', null, Module['stdout']); + if (output) { + FS.createDevice('/dev', 'stdout', null, output); } else { FS.symlink('/dev/tty', '/dev/stdout'); } - if (Module['stderr']) { - FS.createDevice('/dev', 'stderr', null, Module['stderr']); + if (error) { + FS.createDevice('/dev', 'stderr', null, error); } else { FS.symlink('/dev/tty1', '/dev/stderr'); } + // open default streams for the stdin, stdout and stderr devices var stdin = FS.open('/dev/stdin', 0); var stdout = FS.open('/dev/stdout', 1); var stderr = FS.open('/dev/stderr', 1); }, staticInit() { - [44].forEach((code) => { - FS.genericErrors[code] = new FS.ErrnoError(code); - FS.genericErrors[code].stack = ''; - }); FS.nameTable = new Array(4096); FS.mount(MEMFS, {}, '/'); FS.createDefaultDirectories(); @@ -3457,15 +3815,18 @@ export function init(RuntimeName, PHPLoader) { }; }, init(input, output, error) { - FS.init.initialized = true; - Module['stdin'] = input || Module['stdin']; - Module['stdout'] = output || Module['stdout']; - Module['stderr'] = error || Module['stderr']; - FS.createStandardStreams(); + FS.initialized = true; + // Allow Module.stdin etc. to provide defaults, if none explicitly passed to us here + input ??= Module['stdin']; + output ??= Module['stdout']; + error ??= Module['stderr']; + FS.createStandardStreams(input, output, error); }, quit() { - FS.init.initialized = false; + FS.initialized = false; + // force-flush all streams, so we get musl std streams printed out _fflush(0); + // close all of our streams for (var i = 0; i < FS.streams.length; i++) { var stream = FS.streams[i]; if (!stream) { @@ -3482,6 +3843,7 @@ export function init(RuntimeName, PHPLoader) { return ret.object; }, analyzePath(path, dontResolveLastLink) { + // operate from within the context of the symlink's target try { var lookup = FS.lookupPath(path, { follow: !dontResolveLastLink, @@ -3530,6 +3892,7 @@ export function init(RuntimeName, PHPLoader) { try { FS.mkdir(current); } catch (e) {} + // ignore EEXIST parent = current; } return current; @@ -3558,6 +3921,7 @@ export function init(RuntimeName, PHPLoader) { arr[i] = data.charCodeAt(i); data = arr; } + // make sure we can write to the file FS.chmod(node, mode | 146); var stream = FS.open(node, 577); FS.write(stream, data, 0, data.length, 0, canOwn); @@ -3571,13 +3935,16 @@ export function init(RuntimeName, PHPLoader) { name ); var mode = FS_getMode(!!input, !!output); - if (!FS.createDevice.major) FS.createDevice.major = 64; + FS.createDevice.major ??= 64; var dev = FS.makedev(FS.createDevice.major++, 0); + // Create a fake device that a set of stream ops to emulate + // the old behavior. FS.registerDevice(dev, { open(stream) { stream.seekable = false; }, close(stream) { + // flush any pending line data if (output?.buffer?.length) { output(10); } @@ -3599,7 +3966,7 @@ export function init(RuntimeName, PHPLoader) { buffer[offset + i] = result; } if (bytesRead) { - stream.node.timestamp = Date.now(); + stream.node.atime = Date.now(); } return bytesRead; }, @@ -3612,7 +3979,7 @@ export function init(RuntimeName, PHPLoader) { } } if (length) { - stream.node.timestamp = Date.now(); + stream.node.mtime = stream.node.ctime = Date.now(); } return i; }, @@ -3626,25 +3993,23 @@ export function init(RuntimeName, PHPLoader) { throw new Error( 'Lazy loading should have been performed (contents set) in createLazyFile, but it was not. Lazy loading only works in web workers. Use --embed-file or --preload-file in emcc on the main thread.' ); - } else if (read_) { + } else { + // Command-line. try { - obj.contents = intArrayFromString(read_(obj.url), true); + obj.contents = readBinary(obj.url); obj.usedBytes = obj.contents.length; } catch (e) { throw new FS.ErrnoError(29); } - } else { - throw new Error( - 'Cannot load without read() or XMLHttpRequest.' - ); } }, createLazyFile(parent, name, url, canRead, canWrite) { + // Lazy chunked Uint8Array (implements get and length from Uint8Array). + // Actual getting is abstracted away for eventual reuse. class LazyUint8Array { - constructor() { - this.lengthKnown = false; - this.chunks = []; - } + lengthKnown = false; + chunks = []; + // Loaded chunks. Index is the chunk number get(idx) { if (idx > this.length - 1 || idx < 0) { return undefined; @@ -3657,6 +4022,7 @@ export function init(RuntimeName, PHPLoader) { this.getter = getter; } cacheLength() { + // Find length var xhr = new XMLHttpRequest(); xhr.open('HEAD', url, false); xhr.send(null); @@ -3680,7 +4046,9 @@ export function init(RuntimeName, PHPLoader) { (header = xhr.getResponseHeader('Content-Encoding')) && header === 'gzip'; var chunkSize = 1024 * 1024; + // Chunk size in bytes if (!hasByteServing) chunkSize = datalength; + // Function to get a range from the remote URL. var doXHR = (from, to) => { if (from > to) throw new Error( @@ -3696,6 +4064,7 @@ export function init(RuntimeName, PHPLoader) { datalength + ' bytes available! programmer error!' ); + // TODO: Use mozResponseArrayBuffer, responseStream, etc. if available. var xhr = new XMLHttpRequest(); xhr.open('GET', url, false); if (datalength !== chunkSize) @@ -3703,6 +4072,7 @@ export function init(RuntimeName, PHPLoader) { 'Range', 'bytes=' + from + '-' + to ); + // Some hints to the browser that we want binary data. xhr.responseType = 'arraybuffer'; if (xhr.overrideMimeType) { xhr.overrideMimeType( @@ -3733,7 +4103,9 @@ export function init(RuntimeName, PHPLoader) { lazyArray.setDataGetter((chunkNum) => { var start = chunkNum * chunkSize; var end = (chunkNum + 1) * chunkSize - 1; + // including this byte end = Math.min(end, datalength - 1); + // if datalength-1 is selected, this is the last block if (typeof lazyArray.chunks[chunkNum] == 'undefined') { lazyArray.chunks[chunkNum] = doXHR(start, end); } @@ -3742,7 +4114,9 @@ export function init(RuntimeName, PHPLoader) { return lazyArray.chunks[chunkNum]; }); if (usesGzip || !datalength) { + // if the server uses gzip or doesn't supply the length, we have to download the whole file to get the (uncompressed) length chunkSize = datalength = 1; + // this will force getter(0)/doXHR do download the whole file datalength = this.getter(0).length; chunkSize = datalength; out( @@ -3777,7 +4151,7 @@ export function init(RuntimeName, PHPLoader) { } else { var properties = { isDevice: false, - url: url, + url, }; } var node = FS.createFile( @@ -3787,12 +4161,16 @@ export function init(RuntimeName, PHPLoader) { canRead, canWrite ); + // This is a total hack, but I want to get this lazy file code out of the + // core of MEMFS. If we want to keep this lazy file concept I feel it should + // be its own thin LAZYFS proxying calls to MEMFS. if (properties.contents) { node.contents = properties.contents; } else if (properties.url) { node.contents = null; node.url = properties.url; } + // Add a function that defers querying the file size until it is asked the first time. Object.defineProperties(node, { usedBytes: { get: function () { @@ -3800,6 +4178,7 @@ export function init(RuntimeName, PHPLoader) { }, }, }); + // override each stream op with one that tries to force load the lazy file first var stream_ops = {}; var keys = Object.keys(node.stream_ops); keys.forEach((key) => { @@ -3814,20 +4193,24 @@ export function init(RuntimeName, PHPLoader) { if (position >= contents.length) return 0; var size = Math.min(contents.length - position, length); if (contents.slice) { + // normal array for (var i = 0; i < size; i++) { buffer[offset + i] = contents[position + i]; } } else { for (var i = 0; i < size; i++) { + // LazyUint8Array from sync binary XHR buffer[offset + i] = contents.get(position + i); } } return size; } + // use a custom read function stream_ops.read = (stream, buffer, offset, length, position) => { FS.forceLoadFile(node); return writeChunks(stream, buffer, offset, length, position); }; + // use a custom mmap function stream_ops.mmap = (stream, length, position, prot, flags) => { FS.forceLoadFile(node); var ptr = mmapAlloc(length); @@ -3836,7 +4219,7 @@ export function init(RuntimeName, PHPLoader) { } writeChunks(stream, HEAP8, ptr, length, position); return { - ptr: ptr, + ptr, allocated: true, }; }; @@ -3848,58 +4231,59 @@ export function init(RuntimeName, PHPLoader) { Module['FS'] = FS; var SOCKFS = { + websocketArgs: {}, + callbacks: {}, + on(event, callback) { + SOCKFS.callbacks[event] = callback; + }, + emit(event, param) { + SOCKFS.callbacks[event]?.(param); + }, mount(mount) { - Module['websocket'] = - Module['websocket'] && 'object' === typeof Module['websocket'] - ? Module['websocket'] - : {}; - Module['websocket']._callbacks = {}; - Module['websocket']['on'] = /** @this{Object} */ function ( - event, - callback - ) { - if ('function' === typeof callback) { - this._callbacks[event] = callback; - } - return this; - }; - Module['websocket'].emit = /** @this{Object} */ function ( - event, - param - ) { - if ('function' === typeof this._callbacks[event]) { - this._callbacks[event].call(this, param); - } - }; - return FS.createNode(null, '/', 16384 | 511, /* 0777 */ 0); + // The incomming Module['websocket'] can be used for configuring + // configuring subprotocol/url, etc + SOCKFS.websocketArgs = Module['websocket'] || {}; + // Add the Event registration mechanism to the exported websocket configuration + // object so we can register network callbacks from native JavaScript too. + // For more documentation see system/include/emscripten/emscripten.h + (Module['websocket'] ??= {})['on'] = SOCKFS.on; + return FS.createNode(null, '/', 16895, 0); }, createSocket(family, type, protocol) { type &= ~526336; + // Some applications may pass it; it makes no sense for a single process. var streaming = type == 1; if (streaming && protocol && protocol != 6) { throw new FS.ErrnoError(66); } + // create our internal socket structure var sock = { - family: family, - type: type, - protocol: protocol, + family, + type, + protocol, server: null, error: null, + // Used in getsockopt for SOL_SOCKET/SO_ERROR test peers: {}, pending: [], recv_queue: [], sock_ops: SOCKFS.websocket_sock_ops, }; + // create the filesystem node to store the socket structure var name = SOCKFS.nextname(); var node = FS.createNode(SOCKFS.root, name, 49152, 0); node.sock = sock; + // and the wrapping stream that enables library functions such + // as read and write to indirectly interact with the socket var stream = FS.createStream({ path: name, - node: node, + node, flags: 2, seekable: false, stream_ops: SOCKFS.stream_ops, }); + // map the new stream to the socket structure (sockets have a 1:1 + // relationship with a stream) sock.stream = stream; return sock; }, @@ -3923,6 +4307,7 @@ export function init(RuntimeName, PHPLoader) { /* ignored */ var sock = stream.node.sock; var msg = sock.sock_ops.recvmsg(sock, length); if (!msg) { + // socket is closed return 0; } buffer.set(msg.buffer, offset); @@ -3941,7 +4326,7 @@ export function init(RuntimeName, PHPLoader) { if (!SOCKFS.nextname.current) { SOCKFS.nextname.current = 0; } - return 'socket[' + SOCKFS.nextname.current++ + ']'; + return `socket[${SOCKFS.nextname.current++}]`; }, websocket_sock_ops: { createPeer(sock, addr, port) { @@ -3952,10 +4337,14 @@ export function init(RuntimeName, PHPLoader) { port = null; } if (ws) { + // for sockets that've already connected (e.g. we're the server) + // we can inspect the _socket property for the address if (ws._socket) { addr = ws._socket.remoteAddress; port = ws._socket.remotePort; - } else { + } // if we're just now initializing a connection to the remote, + // inspect the url property + else { var result = /ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url); if (!result) { throw new Error( @@ -3966,23 +4355,34 @@ export function init(RuntimeName, PHPLoader) { port = parseInt(result[2], 10); } } else { + // create the actual websocket object and connect try { - var runtimeConfig = - Module['websocket'] && - 'object' === typeof Module['websocket']; + // The default value is 'ws://' the replace is needed because the compiler replaces '//' comments with '#' + // comments without checking context, so we'd end up with ws:#, the replace swaps the '#' for '//' again. var url = 'ws:#'.replace('#', '//'); - if (runtimeConfig) { - if ( - 'function' === typeof Module['websocket']['url'] - ) { - url = Module['websocket']['url'](...arguments); - } else if ( - 'string' === typeof Module['websocket']['url'] - ) { - url = Module['websocket']['url']; - } + // Make the WebSocket subprotocol (Sec-WebSocket-Protocol) default to binary if no configuration is set. + var subProtocols = 'binary'; + // The default value is 'binary' + // The default WebSocket options + var opts = undefined; + // Fetch runtime WebSocket URL config. + if ('function' === typeof SOCKFS.websocketArgs['url']) { + url = SOCKFS.websocketArgs['url'](...arguments); + } else if ( + 'string' === typeof SOCKFS.websocketArgs['url'] + ) { + url = SOCKFS.websocketArgs['url']; + } + // Fetch runtime WebSocket subprotocol config. + if (SOCKFS.websocketArgs['subprotocol']) { + subProtocols = SOCKFS.websocketArgs['subprotocol']; + } else if ( + SOCKFS.websocketArgs['subprotocol'] === null + ) { + subProtocols = 'null'; } if (url === 'ws://' || url === 'wss://') { + // Is the supplied URL config just a prefix, if so complete it. var parts = addr.split('/'); url = url + @@ -3992,30 +4392,15 @@ export function init(RuntimeName, PHPLoader) { '/' + parts.slice(1).join('/'); } - var subProtocols = 'binary'; - if (runtimeConfig) { - if ( - 'string' === - typeof Module['websocket']['subprotocol'] - ) { - subProtocols = - Module['websocket']['subprotocol']; - } - } - var opts = undefined; if (subProtocols !== 'null') { + // The regex trims the string (removes spaces at the beginning and end, then splits the string by + // , into an Array. Whitespace removal is important for Websockify and ws. subProtocols = subProtocols .replace(/^ +| +$/g, '') .split(/ *, */); opts = subProtocols; } - if ( - runtimeConfig && - null === Module['websocket']['subprotocol'] - ) { - subProtocols = 'null'; - opts = undefined; - } + // If node we use the ws library. var WebSocketConstructor; if (ENVIRONMENT_IS_NODE) { WebSocketConstructor = @@ -4038,15 +4423,18 @@ export function init(RuntimeName, PHPLoader) { } } var peer = { - addr: addr, - port: port, + addr, + port, socket: ws, - dgram_send_queue: [], + msg_send_queue: [], }; SOCKFS.websocket_sock_ops.addPeer(sock, peer); SOCKFS.websocket_sock_ops.handlePeerEvents(sock, peer); + // if this is a bound dgram socket, send the port number first to allow + // us to override the ephemeral port reported to us by remotePort on the + // remote end. if (sock.type === 2 && typeof sock.sport != 'undefined') { - peer.dgram_send_queue.push( + peer.msg_send_queue.push( new Uint8Array([ 255, 255, @@ -4075,28 +4463,38 @@ export function init(RuntimeName, PHPLoader) { handlePeerEvents(sock, peer) { var first = true; var handleOpen = function () { - Module['websocket'].emit('open', sock.stream.fd); + sock.connecting = false; + SOCKFS.emit('open', sock.stream.fd); try { - var queued = peer.dgram_send_queue.shift(); + var queued = peer.msg_send_queue.shift(); while (queued) { peer.socket.send(queued); - queued = peer.dgram_send_queue.shift(); + queued = peer.msg_send_queue.shift(); } } catch (e) { + // not much we can do here in the way of proper error handling as we've already + // lied and said this data was sent. shut it down. peer.socket.close(); } }; function handleMessage(data) { if (typeof data == 'string') { var encoder = new TextEncoder(); + // should be utf-8 data = encoder.encode(data); - } else { + } // make a typed array from the string + else { assert(data.byteLength !== undefined); + // must receive an ArrayBuffer if (data.byteLength == 0) { + // An empty ArrayBuffer will emit a pseudo disconnect event + // as recv/recvmsg will return zero which indicates that a socket + // has performed a shutdown although the connection has not been disconnected yet. return; } data = new Uint8Array(data); } + // if this is the port message, override the peer's port with it var wasfirst = first; first = false; if ( @@ -4111,6 +4509,7 @@ export function init(RuntimeName, PHPLoader) { data[6] === 'r'.charCodeAt(0) && data[7] === 't'.charCodeAt(0) ) { + // update the peer's port and it's key in the peer map var newport = (data[8] << 8) | data[9]; SOCKFS.websocket_sock_ops.removePeer(sock, peer); peer.port = newport; @@ -4120,9 +4519,9 @@ export function init(RuntimeName, PHPLoader) { sock.recv_queue.push({ addr: peer.addr, port: peer.port, - data: data, + data, }); - Module['websocket'].emit('message', sock.stream.fd); + SOCKFS.emit('message', sock.stream.fd); } if (ENVIRONMENT_IS_NODE) { peer.socket.on('open', handleOpen); @@ -4132,12 +4531,18 @@ export function init(RuntimeName, PHPLoader) { } handleMessage(new Uint8Array(data).buffer); }); + // copy from node Buffer -> ArrayBuffer peer.socket.on('close', function () { - Module['websocket'].emit('close', sock.stream.fd); + SOCKFS.emit('close', sock.stream.fd); }); peer.socket.on('error', function (error) { + // Although the ws library may pass errors that may be more descriptive than + // ECONNREFUSED they are not necessarily the expected error code e.g. + // ENOTFOUND on getaddrinfo seems to be node.js specific, so using ECONNREFUSED + // is still probably the most useful thing to do. sock.error = 14; - Module['websocket'].emit('error', [ + // Used in getsockopt for SOL_SOCKET/SO_ERROR test. + SOCKFS.emit('error', [ sock.stream.fd, sock.error, 'ECONNREFUSED: Connection refused', @@ -4146,7 +4551,7 @@ export function init(RuntimeName, PHPLoader) { } else { peer.socket.onopen = handleOpen; peer.socket.onclose = function () { - Module['websocket'].emit('close', sock.stream.fd); + SOCKFS.emit('close', sock.stream.fd); }; peer.socket.onmessage = function peer_socket_onmessage( event @@ -4154,8 +4559,11 @@ export function init(RuntimeName, PHPLoader) { handleMessage(event.data); }; peer.socket.onerror = function (error) { + // The WebSocket spec only allows a 'simple event' to be thrown on error, + // so we only really know as much as ECONNREFUSED. sock.error = 14; - Module['websocket'].emit('error', [ + // Used in getsockopt for SOL_SOCKET/SO_ERROR test. + SOCKFS.emit('error', [ sock.stream.fd, sock.error, 'ECONNREFUSED: Connection refused', @@ -4165,11 +4573,13 @@ export function init(RuntimeName, PHPLoader) { }, poll(sock) { if (sock.type === 1 && sock.server) { + // listen sockets should only say they're available for reading + // if there are pending clients. return sock.pending.length ? 64 | 1 : 0; } var mask = 0; var dest = - sock.type === 1 + sock.type === 1 // we only care about the socket state for connection-based sockets ? SOCKFS.websocket_sock_ops.getPeer( sock, sock.daddr, @@ -4178,14 +4588,15 @@ export function init(RuntimeName, PHPLoader) { : null; if ( sock.recv_queue.length || - !dest || + !dest || // connection-less sockets are always ready to read (dest && dest.socket.readyState === dest.socket.CLOSING) || (dest && dest.socket.readyState === dest.socket.CLOSED) ) { + // let recv return 0 once closed mask |= 64 | 1; } if ( - !dest || + !dest || // connection-less sockets are always ready to write (dest && dest.socket.readyState === dest.socket.OPEN) ) { mask |= 4; @@ -4194,7 +4605,15 @@ export function init(RuntimeName, PHPLoader) { (dest && dest.socket.readyState === dest.socket.CLOSING) || (dest && dest.socket.readyState === dest.socket.CLOSED) ) { - mask |= 16; + // When an non-blocking connect fails mark the socket as writable. + // Its up to the calling code to then use getsockopt with SO_ERROR to + // retrieve the error. + // See https://man7.org/linux/man-pages/man2/connect.2.html + if (sock.connecting) { + mask |= 4; + } else { + mask |= 16; + } } return mask; }, @@ -4213,12 +4632,14 @@ export function init(RuntimeName, PHPLoader) { } }, close(sock) { + // if we've spawned a listen server, close it if (sock.server) { try { sock.server.close(); } catch (e) {} sock.server = null; } + // close any peer connections var peers = Object.keys(sock.peers); for (var i = 0; i < peers.length; i++) { var peer = sock.peers[peers[i]]; @@ -4236,13 +4657,20 @@ export function init(RuntimeName, PHPLoader) { ) { throw new FS.ErrnoError(28); } + // already bound sock.saddr = addr; sock.sport = port; + // in order to emulate dgram sockets, we need to launch a listen server when + // binding on a connection-less socket + // note: this is only required on the server side if (sock.type === 2) { + // close the existing server if it exists if (sock.server) { sock.server.close(); sock.server = null; } + // swallow error operation not supported error that occurs when binding in the + // browser where this isn't supported try { sock.sock_ops.listen(sock, 0); } catch (e) { @@ -4255,6 +4683,10 @@ export function init(RuntimeName, PHPLoader) { if (sock.server) { throw new FS.ErrnoError(138); } + // TODO autobind + // if (!sock.addr && sock.type == 2) { + // } + // early out if we're already connected / in the middle of connecting if ( typeof sock.daddr != 'undefined' && typeof sock.dport != 'undefined' @@ -4272,6 +4704,8 @@ export function init(RuntimeName, PHPLoader) { } } } + // add the socket to our peer list and set our + // destination address / port to match var peer = SOCKFS.websocket_sock_ops.createPeer( sock, addr, @@ -4279,7 +4713,10 @@ export function init(RuntimeName, PHPLoader) { ); sock.daddr = peer.addr; sock.dport = peer.port; - throw new FS.ErrnoError(26); + // because we cannot synchronously block to wait for the WebSocket + // connection to complete, we return here pretending that the connection + // was a success. + sock.connecting = true; }, listen(sock, backlog) { if (!ENVIRONMENT_IS_NODE) { @@ -4288,6 +4725,7 @@ export function init(RuntimeName, PHPLoader) { if (sock.server) { throw new FS.ErrnoError(28); } + // already listening var WebSocketServer = require('ws').Server; var host = sock.saddr; if (Module['websocket']['serverDecorator']) { @@ -4295,10 +4733,12 @@ export function init(RuntimeName, PHPLoader) { Module['websocket']['serverDecorator'](WebSocketServer); } sock.server = new WebSocketServer({ - host: host, + host, port: sock.sport, }); - Module['websocket'].emit('listen', sock.stream.fd); + // TODO support backlog + SOCKFS.emit('listen', sock.stream.fd); + // Send Event with listen fd. sock.server.on('connection', function (ws) { if (sock.type === 1) { var newsock = SOCKFS.createSocket( @@ -4306,35 +4746,45 @@ export function init(RuntimeName, PHPLoader) { sock.type, sock.protocol ); + // create a peer on the new socket var peer = SOCKFS.websocket_sock_ops.createPeer( newsock, ws ); newsock.daddr = peer.addr; newsock.dport = peer.port; + // push to queue for accept to pick up sock.pending.push(newsock); - Module['websocket'].emit( - 'connection', - newsock.stream.fd - ); + SOCKFS.emit('connection', newsock.stream.fd); } else { + // create a peer on the listen socket so calling sendto + // with the listen socket and an address will resolve + // to the correct client SOCKFS.websocket_sock_ops.createPeer(sock, ws); - Module['websocket'].emit('connection', sock.stream.fd); + SOCKFS.emit('connection', sock.stream.fd); } }); sock.server.on('close', function () { - Module['websocket'].emit('close', sock.stream.fd); + SOCKFS.emit('close', sock.stream.fd); sock.server = null; }); sock.server.on('error', function (error) { + // Although the ws library may pass errors that may be more descriptive than + // ECONNREFUSED they are not necessarily the expected error code e.g. + // ENOTFOUND on getaddrinfo seems to be node.js specific, so using EHOSTUNREACH + // is still probably the most useful thing to do. This error shouldn't + // occur in a well written app as errors should get trapped in the compiled + // app's own getaddrinfo call. sock.error = 23; - Module['websocket'].emit('error', [ + // Used in getsockopt for SOL_SOCKET/SO_ERROR test. + SOCKFS.emit('error', [ sock.stream.fd, sock.error, 'EHOSTUNREACH: Host is unreachable', ]); }); }, + // don't throw accept(listensock) { if (!listensock.server || !listensock.pending.length) { throw new FS.ErrnoError(28); @@ -4352,28 +4802,36 @@ export function init(RuntimeName, PHPLoader) { addr = sock.daddr; port = sock.dport; } else { + // TODO saddr and sport will be set for bind()'d UDP sockets, but what + // should we be returning for TCP sockets that've been connect()'d? addr = sock.saddr || 0; port = sock.sport || 0; } return { - addr: addr, - port: port, + addr, + port, }; }, sendmsg(sock, buffer, offset, length, addr, port) { if (sock.type === 2) { + // connection-less sockets will honor the message address, + // and otherwise fall back to the bound destination address if (addr === undefined || port === undefined) { addr = sock.daddr; port = sock.dport; } + // if there was no address to fall back to, error out if (addr === undefined || port === undefined) { throw new FS.ErrnoError(17); } } else { + // connection-based sockets will only use the bound addr = sock.daddr; port = sock.dport; } + // find the peer for the destination address var dest = SOCKFS.websocket_sock_ops.getPeer(sock, addr, port); + // early out if not connected with a connection-based socket if (sock.type === 1) { if ( !dest || @@ -4381,20 +4839,22 @@ export function init(RuntimeName, PHPLoader) { dest.socket.readyState === dest.socket.CLOSED ) { throw new FS.ErrnoError(53); - } else if ( - dest.socket.readyState === dest.socket.CONNECTING - ) { - throw new FS.ErrnoError(6); } } + // create a copy of the incoming data to send, as the WebSocket API + // doesn't work entirely with an ArrayBufferView, it'll just send + // the entire underlying buffer if (ArrayBuffer.isView(buffer)) { offset += buffer.byteOffset; buffer = buffer.buffer; } - var data; - data = buffer.slice(offset, offset + length); - if (sock.type === 2) { - if (!dest || dest.socket.readyState !== dest.socket.OPEN) { + var data = buffer.slice(offset, offset + length); + // if we don't have a cached connectionless UDP datagram connection, or + // the TCP socket is still connecting, queue the message to be sent upon + // connect, and lie, saying the data was sent now. + if (!dest || dest.socket.readyState !== dest.socket.OPEN) { + // if we're not connected, open a new connection + if (sock.type === 2) { if ( !dest || dest.socket.readyState === dest.socket.CLOSING || @@ -4406,11 +4866,12 @@ export function init(RuntimeName, PHPLoader) { port ); } - dest.dgram_send_queue.push(data); - return length; } + dest.msg_send_queue.push(data); + return length; } try { + // send the actual data dest.socket.send(data); return length; } catch (e) { @@ -4418,7 +4879,9 @@ export function init(RuntimeName, PHPLoader) { } }, recvmsg(sock, length, flags) { + // http://pubs.opengroup.org/onlinepubs/7908799/xns/recvmsg.html if (sock.type === 1 && sock.server) { + // tcp servers should not be recv()'ing on the listen socket throw new FS.ErrnoError(53); } var queued = sock.recv_queue.shift(); @@ -4430,18 +4893,23 @@ export function init(RuntimeName, PHPLoader) { sock.dport ); if (!dest) { + // if we have a destination address but are not connected, error out throw new FS.ErrnoError(53); } if ( dest.socket.readyState === dest.socket.CLOSING || dest.socket.readyState === dest.socket.CLOSED ) { + // return null if the socket has closed return null; } + // else, our socket is in a valid state but truly has nothing available throw new FS.ErrnoError(6); } throw new FS.ErrnoError(6); } + // queued.data will be an ArrayBuffer if it's unadulterated, but if it's + // requeued TCP data it'll be an ArrayBufferView var queuedLength = queued.data.byteLength || queued.data.length; var queuedOffset = queued.data.byteOffset || 0; var queuedBuffer = queued.data.buffer || queued.data; @@ -4455,6 +4923,7 @@ export function init(RuntimeName, PHPLoader) { addr: queued.addr, port: queued.port, }; + // push back any unread data for TCP connections if (flags & 2) { bytesRead = 0; } @@ -4502,12 +4971,15 @@ export function init(RuntimeName, PHPLoader) { if (str === '::') { return [0, 0, 0, 0, 0, 0, 0, 0]; } + // Z placeholder to keep track of zeros when splitting the string on ":" if (str.startsWith('::')) { str = str.replace('::', 'Z:'); - } else { + } // leading zeros case + else { str = str.replace('::', ':Z:'); } if (str.indexOf('.') > 0) { + // parse IPv4 embedded stress str = str.replace(new RegExp('[.]', 'g'), ':'); words = str.split(':'); words[words.length - 4] = @@ -4525,14 +4997,17 @@ export function init(RuntimeName, PHPLoader) { for (w = 0; w < words.length; w++) { if (typeof words[w] == 'string') { if (words[w] === 'Z') { + // compressed zeros - write appropriate number of zero words for (z = 0; z < 8 - words.length + 1; z++) { parts[w + z] = 0; } offset = z - 1; } else { + // parse hex to field to 16-bit value and write it in network byte-order parts[w + offset] = _htons(parseInt(words[w], 16)); } } else { + // parsed IPv4 words parts[w + offset] = words[w]; } } @@ -4590,6 +5065,7 @@ export function init(RuntimeName, PHPLoader) { names: {}, }, lookup_name(name) { + // If the name is already a valid ipv4 / ipv6 address, don't generate a fake one. var res = inetPton4(name); if (res !== null) { return name; @@ -4598,6 +5074,7 @@ export function init(RuntimeName, PHPLoader) { if (res !== null) { return name; } + // See if this name is already mapped. var addr; if (DNS.address_map.addrs[name]) { addr = DNS.address_map.addrs[name]; @@ -4648,6 +5125,20 @@ export function init(RuntimeName, PHPLoader) { ((addr >> 24) & 255); var inetNtop6 = (ints) => { + // ref: http://www.ietf.org/rfc/rfc2373.txt - section 2.5.4 + // Format for IPv4 compatible and mapped 128-bit IPv6 Addresses + // 128-bits are split into eight 16-bit words + // stored in network byte order (big-endian) + // | 80 bits | 16 | 32 bits | + // +-----------------------------------------------------------------+ + // | 10 bytes | 2 | 4 bytes | + // +--------------------------------------+--------------------------+ + // + 5 words | 1 | 2 words | + // +--------------------------------------+--------------------------+ + // |0000..............................0000|0000| IPv4 ADDRESS | (compatible) + // +--------------------------------------+----+---------------------+ + // |0000..............................0000|FFFF| IPv4 ADDRESS | (mapped) + // +--------------------------------------+----+---------------------+ var str = ''; var word = 0; var longest = 0; @@ -4665,8 +5156,10 @@ export function init(RuntimeName, PHPLoader) { ints[3] & 65535, ints[3] >> 16, ]; + // Handle IPv4-compatible, IPv4-mapped, loopback and any/unspecified addresses var hasipv4 = true; var v4part = ''; + // check if the 10 high-order bytes are all zeros (first 5 words) for (i = 0; i < 5; i++) { if (parts[i] !== 0) { hasipv4 = false; @@ -4674,20 +5167,28 @@ export function init(RuntimeName, PHPLoader) { } } if (hasipv4) { + // low-order 32-bits store an IPv4 address (bytes 13 to 16) (last 2 words) v4part = inetNtop4(parts[6] | (parts[7] << 16)); + // IPv4-mapped IPv6 address if 16-bit value (bytes 11 and 12) == 0xFFFF (6th word) if (parts[5] === -1) { str = '::ffff:'; str += v4part; return str; } + // IPv4-compatible IPv6 address if 16-bit value (bytes 11 and 12) == 0x0000 (6th word) if (parts[5] === 0) { str = '::'; + //special case IPv6 addresses if (v4part === '0.0.0.0') v4part = ''; + // any/unspecified address if (v4part === '0.0.0.1') v4part = '1'; + // loopback address str += v4part; return str; } } + // Handle all other IPv6 addresses + // first run to find the longest contiguous zero words for (word = 0; word < 8; word++) { if (parts[word] === 0) { if (word - lastzero > 1) { @@ -4703,6 +5204,7 @@ export function init(RuntimeName, PHPLoader) { } for (word = 0; word < 8; word++) { if (longest > 1) { + // compress contiguous zeros - to produce "::" if ( parts[word] === 0 && word >= zstart && @@ -4712,9 +5214,11 @@ export function init(RuntimeName, PHPLoader) { str += ':'; if (zstart === 0) str += ':'; } + //leading zeros case continue; } } + // converts 16-bit words from big-endian to little-endian before converting to hex string str += Number(_ntohs(parts[word] & 65535)).toString(16); str += word < 7 ? ':' : ''; } @@ -4722,6 +5226,7 @@ export function init(RuntimeName, PHPLoader) { }; var readSockaddr = (sa, salen) => { + // family / port offsets are common to both sockaddr_in and sockaddr_in6 var family = HEAP16[sa >> 1]; var port = _ntohs(HEAPU16[(sa + 2) >> 1]); var addr; @@ -4757,18 +5262,13 @@ export function init(RuntimeName, PHPLoader) { }; } return { - family: family, - addr: addr, - port: port, + family, + addr, + port, }; }; - /** @param {boolean=} allowNull */ var getSocketAddress = ( - addrp, - addrlen, - allowNull - ) => { - if (allowNull && addrp === 0) return null; + var getSocketAddress = (addrp, addrlen) => { var info = readSockaddr(addrp, addrlen); if (info.errno) throw new FS.ErrnoError(info.errno); info.addr = DNS.lookup_addr(info.addr) || info.addr; @@ -4793,6 +5293,7 @@ export function init(RuntimeName, PHPLoader) { if (PATH.isAbs(path)) { return path; } + // relative path var dir; if (dirfd === -100) { dir = FS.cwd(); @@ -4806,7 +5307,7 @@ export function init(RuntimeName, PHPLoader) { } return dir; } - return PATH.join2(dir, path); + return dir + '/' + path; }, doStat(func, path, buf) { var stat = func(path); @@ -4849,7 +5350,7 @@ export function init(RuntimeName, PHPLoader) { ]), (HEAP32[(buf + 40) >> 2] = tempI64[0]), (HEAP32[(buf + 44) >> 2] = tempI64[1]); - HEAPU32[(buf + 48) >> 2] = (atime % 1e3) * 1e3; + HEAPU32[(buf + 48) >> 2] = (atime % 1e3) * 1e3 * 1e3; (tempI64 = [ Math.floor(mtime / 1e3) >>> 0, ((tempDouble = Math.floor(mtime / 1e3)), @@ -4864,7 +5365,7 @@ export function init(RuntimeName, PHPLoader) { ]), (HEAP32[(buf + 56) >> 2] = tempI64[0]), (HEAP32[(buf + 60) >> 2] = tempI64[1]); - HEAPU32[(buf + 64) >> 2] = (mtime % 1e3) * 1e3; + HEAPU32[(buf + 64) >> 2] = (mtime % 1e3) * 1e3 * 1e3; (tempI64 = [ Math.floor(ctime / 1e3) >>> 0, ((tempDouble = Math.floor(ctime / 1e3)), @@ -4879,7 +5380,7 @@ export function init(RuntimeName, PHPLoader) { ]), (HEAP32[(buf + 72) >> 2] = tempI64[0]), (HEAP32[(buf + 76) >> 2] = tempI64[1]); - HEAPU32[(buf + 80) >> 2] = (ctime % 1e3) * 1e3; + HEAPU32[(buf + 80) >> 2] = (ctime % 1e3) * 1e3 * 1e3; (tempI64 = [ stat.ino >>> 0, ((tempDouble = stat.ino), @@ -4901,6 +5402,7 @@ export function init(RuntimeName, PHPLoader) { throw new FS.ErrnoError(43); } if (flags & 2) { + // MAP_PRIVATE calls need not to be synced back to underlying fs return 0; } var buffer = HEAPU8.slice(addr, addr + len); @@ -4965,6 +5467,8 @@ export function init(RuntimeName, PHPLoader) { try { var old = SYSCALLS.getStreamFromFD(fd); if (old.fd === newfd) return -28; + // Check newfd is within range of valid open file descriptors. + if (newfd < 0 || newfd >= FS.MAX_OPEN_FDS) return -8; var existing = FS.getStream(newfd); if (existing) FS.close(existing); return FS.dupStream(old, newfd).fd; @@ -4979,6 +5483,7 @@ export function init(RuntimeName, PHPLoader) { path = SYSCALLS.getStr(path); path = SYSCALLS.calculateAt(dirfd, path); if (amode & ~7) { + // need a valid mode return -28; } var lookup = FS.lookupPath(path, { @@ -5068,11 +5573,12 @@ export function init(RuntimeName, PHPLoader) { } } - /** @suppress {duplicate } */ function syscallGetVarargI() { + /** @suppress {duplicate } */ var syscallGetVarargI = () => { + // the `+` prepended here is necessary to convince the JSCompiler that varargs is indeed a number. var ret = HEAP32[+SYSCALLS.varargs >> 2]; SYSCALLS.varargs += 4; return ret; - } + }; var syscallGetVarargP = syscallGetVarargI; @@ -5098,6 +5604,7 @@ export function init(RuntimeName, PHPLoader) { case 2: return 0; + // FD_CLOEXEC makes no sense for a single process. case 3: return stream.flags; @@ -5110,6 +5617,7 @@ export function init(RuntimeName, PHPLoader) { case 12: { var arg = syscallGetVarargP(); var offset = 0; + // We're always unlocked. HEAP16[(arg + offset) >> 1] = 2; return 0; } @@ -5118,6 +5626,7 @@ export function init(RuntimeName, PHPLoader) { case 14: return 0; } + // Pretend that the locking is successful. return -28; } catch (e) { if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; @@ -5130,6 +5639,7 @@ export function init(RuntimeName, PHPLoader) { var stream = SYSCALLS.getStreamFromFD(fd); return 0; } catch (e) { + // we can't do anything synchronously; the in-memory FS is already synced to if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; return -e.errno; } @@ -5183,31 +5693,48 @@ export function init(RuntimeName, PHPLoader) { var struct_size = 280; var pos = 0; var off = FS.llseek(stream, 0, 1); - var idx = Math.floor(off / struct_size); - while (idx < stream.getdents.length && pos + struct_size <= count) { + var startIdx = Math.floor(off / struct_size); + var endIdx = Math.min( + stream.getdents.length, + startIdx + Math.floor(count / struct_size) + ); + for (var idx = startIdx; idx < endIdx; idx++) { var id; var type; var name = stream.getdents[idx]; if (name === '.') { id = stream.node.id; type = 4; - } else if (name === '..') { + } // DT_DIR + else if (name === '..') { var lookup = FS.lookupPath(stream.path, { parent: true, }); id = lookup.node.id; type = 4; - } else { - var child = FS.lookupNode(stream.node, name); + } // DT_DIR + else { + var child; + try { + child = FS.lookupNode(stream.node, name); + } catch (e) { + // If the entry is not a directory, file, or symlink, nodefs + // lookupNode will raise EINVAL. Skip these and continue. + if (e?.errno === 28) { + continue; + } + throw e; + } id = child.id; type = FS.isChrdev(child.mode) - ? 2 + ? 2 // DT_CHR, character device. : FS.isDir(child.mode) - ? 4 + ? 4 // DT_DIR, directory. : FS.isLink(child.mode) - ? 10 + ? 10 // DT_LNK, symbolic link. : 8; } + // DT_REG, regular file. (tempI64 = [ id >>> 0, ((tempDouble = id), @@ -5240,7 +5767,6 @@ export function init(RuntimeName, PHPLoader) { HEAP8[dirp + pos + 18] = type; stringToUTF8(name, dirp + pos + 19, 256); pos += struct_size; - idx += 1; } FS.llseek(stream, idx * struct_size, 0); return pos; @@ -5256,6 +5782,7 @@ export function init(RuntimeName, PHPLoader) { if (!sock.daddr) { return -53; } + // The socket is not connected. var errno = writeSockaddr( addr, sock.family, @@ -5273,6 +5800,7 @@ export function init(RuntimeName, PHPLoader) { function ___syscall_getsockname(fd, addr, addrlen, d1, d2, d3) { try { var sock = getSocketFromFD(fd); + // TODO: sock.saddr should never be undefined, see TODO in websocket_sock_ops.getname var errno = writeSockaddr( addr, sock.family, @@ -5290,16 +5818,20 @@ export function init(RuntimeName, PHPLoader) { function ___syscall_getsockopt(fd, level, optname, optval, optlen, d1) { try { var sock = getSocketFromFD(fd); + // Minimal getsockopt aimed at resolving https://github.com/emscripten-core/emscripten/issues/2211 + // so only supports SOL_SOCKET with SO_ERROR. if (level === 1) { if (optname === 4) { HEAP32[optval >> 2] = sock.error; HEAP32[optlen >> 2] = 4; sock.error = null; + // Clear the error (The SO_ERROR option obtains and then clears this field). return 0; } } return -50; } catch (e) { + // The option is unknown at the level indicated. if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; return -e.errno; } @@ -5339,6 +5871,7 @@ export function init(RuntimeName, PHPLoader) { return 0; } + // no-op, not actually adjusting terminal settings case 21506: case 21507: case 21508: { @@ -5354,16 +5887,17 @@ export function init(RuntimeName, PHPLoader) { c_cc.push(HEAP8[argp + i + 17]); } return stream.tty.ops.ioctl_tcsets(stream.tty, op, { - c_iflag: c_iflag, - c_oflag: c_oflag, - c_cflag: c_cflag, - c_lflag: c_lflag, - c_cc: c_cc, + c_iflag, + c_oflag, + c_cflag, + c_lflag, + c_cc, }); } return 0; } + // no-op, not actually adjusting terminal settings case 21519: { if (!stream.tty) return -59; var argp = syscallGetVarargP(); @@ -5376,12 +5910,15 @@ export function init(RuntimeName, PHPLoader) { return -28; } + // not supported case 21531: { var argp = syscallGetVarargP(); return FS.ioctl(stream, op, argp); } case 21523: { + // TODO: in theory we should write to the winsize struct that gets + // passed in, but for now musl doesn't read anything on it if (!stream.tty) return -59; if (stream.tty.ops.ioctl_tiocgwinsz) { var winsize = stream.tty.ops.ioctl_tiocgwinsz( @@ -5395,6 +5932,9 @@ export function init(RuntimeName, PHPLoader) { } case 21524: { + // TODO: technically, this ioctl call should change the window size. + // but, since emscripten doesn't have any concept of a terminal window + // yet, we'll just silently throw it away as we do TIOCGWINSZ if (!stream.tty) return -59; return 0; } @@ -5408,6 +5948,7 @@ export function init(RuntimeName, PHPLoader) { return -28; } } catch (e) { + // not supported if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; return -e.errno; } @@ -5438,9 +5979,6 @@ export function init(RuntimeName, PHPLoader) { try { path = SYSCALLS.getStr(path); path = SYSCALLS.calculateAt(dirfd, path); - path = PATH.normalize(path); - if (path[path.length - 1] === '/') - path = path.substr(0, path.length - 1); FS.mkdir(path, mode, 0); return 0; } catch (e) { @@ -5479,11 +6017,15 @@ export function init(RuntimeName, PHPLoader) { var PIPEFS = { BUCKET_BUFFER_SIZE: 8192, mount(mount) { - return FS.createNode(null, '/', 16384 | 511, /* 0777 */ 0); + // Do not pollute the real root directory or its child nodes with pipes + // Looks like it is OK to create another pseudo-root node not linked to the FS.root hierarchy this way + return FS.createNode(null, '/', 16384 | 511, 0); }, createPipe() { var pipe = { buckets: [], + // refcnt 2 because pipe has a read end and a write end. We need to be + // able to read from the read end after write end is closed. refcnt: 2, }; pipe.buckets.push({ @@ -5552,6 +6094,7 @@ export function init(RuntimeName, PHPLoader) { return 0; } if (currentLength == 0) { + // Behave as if the read end is always non-blocking throw new FS.ErrnoError(6); } var toRead = Math.min(currentLength, length); @@ -5585,6 +6128,8 @@ export function init(RuntimeName, PHPLoader) { } } if (toRemove && toRemove == pipe.buckets.length) { + // Do not generate excessive garbage in use cases such as + // write several bytes, read everything, write several bytes, read everything... toRemove--; pipe.buckets[toRemove].offset = 0; pipe.buckets[toRemove].roffset = 0; @@ -5723,6 +6268,8 @@ export function init(RuntimeName, PHPLoader) { var len = Math.min(bufsize, lengthBytesUTF8(ret)); var endChar = HEAP8[buf + len]; stringToUTF8(ret, buf, bufsize + 1); + // readlink is one of the rare functions that write out a C string, but does never append a null to the output buffer(!) + // stringToUTF8() always appends a null byte, so restore the character under the null byte after the write. HEAP8[buf + len] = endChar; return len; } catch (e) { @@ -5740,6 +6287,7 @@ export function init(RuntimeName, PHPLoader) { typeof flags !== 'undefined' ? flags : 0 ); if (!msg) return 0; + // socket is closed if (addr) { var errno = writeSockaddr( addr, @@ -5785,10 +6333,12 @@ export function init(RuntimeName, PHPLoader) { function ___syscall_sendto(fd, message, length, flags, addr, addr_len) { try { var sock = getSocketFromFD(fd); - var dest = getSocketAddress(addr, addr_len, true); - if (!dest) { + if (!addr) { + // send, no address provided return FS.write(sock.stream, HEAP8, message, length); } + var dest = getSocketAddress(addr, addr_len); + // sendto an address return sock.sock_ops.sendmsg( sock, HEAP8, @@ -5825,17 +6375,18 @@ export function init(RuntimeName, PHPLoader) { function ___syscall_statfs64(path, size, buf) { try { - path = SYSCALLS.getStr(path); - HEAP32[(buf + 4) >> 2] = 4096; - HEAP32[(buf + 40) >> 2] = 4096; - HEAP32[(buf + 8) >> 2] = 1e6; - HEAP32[(buf + 12) >> 2] = 5e5; - HEAP32[(buf + 16) >> 2] = 5e5; - HEAP32[(buf + 20) >> 2] = FS.nextInode; - HEAP32[(buf + 24) >> 2] = 1e6; - HEAP32[(buf + 28) >> 2] = 42; - HEAP32[(buf + 44) >> 2] = 2; - HEAP32[(buf + 36) >> 2] = 255; + var stats = FS.statfs(SYSCALLS.getStr(path)); + HEAP32[(buf + 4) >> 2] = stats.bsize; + HEAP32[(buf + 40) >> 2] = stats.bsize; + HEAP32[(buf + 8) >> 2] = stats.blocks; + HEAP32[(buf + 12) >> 2] = stats.bfree; + HEAP32[(buf + 16) >> 2] = stats.bavail; + HEAP32[(buf + 20) >> 2] = stats.files; + HEAP32[(buf + 24) >> 2] = stats.ffree; + HEAP32[(buf + 28) >> 2] = stats.fsid; + HEAP32[(buf + 44) >> 2] = stats.flags; + // ST_NOSUID + HEAP32[(buf + 36) >> 2] = stats.namelen; return 0; } catch (e) { if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; @@ -5843,10 +6394,11 @@ export function init(RuntimeName, PHPLoader) { } } - function ___syscall_symlink(target, linkpath) { + function ___syscall_symlinkat(target, dirfd, linkpath) { try { target = SYSCALLS.getStr(target); linkpath = SYSCALLS.getStr(linkpath); + linkpath = SYSCALLS.calculateAt(dirfd, linkpath); FS.symlink(target, linkpath); return 0; } catch (e) { @@ -5880,19 +6432,38 @@ export function init(RuntimeName, PHPLoader) { try { path = SYSCALLS.getStr(path); path = SYSCALLS.calculateAt(dirfd, path, true); + var now = Date.now(), + atime, + mtime; if (!times) { - var atime = Date.now(); - var mtime = atime; + atime = now; + mtime = now; } else { var seconds = readI53FromI64(times); var nanoseconds = HEAP32[(times + 8) >> 2]; - atime = seconds * 1e3 + nanoseconds / (1e3 * 1e3); + if (nanoseconds == 1073741823) { + atime = now; + } else if (nanoseconds == 1073741822) { + atime = null; + } else { + atime = seconds * 1e3 + nanoseconds / (1e3 * 1e3); + } times += 16; seconds = readI53FromI64(times); nanoseconds = HEAP32[(times + 8) >> 2]; - mtime = seconds * 1e3 + nanoseconds / (1e3 * 1e3); + if (nanoseconds == 1073741823) { + mtime = now; + } else if (nanoseconds == 1073741822) { + mtime = null; + } else { + mtime = seconds * 1e3 + nanoseconds / (1e3 * 1e3); + } + } + // null here means UTIME_OMIT was passed. If both were set to UTIME_OMIT then + // we can skip the call completely. + if ((mtime ?? atime) !== null) { + FS.utime(path, atime, mtime); } - FS.utime(path, atime, mtime); return 0; } catch (e) { if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; @@ -5900,15 +6471,10 @@ export function init(RuntimeName, PHPLoader) { } } - var __abort_js = () => { - abort(''); - }; - - var nowIsMonotonic = 1; - - var __emscripten_get_now_is_monotonic = () => nowIsMonotonic; + var __abort_js = () => abort(''); var __emscripten_lookup_name = (name) => { + // uint32_t _emscripten_lookup_name(const char *name); var nameString = UTF8ToString(name); return inetPton4(DNS.lookup_name(nameString)); }; @@ -5916,6 +6482,8 @@ export function init(RuntimeName, PHPLoader) { var __emscripten_memcpy_js = (dest, src, num) => HEAPU8.copyWithin(dest, src, src + num); + var runtimeKeepaliveCounter = 0; + var __emscripten_runtime_keepalive_clear = () => { noExitRuntime = false; runtimeKeepaliveCounter = 0; @@ -5957,6 +6525,7 @@ export function init(RuntimeName, PHPLoader) { ? MONTH_DAYS_LEAP_CUMULATIVE : MONTH_DAYS_REGULAR_CUMULATIVE; var yday = monthDaysCumulative[date.getMonth()] + date.getDate() - 1; + // -1 since it's days since Jan 1 return yday; }; @@ -5973,6 +6542,7 @@ export function init(RuntimeName, PHPLoader) { var yday = ydayFromDate(date) | 0; HEAP32[(tmPtr + 28) >> 2] = yday; HEAP32[(tmPtr + 36) >> 2] = -(date.getTimezoneOffset() * 60); + // Attention: DST is in December in South, and some regions don't have DST at all. var start = new Date(date.getFullYear(), 0, 1); var summerOffset = new Date( date.getFullYear(), @@ -6001,6 +6571,9 @@ export function init(RuntimeName, PHPLoader) { HEAP32[tmPtr >> 2], 0 ); + // There's an ambiguous hour when the time goes back; the tm_isdst field is + // used to disambiguate it. Date() basically guesses, so we fix it up if it + // guessed wrong, or fill in tm_isdst with the guess if it's -1. var dst = HEAP32[(tmPtr + 32) >> 2]; var guessedOffset = date.getTimezoneOffset(); var start = new Date(date.getFullYear(), 0, 1); @@ -6011,13 +6584,16 @@ export function init(RuntimeName, PHPLoader) { ).getTimezoneOffset(); var winterOffset = start.getTimezoneOffset(); var dstOffset = Math.min(winterOffset, summerOffset); + // DST is in December in South if (dst < 0) { + // Attention: some regions don't have DST at all. HEAP32[(tmPtr + 32) >> 2] = Number( summerOffset != winterOffset && dstOffset == guessedOffset ); } else if (dst > 0 != (dstOffset == guessedOffset)) { var nonDstOffset = Math.max(winterOffset, summerOffset); var trueOffset = dst > 0 ? dstOffset : nonDstOffset; + // Don't try setMinutes(date.getMinutes() + ...) -- it's messed up. date.setTime( date.getTime() + (trueOffset - guessedOffset) * 6e4 ); @@ -6025,6 +6601,7 @@ export function init(RuntimeName, PHPLoader) { HEAP32[(tmPtr + 24) >> 2] = date.getDay(); var yday = ydayFromDate(date) | 0; HEAP32[(tmPtr + 28) >> 2] = yday; + // To match expected behavior, update fields from date HEAP32[tmPtr >> 2] = date.getSeconds(); HEAP32[(tmPtr + 4) >> 2] = date.getMinutes(); HEAP32[(tmPtr + 8) >> 2] = date.getHours(); @@ -6035,6 +6612,7 @@ export function init(RuntimeName, PHPLoader) { if (isNaN(timeMs)) { return -1; } + // Return time in microseconds return timeMs / 1e3; })(); return ( @@ -6094,14 +6672,17 @@ export function init(RuntimeName, PHPLoader) { var timers = {}; var handleException = (e) => { + // Certain exception types we do not treat as errors since they are used for + // internal control flow. + // 1. ExitStatus, which is thrown by exit() + // 2. "unwind", which is thrown by emscripten_unwind_to_js_event_loop() and others + // that wish to return to JS event loop. if (e instanceof ExitStatus || e == 'unwind') { return EXITSTATUS; } quit_(1, e); }; - var runtimeKeepaliveCounter = 0; - var keepRuntimeAlive = () => noExitRuntime || runtimeKeepaliveCounter > 0; var _proc_exit = (code) => { @@ -6113,16 +6694,14 @@ export function init(RuntimeName, PHPLoader) { quit_(code, new ExitStatus(code)); }; - /** @param {boolean|number=} implicit */ var exitJS = ( - status, - implicit - ) => { - EXITSTATUS = status; - if (!keepRuntimeAlive()) { - exitRuntime(); - } - _proc_exit(status); - }; + /** @suppress {duplicate } */ /** @param {boolean|number=} implicit */ var exitJS = + (status, implicit) => { + EXITSTATUS = status; + if (!keepRuntimeAlive()) { + exitRuntime(); + } + _proc_exit(status); + }; var _exit = exitJS; @@ -6153,15 +6732,16 @@ export function init(RuntimeName, PHPLoader) { } }; - var _emscripten_get_now; - - _emscripten_get_now = () => performance.now(); + var _emscripten_get_now = () => performance.now(); var __setitimer_js = (which, timeout_ms) => { + // First, clear any existing timer. if (timers[which]) { clearTimeout(timers[which].id); delete timers[which]; } + // A timeout of zero simply cancels the current timeout so we have nothing + // more to do. if (!timeout_ms) return 0; var id = setTimeout(() => { delete timers[which]; @@ -6170,31 +6750,46 @@ export function init(RuntimeName, PHPLoader) { ); }, timeout_ms); timers[which] = { - id: id, - timeout_ms: timeout_ms, + id, + timeout_ms, }; return 0; }; var __tzset_js = (timezone, daylight, std_name, dst_name) => { + // TODO: Use (malleable) environment variables instead of system settings. var currentYear = new Date().getFullYear(); var winter = new Date(currentYear, 0, 1); var summer = new Date(currentYear, 6, 1); var winterOffset = winter.getTimezoneOffset(); var summerOffset = summer.getTimezoneOffset(); + // Local standard timezone offset. Local standard time is not adjusted for + // daylight savings. This code uses the fact that getTimezoneOffset returns + // a greater value during Standard Time versus Daylight Saving Time (DST). + // Thus it determines the expected output during Standard Time, and it + // compares whether the output of the given date the same (Standard) or less + // (DST). var stdTimezoneOffset = Math.max(winterOffset, summerOffset); + // timezone is specified as seconds west of UTC ("The external variable + // `timezone` shall be set to the difference, in seconds, between + // Coordinated Universal Time (UTC) and local standard time."), the same + // as returned by stdTimezoneOffset. + // See http://pubs.opengroup.org/onlinepubs/009695399/functions/tzset.html HEAPU32[timezone >> 2] = stdTimezoneOffset * 60; HEAP32[daylight >> 2] = Number(winterOffset != summerOffset); - var extractZone = (date) => - date - .toLocaleTimeString(undefined, { - hour12: false, - timeZoneName: 'short', - }) - .split(' ')[1]; - var winterName = extractZone(winter); - var summerName = extractZone(summer); + var extractZone = (timezoneOffset) => { + // Why inverse sign? + // Read here https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Date/getTimezoneOffset + var sign = timezoneOffset >= 0 ? '-' : '+'; + var absOffset = Math.abs(timezoneOffset); + var hours = String(Math.floor(absOffset / 60)).padStart(2, '0'); + var minutes = String(absOffset % 60).padStart(2, '0'); + return `UTC${sign}${hours}${minutes}`; + }; + var winterName = extractZone(winterOffset); + var summerName = extractZone(summerOffset); if (summerOffset < winterOffset) { + // Northern hemisphere stringToUTF8(winterName, std_name, 17); stringToUTF8(summerName, dst_name, 17); } else { @@ -6205,38 +6800,115 @@ export function init(RuntimeName, PHPLoader) { var _emscripten_date_now = () => Date.now(); - var getHeapMax = () => 2147483648; + var nowIsMonotonic = 1; + + var checkWasiClock = (clock_id) => clock_id >= 0 && clock_id <= 3; + + function _clock_time_get( + clk_id, + ignored_precision_low, + ignored_precision_high, + ptime + ) { + var ignored_precision = convertI32PairToI53Checked( + ignored_precision_low, + ignored_precision_high + ); + if (!checkWasiClock(clk_id)) { + return 28; + } + var now; + // all wasi clocks but realtime are monotonic + if (clk_id === 0) { + now = _emscripten_date_now(); + } else if (nowIsMonotonic) { + now = _emscripten_get_now(); + } else { + return 52; + } + // "now" is in ms, and wasi times are in ns. + var nsec = Math.round(now * 1e3 * 1e3); + (tempI64 = [ + nsec >>> 0, + ((tempDouble = nsec), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[ptime >> 2] = tempI64[0]), + (HEAP32[(ptime + 4) >> 2] = tempI64[1]); + return 0; + } + + var getHeapMax = () => + // Stay one Wasm page short of 4GB: while e.g. Chrome is able to allocate + // full 4GB Wasm memories, the size will wrap back to 0 bytes in Wasm side + // for any code that deals with heap sizes, which would require special + // casing all heap size related code to treat 0 specially. + 2147483648; var _emscripten_get_heap_max = () => getHeapMax(); var growMemory = (size) => { var b = wasmMemory.buffer; - var pages = (size - b.byteLength + 65535) / 65536; + var pages = ((size - b.byteLength + 65535) / 65536) | 0; try { + // round size grow request up to wasm page size (fixed 64KB per spec) wasmMemory.grow(pages); + // .grow() takes a delta compared to the previous size updateMemoryViews(); return 1; } /*success*/ catch (e) {} }; + // implicit 0 return to save code size (caller will cast "undefined" into 0 + // anyhow) var _emscripten_resize_heap = (requestedSize) => { var oldSize = HEAPU8.length; + // With CAN_ADDRESS_2GB or MEMORY64, pointers are already unsigned. requestedSize >>>= 0; + // With multithreaded builds, races can happen (another thread might increase the size + // in between), so return a failure, and let the caller retry. + // Memory resize rules: + // 1. Always increase heap size to at least the requested size, rounded up + // to next page multiple. + // 2a. If MEMORY_GROWTH_LINEAR_STEP == -1, excessively resize the heap + // geometrically: increase the heap size according to + // MEMORY_GROWTH_GEOMETRIC_STEP factor (default +20%), At most + // overreserve by MEMORY_GROWTH_GEOMETRIC_CAP bytes (default 96MB). + // 2b. If MEMORY_GROWTH_LINEAR_STEP != -1, excessively resize the heap + // linearly: increase the heap size by at least + // MEMORY_GROWTH_LINEAR_STEP bytes. + // 3. Max size for the heap is capped at 2048MB-WASM_PAGE_SIZE, or by + // MAXIMUM_MEMORY, or by ASAN limit, depending on which is smallest + // 4. If we were unable to allocate as much memory, it may be due to + // over-eager decision to excessively reserve due to (3) above. + // Hence if an allocation fails, cut down on the amount of excess + // growth, in an attempt to succeed to perform a smaller allocation. + // A limit is set for how much we can grow. We should not exceed that + // (the wasm binary specifies it, so if we tried, we'd fail anyhow). var maxHeapSize = getHeapMax(); if (requestedSize > maxHeapSize) { return false; } - var alignUp = (x, multiple) => - x + ((multiple - (x % multiple)) % multiple); + // Loop through potential heap size increases. If we attempt a too eager + // reservation that fails, cut down on the attempted size and reserve a + // smaller bump instead. (max 3 times, chosen somewhat arbitrarily) for (var cutDown = 1; cutDown <= 4; cutDown *= 2) { var overGrownHeapSize = oldSize * (1 + 0.2 / cutDown); + // ensure geometric growth + // but limit overreserving (default to capping at +96MB overgrowth at most) overGrownHeapSize = Math.min( overGrownHeapSize, requestedSize + 100663296 ); var newSize = Math.min( maxHeapSize, - alignUp(Math.max(requestedSize, overGrownHeapSize), 65536) + alignMemory(Math.max(requestedSize, overGrownHeapSize), 65536) ); var replacement = growMemory(newSize); if (replacement) { @@ -6275,6 +6947,8 @@ export function init(RuntimeName, PHPLoader) { var getEnvStrings = () => { if (!getEnvStrings.strings) { + // Default values. + // Browser language detection #8751 var lang = ( (typeof navigator == 'object' && @@ -6291,7 +6965,11 @@ export function init(RuntimeName, PHPLoader) { LANG: lang, _: getExecutableName(), }; + // Apply the user-provided values, if any. for (var x in ENV) { + // x is a key in ENV; if ENV[x] is undefined, that means it was + // explicitly set to be so. We allow user code to do that to + // force variables with default values to remain unset. if (ENV[x] === undefined) delete env[x]; else env[x] = ENV[x]; } @@ -6308,6 +6986,7 @@ export function init(RuntimeName, PHPLoader) { for (var i = 0; i < str.length; ++i) { HEAP8[buffer++] = str.charCodeAt(i); } + // Null-terminate the string HEAP8[buffer] = 0; }; @@ -6349,6 +7028,8 @@ export function init(RuntimeName, PHPLoader) { var flags = 0; { var stream = SYSCALLS.getStreamFromFD(fd); + // All character devices are terminals (other things a Linux system would + // assume is a character device, like the mouse, we have special APIs for). var type = stream.tty ? 2 : FS.isDir(stream.mode) @@ -6409,6 +7090,7 @@ export function init(RuntimeName, PHPLoader) { if (curr < 0) return -1; ret += curr; if (curr < len) break; + // nothing more to read if (typeof offset != 'undefined') { offset += curr; } @@ -6450,6 +7132,7 @@ export function init(RuntimeName, PHPLoader) { (HEAP32[(newOffset + 4) >> 2] = tempI64[1]); if (stream.getdents && offset === 0 && whence === 0) stream.getdents = null; + // reset readdir state return 0; } catch (e) { if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; @@ -6463,6 +7146,7 @@ export function init(RuntimeName, PHPLoader) { return Asyncify.handleSleep((wakeUp) => { var mount = stream.node.mount; if (!mount.type.syncfs) { + // We write directly to the file system, so there's nothing to do here. wakeUp(0); return; } @@ -6496,6 +7180,10 @@ export function init(RuntimeName, PHPLoader) { var curr = FS.write(stream, HEAP8, ptr, len, offset); if (curr < 0) return -1; ret += curr; + if (curr < len) { + // No more space to write. + break; + } if (typeof offset != 'undefined') { offset += curr; } @@ -6557,6 +7245,8 @@ export function init(RuntimeName, PHPLoader) { if (!type && proto) { type = proto === 17 ? 2 : 1; } + // If type or proto are set to zero in hints we should really be returning multiple addrinfo values, but for + // now default to a TCP STREAM socket so we can at least return a sensible addrinfo given NULL hints. if (proto === 0) { proto = 6; } @@ -6573,6 +7263,7 @@ export function init(RuntimeName, PHPLoader) { return -1; } if (flags & 32) { + // TODO return -2; } if (type !== 0 && type !== 1 && type !== 2) { @@ -6588,6 +7279,8 @@ export function init(RuntimeName, PHPLoader) { if (flags & 1024) { return -2; } + // TODO support resolving well-known service names from: + // http://www.iana.org/assignments/service-names-port-numbers/service-names-port-numbers.txt return -8; } } @@ -6599,16 +7292,18 @@ export function init(RuntimeName, PHPLoader) { if (family === 2) { addr = _htonl(2130706433); } else { - addr = [0, 0, 0, 1]; + addr = [0, 0, 0, _htonl(1)]; } } ai = allocaddrinfo(family, type, proto, null, addr, port); HEAPU32[out >> 2] = ai; return 0; } + // try as a numeric address node = UTF8ToString(node); addr = inetPton4(node); if (addr !== null) { + // incoming node is a valid ipv4 address if (family === 0 || family === 2) { family = 2; } else if (family === 10 && flags & 8) { @@ -6620,6 +7315,7 @@ export function init(RuntimeName, PHPLoader) { } else { addr = inetPton6(node); if (addr !== null) { + // incoming node is a valid ipv6 address if (family === 0 || family === 10) { family = 10; } else { @@ -6635,6 +7331,8 @@ export function init(RuntimeName, PHPLoader) { if (flags & 4) { return -2; } + // try as a hostname + // resolve the hostname to a temporary fake address node = DNS.lookup_name(node); addr = inetPton4(node); if (family === 0) { @@ -6689,6 +7387,7 @@ export function init(RuntimeName, PHPLoader) { } } if (overflowed) { + // Note: even when we overflow, getnameinfo() is specced to write out the truncated results. return -12; } return 0; @@ -6700,12 +7399,17 @@ export function init(RuntimeName, PHPLoader) { }; var _setprotoent = (stayopen) => { + // void setprotoent(int stayopen); + // Allocate and populate a protoent structure given a name, protocol number and array of aliases function allocprotoent(name, proto, aliases) { + // write name into buffer var nameBuf = _malloc(name.length + 1); stringToAscii(name, nameBuf); + // write aliases into buffer var j = 0; var length = aliases.length; var aliasListBuf = _malloc((length + 1) * 4); + // Use length + 1 so we have space for the terminating NULL ptr. for (var i = 0; i < length; i++, j += 4) { var alias = aliases[i]; var aliasBuf = _malloc(alias.length + 1); @@ -6713,12 +7417,16 @@ export function init(RuntimeName, PHPLoader) { HEAPU32[(aliasListBuf + j) >> 2] = aliasBuf; } HEAPU32[(aliasListBuf + j) >> 2] = 0; + // Terminating NULL pointer. + // generate protoent var pe = _malloc(12); HEAPU32[pe >> 2] = nameBuf; HEAPU32[(pe + 4) >> 2] = aliasListBuf; HEAP32[(pe + 8) >> 2] = proto; return pe; } + // Populate the protocol 'database'. The entries are limited to tcp and udp, though it is fairly trivial + // to add extra entries from /etc/protocols if desired - though not sure if that'd actually be useful. var list = Protocols.list; var map = Protocols.map; if (list.length === 0) { @@ -6733,6 +7441,7 @@ export function init(RuntimeName, PHPLoader) { }; var _getprotobyname = (name) => { + // struct protoent *getprotobyname(const char *); name = UTF8ToString(name); _setprotoent(true); var result = Protocols.map[name]; @@ -6740,6 +7449,7 @@ export function init(RuntimeName, PHPLoader) { }; var _getprotobynumber = (number) => { + // struct protoent *getprotobynumber(int proto); _setprotoent(true); var result = Protocols.map[number]; return result; @@ -6758,8 +7468,15 @@ export function init(RuntimeName, PHPLoader) { var PHPWASM = { init: function () { + // The /internal directory is required by the C module. It's where the + // stdout, stderr, and headers information are written for the JavaScript + // code to read later on. FS.mkdir('/internal'); + // The files from the shared directory are shared between all the + // PHP processes managed by PHPProcessManager. FS.mkdir('/internal/shared'); + // The files from the preload directory are preloaded using the + // auto_prepend_file php.ini directive. FS.mkdir('/internal/shared/preload'); PHPWASM.EventEmitter = ENVIRONMENT_IS_NODE ? require('events').EventEmitter @@ -6867,6 +7584,9 @@ export function init(RuntimeName, PHPLoader) { }); const cancel = () => { ws.removeListener(event, listener); + // Rejecting the promises bubbles up and kills the entire + // node process. Let's resolve them on the next tick instead + // to give the caller some space to unbind any handlers. setTimeout(resolve); }; return [promise, cancel]; @@ -6905,6 +7625,7 @@ export function init(RuntimeName, PHPLoader) { throw e; }, shutdownSocket: function (socketd, how) { + // This implementation only supports websockets at the moment const sock = getSocketFromFD(socketd); const peer = Object.values(sock.peers)[0]; if (!peer) { @@ -6944,7 +7665,7 @@ export function init(RuntimeName, PHPLoader) { ); const devicePath = '/dev/' + filename; PHPWASM.input_devices[deviceId] = { - devicePath: devicePath, + devicePath, onData: function (cb) { dataCallback = cb; dataBuffer.forEach(function (data) { @@ -6998,6 +7719,10 @@ export function init(RuntimeName, PHPLoader) { } } var std = {}; + // Extracts an array of available descriptors that should be dispatched to streams. + // On the C side, the descriptors are expressed as `**int` so we must go read + // each of the `descriptorsLength` `*int` pointers and convert the associated data into + // a JavaScript object { descriptor : { child : fd, parent : fd } }. for (var i = 0; i < descriptorsLength; i++) { const descriptorPtr = HEAPU32[(descriptorsPtr + i * 4) >> 2]; std[HEAPU32[descriptorPtr >> 2]] = { @@ -7052,9 +7777,11 @@ export function init(RuntimeName, PHPLoader) { cp.on('exit', function (code) { ProcInfo.exitCode = code; ProcInfo.exited = true; + // Emit events for the wasm_poll_socket function. ProcInfo.stdout.emit('data'); ProcInfo.stderr.emit('data'); }); + // Pass data from child process's stdout to PHP's end of the stdout pipe. if (ProcInfo.stdoutChildFd) { const stdoutStream = SYSCALLS.getStreamFromFD( ProcInfo.stdoutChildFd @@ -7072,6 +7799,7 @@ export function init(RuntimeName, PHPLoader) { stdoutAt += data.length; }); } + // Pass data from child process's stderr to PHP's end of the stdout pipe. if (ProcInfo.stderrChildFd) { const stderrStream = SYSCALLS.getStreamFromFD( ProcInfo.stderrChildFd @@ -7105,7 +7833,13 @@ export function init(RuntimeName, PHPLoader) { wakeUp(1); return; } + // Now we want to pass data from the STDIN source supplied by PHP + // to the child process. + // PHP will write STDIN data to a device. if (ProcInfo.stdinIsDevice) { + // We use Emscripten devices as pipes. This is a bit of a hack + // but it works as we get a callback when the device is written to. + // Let's listen to anything it outputs and pass it to the child process. PHPWASM.input_devices[ProcInfo.stdinFd].onData(function (data) { if (!data) return; if (typeof data === 'number') { @@ -7118,8 +7852,10 @@ export function init(RuntimeName, PHPLoader) { return; } if (ProcInfo.stdinFd) { + // PHP will write STDIN data to a file descriptor. const stdinStream = SYSCALLS.getStreamFromFD(ProcInfo.stdinFd); if (stdinStream.node) { + // Pipe the entire stdinStream to cp.stdin const CHUNK_SIZE = 1024; const buffer = new Uint8Array(CHUNK_SIZE); let offset = 0; @@ -7191,6 +7927,7 @@ export function init(RuntimeName, PHPLoader) { var arraySum = (array, index) => { var sum = 0; for (var i = 0; i <= index; sum += array[i++]) {} + // no-op return sum; }; @@ -7207,6 +7944,7 @@ export function init(RuntimeName, PHPLoader) { leap ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR )[currentMonth]; if (days > daysInCurrentMonth - newDate.getDate()) { + // we spill over to next month days -= daysInCurrentMonth - newDate.getDate() + 1; newDate.setDate(1); if (currentMonth < 11) { @@ -7216,6 +7954,7 @@ export function init(RuntimeName, PHPLoader) { newDate.setFullYear(newDate.getFullYear() + 1); } } else { + // we stay in current month newDate.setDate(newDate.getDate() + days); return newDate; } @@ -7223,264 +7962,12 @@ export function init(RuntimeName, PHPLoader) { return newDate; }; - var writeArrayToMemory = (array, buffer) => { - HEAP8.set(array, buffer); - }; - - var _strftime = (s, maxsize, format, tm) => { - var tm_zone = HEAPU32[(tm + 40) >> 2]; - var date = { - tm_sec: HEAP32[tm >> 2], - tm_min: HEAP32[(tm + 4) >> 2], - tm_hour: HEAP32[(tm + 8) >> 2], - tm_mday: HEAP32[(tm + 12) >> 2], - tm_mon: HEAP32[(tm + 16) >> 2], - tm_year: HEAP32[(tm + 20) >> 2], - tm_wday: HEAP32[(tm + 24) >> 2], - tm_yday: HEAP32[(tm + 28) >> 2], - tm_isdst: HEAP32[(tm + 32) >> 2], - tm_gmtoff: HEAP32[(tm + 36) >> 2], - tm_zone: tm_zone ? UTF8ToString(tm_zone) : '', - }; - var pattern = UTF8ToString(format); - var EXPANSION_RULES_1 = { - '%c': '%a %b %d %H:%M:%S %Y', - '%D': '%m/%d/%y', - '%F': '%Y-%m-%d', - '%h': '%b', - '%r': '%I:%M:%S %p', - '%R': '%H:%M', - '%T': '%H:%M:%S', - '%x': '%m/%d/%y', - '%X': '%H:%M:%S', - '%Ec': '%c', - '%EC': '%C', - '%Ex': '%m/%d/%y', - '%EX': '%H:%M:%S', - '%Ey': '%y', - '%EY': '%Y', - '%Od': '%d', - '%Oe': '%e', - '%OH': '%H', - '%OI': '%I', - '%Om': '%m', - '%OM': '%M', - '%OS': '%S', - '%Ou': '%u', - '%OU': '%U', - '%OV': '%V', - '%Ow': '%w', - '%OW': '%W', - '%Oy': '%y', - }; - for (var rule in EXPANSION_RULES_1) { - pattern = pattern.replace( - new RegExp(rule, 'g'), - EXPANSION_RULES_1[rule] - ); - } - var WEEKDAYS = [ - 'Sunday', - 'Monday', - 'Tuesday', - 'Wednesday', - 'Thursday', - 'Friday', - 'Saturday', - ]; - var MONTHS = [ - 'January', - 'February', - 'March', - 'April', - 'May', - 'June', - 'July', - 'August', - 'September', - 'October', - 'November', - 'December', - ]; - function leadingSomething(value, digits, character) { - var str = typeof value == 'number' ? value.toString() : value || ''; - while (str.length < digits) { - str = character[0] + str; - } - return str; - } - function leadingNulls(value, digits) { - return leadingSomething(value, digits, '0'); - } - function compareByDay(date1, date2) { - function sgn(value) { - return value < 0 ? -1 : value > 0 ? 1 : 0; - } - var compare; - if ( - (compare = sgn(date1.getFullYear() - date2.getFullYear())) === 0 - ) { - if ( - (compare = sgn(date1.getMonth() - date2.getMonth())) === 0 - ) { - compare = sgn(date1.getDate() - date2.getDate()); - } - } - return compare; - } - function getFirstWeekStartDate(janFourth) { - switch (janFourth.getDay()) { - case 0: - return new Date(janFourth.getFullYear() - 1, 11, 29); - - case 1: - return janFourth; - - case 2: - return new Date(janFourth.getFullYear(), 0, 3); - - case 3: - return new Date(janFourth.getFullYear(), 0, 2); - - case 4: - return new Date(janFourth.getFullYear(), 0, 1); - - case 5: - return new Date(janFourth.getFullYear() - 1, 11, 31); - - case 6: - return new Date(janFourth.getFullYear() - 1, 11, 30); - } - } - function getWeekBasedYear(date) { - var thisDate = addDays( - new Date(date.tm_year + 1900, 0, 1), - date.tm_yday - ); - var janFourthThisYear = new Date(thisDate.getFullYear(), 0, 4); - var janFourthNextYear = new Date(thisDate.getFullYear() + 1, 0, 4); - var firstWeekStartThisYear = - getFirstWeekStartDate(janFourthThisYear); - var firstWeekStartNextYear = - getFirstWeekStartDate(janFourthNextYear); - if (compareByDay(firstWeekStartThisYear, thisDate) <= 0) { - if (compareByDay(firstWeekStartNextYear, thisDate) <= 0) { - return thisDate.getFullYear() + 1; - } - return thisDate.getFullYear(); - } - return thisDate.getFullYear() - 1; - } - var EXPANSION_RULES_2 = { - '%a': (date) => WEEKDAYS[date.tm_wday].substring(0, 3), - '%A': (date) => WEEKDAYS[date.tm_wday], - '%b': (date) => MONTHS[date.tm_mon].substring(0, 3), - '%B': (date) => MONTHS[date.tm_mon], - '%C': (date) => { - var year = date.tm_year + 1900; - return leadingNulls((year / 100) | 0, 2); - }, - '%d': (date) => leadingNulls(date.tm_mday, 2), - '%e': (date) => leadingSomething(date.tm_mday, 2, ' '), - '%g': (date) => getWeekBasedYear(date).toString().substring(2), - '%G': getWeekBasedYear, - '%H': (date) => leadingNulls(date.tm_hour, 2), - '%I': (date) => { - var twelveHour = date.tm_hour; - if (twelveHour == 0) twelveHour = 12; - else if (twelveHour > 12) twelveHour -= 12; - return leadingNulls(twelveHour, 2); - }, - '%j': (date) => - leadingNulls( - date.tm_mday + - arraySum( - isLeapYear(date.tm_year + 1900) - ? MONTH_DAYS_LEAP - : MONTH_DAYS_REGULAR, - date.tm_mon - 1 - ), - 3 - ), - '%m': (date) => leadingNulls(date.tm_mon + 1, 2), - '%M': (date) => leadingNulls(date.tm_min, 2), - '%n': () => '\n', - '%p': (date) => { - if (date.tm_hour >= 0 && date.tm_hour < 12) { - return 'AM'; - } - return 'PM'; - }, - '%S': (date) => leadingNulls(date.tm_sec, 2), - '%t': () => '\t', - '%u': (date) => date.tm_wday || 7, - '%U': (date) => { - var days = date.tm_yday + 7 - date.tm_wday; - return leadingNulls(Math.floor(days / 7), 2); - }, - '%V': (date) => { - var val = Math.floor( - (date.tm_yday + 7 - ((date.tm_wday + 6) % 7)) / 7 - ); - if ((date.tm_wday + 371 - date.tm_yday - 2) % 7 <= 2) { - val++; - } - if (!val) { - val = 52; - var dec31 = (date.tm_wday + 7 - date.tm_yday - 1) % 7; - if ( - dec31 == 4 || - (dec31 == 5 && isLeapYear((date.tm_year % 400) - 1)) - ) { - val++; - } - } else if (val == 53) { - var jan1 = (date.tm_wday + 371 - date.tm_yday) % 7; - if (jan1 != 4 && (jan1 != 3 || !isLeapYear(date.tm_year))) - val = 1; - } - return leadingNulls(val, 2); - }, - '%w': (date) => date.tm_wday, - '%W': (date) => { - var days = date.tm_yday + 7 - ((date.tm_wday + 6) % 7); - return leadingNulls(Math.floor(days / 7), 2); - }, - '%y': (date) => (date.tm_year + 1900).toString().substring(2), - '%Y': (date) => date.tm_year + 1900, - '%z': (date) => { - var off = date.tm_gmtoff; - var ahead = off >= 0; - off = Math.abs(off) / 60; - off = (off / 60) * 100 + (off % 60); - return (ahead ? '+' : '-') + String('0000' + off).slice(-4); - }, - '%Z': (date) => date.tm_zone, - '%%': () => '%', - }; - pattern = pattern.replace(/%%/g, '\0\0'); - for (var rule in EXPANSION_RULES_2) { - if (pattern.includes(rule)) { - pattern = pattern.replace( - new RegExp(rule, 'g'), - EXPANSION_RULES_2[rule](date) - ); - } - } - pattern = pattern.replace(/\0\0/g, '%'); - var bytes = intArrayFromString(pattern, false); - if (bytes.length > maxsize) { - return 0; - } - writeArrayToMemory(bytes, s); - return bytes.length - 1; - }; - - var _strftime_l = (s, maxsize, format, tm, loc) => - _strftime(s, maxsize, format, tm); - var _strptime = (buf, format, tm) => { + // char *strptime(const char *restrict buf, const char *restrict format, struct tm *restrict tm); + // http://pubs.opengroup.org/onlinepubs/009695399/functions/strptime.html var pattern = UTF8ToString(format); + // escape special characters + // TODO: not sure we really need to escape all of these in JS regexps var SPECIAL_CHARS = '\\!@#$^&*()+=-[]/{}|:<>?,.'; for (var i = 0, ii = SPECIAL_CHARS.length; i < ii; ++i) { pattern = pattern.replace( @@ -7488,6 +7975,7 @@ export function init(RuntimeName, PHPLoader) { '\\' + SPECIAL_CHARS[i] ); } + // reduce number of matchers var EQUIVALENT_MATCHERS = { A: '%a', B: '%b', @@ -7502,6 +7990,7 @@ export function init(RuntimeName, PHPLoader) { x: '%m\\/%d\\/(?:%y|%Y)', X: '%H\\:%M\\:%S', }; + // TODO: take care of locale var DATE_PATTERNS = { /* weekday name */ a: '(?:Sun(?:day)?)|(?:Mon(?:day)?)|(?:Tue(?:sday)?)|(?:Wed(?:nesday)?)|(?:Thu(?:rsday)?)|(?:Fri(?:day)?)|(?:Sat(?:urday)?)', /* month name */ b: '(?:Jan(?:uary)?)|(?:Feb(?:ruary)?)|(?:Mar(?:ch)?)|(?:Apr(?:il)?)|May|(?:Jun(?:e)?)|(?:Jul(?:y)?)|(?:Aug(?:ust)?)|(?:Sep(?:tember)?)|(?:Oct(?:ober)?)|(?:Nov(?:ember)?)|(?:Dec(?:ember)?)', @@ -7567,7 +8056,11 @@ export function init(RuntimeName, PHPLoader) { return c; } }) - .replace(/\s+/g, '\\s*'); + .replace( + // any number of space or tab characters match zero or more spaces + /\s+/g, + '\\s*' + ); var matches = new RegExp('^' + pattern_out, 'i').exec( UTF8ToString(buf) ); @@ -7596,46 +8089,64 @@ export function init(RuntimeName, PHPLoader) { var value; var getMatch = (symbol) => { var pos = capture.indexOf(symbol); + // check if symbol appears in regexp if (pos >= 0) { + // return matched value or null (falsy!) for non-matches return matches[pos + 1]; } return; }; + // seconds if ((value = getMatch('S'))) { date.sec = jstoi_q(value); } + // minutes if ((value = getMatch('M'))) { date.min = jstoi_q(value); } + // hours if ((value = getMatch('H'))) { + // 24h clock date.hour = jstoi_q(value); } else if ((value = getMatch('I'))) { + // AM/PM clock var hour = jstoi_q(value); if ((value = getMatch('p'))) { hour += value.toUpperCase()[0] === 'P' ? 12 : 0; } date.hour = hour; } + // year if ((value = getMatch('Y'))) { + // parse from four-digit year date.year = jstoi_q(value); } else if ((value = getMatch('y'))) { + // parse from two-digit year... var year = jstoi_q(value); if ((value = getMatch('C'))) { + // ...and century year += jstoi_q(value) * 100; } else { + // ...and rule-of-thumb year += year < 69 ? 2e3 : 1900; } date.year = year; } + // month if ((value = getMatch('m'))) { + // parse from month number date.month = jstoi_q(value) - 1; } else if ((value = getMatch('b'))) { + // parse from month name date.month = MONTH_NUMBERS[value.substring(0, 3).toUpperCase()] || 0; } + // day if ((value = getMatch('d'))) { + // get day of month directly date.day = jstoi_q(value); } else if ((value = getMatch('j'))) { + // get day of month from day of year ... var day = jstoi_q(value); var leapYear = isLeapYear(date.year); for (var month = 0; month < 12; ++month) { @@ -7654,18 +8165,25 @@ export function init(RuntimeName, PHPLoader) { } } } else if ((value = getMatch('a'))) { + // get day of month from weekday ... var weekDay = value.substring(0, 3).toUpperCase(); if ((value = getMatch('U'))) { + // ... and week number (Sunday being first day of week) + // Week number of the year (Sunday as the first day of the week) as a decimal number [00,53]. + // All days in a new year preceding the first Sunday are considered to be in week 0. var weekDayNumber = DAY_NUMBERS_SUN_FIRST[weekDay]; var weekNumber = jstoi_q(value); + // January 1st var janFirst = new Date(date.year, 0, 1); var endDate; if (janFirst.getDay() === 0) { + // Jan 1st is a Sunday, and, hence in the 1st CW endDate = addDays( janFirst, weekDayNumber + 7 * (weekNumber - 1) ); } else { + // Jan 1st is not a Sunday, and, hence still in the 0th CW endDate = addDays( janFirst, 7 - @@ -7677,16 +8195,22 @@ export function init(RuntimeName, PHPLoader) { date.day = endDate.getDate(); date.month = endDate.getMonth(); } else if ((value = getMatch('W'))) { + // ... and week number (Monday being first day of week) + // Week number of the year (Monday as the first day of the week) as a decimal number [00,53]. + // All days in a new year preceding the first Monday are considered to be in week 0. var weekDayNumber = DAY_NUMBERS_MON_FIRST[weekDay]; var weekNumber = jstoi_q(value); + // January 1st var janFirst = new Date(date.year, 0, 1); var endDate; if (janFirst.getDay() === 1) { + // Jan 1st is a Monday, and, hence in the 1st CW endDate = addDays( janFirst, weekDayNumber + 7 * (weekNumber - 1) ); } else { + // Jan 1st is not a Monday, and, hence still in the 0th CW endDate = addDays( janFirst, 7 - @@ -7700,7 +8224,9 @@ export function init(RuntimeName, PHPLoader) { date.month = endDate.getMonth(); } } + // time zone if ((value = getMatch('z'))) { + // GMT offset as either 'Z' or +-HH:MM or +-HH or +-HHMM if (value.toLowerCase() === 'z') { date.gmtoff = 0; } else { @@ -7750,6 +8276,8 @@ export function init(RuntimeName, PHPLoader) { 1; HEAP32[(tm + 32) >> 2] = 0; HEAP32[(tm + 36) >> 2] = date.gmtoff; + // we need to convert the matched sequence into an integer array to take care of UTF-8 characters > 0x7F + // TODO: not sure that intArrayFromString handles all unicode characters correctly return buf + intArrayFromString(matches[0]).length - 1; } return 0; @@ -7871,8 +8399,14 @@ export function init(RuntimeName, PHPLoader) { Asyncify.state === Asyncify.State.Unwinding && Asyncify.exportCallStack.length === 0 ) { + // We just finished unwinding. + // Be sure to set the state before calling any other functions to avoid + // possible infinite recursion here (For example in debug pthread builds + // the dbg() function itself can call back into WebAssembly to get the + // current pthread_self() pointer). Asyncify.state = Asyncify.State.Normal; runtimeKeepalivePush(); + // Keep the runtime alive so that a re-wind can be done later. runAndAbortIfError(_asyncify_stop_unwind); if (typeof Fibers != 'undefined') { Fibers.trampoline(); @@ -7882,12 +8416,19 @@ export function init(RuntimeName, PHPLoader) { whenDone() { return new Promise((resolve, reject) => { Asyncify.asyncPromiseHandlers = { - resolve: resolve, - reject: reject, + resolve, + reject, }; }); }, allocateData() { + // An asyncify data structure has three fields: + // 0 current stack pos + // 4 max stack pos + // 8 id of function at bottom of the call stack (callStackIdToName[id] == name of js function) + // The Asyncify ABI only interprets the first two fields, the rest is for the runtime. + // We also embed a stack in the same memory region here, right next to the structure. + // This struct is also defined as asyncify_data_t in emscripten/fiber.h var ptr = _malloc(12 + Asyncify.StackSize); Asyncify.setDataHeader(ptr, ptr + 12, Asyncify.StackSize); Asyncify.setDataRewindFunc(ptr); @@ -7914,12 +8455,18 @@ export function init(RuntimeName, PHPLoader) { doRewind(ptr) { var name = Asyncify.getDataRewindFuncName(ptr); var func = Asyncify.getDataRewindFunc(name); + // Once we have rewound and the stack we no longer need to artificially + // keep the runtime alive. runtimeKeepalivePop(); return func(); }, handleSleep(startAsync) { if (ABORT) return; if (Asyncify.state === Asyncify.State.Normal) { + // Prepare to sleep. Call startAsync, and see what happens: + // if the code decided to call our callback synchronously, + // then no async operation was in fact begun, and we don't + // need to do anything. var reachedCallback = false; var reachedAfterCallback = false; startAsync((handleSleepReturnValue = 0) => { @@ -7927,17 +8474,15 @@ export function init(RuntimeName, PHPLoader) { Asyncify.handleSleepReturnValue = handleSleepReturnValue; reachedCallback = true; if (!reachedAfterCallback) { + // We are happening synchronously, so no need for async. return; } Asyncify.state = Asyncify.State.Rewinding; runAndAbortIfError(() => _asyncify_start_rewind(Asyncify.currData) ); - if ( - typeof Browser != 'undefined' && - Browser.mainLoop.func - ) { - Browser.mainLoop.resume(); + if (typeof MainLoop != 'undefined' && MainLoop.func) { + MainLoop.resume(); } var asyncWasmReturnValue, isError = false; @@ -7949,8 +8494,20 @@ export function init(RuntimeName, PHPLoader) { asyncWasmReturnValue = err; isError = true; } + // Track whether the return value was handled by any promise handlers. var handled = false; if (!Asyncify.currData) { + // All asynchronous execution has finished. + // `asyncWasmReturnValue` now contains the final + // return value of the exported async WASM function. + // Note: `asyncWasmReturnValue` is distinct from + // `Asyncify.handleSleepReturnValue`. + // `Asyncify.handleSleepReturnValue` contains the return + // value of the last C function to have executed + // `Asyncify.handleSleep()`, where as `asyncWasmReturnValue` + // contains the return value of the exported WASM function + // that may have called C functions that + // call `Asyncify.handleSleep()`. var asyncPromiseHandlers = Asyncify.asyncPromiseHandlers; if (asyncPromiseHandlers) { @@ -7964,28 +8521,32 @@ export function init(RuntimeName, PHPLoader) { } } if (isError && !handled) { + // If there was an error and it was not handled by now, we have no choice but to + // rethrow that error into the global scope where it can be caught only by + // `onerror` or `onunhandledpromiserejection`. throw asyncWasmReturnValue; } }); reachedAfterCallback = true; if (!reachedCallback) { + // A true async operation was begun; start a sleep. Asyncify.state = Asyncify.State.Unwinding; + // TODO: reuse, don't alloc/free every sleep Asyncify.currData = Asyncify.allocateData(); - if ( - typeof Browser != 'undefined' && - Browser.mainLoop.func - ) { - Browser.mainLoop.pause(); + if (typeof MainLoop != 'undefined' && MainLoop.func) { + MainLoop.pause(); } runAndAbortIfError(() => _asyncify_start_unwind(Asyncify.currData) ); } } else if (Asyncify.state === Asyncify.State.Rewinding) { + // Stop a resume. Asyncify.state = Asyncify.State.Normal; runAndAbortIfError(_asyncify_stop_rewind); _free(Asyncify.currData); Asyncify.currData = null; + // Call all sleep callbacks now that the sleep-resume is all done. Asyncify.sleepCallbacks.forEach(callUserCallback); } else { abort(`invalid state: ${Asyncify.state}`); @@ -7994,6 +8555,7 @@ export function init(RuntimeName, PHPLoader) { }, handleAsync(startAsync) { return Asyncify.handleSleep((wakeUp) => { + // TODO: add error handling as a second param when handleSleep implements it. startAsync().then(wakeUp); }); }, @@ -8001,19 +8563,26 @@ export function init(RuntimeName, PHPLoader) { var getCFunc = (ident) => { var func = Module['_' + ident]; + // closure exported function return func; }; + var writeArrayToMemory = (array, buffer) => { + HEAP8.set(array, buffer); + }; + /** * @param {string|null=} returnType * @param {Array=} argTypes * @param {Arguments|Array=} args * @param {Object=} opts */ var ccall = (ident, returnType, argTypes, args, opts) => { + // For fast lookup of conversion functions var toC = { string: (str) => { var ret = 0; if (str !== null && str !== undefined && str !== 0) { + // null string ret = stringToUTF8OnStack(str); } return ret; @@ -8045,6 +8614,7 @@ export function init(RuntimeName, PHPLoader) { } } } + // Data for a previous async operation that was in flight before us. var previousAsync = Asyncify.currData; var ret = func(...cArgs); function onDone(ret) { @@ -8053,11 +8623,17 @@ export function init(RuntimeName, PHPLoader) { return convertReturnValue(ret); } var asyncMode = opts?.async; + // Keep the runtime alive through all calls. Note that this call might not be + // async, but for simplicity we push and pop in all calls. runtimeKeepalivePush(); if (Asyncify.currData != previousAsync) { + // This is a new async operation. The wasm is paused and has unwound its stack. + // We need to return a Promise that resolves the return value + // once the stack is rewound and execution finishes. return Asyncify.whenDone().then(onDone); } ret = onDone(ret); + // If this is an async ccall, ensure we return a promise if (asyncMode) return Promise.resolve(ret); return ret; }; @@ -8074,6 +8650,7 @@ export function init(RuntimeName, PHPLoader) { FS.staticInit(); + // Set module methods based on EXPORTED_RUNTIME_METHODS Module['FS_createPath'] = FS.createPath; Module['FS_createDataFile'] = FS.createDataFile; @@ -8086,6 +8663,13 @@ export function init(RuntimeName, PHPLoader) { Module['FS_createDevice'] = FS.createDevice; + // This error may happen quite a bit. To avoid overhead we reuse it (and + // suffer a lack of stack info). + MEMFS.doesNotExistError = new FS.ErrnoError(44); + + /** @suppress {checkTypes} */ MEMFS.doesNotExistError.stack = + ''; + if (ENVIRONMENT_IS_NODE) { NODEFS.staticInit(); } @@ -8093,135 +8677,135 @@ export function init(RuntimeName, PHPLoader) { PHPWASM.init(); var wasmImports = { - /** @export */ fb: _SharpYuvConvert, - /** @export */ eb: _SharpYuvGetConversionMatrix, - /** @export */ db: _SharpYuvInit, + /** @export */ db: _SharpYuvConvert, + /** @export */ cb: _SharpYuvGetConversionMatrix, + /** @export */ bb: _SharpYuvInit, /** @export */ n: ___assert_fail, - /** @export */ Z: __asyncjs__js_module_onMessage, - /** @export */ cb: ___call_sighandler, - /** @export */ bb: ___syscall_accept4, - /** @export */ ab: ___syscall_bind, - /** @export */ $a: ___syscall_chdir, - /** @export */ Q: ___syscall_chmod, - /** @export */ _a: ___syscall_connect, - /** @export */ Za: ___syscall_dup, - /** @export */ Ya: ___syscall_dup3, - /** @export */ Xa: ___syscall_faccessat, - /** @export */ ea: ___syscall_fallocate, - /** @export */ Wa: ___syscall_fchmod, - /** @export */ Va: ___syscall_fchown32, - /** @export */ P: ___syscall_fchownat, + /** @export */ fa: __asyncjs__js_module_onMessage, + /** @export */ ab: ___call_sighandler, + /** @export */ $a: ___syscall_accept4, + /** @export */ _a: ___syscall_bind, + /** @export */ Za: ___syscall_chdir, + /** @export */ P: ___syscall_chmod, + /** @export */ Ya: ___syscall_connect, + /** @export */ Xa: ___syscall_dup, + /** @export */ Wa: ___syscall_dup3, + /** @export */ Va: ___syscall_faccessat, + /** @export */ ba: ___syscall_fallocate, + /** @export */ Ua: ___syscall_fchmod, + /** @export */ Ta: ___syscall_fchown32, + /** @export */ O: ___syscall_fchownat, /** @export */ m: ___syscall_fcntl64, - /** @export */ Ua: ___syscall_fdatasync, - /** @export */ Ta: ___syscall_fstat64, - /** @export */ la: ___syscall_ftruncate64, - /** @export */ Sa: ___syscall_getcwd, - /** @export */ Ra: ___syscall_getdents64, - /** @export */ Qa: ___syscall_getpeername, - /** @export */ Pa: ___syscall_getsockname, - /** @export */ Oa: ___syscall_getsockopt, - /** @export */ E: ___syscall_ioctl, - /** @export */ Na: ___syscall_listen, - /** @export */ Ma: ___syscall_lstat64, - /** @export */ La: ___syscall_mkdirat, - /** @export */ Ka: ___syscall_newfstatat, - /** @export */ y: ___syscall_openat, - /** @export */ Ja: ___syscall_pipe, - /** @export */ Ia: ___syscall_poll, - /** @export */ Ha: ___syscall_readlinkat, - /** @export */ Ga: ___syscall_recvfrom, - /** @export */ Fa: ___syscall_renameat, - /** @export */ O: ___syscall_rmdir, - /** @export */ Ea: ___syscall_sendto, - /** @export */ N: ___syscall_socket, - /** @export */ Da: ___syscall_stat64, - /** @export */ Ca: ___syscall_statfs64, - /** @export */ Ba: ___syscall_symlink, - /** @export */ D: ___syscall_unlinkat, - /** @export */ Aa: ___syscall_utimensat, - /** @export */ va: __abort_js, - /** @export */ ua: __emscripten_get_now_is_monotonic, - /** @export */ ta: __emscripten_lookup_name, - /** @export */ sa: __emscripten_memcpy_js, - /** @export */ ra: __emscripten_runtime_keepalive_clear, - /** @export */ qa: __emscripten_throw_longjmp, - /** @export */ ha: __gmtime_js, - /** @export */ ia: __localtime_js, - /** @export */ ja: __mktime_js, - /** @export */ fa: __mmap_js, - /** @export */ ga: __munmap_js, - /** @export */ K: __setitimer_js, - /** @export */ pa: __tzset_js, - /** @export */ B: _emscripten_date_now, - /** @export */ oa: _emscripten_get_heap_max, - /** @export */ v: _emscripten_get_now, - /** @export */ na: _emscripten_resize_heap, - /** @export */ J: _emscripten_sleep, - /** @export */ za: _environ_get, - /** @export */ ya: _environ_sizes_get, + /** @export */ Sa: ___syscall_fdatasync, + /** @export */ Ra: ___syscall_fstat64, + /** @export */ aa: ___syscall_ftruncate64, + /** @export */ Qa: ___syscall_getcwd, + /** @export */ Pa: ___syscall_getdents64, + /** @export */ Oa: ___syscall_getpeername, + /** @export */ Na: ___syscall_getsockname, + /** @export */ Ma: ___syscall_getsockopt, + /** @export */ C: ___syscall_ioctl, + /** @export */ La: ___syscall_listen, + /** @export */ Ka: ___syscall_lstat64, + /** @export */ Ja: ___syscall_mkdirat, + /** @export */ Ia: ___syscall_newfstatat, + /** @export */ x: ___syscall_openat, + /** @export */ Ha: ___syscall_pipe, + /** @export */ Ga: ___syscall_poll, + /** @export */ Fa: ___syscall_readlinkat, + /** @export */ Ea: ___syscall_recvfrom, + /** @export */ Da: ___syscall_renameat, + /** @export */ N: ___syscall_rmdir, + /** @export */ Ca: ___syscall_sendto, + /** @export */ M: ___syscall_socket, + /** @export */ Ba: ___syscall_stat64, + /** @export */ Aa: ___syscall_statfs64, + /** @export */ za: ___syscall_symlinkat, + /** @export */ B: ___syscall_unlinkat, + /** @export */ ya: ___syscall_utimensat, + /** @export */ ta: __abort_js, + /** @export */ sa: __emscripten_lookup_name, + /** @export */ ra: __emscripten_memcpy_js, + /** @export */ qa: __emscripten_runtime_keepalive_clear, + /** @export */ pa: __emscripten_throw_longjmp, + /** @export */ Z: __gmtime_js, + /** @export */ Y: __localtime_js, + /** @export */ X: __mktime_js, + /** @export */ W: __mmap_js, + /** @export */ V: __munmap_js, + /** @export */ J: __setitimer_js, + /** @export */ oa: __tzset_js, + /** @export */ $: _clock_time_get, + /** @export */ I: _emscripten_date_now, + /** @export */ na: _emscripten_get_heap_max, + /** @export */ w: _emscripten_get_now, + /** @export */ ma: _emscripten_resize_heap, + /** @export */ H: _emscripten_sleep, + /** @export */ xa: _environ_get, + /** @export */ wa: _environ_sizes_get, /** @export */ p: _exit, /** @export */ q: _fd_close, - /** @export */ M: _fd_fdstat_get, - /** @export */ L: _fd_read, - /** @export */ ka: _fd_seek, - /** @export */ xa: _fd_sync, - /** @export */ C: _fd_write, - /** @export */ I: _getaddrinfo, - /** @export */ da: _getcontext, - /** @export */ ca: _getdtablesize, - /** @export */ x: _getnameinfo, - /** @export */ ba: _getprotobyname, - /** @export */ aa: _getprotobynumber, + /** @export */ L: _fd_fdstat_get, + /** @export */ K: _fd_read, + /** @export */ _: _fd_seek, + /** @export */ va: _fd_sync, + /** @export */ A: _fd_write, + /** @export */ G: _getaddrinfo, + /** @export */ la: _getcontext, + /** @export */ ka: _getdtablesize, + /** @export */ v: _getnameinfo, + /** @export */ ja: _getprotobyname, + /** @export */ ia: _getprotobynumber, /** @export */ j: invoke_i, /** @export */ c: invoke_ii, /** @export */ b: invoke_iii, /** @export */ f: invoke_iiii, /** @export */ i: invoke_iiiii, /** @export */ l: invoke_iiiiii, - /** @export */ u: invoke_iiiiiii, - /** @export */ w: invoke_iiiiiiii, - /** @export */ H: invoke_iiiiiiiiii, - /** @export */ ma: invoke_jii, + /** @export */ t: invoke_iiiiiii, + /** @export */ u: invoke_iiiiiiii, + /** @export */ F: invoke_iiiiiiiiii, + /** @export */ U: invoke_jii, /** @export */ e: invoke_v, /** @export */ a: invoke_vi, /** @export */ d: invoke_vii, - /** @export */ A: invoke_viidii, + /** @export */ z: invoke_viidii, /** @export */ g: invoke_viii, /** @export */ k: invoke_viiii, /** @export */ h: invoke_viiiii, - /** @export */ $: invoke_viiiiiii, - /** @export */ z: invoke_viiiiiiiii, - /** @export */ G: _js_create_input_device, - /** @export */ _: js_fd_read, - /** @export */ F: _js_open_process, - /** @export */ Y: js_popen_to_file, - /** @export */ X: _js_process_status, - /** @export */ W: _js_waitpid, - /** @export */ V: _makecontext, - /** @export */ wa: _proc_exit, - /** @export */ t: _strftime, - /** @export */ U: _strftime_l, - /** @export */ T: _strptime, - /** @export */ S: _swapcontext, + /** @export */ ha: invoke_viiiiiii, + /** @export */ y: invoke_viiiiiiiii, + /** @export */ E: _js_create_input_device, + /** @export */ ga: js_fd_read, + /** @export */ D: _js_open_process, + /** @export */ ea: js_popen_to_file, + /** @export */ da: _js_process_status, + /** @export */ ca: _js_waitpid, + /** @export */ T: _makecontext, + /** @export */ ua: _proc_exit, + /** @export */ S: _strptime, + /** @export */ R: _swapcontext, /** @export */ r: _wasm_close, /** @export */ s: wasm_poll_socket, /** @export */ o: _wasm_setsockopt, - /** @export */ R: _wasm_shutdown, + /** @export */ Q: _wasm_shutdown, }; - var wasmExports = createWasm(); + var wasmExports; + + createWasm(); - var ___wasm_call_ctors = () => (___wasm_call_ctors = wasmExports['hb'])(); + var ___wasm_call_ctors = () => (___wasm_call_ctors = wasmExports['fb'])(); - var _free = (a0) => (_free = wasmExports['ib'])(a0); + var _free = (a0) => (_free = wasmExports['hb'])(a0); - var _malloc = (a0) => (_malloc = wasmExports['kb'])(a0); + var _malloc = (a0) => (_malloc = wasmExports['ib'])(a0); var _wasm_popen = (Module['_wasm_popen'] = (a0, a1) => - (_wasm_popen = Module['_wasm_popen'] = wasmExports['lb'])(a0, a1)); + (_wasm_popen = Module['_wasm_popen'] = wasmExports['jb'])(a0, a1)); var _wasm_php_exec = (Module['_wasm_php_exec'] = (a0, a1, a2, a3) => - (_wasm_php_exec = Module['_wasm_php_exec'] = wasmExports['mb'])( + (_wasm_php_exec = Module['_wasm_php_exec'] = wasmExports['kb'])( a0, a1, a2, @@ -8229,28 +8813,28 @@ export function init(RuntimeName, PHPLoader) { )); var _php_pollfd_for = (Module['_php_pollfd_for'] = (a0, a1, a2) => - (_php_pollfd_for = Module['_php_pollfd_for'] = wasmExports['nb'])( + (_php_pollfd_for = Module['_php_pollfd_for'] = wasmExports['lb'])( a0, a1, a2 )); - var _htons = (a0) => (_htons = wasmExports['ob'])(a0); + var _htons = (a0) => (_htons = wasmExports['mb'])(a0); - var _ntohs = (a0) => (_ntohs = wasmExports['pb'])(a0); + var _ntohs = (a0) => (_ntohs = wasmExports['nb'])(a0); - var _htonl = (a0) => (_htonl = wasmExports['qb'])(a0); + var _htonl = (a0) => (_htonl = wasmExports['ob'])(a0); var _wasm_sleep = (Module['_wasm_sleep'] = (a0) => - (_wasm_sleep = Module['_wasm_sleep'] = wasmExports['rb'])(a0)); + (_wasm_sleep = Module['_wasm_sleep'] = wasmExports['pb'])(a0)); - var _fflush = (a0) => (_fflush = wasmExports['sb'])(a0); + var _fflush = (a0) => (_fflush = wasmExports['qb'])(a0); var _wasm_read = (Module['_wasm_read'] = (a0, a1, a2) => - (_wasm_read = Module['_wasm_read'] = wasmExports['tb'])(a0, a1, a2)); + (_wasm_read = Module['_wasm_read'] = wasmExports['rb'])(a0, a1, a2)); var ___wrap_select = (Module['___wrap_select'] = (a0, a1, a2, a3, a4) => - (___wrap_select = Module['___wrap_select'] = wasmExports['ub'])( + (___wrap_select = Module['___wrap_select'] = wasmExports['sb'])( a0, a1, a2, @@ -8259,117 +8843,117 @@ export function init(RuntimeName, PHPLoader) { )); var _wasm_add_cli_arg = (Module['_wasm_add_cli_arg'] = (a0) => - (_wasm_add_cli_arg = Module['_wasm_add_cli_arg'] = wasmExports['vb'])( + (_wasm_add_cli_arg = Module['_wasm_add_cli_arg'] = wasmExports['tb'])( a0 )); var _run_cli = (Module['_run_cli'] = () => - (_run_cli = Module['_run_cli'] = wasmExports['wb'])()); + (_run_cli = Module['_run_cli'] = wasmExports['ub'])()); var _wasm_set_sapi_name = (Module['_wasm_set_sapi_name'] = (a0) => (_wasm_set_sapi_name = Module['_wasm_set_sapi_name'] = - wasmExports['xb'])(a0)); + wasmExports['vb'])(a0)); var _wasm_set_phpini_path = (Module['_wasm_set_phpini_path'] = (a0) => (_wasm_set_phpini_path = Module['_wasm_set_phpini_path'] = - wasmExports['yb'])(a0)); + wasmExports['wb'])(a0)); var _wasm_add_SERVER_entry = (Module['_wasm_add_SERVER_entry'] = (a0, a1) => (_wasm_add_SERVER_entry = Module['_wasm_add_SERVER_entry'] = - wasmExports['zb'])(a0, a1)); + wasmExports['xb'])(a0, a1)); var _wasm_add_ENV_entry = (Module['_wasm_add_ENV_entry'] = (a0, a1) => (_wasm_add_ENV_entry = Module['_wasm_add_ENV_entry'] = - wasmExports['Ab'])(a0, a1)); + wasmExports['yb'])(a0, a1)); var _wasm_set_query_string = (Module['_wasm_set_query_string'] = (a0) => (_wasm_set_query_string = Module['_wasm_set_query_string'] = - wasmExports['Bb'])(a0)); + wasmExports['zb'])(a0)); var _wasm_set_path_translated = (Module['_wasm_set_path_translated'] = ( a0 ) => (_wasm_set_path_translated = Module['_wasm_set_path_translated'] = - wasmExports['Cb'])(a0)); + wasmExports['Ab'])(a0)); var _wasm_set_skip_shebang = (Module['_wasm_set_skip_shebang'] = (a0) => (_wasm_set_skip_shebang = Module['_wasm_set_skip_shebang'] = - wasmExports['Db'])(a0)); + wasmExports['Bb'])(a0)); var _wasm_set_request_uri = (Module['_wasm_set_request_uri'] = (a0) => (_wasm_set_request_uri = Module['_wasm_set_request_uri'] = - wasmExports['Eb'])(a0)); + wasmExports['Cb'])(a0)); var _wasm_set_request_method = (Module['_wasm_set_request_method'] = (a0) => (_wasm_set_request_method = Module['_wasm_set_request_method'] = - wasmExports['Fb'])(a0)); + wasmExports['Db'])(a0)); var _wasm_set_request_host = (Module['_wasm_set_request_host'] = (a0) => (_wasm_set_request_host = Module['_wasm_set_request_host'] = - wasmExports['Gb'])(a0)); + wasmExports['Eb'])(a0)); var _wasm_set_content_type = (Module['_wasm_set_content_type'] = (a0) => (_wasm_set_content_type = Module['_wasm_set_content_type'] = - wasmExports['Hb'])(a0)); + wasmExports['Fb'])(a0)); var _wasm_set_request_body = (Module['_wasm_set_request_body'] = (a0) => (_wasm_set_request_body = Module['_wasm_set_request_body'] = - wasmExports['Ib'])(a0)); + wasmExports['Gb'])(a0)); var _wasm_set_content_length = (Module['_wasm_set_content_length'] = (a0) => (_wasm_set_content_length = Module['_wasm_set_content_length'] = - wasmExports['Jb'])(a0)); + wasmExports['Hb'])(a0)); var _wasm_set_cookies = (Module['_wasm_set_cookies'] = (a0) => - (_wasm_set_cookies = Module['_wasm_set_cookies'] = wasmExports['Kb'])( + (_wasm_set_cookies = Module['_wasm_set_cookies'] = wasmExports['Ib'])( a0 )); var _wasm_set_request_port = (Module['_wasm_set_request_port'] = (a0) => (_wasm_set_request_port = Module['_wasm_set_request_port'] = - wasmExports['Lb'])(a0)); + wasmExports['Jb'])(a0)); var _wasm_sapi_request_shutdown = (Module['_wasm_sapi_request_shutdown'] = () => (_wasm_sapi_request_shutdown = Module[ '_wasm_sapi_request_shutdown' ] = - wasmExports['Mb'])()); + wasmExports['Kb'])()); var _wasm_sapi_handle_request = (Module['_wasm_sapi_handle_request'] = () => (_wasm_sapi_handle_request = Module['_wasm_sapi_handle_request'] = - wasmExports['Nb'])()); + wasmExports['Lb'])()); var _php_wasm_init = (Module['_php_wasm_init'] = () => - (_php_wasm_init = Module['_php_wasm_init'] = wasmExports['Ob'])()); + (_php_wasm_init = Module['_php_wasm_init'] = wasmExports['Mb'])()); var _wasm_free = (Module['_wasm_free'] = (a0) => - (_wasm_free = Module['_wasm_free'] = wasmExports['Pb'])(a0)); + (_wasm_free = Module['_wasm_free'] = wasmExports['Nb'])(a0)); - var ___funcs_on_exit = () => (___funcs_on_exit = wasmExports['Qb'])(); + var ___funcs_on_exit = () => (___funcs_on_exit = wasmExports['Ob'])(); var _emscripten_builtin_memalign = (a0, a1) => - (_emscripten_builtin_memalign = wasmExports['Rb'])(a0, a1); + (_emscripten_builtin_memalign = wasmExports['Pb'])(a0, a1); var __emscripten_timeout = (a0, a1) => - (__emscripten_timeout = wasmExports['Sb'])(a0, a1); + (__emscripten_timeout = wasmExports['Qb'])(a0, a1); - var _setThrew = (a0, a1) => (_setThrew = wasmExports['Tb'])(a0, a1); + var _setThrew = (a0, a1) => (_setThrew = wasmExports['Rb'])(a0, a1); var __emscripten_tempret_set = (a0) => - (__emscripten_tempret_set = wasmExports['Ub'])(a0); + (__emscripten_tempret_set = wasmExports['Sb'])(a0); var __emscripten_stack_restore = (a0) => - (__emscripten_stack_restore = wasmExports['Vb'])(a0); + (__emscripten_stack_restore = wasmExports['Tb'])(a0); var __emscripten_stack_alloc = (a0) => - (__emscripten_stack_alloc = wasmExports['Wb'])(a0); + (__emscripten_stack_alloc = wasmExports['Ub'])(a0); var _emscripten_stack_get_current = () => - (_emscripten_stack_get_current = wasmExports['Xb'])(); + (_emscripten_stack_get_current = wasmExports['Vb'])(); var dynCall_iiii = (Module['dynCall_iiii'] = (a0, a1, a2, a3) => - (dynCall_iiii = Module['dynCall_iiii'] = wasmExports['Yb'])( + (dynCall_iiii = Module['dynCall_iiii'] = wasmExports['Wb'])( a0, a1, a2, @@ -8377,16 +8961,16 @@ export function init(RuntimeName, PHPLoader) { )); var dynCall_ii = (Module['dynCall_ii'] = (a0, a1) => - (dynCall_ii = Module['dynCall_ii'] = wasmExports['Zb'])(a0, a1)); + (dynCall_ii = Module['dynCall_ii'] = wasmExports['Xb'])(a0, a1)); var dynCall_vi = (Module['dynCall_vi'] = (a0, a1) => - (dynCall_vi = Module['dynCall_vi'] = wasmExports['_b'])(a0, a1)); + (dynCall_vi = Module['dynCall_vi'] = wasmExports['Yb'])(a0, a1)); var dynCall_vii = (Module['dynCall_vii'] = (a0, a1, a2) => - (dynCall_vii = Module['dynCall_vii'] = wasmExports['$b'])(a0, a1, a2)); + (dynCall_vii = Module['dynCall_vii'] = wasmExports['Zb'])(a0, a1, a2)); var dynCall_viiiii = (Module['dynCall_viiiii'] = (a0, a1, a2, a3, a4, a5) => - (dynCall_viiiii = Module['dynCall_viiiii'] = wasmExports['ac'])( + (dynCall_viiiii = Module['dynCall_viiiii'] = wasmExports['_b'])( a0, a1, a2, @@ -8396,10 +8980,10 @@ export function init(RuntimeName, PHPLoader) { )); var dynCall_iii = (Module['dynCall_iii'] = (a0, a1, a2) => - (dynCall_iii = Module['dynCall_iii'] = wasmExports['bc'])(a0, a1, a2)); + (dynCall_iii = Module['dynCall_iii'] = wasmExports['$b'])(a0, a1, a2)); var dynCall_iiiii = (Module['dynCall_iiiii'] = (a0, a1, a2, a3, a4) => - (dynCall_iiiii = Module['dynCall_iiiii'] = wasmExports['cc'])( + (dynCall_iiiii = Module['dynCall_iiiii'] = wasmExports['ac'])( a0, a1, a2, @@ -8408,7 +8992,7 @@ export function init(RuntimeName, PHPLoader) { )); var dynCall_iiiiii = (Module['dynCall_iiiiii'] = (a0, a1, a2, a3, a4, a5) => - (dynCall_iiiiii = Module['dynCall_iiiiii'] = wasmExports['dc'])( + (dynCall_iiiiii = Module['dynCall_iiiiii'] = wasmExports['bc'])( a0, a1, a2, @@ -8418,7 +9002,7 @@ export function init(RuntimeName, PHPLoader) { )); var dynCall_viii = (Module['dynCall_viii'] = (a0, a1, a2, a3) => - (dynCall_viii = Module['dynCall_viii'] = wasmExports['ec'])( + (dynCall_viii = Module['dynCall_viii'] = wasmExports['cc'])( a0, a1, a2, @@ -8426,13 +9010,13 @@ export function init(RuntimeName, PHPLoader) { )); var dynCall_v = (Module['dynCall_v'] = (a0) => - (dynCall_v = Module['dynCall_v'] = wasmExports['fc'])(a0)); + (dynCall_v = Module['dynCall_v'] = wasmExports['dc'])(a0)); var dynCall_i = (Module['dynCall_i'] = (a0) => - (dynCall_i = Module['dynCall_i'] = wasmExports['gc'])(a0)); + (dynCall_i = Module['dynCall_i'] = wasmExports['ec'])(a0)); var dynCall_viiii = (Module['dynCall_viiii'] = (a0, a1, a2, a3, a4) => - (dynCall_viiii = Module['dynCall_viiii'] = wasmExports['hc'])( + (dynCall_viiii = Module['dynCall_viiii'] = wasmExports['fc'])( a0, a1, a2, @@ -8449,7 +9033,7 @@ export function init(RuntimeName, PHPLoader) { a5, a6 ) => - (dynCall_iiiiiii = Module['dynCall_iiiiiii'] = wasmExports['ic'])( + (dynCall_iiiiiii = Module['dynCall_iiiiiii'] = wasmExports['gc'])( a0, a1, a2, @@ -8471,7 +9055,7 @@ export function init(RuntimeName, PHPLoader) { a8, a9 ) => - (dynCall_viiiiiiiii = Module['dynCall_viiiiiiiii'] = wasmExports['jc'])( + (dynCall_viiiiiiiii = Module['dynCall_viiiiiiiii'] = wasmExports['hc'])( a0, a1, a2, @@ -8494,7 +9078,7 @@ export function init(RuntimeName, PHPLoader) { a6, a7 ) => - (dynCall_viiiiiii = Module['dynCall_viiiiiii'] = wasmExports['kc'])( + (dynCall_viiiiiii = Module['dynCall_viiiiiii'] = wasmExports['ic'])( a0, a1, a2, @@ -8515,7 +9099,7 @@ export function init(RuntimeName, PHPLoader) { a6, a7 ) => - (dynCall_iiiiiiii = Module['dynCall_iiiiiiii'] = wasmExports['lc'])( + (dynCall_iiiiiiii = Module['dynCall_iiiiiiii'] = wasmExports['jc'])( a0, a1, a2, @@ -8538,7 +9122,7 @@ export function init(RuntimeName, PHPLoader) { a8, a9 ) => - (dynCall_iiiiiiiiii = Module['dynCall_iiiiiiiiii'] = wasmExports['mc'])( + (dynCall_iiiiiiiiii = Module['dynCall_iiiiiiiiii'] = wasmExports['kc'])( a0, a1, a2, @@ -8552,10 +9136,10 @@ export function init(RuntimeName, PHPLoader) { )); var dynCall_jii = (Module['dynCall_jii'] = (a0, a1, a2) => - (dynCall_jii = Module['dynCall_jii'] = wasmExports['nc'])(a0, a1, a2)); + (dynCall_jii = Module['dynCall_jii'] = wasmExports['lc'])(a0, a1, a2)); var dynCall_viidii = (Module['dynCall_viidii'] = (a0, a1, a2, a3, a4, a5) => - (dynCall_viidii = Module['dynCall_viidii'] = wasmExports['oc'])( + (dynCall_viidii = Module['dynCall_viidii'] = wasmExports['mc'])( a0, a1, a2, @@ -8565,16 +9149,16 @@ export function init(RuntimeName, PHPLoader) { )); var _asyncify_start_unwind = (a0) => - (_asyncify_start_unwind = wasmExports['pc'])(a0); + (_asyncify_start_unwind = wasmExports['nc'])(a0); var _asyncify_stop_unwind = () => - (_asyncify_stop_unwind = wasmExports['qc'])(); + (_asyncify_stop_unwind = wasmExports['oc'])(); var _asyncify_start_rewind = (a0) => - (_asyncify_start_rewind = wasmExports['rc'])(a0); + (_asyncify_start_rewind = wasmExports['pc'])(a0); var _asyncify_stop_rewind = () => - (_asyncify_stop_rewind = wasmExports['sc'])(); + (_asyncify_stop_rewind = wasmExports['qc'])(); function invoke_iiiiiii(index, a1, a2, a3, a4, a5, a6) { var sp = stackSave(); @@ -8796,6 +9380,8 @@ export function init(RuntimeName, PHPLoader) { } } + // include: postamble.js + // === Auto-generated postamble setup entry stuff === Module['addRunDependency'] = addRunDependency; Module['removeRunDependency'] = removeRunDependency; @@ -8821,34 +9407,36 @@ export function init(RuntimeName, PHPLoader) { var calledRun; dependenciesFulfilled = function runCaller() { + // If run has never been called, and we should call run (INVOKE_RUN is true, and Module.noInitialRun is not false) if (!calledRun) run(); if (!calledRun) dependenciesFulfilled = runCaller; }; + // try this again later, after new deps are fulfilled function run() { if (runDependencies > 0) { return; } preRun(); + // a preRun added a dependency, run will be called later if (runDependencies > 0) { return; } function doRun() { + // run may have just been called through dependencies being fulfilled just in this very frame, + // or while the async setStatus time below was happening if (calledRun) return; calledRun = true; Module['calledRun'] = true; if (ABORT) return; initRuntime(); - if (Module['onRuntimeInitialized']) - Module['onRuntimeInitialized'](); + Module['onRuntimeInitialized']?.(); postRun(); } if (Module['setStatus']) { Module['setStatus']('Running...'); - setTimeout(function () { - setTimeout(function () { - Module['setStatus'](''); - }, 1); + setTimeout(() => { + setTimeout(() => Module['setStatus'](''), 1); doRun(); }, 1); } else { diff --git a/packages/php-wasm/node/jspi/7_0_33/php_7_0.wasm b/packages/php-wasm/node/jspi/7_0_33/php_7_0.wasm index 9f8dda3935..02b17b5831 100755 Binary files a/packages/php-wasm/node/jspi/7_0_33/php_7_0.wasm and b/packages/php-wasm/node/jspi/7_0_33/php_7_0.wasm differ diff --git a/packages/php-wasm/node/jspi/7_1_30/php_7_1.wasm b/packages/php-wasm/node/jspi/7_1_30/php_7_1.wasm index 30278bb4c3..887c2bbf68 100755 Binary files a/packages/php-wasm/node/jspi/7_1_30/php_7_1.wasm and b/packages/php-wasm/node/jspi/7_1_30/php_7_1.wasm differ diff --git a/packages/php-wasm/node/jspi/7_2_34/php_7_2.wasm b/packages/php-wasm/node/jspi/7_2_34/php_7_2.wasm index 989dab9a8c..0181ff0314 100755 Binary files a/packages/php-wasm/node/jspi/7_2_34/php_7_2.wasm and b/packages/php-wasm/node/jspi/7_2_34/php_7_2.wasm differ diff --git a/packages/php-wasm/node/jspi/7_3_33/php_7_3.wasm b/packages/php-wasm/node/jspi/7_3_33/php_7_3.wasm index 16ecef9e2a..17a2008518 100755 Binary files a/packages/php-wasm/node/jspi/7_3_33/php_7_3.wasm and b/packages/php-wasm/node/jspi/7_3_33/php_7_3.wasm differ diff --git a/packages/php-wasm/node/jspi/7_4_33/php_7_4.wasm b/packages/php-wasm/node/jspi/7_4_33/php_7_4.wasm index 3e69b8dd5d..7d6cf1a567 100755 Binary files a/packages/php-wasm/node/jspi/7_4_33/php_7_4.wasm and b/packages/php-wasm/node/jspi/7_4_33/php_7_4.wasm differ diff --git a/packages/php-wasm/node/jspi/8_0_30/php_8_0.wasm b/packages/php-wasm/node/jspi/8_0_30/php_8_0.wasm index 2bc89184dd..f7d87968cd 100755 Binary files a/packages/php-wasm/node/jspi/8_0_30/php_8_0.wasm and b/packages/php-wasm/node/jspi/8_0_30/php_8_0.wasm differ diff --git a/packages/php-wasm/node/jspi/8_1_23/php_8_1.wasm b/packages/php-wasm/node/jspi/8_1_23/php_8_1.wasm index 1692b215e0..cc2da03c6d 100755 Binary files a/packages/php-wasm/node/jspi/8_1_23/php_8_1.wasm and b/packages/php-wasm/node/jspi/8_1_23/php_8_1.wasm differ diff --git a/packages/php-wasm/node/jspi/8_2_10/php_8_2.wasm b/packages/php-wasm/node/jspi/8_2_10/php_8_2.wasm index 13113bc7e7..b6bb0f4b18 100755 Binary files a/packages/php-wasm/node/jspi/8_2_10/php_8_2.wasm and b/packages/php-wasm/node/jspi/8_2_10/php_8_2.wasm differ diff --git a/packages/php-wasm/node/jspi/8_3_0/php_8_3.wasm b/packages/php-wasm/node/jspi/8_3_0/php_8_3.wasm index 3abfc00396..ac75a179c4 100755 Binary files a/packages/php-wasm/node/jspi/8_3_0/php_8_3.wasm and b/packages/php-wasm/node/jspi/8_3_0/php_8_3.wasm differ diff --git a/packages/php-wasm/node/jspi/8_4_0/php_8_4.wasm b/packages/php-wasm/node/jspi/8_4_0/php_8_4.wasm index 9d73aed6eb..5812f66d3e 100755 Binary files a/packages/php-wasm/node/jspi/8_4_0/php_8_4.wasm and b/packages/php-wasm/node/jspi/8_4_0/php_8_4.wasm differ diff --git a/packages/php-wasm/node/jspi/php_7_0.js b/packages/php-wasm/node/jspi/php_7_0.js index 5778b6168a..ea507069f2 100644 --- a/packages/php-wasm/node/jspi/php_7_0.js +++ b/packages/php-wasm/node/jspi/php_7_0.js @@ -1,6618 +1,8204 @@ -const dependencyFilename = __dirname + '/7_0_33/php_7_0.wasm'; -export { dependencyFilename }; -export const dependenciesTotalSize = 12843113; +const dependencyFilename = __dirname + '/7_0_33/php_7_0.wasm'; +export { dependencyFilename }; +export const dependenciesTotalSize = 13153929; export function init(RuntimeName, PHPLoader) { - /** - * Overrides Emscripten's default ExitStatus object which gets - * thrown on failure. Unfortunately, the default object is not - * a subclass of Error and does not provide any stack trace. - * - * This is a deliberate behavior on Emscripten's end to prevent - * memory leaks after the program exits. See: - * - * https://github.com/emscripten-core/emscripten/pull/9108 - * - * In case of WordPress Playground, the worker in which the PHP - * runs will typically exit after the PHP program finishes, so - * we don't have to worry about memory leaks. - * - * As for assigning to a previously undeclared ExitStatus variable here, - * the Emscripten module declares `ExitStatus` as `function ExitStatus` - * which means it gets hoisted to the top of the scope and can be - * reassigned here – before the actual declaration is reached. - * - * If that sounds weird, try this example: - * - * ExitStatus = () => { console.log("reassigned"); } - * function ExitStatus() {} - * ExitStatus(); - * // logs "reassigned" - */ - ExitStatus = class PHPExitStatus extends Error { - constructor(status) { - super(status); - this.name = "ExitStatus"; - this.message = "Program terminated with exit(" + status + ")"; - this.status = status; - } - } - - // The rest of the code comes from the built php.js file and esm-suffix.js -var Module = typeof PHPLoader != "undefined" ? PHPLoader : {}; - -var ENVIRONMENT_IS_WORKER=RuntimeName==="WORKER"; - -var ENVIRONMENT_IS_NODE=RuntimeName==="NODE"; - -if (ENVIRONMENT_IS_NODE) {} - -var moduleOverrides = Object.assign({}, Module); - -var arguments_ = []; - -var thisProgram = "./this.program"; - -var quit_ = (status, toThrow) => { - throw toThrow; -}; - -var scriptDirectory = ""; - -function locateFile(path) { - if (Module["locateFile"]) { - return Module["locateFile"](path, scriptDirectory); - } - return scriptDirectory + path; -} - -var read_, readAsync, readBinary; - -if (ENVIRONMENT_IS_NODE) { - var fs = require("fs"); - var nodePath = require("path"); - scriptDirectory = __dirname + "/"; - read_ = (filename, binary) => { - filename = isFileURI(filename) ? new URL(filename) : nodePath.normalize(filename); - return fs.readFileSync(filename, binary ? undefined : "utf8"); - }; - readBinary = filename => { - var ret = read_(filename, true); - if (!ret.buffer) { - ret = new Uint8Array(ret); - } - return ret; - }; - readAsync = (filename, onload, onerror, binary = true) => { - filename = isFileURI(filename) ? new URL(filename) : nodePath.normalize(filename); - fs.readFile(filename, binary ? undefined : "utf8", (err, data) => { - if (err) onerror(err); else onload(binary ? data.buffer : data); - }); - }; - if (!Module["thisProgram"] && process.argv.length > 1) { - thisProgram = process.argv[1].replace(/\\/g, "/"); - } - arguments_ = process.argv.slice(2); - if (typeof module != "undefined") { - module["exports"] = Module; - } - quit_ = (status, toThrow) => { - process.exitCode = status; - throw toThrow; - }; -} else {} - -var out = Module["print"] || console.log.bind(console); - -var err = Module["printErr"] || console.error.bind(console); - -Object.assign(Module, moduleOverrides); - -moduleOverrides = null; - -if (Module["arguments"]) arguments_ = Module["arguments"]; - -if (Module["thisProgram"]) thisProgram = Module["thisProgram"]; - -if (Module["quit"]) quit_ = Module["quit"]; - -var wasmBinary; - -if (Module["wasmBinary"]) wasmBinary = Module["wasmBinary"]; - -var wasmMemory; - -var ABORT = false; - -var EXITSTATUS; - -/** @type {function(*, string=)} */ function assert(condition, text) { - if (!condition) { - abort(text); - } -} - -var /** @type {!Int8Array} */ HEAP8, /** @type {!Uint8Array} */ HEAPU8, /** @type {!Int16Array} */ HEAP16, /** @type {!Uint16Array} */ HEAPU16, /** @type {!Int32Array} */ HEAP32, /** @type {!Uint32Array} */ HEAPU32, /** @type {!Float32Array} */ HEAPF32, /** @type {!Float64Array} */ HEAPF64; - -function updateMemoryViews() { - var b = wasmMemory.buffer; - Module["HEAP8"] = HEAP8 = new Int8Array(b); - Module["HEAP16"] = HEAP16 = new Int16Array(b); - Module["HEAPU8"] = HEAPU8 = new Uint8Array(b); - Module["HEAPU16"] = HEAPU16 = new Uint16Array(b); - Module["HEAP32"] = HEAP32 = new Int32Array(b); - Module["HEAPU32"] = HEAPU32 = new Uint32Array(b); - Module["HEAPF32"] = HEAPF32 = new Float32Array(b); - Module["HEAPF64"] = HEAPF64 = new Float64Array(b); -} - -var __ATPRERUN__ = []; - -var __ATINIT__ = []; - -var __ATEXIT__ = []; - -var __ATPOSTRUN__ = []; - -var runtimeInitialized = false; - -var runtimeExited = false; - -function preRun() { - if (Module["preRun"]) { - if (typeof Module["preRun"] == "function") Module["preRun"] = [ Module["preRun"] ]; - while (Module["preRun"].length) { - addOnPreRun(Module["preRun"].shift()); - } - } - callRuntimeCallbacks(__ATPRERUN__); -} - -function initRuntime() { - runtimeInitialized = true; - SOCKFS.root = FS.mount(SOCKFS, {}, null); - if (!Module["noFSInit"] && !FS.init.initialized) FS.init(); - FS.ignorePermissions = false; - TTY.init(); - PIPEFS.root = FS.mount(PIPEFS, {}, null); - callRuntimeCallbacks(__ATINIT__); -} - -function exitRuntime() { - ___funcs_on_exit(); - callRuntimeCallbacks(__ATEXIT__); - FS.quit(); - TTY.shutdown(); - runtimeExited = true; -} - -function postRun() { - if (Module["postRun"]) { - if (typeof Module["postRun"] == "function") Module["postRun"] = [ Module["postRun"] ]; - while (Module["postRun"].length) { - addOnPostRun(Module["postRun"].shift()); - } - } - callRuntimeCallbacks(__ATPOSTRUN__); -} - -function addOnPreRun(cb) { - __ATPRERUN__.unshift(cb); -} - -function addOnInit(cb) { - __ATINIT__.unshift(cb); -} - -function addOnPostRun(cb) { - __ATPOSTRUN__.unshift(cb); -} - -var runDependencies = 0; - -var runDependencyWatcher = null; - -var dependenciesFulfilled = null; - -function getUniqueRunDependency(id) { - return id; -} - -function addRunDependency(id) { - runDependencies++; - Module["monitorRunDependencies"]?.(runDependencies); -} - -function removeRunDependency(id) { - runDependencies--; - Module["monitorRunDependencies"]?.(runDependencies); - if (runDependencies == 0) { - if (runDependencyWatcher !== null) { - clearInterval(runDependencyWatcher); - runDependencyWatcher = null; - } - if (dependenciesFulfilled) { - var callback = dependenciesFulfilled; - dependenciesFulfilled = null; - callback(); - } - } -} - -/** @param {string|number=} what */ function abort(what) { - Module["onAbort"]?.(what); - what = "Aborted(" + what + ")"; - err(what); - ABORT = true; - EXITSTATUS = 1; - what += ". Build with -sASSERTIONS for more info."; - if (runtimeInitialized) { - ___trap(); - } - /** @suppress {checkTypes} */ var e = new WebAssembly.RuntimeError(what); - throw e; -} - -var dataURIPrefix = "data:application/octet-stream;base64,"; - -/** - * Indicates whether filename is a base64 data URI. - * @noinline - */ var isDataURI = filename => filename.startsWith(dataURIPrefix); - -/** - * Indicates whether filename is delivered via file protocol (as opposed to http/https) - * @noinline - */ var isFileURI = filename => filename.startsWith("file://"); - -function findWasmBinary() { - var f = dependencyFilename; - if (!isDataURI(f)) { - return locateFile(f); - } - return f; -} - -var wasmBinaryFile; - -function getBinarySync(file) { - if (file == wasmBinaryFile && wasmBinary) { - return new Uint8Array(wasmBinary); - } - if (readBinary) { - return readBinary(file); - } - throw "both async and sync fetching of the wasm failed"; -} - -function getBinaryPromise(binaryFile) { - if (!wasmBinary) { - return new Promise((resolve, reject) => { - readAsync(binaryFile, response => resolve(new Uint8Array(/** @type{!ArrayBuffer} */ (response))), error => { - try { - resolve(getBinarySync(binaryFile)); - } catch (e) { - reject(e); - } - }); - }); - } - return Promise.resolve().then(() => getBinarySync(binaryFile)); -} - -function instantiateArrayBuffer(binaryFile, imports, receiver) { - return getBinaryPromise(binaryFile).then(binary => WebAssembly.instantiate(binary, imports)).then(receiver, reason => { - err(`failed to asynchronously prepare wasm: ${reason}`); - abort(reason); - }); -} - -function instantiateAsync(binary, binaryFile, imports, callback) { - if (!binary && typeof WebAssembly.instantiateStreaming == "function" && !isDataURI(binaryFile) && !ENVIRONMENT_IS_NODE && typeof fetch == "function") { - return fetch(binaryFile, { - credentials: "same-origin" - }).then(response => { - /** @suppress {checkTypes} */ var result = WebAssembly.instantiateStreaming(response, imports); - return result.then(callback, function(reason) { - err(`wasm streaming compile failed: ${reason}`); - err("falling back to ArrayBuffer instantiation"); - return instantiateArrayBuffer(binaryFile, imports, callback); - }); - }); - } - return instantiateArrayBuffer(binaryFile, imports, callback); -} - -function getWasmImports() { - Asyncify.instrumentWasmImports(wasmImports); - return { - "env": wasmImports, - "wasi_snapshot_preview1": wasmImports - }; -} - -function createWasm() { - var info = getWasmImports(); - /** @param {WebAssembly.Module=} module*/ function receiveInstance(instance, module) { - wasmExports = instance.exports; - wasmExports = Asyncify.instrumentWasmExports(wasmExports); - Module["wasmExports"] = wasmExports; - wasmMemory = wasmExports["memory"]; - updateMemoryViews(); - addOnInit(wasmExports["__wasm_call_ctors"]); - removeRunDependency("wasm-instantiate"); - return wasmExports; - } - addRunDependency("wasm-instantiate"); - function receiveInstantiationResult(result) { - receiveInstance(result["instance"]); - } - if (Module["instantiateWasm"]) { - try { - return Module["instantiateWasm"](info, receiveInstance); - } catch (e) { - err(`Module.instantiateWasm callback failed with error: ${e}`); - return false; - } - } - if (!wasmBinaryFile) wasmBinaryFile = findWasmBinary(); - instantiateAsync(wasmBinary, wasmBinaryFile, info, receiveInstantiationResult); - return {}; -} - -var tempDouble; - -var tempI64; - -function __asyncjs__js_popen_to_file(command, mode, exitCodePtr) { - return Asyncify.handleAsync(async () => { - const returnCallback = resolver => new Promise(resolver); - if (!command) return 1; - const cmdstr = UTF8ToString(command); - if (!cmdstr.length) return 0; - const modestr = UTF8ToString(mode); - if (!modestr.length) return 0; - if (modestr === "w") { - console.error('popen($cmd, "w") is not implemented yet'); - } - return returnCallback(async wakeUp => { - let cp; - try { - cp = PHPWASM.spawnProcess(cmdstr, []); - if (cp instanceof Promise) { - cp = await cp; - } - } catch (e) { - console.error(e); - if (e.code === "SPAWN_UNSUPPORTED") { - return 1; - } - throw e; - } - const outByteArrays = []; - cp.stdout.on("data", function(data) { - outByteArrays.push(data); - }); - const outputPath = "/tmp/popen_output"; - cp.on("exit", function(exitCode) { - const outBytes = new Uint8Array(outByteArrays.reduce((acc, curr) => acc + curr.length, 0)); - let offset = 0; - for (const byteArray of outByteArrays) { - outBytes.set(byteArray, offset); - offset += byteArray.length; - } - FS.writeFile(outputPath, outBytes); - HEAPU8[exitCodePtr] = exitCode; - wakeUp(allocateUTF8OnStack(outputPath)); - }); - }); - }); -} - -__asyncjs__js_popen_to_file.sig = "iiii"; - -function __asyncjs__wasm_poll_socket(socketd, events, timeout) { - return Asyncify.handleAsync(async () => { - const returnCallback = resolver => new Promise(resolver); - const POLLIN = 1; - const POLLPRI = 2; - const POLLOUT = 4; - const POLLERR = 8; - const POLLHUP = 16; - const POLLNVAL = 32; - return returnCallback(wakeUp => { - const polls = []; - if (socketd in PHPWASM.child_proc_by_fd) { - const procInfo = PHPWASM.child_proc_by_fd[socketd]; - if (procInfo.exited) { - wakeUp(0); - return; - } - polls.push(PHPWASM.awaitEvent(procInfo.stdout, "data")); - } else if (FS.isSocket(FS.getStream(socketd)?.node.mode)) { - const sock = getSocketFromFD(socketd); - if (!sock) { - wakeUp(0); - return; - } - const lookingFor = new Set; - if (events & POLLIN || events & POLLPRI) { - if (sock.server) { - for (const client of sock.pending) { - if ((client.recv_queue || []).length > 0) { - wakeUp(1); - return; - } - } - } else if ((sock.recv_queue || []).length > 0) { - wakeUp(1); - return; - } - } - const webSockets = PHPWASM.getAllWebSockets(sock); - if (!webSockets.length) { - wakeUp(0); - return; - } - for (const ws of webSockets) { - if (events & POLLIN || events & POLLPRI) { - polls.push(PHPWASM.awaitData(ws)); - lookingFor.add("POLLIN"); - } - if (events & POLLOUT) { - polls.push(PHPWASM.awaitConnection(ws)); - lookingFor.add("POLLOUT"); - } - if (events & POLLHUP) { - polls.push(PHPWASM.awaitClose(ws)); - lookingFor.add("POLLHUP"); - } - if (events & POLLERR || events & POLLNVAL) { - polls.push(PHPWASM.awaitError(ws)); - lookingFor.add("POLLERR"); - } - } - } else { - setTimeout(function() { - wakeUp(1); - }, timeout); - return; - } - if (polls.length === 0) { - console.warn("Unsupported poll event " + events + ", defaulting to setTimeout()."); - setTimeout(function() { - wakeUp(0); - }, timeout); - return; - } - const promises = polls.map(([promise]) => promise); - const clearPolling = () => polls.forEach(([, clear]) => clear()); - let awaken = false; - let timeoutId; - Promise.race(promises).then(function(results) { - if (!awaken) { - awaken = true; - wakeUp(1); - if (timeoutId) { - clearTimeout(timeoutId); - } - clearPolling(); - } - }); - if (timeout !== -1) { - timeoutId = setTimeout(function() { - if (!awaken) { - awaken = true; - wakeUp(0); - clearPolling(); - } - }, timeout); - } - }); - }); -} - -__asyncjs__wasm_poll_socket.sig = "iiii"; - -function __asyncjs__js_fd_read(fd, iov, iovcnt, pnum) { - return Asyncify.handleAsync(async () => { - const returnCallback = resolver => new Promise(resolver); - if (Asyncify?.State?.Normal === undefined || Asyncify?.state === Asyncify?.State?.Normal) { - var returnCode; - var stream; - let num = 0; - try { - stream = SYSCALLS.getStreamFromFD(fd); - const num = doReadv(stream, iov, iovcnt); - HEAPU32[pnum >> 2] = num; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) { - throw e; - } - if (e.errno !== 6 || !(stream?.fd in PHPWASM.child_proc_by_fd)) { - HEAPU32[pnum >> 2] = 0; - return returnCode; - } - } - } - return returnCallback(wakeUp => { - var retries = 0; - var interval = 50; - var timeout = 5e3; - var maxRetries = timeout / interval; - function poll() { - var returnCode; - var stream; - let num; - try { - stream = SYSCALLS.getStreamFromFD(fd); - num = doReadv(stream, iov, iovcnt); - returnCode = 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) { - console.error(e); - throw e; - } - returnCode = e.errno; - } - const success = returnCode === 0; - const failure = (++retries > maxRetries || !(fd in PHPWASM.child_proc_by_fd) || PHPWASM.child_proc_by_fd[fd]?.exited || FS.isClosed(stream)); - if (success) { - HEAPU32[pnum >> 2] = num; - wakeUp(0); - } else if (failure) { - HEAPU32[pnum >> 2] = 0; - wakeUp(returnCode === 6 ? 0 : returnCode); - } else { - setTimeout(poll, interval); - } - } - poll(); - }); - }); -} - -__asyncjs__js_fd_read.sig = "iiiii"; - -function __asyncjs__js_module_onMessage(data, response_buffer) { - return Asyncify.handleAsync(async () => { - if (Module["onMessage"]) { - const dataStr = UTF8ToString(data); - return Module["onMessage"](dataStr).then(response => { - const responseBytes = typeof response === "string" ? (new TextEncoder).encode(response) : response; - const responseSize = responseBytes.byteLength; - const responsePtr = _malloc(responseSize + 1); - HEAPU8.set(responseBytes, responsePtr); - HEAPU8[responsePtr + responseSize] = 0; - HEAPU8[response_buffer] = responsePtr; - HEAPU8[response_buffer + 1] = responsePtr >> 8; - HEAPU8[response_buffer + 2] = responsePtr >> 16; - HEAPU8[response_buffer + 3] = responsePtr >> 24; - return responseSize; - }).catch(e => { - console.error(e); - return -1; - }); - } - }); -} - -__asyncjs__js_module_onMessage.sig = "iii"; - -/** @constructor */ function ExitStatus(status) { - this.name = "ExitStatus"; - this.message = `Program terminated with exit(${status})`; - this.status = status; -} - -var callRuntimeCallbacks = callbacks => { - while (callbacks.length > 0) { - callbacks.shift()(Module); - } -}; - -var noExitRuntime = Module["noExitRuntime"] || false; - -var UTF8Decoder = typeof TextDecoder != "undefined" ? new TextDecoder("utf8") : undefined; - -/** - * Given a pointer 'idx' to a null-terminated UTF8-encoded string in the given - * array that contains uint8 values, returns a copy of that string as a - * Javascript String object. - * heapOrArray is either a regular array, or a JavaScript typed array view. - * @param {number} idx - * @param {number=} maxBytesToRead - * @return {string} - */ var UTF8ArrayToString = (heapOrArray, idx, maxBytesToRead) => { - var endIdx = idx + maxBytesToRead; - var endPtr = idx; - while (heapOrArray[endPtr] && !(endPtr >= endIdx)) ++endPtr; - if (endPtr - idx > 16 && heapOrArray.buffer && UTF8Decoder) { - return UTF8Decoder.decode(heapOrArray.subarray(idx, endPtr)); - } - var str = ""; - while (idx < endPtr) { - var u0 = heapOrArray[idx++]; - if (!(u0 & 128)) { - str += String.fromCharCode(u0); - continue; - } - var u1 = heapOrArray[idx++] & 63; - if ((u0 & 224) == 192) { - str += String.fromCharCode(((u0 & 31) << 6) | u1); - continue; - } - var u2 = heapOrArray[idx++] & 63; - if ((u0 & 240) == 224) { - u0 = ((u0 & 15) << 12) | (u1 << 6) | u2; - } else { - u0 = ((u0 & 7) << 18) | (u1 << 12) | (u2 << 6) | (heapOrArray[idx++] & 63); - } - if (u0 < 65536) { - str += String.fromCharCode(u0); - } else { - var ch = u0 - 65536; - str += String.fromCharCode(55296 | (ch >> 10), 56320 | (ch & 1023)); - } - } - return str; -}; - -/** - * Given a pointer 'ptr' to a null-terminated UTF8-encoded string in the - * emscripten HEAP, returns a copy of that string as a Javascript String object. - * - * @param {number} ptr - * @param {number=} maxBytesToRead - An optional length that specifies the - * maximum number of bytes to read. You can omit this parameter to scan the - * string until the first 0 byte. If maxBytesToRead is passed, and the string - * at [ptr, ptr+maxBytesToReadr[ contains a null byte in the middle, then the - * string will cut short at that byte index (i.e. maxBytesToRead will not - * produce a string of exact length [ptr, ptr+maxBytesToRead[) N.B. mixing - * frequent uses of UTF8ToString() with and without maxBytesToRead may throw - * JS JIT optimizations off, so it is worth to consider consistently using one - * @return {string} - */ var UTF8ToString = (ptr, maxBytesToRead) => ptr ? UTF8ArrayToString(HEAPU8, ptr, maxBytesToRead) : ""; - -Module["UTF8ToString"] = UTF8ToString; - -var ___assert_fail = (condition, filename, line, func) => { - abort(`Assertion failed: ${UTF8ToString(condition)}, at: ` + [ filename ? UTF8ToString(filename) : "unknown filename", line, func ? UTF8ToString(func) : "unknown function" ]); -}; - -var ___call_sighandler = (fp, sig) => (a1 => dynCall_vi(fp, a1))(sig); - -var initRandomFill = () => { - if (typeof crypto == "object" && typeof crypto["getRandomValues"] == "function") { - return view => crypto.getRandomValues(view); - } else if (ENVIRONMENT_IS_NODE) { - try { - var crypto_module = require("crypto"); - var randomFillSync = crypto_module["randomFillSync"]; - if (randomFillSync) { - return view => crypto_module["randomFillSync"](view); - } - var randomBytes = crypto_module["randomBytes"]; - return view => (view.set(randomBytes(view.byteLength)), view); - } catch (e) {} - } - abort("initRandomDevice"); -}; - -var randomFill = view => (randomFill = initRandomFill())(view); - -var PATH = { - isAbs: path => path.charAt(0) === "/", - splitPath: filename => { - var splitPathRe = /^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/; - return splitPathRe.exec(filename).slice(1); - }, - normalizeArray: (parts, allowAboveRoot) => { - var up = 0; - for (var i = parts.length - 1; i >= 0; i--) { - var last = parts[i]; - if (last === ".") { - parts.splice(i, 1); - } else if (last === "..") { - parts.splice(i, 1); - up++; - } else if (up) { - parts.splice(i, 1); - up--; - } - } - if (allowAboveRoot) { - for (;up; up--) { - parts.unshift(".."); - } - } - return parts; - }, - normalize: path => { - var isAbsolute = PATH.isAbs(path), trailingSlash = path.substr(-1) === "/"; - path = PATH.normalizeArray(path.split("/").filter(p => !!p), !isAbsolute).join("/"); - if (!path && !isAbsolute) { - path = "."; - } - if (path && trailingSlash) { - path += "/"; - } - return (isAbsolute ? "/" : "") + path; - }, - dirname: path => { - var result = PATH.splitPath(path), root = result[0], dir = result[1]; - if (!root && !dir) { - return "."; - } - if (dir) { - dir = dir.substr(0, dir.length - 1); - } - return root + dir; - }, - basename: path => { - if (path === "/") return "/"; - path = PATH.normalize(path); - path = path.replace(/\/$/, ""); - var lastSlash = path.lastIndexOf("/"); - if (lastSlash === -1) return path; - return path.substr(lastSlash + 1); - }, - join: (...paths) => PATH.normalize(paths.join("/")), - join2: (l, r) => PATH.normalize(l + "/" + r) -}; - -var PATH_FS = { - resolve: (...args) => { - var resolvedPath = "", resolvedAbsolute = false; - for (var i = args.length - 1; i >= -1 && !resolvedAbsolute; i--) { - var path = (i >= 0) ? args[i] : FS.cwd(); - if (typeof path != "string") { - throw new TypeError("Arguments to path.resolve must be strings"); - } else if (!path) { - return ""; - } - resolvedPath = path + "/" + resolvedPath; - resolvedAbsolute = PATH.isAbs(path); - } - resolvedPath = PATH.normalizeArray(resolvedPath.split("/").filter(p => !!p), !resolvedAbsolute).join("/"); - return ((resolvedAbsolute ? "/" : "") + resolvedPath) || "."; - }, - relative: (from, to) => { - from = PATH_FS.resolve(from).substr(1); - to = PATH_FS.resolve(to).substr(1); - function trim(arr) { - var start = 0; - for (;start < arr.length; start++) { - if (arr[start] !== "") break; - } - var end = arr.length - 1; - for (;end >= 0; end--) { - if (arr[end] !== "") break; - } - if (start > end) return []; - return arr.slice(start, end - start + 1); - } - var fromParts = trim(from.split("/")); - var toParts = trim(to.split("/")); - var length = Math.min(fromParts.length, toParts.length); - var samePartsLength = length; - for (var i = 0; i < length; i++) { - if (fromParts[i] !== toParts[i]) { - samePartsLength = i; - break; - } - } - var outputParts = []; - for (var i = samePartsLength; i < fromParts.length; i++) { - outputParts.push(".."); - } - outputParts = outputParts.concat(toParts.slice(samePartsLength)); - return outputParts.join("/"); - } -}; - -var FS_stdin_getChar_buffer = []; - -var lengthBytesUTF8 = str => { - var len = 0; - for (var i = 0; i < str.length; ++i) { - var c = str.charCodeAt(i); - if (c <= 127) { - len++; - } else if (c <= 2047) { - len += 2; - } else if (c >= 55296 && c <= 57343) { - len += 4; - ++i; - } else { - len += 3; - } - } - return len; -}; - -Module["lengthBytesUTF8"] = lengthBytesUTF8; - -var stringToUTF8Array = (str, heap, outIdx, maxBytesToWrite) => { - if (!(maxBytesToWrite > 0)) return 0; - var startIdx = outIdx; - var endIdx = outIdx + maxBytesToWrite - 1; - for (var i = 0; i < str.length; ++i) { - var u = str.charCodeAt(i); - if (u >= 55296 && u <= 57343) { - var u1 = str.charCodeAt(++i); - u = 65536 + ((u & 1023) << 10) | (u1 & 1023); - } - if (u <= 127) { - if (outIdx >= endIdx) break; - heap[outIdx++] = u; - } else if (u <= 2047) { - if (outIdx + 1 >= endIdx) break; - heap[outIdx++] = 192 | (u >> 6); - heap[outIdx++] = 128 | (u & 63); - } else if (u <= 65535) { - if (outIdx + 2 >= endIdx) break; - heap[outIdx++] = 224 | (u >> 12); - heap[outIdx++] = 128 | ((u >> 6) & 63); - heap[outIdx++] = 128 | (u & 63); - } else { - if (outIdx + 3 >= endIdx) break; - heap[outIdx++] = 240 | (u >> 18); - heap[outIdx++] = 128 | ((u >> 12) & 63); - heap[outIdx++] = 128 | ((u >> 6) & 63); - heap[outIdx++] = 128 | (u & 63); - } - } - heap[outIdx] = 0; - return outIdx - startIdx; -}; - -/** @type {function(string, boolean=, number=)} */ function intArrayFromString(stringy, dontAddNull, length) { - var len = length > 0 ? length : lengthBytesUTF8(stringy) + 1; - var u8array = new Array(len); - var numBytesWritten = stringToUTF8Array(stringy, u8array, 0, u8array.length); - if (dontAddNull) u8array.length = numBytesWritten; - return u8array; -} - -var FS_stdin_getChar = () => { - if (!FS_stdin_getChar_buffer.length) { - var result = null; - if (ENVIRONMENT_IS_NODE) { - var BUFSIZE = 256; - var buf = Buffer.alloc(BUFSIZE); - var bytesRead = 0; - /** @suppress {missingProperties} */ var fd = process.stdin.fd; - try { - bytesRead = fs.readSync(fd, buf, 0, BUFSIZE); - } catch (e) { - if (e.toString().includes("EOF")) bytesRead = 0; else throw e; - } - if (bytesRead > 0) { - result = buf.slice(0, bytesRead).toString("utf-8"); - } - } else {} - if (!result) { - return null; - } - FS_stdin_getChar_buffer = intArrayFromString(result, true); - } - return FS_stdin_getChar_buffer.shift(); -}; - -var TTY = { - ttys: [], - init() {}, - shutdown() {}, - register(dev, ops) { - TTY.ttys[dev] = { - input: [], - output: [], - ops: ops - }; - FS.registerDevice(dev, TTY.stream_ops); - }, - stream_ops: { - open(stream) { - var tty = TTY.ttys[stream.node.rdev]; - if (!tty) { - throw new FS.ErrnoError(43); - } - stream.tty = tty; - stream.seekable = false; - }, - close(stream) { - stream.tty.ops.fsync(stream.tty); - }, - fsync(stream) { - stream.tty.ops.fsync(stream.tty); - }, - read(stream, buffer, offset, length, pos) { - /* ignored */ if (!stream.tty || !stream.tty.ops.get_char) { - throw new FS.ErrnoError(60); - } - var bytesRead = 0; - for (var i = 0; i < length; i++) { - var result; - try { - result = stream.tty.ops.get_char(stream.tty); - } catch (e) { - throw new FS.ErrnoError(29); - } - if (result === undefined && bytesRead === 0) { - throw new FS.ErrnoError(6); - } - if (result === null || result === undefined) break; - bytesRead++; - buffer[offset + i] = result; - } - if (bytesRead) { - stream.node.timestamp = Date.now(); - } - return bytesRead; - }, - write(stream, buffer, offset, length, pos) { - if (!stream.tty || !stream.tty.ops.put_char) { - throw new FS.ErrnoError(60); - } - try { - for (var i = 0; i < length; i++) { - stream.tty.ops.put_char(stream.tty, buffer[offset + i]); - } - } catch (e) { - throw new FS.ErrnoError(29); - } - if (length) { - stream.node.timestamp = Date.now(); - } - return i; - } - }, - default_tty_ops: { - get_char(tty) { - return FS_stdin_getChar(); - }, - put_char(tty, val) { - if (val === null || val === 10) { - out(UTF8ArrayToString(tty.output, 0)); - tty.output = []; - } else { - if (val != 0) tty.output.push(val); - } - }, - fsync(tty) { - if (tty.output && tty.output.length > 0) { - out(UTF8ArrayToString(tty.output, 0)); - tty.output = []; - } - }, - ioctl_tcgets(tty) { - return { - c_iflag: 25856, - c_oflag: 5, - c_cflag: 191, - c_lflag: 35387, - c_cc: [ 3, 28, 127, 21, 4, 0, 1, 0, 17, 19, 26, 0, 18, 15, 23, 22, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 ] - }; - }, - ioctl_tcsets(tty, optional_actions, data) { - return 0; - }, - ioctl_tiocgwinsz(tty) { - return [ 24, 80 ]; - } - }, - default_tty1_ops: { - put_char(tty, val) { - if (val === null || val === 10) { - err(UTF8ArrayToString(tty.output, 0)); - tty.output = []; - } else { - if (val != 0) tty.output.push(val); - } - }, - fsync(tty) { - if (tty.output && tty.output.length > 0) { - err(UTF8ArrayToString(tty.output, 0)); - tty.output = []; - } - } - } -}; - -var zeroMemory = (address, size) => { - HEAPU8.fill(0, address, address + size); - return address; -}; - -var alignMemory = (size, alignment) => Math.ceil(size / alignment) * alignment; - -var mmapAlloc = size => { - size = alignMemory(size, 65536); - var ptr = _emscripten_builtin_memalign(65536, size); - if (!ptr) return 0; - return zeroMemory(ptr, size); -}; - -var MEMFS = { - ops_table: null, - mount(mount) { - return MEMFS.createNode(null, "/", 16384 | 511, /* 0777 */ 0); - }, - createNode(parent, name, mode, dev) { - if (FS.isBlkdev(mode) || FS.isFIFO(mode)) { - throw new FS.ErrnoError(63); - } - MEMFS.ops_table ||= { - dir: { - node: { - getattr: MEMFS.node_ops.getattr, - setattr: MEMFS.node_ops.setattr, - lookup: MEMFS.node_ops.lookup, - mknod: MEMFS.node_ops.mknod, - rename: MEMFS.node_ops.rename, - unlink: MEMFS.node_ops.unlink, - rmdir: MEMFS.node_ops.rmdir, - readdir: MEMFS.node_ops.readdir, - symlink: MEMFS.node_ops.symlink - }, - stream: { - llseek: MEMFS.stream_ops.llseek - } - }, - file: { - node: { - getattr: MEMFS.node_ops.getattr, - setattr: MEMFS.node_ops.setattr - }, - stream: { - llseek: MEMFS.stream_ops.llseek, - read: MEMFS.stream_ops.read, - write: MEMFS.stream_ops.write, - allocate: MEMFS.stream_ops.allocate, - mmap: MEMFS.stream_ops.mmap, - msync: MEMFS.stream_ops.msync - } - }, - link: { - node: { - getattr: MEMFS.node_ops.getattr, - setattr: MEMFS.node_ops.setattr, - readlink: MEMFS.node_ops.readlink - }, - stream: {} - }, - chrdev: { - node: { - getattr: MEMFS.node_ops.getattr, - setattr: MEMFS.node_ops.setattr - }, - stream: FS.chrdev_stream_ops - } - }; - var node = FS.createNode(parent, name, mode, dev); - if (FS.isDir(node.mode)) { - node.node_ops = MEMFS.ops_table.dir.node; - node.stream_ops = MEMFS.ops_table.dir.stream; - node.contents = {}; - } else if (FS.isFile(node.mode)) { - node.node_ops = MEMFS.ops_table.file.node; - node.stream_ops = MEMFS.ops_table.file.stream; - node.usedBytes = 0; - node.contents = null; - } else if (FS.isLink(node.mode)) { - node.node_ops = MEMFS.ops_table.link.node; - node.stream_ops = MEMFS.ops_table.link.stream; - } else if (FS.isChrdev(node.mode)) { - node.node_ops = MEMFS.ops_table.chrdev.node; - node.stream_ops = MEMFS.ops_table.chrdev.stream; - } - node.timestamp = Date.now(); - if (parent) { - parent.contents[name] = node; - parent.timestamp = node.timestamp; - } - return node; - }, - getFileDataAsTypedArray(node) { - if (!node.contents) return new Uint8Array(0); - if (node.contents.subarray) return node.contents.subarray(0, node.usedBytes); - return new Uint8Array(node.contents); - }, - expandFileStorage(node, newCapacity) { - var prevCapacity = node.contents ? node.contents.length : 0; - if (prevCapacity >= newCapacity) return; - var CAPACITY_DOUBLING_MAX = 1024 * 1024; - newCapacity = Math.max(newCapacity, (prevCapacity * (prevCapacity < CAPACITY_DOUBLING_MAX ? 2 : 1.125)) >>> 0); - if (prevCapacity != 0) newCapacity = Math.max(newCapacity, 256); - var oldContents = node.contents; - node.contents = new Uint8Array(newCapacity); - if (node.usedBytes > 0) node.contents.set(oldContents.subarray(0, node.usedBytes), 0); - }, - resizeFileStorage(node, newSize) { - if (node.usedBytes == newSize) return; - if (newSize == 0) { - node.contents = null; - node.usedBytes = 0; - } else { - var oldContents = node.contents; - node.contents = new Uint8Array(newSize); - if (oldContents) { - node.contents.set(oldContents.subarray(0, Math.min(newSize, node.usedBytes))); - } - node.usedBytes = newSize; - } - }, - node_ops: { - getattr(node) { - var attr = {}; - attr.dev = FS.isChrdev(node.mode) ? node.id : 1; - attr.ino = node.id; - attr.mode = node.mode; - attr.nlink = 1; - attr.uid = 0; - attr.gid = 0; - attr.rdev = node.rdev; - if (FS.isDir(node.mode)) { - attr.size = 4096; - } else if (FS.isFile(node.mode)) { - attr.size = node.usedBytes; - } else if (FS.isLink(node.mode)) { - attr.size = node.link.length; - } else { - attr.size = 0; - } - attr.atime = new Date(node.timestamp); - attr.mtime = new Date(node.timestamp); - attr.ctime = new Date(node.timestamp); - attr.blksize = 4096; - attr.blocks = Math.ceil(attr.size / attr.blksize); - return attr; - }, - setattr(node, attr) { - if (attr.mode !== undefined) { - node.mode = attr.mode; - } - if (attr.timestamp !== undefined) { - node.timestamp = attr.timestamp; - } - if (attr.size !== undefined) { - MEMFS.resizeFileStorage(node, attr.size); - } - }, - lookup(parent, name) { - throw FS.genericErrors[44]; - }, - mknod(parent, name, mode, dev) { - return MEMFS.createNode(parent, name, mode, dev); - }, - rename(old_node, new_dir, new_name) { - if (FS.isDir(old_node.mode)) { - var new_node; - try { - new_node = FS.lookupNode(new_dir, new_name); - } catch (e) {} - if (new_node) { - for (var i in new_node.contents) { - throw new FS.ErrnoError(55); - } - } - } - delete old_node.parent.contents[old_node.name]; - old_node.parent.timestamp = Date.now(); - old_node.name = new_name; - new_dir.contents[new_name] = old_node; - new_dir.timestamp = old_node.parent.timestamp; - }, - unlink(parent, name) { - delete parent.contents[name]; - parent.timestamp = Date.now(); - }, - rmdir(parent, name) { - var node = FS.lookupNode(parent, name); - for (var i in node.contents) { - throw new FS.ErrnoError(55); - } - delete parent.contents[name]; - parent.timestamp = Date.now(); - }, - readdir(node) { - var entries = [ ".", ".." ]; - for (var key of Object.keys(node.contents)) { - entries.push(key); - } - return entries; - }, - symlink(parent, newname, oldpath) { - var node = MEMFS.createNode(parent, newname, 511 | /* 0777 */ 40960, 0); - node.link = oldpath; - return node; - }, - readlink(node) { - if (!FS.isLink(node.mode)) { - throw new FS.ErrnoError(28); - } - return node.link; - } - }, - stream_ops: { - read(stream, buffer, offset, length, position) { - var contents = stream.node.contents; - if (position >= stream.node.usedBytes) return 0; - var size = Math.min(stream.node.usedBytes - position, length); - if (size > 8 && contents.subarray) { - buffer.set(contents.subarray(position, position + size), offset); - } else { - for (var i = 0; i < size; i++) buffer[offset + i] = contents[position + i]; - } - return size; - }, - write(stream, buffer, offset, length, position, canOwn) { - if (buffer.buffer === HEAP8.buffer) { - canOwn = false; - } - if (!length) return 0; - var node = stream.node; - node.timestamp = Date.now(); - if (buffer.subarray && (!node.contents || node.contents.subarray)) { - if (canOwn) { - node.contents = buffer.subarray(offset, offset + length); - node.usedBytes = length; - return length; - } else if (node.usedBytes === 0 && position === 0) { - node.contents = buffer.slice(offset, offset + length); - node.usedBytes = length; - return length; - } else if (position + length <= node.usedBytes) { - node.contents.set(buffer.subarray(offset, offset + length), position); - return length; - } - } - MEMFS.expandFileStorage(node, position + length); - if (node.contents.subarray && buffer.subarray) { - node.contents.set(buffer.subarray(offset, offset + length), position); - } else { - for (var i = 0; i < length; i++) { - node.contents[position + i] = buffer[offset + i]; - } - } - node.usedBytes = Math.max(node.usedBytes, position + length); - return length; - }, - llseek(stream, offset, whence) { - var position = offset; - if (whence === 1) { - position += stream.position; - } else if (whence === 2) { - if (FS.isFile(stream.node.mode)) { - position += stream.node.usedBytes; - } - } - if (position < 0) { - throw new FS.ErrnoError(28); - } - return position; - }, - allocate(stream, offset, length) { - MEMFS.expandFileStorage(stream.node, offset + length); - stream.node.usedBytes = Math.max(stream.node.usedBytes, offset + length); - }, - mmap(stream, length, position, prot, flags) { - if (!FS.isFile(stream.node.mode)) { - throw new FS.ErrnoError(43); - } - var ptr; - var allocated; - var contents = stream.node.contents; - if (!(flags & 2) && contents.buffer === HEAP8.buffer) { - allocated = false; - ptr = contents.byteOffset; - } else { - if (position > 0 || position + length < contents.length) { - if (contents.subarray) { - contents = contents.subarray(position, position + length); - } else { - contents = Array.prototype.slice.call(contents, position, position + length); - } - } - allocated = true; - ptr = mmapAlloc(length); - if (!ptr) { - throw new FS.ErrnoError(48); - } - HEAP8.set(contents, ptr); - } - return { - ptr: ptr, - allocated: allocated - }; - }, - msync(stream, buffer, offset, length, mmapFlags) { - MEMFS.stream_ops.write(stream, buffer, 0, length, offset, false); - return 0; - } - } -}; - -/** @param {boolean=} noRunDep */ var asyncLoad = (url, onload, onerror, noRunDep) => { - var dep = !noRunDep ? getUniqueRunDependency(`al ${url}`) : ""; - readAsync(url, arrayBuffer => { - onload(new Uint8Array(arrayBuffer)); - if (dep) removeRunDependency(dep); - }, event => { - if (onerror) { - onerror(); - } else { - throw `Loading data file "${url}" failed.`; - } - }); - if (dep) addRunDependency(dep); -}; - -var FS_createDataFile = (parent, name, fileData, canRead, canWrite, canOwn) => { - FS.createDataFile(parent, name, fileData, canRead, canWrite, canOwn); -}; - -var preloadPlugins = Module["preloadPlugins"] || []; - -var FS_handledByPreloadPlugin = (byteArray, fullname, finish, onerror) => { - if (typeof Browser != "undefined") Browser.init(); - var handled = false; - preloadPlugins.forEach(plugin => { - if (handled) return; - if (plugin["canHandle"](fullname)) { - plugin["handle"](byteArray, fullname, finish, onerror); - handled = true; - } - }); - return handled; -}; - -var FS_createPreloadedFile = (parent, name, url, canRead, canWrite, onload, onerror, dontCreateFile, canOwn, preFinish) => { - var fullname = name ? PATH_FS.resolve(PATH.join2(parent, name)) : parent; - var dep = getUniqueRunDependency(`cp ${fullname}`); - function processData(byteArray) { - function finish(byteArray) { - preFinish?.(); - if (!dontCreateFile) { - FS_createDataFile(parent, name, byteArray, canRead, canWrite, canOwn); - } - onload?.(); - removeRunDependency(dep); - } - if (FS_handledByPreloadPlugin(byteArray, fullname, finish, () => { - onerror?.(); - removeRunDependency(dep); - })) { - return; - } - finish(byteArray); - } - addRunDependency(dep); - if (typeof url == "string") { - asyncLoad(url, processData, onerror); - } else { - processData(url); - } -}; - -var FS_modeStringToFlags = str => { - var flagModes = { - "r": 0, - "r+": 2, - "w": 512 | 64 | 1, - "w+": 512 | 64 | 2, - "a": 1024 | 64 | 1, - "a+": 1024 | 64 | 2 - }; - var flags = flagModes[str]; - if (typeof flags == "undefined") { - throw new Error(`Unknown file open mode: ${str}`); - } - return flags; -}; - -var FS_getMode = (canRead, canWrite) => { - var mode = 0; - if (canRead) mode |= 292 | 73; - if (canWrite) mode |= 146; - return mode; -}; - -var ERRNO_CODES = { - "EPERM": 63, - "ENOENT": 44, - "ESRCH": 71, - "EINTR": 27, - "EIO": 29, - "ENXIO": 60, - "E2BIG": 1, - "ENOEXEC": 45, - "EBADF": 8, - "ECHILD": 12, - "EAGAIN": 6, - "EWOULDBLOCK": 6, - "ENOMEM": 48, - "EACCES": 2, - "EFAULT": 21, - "ENOTBLK": 105, - "EBUSY": 10, - "EEXIST": 20, - "EXDEV": 75, - "ENODEV": 43, - "ENOTDIR": 54, - "EISDIR": 31, - "EINVAL": 28, - "ENFILE": 41, - "EMFILE": 33, - "ENOTTY": 59, - "ETXTBSY": 74, - "EFBIG": 22, - "ENOSPC": 51, - "ESPIPE": 70, - "EROFS": 69, - "EMLINK": 34, - "EPIPE": 64, - "EDOM": 18, - "ERANGE": 68, - "ENOMSG": 49, - "EIDRM": 24, - "ECHRNG": 106, - "EL2NSYNC": 156, - "EL3HLT": 107, - "EL3RST": 108, - "ELNRNG": 109, - "EUNATCH": 110, - "ENOCSI": 111, - "EL2HLT": 112, - "EDEADLK": 16, - "ENOLCK": 46, - "EBADE": 113, - "EBADR": 114, - "EXFULL": 115, - "ENOANO": 104, - "EBADRQC": 103, - "EBADSLT": 102, - "EDEADLOCK": 16, - "EBFONT": 101, - "ENOSTR": 100, - "ENODATA": 116, - "ETIME": 117, - "ENOSR": 118, - "ENONET": 119, - "ENOPKG": 120, - "EREMOTE": 121, - "ENOLINK": 47, - "EADV": 122, - "ESRMNT": 123, - "ECOMM": 124, - "EPROTO": 65, - "EMULTIHOP": 36, - "EDOTDOT": 125, - "EBADMSG": 9, - "ENOTUNIQ": 126, - "EBADFD": 127, - "EREMCHG": 128, - "ELIBACC": 129, - "ELIBBAD": 130, - "ELIBSCN": 131, - "ELIBMAX": 132, - "ELIBEXEC": 133, - "ENOSYS": 52, - "ENOTEMPTY": 55, - "ENAMETOOLONG": 37, - "ELOOP": 32, - "EOPNOTSUPP": 138, - "EPFNOSUPPORT": 139, - "ECONNRESET": 15, - "ENOBUFS": 42, - "EAFNOSUPPORT": 5, - "EPROTOTYPE": 67, - "ENOTSOCK": 57, - "ENOPROTOOPT": 50, - "ESHUTDOWN": 140, - "ECONNREFUSED": 14, - "EADDRINUSE": 3, - "ECONNABORTED": 13, - "ENETUNREACH": 40, - "ENETDOWN": 38, - "ETIMEDOUT": 73, - "EHOSTDOWN": 142, - "EHOSTUNREACH": 23, - "EINPROGRESS": 26, - "EALREADY": 7, - "EDESTADDRREQ": 17, - "EMSGSIZE": 35, - "EPROTONOSUPPORT": 66, - "ESOCKTNOSUPPORT": 137, - "EADDRNOTAVAIL": 4, - "ENETRESET": 39, - "EISCONN": 30, - "ENOTCONN": 53, - "ETOOMANYREFS": 141, - "EUSERS": 136, - "EDQUOT": 19, - "ESTALE": 72, - "ENOTSUP": 138, - "ENOMEDIUM": 148, - "EILSEQ": 25, - "EOVERFLOW": 61, - "ECANCELED": 11, - "ENOTRECOVERABLE": 56, - "EOWNERDEAD": 62, - "ESTRPIPE": 135 -}; - -var NODEFS = { - isWindows: false, - staticInit() { - NODEFS.isWindows = !!process.platform.match(/^win/); - var flags = process.binding("constants"); - if (flags["fs"]) { - flags = flags["fs"]; - } - NODEFS.flagsForNodeMap = { - 1024: flags["O_APPEND"], - 64: flags["O_CREAT"], - 128: flags["O_EXCL"], - 256: flags["O_NOCTTY"], - 0: flags["O_RDONLY"], - 2: flags["O_RDWR"], - 4096: flags["O_SYNC"], - 512: flags["O_TRUNC"], - 1: flags["O_WRONLY"], - 131072: flags["O_NOFOLLOW"] - }; - }, - convertNodeCode(e) { - var code = e.code; - return ERRNO_CODES[code]; - }, - tryFSOperation(f) { - try { - return f(); - } catch (e) { - if (!e.code) throw e; - if (e.code === "UNKNOWN") throw new FS.ErrnoError(28); - throw new FS.ErrnoError(NODEFS.convertNodeCode(e)); - } - }, - mount(mount) { - return NODEFS.createNode(null, "/", NODEFS.getMode(mount.opts.root), 0); - }, - createNode(parent, name, mode, dev) { - if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { - throw new FS.ErrnoError(28); - } - var node = FS.createNode(parent, name, mode); - node.node_ops = NODEFS.node_ops; - node.stream_ops = NODEFS.stream_ops; - return node; - }, - getMode(path) { - var stat; - return NODEFS.tryFSOperation(() => { - stat = fs.lstatSync(path); - if (NODEFS.isWindows) { - stat.mode |= (stat.mode & 292) >> 2; - } - return stat.mode; - }); - }, - realPath(node) { - var parts = []; - while (node.parent !== node) { - parts.push(node.name); - node = node.parent; - } - parts.push(node.mount.opts.root); - parts.reverse(); - return PATH.join(...parts); - }, - flagsForNode(flags) { - flags &= ~2097152; - flags &= ~2048; - flags &= ~32768; - flags &= ~524288; - flags &= ~65536; - var newFlags = 0; - for (var k in NODEFS.flagsForNodeMap) { - if (flags & k) { - newFlags |= NODEFS.flagsForNodeMap[k]; - flags ^= k; - } - } - if (flags) { - throw new FS.ErrnoError(28); - } - return newFlags; - }, - node_ops: { - getattr(node) { - var path = NODEFS.realPath(node); - var stat; - NODEFS.tryFSOperation(() => stat = fs.lstatSync(path)); - if (NODEFS.isWindows) { - if (!stat.blksize) { - stat.blksize = 4096; - } - if (!stat.blocks) { - stat.blocks = (stat.size + stat.blksize - 1) / stat.blksize | 0; - } - stat.mode |= (stat.mode & 292) >> 2; - } - return { - dev: stat.dev, - ino: stat.ino, - mode: stat.mode, - nlink: stat.nlink, - uid: stat.uid, - gid: stat.gid, - rdev: stat.rdev, - size: stat.size, - atime: stat.atime, - mtime: stat.mtime, - ctime: stat.ctime, - blksize: stat.blksize, - blocks: stat.blocks - }; - }, - setattr(node, attr) { - var path = NODEFS.realPath(node); - NODEFS.tryFSOperation(() => { - if (attr.mode !== undefined) { - fs.chmodSync(path, attr.mode); - node.mode = attr.mode; - } - if (attr.timestamp !== undefined) { - var date = new Date(attr.timestamp); - fs.utimesSync(path, date, date); - } - if (attr.size !== undefined) { - fs.truncateSync(path, attr.size); - } - }); - }, - lookup(parent, name) { - var path = PATH.join2(NODEFS.realPath(parent), name); - var mode = NODEFS.getMode(path); - return NODEFS.createNode(parent, name, mode); - }, - mknod(parent, name, mode, dev) { - var node = NODEFS.createNode(parent, name, mode, dev); - var path = NODEFS.realPath(node); - NODEFS.tryFSOperation(() => { - if (FS.isDir(node.mode)) { - fs.mkdirSync(path, node.mode); - } else { - fs.writeFileSync(path, "", { - mode: node.mode - }); - } - }); - return node; - }, - rename(oldNode, newDir, newName) { - var oldPath = NODEFS.realPath(oldNode); - var newPath = PATH.join2(NODEFS.realPath(newDir), newName); - NODEFS.tryFSOperation(() => fs.renameSync(oldPath, newPath)); - oldNode.name = newName; - }, - unlink(parent, name) { - var path = PATH.join2(NODEFS.realPath(parent), name); - NODEFS.tryFSOperation(() => fs.unlinkSync(path)); - }, - rmdir(parent, name) { - var path = PATH.join2(NODEFS.realPath(parent), name); - NODEFS.tryFSOperation(() => fs.rmdirSync(path)); - }, - readdir(node) { - var path = NODEFS.realPath(node); - return NODEFS.tryFSOperation(() => fs.readdirSync(path)); - }, - symlink(parent, newName, oldPath) { - var newPath = PATH.join2(NODEFS.realPath(parent), newName); - NODEFS.tryFSOperation(() => fs.symlinkSync(oldPath, newPath)); - }, - readlink(node) { - var path = NODEFS.realPath(node); - return NODEFS.tryFSOperation(() => fs.readlinkSync(path)); - } - }, - stream_ops: { - open(stream) { - var path = NODEFS.realPath(stream.node); - NODEFS.tryFSOperation(() => { - if (FS.isFile(stream.node.mode)) { - stream.shared.refcount = 1; - stream.nfd = fs.openSync(path, NODEFS.flagsForNode(stream.flags)); - } - }); - }, - close(stream) { - NODEFS.tryFSOperation(() => { - if (FS.isFile(stream.node.mode) && stream.nfd && --stream.shared.refcount === 0) { - fs.closeSync(stream.nfd); - } - }); - }, - dup(stream) { - stream.shared.refcount++; - }, - read(stream, buffer, offset, length, position) { - if (length === 0) return 0; - return NODEFS.tryFSOperation(() => fs.readSync(stream.nfd, new Int8Array(buffer.buffer, offset, length), 0, length, position)); - }, - write(stream, buffer, offset, length, position) { - return NODEFS.tryFSOperation(() => fs.writeSync(stream.nfd, new Int8Array(buffer.buffer, offset, length), 0, length, position)); - }, - llseek(stream, offset, whence) { - var position = offset; - if (whence === 1) { - position += stream.position; - } else if (whence === 2) { - if (FS.isFile(stream.node.mode)) { - NODEFS.tryFSOperation(() => { - var stat = fs.fstatSync(stream.nfd); - position += stat.size; - }); - } - } - if (position < 0) { - throw new FS.ErrnoError(28); - } - return position; - }, - mmap(stream, length, position, prot, flags) { - if (!FS.isFile(stream.node.mode)) { - throw new FS.ErrnoError(43); - } - var ptr = mmapAlloc(length); - NODEFS.stream_ops.read(stream, HEAP8, ptr, length, position); - return { - ptr: ptr, - allocated: true - }; - }, - msync(stream, buffer, offset, length, mmapFlags) { - NODEFS.stream_ops.write(stream, buffer, 0, length, offset, false); - return 0; - } - } -}; - -var PROXYFS = { - mount(mount) { - return PROXYFS.createNode(null, "/", mount.opts.fs.lstat(mount.opts.root).mode, 0); - }, - createNode(parent, name, mode, dev) { - if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { - throw new FS.ErrnoError(ERRNO_CODES.EINVAL); - } - var node = FS.createNode(parent, name, mode); - node.node_ops = PROXYFS.node_ops; - node.stream_ops = PROXYFS.stream_ops; - return node; - }, - realPath(node) { - var parts = []; - while (node.parent !== node) { - parts.push(node.name); - node = node.parent; - } - parts.push(node.mount.opts.root); - parts.reverse(); - return PATH.join(...parts); - }, - node_ops: { - getattr(node) { - var path = PROXYFS.realPath(node); - var stat; - try { - stat = node.mount.opts.fs.lstat(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - return { - dev: stat.dev, - ino: stat.ino, - mode: stat.mode, - nlink: stat.nlink, - uid: stat.uid, - gid: stat.gid, - rdev: stat.rdev, - size: stat.size, - atime: stat.atime, - mtime: stat.mtime, - ctime: stat.ctime, - blksize: stat.blksize, - blocks: stat.blocks - }; - }, - setattr(node, attr) { - var path = PROXYFS.realPath(node); - try { - if (attr.mode !== undefined) { - node.mount.opts.fs.chmod(path, attr.mode); - node.mode = attr.mode; - } - if (attr.timestamp !== undefined) { - var date = new Date(attr.timestamp); - node.mount.opts.fs.utime(path, date, date); - } - if (attr.size !== undefined) { - node.mount.opts.fs.truncate(path, attr.size); - } - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - lookup(parent, name) { - try { - var path = PATH.join2(PROXYFS.realPath(parent), name); - var mode = parent.mount.opts.fs.lstat(path).mode; - var node = PROXYFS.createNode(parent, name, mode); - return node; - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - mknod(parent, name, mode, dev) { - var node = PROXYFS.createNode(parent, name, mode, dev); - var path = PROXYFS.realPath(node); - try { - if (FS.isDir(node.mode)) { - node.mount.opts.fs.mkdir(path, node.mode); - } else { - node.mount.opts.fs.writeFile(path, "", { - mode: node.mode - }); - } - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - return node; - }, - rename(oldNode, newDir, newName) { - var oldPath = PROXYFS.realPath(oldNode); - var newPath = PATH.join2(PROXYFS.realPath(newDir), newName); - try { - oldNode.mount.opts.fs.rename(oldPath, newPath); - oldNode.name = newName; - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - unlink(parent, name) { - var path = PATH.join2(PROXYFS.realPath(parent), name); - try { - parent.mount.opts.fs.unlink(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - rmdir(parent, name) { - var path = PATH.join2(PROXYFS.realPath(parent), name); - try { - parent.mount.opts.fs.rmdir(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - readdir(node) { - var path = PROXYFS.realPath(node); - try { - return node.mount.opts.fs.readdir(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - symlink(parent, newName, oldPath) { - var newPath = PATH.join2(PROXYFS.realPath(parent), newName); - try { - parent.mount.opts.fs.symlink(oldPath, newPath); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - readlink(node) { - var path = PROXYFS.realPath(node); - try { - return node.mount.opts.fs.readlink(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - } - }, - stream_ops: { - open(stream) { - var path = PROXYFS.realPath(stream.node); - try { - stream.nfd = stream.node.mount.opts.fs.open(path, stream.flags); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - close(stream) { - try { - stream.node.mount.opts.fs.close(stream.nfd); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - read(stream, buffer, offset, length, position) { - try { - return stream.node.mount.opts.fs.read(stream.nfd, buffer, offset, length, position); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - write(stream, buffer, offset, length, position) { - try { - return stream.node.mount.opts.fs.write(stream.nfd, buffer, offset, length, position); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - llseek(stream, offset, whence) { - var position = offset; - if (whence === 1) { - position += stream.position; - } else if (whence === 2) { - if (FS.isFile(stream.node.mode)) { - try { - var stat = stream.node.node_ops.getattr(stream.node); - position += stat.size; - } catch (e) { - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - } - } - if (position < 0) { - throw new FS.ErrnoError(ERRNO_CODES.EINVAL); - } - return position; - } - } -}; - -var FS = { - root: null, - mounts: [], - devices: {}, - streams: [], - nextInode: 1, - nameTable: null, - currentPath: "/", - initialized: false, - ignorePermissions: true, - ErrnoError: class { - constructor(errno) { - this.name = "ErrnoError"; - this.errno = errno; - } - }, - genericErrors: {}, - filesystems: null, - syncFSRequests: 0, - FSStream: class { - constructor() { - this.shared = {}; - } - get object() { - return this.node; - } - set object(val) { - this.node = val; - } - get isRead() { - return (this.flags & 2097155) !== 1; - } - get isWrite() { - return (this.flags & 2097155) !== 0; - } - get isAppend() { - return (this.flags & 1024); - } - get flags() { - return this.shared.flags; - } - set flags(val) { - this.shared.flags = val; - } - get position() { - return this.shared.position; - } - set position(val) { - this.shared.position = val; - } - }, - FSNode: class { - constructor(parent, name, mode, rdev) { - if (!parent) { - parent = this; - } - this.parent = parent; - this.mount = parent.mount; - this.mounted = null; - this.id = FS.nextInode++; - this.name = name; - this.mode = mode; - this.node_ops = {}; - this.stream_ops = {}; - this.rdev = rdev; - this.readMode = 292 | /*292*/ 73; - /*73*/ this.writeMode = 146; - } - /*146*/ get read() { - return (this.mode & this.readMode) === this.readMode; - } - set read(val) { - val ? this.mode |= this.readMode : this.mode &= ~this.readMode; - } - get write() { - return (this.mode & this.writeMode) === this.writeMode; - } - set write(val) { - val ? this.mode |= this.writeMode : this.mode &= ~this.writeMode; - } - get isFolder() { - return FS.isDir(this.mode); - } - get isDevice() { - return FS.isChrdev(this.mode); - } - }, - lookupPath(path, opts = {}) { - path = PATH_FS.resolve(path); - if (!path) return { - path: "", - node: null - }; - var defaults = { - follow_mount: true, - recurse_count: 0 - }; - opts = Object.assign(defaults, opts); - if (opts.recurse_count > 8) { - throw new FS.ErrnoError(32); - } - var parts = path.split("/").filter(p => !!p); - var current = FS.root; - var current_path = "/"; - for (var i = 0; i < parts.length; i++) { - var islast = (i === parts.length - 1); - if (islast && opts.parent) { - break; - } - current = FS.lookupNode(current, parts[i]); - current_path = PATH.join2(current_path, parts[i]); - if (FS.isMountpoint(current)) { - if (!islast || (islast && opts.follow_mount)) { - current = current.mounted.root; - } - } - if (!islast || opts.follow) { - var count = 0; - while (FS.isLink(current.mode)) { - var link = FS.readlink(current_path); - current_path = PATH_FS.resolve(PATH.dirname(current_path), link); - var lookup = FS.lookupPath(current_path, { - recurse_count: opts.recurse_count + 1 - }); - current = lookup.node; - if (count++ > 40) { - throw new FS.ErrnoError(32); - } - } - } - } - return { - path: current_path, - node: current - }; - }, - getPath(node) { - var path; - while (true) { - if (FS.isRoot(node)) { - var mount = node.mount.mountpoint; - if (!path) return mount; - return mount[mount.length - 1] !== "/" ? `${mount}/${path}` : mount + path; - } - path = path ? `${node.name}/${path}` : node.name; - node = node.parent; - } - }, - hashName(parentid, name) { - var hash = 0; - for (var i = 0; i < name.length; i++) { - hash = ((hash << 5) - hash + name.charCodeAt(i)) | 0; - } - return ((parentid + hash) >>> 0) % FS.nameTable.length; - }, - hashAddNode(node) { - var hash = FS.hashName(node.parent.id, node.name); - node.name_next = FS.nameTable[hash]; - FS.nameTable[hash] = node; - }, - hashRemoveNode(node) { - var hash = FS.hashName(node.parent.id, node.name); - if (FS.nameTable[hash] === node) { - FS.nameTable[hash] = node.name_next; - } else { - var current = FS.nameTable[hash]; - while (current) { - if (current.name_next === node) { - current.name_next = node.name_next; - break; - } - current = current.name_next; - } - } - }, - lookupNode(parent, name) { - var errCode = FS.mayLookup(parent); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - var hash = FS.hashName(parent.id, name); - for (var node = FS.nameTable[hash]; node; node = node.name_next) { - var nodeName = node.name; - if (node.parent.id === parent.id && nodeName === name) { - return node; - } - } - return FS.lookup(parent, name); - }, - createNode(parent, name, mode, rdev) { - var node = new FS.FSNode(parent, name, mode, rdev); - FS.hashAddNode(node); - return node; - }, - destroyNode(node) { - FS.hashRemoveNode(node); - }, - isRoot(node) { - return node === node.parent; - }, - isMountpoint(node) { - return !!node.mounted; - }, - isFile(mode) { - return (mode & 61440) === 32768; - }, - isDir(mode) { - return (mode & 61440) === 16384; - }, - isLink(mode) { - return (mode & 61440) === 40960; - }, - isChrdev(mode) { - return (mode & 61440) === 8192; - }, - isBlkdev(mode) { - return (mode & 61440) === 24576; - }, - isFIFO(mode) { - return (mode & 61440) === 4096; - }, - isSocket(mode) { - return (mode & 49152) === 49152; - }, - flagsToPermissionString(flag) { - var perms = [ "r", "w", "rw" ][flag & 3]; - if ((flag & 512)) { - perms += "w"; - } - return perms; - }, - nodePermissions(node, perms) { - if (FS.ignorePermissions) { - return 0; - } - if (perms.includes("r") && !(node.mode & 292)) { - return 2; - } else if (perms.includes("w") && !(node.mode & 146)) { - return 2; - } else if (perms.includes("x") && !(node.mode & 73)) { - return 2; - } - return 0; - }, - mayLookup(dir) { - if (!FS.isDir(dir.mode)) return 54; - var errCode = FS.nodePermissions(dir, "x"); - if (errCode) return errCode; - if (!dir.node_ops.lookup) return 2; - return 0; - }, - mayCreate(dir, name) { - try { - var node = FS.lookupNode(dir, name); - return 20; - } catch (e) {} - return FS.nodePermissions(dir, "wx"); - }, - mayDelete(dir, name, isdir) { - var node; - try { - node = FS.lookupNode(dir, name); - } catch (e) { - return e.errno; - } - var errCode = FS.nodePermissions(dir, "wx"); - if (errCode) { - return errCode; - } - if (isdir) { - if (!FS.isDir(node.mode)) { - return 54; - } - if (FS.isRoot(node) || FS.getPath(node) === FS.cwd()) { - return 10; - } - } else { - if (FS.isDir(node.mode)) { - return 31; - } - } - return 0; - }, - mayOpen(node, flags) { - if (!node) { - return 44; - } - if (FS.isLink(node.mode)) { - return 32; - } else if (FS.isDir(node.mode)) { - if (FS.flagsToPermissionString(flags) !== "r" || (flags & 512)) { - return 31; - } - } - return FS.nodePermissions(node, FS.flagsToPermissionString(flags)); - }, - MAX_OPEN_FDS: 4096, - nextfd() { - for (var fd = 0; fd <= FS.MAX_OPEN_FDS; fd++) { - if (!FS.streams[fd]) { - return fd; - } - } - throw new FS.ErrnoError(33); - }, - getStreamChecked(fd) { - var stream = FS.getStream(fd); - if (!stream) { - throw new FS.ErrnoError(8); - } - return stream; - }, - getStream: fd => FS.streams[fd], - createStream(stream, fd = -1) { - stream = Object.assign(new FS.FSStream, stream); - if (fd == -1) { - fd = FS.nextfd(); - } - stream.fd = fd; - FS.streams[fd] = stream; - return stream; - }, - closeStream(fd) { - FS.streams[fd] = null; - }, - dupStream(origStream, fd = -1) { - var stream = FS.createStream(origStream, fd); - stream.stream_ops?.dup?.(stream); - return stream; - }, - chrdev_stream_ops: { - open(stream) { - var device = FS.getDevice(stream.node.rdev); - stream.stream_ops = device.stream_ops; - stream.stream_ops.open?.(stream); - }, - llseek() { - throw new FS.ErrnoError(70); - } - }, - major: dev => ((dev) >> 8), - minor: dev => ((dev) & 255), - makedev: (ma, mi) => ((ma) << 8 | (mi)), - registerDevice(dev, ops) { - FS.devices[dev] = { - stream_ops: ops - }; - }, - getDevice: dev => FS.devices[dev], - getMounts(mount) { - var mounts = []; - var check = [ mount ]; - while (check.length) { - var m = check.pop(); - mounts.push(m); - check.push(...m.mounts); - } - return mounts; - }, - syncfs(populate, callback) { - if (typeof populate == "function") { - callback = populate; - populate = false; - } - FS.syncFSRequests++; - if (FS.syncFSRequests > 1) { - err(`warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work`); - } - var mounts = FS.getMounts(FS.root.mount); - var completed = 0; - function doCallback(errCode) { - FS.syncFSRequests--; - return callback(errCode); - } - function done(errCode) { - if (errCode) { - if (!done.errored) { - done.errored = true; - return doCallback(errCode); - } - return; - } - if (++completed >= mounts.length) { - doCallback(null); - } - } - mounts.forEach(mount => { - if (!mount.type.syncfs) { - return done(null); - } - mount.type.syncfs(mount, populate, done); - }); - }, - mount(type, opts, mountpoint) { - var root = mountpoint === "/"; - var pseudo = !mountpoint; - var node; - if (root && FS.root) { - throw new FS.ErrnoError(10); - } else if (!root && !pseudo) { - var lookup = FS.lookupPath(mountpoint, { - follow_mount: false - }); - mountpoint = lookup.path; - node = lookup.node; - if (FS.isMountpoint(node)) { - throw new FS.ErrnoError(10); - } - if (!FS.isDir(node.mode)) { - throw new FS.ErrnoError(54); - } - } - var mount = { - type: type, - opts: opts, - mountpoint: mountpoint, - mounts: [] - }; - var mountRoot = type.mount(mount); - mountRoot.mount = mount; - mount.root = mountRoot; - if (root) { - FS.root = mountRoot; - } else if (node) { - node.mounted = mount; - if (node.mount) { - node.mount.mounts.push(mount); - } - } - return mountRoot; - }, - unmount(mountpoint) { - var lookup = FS.lookupPath(mountpoint, { - follow_mount: false - }); - if (!FS.isMountpoint(lookup.node)) { - throw new FS.ErrnoError(28); - } - var node = lookup.node; - var mount = node.mounted; - var mounts = FS.getMounts(mount); - Object.keys(FS.nameTable).forEach(hash => { - var current = FS.nameTable[hash]; - while (current) { - var next = current.name_next; - if (mounts.includes(current.mount)) { - FS.destroyNode(current); - } - current = next; - } - }); - node.mounted = null; - var idx = node.mount.mounts.indexOf(mount); - node.mount.mounts.splice(idx, 1); - }, - lookup(parent, name) { - return parent.node_ops.lookup(parent, name); - }, - mknod(path, mode, dev) { - var lookup = FS.lookupPath(path, { - parent: true - }); - var parent = lookup.node; - var name = PATH.basename(path); - if (!name || name === "." || name === "..") { - throw new FS.ErrnoError(28); - } - var errCode = FS.mayCreate(parent, name); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!parent.node_ops.mknod) { - throw new FS.ErrnoError(63); - } - return parent.node_ops.mknod(parent, name, mode, dev); - }, - create(path, mode) { - mode = mode !== undefined ? mode : 438; - /* 0666 */ mode &= 4095; - mode |= 32768; - return FS.mknod(path, mode, 0); - }, - mkdir(path, mode) { - mode = mode !== undefined ? mode : 511; - /* 0777 */ mode &= 511 | 512; - mode |= 16384; - return FS.mknod(path, mode, 0); - }, - mkdirTree(path, mode) { - var dirs = path.split("/"); - var d = ""; - for (var i = 0; i < dirs.length; ++i) { - if (!dirs[i]) continue; - d += "/" + dirs[i]; - try { - FS.mkdir(d, mode); - } catch (e) { - if (e.errno != 20) throw e; - } - } - }, - mkdev(path, mode, dev) { - if (typeof dev == "undefined") { - dev = mode; - mode = 438; - } - /* 0666 */ mode |= 8192; - return FS.mknod(path, mode, dev); - }, - symlink(oldpath, newpath) { - if (!PATH_FS.resolve(oldpath)) { - throw new FS.ErrnoError(44); - } - var lookup = FS.lookupPath(newpath, { - parent: true - }); - var parent = lookup.node; - if (!parent) { - throw new FS.ErrnoError(44); - } - var newname = PATH.basename(newpath); - var errCode = FS.mayCreate(parent, newname); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!parent.node_ops.symlink) { - throw new FS.ErrnoError(63); - } - return parent.node_ops.symlink(parent, newname, oldpath); - }, - rename(old_path, new_path) { - var old_dirname = PATH.dirname(old_path); - var new_dirname = PATH.dirname(new_path); - var old_name = PATH.basename(old_path); - var new_name = PATH.basename(new_path); - var lookup, old_dir, new_dir; - lookup = FS.lookupPath(old_path, { - parent: true - }); - old_dir = lookup.node; - lookup = FS.lookupPath(new_path, { - parent: true - }); - new_dir = lookup.node; - if (!old_dir || !new_dir) throw new FS.ErrnoError(44); - if (old_dir.mount !== new_dir.mount) { - throw new FS.ErrnoError(75); - } - var old_node = FS.lookupNode(old_dir, old_name); - var relative = PATH_FS.relative(old_path, new_dirname); - if (relative.charAt(0) !== ".") { - throw new FS.ErrnoError(28); - } - relative = PATH_FS.relative(new_path, old_dirname); - if (relative.charAt(0) !== ".") { - throw new FS.ErrnoError(55); - } - var new_node; - try { - new_node = FS.lookupNode(new_dir, new_name); - } catch (e) {} - if (old_node === new_node) { - return; - } - var isdir = FS.isDir(old_node.mode); - var errCode = FS.mayDelete(old_dir, old_name, isdir); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - errCode = new_node ? FS.mayDelete(new_dir, new_name, isdir) : FS.mayCreate(new_dir, new_name); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!old_dir.node_ops.rename) { - throw new FS.ErrnoError(63); - } - if (FS.isMountpoint(old_node) || (new_node && FS.isMountpoint(new_node))) { - throw new FS.ErrnoError(10); - } - if (new_dir !== old_dir) { - errCode = FS.nodePermissions(old_dir, "w"); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - } - FS.hashRemoveNode(old_node); - try { - old_dir.node_ops.rename(old_node, new_dir, new_name); - old_node.parent = new_dir; - } catch (e) { - throw e; - } finally { - FS.hashAddNode(old_node); - } - }, - rmdir(path) { - var lookup = FS.lookupPath(path, { - parent: true - }); - var parent = lookup.node; - var name = PATH.basename(path); - var node = FS.lookupNode(parent, name); - var errCode = FS.mayDelete(parent, name, true); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!parent.node_ops.rmdir) { - throw new FS.ErrnoError(63); - } - if (FS.isMountpoint(node)) { - throw new FS.ErrnoError(10); - } - parent.node_ops.rmdir(parent, name); - FS.destroyNode(node); - }, - readdir(path) { - var lookup = FS.lookupPath(path, { - follow: true - }); - var node = lookup.node; - if (!node.node_ops.readdir) { - throw new FS.ErrnoError(54); - } - return node.node_ops.readdir(node); - }, - unlink(path) { - var lookup = FS.lookupPath(path, { - parent: true - }); - var parent = lookup.node; - if (!parent) { - throw new FS.ErrnoError(44); - } - var name = PATH.basename(path); - var node = FS.lookupNode(parent, name); - var errCode = FS.mayDelete(parent, name, false); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!parent.node_ops.unlink) { - throw new FS.ErrnoError(63); - } - if (FS.isMountpoint(node)) { - throw new FS.ErrnoError(10); - } - parent.node_ops.unlink(parent, name); - FS.destroyNode(node); - }, - readlink(path) { - var lookup = FS.lookupPath(path); - var link = lookup.node; - if (!link) { - throw new FS.ErrnoError(44); - } - if (!link.node_ops.readlink) { - throw new FS.ErrnoError(28); - } - return PATH_FS.resolve(FS.getPath(link.parent), link.node_ops.readlink(link)); - }, - stat(path, dontFollow) { - var lookup = FS.lookupPath(path, { - follow: !dontFollow - }); - var node = lookup.node; - if (!node) { - throw new FS.ErrnoError(44); - } - if (!node.node_ops.getattr) { - throw new FS.ErrnoError(63); - } - return node.node_ops.getattr(node); - }, - lstat(path) { - return FS.stat(path, true); - }, - chmod(path, mode, dontFollow) { - var node; - if (typeof path == "string") { - var lookup = FS.lookupPath(path, { - follow: !dontFollow - }); - node = lookup.node; - } else { - node = path; - } - if (!node.node_ops.setattr) { - throw new FS.ErrnoError(63); - } - node.node_ops.setattr(node, { - mode: (mode & 4095) | (node.mode & ~4095), - timestamp: Date.now() - }); - }, - lchmod(path, mode) { - FS.chmod(path, mode, true); - }, - fchmod(fd, mode) { - var stream = FS.getStreamChecked(fd); - FS.chmod(stream.node, mode); - }, - chown(path, uid, gid, dontFollow) { - var node; - if (typeof path == "string") { - var lookup = FS.lookupPath(path, { - follow: !dontFollow - }); - node = lookup.node; - } else { - node = path; - } - if (!node.node_ops.setattr) { - throw new FS.ErrnoError(63); - } - node.node_ops.setattr(node, { - timestamp: Date.now() - }); - }, - lchown(path, uid, gid) { - FS.chown(path, uid, gid, true); - }, - fchown(fd, uid, gid) { - var stream = FS.getStreamChecked(fd); - FS.chown(stream.node, uid, gid); - }, - truncate(path, len) { - if (len < 0) { - throw new FS.ErrnoError(28); - } - var node; - if (typeof path == "string") { - var lookup = FS.lookupPath(path, { - follow: true - }); - node = lookup.node; - } else { - node = path; - } - if (!node.node_ops.setattr) { - throw new FS.ErrnoError(63); - } - if (FS.isDir(node.mode)) { - throw new FS.ErrnoError(31); - } - if (!FS.isFile(node.mode)) { - throw new FS.ErrnoError(28); - } - var errCode = FS.nodePermissions(node, "w"); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - node.node_ops.setattr(node, { - size: len, - timestamp: Date.now() - }); - }, - ftruncate(fd, len) { - var stream = FS.getStreamChecked(fd); - if ((stream.flags & 2097155) === 0) { - throw new FS.ErrnoError(28); - } - FS.truncate(stream.node, len); - }, - utime(path, atime, mtime) { - var lookup = FS.lookupPath(path, { - follow: true - }); - var node = lookup.node; - node.node_ops.setattr(node, { - timestamp: Math.max(atime, mtime) - }); - }, - open(path, flags, mode) { - if (path === "") { - throw new FS.ErrnoError(44); - } - flags = typeof flags == "string" ? FS_modeStringToFlags(flags) : flags; - if ((flags & 64)) { - mode = typeof mode == "undefined" ? 438 : /* 0666 */ mode; - mode = (mode & 4095) | 32768; - } else { - mode = 0; - } - var node; - if (typeof path == "object") { - node = path; - } else { - path = PATH.normalize(path); - try { - var lookup = FS.lookupPath(path, { - follow: !(flags & 131072) - }); - node = lookup.node; - } catch (e) {} - } - var created = false; - if ((flags & 64)) { - if (node) { - if ((flags & 128)) { - throw new FS.ErrnoError(20); - } - } else { - node = FS.mknod(path, mode, 0); - created = true; - } - } - if (!node) { - throw new FS.ErrnoError(44); - } - if (FS.isChrdev(node.mode)) { - flags &= ~512; - } - if ((flags & 65536) && !FS.isDir(node.mode)) { - throw new FS.ErrnoError(54); - } - if (!created) { - var errCode = FS.mayOpen(node, flags); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - } - if ((flags & 512) && !created) { - FS.truncate(node, 0); - } - flags &= ~(128 | 512 | 131072); - var stream = FS.createStream({ - node: node, - path: FS.getPath(node), - flags: flags, - seekable: true, - position: 0, - stream_ops: node.stream_ops, - ungotten: [], - error: false - }); - if (stream.stream_ops.open) { - stream.stream_ops.open(stream); - } - if (Module["logReadFiles"] && !(flags & 1)) { - if (!FS.readFiles) FS.readFiles = {}; - if (!(path in FS.readFiles)) { - FS.readFiles[path] = 1; - } - } - return stream; - }, - close(stream) { - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if (stream.getdents) stream.getdents = null; - try { - if (stream.stream_ops.close) { - stream.stream_ops.close(stream); - } - } catch (e) { - throw e; - } finally { - FS.closeStream(stream.fd); - } - stream.fd = null; - }, - isClosed(stream) { - return stream.fd === null; - }, - llseek(stream, offset, whence) { - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if (!stream.seekable || !stream.stream_ops.llseek) { - throw new FS.ErrnoError(70); - } - if (whence != 0 && whence != 1 && whence != 2) { - throw new FS.ErrnoError(28); - } - stream.position = stream.stream_ops.llseek(stream, offset, whence); - stream.ungotten = []; - return stream.position; - }, - read(stream, buffer, offset, length, position) { - if (length < 0 || position < 0) { - throw new FS.ErrnoError(28); - } - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if ((stream.flags & 2097155) === 1) { - throw new FS.ErrnoError(8); - } - if (FS.isDir(stream.node.mode)) { - throw new FS.ErrnoError(31); - } - if (!stream.stream_ops.read) { - throw new FS.ErrnoError(28); - } - var seeking = typeof position != "undefined"; - if (!seeking) { - position = stream.position; - } else if (!stream.seekable) { - throw new FS.ErrnoError(70); - } - var bytesRead = stream.stream_ops.read(stream, buffer, offset, length, position); - if (!seeking) stream.position += bytesRead; - return bytesRead; - }, - write(stream, buffer, offset, length, position, canOwn) { - if (length < 0 || position < 0) { - throw new FS.ErrnoError(28); - } - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if ((stream.flags & 2097155) === 0) { - throw new FS.ErrnoError(8); - } - if (FS.isDir(stream.node.mode)) { - throw new FS.ErrnoError(31); - } - if (!stream.stream_ops.write) { - throw new FS.ErrnoError(28); - } - if (stream.seekable && stream.flags & 1024) { - FS.llseek(stream, 0, 2); - } - var seeking = typeof position != "undefined"; - if (!seeking) { - position = stream.position; - } else if (!stream.seekable) { - throw new FS.ErrnoError(70); - } - var bytesWritten = stream.stream_ops.write(stream, buffer, offset, length, position, canOwn); - if (!seeking) stream.position += bytesWritten; - return bytesWritten; - }, - allocate(stream, offset, length) { - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if (offset < 0 || length <= 0) { - throw new FS.ErrnoError(28); - } - if ((stream.flags & 2097155) === 0) { - throw new FS.ErrnoError(8); - } - if (!FS.isFile(stream.node.mode) && !FS.isDir(stream.node.mode)) { - throw new FS.ErrnoError(43); - } - if (!stream.stream_ops.allocate) { - throw new FS.ErrnoError(138); - } - stream.stream_ops.allocate(stream, offset, length); - }, - mmap(stream, length, position, prot, flags) { - if ((prot & 2) !== 0 && (flags & 2) === 0 && (stream.flags & 2097155) !== 2) { - throw new FS.ErrnoError(2); - } - if ((stream.flags & 2097155) === 1) { - throw new FS.ErrnoError(2); - } - if (!stream.stream_ops.mmap) { - throw new FS.ErrnoError(43); - } - return stream.stream_ops.mmap(stream, length, position, prot, flags); - }, - msync(stream, buffer, offset, length, mmapFlags) { - if (!stream.stream_ops.msync) { - return 0; - } - return stream.stream_ops.msync(stream, buffer, offset, length, mmapFlags); - }, - ioctl(stream, cmd, arg) { - if (!stream.stream_ops.ioctl) { - throw new FS.ErrnoError(59); - } - return stream.stream_ops.ioctl(stream, cmd, arg); - }, - readFile(path, opts = {}) { - opts.flags = opts.flags || 0; - opts.encoding = opts.encoding || "binary"; - if (opts.encoding !== "utf8" && opts.encoding !== "binary") { - throw new Error(`Invalid encoding type "${opts.encoding}"`); - } - var ret; - var stream = FS.open(path, opts.flags); - var stat = FS.stat(path); - var length = stat.size; - var buf = new Uint8Array(length); - FS.read(stream, buf, 0, length, 0); - if (opts.encoding === "utf8") { - ret = UTF8ArrayToString(buf, 0); - } else if (opts.encoding === "binary") { - ret = buf; - } - FS.close(stream); - return ret; - }, - writeFile(path, data, opts = {}) { - opts.flags = opts.flags || 577; - var stream = FS.open(path, opts.flags, opts.mode); - if (typeof data == "string") { - var buf = new Uint8Array(lengthBytesUTF8(data) + 1); - var actualNumBytes = stringToUTF8Array(data, buf, 0, buf.length); - FS.write(stream, buf, 0, actualNumBytes, undefined, opts.canOwn); - } else if (ArrayBuffer.isView(data)) { - FS.write(stream, data, 0, data.byteLength, undefined, opts.canOwn); - } else { - throw new Error("Unsupported data type"); - } - FS.close(stream); - }, - cwd: () => FS.currentPath, - chdir(path) { - var lookup = FS.lookupPath(path, { - follow: true - }); - if (lookup.node === null) { - throw new FS.ErrnoError(44); - } - if (!FS.isDir(lookup.node.mode)) { - throw new FS.ErrnoError(54); - } - var errCode = FS.nodePermissions(lookup.node, "x"); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - FS.currentPath = lookup.path; - }, - createDefaultDirectories() { - FS.mkdir("/tmp"); - FS.mkdir("/home"); - FS.mkdir("/home/web_user"); - }, - createDefaultDevices() { - FS.mkdir("/dev"); - FS.registerDevice(FS.makedev(1, 3), { - read: () => 0, - write: (stream, buffer, offset, length, pos) => length - }); - FS.mkdev("/dev/null", FS.makedev(1, 3)); - TTY.register(FS.makedev(5, 0), TTY.default_tty_ops); - TTY.register(FS.makedev(6, 0), TTY.default_tty1_ops); - FS.mkdev("/dev/tty", FS.makedev(5, 0)); - FS.mkdev("/dev/tty1", FS.makedev(6, 0)); - var randomBuffer = new Uint8Array(1024), randomLeft = 0; - var randomByte = () => { - if (randomLeft === 0) { - randomLeft = randomFill(randomBuffer).byteLength; - } - return randomBuffer[--randomLeft]; - }; - FS.createDevice("/dev", "random", randomByte); - FS.createDevice("/dev", "urandom", randomByte); - FS.mkdir("/dev/shm"); - FS.mkdir("/dev/shm/tmp"); - }, - createSpecialDirectories() { - FS.mkdir("/proc"); - var proc_self = FS.mkdir("/proc/self"); - FS.mkdir("/proc/self/fd"); - FS.mount({ - mount() { - var node = FS.createNode(proc_self, "fd", 16384 | 511, /* 0777 */ 73); - node.node_ops = { - lookup(parent, name) { - var fd = +name; - var stream = FS.getStreamChecked(fd); - var ret = { - parent: null, - mount: { - mountpoint: "fake" - }, - node_ops: { - readlink: () => stream.path - } - }; - ret.parent = ret; - return ret; - } - }; - return node; - } - }, {}, "/proc/self/fd"); - }, - createStandardStreams() { - if (Module["stdin"]) { - FS.createDevice("/dev", "stdin", Module["stdin"]); - } else { - FS.symlink("/dev/tty", "/dev/stdin"); - } - if (Module["stdout"]) { - FS.createDevice("/dev", "stdout", null, Module["stdout"]); - } else { - FS.symlink("/dev/tty", "/dev/stdout"); - } - if (Module["stderr"]) { - FS.createDevice("/dev", "stderr", null, Module["stderr"]); - } else { - FS.symlink("/dev/tty1", "/dev/stderr"); - } - var stdin = FS.open("/dev/stdin", 0); - var stdout = FS.open("/dev/stdout", 1); - var stderr = FS.open("/dev/stderr", 1); - }, - staticInit() { - [ 44 ].forEach(code => { - FS.genericErrors[code] = new FS.ErrnoError(code); - FS.genericErrors[code].stack = ""; - }); - FS.nameTable = new Array(4096); - FS.mount(MEMFS, {}, "/"); - FS.createDefaultDirectories(); - FS.createDefaultDevices(); - FS.createSpecialDirectories(); - FS.filesystems = { - "MEMFS": MEMFS, - "NODEFS": NODEFS, - "PROXYFS": PROXYFS - }; - }, - init(input, output, error) { - FS.init.initialized = true; - Module["stdin"] = input || Module["stdin"]; - Module["stdout"] = output || Module["stdout"]; - Module["stderr"] = error || Module["stderr"]; - FS.createStandardStreams(); - }, - quit() { - FS.init.initialized = false; - _fflush(0); - for (var i = 0; i < FS.streams.length; i++) { - var stream = FS.streams[i]; - if (!stream) { - continue; - } - FS.close(stream); - } - }, - findObject(path, dontResolveLastLink) { - var ret = FS.analyzePath(path, dontResolveLastLink); - if (!ret.exists) { - return null; - } - return ret.object; - }, - analyzePath(path, dontResolveLastLink) { - try { - var lookup = FS.lookupPath(path, { - follow: !dontResolveLastLink - }); - path = lookup.path; - } catch (e) {} - var ret = { - isRoot: false, - exists: false, - error: 0, - name: null, - path: null, - object: null, - parentExists: false, - parentPath: null, - parentObject: null - }; - try { - var lookup = FS.lookupPath(path, { - parent: true - }); - ret.parentExists = true; - ret.parentPath = lookup.path; - ret.parentObject = lookup.node; - ret.name = PATH.basename(path); - lookup = FS.lookupPath(path, { - follow: !dontResolveLastLink - }); - ret.exists = true; - ret.path = lookup.path; - ret.object = lookup.node; - ret.name = lookup.node.name; - ret.isRoot = lookup.path === "/"; - } catch (e) { - ret.error = e.errno; - } - return ret; - }, - createPath(parent, path, canRead, canWrite) { - parent = typeof parent == "string" ? parent : FS.getPath(parent); - var parts = path.split("/").reverse(); - while (parts.length) { - var part = parts.pop(); - if (!part) continue; - var current = PATH.join2(parent, part); - try { - FS.mkdir(current); - } catch (e) {} - parent = current; - } - return current; - }, - createFile(parent, name, properties, canRead, canWrite) { - var path = PATH.join2(typeof parent == "string" ? parent : FS.getPath(parent), name); - var mode = FS_getMode(canRead, canWrite); - return FS.create(path, mode); - }, - createDataFile(parent, name, data, canRead, canWrite, canOwn) { - var path = name; - if (parent) { - parent = typeof parent == "string" ? parent : FS.getPath(parent); - path = name ? PATH.join2(parent, name) : parent; - } - var mode = FS_getMode(canRead, canWrite); - var node = FS.create(path, mode); - if (data) { - if (typeof data == "string") { - var arr = new Array(data.length); - for (var i = 0, len = data.length; i < len; ++i) arr[i] = data.charCodeAt(i); - data = arr; - } - FS.chmod(node, mode | 146); - var stream = FS.open(node, 577); - FS.write(stream, data, 0, data.length, 0, canOwn); - FS.close(stream); - FS.chmod(node, mode); - } - }, - createDevice(parent, name, input, output) { - var path = PATH.join2(typeof parent == "string" ? parent : FS.getPath(parent), name); - var mode = FS_getMode(!!input, !!output); - if (!FS.createDevice.major) FS.createDevice.major = 64; - var dev = FS.makedev(FS.createDevice.major++, 0); - FS.registerDevice(dev, { - open(stream) { - stream.seekable = false; - }, - close(stream) { - if (output?.buffer?.length) { - output(10); - } - }, - read(stream, buffer, offset, length, pos) { - /* ignored */ var bytesRead = 0; - for (var i = 0; i < length; i++) { - var result; - try { - result = input(); - } catch (e) { - throw new FS.ErrnoError(29); - } - if (result === undefined && bytesRead === 0) { - throw new FS.ErrnoError(6); - } - if (result === null || result === undefined) break; - bytesRead++; - buffer[offset + i] = result; - } - if (bytesRead) { - stream.node.timestamp = Date.now(); - } - return bytesRead; - }, - write(stream, buffer, offset, length, pos) { - for (var i = 0; i < length; i++) { - try { - output(buffer[offset + i]); - } catch (e) { - throw new FS.ErrnoError(29); - } - } - if (length) { - stream.node.timestamp = Date.now(); - } - return i; - } - }); - return FS.mkdev(path, mode, dev); - }, - forceLoadFile(obj) { - if (obj.isDevice || obj.isFolder || obj.link || obj.contents) return true; - if (typeof XMLHttpRequest != "undefined") { - throw new Error("Lazy loading should have been performed (contents set) in createLazyFile, but it was not. Lazy loading only works in web workers. Use --embed-file or --preload-file in emcc on the main thread."); - } else if (read_) { - try { - obj.contents = intArrayFromString(read_(obj.url), true); - obj.usedBytes = obj.contents.length; - } catch (e) { - throw new FS.ErrnoError(29); - } - } else { - throw new Error("Cannot load without read() or XMLHttpRequest."); - } - }, - createLazyFile(parent, name, url, canRead, canWrite) { - class LazyUint8Array { - constructor() { - this.lengthKnown = false; - this.chunks = []; - } - get(idx) { - if (idx > this.length - 1 || idx < 0) { - return undefined; - } - var chunkOffset = idx % this.chunkSize; - var chunkNum = (idx / this.chunkSize) | 0; - return this.getter(chunkNum)[chunkOffset]; - } - setDataGetter(getter) { - this.getter = getter; - } - cacheLength() { - var xhr = new XMLHttpRequest; - xhr.open("HEAD", url, false); - xhr.send(null); - if (!(xhr.status >= 200 && xhr.status < 300 || xhr.status === 304)) throw new Error("Couldn't load " + url + ". Status: " + xhr.status); - var datalength = Number(xhr.getResponseHeader("Content-length")); - var header; - var hasByteServing = (header = xhr.getResponseHeader("Accept-Ranges")) && header === "bytes"; - var usesGzip = (header = xhr.getResponseHeader("Content-Encoding")) && header === "gzip"; - var chunkSize = 1024 * 1024; - if (!hasByteServing) chunkSize = datalength; - var doXHR = (from, to) => { - if (from > to) throw new Error("invalid range (" + from + ", " + to + ") or no bytes requested!"); - if (to > datalength - 1) throw new Error("only " + datalength + " bytes available! programmer error!"); - var xhr = new XMLHttpRequest; - xhr.open("GET", url, false); - if (datalength !== chunkSize) xhr.setRequestHeader("Range", "bytes=" + from + "-" + to); - xhr.responseType = "arraybuffer"; - if (xhr.overrideMimeType) { - xhr.overrideMimeType("text/plain; charset=x-user-defined"); - } - xhr.send(null); - if (!(xhr.status >= 200 && xhr.status < 300 || xhr.status === 304)) throw new Error("Couldn't load " + url + ". Status: " + xhr.status); - if (xhr.response !== undefined) { - return new Uint8Array(/** @type{Array} */ (xhr.response || [])); - } - return intArrayFromString(xhr.responseText || "", true); - }; - var lazyArray = this; - lazyArray.setDataGetter(chunkNum => { - var start = chunkNum * chunkSize; - var end = (chunkNum + 1) * chunkSize - 1; - end = Math.min(end, datalength - 1); - if (typeof lazyArray.chunks[chunkNum] == "undefined") { - lazyArray.chunks[chunkNum] = doXHR(start, end); - } - if (typeof lazyArray.chunks[chunkNum] == "undefined") throw new Error("doXHR failed!"); - return lazyArray.chunks[chunkNum]; - }); - if (usesGzip || !datalength) { - chunkSize = datalength = 1; - datalength = this.getter(0).length; - chunkSize = datalength; - out("LazyFiles on gzip forces download of the whole file when length is accessed"); - } - this._length = datalength; - this._chunkSize = chunkSize; - this.lengthKnown = true; - } - get length() { - if (!this.lengthKnown) { - this.cacheLength(); - } - return this._length; - } - get chunkSize() { - if (!this.lengthKnown) { - this.cacheLength(); - } - return this._chunkSize; - } - } - if (typeof XMLHttpRequest != "undefined") { - if (!ENVIRONMENT_IS_WORKER) throw "Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc"; - var lazyArray = new LazyUint8Array; - var properties = { - isDevice: false, - contents: lazyArray - }; - } else { - var properties = { - isDevice: false, - url: url - }; - } - var node = FS.createFile(parent, name, properties, canRead, canWrite); - if (properties.contents) { - node.contents = properties.contents; - } else if (properties.url) { - node.contents = null; - node.url = properties.url; - } - Object.defineProperties(node, { - usedBytes: { - get: function() { - return this.contents.length; - } - } - }); - var stream_ops = {}; - var keys = Object.keys(node.stream_ops); - keys.forEach(key => { - var fn = node.stream_ops[key]; - stream_ops[key] = (...args) => { - FS.forceLoadFile(node); - return fn(...args); - }; - }); - function writeChunks(stream, buffer, offset, length, position) { - var contents = stream.node.contents; - if (position >= contents.length) return 0; - var size = Math.min(contents.length - position, length); - if (contents.slice) { - for (var i = 0; i < size; i++) { - buffer[offset + i] = contents[position + i]; - } - } else { - for (var i = 0; i < size; i++) { - buffer[offset + i] = contents.get(position + i); - } - } - return size; - } - stream_ops.read = (stream, buffer, offset, length, position) => { - FS.forceLoadFile(node); - return writeChunks(stream, buffer, offset, length, position); - }; - stream_ops.mmap = (stream, length, position, prot, flags) => { - FS.forceLoadFile(node); - var ptr = mmapAlloc(length); - if (!ptr) { - throw new FS.ErrnoError(48); - } - writeChunks(stream, HEAP8, ptr, length, position); - return { - ptr: ptr, - allocated: true - }; - }; - node.stream_ops = stream_ops; - return node; - } -}; - -Module["FS"] = FS; - -var SOCKFS = { - mount(mount) { - Module["websocket"] = (Module["websocket"] && ("object" === typeof Module["websocket"])) ? Module["websocket"] : {}; - Module["websocket"]._callbacks = {}; - Module["websocket"]["on"] = /** @this{Object} */ function(event, callback) { - if ("function" === typeof callback) { - this._callbacks[event] = callback; - } - return this; - }; - Module["websocket"].emit = /** @this{Object} */ function(event, param) { - if ("function" === typeof this._callbacks[event]) { - this._callbacks[event].call(this, param); - } - }; - return FS.createNode(null, "/", 16384 | 511, /* 0777 */ 0); - }, - createSocket(family, type, protocol) { - type &= ~526336; - var streaming = type == 1; - if (streaming && protocol && protocol != 6) { - throw new FS.ErrnoError(66); - } - var sock = { - family: family, - type: type, - protocol: protocol, - server: null, - error: null, - peers: {}, - pending: [], - recv_queue: [], - sock_ops: SOCKFS.websocket_sock_ops - }; - var name = SOCKFS.nextname(); - var node = FS.createNode(SOCKFS.root, name, 49152, 0); - node.sock = sock; - var stream = FS.createStream({ - path: name, - node: node, - flags: 2, - seekable: false, - stream_ops: SOCKFS.stream_ops - }); - sock.stream = stream; - return sock; - }, - getSocket(fd) { - var stream = FS.getStream(fd); - if (!stream || !FS.isSocket(stream.node.mode)) { - return null; - } - return stream.node.sock; - }, - stream_ops: { - poll(stream) { - var sock = stream.node.sock; - return sock.sock_ops.poll(sock); - }, - ioctl(stream, request, varargs) { - var sock = stream.node.sock; - return sock.sock_ops.ioctl(sock, request, varargs); - }, - read(stream, buffer, offset, length, position) { - /* ignored */ var sock = stream.node.sock; - var msg = sock.sock_ops.recvmsg(sock, length); - if (!msg) { - return 0; - } - buffer.set(msg.buffer, offset); - return msg.buffer.length; - }, - write(stream, buffer, offset, length, position) { - /* ignored */ var sock = stream.node.sock; - return sock.sock_ops.sendmsg(sock, buffer, offset, length); - }, - close(stream) { - var sock = stream.node.sock; - sock.sock_ops.close(sock); - } - }, - nextname() { - if (!SOCKFS.nextname.current) { - SOCKFS.nextname.current = 0; - } - return "socket[" + (SOCKFS.nextname.current++) + "]"; - }, - websocket_sock_ops: { - createPeer(sock, addr, port) { - var ws; - if (typeof addr == "object") { - ws = addr; - addr = null; - port = null; - } - if (ws) { - if (ws._socket) { - addr = ws._socket.remoteAddress; - port = ws._socket.remotePort; - } else { - var result = /ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url); - if (!result) { - throw new Error("WebSocket URL must be in the format ws(s)://address:port"); - } - addr = result[1]; - port = parseInt(result[2], 10); - } - } else { - try { - var runtimeConfig = (Module["websocket"] && ("object" === typeof Module["websocket"])); - var url = "ws:#".replace("#", "//"); - if (runtimeConfig) { - if("function"===typeof Module["websocket"]["url"]) { -url = Module["websocket"]["url"](...arguments); -}else if ("string" === typeof Module["websocket"]["url"]) { - url = Module["websocket"]["url"]; - } - } - if (url === "ws://" || url === "wss://") { - var parts = addr.split("/"); - url = url + parts[0] + ":" + port + "/" + parts.slice(1).join("/"); - } - var subProtocols = "binary"; - if (runtimeConfig) { - if ("string" === typeof Module["websocket"]["subprotocol"]) { - subProtocols = Module["websocket"]["subprotocol"]; - } - } - var opts = undefined; - if (subProtocols !== "null") { - subProtocols = subProtocols.replace(/^ +| +$/g, "").split(/ *, */); - opts = subProtocols; - } - if (runtimeConfig && null === Module["websocket"]["subprotocol"]) { - subProtocols = "null"; - opts = undefined; - } - var WebSocketConstructor; - if (ENVIRONMENT_IS_NODE) { - WebSocketConstructor = /** @type{(typeof WebSocket)} */ (require("ws")); - } else { - WebSocketConstructor = WebSocket; - } - if (Module['websocket']['decorator']) {WebSocketConstructor = Module['websocket']['decorator'](WebSocketConstructor);}ws = new WebSocketConstructor(url, opts); - ws.binaryType = "arraybuffer"; - } catch (e) { - throw new FS.ErrnoError(23); - } - } - var peer = { - addr: addr, - port: port, - socket: ws, - dgram_send_queue: [] - }; - SOCKFS.websocket_sock_ops.addPeer(sock, peer); - SOCKFS.websocket_sock_ops.handlePeerEvents(sock, peer); - if (sock.type === 2 && typeof sock.sport != "undefined") { - peer.dgram_send_queue.push(new Uint8Array([ 255, 255, 255, 255, "p".charCodeAt(0), "o".charCodeAt(0), "r".charCodeAt(0), "t".charCodeAt(0), ((sock.sport & 65280) >> 8), (sock.sport & 255) ])); - } - return peer; - }, - getPeer(sock, addr, port) { - return sock.peers[addr + ":" + port]; - }, - addPeer(sock, peer) { - sock.peers[peer.addr + ":" + peer.port] = peer; - }, - removePeer(sock, peer) { - delete sock.peers[peer.addr + ":" + peer.port]; - }, - handlePeerEvents(sock, peer) { - var first = true; - var handleOpen = function() { - Module["websocket"].emit("open", sock.stream.fd); - try { - var queued = peer.dgram_send_queue.shift(); - while (queued) { - peer.socket.send(queued); - queued = peer.dgram_send_queue.shift(); - } - } catch (e) { - peer.socket.close(); - } - }; - function handleMessage(data) { - if (typeof data == "string") { - var encoder = new TextEncoder; - data = encoder.encode(data); - } else { - assert(data.byteLength !== undefined); - if (data.byteLength == 0) { - return; - } - data = new Uint8Array(data); - } - var wasfirst = first; - first = false; - if (wasfirst && data.length === 10 && data[0] === 255 && data[1] === 255 && data[2] === 255 && data[3] === 255 && data[4] === "p".charCodeAt(0) && data[5] === "o".charCodeAt(0) && data[6] === "r".charCodeAt(0) && data[7] === "t".charCodeAt(0)) { - var newport = ((data[8] << 8) | data[9]); - SOCKFS.websocket_sock_ops.removePeer(sock, peer); - peer.port = newport; - SOCKFS.websocket_sock_ops.addPeer(sock, peer); - return; - } - sock.recv_queue.push({ - addr: peer.addr, - port: peer.port, - data: data - }); - Module["websocket"].emit("message", sock.stream.fd); - } - if (ENVIRONMENT_IS_NODE) { - peer.socket.on("open", handleOpen); - peer.socket.on("message", function(data, isBinary) { - if (!isBinary) { - return; - } - handleMessage((new Uint8Array(data)).buffer); - }); - peer.socket.on("close", function() { - Module["websocket"].emit("close", sock.stream.fd); - }); - peer.socket.on("error", function(error) { - sock.error = 14; - Module["websocket"].emit("error", [ sock.stream.fd, sock.error, "ECONNREFUSED: Connection refused" ]); - }); - } else { - peer.socket.onopen = handleOpen; - peer.socket.onclose = function() { - Module["websocket"].emit("close", sock.stream.fd); - }; - peer.socket.onmessage = function peer_socket_onmessage(event) { - handleMessage(event.data); - }; - peer.socket.onerror = function(error) { - sock.error = 14; - Module["websocket"].emit("error", [ sock.stream.fd, sock.error, "ECONNREFUSED: Connection refused" ]); - }; - } - }, - poll(sock) { - if (sock.type === 1 && sock.server) { - return sock.pending.length ? (64 | 1) : 0; - } - var mask = 0; - var dest = sock.type === 1 ? SOCKFS.websocket_sock_ops.getPeer(sock, sock.daddr, sock.dport) : null; - if (sock.recv_queue.length || !dest || (dest && dest.socket.readyState === dest.socket.CLOSING) || (dest && dest.socket.readyState === dest.socket.CLOSED)) { - mask |= (64 | 1); - } - if (!dest || (dest && dest.socket.readyState === dest.socket.OPEN)) { - mask |= 4; - } - if ((dest && dest.socket.readyState === dest.socket.CLOSING) || (dest && dest.socket.readyState === dest.socket.CLOSED)) { - mask |= 16; - } - return mask; - }, - ioctl(sock, request, arg) { - switch (request) { - case 21531: - var bytes = 0; - if (sock.recv_queue.length) { - bytes = sock.recv_queue[0].data.length; - } - HEAP32[((arg) >> 2)] = bytes; - return 0; - - default: - return 28; - } - }, - close(sock) { - if (sock.server) { - try { - sock.server.close(); - } catch (e) {} - sock.server = null; - } - var peers = Object.keys(sock.peers); - for (var i = 0; i < peers.length; i++) { - var peer = sock.peers[peers[i]]; - try { - peer.socket.close(); - } catch (e) {} - SOCKFS.websocket_sock_ops.removePeer(sock, peer); - } - return 0; - }, - bind(sock, addr, port) { - if (typeof sock.saddr != "undefined" || typeof sock.sport != "undefined") { - throw new FS.ErrnoError(28); - } - sock.saddr = addr; - sock.sport = port; - if (sock.type === 2) { - if (sock.server) { - sock.server.close(); - sock.server = null; - } - try { - sock.sock_ops.listen(sock, 0); - } catch (e) { - if (!(e.name === "ErrnoError")) throw e; - if (e.errno !== 138) throw e; - } - } - }, - connect(sock, addr, port) { - if (sock.server) { - throw new FS.ErrnoError(138); - } - if (typeof sock.daddr != "undefined" && typeof sock.dport != "undefined") { - var dest = SOCKFS.websocket_sock_ops.getPeer(sock, sock.daddr, sock.dport); - if (dest) { - if (dest.socket.readyState === dest.socket.CONNECTING) { - throw new FS.ErrnoError(7); - } else { - throw new FS.ErrnoError(30); - } - } - } - var peer = SOCKFS.websocket_sock_ops.createPeer(sock, addr, port); - sock.daddr = peer.addr; - sock.dport = peer.port; - throw new FS.ErrnoError(26); - }, - listen(sock, backlog) { - if (!ENVIRONMENT_IS_NODE) { - throw new FS.ErrnoError(138); - } - if (sock.server) { - throw new FS.ErrnoError(28); - } - var WebSocketServer = require("ws").Server; - var host = sock.saddr; - if (Module['websocket']['serverDecorator']) {WebSocketServer = Module['websocket']['serverDecorator'](WebSocketServer);}sock.server = new WebSocketServer({ - host: host, - port: sock.sport - }); - Module["websocket"].emit("listen", sock.stream.fd); - sock.server.on("connection", function(ws) { - if (sock.type === 1) { - var newsock = SOCKFS.createSocket(sock.family, sock.type, sock.protocol); - var peer = SOCKFS.websocket_sock_ops.createPeer(newsock, ws); - newsock.daddr = peer.addr; - newsock.dport = peer.port; - sock.pending.push(newsock); - Module["websocket"].emit("connection", newsock.stream.fd); - } else { - SOCKFS.websocket_sock_ops.createPeer(sock, ws); - Module["websocket"].emit("connection", sock.stream.fd); - } - }); - sock.server.on("close", function() { - Module["websocket"].emit("close", sock.stream.fd); - sock.server = null; - }); - sock.server.on("error", function(error) { - sock.error = 23; - Module["websocket"].emit("error", [ sock.stream.fd, sock.error, "EHOSTUNREACH: Host is unreachable" ]); - }); - }, - accept(listensock) { - if (!listensock.server || !listensock.pending.length) { - throw new FS.ErrnoError(28); - } - var newsock = listensock.pending.shift(); - newsock.stream.flags = listensock.stream.flags; - return newsock; - }, - getname(sock, peer) { - var addr, port; - if (peer) { - if (sock.daddr === undefined || sock.dport === undefined) { - throw new FS.ErrnoError(53); - } - addr = sock.daddr; - port = sock.dport; - } else { - addr = sock.saddr || 0; - port = sock.sport || 0; - } - return { - addr: addr, - port: port - }; - }, - sendmsg(sock, buffer, offset, length, addr, port) { - if (sock.type === 2) { - if (addr === undefined || port === undefined) { - addr = sock.daddr; - port = sock.dport; - } - if (addr === undefined || port === undefined) { - throw new FS.ErrnoError(17); - } - } else { - addr = sock.daddr; - port = sock.dport; - } - var dest = SOCKFS.websocket_sock_ops.getPeer(sock, addr, port); - if (sock.type === 1) { - if (!dest || dest.socket.readyState === dest.socket.CLOSING || dest.socket.readyState === dest.socket.CLOSED) { - throw new FS.ErrnoError(53); - } else if (dest.socket.readyState === dest.socket.CONNECTING) { - throw new FS.ErrnoError(6); - } - } - if (ArrayBuffer.isView(buffer)) { - offset += buffer.byteOffset; - buffer = buffer.buffer; - } - var data; - data = buffer.slice(offset, offset + length); - if (sock.type === 2) { - if (!dest || dest.socket.readyState !== dest.socket.OPEN) { - if (!dest || dest.socket.readyState === dest.socket.CLOSING || dest.socket.readyState === dest.socket.CLOSED) { - dest = SOCKFS.websocket_sock_ops.createPeer(sock, addr, port); - } - dest.dgram_send_queue.push(data); - return length; - } - } - try { - dest.socket.send(data); - return length; - } catch (e) { - throw new FS.ErrnoError(28); - } - }, - recvmsg(sock, length, flags) { - if (sock.type === 1 && sock.server) { - throw new FS.ErrnoError(53); - } - var queued = sock.recv_queue.shift(); - if (!queued) { - if (sock.type === 1) { - var dest = SOCKFS.websocket_sock_ops.getPeer(sock, sock.daddr, sock.dport); - if (!dest) { - throw new FS.ErrnoError(53); - } - if (dest.socket.readyState === dest.socket.CLOSING || dest.socket.readyState === dest.socket.CLOSED) { - return null; - } - throw new FS.ErrnoError(6); - } - throw new FS.ErrnoError(6); - } - var queuedLength = queued.data.byteLength || queued.data.length; - var queuedOffset = queued.data.byteOffset || 0; - var queuedBuffer = queued.data.buffer || queued.data; - var bytesRead = Math.min(length, queuedLength); - var res = { - buffer: new Uint8Array(queuedBuffer, queuedOffset, bytesRead), - addr: queued.addr, - port: queued.port - }; - if (flags&2) {bytesRead = 0;} if (sock.type === 1 && bytesRead < queuedLength) { - var bytesRemaining = queuedLength - bytesRead; - queued.data = new Uint8Array(queuedBuffer, queuedOffset + bytesRead, bytesRemaining); - sock.recv_queue.unshift(queued); - } - return res; - } - } -}; - -var getSocketFromFD = fd => { - var socket = SOCKFS.getSocket(fd); - if (!socket) throw new FS.ErrnoError(8); - return socket; -}; - -var inetPton4 = str => { - var b = str.split("."); - for (var i = 0; i < 4; i++) { - var tmp = Number(b[i]); - if (isNaN(tmp)) return null; - b[i] = tmp; - } - return (b[0] | (b[1] << 8) | (b[2] << 16) | (b[3] << 24)) >>> 0; -}; - -/** @suppress {checkTypes} */ var jstoi_q = str => parseInt(str); - -var inetPton6 = str => { - var words; - var w, offset, z; - /* http://home.deds.nl/~aeron/regex/ */ var valid6regx = /^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i; - var parts = []; - if (!valid6regx.test(str)) { - return null; - } - if (str === "::") { - return [ 0, 0, 0, 0, 0, 0, 0, 0 ]; - } - if (str.startsWith("::")) { - str = str.replace("::", "Z:"); - } else { - str = str.replace("::", ":Z:"); - } - if (str.indexOf(".") > 0) { - str = str.replace(new RegExp("[.]", "g"), ":"); - words = str.split(":"); - words[words.length - 4] = jstoi_q(words[words.length - 4]) + jstoi_q(words[words.length - 3]) * 256; - words[words.length - 3] = jstoi_q(words[words.length - 2]) + jstoi_q(words[words.length - 1]) * 256; - words = words.slice(0, words.length - 2); - } else { - words = str.split(":"); - } - offset = 0; - z = 0; - for (w = 0; w < words.length; w++) { - if (typeof words[w] == "string") { - if (words[w] === "Z") { - for (z = 0; z < (8 - words.length + 1); z++) { - parts[w + z] = 0; - } - offset = z - 1; - } else { - parts[w + offset] = _htons(parseInt(words[w], 16)); - } - } else { - parts[w + offset] = words[w]; - } - } - return [ (parts[1] << 16) | parts[0], (parts[3] << 16) | parts[2], (parts[5] << 16) | parts[4], (parts[7] << 16) | parts[6] ]; -}; - -/** @param {number=} addrlen */ var writeSockaddr = (sa, family, addr, port, addrlen) => { - switch (family) { - case 2: - addr = inetPton4(addr); - zeroMemory(sa, 16); - if (addrlen) { - HEAP32[((addrlen) >> 2)] = 16; - } - HEAP16[((sa) >> 1)] = family; - HEAP32[(((sa) + (4)) >> 2)] = addr; - HEAP16[(((sa) + (2)) >> 1)] = _htons(port); - break; - - case 10: - addr = inetPton6(addr); - zeroMemory(sa, 28); - if (addrlen) { - HEAP32[((addrlen) >> 2)] = 28; - } - HEAP32[((sa) >> 2)] = family; - HEAP32[(((sa) + (8)) >> 2)] = addr[0]; - HEAP32[(((sa) + (12)) >> 2)] = addr[1]; - HEAP32[(((sa) + (16)) >> 2)] = addr[2]; - HEAP32[(((sa) + (20)) >> 2)] = addr[3]; - HEAP16[(((sa) + (2)) >> 1)] = _htons(port); - break; - - default: - return 5; - } - return 0; -}; - -var DNS = { - address_map: { - id: 1, - addrs: {}, - names: {} - }, - lookup_name(name) { - var res = inetPton4(name); - if (res !== null) { - return name; - } - res = inetPton6(name); - if (res !== null) { - return name; - } - var addr; - if (DNS.address_map.addrs[name]) { - addr = DNS.address_map.addrs[name]; - } else { - var id = DNS.address_map.id++; - assert(id < 65535, "exceeded max address mappings of 65535"); - addr = "172.29." + (id & 255) + "." + (id & 65280); - DNS.address_map.names[addr] = name; - DNS.address_map.addrs[name] = addr; - } - return addr; - }, - lookup_addr(addr) { - if (DNS.address_map.names[addr]) { - return DNS.address_map.names[addr]; - } - return null; - } -}; - -function ___syscall_accept4(fd, addr, addrlen, flags, d1, d2) { - try { - var sock = getSocketFromFD(fd); - var newsock = sock.sock_ops.accept(sock); - if (addr) { - var errno = writeSockaddr(addr, newsock.family, DNS.lookup_name(newsock.daddr), newsock.dport, addrlen); - } - return newsock.stream.fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var inetNtop4 = addr => (addr & 255) + "." + ((addr >> 8) & 255) + "." + ((addr >> 16) & 255) + "." + ((addr >> 24) & 255); - -var inetNtop6 = ints => { - var str = ""; - var word = 0; - var longest = 0; - var lastzero = 0; - var zstart = 0; - var len = 0; - var i = 0; - var parts = [ ints[0] & 65535, (ints[0] >> 16), ints[1] & 65535, (ints[1] >> 16), ints[2] & 65535, (ints[2] >> 16), ints[3] & 65535, (ints[3] >> 16) ]; - var hasipv4 = true; - var v4part = ""; - for (i = 0; i < 5; i++) { - if (parts[i] !== 0) { - hasipv4 = false; - break; - } - } - if (hasipv4) { - v4part = inetNtop4(parts[6] | (parts[7] << 16)); - if (parts[5] === -1) { - str = "::ffff:"; - str += v4part; - return str; - } - if (parts[5] === 0) { - str = "::"; - if (v4part === "0.0.0.0") v4part = ""; - if (v4part === "0.0.0.1") v4part = "1"; - str += v4part; - return str; - } - } - for (word = 0; word < 8; word++) { - if (parts[word] === 0) { - if (word - lastzero > 1) { - len = 0; - } - lastzero = word; - len++; - } - if (len > longest) { - longest = len; - zstart = word - longest + 1; - } - } - for (word = 0; word < 8; word++) { - if (longest > 1) { - if (parts[word] === 0 && word >= zstart && word < (zstart + longest)) { - if (word === zstart) { - str += ":"; - if (zstart === 0) str += ":"; - } - continue; - } - } - str += Number(_ntohs(parts[word] & 65535)).toString(16); - str += word < 7 ? ":" : ""; - } - return str; -}; - -var readSockaddr = (sa, salen) => { - var family = HEAP16[((sa) >> 1)]; - var port = _ntohs(HEAPU16[(((sa) + (2)) >> 1)]); - var addr; - switch (family) { - case 2: - if (salen !== 16) { - return { - errno: 28 - }; - } - addr = HEAP32[(((sa) + (4)) >> 2)]; - addr = inetNtop4(addr); - break; - - case 10: - if (salen !== 28) { - return { - errno: 28 - }; - } - addr = [ HEAP32[(((sa) + (8)) >> 2)], HEAP32[(((sa) + (12)) >> 2)], HEAP32[(((sa) + (16)) >> 2)], HEAP32[(((sa) + (20)) >> 2)] ]; - addr = inetNtop6(addr); - break; - - default: - return { - errno: 5 - }; - } - return { - family: family, - addr: addr, - port: port - }; -}; - -/** @param {boolean=} allowNull */ var getSocketAddress = (addrp, addrlen, allowNull) => { - if (allowNull && addrp === 0) return null; - var info = readSockaddr(addrp, addrlen); - if (info.errno) throw new FS.ErrnoError(info.errno); - info.addr = DNS.lookup_addr(info.addr) || info.addr; - return info; -}; - -function ___syscall_bind(fd, addr, addrlen, d1, d2, d3) { - try { - var sock = getSocketFromFD(fd); - var info = getSocketAddress(addr, addrlen); - sock.sock_ops.bind(sock, info.addr, info.port); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var SYSCALLS = { - DEFAULT_POLLMASK: 5, - calculateAt(dirfd, path, allowEmpty) { - if (PATH.isAbs(path)) { - return path; - } - var dir; - if (dirfd === -100) { - dir = FS.cwd(); - } else { - var dirstream = SYSCALLS.getStreamFromFD(dirfd); - dir = dirstream.path; - } - if (path.length == 0) { - if (!allowEmpty) { - throw new FS.ErrnoError(44); - } - return dir; - } - return PATH.join2(dir, path); - }, - doStat(func, path, buf) { - var stat = func(path); - HEAP32[((buf) >> 2)] = stat.dev; - HEAP32[(((buf) + (4)) >> 2)] = stat.mode; - HEAPU32[(((buf) + (8)) >> 2)] = stat.nlink; - HEAP32[(((buf) + (12)) >> 2)] = stat.uid; - HEAP32[(((buf) + (16)) >> 2)] = stat.gid; - HEAP32[(((buf) + (20)) >> 2)] = stat.rdev; - (tempI64 = [ stat.size >>> 0, (tempDouble = stat.size, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (24)) >> 2)] = tempI64[0], HEAP32[(((buf) + (28)) >> 2)] = tempI64[1]); - HEAP32[(((buf) + (32)) >> 2)] = 4096; - HEAP32[(((buf) + (36)) >> 2)] = stat.blocks; - var atime = stat.atime.getTime(); - var mtime = stat.mtime.getTime(); - var ctime = stat.ctime.getTime(); - (tempI64 = [ Math.floor(atime / 1e3) >>> 0, (tempDouble = Math.floor(atime / 1e3), - (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (40)) >> 2)] = tempI64[0], HEAP32[(((buf) + (44)) >> 2)] = tempI64[1]); - HEAPU32[(((buf) + (48)) >> 2)] = (atime % 1e3) * 1e3; - (tempI64 = [ Math.floor(mtime / 1e3) >>> 0, (tempDouble = Math.floor(mtime / 1e3), - (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (56)) >> 2)] = tempI64[0], HEAP32[(((buf) + (60)) >> 2)] = tempI64[1]); - HEAPU32[(((buf) + (64)) >> 2)] = (mtime % 1e3) * 1e3; - (tempI64 = [ Math.floor(ctime / 1e3) >>> 0, (tempDouble = Math.floor(ctime / 1e3), - (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (72)) >> 2)] = tempI64[0], HEAP32[(((buf) + (76)) >> 2)] = tempI64[1]); - HEAPU32[(((buf) + (80)) >> 2)] = (ctime % 1e3) * 1e3; - (tempI64 = [ stat.ino >>> 0, (tempDouble = stat.ino, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (88)) >> 2)] = tempI64[0], HEAP32[(((buf) + (92)) >> 2)] = tempI64[1]); - return 0; - }, - doMsync(addr, stream, len, flags, offset) { - if (!FS.isFile(stream.node.mode)) { - throw new FS.ErrnoError(43); - } - if (flags & 2) { - return 0; - } - var buffer = HEAPU8.slice(addr, addr + len); - FS.msync(stream, buffer, offset, len, flags); - }, - getStreamFromFD(fd) { - var stream = FS.getStreamChecked(fd); - return stream; - }, - varargs: undefined, - getStr(ptr) { - var ret = UTF8ToString(ptr); - return ret; - } -}; - -function ___syscall_chdir(path) { - try { - path = SYSCALLS.getStr(path); - FS.chdir(path); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_chmod(path, mode) { - try { - path = SYSCALLS.getStr(path); - FS.chmod(path, mode); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_connect(fd, addr, addrlen, d1, d2, d3) { - try { - var sock = getSocketFromFD(fd); - var info = getSocketAddress(addr, addrlen); - sock.sock_ops.connect(sock, info.addr, info.port); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_dup(fd) { - try { - var old = SYSCALLS.getStreamFromFD(fd); - return FS.dupStream(old).fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_dup3(fd, newfd, flags) { - try { - var old = SYSCALLS.getStreamFromFD(fd); - if (old.fd === newfd) return -28; - var existing = FS.getStream(newfd); - if (existing) FS.close(existing); - return FS.dupStream(old, newfd).fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_faccessat(dirfd, path, amode, flags) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - if (amode & ~7) { - return -28; - } - var lookup = FS.lookupPath(path, { - follow: true - }); - var node = lookup.node; - if (!node) { - return -44; - } - var perms = ""; - if (amode & 4) perms += "r"; - if (amode & 2) perms += "w"; - if (amode & 1) perms += "x"; - if (perms && /* otherwise, they've just passed F_OK */ FS.nodePermissions(node, perms)) { - return -2; - } - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_fchmod(fd, mode) { - try { - FS.fchmod(fd, mode); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_fchown32(fd, owner, group) { - try { - FS.fchown(fd, owner, group); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_fchownat(dirfd, path, owner, group, flags) { - try { - path = SYSCALLS.getStr(path); - var nofollow = flags & 256; - flags = flags & (~256); - path = SYSCALLS.calculateAt(dirfd, path); - (nofollow ? FS.lchown : FS.chown)(path, owner, group); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -/** @suppress {duplicate } */ function syscallGetVarargI() { - var ret = HEAP32[((+SYSCALLS.varargs) >> 2)]; - SYSCALLS.varargs += 4; - return ret; -} - -var syscallGetVarargP = syscallGetVarargI; - -function ___syscall_fcntl64(fd, cmd, varargs) { - SYSCALLS.varargs = varargs; - try { - var stream = SYSCALLS.getStreamFromFD(fd); - switch (cmd) { - case 0: - { - var arg = syscallGetVarargI(); - if (arg < 0) { - return -28; - } - while (FS.streams[arg]) { - arg++; - } - var newStream; - newStream = FS.dupStream(stream, arg); - return newStream.fd; - } - - case 1: - case 2: - return 0; - - case 3: - return stream.flags; - - case 4: - { - var arg = syscallGetVarargI(); - stream.flags |= arg; - return 0; - } - - case 12: - { - var arg = syscallGetVarargP(); - var offset = 0; - HEAP16[(((arg) + (offset)) >> 1)] = 2; - return 0; - } - - case 13: - case 14: - return 0; - } - return -28; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_fstat64(fd, buf) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - return SYSCALLS.doStat(FS.stat, stream.path, buf); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var convertI32PairToI53Checked = (lo, hi) => ((hi + 2097152) >>> 0 < 4194305 - !!lo) ? (lo >>> 0) + hi * 4294967296 : NaN; - -function ___syscall_ftruncate64(fd, length_low, length_high) { - var length = convertI32PairToI53Checked(length_low, length_high); - try { - if (isNaN(length)) return 61; - FS.ftruncate(fd, length); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var stringToUTF8 = (str, outPtr, maxBytesToWrite) => stringToUTF8Array(str, HEAPU8, outPtr, maxBytesToWrite); - -Module["stringToUTF8"] = stringToUTF8; - -function ___syscall_getcwd(buf, size) { - try { - if (size === 0) return -28; - var cwd = FS.cwd(); - var cwdLengthInBytes = lengthBytesUTF8(cwd) + 1; - if (size < cwdLengthInBytes) return -68; - stringToUTF8(cwd, buf, size); - return cwdLengthInBytes; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_getdents64(fd, dirp, count) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - stream.getdents ||= FS.readdir(stream.path); - var struct_size = 280; - var pos = 0; - var off = FS.llseek(stream, 0, 1); - var idx = Math.floor(off / struct_size); - while (idx < stream.getdents.length && pos + struct_size <= count) { - var id; - var type; - var name = stream.getdents[idx]; - if (name === ".") { - id = stream.node.id; - type = 4; - } else if (name === "..") { - var lookup = FS.lookupPath(stream.path, { - parent: true - }); - id = lookup.node.id; - type = 4; - } else { - var child = FS.lookupNode(stream.node, name); - id = child.id; - type = FS.isChrdev(child.mode) ? 2 : FS.isDir(child.mode) ? 4 : FS.isLink(child.mode) ? 10 : 8; - } - (tempI64 = [ id >>> 0, (tempDouble = id, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[((dirp + pos) >> 2)] = tempI64[0], HEAP32[(((dirp + pos) + (4)) >> 2)] = tempI64[1]); - (tempI64 = [ (idx + 1) * struct_size >>> 0, (tempDouble = (idx + 1) * struct_size, - (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((dirp + pos) + (8)) >> 2)] = tempI64[0], HEAP32[(((dirp + pos) + (12)) >> 2)] = tempI64[1]); - HEAP16[(((dirp + pos) + (16)) >> 1)] = 280; - HEAP8[(dirp + pos) + (18)] = type; - stringToUTF8(name, dirp + pos + 19, 256); - pos += struct_size; - idx += 1; - } - FS.llseek(stream, idx * struct_size, 0); - return pos; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_getpeername(fd, addr, addrlen, d1, d2, d3) { - try { - var sock = getSocketFromFD(fd); - if (!sock.daddr) { - return -53; - } - var errno = writeSockaddr(addr, sock.family, DNS.lookup_name(sock.daddr), sock.dport, addrlen); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_getsockname(fd, addr, addrlen, d1, d2, d3) { - try { - var sock = getSocketFromFD(fd); - var errno = writeSockaddr(addr, sock.family, DNS.lookup_name(sock.saddr || "0.0.0.0"), sock.sport, addrlen); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_getsockopt(fd, level, optname, optval, optlen, d1) { - try { - var sock = getSocketFromFD(fd); - if (level === 1) { - if (optname === 4) { - HEAP32[((optval) >> 2)] = sock.error; - HEAP32[((optlen) >> 2)] = 4; - sock.error = null; - return 0; - } - } - return -50; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_ioctl(fd, op, varargs) { - SYSCALLS.varargs = varargs; - try { - var stream = SYSCALLS.getStreamFromFD(fd); - switch (op) { - case 21509: - { - if (!stream.tty) return -59; - return 0; - } - - case 21505: - { - if (!stream.tty) return -59; - if (stream.tty.ops.ioctl_tcgets) { - var termios = stream.tty.ops.ioctl_tcgets(stream); - var argp = syscallGetVarargP(); - HEAP32[((argp) >> 2)] = termios.c_iflag || 0; - HEAP32[(((argp) + (4)) >> 2)] = termios.c_oflag || 0; - HEAP32[(((argp) + (8)) >> 2)] = termios.c_cflag || 0; - HEAP32[(((argp) + (12)) >> 2)] = termios.c_lflag || 0; - for (var i = 0; i < 32; i++) { - HEAP8[(argp + i) + (17)] = termios.c_cc[i] || 0; - } - return 0; - } - return 0; - } - - case 21510: - case 21511: - case 21512: - { - if (!stream.tty) return -59; - return 0; - } - - case 21506: - case 21507: - case 21508: - { - if (!stream.tty) return -59; - if (stream.tty.ops.ioctl_tcsets) { - var argp = syscallGetVarargP(); - var c_iflag = HEAP32[((argp) >> 2)]; - var c_oflag = HEAP32[(((argp) + (4)) >> 2)]; - var c_cflag = HEAP32[(((argp) + (8)) >> 2)]; - var c_lflag = HEAP32[(((argp) + (12)) >> 2)]; - var c_cc = []; - for (var i = 0; i < 32; i++) { - c_cc.push(HEAP8[(argp + i) + (17)]); - } - return stream.tty.ops.ioctl_tcsets(stream.tty, op, { - c_iflag: c_iflag, - c_oflag: c_oflag, - c_cflag: c_cflag, - c_lflag: c_lflag, - c_cc: c_cc - }); - } - return 0; - } - - case 21519: - { - if (!stream.tty) return -59; - var argp = syscallGetVarargP(); - HEAP32[((argp) >> 2)] = 0; - return 0; - } - - case 21520: - { - if (!stream.tty) return -59; - return -28; - } - - case 21531: - { - var argp = syscallGetVarargP(); - return FS.ioctl(stream, op, argp); - } - - case 21523: - { - if (!stream.tty) return -59; - if (stream.tty.ops.ioctl_tiocgwinsz) { - var winsize = stream.tty.ops.ioctl_tiocgwinsz(stream.tty); - var argp = syscallGetVarargP(); - HEAP16[((argp) >> 1)] = winsize[0]; - HEAP16[(((argp) + (2)) >> 1)] = winsize[1]; - } - return 0; - } - - case 21524: - { - if (!stream.tty) return -59; - return 0; - } - - case 21515: - { - if (!stream.tty) return -59; - return 0; - } - - default: - return -28; - } - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_listen(fd, backlog) { - try { - var sock = getSocketFromFD(fd); - sock.sock_ops.listen(sock, backlog); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_lstat64(path, buf) { - try { - path = SYSCALLS.getStr(path); - return SYSCALLS.doStat(FS.lstat, path, buf); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_mkdirat(dirfd, path, mode) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - path = PATH.normalize(path); - if (path[path.length - 1] === "/") path = path.substr(0, path.length - 1); - FS.mkdir(path, mode, 0); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_newfstatat(dirfd, path, buf, flags) { - try { - path = SYSCALLS.getStr(path); - var nofollow = flags & 256; - var allowEmpty = flags & 4096; - flags = flags & (~6400); - path = SYSCALLS.calculateAt(dirfd, path, allowEmpty); - return SYSCALLS.doStat(nofollow ? FS.lstat : FS.stat, path, buf); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_openat(dirfd, path, flags, varargs) { - SYSCALLS.varargs = varargs; - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - var mode = varargs ? syscallGetVarargI() : 0; - return FS.open(path, flags, mode).fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var PIPEFS = { - BUCKET_BUFFER_SIZE: 8192, - mount(mount) { - return FS.createNode(null, "/", 16384 | 511, /* 0777 */ 0); - }, - createPipe() { - var pipe = { - buckets: [], - refcnt: 2 - }; - pipe.buckets.push({ - buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), - offset: 0, - roffset: 0 - }); - var rName = PIPEFS.nextname(); - var wName = PIPEFS.nextname(); - var rNode = FS.createNode(PIPEFS.root, rName, 4096, 0); - var wNode = FS.createNode(PIPEFS.root, wName, 4096, 0); - rNode.pipe = pipe; - wNode.pipe = pipe; - var readableStream = FS.createStream({ - path: rName, - node: rNode, - flags: 0, - seekable: false, - stream_ops: PIPEFS.stream_ops - }); - rNode.stream = readableStream; - var writableStream = FS.createStream({ - path: wName, - node: wNode, - flags: 1, - seekable: false, - stream_ops: PIPEFS.stream_ops - }); - wNode.stream = writableStream; - return { - readable_fd: readableStream.fd, - writable_fd: writableStream.fd - }; - }, - stream_ops: { - poll(stream) { - var pipe = stream.node.pipe; - if ((stream.flags & 2097155) === 1) { - return (256 | 4); - } - if (pipe.buckets.length > 0) { - for (var i = 0; i < pipe.buckets.length; i++) { - var bucket = pipe.buckets[i]; - if (bucket.offset - bucket.roffset > 0) { - return (64 | 1); - } - } - } - return 0; - }, - ioctl(stream, request, varargs) { - return 28; - }, - fsync(stream) { - return 28; - }, - read(stream, buffer, offset, length, position) { - /* ignored */ var pipe = stream.node.pipe; - var currentLength = 0; - for (var i = 0; i < pipe.buckets.length; i++) { - var bucket = pipe.buckets[i]; - currentLength += bucket.offset - bucket.roffset; - } - var data = buffer.subarray(offset, offset + length); - if (length <= 0) { - return 0; - } - if (currentLength == 0) { - throw new FS.ErrnoError(6); - } - var toRead = Math.min(currentLength, length); - var totalRead = toRead; - var toRemove = 0; - for (var i = 0; i < pipe.buckets.length; i++) { - var currBucket = pipe.buckets[i]; - var bucketSize = currBucket.offset - currBucket.roffset; - if (toRead <= bucketSize) { - var tmpSlice = currBucket.buffer.subarray(currBucket.roffset, currBucket.offset); - if (toRead < bucketSize) { - tmpSlice = tmpSlice.subarray(0, toRead); - currBucket.roffset += toRead; - } else { - toRemove++; - } - data.set(tmpSlice); - break; - } else { - var tmpSlice = currBucket.buffer.subarray(currBucket.roffset, currBucket.offset); - data.set(tmpSlice); - data = data.subarray(tmpSlice.byteLength); - toRead -= tmpSlice.byteLength; - toRemove++; - } - } - if (toRemove && toRemove == pipe.buckets.length) { - toRemove--; - pipe.buckets[toRemove].offset = 0; - pipe.buckets[toRemove].roffset = 0; - } - pipe.buckets.splice(0, toRemove); - return totalRead; - }, - write(stream, buffer, offset, length, position) { - /* ignored */ var pipe = stream.node.pipe; - var data = buffer.subarray(offset, offset + length); - var dataLen = data.byteLength; - if (dataLen <= 0) { - return 0; - } - var currBucket = null; - if (pipe.buckets.length == 0) { - currBucket = { - buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), - offset: 0, - roffset: 0 - }; - pipe.buckets.push(currBucket); - } else { - currBucket = pipe.buckets[pipe.buckets.length - 1]; - } - assert(currBucket.offset <= PIPEFS.BUCKET_BUFFER_SIZE); - var freeBytesInCurrBuffer = PIPEFS.BUCKET_BUFFER_SIZE - currBucket.offset; - if (freeBytesInCurrBuffer >= dataLen) { - currBucket.buffer.set(data, currBucket.offset); - currBucket.offset += dataLen; - return dataLen; - } else if (freeBytesInCurrBuffer > 0) { - currBucket.buffer.set(data.subarray(0, freeBytesInCurrBuffer), currBucket.offset); - currBucket.offset += freeBytesInCurrBuffer; - data = data.subarray(freeBytesInCurrBuffer, data.byteLength); - } - var numBuckets = (data.byteLength / PIPEFS.BUCKET_BUFFER_SIZE) | 0; - var remElements = data.byteLength % PIPEFS.BUCKET_BUFFER_SIZE; - for (var i = 0; i < numBuckets; i++) { - var newBucket = { - buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), - offset: PIPEFS.BUCKET_BUFFER_SIZE, - roffset: 0 - }; - pipe.buckets.push(newBucket); - newBucket.buffer.set(data.subarray(0, PIPEFS.BUCKET_BUFFER_SIZE)); - data = data.subarray(PIPEFS.BUCKET_BUFFER_SIZE, data.byteLength); - } - if (remElements > 0) { - var newBucket = { - buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), - offset: data.byteLength, - roffset: 0 - }; - pipe.buckets.push(newBucket); - newBucket.buffer.set(data); - } - return dataLen; - }, - close(stream) { - var pipe = stream.node.pipe; - pipe.refcnt--; - if (pipe.refcnt === 0) { - pipe.buckets = null; - } - } - }, - nextname() { - if (!PIPEFS.nextname.current) { - PIPEFS.nextname.current = 0; - } - return "pipe[" + (PIPEFS.nextname.current++) + "]"; - } -}; - -function ___syscall_pipe(fdPtr) { - try { - if (fdPtr == 0) { - throw new FS.ErrnoError(21); - } - var res = PIPEFS.createPipe(); - HEAP32[((fdPtr) >> 2)] = res.readable_fd; - HEAP32[(((fdPtr) + (4)) >> 2)] = res.writable_fd; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_poll(fds, nfds, timeout) { - try { - var nonzero = 0; - for (var i = 0; i < nfds; i++) { - var pollfd = fds + 8 * i; - var fd = HEAP32[((pollfd) >> 2)]; - var events = HEAP16[(((pollfd) + (4)) >> 1)]; - var mask = 32; - var stream = FS.getStream(fd); - if (stream) { - mask = SYSCALLS.DEFAULT_POLLMASK; - if (stream.stream_ops?.poll) { - mask = stream.stream_ops.poll(stream, -1); - } - } - mask &= events | 8 | 16; - if (mask) nonzero++; - HEAP16[(((pollfd) + (6)) >> 1)] = mask; - } - return nonzero; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_readlinkat(dirfd, path, buf, bufsize) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - if (bufsize <= 0) return -28; - var ret = FS.readlink(path); - var len = Math.min(bufsize, lengthBytesUTF8(ret)); - var endChar = HEAP8[buf + len]; - stringToUTF8(ret, buf, bufsize + 1); - HEAP8[buf + len] = endChar; - return len; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_recvfrom(fd, buf, len, flags, addr, addrlen) { - try { - var sock = getSocketFromFD(fd); - var msg = sock.sock_ops.recvmsg(sock, len, typeof flags !== "undefined" ? flags : 0); - if (!msg) return 0; - if (addr) { - var errno = writeSockaddr(addr, sock.family, DNS.lookup_name(msg.addr), msg.port, addrlen); - } - HEAPU8.set(msg.buffer, buf); - return msg.buffer.byteLength; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_renameat(olddirfd, oldpath, newdirfd, newpath) { - try { - oldpath = SYSCALLS.getStr(oldpath); - newpath = SYSCALLS.getStr(newpath); - oldpath = SYSCALLS.calculateAt(olddirfd, oldpath); - newpath = SYSCALLS.calculateAt(newdirfd, newpath); - FS.rename(oldpath, newpath); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_rmdir(path) { - try { - path = SYSCALLS.getStr(path); - FS.rmdir(path); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_sendto(fd, message, length, flags, addr, addr_len) { - try { - var sock = getSocketFromFD(fd); - var dest = getSocketAddress(addr, addr_len, true); - if (!dest) { - return FS.write(sock.stream, HEAP8, message, length); - } - return sock.sock_ops.sendmsg(sock, HEAP8, message, length, dest.addr, dest.port); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_socket(domain, type, protocol) { - try { - var sock = SOCKFS.createSocket(domain, type, protocol); - return sock.stream.fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_stat64(path, buf) { - try { - path = SYSCALLS.getStr(path); - return SYSCALLS.doStat(FS.stat, path, buf); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_statfs64(path, size, buf) { - try { - path = SYSCALLS.getStr(path); - HEAP32[(((buf) + (4)) >> 2)] = 4096; - HEAP32[(((buf) + (40)) >> 2)] = 4096; - HEAP32[(((buf) + (8)) >> 2)] = 1e6; - HEAP32[(((buf) + (12)) >> 2)] = 5e5; - HEAP32[(((buf) + (16)) >> 2)] = 5e5; - HEAP32[(((buf) + (20)) >> 2)] = FS.nextInode; - HEAP32[(((buf) + (24)) >> 2)] = 1e6; - HEAP32[(((buf) + (28)) >> 2)] = 42; - HEAP32[(((buf) + (44)) >> 2)] = 2; - HEAP32[(((buf) + (36)) >> 2)] = 255; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_symlink(target, linkpath) { - try { - target = SYSCALLS.getStr(target); - linkpath = SYSCALLS.getStr(linkpath); - FS.symlink(target, linkpath); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_unlinkat(dirfd, path, flags) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - if (flags === 0) { - FS.unlink(path); - } else if (flags === 512) { - FS.rmdir(path); - } else { - abort("Invalid flags passed to unlinkat"); - } - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var readI53FromI64 = ptr => HEAPU32[((ptr) >> 2)] + HEAP32[(((ptr) + (4)) >> 2)] * 4294967296; - -function ___syscall_utimensat(dirfd, path, times, flags) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path, true); - if (!times) { - var atime = Date.now(); - var mtime = atime; - } else { - var seconds = readI53FromI64(times); - var nanoseconds = HEAP32[(((times) + (8)) >> 2)]; - atime = (seconds * 1e3) + (nanoseconds / (1e3 * 1e3)); - times += 16; - seconds = readI53FromI64(times); - nanoseconds = HEAP32[(((times) + (8)) >> 2)]; - mtime = (seconds * 1e3) + (nanoseconds / (1e3 * 1e3)); - } - FS.utime(path, atime, mtime); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var __abort_js = () => { - abort(""); -}; - -var nowIsMonotonic = 1; - -var __emscripten_get_now_is_monotonic = () => nowIsMonotonic; - -var __emscripten_lookup_name = name => { - var nameString = UTF8ToString(name); - return inetPton4(DNS.lookup_name(nameString)); -}; - -var __emscripten_memcpy_js = (dest, src, num) => HEAPU8.copyWithin(dest, src, src + num); - -var __emscripten_runtime_keepalive_clear = () => { - noExitRuntime = false; - runtimeKeepaliveCounter = 0; -}; - -function __gmtime_js(time_low, time_high, tmPtr) { - var time = convertI32PairToI53Checked(time_low, time_high); - var date = new Date(time * 1e3); - HEAP32[((tmPtr) >> 2)] = date.getUTCSeconds(); - HEAP32[(((tmPtr) + (4)) >> 2)] = date.getUTCMinutes(); - HEAP32[(((tmPtr) + (8)) >> 2)] = date.getUTCHours(); - HEAP32[(((tmPtr) + (12)) >> 2)] = date.getUTCDate(); - HEAP32[(((tmPtr) + (16)) >> 2)] = date.getUTCMonth(); - HEAP32[(((tmPtr) + (20)) >> 2)] = date.getUTCFullYear() - 1900; - HEAP32[(((tmPtr) + (24)) >> 2)] = date.getUTCDay(); - var start = Date.UTC(date.getUTCFullYear(), 0, 1, 0, 0, 0, 0); - var yday = ((date.getTime() - start) / (1e3 * 60 * 60 * 24)) | 0; - HEAP32[(((tmPtr) + (28)) >> 2)] = yday; -} - -var isLeapYear = year => year % 4 === 0 && (year % 100 !== 0 || year % 400 === 0); - -var MONTH_DAYS_LEAP_CUMULATIVE = [ 0, 31, 60, 91, 121, 152, 182, 213, 244, 274, 305, 335 ]; - -var MONTH_DAYS_REGULAR_CUMULATIVE = [ 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334 ]; - -var ydayFromDate = date => { - var leap = isLeapYear(date.getFullYear()); - var monthDaysCumulative = (leap ? MONTH_DAYS_LEAP_CUMULATIVE : MONTH_DAYS_REGULAR_CUMULATIVE); - var yday = monthDaysCumulative[date.getMonth()] + date.getDate() - 1; - return yday; -}; - -function __localtime_js(time_low, time_high, tmPtr) { - var time = convertI32PairToI53Checked(time_low, time_high); - var date = new Date(time * 1e3); - HEAP32[((tmPtr) >> 2)] = date.getSeconds(); - HEAP32[(((tmPtr) + (4)) >> 2)] = date.getMinutes(); - HEAP32[(((tmPtr) + (8)) >> 2)] = date.getHours(); - HEAP32[(((tmPtr) + (12)) >> 2)] = date.getDate(); - HEAP32[(((tmPtr) + (16)) >> 2)] = date.getMonth(); - HEAP32[(((tmPtr) + (20)) >> 2)] = date.getFullYear() - 1900; - HEAP32[(((tmPtr) + (24)) >> 2)] = date.getDay(); - var yday = ydayFromDate(date) | 0; - HEAP32[(((tmPtr) + (28)) >> 2)] = yday; - HEAP32[(((tmPtr) + (36)) >> 2)] = -(date.getTimezoneOffset() * 60); - var start = new Date(date.getFullYear(), 0, 1); - var summerOffset = new Date(date.getFullYear(), 6, 1).getTimezoneOffset(); - var winterOffset = start.getTimezoneOffset(); - var dst = (summerOffset != winterOffset && date.getTimezoneOffset() == Math.min(winterOffset, summerOffset)) | 0; - HEAP32[(((tmPtr) + (32)) >> 2)] = dst; -} - -/** @suppress {duplicate } */ var setTempRet0 = val => __emscripten_tempret_set(val); - -var __mktime_js = function(tmPtr) { - var ret = (() => { - var date = new Date(HEAP32[(((tmPtr) + (20)) >> 2)] + 1900, HEAP32[(((tmPtr) + (16)) >> 2)], HEAP32[(((tmPtr) + (12)) >> 2)], HEAP32[(((tmPtr) + (8)) >> 2)], HEAP32[(((tmPtr) + (4)) >> 2)], HEAP32[((tmPtr) >> 2)], 0); - var dst = HEAP32[(((tmPtr) + (32)) >> 2)]; - var guessedOffset = date.getTimezoneOffset(); - var start = new Date(date.getFullYear(), 0, 1); - var summerOffset = new Date(date.getFullYear(), 6, 1).getTimezoneOffset(); - var winterOffset = start.getTimezoneOffset(); - var dstOffset = Math.min(winterOffset, summerOffset); - if (dst < 0) { - HEAP32[(((tmPtr) + (32)) >> 2)] = Number(summerOffset != winterOffset && dstOffset == guessedOffset); - } else if ((dst > 0) != (dstOffset == guessedOffset)) { - var nonDstOffset = Math.max(winterOffset, summerOffset); - var trueOffset = dst > 0 ? dstOffset : nonDstOffset; - date.setTime(date.getTime() + (trueOffset - guessedOffset) * 6e4); - } - HEAP32[(((tmPtr) + (24)) >> 2)] = date.getDay(); - var yday = ydayFromDate(date) | 0; - HEAP32[(((tmPtr) + (28)) >> 2)] = yday; - HEAP32[((tmPtr) >> 2)] = date.getSeconds(); - HEAP32[(((tmPtr) + (4)) >> 2)] = date.getMinutes(); - HEAP32[(((tmPtr) + (8)) >> 2)] = date.getHours(); - HEAP32[(((tmPtr) + (12)) >> 2)] = date.getDate(); - HEAP32[(((tmPtr) + (16)) >> 2)] = date.getMonth(); - HEAP32[(((tmPtr) + (20)) >> 2)] = date.getYear(); - var timeMs = date.getTime(); - if (isNaN(timeMs)) { - return -1; - } - return timeMs / 1e3; - })(); - return (setTempRet0((tempDouble = ret, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0)), - ret >>> 0); -}; - -function __mmap_js(len, prot, flags, fd, offset_low, offset_high, allocated, addr) { - var offset = convertI32PairToI53Checked(offset_low, offset_high); - try { - if (isNaN(offset)) return 61; - var stream = SYSCALLS.getStreamFromFD(fd); - var res = FS.mmap(stream, len, offset, prot, flags); - var ptr = res.ptr; - HEAP32[((allocated) >> 2)] = res.allocated; - HEAPU32[((addr) >> 2)] = ptr; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function __munmap_js(addr, len, prot, flags, fd, offset_low, offset_high) { - var offset = convertI32PairToI53Checked(offset_low, offset_high); - try { - var stream = SYSCALLS.getStreamFromFD(fd); - if (prot & 2) { - SYSCALLS.doMsync(addr, stream, len, flags, offset); - } - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var timers = {}; - -var handleException = e => { - if (e instanceof ExitStatus || e == "unwind") { - return EXITSTATUS; - } - quit_(1, e); -}; - -var runtimeKeepaliveCounter = 0; - -var keepRuntimeAlive = () => noExitRuntime || runtimeKeepaliveCounter > 0; - -var _proc_exit = code => { - EXITSTATUS = code; - if (!keepRuntimeAlive()) { - Module["onExit"]?.(code); - ABORT = true; - } - quit_(code, new ExitStatus(code)); -}; - -/** @param {boolean|number=} implicit */ var exitJS = (status, implicit) => { - EXITSTATUS = status; - if (!keepRuntimeAlive()) { - exitRuntime(); - } - _proc_exit(status); -}; - -var _exit = exitJS; - -Module["_exit"] = _exit; - -var maybeExit = () => { - if (runtimeExited) { - return; - } - if (!keepRuntimeAlive()) { - try { - _exit(EXITSTATUS); - } catch (e) { - handleException(e); - } - } -}; - -var callUserCallback = func => { - if (runtimeExited || ABORT) { - return; - } - try { - func(); - maybeExit(); - } catch (e) { - handleException(e); - } -}; - -var _emscripten_get_now; - -_emscripten_get_now = () => performance.now(); - -var __setitimer_js = (which, timeout_ms) => { - if (timers[which]) { - clearTimeout(timers[which].id); - delete timers[which]; - } - if (!timeout_ms) return 0; - var id = setTimeout(() => { - delete timers[which]; - callUserCallback(() => __emscripten_timeout(which, _emscripten_get_now())); - }, timeout_ms); - timers[which] = { - id: id, - timeout_ms: timeout_ms - }; - return 0; -}; - -var __tzset_js = (timezone, daylight, std_name, dst_name) => { - var currentYear = (new Date).getFullYear(); - var winter = new Date(currentYear, 0, 1); - var summer = new Date(currentYear, 6, 1); - var winterOffset = winter.getTimezoneOffset(); - var summerOffset = summer.getTimezoneOffset(); - var stdTimezoneOffset = Math.max(winterOffset, summerOffset); - HEAPU32[((timezone) >> 2)] = stdTimezoneOffset * 60; - HEAP32[((daylight) >> 2)] = Number(winterOffset != summerOffset); - var extractZone = date => date.toLocaleTimeString(undefined, { - hour12: false, - timeZoneName: "short" - }).split(" ")[1]; - var winterName = extractZone(winter); - var summerName = extractZone(summer); - if (summerOffset < winterOffset) { - stringToUTF8(winterName, std_name, 17); - stringToUTF8(summerName, dst_name, 17); - } else { - stringToUTF8(winterName, dst_name, 17); - stringToUTF8(summerName, std_name, 17); - } -}; - -var _emscripten_date_now = () => Date.now(); - -var getHeapMax = () => 2147483648; - -var _emscripten_get_heap_max = () => getHeapMax(); - -var growMemory = size => { - var b = wasmMemory.buffer; - var pages = (size - b.byteLength + 65535) / 65536; - try { - wasmMemory.grow(pages); - updateMemoryViews(); - return 1; - } /*success*/ catch (e) {} -}; - -var _emscripten_resize_heap = requestedSize => { - var oldSize = HEAPU8.length; - requestedSize >>>= 0; - var maxHeapSize = getHeapMax(); - if (requestedSize > maxHeapSize) { - return false; - } - var alignUp = (x, multiple) => x + (multiple - x % multiple) % multiple; - for (var cutDown = 1; cutDown <= 4; cutDown *= 2) { - var overGrownHeapSize = oldSize * (1 + .2 / cutDown); - overGrownHeapSize = Math.min(overGrownHeapSize, requestedSize + 100663296); - var newSize = Math.min(maxHeapSize, alignUp(Math.max(requestedSize, overGrownHeapSize), 65536)); - var replacement = growMemory(newSize); - if (replacement) { - return true; - } - } - return false; -}; - -var runtimeKeepalivePush = () => { - runtimeKeepaliveCounter += 1; -}; - -var runtimeKeepalivePop = () => { - runtimeKeepaliveCounter -= 1; -}; - -/** @param {number=} timeout */ var safeSetTimeout = (func, timeout) => { - runtimeKeepalivePush(); - return setTimeout(() => { - runtimeKeepalivePop(); - callUserCallback(func); - }, timeout); -}; - -var _emscripten_sleep = ms => Asyncify.handleSleep(wakeUp => safeSetTimeout(wakeUp, ms)); - -Module["_emscripten_sleep"] = _emscripten_sleep; - -_emscripten_sleep.isAsync = true; - -var ENV = PHPLoader.ENV || {}; - -var getExecutableName = () => thisProgram || "./this.program"; - -var getEnvStrings = () => { - if (!getEnvStrings.strings) { - var lang = ((typeof navigator == "object" && navigator.languages && navigator.languages[0]) || "C").replace("-", "_") + ".UTF-8"; - var env = { - "USER": "web_user", - "LOGNAME": "web_user", - "PATH": "/", - "PWD": "/", - "HOME": "/home/web_user", - "LANG": lang, - "_": getExecutableName() - }; - for (var x in ENV) { - if (ENV[x] === undefined) delete env[x]; else env[x] = ENV[x]; - } - var strings = []; - for (var x in env) { - strings.push(`${x}=${env[x]}`); - } - getEnvStrings.strings = strings; - } - return getEnvStrings.strings; -}; - -var stringToAscii = (str, buffer) => { - for (var i = 0; i < str.length; ++i) { - HEAP8[buffer++] = str.charCodeAt(i); - } - HEAP8[buffer] = 0; -}; - -var _environ_get = (__environ, environ_buf) => { - var bufSize = 0; - getEnvStrings().forEach((string, i) => { - var ptr = environ_buf + bufSize; - HEAPU32[(((__environ) + (i * 4)) >> 2)] = ptr; - stringToAscii(string, ptr); - bufSize += string.length + 1; - }); - return 0; -}; - -var _environ_sizes_get = (penviron_count, penviron_buf_size) => { - var strings = getEnvStrings(); - HEAPU32[((penviron_count) >> 2)] = strings.length; - var bufSize = 0; - strings.forEach(string => bufSize += string.length + 1); - HEAPU32[((penviron_buf_size) >> 2)] = bufSize; - return 0; -}; - -function _fd_close(fd) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - FS.close(stream); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -function _fd_fdstat_get(fd, pbuf) { - try { - var rightsBase = 0; - var rightsInheriting = 0; - var flags = 0; - { - var stream = SYSCALLS.getStreamFromFD(fd); - var type = stream.tty ? 2 : FS.isDir(stream.mode) ? 3 : FS.isLink(stream.mode) ? 7 : 4; - } - HEAP8[pbuf] = type; - HEAP16[(((pbuf) + (2)) >> 1)] = flags; - (tempI64 = [ rightsBase >>> 0, (tempDouble = rightsBase, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((pbuf) + (8)) >> 2)] = tempI64[0], HEAP32[(((pbuf) + (12)) >> 2)] = tempI64[1]); - (tempI64 = [ rightsInheriting >>> 0, (tempDouble = rightsInheriting, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((pbuf) + (16)) >> 2)] = tempI64[0], HEAP32[(((pbuf) + (20)) >> 2)] = tempI64[1]); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -/** @param {number=} offset */ var doReadv = (stream, iov, iovcnt, offset) => { - var ret = 0; - for (var i = 0; i < iovcnt; i++) { - var ptr = HEAPU32[((iov) >> 2)]; - var len = HEAPU32[(((iov) + (4)) >> 2)]; - iov += 8; - var curr = FS.read(stream, HEAP8, ptr, len, offset); - if (curr < 0) return -1; - ret += curr; - if (curr < len) break; - if (typeof offset != "undefined") { - offset += curr; - } - } - return ret; -}; - -function _fd_read(fd, iov, iovcnt, pnum) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - var num = doReadv(stream, iov, iovcnt); - HEAPU32[((pnum) >> 2)] = num; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -function _fd_seek(fd, offset_low, offset_high, whence, newOffset) { - var offset = convertI32PairToI53Checked(offset_low, offset_high); - try { - if (isNaN(offset)) return 61; - var stream = SYSCALLS.getStreamFromFD(fd); - FS.llseek(stream, offset, whence); - (tempI64 = [ stream.position >>> 0, (tempDouble = stream.position, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[((newOffset) >> 2)] = tempI64[0], HEAP32[(((newOffset) + (4)) >> 2)] = tempI64[1]); - if (stream.getdents && offset === 0 && whence === 0) stream.getdents = null; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -var _fd_sync = function(fd) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - return Asyncify.handleSleep(wakeUp => { - var mount = stream.node.mount; - if (!mount.type.syncfs) { - wakeUp(0); - return; - } - mount.type.syncfs(mount, false, err => { - if (err) { - wakeUp(29); - return; - } - wakeUp(0); - }); - }); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -}; - -_fd_sync.isAsync = true; - -/** @param {number=} offset */ var doWritev = (stream, iov, iovcnt, offset) => { - var ret = 0; - for (var i = 0; i < iovcnt; i++) { - var ptr = HEAPU32[((iov) >> 2)]; - var len = HEAPU32[(((iov) + (4)) >> 2)]; - iov += 8; - var curr = FS.write(stream, HEAP8, ptr, len, offset); - if (curr < 0) return -1; - ret += curr; - if (typeof offset != "undefined") { - offset += curr; - } - } - return ret; -}; - -function _fd_write(fd, iov, iovcnt, pnum) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - var num = doWritev(stream, iov, iovcnt); - HEAPU32[((pnum) >> 2)] = num; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -var _getaddrinfo = (node, service, hint, out) => { - var addr = 0; - var port = 0; - var flags = 0; - var family = 0; - var type = 0; - var proto = 0; - var ai; - function allocaddrinfo(family, type, proto, canon, addr, port) { - var sa, salen, ai; - var errno; - salen = family === 10 ? 28 : 16; - addr = family === 10 ? inetNtop6(addr) : inetNtop4(addr); - sa = _malloc(salen); - errno = writeSockaddr(sa, family, addr, port); - assert(!errno); - ai = _malloc(32); - HEAP32[(((ai) + (4)) >> 2)] = family; - HEAP32[(((ai) + (8)) >> 2)] = type; - HEAP32[(((ai) + (12)) >> 2)] = proto; - HEAPU32[(((ai) + (24)) >> 2)] = canon; - HEAPU32[(((ai) + (20)) >> 2)] = sa; - if (family === 10) { - HEAP32[(((ai) + (16)) >> 2)] = 28; - } else { - HEAP32[(((ai) + (16)) >> 2)] = 16; - } - HEAP32[(((ai) + (28)) >> 2)] = 0; - return ai; - } - if (hint) { - flags = HEAP32[((hint) >> 2)]; - family = HEAP32[(((hint) + (4)) >> 2)]; - type = HEAP32[(((hint) + (8)) >> 2)]; - proto = HEAP32[(((hint) + (12)) >> 2)]; - } - if (type && !proto) { - proto = type === 2 ? 17 : 6; - } - if (!type && proto) { - type = proto === 17 ? 2 : 1; - } - if (proto === 0) { - proto = 6; - } - if (type === 0) { - type = 1; - } - if (!node && !service) { - return -2; - } - if (flags & ~(1 | 2 | 4 | 1024 | 8 | 16 | 32)) { - return -1; - } - if (hint !== 0 && (HEAP32[((hint) >> 2)] & 2) && !node) { - return -1; - } - if (flags & 32) { - return -2; - } - if (type !== 0 && type !== 1 && type !== 2) { - return -7; - } - if (family !== 0 && family !== 2 && family !== 10) { - return -6; - } - if (service) { - service = UTF8ToString(service); - port = parseInt(service, 10); - if (isNaN(port)) { - if (flags & 1024) { - return -2; - } - return -8; - } - } - if (!node) { - if (family === 0) { - family = 2; - } - if ((flags & 1) === 0) { - if (family === 2) { - addr = _htonl(2130706433); - } else { - addr = [ 0, 0, 0, 1 ]; - } - } - ai = allocaddrinfo(family, type, proto, null, addr, port); - HEAPU32[((out) >> 2)] = ai; - return 0; - } - node = UTF8ToString(node); - addr = inetPton4(node); - if (addr !== null) { - if (family === 0 || family === 2) { - family = 2; - } else if (family === 10 && (flags & 8)) { - addr = [ 0, 0, _htonl(65535), addr ]; - family = 10; - } else { - return -2; - } - } else { - addr = inetPton6(node); - if (addr !== null) { - if (family === 0 || family === 10) { - family = 10; - } else { - return -2; - } - } - } - if (addr != null) { - ai = allocaddrinfo(family, type, proto, node, addr, port); - HEAPU32[((out) >> 2)] = ai; - return 0; - } - if (flags & 4) { - return -2; - } - node = DNS.lookup_name(node); - addr = inetPton4(node); - if (family === 0) { - family = 2; - } else if (family === 10) { - addr = [ 0, 0, _htonl(65535), addr ]; - } - ai = allocaddrinfo(family, type, proto, null, addr, port); - HEAPU32[((out) >> 2)] = ai; - return 0; -}; - -var _getnameinfo = (sa, salen, node, nodelen, serv, servlen, flags) => { - var info = readSockaddr(sa, salen); - if (info.errno) { - return -6; - } - var port = info.port; - var addr = info.addr; - var overflowed = false; - if (node && nodelen) { - var lookup; - if ((flags & 1) || !(lookup = DNS.lookup_addr(addr))) { - if (flags & 8) { - return -2; - } - } else { - addr = lookup; - } - var numBytesWrittenExclNull = stringToUTF8(addr, node, nodelen); - if (numBytesWrittenExclNull + 1 >= nodelen) { - overflowed = true; - } - } - if (serv && servlen) { - port = "" + port; - var numBytesWrittenExclNull = stringToUTF8(port, serv, servlen); - if (numBytesWrittenExclNull + 1 >= servlen) { - overflowed = true; - } - } - if (overflowed) { - return -12; - } - return 0; -}; - -var Protocols = { - list: [], - map: {} -}; - -var _setprotoent = stayopen => { - function allocprotoent(name, proto, aliases) { - var nameBuf = _malloc(name.length + 1); - stringToAscii(name, nameBuf); - var j = 0; - var length = aliases.length; - var aliasListBuf = _malloc((length + 1) * 4); - for (var i = 0; i < length; i++, j += 4) { - var alias = aliases[i]; - var aliasBuf = _malloc(alias.length + 1); - stringToAscii(alias, aliasBuf); - HEAPU32[(((aliasListBuf) + (j)) >> 2)] = aliasBuf; - } - HEAPU32[(((aliasListBuf) + (j)) >> 2)] = 0; - var pe = _malloc(12); - HEAPU32[((pe) >> 2)] = nameBuf; - HEAPU32[(((pe) + (4)) >> 2)] = aliasListBuf; - HEAP32[(((pe) + (8)) >> 2)] = proto; - return pe; - } - var list = Protocols.list; - var map = Protocols.map; - if (list.length === 0) { - var entry = allocprotoent("tcp", 6, [ "TCP" ]); - list.push(entry); - map["tcp"] = map["6"] = entry; - entry = allocprotoent("udp", 17, [ "UDP" ]); - list.push(entry); - map["udp"] = map["17"] = entry; - } - _setprotoent.index = 0; -}; - -var _getprotobyname = name => { - name = UTF8ToString(name); - _setprotoent(true); - var result = Protocols.map[name]; - return result; -}; - -var _getprotobynumber = number => { - _setprotoent(true); - var result = Protocols.map[number]; - return result; -}; - -var stackAlloc = sz => __emscripten_stack_alloc(sz); - -/** @suppress {duplicate } */ var stringToUTF8OnStack = str => { - var size = lengthBytesUTF8(str) + 1; - var ret = stackAlloc(size); - stringToUTF8(str, ret, size); - return ret; -}; - -var allocateUTF8OnStack = stringToUTF8OnStack; - -var PHPWASM = { - init: function() { - FS.mkdir("/internal"); - FS.mkdir("/internal/shared"); - FS.mkdir("/internal/shared/preload"); - PHPWASM.EventEmitter = ENVIRONMENT_IS_NODE ? require("events").EventEmitter : class EventEmitter { - constructor() { - this.listeners = {}; - } - emit(eventName, data) { - if (this.listeners[eventName]) { - this.listeners[eventName].forEach(callback => { - callback(data); - }); - } - } - once(eventName, callback) { - const self = this; - function removedCallback() { - callback(...arguments); - self.removeListener(eventName, removedCallback); - } - this.on(eventName, removedCallback); - } - removeAllListeners(eventName) { - if (eventName) { - delete this.listeners[eventName]; - } else { - this.listeners = {}; - } - } - removeListener(eventName, callback) { - if (this.listeners[eventName]) { - const idx = this.listeners[eventName].indexOf(callback); - if (idx !== -1) { - this.listeners[eventName].splice(idx, 1); - } - } - } - }; - PHPWASM.child_proc_by_fd = {}; - PHPWASM.child_proc_by_pid = {}; - PHPWASM.input_devices = {}; - }, - getAllWebSockets: function(sock) { - const webSockets = new Set; - if (sock.server) { - sock.server.clients.forEach(ws => { - webSockets.add(ws); - }); - } - for (const peer of PHPWASM.getAllPeers(sock)) { - webSockets.add(peer.socket); - } - return Array.from(webSockets); - }, - getAllPeers: function(sock) { - const peers = new Set; - if (sock.server) { - sock.pending.filter(pending => pending.peers).forEach(pending => { - for (const peer of Object.values(pending.peers)) { - peers.add(peer); - } - }); - } - if (sock.peers) { - for (const peer of Object.values(sock.peers)) { - peers.add(peer); - } - } - return Array.from(peers); - }, - awaitData: function(ws) { - return PHPWASM.awaitEvent(ws, "message"); - }, - awaitConnection: function(ws) { - if (ws.OPEN === ws.readyState) { - return [ Promise.resolve(), PHPWASM.noop ]; - } - return PHPWASM.awaitEvent(ws, "open"); - }, - awaitClose: function(ws) { - if ([ ws.CLOSING, ws.CLOSED ].includes(ws.readyState)) { - return [ Promise.resolve(), PHPWASM.noop ]; - } - return PHPWASM.awaitEvent(ws, "close"); - }, - awaitError: function(ws) { - if ([ ws.CLOSING, ws.CLOSED ].includes(ws.readyState)) { - return [ Promise.resolve(), PHPWASM.noop ]; - } - return PHPWASM.awaitEvent(ws, "error"); - }, - awaitEvent: function(ws, event) { - let resolve; - const listener = () => { - resolve(); - }; - const promise = new Promise(function(_resolve) { - resolve = _resolve; - ws.once(event, listener); - }); - const cancel = () => { - ws.removeListener(event, listener); - setTimeout(resolve); - }; - return [ promise, cancel ]; - }, - noop: function() {}, - spawnProcess: function(command, args, options) { - if (Module["spawnProcess"]) { - const spawnedPromise = Module["spawnProcess"](command, args, options); - return Promise.resolve(spawnedPromise).then(function(spawned) { - if (!spawned || !spawned.on) { - throw new Error("spawnProcess() must return an EventEmitter but returned a different type."); - } - return spawned; - }); - } - if (ENVIRONMENT_IS_NODE) { - return require("child_process").spawn(command, args, { - ...options, - shell: true, - stdio: [ "pipe", "pipe", "pipe" ], - timeout: 100 - }); - } - const e = new Error("popen(), proc_open() etc. are unsupported in the browser. Call php.setSpawnHandler() " + "and provide a callback to handle spawning processes, or disable a popen(), proc_open() " + "and similar functions via php.ini."); - e.code = "SPAWN_UNSUPPORTED"; - throw e; - }, - shutdownSocket: function(socketd, how) { - const sock = getSocketFromFD(socketd); - const peer = Object.values(sock.peers)[0]; - if (!peer) { - return -1; - } - try { - peer.socket.close(); - SOCKFS.websocket_sock_ops.removePeer(sock, peer); - return 0; - } catch (e) { - console.log("Socket shutdown error", e); - return -1; - } - } -}; - -function _js_create_input_device(deviceId) { - let dataBuffer = []; - let dataCallback; - const filename = "proc_id_" + deviceId; - const device = FS.createDevice("/dev", filename, function() {}, function(byte) { - try { - dataBuffer.push(byte); - if (dataCallback) { - dataCallback(new Uint8Array(dataBuffer)); - dataBuffer = []; - } - } catch (e) { - console.error(e); - throw e; - } - }); - const devicePath = "/dev/" + filename; - PHPWASM.input_devices[deviceId] = { - devicePath: devicePath, - onData: function(cb) { - dataCallback = cb; - dataBuffer.forEach(function(data) { - cb(data); - }); - dataBuffer.length = 0; - } - }; - return allocateUTF8OnStack(devicePath); -} - -function _js_open_process(command, argsPtr, argsLength, descriptorsPtr, descriptorsLength, cwdPtr, cwdLength, envPtr, envLength) { - if (!command) { - return 1; - } - const cmdstr = UTF8ToString(command); - if (!cmdstr.length) { - return 0; - } - let argsArray = []; - if (argsLength) { - for (var i = 0; i < argsLength; i++) { - const charPointer = argsPtr + i * 4; - argsArray.push(UTF8ToString(HEAPU32[charPointer >> 2])); - } - } - const cwdstr = cwdPtr ? UTF8ToString(cwdPtr) : null; - let envObject = null; - if (envLength) { - envObject = {}; - for (var i = 0; i < envLength; i++) { - const envPointer = envPtr + i * 4; - const envEntry = UTF8ToString(HEAPU32[envPointer >> 2]); - const splitAt = envEntry.indexOf("="); - if (splitAt === -1) { - continue; - } - const key = envEntry.substring(0, splitAt); - const value = envEntry.substring(splitAt + 1); - envObject[key] = value; - } - } - var std = {}; - for (var i = 0; i < descriptorsLength; i++) { - const descriptorPtr = HEAPU32[(descriptorsPtr + i * 4) >> 2]; - std[HEAPU32[descriptorPtr >> 2]] = { - child: HEAPU32[(descriptorPtr + 4) >> 2], - parent: HEAPU32[(descriptorPtr + 8) >> 2] - }; - } - return Asyncify.handleSleep(async wakeUp => { - let cp; - try { - const options = {}; - if (cwdstr !== null) { - options.cwd = cwdstr; - } - if (envObject !== null) { - options.env = envObject; - } - cp = PHPWASM.spawnProcess(cmdstr, argsArray, options); - if (cp instanceof Promise) { - cp = await cp; - } - } catch (e) { - if (e.code === "SPAWN_UNSUPPORTED") { - wakeUp(1); - return; - } - console.error(e); - wakeUp(1); - throw e; - } - const ProcInfo = { - pid: cp.pid, - exited: false, - stdinFd: std[0]?.child, - stdinIsDevice: std[0]?.child in PHPWASM.input_devices, - stdoutChildFd: std[1]?.child, - stdoutParentFd: std[1]?.parent, - stderrChildFd: std[2]?.child, - stderrParentFd: std[2]?.parent, - stdout: new PHPWASM.EventEmitter, - stderr: new PHPWASM.EventEmitter - }; - if (ProcInfo.stdoutChildFd) PHPWASM.child_proc_by_fd[ProcInfo.stdoutChildFd] = ProcInfo; - if (ProcInfo.stderrChildFd) PHPWASM.child_proc_by_fd[ProcInfo.stderrChildFd] = ProcInfo; - if (ProcInfo.stdoutParentFd) PHPWASM.child_proc_by_fd[ProcInfo.stdoutParentFd] = ProcInfo; - if (ProcInfo.stderrParentFd) PHPWASM.child_proc_by_fd[ProcInfo.stderrParentFd] = ProcInfo; - PHPWASM.child_proc_by_pid[ProcInfo.pid] = ProcInfo; - cp.on("exit", function(code) { - ProcInfo.exitCode = code; - ProcInfo.exited = true; - ProcInfo.stdout.emit("data"); - ProcInfo.stderr.emit("data"); - }); - if (ProcInfo.stdoutChildFd) { - const stdoutStream = SYSCALLS.getStreamFromFD(ProcInfo.stdoutChildFd); - let stdoutAt = 0; - cp.stdout.on("data", function(data) { - ProcInfo.stdout.emit("data", data); - stdoutStream.stream_ops.write(stdoutStream, data, 0, data.length, stdoutAt); - stdoutAt += data.length; - }); - } - if (ProcInfo.stderrChildFd) { - const stderrStream = SYSCALLS.getStreamFromFD(ProcInfo.stderrChildFd); - let stderrAt = 0; - cp.stderr.on("data", function(data) { - ProcInfo.stderr.emit("data", data); - stderrStream.stream_ops.write(stderrStream, data, 0, data.length, stderrAt); - stderrAt += data.length; - }); - } - /** - * Wait until the child process has been spawned. - * Unfortunately there is no Node.js API to check whether - * the process has already been spawned. We can only listen - * to the 'spawn' event and if it has already been spawned, - * listen to the 'exit' event. - */ try { - await new Promise((resolve, reject) => { - cp.on("spawn", resolve); - cp.on("error", reject); - }); - } catch (e) { - console.error(e); - wakeUp(1); - return; - } - if (ProcInfo.stdinIsDevice) { - PHPWASM.input_devices[ProcInfo.stdinFd].onData(function(data) { - if (!data) return; - if (typeof data === "number") { - data = new Uint8Array([ data ]); - } - const dataStr = new TextDecoder("utf-8").decode(data); - cp.stdin.write(dataStr); - }); - wakeUp(ProcInfo.pid); - return; - } - if (ProcInfo.stdinFd) { - const stdinStream = SYSCALLS.getStreamFromFD(ProcInfo.stdinFd); - if (stdinStream.node) { - const CHUNK_SIZE = 1024; - const buffer = new Uint8Array(CHUNK_SIZE); - let offset = 0; - while (true) { - const bytesRead = stdinStream.stream_ops.read(stdinStream, buffer, 0, CHUNK_SIZE, offset); - if (bytesRead === null || bytesRead === 0) { - break; - } - try { - cp.stdin.write(buffer.subarray(0, bytesRead)); - } catch (e) { - console.error(e); - return 1; - } - if (bytesRead < CHUNK_SIZE) { - break; - } - offset += bytesRead; - } - wakeUp(ProcInfo.pid); - return; - } - } - wakeUp(ProcInfo.pid); - }); -} - -function _js_process_status(pid, exitCodePtr) { - if (!PHPWASM.child_proc_by_pid[pid]) { - return -1; - } - if (PHPWASM.child_proc_by_pid[pid].exited) { - HEAPU32[exitCodePtr >> 2] = PHPWASM.child_proc_by_pid[pid].exitCode; - return 1; - } - return 0; -} - -function _js_waitpid(pid, exitCodePtr) { - if (!PHPWASM.child_proc_by_pid[pid]) { - return -1; - } - return Asyncify.handleSleep(wakeUp => { - const poll = function() { - if (PHPWASM.child_proc_by_pid[pid]?.exited) { - HEAPU32[exitCodePtr >> 2] = PHPWASM.child_proc_by_pid[pid].exitCode; - wakeUp(pid); - } else { - setTimeout(poll, 50); - } - }; - poll(); - }); -} - -var arraySum = (array, index) => { - var sum = 0; - for (var i = 0; i <= index; sum += array[i++]) {} - return sum; -}; - -var MONTH_DAYS_LEAP = [ 31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 ]; - -var MONTH_DAYS_REGULAR = [ 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 ]; - -var addDays = (date, days) => { - var newDate = new Date(date.getTime()); - while (days > 0) { - var leap = isLeapYear(newDate.getFullYear()); - var currentMonth = newDate.getMonth(); - var daysInCurrentMonth = (leap ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR)[currentMonth]; - if (days > daysInCurrentMonth - newDate.getDate()) { - days -= (daysInCurrentMonth - newDate.getDate() + 1); - newDate.setDate(1); - if (currentMonth < 11) { - newDate.setMonth(currentMonth + 1); - } else { - newDate.setMonth(0); - newDate.setFullYear(newDate.getFullYear() + 1); - } - } else { - newDate.setDate(newDate.getDate() + days); - return newDate; - } - } - return newDate; -}; - -var writeArrayToMemory = (array, buffer) => { - HEAP8.set(array, buffer); -}; - -var _strftime = (s, maxsize, format, tm) => { - var tm_zone = HEAPU32[(((tm) + (40)) >> 2)]; - var date = { - tm_sec: HEAP32[((tm) >> 2)], - tm_min: HEAP32[(((tm) + (4)) >> 2)], - tm_hour: HEAP32[(((tm) + (8)) >> 2)], - tm_mday: HEAP32[(((tm) + (12)) >> 2)], - tm_mon: HEAP32[(((tm) + (16)) >> 2)], - tm_year: HEAP32[(((tm) + (20)) >> 2)], - tm_wday: HEAP32[(((tm) + (24)) >> 2)], - tm_yday: HEAP32[(((tm) + (28)) >> 2)], - tm_isdst: HEAP32[(((tm) + (32)) >> 2)], - tm_gmtoff: HEAP32[(((tm) + (36)) >> 2)], - tm_zone: tm_zone ? UTF8ToString(tm_zone) : "" - }; - var pattern = UTF8ToString(format); - var EXPANSION_RULES_1 = { - "%c": "%a %b %d %H:%M:%S %Y", - "%D": "%m/%d/%y", - "%F": "%Y-%m-%d", - "%h": "%b", - "%r": "%I:%M:%S %p", - "%R": "%H:%M", - "%T": "%H:%M:%S", - "%x": "%m/%d/%y", - "%X": "%H:%M:%S", - "%Ec": "%c", - "%EC": "%C", - "%Ex": "%m/%d/%y", - "%EX": "%H:%M:%S", - "%Ey": "%y", - "%EY": "%Y", - "%Od": "%d", - "%Oe": "%e", - "%OH": "%H", - "%OI": "%I", - "%Om": "%m", - "%OM": "%M", - "%OS": "%S", - "%Ou": "%u", - "%OU": "%U", - "%OV": "%V", - "%Ow": "%w", - "%OW": "%W", - "%Oy": "%y" - }; - for (var rule in EXPANSION_RULES_1) { - pattern = pattern.replace(new RegExp(rule, "g"), EXPANSION_RULES_1[rule]); - } - var WEEKDAYS = [ "Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday" ]; - var MONTHS = [ "January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December" ]; - function leadingSomething(value, digits, character) { - var str = typeof value == "number" ? value.toString() : (value || ""); - while (str.length < digits) { - str = character[0] + str; - } - return str; - } - function leadingNulls(value, digits) { - return leadingSomething(value, digits, "0"); - } - function compareByDay(date1, date2) { - function sgn(value) { - return value < 0 ? -1 : (value > 0 ? 1 : 0); - } - var compare; - if ((compare = sgn(date1.getFullYear() - date2.getFullYear())) === 0) { - if ((compare = sgn(date1.getMonth() - date2.getMonth())) === 0) { - compare = sgn(date1.getDate() - date2.getDate()); - } - } - return compare; - } - function getFirstWeekStartDate(janFourth) { - switch (janFourth.getDay()) { - case 0: - return new Date(janFourth.getFullYear() - 1, 11, 29); - - case 1: - return janFourth; - - case 2: - return new Date(janFourth.getFullYear(), 0, 3); - - case 3: - return new Date(janFourth.getFullYear(), 0, 2); - - case 4: - return new Date(janFourth.getFullYear(), 0, 1); - - case 5: - return new Date(janFourth.getFullYear() - 1, 11, 31); - - case 6: - return new Date(janFourth.getFullYear() - 1, 11, 30); - } - } - function getWeekBasedYear(date) { - var thisDate = addDays(new Date(date.tm_year + 1900, 0, 1), date.tm_yday); - var janFourthThisYear = new Date(thisDate.getFullYear(), 0, 4); - var janFourthNextYear = new Date(thisDate.getFullYear() + 1, 0, 4); - var firstWeekStartThisYear = getFirstWeekStartDate(janFourthThisYear); - var firstWeekStartNextYear = getFirstWeekStartDate(janFourthNextYear); - if (compareByDay(firstWeekStartThisYear, thisDate) <= 0) { - if (compareByDay(firstWeekStartNextYear, thisDate) <= 0) { - return thisDate.getFullYear() + 1; - } - return thisDate.getFullYear(); - } - return thisDate.getFullYear() - 1; - } - var EXPANSION_RULES_2 = { - "%a": date => WEEKDAYS[date.tm_wday].substring(0, 3), - "%A": date => WEEKDAYS[date.tm_wday], - "%b": date => MONTHS[date.tm_mon].substring(0, 3), - "%B": date => MONTHS[date.tm_mon], - "%C": date => { - var year = date.tm_year + 1900; - return leadingNulls((year / 100) | 0, 2); - }, - "%d": date => leadingNulls(date.tm_mday, 2), - "%e": date => leadingSomething(date.tm_mday, 2, " "), - "%g": date => getWeekBasedYear(date).toString().substring(2), - "%G": getWeekBasedYear, - "%H": date => leadingNulls(date.tm_hour, 2), - "%I": date => { - var twelveHour = date.tm_hour; - if (twelveHour == 0) twelveHour = 12; else if (twelveHour > 12) twelveHour -= 12; - return leadingNulls(twelveHour, 2); - }, - "%j": date => leadingNulls(date.tm_mday + arraySum(isLeapYear(date.tm_year + 1900) ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, date.tm_mon - 1), 3), - "%m": date => leadingNulls(date.tm_mon + 1, 2), - "%M": date => leadingNulls(date.tm_min, 2), - "%n": () => "\n", - "%p": date => { - if (date.tm_hour >= 0 && date.tm_hour < 12) { - return "AM"; - } - return "PM"; - }, - "%S": date => leadingNulls(date.tm_sec, 2), - "%t": () => "\t", - "%u": date => date.tm_wday || 7, - "%U": date => { - var days = date.tm_yday + 7 - date.tm_wday; - return leadingNulls(Math.floor(days / 7), 2); - }, - "%V": date => { - var val = Math.floor((date.tm_yday + 7 - (date.tm_wday + 6) % 7) / 7); - if ((date.tm_wday + 371 - date.tm_yday - 2) % 7 <= 2) { - val++; - } - if (!val) { - val = 52; - var dec31 = (date.tm_wday + 7 - date.tm_yday - 1) % 7; - if (dec31 == 4 || (dec31 == 5 && isLeapYear(date.tm_year % 400 - 1))) { - val++; - } - } else if (val == 53) { - var jan1 = (date.tm_wday + 371 - date.tm_yday) % 7; - if (jan1 != 4 && (jan1 != 3 || !isLeapYear(date.tm_year))) val = 1; - } - return leadingNulls(val, 2); - }, - "%w": date => date.tm_wday, - "%W": date => { - var days = date.tm_yday + 7 - ((date.tm_wday + 6) % 7); - return leadingNulls(Math.floor(days / 7), 2); - }, - "%y": date => (date.tm_year + 1900).toString().substring(2), - "%Y": date => date.tm_year + 1900, - "%z": date => { - var off = date.tm_gmtoff; - var ahead = off >= 0; - off = Math.abs(off) / 60; - off = (off / 60) * 100 + (off % 60); - return (ahead ? "+" : "-") + String("0000" + off).slice(-4); - }, - "%Z": date => date.tm_zone, - "%%": () => "%" - }; - pattern = pattern.replace(/%%/g, "\0\0"); - for (var rule in EXPANSION_RULES_2) { - if (pattern.includes(rule)) { - pattern = pattern.replace(new RegExp(rule, "g"), EXPANSION_RULES_2[rule](date)); - } - } - pattern = pattern.replace(/\0\0/g, "%"); - var bytes = intArrayFromString(pattern, false); - if (bytes.length > maxsize) { - return 0; - } - writeArrayToMemory(bytes, s); - return bytes.length - 1; -}; - -var _strftime_l = (s, maxsize, format, tm, loc) => _strftime(s, maxsize, format, tm); - -var _strptime = (buf, format, tm) => { - var pattern = UTF8ToString(format); - var SPECIAL_CHARS = "\\!@#$^&*()+=-[]/{}|:<>?,."; - for (var i = 0, ii = SPECIAL_CHARS.length; i < ii; ++i) { - pattern = pattern.replace(new RegExp("\\" + SPECIAL_CHARS[i], "g"), "\\" + SPECIAL_CHARS[i]); - } - var EQUIVALENT_MATCHERS = { - "A": "%a", - "B": "%b", - "c": "%a %b %d %H:%M:%S %Y", - "D": "%m\\/%d\\/%y", - "e": "%d", - "F": "%Y-%m-%d", - "h": "%b", - "R": "%H\\:%M", - "r": "%I\\:%M\\:%S\\s%p", - "T": "%H\\:%M\\:%S", - "x": "%m\\/%d\\/(?:%y|%Y)", - "X": "%H\\:%M\\:%S" - }; - var DATE_PATTERNS = { - /* weekday name */ "a": "(?:Sun(?:day)?)|(?:Mon(?:day)?)|(?:Tue(?:sday)?)|(?:Wed(?:nesday)?)|(?:Thu(?:rsday)?)|(?:Fri(?:day)?)|(?:Sat(?:urday)?)", - /* month name */ "b": "(?:Jan(?:uary)?)|(?:Feb(?:ruary)?)|(?:Mar(?:ch)?)|(?:Apr(?:il)?)|May|(?:Jun(?:e)?)|(?:Jul(?:y)?)|(?:Aug(?:ust)?)|(?:Sep(?:tember)?)|(?:Oct(?:ober)?)|(?:Nov(?:ember)?)|(?:Dec(?:ember)?)", - /* century */ "C": "\\d\\d", - /* day of month */ "d": "0[1-9]|[1-9](?!\\d)|1\\d|2\\d|30|31", - /* hour (24hr) */ "H": "\\d(?!\\d)|[0,1]\\d|20|21|22|23", - /* hour (12hr) */ "I": "\\d(?!\\d)|0\\d|10|11|12", - /* day of year */ "j": "00[1-9]|0?[1-9](?!\\d)|0?[1-9]\\d(?!\\d)|[1,2]\\d\\d|3[0-6]\\d", - /* month */ "m": "0[1-9]|[1-9](?!\\d)|10|11|12", - /* minutes */ "M": "0\\d|\\d(?!\\d)|[1-5]\\d", - /* whitespace */ "n": " ", - /* AM/PM */ "p": "AM|am|PM|pm|A\\.M\\.|a\\.m\\.|P\\.M\\.|p\\.m\\.", - /* seconds */ "S": "0\\d|\\d(?!\\d)|[1-5]\\d|60", - /* week number */ "U": "0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53", - /* week number */ "W": "0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53", - /* weekday number */ "w": "[0-6]", - /* 2-digit year */ "y": "\\d\\d", - /* 4-digit year */ "Y": "\\d\\d\\d\\d", - /* whitespace */ "t": " ", - /* time zone */ "z": "Z|(?:[\\+\\-]\\d\\d:?(?:\\d\\d)?)" - }; - var MONTH_NUMBERS = { - JAN: 0, - FEB: 1, - MAR: 2, - APR: 3, - MAY: 4, - JUN: 5, - JUL: 6, - AUG: 7, - SEP: 8, - OCT: 9, - NOV: 10, - DEC: 11 - }; - var DAY_NUMBERS_SUN_FIRST = { - SUN: 0, - MON: 1, - TUE: 2, - WED: 3, - THU: 4, - FRI: 5, - SAT: 6 - }; - var DAY_NUMBERS_MON_FIRST = { - MON: 0, - TUE: 1, - WED: 2, - THU: 3, - FRI: 4, - SAT: 5, - SUN: 6 - }; - var capture = []; - var pattern_out = pattern.replace(/%(.)/g, (m, c) => EQUIVALENT_MATCHERS[c] || m).replace(/%(.)/g, (_, c) => { - let pat = DATE_PATTERNS[c]; - if (pat) { - capture.push(c); - return `(${pat})`; - } else { - return c; - } - }).replace(/\s+/g, "\\s*"); - var matches = new RegExp("^" + pattern_out, "i").exec(UTF8ToString(buf)); - function initDate() { - function fixup(value, min, max) { - return (typeof value != "number" || isNaN(value)) ? min : (value >= min ? (value <= max ? value : max) : min); - } - return { - year: fixup(HEAP32[(((tm) + (20)) >> 2)] + 1900, 1970, 9999), - month: fixup(HEAP32[(((tm) + (16)) >> 2)], 0, 11), - day: fixup(HEAP32[(((tm) + (12)) >> 2)], 1, 31), - hour: fixup(HEAP32[(((tm) + (8)) >> 2)], 0, 23), - min: fixup(HEAP32[(((tm) + (4)) >> 2)], 0, 59), - sec: fixup(HEAP32[((tm) >> 2)], 0, 59), - gmtoff: 0 - }; - } - if (matches) { - var date = initDate(); - var value; - var getMatch = symbol => { - var pos = capture.indexOf(symbol); - if (pos >= 0) { - return matches[pos + 1]; - } - return; - }; - if ((value = getMatch("S"))) { - date.sec = jstoi_q(value); - } - if ((value = getMatch("M"))) { - date.min = jstoi_q(value); - } - if ((value = getMatch("H"))) { - date.hour = jstoi_q(value); - } else if ((value = getMatch("I"))) { - var hour = jstoi_q(value); - if ((value = getMatch("p"))) { - hour += value.toUpperCase()[0] === "P" ? 12 : 0; - } - date.hour = hour; - } - if ((value = getMatch("Y"))) { - date.year = jstoi_q(value); - } else if ((value = getMatch("y"))) { - var year = jstoi_q(value); - if ((value = getMatch("C"))) { - year += jstoi_q(value) * 100; - } else { - year += year < 69 ? 2e3 : 1900; - } - date.year = year; - } - if ((value = getMatch("m"))) { - date.month = jstoi_q(value) - 1; - } else if ((value = getMatch("b"))) { - date.month = MONTH_NUMBERS[value.substring(0, 3).toUpperCase()] || 0; - } - if ((value = getMatch("d"))) { - date.day = jstoi_q(value); - } else if ((value = getMatch("j"))) { - var day = jstoi_q(value); - var leapYear = isLeapYear(date.year); - for (var month = 0; month < 12; ++month) { - var daysUntilMonth = arraySum(leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, month - 1); - if (day <= daysUntilMonth + (leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR)[month]) { - date.day = day - daysUntilMonth; - } - } - } else if ((value = getMatch("a"))) { - var weekDay = value.substring(0, 3).toUpperCase(); - if ((value = getMatch("U"))) { - var weekDayNumber = DAY_NUMBERS_SUN_FIRST[weekDay]; - var weekNumber = jstoi_q(value); - var janFirst = new Date(date.year, 0, 1); - var endDate; - if (janFirst.getDay() === 0) { - endDate = addDays(janFirst, weekDayNumber + 7 * (weekNumber - 1)); - } else { - endDate = addDays(janFirst, 7 - janFirst.getDay() + weekDayNumber + 7 * (weekNumber - 1)); - } - date.day = endDate.getDate(); - date.month = endDate.getMonth(); - } else if ((value = getMatch("W"))) { - var weekDayNumber = DAY_NUMBERS_MON_FIRST[weekDay]; - var weekNumber = jstoi_q(value); - var janFirst = new Date(date.year, 0, 1); - var endDate; - if (janFirst.getDay() === 1) { - endDate = addDays(janFirst, weekDayNumber + 7 * (weekNumber - 1)); - } else { - endDate = addDays(janFirst, 7 - janFirst.getDay() + 1 + weekDayNumber + 7 * (weekNumber - 1)); - } - date.day = endDate.getDate(); - date.month = endDate.getMonth(); - } - } - if ((value = getMatch("z"))) { - if (value.toLowerCase() === "z") { - date.gmtoff = 0; - } else { - var match = value.match(/^((?:\-|\+)\d\d):?(\d\d)?/); - date.gmtoff = match[1] * 3600; - if (match[2]) { - date.gmtoff += date.gmtoff > 0 ? match[2] * 60 : -match[2] * 60; - } - } - } - /* + // The rest of the code comes from the built php.js file and esm-suffix.js + // include: shell.js + // The Module object: Our interface to the outside world. We import + // and export values on it. There are various ways Module can be used: + // 1. Not defined. We create it here + // 2. A function parameter, function(moduleArg) => Promise + // 3. pre-run appended it, var Module = {}; ..generated code.. + // 4. External script tag defines var Module. + // We need to check if Module already exists (e.g. case 3 above). + // Substitution will be replaced with actual code on later stage of the build, + // this way Closure Compiler will not mangle it (e.g. case 4. above). + // Note that if you want to run closure, and also to use Module + // after the generated code, you will need to define var Module = {}; + // before the code. Then that object will be used in the code, and you + // can continue to use Module afterwards as well. + var Module = typeof PHPLoader != 'undefined' ? PHPLoader : {}; + + var ENVIRONMENT_IS_WORKER = RuntimeName === 'WORKER'; + + var ENVIRONMENT_IS_NODE = RuntimeName === 'NODE'; + + if (ENVIRONMENT_IS_NODE) { + } + + // --pre-jses are emitted after the Module integration code, so that they can + // refer to Module (if they choose; they can also define Module) + // Sometimes an existing Module object exists with properties + // meant to overwrite the default module functionality. Here + // we collect those properties and reapply _after_ we configure + // the current environment's defaults to avoid having to be so + // defensive during initialization. + var moduleOverrides = Object.assign({}, Module); + + var arguments_ = []; + + var thisProgram = './this.program'; + + var quit_ = (status, toThrow) => { + throw toThrow; + }; + + // `/` should be present at the end if `scriptDirectory` is not empty + var scriptDirectory = ''; + + function locateFile(path) { + if (Module['locateFile']) { + return Module['locateFile'](path, scriptDirectory); + } + return scriptDirectory + path; + } + + // Hooks that are implemented differently in different runtime environments. + var readAsync, readBinary; + + if (ENVIRONMENT_IS_NODE) { + // These modules will usually be used on Node.js. Load them eagerly to avoid + // the complexity of lazy-loading. + var fs = require('fs'); + var nodePath = require('path'); + scriptDirectory = __dirname + '/'; + // include: node_shell_read.js + readBinary = (filename) => { + // We need to re-wrap `file://` strings to URLs. + filename = isFileURI(filename) ? new URL(filename) : filename; + var ret = fs.readFileSync(filename); + return ret; + }; + readAsync = async (filename, binary = true) => { + // See the comment in the `readBinary` function. + filename = isFileURI(filename) ? new URL(filename) : filename; + var ret = fs.readFileSync(filename, binary ? undefined : 'utf8'); + return ret; + }; + // end include: node_shell_read.js + if (!Module['thisProgram'] && process.argv.length > 1) { + thisProgram = process.argv[1].replace(/\\/g, '/'); + } + arguments_ = process.argv.slice(2); + if (typeof module != 'undefined') { + module['exports'] = Module; + } + quit_ = (status, toThrow) => { + process.exitCode = status; + throw toThrow; + }; + } // Note that this includes Node.js workers when relevant (pthreads is enabled). + // Node.js workers are detected as a combination of ENVIRONMENT_IS_WORKER and + // ENVIRONMENT_IS_NODE. + else { + } + + var out = Module['print'] || console.log.bind(console); + + var err = Module['printErr'] || console.error.bind(console); + + // Merge back in the overrides + Object.assign(Module, moduleOverrides); + + // Free the object hierarchy contained in the overrides, this lets the GC + // reclaim data used. + moduleOverrides = null; + + // Emit code to handle expected values on the Module object. This applies Module.x + // to the proper local x. This has two benefits: first, we only emit it if it is + // expected to arrive, and second, by using a local everywhere else that can be + // minified. + if (Module['arguments']) arguments_ = Module['arguments']; + + if (Module['thisProgram']) thisProgram = Module['thisProgram']; + if (Module['quit']) quit_ = Module['quit']; + + // perform assertions in shell.js after we set up out() and err(), as otherwise if an assertion fails it cannot print the message + // end include: shell.js + // include: preamble.js + // === Preamble library stuff === + // Documentation for the public APIs defined in this file must be updated in: + // site/source/docs/api_reference/preamble.js.rst + // A prebuilt local version of the documentation is available at: + // site/build/text/docs/api_reference/preamble.js.txt + // You can also build docs locally as HTML or other formats in site/ + // An online HTML version (which may be of a different version of Emscripten) + // is up at http://kripken.github.io/emscripten-site/docs/api_reference/preamble.js.html + var wasmBinary = Module['wasmBinary']; + + // end include: base64Utils.js + // Wasm globals + var wasmMemory; + + //======================================== + // Runtime essentials + //======================================== + // whether we are quitting the application. no code should run after this. + // set in exit() and abort() + var ABORT = false; + + // set by exit() and abort(). Passed to 'onExit' handler. + // NOTE: This is also used as the process return code code in shell environments + // but only when noExitRuntime is false. + var EXITSTATUS; + + // In STRICT mode, we only define assert() when ASSERTIONS is set. i.e. we + // don't define it at all in release modes. This matches the behaviour of + // MINIMAL_RUNTIME. + // TODO(sbc): Make this the default even without STRICT enabled. + /** @type {function(*, string=)} */ function assert(condition, text) { + if (!condition) { + // This build was created without ASSERTIONS defined. `assert()` should not + // ever be called in this configuration but in case there are callers in + // the wild leave this simple abort() implementation here for now. + abort(text); + } + } + + // Memory management + var /** @type {!Int8Array} */ HEAP8, + /** @type {!Uint8Array} */ HEAPU8, + /** @type {!Int16Array} */ HEAP16, + /** @type {!Uint16Array} */ HEAPU16, + /** @type {!Int32Array} */ HEAP32, + /** @type {!Uint32Array} */ HEAPU32, + /** @type {!Float32Array} */ HEAPF32, + /** @type {!Float64Array} */ HEAPF64; + + // include: runtime_shared.js + function updateMemoryViews() { + var b = wasmMemory.buffer; + Module['HEAP8'] = HEAP8 = new Int8Array(b); + Module['HEAP16'] = HEAP16 = new Int16Array(b); + Module['HEAPU8'] = HEAPU8 = new Uint8Array(b); + Module['HEAPU16'] = HEAPU16 = new Uint16Array(b); + Module['HEAP32'] = HEAP32 = new Int32Array(b); + Module['HEAPU32'] = HEAPU32 = new Uint32Array(b); + Module['HEAPF32'] = HEAPF32 = new Float32Array(b); + Module['HEAPF64'] = HEAPF64 = new Float64Array(b); + } + + // end include: runtime_shared.js + // include: runtime_stack_check.js + // end include: runtime_stack_check.js + var __ATPRERUN__ = []; + + // functions called before the runtime is initialized + var __ATINIT__ = []; + + // functions called during startup + var __ATEXIT__ = []; + + // functions called during shutdown + var __ATPOSTRUN__ = []; + + // functions called after the main() is called + var runtimeInitialized = false; + + var runtimeExited = false; + + function preRun() { + if (Module['preRun']) { + if (typeof Module['preRun'] == 'function') + Module['preRun'] = [Module['preRun']]; + while (Module['preRun'].length) { + addOnPreRun(Module['preRun'].shift()); + } + } + callRuntimeCallbacks(__ATPRERUN__); + } + + function initRuntime() { + runtimeInitialized = true; + SOCKFS.root = FS.mount(SOCKFS, {}, null); + if (!Module['noFSInit'] && !FS.initialized) FS.init(); + FS.ignorePermissions = false; + TTY.init(); + PIPEFS.root = FS.mount(PIPEFS, {}, null); + callRuntimeCallbacks(__ATINIT__); + } + + function exitRuntime() { + ___funcs_on_exit(); + // Native atexit() functions + callRuntimeCallbacks(__ATEXIT__); + FS.quit(); + TTY.shutdown(); + runtimeExited = true; + } + + function postRun() { + if (Module['postRun']) { + if (typeof Module['postRun'] == 'function') + Module['postRun'] = [Module['postRun']]; + while (Module['postRun'].length) { + addOnPostRun(Module['postRun'].shift()); + } + } + callRuntimeCallbacks(__ATPOSTRUN__); + } + + function addOnPreRun(cb) { + __ATPRERUN__.unshift(cb); + } + + function addOnInit(cb) { + __ATINIT__.unshift(cb); + } + + function addOnPostRun(cb) { + __ATPOSTRUN__.unshift(cb); + } + + // include: runtime_math.js + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/imul + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/fround + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/clz32 + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/trunc + // end include: runtime_math.js + // A counter of dependencies for calling run(). If we need to + // do asynchronous work before running, increment this and + // decrement it. Incrementing must happen in a place like + // Module.preRun (used by emcc to add file preloading). + // Note that you can add dependencies in preRun, even though + // it happens right before run - run will be postponed until + // the dependencies are met. + var runDependencies = 0; + + var dependenciesFulfilled = null; + + // overridden to take different actions when all run dependencies are fulfilled + function getUniqueRunDependency(id) { + return id; + } + + function addRunDependency(id) { + runDependencies++; + Module['monitorRunDependencies']?.(runDependencies); + } + + function removeRunDependency(id) { + runDependencies--; + Module['monitorRunDependencies']?.(runDependencies); + if (runDependencies == 0) { + if (dependenciesFulfilled) { + var callback = dependenciesFulfilled; + dependenciesFulfilled = null; + callback(); + } + } + } + + /** @param {string|number=} what */ function abort(what) { + Module['onAbort']?.(what); + what = 'Aborted(' + what + ')'; + // TODO(sbc): Should we remove printing and leave it up to whoever + // catches the exception? + err(what); + ABORT = true; + what += '. Build with -sASSERTIONS for more info.'; + // Use a wasm runtime error, because a JS error might be seen as a foreign + // exception, which means we'd run destructors on it. We need the error to + // simply make the program stop. + // FIXME This approach does not work in Wasm EH because it currently does not assume + // all RuntimeErrors are from traps; it decides whether a RuntimeError is from + // a trap or not based on a hidden field within the object. So at the moment + // we don't have a way of throwing a wasm trap from JS. TODO Make a JS API that + // allows this in the wasm spec. + // Suppress closure compiler warning here. Closure compiler's builtin extern + // definition for WebAssembly.RuntimeError claims it takes no arguments even + // though it can. + // TODO(https://github.com/google/closure-compiler/pull/3913): Remove if/when upstream closure gets fixed. + // See above, in the meantime, we resort to wasm code for trapping. + // In case abort() is called before the module is initialized, wasmExports + // and its exported '__trap' function is not available, in which case we throw + // a RuntimeError. + // We trap instead of throwing RuntimeError to prevent infinite-looping in + // Wasm EH code (because RuntimeError is considered as a foreign exception and + // caught by 'catch_all'), but in case throwing RuntimeError is fine because + // the module has not even been instantiated, even less running. + if (runtimeInitialized) { + ___trap(); + } + /** @suppress {checkTypes} */ var e = new WebAssembly.RuntimeError( + what + ); + // Throw the error whether or not MODULARIZE is set because abort is used + // in code paths apart from instantiation where an exception is expected + // to be thrown when abort is called. + throw e; + } + + // include: memoryprofiler.js + // end include: memoryprofiler.js + // include: URIUtils.js + // Prefix of data URIs emitted by SINGLE_FILE and related options. + var dataURIPrefix = 'data:application/octet-stream;base64,'; + + /** + * Indicates whether filename is a base64 data URI. + * @noinline + */ var isDataURI = (filename) => filename.startsWith(dataURIPrefix); + + /** + * Indicates whether filename is delivered via file protocol (as opposed to http/https) + * @noinline + */ var isFileURI = (filename) => filename.startsWith('file://'); + + // end include: URIUtils.js + // include: runtime_exceptions.js + // end include: runtime_exceptions.js + function findWasmBinary() { + var f = dependencyFilename; + if (!isDataURI(f)) { + return locateFile(f); + } + return f; + } + + var wasmBinaryFile; + + function getBinarySync(file) { + if (file == wasmBinaryFile && wasmBinary) { + return new Uint8Array(wasmBinary); + } + if (readBinary) { + return readBinary(file); + } + throw 'both async and sync fetching of the wasm failed'; + } + + async function getWasmBinary(binaryFile) { + // If we don't have the binary yet, load it asynchronously using readAsync. + if (!wasmBinary) { + // Fetch the binary using readAsync + try { + var response = await readAsync(binaryFile); + return new Uint8Array(response); + } catch {} + } + // Otherwise, getBinarySync should be able to get it synchronously + return getBinarySync(binaryFile); + } + + async function instantiateArrayBuffer(binaryFile, imports) { + try { + var binary = await getWasmBinary(binaryFile); + var instance = await WebAssembly.instantiate(binary, imports); + return instance; + } catch (reason) { + err(`failed to asynchronously prepare wasm: ${reason}`); + abort(reason); + } + } + + async function instantiateAsync(binary, binaryFile, imports) { + if ( + !binary && + typeof WebAssembly.instantiateStreaming == 'function' && + !isDataURI(binaryFile) && // Avoid instantiateStreaming() on Node.js environment for now, as while + // Node.js v18.1.0 implements it, it does not have a full fetch() + // implementation yet. + // Reference: + // https://github.com/emscripten-core/emscripten/pull/16917 + !ENVIRONMENT_IS_NODE && + typeof fetch == 'function' + ) { + try { + var response = fetch(binaryFile, { + credentials: 'same-origin', + }); + var instantiationResult = + await WebAssembly.instantiateStreaming(response, imports); + return instantiationResult; + } catch (reason) { + // We expect the most common failure cause to be a bad MIME type for the binary, + // in which case falling back to ArrayBuffer instantiation should work. + err(`wasm streaming compile failed: ${reason}`); + err('falling back to ArrayBuffer instantiation'); + } + } + return instantiateArrayBuffer(binaryFile, imports); + } + + function getWasmImports() { + // instrumenting imports is used in asyncify in two ways: to add assertions + // that check for proper import use, and for ASYNCIFY=2 we use them to set up + // the Promise API on the import side. + Asyncify.instrumentWasmImports(wasmImports); + // prepare imports + return { + env: wasmImports, + wasi_snapshot_preview1: wasmImports, + }; + } + + // Create the wasm instance. + // Receives the wasm imports, returns the exports. + async function createWasm() { + // Load the wasm module and create an instance of using native support in the JS engine. + // handle a generated wasm instance, receiving its exports and + // performing other necessary setup + /** @param {WebAssembly.Module=} module*/ function receiveInstance( + instance, + module + ) { + wasmExports = instance.exports; + wasmExports = Asyncify.instrumentWasmExports(wasmExports); + Module['wasmExports'] = wasmExports; + wasmMemory = wasmExports['memory']; + updateMemoryViews(); + addOnInit(wasmExports['__wasm_call_ctors']); + removeRunDependency('wasm-instantiate'); + return wasmExports; + } + // wait for the pthread pool (if any) + addRunDependency('wasm-instantiate'); + // Prefer streaming instantiation if available. + function receiveInstantiationResult(result) { + // 'result' is a ResultObject object which has both the module and instance. + // receiveInstance() will swap in the exports (to Module.asm) so they can be called + // TODO: Due to Closure regression https://github.com/google/closure-compiler/issues/3193, the above line no longer optimizes out down to the following line. + // When the regression is fixed, can restore the above PTHREADS-enabled path. + receiveInstance(result['instance']); + } + var info = getWasmImports(); + // User shell pages can write their own Module.instantiateWasm = function(imports, successCallback) callback + // to manually instantiate the Wasm module themselves. This allows pages to + // run the instantiation parallel to any other async startup actions they are + // performing. + // Also pthreads and wasm workers initialize the wasm instance through this + // path. + if (Module['instantiateWasm']) { + try { + return Module['instantiateWasm'](info, receiveInstance); + } catch (e) { + err(`Module.instantiateWasm callback failed with error: ${e}`); + return false; + } + } + wasmBinaryFile ??= findWasmBinary(); + var result = await instantiateAsync(wasmBinary, wasmBinaryFile, info); + receiveInstantiationResult(result); + return result; + } + + // Globals used by JS i64 conversions (see makeSetValue) + var tempDouble; + + var tempI64; + + // include: runtime_debug.js + // end include: runtime_debug.js + // === Body === + function __asyncjs__js_popen_to_file(command, mode, exitCodePtr) { + return Asyncify.handleAsync(async () => { + const returnCallback = (resolver) => new Promise(resolver); + if (!command) return 1; + const cmdstr = UTF8ToString(command); + if (!cmdstr.length) return 0; + const modestr = UTF8ToString(mode); + if (!modestr.length) return 0; + if (modestr === 'w') { + console.error('popen($cmd, "w") is not implemented yet'); + } + return returnCallback(async (wakeUp) => { + let cp; + try { + cp = PHPWASM.spawnProcess(cmdstr, []); + if (cp instanceof Promise) { + cp = await cp; + } + } catch (e) { + console.error(e); + if (e.code === 'SPAWN_UNSUPPORTED') { + return 1; + } + throw e; + } + const outByteArrays = []; + cp.stdout.on('data', function (data) { + outByteArrays.push(data); + }); + const outputPath = '/tmp/popen_output'; + cp.on('exit', function (exitCode) { + const outBytes = new Uint8Array( + outByteArrays.reduce( + (acc, curr) => acc + curr.length, + 0 + ) + ); + let offset = 0; + for (const byteArray of outByteArrays) { + outBytes.set(byteArray, offset); + offset += byteArray.length; + } + FS.writeFile(outputPath, outBytes); + HEAPU8[exitCodePtr] = exitCode; + wakeUp(allocateUTF8OnStack(outputPath)); + }); + }); + }); + } + + __asyncjs__js_popen_to_file.sig = 'iiii'; + + function __asyncjs__wasm_poll_socket(socketd, events, timeout) { + return Asyncify.handleAsync(async () => { + const returnCallback = (resolver) => new Promise(resolver); + const POLLIN = 1; + const POLLPRI = 2; + const POLLOUT = 4; + const POLLERR = 8; + const POLLHUP = 16; + const POLLNVAL = 32; + return returnCallback((wakeUp) => { + const polls = []; + if (socketd in PHPWASM.child_proc_by_fd) { + const procInfo = PHPWASM.child_proc_by_fd[socketd]; + if (procInfo.exited) { + wakeUp(0); + return; + } + polls.push(PHPWASM.awaitEvent(procInfo.stdout, 'data')); + } else if (FS.isSocket(FS.getStream(socketd)?.node.mode)) { + const sock = getSocketFromFD(socketd); + if (!sock) { + wakeUp(0); + return; + } + const lookingFor = new Set(); + if (events & POLLIN || events & POLLPRI) { + if (sock.server) { + for (const client of sock.pending) { + if ((client.recv_queue || []).length > 0) { + wakeUp(1); + return; + } + } + } else if ((sock.recv_queue || []).length > 0) { + wakeUp(1); + return; + } + } + const webSockets = PHPWASM.getAllWebSockets(sock); + if (!webSockets.length) { + wakeUp(0); + return; + } + for (const ws of webSockets) { + if (events & POLLIN || events & POLLPRI) { + polls.push(PHPWASM.awaitData(ws)); + lookingFor.add('POLLIN'); + } + if (events & POLLOUT) { + polls.push(PHPWASM.awaitConnection(ws)); + lookingFor.add('POLLOUT'); + } + if (events & POLLHUP) { + polls.push(PHPWASM.awaitClose(ws)); + lookingFor.add('POLLHUP'); + } + if (events & POLLERR || events & POLLNVAL) { + polls.push(PHPWASM.awaitError(ws)); + lookingFor.add('POLLERR'); + } + } + } else { + setTimeout(function () { + wakeUp(1); + }, timeout); + return; + } + if (polls.length === 0) { + console.warn( + 'Unsupported poll event ' + + events + + ', defaulting to setTimeout().' + ); + setTimeout(function () { + wakeUp(0); + }, timeout); + return; + } + const promises = polls.map(([promise]) => promise); + const clearPolling = () => + polls.forEach(([, clear]) => clear()); + let awaken = false; + let timeoutId; + Promise.race(promises).then(function (results) { + if (!awaken) { + awaken = true; + wakeUp(1); + if (timeoutId) { + clearTimeout(timeoutId); + } + clearPolling(); + } + }); + if (timeout !== -1) { + timeoutId = setTimeout(function () { + if (!awaken) { + awaken = true; + wakeUp(0); + clearPolling(); + } + }, timeout); + } + }); + }); + } + + __asyncjs__wasm_poll_socket.sig = 'iiii'; + + function __asyncjs__js_fd_read(fd, iov, iovcnt, pnum) { + return Asyncify.handleAsync(async () => { + const returnCallback = (resolver) => new Promise(resolver); + if ( + Asyncify?.State?.Normal === undefined || + Asyncify?.state === Asyncify?.State?.Normal + ) { + var returnCode; + var stream; + let num = 0; + try { + stream = SYSCALLS.getStreamFromFD(fd); + const num = doReadv(stream, iov, iovcnt); + HEAPU32[pnum >> 2] = num; + return 0; + } catch (e) { + if ( + typeof FS == 'undefined' || + !(e.name === 'ErrnoError') + ) { + throw e; + } + if ( + e.errno !== 6 || + !(stream?.fd in PHPWASM.child_proc_by_fd) + ) { + HEAPU32[pnum >> 2] = 0; + return returnCode; + } + } + } + return returnCallback((wakeUp) => { + var retries = 0; + var interval = 50; + var timeout = 5e3; + var maxRetries = timeout / interval; + function poll() { + var returnCode; + var stream; + let num; + try { + stream = SYSCALLS.getStreamFromFD(fd); + num = doReadv(stream, iov, iovcnt); + returnCode = 0; + } catch (e) { + if ( + typeof FS == 'undefined' || + !(e.name === 'ErrnoError') + ) { + console.error(e); + throw e; + } + returnCode = e.errno; + } + const success = returnCode === 0; + const failure = + ++retries > maxRetries || + !(fd in PHPWASM.child_proc_by_fd) || + PHPWASM.child_proc_by_fd[fd]?.exited || + FS.isClosed(stream); + if (success) { + HEAPU32[pnum >> 2] = num; + wakeUp(0); + } else if (failure) { + HEAPU32[pnum >> 2] = 0; + wakeUp(returnCode === 6 ? 0 : returnCode); + } else { + setTimeout(poll, interval); + } + } + poll(); + }); + }); + } + + __asyncjs__js_fd_read.sig = 'iiiii'; + + function __asyncjs__js_module_onMessage(data, response_buffer) { + return Asyncify.handleAsync(async () => { + if (Module['onMessage']) { + const dataStr = UTF8ToString(data); + return Module['onMessage'](dataStr) + .then((response) => { + const responseBytes = + typeof response === 'string' + ? new TextEncoder().encode(response) + : response; + const responseSize = responseBytes.byteLength; + const responsePtr = _malloc(responseSize + 1); + HEAPU8.set(responseBytes, responsePtr); + HEAPU8[responsePtr + responseSize] = 0; + HEAPU8[response_buffer] = responsePtr; + HEAPU8[response_buffer + 1] = responsePtr >> 8; + HEAPU8[response_buffer + 2] = responsePtr >> 16; + HEAPU8[response_buffer + 3] = responsePtr >> 24; + return responseSize; + }) + .catch((e) => { + console.error(e); + return -1; + }); + } + }); + } + + __asyncjs__js_module_onMessage.sig = 'iii'; + + // end include: preamble.js + class ExitStatus { + name = 'ExitStatus'; + constructor(status) { + this.message = `Program terminated with exit(${status})`; + this.status = status; + } + } + ExitStatus = class PHPExitStatus extends Error { + constructor(status) { + super(status); + this.name = 'ExitStatus'; + this.message = 'Program terminated with exit(' + status + ')'; + this.status = status; + } + }; + + var callRuntimeCallbacks = (callbacks) => { + while (callbacks.length > 0) { + // Pass the module as the first argument. + callbacks.shift()(Module); + } + }; + + var noExitRuntime = Module['noExitRuntime'] || false; + + var UTF8Decoder = + typeof TextDecoder != 'undefined' ? new TextDecoder() : undefined; + + /** + * Given a pointer 'idx' to a null-terminated UTF8-encoded string in the given + * array that contains uint8 values, returns a copy of that string as a + * Javascript String object. + * heapOrArray is either a regular array, or a JavaScript typed array view. + * @param {number=} idx + * @param {number=} maxBytesToRead + * @return {string} + */ var UTF8ArrayToString = ( + heapOrArray, + idx = 0, + maxBytesToRead = NaN + ) => { + var endIdx = idx + maxBytesToRead; + var endPtr = idx; + // TextDecoder needs to know the byte length in advance, it doesn't stop on + // null terminator by itself. Also, use the length info to avoid running tiny + // strings through TextDecoder, since .subarray() allocates garbage. + // (As a tiny code save trick, compare endPtr against endIdx using a negation, + // so that undefined/NaN means Infinity) + while (heapOrArray[endPtr] && !(endPtr >= endIdx)) ++endPtr; + if (endPtr - idx > 16 && heapOrArray.buffer && UTF8Decoder) { + return UTF8Decoder.decode(heapOrArray.subarray(idx, endPtr)); + } + var str = ''; + // If building with TextDecoder, we have already computed the string length + // above, so test loop end condition against that + while (idx < endPtr) { + // For UTF8 byte structure, see: + // http://en.wikipedia.org/wiki/UTF-8#Description + // https://www.ietf.org/rfc/rfc2279.txt + // https://tools.ietf.org/html/rfc3629 + var u0 = heapOrArray[idx++]; + if (!(u0 & 128)) { + str += String.fromCharCode(u0); + continue; + } + var u1 = heapOrArray[idx++] & 63; + if ((u0 & 224) == 192) { + str += String.fromCharCode(((u0 & 31) << 6) | u1); + continue; + } + var u2 = heapOrArray[idx++] & 63; + if ((u0 & 240) == 224) { + u0 = ((u0 & 15) << 12) | (u1 << 6) | u2; + } else { + u0 = + ((u0 & 7) << 18) | + (u1 << 12) | + (u2 << 6) | + (heapOrArray[idx++] & 63); + } + if (u0 < 65536) { + str += String.fromCharCode(u0); + } else { + var ch = u0 - 65536; + str += String.fromCharCode( + 55296 | (ch >> 10), + 56320 | (ch & 1023) + ); + } + } + return str; + }; + + /** + * Given a pointer 'ptr' to a null-terminated UTF8-encoded string in the + * emscripten HEAP, returns a copy of that string as a Javascript String object. + * + * @param {number} ptr + * @param {number=} maxBytesToRead - An optional length that specifies the + * maximum number of bytes to read. You can omit this parameter to scan the + * string until the first 0 byte. If maxBytesToRead is passed, and the string + * at [ptr, ptr+maxBytesToReadr[ contains a null byte in the middle, then the + * string will cut short at that byte index (i.e. maxBytesToRead will not + * produce a string of exact length [ptr, ptr+maxBytesToRead[) N.B. mixing + * frequent uses of UTF8ToString() with and without maxBytesToRead may throw + * JS JIT optimizations off, so it is worth to consider consistently using one + * @return {string} + */ var UTF8ToString = (ptr, maxBytesToRead) => + ptr ? UTF8ArrayToString(HEAPU8, ptr, maxBytesToRead) : ''; + + Module['UTF8ToString'] = UTF8ToString; + + var ___assert_fail = (condition, filename, line, func) => + abort( + `Assertion failed: ${UTF8ToString(condition)}, at: ` + + [ + filename ? UTF8ToString(filename) : 'unknown filename', + line, + func ? UTF8ToString(func) : 'unknown function', + ] + ); + + var ___call_sighandler = (fp, sig) => ((a1) => dynCall_vi(fp, a1))(sig); + + var initRandomFill = () => { + if ( + typeof crypto == 'object' && + typeof crypto['getRandomValues'] == 'function' + ) { + // for modern web browsers + return (view) => crypto.getRandomValues(view); + } else if (ENVIRONMENT_IS_NODE) { + // for nodejs with or without crypto support included + try { + var crypto_module = require('crypto'); + var randomFillSync = crypto_module['randomFillSync']; + if (randomFillSync) { + // nodejs with LTS crypto support + return (view) => crypto_module['randomFillSync'](view); + } + // very old nodejs with the original crypto API + var randomBytes = crypto_module['randomBytes']; + return (view) => ( + view.set(randomBytes(view.byteLength)), // Return the original view to match modern native implementations. + view + ); + } catch (e) {} + } + // we couldn't find a proper implementation, as Math.random() is not suitable for /dev/random, see emscripten-core/emscripten/pull/7096 + abort('initRandomDevice'); + }; + + var randomFill = (view) => (randomFill = initRandomFill())(view); + + var PATH = { + isAbs: (path) => path.charAt(0) === '/', + splitPath: (filename) => { + var splitPathRe = + /^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/; + return splitPathRe.exec(filename).slice(1); + }, + normalizeArray: (parts, allowAboveRoot) => { + // if the path tries to go above the root, `up` ends up > 0 + var up = 0; + for (var i = parts.length - 1; i >= 0; i--) { + var last = parts[i]; + if (last === '.') { + parts.splice(i, 1); + } else if (last === '..') { + parts.splice(i, 1); + up++; + } else if (up) { + parts.splice(i, 1); + up--; + } + } + // if the path is allowed to go above the root, restore leading ..s + if (allowAboveRoot) { + for (; up; up--) { + parts.unshift('..'); + } + } + return parts; + }, + normalize: (path) => { + var isAbsolute = PATH.isAbs(path), + trailingSlash = path.substr(-1) === '/'; + // Normalize the path + path = PATH.normalizeArray( + path.split('/').filter((p) => !!p), + !isAbsolute + ).join('/'); + if (!path && !isAbsolute) { + path = '.'; + } + if (path && trailingSlash) { + path += '/'; + } + return (isAbsolute ? '/' : '') + path; + }, + dirname: (path) => { + var result = PATH.splitPath(path), + root = result[0], + dir = result[1]; + if (!root && !dir) { + // No dirname whatsoever + return '.'; + } + if (dir) { + // It has a dirname, strip trailing slash + dir = dir.substr(0, dir.length - 1); + } + return root + dir; + }, + basename: (path) => { + // EMSCRIPTEN return '/'' for '/', not an empty string + if (path === '/') return '/'; + path = PATH.normalize(path); + path = path.replace(/\/$/, ''); + var lastSlash = path.lastIndexOf('/'); + if (lastSlash === -1) return path; + return path.substr(lastSlash + 1); + }, + join: (...paths) => PATH.normalize(paths.join('/')), + join2: (l, r) => PATH.normalize(l + '/' + r), + }; + + var PATH_FS = { + resolve: (...args) => { + var resolvedPath = '', + resolvedAbsolute = false; + for (var i = args.length - 1; i >= -1 && !resolvedAbsolute; i--) { + var path = i >= 0 ? args[i] : FS.cwd(); + // Skip empty and invalid entries + if (typeof path != 'string') { + throw new TypeError( + 'Arguments to path.resolve must be strings' + ); + } else if (!path) { + return ''; + } + // an invalid portion invalidates the whole thing + resolvedPath = path + '/' + resolvedPath; + resolvedAbsolute = PATH.isAbs(path); + } + // At this point the path should be resolved to a full absolute path, but + // handle relative paths to be safe (might happen when process.cwd() fails) + resolvedPath = PATH.normalizeArray( + resolvedPath.split('/').filter((p) => !!p), + !resolvedAbsolute + ).join('/'); + return (resolvedAbsolute ? '/' : '') + resolvedPath || '.'; + }, + relative: (from, to) => { + from = PATH_FS.resolve(from).substr(1); + to = PATH_FS.resolve(to).substr(1); + function trim(arr) { + var start = 0; + for (; start < arr.length; start++) { + if (arr[start] !== '') break; + } + var end = arr.length - 1; + for (; end >= 0; end--) { + if (arr[end] !== '') break; + } + if (start > end) return []; + return arr.slice(start, end - start + 1); + } + var fromParts = trim(from.split('/')); + var toParts = trim(to.split('/')); + var length = Math.min(fromParts.length, toParts.length); + var samePartsLength = length; + for (var i = 0; i < length; i++) { + if (fromParts[i] !== toParts[i]) { + samePartsLength = i; + break; + } + } + var outputParts = []; + for (var i = samePartsLength; i < fromParts.length; i++) { + outputParts.push('..'); + } + outputParts = outputParts.concat(toParts.slice(samePartsLength)); + return outputParts.join('/'); + }, + }; + + var FS_stdin_getChar_buffer = []; + + var lengthBytesUTF8 = (str) => { + var len = 0; + for (var i = 0; i < str.length; ++i) { + // Gotcha: charCodeAt returns a 16-bit word that is a UTF-16 encoded code + // unit, not a Unicode code point of the character! So decode + // UTF16->UTF32->UTF8. + // See http://unicode.org/faq/utf_bom.html#utf16-3 + var c = str.charCodeAt(i); + // possibly a lead surrogate + if (c <= 127) { + len++; + } else if (c <= 2047) { + len += 2; + } else if (c >= 55296 && c <= 57343) { + len += 4; + ++i; + } else { + len += 3; + } + } + return len; + }; + + Module['lengthBytesUTF8'] = lengthBytesUTF8; + + var stringToUTF8Array = (str, heap, outIdx, maxBytesToWrite) => { + // Parameter maxBytesToWrite is not optional. Negative values, 0, null, + // undefined and false each don't write out any bytes. + if (!(maxBytesToWrite > 0)) return 0; + var startIdx = outIdx; + var endIdx = outIdx + maxBytesToWrite - 1; + // -1 for string null terminator. + for (var i = 0; i < str.length; ++i) { + // Gotcha: charCodeAt returns a 16-bit word that is a UTF-16 encoded code + // unit, not a Unicode code point of the character! So decode + // UTF16->UTF32->UTF8. + // See http://unicode.org/faq/utf_bom.html#utf16-3 + // For UTF8 byte structure, see http://en.wikipedia.org/wiki/UTF-8#Description + // and https://www.ietf.org/rfc/rfc2279.txt + // and https://tools.ietf.org/html/rfc3629 + var u = str.charCodeAt(i); + // possibly a lead surrogate + if (u >= 55296 && u <= 57343) { + var u1 = str.charCodeAt(++i); + u = (65536 + ((u & 1023) << 10)) | (u1 & 1023); + } + if (u <= 127) { + if (outIdx >= endIdx) break; + heap[outIdx++] = u; + } else if (u <= 2047) { + if (outIdx + 1 >= endIdx) break; + heap[outIdx++] = 192 | (u >> 6); + heap[outIdx++] = 128 | (u & 63); + } else if (u <= 65535) { + if (outIdx + 2 >= endIdx) break; + heap[outIdx++] = 224 | (u >> 12); + heap[outIdx++] = 128 | ((u >> 6) & 63); + heap[outIdx++] = 128 | (u & 63); + } else { + if (outIdx + 3 >= endIdx) break; + heap[outIdx++] = 240 | (u >> 18); + heap[outIdx++] = 128 | ((u >> 12) & 63); + heap[outIdx++] = 128 | ((u >> 6) & 63); + heap[outIdx++] = 128 | (u & 63); + } + } + // Null-terminate the pointer to the buffer. + heap[outIdx] = 0; + return outIdx - startIdx; + }; + + /** @type {function(string, boolean=, number=)} */ function intArrayFromString( + stringy, + dontAddNull, + length + ) { + var len = length > 0 ? length : lengthBytesUTF8(stringy) + 1; + var u8array = new Array(len); + var numBytesWritten = stringToUTF8Array( + stringy, + u8array, + 0, + u8array.length + ); + if (dontAddNull) u8array.length = numBytesWritten; + return u8array; + } + + var FS_stdin_getChar = () => { + if (!FS_stdin_getChar_buffer.length) { + var result = null; + if (ENVIRONMENT_IS_NODE) { + // we will read data by chunks of BUFSIZE + var BUFSIZE = 256; + var buf = Buffer.alloc(BUFSIZE); + var bytesRead = 0; + // For some reason we must suppress a closure warning here, even though + // fd definitely exists on process.stdin, and is even the proper way to + // get the fd of stdin, + // https://github.com/nodejs/help/issues/2136#issuecomment-523649904 + // This started to happen after moving this logic out of library_tty.js, + // so it is related to the surrounding code in some unclear manner. + /** @suppress {missingProperties} */ var fd = process.stdin.fd; + try { + bytesRead = fs.readSync(fd, buf, 0, BUFSIZE); + } catch (e) { + // Cross-platform differences: on Windows, reading EOF throws an + // exception, but on other OSes, reading EOF returns 0. Uniformize + // behavior by treating the EOF exception to return 0. + if (e.toString().includes('EOF')) bytesRead = 0; + else throw e; + } + if (bytesRead > 0) { + result = buf.slice(0, bytesRead).toString('utf-8'); + } + } else { + } + if (!result) { + return null; + } + FS_stdin_getChar_buffer = intArrayFromString(result, true); + } + return FS_stdin_getChar_buffer.shift(); + }; + + var TTY = { + ttys: [], + init() {}, + // https://github.com/emscripten-core/emscripten/pull/1555 + // if (ENVIRONMENT_IS_NODE) { + // // currently, FS.init does not distinguish if process.stdin is a file or TTY + // // device, it always assumes it's a TTY device. because of this, we're forcing + // // process.stdin to UTF8 encoding to at least make stdin reading compatible + // // with text files until FS.init can be refactored. + // process.stdin.setEncoding('utf8'); + // } + shutdown() {}, + // https://github.com/emscripten-core/emscripten/pull/1555 + // if (ENVIRONMENT_IS_NODE) { + // // inolen: any idea as to why node -e 'process.stdin.read()' wouldn't exit immediately (with process.stdin being a tty)? + // // isaacs: because now it's reading from the stream, you've expressed interest in it, so that read() kicks off a _read() which creates a ReadReq operation + // // inolen: I thought read() in that case was a synchronous operation that just grabbed some amount of buffered data if it exists? + // // isaacs: it is. but it also triggers a _read() call, which calls readStart() on the handle + // // isaacs: do process.stdin.pause() and i'd think it'd probably close the pending call + // process.stdin.pause(); + // } + register(dev, ops) { + TTY.ttys[dev] = { + input: [], + output: [], + ops, + }; + FS.registerDevice(dev, TTY.stream_ops); + }, + stream_ops: { + open(stream) { + var tty = TTY.ttys[stream.node.rdev]; + if (!tty) { + throw new FS.ErrnoError(43); + } + stream.tty = tty; + stream.seekable = false; + }, + close(stream) { + // flush any pending line data + stream.tty.ops.fsync(stream.tty); + }, + fsync(stream) { + stream.tty.ops.fsync(stream.tty); + }, + read(stream, buffer, offset, length, pos) { + /* ignored */ if (!stream.tty || !stream.tty.ops.get_char) { + throw new FS.ErrnoError(60); + } + var bytesRead = 0; + for (var i = 0; i < length; i++) { + var result; + try { + result = stream.tty.ops.get_char(stream.tty); + } catch (e) { + throw new FS.ErrnoError(29); + } + if (result === undefined && bytesRead === 0) { + throw new FS.ErrnoError(6); + } + if (result === null || result === undefined) break; + bytesRead++; + buffer[offset + i] = result; + } + if (bytesRead) { + stream.node.atime = Date.now(); + } + return bytesRead; + }, + write(stream, buffer, offset, length, pos) { + if (!stream.tty || !stream.tty.ops.put_char) { + throw new FS.ErrnoError(60); + } + try { + for (var i = 0; i < length; i++) { + stream.tty.ops.put_char(stream.tty, buffer[offset + i]); + } + } catch (e) { + throw new FS.ErrnoError(29); + } + if (length) { + stream.node.mtime = stream.node.ctime = Date.now(); + } + return i; + }, + }, + default_tty_ops: { + get_char(tty) { + return FS_stdin_getChar(); + }, + put_char(tty, val) { + if (val === null || val === 10) { + out(UTF8ArrayToString(tty.output)); + tty.output = []; + } else { + if (val != 0) tty.output.push(val); + } + }, + // val == 0 would cut text output off in the middle. + fsync(tty) { + if (tty.output && tty.output.length > 0) { + out(UTF8ArrayToString(tty.output)); + tty.output = []; + } + }, + ioctl_tcgets(tty) { + // typical setting + return { + c_iflag: 25856, + c_oflag: 5, + c_cflag: 191, + c_lflag: 35387, + c_cc: [ + 3, 28, 127, 21, 4, 0, 1, 0, 17, 19, 26, 0, 18, 15, 23, + 22, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + ], + }; + }, + ioctl_tcsets(tty, optional_actions, data) { + // currently just ignore + return 0; + }, + ioctl_tiocgwinsz(tty) { + return [24, 80]; + }, + }, + default_tty1_ops: { + put_char(tty, val) { + if (val === null || val === 10) { + err(UTF8ArrayToString(tty.output)); + tty.output = []; + } else { + if (val != 0) tty.output.push(val); + } + }, + fsync(tty) { + if (tty.output && tty.output.length > 0) { + err(UTF8ArrayToString(tty.output)); + tty.output = []; + } + }, + }, + }; + + var zeroMemory = (address, size) => { + HEAPU8.fill(0, address, address + size); + }; + + var alignMemory = (size, alignment) => + Math.ceil(size / alignment) * alignment; + + var mmapAlloc = (size) => { + size = alignMemory(size, 65536); + var ptr = _emscripten_builtin_memalign(65536, size); + if (ptr) zeroMemory(ptr, size); + return ptr; + }; + + var MEMFS = { + ops_table: null, + mount(mount) { + return MEMFS.createNode(null, '/', 16895, 0); + }, + createNode(parent, name, mode, dev) { + if (FS.isBlkdev(mode) || FS.isFIFO(mode)) { + // no supported + throw new FS.ErrnoError(63); + } + MEMFS.ops_table ||= { + dir: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + lookup: MEMFS.node_ops.lookup, + mknod: MEMFS.node_ops.mknod, + rename: MEMFS.node_ops.rename, + unlink: MEMFS.node_ops.unlink, + rmdir: MEMFS.node_ops.rmdir, + readdir: MEMFS.node_ops.readdir, + symlink: MEMFS.node_ops.symlink, + }, + stream: { + llseek: MEMFS.stream_ops.llseek, + }, + }, + file: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + }, + stream: { + llseek: MEMFS.stream_ops.llseek, + read: MEMFS.stream_ops.read, + write: MEMFS.stream_ops.write, + allocate: MEMFS.stream_ops.allocate, + mmap: MEMFS.stream_ops.mmap, + msync: MEMFS.stream_ops.msync, + }, + }, + link: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + readlink: MEMFS.node_ops.readlink, + }, + stream: {}, + }, + chrdev: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + }, + stream: FS.chrdev_stream_ops, + }, + }; + var node = FS.createNode(parent, name, mode, dev); + if (FS.isDir(node.mode)) { + node.node_ops = MEMFS.ops_table.dir.node; + node.stream_ops = MEMFS.ops_table.dir.stream; + node.contents = {}; + } else if (FS.isFile(node.mode)) { + node.node_ops = MEMFS.ops_table.file.node; + node.stream_ops = MEMFS.ops_table.file.stream; + node.usedBytes = 0; + // The actual number of bytes used in the typed array, as opposed to contents.length which gives the whole capacity. + // When the byte data of the file is populated, this will point to either a typed array, or a normal JS array. Typed arrays are preferred + // for performance, and used by default. However, typed arrays are not resizable like normal JS arrays are, so there is a small disk size + // penalty involved for appending file writes that continuously grow a file similar to std::vector capacity vs used -scheme. + node.contents = null; + } else if (FS.isLink(node.mode)) { + node.node_ops = MEMFS.ops_table.link.node; + node.stream_ops = MEMFS.ops_table.link.stream; + } else if (FS.isChrdev(node.mode)) { + node.node_ops = MEMFS.ops_table.chrdev.node; + node.stream_ops = MEMFS.ops_table.chrdev.stream; + } + node.atime = node.mtime = node.ctime = Date.now(); + // add the new node to the parent + if (parent) { + parent.contents[name] = node; + parent.atime = parent.mtime = parent.ctime = node.atime; + } + return node; + }, + getFileDataAsTypedArray(node) { + if (!node.contents) return new Uint8Array(0); + if (node.contents.subarray) + return node.contents.subarray(0, node.usedBytes); + // Make sure to not return excess unused bytes. + return new Uint8Array(node.contents); + }, + expandFileStorage(node, newCapacity) { + var prevCapacity = node.contents ? node.contents.length : 0; + if (prevCapacity >= newCapacity) return; + // No need to expand, the storage was already large enough. + // Don't expand strictly to the given requested limit if it's only a very small increase, but instead geometrically grow capacity. + // For small filesizes (<1MB), perform size*2 geometric increase, but for large sizes, do a much more conservative size*1.125 increase to + // avoid overshooting the allocation cap by a very large margin. + var CAPACITY_DOUBLING_MAX = 1024 * 1024; + newCapacity = Math.max( + newCapacity, + (prevCapacity * + (prevCapacity < CAPACITY_DOUBLING_MAX ? 2 : 1.125)) >>> + 0 + ); + if (prevCapacity != 0) newCapacity = Math.max(newCapacity, 256); + // At minimum allocate 256b for each file when expanding. + var oldContents = node.contents; + node.contents = new Uint8Array(newCapacity); + // Allocate new storage. + if (node.usedBytes > 0) + node.contents.set(oldContents.subarray(0, node.usedBytes), 0); + }, + // Copy old data over to the new storage. + resizeFileStorage(node, newSize) { + if (node.usedBytes == newSize) return; + if (newSize == 0) { + node.contents = null; + // Fully decommit when requesting a resize to zero. + node.usedBytes = 0; + } else { + var oldContents = node.contents; + node.contents = new Uint8Array(newSize); + // Allocate new storage. + if (oldContents) { + node.contents.set( + oldContents.subarray( + 0, + Math.min(newSize, node.usedBytes) + ) + ); + } + // Copy old data over to the new storage. + node.usedBytes = newSize; + } + }, + node_ops: { + getattr(node) { + var attr = {}; + // device numbers reuse inode numbers. + attr.dev = FS.isChrdev(node.mode) ? node.id : 1; + attr.ino = node.id; + attr.mode = node.mode; + attr.nlink = 1; + attr.uid = 0; + attr.gid = 0; + attr.rdev = node.rdev; + if (FS.isDir(node.mode)) { + attr.size = 4096; + } else if (FS.isFile(node.mode)) { + attr.size = node.usedBytes; + } else if (FS.isLink(node.mode)) { + attr.size = node.link.length; + } else { + attr.size = 0; + } + attr.atime = new Date(node.atime); + attr.mtime = new Date(node.mtime); + attr.ctime = new Date(node.ctime); + // NOTE: In our implementation, st_blocks = Math.ceil(st_size/st_blksize), + // but this is not required by the standard. + attr.blksize = 4096; + attr.blocks = Math.ceil(attr.size / attr.blksize); + return attr; + }, + setattr(node, attr) { + for (const key of ['mode', 'atime', 'mtime', 'ctime']) { + if (attr[key]) { + node[key] = attr[key]; + } + } + if (attr.size !== undefined) { + MEMFS.resizeFileStorage(node, attr.size); + } + }, + lookup(parent, name) { + throw MEMFS.doesNotExistError; + }, + mknod(parent, name, mode, dev) { + return MEMFS.createNode(parent, name, mode, dev); + }, + rename(old_node, new_dir, new_name) { + var new_node; + try { + new_node = FS.lookupNode(new_dir, new_name); + } catch (e) {} + if (new_node) { + if (FS.isDir(old_node.mode)) { + // if we're overwriting a directory at new_name, make sure it's empty. + for (var i in new_node.contents) { + throw new FS.ErrnoError(55); + } + } + FS.hashRemoveNode(new_node); + } + // do the internal rewiring + delete old_node.parent.contents[old_node.name]; + new_dir.contents[new_name] = old_node; + old_node.name = new_name; + new_dir.ctime = + new_dir.mtime = + old_node.parent.ctime = + old_node.parent.mtime = + Date.now(); + }, + unlink(parent, name) { + delete parent.contents[name]; + parent.ctime = parent.mtime = Date.now(); + }, + rmdir(parent, name) { + var node = FS.lookupNode(parent, name); + for (var i in node.contents) { + throw new FS.ErrnoError(55); + } + delete parent.contents[name]; + parent.ctime = parent.mtime = Date.now(); + }, + readdir(node) { + return ['.', '..', ...Object.keys(node.contents)]; + }, + symlink(parent, newname, oldpath) { + var node = MEMFS.createNode(parent, newname, 511 | 40960, 0); + node.link = oldpath; + return node; + }, + readlink(node) { + if (!FS.isLink(node.mode)) { + throw new FS.ErrnoError(28); + } + return node.link; + }, + }, + stream_ops: { + read(stream, buffer, offset, length, position) { + var contents = stream.node.contents; + if (position >= stream.node.usedBytes) return 0; + var size = Math.min(stream.node.usedBytes - position, length); + if (size > 8 && contents.subarray) { + // non-trivial, and typed array + buffer.set( + contents.subarray(position, position + size), + offset + ); + } else { + for (var i = 0; i < size; i++) + buffer[offset + i] = contents[position + i]; + } + return size; + }, + write(stream, buffer, offset, length, position, canOwn) { + // If the buffer is located in main memory (HEAP), and if + // memory can grow, we can't hold on to references of the + // memory buffer, as they may get invalidated. That means we + // need to do copy its contents. + if (buffer.buffer === HEAP8.buffer) { + canOwn = false; + } + if (!length) return 0; + var node = stream.node; + node.mtime = node.ctime = Date.now(); + if ( + buffer.subarray && + (!node.contents || node.contents.subarray) + ) { + // This write is from a typed array to a typed array? + if (canOwn) { + node.contents = buffer.subarray( + offset, + offset + length + ); + node.usedBytes = length; + return length; + } else if (node.usedBytes === 0 && position === 0) { + // If this is a simple first write to an empty file, do a fast set since we don't need to care about old data. + node.contents = buffer.slice(offset, offset + length); + node.usedBytes = length; + return length; + } else if (position + length <= node.usedBytes) { + // Writing to an already allocated and used subrange of the file? + node.contents.set( + buffer.subarray(offset, offset + length), + position + ); + return length; + } + } + // Appending to an existing file and we need to reallocate, or source data did not come as a typed array. + MEMFS.expandFileStorage(node, position + length); + if (node.contents.subarray && buffer.subarray) { + // Use typed array write which is available. + node.contents.set( + buffer.subarray(offset, offset + length), + position + ); + } else { + for (var i = 0; i < length; i++) { + node.contents[position + i] = buffer[offset + i]; + } + } + node.usedBytes = Math.max(node.usedBytes, position + length); + return length; + }, + llseek(stream, offset, whence) { + var position = offset; + if (whence === 1) { + position += stream.position; + } else if (whence === 2) { + if (FS.isFile(stream.node.mode)) { + position += stream.node.usedBytes; + } + } + if (position < 0) { + throw new FS.ErrnoError(28); + } + return position; + }, + allocate(stream, offset, length) { + MEMFS.expandFileStorage(stream.node, offset + length); + stream.node.usedBytes = Math.max( + stream.node.usedBytes, + offset + length + ); + }, + mmap(stream, length, position, prot, flags) { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + var ptr; + var allocated; + var contents = stream.node.contents; + // Only make a new copy when MAP_PRIVATE is specified. + if ( + !(flags & 2) && + contents && + contents.buffer === HEAP8.buffer + ) { + // We can't emulate MAP_SHARED when the file is not backed by the + // buffer we're mapping to (e.g. the HEAP buffer). + allocated = false; + ptr = contents.byteOffset; + } else { + allocated = true; + ptr = mmapAlloc(length); + if (!ptr) { + throw new FS.ErrnoError(48); + } + if (contents) { + // Try to avoid unnecessary slices. + if ( + position > 0 || + position + length < contents.length + ) { + if (contents.subarray) { + contents = contents.subarray( + position, + position + length + ); + } else { + contents = Array.prototype.slice.call( + contents, + position, + position + length + ); + } + } + HEAP8.set(contents, ptr); + } + } + return { + ptr, + allocated, + }; + }, + msync(stream, buffer, offset, length, mmapFlags) { + MEMFS.stream_ops.write( + stream, + buffer, + 0, + length, + offset, + false + ); + // should we check if bytesWritten and length are the same? + return 0; + }, + }, + }; + + var asyncLoad = async (url) => { + var arrayBuffer = await readAsync(url); + return new Uint8Array(arrayBuffer); + }; + + asyncLoad.isAsync = true; + + var FS_createDataFile = ( + parent, + name, + fileData, + canRead, + canWrite, + canOwn + ) => { + FS.createDataFile(parent, name, fileData, canRead, canWrite, canOwn); + }; + + var preloadPlugins = Module['preloadPlugins'] || []; + + var FS_handledByPreloadPlugin = (byteArray, fullname, finish, onerror) => { + // Ensure plugins are ready. + if (typeof Browser != 'undefined') Browser.init(); + var handled = false; + preloadPlugins.forEach((plugin) => { + if (handled) return; + if (plugin['canHandle'](fullname)) { + plugin['handle'](byteArray, fullname, finish, onerror); + handled = true; + } + }); + return handled; + }; + + var FS_createPreloadedFile = ( + parent, + name, + url, + canRead, + canWrite, + onload, + onerror, + dontCreateFile, + canOwn, + preFinish + ) => { + // TODO we should allow people to just pass in a complete filename instead + // of parent and name being that we just join them anyways + var fullname = name + ? PATH_FS.resolve(PATH.join2(parent, name)) + : parent; + var dep = getUniqueRunDependency(`cp ${fullname}`); + // might have several active requests for the same fullname + function processData(byteArray) { + function finish(byteArray) { + preFinish?.(); + if (!dontCreateFile) { + FS_createDataFile( + parent, + name, + byteArray, + canRead, + canWrite, + canOwn + ); + } + onload?.(); + removeRunDependency(dep); + } + if ( + FS_handledByPreloadPlugin(byteArray, fullname, finish, () => { + onerror?.(); + removeRunDependency(dep); + }) + ) { + return; + } + finish(byteArray); + } + addRunDependency(dep); + if (typeof url == 'string') { + asyncLoad(url).then(processData, onerror); + } else { + processData(url); + } + }; + + var FS_modeStringToFlags = (str) => { + var flagModes = { + r: 0, + 'r+': 2, + w: 512 | 64 | 1, + 'w+': 512 | 64 | 2, + a: 1024 | 64 | 1, + 'a+': 1024 | 64 | 2, + }; + var flags = flagModes[str]; + if (typeof flags == 'undefined') { + throw new Error(`Unknown file open mode: ${str}`); + } + return flags; + }; + + var FS_getMode = (canRead, canWrite) => { + var mode = 0; + if (canRead) mode |= 292 | 73; + if (canWrite) mode |= 146; + return mode; + }; + + var ERRNO_CODES = { + EPERM: 63, + ENOENT: 44, + ESRCH: 71, + EINTR: 27, + EIO: 29, + ENXIO: 60, + E2BIG: 1, + ENOEXEC: 45, + EBADF: 8, + ECHILD: 12, + EAGAIN: 6, + EWOULDBLOCK: 6, + ENOMEM: 48, + EACCES: 2, + EFAULT: 21, + ENOTBLK: 105, + EBUSY: 10, + EEXIST: 20, + EXDEV: 75, + ENODEV: 43, + ENOTDIR: 54, + EISDIR: 31, + EINVAL: 28, + ENFILE: 41, + EMFILE: 33, + ENOTTY: 59, + ETXTBSY: 74, + EFBIG: 22, + ENOSPC: 51, + ESPIPE: 70, + EROFS: 69, + EMLINK: 34, + EPIPE: 64, + EDOM: 18, + ERANGE: 68, + ENOMSG: 49, + EIDRM: 24, + ECHRNG: 106, + EL2NSYNC: 156, + EL3HLT: 107, + EL3RST: 108, + ELNRNG: 109, + EUNATCH: 110, + ENOCSI: 111, + EL2HLT: 112, + EDEADLK: 16, + ENOLCK: 46, + EBADE: 113, + EBADR: 114, + EXFULL: 115, + ENOANO: 104, + EBADRQC: 103, + EBADSLT: 102, + EDEADLOCK: 16, + EBFONT: 101, + ENOSTR: 100, + ENODATA: 116, + ETIME: 117, + ENOSR: 118, + ENONET: 119, + ENOPKG: 120, + EREMOTE: 121, + ENOLINK: 47, + EADV: 122, + ESRMNT: 123, + ECOMM: 124, + EPROTO: 65, + EMULTIHOP: 36, + EDOTDOT: 125, + EBADMSG: 9, + ENOTUNIQ: 126, + EBADFD: 127, + EREMCHG: 128, + ELIBACC: 129, + ELIBBAD: 130, + ELIBSCN: 131, + ELIBMAX: 132, + ELIBEXEC: 133, + ENOSYS: 52, + ENOTEMPTY: 55, + ENAMETOOLONG: 37, + ELOOP: 32, + EOPNOTSUPP: 138, + EPFNOSUPPORT: 139, + ECONNRESET: 15, + ENOBUFS: 42, + EAFNOSUPPORT: 5, + EPROTOTYPE: 67, + ENOTSOCK: 57, + ENOPROTOOPT: 50, + ESHUTDOWN: 140, + ECONNREFUSED: 14, + EADDRINUSE: 3, + ECONNABORTED: 13, + ENETUNREACH: 40, + ENETDOWN: 38, + ETIMEDOUT: 73, + EHOSTDOWN: 142, + EHOSTUNREACH: 23, + EINPROGRESS: 26, + EALREADY: 7, + EDESTADDRREQ: 17, + EMSGSIZE: 35, + EPROTONOSUPPORT: 66, + ESOCKTNOSUPPORT: 137, + EADDRNOTAVAIL: 4, + ENETRESET: 39, + EISCONN: 30, + ENOTCONN: 53, + ETOOMANYREFS: 141, + EUSERS: 136, + EDQUOT: 19, + ESTALE: 72, + ENOTSUP: 138, + ENOMEDIUM: 148, + EILSEQ: 25, + EOVERFLOW: 61, + ECANCELED: 11, + ENOTRECOVERABLE: 56, + EOWNERDEAD: 62, + ESTRPIPE: 135, + }; + + var NODEFS = { + isWindows: false, + staticInit() { + NODEFS.isWindows = !!process.platform.match(/^win/); + var flags = process.binding('constants'); + // Node.js 4 compatibility: it has no namespaces for constants + if (flags['fs']) { + flags = flags['fs']; + } + NODEFS.flagsForNodeMap = { + 1024: flags['O_APPEND'], + 64: flags['O_CREAT'], + 128: flags['O_EXCL'], + 256: flags['O_NOCTTY'], + 0: flags['O_RDONLY'], + 2: flags['O_RDWR'], + 4096: flags['O_SYNC'], + 512: flags['O_TRUNC'], + 1: flags['O_WRONLY'], + 131072: flags['O_NOFOLLOW'], + }; + }, + convertNodeCode(e) { + var code = e.code; + return ERRNO_CODES[code]; + }, + tryFSOperation(f) { + try { + return f(); + } catch (e) { + if (!e.code) throw e; + // node under windows can return code 'UNKNOWN' here: + // https://github.com/emscripten-core/emscripten/issues/15468 + if (e.code === 'UNKNOWN') throw new FS.ErrnoError(28); + throw new FS.ErrnoError(NODEFS.convertNodeCode(e)); + } + }, + mount(mount) { + return NODEFS.createNode( + null, + '/', + NODEFS.getMode(mount.opts.root), + 0 + ); + }, + createNode(parent, name, mode, dev) { + if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { + throw new FS.ErrnoError(28); + } + var node = FS.createNode(parent, name, mode); + node.node_ops = NODEFS.node_ops; + node.stream_ops = NODEFS.stream_ops; + return node; + }, + getMode(path) { + return NODEFS.tryFSOperation(() => { + var mode = fs.lstatSync(path).mode; + if (NODEFS.isWindows) { + // Windows does not report the 'x' permission bit, so propagate read + // bits to execute bits. + mode |= (mode & 292) >> 2; + } + return mode; + }); + }, + realPath(node) { + var parts = []; + while (node.parent !== node) { + parts.push(node.name); + node = node.parent; + } + parts.push(node.mount.opts.root); + parts.reverse(); + return PATH.join(...parts); + }, + flagsForNode(flags) { + flags &= ~2097152; + // Ignore this flag from musl, otherwise node.js fails to open the file. + flags &= ~2048; + // Ignore this flag from musl, otherwise node.js fails to open the file. + flags &= ~32768; + // Ignore this flag from musl, otherwise node.js fails to open the file. + flags &= ~524288; + // Some applications may pass it; it makes no sense for a single process. + flags &= ~65536; + // Node.js doesn't need this passed in, it errors. + var newFlags = 0; + for (var k in NODEFS.flagsForNodeMap) { + if (flags & k) { + newFlags |= NODEFS.flagsForNodeMap[k]; + flags ^= k; + } + } + if (flags) { + throw new FS.ErrnoError(28); + } + return newFlags; + }, + node_ops: { + getattr(node) { + var path = NODEFS.realPath(node); + var stat; + NODEFS.tryFSOperation(() => (stat = fs.lstatSync(path))); + if (NODEFS.isWindows) { + // node.js v0.10.20 doesn't report blksize and blocks on Windows. Fake + // them with default blksize of 4096. + // See http://support.microsoft.com/kb/140365 + if (!stat.blksize) { + stat.blksize = 4096; + } + if (!stat.blocks) { + stat.blocks = + ((stat.size + stat.blksize - 1) / stat.blksize) | 0; + } + // Windows does not report the 'x' permission bit, so propagate read + // bits to execute bits. + stat.mode |= (stat.mode & 292) >> 2; + } + return { + dev: stat.dev, + ino: stat.ino, + mode: stat.mode, + nlink: stat.nlink, + uid: stat.uid, + gid: stat.gid, + rdev: stat.rdev, + size: stat.size, + atime: stat.atime, + mtime: stat.mtime, + ctime: stat.ctime, + blksize: stat.blksize, + blocks: stat.blocks, + }; + }, + setattr(node, attr) { + var path = NODEFS.realPath(node); + NODEFS.tryFSOperation(() => { + if (attr.mode !== undefined) { + var mode = attr.mode; + if (NODEFS.isWindows) { + // Windows only supports S_IREAD / S_IWRITE (S_IRUSR / S_IWUSR) + // https://learn.microsoft.com/en-us/cpp/c-runtime-library/reference/chmod-wchmod + mode &= 384; + } + fs.chmodSync(path, mode); + // update the common node structure mode as well + node.mode = attr.mode; + } + if (attr.atime || attr.mtime) { + var atime = attr.atime && new Date(attr.atime); + var mtime = attr.mtime && new Date(attr.mtime); + fs.utimesSync(path, atime, mtime); + } + if (attr.size !== undefined) { + fs.truncateSync(path, attr.size); + } + }); + }, + lookup(parent, name) { + var path = PATH.join2(NODEFS.realPath(parent), name); + var mode = NODEFS.getMode(path); + return NODEFS.createNode(parent, name, mode); + }, + mknod(parent, name, mode, dev) { + var node = NODEFS.createNode(parent, name, mode, dev); + // create the backing node for this in the fs root as well + var path = NODEFS.realPath(node); + NODEFS.tryFSOperation(() => { + if (FS.isDir(node.mode)) { + fs.mkdirSync(path, node.mode); + } else { + fs.writeFileSync(path, '', { + mode: node.mode, + }); + } + }); + return node; + }, + rename(oldNode, newDir, newName) { + var oldPath = NODEFS.realPath(oldNode); + var newPath = PATH.join2(NODEFS.realPath(newDir), newName); + try { + FS.unlink(newPath); + } catch (e) {} + NODEFS.tryFSOperation(() => fs.renameSync(oldPath, newPath)); + oldNode.name = newName; + }, + unlink(parent, name) { + var path = PATH.join2(NODEFS.realPath(parent), name); + NODEFS.tryFSOperation(() => fs.unlinkSync(path)); + }, + rmdir(parent, name) { + var path = PATH.join2(NODEFS.realPath(parent), name); + NODEFS.tryFSOperation(() => fs.rmdirSync(path)); + }, + readdir(node) { + var path = NODEFS.realPath(node); + return NODEFS.tryFSOperation(() => fs.readdirSync(path)); + }, + symlink(parent, newName, oldPath) { + var newPath = PATH.join2(NODEFS.realPath(parent), newName); + NODEFS.tryFSOperation(() => fs.symlinkSync(oldPath, newPath)); + }, + readlink(node) { + var path = NODEFS.realPath(node); + return NODEFS.tryFSOperation(() => fs.readlinkSync(path)); + }, + statfs(path) { + var stats = NODEFS.tryFSOperation(() => fs.statfsSync(path)); + // Node.js doesn't provide frsize (fragment size). Set it to bsize (block size) + // as they're often the same in many file systems. May not be accurate for all. + stats.frsize = stats.bsize; + return stats; + }, + }, + stream_ops: { + open(stream) { + var path = NODEFS.realPath(stream.node); + NODEFS.tryFSOperation(() => { + if (FS.isFile(stream.node.mode)) { + stream.shared.refcount = 1; + stream.nfd = fs.openSync( + path, + NODEFS.flagsForNode(stream.flags) + ); + } + }); + }, + close(stream) { + NODEFS.tryFSOperation(() => { + if ( + FS.isFile(stream.node.mode) && + stream.nfd && + --stream.shared.refcount === 0 + ) { + fs.closeSync(stream.nfd); + } + }); + }, + dup(stream) { + stream.shared.refcount++; + }, + read(stream, buffer, offset, length, position) { + // Node.js < 6 compatibility: node errors on 0 length reads + if (length === 0) return 0; + return NODEFS.tryFSOperation(() => + fs.readSync( + stream.nfd, + new Int8Array(buffer.buffer, offset, length), + 0, + length, + position + ) + ); + }, + write(stream, buffer, offset, length, position) { + return NODEFS.tryFSOperation(() => + fs.writeSync( + stream.nfd, + new Int8Array(buffer.buffer, offset, length), + 0, + length, + position + ) + ); + }, + llseek(stream, offset, whence) { + var position = offset; + if (whence === 1) { + position += stream.position; + } else if (whence === 2) { + if (FS.isFile(stream.node.mode)) { + NODEFS.tryFSOperation(() => { + var stat = fs.fstatSync(stream.nfd); + position += stat.size; + }); + } + } + if (position < 0) { + throw new FS.ErrnoError(28); + } + return position; + }, + mmap(stream, length, position, prot, flags) { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + var ptr = mmapAlloc(length); + NODEFS.stream_ops.read(stream, HEAP8, ptr, length, position); + return { + ptr, + allocated: true, + }; + }, + msync(stream, buffer, offset, length, mmapFlags) { + NODEFS.stream_ops.write( + stream, + buffer, + 0, + length, + offset, + false + ); + // should we check if bytesWritten and length are the same? + return 0; + }, + }, + }; + + var PROXYFS = { + mount(mount) { + return PROXYFS.createNode( + null, + '/', + mount.opts.fs.lstat(mount.opts.root).mode, + 0 + ); + }, + createNode(parent, name, mode, dev) { + if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { + throw new FS.ErrnoError(ERRNO_CODES.EINVAL); + } + var node = FS.createNode(parent, name, mode); + node.node_ops = PROXYFS.node_ops; + node.stream_ops = PROXYFS.stream_ops; + return node; + }, + realPath(node) { + var parts = []; + while (node.parent !== node) { + parts.push(node.name); + node = node.parent; + } + parts.push(node.mount.opts.root); + parts.reverse(); + return PATH.join(...parts); + }, + node_ops: { + getattr(node) { + var path = PROXYFS.realPath(node); + var stat; + try { + stat = node.mount.opts.fs.lstat(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + return { + dev: stat.dev, + ino: stat.ino, + mode: stat.mode, + nlink: stat.nlink, + uid: stat.uid, + gid: stat.gid, + rdev: stat.rdev, + size: stat.size, + atime: stat.atime, + mtime: stat.mtime, + ctime: stat.ctime, + blksize: stat.blksize, + blocks: stat.blocks, + }; + }, + setattr(node, attr) { + var path = PROXYFS.realPath(node); + try { + if (attr.mode !== undefined) { + node.mount.opts.fs.chmod(path, attr.mode); + // update the common node structure mode as well + node.mode = attr.mode; + } + if (attr.atime || attr.mtime) { + var atime = new Date(attr.atime || attr.mtime); + var mtime = new Date(attr.mtime || attr.atime); + node.mount.opts.fs.utime(path, atime, mtime); + } + if (attr.size !== undefined) { + node.mount.opts.fs.truncate(path, attr.size); + } + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + lookup(parent, name) { + try { + var path = PATH.join2(PROXYFS.realPath(parent), name); + var mode = parent.mount.opts.fs.lstat(path).mode; + var node = PROXYFS.createNode(parent, name, mode); + return node; + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + mknod(parent, name, mode, dev) { + var node = PROXYFS.createNode(parent, name, mode, dev); + // create the backing node for this in the fs root as well + var path = PROXYFS.realPath(node); + try { + if (FS.isDir(node.mode)) { + node.mount.opts.fs.mkdir(path, node.mode); + } else { + node.mount.opts.fs.writeFile(path, '', { + mode: node.mode, + }); + } + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + return node; + }, + rename(oldNode, newDir, newName) { + var oldPath = PROXYFS.realPath(oldNode); + var newPath = PATH.join2(PROXYFS.realPath(newDir), newName); + try { + oldNode.mount.opts.fs.rename(oldPath, newPath); + oldNode.name = newName; + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + unlink(parent, name) { + var path = PATH.join2(PROXYFS.realPath(parent), name); + try { + parent.mount.opts.fs.unlink(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + rmdir(parent, name) { + var path = PATH.join2(PROXYFS.realPath(parent), name); + try { + parent.mount.opts.fs.rmdir(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + readdir(node) { + var path = PROXYFS.realPath(node); + try { + return node.mount.opts.fs.readdir(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + symlink(parent, newName, oldPath) { + var newPath = PATH.join2(PROXYFS.realPath(parent), newName); + try { + parent.mount.opts.fs.symlink(oldPath, newPath); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + readlink(node) { + var path = PROXYFS.realPath(node); + try { + return node.mount.opts.fs.readlink(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + }, + stream_ops: { + open(stream) { + var path = PROXYFS.realPath(stream.node); + try { + stream.nfd = stream.node.mount.opts.fs.open( + path, + stream.flags + ); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + close(stream) { + try { + stream.node.mount.opts.fs.close(stream.nfd); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + read(stream, buffer, offset, length, position) { + try { + return stream.node.mount.opts.fs.read( + stream.nfd, + buffer, + offset, + length, + position + ); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + write(stream, buffer, offset, length, position) { + try { + return stream.node.mount.opts.fs.write( + stream.nfd, + buffer, + offset, + length, + position + ); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + llseek(stream, offset, whence) { + var position = offset; + if (whence === 1) { + position += stream.position; + } else if (whence === 2) { + if (FS.isFile(stream.node.mode)) { + try { + var stat = stream.node.node_ops.getattr( + stream.node + ); + position += stat.size; + } catch (e) { + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + } + } + if (position < 0) { + throw new FS.ErrnoError(ERRNO_CODES.EINVAL); + } + return position; + }, + }, + }; + + var FS = { + root: null, + mounts: [], + devices: {}, + streams: [], + nextInode: 1, + nameTable: null, + currentPath: '/', + initialized: false, + ignorePermissions: true, + ErrnoError: class { + name = 'ErrnoError'; + // We set the `name` property to be able to identify `FS.ErrnoError` + // - the `name` is a standard ECMA-262 property of error objects. Kind of good to have it anyway. + // - when using PROXYFS, an error can come from an underlying FS + // as different FS objects have their own FS.ErrnoError each, + // the test `err instanceof FS.ErrnoError` won't detect an error coming from another filesystem, causing bugs. + // we'll use the reliable test `err.name == "ErrnoError"` instead + constructor(errno) { + this.errno = errno; + } + }, + filesystems: null, + syncFSRequests: 0, + readFiles: {}, + FSStream: class { + shared = {}; + get object() { + return this.node; + } + set object(val) { + this.node = val; + } + get isRead() { + return (this.flags & 2097155) !== 1; + } + get isWrite() { + return (this.flags & 2097155) !== 0; + } + get isAppend() { + return this.flags & 1024; + } + get flags() { + return this.shared.flags; + } + set flags(val) { + this.shared.flags = val; + } + get position() { + return this.shared.position; + } + set position(val) { + this.shared.position = val; + } + }, + FSNode: class { + node_ops = {}; + stream_ops = {}; + readMode = 292 | 73; + writeMode = 146; + mounted = null; + constructor(parent, name, mode, rdev) { + if (!parent) { + parent = this; + } + // root node sets parent to itself + this.parent = parent; + this.mount = parent.mount; + this.id = FS.nextInode++; + this.name = name; + this.mode = mode; + this.rdev = rdev; + this.atime = this.mtime = this.ctime = Date.now(); + } + get read() { + return (this.mode & this.readMode) === this.readMode; + } + set read(val) { + val + ? (this.mode |= this.readMode) + : (this.mode &= ~this.readMode); + } + get write() { + return (this.mode & this.writeMode) === this.writeMode; + } + set write(val) { + val + ? (this.mode |= this.writeMode) + : (this.mode &= ~this.writeMode); + } + get isFolder() { + return FS.isDir(this.mode); + } + get isDevice() { + return FS.isChrdev(this.mode); + } + }, + lookupPath(path, opts = {}) { + if (!path) + return { + path: '', + node: null, + }; + opts.follow_mount ??= true; + if (!PATH.isAbs(path)) { + path = FS.cwd() + '/' + path; + } + // limit max consecutive symlinks to 40 (SYMLOOP_MAX). + linkloop: for (var nlinks = 0; nlinks < 40; nlinks++) { + // split the absolute path + var parts = path.split('/').filter((p) => !!p && p !== '.'); + // start at the root + var current = FS.root; + var current_path = '/'; + for (var i = 0; i < parts.length; i++) { + var islast = i === parts.length - 1; + if (islast && opts.parent) { + // stop resolving + break; + } + if (parts[i] === '..') { + current_path = PATH.dirname(current_path); + current = current.parent; + continue; + } + current_path = PATH.join2(current_path, parts[i]); + try { + current = FS.lookupNode(current, parts[i]); + } catch (e) { + // if noent_okay is true, suppress a ENOENT in the last component + // and return an object with an undefined node. This is needed for + // resolving symlinks in the path when creating a file. + if (e?.errno === 44 && islast && opts.noent_okay) { + return { + path: current_path, + }; + } + throw e; + } + // jump to the mount's root node if this is a mountpoint + if ( + FS.isMountpoint(current) && + (!islast || opts.follow_mount) + ) { + current = current.mounted.root; + } + // by default, lookupPath will not follow a symlink if it is the final path component. + // setting opts.follow = true will override this behavior. + if (FS.isLink(current.mode) && (!islast || opts.follow)) { + if (!current.node_ops.readlink) { + throw new FS.ErrnoError(52); + } + var link = current.node_ops.readlink(current); + if (!PATH.isAbs(link)) { + link = PATH.dirname(current_path) + '/' + link; + } + path = link + '/' + parts.slice(i + 1).join('/'); + continue linkloop; + } + } + return { + path: current_path, + node: current, + }; + } + throw new FS.ErrnoError(32); + }, + getPath(node) { + var path; + while (true) { + if (FS.isRoot(node)) { + var mount = node.mount.mountpoint; + if (!path) return mount; + return mount[mount.length - 1] !== '/' + ? `${mount}/${path}` + : mount + path; + } + path = path ? `${node.name}/${path}` : node.name; + node = node.parent; + } + }, + hashName(parentid, name) { + var hash = 0; + for (var i = 0; i < name.length; i++) { + hash = ((hash << 5) - hash + name.charCodeAt(i)) | 0; + } + return ((parentid + hash) >>> 0) % FS.nameTable.length; + }, + hashAddNode(node) { + var hash = FS.hashName(node.parent.id, node.name); + node.name_next = FS.nameTable[hash]; + FS.nameTable[hash] = node; + }, + hashRemoveNode(node) { + var hash = FS.hashName(node.parent.id, node.name); + if (FS.nameTable[hash] === node) { + FS.nameTable[hash] = node.name_next; + } else { + var current = FS.nameTable[hash]; + while (current) { + if (current.name_next === node) { + current.name_next = node.name_next; + break; + } + current = current.name_next; + } + } + }, + lookupNode(parent, name) { + var errCode = FS.mayLookup(parent); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + var hash = FS.hashName(parent.id, name); + for (var node = FS.nameTable[hash]; node; node = node.name_next) { + var nodeName = node.name; + if (node.parent.id === parent.id && nodeName === name) { + return node; + } + } + // if we failed to find it in the cache, call into the VFS + return FS.lookup(parent, name); + }, + createNode(parent, name, mode, rdev) { + var node = new FS.FSNode(parent, name, mode, rdev); + FS.hashAddNode(node); + return node; + }, + destroyNode(node) { + FS.hashRemoveNode(node); + }, + isRoot(node) { + return node === node.parent; + }, + isMountpoint(node) { + return !!node.mounted; + }, + isFile(mode) { + return (mode & 61440) === 32768; + }, + isDir(mode) { + return (mode & 61440) === 16384; + }, + isLink(mode) { + return (mode & 61440) === 40960; + }, + isChrdev(mode) { + return (mode & 61440) === 8192; + }, + isBlkdev(mode) { + return (mode & 61440) === 24576; + }, + isFIFO(mode) { + return (mode & 61440) === 4096; + }, + isSocket(mode) { + return (mode & 49152) === 49152; + }, + flagsToPermissionString(flag) { + var perms = ['r', 'w', 'rw'][flag & 3]; + if (flag & 512) { + perms += 'w'; + } + return perms; + }, + nodePermissions(node, perms) { + if (FS.ignorePermissions) { + return 0; + } + // return 0 if any user, group or owner bits are set. + if (perms.includes('r') && !(node.mode & 292)) { + return 2; + } else if (perms.includes('w') && !(node.mode & 146)) { + return 2; + } else if (perms.includes('x') && !(node.mode & 73)) { + return 2; + } + return 0; + }, + mayLookup(dir) { + if (!FS.isDir(dir.mode)) return 54; + var errCode = FS.nodePermissions(dir, 'x'); + if (errCode) return errCode; + if (!dir.node_ops.lookup) return 2; + return 0; + }, + mayCreate(dir, name) { + if (!FS.isDir(dir.mode)) { + return 54; + } + try { + var node = FS.lookupNode(dir, name); + return 20; + } catch (e) {} + return FS.nodePermissions(dir, 'wx'); + }, + mayDelete(dir, name, isdir) { + var node; + try { + node = FS.lookupNode(dir, name); + } catch (e) { + return e.errno; + } + var errCode = FS.nodePermissions(dir, 'wx'); + if (errCode) { + return errCode; + } + if (isdir) { + if (!FS.isDir(node.mode)) { + return 54; + } + if (FS.isRoot(node) || FS.getPath(node) === FS.cwd()) { + return 10; + } + } else { + if (FS.isDir(node.mode)) { + return 31; + } + } + return 0; + }, + mayOpen(node, flags) { + if (!node) { + return 44; + } + if (FS.isLink(node.mode)) { + return 32; + } else if (FS.isDir(node.mode)) { + if ( + FS.flagsToPermissionString(flags) !== 'r' || // opening for write + flags & 512 + ) { + // TODO: check for O_SEARCH? (== search for dir only) + return 31; + } + } + return FS.nodePermissions(node, FS.flagsToPermissionString(flags)); + }, + MAX_OPEN_FDS: 4096, + nextfd() { + for (var fd = 0; fd <= FS.MAX_OPEN_FDS; fd++) { + if (!FS.streams[fd]) { + return fd; + } + } + throw new FS.ErrnoError(33); + }, + getStreamChecked(fd) { + var stream = FS.getStream(fd); + if (!stream) { + throw new FS.ErrnoError(8); + } + return stream; + }, + getStream: (fd) => FS.streams[fd], + createStream(stream, fd = -1) { + // clone it, so we can return an instance of FSStream + stream = Object.assign(new FS.FSStream(), stream); + if (fd == -1) { + fd = FS.nextfd(); + } + stream.fd = fd; + FS.streams[fd] = stream; + return stream; + }, + closeStream(fd) { + FS.streams[fd] = null; + }, + dupStream(origStream, fd = -1) { + var stream = FS.createStream(origStream, fd); + stream.stream_ops?.dup?.(stream); + return stream; + }, + chrdev_stream_ops: { + open(stream) { + var device = FS.getDevice(stream.node.rdev); + // override node's stream ops with the device's + stream.stream_ops = device.stream_ops; + // forward the open call + stream.stream_ops.open?.(stream); + }, + llseek() { + throw new FS.ErrnoError(70); + }, + }, + major: (dev) => dev >> 8, + minor: (dev) => dev & 255, + makedev: (ma, mi) => (ma << 8) | mi, + registerDevice(dev, ops) { + FS.devices[dev] = { + stream_ops: ops, + }; + }, + getDevice: (dev) => FS.devices[dev], + getMounts(mount) { + var mounts = []; + var check = [mount]; + while (check.length) { + var m = check.pop(); + mounts.push(m); + check.push(...m.mounts); + } + return mounts; + }, + syncfs(populate, callback) { + if (typeof populate == 'function') { + callback = populate; + populate = false; + } + FS.syncFSRequests++; + if (FS.syncFSRequests > 1) { + err( + `warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work` + ); + } + var mounts = FS.getMounts(FS.root.mount); + var completed = 0; + function doCallback(errCode) { + FS.syncFSRequests--; + return callback(errCode); + } + function done(errCode) { + if (errCode) { + if (!done.errored) { + done.errored = true; + return doCallback(errCode); + } + return; + } + if (++completed >= mounts.length) { + doCallback(null); + } + } + // sync all mounts + mounts.forEach((mount) => { + if (!mount.type.syncfs) { + return done(null); + } + mount.type.syncfs(mount, populate, done); + }); + }, + mount(type, opts, mountpoint) { + var root = mountpoint === '/'; + var pseudo = !mountpoint; + var node; + if (root && FS.root) { + throw new FS.ErrnoError(10); + } else if (!root && !pseudo) { + var lookup = FS.lookupPath(mountpoint, { + follow_mount: false, + }); + mountpoint = lookup.path; + // use the absolute path + node = lookup.node; + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + if (!FS.isDir(node.mode)) { + throw new FS.ErrnoError(54); + } + } + var mount = { + type, + opts, + mountpoint, + mounts: [], + }; + // create a root node for the fs + var mountRoot = type.mount(mount); + mountRoot.mount = mount; + mount.root = mountRoot; + if (root) { + FS.root = mountRoot; + } else if (node) { + // set as a mountpoint + node.mounted = mount; + // add the new mount to the current mount's children + if (node.mount) { + node.mount.mounts.push(mount); + } + } + return mountRoot; + }, + unmount(mountpoint) { + var lookup = FS.lookupPath(mountpoint, { + follow_mount: false, + }); + if (!FS.isMountpoint(lookup.node)) { + throw new FS.ErrnoError(28); + } + // destroy the nodes for this mount, and all its child mounts + var node = lookup.node; + var mount = node.mounted; + var mounts = FS.getMounts(mount); + Object.keys(FS.nameTable).forEach((hash) => { + var current = FS.nameTable[hash]; + while (current) { + var next = current.name_next; + if (mounts.includes(current.mount)) { + FS.destroyNode(current); + } + current = next; + } + }); + // no longer a mountpoint + node.mounted = null; + // remove this mount from the child mounts + var idx = node.mount.mounts.indexOf(mount); + node.mount.mounts.splice(idx, 1); + }, + lookup(parent, name) { + return parent.node_ops.lookup(parent, name); + }, + mknod(path, mode, dev) { + var lookup = FS.lookupPath(path, { + parent: true, + }); + var parent = lookup.node; + var name = PATH.basename(path); + if (!name || name === '.' || name === '..') { + throw new FS.ErrnoError(28); + } + var errCode = FS.mayCreate(parent, name); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.mknod) { + throw new FS.ErrnoError(63); + } + return parent.node_ops.mknod(parent, name, mode, dev); + }, + statfs(path) { + // NOTE: None of the defaults here are true. We're just returning safe and + // sane values. + var rtn = { + bsize: 4096, + frsize: 4096, + blocks: 1e6, + bfree: 5e5, + bavail: 5e5, + files: FS.nextInode, + ffree: FS.nextInode - 1, + fsid: 42, + flags: 2, + namelen: 255, + }; + var parent = FS.lookupPath(path, { + follow: true, + }).node; + if (parent?.node_ops.statfs) { + Object.assign( + rtn, + parent.node_ops.statfs(parent.mount.opts.root) + ); + } + return rtn; + }, + create(path, mode = 438) { + mode &= 4095; + mode |= 32768; + return FS.mknod(path, mode, 0); + }, + mkdir(path, mode = 511) { + mode &= 511 | 512; + mode |= 16384; + return FS.mknod(path, mode, 0); + }, + mkdirTree(path, mode) { + var dirs = path.split('/'); + var d = ''; + for (var i = 0; i < dirs.length; ++i) { + if (!dirs[i]) continue; + d += '/' + dirs[i]; + try { + FS.mkdir(d, mode); + } catch (e) { + if (e.errno != 20) throw e; + } + } + }, + mkdev(path, mode, dev) { + if (typeof dev == 'undefined') { + dev = mode; + mode = 438; + } + mode |= 8192; + return FS.mknod(path, mode, dev); + }, + symlink(oldpath, newpath) { + if (!PATH_FS.resolve(oldpath)) { + throw new FS.ErrnoError(44); + } + var lookup = FS.lookupPath(newpath, { + parent: true, + }); + var parent = lookup.node; + if (!parent) { + throw new FS.ErrnoError(44); + } + var newname = PATH.basename(newpath); + var errCode = FS.mayCreate(parent, newname); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.symlink) { + throw new FS.ErrnoError(63); + } + return parent.node_ops.symlink(parent, newname, oldpath); + }, + rename(old_path, new_path) { + var old_dirname = PATH.dirname(old_path); + var new_dirname = PATH.dirname(new_path); + var old_name = PATH.basename(old_path); + var new_name = PATH.basename(new_path); + // parents must exist + var lookup, old_dir, new_dir; + // let the errors from non existent directories percolate up + lookup = FS.lookupPath(old_path, { + parent: true, + }); + old_dir = lookup.node; + lookup = FS.lookupPath(new_path, { + parent: true, + }); + new_dir = lookup.node; + if (!old_dir || !new_dir) throw new FS.ErrnoError(44); + // need to be part of the same mount + if (old_dir.mount !== new_dir.mount) { + throw new FS.ErrnoError(75); + } + // source must exist + var old_node = FS.lookupNode(old_dir, old_name); + // old path should not be an ancestor of the new path + var relative = PATH_FS.relative(old_path, new_dirname); + if (relative.charAt(0) !== '.') { + throw new FS.ErrnoError(28); + } + // new path should not be an ancestor of the old path + relative = PATH_FS.relative(new_path, old_dirname); + if (relative.charAt(0) !== '.') { + throw new FS.ErrnoError(55); + } + // see if the new path already exists + var new_node; + try { + new_node = FS.lookupNode(new_dir, new_name); + } catch (e) {} + // early out if nothing needs to change + if (old_node === new_node) { + return; + } + // we'll need to delete the old entry + var isdir = FS.isDir(old_node.mode); + var errCode = FS.mayDelete(old_dir, old_name, isdir); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + // need delete permissions if we'll be overwriting. + // need create permissions if new doesn't already exist. + errCode = new_node + ? FS.mayDelete(new_dir, new_name, isdir) + : FS.mayCreate(new_dir, new_name); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!old_dir.node_ops.rename) { + throw new FS.ErrnoError(63); + } + if ( + FS.isMountpoint(old_node) || + (new_node && FS.isMountpoint(new_node)) + ) { + throw new FS.ErrnoError(10); + } + // if we are going to change the parent, check write permissions + if (new_dir !== old_dir) { + errCode = FS.nodePermissions(old_dir, 'w'); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + } + // remove the node from the lookup hash + FS.hashRemoveNode(old_node); + // do the underlying fs rename + try { + old_dir.node_ops.rename(old_node, new_dir, new_name); + // update old node (we do this here to avoid each backend + // needing to) + old_node.parent = new_dir; + } catch (e) { + throw e; + } finally { + // add the node back to the hash (in case node_ops.rename + // changed its name) + FS.hashAddNode(old_node); + } + }, + rmdir(path) { + var lookup = FS.lookupPath(path, { + parent: true, + }); + var parent = lookup.node; + var name = PATH.basename(path); + var node = FS.lookupNode(parent, name); + var errCode = FS.mayDelete(parent, name, true); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.rmdir) { + throw new FS.ErrnoError(63); + } + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + parent.node_ops.rmdir(parent, name); + FS.destroyNode(node); + }, + readdir(path) { + var lookup = FS.lookupPath(path, { + follow: true, + }); + var node = lookup.node; + if (!node.node_ops.readdir) { + throw new FS.ErrnoError(54); + } + return node.node_ops.readdir(node); + }, + unlink(path) { + var lookup = FS.lookupPath(path, { + parent: true, + }); + var parent = lookup.node; + if (!parent) { + throw new FS.ErrnoError(44); + } + var name = PATH.basename(path); + var node = FS.lookupNode(parent, name); + var errCode = FS.mayDelete(parent, name, false); + if (errCode) { + // According to POSIX, we should map EISDIR to EPERM, but + // we instead do what Linux does (and we must, as we use + // the musl linux libc). + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.unlink) { + throw new FS.ErrnoError(63); + } + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + parent.node_ops.unlink(parent, name); + FS.destroyNode(node); + }, + readlink(path) { + var lookup = FS.lookupPath(path); + var link = lookup.node; + if (!link) { + throw new FS.ErrnoError(44); + } + if (!link.node_ops.readlink) { + throw new FS.ErrnoError(28); + } + return link.node_ops.readlink(link); + }, + stat(path, dontFollow) { + var lookup = FS.lookupPath(path, { + follow: !dontFollow, + }); + var node = lookup.node; + if (!node) { + throw new FS.ErrnoError(44); + } + if (!node.node_ops.getattr) { + throw new FS.ErrnoError(63); + } + return node.node_ops.getattr(node); + }, + lstat(path) { + return FS.stat(path, true); + }, + chmod(path, mode, dontFollow) { + var node; + if (typeof path == 'string') { + var lookup = FS.lookupPath(path, { + follow: !dontFollow, + }); + node = lookup.node; + } else { + node = path; + } + if (!node.node_ops.setattr) { + throw new FS.ErrnoError(63); + } + node.node_ops.setattr(node, { + mode: (mode & 4095) | (node.mode & ~4095), + ctime: Date.now(), + }); + }, + lchmod(path, mode) { + FS.chmod(path, mode, true); + }, + fchmod(fd, mode) { + var stream = FS.getStreamChecked(fd); + FS.chmod(stream.node, mode); + }, + chown(path, uid, gid, dontFollow) { + var node; + if (typeof path == 'string') { + var lookup = FS.lookupPath(path, { + follow: !dontFollow, + }); + node = lookup.node; + } else { + node = path; + } + if (!node.node_ops.setattr) { + throw new FS.ErrnoError(63); + } + node.node_ops.setattr(node, { + timestamp: Date.now(), + }); + }, + // we ignore the uid / gid for now + lchown(path, uid, gid) { + FS.chown(path, uid, gid, true); + }, + fchown(fd, uid, gid) { + var stream = FS.getStreamChecked(fd); + FS.chown(stream.node, uid, gid); + }, + truncate(path, len) { + if (len < 0) { + throw new FS.ErrnoError(28); + } + var node; + if (typeof path == 'string') { + var lookup = FS.lookupPath(path, { + follow: true, + }); + node = lookup.node; + } else { + node = path; + } + if (!node.node_ops.setattr) { + throw new FS.ErrnoError(63); + } + if (FS.isDir(node.mode)) { + throw new FS.ErrnoError(31); + } + if (!FS.isFile(node.mode)) { + throw new FS.ErrnoError(28); + } + var errCode = FS.nodePermissions(node, 'w'); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + node.node_ops.setattr(node, { + size: len, + timestamp: Date.now(), + }); + }, + ftruncate(fd, len) { + var stream = FS.getStreamChecked(fd); + if ((stream.flags & 2097155) === 0) { + throw new FS.ErrnoError(28); + } + FS.truncate(stream.node, len); + }, + utime(path, atime, mtime) { + var lookup = FS.lookupPath(path, { + follow: true, + }); + var node = lookup.node; + node.node_ops.setattr(node, { + atime, + mtime, + }); + }, + open(path, flags, mode = 438) { + if (path === '') { + throw new FS.ErrnoError(44); + } + flags = + typeof flags == 'string' ? FS_modeStringToFlags(flags) : flags; + if (flags & 64) { + mode = (mode & 4095) | 32768; + } else { + mode = 0; + } + var node; + if (typeof path == 'object') { + node = path; + } else { + // noent_okay makes it so that if the final component of the path + // doesn't exist, lookupPath returns `node: undefined`. `path` will be + // updated to point to the target of all symlinks. + var lookup = FS.lookupPath(path, { + follow: !(flags & 131072), + noent_okay: true, + }); + node = lookup.node; + path = lookup.path; + } + // perhaps we need to create the node + var created = false; + if (flags & 64) { + if (node) { + // if O_CREAT and O_EXCL are set, error out if the node already exists + if (flags & 128) { + throw new FS.ErrnoError(20); + } + } else { + // node doesn't exist, try to create it + node = FS.mknod(path, mode, 0); + created = true; + } + } + if (!node) { + throw new FS.ErrnoError(44); + } + // can't truncate a device + if (FS.isChrdev(node.mode)) { + flags &= ~512; + } + // if asked only for a directory, then this must be one + if (flags & 65536 && !FS.isDir(node.mode)) { + throw new FS.ErrnoError(54); + } + // check permissions, if this is not a file we just created now (it is ok to + // create and write to a file with read-only permissions; it is read-only + // for later use) + if (!created) { + var errCode = FS.mayOpen(node, flags); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + } + // do truncation if necessary + if (flags & 512 && !created) { + FS.truncate(node, 0); + } + // we've already handled these, don't pass down to the underlying vfs + flags &= ~(128 | 512 | 131072); + // register the stream with the filesystem + var stream = FS.createStream({ + node, + path: FS.getPath(node), + // we want the absolute path to the node + flags, + seekable: true, + position: 0, + stream_ops: node.stream_ops, + // used by the file family libc calls (fopen, fwrite, ferror, etc.) + ungotten: [], + error: false, + }); + // call the new stream's open function + if (stream.stream_ops.open) { + stream.stream_ops.open(stream); + } + if (Module['logReadFiles'] && !(flags & 1)) { + if (!(path in FS.readFiles)) { + FS.readFiles[path] = 1; + } + } + return stream; + }, + close(stream) { + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if (stream.getdents) stream.getdents = null; + // free readdir state + try { + if (stream.stream_ops.close) { + stream.stream_ops.close(stream); + } + } catch (e) { + throw e; + } finally { + FS.closeStream(stream.fd); + } + stream.fd = null; + }, + isClosed(stream) { + return stream.fd === null; + }, + llseek(stream, offset, whence) { + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if (!stream.seekable || !stream.stream_ops.llseek) { + throw new FS.ErrnoError(70); + } + if (whence != 0 && whence != 1 && whence != 2) { + throw new FS.ErrnoError(28); + } + stream.position = stream.stream_ops.llseek(stream, offset, whence); + stream.ungotten = []; + return stream.position; + }, + read(stream, buffer, offset, length, position) { + if (length < 0 || position < 0) { + throw new FS.ErrnoError(28); + } + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if ((stream.flags & 2097155) === 1) { + throw new FS.ErrnoError(8); + } + if (FS.isDir(stream.node.mode)) { + throw new FS.ErrnoError(31); + } + if (!stream.stream_ops.read) { + throw new FS.ErrnoError(28); + } + var seeking = typeof position != 'undefined'; + if (!seeking) { + position = stream.position; + } else if (!stream.seekable) { + throw new FS.ErrnoError(70); + } + var bytesRead = stream.stream_ops.read( + stream, + buffer, + offset, + length, + position + ); + if (!seeking) stream.position += bytesRead; + return bytesRead; + }, + write(stream, buffer, offset, length, position, canOwn) { + if (length < 0 || position < 0) { + throw new FS.ErrnoError(28); + } + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if ((stream.flags & 2097155) === 0) { + throw new FS.ErrnoError(8); + } + if (FS.isDir(stream.node.mode)) { + throw new FS.ErrnoError(31); + } + if (!stream.stream_ops.write) { + throw new FS.ErrnoError(28); + } + if (stream.seekable && stream.flags & 1024) { + // seek to the end before writing in append mode + FS.llseek(stream, 0, 2); + } + var seeking = typeof position != 'undefined'; + if (!seeking) { + position = stream.position; + } else if (!stream.seekable) { + throw new FS.ErrnoError(70); + } + var bytesWritten = stream.stream_ops.write( + stream, + buffer, + offset, + length, + position, + canOwn + ); + if (!seeking) stream.position += bytesWritten; + return bytesWritten; + }, + allocate(stream, offset, length) { + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if (offset < 0 || length <= 0) { + throw new FS.ErrnoError(28); + } + if ((stream.flags & 2097155) === 0) { + throw new FS.ErrnoError(8); + } + if (!FS.isFile(stream.node.mode) && !FS.isDir(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + if (!stream.stream_ops.allocate) { + throw new FS.ErrnoError(138); + } + stream.stream_ops.allocate(stream, offset, length); + }, + mmap(stream, length, position, prot, flags) { + // User requests writing to file (prot & PROT_WRITE != 0). + // Checking if we have permissions to write to the file unless + // MAP_PRIVATE flag is set. According to POSIX spec it is possible + // to write to file opened in read-only mode with MAP_PRIVATE flag, + // as all modifications will be visible only in the memory of + // the current process. + if ( + (prot & 2) !== 0 && + (flags & 2) === 0 && + (stream.flags & 2097155) !== 2 + ) { + throw new FS.ErrnoError(2); + } + if ((stream.flags & 2097155) === 1) { + throw new FS.ErrnoError(2); + } + if (!stream.stream_ops.mmap) { + throw new FS.ErrnoError(43); + } + if (!length) { + throw new FS.ErrnoError(28); + } + return stream.stream_ops.mmap( + stream, + length, + position, + prot, + flags + ); + }, + msync(stream, buffer, offset, length, mmapFlags) { + if (!stream.stream_ops.msync) { + return 0; + } + return stream.stream_ops.msync( + stream, + buffer, + offset, + length, + mmapFlags + ); + }, + ioctl(stream, cmd, arg) { + if (!stream.stream_ops.ioctl) { + throw new FS.ErrnoError(59); + } + return stream.stream_ops.ioctl(stream, cmd, arg); + }, + readFile(path, opts = {}) { + opts.flags = opts.flags || 0; + opts.encoding = opts.encoding || 'binary'; + if (opts.encoding !== 'utf8' && opts.encoding !== 'binary') { + throw new Error(`Invalid encoding type "${opts.encoding}"`); + } + var ret; + var stream = FS.open(path, opts.flags); + var stat = FS.stat(path); + var length = stat.size; + var buf = new Uint8Array(length); + FS.read(stream, buf, 0, length, 0); + if (opts.encoding === 'utf8') { + ret = UTF8ArrayToString(buf); + } else if (opts.encoding === 'binary') { + ret = buf; + } + FS.close(stream); + return ret; + }, + writeFile(path, data, opts = {}) { + opts.flags = opts.flags || 577; + var stream = FS.open(path, opts.flags, opts.mode); + if (typeof data == 'string') { + var buf = new Uint8Array(lengthBytesUTF8(data) + 1); + var actualNumBytes = stringToUTF8Array( + data, + buf, + 0, + buf.length + ); + FS.write( + stream, + buf, + 0, + actualNumBytes, + undefined, + opts.canOwn + ); + } else if (ArrayBuffer.isView(data)) { + FS.write( + stream, + data, + 0, + data.byteLength, + undefined, + opts.canOwn + ); + } else { + throw new Error('Unsupported data type'); + } + FS.close(stream); + }, + cwd: () => FS.currentPath, + chdir(path) { + var lookup = FS.lookupPath(path, { + follow: true, + }); + if (lookup.node === null) { + throw new FS.ErrnoError(44); + } + if (!FS.isDir(lookup.node.mode)) { + throw new FS.ErrnoError(54); + } + var errCode = FS.nodePermissions(lookup.node, 'x'); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + FS.currentPath = lookup.path; + }, + createDefaultDirectories() { + FS.mkdir('/tmp'); + FS.mkdir('/home'); + FS.mkdir('/home/web_user'); + }, + createDefaultDevices() { + // create /dev + FS.mkdir('/dev'); + // setup /dev/null + FS.registerDevice(FS.makedev(1, 3), { + read: () => 0, + write: (stream, buffer, offset, length, pos) => length, + llseek: () => 0, + }); + FS.mkdev('/dev/null', FS.makedev(1, 3)); + // setup /dev/tty and /dev/tty1 + // stderr needs to print output using err() rather than out() + // so we register a second tty just for it. + TTY.register(FS.makedev(5, 0), TTY.default_tty_ops); + TTY.register(FS.makedev(6, 0), TTY.default_tty1_ops); + FS.mkdev('/dev/tty', FS.makedev(5, 0)); + FS.mkdev('/dev/tty1', FS.makedev(6, 0)); + // setup /dev/[u]random + // use a buffer to avoid overhead of individual crypto calls per byte + var randomBuffer = new Uint8Array(1024), + randomLeft = 0; + var randomByte = () => { + if (randomLeft === 0) { + randomLeft = randomFill(randomBuffer).byteLength; + } + return randomBuffer[--randomLeft]; + }; + FS.createDevice('/dev', 'random', randomByte); + FS.createDevice('/dev', 'urandom', randomByte); + // we're not going to emulate the actual shm device, + // just create the tmp dirs that reside in it commonly + FS.mkdir('/dev/shm'); + FS.mkdir('/dev/shm/tmp'); + }, + createSpecialDirectories() { + // create /proc/self/fd which allows /proc/self/fd/6 => readlink gives the + // name of the stream for fd 6 (see test_unistd_ttyname) + FS.mkdir('/proc'); + var proc_self = FS.mkdir('/proc/self'); + FS.mkdir('/proc/self/fd'); + FS.mount( + { + mount() { + var node = FS.createNode(proc_self, 'fd', 16895, 73); + node.stream_ops = { + llseek: MEMFS.stream_ops.llseek, + }; + node.node_ops = { + lookup(parent, name) { + var fd = +name; + var stream = FS.getStreamChecked(fd); + var ret = { + parent: null, + mount: { + mountpoint: 'fake', + }, + node_ops: { + readlink: () => stream.path, + }, + id: fd + 1, + }; + ret.parent = ret; + // make it look like a simple root node + return ret; + }, + readdir() { + return Array.from(FS.streams.entries()) + .filter(([k, v]) => v) + .map(([k, v]) => k.toString()); + }, + }; + return node; + }, + }, + {}, + '/proc/self/fd' + ); + }, + createStandardStreams(input, output, error) { + // TODO deprecate the old functionality of a single + // input / output callback and that utilizes FS.createDevice + // and instead require a unique set of stream ops + // by default, we symlink the standard streams to the + // default tty devices. however, if the standard streams + // have been overwritten we create a unique device for + // them instead. + if (input) { + FS.createDevice('/dev', 'stdin', input); + } else { + FS.symlink('/dev/tty', '/dev/stdin'); + } + if (output) { + FS.createDevice('/dev', 'stdout', null, output); + } else { + FS.symlink('/dev/tty', '/dev/stdout'); + } + if (error) { + FS.createDevice('/dev', 'stderr', null, error); + } else { + FS.symlink('/dev/tty1', '/dev/stderr'); + } + // open default streams for the stdin, stdout and stderr devices + var stdin = FS.open('/dev/stdin', 0); + var stdout = FS.open('/dev/stdout', 1); + var stderr = FS.open('/dev/stderr', 1); + }, + staticInit() { + FS.nameTable = new Array(4096); + FS.mount(MEMFS, {}, '/'); + FS.createDefaultDirectories(); + FS.createDefaultDevices(); + FS.createSpecialDirectories(); + FS.filesystems = { + MEMFS: MEMFS, + NODEFS: NODEFS, + PROXYFS: PROXYFS, + }; + }, + init(input, output, error) { + FS.initialized = true; + // Allow Module.stdin etc. to provide defaults, if none explicitly passed to us here + input ??= Module['stdin']; + output ??= Module['stdout']; + error ??= Module['stderr']; + FS.createStandardStreams(input, output, error); + }, + quit() { + FS.initialized = false; + // force-flush all streams, so we get musl std streams printed out + _fflush(0); + // close all of our streams + for (var i = 0; i < FS.streams.length; i++) { + var stream = FS.streams[i]; + if (!stream) { + continue; + } + FS.close(stream); + } + }, + findObject(path, dontResolveLastLink) { + var ret = FS.analyzePath(path, dontResolveLastLink); + if (!ret.exists) { + return null; + } + return ret.object; + }, + analyzePath(path, dontResolveLastLink) { + // operate from within the context of the symlink's target + try { + var lookup = FS.lookupPath(path, { + follow: !dontResolveLastLink, + }); + path = lookup.path; + } catch (e) {} + var ret = { + isRoot: false, + exists: false, + error: 0, + name: null, + path: null, + object: null, + parentExists: false, + parentPath: null, + parentObject: null, + }; + try { + var lookup = FS.lookupPath(path, { + parent: true, + }); + ret.parentExists = true; + ret.parentPath = lookup.path; + ret.parentObject = lookup.node; + ret.name = PATH.basename(path); + lookup = FS.lookupPath(path, { + follow: !dontResolveLastLink, + }); + ret.exists = true; + ret.path = lookup.path; + ret.object = lookup.node; + ret.name = lookup.node.name; + ret.isRoot = lookup.path === '/'; + } catch (e) { + ret.error = e.errno; + } + return ret; + }, + createPath(parent, path, canRead, canWrite) { + parent = typeof parent == 'string' ? parent : FS.getPath(parent); + var parts = path.split('/').reverse(); + while (parts.length) { + var part = parts.pop(); + if (!part) continue; + var current = PATH.join2(parent, part); + try { + FS.mkdir(current); + } catch (e) {} + // ignore EEXIST + parent = current; + } + return current; + }, + createFile(parent, name, properties, canRead, canWrite) { + var path = PATH.join2( + typeof parent == 'string' ? parent : FS.getPath(parent), + name + ); + var mode = FS_getMode(canRead, canWrite); + return FS.create(path, mode); + }, + createDataFile(parent, name, data, canRead, canWrite, canOwn) { + var path = name; + if (parent) { + parent = + typeof parent == 'string' ? parent : FS.getPath(parent); + path = name ? PATH.join2(parent, name) : parent; + } + var mode = FS_getMode(canRead, canWrite); + var node = FS.create(path, mode); + if (data) { + if (typeof data == 'string') { + var arr = new Array(data.length); + for (var i = 0, len = data.length; i < len; ++i) + arr[i] = data.charCodeAt(i); + data = arr; + } + // make sure we can write to the file + FS.chmod(node, mode | 146); + var stream = FS.open(node, 577); + FS.write(stream, data, 0, data.length, 0, canOwn); + FS.close(stream); + FS.chmod(node, mode); + } + }, + createDevice(parent, name, input, output) { + var path = PATH.join2( + typeof parent == 'string' ? parent : FS.getPath(parent), + name + ); + var mode = FS_getMode(!!input, !!output); + FS.createDevice.major ??= 64; + var dev = FS.makedev(FS.createDevice.major++, 0); + // Create a fake device that a set of stream ops to emulate + // the old behavior. + FS.registerDevice(dev, { + open(stream) { + stream.seekable = false; + }, + close(stream) { + // flush any pending line data + if (output?.buffer?.length) { + output(10); + } + }, + read(stream, buffer, offset, length, pos) { + /* ignored */ var bytesRead = 0; + for (var i = 0; i < length; i++) { + var result; + try { + result = input(); + } catch (e) { + throw new FS.ErrnoError(29); + } + if (result === undefined && bytesRead === 0) { + throw new FS.ErrnoError(6); + } + if (result === null || result === undefined) break; + bytesRead++; + buffer[offset + i] = result; + } + if (bytesRead) { + stream.node.atime = Date.now(); + } + return bytesRead; + }, + write(stream, buffer, offset, length, pos) { + for (var i = 0; i < length; i++) { + try { + output(buffer[offset + i]); + } catch (e) { + throw new FS.ErrnoError(29); + } + } + if (length) { + stream.node.mtime = stream.node.ctime = Date.now(); + } + return i; + }, + }); + return FS.mkdev(path, mode, dev); + }, + forceLoadFile(obj) { + if (obj.isDevice || obj.isFolder || obj.link || obj.contents) + return true; + if (typeof XMLHttpRequest != 'undefined') { + throw new Error( + 'Lazy loading should have been performed (contents set) in createLazyFile, but it was not. Lazy loading only works in web workers. Use --embed-file or --preload-file in emcc on the main thread.' + ); + } else { + // Command-line. + try { + obj.contents = readBinary(obj.url); + obj.usedBytes = obj.contents.length; + } catch (e) { + throw new FS.ErrnoError(29); + } + } + }, + createLazyFile(parent, name, url, canRead, canWrite) { + // Lazy chunked Uint8Array (implements get and length from Uint8Array). + // Actual getting is abstracted away for eventual reuse. + class LazyUint8Array { + lengthKnown = false; + chunks = []; + // Loaded chunks. Index is the chunk number + get(idx) { + if (idx > this.length - 1 || idx < 0) { + return undefined; + } + var chunkOffset = idx % this.chunkSize; + var chunkNum = (idx / this.chunkSize) | 0; + return this.getter(chunkNum)[chunkOffset]; + } + setDataGetter(getter) { + this.getter = getter; + } + cacheLength() { + // Find length + var xhr = new XMLHttpRequest(); + xhr.open('HEAD', url, false); + xhr.send(null); + if ( + !( + (xhr.status >= 200 && xhr.status < 300) || + xhr.status === 304 + ) + ) + throw new Error( + "Couldn't load " + url + '. Status: ' + xhr.status + ); + var datalength = Number( + xhr.getResponseHeader('Content-length') + ); + var header; + var hasByteServing = + (header = xhr.getResponseHeader('Accept-Ranges')) && + header === 'bytes'; + var usesGzip = + (header = xhr.getResponseHeader('Content-Encoding')) && + header === 'gzip'; + var chunkSize = 1024 * 1024; + // Chunk size in bytes + if (!hasByteServing) chunkSize = datalength; + // Function to get a range from the remote URL. + var doXHR = (from, to) => { + if (from > to) + throw new Error( + 'invalid range (' + + from + + ', ' + + to + + ') or no bytes requested!' + ); + if (to > datalength - 1) + throw new Error( + 'only ' + + datalength + + ' bytes available! programmer error!' + ); + // TODO: Use mozResponseArrayBuffer, responseStream, etc. if available. + var xhr = new XMLHttpRequest(); + xhr.open('GET', url, false); + if (datalength !== chunkSize) + xhr.setRequestHeader( + 'Range', + 'bytes=' + from + '-' + to + ); + // Some hints to the browser that we want binary data. + xhr.responseType = 'arraybuffer'; + if (xhr.overrideMimeType) { + xhr.overrideMimeType( + 'text/plain; charset=x-user-defined' + ); + } + xhr.send(null); + if ( + !( + (xhr.status >= 200 && xhr.status < 300) || + xhr.status === 304 + ) + ) + throw new Error( + "Couldn't load " + + url + + '. Status: ' + + xhr.status + ); + if (xhr.response !== undefined) { + return new Uint8Array( + /** @type{Array} */ (xhr.response || []) + ); + } + return intArrayFromString(xhr.responseText || '', true); + }; + var lazyArray = this; + lazyArray.setDataGetter((chunkNum) => { + var start = chunkNum * chunkSize; + var end = (chunkNum + 1) * chunkSize - 1; + // including this byte + end = Math.min(end, datalength - 1); + // if datalength-1 is selected, this is the last block + if (typeof lazyArray.chunks[chunkNum] == 'undefined') { + lazyArray.chunks[chunkNum] = doXHR(start, end); + } + if (typeof lazyArray.chunks[chunkNum] == 'undefined') + throw new Error('doXHR failed!'); + return lazyArray.chunks[chunkNum]; + }); + if (usesGzip || !datalength) { + // if the server uses gzip or doesn't supply the length, we have to download the whole file to get the (uncompressed) length + chunkSize = datalength = 1; + // this will force getter(0)/doXHR do download the whole file + datalength = this.getter(0).length; + chunkSize = datalength; + out( + 'LazyFiles on gzip forces download of the whole file when length is accessed' + ); + } + this._length = datalength; + this._chunkSize = chunkSize; + this.lengthKnown = true; + } + get length() { + if (!this.lengthKnown) { + this.cacheLength(); + } + return this._length; + } + get chunkSize() { + if (!this.lengthKnown) { + this.cacheLength(); + } + return this._chunkSize; + } + } + if (typeof XMLHttpRequest != 'undefined') { + if (!ENVIRONMENT_IS_WORKER) + throw 'Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc'; + var lazyArray = new LazyUint8Array(); + var properties = { + isDevice: false, + contents: lazyArray, + }; + } else { + var properties = { + isDevice: false, + url, + }; + } + var node = FS.createFile( + parent, + name, + properties, + canRead, + canWrite + ); + // This is a total hack, but I want to get this lazy file code out of the + // core of MEMFS. If we want to keep this lazy file concept I feel it should + // be its own thin LAZYFS proxying calls to MEMFS. + if (properties.contents) { + node.contents = properties.contents; + } else if (properties.url) { + node.contents = null; + node.url = properties.url; + } + // Add a function that defers querying the file size until it is asked the first time. + Object.defineProperties(node, { + usedBytes: { + get: function () { + return this.contents.length; + }, + }, + }); + // override each stream op with one that tries to force load the lazy file first + var stream_ops = {}; + var keys = Object.keys(node.stream_ops); + keys.forEach((key) => { + var fn = node.stream_ops[key]; + stream_ops[key] = (...args) => { + FS.forceLoadFile(node); + return fn(...args); + }; + }); + function writeChunks(stream, buffer, offset, length, position) { + var contents = stream.node.contents; + if (position >= contents.length) return 0; + var size = Math.min(contents.length - position, length); + if (contents.slice) { + // normal array + for (var i = 0; i < size; i++) { + buffer[offset + i] = contents[position + i]; + } + } else { + for (var i = 0; i < size; i++) { + // LazyUint8Array from sync binary XHR + buffer[offset + i] = contents.get(position + i); + } + } + return size; + } + // use a custom read function + stream_ops.read = (stream, buffer, offset, length, position) => { + FS.forceLoadFile(node); + return writeChunks(stream, buffer, offset, length, position); + }; + // use a custom mmap function + stream_ops.mmap = (stream, length, position, prot, flags) => { + FS.forceLoadFile(node); + var ptr = mmapAlloc(length); + if (!ptr) { + throw new FS.ErrnoError(48); + } + writeChunks(stream, HEAP8, ptr, length, position); + return { + ptr, + allocated: true, + }; + }; + node.stream_ops = stream_ops; + return node; + }, + }; + + Module['FS'] = FS; + + var SOCKFS = { + websocketArgs: {}, + callbacks: {}, + on(event, callback) { + SOCKFS.callbacks[event] = callback; + }, + emit(event, param) { + SOCKFS.callbacks[event]?.(param); + }, + mount(mount) { + // The incomming Module['websocket'] can be used for configuring + // configuring subprotocol/url, etc + SOCKFS.websocketArgs = Module['websocket'] || {}; + // Add the Event registration mechanism to the exported websocket configuration + // object so we can register network callbacks from native JavaScript too. + // For more documentation see system/include/emscripten/emscripten.h + (Module['websocket'] ??= {})['on'] = SOCKFS.on; + return FS.createNode(null, '/', 16895, 0); + }, + createSocket(family, type, protocol) { + type &= ~526336; + // Some applications may pass it; it makes no sense for a single process. + var streaming = type == 1; + if (streaming && protocol && protocol != 6) { + throw new FS.ErrnoError(66); + } + // create our internal socket structure + var sock = { + family, + type, + protocol, + server: null, + error: null, + // Used in getsockopt for SOL_SOCKET/SO_ERROR test + peers: {}, + pending: [], + recv_queue: [], + sock_ops: SOCKFS.websocket_sock_ops, + }; + // create the filesystem node to store the socket structure + var name = SOCKFS.nextname(); + var node = FS.createNode(SOCKFS.root, name, 49152, 0); + node.sock = sock; + // and the wrapping stream that enables library functions such + // as read and write to indirectly interact with the socket + var stream = FS.createStream({ + path: name, + node, + flags: 2, + seekable: false, + stream_ops: SOCKFS.stream_ops, + }); + // map the new stream to the socket structure (sockets have a 1:1 + // relationship with a stream) + sock.stream = stream; + return sock; + }, + getSocket(fd) { + var stream = FS.getStream(fd); + if (!stream || !FS.isSocket(stream.node.mode)) { + return null; + } + return stream.node.sock; + }, + stream_ops: { + poll(stream) { + var sock = stream.node.sock; + return sock.sock_ops.poll(sock); + }, + ioctl(stream, request, varargs) { + var sock = stream.node.sock; + return sock.sock_ops.ioctl(sock, request, varargs); + }, + read(stream, buffer, offset, length, position) { + /* ignored */ var sock = stream.node.sock; + var msg = sock.sock_ops.recvmsg(sock, length); + if (!msg) { + // socket is closed + return 0; + } + buffer.set(msg.buffer, offset); + return msg.buffer.length; + }, + write(stream, buffer, offset, length, position) { + /* ignored */ var sock = stream.node.sock; + return sock.sock_ops.sendmsg(sock, buffer, offset, length); + }, + close(stream) { + var sock = stream.node.sock; + sock.sock_ops.close(sock); + }, + }, + nextname() { + if (!SOCKFS.nextname.current) { + SOCKFS.nextname.current = 0; + } + return `socket[${SOCKFS.nextname.current++}]`; + }, + websocket_sock_ops: { + createPeer(sock, addr, port) { + var ws; + if (typeof addr == 'object') { + ws = addr; + addr = null; + port = null; + } + if (ws) { + // for sockets that've already connected (e.g. we're the server) + // we can inspect the _socket property for the address + if (ws._socket) { + addr = ws._socket.remoteAddress; + port = ws._socket.remotePort; + } // if we're just now initializing a connection to the remote, + // inspect the url property + else { + var result = /ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url); + if (!result) { + throw new Error( + 'WebSocket URL must be in the format ws(s)://address:port' + ); + } + addr = result[1]; + port = parseInt(result[2], 10); + } + } else { + // create the actual websocket object and connect + try { + // The default value is 'ws://' the replace is needed because the compiler replaces '//' comments with '#' + // comments without checking context, so we'd end up with ws:#, the replace swaps the '#' for '//' again. + var url = 'ws:#'.replace('#', '//'); + // Make the WebSocket subprotocol (Sec-WebSocket-Protocol) default to binary if no configuration is set. + var subProtocols = 'binary'; + // The default value is 'binary' + // The default WebSocket options + var opts = undefined; + // Fetch runtime WebSocket URL config. + if ('function' === typeof SOCKFS.websocketArgs['url']) { + url = SOCKFS.websocketArgs['url'](...arguments); + } else if ( + 'string' === typeof SOCKFS.websocketArgs['url'] + ) { + url = SOCKFS.websocketArgs['url']; + } + // Fetch runtime WebSocket subprotocol config. + if (SOCKFS.websocketArgs['subprotocol']) { + subProtocols = SOCKFS.websocketArgs['subprotocol']; + } else if ( + SOCKFS.websocketArgs['subprotocol'] === null + ) { + subProtocols = 'null'; + } + if (url === 'ws://' || url === 'wss://') { + // Is the supplied URL config just a prefix, if so complete it. + var parts = addr.split('/'); + url = + url + + parts[0] + + ':' + + port + + '/' + + parts.slice(1).join('/'); + } + if (subProtocols !== 'null') { + // The regex trims the string (removes spaces at the beginning and end, then splits the string by + // , into an Array. Whitespace removal is important for Websockify and ws. + subProtocols = subProtocols + .replace(/^ +| +$/g, '') + .split(/ *, */); + opts = subProtocols; + } + // If node we use the ws library. + var WebSocketConstructor; + if (ENVIRONMENT_IS_NODE) { + WebSocketConstructor = + /** @type{(typeof WebSocket)} */ ( + require('ws') + ); + } else { + WebSocketConstructor = WebSocket; + } + if (Module['websocket']['decorator']) { + WebSocketConstructor = + Module['websocket']['decorator']( + WebSocketConstructor + ); + } + ws = new WebSocketConstructor(url, opts); + ws.binaryType = 'arraybuffer'; + } catch (e) { + throw new FS.ErrnoError(23); + } + } + var peer = { + addr, + port, + socket: ws, + msg_send_queue: [], + }; + SOCKFS.websocket_sock_ops.addPeer(sock, peer); + SOCKFS.websocket_sock_ops.handlePeerEvents(sock, peer); + // if this is a bound dgram socket, send the port number first to allow + // us to override the ephemeral port reported to us by remotePort on the + // remote end. + if (sock.type === 2 && typeof sock.sport != 'undefined') { + peer.msg_send_queue.push( + new Uint8Array([ + 255, + 255, + 255, + 255, + 'p'.charCodeAt(0), + 'o'.charCodeAt(0), + 'r'.charCodeAt(0), + 't'.charCodeAt(0), + (sock.sport & 65280) >> 8, + sock.sport & 255, + ]) + ); + } + return peer; + }, + getPeer(sock, addr, port) { + return sock.peers[addr + ':' + port]; + }, + addPeer(sock, peer) { + sock.peers[peer.addr + ':' + peer.port] = peer; + }, + removePeer(sock, peer) { + delete sock.peers[peer.addr + ':' + peer.port]; + }, + handlePeerEvents(sock, peer) { + var first = true; + var handleOpen = function () { + sock.connecting = false; + SOCKFS.emit('open', sock.stream.fd); + try { + var queued = peer.msg_send_queue.shift(); + while (queued) { + peer.socket.send(queued); + queued = peer.msg_send_queue.shift(); + } + } catch (e) { + // not much we can do here in the way of proper error handling as we've already + // lied and said this data was sent. shut it down. + peer.socket.close(); + } + }; + function handleMessage(data) { + if (typeof data == 'string') { + var encoder = new TextEncoder(); + // should be utf-8 + data = encoder.encode(data); + } // make a typed array from the string + else { + assert(data.byteLength !== undefined); + // must receive an ArrayBuffer + if (data.byteLength == 0) { + // An empty ArrayBuffer will emit a pseudo disconnect event + // as recv/recvmsg will return zero which indicates that a socket + // has performed a shutdown although the connection has not been disconnected yet. + return; + } + data = new Uint8Array(data); + } + // if this is the port message, override the peer's port with it + var wasfirst = first; + first = false; + if ( + wasfirst && + data.length === 10 && + data[0] === 255 && + data[1] === 255 && + data[2] === 255 && + data[3] === 255 && + data[4] === 'p'.charCodeAt(0) && + data[5] === 'o'.charCodeAt(0) && + data[6] === 'r'.charCodeAt(0) && + data[7] === 't'.charCodeAt(0) + ) { + // update the peer's port and it's key in the peer map + var newport = (data[8] << 8) | data[9]; + SOCKFS.websocket_sock_ops.removePeer(sock, peer); + peer.port = newport; + SOCKFS.websocket_sock_ops.addPeer(sock, peer); + return; + } + sock.recv_queue.push({ + addr: peer.addr, + port: peer.port, + data, + }); + SOCKFS.emit('message', sock.stream.fd); + } + if (ENVIRONMENT_IS_NODE) { + peer.socket.on('open', handleOpen); + peer.socket.on('message', function (data, isBinary) { + if (!isBinary) { + return; + } + handleMessage(new Uint8Array(data).buffer); + }); + // copy from node Buffer -> ArrayBuffer + peer.socket.on('close', function () { + SOCKFS.emit('close', sock.stream.fd); + }); + peer.socket.on('error', function (error) { + // Although the ws library may pass errors that may be more descriptive than + // ECONNREFUSED they are not necessarily the expected error code e.g. + // ENOTFOUND on getaddrinfo seems to be node.js specific, so using ECONNREFUSED + // is still probably the most useful thing to do. + sock.error = 14; + // Used in getsockopt for SOL_SOCKET/SO_ERROR test. + SOCKFS.emit('error', [ + sock.stream.fd, + sock.error, + 'ECONNREFUSED: Connection refused', + ]); + }); + } else { + peer.socket.onopen = handleOpen; + peer.socket.onclose = function () { + SOCKFS.emit('close', sock.stream.fd); + }; + peer.socket.onmessage = function peer_socket_onmessage( + event + ) { + handleMessage(event.data); + }; + peer.socket.onerror = function (error) { + // The WebSocket spec only allows a 'simple event' to be thrown on error, + // so we only really know as much as ECONNREFUSED. + sock.error = 14; + // Used in getsockopt for SOL_SOCKET/SO_ERROR test. + SOCKFS.emit('error', [ + sock.stream.fd, + sock.error, + 'ECONNREFUSED: Connection refused', + ]); + }; + } + }, + poll(sock) { + if (sock.type === 1 && sock.server) { + // listen sockets should only say they're available for reading + // if there are pending clients. + return sock.pending.length ? 64 | 1 : 0; + } + var mask = 0; + var dest = + sock.type === 1 // we only care about the socket state for connection-based sockets + ? SOCKFS.websocket_sock_ops.getPeer( + sock, + sock.daddr, + sock.dport + ) + : null; + if ( + sock.recv_queue.length || + !dest || // connection-less sockets are always ready to read + (dest && dest.socket.readyState === dest.socket.CLOSING) || + (dest && dest.socket.readyState === dest.socket.CLOSED) + ) { + // let recv return 0 once closed + mask |= 64 | 1; + } + if ( + !dest || // connection-less sockets are always ready to write + (dest && dest.socket.readyState === dest.socket.OPEN) + ) { + mask |= 4; + } + if ( + (dest && dest.socket.readyState === dest.socket.CLOSING) || + (dest && dest.socket.readyState === dest.socket.CLOSED) + ) { + // When an non-blocking connect fails mark the socket as writable. + // Its up to the calling code to then use getsockopt with SO_ERROR to + // retrieve the error. + // See https://man7.org/linux/man-pages/man2/connect.2.html + if (sock.connecting) { + mask |= 4; + } else { + mask |= 16; + } + } + return mask; + }, + ioctl(sock, request, arg) { + switch (request) { + case 21531: + var bytes = 0; + if (sock.recv_queue.length) { + bytes = sock.recv_queue[0].data.length; + } + HEAP32[arg >> 2] = bytes; + return 0; + + default: + return 28; + } + }, + close(sock) { + // if we've spawned a listen server, close it + if (sock.server) { + try { + sock.server.close(); + } catch (e) {} + sock.server = null; + } + // close any peer connections + var peers = Object.keys(sock.peers); + for (var i = 0; i < peers.length; i++) { + var peer = sock.peers[peers[i]]; + try { + peer.socket.close(); + } catch (e) {} + SOCKFS.websocket_sock_ops.removePeer(sock, peer); + } + return 0; + }, + bind(sock, addr, port) { + if ( + typeof sock.saddr != 'undefined' || + typeof sock.sport != 'undefined' + ) { + throw new FS.ErrnoError(28); + } + // already bound + sock.saddr = addr; + sock.sport = port; + // in order to emulate dgram sockets, we need to launch a listen server when + // binding on a connection-less socket + // note: this is only required on the server side + if (sock.type === 2) { + // close the existing server if it exists + if (sock.server) { + sock.server.close(); + sock.server = null; + } + // swallow error operation not supported error that occurs when binding in the + // browser where this isn't supported + try { + sock.sock_ops.listen(sock, 0); + } catch (e) { + if (!(e.name === 'ErrnoError')) throw e; + if (e.errno !== 138) throw e; + } + } + }, + connect(sock, addr, port) { + if (sock.server) { + throw new FS.ErrnoError(138); + } + // TODO autobind + // if (!sock.addr && sock.type == 2) { + // } + // early out if we're already connected / in the middle of connecting + if ( + typeof sock.daddr != 'undefined' && + typeof sock.dport != 'undefined' + ) { + var dest = SOCKFS.websocket_sock_ops.getPeer( + sock, + sock.daddr, + sock.dport + ); + if (dest) { + if (dest.socket.readyState === dest.socket.CONNECTING) { + throw new FS.ErrnoError(7); + } else { + throw new FS.ErrnoError(30); + } + } + } + // add the socket to our peer list and set our + // destination address / port to match + var peer = SOCKFS.websocket_sock_ops.createPeer( + sock, + addr, + port + ); + sock.daddr = peer.addr; + sock.dport = peer.port; + // because we cannot synchronously block to wait for the WebSocket + // connection to complete, we return here pretending that the connection + // was a success. + sock.connecting = true; + }, + listen(sock, backlog) { + if (!ENVIRONMENT_IS_NODE) { + throw new FS.ErrnoError(138); + } + if (sock.server) { + throw new FS.ErrnoError(28); + } + // already listening + var WebSocketServer = require('ws').Server; + var host = sock.saddr; + if (Module['websocket']['serverDecorator']) { + WebSocketServer = + Module['websocket']['serverDecorator'](WebSocketServer); + } + sock.server = new WebSocketServer({ + host, + port: sock.sport, + }); + // TODO support backlog + SOCKFS.emit('listen', sock.stream.fd); + // Send Event with listen fd. + sock.server.on('connection', function (ws) { + if (sock.type === 1) { + var newsock = SOCKFS.createSocket( + sock.family, + sock.type, + sock.protocol + ); + // create a peer on the new socket + var peer = SOCKFS.websocket_sock_ops.createPeer( + newsock, + ws + ); + newsock.daddr = peer.addr; + newsock.dport = peer.port; + // push to queue for accept to pick up + sock.pending.push(newsock); + SOCKFS.emit('connection', newsock.stream.fd); + } else { + // create a peer on the listen socket so calling sendto + // with the listen socket and an address will resolve + // to the correct client + SOCKFS.websocket_sock_ops.createPeer(sock, ws); + SOCKFS.emit('connection', sock.stream.fd); + } + }); + sock.server.on('close', function () { + SOCKFS.emit('close', sock.stream.fd); + sock.server = null; + }); + sock.server.on('error', function (error) { + // Although the ws library may pass errors that may be more descriptive than + // ECONNREFUSED they are not necessarily the expected error code e.g. + // ENOTFOUND on getaddrinfo seems to be node.js specific, so using EHOSTUNREACH + // is still probably the most useful thing to do. This error shouldn't + // occur in a well written app as errors should get trapped in the compiled + // app's own getaddrinfo call. + sock.error = 23; + // Used in getsockopt for SOL_SOCKET/SO_ERROR test. + SOCKFS.emit('error', [ + sock.stream.fd, + sock.error, + 'EHOSTUNREACH: Host is unreachable', + ]); + }); + }, + // don't throw + accept(listensock) { + if (!listensock.server || !listensock.pending.length) { + throw new FS.ErrnoError(28); + } + var newsock = listensock.pending.shift(); + newsock.stream.flags = listensock.stream.flags; + return newsock; + }, + getname(sock, peer) { + var addr, port; + if (peer) { + if (sock.daddr === undefined || sock.dport === undefined) { + throw new FS.ErrnoError(53); + } + addr = sock.daddr; + port = sock.dport; + } else { + // TODO saddr and sport will be set for bind()'d UDP sockets, but what + // should we be returning for TCP sockets that've been connect()'d? + addr = sock.saddr || 0; + port = sock.sport || 0; + } + return { + addr, + port, + }; + }, + sendmsg(sock, buffer, offset, length, addr, port) { + if (sock.type === 2) { + // connection-less sockets will honor the message address, + // and otherwise fall back to the bound destination address + if (addr === undefined || port === undefined) { + addr = sock.daddr; + port = sock.dport; + } + // if there was no address to fall back to, error out + if (addr === undefined || port === undefined) { + throw new FS.ErrnoError(17); + } + } else { + // connection-based sockets will only use the bound + addr = sock.daddr; + port = sock.dport; + } + // find the peer for the destination address + var dest = SOCKFS.websocket_sock_ops.getPeer(sock, addr, port); + // early out if not connected with a connection-based socket + if (sock.type === 1) { + if ( + !dest || + dest.socket.readyState === dest.socket.CLOSING || + dest.socket.readyState === dest.socket.CLOSED + ) { + throw new FS.ErrnoError(53); + } + } + // create a copy of the incoming data to send, as the WebSocket API + // doesn't work entirely with an ArrayBufferView, it'll just send + // the entire underlying buffer + if (ArrayBuffer.isView(buffer)) { + offset += buffer.byteOffset; + buffer = buffer.buffer; + } + var data = buffer.slice(offset, offset + length); + // if we don't have a cached connectionless UDP datagram connection, or + // the TCP socket is still connecting, queue the message to be sent upon + // connect, and lie, saying the data was sent now. + if (!dest || dest.socket.readyState !== dest.socket.OPEN) { + // if we're not connected, open a new connection + if (sock.type === 2) { + if ( + !dest || + dest.socket.readyState === dest.socket.CLOSING || + dest.socket.readyState === dest.socket.CLOSED + ) { + dest = SOCKFS.websocket_sock_ops.createPeer( + sock, + addr, + port + ); + } + } + dest.msg_send_queue.push(data); + return length; + } + try { + // send the actual data + dest.socket.send(data); + return length; + } catch (e) { + throw new FS.ErrnoError(28); + } + }, + recvmsg(sock, length, flags) { + // http://pubs.opengroup.org/onlinepubs/7908799/xns/recvmsg.html + if (sock.type === 1 && sock.server) { + // tcp servers should not be recv()'ing on the listen socket + throw new FS.ErrnoError(53); + } + var queued = sock.recv_queue.shift(); + if (!queued) { + if (sock.type === 1) { + var dest = SOCKFS.websocket_sock_ops.getPeer( + sock, + sock.daddr, + sock.dport + ); + if (!dest) { + // if we have a destination address but are not connected, error out + throw new FS.ErrnoError(53); + } + if ( + dest.socket.readyState === dest.socket.CLOSING || + dest.socket.readyState === dest.socket.CLOSED + ) { + // return null if the socket has closed + return null; + } + // else, our socket is in a valid state but truly has nothing available + throw new FS.ErrnoError(6); + } + throw new FS.ErrnoError(6); + } + // queued.data will be an ArrayBuffer if it's unadulterated, but if it's + // requeued TCP data it'll be an ArrayBufferView + var queuedLength = queued.data.byteLength || queued.data.length; + var queuedOffset = queued.data.byteOffset || 0; + var queuedBuffer = queued.data.buffer || queued.data; + var bytesRead = Math.min(length, queuedLength); + var res = { + buffer: new Uint8Array( + queuedBuffer, + queuedOffset, + bytesRead + ), + addr: queued.addr, + port: queued.port, + }; + // push back any unread data for TCP connections + if (flags & 2) { + bytesRead = 0; + } + if (sock.type === 1 && bytesRead < queuedLength) { + var bytesRemaining = queuedLength - bytesRead; + queued.data = new Uint8Array( + queuedBuffer, + queuedOffset + bytesRead, + bytesRemaining + ); + sock.recv_queue.unshift(queued); + } + return res; + }, + }, + }; + + var getSocketFromFD = (fd) => { + var socket = SOCKFS.getSocket(fd); + if (!socket) throw new FS.ErrnoError(8); + return socket; + }; + + var inetPton4 = (str) => { + var b = str.split('.'); + for (var i = 0; i < 4; i++) { + var tmp = Number(b[i]); + if (isNaN(tmp)) return null; + b[i] = tmp; + } + return (b[0] | (b[1] << 8) | (b[2] << 16) | (b[3] << 24)) >>> 0; + }; + + /** @suppress {checkTypes} */ var jstoi_q = (str) => parseInt(str); + + var inetPton6 = (str) => { + var words; + var w, offset, z; + /* http://home.deds.nl/~aeron/regex/ */ var valid6regx = + /^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i; + var parts = []; + if (!valid6regx.test(str)) { + return null; + } + if (str === '::') { + return [0, 0, 0, 0, 0, 0, 0, 0]; + } + // Z placeholder to keep track of zeros when splitting the string on ":" + if (str.startsWith('::')) { + str = str.replace('::', 'Z:'); + } // leading zeros case + else { + str = str.replace('::', ':Z:'); + } + if (str.indexOf('.') > 0) { + // parse IPv4 embedded stress + str = str.replace(new RegExp('[.]', 'g'), ':'); + words = str.split(':'); + words[words.length - 4] = + jstoi_q(words[words.length - 4]) + + jstoi_q(words[words.length - 3]) * 256; + words[words.length - 3] = + jstoi_q(words[words.length - 2]) + + jstoi_q(words[words.length - 1]) * 256; + words = words.slice(0, words.length - 2); + } else { + words = str.split(':'); + } + offset = 0; + z = 0; + for (w = 0; w < words.length; w++) { + if (typeof words[w] == 'string') { + if (words[w] === 'Z') { + // compressed zeros - write appropriate number of zero words + for (z = 0; z < 8 - words.length + 1; z++) { + parts[w + z] = 0; + } + offset = z - 1; + } else { + // parse hex to field to 16-bit value and write it in network byte-order + parts[w + offset] = _htons(parseInt(words[w], 16)); + } + } else { + // parsed IPv4 words + parts[w + offset] = words[w]; + } + } + return [ + (parts[1] << 16) | parts[0], + (parts[3] << 16) | parts[2], + (parts[5] << 16) | parts[4], + (parts[7] << 16) | parts[6], + ]; + }; + + /** @param {number=} addrlen */ var writeSockaddr = ( + sa, + family, + addr, + port, + addrlen + ) => { + switch (family) { + case 2: + addr = inetPton4(addr); + zeroMemory(sa, 16); + if (addrlen) { + HEAP32[addrlen >> 2] = 16; + } + HEAP16[sa >> 1] = family; + HEAP32[(sa + 4) >> 2] = addr; + HEAP16[(sa + 2) >> 1] = _htons(port); + break; + + case 10: + addr = inetPton6(addr); + zeroMemory(sa, 28); + if (addrlen) { + HEAP32[addrlen >> 2] = 28; + } + HEAP32[sa >> 2] = family; + HEAP32[(sa + 8) >> 2] = addr[0]; + HEAP32[(sa + 12) >> 2] = addr[1]; + HEAP32[(sa + 16) >> 2] = addr[2]; + HEAP32[(sa + 20) >> 2] = addr[3]; + HEAP16[(sa + 2) >> 1] = _htons(port); + break; + + default: + return 5; + } + return 0; + }; + + var DNS = { + address_map: { + id: 1, + addrs: {}, + names: {}, + }, + lookup_name(name) { + // If the name is already a valid ipv4 / ipv6 address, don't generate a fake one. + var res = inetPton4(name); + if (res !== null) { + return name; + } + res = inetPton6(name); + if (res !== null) { + return name; + } + // See if this name is already mapped. + var addr; + if (DNS.address_map.addrs[name]) { + addr = DNS.address_map.addrs[name]; + } else { + var id = DNS.address_map.id++; + assert(id < 65535, 'exceeded max address mappings of 65535'); + addr = '172.29.' + (id & 255) + '.' + (id & 65280); + DNS.address_map.names[addr] = name; + DNS.address_map.addrs[name] = addr; + } + return addr; + }, + lookup_addr(addr) { + if (DNS.address_map.names[addr]) { + return DNS.address_map.names[addr]; + } + return null; + }, + }; + + function ___syscall_accept4(fd, addr, addrlen, flags, d1, d2) { + try { + var sock = getSocketFromFD(fd); + var newsock = sock.sock_ops.accept(sock); + if (addr) { + var errno = writeSockaddr( + addr, + newsock.family, + DNS.lookup_name(newsock.daddr), + newsock.dport, + addrlen + ); + } + return newsock.stream.fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var inetNtop4 = (addr) => + (addr & 255) + + '.' + + ((addr >> 8) & 255) + + '.' + + ((addr >> 16) & 255) + + '.' + + ((addr >> 24) & 255); + + var inetNtop6 = (ints) => { + // ref: http://www.ietf.org/rfc/rfc2373.txt - section 2.5.4 + // Format for IPv4 compatible and mapped 128-bit IPv6 Addresses + // 128-bits are split into eight 16-bit words + // stored in network byte order (big-endian) + // | 80 bits | 16 | 32 bits | + // +-----------------------------------------------------------------+ + // | 10 bytes | 2 | 4 bytes | + // +--------------------------------------+--------------------------+ + // + 5 words | 1 | 2 words | + // +--------------------------------------+--------------------------+ + // |0000..............................0000|0000| IPv4 ADDRESS | (compatible) + // +--------------------------------------+----+---------------------+ + // |0000..............................0000|FFFF| IPv4 ADDRESS | (mapped) + // +--------------------------------------+----+---------------------+ + var str = ''; + var word = 0; + var longest = 0; + var lastzero = 0; + var zstart = 0; + var len = 0; + var i = 0; + var parts = [ + ints[0] & 65535, + ints[0] >> 16, + ints[1] & 65535, + ints[1] >> 16, + ints[2] & 65535, + ints[2] >> 16, + ints[3] & 65535, + ints[3] >> 16, + ]; + // Handle IPv4-compatible, IPv4-mapped, loopback and any/unspecified addresses + var hasipv4 = true; + var v4part = ''; + // check if the 10 high-order bytes are all zeros (first 5 words) + for (i = 0; i < 5; i++) { + if (parts[i] !== 0) { + hasipv4 = false; + break; + } + } + if (hasipv4) { + // low-order 32-bits store an IPv4 address (bytes 13 to 16) (last 2 words) + v4part = inetNtop4(parts[6] | (parts[7] << 16)); + // IPv4-mapped IPv6 address if 16-bit value (bytes 11 and 12) == 0xFFFF (6th word) + if (parts[5] === -1) { + str = '::ffff:'; + str += v4part; + return str; + } + // IPv4-compatible IPv6 address if 16-bit value (bytes 11 and 12) == 0x0000 (6th word) + if (parts[5] === 0) { + str = '::'; + //special case IPv6 addresses + if (v4part === '0.0.0.0') v4part = ''; + // any/unspecified address + if (v4part === '0.0.0.1') v4part = '1'; + // loopback address + str += v4part; + return str; + } + } + // Handle all other IPv6 addresses + // first run to find the longest contiguous zero words + for (word = 0; word < 8; word++) { + if (parts[word] === 0) { + if (word - lastzero > 1) { + len = 0; + } + lastzero = word; + len++; + } + if (len > longest) { + longest = len; + zstart = word - longest + 1; + } + } + for (word = 0; word < 8; word++) { + if (longest > 1) { + // compress contiguous zeros - to produce "::" + if ( + parts[word] === 0 && + word >= zstart && + word < zstart + longest + ) { + if (word === zstart) { + str += ':'; + if (zstart === 0) str += ':'; + } + //leading zeros case + continue; + } + } + // converts 16-bit words from big-endian to little-endian before converting to hex string + str += Number(_ntohs(parts[word] & 65535)).toString(16); + str += word < 7 ? ':' : ''; + } + return str; + }; + + var readSockaddr = (sa, salen) => { + // family / port offsets are common to both sockaddr_in and sockaddr_in6 + var family = HEAP16[sa >> 1]; + var port = _ntohs(HEAPU16[(sa + 2) >> 1]); + var addr; + switch (family) { + case 2: + if (salen !== 16) { + return { + errno: 28, + }; + } + addr = HEAP32[(sa + 4) >> 2]; + addr = inetNtop4(addr); + break; + + case 10: + if (salen !== 28) { + return { + errno: 28, + }; + } + addr = [ + HEAP32[(sa + 8) >> 2], + HEAP32[(sa + 12) >> 2], + HEAP32[(sa + 16) >> 2], + HEAP32[(sa + 20) >> 2], + ]; + addr = inetNtop6(addr); + break; + + default: + return { + errno: 5, + }; + } + return { + family, + addr, + port, + }; + }; + + var getSocketAddress = (addrp, addrlen) => { + var info = readSockaddr(addrp, addrlen); + if (info.errno) throw new FS.ErrnoError(info.errno); + info.addr = DNS.lookup_addr(info.addr) || info.addr; + return info; + }; + + function ___syscall_bind(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + var info = getSocketAddress(addr, addrlen); + sock.sock_ops.bind(sock, info.addr, info.port); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var SYSCALLS = { + DEFAULT_POLLMASK: 5, + calculateAt(dirfd, path, allowEmpty) { + if (PATH.isAbs(path)) { + return path; + } + // relative path + var dir; + if (dirfd === -100) { + dir = FS.cwd(); + } else { + var dirstream = SYSCALLS.getStreamFromFD(dirfd); + dir = dirstream.path; + } + if (path.length == 0) { + if (!allowEmpty) { + throw new FS.ErrnoError(44); + } + return dir; + } + return dir + '/' + path; + }, + doStat(func, path, buf) { + var stat = func(path); + HEAP32[buf >> 2] = stat.dev; + HEAP32[(buf + 4) >> 2] = stat.mode; + HEAPU32[(buf + 8) >> 2] = stat.nlink; + HEAP32[(buf + 12) >> 2] = stat.uid; + HEAP32[(buf + 16) >> 2] = stat.gid; + HEAP32[(buf + 20) >> 2] = stat.rdev; + (tempI64 = [ + stat.size >>> 0, + ((tempDouble = stat.size), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 24) >> 2] = tempI64[0]), + (HEAP32[(buf + 28) >> 2] = tempI64[1]); + HEAP32[(buf + 32) >> 2] = 4096; + HEAP32[(buf + 36) >> 2] = stat.blocks; + var atime = stat.atime.getTime(); + var mtime = stat.mtime.getTime(); + var ctime = stat.ctime.getTime(); + (tempI64 = [ + Math.floor(atime / 1e3) >>> 0, + ((tempDouble = Math.floor(atime / 1e3)), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 40) >> 2] = tempI64[0]), + (HEAP32[(buf + 44) >> 2] = tempI64[1]); + HEAPU32[(buf + 48) >> 2] = (atime % 1e3) * 1e3 * 1e3; + (tempI64 = [ + Math.floor(mtime / 1e3) >>> 0, + ((tempDouble = Math.floor(mtime / 1e3)), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 56) >> 2] = tempI64[0]), + (HEAP32[(buf + 60) >> 2] = tempI64[1]); + HEAPU32[(buf + 64) >> 2] = (mtime % 1e3) * 1e3 * 1e3; + (tempI64 = [ + Math.floor(ctime / 1e3) >>> 0, + ((tempDouble = Math.floor(ctime / 1e3)), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 72) >> 2] = tempI64[0]), + (HEAP32[(buf + 76) >> 2] = tempI64[1]); + HEAPU32[(buf + 80) >> 2] = (ctime % 1e3) * 1e3 * 1e3; + (tempI64 = [ + stat.ino >>> 0, + ((tempDouble = stat.ino), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 88) >> 2] = tempI64[0]), + (HEAP32[(buf + 92) >> 2] = tempI64[1]); + return 0; + }, + doMsync(addr, stream, len, flags, offset) { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + if (flags & 2) { + // MAP_PRIVATE calls need not to be synced back to underlying fs + return 0; + } + var buffer = HEAPU8.slice(addr, addr + len); + FS.msync(stream, buffer, offset, len, flags); + }, + getStreamFromFD(fd) { + var stream = FS.getStreamChecked(fd); + return stream; + }, + varargs: undefined, + getStr(ptr) { + var ret = UTF8ToString(ptr); + return ret; + }, + }; + + function ___syscall_chdir(path) { + try { + path = SYSCALLS.getStr(path); + FS.chdir(path); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_chmod(path, mode) { + try { + path = SYSCALLS.getStr(path); + FS.chmod(path, mode); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_connect(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + var info = getSocketAddress(addr, addrlen); + sock.sock_ops.connect(sock, info.addr, info.port); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_dup(fd) { + try { + var old = SYSCALLS.getStreamFromFD(fd); + return FS.dupStream(old).fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_dup3(fd, newfd, flags) { + try { + var old = SYSCALLS.getStreamFromFD(fd); + if (old.fd === newfd) return -28; + // Check newfd is within range of valid open file descriptors. + if (newfd < 0 || newfd >= FS.MAX_OPEN_FDS) return -8; + var existing = FS.getStream(newfd); + if (existing) FS.close(existing); + return FS.dupStream(old, newfd).fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_faccessat(dirfd, path, amode, flags) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + if (amode & ~7) { + // need a valid mode + return -28; + } + var lookup = FS.lookupPath(path, { + follow: true, + }); + var node = lookup.node; + if (!node) { + return -44; + } + var perms = ''; + if (amode & 4) perms += 'r'; + if (amode & 2) perms += 'w'; + if (amode & 1) perms += 'x'; + if ( + perms && + /* otherwise, they've just passed F_OK */ FS.nodePermissions( + node, + perms + ) + ) { + return -2; + } + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_fchmod(fd, mode) { + try { + FS.fchmod(fd, mode); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_fchown32(fd, owner, group) { + try { + FS.fchown(fd, owner, group); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_fchownat(dirfd, path, owner, group, flags) { + try { + path = SYSCALLS.getStr(path); + var nofollow = flags & 256; + flags = flags & ~256; + path = SYSCALLS.calculateAt(dirfd, path); + (nofollow ? FS.lchown : FS.chown)(path, owner, group); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + /** @suppress {duplicate } */ var syscallGetVarargI = () => { + // the `+` prepended here is necessary to convince the JSCompiler that varargs is indeed a number. + var ret = HEAP32[+SYSCALLS.varargs >> 2]; + SYSCALLS.varargs += 4; + return ret; + }; + + var syscallGetVarargP = syscallGetVarargI; + + function ___syscall_fcntl64(fd, cmd, varargs) { + SYSCALLS.varargs = varargs; + try { + var stream = SYSCALLS.getStreamFromFD(fd); + switch (cmd) { + case 0: { + var arg = syscallGetVarargI(); + if (arg < 0) { + return -28; + } + while (FS.streams[arg]) { + arg++; + } + var newStream; + newStream = FS.dupStream(stream, arg); + return newStream.fd; + } + + case 1: + case 2: + return 0; + + // FD_CLOEXEC makes no sense for a single process. + case 3: + return stream.flags; + + case 4: { + var arg = syscallGetVarargI(); + stream.flags |= arg; + return 0; + } + + case 12: { + var arg = syscallGetVarargP(); + var offset = 0; + // We're always unlocked. + HEAP16[(arg + offset) >> 1] = 2; + return 0; + } + + case 13: + case 14: + return 0; + } + // Pretend that the locking is successful. + return -28; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_fstat64(fd, buf) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + return SYSCALLS.doStat(FS.stat, stream.path, buf); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var convertI32PairToI53Checked = (lo, hi) => + (hi + 2097152) >>> 0 < 4194305 - !!lo + ? (lo >>> 0) + hi * 4294967296 + : NaN; + + function ___syscall_ftruncate64(fd, length_low, length_high) { + var length = convertI32PairToI53Checked(length_low, length_high); + try { + if (isNaN(length)) return 61; + FS.ftruncate(fd, length); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var stringToUTF8 = (str, outPtr, maxBytesToWrite) => + stringToUTF8Array(str, HEAPU8, outPtr, maxBytesToWrite); + + Module['stringToUTF8'] = stringToUTF8; + + function ___syscall_getcwd(buf, size) { + try { + if (size === 0) return -28; + var cwd = FS.cwd(); + var cwdLengthInBytes = lengthBytesUTF8(cwd) + 1; + if (size < cwdLengthInBytes) return -68; + stringToUTF8(cwd, buf, size); + return cwdLengthInBytes; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_getdents64(fd, dirp, count) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + stream.getdents ||= FS.readdir(stream.path); + var struct_size = 280; + var pos = 0; + var off = FS.llseek(stream, 0, 1); + var startIdx = Math.floor(off / struct_size); + var endIdx = Math.min( + stream.getdents.length, + startIdx + Math.floor(count / struct_size) + ); + for (var idx = startIdx; idx < endIdx; idx++) { + var id; + var type; + var name = stream.getdents[idx]; + if (name === '.') { + id = stream.node.id; + type = 4; + } // DT_DIR + else if (name === '..') { + var lookup = FS.lookupPath(stream.path, { + parent: true, + }); + id = lookup.node.id; + type = 4; + } // DT_DIR + else { + var child; + try { + child = FS.lookupNode(stream.node, name); + } catch (e) { + // If the entry is not a directory, file, or symlink, nodefs + // lookupNode will raise EINVAL. Skip these and continue. + if (e?.errno === 28) { + continue; + } + throw e; + } + id = child.id; + type = FS.isChrdev(child.mode) + ? 2 // DT_CHR, character device. + : FS.isDir(child.mode) + ? 4 // DT_DIR, directory. + : FS.isLink(child.mode) + ? 10 // DT_LNK, symbolic link. + : 8; + } + // DT_REG, regular file. + (tempI64 = [ + id >>> 0, + ((tempDouble = id), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(dirp + pos) >> 2] = tempI64[0]), + (HEAP32[(dirp + pos + 4) >> 2] = tempI64[1]); + (tempI64 = [ + ((idx + 1) * struct_size) >>> 0, + ((tempDouble = (idx + 1) * struct_size), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(dirp + pos + 8) >> 2] = tempI64[0]), + (HEAP32[(dirp + pos + 12) >> 2] = tempI64[1]); + HEAP16[(dirp + pos + 16) >> 1] = 280; + HEAP8[dirp + pos + 18] = type; + stringToUTF8(name, dirp + pos + 19, 256); + pos += struct_size; + } + FS.llseek(stream, idx * struct_size, 0); + return pos; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_getpeername(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + if (!sock.daddr) { + return -53; + } + // The socket is not connected. + var errno = writeSockaddr( + addr, + sock.family, + DNS.lookup_name(sock.daddr), + sock.dport, + addrlen + ); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_getsockname(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + // TODO: sock.saddr should never be undefined, see TODO in websocket_sock_ops.getname + var errno = writeSockaddr( + addr, + sock.family, + DNS.lookup_name(sock.saddr || '0.0.0.0'), + sock.sport, + addrlen + ); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_getsockopt(fd, level, optname, optval, optlen, d1) { + try { + var sock = getSocketFromFD(fd); + // Minimal getsockopt aimed at resolving https://github.com/emscripten-core/emscripten/issues/2211 + // so only supports SOL_SOCKET with SO_ERROR. + if (level === 1) { + if (optname === 4) { + HEAP32[optval >> 2] = sock.error; + HEAP32[optlen >> 2] = 4; + sock.error = null; + // Clear the error (The SO_ERROR option obtains and then clears this field). + return 0; + } + } + return -50; + } catch (e) { + // The option is unknown at the level indicated. + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_ioctl(fd, op, varargs) { + SYSCALLS.varargs = varargs; + try { + var stream = SYSCALLS.getStreamFromFD(fd); + switch (op) { + case 21509: { + if (!stream.tty) return -59; + return 0; + } + + case 21505: { + if (!stream.tty) return -59; + if (stream.tty.ops.ioctl_tcgets) { + var termios = stream.tty.ops.ioctl_tcgets(stream); + var argp = syscallGetVarargP(); + HEAP32[argp >> 2] = termios.c_iflag || 0; + HEAP32[(argp + 4) >> 2] = termios.c_oflag || 0; + HEAP32[(argp + 8) >> 2] = termios.c_cflag || 0; + HEAP32[(argp + 12) >> 2] = termios.c_lflag || 0; + for (var i = 0; i < 32; i++) { + HEAP8[argp + i + 17] = termios.c_cc[i] || 0; + } + return 0; + } + return 0; + } + + case 21510: + case 21511: + case 21512: { + if (!stream.tty) return -59; + return 0; + } + + // no-op, not actually adjusting terminal settings + case 21506: + case 21507: + case 21508: { + if (!stream.tty) return -59; + if (stream.tty.ops.ioctl_tcsets) { + var argp = syscallGetVarargP(); + var c_iflag = HEAP32[argp >> 2]; + var c_oflag = HEAP32[(argp + 4) >> 2]; + var c_cflag = HEAP32[(argp + 8) >> 2]; + var c_lflag = HEAP32[(argp + 12) >> 2]; + var c_cc = []; + for (var i = 0; i < 32; i++) { + c_cc.push(HEAP8[argp + i + 17]); + } + return stream.tty.ops.ioctl_tcsets(stream.tty, op, { + c_iflag, + c_oflag, + c_cflag, + c_lflag, + c_cc, + }); + } + return 0; + } + + // no-op, not actually adjusting terminal settings + case 21519: { + if (!stream.tty) return -59; + var argp = syscallGetVarargP(); + HEAP32[argp >> 2] = 0; + return 0; + } + + case 21520: { + if (!stream.tty) return -59; + return -28; + } + + // not supported + case 21531: { + var argp = syscallGetVarargP(); + return FS.ioctl(stream, op, argp); + } + + case 21523: { + // TODO: in theory we should write to the winsize struct that gets + // passed in, but for now musl doesn't read anything on it + if (!stream.tty) return -59; + if (stream.tty.ops.ioctl_tiocgwinsz) { + var winsize = stream.tty.ops.ioctl_tiocgwinsz( + stream.tty + ); + var argp = syscallGetVarargP(); + HEAP16[argp >> 1] = winsize[0]; + HEAP16[(argp + 2) >> 1] = winsize[1]; + } + return 0; + } + + case 21524: { + // TODO: technically, this ioctl call should change the window size. + // but, since emscripten doesn't have any concept of a terminal window + // yet, we'll just silently throw it away as we do TIOCGWINSZ + if (!stream.tty) return -59; + return 0; + } + + case 21515: { + if (!stream.tty) return -59; + return 0; + } + + default: + return -28; + } + } catch (e) { + // not supported + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_listen(fd, backlog) { + try { + var sock = getSocketFromFD(fd); + sock.sock_ops.listen(sock, backlog); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_lstat64(path, buf) { + try { + path = SYSCALLS.getStr(path); + return SYSCALLS.doStat(FS.lstat, path, buf); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_mkdirat(dirfd, path, mode) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + FS.mkdir(path, mode, 0); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_newfstatat(dirfd, path, buf, flags) { + try { + path = SYSCALLS.getStr(path); + var nofollow = flags & 256; + var allowEmpty = flags & 4096; + flags = flags & ~6400; + path = SYSCALLS.calculateAt(dirfd, path, allowEmpty); + return SYSCALLS.doStat(nofollow ? FS.lstat : FS.stat, path, buf); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_openat(dirfd, path, flags, varargs) { + SYSCALLS.varargs = varargs; + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + var mode = varargs ? syscallGetVarargI() : 0; + return FS.open(path, flags, mode).fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var PIPEFS = { + BUCKET_BUFFER_SIZE: 8192, + mount(mount) { + // Do not pollute the real root directory or its child nodes with pipes + // Looks like it is OK to create another pseudo-root node not linked to the FS.root hierarchy this way + return FS.createNode(null, '/', 16384 | 511, 0); + }, + createPipe() { + var pipe = { + buckets: [], + // refcnt 2 because pipe has a read end and a write end. We need to be + // able to read from the read end after write end is closed. + refcnt: 2, + }; + pipe.buckets.push({ + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: 0, + roffset: 0, + }); + var rName = PIPEFS.nextname(); + var wName = PIPEFS.nextname(); + var rNode = FS.createNode(PIPEFS.root, rName, 4096, 0); + var wNode = FS.createNode(PIPEFS.root, wName, 4096, 0); + rNode.pipe = pipe; + wNode.pipe = pipe; + var readableStream = FS.createStream({ + path: rName, + node: rNode, + flags: 0, + seekable: false, + stream_ops: PIPEFS.stream_ops, + }); + rNode.stream = readableStream; + var writableStream = FS.createStream({ + path: wName, + node: wNode, + flags: 1, + seekable: false, + stream_ops: PIPEFS.stream_ops, + }); + wNode.stream = writableStream; + return { + readable_fd: readableStream.fd, + writable_fd: writableStream.fd, + }; + }, + stream_ops: { + poll(stream) { + var pipe = stream.node.pipe; + if ((stream.flags & 2097155) === 1) { + return 256 | 4; + } + if (pipe.buckets.length > 0) { + for (var i = 0; i < pipe.buckets.length; i++) { + var bucket = pipe.buckets[i]; + if (bucket.offset - bucket.roffset > 0) { + return 64 | 1; + } + } + } + return 0; + }, + ioctl(stream, request, varargs) { + return 28; + }, + fsync(stream) { + return 28; + }, + read(stream, buffer, offset, length, position) { + /* ignored */ var pipe = stream.node.pipe; + var currentLength = 0; + for (var i = 0; i < pipe.buckets.length; i++) { + var bucket = pipe.buckets[i]; + currentLength += bucket.offset - bucket.roffset; + } + var data = buffer.subarray(offset, offset + length); + if (length <= 0) { + return 0; + } + if (currentLength == 0) { + // Behave as if the read end is always non-blocking + throw new FS.ErrnoError(6); + } + var toRead = Math.min(currentLength, length); + var totalRead = toRead; + var toRemove = 0; + for (var i = 0; i < pipe.buckets.length; i++) { + var currBucket = pipe.buckets[i]; + var bucketSize = currBucket.offset - currBucket.roffset; + if (toRead <= bucketSize) { + var tmpSlice = currBucket.buffer.subarray( + currBucket.roffset, + currBucket.offset + ); + if (toRead < bucketSize) { + tmpSlice = tmpSlice.subarray(0, toRead); + currBucket.roffset += toRead; + } else { + toRemove++; + } + data.set(tmpSlice); + break; + } else { + var tmpSlice = currBucket.buffer.subarray( + currBucket.roffset, + currBucket.offset + ); + data.set(tmpSlice); + data = data.subarray(tmpSlice.byteLength); + toRead -= tmpSlice.byteLength; + toRemove++; + } + } + if (toRemove && toRemove == pipe.buckets.length) { + // Do not generate excessive garbage in use cases such as + // write several bytes, read everything, write several bytes, read everything... + toRemove--; + pipe.buckets[toRemove].offset = 0; + pipe.buckets[toRemove].roffset = 0; + } + pipe.buckets.splice(0, toRemove); + return totalRead; + }, + write(stream, buffer, offset, length, position) { + /* ignored */ var pipe = stream.node.pipe; + var data = buffer.subarray(offset, offset + length); + var dataLen = data.byteLength; + if (dataLen <= 0) { + return 0; + } + var currBucket = null; + if (pipe.buckets.length == 0) { + currBucket = { + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: 0, + roffset: 0, + }; + pipe.buckets.push(currBucket); + } else { + currBucket = pipe.buckets[pipe.buckets.length - 1]; + } + assert(currBucket.offset <= PIPEFS.BUCKET_BUFFER_SIZE); + var freeBytesInCurrBuffer = + PIPEFS.BUCKET_BUFFER_SIZE - currBucket.offset; + if (freeBytesInCurrBuffer >= dataLen) { + currBucket.buffer.set(data, currBucket.offset); + currBucket.offset += dataLen; + return dataLen; + } else if (freeBytesInCurrBuffer > 0) { + currBucket.buffer.set( + data.subarray(0, freeBytesInCurrBuffer), + currBucket.offset + ); + currBucket.offset += freeBytesInCurrBuffer; + data = data.subarray( + freeBytesInCurrBuffer, + data.byteLength + ); + } + var numBuckets = + (data.byteLength / PIPEFS.BUCKET_BUFFER_SIZE) | 0; + var remElements = data.byteLength % PIPEFS.BUCKET_BUFFER_SIZE; + for (var i = 0; i < numBuckets; i++) { + var newBucket = { + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: PIPEFS.BUCKET_BUFFER_SIZE, + roffset: 0, + }; + pipe.buckets.push(newBucket); + newBucket.buffer.set( + data.subarray(0, PIPEFS.BUCKET_BUFFER_SIZE) + ); + data = data.subarray( + PIPEFS.BUCKET_BUFFER_SIZE, + data.byteLength + ); + } + if (remElements > 0) { + var newBucket = { + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: data.byteLength, + roffset: 0, + }; + pipe.buckets.push(newBucket); + newBucket.buffer.set(data); + } + return dataLen; + }, + close(stream) { + var pipe = stream.node.pipe; + pipe.refcnt--; + if (pipe.refcnt === 0) { + pipe.buckets = null; + } + }, + }, + nextname() { + if (!PIPEFS.nextname.current) { + PIPEFS.nextname.current = 0; + } + return 'pipe[' + PIPEFS.nextname.current++ + ']'; + }, + }; + + function ___syscall_pipe(fdPtr) { + try { + if (fdPtr == 0) { + throw new FS.ErrnoError(21); + } + var res = PIPEFS.createPipe(); + HEAP32[fdPtr >> 2] = res.readable_fd; + HEAP32[(fdPtr + 4) >> 2] = res.writable_fd; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_poll(fds, nfds, timeout) { + try { + var nonzero = 0; + for (var i = 0; i < nfds; i++) { + var pollfd = fds + 8 * i; + var fd = HEAP32[pollfd >> 2]; + var events = HEAP16[(pollfd + 4) >> 1]; + var mask = 32; + var stream = FS.getStream(fd); + if (stream) { + mask = SYSCALLS.DEFAULT_POLLMASK; + if (stream.stream_ops?.poll) { + mask = stream.stream_ops.poll(stream, -1); + } + } + mask &= events | 8 | 16; + if (mask) nonzero++; + HEAP16[(pollfd + 6) >> 1] = mask; + } + return nonzero; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_readlinkat(dirfd, path, buf, bufsize) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + if (bufsize <= 0) return -28; + var ret = FS.readlink(path); + var len = Math.min(bufsize, lengthBytesUTF8(ret)); + var endChar = HEAP8[buf + len]; + stringToUTF8(ret, buf, bufsize + 1); + // readlink is one of the rare functions that write out a C string, but does never append a null to the output buffer(!) + // stringToUTF8() always appends a null byte, so restore the character under the null byte after the write. + HEAP8[buf + len] = endChar; + return len; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_recvfrom(fd, buf, len, flags, addr, addrlen) { + try { + var sock = getSocketFromFD(fd); + var msg = sock.sock_ops.recvmsg( + sock, + len, + typeof flags !== 'undefined' ? flags : 0 + ); + if (!msg) return 0; + // socket is closed + if (addr) { + var errno = writeSockaddr( + addr, + sock.family, + DNS.lookup_name(msg.addr), + msg.port, + addrlen + ); + } + HEAPU8.set(msg.buffer, buf); + return msg.buffer.byteLength; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_renameat(olddirfd, oldpath, newdirfd, newpath) { + try { + oldpath = SYSCALLS.getStr(oldpath); + newpath = SYSCALLS.getStr(newpath); + oldpath = SYSCALLS.calculateAt(olddirfd, oldpath); + newpath = SYSCALLS.calculateAt(newdirfd, newpath); + FS.rename(oldpath, newpath); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_rmdir(path) { + try { + path = SYSCALLS.getStr(path); + FS.rmdir(path); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_sendto(fd, message, length, flags, addr, addr_len) { + try { + var sock = getSocketFromFD(fd); + if (!addr) { + // send, no address provided + return FS.write(sock.stream, HEAP8, message, length); + } + var dest = getSocketAddress(addr, addr_len); + // sendto an address + return sock.sock_ops.sendmsg( + sock, + HEAP8, + message, + length, + dest.addr, + dest.port + ); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_socket(domain, type, protocol) { + try { + var sock = SOCKFS.createSocket(domain, type, protocol); + return sock.stream.fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_stat64(path, buf) { + try { + path = SYSCALLS.getStr(path); + return SYSCALLS.doStat(FS.stat, path, buf); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_statfs64(path, size, buf) { + try { + var stats = FS.statfs(SYSCALLS.getStr(path)); + HEAP32[(buf + 4) >> 2] = stats.bsize; + HEAP32[(buf + 40) >> 2] = stats.bsize; + HEAP32[(buf + 8) >> 2] = stats.blocks; + HEAP32[(buf + 12) >> 2] = stats.bfree; + HEAP32[(buf + 16) >> 2] = stats.bavail; + HEAP32[(buf + 20) >> 2] = stats.files; + HEAP32[(buf + 24) >> 2] = stats.ffree; + HEAP32[(buf + 28) >> 2] = stats.fsid; + HEAP32[(buf + 44) >> 2] = stats.flags; + // ST_NOSUID + HEAP32[(buf + 36) >> 2] = stats.namelen; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_symlinkat(target, dirfd, linkpath) { + try { + target = SYSCALLS.getStr(target); + linkpath = SYSCALLS.getStr(linkpath); + linkpath = SYSCALLS.calculateAt(dirfd, linkpath); + FS.symlink(target, linkpath); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_unlinkat(dirfd, path, flags) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + if (flags === 0) { + FS.unlink(path); + } else if (flags === 512) { + FS.rmdir(path); + } else { + abort('Invalid flags passed to unlinkat'); + } + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var readI53FromI64 = (ptr) => + HEAPU32[ptr >> 2] + HEAP32[(ptr + 4) >> 2] * 4294967296; + + function ___syscall_utimensat(dirfd, path, times, flags) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path, true); + var now = Date.now(), + atime, + mtime; + if (!times) { + atime = now; + mtime = now; + } else { + var seconds = readI53FromI64(times); + var nanoseconds = HEAP32[(times + 8) >> 2]; + if (nanoseconds == 1073741823) { + atime = now; + } else if (nanoseconds == 1073741822) { + atime = null; + } else { + atime = seconds * 1e3 + nanoseconds / (1e3 * 1e3); + } + times += 16; + seconds = readI53FromI64(times); + nanoseconds = HEAP32[(times + 8) >> 2]; + if (nanoseconds == 1073741823) { + mtime = now; + } else if (nanoseconds == 1073741822) { + mtime = null; + } else { + mtime = seconds * 1e3 + nanoseconds / (1e3 * 1e3); + } + } + // null here means UTIME_OMIT was passed. If both were set to UTIME_OMIT then + // we can skip the call completely. + if ((mtime ?? atime) !== null) { + FS.utime(path, atime, mtime); + } + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var __abort_js = () => abort(''); + + var __emscripten_lookup_name = (name) => { + // uint32_t _emscripten_lookup_name(const char *name); + var nameString = UTF8ToString(name); + return inetPton4(DNS.lookup_name(nameString)); + }; + + var __emscripten_memcpy_js = (dest, src, num) => + HEAPU8.copyWithin(dest, src, src + num); + + var runtimeKeepaliveCounter = 0; + + var __emscripten_runtime_keepalive_clear = () => { + noExitRuntime = false; + runtimeKeepaliveCounter = 0; + }; + + function __gmtime_js(time_low, time_high, tmPtr) { + var time = convertI32PairToI53Checked(time_low, time_high); + var date = new Date(time * 1e3); + HEAP32[tmPtr >> 2] = date.getUTCSeconds(); + HEAP32[(tmPtr + 4) >> 2] = date.getUTCMinutes(); + HEAP32[(tmPtr + 8) >> 2] = date.getUTCHours(); + HEAP32[(tmPtr + 12) >> 2] = date.getUTCDate(); + HEAP32[(tmPtr + 16) >> 2] = date.getUTCMonth(); + HEAP32[(tmPtr + 20) >> 2] = date.getUTCFullYear() - 1900; + HEAP32[(tmPtr + 24) >> 2] = date.getUTCDay(); + var start = Date.UTC(date.getUTCFullYear(), 0, 1, 0, 0, 0, 0); + var yday = ((date.getTime() - start) / (1e3 * 60 * 60 * 24)) | 0; + HEAP32[(tmPtr + 28) >> 2] = yday; + } + + var isLeapYear = (year) => + year % 4 === 0 && (year % 100 !== 0 || year % 400 === 0); + + var MONTH_DAYS_LEAP_CUMULATIVE = [ + 0, 31, 60, 91, 121, 152, 182, 213, 244, 274, 305, 335, + ]; + + var MONTH_DAYS_REGULAR_CUMULATIVE = [ + 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334, + ]; + + var ydayFromDate = (date) => { + var leap = isLeapYear(date.getFullYear()); + var monthDaysCumulative = leap + ? MONTH_DAYS_LEAP_CUMULATIVE + : MONTH_DAYS_REGULAR_CUMULATIVE; + var yday = monthDaysCumulative[date.getMonth()] + date.getDate() - 1; + // -1 since it's days since Jan 1 + return yday; + }; + + function __localtime_js(time_low, time_high, tmPtr) { + var time = convertI32PairToI53Checked(time_low, time_high); + var date = new Date(time * 1e3); + HEAP32[tmPtr >> 2] = date.getSeconds(); + HEAP32[(tmPtr + 4) >> 2] = date.getMinutes(); + HEAP32[(tmPtr + 8) >> 2] = date.getHours(); + HEAP32[(tmPtr + 12) >> 2] = date.getDate(); + HEAP32[(tmPtr + 16) >> 2] = date.getMonth(); + HEAP32[(tmPtr + 20) >> 2] = date.getFullYear() - 1900; + HEAP32[(tmPtr + 24) >> 2] = date.getDay(); + var yday = ydayFromDate(date) | 0; + HEAP32[(tmPtr + 28) >> 2] = yday; + HEAP32[(tmPtr + 36) >> 2] = -(date.getTimezoneOffset() * 60); + // Attention: DST is in December in South, and some regions don't have DST at all. + var start = new Date(date.getFullYear(), 0, 1); + var summerOffset = new Date( + date.getFullYear(), + 6, + 1 + ).getTimezoneOffset(); + var winterOffset = start.getTimezoneOffset(); + var dst = + (summerOffset != winterOffset && + date.getTimezoneOffset() == + Math.min(winterOffset, summerOffset)) | 0; + HEAP32[(tmPtr + 32) >> 2] = dst; + } + + /** @suppress {duplicate } */ var setTempRet0 = (val) => + __emscripten_tempret_set(val); + + var __mktime_js = function (tmPtr) { + var ret = (() => { + var date = new Date( + HEAP32[(tmPtr + 20) >> 2] + 1900, + HEAP32[(tmPtr + 16) >> 2], + HEAP32[(tmPtr + 12) >> 2], + HEAP32[(tmPtr + 8) >> 2], + HEAP32[(tmPtr + 4) >> 2], + HEAP32[tmPtr >> 2], + 0 + ); + // There's an ambiguous hour when the time goes back; the tm_isdst field is + // used to disambiguate it. Date() basically guesses, so we fix it up if it + // guessed wrong, or fill in tm_isdst with the guess if it's -1. + var dst = HEAP32[(tmPtr + 32) >> 2]; + var guessedOffset = date.getTimezoneOffset(); + var start = new Date(date.getFullYear(), 0, 1); + var summerOffset = new Date( + date.getFullYear(), + 6, + 1 + ).getTimezoneOffset(); + var winterOffset = start.getTimezoneOffset(); + var dstOffset = Math.min(winterOffset, summerOffset); + // DST is in December in South + if (dst < 0) { + // Attention: some regions don't have DST at all. + HEAP32[(tmPtr + 32) >> 2] = Number( + summerOffset != winterOffset && dstOffset == guessedOffset + ); + } else if (dst > 0 != (dstOffset == guessedOffset)) { + var nonDstOffset = Math.max(winterOffset, summerOffset); + var trueOffset = dst > 0 ? dstOffset : nonDstOffset; + // Don't try setMinutes(date.getMinutes() + ...) -- it's messed up. + date.setTime( + date.getTime() + (trueOffset - guessedOffset) * 6e4 + ); + } + HEAP32[(tmPtr + 24) >> 2] = date.getDay(); + var yday = ydayFromDate(date) | 0; + HEAP32[(tmPtr + 28) >> 2] = yday; + // To match expected behavior, update fields from date + HEAP32[tmPtr >> 2] = date.getSeconds(); + HEAP32[(tmPtr + 4) >> 2] = date.getMinutes(); + HEAP32[(tmPtr + 8) >> 2] = date.getHours(); + HEAP32[(tmPtr + 12) >> 2] = date.getDate(); + HEAP32[(tmPtr + 16) >> 2] = date.getMonth(); + HEAP32[(tmPtr + 20) >> 2] = date.getYear(); + var timeMs = date.getTime(); + if (isNaN(timeMs)) { + return -1; + } + // Return time in microseconds + return timeMs / 1e3; + })(); + return ( + setTempRet0( + ((tempDouble = ret), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0) + ), + ret >>> 0 + ); + }; + + function __mmap_js( + len, + prot, + flags, + fd, + offset_low, + offset_high, + allocated, + addr + ) { + var offset = convertI32PairToI53Checked(offset_low, offset_high); + try { + if (isNaN(offset)) return 61; + var stream = SYSCALLS.getStreamFromFD(fd); + var res = FS.mmap(stream, len, offset, prot, flags); + var ptr = res.ptr; + HEAP32[allocated >> 2] = res.allocated; + HEAPU32[addr >> 2] = ptr; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function __munmap_js(addr, len, prot, flags, fd, offset_low, offset_high) { + var offset = convertI32PairToI53Checked(offset_low, offset_high); + try { + var stream = SYSCALLS.getStreamFromFD(fd); + if (prot & 2) { + SYSCALLS.doMsync(addr, stream, len, flags, offset); + } + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var timers = {}; + + var handleException = (e) => { + // Certain exception types we do not treat as errors since they are used for + // internal control flow. + // 1. ExitStatus, which is thrown by exit() + // 2. "unwind", which is thrown by emscripten_unwind_to_js_event_loop() and others + // that wish to return to JS event loop. + if (e instanceof ExitStatus || e == 'unwind') { + return EXITSTATUS; + } + quit_(1, e); + }; + + var keepRuntimeAlive = () => noExitRuntime || runtimeKeepaliveCounter > 0; + + var _proc_exit = (code) => { + EXITSTATUS = code; + if (!keepRuntimeAlive()) { + Module['onExit']?.(code); + ABORT = true; + } + quit_(code, new ExitStatus(code)); + }; + + /** @suppress {duplicate } */ /** @param {boolean|number=} implicit */ var exitJS = + (status, implicit) => { + EXITSTATUS = status; + if (!keepRuntimeAlive()) { + exitRuntime(); + } + _proc_exit(status); + }; + + var _exit = exitJS; + + Module['_exit'] = _exit; + + var maybeExit = () => { + if (runtimeExited) { + return; + } + if (!keepRuntimeAlive()) { + try { + _exit(EXITSTATUS); + } catch (e) { + handleException(e); + } + } + }; + + var callUserCallback = (func) => { + if (runtimeExited || ABORT) { + return; + } + try { + func(); + maybeExit(); + } catch (e) { + handleException(e); + } + }; + + var _emscripten_get_now = () => performance.now(); + + var __setitimer_js = (which, timeout_ms) => { + // First, clear any existing timer. + if (timers[which]) { + clearTimeout(timers[which].id); + delete timers[which]; + } + // A timeout of zero simply cancels the current timeout so we have nothing + // more to do. + if (!timeout_ms) return 0; + var id = setTimeout(() => { + delete timers[which]; + callUserCallback(() => + __emscripten_timeout(which, _emscripten_get_now()) + ); + }, timeout_ms); + timers[which] = { + id, + timeout_ms, + }; + return 0; + }; + + var __tzset_js = (timezone, daylight, std_name, dst_name) => { + // TODO: Use (malleable) environment variables instead of system settings. + var currentYear = new Date().getFullYear(); + var winter = new Date(currentYear, 0, 1); + var summer = new Date(currentYear, 6, 1); + var winterOffset = winter.getTimezoneOffset(); + var summerOffset = summer.getTimezoneOffset(); + // Local standard timezone offset. Local standard time is not adjusted for + // daylight savings. This code uses the fact that getTimezoneOffset returns + // a greater value during Standard Time versus Daylight Saving Time (DST). + // Thus it determines the expected output during Standard Time, and it + // compares whether the output of the given date the same (Standard) or less + // (DST). + var stdTimezoneOffset = Math.max(winterOffset, summerOffset); + // timezone is specified as seconds west of UTC ("The external variable + // `timezone` shall be set to the difference, in seconds, between + // Coordinated Universal Time (UTC) and local standard time."), the same + // as returned by stdTimezoneOffset. + // See http://pubs.opengroup.org/onlinepubs/009695399/functions/tzset.html + HEAPU32[timezone >> 2] = stdTimezoneOffset * 60; + HEAP32[daylight >> 2] = Number(winterOffset != summerOffset); + var extractZone = (timezoneOffset) => { + // Why inverse sign? + // Read here https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Date/getTimezoneOffset + var sign = timezoneOffset >= 0 ? '-' : '+'; + var absOffset = Math.abs(timezoneOffset); + var hours = String(Math.floor(absOffset / 60)).padStart(2, '0'); + var minutes = String(absOffset % 60).padStart(2, '0'); + return `UTC${sign}${hours}${minutes}`; + }; + var winterName = extractZone(winterOffset); + var summerName = extractZone(summerOffset); + if (summerOffset < winterOffset) { + // Northern hemisphere + stringToUTF8(winterName, std_name, 17); + stringToUTF8(summerName, dst_name, 17); + } else { + stringToUTF8(winterName, dst_name, 17); + stringToUTF8(summerName, std_name, 17); + } + }; + + var _emscripten_date_now = () => Date.now(); + + var nowIsMonotonic = 1; + + var checkWasiClock = (clock_id) => clock_id >= 0 && clock_id <= 3; + + function _clock_time_get( + clk_id, + ignored_precision_low, + ignored_precision_high, + ptime + ) { + var ignored_precision = convertI32PairToI53Checked( + ignored_precision_low, + ignored_precision_high + ); + if (!checkWasiClock(clk_id)) { + return 28; + } + var now; + // all wasi clocks but realtime are monotonic + if (clk_id === 0) { + now = _emscripten_date_now(); + } else if (nowIsMonotonic) { + now = _emscripten_get_now(); + } else { + return 52; + } + // "now" is in ms, and wasi times are in ns. + var nsec = Math.round(now * 1e3 * 1e3); + (tempI64 = [ + nsec >>> 0, + ((tempDouble = nsec), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[ptime >> 2] = tempI64[0]), + (HEAP32[(ptime + 4) >> 2] = tempI64[1]); + return 0; + } + + var getHeapMax = () => + // Stay one Wasm page short of 4GB: while e.g. Chrome is able to allocate + // full 4GB Wasm memories, the size will wrap back to 0 bytes in Wasm side + // for any code that deals with heap sizes, which would require special + // casing all heap size related code to treat 0 specially. + 2147483648; + + var _emscripten_get_heap_max = () => getHeapMax(); + + var growMemory = (size) => { + var b = wasmMemory.buffer; + var pages = ((size - b.byteLength + 65535) / 65536) | 0; + try { + // round size grow request up to wasm page size (fixed 64KB per spec) + wasmMemory.grow(pages); + // .grow() takes a delta compared to the previous size + updateMemoryViews(); + return 1; + } /*success*/ catch (e) {} + }; + + // implicit 0 return to save code size (caller will cast "undefined" into 0 + // anyhow) + var _emscripten_resize_heap = (requestedSize) => { + var oldSize = HEAPU8.length; + // With CAN_ADDRESS_2GB or MEMORY64, pointers are already unsigned. + requestedSize >>>= 0; + // With multithreaded builds, races can happen (another thread might increase the size + // in between), so return a failure, and let the caller retry. + // Memory resize rules: + // 1. Always increase heap size to at least the requested size, rounded up + // to next page multiple. + // 2a. If MEMORY_GROWTH_LINEAR_STEP == -1, excessively resize the heap + // geometrically: increase the heap size according to + // MEMORY_GROWTH_GEOMETRIC_STEP factor (default +20%), At most + // overreserve by MEMORY_GROWTH_GEOMETRIC_CAP bytes (default 96MB). + // 2b. If MEMORY_GROWTH_LINEAR_STEP != -1, excessively resize the heap + // linearly: increase the heap size by at least + // MEMORY_GROWTH_LINEAR_STEP bytes. + // 3. Max size for the heap is capped at 2048MB-WASM_PAGE_SIZE, or by + // MAXIMUM_MEMORY, or by ASAN limit, depending on which is smallest + // 4. If we were unable to allocate as much memory, it may be due to + // over-eager decision to excessively reserve due to (3) above. + // Hence if an allocation fails, cut down on the amount of excess + // growth, in an attempt to succeed to perform a smaller allocation. + // A limit is set for how much we can grow. We should not exceed that + // (the wasm binary specifies it, so if we tried, we'd fail anyhow). + var maxHeapSize = getHeapMax(); + if (requestedSize > maxHeapSize) { + return false; + } + // Loop through potential heap size increases. If we attempt a too eager + // reservation that fails, cut down on the attempted size and reserve a + // smaller bump instead. (max 3 times, chosen somewhat arbitrarily) + for (var cutDown = 1; cutDown <= 4; cutDown *= 2) { + var overGrownHeapSize = oldSize * (1 + 0.2 / cutDown); + // ensure geometric growth + // but limit overreserving (default to capping at +96MB overgrowth at most) + overGrownHeapSize = Math.min( + overGrownHeapSize, + requestedSize + 100663296 + ); + var newSize = Math.min( + maxHeapSize, + alignMemory(Math.max(requestedSize, overGrownHeapSize), 65536) + ); + var replacement = growMemory(newSize); + if (replacement) { + return true; + } + } + return false; + }; + + var runtimeKeepalivePush = () => { + runtimeKeepaliveCounter += 1; + }; + + var runtimeKeepalivePop = () => { + runtimeKeepaliveCounter -= 1; + }; + + /** @param {number=} timeout */ var safeSetTimeout = (func, timeout) => { + runtimeKeepalivePush(); + return setTimeout(() => { + runtimeKeepalivePop(); + callUserCallback(func); + }, timeout); + }; + + var _emscripten_sleep = (ms) => + Asyncify.handleSleep((wakeUp) => safeSetTimeout(wakeUp, ms)); + + Module['_emscripten_sleep'] = _emscripten_sleep; + + _emscripten_sleep.isAsync = true; + + var ENV = PHPLoader.ENV || {}; + + var getExecutableName = () => thisProgram || './this.program'; + + var getEnvStrings = () => { + if (!getEnvStrings.strings) { + // Default values. + // Browser language detection #8751 + var lang = + ( + (typeof navigator == 'object' && + navigator.languages && + navigator.languages[0]) || + 'C' + ).replace('-', '_') + '.UTF-8'; + var env = { + USER: 'web_user', + LOGNAME: 'web_user', + PATH: '/', + PWD: '/', + HOME: '/home/web_user', + LANG: lang, + _: getExecutableName(), + }; + // Apply the user-provided values, if any. + for (var x in ENV) { + // x is a key in ENV; if ENV[x] is undefined, that means it was + // explicitly set to be so. We allow user code to do that to + // force variables with default values to remain unset. + if (ENV[x] === undefined) delete env[x]; + else env[x] = ENV[x]; + } + var strings = []; + for (var x in env) { + strings.push(`${x}=${env[x]}`); + } + getEnvStrings.strings = strings; + } + return getEnvStrings.strings; + }; + + var stringToAscii = (str, buffer) => { + for (var i = 0; i < str.length; ++i) { + HEAP8[buffer++] = str.charCodeAt(i); + } + // Null-terminate the string + HEAP8[buffer] = 0; + }; + + var _environ_get = (__environ, environ_buf) => { + var bufSize = 0; + getEnvStrings().forEach((string, i) => { + var ptr = environ_buf + bufSize; + HEAPU32[(__environ + i * 4) >> 2] = ptr; + stringToAscii(string, ptr); + bufSize += string.length + 1; + }); + return 0; + }; + + var _environ_sizes_get = (penviron_count, penviron_buf_size) => { + var strings = getEnvStrings(); + HEAPU32[penviron_count >> 2] = strings.length; + var bufSize = 0; + strings.forEach((string) => (bufSize += string.length + 1)); + HEAPU32[penviron_buf_size >> 2] = bufSize; + return 0; + }; + + function _fd_close(fd) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + FS.close(stream); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + function _fd_fdstat_get(fd, pbuf) { + try { + var rightsBase = 0; + var rightsInheriting = 0; + var flags = 0; + { + var stream = SYSCALLS.getStreamFromFD(fd); + // All character devices are terminals (other things a Linux system would + // assume is a character device, like the mouse, we have special APIs for). + var type = stream.tty + ? 2 + : FS.isDir(stream.mode) + ? 3 + : FS.isLink(stream.mode) + ? 7 + : 4; + } + HEAP8[pbuf] = type; + HEAP16[(pbuf + 2) >> 1] = flags; + (tempI64 = [ + rightsBase >>> 0, + ((tempDouble = rightsBase), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(pbuf + 8) >> 2] = tempI64[0]), + (HEAP32[(pbuf + 12) >> 2] = tempI64[1]); + (tempI64 = [ + rightsInheriting >>> 0, + ((tempDouble = rightsInheriting), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(pbuf + 16) >> 2] = tempI64[0]), + (HEAP32[(pbuf + 20) >> 2] = tempI64[1]); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + /** @param {number=} offset */ var doReadv = ( + stream, + iov, + iovcnt, + offset + ) => { + var ret = 0; + for (var i = 0; i < iovcnt; i++) { + var ptr = HEAPU32[iov >> 2]; + var len = HEAPU32[(iov + 4) >> 2]; + iov += 8; + var curr = FS.read(stream, HEAP8, ptr, len, offset); + if (curr < 0) return -1; + ret += curr; + if (curr < len) break; + // nothing more to read + if (typeof offset != 'undefined') { + offset += curr; + } + } + return ret; + }; + + function _fd_read(fd, iov, iovcnt, pnum) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + var num = doReadv(stream, iov, iovcnt); + HEAPU32[pnum >> 2] = num; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + function _fd_seek(fd, offset_low, offset_high, whence, newOffset) { + var offset = convertI32PairToI53Checked(offset_low, offset_high); + try { + if (isNaN(offset)) return 61; + var stream = SYSCALLS.getStreamFromFD(fd); + FS.llseek(stream, offset, whence); + (tempI64 = [ + stream.position >>> 0, + ((tempDouble = stream.position), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[newOffset >> 2] = tempI64[0]), + (HEAP32[(newOffset + 4) >> 2] = tempI64[1]); + if (stream.getdents && offset === 0 && whence === 0) + stream.getdents = null; + // reset readdir state + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + var _fd_sync = function (fd) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + return Asyncify.handleSleep((wakeUp) => { + var mount = stream.node.mount; + if (!mount.type.syncfs) { + // We write directly to the file system, so there's nothing to do here. + wakeUp(0); + return; + } + mount.type.syncfs(mount, false, (err) => { + if (err) { + wakeUp(29); + return; + } + wakeUp(0); + }); + }); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + }; + + _fd_sync.isAsync = true; + + /** @param {number=} offset */ var doWritev = ( + stream, + iov, + iovcnt, + offset + ) => { + var ret = 0; + for (var i = 0; i < iovcnt; i++) { + var ptr = HEAPU32[iov >> 2]; + var len = HEAPU32[(iov + 4) >> 2]; + iov += 8; + var curr = FS.write(stream, HEAP8, ptr, len, offset); + if (curr < 0) return -1; + ret += curr; + if (curr < len) { + // No more space to write. + break; + } + if (typeof offset != 'undefined') { + offset += curr; + } + } + return ret; + }; + + function _fd_write(fd, iov, iovcnt, pnum) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + var num = doWritev(stream, iov, iovcnt); + HEAPU32[pnum >> 2] = num; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + var _getaddrinfo = (node, service, hint, out) => { + var addr = 0; + var port = 0; + var flags = 0; + var family = 0; + var type = 0; + var proto = 0; + var ai; + function allocaddrinfo(family, type, proto, canon, addr, port) { + var sa, salen, ai; + var errno; + salen = family === 10 ? 28 : 16; + addr = family === 10 ? inetNtop6(addr) : inetNtop4(addr); + sa = _malloc(salen); + errno = writeSockaddr(sa, family, addr, port); + assert(!errno); + ai = _malloc(32); + HEAP32[(ai + 4) >> 2] = family; + HEAP32[(ai + 8) >> 2] = type; + HEAP32[(ai + 12) >> 2] = proto; + HEAPU32[(ai + 24) >> 2] = canon; + HEAPU32[(ai + 20) >> 2] = sa; + if (family === 10) { + HEAP32[(ai + 16) >> 2] = 28; + } else { + HEAP32[(ai + 16) >> 2] = 16; + } + HEAP32[(ai + 28) >> 2] = 0; + return ai; + } + if (hint) { + flags = HEAP32[hint >> 2]; + family = HEAP32[(hint + 4) >> 2]; + type = HEAP32[(hint + 8) >> 2]; + proto = HEAP32[(hint + 12) >> 2]; + } + if (type && !proto) { + proto = type === 2 ? 17 : 6; + } + if (!type && proto) { + type = proto === 17 ? 2 : 1; + } + // If type or proto are set to zero in hints we should really be returning multiple addrinfo values, but for + // now default to a TCP STREAM socket so we can at least return a sensible addrinfo given NULL hints. + if (proto === 0) { + proto = 6; + } + if (type === 0) { + type = 1; + } + if (!node && !service) { + return -2; + } + if (flags & ~(1 | 2 | 4 | 1024 | 8 | 16 | 32)) { + return -1; + } + if (hint !== 0 && HEAP32[hint >> 2] & 2 && !node) { + return -1; + } + if (flags & 32) { + // TODO + return -2; + } + if (type !== 0 && type !== 1 && type !== 2) { + return -7; + } + if (family !== 0 && family !== 2 && family !== 10) { + return -6; + } + if (service) { + service = UTF8ToString(service); + port = parseInt(service, 10); + if (isNaN(port)) { + if (flags & 1024) { + return -2; + } + // TODO support resolving well-known service names from: + // http://www.iana.org/assignments/service-names-port-numbers/service-names-port-numbers.txt + return -8; + } + } + if (!node) { + if (family === 0) { + family = 2; + } + if ((flags & 1) === 0) { + if (family === 2) { + addr = _htonl(2130706433); + } else { + addr = [0, 0, 0, _htonl(1)]; + } + } + ai = allocaddrinfo(family, type, proto, null, addr, port); + HEAPU32[out >> 2] = ai; + return 0; + } + // try as a numeric address + node = UTF8ToString(node); + addr = inetPton4(node); + if (addr !== null) { + // incoming node is a valid ipv4 address + if (family === 0 || family === 2) { + family = 2; + } else if (family === 10 && flags & 8) { + addr = [0, 0, _htonl(65535), addr]; + family = 10; + } else { + return -2; + } + } else { + addr = inetPton6(node); + if (addr !== null) { + // incoming node is a valid ipv6 address + if (family === 0 || family === 10) { + family = 10; + } else { + return -2; + } + } + } + if (addr != null) { + ai = allocaddrinfo(family, type, proto, node, addr, port); + HEAPU32[out >> 2] = ai; + return 0; + } + if (flags & 4) { + return -2; + } + // try as a hostname + // resolve the hostname to a temporary fake address + node = DNS.lookup_name(node); + addr = inetPton4(node); + if (family === 0) { + family = 2; + } else if (family === 10) { + addr = [0, 0, _htonl(65535), addr]; + } + ai = allocaddrinfo(family, type, proto, null, addr, port); + HEAPU32[out >> 2] = ai; + return 0; + }; + + var _getnameinfo = (sa, salen, node, nodelen, serv, servlen, flags) => { + var info = readSockaddr(sa, salen); + if (info.errno) { + return -6; + } + var port = info.port; + var addr = info.addr; + var overflowed = false; + if (node && nodelen) { + var lookup; + if (flags & 1 || !(lookup = DNS.lookup_addr(addr))) { + if (flags & 8) { + return -2; + } + } else { + addr = lookup; + } + var numBytesWrittenExclNull = stringToUTF8(addr, node, nodelen); + if (numBytesWrittenExclNull + 1 >= nodelen) { + overflowed = true; + } + } + if (serv && servlen) { + port = '' + port; + var numBytesWrittenExclNull = stringToUTF8(port, serv, servlen); + if (numBytesWrittenExclNull + 1 >= servlen) { + overflowed = true; + } + } + if (overflowed) { + // Note: even when we overflow, getnameinfo() is specced to write out the truncated results. + return -12; + } + return 0; + }; + + var Protocols = { + list: [], + map: {}, + }; + + var _setprotoent = (stayopen) => { + // void setprotoent(int stayopen); + // Allocate and populate a protoent structure given a name, protocol number and array of aliases + function allocprotoent(name, proto, aliases) { + // write name into buffer + var nameBuf = _malloc(name.length + 1); + stringToAscii(name, nameBuf); + // write aliases into buffer + var j = 0; + var length = aliases.length; + var aliasListBuf = _malloc((length + 1) * 4); + // Use length + 1 so we have space for the terminating NULL ptr. + for (var i = 0; i < length; i++, j += 4) { + var alias = aliases[i]; + var aliasBuf = _malloc(alias.length + 1); + stringToAscii(alias, aliasBuf); + HEAPU32[(aliasListBuf + j) >> 2] = aliasBuf; + } + HEAPU32[(aliasListBuf + j) >> 2] = 0; + // Terminating NULL pointer. + // generate protoent + var pe = _malloc(12); + HEAPU32[pe >> 2] = nameBuf; + HEAPU32[(pe + 4) >> 2] = aliasListBuf; + HEAP32[(pe + 8) >> 2] = proto; + return pe; + } + // Populate the protocol 'database'. The entries are limited to tcp and udp, though it is fairly trivial + // to add extra entries from /etc/protocols if desired - though not sure if that'd actually be useful. + var list = Protocols.list; + var map = Protocols.map; + if (list.length === 0) { + var entry = allocprotoent('tcp', 6, ['TCP']); + list.push(entry); + map['tcp'] = map['6'] = entry; + entry = allocprotoent('udp', 17, ['UDP']); + list.push(entry); + map['udp'] = map['17'] = entry; + } + _setprotoent.index = 0; + }; + + var _getprotobyname = (name) => { + // struct protoent *getprotobyname(const char *); + name = UTF8ToString(name); + _setprotoent(true); + var result = Protocols.map[name]; + return result; + }; + + var _getprotobynumber = (number) => { + // struct protoent *getprotobynumber(int proto); + _setprotoent(true); + var result = Protocols.map[number]; + return result; + }; + + var stackAlloc = (sz) => __emscripten_stack_alloc(sz); + + /** @suppress {duplicate } */ var stringToUTF8OnStack = (str) => { + var size = lengthBytesUTF8(str) + 1; + var ret = stackAlloc(size); + stringToUTF8(str, ret, size); + return ret; + }; + + var allocateUTF8OnStack = stringToUTF8OnStack; + + var PHPWASM = { + init: function () { + // The /internal directory is required by the C module. It's where the + // stdout, stderr, and headers information are written for the JavaScript + // code to read later on. + FS.mkdir('/internal'); + // The files from the shared directory are shared between all the + // PHP processes managed by PHPProcessManager. + FS.mkdir('/internal/shared'); + // The files from the preload directory are preloaded using the + // auto_prepend_file php.ini directive. + FS.mkdir('/internal/shared/preload'); + PHPWASM.EventEmitter = ENVIRONMENT_IS_NODE + ? require('events').EventEmitter + : class EventEmitter { + constructor() { + this.listeners = {}; + } + emit(eventName, data) { + if (this.listeners[eventName]) { + this.listeners[eventName].forEach( + (callback) => { + callback(data); + } + ); + } + } + once(eventName, callback) { + const self = this; + function removedCallback() { + callback(...arguments); + self.removeListener(eventName, removedCallback); + } + this.on(eventName, removedCallback); + } + removeAllListeners(eventName) { + if (eventName) { + delete this.listeners[eventName]; + } else { + this.listeners = {}; + } + } + removeListener(eventName, callback) { + if (this.listeners[eventName]) { + const idx = + this.listeners[eventName].indexOf(callback); + if (idx !== -1) { + this.listeners[eventName].splice(idx, 1); + } + } + } + }; + PHPWASM.child_proc_by_fd = {}; + PHPWASM.child_proc_by_pid = {}; + PHPWASM.input_devices = {}; + }, + getAllWebSockets: function (sock) { + const webSockets = new Set(); + if (sock.server) { + sock.server.clients.forEach((ws) => { + webSockets.add(ws); + }); + } + for (const peer of PHPWASM.getAllPeers(sock)) { + webSockets.add(peer.socket); + } + return Array.from(webSockets); + }, + getAllPeers: function (sock) { + const peers = new Set(); + if (sock.server) { + sock.pending + .filter((pending) => pending.peers) + .forEach((pending) => { + for (const peer of Object.values(pending.peers)) { + peers.add(peer); + } + }); + } + if (sock.peers) { + for (const peer of Object.values(sock.peers)) { + peers.add(peer); + } + } + return Array.from(peers); + }, + awaitData: function (ws) { + return PHPWASM.awaitEvent(ws, 'message'); + }, + awaitConnection: function (ws) { + if (ws.OPEN === ws.readyState) { + return [Promise.resolve(), PHPWASM.noop]; + } + return PHPWASM.awaitEvent(ws, 'open'); + }, + awaitClose: function (ws) { + if ([ws.CLOSING, ws.CLOSED].includes(ws.readyState)) { + return [Promise.resolve(), PHPWASM.noop]; + } + return PHPWASM.awaitEvent(ws, 'close'); + }, + awaitError: function (ws) { + if ([ws.CLOSING, ws.CLOSED].includes(ws.readyState)) { + return [Promise.resolve(), PHPWASM.noop]; + } + return PHPWASM.awaitEvent(ws, 'error'); + }, + awaitEvent: function (ws, event) { + let resolve; + const listener = () => { + resolve(); + }; + const promise = new Promise(function (_resolve) { + resolve = _resolve; + ws.once(event, listener); + }); + const cancel = () => { + ws.removeListener(event, listener); + // Rejecting the promises bubbles up and kills the entire + // node process. Let's resolve them on the next tick instead + // to give the caller some space to unbind any handlers. + setTimeout(resolve); + }; + return [promise, cancel]; + }, + noop: function () {}, + spawnProcess: function (command, args, options) { + if (Module['spawnProcess']) { + const spawnedPromise = Module['spawnProcess']( + command, + args, + options + ); + return Promise.resolve(spawnedPromise).then(function (spawned) { + if (!spawned || !spawned.on) { + throw new Error( + 'spawnProcess() must return an EventEmitter but returned a different type.' + ); + } + return spawned; + }); + } + if (ENVIRONMENT_IS_NODE) { + return require('child_process').spawn(command, args, { + ...options, + shell: true, + stdio: ['pipe', 'pipe', 'pipe'], + timeout: 100, + }); + } + const e = new Error( + 'popen(), proc_open() etc. are unsupported in the browser. Call php.setSpawnHandler() ' + + 'and provide a callback to handle spawning processes, or disable a popen(), proc_open() ' + + 'and similar functions via php.ini.' + ); + e.code = 'SPAWN_UNSUPPORTED'; + throw e; + }, + shutdownSocket: function (socketd, how) { + // This implementation only supports websockets at the moment + const sock = getSocketFromFD(socketd); + const peer = Object.values(sock.peers)[0]; + if (!peer) { + return -1; + } + try { + peer.socket.close(); + SOCKFS.websocket_sock_ops.removePeer(sock, peer); + return 0; + } catch (e) { + console.log('Socket shutdown error', e); + return -1; + } + }, + }; + + function _js_create_input_device(deviceId) { + let dataBuffer = []; + let dataCallback; + const filename = 'proc_id_' + deviceId; + const device = FS.createDevice( + '/dev', + filename, + function () {}, + function (byte) { + try { + dataBuffer.push(byte); + if (dataCallback) { + dataCallback(new Uint8Array(dataBuffer)); + dataBuffer = []; + } + } catch (e) { + console.error(e); + throw e; + } + } + ); + const devicePath = '/dev/' + filename; + PHPWASM.input_devices[deviceId] = { + devicePath, + onData: function (cb) { + dataCallback = cb; + dataBuffer.forEach(function (data) { + cb(data); + }); + dataBuffer.length = 0; + }, + }; + return allocateUTF8OnStack(devicePath); + } + + function _js_open_process( + command, + argsPtr, + argsLength, + descriptorsPtr, + descriptorsLength, + cwdPtr, + cwdLength, + envPtr, + envLength + ) { + if (!command) { + return 1; + } + const cmdstr = UTF8ToString(command); + if (!cmdstr.length) { + return 0; + } + let argsArray = []; + if (argsLength) { + for (var i = 0; i < argsLength; i++) { + const charPointer = argsPtr + i * 4; + argsArray.push(UTF8ToString(HEAPU32[charPointer >> 2])); + } + } + const cwdstr = cwdPtr ? UTF8ToString(cwdPtr) : null; + let envObject = null; + if (envLength) { + envObject = {}; + for (var i = 0; i < envLength; i++) { + const envPointer = envPtr + i * 4; + const envEntry = UTF8ToString(HEAPU32[envPointer >> 2]); + const splitAt = envEntry.indexOf('='); + if (splitAt === -1) { + continue; + } + const key = envEntry.substring(0, splitAt); + const value = envEntry.substring(splitAt + 1); + envObject[key] = value; + } + } + var std = {}; + // Extracts an array of available descriptors that should be dispatched to streams. + // On the C side, the descriptors are expressed as `**int` so we must go read + // each of the `descriptorsLength` `*int` pointers and convert the associated data into + // a JavaScript object { descriptor : { child : fd, parent : fd } }. + for (var i = 0; i < descriptorsLength; i++) { + const descriptorPtr = HEAPU32[(descriptorsPtr + i * 4) >> 2]; + std[HEAPU32[descriptorPtr >> 2]] = { + child: HEAPU32[(descriptorPtr + 4) >> 2], + parent: HEAPU32[(descriptorPtr + 8) >> 2], + }; + } + return Asyncify.handleSleep(async (wakeUp) => { + let cp; + try { + const options = {}; + if (cwdstr !== null) { + options.cwd = cwdstr; + } + if (envObject !== null) { + options.env = envObject; + } + cp = PHPWASM.spawnProcess(cmdstr, argsArray, options); + if (cp instanceof Promise) { + cp = await cp; + } + } catch (e) { + if (e.code === 'SPAWN_UNSUPPORTED') { + wakeUp(1); + return; + } + console.error(e); + wakeUp(1); + throw e; + } + const ProcInfo = { + pid: cp.pid, + exited: false, + stdinFd: std[0]?.child, + stdinIsDevice: std[0]?.child in PHPWASM.input_devices, + stdoutChildFd: std[1]?.child, + stdoutParentFd: std[1]?.parent, + stderrChildFd: std[2]?.child, + stderrParentFd: std[2]?.parent, + stdout: new PHPWASM.EventEmitter(), + stderr: new PHPWASM.EventEmitter(), + }; + if (ProcInfo.stdoutChildFd) + PHPWASM.child_proc_by_fd[ProcInfo.stdoutChildFd] = ProcInfo; + if (ProcInfo.stderrChildFd) + PHPWASM.child_proc_by_fd[ProcInfo.stderrChildFd] = ProcInfo; + if (ProcInfo.stdoutParentFd) + PHPWASM.child_proc_by_fd[ProcInfo.stdoutParentFd] = ProcInfo; + if (ProcInfo.stderrParentFd) + PHPWASM.child_proc_by_fd[ProcInfo.stderrParentFd] = ProcInfo; + PHPWASM.child_proc_by_pid[ProcInfo.pid] = ProcInfo; + cp.on('exit', function (code) { + ProcInfo.exitCode = code; + ProcInfo.exited = true; + // Emit events for the wasm_poll_socket function. + ProcInfo.stdout.emit('data'); + ProcInfo.stderr.emit('data'); + }); + // Pass data from child process's stdout to PHP's end of the stdout pipe. + if (ProcInfo.stdoutChildFd) { + const stdoutStream = SYSCALLS.getStreamFromFD( + ProcInfo.stdoutChildFd + ); + let stdoutAt = 0; + cp.stdout.on('data', function (data) { + ProcInfo.stdout.emit('data', data); + stdoutStream.stream_ops.write( + stdoutStream, + data, + 0, + data.length, + stdoutAt + ); + stdoutAt += data.length; + }); + } + // Pass data from child process's stderr to PHP's end of the stdout pipe. + if (ProcInfo.stderrChildFd) { + const stderrStream = SYSCALLS.getStreamFromFD( + ProcInfo.stderrChildFd + ); + let stderrAt = 0; + cp.stderr.on('data', function (data) { + ProcInfo.stderr.emit('data', data); + stderrStream.stream_ops.write( + stderrStream, + data, + 0, + data.length, + stderrAt + ); + stderrAt += data.length; + }); + } + /** + * Wait until the child process has been spawned. + * Unfortunately there is no Node.js API to check whether + * the process has already been spawned. We can only listen + * to the 'spawn' event and if it has already been spawned, + * listen to the 'exit' event. + */ try { + await new Promise((resolve, reject) => { + cp.on('spawn', resolve); + cp.on('error', reject); + }); + } catch (e) { + console.error(e); + wakeUp(1); + return; + } + // Now we want to pass data from the STDIN source supplied by PHP + // to the child process. + // PHP will write STDIN data to a device. + if (ProcInfo.stdinIsDevice) { + // We use Emscripten devices as pipes. This is a bit of a hack + // but it works as we get a callback when the device is written to. + // Let's listen to anything it outputs and pass it to the child process. + PHPWASM.input_devices[ProcInfo.stdinFd].onData(function (data) { + if (!data) return; + if (typeof data === 'number') { + data = new Uint8Array([data]); + } + const dataStr = new TextDecoder('utf-8').decode(data); + cp.stdin.write(dataStr); + }); + wakeUp(ProcInfo.pid); + return; + } + if (ProcInfo.stdinFd) { + // PHP will write STDIN data to a file descriptor. + const stdinStream = SYSCALLS.getStreamFromFD(ProcInfo.stdinFd); + if (stdinStream.node) { + // Pipe the entire stdinStream to cp.stdin + const CHUNK_SIZE = 1024; + const buffer = new Uint8Array(CHUNK_SIZE); + let offset = 0; + while (true) { + const bytesRead = stdinStream.stream_ops.read( + stdinStream, + buffer, + 0, + CHUNK_SIZE, + offset + ); + if (bytesRead === null || bytesRead === 0) { + break; + } + try { + cp.stdin.write(buffer.subarray(0, bytesRead)); + } catch (e) { + console.error(e); + return 1; + } + if (bytesRead < CHUNK_SIZE) { + break; + } + offset += bytesRead; + } + wakeUp(ProcInfo.pid); + return; + } + } + wakeUp(ProcInfo.pid); + }); + } + + function _js_process_status(pid, exitCodePtr) { + if (!PHPWASM.child_proc_by_pid[pid]) { + return -1; + } + if (PHPWASM.child_proc_by_pid[pid].exited) { + HEAPU32[exitCodePtr >> 2] = PHPWASM.child_proc_by_pid[pid].exitCode; + return 1; + } + return 0; + } + + function _js_waitpid(pid, exitCodePtr) { + if (!PHPWASM.child_proc_by_pid[pid]) { + return -1; + } + return Asyncify.handleSleep((wakeUp) => { + const poll = function () { + if (PHPWASM.child_proc_by_pid[pid]?.exited) { + HEAPU32[exitCodePtr >> 2] = + PHPWASM.child_proc_by_pid[pid].exitCode; + wakeUp(pid); + } else { + setTimeout(poll, 50); + } + }; + poll(); + }); + } + + var arraySum = (array, index) => { + var sum = 0; + for (var i = 0; i <= index; sum += array[i++]) {} + // no-op + return sum; + }; + + var MONTH_DAYS_LEAP = [31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]; + + var MONTH_DAYS_REGULAR = [31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]; + + var addDays = (date, days) => { + var newDate = new Date(date.getTime()); + while (days > 0) { + var leap = isLeapYear(newDate.getFullYear()); + var currentMonth = newDate.getMonth(); + var daysInCurrentMonth = ( + leap ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR + )[currentMonth]; + if (days > daysInCurrentMonth - newDate.getDate()) { + // we spill over to next month + days -= daysInCurrentMonth - newDate.getDate() + 1; + newDate.setDate(1); + if (currentMonth < 11) { + newDate.setMonth(currentMonth + 1); + } else { + newDate.setMonth(0); + newDate.setFullYear(newDate.getFullYear() + 1); + } + } else { + // we stay in current month + newDate.setDate(newDate.getDate() + days); + return newDate; + } + } + return newDate; + }; + + var _strptime = (buf, format, tm) => { + // char *strptime(const char *restrict buf, const char *restrict format, struct tm *restrict tm); + // http://pubs.opengroup.org/onlinepubs/009695399/functions/strptime.html + var pattern = UTF8ToString(format); + // escape special characters + // TODO: not sure we really need to escape all of these in JS regexps + var SPECIAL_CHARS = '\\!@#$^&*()+=-[]/{}|:<>?,.'; + for (var i = 0, ii = SPECIAL_CHARS.length; i < ii; ++i) { + pattern = pattern.replace( + new RegExp('\\' + SPECIAL_CHARS[i], 'g'), + '\\' + SPECIAL_CHARS[i] + ); + } + // reduce number of matchers + var EQUIVALENT_MATCHERS = { + A: '%a', + B: '%b', + c: '%a %b %d %H:%M:%S %Y', + D: '%m\\/%d\\/%y', + e: '%d', + F: '%Y-%m-%d', + h: '%b', + R: '%H\\:%M', + r: '%I\\:%M\\:%S\\s%p', + T: '%H\\:%M\\:%S', + x: '%m\\/%d\\/(?:%y|%Y)', + X: '%H\\:%M\\:%S', + }; + // TODO: take care of locale + var DATE_PATTERNS = { + /* weekday name */ a: '(?:Sun(?:day)?)|(?:Mon(?:day)?)|(?:Tue(?:sday)?)|(?:Wed(?:nesday)?)|(?:Thu(?:rsday)?)|(?:Fri(?:day)?)|(?:Sat(?:urday)?)', + /* month name */ b: '(?:Jan(?:uary)?)|(?:Feb(?:ruary)?)|(?:Mar(?:ch)?)|(?:Apr(?:il)?)|May|(?:Jun(?:e)?)|(?:Jul(?:y)?)|(?:Aug(?:ust)?)|(?:Sep(?:tember)?)|(?:Oct(?:ober)?)|(?:Nov(?:ember)?)|(?:Dec(?:ember)?)', + /* century */ C: '\\d\\d', + /* day of month */ d: '0[1-9]|[1-9](?!\\d)|1\\d|2\\d|30|31', + /* hour (24hr) */ H: '\\d(?!\\d)|[0,1]\\d|20|21|22|23', + /* hour (12hr) */ I: '\\d(?!\\d)|0\\d|10|11|12', + /* day of year */ j: '00[1-9]|0?[1-9](?!\\d)|0?[1-9]\\d(?!\\d)|[1,2]\\d\\d|3[0-6]\\d', + /* month */ m: '0[1-9]|[1-9](?!\\d)|10|11|12', + /* minutes */ M: '0\\d|\\d(?!\\d)|[1-5]\\d', + /* whitespace */ n: ' ', + /* AM/PM */ p: 'AM|am|PM|pm|A\\.M\\.|a\\.m\\.|P\\.M\\.|p\\.m\\.', + /* seconds */ S: '0\\d|\\d(?!\\d)|[1-5]\\d|60', + /* week number */ U: '0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53', + /* week number */ W: '0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53', + /* weekday number */ w: '[0-6]', + /* 2-digit year */ y: '\\d\\d', + /* 4-digit year */ Y: '\\d\\d\\d\\d', + /* whitespace */ t: ' ', + /* time zone */ z: 'Z|(?:[\\+\\-]\\d\\d:?(?:\\d\\d)?)', + }; + var MONTH_NUMBERS = { + JAN: 0, + FEB: 1, + MAR: 2, + APR: 3, + MAY: 4, + JUN: 5, + JUL: 6, + AUG: 7, + SEP: 8, + OCT: 9, + NOV: 10, + DEC: 11, + }; + var DAY_NUMBERS_SUN_FIRST = { + SUN: 0, + MON: 1, + TUE: 2, + WED: 3, + THU: 4, + FRI: 5, + SAT: 6, + }; + var DAY_NUMBERS_MON_FIRST = { + MON: 0, + TUE: 1, + WED: 2, + THU: 3, + FRI: 4, + SAT: 5, + SUN: 6, + }; + var capture = []; + var pattern_out = pattern + .replace(/%(.)/g, (m, c) => EQUIVALENT_MATCHERS[c] || m) + .replace(/%(.)/g, (_, c) => { + let pat = DATE_PATTERNS[c]; + if (pat) { + capture.push(c); + return `(${pat})`; + } else { + return c; + } + }) + .replace( + // any number of space or tab characters match zero or more spaces + /\s+/g, + '\\s*' + ); + var matches = new RegExp('^' + pattern_out, 'i').exec( + UTF8ToString(buf) + ); + function initDate() { + function fixup(value, min, max) { + return typeof value != 'number' || isNaN(value) + ? min + : value >= min + ? value <= max + ? value + : max + : min; + } + return { + year: fixup(HEAP32[(tm + 20) >> 2] + 1900, 1970, 9999), + month: fixup(HEAP32[(tm + 16) >> 2], 0, 11), + day: fixup(HEAP32[(tm + 12) >> 2], 1, 31), + hour: fixup(HEAP32[(tm + 8) >> 2], 0, 23), + min: fixup(HEAP32[(tm + 4) >> 2], 0, 59), + sec: fixup(HEAP32[tm >> 2], 0, 59), + gmtoff: 0, + }; + } + if (matches) { + var date = initDate(); + var value; + var getMatch = (symbol) => { + var pos = capture.indexOf(symbol); + // check if symbol appears in regexp + if (pos >= 0) { + // return matched value or null (falsy!) for non-matches + return matches[pos + 1]; + } + return; + }; + // seconds + if ((value = getMatch('S'))) { + date.sec = jstoi_q(value); + } + // minutes + if ((value = getMatch('M'))) { + date.min = jstoi_q(value); + } + // hours + if ((value = getMatch('H'))) { + // 24h clock + date.hour = jstoi_q(value); + } else if ((value = getMatch('I'))) { + // AM/PM clock + var hour = jstoi_q(value); + if ((value = getMatch('p'))) { + hour += value.toUpperCase()[0] === 'P' ? 12 : 0; + } + date.hour = hour; + } + // year + if ((value = getMatch('Y'))) { + // parse from four-digit year + date.year = jstoi_q(value); + } else if ((value = getMatch('y'))) { + // parse from two-digit year... + var year = jstoi_q(value); + if ((value = getMatch('C'))) { + // ...and century + year += jstoi_q(value) * 100; + } else { + // ...and rule-of-thumb + year += year < 69 ? 2e3 : 1900; + } + date.year = year; + } + // month + if ((value = getMatch('m'))) { + // parse from month number + date.month = jstoi_q(value) - 1; + } else if ((value = getMatch('b'))) { + // parse from month name + date.month = + MONTH_NUMBERS[value.substring(0, 3).toUpperCase()] || 0; + } + // day + if ((value = getMatch('d'))) { + // get day of month directly + date.day = jstoi_q(value); + } else if ((value = getMatch('j'))) { + // get day of month from day of year ... + var day = jstoi_q(value); + var leapYear = isLeapYear(date.year); + for (var month = 0; month < 12; ++month) { + var daysUntilMonth = arraySum( + leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, + month - 1 + ); + if ( + day <= + daysUntilMonth + + (leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR)[ + month + ] + ) { + date.day = day - daysUntilMonth; + } + } + } else if ((value = getMatch('a'))) { + // get day of month from weekday ... + var weekDay = value.substring(0, 3).toUpperCase(); + if ((value = getMatch('U'))) { + // ... and week number (Sunday being first day of week) + // Week number of the year (Sunday as the first day of the week) as a decimal number [00,53]. + // All days in a new year preceding the first Sunday are considered to be in week 0. + var weekDayNumber = DAY_NUMBERS_SUN_FIRST[weekDay]; + var weekNumber = jstoi_q(value); + // January 1st + var janFirst = new Date(date.year, 0, 1); + var endDate; + if (janFirst.getDay() === 0) { + // Jan 1st is a Sunday, and, hence in the 1st CW + endDate = addDays( + janFirst, + weekDayNumber + 7 * (weekNumber - 1) + ); + } else { + // Jan 1st is not a Sunday, and, hence still in the 0th CW + endDate = addDays( + janFirst, + 7 - + janFirst.getDay() + + weekDayNumber + + 7 * (weekNumber - 1) + ); + } + date.day = endDate.getDate(); + date.month = endDate.getMonth(); + } else if ((value = getMatch('W'))) { + // ... and week number (Monday being first day of week) + // Week number of the year (Monday as the first day of the week) as a decimal number [00,53]. + // All days in a new year preceding the first Monday are considered to be in week 0. + var weekDayNumber = DAY_NUMBERS_MON_FIRST[weekDay]; + var weekNumber = jstoi_q(value); + // January 1st + var janFirst = new Date(date.year, 0, 1); + var endDate; + if (janFirst.getDay() === 1) { + // Jan 1st is a Monday, and, hence in the 1st CW + endDate = addDays( + janFirst, + weekDayNumber + 7 * (weekNumber - 1) + ); + } else { + // Jan 1st is not a Monday, and, hence still in the 0th CW + endDate = addDays( + janFirst, + 7 - + janFirst.getDay() + + 1 + + weekDayNumber + + 7 * (weekNumber - 1) + ); + } + date.day = endDate.getDate(); + date.month = endDate.getMonth(); + } + } + // time zone + if ((value = getMatch('z'))) { + // GMT offset as either 'Z' or +-HH:MM or +-HH or +-HHMM + if (value.toLowerCase() === 'z') { + date.gmtoff = 0; + } else { + var match = value.match(/^((?:\-|\+)\d\d):?(\d\d)?/); + date.gmtoff = match[1] * 3600; + if (match[2]) { + date.gmtoff += + date.gmtoff > 0 ? match[2] * 60 : -match[2] * 60; + } + } + } + /* tm_sec int seconds after the minute 0-61* tm_min int minutes after the hour 0-59 tm_hour int hours since midnight 0-23 @@ -6623,485 +8209,620 @@ var _strptime = (buf, format, tm) => { tm_yday int days since January 1 0-365 tm_isdst int Daylight Saving Time flag tm_gmtoff long offset from GMT (seconds) - */ var fullDate = new Date(date.year, date.month, date.day, date.hour, date.min, date.sec, 0); - HEAP32[((tm) >> 2)] = fullDate.getSeconds(); - HEAP32[(((tm) + (4)) >> 2)] = fullDate.getMinutes(); - HEAP32[(((tm) + (8)) >> 2)] = fullDate.getHours(); - HEAP32[(((tm) + (12)) >> 2)] = fullDate.getDate(); - HEAP32[(((tm) + (16)) >> 2)] = fullDate.getMonth(); - HEAP32[(((tm) + (20)) >> 2)] = fullDate.getFullYear() - 1900; - HEAP32[(((tm) + (24)) >> 2)] = fullDate.getDay(); - HEAP32[(((tm) + (28)) >> 2)] = arraySum(isLeapYear(fullDate.getFullYear()) ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, fullDate.getMonth() - 1) + fullDate.getDate() - 1; - HEAP32[(((tm) + (32)) >> 2)] = 0; - HEAP32[(((tm) + (36)) >> 2)] = date.gmtoff; - return buf + intArrayFromString(matches[0]).length - 1; - } - return 0; -}; - -function _wasm_close(socketd) { - return PHPWASM.shutdownSocket(socketd, 2); -} - -function _wasm_setsockopt(socketd, level, optionName, optionValuePtr, optionLen) { - const optionValue = HEAPU8[optionValuePtr]; - const SOL_SOCKET = 1; - const SO_KEEPALIVE = 9; - const IPPROTO_TCP = 6; - const TCP_NODELAY = 1; - const isSupported = (level === SOL_SOCKET && optionName === SO_KEEPALIVE) || (level === IPPROTO_TCP && optionName === TCP_NODELAY); - if (!isSupported) { - console.warn(`Unsupported socket option: ${level}, ${optionName}, ${optionValue}`); - return -1; - } - const ws = PHPWASM.getAllWebSockets(socketd)[0]; - if (!ws) { - return -1; - } - ws.setSocketOpt(level, optionName, optionValuePtr); - return 0; -} + */ var fullDate = new Date( + date.year, + date.month, + date.day, + date.hour, + date.min, + date.sec, + 0 + ); + HEAP32[tm >> 2] = fullDate.getSeconds(); + HEAP32[(tm + 4) >> 2] = fullDate.getMinutes(); + HEAP32[(tm + 8) >> 2] = fullDate.getHours(); + HEAP32[(tm + 12) >> 2] = fullDate.getDate(); + HEAP32[(tm + 16) >> 2] = fullDate.getMonth(); + HEAP32[(tm + 20) >> 2] = fullDate.getFullYear() - 1900; + HEAP32[(tm + 24) >> 2] = fullDate.getDay(); + HEAP32[(tm + 28) >> 2] = + arraySum( + isLeapYear(fullDate.getFullYear()) + ? MONTH_DAYS_LEAP + : MONTH_DAYS_REGULAR, + fullDate.getMonth() - 1 + ) + + fullDate.getDate() - + 1; + HEAP32[(tm + 32) >> 2] = 0; + HEAP32[(tm + 36) >> 2] = date.gmtoff; + // we need to convert the matched sequence into an integer array to take care of UTF-8 characters > 0x7F + // TODO: not sure that intArrayFromString handles all unicode characters correctly + return buf + intArrayFromString(matches[0]).length - 1; + } + return 0; + }; + + function _wasm_close(socketd) { + return PHPWASM.shutdownSocket(socketd, 2); + } + + function _wasm_setsockopt( + socketd, + level, + optionName, + optionValuePtr, + optionLen + ) { + const optionValue = HEAPU8[optionValuePtr]; + const SOL_SOCKET = 1; + const SO_KEEPALIVE = 9; + const IPPROTO_TCP = 6; + const TCP_NODELAY = 1; + const isSupported = + (level === SOL_SOCKET && optionName === SO_KEEPALIVE) || + (level === IPPROTO_TCP && optionName === TCP_NODELAY); + if (!isSupported) { + console.warn( + `Unsupported socket option: ${level}, ${optionName}, ${optionValue}` + ); + return -1; + } + const ws = PHPWASM.getAllWebSockets(socketd)[0]; + if (!ws) { + return -1; + } + ws.setSocketOpt(level, optionName, optionValuePtr); + return 0; + } + + var Asyncify = { + instrumentWasmImports(imports) { + var importPattern = + /^(js_open_process|js_waitpid|js_process_status|js_create_input_device|wasm_setsockopt|wasm_shutdown|wasm_close|invoke_.*|__asyncjs__.*)$/; + for (let [x, original] of Object.entries(imports)) { + if (typeof original == 'function') { + let isAsyncifyImport = + original.isAsync || importPattern.test(x); + // Wrap async imports with a suspending WebAssembly function. + if (isAsyncifyImport) { + imports[x] = original = new WebAssembly.Suspending( + original + ); + } + } + } + }, + instrumentWasmExports(exports) { + var exportPattern = + /^(wasm_sleep|wasm_read|emscripten_sleep|wasm_sapi_handle_request|wasm_sapi_request_shutdown|wasm_poll_socket|wrap_select|__wrap_select|select|php_pollfd_for|fflush|wasm_popen|wasm_read|wasm_php_exec|run_cli|main|__main_argc_argv)$/; + Asyncify.asyncExports = new Set(); + var ret = {}; + for (let [x, original] of Object.entries(exports)) { + if (typeof original == 'function') { + // Wrap all exports with a promising WebAssembly function. + let isAsyncifyExport = exportPattern.test(x); + if (isAsyncifyExport) { + Asyncify.asyncExports.add(original); + original = Asyncify.makeAsyncFunction(original); + } + ret[x] = (...args) => original(...args); + } else { + ret[x] = original; + } + } + return ret; + }, + asyncExports: null, + isAsyncExport(func) { + return Asyncify.asyncExports?.has(func); + }, + handleAsync: async (startAsync) => { + runtimeKeepalivePush(); + try { + return await startAsync(); + } finally { + runtimeKeepalivePop(); + } + }, + handleSleep(startAsync) { + return Asyncify.handleAsync(() => new Promise(startAsync)); + }, + makeAsyncFunction(original) { + return WebAssembly.promising(original); + }, + }; + + var getCFunc = (ident) => { + var func = Module['_' + ident]; + // closure exported function + return func; + }; + + var writeArrayToMemory = (array, buffer) => { + HEAP8.set(array, buffer); + }; + + var stackSave = () => _emscripten_stack_get_current(); + + var stackRestore = (val) => __emscripten_stack_restore(val); + + /** + * @param {string|null=} returnType + * @param {Array=} argTypes + * @param {Arguments|Array=} args + * @param {Object=} opts + */ var ccall = (ident, returnType, argTypes, args, opts) => { + // For fast lookup of conversion functions + var toC = { + string: (str) => { + var ret = 0; + if (str !== null && str !== undefined && str !== 0) { + // null string + ret = stringToUTF8OnStack(str); + } + return ret; + }, + array: (arr) => { + var ret = stackAlloc(arr.length); + writeArrayToMemory(arr, ret); + return ret; + }, + }; + function convertReturnValue(ret) { + if (returnType === 'string') { + return UTF8ToString(ret); + } + if (returnType === 'boolean') return Boolean(ret); + return ret; + } + var func = getCFunc(ident); + var cArgs = []; + var stack = 0; + if (args) { + for (var i = 0; i < args.length; i++) { + var converter = toC[argTypes[i]]; + if (converter) { + if (stack === 0) stack = stackSave(); + cArgs[i] = converter(args[i]); + } else { + cArgs[i] = args[i]; + } + } + } + var ret = func(...cArgs); + function onDone(ret) { + if (stack !== 0) stackRestore(stack); + return convertReturnValue(ret); + } + var asyncMode = opts?.async; + if (asyncMode) return ret.then(onDone); + ret = onDone(ret); + return ret; + }; + + var FS_createPath = FS.createPath; + + var FS_unlink = (path) => FS.unlink(path); + + var FS_createLazyFile = FS.createLazyFile; + + var FS_createDevice = FS.createDevice; + + FS.createPreloadedFile = FS_createPreloadedFile; + + FS.staticInit(); + + // Set module methods based on EXPORTED_RUNTIME_METHODS + Module['FS_createPath'] = FS.createPath; + + Module['FS_createDataFile'] = FS.createDataFile; + + Module['FS_createPreloadedFile'] = FS.createPreloadedFile; + + Module['FS_unlink'] = FS.unlink; + + Module['FS_createLazyFile'] = FS.createLazyFile; + + Module['FS_createDevice'] = FS.createDevice; + + // This error may happen quite a bit. To avoid overhead we reuse it (and + // suffer a lack of stack info). + MEMFS.doesNotExistError = new FS.ErrnoError(44); + + /** @suppress {checkTypes} */ MEMFS.doesNotExistError.stack = + ''; + + if (ENVIRONMENT_IS_NODE) { + NODEFS.staticInit(); + } + + PHPWASM.init(); + + var wasmImports = { + /** @export */ __assert_fail: ___assert_fail, + /** @export */ __asyncjs__js_fd_read, + /** @export */ __asyncjs__js_module_onMessage, + /** @export */ __asyncjs__js_popen_to_file, + /** @export */ __asyncjs__wasm_poll_socket, + /** @export */ __call_sighandler: ___call_sighandler, + /** @export */ __syscall_accept4: ___syscall_accept4, + /** @export */ __syscall_bind: ___syscall_bind, + /** @export */ __syscall_chdir: ___syscall_chdir, + /** @export */ __syscall_chmod: ___syscall_chmod, + /** @export */ __syscall_connect: ___syscall_connect, + /** @export */ __syscall_dup: ___syscall_dup, + /** @export */ __syscall_dup3: ___syscall_dup3, + /** @export */ __syscall_faccessat: ___syscall_faccessat, + /** @export */ __syscall_fchmod: ___syscall_fchmod, + /** @export */ __syscall_fchown32: ___syscall_fchown32, + /** @export */ __syscall_fchownat: ___syscall_fchownat, + /** @export */ __syscall_fcntl64: ___syscall_fcntl64, + /** @export */ __syscall_fstat64: ___syscall_fstat64, + /** @export */ __syscall_ftruncate64: ___syscall_ftruncate64, + /** @export */ __syscall_getcwd: ___syscall_getcwd, + /** @export */ __syscall_getdents64: ___syscall_getdents64, + /** @export */ __syscall_getpeername: ___syscall_getpeername, + /** @export */ __syscall_getsockname: ___syscall_getsockname, + /** @export */ __syscall_getsockopt: ___syscall_getsockopt, + /** @export */ __syscall_ioctl: ___syscall_ioctl, + /** @export */ __syscall_listen: ___syscall_listen, + /** @export */ __syscall_lstat64: ___syscall_lstat64, + /** @export */ __syscall_mkdirat: ___syscall_mkdirat, + /** @export */ __syscall_newfstatat: ___syscall_newfstatat, + /** @export */ __syscall_openat: ___syscall_openat, + /** @export */ __syscall_pipe: ___syscall_pipe, + /** @export */ __syscall_poll: ___syscall_poll, + /** @export */ __syscall_readlinkat: ___syscall_readlinkat, + /** @export */ __syscall_recvfrom: ___syscall_recvfrom, + /** @export */ __syscall_renameat: ___syscall_renameat, + /** @export */ __syscall_rmdir: ___syscall_rmdir, + /** @export */ __syscall_sendto: ___syscall_sendto, + /** @export */ __syscall_socket: ___syscall_socket, + /** @export */ __syscall_stat64: ___syscall_stat64, + /** @export */ __syscall_statfs64: ___syscall_statfs64, + /** @export */ __syscall_symlinkat: ___syscall_symlinkat, + /** @export */ __syscall_unlinkat: ___syscall_unlinkat, + /** @export */ __syscall_utimensat: ___syscall_utimensat, + /** @export */ _abort_js: __abort_js, + /** @export */ _emscripten_lookup_name: __emscripten_lookup_name, + /** @export */ _emscripten_memcpy_js: __emscripten_memcpy_js, + /** @export */ _emscripten_runtime_keepalive_clear: + __emscripten_runtime_keepalive_clear, + /** @export */ _gmtime_js: __gmtime_js, + /** @export */ _localtime_js: __localtime_js, + /** @export */ _mktime_js: __mktime_js, + /** @export */ _mmap_js: __mmap_js, + /** @export */ _munmap_js: __munmap_js, + /** @export */ _setitimer_js: __setitimer_js, + /** @export */ _tzset_js: __tzset_js, + /** @export */ clock_time_get: _clock_time_get, + /** @export */ emscripten_date_now: _emscripten_date_now, + /** @export */ emscripten_get_heap_max: _emscripten_get_heap_max, + /** @export */ emscripten_get_now: _emscripten_get_now, + /** @export */ emscripten_resize_heap: _emscripten_resize_heap, + /** @export */ emscripten_sleep: _emscripten_sleep, + /** @export */ environ_get: _environ_get, + /** @export */ environ_sizes_get: _environ_sizes_get, + /** @export */ exit: _exit, + /** @export */ fd_close: _fd_close, + /** @export */ fd_fdstat_get: _fd_fdstat_get, + /** @export */ fd_read: _fd_read, + /** @export */ fd_seek: _fd_seek, + /** @export */ fd_sync: _fd_sync, + /** @export */ fd_write: _fd_write, + /** @export */ getaddrinfo: _getaddrinfo, + /** @export */ getnameinfo: _getnameinfo, + /** @export */ getprotobyname: _getprotobyname, + /** @export */ getprotobynumber: _getprotobynumber, + /** @export */ js_create_input_device: _js_create_input_device, + /** @export */ js_open_process: _js_open_process, + /** @export */ js_process_status: _js_process_status, + /** @export */ js_waitpid: _js_waitpid, + /** @export */ proc_exit: _proc_exit, + /** @export */ strptime: _strptime, + /** @export */ wasm_close: _wasm_close, + /** @export */ wasm_setsockopt: _wasm_setsockopt, + }; + + var wasmExports; + + createWasm(); + + var ___wasm_call_ctors = () => + (___wasm_call_ctors = wasmExports['__wasm_call_ctors'])(); + + var _malloc = (a0) => (_malloc = wasmExports['malloc'])(a0); + + var _wasm_sleep = (Module['_wasm_sleep'] = (a0) => + (_wasm_sleep = Module['_wasm_sleep'] = wasmExports['wasm_sleep'])(a0)); + + var _ntohs = (a0) => (_ntohs = wasmExports['ntohs'])(a0); + + var _htons = (a0) => (_htons = wasmExports['htons'])(a0); + + var _htonl = (a0) => (_htonl = wasmExports['htonl'])(a0); + + var _wasm_read = (Module['_wasm_read'] = (a0, a1, a2) => + (_wasm_read = Module['_wasm_read'] = wasmExports['wasm_read'])( + a0, + a1, + a2 + )); + + var _fflush = (a0) => (_fflush = wasmExports['fflush'])(a0); + + var _wasm_popen = (Module['_wasm_popen'] = (a0, a1) => + (_wasm_popen = Module['_wasm_popen'] = wasmExports['wasm_popen'])( + a0, + a1 + )); + + var _wasm_php_exec = (Module['_wasm_php_exec'] = (a0, a1, a2, a3) => + (_wasm_php_exec = Module['_wasm_php_exec'] = + wasmExports['wasm_php_exec'])(a0, a1, a2, a3)); + + var _php_pollfd_for = (Module['_php_pollfd_for'] = (a0, a1, a2) => + (_php_pollfd_for = Module['_php_pollfd_for'] = + wasmExports['php_pollfd_for'])(a0, a1, a2)); + + var ___wrap_select = (Module['___wrap_select'] = (a0, a1, a2, a3, a4) => + (___wrap_select = Module['___wrap_select'] = + wasmExports['__wrap_select'])(a0, a1, a2, a3, a4)); + + var _wasm_add_cli_arg = (Module['_wasm_add_cli_arg'] = (a0) => + (_wasm_add_cli_arg = Module['_wasm_add_cli_arg'] = + wasmExports['wasm_add_cli_arg'])(a0)); + + var _run_cli = (Module['_run_cli'] = () => + (_run_cli = Module['_run_cli'] = wasmExports['run_cli'])()); + + var _wasm_set_sapi_name = (Module['_wasm_set_sapi_name'] = (a0) => + (_wasm_set_sapi_name = Module['_wasm_set_sapi_name'] = + wasmExports['wasm_set_sapi_name'])(a0)); + + var _wasm_set_phpini_path = (Module['_wasm_set_phpini_path'] = (a0) => + (_wasm_set_phpini_path = Module['_wasm_set_phpini_path'] = + wasmExports['wasm_set_phpini_path'])(a0)); + + var _wasm_add_SERVER_entry = (Module['_wasm_add_SERVER_entry'] = (a0, a1) => + (_wasm_add_SERVER_entry = Module['_wasm_add_SERVER_entry'] = + wasmExports['wasm_add_SERVER_entry'])(a0, a1)); + + var _wasm_add_ENV_entry = (Module['_wasm_add_ENV_entry'] = (a0, a1) => + (_wasm_add_ENV_entry = Module['_wasm_add_ENV_entry'] = + wasmExports['wasm_add_ENV_entry'])(a0, a1)); + + var _wasm_set_query_string = (Module['_wasm_set_query_string'] = (a0) => + (_wasm_set_query_string = Module['_wasm_set_query_string'] = + wasmExports['wasm_set_query_string'])(a0)); + + var _wasm_set_path_translated = (Module['_wasm_set_path_translated'] = ( + a0 + ) => + (_wasm_set_path_translated = Module['_wasm_set_path_translated'] = + wasmExports['wasm_set_path_translated'])(a0)); -var Asyncify = { - instrumentWasmImports(imports) { - var importPattern = /^(js_open_process|js_waitpid|js_process_status|js_create_input_device|wasm_setsockopt|wasm_shutdown|wasm_close|invoke_.*|__asyncjs__.*)$/; - for (let [x, original] of Object.entries(imports)) { - if (typeof original == "function") { - let isAsyncifyImport = original.isAsync || importPattern.test(x); - if (isAsyncifyImport) { - imports[x] = original = new WebAssembly.Suspending(original); - } - } - } - }, - instrumentWasmExports(exports) { - var exportPattern = /^(wasm_sleep|wasm_read|emscripten_sleep|wasm_sapi_handle_request|wasm_sapi_request_shutdown|wasm_poll_socket|wrap_select|__wrap_select|select|php_pollfd_for|fflush|wasm_popen|wasm_read|wasm_php_exec|run_cli|main|__main_argc_argv)$/; - Asyncify.asyncExports = new Set; - var ret = {}; - for (let [x, original] of Object.entries(exports)) { - if (typeof original == "function") { - let isAsyncifyExport = exportPattern.test(x); - if (isAsyncifyExport) { - Asyncify.asyncExports.add(original); - original = Asyncify.makeAsyncFunction(original); - } - ret[x] = (...args) => original(...args); - } else { - ret[x] = original; - } - } - return ret; - }, - asyncExports: null, - isAsyncExport(func) { - return Asyncify.asyncExports?.has(func); - }, - handleAsync: async startAsync => { - runtimeKeepalivePush(); - try { - return await startAsync(); - } finally { - runtimeKeepalivePop(); - } - }, - handleSleep(startAsync) { - return Asyncify.handleAsync(() => new Promise(startAsync)); - }, - makeAsyncFunction(original) { - return WebAssembly.promising(original); - } -}; - -var getCFunc = ident => { - var func = Module["_" + ident]; - return func; -}; - -var stackSave = () => _emscripten_stack_get_current(); - -var stackRestore = val => __emscripten_stack_restore(val); - -/** - * @param {string|null=} returnType - * @param {Array=} argTypes - * @param {Arguments|Array=} args - * @param {Object=} opts - */ var ccall = (ident, returnType, argTypes, args, opts) => { - var toC = { - "string": str => { - var ret = 0; - if (str !== null && str !== undefined && str !== 0) { - ret = stringToUTF8OnStack(str); - } - return ret; - }, - "array": arr => { - var ret = stackAlloc(arr.length); - writeArrayToMemory(arr, ret); - return ret; - } - }; - function convertReturnValue(ret) { - if (returnType === "string") { - return UTF8ToString(ret); - } - if (returnType === "boolean") return Boolean(ret); - return ret; - } - var func = getCFunc(ident); - var cArgs = []; - var stack = 0; - if (args) { - for (var i = 0; i < args.length; i++) { - var converter = toC[argTypes[i]]; - if (converter) { - if (stack === 0) stack = stackSave(); - cArgs[i] = converter(args[i]); - } else { - cArgs[i] = args[i]; - } - } - } - var ret = func(...cArgs); - function onDone(ret) { - if (stack !== 0) stackRestore(stack); - return convertReturnValue(ret); - } - var asyncMode = opts?.async; - if (asyncMode) return ret.then(onDone); - ret = onDone(ret); - return ret; -}; - -var FS_createPath = FS.createPath; - -var FS_unlink = path => FS.unlink(path); - -var FS_createLazyFile = FS.createLazyFile; - -var FS_createDevice = FS.createDevice; - -FS.createPreloadedFile = FS_createPreloadedFile; - -FS.staticInit(); - -Module["FS_createPath"] = FS.createPath; - -Module["FS_createDataFile"] = FS.createDataFile; - -Module["FS_createPreloadedFile"] = FS.createPreloadedFile; - -Module["FS_unlink"] = FS.unlink; - -Module["FS_createLazyFile"] = FS.createLazyFile; - -Module["FS_createDevice"] = FS.createDevice; - -if (ENVIRONMENT_IS_NODE) { - NODEFS.staticInit(); -} - -PHPWASM.init(); - -var wasmImports = { - /** @export */ __assert_fail: ___assert_fail, - /** @export */ __asyncjs__js_fd_read: __asyncjs__js_fd_read, - /** @export */ __asyncjs__js_module_onMessage: __asyncjs__js_module_onMessage, - /** @export */ __asyncjs__js_popen_to_file: __asyncjs__js_popen_to_file, - /** @export */ __asyncjs__wasm_poll_socket: __asyncjs__wasm_poll_socket, - /** @export */ __call_sighandler: ___call_sighandler, - /** @export */ __syscall_accept4: ___syscall_accept4, - /** @export */ __syscall_bind: ___syscall_bind, - /** @export */ __syscall_chdir: ___syscall_chdir, - /** @export */ __syscall_chmod: ___syscall_chmod, - /** @export */ __syscall_connect: ___syscall_connect, - /** @export */ __syscall_dup: ___syscall_dup, - /** @export */ __syscall_dup3: ___syscall_dup3, - /** @export */ __syscall_faccessat: ___syscall_faccessat, - /** @export */ __syscall_fchmod: ___syscall_fchmod, - /** @export */ __syscall_fchown32: ___syscall_fchown32, - /** @export */ __syscall_fchownat: ___syscall_fchownat, - /** @export */ __syscall_fcntl64: ___syscall_fcntl64, - /** @export */ __syscall_fstat64: ___syscall_fstat64, - /** @export */ __syscall_ftruncate64: ___syscall_ftruncate64, - /** @export */ __syscall_getcwd: ___syscall_getcwd, - /** @export */ __syscall_getdents64: ___syscall_getdents64, - /** @export */ __syscall_getpeername: ___syscall_getpeername, - /** @export */ __syscall_getsockname: ___syscall_getsockname, - /** @export */ __syscall_getsockopt: ___syscall_getsockopt, - /** @export */ __syscall_ioctl: ___syscall_ioctl, - /** @export */ __syscall_listen: ___syscall_listen, - /** @export */ __syscall_lstat64: ___syscall_lstat64, - /** @export */ __syscall_mkdirat: ___syscall_mkdirat, - /** @export */ __syscall_newfstatat: ___syscall_newfstatat, - /** @export */ __syscall_openat: ___syscall_openat, - /** @export */ __syscall_pipe: ___syscall_pipe, - /** @export */ __syscall_poll: ___syscall_poll, - /** @export */ __syscall_readlinkat: ___syscall_readlinkat, - /** @export */ __syscall_recvfrom: ___syscall_recvfrom, - /** @export */ __syscall_renameat: ___syscall_renameat, - /** @export */ __syscall_rmdir: ___syscall_rmdir, - /** @export */ __syscall_sendto: ___syscall_sendto, - /** @export */ __syscall_socket: ___syscall_socket, - /** @export */ __syscall_stat64: ___syscall_stat64, - /** @export */ __syscall_statfs64: ___syscall_statfs64, - /** @export */ __syscall_symlink: ___syscall_symlink, - /** @export */ __syscall_unlinkat: ___syscall_unlinkat, - /** @export */ __syscall_utimensat: ___syscall_utimensat, - /** @export */ _abort_js: __abort_js, - /** @export */ _emscripten_get_now_is_monotonic: __emscripten_get_now_is_monotonic, - /** @export */ _emscripten_lookup_name: __emscripten_lookup_name, - /** @export */ _emscripten_memcpy_js: __emscripten_memcpy_js, - /** @export */ _emscripten_runtime_keepalive_clear: __emscripten_runtime_keepalive_clear, - /** @export */ _gmtime_js: __gmtime_js, - /** @export */ _localtime_js: __localtime_js, - /** @export */ _mktime_js: __mktime_js, - /** @export */ _mmap_js: __mmap_js, - /** @export */ _munmap_js: __munmap_js, - /** @export */ _setitimer_js: __setitimer_js, - /** @export */ _tzset_js: __tzset_js, - /** @export */ emscripten_date_now: _emscripten_date_now, - /** @export */ emscripten_get_heap_max: _emscripten_get_heap_max, - /** @export */ emscripten_get_now: _emscripten_get_now, - /** @export */ emscripten_resize_heap: _emscripten_resize_heap, - /** @export */ emscripten_sleep: _emscripten_sleep, - /** @export */ environ_get: _environ_get, - /** @export */ environ_sizes_get: _environ_sizes_get, - /** @export */ exit: _exit, - /** @export */ fd_close: _fd_close, - /** @export */ fd_fdstat_get: _fd_fdstat_get, - /** @export */ fd_read: _fd_read, - /** @export */ fd_seek: _fd_seek, - /** @export */ fd_sync: _fd_sync, - /** @export */ fd_write: _fd_write, - /** @export */ getaddrinfo: _getaddrinfo, - /** @export */ getnameinfo: _getnameinfo, - /** @export */ getprotobyname: _getprotobyname, - /** @export */ getprotobynumber: _getprotobynumber, - /** @export */ js_create_input_device: _js_create_input_device, - /** @export */ js_open_process: _js_open_process, - /** @export */ js_process_status: _js_process_status, - /** @export */ js_waitpid: _js_waitpid, - /** @export */ proc_exit: _proc_exit, - /** @export */ strftime: _strftime, - /** @export */ strftime_l: _strftime_l, - /** @export */ strptime: _strptime, - /** @export */ wasm_close: _wasm_close, - /** @export */ wasm_setsockopt: _wasm_setsockopt -}; - -var wasmExports = createWasm(); - -var ___wasm_call_ctors = () => (___wasm_call_ctors = wasmExports["__wasm_call_ctors"])(); - -var _malloc = a0 => (_malloc = wasmExports["malloc"])(a0); - -var _wasm_sleep = Module["_wasm_sleep"] = a0 => (_wasm_sleep = Module["_wasm_sleep"] = wasmExports["wasm_sleep"])(a0); - -var _ntohs = a0 => (_ntohs = wasmExports["ntohs"])(a0); - -var _htons = a0 => (_htons = wasmExports["htons"])(a0); - -var _htonl = a0 => (_htonl = wasmExports["htonl"])(a0); - -var _wasm_read = Module["_wasm_read"] = (a0, a1, a2) => (_wasm_read = Module["_wasm_read"] = wasmExports["wasm_read"])(a0, a1, a2); - -var _fflush = a0 => (_fflush = wasmExports["fflush"])(a0); - -var _wasm_popen = Module["_wasm_popen"] = (a0, a1) => (_wasm_popen = Module["_wasm_popen"] = wasmExports["wasm_popen"])(a0, a1); - -var _wasm_php_exec = Module["_wasm_php_exec"] = (a0, a1, a2, a3) => (_wasm_php_exec = Module["_wasm_php_exec"] = wasmExports["wasm_php_exec"])(a0, a1, a2, a3); - -var _php_pollfd_for = Module["_php_pollfd_for"] = (a0, a1, a2) => (_php_pollfd_for = Module["_php_pollfd_for"] = wasmExports["php_pollfd_for"])(a0, a1, a2); - -var ___wrap_select = Module["___wrap_select"] = (a0, a1, a2, a3, a4) => (___wrap_select = Module["___wrap_select"] = wasmExports["__wrap_select"])(a0, a1, a2, a3, a4); - -var _wasm_add_cli_arg = Module["_wasm_add_cli_arg"] = a0 => (_wasm_add_cli_arg = Module["_wasm_add_cli_arg"] = wasmExports["wasm_add_cli_arg"])(a0); - -var _run_cli = Module["_run_cli"] = () => (_run_cli = Module["_run_cli"] = wasmExports["run_cli"])(); - -var _wasm_set_sapi_name = Module["_wasm_set_sapi_name"] = a0 => (_wasm_set_sapi_name = Module["_wasm_set_sapi_name"] = wasmExports["wasm_set_sapi_name"])(a0); - -var _wasm_set_phpini_path = Module["_wasm_set_phpini_path"] = a0 => (_wasm_set_phpini_path = Module["_wasm_set_phpini_path"] = wasmExports["wasm_set_phpini_path"])(a0); - -var _wasm_add_SERVER_entry = Module["_wasm_add_SERVER_entry"] = (a0, a1) => (_wasm_add_SERVER_entry = Module["_wasm_add_SERVER_entry"] = wasmExports["wasm_add_SERVER_entry"])(a0, a1); - -var _wasm_add_ENV_entry = Module["_wasm_add_ENV_entry"] = (a0, a1) => (_wasm_add_ENV_entry = Module["_wasm_add_ENV_entry"] = wasmExports["wasm_add_ENV_entry"])(a0, a1); - -var _wasm_set_query_string = Module["_wasm_set_query_string"] = a0 => (_wasm_set_query_string = Module["_wasm_set_query_string"] = wasmExports["wasm_set_query_string"])(a0); - -var _wasm_set_path_translated = Module["_wasm_set_path_translated"] = a0 => (_wasm_set_path_translated = Module["_wasm_set_path_translated"] = wasmExports["wasm_set_path_translated"])(a0); - -var _wasm_set_skip_shebang = Module["_wasm_set_skip_shebang"] = a0 => (_wasm_set_skip_shebang = Module["_wasm_set_skip_shebang"] = wasmExports["wasm_set_skip_shebang"])(a0); - -var _wasm_set_request_uri = Module["_wasm_set_request_uri"] = a0 => (_wasm_set_request_uri = Module["_wasm_set_request_uri"] = wasmExports["wasm_set_request_uri"])(a0); - -var _wasm_set_request_method = Module["_wasm_set_request_method"] = a0 => (_wasm_set_request_method = Module["_wasm_set_request_method"] = wasmExports["wasm_set_request_method"])(a0); - -var _wasm_set_request_host = Module["_wasm_set_request_host"] = a0 => (_wasm_set_request_host = Module["_wasm_set_request_host"] = wasmExports["wasm_set_request_host"])(a0); - -var _wasm_set_content_type = Module["_wasm_set_content_type"] = a0 => (_wasm_set_content_type = Module["_wasm_set_content_type"] = wasmExports["wasm_set_content_type"])(a0); - -var _wasm_set_request_body = Module["_wasm_set_request_body"] = a0 => (_wasm_set_request_body = Module["_wasm_set_request_body"] = wasmExports["wasm_set_request_body"])(a0); + var _wasm_set_skip_shebang = (Module['_wasm_set_skip_shebang'] = (a0) => + (_wasm_set_skip_shebang = Module['_wasm_set_skip_shebang'] = + wasmExports['wasm_set_skip_shebang'])(a0)); -var _wasm_set_content_length = Module["_wasm_set_content_length"] = a0 => (_wasm_set_content_length = Module["_wasm_set_content_length"] = wasmExports["wasm_set_content_length"])(a0); + var _wasm_set_request_uri = (Module['_wasm_set_request_uri'] = (a0) => + (_wasm_set_request_uri = Module['_wasm_set_request_uri'] = + wasmExports['wasm_set_request_uri'])(a0)); -var _wasm_set_cookies = Module["_wasm_set_cookies"] = a0 => (_wasm_set_cookies = Module["_wasm_set_cookies"] = wasmExports["wasm_set_cookies"])(a0); + var _wasm_set_request_method = (Module['_wasm_set_request_method'] = (a0) => + (_wasm_set_request_method = Module['_wasm_set_request_method'] = + wasmExports['wasm_set_request_method'])(a0)); -var _wasm_set_request_port = Module["_wasm_set_request_port"] = a0 => (_wasm_set_request_port = Module["_wasm_set_request_port"] = wasmExports["wasm_set_request_port"])(a0); + var _wasm_set_request_host = (Module['_wasm_set_request_host'] = (a0) => + (_wasm_set_request_host = Module['_wasm_set_request_host'] = + wasmExports['wasm_set_request_host'])(a0)); -var _wasm_sapi_request_shutdown = Module["_wasm_sapi_request_shutdown"] = () => (_wasm_sapi_request_shutdown = Module["_wasm_sapi_request_shutdown"] = wasmExports["wasm_sapi_request_shutdown"])(); + var _wasm_set_content_type = (Module['_wasm_set_content_type'] = (a0) => + (_wasm_set_content_type = Module['_wasm_set_content_type'] = + wasmExports['wasm_set_content_type'])(a0)); -var _wasm_sapi_handle_request = Module["_wasm_sapi_handle_request"] = () => (_wasm_sapi_handle_request = Module["_wasm_sapi_handle_request"] = wasmExports["wasm_sapi_handle_request"])(); + var _wasm_set_request_body = (Module['_wasm_set_request_body'] = (a0) => + (_wasm_set_request_body = Module['_wasm_set_request_body'] = + wasmExports['wasm_set_request_body'])(a0)); -var _php_wasm_init = Module["_php_wasm_init"] = () => (_php_wasm_init = Module["_php_wasm_init"] = wasmExports["php_wasm_init"])(); + var _wasm_set_content_length = (Module['_wasm_set_content_length'] = (a0) => + (_wasm_set_content_length = Module['_wasm_set_content_length'] = + wasmExports['wasm_set_content_length'])(a0)); -var _wasm_free = Module["_wasm_free"] = a0 => (_wasm_free = Module["_wasm_free"] = wasmExports["wasm_free"])(a0); + var _wasm_set_cookies = (Module['_wasm_set_cookies'] = (a0) => + (_wasm_set_cookies = Module['_wasm_set_cookies'] = + wasmExports['wasm_set_cookies'])(a0)); -var ___funcs_on_exit = () => (___funcs_on_exit = wasmExports["__funcs_on_exit"])(); - -var _emscripten_builtin_memalign = (a0, a1) => (_emscripten_builtin_memalign = wasmExports["emscripten_builtin_memalign"])(a0, a1); - -var __emscripten_timeout = (a0, a1) => (__emscripten_timeout = wasmExports["_emscripten_timeout"])(a0, a1); - -var ___trap = () => (___trap = wasmExports["__trap"])(); - -var __emscripten_tempret_set = a0 => (__emscripten_tempret_set = wasmExports["_emscripten_tempret_set"])(a0); - -var __emscripten_stack_restore = a0 => (__emscripten_stack_restore = wasmExports["_emscripten_stack_restore"])(a0); - -var __emscripten_stack_alloc = a0 => (__emscripten_stack_alloc = wasmExports["_emscripten_stack_alloc"])(a0); - -var _emscripten_stack_get_current = () => (_emscripten_stack_get_current = wasmExports["emscripten_stack_get_current"])(); - -var dynCall_vi = Module["dynCall_vi"] = (a0, a1) => (dynCall_vi = Module["dynCall_vi"] = wasmExports["dynCall_vi"])(a0, a1); - -Module["addRunDependency"] = addRunDependency; - -Module["removeRunDependency"] = removeRunDependency; - -Module["wasmExports"] = wasmExports; - -Module["ccall"] = ccall; - -Module["FS_createPreloadedFile"] = FS_createPreloadedFile; - -Module["FS_unlink"] = FS_unlink; - -Module["FS_createPath"] = FS_createPath; - -Module["FS_createDevice"] = FS_createDevice; - -Module["FS_createDataFile"] = FS_createDataFile; - -Module["FS_createLazyFile"] = FS_createLazyFile; - -Module["PROXYFS"] = PROXYFS; - -var calledRun; - -dependenciesFulfilled = function runCaller() { - if (!calledRun) run(); - if (!calledRun) dependenciesFulfilled = runCaller; -}; - -function run() { - if (runDependencies > 0) { - return; - } - preRun(); - if (runDependencies > 0) { - return; - } - function doRun() { - if (calledRun) return; - calledRun = true; - Module["calledRun"] = true; - if (ABORT) return; - initRuntime(); - if (Module["onRuntimeInitialized"]) Module["onRuntimeInitialized"](); - postRun(); - } - if (Module["setStatus"]) { - Module["setStatus"]("Running..."); - setTimeout(function() { - setTimeout(function() { - Module["setStatus"](""); - }, 1); - doRun(); - }, 1); - } else { - doRun(); - } -} - -if (Module["preInit"]) { - if (typeof Module["preInit"] == "function") Module["preInit"] = [ Module["preInit"] ]; - while (Module["preInit"].length > 0) { - Module["preInit"].pop()(); - } -} - -run(); -/** - * Emscripten resolves `localhost` to a random IP address. Let's - * make it always resolve to 127.0.0.1. - */ -DNS.address_map.addrs.localhost = '127.0.0.1'; - -/** - * Debugging Asyncify errors is tricky because the stack trace is lost when the - * error is thrown. This code saves the stack trace in a global variable - * so that it can be inspected later. - */ -PHPLoader.debug = 'debug' in PHPLoader ? PHPLoader.debug : true; -if (PHPLoader.debug && typeof Asyncify !== "undefined") { - const originalHandleSleep = Asyncify.handleSleep; - Asyncify.handleSleep = function (startAsync) { - if (!ABORT) { - Module["lastAsyncifyStackSource"] = new Error(); - } - return originalHandleSleep(startAsync); - } -} - -/** - * Data dependencies call removeRunDependency() when they are loaded. - * The synchronous call stack then continues to run. If an error occurs - * in PHP initialization, e.g. Out Of Memory error, it will not be - * caught by any try/catch. This override propagates the failure to - * PHPLoader.onAbort() so that it can be handled. - */ -const originalRemoveRunDependency = PHPLoader['removeRunDependency']; -PHPLoader['removeRunDependency'] = function (...args) { - try { - originalRemoveRunDependency(...args); - } catch (e) { - PHPLoader['onAbort'](e); - } -} + var _wasm_set_request_port = (Module['_wasm_set_request_port'] = (a0) => + (_wasm_set_request_port = Module['_wasm_set_request_port'] = + wasmExports['wasm_set_request_port'])(a0)); -/** - * Other exports live in the Dockerfile in: - * - * * EXPORTED_RUNTIME_METHODS - * * EXPORTED_FUNCTIONS - * - * These exports, however, live in here because: - * - * * Listing them in EXPORTED_RUNTIME_METHODS doesn't actually - * export them. This could be a bug in Emscripten or a consequence of - * that option being deprecated. - * * Listing them in EXPORTED_FUNCTIONS works, but they are overridden - * on every `BasePHP.run()` call. This is a problem because we want to - * spy on these calls in some unit tests. - * - * Therefore, we export them here. - */ -PHPLoader['malloc'] = _malloc; -PHPLoader['free'] = typeof _free === 'function' ? _free : PHPLoader['_wasm_free']; - -return PHPLoader; - -// Close the opening bracket from esm-prefix.js: + var _wasm_sapi_request_shutdown = (Module['_wasm_sapi_request_shutdown'] = + () => + (_wasm_sapi_request_shutdown = Module[ + '_wasm_sapi_request_shutdown' + ] = + wasmExports['wasm_sapi_request_shutdown'])()); + + var _wasm_sapi_handle_request = (Module['_wasm_sapi_handle_request'] = () => + (_wasm_sapi_handle_request = Module['_wasm_sapi_handle_request'] = + wasmExports['wasm_sapi_handle_request'])()); + + var _php_wasm_init = (Module['_php_wasm_init'] = () => + (_php_wasm_init = Module['_php_wasm_init'] = + wasmExports['php_wasm_init'])()); + + var _wasm_free = (Module['_wasm_free'] = (a0) => + (_wasm_free = Module['_wasm_free'] = wasmExports['wasm_free'])(a0)); + + var ___funcs_on_exit = () => + (___funcs_on_exit = wasmExports['__funcs_on_exit'])(); + + var _emscripten_builtin_memalign = (a0, a1) => + (_emscripten_builtin_memalign = + wasmExports['emscripten_builtin_memalign'])(a0, a1); + + var __emscripten_timeout = (a0, a1) => + (__emscripten_timeout = wasmExports['_emscripten_timeout'])(a0, a1); + + var ___trap = () => (___trap = wasmExports['__trap'])(); + + var __emscripten_tempret_set = (a0) => + (__emscripten_tempret_set = wasmExports['_emscripten_tempret_set'])(a0); + + var __emscripten_stack_restore = (a0) => + (__emscripten_stack_restore = wasmExports['_emscripten_stack_restore'])( + a0 + ); + + var __emscripten_stack_alloc = (a0) => + (__emscripten_stack_alloc = wasmExports['_emscripten_stack_alloc'])(a0); + + var _emscripten_stack_get_current = () => + (_emscripten_stack_get_current = + wasmExports['emscripten_stack_get_current'])(); + + var dynCall_vi = (Module['dynCall_vi'] = (a0, a1) => + (dynCall_vi = Module['dynCall_vi'] = wasmExports['dynCall_vi'])( + a0, + a1 + )); + + // include: postamble.js + // === Auto-generated postamble setup entry stuff === + Module['addRunDependency'] = addRunDependency; + + Module['removeRunDependency'] = removeRunDependency; + + Module['wasmExports'] = wasmExports; + + Module['ccall'] = ccall; + + Module['FS_createPreloadedFile'] = FS_createPreloadedFile; + + Module['FS_unlink'] = FS_unlink; + + Module['FS_createPath'] = FS_createPath; + + Module['FS_createDevice'] = FS_createDevice; + + Module['FS_createDataFile'] = FS_createDataFile; + + Module['FS_createLazyFile'] = FS_createLazyFile; + + Module['PROXYFS'] = PROXYFS; + + var calledRun; + + dependenciesFulfilled = function runCaller() { + // If run has never been called, and we should call run (INVOKE_RUN is true, and Module.noInitialRun is not false) + if (!calledRun) run(); + if (!calledRun) dependenciesFulfilled = runCaller; + }; + + // try this again later, after new deps are fulfilled + function run() { + if (runDependencies > 0) { + return; + } + preRun(); + // a preRun added a dependency, run will be called later + if (runDependencies > 0) { + return; + } + function doRun() { + // run may have just been called through dependencies being fulfilled just in this very frame, + // or while the async setStatus time below was happening + if (calledRun) return; + calledRun = true; + Module['calledRun'] = true; + if (ABORT) return; + initRuntime(); + Module['onRuntimeInitialized']?.(); + postRun(); + } + if (Module['setStatus']) { + Module['setStatus']('Running...'); + setTimeout(() => { + setTimeout(() => Module['setStatus'](''), 1); + doRun(); + }, 1); + } else { + doRun(); + } + } + + if (Module['preInit']) { + if (typeof Module['preInit'] == 'function') + Module['preInit'] = [Module['preInit']]; + while (Module['preInit'].length > 0) { + Module['preInit'].pop()(); + } + } + + run(); + /** + * Emscripten resolves `localhost` to a random IP address. Let's + * make it always resolve to 127.0.0.1. + */ + DNS.address_map.addrs.localhost = '127.0.0.1'; + + /** + * Debugging Asyncify errors is tricky because the stack trace is lost when the + * error is thrown. This code saves the stack trace in a global variable + * so that it can be inspected later. + */ + PHPLoader.debug = 'debug' in PHPLoader ? PHPLoader.debug : true; + if (PHPLoader.debug && typeof Asyncify !== 'undefined') { + const originalHandleSleep = Asyncify.handleSleep; + Asyncify.handleSleep = function (startAsync) { + if (!ABORT) { + Module['lastAsyncifyStackSource'] = new Error(); + } + return originalHandleSleep(startAsync); + }; + } + + /** + * Data dependencies call removeRunDependency() when they are loaded. + * The synchronous call stack then continues to run. If an error occurs + * in PHP initialization, e.g. Out Of Memory error, it will not be + * caught by any try/catch. This override propagates the failure to + * PHPLoader.onAbort() so that it can be handled. + */ + const originalRemoveRunDependency = PHPLoader['removeRunDependency']; + PHPLoader['removeRunDependency'] = function (...args) { + try { + originalRemoveRunDependency(...args); + } catch (e) { + PHPLoader['onAbort'](e); + } + }; + + /** + * Other exports live in the Dockerfile in: + * + * * EXPORTED_RUNTIME_METHODS + * * EXPORTED_FUNCTIONS + * + * These exports, however, live in here because: + * + * * Listing them in EXPORTED_RUNTIME_METHODS doesn't actually + * export them. This could be a bug in Emscripten or a consequence of + * that option being deprecated. + * * Listing them in EXPORTED_FUNCTIONS works, but they are overridden + * on every `BasePHP.run()` call. This is a problem because we want to + * spy on these calls in some unit tests. + * + * Therefore, we export them here. + */ + PHPLoader['malloc'] = _malloc; + PHPLoader['free'] = + typeof _free === 'function' ? _free : PHPLoader['_wasm_free']; + + return PHPLoader; + + // Close the opening bracket from esm-prefix.js: } diff --git a/packages/php-wasm/node/jspi/php_7_1.js b/packages/php-wasm/node/jspi/php_7_1.js index c75fff8a8f..9ce5b0bd47 100644 --- a/packages/php-wasm/node/jspi/php_7_1.js +++ b/packages/php-wasm/node/jspi/php_7_1.js @@ -1,6618 +1,8204 @@ -const dependencyFilename = __dirname + '/7_1_30/php_7_1.wasm'; -export { dependencyFilename }; -export const dependenciesTotalSize = 13321802; +const dependencyFilename = __dirname + '/7_1_30/php_7_1.wasm'; +export { dependencyFilename }; +export const dependenciesTotalSize = 13672239; export function init(RuntimeName, PHPLoader) { - /** - * Overrides Emscripten's default ExitStatus object which gets - * thrown on failure. Unfortunately, the default object is not - * a subclass of Error and does not provide any stack trace. - * - * This is a deliberate behavior on Emscripten's end to prevent - * memory leaks after the program exits. See: - * - * https://github.com/emscripten-core/emscripten/pull/9108 - * - * In case of WordPress Playground, the worker in which the PHP - * runs will typically exit after the PHP program finishes, so - * we don't have to worry about memory leaks. - * - * As for assigning to a previously undeclared ExitStatus variable here, - * the Emscripten module declares `ExitStatus` as `function ExitStatus` - * which means it gets hoisted to the top of the scope and can be - * reassigned here – before the actual declaration is reached. - * - * If that sounds weird, try this example: - * - * ExitStatus = () => { console.log("reassigned"); } - * function ExitStatus() {} - * ExitStatus(); - * // logs "reassigned" - */ - ExitStatus = class PHPExitStatus extends Error { - constructor(status) { - super(status); - this.name = "ExitStatus"; - this.message = "Program terminated with exit(" + status + ")"; - this.status = status; - } - } - - // The rest of the code comes from the built php.js file and esm-suffix.js -var Module = typeof PHPLoader != "undefined" ? PHPLoader : {}; - -var ENVIRONMENT_IS_WORKER=RuntimeName==="WORKER"; - -var ENVIRONMENT_IS_NODE=RuntimeName==="NODE"; - -if (ENVIRONMENT_IS_NODE) {} - -var moduleOverrides = Object.assign({}, Module); - -var arguments_ = []; - -var thisProgram = "./this.program"; - -var quit_ = (status, toThrow) => { - throw toThrow; -}; - -var scriptDirectory = ""; - -function locateFile(path) { - if (Module["locateFile"]) { - return Module["locateFile"](path, scriptDirectory); - } - return scriptDirectory + path; -} - -var read_, readAsync, readBinary; - -if (ENVIRONMENT_IS_NODE) { - var fs = require("fs"); - var nodePath = require("path"); - scriptDirectory = __dirname + "/"; - read_ = (filename, binary) => { - filename = isFileURI(filename) ? new URL(filename) : nodePath.normalize(filename); - return fs.readFileSync(filename, binary ? undefined : "utf8"); - }; - readBinary = filename => { - var ret = read_(filename, true); - if (!ret.buffer) { - ret = new Uint8Array(ret); - } - return ret; - }; - readAsync = (filename, onload, onerror, binary = true) => { - filename = isFileURI(filename) ? new URL(filename) : nodePath.normalize(filename); - fs.readFile(filename, binary ? undefined : "utf8", (err, data) => { - if (err) onerror(err); else onload(binary ? data.buffer : data); - }); - }; - if (!Module["thisProgram"] && process.argv.length > 1) { - thisProgram = process.argv[1].replace(/\\/g, "/"); - } - arguments_ = process.argv.slice(2); - if (typeof module != "undefined") { - module["exports"] = Module; - } - quit_ = (status, toThrow) => { - process.exitCode = status; - throw toThrow; - }; -} else {} - -var out = Module["print"] || console.log.bind(console); - -var err = Module["printErr"] || console.error.bind(console); - -Object.assign(Module, moduleOverrides); - -moduleOverrides = null; - -if (Module["arguments"]) arguments_ = Module["arguments"]; - -if (Module["thisProgram"]) thisProgram = Module["thisProgram"]; - -if (Module["quit"]) quit_ = Module["quit"]; - -var wasmBinary; - -if (Module["wasmBinary"]) wasmBinary = Module["wasmBinary"]; - -var wasmMemory; - -var ABORT = false; - -var EXITSTATUS; - -/** @type {function(*, string=)} */ function assert(condition, text) { - if (!condition) { - abort(text); - } -} - -var /** @type {!Int8Array} */ HEAP8, /** @type {!Uint8Array} */ HEAPU8, /** @type {!Int16Array} */ HEAP16, /** @type {!Uint16Array} */ HEAPU16, /** @type {!Int32Array} */ HEAP32, /** @type {!Uint32Array} */ HEAPU32, /** @type {!Float32Array} */ HEAPF32, /** @type {!Float64Array} */ HEAPF64; - -function updateMemoryViews() { - var b = wasmMemory.buffer; - Module["HEAP8"] = HEAP8 = new Int8Array(b); - Module["HEAP16"] = HEAP16 = new Int16Array(b); - Module["HEAPU8"] = HEAPU8 = new Uint8Array(b); - Module["HEAPU16"] = HEAPU16 = new Uint16Array(b); - Module["HEAP32"] = HEAP32 = new Int32Array(b); - Module["HEAPU32"] = HEAPU32 = new Uint32Array(b); - Module["HEAPF32"] = HEAPF32 = new Float32Array(b); - Module["HEAPF64"] = HEAPF64 = new Float64Array(b); -} - -var __ATPRERUN__ = []; - -var __ATINIT__ = []; - -var __ATEXIT__ = []; - -var __ATPOSTRUN__ = []; - -var runtimeInitialized = false; - -var runtimeExited = false; - -function preRun() { - if (Module["preRun"]) { - if (typeof Module["preRun"] == "function") Module["preRun"] = [ Module["preRun"] ]; - while (Module["preRun"].length) { - addOnPreRun(Module["preRun"].shift()); - } - } - callRuntimeCallbacks(__ATPRERUN__); -} - -function initRuntime() { - runtimeInitialized = true; - SOCKFS.root = FS.mount(SOCKFS, {}, null); - if (!Module["noFSInit"] && !FS.init.initialized) FS.init(); - FS.ignorePermissions = false; - TTY.init(); - PIPEFS.root = FS.mount(PIPEFS, {}, null); - callRuntimeCallbacks(__ATINIT__); -} - -function exitRuntime() { - ___funcs_on_exit(); - callRuntimeCallbacks(__ATEXIT__); - FS.quit(); - TTY.shutdown(); - runtimeExited = true; -} - -function postRun() { - if (Module["postRun"]) { - if (typeof Module["postRun"] == "function") Module["postRun"] = [ Module["postRun"] ]; - while (Module["postRun"].length) { - addOnPostRun(Module["postRun"].shift()); - } - } - callRuntimeCallbacks(__ATPOSTRUN__); -} - -function addOnPreRun(cb) { - __ATPRERUN__.unshift(cb); -} - -function addOnInit(cb) { - __ATINIT__.unshift(cb); -} - -function addOnPostRun(cb) { - __ATPOSTRUN__.unshift(cb); -} - -var runDependencies = 0; - -var runDependencyWatcher = null; - -var dependenciesFulfilled = null; - -function getUniqueRunDependency(id) { - return id; -} - -function addRunDependency(id) { - runDependencies++; - Module["monitorRunDependencies"]?.(runDependencies); -} - -function removeRunDependency(id) { - runDependencies--; - Module["monitorRunDependencies"]?.(runDependencies); - if (runDependencies == 0) { - if (runDependencyWatcher !== null) { - clearInterval(runDependencyWatcher); - runDependencyWatcher = null; - } - if (dependenciesFulfilled) { - var callback = dependenciesFulfilled; - dependenciesFulfilled = null; - callback(); - } - } -} - -/** @param {string|number=} what */ function abort(what) { - Module["onAbort"]?.(what); - what = "Aborted(" + what + ")"; - err(what); - ABORT = true; - EXITSTATUS = 1; - what += ". Build with -sASSERTIONS for more info."; - if (runtimeInitialized) { - ___trap(); - } - /** @suppress {checkTypes} */ var e = new WebAssembly.RuntimeError(what); - throw e; -} - -var dataURIPrefix = "data:application/octet-stream;base64,"; - -/** - * Indicates whether filename is a base64 data URI. - * @noinline - */ var isDataURI = filename => filename.startsWith(dataURIPrefix); - -/** - * Indicates whether filename is delivered via file protocol (as opposed to http/https) - * @noinline - */ var isFileURI = filename => filename.startsWith("file://"); - -function findWasmBinary() { - var f = dependencyFilename; - if (!isDataURI(f)) { - return locateFile(f); - } - return f; -} - -var wasmBinaryFile; - -function getBinarySync(file) { - if (file == wasmBinaryFile && wasmBinary) { - return new Uint8Array(wasmBinary); - } - if (readBinary) { - return readBinary(file); - } - throw "both async and sync fetching of the wasm failed"; -} - -function getBinaryPromise(binaryFile) { - if (!wasmBinary) { - return new Promise((resolve, reject) => { - readAsync(binaryFile, response => resolve(new Uint8Array(/** @type{!ArrayBuffer} */ (response))), error => { - try { - resolve(getBinarySync(binaryFile)); - } catch (e) { - reject(e); - } - }); - }); - } - return Promise.resolve().then(() => getBinarySync(binaryFile)); -} - -function instantiateArrayBuffer(binaryFile, imports, receiver) { - return getBinaryPromise(binaryFile).then(binary => WebAssembly.instantiate(binary, imports)).then(receiver, reason => { - err(`failed to asynchronously prepare wasm: ${reason}`); - abort(reason); - }); -} - -function instantiateAsync(binary, binaryFile, imports, callback) { - if (!binary && typeof WebAssembly.instantiateStreaming == "function" && !isDataURI(binaryFile) && !ENVIRONMENT_IS_NODE && typeof fetch == "function") { - return fetch(binaryFile, { - credentials: "same-origin" - }).then(response => { - /** @suppress {checkTypes} */ var result = WebAssembly.instantiateStreaming(response, imports); - return result.then(callback, function(reason) { - err(`wasm streaming compile failed: ${reason}`); - err("falling back to ArrayBuffer instantiation"); - return instantiateArrayBuffer(binaryFile, imports, callback); - }); - }); - } - return instantiateArrayBuffer(binaryFile, imports, callback); -} - -function getWasmImports() { - Asyncify.instrumentWasmImports(wasmImports); - return { - "env": wasmImports, - "wasi_snapshot_preview1": wasmImports - }; -} - -function createWasm() { - var info = getWasmImports(); - /** @param {WebAssembly.Module=} module*/ function receiveInstance(instance, module) { - wasmExports = instance.exports; - wasmExports = Asyncify.instrumentWasmExports(wasmExports); - Module["wasmExports"] = wasmExports; - wasmMemory = wasmExports["memory"]; - updateMemoryViews(); - addOnInit(wasmExports["__wasm_call_ctors"]); - removeRunDependency("wasm-instantiate"); - return wasmExports; - } - addRunDependency("wasm-instantiate"); - function receiveInstantiationResult(result) { - receiveInstance(result["instance"]); - } - if (Module["instantiateWasm"]) { - try { - return Module["instantiateWasm"](info, receiveInstance); - } catch (e) { - err(`Module.instantiateWasm callback failed with error: ${e}`); - return false; - } - } - if (!wasmBinaryFile) wasmBinaryFile = findWasmBinary(); - instantiateAsync(wasmBinary, wasmBinaryFile, info, receiveInstantiationResult); - return {}; -} - -var tempDouble; - -var tempI64; - -function __asyncjs__js_popen_to_file(command, mode, exitCodePtr) { - return Asyncify.handleAsync(async () => { - const returnCallback = resolver => new Promise(resolver); - if (!command) return 1; - const cmdstr = UTF8ToString(command); - if (!cmdstr.length) return 0; - const modestr = UTF8ToString(mode); - if (!modestr.length) return 0; - if (modestr === "w") { - console.error('popen($cmd, "w") is not implemented yet'); - } - return returnCallback(async wakeUp => { - let cp; - try { - cp = PHPWASM.spawnProcess(cmdstr, []); - if (cp instanceof Promise) { - cp = await cp; - } - } catch (e) { - console.error(e); - if (e.code === "SPAWN_UNSUPPORTED") { - return 1; - } - throw e; - } - const outByteArrays = []; - cp.stdout.on("data", function(data) { - outByteArrays.push(data); - }); - const outputPath = "/tmp/popen_output"; - cp.on("exit", function(exitCode) { - const outBytes = new Uint8Array(outByteArrays.reduce((acc, curr) => acc + curr.length, 0)); - let offset = 0; - for (const byteArray of outByteArrays) { - outBytes.set(byteArray, offset); - offset += byteArray.length; - } - FS.writeFile(outputPath, outBytes); - HEAPU8[exitCodePtr] = exitCode; - wakeUp(allocateUTF8OnStack(outputPath)); - }); - }); - }); -} - -__asyncjs__js_popen_to_file.sig = "iiii"; - -function __asyncjs__wasm_poll_socket(socketd, events, timeout) { - return Asyncify.handleAsync(async () => { - const returnCallback = resolver => new Promise(resolver); - const POLLIN = 1; - const POLLPRI = 2; - const POLLOUT = 4; - const POLLERR = 8; - const POLLHUP = 16; - const POLLNVAL = 32; - return returnCallback(wakeUp => { - const polls = []; - if (socketd in PHPWASM.child_proc_by_fd) { - const procInfo = PHPWASM.child_proc_by_fd[socketd]; - if (procInfo.exited) { - wakeUp(0); - return; - } - polls.push(PHPWASM.awaitEvent(procInfo.stdout, "data")); - } else if (FS.isSocket(FS.getStream(socketd)?.node.mode)) { - const sock = getSocketFromFD(socketd); - if (!sock) { - wakeUp(0); - return; - } - const lookingFor = new Set; - if (events & POLLIN || events & POLLPRI) { - if (sock.server) { - for (const client of sock.pending) { - if ((client.recv_queue || []).length > 0) { - wakeUp(1); - return; - } - } - } else if ((sock.recv_queue || []).length > 0) { - wakeUp(1); - return; - } - } - const webSockets = PHPWASM.getAllWebSockets(sock); - if (!webSockets.length) { - wakeUp(0); - return; - } - for (const ws of webSockets) { - if (events & POLLIN || events & POLLPRI) { - polls.push(PHPWASM.awaitData(ws)); - lookingFor.add("POLLIN"); - } - if (events & POLLOUT) { - polls.push(PHPWASM.awaitConnection(ws)); - lookingFor.add("POLLOUT"); - } - if (events & POLLHUP) { - polls.push(PHPWASM.awaitClose(ws)); - lookingFor.add("POLLHUP"); - } - if (events & POLLERR || events & POLLNVAL) { - polls.push(PHPWASM.awaitError(ws)); - lookingFor.add("POLLERR"); - } - } - } else { - setTimeout(function() { - wakeUp(1); - }, timeout); - return; - } - if (polls.length === 0) { - console.warn("Unsupported poll event " + events + ", defaulting to setTimeout()."); - setTimeout(function() { - wakeUp(0); - }, timeout); - return; - } - const promises = polls.map(([promise]) => promise); - const clearPolling = () => polls.forEach(([, clear]) => clear()); - let awaken = false; - let timeoutId; - Promise.race(promises).then(function(results) { - if (!awaken) { - awaken = true; - wakeUp(1); - if (timeoutId) { - clearTimeout(timeoutId); - } - clearPolling(); - } - }); - if (timeout !== -1) { - timeoutId = setTimeout(function() { - if (!awaken) { - awaken = true; - wakeUp(0); - clearPolling(); - } - }, timeout); - } - }); - }); -} - -__asyncjs__wasm_poll_socket.sig = "iiii"; - -function __asyncjs__js_fd_read(fd, iov, iovcnt, pnum) { - return Asyncify.handleAsync(async () => { - const returnCallback = resolver => new Promise(resolver); - if (Asyncify?.State?.Normal === undefined || Asyncify?.state === Asyncify?.State?.Normal) { - var returnCode; - var stream; - let num = 0; - try { - stream = SYSCALLS.getStreamFromFD(fd); - const num = doReadv(stream, iov, iovcnt); - HEAPU32[pnum >> 2] = num; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) { - throw e; - } - if (e.errno !== 6 || !(stream?.fd in PHPWASM.child_proc_by_fd)) { - HEAPU32[pnum >> 2] = 0; - return returnCode; - } - } - } - return returnCallback(wakeUp => { - var retries = 0; - var interval = 50; - var timeout = 5e3; - var maxRetries = timeout / interval; - function poll() { - var returnCode; - var stream; - let num; - try { - stream = SYSCALLS.getStreamFromFD(fd); - num = doReadv(stream, iov, iovcnt); - returnCode = 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) { - console.error(e); - throw e; - } - returnCode = e.errno; - } - const success = returnCode === 0; - const failure = (++retries > maxRetries || !(fd in PHPWASM.child_proc_by_fd) || PHPWASM.child_proc_by_fd[fd]?.exited || FS.isClosed(stream)); - if (success) { - HEAPU32[pnum >> 2] = num; - wakeUp(0); - } else if (failure) { - HEAPU32[pnum >> 2] = 0; - wakeUp(returnCode === 6 ? 0 : returnCode); - } else { - setTimeout(poll, interval); - } - } - poll(); - }); - }); -} - -__asyncjs__js_fd_read.sig = "iiiii"; - -function __asyncjs__js_module_onMessage(data, response_buffer) { - return Asyncify.handleAsync(async () => { - if (Module["onMessage"]) { - const dataStr = UTF8ToString(data); - return Module["onMessage"](dataStr).then(response => { - const responseBytes = typeof response === "string" ? (new TextEncoder).encode(response) : response; - const responseSize = responseBytes.byteLength; - const responsePtr = _malloc(responseSize + 1); - HEAPU8.set(responseBytes, responsePtr); - HEAPU8[responsePtr + responseSize] = 0; - HEAPU8[response_buffer] = responsePtr; - HEAPU8[response_buffer + 1] = responsePtr >> 8; - HEAPU8[response_buffer + 2] = responsePtr >> 16; - HEAPU8[response_buffer + 3] = responsePtr >> 24; - return responseSize; - }).catch(e => { - console.error(e); - return -1; - }); - } - }); -} - -__asyncjs__js_module_onMessage.sig = "iii"; - -/** @constructor */ function ExitStatus(status) { - this.name = "ExitStatus"; - this.message = `Program terminated with exit(${status})`; - this.status = status; -} - -var callRuntimeCallbacks = callbacks => { - while (callbacks.length > 0) { - callbacks.shift()(Module); - } -}; - -var noExitRuntime = Module["noExitRuntime"] || false; - -var UTF8Decoder = typeof TextDecoder != "undefined" ? new TextDecoder("utf8") : undefined; - -/** - * Given a pointer 'idx' to a null-terminated UTF8-encoded string in the given - * array that contains uint8 values, returns a copy of that string as a - * Javascript String object. - * heapOrArray is either a regular array, or a JavaScript typed array view. - * @param {number} idx - * @param {number=} maxBytesToRead - * @return {string} - */ var UTF8ArrayToString = (heapOrArray, idx, maxBytesToRead) => { - var endIdx = idx + maxBytesToRead; - var endPtr = idx; - while (heapOrArray[endPtr] && !(endPtr >= endIdx)) ++endPtr; - if (endPtr - idx > 16 && heapOrArray.buffer && UTF8Decoder) { - return UTF8Decoder.decode(heapOrArray.subarray(idx, endPtr)); - } - var str = ""; - while (idx < endPtr) { - var u0 = heapOrArray[idx++]; - if (!(u0 & 128)) { - str += String.fromCharCode(u0); - continue; - } - var u1 = heapOrArray[idx++] & 63; - if ((u0 & 224) == 192) { - str += String.fromCharCode(((u0 & 31) << 6) | u1); - continue; - } - var u2 = heapOrArray[idx++] & 63; - if ((u0 & 240) == 224) { - u0 = ((u0 & 15) << 12) | (u1 << 6) | u2; - } else { - u0 = ((u0 & 7) << 18) | (u1 << 12) | (u2 << 6) | (heapOrArray[idx++] & 63); - } - if (u0 < 65536) { - str += String.fromCharCode(u0); - } else { - var ch = u0 - 65536; - str += String.fromCharCode(55296 | (ch >> 10), 56320 | (ch & 1023)); - } - } - return str; -}; - -/** - * Given a pointer 'ptr' to a null-terminated UTF8-encoded string in the - * emscripten HEAP, returns a copy of that string as a Javascript String object. - * - * @param {number} ptr - * @param {number=} maxBytesToRead - An optional length that specifies the - * maximum number of bytes to read. You can omit this parameter to scan the - * string until the first 0 byte. If maxBytesToRead is passed, and the string - * at [ptr, ptr+maxBytesToReadr[ contains a null byte in the middle, then the - * string will cut short at that byte index (i.e. maxBytesToRead will not - * produce a string of exact length [ptr, ptr+maxBytesToRead[) N.B. mixing - * frequent uses of UTF8ToString() with and without maxBytesToRead may throw - * JS JIT optimizations off, so it is worth to consider consistently using one - * @return {string} - */ var UTF8ToString = (ptr, maxBytesToRead) => ptr ? UTF8ArrayToString(HEAPU8, ptr, maxBytesToRead) : ""; - -Module["UTF8ToString"] = UTF8ToString; - -var ___assert_fail = (condition, filename, line, func) => { - abort(`Assertion failed: ${UTF8ToString(condition)}, at: ` + [ filename ? UTF8ToString(filename) : "unknown filename", line, func ? UTF8ToString(func) : "unknown function" ]); -}; - -var ___call_sighandler = (fp, sig) => (a1 => dynCall_vi(fp, a1))(sig); - -var initRandomFill = () => { - if (typeof crypto == "object" && typeof crypto["getRandomValues"] == "function") { - return view => crypto.getRandomValues(view); - } else if (ENVIRONMENT_IS_NODE) { - try { - var crypto_module = require("crypto"); - var randomFillSync = crypto_module["randomFillSync"]; - if (randomFillSync) { - return view => crypto_module["randomFillSync"](view); - } - var randomBytes = crypto_module["randomBytes"]; - return view => (view.set(randomBytes(view.byteLength)), view); - } catch (e) {} - } - abort("initRandomDevice"); -}; - -var randomFill = view => (randomFill = initRandomFill())(view); - -var PATH = { - isAbs: path => path.charAt(0) === "/", - splitPath: filename => { - var splitPathRe = /^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/; - return splitPathRe.exec(filename).slice(1); - }, - normalizeArray: (parts, allowAboveRoot) => { - var up = 0; - for (var i = parts.length - 1; i >= 0; i--) { - var last = parts[i]; - if (last === ".") { - parts.splice(i, 1); - } else if (last === "..") { - parts.splice(i, 1); - up++; - } else if (up) { - parts.splice(i, 1); - up--; - } - } - if (allowAboveRoot) { - for (;up; up--) { - parts.unshift(".."); - } - } - return parts; - }, - normalize: path => { - var isAbsolute = PATH.isAbs(path), trailingSlash = path.substr(-1) === "/"; - path = PATH.normalizeArray(path.split("/").filter(p => !!p), !isAbsolute).join("/"); - if (!path && !isAbsolute) { - path = "."; - } - if (path && trailingSlash) { - path += "/"; - } - return (isAbsolute ? "/" : "") + path; - }, - dirname: path => { - var result = PATH.splitPath(path), root = result[0], dir = result[1]; - if (!root && !dir) { - return "."; - } - if (dir) { - dir = dir.substr(0, dir.length - 1); - } - return root + dir; - }, - basename: path => { - if (path === "/") return "/"; - path = PATH.normalize(path); - path = path.replace(/\/$/, ""); - var lastSlash = path.lastIndexOf("/"); - if (lastSlash === -1) return path; - return path.substr(lastSlash + 1); - }, - join: (...paths) => PATH.normalize(paths.join("/")), - join2: (l, r) => PATH.normalize(l + "/" + r) -}; - -var PATH_FS = { - resolve: (...args) => { - var resolvedPath = "", resolvedAbsolute = false; - for (var i = args.length - 1; i >= -1 && !resolvedAbsolute; i--) { - var path = (i >= 0) ? args[i] : FS.cwd(); - if (typeof path != "string") { - throw new TypeError("Arguments to path.resolve must be strings"); - } else if (!path) { - return ""; - } - resolvedPath = path + "/" + resolvedPath; - resolvedAbsolute = PATH.isAbs(path); - } - resolvedPath = PATH.normalizeArray(resolvedPath.split("/").filter(p => !!p), !resolvedAbsolute).join("/"); - return ((resolvedAbsolute ? "/" : "") + resolvedPath) || "."; - }, - relative: (from, to) => { - from = PATH_FS.resolve(from).substr(1); - to = PATH_FS.resolve(to).substr(1); - function trim(arr) { - var start = 0; - for (;start < arr.length; start++) { - if (arr[start] !== "") break; - } - var end = arr.length - 1; - for (;end >= 0; end--) { - if (arr[end] !== "") break; - } - if (start > end) return []; - return arr.slice(start, end - start + 1); - } - var fromParts = trim(from.split("/")); - var toParts = trim(to.split("/")); - var length = Math.min(fromParts.length, toParts.length); - var samePartsLength = length; - for (var i = 0; i < length; i++) { - if (fromParts[i] !== toParts[i]) { - samePartsLength = i; - break; - } - } - var outputParts = []; - for (var i = samePartsLength; i < fromParts.length; i++) { - outputParts.push(".."); - } - outputParts = outputParts.concat(toParts.slice(samePartsLength)); - return outputParts.join("/"); - } -}; - -var FS_stdin_getChar_buffer = []; - -var lengthBytesUTF8 = str => { - var len = 0; - for (var i = 0; i < str.length; ++i) { - var c = str.charCodeAt(i); - if (c <= 127) { - len++; - } else if (c <= 2047) { - len += 2; - } else if (c >= 55296 && c <= 57343) { - len += 4; - ++i; - } else { - len += 3; - } - } - return len; -}; - -Module["lengthBytesUTF8"] = lengthBytesUTF8; - -var stringToUTF8Array = (str, heap, outIdx, maxBytesToWrite) => { - if (!(maxBytesToWrite > 0)) return 0; - var startIdx = outIdx; - var endIdx = outIdx + maxBytesToWrite - 1; - for (var i = 0; i < str.length; ++i) { - var u = str.charCodeAt(i); - if (u >= 55296 && u <= 57343) { - var u1 = str.charCodeAt(++i); - u = 65536 + ((u & 1023) << 10) | (u1 & 1023); - } - if (u <= 127) { - if (outIdx >= endIdx) break; - heap[outIdx++] = u; - } else if (u <= 2047) { - if (outIdx + 1 >= endIdx) break; - heap[outIdx++] = 192 | (u >> 6); - heap[outIdx++] = 128 | (u & 63); - } else if (u <= 65535) { - if (outIdx + 2 >= endIdx) break; - heap[outIdx++] = 224 | (u >> 12); - heap[outIdx++] = 128 | ((u >> 6) & 63); - heap[outIdx++] = 128 | (u & 63); - } else { - if (outIdx + 3 >= endIdx) break; - heap[outIdx++] = 240 | (u >> 18); - heap[outIdx++] = 128 | ((u >> 12) & 63); - heap[outIdx++] = 128 | ((u >> 6) & 63); - heap[outIdx++] = 128 | (u & 63); - } - } - heap[outIdx] = 0; - return outIdx - startIdx; -}; - -/** @type {function(string, boolean=, number=)} */ function intArrayFromString(stringy, dontAddNull, length) { - var len = length > 0 ? length : lengthBytesUTF8(stringy) + 1; - var u8array = new Array(len); - var numBytesWritten = stringToUTF8Array(stringy, u8array, 0, u8array.length); - if (dontAddNull) u8array.length = numBytesWritten; - return u8array; -} - -var FS_stdin_getChar = () => { - if (!FS_stdin_getChar_buffer.length) { - var result = null; - if (ENVIRONMENT_IS_NODE) { - var BUFSIZE = 256; - var buf = Buffer.alloc(BUFSIZE); - var bytesRead = 0; - /** @suppress {missingProperties} */ var fd = process.stdin.fd; - try { - bytesRead = fs.readSync(fd, buf, 0, BUFSIZE); - } catch (e) { - if (e.toString().includes("EOF")) bytesRead = 0; else throw e; - } - if (bytesRead > 0) { - result = buf.slice(0, bytesRead).toString("utf-8"); - } - } else {} - if (!result) { - return null; - } - FS_stdin_getChar_buffer = intArrayFromString(result, true); - } - return FS_stdin_getChar_buffer.shift(); -}; - -var TTY = { - ttys: [], - init() {}, - shutdown() {}, - register(dev, ops) { - TTY.ttys[dev] = { - input: [], - output: [], - ops: ops - }; - FS.registerDevice(dev, TTY.stream_ops); - }, - stream_ops: { - open(stream) { - var tty = TTY.ttys[stream.node.rdev]; - if (!tty) { - throw new FS.ErrnoError(43); - } - stream.tty = tty; - stream.seekable = false; - }, - close(stream) { - stream.tty.ops.fsync(stream.tty); - }, - fsync(stream) { - stream.tty.ops.fsync(stream.tty); - }, - read(stream, buffer, offset, length, pos) { - /* ignored */ if (!stream.tty || !stream.tty.ops.get_char) { - throw new FS.ErrnoError(60); - } - var bytesRead = 0; - for (var i = 0; i < length; i++) { - var result; - try { - result = stream.tty.ops.get_char(stream.tty); - } catch (e) { - throw new FS.ErrnoError(29); - } - if (result === undefined && bytesRead === 0) { - throw new FS.ErrnoError(6); - } - if (result === null || result === undefined) break; - bytesRead++; - buffer[offset + i] = result; - } - if (bytesRead) { - stream.node.timestamp = Date.now(); - } - return bytesRead; - }, - write(stream, buffer, offset, length, pos) { - if (!stream.tty || !stream.tty.ops.put_char) { - throw new FS.ErrnoError(60); - } - try { - for (var i = 0; i < length; i++) { - stream.tty.ops.put_char(stream.tty, buffer[offset + i]); - } - } catch (e) { - throw new FS.ErrnoError(29); - } - if (length) { - stream.node.timestamp = Date.now(); - } - return i; - } - }, - default_tty_ops: { - get_char(tty) { - return FS_stdin_getChar(); - }, - put_char(tty, val) { - if (val === null || val === 10) { - out(UTF8ArrayToString(tty.output, 0)); - tty.output = []; - } else { - if (val != 0) tty.output.push(val); - } - }, - fsync(tty) { - if (tty.output && tty.output.length > 0) { - out(UTF8ArrayToString(tty.output, 0)); - tty.output = []; - } - }, - ioctl_tcgets(tty) { - return { - c_iflag: 25856, - c_oflag: 5, - c_cflag: 191, - c_lflag: 35387, - c_cc: [ 3, 28, 127, 21, 4, 0, 1, 0, 17, 19, 26, 0, 18, 15, 23, 22, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 ] - }; - }, - ioctl_tcsets(tty, optional_actions, data) { - return 0; - }, - ioctl_tiocgwinsz(tty) { - return [ 24, 80 ]; - } - }, - default_tty1_ops: { - put_char(tty, val) { - if (val === null || val === 10) { - err(UTF8ArrayToString(tty.output, 0)); - tty.output = []; - } else { - if (val != 0) tty.output.push(val); - } - }, - fsync(tty) { - if (tty.output && tty.output.length > 0) { - err(UTF8ArrayToString(tty.output, 0)); - tty.output = []; - } - } - } -}; - -var zeroMemory = (address, size) => { - HEAPU8.fill(0, address, address + size); - return address; -}; - -var alignMemory = (size, alignment) => Math.ceil(size / alignment) * alignment; - -var mmapAlloc = size => { - size = alignMemory(size, 65536); - var ptr = _emscripten_builtin_memalign(65536, size); - if (!ptr) return 0; - return zeroMemory(ptr, size); -}; - -var MEMFS = { - ops_table: null, - mount(mount) { - return MEMFS.createNode(null, "/", 16384 | 511, /* 0777 */ 0); - }, - createNode(parent, name, mode, dev) { - if (FS.isBlkdev(mode) || FS.isFIFO(mode)) { - throw new FS.ErrnoError(63); - } - MEMFS.ops_table ||= { - dir: { - node: { - getattr: MEMFS.node_ops.getattr, - setattr: MEMFS.node_ops.setattr, - lookup: MEMFS.node_ops.lookup, - mknod: MEMFS.node_ops.mknod, - rename: MEMFS.node_ops.rename, - unlink: MEMFS.node_ops.unlink, - rmdir: MEMFS.node_ops.rmdir, - readdir: MEMFS.node_ops.readdir, - symlink: MEMFS.node_ops.symlink - }, - stream: { - llseek: MEMFS.stream_ops.llseek - } - }, - file: { - node: { - getattr: MEMFS.node_ops.getattr, - setattr: MEMFS.node_ops.setattr - }, - stream: { - llseek: MEMFS.stream_ops.llseek, - read: MEMFS.stream_ops.read, - write: MEMFS.stream_ops.write, - allocate: MEMFS.stream_ops.allocate, - mmap: MEMFS.stream_ops.mmap, - msync: MEMFS.stream_ops.msync - } - }, - link: { - node: { - getattr: MEMFS.node_ops.getattr, - setattr: MEMFS.node_ops.setattr, - readlink: MEMFS.node_ops.readlink - }, - stream: {} - }, - chrdev: { - node: { - getattr: MEMFS.node_ops.getattr, - setattr: MEMFS.node_ops.setattr - }, - stream: FS.chrdev_stream_ops - } - }; - var node = FS.createNode(parent, name, mode, dev); - if (FS.isDir(node.mode)) { - node.node_ops = MEMFS.ops_table.dir.node; - node.stream_ops = MEMFS.ops_table.dir.stream; - node.contents = {}; - } else if (FS.isFile(node.mode)) { - node.node_ops = MEMFS.ops_table.file.node; - node.stream_ops = MEMFS.ops_table.file.stream; - node.usedBytes = 0; - node.contents = null; - } else if (FS.isLink(node.mode)) { - node.node_ops = MEMFS.ops_table.link.node; - node.stream_ops = MEMFS.ops_table.link.stream; - } else if (FS.isChrdev(node.mode)) { - node.node_ops = MEMFS.ops_table.chrdev.node; - node.stream_ops = MEMFS.ops_table.chrdev.stream; - } - node.timestamp = Date.now(); - if (parent) { - parent.contents[name] = node; - parent.timestamp = node.timestamp; - } - return node; - }, - getFileDataAsTypedArray(node) { - if (!node.contents) return new Uint8Array(0); - if (node.contents.subarray) return node.contents.subarray(0, node.usedBytes); - return new Uint8Array(node.contents); - }, - expandFileStorage(node, newCapacity) { - var prevCapacity = node.contents ? node.contents.length : 0; - if (prevCapacity >= newCapacity) return; - var CAPACITY_DOUBLING_MAX = 1024 * 1024; - newCapacity = Math.max(newCapacity, (prevCapacity * (prevCapacity < CAPACITY_DOUBLING_MAX ? 2 : 1.125)) >>> 0); - if (prevCapacity != 0) newCapacity = Math.max(newCapacity, 256); - var oldContents = node.contents; - node.contents = new Uint8Array(newCapacity); - if (node.usedBytes > 0) node.contents.set(oldContents.subarray(0, node.usedBytes), 0); - }, - resizeFileStorage(node, newSize) { - if (node.usedBytes == newSize) return; - if (newSize == 0) { - node.contents = null; - node.usedBytes = 0; - } else { - var oldContents = node.contents; - node.contents = new Uint8Array(newSize); - if (oldContents) { - node.contents.set(oldContents.subarray(0, Math.min(newSize, node.usedBytes))); - } - node.usedBytes = newSize; - } - }, - node_ops: { - getattr(node) { - var attr = {}; - attr.dev = FS.isChrdev(node.mode) ? node.id : 1; - attr.ino = node.id; - attr.mode = node.mode; - attr.nlink = 1; - attr.uid = 0; - attr.gid = 0; - attr.rdev = node.rdev; - if (FS.isDir(node.mode)) { - attr.size = 4096; - } else if (FS.isFile(node.mode)) { - attr.size = node.usedBytes; - } else if (FS.isLink(node.mode)) { - attr.size = node.link.length; - } else { - attr.size = 0; - } - attr.atime = new Date(node.timestamp); - attr.mtime = new Date(node.timestamp); - attr.ctime = new Date(node.timestamp); - attr.blksize = 4096; - attr.blocks = Math.ceil(attr.size / attr.blksize); - return attr; - }, - setattr(node, attr) { - if (attr.mode !== undefined) { - node.mode = attr.mode; - } - if (attr.timestamp !== undefined) { - node.timestamp = attr.timestamp; - } - if (attr.size !== undefined) { - MEMFS.resizeFileStorage(node, attr.size); - } - }, - lookup(parent, name) { - throw FS.genericErrors[44]; - }, - mknod(parent, name, mode, dev) { - return MEMFS.createNode(parent, name, mode, dev); - }, - rename(old_node, new_dir, new_name) { - if (FS.isDir(old_node.mode)) { - var new_node; - try { - new_node = FS.lookupNode(new_dir, new_name); - } catch (e) {} - if (new_node) { - for (var i in new_node.contents) { - throw new FS.ErrnoError(55); - } - } - } - delete old_node.parent.contents[old_node.name]; - old_node.parent.timestamp = Date.now(); - old_node.name = new_name; - new_dir.contents[new_name] = old_node; - new_dir.timestamp = old_node.parent.timestamp; - }, - unlink(parent, name) { - delete parent.contents[name]; - parent.timestamp = Date.now(); - }, - rmdir(parent, name) { - var node = FS.lookupNode(parent, name); - for (var i in node.contents) { - throw new FS.ErrnoError(55); - } - delete parent.contents[name]; - parent.timestamp = Date.now(); - }, - readdir(node) { - var entries = [ ".", ".." ]; - for (var key of Object.keys(node.contents)) { - entries.push(key); - } - return entries; - }, - symlink(parent, newname, oldpath) { - var node = MEMFS.createNode(parent, newname, 511 | /* 0777 */ 40960, 0); - node.link = oldpath; - return node; - }, - readlink(node) { - if (!FS.isLink(node.mode)) { - throw new FS.ErrnoError(28); - } - return node.link; - } - }, - stream_ops: { - read(stream, buffer, offset, length, position) { - var contents = stream.node.contents; - if (position >= stream.node.usedBytes) return 0; - var size = Math.min(stream.node.usedBytes - position, length); - if (size > 8 && contents.subarray) { - buffer.set(contents.subarray(position, position + size), offset); - } else { - for (var i = 0; i < size; i++) buffer[offset + i] = contents[position + i]; - } - return size; - }, - write(stream, buffer, offset, length, position, canOwn) { - if (buffer.buffer === HEAP8.buffer) { - canOwn = false; - } - if (!length) return 0; - var node = stream.node; - node.timestamp = Date.now(); - if (buffer.subarray && (!node.contents || node.contents.subarray)) { - if (canOwn) { - node.contents = buffer.subarray(offset, offset + length); - node.usedBytes = length; - return length; - } else if (node.usedBytes === 0 && position === 0) { - node.contents = buffer.slice(offset, offset + length); - node.usedBytes = length; - return length; - } else if (position + length <= node.usedBytes) { - node.contents.set(buffer.subarray(offset, offset + length), position); - return length; - } - } - MEMFS.expandFileStorage(node, position + length); - if (node.contents.subarray && buffer.subarray) { - node.contents.set(buffer.subarray(offset, offset + length), position); - } else { - for (var i = 0; i < length; i++) { - node.contents[position + i] = buffer[offset + i]; - } - } - node.usedBytes = Math.max(node.usedBytes, position + length); - return length; - }, - llseek(stream, offset, whence) { - var position = offset; - if (whence === 1) { - position += stream.position; - } else if (whence === 2) { - if (FS.isFile(stream.node.mode)) { - position += stream.node.usedBytes; - } - } - if (position < 0) { - throw new FS.ErrnoError(28); - } - return position; - }, - allocate(stream, offset, length) { - MEMFS.expandFileStorage(stream.node, offset + length); - stream.node.usedBytes = Math.max(stream.node.usedBytes, offset + length); - }, - mmap(stream, length, position, prot, flags) { - if (!FS.isFile(stream.node.mode)) { - throw new FS.ErrnoError(43); - } - var ptr; - var allocated; - var contents = stream.node.contents; - if (!(flags & 2) && contents.buffer === HEAP8.buffer) { - allocated = false; - ptr = contents.byteOffset; - } else { - if (position > 0 || position + length < contents.length) { - if (contents.subarray) { - contents = contents.subarray(position, position + length); - } else { - contents = Array.prototype.slice.call(contents, position, position + length); - } - } - allocated = true; - ptr = mmapAlloc(length); - if (!ptr) { - throw new FS.ErrnoError(48); - } - HEAP8.set(contents, ptr); - } - return { - ptr: ptr, - allocated: allocated - }; - }, - msync(stream, buffer, offset, length, mmapFlags) { - MEMFS.stream_ops.write(stream, buffer, 0, length, offset, false); - return 0; - } - } -}; - -/** @param {boolean=} noRunDep */ var asyncLoad = (url, onload, onerror, noRunDep) => { - var dep = !noRunDep ? getUniqueRunDependency(`al ${url}`) : ""; - readAsync(url, arrayBuffer => { - onload(new Uint8Array(arrayBuffer)); - if (dep) removeRunDependency(dep); - }, event => { - if (onerror) { - onerror(); - } else { - throw `Loading data file "${url}" failed.`; - } - }); - if (dep) addRunDependency(dep); -}; - -var FS_createDataFile = (parent, name, fileData, canRead, canWrite, canOwn) => { - FS.createDataFile(parent, name, fileData, canRead, canWrite, canOwn); -}; - -var preloadPlugins = Module["preloadPlugins"] || []; - -var FS_handledByPreloadPlugin = (byteArray, fullname, finish, onerror) => { - if (typeof Browser != "undefined") Browser.init(); - var handled = false; - preloadPlugins.forEach(plugin => { - if (handled) return; - if (plugin["canHandle"](fullname)) { - plugin["handle"](byteArray, fullname, finish, onerror); - handled = true; - } - }); - return handled; -}; - -var FS_createPreloadedFile = (parent, name, url, canRead, canWrite, onload, onerror, dontCreateFile, canOwn, preFinish) => { - var fullname = name ? PATH_FS.resolve(PATH.join2(parent, name)) : parent; - var dep = getUniqueRunDependency(`cp ${fullname}`); - function processData(byteArray) { - function finish(byteArray) { - preFinish?.(); - if (!dontCreateFile) { - FS_createDataFile(parent, name, byteArray, canRead, canWrite, canOwn); - } - onload?.(); - removeRunDependency(dep); - } - if (FS_handledByPreloadPlugin(byteArray, fullname, finish, () => { - onerror?.(); - removeRunDependency(dep); - })) { - return; - } - finish(byteArray); - } - addRunDependency(dep); - if (typeof url == "string") { - asyncLoad(url, processData, onerror); - } else { - processData(url); - } -}; - -var FS_modeStringToFlags = str => { - var flagModes = { - "r": 0, - "r+": 2, - "w": 512 | 64 | 1, - "w+": 512 | 64 | 2, - "a": 1024 | 64 | 1, - "a+": 1024 | 64 | 2 - }; - var flags = flagModes[str]; - if (typeof flags == "undefined") { - throw new Error(`Unknown file open mode: ${str}`); - } - return flags; -}; - -var FS_getMode = (canRead, canWrite) => { - var mode = 0; - if (canRead) mode |= 292 | 73; - if (canWrite) mode |= 146; - return mode; -}; - -var ERRNO_CODES = { - "EPERM": 63, - "ENOENT": 44, - "ESRCH": 71, - "EINTR": 27, - "EIO": 29, - "ENXIO": 60, - "E2BIG": 1, - "ENOEXEC": 45, - "EBADF": 8, - "ECHILD": 12, - "EAGAIN": 6, - "EWOULDBLOCK": 6, - "ENOMEM": 48, - "EACCES": 2, - "EFAULT": 21, - "ENOTBLK": 105, - "EBUSY": 10, - "EEXIST": 20, - "EXDEV": 75, - "ENODEV": 43, - "ENOTDIR": 54, - "EISDIR": 31, - "EINVAL": 28, - "ENFILE": 41, - "EMFILE": 33, - "ENOTTY": 59, - "ETXTBSY": 74, - "EFBIG": 22, - "ENOSPC": 51, - "ESPIPE": 70, - "EROFS": 69, - "EMLINK": 34, - "EPIPE": 64, - "EDOM": 18, - "ERANGE": 68, - "ENOMSG": 49, - "EIDRM": 24, - "ECHRNG": 106, - "EL2NSYNC": 156, - "EL3HLT": 107, - "EL3RST": 108, - "ELNRNG": 109, - "EUNATCH": 110, - "ENOCSI": 111, - "EL2HLT": 112, - "EDEADLK": 16, - "ENOLCK": 46, - "EBADE": 113, - "EBADR": 114, - "EXFULL": 115, - "ENOANO": 104, - "EBADRQC": 103, - "EBADSLT": 102, - "EDEADLOCK": 16, - "EBFONT": 101, - "ENOSTR": 100, - "ENODATA": 116, - "ETIME": 117, - "ENOSR": 118, - "ENONET": 119, - "ENOPKG": 120, - "EREMOTE": 121, - "ENOLINK": 47, - "EADV": 122, - "ESRMNT": 123, - "ECOMM": 124, - "EPROTO": 65, - "EMULTIHOP": 36, - "EDOTDOT": 125, - "EBADMSG": 9, - "ENOTUNIQ": 126, - "EBADFD": 127, - "EREMCHG": 128, - "ELIBACC": 129, - "ELIBBAD": 130, - "ELIBSCN": 131, - "ELIBMAX": 132, - "ELIBEXEC": 133, - "ENOSYS": 52, - "ENOTEMPTY": 55, - "ENAMETOOLONG": 37, - "ELOOP": 32, - "EOPNOTSUPP": 138, - "EPFNOSUPPORT": 139, - "ECONNRESET": 15, - "ENOBUFS": 42, - "EAFNOSUPPORT": 5, - "EPROTOTYPE": 67, - "ENOTSOCK": 57, - "ENOPROTOOPT": 50, - "ESHUTDOWN": 140, - "ECONNREFUSED": 14, - "EADDRINUSE": 3, - "ECONNABORTED": 13, - "ENETUNREACH": 40, - "ENETDOWN": 38, - "ETIMEDOUT": 73, - "EHOSTDOWN": 142, - "EHOSTUNREACH": 23, - "EINPROGRESS": 26, - "EALREADY": 7, - "EDESTADDRREQ": 17, - "EMSGSIZE": 35, - "EPROTONOSUPPORT": 66, - "ESOCKTNOSUPPORT": 137, - "EADDRNOTAVAIL": 4, - "ENETRESET": 39, - "EISCONN": 30, - "ENOTCONN": 53, - "ETOOMANYREFS": 141, - "EUSERS": 136, - "EDQUOT": 19, - "ESTALE": 72, - "ENOTSUP": 138, - "ENOMEDIUM": 148, - "EILSEQ": 25, - "EOVERFLOW": 61, - "ECANCELED": 11, - "ENOTRECOVERABLE": 56, - "EOWNERDEAD": 62, - "ESTRPIPE": 135 -}; - -var NODEFS = { - isWindows: false, - staticInit() { - NODEFS.isWindows = !!process.platform.match(/^win/); - var flags = process.binding("constants"); - if (flags["fs"]) { - flags = flags["fs"]; - } - NODEFS.flagsForNodeMap = { - 1024: flags["O_APPEND"], - 64: flags["O_CREAT"], - 128: flags["O_EXCL"], - 256: flags["O_NOCTTY"], - 0: flags["O_RDONLY"], - 2: flags["O_RDWR"], - 4096: flags["O_SYNC"], - 512: flags["O_TRUNC"], - 1: flags["O_WRONLY"], - 131072: flags["O_NOFOLLOW"] - }; - }, - convertNodeCode(e) { - var code = e.code; - return ERRNO_CODES[code]; - }, - tryFSOperation(f) { - try { - return f(); - } catch (e) { - if (!e.code) throw e; - if (e.code === "UNKNOWN") throw new FS.ErrnoError(28); - throw new FS.ErrnoError(NODEFS.convertNodeCode(e)); - } - }, - mount(mount) { - return NODEFS.createNode(null, "/", NODEFS.getMode(mount.opts.root), 0); - }, - createNode(parent, name, mode, dev) { - if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { - throw new FS.ErrnoError(28); - } - var node = FS.createNode(parent, name, mode); - node.node_ops = NODEFS.node_ops; - node.stream_ops = NODEFS.stream_ops; - return node; - }, - getMode(path) { - var stat; - return NODEFS.tryFSOperation(() => { - stat = fs.lstatSync(path); - if (NODEFS.isWindows) { - stat.mode |= (stat.mode & 292) >> 2; - } - return stat.mode; - }); - }, - realPath(node) { - var parts = []; - while (node.parent !== node) { - parts.push(node.name); - node = node.parent; - } - parts.push(node.mount.opts.root); - parts.reverse(); - return PATH.join(...parts); - }, - flagsForNode(flags) { - flags &= ~2097152; - flags &= ~2048; - flags &= ~32768; - flags &= ~524288; - flags &= ~65536; - var newFlags = 0; - for (var k in NODEFS.flagsForNodeMap) { - if (flags & k) { - newFlags |= NODEFS.flagsForNodeMap[k]; - flags ^= k; - } - } - if (flags) { - throw new FS.ErrnoError(28); - } - return newFlags; - }, - node_ops: { - getattr(node) { - var path = NODEFS.realPath(node); - var stat; - NODEFS.tryFSOperation(() => stat = fs.lstatSync(path)); - if (NODEFS.isWindows) { - if (!stat.blksize) { - stat.blksize = 4096; - } - if (!stat.blocks) { - stat.blocks = (stat.size + stat.blksize - 1) / stat.blksize | 0; - } - stat.mode |= (stat.mode & 292) >> 2; - } - return { - dev: stat.dev, - ino: stat.ino, - mode: stat.mode, - nlink: stat.nlink, - uid: stat.uid, - gid: stat.gid, - rdev: stat.rdev, - size: stat.size, - atime: stat.atime, - mtime: stat.mtime, - ctime: stat.ctime, - blksize: stat.blksize, - blocks: stat.blocks - }; - }, - setattr(node, attr) { - var path = NODEFS.realPath(node); - NODEFS.tryFSOperation(() => { - if (attr.mode !== undefined) { - fs.chmodSync(path, attr.mode); - node.mode = attr.mode; - } - if (attr.timestamp !== undefined) { - var date = new Date(attr.timestamp); - fs.utimesSync(path, date, date); - } - if (attr.size !== undefined) { - fs.truncateSync(path, attr.size); - } - }); - }, - lookup(parent, name) { - var path = PATH.join2(NODEFS.realPath(parent), name); - var mode = NODEFS.getMode(path); - return NODEFS.createNode(parent, name, mode); - }, - mknod(parent, name, mode, dev) { - var node = NODEFS.createNode(parent, name, mode, dev); - var path = NODEFS.realPath(node); - NODEFS.tryFSOperation(() => { - if (FS.isDir(node.mode)) { - fs.mkdirSync(path, node.mode); - } else { - fs.writeFileSync(path, "", { - mode: node.mode - }); - } - }); - return node; - }, - rename(oldNode, newDir, newName) { - var oldPath = NODEFS.realPath(oldNode); - var newPath = PATH.join2(NODEFS.realPath(newDir), newName); - NODEFS.tryFSOperation(() => fs.renameSync(oldPath, newPath)); - oldNode.name = newName; - }, - unlink(parent, name) { - var path = PATH.join2(NODEFS.realPath(parent), name); - NODEFS.tryFSOperation(() => fs.unlinkSync(path)); - }, - rmdir(parent, name) { - var path = PATH.join2(NODEFS.realPath(parent), name); - NODEFS.tryFSOperation(() => fs.rmdirSync(path)); - }, - readdir(node) { - var path = NODEFS.realPath(node); - return NODEFS.tryFSOperation(() => fs.readdirSync(path)); - }, - symlink(parent, newName, oldPath) { - var newPath = PATH.join2(NODEFS.realPath(parent), newName); - NODEFS.tryFSOperation(() => fs.symlinkSync(oldPath, newPath)); - }, - readlink(node) { - var path = NODEFS.realPath(node); - return NODEFS.tryFSOperation(() => fs.readlinkSync(path)); - } - }, - stream_ops: { - open(stream) { - var path = NODEFS.realPath(stream.node); - NODEFS.tryFSOperation(() => { - if (FS.isFile(stream.node.mode)) { - stream.shared.refcount = 1; - stream.nfd = fs.openSync(path, NODEFS.flagsForNode(stream.flags)); - } - }); - }, - close(stream) { - NODEFS.tryFSOperation(() => { - if (FS.isFile(stream.node.mode) && stream.nfd && --stream.shared.refcount === 0) { - fs.closeSync(stream.nfd); - } - }); - }, - dup(stream) { - stream.shared.refcount++; - }, - read(stream, buffer, offset, length, position) { - if (length === 0) return 0; - return NODEFS.tryFSOperation(() => fs.readSync(stream.nfd, new Int8Array(buffer.buffer, offset, length), 0, length, position)); - }, - write(stream, buffer, offset, length, position) { - return NODEFS.tryFSOperation(() => fs.writeSync(stream.nfd, new Int8Array(buffer.buffer, offset, length), 0, length, position)); - }, - llseek(stream, offset, whence) { - var position = offset; - if (whence === 1) { - position += stream.position; - } else if (whence === 2) { - if (FS.isFile(stream.node.mode)) { - NODEFS.tryFSOperation(() => { - var stat = fs.fstatSync(stream.nfd); - position += stat.size; - }); - } - } - if (position < 0) { - throw new FS.ErrnoError(28); - } - return position; - }, - mmap(stream, length, position, prot, flags) { - if (!FS.isFile(stream.node.mode)) { - throw new FS.ErrnoError(43); - } - var ptr = mmapAlloc(length); - NODEFS.stream_ops.read(stream, HEAP8, ptr, length, position); - return { - ptr: ptr, - allocated: true - }; - }, - msync(stream, buffer, offset, length, mmapFlags) { - NODEFS.stream_ops.write(stream, buffer, 0, length, offset, false); - return 0; - } - } -}; - -var PROXYFS = { - mount(mount) { - return PROXYFS.createNode(null, "/", mount.opts.fs.lstat(mount.opts.root).mode, 0); - }, - createNode(parent, name, mode, dev) { - if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { - throw new FS.ErrnoError(ERRNO_CODES.EINVAL); - } - var node = FS.createNode(parent, name, mode); - node.node_ops = PROXYFS.node_ops; - node.stream_ops = PROXYFS.stream_ops; - return node; - }, - realPath(node) { - var parts = []; - while (node.parent !== node) { - parts.push(node.name); - node = node.parent; - } - parts.push(node.mount.opts.root); - parts.reverse(); - return PATH.join(...parts); - }, - node_ops: { - getattr(node) { - var path = PROXYFS.realPath(node); - var stat; - try { - stat = node.mount.opts.fs.lstat(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - return { - dev: stat.dev, - ino: stat.ino, - mode: stat.mode, - nlink: stat.nlink, - uid: stat.uid, - gid: stat.gid, - rdev: stat.rdev, - size: stat.size, - atime: stat.atime, - mtime: stat.mtime, - ctime: stat.ctime, - blksize: stat.blksize, - blocks: stat.blocks - }; - }, - setattr(node, attr) { - var path = PROXYFS.realPath(node); - try { - if (attr.mode !== undefined) { - node.mount.opts.fs.chmod(path, attr.mode); - node.mode = attr.mode; - } - if (attr.timestamp !== undefined) { - var date = new Date(attr.timestamp); - node.mount.opts.fs.utime(path, date, date); - } - if (attr.size !== undefined) { - node.mount.opts.fs.truncate(path, attr.size); - } - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - lookup(parent, name) { - try { - var path = PATH.join2(PROXYFS.realPath(parent), name); - var mode = parent.mount.opts.fs.lstat(path).mode; - var node = PROXYFS.createNode(parent, name, mode); - return node; - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - mknod(parent, name, mode, dev) { - var node = PROXYFS.createNode(parent, name, mode, dev); - var path = PROXYFS.realPath(node); - try { - if (FS.isDir(node.mode)) { - node.mount.opts.fs.mkdir(path, node.mode); - } else { - node.mount.opts.fs.writeFile(path, "", { - mode: node.mode - }); - } - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - return node; - }, - rename(oldNode, newDir, newName) { - var oldPath = PROXYFS.realPath(oldNode); - var newPath = PATH.join2(PROXYFS.realPath(newDir), newName); - try { - oldNode.mount.opts.fs.rename(oldPath, newPath); - oldNode.name = newName; - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - unlink(parent, name) { - var path = PATH.join2(PROXYFS.realPath(parent), name); - try { - parent.mount.opts.fs.unlink(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - rmdir(parent, name) { - var path = PATH.join2(PROXYFS.realPath(parent), name); - try { - parent.mount.opts.fs.rmdir(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - readdir(node) { - var path = PROXYFS.realPath(node); - try { - return node.mount.opts.fs.readdir(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - symlink(parent, newName, oldPath) { - var newPath = PATH.join2(PROXYFS.realPath(parent), newName); - try { - parent.mount.opts.fs.symlink(oldPath, newPath); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - readlink(node) { - var path = PROXYFS.realPath(node); - try { - return node.mount.opts.fs.readlink(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - } - }, - stream_ops: { - open(stream) { - var path = PROXYFS.realPath(stream.node); - try { - stream.nfd = stream.node.mount.opts.fs.open(path, stream.flags); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - close(stream) { - try { - stream.node.mount.opts.fs.close(stream.nfd); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - read(stream, buffer, offset, length, position) { - try { - return stream.node.mount.opts.fs.read(stream.nfd, buffer, offset, length, position); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - write(stream, buffer, offset, length, position) { - try { - return stream.node.mount.opts.fs.write(stream.nfd, buffer, offset, length, position); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - llseek(stream, offset, whence) { - var position = offset; - if (whence === 1) { - position += stream.position; - } else if (whence === 2) { - if (FS.isFile(stream.node.mode)) { - try { - var stat = stream.node.node_ops.getattr(stream.node); - position += stat.size; - } catch (e) { - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - } - } - if (position < 0) { - throw new FS.ErrnoError(ERRNO_CODES.EINVAL); - } - return position; - } - } -}; - -var FS = { - root: null, - mounts: [], - devices: {}, - streams: [], - nextInode: 1, - nameTable: null, - currentPath: "/", - initialized: false, - ignorePermissions: true, - ErrnoError: class { - constructor(errno) { - this.name = "ErrnoError"; - this.errno = errno; - } - }, - genericErrors: {}, - filesystems: null, - syncFSRequests: 0, - FSStream: class { - constructor() { - this.shared = {}; - } - get object() { - return this.node; - } - set object(val) { - this.node = val; - } - get isRead() { - return (this.flags & 2097155) !== 1; - } - get isWrite() { - return (this.flags & 2097155) !== 0; - } - get isAppend() { - return (this.flags & 1024); - } - get flags() { - return this.shared.flags; - } - set flags(val) { - this.shared.flags = val; - } - get position() { - return this.shared.position; - } - set position(val) { - this.shared.position = val; - } - }, - FSNode: class { - constructor(parent, name, mode, rdev) { - if (!parent) { - parent = this; - } - this.parent = parent; - this.mount = parent.mount; - this.mounted = null; - this.id = FS.nextInode++; - this.name = name; - this.mode = mode; - this.node_ops = {}; - this.stream_ops = {}; - this.rdev = rdev; - this.readMode = 292 | /*292*/ 73; - /*73*/ this.writeMode = 146; - } - /*146*/ get read() { - return (this.mode & this.readMode) === this.readMode; - } - set read(val) { - val ? this.mode |= this.readMode : this.mode &= ~this.readMode; - } - get write() { - return (this.mode & this.writeMode) === this.writeMode; - } - set write(val) { - val ? this.mode |= this.writeMode : this.mode &= ~this.writeMode; - } - get isFolder() { - return FS.isDir(this.mode); - } - get isDevice() { - return FS.isChrdev(this.mode); - } - }, - lookupPath(path, opts = {}) { - path = PATH_FS.resolve(path); - if (!path) return { - path: "", - node: null - }; - var defaults = { - follow_mount: true, - recurse_count: 0 - }; - opts = Object.assign(defaults, opts); - if (opts.recurse_count > 8) { - throw new FS.ErrnoError(32); - } - var parts = path.split("/").filter(p => !!p); - var current = FS.root; - var current_path = "/"; - for (var i = 0; i < parts.length; i++) { - var islast = (i === parts.length - 1); - if (islast && opts.parent) { - break; - } - current = FS.lookupNode(current, parts[i]); - current_path = PATH.join2(current_path, parts[i]); - if (FS.isMountpoint(current)) { - if (!islast || (islast && opts.follow_mount)) { - current = current.mounted.root; - } - } - if (!islast || opts.follow) { - var count = 0; - while (FS.isLink(current.mode)) { - var link = FS.readlink(current_path); - current_path = PATH_FS.resolve(PATH.dirname(current_path), link); - var lookup = FS.lookupPath(current_path, { - recurse_count: opts.recurse_count + 1 - }); - current = lookup.node; - if (count++ > 40) { - throw new FS.ErrnoError(32); - } - } - } - } - return { - path: current_path, - node: current - }; - }, - getPath(node) { - var path; - while (true) { - if (FS.isRoot(node)) { - var mount = node.mount.mountpoint; - if (!path) return mount; - return mount[mount.length - 1] !== "/" ? `${mount}/${path}` : mount + path; - } - path = path ? `${node.name}/${path}` : node.name; - node = node.parent; - } - }, - hashName(parentid, name) { - var hash = 0; - for (var i = 0; i < name.length; i++) { - hash = ((hash << 5) - hash + name.charCodeAt(i)) | 0; - } - return ((parentid + hash) >>> 0) % FS.nameTable.length; - }, - hashAddNode(node) { - var hash = FS.hashName(node.parent.id, node.name); - node.name_next = FS.nameTable[hash]; - FS.nameTable[hash] = node; - }, - hashRemoveNode(node) { - var hash = FS.hashName(node.parent.id, node.name); - if (FS.nameTable[hash] === node) { - FS.nameTable[hash] = node.name_next; - } else { - var current = FS.nameTable[hash]; - while (current) { - if (current.name_next === node) { - current.name_next = node.name_next; - break; - } - current = current.name_next; - } - } - }, - lookupNode(parent, name) { - var errCode = FS.mayLookup(parent); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - var hash = FS.hashName(parent.id, name); - for (var node = FS.nameTable[hash]; node; node = node.name_next) { - var nodeName = node.name; - if (node.parent.id === parent.id && nodeName === name) { - return node; - } - } - return FS.lookup(parent, name); - }, - createNode(parent, name, mode, rdev) { - var node = new FS.FSNode(parent, name, mode, rdev); - FS.hashAddNode(node); - return node; - }, - destroyNode(node) { - FS.hashRemoveNode(node); - }, - isRoot(node) { - return node === node.parent; - }, - isMountpoint(node) { - return !!node.mounted; - }, - isFile(mode) { - return (mode & 61440) === 32768; - }, - isDir(mode) { - return (mode & 61440) === 16384; - }, - isLink(mode) { - return (mode & 61440) === 40960; - }, - isChrdev(mode) { - return (mode & 61440) === 8192; - }, - isBlkdev(mode) { - return (mode & 61440) === 24576; - }, - isFIFO(mode) { - return (mode & 61440) === 4096; - }, - isSocket(mode) { - return (mode & 49152) === 49152; - }, - flagsToPermissionString(flag) { - var perms = [ "r", "w", "rw" ][flag & 3]; - if ((flag & 512)) { - perms += "w"; - } - return perms; - }, - nodePermissions(node, perms) { - if (FS.ignorePermissions) { - return 0; - } - if (perms.includes("r") && !(node.mode & 292)) { - return 2; - } else if (perms.includes("w") && !(node.mode & 146)) { - return 2; - } else if (perms.includes("x") && !(node.mode & 73)) { - return 2; - } - return 0; - }, - mayLookup(dir) { - if (!FS.isDir(dir.mode)) return 54; - var errCode = FS.nodePermissions(dir, "x"); - if (errCode) return errCode; - if (!dir.node_ops.lookup) return 2; - return 0; - }, - mayCreate(dir, name) { - try { - var node = FS.lookupNode(dir, name); - return 20; - } catch (e) {} - return FS.nodePermissions(dir, "wx"); - }, - mayDelete(dir, name, isdir) { - var node; - try { - node = FS.lookupNode(dir, name); - } catch (e) { - return e.errno; - } - var errCode = FS.nodePermissions(dir, "wx"); - if (errCode) { - return errCode; - } - if (isdir) { - if (!FS.isDir(node.mode)) { - return 54; - } - if (FS.isRoot(node) || FS.getPath(node) === FS.cwd()) { - return 10; - } - } else { - if (FS.isDir(node.mode)) { - return 31; - } - } - return 0; - }, - mayOpen(node, flags) { - if (!node) { - return 44; - } - if (FS.isLink(node.mode)) { - return 32; - } else if (FS.isDir(node.mode)) { - if (FS.flagsToPermissionString(flags) !== "r" || (flags & 512)) { - return 31; - } - } - return FS.nodePermissions(node, FS.flagsToPermissionString(flags)); - }, - MAX_OPEN_FDS: 4096, - nextfd() { - for (var fd = 0; fd <= FS.MAX_OPEN_FDS; fd++) { - if (!FS.streams[fd]) { - return fd; - } - } - throw new FS.ErrnoError(33); - }, - getStreamChecked(fd) { - var stream = FS.getStream(fd); - if (!stream) { - throw new FS.ErrnoError(8); - } - return stream; - }, - getStream: fd => FS.streams[fd], - createStream(stream, fd = -1) { - stream = Object.assign(new FS.FSStream, stream); - if (fd == -1) { - fd = FS.nextfd(); - } - stream.fd = fd; - FS.streams[fd] = stream; - return stream; - }, - closeStream(fd) { - FS.streams[fd] = null; - }, - dupStream(origStream, fd = -1) { - var stream = FS.createStream(origStream, fd); - stream.stream_ops?.dup?.(stream); - return stream; - }, - chrdev_stream_ops: { - open(stream) { - var device = FS.getDevice(stream.node.rdev); - stream.stream_ops = device.stream_ops; - stream.stream_ops.open?.(stream); - }, - llseek() { - throw new FS.ErrnoError(70); - } - }, - major: dev => ((dev) >> 8), - minor: dev => ((dev) & 255), - makedev: (ma, mi) => ((ma) << 8 | (mi)), - registerDevice(dev, ops) { - FS.devices[dev] = { - stream_ops: ops - }; - }, - getDevice: dev => FS.devices[dev], - getMounts(mount) { - var mounts = []; - var check = [ mount ]; - while (check.length) { - var m = check.pop(); - mounts.push(m); - check.push(...m.mounts); - } - return mounts; - }, - syncfs(populate, callback) { - if (typeof populate == "function") { - callback = populate; - populate = false; - } - FS.syncFSRequests++; - if (FS.syncFSRequests > 1) { - err(`warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work`); - } - var mounts = FS.getMounts(FS.root.mount); - var completed = 0; - function doCallback(errCode) { - FS.syncFSRequests--; - return callback(errCode); - } - function done(errCode) { - if (errCode) { - if (!done.errored) { - done.errored = true; - return doCallback(errCode); - } - return; - } - if (++completed >= mounts.length) { - doCallback(null); - } - } - mounts.forEach(mount => { - if (!mount.type.syncfs) { - return done(null); - } - mount.type.syncfs(mount, populate, done); - }); - }, - mount(type, opts, mountpoint) { - var root = mountpoint === "/"; - var pseudo = !mountpoint; - var node; - if (root && FS.root) { - throw new FS.ErrnoError(10); - } else if (!root && !pseudo) { - var lookup = FS.lookupPath(mountpoint, { - follow_mount: false - }); - mountpoint = lookup.path; - node = lookup.node; - if (FS.isMountpoint(node)) { - throw new FS.ErrnoError(10); - } - if (!FS.isDir(node.mode)) { - throw new FS.ErrnoError(54); - } - } - var mount = { - type: type, - opts: opts, - mountpoint: mountpoint, - mounts: [] - }; - var mountRoot = type.mount(mount); - mountRoot.mount = mount; - mount.root = mountRoot; - if (root) { - FS.root = mountRoot; - } else if (node) { - node.mounted = mount; - if (node.mount) { - node.mount.mounts.push(mount); - } - } - return mountRoot; - }, - unmount(mountpoint) { - var lookup = FS.lookupPath(mountpoint, { - follow_mount: false - }); - if (!FS.isMountpoint(lookup.node)) { - throw new FS.ErrnoError(28); - } - var node = lookup.node; - var mount = node.mounted; - var mounts = FS.getMounts(mount); - Object.keys(FS.nameTable).forEach(hash => { - var current = FS.nameTable[hash]; - while (current) { - var next = current.name_next; - if (mounts.includes(current.mount)) { - FS.destroyNode(current); - } - current = next; - } - }); - node.mounted = null; - var idx = node.mount.mounts.indexOf(mount); - node.mount.mounts.splice(idx, 1); - }, - lookup(parent, name) { - return parent.node_ops.lookup(parent, name); - }, - mknod(path, mode, dev) { - var lookup = FS.lookupPath(path, { - parent: true - }); - var parent = lookup.node; - var name = PATH.basename(path); - if (!name || name === "." || name === "..") { - throw new FS.ErrnoError(28); - } - var errCode = FS.mayCreate(parent, name); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!parent.node_ops.mknod) { - throw new FS.ErrnoError(63); - } - return parent.node_ops.mknod(parent, name, mode, dev); - }, - create(path, mode) { - mode = mode !== undefined ? mode : 438; - /* 0666 */ mode &= 4095; - mode |= 32768; - return FS.mknod(path, mode, 0); - }, - mkdir(path, mode) { - mode = mode !== undefined ? mode : 511; - /* 0777 */ mode &= 511 | 512; - mode |= 16384; - return FS.mknod(path, mode, 0); - }, - mkdirTree(path, mode) { - var dirs = path.split("/"); - var d = ""; - for (var i = 0; i < dirs.length; ++i) { - if (!dirs[i]) continue; - d += "/" + dirs[i]; - try { - FS.mkdir(d, mode); - } catch (e) { - if (e.errno != 20) throw e; - } - } - }, - mkdev(path, mode, dev) { - if (typeof dev == "undefined") { - dev = mode; - mode = 438; - } - /* 0666 */ mode |= 8192; - return FS.mknod(path, mode, dev); - }, - symlink(oldpath, newpath) { - if (!PATH_FS.resolve(oldpath)) { - throw new FS.ErrnoError(44); - } - var lookup = FS.lookupPath(newpath, { - parent: true - }); - var parent = lookup.node; - if (!parent) { - throw new FS.ErrnoError(44); - } - var newname = PATH.basename(newpath); - var errCode = FS.mayCreate(parent, newname); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!parent.node_ops.symlink) { - throw new FS.ErrnoError(63); - } - return parent.node_ops.symlink(parent, newname, oldpath); - }, - rename(old_path, new_path) { - var old_dirname = PATH.dirname(old_path); - var new_dirname = PATH.dirname(new_path); - var old_name = PATH.basename(old_path); - var new_name = PATH.basename(new_path); - var lookup, old_dir, new_dir; - lookup = FS.lookupPath(old_path, { - parent: true - }); - old_dir = lookup.node; - lookup = FS.lookupPath(new_path, { - parent: true - }); - new_dir = lookup.node; - if (!old_dir || !new_dir) throw new FS.ErrnoError(44); - if (old_dir.mount !== new_dir.mount) { - throw new FS.ErrnoError(75); - } - var old_node = FS.lookupNode(old_dir, old_name); - var relative = PATH_FS.relative(old_path, new_dirname); - if (relative.charAt(0) !== ".") { - throw new FS.ErrnoError(28); - } - relative = PATH_FS.relative(new_path, old_dirname); - if (relative.charAt(0) !== ".") { - throw new FS.ErrnoError(55); - } - var new_node; - try { - new_node = FS.lookupNode(new_dir, new_name); - } catch (e) {} - if (old_node === new_node) { - return; - } - var isdir = FS.isDir(old_node.mode); - var errCode = FS.mayDelete(old_dir, old_name, isdir); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - errCode = new_node ? FS.mayDelete(new_dir, new_name, isdir) : FS.mayCreate(new_dir, new_name); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!old_dir.node_ops.rename) { - throw new FS.ErrnoError(63); - } - if (FS.isMountpoint(old_node) || (new_node && FS.isMountpoint(new_node))) { - throw new FS.ErrnoError(10); - } - if (new_dir !== old_dir) { - errCode = FS.nodePermissions(old_dir, "w"); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - } - FS.hashRemoveNode(old_node); - try { - old_dir.node_ops.rename(old_node, new_dir, new_name); - old_node.parent = new_dir; - } catch (e) { - throw e; - } finally { - FS.hashAddNode(old_node); - } - }, - rmdir(path) { - var lookup = FS.lookupPath(path, { - parent: true - }); - var parent = lookup.node; - var name = PATH.basename(path); - var node = FS.lookupNode(parent, name); - var errCode = FS.mayDelete(parent, name, true); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!parent.node_ops.rmdir) { - throw new FS.ErrnoError(63); - } - if (FS.isMountpoint(node)) { - throw new FS.ErrnoError(10); - } - parent.node_ops.rmdir(parent, name); - FS.destroyNode(node); - }, - readdir(path) { - var lookup = FS.lookupPath(path, { - follow: true - }); - var node = lookup.node; - if (!node.node_ops.readdir) { - throw new FS.ErrnoError(54); - } - return node.node_ops.readdir(node); - }, - unlink(path) { - var lookup = FS.lookupPath(path, { - parent: true - }); - var parent = lookup.node; - if (!parent) { - throw new FS.ErrnoError(44); - } - var name = PATH.basename(path); - var node = FS.lookupNode(parent, name); - var errCode = FS.mayDelete(parent, name, false); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!parent.node_ops.unlink) { - throw new FS.ErrnoError(63); - } - if (FS.isMountpoint(node)) { - throw new FS.ErrnoError(10); - } - parent.node_ops.unlink(parent, name); - FS.destroyNode(node); - }, - readlink(path) { - var lookup = FS.lookupPath(path); - var link = lookup.node; - if (!link) { - throw new FS.ErrnoError(44); - } - if (!link.node_ops.readlink) { - throw new FS.ErrnoError(28); - } - return PATH_FS.resolve(FS.getPath(link.parent), link.node_ops.readlink(link)); - }, - stat(path, dontFollow) { - var lookup = FS.lookupPath(path, { - follow: !dontFollow - }); - var node = lookup.node; - if (!node) { - throw new FS.ErrnoError(44); - } - if (!node.node_ops.getattr) { - throw new FS.ErrnoError(63); - } - return node.node_ops.getattr(node); - }, - lstat(path) { - return FS.stat(path, true); - }, - chmod(path, mode, dontFollow) { - var node; - if (typeof path == "string") { - var lookup = FS.lookupPath(path, { - follow: !dontFollow - }); - node = lookup.node; - } else { - node = path; - } - if (!node.node_ops.setattr) { - throw new FS.ErrnoError(63); - } - node.node_ops.setattr(node, { - mode: (mode & 4095) | (node.mode & ~4095), - timestamp: Date.now() - }); - }, - lchmod(path, mode) { - FS.chmod(path, mode, true); - }, - fchmod(fd, mode) { - var stream = FS.getStreamChecked(fd); - FS.chmod(stream.node, mode); - }, - chown(path, uid, gid, dontFollow) { - var node; - if (typeof path == "string") { - var lookup = FS.lookupPath(path, { - follow: !dontFollow - }); - node = lookup.node; - } else { - node = path; - } - if (!node.node_ops.setattr) { - throw new FS.ErrnoError(63); - } - node.node_ops.setattr(node, { - timestamp: Date.now() - }); - }, - lchown(path, uid, gid) { - FS.chown(path, uid, gid, true); - }, - fchown(fd, uid, gid) { - var stream = FS.getStreamChecked(fd); - FS.chown(stream.node, uid, gid); - }, - truncate(path, len) { - if (len < 0) { - throw new FS.ErrnoError(28); - } - var node; - if (typeof path == "string") { - var lookup = FS.lookupPath(path, { - follow: true - }); - node = lookup.node; - } else { - node = path; - } - if (!node.node_ops.setattr) { - throw new FS.ErrnoError(63); - } - if (FS.isDir(node.mode)) { - throw new FS.ErrnoError(31); - } - if (!FS.isFile(node.mode)) { - throw new FS.ErrnoError(28); - } - var errCode = FS.nodePermissions(node, "w"); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - node.node_ops.setattr(node, { - size: len, - timestamp: Date.now() - }); - }, - ftruncate(fd, len) { - var stream = FS.getStreamChecked(fd); - if ((stream.flags & 2097155) === 0) { - throw new FS.ErrnoError(28); - } - FS.truncate(stream.node, len); - }, - utime(path, atime, mtime) { - var lookup = FS.lookupPath(path, { - follow: true - }); - var node = lookup.node; - node.node_ops.setattr(node, { - timestamp: Math.max(atime, mtime) - }); - }, - open(path, flags, mode) { - if (path === "") { - throw new FS.ErrnoError(44); - } - flags = typeof flags == "string" ? FS_modeStringToFlags(flags) : flags; - if ((flags & 64)) { - mode = typeof mode == "undefined" ? 438 : /* 0666 */ mode; - mode = (mode & 4095) | 32768; - } else { - mode = 0; - } - var node; - if (typeof path == "object") { - node = path; - } else { - path = PATH.normalize(path); - try { - var lookup = FS.lookupPath(path, { - follow: !(flags & 131072) - }); - node = lookup.node; - } catch (e) {} - } - var created = false; - if ((flags & 64)) { - if (node) { - if ((flags & 128)) { - throw new FS.ErrnoError(20); - } - } else { - node = FS.mknod(path, mode, 0); - created = true; - } - } - if (!node) { - throw new FS.ErrnoError(44); - } - if (FS.isChrdev(node.mode)) { - flags &= ~512; - } - if ((flags & 65536) && !FS.isDir(node.mode)) { - throw new FS.ErrnoError(54); - } - if (!created) { - var errCode = FS.mayOpen(node, flags); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - } - if ((flags & 512) && !created) { - FS.truncate(node, 0); - } - flags &= ~(128 | 512 | 131072); - var stream = FS.createStream({ - node: node, - path: FS.getPath(node), - flags: flags, - seekable: true, - position: 0, - stream_ops: node.stream_ops, - ungotten: [], - error: false - }); - if (stream.stream_ops.open) { - stream.stream_ops.open(stream); - } - if (Module["logReadFiles"] && !(flags & 1)) { - if (!FS.readFiles) FS.readFiles = {}; - if (!(path in FS.readFiles)) { - FS.readFiles[path] = 1; - } - } - return stream; - }, - close(stream) { - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if (stream.getdents) stream.getdents = null; - try { - if (stream.stream_ops.close) { - stream.stream_ops.close(stream); - } - } catch (e) { - throw e; - } finally { - FS.closeStream(stream.fd); - } - stream.fd = null; - }, - isClosed(stream) { - return stream.fd === null; - }, - llseek(stream, offset, whence) { - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if (!stream.seekable || !stream.stream_ops.llseek) { - throw new FS.ErrnoError(70); - } - if (whence != 0 && whence != 1 && whence != 2) { - throw new FS.ErrnoError(28); - } - stream.position = stream.stream_ops.llseek(stream, offset, whence); - stream.ungotten = []; - return stream.position; - }, - read(stream, buffer, offset, length, position) { - if (length < 0 || position < 0) { - throw new FS.ErrnoError(28); - } - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if ((stream.flags & 2097155) === 1) { - throw new FS.ErrnoError(8); - } - if (FS.isDir(stream.node.mode)) { - throw new FS.ErrnoError(31); - } - if (!stream.stream_ops.read) { - throw new FS.ErrnoError(28); - } - var seeking = typeof position != "undefined"; - if (!seeking) { - position = stream.position; - } else if (!stream.seekable) { - throw new FS.ErrnoError(70); - } - var bytesRead = stream.stream_ops.read(stream, buffer, offset, length, position); - if (!seeking) stream.position += bytesRead; - return bytesRead; - }, - write(stream, buffer, offset, length, position, canOwn) { - if (length < 0 || position < 0) { - throw new FS.ErrnoError(28); - } - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if ((stream.flags & 2097155) === 0) { - throw new FS.ErrnoError(8); - } - if (FS.isDir(stream.node.mode)) { - throw new FS.ErrnoError(31); - } - if (!stream.stream_ops.write) { - throw new FS.ErrnoError(28); - } - if (stream.seekable && stream.flags & 1024) { - FS.llseek(stream, 0, 2); - } - var seeking = typeof position != "undefined"; - if (!seeking) { - position = stream.position; - } else if (!stream.seekable) { - throw new FS.ErrnoError(70); - } - var bytesWritten = stream.stream_ops.write(stream, buffer, offset, length, position, canOwn); - if (!seeking) stream.position += bytesWritten; - return bytesWritten; - }, - allocate(stream, offset, length) { - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if (offset < 0 || length <= 0) { - throw new FS.ErrnoError(28); - } - if ((stream.flags & 2097155) === 0) { - throw new FS.ErrnoError(8); - } - if (!FS.isFile(stream.node.mode) && !FS.isDir(stream.node.mode)) { - throw new FS.ErrnoError(43); - } - if (!stream.stream_ops.allocate) { - throw new FS.ErrnoError(138); - } - stream.stream_ops.allocate(stream, offset, length); - }, - mmap(stream, length, position, prot, flags) { - if ((prot & 2) !== 0 && (flags & 2) === 0 && (stream.flags & 2097155) !== 2) { - throw new FS.ErrnoError(2); - } - if ((stream.flags & 2097155) === 1) { - throw new FS.ErrnoError(2); - } - if (!stream.stream_ops.mmap) { - throw new FS.ErrnoError(43); - } - return stream.stream_ops.mmap(stream, length, position, prot, flags); - }, - msync(stream, buffer, offset, length, mmapFlags) { - if (!stream.stream_ops.msync) { - return 0; - } - return stream.stream_ops.msync(stream, buffer, offset, length, mmapFlags); - }, - ioctl(stream, cmd, arg) { - if (!stream.stream_ops.ioctl) { - throw new FS.ErrnoError(59); - } - return stream.stream_ops.ioctl(stream, cmd, arg); - }, - readFile(path, opts = {}) { - opts.flags = opts.flags || 0; - opts.encoding = opts.encoding || "binary"; - if (opts.encoding !== "utf8" && opts.encoding !== "binary") { - throw new Error(`Invalid encoding type "${opts.encoding}"`); - } - var ret; - var stream = FS.open(path, opts.flags); - var stat = FS.stat(path); - var length = stat.size; - var buf = new Uint8Array(length); - FS.read(stream, buf, 0, length, 0); - if (opts.encoding === "utf8") { - ret = UTF8ArrayToString(buf, 0); - } else if (opts.encoding === "binary") { - ret = buf; - } - FS.close(stream); - return ret; - }, - writeFile(path, data, opts = {}) { - opts.flags = opts.flags || 577; - var stream = FS.open(path, opts.flags, opts.mode); - if (typeof data == "string") { - var buf = new Uint8Array(lengthBytesUTF8(data) + 1); - var actualNumBytes = stringToUTF8Array(data, buf, 0, buf.length); - FS.write(stream, buf, 0, actualNumBytes, undefined, opts.canOwn); - } else if (ArrayBuffer.isView(data)) { - FS.write(stream, data, 0, data.byteLength, undefined, opts.canOwn); - } else { - throw new Error("Unsupported data type"); - } - FS.close(stream); - }, - cwd: () => FS.currentPath, - chdir(path) { - var lookup = FS.lookupPath(path, { - follow: true - }); - if (lookup.node === null) { - throw new FS.ErrnoError(44); - } - if (!FS.isDir(lookup.node.mode)) { - throw new FS.ErrnoError(54); - } - var errCode = FS.nodePermissions(lookup.node, "x"); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - FS.currentPath = lookup.path; - }, - createDefaultDirectories() { - FS.mkdir("/tmp"); - FS.mkdir("/home"); - FS.mkdir("/home/web_user"); - }, - createDefaultDevices() { - FS.mkdir("/dev"); - FS.registerDevice(FS.makedev(1, 3), { - read: () => 0, - write: (stream, buffer, offset, length, pos) => length - }); - FS.mkdev("/dev/null", FS.makedev(1, 3)); - TTY.register(FS.makedev(5, 0), TTY.default_tty_ops); - TTY.register(FS.makedev(6, 0), TTY.default_tty1_ops); - FS.mkdev("/dev/tty", FS.makedev(5, 0)); - FS.mkdev("/dev/tty1", FS.makedev(6, 0)); - var randomBuffer = new Uint8Array(1024), randomLeft = 0; - var randomByte = () => { - if (randomLeft === 0) { - randomLeft = randomFill(randomBuffer).byteLength; - } - return randomBuffer[--randomLeft]; - }; - FS.createDevice("/dev", "random", randomByte); - FS.createDevice("/dev", "urandom", randomByte); - FS.mkdir("/dev/shm"); - FS.mkdir("/dev/shm/tmp"); - }, - createSpecialDirectories() { - FS.mkdir("/proc"); - var proc_self = FS.mkdir("/proc/self"); - FS.mkdir("/proc/self/fd"); - FS.mount({ - mount() { - var node = FS.createNode(proc_self, "fd", 16384 | 511, /* 0777 */ 73); - node.node_ops = { - lookup(parent, name) { - var fd = +name; - var stream = FS.getStreamChecked(fd); - var ret = { - parent: null, - mount: { - mountpoint: "fake" - }, - node_ops: { - readlink: () => stream.path - } - }; - ret.parent = ret; - return ret; - } - }; - return node; - } - }, {}, "/proc/self/fd"); - }, - createStandardStreams() { - if (Module["stdin"]) { - FS.createDevice("/dev", "stdin", Module["stdin"]); - } else { - FS.symlink("/dev/tty", "/dev/stdin"); - } - if (Module["stdout"]) { - FS.createDevice("/dev", "stdout", null, Module["stdout"]); - } else { - FS.symlink("/dev/tty", "/dev/stdout"); - } - if (Module["stderr"]) { - FS.createDevice("/dev", "stderr", null, Module["stderr"]); - } else { - FS.symlink("/dev/tty1", "/dev/stderr"); - } - var stdin = FS.open("/dev/stdin", 0); - var stdout = FS.open("/dev/stdout", 1); - var stderr = FS.open("/dev/stderr", 1); - }, - staticInit() { - [ 44 ].forEach(code => { - FS.genericErrors[code] = new FS.ErrnoError(code); - FS.genericErrors[code].stack = ""; - }); - FS.nameTable = new Array(4096); - FS.mount(MEMFS, {}, "/"); - FS.createDefaultDirectories(); - FS.createDefaultDevices(); - FS.createSpecialDirectories(); - FS.filesystems = { - "MEMFS": MEMFS, - "NODEFS": NODEFS, - "PROXYFS": PROXYFS - }; - }, - init(input, output, error) { - FS.init.initialized = true; - Module["stdin"] = input || Module["stdin"]; - Module["stdout"] = output || Module["stdout"]; - Module["stderr"] = error || Module["stderr"]; - FS.createStandardStreams(); - }, - quit() { - FS.init.initialized = false; - _fflush(0); - for (var i = 0; i < FS.streams.length; i++) { - var stream = FS.streams[i]; - if (!stream) { - continue; - } - FS.close(stream); - } - }, - findObject(path, dontResolveLastLink) { - var ret = FS.analyzePath(path, dontResolveLastLink); - if (!ret.exists) { - return null; - } - return ret.object; - }, - analyzePath(path, dontResolveLastLink) { - try { - var lookup = FS.lookupPath(path, { - follow: !dontResolveLastLink - }); - path = lookup.path; - } catch (e) {} - var ret = { - isRoot: false, - exists: false, - error: 0, - name: null, - path: null, - object: null, - parentExists: false, - parentPath: null, - parentObject: null - }; - try { - var lookup = FS.lookupPath(path, { - parent: true - }); - ret.parentExists = true; - ret.parentPath = lookup.path; - ret.parentObject = lookup.node; - ret.name = PATH.basename(path); - lookup = FS.lookupPath(path, { - follow: !dontResolveLastLink - }); - ret.exists = true; - ret.path = lookup.path; - ret.object = lookup.node; - ret.name = lookup.node.name; - ret.isRoot = lookup.path === "/"; - } catch (e) { - ret.error = e.errno; - } - return ret; - }, - createPath(parent, path, canRead, canWrite) { - parent = typeof parent == "string" ? parent : FS.getPath(parent); - var parts = path.split("/").reverse(); - while (parts.length) { - var part = parts.pop(); - if (!part) continue; - var current = PATH.join2(parent, part); - try { - FS.mkdir(current); - } catch (e) {} - parent = current; - } - return current; - }, - createFile(parent, name, properties, canRead, canWrite) { - var path = PATH.join2(typeof parent == "string" ? parent : FS.getPath(parent), name); - var mode = FS_getMode(canRead, canWrite); - return FS.create(path, mode); - }, - createDataFile(parent, name, data, canRead, canWrite, canOwn) { - var path = name; - if (parent) { - parent = typeof parent == "string" ? parent : FS.getPath(parent); - path = name ? PATH.join2(parent, name) : parent; - } - var mode = FS_getMode(canRead, canWrite); - var node = FS.create(path, mode); - if (data) { - if (typeof data == "string") { - var arr = new Array(data.length); - for (var i = 0, len = data.length; i < len; ++i) arr[i] = data.charCodeAt(i); - data = arr; - } - FS.chmod(node, mode | 146); - var stream = FS.open(node, 577); - FS.write(stream, data, 0, data.length, 0, canOwn); - FS.close(stream); - FS.chmod(node, mode); - } - }, - createDevice(parent, name, input, output) { - var path = PATH.join2(typeof parent == "string" ? parent : FS.getPath(parent), name); - var mode = FS_getMode(!!input, !!output); - if (!FS.createDevice.major) FS.createDevice.major = 64; - var dev = FS.makedev(FS.createDevice.major++, 0); - FS.registerDevice(dev, { - open(stream) { - stream.seekable = false; - }, - close(stream) { - if (output?.buffer?.length) { - output(10); - } - }, - read(stream, buffer, offset, length, pos) { - /* ignored */ var bytesRead = 0; - for (var i = 0; i < length; i++) { - var result; - try { - result = input(); - } catch (e) { - throw new FS.ErrnoError(29); - } - if (result === undefined && bytesRead === 0) { - throw new FS.ErrnoError(6); - } - if (result === null || result === undefined) break; - bytesRead++; - buffer[offset + i] = result; - } - if (bytesRead) { - stream.node.timestamp = Date.now(); - } - return bytesRead; - }, - write(stream, buffer, offset, length, pos) { - for (var i = 0; i < length; i++) { - try { - output(buffer[offset + i]); - } catch (e) { - throw new FS.ErrnoError(29); - } - } - if (length) { - stream.node.timestamp = Date.now(); - } - return i; - } - }); - return FS.mkdev(path, mode, dev); - }, - forceLoadFile(obj) { - if (obj.isDevice || obj.isFolder || obj.link || obj.contents) return true; - if (typeof XMLHttpRequest != "undefined") { - throw new Error("Lazy loading should have been performed (contents set) in createLazyFile, but it was not. Lazy loading only works in web workers. Use --embed-file or --preload-file in emcc on the main thread."); - } else if (read_) { - try { - obj.contents = intArrayFromString(read_(obj.url), true); - obj.usedBytes = obj.contents.length; - } catch (e) { - throw new FS.ErrnoError(29); - } - } else { - throw new Error("Cannot load without read() or XMLHttpRequest."); - } - }, - createLazyFile(parent, name, url, canRead, canWrite) { - class LazyUint8Array { - constructor() { - this.lengthKnown = false; - this.chunks = []; - } - get(idx) { - if (idx > this.length - 1 || idx < 0) { - return undefined; - } - var chunkOffset = idx % this.chunkSize; - var chunkNum = (idx / this.chunkSize) | 0; - return this.getter(chunkNum)[chunkOffset]; - } - setDataGetter(getter) { - this.getter = getter; - } - cacheLength() { - var xhr = new XMLHttpRequest; - xhr.open("HEAD", url, false); - xhr.send(null); - if (!(xhr.status >= 200 && xhr.status < 300 || xhr.status === 304)) throw new Error("Couldn't load " + url + ". Status: " + xhr.status); - var datalength = Number(xhr.getResponseHeader("Content-length")); - var header; - var hasByteServing = (header = xhr.getResponseHeader("Accept-Ranges")) && header === "bytes"; - var usesGzip = (header = xhr.getResponseHeader("Content-Encoding")) && header === "gzip"; - var chunkSize = 1024 * 1024; - if (!hasByteServing) chunkSize = datalength; - var doXHR = (from, to) => { - if (from > to) throw new Error("invalid range (" + from + ", " + to + ") or no bytes requested!"); - if (to > datalength - 1) throw new Error("only " + datalength + " bytes available! programmer error!"); - var xhr = new XMLHttpRequest; - xhr.open("GET", url, false); - if (datalength !== chunkSize) xhr.setRequestHeader("Range", "bytes=" + from + "-" + to); - xhr.responseType = "arraybuffer"; - if (xhr.overrideMimeType) { - xhr.overrideMimeType("text/plain; charset=x-user-defined"); - } - xhr.send(null); - if (!(xhr.status >= 200 && xhr.status < 300 || xhr.status === 304)) throw new Error("Couldn't load " + url + ". Status: " + xhr.status); - if (xhr.response !== undefined) { - return new Uint8Array(/** @type{Array} */ (xhr.response || [])); - } - return intArrayFromString(xhr.responseText || "", true); - }; - var lazyArray = this; - lazyArray.setDataGetter(chunkNum => { - var start = chunkNum * chunkSize; - var end = (chunkNum + 1) * chunkSize - 1; - end = Math.min(end, datalength - 1); - if (typeof lazyArray.chunks[chunkNum] == "undefined") { - lazyArray.chunks[chunkNum] = doXHR(start, end); - } - if (typeof lazyArray.chunks[chunkNum] == "undefined") throw new Error("doXHR failed!"); - return lazyArray.chunks[chunkNum]; - }); - if (usesGzip || !datalength) { - chunkSize = datalength = 1; - datalength = this.getter(0).length; - chunkSize = datalength; - out("LazyFiles on gzip forces download of the whole file when length is accessed"); - } - this._length = datalength; - this._chunkSize = chunkSize; - this.lengthKnown = true; - } - get length() { - if (!this.lengthKnown) { - this.cacheLength(); - } - return this._length; - } - get chunkSize() { - if (!this.lengthKnown) { - this.cacheLength(); - } - return this._chunkSize; - } - } - if (typeof XMLHttpRequest != "undefined") { - if (!ENVIRONMENT_IS_WORKER) throw "Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc"; - var lazyArray = new LazyUint8Array; - var properties = { - isDevice: false, - contents: lazyArray - }; - } else { - var properties = { - isDevice: false, - url: url - }; - } - var node = FS.createFile(parent, name, properties, canRead, canWrite); - if (properties.contents) { - node.contents = properties.contents; - } else if (properties.url) { - node.contents = null; - node.url = properties.url; - } - Object.defineProperties(node, { - usedBytes: { - get: function() { - return this.contents.length; - } - } - }); - var stream_ops = {}; - var keys = Object.keys(node.stream_ops); - keys.forEach(key => { - var fn = node.stream_ops[key]; - stream_ops[key] = (...args) => { - FS.forceLoadFile(node); - return fn(...args); - }; - }); - function writeChunks(stream, buffer, offset, length, position) { - var contents = stream.node.contents; - if (position >= contents.length) return 0; - var size = Math.min(contents.length - position, length); - if (contents.slice) { - for (var i = 0; i < size; i++) { - buffer[offset + i] = contents[position + i]; - } - } else { - for (var i = 0; i < size; i++) { - buffer[offset + i] = contents.get(position + i); - } - } - return size; - } - stream_ops.read = (stream, buffer, offset, length, position) => { - FS.forceLoadFile(node); - return writeChunks(stream, buffer, offset, length, position); - }; - stream_ops.mmap = (stream, length, position, prot, flags) => { - FS.forceLoadFile(node); - var ptr = mmapAlloc(length); - if (!ptr) { - throw new FS.ErrnoError(48); - } - writeChunks(stream, HEAP8, ptr, length, position); - return { - ptr: ptr, - allocated: true - }; - }; - node.stream_ops = stream_ops; - return node; - } -}; - -Module["FS"] = FS; - -var SOCKFS = { - mount(mount) { - Module["websocket"] = (Module["websocket"] && ("object" === typeof Module["websocket"])) ? Module["websocket"] : {}; - Module["websocket"]._callbacks = {}; - Module["websocket"]["on"] = /** @this{Object} */ function(event, callback) { - if ("function" === typeof callback) { - this._callbacks[event] = callback; - } - return this; - }; - Module["websocket"].emit = /** @this{Object} */ function(event, param) { - if ("function" === typeof this._callbacks[event]) { - this._callbacks[event].call(this, param); - } - }; - return FS.createNode(null, "/", 16384 | 511, /* 0777 */ 0); - }, - createSocket(family, type, protocol) { - type &= ~526336; - var streaming = type == 1; - if (streaming && protocol && protocol != 6) { - throw new FS.ErrnoError(66); - } - var sock = { - family: family, - type: type, - protocol: protocol, - server: null, - error: null, - peers: {}, - pending: [], - recv_queue: [], - sock_ops: SOCKFS.websocket_sock_ops - }; - var name = SOCKFS.nextname(); - var node = FS.createNode(SOCKFS.root, name, 49152, 0); - node.sock = sock; - var stream = FS.createStream({ - path: name, - node: node, - flags: 2, - seekable: false, - stream_ops: SOCKFS.stream_ops - }); - sock.stream = stream; - return sock; - }, - getSocket(fd) { - var stream = FS.getStream(fd); - if (!stream || !FS.isSocket(stream.node.mode)) { - return null; - } - return stream.node.sock; - }, - stream_ops: { - poll(stream) { - var sock = stream.node.sock; - return sock.sock_ops.poll(sock); - }, - ioctl(stream, request, varargs) { - var sock = stream.node.sock; - return sock.sock_ops.ioctl(sock, request, varargs); - }, - read(stream, buffer, offset, length, position) { - /* ignored */ var sock = stream.node.sock; - var msg = sock.sock_ops.recvmsg(sock, length); - if (!msg) { - return 0; - } - buffer.set(msg.buffer, offset); - return msg.buffer.length; - }, - write(stream, buffer, offset, length, position) { - /* ignored */ var sock = stream.node.sock; - return sock.sock_ops.sendmsg(sock, buffer, offset, length); - }, - close(stream) { - var sock = stream.node.sock; - sock.sock_ops.close(sock); - } - }, - nextname() { - if (!SOCKFS.nextname.current) { - SOCKFS.nextname.current = 0; - } - return "socket[" + (SOCKFS.nextname.current++) + "]"; - }, - websocket_sock_ops: { - createPeer(sock, addr, port) { - var ws; - if (typeof addr == "object") { - ws = addr; - addr = null; - port = null; - } - if (ws) { - if (ws._socket) { - addr = ws._socket.remoteAddress; - port = ws._socket.remotePort; - } else { - var result = /ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url); - if (!result) { - throw new Error("WebSocket URL must be in the format ws(s)://address:port"); - } - addr = result[1]; - port = parseInt(result[2], 10); - } - } else { - try { - var runtimeConfig = (Module["websocket"] && ("object" === typeof Module["websocket"])); - var url = "ws:#".replace("#", "//"); - if (runtimeConfig) { - if("function"===typeof Module["websocket"]["url"]) { -url = Module["websocket"]["url"](...arguments); -}else if ("string" === typeof Module["websocket"]["url"]) { - url = Module["websocket"]["url"]; - } - } - if (url === "ws://" || url === "wss://") { - var parts = addr.split("/"); - url = url + parts[0] + ":" + port + "/" + parts.slice(1).join("/"); - } - var subProtocols = "binary"; - if (runtimeConfig) { - if ("string" === typeof Module["websocket"]["subprotocol"]) { - subProtocols = Module["websocket"]["subprotocol"]; - } - } - var opts = undefined; - if (subProtocols !== "null") { - subProtocols = subProtocols.replace(/^ +| +$/g, "").split(/ *, */); - opts = subProtocols; - } - if (runtimeConfig && null === Module["websocket"]["subprotocol"]) { - subProtocols = "null"; - opts = undefined; - } - var WebSocketConstructor; - if (ENVIRONMENT_IS_NODE) { - WebSocketConstructor = /** @type{(typeof WebSocket)} */ (require("ws")); - } else { - WebSocketConstructor = WebSocket; - } - if (Module['websocket']['decorator']) {WebSocketConstructor = Module['websocket']['decorator'](WebSocketConstructor);}ws = new WebSocketConstructor(url, opts); - ws.binaryType = "arraybuffer"; - } catch (e) { - throw new FS.ErrnoError(23); - } - } - var peer = { - addr: addr, - port: port, - socket: ws, - dgram_send_queue: [] - }; - SOCKFS.websocket_sock_ops.addPeer(sock, peer); - SOCKFS.websocket_sock_ops.handlePeerEvents(sock, peer); - if (sock.type === 2 && typeof sock.sport != "undefined") { - peer.dgram_send_queue.push(new Uint8Array([ 255, 255, 255, 255, "p".charCodeAt(0), "o".charCodeAt(0), "r".charCodeAt(0), "t".charCodeAt(0), ((sock.sport & 65280) >> 8), (sock.sport & 255) ])); - } - return peer; - }, - getPeer(sock, addr, port) { - return sock.peers[addr + ":" + port]; - }, - addPeer(sock, peer) { - sock.peers[peer.addr + ":" + peer.port] = peer; - }, - removePeer(sock, peer) { - delete sock.peers[peer.addr + ":" + peer.port]; - }, - handlePeerEvents(sock, peer) { - var first = true; - var handleOpen = function() { - Module["websocket"].emit("open", sock.stream.fd); - try { - var queued = peer.dgram_send_queue.shift(); - while (queued) { - peer.socket.send(queued); - queued = peer.dgram_send_queue.shift(); - } - } catch (e) { - peer.socket.close(); - } - }; - function handleMessage(data) { - if (typeof data == "string") { - var encoder = new TextEncoder; - data = encoder.encode(data); - } else { - assert(data.byteLength !== undefined); - if (data.byteLength == 0) { - return; - } - data = new Uint8Array(data); - } - var wasfirst = first; - first = false; - if (wasfirst && data.length === 10 && data[0] === 255 && data[1] === 255 && data[2] === 255 && data[3] === 255 && data[4] === "p".charCodeAt(0) && data[5] === "o".charCodeAt(0) && data[6] === "r".charCodeAt(0) && data[7] === "t".charCodeAt(0)) { - var newport = ((data[8] << 8) | data[9]); - SOCKFS.websocket_sock_ops.removePeer(sock, peer); - peer.port = newport; - SOCKFS.websocket_sock_ops.addPeer(sock, peer); - return; - } - sock.recv_queue.push({ - addr: peer.addr, - port: peer.port, - data: data - }); - Module["websocket"].emit("message", sock.stream.fd); - } - if (ENVIRONMENT_IS_NODE) { - peer.socket.on("open", handleOpen); - peer.socket.on("message", function(data, isBinary) { - if (!isBinary) { - return; - } - handleMessage((new Uint8Array(data)).buffer); - }); - peer.socket.on("close", function() { - Module["websocket"].emit("close", sock.stream.fd); - }); - peer.socket.on("error", function(error) { - sock.error = 14; - Module["websocket"].emit("error", [ sock.stream.fd, sock.error, "ECONNREFUSED: Connection refused" ]); - }); - } else { - peer.socket.onopen = handleOpen; - peer.socket.onclose = function() { - Module["websocket"].emit("close", sock.stream.fd); - }; - peer.socket.onmessage = function peer_socket_onmessage(event) { - handleMessage(event.data); - }; - peer.socket.onerror = function(error) { - sock.error = 14; - Module["websocket"].emit("error", [ sock.stream.fd, sock.error, "ECONNREFUSED: Connection refused" ]); - }; - } - }, - poll(sock) { - if (sock.type === 1 && sock.server) { - return sock.pending.length ? (64 | 1) : 0; - } - var mask = 0; - var dest = sock.type === 1 ? SOCKFS.websocket_sock_ops.getPeer(sock, sock.daddr, sock.dport) : null; - if (sock.recv_queue.length || !dest || (dest && dest.socket.readyState === dest.socket.CLOSING) || (dest && dest.socket.readyState === dest.socket.CLOSED)) { - mask |= (64 | 1); - } - if (!dest || (dest && dest.socket.readyState === dest.socket.OPEN)) { - mask |= 4; - } - if ((dest && dest.socket.readyState === dest.socket.CLOSING) || (dest && dest.socket.readyState === dest.socket.CLOSED)) { - mask |= 16; - } - return mask; - }, - ioctl(sock, request, arg) { - switch (request) { - case 21531: - var bytes = 0; - if (sock.recv_queue.length) { - bytes = sock.recv_queue[0].data.length; - } - HEAP32[((arg) >> 2)] = bytes; - return 0; - - default: - return 28; - } - }, - close(sock) { - if (sock.server) { - try { - sock.server.close(); - } catch (e) {} - sock.server = null; - } - var peers = Object.keys(sock.peers); - for (var i = 0; i < peers.length; i++) { - var peer = sock.peers[peers[i]]; - try { - peer.socket.close(); - } catch (e) {} - SOCKFS.websocket_sock_ops.removePeer(sock, peer); - } - return 0; - }, - bind(sock, addr, port) { - if (typeof sock.saddr != "undefined" || typeof sock.sport != "undefined") { - throw new FS.ErrnoError(28); - } - sock.saddr = addr; - sock.sport = port; - if (sock.type === 2) { - if (sock.server) { - sock.server.close(); - sock.server = null; - } - try { - sock.sock_ops.listen(sock, 0); - } catch (e) { - if (!(e.name === "ErrnoError")) throw e; - if (e.errno !== 138) throw e; - } - } - }, - connect(sock, addr, port) { - if (sock.server) { - throw new FS.ErrnoError(138); - } - if (typeof sock.daddr != "undefined" && typeof sock.dport != "undefined") { - var dest = SOCKFS.websocket_sock_ops.getPeer(sock, sock.daddr, sock.dport); - if (dest) { - if (dest.socket.readyState === dest.socket.CONNECTING) { - throw new FS.ErrnoError(7); - } else { - throw new FS.ErrnoError(30); - } - } - } - var peer = SOCKFS.websocket_sock_ops.createPeer(sock, addr, port); - sock.daddr = peer.addr; - sock.dport = peer.port; - throw new FS.ErrnoError(26); - }, - listen(sock, backlog) { - if (!ENVIRONMENT_IS_NODE) { - throw new FS.ErrnoError(138); - } - if (sock.server) { - throw new FS.ErrnoError(28); - } - var WebSocketServer = require("ws").Server; - var host = sock.saddr; - if (Module['websocket']['serverDecorator']) {WebSocketServer = Module['websocket']['serverDecorator'](WebSocketServer);}sock.server = new WebSocketServer({ - host: host, - port: sock.sport - }); - Module["websocket"].emit("listen", sock.stream.fd); - sock.server.on("connection", function(ws) { - if (sock.type === 1) { - var newsock = SOCKFS.createSocket(sock.family, sock.type, sock.protocol); - var peer = SOCKFS.websocket_sock_ops.createPeer(newsock, ws); - newsock.daddr = peer.addr; - newsock.dport = peer.port; - sock.pending.push(newsock); - Module["websocket"].emit("connection", newsock.stream.fd); - } else { - SOCKFS.websocket_sock_ops.createPeer(sock, ws); - Module["websocket"].emit("connection", sock.stream.fd); - } - }); - sock.server.on("close", function() { - Module["websocket"].emit("close", sock.stream.fd); - sock.server = null; - }); - sock.server.on("error", function(error) { - sock.error = 23; - Module["websocket"].emit("error", [ sock.stream.fd, sock.error, "EHOSTUNREACH: Host is unreachable" ]); - }); - }, - accept(listensock) { - if (!listensock.server || !listensock.pending.length) { - throw new FS.ErrnoError(28); - } - var newsock = listensock.pending.shift(); - newsock.stream.flags = listensock.stream.flags; - return newsock; - }, - getname(sock, peer) { - var addr, port; - if (peer) { - if (sock.daddr === undefined || sock.dport === undefined) { - throw new FS.ErrnoError(53); - } - addr = sock.daddr; - port = sock.dport; - } else { - addr = sock.saddr || 0; - port = sock.sport || 0; - } - return { - addr: addr, - port: port - }; - }, - sendmsg(sock, buffer, offset, length, addr, port) { - if (sock.type === 2) { - if (addr === undefined || port === undefined) { - addr = sock.daddr; - port = sock.dport; - } - if (addr === undefined || port === undefined) { - throw new FS.ErrnoError(17); - } - } else { - addr = sock.daddr; - port = sock.dport; - } - var dest = SOCKFS.websocket_sock_ops.getPeer(sock, addr, port); - if (sock.type === 1) { - if (!dest || dest.socket.readyState === dest.socket.CLOSING || dest.socket.readyState === dest.socket.CLOSED) { - throw new FS.ErrnoError(53); - } else if (dest.socket.readyState === dest.socket.CONNECTING) { - throw new FS.ErrnoError(6); - } - } - if (ArrayBuffer.isView(buffer)) { - offset += buffer.byteOffset; - buffer = buffer.buffer; - } - var data; - data = buffer.slice(offset, offset + length); - if (sock.type === 2) { - if (!dest || dest.socket.readyState !== dest.socket.OPEN) { - if (!dest || dest.socket.readyState === dest.socket.CLOSING || dest.socket.readyState === dest.socket.CLOSED) { - dest = SOCKFS.websocket_sock_ops.createPeer(sock, addr, port); - } - dest.dgram_send_queue.push(data); - return length; - } - } - try { - dest.socket.send(data); - return length; - } catch (e) { - throw new FS.ErrnoError(28); - } - }, - recvmsg(sock, length, flags) { - if (sock.type === 1 && sock.server) { - throw new FS.ErrnoError(53); - } - var queued = sock.recv_queue.shift(); - if (!queued) { - if (sock.type === 1) { - var dest = SOCKFS.websocket_sock_ops.getPeer(sock, sock.daddr, sock.dport); - if (!dest) { - throw new FS.ErrnoError(53); - } - if (dest.socket.readyState === dest.socket.CLOSING || dest.socket.readyState === dest.socket.CLOSED) { - return null; - } - throw new FS.ErrnoError(6); - } - throw new FS.ErrnoError(6); - } - var queuedLength = queued.data.byteLength || queued.data.length; - var queuedOffset = queued.data.byteOffset || 0; - var queuedBuffer = queued.data.buffer || queued.data; - var bytesRead = Math.min(length, queuedLength); - var res = { - buffer: new Uint8Array(queuedBuffer, queuedOffset, bytesRead), - addr: queued.addr, - port: queued.port - }; - if (flags&2) {bytesRead = 0;} if (sock.type === 1 && bytesRead < queuedLength) { - var bytesRemaining = queuedLength - bytesRead; - queued.data = new Uint8Array(queuedBuffer, queuedOffset + bytesRead, bytesRemaining); - sock.recv_queue.unshift(queued); - } - return res; - } - } -}; - -var getSocketFromFD = fd => { - var socket = SOCKFS.getSocket(fd); - if (!socket) throw new FS.ErrnoError(8); - return socket; -}; - -var inetPton4 = str => { - var b = str.split("."); - for (var i = 0; i < 4; i++) { - var tmp = Number(b[i]); - if (isNaN(tmp)) return null; - b[i] = tmp; - } - return (b[0] | (b[1] << 8) | (b[2] << 16) | (b[3] << 24)) >>> 0; -}; - -/** @suppress {checkTypes} */ var jstoi_q = str => parseInt(str); - -var inetPton6 = str => { - var words; - var w, offset, z; - /* http://home.deds.nl/~aeron/regex/ */ var valid6regx = /^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i; - var parts = []; - if (!valid6regx.test(str)) { - return null; - } - if (str === "::") { - return [ 0, 0, 0, 0, 0, 0, 0, 0 ]; - } - if (str.startsWith("::")) { - str = str.replace("::", "Z:"); - } else { - str = str.replace("::", ":Z:"); - } - if (str.indexOf(".") > 0) { - str = str.replace(new RegExp("[.]", "g"), ":"); - words = str.split(":"); - words[words.length - 4] = jstoi_q(words[words.length - 4]) + jstoi_q(words[words.length - 3]) * 256; - words[words.length - 3] = jstoi_q(words[words.length - 2]) + jstoi_q(words[words.length - 1]) * 256; - words = words.slice(0, words.length - 2); - } else { - words = str.split(":"); - } - offset = 0; - z = 0; - for (w = 0; w < words.length; w++) { - if (typeof words[w] == "string") { - if (words[w] === "Z") { - for (z = 0; z < (8 - words.length + 1); z++) { - parts[w + z] = 0; - } - offset = z - 1; - } else { - parts[w + offset] = _htons(parseInt(words[w], 16)); - } - } else { - parts[w + offset] = words[w]; - } - } - return [ (parts[1] << 16) | parts[0], (parts[3] << 16) | parts[2], (parts[5] << 16) | parts[4], (parts[7] << 16) | parts[6] ]; -}; - -/** @param {number=} addrlen */ var writeSockaddr = (sa, family, addr, port, addrlen) => { - switch (family) { - case 2: - addr = inetPton4(addr); - zeroMemory(sa, 16); - if (addrlen) { - HEAP32[((addrlen) >> 2)] = 16; - } - HEAP16[((sa) >> 1)] = family; - HEAP32[(((sa) + (4)) >> 2)] = addr; - HEAP16[(((sa) + (2)) >> 1)] = _htons(port); - break; - - case 10: - addr = inetPton6(addr); - zeroMemory(sa, 28); - if (addrlen) { - HEAP32[((addrlen) >> 2)] = 28; - } - HEAP32[((sa) >> 2)] = family; - HEAP32[(((sa) + (8)) >> 2)] = addr[0]; - HEAP32[(((sa) + (12)) >> 2)] = addr[1]; - HEAP32[(((sa) + (16)) >> 2)] = addr[2]; - HEAP32[(((sa) + (20)) >> 2)] = addr[3]; - HEAP16[(((sa) + (2)) >> 1)] = _htons(port); - break; - - default: - return 5; - } - return 0; -}; - -var DNS = { - address_map: { - id: 1, - addrs: {}, - names: {} - }, - lookup_name(name) { - var res = inetPton4(name); - if (res !== null) { - return name; - } - res = inetPton6(name); - if (res !== null) { - return name; - } - var addr; - if (DNS.address_map.addrs[name]) { - addr = DNS.address_map.addrs[name]; - } else { - var id = DNS.address_map.id++; - assert(id < 65535, "exceeded max address mappings of 65535"); - addr = "172.29." + (id & 255) + "." + (id & 65280); - DNS.address_map.names[addr] = name; - DNS.address_map.addrs[name] = addr; - } - return addr; - }, - lookup_addr(addr) { - if (DNS.address_map.names[addr]) { - return DNS.address_map.names[addr]; - } - return null; - } -}; - -function ___syscall_accept4(fd, addr, addrlen, flags, d1, d2) { - try { - var sock = getSocketFromFD(fd); - var newsock = sock.sock_ops.accept(sock); - if (addr) { - var errno = writeSockaddr(addr, newsock.family, DNS.lookup_name(newsock.daddr), newsock.dport, addrlen); - } - return newsock.stream.fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var inetNtop4 = addr => (addr & 255) + "." + ((addr >> 8) & 255) + "." + ((addr >> 16) & 255) + "." + ((addr >> 24) & 255); - -var inetNtop6 = ints => { - var str = ""; - var word = 0; - var longest = 0; - var lastzero = 0; - var zstart = 0; - var len = 0; - var i = 0; - var parts = [ ints[0] & 65535, (ints[0] >> 16), ints[1] & 65535, (ints[1] >> 16), ints[2] & 65535, (ints[2] >> 16), ints[3] & 65535, (ints[3] >> 16) ]; - var hasipv4 = true; - var v4part = ""; - for (i = 0; i < 5; i++) { - if (parts[i] !== 0) { - hasipv4 = false; - break; - } - } - if (hasipv4) { - v4part = inetNtop4(parts[6] | (parts[7] << 16)); - if (parts[5] === -1) { - str = "::ffff:"; - str += v4part; - return str; - } - if (parts[5] === 0) { - str = "::"; - if (v4part === "0.0.0.0") v4part = ""; - if (v4part === "0.0.0.1") v4part = "1"; - str += v4part; - return str; - } - } - for (word = 0; word < 8; word++) { - if (parts[word] === 0) { - if (word - lastzero > 1) { - len = 0; - } - lastzero = word; - len++; - } - if (len > longest) { - longest = len; - zstart = word - longest + 1; - } - } - for (word = 0; word < 8; word++) { - if (longest > 1) { - if (parts[word] === 0 && word >= zstart && word < (zstart + longest)) { - if (word === zstart) { - str += ":"; - if (zstart === 0) str += ":"; - } - continue; - } - } - str += Number(_ntohs(parts[word] & 65535)).toString(16); - str += word < 7 ? ":" : ""; - } - return str; -}; - -var readSockaddr = (sa, salen) => { - var family = HEAP16[((sa) >> 1)]; - var port = _ntohs(HEAPU16[(((sa) + (2)) >> 1)]); - var addr; - switch (family) { - case 2: - if (salen !== 16) { - return { - errno: 28 - }; - } - addr = HEAP32[(((sa) + (4)) >> 2)]; - addr = inetNtop4(addr); - break; - - case 10: - if (salen !== 28) { - return { - errno: 28 - }; - } - addr = [ HEAP32[(((sa) + (8)) >> 2)], HEAP32[(((sa) + (12)) >> 2)], HEAP32[(((sa) + (16)) >> 2)], HEAP32[(((sa) + (20)) >> 2)] ]; - addr = inetNtop6(addr); - break; - - default: - return { - errno: 5 - }; - } - return { - family: family, - addr: addr, - port: port - }; -}; - -/** @param {boolean=} allowNull */ var getSocketAddress = (addrp, addrlen, allowNull) => { - if (allowNull && addrp === 0) return null; - var info = readSockaddr(addrp, addrlen); - if (info.errno) throw new FS.ErrnoError(info.errno); - info.addr = DNS.lookup_addr(info.addr) || info.addr; - return info; -}; - -function ___syscall_bind(fd, addr, addrlen, d1, d2, d3) { - try { - var sock = getSocketFromFD(fd); - var info = getSocketAddress(addr, addrlen); - sock.sock_ops.bind(sock, info.addr, info.port); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var SYSCALLS = { - DEFAULT_POLLMASK: 5, - calculateAt(dirfd, path, allowEmpty) { - if (PATH.isAbs(path)) { - return path; - } - var dir; - if (dirfd === -100) { - dir = FS.cwd(); - } else { - var dirstream = SYSCALLS.getStreamFromFD(dirfd); - dir = dirstream.path; - } - if (path.length == 0) { - if (!allowEmpty) { - throw new FS.ErrnoError(44); - } - return dir; - } - return PATH.join2(dir, path); - }, - doStat(func, path, buf) { - var stat = func(path); - HEAP32[((buf) >> 2)] = stat.dev; - HEAP32[(((buf) + (4)) >> 2)] = stat.mode; - HEAPU32[(((buf) + (8)) >> 2)] = stat.nlink; - HEAP32[(((buf) + (12)) >> 2)] = stat.uid; - HEAP32[(((buf) + (16)) >> 2)] = stat.gid; - HEAP32[(((buf) + (20)) >> 2)] = stat.rdev; - (tempI64 = [ stat.size >>> 0, (tempDouble = stat.size, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (24)) >> 2)] = tempI64[0], HEAP32[(((buf) + (28)) >> 2)] = tempI64[1]); - HEAP32[(((buf) + (32)) >> 2)] = 4096; - HEAP32[(((buf) + (36)) >> 2)] = stat.blocks; - var atime = stat.atime.getTime(); - var mtime = stat.mtime.getTime(); - var ctime = stat.ctime.getTime(); - (tempI64 = [ Math.floor(atime / 1e3) >>> 0, (tempDouble = Math.floor(atime / 1e3), - (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (40)) >> 2)] = tempI64[0], HEAP32[(((buf) + (44)) >> 2)] = tempI64[1]); - HEAPU32[(((buf) + (48)) >> 2)] = (atime % 1e3) * 1e3; - (tempI64 = [ Math.floor(mtime / 1e3) >>> 0, (tempDouble = Math.floor(mtime / 1e3), - (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (56)) >> 2)] = tempI64[0], HEAP32[(((buf) + (60)) >> 2)] = tempI64[1]); - HEAPU32[(((buf) + (64)) >> 2)] = (mtime % 1e3) * 1e3; - (tempI64 = [ Math.floor(ctime / 1e3) >>> 0, (tempDouble = Math.floor(ctime / 1e3), - (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (72)) >> 2)] = tempI64[0], HEAP32[(((buf) + (76)) >> 2)] = tempI64[1]); - HEAPU32[(((buf) + (80)) >> 2)] = (ctime % 1e3) * 1e3; - (tempI64 = [ stat.ino >>> 0, (tempDouble = stat.ino, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (88)) >> 2)] = tempI64[0], HEAP32[(((buf) + (92)) >> 2)] = tempI64[1]); - return 0; - }, - doMsync(addr, stream, len, flags, offset) { - if (!FS.isFile(stream.node.mode)) { - throw new FS.ErrnoError(43); - } - if (flags & 2) { - return 0; - } - var buffer = HEAPU8.slice(addr, addr + len); - FS.msync(stream, buffer, offset, len, flags); - }, - getStreamFromFD(fd) { - var stream = FS.getStreamChecked(fd); - return stream; - }, - varargs: undefined, - getStr(ptr) { - var ret = UTF8ToString(ptr); - return ret; - } -}; - -function ___syscall_chdir(path) { - try { - path = SYSCALLS.getStr(path); - FS.chdir(path); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_chmod(path, mode) { - try { - path = SYSCALLS.getStr(path); - FS.chmod(path, mode); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_connect(fd, addr, addrlen, d1, d2, d3) { - try { - var sock = getSocketFromFD(fd); - var info = getSocketAddress(addr, addrlen); - sock.sock_ops.connect(sock, info.addr, info.port); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_dup(fd) { - try { - var old = SYSCALLS.getStreamFromFD(fd); - return FS.dupStream(old).fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_dup3(fd, newfd, flags) { - try { - var old = SYSCALLS.getStreamFromFD(fd); - if (old.fd === newfd) return -28; - var existing = FS.getStream(newfd); - if (existing) FS.close(existing); - return FS.dupStream(old, newfd).fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_faccessat(dirfd, path, amode, flags) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - if (amode & ~7) { - return -28; - } - var lookup = FS.lookupPath(path, { - follow: true - }); - var node = lookup.node; - if (!node) { - return -44; - } - var perms = ""; - if (amode & 4) perms += "r"; - if (amode & 2) perms += "w"; - if (amode & 1) perms += "x"; - if (perms && /* otherwise, they've just passed F_OK */ FS.nodePermissions(node, perms)) { - return -2; - } - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_fchmod(fd, mode) { - try { - FS.fchmod(fd, mode); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_fchown32(fd, owner, group) { - try { - FS.fchown(fd, owner, group); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_fchownat(dirfd, path, owner, group, flags) { - try { - path = SYSCALLS.getStr(path); - var nofollow = flags & 256; - flags = flags & (~256); - path = SYSCALLS.calculateAt(dirfd, path); - (nofollow ? FS.lchown : FS.chown)(path, owner, group); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -/** @suppress {duplicate } */ function syscallGetVarargI() { - var ret = HEAP32[((+SYSCALLS.varargs) >> 2)]; - SYSCALLS.varargs += 4; - return ret; -} - -var syscallGetVarargP = syscallGetVarargI; - -function ___syscall_fcntl64(fd, cmd, varargs) { - SYSCALLS.varargs = varargs; - try { - var stream = SYSCALLS.getStreamFromFD(fd); - switch (cmd) { - case 0: - { - var arg = syscallGetVarargI(); - if (arg < 0) { - return -28; - } - while (FS.streams[arg]) { - arg++; - } - var newStream; - newStream = FS.dupStream(stream, arg); - return newStream.fd; - } - - case 1: - case 2: - return 0; - - case 3: - return stream.flags; - - case 4: - { - var arg = syscallGetVarargI(); - stream.flags |= arg; - return 0; - } - - case 12: - { - var arg = syscallGetVarargP(); - var offset = 0; - HEAP16[(((arg) + (offset)) >> 1)] = 2; - return 0; - } - - case 13: - case 14: - return 0; - } - return -28; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_fstat64(fd, buf) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - return SYSCALLS.doStat(FS.stat, stream.path, buf); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var convertI32PairToI53Checked = (lo, hi) => ((hi + 2097152) >>> 0 < 4194305 - !!lo) ? (lo >>> 0) + hi * 4294967296 : NaN; - -function ___syscall_ftruncate64(fd, length_low, length_high) { - var length = convertI32PairToI53Checked(length_low, length_high); - try { - if (isNaN(length)) return 61; - FS.ftruncate(fd, length); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var stringToUTF8 = (str, outPtr, maxBytesToWrite) => stringToUTF8Array(str, HEAPU8, outPtr, maxBytesToWrite); - -Module["stringToUTF8"] = stringToUTF8; - -function ___syscall_getcwd(buf, size) { - try { - if (size === 0) return -28; - var cwd = FS.cwd(); - var cwdLengthInBytes = lengthBytesUTF8(cwd) + 1; - if (size < cwdLengthInBytes) return -68; - stringToUTF8(cwd, buf, size); - return cwdLengthInBytes; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_getdents64(fd, dirp, count) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - stream.getdents ||= FS.readdir(stream.path); - var struct_size = 280; - var pos = 0; - var off = FS.llseek(stream, 0, 1); - var idx = Math.floor(off / struct_size); - while (idx < stream.getdents.length && pos + struct_size <= count) { - var id; - var type; - var name = stream.getdents[idx]; - if (name === ".") { - id = stream.node.id; - type = 4; - } else if (name === "..") { - var lookup = FS.lookupPath(stream.path, { - parent: true - }); - id = lookup.node.id; - type = 4; - } else { - var child = FS.lookupNode(stream.node, name); - id = child.id; - type = FS.isChrdev(child.mode) ? 2 : FS.isDir(child.mode) ? 4 : FS.isLink(child.mode) ? 10 : 8; - } - (tempI64 = [ id >>> 0, (tempDouble = id, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[((dirp + pos) >> 2)] = tempI64[0], HEAP32[(((dirp + pos) + (4)) >> 2)] = tempI64[1]); - (tempI64 = [ (idx + 1) * struct_size >>> 0, (tempDouble = (idx + 1) * struct_size, - (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((dirp + pos) + (8)) >> 2)] = tempI64[0], HEAP32[(((dirp + pos) + (12)) >> 2)] = tempI64[1]); - HEAP16[(((dirp + pos) + (16)) >> 1)] = 280; - HEAP8[(dirp + pos) + (18)] = type; - stringToUTF8(name, dirp + pos + 19, 256); - pos += struct_size; - idx += 1; - } - FS.llseek(stream, idx * struct_size, 0); - return pos; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_getpeername(fd, addr, addrlen, d1, d2, d3) { - try { - var sock = getSocketFromFD(fd); - if (!sock.daddr) { - return -53; - } - var errno = writeSockaddr(addr, sock.family, DNS.lookup_name(sock.daddr), sock.dport, addrlen); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_getsockname(fd, addr, addrlen, d1, d2, d3) { - try { - var sock = getSocketFromFD(fd); - var errno = writeSockaddr(addr, sock.family, DNS.lookup_name(sock.saddr || "0.0.0.0"), sock.sport, addrlen); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_getsockopt(fd, level, optname, optval, optlen, d1) { - try { - var sock = getSocketFromFD(fd); - if (level === 1) { - if (optname === 4) { - HEAP32[((optval) >> 2)] = sock.error; - HEAP32[((optlen) >> 2)] = 4; - sock.error = null; - return 0; - } - } - return -50; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_ioctl(fd, op, varargs) { - SYSCALLS.varargs = varargs; - try { - var stream = SYSCALLS.getStreamFromFD(fd); - switch (op) { - case 21509: - { - if (!stream.tty) return -59; - return 0; - } - - case 21505: - { - if (!stream.tty) return -59; - if (stream.tty.ops.ioctl_tcgets) { - var termios = stream.tty.ops.ioctl_tcgets(stream); - var argp = syscallGetVarargP(); - HEAP32[((argp) >> 2)] = termios.c_iflag || 0; - HEAP32[(((argp) + (4)) >> 2)] = termios.c_oflag || 0; - HEAP32[(((argp) + (8)) >> 2)] = termios.c_cflag || 0; - HEAP32[(((argp) + (12)) >> 2)] = termios.c_lflag || 0; - for (var i = 0; i < 32; i++) { - HEAP8[(argp + i) + (17)] = termios.c_cc[i] || 0; - } - return 0; - } - return 0; - } - - case 21510: - case 21511: - case 21512: - { - if (!stream.tty) return -59; - return 0; - } - - case 21506: - case 21507: - case 21508: - { - if (!stream.tty) return -59; - if (stream.tty.ops.ioctl_tcsets) { - var argp = syscallGetVarargP(); - var c_iflag = HEAP32[((argp) >> 2)]; - var c_oflag = HEAP32[(((argp) + (4)) >> 2)]; - var c_cflag = HEAP32[(((argp) + (8)) >> 2)]; - var c_lflag = HEAP32[(((argp) + (12)) >> 2)]; - var c_cc = []; - for (var i = 0; i < 32; i++) { - c_cc.push(HEAP8[(argp + i) + (17)]); - } - return stream.tty.ops.ioctl_tcsets(stream.tty, op, { - c_iflag: c_iflag, - c_oflag: c_oflag, - c_cflag: c_cflag, - c_lflag: c_lflag, - c_cc: c_cc - }); - } - return 0; - } - - case 21519: - { - if (!stream.tty) return -59; - var argp = syscallGetVarargP(); - HEAP32[((argp) >> 2)] = 0; - return 0; - } - - case 21520: - { - if (!stream.tty) return -59; - return -28; - } - - case 21531: - { - var argp = syscallGetVarargP(); - return FS.ioctl(stream, op, argp); - } - - case 21523: - { - if (!stream.tty) return -59; - if (stream.tty.ops.ioctl_tiocgwinsz) { - var winsize = stream.tty.ops.ioctl_tiocgwinsz(stream.tty); - var argp = syscallGetVarargP(); - HEAP16[((argp) >> 1)] = winsize[0]; - HEAP16[(((argp) + (2)) >> 1)] = winsize[1]; - } - return 0; - } - - case 21524: - { - if (!stream.tty) return -59; - return 0; - } - - case 21515: - { - if (!stream.tty) return -59; - return 0; - } - - default: - return -28; - } - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_listen(fd, backlog) { - try { - var sock = getSocketFromFD(fd); - sock.sock_ops.listen(sock, backlog); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_lstat64(path, buf) { - try { - path = SYSCALLS.getStr(path); - return SYSCALLS.doStat(FS.lstat, path, buf); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_mkdirat(dirfd, path, mode) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - path = PATH.normalize(path); - if (path[path.length - 1] === "/") path = path.substr(0, path.length - 1); - FS.mkdir(path, mode, 0); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_newfstatat(dirfd, path, buf, flags) { - try { - path = SYSCALLS.getStr(path); - var nofollow = flags & 256; - var allowEmpty = flags & 4096; - flags = flags & (~6400); - path = SYSCALLS.calculateAt(dirfd, path, allowEmpty); - return SYSCALLS.doStat(nofollow ? FS.lstat : FS.stat, path, buf); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_openat(dirfd, path, flags, varargs) { - SYSCALLS.varargs = varargs; - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - var mode = varargs ? syscallGetVarargI() : 0; - return FS.open(path, flags, mode).fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var PIPEFS = { - BUCKET_BUFFER_SIZE: 8192, - mount(mount) { - return FS.createNode(null, "/", 16384 | 511, /* 0777 */ 0); - }, - createPipe() { - var pipe = { - buckets: [], - refcnt: 2 - }; - pipe.buckets.push({ - buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), - offset: 0, - roffset: 0 - }); - var rName = PIPEFS.nextname(); - var wName = PIPEFS.nextname(); - var rNode = FS.createNode(PIPEFS.root, rName, 4096, 0); - var wNode = FS.createNode(PIPEFS.root, wName, 4096, 0); - rNode.pipe = pipe; - wNode.pipe = pipe; - var readableStream = FS.createStream({ - path: rName, - node: rNode, - flags: 0, - seekable: false, - stream_ops: PIPEFS.stream_ops - }); - rNode.stream = readableStream; - var writableStream = FS.createStream({ - path: wName, - node: wNode, - flags: 1, - seekable: false, - stream_ops: PIPEFS.stream_ops - }); - wNode.stream = writableStream; - return { - readable_fd: readableStream.fd, - writable_fd: writableStream.fd - }; - }, - stream_ops: { - poll(stream) { - var pipe = stream.node.pipe; - if ((stream.flags & 2097155) === 1) { - return (256 | 4); - } - if (pipe.buckets.length > 0) { - for (var i = 0; i < pipe.buckets.length; i++) { - var bucket = pipe.buckets[i]; - if (bucket.offset - bucket.roffset > 0) { - return (64 | 1); - } - } - } - return 0; - }, - ioctl(stream, request, varargs) { - return 28; - }, - fsync(stream) { - return 28; - }, - read(stream, buffer, offset, length, position) { - /* ignored */ var pipe = stream.node.pipe; - var currentLength = 0; - for (var i = 0; i < pipe.buckets.length; i++) { - var bucket = pipe.buckets[i]; - currentLength += bucket.offset - bucket.roffset; - } - var data = buffer.subarray(offset, offset + length); - if (length <= 0) { - return 0; - } - if (currentLength == 0) { - throw new FS.ErrnoError(6); - } - var toRead = Math.min(currentLength, length); - var totalRead = toRead; - var toRemove = 0; - for (var i = 0; i < pipe.buckets.length; i++) { - var currBucket = pipe.buckets[i]; - var bucketSize = currBucket.offset - currBucket.roffset; - if (toRead <= bucketSize) { - var tmpSlice = currBucket.buffer.subarray(currBucket.roffset, currBucket.offset); - if (toRead < bucketSize) { - tmpSlice = tmpSlice.subarray(0, toRead); - currBucket.roffset += toRead; - } else { - toRemove++; - } - data.set(tmpSlice); - break; - } else { - var tmpSlice = currBucket.buffer.subarray(currBucket.roffset, currBucket.offset); - data.set(tmpSlice); - data = data.subarray(tmpSlice.byteLength); - toRead -= tmpSlice.byteLength; - toRemove++; - } - } - if (toRemove && toRemove == pipe.buckets.length) { - toRemove--; - pipe.buckets[toRemove].offset = 0; - pipe.buckets[toRemove].roffset = 0; - } - pipe.buckets.splice(0, toRemove); - return totalRead; - }, - write(stream, buffer, offset, length, position) { - /* ignored */ var pipe = stream.node.pipe; - var data = buffer.subarray(offset, offset + length); - var dataLen = data.byteLength; - if (dataLen <= 0) { - return 0; - } - var currBucket = null; - if (pipe.buckets.length == 0) { - currBucket = { - buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), - offset: 0, - roffset: 0 - }; - pipe.buckets.push(currBucket); - } else { - currBucket = pipe.buckets[pipe.buckets.length - 1]; - } - assert(currBucket.offset <= PIPEFS.BUCKET_BUFFER_SIZE); - var freeBytesInCurrBuffer = PIPEFS.BUCKET_BUFFER_SIZE - currBucket.offset; - if (freeBytesInCurrBuffer >= dataLen) { - currBucket.buffer.set(data, currBucket.offset); - currBucket.offset += dataLen; - return dataLen; - } else if (freeBytesInCurrBuffer > 0) { - currBucket.buffer.set(data.subarray(0, freeBytesInCurrBuffer), currBucket.offset); - currBucket.offset += freeBytesInCurrBuffer; - data = data.subarray(freeBytesInCurrBuffer, data.byteLength); - } - var numBuckets = (data.byteLength / PIPEFS.BUCKET_BUFFER_SIZE) | 0; - var remElements = data.byteLength % PIPEFS.BUCKET_BUFFER_SIZE; - for (var i = 0; i < numBuckets; i++) { - var newBucket = { - buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), - offset: PIPEFS.BUCKET_BUFFER_SIZE, - roffset: 0 - }; - pipe.buckets.push(newBucket); - newBucket.buffer.set(data.subarray(0, PIPEFS.BUCKET_BUFFER_SIZE)); - data = data.subarray(PIPEFS.BUCKET_BUFFER_SIZE, data.byteLength); - } - if (remElements > 0) { - var newBucket = { - buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), - offset: data.byteLength, - roffset: 0 - }; - pipe.buckets.push(newBucket); - newBucket.buffer.set(data); - } - return dataLen; - }, - close(stream) { - var pipe = stream.node.pipe; - pipe.refcnt--; - if (pipe.refcnt === 0) { - pipe.buckets = null; - } - } - }, - nextname() { - if (!PIPEFS.nextname.current) { - PIPEFS.nextname.current = 0; - } - return "pipe[" + (PIPEFS.nextname.current++) + "]"; - } -}; - -function ___syscall_pipe(fdPtr) { - try { - if (fdPtr == 0) { - throw new FS.ErrnoError(21); - } - var res = PIPEFS.createPipe(); - HEAP32[((fdPtr) >> 2)] = res.readable_fd; - HEAP32[(((fdPtr) + (4)) >> 2)] = res.writable_fd; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_poll(fds, nfds, timeout) { - try { - var nonzero = 0; - for (var i = 0; i < nfds; i++) { - var pollfd = fds + 8 * i; - var fd = HEAP32[((pollfd) >> 2)]; - var events = HEAP16[(((pollfd) + (4)) >> 1)]; - var mask = 32; - var stream = FS.getStream(fd); - if (stream) { - mask = SYSCALLS.DEFAULT_POLLMASK; - if (stream.stream_ops?.poll) { - mask = stream.stream_ops.poll(stream, -1); - } - } - mask &= events | 8 | 16; - if (mask) nonzero++; - HEAP16[(((pollfd) + (6)) >> 1)] = mask; - } - return nonzero; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_readlinkat(dirfd, path, buf, bufsize) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - if (bufsize <= 0) return -28; - var ret = FS.readlink(path); - var len = Math.min(bufsize, lengthBytesUTF8(ret)); - var endChar = HEAP8[buf + len]; - stringToUTF8(ret, buf, bufsize + 1); - HEAP8[buf + len] = endChar; - return len; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_recvfrom(fd, buf, len, flags, addr, addrlen) { - try { - var sock = getSocketFromFD(fd); - var msg = sock.sock_ops.recvmsg(sock, len, typeof flags !== "undefined" ? flags : 0); - if (!msg) return 0; - if (addr) { - var errno = writeSockaddr(addr, sock.family, DNS.lookup_name(msg.addr), msg.port, addrlen); - } - HEAPU8.set(msg.buffer, buf); - return msg.buffer.byteLength; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_renameat(olddirfd, oldpath, newdirfd, newpath) { - try { - oldpath = SYSCALLS.getStr(oldpath); - newpath = SYSCALLS.getStr(newpath); - oldpath = SYSCALLS.calculateAt(olddirfd, oldpath); - newpath = SYSCALLS.calculateAt(newdirfd, newpath); - FS.rename(oldpath, newpath); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_rmdir(path) { - try { - path = SYSCALLS.getStr(path); - FS.rmdir(path); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_sendto(fd, message, length, flags, addr, addr_len) { - try { - var sock = getSocketFromFD(fd); - var dest = getSocketAddress(addr, addr_len, true); - if (!dest) { - return FS.write(sock.stream, HEAP8, message, length); - } - return sock.sock_ops.sendmsg(sock, HEAP8, message, length, dest.addr, dest.port); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_socket(domain, type, protocol) { - try { - var sock = SOCKFS.createSocket(domain, type, protocol); - return sock.stream.fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_stat64(path, buf) { - try { - path = SYSCALLS.getStr(path); - return SYSCALLS.doStat(FS.stat, path, buf); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_statfs64(path, size, buf) { - try { - path = SYSCALLS.getStr(path); - HEAP32[(((buf) + (4)) >> 2)] = 4096; - HEAP32[(((buf) + (40)) >> 2)] = 4096; - HEAP32[(((buf) + (8)) >> 2)] = 1e6; - HEAP32[(((buf) + (12)) >> 2)] = 5e5; - HEAP32[(((buf) + (16)) >> 2)] = 5e5; - HEAP32[(((buf) + (20)) >> 2)] = FS.nextInode; - HEAP32[(((buf) + (24)) >> 2)] = 1e6; - HEAP32[(((buf) + (28)) >> 2)] = 42; - HEAP32[(((buf) + (44)) >> 2)] = 2; - HEAP32[(((buf) + (36)) >> 2)] = 255; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_symlink(target, linkpath) { - try { - target = SYSCALLS.getStr(target); - linkpath = SYSCALLS.getStr(linkpath); - FS.symlink(target, linkpath); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_unlinkat(dirfd, path, flags) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - if (flags === 0) { - FS.unlink(path); - } else if (flags === 512) { - FS.rmdir(path); - } else { - abort("Invalid flags passed to unlinkat"); - } - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var readI53FromI64 = ptr => HEAPU32[((ptr) >> 2)] + HEAP32[(((ptr) + (4)) >> 2)] * 4294967296; - -function ___syscall_utimensat(dirfd, path, times, flags) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path, true); - if (!times) { - var atime = Date.now(); - var mtime = atime; - } else { - var seconds = readI53FromI64(times); - var nanoseconds = HEAP32[(((times) + (8)) >> 2)]; - atime = (seconds * 1e3) + (nanoseconds / (1e3 * 1e3)); - times += 16; - seconds = readI53FromI64(times); - nanoseconds = HEAP32[(((times) + (8)) >> 2)]; - mtime = (seconds * 1e3) + (nanoseconds / (1e3 * 1e3)); - } - FS.utime(path, atime, mtime); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var __abort_js = () => { - abort(""); -}; - -var nowIsMonotonic = 1; - -var __emscripten_get_now_is_monotonic = () => nowIsMonotonic; - -var __emscripten_lookup_name = name => { - var nameString = UTF8ToString(name); - return inetPton4(DNS.lookup_name(nameString)); -}; - -var __emscripten_memcpy_js = (dest, src, num) => HEAPU8.copyWithin(dest, src, src + num); - -var __emscripten_runtime_keepalive_clear = () => { - noExitRuntime = false; - runtimeKeepaliveCounter = 0; -}; - -function __gmtime_js(time_low, time_high, tmPtr) { - var time = convertI32PairToI53Checked(time_low, time_high); - var date = new Date(time * 1e3); - HEAP32[((tmPtr) >> 2)] = date.getUTCSeconds(); - HEAP32[(((tmPtr) + (4)) >> 2)] = date.getUTCMinutes(); - HEAP32[(((tmPtr) + (8)) >> 2)] = date.getUTCHours(); - HEAP32[(((tmPtr) + (12)) >> 2)] = date.getUTCDate(); - HEAP32[(((tmPtr) + (16)) >> 2)] = date.getUTCMonth(); - HEAP32[(((tmPtr) + (20)) >> 2)] = date.getUTCFullYear() - 1900; - HEAP32[(((tmPtr) + (24)) >> 2)] = date.getUTCDay(); - var start = Date.UTC(date.getUTCFullYear(), 0, 1, 0, 0, 0, 0); - var yday = ((date.getTime() - start) / (1e3 * 60 * 60 * 24)) | 0; - HEAP32[(((tmPtr) + (28)) >> 2)] = yday; -} - -var isLeapYear = year => year % 4 === 0 && (year % 100 !== 0 || year % 400 === 0); - -var MONTH_DAYS_LEAP_CUMULATIVE = [ 0, 31, 60, 91, 121, 152, 182, 213, 244, 274, 305, 335 ]; - -var MONTH_DAYS_REGULAR_CUMULATIVE = [ 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334 ]; - -var ydayFromDate = date => { - var leap = isLeapYear(date.getFullYear()); - var monthDaysCumulative = (leap ? MONTH_DAYS_LEAP_CUMULATIVE : MONTH_DAYS_REGULAR_CUMULATIVE); - var yday = monthDaysCumulative[date.getMonth()] + date.getDate() - 1; - return yday; -}; - -function __localtime_js(time_low, time_high, tmPtr) { - var time = convertI32PairToI53Checked(time_low, time_high); - var date = new Date(time * 1e3); - HEAP32[((tmPtr) >> 2)] = date.getSeconds(); - HEAP32[(((tmPtr) + (4)) >> 2)] = date.getMinutes(); - HEAP32[(((tmPtr) + (8)) >> 2)] = date.getHours(); - HEAP32[(((tmPtr) + (12)) >> 2)] = date.getDate(); - HEAP32[(((tmPtr) + (16)) >> 2)] = date.getMonth(); - HEAP32[(((tmPtr) + (20)) >> 2)] = date.getFullYear() - 1900; - HEAP32[(((tmPtr) + (24)) >> 2)] = date.getDay(); - var yday = ydayFromDate(date) | 0; - HEAP32[(((tmPtr) + (28)) >> 2)] = yday; - HEAP32[(((tmPtr) + (36)) >> 2)] = -(date.getTimezoneOffset() * 60); - var start = new Date(date.getFullYear(), 0, 1); - var summerOffset = new Date(date.getFullYear(), 6, 1).getTimezoneOffset(); - var winterOffset = start.getTimezoneOffset(); - var dst = (summerOffset != winterOffset && date.getTimezoneOffset() == Math.min(winterOffset, summerOffset)) | 0; - HEAP32[(((tmPtr) + (32)) >> 2)] = dst; -} - -/** @suppress {duplicate } */ var setTempRet0 = val => __emscripten_tempret_set(val); - -var __mktime_js = function(tmPtr) { - var ret = (() => { - var date = new Date(HEAP32[(((tmPtr) + (20)) >> 2)] + 1900, HEAP32[(((tmPtr) + (16)) >> 2)], HEAP32[(((tmPtr) + (12)) >> 2)], HEAP32[(((tmPtr) + (8)) >> 2)], HEAP32[(((tmPtr) + (4)) >> 2)], HEAP32[((tmPtr) >> 2)], 0); - var dst = HEAP32[(((tmPtr) + (32)) >> 2)]; - var guessedOffset = date.getTimezoneOffset(); - var start = new Date(date.getFullYear(), 0, 1); - var summerOffset = new Date(date.getFullYear(), 6, 1).getTimezoneOffset(); - var winterOffset = start.getTimezoneOffset(); - var dstOffset = Math.min(winterOffset, summerOffset); - if (dst < 0) { - HEAP32[(((tmPtr) + (32)) >> 2)] = Number(summerOffset != winterOffset && dstOffset == guessedOffset); - } else if ((dst > 0) != (dstOffset == guessedOffset)) { - var nonDstOffset = Math.max(winterOffset, summerOffset); - var trueOffset = dst > 0 ? dstOffset : nonDstOffset; - date.setTime(date.getTime() + (trueOffset - guessedOffset) * 6e4); - } - HEAP32[(((tmPtr) + (24)) >> 2)] = date.getDay(); - var yday = ydayFromDate(date) | 0; - HEAP32[(((tmPtr) + (28)) >> 2)] = yday; - HEAP32[((tmPtr) >> 2)] = date.getSeconds(); - HEAP32[(((tmPtr) + (4)) >> 2)] = date.getMinutes(); - HEAP32[(((tmPtr) + (8)) >> 2)] = date.getHours(); - HEAP32[(((tmPtr) + (12)) >> 2)] = date.getDate(); - HEAP32[(((tmPtr) + (16)) >> 2)] = date.getMonth(); - HEAP32[(((tmPtr) + (20)) >> 2)] = date.getYear(); - var timeMs = date.getTime(); - if (isNaN(timeMs)) { - return -1; - } - return timeMs / 1e3; - })(); - return (setTempRet0((tempDouble = ret, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0)), - ret >>> 0); -}; - -function __mmap_js(len, prot, flags, fd, offset_low, offset_high, allocated, addr) { - var offset = convertI32PairToI53Checked(offset_low, offset_high); - try { - if (isNaN(offset)) return 61; - var stream = SYSCALLS.getStreamFromFD(fd); - var res = FS.mmap(stream, len, offset, prot, flags); - var ptr = res.ptr; - HEAP32[((allocated) >> 2)] = res.allocated; - HEAPU32[((addr) >> 2)] = ptr; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function __munmap_js(addr, len, prot, flags, fd, offset_low, offset_high) { - var offset = convertI32PairToI53Checked(offset_low, offset_high); - try { - var stream = SYSCALLS.getStreamFromFD(fd); - if (prot & 2) { - SYSCALLS.doMsync(addr, stream, len, flags, offset); - } - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var timers = {}; - -var handleException = e => { - if (e instanceof ExitStatus || e == "unwind") { - return EXITSTATUS; - } - quit_(1, e); -}; - -var runtimeKeepaliveCounter = 0; - -var keepRuntimeAlive = () => noExitRuntime || runtimeKeepaliveCounter > 0; - -var _proc_exit = code => { - EXITSTATUS = code; - if (!keepRuntimeAlive()) { - Module["onExit"]?.(code); - ABORT = true; - } - quit_(code, new ExitStatus(code)); -}; - -/** @param {boolean|number=} implicit */ var exitJS = (status, implicit) => { - EXITSTATUS = status; - if (!keepRuntimeAlive()) { - exitRuntime(); - } - _proc_exit(status); -}; - -var _exit = exitJS; - -Module["_exit"] = _exit; - -var maybeExit = () => { - if (runtimeExited) { - return; - } - if (!keepRuntimeAlive()) { - try { - _exit(EXITSTATUS); - } catch (e) { - handleException(e); - } - } -}; - -var callUserCallback = func => { - if (runtimeExited || ABORT) { - return; - } - try { - func(); - maybeExit(); - } catch (e) { - handleException(e); - } -}; - -var _emscripten_get_now; - -_emscripten_get_now = () => performance.now(); - -var __setitimer_js = (which, timeout_ms) => { - if (timers[which]) { - clearTimeout(timers[which].id); - delete timers[which]; - } - if (!timeout_ms) return 0; - var id = setTimeout(() => { - delete timers[which]; - callUserCallback(() => __emscripten_timeout(which, _emscripten_get_now())); - }, timeout_ms); - timers[which] = { - id: id, - timeout_ms: timeout_ms - }; - return 0; -}; - -var __tzset_js = (timezone, daylight, std_name, dst_name) => { - var currentYear = (new Date).getFullYear(); - var winter = new Date(currentYear, 0, 1); - var summer = new Date(currentYear, 6, 1); - var winterOffset = winter.getTimezoneOffset(); - var summerOffset = summer.getTimezoneOffset(); - var stdTimezoneOffset = Math.max(winterOffset, summerOffset); - HEAPU32[((timezone) >> 2)] = stdTimezoneOffset * 60; - HEAP32[((daylight) >> 2)] = Number(winterOffset != summerOffset); - var extractZone = date => date.toLocaleTimeString(undefined, { - hour12: false, - timeZoneName: "short" - }).split(" ")[1]; - var winterName = extractZone(winter); - var summerName = extractZone(summer); - if (summerOffset < winterOffset) { - stringToUTF8(winterName, std_name, 17); - stringToUTF8(summerName, dst_name, 17); - } else { - stringToUTF8(winterName, dst_name, 17); - stringToUTF8(summerName, std_name, 17); - } -}; - -var _emscripten_date_now = () => Date.now(); - -var getHeapMax = () => 2147483648; - -var _emscripten_get_heap_max = () => getHeapMax(); - -var growMemory = size => { - var b = wasmMemory.buffer; - var pages = (size - b.byteLength + 65535) / 65536; - try { - wasmMemory.grow(pages); - updateMemoryViews(); - return 1; - } /*success*/ catch (e) {} -}; - -var _emscripten_resize_heap = requestedSize => { - var oldSize = HEAPU8.length; - requestedSize >>>= 0; - var maxHeapSize = getHeapMax(); - if (requestedSize > maxHeapSize) { - return false; - } - var alignUp = (x, multiple) => x + (multiple - x % multiple) % multiple; - for (var cutDown = 1; cutDown <= 4; cutDown *= 2) { - var overGrownHeapSize = oldSize * (1 + .2 / cutDown); - overGrownHeapSize = Math.min(overGrownHeapSize, requestedSize + 100663296); - var newSize = Math.min(maxHeapSize, alignUp(Math.max(requestedSize, overGrownHeapSize), 65536)); - var replacement = growMemory(newSize); - if (replacement) { - return true; - } - } - return false; -}; - -var runtimeKeepalivePush = () => { - runtimeKeepaliveCounter += 1; -}; - -var runtimeKeepalivePop = () => { - runtimeKeepaliveCounter -= 1; -}; - -/** @param {number=} timeout */ var safeSetTimeout = (func, timeout) => { - runtimeKeepalivePush(); - return setTimeout(() => { - runtimeKeepalivePop(); - callUserCallback(func); - }, timeout); -}; - -var _emscripten_sleep = ms => Asyncify.handleSleep(wakeUp => safeSetTimeout(wakeUp, ms)); - -Module["_emscripten_sleep"] = _emscripten_sleep; - -_emscripten_sleep.isAsync = true; - -var ENV = PHPLoader.ENV || {}; - -var getExecutableName = () => thisProgram || "./this.program"; - -var getEnvStrings = () => { - if (!getEnvStrings.strings) { - var lang = ((typeof navigator == "object" && navigator.languages && navigator.languages[0]) || "C").replace("-", "_") + ".UTF-8"; - var env = { - "USER": "web_user", - "LOGNAME": "web_user", - "PATH": "/", - "PWD": "/", - "HOME": "/home/web_user", - "LANG": lang, - "_": getExecutableName() - }; - for (var x in ENV) { - if (ENV[x] === undefined) delete env[x]; else env[x] = ENV[x]; - } - var strings = []; - for (var x in env) { - strings.push(`${x}=${env[x]}`); - } - getEnvStrings.strings = strings; - } - return getEnvStrings.strings; -}; - -var stringToAscii = (str, buffer) => { - for (var i = 0; i < str.length; ++i) { - HEAP8[buffer++] = str.charCodeAt(i); - } - HEAP8[buffer] = 0; -}; - -var _environ_get = (__environ, environ_buf) => { - var bufSize = 0; - getEnvStrings().forEach((string, i) => { - var ptr = environ_buf + bufSize; - HEAPU32[(((__environ) + (i * 4)) >> 2)] = ptr; - stringToAscii(string, ptr); - bufSize += string.length + 1; - }); - return 0; -}; - -var _environ_sizes_get = (penviron_count, penviron_buf_size) => { - var strings = getEnvStrings(); - HEAPU32[((penviron_count) >> 2)] = strings.length; - var bufSize = 0; - strings.forEach(string => bufSize += string.length + 1); - HEAPU32[((penviron_buf_size) >> 2)] = bufSize; - return 0; -}; - -function _fd_close(fd) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - FS.close(stream); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -function _fd_fdstat_get(fd, pbuf) { - try { - var rightsBase = 0; - var rightsInheriting = 0; - var flags = 0; - { - var stream = SYSCALLS.getStreamFromFD(fd); - var type = stream.tty ? 2 : FS.isDir(stream.mode) ? 3 : FS.isLink(stream.mode) ? 7 : 4; - } - HEAP8[pbuf] = type; - HEAP16[(((pbuf) + (2)) >> 1)] = flags; - (tempI64 = [ rightsBase >>> 0, (tempDouble = rightsBase, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((pbuf) + (8)) >> 2)] = tempI64[0], HEAP32[(((pbuf) + (12)) >> 2)] = tempI64[1]); - (tempI64 = [ rightsInheriting >>> 0, (tempDouble = rightsInheriting, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((pbuf) + (16)) >> 2)] = tempI64[0], HEAP32[(((pbuf) + (20)) >> 2)] = tempI64[1]); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -/** @param {number=} offset */ var doReadv = (stream, iov, iovcnt, offset) => { - var ret = 0; - for (var i = 0; i < iovcnt; i++) { - var ptr = HEAPU32[((iov) >> 2)]; - var len = HEAPU32[(((iov) + (4)) >> 2)]; - iov += 8; - var curr = FS.read(stream, HEAP8, ptr, len, offset); - if (curr < 0) return -1; - ret += curr; - if (curr < len) break; - if (typeof offset != "undefined") { - offset += curr; - } - } - return ret; -}; - -function _fd_read(fd, iov, iovcnt, pnum) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - var num = doReadv(stream, iov, iovcnt); - HEAPU32[((pnum) >> 2)] = num; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -function _fd_seek(fd, offset_low, offset_high, whence, newOffset) { - var offset = convertI32PairToI53Checked(offset_low, offset_high); - try { - if (isNaN(offset)) return 61; - var stream = SYSCALLS.getStreamFromFD(fd); - FS.llseek(stream, offset, whence); - (tempI64 = [ stream.position >>> 0, (tempDouble = stream.position, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[((newOffset) >> 2)] = tempI64[0], HEAP32[(((newOffset) + (4)) >> 2)] = tempI64[1]); - if (stream.getdents && offset === 0 && whence === 0) stream.getdents = null; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -var _fd_sync = function(fd) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - return Asyncify.handleSleep(wakeUp => { - var mount = stream.node.mount; - if (!mount.type.syncfs) { - wakeUp(0); - return; - } - mount.type.syncfs(mount, false, err => { - if (err) { - wakeUp(29); - return; - } - wakeUp(0); - }); - }); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -}; - -_fd_sync.isAsync = true; - -/** @param {number=} offset */ var doWritev = (stream, iov, iovcnt, offset) => { - var ret = 0; - for (var i = 0; i < iovcnt; i++) { - var ptr = HEAPU32[((iov) >> 2)]; - var len = HEAPU32[(((iov) + (4)) >> 2)]; - iov += 8; - var curr = FS.write(stream, HEAP8, ptr, len, offset); - if (curr < 0) return -1; - ret += curr; - if (typeof offset != "undefined") { - offset += curr; - } - } - return ret; -}; - -function _fd_write(fd, iov, iovcnt, pnum) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - var num = doWritev(stream, iov, iovcnt); - HEAPU32[((pnum) >> 2)] = num; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -var _getaddrinfo = (node, service, hint, out) => { - var addr = 0; - var port = 0; - var flags = 0; - var family = 0; - var type = 0; - var proto = 0; - var ai; - function allocaddrinfo(family, type, proto, canon, addr, port) { - var sa, salen, ai; - var errno; - salen = family === 10 ? 28 : 16; - addr = family === 10 ? inetNtop6(addr) : inetNtop4(addr); - sa = _malloc(salen); - errno = writeSockaddr(sa, family, addr, port); - assert(!errno); - ai = _malloc(32); - HEAP32[(((ai) + (4)) >> 2)] = family; - HEAP32[(((ai) + (8)) >> 2)] = type; - HEAP32[(((ai) + (12)) >> 2)] = proto; - HEAPU32[(((ai) + (24)) >> 2)] = canon; - HEAPU32[(((ai) + (20)) >> 2)] = sa; - if (family === 10) { - HEAP32[(((ai) + (16)) >> 2)] = 28; - } else { - HEAP32[(((ai) + (16)) >> 2)] = 16; - } - HEAP32[(((ai) + (28)) >> 2)] = 0; - return ai; - } - if (hint) { - flags = HEAP32[((hint) >> 2)]; - family = HEAP32[(((hint) + (4)) >> 2)]; - type = HEAP32[(((hint) + (8)) >> 2)]; - proto = HEAP32[(((hint) + (12)) >> 2)]; - } - if (type && !proto) { - proto = type === 2 ? 17 : 6; - } - if (!type && proto) { - type = proto === 17 ? 2 : 1; - } - if (proto === 0) { - proto = 6; - } - if (type === 0) { - type = 1; - } - if (!node && !service) { - return -2; - } - if (flags & ~(1 | 2 | 4 | 1024 | 8 | 16 | 32)) { - return -1; - } - if (hint !== 0 && (HEAP32[((hint) >> 2)] & 2) && !node) { - return -1; - } - if (flags & 32) { - return -2; - } - if (type !== 0 && type !== 1 && type !== 2) { - return -7; - } - if (family !== 0 && family !== 2 && family !== 10) { - return -6; - } - if (service) { - service = UTF8ToString(service); - port = parseInt(service, 10); - if (isNaN(port)) { - if (flags & 1024) { - return -2; - } - return -8; - } - } - if (!node) { - if (family === 0) { - family = 2; - } - if ((flags & 1) === 0) { - if (family === 2) { - addr = _htonl(2130706433); - } else { - addr = [ 0, 0, 0, 1 ]; - } - } - ai = allocaddrinfo(family, type, proto, null, addr, port); - HEAPU32[((out) >> 2)] = ai; - return 0; - } - node = UTF8ToString(node); - addr = inetPton4(node); - if (addr !== null) { - if (family === 0 || family === 2) { - family = 2; - } else if (family === 10 && (flags & 8)) { - addr = [ 0, 0, _htonl(65535), addr ]; - family = 10; - } else { - return -2; - } - } else { - addr = inetPton6(node); - if (addr !== null) { - if (family === 0 || family === 10) { - family = 10; - } else { - return -2; - } - } - } - if (addr != null) { - ai = allocaddrinfo(family, type, proto, node, addr, port); - HEAPU32[((out) >> 2)] = ai; - return 0; - } - if (flags & 4) { - return -2; - } - node = DNS.lookup_name(node); - addr = inetPton4(node); - if (family === 0) { - family = 2; - } else if (family === 10) { - addr = [ 0, 0, _htonl(65535), addr ]; - } - ai = allocaddrinfo(family, type, proto, null, addr, port); - HEAPU32[((out) >> 2)] = ai; - return 0; -}; - -var _getnameinfo = (sa, salen, node, nodelen, serv, servlen, flags) => { - var info = readSockaddr(sa, salen); - if (info.errno) { - return -6; - } - var port = info.port; - var addr = info.addr; - var overflowed = false; - if (node && nodelen) { - var lookup; - if ((flags & 1) || !(lookup = DNS.lookup_addr(addr))) { - if (flags & 8) { - return -2; - } - } else { - addr = lookup; - } - var numBytesWrittenExclNull = stringToUTF8(addr, node, nodelen); - if (numBytesWrittenExclNull + 1 >= nodelen) { - overflowed = true; - } - } - if (serv && servlen) { - port = "" + port; - var numBytesWrittenExclNull = stringToUTF8(port, serv, servlen); - if (numBytesWrittenExclNull + 1 >= servlen) { - overflowed = true; - } - } - if (overflowed) { - return -12; - } - return 0; -}; - -var Protocols = { - list: [], - map: {} -}; - -var _setprotoent = stayopen => { - function allocprotoent(name, proto, aliases) { - var nameBuf = _malloc(name.length + 1); - stringToAscii(name, nameBuf); - var j = 0; - var length = aliases.length; - var aliasListBuf = _malloc((length + 1) * 4); - for (var i = 0; i < length; i++, j += 4) { - var alias = aliases[i]; - var aliasBuf = _malloc(alias.length + 1); - stringToAscii(alias, aliasBuf); - HEAPU32[(((aliasListBuf) + (j)) >> 2)] = aliasBuf; - } - HEAPU32[(((aliasListBuf) + (j)) >> 2)] = 0; - var pe = _malloc(12); - HEAPU32[((pe) >> 2)] = nameBuf; - HEAPU32[(((pe) + (4)) >> 2)] = aliasListBuf; - HEAP32[(((pe) + (8)) >> 2)] = proto; - return pe; - } - var list = Protocols.list; - var map = Protocols.map; - if (list.length === 0) { - var entry = allocprotoent("tcp", 6, [ "TCP" ]); - list.push(entry); - map["tcp"] = map["6"] = entry; - entry = allocprotoent("udp", 17, [ "UDP" ]); - list.push(entry); - map["udp"] = map["17"] = entry; - } - _setprotoent.index = 0; -}; - -var _getprotobyname = name => { - name = UTF8ToString(name); - _setprotoent(true); - var result = Protocols.map[name]; - return result; -}; - -var _getprotobynumber = number => { - _setprotoent(true); - var result = Protocols.map[number]; - return result; -}; - -var stackAlloc = sz => __emscripten_stack_alloc(sz); - -/** @suppress {duplicate } */ var stringToUTF8OnStack = str => { - var size = lengthBytesUTF8(str) + 1; - var ret = stackAlloc(size); - stringToUTF8(str, ret, size); - return ret; -}; - -var allocateUTF8OnStack = stringToUTF8OnStack; - -var PHPWASM = { - init: function() { - FS.mkdir("/internal"); - FS.mkdir("/internal/shared"); - FS.mkdir("/internal/shared/preload"); - PHPWASM.EventEmitter = ENVIRONMENT_IS_NODE ? require("events").EventEmitter : class EventEmitter { - constructor() { - this.listeners = {}; - } - emit(eventName, data) { - if (this.listeners[eventName]) { - this.listeners[eventName].forEach(callback => { - callback(data); - }); - } - } - once(eventName, callback) { - const self = this; - function removedCallback() { - callback(...arguments); - self.removeListener(eventName, removedCallback); - } - this.on(eventName, removedCallback); - } - removeAllListeners(eventName) { - if (eventName) { - delete this.listeners[eventName]; - } else { - this.listeners = {}; - } - } - removeListener(eventName, callback) { - if (this.listeners[eventName]) { - const idx = this.listeners[eventName].indexOf(callback); - if (idx !== -1) { - this.listeners[eventName].splice(idx, 1); - } - } - } - }; - PHPWASM.child_proc_by_fd = {}; - PHPWASM.child_proc_by_pid = {}; - PHPWASM.input_devices = {}; - }, - getAllWebSockets: function(sock) { - const webSockets = new Set; - if (sock.server) { - sock.server.clients.forEach(ws => { - webSockets.add(ws); - }); - } - for (const peer of PHPWASM.getAllPeers(sock)) { - webSockets.add(peer.socket); - } - return Array.from(webSockets); - }, - getAllPeers: function(sock) { - const peers = new Set; - if (sock.server) { - sock.pending.filter(pending => pending.peers).forEach(pending => { - for (const peer of Object.values(pending.peers)) { - peers.add(peer); - } - }); - } - if (sock.peers) { - for (const peer of Object.values(sock.peers)) { - peers.add(peer); - } - } - return Array.from(peers); - }, - awaitData: function(ws) { - return PHPWASM.awaitEvent(ws, "message"); - }, - awaitConnection: function(ws) { - if (ws.OPEN === ws.readyState) { - return [ Promise.resolve(), PHPWASM.noop ]; - } - return PHPWASM.awaitEvent(ws, "open"); - }, - awaitClose: function(ws) { - if ([ ws.CLOSING, ws.CLOSED ].includes(ws.readyState)) { - return [ Promise.resolve(), PHPWASM.noop ]; - } - return PHPWASM.awaitEvent(ws, "close"); - }, - awaitError: function(ws) { - if ([ ws.CLOSING, ws.CLOSED ].includes(ws.readyState)) { - return [ Promise.resolve(), PHPWASM.noop ]; - } - return PHPWASM.awaitEvent(ws, "error"); - }, - awaitEvent: function(ws, event) { - let resolve; - const listener = () => { - resolve(); - }; - const promise = new Promise(function(_resolve) { - resolve = _resolve; - ws.once(event, listener); - }); - const cancel = () => { - ws.removeListener(event, listener); - setTimeout(resolve); - }; - return [ promise, cancel ]; - }, - noop: function() {}, - spawnProcess: function(command, args, options) { - if (Module["spawnProcess"]) { - const spawnedPromise = Module["spawnProcess"](command, args, options); - return Promise.resolve(spawnedPromise).then(function(spawned) { - if (!spawned || !spawned.on) { - throw new Error("spawnProcess() must return an EventEmitter but returned a different type."); - } - return spawned; - }); - } - if (ENVIRONMENT_IS_NODE) { - return require("child_process").spawn(command, args, { - ...options, - shell: true, - stdio: [ "pipe", "pipe", "pipe" ], - timeout: 100 - }); - } - const e = new Error("popen(), proc_open() etc. are unsupported in the browser. Call php.setSpawnHandler() " + "and provide a callback to handle spawning processes, or disable a popen(), proc_open() " + "and similar functions via php.ini."); - e.code = "SPAWN_UNSUPPORTED"; - throw e; - }, - shutdownSocket: function(socketd, how) { - const sock = getSocketFromFD(socketd); - const peer = Object.values(sock.peers)[0]; - if (!peer) { - return -1; - } - try { - peer.socket.close(); - SOCKFS.websocket_sock_ops.removePeer(sock, peer); - return 0; - } catch (e) { - console.log("Socket shutdown error", e); - return -1; - } - } -}; - -function _js_create_input_device(deviceId) { - let dataBuffer = []; - let dataCallback; - const filename = "proc_id_" + deviceId; - const device = FS.createDevice("/dev", filename, function() {}, function(byte) { - try { - dataBuffer.push(byte); - if (dataCallback) { - dataCallback(new Uint8Array(dataBuffer)); - dataBuffer = []; - } - } catch (e) { - console.error(e); - throw e; - } - }); - const devicePath = "/dev/" + filename; - PHPWASM.input_devices[deviceId] = { - devicePath: devicePath, - onData: function(cb) { - dataCallback = cb; - dataBuffer.forEach(function(data) { - cb(data); - }); - dataBuffer.length = 0; - } - }; - return allocateUTF8OnStack(devicePath); -} - -function _js_open_process(command, argsPtr, argsLength, descriptorsPtr, descriptorsLength, cwdPtr, cwdLength, envPtr, envLength) { - if (!command) { - return 1; - } - const cmdstr = UTF8ToString(command); - if (!cmdstr.length) { - return 0; - } - let argsArray = []; - if (argsLength) { - for (var i = 0; i < argsLength; i++) { - const charPointer = argsPtr + i * 4; - argsArray.push(UTF8ToString(HEAPU32[charPointer >> 2])); - } - } - const cwdstr = cwdPtr ? UTF8ToString(cwdPtr) : null; - let envObject = null; - if (envLength) { - envObject = {}; - for (var i = 0; i < envLength; i++) { - const envPointer = envPtr + i * 4; - const envEntry = UTF8ToString(HEAPU32[envPointer >> 2]); - const splitAt = envEntry.indexOf("="); - if (splitAt === -1) { - continue; - } - const key = envEntry.substring(0, splitAt); - const value = envEntry.substring(splitAt + 1); - envObject[key] = value; - } - } - var std = {}; - for (var i = 0; i < descriptorsLength; i++) { - const descriptorPtr = HEAPU32[(descriptorsPtr + i * 4) >> 2]; - std[HEAPU32[descriptorPtr >> 2]] = { - child: HEAPU32[(descriptorPtr + 4) >> 2], - parent: HEAPU32[(descriptorPtr + 8) >> 2] - }; - } - return Asyncify.handleSleep(async wakeUp => { - let cp; - try { - const options = {}; - if (cwdstr !== null) { - options.cwd = cwdstr; - } - if (envObject !== null) { - options.env = envObject; - } - cp = PHPWASM.spawnProcess(cmdstr, argsArray, options); - if (cp instanceof Promise) { - cp = await cp; - } - } catch (e) { - if (e.code === "SPAWN_UNSUPPORTED") { - wakeUp(1); - return; - } - console.error(e); - wakeUp(1); - throw e; - } - const ProcInfo = { - pid: cp.pid, - exited: false, - stdinFd: std[0]?.child, - stdinIsDevice: std[0]?.child in PHPWASM.input_devices, - stdoutChildFd: std[1]?.child, - stdoutParentFd: std[1]?.parent, - stderrChildFd: std[2]?.child, - stderrParentFd: std[2]?.parent, - stdout: new PHPWASM.EventEmitter, - stderr: new PHPWASM.EventEmitter - }; - if (ProcInfo.stdoutChildFd) PHPWASM.child_proc_by_fd[ProcInfo.stdoutChildFd] = ProcInfo; - if (ProcInfo.stderrChildFd) PHPWASM.child_proc_by_fd[ProcInfo.stderrChildFd] = ProcInfo; - if (ProcInfo.stdoutParentFd) PHPWASM.child_proc_by_fd[ProcInfo.stdoutParentFd] = ProcInfo; - if (ProcInfo.stderrParentFd) PHPWASM.child_proc_by_fd[ProcInfo.stderrParentFd] = ProcInfo; - PHPWASM.child_proc_by_pid[ProcInfo.pid] = ProcInfo; - cp.on("exit", function(code) { - ProcInfo.exitCode = code; - ProcInfo.exited = true; - ProcInfo.stdout.emit("data"); - ProcInfo.stderr.emit("data"); - }); - if (ProcInfo.stdoutChildFd) { - const stdoutStream = SYSCALLS.getStreamFromFD(ProcInfo.stdoutChildFd); - let stdoutAt = 0; - cp.stdout.on("data", function(data) { - ProcInfo.stdout.emit("data", data); - stdoutStream.stream_ops.write(stdoutStream, data, 0, data.length, stdoutAt); - stdoutAt += data.length; - }); - } - if (ProcInfo.stderrChildFd) { - const stderrStream = SYSCALLS.getStreamFromFD(ProcInfo.stderrChildFd); - let stderrAt = 0; - cp.stderr.on("data", function(data) { - ProcInfo.stderr.emit("data", data); - stderrStream.stream_ops.write(stderrStream, data, 0, data.length, stderrAt); - stderrAt += data.length; - }); - } - /** - * Wait until the child process has been spawned. - * Unfortunately there is no Node.js API to check whether - * the process has already been spawned. We can only listen - * to the 'spawn' event and if it has already been spawned, - * listen to the 'exit' event. - */ try { - await new Promise((resolve, reject) => { - cp.on("spawn", resolve); - cp.on("error", reject); - }); - } catch (e) { - console.error(e); - wakeUp(1); - return; - } - if (ProcInfo.stdinIsDevice) { - PHPWASM.input_devices[ProcInfo.stdinFd].onData(function(data) { - if (!data) return; - if (typeof data === "number") { - data = new Uint8Array([ data ]); - } - const dataStr = new TextDecoder("utf-8").decode(data); - cp.stdin.write(dataStr); - }); - wakeUp(ProcInfo.pid); - return; - } - if (ProcInfo.stdinFd) { - const stdinStream = SYSCALLS.getStreamFromFD(ProcInfo.stdinFd); - if (stdinStream.node) { - const CHUNK_SIZE = 1024; - const buffer = new Uint8Array(CHUNK_SIZE); - let offset = 0; - while (true) { - const bytesRead = stdinStream.stream_ops.read(stdinStream, buffer, 0, CHUNK_SIZE, offset); - if (bytesRead === null || bytesRead === 0) { - break; - } - try { - cp.stdin.write(buffer.subarray(0, bytesRead)); - } catch (e) { - console.error(e); - return 1; - } - if (bytesRead < CHUNK_SIZE) { - break; - } - offset += bytesRead; - } - wakeUp(ProcInfo.pid); - return; - } - } - wakeUp(ProcInfo.pid); - }); -} - -function _js_process_status(pid, exitCodePtr) { - if (!PHPWASM.child_proc_by_pid[pid]) { - return -1; - } - if (PHPWASM.child_proc_by_pid[pid].exited) { - HEAPU32[exitCodePtr >> 2] = PHPWASM.child_proc_by_pid[pid].exitCode; - return 1; - } - return 0; -} - -function _js_waitpid(pid, exitCodePtr) { - if (!PHPWASM.child_proc_by_pid[pid]) { - return -1; - } - return Asyncify.handleSleep(wakeUp => { - const poll = function() { - if (PHPWASM.child_proc_by_pid[pid]?.exited) { - HEAPU32[exitCodePtr >> 2] = PHPWASM.child_proc_by_pid[pid].exitCode; - wakeUp(pid); - } else { - setTimeout(poll, 50); - } - }; - poll(); - }); -} - -var arraySum = (array, index) => { - var sum = 0; - for (var i = 0; i <= index; sum += array[i++]) {} - return sum; -}; - -var MONTH_DAYS_LEAP = [ 31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 ]; - -var MONTH_DAYS_REGULAR = [ 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 ]; - -var addDays = (date, days) => { - var newDate = new Date(date.getTime()); - while (days > 0) { - var leap = isLeapYear(newDate.getFullYear()); - var currentMonth = newDate.getMonth(); - var daysInCurrentMonth = (leap ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR)[currentMonth]; - if (days > daysInCurrentMonth - newDate.getDate()) { - days -= (daysInCurrentMonth - newDate.getDate() + 1); - newDate.setDate(1); - if (currentMonth < 11) { - newDate.setMonth(currentMonth + 1); - } else { - newDate.setMonth(0); - newDate.setFullYear(newDate.getFullYear() + 1); - } - } else { - newDate.setDate(newDate.getDate() + days); - return newDate; - } - } - return newDate; -}; - -var writeArrayToMemory = (array, buffer) => { - HEAP8.set(array, buffer); -}; - -var _strftime = (s, maxsize, format, tm) => { - var tm_zone = HEAPU32[(((tm) + (40)) >> 2)]; - var date = { - tm_sec: HEAP32[((tm) >> 2)], - tm_min: HEAP32[(((tm) + (4)) >> 2)], - tm_hour: HEAP32[(((tm) + (8)) >> 2)], - tm_mday: HEAP32[(((tm) + (12)) >> 2)], - tm_mon: HEAP32[(((tm) + (16)) >> 2)], - tm_year: HEAP32[(((tm) + (20)) >> 2)], - tm_wday: HEAP32[(((tm) + (24)) >> 2)], - tm_yday: HEAP32[(((tm) + (28)) >> 2)], - tm_isdst: HEAP32[(((tm) + (32)) >> 2)], - tm_gmtoff: HEAP32[(((tm) + (36)) >> 2)], - tm_zone: tm_zone ? UTF8ToString(tm_zone) : "" - }; - var pattern = UTF8ToString(format); - var EXPANSION_RULES_1 = { - "%c": "%a %b %d %H:%M:%S %Y", - "%D": "%m/%d/%y", - "%F": "%Y-%m-%d", - "%h": "%b", - "%r": "%I:%M:%S %p", - "%R": "%H:%M", - "%T": "%H:%M:%S", - "%x": "%m/%d/%y", - "%X": "%H:%M:%S", - "%Ec": "%c", - "%EC": "%C", - "%Ex": "%m/%d/%y", - "%EX": "%H:%M:%S", - "%Ey": "%y", - "%EY": "%Y", - "%Od": "%d", - "%Oe": "%e", - "%OH": "%H", - "%OI": "%I", - "%Om": "%m", - "%OM": "%M", - "%OS": "%S", - "%Ou": "%u", - "%OU": "%U", - "%OV": "%V", - "%Ow": "%w", - "%OW": "%W", - "%Oy": "%y" - }; - for (var rule in EXPANSION_RULES_1) { - pattern = pattern.replace(new RegExp(rule, "g"), EXPANSION_RULES_1[rule]); - } - var WEEKDAYS = [ "Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday" ]; - var MONTHS = [ "January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December" ]; - function leadingSomething(value, digits, character) { - var str = typeof value == "number" ? value.toString() : (value || ""); - while (str.length < digits) { - str = character[0] + str; - } - return str; - } - function leadingNulls(value, digits) { - return leadingSomething(value, digits, "0"); - } - function compareByDay(date1, date2) { - function sgn(value) { - return value < 0 ? -1 : (value > 0 ? 1 : 0); - } - var compare; - if ((compare = sgn(date1.getFullYear() - date2.getFullYear())) === 0) { - if ((compare = sgn(date1.getMonth() - date2.getMonth())) === 0) { - compare = sgn(date1.getDate() - date2.getDate()); - } - } - return compare; - } - function getFirstWeekStartDate(janFourth) { - switch (janFourth.getDay()) { - case 0: - return new Date(janFourth.getFullYear() - 1, 11, 29); - - case 1: - return janFourth; - - case 2: - return new Date(janFourth.getFullYear(), 0, 3); - - case 3: - return new Date(janFourth.getFullYear(), 0, 2); - - case 4: - return new Date(janFourth.getFullYear(), 0, 1); - - case 5: - return new Date(janFourth.getFullYear() - 1, 11, 31); - - case 6: - return new Date(janFourth.getFullYear() - 1, 11, 30); - } - } - function getWeekBasedYear(date) { - var thisDate = addDays(new Date(date.tm_year + 1900, 0, 1), date.tm_yday); - var janFourthThisYear = new Date(thisDate.getFullYear(), 0, 4); - var janFourthNextYear = new Date(thisDate.getFullYear() + 1, 0, 4); - var firstWeekStartThisYear = getFirstWeekStartDate(janFourthThisYear); - var firstWeekStartNextYear = getFirstWeekStartDate(janFourthNextYear); - if (compareByDay(firstWeekStartThisYear, thisDate) <= 0) { - if (compareByDay(firstWeekStartNextYear, thisDate) <= 0) { - return thisDate.getFullYear() + 1; - } - return thisDate.getFullYear(); - } - return thisDate.getFullYear() - 1; - } - var EXPANSION_RULES_2 = { - "%a": date => WEEKDAYS[date.tm_wday].substring(0, 3), - "%A": date => WEEKDAYS[date.tm_wday], - "%b": date => MONTHS[date.tm_mon].substring(0, 3), - "%B": date => MONTHS[date.tm_mon], - "%C": date => { - var year = date.tm_year + 1900; - return leadingNulls((year / 100) | 0, 2); - }, - "%d": date => leadingNulls(date.tm_mday, 2), - "%e": date => leadingSomething(date.tm_mday, 2, " "), - "%g": date => getWeekBasedYear(date).toString().substring(2), - "%G": getWeekBasedYear, - "%H": date => leadingNulls(date.tm_hour, 2), - "%I": date => { - var twelveHour = date.tm_hour; - if (twelveHour == 0) twelveHour = 12; else if (twelveHour > 12) twelveHour -= 12; - return leadingNulls(twelveHour, 2); - }, - "%j": date => leadingNulls(date.tm_mday + arraySum(isLeapYear(date.tm_year + 1900) ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, date.tm_mon - 1), 3), - "%m": date => leadingNulls(date.tm_mon + 1, 2), - "%M": date => leadingNulls(date.tm_min, 2), - "%n": () => "\n", - "%p": date => { - if (date.tm_hour >= 0 && date.tm_hour < 12) { - return "AM"; - } - return "PM"; - }, - "%S": date => leadingNulls(date.tm_sec, 2), - "%t": () => "\t", - "%u": date => date.tm_wday || 7, - "%U": date => { - var days = date.tm_yday + 7 - date.tm_wday; - return leadingNulls(Math.floor(days / 7), 2); - }, - "%V": date => { - var val = Math.floor((date.tm_yday + 7 - (date.tm_wday + 6) % 7) / 7); - if ((date.tm_wday + 371 - date.tm_yday - 2) % 7 <= 2) { - val++; - } - if (!val) { - val = 52; - var dec31 = (date.tm_wday + 7 - date.tm_yday - 1) % 7; - if (dec31 == 4 || (dec31 == 5 && isLeapYear(date.tm_year % 400 - 1))) { - val++; - } - } else if (val == 53) { - var jan1 = (date.tm_wday + 371 - date.tm_yday) % 7; - if (jan1 != 4 && (jan1 != 3 || !isLeapYear(date.tm_year))) val = 1; - } - return leadingNulls(val, 2); - }, - "%w": date => date.tm_wday, - "%W": date => { - var days = date.tm_yday + 7 - ((date.tm_wday + 6) % 7); - return leadingNulls(Math.floor(days / 7), 2); - }, - "%y": date => (date.tm_year + 1900).toString().substring(2), - "%Y": date => date.tm_year + 1900, - "%z": date => { - var off = date.tm_gmtoff; - var ahead = off >= 0; - off = Math.abs(off) / 60; - off = (off / 60) * 100 + (off % 60); - return (ahead ? "+" : "-") + String("0000" + off).slice(-4); - }, - "%Z": date => date.tm_zone, - "%%": () => "%" - }; - pattern = pattern.replace(/%%/g, "\0\0"); - for (var rule in EXPANSION_RULES_2) { - if (pattern.includes(rule)) { - pattern = pattern.replace(new RegExp(rule, "g"), EXPANSION_RULES_2[rule](date)); - } - } - pattern = pattern.replace(/\0\0/g, "%"); - var bytes = intArrayFromString(pattern, false); - if (bytes.length > maxsize) { - return 0; - } - writeArrayToMemory(bytes, s); - return bytes.length - 1; -}; - -var _strftime_l = (s, maxsize, format, tm, loc) => _strftime(s, maxsize, format, tm); - -var _strptime = (buf, format, tm) => { - var pattern = UTF8ToString(format); - var SPECIAL_CHARS = "\\!@#$^&*()+=-[]/{}|:<>?,."; - for (var i = 0, ii = SPECIAL_CHARS.length; i < ii; ++i) { - pattern = pattern.replace(new RegExp("\\" + SPECIAL_CHARS[i], "g"), "\\" + SPECIAL_CHARS[i]); - } - var EQUIVALENT_MATCHERS = { - "A": "%a", - "B": "%b", - "c": "%a %b %d %H:%M:%S %Y", - "D": "%m\\/%d\\/%y", - "e": "%d", - "F": "%Y-%m-%d", - "h": "%b", - "R": "%H\\:%M", - "r": "%I\\:%M\\:%S\\s%p", - "T": "%H\\:%M\\:%S", - "x": "%m\\/%d\\/(?:%y|%Y)", - "X": "%H\\:%M\\:%S" - }; - var DATE_PATTERNS = { - /* weekday name */ "a": "(?:Sun(?:day)?)|(?:Mon(?:day)?)|(?:Tue(?:sday)?)|(?:Wed(?:nesday)?)|(?:Thu(?:rsday)?)|(?:Fri(?:day)?)|(?:Sat(?:urday)?)", - /* month name */ "b": "(?:Jan(?:uary)?)|(?:Feb(?:ruary)?)|(?:Mar(?:ch)?)|(?:Apr(?:il)?)|May|(?:Jun(?:e)?)|(?:Jul(?:y)?)|(?:Aug(?:ust)?)|(?:Sep(?:tember)?)|(?:Oct(?:ober)?)|(?:Nov(?:ember)?)|(?:Dec(?:ember)?)", - /* century */ "C": "\\d\\d", - /* day of month */ "d": "0[1-9]|[1-9](?!\\d)|1\\d|2\\d|30|31", - /* hour (24hr) */ "H": "\\d(?!\\d)|[0,1]\\d|20|21|22|23", - /* hour (12hr) */ "I": "\\d(?!\\d)|0\\d|10|11|12", - /* day of year */ "j": "00[1-9]|0?[1-9](?!\\d)|0?[1-9]\\d(?!\\d)|[1,2]\\d\\d|3[0-6]\\d", - /* month */ "m": "0[1-9]|[1-9](?!\\d)|10|11|12", - /* minutes */ "M": "0\\d|\\d(?!\\d)|[1-5]\\d", - /* whitespace */ "n": " ", - /* AM/PM */ "p": "AM|am|PM|pm|A\\.M\\.|a\\.m\\.|P\\.M\\.|p\\.m\\.", - /* seconds */ "S": "0\\d|\\d(?!\\d)|[1-5]\\d|60", - /* week number */ "U": "0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53", - /* week number */ "W": "0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53", - /* weekday number */ "w": "[0-6]", - /* 2-digit year */ "y": "\\d\\d", - /* 4-digit year */ "Y": "\\d\\d\\d\\d", - /* whitespace */ "t": " ", - /* time zone */ "z": "Z|(?:[\\+\\-]\\d\\d:?(?:\\d\\d)?)" - }; - var MONTH_NUMBERS = { - JAN: 0, - FEB: 1, - MAR: 2, - APR: 3, - MAY: 4, - JUN: 5, - JUL: 6, - AUG: 7, - SEP: 8, - OCT: 9, - NOV: 10, - DEC: 11 - }; - var DAY_NUMBERS_SUN_FIRST = { - SUN: 0, - MON: 1, - TUE: 2, - WED: 3, - THU: 4, - FRI: 5, - SAT: 6 - }; - var DAY_NUMBERS_MON_FIRST = { - MON: 0, - TUE: 1, - WED: 2, - THU: 3, - FRI: 4, - SAT: 5, - SUN: 6 - }; - var capture = []; - var pattern_out = pattern.replace(/%(.)/g, (m, c) => EQUIVALENT_MATCHERS[c] || m).replace(/%(.)/g, (_, c) => { - let pat = DATE_PATTERNS[c]; - if (pat) { - capture.push(c); - return `(${pat})`; - } else { - return c; - } - }).replace(/\s+/g, "\\s*"); - var matches = new RegExp("^" + pattern_out, "i").exec(UTF8ToString(buf)); - function initDate() { - function fixup(value, min, max) { - return (typeof value != "number" || isNaN(value)) ? min : (value >= min ? (value <= max ? value : max) : min); - } - return { - year: fixup(HEAP32[(((tm) + (20)) >> 2)] + 1900, 1970, 9999), - month: fixup(HEAP32[(((tm) + (16)) >> 2)], 0, 11), - day: fixup(HEAP32[(((tm) + (12)) >> 2)], 1, 31), - hour: fixup(HEAP32[(((tm) + (8)) >> 2)], 0, 23), - min: fixup(HEAP32[(((tm) + (4)) >> 2)], 0, 59), - sec: fixup(HEAP32[((tm) >> 2)], 0, 59), - gmtoff: 0 - }; - } - if (matches) { - var date = initDate(); - var value; - var getMatch = symbol => { - var pos = capture.indexOf(symbol); - if (pos >= 0) { - return matches[pos + 1]; - } - return; - }; - if ((value = getMatch("S"))) { - date.sec = jstoi_q(value); - } - if ((value = getMatch("M"))) { - date.min = jstoi_q(value); - } - if ((value = getMatch("H"))) { - date.hour = jstoi_q(value); - } else if ((value = getMatch("I"))) { - var hour = jstoi_q(value); - if ((value = getMatch("p"))) { - hour += value.toUpperCase()[0] === "P" ? 12 : 0; - } - date.hour = hour; - } - if ((value = getMatch("Y"))) { - date.year = jstoi_q(value); - } else if ((value = getMatch("y"))) { - var year = jstoi_q(value); - if ((value = getMatch("C"))) { - year += jstoi_q(value) * 100; - } else { - year += year < 69 ? 2e3 : 1900; - } - date.year = year; - } - if ((value = getMatch("m"))) { - date.month = jstoi_q(value) - 1; - } else if ((value = getMatch("b"))) { - date.month = MONTH_NUMBERS[value.substring(0, 3).toUpperCase()] || 0; - } - if ((value = getMatch("d"))) { - date.day = jstoi_q(value); - } else if ((value = getMatch("j"))) { - var day = jstoi_q(value); - var leapYear = isLeapYear(date.year); - for (var month = 0; month < 12; ++month) { - var daysUntilMonth = arraySum(leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, month - 1); - if (day <= daysUntilMonth + (leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR)[month]) { - date.day = day - daysUntilMonth; - } - } - } else if ((value = getMatch("a"))) { - var weekDay = value.substring(0, 3).toUpperCase(); - if ((value = getMatch("U"))) { - var weekDayNumber = DAY_NUMBERS_SUN_FIRST[weekDay]; - var weekNumber = jstoi_q(value); - var janFirst = new Date(date.year, 0, 1); - var endDate; - if (janFirst.getDay() === 0) { - endDate = addDays(janFirst, weekDayNumber + 7 * (weekNumber - 1)); - } else { - endDate = addDays(janFirst, 7 - janFirst.getDay() + weekDayNumber + 7 * (weekNumber - 1)); - } - date.day = endDate.getDate(); - date.month = endDate.getMonth(); - } else if ((value = getMatch("W"))) { - var weekDayNumber = DAY_NUMBERS_MON_FIRST[weekDay]; - var weekNumber = jstoi_q(value); - var janFirst = new Date(date.year, 0, 1); - var endDate; - if (janFirst.getDay() === 1) { - endDate = addDays(janFirst, weekDayNumber + 7 * (weekNumber - 1)); - } else { - endDate = addDays(janFirst, 7 - janFirst.getDay() + 1 + weekDayNumber + 7 * (weekNumber - 1)); - } - date.day = endDate.getDate(); - date.month = endDate.getMonth(); - } - } - if ((value = getMatch("z"))) { - if (value.toLowerCase() === "z") { - date.gmtoff = 0; - } else { - var match = value.match(/^((?:\-|\+)\d\d):?(\d\d)?/); - date.gmtoff = match[1] * 3600; - if (match[2]) { - date.gmtoff += date.gmtoff > 0 ? match[2] * 60 : -match[2] * 60; - } - } - } - /* + // The rest of the code comes from the built php.js file and esm-suffix.js + // include: shell.js + // The Module object: Our interface to the outside world. We import + // and export values on it. There are various ways Module can be used: + // 1. Not defined. We create it here + // 2. A function parameter, function(moduleArg) => Promise + // 3. pre-run appended it, var Module = {}; ..generated code.. + // 4. External script tag defines var Module. + // We need to check if Module already exists (e.g. case 3 above). + // Substitution will be replaced with actual code on later stage of the build, + // this way Closure Compiler will not mangle it (e.g. case 4. above). + // Note that if you want to run closure, and also to use Module + // after the generated code, you will need to define var Module = {}; + // before the code. Then that object will be used in the code, and you + // can continue to use Module afterwards as well. + var Module = typeof PHPLoader != 'undefined' ? PHPLoader : {}; + + var ENVIRONMENT_IS_WORKER = RuntimeName === 'WORKER'; + + var ENVIRONMENT_IS_NODE = RuntimeName === 'NODE'; + + if (ENVIRONMENT_IS_NODE) { + } + + // --pre-jses are emitted after the Module integration code, so that they can + // refer to Module (if they choose; they can also define Module) + // Sometimes an existing Module object exists with properties + // meant to overwrite the default module functionality. Here + // we collect those properties and reapply _after_ we configure + // the current environment's defaults to avoid having to be so + // defensive during initialization. + var moduleOverrides = Object.assign({}, Module); + + var arguments_ = []; + + var thisProgram = './this.program'; + + var quit_ = (status, toThrow) => { + throw toThrow; + }; + + // `/` should be present at the end if `scriptDirectory` is not empty + var scriptDirectory = ''; + + function locateFile(path) { + if (Module['locateFile']) { + return Module['locateFile'](path, scriptDirectory); + } + return scriptDirectory + path; + } + + // Hooks that are implemented differently in different runtime environments. + var readAsync, readBinary; + + if (ENVIRONMENT_IS_NODE) { + // These modules will usually be used on Node.js. Load them eagerly to avoid + // the complexity of lazy-loading. + var fs = require('fs'); + var nodePath = require('path'); + scriptDirectory = __dirname + '/'; + // include: node_shell_read.js + readBinary = (filename) => { + // We need to re-wrap `file://` strings to URLs. + filename = isFileURI(filename) ? new URL(filename) : filename; + var ret = fs.readFileSync(filename); + return ret; + }; + readAsync = async (filename, binary = true) => { + // See the comment in the `readBinary` function. + filename = isFileURI(filename) ? new URL(filename) : filename; + var ret = fs.readFileSync(filename, binary ? undefined : 'utf8'); + return ret; + }; + // end include: node_shell_read.js + if (!Module['thisProgram'] && process.argv.length > 1) { + thisProgram = process.argv[1].replace(/\\/g, '/'); + } + arguments_ = process.argv.slice(2); + if (typeof module != 'undefined') { + module['exports'] = Module; + } + quit_ = (status, toThrow) => { + process.exitCode = status; + throw toThrow; + }; + } // Note that this includes Node.js workers when relevant (pthreads is enabled). + // Node.js workers are detected as a combination of ENVIRONMENT_IS_WORKER and + // ENVIRONMENT_IS_NODE. + else { + } + + var out = Module['print'] || console.log.bind(console); + + var err = Module['printErr'] || console.error.bind(console); + + // Merge back in the overrides + Object.assign(Module, moduleOverrides); + + // Free the object hierarchy contained in the overrides, this lets the GC + // reclaim data used. + moduleOverrides = null; + + // Emit code to handle expected values on the Module object. This applies Module.x + // to the proper local x. This has two benefits: first, we only emit it if it is + // expected to arrive, and second, by using a local everywhere else that can be + // minified. + if (Module['arguments']) arguments_ = Module['arguments']; + + if (Module['thisProgram']) thisProgram = Module['thisProgram']; + if (Module['quit']) quit_ = Module['quit']; + + // perform assertions in shell.js after we set up out() and err(), as otherwise if an assertion fails it cannot print the message + // end include: shell.js + // include: preamble.js + // === Preamble library stuff === + // Documentation for the public APIs defined in this file must be updated in: + // site/source/docs/api_reference/preamble.js.rst + // A prebuilt local version of the documentation is available at: + // site/build/text/docs/api_reference/preamble.js.txt + // You can also build docs locally as HTML or other formats in site/ + // An online HTML version (which may be of a different version of Emscripten) + // is up at http://kripken.github.io/emscripten-site/docs/api_reference/preamble.js.html + var wasmBinary = Module['wasmBinary']; + + // end include: base64Utils.js + // Wasm globals + var wasmMemory; + + //======================================== + // Runtime essentials + //======================================== + // whether we are quitting the application. no code should run after this. + // set in exit() and abort() + var ABORT = false; + + // set by exit() and abort(). Passed to 'onExit' handler. + // NOTE: This is also used as the process return code code in shell environments + // but only when noExitRuntime is false. + var EXITSTATUS; + + // In STRICT mode, we only define assert() when ASSERTIONS is set. i.e. we + // don't define it at all in release modes. This matches the behaviour of + // MINIMAL_RUNTIME. + // TODO(sbc): Make this the default even without STRICT enabled. + /** @type {function(*, string=)} */ function assert(condition, text) { + if (!condition) { + // This build was created without ASSERTIONS defined. `assert()` should not + // ever be called in this configuration but in case there are callers in + // the wild leave this simple abort() implementation here for now. + abort(text); + } + } + + // Memory management + var /** @type {!Int8Array} */ HEAP8, + /** @type {!Uint8Array} */ HEAPU8, + /** @type {!Int16Array} */ HEAP16, + /** @type {!Uint16Array} */ HEAPU16, + /** @type {!Int32Array} */ HEAP32, + /** @type {!Uint32Array} */ HEAPU32, + /** @type {!Float32Array} */ HEAPF32, + /** @type {!Float64Array} */ HEAPF64; + + // include: runtime_shared.js + function updateMemoryViews() { + var b = wasmMemory.buffer; + Module['HEAP8'] = HEAP8 = new Int8Array(b); + Module['HEAP16'] = HEAP16 = new Int16Array(b); + Module['HEAPU8'] = HEAPU8 = new Uint8Array(b); + Module['HEAPU16'] = HEAPU16 = new Uint16Array(b); + Module['HEAP32'] = HEAP32 = new Int32Array(b); + Module['HEAPU32'] = HEAPU32 = new Uint32Array(b); + Module['HEAPF32'] = HEAPF32 = new Float32Array(b); + Module['HEAPF64'] = HEAPF64 = new Float64Array(b); + } + + // end include: runtime_shared.js + // include: runtime_stack_check.js + // end include: runtime_stack_check.js + var __ATPRERUN__ = []; + + // functions called before the runtime is initialized + var __ATINIT__ = []; + + // functions called during startup + var __ATEXIT__ = []; + + // functions called during shutdown + var __ATPOSTRUN__ = []; + + // functions called after the main() is called + var runtimeInitialized = false; + + var runtimeExited = false; + + function preRun() { + if (Module['preRun']) { + if (typeof Module['preRun'] == 'function') + Module['preRun'] = [Module['preRun']]; + while (Module['preRun'].length) { + addOnPreRun(Module['preRun'].shift()); + } + } + callRuntimeCallbacks(__ATPRERUN__); + } + + function initRuntime() { + runtimeInitialized = true; + SOCKFS.root = FS.mount(SOCKFS, {}, null); + if (!Module['noFSInit'] && !FS.initialized) FS.init(); + FS.ignorePermissions = false; + TTY.init(); + PIPEFS.root = FS.mount(PIPEFS, {}, null); + callRuntimeCallbacks(__ATINIT__); + } + + function exitRuntime() { + ___funcs_on_exit(); + // Native atexit() functions + callRuntimeCallbacks(__ATEXIT__); + FS.quit(); + TTY.shutdown(); + runtimeExited = true; + } + + function postRun() { + if (Module['postRun']) { + if (typeof Module['postRun'] == 'function') + Module['postRun'] = [Module['postRun']]; + while (Module['postRun'].length) { + addOnPostRun(Module['postRun'].shift()); + } + } + callRuntimeCallbacks(__ATPOSTRUN__); + } + + function addOnPreRun(cb) { + __ATPRERUN__.unshift(cb); + } + + function addOnInit(cb) { + __ATINIT__.unshift(cb); + } + + function addOnPostRun(cb) { + __ATPOSTRUN__.unshift(cb); + } + + // include: runtime_math.js + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/imul + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/fround + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/clz32 + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/trunc + // end include: runtime_math.js + // A counter of dependencies for calling run(). If we need to + // do asynchronous work before running, increment this and + // decrement it. Incrementing must happen in a place like + // Module.preRun (used by emcc to add file preloading). + // Note that you can add dependencies in preRun, even though + // it happens right before run - run will be postponed until + // the dependencies are met. + var runDependencies = 0; + + var dependenciesFulfilled = null; + + // overridden to take different actions when all run dependencies are fulfilled + function getUniqueRunDependency(id) { + return id; + } + + function addRunDependency(id) { + runDependencies++; + Module['monitorRunDependencies']?.(runDependencies); + } + + function removeRunDependency(id) { + runDependencies--; + Module['monitorRunDependencies']?.(runDependencies); + if (runDependencies == 0) { + if (dependenciesFulfilled) { + var callback = dependenciesFulfilled; + dependenciesFulfilled = null; + callback(); + } + } + } + + /** @param {string|number=} what */ function abort(what) { + Module['onAbort']?.(what); + what = 'Aborted(' + what + ')'; + // TODO(sbc): Should we remove printing and leave it up to whoever + // catches the exception? + err(what); + ABORT = true; + what += '. Build with -sASSERTIONS for more info.'; + // Use a wasm runtime error, because a JS error might be seen as a foreign + // exception, which means we'd run destructors on it. We need the error to + // simply make the program stop. + // FIXME This approach does not work in Wasm EH because it currently does not assume + // all RuntimeErrors are from traps; it decides whether a RuntimeError is from + // a trap or not based on a hidden field within the object. So at the moment + // we don't have a way of throwing a wasm trap from JS. TODO Make a JS API that + // allows this in the wasm spec. + // Suppress closure compiler warning here. Closure compiler's builtin extern + // definition for WebAssembly.RuntimeError claims it takes no arguments even + // though it can. + // TODO(https://github.com/google/closure-compiler/pull/3913): Remove if/when upstream closure gets fixed. + // See above, in the meantime, we resort to wasm code for trapping. + // In case abort() is called before the module is initialized, wasmExports + // and its exported '__trap' function is not available, in which case we throw + // a RuntimeError. + // We trap instead of throwing RuntimeError to prevent infinite-looping in + // Wasm EH code (because RuntimeError is considered as a foreign exception and + // caught by 'catch_all'), but in case throwing RuntimeError is fine because + // the module has not even been instantiated, even less running. + if (runtimeInitialized) { + ___trap(); + } + /** @suppress {checkTypes} */ var e = new WebAssembly.RuntimeError( + what + ); + // Throw the error whether or not MODULARIZE is set because abort is used + // in code paths apart from instantiation where an exception is expected + // to be thrown when abort is called. + throw e; + } + + // include: memoryprofiler.js + // end include: memoryprofiler.js + // include: URIUtils.js + // Prefix of data URIs emitted by SINGLE_FILE and related options. + var dataURIPrefix = 'data:application/octet-stream;base64,'; + + /** + * Indicates whether filename is a base64 data URI. + * @noinline + */ var isDataURI = (filename) => filename.startsWith(dataURIPrefix); + + /** + * Indicates whether filename is delivered via file protocol (as opposed to http/https) + * @noinline + */ var isFileURI = (filename) => filename.startsWith('file://'); + + // end include: URIUtils.js + // include: runtime_exceptions.js + // end include: runtime_exceptions.js + function findWasmBinary() { + var f = dependencyFilename; + if (!isDataURI(f)) { + return locateFile(f); + } + return f; + } + + var wasmBinaryFile; + + function getBinarySync(file) { + if (file == wasmBinaryFile && wasmBinary) { + return new Uint8Array(wasmBinary); + } + if (readBinary) { + return readBinary(file); + } + throw 'both async and sync fetching of the wasm failed'; + } + + async function getWasmBinary(binaryFile) { + // If we don't have the binary yet, load it asynchronously using readAsync. + if (!wasmBinary) { + // Fetch the binary using readAsync + try { + var response = await readAsync(binaryFile); + return new Uint8Array(response); + } catch {} + } + // Otherwise, getBinarySync should be able to get it synchronously + return getBinarySync(binaryFile); + } + + async function instantiateArrayBuffer(binaryFile, imports) { + try { + var binary = await getWasmBinary(binaryFile); + var instance = await WebAssembly.instantiate(binary, imports); + return instance; + } catch (reason) { + err(`failed to asynchronously prepare wasm: ${reason}`); + abort(reason); + } + } + + async function instantiateAsync(binary, binaryFile, imports) { + if ( + !binary && + typeof WebAssembly.instantiateStreaming == 'function' && + !isDataURI(binaryFile) && // Avoid instantiateStreaming() on Node.js environment for now, as while + // Node.js v18.1.0 implements it, it does not have a full fetch() + // implementation yet. + // Reference: + // https://github.com/emscripten-core/emscripten/pull/16917 + !ENVIRONMENT_IS_NODE && + typeof fetch == 'function' + ) { + try { + var response = fetch(binaryFile, { + credentials: 'same-origin', + }); + var instantiationResult = + await WebAssembly.instantiateStreaming(response, imports); + return instantiationResult; + } catch (reason) { + // We expect the most common failure cause to be a bad MIME type for the binary, + // in which case falling back to ArrayBuffer instantiation should work. + err(`wasm streaming compile failed: ${reason}`); + err('falling back to ArrayBuffer instantiation'); + } + } + return instantiateArrayBuffer(binaryFile, imports); + } + + function getWasmImports() { + // instrumenting imports is used in asyncify in two ways: to add assertions + // that check for proper import use, and for ASYNCIFY=2 we use them to set up + // the Promise API on the import side. + Asyncify.instrumentWasmImports(wasmImports); + // prepare imports + return { + env: wasmImports, + wasi_snapshot_preview1: wasmImports, + }; + } + + // Create the wasm instance. + // Receives the wasm imports, returns the exports. + async function createWasm() { + // Load the wasm module and create an instance of using native support in the JS engine. + // handle a generated wasm instance, receiving its exports and + // performing other necessary setup + /** @param {WebAssembly.Module=} module*/ function receiveInstance( + instance, + module + ) { + wasmExports = instance.exports; + wasmExports = Asyncify.instrumentWasmExports(wasmExports); + Module['wasmExports'] = wasmExports; + wasmMemory = wasmExports['memory']; + updateMemoryViews(); + addOnInit(wasmExports['__wasm_call_ctors']); + removeRunDependency('wasm-instantiate'); + return wasmExports; + } + // wait for the pthread pool (if any) + addRunDependency('wasm-instantiate'); + // Prefer streaming instantiation if available. + function receiveInstantiationResult(result) { + // 'result' is a ResultObject object which has both the module and instance. + // receiveInstance() will swap in the exports (to Module.asm) so they can be called + // TODO: Due to Closure regression https://github.com/google/closure-compiler/issues/3193, the above line no longer optimizes out down to the following line. + // When the regression is fixed, can restore the above PTHREADS-enabled path. + receiveInstance(result['instance']); + } + var info = getWasmImports(); + // User shell pages can write their own Module.instantiateWasm = function(imports, successCallback) callback + // to manually instantiate the Wasm module themselves. This allows pages to + // run the instantiation parallel to any other async startup actions they are + // performing. + // Also pthreads and wasm workers initialize the wasm instance through this + // path. + if (Module['instantiateWasm']) { + try { + return Module['instantiateWasm'](info, receiveInstance); + } catch (e) { + err(`Module.instantiateWasm callback failed with error: ${e}`); + return false; + } + } + wasmBinaryFile ??= findWasmBinary(); + var result = await instantiateAsync(wasmBinary, wasmBinaryFile, info); + receiveInstantiationResult(result); + return result; + } + + // Globals used by JS i64 conversions (see makeSetValue) + var tempDouble; + + var tempI64; + + // include: runtime_debug.js + // end include: runtime_debug.js + // === Body === + function __asyncjs__js_popen_to_file(command, mode, exitCodePtr) { + return Asyncify.handleAsync(async () => { + const returnCallback = (resolver) => new Promise(resolver); + if (!command) return 1; + const cmdstr = UTF8ToString(command); + if (!cmdstr.length) return 0; + const modestr = UTF8ToString(mode); + if (!modestr.length) return 0; + if (modestr === 'w') { + console.error('popen($cmd, "w") is not implemented yet'); + } + return returnCallback(async (wakeUp) => { + let cp; + try { + cp = PHPWASM.spawnProcess(cmdstr, []); + if (cp instanceof Promise) { + cp = await cp; + } + } catch (e) { + console.error(e); + if (e.code === 'SPAWN_UNSUPPORTED') { + return 1; + } + throw e; + } + const outByteArrays = []; + cp.stdout.on('data', function (data) { + outByteArrays.push(data); + }); + const outputPath = '/tmp/popen_output'; + cp.on('exit', function (exitCode) { + const outBytes = new Uint8Array( + outByteArrays.reduce( + (acc, curr) => acc + curr.length, + 0 + ) + ); + let offset = 0; + for (const byteArray of outByteArrays) { + outBytes.set(byteArray, offset); + offset += byteArray.length; + } + FS.writeFile(outputPath, outBytes); + HEAPU8[exitCodePtr] = exitCode; + wakeUp(allocateUTF8OnStack(outputPath)); + }); + }); + }); + } + + __asyncjs__js_popen_to_file.sig = 'iiii'; + + function __asyncjs__wasm_poll_socket(socketd, events, timeout) { + return Asyncify.handleAsync(async () => { + const returnCallback = (resolver) => new Promise(resolver); + const POLLIN = 1; + const POLLPRI = 2; + const POLLOUT = 4; + const POLLERR = 8; + const POLLHUP = 16; + const POLLNVAL = 32; + return returnCallback((wakeUp) => { + const polls = []; + if (socketd in PHPWASM.child_proc_by_fd) { + const procInfo = PHPWASM.child_proc_by_fd[socketd]; + if (procInfo.exited) { + wakeUp(0); + return; + } + polls.push(PHPWASM.awaitEvent(procInfo.stdout, 'data')); + } else if (FS.isSocket(FS.getStream(socketd)?.node.mode)) { + const sock = getSocketFromFD(socketd); + if (!sock) { + wakeUp(0); + return; + } + const lookingFor = new Set(); + if (events & POLLIN || events & POLLPRI) { + if (sock.server) { + for (const client of sock.pending) { + if ((client.recv_queue || []).length > 0) { + wakeUp(1); + return; + } + } + } else if ((sock.recv_queue || []).length > 0) { + wakeUp(1); + return; + } + } + const webSockets = PHPWASM.getAllWebSockets(sock); + if (!webSockets.length) { + wakeUp(0); + return; + } + for (const ws of webSockets) { + if (events & POLLIN || events & POLLPRI) { + polls.push(PHPWASM.awaitData(ws)); + lookingFor.add('POLLIN'); + } + if (events & POLLOUT) { + polls.push(PHPWASM.awaitConnection(ws)); + lookingFor.add('POLLOUT'); + } + if (events & POLLHUP) { + polls.push(PHPWASM.awaitClose(ws)); + lookingFor.add('POLLHUP'); + } + if (events & POLLERR || events & POLLNVAL) { + polls.push(PHPWASM.awaitError(ws)); + lookingFor.add('POLLERR'); + } + } + } else { + setTimeout(function () { + wakeUp(1); + }, timeout); + return; + } + if (polls.length === 0) { + console.warn( + 'Unsupported poll event ' + + events + + ', defaulting to setTimeout().' + ); + setTimeout(function () { + wakeUp(0); + }, timeout); + return; + } + const promises = polls.map(([promise]) => promise); + const clearPolling = () => + polls.forEach(([, clear]) => clear()); + let awaken = false; + let timeoutId; + Promise.race(promises).then(function (results) { + if (!awaken) { + awaken = true; + wakeUp(1); + if (timeoutId) { + clearTimeout(timeoutId); + } + clearPolling(); + } + }); + if (timeout !== -1) { + timeoutId = setTimeout(function () { + if (!awaken) { + awaken = true; + wakeUp(0); + clearPolling(); + } + }, timeout); + } + }); + }); + } + + __asyncjs__wasm_poll_socket.sig = 'iiii'; + + function __asyncjs__js_fd_read(fd, iov, iovcnt, pnum) { + return Asyncify.handleAsync(async () => { + const returnCallback = (resolver) => new Promise(resolver); + if ( + Asyncify?.State?.Normal === undefined || + Asyncify?.state === Asyncify?.State?.Normal + ) { + var returnCode; + var stream; + let num = 0; + try { + stream = SYSCALLS.getStreamFromFD(fd); + const num = doReadv(stream, iov, iovcnt); + HEAPU32[pnum >> 2] = num; + return 0; + } catch (e) { + if ( + typeof FS == 'undefined' || + !(e.name === 'ErrnoError') + ) { + throw e; + } + if ( + e.errno !== 6 || + !(stream?.fd in PHPWASM.child_proc_by_fd) + ) { + HEAPU32[pnum >> 2] = 0; + return returnCode; + } + } + } + return returnCallback((wakeUp) => { + var retries = 0; + var interval = 50; + var timeout = 5e3; + var maxRetries = timeout / interval; + function poll() { + var returnCode; + var stream; + let num; + try { + stream = SYSCALLS.getStreamFromFD(fd); + num = doReadv(stream, iov, iovcnt); + returnCode = 0; + } catch (e) { + if ( + typeof FS == 'undefined' || + !(e.name === 'ErrnoError') + ) { + console.error(e); + throw e; + } + returnCode = e.errno; + } + const success = returnCode === 0; + const failure = + ++retries > maxRetries || + !(fd in PHPWASM.child_proc_by_fd) || + PHPWASM.child_proc_by_fd[fd]?.exited || + FS.isClosed(stream); + if (success) { + HEAPU32[pnum >> 2] = num; + wakeUp(0); + } else if (failure) { + HEAPU32[pnum >> 2] = 0; + wakeUp(returnCode === 6 ? 0 : returnCode); + } else { + setTimeout(poll, interval); + } + } + poll(); + }); + }); + } + + __asyncjs__js_fd_read.sig = 'iiiii'; + + function __asyncjs__js_module_onMessage(data, response_buffer) { + return Asyncify.handleAsync(async () => { + if (Module['onMessage']) { + const dataStr = UTF8ToString(data); + return Module['onMessage'](dataStr) + .then((response) => { + const responseBytes = + typeof response === 'string' + ? new TextEncoder().encode(response) + : response; + const responseSize = responseBytes.byteLength; + const responsePtr = _malloc(responseSize + 1); + HEAPU8.set(responseBytes, responsePtr); + HEAPU8[responsePtr + responseSize] = 0; + HEAPU8[response_buffer] = responsePtr; + HEAPU8[response_buffer + 1] = responsePtr >> 8; + HEAPU8[response_buffer + 2] = responsePtr >> 16; + HEAPU8[response_buffer + 3] = responsePtr >> 24; + return responseSize; + }) + .catch((e) => { + console.error(e); + return -1; + }); + } + }); + } + + __asyncjs__js_module_onMessage.sig = 'iii'; + + // end include: preamble.js + class ExitStatus { + name = 'ExitStatus'; + constructor(status) { + this.message = `Program terminated with exit(${status})`; + this.status = status; + } + } + ExitStatus = class PHPExitStatus extends Error { + constructor(status) { + super(status); + this.name = 'ExitStatus'; + this.message = 'Program terminated with exit(' + status + ')'; + this.status = status; + } + }; + + var callRuntimeCallbacks = (callbacks) => { + while (callbacks.length > 0) { + // Pass the module as the first argument. + callbacks.shift()(Module); + } + }; + + var noExitRuntime = Module['noExitRuntime'] || false; + + var UTF8Decoder = + typeof TextDecoder != 'undefined' ? new TextDecoder() : undefined; + + /** + * Given a pointer 'idx' to a null-terminated UTF8-encoded string in the given + * array that contains uint8 values, returns a copy of that string as a + * Javascript String object. + * heapOrArray is either a regular array, or a JavaScript typed array view. + * @param {number=} idx + * @param {number=} maxBytesToRead + * @return {string} + */ var UTF8ArrayToString = ( + heapOrArray, + idx = 0, + maxBytesToRead = NaN + ) => { + var endIdx = idx + maxBytesToRead; + var endPtr = idx; + // TextDecoder needs to know the byte length in advance, it doesn't stop on + // null terminator by itself. Also, use the length info to avoid running tiny + // strings through TextDecoder, since .subarray() allocates garbage. + // (As a tiny code save trick, compare endPtr against endIdx using a negation, + // so that undefined/NaN means Infinity) + while (heapOrArray[endPtr] && !(endPtr >= endIdx)) ++endPtr; + if (endPtr - idx > 16 && heapOrArray.buffer && UTF8Decoder) { + return UTF8Decoder.decode(heapOrArray.subarray(idx, endPtr)); + } + var str = ''; + // If building with TextDecoder, we have already computed the string length + // above, so test loop end condition against that + while (idx < endPtr) { + // For UTF8 byte structure, see: + // http://en.wikipedia.org/wiki/UTF-8#Description + // https://www.ietf.org/rfc/rfc2279.txt + // https://tools.ietf.org/html/rfc3629 + var u0 = heapOrArray[idx++]; + if (!(u0 & 128)) { + str += String.fromCharCode(u0); + continue; + } + var u1 = heapOrArray[idx++] & 63; + if ((u0 & 224) == 192) { + str += String.fromCharCode(((u0 & 31) << 6) | u1); + continue; + } + var u2 = heapOrArray[idx++] & 63; + if ((u0 & 240) == 224) { + u0 = ((u0 & 15) << 12) | (u1 << 6) | u2; + } else { + u0 = + ((u0 & 7) << 18) | + (u1 << 12) | + (u2 << 6) | + (heapOrArray[idx++] & 63); + } + if (u0 < 65536) { + str += String.fromCharCode(u0); + } else { + var ch = u0 - 65536; + str += String.fromCharCode( + 55296 | (ch >> 10), + 56320 | (ch & 1023) + ); + } + } + return str; + }; + + /** + * Given a pointer 'ptr' to a null-terminated UTF8-encoded string in the + * emscripten HEAP, returns a copy of that string as a Javascript String object. + * + * @param {number} ptr + * @param {number=} maxBytesToRead - An optional length that specifies the + * maximum number of bytes to read. You can omit this parameter to scan the + * string until the first 0 byte. If maxBytesToRead is passed, and the string + * at [ptr, ptr+maxBytesToReadr[ contains a null byte in the middle, then the + * string will cut short at that byte index (i.e. maxBytesToRead will not + * produce a string of exact length [ptr, ptr+maxBytesToRead[) N.B. mixing + * frequent uses of UTF8ToString() with and without maxBytesToRead may throw + * JS JIT optimizations off, so it is worth to consider consistently using one + * @return {string} + */ var UTF8ToString = (ptr, maxBytesToRead) => + ptr ? UTF8ArrayToString(HEAPU8, ptr, maxBytesToRead) : ''; + + Module['UTF8ToString'] = UTF8ToString; + + var ___assert_fail = (condition, filename, line, func) => + abort( + `Assertion failed: ${UTF8ToString(condition)}, at: ` + + [ + filename ? UTF8ToString(filename) : 'unknown filename', + line, + func ? UTF8ToString(func) : 'unknown function', + ] + ); + + var ___call_sighandler = (fp, sig) => ((a1) => dynCall_vi(fp, a1))(sig); + + var initRandomFill = () => { + if ( + typeof crypto == 'object' && + typeof crypto['getRandomValues'] == 'function' + ) { + // for modern web browsers + return (view) => crypto.getRandomValues(view); + } else if (ENVIRONMENT_IS_NODE) { + // for nodejs with or without crypto support included + try { + var crypto_module = require('crypto'); + var randomFillSync = crypto_module['randomFillSync']; + if (randomFillSync) { + // nodejs with LTS crypto support + return (view) => crypto_module['randomFillSync'](view); + } + // very old nodejs with the original crypto API + var randomBytes = crypto_module['randomBytes']; + return (view) => ( + view.set(randomBytes(view.byteLength)), // Return the original view to match modern native implementations. + view + ); + } catch (e) {} + } + // we couldn't find a proper implementation, as Math.random() is not suitable for /dev/random, see emscripten-core/emscripten/pull/7096 + abort('initRandomDevice'); + }; + + var randomFill = (view) => (randomFill = initRandomFill())(view); + + var PATH = { + isAbs: (path) => path.charAt(0) === '/', + splitPath: (filename) => { + var splitPathRe = + /^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/; + return splitPathRe.exec(filename).slice(1); + }, + normalizeArray: (parts, allowAboveRoot) => { + // if the path tries to go above the root, `up` ends up > 0 + var up = 0; + for (var i = parts.length - 1; i >= 0; i--) { + var last = parts[i]; + if (last === '.') { + parts.splice(i, 1); + } else if (last === '..') { + parts.splice(i, 1); + up++; + } else if (up) { + parts.splice(i, 1); + up--; + } + } + // if the path is allowed to go above the root, restore leading ..s + if (allowAboveRoot) { + for (; up; up--) { + parts.unshift('..'); + } + } + return parts; + }, + normalize: (path) => { + var isAbsolute = PATH.isAbs(path), + trailingSlash = path.substr(-1) === '/'; + // Normalize the path + path = PATH.normalizeArray( + path.split('/').filter((p) => !!p), + !isAbsolute + ).join('/'); + if (!path && !isAbsolute) { + path = '.'; + } + if (path && trailingSlash) { + path += '/'; + } + return (isAbsolute ? '/' : '') + path; + }, + dirname: (path) => { + var result = PATH.splitPath(path), + root = result[0], + dir = result[1]; + if (!root && !dir) { + // No dirname whatsoever + return '.'; + } + if (dir) { + // It has a dirname, strip trailing slash + dir = dir.substr(0, dir.length - 1); + } + return root + dir; + }, + basename: (path) => { + // EMSCRIPTEN return '/'' for '/', not an empty string + if (path === '/') return '/'; + path = PATH.normalize(path); + path = path.replace(/\/$/, ''); + var lastSlash = path.lastIndexOf('/'); + if (lastSlash === -1) return path; + return path.substr(lastSlash + 1); + }, + join: (...paths) => PATH.normalize(paths.join('/')), + join2: (l, r) => PATH.normalize(l + '/' + r), + }; + + var PATH_FS = { + resolve: (...args) => { + var resolvedPath = '', + resolvedAbsolute = false; + for (var i = args.length - 1; i >= -1 && !resolvedAbsolute; i--) { + var path = i >= 0 ? args[i] : FS.cwd(); + // Skip empty and invalid entries + if (typeof path != 'string') { + throw new TypeError( + 'Arguments to path.resolve must be strings' + ); + } else if (!path) { + return ''; + } + // an invalid portion invalidates the whole thing + resolvedPath = path + '/' + resolvedPath; + resolvedAbsolute = PATH.isAbs(path); + } + // At this point the path should be resolved to a full absolute path, but + // handle relative paths to be safe (might happen when process.cwd() fails) + resolvedPath = PATH.normalizeArray( + resolvedPath.split('/').filter((p) => !!p), + !resolvedAbsolute + ).join('/'); + return (resolvedAbsolute ? '/' : '') + resolvedPath || '.'; + }, + relative: (from, to) => { + from = PATH_FS.resolve(from).substr(1); + to = PATH_FS.resolve(to).substr(1); + function trim(arr) { + var start = 0; + for (; start < arr.length; start++) { + if (arr[start] !== '') break; + } + var end = arr.length - 1; + for (; end >= 0; end--) { + if (arr[end] !== '') break; + } + if (start > end) return []; + return arr.slice(start, end - start + 1); + } + var fromParts = trim(from.split('/')); + var toParts = trim(to.split('/')); + var length = Math.min(fromParts.length, toParts.length); + var samePartsLength = length; + for (var i = 0; i < length; i++) { + if (fromParts[i] !== toParts[i]) { + samePartsLength = i; + break; + } + } + var outputParts = []; + for (var i = samePartsLength; i < fromParts.length; i++) { + outputParts.push('..'); + } + outputParts = outputParts.concat(toParts.slice(samePartsLength)); + return outputParts.join('/'); + }, + }; + + var FS_stdin_getChar_buffer = []; + + var lengthBytesUTF8 = (str) => { + var len = 0; + for (var i = 0; i < str.length; ++i) { + // Gotcha: charCodeAt returns a 16-bit word that is a UTF-16 encoded code + // unit, not a Unicode code point of the character! So decode + // UTF16->UTF32->UTF8. + // See http://unicode.org/faq/utf_bom.html#utf16-3 + var c = str.charCodeAt(i); + // possibly a lead surrogate + if (c <= 127) { + len++; + } else if (c <= 2047) { + len += 2; + } else if (c >= 55296 && c <= 57343) { + len += 4; + ++i; + } else { + len += 3; + } + } + return len; + }; + + Module['lengthBytesUTF8'] = lengthBytesUTF8; + + var stringToUTF8Array = (str, heap, outIdx, maxBytesToWrite) => { + // Parameter maxBytesToWrite is not optional. Negative values, 0, null, + // undefined and false each don't write out any bytes. + if (!(maxBytesToWrite > 0)) return 0; + var startIdx = outIdx; + var endIdx = outIdx + maxBytesToWrite - 1; + // -1 for string null terminator. + for (var i = 0; i < str.length; ++i) { + // Gotcha: charCodeAt returns a 16-bit word that is a UTF-16 encoded code + // unit, not a Unicode code point of the character! So decode + // UTF16->UTF32->UTF8. + // See http://unicode.org/faq/utf_bom.html#utf16-3 + // For UTF8 byte structure, see http://en.wikipedia.org/wiki/UTF-8#Description + // and https://www.ietf.org/rfc/rfc2279.txt + // and https://tools.ietf.org/html/rfc3629 + var u = str.charCodeAt(i); + // possibly a lead surrogate + if (u >= 55296 && u <= 57343) { + var u1 = str.charCodeAt(++i); + u = (65536 + ((u & 1023) << 10)) | (u1 & 1023); + } + if (u <= 127) { + if (outIdx >= endIdx) break; + heap[outIdx++] = u; + } else if (u <= 2047) { + if (outIdx + 1 >= endIdx) break; + heap[outIdx++] = 192 | (u >> 6); + heap[outIdx++] = 128 | (u & 63); + } else if (u <= 65535) { + if (outIdx + 2 >= endIdx) break; + heap[outIdx++] = 224 | (u >> 12); + heap[outIdx++] = 128 | ((u >> 6) & 63); + heap[outIdx++] = 128 | (u & 63); + } else { + if (outIdx + 3 >= endIdx) break; + heap[outIdx++] = 240 | (u >> 18); + heap[outIdx++] = 128 | ((u >> 12) & 63); + heap[outIdx++] = 128 | ((u >> 6) & 63); + heap[outIdx++] = 128 | (u & 63); + } + } + // Null-terminate the pointer to the buffer. + heap[outIdx] = 0; + return outIdx - startIdx; + }; + + /** @type {function(string, boolean=, number=)} */ function intArrayFromString( + stringy, + dontAddNull, + length + ) { + var len = length > 0 ? length : lengthBytesUTF8(stringy) + 1; + var u8array = new Array(len); + var numBytesWritten = stringToUTF8Array( + stringy, + u8array, + 0, + u8array.length + ); + if (dontAddNull) u8array.length = numBytesWritten; + return u8array; + } + + var FS_stdin_getChar = () => { + if (!FS_stdin_getChar_buffer.length) { + var result = null; + if (ENVIRONMENT_IS_NODE) { + // we will read data by chunks of BUFSIZE + var BUFSIZE = 256; + var buf = Buffer.alloc(BUFSIZE); + var bytesRead = 0; + // For some reason we must suppress a closure warning here, even though + // fd definitely exists on process.stdin, and is even the proper way to + // get the fd of stdin, + // https://github.com/nodejs/help/issues/2136#issuecomment-523649904 + // This started to happen after moving this logic out of library_tty.js, + // so it is related to the surrounding code in some unclear manner. + /** @suppress {missingProperties} */ var fd = process.stdin.fd; + try { + bytesRead = fs.readSync(fd, buf, 0, BUFSIZE); + } catch (e) { + // Cross-platform differences: on Windows, reading EOF throws an + // exception, but on other OSes, reading EOF returns 0. Uniformize + // behavior by treating the EOF exception to return 0. + if (e.toString().includes('EOF')) bytesRead = 0; + else throw e; + } + if (bytesRead > 0) { + result = buf.slice(0, bytesRead).toString('utf-8'); + } + } else { + } + if (!result) { + return null; + } + FS_stdin_getChar_buffer = intArrayFromString(result, true); + } + return FS_stdin_getChar_buffer.shift(); + }; + + var TTY = { + ttys: [], + init() {}, + // https://github.com/emscripten-core/emscripten/pull/1555 + // if (ENVIRONMENT_IS_NODE) { + // // currently, FS.init does not distinguish if process.stdin is a file or TTY + // // device, it always assumes it's a TTY device. because of this, we're forcing + // // process.stdin to UTF8 encoding to at least make stdin reading compatible + // // with text files until FS.init can be refactored. + // process.stdin.setEncoding('utf8'); + // } + shutdown() {}, + // https://github.com/emscripten-core/emscripten/pull/1555 + // if (ENVIRONMENT_IS_NODE) { + // // inolen: any idea as to why node -e 'process.stdin.read()' wouldn't exit immediately (with process.stdin being a tty)? + // // isaacs: because now it's reading from the stream, you've expressed interest in it, so that read() kicks off a _read() which creates a ReadReq operation + // // inolen: I thought read() in that case was a synchronous operation that just grabbed some amount of buffered data if it exists? + // // isaacs: it is. but it also triggers a _read() call, which calls readStart() on the handle + // // isaacs: do process.stdin.pause() and i'd think it'd probably close the pending call + // process.stdin.pause(); + // } + register(dev, ops) { + TTY.ttys[dev] = { + input: [], + output: [], + ops, + }; + FS.registerDevice(dev, TTY.stream_ops); + }, + stream_ops: { + open(stream) { + var tty = TTY.ttys[stream.node.rdev]; + if (!tty) { + throw new FS.ErrnoError(43); + } + stream.tty = tty; + stream.seekable = false; + }, + close(stream) { + // flush any pending line data + stream.tty.ops.fsync(stream.tty); + }, + fsync(stream) { + stream.tty.ops.fsync(stream.tty); + }, + read(stream, buffer, offset, length, pos) { + /* ignored */ if (!stream.tty || !stream.tty.ops.get_char) { + throw new FS.ErrnoError(60); + } + var bytesRead = 0; + for (var i = 0; i < length; i++) { + var result; + try { + result = stream.tty.ops.get_char(stream.tty); + } catch (e) { + throw new FS.ErrnoError(29); + } + if (result === undefined && bytesRead === 0) { + throw new FS.ErrnoError(6); + } + if (result === null || result === undefined) break; + bytesRead++; + buffer[offset + i] = result; + } + if (bytesRead) { + stream.node.atime = Date.now(); + } + return bytesRead; + }, + write(stream, buffer, offset, length, pos) { + if (!stream.tty || !stream.tty.ops.put_char) { + throw new FS.ErrnoError(60); + } + try { + for (var i = 0; i < length; i++) { + stream.tty.ops.put_char(stream.tty, buffer[offset + i]); + } + } catch (e) { + throw new FS.ErrnoError(29); + } + if (length) { + stream.node.mtime = stream.node.ctime = Date.now(); + } + return i; + }, + }, + default_tty_ops: { + get_char(tty) { + return FS_stdin_getChar(); + }, + put_char(tty, val) { + if (val === null || val === 10) { + out(UTF8ArrayToString(tty.output)); + tty.output = []; + } else { + if (val != 0) tty.output.push(val); + } + }, + // val == 0 would cut text output off in the middle. + fsync(tty) { + if (tty.output && tty.output.length > 0) { + out(UTF8ArrayToString(tty.output)); + tty.output = []; + } + }, + ioctl_tcgets(tty) { + // typical setting + return { + c_iflag: 25856, + c_oflag: 5, + c_cflag: 191, + c_lflag: 35387, + c_cc: [ + 3, 28, 127, 21, 4, 0, 1, 0, 17, 19, 26, 0, 18, 15, 23, + 22, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + ], + }; + }, + ioctl_tcsets(tty, optional_actions, data) { + // currently just ignore + return 0; + }, + ioctl_tiocgwinsz(tty) { + return [24, 80]; + }, + }, + default_tty1_ops: { + put_char(tty, val) { + if (val === null || val === 10) { + err(UTF8ArrayToString(tty.output)); + tty.output = []; + } else { + if (val != 0) tty.output.push(val); + } + }, + fsync(tty) { + if (tty.output && tty.output.length > 0) { + err(UTF8ArrayToString(tty.output)); + tty.output = []; + } + }, + }, + }; + + var zeroMemory = (address, size) => { + HEAPU8.fill(0, address, address + size); + }; + + var alignMemory = (size, alignment) => + Math.ceil(size / alignment) * alignment; + + var mmapAlloc = (size) => { + size = alignMemory(size, 65536); + var ptr = _emscripten_builtin_memalign(65536, size); + if (ptr) zeroMemory(ptr, size); + return ptr; + }; + + var MEMFS = { + ops_table: null, + mount(mount) { + return MEMFS.createNode(null, '/', 16895, 0); + }, + createNode(parent, name, mode, dev) { + if (FS.isBlkdev(mode) || FS.isFIFO(mode)) { + // no supported + throw new FS.ErrnoError(63); + } + MEMFS.ops_table ||= { + dir: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + lookup: MEMFS.node_ops.lookup, + mknod: MEMFS.node_ops.mknod, + rename: MEMFS.node_ops.rename, + unlink: MEMFS.node_ops.unlink, + rmdir: MEMFS.node_ops.rmdir, + readdir: MEMFS.node_ops.readdir, + symlink: MEMFS.node_ops.symlink, + }, + stream: { + llseek: MEMFS.stream_ops.llseek, + }, + }, + file: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + }, + stream: { + llseek: MEMFS.stream_ops.llseek, + read: MEMFS.stream_ops.read, + write: MEMFS.stream_ops.write, + allocate: MEMFS.stream_ops.allocate, + mmap: MEMFS.stream_ops.mmap, + msync: MEMFS.stream_ops.msync, + }, + }, + link: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + readlink: MEMFS.node_ops.readlink, + }, + stream: {}, + }, + chrdev: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + }, + stream: FS.chrdev_stream_ops, + }, + }; + var node = FS.createNode(parent, name, mode, dev); + if (FS.isDir(node.mode)) { + node.node_ops = MEMFS.ops_table.dir.node; + node.stream_ops = MEMFS.ops_table.dir.stream; + node.contents = {}; + } else if (FS.isFile(node.mode)) { + node.node_ops = MEMFS.ops_table.file.node; + node.stream_ops = MEMFS.ops_table.file.stream; + node.usedBytes = 0; + // The actual number of bytes used in the typed array, as opposed to contents.length which gives the whole capacity. + // When the byte data of the file is populated, this will point to either a typed array, or a normal JS array. Typed arrays are preferred + // for performance, and used by default. However, typed arrays are not resizable like normal JS arrays are, so there is a small disk size + // penalty involved for appending file writes that continuously grow a file similar to std::vector capacity vs used -scheme. + node.contents = null; + } else if (FS.isLink(node.mode)) { + node.node_ops = MEMFS.ops_table.link.node; + node.stream_ops = MEMFS.ops_table.link.stream; + } else if (FS.isChrdev(node.mode)) { + node.node_ops = MEMFS.ops_table.chrdev.node; + node.stream_ops = MEMFS.ops_table.chrdev.stream; + } + node.atime = node.mtime = node.ctime = Date.now(); + // add the new node to the parent + if (parent) { + parent.contents[name] = node; + parent.atime = parent.mtime = parent.ctime = node.atime; + } + return node; + }, + getFileDataAsTypedArray(node) { + if (!node.contents) return new Uint8Array(0); + if (node.contents.subarray) + return node.contents.subarray(0, node.usedBytes); + // Make sure to not return excess unused bytes. + return new Uint8Array(node.contents); + }, + expandFileStorage(node, newCapacity) { + var prevCapacity = node.contents ? node.contents.length : 0; + if (prevCapacity >= newCapacity) return; + // No need to expand, the storage was already large enough. + // Don't expand strictly to the given requested limit if it's only a very small increase, but instead geometrically grow capacity. + // For small filesizes (<1MB), perform size*2 geometric increase, but for large sizes, do a much more conservative size*1.125 increase to + // avoid overshooting the allocation cap by a very large margin. + var CAPACITY_DOUBLING_MAX = 1024 * 1024; + newCapacity = Math.max( + newCapacity, + (prevCapacity * + (prevCapacity < CAPACITY_DOUBLING_MAX ? 2 : 1.125)) >>> + 0 + ); + if (prevCapacity != 0) newCapacity = Math.max(newCapacity, 256); + // At minimum allocate 256b for each file when expanding. + var oldContents = node.contents; + node.contents = new Uint8Array(newCapacity); + // Allocate new storage. + if (node.usedBytes > 0) + node.contents.set(oldContents.subarray(0, node.usedBytes), 0); + }, + // Copy old data over to the new storage. + resizeFileStorage(node, newSize) { + if (node.usedBytes == newSize) return; + if (newSize == 0) { + node.contents = null; + // Fully decommit when requesting a resize to zero. + node.usedBytes = 0; + } else { + var oldContents = node.contents; + node.contents = new Uint8Array(newSize); + // Allocate new storage. + if (oldContents) { + node.contents.set( + oldContents.subarray( + 0, + Math.min(newSize, node.usedBytes) + ) + ); + } + // Copy old data over to the new storage. + node.usedBytes = newSize; + } + }, + node_ops: { + getattr(node) { + var attr = {}; + // device numbers reuse inode numbers. + attr.dev = FS.isChrdev(node.mode) ? node.id : 1; + attr.ino = node.id; + attr.mode = node.mode; + attr.nlink = 1; + attr.uid = 0; + attr.gid = 0; + attr.rdev = node.rdev; + if (FS.isDir(node.mode)) { + attr.size = 4096; + } else if (FS.isFile(node.mode)) { + attr.size = node.usedBytes; + } else if (FS.isLink(node.mode)) { + attr.size = node.link.length; + } else { + attr.size = 0; + } + attr.atime = new Date(node.atime); + attr.mtime = new Date(node.mtime); + attr.ctime = new Date(node.ctime); + // NOTE: In our implementation, st_blocks = Math.ceil(st_size/st_blksize), + // but this is not required by the standard. + attr.blksize = 4096; + attr.blocks = Math.ceil(attr.size / attr.blksize); + return attr; + }, + setattr(node, attr) { + for (const key of ['mode', 'atime', 'mtime', 'ctime']) { + if (attr[key]) { + node[key] = attr[key]; + } + } + if (attr.size !== undefined) { + MEMFS.resizeFileStorage(node, attr.size); + } + }, + lookup(parent, name) { + throw MEMFS.doesNotExistError; + }, + mknod(parent, name, mode, dev) { + return MEMFS.createNode(parent, name, mode, dev); + }, + rename(old_node, new_dir, new_name) { + var new_node; + try { + new_node = FS.lookupNode(new_dir, new_name); + } catch (e) {} + if (new_node) { + if (FS.isDir(old_node.mode)) { + // if we're overwriting a directory at new_name, make sure it's empty. + for (var i in new_node.contents) { + throw new FS.ErrnoError(55); + } + } + FS.hashRemoveNode(new_node); + } + // do the internal rewiring + delete old_node.parent.contents[old_node.name]; + new_dir.contents[new_name] = old_node; + old_node.name = new_name; + new_dir.ctime = + new_dir.mtime = + old_node.parent.ctime = + old_node.parent.mtime = + Date.now(); + }, + unlink(parent, name) { + delete parent.contents[name]; + parent.ctime = parent.mtime = Date.now(); + }, + rmdir(parent, name) { + var node = FS.lookupNode(parent, name); + for (var i in node.contents) { + throw new FS.ErrnoError(55); + } + delete parent.contents[name]; + parent.ctime = parent.mtime = Date.now(); + }, + readdir(node) { + return ['.', '..', ...Object.keys(node.contents)]; + }, + symlink(parent, newname, oldpath) { + var node = MEMFS.createNode(parent, newname, 511 | 40960, 0); + node.link = oldpath; + return node; + }, + readlink(node) { + if (!FS.isLink(node.mode)) { + throw new FS.ErrnoError(28); + } + return node.link; + }, + }, + stream_ops: { + read(stream, buffer, offset, length, position) { + var contents = stream.node.contents; + if (position >= stream.node.usedBytes) return 0; + var size = Math.min(stream.node.usedBytes - position, length); + if (size > 8 && contents.subarray) { + // non-trivial, and typed array + buffer.set( + contents.subarray(position, position + size), + offset + ); + } else { + for (var i = 0; i < size; i++) + buffer[offset + i] = contents[position + i]; + } + return size; + }, + write(stream, buffer, offset, length, position, canOwn) { + // If the buffer is located in main memory (HEAP), and if + // memory can grow, we can't hold on to references of the + // memory buffer, as they may get invalidated. That means we + // need to do copy its contents. + if (buffer.buffer === HEAP8.buffer) { + canOwn = false; + } + if (!length) return 0; + var node = stream.node; + node.mtime = node.ctime = Date.now(); + if ( + buffer.subarray && + (!node.contents || node.contents.subarray) + ) { + // This write is from a typed array to a typed array? + if (canOwn) { + node.contents = buffer.subarray( + offset, + offset + length + ); + node.usedBytes = length; + return length; + } else if (node.usedBytes === 0 && position === 0) { + // If this is a simple first write to an empty file, do a fast set since we don't need to care about old data. + node.contents = buffer.slice(offset, offset + length); + node.usedBytes = length; + return length; + } else if (position + length <= node.usedBytes) { + // Writing to an already allocated and used subrange of the file? + node.contents.set( + buffer.subarray(offset, offset + length), + position + ); + return length; + } + } + // Appending to an existing file and we need to reallocate, or source data did not come as a typed array. + MEMFS.expandFileStorage(node, position + length); + if (node.contents.subarray && buffer.subarray) { + // Use typed array write which is available. + node.contents.set( + buffer.subarray(offset, offset + length), + position + ); + } else { + for (var i = 0; i < length; i++) { + node.contents[position + i] = buffer[offset + i]; + } + } + node.usedBytes = Math.max(node.usedBytes, position + length); + return length; + }, + llseek(stream, offset, whence) { + var position = offset; + if (whence === 1) { + position += stream.position; + } else if (whence === 2) { + if (FS.isFile(stream.node.mode)) { + position += stream.node.usedBytes; + } + } + if (position < 0) { + throw new FS.ErrnoError(28); + } + return position; + }, + allocate(stream, offset, length) { + MEMFS.expandFileStorage(stream.node, offset + length); + stream.node.usedBytes = Math.max( + stream.node.usedBytes, + offset + length + ); + }, + mmap(stream, length, position, prot, flags) { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + var ptr; + var allocated; + var contents = stream.node.contents; + // Only make a new copy when MAP_PRIVATE is specified. + if ( + !(flags & 2) && + contents && + contents.buffer === HEAP8.buffer + ) { + // We can't emulate MAP_SHARED when the file is not backed by the + // buffer we're mapping to (e.g. the HEAP buffer). + allocated = false; + ptr = contents.byteOffset; + } else { + allocated = true; + ptr = mmapAlloc(length); + if (!ptr) { + throw new FS.ErrnoError(48); + } + if (contents) { + // Try to avoid unnecessary slices. + if ( + position > 0 || + position + length < contents.length + ) { + if (contents.subarray) { + contents = contents.subarray( + position, + position + length + ); + } else { + contents = Array.prototype.slice.call( + contents, + position, + position + length + ); + } + } + HEAP8.set(contents, ptr); + } + } + return { + ptr, + allocated, + }; + }, + msync(stream, buffer, offset, length, mmapFlags) { + MEMFS.stream_ops.write( + stream, + buffer, + 0, + length, + offset, + false + ); + // should we check if bytesWritten and length are the same? + return 0; + }, + }, + }; + + var asyncLoad = async (url) => { + var arrayBuffer = await readAsync(url); + return new Uint8Array(arrayBuffer); + }; + + asyncLoad.isAsync = true; + + var FS_createDataFile = ( + parent, + name, + fileData, + canRead, + canWrite, + canOwn + ) => { + FS.createDataFile(parent, name, fileData, canRead, canWrite, canOwn); + }; + + var preloadPlugins = Module['preloadPlugins'] || []; + + var FS_handledByPreloadPlugin = (byteArray, fullname, finish, onerror) => { + // Ensure plugins are ready. + if (typeof Browser != 'undefined') Browser.init(); + var handled = false; + preloadPlugins.forEach((plugin) => { + if (handled) return; + if (plugin['canHandle'](fullname)) { + plugin['handle'](byteArray, fullname, finish, onerror); + handled = true; + } + }); + return handled; + }; + + var FS_createPreloadedFile = ( + parent, + name, + url, + canRead, + canWrite, + onload, + onerror, + dontCreateFile, + canOwn, + preFinish + ) => { + // TODO we should allow people to just pass in a complete filename instead + // of parent and name being that we just join them anyways + var fullname = name + ? PATH_FS.resolve(PATH.join2(parent, name)) + : parent; + var dep = getUniqueRunDependency(`cp ${fullname}`); + // might have several active requests for the same fullname + function processData(byteArray) { + function finish(byteArray) { + preFinish?.(); + if (!dontCreateFile) { + FS_createDataFile( + parent, + name, + byteArray, + canRead, + canWrite, + canOwn + ); + } + onload?.(); + removeRunDependency(dep); + } + if ( + FS_handledByPreloadPlugin(byteArray, fullname, finish, () => { + onerror?.(); + removeRunDependency(dep); + }) + ) { + return; + } + finish(byteArray); + } + addRunDependency(dep); + if (typeof url == 'string') { + asyncLoad(url).then(processData, onerror); + } else { + processData(url); + } + }; + + var FS_modeStringToFlags = (str) => { + var flagModes = { + r: 0, + 'r+': 2, + w: 512 | 64 | 1, + 'w+': 512 | 64 | 2, + a: 1024 | 64 | 1, + 'a+': 1024 | 64 | 2, + }; + var flags = flagModes[str]; + if (typeof flags == 'undefined') { + throw new Error(`Unknown file open mode: ${str}`); + } + return flags; + }; + + var FS_getMode = (canRead, canWrite) => { + var mode = 0; + if (canRead) mode |= 292 | 73; + if (canWrite) mode |= 146; + return mode; + }; + + var ERRNO_CODES = { + EPERM: 63, + ENOENT: 44, + ESRCH: 71, + EINTR: 27, + EIO: 29, + ENXIO: 60, + E2BIG: 1, + ENOEXEC: 45, + EBADF: 8, + ECHILD: 12, + EAGAIN: 6, + EWOULDBLOCK: 6, + ENOMEM: 48, + EACCES: 2, + EFAULT: 21, + ENOTBLK: 105, + EBUSY: 10, + EEXIST: 20, + EXDEV: 75, + ENODEV: 43, + ENOTDIR: 54, + EISDIR: 31, + EINVAL: 28, + ENFILE: 41, + EMFILE: 33, + ENOTTY: 59, + ETXTBSY: 74, + EFBIG: 22, + ENOSPC: 51, + ESPIPE: 70, + EROFS: 69, + EMLINK: 34, + EPIPE: 64, + EDOM: 18, + ERANGE: 68, + ENOMSG: 49, + EIDRM: 24, + ECHRNG: 106, + EL2NSYNC: 156, + EL3HLT: 107, + EL3RST: 108, + ELNRNG: 109, + EUNATCH: 110, + ENOCSI: 111, + EL2HLT: 112, + EDEADLK: 16, + ENOLCK: 46, + EBADE: 113, + EBADR: 114, + EXFULL: 115, + ENOANO: 104, + EBADRQC: 103, + EBADSLT: 102, + EDEADLOCK: 16, + EBFONT: 101, + ENOSTR: 100, + ENODATA: 116, + ETIME: 117, + ENOSR: 118, + ENONET: 119, + ENOPKG: 120, + EREMOTE: 121, + ENOLINK: 47, + EADV: 122, + ESRMNT: 123, + ECOMM: 124, + EPROTO: 65, + EMULTIHOP: 36, + EDOTDOT: 125, + EBADMSG: 9, + ENOTUNIQ: 126, + EBADFD: 127, + EREMCHG: 128, + ELIBACC: 129, + ELIBBAD: 130, + ELIBSCN: 131, + ELIBMAX: 132, + ELIBEXEC: 133, + ENOSYS: 52, + ENOTEMPTY: 55, + ENAMETOOLONG: 37, + ELOOP: 32, + EOPNOTSUPP: 138, + EPFNOSUPPORT: 139, + ECONNRESET: 15, + ENOBUFS: 42, + EAFNOSUPPORT: 5, + EPROTOTYPE: 67, + ENOTSOCK: 57, + ENOPROTOOPT: 50, + ESHUTDOWN: 140, + ECONNREFUSED: 14, + EADDRINUSE: 3, + ECONNABORTED: 13, + ENETUNREACH: 40, + ENETDOWN: 38, + ETIMEDOUT: 73, + EHOSTDOWN: 142, + EHOSTUNREACH: 23, + EINPROGRESS: 26, + EALREADY: 7, + EDESTADDRREQ: 17, + EMSGSIZE: 35, + EPROTONOSUPPORT: 66, + ESOCKTNOSUPPORT: 137, + EADDRNOTAVAIL: 4, + ENETRESET: 39, + EISCONN: 30, + ENOTCONN: 53, + ETOOMANYREFS: 141, + EUSERS: 136, + EDQUOT: 19, + ESTALE: 72, + ENOTSUP: 138, + ENOMEDIUM: 148, + EILSEQ: 25, + EOVERFLOW: 61, + ECANCELED: 11, + ENOTRECOVERABLE: 56, + EOWNERDEAD: 62, + ESTRPIPE: 135, + }; + + var NODEFS = { + isWindows: false, + staticInit() { + NODEFS.isWindows = !!process.platform.match(/^win/); + var flags = process.binding('constants'); + // Node.js 4 compatibility: it has no namespaces for constants + if (flags['fs']) { + flags = flags['fs']; + } + NODEFS.flagsForNodeMap = { + 1024: flags['O_APPEND'], + 64: flags['O_CREAT'], + 128: flags['O_EXCL'], + 256: flags['O_NOCTTY'], + 0: flags['O_RDONLY'], + 2: flags['O_RDWR'], + 4096: flags['O_SYNC'], + 512: flags['O_TRUNC'], + 1: flags['O_WRONLY'], + 131072: flags['O_NOFOLLOW'], + }; + }, + convertNodeCode(e) { + var code = e.code; + return ERRNO_CODES[code]; + }, + tryFSOperation(f) { + try { + return f(); + } catch (e) { + if (!e.code) throw e; + // node under windows can return code 'UNKNOWN' here: + // https://github.com/emscripten-core/emscripten/issues/15468 + if (e.code === 'UNKNOWN') throw new FS.ErrnoError(28); + throw new FS.ErrnoError(NODEFS.convertNodeCode(e)); + } + }, + mount(mount) { + return NODEFS.createNode( + null, + '/', + NODEFS.getMode(mount.opts.root), + 0 + ); + }, + createNode(parent, name, mode, dev) { + if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { + throw new FS.ErrnoError(28); + } + var node = FS.createNode(parent, name, mode); + node.node_ops = NODEFS.node_ops; + node.stream_ops = NODEFS.stream_ops; + return node; + }, + getMode(path) { + return NODEFS.tryFSOperation(() => { + var mode = fs.lstatSync(path).mode; + if (NODEFS.isWindows) { + // Windows does not report the 'x' permission bit, so propagate read + // bits to execute bits. + mode |= (mode & 292) >> 2; + } + return mode; + }); + }, + realPath(node) { + var parts = []; + while (node.parent !== node) { + parts.push(node.name); + node = node.parent; + } + parts.push(node.mount.opts.root); + parts.reverse(); + return PATH.join(...parts); + }, + flagsForNode(flags) { + flags &= ~2097152; + // Ignore this flag from musl, otherwise node.js fails to open the file. + flags &= ~2048; + // Ignore this flag from musl, otherwise node.js fails to open the file. + flags &= ~32768; + // Ignore this flag from musl, otherwise node.js fails to open the file. + flags &= ~524288; + // Some applications may pass it; it makes no sense for a single process. + flags &= ~65536; + // Node.js doesn't need this passed in, it errors. + var newFlags = 0; + for (var k in NODEFS.flagsForNodeMap) { + if (flags & k) { + newFlags |= NODEFS.flagsForNodeMap[k]; + flags ^= k; + } + } + if (flags) { + throw new FS.ErrnoError(28); + } + return newFlags; + }, + node_ops: { + getattr(node) { + var path = NODEFS.realPath(node); + var stat; + NODEFS.tryFSOperation(() => (stat = fs.lstatSync(path))); + if (NODEFS.isWindows) { + // node.js v0.10.20 doesn't report blksize and blocks on Windows. Fake + // them with default blksize of 4096. + // See http://support.microsoft.com/kb/140365 + if (!stat.blksize) { + stat.blksize = 4096; + } + if (!stat.blocks) { + stat.blocks = + ((stat.size + stat.blksize - 1) / stat.blksize) | 0; + } + // Windows does not report the 'x' permission bit, so propagate read + // bits to execute bits. + stat.mode |= (stat.mode & 292) >> 2; + } + return { + dev: stat.dev, + ino: stat.ino, + mode: stat.mode, + nlink: stat.nlink, + uid: stat.uid, + gid: stat.gid, + rdev: stat.rdev, + size: stat.size, + atime: stat.atime, + mtime: stat.mtime, + ctime: stat.ctime, + blksize: stat.blksize, + blocks: stat.blocks, + }; + }, + setattr(node, attr) { + var path = NODEFS.realPath(node); + NODEFS.tryFSOperation(() => { + if (attr.mode !== undefined) { + var mode = attr.mode; + if (NODEFS.isWindows) { + // Windows only supports S_IREAD / S_IWRITE (S_IRUSR / S_IWUSR) + // https://learn.microsoft.com/en-us/cpp/c-runtime-library/reference/chmod-wchmod + mode &= 384; + } + fs.chmodSync(path, mode); + // update the common node structure mode as well + node.mode = attr.mode; + } + if (attr.atime || attr.mtime) { + var atime = attr.atime && new Date(attr.atime); + var mtime = attr.mtime && new Date(attr.mtime); + fs.utimesSync(path, atime, mtime); + } + if (attr.size !== undefined) { + fs.truncateSync(path, attr.size); + } + }); + }, + lookup(parent, name) { + var path = PATH.join2(NODEFS.realPath(parent), name); + var mode = NODEFS.getMode(path); + return NODEFS.createNode(parent, name, mode); + }, + mknod(parent, name, mode, dev) { + var node = NODEFS.createNode(parent, name, mode, dev); + // create the backing node for this in the fs root as well + var path = NODEFS.realPath(node); + NODEFS.tryFSOperation(() => { + if (FS.isDir(node.mode)) { + fs.mkdirSync(path, node.mode); + } else { + fs.writeFileSync(path, '', { + mode: node.mode, + }); + } + }); + return node; + }, + rename(oldNode, newDir, newName) { + var oldPath = NODEFS.realPath(oldNode); + var newPath = PATH.join2(NODEFS.realPath(newDir), newName); + try { + FS.unlink(newPath); + } catch (e) {} + NODEFS.tryFSOperation(() => fs.renameSync(oldPath, newPath)); + oldNode.name = newName; + }, + unlink(parent, name) { + var path = PATH.join2(NODEFS.realPath(parent), name); + NODEFS.tryFSOperation(() => fs.unlinkSync(path)); + }, + rmdir(parent, name) { + var path = PATH.join2(NODEFS.realPath(parent), name); + NODEFS.tryFSOperation(() => fs.rmdirSync(path)); + }, + readdir(node) { + var path = NODEFS.realPath(node); + return NODEFS.tryFSOperation(() => fs.readdirSync(path)); + }, + symlink(parent, newName, oldPath) { + var newPath = PATH.join2(NODEFS.realPath(parent), newName); + NODEFS.tryFSOperation(() => fs.symlinkSync(oldPath, newPath)); + }, + readlink(node) { + var path = NODEFS.realPath(node); + return NODEFS.tryFSOperation(() => fs.readlinkSync(path)); + }, + statfs(path) { + var stats = NODEFS.tryFSOperation(() => fs.statfsSync(path)); + // Node.js doesn't provide frsize (fragment size). Set it to bsize (block size) + // as they're often the same in many file systems. May not be accurate for all. + stats.frsize = stats.bsize; + return stats; + }, + }, + stream_ops: { + open(stream) { + var path = NODEFS.realPath(stream.node); + NODEFS.tryFSOperation(() => { + if (FS.isFile(stream.node.mode)) { + stream.shared.refcount = 1; + stream.nfd = fs.openSync( + path, + NODEFS.flagsForNode(stream.flags) + ); + } + }); + }, + close(stream) { + NODEFS.tryFSOperation(() => { + if ( + FS.isFile(stream.node.mode) && + stream.nfd && + --stream.shared.refcount === 0 + ) { + fs.closeSync(stream.nfd); + } + }); + }, + dup(stream) { + stream.shared.refcount++; + }, + read(stream, buffer, offset, length, position) { + // Node.js < 6 compatibility: node errors on 0 length reads + if (length === 0) return 0; + return NODEFS.tryFSOperation(() => + fs.readSync( + stream.nfd, + new Int8Array(buffer.buffer, offset, length), + 0, + length, + position + ) + ); + }, + write(stream, buffer, offset, length, position) { + return NODEFS.tryFSOperation(() => + fs.writeSync( + stream.nfd, + new Int8Array(buffer.buffer, offset, length), + 0, + length, + position + ) + ); + }, + llseek(stream, offset, whence) { + var position = offset; + if (whence === 1) { + position += stream.position; + } else if (whence === 2) { + if (FS.isFile(stream.node.mode)) { + NODEFS.tryFSOperation(() => { + var stat = fs.fstatSync(stream.nfd); + position += stat.size; + }); + } + } + if (position < 0) { + throw new FS.ErrnoError(28); + } + return position; + }, + mmap(stream, length, position, prot, flags) { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + var ptr = mmapAlloc(length); + NODEFS.stream_ops.read(stream, HEAP8, ptr, length, position); + return { + ptr, + allocated: true, + }; + }, + msync(stream, buffer, offset, length, mmapFlags) { + NODEFS.stream_ops.write( + stream, + buffer, + 0, + length, + offset, + false + ); + // should we check if bytesWritten and length are the same? + return 0; + }, + }, + }; + + var PROXYFS = { + mount(mount) { + return PROXYFS.createNode( + null, + '/', + mount.opts.fs.lstat(mount.opts.root).mode, + 0 + ); + }, + createNode(parent, name, mode, dev) { + if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { + throw new FS.ErrnoError(ERRNO_CODES.EINVAL); + } + var node = FS.createNode(parent, name, mode); + node.node_ops = PROXYFS.node_ops; + node.stream_ops = PROXYFS.stream_ops; + return node; + }, + realPath(node) { + var parts = []; + while (node.parent !== node) { + parts.push(node.name); + node = node.parent; + } + parts.push(node.mount.opts.root); + parts.reverse(); + return PATH.join(...parts); + }, + node_ops: { + getattr(node) { + var path = PROXYFS.realPath(node); + var stat; + try { + stat = node.mount.opts.fs.lstat(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + return { + dev: stat.dev, + ino: stat.ino, + mode: stat.mode, + nlink: stat.nlink, + uid: stat.uid, + gid: stat.gid, + rdev: stat.rdev, + size: stat.size, + atime: stat.atime, + mtime: stat.mtime, + ctime: stat.ctime, + blksize: stat.blksize, + blocks: stat.blocks, + }; + }, + setattr(node, attr) { + var path = PROXYFS.realPath(node); + try { + if (attr.mode !== undefined) { + node.mount.opts.fs.chmod(path, attr.mode); + // update the common node structure mode as well + node.mode = attr.mode; + } + if (attr.atime || attr.mtime) { + var atime = new Date(attr.atime || attr.mtime); + var mtime = new Date(attr.mtime || attr.atime); + node.mount.opts.fs.utime(path, atime, mtime); + } + if (attr.size !== undefined) { + node.mount.opts.fs.truncate(path, attr.size); + } + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + lookup(parent, name) { + try { + var path = PATH.join2(PROXYFS.realPath(parent), name); + var mode = parent.mount.opts.fs.lstat(path).mode; + var node = PROXYFS.createNode(parent, name, mode); + return node; + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + mknod(parent, name, mode, dev) { + var node = PROXYFS.createNode(parent, name, mode, dev); + // create the backing node for this in the fs root as well + var path = PROXYFS.realPath(node); + try { + if (FS.isDir(node.mode)) { + node.mount.opts.fs.mkdir(path, node.mode); + } else { + node.mount.opts.fs.writeFile(path, '', { + mode: node.mode, + }); + } + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + return node; + }, + rename(oldNode, newDir, newName) { + var oldPath = PROXYFS.realPath(oldNode); + var newPath = PATH.join2(PROXYFS.realPath(newDir), newName); + try { + oldNode.mount.opts.fs.rename(oldPath, newPath); + oldNode.name = newName; + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + unlink(parent, name) { + var path = PATH.join2(PROXYFS.realPath(parent), name); + try { + parent.mount.opts.fs.unlink(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + rmdir(parent, name) { + var path = PATH.join2(PROXYFS.realPath(parent), name); + try { + parent.mount.opts.fs.rmdir(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + readdir(node) { + var path = PROXYFS.realPath(node); + try { + return node.mount.opts.fs.readdir(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + symlink(parent, newName, oldPath) { + var newPath = PATH.join2(PROXYFS.realPath(parent), newName); + try { + parent.mount.opts.fs.symlink(oldPath, newPath); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + readlink(node) { + var path = PROXYFS.realPath(node); + try { + return node.mount.opts.fs.readlink(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + }, + stream_ops: { + open(stream) { + var path = PROXYFS.realPath(stream.node); + try { + stream.nfd = stream.node.mount.opts.fs.open( + path, + stream.flags + ); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + close(stream) { + try { + stream.node.mount.opts.fs.close(stream.nfd); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + read(stream, buffer, offset, length, position) { + try { + return stream.node.mount.opts.fs.read( + stream.nfd, + buffer, + offset, + length, + position + ); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + write(stream, buffer, offset, length, position) { + try { + return stream.node.mount.opts.fs.write( + stream.nfd, + buffer, + offset, + length, + position + ); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + llseek(stream, offset, whence) { + var position = offset; + if (whence === 1) { + position += stream.position; + } else if (whence === 2) { + if (FS.isFile(stream.node.mode)) { + try { + var stat = stream.node.node_ops.getattr( + stream.node + ); + position += stat.size; + } catch (e) { + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + } + } + if (position < 0) { + throw new FS.ErrnoError(ERRNO_CODES.EINVAL); + } + return position; + }, + }, + }; + + var FS = { + root: null, + mounts: [], + devices: {}, + streams: [], + nextInode: 1, + nameTable: null, + currentPath: '/', + initialized: false, + ignorePermissions: true, + ErrnoError: class { + name = 'ErrnoError'; + // We set the `name` property to be able to identify `FS.ErrnoError` + // - the `name` is a standard ECMA-262 property of error objects. Kind of good to have it anyway. + // - when using PROXYFS, an error can come from an underlying FS + // as different FS objects have their own FS.ErrnoError each, + // the test `err instanceof FS.ErrnoError` won't detect an error coming from another filesystem, causing bugs. + // we'll use the reliable test `err.name == "ErrnoError"` instead + constructor(errno) { + this.errno = errno; + } + }, + filesystems: null, + syncFSRequests: 0, + readFiles: {}, + FSStream: class { + shared = {}; + get object() { + return this.node; + } + set object(val) { + this.node = val; + } + get isRead() { + return (this.flags & 2097155) !== 1; + } + get isWrite() { + return (this.flags & 2097155) !== 0; + } + get isAppend() { + return this.flags & 1024; + } + get flags() { + return this.shared.flags; + } + set flags(val) { + this.shared.flags = val; + } + get position() { + return this.shared.position; + } + set position(val) { + this.shared.position = val; + } + }, + FSNode: class { + node_ops = {}; + stream_ops = {}; + readMode = 292 | 73; + writeMode = 146; + mounted = null; + constructor(parent, name, mode, rdev) { + if (!parent) { + parent = this; + } + // root node sets parent to itself + this.parent = parent; + this.mount = parent.mount; + this.id = FS.nextInode++; + this.name = name; + this.mode = mode; + this.rdev = rdev; + this.atime = this.mtime = this.ctime = Date.now(); + } + get read() { + return (this.mode & this.readMode) === this.readMode; + } + set read(val) { + val + ? (this.mode |= this.readMode) + : (this.mode &= ~this.readMode); + } + get write() { + return (this.mode & this.writeMode) === this.writeMode; + } + set write(val) { + val + ? (this.mode |= this.writeMode) + : (this.mode &= ~this.writeMode); + } + get isFolder() { + return FS.isDir(this.mode); + } + get isDevice() { + return FS.isChrdev(this.mode); + } + }, + lookupPath(path, opts = {}) { + if (!path) + return { + path: '', + node: null, + }; + opts.follow_mount ??= true; + if (!PATH.isAbs(path)) { + path = FS.cwd() + '/' + path; + } + // limit max consecutive symlinks to 40 (SYMLOOP_MAX). + linkloop: for (var nlinks = 0; nlinks < 40; nlinks++) { + // split the absolute path + var parts = path.split('/').filter((p) => !!p && p !== '.'); + // start at the root + var current = FS.root; + var current_path = '/'; + for (var i = 0; i < parts.length; i++) { + var islast = i === parts.length - 1; + if (islast && opts.parent) { + // stop resolving + break; + } + if (parts[i] === '..') { + current_path = PATH.dirname(current_path); + current = current.parent; + continue; + } + current_path = PATH.join2(current_path, parts[i]); + try { + current = FS.lookupNode(current, parts[i]); + } catch (e) { + // if noent_okay is true, suppress a ENOENT in the last component + // and return an object with an undefined node. This is needed for + // resolving symlinks in the path when creating a file. + if (e?.errno === 44 && islast && opts.noent_okay) { + return { + path: current_path, + }; + } + throw e; + } + // jump to the mount's root node if this is a mountpoint + if ( + FS.isMountpoint(current) && + (!islast || opts.follow_mount) + ) { + current = current.mounted.root; + } + // by default, lookupPath will not follow a symlink if it is the final path component. + // setting opts.follow = true will override this behavior. + if (FS.isLink(current.mode) && (!islast || opts.follow)) { + if (!current.node_ops.readlink) { + throw new FS.ErrnoError(52); + } + var link = current.node_ops.readlink(current); + if (!PATH.isAbs(link)) { + link = PATH.dirname(current_path) + '/' + link; + } + path = link + '/' + parts.slice(i + 1).join('/'); + continue linkloop; + } + } + return { + path: current_path, + node: current, + }; + } + throw new FS.ErrnoError(32); + }, + getPath(node) { + var path; + while (true) { + if (FS.isRoot(node)) { + var mount = node.mount.mountpoint; + if (!path) return mount; + return mount[mount.length - 1] !== '/' + ? `${mount}/${path}` + : mount + path; + } + path = path ? `${node.name}/${path}` : node.name; + node = node.parent; + } + }, + hashName(parentid, name) { + var hash = 0; + for (var i = 0; i < name.length; i++) { + hash = ((hash << 5) - hash + name.charCodeAt(i)) | 0; + } + return ((parentid + hash) >>> 0) % FS.nameTable.length; + }, + hashAddNode(node) { + var hash = FS.hashName(node.parent.id, node.name); + node.name_next = FS.nameTable[hash]; + FS.nameTable[hash] = node; + }, + hashRemoveNode(node) { + var hash = FS.hashName(node.parent.id, node.name); + if (FS.nameTable[hash] === node) { + FS.nameTable[hash] = node.name_next; + } else { + var current = FS.nameTable[hash]; + while (current) { + if (current.name_next === node) { + current.name_next = node.name_next; + break; + } + current = current.name_next; + } + } + }, + lookupNode(parent, name) { + var errCode = FS.mayLookup(parent); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + var hash = FS.hashName(parent.id, name); + for (var node = FS.nameTable[hash]; node; node = node.name_next) { + var nodeName = node.name; + if (node.parent.id === parent.id && nodeName === name) { + return node; + } + } + // if we failed to find it in the cache, call into the VFS + return FS.lookup(parent, name); + }, + createNode(parent, name, mode, rdev) { + var node = new FS.FSNode(parent, name, mode, rdev); + FS.hashAddNode(node); + return node; + }, + destroyNode(node) { + FS.hashRemoveNode(node); + }, + isRoot(node) { + return node === node.parent; + }, + isMountpoint(node) { + return !!node.mounted; + }, + isFile(mode) { + return (mode & 61440) === 32768; + }, + isDir(mode) { + return (mode & 61440) === 16384; + }, + isLink(mode) { + return (mode & 61440) === 40960; + }, + isChrdev(mode) { + return (mode & 61440) === 8192; + }, + isBlkdev(mode) { + return (mode & 61440) === 24576; + }, + isFIFO(mode) { + return (mode & 61440) === 4096; + }, + isSocket(mode) { + return (mode & 49152) === 49152; + }, + flagsToPermissionString(flag) { + var perms = ['r', 'w', 'rw'][flag & 3]; + if (flag & 512) { + perms += 'w'; + } + return perms; + }, + nodePermissions(node, perms) { + if (FS.ignorePermissions) { + return 0; + } + // return 0 if any user, group or owner bits are set. + if (perms.includes('r') && !(node.mode & 292)) { + return 2; + } else if (perms.includes('w') && !(node.mode & 146)) { + return 2; + } else if (perms.includes('x') && !(node.mode & 73)) { + return 2; + } + return 0; + }, + mayLookup(dir) { + if (!FS.isDir(dir.mode)) return 54; + var errCode = FS.nodePermissions(dir, 'x'); + if (errCode) return errCode; + if (!dir.node_ops.lookup) return 2; + return 0; + }, + mayCreate(dir, name) { + if (!FS.isDir(dir.mode)) { + return 54; + } + try { + var node = FS.lookupNode(dir, name); + return 20; + } catch (e) {} + return FS.nodePermissions(dir, 'wx'); + }, + mayDelete(dir, name, isdir) { + var node; + try { + node = FS.lookupNode(dir, name); + } catch (e) { + return e.errno; + } + var errCode = FS.nodePermissions(dir, 'wx'); + if (errCode) { + return errCode; + } + if (isdir) { + if (!FS.isDir(node.mode)) { + return 54; + } + if (FS.isRoot(node) || FS.getPath(node) === FS.cwd()) { + return 10; + } + } else { + if (FS.isDir(node.mode)) { + return 31; + } + } + return 0; + }, + mayOpen(node, flags) { + if (!node) { + return 44; + } + if (FS.isLink(node.mode)) { + return 32; + } else if (FS.isDir(node.mode)) { + if ( + FS.flagsToPermissionString(flags) !== 'r' || // opening for write + flags & 512 + ) { + // TODO: check for O_SEARCH? (== search for dir only) + return 31; + } + } + return FS.nodePermissions(node, FS.flagsToPermissionString(flags)); + }, + MAX_OPEN_FDS: 4096, + nextfd() { + for (var fd = 0; fd <= FS.MAX_OPEN_FDS; fd++) { + if (!FS.streams[fd]) { + return fd; + } + } + throw new FS.ErrnoError(33); + }, + getStreamChecked(fd) { + var stream = FS.getStream(fd); + if (!stream) { + throw new FS.ErrnoError(8); + } + return stream; + }, + getStream: (fd) => FS.streams[fd], + createStream(stream, fd = -1) { + // clone it, so we can return an instance of FSStream + stream = Object.assign(new FS.FSStream(), stream); + if (fd == -1) { + fd = FS.nextfd(); + } + stream.fd = fd; + FS.streams[fd] = stream; + return stream; + }, + closeStream(fd) { + FS.streams[fd] = null; + }, + dupStream(origStream, fd = -1) { + var stream = FS.createStream(origStream, fd); + stream.stream_ops?.dup?.(stream); + return stream; + }, + chrdev_stream_ops: { + open(stream) { + var device = FS.getDevice(stream.node.rdev); + // override node's stream ops with the device's + stream.stream_ops = device.stream_ops; + // forward the open call + stream.stream_ops.open?.(stream); + }, + llseek() { + throw new FS.ErrnoError(70); + }, + }, + major: (dev) => dev >> 8, + minor: (dev) => dev & 255, + makedev: (ma, mi) => (ma << 8) | mi, + registerDevice(dev, ops) { + FS.devices[dev] = { + stream_ops: ops, + }; + }, + getDevice: (dev) => FS.devices[dev], + getMounts(mount) { + var mounts = []; + var check = [mount]; + while (check.length) { + var m = check.pop(); + mounts.push(m); + check.push(...m.mounts); + } + return mounts; + }, + syncfs(populate, callback) { + if (typeof populate == 'function') { + callback = populate; + populate = false; + } + FS.syncFSRequests++; + if (FS.syncFSRequests > 1) { + err( + `warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work` + ); + } + var mounts = FS.getMounts(FS.root.mount); + var completed = 0; + function doCallback(errCode) { + FS.syncFSRequests--; + return callback(errCode); + } + function done(errCode) { + if (errCode) { + if (!done.errored) { + done.errored = true; + return doCallback(errCode); + } + return; + } + if (++completed >= mounts.length) { + doCallback(null); + } + } + // sync all mounts + mounts.forEach((mount) => { + if (!mount.type.syncfs) { + return done(null); + } + mount.type.syncfs(mount, populate, done); + }); + }, + mount(type, opts, mountpoint) { + var root = mountpoint === '/'; + var pseudo = !mountpoint; + var node; + if (root && FS.root) { + throw new FS.ErrnoError(10); + } else if (!root && !pseudo) { + var lookup = FS.lookupPath(mountpoint, { + follow_mount: false, + }); + mountpoint = lookup.path; + // use the absolute path + node = lookup.node; + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + if (!FS.isDir(node.mode)) { + throw new FS.ErrnoError(54); + } + } + var mount = { + type, + opts, + mountpoint, + mounts: [], + }; + // create a root node for the fs + var mountRoot = type.mount(mount); + mountRoot.mount = mount; + mount.root = mountRoot; + if (root) { + FS.root = mountRoot; + } else if (node) { + // set as a mountpoint + node.mounted = mount; + // add the new mount to the current mount's children + if (node.mount) { + node.mount.mounts.push(mount); + } + } + return mountRoot; + }, + unmount(mountpoint) { + var lookup = FS.lookupPath(mountpoint, { + follow_mount: false, + }); + if (!FS.isMountpoint(lookup.node)) { + throw new FS.ErrnoError(28); + } + // destroy the nodes for this mount, and all its child mounts + var node = lookup.node; + var mount = node.mounted; + var mounts = FS.getMounts(mount); + Object.keys(FS.nameTable).forEach((hash) => { + var current = FS.nameTable[hash]; + while (current) { + var next = current.name_next; + if (mounts.includes(current.mount)) { + FS.destroyNode(current); + } + current = next; + } + }); + // no longer a mountpoint + node.mounted = null; + // remove this mount from the child mounts + var idx = node.mount.mounts.indexOf(mount); + node.mount.mounts.splice(idx, 1); + }, + lookup(parent, name) { + return parent.node_ops.lookup(parent, name); + }, + mknod(path, mode, dev) { + var lookup = FS.lookupPath(path, { + parent: true, + }); + var parent = lookup.node; + var name = PATH.basename(path); + if (!name || name === '.' || name === '..') { + throw new FS.ErrnoError(28); + } + var errCode = FS.mayCreate(parent, name); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.mknod) { + throw new FS.ErrnoError(63); + } + return parent.node_ops.mknod(parent, name, mode, dev); + }, + statfs(path) { + // NOTE: None of the defaults here are true. We're just returning safe and + // sane values. + var rtn = { + bsize: 4096, + frsize: 4096, + blocks: 1e6, + bfree: 5e5, + bavail: 5e5, + files: FS.nextInode, + ffree: FS.nextInode - 1, + fsid: 42, + flags: 2, + namelen: 255, + }; + var parent = FS.lookupPath(path, { + follow: true, + }).node; + if (parent?.node_ops.statfs) { + Object.assign( + rtn, + parent.node_ops.statfs(parent.mount.opts.root) + ); + } + return rtn; + }, + create(path, mode = 438) { + mode &= 4095; + mode |= 32768; + return FS.mknod(path, mode, 0); + }, + mkdir(path, mode = 511) { + mode &= 511 | 512; + mode |= 16384; + return FS.mknod(path, mode, 0); + }, + mkdirTree(path, mode) { + var dirs = path.split('/'); + var d = ''; + for (var i = 0; i < dirs.length; ++i) { + if (!dirs[i]) continue; + d += '/' + dirs[i]; + try { + FS.mkdir(d, mode); + } catch (e) { + if (e.errno != 20) throw e; + } + } + }, + mkdev(path, mode, dev) { + if (typeof dev == 'undefined') { + dev = mode; + mode = 438; + } + mode |= 8192; + return FS.mknod(path, mode, dev); + }, + symlink(oldpath, newpath) { + if (!PATH_FS.resolve(oldpath)) { + throw new FS.ErrnoError(44); + } + var lookup = FS.lookupPath(newpath, { + parent: true, + }); + var parent = lookup.node; + if (!parent) { + throw new FS.ErrnoError(44); + } + var newname = PATH.basename(newpath); + var errCode = FS.mayCreate(parent, newname); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.symlink) { + throw new FS.ErrnoError(63); + } + return parent.node_ops.symlink(parent, newname, oldpath); + }, + rename(old_path, new_path) { + var old_dirname = PATH.dirname(old_path); + var new_dirname = PATH.dirname(new_path); + var old_name = PATH.basename(old_path); + var new_name = PATH.basename(new_path); + // parents must exist + var lookup, old_dir, new_dir; + // let the errors from non existent directories percolate up + lookup = FS.lookupPath(old_path, { + parent: true, + }); + old_dir = lookup.node; + lookup = FS.lookupPath(new_path, { + parent: true, + }); + new_dir = lookup.node; + if (!old_dir || !new_dir) throw new FS.ErrnoError(44); + // need to be part of the same mount + if (old_dir.mount !== new_dir.mount) { + throw new FS.ErrnoError(75); + } + // source must exist + var old_node = FS.lookupNode(old_dir, old_name); + // old path should not be an ancestor of the new path + var relative = PATH_FS.relative(old_path, new_dirname); + if (relative.charAt(0) !== '.') { + throw new FS.ErrnoError(28); + } + // new path should not be an ancestor of the old path + relative = PATH_FS.relative(new_path, old_dirname); + if (relative.charAt(0) !== '.') { + throw new FS.ErrnoError(55); + } + // see if the new path already exists + var new_node; + try { + new_node = FS.lookupNode(new_dir, new_name); + } catch (e) {} + // early out if nothing needs to change + if (old_node === new_node) { + return; + } + // we'll need to delete the old entry + var isdir = FS.isDir(old_node.mode); + var errCode = FS.mayDelete(old_dir, old_name, isdir); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + // need delete permissions if we'll be overwriting. + // need create permissions if new doesn't already exist. + errCode = new_node + ? FS.mayDelete(new_dir, new_name, isdir) + : FS.mayCreate(new_dir, new_name); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!old_dir.node_ops.rename) { + throw new FS.ErrnoError(63); + } + if ( + FS.isMountpoint(old_node) || + (new_node && FS.isMountpoint(new_node)) + ) { + throw new FS.ErrnoError(10); + } + // if we are going to change the parent, check write permissions + if (new_dir !== old_dir) { + errCode = FS.nodePermissions(old_dir, 'w'); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + } + // remove the node from the lookup hash + FS.hashRemoveNode(old_node); + // do the underlying fs rename + try { + old_dir.node_ops.rename(old_node, new_dir, new_name); + // update old node (we do this here to avoid each backend + // needing to) + old_node.parent = new_dir; + } catch (e) { + throw e; + } finally { + // add the node back to the hash (in case node_ops.rename + // changed its name) + FS.hashAddNode(old_node); + } + }, + rmdir(path) { + var lookup = FS.lookupPath(path, { + parent: true, + }); + var parent = lookup.node; + var name = PATH.basename(path); + var node = FS.lookupNode(parent, name); + var errCode = FS.mayDelete(parent, name, true); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.rmdir) { + throw new FS.ErrnoError(63); + } + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + parent.node_ops.rmdir(parent, name); + FS.destroyNode(node); + }, + readdir(path) { + var lookup = FS.lookupPath(path, { + follow: true, + }); + var node = lookup.node; + if (!node.node_ops.readdir) { + throw new FS.ErrnoError(54); + } + return node.node_ops.readdir(node); + }, + unlink(path) { + var lookup = FS.lookupPath(path, { + parent: true, + }); + var parent = lookup.node; + if (!parent) { + throw new FS.ErrnoError(44); + } + var name = PATH.basename(path); + var node = FS.lookupNode(parent, name); + var errCode = FS.mayDelete(parent, name, false); + if (errCode) { + // According to POSIX, we should map EISDIR to EPERM, but + // we instead do what Linux does (and we must, as we use + // the musl linux libc). + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.unlink) { + throw new FS.ErrnoError(63); + } + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + parent.node_ops.unlink(parent, name); + FS.destroyNode(node); + }, + readlink(path) { + var lookup = FS.lookupPath(path); + var link = lookup.node; + if (!link) { + throw new FS.ErrnoError(44); + } + if (!link.node_ops.readlink) { + throw new FS.ErrnoError(28); + } + return link.node_ops.readlink(link); + }, + stat(path, dontFollow) { + var lookup = FS.lookupPath(path, { + follow: !dontFollow, + }); + var node = lookup.node; + if (!node) { + throw new FS.ErrnoError(44); + } + if (!node.node_ops.getattr) { + throw new FS.ErrnoError(63); + } + return node.node_ops.getattr(node); + }, + lstat(path) { + return FS.stat(path, true); + }, + chmod(path, mode, dontFollow) { + var node; + if (typeof path == 'string') { + var lookup = FS.lookupPath(path, { + follow: !dontFollow, + }); + node = lookup.node; + } else { + node = path; + } + if (!node.node_ops.setattr) { + throw new FS.ErrnoError(63); + } + node.node_ops.setattr(node, { + mode: (mode & 4095) | (node.mode & ~4095), + ctime: Date.now(), + }); + }, + lchmod(path, mode) { + FS.chmod(path, mode, true); + }, + fchmod(fd, mode) { + var stream = FS.getStreamChecked(fd); + FS.chmod(stream.node, mode); + }, + chown(path, uid, gid, dontFollow) { + var node; + if (typeof path == 'string') { + var lookup = FS.lookupPath(path, { + follow: !dontFollow, + }); + node = lookup.node; + } else { + node = path; + } + if (!node.node_ops.setattr) { + throw new FS.ErrnoError(63); + } + node.node_ops.setattr(node, { + timestamp: Date.now(), + }); + }, + // we ignore the uid / gid for now + lchown(path, uid, gid) { + FS.chown(path, uid, gid, true); + }, + fchown(fd, uid, gid) { + var stream = FS.getStreamChecked(fd); + FS.chown(stream.node, uid, gid); + }, + truncate(path, len) { + if (len < 0) { + throw new FS.ErrnoError(28); + } + var node; + if (typeof path == 'string') { + var lookup = FS.lookupPath(path, { + follow: true, + }); + node = lookup.node; + } else { + node = path; + } + if (!node.node_ops.setattr) { + throw new FS.ErrnoError(63); + } + if (FS.isDir(node.mode)) { + throw new FS.ErrnoError(31); + } + if (!FS.isFile(node.mode)) { + throw new FS.ErrnoError(28); + } + var errCode = FS.nodePermissions(node, 'w'); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + node.node_ops.setattr(node, { + size: len, + timestamp: Date.now(), + }); + }, + ftruncate(fd, len) { + var stream = FS.getStreamChecked(fd); + if ((stream.flags & 2097155) === 0) { + throw new FS.ErrnoError(28); + } + FS.truncate(stream.node, len); + }, + utime(path, atime, mtime) { + var lookup = FS.lookupPath(path, { + follow: true, + }); + var node = lookup.node; + node.node_ops.setattr(node, { + atime, + mtime, + }); + }, + open(path, flags, mode = 438) { + if (path === '') { + throw new FS.ErrnoError(44); + } + flags = + typeof flags == 'string' ? FS_modeStringToFlags(flags) : flags; + if (flags & 64) { + mode = (mode & 4095) | 32768; + } else { + mode = 0; + } + var node; + if (typeof path == 'object') { + node = path; + } else { + // noent_okay makes it so that if the final component of the path + // doesn't exist, lookupPath returns `node: undefined`. `path` will be + // updated to point to the target of all symlinks. + var lookup = FS.lookupPath(path, { + follow: !(flags & 131072), + noent_okay: true, + }); + node = lookup.node; + path = lookup.path; + } + // perhaps we need to create the node + var created = false; + if (flags & 64) { + if (node) { + // if O_CREAT and O_EXCL are set, error out if the node already exists + if (flags & 128) { + throw new FS.ErrnoError(20); + } + } else { + // node doesn't exist, try to create it + node = FS.mknod(path, mode, 0); + created = true; + } + } + if (!node) { + throw new FS.ErrnoError(44); + } + // can't truncate a device + if (FS.isChrdev(node.mode)) { + flags &= ~512; + } + // if asked only for a directory, then this must be one + if (flags & 65536 && !FS.isDir(node.mode)) { + throw new FS.ErrnoError(54); + } + // check permissions, if this is not a file we just created now (it is ok to + // create and write to a file with read-only permissions; it is read-only + // for later use) + if (!created) { + var errCode = FS.mayOpen(node, flags); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + } + // do truncation if necessary + if (flags & 512 && !created) { + FS.truncate(node, 0); + } + // we've already handled these, don't pass down to the underlying vfs + flags &= ~(128 | 512 | 131072); + // register the stream with the filesystem + var stream = FS.createStream({ + node, + path: FS.getPath(node), + // we want the absolute path to the node + flags, + seekable: true, + position: 0, + stream_ops: node.stream_ops, + // used by the file family libc calls (fopen, fwrite, ferror, etc.) + ungotten: [], + error: false, + }); + // call the new stream's open function + if (stream.stream_ops.open) { + stream.stream_ops.open(stream); + } + if (Module['logReadFiles'] && !(flags & 1)) { + if (!(path in FS.readFiles)) { + FS.readFiles[path] = 1; + } + } + return stream; + }, + close(stream) { + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if (stream.getdents) stream.getdents = null; + // free readdir state + try { + if (stream.stream_ops.close) { + stream.stream_ops.close(stream); + } + } catch (e) { + throw e; + } finally { + FS.closeStream(stream.fd); + } + stream.fd = null; + }, + isClosed(stream) { + return stream.fd === null; + }, + llseek(stream, offset, whence) { + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if (!stream.seekable || !stream.stream_ops.llseek) { + throw new FS.ErrnoError(70); + } + if (whence != 0 && whence != 1 && whence != 2) { + throw new FS.ErrnoError(28); + } + stream.position = stream.stream_ops.llseek(stream, offset, whence); + stream.ungotten = []; + return stream.position; + }, + read(stream, buffer, offset, length, position) { + if (length < 0 || position < 0) { + throw new FS.ErrnoError(28); + } + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if ((stream.flags & 2097155) === 1) { + throw new FS.ErrnoError(8); + } + if (FS.isDir(stream.node.mode)) { + throw new FS.ErrnoError(31); + } + if (!stream.stream_ops.read) { + throw new FS.ErrnoError(28); + } + var seeking = typeof position != 'undefined'; + if (!seeking) { + position = stream.position; + } else if (!stream.seekable) { + throw new FS.ErrnoError(70); + } + var bytesRead = stream.stream_ops.read( + stream, + buffer, + offset, + length, + position + ); + if (!seeking) stream.position += bytesRead; + return bytesRead; + }, + write(stream, buffer, offset, length, position, canOwn) { + if (length < 0 || position < 0) { + throw new FS.ErrnoError(28); + } + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if ((stream.flags & 2097155) === 0) { + throw new FS.ErrnoError(8); + } + if (FS.isDir(stream.node.mode)) { + throw new FS.ErrnoError(31); + } + if (!stream.stream_ops.write) { + throw new FS.ErrnoError(28); + } + if (stream.seekable && stream.flags & 1024) { + // seek to the end before writing in append mode + FS.llseek(stream, 0, 2); + } + var seeking = typeof position != 'undefined'; + if (!seeking) { + position = stream.position; + } else if (!stream.seekable) { + throw new FS.ErrnoError(70); + } + var bytesWritten = stream.stream_ops.write( + stream, + buffer, + offset, + length, + position, + canOwn + ); + if (!seeking) stream.position += bytesWritten; + return bytesWritten; + }, + allocate(stream, offset, length) { + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if (offset < 0 || length <= 0) { + throw new FS.ErrnoError(28); + } + if ((stream.flags & 2097155) === 0) { + throw new FS.ErrnoError(8); + } + if (!FS.isFile(stream.node.mode) && !FS.isDir(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + if (!stream.stream_ops.allocate) { + throw new FS.ErrnoError(138); + } + stream.stream_ops.allocate(stream, offset, length); + }, + mmap(stream, length, position, prot, flags) { + // User requests writing to file (prot & PROT_WRITE != 0). + // Checking if we have permissions to write to the file unless + // MAP_PRIVATE flag is set. According to POSIX spec it is possible + // to write to file opened in read-only mode with MAP_PRIVATE flag, + // as all modifications will be visible only in the memory of + // the current process. + if ( + (prot & 2) !== 0 && + (flags & 2) === 0 && + (stream.flags & 2097155) !== 2 + ) { + throw new FS.ErrnoError(2); + } + if ((stream.flags & 2097155) === 1) { + throw new FS.ErrnoError(2); + } + if (!stream.stream_ops.mmap) { + throw new FS.ErrnoError(43); + } + if (!length) { + throw new FS.ErrnoError(28); + } + return stream.stream_ops.mmap( + stream, + length, + position, + prot, + flags + ); + }, + msync(stream, buffer, offset, length, mmapFlags) { + if (!stream.stream_ops.msync) { + return 0; + } + return stream.stream_ops.msync( + stream, + buffer, + offset, + length, + mmapFlags + ); + }, + ioctl(stream, cmd, arg) { + if (!stream.stream_ops.ioctl) { + throw new FS.ErrnoError(59); + } + return stream.stream_ops.ioctl(stream, cmd, arg); + }, + readFile(path, opts = {}) { + opts.flags = opts.flags || 0; + opts.encoding = opts.encoding || 'binary'; + if (opts.encoding !== 'utf8' && opts.encoding !== 'binary') { + throw new Error(`Invalid encoding type "${opts.encoding}"`); + } + var ret; + var stream = FS.open(path, opts.flags); + var stat = FS.stat(path); + var length = stat.size; + var buf = new Uint8Array(length); + FS.read(stream, buf, 0, length, 0); + if (opts.encoding === 'utf8') { + ret = UTF8ArrayToString(buf); + } else if (opts.encoding === 'binary') { + ret = buf; + } + FS.close(stream); + return ret; + }, + writeFile(path, data, opts = {}) { + opts.flags = opts.flags || 577; + var stream = FS.open(path, opts.flags, opts.mode); + if (typeof data == 'string') { + var buf = new Uint8Array(lengthBytesUTF8(data) + 1); + var actualNumBytes = stringToUTF8Array( + data, + buf, + 0, + buf.length + ); + FS.write( + stream, + buf, + 0, + actualNumBytes, + undefined, + opts.canOwn + ); + } else if (ArrayBuffer.isView(data)) { + FS.write( + stream, + data, + 0, + data.byteLength, + undefined, + opts.canOwn + ); + } else { + throw new Error('Unsupported data type'); + } + FS.close(stream); + }, + cwd: () => FS.currentPath, + chdir(path) { + var lookup = FS.lookupPath(path, { + follow: true, + }); + if (lookup.node === null) { + throw new FS.ErrnoError(44); + } + if (!FS.isDir(lookup.node.mode)) { + throw new FS.ErrnoError(54); + } + var errCode = FS.nodePermissions(lookup.node, 'x'); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + FS.currentPath = lookup.path; + }, + createDefaultDirectories() { + FS.mkdir('/tmp'); + FS.mkdir('/home'); + FS.mkdir('/home/web_user'); + }, + createDefaultDevices() { + // create /dev + FS.mkdir('/dev'); + // setup /dev/null + FS.registerDevice(FS.makedev(1, 3), { + read: () => 0, + write: (stream, buffer, offset, length, pos) => length, + llseek: () => 0, + }); + FS.mkdev('/dev/null', FS.makedev(1, 3)); + // setup /dev/tty and /dev/tty1 + // stderr needs to print output using err() rather than out() + // so we register a second tty just for it. + TTY.register(FS.makedev(5, 0), TTY.default_tty_ops); + TTY.register(FS.makedev(6, 0), TTY.default_tty1_ops); + FS.mkdev('/dev/tty', FS.makedev(5, 0)); + FS.mkdev('/dev/tty1', FS.makedev(6, 0)); + // setup /dev/[u]random + // use a buffer to avoid overhead of individual crypto calls per byte + var randomBuffer = new Uint8Array(1024), + randomLeft = 0; + var randomByte = () => { + if (randomLeft === 0) { + randomLeft = randomFill(randomBuffer).byteLength; + } + return randomBuffer[--randomLeft]; + }; + FS.createDevice('/dev', 'random', randomByte); + FS.createDevice('/dev', 'urandom', randomByte); + // we're not going to emulate the actual shm device, + // just create the tmp dirs that reside in it commonly + FS.mkdir('/dev/shm'); + FS.mkdir('/dev/shm/tmp'); + }, + createSpecialDirectories() { + // create /proc/self/fd which allows /proc/self/fd/6 => readlink gives the + // name of the stream for fd 6 (see test_unistd_ttyname) + FS.mkdir('/proc'); + var proc_self = FS.mkdir('/proc/self'); + FS.mkdir('/proc/self/fd'); + FS.mount( + { + mount() { + var node = FS.createNode(proc_self, 'fd', 16895, 73); + node.stream_ops = { + llseek: MEMFS.stream_ops.llseek, + }; + node.node_ops = { + lookup(parent, name) { + var fd = +name; + var stream = FS.getStreamChecked(fd); + var ret = { + parent: null, + mount: { + mountpoint: 'fake', + }, + node_ops: { + readlink: () => stream.path, + }, + id: fd + 1, + }; + ret.parent = ret; + // make it look like a simple root node + return ret; + }, + readdir() { + return Array.from(FS.streams.entries()) + .filter(([k, v]) => v) + .map(([k, v]) => k.toString()); + }, + }; + return node; + }, + }, + {}, + '/proc/self/fd' + ); + }, + createStandardStreams(input, output, error) { + // TODO deprecate the old functionality of a single + // input / output callback and that utilizes FS.createDevice + // and instead require a unique set of stream ops + // by default, we symlink the standard streams to the + // default tty devices. however, if the standard streams + // have been overwritten we create a unique device for + // them instead. + if (input) { + FS.createDevice('/dev', 'stdin', input); + } else { + FS.symlink('/dev/tty', '/dev/stdin'); + } + if (output) { + FS.createDevice('/dev', 'stdout', null, output); + } else { + FS.symlink('/dev/tty', '/dev/stdout'); + } + if (error) { + FS.createDevice('/dev', 'stderr', null, error); + } else { + FS.symlink('/dev/tty1', '/dev/stderr'); + } + // open default streams for the stdin, stdout and stderr devices + var stdin = FS.open('/dev/stdin', 0); + var stdout = FS.open('/dev/stdout', 1); + var stderr = FS.open('/dev/stderr', 1); + }, + staticInit() { + FS.nameTable = new Array(4096); + FS.mount(MEMFS, {}, '/'); + FS.createDefaultDirectories(); + FS.createDefaultDevices(); + FS.createSpecialDirectories(); + FS.filesystems = { + MEMFS: MEMFS, + NODEFS: NODEFS, + PROXYFS: PROXYFS, + }; + }, + init(input, output, error) { + FS.initialized = true; + // Allow Module.stdin etc. to provide defaults, if none explicitly passed to us here + input ??= Module['stdin']; + output ??= Module['stdout']; + error ??= Module['stderr']; + FS.createStandardStreams(input, output, error); + }, + quit() { + FS.initialized = false; + // force-flush all streams, so we get musl std streams printed out + _fflush(0); + // close all of our streams + for (var i = 0; i < FS.streams.length; i++) { + var stream = FS.streams[i]; + if (!stream) { + continue; + } + FS.close(stream); + } + }, + findObject(path, dontResolveLastLink) { + var ret = FS.analyzePath(path, dontResolveLastLink); + if (!ret.exists) { + return null; + } + return ret.object; + }, + analyzePath(path, dontResolveLastLink) { + // operate from within the context of the symlink's target + try { + var lookup = FS.lookupPath(path, { + follow: !dontResolveLastLink, + }); + path = lookup.path; + } catch (e) {} + var ret = { + isRoot: false, + exists: false, + error: 0, + name: null, + path: null, + object: null, + parentExists: false, + parentPath: null, + parentObject: null, + }; + try { + var lookup = FS.lookupPath(path, { + parent: true, + }); + ret.parentExists = true; + ret.parentPath = lookup.path; + ret.parentObject = lookup.node; + ret.name = PATH.basename(path); + lookup = FS.lookupPath(path, { + follow: !dontResolveLastLink, + }); + ret.exists = true; + ret.path = lookup.path; + ret.object = lookup.node; + ret.name = lookup.node.name; + ret.isRoot = lookup.path === '/'; + } catch (e) { + ret.error = e.errno; + } + return ret; + }, + createPath(parent, path, canRead, canWrite) { + parent = typeof parent == 'string' ? parent : FS.getPath(parent); + var parts = path.split('/').reverse(); + while (parts.length) { + var part = parts.pop(); + if (!part) continue; + var current = PATH.join2(parent, part); + try { + FS.mkdir(current); + } catch (e) {} + // ignore EEXIST + parent = current; + } + return current; + }, + createFile(parent, name, properties, canRead, canWrite) { + var path = PATH.join2( + typeof parent == 'string' ? parent : FS.getPath(parent), + name + ); + var mode = FS_getMode(canRead, canWrite); + return FS.create(path, mode); + }, + createDataFile(parent, name, data, canRead, canWrite, canOwn) { + var path = name; + if (parent) { + parent = + typeof parent == 'string' ? parent : FS.getPath(parent); + path = name ? PATH.join2(parent, name) : parent; + } + var mode = FS_getMode(canRead, canWrite); + var node = FS.create(path, mode); + if (data) { + if (typeof data == 'string') { + var arr = new Array(data.length); + for (var i = 0, len = data.length; i < len; ++i) + arr[i] = data.charCodeAt(i); + data = arr; + } + // make sure we can write to the file + FS.chmod(node, mode | 146); + var stream = FS.open(node, 577); + FS.write(stream, data, 0, data.length, 0, canOwn); + FS.close(stream); + FS.chmod(node, mode); + } + }, + createDevice(parent, name, input, output) { + var path = PATH.join2( + typeof parent == 'string' ? parent : FS.getPath(parent), + name + ); + var mode = FS_getMode(!!input, !!output); + FS.createDevice.major ??= 64; + var dev = FS.makedev(FS.createDevice.major++, 0); + // Create a fake device that a set of stream ops to emulate + // the old behavior. + FS.registerDevice(dev, { + open(stream) { + stream.seekable = false; + }, + close(stream) { + // flush any pending line data + if (output?.buffer?.length) { + output(10); + } + }, + read(stream, buffer, offset, length, pos) { + /* ignored */ var bytesRead = 0; + for (var i = 0; i < length; i++) { + var result; + try { + result = input(); + } catch (e) { + throw new FS.ErrnoError(29); + } + if (result === undefined && bytesRead === 0) { + throw new FS.ErrnoError(6); + } + if (result === null || result === undefined) break; + bytesRead++; + buffer[offset + i] = result; + } + if (bytesRead) { + stream.node.atime = Date.now(); + } + return bytesRead; + }, + write(stream, buffer, offset, length, pos) { + for (var i = 0; i < length; i++) { + try { + output(buffer[offset + i]); + } catch (e) { + throw new FS.ErrnoError(29); + } + } + if (length) { + stream.node.mtime = stream.node.ctime = Date.now(); + } + return i; + }, + }); + return FS.mkdev(path, mode, dev); + }, + forceLoadFile(obj) { + if (obj.isDevice || obj.isFolder || obj.link || obj.contents) + return true; + if (typeof XMLHttpRequest != 'undefined') { + throw new Error( + 'Lazy loading should have been performed (contents set) in createLazyFile, but it was not. Lazy loading only works in web workers. Use --embed-file or --preload-file in emcc on the main thread.' + ); + } else { + // Command-line. + try { + obj.contents = readBinary(obj.url); + obj.usedBytes = obj.contents.length; + } catch (e) { + throw new FS.ErrnoError(29); + } + } + }, + createLazyFile(parent, name, url, canRead, canWrite) { + // Lazy chunked Uint8Array (implements get and length from Uint8Array). + // Actual getting is abstracted away for eventual reuse. + class LazyUint8Array { + lengthKnown = false; + chunks = []; + // Loaded chunks. Index is the chunk number + get(idx) { + if (idx > this.length - 1 || idx < 0) { + return undefined; + } + var chunkOffset = idx % this.chunkSize; + var chunkNum = (idx / this.chunkSize) | 0; + return this.getter(chunkNum)[chunkOffset]; + } + setDataGetter(getter) { + this.getter = getter; + } + cacheLength() { + // Find length + var xhr = new XMLHttpRequest(); + xhr.open('HEAD', url, false); + xhr.send(null); + if ( + !( + (xhr.status >= 200 && xhr.status < 300) || + xhr.status === 304 + ) + ) + throw new Error( + "Couldn't load " + url + '. Status: ' + xhr.status + ); + var datalength = Number( + xhr.getResponseHeader('Content-length') + ); + var header; + var hasByteServing = + (header = xhr.getResponseHeader('Accept-Ranges')) && + header === 'bytes'; + var usesGzip = + (header = xhr.getResponseHeader('Content-Encoding')) && + header === 'gzip'; + var chunkSize = 1024 * 1024; + // Chunk size in bytes + if (!hasByteServing) chunkSize = datalength; + // Function to get a range from the remote URL. + var doXHR = (from, to) => { + if (from > to) + throw new Error( + 'invalid range (' + + from + + ', ' + + to + + ') or no bytes requested!' + ); + if (to > datalength - 1) + throw new Error( + 'only ' + + datalength + + ' bytes available! programmer error!' + ); + // TODO: Use mozResponseArrayBuffer, responseStream, etc. if available. + var xhr = new XMLHttpRequest(); + xhr.open('GET', url, false); + if (datalength !== chunkSize) + xhr.setRequestHeader( + 'Range', + 'bytes=' + from + '-' + to + ); + // Some hints to the browser that we want binary data. + xhr.responseType = 'arraybuffer'; + if (xhr.overrideMimeType) { + xhr.overrideMimeType( + 'text/plain; charset=x-user-defined' + ); + } + xhr.send(null); + if ( + !( + (xhr.status >= 200 && xhr.status < 300) || + xhr.status === 304 + ) + ) + throw new Error( + "Couldn't load " + + url + + '. Status: ' + + xhr.status + ); + if (xhr.response !== undefined) { + return new Uint8Array( + /** @type{Array} */ (xhr.response || []) + ); + } + return intArrayFromString(xhr.responseText || '', true); + }; + var lazyArray = this; + lazyArray.setDataGetter((chunkNum) => { + var start = chunkNum * chunkSize; + var end = (chunkNum + 1) * chunkSize - 1; + // including this byte + end = Math.min(end, datalength - 1); + // if datalength-1 is selected, this is the last block + if (typeof lazyArray.chunks[chunkNum] == 'undefined') { + lazyArray.chunks[chunkNum] = doXHR(start, end); + } + if (typeof lazyArray.chunks[chunkNum] == 'undefined') + throw new Error('doXHR failed!'); + return lazyArray.chunks[chunkNum]; + }); + if (usesGzip || !datalength) { + // if the server uses gzip or doesn't supply the length, we have to download the whole file to get the (uncompressed) length + chunkSize = datalength = 1; + // this will force getter(0)/doXHR do download the whole file + datalength = this.getter(0).length; + chunkSize = datalength; + out( + 'LazyFiles on gzip forces download of the whole file when length is accessed' + ); + } + this._length = datalength; + this._chunkSize = chunkSize; + this.lengthKnown = true; + } + get length() { + if (!this.lengthKnown) { + this.cacheLength(); + } + return this._length; + } + get chunkSize() { + if (!this.lengthKnown) { + this.cacheLength(); + } + return this._chunkSize; + } + } + if (typeof XMLHttpRequest != 'undefined') { + if (!ENVIRONMENT_IS_WORKER) + throw 'Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc'; + var lazyArray = new LazyUint8Array(); + var properties = { + isDevice: false, + contents: lazyArray, + }; + } else { + var properties = { + isDevice: false, + url, + }; + } + var node = FS.createFile( + parent, + name, + properties, + canRead, + canWrite + ); + // This is a total hack, but I want to get this lazy file code out of the + // core of MEMFS. If we want to keep this lazy file concept I feel it should + // be its own thin LAZYFS proxying calls to MEMFS. + if (properties.contents) { + node.contents = properties.contents; + } else if (properties.url) { + node.contents = null; + node.url = properties.url; + } + // Add a function that defers querying the file size until it is asked the first time. + Object.defineProperties(node, { + usedBytes: { + get: function () { + return this.contents.length; + }, + }, + }); + // override each stream op with one that tries to force load the lazy file first + var stream_ops = {}; + var keys = Object.keys(node.stream_ops); + keys.forEach((key) => { + var fn = node.stream_ops[key]; + stream_ops[key] = (...args) => { + FS.forceLoadFile(node); + return fn(...args); + }; + }); + function writeChunks(stream, buffer, offset, length, position) { + var contents = stream.node.contents; + if (position >= contents.length) return 0; + var size = Math.min(contents.length - position, length); + if (contents.slice) { + // normal array + for (var i = 0; i < size; i++) { + buffer[offset + i] = contents[position + i]; + } + } else { + for (var i = 0; i < size; i++) { + // LazyUint8Array from sync binary XHR + buffer[offset + i] = contents.get(position + i); + } + } + return size; + } + // use a custom read function + stream_ops.read = (stream, buffer, offset, length, position) => { + FS.forceLoadFile(node); + return writeChunks(stream, buffer, offset, length, position); + }; + // use a custom mmap function + stream_ops.mmap = (stream, length, position, prot, flags) => { + FS.forceLoadFile(node); + var ptr = mmapAlloc(length); + if (!ptr) { + throw new FS.ErrnoError(48); + } + writeChunks(stream, HEAP8, ptr, length, position); + return { + ptr, + allocated: true, + }; + }; + node.stream_ops = stream_ops; + return node; + }, + }; + + Module['FS'] = FS; + + var SOCKFS = { + websocketArgs: {}, + callbacks: {}, + on(event, callback) { + SOCKFS.callbacks[event] = callback; + }, + emit(event, param) { + SOCKFS.callbacks[event]?.(param); + }, + mount(mount) { + // The incomming Module['websocket'] can be used for configuring + // configuring subprotocol/url, etc + SOCKFS.websocketArgs = Module['websocket'] || {}; + // Add the Event registration mechanism to the exported websocket configuration + // object so we can register network callbacks from native JavaScript too. + // For more documentation see system/include/emscripten/emscripten.h + (Module['websocket'] ??= {})['on'] = SOCKFS.on; + return FS.createNode(null, '/', 16895, 0); + }, + createSocket(family, type, protocol) { + type &= ~526336; + // Some applications may pass it; it makes no sense for a single process. + var streaming = type == 1; + if (streaming && protocol && protocol != 6) { + throw new FS.ErrnoError(66); + } + // create our internal socket structure + var sock = { + family, + type, + protocol, + server: null, + error: null, + // Used in getsockopt for SOL_SOCKET/SO_ERROR test + peers: {}, + pending: [], + recv_queue: [], + sock_ops: SOCKFS.websocket_sock_ops, + }; + // create the filesystem node to store the socket structure + var name = SOCKFS.nextname(); + var node = FS.createNode(SOCKFS.root, name, 49152, 0); + node.sock = sock; + // and the wrapping stream that enables library functions such + // as read and write to indirectly interact with the socket + var stream = FS.createStream({ + path: name, + node, + flags: 2, + seekable: false, + stream_ops: SOCKFS.stream_ops, + }); + // map the new stream to the socket structure (sockets have a 1:1 + // relationship with a stream) + sock.stream = stream; + return sock; + }, + getSocket(fd) { + var stream = FS.getStream(fd); + if (!stream || !FS.isSocket(stream.node.mode)) { + return null; + } + return stream.node.sock; + }, + stream_ops: { + poll(stream) { + var sock = stream.node.sock; + return sock.sock_ops.poll(sock); + }, + ioctl(stream, request, varargs) { + var sock = stream.node.sock; + return sock.sock_ops.ioctl(sock, request, varargs); + }, + read(stream, buffer, offset, length, position) { + /* ignored */ var sock = stream.node.sock; + var msg = sock.sock_ops.recvmsg(sock, length); + if (!msg) { + // socket is closed + return 0; + } + buffer.set(msg.buffer, offset); + return msg.buffer.length; + }, + write(stream, buffer, offset, length, position) { + /* ignored */ var sock = stream.node.sock; + return sock.sock_ops.sendmsg(sock, buffer, offset, length); + }, + close(stream) { + var sock = stream.node.sock; + sock.sock_ops.close(sock); + }, + }, + nextname() { + if (!SOCKFS.nextname.current) { + SOCKFS.nextname.current = 0; + } + return `socket[${SOCKFS.nextname.current++}]`; + }, + websocket_sock_ops: { + createPeer(sock, addr, port) { + var ws; + if (typeof addr == 'object') { + ws = addr; + addr = null; + port = null; + } + if (ws) { + // for sockets that've already connected (e.g. we're the server) + // we can inspect the _socket property for the address + if (ws._socket) { + addr = ws._socket.remoteAddress; + port = ws._socket.remotePort; + } // if we're just now initializing a connection to the remote, + // inspect the url property + else { + var result = /ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url); + if (!result) { + throw new Error( + 'WebSocket URL must be in the format ws(s)://address:port' + ); + } + addr = result[1]; + port = parseInt(result[2], 10); + } + } else { + // create the actual websocket object and connect + try { + // The default value is 'ws://' the replace is needed because the compiler replaces '//' comments with '#' + // comments without checking context, so we'd end up with ws:#, the replace swaps the '#' for '//' again. + var url = 'ws:#'.replace('#', '//'); + // Make the WebSocket subprotocol (Sec-WebSocket-Protocol) default to binary if no configuration is set. + var subProtocols = 'binary'; + // The default value is 'binary' + // The default WebSocket options + var opts = undefined; + // Fetch runtime WebSocket URL config. + if ('function' === typeof SOCKFS.websocketArgs['url']) { + url = SOCKFS.websocketArgs['url'](...arguments); + } else if ( + 'string' === typeof SOCKFS.websocketArgs['url'] + ) { + url = SOCKFS.websocketArgs['url']; + } + // Fetch runtime WebSocket subprotocol config. + if (SOCKFS.websocketArgs['subprotocol']) { + subProtocols = SOCKFS.websocketArgs['subprotocol']; + } else if ( + SOCKFS.websocketArgs['subprotocol'] === null + ) { + subProtocols = 'null'; + } + if (url === 'ws://' || url === 'wss://') { + // Is the supplied URL config just a prefix, if so complete it. + var parts = addr.split('/'); + url = + url + + parts[0] + + ':' + + port + + '/' + + parts.slice(1).join('/'); + } + if (subProtocols !== 'null') { + // The regex trims the string (removes spaces at the beginning and end, then splits the string by + // , into an Array. Whitespace removal is important for Websockify and ws. + subProtocols = subProtocols + .replace(/^ +| +$/g, '') + .split(/ *, */); + opts = subProtocols; + } + // If node we use the ws library. + var WebSocketConstructor; + if (ENVIRONMENT_IS_NODE) { + WebSocketConstructor = + /** @type{(typeof WebSocket)} */ ( + require('ws') + ); + } else { + WebSocketConstructor = WebSocket; + } + if (Module['websocket']['decorator']) { + WebSocketConstructor = + Module['websocket']['decorator']( + WebSocketConstructor + ); + } + ws = new WebSocketConstructor(url, opts); + ws.binaryType = 'arraybuffer'; + } catch (e) { + throw new FS.ErrnoError(23); + } + } + var peer = { + addr, + port, + socket: ws, + msg_send_queue: [], + }; + SOCKFS.websocket_sock_ops.addPeer(sock, peer); + SOCKFS.websocket_sock_ops.handlePeerEvents(sock, peer); + // if this is a bound dgram socket, send the port number first to allow + // us to override the ephemeral port reported to us by remotePort on the + // remote end. + if (sock.type === 2 && typeof sock.sport != 'undefined') { + peer.msg_send_queue.push( + new Uint8Array([ + 255, + 255, + 255, + 255, + 'p'.charCodeAt(0), + 'o'.charCodeAt(0), + 'r'.charCodeAt(0), + 't'.charCodeAt(0), + (sock.sport & 65280) >> 8, + sock.sport & 255, + ]) + ); + } + return peer; + }, + getPeer(sock, addr, port) { + return sock.peers[addr + ':' + port]; + }, + addPeer(sock, peer) { + sock.peers[peer.addr + ':' + peer.port] = peer; + }, + removePeer(sock, peer) { + delete sock.peers[peer.addr + ':' + peer.port]; + }, + handlePeerEvents(sock, peer) { + var first = true; + var handleOpen = function () { + sock.connecting = false; + SOCKFS.emit('open', sock.stream.fd); + try { + var queued = peer.msg_send_queue.shift(); + while (queued) { + peer.socket.send(queued); + queued = peer.msg_send_queue.shift(); + } + } catch (e) { + // not much we can do here in the way of proper error handling as we've already + // lied and said this data was sent. shut it down. + peer.socket.close(); + } + }; + function handleMessage(data) { + if (typeof data == 'string') { + var encoder = new TextEncoder(); + // should be utf-8 + data = encoder.encode(data); + } // make a typed array from the string + else { + assert(data.byteLength !== undefined); + // must receive an ArrayBuffer + if (data.byteLength == 0) { + // An empty ArrayBuffer will emit a pseudo disconnect event + // as recv/recvmsg will return zero which indicates that a socket + // has performed a shutdown although the connection has not been disconnected yet. + return; + } + data = new Uint8Array(data); + } + // if this is the port message, override the peer's port with it + var wasfirst = first; + first = false; + if ( + wasfirst && + data.length === 10 && + data[0] === 255 && + data[1] === 255 && + data[2] === 255 && + data[3] === 255 && + data[4] === 'p'.charCodeAt(0) && + data[5] === 'o'.charCodeAt(0) && + data[6] === 'r'.charCodeAt(0) && + data[7] === 't'.charCodeAt(0) + ) { + // update the peer's port and it's key in the peer map + var newport = (data[8] << 8) | data[9]; + SOCKFS.websocket_sock_ops.removePeer(sock, peer); + peer.port = newport; + SOCKFS.websocket_sock_ops.addPeer(sock, peer); + return; + } + sock.recv_queue.push({ + addr: peer.addr, + port: peer.port, + data, + }); + SOCKFS.emit('message', sock.stream.fd); + } + if (ENVIRONMENT_IS_NODE) { + peer.socket.on('open', handleOpen); + peer.socket.on('message', function (data, isBinary) { + if (!isBinary) { + return; + } + handleMessage(new Uint8Array(data).buffer); + }); + // copy from node Buffer -> ArrayBuffer + peer.socket.on('close', function () { + SOCKFS.emit('close', sock.stream.fd); + }); + peer.socket.on('error', function (error) { + // Although the ws library may pass errors that may be more descriptive than + // ECONNREFUSED they are not necessarily the expected error code e.g. + // ENOTFOUND on getaddrinfo seems to be node.js specific, so using ECONNREFUSED + // is still probably the most useful thing to do. + sock.error = 14; + // Used in getsockopt for SOL_SOCKET/SO_ERROR test. + SOCKFS.emit('error', [ + sock.stream.fd, + sock.error, + 'ECONNREFUSED: Connection refused', + ]); + }); + } else { + peer.socket.onopen = handleOpen; + peer.socket.onclose = function () { + SOCKFS.emit('close', sock.stream.fd); + }; + peer.socket.onmessage = function peer_socket_onmessage( + event + ) { + handleMessage(event.data); + }; + peer.socket.onerror = function (error) { + // The WebSocket spec only allows a 'simple event' to be thrown on error, + // so we only really know as much as ECONNREFUSED. + sock.error = 14; + // Used in getsockopt for SOL_SOCKET/SO_ERROR test. + SOCKFS.emit('error', [ + sock.stream.fd, + sock.error, + 'ECONNREFUSED: Connection refused', + ]); + }; + } + }, + poll(sock) { + if (sock.type === 1 && sock.server) { + // listen sockets should only say they're available for reading + // if there are pending clients. + return sock.pending.length ? 64 | 1 : 0; + } + var mask = 0; + var dest = + sock.type === 1 // we only care about the socket state for connection-based sockets + ? SOCKFS.websocket_sock_ops.getPeer( + sock, + sock.daddr, + sock.dport + ) + : null; + if ( + sock.recv_queue.length || + !dest || // connection-less sockets are always ready to read + (dest && dest.socket.readyState === dest.socket.CLOSING) || + (dest && dest.socket.readyState === dest.socket.CLOSED) + ) { + // let recv return 0 once closed + mask |= 64 | 1; + } + if ( + !dest || // connection-less sockets are always ready to write + (dest && dest.socket.readyState === dest.socket.OPEN) + ) { + mask |= 4; + } + if ( + (dest && dest.socket.readyState === dest.socket.CLOSING) || + (dest && dest.socket.readyState === dest.socket.CLOSED) + ) { + // When an non-blocking connect fails mark the socket as writable. + // Its up to the calling code to then use getsockopt with SO_ERROR to + // retrieve the error. + // See https://man7.org/linux/man-pages/man2/connect.2.html + if (sock.connecting) { + mask |= 4; + } else { + mask |= 16; + } + } + return mask; + }, + ioctl(sock, request, arg) { + switch (request) { + case 21531: + var bytes = 0; + if (sock.recv_queue.length) { + bytes = sock.recv_queue[0].data.length; + } + HEAP32[arg >> 2] = bytes; + return 0; + + default: + return 28; + } + }, + close(sock) { + // if we've spawned a listen server, close it + if (sock.server) { + try { + sock.server.close(); + } catch (e) {} + sock.server = null; + } + // close any peer connections + var peers = Object.keys(sock.peers); + for (var i = 0; i < peers.length; i++) { + var peer = sock.peers[peers[i]]; + try { + peer.socket.close(); + } catch (e) {} + SOCKFS.websocket_sock_ops.removePeer(sock, peer); + } + return 0; + }, + bind(sock, addr, port) { + if ( + typeof sock.saddr != 'undefined' || + typeof sock.sport != 'undefined' + ) { + throw new FS.ErrnoError(28); + } + // already bound + sock.saddr = addr; + sock.sport = port; + // in order to emulate dgram sockets, we need to launch a listen server when + // binding on a connection-less socket + // note: this is only required on the server side + if (sock.type === 2) { + // close the existing server if it exists + if (sock.server) { + sock.server.close(); + sock.server = null; + } + // swallow error operation not supported error that occurs when binding in the + // browser where this isn't supported + try { + sock.sock_ops.listen(sock, 0); + } catch (e) { + if (!(e.name === 'ErrnoError')) throw e; + if (e.errno !== 138) throw e; + } + } + }, + connect(sock, addr, port) { + if (sock.server) { + throw new FS.ErrnoError(138); + } + // TODO autobind + // if (!sock.addr && sock.type == 2) { + // } + // early out if we're already connected / in the middle of connecting + if ( + typeof sock.daddr != 'undefined' && + typeof sock.dport != 'undefined' + ) { + var dest = SOCKFS.websocket_sock_ops.getPeer( + sock, + sock.daddr, + sock.dport + ); + if (dest) { + if (dest.socket.readyState === dest.socket.CONNECTING) { + throw new FS.ErrnoError(7); + } else { + throw new FS.ErrnoError(30); + } + } + } + // add the socket to our peer list and set our + // destination address / port to match + var peer = SOCKFS.websocket_sock_ops.createPeer( + sock, + addr, + port + ); + sock.daddr = peer.addr; + sock.dport = peer.port; + // because we cannot synchronously block to wait for the WebSocket + // connection to complete, we return here pretending that the connection + // was a success. + sock.connecting = true; + }, + listen(sock, backlog) { + if (!ENVIRONMENT_IS_NODE) { + throw new FS.ErrnoError(138); + } + if (sock.server) { + throw new FS.ErrnoError(28); + } + // already listening + var WebSocketServer = require('ws').Server; + var host = sock.saddr; + if (Module['websocket']['serverDecorator']) { + WebSocketServer = + Module['websocket']['serverDecorator'](WebSocketServer); + } + sock.server = new WebSocketServer({ + host, + port: sock.sport, + }); + // TODO support backlog + SOCKFS.emit('listen', sock.stream.fd); + // Send Event with listen fd. + sock.server.on('connection', function (ws) { + if (sock.type === 1) { + var newsock = SOCKFS.createSocket( + sock.family, + sock.type, + sock.protocol + ); + // create a peer on the new socket + var peer = SOCKFS.websocket_sock_ops.createPeer( + newsock, + ws + ); + newsock.daddr = peer.addr; + newsock.dport = peer.port; + // push to queue for accept to pick up + sock.pending.push(newsock); + SOCKFS.emit('connection', newsock.stream.fd); + } else { + // create a peer on the listen socket so calling sendto + // with the listen socket and an address will resolve + // to the correct client + SOCKFS.websocket_sock_ops.createPeer(sock, ws); + SOCKFS.emit('connection', sock.stream.fd); + } + }); + sock.server.on('close', function () { + SOCKFS.emit('close', sock.stream.fd); + sock.server = null; + }); + sock.server.on('error', function (error) { + // Although the ws library may pass errors that may be more descriptive than + // ECONNREFUSED they are not necessarily the expected error code e.g. + // ENOTFOUND on getaddrinfo seems to be node.js specific, so using EHOSTUNREACH + // is still probably the most useful thing to do. This error shouldn't + // occur in a well written app as errors should get trapped in the compiled + // app's own getaddrinfo call. + sock.error = 23; + // Used in getsockopt for SOL_SOCKET/SO_ERROR test. + SOCKFS.emit('error', [ + sock.stream.fd, + sock.error, + 'EHOSTUNREACH: Host is unreachable', + ]); + }); + }, + // don't throw + accept(listensock) { + if (!listensock.server || !listensock.pending.length) { + throw new FS.ErrnoError(28); + } + var newsock = listensock.pending.shift(); + newsock.stream.flags = listensock.stream.flags; + return newsock; + }, + getname(sock, peer) { + var addr, port; + if (peer) { + if (sock.daddr === undefined || sock.dport === undefined) { + throw new FS.ErrnoError(53); + } + addr = sock.daddr; + port = sock.dport; + } else { + // TODO saddr and sport will be set for bind()'d UDP sockets, but what + // should we be returning for TCP sockets that've been connect()'d? + addr = sock.saddr || 0; + port = sock.sport || 0; + } + return { + addr, + port, + }; + }, + sendmsg(sock, buffer, offset, length, addr, port) { + if (sock.type === 2) { + // connection-less sockets will honor the message address, + // and otherwise fall back to the bound destination address + if (addr === undefined || port === undefined) { + addr = sock.daddr; + port = sock.dport; + } + // if there was no address to fall back to, error out + if (addr === undefined || port === undefined) { + throw new FS.ErrnoError(17); + } + } else { + // connection-based sockets will only use the bound + addr = sock.daddr; + port = sock.dport; + } + // find the peer for the destination address + var dest = SOCKFS.websocket_sock_ops.getPeer(sock, addr, port); + // early out if not connected with a connection-based socket + if (sock.type === 1) { + if ( + !dest || + dest.socket.readyState === dest.socket.CLOSING || + dest.socket.readyState === dest.socket.CLOSED + ) { + throw new FS.ErrnoError(53); + } + } + // create a copy of the incoming data to send, as the WebSocket API + // doesn't work entirely with an ArrayBufferView, it'll just send + // the entire underlying buffer + if (ArrayBuffer.isView(buffer)) { + offset += buffer.byteOffset; + buffer = buffer.buffer; + } + var data = buffer.slice(offset, offset + length); + // if we don't have a cached connectionless UDP datagram connection, or + // the TCP socket is still connecting, queue the message to be sent upon + // connect, and lie, saying the data was sent now. + if (!dest || dest.socket.readyState !== dest.socket.OPEN) { + // if we're not connected, open a new connection + if (sock.type === 2) { + if ( + !dest || + dest.socket.readyState === dest.socket.CLOSING || + dest.socket.readyState === dest.socket.CLOSED + ) { + dest = SOCKFS.websocket_sock_ops.createPeer( + sock, + addr, + port + ); + } + } + dest.msg_send_queue.push(data); + return length; + } + try { + // send the actual data + dest.socket.send(data); + return length; + } catch (e) { + throw new FS.ErrnoError(28); + } + }, + recvmsg(sock, length, flags) { + // http://pubs.opengroup.org/onlinepubs/7908799/xns/recvmsg.html + if (sock.type === 1 && sock.server) { + // tcp servers should not be recv()'ing on the listen socket + throw new FS.ErrnoError(53); + } + var queued = sock.recv_queue.shift(); + if (!queued) { + if (sock.type === 1) { + var dest = SOCKFS.websocket_sock_ops.getPeer( + sock, + sock.daddr, + sock.dport + ); + if (!dest) { + // if we have a destination address but are not connected, error out + throw new FS.ErrnoError(53); + } + if ( + dest.socket.readyState === dest.socket.CLOSING || + dest.socket.readyState === dest.socket.CLOSED + ) { + // return null if the socket has closed + return null; + } + // else, our socket is in a valid state but truly has nothing available + throw new FS.ErrnoError(6); + } + throw new FS.ErrnoError(6); + } + // queued.data will be an ArrayBuffer if it's unadulterated, but if it's + // requeued TCP data it'll be an ArrayBufferView + var queuedLength = queued.data.byteLength || queued.data.length; + var queuedOffset = queued.data.byteOffset || 0; + var queuedBuffer = queued.data.buffer || queued.data; + var bytesRead = Math.min(length, queuedLength); + var res = { + buffer: new Uint8Array( + queuedBuffer, + queuedOffset, + bytesRead + ), + addr: queued.addr, + port: queued.port, + }; + // push back any unread data for TCP connections + if (flags & 2) { + bytesRead = 0; + } + if (sock.type === 1 && bytesRead < queuedLength) { + var bytesRemaining = queuedLength - bytesRead; + queued.data = new Uint8Array( + queuedBuffer, + queuedOffset + bytesRead, + bytesRemaining + ); + sock.recv_queue.unshift(queued); + } + return res; + }, + }, + }; + + var getSocketFromFD = (fd) => { + var socket = SOCKFS.getSocket(fd); + if (!socket) throw new FS.ErrnoError(8); + return socket; + }; + + var inetPton4 = (str) => { + var b = str.split('.'); + for (var i = 0; i < 4; i++) { + var tmp = Number(b[i]); + if (isNaN(tmp)) return null; + b[i] = tmp; + } + return (b[0] | (b[1] << 8) | (b[2] << 16) | (b[3] << 24)) >>> 0; + }; + + /** @suppress {checkTypes} */ var jstoi_q = (str) => parseInt(str); + + var inetPton6 = (str) => { + var words; + var w, offset, z; + /* http://home.deds.nl/~aeron/regex/ */ var valid6regx = + /^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i; + var parts = []; + if (!valid6regx.test(str)) { + return null; + } + if (str === '::') { + return [0, 0, 0, 0, 0, 0, 0, 0]; + } + // Z placeholder to keep track of zeros when splitting the string on ":" + if (str.startsWith('::')) { + str = str.replace('::', 'Z:'); + } // leading zeros case + else { + str = str.replace('::', ':Z:'); + } + if (str.indexOf('.') > 0) { + // parse IPv4 embedded stress + str = str.replace(new RegExp('[.]', 'g'), ':'); + words = str.split(':'); + words[words.length - 4] = + jstoi_q(words[words.length - 4]) + + jstoi_q(words[words.length - 3]) * 256; + words[words.length - 3] = + jstoi_q(words[words.length - 2]) + + jstoi_q(words[words.length - 1]) * 256; + words = words.slice(0, words.length - 2); + } else { + words = str.split(':'); + } + offset = 0; + z = 0; + for (w = 0; w < words.length; w++) { + if (typeof words[w] == 'string') { + if (words[w] === 'Z') { + // compressed zeros - write appropriate number of zero words + for (z = 0; z < 8 - words.length + 1; z++) { + parts[w + z] = 0; + } + offset = z - 1; + } else { + // parse hex to field to 16-bit value and write it in network byte-order + parts[w + offset] = _htons(parseInt(words[w], 16)); + } + } else { + // parsed IPv4 words + parts[w + offset] = words[w]; + } + } + return [ + (parts[1] << 16) | parts[0], + (parts[3] << 16) | parts[2], + (parts[5] << 16) | parts[4], + (parts[7] << 16) | parts[6], + ]; + }; + + /** @param {number=} addrlen */ var writeSockaddr = ( + sa, + family, + addr, + port, + addrlen + ) => { + switch (family) { + case 2: + addr = inetPton4(addr); + zeroMemory(sa, 16); + if (addrlen) { + HEAP32[addrlen >> 2] = 16; + } + HEAP16[sa >> 1] = family; + HEAP32[(sa + 4) >> 2] = addr; + HEAP16[(sa + 2) >> 1] = _htons(port); + break; + + case 10: + addr = inetPton6(addr); + zeroMemory(sa, 28); + if (addrlen) { + HEAP32[addrlen >> 2] = 28; + } + HEAP32[sa >> 2] = family; + HEAP32[(sa + 8) >> 2] = addr[0]; + HEAP32[(sa + 12) >> 2] = addr[1]; + HEAP32[(sa + 16) >> 2] = addr[2]; + HEAP32[(sa + 20) >> 2] = addr[3]; + HEAP16[(sa + 2) >> 1] = _htons(port); + break; + + default: + return 5; + } + return 0; + }; + + var DNS = { + address_map: { + id: 1, + addrs: {}, + names: {}, + }, + lookup_name(name) { + // If the name is already a valid ipv4 / ipv6 address, don't generate a fake one. + var res = inetPton4(name); + if (res !== null) { + return name; + } + res = inetPton6(name); + if (res !== null) { + return name; + } + // See if this name is already mapped. + var addr; + if (DNS.address_map.addrs[name]) { + addr = DNS.address_map.addrs[name]; + } else { + var id = DNS.address_map.id++; + assert(id < 65535, 'exceeded max address mappings of 65535'); + addr = '172.29.' + (id & 255) + '.' + (id & 65280); + DNS.address_map.names[addr] = name; + DNS.address_map.addrs[name] = addr; + } + return addr; + }, + lookup_addr(addr) { + if (DNS.address_map.names[addr]) { + return DNS.address_map.names[addr]; + } + return null; + }, + }; + + function ___syscall_accept4(fd, addr, addrlen, flags, d1, d2) { + try { + var sock = getSocketFromFD(fd); + var newsock = sock.sock_ops.accept(sock); + if (addr) { + var errno = writeSockaddr( + addr, + newsock.family, + DNS.lookup_name(newsock.daddr), + newsock.dport, + addrlen + ); + } + return newsock.stream.fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var inetNtop4 = (addr) => + (addr & 255) + + '.' + + ((addr >> 8) & 255) + + '.' + + ((addr >> 16) & 255) + + '.' + + ((addr >> 24) & 255); + + var inetNtop6 = (ints) => { + // ref: http://www.ietf.org/rfc/rfc2373.txt - section 2.5.4 + // Format for IPv4 compatible and mapped 128-bit IPv6 Addresses + // 128-bits are split into eight 16-bit words + // stored in network byte order (big-endian) + // | 80 bits | 16 | 32 bits | + // +-----------------------------------------------------------------+ + // | 10 bytes | 2 | 4 bytes | + // +--------------------------------------+--------------------------+ + // + 5 words | 1 | 2 words | + // +--------------------------------------+--------------------------+ + // |0000..............................0000|0000| IPv4 ADDRESS | (compatible) + // +--------------------------------------+----+---------------------+ + // |0000..............................0000|FFFF| IPv4 ADDRESS | (mapped) + // +--------------------------------------+----+---------------------+ + var str = ''; + var word = 0; + var longest = 0; + var lastzero = 0; + var zstart = 0; + var len = 0; + var i = 0; + var parts = [ + ints[0] & 65535, + ints[0] >> 16, + ints[1] & 65535, + ints[1] >> 16, + ints[2] & 65535, + ints[2] >> 16, + ints[3] & 65535, + ints[3] >> 16, + ]; + // Handle IPv4-compatible, IPv4-mapped, loopback and any/unspecified addresses + var hasipv4 = true; + var v4part = ''; + // check if the 10 high-order bytes are all zeros (first 5 words) + for (i = 0; i < 5; i++) { + if (parts[i] !== 0) { + hasipv4 = false; + break; + } + } + if (hasipv4) { + // low-order 32-bits store an IPv4 address (bytes 13 to 16) (last 2 words) + v4part = inetNtop4(parts[6] | (parts[7] << 16)); + // IPv4-mapped IPv6 address if 16-bit value (bytes 11 and 12) == 0xFFFF (6th word) + if (parts[5] === -1) { + str = '::ffff:'; + str += v4part; + return str; + } + // IPv4-compatible IPv6 address if 16-bit value (bytes 11 and 12) == 0x0000 (6th word) + if (parts[5] === 0) { + str = '::'; + //special case IPv6 addresses + if (v4part === '0.0.0.0') v4part = ''; + // any/unspecified address + if (v4part === '0.0.0.1') v4part = '1'; + // loopback address + str += v4part; + return str; + } + } + // Handle all other IPv6 addresses + // first run to find the longest contiguous zero words + for (word = 0; word < 8; word++) { + if (parts[word] === 0) { + if (word - lastzero > 1) { + len = 0; + } + lastzero = word; + len++; + } + if (len > longest) { + longest = len; + zstart = word - longest + 1; + } + } + for (word = 0; word < 8; word++) { + if (longest > 1) { + // compress contiguous zeros - to produce "::" + if ( + parts[word] === 0 && + word >= zstart && + word < zstart + longest + ) { + if (word === zstart) { + str += ':'; + if (zstart === 0) str += ':'; + } + //leading zeros case + continue; + } + } + // converts 16-bit words from big-endian to little-endian before converting to hex string + str += Number(_ntohs(parts[word] & 65535)).toString(16); + str += word < 7 ? ':' : ''; + } + return str; + }; + + var readSockaddr = (sa, salen) => { + // family / port offsets are common to both sockaddr_in and sockaddr_in6 + var family = HEAP16[sa >> 1]; + var port = _ntohs(HEAPU16[(sa + 2) >> 1]); + var addr; + switch (family) { + case 2: + if (salen !== 16) { + return { + errno: 28, + }; + } + addr = HEAP32[(sa + 4) >> 2]; + addr = inetNtop4(addr); + break; + + case 10: + if (salen !== 28) { + return { + errno: 28, + }; + } + addr = [ + HEAP32[(sa + 8) >> 2], + HEAP32[(sa + 12) >> 2], + HEAP32[(sa + 16) >> 2], + HEAP32[(sa + 20) >> 2], + ]; + addr = inetNtop6(addr); + break; + + default: + return { + errno: 5, + }; + } + return { + family, + addr, + port, + }; + }; + + var getSocketAddress = (addrp, addrlen) => { + var info = readSockaddr(addrp, addrlen); + if (info.errno) throw new FS.ErrnoError(info.errno); + info.addr = DNS.lookup_addr(info.addr) || info.addr; + return info; + }; + + function ___syscall_bind(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + var info = getSocketAddress(addr, addrlen); + sock.sock_ops.bind(sock, info.addr, info.port); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var SYSCALLS = { + DEFAULT_POLLMASK: 5, + calculateAt(dirfd, path, allowEmpty) { + if (PATH.isAbs(path)) { + return path; + } + // relative path + var dir; + if (dirfd === -100) { + dir = FS.cwd(); + } else { + var dirstream = SYSCALLS.getStreamFromFD(dirfd); + dir = dirstream.path; + } + if (path.length == 0) { + if (!allowEmpty) { + throw new FS.ErrnoError(44); + } + return dir; + } + return dir + '/' + path; + }, + doStat(func, path, buf) { + var stat = func(path); + HEAP32[buf >> 2] = stat.dev; + HEAP32[(buf + 4) >> 2] = stat.mode; + HEAPU32[(buf + 8) >> 2] = stat.nlink; + HEAP32[(buf + 12) >> 2] = stat.uid; + HEAP32[(buf + 16) >> 2] = stat.gid; + HEAP32[(buf + 20) >> 2] = stat.rdev; + (tempI64 = [ + stat.size >>> 0, + ((tempDouble = stat.size), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 24) >> 2] = tempI64[0]), + (HEAP32[(buf + 28) >> 2] = tempI64[1]); + HEAP32[(buf + 32) >> 2] = 4096; + HEAP32[(buf + 36) >> 2] = stat.blocks; + var atime = stat.atime.getTime(); + var mtime = stat.mtime.getTime(); + var ctime = stat.ctime.getTime(); + (tempI64 = [ + Math.floor(atime / 1e3) >>> 0, + ((tempDouble = Math.floor(atime / 1e3)), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 40) >> 2] = tempI64[0]), + (HEAP32[(buf + 44) >> 2] = tempI64[1]); + HEAPU32[(buf + 48) >> 2] = (atime % 1e3) * 1e3 * 1e3; + (tempI64 = [ + Math.floor(mtime / 1e3) >>> 0, + ((tempDouble = Math.floor(mtime / 1e3)), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 56) >> 2] = tempI64[0]), + (HEAP32[(buf + 60) >> 2] = tempI64[1]); + HEAPU32[(buf + 64) >> 2] = (mtime % 1e3) * 1e3 * 1e3; + (tempI64 = [ + Math.floor(ctime / 1e3) >>> 0, + ((tempDouble = Math.floor(ctime / 1e3)), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 72) >> 2] = tempI64[0]), + (HEAP32[(buf + 76) >> 2] = tempI64[1]); + HEAPU32[(buf + 80) >> 2] = (ctime % 1e3) * 1e3 * 1e3; + (tempI64 = [ + stat.ino >>> 0, + ((tempDouble = stat.ino), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 88) >> 2] = tempI64[0]), + (HEAP32[(buf + 92) >> 2] = tempI64[1]); + return 0; + }, + doMsync(addr, stream, len, flags, offset) { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + if (flags & 2) { + // MAP_PRIVATE calls need not to be synced back to underlying fs + return 0; + } + var buffer = HEAPU8.slice(addr, addr + len); + FS.msync(stream, buffer, offset, len, flags); + }, + getStreamFromFD(fd) { + var stream = FS.getStreamChecked(fd); + return stream; + }, + varargs: undefined, + getStr(ptr) { + var ret = UTF8ToString(ptr); + return ret; + }, + }; + + function ___syscall_chdir(path) { + try { + path = SYSCALLS.getStr(path); + FS.chdir(path); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_chmod(path, mode) { + try { + path = SYSCALLS.getStr(path); + FS.chmod(path, mode); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_connect(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + var info = getSocketAddress(addr, addrlen); + sock.sock_ops.connect(sock, info.addr, info.port); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_dup(fd) { + try { + var old = SYSCALLS.getStreamFromFD(fd); + return FS.dupStream(old).fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_dup3(fd, newfd, flags) { + try { + var old = SYSCALLS.getStreamFromFD(fd); + if (old.fd === newfd) return -28; + // Check newfd is within range of valid open file descriptors. + if (newfd < 0 || newfd >= FS.MAX_OPEN_FDS) return -8; + var existing = FS.getStream(newfd); + if (existing) FS.close(existing); + return FS.dupStream(old, newfd).fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_faccessat(dirfd, path, amode, flags) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + if (amode & ~7) { + // need a valid mode + return -28; + } + var lookup = FS.lookupPath(path, { + follow: true, + }); + var node = lookup.node; + if (!node) { + return -44; + } + var perms = ''; + if (amode & 4) perms += 'r'; + if (amode & 2) perms += 'w'; + if (amode & 1) perms += 'x'; + if ( + perms && + /* otherwise, they've just passed F_OK */ FS.nodePermissions( + node, + perms + ) + ) { + return -2; + } + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_fchmod(fd, mode) { + try { + FS.fchmod(fd, mode); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_fchown32(fd, owner, group) { + try { + FS.fchown(fd, owner, group); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_fchownat(dirfd, path, owner, group, flags) { + try { + path = SYSCALLS.getStr(path); + var nofollow = flags & 256; + flags = flags & ~256; + path = SYSCALLS.calculateAt(dirfd, path); + (nofollow ? FS.lchown : FS.chown)(path, owner, group); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + /** @suppress {duplicate } */ var syscallGetVarargI = () => { + // the `+` prepended here is necessary to convince the JSCompiler that varargs is indeed a number. + var ret = HEAP32[+SYSCALLS.varargs >> 2]; + SYSCALLS.varargs += 4; + return ret; + }; + + var syscallGetVarargP = syscallGetVarargI; + + function ___syscall_fcntl64(fd, cmd, varargs) { + SYSCALLS.varargs = varargs; + try { + var stream = SYSCALLS.getStreamFromFD(fd); + switch (cmd) { + case 0: { + var arg = syscallGetVarargI(); + if (arg < 0) { + return -28; + } + while (FS.streams[arg]) { + arg++; + } + var newStream; + newStream = FS.dupStream(stream, arg); + return newStream.fd; + } + + case 1: + case 2: + return 0; + + // FD_CLOEXEC makes no sense for a single process. + case 3: + return stream.flags; + + case 4: { + var arg = syscallGetVarargI(); + stream.flags |= arg; + return 0; + } + + case 12: { + var arg = syscallGetVarargP(); + var offset = 0; + // We're always unlocked. + HEAP16[(arg + offset) >> 1] = 2; + return 0; + } + + case 13: + case 14: + return 0; + } + // Pretend that the locking is successful. + return -28; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_fstat64(fd, buf) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + return SYSCALLS.doStat(FS.stat, stream.path, buf); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var convertI32PairToI53Checked = (lo, hi) => + (hi + 2097152) >>> 0 < 4194305 - !!lo + ? (lo >>> 0) + hi * 4294967296 + : NaN; + + function ___syscall_ftruncate64(fd, length_low, length_high) { + var length = convertI32PairToI53Checked(length_low, length_high); + try { + if (isNaN(length)) return 61; + FS.ftruncate(fd, length); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var stringToUTF8 = (str, outPtr, maxBytesToWrite) => + stringToUTF8Array(str, HEAPU8, outPtr, maxBytesToWrite); + + Module['stringToUTF8'] = stringToUTF8; + + function ___syscall_getcwd(buf, size) { + try { + if (size === 0) return -28; + var cwd = FS.cwd(); + var cwdLengthInBytes = lengthBytesUTF8(cwd) + 1; + if (size < cwdLengthInBytes) return -68; + stringToUTF8(cwd, buf, size); + return cwdLengthInBytes; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_getdents64(fd, dirp, count) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + stream.getdents ||= FS.readdir(stream.path); + var struct_size = 280; + var pos = 0; + var off = FS.llseek(stream, 0, 1); + var startIdx = Math.floor(off / struct_size); + var endIdx = Math.min( + stream.getdents.length, + startIdx + Math.floor(count / struct_size) + ); + for (var idx = startIdx; idx < endIdx; idx++) { + var id; + var type; + var name = stream.getdents[idx]; + if (name === '.') { + id = stream.node.id; + type = 4; + } // DT_DIR + else if (name === '..') { + var lookup = FS.lookupPath(stream.path, { + parent: true, + }); + id = lookup.node.id; + type = 4; + } // DT_DIR + else { + var child; + try { + child = FS.lookupNode(stream.node, name); + } catch (e) { + // If the entry is not a directory, file, or symlink, nodefs + // lookupNode will raise EINVAL. Skip these and continue. + if (e?.errno === 28) { + continue; + } + throw e; + } + id = child.id; + type = FS.isChrdev(child.mode) + ? 2 // DT_CHR, character device. + : FS.isDir(child.mode) + ? 4 // DT_DIR, directory. + : FS.isLink(child.mode) + ? 10 // DT_LNK, symbolic link. + : 8; + } + // DT_REG, regular file. + (tempI64 = [ + id >>> 0, + ((tempDouble = id), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(dirp + pos) >> 2] = tempI64[0]), + (HEAP32[(dirp + pos + 4) >> 2] = tempI64[1]); + (tempI64 = [ + ((idx + 1) * struct_size) >>> 0, + ((tempDouble = (idx + 1) * struct_size), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(dirp + pos + 8) >> 2] = tempI64[0]), + (HEAP32[(dirp + pos + 12) >> 2] = tempI64[1]); + HEAP16[(dirp + pos + 16) >> 1] = 280; + HEAP8[dirp + pos + 18] = type; + stringToUTF8(name, dirp + pos + 19, 256); + pos += struct_size; + } + FS.llseek(stream, idx * struct_size, 0); + return pos; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_getpeername(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + if (!sock.daddr) { + return -53; + } + // The socket is not connected. + var errno = writeSockaddr( + addr, + sock.family, + DNS.lookup_name(sock.daddr), + sock.dport, + addrlen + ); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_getsockname(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + // TODO: sock.saddr should never be undefined, see TODO in websocket_sock_ops.getname + var errno = writeSockaddr( + addr, + sock.family, + DNS.lookup_name(sock.saddr || '0.0.0.0'), + sock.sport, + addrlen + ); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_getsockopt(fd, level, optname, optval, optlen, d1) { + try { + var sock = getSocketFromFD(fd); + // Minimal getsockopt aimed at resolving https://github.com/emscripten-core/emscripten/issues/2211 + // so only supports SOL_SOCKET with SO_ERROR. + if (level === 1) { + if (optname === 4) { + HEAP32[optval >> 2] = sock.error; + HEAP32[optlen >> 2] = 4; + sock.error = null; + // Clear the error (The SO_ERROR option obtains and then clears this field). + return 0; + } + } + return -50; + } catch (e) { + // The option is unknown at the level indicated. + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_ioctl(fd, op, varargs) { + SYSCALLS.varargs = varargs; + try { + var stream = SYSCALLS.getStreamFromFD(fd); + switch (op) { + case 21509: { + if (!stream.tty) return -59; + return 0; + } + + case 21505: { + if (!stream.tty) return -59; + if (stream.tty.ops.ioctl_tcgets) { + var termios = stream.tty.ops.ioctl_tcgets(stream); + var argp = syscallGetVarargP(); + HEAP32[argp >> 2] = termios.c_iflag || 0; + HEAP32[(argp + 4) >> 2] = termios.c_oflag || 0; + HEAP32[(argp + 8) >> 2] = termios.c_cflag || 0; + HEAP32[(argp + 12) >> 2] = termios.c_lflag || 0; + for (var i = 0; i < 32; i++) { + HEAP8[argp + i + 17] = termios.c_cc[i] || 0; + } + return 0; + } + return 0; + } + + case 21510: + case 21511: + case 21512: { + if (!stream.tty) return -59; + return 0; + } + + // no-op, not actually adjusting terminal settings + case 21506: + case 21507: + case 21508: { + if (!stream.tty) return -59; + if (stream.tty.ops.ioctl_tcsets) { + var argp = syscallGetVarargP(); + var c_iflag = HEAP32[argp >> 2]; + var c_oflag = HEAP32[(argp + 4) >> 2]; + var c_cflag = HEAP32[(argp + 8) >> 2]; + var c_lflag = HEAP32[(argp + 12) >> 2]; + var c_cc = []; + for (var i = 0; i < 32; i++) { + c_cc.push(HEAP8[argp + i + 17]); + } + return stream.tty.ops.ioctl_tcsets(stream.tty, op, { + c_iflag, + c_oflag, + c_cflag, + c_lflag, + c_cc, + }); + } + return 0; + } + + // no-op, not actually adjusting terminal settings + case 21519: { + if (!stream.tty) return -59; + var argp = syscallGetVarargP(); + HEAP32[argp >> 2] = 0; + return 0; + } + + case 21520: { + if (!stream.tty) return -59; + return -28; + } + + // not supported + case 21531: { + var argp = syscallGetVarargP(); + return FS.ioctl(stream, op, argp); + } + + case 21523: { + // TODO: in theory we should write to the winsize struct that gets + // passed in, but for now musl doesn't read anything on it + if (!stream.tty) return -59; + if (stream.tty.ops.ioctl_tiocgwinsz) { + var winsize = stream.tty.ops.ioctl_tiocgwinsz( + stream.tty + ); + var argp = syscallGetVarargP(); + HEAP16[argp >> 1] = winsize[0]; + HEAP16[(argp + 2) >> 1] = winsize[1]; + } + return 0; + } + + case 21524: { + // TODO: technically, this ioctl call should change the window size. + // but, since emscripten doesn't have any concept of a terminal window + // yet, we'll just silently throw it away as we do TIOCGWINSZ + if (!stream.tty) return -59; + return 0; + } + + case 21515: { + if (!stream.tty) return -59; + return 0; + } + + default: + return -28; + } + } catch (e) { + // not supported + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_listen(fd, backlog) { + try { + var sock = getSocketFromFD(fd); + sock.sock_ops.listen(sock, backlog); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_lstat64(path, buf) { + try { + path = SYSCALLS.getStr(path); + return SYSCALLS.doStat(FS.lstat, path, buf); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_mkdirat(dirfd, path, mode) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + FS.mkdir(path, mode, 0); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_newfstatat(dirfd, path, buf, flags) { + try { + path = SYSCALLS.getStr(path); + var nofollow = flags & 256; + var allowEmpty = flags & 4096; + flags = flags & ~6400; + path = SYSCALLS.calculateAt(dirfd, path, allowEmpty); + return SYSCALLS.doStat(nofollow ? FS.lstat : FS.stat, path, buf); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_openat(dirfd, path, flags, varargs) { + SYSCALLS.varargs = varargs; + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + var mode = varargs ? syscallGetVarargI() : 0; + return FS.open(path, flags, mode).fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var PIPEFS = { + BUCKET_BUFFER_SIZE: 8192, + mount(mount) { + // Do not pollute the real root directory or its child nodes with pipes + // Looks like it is OK to create another pseudo-root node not linked to the FS.root hierarchy this way + return FS.createNode(null, '/', 16384 | 511, 0); + }, + createPipe() { + var pipe = { + buckets: [], + // refcnt 2 because pipe has a read end and a write end. We need to be + // able to read from the read end after write end is closed. + refcnt: 2, + }; + pipe.buckets.push({ + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: 0, + roffset: 0, + }); + var rName = PIPEFS.nextname(); + var wName = PIPEFS.nextname(); + var rNode = FS.createNode(PIPEFS.root, rName, 4096, 0); + var wNode = FS.createNode(PIPEFS.root, wName, 4096, 0); + rNode.pipe = pipe; + wNode.pipe = pipe; + var readableStream = FS.createStream({ + path: rName, + node: rNode, + flags: 0, + seekable: false, + stream_ops: PIPEFS.stream_ops, + }); + rNode.stream = readableStream; + var writableStream = FS.createStream({ + path: wName, + node: wNode, + flags: 1, + seekable: false, + stream_ops: PIPEFS.stream_ops, + }); + wNode.stream = writableStream; + return { + readable_fd: readableStream.fd, + writable_fd: writableStream.fd, + }; + }, + stream_ops: { + poll(stream) { + var pipe = stream.node.pipe; + if ((stream.flags & 2097155) === 1) { + return 256 | 4; + } + if (pipe.buckets.length > 0) { + for (var i = 0; i < pipe.buckets.length; i++) { + var bucket = pipe.buckets[i]; + if (bucket.offset - bucket.roffset > 0) { + return 64 | 1; + } + } + } + return 0; + }, + ioctl(stream, request, varargs) { + return 28; + }, + fsync(stream) { + return 28; + }, + read(stream, buffer, offset, length, position) { + /* ignored */ var pipe = stream.node.pipe; + var currentLength = 0; + for (var i = 0; i < pipe.buckets.length; i++) { + var bucket = pipe.buckets[i]; + currentLength += bucket.offset - bucket.roffset; + } + var data = buffer.subarray(offset, offset + length); + if (length <= 0) { + return 0; + } + if (currentLength == 0) { + // Behave as if the read end is always non-blocking + throw new FS.ErrnoError(6); + } + var toRead = Math.min(currentLength, length); + var totalRead = toRead; + var toRemove = 0; + for (var i = 0; i < pipe.buckets.length; i++) { + var currBucket = pipe.buckets[i]; + var bucketSize = currBucket.offset - currBucket.roffset; + if (toRead <= bucketSize) { + var tmpSlice = currBucket.buffer.subarray( + currBucket.roffset, + currBucket.offset + ); + if (toRead < bucketSize) { + tmpSlice = tmpSlice.subarray(0, toRead); + currBucket.roffset += toRead; + } else { + toRemove++; + } + data.set(tmpSlice); + break; + } else { + var tmpSlice = currBucket.buffer.subarray( + currBucket.roffset, + currBucket.offset + ); + data.set(tmpSlice); + data = data.subarray(tmpSlice.byteLength); + toRead -= tmpSlice.byteLength; + toRemove++; + } + } + if (toRemove && toRemove == pipe.buckets.length) { + // Do not generate excessive garbage in use cases such as + // write several bytes, read everything, write several bytes, read everything... + toRemove--; + pipe.buckets[toRemove].offset = 0; + pipe.buckets[toRemove].roffset = 0; + } + pipe.buckets.splice(0, toRemove); + return totalRead; + }, + write(stream, buffer, offset, length, position) { + /* ignored */ var pipe = stream.node.pipe; + var data = buffer.subarray(offset, offset + length); + var dataLen = data.byteLength; + if (dataLen <= 0) { + return 0; + } + var currBucket = null; + if (pipe.buckets.length == 0) { + currBucket = { + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: 0, + roffset: 0, + }; + pipe.buckets.push(currBucket); + } else { + currBucket = pipe.buckets[pipe.buckets.length - 1]; + } + assert(currBucket.offset <= PIPEFS.BUCKET_BUFFER_SIZE); + var freeBytesInCurrBuffer = + PIPEFS.BUCKET_BUFFER_SIZE - currBucket.offset; + if (freeBytesInCurrBuffer >= dataLen) { + currBucket.buffer.set(data, currBucket.offset); + currBucket.offset += dataLen; + return dataLen; + } else if (freeBytesInCurrBuffer > 0) { + currBucket.buffer.set( + data.subarray(0, freeBytesInCurrBuffer), + currBucket.offset + ); + currBucket.offset += freeBytesInCurrBuffer; + data = data.subarray( + freeBytesInCurrBuffer, + data.byteLength + ); + } + var numBuckets = + (data.byteLength / PIPEFS.BUCKET_BUFFER_SIZE) | 0; + var remElements = data.byteLength % PIPEFS.BUCKET_BUFFER_SIZE; + for (var i = 0; i < numBuckets; i++) { + var newBucket = { + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: PIPEFS.BUCKET_BUFFER_SIZE, + roffset: 0, + }; + pipe.buckets.push(newBucket); + newBucket.buffer.set( + data.subarray(0, PIPEFS.BUCKET_BUFFER_SIZE) + ); + data = data.subarray( + PIPEFS.BUCKET_BUFFER_SIZE, + data.byteLength + ); + } + if (remElements > 0) { + var newBucket = { + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: data.byteLength, + roffset: 0, + }; + pipe.buckets.push(newBucket); + newBucket.buffer.set(data); + } + return dataLen; + }, + close(stream) { + var pipe = stream.node.pipe; + pipe.refcnt--; + if (pipe.refcnt === 0) { + pipe.buckets = null; + } + }, + }, + nextname() { + if (!PIPEFS.nextname.current) { + PIPEFS.nextname.current = 0; + } + return 'pipe[' + PIPEFS.nextname.current++ + ']'; + }, + }; + + function ___syscall_pipe(fdPtr) { + try { + if (fdPtr == 0) { + throw new FS.ErrnoError(21); + } + var res = PIPEFS.createPipe(); + HEAP32[fdPtr >> 2] = res.readable_fd; + HEAP32[(fdPtr + 4) >> 2] = res.writable_fd; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_poll(fds, nfds, timeout) { + try { + var nonzero = 0; + for (var i = 0; i < nfds; i++) { + var pollfd = fds + 8 * i; + var fd = HEAP32[pollfd >> 2]; + var events = HEAP16[(pollfd + 4) >> 1]; + var mask = 32; + var stream = FS.getStream(fd); + if (stream) { + mask = SYSCALLS.DEFAULT_POLLMASK; + if (stream.stream_ops?.poll) { + mask = stream.stream_ops.poll(stream, -1); + } + } + mask &= events | 8 | 16; + if (mask) nonzero++; + HEAP16[(pollfd + 6) >> 1] = mask; + } + return nonzero; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_readlinkat(dirfd, path, buf, bufsize) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + if (bufsize <= 0) return -28; + var ret = FS.readlink(path); + var len = Math.min(bufsize, lengthBytesUTF8(ret)); + var endChar = HEAP8[buf + len]; + stringToUTF8(ret, buf, bufsize + 1); + // readlink is one of the rare functions that write out a C string, but does never append a null to the output buffer(!) + // stringToUTF8() always appends a null byte, so restore the character under the null byte after the write. + HEAP8[buf + len] = endChar; + return len; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_recvfrom(fd, buf, len, flags, addr, addrlen) { + try { + var sock = getSocketFromFD(fd); + var msg = sock.sock_ops.recvmsg( + sock, + len, + typeof flags !== 'undefined' ? flags : 0 + ); + if (!msg) return 0; + // socket is closed + if (addr) { + var errno = writeSockaddr( + addr, + sock.family, + DNS.lookup_name(msg.addr), + msg.port, + addrlen + ); + } + HEAPU8.set(msg.buffer, buf); + return msg.buffer.byteLength; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_renameat(olddirfd, oldpath, newdirfd, newpath) { + try { + oldpath = SYSCALLS.getStr(oldpath); + newpath = SYSCALLS.getStr(newpath); + oldpath = SYSCALLS.calculateAt(olddirfd, oldpath); + newpath = SYSCALLS.calculateAt(newdirfd, newpath); + FS.rename(oldpath, newpath); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_rmdir(path) { + try { + path = SYSCALLS.getStr(path); + FS.rmdir(path); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_sendto(fd, message, length, flags, addr, addr_len) { + try { + var sock = getSocketFromFD(fd); + if (!addr) { + // send, no address provided + return FS.write(sock.stream, HEAP8, message, length); + } + var dest = getSocketAddress(addr, addr_len); + // sendto an address + return sock.sock_ops.sendmsg( + sock, + HEAP8, + message, + length, + dest.addr, + dest.port + ); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_socket(domain, type, protocol) { + try { + var sock = SOCKFS.createSocket(domain, type, protocol); + return sock.stream.fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_stat64(path, buf) { + try { + path = SYSCALLS.getStr(path); + return SYSCALLS.doStat(FS.stat, path, buf); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_statfs64(path, size, buf) { + try { + var stats = FS.statfs(SYSCALLS.getStr(path)); + HEAP32[(buf + 4) >> 2] = stats.bsize; + HEAP32[(buf + 40) >> 2] = stats.bsize; + HEAP32[(buf + 8) >> 2] = stats.blocks; + HEAP32[(buf + 12) >> 2] = stats.bfree; + HEAP32[(buf + 16) >> 2] = stats.bavail; + HEAP32[(buf + 20) >> 2] = stats.files; + HEAP32[(buf + 24) >> 2] = stats.ffree; + HEAP32[(buf + 28) >> 2] = stats.fsid; + HEAP32[(buf + 44) >> 2] = stats.flags; + // ST_NOSUID + HEAP32[(buf + 36) >> 2] = stats.namelen; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_symlinkat(target, dirfd, linkpath) { + try { + target = SYSCALLS.getStr(target); + linkpath = SYSCALLS.getStr(linkpath); + linkpath = SYSCALLS.calculateAt(dirfd, linkpath); + FS.symlink(target, linkpath); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_unlinkat(dirfd, path, flags) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + if (flags === 0) { + FS.unlink(path); + } else if (flags === 512) { + FS.rmdir(path); + } else { + abort('Invalid flags passed to unlinkat'); + } + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var readI53FromI64 = (ptr) => + HEAPU32[ptr >> 2] + HEAP32[(ptr + 4) >> 2] * 4294967296; + + function ___syscall_utimensat(dirfd, path, times, flags) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path, true); + var now = Date.now(), + atime, + mtime; + if (!times) { + atime = now; + mtime = now; + } else { + var seconds = readI53FromI64(times); + var nanoseconds = HEAP32[(times + 8) >> 2]; + if (nanoseconds == 1073741823) { + atime = now; + } else if (nanoseconds == 1073741822) { + atime = null; + } else { + atime = seconds * 1e3 + nanoseconds / (1e3 * 1e3); + } + times += 16; + seconds = readI53FromI64(times); + nanoseconds = HEAP32[(times + 8) >> 2]; + if (nanoseconds == 1073741823) { + mtime = now; + } else if (nanoseconds == 1073741822) { + mtime = null; + } else { + mtime = seconds * 1e3 + nanoseconds / (1e3 * 1e3); + } + } + // null here means UTIME_OMIT was passed. If both were set to UTIME_OMIT then + // we can skip the call completely. + if ((mtime ?? atime) !== null) { + FS.utime(path, atime, mtime); + } + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var __abort_js = () => abort(''); + + var __emscripten_lookup_name = (name) => { + // uint32_t _emscripten_lookup_name(const char *name); + var nameString = UTF8ToString(name); + return inetPton4(DNS.lookup_name(nameString)); + }; + + var __emscripten_memcpy_js = (dest, src, num) => + HEAPU8.copyWithin(dest, src, src + num); + + var runtimeKeepaliveCounter = 0; + + var __emscripten_runtime_keepalive_clear = () => { + noExitRuntime = false; + runtimeKeepaliveCounter = 0; + }; + + function __gmtime_js(time_low, time_high, tmPtr) { + var time = convertI32PairToI53Checked(time_low, time_high); + var date = new Date(time * 1e3); + HEAP32[tmPtr >> 2] = date.getUTCSeconds(); + HEAP32[(tmPtr + 4) >> 2] = date.getUTCMinutes(); + HEAP32[(tmPtr + 8) >> 2] = date.getUTCHours(); + HEAP32[(tmPtr + 12) >> 2] = date.getUTCDate(); + HEAP32[(tmPtr + 16) >> 2] = date.getUTCMonth(); + HEAP32[(tmPtr + 20) >> 2] = date.getUTCFullYear() - 1900; + HEAP32[(tmPtr + 24) >> 2] = date.getUTCDay(); + var start = Date.UTC(date.getUTCFullYear(), 0, 1, 0, 0, 0, 0); + var yday = ((date.getTime() - start) / (1e3 * 60 * 60 * 24)) | 0; + HEAP32[(tmPtr + 28) >> 2] = yday; + } + + var isLeapYear = (year) => + year % 4 === 0 && (year % 100 !== 0 || year % 400 === 0); + + var MONTH_DAYS_LEAP_CUMULATIVE = [ + 0, 31, 60, 91, 121, 152, 182, 213, 244, 274, 305, 335, + ]; + + var MONTH_DAYS_REGULAR_CUMULATIVE = [ + 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334, + ]; + + var ydayFromDate = (date) => { + var leap = isLeapYear(date.getFullYear()); + var monthDaysCumulative = leap + ? MONTH_DAYS_LEAP_CUMULATIVE + : MONTH_DAYS_REGULAR_CUMULATIVE; + var yday = monthDaysCumulative[date.getMonth()] + date.getDate() - 1; + // -1 since it's days since Jan 1 + return yday; + }; + + function __localtime_js(time_low, time_high, tmPtr) { + var time = convertI32PairToI53Checked(time_low, time_high); + var date = new Date(time * 1e3); + HEAP32[tmPtr >> 2] = date.getSeconds(); + HEAP32[(tmPtr + 4) >> 2] = date.getMinutes(); + HEAP32[(tmPtr + 8) >> 2] = date.getHours(); + HEAP32[(tmPtr + 12) >> 2] = date.getDate(); + HEAP32[(tmPtr + 16) >> 2] = date.getMonth(); + HEAP32[(tmPtr + 20) >> 2] = date.getFullYear() - 1900; + HEAP32[(tmPtr + 24) >> 2] = date.getDay(); + var yday = ydayFromDate(date) | 0; + HEAP32[(tmPtr + 28) >> 2] = yday; + HEAP32[(tmPtr + 36) >> 2] = -(date.getTimezoneOffset() * 60); + // Attention: DST is in December in South, and some regions don't have DST at all. + var start = new Date(date.getFullYear(), 0, 1); + var summerOffset = new Date( + date.getFullYear(), + 6, + 1 + ).getTimezoneOffset(); + var winterOffset = start.getTimezoneOffset(); + var dst = + (summerOffset != winterOffset && + date.getTimezoneOffset() == + Math.min(winterOffset, summerOffset)) | 0; + HEAP32[(tmPtr + 32) >> 2] = dst; + } + + /** @suppress {duplicate } */ var setTempRet0 = (val) => + __emscripten_tempret_set(val); + + var __mktime_js = function (tmPtr) { + var ret = (() => { + var date = new Date( + HEAP32[(tmPtr + 20) >> 2] + 1900, + HEAP32[(tmPtr + 16) >> 2], + HEAP32[(tmPtr + 12) >> 2], + HEAP32[(tmPtr + 8) >> 2], + HEAP32[(tmPtr + 4) >> 2], + HEAP32[tmPtr >> 2], + 0 + ); + // There's an ambiguous hour when the time goes back; the tm_isdst field is + // used to disambiguate it. Date() basically guesses, so we fix it up if it + // guessed wrong, or fill in tm_isdst with the guess if it's -1. + var dst = HEAP32[(tmPtr + 32) >> 2]; + var guessedOffset = date.getTimezoneOffset(); + var start = new Date(date.getFullYear(), 0, 1); + var summerOffset = new Date( + date.getFullYear(), + 6, + 1 + ).getTimezoneOffset(); + var winterOffset = start.getTimezoneOffset(); + var dstOffset = Math.min(winterOffset, summerOffset); + // DST is in December in South + if (dst < 0) { + // Attention: some regions don't have DST at all. + HEAP32[(tmPtr + 32) >> 2] = Number( + summerOffset != winterOffset && dstOffset == guessedOffset + ); + } else if (dst > 0 != (dstOffset == guessedOffset)) { + var nonDstOffset = Math.max(winterOffset, summerOffset); + var trueOffset = dst > 0 ? dstOffset : nonDstOffset; + // Don't try setMinutes(date.getMinutes() + ...) -- it's messed up. + date.setTime( + date.getTime() + (trueOffset - guessedOffset) * 6e4 + ); + } + HEAP32[(tmPtr + 24) >> 2] = date.getDay(); + var yday = ydayFromDate(date) | 0; + HEAP32[(tmPtr + 28) >> 2] = yday; + // To match expected behavior, update fields from date + HEAP32[tmPtr >> 2] = date.getSeconds(); + HEAP32[(tmPtr + 4) >> 2] = date.getMinutes(); + HEAP32[(tmPtr + 8) >> 2] = date.getHours(); + HEAP32[(tmPtr + 12) >> 2] = date.getDate(); + HEAP32[(tmPtr + 16) >> 2] = date.getMonth(); + HEAP32[(tmPtr + 20) >> 2] = date.getYear(); + var timeMs = date.getTime(); + if (isNaN(timeMs)) { + return -1; + } + // Return time in microseconds + return timeMs / 1e3; + })(); + return ( + setTempRet0( + ((tempDouble = ret), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0) + ), + ret >>> 0 + ); + }; + + function __mmap_js( + len, + prot, + flags, + fd, + offset_low, + offset_high, + allocated, + addr + ) { + var offset = convertI32PairToI53Checked(offset_low, offset_high); + try { + if (isNaN(offset)) return 61; + var stream = SYSCALLS.getStreamFromFD(fd); + var res = FS.mmap(stream, len, offset, prot, flags); + var ptr = res.ptr; + HEAP32[allocated >> 2] = res.allocated; + HEAPU32[addr >> 2] = ptr; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function __munmap_js(addr, len, prot, flags, fd, offset_low, offset_high) { + var offset = convertI32PairToI53Checked(offset_low, offset_high); + try { + var stream = SYSCALLS.getStreamFromFD(fd); + if (prot & 2) { + SYSCALLS.doMsync(addr, stream, len, flags, offset); + } + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var timers = {}; + + var handleException = (e) => { + // Certain exception types we do not treat as errors since they are used for + // internal control flow. + // 1. ExitStatus, which is thrown by exit() + // 2. "unwind", which is thrown by emscripten_unwind_to_js_event_loop() and others + // that wish to return to JS event loop. + if (e instanceof ExitStatus || e == 'unwind') { + return EXITSTATUS; + } + quit_(1, e); + }; + + var keepRuntimeAlive = () => noExitRuntime || runtimeKeepaliveCounter > 0; + + var _proc_exit = (code) => { + EXITSTATUS = code; + if (!keepRuntimeAlive()) { + Module['onExit']?.(code); + ABORT = true; + } + quit_(code, new ExitStatus(code)); + }; + + /** @suppress {duplicate } */ /** @param {boolean|number=} implicit */ var exitJS = + (status, implicit) => { + EXITSTATUS = status; + if (!keepRuntimeAlive()) { + exitRuntime(); + } + _proc_exit(status); + }; + + var _exit = exitJS; + + Module['_exit'] = _exit; + + var maybeExit = () => { + if (runtimeExited) { + return; + } + if (!keepRuntimeAlive()) { + try { + _exit(EXITSTATUS); + } catch (e) { + handleException(e); + } + } + }; + + var callUserCallback = (func) => { + if (runtimeExited || ABORT) { + return; + } + try { + func(); + maybeExit(); + } catch (e) { + handleException(e); + } + }; + + var _emscripten_get_now = () => performance.now(); + + var __setitimer_js = (which, timeout_ms) => { + // First, clear any existing timer. + if (timers[which]) { + clearTimeout(timers[which].id); + delete timers[which]; + } + // A timeout of zero simply cancels the current timeout so we have nothing + // more to do. + if (!timeout_ms) return 0; + var id = setTimeout(() => { + delete timers[which]; + callUserCallback(() => + __emscripten_timeout(which, _emscripten_get_now()) + ); + }, timeout_ms); + timers[which] = { + id, + timeout_ms, + }; + return 0; + }; + + var __tzset_js = (timezone, daylight, std_name, dst_name) => { + // TODO: Use (malleable) environment variables instead of system settings. + var currentYear = new Date().getFullYear(); + var winter = new Date(currentYear, 0, 1); + var summer = new Date(currentYear, 6, 1); + var winterOffset = winter.getTimezoneOffset(); + var summerOffset = summer.getTimezoneOffset(); + // Local standard timezone offset. Local standard time is not adjusted for + // daylight savings. This code uses the fact that getTimezoneOffset returns + // a greater value during Standard Time versus Daylight Saving Time (DST). + // Thus it determines the expected output during Standard Time, and it + // compares whether the output of the given date the same (Standard) or less + // (DST). + var stdTimezoneOffset = Math.max(winterOffset, summerOffset); + // timezone is specified as seconds west of UTC ("The external variable + // `timezone` shall be set to the difference, in seconds, between + // Coordinated Universal Time (UTC) and local standard time."), the same + // as returned by stdTimezoneOffset. + // See http://pubs.opengroup.org/onlinepubs/009695399/functions/tzset.html + HEAPU32[timezone >> 2] = stdTimezoneOffset * 60; + HEAP32[daylight >> 2] = Number(winterOffset != summerOffset); + var extractZone = (timezoneOffset) => { + // Why inverse sign? + // Read here https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Date/getTimezoneOffset + var sign = timezoneOffset >= 0 ? '-' : '+'; + var absOffset = Math.abs(timezoneOffset); + var hours = String(Math.floor(absOffset / 60)).padStart(2, '0'); + var minutes = String(absOffset % 60).padStart(2, '0'); + return `UTC${sign}${hours}${minutes}`; + }; + var winterName = extractZone(winterOffset); + var summerName = extractZone(summerOffset); + if (summerOffset < winterOffset) { + // Northern hemisphere + stringToUTF8(winterName, std_name, 17); + stringToUTF8(summerName, dst_name, 17); + } else { + stringToUTF8(winterName, dst_name, 17); + stringToUTF8(summerName, std_name, 17); + } + }; + + var _emscripten_date_now = () => Date.now(); + + var nowIsMonotonic = 1; + + var checkWasiClock = (clock_id) => clock_id >= 0 && clock_id <= 3; + + function _clock_time_get( + clk_id, + ignored_precision_low, + ignored_precision_high, + ptime + ) { + var ignored_precision = convertI32PairToI53Checked( + ignored_precision_low, + ignored_precision_high + ); + if (!checkWasiClock(clk_id)) { + return 28; + } + var now; + // all wasi clocks but realtime are monotonic + if (clk_id === 0) { + now = _emscripten_date_now(); + } else if (nowIsMonotonic) { + now = _emscripten_get_now(); + } else { + return 52; + } + // "now" is in ms, and wasi times are in ns. + var nsec = Math.round(now * 1e3 * 1e3); + (tempI64 = [ + nsec >>> 0, + ((tempDouble = nsec), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[ptime >> 2] = tempI64[0]), + (HEAP32[(ptime + 4) >> 2] = tempI64[1]); + return 0; + } + + var getHeapMax = () => + // Stay one Wasm page short of 4GB: while e.g. Chrome is able to allocate + // full 4GB Wasm memories, the size will wrap back to 0 bytes in Wasm side + // for any code that deals with heap sizes, which would require special + // casing all heap size related code to treat 0 specially. + 2147483648; + + var _emscripten_get_heap_max = () => getHeapMax(); + + var growMemory = (size) => { + var b = wasmMemory.buffer; + var pages = ((size - b.byteLength + 65535) / 65536) | 0; + try { + // round size grow request up to wasm page size (fixed 64KB per spec) + wasmMemory.grow(pages); + // .grow() takes a delta compared to the previous size + updateMemoryViews(); + return 1; + } /*success*/ catch (e) {} + }; + + // implicit 0 return to save code size (caller will cast "undefined" into 0 + // anyhow) + var _emscripten_resize_heap = (requestedSize) => { + var oldSize = HEAPU8.length; + // With CAN_ADDRESS_2GB or MEMORY64, pointers are already unsigned. + requestedSize >>>= 0; + // With multithreaded builds, races can happen (another thread might increase the size + // in between), so return a failure, and let the caller retry. + // Memory resize rules: + // 1. Always increase heap size to at least the requested size, rounded up + // to next page multiple. + // 2a. If MEMORY_GROWTH_LINEAR_STEP == -1, excessively resize the heap + // geometrically: increase the heap size according to + // MEMORY_GROWTH_GEOMETRIC_STEP factor (default +20%), At most + // overreserve by MEMORY_GROWTH_GEOMETRIC_CAP bytes (default 96MB). + // 2b. If MEMORY_GROWTH_LINEAR_STEP != -1, excessively resize the heap + // linearly: increase the heap size by at least + // MEMORY_GROWTH_LINEAR_STEP bytes. + // 3. Max size for the heap is capped at 2048MB-WASM_PAGE_SIZE, or by + // MAXIMUM_MEMORY, or by ASAN limit, depending on which is smallest + // 4. If we were unable to allocate as much memory, it may be due to + // over-eager decision to excessively reserve due to (3) above. + // Hence if an allocation fails, cut down on the amount of excess + // growth, in an attempt to succeed to perform a smaller allocation. + // A limit is set for how much we can grow. We should not exceed that + // (the wasm binary specifies it, so if we tried, we'd fail anyhow). + var maxHeapSize = getHeapMax(); + if (requestedSize > maxHeapSize) { + return false; + } + // Loop through potential heap size increases. If we attempt a too eager + // reservation that fails, cut down on the attempted size and reserve a + // smaller bump instead. (max 3 times, chosen somewhat arbitrarily) + for (var cutDown = 1; cutDown <= 4; cutDown *= 2) { + var overGrownHeapSize = oldSize * (1 + 0.2 / cutDown); + // ensure geometric growth + // but limit overreserving (default to capping at +96MB overgrowth at most) + overGrownHeapSize = Math.min( + overGrownHeapSize, + requestedSize + 100663296 + ); + var newSize = Math.min( + maxHeapSize, + alignMemory(Math.max(requestedSize, overGrownHeapSize), 65536) + ); + var replacement = growMemory(newSize); + if (replacement) { + return true; + } + } + return false; + }; + + var runtimeKeepalivePush = () => { + runtimeKeepaliveCounter += 1; + }; + + var runtimeKeepalivePop = () => { + runtimeKeepaliveCounter -= 1; + }; + + /** @param {number=} timeout */ var safeSetTimeout = (func, timeout) => { + runtimeKeepalivePush(); + return setTimeout(() => { + runtimeKeepalivePop(); + callUserCallback(func); + }, timeout); + }; + + var _emscripten_sleep = (ms) => + Asyncify.handleSleep((wakeUp) => safeSetTimeout(wakeUp, ms)); + + Module['_emscripten_sleep'] = _emscripten_sleep; + + _emscripten_sleep.isAsync = true; + + var ENV = PHPLoader.ENV || {}; + + var getExecutableName = () => thisProgram || './this.program'; + + var getEnvStrings = () => { + if (!getEnvStrings.strings) { + // Default values. + // Browser language detection #8751 + var lang = + ( + (typeof navigator == 'object' && + navigator.languages && + navigator.languages[0]) || + 'C' + ).replace('-', '_') + '.UTF-8'; + var env = { + USER: 'web_user', + LOGNAME: 'web_user', + PATH: '/', + PWD: '/', + HOME: '/home/web_user', + LANG: lang, + _: getExecutableName(), + }; + // Apply the user-provided values, if any. + for (var x in ENV) { + // x is a key in ENV; if ENV[x] is undefined, that means it was + // explicitly set to be so. We allow user code to do that to + // force variables with default values to remain unset. + if (ENV[x] === undefined) delete env[x]; + else env[x] = ENV[x]; + } + var strings = []; + for (var x in env) { + strings.push(`${x}=${env[x]}`); + } + getEnvStrings.strings = strings; + } + return getEnvStrings.strings; + }; + + var stringToAscii = (str, buffer) => { + for (var i = 0; i < str.length; ++i) { + HEAP8[buffer++] = str.charCodeAt(i); + } + // Null-terminate the string + HEAP8[buffer] = 0; + }; + + var _environ_get = (__environ, environ_buf) => { + var bufSize = 0; + getEnvStrings().forEach((string, i) => { + var ptr = environ_buf + bufSize; + HEAPU32[(__environ + i * 4) >> 2] = ptr; + stringToAscii(string, ptr); + bufSize += string.length + 1; + }); + return 0; + }; + + var _environ_sizes_get = (penviron_count, penviron_buf_size) => { + var strings = getEnvStrings(); + HEAPU32[penviron_count >> 2] = strings.length; + var bufSize = 0; + strings.forEach((string) => (bufSize += string.length + 1)); + HEAPU32[penviron_buf_size >> 2] = bufSize; + return 0; + }; + + function _fd_close(fd) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + FS.close(stream); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + function _fd_fdstat_get(fd, pbuf) { + try { + var rightsBase = 0; + var rightsInheriting = 0; + var flags = 0; + { + var stream = SYSCALLS.getStreamFromFD(fd); + // All character devices are terminals (other things a Linux system would + // assume is a character device, like the mouse, we have special APIs for). + var type = stream.tty + ? 2 + : FS.isDir(stream.mode) + ? 3 + : FS.isLink(stream.mode) + ? 7 + : 4; + } + HEAP8[pbuf] = type; + HEAP16[(pbuf + 2) >> 1] = flags; + (tempI64 = [ + rightsBase >>> 0, + ((tempDouble = rightsBase), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(pbuf + 8) >> 2] = tempI64[0]), + (HEAP32[(pbuf + 12) >> 2] = tempI64[1]); + (tempI64 = [ + rightsInheriting >>> 0, + ((tempDouble = rightsInheriting), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(pbuf + 16) >> 2] = tempI64[0]), + (HEAP32[(pbuf + 20) >> 2] = tempI64[1]); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + /** @param {number=} offset */ var doReadv = ( + stream, + iov, + iovcnt, + offset + ) => { + var ret = 0; + for (var i = 0; i < iovcnt; i++) { + var ptr = HEAPU32[iov >> 2]; + var len = HEAPU32[(iov + 4) >> 2]; + iov += 8; + var curr = FS.read(stream, HEAP8, ptr, len, offset); + if (curr < 0) return -1; + ret += curr; + if (curr < len) break; + // nothing more to read + if (typeof offset != 'undefined') { + offset += curr; + } + } + return ret; + }; + + function _fd_read(fd, iov, iovcnt, pnum) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + var num = doReadv(stream, iov, iovcnt); + HEAPU32[pnum >> 2] = num; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + function _fd_seek(fd, offset_low, offset_high, whence, newOffset) { + var offset = convertI32PairToI53Checked(offset_low, offset_high); + try { + if (isNaN(offset)) return 61; + var stream = SYSCALLS.getStreamFromFD(fd); + FS.llseek(stream, offset, whence); + (tempI64 = [ + stream.position >>> 0, + ((tempDouble = stream.position), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[newOffset >> 2] = tempI64[0]), + (HEAP32[(newOffset + 4) >> 2] = tempI64[1]); + if (stream.getdents && offset === 0 && whence === 0) + stream.getdents = null; + // reset readdir state + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + var _fd_sync = function (fd) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + return Asyncify.handleSleep((wakeUp) => { + var mount = stream.node.mount; + if (!mount.type.syncfs) { + // We write directly to the file system, so there's nothing to do here. + wakeUp(0); + return; + } + mount.type.syncfs(mount, false, (err) => { + if (err) { + wakeUp(29); + return; + } + wakeUp(0); + }); + }); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + }; + + _fd_sync.isAsync = true; + + /** @param {number=} offset */ var doWritev = ( + stream, + iov, + iovcnt, + offset + ) => { + var ret = 0; + for (var i = 0; i < iovcnt; i++) { + var ptr = HEAPU32[iov >> 2]; + var len = HEAPU32[(iov + 4) >> 2]; + iov += 8; + var curr = FS.write(stream, HEAP8, ptr, len, offset); + if (curr < 0) return -1; + ret += curr; + if (curr < len) { + // No more space to write. + break; + } + if (typeof offset != 'undefined') { + offset += curr; + } + } + return ret; + }; + + function _fd_write(fd, iov, iovcnt, pnum) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + var num = doWritev(stream, iov, iovcnt); + HEAPU32[pnum >> 2] = num; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + var _getaddrinfo = (node, service, hint, out) => { + var addr = 0; + var port = 0; + var flags = 0; + var family = 0; + var type = 0; + var proto = 0; + var ai; + function allocaddrinfo(family, type, proto, canon, addr, port) { + var sa, salen, ai; + var errno; + salen = family === 10 ? 28 : 16; + addr = family === 10 ? inetNtop6(addr) : inetNtop4(addr); + sa = _malloc(salen); + errno = writeSockaddr(sa, family, addr, port); + assert(!errno); + ai = _malloc(32); + HEAP32[(ai + 4) >> 2] = family; + HEAP32[(ai + 8) >> 2] = type; + HEAP32[(ai + 12) >> 2] = proto; + HEAPU32[(ai + 24) >> 2] = canon; + HEAPU32[(ai + 20) >> 2] = sa; + if (family === 10) { + HEAP32[(ai + 16) >> 2] = 28; + } else { + HEAP32[(ai + 16) >> 2] = 16; + } + HEAP32[(ai + 28) >> 2] = 0; + return ai; + } + if (hint) { + flags = HEAP32[hint >> 2]; + family = HEAP32[(hint + 4) >> 2]; + type = HEAP32[(hint + 8) >> 2]; + proto = HEAP32[(hint + 12) >> 2]; + } + if (type && !proto) { + proto = type === 2 ? 17 : 6; + } + if (!type && proto) { + type = proto === 17 ? 2 : 1; + } + // If type or proto are set to zero in hints we should really be returning multiple addrinfo values, but for + // now default to a TCP STREAM socket so we can at least return a sensible addrinfo given NULL hints. + if (proto === 0) { + proto = 6; + } + if (type === 0) { + type = 1; + } + if (!node && !service) { + return -2; + } + if (flags & ~(1 | 2 | 4 | 1024 | 8 | 16 | 32)) { + return -1; + } + if (hint !== 0 && HEAP32[hint >> 2] & 2 && !node) { + return -1; + } + if (flags & 32) { + // TODO + return -2; + } + if (type !== 0 && type !== 1 && type !== 2) { + return -7; + } + if (family !== 0 && family !== 2 && family !== 10) { + return -6; + } + if (service) { + service = UTF8ToString(service); + port = parseInt(service, 10); + if (isNaN(port)) { + if (flags & 1024) { + return -2; + } + // TODO support resolving well-known service names from: + // http://www.iana.org/assignments/service-names-port-numbers/service-names-port-numbers.txt + return -8; + } + } + if (!node) { + if (family === 0) { + family = 2; + } + if ((flags & 1) === 0) { + if (family === 2) { + addr = _htonl(2130706433); + } else { + addr = [0, 0, 0, _htonl(1)]; + } + } + ai = allocaddrinfo(family, type, proto, null, addr, port); + HEAPU32[out >> 2] = ai; + return 0; + } + // try as a numeric address + node = UTF8ToString(node); + addr = inetPton4(node); + if (addr !== null) { + // incoming node is a valid ipv4 address + if (family === 0 || family === 2) { + family = 2; + } else if (family === 10 && flags & 8) { + addr = [0, 0, _htonl(65535), addr]; + family = 10; + } else { + return -2; + } + } else { + addr = inetPton6(node); + if (addr !== null) { + // incoming node is a valid ipv6 address + if (family === 0 || family === 10) { + family = 10; + } else { + return -2; + } + } + } + if (addr != null) { + ai = allocaddrinfo(family, type, proto, node, addr, port); + HEAPU32[out >> 2] = ai; + return 0; + } + if (flags & 4) { + return -2; + } + // try as a hostname + // resolve the hostname to a temporary fake address + node = DNS.lookup_name(node); + addr = inetPton4(node); + if (family === 0) { + family = 2; + } else if (family === 10) { + addr = [0, 0, _htonl(65535), addr]; + } + ai = allocaddrinfo(family, type, proto, null, addr, port); + HEAPU32[out >> 2] = ai; + return 0; + }; + + var _getnameinfo = (sa, salen, node, nodelen, serv, servlen, flags) => { + var info = readSockaddr(sa, salen); + if (info.errno) { + return -6; + } + var port = info.port; + var addr = info.addr; + var overflowed = false; + if (node && nodelen) { + var lookup; + if (flags & 1 || !(lookup = DNS.lookup_addr(addr))) { + if (flags & 8) { + return -2; + } + } else { + addr = lookup; + } + var numBytesWrittenExclNull = stringToUTF8(addr, node, nodelen); + if (numBytesWrittenExclNull + 1 >= nodelen) { + overflowed = true; + } + } + if (serv && servlen) { + port = '' + port; + var numBytesWrittenExclNull = stringToUTF8(port, serv, servlen); + if (numBytesWrittenExclNull + 1 >= servlen) { + overflowed = true; + } + } + if (overflowed) { + // Note: even when we overflow, getnameinfo() is specced to write out the truncated results. + return -12; + } + return 0; + }; + + var Protocols = { + list: [], + map: {}, + }; + + var _setprotoent = (stayopen) => { + // void setprotoent(int stayopen); + // Allocate and populate a protoent structure given a name, protocol number and array of aliases + function allocprotoent(name, proto, aliases) { + // write name into buffer + var nameBuf = _malloc(name.length + 1); + stringToAscii(name, nameBuf); + // write aliases into buffer + var j = 0; + var length = aliases.length; + var aliasListBuf = _malloc((length + 1) * 4); + // Use length + 1 so we have space for the terminating NULL ptr. + for (var i = 0; i < length; i++, j += 4) { + var alias = aliases[i]; + var aliasBuf = _malloc(alias.length + 1); + stringToAscii(alias, aliasBuf); + HEAPU32[(aliasListBuf + j) >> 2] = aliasBuf; + } + HEAPU32[(aliasListBuf + j) >> 2] = 0; + // Terminating NULL pointer. + // generate protoent + var pe = _malloc(12); + HEAPU32[pe >> 2] = nameBuf; + HEAPU32[(pe + 4) >> 2] = aliasListBuf; + HEAP32[(pe + 8) >> 2] = proto; + return pe; + } + // Populate the protocol 'database'. The entries are limited to tcp and udp, though it is fairly trivial + // to add extra entries from /etc/protocols if desired - though not sure if that'd actually be useful. + var list = Protocols.list; + var map = Protocols.map; + if (list.length === 0) { + var entry = allocprotoent('tcp', 6, ['TCP']); + list.push(entry); + map['tcp'] = map['6'] = entry; + entry = allocprotoent('udp', 17, ['UDP']); + list.push(entry); + map['udp'] = map['17'] = entry; + } + _setprotoent.index = 0; + }; + + var _getprotobyname = (name) => { + // struct protoent *getprotobyname(const char *); + name = UTF8ToString(name); + _setprotoent(true); + var result = Protocols.map[name]; + return result; + }; + + var _getprotobynumber = (number) => { + // struct protoent *getprotobynumber(int proto); + _setprotoent(true); + var result = Protocols.map[number]; + return result; + }; + + var stackAlloc = (sz) => __emscripten_stack_alloc(sz); + + /** @suppress {duplicate } */ var stringToUTF8OnStack = (str) => { + var size = lengthBytesUTF8(str) + 1; + var ret = stackAlloc(size); + stringToUTF8(str, ret, size); + return ret; + }; + + var allocateUTF8OnStack = stringToUTF8OnStack; + + var PHPWASM = { + init: function () { + // The /internal directory is required by the C module. It's where the + // stdout, stderr, and headers information are written for the JavaScript + // code to read later on. + FS.mkdir('/internal'); + // The files from the shared directory are shared between all the + // PHP processes managed by PHPProcessManager. + FS.mkdir('/internal/shared'); + // The files from the preload directory are preloaded using the + // auto_prepend_file php.ini directive. + FS.mkdir('/internal/shared/preload'); + PHPWASM.EventEmitter = ENVIRONMENT_IS_NODE + ? require('events').EventEmitter + : class EventEmitter { + constructor() { + this.listeners = {}; + } + emit(eventName, data) { + if (this.listeners[eventName]) { + this.listeners[eventName].forEach( + (callback) => { + callback(data); + } + ); + } + } + once(eventName, callback) { + const self = this; + function removedCallback() { + callback(...arguments); + self.removeListener(eventName, removedCallback); + } + this.on(eventName, removedCallback); + } + removeAllListeners(eventName) { + if (eventName) { + delete this.listeners[eventName]; + } else { + this.listeners = {}; + } + } + removeListener(eventName, callback) { + if (this.listeners[eventName]) { + const idx = + this.listeners[eventName].indexOf(callback); + if (idx !== -1) { + this.listeners[eventName].splice(idx, 1); + } + } + } + }; + PHPWASM.child_proc_by_fd = {}; + PHPWASM.child_proc_by_pid = {}; + PHPWASM.input_devices = {}; + }, + getAllWebSockets: function (sock) { + const webSockets = new Set(); + if (sock.server) { + sock.server.clients.forEach((ws) => { + webSockets.add(ws); + }); + } + for (const peer of PHPWASM.getAllPeers(sock)) { + webSockets.add(peer.socket); + } + return Array.from(webSockets); + }, + getAllPeers: function (sock) { + const peers = new Set(); + if (sock.server) { + sock.pending + .filter((pending) => pending.peers) + .forEach((pending) => { + for (const peer of Object.values(pending.peers)) { + peers.add(peer); + } + }); + } + if (sock.peers) { + for (const peer of Object.values(sock.peers)) { + peers.add(peer); + } + } + return Array.from(peers); + }, + awaitData: function (ws) { + return PHPWASM.awaitEvent(ws, 'message'); + }, + awaitConnection: function (ws) { + if (ws.OPEN === ws.readyState) { + return [Promise.resolve(), PHPWASM.noop]; + } + return PHPWASM.awaitEvent(ws, 'open'); + }, + awaitClose: function (ws) { + if ([ws.CLOSING, ws.CLOSED].includes(ws.readyState)) { + return [Promise.resolve(), PHPWASM.noop]; + } + return PHPWASM.awaitEvent(ws, 'close'); + }, + awaitError: function (ws) { + if ([ws.CLOSING, ws.CLOSED].includes(ws.readyState)) { + return [Promise.resolve(), PHPWASM.noop]; + } + return PHPWASM.awaitEvent(ws, 'error'); + }, + awaitEvent: function (ws, event) { + let resolve; + const listener = () => { + resolve(); + }; + const promise = new Promise(function (_resolve) { + resolve = _resolve; + ws.once(event, listener); + }); + const cancel = () => { + ws.removeListener(event, listener); + // Rejecting the promises bubbles up and kills the entire + // node process. Let's resolve them on the next tick instead + // to give the caller some space to unbind any handlers. + setTimeout(resolve); + }; + return [promise, cancel]; + }, + noop: function () {}, + spawnProcess: function (command, args, options) { + if (Module['spawnProcess']) { + const spawnedPromise = Module['spawnProcess']( + command, + args, + options + ); + return Promise.resolve(spawnedPromise).then(function (spawned) { + if (!spawned || !spawned.on) { + throw new Error( + 'spawnProcess() must return an EventEmitter but returned a different type.' + ); + } + return spawned; + }); + } + if (ENVIRONMENT_IS_NODE) { + return require('child_process').spawn(command, args, { + ...options, + shell: true, + stdio: ['pipe', 'pipe', 'pipe'], + timeout: 100, + }); + } + const e = new Error( + 'popen(), proc_open() etc. are unsupported in the browser. Call php.setSpawnHandler() ' + + 'and provide a callback to handle spawning processes, or disable a popen(), proc_open() ' + + 'and similar functions via php.ini.' + ); + e.code = 'SPAWN_UNSUPPORTED'; + throw e; + }, + shutdownSocket: function (socketd, how) { + // This implementation only supports websockets at the moment + const sock = getSocketFromFD(socketd); + const peer = Object.values(sock.peers)[0]; + if (!peer) { + return -1; + } + try { + peer.socket.close(); + SOCKFS.websocket_sock_ops.removePeer(sock, peer); + return 0; + } catch (e) { + console.log('Socket shutdown error', e); + return -1; + } + }, + }; + + function _js_create_input_device(deviceId) { + let dataBuffer = []; + let dataCallback; + const filename = 'proc_id_' + deviceId; + const device = FS.createDevice( + '/dev', + filename, + function () {}, + function (byte) { + try { + dataBuffer.push(byte); + if (dataCallback) { + dataCallback(new Uint8Array(dataBuffer)); + dataBuffer = []; + } + } catch (e) { + console.error(e); + throw e; + } + } + ); + const devicePath = '/dev/' + filename; + PHPWASM.input_devices[deviceId] = { + devicePath, + onData: function (cb) { + dataCallback = cb; + dataBuffer.forEach(function (data) { + cb(data); + }); + dataBuffer.length = 0; + }, + }; + return allocateUTF8OnStack(devicePath); + } + + function _js_open_process( + command, + argsPtr, + argsLength, + descriptorsPtr, + descriptorsLength, + cwdPtr, + cwdLength, + envPtr, + envLength + ) { + if (!command) { + return 1; + } + const cmdstr = UTF8ToString(command); + if (!cmdstr.length) { + return 0; + } + let argsArray = []; + if (argsLength) { + for (var i = 0; i < argsLength; i++) { + const charPointer = argsPtr + i * 4; + argsArray.push(UTF8ToString(HEAPU32[charPointer >> 2])); + } + } + const cwdstr = cwdPtr ? UTF8ToString(cwdPtr) : null; + let envObject = null; + if (envLength) { + envObject = {}; + for (var i = 0; i < envLength; i++) { + const envPointer = envPtr + i * 4; + const envEntry = UTF8ToString(HEAPU32[envPointer >> 2]); + const splitAt = envEntry.indexOf('='); + if (splitAt === -1) { + continue; + } + const key = envEntry.substring(0, splitAt); + const value = envEntry.substring(splitAt + 1); + envObject[key] = value; + } + } + var std = {}; + // Extracts an array of available descriptors that should be dispatched to streams. + // On the C side, the descriptors are expressed as `**int` so we must go read + // each of the `descriptorsLength` `*int` pointers and convert the associated data into + // a JavaScript object { descriptor : { child : fd, parent : fd } }. + for (var i = 0; i < descriptorsLength; i++) { + const descriptorPtr = HEAPU32[(descriptorsPtr + i * 4) >> 2]; + std[HEAPU32[descriptorPtr >> 2]] = { + child: HEAPU32[(descriptorPtr + 4) >> 2], + parent: HEAPU32[(descriptorPtr + 8) >> 2], + }; + } + return Asyncify.handleSleep(async (wakeUp) => { + let cp; + try { + const options = {}; + if (cwdstr !== null) { + options.cwd = cwdstr; + } + if (envObject !== null) { + options.env = envObject; + } + cp = PHPWASM.spawnProcess(cmdstr, argsArray, options); + if (cp instanceof Promise) { + cp = await cp; + } + } catch (e) { + if (e.code === 'SPAWN_UNSUPPORTED') { + wakeUp(1); + return; + } + console.error(e); + wakeUp(1); + throw e; + } + const ProcInfo = { + pid: cp.pid, + exited: false, + stdinFd: std[0]?.child, + stdinIsDevice: std[0]?.child in PHPWASM.input_devices, + stdoutChildFd: std[1]?.child, + stdoutParentFd: std[1]?.parent, + stderrChildFd: std[2]?.child, + stderrParentFd: std[2]?.parent, + stdout: new PHPWASM.EventEmitter(), + stderr: new PHPWASM.EventEmitter(), + }; + if (ProcInfo.stdoutChildFd) + PHPWASM.child_proc_by_fd[ProcInfo.stdoutChildFd] = ProcInfo; + if (ProcInfo.stderrChildFd) + PHPWASM.child_proc_by_fd[ProcInfo.stderrChildFd] = ProcInfo; + if (ProcInfo.stdoutParentFd) + PHPWASM.child_proc_by_fd[ProcInfo.stdoutParentFd] = ProcInfo; + if (ProcInfo.stderrParentFd) + PHPWASM.child_proc_by_fd[ProcInfo.stderrParentFd] = ProcInfo; + PHPWASM.child_proc_by_pid[ProcInfo.pid] = ProcInfo; + cp.on('exit', function (code) { + ProcInfo.exitCode = code; + ProcInfo.exited = true; + // Emit events for the wasm_poll_socket function. + ProcInfo.stdout.emit('data'); + ProcInfo.stderr.emit('data'); + }); + // Pass data from child process's stdout to PHP's end of the stdout pipe. + if (ProcInfo.stdoutChildFd) { + const stdoutStream = SYSCALLS.getStreamFromFD( + ProcInfo.stdoutChildFd + ); + let stdoutAt = 0; + cp.stdout.on('data', function (data) { + ProcInfo.stdout.emit('data', data); + stdoutStream.stream_ops.write( + stdoutStream, + data, + 0, + data.length, + stdoutAt + ); + stdoutAt += data.length; + }); + } + // Pass data from child process's stderr to PHP's end of the stdout pipe. + if (ProcInfo.stderrChildFd) { + const stderrStream = SYSCALLS.getStreamFromFD( + ProcInfo.stderrChildFd + ); + let stderrAt = 0; + cp.stderr.on('data', function (data) { + ProcInfo.stderr.emit('data', data); + stderrStream.stream_ops.write( + stderrStream, + data, + 0, + data.length, + stderrAt + ); + stderrAt += data.length; + }); + } + /** + * Wait until the child process has been spawned. + * Unfortunately there is no Node.js API to check whether + * the process has already been spawned. We can only listen + * to the 'spawn' event and if it has already been spawned, + * listen to the 'exit' event. + */ try { + await new Promise((resolve, reject) => { + cp.on('spawn', resolve); + cp.on('error', reject); + }); + } catch (e) { + console.error(e); + wakeUp(1); + return; + } + // Now we want to pass data from the STDIN source supplied by PHP + // to the child process. + // PHP will write STDIN data to a device. + if (ProcInfo.stdinIsDevice) { + // We use Emscripten devices as pipes. This is a bit of a hack + // but it works as we get a callback when the device is written to. + // Let's listen to anything it outputs and pass it to the child process. + PHPWASM.input_devices[ProcInfo.stdinFd].onData(function (data) { + if (!data) return; + if (typeof data === 'number') { + data = new Uint8Array([data]); + } + const dataStr = new TextDecoder('utf-8').decode(data); + cp.stdin.write(dataStr); + }); + wakeUp(ProcInfo.pid); + return; + } + if (ProcInfo.stdinFd) { + // PHP will write STDIN data to a file descriptor. + const stdinStream = SYSCALLS.getStreamFromFD(ProcInfo.stdinFd); + if (stdinStream.node) { + // Pipe the entire stdinStream to cp.stdin + const CHUNK_SIZE = 1024; + const buffer = new Uint8Array(CHUNK_SIZE); + let offset = 0; + while (true) { + const bytesRead = stdinStream.stream_ops.read( + stdinStream, + buffer, + 0, + CHUNK_SIZE, + offset + ); + if (bytesRead === null || bytesRead === 0) { + break; + } + try { + cp.stdin.write(buffer.subarray(0, bytesRead)); + } catch (e) { + console.error(e); + return 1; + } + if (bytesRead < CHUNK_SIZE) { + break; + } + offset += bytesRead; + } + wakeUp(ProcInfo.pid); + return; + } + } + wakeUp(ProcInfo.pid); + }); + } + + function _js_process_status(pid, exitCodePtr) { + if (!PHPWASM.child_proc_by_pid[pid]) { + return -1; + } + if (PHPWASM.child_proc_by_pid[pid].exited) { + HEAPU32[exitCodePtr >> 2] = PHPWASM.child_proc_by_pid[pid].exitCode; + return 1; + } + return 0; + } + + function _js_waitpid(pid, exitCodePtr) { + if (!PHPWASM.child_proc_by_pid[pid]) { + return -1; + } + return Asyncify.handleSleep((wakeUp) => { + const poll = function () { + if (PHPWASM.child_proc_by_pid[pid]?.exited) { + HEAPU32[exitCodePtr >> 2] = + PHPWASM.child_proc_by_pid[pid].exitCode; + wakeUp(pid); + } else { + setTimeout(poll, 50); + } + }; + poll(); + }); + } + + var arraySum = (array, index) => { + var sum = 0; + for (var i = 0; i <= index; sum += array[i++]) {} + // no-op + return sum; + }; + + var MONTH_DAYS_LEAP = [31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]; + + var MONTH_DAYS_REGULAR = [31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]; + + var addDays = (date, days) => { + var newDate = new Date(date.getTime()); + while (days > 0) { + var leap = isLeapYear(newDate.getFullYear()); + var currentMonth = newDate.getMonth(); + var daysInCurrentMonth = ( + leap ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR + )[currentMonth]; + if (days > daysInCurrentMonth - newDate.getDate()) { + // we spill over to next month + days -= daysInCurrentMonth - newDate.getDate() + 1; + newDate.setDate(1); + if (currentMonth < 11) { + newDate.setMonth(currentMonth + 1); + } else { + newDate.setMonth(0); + newDate.setFullYear(newDate.getFullYear() + 1); + } + } else { + // we stay in current month + newDate.setDate(newDate.getDate() + days); + return newDate; + } + } + return newDate; + }; + + var _strptime = (buf, format, tm) => { + // char *strptime(const char *restrict buf, const char *restrict format, struct tm *restrict tm); + // http://pubs.opengroup.org/onlinepubs/009695399/functions/strptime.html + var pattern = UTF8ToString(format); + // escape special characters + // TODO: not sure we really need to escape all of these in JS regexps + var SPECIAL_CHARS = '\\!@#$^&*()+=-[]/{}|:<>?,.'; + for (var i = 0, ii = SPECIAL_CHARS.length; i < ii; ++i) { + pattern = pattern.replace( + new RegExp('\\' + SPECIAL_CHARS[i], 'g'), + '\\' + SPECIAL_CHARS[i] + ); + } + // reduce number of matchers + var EQUIVALENT_MATCHERS = { + A: '%a', + B: '%b', + c: '%a %b %d %H:%M:%S %Y', + D: '%m\\/%d\\/%y', + e: '%d', + F: '%Y-%m-%d', + h: '%b', + R: '%H\\:%M', + r: '%I\\:%M\\:%S\\s%p', + T: '%H\\:%M\\:%S', + x: '%m\\/%d\\/(?:%y|%Y)', + X: '%H\\:%M\\:%S', + }; + // TODO: take care of locale + var DATE_PATTERNS = { + /* weekday name */ a: '(?:Sun(?:day)?)|(?:Mon(?:day)?)|(?:Tue(?:sday)?)|(?:Wed(?:nesday)?)|(?:Thu(?:rsday)?)|(?:Fri(?:day)?)|(?:Sat(?:urday)?)', + /* month name */ b: '(?:Jan(?:uary)?)|(?:Feb(?:ruary)?)|(?:Mar(?:ch)?)|(?:Apr(?:il)?)|May|(?:Jun(?:e)?)|(?:Jul(?:y)?)|(?:Aug(?:ust)?)|(?:Sep(?:tember)?)|(?:Oct(?:ober)?)|(?:Nov(?:ember)?)|(?:Dec(?:ember)?)', + /* century */ C: '\\d\\d', + /* day of month */ d: '0[1-9]|[1-9](?!\\d)|1\\d|2\\d|30|31', + /* hour (24hr) */ H: '\\d(?!\\d)|[0,1]\\d|20|21|22|23', + /* hour (12hr) */ I: '\\d(?!\\d)|0\\d|10|11|12', + /* day of year */ j: '00[1-9]|0?[1-9](?!\\d)|0?[1-9]\\d(?!\\d)|[1,2]\\d\\d|3[0-6]\\d', + /* month */ m: '0[1-9]|[1-9](?!\\d)|10|11|12', + /* minutes */ M: '0\\d|\\d(?!\\d)|[1-5]\\d', + /* whitespace */ n: ' ', + /* AM/PM */ p: 'AM|am|PM|pm|A\\.M\\.|a\\.m\\.|P\\.M\\.|p\\.m\\.', + /* seconds */ S: '0\\d|\\d(?!\\d)|[1-5]\\d|60', + /* week number */ U: '0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53', + /* week number */ W: '0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53', + /* weekday number */ w: '[0-6]', + /* 2-digit year */ y: '\\d\\d', + /* 4-digit year */ Y: '\\d\\d\\d\\d', + /* whitespace */ t: ' ', + /* time zone */ z: 'Z|(?:[\\+\\-]\\d\\d:?(?:\\d\\d)?)', + }; + var MONTH_NUMBERS = { + JAN: 0, + FEB: 1, + MAR: 2, + APR: 3, + MAY: 4, + JUN: 5, + JUL: 6, + AUG: 7, + SEP: 8, + OCT: 9, + NOV: 10, + DEC: 11, + }; + var DAY_NUMBERS_SUN_FIRST = { + SUN: 0, + MON: 1, + TUE: 2, + WED: 3, + THU: 4, + FRI: 5, + SAT: 6, + }; + var DAY_NUMBERS_MON_FIRST = { + MON: 0, + TUE: 1, + WED: 2, + THU: 3, + FRI: 4, + SAT: 5, + SUN: 6, + }; + var capture = []; + var pattern_out = pattern + .replace(/%(.)/g, (m, c) => EQUIVALENT_MATCHERS[c] || m) + .replace(/%(.)/g, (_, c) => { + let pat = DATE_PATTERNS[c]; + if (pat) { + capture.push(c); + return `(${pat})`; + } else { + return c; + } + }) + .replace( + // any number of space or tab characters match zero or more spaces + /\s+/g, + '\\s*' + ); + var matches = new RegExp('^' + pattern_out, 'i').exec( + UTF8ToString(buf) + ); + function initDate() { + function fixup(value, min, max) { + return typeof value != 'number' || isNaN(value) + ? min + : value >= min + ? value <= max + ? value + : max + : min; + } + return { + year: fixup(HEAP32[(tm + 20) >> 2] + 1900, 1970, 9999), + month: fixup(HEAP32[(tm + 16) >> 2], 0, 11), + day: fixup(HEAP32[(tm + 12) >> 2], 1, 31), + hour: fixup(HEAP32[(tm + 8) >> 2], 0, 23), + min: fixup(HEAP32[(tm + 4) >> 2], 0, 59), + sec: fixup(HEAP32[tm >> 2], 0, 59), + gmtoff: 0, + }; + } + if (matches) { + var date = initDate(); + var value; + var getMatch = (symbol) => { + var pos = capture.indexOf(symbol); + // check if symbol appears in regexp + if (pos >= 0) { + // return matched value or null (falsy!) for non-matches + return matches[pos + 1]; + } + return; + }; + // seconds + if ((value = getMatch('S'))) { + date.sec = jstoi_q(value); + } + // minutes + if ((value = getMatch('M'))) { + date.min = jstoi_q(value); + } + // hours + if ((value = getMatch('H'))) { + // 24h clock + date.hour = jstoi_q(value); + } else if ((value = getMatch('I'))) { + // AM/PM clock + var hour = jstoi_q(value); + if ((value = getMatch('p'))) { + hour += value.toUpperCase()[0] === 'P' ? 12 : 0; + } + date.hour = hour; + } + // year + if ((value = getMatch('Y'))) { + // parse from four-digit year + date.year = jstoi_q(value); + } else if ((value = getMatch('y'))) { + // parse from two-digit year... + var year = jstoi_q(value); + if ((value = getMatch('C'))) { + // ...and century + year += jstoi_q(value) * 100; + } else { + // ...and rule-of-thumb + year += year < 69 ? 2e3 : 1900; + } + date.year = year; + } + // month + if ((value = getMatch('m'))) { + // parse from month number + date.month = jstoi_q(value) - 1; + } else if ((value = getMatch('b'))) { + // parse from month name + date.month = + MONTH_NUMBERS[value.substring(0, 3).toUpperCase()] || 0; + } + // day + if ((value = getMatch('d'))) { + // get day of month directly + date.day = jstoi_q(value); + } else if ((value = getMatch('j'))) { + // get day of month from day of year ... + var day = jstoi_q(value); + var leapYear = isLeapYear(date.year); + for (var month = 0; month < 12; ++month) { + var daysUntilMonth = arraySum( + leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, + month - 1 + ); + if ( + day <= + daysUntilMonth + + (leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR)[ + month + ] + ) { + date.day = day - daysUntilMonth; + } + } + } else if ((value = getMatch('a'))) { + // get day of month from weekday ... + var weekDay = value.substring(0, 3).toUpperCase(); + if ((value = getMatch('U'))) { + // ... and week number (Sunday being first day of week) + // Week number of the year (Sunday as the first day of the week) as a decimal number [00,53]. + // All days in a new year preceding the first Sunday are considered to be in week 0. + var weekDayNumber = DAY_NUMBERS_SUN_FIRST[weekDay]; + var weekNumber = jstoi_q(value); + // January 1st + var janFirst = new Date(date.year, 0, 1); + var endDate; + if (janFirst.getDay() === 0) { + // Jan 1st is a Sunday, and, hence in the 1st CW + endDate = addDays( + janFirst, + weekDayNumber + 7 * (weekNumber - 1) + ); + } else { + // Jan 1st is not a Sunday, and, hence still in the 0th CW + endDate = addDays( + janFirst, + 7 - + janFirst.getDay() + + weekDayNumber + + 7 * (weekNumber - 1) + ); + } + date.day = endDate.getDate(); + date.month = endDate.getMonth(); + } else if ((value = getMatch('W'))) { + // ... and week number (Monday being first day of week) + // Week number of the year (Monday as the first day of the week) as a decimal number [00,53]. + // All days in a new year preceding the first Monday are considered to be in week 0. + var weekDayNumber = DAY_NUMBERS_MON_FIRST[weekDay]; + var weekNumber = jstoi_q(value); + // January 1st + var janFirst = new Date(date.year, 0, 1); + var endDate; + if (janFirst.getDay() === 1) { + // Jan 1st is a Monday, and, hence in the 1st CW + endDate = addDays( + janFirst, + weekDayNumber + 7 * (weekNumber - 1) + ); + } else { + // Jan 1st is not a Monday, and, hence still in the 0th CW + endDate = addDays( + janFirst, + 7 - + janFirst.getDay() + + 1 + + weekDayNumber + + 7 * (weekNumber - 1) + ); + } + date.day = endDate.getDate(); + date.month = endDate.getMonth(); + } + } + // time zone + if ((value = getMatch('z'))) { + // GMT offset as either 'Z' or +-HH:MM or +-HH or +-HHMM + if (value.toLowerCase() === 'z') { + date.gmtoff = 0; + } else { + var match = value.match(/^((?:\-|\+)\d\d):?(\d\d)?/); + date.gmtoff = match[1] * 3600; + if (match[2]) { + date.gmtoff += + date.gmtoff > 0 ? match[2] * 60 : -match[2] * 60; + } + } + } + /* tm_sec int seconds after the minute 0-61* tm_min int minutes after the hour 0-59 tm_hour int hours since midnight 0-23 @@ -6623,485 +8209,620 @@ var _strptime = (buf, format, tm) => { tm_yday int days since January 1 0-365 tm_isdst int Daylight Saving Time flag tm_gmtoff long offset from GMT (seconds) - */ var fullDate = new Date(date.year, date.month, date.day, date.hour, date.min, date.sec, 0); - HEAP32[((tm) >> 2)] = fullDate.getSeconds(); - HEAP32[(((tm) + (4)) >> 2)] = fullDate.getMinutes(); - HEAP32[(((tm) + (8)) >> 2)] = fullDate.getHours(); - HEAP32[(((tm) + (12)) >> 2)] = fullDate.getDate(); - HEAP32[(((tm) + (16)) >> 2)] = fullDate.getMonth(); - HEAP32[(((tm) + (20)) >> 2)] = fullDate.getFullYear() - 1900; - HEAP32[(((tm) + (24)) >> 2)] = fullDate.getDay(); - HEAP32[(((tm) + (28)) >> 2)] = arraySum(isLeapYear(fullDate.getFullYear()) ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, fullDate.getMonth() - 1) + fullDate.getDate() - 1; - HEAP32[(((tm) + (32)) >> 2)] = 0; - HEAP32[(((tm) + (36)) >> 2)] = date.gmtoff; - return buf + intArrayFromString(matches[0]).length - 1; - } - return 0; -}; - -function _wasm_close(socketd) { - return PHPWASM.shutdownSocket(socketd, 2); -} - -function _wasm_setsockopt(socketd, level, optionName, optionValuePtr, optionLen) { - const optionValue = HEAPU8[optionValuePtr]; - const SOL_SOCKET = 1; - const SO_KEEPALIVE = 9; - const IPPROTO_TCP = 6; - const TCP_NODELAY = 1; - const isSupported = (level === SOL_SOCKET && optionName === SO_KEEPALIVE) || (level === IPPROTO_TCP && optionName === TCP_NODELAY); - if (!isSupported) { - console.warn(`Unsupported socket option: ${level}, ${optionName}, ${optionValue}`); - return -1; - } - const ws = PHPWASM.getAllWebSockets(socketd)[0]; - if (!ws) { - return -1; - } - ws.setSocketOpt(level, optionName, optionValuePtr); - return 0; -} + */ var fullDate = new Date( + date.year, + date.month, + date.day, + date.hour, + date.min, + date.sec, + 0 + ); + HEAP32[tm >> 2] = fullDate.getSeconds(); + HEAP32[(tm + 4) >> 2] = fullDate.getMinutes(); + HEAP32[(tm + 8) >> 2] = fullDate.getHours(); + HEAP32[(tm + 12) >> 2] = fullDate.getDate(); + HEAP32[(tm + 16) >> 2] = fullDate.getMonth(); + HEAP32[(tm + 20) >> 2] = fullDate.getFullYear() - 1900; + HEAP32[(tm + 24) >> 2] = fullDate.getDay(); + HEAP32[(tm + 28) >> 2] = + arraySum( + isLeapYear(fullDate.getFullYear()) + ? MONTH_DAYS_LEAP + : MONTH_DAYS_REGULAR, + fullDate.getMonth() - 1 + ) + + fullDate.getDate() - + 1; + HEAP32[(tm + 32) >> 2] = 0; + HEAP32[(tm + 36) >> 2] = date.gmtoff; + // we need to convert the matched sequence into an integer array to take care of UTF-8 characters > 0x7F + // TODO: not sure that intArrayFromString handles all unicode characters correctly + return buf + intArrayFromString(matches[0]).length - 1; + } + return 0; + }; + + function _wasm_close(socketd) { + return PHPWASM.shutdownSocket(socketd, 2); + } + + function _wasm_setsockopt( + socketd, + level, + optionName, + optionValuePtr, + optionLen + ) { + const optionValue = HEAPU8[optionValuePtr]; + const SOL_SOCKET = 1; + const SO_KEEPALIVE = 9; + const IPPROTO_TCP = 6; + const TCP_NODELAY = 1; + const isSupported = + (level === SOL_SOCKET && optionName === SO_KEEPALIVE) || + (level === IPPROTO_TCP && optionName === TCP_NODELAY); + if (!isSupported) { + console.warn( + `Unsupported socket option: ${level}, ${optionName}, ${optionValue}` + ); + return -1; + } + const ws = PHPWASM.getAllWebSockets(socketd)[0]; + if (!ws) { + return -1; + } + ws.setSocketOpt(level, optionName, optionValuePtr); + return 0; + } + + var Asyncify = { + instrumentWasmImports(imports) { + var importPattern = + /^(js_open_process|js_waitpid|js_process_status|js_create_input_device|wasm_setsockopt|wasm_shutdown|wasm_close|invoke_.*|__asyncjs__.*)$/; + for (let [x, original] of Object.entries(imports)) { + if (typeof original == 'function') { + let isAsyncifyImport = + original.isAsync || importPattern.test(x); + // Wrap async imports with a suspending WebAssembly function. + if (isAsyncifyImport) { + imports[x] = original = new WebAssembly.Suspending( + original + ); + } + } + } + }, + instrumentWasmExports(exports) { + var exportPattern = + /^(wasm_sleep|wasm_read|emscripten_sleep|wasm_sapi_handle_request|wasm_sapi_request_shutdown|wasm_poll_socket|wrap_select|__wrap_select|select|php_pollfd_for|fflush|wasm_popen|wasm_read|wasm_php_exec|run_cli|main|__main_argc_argv)$/; + Asyncify.asyncExports = new Set(); + var ret = {}; + for (let [x, original] of Object.entries(exports)) { + if (typeof original == 'function') { + // Wrap all exports with a promising WebAssembly function. + let isAsyncifyExport = exportPattern.test(x); + if (isAsyncifyExport) { + Asyncify.asyncExports.add(original); + original = Asyncify.makeAsyncFunction(original); + } + ret[x] = (...args) => original(...args); + } else { + ret[x] = original; + } + } + return ret; + }, + asyncExports: null, + isAsyncExport(func) { + return Asyncify.asyncExports?.has(func); + }, + handleAsync: async (startAsync) => { + runtimeKeepalivePush(); + try { + return await startAsync(); + } finally { + runtimeKeepalivePop(); + } + }, + handleSleep(startAsync) { + return Asyncify.handleAsync(() => new Promise(startAsync)); + }, + makeAsyncFunction(original) { + return WebAssembly.promising(original); + }, + }; + + var getCFunc = (ident) => { + var func = Module['_' + ident]; + // closure exported function + return func; + }; + + var writeArrayToMemory = (array, buffer) => { + HEAP8.set(array, buffer); + }; + + var stackSave = () => _emscripten_stack_get_current(); + + var stackRestore = (val) => __emscripten_stack_restore(val); + + /** + * @param {string|null=} returnType + * @param {Array=} argTypes + * @param {Arguments|Array=} args + * @param {Object=} opts + */ var ccall = (ident, returnType, argTypes, args, opts) => { + // For fast lookup of conversion functions + var toC = { + string: (str) => { + var ret = 0; + if (str !== null && str !== undefined && str !== 0) { + // null string + ret = stringToUTF8OnStack(str); + } + return ret; + }, + array: (arr) => { + var ret = stackAlloc(arr.length); + writeArrayToMemory(arr, ret); + return ret; + }, + }; + function convertReturnValue(ret) { + if (returnType === 'string') { + return UTF8ToString(ret); + } + if (returnType === 'boolean') return Boolean(ret); + return ret; + } + var func = getCFunc(ident); + var cArgs = []; + var stack = 0; + if (args) { + for (var i = 0; i < args.length; i++) { + var converter = toC[argTypes[i]]; + if (converter) { + if (stack === 0) stack = stackSave(); + cArgs[i] = converter(args[i]); + } else { + cArgs[i] = args[i]; + } + } + } + var ret = func(...cArgs); + function onDone(ret) { + if (stack !== 0) stackRestore(stack); + return convertReturnValue(ret); + } + var asyncMode = opts?.async; + if (asyncMode) return ret.then(onDone); + ret = onDone(ret); + return ret; + }; + + var FS_createPath = FS.createPath; + + var FS_unlink = (path) => FS.unlink(path); + + var FS_createLazyFile = FS.createLazyFile; + + var FS_createDevice = FS.createDevice; + + FS.createPreloadedFile = FS_createPreloadedFile; + + FS.staticInit(); + + // Set module methods based on EXPORTED_RUNTIME_METHODS + Module['FS_createPath'] = FS.createPath; + + Module['FS_createDataFile'] = FS.createDataFile; + + Module['FS_createPreloadedFile'] = FS.createPreloadedFile; + + Module['FS_unlink'] = FS.unlink; + + Module['FS_createLazyFile'] = FS.createLazyFile; + + Module['FS_createDevice'] = FS.createDevice; + + // This error may happen quite a bit. To avoid overhead we reuse it (and + // suffer a lack of stack info). + MEMFS.doesNotExistError = new FS.ErrnoError(44); + + /** @suppress {checkTypes} */ MEMFS.doesNotExistError.stack = + ''; + + if (ENVIRONMENT_IS_NODE) { + NODEFS.staticInit(); + } + + PHPWASM.init(); + + var wasmImports = { + /** @export */ __assert_fail: ___assert_fail, + /** @export */ __asyncjs__js_fd_read, + /** @export */ __asyncjs__js_module_onMessage, + /** @export */ __asyncjs__js_popen_to_file, + /** @export */ __asyncjs__wasm_poll_socket, + /** @export */ __call_sighandler: ___call_sighandler, + /** @export */ __syscall_accept4: ___syscall_accept4, + /** @export */ __syscall_bind: ___syscall_bind, + /** @export */ __syscall_chdir: ___syscall_chdir, + /** @export */ __syscall_chmod: ___syscall_chmod, + /** @export */ __syscall_connect: ___syscall_connect, + /** @export */ __syscall_dup: ___syscall_dup, + /** @export */ __syscall_dup3: ___syscall_dup3, + /** @export */ __syscall_faccessat: ___syscall_faccessat, + /** @export */ __syscall_fchmod: ___syscall_fchmod, + /** @export */ __syscall_fchown32: ___syscall_fchown32, + /** @export */ __syscall_fchownat: ___syscall_fchownat, + /** @export */ __syscall_fcntl64: ___syscall_fcntl64, + /** @export */ __syscall_fstat64: ___syscall_fstat64, + /** @export */ __syscall_ftruncate64: ___syscall_ftruncate64, + /** @export */ __syscall_getcwd: ___syscall_getcwd, + /** @export */ __syscall_getdents64: ___syscall_getdents64, + /** @export */ __syscall_getpeername: ___syscall_getpeername, + /** @export */ __syscall_getsockname: ___syscall_getsockname, + /** @export */ __syscall_getsockopt: ___syscall_getsockopt, + /** @export */ __syscall_ioctl: ___syscall_ioctl, + /** @export */ __syscall_listen: ___syscall_listen, + /** @export */ __syscall_lstat64: ___syscall_lstat64, + /** @export */ __syscall_mkdirat: ___syscall_mkdirat, + /** @export */ __syscall_newfstatat: ___syscall_newfstatat, + /** @export */ __syscall_openat: ___syscall_openat, + /** @export */ __syscall_pipe: ___syscall_pipe, + /** @export */ __syscall_poll: ___syscall_poll, + /** @export */ __syscall_readlinkat: ___syscall_readlinkat, + /** @export */ __syscall_recvfrom: ___syscall_recvfrom, + /** @export */ __syscall_renameat: ___syscall_renameat, + /** @export */ __syscall_rmdir: ___syscall_rmdir, + /** @export */ __syscall_sendto: ___syscall_sendto, + /** @export */ __syscall_socket: ___syscall_socket, + /** @export */ __syscall_stat64: ___syscall_stat64, + /** @export */ __syscall_statfs64: ___syscall_statfs64, + /** @export */ __syscall_symlinkat: ___syscall_symlinkat, + /** @export */ __syscall_unlinkat: ___syscall_unlinkat, + /** @export */ __syscall_utimensat: ___syscall_utimensat, + /** @export */ _abort_js: __abort_js, + /** @export */ _emscripten_lookup_name: __emscripten_lookup_name, + /** @export */ _emscripten_memcpy_js: __emscripten_memcpy_js, + /** @export */ _emscripten_runtime_keepalive_clear: + __emscripten_runtime_keepalive_clear, + /** @export */ _gmtime_js: __gmtime_js, + /** @export */ _localtime_js: __localtime_js, + /** @export */ _mktime_js: __mktime_js, + /** @export */ _mmap_js: __mmap_js, + /** @export */ _munmap_js: __munmap_js, + /** @export */ _setitimer_js: __setitimer_js, + /** @export */ _tzset_js: __tzset_js, + /** @export */ clock_time_get: _clock_time_get, + /** @export */ emscripten_date_now: _emscripten_date_now, + /** @export */ emscripten_get_heap_max: _emscripten_get_heap_max, + /** @export */ emscripten_get_now: _emscripten_get_now, + /** @export */ emscripten_resize_heap: _emscripten_resize_heap, + /** @export */ emscripten_sleep: _emscripten_sleep, + /** @export */ environ_get: _environ_get, + /** @export */ environ_sizes_get: _environ_sizes_get, + /** @export */ exit: _exit, + /** @export */ fd_close: _fd_close, + /** @export */ fd_fdstat_get: _fd_fdstat_get, + /** @export */ fd_read: _fd_read, + /** @export */ fd_seek: _fd_seek, + /** @export */ fd_sync: _fd_sync, + /** @export */ fd_write: _fd_write, + /** @export */ getaddrinfo: _getaddrinfo, + /** @export */ getnameinfo: _getnameinfo, + /** @export */ getprotobyname: _getprotobyname, + /** @export */ getprotobynumber: _getprotobynumber, + /** @export */ js_create_input_device: _js_create_input_device, + /** @export */ js_open_process: _js_open_process, + /** @export */ js_process_status: _js_process_status, + /** @export */ js_waitpid: _js_waitpid, + /** @export */ proc_exit: _proc_exit, + /** @export */ strptime: _strptime, + /** @export */ wasm_close: _wasm_close, + /** @export */ wasm_setsockopt: _wasm_setsockopt, + }; + + var wasmExports; + + createWasm(); + + var ___wasm_call_ctors = () => + (___wasm_call_ctors = wasmExports['__wasm_call_ctors'])(); + + var _malloc = (a0) => (_malloc = wasmExports['malloc'])(a0); + + var _wasm_sleep = (Module['_wasm_sleep'] = (a0) => + (_wasm_sleep = Module['_wasm_sleep'] = wasmExports['wasm_sleep'])(a0)); + + var _ntohs = (a0) => (_ntohs = wasmExports['ntohs'])(a0); + + var _htons = (a0) => (_htons = wasmExports['htons'])(a0); + + var _htonl = (a0) => (_htonl = wasmExports['htonl'])(a0); + + var _wasm_read = (Module['_wasm_read'] = (a0, a1, a2) => + (_wasm_read = Module['_wasm_read'] = wasmExports['wasm_read'])( + a0, + a1, + a2 + )); + + var _fflush = (a0) => (_fflush = wasmExports['fflush'])(a0); + + var _wasm_popen = (Module['_wasm_popen'] = (a0, a1) => + (_wasm_popen = Module['_wasm_popen'] = wasmExports['wasm_popen'])( + a0, + a1 + )); + + var _wasm_php_exec = (Module['_wasm_php_exec'] = (a0, a1, a2, a3) => + (_wasm_php_exec = Module['_wasm_php_exec'] = + wasmExports['wasm_php_exec'])(a0, a1, a2, a3)); + + var _php_pollfd_for = (Module['_php_pollfd_for'] = (a0, a1, a2) => + (_php_pollfd_for = Module['_php_pollfd_for'] = + wasmExports['php_pollfd_for'])(a0, a1, a2)); + + var ___wrap_select = (Module['___wrap_select'] = (a0, a1, a2, a3, a4) => + (___wrap_select = Module['___wrap_select'] = + wasmExports['__wrap_select'])(a0, a1, a2, a3, a4)); + + var _wasm_add_cli_arg = (Module['_wasm_add_cli_arg'] = (a0) => + (_wasm_add_cli_arg = Module['_wasm_add_cli_arg'] = + wasmExports['wasm_add_cli_arg'])(a0)); + + var _run_cli = (Module['_run_cli'] = () => + (_run_cli = Module['_run_cli'] = wasmExports['run_cli'])()); + + var _wasm_set_sapi_name = (Module['_wasm_set_sapi_name'] = (a0) => + (_wasm_set_sapi_name = Module['_wasm_set_sapi_name'] = + wasmExports['wasm_set_sapi_name'])(a0)); + + var _wasm_set_phpini_path = (Module['_wasm_set_phpini_path'] = (a0) => + (_wasm_set_phpini_path = Module['_wasm_set_phpini_path'] = + wasmExports['wasm_set_phpini_path'])(a0)); + + var _wasm_add_SERVER_entry = (Module['_wasm_add_SERVER_entry'] = (a0, a1) => + (_wasm_add_SERVER_entry = Module['_wasm_add_SERVER_entry'] = + wasmExports['wasm_add_SERVER_entry'])(a0, a1)); + + var _wasm_add_ENV_entry = (Module['_wasm_add_ENV_entry'] = (a0, a1) => + (_wasm_add_ENV_entry = Module['_wasm_add_ENV_entry'] = + wasmExports['wasm_add_ENV_entry'])(a0, a1)); + + var _wasm_set_query_string = (Module['_wasm_set_query_string'] = (a0) => + (_wasm_set_query_string = Module['_wasm_set_query_string'] = + wasmExports['wasm_set_query_string'])(a0)); + + var _wasm_set_path_translated = (Module['_wasm_set_path_translated'] = ( + a0 + ) => + (_wasm_set_path_translated = Module['_wasm_set_path_translated'] = + wasmExports['wasm_set_path_translated'])(a0)); -var Asyncify = { - instrumentWasmImports(imports) { - var importPattern = /^(js_open_process|js_waitpid|js_process_status|js_create_input_device|wasm_setsockopt|wasm_shutdown|wasm_close|invoke_.*|__asyncjs__.*)$/; - for (let [x, original] of Object.entries(imports)) { - if (typeof original == "function") { - let isAsyncifyImport = original.isAsync || importPattern.test(x); - if (isAsyncifyImport) { - imports[x] = original = new WebAssembly.Suspending(original); - } - } - } - }, - instrumentWasmExports(exports) { - var exportPattern = /^(wasm_sleep|wasm_read|emscripten_sleep|wasm_sapi_handle_request|wasm_sapi_request_shutdown|wasm_poll_socket|wrap_select|__wrap_select|select|php_pollfd_for|fflush|wasm_popen|wasm_read|wasm_php_exec|run_cli|main|__main_argc_argv)$/; - Asyncify.asyncExports = new Set; - var ret = {}; - for (let [x, original] of Object.entries(exports)) { - if (typeof original == "function") { - let isAsyncifyExport = exportPattern.test(x); - if (isAsyncifyExport) { - Asyncify.asyncExports.add(original); - original = Asyncify.makeAsyncFunction(original); - } - ret[x] = (...args) => original(...args); - } else { - ret[x] = original; - } - } - return ret; - }, - asyncExports: null, - isAsyncExport(func) { - return Asyncify.asyncExports?.has(func); - }, - handleAsync: async startAsync => { - runtimeKeepalivePush(); - try { - return await startAsync(); - } finally { - runtimeKeepalivePop(); - } - }, - handleSleep(startAsync) { - return Asyncify.handleAsync(() => new Promise(startAsync)); - }, - makeAsyncFunction(original) { - return WebAssembly.promising(original); - } -}; - -var getCFunc = ident => { - var func = Module["_" + ident]; - return func; -}; - -var stackSave = () => _emscripten_stack_get_current(); - -var stackRestore = val => __emscripten_stack_restore(val); - -/** - * @param {string|null=} returnType - * @param {Array=} argTypes - * @param {Arguments|Array=} args - * @param {Object=} opts - */ var ccall = (ident, returnType, argTypes, args, opts) => { - var toC = { - "string": str => { - var ret = 0; - if (str !== null && str !== undefined && str !== 0) { - ret = stringToUTF8OnStack(str); - } - return ret; - }, - "array": arr => { - var ret = stackAlloc(arr.length); - writeArrayToMemory(arr, ret); - return ret; - } - }; - function convertReturnValue(ret) { - if (returnType === "string") { - return UTF8ToString(ret); - } - if (returnType === "boolean") return Boolean(ret); - return ret; - } - var func = getCFunc(ident); - var cArgs = []; - var stack = 0; - if (args) { - for (var i = 0; i < args.length; i++) { - var converter = toC[argTypes[i]]; - if (converter) { - if (stack === 0) stack = stackSave(); - cArgs[i] = converter(args[i]); - } else { - cArgs[i] = args[i]; - } - } - } - var ret = func(...cArgs); - function onDone(ret) { - if (stack !== 0) stackRestore(stack); - return convertReturnValue(ret); - } - var asyncMode = opts?.async; - if (asyncMode) return ret.then(onDone); - ret = onDone(ret); - return ret; -}; - -var FS_createPath = FS.createPath; - -var FS_unlink = path => FS.unlink(path); - -var FS_createLazyFile = FS.createLazyFile; - -var FS_createDevice = FS.createDevice; - -FS.createPreloadedFile = FS_createPreloadedFile; - -FS.staticInit(); - -Module["FS_createPath"] = FS.createPath; - -Module["FS_createDataFile"] = FS.createDataFile; - -Module["FS_createPreloadedFile"] = FS.createPreloadedFile; - -Module["FS_unlink"] = FS.unlink; - -Module["FS_createLazyFile"] = FS.createLazyFile; - -Module["FS_createDevice"] = FS.createDevice; - -if (ENVIRONMENT_IS_NODE) { - NODEFS.staticInit(); -} - -PHPWASM.init(); - -var wasmImports = { - /** @export */ __assert_fail: ___assert_fail, - /** @export */ __asyncjs__js_fd_read: __asyncjs__js_fd_read, - /** @export */ __asyncjs__js_module_onMessage: __asyncjs__js_module_onMessage, - /** @export */ __asyncjs__js_popen_to_file: __asyncjs__js_popen_to_file, - /** @export */ __asyncjs__wasm_poll_socket: __asyncjs__wasm_poll_socket, - /** @export */ __call_sighandler: ___call_sighandler, - /** @export */ __syscall_accept4: ___syscall_accept4, - /** @export */ __syscall_bind: ___syscall_bind, - /** @export */ __syscall_chdir: ___syscall_chdir, - /** @export */ __syscall_chmod: ___syscall_chmod, - /** @export */ __syscall_connect: ___syscall_connect, - /** @export */ __syscall_dup: ___syscall_dup, - /** @export */ __syscall_dup3: ___syscall_dup3, - /** @export */ __syscall_faccessat: ___syscall_faccessat, - /** @export */ __syscall_fchmod: ___syscall_fchmod, - /** @export */ __syscall_fchown32: ___syscall_fchown32, - /** @export */ __syscall_fchownat: ___syscall_fchownat, - /** @export */ __syscall_fcntl64: ___syscall_fcntl64, - /** @export */ __syscall_fstat64: ___syscall_fstat64, - /** @export */ __syscall_ftruncate64: ___syscall_ftruncate64, - /** @export */ __syscall_getcwd: ___syscall_getcwd, - /** @export */ __syscall_getdents64: ___syscall_getdents64, - /** @export */ __syscall_getpeername: ___syscall_getpeername, - /** @export */ __syscall_getsockname: ___syscall_getsockname, - /** @export */ __syscall_getsockopt: ___syscall_getsockopt, - /** @export */ __syscall_ioctl: ___syscall_ioctl, - /** @export */ __syscall_listen: ___syscall_listen, - /** @export */ __syscall_lstat64: ___syscall_lstat64, - /** @export */ __syscall_mkdirat: ___syscall_mkdirat, - /** @export */ __syscall_newfstatat: ___syscall_newfstatat, - /** @export */ __syscall_openat: ___syscall_openat, - /** @export */ __syscall_pipe: ___syscall_pipe, - /** @export */ __syscall_poll: ___syscall_poll, - /** @export */ __syscall_readlinkat: ___syscall_readlinkat, - /** @export */ __syscall_recvfrom: ___syscall_recvfrom, - /** @export */ __syscall_renameat: ___syscall_renameat, - /** @export */ __syscall_rmdir: ___syscall_rmdir, - /** @export */ __syscall_sendto: ___syscall_sendto, - /** @export */ __syscall_socket: ___syscall_socket, - /** @export */ __syscall_stat64: ___syscall_stat64, - /** @export */ __syscall_statfs64: ___syscall_statfs64, - /** @export */ __syscall_symlink: ___syscall_symlink, - /** @export */ __syscall_unlinkat: ___syscall_unlinkat, - /** @export */ __syscall_utimensat: ___syscall_utimensat, - /** @export */ _abort_js: __abort_js, - /** @export */ _emscripten_get_now_is_monotonic: __emscripten_get_now_is_monotonic, - /** @export */ _emscripten_lookup_name: __emscripten_lookup_name, - /** @export */ _emscripten_memcpy_js: __emscripten_memcpy_js, - /** @export */ _emscripten_runtime_keepalive_clear: __emscripten_runtime_keepalive_clear, - /** @export */ _gmtime_js: __gmtime_js, - /** @export */ _localtime_js: __localtime_js, - /** @export */ _mktime_js: __mktime_js, - /** @export */ _mmap_js: __mmap_js, - /** @export */ _munmap_js: __munmap_js, - /** @export */ _setitimer_js: __setitimer_js, - /** @export */ _tzset_js: __tzset_js, - /** @export */ emscripten_date_now: _emscripten_date_now, - /** @export */ emscripten_get_heap_max: _emscripten_get_heap_max, - /** @export */ emscripten_get_now: _emscripten_get_now, - /** @export */ emscripten_resize_heap: _emscripten_resize_heap, - /** @export */ emscripten_sleep: _emscripten_sleep, - /** @export */ environ_get: _environ_get, - /** @export */ environ_sizes_get: _environ_sizes_get, - /** @export */ exit: _exit, - /** @export */ fd_close: _fd_close, - /** @export */ fd_fdstat_get: _fd_fdstat_get, - /** @export */ fd_read: _fd_read, - /** @export */ fd_seek: _fd_seek, - /** @export */ fd_sync: _fd_sync, - /** @export */ fd_write: _fd_write, - /** @export */ getaddrinfo: _getaddrinfo, - /** @export */ getnameinfo: _getnameinfo, - /** @export */ getprotobyname: _getprotobyname, - /** @export */ getprotobynumber: _getprotobynumber, - /** @export */ js_create_input_device: _js_create_input_device, - /** @export */ js_open_process: _js_open_process, - /** @export */ js_process_status: _js_process_status, - /** @export */ js_waitpid: _js_waitpid, - /** @export */ proc_exit: _proc_exit, - /** @export */ strftime: _strftime, - /** @export */ strftime_l: _strftime_l, - /** @export */ strptime: _strptime, - /** @export */ wasm_close: _wasm_close, - /** @export */ wasm_setsockopt: _wasm_setsockopt -}; - -var wasmExports = createWasm(); - -var ___wasm_call_ctors = () => (___wasm_call_ctors = wasmExports["__wasm_call_ctors"])(); - -var _malloc = a0 => (_malloc = wasmExports["malloc"])(a0); - -var _wasm_sleep = Module["_wasm_sleep"] = a0 => (_wasm_sleep = Module["_wasm_sleep"] = wasmExports["wasm_sleep"])(a0); - -var _ntohs = a0 => (_ntohs = wasmExports["ntohs"])(a0); - -var _htons = a0 => (_htons = wasmExports["htons"])(a0); - -var _htonl = a0 => (_htonl = wasmExports["htonl"])(a0); - -var _wasm_read = Module["_wasm_read"] = (a0, a1, a2) => (_wasm_read = Module["_wasm_read"] = wasmExports["wasm_read"])(a0, a1, a2); - -var _fflush = a0 => (_fflush = wasmExports["fflush"])(a0); - -var _wasm_popen = Module["_wasm_popen"] = (a0, a1) => (_wasm_popen = Module["_wasm_popen"] = wasmExports["wasm_popen"])(a0, a1); - -var _wasm_php_exec = Module["_wasm_php_exec"] = (a0, a1, a2, a3) => (_wasm_php_exec = Module["_wasm_php_exec"] = wasmExports["wasm_php_exec"])(a0, a1, a2, a3); - -var _php_pollfd_for = Module["_php_pollfd_for"] = (a0, a1, a2) => (_php_pollfd_for = Module["_php_pollfd_for"] = wasmExports["php_pollfd_for"])(a0, a1, a2); - -var ___wrap_select = Module["___wrap_select"] = (a0, a1, a2, a3, a4) => (___wrap_select = Module["___wrap_select"] = wasmExports["__wrap_select"])(a0, a1, a2, a3, a4); - -var _wasm_add_cli_arg = Module["_wasm_add_cli_arg"] = a0 => (_wasm_add_cli_arg = Module["_wasm_add_cli_arg"] = wasmExports["wasm_add_cli_arg"])(a0); - -var _run_cli = Module["_run_cli"] = () => (_run_cli = Module["_run_cli"] = wasmExports["run_cli"])(); - -var _wasm_set_sapi_name = Module["_wasm_set_sapi_name"] = a0 => (_wasm_set_sapi_name = Module["_wasm_set_sapi_name"] = wasmExports["wasm_set_sapi_name"])(a0); - -var _wasm_set_phpini_path = Module["_wasm_set_phpini_path"] = a0 => (_wasm_set_phpini_path = Module["_wasm_set_phpini_path"] = wasmExports["wasm_set_phpini_path"])(a0); - -var _wasm_add_SERVER_entry = Module["_wasm_add_SERVER_entry"] = (a0, a1) => (_wasm_add_SERVER_entry = Module["_wasm_add_SERVER_entry"] = wasmExports["wasm_add_SERVER_entry"])(a0, a1); - -var _wasm_add_ENV_entry = Module["_wasm_add_ENV_entry"] = (a0, a1) => (_wasm_add_ENV_entry = Module["_wasm_add_ENV_entry"] = wasmExports["wasm_add_ENV_entry"])(a0, a1); - -var _wasm_set_query_string = Module["_wasm_set_query_string"] = a0 => (_wasm_set_query_string = Module["_wasm_set_query_string"] = wasmExports["wasm_set_query_string"])(a0); - -var _wasm_set_path_translated = Module["_wasm_set_path_translated"] = a0 => (_wasm_set_path_translated = Module["_wasm_set_path_translated"] = wasmExports["wasm_set_path_translated"])(a0); - -var _wasm_set_skip_shebang = Module["_wasm_set_skip_shebang"] = a0 => (_wasm_set_skip_shebang = Module["_wasm_set_skip_shebang"] = wasmExports["wasm_set_skip_shebang"])(a0); - -var _wasm_set_request_uri = Module["_wasm_set_request_uri"] = a0 => (_wasm_set_request_uri = Module["_wasm_set_request_uri"] = wasmExports["wasm_set_request_uri"])(a0); - -var _wasm_set_request_method = Module["_wasm_set_request_method"] = a0 => (_wasm_set_request_method = Module["_wasm_set_request_method"] = wasmExports["wasm_set_request_method"])(a0); - -var _wasm_set_request_host = Module["_wasm_set_request_host"] = a0 => (_wasm_set_request_host = Module["_wasm_set_request_host"] = wasmExports["wasm_set_request_host"])(a0); - -var _wasm_set_content_type = Module["_wasm_set_content_type"] = a0 => (_wasm_set_content_type = Module["_wasm_set_content_type"] = wasmExports["wasm_set_content_type"])(a0); - -var _wasm_set_request_body = Module["_wasm_set_request_body"] = a0 => (_wasm_set_request_body = Module["_wasm_set_request_body"] = wasmExports["wasm_set_request_body"])(a0); + var _wasm_set_skip_shebang = (Module['_wasm_set_skip_shebang'] = (a0) => + (_wasm_set_skip_shebang = Module['_wasm_set_skip_shebang'] = + wasmExports['wasm_set_skip_shebang'])(a0)); -var _wasm_set_content_length = Module["_wasm_set_content_length"] = a0 => (_wasm_set_content_length = Module["_wasm_set_content_length"] = wasmExports["wasm_set_content_length"])(a0); + var _wasm_set_request_uri = (Module['_wasm_set_request_uri'] = (a0) => + (_wasm_set_request_uri = Module['_wasm_set_request_uri'] = + wasmExports['wasm_set_request_uri'])(a0)); -var _wasm_set_cookies = Module["_wasm_set_cookies"] = a0 => (_wasm_set_cookies = Module["_wasm_set_cookies"] = wasmExports["wasm_set_cookies"])(a0); + var _wasm_set_request_method = (Module['_wasm_set_request_method'] = (a0) => + (_wasm_set_request_method = Module['_wasm_set_request_method'] = + wasmExports['wasm_set_request_method'])(a0)); -var _wasm_set_request_port = Module["_wasm_set_request_port"] = a0 => (_wasm_set_request_port = Module["_wasm_set_request_port"] = wasmExports["wasm_set_request_port"])(a0); + var _wasm_set_request_host = (Module['_wasm_set_request_host'] = (a0) => + (_wasm_set_request_host = Module['_wasm_set_request_host'] = + wasmExports['wasm_set_request_host'])(a0)); -var _wasm_sapi_request_shutdown = Module["_wasm_sapi_request_shutdown"] = () => (_wasm_sapi_request_shutdown = Module["_wasm_sapi_request_shutdown"] = wasmExports["wasm_sapi_request_shutdown"])(); + var _wasm_set_content_type = (Module['_wasm_set_content_type'] = (a0) => + (_wasm_set_content_type = Module['_wasm_set_content_type'] = + wasmExports['wasm_set_content_type'])(a0)); -var _wasm_sapi_handle_request = Module["_wasm_sapi_handle_request"] = () => (_wasm_sapi_handle_request = Module["_wasm_sapi_handle_request"] = wasmExports["wasm_sapi_handle_request"])(); + var _wasm_set_request_body = (Module['_wasm_set_request_body'] = (a0) => + (_wasm_set_request_body = Module['_wasm_set_request_body'] = + wasmExports['wasm_set_request_body'])(a0)); -var _php_wasm_init = Module["_php_wasm_init"] = () => (_php_wasm_init = Module["_php_wasm_init"] = wasmExports["php_wasm_init"])(); + var _wasm_set_content_length = (Module['_wasm_set_content_length'] = (a0) => + (_wasm_set_content_length = Module['_wasm_set_content_length'] = + wasmExports['wasm_set_content_length'])(a0)); -var _wasm_free = Module["_wasm_free"] = a0 => (_wasm_free = Module["_wasm_free"] = wasmExports["wasm_free"])(a0); + var _wasm_set_cookies = (Module['_wasm_set_cookies'] = (a0) => + (_wasm_set_cookies = Module['_wasm_set_cookies'] = + wasmExports['wasm_set_cookies'])(a0)); -var ___funcs_on_exit = () => (___funcs_on_exit = wasmExports["__funcs_on_exit"])(); - -var _emscripten_builtin_memalign = (a0, a1) => (_emscripten_builtin_memalign = wasmExports["emscripten_builtin_memalign"])(a0, a1); - -var __emscripten_timeout = (a0, a1) => (__emscripten_timeout = wasmExports["_emscripten_timeout"])(a0, a1); - -var ___trap = () => (___trap = wasmExports["__trap"])(); - -var __emscripten_tempret_set = a0 => (__emscripten_tempret_set = wasmExports["_emscripten_tempret_set"])(a0); - -var __emscripten_stack_restore = a0 => (__emscripten_stack_restore = wasmExports["_emscripten_stack_restore"])(a0); - -var __emscripten_stack_alloc = a0 => (__emscripten_stack_alloc = wasmExports["_emscripten_stack_alloc"])(a0); - -var _emscripten_stack_get_current = () => (_emscripten_stack_get_current = wasmExports["emscripten_stack_get_current"])(); - -var dynCall_vi = Module["dynCall_vi"] = (a0, a1) => (dynCall_vi = Module["dynCall_vi"] = wasmExports["dynCall_vi"])(a0, a1); - -Module["addRunDependency"] = addRunDependency; - -Module["removeRunDependency"] = removeRunDependency; - -Module["wasmExports"] = wasmExports; - -Module["ccall"] = ccall; - -Module["FS_createPreloadedFile"] = FS_createPreloadedFile; - -Module["FS_unlink"] = FS_unlink; - -Module["FS_createPath"] = FS_createPath; - -Module["FS_createDevice"] = FS_createDevice; - -Module["FS_createDataFile"] = FS_createDataFile; - -Module["FS_createLazyFile"] = FS_createLazyFile; - -Module["PROXYFS"] = PROXYFS; - -var calledRun; - -dependenciesFulfilled = function runCaller() { - if (!calledRun) run(); - if (!calledRun) dependenciesFulfilled = runCaller; -}; - -function run() { - if (runDependencies > 0) { - return; - } - preRun(); - if (runDependencies > 0) { - return; - } - function doRun() { - if (calledRun) return; - calledRun = true; - Module["calledRun"] = true; - if (ABORT) return; - initRuntime(); - if (Module["onRuntimeInitialized"]) Module["onRuntimeInitialized"](); - postRun(); - } - if (Module["setStatus"]) { - Module["setStatus"]("Running..."); - setTimeout(function() { - setTimeout(function() { - Module["setStatus"](""); - }, 1); - doRun(); - }, 1); - } else { - doRun(); - } -} - -if (Module["preInit"]) { - if (typeof Module["preInit"] == "function") Module["preInit"] = [ Module["preInit"] ]; - while (Module["preInit"].length > 0) { - Module["preInit"].pop()(); - } -} - -run(); -/** - * Emscripten resolves `localhost` to a random IP address. Let's - * make it always resolve to 127.0.0.1. - */ -DNS.address_map.addrs.localhost = '127.0.0.1'; - -/** - * Debugging Asyncify errors is tricky because the stack trace is lost when the - * error is thrown. This code saves the stack trace in a global variable - * so that it can be inspected later. - */ -PHPLoader.debug = 'debug' in PHPLoader ? PHPLoader.debug : true; -if (PHPLoader.debug && typeof Asyncify !== "undefined") { - const originalHandleSleep = Asyncify.handleSleep; - Asyncify.handleSleep = function (startAsync) { - if (!ABORT) { - Module["lastAsyncifyStackSource"] = new Error(); - } - return originalHandleSleep(startAsync); - } -} - -/** - * Data dependencies call removeRunDependency() when they are loaded. - * The synchronous call stack then continues to run. If an error occurs - * in PHP initialization, e.g. Out Of Memory error, it will not be - * caught by any try/catch. This override propagates the failure to - * PHPLoader.onAbort() so that it can be handled. - */ -const originalRemoveRunDependency = PHPLoader['removeRunDependency']; -PHPLoader['removeRunDependency'] = function (...args) { - try { - originalRemoveRunDependency(...args); - } catch (e) { - PHPLoader['onAbort'](e); - } -} + var _wasm_set_request_port = (Module['_wasm_set_request_port'] = (a0) => + (_wasm_set_request_port = Module['_wasm_set_request_port'] = + wasmExports['wasm_set_request_port'])(a0)); -/** - * Other exports live in the Dockerfile in: - * - * * EXPORTED_RUNTIME_METHODS - * * EXPORTED_FUNCTIONS - * - * These exports, however, live in here because: - * - * * Listing them in EXPORTED_RUNTIME_METHODS doesn't actually - * export them. This could be a bug in Emscripten or a consequence of - * that option being deprecated. - * * Listing them in EXPORTED_FUNCTIONS works, but they are overridden - * on every `BasePHP.run()` call. This is a problem because we want to - * spy on these calls in some unit tests. - * - * Therefore, we export them here. - */ -PHPLoader['malloc'] = _malloc; -PHPLoader['free'] = typeof _free === 'function' ? _free : PHPLoader['_wasm_free']; - -return PHPLoader; - -// Close the opening bracket from esm-prefix.js: + var _wasm_sapi_request_shutdown = (Module['_wasm_sapi_request_shutdown'] = + () => + (_wasm_sapi_request_shutdown = Module[ + '_wasm_sapi_request_shutdown' + ] = + wasmExports['wasm_sapi_request_shutdown'])()); + + var _wasm_sapi_handle_request = (Module['_wasm_sapi_handle_request'] = () => + (_wasm_sapi_handle_request = Module['_wasm_sapi_handle_request'] = + wasmExports['wasm_sapi_handle_request'])()); + + var _php_wasm_init = (Module['_php_wasm_init'] = () => + (_php_wasm_init = Module['_php_wasm_init'] = + wasmExports['php_wasm_init'])()); + + var _wasm_free = (Module['_wasm_free'] = (a0) => + (_wasm_free = Module['_wasm_free'] = wasmExports['wasm_free'])(a0)); + + var ___funcs_on_exit = () => + (___funcs_on_exit = wasmExports['__funcs_on_exit'])(); + + var _emscripten_builtin_memalign = (a0, a1) => + (_emscripten_builtin_memalign = + wasmExports['emscripten_builtin_memalign'])(a0, a1); + + var __emscripten_timeout = (a0, a1) => + (__emscripten_timeout = wasmExports['_emscripten_timeout'])(a0, a1); + + var ___trap = () => (___trap = wasmExports['__trap'])(); + + var __emscripten_tempret_set = (a0) => + (__emscripten_tempret_set = wasmExports['_emscripten_tempret_set'])(a0); + + var __emscripten_stack_restore = (a0) => + (__emscripten_stack_restore = wasmExports['_emscripten_stack_restore'])( + a0 + ); + + var __emscripten_stack_alloc = (a0) => + (__emscripten_stack_alloc = wasmExports['_emscripten_stack_alloc'])(a0); + + var _emscripten_stack_get_current = () => + (_emscripten_stack_get_current = + wasmExports['emscripten_stack_get_current'])(); + + var dynCall_vi = (Module['dynCall_vi'] = (a0, a1) => + (dynCall_vi = Module['dynCall_vi'] = wasmExports['dynCall_vi'])( + a0, + a1 + )); + + // include: postamble.js + // === Auto-generated postamble setup entry stuff === + Module['addRunDependency'] = addRunDependency; + + Module['removeRunDependency'] = removeRunDependency; + + Module['wasmExports'] = wasmExports; + + Module['ccall'] = ccall; + + Module['FS_createPreloadedFile'] = FS_createPreloadedFile; + + Module['FS_unlink'] = FS_unlink; + + Module['FS_createPath'] = FS_createPath; + + Module['FS_createDevice'] = FS_createDevice; + + Module['FS_createDataFile'] = FS_createDataFile; + + Module['FS_createLazyFile'] = FS_createLazyFile; + + Module['PROXYFS'] = PROXYFS; + + var calledRun; + + dependenciesFulfilled = function runCaller() { + // If run has never been called, and we should call run (INVOKE_RUN is true, and Module.noInitialRun is not false) + if (!calledRun) run(); + if (!calledRun) dependenciesFulfilled = runCaller; + }; + + // try this again later, after new deps are fulfilled + function run() { + if (runDependencies > 0) { + return; + } + preRun(); + // a preRun added a dependency, run will be called later + if (runDependencies > 0) { + return; + } + function doRun() { + // run may have just been called through dependencies being fulfilled just in this very frame, + // or while the async setStatus time below was happening + if (calledRun) return; + calledRun = true; + Module['calledRun'] = true; + if (ABORT) return; + initRuntime(); + Module['onRuntimeInitialized']?.(); + postRun(); + } + if (Module['setStatus']) { + Module['setStatus']('Running...'); + setTimeout(() => { + setTimeout(() => Module['setStatus'](''), 1); + doRun(); + }, 1); + } else { + doRun(); + } + } + + if (Module['preInit']) { + if (typeof Module['preInit'] == 'function') + Module['preInit'] = [Module['preInit']]; + while (Module['preInit'].length > 0) { + Module['preInit'].pop()(); + } + } + + run(); + /** + * Emscripten resolves `localhost` to a random IP address. Let's + * make it always resolve to 127.0.0.1. + */ + DNS.address_map.addrs.localhost = '127.0.0.1'; + + /** + * Debugging Asyncify errors is tricky because the stack trace is lost when the + * error is thrown. This code saves the stack trace in a global variable + * so that it can be inspected later. + */ + PHPLoader.debug = 'debug' in PHPLoader ? PHPLoader.debug : true; + if (PHPLoader.debug && typeof Asyncify !== 'undefined') { + const originalHandleSleep = Asyncify.handleSleep; + Asyncify.handleSleep = function (startAsync) { + if (!ABORT) { + Module['lastAsyncifyStackSource'] = new Error(); + } + return originalHandleSleep(startAsync); + }; + } + + /** + * Data dependencies call removeRunDependency() when they are loaded. + * The synchronous call stack then continues to run. If an error occurs + * in PHP initialization, e.g. Out Of Memory error, it will not be + * caught by any try/catch. This override propagates the failure to + * PHPLoader.onAbort() so that it can be handled. + */ + const originalRemoveRunDependency = PHPLoader['removeRunDependency']; + PHPLoader['removeRunDependency'] = function (...args) { + try { + originalRemoveRunDependency(...args); + } catch (e) { + PHPLoader['onAbort'](e); + } + }; + + /** + * Other exports live in the Dockerfile in: + * + * * EXPORTED_RUNTIME_METHODS + * * EXPORTED_FUNCTIONS + * + * These exports, however, live in here because: + * + * * Listing them in EXPORTED_RUNTIME_METHODS doesn't actually + * export them. This could be a bug in Emscripten or a consequence of + * that option being deprecated. + * * Listing them in EXPORTED_FUNCTIONS works, but they are overridden + * on every `BasePHP.run()` call. This is a problem because we want to + * spy on these calls in some unit tests. + * + * Therefore, we export them here. + */ + PHPLoader['malloc'] = _malloc; + PHPLoader['free'] = + typeof _free === 'function' ? _free : PHPLoader['_wasm_free']; + + return PHPLoader; + + // Close the opening bracket from esm-prefix.js: } diff --git a/packages/php-wasm/node/jspi/php_7_2.js b/packages/php-wasm/node/jspi/php_7_2.js index 6a1d071216..59f55e94a4 100644 --- a/packages/php-wasm/node/jspi/php_7_2.js +++ b/packages/php-wasm/node/jspi/php_7_2.js @@ -1,6618 +1,8204 @@ -const dependencyFilename = __dirname + '/7_2_34/php_7_2.wasm'; -export { dependencyFilename }; -export const dependenciesTotalSize = 13889651; +const dependencyFilename = __dirname + '/7_2_34/php_7_2.wasm'; +export { dependencyFilename }; +export const dependenciesTotalSize = 14245354; export function init(RuntimeName, PHPLoader) { - /** - * Overrides Emscripten's default ExitStatus object which gets - * thrown on failure. Unfortunately, the default object is not - * a subclass of Error and does not provide any stack trace. - * - * This is a deliberate behavior on Emscripten's end to prevent - * memory leaks after the program exits. See: - * - * https://github.com/emscripten-core/emscripten/pull/9108 - * - * In case of WordPress Playground, the worker in which the PHP - * runs will typically exit after the PHP program finishes, so - * we don't have to worry about memory leaks. - * - * As for assigning to a previously undeclared ExitStatus variable here, - * the Emscripten module declares `ExitStatus` as `function ExitStatus` - * which means it gets hoisted to the top of the scope and can be - * reassigned here – before the actual declaration is reached. - * - * If that sounds weird, try this example: - * - * ExitStatus = () => { console.log("reassigned"); } - * function ExitStatus() {} - * ExitStatus(); - * // logs "reassigned" - */ - ExitStatus = class PHPExitStatus extends Error { - constructor(status) { - super(status); - this.name = "ExitStatus"; - this.message = "Program terminated with exit(" + status + ")"; - this.status = status; - } - } - - // The rest of the code comes from the built php.js file and esm-suffix.js -var Module = typeof PHPLoader != "undefined" ? PHPLoader : {}; - -var ENVIRONMENT_IS_WORKER=RuntimeName==="WORKER"; - -var ENVIRONMENT_IS_NODE=RuntimeName==="NODE"; - -if (ENVIRONMENT_IS_NODE) {} - -var moduleOverrides = Object.assign({}, Module); - -var arguments_ = []; - -var thisProgram = "./this.program"; - -var quit_ = (status, toThrow) => { - throw toThrow; -}; - -var scriptDirectory = ""; - -function locateFile(path) { - if (Module["locateFile"]) { - return Module["locateFile"](path, scriptDirectory); - } - return scriptDirectory + path; -} - -var read_, readAsync, readBinary; - -if (ENVIRONMENT_IS_NODE) { - var fs = require("fs"); - var nodePath = require("path"); - scriptDirectory = __dirname + "/"; - read_ = (filename, binary) => { - filename = isFileURI(filename) ? new URL(filename) : nodePath.normalize(filename); - return fs.readFileSync(filename, binary ? undefined : "utf8"); - }; - readBinary = filename => { - var ret = read_(filename, true); - if (!ret.buffer) { - ret = new Uint8Array(ret); - } - return ret; - }; - readAsync = (filename, onload, onerror, binary = true) => { - filename = isFileURI(filename) ? new URL(filename) : nodePath.normalize(filename); - fs.readFile(filename, binary ? undefined : "utf8", (err, data) => { - if (err) onerror(err); else onload(binary ? data.buffer : data); - }); - }; - if (!Module["thisProgram"] && process.argv.length > 1) { - thisProgram = process.argv[1].replace(/\\/g, "/"); - } - arguments_ = process.argv.slice(2); - if (typeof module != "undefined") { - module["exports"] = Module; - } - quit_ = (status, toThrow) => { - process.exitCode = status; - throw toThrow; - }; -} else {} - -var out = Module["print"] || console.log.bind(console); - -var err = Module["printErr"] || console.error.bind(console); - -Object.assign(Module, moduleOverrides); - -moduleOverrides = null; - -if (Module["arguments"]) arguments_ = Module["arguments"]; - -if (Module["thisProgram"]) thisProgram = Module["thisProgram"]; - -if (Module["quit"]) quit_ = Module["quit"]; - -var wasmBinary; - -if (Module["wasmBinary"]) wasmBinary = Module["wasmBinary"]; - -var wasmMemory; - -var ABORT = false; - -var EXITSTATUS; - -/** @type {function(*, string=)} */ function assert(condition, text) { - if (!condition) { - abort(text); - } -} - -var /** @type {!Int8Array} */ HEAP8, /** @type {!Uint8Array} */ HEAPU8, /** @type {!Int16Array} */ HEAP16, /** @type {!Uint16Array} */ HEAPU16, /** @type {!Int32Array} */ HEAP32, /** @type {!Uint32Array} */ HEAPU32, /** @type {!Float32Array} */ HEAPF32, /** @type {!Float64Array} */ HEAPF64; - -function updateMemoryViews() { - var b = wasmMemory.buffer; - Module["HEAP8"] = HEAP8 = new Int8Array(b); - Module["HEAP16"] = HEAP16 = new Int16Array(b); - Module["HEAPU8"] = HEAPU8 = new Uint8Array(b); - Module["HEAPU16"] = HEAPU16 = new Uint16Array(b); - Module["HEAP32"] = HEAP32 = new Int32Array(b); - Module["HEAPU32"] = HEAPU32 = new Uint32Array(b); - Module["HEAPF32"] = HEAPF32 = new Float32Array(b); - Module["HEAPF64"] = HEAPF64 = new Float64Array(b); -} - -var __ATPRERUN__ = []; - -var __ATINIT__ = []; - -var __ATEXIT__ = []; - -var __ATPOSTRUN__ = []; - -var runtimeInitialized = false; - -var runtimeExited = false; - -function preRun() { - if (Module["preRun"]) { - if (typeof Module["preRun"] == "function") Module["preRun"] = [ Module["preRun"] ]; - while (Module["preRun"].length) { - addOnPreRun(Module["preRun"].shift()); - } - } - callRuntimeCallbacks(__ATPRERUN__); -} - -function initRuntime() { - runtimeInitialized = true; - SOCKFS.root = FS.mount(SOCKFS, {}, null); - if (!Module["noFSInit"] && !FS.init.initialized) FS.init(); - FS.ignorePermissions = false; - TTY.init(); - PIPEFS.root = FS.mount(PIPEFS, {}, null); - callRuntimeCallbacks(__ATINIT__); -} - -function exitRuntime() { - ___funcs_on_exit(); - callRuntimeCallbacks(__ATEXIT__); - FS.quit(); - TTY.shutdown(); - runtimeExited = true; -} - -function postRun() { - if (Module["postRun"]) { - if (typeof Module["postRun"] == "function") Module["postRun"] = [ Module["postRun"] ]; - while (Module["postRun"].length) { - addOnPostRun(Module["postRun"].shift()); - } - } - callRuntimeCallbacks(__ATPOSTRUN__); -} - -function addOnPreRun(cb) { - __ATPRERUN__.unshift(cb); -} - -function addOnInit(cb) { - __ATINIT__.unshift(cb); -} - -function addOnPostRun(cb) { - __ATPOSTRUN__.unshift(cb); -} - -var runDependencies = 0; - -var runDependencyWatcher = null; - -var dependenciesFulfilled = null; - -function getUniqueRunDependency(id) { - return id; -} - -function addRunDependency(id) { - runDependencies++; - Module["monitorRunDependencies"]?.(runDependencies); -} - -function removeRunDependency(id) { - runDependencies--; - Module["monitorRunDependencies"]?.(runDependencies); - if (runDependencies == 0) { - if (runDependencyWatcher !== null) { - clearInterval(runDependencyWatcher); - runDependencyWatcher = null; - } - if (dependenciesFulfilled) { - var callback = dependenciesFulfilled; - dependenciesFulfilled = null; - callback(); - } - } -} - -/** @param {string|number=} what */ function abort(what) { - Module["onAbort"]?.(what); - what = "Aborted(" + what + ")"; - err(what); - ABORT = true; - EXITSTATUS = 1; - what += ". Build with -sASSERTIONS for more info."; - if (runtimeInitialized) { - ___trap(); - } - /** @suppress {checkTypes} */ var e = new WebAssembly.RuntimeError(what); - throw e; -} - -var dataURIPrefix = "data:application/octet-stream;base64,"; - -/** - * Indicates whether filename is a base64 data URI. - * @noinline - */ var isDataURI = filename => filename.startsWith(dataURIPrefix); - -/** - * Indicates whether filename is delivered via file protocol (as opposed to http/https) - * @noinline - */ var isFileURI = filename => filename.startsWith("file://"); - -function findWasmBinary() { - var f = dependencyFilename; - if (!isDataURI(f)) { - return locateFile(f); - } - return f; -} - -var wasmBinaryFile; - -function getBinarySync(file) { - if (file == wasmBinaryFile && wasmBinary) { - return new Uint8Array(wasmBinary); - } - if (readBinary) { - return readBinary(file); - } - throw "both async and sync fetching of the wasm failed"; -} - -function getBinaryPromise(binaryFile) { - if (!wasmBinary) { - return new Promise((resolve, reject) => { - readAsync(binaryFile, response => resolve(new Uint8Array(/** @type{!ArrayBuffer} */ (response))), error => { - try { - resolve(getBinarySync(binaryFile)); - } catch (e) { - reject(e); - } - }); - }); - } - return Promise.resolve().then(() => getBinarySync(binaryFile)); -} - -function instantiateArrayBuffer(binaryFile, imports, receiver) { - return getBinaryPromise(binaryFile).then(binary => WebAssembly.instantiate(binary, imports)).then(receiver, reason => { - err(`failed to asynchronously prepare wasm: ${reason}`); - abort(reason); - }); -} - -function instantiateAsync(binary, binaryFile, imports, callback) { - if (!binary && typeof WebAssembly.instantiateStreaming == "function" && !isDataURI(binaryFile) && !ENVIRONMENT_IS_NODE && typeof fetch == "function") { - return fetch(binaryFile, { - credentials: "same-origin" - }).then(response => { - /** @suppress {checkTypes} */ var result = WebAssembly.instantiateStreaming(response, imports); - return result.then(callback, function(reason) { - err(`wasm streaming compile failed: ${reason}`); - err("falling back to ArrayBuffer instantiation"); - return instantiateArrayBuffer(binaryFile, imports, callback); - }); - }); - } - return instantiateArrayBuffer(binaryFile, imports, callback); -} - -function getWasmImports() { - Asyncify.instrumentWasmImports(wasmImports); - return { - "env": wasmImports, - "wasi_snapshot_preview1": wasmImports - }; -} - -function createWasm() { - var info = getWasmImports(); - /** @param {WebAssembly.Module=} module*/ function receiveInstance(instance, module) { - wasmExports = instance.exports; - wasmExports = Asyncify.instrumentWasmExports(wasmExports); - Module["wasmExports"] = wasmExports; - wasmMemory = wasmExports["memory"]; - updateMemoryViews(); - addOnInit(wasmExports["__wasm_call_ctors"]); - removeRunDependency("wasm-instantiate"); - return wasmExports; - } - addRunDependency("wasm-instantiate"); - function receiveInstantiationResult(result) { - receiveInstance(result["instance"]); - } - if (Module["instantiateWasm"]) { - try { - return Module["instantiateWasm"](info, receiveInstance); - } catch (e) { - err(`Module.instantiateWasm callback failed with error: ${e}`); - return false; - } - } - if (!wasmBinaryFile) wasmBinaryFile = findWasmBinary(); - instantiateAsync(wasmBinary, wasmBinaryFile, info, receiveInstantiationResult); - return {}; -} - -var tempDouble; - -var tempI64; - -function __asyncjs__js_popen_to_file(command, mode, exitCodePtr) { - return Asyncify.handleAsync(async () => { - const returnCallback = resolver => new Promise(resolver); - if (!command) return 1; - const cmdstr = UTF8ToString(command); - if (!cmdstr.length) return 0; - const modestr = UTF8ToString(mode); - if (!modestr.length) return 0; - if (modestr === "w") { - console.error('popen($cmd, "w") is not implemented yet'); - } - return returnCallback(async wakeUp => { - let cp; - try { - cp = PHPWASM.spawnProcess(cmdstr, []); - if (cp instanceof Promise) { - cp = await cp; - } - } catch (e) { - console.error(e); - if (e.code === "SPAWN_UNSUPPORTED") { - return 1; - } - throw e; - } - const outByteArrays = []; - cp.stdout.on("data", function(data) { - outByteArrays.push(data); - }); - const outputPath = "/tmp/popen_output"; - cp.on("exit", function(exitCode) { - const outBytes = new Uint8Array(outByteArrays.reduce((acc, curr) => acc + curr.length, 0)); - let offset = 0; - for (const byteArray of outByteArrays) { - outBytes.set(byteArray, offset); - offset += byteArray.length; - } - FS.writeFile(outputPath, outBytes); - HEAPU8[exitCodePtr] = exitCode; - wakeUp(allocateUTF8OnStack(outputPath)); - }); - }); - }); -} - -__asyncjs__js_popen_to_file.sig = "iiii"; - -function __asyncjs__wasm_poll_socket(socketd, events, timeout) { - return Asyncify.handleAsync(async () => { - const returnCallback = resolver => new Promise(resolver); - const POLLIN = 1; - const POLLPRI = 2; - const POLLOUT = 4; - const POLLERR = 8; - const POLLHUP = 16; - const POLLNVAL = 32; - return returnCallback(wakeUp => { - const polls = []; - if (socketd in PHPWASM.child_proc_by_fd) { - const procInfo = PHPWASM.child_proc_by_fd[socketd]; - if (procInfo.exited) { - wakeUp(0); - return; - } - polls.push(PHPWASM.awaitEvent(procInfo.stdout, "data")); - } else if (FS.isSocket(FS.getStream(socketd)?.node.mode)) { - const sock = getSocketFromFD(socketd); - if (!sock) { - wakeUp(0); - return; - } - const lookingFor = new Set; - if (events & POLLIN || events & POLLPRI) { - if (sock.server) { - for (const client of sock.pending) { - if ((client.recv_queue || []).length > 0) { - wakeUp(1); - return; - } - } - } else if ((sock.recv_queue || []).length > 0) { - wakeUp(1); - return; - } - } - const webSockets = PHPWASM.getAllWebSockets(sock); - if (!webSockets.length) { - wakeUp(0); - return; - } - for (const ws of webSockets) { - if (events & POLLIN || events & POLLPRI) { - polls.push(PHPWASM.awaitData(ws)); - lookingFor.add("POLLIN"); - } - if (events & POLLOUT) { - polls.push(PHPWASM.awaitConnection(ws)); - lookingFor.add("POLLOUT"); - } - if (events & POLLHUP) { - polls.push(PHPWASM.awaitClose(ws)); - lookingFor.add("POLLHUP"); - } - if (events & POLLERR || events & POLLNVAL) { - polls.push(PHPWASM.awaitError(ws)); - lookingFor.add("POLLERR"); - } - } - } else { - setTimeout(function() { - wakeUp(1); - }, timeout); - return; - } - if (polls.length === 0) { - console.warn("Unsupported poll event " + events + ", defaulting to setTimeout()."); - setTimeout(function() { - wakeUp(0); - }, timeout); - return; - } - const promises = polls.map(([promise]) => promise); - const clearPolling = () => polls.forEach(([, clear]) => clear()); - let awaken = false; - let timeoutId; - Promise.race(promises).then(function(results) { - if (!awaken) { - awaken = true; - wakeUp(1); - if (timeoutId) { - clearTimeout(timeoutId); - } - clearPolling(); - } - }); - if (timeout !== -1) { - timeoutId = setTimeout(function() { - if (!awaken) { - awaken = true; - wakeUp(0); - clearPolling(); - } - }, timeout); - } - }); - }); -} - -__asyncjs__wasm_poll_socket.sig = "iiii"; - -function __asyncjs__js_fd_read(fd, iov, iovcnt, pnum) { - return Asyncify.handleAsync(async () => { - const returnCallback = resolver => new Promise(resolver); - if (Asyncify?.State?.Normal === undefined || Asyncify?.state === Asyncify?.State?.Normal) { - var returnCode; - var stream; - let num = 0; - try { - stream = SYSCALLS.getStreamFromFD(fd); - const num = doReadv(stream, iov, iovcnt); - HEAPU32[pnum >> 2] = num; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) { - throw e; - } - if (e.errno !== 6 || !(stream?.fd in PHPWASM.child_proc_by_fd)) { - HEAPU32[pnum >> 2] = 0; - return returnCode; - } - } - } - return returnCallback(wakeUp => { - var retries = 0; - var interval = 50; - var timeout = 5e3; - var maxRetries = timeout / interval; - function poll() { - var returnCode; - var stream; - let num; - try { - stream = SYSCALLS.getStreamFromFD(fd); - num = doReadv(stream, iov, iovcnt); - returnCode = 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) { - console.error(e); - throw e; - } - returnCode = e.errno; - } - const success = returnCode === 0; - const failure = (++retries > maxRetries || !(fd in PHPWASM.child_proc_by_fd) || PHPWASM.child_proc_by_fd[fd]?.exited || FS.isClosed(stream)); - if (success) { - HEAPU32[pnum >> 2] = num; - wakeUp(0); - } else if (failure) { - HEAPU32[pnum >> 2] = 0; - wakeUp(returnCode === 6 ? 0 : returnCode); - } else { - setTimeout(poll, interval); - } - } - poll(); - }); - }); -} - -__asyncjs__js_fd_read.sig = "iiiii"; - -function __asyncjs__js_module_onMessage(data, response_buffer) { - return Asyncify.handleAsync(async () => { - if (Module["onMessage"]) { - const dataStr = UTF8ToString(data); - return Module["onMessage"](dataStr).then(response => { - const responseBytes = typeof response === "string" ? (new TextEncoder).encode(response) : response; - const responseSize = responseBytes.byteLength; - const responsePtr = _malloc(responseSize + 1); - HEAPU8.set(responseBytes, responsePtr); - HEAPU8[responsePtr + responseSize] = 0; - HEAPU8[response_buffer] = responsePtr; - HEAPU8[response_buffer + 1] = responsePtr >> 8; - HEAPU8[response_buffer + 2] = responsePtr >> 16; - HEAPU8[response_buffer + 3] = responsePtr >> 24; - return responseSize; - }).catch(e => { - console.error(e); - return -1; - }); - } - }); -} - -__asyncjs__js_module_onMessage.sig = "iii"; - -/** @constructor */ function ExitStatus(status) { - this.name = "ExitStatus"; - this.message = `Program terminated with exit(${status})`; - this.status = status; -} - -var callRuntimeCallbacks = callbacks => { - while (callbacks.length > 0) { - callbacks.shift()(Module); - } -}; - -var noExitRuntime = Module["noExitRuntime"] || false; - -var UTF8Decoder = typeof TextDecoder != "undefined" ? new TextDecoder("utf8") : undefined; - -/** - * Given a pointer 'idx' to a null-terminated UTF8-encoded string in the given - * array that contains uint8 values, returns a copy of that string as a - * Javascript String object. - * heapOrArray is either a regular array, or a JavaScript typed array view. - * @param {number} idx - * @param {number=} maxBytesToRead - * @return {string} - */ var UTF8ArrayToString = (heapOrArray, idx, maxBytesToRead) => { - var endIdx = idx + maxBytesToRead; - var endPtr = idx; - while (heapOrArray[endPtr] && !(endPtr >= endIdx)) ++endPtr; - if (endPtr - idx > 16 && heapOrArray.buffer && UTF8Decoder) { - return UTF8Decoder.decode(heapOrArray.subarray(idx, endPtr)); - } - var str = ""; - while (idx < endPtr) { - var u0 = heapOrArray[idx++]; - if (!(u0 & 128)) { - str += String.fromCharCode(u0); - continue; - } - var u1 = heapOrArray[idx++] & 63; - if ((u0 & 224) == 192) { - str += String.fromCharCode(((u0 & 31) << 6) | u1); - continue; - } - var u2 = heapOrArray[idx++] & 63; - if ((u0 & 240) == 224) { - u0 = ((u0 & 15) << 12) | (u1 << 6) | u2; - } else { - u0 = ((u0 & 7) << 18) | (u1 << 12) | (u2 << 6) | (heapOrArray[idx++] & 63); - } - if (u0 < 65536) { - str += String.fromCharCode(u0); - } else { - var ch = u0 - 65536; - str += String.fromCharCode(55296 | (ch >> 10), 56320 | (ch & 1023)); - } - } - return str; -}; - -/** - * Given a pointer 'ptr' to a null-terminated UTF8-encoded string in the - * emscripten HEAP, returns a copy of that string as a Javascript String object. - * - * @param {number} ptr - * @param {number=} maxBytesToRead - An optional length that specifies the - * maximum number of bytes to read. You can omit this parameter to scan the - * string until the first 0 byte. If maxBytesToRead is passed, and the string - * at [ptr, ptr+maxBytesToReadr[ contains a null byte in the middle, then the - * string will cut short at that byte index (i.e. maxBytesToRead will not - * produce a string of exact length [ptr, ptr+maxBytesToRead[) N.B. mixing - * frequent uses of UTF8ToString() with and without maxBytesToRead may throw - * JS JIT optimizations off, so it is worth to consider consistently using one - * @return {string} - */ var UTF8ToString = (ptr, maxBytesToRead) => ptr ? UTF8ArrayToString(HEAPU8, ptr, maxBytesToRead) : ""; - -Module["UTF8ToString"] = UTF8ToString; - -var ___assert_fail = (condition, filename, line, func) => { - abort(`Assertion failed: ${UTF8ToString(condition)}, at: ` + [ filename ? UTF8ToString(filename) : "unknown filename", line, func ? UTF8ToString(func) : "unknown function" ]); -}; - -var ___call_sighandler = (fp, sig) => (a1 => dynCall_vi(fp, a1))(sig); - -var initRandomFill = () => { - if (typeof crypto == "object" && typeof crypto["getRandomValues"] == "function") { - return view => crypto.getRandomValues(view); - } else if (ENVIRONMENT_IS_NODE) { - try { - var crypto_module = require("crypto"); - var randomFillSync = crypto_module["randomFillSync"]; - if (randomFillSync) { - return view => crypto_module["randomFillSync"](view); - } - var randomBytes = crypto_module["randomBytes"]; - return view => (view.set(randomBytes(view.byteLength)), view); - } catch (e) {} - } - abort("initRandomDevice"); -}; - -var randomFill = view => (randomFill = initRandomFill())(view); - -var PATH = { - isAbs: path => path.charAt(0) === "/", - splitPath: filename => { - var splitPathRe = /^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/; - return splitPathRe.exec(filename).slice(1); - }, - normalizeArray: (parts, allowAboveRoot) => { - var up = 0; - for (var i = parts.length - 1; i >= 0; i--) { - var last = parts[i]; - if (last === ".") { - parts.splice(i, 1); - } else if (last === "..") { - parts.splice(i, 1); - up++; - } else if (up) { - parts.splice(i, 1); - up--; - } - } - if (allowAboveRoot) { - for (;up; up--) { - parts.unshift(".."); - } - } - return parts; - }, - normalize: path => { - var isAbsolute = PATH.isAbs(path), trailingSlash = path.substr(-1) === "/"; - path = PATH.normalizeArray(path.split("/").filter(p => !!p), !isAbsolute).join("/"); - if (!path && !isAbsolute) { - path = "."; - } - if (path && trailingSlash) { - path += "/"; - } - return (isAbsolute ? "/" : "") + path; - }, - dirname: path => { - var result = PATH.splitPath(path), root = result[0], dir = result[1]; - if (!root && !dir) { - return "."; - } - if (dir) { - dir = dir.substr(0, dir.length - 1); - } - return root + dir; - }, - basename: path => { - if (path === "/") return "/"; - path = PATH.normalize(path); - path = path.replace(/\/$/, ""); - var lastSlash = path.lastIndexOf("/"); - if (lastSlash === -1) return path; - return path.substr(lastSlash + 1); - }, - join: (...paths) => PATH.normalize(paths.join("/")), - join2: (l, r) => PATH.normalize(l + "/" + r) -}; - -var PATH_FS = { - resolve: (...args) => { - var resolvedPath = "", resolvedAbsolute = false; - for (var i = args.length - 1; i >= -1 && !resolvedAbsolute; i--) { - var path = (i >= 0) ? args[i] : FS.cwd(); - if (typeof path != "string") { - throw new TypeError("Arguments to path.resolve must be strings"); - } else if (!path) { - return ""; - } - resolvedPath = path + "/" + resolvedPath; - resolvedAbsolute = PATH.isAbs(path); - } - resolvedPath = PATH.normalizeArray(resolvedPath.split("/").filter(p => !!p), !resolvedAbsolute).join("/"); - return ((resolvedAbsolute ? "/" : "") + resolvedPath) || "."; - }, - relative: (from, to) => { - from = PATH_FS.resolve(from).substr(1); - to = PATH_FS.resolve(to).substr(1); - function trim(arr) { - var start = 0; - for (;start < arr.length; start++) { - if (arr[start] !== "") break; - } - var end = arr.length - 1; - for (;end >= 0; end--) { - if (arr[end] !== "") break; - } - if (start > end) return []; - return arr.slice(start, end - start + 1); - } - var fromParts = trim(from.split("/")); - var toParts = trim(to.split("/")); - var length = Math.min(fromParts.length, toParts.length); - var samePartsLength = length; - for (var i = 0; i < length; i++) { - if (fromParts[i] !== toParts[i]) { - samePartsLength = i; - break; - } - } - var outputParts = []; - for (var i = samePartsLength; i < fromParts.length; i++) { - outputParts.push(".."); - } - outputParts = outputParts.concat(toParts.slice(samePartsLength)); - return outputParts.join("/"); - } -}; - -var FS_stdin_getChar_buffer = []; - -var lengthBytesUTF8 = str => { - var len = 0; - for (var i = 0; i < str.length; ++i) { - var c = str.charCodeAt(i); - if (c <= 127) { - len++; - } else if (c <= 2047) { - len += 2; - } else if (c >= 55296 && c <= 57343) { - len += 4; - ++i; - } else { - len += 3; - } - } - return len; -}; - -Module["lengthBytesUTF8"] = lengthBytesUTF8; - -var stringToUTF8Array = (str, heap, outIdx, maxBytesToWrite) => { - if (!(maxBytesToWrite > 0)) return 0; - var startIdx = outIdx; - var endIdx = outIdx + maxBytesToWrite - 1; - for (var i = 0; i < str.length; ++i) { - var u = str.charCodeAt(i); - if (u >= 55296 && u <= 57343) { - var u1 = str.charCodeAt(++i); - u = 65536 + ((u & 1023) << 10) | (u1 & 1023); - } - if (u <= 127) { - if (outIdx >= endIdx) break; - heap[outIdx++] = u; - } else if (u <= 2047) { - if (outIdx + 1 >= endIdx) break; - heap[outIdx++] = 192 | (u >> 6); - heap[outIdx++] = 128 | (u & 63); - } else if (u <= 65535) { - if (outIdx + 2 >= endIdx) break; - heap[outIdx++] = 224 | (u >> 12); - heap[outIdx++] = 128 | ((u >> 6) & 63); - heap[outIdx++] = 128 | (u & 63); - } else { - if (outIdx + 3 >= endIdx) break; - heap[outIdx++] = 240 | (u >> 18); - heap[outIdx++] = 128 | ((u >> 12) & 63); - heap[outIdx++] = 128 | ((u >> 6) & 63); - heap[outIdx++] = 128 | (u & 63); - } - } - heap[outIdx] = 0; - return outIdx - startIdx; -}; - -/** @type {function(string, boolean=, number=)} */ function intArrayFromString(stringy, dontAddNull, length) { - var len = length > 0 ? length : lengthBytesUTF8(stringy) + 1; - var u8array = new Array(len); - var numBytesWritten = stringToUTF8Array(stringy, u8array, 0, u8array.length); - if (dontAddNull) u8array.length = numBytesWritten; - return u8array; -} - -var FS_stdin_getChar = () => { - if (!FS_stdin_getChar_buffer.length) { - var result = null; - if (ENVIRONMENT_IS_NODE) { - var BUFSIZE = 256; - var buf = Buffer.alloc(BUFSIZE); - var bytesRead = 0; - /** @suppress {missingProperties} */ var fd = process.stdin.fd; - try { - bytesRead = fs.readSync(fd, buf, 0, BUFSIZE); - } catch (e) { - if (e.toString().includes("EOF")) bytesRead = 0; else throw e; - } - if (bytesRead > 0) { - result = buf.slice(0, bytesRead).toString("utf-8"); - } - } else {} - if (!result) { - return null; - } - FS_stdin_getChar_buffer = intArrayFromString(result, true); - } - return FS_stdin_getChar_buffer.shift(); -}; - -var TTY = { - ttys: [], - init() {}, - shutdown() {}, - register(dev, ops) { - TTY.ttys[dev] = { - input: [], - output: [], - ops: ops - }; - FS.registerDevice(dev, TTY.stream_ops); - }, - stream_ops: { - open(stream) { - var tty = TTY.ttys[stream.node.rdev]; - if (!tty) { - throw new FS.ErrnoError(43); - } - stream.tty = tty; - stream.seekable = false; - }, - close(stream) { - stream.tty.ops.fsync(stream.tty); - }, - fsync(stream) { - stream.tty.ops.fsync(stream.tty); - }, - read(stream, buffer, offset, length, pos) { - /* ignored */ if (!stream.tty || !stream.tty.ops.get_char) { - throw new FS.ErrnoError(60); - } - var bytesRead = 0; - for (var i = 0; i < length; i++) { - var result; - try { - result = stream.tty.ops.get_char(stream.tty); - } catch (e) { - throw new FS.ErrnoError(29); - } - if (result === undefined && bytesRead === 0) { - throw new FS.ErrnoError(6); - } - if (result === null || result === undefined) break; - bytesRead++; - buffer[offset + i] = result; - } - if (bytesRead) { - stream.node.timestamp = Date.now(); - } - return bytesRead; - }, - write(stream, buffer, offset, length, pos) { - if (!stream.tty || !stream.tty.ops.put_char) { - throw new FS.ErrnoError(60); - } - try { - for (var i = 0; i < length; i++) { - stream.tty.ops.put_char(stream.tty, buffer[offset + i]); - } - } catch (e) { - throw new FS.ErrnoError(29); - } - if (length) { - stream.node.timestamp = Date.now(); - } - return i; - } - }, - default_tty_ops: { - get_char(tty) { - return FS_stdin_getChar(); - }, - put_char(tty, val) { - if (val === null || val === 10) { - out(UTF8ArrayToString(tty.output, 0)); - tty.output = []; - } else { - if (val != 0) tty.output.push(val); - } - }, - fsync(tty) { - if (tty.output && tty.output.length > 0) { - out(UTF8ArrayToString(tty.output, 0)); - tty.output = []; - } - }, - ioctl_tcgets(tty) { - return { - c_iflag: 25856, - c_oflag: 5, - c_cflag: 191, - c_lflag: 35387, - c_cc: [ 3, 28, 127, 21, 4, 0, 1, 0, 17, 19, 26, 0, 18, 15, 23, 22, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 ] - }; - }, - ioctl_tcsets(tty, optional_actions, data) { - return 0; - }, - ioctl_tiocgwinsz(tty) { - return [ 24, 80 ]; - } - }, - default_tty1_ops: { - put_char(tty, val) { - if (val === null || val === 10) { - err(UTF8ArrayToString(tty.output, 0)); - tty.output = []; - } else { - if (val != 0) tty.output.push(val); - } - }, - fsync(tty) { - if (tty.output && tty.output.length > 0) { - err(UTF8ArrayToString(tty.output, 0)); - tty.output = []; - } - } - } -}; - -var zeroMemory = (address, size) => { - HEAPU8.fill(0, address, address + size); - return address; -}; - -var alignMemory = (size, alignment) => Math.ceil(size / alignment) * alignment; - -var mmapAlloc = size => { - size = alignMemory(size, 65536); - var ptr = _emscripten_builtin_memalign(65536, size); - if (!ptr) return 0; - return zeroMemory(ptr, size); -}; - -var MEMFS = { - ops_table: null, - mount(mount) { - return MEMFS.createNode(null, "/", 16384 | 511, /* 0777 */ 0); - }, - createNode(parent, name, mode, dev) { - if (FS.isBlkdev(mode) || FS.isFIFO(mode)) { - throw new FS.ErrnoError(63); - } - MEMFS.ops_table ||= { - dir: { - node: { - getattr: MEMFS.node_ops.getattr, - setattr: MEMFS.node_ops.setattr, - lookup: MEMFS.node_ops.lookup, - mknod: MEMFS.node_ops.mknod, - rename: MEMFS.node_ops.rename, - unlink: MEMFS.node_ops.unlink, - rmdir: MEMFS.node_ops.rmdir, - readdir: MEMFS.node_ops.readdir, - symlink: MEMFS.node_ops.symlink - }, - stream: { - llseek: MEMFS.stream_ops.llseek - } - }, - file: { - node: { - getattr: MEMFS.node_ops.getattr, - setattr: MEMFS.node_ops.setattr - }, - stream: { - llseek: MEMFS.stream_ops.llseek, - read: MEMFS.stream_ops.read, - write: MEMFS.stream_ops.write, - allocate: MEMFS.stream_ops.allocate, - mmap: MEMFS.stream_ops.mmap, - msync: MEMFS.stream_ops.msync - } - }, - link: { - node: { - getattr: MEMFS.node_ops.getattr, - setattr: MEMFS.node_ops.setattr, - readlink: MEMFS.node_ops.readlink - }, - stream: {} - }, - chrdev: { - node: { - getattr: MEMFS.node_ops.getattr, - setattr: MEMFS.node_ops.setattr - }, - stream: FS.chrdev_stream_ops - } - }; - var node = FS.createNode(parent, name, mode, dev); - if (FS.isDir(node.mode)) { - node.node_ops = MEMFS.ops_table.dir.node; - node.stream_ops = MEMFS.ops_table.dir.stream; - node.contents = {}; - } else if (FS.isFile(node.mode)) { - node.node_ops = MEMFS.ops_table.file.node; - node.stream_ops = MEMFS.ops_table.file.stream; - node.usedBytes = 0; - node.contents = null; - } else if (FS.isLink(node.mode)) { - node.node_ops = MEMFS.ops_table.link.node; - node.stream_ops = MEMFS.ops_table.link.stream; - } else if (FS.isChrdev(node.mode)) { - node.node_ops = MEMFS.ops_table.chrdev.node; - node.stream_ops = MEMFS.ops_table.chrdev.stream; - } - node.timestamp = Date.now(); - if (parent) { - parent.contents[name] = node; - parent.timestamp = node.timestamp; - } - return node; - }, - getFileDataAsTypedArray(node) { - if (!node.contents) return new Uint8Array(0); - if (node.contents.subarray) return node.contents.subarray(0, node.usedBytes); - return new Uint8Array(node.contents); - }, - expandFileStorage(node, newCapacity) { - var prevCapacity = node.contents ? node.contents.length : 0; - if (prevCapacity >= newCapacity) return; - var CAPACITY_DOUBLING_MAX = 1024 * 1024; - newCapacity = Math.max(newCapacity, (prevCapacity * (prevCapacity < CAPACITY_DOUBLING_MAX ? 2 : 1.125)) >>> 0); - if (prevCapacity != 0) newCapacity = Math.max(newCapacity, 256); - var oldContents = node.contents; - node.contents = new Uint8Array(newCapacity); - if (node.usedBytes > 0) node.contents.set(oldContents.subarray(0, node.usedBytes), 0); - }, - resizeFileStorage(node, newSize) { - if (node.usedBytes == newSize) return; - if (newSize == 0) { - node.contents = null; - node.usedBytes = 0; - } else { - var oldContents = node.contents; - node.contents = new Uint8Array(newSize); - if (oldContents) { - node.contents.set(oldContents.subarray(0, Math.min(newSize, node.usedBytes))); - } - node.usedBytes = newSize; - } - }, - node_ops: { - getattr(node) { - var attr = {}; - attr.dev = FS.isChrdev(node.mode) ? node.id : 1; - attr.ino = node.id; - attr.mode = node.mode; - attr.nlink = 1; - attr.uid = 0; - attr.gid = 0; - attr.rdev = node.rdev; - if (FS.isDir(node.mode)) { - attr.size = 4096; - } else if (FS.isFile(node.mode)) { - attr.size = node.usedBytes; - } else if (FS.isLink(node.mode)) { - attr.size = node.link.length; - } else { - attr.size = 0; - } - attr.atime = new Date(node.timestamp); - attr.mtime = new Date(node.timestamp); - attr.ctime = new Date(node.timestamp); - attr.blksize = 4096; - attr.blocks = Math.ceil(attr.size / attr.blksize); - return attr; - }, - setattr(node, attr) { - if (attr.mode !== undefined) { - node.mode = attr.mode; - } - if (attr.timestamp !== undefined) { - node.timestamp = attr.timestamp; - } - if (attr.size !== undefined) { - MEMFS.resizeFileStorage(node, attr.size); - } - }, - lookup(parent, name) { - throw FS.genericErrors[44]; - }, - mknod(parent, name, mode, dev) { - return MEMFS.createNode(parent, name, mode, dev); - }, - rename(old_node, new_dir, new_name) { - if (FS.isDir(old_node.mode)) { - var new_node; - try { - new_node = FS.lookupNode(new_dir, new_name); - } catch (e) {} - if (new_node) { - for (var i in new_node.contents) { - throw new FS.ErrnoError(55); - } - } - } - delete old_node.parent.contents[old_node.name]; - old_node.parent.timestamp = Date.now(); - old_node.name = new_name; - new_dir.contents[new_name] = old_node; - new_dir.timestamp = old_node.parent.timestamp; - }, - unlink(parent, name) { - delete parent.contents[name]; - parent.timestamp = Date.now(); - }, - rmdir(parent, name) { - var node = FS.lookupNode(parent, name); - for (var i in node.contents) { - throw new FS.ErrnoError(55); - } - delete parent.contents[name]; - parent.timestamp = Date.now(); - }, - readdir(node) { - var entries = [ ".", ".." ]; - for (var key of Object.keys(node.contents)) { - entries.push(key); - } - return entries; - }, - symlink(parent, newname, oldpath) { - var node = MEMFS.createNode(parent, newname, 511 | /* 0777 */ 40960, 0); - node.link = oldpath; - return node; - }, - readlink(node) { - if (!FS.isLink(node.mode)) { - throw new FS.ErrnoError(28); - } - return node.link; - } - }, - stream_ops: { - read(stream, buffer, offset, length, position) { - var contents = stream.node.contents; - if (position >= stream.node.usedBytes) return 0; - var size = Math.min(stream.node.usedBytes - position, length); - if (size > 8 && contents.subarray) { - buffer.set(contents.subarray(position, position + size), offset); - } else { - for (var i = 0; i < size; i++) buffer[offset + i] = contents[position + i]; - } - return size; - }, - write(stream, buffer, offset, length, position, canOwn) { - if (buffer.buffer === HEAP8.buffer) { - canOwn = false; - } - if (!length) return 0; - var node = stream.node; - node.timestamp = Date.now(); - if (buffer.subarray && (!node.contents || node.contents.subarray)) { - if (canOwn) { - node.contents = buffer.subarray(offset, offset + length); - node.usedBytes = length; - return length; - } else if (node.usedBytes === 0 && position === 0) { - node.contents = buffer.slice(offset, offset + length); - node.usedBytes = length; - return length; - } else if (position + length <= node.usedBytes) { - node.contents.set(buffer.subarray(offset, offset + length), position); - return length; - } - } - MEMFS.expandFileStorage(node, position + length); - if (node.contents.subarray && buffer.subarray) { - node.contents.set(buffer.subarray(offset, offset + length), position); - } else { - for (var i = 0; i < length; i++) { - node.contents[position + i] = buffer[offset + i]; - } - } - node.usedBytes = Math.max(node.usedBytes, position + length); - return length; - }, - llseek(stream, offset, whence) { - var position = offset; - if (whence === 1) { - position += stream.position; - } else if (whence === 2) { - if (FS.isFile(stream.node.mode)) { - position += stream.node.usedBytes; - } - } - if (position < 0) { - throw new FS.ErrnoError(28); - } - return position; - }, - allocate(stream, offset, length) { - MEMFS.expandFileStorage(stream.node, offset + length); - stream.node.usedBytes = Math.max(stream.node.usedBytes, offset + length); - }, - mmap(stream, length, position, prot, flags) { - if (!FS.isFile(stream.node.mode)) { - throw new FS.ErrnoError(43); - } - var ptr; - var allocated; - var contents = stream.node.contents; - if (!(flags & 2) && contents.buffer === HEAP8.buffer) { - allocated = false; - ptr = contents.byteOffset; - } else { - if (position > 0 || position + length < contents.length) { - if (contents.subarray) { - contents = contents.subarray(position, position + length); - } else { - contents = Array.prototype.slice.call(contents, position, position + length); - } - } - allocated = true; - ptr = mmapAlloc(length); - if (!ptr) { - throw new FS.ErrnoError(48); - } - HEAP8.set(contents, ptr); - } - return { - ptr: ptr, - allocated: allocated - }; - }, - msync(stream, buffer, offset, length, mmapFlags) { - MEMFS.stream_ops.write(stream, buffer, 0, length, offset, false); - return 0; - } - } -}; - -/** @param {boolean=} noRunDep */ var asyncLoad = (url, onload, onerror, noRunDep) => { - var dep = !noRunDep ? getUniqueRunDependency(`al ${url}`) : ""; - readAsync(url, arrayBuffer => { - onload(new Uint8Array(arrayBuffer)); - if (dep) removeRunDependency(dep); - }, event => { - if (onerror) { - onerror(); - } else { - throw `Loading data file "${url}" failed.`; - } - }); - if (dep) addRunDependency(dep); -}; - -var FS_createDataFile = (parent, name, fileData, canRead, canWrite, canOwn) => { - FS.createDataFile(parent, name, fileData, canRead, canWrite, canOwn); -}; - -var preloadPlugins = Module["preloadPlugins"] || []; - -var FS_handledByPreloadPlugin = (byteArray, fullname, finish, onerror) => { - if (typeof Browser != "undefined") Browser.init(); - var handled = false; - preloadPlugins.forEach(plugin => { - if (handled) return; - if (plugin["canHandle"](fullname)) { - plugin["handle"](byteArray, fullname, finish, onerror); - handled = true; - } - }); - return handled; -}; - -var FS_createPreloadedFile = (parent, name, url, canRead, canWrite, onload, onerror, dontCreateFile, canOwn, preFinish) => { - var fullname = name ? PATH_FS.resolve(PATH.join2(parent, name)) : parent; - var dep = getUniqueRunDependency(`cp ${fullname}`); - function processData(byteArray) { - function finish(byteArray) { - preFinish?.(); - if (!dontCreateFile) { - FS_createDataFile(parent, name, byteArray, canRead, canWrite, canOwn); - } - onload?.(); - removeRunDependency(dep); - } - if (FS_handledByPreloadPlugin(byteArray, fullname, finish, () => { - onerror?.(); - removeRunDependency(dep); - })) { - return; - } - finish(byteArray); - } - addRunDependency(dep); - if (typeof url == "string") { - asyncLoad(url, processData, onerror); - } else { - processData(url); - } -}; - -var FS_modeStringToFlags = str => { - var flagModes = { - "r": 0, - "r+": 2, - "w": 512 | 64 | 1, - "w+": 512 | 64 | 2, - "a": 1024 | 64 | 1, - "a+": 1024 | 64 | 2 - }; - var flags = flagModes[str]; - if (typeof flags == "undefined") { - throw new Error(`Unknown file open mode: ${str}`); - } - return flags; -}; - -var FS_getMode = (canRead, canWrite) => { - var mode = 0; - if (canRead) mode |= 292 | 73; - if (canWrite) mode |= 146; - return mode; -}; - -var ERRNO_CODES = { - "EPERM": 63, - "ENOENT": 44, - "ESRCH": 71, - "EINTR": 27, - "EIO": 29, - "ENXIO": 60, - "E2BIG": 1, - "ENOEXEC": 45, - "EBADF": 8, - "ECHILD": 12, - "EAGAIN": 6, - "EWOULDBLOCK": 6, - "ENOMEM": 48, - "EACCES": 2, - "EFAULT": 21, - "ENOTBLK": 105, - "EBUSY": 10, - "EEXIST": 20, - "EXDEV": 75, - "ENODEV": 43, - "ENOTDIR": 54, - "EISDIR": 31, - "EINVAL": 28, - "ENFILE": 41, - "EMFILE": 33, - "ENOTTY": 59, - "ETXTBSY": 74, - "EFBIG": 22, - "ENOSPC": 51, - "ESPIPE": 70, - "EROFS": 69, - "EMLINK": 34, - "EPIPE": 64, - "EDOM": 18, - "ERANGE": 68, - "ENOMSG": 49, - "EIDRM": 24, - "ECHRNG": 106, - "EL2NSYNC": 156, - "EL3HLT": 107, - "EL3RST": 108, - "ELNRNG": 109, - "EUNATCH": 110, - "ENOCSI": 111, - "EL2HLT": 112, - "EDEADLK": 16, - "ENOLCK": 46, - "EBADE": 113, - "EBADR": 114, - "EXFULL": 115, - "ENOANO": 104, - "EBADRQC": 103, - "EBADSLT": 102, - "EDEADLOCK": 16, - "EBFONT": 101, - "ENOSTR": 100, - "ENODATA": 116, - "ETIME": 117, - "ENOSR": 118, - "ENONET": 119, - "ENOPKG": 120, - "EREMOTE": 121, - "ENOLINK": 47, - "EADV": 122, - "ESRMNT": 123, - "ECOMM": 124, - "EPROTO": 65, - "EMULTIHOP": 36, - "EDOTDOT": 125, - "EBADMSG": 9, - "ENOTUNIQ": 126, - "EBADFD": 127, - "EREMCHG": 128, - "ELIBACC": 129, - "ELIBBAD": 130, - "ELIBSCN": 131, - "ELIBMAX": 132, - "ELIBEXEC": 133, - "ENOSYS": 52, - "ENOTEMPTY": 55, - "ENAMETOOLONG": 37, - "ELOOP": 32, - "EOPNOTSUPP": 138, - "EPFNOSUPPORT": 139, - "ECONNRESET": 15, - "ENOBUFS": 42, - "EAFNOSUPPORT": 5, - "EPROTOTYPE": 67, - "ENOTSOCK": 57, - "ENOPROTOOPT": 50, - "ESHUTDOWN": 140, - "ECONNREFUSED": 14, - "EADDRINUSE": 3, - "ECONNABORTED": 13, - "ENETUNREACH": 40, - "ENETDOWN": 38, - "ETIMEDOUT": 73, - "EHOSTDOWN": 142, - "EHOSTUNREACH": 23, - "EINPROGRESS": 26, - "EALREADY": 7, - "EDESTADDRREQ": 17, - "EMSGSIZE": 35, - "EPROTONOSUPPORT": 66, - "ESOCKTNOSUPPORT": 137, - "EADDRNOTAVAIL": 4, - "ENETRESET": 39, - "EISCONN": 30, - "ENOTCONN": 53, - "ETOOMANYREFS": 141, - "EUSERS": 136, - "EDQUOT": 19, - "ESTALE": 72, - "ENOTSUP": 138, - "ENOMEDIUM": 148, - "EILSEQ": 25, - "EOVERFLOW": 61, - "ECANCELED": 11, - "ENOTRECOVERABLE": 56, - "EOWNERDEAD": 62, - "ESTRPIPE": 135 -}; - -var NODEFS = { - isWindows: false, - staticInit() { - NODEFS.isWindows = !!process.platform.match(/^win/); - var flags = process.binding("constants"); - if (flags["fs"]) { - flags = flags["fs"]; - } - NODEFS.flagsForNodeMap = { - 1024: flags["O_APPEND"], - 64: flags["O_CREAT"], - 128: flags["O_EXCL"], - 256: flags["O_NOCTTY"], - 0: flags["O_RDONLY"], - 2: flags["O_RDWR"], - 4096: flags["O_SYNC"], - 512: flags["O_TRUNC"], - 1: flags["O_WRONLY"], - 131072: flags["O_NOFOLLOW"] - }; - }, - convertNodeCode(e) { - var code = e.code; - return ERRNO_CODES[code]; - }, - tryFSOperation(f) { - try { - return f(); - } catch (e) { - if (!e.code) throw e; - if (e.code === "UNKNOWN") throw new FS.ErrnoError(28); - throw new FS.ErrnoError(NODEFS.convertNodeCode(e)); - } - }, - mount(mount) { - return NODEFS.createNode(null, "/", NODEFS.getMode(mount.opts.root), 0); - }, - createNode(parent, name, mode, dev) { - if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { - throw new FS.ErrnoError(28); - } - var node = FS.createNode(parent, name, mode); - node.node_ops = NODEFS.node_ops; - node.stream_ops = NODEFS.stream_ops; - return node; - }, - getMode(path) { - var stat; - return NODEFS.tryFSOperation(() => { - stat = fs.lstatSync(path); - if (NODEFS.isWindows) { - stat.mode |= (stat.mode & 292) >> 2; - } - return stat.mode; - }); - }, - realPath(node) { - var parts = []; - while (node.parent !== node) { - parts.push(node.name); - node = node.parent; - } - parts.push(node.mount.opts.root); - parts.reverse(); - return PATH.join(...parts); - }, - flagsForNode(flags) { - flags &= ~2097152; - flags &= ~2048; - flags &= ~32768; - flags &= ~524288; - flags &= ~65536; - var newFlags = 0; - for (var k in NODEFS.flagsForNodeMap) { - if (flags & k) { - newFlags |= NODEFS.flagsForNodeMap[k]; - flags ^= k; - } - } - if (flags) { - throw new FS.ErrnoError(28); - } - return newFlags; - }, - node_ops: { - getattr(node) { - var path = NODEFS.realPath(node); - var stat; - NODEFS.tryFSOperation(() => stat = fs.lstatSync(path)); - if (NODEFS.isWindows) { - if (!stat.blksize) { - stat.blksize = 4096; - } - if (!stat.blocks) { - stat.blocks = (stat.size + stat.blksize - 1) / stat.blksize | 0; - } - stat.mode |= (stat.mode & 292) >> 2; - } - return { - dev: stat.dev, - ino: stat.ino, - mode: stat.mode, - nlink: stat.nlink, - uid: stat.uid, - gid: stat.gid, - rdev: stat.rdev, - size: stat.size, - atime: stat.atime, - mtime: stat.mtime, - ctime: stat.ctime, - blksize: stat.blksize, - blocks: stat.blocks - }; - }, - setattr(node, attr) { - var path = NODEFS.realPath(node); - NODEFS.tryFSOperation(() => { - if (attr.mode !== undefined) { - fs.chmodSync(path, attr.mode); - node.mode = attr.mode; - } - if (attr.timestamp !== undefined) { - var date = new Date(attr.timestamp); - fs.utimesSync(path, date, date); - } - if (attr.size !== undefined) { - fs.truncateSync(path, attr.size); - } - }); - }, - lookup(parent, name) { - var path = PATH.join2(NODEFS.realPath(parent), name); - var mode = NODEFS.getMode(path); - return NODEFS.createNode(parent, name, mode); - }, - mknod(parent, name, mode, dev) { - var node = NODEFS.createNode(parent, name, mode, dev); - var path = NODEFS.realPath(node); - NODEFS.tryFSOperation(() => { - if (FS.isDir(node.mode)) { - fs.mkdirSync(path, node.mode); - } else { - fs.writeFileSync(path, "", { - mode: node.mode - }); - } - }); - return node; - }, - rename(oldNode, newDir, newName) { - var oldPath = NODEFS.realPath(oldNode); - var newPath = PATH.join2(NODEFS.realPath(newDir), newName); - NODEFS.tryFSOperation(() => fs.renameSync(oldPath, newPath)); - oldNode.name = newName; - }, - unlink(parent, name) { - var path = PATH.join2(NODEFS.realPath(parent), name); - NODEFS.tryFSOperation(() => fs.unlinkSync(path)); - }, - rmdir(parent, name) { - var path = PATH.join2(NODEFS.realPath(parent), name); - NODEFS.tryFSOperation(() => fs.rmdirSync(path)); - }, - readdir(node) { - var path = NODEFS.realPath(node); - return NODEFS.tryFSOperation(() => fs.readdirSync(path)); - }, - symlink(parent, newName, oldPath) { - var newPath = PATH.join2(NODEFS.realPath(parent), newName); - NODEFS.tryFSOperation(() => fs.symlinkSync(oldPath, newPath)); - }, - readlink(node) { - var path = NODEFS.realPath(node); - return NODEFS.tryFSOperation(() => fs.readlinkSync(path)); - } - }, - stream_ops: { - open(stream) { - var path = NODEFS.realPath(stream.node); - NODEFS.tryFSOperation(() => { - if (FS.isFile(stream.node.mode)) { - stream.shared.refcount = 1; - stream.nfd = fs.openSync(path, NODEFS.flagsForNode(stream.flags)); - } - }); - }, - close(stream) { - NODEFS.tryFSOperation(() => { - if (FS.isFile(stream.node.mode) && stream.nfd && --stream.shared.refcount === 0) { - fs.closeSync(stream.nfd); - } - }); - }, - dup(stream) { - stream.shared.refcount++; - }, - read(stream, buffer, offset, length, position) { - if (length === 0) return 0; - return NODEFS.tryFSOperation(() => fs.readSync(stream.nfd, new Int8Array(buffer.buffer, offset, length), 0, length, position)); - }, - write(stream, buffer, offset, length, position) { - return NODEFS.tryFSOperation(() => fs.writeSync(stream.nfd, new Int8Array(buffer.buffer, offset, length), 0, length, position)); - }, - llseek(stream, offset, whence) { - var position = offset; - if (whence === 1) { - position += stream.position; - } else if (whence === 2) { - if (FS.isFile(stream.node.mode)) { - NODEFS.tryFSOperation(() => { - var stat = fs.fstatSync(stream.nfd); - position += stat.size; - }); - } - } - if (position < 0) { - throw new FS.ErrnoError(28); - } - return position; - }, - mmap(stream, length, position, prot, flags) { - if (!FS.isFile(stream.node.mode)) { - throw new FS.ErrnoError(43); - } - var ptr = mmapAlloc(length); - NODEFS.stream_ops.read(stream, HEAP8, ptr, length, position); - return { - ptr: ptr, - allocated: true - }; - }, - msync(stream, buffer, offset, length, mmapFlags) { - NODEFS.stream_ops.write(stream, buffer, 0, length, offset, false); - return 0; - } - } -}; - -var PROXYFS = { - mount(mount) { - return PROXYFS.createNode(null, "/", mount.opts.fs.lstat(mount.opts.root).mode, 0); - }, - createNode(parent, name, mode, dev) { - if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { - throw new FS.ErrnoError(ERRNO_CODES.EINVAL); - } - var node = FS.createNode(parent, name, mode); - node.node_ops = PROXYFS.node_ops; - node.stream_ops = PROXYFS.stream_ops; - return node; - }, - realPath(node) { - var parts = []; - while (node.parent !== node) { - parts.push(node.name); - node = node.parent; - } - parts.push(node.mount.opts.root); - parts.reverse(); - return PATH.join(...parts); - }, - node_ops: { - getattr(node) { - var path = PROXYFS.realPath(node); - var stat; - try { - stat = node.mount.opts.fs.lstat(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - return { - dev: stat.dev, - ino: stat.ino, - mode: stat.mode, - nlink: stat.nlink, - uid: stat.uid, - gid: stat.gid, - rdev: stat.rdev, - size: stat.size, - atime: stat.atime, - mtime: stat.mtime, - ctime: stat.ctime, - blksize: stat.blksize, - blocks: stat.blocks - }; - }, - setattr(node, attr) { - var path = PROXYFS.realPath(node); - try { - if (attr.mode !== undefined) { - node.mount.opts.fs.chmod(path, attr.mode); - node.mode = attr.mode; - } - if (attr.timestamp !== undefined) { - var date = new Date(attr.timestamp); - node.mount.opts.fs.utime(path, date, date); - } - if (attr.size !== undefined) { - node.mount.opts.fs.truncate(path, attr.size); - } - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - lookup(parent, name) { - try { - var path = PATH.join2(PROXYFS.realPath(parent), name); - var mode = parent.mount.opts.fs.lstat(path).mode; - var node = PROXYFS.createNode(parent, name, mode); - return node; - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - mknod(parent, name, mode, dev) { - var node = PROXYFS.createNode(parent, name, mode, dev); - var path = PROXYFS.realPath(node); - try { - if (FS.isDir(node.mode)) { - node.mount.opts.fs.mkdir(path, node.mode); - } else { - node.mount.opts.fs.writeFile(path, "", { - mode: node.mode - }); - } - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - return node; - }, - rename(oldNode, newDir, newName) { - var oldPath = PROXYFS.realPath(oldNode); - var newPath = PATH.join2(PROXYFS.realPath(newDir), newName); - try { - oldNode.mount.opts.fs.rename(oldPath, newPath); - oldNode.name = newName; - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - unlink(parent, name) { - var path = PATH.join2(PROXYFS.realPath(parent), name); - try { - parent.mount.opts.fs.unlink(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - rmdir(parent, name) { - var path = PATH.join2(PROXYFS.realPath(parent), name); - try { - parent.mount.opts.fs.rmdir(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - readdir(node) { - var path = PROXYFS.realPath(node); - try { - return node.mount.opts.fs.readdir(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - symlink(parent, newName, oldPath) { - var newPath = PATH.join2(PROXYFS.realPath(parent), newName); - try { - parent.mount.opts.fs.symlink(oldPath, newPath); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - readlink(node) { - var path = PROXYFS.realPath(node); - try { - return node.mount.opts.fs.readlink(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - } - }, - stream_ops: { - open(stream) { - var path = PROXYFS.realPath(stream.node); - try { - stream.nfd = stream.node.mount.opts.fs.open(path, stream.flags); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - close(stream) { - try { - stream.node.mount.opts.fs.close(stream.nfd); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - read(stream, buffer, offset, length, position) { - try { - return stream.node.mount.opts.fs.read(stream.nfd, buffer, offset, length, position); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - write(stream, buffer, offset, length, position) { - try { - return stream.node.mount.opts.fs.write(stream.nfd, buffer, offset, length, position); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - llseek(stream, offset, whence) { - var position = offset; - if (whence === 1) { - position += stream.position; - } else if (whence === 2) { - if (FS.isFile(stream.node.mode)) { - try { - var stat = stream.node.node_ops.getattr(stream.node); - position += stat.size; - } catch (e) { - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - } - } - if (position < 0) { - throw new FS.ErrnoError(ERRNO_CODES.EINVAL); - } - return position; - } - } -}; - -var FS = { - root: null, - mounts: [], - devices: {}, - streams: [], - nextInode: 1, - nameTable: null, - currentPath: "/", - initialized: false, - ignorePermissions: true, - ErrnoError: class { - constructor(errno) { - this.name = "ErrnoError"; - this.errno = errno; - } - }, - genericErrors: {}, - filesystems: null, - syncFSRequests: 0, - FSStream: class { - constructor() { - this.shared = {}; - } - get object() { - return this.node; - } - set object(val) { - this.node = val; - } - get isRead() { - return (this.flags & 2097155) !== 1; - } - get isWrite() { - return (this.flags & 2097155) !== 0; - } - get isAppend() { - return (this.flags & 1024); - } - get flags() { - return this.shared.flags; - } - set flags(val) { - this.shared.flags = val; - } - get position() { - return this.shared.position; - } - set position(val) { - this.shared.position = val; - } - }, - FSNode: class { - constructor(parent, name, mode, rdev) { - if (!parent) { - parent = this; - } - this.parent = parent; - this.mount = parent.mount; - this.mounted = null; - this.id = FS.nextInode++; - this.name = name; - this.mode = mode; - this.node_ops = {}; - this.stream_ops = {}; - this.rdev = rdev; - this.readMode = 292 | /*292*/ 73; - /*73*/ this.writeMode = 146; - } - /*146*/ get read() { - return (this.mode & this.readMode) === this.readMode; - } - set read(val) { - val ? this.mode |= this.readMode : this.mode &= ~this.readMode; - } - get write() { - return (this.mode & this.writeMode) === this.writeMode; - } - set write(val) { - val ? this.mode |= this.writeMode : this.mode &= ~this.writeMode; - } - get isFolder() { - return FS.isDir(this.mode); - } - get isDevice() { - return FS.isChrdev(this.mode); - } - }, - lookupPath(path, opts = {}) { - path = PATH_FS.resolve(path); - if (!path) return { - path: "", - node: null - }; - var defaults = { - follow_mount: true, - recurse_count: 0 - }; - opts = Object.assign(defaults, opts); - if (opts.recurse_count > 8) { - throw new FS.ErrnoError(32); - } - var parts = path.split("/").filter(p => !!p); - var current = FS.root; - var current_path = "/"; - for (var i = 0; i < parts.length; i++) { - var islast = (i === parts.length - 1); - if (islast && opts.parent) { - break; - } - current = FS.lookupNode(current, parts[i]); - current_path = PATH.join2(current_path, parts[i]); - if (FS.isMountpoint(current)) { - if (!islast || (islast && opts.follow_mount)) { - current = current.mounted.root; - } - } - if (!islast || opts.follow) { - var count = 0; - while (FS.isLink(current.mode)) { - var link = FS.readlink(current_path); - current_path = PATH_FS.resolve(PATH.dirname(current_path), link); - var lookup = FS.lookupPath(current_path, { - recurse_count: opts.recurse_count + 1 - }); - current = lookup.node; - if (count++ > 40) { - throw new FS.ErrnoError(32); - } - } - } - } - return { - path: current_path, - node: current - }; - }, - getPath(node) { - var path; - while (true) { - if (FS.isRoot(node)) { - var mount = node.mount.mountpoint; - if (!path) return mount; - return mount[mount.length - 1] !== "/" ? `${mount}/${path}` : mount + path; - } - path = path ? `${node.name}/${path}` : node.name; - node = node.parent; - } - }, - hashName(parentid, name) { - var hash = 0; - for (var i = 0; i < name.length; i++) { - hash = ((hash << 5) - hash + name.charCodeAt(i)) | 0; - } - return ((parentid + hash) >>> 0) % FS.nameTable.length; - }, - hashAddNode(node) { - var hash = FS.hashName(node.parent.id, node.name); - node.name_next = FS.nameTable[hash]; - FS.nameTable[hash] = node; - }, - hashRemoveNode(node) { - var hash = FS.hashName(node.parent.id, node.name); - if (FS.nameTable[hash] === node) { - FS.nameTable[hash] = node.name_next; - } else { - var current = FS.nameTable[hash]; - while (current) { - if (current.name_next === node) { - current.name_next = node.name_next; - break; - } - current = current.name_next; - } - } - }, - lookupNode(parent, name) { - var errCode = FS.mayLookup(parent); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - var hash = FS.hashName(parent.id, name); - for (var node = FS.nameTable[hash]; node; node = node.name_next) { - var nodeName = node.name; - if (node.parent.id === parent.id && nodeName === name) { - return node; - } - } - return FS.lookup(parent, name); - }, - createNode(parent, name, mode, rdev) { - var node = new FS.FSNode(parent, name, mode, rdev); - FS.hashAddNode(node); - return node; - }, - destroyNode(node) { - FS.hashRemoveNode(node); - }, - isRoot(node) { - return node === node.parent; - }, - isMountpoint(node) { - return !!node.mounted; - }, - isFile(mode) { - return (mode & 61440) === 32768; - }, - isDir(mode) { - return (mode & 61440) === 16384; - }, - isLink(mode) { - return (mode & 61440) === 40960; - }, - isChrdev(mode) { - return (mode & 61440) === 8192; - }, - isBlkdev(mode) { - return (mode & 61440) === 24576; - }, - isFIFO(mode) { - return (mode & 61440) === 4096; - }, - isSocket(mode) { - return (mode & 49152) === 49152; - }, - flagsToPermissionString(flag) { - var perms = [ "r", "w", "rw" ][flag & 3]; - if ((flag & 512)) { - perms += "w"; - } - return perms; - }, - nodePermissions(node, perms) { - if (FS.ignorePermissions) { - return 0; - } - if (perms.includes("r") && !(node.mode & 292)) { - return 2; - } else if (perms.includes("w") && !(node.mode & 146)) { - return 2; - } else if (perms.includes("x") && !(node.mode & 73)) { - return 2; - } - return 0; - }, - mayLookup(dir) { - if (!FS.isDir(dir.mode)) return 54; - var errCode = FS.nodePermissions(dir, "x"); - if (errCode) return errCode; - if (!dir.node_ops.lookup) return 2; - return 0; - }, - mayCreate(dir, name) { - try { - var node = FS.lookupNode(dir, name); - return 20; - } catch (e) {} - return FS.nodePermissions(dir, "wx"); - }, - mayDelete(dir, name, isdir) { - var node; - try { - node = FS.lookupNode(dir, name); - } catch (e) { - return e.errno; - } - var errCode = FS.nodePermissions(dir, "wx"); - if (errCode) { - return errCode; - } - if (isdir) { - if (!FS.isDir(node.mode)) { - return 54; - } - if (FS.isRoot(node) || FS.getPath(node) === FS.cwd()) { - return 10; - } - } else { - if (FS.isDir(node.mode)) { - return 31; - } - } - return 0; - }, - mayOpen(node, flags) { - if (!node) { - return 44; - } - if (FS.isLink(node.mode)) { - return 32; - } else if (FS.isDir(node.mode)) { - if (FS.flagsToPermissionString(flags) !== "r" || (flags & 512)) { - return 31; - } - } - return FS.nodePermissions(node, FS.flagsToPermissionString(flags)); - }, - MAX_OPEN_FDS: 4096, - nextfd() { - for (var fd = 0; fd <= FS.MAX_OPEN_FDS; fd++) { - if (!FS.streams[fd]) { - return fd; - } - } - throw new FS.ErrnoError(33); - }, - getStreamChecked(fd) { - var stream = FS.getStream(fd); - if (!stream) { - throw new FS.ErrnoError(8); - } - return stream; - }, - getStream: fd => FS.streams[fd], - createStream(stream, fd = -1) { - stream = Object.assign(new FS.FSStream, stream); - if (fd == -1) { - fd = FS.nextfd(); - } - stream.fd = fd; - FS.streams[fd] = stream; - return stream; - }, - closeStream(fd) { - FS.streams[fd] = null; - }, - dupStream(origStream, fd = -1) { - var stream = FS.createStream(origStream, fd); - stream.stream_ops?.dup?.(stream); - return stream; - }, - chrdev_stream_ops: { - open(stream) { - var device = FS.getDevice(stream.node.rdev); - stream.stream_ops = device.stream_ops; - stream.stream_ops.open?.(stream); - }, - llseek() { - throw new FS.ErrnoError(70); - } - }, - major: dev => ((dev) >> 8), - minor: dev => ((dev) & 255), - makedev: (ma, mi) => ((ma) << 8 | (mi)), - registerDevice(dev, ops) { - FS.devices[dev] = { - stream_ops: ops - }; - }, - getDevice: dev => FS.devices[dev], - getMounts(mount) { - var mounts = []; - var check = [ mount ]; - while (check.length) { - var m = check.pop(); - mounts.push(m); - check.push(...m.mounts); - } - return mounts; - }, - syncfs(populate, callback) { - if (typeof populate == "function") { - callback = populate; - populate = false; - } - FS.syncFSRequests++; - if (FS.syncFSRequests > 1) { - err(`warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work`); - } - var mounts = FS.getMounts(FS.root.mount); - var completed = 0; - function doCallback(errCode) { - FS.syncFSRequests--; - return callback(errCode); - } - function done(errCode) { - if (errCode) { - if (!done.errored) { - done.errored = true; - return doCallback(errCode); - } - return; - } - if (++completed >= mounts.length) { - doCallback(null); - } - } - mounts.forEach(mount => { - if (!mount.type.syncfs) { - return done(null); - } - mount.type.syncfs(mount, populate, done); - }); - }, - mount(type, opts, mountpoint) { - var root = mountpoint === "/"; - var pseudo = !mountpoint; - var node; - if (root && FS.root) { - throw new FS.ErrnoError(10); - } else if (!root && !pseudo) { - var lookup = FS.lookupPath(mountpoint, { - follow_mount: false - }); - mountpoint = lookup.path; - node = lookup.node; - if (FS.isMountpoint(node)) { - throw new FS.ErrnoError(10); - } - if (!FS.isDir(node.mode)) { - throw new FS.ErrnoError(54); - } - } - var mount = { - type: type, - opts: opts, - mountpoint: mountpoint, - mounts: [] - }; - var mountRoot = type.mount(mount); - mountRoot.mount = mount; - mount.root = mountRoot; - if (root) { - FS.root = mountRoot; - } else if (node) { - node.mounted = mount; - if (node.mount) { - node.mount.mounts.push(mount); - } - } - return mountRoot; - }, - unmount(mountpoint) { - var lookup = FS.lookupPath(mountpoint, { - follow_mount: false - }); - if (!FS.isMountpoint(lookup.node)) { - throw new FS.ErrnoError(28); - } - var node = lookup.node; - var mount = node.mounted; - var mounts = FS.getMounts(mount); - Object.keys(FS.nameTable).forEach(hash => { - var current = FS.nameTable[hash]; - while (current) { - var next = current.name_next; - if (mounts.includes(current.mount)) { - FS.destroyNode(current); - } - current = next; - } - }); - node.mounted = null; - var idx = node.mount.mounts.indexOf(mount); - node.mount.mounts.splice(idx, 1); - }, - lookup(parent, name) { - return parent.node_ops.lookup(parent, name); - }, - mknod(path, mode, dev) { - var lookup = FS.lookupPath(path, { - parent: true - }); - var parent = lookup.node; - var name = PATH.basename(path); - if (!name || name === "." || name === "..") { - throw new FS.ErrnoError(28); - } - var errCode = FS.mayCreate(parent, name); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!parent.node_ops.mknod) { - throw new FS.ErrnoError(63); - } - return parent.node_ops.mknod(parent, name, mode, dev); - }, - create(path, mode) { - mode = mode !== undefined ? mode : 438; - /* 0666 */ mode &= 4095; - mode |= 32768; - return FS.mknod(path, mode, 0); - }, - mkdir(path, mode) { - mode = mode !== undefined ? mode : 511; - /* 0777 */ mode &= 511 | 512; - mode |= 16384; - return FS.mknod(path, mode, 0); - }, - mkdirTree(path, mode) { - var dirs = path.split("/"); - var d = ""; - for (var i = 0; i < dirs.length; ++i) { - if (!dirs[i]) continue; - d += "/" + dirs[i]; - try { - FS.mkdir(d, mode); - } catch (e) { - if (e.errno != 20) throw e; - } - } - }, - mkdev(path, mode, dev) { - if (typeof dev == "undefined") { - dev = mode; - mode = 438; - } - /* 0666 */ mode |= 8192; - return FS.mknod(path, mode, dev); - }, - symlink(oldpath, newpath) { - if (!PATH_FS.resolve(oldpath)) { - throw new FS.ErrnoError(44); - } - var lookup = FS.lookupPath(newpath, { - parent: true - }); - var parent = lookup.node; - if (!parent) { - throw new FS.ErrnoError(44); - } - var newname = PATH.basename(newpath); - var errCode = FS.mayCreate(parent, newname); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!parent.node_ops.symlink) { - throw new FS.ErrnoError(63); - } - return parent.node_ops.symlink(parent, newname, oldpath); - }, - rename(old_path, new_path) { - var old_dirname = PATH.dirname(old_path); - var new_dirname = PATH.dirname(new_path); - var old_name = PATH.basename(old_path); - var new_name = PATH.basename(new_path); - var lookup, old_dir, new_dir; - lookup = FS.lookupPath(old_path, { - parent: true - }); - old_dir = lookup.node; - lookup = FS.lookupPath(new_path, { - parent: true - }); - new_dir = lookup.node; - if (!old_dir || !new_dir) throw new FS.ErrnoError(44); - if (old_dir.mount !== new_dir.mount) { - throw new FS.ErrnoError(75); - } - var old_node = FS.lookupNode(old_dir, old_name); - var relative = PATH_FS.relative(old_path, new_dirname); - if (relative.charAt(0) !== ".") { - throw new FS.ErrnoError(28); - } - relative = PATH_FS.relative(new_path, old_dirname); - if (relative.charAt(0) !== ".") { - throw new FS.ErrnoError(55); - } - var new_node; - try { - new_node = FS.lookupNode(new_dir, new_name); - } catch (e) {} - if (old_node === new_node) { - return; - } - var isdir = FS.isDir(old_node.mode); - var errCode = FS.mayDelete(old_dir, old_name, isdir); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - errCode = new_node ? FS.mayDelete(new_dir, new_name, isdir) : FS.mayCreate(new_dir, new_name); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!old_dir.node_ops.rename) { - throw new FS.ErrnoError(63); - } - if (FS.isMountpoint(old_node) || (new_node && FS.isMountpoint(new_node))) { - throw new FS.ErrnoError(10); - } - if (new_dir !== old_dir) { - errCode = FS.nodePermissions(old_dir, "w"); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - } - FS.hashRemoveNode(old_node); - try { - old_dir.node_ops.rename(old_node, new_dir, new_name); - old_node.parent = new_dir; - } catch (e) { - throw e; - } finally { - FS.hashAddNode(old_node); - } - }, - rmdir(path) { - var lookup = FS.lookupPath(path, { - parent: true - }); - var parent = lookup.node; - var name = PATH.basename(path); - var node = FS.lookupNode(parent, name); - var errCode = FS.mayDelete(parent, name, true); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!parent.node_ops.rmdir) { - throw new FS.ErrnoError(63); - } - if (FS.isMountpoint(node)) { - throw new FS.ErrnoError(10); - } - parent.node_ops.rmdir(parent, name); - FS.destroyNode(node); - }, - readdir(path) { - var lookup = FS.lookupPath(path, { - follow: true - }); - var node = lookup.node; - if (!node.node_ops.readdir) { - throw new FS.ErrnoError(54); - } - return node.node_ops.readdir(node); - }, - unlink(path) { - var lookup = FS.lookupPath(path, { - parent: true - }); - var parent = lookup.node; - if (!parent) { - throw new FS.ErrnoError(44); - } - var name = PATH.basename(path); - var node = FS.lookupNode(parent, name); - var errCode = FS.mayDelete(parent, name, false); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!parent.node_ops.unlink) { - throw new FS.ErrnoError(63); - } - if (FS.isMountpoint(node)) { - throw new FS.ErrnoError(10); - } - parent.node_ops.unlink(parent, name); - FS.destroyNode(node); - }, - readlink(path) { - var lookup = FS.lookupPath(path); - var link = lookup.node; - if (!link) { - throw new FS.ErrnoError(44); - } - if (!link.node_ops.readlink) { - throw new FS.ErrnoError(28); - } - return PATH_FS.resolve(FS.getPath(link.parent), link.node_ops.readlink(link)); - }, - stat(path, dontFollow) { - var lookup = FS.lookupPath(path, { - follow: !dontFollow - }); - var node = lookup.node; - if (!node) { - throw new FS.ErrnoError(44); - } - if (!node.node_ops.getattr) { - throw new FS.ErrnoError(63); - } - return node.node_ops.getattr(node); - }, - lstat(path) { - return FS.stat(path, true); - }, - chmod(path, mode, dontFollow) { - var node; - if (typeof path == "string") { - var lookup = FS.lookupPath(path, { - follow: !dontFollow - }); - node = lookup.node; - } else { - node = path; - } - if (!node.node_ops.setattr) { - throw new FS.ErrnoError(63); - } - node.node_ops.setattr(node, { - mode: (mode & 4095) | (node.mode & ~4095), - timestamp: Date.now() - }); - }, - lchmod(path, mode) { - FS.chmod(path, mode, true); - }, - fchmod(fd, mode) { - var stream = FS.getStreamChecked(fd); - FS.chmod(stream.node, mode); - }, - chown(path, uid, gid, dontFollow) { - var node; - if (typeof path == "string") { - var lookup = FS.lookupPath(path, { - follow: !dontFollow - }); - node = lookup.node; - } else { - node = path; - } - if (!node.node_ops.setattr) { - throw new FS.ErrnoError(63); - } - node.node_ops.setattr(node, { - timestamp: Date.now() - }); - }, - lchown(path, uid, gid) { - FS.chown(path, uid, gid, true); - }, - fchown(fd, uid, gid) { - var stream = FS.getStreamChecked(fd); - FS.chown(stream.node, uid, gid); - }, - truncate(path, len) { - if (len < 0) { - throw new FS.ErrnoError(28); - } - var node; - if (typeof path == "string") { - var lookup = FS.lookupPath(path, { - follow: true - }); - node = lookup.node; - } else { - node = path; - } - if (!node.node_ops.setattr) { - throw new FS.ErrnoError(63); - } - if (FS.isDir(node.mode)) { - throw new FS.ErrnoError(31); - } - if (!FS.isFile(node.mode)) { - throw new FS.ErrnoError(28); - } - var errCode = FS.nodePermissions(node, "w"); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - node.node_ops.setattr(node, { - size: len, - timestamp: Date.now() - }); - }, - ftruncate(fd, len) { - var stream = FS.getStreamChecked(fd); - if ((stream.flags & 2097155) === 0) { - throw new FS.ErrnoError(28); - } - FS.truncate(stream.node, len); - }, - utime(path, atime, mtime) { - var lookup = FS.lookupPath(path, { - follow: true - }); - var node = lookup.node; - node.node_ops.setattr(node, { - timestamp: Math.max(atime, mtime) - }); - }, - open(path, flags, mode) { - if (path === "") { - throw new FS.ErrnoError(44); - } - flags = typeof flags == "string" ? FS_modeStringToFlags(flags) : flags; - if ((flags & 64)) { - mode = typeof mode == "undefined" ? 438 : /* 0666 */ mode; - mode = (mode & 4095) | 32768; - } else { - mode = 0; - } - var node; - if (typeof path == "object") { - node = path; - } else { - path = PATH.normalize(path); - try { - var lookup = FS.lookupPath(path, { - follow: !(flags & 131072) - }); - node = lookup.node; - } catch (e) {} - } - var created = false; - if ((flags & 64)) { - if (node) { - if ((flags & 128)) { - throw new FS.ErrnoError(20); - } - } else { - node = FS.mknod(path, mode, 0); - created = true; - } - } - if (!node) { - throw new FS.ErrnoError(44); - } - if (FS.isChrdev(node.mode)) { - flags &= ~512; - } - if ((flags & 65536) && !FS.isDir(node.mode)) { - throw new FS.ErrnoError(54); - } - if (!created) { - var errCode = FS.mayOpen(node, flags); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - } - if ((flags & 512) && !created) { - FS.truncate(node, 0); - } - flags &= ~(128 | 512 | 131072); - var stream = FS.createStream({ - node: node, - path: FS.getPath(node), - flags: flags, - seekable: true, - position: 0, - stream_ops: node.stream_ops, - ungotten: [], - error: false - }); - if (stream.stream_ops.open) { - stream.stream_ops.open(stream); - } - if (Module["logReadFiles"] && !(flags & 1)) { - if (!FS.readFiles) FS.readFiles = {}; - if (!(path in FS.readFiles)) { - FS.readFiles[path] = 1; - } - } - return stream; - }, - close(stream) { - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if (stream.getdents) stream.getdents = null; - try { - if (stream.stream_ops.close) { - stream.stream_ops.close(stream); - } - } catch (e) { - throw e; - } finally { - FS.closeStream(stream.fd); - } - stream.fd = null; - }, - isClosed(stream) { - return stream.fd === null; - }, - llseek(stream, offset, whence) { - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if (!stream.seekable || !stream.stream_ops.llseek) { - throw new FS.ErrnoError(70); - } - if (whence != 0 && whence != 1 && whence != 2) { - throw new FS.ErrnoError(28); - } - stream.position = stream.stream_ops.llseek(stream, offset, whence); - stream.ungotten = []; - return stream.position; - }, - read(stream, buffer, offset, length, position) { - if (length < 0 || position < 0) { - throw new FS.ErrnoError(28); - } - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if ((stream.flags & 2097155) === 1) { - throw new FS.ErrnoError(8); - } - if (FS.isDir(stream.node.mode)) { - throw new FS.ErrnoError(31); - } - if (!stream.stream_ops.read) { - throw new FS.ErrnoError(28); - } - var seeking = typeof position != "undefined"; - if (!seeking) { - position = stream.position; - } else if (!stream.seekable) { - throw new FS.ErrnoError(70); - } - var bytesRead = stream.stream_ops.read(stream, buffer, offset, length, position); - if (!seeking) stream.position += bytesRead; - return bytesRead; - }, - write(stream, buffer, offset, length, position, canOwn) { - if (length < 0 || position < 0) { - throw new FS.ErrnoError(28); - } - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if ((stream.flags & 2097155) === 0) { - throw new FS.ErrnoError(8); - } - if (FS.isDir(stream.node.mode)) { - throw new FS.ErrnoError(31); - } - if (!stream.stream_ops.write) { - throw new FS.ErrnoError(28); - } - if (stream.seekable && stream.flags & 1024) { - FS.llseek(stream, 0, 2); - } - var seeking = typeof position != "undefined"; - if (!seeking) { - position = stream.position; - } else if (!stream.seekable) { - throw new FS.ErrnoError(70); - } - var bytesWritten = stream.stream_ops.write(stream, buffer, offset, length, position, canOwn); - if (!seeking) stream.position += bytesWritten; - return bytesWritten; - }, - allocate(stream, offset, length) { - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if (offset < 0 || length <= 0) { - throw new FS.ErrnoError(28); - } - if ((stream.flags & 2097155) === 0) { - throw new FS.ErrnoError(8); - } - if (!FS.isFile(stream.node.mode) && !FS.isDir(stream.node.mode)) { - throw new FS.ErrnoError(43); - } - if (!stream.stream_ops.allocate) { - throw new FS.ErrnoError(138); - } - stream.stream_ops.allocate(stream, offset, length); - }, - mmap(stream, length, position, prot, flags) { - if ((prot & 2) !== 0 && (flags & 2) === 0 && (stream.flags & 2097155) !== 2) { - throw new FS.ErrnoError(2); - } - if ((stream.flags & 2097155) === 1) { - throw new FS.ErrnoError(2); - } - if (!stream.stream_ops.mmap) { - throw new FS.ErrnoError(43); - } - return stream.stream_ops.mmap(stream, length, position, prot, flags); - }, - msync(stream, buffer, offset, length, mmapFlags) { - if (!stream.stream_ops.msync) { - return 0; - } - return stream.stream_ops.msync(stream, buffer, offset, length, mmapFlags); - }, - ioctl(stream, cmd, arg) { - if (!stream.stream_ops.ioctl) { - throw new FS.ErrnoError(59); - } - return stream.stream_ops.ioctl(stream, cmd, arg); - }, - readFile(path, opts = {}) { - opts.flags = opts.flags || 0; - opts.encoding = opts.encoding || "binary"; - if (opts.encoding !== "utf8" && opts.encoding !== "binary") { - throw new Error(`Invalid encoding type "${opts.encoding}"`); - } - var ret; - var stream = FS.open(path, opts.flags); - var stat = FS.stat(path); - var length = stat.size; - var buf = new Uint8Array(length); - FS.read(stream, buf, 0, length, 0); - if (opts.encoding === "utf8") { - ret = UTF8ArrayToString(buf, 0); - } else if (opts.encoding === "binary") { - ret = buf; - } - FS.close(stream); - return ret; - }, - writeFile(path, data, opts = {}) { - opts.flags = opts.flags || 577; - var stream = FS.open(path, opts.flags, opts.mode); - if (typeof data == "string") { - var buf = new Uint8Array(lengthBytesUTF8(data) + 1); - var actualNumBytes = stringToUTF8Array(data, buf, 0, buf.length); - FS.write(stream, buf, 0, actualNumBytes, undefined, opts.canOwn); - } else if (ArrayBuffer.isView(data)) { - FS.write(stream, data, 0, data.byteLength, undefined, opts.canOwn); - } else { - throw new Error("Unsupported data type"); - } - FS.close(stream); - }, - cwd: () => FS.currentPath, - chdir(path) { - var lookup = FS.lookupPath(path, { - follow: true - }); - if (lookup.node === null) { - throw new FS.ErrnoError(44); - } - if (!FS.isDir(lookup.node.mode)) { - throw new FS.ErrnoError(54); - } - var errCode = FS.nodePermissions(lookup.node, "x"); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - FS.currentPath = lookup.path; - }, - createDefaultDirectories() { - FS.mkdir("/tmp"); - FS.mkdir("/home"); - FS.mkdir("/home/web_user"); - }, - createDefaultDevices() { - FS.mkdir("/dev"); - FS.registerDevice(FS.makedev(1, 3), { - read: () => 0, - write: (stream, buffer, offset, length, pos) => length - }); - FS.mkdev("/dev/null", FS.makedev(1, 3)); - TTY.register(FS.makedev(5, 0), TTY.default_tty_ops); - TTY.register(FS.makedev(6, 0), TTY.default_tty1_ops); - FS.mkdev("/dev/tty", FS.makedev(5, 0)); - FS.mkdev("/dev/tty1", FS.makedev(6, 0)); - var randomBuffer = new Uint8Array(1024), randomLeft = 0; - var randomByte = () => { - if (randomLeft === 0) { - randomLeft = randomFill(randomBuffer).byteLength; - } - return randomBuffer[--randomLeft]; - }; - FS.createDevice("/dev", "random", randomByte); - FS.createDevice("/dev", "urandom", randomByte); - FS.mkdir("/dev/shm"); - FS.mkdir("/dev/shm/tmp"); - }, - createSpecialDirectories() { - FS.mkdir("/proc"); - var proc_self = FS.mkdir("/proc/self"); - FS.mkdir("/proc/self/fd"); - FS.mount({ - mount() { - var node = FS.createNode(proc_self, "fd", 16384 | 511, /* 0777 */ 73); - node.node_ops = { - lookup(parent, name) { - var fd = +name; - var stream = FS.getStreamChecked(fd); - var ret = { - parent: null, - mount: { - mountpoint: "fake" - }, - node_ops: { - readlink: () => stream.path - } - }; - ret.parent = ret; - return ret; - } - }; - return node; - } - }, {}, "/proc/self/fd"); - }, - createStandardStreams() { - if (Module["stdin"]) { - FS.createDevice("/dev", "stdin", Module["stdin"]); - } else { - FS.symlink("/dev/tty", "/dev/stdin"); - } - if (Module["stdout"]) { - FS.createDevice("/dev", "stdout", null, Module["stdout"]); - } else { - FS.symlink("/dev/tty", "/dev/stdout"); - } - if (Module["stderr"]) { - FS.createDevice("/dev", "stderr", null, Module["stderr"]); - } else { - FS.symlink("/dev/tty1", "/dev/stderr"); - } - var stdin = FS.open("/dev/stdin", 0); - var stdout = FS.open("/dev/stdout", 1); - var stderr = FS.open("/dev/stderr", 1); - }, - staticInit() { - [ 44 ].forEach(code => { - FS.genericErrors[code] = new FS.ErrnoError(code); - FS.genericErrors[code].stack = ""; - }); - FS.nameTable = new Array(4096); - FS.mount(MEMFS, {}, "/"); - FS.createDefaultDirectories(); - FS.createDefaultDevices(); - FS.createSpecialDirectories(); - FS.filesystems = { - "MEMFS": MEMFS, - "NODEFS": NODEFS, - "PROXYFS": PROXYFS - }; - }, - init(input, output, error) { - FS.init.initialized = true; - Module["stdin"] = input || Module["stdin"]; - Module["stdout"] = output || Module["stdout"]; - Module["stderr"] = error || Module["stderr"]; - FS.createStandardStreams(); - }, - quit() { - FS.init.initialized = false; - _fflush(0); - for (var i = 0; i < FS.streams.length; i++) { - var stream = FS.streams[i]; - if (!stream) { - continue; - } - FS.close(stream); - } - }, - findObject(path, dontResolveLastLink) { - var ret = FS.analyzePath(path, dontResolveLastLink); - if (!ret.exists) { - return null; - } - return ret.object; - }, - analyzePath(path, dontResolveLastLink) { - try { - var lookup = FS.lookupPath(path, { - follow: !dontResolveLastLink - }); - path = lookup.path; - } catch (e) {} - var ret = { - isRoot: false, - exists: false, - error: 0, - name: null, - path: null, - object: null, - parentExists: false, - parentPath: null, - parentObject: null - }; - try { - var lookup = FS.lookupPath(path, { - parent: true - }); - ret.parentExists = true; - ret.parentPath = lookup.path; - ret.parentObject = lookup.node; - ret.name = PATH.basename(path); - lookup = FS.lookupPath(path, { - follow: !dontResolveLastLink - }); - ret.exists = true; - ret.path = lookup.path; - ret.object = lookup.node; - ret.name = lookup.node.name; - ret.isRoot = lookup.path === "/"; - } catch (e) { - ret.error = e.errno; - } - return ret; - }, - createPath(parent, path, canRead, canWrite) { - parent = typeof parent == "string" ? parent : FS.getPath(parent); - var parts = path.split("/").reverse(); - while (parts.length) { - var part = parts.pop(); - if (!part) continue; - var current = PATH.join2(parent, part); - try { - FS.mkdir(current); - } catch (e) {} - parent = current; - } - return current; - }, - createFile(parent, name, properties, canRead, canWrite) { - var path = PATH.join2(typeof parent == "string" ? parent : FS.getPath(parent), name); - var mode = FS_getMode(canRead, canWrite); - return FS.create(path, mode); - }, - createDataFile(parent, name, data, canRead, canWrite, canOwn) { - var path = name; - if (parent) { - parent = typeof parent == "string" ? parent : FS.getPath(parent); - path = name ? PATH.join2(parent, name) : parent; - } - var mode = FS_getMode(canRead, canWrite); - var node = FS.create(path, mode); - if (data) { - if (typeof data == "string") { - var arr = new Array(data.length); - for (var i = 0, len = data.length; i < len; ++i) arr[i] = data.charCodeAt(i); - data = arr; - } - FS.chmod(node, mode | 146); - var stream = FS.open(node, 577); - FS.write(stream, data, 0, data.length, 0, canOwn); - FS.close(stream); - FS.chmod(node, mode); - } - }, - createDevice(parent, name, input, output) { - var path = PATH.join2(typeof parent == "string" ? parent : FS.getPath(parent), name); - var mode = FS_getMode(!!input, !!output); - if (!FS.createDevice.major) FS.createDevice.major = 64; - var dev = FS.makedev(FS.createDevice.major++, 0); - FS.registerDevice(dev, { - open(stream) { - stream.seekable = false; - }, - close(stream) { - if (output?.buffer?.length) { - output(10); - } - }, - read(stream, buffer, offset, length, pos) { - /* ignored */ var bytesRead = 0; - for (var i = 0; i < length; i++) { - var result; - try { - result = input(); - } catch (e) { - throw new FS.ErrnoError(29); - } - if (result === undefined && bytesRead === 0) { - throw new FS.ErrnoError(6); - } - if (result === null || result === undefined) break; - bytesRead++; - buffer[offset + i] = result; - } - if (bytesRead) { - stream.node.timestamp = Date.now(); - } - return bytesRead; - }, - write(stream, buffer, offset, length, pos) { - for (var i = 0; i < length; i++) { - try { - output(buffer[offset + i]); - } catch (e) { - throw new FS.ErrnoError(29); - } - } - if (length) { - stream.node.timestamp = Date.now(); - } - return i; - } - }); - return FS.mkdev(path, mode, dev); - }, - forceLoadFile(obj) { - if (obj.isDevice || obj.isFolder || obj.link || obj.contents) return true; - if (typeof XMLHttpRequest != "undefined") { - throw new Error("Lazy loading should have been performed (contents set) in createLazyFile, but it was not. Lazy loading only works in web workers. Use --embed-file or --preload-file in emcc on the main thread."); - } else if (read_) { - try { - obj.contents = intArrayFromString(read_(obj.url), true); - obj.usedBytes = obj.contents.length; - } catch (e) { - throw new FS.ErrnoError(29); - } - } else { - throw new Error("Cannot load without read() or XMLHttpRequest."); - } - }, - createLazyFile(parent, name, url, canRead, canWrite) { - class LazyUint8Array { - constructor() { - this.lengthKnown = false; - this.chunks = []; - } - get(idx) { - if (idx > this.length - 1 || idx < 0) { - return undefined; - } - var chunkOffset = idx % this.chunkSize; - var chunkNum = (idx / this.chunkSize) | 0; - return this.getter(chunkNum)[chunkOffset]; - } - setDataGetter(getter) { - this.getter = getter; - } - cacheLength() { - var xhr = new XMLHttpRequest; - xhr.open("HEAD", url, false); - xhr.send(null); - if (!(xhr.status >= 200 && xhr.status < 300 || xhr.status === 304)) throw new Error("Couldn't load " + url + ". Status: " + xhr.status); - var datalength = Number(xhr.getResponseHeader("Content-length")); - var header; - var hasByteServing = (header = xhr.getResponseHeader("Accept-Ranges")) && header === "bytes"; - var usesGzip = (header = xhr.getResponseHeader("Content-Encoding")) && header === "gzip"; - var chunkSize = 1024 * 1024; - if (!hasByteServing) chunkSize = datalength; - var doXHR = (from, to) => { - if (from > to) throw new Error("invalid range (" + from + ", " + to + ") or no bytes requested!"); - if (to > datalength - 1) throw new Error("only " + datalength + " bytes available! programmer error!"); - var xhr = new XMLHttpRequest; - xhr.open("GET", url, false); - if (datalength !== chunkSize) xhr.setRequestHeader("Range", "bytes=" + from + "-" + to); - xhr.responseType = "arraybuffer"; - if (xhr.overrideMimeType) { - xhr.overrideMimeType("text/plain; charset=x-user-defined"); - } - xhr.send(null); - if (!(xhr.status >= 200 && xhr.status < 300 || xhr.status === 304)) throw new Error("Couldn't load " + url + ". Status: " + xhr.status); - if (xhr.response !== undefined) { - return new Uint8Array(/** @type{Array} */ (xhr.response || [])); - } - return intArrayFromString(xhr.responseText || "", true); - }; - var lazyArray = this; - lazyArray.setDataGetter(chunkNum => { - var start = chunkNum * chunkSize; - var end = (chunkNum + 1) * chunkSize - 1; - end = Math.min(end, datalength - 1); - if (typeof lazyArray.chunks[chunkNum] == "undefined") { - lazyArray.chunks[chunkNum] = doXHR(start, end); - } - if (typeof lazyArray.chunks[chunkNum] == "undefined") throw new Error("doXHR failed!"); - return lazyArray.chunks[chunkNum]; - }); - if (usesGzip || !datalength) { - chunkSize = datalength = 1; - datalength = this.getter(0).length; - chunkSize = datalength; - out("LazyFiles on gzip forces download of the whole file when length is accessed"); - } - this._length = datalength; - this._chunkSize = chunkSize; - this.lengthKnown = true; - } - get length() { - if (!this.lengthKnown) { - this.cacheLength(); - } - return this._length; - } - get chunkSize() { - if (!this.lengthKnown) { - this.cacheLength(); - } - return this._chunkSize; - } - } - if (typeof XMLHttpRequest != "undefined") { - if (!ENVIRONMENT_IS_WORKER) throw "Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc"; - var lazyArray = new LazyUint8Array; - var properties = { - isDevice: false, - contents: lazyArray - }; - } else { - var properties = { - isDevice: false, - url: url - }; - } - var node = FS.createFile(parent, name, properties, canRead, canWrite); - if (properties.contents) { - node.contents = properties.contents; - } else if (properties.url) { - node.contents = null; - node.url = properties.url; - } - Object.defineProperties(node, { - usedBytes: { - get: function() { - return this.contents.length; - } - } - }); - var stream_ops = {}; - var keys = Object.keys(node.stream_ops); - keys.forEach(key => { - var fn = node.stream_ops[key]; - stream_ops[key] = (...args) => { - FS.forceLoadFile(node); - return fn(...args); - }; - }); - function writeChunks(stream, buffer, offset, length, position) { - var contents = stream.node.contents; - if (position >= contents.length) return 0; - var size = Math.min(contents.length - position, length); - if (contents.slice) { - for (var i = 0; i < size; i++) { - buffer[offset + i] = contents[position + i]; - } - } else { - for (var i = 0; i < size; i++) { - buffer[offset + i] = contents.get(position + i); - } - } - return size; - } - stream_ops.read = (stream, buffer, offset, length, position) => { - FS.forceLoadFile(node); - return writeChunks(stream, buffer, offset, length, position); - }; - stream_ops.mmap = (stream, length, position, prot, flags) => { - FS.forceLoadFile(node); - var ptr = mmapAlloc(length); - if (!ptr) { - throw new FS.ErrnoError(48); - } - writeChunks(stream, HEAP8, ptr, length, position); - return { - ptr: ptr, - allocated: true - }; - }; - node.stream_ops = stream_ops; - return node; - } -}; - -Module["FS"] = FS; - -var SOCKFS = { - mount(mount) { - Module["websocket"] = (Module["websocket"] && ("object" === typeof Module["websocket"])) ? Module["websocket"] : {}; - Module["websocket"]._callbacks = {}; - Module["websocket"]["on"] = /** @this{Object} */ function(event, callback) { - if ("function" === typeof callback) { - this._callbacks[event] = callback; - } - return this; - }; - Module["websocket"].emit = /** @this{Object} */ function(event, param) { - if ("function" === typeof this._callbacks[event]) { - this._callbacks[event].call(this, param); - } - }; - return FS.createNode(null, "/", 16384 | 511, /* 0777 */ 0); - }, - createSocket(family, type, protocol) { - type &= ~526336; - var streaming = type == 1; - if (streaming && protocol && protocol != 6) { - throw new FS.ErrnoError(66); - } - var sock = { - family: family, - type: type, - protocol: protocol, - server: null, - error: null, - peers: {}, - pending: [], - recv_queue: [], - sock_ops: SOCKFS.websocket_sock_ops - }; - var name = SOCKFS.nextname(); - var node = FS.createNode(SOCKFS.root, name, 49152, 0); - node.sock = sock; - var stream = FS.createStream({ - path: name, - node: node, - flags: 2, - seekable: false, - stream_ops: SOCKFS.stream_ops - }); - sock.stream = stream; - return sock; - }, - getSocket(fd) { - var stream = FS.getStream(fd); - if (!stream || !FS.isSocket(stream.node.mode)) { - return null; - } - return stream.node.sock; - }, - stream_ops: { - poll(stream) { - var sock = stream.node.sock; - return sock.sock_ops.poll(sock); - }, - ioctl(stream, request, varargs) { - var sock = stream.node.sock; - return sock.sock_ops.ioctl(sock, request, varargs); - }, - read(stream, buffer, offset, length, position) { - /* ignored */ var sock = stream.node.sock; - var msg = sock.sock_ops.recvmsg(sock, length); - if (!msg) { - return 0; - } - buffer.set(msg.buffer, offset); - return msg.buffer.length; - }, - write(stream, buffer, offset, length, position) { - /* ignored */ var sock = stream.node.sock; - return sock.sock_ops.sendmsg(sock, buffer, offset, length); - }, - close(stream) { - var sock = stream.node.sock; - sock.sock_ops.close(sock); - } - }, - nextname() { - if (!SOCKFS.nextname.current) { - SOCKFS.nextname.current = 0; - } - return "socket[" + (SOCKFS.nextname.current++) + "]"; - }, - websocket_sock_ops: { - createPeer(sock, addr, port) { - var ws; - if (typeof addr == "object") { - ws = addr; - addr = null; - port = null; - } - if (ws) { - if (ws._socket) { - addr = ws._socket.remoteAddress; - port = ws._socket.remotePort; - } else { - var result = /ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url); - if (!result) { - throw new Error("WebSocket URL must be in the format ws(s)://address:port"); - } - addr = result[1]; - port = parseInt(result[2], 10); - } - } else { - try { - var runtimeConfig = (Module["websocket"] && ("object" === typeof Module["websocket"])); - var url = "ws:#".replace("#", "//"); - if (runtimeConfig) { - if("function"===typeof Module["websocket"]["url"]) { -url = Module["websocket"]["url"](...arguments); -}else if ("string" === typeof Module["websocket"]["url"]) { - url = Module["websocket"]["url"]; - } - } - if (url === "ws://" || url === "wss://") { - var parts = addr.split("/"); - url = url + parts[0] + ":" + port + "/" + parts.slice(1).join("/"); - } - var subProtocols = "binary"; - if (runtimeConfig) { - if ("string" === typeof Module["websocket"]["subprotocol"]) { - subProtocols = Module["websocket"]["subprotocol"]; - } - } - var opts = undefined; - if (subProtocols !== "null") { - subProtocols = subProtocols.replace(/^ +| +$/g, "").split(/ *, */); - opts = subProtocols; - } - if (runtimeConfig && null === Module["websocket"]["subprotocol"]) { - subProtocols = "null"; - opts = undefined; - } - var WebSocketConstructor; - if (ENVIRONMENT_IS_NODE) { - WebSocketConstructor = /** @type{(typeof WebSocket)} */ (require("ws")); - } else { - WebSocketConstructor = WebSocket; - } - if (Module['websocket']['decorator']) {WebSocketConstructor = Module['websocket']['decorator'](WebSocketConstructor);}ws = new WebSocketConstructor(url, opts); - ws.binaryType = "arraybuffer"; - } catch (e) { - throw new FS.ErrnoError(23); - } - } - var peer = { - addr: addr, - port: port, - socket: ws, - dgram_send_queue: [] - }; - SOCKFS.websocket_sock_ops.addPeer(sock, peer); - SOCKFS.websocket_sock_ops.handlePeerEvents(sock, peer); - if (sock.type === 2 && typeof sock.sport != "undefined") { - peer.dgram_send_queue.push(new Uint8Array([ 255, 255, 255, 255, "p".charCodeAt(0), "o".charCodeAt(0), "r".charCodeAt(0), "t".charCodeAt(0), ((sock.sport & 65280) >> 8), (sock.sport & 255) ])); - } - return peer; - }, - getPeer(sock, addr, port) { - return sock.peers[addr + ":" + port]; - }, - addPeer(sock, peer) { - sock.peers[peer.addr + ":" + peer.port] = peer; - }, - removePeer(sock, peer) { - delete sock.peers[peer.addr + ":" + peer.port]; - }, - handlePeerEvents(sock, peer) { - var first = true; - var handleOpen = function() { - Module["websocket"].emit("open", sock.stream.fd); - try { - var queued = peer.dgram_send_queue.shift(); - while (queued) { - peer.socket.send(queued); - queued = peer.dgram_send_queue.shift(); - } - } catch (e) { - peer.socket.close(); - } - }; - function handleMessage(data) { - if (typeof data == "string") { - var encoder = new TextEncoder; - data = encoder.encode(data); - } else { - assert(data.byteLength !== undefined); - if (data.byteLength == 0) { - return; - } - data = new Uint8Array(data); - } - var wasfirst = first; - first = false; - if (wasfirst && data.length === 10 && data[0] === 255 && data[1] === 255 && data[2] === 255 && data[3] === 255 && data[4] === "p".charCodeAt(0) && data[5] === "o".charCodeAt(0) && data[6] === "r".charCodeAt(0) && data[7] === "t".charCodeAt(0)) { - var newport = ((data[8] << 8) | data[9]); - SOCKFS.websocket_sock_ops.removePeer(sock, peer); - peer.port = newport; - SOCKFS.websocket_sock_ops.addPeer(sock, peer); - return; - } - sock.recv_queue.push({ - addr: peer.addr, - port: peer.port, - data: data - }); - Module["websocket"].emit("message", sock.stream.fd); - } - if (ENVIRONMENT_IS_NODE) { - peer.socket.on("open", handleOpen); - peer.socket.on("message", function(data, isBinary) { - if (!isBinary) { - return; - } - handleMessage((new Uint8Array(data)).buffer); - }); - peer.socket.on("close", function() { - Module["websocket"].emit("close", sock.stream.fd); - }); - peer.socket.on("error", function(error) { - sock.error = 14; - Module["websocket"].emit("error", [ sock.stream.fd, sock.error, "ECONNREFUSED: Connection refused" ]); - }); - } else { - peer.socket.onopen = handleOpen; - peer.socket.onclose = function() { - Module["websocket"].emit("close", sock.stream.fd); - }; - peer.socket.onmessage = function peer_socket_onmessage(event) { - handleMessage(event.data); - }; - peer.socket.onerror = function(error) { - sock.error = 14; - Module["websocket"].emit("error", [ sock.stream.fd, sock.error, "ECONNREFUSED: Connection refused" ]); - }; - } - }, - poll(sock) { - if (sock.type === 1 && sock.server) { - return sock.pending.length ? (64 | 1) : 0; - } - var mask = 0; - var dest = sock.type === 1 ? SOCKFS.websocket_sock_ops.getPeer(sock, sock.daddr, sock.dport) : null; - if (sock.recv_queue.length || !dest || (dest && dest.socket.readyState === dest.socket.CLOSING) || (dest && dest.socket.readyState === dest.socket.CLOSED)) { - mask |= (64 | 1); - } - if (!dest || (dest && dest.socket.readyState === dest.socket.OPEN)) { - mask |= 4; - } - if ((dest && dest.socket.readyState === dest.socket.CLOSING) || (dest && dest.socket.readyState === dest.socket.CLOSED)) { - mask |= 16; - } - return mask; - }, - ioctl(sock, request, arg) { - switch (request) { - case 21531: - var bytes = 0; - if (sock.recv_queue.length) { - bytes = sock.recv_queue[0].data.length; - } - HEAP32[((arg) >> 2)] = bytes; - return 0; - - default: - return 28; - } - }, - close(sock) { - if (sock.server) { - try { - sock.server.close(); - } catch (e) {} - sock.server = null; - } - var peers = Object.keys(sock.peers); - for (var i = 0; i < peers.length; i++) { - var peer = sock.peers[peers[i]]; - try { - peer.socket.close(); - } catch (e) {} - SOCKFS.websocket_sock_ops.removePeer(sock, peer); - } - return 0; - }, - bind(sock, addr, port) { - if (typeof sock.saddr != "undefined" || typeof sock.sport != "undefined") { - throw new FS.ErrnoError(28); - } - sock.saddr = addr; - sock.sport = port; - if (sock.type === 2) { - if (sock.server) { - sock.server.close(); - sock.server = null; - } - try { - sock.sock_ops.listen(sock, 0); - } catch (e) { - if (!(e.name === "ErrnoError")) throw e; - if (e.errno !== 138) throw e; - } - } - }, - connect(sock, addr, port) { - if (sock.server) { - throw new FS.ErrnoError(138); - } - if (typeof sock.daddr != "undefined" && typeof sock.dport != "undefined") { - var dest = SOCKFS.websocket_sock_ops.getPeer(sock, sock.daddr, sock.dport); - if (dest) { - if (dest.socket.readyState === dest.socket.CONNECTING) { - throw new FS.ErrnoError(7); - } else { - throw new FS.ErrnoError(30); - } - } - } - var peer = SOCKFS.websocket_sock_ops.createPeer(sock, addr, port); - sock.daddr = peer.addr; - sock.dport = peer.port; - throw new FS.ErrnoError(26); - }, - listen(sock, backlog) { - if (!ENVIRONMENT_IS_NODE) { - throw new FS.ErrnoError(138); - } - if (sock.server) { - throw new FS.ErrnoError(28); - } - var WebSocketServer = require("ws").Server; - var host = sock.saddr; - if (Module['websocket']['serverDecorator']) {WebSocketServer = Module['websocket']['serverDecorator'](WebSocketServer);}sock.server = new WebSocketServer({ - host: host, - port: sock.sport - }); - Module["websocket"].emit("listen", sock.stream.fd); - sock.server.on("connection", function(ws) { - if (sock.type === 1) { - var newsock = SOCKFS.createSocket(sock.family, sock.type, sock.protocol); - var peer = SOCKFS.websocket_sock_ops.createPeer(newsock, ws); - newsock.daddr = peer.addr; - newsock.dport = peer.port; - sock.pending.push(newsock); - Module["websocket"].emit("connection", newsock.stream.fd); - } else { - SOCKFS.websocket_sock_ops.createPeer(sock, ws); - Module["websocket"].emit("connection", sock.stream.fd); - } - }); - sock.server.on("close", function() { - Module["websocket"].emit("close", sock.stream.fd); - sock.server = null; - }); - sock.server.on("error", function(error) { - sock.error = 23; - Module["websocket"].emit("error", [ sock.stream.fd, sock.error, "EHOSTUNREACH: Host is unreachable" ]); - }); - }, - accept(listensock) { - if (!listensock.server || !listensock.pending.length) { - throw new FS.ErrnoError(28); - } - var newsock = listensock.pending.shift(); - newsock.stream.flags = listensock.stream.flags; - return newsock; - }, - getname(sock, peer) { - var addr, port; - if (peer) { - if (sock.daddr === undefined || sock.dport === undefined) { - throw new FS.ErrnoError(53); - } - addr = sock.daddr; - port = sock.dport; - } else { - addr = sock.saddr || 0; - port = sock.sport || 0; - } - return { - addr: addr, - port: port - }; - }, - sendmsg(sock, buffer, offset, length, addr, port) { - if (sock.type === 2) { - if (addr === undefined || port === undefined) { - addr = sock.daddr; - port = sock.dport; - } - if (addr === undefined || port === undefined) { - throw new FS.ErrnoError(17); - } - } else { - addr = sock.daddr; - port = sock.dport; - } - var dest = SOCKFS.websocket_sock_ops.getPeer(sock, addr, port); - if (sock.type === 1) { - if (!dest || dest.socket.readyState === dest.socket.CLOSING || dest.socket.readyState === dest.socket.CLOSED) { - throw new FS.ErrnoError(53); - } else if (dest.socket.readyState === dest.socket.CONNECTING) { - throw new FS.ErrnoError(6); - } - } - if (ArrayBuffer.isView(buffer)) { - offset += buffer.byteOffset; - buffer = buffer.buffer; - } - var data; - data = buffer.slice(offset, offset + length); - if (sock.type === 2) { - if (!dest || dest.socket.readyState !== dest.socket.OPEN) { - if (!dest || dest.socket.readyState === dest.socket.CLOSING || dest.socket.readyState === dest.socket.CLOSED) { - dest = SOCKFS.websocket_sock_ops.createPeer(sock, addr, port); - } - dest.dgram_send_queue.push(data); - return length; - } - } - try { - dest.socket.send(data); - return length; - } catch (e) { - throw new FS.ErrnoError(28); - } - }, - recvmsg(sock, length, flags) { - if (sock.type === 1 && sock.server) { - throw new FS.ErrnoError(53); - } - var queued = sock.recv_queue.shift(); - if (!queued) { - if (sock.type === 1) { - var dest = SOCKFS.websocket_sock_ops.getPeer(sock, sock.daddr, sock.dport); - if (!dest) { - throw new FS.ErrnoError(53); - } - if (dest.socket.readyState === dest.socket.CLOSING || dest.socket.readyState === dest.socket.CLOSED) { - return null; - } - throw new FS.ErrnoError(6); - } - throw new FS.ErrnoError(6); - } - var queuedLength = queued.data.byteLength || queued.data.length; - var queuedOffset = queued.data.byteOffset || 0; - var queuedBuffer = queued.data.buffer || queued.data; - var bytesRead = Math.min(length, queuedLength); - var res = { - buffer: new Uint8Array(queuedBuffer, queuedOffset, bytesRead), - addr: queued.addr, - port: queued.port - }; - if (flags&2) {bytesRead = 0;} if (sock.type === 1 && bytesRead < queuedLength) { - var bytesRemaining = queuedLength - bytesRead; - queued.data = new Uint8Array(queuedBuffer, queuedOffset + bytesRead, bytesRemaining); - sock.recv_queue.unshift(queued); - } - return res; - } - } -}; - -var getSocketFromFD = fd => { - var socket = SOCKFS.getSocket(fd); - if (!socket) throw new FS.ErrnoError(8); - return socket; -}; - -var inetPton4 = str => { - var b = str.split("."); - for (var i = 0; i < 4; i++) { - var tmp = Number(b[i]); - if (isNaN(tmp)) return null; - b[i] = tmp; - } - return (b[0] | (b[1] << 8) | (b[2] << 16) | (b[3] << 24)) >>> 0; -}; - -/** @suppress {checkTypes} */ var jstoi_q = str => parseInt(str); - -var inetPton6 = str => { - var words; - var w, offset, z; - /* http://home.deds.nl/~aeron/regex/ */ var valid6regx = /^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i; - var parts = []; - if (!valid6regx.test(str)) { - return null; - } - if (str === "::") { - return [ 0, 0, 0, 0, 0, 0, 0, 0 ]; - } - if (str.startsWith("::")) { - str = str.replace("::", "Z:"); - } else { - str = str.replace("::", ":Z:"); - } - if (str.indexOf(".") > 0) { - str = str.replace(new RegExp("[.]", "g"), ":"); - words = str.split(":"); - words[words.length - 4] = jstoi_q(words[words.length - 4]) + jstoi_q(words[words.length - 3]) * 256; - words[words.length - 3] = jstoi_q(words[words.length - 2]) + jstoi_q(words[words.length - 1]) * 256; - words = words.slice(0, words.length - 2); - } else { - words = str.split(":"); - } - offset = 0; - z = 0; - for (w = 0; w < words.length; w++) { - if (typeof words[w] == "string") { - if (words[w] === "Z") { - for (z = 0; z < (8 - words.length + 1); z++) { - parts[w + z] = 0; - } - offset = z - 1; - } else { - parts[w + offset] = _htons(parseInt(words[w], 16)); - } - } else { - parts[w + offset] = words[w]; - } - } - return [ (parts[1] << 16) | parts[0], (parts[3] << 16) | parts[2], (parts[5] << 16) | parts[4], (parts[7] << 16) | parts[6] ]; -}; - -/** @param {number=} addrlen */ var writeSockaddr = (sa, family, addr, port, addrlen) => { - switch (family) { - case 2: - addr = inetPton4(addr); - zeroMemory(sa, 16); - if (addrlen) { - HEAP32[((addrlen) >> 2)] = 16; - } - HEAP16[((sa) >> 1)] = family; - HEAP32[(((sa) + (4)) >> 2)] = addr; - HEAP16[(((sa) + (2)) >> 1)] = _htons(port); - break; - - case 10: - addr = inetPton6(addr); - zeroMemory(sa, 28); - if (addrlen) { - HEAP32[((addrlen) >> 2)] = 28; - } - HEAP32[((sa) >> 2)] = family; - HEAP32[(((sa) + (8)) >> 2)] = addr[0]; - HEAP32[(((sa) + (12)) >> 2)] = addr[1]; - HEAP32[(((sa) + (16)) >> 2)] = addr[2]; - HEAP32[(((sa) + (20)) >> 2)] = addr[3]; - HEAP16[(((sa) + (2)) >> 1)] = _htons(port); - break; - - default: - return 5; - } - return 0; -}; - -var DNS = { - address_map: { - id: 1, - addrs: {}, - names: {} - }, - lookup_name(name) { - var res = inetPton4(name); - if (res !== null) { - return name; - } - res = inetPton6(name); - if (res !== null) { - return name; - } - var addr; - if (DNS.address_map.addrs[name]) { - addr = DNS.address_map.addrs[name]; - } else { - var id = DNS.address_map.id++; - assert(id < 65535, "exceeded max address mappings of 65535"); - addr = "172.29." + (id & 255) + "." + (id & 65280); - DNS.address_map.names[addr] = name; - DNS.address_map.addrs[name] = addr; - } - return addr; - }, - lookup_addr(addr) { - if (DNS.address_map.names[addr]) { - return DNS.address_map.names[addr]; - } - return null; - } -}; - -function ___syscall_accept4(fd, addr, addrlen, flags, d1, d2) { - try { - var sock = getSocketFromFD(fd); - var newsock = sock.sock_ops.accept(sock); - if (addr) { - var errno = writeSockaddr(addr, newsock.family, DNS.lookup_name(newsock.daddr), newsock.dport, addrlen); - } - return newsock.stream.fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var inetNtop4 = addr => (addr & 255) + "." + ((addr >> 8) & 255) + "." + ((addr >> 16) & 255) + "." + ((addr >> 24) & 255); - -var inetNtop6 = ints => { - var str = ""; - var word = 0; - var longest = 0; - var lastzero = 0; - var zstart = 0; - var len = 0; - var i = 0; - var parts = [ ints[0] & 65535, (ints[0] >> 16), ints[1] & 65535, (ints[1] >> 16), ints[2] & 65535, (ints[2] >> 16), ints[3] & 65535, (ints[3] >> 16) ]; - var hasipv4 = true; - var v4part = ""; - for (i = 0; i < 5; i++) { - if (parts[i] !== 0) { - hasipv4 = false; - break; - } - } - if (hasipv4) { - v4part = inetNtop4(parts[6] | (parts[7] << 16)); - if (parts[5] === -1) { - str = "::ffff:"; - str += v4part; - return str; - } - if (parts[5] === 0) { - str = "::"; - if (v4part === "0.0.0.0") v4part = ""; - if (v4part === "0.0.0.1") v4part = "1"; - str += v4part; - return str; - } - } - for (word = 0; word < 8; word++) { - if (parts[word] === 0) { - if (word - lastzero > 1) { - len = 0; - } - lastzero = word; - len++; - } - if (len > longest) { - longest = len; - zstart = word - longest + 1; - } - } - for (word = 0; word < 8; word++) { - if (longest > 1) { - if (parts[word] === 0 && word >= zstart && word < (zstart + longest)) { - if (word === zstart) { - str += ":"; - if (zstart === 0) str += ":"; - } - continue; - } - } - str += Number(_ntohs(parts[word] & 65535)).toString(16); - str += word < 7 ? ":" : ""; - } - return str; -}; - -var readSockaddr = (sa, salen) => { - var family = HEAP16[((sa) >> 1)]; - var port = _ntohs(HEAPU16[(((sa) + (2)) >> 1)]); - var addr; - switch (family) { - case 2: - if (salen !== 16) { - return { - errno: 28 - }; - } - addr = HEAP32[(((sa) + (4)) >> 2)]; - addr = inetNtop4(addr); - break; - - case 10: - if (salen !== 28) { - return { - errno: 28 - }; - } - addr = [ HEAP32[(((sa) + (8)) >> 2)], HEAP32[(((sa) + (12)) >> 2)], HEAP32[(((sa) + (16)) >> 2)], HEAP32[(((sa) + (20)) >> 2)] ]; - addr = inetNtop6(addr); - break; - - default: - return { - errno: 5 - }; - } - return { - family: family, - addr: addr, - port: port - }; -}; - -/** @param {boolean=} allowNull */ var getSocketAddress = (addrp, addrlen, allowNull) => { - if (allowNull && addrp === 0) return null; - var info = readSockaddr(addrp, addrlen); - if (info.errno) throw new FS.ErrnoError(info.errno); - info.addr = DNS.lookup_addr(info.addr) || info.addr; - return info; -}; - -function ___syscall_bind(fd, addr, addrlen, d1, d2, d3) { - try { - var sock = getSocketFromFD(fd); - var info = getSocketAddress(addr, addrlen); - sock.sock_ops.bind(sock, info.addr, info.port); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var SYSCALLS = { - DEFAULT_POLLMASK: 5, - calculateAt(dirfd, path, allowEmpty) { - if (PATH.isAbs(path)) { - return path; - } - var dir; - if (dirfd === -100) { - dir = FS.cwd(); - } else { - var dirstream = SYSCALLS.getStreamFromFD(dirfd); - dir = dirstream.path; - } - if (path.length == 0) { - if (!allowEmpty) { - throw new FS.ErrnoError(44); - } - return dir; - } - return PATH.join2(dir, path); - }, - doStat(func, path, buf) { - var stat = func(path); - HEAP32[((buf) >> 2)] = stat.dev; - HEAP32[(((buf) + (4)) >> 2)] = stat.mode; - HEAPU32[(((buf) + (8)) >> 2)] = stat.nlink; - HEAP32[(((buf) + (12)) >> 2)] = stat.uid; - HEAP32[(((buf) + (16)) >> 2)] = stat.gid; - HEAP32[(((buf) + (20)) >> 2)] = stat.rdev; - (tempI64 = [ stat.size >>> 0, (tempDouble = stat.size, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (24)) >> 2)] = tempI64[0], HEAP32[(((buf) + (28)) >> 2)] = tempI64[1]); - HEAP32[(((buf) + (32)) >> 2)] = 4096; - HEAP32[(((buf) + (36)) >> 2)] = stat.blocks; - var atime = stat.atime.getTime(); - var mtime = stat.mtime.getTime(); - var ctime = stat.ctime.getTime(); - (tempI64 = [ Math.floor(atime / 1e3) >>> 0, (tempDouble = Math.floor(atime / 1e3), - (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (40)) >> 2)] = tempI64[0], HEAP32[(((buf) + (44)) >> 2)] = tempI64[1]); - HEAPU32[(((buf) + (48)) >> 2)] = (atime % 1e3) * 1e3; - (tempI64 = [ Math.floor(mtime / 1e3) >>> 0, (tempDouble = Math.floor(mtime / 1e3), - (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (56)) >> 2)] = tempI64[0], HEAP32[(((buf) + (60)) >> 2)] = tempI64[1]); - HEAPU32[(((buf) + (64)) >> 2)] = (mtime % 1e3) * 1e3; - (tempI64 = [ Math.floor(ctime / 1e3) >>> 0, (tempDouble = Math.floor(ctime / 1e3), - (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (72)) >> 2)] = tempI64[0], HEAP32[(((buf) + (76)) >> 2)] = tempI64[1]); - HEAPU32[(((buf) + (80)) >> 2)] = (ctime % 1e3) * 1e3; - (tempI64 = [ stat.ino >>> 0, (tempDouble = stat.ino, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (88)) >> 2)] = tempI64[0], HEAP32[(((buf) + (92)) >> 2)] = tempI64[1]); - return 0; - }, - doMsync(addr, stream, len, flags, offset) { - if (!FS.isFile(stream.node.mode)) { - throw new FS.ErrnoError(43); - } - if (flags & 2) { - return 0; - } - var buffer = HEAPU8.slice(addr, addr + len); - FS.msync(stream, buffer, offset, len, flags); - }, - getStreamFromFD(fd) { - var stream = FS.getStreamChecked(fd); - return stream; - }, - varargs: undefined, - getStr(ptr) { - var ret = UTF8ToString(ptr); - return ret; - } -}; - -function ___syscall_chdir(path) { - try { - path = SYSCALLS.getStr(path); - FS.chdir(path); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_chmod(path, mode) { - try { - path = SYSCALLS.getStr(path); - FS.chmod(path, mode); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_connect(fd, addr, addrlen, d1, d2, d3) { - try { - var sock = getSocketFromFD(fd); - var info = getSocketAddress(addr, addrlen); - sock.sock_ops.connect(sock, info.addr, info.port); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_dup(fd) { - try { - var old = SYSCALLS.getStreamFromFD(fd); - return FS.dupStream(old).fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_dup3(fd, newfd, flags) { - try { - var old = SYSCALLS.getStreamFromFD(fd); - if (old.fd === newfd) return -28; - var existing = FS.getStream(newfd); - if (existing) FS.close(existing); - return FS.dupStream(old, newfd).fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_faccessat(dirfd, path, amode, flags) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - if (amode & ~7) { - return -28; - } - var lookup = FS.lookupPath(path, { - follow: true - }); - var node = lookup.node; - if (!node) { - return -44; - } - var perms = ""; - if (amode & 4) perms += "r"; - if (amode & 2) perms += "w"; - if (amode & 1) perms += "x"; - if (perms && /* otherwise, they've just passed F_OK */ FS.nodePermissions(node, perms)) { - return -2; - } - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_fchmod(fd, mode) { - try { - FS.fchmod(fd, mode); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_fchown32(fd, owner, group) { - try { - FS.fchown(fd, owner, group); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_fchownat(dirfd, path, owner, group, flags) { - try { - path = SYSCALLS.getStr(path); - var nofollow = flags & 256; - flags = flags & (~256); - path = SYSCALLS.calculateAt(dirfd, path); - (nofollow ? FS.lchown : FS.chown)(path, owner, group); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -/** @suppress {duplicate } */ function syscallGetVarargI() { - var ret = HEAP32[((+SYSCALLS.varargs) >> 2)]; - SYSCALLS.varargs += 4; - return ret; -} - -var syscallGetVarargP = syscallGetVarargI; - -function ___syscall_fcntl64(fd, cmd, varargs) { - SYSCALLS.varargs = varargs; - try { - var stream = SYSCALLS.getStreamFromFD(fd); - switch (cmd) { - case 0: - { - var arg = syscallGetVarargI(); - if (arg < 0) { - return -28; - } - while (FS.streams[arg]) { - arg++; - } - var newStream; - newStream = FS.dupStream(stream, arg); - return newStream.fd; - } - - case 1: - case 2: - return 0; - - case 3: - return stream.flags; - - case 4: - { - var arg = syscallGetVarargI(); - stream.flags |= arg; - return 0; - } - - case 12: - { - var arg = syscallGetVarargP(); - var offset = 0; - HEAP16[(((arg) + (offset)) >> 1)] = 2; - return 0; - } - - case 13: - case 14: - return 0; - } - return -28; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_fstat64(fd, buf) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - return SYSCALLS.doStat(FS.stat, stream.path, buf); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var convertI32PairToI53Checked = (lo, hi) => ((hi + 2097152) >>> 0 < 4194305 - !!lo) ? (lo >>> 0) + hi * 4294967296 : NaN; - -function ___syscall_ftruncate64(fd, length_low, length_high) { - var length = convertI32PairToI53Checked(length_low, length_high); - try { - if (isNaN(length)) return 61; - FS.ftruncate(fd, length); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var stringToUTF8 = (str, outPtr, maxBytesToWrite) => stringToUTF8Array(str, HEAPU8, outPtr, maxBytesToWrite); - -Module["stringToUTF8"] = stringToUTF8; - -function ___syscall_getcwd(buf, size) { - try { - if (size === 0) return -28; - var cwd = FS.cwd(); - var cwdLengthInBytes = lengthBytesUTF8(cwd) + 1; - if (size < cwdLengthInBytes) return -68; - stringToUTF8(cwd, buf, size); - return cwdLengthInBytes; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_getdents64(fd, dirp, count) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - stream.getdents ||= FS.readdir(stream.path); - var struct_size = 280; - var pos = 0; - var off = FS.llseek(stream, 0, 1); - var idx = Math.floor(off / struct_size); - while (idx < stream.getdents.length && pos + struct_size <= count) { - var id; - var type; - var name = stream.getdents[idx]; - if (name === ".") { - id = stream.node.id; - type = 4; - } else if (name === "..") { - var lookup = FS.lookupPath(stream.path, { - parent: true - }); - id = lookup.node.id; - type = 4; - } else { - var child = FS.lookupNode(stream.node, name); - id = child.id; - type = FS.isChrdev(child.mode) ? 2 : FS.isDir(child.mode) ? 4 : FS.isLink(child.mode) ? 10 : 8; - } - (tempI64 = [ id >>> 0, (tempDouble = id, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[((dirp + pos) >> 2)] = tempI64[0], HEAP32[(((dirp + pos) + (4)) >> 2)] = tempI64[1]); - (tempI64 = [ (idx + 1) * struct_size >>> 0, (tempDouble = (idx + 1) * struct_size, - (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((dirp + pos) + (8)) >> 2)] = tempI64[0], HEAP32[(((dirp + pos) + (12)) >> 2)] = tempI64[1]); - HEAP16[(((dirp + pos) + (16)) >> 1)] = 280; - HEAP8[(dirp + pos) + (18)] = type; - stringToUTF8(name, dirp + pos + 19, 256); - pos += struct_size; - idx += 1; - } - FS.llseek(stream, idx * struct_size, 0); - return pos; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_getpeername(fd, addr, addrlen, d1, d2, d3) { - try { - var sock = getSocketFromFD(fd); - if (!sock.daddr) { - return -53; - } - var errno = writeSockaddr(addr, sock.family, DNS.lookup_name(sock.daddr), sock.dport, addrlen); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_getsockname(fd, addr, addrlen, d1, d2, d3) { - try { - var sock = getSocketFromFD(fd); - var errno = writeSockaddr(addr, sock.family, DNS.lookup_name(sock.saddr || "0.0.0.0"), sock.sport, addrlen); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_getsockopt(fd, level, optname, optval, optlen, d1) { - try { - var sock = getSocketFromFD(fd); - if (level === 1) { - if (optname === 4) { - HEAP32[((optval) >> 2)] = sock.error; - HEAP32[((optlen) >> 2)] = 4; - sock.error = null; - return 0; - } - } - return -50; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_ioctl(fd, op, varargs) { - SYSCALLS.varargs = varargs; - try { - var stream = SYSCALLS.getStreamFromFD(fd); - switch (op) { - case 21509: - { - if (!stream.tty) return -59; - return 0; - } - - case 21505: - { - if (!stream.tty) return -59; - if (stream.tty.ops.ioctl_tcgets) { - var termios = stream.tty.ops.ioctl_tcgets(stream); - var argp = syscallGetVarargP(); - HEAP32[((argp) >> 2)] = termios.c_iflag || 0; - HEAP32[(((argp) + (4)) >> 2)] = termios.c_oflag || 0; - HEAP32[(((argp) + (8)) >> 2)] = termios.c_cflag || 0; - HEAP32[(((argp) + (12)) >> 2)] = termios.c_lflag || 0; - for (var i = 0; i < 32; i++) { - HEAP8[(argp + i) + (17)] = termios.c_cc[i] || 0; - } - return 0; - } - return 0; - } - - case 21510: - case 21511: - case 21512: - { - if (!stream.tty) return -59; - return 0; - } - - case 21506: - case 21507: - case 21508: - { - if (!stream.tty) return -59; - if (stream.tty.ops.ioctl_tcsets) { - var argp = syscallGetVarargP(); - var c_iflag = HEAP32[((argp) >> 2)]; - var c_oflag = HEAP32[(((argp) + (4)) >> 2)]; - var c_cflag = HEAP32[(((argp) + (8)) >> 2)]; - var c_lflag = HEAP32[(((argp) + (12)) >> 2)]; - var c_cc = []; - for (var i = 0; i < 32; i++) { - c_cc.push(HEAP8[(argp + i) + (17)]); - } - return stream.tty.ops.ioctl_tcsets(stream.tty, op, { - c_iflag: c_iflag, - c_oflag: c_oflag, - c_cflag: c_cflag, - c_lflag: c_lflag, - c_cc: c_cc - }); - } - return 0; - } - - case 21519: - { - if (!stream.tty) return -59; - var argp = syscallGetVarargP(); - HEAP32[((argp) >> 2)] = 0; - return 0; - } - - case 21520: - { - if (!stream.tty) return -59; - return -28; - } - - case 21531: - { - var argp = syscallGetVarargP(); - return FS.ioctl(stream, op, argp); - } - - case 21523: - { - if (!stream.tty) return -59; - if (stream.tty.ops.ioctl_tiocgwinsz) { - var winsize = stream.tty.ops.ioctl_tiocgwinsz(stream.tty); - var argp = syscallGetVarargP(); - HEAP16[((argp) >> 1)] = winsize[0]; - HEAP16[(((argp) + (2)) >> 1)] = winsize[1]; - } - return 0; - } - - case 21524: - { - if (!stream.tty) return -59; - return 0; - } - - case 21515: - { - if (!stream.tty) return -59; - return 0; - } - - default: - return -28; - } - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_listen(fd, backlog) { - try { - var sock = getSocketFromFD(fd); - sock.sock_ops.listen(sock, backlog); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_lstat64(path, buf) { - try { - path = SYSCALLS.getStr(path); - return SYSCALLS.doStat(FS.lstat, path, buf); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_mkdirat(dirfd, path, mode) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - path = PATH.normalize(path); - if (path[path.length - 1] === "/") path = path.substr(0, path.length - 1); - FS.mkdir(path, mode, 0); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_newfstatat(dirfd, path, buf, flags) { - try { - path = SYSCALLS.getStr(path); - var nofollow = flags & 256; - var allowEmpty = flags & 4096; - flags = flags & (~6400); - path = SYSCALLS.calculateAt(dirfd, path, allowEmpty); - return SYSCALLS.doStat(nofollow ? FS.lstat : FS.stat, path, buf); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_openat(dirfd, path, flags, varargs) { - SYSCALLS.varargs = varargs; - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - var mode = varargs ? syscallGetVarargI() : 0; - return FS.open(path, flags, mode).fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var PIPEFS = { - BUCKET_BUFFER_SIZE: 8192, - mount(mount) { - return FS.createNode(null, "/", 16384 | 511, /* 0777 */ 0); - }, - createPipe() { - var pipe = { - buckets: [], - refcnt: 2 - }; - pipe.buckets.push({ - buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), - offset: 0, - roffset: 0 - }); - var rName = PIPEFS.nextname(); - var wName = PIPEFS.nextname(); - var rNode = FS.createNode(PIPEFS.root, rName, 4096, 0); - var wNode = FS.createNode(PIPEFS.root, wName, 4096, 0); - rNode.pipe = pipe; - wNode.pipe = pipe; - var readableStream = FS.createStream({ - path: rName, - node: rNode, - flags: 0, - seekable: false, - stream_ops: PIPEFS.stream_ops - }); - rNode.stream = readableStream; - var writableStream = FS.createStream({ - path: wName, - node: wNode, - flags: 1, - seekable: false, - stream_ops: PIPEFS.stream_ops - }); - wNode.stream = writableStream; - return { - readable_fd: readableStream.fd, - writable_fd: writableStream.fd - }; - }, - stream_ops: { - poll(stream) { - var pipe = stream.node.pipe; - if ((stream.flags & 2097155) === 1) { - return (256 | 4); - } - if (pipe.buckets.length > 0) { - for (var i = 0; i < pipe.buckets.length; i++) { - var bucket = pipe.buckets[i]; - if (bucket.offset - bucket.roffset > 0) { - return (64 | 1); - } - } - } - return 0; - }, - ioctl(stream, request, varargs) { - return 28; - }, - fsync(stream) { - return 28; - }, - read(stream, buffer, offset, length, position) { - /* ignored */ var pipe = stream.node.pipe; - var currentLength = 0; - for (var i = 0; i < pipe.buckets.length; i++) { - var bucket = pipe.buckets[i]; - currentLength += bucket.offset - bucket.roffset; - } - var data = buffer.subarray(offset, offset + length); - if (length <= 0) { - return 0; - } - if (currentLength == 0) { - throw new FS.ErrnoError(6); - } - var toRead = Math.min(currentLength, length); - var totalRead = toRead; - var toRemove = 0; - for (var i = 0; i < pipe.buckets.length; i++) { - var currBucket = pipe.buckets[i]; - var bucketSize = currBucket.offset - currBucket.roffset; - if (toRead <= bucketSize) { - var tmpSlice = currBucket.buffer.subarray(currBucket.roffset, currBucket.offset); - if (toRead < bucketSize) { - tmpSlice = tmpSlice.subarray(0, toRead); - currBucket.roffset += toRead; - } else { - toRemove++; - } - data.set(tmpSlice); - break; - } else { - var tmpSlice = currBucket.buffer.subarray(currBucket.roffset, currBucket.offset); - data.set(tmpSlice); - data = data.subarray(tmpSlice.byteLength); - toRead -= tmpSlice.byteLength; - toRemove++; - } - } - if (toRemove && toRemove == pipe.buckets.length) { - toRemove--; - pipe.buckets[toRemove].offset = 0; - pipe.buckets[toRemove].roffset = 0; - } - pipe.buckets.splice(0, toRemove); - return totalRead; - }, - write(stream, buffer, offset, length, position) { - /* ignored */ var pipe = stream.node.pipe; - var data = buffer.subarray(offset, offset + length); - var dataLen = data.byteLength; - if (dataLen <= 0) { - return 0; - } - var currBucket = null; - if (pipe.buckets.length == 0) { - currBucket = { - buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), - offset: 0, - roffset: 0 - }; - pipe.buckets.push(currBucket); - } else { - currBucket = pipe.buckets[pipe.buckets.length - 1]; - } - assert(currBucket.offset <= PIPEFS.BUCKET_BUFFER_SIZE); - var freeBytesInCurrBuffer = PIPEFS.BUCKET_BUFFER_SIZE - currBucket.offset; - if (freeBytesInCurrBuffer >= dataLen) { - currBucket.buffer.set(data, currBucket.offset); - currBucket.offset += dataLen; - return dataLen; - } else if (freeBytesInCurrBuffer > 0) { - currBucket.buffer.set(data.subarray(0, freeBytesInCurrBuffer), currBucket.offset); - currBucket.offset += freeBytesInCurrBuffer; - data = data.subarray(freeBytesInCurrBuffer, data.byteLength); - } - var numBuckets = (data.byteLength / PIPEFS.BUCKET_BUFFER_SIZE) | 0; - var remElements = data.byteLength % PIPEFS.BUCKET_BUFFER_SIZE; - for (var i = 0; i < numBuckets; i++) { - var newBucket = { - buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), - offset: PIPEFS.BUCKET_BUFFER_SIZE, - roffset: 0 - }; - pipe.buckets.push(newBucket); - newBucket.buffer.set(data.subarray(0, PIPEFS.BUCKET_BUFFER_SIZE)); - data = data.subarray(PIPEFS.BUCKET_BUFFER_SIZE, data.byteLength); - } - if (remElements > 0) { - var newBucket = { - buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), - offset: data.byteLength, - roffset: 0 - }; - pipe.buckets.push(newBucket); - newBucket.buffer.set(data); - } - return dataLen; - }, - close(stream) { - var pipe = stream.node.pipe; - pipe.refcnt--; - if (pipe.refcnt === 0) { - pipe.buckets = null; - } - } - }, - nextname() { - if (!PIPEFS.nextname.current) { - PIPEFS.nextname.current = 0; - } - return "pipe[" + (PIPEFS.nextname.current++) + "]"; - } -}; - -function ___syscall_pipe(fdPtr) { - try { - if (fdPtr == 0) { - throw new FS.ErrnoError(21); - } - var res = PIPEFS.createPipe(); - HEAP32[((fdPtr) >> 2)] = res.readable_fd; - HEAP32[(((fdPtr) + (4)) >> 2)] = res.writable_fd; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_poll(fds, nfds, timeout) { - try { - var nonzero = 0; - for (var i = 0; i < nfds; i++) { - var pollfd = fds + 8 * i; - var fd = HEAP32[((pollfd) >> 2)]; - var events = HEAP16[(((pollfd) + (4)) >> 1)]; - var mask = 32; - var stream = FS.getStream(fd); - if (stream) { - mask = SYSCALLS.DEFAULT_POLLMASK; - if (stream.stream_ops?.poll) { - mask = stream.stream_ops.poll(stream, -1); - } - } - mask &= events | 8 | 16; - if (mask) nonzero++; - HEAP16[(((pollfd) + (6)) >> 1)] = mask; - } - return nonzero; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_readlinkat(dirfd, path, buf, bufsize) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - if (bufsize <= 0) return -28; - var ret = FS.readlink(path); - var len = Math.min(bufsize, lengthBytesUTF8(ret)); - var endChar = HEAP8[buf + len]; - stringToUTF8(ret, buf, bufsize + 1); - HEAP8[buf + len] = endChar; - return len; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_recvfrom(fd, buf, len, flags, addr, addrlen) { - try { - var sock = getSocketFromFD(fd); - var msg = sock.sock_ops.recvmsg(sock, len, typeof flags !== "undefined" ? flags : 0); - if (!msg) return 0; - if (addr) { - var errno = writeSockaddr(addr, sock.family, DNS.lookup_name(msg.addr), msg.port, addrlen); - } - HEAPU8.set(msg.buffer, buf); - return msg.buffer.byteLength; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_renameat(olddirfd, oldpath, newdirfd, newpath) { - try { - oldpath = SYSCALLS.getStr(oldpath); - newpath = SYSCALLS.getStr(newpath); - oldpath = SYSCALLS.calculateAt(olddirfd, oldpath); - newpath = SYSCALLS.calculateAt(newdirfd, newpath); - FS.rename(oldpath, newpath); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_rmdir(path) { - try { - path = SYSCALLS.getStr(path); - FS.rmdir(path); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_sendto(fd, message, length, flags, addr, addr_len) { - try { - var sock = getSocketFromFD(fd); - var dest = getSocketAddress(addr, addr_len, true); - if (!dest) { - return FS.write(sock.stream, HEAP8, message, length); - } - return sock.sock_ops.sendmsg(sock, HEAP8, message, length, dest.addr, dest.port); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_socket(domain, type, protocol) { - try { - var sock = SOCKFS.createSocket(domain, type, protocol); - return sock.stream.fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_stat64(path, buf) { - try { - path = SYSCALLS.getStr(path); - return SYSCALLS.doStat(FS.stat, path, buf); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_statfs64(path, size, buf) { - try { - path = SYSCALLS.getStr(path); - HEAP32[(((buf) + (4)) >> 2)] = 4096; - HEAP32[(((buf) + (40)) >> 2)] = 4096; - HEAP32[(((buf) + (8)) >> 2)] = 1e6; - HEAP32[(((buf) + (12)) >> 2)] = 5e5; - HEAP32[(((buf) + (16)) >> 2)] = 5e5; - HEAP32[(((buf) + (20)) >> 2)] = FS.nextInode; - HEAP32[(((buf) + (24)) >> 2)] = 1e6; - HEAP32[(((buf) + (28)) >> 2)] = 42; - HEAP32[(((buf) + (44)) >> 2)] = 2; - HEAP32[(((buf) + (36)) >> 2)] = 255; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_symlink(target, linkpath) { - try { - target = SYSCALLS.getStr(target); - linkpath = SYSCALLS.getStr(linkpath); - FS.symlink(target, linkpath); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_unlinkat(dirfd, path, flags) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - if (flags === 0) { - FS.unlink(path); - } else if (flags === 512) { - FS.rmdir(path); - } else { - abort("Invalid flags passed to unlinkat"); - } - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var readI53FromI64 = ptr => HEAPU32[((ptr) >> 2)] + HEAP32[(((ptr) + (4)) >> 2)] * 4294967296; - -function ___syscall_utimensat(dirfd, path, times, flags) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path, true); - if (!times) { - var atime = Date.now(); - var mtime = atime; - } else { - var seconds = readI53FromI64(times); - var nanoseconds = HEAP32[(((times) + (8)) >> 2)]; - atime = (seconds * 1e3) + (nanoseconds / (1e3 * 1e3)); - times += 16; - seconds = readI53FromI64(times); - nanoseconds = HEAP32[(((times) + (8)) >> 2)]; - mtime = (seconds * 1e3) + (nanoseconds / (1e3 * 1e3)); - } - FS.utime(path, atime, mtime); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var __abort_js = () => { - abort(""); -}; - -var nowIsMonotonic = 1; - -var __emscripten_get_now_is_monotonic = () => nowIsMonotonic; - -var __emscripten_lookup_name = name => { - var nameString = UTF8ToString(name); - return inetPton4(DNS.lookup_name(nameString)); -}; - -var __emscripten_memcpy_js = (dest, src, num) => HEAPU8.copyWithin(dest, src, src + num); - -var __emscripten_runtime_keepalive_clear = () => { - noExitRuntime = false; - runtimeKeepaliveCounter = 0; -}; - -function __gmtime_js(time_low, time_high, tmPtr) { - var time = convertI32PairToI53Checked(time_low, time_high); - var date = new Date(time * 1e3); - HEAP32[((tmPtr) >> 2)] = date.getUTCSeconds(); - HEAP32[(((tmPtr) + (4)) >> 2)] = date.getUTCMinutes(); - HEAP32[(((tmPtr) + (8)) >> 2)] = date.getUTCHours(); - HEAP32[(((tmPtr) + (12)) >> 2)] = date.getUTCDate(); - HEAP32[(((tmPtr) + (16)) >> 2)] = date.getUTCMonth(); - HEAP32[(((tmPtr) + (20)) >> 2)] = date.getUTCFullYear() - 1900; - HEAP32[(((tmPtr) + (24)) >> 2)] = date.getUTCDay(); - var start = Date.UTC(date.getUTCFullYear(), 0, 1, 0, 0, 0, 0); - var yday = ((date.getTime() - start) / (1e3 * 60 * 60 * 24)) | 0; - HEAP32[(((tmPtr) + (28)) >> 2)] = yday; -} - -var isLeapYear = year => year % 4 === 0 && (year % 100 !== 0 || year % 400 === 0); - -var MONTH_DAYS_LEAP_CUMULATIVE = [ 0, 31, 60, 91, 121, 152, 182, 213, 244, 274, 305, 335 ]; - -var MONTH_DAYS_REGULAR_CUMULATIVE = [ 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334 ]; - -var ydayFromDate = date => { - var leap = isLeapYear(date.getFullYear()); - var monthDaysCumulative = (leap ? MONTH_DAYS_LEAP_CUMULATIVE : MONTH_DAYS_REGULAR_CUMULATIVE); - var yday = monthDaysCumulative[date.getMonth()] + date.getDate() - 1; - return yday; -}; - -function __localtime_js(time_low, time_high, tmPtr) { - var time = convertI32PairToI53Checked(time_low, time_high); - var date = new Date(time * 1e3); - HEAP32[((tmPtr) >> 2)] = date.getSeconds(); - HEAP32[(((tmPtr) + (4)) >> 2)] = date.getMinutes(); - HEAP32[(((tmPtr) + (8)) >> 2)] = date.getHours(); - HEAP32[(((tmPtr) + (12)) >> 2)] = date.getDate(); - HEAP32[(((tmPtr) + (16)) >> 2)] = date.getMonth(); - HEAP32[(((tmPtr) + (20)) >> 2)] = date.getFullYear() - 1900; - HEAP32[(((tmPtr) + (24)) >> 2)] = date.getDay(); - var yday = ydayFromDate(date) | 0; - HEAP32[(((tmPtr) + (28)) >> 2)] = yday; - HEAP32[(((tmPtr) + (36)) >> 2)] = -(date.getTimezoneOffset() * 60); - var start = new Date(date.getFullYear(), 0, 1); - var summerOffset = new Date(date.getFullYear(), 6, 1).getTimezoneOffset(); - var winterOffset = start.getTimezoneOffset(); - var dst = (summerOffset != winterOffset && date.getTimezoneOffset() == Math.min(winterOffset, summerOffset)) | 0; - HEAP32[(((tmPtr) + (32)) >> 2)] = dst; -} - -/** @suppress {duplicate } */ var setTempRet0 = val => __emscripten_tempret_set(val); - -var __mktime_js = function(tmPtr) { - var ret = (() => { - var date = new Date(HEAP32[(((tmPtr) + (20)) >> 2)] + 1900, HEAP32[(((tmPtr) + (16)) >> 2)], HEAP32[(((tmPtr) + (12)) >> 2)], HEAP32[(((tmPtr) + (8)) >> 2)], HEAP32[(((tmPtr) + (4)) >> 2)], HEAP32[((tmPtr) >> 2)], 0); - var dst = HEAP32[(((tmPtr) + (32)) >> 2)]; - var guessedOffset = date.getTimezoneOffset(); - var start = new Date(date.getFullYear(), 0, 1); - var summerOffset = new Date(date.getFullYear(), 6, 1).getTimezoneOffset(); - var winterOffset = start.getTimezoneOffset(); - var dstOffset = Math.min(winterOffset, summerOffset); - if (dst < 0) { - HEAP32[(((tmPtr) + (32)) >> 2)] = Number(summerOffset != winterOffset && dstOffset == guessedOffset); - } else if ((dst > 0) != (dstOffset == guessedOffset)) { - var nonDstOffset = Math.max(winterOffset, summerOffset); - var trueOffset = dst > 0 ? dstOffset : nonDstOffset; - date.setTime(date.getTime() + (trueOffset - guessedOffset) * 6e4); - } - HEAP32[(((tmPtr) + (24)) >> 2)] = date.getDay(); - var yday = ydayFromDate(date) | 0; - HEAP32[(((tmPtr) + (28)) >> 2)] = yday; - HEAP32[((tmPtr) >> 2)] = date.getSeconds(); - HEAP32[(((tmPtr) + (4)) >> 2)] = date.getMinutes(); - HEAP32[(((tmPtr) + (8)) >> 2)] = date.getHours(); - HEAP32[(((tmPtr) + (12)) >> 2)] = date.getDate(); - HEAP32[(((tmPtr) + (16)) >> 2)] = date.getMonth(); - HEAP32[(((tmPtr) + (20)) >> 2)] = date.getYear(); - var timeMs = date.getTime(); - if (isNaN(timeMs)) { - return -1; - } - return timeMs / 1e3; - })(); - return (setTempRet0((tempDouble = ret, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0)), - ret >>> 0); -}; - -function __mmap_js(len, prot, flags, fd, offset_low, offset_high, allocated, addr) { - var offset = convertI32PairToI53Checked(offset_low, offset_high); - try { - if (isNaN(offset)) return 61; - var stream = SYSCALLS.getStreamFromFD(fd); - var res = FS.mmap(stream, len, offset, prot, flags); - var ptr = res.ptr; - HEAP32[((allocated) >> 2)] = res.allocated; - HEAPU32[((addr) >> 2)] = ptr; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function __munmap_js(addr, len, prot, flags, fd, offset_low, offset_high) { - var offset = convertI32PairToI53Checked(offset_low, offset_high); - try { - var stream = SYSCALLS.getStreamFromFD(fd); - if (prot & 2) { - SYSCALLS.doMsync(addr, stream, len, flags, offset); - } - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var timers = {}; - -var handleException = e => { - if (e instanceof ExitStatus || e == "unwind") { - return EXITSTATUS; - } - quit_(1, e); -}; - -var runtimeKeepaliveCounter = 0; - -var keepRuntimeAlive = () => noExitRuntime || runtimeKeepaliveCounter > 0; - -var _proc_exit = code => { - EXITSTATUS = code; - if (!keepRuntimeAlive()) { - Module["onExit"]?.(code); - ABORT = true; - } - quit_(code, new ExitStatus(code)); -}; - -/** @param {boolean|number=} implicit */ var exitJS = (status, implicit) => { - EXITSTATUS = status; - if (!keepRuntimeAlive()) { - exitRuntime(); - } - _proc_exit(status); -}; - -var _exit = exitJS; - -Module["_exit"] = _exit; - -var maybeExit = () => { - if (runtimeExited) { - return; - } - if (!keepRuntimeAlive()) { - try { - _exit(EXITSTATUS); - } catch (e) { - handleException(e); - } - } -}; - -var callUserCallback = func => { - if (runtimeExited || ABORT) { - return; - } - try { - func(); - maybeExit(); - } catch (e) { - handleException(e); - } -}; - -var _emscripten_get_now; - -_emscripten_get_now = () => performance.now(); - -var __setitimer_js = (which, timeout_ms) => { - if (timers[which]) { - clearTimeout(timers[which].id); - delete timers[which]; - } - if (!timeout_ms) return 0; - var id = setTimeout(() => { - delete timers[which]; - callUserCallback(() => __emscripten_timeout(which, _emscripten_get_now())); - }, timeout_ms); - timers[which] = { - id: id, - timeout_ms: timeout_ms - }; - return 0; -}; - -var __tzset_js = (timezone, daylight, std_name, dst_name) => { - var currentYear = (new Date).getFullYear(); - var winter = new Date(currentYear, 0, 1); - var summer = new Date(currentYear, 6, 1); - var winterOffset = winter.getTimezoneOffset(); - var summerOffset = summer.getTimezoneOffset(); - var stdTimezoneOffset = Math.max(winterOffset, summerOffset); - HEAPU32[((timezone) >> 2)] = stdTimezoneOffset * 60; - HEAP32[((daylight) >> 2)] = Number(winterOffset != summerOffset); - var extractZone = date => date.toLocaleTimeString(undefined, { - hour12: false, - timeZoneName: "short" - }).split(" ")[1]; - var winterName = extractZone(winter); - var summerName = extractZone(summer); - if (summerOffset < winterOffset) { - stringToUTF8(winterName, std_name, 17); - stringToUTF8(summerName, dst_name, 17); - } else { - stringToUTF8(winterName, dst_name, 17); - stringToUTF8(summerName, std_name, 17); - } -}; - -var _emscripten_date_now = () => Date.now(); - -var getHeapMax = () => 2147483648; - -var _emscripten_get_heap_max = () => getHeapMax(); - -var growMemory = size => { - var b = wasmMemory.buffer; - var pages = (size - b.byteLength + 65535) / 65536; - try { - wasmMemory.grow(pages); - updateMemoryViews(); - return 1; - } /*success*/ catch (e) {} -}; - -var _emscripten_resize_heap = requestedSize => { - var oldSize = HEAPU8.length; - requestedSize >>>= 0; - var maxHeapSize = getHeapMax(); - if (requestedSize > maxHeapSize) { - return false; - } - var alignUp = (x, multiple) => x + (multiple - x % multiple) % multiple; - for (var cutDown = 1; cutDown <= 4; cutDown *= 2) { - var overGrownHeapSize = oldSize * (1 + .2 / cutDown); - overGrownHeapSize = Math.min(overGrownHeapSize, requestedSize + 100663296); - var newSize = Math.min(maxHeapSize, alignUp(Math.max(requestedSize, overGrownHeapSize), 65536)); - var replacement = growMemory(newSize); - if (replacement) { - return true; - } - } - return false; -}; - -var runtimeKeepalivePush = () => { - runtimeKeepaliveCounter += 1; -}; - -var runtimeKeepalivePop = () => { - runtimeKeepaliveCounter -= 1; -}; - -/** @param {number=} timeout */ var safeSetTimeout = (func, timeout) => { - runtimeKeepalivePush(); - return setTimeout(() => { - runtimeKeepalivePop(); - callUserCallback(func); - }, timeout); -}; - -var _emscripten_sleep = ms => Asyncify.handleSleep(wakeUp => safeSetTimeout(wakeUp, ms)); - -Module["_emscripten_sleep"] = _emscripten_sleep; - -_emscripten_sleep.isAsync = true; - -var ENV = PHPLoader.ENV || {}; - -var getExecutableName = () => thisProgram || "./this.program"; - -var getEnvStrings = () => { - if (!getEnvStrings.strings) { - var lang = ((typeof navigator == "object" && navigator.languages && navigator.languages[0]) || "C").replace("-", "_") + ".UTF-8"; - var env = { - "USER": "web_user", - "LOGNAME": "web_user", - "PATH": "/", - "PWD": "/", - "HOME": "/home/web_user", - "LANG": lang, - "_": getExecutableName() - }; - for (var x in ENV) { - if (ENV[x] === undefined) delete env[x]; else env[x] = ENV[x]; - } - var strings = []; - for (var x in env) { - strings.push(`${x}=${env[x]}`); - } - getEnvStrings.strings = strings; - } - return getEnvStrings.strings; -}; - -var stringToAscii = (str, buffer) => { - for (var i = 0; i < str.length; ++i) { - HEAP8[buffer++] = str.charCodeAt(i); - } - HEAP8[buffer] = 0; -}; - -var _environ_get = (__environ, environ_buf) => { - var bufSize = 0; - getEnvStrings().forEach((string, i) => { - var ptr = environ_buf + bufSize; - HEAPU32[(((__environ) + (i * 4)) >> 2)] = ptr; - stringToAscii(string, ptr); - bufSize += string.length + 1; - }); - return 0; -}; - -var _environ_sizes_get = (penviron_count, penviron_buf_size) => { - var strings = getEnvStrings(); - HEAPU32[((penviron_count) >> 2)] = strings.length; - var bufSize = 0; - strings.forEach(string => bufSize += string.length + 1); - HEAPU32[((penviron_buf_size) >> 2)] = bufSize; - return 0; -}; - -function _fd_close(fd) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - FS.close(stream); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -function _fd_fdstat_get(fd, pbuf) { - try { - var rightsBase = 0; - var rightsInheriting = 0; - var flags = 0; - { - var stream = SYSCALLS.getStreamFromFD(fd); - var type = stream.tty ? 2 : FS.isDir(stream.mode) ? 3 : FS.isLink(stream.mode) ? 7 : 4; - } - HEAP8[pbuf] = type; - HEAP16[(((pbuf) + (2)) >> 1)] = flags; - (tempI64 = [ rightsBase >>> 0, (tempDouble = rightsBase, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((pbuf) + (8)) >> 2)] = tempI64[0], HEAP32[(((pbuf) + (12)) >> 2)] = tempI64[1]); - (tempI64 = [ rightsInheriting >>> 0, (tempDouble = rightsInheriting, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((pbuf) + (16)) >> 2)] = tempI64[0], HEAP32[(((pbuf) + (20)) >> 2)] = tempI64[1]); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -/** @param {number=} offset */ var doReadv = (stream, iov, iovcnt, offset) => { - var ret = 0; - for (var i = 0; i < iovcnt; i++) { - var ptr = HEAPU32[((iov) >> 2)]; - var len = HEAPU32[(((iov) + (4)) >> 2)]; - iov += 8; - var curr = FS.read(stream, HEAP8, ptr, len, offset); - if (curr < 0) return -1; - ret += curr; - if (curr < len) break; - if (typeof offset != "undefined") { - offset += curr; - } - } - return ret; -}; - -function _fd_read(fd, iov, iovcnt, pnum) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - var num = doReadv(stream, iov, iovcnt); - HEAPU32[((pnum) >> 2)] = num; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -function _fd_seek(fd, offset_low, offset_high, whence, newOffset) { - var offset = convertI32PairToI53Checked(offset_low, offset_high); - try { - if (isNaN(offset)) return 61; - var stream = SYSCALLS.getStreamFromFD(fd); - FS.llseek(stream, offset, whence); - (tempI64 = [ stream.position >>> 0, (tempDouble = stream.position, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[((newOffset) >> 2)] = tempI64[0], HEAP32[(((newOffset) + (4)) >> 2)] = tempI64[1]); - if (stream.getdents && offset === 0 && whence === 0) stream.getdents = null; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -var _fd_sync = function(fd) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - return Asyncify.handleSleep(wakeUp => { - var mount = stream.node.mount; - if (!mount.type.syncfs) { - wakeUp(0); - return; - } - mount.type.syncfs(mount, false, err => { - if (err) { - wakeUp(29); - return; - } - wakeUp(0); - }); - }); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -}; - -_fd_sync.isAsync = true; - -/** @param {number=} offset */ var doWritev = (stream, iov, iovcnt, offset) => { - var ret = 0; - for (var i = 0; i < iovcnt; i++) { - var ptr = HEAPU32[((iov) >> 2)]; - var len = HEAPU32[(((iov) + (4)) >> 2)]; - iov += 8; - var curr = FS.write(stream, HEAP8, ptr, len, offset); - if (curr < 0) return -1; - ret += curr; - if (typeof offset != "undefined") { - offset += curr; - } - } - return ret; -}; - -function _fd_write(fd, iov, iovcnt, pnum) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - var num = doWritev(stream, iov, iovcnt); - HEAPU32[((pnum) >> 2)] = num; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -var _getaddrinfo = (node, service, hint, out) => { - var addr = 0; - var port = 0; - var flags = 0; - var family = 0; - var type = 0; - var proto = 0; - var ai; - function allocaddrinfo(family, type, proto, canon, addr, port) { - var sa, salen, ai; - var errno; - salen = family === 10 ? 28 : 16; - addr = family === 10 ? inetNtop6(addr) : inetNtop4(addr); - sa = _malloc(salen); - errno = writeSockaddr(sa, family, addr, port); - assert(!errno); - ai = _malloc(32); - HEAP32[(((ai) + (4)) >> 2)] = family; - HEAP32[(((ai) + (8)) >> 2)] = type; - HEAP32[(((ai) + (12)) >> 2)] = proto; - HEAPU32[(((ai) + (24)) >> 2)] = canon; - HEAPU32[(((ai) + (20)) >> 2)] = sa; - if (family === 10) { - HEAP32[(((ai) + (16)) >> 2)] = 28; - } else { - HEAP32[(((ai) + (16)) >> 2)] = 16; - } - HEAP32[(((ai) + (28)) >> 2)] = 0; - return ai; - } - if (hint) { - flags = HEAP32[((hint) >> 2)]; - family = HEAP32[(((hint) + (4)) >> 2)]; - type = HEAP32[(((hint) + (8)) >> 2)]; - proto = HEAP32[(((hint) + (12)) >> 2)]; - } - if (type && !proto) { - proto = type === 2 ? 17 : 6; - } - if (!type && proto) { - type = proto === 17 ? 2 : 1; - } - if (proto === 0) { - proto = 6; - } - if (type === 0) { - type = 1; - } - if (!node && !service) { - return -2; - } - if (flags & ~(1 | 2 | 4 | 1024 | 8 | 16 | 32)) { - return -1; - } - if (hint !== 0 && (HEAP32[((hint) >> 2)] & 2) && !node) { - return -1; - } - if (flags & 32) { - return -2; - } - if (type !== 0 && type !== 1 && type !== 2) { - return -7; - } - if (family !== 0 && family !== 2 && family !== 10) { - return -6; - } - if (service) { - service = UTF8ToString(service); - port = parseInt(service, 10); - if (isNaN(port)) { - if (flags & 1024) { - return -2; - } - return -8; - } - } - if (!node) { - if (family === 0) { - family = 2; - } - if ((flags & 1) === 0) { - if (family === 2) { - addr = _htonl(2130706433); - } else { - addr = [ 0, 0, 0, 1 ]; - } - } - ai = allocaddrinfo(family, type, proto, null, addr, port); - HEAPU32[((out) >> 2)] = ai; - return 0; - } - node = UTF8ToString(node); - addr = inetPton4(node); - if (addr !== null) { - if (family === 0 || family === 2) { - family = 2; - } else if (family === 10 && (flags & 8)) { - addr = [ 0, 0, _htonl(65535), addr ]; - family = 10; - } else { - return -2; - } - } else { - addr = inetPton6(node); - if (addr !== null) { - if (family === 0 || family === 10) { - family = 10; - } else { - return -2; - } - } - } - if (addr != null) { - ai = allocaddrinfo(family, type, proto, node, addr, port); - HEAPU32[((out) >> 2)] = ai; - return 0; - } - if (flags & 4) { - return -2; - } - node = DNS.lookup_name(node); - addr = inetPton4(node); - if (family === 0) { - family = 2; - } else if (family === 10) { - addr = [ 0, 0, _htonl(65535), addr ]; - } - ai = allocaddrinfo(family, type, proto, null, addr, port); - HEAPU32[((out) >> 2)] = ai; - return 0; -}; - -var _getnameinfo = (sa, salen, node, nodelen, serv, servlen, flags) => { - var info = readSockaddr(sa, salen); - if (info.errno) { - return -6; - } - var port = info.port; - var addr = info.addr; - var overflowed = false; - if (node && nodelen) { - var lookup; - if ((flags & 1) || !(lookup = DNS.lookup_addr(addr))) { - if (flags & 8) { - return -2; - } - } else { - addr = lookup; - } - var numBytesWrittenExclNull = stringToUTF8(addr, node, nodelen); - if (numBytesWrittenExclNull + 1 >= nodelen) { - overflowed = true; - } - } - if (serv && servlen) { - port = "" + port; - var numBytesWrittenExclNull = stringToUTF8(port, serv, servlen); - if (numBytesWrittenExclNull + 1 >= servlen) { - overflowed = true; - } - } - if (overflowed) { - return -12; - } - return 0; -}; - -var Protocols = { - list: [], - map: {} -}; - -var _setprotoent = stayopen => { - function allocprotoent(name, proto, aliases) { - var nameBuf = _malloc(name.length + 1); - stringToAscii(name, nameBuf); - var j = 0; - var length = aliases.length; - var aliasListBuf = _malloc((length + 1) * 4); - for (var i = 0; i < length; i++, j += 4) { - var alias = aliases[i]; - var aliasBuf = _malloc(alias.length + 1); - stringToAscii(alias, aliasBuf); - HEAPU32[(((aliasListBuf) + (j)) >> 2)] = aliasBuf; - } - HEAPU32[(((aliasListBuf) + (j)) >> 2)] = 0; - var pe = _malloc(12); - HEAPU32[((pe) >> 2)] = nameBuf; - HEAPU32[(((pe) + (4)) >> 2)] = aliasListBuf; - HEAP32[(((pe) + (8)) >> 2)] = proto; - return pe; - } - var list = Protocols.list; - var map = Protocols.map; - if (list.length === 0) { - var entry = allocprotoent("tcp", 6, [ "TCP" ]); - list.push(entry); - map["tcp"] = map["6"] = entry; - entry = allocprotoent("udp", 17, [ "UDP" ]); - list.push(entry); - map["udp"] = map["17"] = entry; - } - _setprotoent.index = 0; -}; - -var _getprotobyname = name => { - name = UTF8ToString(name); - _setprotoent(true); - var result = Protocols.map[name]; - return result; -}; - -var _getprotobynumber = number => { - _setprotoent(true); - var result = Protocols.map[number]; - return result; -}; - -var stackAlloc = sz => __emscripten_stack_alloc(sz); - -/** @suppress {duplicate } */ var stringToUTF8OnStack = str => { - var size = lengthBytesUTF8(str) + 1; - var ret = stackAlloc(size); - stringToUTF8(str, ret, size); - return ret; -}; - -var allocateUTF8OnStack = stringToUTF8OnStack; - -var PHPWASM = { - init: function() { - FS.mkdir("/internal"); - FS.mkdir("/internal/shared"); - FS.mkdir("/internal/shared/preload"); - PHPWASM.EventEmitter = ENVIRONMENT_IS_NODE ? require("events").EventEmitter : class EventEmitter { - constructor() { - this.listeners = {}; - } - emit(eventName, data) { - if (this.listeners[eventName]) { - this.listeners[eventName].forEach(callback => { - callback(data); - }); - } - } - once(eventName, callback) { - const self = this; - function removedCallback() { - callback(...arguments); - self.removeListener(eventName, removedCallback); - } - this.on(eventName, removedCallback); - } - removeAllListeners(eventName) { - if (eventName) { - delete this.listeners[eventName]; - } else { - this.listeners = {}; - } - } - removeListener(eventName, callback) { - if (this.listeners[eventName]) { - const idx = this.listeners[eventName].indexOf(callback); - if (idx !== -1) { - this.listeners[eventName].splice(idx, 1); - } - } - } - }; - PHPWASM.child_proc_by_fd = {}; - PHPWASM.child_proc_by_pid = {}; - PHPWASM.input_devices = {}; - }, - getAllWebSockets: function(sock) { - const webSockets = new Set; - if (sock.server) { - sock.server.clients.forEach(ws => { - webSockets.add(ws); - }); - } - for (const peer of PHPWASM.getAllPeers(sock)) { - webSockets.add(peer.socket); - } - return Array.from(webSockets); - }, - getAllPeers: function(sock) { - const peers = new Set; - if (sock.server) { - sock.pending.filter(pending => pending.peers).forEach(pending => { - for (const peer of Object.values(pending.peers)) { - peers.add(peer); - } - }); - } - if (sock.peers) { - for (const peer of Object.values(sock.peers)) { - peers.add(peer); - } - } - return Array.from(peers); - }, - awaitData: function(ws) { - return PHPWASM.awaitEvent(ws, "message"); - }, - awaitConnection: function(ws) { - if (ws.OPEN === ws.readyState) { - return [ Promise.resolve(), PHPWASM.noop ]; - } - return PHPWASM.awaitEvent(ws, "open"); - }, - awaitClose: function(ws) { - if ([ ws.CLOSING, ws.CLOSED ].includes(ws.readyState)) { - return [ Promise.resolve(), PHPWASM.noop ]; - } - return PHPWASM.awaitEvent(ws, "close"); - }, - awaitError: function(ws) { - if ([ ws.CLOSING, ws.CLOSED ].includes(ws.readyState)) { - return [ Promise.resolve(), PHPWASM.noop ]; - } - return PHPWASM.awaitEvent(ws, "error"); - }, - awaitEvent: function(ws, event) { - let resolve; - const listener = () => { - resolve(); - }; - const promise = new Promise(function(_resolve) { - resolve = _resolve; - ws.once(event, listener); - }); - const cancel = () => { - ws.removeListener(event, listener); - setTimeout(resolve); - }; - return [ promise, cancel ]; - }, - noop: function() {}, - spawnProcess: function(command, args, options) { - if (Module["spawnProcess"]) { - const spawnedPromise = Module["spawnProcess"](command, args, options); - return Promise.resolve(spawnedPromise).then(function(spawned) { - if (!spawned || !spawned.on) { - throw new Error("spawnProcess() must return an EventEmitter but returned a different type."); - } - return spawned; - }); - } - if (ENVIRONMENT_IS_NODE) { - return require("child_process").spawn(command, args, { - ...options, - shell: true, - stdio: [ "pipe", "pipe", "pipe" ], - timeout: 100 - }); - } - const e = new Error("popen(), proc_open() etc. are unsupported in the browser. Call php.setSpawnHandler() " + "and provide a callback to handle spawning processes, or disable a popen(), proc_open() " + "and similar functions via php.ini."); - e.code = "SPAWN_UNSUPPORTED"; - throw e; - }, - shutdownSocket: function(socketd, how) { - const sock = getSocketFromFD(socketd); - const peer = Object.values(sock.peers)[0]; - if (!peer) { - return -1; - } - try { - peer.socket.close(); - SOCKFS.websocket_sock_ops.removePeer(sock, peer); - return 0; - } catch (e) { - console.log("Socket shutdown error", e); - return -1; - } - } -}; - -function _js_create_input_device(deviceId) { - let dataBuffer = []; - let dataCallback; - const filename = "proc_id_" + deviceId; - const device = FS.createDevice("/dev", filename, function() {}, function(byte) { - try { - dataBuffer.push(byte); - if (dataCallback) { - dataCallback(new Uint8Array(dataBuffer)); - dataBuffer = []; - } - } catch (e) { - console.error(e); - throw e; - } - }); - const devicePath = "/dev/" + filename; - PHPWASM.input_devices[deviceId] = { - devicePath: devicePath, - onData: function(cb) { - dataCallback = cb; - dataBuffer.forEach(function(data) { - cb(data); - }); - dataBuffer.length = 0; - } - }; - return allocateUTF8OnStack(devicePath); -} - -function _js_open_process(command, argsPtr, argsLength, descriptorsPtr, descriptorsLength, cwdPtr, cwdLength, envPtr, envLength) { - if (!command) { - return 1; - } - const cmdstr = UTF8ToString(command); - if (!cmdstr.length) { - return 0; - } - let argsArray = []; - if (argsLength) { - for (var i = 0; i < argsLength; i++) { - const charPointer = argsPtr + i * 4; - argsArray.push(UTF8ToString(HEAPU32[charPointer >> 2])); - } - } - const cwdstr = cwdPtr ? UTF8ToString(cwdPtr) : null; - let envObject = null; - if (envLength) { - envObject = {}; - for (var i = 0; i < envLength; i++) { - const envPointer = envPtr + i * 4; - const envEntry = UTF8ToString(HEAPU32[envPointer >> 2]); - const splitAt = envEntry.indexOf("="); - if (splitAt === -1) { - continue; - } - const key = envEntry.substring(0, splitAt); - const value = envEntry.substring(splitAt + 1); - envObject[key] = value; - } - } - var std = {}; - for (var i = 0; i < descriptorsLength; i++) { - const descriptorPtr = HEAPU32[(descriptorsPtr + i * 4) >> 2]; - std[HEAPU32[descriptorPtr >> 2]] = { - child: HEAPU32[(descriptorPtr + 4) >> 2], - parent: HEAPU32[(descriptorPtr + 8) >> 2] - }; - } - return Asyncify.handleSleep(async wakeUp => { - let cp; - try { - const options = {}; - if (cwdstr !== null) { - options.cwd = cwdstr; - } - if (envObject !== null) { - options.env = envObject; - } - cp = PHPWASM.spawnProcess(cmdstr, argsArray, options); - if (cp instanceof Promise) { - cp = await cp; - } - } catch (e) { - if (e.code === "SPAWN_UNSUPPORTED") { - wakeUp(1); - return; - } - console.error(e); - wakeUp(1); - throw e; - } - const ProcInfo = { - pid: cp.pid, - exited: false, - stdinFd: std[0]?.child, - stdinIsDevice: std[0]?.child in PHPWASM.input_devices, - stdoutChildFd: std[1]?.child, - stdoutParentFd: std[1]?.parent, - stderrChildFd: std[2]?.child, - stderrParentFd: std[2]?.parent, - stdout: new PHPWASM.EventEmitter, - stderr: new PHPWASM.EventEmitter - }; - if (ProcInfo.stdoutChildFd) PHPWASM.child_proc_by_fd[ProcInfo.stdoutChildFd] = ProcInfo; - if (ProcInfo.stderrChildFd) PHPWASM.child_proc_by_fd[ProcInfo.stderrChildFd] = ProcInfo; - if (ProcInfo.stdoutParentFd) PHPWASM.child_proc_by_fd[ProcInfo.stdoutParentFd] = ProcInfo; - if (ProcInfo.stderrParentFd) PHPWASM.child_proc_by_fd[ProcInfo.stderrParentFd] = ProcInfo; - PHPWASM.child_proc_by_pid[ProcInfo.pid] = ProcInfo; - cp.on("exit", function(code) { - ProcInfo.exitCode = code; - ProcInfo.exited = true; - ProcInfo.stdout.emit("data"); - ProcInfo.stderr.emit("data"); - }); - if (ProcInfo.stdoutChildFd) { - const stdoutStream = SYSCALLS.getStreamFromFD(ProcInfo.stdoutChildFd); - let stdoutAt = 0; - cp.stdout.on("data", function(data) { - ProcInfo.stdout.emit("data", data); - stdoutStream.stream_ops.write(stdoutStream, data, 0, data.length, stdoutAt); - stdoutAt += data.length; - }); - } - if (ProcInfo.stderrChildFd) { - const stderrStream = SYSCALLS.getStreamFromFD(ProcInfo.stderrChildFd); - let stderrAt = 0; - cp.stderr.on("data", function(data) { - ProcInfo.stderr.emit("data", data); - stderrStream.stream_ops.write(stderrStream, data, 0, data.length, stderrAt); - stderrAt += data.length; - }); - } - /** - * Wait until the child process has been spawned. - * Unfortunately there is no Node.js API to check whether - * the process has already been spawned. We can only listen - * to the 'spawn' event and if it has already been spawned, - * listen to the 'exit' event. - */ try { - await new Promise((resolve, reject) => { - cp.on("spawn", resolve); - cp.on("error", reject); - }); - } catch (e) { - console.error(e); - wakeUp(1); - return; - } - if (ProcInfo.stdinIsDevice) { - PHPWASM.input_devices[ProcInfo.stdinFd].onData(function(data) { - if (!data) return; - if (typeof data === "number") { - data = new Uint8Array([ data ]); - } - const dataStr = new TextDecoder("utf-8").decode(data); - cp.stdin.write(dataStr); - }); - wakeUp(ProcInfo.pid); - return; - } - if (ProcInfo.stdinFd) { - const stdinStream = SYSCALLS.getStreamFromFD(ProcInfo.stdinFd); - if (stdinStream.node) { - const CHUNK_SIZE = 1024; - const buffer = new Uint8Array(CHUNK_SIZE); - let offset = 0; - while (true) { - const bytesRead = stdinStream.stream_ops.read(stdinStream, buffer, 0, CHUNK_SIZE, offset); - if (bytesRead === null || bytesRead === 0) { - break; - } - try { - cp.stdin.write(buffer.subarray(0, bytesRead)); - } catch (e) { - console.error(e); - return 1; - } - if (bytesRead < CHUNK_SIZE) { - break; - } - offset += bytesRead; - } - wakeUp(ProcInfo.pid); - return; - } - } - wakeUp(ProcInfo.pid); - }); -} - -function _js_process_status(pid, exitCodePtr) { - if (!PHPWASM.child_proc_by_pid[pid]) { - return -1; - } - if (PHPWASM.child_proc_by_pid[pid].exited) { - HEAPU32[exitCodePtr >> 2] = PHPWASM.child_proc_by_pid[pid].exitCode; - return 1; - } - return 0; -} - -function _js_waitpid(pid, exitCodePtr) { - if (!PHPWASM.child_proc_by_pid[pid]) { - return -1; - } - return Asyncify.handleSleep(wakeUp => { - const poll = function() { - if (PHPWASM.child_proc_by_pid[pid]?.exited) { - HEAPU32[exitCodePtr >> 2] = PHPWASM.child_proc_by_pid[pid].exitCode; - wakeUp(pid); - } else { - setTimeout(poll, 50); - } - }; - poll(); - }); -} - -var arraySum = (array, index) => { - var sum = 0; - for (var i = 0; i <= index; sum += array[i++]) {} - return sum; -}; - -var MONTH_DAYS_LEAP = [ 31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 ]; - -var MONTH_DAYS_REGULAR = [ 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 ]; - -var addDays = (date, days) => { - var newDate = new Date(date.getTime()); - while (days > 0) { - var leap = isLeapYear(newDate.getFullYear()); - var currentMonth = newDate.getMonth(); - var daysInCurrentMonth = (leap ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR)[currentMonth]; - if (days > daysInCurrentMonth - newDate.getDate()) { - days -= (daysInCurrentMonth - newDate.getDate() + 1); - newDate.setDate(1); - if (currentMonth < 11) { - newDate.setMonth(currentMonth + 1); - } else { - newDate.setMonth(0); - newDate.setFullYear(newDate.getFullYear() + 1); - } - } else { - newDate.setDate(newDate.getDate() + days); - return newDate; - } - } - return newDate; -}; - -var writeArrayToMemory = (array, buffer) => { - HEAP8.set(array, buffer); -}; - -var _strftime = (s, maxsize, format, tm) => { - var tm_zone = HEAPU32[(((tm) + (40)) >> 2)]; - var date = { - tm_sec: HEAP32[((tm) >> 2)], - tm_min: HEAP32[(((tm) + (4)) >> 2)], - tm_hour: HEAP32[(((tm) + (8)) >> 2)], - tm_mday: HEAP32[(((tm) + (12)) >> 2)], - tm_mon: HEAP32[(((tm) + (16)) >> 2)], - tm_year: HEAP32[(((tm) + (20)) >> 2)], - tm_wday: HEAP32[(((tm) + (24)) >> 2)], - tm_yday: HEAP32[(((tm) + (28)) >> 2)], - tm_isdst: HEAP32[(((tm) + (32)) >> 2)], - tm_gmtoff: HEAP32[(((tm) + (36)) >> 2)], - tm_zone: tm_zone ? UTF8ToString(tm_zone) : "" - }; - var pattern = UTF8ToString(format); - var EXPANSION_RULES_1 = { - "%c": "%a %b %d %H:%M:%S %Y", - "%D": "%m/%d/%y", - "%F": "%Y-%m-%d", - "%h": "%b", - "%r": "%I:%M:%S %p", - "%R": "%H:%M", - "%T": "%H:%M:%S", - "%x": "%m/%d/%y", - "%X": "%H:%M:%S", - "%Ec": "%c", - "%EC": "%C", - "%Ex": "%m/%d/%y", - "%EX": "%H:%M:%S", - "%Ey": "%y", - "%EY": "%Y", - "%Od": "%d", - "%Oe": "%e", - "%OH": "%H", - "%OI": "%I", - "%Om": "%m", - "%OM": "%M", - "%OS": "%S", - "%Ou": "%u", - "%OU": "%U", - "%OV": "%V", - "%Ow": "%w", - "%OW": "%W", - "%Oy": "%y" - }; - for (var rule in EXPANSION_RULES_1) { - pattern = pattern.replace(new RegExp(rule, "g"), EXPANSION_RULES_1[rule]); - } - var WEEKDAYS = [ "Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday" ]; - var MONTHS = [ "January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December" ]; - function leadingSomething(value, digits, character) { - var str = typeof value == "number" ? value.toString() : (value || ""); - while (str.length < digits) { - str = character[0] + str; - } - return str; - } - function leadingNulls(value, digits) { - return leadingSomething(value, digits, "0"); - } - function compareByDay(date1, date2) { - function sgn(value) { - return value < 0 ? -1 : (value > 0 ? 1 : 0); - } - var compare; - if ((compare = sgn(date1.getFullYear() - date2.getFullYear())) === 0) { - if ((compare = sgn(date1.getMonth() - date2.getMonth())) === 0) { - compare = sgn(date1.getDate() - date2.getDate()); - } - } - return compare; - } - function getFirstWeekStartDate(janFourth) { - switch (janFourth.getDay()) { - case 0: - return new Date(janFourth.getFullYear() - 1, 11, 29); - - case 1: - return janFourth; - - case 2: - return new Date(janFourth.getFullYear(), 0, 3); - - case 3: - return new Date(janFourth.getFullYear(), 0, 2); - - case 4: - return new Date(janFourth.getFullYear(), 0, 1); - - case 5: - return new Date(janFourth.getFullYear() - 1, 11, 31); - - case 6: - return new Date(janFourth.getFullYear() - 1, 11, 30); - } - } - function getWeekBasedYear(date) { - var thisDate = addDays(new Date(date.tm_year + 1900, 0, 1), date.tm_yday); - var janFourthThisYear = new Date(thisDate.getFullYear(), 0, 4); - var janFourthNextYear = new Date(thisDate.getFullYear() + 1, 0, 4); - var firstWeekStartThisYear = getFirstWeekStartDate(janFourthThisYear); - var firstWeekStartNextYear = getFirstWeekStartDate(janFourthNextYear); - if (compareByDay(firstWeekStartThisYear, thisDate) <= 0) { - if (compareByDay(firstWeekStartNextYear, thisDate) <= 0) { - return thisDate.getFullYear() + 1; - } - return thisDate.getFullYear(); - } - return thisDate.getFullYear() - 1; - } - var EXPANSION_RULES_2 = { - "%a": date => WEEKDAYS[date.tm_wday].substring(0, 3), - "%A": date => WEEKDAYS[date.tm_wday], - "%b": date => MONTHS[date.tm_mon].substring(0, 3), - "%B": date => MONTHS[date.tm_mon], - "%C": date => { - var year = date.tm_year + 1900; - return leadingNulls((year / 100) | 0, 2); - }, - "%d": date => leadingNulls(date.tm_mday, 2), - "%e": date => leadingSomething(date.tm_mday, 2, " "), - "%g": date => getWeekBasedYear(date).toString().substring(2), - "%G": getWeekBasedYear, - "%H": date => leadingNulls(date.tm_hour, 2), - "%I": date => { - var twelveHour = date.tm_hour; - if (twelveHour == 0) twelveHour = 12; else if (twelveHour > 12) twelveHour -= 12; - return leadingNulls(twelveHour, 2); - }, - "%j": date => leadingNulls(date.tm_mday + arraySum(isLeapYear(date.tm_year + 1900) ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, date.tm_mon - 1), 3), - "%m": date => leadingNulls(date.tm_mon + 1, 2), - "%M": date => leadingNulls(date.tm_min, 2), - "%n": () => "\n", - "%p": date => { - if (date.tm_hour >= 0 && date.tm_hour < 12) { - return "AM"; - } - return "PM"; - }, - "%S": date => leadingNulls(date.tm_sec, 2), - "%t": () => "\t", - "%u": date => date.tm_wday || 7, - "%U": date => { - var days = date.tm_yday + 7 - date.tm_wday; - return leadingNulls(Math.floor(days / 7), 2); - }, - "%V": date => { - var val = Math.floor((date.tm_yday + 7 - (date.tm_wday + 6) % 7) / 7); - if ((date.tm_wday + 371 - date.tm_yday - 2) % 7 <= 2) { - val++; - } - if (!val) { - val = 52; - var dec31 = (date.tm_wday + 7 - date.tm_yday - 1) % 7; - if (dec31 == 4 || (dec31 == 5 && isLeapYear(date.tm_year % 400 - 1))) { - val++; - } - } else if (val == 53) { - var jan1 = (date.tm_wday + 371 - date.tm_yday) % 7; - if (jan1 != 4 && (jan1 != 3 || !isLeapYear(date.tm_year))) val = 1; - } - return leadingNulls(val, 2); - }, - "%w": date => date.tm_wday, - "%W": date => { - var days = date.tm_yday + 7 - ((date.tm_wday + 6) % 7); - return leadingNulls(Math.floor(days / 7), 2); - }, - "%y": date => (date.tm_year + 1900).toString().substring(2), - "%Y": date => date.tm_year + 1900, - "%z": date => { - var off = date.tm_gmtoff; - var ahead = off >= 0; - off = Math.abs(off) / 60; - off = (off / 60) * 100 + (off % 60); - return (ahead ? "+" : "-") + String("0000" + off).slice(-4); - }, - "%Z": date => date.tm_zone, - "%%": () => "%" - }; - pattern = pattern.replace(/%%/g, "\0\0"); - for (var rule in EXPANSION_RULES_2) { - if (pattern.includes(rule)) { - pattern = pattern.replace(new RegExp(rule, "g"), EXPANSION_RULES_2[rule](date)); - } - } - pattern = pattern.replace(/\0\0/g, "%"); - var bytes = intArrayFromString(pattern, false); - if (bytes.length > maxsize) { - return 0; - } - writeArrayToMemory(bytes, s); - return bytes.length - 1; -}; - -var _strftime_l = (s, maxsize, format, tm, loc) => _strftime(s, maxsize, format, tm); - -var _strptime = (buf, format, tm) => { - var pattern = UTF8ToString(format); - var SPECIAL_CHARS = "\\!@#$^&*()+=-[]/{}|:<>?,."; - for (var i = 0, ii = SPECIAL_CHARS.length; i < ii; ++i) { - pattern = pattern.replace(new RegExp("\\" + SPECIAL_CHARS[i], "g"), "\\" + SPECIAL_CHARS[i]); - } - var EQUIVALENT_MATCHERS = { - "A": "%a", - "B": "%b", - "c": "%a %b %d %H:%M:%S %Y", - "D": "%m\\/%d\\/%y", - "e": "%d", - "F": "%Y-%m-%d", - "h": "%b", - "R": "%H\\:%M", - "r": "%I\\:%M\\:%S\\s%p", - "T": "%H\\:%M\\:%S", - "x": "%m\\/%d\\/(?:%y|%Y)", - "X": "%H\\:%M\\:%S" - }; - var DATE_PATTERNS = { - /* weekday name */ "a": "(?:Sun(?:day)?)|(?:Mon(?:day)?)|(?:Tue(?:sday)?)|(?:Wed(?:nesday)?)|(?:Thu(?:rsday)?)|(?:Fri(?:day)?)|(?:Sat(?:urday)?)", - /* month name */ "b": "(?:Jan(?:uary)?)|(?:Feb(?:ruary)?)|(?:Mar(?:ch)?)|(?:Apr(?:il)?)|May|(?:Jun(?:e)?)|(?:Jul(?:y)?)|(?:Aug(?:ust)?)|(?:Sep(?:tember)?)|(?:Oct(?:ober)?)|(?:Nov(?:ember)?)|(?:Dec(?:ember)?)", - /* century */ "C": "\\d\\d", - /* day of month */ "d": "0[1-9]|[1-9](?!\\d)|1\\d|2\\d|30|31", - /* hour (24hr) */ "H": "\\d(?!\\d)|[0,1]\\d|20|21|22|23", - /* hour (12hr) */ "I": "\\d(?!\\d)|0\\d|10|11|12", - /* day of year */ "j": "00[1-9]|0?[1-9](?!\\d)|0?[1-9]\\d(?!\\d)|[1,2]\\d\\d|3[0-6]\\d", - /* month */ "m": "0[1-9]|[1-9](?!\\d)|10|11|12", - /* minutes */ "M": "0\\d|\\d(?!\\d)|[1-5]\\d", - /* whitespace */ "n": " ", - /* AM/PM */ "p": "AM|am|PM|pm|A\\.M\\.|a\\.m\\.|P\\.M\\.|p\\.m\\.", - /* seconds */ "S": "0\\d|\\d(?!\\d)|[1-5]\\d|60", - /* week number */ "U": "0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53", - /* week number */ "W": "0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53", - /* weekday number */ "w": "[0-6]", - /* 2-digit year */ "y": "\\d\\d", - /* 4-digit year */ "Y": "\\d\\d\\d\\d", - /* whitespace */ "t": " ", - /* time zone */ "z": "Z|(?:[\\+\\-]\\d\\d:?(?:\\d\\d)?)" - }; - var MONTH_NUMBERS = { - JAN: 0, - FEB: 1, - MAR: 2, - APR: 3, - MAY: 4, - JUN: 5, - JUL: 6, - AUG: 7, - SEP: 8, - OCT: 9, - NOV: 10, - DEC: 11 - }; - var DAY_NUMBERS_SUN_FIRST = { - SUN: 0, - MON: 1, - TUE: 2, - WED: 3, - THU: 4, - FRI: 5, - SAT: 6 - }; - var DAY_NUMBERS_MON_FIRST = { - MON: 0, - TUE: 1, - WED: 2, - THU: 3, - FRI: 4, - SAT: 5, - SUN: 6 - }; - var capture = []; - var pattern_out = pattern.replace(/%(.)/g, (m, c) => EQUIVALENT_MATCHERS[c] || m).replace(/%(.)/g, (_, c) => { - let pat = DATE_PATTERNS[c]; - if (pat) { - capture.push(c); - return `(${pat})`; - } else { - return c; - } - }).replace(/\s+/g, "\\s*"); - var matches = new RegExp("^" + pattern_out, "i").exec(UTF8ToString(buf)); - function initDate() { - function fixup(value, min, max) { - return (typeof value != "number" || isNaN(value)) ? min : (value >= min ? (value <= max ? value : max) : min); - } - return { - year: fixup(HEAP32[(((tm) + (20)) >> 2)] + 1900, 1970, 9999), - month: fixup(HEAP32[(((tm) + (16)) >> 2)], 0, 11), - day: fixup(HEAP32[(((tm) + (12)) >> 2)], 1, 31), - hour: fixup(HEAP32[(((tm) + (8)) >> 2)], 0, 23), - min: fixup(HEAP32[(((tm) + (4)) >> 2)], 0, 59), - sec: fixup(HEAP32[((tm) >> 2)], 0, 59), - gmtoff: 0 - }; - } - if (matches) { - var date = initDate(); - var value; - var getMatch = symbol => { - var pos = capture.indexOf(symbol); - if (pos >= 0) { - return matches[pos + 1]; - } - return; - }; - if ((value = getMatch("S"))) { - date.sec = jstoi_q(value); - } - if ((value = getMatch("M"))) { - date.min = jstoi_q(value); - } - if ((value = getMatch("H"))) { - date.hour = jstoi_q(value); - } else if ((value = getMatch("I"))) { - var hour = jstoi_q(value); - if ((value = getMatch("p"))) { - hour += value.toUpperCase()[0] === "P" ? 12 : 0; - } - date.hour = hour; - } - if ((value = getMatch("Y"))) { - date.year = jstoi_q(value); - } else if ((value = getMatch("y"))) { - var year = jstoi_q(value); - if ((value = getMatch("C"))) { - year += jstoi_q(value) * 100; - } else { - year += year < 69 ? 2e3 : 1900; - } - date.year = year; - } - if ((value = getMatch("m"))) { - date.month = jstoi_q(value) - 1; - } else if ((value = getMatch("b"))) { - date.month = MONTH_NUMBERS[value.substring(0, 3).toUpperCase()] || 0; - } - if ((value = getMatch("d"))) { - date.day = jstoi_q(value); - } else if ((value = getMatch("j"))) { - var day = jstoi_q(value); - var leapYear = isLeapYear(date.year); - for (var month = 0; month < 12; ++month) { - var daysUntilMonth = arraySum(leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, month - 1); - if (day <= daysUntilMonth + (leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR)[month]) { - date.day = day - daysUntilMonth; - } - } - } else if ((value = getMatch("a"))) { - var weekDay = value.substring(0, 3).toUpperCase(); - if ((value = getMatch("U"))) { - var weekDayNumber = DAY_NUMBERS_SUN_FIRST[weekDay]; - var weekNumber = jstoi_q(value); - var janFirst = new Date(date.year, 0, 1); - var endDate; - if (janFirst.getDay() === 0) { - endDate = addDays(janFirst, weekDayNumber + 7 * (weekNumber - 1)); - } else { - endDate = addDays(janFirst, 7 - janFirst.getDay() + weekDayNumber + 7 * (weekNumber - 1)); - } - date.day = endDate.getDate(); - date.month = endDate.getMonth(); - } else if ((value = getMatch("W"))) { - var weekDayNumber = DAY_NUMBERS_MON_FIRST[weekDay]; - var weekNumber = jstoi_q(value); - var janFirst = new Date(date.year, 0, 1); - var endDate; - if (janFirst.getDay() === 1) { - endDate = addDays(janFirst, weekDayNumber + 7 * (weekNumber - 1)); - } else { - endDate = addDays(janFirst, 7 - janFirst.getDay() + 1 + weekDayNumber + 7 * (weekNumber - 1)); - } - date.day = endDate.getDate(); - date.month = endDate.getMonth(); - } - } - if ((value = getMatch("z"))) { - if (value.toLowerCase() === "z") { - date.gmtoff = 0; - } else { - var match = value.match(/^((?:\-|\+)\d\d):?(\d\d)?/); - date.gmtoff = match[1] * 3600; - if (match[2]) { - date.gmtoff += date.gmtoff > 0 ? match[2] * 60 : -match[2] * 60; - } - } - } - /* + // The rest of the code comes from the built php.js file and esm-suffix.js + // include: shell.js + // The Module object: Our interface to the outside world. We import + // and export values on it. There are various ways Module can be used: + // 1. Not defined. We create it here + // 2. A function parameter, function(moduleArg) => Promise + // 3. pre-run appended it, var Module = {}; ..generated code.. + // 4. External script tag defines var Module. + // We need to check if Module already exists (e.g. case 3 above). + // Substitution will be replaced with actual code on later stage of the build, + // this way Closure Compiler will not mangle it (e.g. case 4. above). + // Note that if you want to run closure, and also to use Module + // after the generated code, you will need to define var Module = {}; + // before the code. Then that object will be used in the code, and you + // can continue to use Module afterwards as well. + var Module = typeof PHPLoader != 'undefined' ? PHPLoader : {}; + + var ENVIRONMENT_IS_WORKER = RuntimeName === 'WORKER'; + + var ENVIRONMENT_IS_NODE = RuntimeName === 'NODE'; + + if (ENVIRONMENT_IS_NODE) { + } + + // --pre-jses are emitted after the Module integration code, so that they can + // refer to Module (if they choose; they can also define Module) + // Sometimes an existing Module object exists with properties + // meant to overwrite the default module functionality. Here + // we collect those properties and reapply _after_ we configure + // the current environment's defaults to avoid having to be so + // defensive during initialization. + var moduleOverrides = Object.assign({}, Module); + + var arguments_ = []; + + var thisProgram = './this.program'; + + var quit_ = (status, toThrow) => { + throw toThrow; + }; + + // `/` should be present at the end if `scriptDirectory` is not empty + var scriptDirectory = ''; + + function locateFile(path) { + if (Module['locateFile']) { + return Module['locateFile'](path, scriptDirectory); + } + return scriptDirectory + path; + } + + // Hooks that are implemented differently in different runtime environments. + var readAsync, readBinary; + + if (ENVIRONMENT_IS_NODE) { + // These modules will usually be used on Node.js. Load them eagerly to avoid + // the complexity of lazy-loading. + var fs = require('fs'); + var nodePath = require('path'); + scriptDirectory = __dirname + '/'; + // include: node_shell_read.js + readBinary = (filename) => { + // We need to re-wrap `file://` strings to URLs. + filename = isFileURI(filename) ? new URL(filename) : filename; + var ret = fs.readFileSync(filename); + return ret; + }; + readAsync = async (filename, binary = true) => { + // See the comment in the `readBinary` function. + filename = isFileURI(filename) ? new URL(filename) : filename; + var ret = fs.readFileSync(filename, binary ? undefined : 'utf8'); + return ret; + }; + // end include: node_shell_read.js + if (!Module['thisProgram'] && process.argv.length > 1) { + thisProgram = process.argv[1].replace(/\\/g, '/'); + } + arguments_ = process.argv.slice(2); + if (typeof module != 'undefined') { + module['exports'] = Module; + } + quit_ = (status, toThrow) => { + process.exitCode = status; + throw toThrow; + }; + } // Note that this includes Node.js workers when relevant (pthreads is enabled). + // Node.js workers are detected as a combination of ENVIRONMENT_IS_WORKER and + // ENVIRONMENT_IS_NODE. + else { + } + + var out = Module['print'] || console.log.bind(console); + + var err = Module['printErr'] || console.error.bind(console); + + // Merge back in the overrides + Object.assign(Module, moduleOverrides); + + // Free the object hierarchy contained in the overrides, this lets the GC + // reclaim data used. + moduleOverrides = null; + + // Emit code to handle expected values on the Module object. This applies Module.x + // to the proper local x. This has two benefits: first, we only emit it if it is + // expected to arrive, and second, by using a local everywhere else that can be + // minified. + if (Module['arguments']) arguments_ = Module['arguments']; + + if (Module['thisProgram']) thisProgram = Module['thisProgram']; + if (Module['quit']) quit_ = Module['quit']; + + // perform assertions in shell.js after we set up out() and err(), as otherwise if an assertion fails it cannot print the message + // end include: shell.js + // include: preamble.js + // === Preamble library stuff === + // Documentation for the public APIs defined in this file must be updated in: + // site/source/docs/api_reference/preamble.js.rst + // A prebuilt local version of the documentation is available at: + // site/build/text/docs/api_reference/preamble.js.txt + // You can also build docs locally as HTML or other formats in site/ + // An online HTML version (which may be of a different version of Emscripten) + // is up at http://kripken.github.io/emscripten-site/docs/api_reference/preamble.js.html + var wasmBinary = Module['wasmBinary']; + + // end include: base64Utils.js + // Wasm globals + var wasmMemory; + + //======================================== + // Runtime essentials + //======================================== + // whether we are quitting the application. no code should run after this. + // set in exit() and abort() + var ABORT = false; + + // set by exit() and abort(). Passed to 'onExit' handler. + // NOTE: This is also used as the process return code code in shell environments + // but only when noExitRuntime is false. + var EXITSTATUS; + + // In STRICT mode, we only define assert() when ASSERTIONS is set. i.e. we + // don't define it at all in release modes. This matches the behaviour of + // MINIMAL_RUNTIME. + // TODO(sbc): Make this the default even without STRICT enabled. + /** @type {function(*, string=)} */ function assert(condition, text) { + if (!condition) { + // This build was created without ASSERTIONS defined. `assert()` should not + // ever be called in this configuration but in case there are callers in + // the wild leave this simple abort() implementation here for now. + abort(text); + } + } + + // Memory management + var /** @type {!Int8Array} */ HEAP8, + /** @type {!Uint8Array} */ HEAPU8, + /** @type {!Int16Array} */ HEAP16, + /** @type {!Uint16Array} */ HEAPU16, + /** @type {!Int32Array} */ HEAP32, + /** @type {!Uint32Array} */ HEAPU32, + /** @type {!Float32Array} */ HEAPF32, + /** @type {!Float64Array} */ HEAPF64; + + // include: runtime_shared.js + function updateMemoryViews() { + var b = wasmMemory.buffer; + Module['HEAP8'] = HEAP8 = new Int8Array(b); + Module['HEAP16'] = HEAP16 = new Int16Array(b); + Module['HEAPU8'] = HEAPU8 = new Uint8Array(b); + Module['HEAPU16'] = HEAPU16 = new Uint16Array(b); + Module['HEAP32'] = HEAP32 = new Int32Array(b); + Module['HEAPU32'] = HEAPU32 = new Uint32Array(b); + Module['HEAPF32'] = HEAPF32 = new Float32Array(b); + Module['HEAPF64'] = HEAPF64 = new Float64Array(b); + } + + // end include: runtime_shared.js + // include: runtime_stack_check.js + // end include: runtime_stack_check.js + var __ATPRERUN__ = []; + + // functions called before the runtime is initialized + var __ATINIT__ = []; + + // functions called during startup + var __ATEXIT__ = []; + + // functions called during shutdown + var __ATPOSTRUN__ = []; + + // functions called after the main() is called + var runtimeInitialized = false; + + var runtimeExited = false; + + function preRun() { + if (Module['preRun']) { + if (typeof Module['preRun'] == 'function') + Module['preRun'] = [Module['preRun']]; + while (Module['preRun'].length) { + addOnPreRun(Module['preRun'].shift()); + } + } + callRuntimeCallbacks(__ATPRERUN__); + } + + function initRuntime() { + runtimeInitialized = true; + SOCKFS.root = FS.mount(SOCKFS, {}, null); + if (!Module['noFSInit'] && !FS.initialized) FS.init(); + FS.ignorePermissions = false; + TTY.init(); + PIPEFS.root = FS.mount(PIPEFS, {}, null); + callRuntimeCallbacks(__ATINIT__); + } + + function exitRuntime() { + ___funcs_on_exit(); + // Native atexit() functions + callRuntimeCallbacks(__ATEXIT__); + FS.quit(); + TTY.shutdown(); + runtimeExited = true; + } + + function postRun() { + if (Module['postRun']) { + if (typeof Module['postRun'] == 'function') + Module['postRun'] = [Module['postRun']]; + while (Module['postRun'].length) { + addOnPostRun(Module['postRun'].shift()); + } + } + callRuntimeCallbacks(__ATPOSTRUN__); + } + + function addOnPreRun(cb) { + __ATPRERUN__.unshift(cb); + } + + function addOnInit(cb) { + __ATINIT__.unshift(cb); + } + + function addOnPostRun(cb) { + __ATPOSTRUN__.unshift(cb); + } + + // include: runtime_math.js + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/imul + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/fround + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/clz32 + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/trunc + // end include: runtime_math.js + // A counter of dependencies for calling run(). If we need to + // do asynchronous work before running, increment this and + // decrement it. Incrementing must happen in a place like + // Module.preRun (used by emcc to add file preloading). + // Note that you can add dependencies in preRun, even though + // it happens right before run - run will be postponed until + // the dependencies are met. + var runDependencies = 0; + + var dependenciesFulfilled = null; + + // overridden to take different actions when all run dependencies are fulfilled + function getUniqueRunDependency(id) { + return id; + } + + function addRunDependency(id) { + runDependencies++; + Module['monitorRunDependencies']?.(runDependencies); + } + + function removeRunDependency(id) { + runDependencies--; + Module['monitorRunDependencies']?.(runDependencies); + if (runDependencies == 0) { + if (dependenciesFulfilled) { + var callback = dependenciesFulfilled; + dependenciesFulfilled = null; + callback(); + } + } + } + + /** @param {string|number=} what */ function abort(what) { + Module['onAbort']?.(what); + what = 'Aborted(' + what + ')'; + // TODO(sbc): Should we remove printing and leave it up to whoever + // catches the exception? + err(what); + ABORT = true; + what += '. Build with -sASSERTIONS for more info.'; + // Use a wasm runtime error, because a JS error might be seen as a foreign + // exception, which means we'd run destructors on it. We need the error to + // simply make the program stop. + // FIXME This approach does not work in Wasm EH because it currently does not assume + // all RuntimeErrors are from traps; it decides whether a RuntimeError is from + // a trap or not based on a hidden field within the object. So at the moment + // we don't have a way of throwing a wasm trap from JS. TODO Make a JS API that + // allows this in the wasm spec. + // Suppress closure compiler warning here. Closure compiler's builtin extern + // definition for WebAssembly.RuntimeError claims it takes no arguments even + // though it can. + // TODO(https://github.com/google/closure-compiler/pull/3913): Remove if/when upstream closure gets fixed. + // See above, in the meantime, we resort to wasm code for trapping. + // In case abort() is called before the module is initialized, wasmExports + // and its exported '__trap' function is not available, in which case we throw + // a RuntimeError. + // We trap instead of throwing RuntimeError to prevent infinite-looping in + // Wasm EH code (because RuntimeError is considered as a foreign exception and + // caught by 'catch_all'), but in case throwing RuntimeError is fine because + // the module has not even been instantiated, even less running. + if (runtimeInitialized) { + ___trap(); + } + /** @suppress {checkTypes} */ var e = new WebAssembly.RuntimeError( + what + ); + // Throw the error whether or not MODULARIZE is set because abort is used + // in code paths apart from instantiation where an exception is expected + // to be thrown when abort is called. + throw e; + } + + // include: memoryprofiler.js + // end include: memoryprofiler.js + // include: URIUtils.js + // Prefix of data URIs emitted by SINGLE_FILE and related options. + var dataURIPrefix = 'data:application/octet-stream;base64,'; + + /** + * Indicates whether filename is a base64 data URI. + * @noinline + */ var isDataURI = (filename) => filename.startsWith(dataURIPrefix); + + /** + * Indicates whether filename is delivered via file protocol (as opposed to http/https) + * @noinline + */ var isFileURI = (filename) => filename.startsWith('file://'); + + // end include: URIUtils.js + // include: runtime_exceptions.js + // end include: runtime_exceptions.js + function findWasmBinary() { + var f = dependencyFilename; + if (!isDataURI(f)) { + return locateFile(f); + } + return f; + } + + var wasmBinaryFile; + + function getBinarySync(file) { + if (file == wasmBinaryFile && wasmBinary) { + return new Uint8Array(wasmBinary); + } + if (readBinary) { + return readBinary(file); + } + throw 'both async and sync fetching of the wasm failed'; + } + + async function getWasmBinary(binaryFile) { + // If we don't have the binary yet, load it asynchronously using readAsync. + if (!wasmBinary) { + // Fetch the binary using readAsync + try { + var response = await readAsync(binaryFile); + return new Uint8Array(response); + } catch {} + } + // Otherwise, getBinarySync should be able to get it synchronously + return getBinarySync(binaryFile); + } + + async function instantiateArrayBuffer(binaryFile, imports) { + try { + var binary = await getWasmBinary(binaryFile); + var instance = await WebAssembly.instantiate(binary, imports); + return instance; + } catch (reason) { + err(`failed to asynchronously prepare wasm: ${reason}`); + abort(reason); + } + } + + async function instantiateAsync(binary, binaryFile, imports) { + if ( + !binary && + typeof WebAssembly.instantiateStreaming == 'function' && + !isDataURI(binaryFile) && // Avoid instantiateStreaming() on Node.js environment for now, as while + // Node.js v18.1.0 implements it, it does not have a full fetch() + // implementation yet. + // Reference: + // https://github.com/emscripten-core/emscripten/pull/16917 + !ENVIRONMENT_IS_NODE && + typeof fetch == 'function' + ) { + try { + var response = fetch(binaryFile, { + credentials: 'same-origin', + }); + var instantiationResult = + await WebAssembly.instantiateStreaming(response, imports); + return instantiationResult; + } catch (reason) { + // We expect the most common failure cause to be a bad MIME type for the binary, + // in which case falling back to ArrayBuffer instantiation should work. + err(`wasm streaming compile failed: ${reason}`); + err('falling back to ArrayBuffer instantiation'); + } + } + return instantiateArrayBuffer(binaryFile, imports); + } + + function getWasmImports() { + // instrumenting imports is used in asyncify in two ways: to add assertions + // that check for proper import use, and for ASYNCIFY=2 we use them to set up + // the Promise API on the import side. + Asyncify.instrumentWasmImports(wasmImports); + // prepare imports + return { + env: wasmImports, + wasi_snapshot_preview1: wasmImports, + }; + } + + // Create the wasm instance. + // Receives the wasm imports, returns the exports. + async function createWasm() { + // Load the wasm module and create an instance of using native support in the JS engine. + // handle a generated wasm instance, receiving its exports and + // performing other necessary setup + /** @param {WebAssembly.Module=} module*/ function receiveInstance( + instance, + module + ) { + wasmExports = instance.exports; + wasmExports = Asyncify.instrumentWasmExports(wasmExports); + Module['wasmExports'] = wasmExports; + wasmMemory = wasmExports['memory']; + updateMemoryViews(); + addOnInit(wasmExports['__wasm_call_ctors']); + removeRunDependency('wasm-instantiate'); + return wasmExports; + } + // wait for the pthread pool (if any) + addRunDependency('wasm-instantiate'); + // Prefer streaming instantiation if available. + function receiveInstantiationResult(result) { + // 'result' is a ResultObject object which has both the module and instance. + // receiveInstance() will swap in the exports (to Module.asm) so they can be called + // TODO: Due to Closure regression https://github.com/google/closure-compiler/issues/3193, the above line no longer optimizes out down to the following line. + // When the regression is fixed, can restore the above PTHREADS-enabled path. + receiveInstance(result['instance']); + } + var info = getWasmImports(); + // User shell pages can write their own Module.instantiateWasm = function(imports, successCallback) callback + // to manually instantiate the Wasm module themselves. This allows pages to + // run the instantiation parallel to any other async startup actions they are + // performing. + // Also pthreads and wasm workers initialize the wasm instance through this + // path. + if (Module['instantiateWasm']) { + try { + return Module['instantiateWasm'](info, receiveInstance); + } catch (e) { + err(`Module.instantiateWasm callback failed with error: ${e}`); + return false; + } + } + wasmBinaryFile ??= findWasmBinary(); + var result = await instantiateAsync(wasmBinary, wasmBinaryFile, info); + receiveInstantiationResult(result); + return result; + } + + // Globals used by JS i64 conversions (see makeSetValue) + var tempDouble; + + var tempI64; + + // include: runtime_debug.js + // end include: runtime_debug.js + // === Body === + function __asyncjs__js_popen_to_file(command, mode, exitCodePtr) { + return Asyncify.handleAsync(async () => { + const returnCallback = (resolver) => new Promise(resolver); + if (!command) return 1; + const cmdstr = UTF8ToString(command); + if (!cmdstr.length) return 0; + const modestr = UTF8ToString(mode); + if (!modestr.length) return 0; + if (modestr === 'w') { + console.error('popen($cmd, "w") is not implemented yet'); + } + return returnCallback(async (wakeUp) => { + let cp; + try { + cp = PHPWASM.spawnProcess(cmdstr, []); + if (cp instanceof Promise) { + cp = await cp; + } + } catch (e) { + console.error(e); + if (e.code === 'SPAWN_UNSUPPORTED') { + return 1; + } + throw e; + } + const outByteArrays = []; + cp.stdout.on('data', function (data) { + outByteArrays.push(data); + }); + const outputPath = '/tmp/popen_output'; + cp.on('exit', function (exitCode) { + const outBytes = new Uint8Array( + outByteArrays.reduce( + (acc, curr) => acc + curr.length, + 0 + ) + ); + let offset = 0; + for (const byteArray of outByteArrays) { + outBytes.set(byteArray, offset); + offset += byteArray.length; + } + FS.writeFile(outputPath, outBytes); + HEAPU8[exitCodePtr] = exitCode; + wakeUp(allocateUTF8OnStack(outputPath)); + }); + }); + }); + } + + __asyncjs__js_popen_to_file.sig = 'iiii'; + + function __asyncjs__wasm_poll_socket(socketd, events, timeout) { + return Asyncify.handleAsync(async () => { + const returnCallback = (resolver) => new Promise(resolver); + const POLLIN = 1; + const POLLPRI = 2; + const POLLOUT = 4; + const POLLERR = 8; + const POLLHUP = 16; + const POLLNVAL = 32; + return returnCallback((wakeUp) => { + const polls = []; + if (socketd in PHPWASM.child_proc_by_fd) { + const procInfo = PHPWASM.child_proc_by_fd[socketd]; + if (procInfo.exited) { + wakeUp(0); + return; + } + polls.push(PHPWASM.awaitEvent(procInfo.stdout, 'data')); + } else if (FS.isSocket(FS.getStream(socketd)?.node.mode)) { + const sock = getSocketFromFD(socketd); + if (!sock) { + wakeUp(0); + return; + } + const lookingFor = new Set(); + if (events & POLLIN || events & POLLPRI) { + if (sock.server) { + for (const client of sock.pending) { + if ((client.recv_queue || []).length > 0) { + wakeUp(1); + return; + } + } + } else if ((sock.recv_queue || []).length > 0) { + wakeUp(1); + return; + } + } + const webSockets = PHPWASM.getAllWebSockets(sock); + if (!webSockets.length) { + wakeUp(0); + return; + } + for (const ws of webSockets) { + if (events & POLLIN || events & POLLPRI) { + polls.push(PHPWASM.awaitData(ws)); + lookingFor.add('POLLIN'); + } + if (events & POLLOUT) { + polls.push(PHPWASM.awaitConnection(ws)); + lookingFor.add('POLLOUT'); + } + if (events & POLLHUP) { + polls.push(PHPWASM.awaitClose(ws)); + lookingFor.add('POLLHUP'); + } + if (events & POLLERR || events & POLLNVAL) { + polls.push(PHPWASM.awaitError(ws)); + lookingFor.add('POLLERR'); + } + } + } else { + setTimeout(function () { + wakeUp(1); + }, timeout); + return; + } + if (polls.length === 0) { + console.warn( + 'Unsupported poll event ' + + events + + ', defaulting to setTimeout().' + ); + setTimeout(function () { + wakeUp(0); + }, timeout); + return; + } + const promises = polls.map(([promise]) => promise); + const clearPolling = () => + polls.forEach(([, clear]) => clear()); + let awaken = false; + let timeoutId; + Promise.race(promises).then(function (results) { + if (!awaken) { + awaken = true; + wakeUp(1); + if (timeoutId) { + clearTimeout(timeoutId); + } + clearPolling(); + } + }); + if (timeout !== -1) { + timeoutId = setTimeout(function () { + if (!awaken) { + awaken = true; + wakeUp(0); + clearPolling(); + } + }, timeout); + } + }); + }); + } + + __asyncjs__wasm_poll_socket.sig = 'iiii'; + + function __asyncjs__js_fd_read(fd, iov, iovcnt, pnum) { + return Asyncify.handleAsync(async () => { + const returnCallback = (resolver) => new Promise(resolver); + if ( + Asyncify?.State?.Normal === undefined || + Asyncify?.state === Asyncify?.State?.Normal + ) { + var returnCode; + var stream; + let num = 0; + try { + stream = SYSCALLS.getStreamFromFD(fd); + const num = doReadv(stream, iov, iovcnt); + HEAPU32[pnum >> 2] = num; + return 0; + } catch (e) { + if ( + typeof FS == 'undefined' || + !(e.name === 'ErrnoError') + ) { + throw e; + } + if ( + e.errno !== 6 || + !(stream?.fd in PHPWASM.child_proc_by_fd) + ) { + HEAPU32[pnum >> 2] = 0; + return returnCode; + } + } + } + return returnCallback((wakeUp) => { + var retries = 0; + var interval = 50; + var timeout = 5e3; + var maxRetries = timeout / interval; + function poll() { + var returnCode; + var stream; + let num; + try { + stream = SYSCALLS.getStreamFromFD(fd); + num = doReadv(stream, iov, iovcnt); + returnCode = 0; + } catch (e) { + if ( + typeof FS == 'undefined' || + !(e.name === 'ErrnoError') + ) { + console.error(e); + throw e; + } + returnCode = e.errno; + } + const success = returnCode === 0; + const failure = + ++retries > maxRetries || + !(fd in PHPWASM.child_proc_by_fd) || + PHPWASM.child_proc_by_fd[fd]?.exited || + FS.isClosed(stream); + if (success) { + HEAPU32[pnum >> 2] = num; + wakeUp(0); + } else if (failure) { + HEAPU32[pnum >> 2] = 0; + wakeUp(returnCode === 6 ? 0 : returnCode); + } else { + setTimeout(poll, interval); + } + } + poll(); + }); + }); + } + + __asyncjs__js_fd_read.sig = 'iiiii'; + + function __asyncjs__js_module_onMessage(data, response_buffer) { + return Asyncify.handleAsync(async () => { + if (Module['onMessage']) { + const dataStr = UTF8ToString(data); + return Module['onMessage'](dataStr) + .then((response) => { + const responseBytes = + typeof response === 'string' + ? new TextEncoder().encode(response) + : response; + const responseSize = responseBytes.byteLength; + const responsePtr = _malloc(responseSize + 1); + HEAPU8.set(responseBytes, responsePtr); + HEAPU8[responsePtr + responseSize] = 0; + HEAPU8[response_buffer] = responsePtr; + HEAPU8[response_buffer + 1] = responsePtr >> 8; + HEAPU8[response_buffer + 2] = responsePtr >> 16; + HEAPU8[response_buffer + 3] = responsePtr >> 24; + return responseSize; + }) + .catch((e) => { + console.error(e); + return -1; + }); + } + }); + } + + __asyncjs__js_module_onMessage.sig = 'iii'; + + // end include: preamble.js + class ExitStatus { + name = 'ExitStatus'; + constructor(status) { + this.message = `Program terminated with exit(${status})`; + this.status = status; + } + } + ExitStatus = class PHPExitStatus extends Error { + constructor(status) { + super(status); + this.name = 'ExitStatus'; + this.message = 'Program terminated with exit(' + status + ')'; + this.status = status; + } + }; + + var callRuntimeCallbacks = (callbacks) => { + while (callbacks.length > 0) { + // Pass the module as the first argument. + callbacks.shift()(Module); + } + }; + + var noExitRuntime = Module['noExitRuntime'] || false; + + var UTF8Decoder = + typeof TextDecoder != 'undefined' ? new TextDecoder() : undefined; + + /** + * Given a pointer 'idx' to a null-terminated UTF8-encoded string in the given + * array that contains uint8 values, returns a copy of that string as a + * Javascript String object. + * heapOrArray is either a regular array, or a JavaScript typed array view. + * @param {number=} idx + * @param {number=} maxBytesToRead + * @return {string} + */ var UTF8ArrayToString = ( + heapOrArray, + idx = 0, + maxBytesToRead = NaN + ) => { + var endIdx = idx + maxBytesToRead; + var endPtr = idx; + // TextDecoder needs to know the byte length in advance, it doesn't stop on + // null terminator by itself. Also, use the length info to avoid running tiny + // strings through TextDecoder, since .subarray() allocates garbage. + // (As a tiny code save trick, compare endPtr against endIdx using a negation, + // so that undefined/NaN means Infinity) + while (heapOrArray[endPtr] && !(endPtr >= endIdx)) ++endPtr; + if (endPtr - idx > 16 && heapOrArray.buffer && UTF8Decoder) { + return UTF8Decoder.decode(heapOrArray.subarray(idx, endPtr)); + } + var str = ''; + // If building with TextDecoder, we have already computed the string length + // above, so test loop end condition against that + while (idx < endPtr) { + // For UTF8 byte structure, see: + // http://en.wikipedia.org/wiki/UTF-8#Description + // https://www.ietf.org/rfc/rfc2279.txt + // https://tools.ietf.org/html/rfc3629 + var u0 = heapOrArray[idx++]; + if (!(u0 & 128)) { + str += String.fromCharCode(u0); + continue; + } + var u1 = heapOrArray[idx++] & 63; + if ((u0 & 224) == 192) { + str += String.fromCharCode(((u0 & 31) << 6) | u1); + continue; + } + var u2 = heapOrArray[idx++] & 63; + if ((u0 & 240) == 224) { + u0 = ((u0 & 15) << 12) | (u1 << 6) | u2; + } else { + u0 = + ((u0 & 7) << 18) | + (u1 << 12) | + (u2 << 6) | + (heapOrArray[idx++] & 63); + } + if (u0 < 65536) { + str += String.fromCharCode(u0); + } else { + var ch = u0 - 65536; + str += String.fromCharCode( + 55296 | (ch >> 10), + 56320 | (ch & 1023) + ); + } + } + return str; + }; + + /** + * Given a pointer 'ptr' to a null-terminated UTF8-encoded string in the + * emscripten HEAP, returns a copy of that string as a Javascript String object. + * + * @param {number} ptr + * @param {number=} maxBytesToRead - An optional length that specifies the + * maximum number of bytes to read. You can omit this parameter to scan the + * string until the first 0 byte. If maxBytesToRead is passed, and the string + * at [ptr, ptr+maxBytesToReadr[ contains a null byte in the middle, then the + * string will cut short at that byte index (i.e. maxBytesToRead will not + * produce a string of exact length [ptr, ptr+maxBytesToRead[) N.B. mixing + * frequent uses of UTF8ToString() with and without maxBytesToRead may throw + * JS JIT optimizations off, so it is worth to consider consistently using one + * @return {string} + */ var UTF8ToString = (ptr, maxBytesToRead) => + ptr ? UTF8ArrayToString(HEAPU8, ptr, maxBytesToRead) : ''; + + Module['UTF8ToString'] = UTF8ToString; + + var ___assert_fail = (condition, filename, line, func) => + abort( + `Assertion failed: ${UTF8ToString(condition)}, at: ` + + [ + filename ? UTF8ToString(filename) : 'unknown filename', + line, + func ? UTF8ToString(func) : 'unknown function', + ] + ); + + var ___call_sighandler = (fp, sig) => ((a1) => dynCall_vi(fp, a1))(sig); + + var initRandomFill = () => { + if ( + typeof crypto == 'object' && + typeof crypto['getRandomValues'] == 'function' + ) { + // for modern web browsers + return (view) => crypto.getRandomValues(view); + } else if (ENVIRONMENT_IS_NODE) { + // for nodejs with or without crypto support included + try { + var crypto_module = require('crypto'); + var randomFillSync = crypto_module['randomFillSync']; + if (randomFillSync) { + // nodejs with LTS crypto support + return (view) => crypto_module['randomFillSync'](view); + } + // very old nodejs with the original crypto API + var randomBytes = crypto_module['randomBytes']; + return (view) => ( + view.set(randomBytes(view.byteLength)), // Return the original view to match modern native implementations. + view + ); + } catch (e) {} + } + // we couldn't find a proper implementation, as Math.random() is not suitable for /dev/random, see emscripten-core/emscripten/pull/7096 + abort('initRandomDevice'); + }; + + var randomFill = (view) => (randomFill = initRandomFill())(view); + + var PATH = { + isAbs: (path) => path.charAt(0) === '/', + splitPath: (filename) => { + var splitPathRe = + /^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/; + return splitPathRe.exec(filename).slice(1); + }, + normalizeArray: (parts, allowAboveRoot) => { + // if the path tries to go above the root, `up` ends up > 0 + var up = 0; + for (var i = parts.length - 1; i >= 0; i--) { + var last = parts[i]; + if (last === '.') { + parts.splice(i, 1); + } else if (last === '..') { + parts.splice(i, 1); + up++; + } else if (up) { + parts.splice(i, 1); + up--; + } + } + // if the path is allowed to go above the root, restore leading ..s + if (allowAboveRoot) { + for (; up; up--) { + parts.unshift('..'); + } + } + return parts; + }, + normalize: (path) => { + var isAbsolute = PATH.isAbs(path), + trailingSlash = path.substr(-1) === '/'; + // Normalize the path + path = PATH.normalizeArray( + path.split('/').filter((p) => !!p), + !isAbsolute + ).join('/'); + if (!path && !isAbsolute) { + path = '.'; + } + if (path && trailingSlash) { + path += '/'; + } + return (isAbsolute ? '/' : '') + path; + }, + dirname: (path) => { + var result = PATH.splitPath(path), + root = result[0], + dir = result[1]; + if (!root && !dir) { + // No dirname whatsoever + return '.'; + } + if (dir) { + // It has a dirname, strip trailing slash + dir = dir.substr(0, dir.length - 1); + } + return root + dir; + }, + basename: (path) => { + // EMSCRIPTEN return '/'' for '/', not an empty string + if (path === '/') return '/'; + path = PATH.normalize(path); + path = path.replace(/\/$/, ''); + var lastSlash = path.lastIndexOf('/'); + if (lastSlash === -1) return path; + return path.substr(lastSlash + 1); + }, + join: (...paths) => PATH.normalize(paths.join('/')), + join2: (l, r) => PATH.normalize(l + '/' + r), + }; + + var PATH_FS = { + resolve: (...args) => { + var resolvedPath = '', + resolvedAbsolute = false; + for (var i = args.length - 1; i >= -1 && !resolvedAbsolute; i--) { + var path = i >= 0 ? args[i] : FS.cwd(); + // Skip empty and invalid entries + if (typeof path != 'string') { + throw new TypeError( + 'Arguments to path.resolve must be strings' + ); + } else if (!path) { + return ''; + } + // an invalid portion invalidates the whole thing + resolvedPath = path + '/' + resolvedPath; + resolvedAbsolute = PATH.isAbs(path); + } + // At this point the path should be resolved to a full absolute path, but + // handle relative paths to be safe (might happen when process.cwd() fails) + resolvedPath = PATH.normalizeArray( + resolvedPath.split('/').filter((p) => !!p), + !resolvedAbsolute + ).join('/'); + return (resolvedAbsolute ? '/' : '') + resolvedPath || '.'; + }, + relative: (from, to) => { + from = PATH_FS.resolve(from).substr(1); + to = PATH_FS.resolve(to).substr(1); + function trim(arr) { + var start = 0; + for (; start < arr.length; start++) { + if (arr[start] !== '') break; + } + var end = arr.length - 1; + for (; end >= 0; end--) { + if (arr[end] !== '') break; + } + if (start > end) return []; + return arr.slice(start, end - start + 1); + } + var fromParts = trim(from.split('/')); + var toParts = trim(to.split('/')); + var length = Math.min(fromParts.length, toParts.length); + var samePartsLength = length; + for (var i = 0; i < length; i++) { + if (fromParts[i] !== toParts[i]) { + samePartsLength = i; + break; + } + } + var outputParts = []; + for (var i = samePartsLength; i < fromParts.length; i++) { + outputParts.push('..'); + } + outputParts = outputParts.concat(toParts.slice(samePartsLength)); + return outputParts.join('/'); + }, + }; + + var FS_stdin_getChar_buffer = []; + + var lengthBytesUTF8 = (str) => { + var len = 0; + for (var i = 0; i < str.length; ++i) { + // Gotcha: charCodeAt returns a 16-bit word that is a UTF-16 encoded code + // unit, not a Unicode code point of the character! So decode + // UTF16->UTF32->UTF8. + // See http://unicode.org/faq/utf_bom.html#utf16-3 + var c = str.charCodeAt(i); + // possibly a lead surrogate + if (c <= 127) { + len++; + } else if (c <= 2047) { + len += 2; + } else if (c >= 55296 && c <= 57343) { + len += 4; + ++i; + } else { + len += 3; + } + } + return len; + }; + + Module['lengthBytesUTF8'] = lengthBytesUTF8; + + var stringToUTF8Array = (str, heap, outIdx, maxBytesToWrite) => { + // Parameter maxBytesToWrite is not optional. Negative values, 0, null, + // undefined and false each don't write out any bytes. + if (!(maxBytesToWrite > 0)) return 0; + var startIdx = outIdx; + var endIdx = outIdx + maxBytesToWrite - 1; + // -1 for string null terminator. + for (var i = 0; i < str.length; ++i) { + // Gotcha: charCodeAt returns a 16-bit word that is a UTF-16 encoded code + // unit, not a Unicode code point of the character! So decode + // UTF16->UTF32->UTF8. + // See http://unicode.org/faq/utf_bom.html#utf16-3 + // For UTF8 byte structure, see http://en.wikipedia.org/wiki/UTF-8#Description + // and https://www.ietf.org/rfc/rfc2279.txt + // and https://tools.ietf.org/html/rfc3629 + var u = str.charCodeAt(i); + // possibly a lead surrogate + if (u >= 55296 && u <= 57343) { + var u1 = str.charCodeAt(++i); + u = (65536 + ((u & 1023) << 10)) | (u1 & 1023); + } + if (u <= 127) { + if (outIdx >= endIdx) break; + heap[outIdx++] = u; + } else if (u <= 2047) { + if (outIdx + 1 >= endIdx) break; + heap[outIdx++] = 192 | (u >> 6); + heap[outIdx++] = 128 | (u & 63); + } else if (u <= 65535) { + if (outIdx + 2 >= endIdx) break; + heap[outIdx++] = 224 | (u >> 12); + heap[outIdx++] = 128 | ((u >> 6) & 63); + heap[outIdx++] = 128 | (u & 63); + } else { + if (outIdx + 3 >= endIdx) break; + heap[outIdx++] = 240 | (u >> 18); + heap[outIdx++] = 128 | ((u >> 12) & 63); + heap[outIdx++] = 128 | ((u >> 6) & 63); + heap[outIdx++] = 128 | (u & 63); + } + } + // Null-terminate the pointer to the buffer. + heap[outIdx] = 0; + return outIdx - startIdx; + }; + + /** @type {function(string, boolean=, number=)} */ function intArrayFromString( + stringy, + dontAddNull, + length + ) { + var len = length > 0 ? length : lengthBytesUTF8(stringy) + 1; + var u8array = new Array(len); + var numBytesWritten = stringToUTF8Array( + stringy, + u8array, + 0, + u8array.length + ); + if (dontAddNull) u8array.length = numBytesWritten; + return u8array; + } + + var FS_stdin_getChar = () => { + if (!FS_stdin_getChar_buffer.length) { + var result = null; + if (ENVIRONMENT_IS_NODE) { + // we will read data by chunks of BUFSIZE + var BUFSIZE = 256; + var buf = Buffer.alloc(BUFSIZE); + var bytesRead = 0; + // For some reason we must suppress a closure warning here, even though + // fd definitely exists on process.stdin, and is even the proper way to + // get the fd of stdin, + // https://github.com/nodejs/help/issues/2136#issuecomment-523649904 + // This started to happen after moving this logic out of library_tty.js, + // so it is related to the surrounding code in some unclear manner. + /** @suppress {missingProperties} */ var fd = process.stdin.fd; + try { + bytesRead = fs.readSync(fd, buf, 0, BUFSIZE); + } catch (e) { + // Cross-platform differences: on Windows, reading EOF throws an + // exception, but on other OSes, reading EOF returns 0. Uniformize + // behavior by treating the EOF exception to return 0. + if (e.toString().includes('EOF')) bytesRead = 0; + else throw e; + } + if (bytesRead > 0) { + result = buf.slice(0, bytesRead).toString('utf-8'); + } + } else { + } + if (!result) { + return null; + } + FS_stdin_getChar_buffer = intArrayFromString(result, true); + } + return FS_stdin_getChar_buffer.shift(); + }; + + var TTY = { + ttys: [], + init() {}, + // https://github.com/emscripten-core/emscripten/pull/1555 + // if (ENVIRONMENT_IS_NODE) { + // // currently, FS.init does not distinguish if process.stdin is a file or TTY + // // device, it always assumes it's a TTY device. because of this, we're forcing + // // process.stdin to UTF8 encoding to at least make stdin reading compatible + // // with text files until FS.init can be refactored. + // process.stdin.setEncoding('utf8'); + // } + shutdown() {}, + // https://github.com/emscripten-core/emscripten/pull/1555 + // if (ENVIRONMENT_IS_NODE) { + // // inolen: any idea as to why node -e 'process.stdin.read()' wouldn't exit immediately (with process.stdin being a tty)? + // // isaacs: because now it's reading from the stream, you've expressed interest in it, so that read() kicks off a _read() which creates a ReadReq operation + // // inolen: I thought read() in that case was a synchronous operation that just grabbed some amount of buffered data if it exists? + // // isaacs: it is. but it also triggers a _read() call, which calls readStart() on the handle + // // isaacs: do process.stdin.pause() and i'd think it'd probably close the pending call + // process.stdin.pause(); + // } + register(dev, ops) { + TTY.ttys[dev] = { + input: [], + output: [], + ops, + }; + FS.registerDevice(dev, TTY.stream_ops); + }, + stream_ops: { + open(stream) { + var tty = TTY.ttys[stream.node.rdev]; + if (!tty) { + throw new FS.ErrnoError(43); + } + stream.tty = tty; + stream.seekable = false; + }, + close(stream) { + // flush any pending line data + stream.tty.ops.fsync(stream.tty); + }, + fsync(stream) { + stream.tty.ops.fsync(stream.tty); + }, + read(stream, buffer, offset, length, pos) { + /* ignored */ if (!stream.tty || !stream.tty.ops.get_char) { + throw new FS.ErrnoError(60); + } + var bytesRead = 0; + for (var i = 0; i < length; i++) { + var result; + try { + result = stream.tty.ops.get_char(stream.tty); + } catch (e) { + throw new FS.ErrnoError(29); + } + if (result === undefined && bytesRead === 0) { + throw new FS.ErrnoError(6); + } + if (result === null || result === undefined) break; + bytesRead++; + buffer[offset + i] = result; + } + if (bytesRead) { + stream.node.atime = Date.now(); + } + return bytesRead; + }, + write(stream, buffer, offset, length, pos) { + if (!stream.tty || !stream.tty.ops.put_char) { + throw new FS.ErrnoError(60); + } + try { + for (var i = 0; i < length; i++) { + stream.tty.ops.put_char(stream.tty, buffer[offset + i]); + } + } catch (e) { + throw new FS.ErrnoError(29); + } + if (length) { + stream.node.mtime = stream.node.ctime = Date.now(); + } + return i; + }, + }, + default_tty_ops: { + get_char(tty) { + return FS_stdin_getChar(); + }, + put_char(tty, val) { + if (val === null || val === 10) { + out(UTF8ArrayToString(tty.output)); + tty.output = []; + } else { + if (val != 0) tty.output.push(val); + } + }, + // val == 0 would cut text output off in the middle. + fsync(tty) { + if (tty.output && tty.output.length > 0) { + out(UTF8ArrayToString(tty.output)); + tty.output = []; + } + }, + ioctl_tcgets(tty) { + // typical setting + return { + c_iflag: 25856, + c_oflag: 5, + c_cflag: 191, + c_lflag: 35387, + c_cc: [ + 3, 28, 127, 21, 4, 0, 1, 0, 17, 19, 26, 0, 18, 15, 23, + 22, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + ], + }; + }, + ioctl_tcsets(tty, optional_actions, data) { + // currently just ignore + return 0; + }, + ioctl_tiocgwinsz(tty) { + return [24, 80]; + }, + }, + default_tty1_ops: { + put_char(tty, val) { + if (val === null || val === 10) { + err(UTF8ArrayToString(tty.output)); + tty.output = []; + } else { + if (val != 0) tty.output.push(val); + } + }, + fsync(tty) { + if (tty.output && tty.output.length > 0) { + err(UTF8ArrayToString(tty.output)); + tty.output = []; + } + }, + }, + }; + + var zeroMemory = (address, size) => { + HEAPU8.fill(0, address, address + size); + }; + + var alignMemory = (size, alignment) => + Math.ceil(size / alignment) * alignment; + + var mmapAlloc = (size) => { + size = alignMemory(size, 65536); + var ptr = _emscripten_builtin_memalign(65536, size); + if (ptr) zeroMemory(ptr, size); + return ptr; + }; + + var MEMFS = { + ops_table: null, + mount(mount) { + return MEMFS.createNode(null, '/', 16895, 0); + }, + createNode(parent, name, mode, dev) { + if (FS.isBlkdev(mode) || FS.isFIFO(mode)) { + // no supported + throw new FS.ErrnoError(63); + } + MEMFS.ops_table ||= { + dir: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + lookup: MEMFS.node_ops.lookup, + mknod: MEMFS.node_ops.mknod, + rename: MEMFS.node_ops.rename, + unlink: MEMFS.node_ops.unlink, + rmdir: MEMFS.node_ops.rmdir, + readdir: MEMFS.node_ops.readdir, + symlink: MEMFS.node_ops.symlink, + }, + stream: { + llseek: MEMFS.stream_ops.llseek, + }, + }, + file: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + }, + stream: { + llseek: MEMFS.stream_ops.llseek, + read: MEMFS.stream_ops.read, + write: MEMFS.stream_ops.write, + allocate: MEMFS.stream_ops.allocate, + mmap: MEMFS.stream_ops.mmap, + msync: MEMFS.stream_ops.msync, + }, + }, + link: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + readlink: MEMFS.node_ops.readlink, + }, + stream: {}, + }, + chrdev: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + }, + stream: FS.chrdev_stream_ops, + }, + }; + var node = FS.createNode(parent, name, mode, dev); + if (FS.isDir(node.mode)) { + node.node_ops = MEMFS.ops_table.dir.node; + node.stream_ops = MEMFS.ops_table.dir.stream; + node.contents = {}; + } else if (FS.isFile(node.mode)) { + node.node_ops = MEMFS.ops_table.file.node; + node.stream_ops = MEMFS.ops_table.file.stream; + node.usedBytes = 0; + // The actual number of bytes used in the typed array, as opposed to contents.length which gives the whole capacity. + // When the byte data of the file is populated, this will point to either a typed array, or a normal JS array. Typed arrays are preferred + // for performance, and used by default. However, typed arrays are not resizable like normal JS arrays are, so there is a small disk size + // penalty involved for appending file writes that continuously grow a file similar to std::vector capacity vs used -scheme. + node.contents = null; + } else if (FS.isLink(node.mode)) { + node.node_ops = MEMFS.ops_table.link.node; + node.stream_ops = MEMFS.ops_table.link.stream; + } else if (FS.isChrdev(node.mode)) { + node.node_ops = MEMFS.ops_table.chrdev.node; + node.stream_ops = MEMFS.ops_table.chrdev.stream; + } + node.atime = node.mtime = node.ctime = Date.now(); + // add the new node to the parent + if (parent) { + parent.contents[name] = node; + parent.atime = parent.mtime = parent.ctime = node.atime; + } + return node; + }, + getFileDataAsTypedArray(node) { + if (!node.contents) return new Uint8Array(0); + if (node.contents.subarray) + return node.contents.subarray(0, node.usedBytes); + // Make sure to not return excess unused bytes. + return new Uint8Array(node.contents); + }, + expandFileStorage(node, newCapacity) { + var prevCapacity = node.contents ? node.contents.length : 0; + if (prevCapacity >= newCapacity) return; + // No need to expand, the storage was already large enough. + // Don't expand strictly to the given requested limit if it's only a very small increase, but instead geometrically grow capacity. + // For small filesizes (<1MB), perform size*2 geometric increase, but for large sizes, do a much more conservative size*1.125 increase to + // avoid overshooting the allocation cap by a very large margin. + var CAPACITY_DOUBLING_MAX = 1024 * 1024; + newCapacity = Math.max( + newCapacity, + (prevCapacity * + (prevCapacity < CAPACITY_DOUBLING_MAX ? 2 : 1.125)) >>> + 0 + ); + if (prevCapacity != 0) newCapacity = Math.max(newCapacity, 256); + // At minimum allocate 256b for each file when expanding. + var oldContents = node.contents; + node.contents = new Uint8Array(newCapacity); + // Allocate new storage. + if (node.usedBytes > 0) + node.contents.set(oldContents.subarray(0, node.usedBytes), 0); + }, + // Copy old data over to the new storage. + resizeFileStorage(node, newSize) { + if (node.usedBytes == newSize) return; + if (newSize == 0) { + node.contents = null; + // Fully decommit when requesting a resize to zero. + node.usedBytes = 0; + } else { + var oldContents = node.contents; + node.contents = new Uint8Array(newSize); + // Allocate new storage. + if (oldContents) { + node.contents.set( + oldContents.subarray( + 0, + Math.min(newSize, node.usedBytes) + ) + ); + } + // Copy old data over to the new storage. + node.usedBytes = newSize; + } + }, + node_ops: { + getattr(node) { + var attr = {}; + // device numbers reuse inode numbers. + attr.dev = FS.isChrdev(node.mode) ? node.id : 1; + attr.ino = node.id; + attr.mode = node.mode; + attr.nlink = 1; + attr.uid = 0; + attr.gid = 0; + attr.rdev = node.rdev; + if (FS.isDir(node.mode)) { + attr.size = 4096; + } else if (FS.isFile(node.mode)) { + attr.size = node.usedBytes; + } else if (FS.isLink(node.mode)) { + attr.size = node.link.length; + } else { + attr.size = 0; + } + attr.atime = new Date(node.atime); + attr.mtime = new Date(node.mtime); + attr.ctime = new Date(node.ctime); + // NOTE: In our implementation, st_blocks = Math.ceil(st_size/st_blksize), + // but this is not required by the standard. + attr.blksize = 4096; + attr.blocks = Math.ceil(attr.size / attr.blksize); + return attr; + }, + setattr(node, attr) { + for (const key of ['mode', 'atime', 'mtime', 'ctime']) { + if (attr[key]) { + node[key] = attr[key]; + } + } + if (attr.size !== undefined) { + MEMFS.resizeFileStorage(node, attr.size); + } + }, + lookup(parent, name) { + throw MEMFS.doesNotExistError; + }, + mknod(parent, name, mode, dev) { + return MEMFS.createNode(parent, name, mode, dev); + }, + rename(old_node, new_dir, new_name) { + var new_node; + try { + new_node = FS.lookupNode(new_dir, new_name); + } catch (e) {} + if (new_node) { + if (FS.isDir(old_node.mode)) { + // if we're overwriting a directory at new_name, make sure it's empty. + for (var i in new_node.contents) { + throw new FS.ErrnoError(55); + } + } + FS.hashRemoveNode(new_node); + } + // do the internal rewiring + delete old_node.parent.contents[old_node.name]; + new_dir.contents[new_name] = old_node; + old_node.name = new_name; + new_dir.ctime = + new_dir.mtime = + old_node.parent.ctime = + old_node.parent.mtime = + Date.now(); + }, + unlink(parent, name) { + delete parent.contents[name]; + parent.ctime = parent.mtime = Date.now(); + }, + rmdir(parent, name) { + var node = FS.lookupNode(parent, name); + for (var i in node.contents) { + throw new FS.ErrnoError(55); + } + delete parent.contents[name]; + parent.ctime = parent.mtime = Date.now(); + }, + readdir(node) { + return ['.', '..', ...Object.keys(node.contents)]; + }, + symlink(parent, newname, oldpath) { + var node = MEMFS.createNode(parent, newname, 511 | 40960, 0); + node.link = oldpath; + return node; + }, + readlink(node) { + if (!FS.isLink(node.mode)) { + throw new FS.ErrnoError(28); + } + return node.link; + }, + }, + stream_ops: { + read(stream, buffer, offset, length, position) { + var contents = stream.node.contents; + if (position >= stream.node.usedBytes) return 0; + var size = Math.min(stream.node.usedBytes - position, length); + if (size > 8 && contents.subarray) { + // non-trivial, and typed array + buffer.set( + contents.subarray(position, position + size), + offset + ); + } else { + for (var i = 0; i < size; i++) + buffer[offset + i] = contents[position + i]; + } + return size; + }, + write(stream, buffer, offset, length, position, canOwn) { + // If the buffer is located in main memory (HEAP), and if + // memory can grow, we can't hold on to references of the + // memory buffer, as they may get invalidated. That means we + // need to do copy its contents. + if (buffer.buffer === HEAP8.buffer) { + canOwn = false; + } + if (!length) return 0; + var node = stream.node; + node.mtime = node.ctime = Date.now(); + if ( + buffer.subarray && + (!node.contents || node.contents.subarray) + ) { + // This write is from a typed array to a typed array? + if (canOwn) { + node.contents = buffer.subarray( + offset, + offset + length + ); + node.usedBytes = length; + return length; + } else if (node.usedBytes === 0 && position === 0) { + // If this is a simple first write to an empty file, do a fast set since we don't need to care about old data. + node.contents = buffer.slice(offset, offset + length); + node.usedBytes = length; + return length; + } else if (position + length <= node.usedBytes) { + // Writing to an already allocated and used subrange of the file? + node.contents.set( + buffer.subarray(offset, offset + length), + position + ); + return length; + } + } + // Appending to an existing file and we need to reallocate, or source data did not come as a typed array. + MEMFS.expandFileStorage(node, position + length); + if (node.contents.subarray && buffer.subarray) { + // Use typed array write which is available. + node.contents.set( + buffer.subarray(offset, offset + length), + position + ); + } else { + for (var i = 0; i < length; i++) { + node.contents[position + i] = buffer[offset + i]; + } + } + node.usedBytes = Math.max(node.usedBytes, position + length); + return length; + }, + llseek(stream, offset, whence) { + var position = offset; + if (whence === 1) { + position += stream.position; + } else if (whence === 2) { + if (FS.isFile(stream.node.mode)) { + position += stream.node.usedBytes; + } + } + if (position < 0) { + throw new FS.ErrnoError(28); + } + return position; + }, + allocate(stream, offset, length) { + MEMFS.expandFileStorage(stream.node, offset + length); + stream.node.usedBytes = Math.max( + stream.node.usedBytes, + offset + length + ); + }, + mmap(stream, length, position, prot, flags) { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + var ptr; + var allocated; + var contents = stream.node.contents; + // Only make a new copy when MAP_PRIVATE is specified. + if ( + !(flags & 2) && + contents && + contents.buffer === HEAP8.buffer + ) { + // We can't emulate MAP_SHARED when the file is not backed by the + // buffer we're mapping to (e.g. the HEAP buffer). + allocated = false; + ptr = contents.byteOffset; + } else { + allocated = true; + ptr = mmapAlloc(length); + if (!ptr) { + throw new FS.ErrnoError(48); + } + if (contents) { + // Try to avoid unnecessary slices. + if ( + position > 0 || + position + length < contents.length + ) { + if (contents.subarray) { + contents = contents.subarray( + position, + position + length + ); + } else { + contents = Array.prototype.slice.call( + contents, + position, + position + length + ); + } + } + HEAP8.set(contents, ptr); + } + } + return { + ptr, + allocated, + }; + }, + msync(stream, buffer, offset, length, mmapFlags) { + MEMFS.stream_ops.write( + stream, + buffer, + 0, + length, + offset, + false + ); + // should we check if bytesWritten and length are the same? + return 0; + }, + }, + }; + + var asyncLoad = async (url) => { + var arrayBuffer = await readAsync(url); + return new Uint8Array(arrayBuffer); + }; + + asyncLoad.isAsync = true; + + var FS_createDataFile = ( + parent, + name, + fileData, + canRead, + canWrite, + canOwn + ) => { + FS.createDataFile(parent, name, fileData, canRead, canWrite, canOwn); + }; + + var preloadPlugins = Module['preloadPlugins'] || []; + + var FS_handledByPreloadPlugin = (byteArray, fullname, finish, onerror) => { + // Ensure plugins are ready. + if (typeof Browser != 'undefined') Browser.init(); + var handled = false; + preloadPlugins.forEach((plugin) => { + if (handled) return; + if (plugin['canHandle'](fullname)) { + plugin['handle'](byteArray, fullname, finish, onerror); + handled = true; + } + }); + return handled; + }; + + var FS_createPreloadedFile = ( + parent, + name, + url, + canRead, + canWrite, + onload, + onerror, + dontCreateFile, + canOwn, + preFinish + ) => { + // TODO we should allow people to just pass in a complete filename instead + // of parent and name being that we just join them anyways + var fullname = name + ? PATH_FS.resolve(PATH.join2(parent, name)) + : parent; + var dep = getUniqueRunDependency(`cp ${fullname}`); + // might have several active requests for the same fullname + function processData(byteArray) { + function finish(byteArray) { + preFinish?.(); + if (!dontCreateFile) { + FS_createDataFile( + parent, + name, + byteArray, + canRead, + canWrite, + canOwn + ); + } + onload?.(); + removeRunDependency(dep); + } + if ( + FS_handledByPreloadPlugin(byteArray, fullname, finish, () => { + onerror?.(); + removeRunDependency(dep); + }) + ) { + return; + } + finish(byteArray); + } + addRunDependency(dep); + if (typeof url == 'string') { + asyncLoad(url).then(processData, onerror); + } else { + processData(url); + } + }; + + var FS_modeStringToFlags = (str) => { + var flagModes = { + r: 0, + 'r+': 2, + w: 512 | 64 | 1, + 'w+': 512 | 64 | 2, + a: 1024 | 64 | 1, + 'a+': 1024 | 64 | 2, + }; + var flags = flagModes[str]; + if (typeof flags == 'undefined') { + throw new Error(`Unknown file open mode: ${str}`); + } + return flags; + }; + + var FS_getMode = (canRead, canWrite) => { + var mode = 0; + if (canRead) mode |= 292 | 73; + if (canWrite) mode |= 146; + return mode; + }; + + var ERRNO_CODES = { + EPERM: 63, + ENOENT: 44, + ESRCH: 71, + EINTR: 27, + EIO: 29, + ENXIO: 60, + E2BIG: 1, + ENOEXEC: 45, + EBADF: 8, + ECHILD: 12, + EAGAIN: 6, + EWOULDBLOCK: 6, + ENOMEM: 48, + EACCES: 2, + EFAULT: 21, + ENOTBLK: 105, + EBUSY: 10, + EEXIST: 20, + EXDEV: 75, + ENODEV: 43, + ENOTDIR: 54, + EISDIR: 31, + EINVAL: 28, + ENFILE: 41, + EMFILE: 33, + ENOTTY: 59, + ETXTBSY: 74, + EFBIG: 22, + ENOSPC: 51, + ESPIPE: 70, + EROFS: 69, + EMLINK: 34, + EPIPE: 64, + EDOM: 18, + ERANGE: 68, + ENOMSG: 49, + EIDRM: 24, + ECHRNG: 106, + EL2NSYNC: 156, + EL3HLT: 107, + EL3RST: 108, + ELNRNG: 109, + EUNATCH: 110, + ENOCSI: 111, + EL2HLT: 112, + EDEADLK: 16, + ENOLCK: 46, + EBADE: 113, + EBADR: 114, + EXFULL: 115, + ENOANO: 104, + EBADRQC: 103, + EBADSLT: 102, + EDEADLOCK: 16, + EBFONT: 101, + ENOSTR: 100, + ENODATA: 116, + ETIME: 117, + ENOSR: 118, + ENONET: 119, + ENOPKG: 120, + EREMOTE: 121, + ENOLINK: 47, + EADV: 122, + ESRMNT: 123, + ECOMM: 124, + EPROTO: 65, + EMULTIHOP: 36, + EDOTDOT: 125, + EBADMSG: 9, + ENOTUNIQ: 126, + EBADFD: 127, + EREMCHG: 128, + ELIBACC: 129, + ELIBBAD: 130, + ELIBSCN: 131, + ELIBMAX: 132, + ELIBEXEC: 133, + ENOSYS: 52, + ENOTEMPTY: 55, + ENAMETOOLONG: 37, + ELOOP: 32, + EOPNOTSUPP: 138, + EPFNOSUPPORT: 139, + ECONNRESET: 15, + ENOBUFS: 42, + EAFNOSUPPORT: 5, + EPROTOTYPE: 67, + ENOTSOCK: 57, + ENOPROTOOPT: 50, + ESHUTDOWN: 140, + ECONNREFUSED: 14, + EADDRINUSE: 3, + ECONNABORTED: 13, + ENETUNREACH: 40, + ENETDOWN: 38, + ETIMEDOUT: 73, + EHOSTDOWN: 142, + EHOSTUNREACH: 23, + EINPROGRESS: 26, + EALREADY: 7, + EDESTADDRREQ: 17, + EMSGSIZE: 35, + EPROTONOSUPPORT: 66, + ESOCKTNOSUPPORT: 137, + EADDRNOTAVAIL: 4, + ENETRESET: 39, + EISCONN: 30, + ENOTCONN: 53, + ETOOMANYREFS: 141, + EUSERS: 136, + EDQUOT: 19, + ESTALE: 72, + ENOTSUP: 138, + ENOMEDIUM: 148, + EILSEQ: 25, + EOVERFLOW: 61, + ECANCELED: 11, + ENOTRECOVERABLE: 56, + EOWNERDEAD: 62, + ESTRPIPE: 135, + }; + + var NODEFS = { + isWindows: false, + staticInit() { + NODEFS.isWindows = !!process.platform.match(/^win/); + var flags = process.binding('constants'); + // Node.js 4 compatibility: it has no namespaces for constants + if (flags['fs']) { + flags = flags['fs']; + } + NODEFS.flagsForNodeMap = { + 1024: flags['O_APPEND'], + 64: flags['O_CREAT'], + 128: flags['O_EXCL'], + 256: flags['O_NOCTTY'], + 0: flags['O_RDONLY'], + 2: flags['O_RDWR'], + 4096: flags['O_SYNC'], + 512: flags['O_TRUNC'], + 1: flags['O_WRONLY'], + 131072: flags['O_NOFOLLOW'], + }; + }, + convertNodeCode(e) { + var code = e.code; + return ERRNO_CODES[code]; + }, + tryFSOperation(f) { + try { + return f(); + } catch (e) { + if (!e.code) throw e; + // node under windows can return code 'UNKNOWN' here: + // https://github.com/emscripten-core/emscripten/issues/15468 + if (e.code === 'UNKNOWN') throw new FS.ErrnoError(28); + throw new FS.ErrnoError(NODEFS.convertNodeCode(e)); + } + }, + mount(mount) { + return NODEFS.createNode( + null, + '/', + NODEFS.getMode(mount.opts.root), + 0 + ); + }, + createNode(parent, name, mode, dev) { + if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { + throw new FS.ErrnoError(28); + } + var node = FS.createNode(parent, name, mode); + node.node_ops = NODEFS.node_ops; + node.stream_ops = NODEFS.stream_ops; + return node; + }, + getMode(path) { + return NODEFS.tryFSOperation(() => { + var mode = fs.lstatSync(path).mode; + if (NODEFS.isWindows) { + // Windows does not report the 'x' permission bit, so propagate read + // bits to execute bits. + mode |= (mode & 292) >> 2; + } + return mode; + }); + }, + realPath(node) { + var parts = []; + while (node.parent !== node) { + parts.push(node.name); + node = node.parent; + } + parts.push(node.mount.opts.root); + parts.reverse(); + return PATH.join(...parts); + }, + flagsForNode(flags) { + flags &= ~2097152; + // Ignore this flag from musl, otherwise node.js fails to open the file. + flags &= ~2048; + // Ignore this flag from musl, otherwise node.js fails to open the file. + flags &= ~32768; + // Ignore this flag from musl, otherwise node.js fails to open the file. + flags &= ~524288; + // Some applications may pass it; it makes no sense for a single process. + flags &= ~65536; + // Node.js doesn't need this passed in, it errors. + var newFlags = 0; + for (var k in NODEFS.flagsForNodeMap) { + if (flags & k) { + newFlags |= NODEFS.flagsForNodeMap[k]; + flags ^= k; + } + } + if (flags) { + throw new FS.ErrnoError(28); + } + return newFlags; + }, + node_ops: { + getattr(node) { + var path = NODEFS.realPath(node); + var stat; + NODEFS.tryFSOperation(() => (stat = fs.lstatSync(path))); + if (NODEFS.isWindows) { + // node.js v0.10.20 doesn't report blksize and blocks on Windows. Fake + // them with default blksize of 4096. + // See http://support.microsoft.com/kb/140365 + if (!stat.blksize) { + stat.blksize = 4096; + } + if (!stat.blocks) { + stat.blocks = + ((stat.size + stat.blksize - 1) / stat.blksize) | 0; + } + // Windows does not report the 'x' permission bit, so propagate read + // bits to execute bits. + stat.mode |= (stat.mode & 292) >> 2; + } + return { + dev: stat.dev, + ino: stat.ino, + mode: stat.mode, + nlink: stat.nlink, + uid: stat.uid, + gid: stat.gid, + rdev: stat.rdev, + size: stat.size, + atime: stat.atime, + mtime: stat.mtime, + ctime: stat.ctime, + blksize: stat.blksize, + blocks: stat.blocks, + }; + }, + setattr(node, attr) { + var path = NODEFS.realPath(node); + NODEFS.tryFSOperation(() => { + if (attr.mode !== undefined) { + var mode = attr.mode; + if (NODEFS.isWindows) { + // Windows only supports S_IREAD / S_IWRITE (S_IRUSR / S_IWUSR) + // https://learn.microsoft.com/en-us/cpp/c-runtime-library/reference/chmod-wchmod + mode &= 384; + } + fs.chmodSync(path, mode); + // update the common node structure mode as well + node.mode = attr.mode; + } + if (attr.atime || attr.mtime) { + var atime = attr.atime && new Date(attr.atime); + var mtime = attr.mtime && new Date(attr.mtime); + fs.utimesSync(path, atime, mtime); + } + if (attr.size !== undefined) { + fs.truncateSync(path, attr.size); + } + }); + }, + lookup(parent, name) { + var path = PATH.join2(NODEFS.realPath(parent), name); + var mode = NODEFS.getMode(path); + return NODEFS.createNode(parent, name, mode); + }, + mknod(parent, name, mode, dev) { + var node = NODEFS.createNode(parent, name, mode, dev); + // create the backing node for this in the fs root as well + var path = NODEFS.realPath(node); + NODEFS.tryFSOperation(() => { + if (FS.isDir(node.mode)) { + fs.mkdirSync(path, node.mode); + } else { + fs.writeFileSync(path, '', { + mode: node.mode, + }); + } + }); + return node; + }, + rename(oldNode, newDir, newName) { + var oldPath = NODEFS.realPath(oldNode); + var newPath = PATH.join2(NODEFS.realPath(newDir), newName); + try { + FS.unlink(newPath); + } catch (e) {} + NODEFS.tryFSOperation(() => fs.renameSync(oldPath, newPath)); + oldNode.name = newName; + }, + unlink(parent, name) { + var path = PATH.join2(NODEFS.realPath(parent), name); + NODEFS.tryFSOperation(() => fs.unlinkSync(path)); + }, + rmdir(parent, name) { + var path = PATH.join2(NODEFS.realPath(parent), name); + NODEFS.tryFSOperation(() => fs.rmdirSync(path)); + }, + readdir(node) { + var path = NODEFS.realPath(node); + return NODEFS.tryFSOperation(() => fs.readdirSync(path)); + }, + symlink(parent, newName, oldPath) { + var newPath = PATH.join2(NODEFS.realPath(parent), newName); + NODEFS.tryFSOperation(() => fs.symlinkSync(oldPath, newPath)); + }, + readlink(node) { + var path = NODEFS.realPath(node); + return NODEFS.tryFSOperation(() => fs.readlinkSync(path)); + }, + statfs(path) { + var stats = NODEFS.tryFSOperation(() => fs.statfsSync(path)); + // Node.js doesn't provide frsize (fragment size). Set it to bsize (block size) + // as they're often the same in many file systems. May not be accurate for all. + stats.frsize = stats.bsize; + return stats; + }, + }, + stream_ops: { + open(stream) { + var path = NODEFS.realPath(stream.node); + NODEFS.tryFSOperation(() => { + if (FS.isFile(stream.node.mode)) { + stream.shared.refcount = 1; + stream.nfd = fs.openSync( + path, + NODEFS.flagsForNode(stream.flags) + ); + } + }); + }, + close(stream) { + NODEFS.tryFSOperation(() => { + if ( + FS.isFile(stream.node.mode) && + stream.nfd && + --stream.shared.refcount === 0 + ) { + fs.closeSync(stream.nfd); + } + }); + }, + dup(stream) { + stream.shared.refcount++; + }, + read(stream, buffer, offset, length, position) { + // Node.js < 6 compatibility: node errors on 0 length reads + if (length === 0) return 0; + return NODEFS.tryFSOperation(() => + fs.readSync( + stream.nfd, + new Int8Array(buffer.buffer, offset, length), + 0, + length, + position + ) + ); + }, + write(stream, buffer, offset, length, position) { + return NODEFS.tryFSOperation(() => + fs.writeSync( + stream.nfd, + new Int8Array(buffer.buffer, offset, length), + 0, + length, + position + ) + ); + }, + llseek(stream, offset, whence) { + var position = offset; + if (whence === 1) { + position += stream.position; + } else if (whence === 2) { + if (FS.isFile(stream.node.mode)) { + NODEFS.tryFSOperation(() => { + var stat = fs.fstatSync(stream.nfd); + position += stat.size; + }); + } + } + if (position < 0) { + throw new FS.ErrnoError(28); + } + return position; + }, + mmap(stream, length, position, prot, flags) { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + var ptr = mmapAlloc(length); + NODEFS.stream_ops.read(stream, HEAP8, ptr, length, position); + return { + ptr, + allocated: true, + }; + }, + msync(stream, buffer, offset, length, mmapFlags) { + NODEFS.stream_ops.write( + stream, + buffer, + 0, + length, + offset, + false + ); + // should we check if bytesWritten and length are the same? + return 0; + }, + }, + }; + + var PROXYFS = { + mount(mount) { + return PROXYFS.createNode( + null, + '/', + mount.opts.fs.lstat(mount.opts.root).mode, + 0 + ); + }, + createNode(parent, name, mode, dev) { + if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { + throw new FS.ErrnoError(ERRNO_CODES.EINVAL); + } + var node = FS.createNode(parent, name, mode); + node.node_ops = PROXYFS.node_ops; + node.stream_ops = PROXYFS.stream_ops; + return node; + }, + realPath(node) { + var parts = []; + while (node.parent !== node) { + parts.push(node.name); + node = node.parent; + } + parts.push(node.mount.opts.root); + parts.reverse(); + return PATH.join(...parts); + }, + node_ops: { + getattr(node) { + var path = PROXYFS.realPath(node); + var stat; + try { + stat = node.mount.opts.fs.lstat(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + return { + dev: stat.dev, + ino: stat.ino, + mode: stat.mode, + nlink: stat.nlink, + uid: stat.uid, + gid: stat.gid, + rdev: stat.rdev, + size: stat.size, + atime: stat.atime, + mtime: stat.mtime, + ctime: stat.ctime, + blksize: stat.blksize, + blocks: stat.blocks, + }; + }, + setattr(node, attr) { + var path = PROXYFS.realPath(node); + try { + if (attr.mode !== undefined) { + node.mount.opts.fs.chmod(path, attr.mode); + // update the common node structure mode as well + node.mode = attr.mode; + } + if (attr.atime || attr.mtime) { + var atime = new Date(attr.atime || attr.mtime); + var mtime = new Date(attr.mtime || attr.atime); + node.mount.opts.fs.utime(path, atime, mtime); + } + if (attr.size !== undefined) { + node.mount.opts.fs.truncate(path, attr.size); + } + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + lookup(parent, name) { + try { + var path = PATH.join2(PROXYFS.realPath(parent), name); + var mode = parent.mount.opts.fs.lstat(path).mode; + var node = PROXYFS.createNode(parent, name, mode); + return node; + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + mknod(parent, name, mode, dev) { + var node = PROXYFS.createNode(parent, name, mode, dev); + // create the backing node for this in the fs root as well + var path = PROXYFS.realPath(node); + try { + if (FS.isDir(node.mode)) { + node.mount.opts.fs.mkdir(path, node.mode); + } else { + node.mount.opts.fs.writeFile(path, '', { + mode: node.mode, + }); + } + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + return node; + }, + rename(oldNode, newDir, newName) { + var oldPath = PROXYFS.realPath(oldNode); + var newPath = PATH.join2(PROXYFS.realPath(newDir), newName); + try { + oldNode.mount.opts.fs.rename(oldPath, newPath); + oldNode.name = newName; + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + unlink(parent, name) { + var path = PATH.join2(PROXYFS.realPath(parent), name); + try { + parent.mount.opts.fs.unlink(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + rmdir(parent, name) { + var path = PATH.join2(PROXYFS.realPath(parent), name); + try { + parent.mount.opts.fs.rmdir(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + readdir(node) { + var path = PROXYFS.realPath(node); + try { + return node.mount.opts.fs.readdir(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + symlink(parent, newName, oldPath) { + var newPath = PATH.join2(PROXYFS.realPath(parent), newName); + try { + parent.mount.opts.fs.symlink(oldPath, newPath); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + readlink(node) { + var path = PROXYFS.realPath(node); + try { + return node.mount.opts.fs.readlink(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + }, + stream_ops: { + open(stream) { + var path = PROXYFS.realPath(stream.node); + try { + stream.nfd = stream.node.mount.opts.fs.open( + path, + stream.flags + ); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + close(stream) { + try { + stream.node.mount.opts.fs.close(stream.nfd); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + read(stream, buffer, offset, length, position) { + try { + return stream.node.mount.opts.fs.read( + stream.nfd, + buffer, + offset, + length, + position + ); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + write(stream, buffer, offset, length, position) { + try { + return stream.node.mount.opts.fs.write( + stream.nfd, + buffer, + offset, + length, + position + ); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + llseek(stream, offset, whence) { + var position = offset; + if (whence === 1) { + position += stream.position; + } else if (whence === 2) { + if (FS.isFile(stream.node.mode)) { + try { + var stat = stream.node.node_ops.getattr( + stream.node + ); + position += stat.size; + } catch (e) { + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + } + } + if (position < 0) { + throw new FS.ErrnoError(ERRNO_CODES.EINVAL); + } + return position; + }, + }, + }; + + var FS = { + root: null, + mounts: [], + devices: {}, + streams: [], + nextInode: 1, + nameTable: null, + currentPath: '/', + initialized: false, + ignorePermissions: true, + ErrnoError: class { + name = 'ErrnoError'; + // We set the `name` property to be able to identify `FS.ErrnoError` + // - the `name` is a standard ECMA-262 property of error objects. Kind of good to have it anyway. + // - when using PROXYFS, an error can come from an underlying FS + // as different FS objects have their own FS.ErrnoError each, + // the test `err instanceof FS.ErrnoError` won't detect an error coming from another filesystem, causing bugs. + // we'll use the reliable test `err.name == "ErrnoError"` instead + constructor(errno) { + this.errno = errno; + } + }, + filesystems: null, + syncFSRequests: 0, + readFiles: {}, + FSStream: class { + shared = {}; + get object() { + return this.node; + } + set object(val) { + this.node = val; + } + get isRead() { + return (this.flags & 2097155) !== 1; + } + get isWrite() { + return (this.flags & 2097155) !== 0; + } + get isAppend() { + return this.flags & 1024; + } + get flags() { + return this.shared.flags; + } + set flags(val) { + this.shared.flags = val; + } + get position() { + return this.shared.position; + } + set position(val) { + this.shared.position = val; + } + }, + FSNode: class { + node_ops = {}; + stream_ops = {}; + readMode = 292 | 73; + writeMode = 146; + mounted = null; + constructor(parent, name, mode, rdev) { + if (!parent) { + parent = this; + } + // root node sets parent to itself + this.parent = parent; + this.mount = parent.mount; + this.id = FS.nextInode++; + this.name = name; + this.mode = mode; + this.rdev = rdev; + this.atime = this.mtime = this.ctime = Date.now(); + } + get read() { + return (this.mode & this.readMode) === this.readMode; + } + set read(val) { + val + ? (this.mode |= this.readMode) + : (this.mode &= ~this.readMode); + } + get write() { + return (this.mode & this.writeMode) === this.writeMode; + } + set write(val) { + val + ? (this.mode |= this.writeMode) + : (this.mode &= ~this.writeMode); + } + get isFolder() { + return FS.isDir(this.mode); + } + get isDevice() { + return FS.isChrdev(this.mode); + } + }, + lookupPath(path, opts = {}) { + if (!path) + return { + path: '', + node: null, + }; + opts.follow_mount ??= true; + if (!PATH.isAbs(path)) { + path = FS.cwd() + '/' + path; + } + // limit max consecutive symlinks to 40 (SYMLOOP_MAX). + linkloop: for (var nlinks = 0; nlinks < 40; nlinks++) { + // split the absolute path + var parts = path.split('/').filter((p) => !!p && p !== '.'); + // start at the root + var current = FS.root; + var current_path = '/'; + for (var i = 0; i < parts.length; i++) { + var islast = i === parts.length - 1; + if (islast && opts.parent) { + // stop resolving + break; + } + if (parts[i] === '..') { + current_path = PATH.dirname(current_path); + current = current.parent; + continue; + } + current_path = PATH.join2(current_path, parts[i]); + try { + current = FS.lookupNode(current, parts[i]); + } catch (e) { + // if noent_okay is true, suppress a ENOENT in the last component + // and return an object with an undefined node. This is needed for + // resolving symlinks in the path when creating a file. + if (e?.errno === 44 && islast && opts.noent_okay) { + return { + path: current_path, + }; + } + throw e; + } + // jump to the mount's root node if this is a mountpoint + if ( + FS.isMountpoint(current) && + (!islast || opts.follow_mount) + ) { + current = current.mounted.root; + } + // by default, lookupPath will not follow a symlink if it is the final path component. + // setting opts.follow = true will override this behavior. + if (FS.isLink(current.mode) && (!islast || opts.follow)) { + if (!current.node_ops.readlink) { + throw new FS.ErrnoError(52); + } + var link = current.node_ops.readlink(current); + if (!PATH.isAbs(link)) { + link = PATH.dirname(current_path) + '/' + link; + } + path = link + '/' + parts.slice(i + 1).join('/'); + continue linkloop; + } + } + return { + path: current_path, + node: current, + }; + } + throw new FS.ErrnoError(32); + }, + getPath(node) { + var path; + while (true) { + if (FS.isRoot(node)) { + var mount = node.mount.mountpoint; + if (!path) return mount; + return mount[mount.length - 1] !== '/' + ? `${mount}/${path}` + : mount + path; + } + path = path ? `${node.name}/${path}` : node.name; + node = node.parent; + } + }, + hashName(parentid, name) { + var hash = 0; + for (var i = 0; i < name.length; i++) { + hash = ((hash << 5) - hash + name.charCodeAt(i)) | 0; + } + return ((parentid + hash) >>> 0) % FS.nameTable.length; + }, + hashAddNode(node) { + var hash = FS.hashName(node.parent.id, node.name); + node.name_next = FS.nameTable[hash]; + FS.nameTable[hash] = node; + }, + hashRemoveNode(node) { + var hash = FS.hashName(node.parent.id, node.name); + if (FS.nameTable[hash] === node) { + FS.nameTable[hash] = node.name_next; + } else { + var current = FS.nameTable[hash]; + while (current) { + if (current.name_next === node) { + current.name_next = node.name_next; + break; + } + current = current.name_next; + } + } + }, + lookupNode(parent, name) { + var errCode = FS.mayLookup(parent); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + var hash = FS.hashName(parent.id, name); + for (var node = FS.nameTable[hash]; node; node = node.name_next) { + var nodeName = node.name; + if (node.parent.id === parent.id && nodeName === name) { + return node; + } + } + // if we failed to find it in the cache, call into the VFS + return FS.lookup(parent, name); + }, + createNode(parent, name, mode, rdev) { + var node = new FS.FSNode(parent, name, mode, rdev); + FS.hashAddNode(node); + return node; + }, + destroyNode(node) { + FS.hashRemoveNode(node); + }, + isRoot(node) { + return node === node.parent; + }, + isMountpoint(node) { + return !!node.mounted; + }, + isFile(mode) { + return (mode & 61440) === 32768; + }, + isDir(mode) { + return (mode & 61440) === 16384; + }, + isLink(mode) { + return (mode & 61440) === 40960; + }, + isChrdev(mode) { + return (mode & 61440) === 8192; + }, + isBlkdev(mode) { + return (mode & 61440) === 24576; + }, + isFIFO(mode) { + return (mode & 61440) === 4096; + }, + isSocket(mode) { + return (mode & 49152) === 49152; + }, + flagsToPermissionString(flag) { + var perms = ['r', 'w', 'rw'][flag & 3]; + if (flag & 512) { + perms += 'w'; + } + return perms; + }, + nodePermissions(node, perms) { + if (FS.ignorePermissions) { + return 0; + } + // return 0 if any user, group or owner bits are set. + if (perms.includes('r') && !(node.mode & 292)) { + return 2; + } else if (perms.includes('w') && !(node.mode & 146)) { + return 2; + } else if (perms.includes('x') && !(node.mode & 73)) { + return 2; + } + return 0; + }, + mayLookup(dir) { + if (!FS.isDir(dir.mode)) return 54; + var errCode = FS.nodePermissions(dir, 'x'); + if (errCode) return errCode; + if (!dir.node_ops.lookup) return 2; + return 0; + }, + mayCreate(dir, name) { + if (!FS.isDir(dir.mode)) { + return 54; + } + try { + var node = FS.lookupNode(dir, name); + return 20; + } catch (e) {} + return FS.nodePermissions(dir, 'wx'); + }, + mayDelete(dir, name, isdir) { + var node; + try { + node = FS.lookupNode(dir, name); + } catch (e) { + return e.errno; + } + var errCode = FS.nodePermissions(dir, 'wx'); + if (errCode) { + return errCode; + } + if (isdir) { + if (!FS.isDir(node.mode)) { + return 54; + } + if (FS.isRoot(node) || FS.getPath(node) === FS.cwd()) { + return 10; + } + } else { + if (FS.isDir(node.mode)) { + return 31; + } + } + return 0; + }, + mayOpen(node, flags) { + if (!node) { + return 44; + } + if (FS.isLink(node.mode)) { + return 32; + } else if (FS.isDir(node.mode)) { + if ( + FS.flagsToPermissionString(flags) !== 'r' || // opening for write + flags & 512 + ) { + // TODO: check for O_SEARCH? (== search for dir only) + return 31; + } + } + return FS.nodePermissions(node, FS.flagsToPermissionString(flags)); + }, + MAX_OPEN_FDS: 4096, + nextfd() { + for (var fd = 0; fd <= FS.MAX_OPEN_FDS; fd++) { + if (!FS.streams[fd]) { + return fd; + } + } + throw new FS.ErrnoError(33); + }, + getStreamChecked(fd) { + var stream = FS.getStream(fd); + if (!stream) { + throw new FS.ErrnoError(8); + } + return stream; + }, + getStream: (fd) => FS.streams[fd], + createStream(stream, fd = -1) { + // clone it, so we can return an instance of FSStream + stream = Object.assign(new FS.FSStream(), stream); + if (fd == -1) { + fd = FS.nextfd(); + } + stream.fd = fd; + FS.streams[fd] = stream; + return stream; + }, + closeStream(fd) { + FS.streams[fd] = null; + }, + dupStream(origStream, fd = -1) { + var stream = FS.createStream(origStream, fd); + stream.stream_ops?.dup?.(stream); + return stream; + }, + chrdev_stream_ops: { + open(stream) { + var device = FS.getDevice(stream.node.rdev); + // override node's stream ops with the device's + stream.stream_ops = device.stream_ops; + // forward the open call + stream.stream_ops.open?.(stream); + }, + llseek() { + throw new FS.ErrnoError(70); + }, + }, + major: (dev) => dev >> 8, + minor: (dev) => dev & 255, + makedev: (ma, mi) => (ma << 8) | mi, + registerDevice(dev, ops) { + FS.devices[dev] = { + stream_ops: ops, + }; + }, + getDevice: (dev) => FS.devices[dev], + getMounts(mount) { + var mounts = []; + var check = [mount]; + while (check.length) { + var m = check.pop(); + mounts.push(m); + check.push(...m.mounts); + } + return mounts; + }, + syncfs(populate, callback) { + if (typeof populate == 'function') { + callback = populate; + populate = false; + } + FS.syncFSRequests++; + if (FS.syncFSRequests > 1) { + err( + `warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work` + ); + } + var mounts = FS.getMounts(FS.root.mount); + var completed = 0; + function doCallback(errCode) { + FS.syncFSRequests--; + return callback(errCode); + } + function done(errCode) { + if (errCode) { + if (!done.errored) { + done.errored = true; + return doCallback(errCode); + } + return; + } + if (++completed >= mounts.length) { + doCallback(null); + } + } + // sync all mounts + mounts.forEach((mount) => { + if (!mount.type.syncfs) { + return done(null); + } + mount.type.syncfs(mount, populate, done); + }); + }, + mount(type, opts, mountpoint) { + var root = mountpoint === '/'; + var pseudo = !mountpoint; + var node; + if (root && FS.root) { + throw new FS.ErrnoError(10); + } else if (!root && !pseudo) { + var lookup = FS.lookupPath(mountpoint, { + follow_mount: false, + }); + mountpoint = lookup.path; + // use the absolute path + node = lookup.node; + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + if (!FS.isDir(node.mode)) { + throw new FS.ErrnoError(54); + } + } + var mount = { + type, + opts, + mountpoint, + mounts: [], + }; + // create a root node for the fs + var mountRoot = type.mount(mount); + mountRoot.mount = mount; + mount.root = mountRoot; + if (root) { + FS.root = mountRoot; + } else if (node) { + // set as a mountpoint + node.mounted = mount; + // add the new mount to the current mount's children + if (node.mount) { + node.mount.mounts.push(mount); + } + } + return mountRoot; + }, + unmount(mountpoint) { + var lookup = FS.lookupPath(mountpoint, { + follow_mount: false, + }); + if (!FS.isMountpoint(lookup.node)) { + throw new FS.ErrnoError(28); + } + // destroy the nodes for this mount, and all its child mounts + var node = lookup.node; + var mount = node.mounted; + var mounts = FS.getMounts(mount); + Object.keys(FS.nameTable).forEach((hash) => { + var current = FS.nameTable[hash]; + while (current) { + var next = current.name_next; + if (mounts.includes(current.mount)) { + FS.destroyNode(current); + } + current = next; + } + }); + // no longer a mountpoint + node.mounted = null; + // remove this mount from the child mounts + var idx = node.mount.mounts.indexOf(mount); + node.mount.mounts.splice(idx, 1); + }, + lookup(parent, name) { + return parent.node_ops.lookup(parent, name); + }, + mknod(path, mode, dev) { + var lookup = FS.lookupPath(path, { + parent: true, + }); + var parent = lookup.node; + var name = PATH.basename(path); + if (!name || name === '.' || name === '..') { + throw new FS.ErrnoError(28); + } + var errCode = FS.mayCreate(parent, name); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.mknod) { + throw new FS.ErrnoError(63); + } + return parent.node_ops.mknod(parent, name, mode, dev); + }, + statfs(path) { + // NOTE: None of the defaults here are true. We're just returning safe and + // sane values. + var rtn = { + bsize: 4096, + frsize: 4096, + blocks: 1e6, + bfree: 5e5, + bavail: 5e5, + files: FS.nextInode, + ffree: FS.nextInode - 1, + fsid: 42, + flags: 2, + namelen: 255, + }; + var parent = FS.lookupPath(path, { + follow: true, + }).node; + if (parent?.node_ops.statfs) { + Object.assign( + rtn, + parent.node_ops.statfs(parent.mount.opts.root) + ); + } + return rtn; + }, + create(path, mode = 438) { + mode &= 4095; + mode |= 32768; + return FS.mknod(path, mode, 0); + }, + mkdir(path, mode = 511) { + mode &= 511 | 512; + mode |= 16384; + return FS.mknod(path, mode, 0); + }, + mkdirTree(path, mode) { + var dirs = path.split('/'); + var d = ''; + for (var i = 0; i < dirs.length; ++i) { + if (!dirs[i]) continue; + d += '/' + dirs[i]; + try { + FS.mkdir(d, mode); + } catch (e) { + if (e.errno != 20) throw e; + } + } + }, + mkdev(path, mode, dev) { + if (typeof dev == 'undefined') { + dev = mode; + mode = 438; + } + mode |= 8192; + return FS.mknod(path, mode, dev); + }, + symlink(oldpath, newpath) { + if (!PATH_FS.resolve(oldpath)) { + throw new FS.ErrnoError(44); + } + var lookup = FS.lookupPath(newpath, { + parent: true, + }); + var parent = lookup.node; + if (!parent) { + throw new FS.ErrnoError(44); + } + var newname = PATH.basename(newpath); + var errCode = FS.mayCreate(parent, newname); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.symlink) { + throw new FS.ErrnoError(63); + } + return parent.node_ops.symlink(parent, newname, oldpath); + }, + rename(old_path, new_path) { + var old_dirname = PATH.dirname(old_path); + var new_dirname = PATH.dirname(new_path); + var old_name = PATH.basename(old_path); + var new_name = PATH.basename(new_path); + // parents must exist + var lookup, old_dir, new_dir; + // let the errors from non existent directories percolate up + lookup = FS.lookupPath(old_path, { + parent: true, + }); + old_dir = lookup.node; + lookup = FS.lookupPath(new_path, { + parent: true, + }); + new_dir = lookup.node; + if (!old_dir || !new_dir) throw new FS.ErrnoError(44); + // need to be part of the same mount + if (old_dir.mount !== new_dir.mount) { + throw new FS.ErrnoError(75); + } + // source must exist + var old_node = FS.lookupNode(old_dir, old_name); + // old path should not be an ancestor of the new path + var relative = PATH_FS.relative(old_path, new_dirname); + if (relative.charAt(0) !== '.') { + throw new FS.ErrnoError(28); + } + // new path should not be an ancestor of the old path + relative = PATH_FS.relative(new_path, old_dirname); + if (relative.charAt(0) !== '.') { + throw new FS.ErrnoError(55); + } + // see if the new path already exists + var new_node; + try { + new_node = FS.lookupNode(new_dir, new_name); + } catch (e) {} + // early out if nothing needs to change + if (old_node === new_node) { + return; + } + // we'll need to delete the old entry + var isdir = FS.isDir(old_node.mode); + var errCode = FS.mayDelete(old_dir, old_name, isdir); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + // need delete permissions if we'll be overwriting. + // need create permissions if new doesn't already exist. + errCode = new_node + ? FS.mayDelete(new_dir, new_name, isdir) + : FS.mayCreate(new_dir, new_name); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!old_dir.node_ops.rename) { + throw new FS.ErrnoError(63); + } + if ( + FS.isMountpoint(old_node) || + (new_node && FS.isMountpoint(new_node)) + ) { + throw new FS.ErrnoError(10); + } + // if we are going to change the parent, check write permissions + if (new_dir !== old_dir) { + errCode = FS.nodePermissions(old_dir, 'w'); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + } + // remove the node from the lookup hash + FS.hashRemoveNode(old_node); + // do the underlying fs rename + try { + old_dir.node_ops.rename(old_node, new_dir, new_name); + // update old node (we do this here to avoid each backend + // needing to) + old_node.parent = new_dir; + } catch (e) { + throw e; + } finally { + // add the node back to the hash (in case node_ops.rename + // changed its name) + FS.hashAddNode(old_node); + } + }, + rmdir(path) { + var lookup = FS.lookupPath(path, { + parent: true, + }); + var parent = lookup.node; + var name = PATH.basename(path); + var node = FS.lookupNode(parent, name); + var errCode = FS.mayDelete(parent, name, true); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.rmdir) { + throw new FS.ErrnoError(63); + } + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + parent.node_ops.rmdir(parent, name); + FS.destroyNode(node); + }, + readdir(path) { + var lookup = FS.lookupPath(path, { + follow: true, + }); + var node = lookup.node; + if (!node.node_ops.readdir) { + throw new FS.ErrnoError(54); + } + return node.node_ops.readdir(node); + }, + unlink(path) { + var lookup = FS.lookupPath(path, { + parent: true, + }); + var parent = lookup.node; + if (!parent) { + throw new FS.ErrnoError(44); + } + var name = PATH.basename(path); + var node = FS.lookupNode(parent, name); + var errCode = FS.mayDelete(parent, name, false); + if (errCode) { + // According to POSIX, we should map EISDIR to EPERM, but + // we instead do what Linux does (and we must, as we use + // the musl linux libc). + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.unlink) { + throw new FS.ErrnoError(63); + } + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + parent.node_ops.unlink(parent, name); + FS.destroyNode(node); + }, + readlink(path) { + var lookup = FS.lookupPath(path); + var link = lookup.node; + if (!link) { + throw new FS.ErrnoError(44); + } + if (!link.node_ops.readlink) { + throw new FS.ErrnoError(28); + } + return link.node_ops.readlink(link); + }, + stat(path, dontFollow) { + var lookup = FS.lookupPath(path, { + follow: !dontFollow, + }); + var node = lookup.node; + if (!node) { + throw new FS.ErrnoError(44); + } + if (!node.node_ops.getattr) { + throw new FS.ErrnoError(63); + } + return node.node_ops.getattr(node); + }, + lstat(path) { + return FS.stat(path, true); + }, + chmod(path, mode, dontFollow) { + var node; + if (typeof path == 'string') { + var lookup = FS.lookupPath(path, { + follow: !dontFollow, + }); + node = lookup.node; + } else { + node = path; + } + if (!node.node_ops.setattr) { + throw new FS.ErrnoError(63); + } + node.node_ops.setattr(node, { + mode: (mode & 4095) | (node.mode & ~4095), + ctime: Date.now(), + }); + }, + lchmod(path, mode) { + FS.chmod(path, mode, true); + }, + fchmod(fd, mode) { + var stream = FS.getStreamChecked(fd); + FS.chmod(stream.node, mode); + }, + chown(path, uid, gid, dontFollow) { + var node; + if (typeof path == 'string') { + var lookup = FS.lookupPath(path, { + follow: !dontFollow, + }); + node = lookup.node; + } else { + node = path; + } + if (!node.node_ops.setattr) { + throw new FS.ErrnoError(63); + } + node.node_ops.setattr(node, { + timestamp: Date.now(), + }); + }, + // we ignore the uid / gid for now + lchown(path, uid, gid) { + FS.chown(path, uid, gid, true); + }, + fchown(fd, uid, gid) { + var stream = FS.getStreamChecked(fd); + FS.chown(stream.node, uid, gid); + }, + truncate(path, len) { + if (len < 0) { + throw new FS.ErrnoError(28); + } + var node; + if (typeof path == 'string') { + var lookup = FS.lookupPath(path, { + follow: true, + }); + node = lookup.node; + } else { + node = path; + } + if (!node.node_ops.setattr) { + throw new FS.ErrnoError(63); + } + if (FS.isDir(node.mode)) { + throw new FS.ErrnoError(31); + } + if (!FS.isFile(node.mode)) { + throw new FS.ErrnoError(28); + } + var errCode = FS.nodePermissions(node, 'w'); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + node.node_ops.setattr(node, { + size: len, + timestamp: Date.now(), + }); + }, + ftruncate(fd, len) { + var stream = FS.getStreamChecked(fd); + if ((stream.flags & 2097155) === 0) { + throw new FS.ErrnoError(28); + } + FS.truncate(stream.node, len); + }, + utime(path, atime, mtime) { + var lookup = FS.lookupPath(path, { + follow: true, + }); + var node = lookup.node; + node.node_ops.setattr(node, { + atime, + mtime, + }); + }, + open(path, flags, mode = 438) { + if (path === '') { + throw new FS.ErrnoError(44); + } + flags = + typeof flags == 'string' ? FS_modeStringToFlags(flags) : flags; + if (flags & 64) { + mode = (mode & 4095) | 32768; + } else { + mode = 0; + } + var node; + if (typeof path == 'object') { + node = path; + } else { + // noent_okay makes it so that if the final component of the path + // doesn't exist, lookupPath returns `node: undefined`. `path` will be + // updated to point to the target of all symlinks. + var lookup = FS.lookupPath(path, { + follow: !(flags & 131072), + noent_okay: true, + }); + node = lookup.node; + path = lookup.path; + } + // perhaps we need to create the node + var created = false; + if (flags & 64) { + if (node) { + // if O_CREAT and O_EXCL are set, error out if the node already exists + if (flags & 128) { + throw new FS.ErrnoError(20); + } + } else { + // node doesn't exist, try to create it + node = FS.mknod(path, mode, 0); + created = true; + } + } + if (!node) { + throw new FS.ErrnoError(44); + } + // can't truncate a device + if (FS.isChrdev(node.mode)) { + flags &= ~512; + } + // if asked only for a directory, then this must be one + if (flags & 65536 && !FS.isDir(node.mode)) { + throw new FS.ErrnoError(54); + } + // check permissions, if this is not a file we just created now (it is ok to + // create and write to a file with read-only permissions; it is read-only + // for later use) + if (!created) { + var errCode = FS.mayOpen(node, flags); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + } + // do truncation if necessary + if (flags & 512 && !created) { + FS.truncate(node, 0); + } + // we've already handled these, don't pass down to the underlying vfs + flags &= ~(128 | 512 | 131072); + // register the stream with the filesystem + var stream = FS.createStream({ + node, + path: FS.getPath(node), + // we want the absolute path to the node + flags, + seekable: true, + position: 0, + stream_ops: node.stream_ops, + // used by the file family libc calls (fopen, fwrite, ferror, etc.) + ungotten: [], + error: false, + }); + // call the new stream's open function + if (stream.stream_ops.open) { + stream.stream_ops.open(stream); + } + if (Module['logReadFiles'] && !(flags & 1)) { + if (!(path in FS.readFiles)) { + FS.readFiles[path] = 1; + } + } + return stream; + }, + close(stream) { + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if (stream.getdents) stream.getdents = null; + // free readdir state + try { + if (stream.stream_ops.close) { + stream.stream_ops.close(stream); + } + } catch (e) { + throw e; + } finally { + FS.closeStream(stream.fd); + } + stream.fd = null; + }, + isClosed(stream) { + return stream.fd === null; + }, + llseek(stream, offset, whence) { + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if (!stream.seekable || !stream.stream_ops.llseek) { + throw new FS.ErrnoError(70); + } + if (whence != 0 && whence != 1 && whence != 2) { + throw new FS.ErrnoError(28); + } + stream.position = stream.stream_ops.llseek(stream, offset, whence); + stream.ungotten = []; + return stream.position; + }, + read(stream, buffer, offset, length, position) { + if (length < 0 || position < 0) { + throw new FS.ErrnoError(28); + } + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if ((stream.flags & 2097155) === 1) { + throw new FS.ErrnoError(8); + } + if (FS.isDir(stream.node.mode)) { + throw new FS.ErrnoError(31); + } + if (!stream.stream_ops.read) { + throw new FS.ErrnoError(28); + } + var seeking = typeof position != 'undefined'; + if (!seeking) { + position = stream.position; + } else if (!stream.seekable) { + throw new FS.ErrnoError(70); + } + var bytesRead = stream.stream_ops.read( + stream, + buffer, + offset, + length, + position + ); + if (!seeking) stream.position += bytesRead; + return bytesRead; + }, + write(stream, buffer, offset, length, position, canOwn) { + if (length < 0 || position < 0) { + throw new FS.ErrnoError(28); + } + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if ((stream.flags & 2097155) === 0) { + throw new FS.ErrnoError(8); + } + if (FS.isDir(stream.node.mode)) { + throw new FS.ErrnoError(31); + } + if (!stream.stream_ops.write) { + throw new FS.ErrnoError(28); + } + if (stream.seekable && stream.flags & 1024) { + // seek to the end before writing in append mode + FS.llseek(stream, 0, 2); + } + var seeking = typeof position != 'undefined'; + if (!seeking) { + position = stream.position; + } else if (!stream.seekable) { + throw new FS.ErrnoError(70); + } + var bytesWritten = stream.stream_ops.write( + stream, + buffer, + offset, + length, + position, + canOwn + ); + if (!seeking) stream.position += bytesWritten; + return bytesWritten; + }, + allocate(stream, offset, length) { + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if (offset < 0 || length <= 0) { + throw new FS.ErrnoError(28); + } + if ((stream.flags & 2097155) === 0) { + throw new FS.ErrnoError(8); + } + if (!FS.isFile(stream.node.mode) && !FS.isDir(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + if (!stream.stream_ops.allocate) { + throw new FS.ErrnoError(138); + } + stream.stream_ops.allocate(stream, offset, length); + }, + mmap(stream, length, position, prot, flags) { + // User requests writing to file (prot & PROT_WRITE != 0). + // Checking if we have permissions to write to the file unless + // MAP_PRIVATE flag is set. According to POSIX spec it is possible + // to write to file opened in read-only mode with MAP_PRIVATE flag, + // as all modifications will be visible only in the memory of + // the current process. + if ( + (prot & 2) !== 0 && + (flags & 2) === 0 && + (stream.flags & 2097155) !== 2 + ) { + throw new FS.ErrnoError(2); + } + if ((stream.flags & 2097155) === 1) { + throw new FS.ErrnoError(2); + } + if (!stream.stream_ops.mmap) { + throw new FS.ErrnoError(43); + } + if (!length) { + throw new FS.ErrnoError(28); + } + return stream.stream_ops.mmap( + stream, + length, + position, + prot, + flags + ); + }, + msync(stream, buffer, offset, length, mmapFlags) { + if (!stream.stream_ops.msync) { + return 0; + } + return stream.stream_ops.msync( + stream, + buffer, + offset, + length, + mmapFlags + ); + }, + ioctl(stream, cmd, arg) { + if (!stream.stream_ops.ioctl) { + throw new FS.ErrnoError(59); + } + return stream.stream_ops.ioctl(stream, cmd, arg); + }, + readFile(path, opts = {}) { + opts.flags = opts.flags || 0; + opts.encoding = opts.encoding || 'binary'; + if (opts.encoding !== 'utf8' && opts.encoding !== 'binary') { + throw new Error(`Invalid encoding type "${opts.encoding}"`); + } + var ret; + var stream = FS.open(path, opts.flags); + var stat = FS.stat(path); + var length = stat.size; + var buf = new Uint8Array(length); + FS.read(stream, buf, 0, length, 0); + if (opts.encoding === 'utf8') { + ret = UTF8ArrayToString(buf); + } else if (opts.encoding === 'binary') { + ret = buf; + } + FS.close(stream); + return ret; + }, + writeFile(path, data, opts = {}) { + opts.flags = opts.flags || 577; + var stream = FS.open(path, opts.flags, opts.mode); + if (typeof data == 'string') { + var buf = new Uint8Array(lengthBytesUTF8(data) + 1); + var actualNumBytes = stringToUTF8Array( + data, + buf, + 0, + buf.length + ); + FS.write( + stream, + buf, + 0, + actualNumBytes, + undefined, + opts.canOwn + ); + } else if (ArrayBuffer.isView(data)) { + FS.write( + stream, + data, + 0, + data.byteLength, + undefined, + opts.canOwn + ); + } else { + throw new Error('Unsupported data type'); + } + FS.close(stream); + }, + cwd: () => FS.currentPath, + chdir(path) { + var lookup = FS.lookupPath(path, { + follow: true, + }); + if (lookup.node === null) { + throw new FS.ErrnoError(44); + } + if (!FS.isDir(lookup.node.mode)) { + throw new FS.ErrnoError(54); + } + var errCode = FS.nodePermissions(lookup.node, 'x'); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + FS.currentPath = lookup.path; + }, + createDefaultDirectories() { + FS.mkdir('/tmp'); + FS.mkdir('/home'); + FS.mkdir('/home/web_user'); + }, + createDefaultDevices() { + // create /dev + FS.mkdir('/dev'); + // setup /dev/null + FS.registerDevice(FS.makedev(1, 3), { + read: () => 0, + write: (stream, buffer, offset, length, pos) => length, + llseek: () => 0, + }); + FS.mkdev('/dev/null', FS.makedev(1, 3)); + // setup /dev/tty and /dev/tty1 + // stderr needs to print output using err() rather than out() + // so we register a second tty just for it. + TTY.register(FS.makedev(5, 0), TTY.default_tty_ops); + TTY.register(FS.makedev(6, 0), TTY.default_tty1_ops); + FS.mkdev('/dev/tty', FS.makedev(5, 0)); + FS.mkdev('/dev/tty1', FS.makedev(6, 0)); + // setup /dev/[u]random + // use a buffer to avoid overhead of individual crypto calls per byte + var randomBuffer = new Uint8Array(1024), + randomLeft = 0; + var randomByte = () => { + if (randomLeft === 0) { + randomLeft = randomFill(randomBuffer).byteLength; + } + return randomBuffer[--randomLeft]; + }; + FS.createDevice('/dev', 'random', randomByte); + FS.createDevice('/dev', 'urandom', randomByte); + // we're not going to emulate the actual shm device, + // just create the tmp dirs that reside in it commonly + FS.mkdir('/dev/shm'); + FS.mkdir('/dev/shm/tmp'); + }, + createSpecialDirectories() { + // create /proc/self/fd which allows /proc/self/fd/6 => readlink gives the + // name of the stream for fd 6 (see test_unistd_ttyname) + FS.mkdir('/proc'); + var proc_self = FS.mkdir('/proc/self'); + FS.mkdir('/proc/self/fd'); + FS.mount( + { + mount() { + var node = FS.createNode(proc_self, 'fd', 16895, 73); + node.stream_ops = { + llseek: MEMFS.stream_ops.llseek, + }; + node.node_ops = { + lookup(parent, name) { + var fd = +name; + var stream = FS.getStreamChecked(fd); + var ret = { + parent: null, + mount: { + mountpoint: 'fake', + }, + node_ops: { + readlink: () => stream.path, + }, + id: fd + 1, + }; + ret.parent = ret; + // make it look like a simple root node + return ret; + }, + readdir() { + return Array.from(FS.streams.entries()) + .filter(([k, v]) => v) + .map(([k, v]) => k.toString()); + }, + }; + return node; + }, + }, + {}, + '/proc/self/fd' + ); + }, + createStandardStreams(input, output, error) { + // TODO deprecate the old functionality of a single + // input / output callback and that utilizes FS.createDevice + // and instead require a unique set of stream ops + // by default, we symlink the standard streams to the + // default tty devices. however, if the standard streams + // have been overwritten we create a unique device for + // them instead. + if (input) { + FS.createDevice('/dev', 'stdin', input); + } else { + FS.symlink('/dev/tty', '/dev/stdin'); + } + if (output) { + FS.createDevice('/dev', 'stdout', null, output); + } else { + FS.symlink('/dev/tty', '/dev/stdout'); + } + if (error) { + FS.createDevice('/dev', 'stderr', null, error); + } else { + FS.symlink('/dev/tty1', '/dev/stderr'); + } + // open default streams for the stdin, stdout and stderr devices + var stdin = FS.open('/dev/stdin', 0); + var stdout = FS.open('/dev/stdout', 1); + var stderr = FS.open('/dev/stderr', 1); + }, + staticInit() { + FS.nameTable = new Array(4096); + FS.mount(MEMFS, {}, '/'); + FS.createDefaultDirectories(); + FS.createDefaultDevices(); + FS.createSpecialDirectories(); + FS.filesystems = { + MEMFS: MEMFS, + NODEFS: NODEFS, + PROXYFS: PROXYFS, + }; + }, + init(input, output, error) { + FS.initialized = true; + // Allow Module.stdin etc. to provide defaults, if none explicitly passed to us here + input ??= Module['stdin']; + output ??= Module['stdout']; + error ??= Module['stderr']; + FS.createStandardStreams(input, output, error); + }, + quit() { + FS.initialized = false; + // force-flush all streams, so we get musl std streams printed out + _fflush(0); + // close all of our streams + for (var i = 0; i < FS.streams.length; i++) { + var stream = FS.streams[i]; + if (!stream) { + continue; + } + FS.close(stream); + } + }, + findObject(path, dontResolveLastLink) { + var ret = FS.analyzePath(path, dontResolveLastLink); + if (!ret.exists) { + return null; + } + return ret.object; + }, + analyzePath(path, dontResolveLastLink) { + // operate from within the context of the symlink's target + try { + var lookup = FS.lookupPath(path, { + follow: !dontResolveLastLink, + }); + path = lookup.path; + } catch (e) {} + var ret = { + isRoot: false, + exists: false, + error: 0, + name: null, + path: null, + object: null, + parentExists: false, + parentPath: null, + parentObject: null, + }; + try { + var lookup = FS.lookupPath(path, { + parent: true, + }); + ret.parentExists = true; + ret.parentPath = lookup.path; + ret.parentObject = lookup.node; + ret.name = PATH.basename(path); + lookup = FS.lookupPath(path, { + follow: !dontResolveLastLink, + }); + ret.exists = true; + ret.path = lookup.path; + ret.object = lookup.node; + ret.name = lookup.node.name; + ret.isRoot = lookup.path === '/'; + } catch (e) { + ret.error = e.errno; + } + return ret; + }, + createPath(parent, path, canRead, canWrite) { + parent = typeof parent == 'string' ? parent : FS.getPath(parent); + var parts = path.split('/').reverse(); + while (parts.length) { + var part = parts.pop(); + if (!part) continue; + var current = PATH.join2(parent, part); + try { + FS.mkdir(current); + } catch (e) {} + // ignore EEXIST + parent = current; + } + return current; + }, + createFile(parent, name, properties, canRead, canWrite) { + var path = PATH.join2( + typeof parent == 'string' ? parent : FS.getPath(parent), + name + ); + var mode = FS_getMode(canRead, canWrite); + return FS.create(path, mode); + }, + createDataFile(parent, name, data, canRead, canWrite, canOwn) { + var path = name; + if (parent) { + parent = + typeof parent == 'string' ? parent : FS.getPath(parent); + path = name ? PATH.join2(parent, name) : parent; + } + var mode = FS_getMode(canRead, canWrite); + var node = FS.create(path, mode); + if (data) { + if (typeof data == 'string') { + var arr = new Array(data.length); + for (var i = 0, len = data.length; i < len; ++i) + arr[i] = data.charCodeAt(i); + data = arr; + } + // make sure we can write to the file + FS.chmod(node, mode | 146); + var stream = FS.open(node, 577); + FS.write(stream, data, 0, data.length, 0, canOwn); + FS.close(stream); + FS.chmod(node, mode); + } + }, + createDevice(parent, name, input, output) { + var path = PATH.join2( + typeof parent == 'string' ? parent : FS.getPath(parent), + name + ); + var mode = FS_getMode(!!input, !!output); + FS.createDevice.major ??= 64; + var dev = FS.makedev(FS.createDevice.major++, 0); + // Create a fake device that a set of stream ops to emulate + // the old behavior. + FS.registerDevice(dev, { + open(stream) { + stream.seekable = false; + }, + close(stream) { + // flush any pending line data + if (output?.buffer?.length) { + output(10); + } + }, + read(stream, buffer, offset, length, pos) { + /* ignored */ var bytesRead = 0; + for (var i = 0; i < length; i++) { + var result; + try { + result = input(); + } catch (e) { + throw new FS.ErrnoError(29); + } + if (result === undefined && bytesRead === 0) { + throw new FS.ErrnoError(6); + } + if (result === null || result === undefined) break; + bytesRead++; + buffer[offset + i] = result; + } + if (bytesRead) { + stream.node.atime = Date.now(); + } + return bytesRead; + }, + write(stream, buffer, offset, length, pos) { + for (var i = 0; i < length; i++) { + try { + output(buffer[offset + i]); + } catch (e) { + throw new FS.ErrnoError(29); + } + } + if (length) { + stream.node.mtime = stream.node.ctime = Date.now(); + } + return i; + }, + }); + return FS.mkdev(path, mode, dev); + }, + forceLoadFile(obj) { + if (obj.isDevice || obj.isFolder || obj.link || obj.contents) + return true; + if (typeof XMLHttpRequest != 'undefined') { + throw new Error( + 'Lazy loading should have been performed (contents set) in createLazyFile, but it was not. Lazy loading only works in web workers. Use --embed-file or --preload-file in emcc on the main thread.' + ); + } else { + // Command-line. + try { + obj.contents = readBinary(obj.url); + obj.usedBytes = obj.contents.length; + } catch (e) { + throw new FS.ErrnoError(29); + } + } + }, + createLazyFile(parent, name, url, canRead, canWrite) { + // Lazy chunked Uint8Array (implements get and length from Uint8Array). + // Actual getting is abstracted away for eventual reuse. + class LazyUint8Array { + lengthKnown = false; + chunks = []; + // Loaded chunks. Index is the chunk number + get(idx) { + if (idx > this.length - 1 || idx < 0) { + return undefined; + } + var chunkOffset = idx % this.chunkSize; + var chunkNum = (idx / this.chunkSize) | 0; + return this.getter(chunkNum)[chunkOffset]; + } + setDataGetter(getter) { + this.getter = getter; + } + cacheLength() { + // Find length + var xhr = new XMLHttpRequest(); + xhr.open('HEAD', url, false); + xhr.send(null); + if ( + !( + (xhr.status >= 200 && xhr.status < 300) || + xhr.status === 304 + ) + ) + throw new Error( + "Couldn't load " + url + '. Status: ' + xhr.status + ); + var datalength = Number( + xhr.getResponseHeader('Content-length') + ); + var header; + var hasByteServing = + (header = xhr.getResponseHeader('Accept-Ranges')) && + header === 'bytes'; + var usesGzip = + (header = xhr.getResponseHeader('Content-Encoding')) && + header === 'gzip'; + var chunkSize = 1024 * 1024; + // Chunk size in bytes + if (!hasByteServing) chunkSize = datalength; + // Function to get a range from the remote URL. + var doXHR = (from, to) => { + if (from > to) + throw new Error( + 'invalid range (' + + from + + ', ' + + to + + ') or no bytes requested!' + ); + if (to > datalength - 1) + throw new Error( + 'only ' + + datalength + + ' bytes available! programmer error!' + ); + // TODO: Use mozResponseArrayBuffer, responseStream, etc. if available. + var xhr = new XMLHttpRequest(); + xhr.open('GET', url, false); + if (datalength !== chunkSize) + xhr.setRequestHeader( + 'Range', + 'bytes=' + from + '-' + to + ); + // Some hints to the browser that we want binary data. + xhr.responseType = 'arraybuffer'; + if (xhr.overrideMimeType) { + xhr.overrideMimeType( + 'text/plain; charset=x-user-defined' + ); + } + xhr.send(null); + if ( + !( + (xhr.status >= 200 && xhr.status < 300) || + xhr.status === 304 + ) + ) + throw new Error( + "Couldn't load " + + url + + '. Status: ' + + xhr.status + ); + if (xhr.response !== undefined) { + return new Uint8Array( + /** @type{Array} */ (xhr.response || []) + ); + } + return intArrayFromString(xhr.responseText || '', true); + }; + var lazyArray = this; + lazyArray.setDataGetter((chunkNum) => { + var start = chunkNum * chunkSize; + var end = (chunkNum + 1) * chunkSize - 1; + // including this byte + end = Math.min(end, datalength - 1); + // if datalength-1 is selected, this is the last block + if (typeof lazyArray.chunks[chunkNum] == 'undefined') { + lazyArray.chunks[chunkNum] = doXHR(start, end); + } + if (typeof lazyArray.chunks[chunkNum] == 'undefined') + throw new Error('doXHR failed!'); + return lazyArray.chunks[chunkNum]; + }); + if (usesGzip || !datalength) { + // if the server uses gzip or doesn't supply the length, we have to download the whole file to get the (uncompressed) length + chunkSize = datalength = 1; + // this will force getter(0)/doXHR do download the whole file + datalength = this.getter(0).length; + chunkSize = datalength; + out( + 'LazyFiles on gzip forces download of the whole file when length is accessed' + ); + } + this._length = datalength; + this._chunkSize = chunkSize; + this.lengthKnown = true; + } + get length() { + if (!this.lengthKnown) { + this.cacheLength(); + } + return this._length; + } + get chunkSize() { + if (!this.lengthKnown) { + this.cacheLength(); + } + return this._chunkSize; + } + } + if (typeof XMLHttpRequest != 'undefined') { + if (!ENVIRONMENT_IS_WORKER) + throw 'Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc'; + var lazyArray = new LazyUint8Array(); + var properties = { + isDevice: false, + contents: lazyArray, + }; + } else { + var properties = { + isDevice: false, + url, + }; + } + var node = FS.createFile( + parent, + name, + properties, + canRead, + canWrite + ); + // This is a total hack, but I want to get this lazy file code out of the + // core of MEMFS. If we want to keep this lazy file concept I feel it should + // be its own thin LAZYFS proxying calls to MEMFS. + if (properties.contents) { + node.contents = properties.contents; + } else if (properties.url) { + node.contents = null; + node.url = properties.url; + } + // Add a function that defers querying the file size until it is asked the first time. + Object.defineProperties(node, { + usedBytes: { + get: function () { + return this.contents.length; + }, + }, + }); + // override each stream op with one that tries to force load the lazy file first + var stream_ops = {}; + var keys = Object.keys(node.stream_ops); + keys.forEach((key) => { + var fn = node.stream_ops[key]; + stream_ops[key] = (...args) => { + FS.forceLoadFile(node); + return fn(...args); + }; + }); + function writeChunks(stream, buffer, offset, length, position) { + var contents = stream.node.contents; + if (position >= contents.length) return 0; + var size = Math.min(contents.length - position, length); + if (contents.slice) { + // normal array + for (var i = 0; i < size; i++) { + buffer[offset + i] = contents[position + i]; + } + } else { + for (var i = 0; i < size; i++) { + // LazyUint8Array from sync binary XHR + buffer[offset + i] = contents.get(position + i); + } + } + return size; + } + // use a custom read function + stream_ops.read = (stream, buffer, offset, length, position) => { + FS.forceLoadFile(node); + return writeChunks(stream, buffer, offset, length, position); + }; + // use a custom mmap function + stream_ops.mmap = (stream, length, position, prot, flags) => { + FS.forceLoadFile(node); + var ptr = mmapAlloc(length); + if (!ptr) { + throw new FS.ErrnoError(48); + } + writeChunks(stream, HEAP8, ptr, length, position); + return { + ptr, + allocated: true, + }; + }; + node.stream_ops = stream_ops; + return node; + }, + }; + + Module['FS'] = FS; + + var SOCKFS = { + websocketArgs: {}, + callbacks: {}, + on(event, callback) { + SOCKFS.callbacks[event] = callback; + }, + emit(event, param) { + SOCKFS.callbacks[event]?.(param); + }, + mount(mount) { + // The incomming Module['websocket'] can be used for configuring + // configuring subprotocol/url, etc + SOCKFS.websocketArgs = Module['websocket'] || {}; + // Add the Event registration mechanism to the exported websocket configuration + // object so we can register network callbacks from native JavaScript too. + // For more documentation see system/include/emscripten/emscripten.h + (Module['websocket'] ??= {})['on'] = SOCKFS.on; + return FS.createNode(null, '/', 16895, 0); + }, + createSocket(family, type, protocol) { + type &= ~526336; + // Some applications may pass it; it makes no sense for a single process. + var streaming = type == 1; + if (streaming && protocol && protocol != 6) { + throw new FS.ErrnoError(66); + } + // create our internal socket structure + var sock = { + family, + type, + protocol, + server: null, + error: null, + // Used in getsockopt for SOL_SOCKET/SO_ERROR test + peers: {}, + pending: [], + recv_queue: [], + sock_ops: SOCKFS.websocket_sock_ops, + }; + // create the filesystem node to store the socket structure + var name = SOCKFS.nextname(); + var node = FS.createNode(SOCKFS.root, name, 49152, 0); + node.sock = sock; + // and the wrapping stream that enables library functions such + // as read and write to indirectly interact with the socket + var stream = FS.createStream({ + path: name, + node, + flags: 2, + seekable: false, + stream_ops: SOCKFS.stream_ops, + }); + // map the new stream to the socket structure (sockets have a 1:1 + // relationship with a stream) + sock.stream = stream; + return sock; + }, + getSocket(fd) { + var stream = FS.getStream(fd); + if (!stream || !FS.isSocket(stream.node.mode)) { + return null; + } + return stream.node.sock; + }, + stream_ops: { + poll(stream) { + var sock = stream.node.sock; + return sock.sock_ops.poll(sock); + }, + ioctl(stream, request, varargs) { + var sock = stream.node.sock; + return sock.sock_ops.ioctl(sock, request, varargs); + }, + read(stream, buffer, offset, length, position) { + /* ignored */ var sock = stream.node.sock; + var msg = sock.sock_ops.recvmsg(sock, length); + if (!msg) { + // socket is closed + return 0; + } + buffer.set(msg.buffer, offset); + return msg.buffer.length; + }, + write(stream, buffer, offset, length, position) { + /* ignored */ var sock = stream.node.sock; + return sock.sock_ops.sendmsg(sock, buffer, offset, length); + }, + close(stream) { + var sock = stream.node.sock; + sock.sock_ops.close(sock); + }, + }, + nextname() { + if (!SOCKFS.nextname.current) { + SOCKFS.nextname.current = 0; + } + return `socket[${SOCKFS.nextname.current++}]`; + }, + websocket_sock_ops: { + createPeer(sock, addr, port) { + var ws; + if (typeof addr == 'object') { + ws = addr; + addr = null; + port = null; + } + if (ws) { + // for sockets that've already connected (e.g. we're the server) + // we can inspect the _socket property for the address + if (ws._socket) { + addr = ws._socket.remoteAddress; + port = ws._socket.remotePort; + } // if we're just now initializing a connection to the remote, + // inspect the url property + else { + var result = /ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url); + if (!result) { + throw new Error( + 'WebSocket URL must be in the format ws(s)://address:port' + ); + } + addr = result[1]; + port = parseInt(result[2], 10); + } + } else { + // create the actual websocket object and connect + try { + // The default value is 'ws://' the replace is needed because the compiler replaces '//' comments with '#' + // comments without checking context, so we'd end up with ws:#, the replace swaps the '#' for '//' again. + var url = 'ws:#'.replace('#', '//'); + // Make the WebSocket subprotocol (Sec-WebSocket-Protocol) default to binary if no configuration is set. + var subProtocols = 'binary'; + // The default value is 'binary' + // The default WebSocket options + var opts = undefined; + // Fetch runtime WebSocket URL config. + if ('function' === typeof SOCKFS.websocketArgs['url']) { + url = SOCKFS.websocketArgs['url'](...arguments); + } else if ( + 'string' === typeof SOCKFS.websocketArgs['url'] + ) { + url = SOCKFS.websocketArgs['url']; + } + // Fetch runtime WebSocket subprotocol config. + if (SOCKFS.websocketArgs['subprotocol']) { + subProtocols = SOCKFS.websocketArgs['subprotocol']; + } else if ( + SOCKFS.websocketArgs['subprotocol'] === null + ) { + subProtocols = 'null'; + } + if (url === 'ws://' || url === 'wss://') { + // Is the supplied URL config just a prefix, if so complete it. + var parts = addr.split('/'); + url = + url + + parts[0] + + ':' + + port + + '/' + + parts.slice(1).join('/'); + } + if (subProtocols !== 'null') { + // The regex trims the string (removes spaces at the beginning and end, then splits the string by + // , into an Array. Whitespace removal is important for Websockify and ws. + subProtocols = subProtocols + .replace(/^ +| +$/g, '') + .split(/ *, */); + opts = subProtocols; + } + // If node we use the ws library. + var WebSocketConstructor; + if (ENVIRONMENT_IS_NODE) { + WebSocketConstructor = + /** @type{(typeof WebSocket)} */ ( + require('ws') + ); + } else { + WebSocketConstructor = WebSocket; + } + if (Module['websocket']['decorator']) { + WebSocketConstructor = + Module['websocket']['decorator']( + WebSocketConstructor + ); + } + ws = new WebSocketConstructor(url, opts); + ws.binaryType = 'arraybuffer'; + } catch (e) { + throw new FS.ErrnoError(23); + } + } + var peer = { + addr, + port, + socket: ws, + msg_send_queue: [], + }; + SOCKFS.websocket_sock_ops.addPeer(sock, peer); + SOCKFS.websocket_sock_ops.handlePeerEvents(sock, peer); + // if this is a bound dgram socket, send the port number first to allow + // us to override the ephemeral port reported to us by remotePort on the + // remote end. + if (sock.type === 2 && typeof sock.sport != 'undefined') { + peer.msg_send_queue.push( + new Uint8Array([ + 255, + 255, + 255, + 255, + 'p'.charCodeAt(0), + 'o'.charCodeAt(0), + 'r'.charCodeAt(0), + 't'.charCodeAt(0), + (sock.sport & 65280) >> 8, + sock.sport & 255, + ]) + ); + } + return peer; + }, + getPeer(sock, addr, port) { + return sock.peers[addr + ':' + port]; + }, + addPeer(sock, peer) { + sock.peers[peer.addr + ':' + peer.port] = peer; + }, + removePeer(sock, peer) { + delete sock.peers[peer.addr + ':' + peer.port]; + }, + handlePeerEvents(sock, peer) { + var first = true; + var handleOpen = function () { + sock.connecting = false; + SOCKFS.emit('open', sock.stream.fd); + try { + var queued = peer.msg_send_queue.shift(); + while (queued) { + peer.socket.send(queued); + queued = peer.msg_send_queue.shift(); + } + } catch (e) { + // not much we can do here in the way of proper error handling as we've already + // lied and said this data was sent. shut it down. + peer.socket.close(); + } + }; + function handleMessage(data) { + if (typeof data == 'string') { + var encoder = new TextEncoder(); + // should be utf-8 + data = encoder.encode(data); + } // make a typed array from the string + else { + assert(data.byteLength !== undefined); + // must receive an ArrayBuffer + if (data.byteLength == 0) { + // An empty ArrayBuffer will emit a pseudo disconnect event + // as recv/recvmsg will return zero which indicates that a socket + // has performed a shutdown although the connection has not been disconnected yet. + return; + } + data = new Uint8Array(data); + } + // if this is the port message, override the peer's port with it + var wasfirst = first; + first = false; + if ( + wasfirst && + data.length === 10 && + data[0] === 255 && + data[1] === 255 && + data[2] === 255 && + data[3] === 255 && + data[4] === 'p'.charCodeAt(0) && + data[5] === 'o'.charCodeAt(0) && + data[6] === 'r'.charCodeAt(0) && + data[7] === 't'.charCodeAt(0) + ) { + // update the peer's port and it's key in the peer map + var newport = (data[8] << 8) | data[9]; + SOCKFS.websocket_sock_ops.removePeer(sock, peer); + peer.port = newport; + SOCKFS.websocket_sock_ops.addPeer(sock, peer); + return; + } + sock.recv_queue.push({ + addr: peer.addr, + port: peer.port, + data, + }); + SOCKFS.emit('message', sock.stream.fd); + } + if (ENVIRONMENT_IS_NODE) { + peer.socket.on('open', handleOpen); + peer.socket.on('message', function (data, isBinary) { + if (!isBinary) { + return; + } + handleMessage(new Uint8Array(data).buffer); + }); + // copy from node Buffer -> ArrayBuffer + peer.socket.on('close', function () { + SOCKFS.emit('close', sock.stream.fd); + }); + peer.socket.on('error', function (error) { + // Although the ws library may pass errors that may be more descriptive than + // ECONNREFUSED they are not necessarily the expected error code e.g. + // ENOTFOUND on getaddrinfo seems to be node.js specific, so using ECONNREFUSED + // is still probably the most useful thing to do. + sock.error = 14; + // Used in getsockopt for SOL_SOCKET/SO_ERROR test. + SOCKFS.emit('error', [ + sock.stream.fd, + sock.error, + 'ECONNREFUSED: Connection refused', + ]); + }); + } else { + peer.socket.onopen = handleOpen; + peer.socket.onclose = function () { + SOCKFS.emit('close', sock.stream.fd); + }; + peer.socket.onmessage = function peer_socket_onmessage( + event + ) { + handleMessage(event.data); + }; + peer.socket.onerror = function (error) { + // The WebSocket spec only allows a 'simple event' to be thrown on error, + // so we only really know as much as ECONNREFUSED. + sock.error = 14; + // Used in getsockopt for SOL_SOCKET/SO_ERROR test. + SOCKFS.emit('error', [ + sock.stream.fd, + sock.error, + 'ECONNREFUSED: Connection refused', + ]); + }; + } + }, + poll(sock) { + if (sock.type === 1 && sock.server) { + // listen sockets should only say they're available for reading + // if there are pending clients. + return sock.pending.length ? 64 | 1 : 0; + } + var mask = 0; + var dest = + sock.type === 1 // we only care about the socket state for connection-based sockets + ? SOCKFS.websocket_sock_ops.getPeer( + sock, + sock.daddr, + sock.dport + ) + : null; + if ( + sock.recv_queue.length || + !dest || // connection-less sockets are always ready to read + (dest && dest.socket.readyState === dest.socket.CLOSING) || + (dest && dest.socket.readyState === dest.socket.CLOSED) + ) { + // let recv return 0 once closed + mask |= 64 | 1; + } + if ( + !dest || // connection-less sockets are always ready to write + (dest && dest.socket.readyState === dest.socket.OPEN) + ) { + mask |= 4; + } + if ( + (dest && dest.socket.readyState === dest.socket.CLOSING) || + (dest && dest.socket.readyState === dest.socket.CLOSED) + ) { + // When an non-blocking connect fails mark the socket as writable. + // Its up to the calling code to then use getsockopt with SO_ERROR to + // retrieve the error. + // See https://man7.org/linux/man-pages/man2/connect.2.html + if (sock.connecting) { + mask |= 4; + } else { + mask |= 16; + } + } + return mask; + }, + ioctl(sock, request, arg) { + switch (request) { + case 21531: + var bytes = 0; + if (sock.recv_queue.length) { + bytes = sock.recv_queue[0].data.length; + } + HEAP32[arg >> 2] = bytes; + return 0; + + default: + return 28; + } + }, + close(sock) { + // if we've spawned a listen server, close it + if (sock.server) { + try { + sock.server.close(); + } catch (e) {} + sock.server = null; + } + // close any peer connections + var peers = Object.keys(sock.peers); + for (var i = 0; i < peers.length; i++) { + var peer = sock.peers[peers[i]]; + try { + peer.socket.close(); + } catch (e) {} + SOCKFS.websocket_sock_ops.removePeer(sock, peer); + } + return 0; + }, + bind(sock, addr, port) { + if ( + typeof sock.saddr != 'undefined' || + typeof sock.sport != 'undefined' + ) { + throw new FS.ErrnoError(28); + } + // already bound + sock.saddr = addr; + sock.sport = port; + // in order to emulate dgram sockets, we need to launch a listen server when + // binding on a connection-less socket + // note: this is only required on the server side + if (sock.type === 2) { + // close the existing server if it exists + if (sock.server) { + sock.server.close(); + sock.server = null; + } + // swallow error operation not supported error that occurs when binding in the + // browser where this isn't supported + try { + sock.sock_ops.listen(sock, 0); + } catch (e) { + if (!(e.name === 'ErrnoError')) throw e; + if (e.errno !== 138) throw e; + } + } + }, + connect(sock, addr, port) { + if (sock.server) { + throw new FS.ErrnoError(138); + } + // TODO autobind + // if (!sock.addr && sock.type == 2) { + // } + // early out if we're already connected / in the middle of connecting + if ( + typeof sock.daddr != 'undefined' && + typeof sock.dport != 'undefined' + ) { + var dest = SOCKFS.websocket_sock_ops.getPeer( + sock, + sock.daddr, + sock.dport + ); + if (dest) { + if (dest.socket.readyState === dest.socket.CONNECTING) { + throw new FS.ErrnoError(7); + } else { + throw new FS.ErrnoError(30); + } + } + } + // add the socket to our peer list and set our + // destination address / port to match + var peer = SOCKFS.websocket_sock_ops.createPeer( + sock, + addr, + port + ); + sock.daddr = peer.addr; + sock.dport = peer.port; + // because we cannot synchronously block to wait for the WebSocket + // connection to complete, we return here pretending that the connection + // was a success. + sock.connecting = true; + }, + listen(sock, backlog) { + if (!ENVIRONMENT_IS_NODE) { + throw new FS.ErrnoError(138); + } + if (sock.server) { + throw new FS.ErrnoError(28); + } + // already listening + var WebSocketServer = require('ws').Server; + var host = sock.saddr; + if (Module['websocket']['serverDecorator']) { + WebSocketServer = + Module['websocket']['serverDecorator'](WebSocketServer); + } + sock.server = new WebSocketServer({ + host, + port: sock.sport, + }); + // TODO support backlog + SOCKFS.emit('listen', sock.stream.fd); + // Send Event with listen fd. + sock.server.on('connection', function (ws) { + if (sock.type === 1) { + var newsock = SOCKFS.createSocket( + sock.family, + sock.type, + sock.protocol + ); + // create a peer on the new socket + var peer = SOCKFS.websocket_sock_ops.createPeer( + newsock, + ws + ); + newsock.daddr = peer.addr; + newsock.dport = peer.port; + // push to queue for accept to pick up + sock.pending.push(newsock); + SOCKFS.emit('connection', newsock.stream.fd); + } else { + // create a peer on the listen socket so calling sendto + // with the listen socket and an address will resolve + // to the correct client + SOCKFS.websocket_sock_ops.createPeer(sock, ws); + SOCKFS.emit('connection', sock.stream.fd); + } + }); + sock.server.on('close', function () { + SOCKFS.emit('close', sock.stream.fd); + sock.server = null; + }); + sock.server.on('error', function (error) { + // Although the ws library may pass errors that may be more descriptive than + // ECONNREFUSED they are not necessarily the expected error code e.g. + // ENOTFOUND on getaddrinfo seems to be node.js specific, so using EHOSTUNREACH + // is still probably the most useful thing to do. This error shouldn't + // occur in a well written app as errors should get trapped in the compiled + // app's own getaddrinfo call. + sock.error = 23; + // Used in getsockopt for SOL_SOCKET/SO_ERROR test. + SOCKFS.emit('error', [ + sock.stream.fd, + sock.error, + 'EHOSTUNREACH: Host is unreachable', + ]); + }); + }, + // don't throw + accept(listensock) { + if (!listensock.server || !listensock.pending.length) { + throw new FS.ErrnoError(28); + } + var newsock = listensock.pending.shift(); + newsock.stream.flags = listensock.stream.flags; + return newsock; + }, + getname(sock, peer) { + var addr, port; + if (peer) { + if (sock.daddr === undefined || sock.dport === undefined) { + throw new FS.ErrnoError(53); + } + addr = sock.daddr; + port = sock.dport; + } else { + // TODO saddr and sport will be set for bind()'d UDP sockets, but what + // should we be returning for TCP sockets that've been connect()'d? + addr = sock.saddr || 0; + port = sock.sport || 0; + } + return { + addr, + port, + }; + }, + sendmsg(sock, buffer, offset, length, addr, port) { + if (sock.type === 2) { + // connection-less sockets will honor the message address, + // and otherwise fall back to the bound destination address + if (addr === undefined || port === undefined) { + addr = sock.daddr; + port = sock.dport; + } + // if there was no address to fall back to, error out + if (addr === undefined || port === undefined) { + throw new FS.ErrnoError(17); + } + } else { + // connection-based sockets will only use the bound + addr = sock.daddr; + port = sock.dport; + } + // find the peer for the destination address + var dest = SOCKFS.websocket_sock_ops.getPeer(sock, addr, port); + // early out if not connected with a connection-based socket + if (sock.type === 1) { + if ( + !dest || + dest.socket.readyState === dest.socket.CLOSING || + dest.socket.readyState === dest.socket.CLOSED + ) { + throw new FS.ErrnoError(53); + } + } + // create a copy of the incoming data to send, as the WebSocket API + // doesn't work entirely with an ArrayBufferView, it'll just send + // the entire underlying buffer + if (ArrayBuffer.isView(buffer)) { + offset += buffer.byteOffset; + buffer = buffer.buffer; + } + var data = buffer.slice(offset, offset + length); + // if we don't have a cached connectionless UDP datagram connection, or + // the TCP socket is still connecting, queue the message to be sent upon + // connect, and lie, saying the data was sent now. + if (!dest || dest.socket.readyState !== dest.socket.OPEN) { + // if we're not connected, open a new connection + if (sock.type === 2) { + if ( + !dest || + dest.socket.readyState === dest.socket.CLOSING || + dest.socket.readyState === dest.socket.CLOSED + ) { + dest = SOCKFS.websocket_sock_ops.createPeer( + sock, + addr, + port + ); + } + } + dest.msg_send_queue.push(data); + return length; + } + try { + // send the actual data + dest.socket.send(data); + return length; + } catch (e) { + throw new FS.ErrnoError(28); + } + }, + recvmsg(sock, length, flags) { + // http://pubs.opengroup.org/onlinepubs/7908799/xns/recvmsg.html + if (sock.type === 1 && sock.server) { + // tcp servers should not be recv()'ing on the listen socket + throw new FS.ErrnoError(53); + } + var queued = sock.recv_queue.shift(); + if (!queued) { + if (sock.type === 1) { + var dest = SOCKFS.websocket_sock_ops.getPeer( + sock, + sock.daddr, + sock.dport + ); + if (!dest) { + // if we have a destination address but are not connected, error out + throw new FS.ErrnoError(53); + } + if ( + dest.socket.readyState === dest.socket.CLOSING || + dest.socket.readyState === dest.socket.CLOSED + ) { + // return null if the socket has closed + return null; + } + // else, our socket is in a valid state but truly has nothing available + throw new FS.ErrnoError(6); + } + throw new FS.ErrnoError(6); + } + // queued.data will be an ArrayBuffer if it's unadulterated, but if it's + // requeued TCP data it'll be an ArrayBufferView + var queuedLength = queued.data.byteLength || queued.data.length; + var queuedOffset = queued.data.byteOffset || 0; + var queuedBuffer = queued.data.buffer || queued.data; + var bytesRead = Math.min(length, queuedLength); + var res = { + buffer: new Uint8Array( + queuedBuffer, + queuedOffset, + bytesRead + ), + addr: queued.addr, + port: queued.port, + }; + // push back any unread data for TCP connections + if (flags & 2) { + bytesRead = 0; + } + if (sock.type === 1 && bytesRead < queuedLength) { + var bytesRemaining = queuedLength - bytesRead; + queued.data = new Uint8Array( + queuedBuffer, + queuedOffset + bytesRead, + bytesRemaining + ); + sock.recv_queue.unshift(queued); + } + return res; + }, + }, + }; + + var getSocketFromFD = (fd) => { + var socket = SOCKFS.getSocket(fd); + if (!socket) throw new FS.ErrnoError(8); + return socket; + }; + + var inetPton4 = (str) => { + var b = str.split('.'); + for (var i = 0; i < 4; i++) { + var tmp = Number(b[i]); + if (isNaN(tmp)) return null; + b[i] = tmp; + } + return (b[0] | (b[1] << 8) | (b[2] << 16) | (b[3] << 24)) >>> 0; + }; + + /** @suppress {checkTypes} */ var jstoi_q = (str) => parseInt(str); + + var inetPton6 = (str) => { + var words; + var w, offset, z; + /* http://home.deds.nl/~aeron/regex/ */ var valid6regx = + /^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i; + var parts = []; + if (!valid6regx.test(str)) { + return null; + } + if (str === '::') { + return [0, 0, 0, 0, 0, 0, 0, 0]; + } + // Z placeholder to keep track of zeros when splitting the string on ":" + if (str.startsWith('::')) { + str = str.replace('::', 'Z:'); + } // leading zeros case + else { + str = str.replace('::', ':Z:'); + } + if (str.indexOf('.') > 0) { + // parse IPv4 embedded stress + str = str.replace(new RegExp('[.]', 'g'), ':'); + words = str.split(':'); + words[words.length - 4] = + jstoi_q(words[words.length - 4]) + + jstoi_q(words[words.length - 3]) * 256; + words[words.length - 3] = + jstoi_q(words[words.length - 2]) + + jstoi_q(words[words.length - 1]) * 256; + words = words.slice(0, words.length - 2); + } else { + words = str.split(':'); + } + offset = 0; + z = 0; + for (w = 0; w < words.length; w++) { + if (typeof words[w] == 'string') { + if (words[w] === 'Z') { + // compressed zeros - write appropriate number of zero words + for (z = 0; z < 8 - words.length + 1; z++) { + parts[w + z] = 0; + } + offset = z - 1; + } else { + // parse hex to field to 16-bit value and write it in network byte-order + parts[w + offset] = _htons(parseInt(words[w], 16)); + } + } else { + // parsed IPv4 words + parts[w + offset] = words[w]; + } + } + return [ + (parts[1] << 16) | parts[0], + (parts[3] << 16) | parts[2], + (parts[5] << 16) | parts[4], + (parts[7] << 16) | parts[6], + ]; + }; + + /** @param {number=} addrlen */ var writeSockaddr = ( + sa, + family, + addr, + port, + addrlen + ) => { + switch (family) { + case 2: + addr = inetPton4(addr); + zeroMemory(sa, 16); + if (addrlen) { + HEAP32[addrlen >> 2] = 16; + } + HEAP16[sa >> 1] = family; + HEAP32[(sa + 4) >> 2] = addr; + HEAP16[(sa + 2) >> 1] = _htons(port); + break; + + case 10: + addr = inetPton6(addr); + zeroMemory(sa, 28); + if (addrlen) { + HEAP32[addrlen >> 2] = 28; + } + HEAP32[sa >> 2] = family; + HEAP32[(sa + 8) >> 2] = addr[0]; + HEAP32[(sa + 12) >> 2] = addr[1]; + HEAP32[(sa + 16) >> 2] = addr[2]; + HEAP32[(sa + 20) >> 2] = addr[3]; + HEAP16[(sa + 2) >> 1] = _htons(port); + break; + + default: + return 5; + } + return 0; + }; + + var DNS = { + address_map: { + id: 1, + addrs: {}, + names: {}, + }, + lookup_name(name) { + // If the name is already a valid ipv4 / ipv6 address, don't generate a fake one. + var res = inetPton4(name); + if (res !== null) { + return name; + } + res = inetPton6(name); + if (res !== null) { + return name; + } + // See if this name is already mapped. + var addr; + if (DNS.address_map.addrs[name]) { + addr = DNS.address_map.addrs[name]; + } else { + var id = DNS.address_map.id++; + assert(id < 65535, 'exceeded max address mappings of 65535'); + addr = '172.29.' + (id & 255) + '.' + (id & 65280); + DNS.address_map.names[addr] = name; + DNS.address_map.addrs[name] = addr; + } + return addr; + }, + lookup_addr(addr) { + if (DNS.address_map.names[addr]) { + return DNS.address_map.names[addr]; + } + return null; + }, + }; + + function ___syscall_accept4(fd, addr, addrlen, flags, d1, d2) { + try { + var sock = getSocketFromFD(fd); + var newsock = sock.sock_ops.accept(sock); + if (addr) { + var errno = writeSockaddr( + addr, + newsock.family, + DNS.lookup_name(newsock.daddr), + newsock.dport, + addrlen + ); + } + return newsock.stream.fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var inetNtop4 = (addr) => + (addr & 255) + + '.' + + ((addr >> 8) & 255) + + '.' + + ((addr >> 16) & 255) + + '.' + + ((addr >> 24) & 255); + + var inetNtop6 = (ints) => { + // ref: http://www.ietf.org/rfc/rfc2373.txt - section 2.5.4 + // Format for IPv4 compatible and mapped 128-bit IPv6 Addresses + // 128-bits are split into eight 16-bit words + // stored in network byte order (big-endian) + // | 80 bits | 16 | 32 bits | + // +-----------------------------------------------------------------+ + // | 10 bytes | 2 | 4 bytes | + // +--------------------------------------+--------------------------+ + // + 5 words | 1 | 2 words | + // +--------------------------------------+--------------------------+ + // |0000..............................0000|0000| IPv4 ADDRESS | (compatible) + // +--------------------------------------+----+---------------------+ + // |0000..............................0000|FFFF| IPv4 ADDRESS | (mapped) + // +--------------------------------------+----+---------------------+ + var str = ''; + var word = 0; + var longest = 0; + var lastzero = 0; + var zstart = 0; + var len = 0; + var i = 0; + var parts = [ + ints[0] & 65535, + ints[0] >> 16, + ints[1] & 65535, + ints[1] >> 16, + ints[2] & 65535, + ints[2] >> 16, + ints[3] & 65535, + ints[3] >> 16, + ]; + // Handle IPv4-compatible, IPv4-mapped, loopback and any/unspecified addresses + var hasipv4 = true; + var v4part = ''; + // check if the 10 high-order bytes are all zeros (first 5 words) + for (i = 0; i < 5; i++) { + if (parts[i] !== 0) { + hasipv4 = false; + break; + } + } + if (hasipv4) { + // low-order 32-bits store an IPv4 address (bytes 13 to 16) (last 2 words) + v4part = inetNtop4(parts[6] | (parts[7] << 16)); + // IPv4-mapped IPv6 address if 16-bit value (bytes 11 and 12) == 0xFFFF (6th word) + if (parts[5] === -1) { + str = '::ffff:'; + str += v4part; + return str; + } + // IPv4-compatible IPv6 address if 16-bit value (bytes 11 and 12) == 0x0000 (6th word) + if (parts[5] === 0) { + str = '::'; + //special case IPv6 addresses + if (v4part === '0.0.0.0') v4part = ''; + // any/unspecified address + if (v4part === '0.0.0.1') v4part = '1'; + // loopback address + str += v4part; + return str; + } + } + // Handle all other IPv6 addresses + // first run to find the longest contiguous zero words + for (word = 0; word < 8; word++) { + if (parts[word] === 0) { + if (word - lastzero > 1) { + len = 0; + } + lastzero = word; + len++; + } + if (len > longest) { + longest = len; + zstart = word - longest + 1; + } + } + for (word = 0; word < 8; word++) { + if (longest > 1) { + // compress contiguous zeros - to produce "::" + if ( + parts[word] === 0 && + word >= zstart && + word < zstart + longest + ) { + if (word === zstart) { + str += ':'; + if (zstart === 0) str += ':'; + } + //leading zeros case + continue; + } + } + // converts 16-bit words from big-endian to little-endian before converting to hex string + str += Number(_ntohs(parts[word] & 65535)).toString(16); + str += word < 7 ? ':' : ''; + } + return str; + }; + + var readSockaddr = (sa, salen) => { + // family / port offsets are common to both sockaddr_in and sockaddr_in6 + var family = HEAP16[sa >> 1]; + var port = _ntohs(HEAPU16[(sa + 2) >> 1]); + var addr; + switch (family) { + case 2: + if (salen !== 16) { + return { + errno: 28, + }; + } + addr = HEAP32[(sa + 4) >> 2]; + addr = inetNtop4(addr); + break; + + case 10: + if (salen !== 28) { + return { + errno: 28, + }; + } + addr = [ + HEAP32[(sa + 8) >> 2], + HEAP32[(sa + 12) >> 2], + HEAP32[(sa + 16) >> 2], + HEAP32[(sa + 20) >> 2], + ]; + addr = inetNtop6(addr); + break; + + default: + return { + errno: 5, + }; + } + return { + family, + addr, + port, + }; + }; + + var getSocketAddress = (addrp, addrlen) => { + var info = readSockaddr(addrp, addrlen); + if (info.errno) throw new FS.ErrnoError(info.errno); + info.addr = DNS.lookup_addr(info.addr) || info.addr; + return info; + }; + + function ___syscall_bind(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + var info = getSocketAddress(addr, addrlen); + sock.sock_ops.bind(sock, info.addr, info.port); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var SYSCALLS = { + DEFAULT_POLLMASK: 5, + calculateAt(dirfd, path, allowEmpty) { + if (PATH.isAbs(path)) { + return path; + } + // relative path + var dir; + if (dirfd === -100) { + dir = FS.cwd(); + } else { + var dirstream = SYSCALLS.getStreamFromFD(dirfd); + dir = dirstream.path; + } + if (path.length == 0) { + if (!allowEmpty) { + throw new FS.ErrnoError(44); + } + return dir; + } + return dir + '/' + path; + }, + doStat(func, path, buf) { + var stat = func(path); + HEAP32[buf >> 2] = stat.dev; + HEAP32[(buf + 4) >> 2] = stat.mode; + HEAPU32[(buf + 8) >> 2] = stat.nlink; + HEAP32[(buf + 12) >> 2] = stat.uid; + HEAP32[(buf + 16) >> 2] = stat.gid; + HEAP32[(buf + 20) >> 2] = stat.rdev; + (tempI64 = [ + stat.size >>> 0, + ((tempDouble = stat.size), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 24) >> 2] = tempI64[0]), + (HEAP32[(buf + 28) >> 2] = tempI64[1]); + HEAP32[(buf + 32) >> 2] = 4096; + HEAP32[(buf + 36) >> 2] = stat.blocks; + var atime = stat.atime.getTime(); + var mtime = stat.mtime.getTime(); + var ctime = stat.ctime.getTime(); + (tempI64 = [ + Math.floor(atime / 1e3) >>> 0, + ((tempDouble = Math.floor(atime / 1e3)), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 40) >> 2] = tempI64[0]), + (HEAP32[(buf + 44) >> 2] = tempI64[1]); + HEAPU32[(buf + 48) >> 2] = (atime % 1e3) * 1e3 * 1e3; + (tempI64 = [ + Math.floor(mtime / 1e3) >>> 0, + ((tempDouble = Math.floor(mtime / 1e3)), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 56) >> 2] = tempI64[0]), + (HEAP32[(buf + 60) >> 2] = tempI64[1]); + HEAPU32[(buf + 64) >> 2] = (mtime % 1e3) * 1e3 * 1e3; + (tempI64 = [ + Math.floor(ctime / 1e3) >>> 0, + ((tempDouble = Math.floor(ctime / 1e3)), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 72) >> 2] = tempI64[0]), + (HEAP32[(buf + 76) >> 2] = tempI64[1]); + HEAPU32[(buf + 80) >> 2] = (ctime % 1e3) * 1e3 * 1e3; + (tempI64 = [ + stat.ino >>> 0, + ((tempDouble = stat.ino), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 88) >> 2] = tempI64[0]), + (HEAP32[(buf + 92) >> 2] = tempI64[1]); + return 0; + }, + doMsync(addr, stream, len, flags, offset) { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + if (flags & 2) { + // MAP_PRIVATE calls need not to be synced back to underlying fs + return 0; + } + var buffer = HEAPU8.slice(addr, addr + len); + FS.msync(stream, buffer, offset, len, flags); + }, + getStreamFromFD(fd) { + var stream = FS.getStreamChecked(fd); + return stream; + }, + varargs: undefined, + getStr(ptr) { + var ret = UTF8ToString(ptr); + return ret; + }, + }; + + function ___syscall_chdir(path) { + try { + path = SYSCALLS.getStr(path); + FS.chdir(path); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_chmod(path, mode) { + try { + path = SYSCALLS.getStr(path); + FS.chmod(path, mode); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_connect(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + var info = getSocketAddress(addr, addrlen); + sock.sock_ops.connect(sock, info.addr, info.port); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_dup(fd) { + try { + var old = SYSCALLS.getStreamFromFD(fd); + return FS.dupStream(old).fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_dup3(fd, newfd, flags) { + try { + var old = SYSCALLS.getStreamFromFD(fd); + if (old.fd === newfd) return -28; + // Check newfd is within range of valid open file descriptors. + if (newfd < 0 || newfd >= FS.MAX_OPEN_FDS) return -8; + var existing = FS.getStream(newfd); + if (existing) FS.close(existing); + return FS.dupStream(old, newfd).fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_faccessat(dirfd, path, amode, flags) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + if (amode & ~7) { + // need a valid mode + return -28; + } + var lookup = FS.lookupPath(path, { + follow: true, + }); + var node = lookup.node; + if (!node) { + return -44; + } + var perms = ''; + if (amode & 4) perms += 'r'; + if (amode & 2) perms += 'w'; + if (amode & 1) perms += 'x'; + if ( + perms && + /* otherwise, they've just passed F_OK */ FS.nodePermissions( + node, + perms + ) + ) { + return -2; + } + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_fchmod(fd, mode) { + try { + FS.fchmod(fd, mode); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_fchown32(fd, owner, group) { + try { + FS.fchown(fd, owner, group); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_fchownat(dirfd, path, owner, group, flags) { + try { + path = SYSCALLS.getStr(path); + var nofollow = flags & 256; + flags = flags & ~256; + path = SYSCALLS.calculateAt(dirfd, path); + (nofollow ? FS.lchown : FS.chown)(path, owner, group); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + /** @suppress {duplicate } */ var syscallGetVarargI = () => { + // the `+` prepended here is necessary to convince the JSCompiler that varargs is indeed a number. + var ret = HEAP32[+SYSCALLS.varargs >> 2]; + SYSCALLS.varargs += 4; + return ret; + }; + + var syscallGetVarargP = syscallGetVarargI; + + function ___syscall_fcntl64(fd, cmd, varargs) { + SYSCALLS.varargs = varargs; + try { + var stream = SYSCALLS.getStreamFromFD(fd); + switch (cmd) { + case 0: { + var arg = syscallGetVarargI(); + if (arg < 0) { + return -28; + } + while (FS.streams[arg]) { + arg++; + } + var newStream; + newStream = FS.dupStream(stream, arg); + return newStream.fd; + } + + case 1: + case 2: + return 0; + + // FD_CLOEXEC makes no sense for a single process. + case 3: + return stream.flags; + + case 4: { + var arg = syscallGetVarargI(); + stream.flags |= arg; + return 0; + } + + case 12: { + var arg = syscallGetVarargP(); + var offset = 0; + // We're always unlocked. + HEAP16[(arg + offset) >> 1] = 2; + return 0; + } + + case 13: + case 14: + return 0; + } + // Pretend that the locking is successful. + return -28; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_fstat64(fd, buf) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + return SYSCALLS.doStat(FS.stat, stream.path, buf); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var convertI32PairToI53Checked = (lo, hi) => + (hi + 2097152) >>> 0 < 4194305 - !!lo + ? (lo >>> 0) + hi * 4294967296 + : NaN; + + function ___syscall_ftruncate64(fd, length_low, length_high) { + var length = convertI32PairToI53Checked(length_low, length_high); + try { + if (isNaN(length)) return 61; + FS.ftruncate(fd, length); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var stringToUTF8 = (str, outPtr, maxBytesToWrite) => + stringToUTF8Array(str, HEAPU8, outPtr, maxBytesToWrite); + + Module['stringToUTF8'] = stringToUTF8; + + function ___syscall_getcwd(buf, size) { + try { + if (size === 0) return -28; + var cwd = FS.cwd(); + var cwdLengthInBytes = lengthBytesUTF8(cwd) + 1; + if (size < cwdLengthInBytes) return -68; + stringToUTF8(cwd, buf, size); + return cwdLengthInBytes; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_getdents64(fd, dirp, count) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + stream.getdents ||= FS.readdir(stream.path); + var struct_size = 280; + var pos = 0; + var off = FS.llseek(stream, 0, 1); + var startIdx = Math.floor(off / struct_size); + var endIdx = Math.min( + stream.getdents.length, + startIdx + Math.floor(count / struct_size) + ); + for (var idx = startIdx; idx < endIdx; idx++) { + var id; + var type; + var name = stream.getdents[idx]; + if (name === '.') { + id = stream.node.id; + type = 4; + } // DT_DIR + else if (name === '..') { + var lookup = FS.lookupPath(stream.path, { + parent: true, + }); + id = lookup.node.id; + type = 4; + } // DT_DIR + else { + var child; + try { + child = FS.lookupNode(stream.node, name); + } catch (e) { + // If the entry is not a directory, file, or symlink, nodefs + // lookupNode will raise EINVAL. Skip these and continue. + if (e?.errno === 28) { + continue; + } + throw e; + } + id = child.id; + type = FS.isChrdev(child.mode) + ? 2 // DT_CHR, character device. + : FS.isDir(child.mode) + ? 4 // DT_DIR, directory. + : FS.isLink(child.mode) + ? 10 // DT_LNK, symbolic link. + : 8; + } + // DT_REG, regular file. + (tempI64 = [ + id >>> 0, + ((tempDouble = id), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(dirp + pos) >> 2] = tempI64[0]), + (HEAP32[(dirp + pos + 4) >> 2] = tempI64[1]); + (tempI64 = [ + ((idx + 1) * struct_size) >>> 0, + ((tempDouble = (idx + 1) * struct_size), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(dirp + pos + 8) >> 2] = tempI64[0]), + (HEAP32[(dirp + pos + 12) >> 2] = tempI64[1]); + HEAP16[(dirp + pos + 16) >> 1] = 280; + HEAP8[dirp + pos + 18] = type; + stringToUTF8(name, dirp + pos + 19, 256); + pos += struct_size; + } + FS.llseek(stream, idx * struct_size, 0); + return pos; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_getpeername(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + if (!sock.daddr) { + return -53; + } + // The socket is not connected. + var errno = writeSockaddr( + addr, + sock.family, + DNS.lookup_name(sock.daddr), + sock.dport, + addrlen + ); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_getsockname(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + // TODO: sock.saddr should never be undefined, see TODO in websocket_sock_ops.getname + var errno = writeSockaddr( + addr, + sock.family, + DNS.lookup_name(sock.saddr || '0.0.0.0'), + sock.sport, + addrlen + ); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_getsockopt(fd, level, optname, optval, optlen, d1) { + try { + var sock = getSocketFromFD(fd); + // Minimal getsockopt aimed at resolving https://github.com/emscripten-core/emscripten/issues/2211 + // so only supports SOL_SOCKET with SO_ERROR. + if (level === 1) { + if (optname === 4) { + HEAP32[optval >> 2] = sock.error; + HEAP32[optlen >> 2] = 4; + sock.error = null; + // Clear the error (The SO_ERROR option obtains and then clears this field). + return 0; + } + } + return -50; + } catch (e) { + // The option is unknown at the level indicated. + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_ioctl(fd, op, varargs) { + SYSCALLS.varargs = varargs; + try { + var stream = SYSCALLS.getStreamFromFD(fd); + switch (op) { + case 21509: { + if (!stream.tty) return -59; + return 0; + } + + case 21505: { + if (!stream.tty) return -59; + if (stream.tty.ops.ioctl_tcgets) { + var termios = stream.tty.ops.ioctl_tcgets(stream); + var argp = syscallGetVarargP(); + HEAP32[argp >> 2] = termios.c_iflag || 0; + HEAP32[(argp + 4) >> 2] = termios.c_oflag || 0; + HEAP32[(argp + 8) >> 2] = termios.c_cflag || 0; + HEAP32[(argp + 12) >> 2] = termios.c_lflag || 0; + for (var i = 0; i < 32; i++) { + HEAP8[argp + i + 17] = termios.c_cc[i] || 0; + } + return 0; + } + return 0; + } + + case 21510: + case 21511: + case 21512: { + if (!stream.tty) return -59; + return 0; + } + + // no-op, not actually adjusting terminal settings + case 21506: + case 21507: + case 21508: { + if (!stream.tty) return -59; + if (stream.tty.ops.ioctl_tcsets) { + var argp = syscallGetVarargP(); + var c_iflag = HEAP32[argp >> 2]; + var c_oflag = HEAP32[(argp + 4) >> 2]; + var c_cflag = HEAP32[(argp + 8) >> 2]; + var c_lflag = HEAP32[(argp + 12) >> 2]; + var c_cc = []; + for (var i = 0; i < 32; i++) { + c_cc.push(HEAP8[argp + i + 17]); + } + return stream.tty.ops.ioctl_tcsets(stream.tty, op, { + c_iflag, + c_oflag, + c_cflag, + c_lflag, + c_cc, + }); + } + return 0; + } + + // no-op, not actually adjusting terminal settings + case 21519: { + if (!stream.tty) return -59; + var argp = syscallGetVarargP(); + HEAP32[argp >> 2] = 0; + return 0; + } + + case 21520: { + if (!stream.tty) return -59; + return -28; + } + + // not supported + case 21531: { + var argp = syscallGetVarargP(); + return FS.ioctl(stream, op, argp); + } + + case 21523: { + // TODO: in theory we should write to the winsize struct that gets + // passed in, but for now musl doesn't read anything on it + if (!stream.tty) return -59; + if (stream.tty.ops.ioctl_tiocgwinsz) { + var winsize = stream.tty.ops.ioctl_tiocgwinsz( + stream.tty + ); + var argp = syscallGetVarargP(); + HEAP16[argp >> 1] = winsize[0]; + HEAP16[(argp + 2) >> 1] = winsize[1]; + } + return 0; + } + + case 21524: { + // TODO: technically, this ioctl call should change the window size. + // but, since emscripten doesn't have any concept of a terminal window + // yet, we'll just silently throw it away as we do TIOCGWINSZ + if (!stream.tty) return -59; + return 0; + } + + case 21515: { + if (!stream.tty) return -59; + return 0; + } + + default: + return -28; + } + } catch (e) { + // not supported + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_listen(fd, backlog) { + try { + var sock = getSocketFromFD(fd); + sock.sock_ops.listen(sock, backlog); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_lstat64(path, buf) { + try { + path = SYSCALLS.getStr(path); + return SYSCALLS.doStat(FS.lstat, path, buf); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_mkdirat(dirfd, path, mode) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + FS.mkdir(path, mode, 0); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_newfstatat(dirfd, path, buf, flags) { + try { + path = SYSCALLS.getStr(path); + var nofollow = flags & 256; + var allowEmpty = flags & 4096; + flags = flags & ~6400; + path = SYSCALLS.calculateAt(dirfd, path, allowEmpty); + return SYSCALLS.doStat(nofollow ? FS.lstat : FS.stat, path, buf); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_openat(dirfd, path, flags, varargs) { + SYSCALLS.varargs = varargs; + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + var mode = varargs ? syscallGetVarargI() : 0; + return FS.open(path, flags, mode).fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var PIPEFS = { + BUCKET_BUFFER_SIZE: 8192, + mount(mount) { + // Do not pollute the real root directory or its child nodes with pipes + // Looks like it is OK to create another pseudo-root node not linked to the FS.root hierarchy this way + return FS.createNode(null, '/', 16384 | 511, 0); + }, + createPipe() { + var pipe = { + buckets: [], + // refcnt 2 because pipe has a read end and a write end. We need to be + // able to read from the read end after write end is closed. + refcnt: 2, + }; + pipe.buckets.push({ + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: 0, + roffset: 0, + }); + var rName = PIPEFS.nextname(); + var wName = PIPEFS.nextname(); + var rNode = FS.createNode(PIPEFS.root, rName, 4096, 0); + var wNode = FS.createNode(PIPEFS.root, wName, 4096, 0); + rNode.pipe = pipe; + wNode.pipe = pipe; + var readableStream = FS.createStream({ + path: rName, + node: rNode, + flags: 0, + seekable: false, + stream_ops: PIPEFS.stream_ops, + }); + rNode.stream = readableStream; + var writableStream = FS.createStream({ + path: wName, + node: wNode, + flags: 1, + seekable: false, + stream_ops: PIPEFS.stream_ops, + }); + wNode.stream = writableStream; + return { + readable_fd: readableStream.fd, + writable_fd: writableStream.fd, + }; + }, + stream_ops: { + poll(stream) { + var pipe = stream.node.pipe; + if ((stream.flags & 2097155) === 1) { + return 256 | 4; + } + if (pipe.buckets.length > 0) { + for (var i = 0; i < pipe.buckets.length; i++) { + var bucket = pipe.buckets[i]; + if (bucket.offset - bucket.roffset > 0) { + return 64 | 1; + } + } + } + return 0; + }, + ioctl(stream, request, varargs) { + return 28; + }, + fsync(stream) { + return 28; + }, + read(stream, buffer, offset, length, position) { + /* ignored */ var pipe = stream.node.pipe; + var currentLength = 0; + for (var i = 0; i < pipe.buckets.length; i++) { + var bucket = pipe.buckets[i]; + currentLength += bucket.offset - bucket.roffset; + } + var data = buffer.subarray(offset, offset + length); + if (length <= 0) { + return 0; + } + if (currentLength == 0) { + // Behave as if the read end is always non-blocking + throw new FS.ErrnoError(6); + } + var toRead = Math.min(currentLength, length); + var totalRead = toRead; + var toRemove = 0; + for (var i = 0; i < pipe.buckets.length; i++) { + var currBucket = pipe.buckets[i]; + var bucketSize = currBucket.offset - currBucket.roffset; + if (toRead <= bucketSize) { + var tmpSlice = currBucket.buffer.subarray( + currBucket.roffset, + currBucket.offset + ); + if (toRead < bucketSize) { + tmpSlice = tmpSlice.subarray(0, toRead); + currBucket.roffset += toRead; + } else { + toRemove++; + } + data.set(tmpSlice); + break; + } else { + var tmpSlice = currBucket.buffer.subarray( + currBucket.roffset, + currBucket.offset + ); + data.set(tmpSlice); + data = data.subarray(tmpSlice.byteLength); + toRead -= tmpSlice.byteLength; + toRemove++; + } + } + if (toRemove && toRemove == pipe.buckets.length) { + // Do not generate excessive garbage in use cases such as + // write several bytes, read everything, write several bytes, read everything... + toRemove--; + pipe.buckets[toRemove].offset = 0; + pipe.buckets[toRemove].roffset = 0; + } + pipe.buckets.splice(0, toRemove); + return totalRead; + }, + write(stream, buffer, offset, length, position) { + /* ignored */ var pipe = stream.node.pipe; + var data = buffer.subarray(offset, offset + length); + var dataLen = data.byteLength; + if (dataLen <= 0) { + return 0; + } + var currBucket = null; + if (pipe.buckets.length == 0) { + currBucket = { + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: 0, + roffset: 0, + }; + pipe.buckets.push(currBucket); + } else { + currBucket = pipe.buckets[pipe.buckets.length - 1]; + } + assert(currBucket.offset <= PIPEFS.BUCKET_BUFFER_SIZE); + var freeBytesInCurrBuffer = + PIPEFS.BUCKET_BUFFER_SIZE - currBucket.offset; + if (freeBytesInCurrBuffer >= dataLen) { + currBucket.buffer.set(data, currBucket.offset); + currBucket.offset += dataLen; + return dataLen; + } else if (freeBytesInCurrBuffer > 0) { + currBucket.buffer.set( + data.subarray(0, freeBytesInCurrBuffer), + currBucket.offset + ); + currBucket.offset += freeBytesInCurrBuffer; + data = data.subarray( + freeBytesInCurrBuffer, + data.byteLength + ); + } + var numBuckets = + (data.byteLength / PIPEFS.BUCKET_BUFFER_SIZE) | 0; + var remElements = data.byteLength % PIPEFS.BUCKET_BUFFER_SIZE; + for (var i = 0; i < numBuckets; i++) { + var newBucket = { + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: PIPEFS.BUCKET_BUFFER_SIZE, + roffset: 0, + }; + pipe.buckets.push(newBucket); + newBucket.buffer.set( + data.subarray(0, PIPEFS.BUCKET_BUFFER_SIZE) + ); + data = data.subarray( + PIPEFS.BUCKET_BUFFER_SIZE, + data.byteLength + ); + } + if (remElements > 0) { + var newBucket = { + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: data.byteLength, + roffset: 0, + }; + pipe.buckets.push(newBucket); + newBucket.buffer.set(data); + } + return dataLen; + }, + close(stream) { + var pipe = stream.node.pipe; + pipe.refcnt--; + if (pipe.refcnt === 0) { + pipe.buckets = null; + } + }, + }, + nextname() { + if (!PIPEFS.nextname.current) { + PIPEFS.nextname.current = 0; + } + return 'pipe[' + PIPEFS.nextname.current++ + ']'; + }, + }; + + function ___syscall_pipe(fdPtr) { + try { + if (fdPtr == 0) { + throw new FS.ErrnoError(21); + } + var res = PIPEFS.createPipe(); + HEAP32[fdPtr >> 2] = res.readable_fd; + HEAP32[(fdPtr + 4) >> 2] = res.writable_fd; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_poll(fds, nfds, timeout) { + try { + var nonzero = 0; + for (var i = 0; i < nfds; i++) { + var pollfd = fds + 8 * i; + var fd = HEAP32[pollfd >> 2]; + var events = HEAP16[(pollfd + 4) >> 1]; + var mask = 32; + var stream = FS.getStream(fd); + if (stream) { + mask = SYSCALLS.DEFAULT_POLLMASK; + if (stream.stream_ops?.poll) { + mask = stream.stream_ops.poll(stream, -1); + } + } + mask &= events | 8 | 16; + if (mask) nonzero++; + HEAP16[(pollfd + 6) >> 1] = mask; + } + return nonzero; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_readlinkat(dirfd, path, buf, bufsize) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + if (bufsize <= 0) return -28; + var ret = FS.readlink(path); + var len = Math.min(bufsize, lengthBytesUTF8(ret)); + var endChar = HEAP8[buf + len]; + stringToUTF8(ret, buf, bufsize + 1); + // readlink is one of the rare functions that write out a C string, but does never append a null to the output buffer(!) + // stringToUTF8() always appends a null byte, so restore the character under the null byte after the write. + HEAP8[buf + len] = endChar; + return len; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_recvfrom(fd, buf, len, flags, addr, addrlen) { + try { + var sock = getSocketFromFD(fd); + var msg = sock.sock_ops.recvmsg( + sock, + len, + typeof flags !== 'undefined' ? flags : 0 + ); + if (!msg) return 0; + // socket is closed + if (addr) { + var errno = writeSockaddr( + addr, + sock.family, + DNS.lookup_name(msg.addr), + msg.port, + addrlen + ); + } + HEAPU8.set(msg.buffer, buf); + return msg.buffer.byteLength; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_renameat(olddirfd, oldpath, newdirfd, newpath) { + try { + oldpath = SYSCALLS.getStr(oldpath); + newpath = SYSCALLS.getStr(newpath); + oldpath = SYSCALLS.calculateAt(olddirfd, oldpath); + newpath = SYSCALLS.calculateAt(newdirfd, newpath); + FS.rename(oldpath, newpath); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_rmdir(path) { + try { + path = SYSCALLS.getStr(path); + FS.rmdir(path); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_sendto(fd, message, length, flags, addr, addr_len) { + try { + var sock = getSocketFromFD(fd); + if (!addr) { + // send, no address provided + return FS.write(sock.stream, HEAP8, message, length); + } + var dest = getSocketAddress(addr, addr_len); + // sendto an address + return sock.sock_ops.sendmsg( + sock, + HEAP8, + message, + length, + dest.addr, + dest.port + ); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_socket(domain, type, protocol) { + try { + var sock = SOCKFS.createSocket(domain, type, protocol); + return sock.stream.fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_stat64(path, buf) { + try { + path = SYSCALLS.getStr(path); + return SYSCALLS.doStat(FS.stat, path, buf); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_statfs64(path, size, buf) { + try { + var stats = FS.statfs(SYSCALLS.getStr(path)); + HEAP32[(buf + 4) >> 2] = stats.bsize; + HEAP32[(buf + 40) >> 2] = stats.bsize; + HEAP32[(buf + 8) >> 2] = stats.blocks; + HEAP32[(buf + 12) >> 2] = stats.bfree; + HEAP32[(buf + 16) >> 2] = stats.bavail; + HEAP32[(buf + 20) >> 2] = stats.files; + HEAP32[(buf + 24) >> 2] = stats.ffree; + HEAP32[(buf + 28) >> 2] = stats.fsid; + HEAP32[(buf + 44) >> 2] = stats.flags; + // ST_NOSUID + HEAP32[(buf + 36) >> 2] = stats.namelen; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_symlinkat(target, dirfd, linkpath) { + try { + target = SYSCALLS.getStr(target); + linkpath = SYSCALLS.getStr(linkpath); + linkpath = SYSCALLS.calculateAt(dirfd, linkpath); + FS.symlink(target, linkpath); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_unlinkat(dirfd, path, flags) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + if (flags === 0) { + FS.unlink(path); + } else if (flags === 512) { + FS.rmdir(path); + } else { + abort('Invalid flags passed to unlinkat'); + } + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var readI53FromI64 = (ptr) => + HEAPU32[ptr >> 2] + HEAP32[(ptr + 4) >> 2] * 4294967296; + + function ___syscall_utimensat(dirfd, path, times, flags) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path, true); + var now = Date.now(), + atime, + mtime; + if (!times) { + atime = now; + mtime = now; + } else { + var seconds = readI53FromI64(times); + var nanoseconds = HEAP32[(times + 8) >> 2]; + if (nanoseconds == 1073741823) { + atime = now; + } else if (nanoseconds == 1073741822) { + atime = null; + } else { + atime = seconds * 1e3 + nanoseconds / (1e3 * 1e3); + } + times += 16; + seconds = readI53FromI64(times); + nanoseconds = HEAP32[(times + 8) >> 2]; + if (nanoseconds == 1073741823) { + mtime = now; + } else if (nanoseconds == 1073741822) { + mtime = null; + } else { + mtime = seconds * 1e3 + nanoseconds / (1e3 * 1e3); + } + } + // null here means UTIME_OMIT was passed. If both were set to UTIME_OMIT then + // we can skip the call completely. + if ((mtime ?? atime) !== null) { + FS.utime(path, atime, mtime); + } + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var __abort_js = () => abort(''); + + var __emscripten_lookup_name = (name) => { + // uint32_t _emscripten_lookup_name(const char *name); + var nameString = UTF8ToString(name); + return inetPton4(DNS.lookup_name(nameString)); + }; + + var __emscripten_memcpy_js = (dest, src, num) => + HEAPU8.copyWithin(dest, src, src + num); + + var runtimeKeepaliveCounter = 0; + + var __emscripten_runtime_keepalive_clear = () => { + noExitRuntime = false; + runtimeKeepaliveCounter = 0; + }; + + function __gmtime_js(time_low, time_high, tmPtr) { + var time = convertI32PairToI53Checked(time_low, time_high); + var date = new Date(time * 1e3); + HEAP32[tmPtr >> 2] = date.getUTCSeconds(); + HEAP32[(tmPtr + 4) >> 2] = date.getUTCMinutes(); + HEAP32[(tmPtr + 8) >> 2] = date.getUTCHours(); + HEAP32[(tmPtr + 12) >> 2] = date.getUTCDate(); + HEAP32[(tmPtr + 16) >> 2] = date.getUTCMonth(); + HEAP32[(tmPtr + 20) >> 2] = date.getUTCFullYear() - 1900; + HEAP32[(tmPtr + 24) >> 2] = date.getUTCDay(); + var start = Date.UTC(date.getUTCFullYear(), 0, 1, 0, 0, 0, 0); + var yday = ((date.getTime() - start) / (1e3 * 60 * 60 * 24)) | 0; + HEAP32[(tmPtr + 28) >> 2] = yday; + } + + var isLeapYear = (year) => + year % 4 === 0 && (year % 100 !== 0 || year % 400 === 0); + + var MONTH_DAYS_LEAP_CUMULATIVE = [ + 0, 31, 60, 91, 121, 152, 182, 213, 244, 274, 305, 335, + ]; + + var MONTH_DAYS_REGULAR_CUMULATIVE = [ + 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334, + ]; + + var ydayFromDate = (date) => { + var leap = isLeapYear(date.getFullYear()); + var monthDaysCumulative = leap + ? MONTH_DAYS_LEAP_CUMULATIVE + : MONTH_DAYS_REGULAR_CUMULATIVE; + var yday = monthDaysCumulative[date.getMonth()] + date.getDate() - 1; + // -1 since it's days since Jan 1 + return yday; + }; + + function __localtime_js(time_low, time_high, tmPtr) { + var time = convertI32PairToI53Checked(time_low, time_high); + var date = new Date(time * 1e3); + HEAP32[tmPtr >> 2] = date.getSeconds(); + HEAP32[(tmPtr + 4) >> 2] = date.getMinutes(); + HEAP32[(tmPtr + 8) >> 2] = date.getHours(); + HEAP32[(tmPtr + 12) >> 2] = date.getDate(); + HEAP32[(tmPtr + 16) >> 2] = date.getMonth(); + HEAP32[(tmPtr + 20) >> 2] = date.getFullYear() - 1900; + HEAP32[(tmPtr + 24) >> 2] = date.getDay(); + var yday = ydayFromDate(date) | 0; + HEAP32[(tmPtr + 28) >> 2] = yday; + HEAP32[(tmPtr + 36) >> 2] = -(date.getTimezoneOffset() * 60); + // Attention: DST is in December in South, and some regions don't have DST at all. + var start = new Date(date.getFullYear(), 0, 1); + var summerOffset = new Date( + date.getFullYear(), + 6, + 1 + ).getTimezoneOffset(); + var winterOffset = start.getTimezoneOffset(); + var dst = + (summerOffset != winterOffset && + date.getTimezoneOffset() == + Math.min(winterOffset, summerOffset)) | 0; + HEAP32[(tmPtr + 32) >> 2] = dst; + } + + /** @suppress {duplicate } */ var setTempRet0 = (val) => + __emscripten_tempret_set(val); + + var __mktime_js = function (tmPtr) { + var ret = (() => { + var date = new Date( + HEAP32[(tmPtr + 20) >> 2] + 1900, + HEAP32[(tmPtr + 16) >> 2], + HEAP32[(tmPtr + 12) >> 2], + HEAP32[(tmPtr + 8) >> 2], + HEAP32[(tmPtr + 4) >> 2], + HEAP32[tmPtr >> 2], + 0 + ); + // There's an ambiguous hour when the time goes back; the tm_isdst field is + // used to disambiguate it. Date() basically guesses, so we fix it up if it + // guessed wrong, or fill in tm_isdst with the guess if it's -1. + var dst = HEAP32[(tmPtr + 32) >> 2]; + var guessedOffset = date.getTimezoneOffset(); + var start = new Date(date.getFullYear(), 0, 1); + var summerOffset = new Date( + date.getFullYear(), + 6, + 1 + ).getTimezoneOffset(); + var winterOffset = start.getTimezoneOffset(); + var dstOffset = Math.min(winterOffset, summerOffset); + // DST is in December in South + if (dst < 0) { + // Attention: some regions don't have DST at all. + HEAP32[(tmPtr + 32) >> 2] = Number( + summerOffset != winterOffset && dstOffset == guessedOffset + ); + } else if (dst > 0 != (dstOffset == guessedOffset)) { + var nonDstOffset = Math.max(winterOffset, summerOffset); + var trueOffset = dst > 0 ? dstOffset : nonDstOffset; + // Don't try setMinutes(date.getMinutes() + ...) -- it's messed up. + date.setTime( + date.getTime() + (trueOffset - guessedOffset) * 6e4 + ); + } + HEAP32[(tmPtr + 24) >> 2] = date.getDay(); + var yday = ydayFromDate(date) | 0; + HEAP32[(tmPtr + 28) >> 2] = yday; + // To match expected behavior, update fields from date + HEAP32[tmPtr >> 2] = date.getSeconds(); + HEAP32[(tmPtr + 4) >> 2] = date.getMinutes(); + HEAP32[(tmPtr + 8) >> 2] = date.getHours(); + HEAP32[(tmPtr + 12) >> 2] = date.getDate(); + HEAP32[(tmPtr + 16) >> 2] = date.getMonth(); + HEAP32[(tmPtr + 20) >> 2] = date.getYear(); + var timeMs = date.getTime(); + if (isNaN(timeMs)) { + return -1; + } + // Return time in microseconds + return timeMs / 1e3; + })(); + return ( + setTempRet0( + ((tempDouble = ret), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0) + ), + ret >>> 0 + ); + }; + + function __mmap_js( + len, + prot, + flags, + fd, + offset_low, + offset_high, + allocated, + addr + ) { + var offset = convertI32PairToI53Checked(offset_low, offset_high); + try { + if (isNaN(offset)) return 61; + var stream = SYSCALLS.getStreamFromFD(fd); + var res = FS.mmap(stream, len, offset, prot, flags); + var ptr = res.ptr; + HEAP32[allocated >> 2] = res.allocated; + HEAPU32[addr >> 2] = ptr; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function __munmap_js(addr, len, prot, flags, fd, offset_low, offset_high) { + var offset = convertI32PairToI53Checked(offset_low, offset_high); + try { + var stream = SYSCALLS.getStreamFromFD(fd); + if (prot & 2) { + SYSCALLS.doMsync(addr, stream, len, flags, offset); + } + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var timers = {}; + + var handleException = (e) => { + // Certain exception types we do not treat as errors since they are used for + // internal control flow. + // 1. ExitStatus, which is thrown by exit() + // 2. "unwind", which is thrown by emscripten_unwind_to_js_event_loop() and others + // that wish to return to JS event loop. + if (e instanceof ExitStatus || e == 'unwind') { + return EXITSTATUS; + } + quit_(1, e); + }; + + var keepRuntimeAlive = () => noExitRuntime || runtimeKeepaliveCounter > 0; + + var _proc_exit = (code) => { + EXITSTATUS = code; + if (!keepRuntimeAlive()) { + Module['onExit']?.(code); + ABORT = true; + } + quit_(code, new ExitStatus(code)); + }; + + /** @suppress {duplicate } */ /** @param {boolean|number=} implicit */ var exitJS = + (status, implicit) => { + EXITSTATUS = status; + if (!keepRuntimeAlive()) { + exitRuntime(); + } + _proc_exit(status); + }; + + var _exit = exitJS; + + Module['_exit'] = _exit; + + var maybeExit = () => { + if (runtimeExited) { + return; + } + if (!keepRuntimeAlive()) { + try { + _exit(EXITSTATUS); + } catch (e) { + handleException(e); + } + } + }; + + var callUserCallback = (func) => { + if (runtimeExited || ABORT) { + return; + } + try { + func(); + maybeExit(); + } catch (e) { + handleException(e); + } + }; + + var _emscripten_get_now = () => performance.now(); + + var __setitimer_js = (which, timeout_ms) => { + // First, clear any existing timer. + if (timers[which]) { + clearTimeout(timers[which].id); + delete timers[which]; + } + // A timeout of zero simply cancels the current timeout so we have nothing + // more to do. + if (!timeout_ms) return 0; + var id = setTimeout(() => { + delete timers[which]; + callUserCallback(() => + __emscripten_timeout(which, _emscripten_get_now()) + ); + }, timeout_ms); + timers[which] = { + id, + timeout_ms, + }; + return 0; + }; + + var __tzset_js = (timezone, daylight, std_name, dst_name) => { + // TODO: Use (malleable) environment variables instead of system settings. + var currentYear = new Date().getFullYear(); + var winter = new Date(currentYear, 0, 1); + var summer = new Date(currentYear, 6, 1); + var winterOffset = winter.getTimezoneOffset(); + var summerOffset = summer.getTimezoneOffset(); + // Local standard timezone offset. Local standard time is not adjusted for + // daylight savings. This code uses the fact that getTimezoneOffset returns + // a greater value during Standard Time versus Daylight Saving Time (DST). + // Thus it determines the expected output during Standard Time, and it + // compares whether the output of the given date the same (Standard) or less + // (DST). + var stdTimezoneOffset = Math.max(winterOffset, summerOffset); + // timezone is specified as seconds west of UTC ("The external variable + // `timezone` shall be set to the difference, in seconds, between + // Coordinated Universal Time (UTC) and local standard time."), the same + // as returned by stdTimezoneOffset. + // See http://pubs.opengroup.org/onlinepubs/009695399/functions/tzset.html + HEAPU32[timezone >> 2] = stdTimezoneOffset * 60; + HEAP32[daylight >> 2] = Number(winterOffset != summerOffset); + var extractZone = (timezoneOffset) => { + // Why inverse sign? + // Read here https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Date/getTimezoneOffset + var sign = timezoneOffset >= 0 ? '-' : '+'; + var absOffset = Math.abs(timezoneOffset); + var hours = String(Math.floor(absOffset / 60)).padStart(2, '0'); + var minutes = String(absOffset % 60).padStart(2, '0'); + return `UTC${sign}${hours}${minutes}`; + }; + var winterName = extractZone(winterOffset); + var summerName = extractZone(summerOffset); + if (summerOffset < winterOffset) { + // Northern hemisphere + stringToUTF8(winterName, std_name, 17); + stringToUTF8(summerName, dst_name, 17); + } else { + stringToUTF8(winterName, dst_name, 17); + stringToUTF8(summerName, std_name, 17); + } + }; + + var _emscripten_date_now = () => Date.now(); + + var nowIsMonotonic = 1; + + var checkWasiClock = (clock_id) => clock_id >= 0 && clock_id <= 3; + + function _clock_time_get( + clk_id, + ignored_precision_low, + ignored_precision_high, + ptime + ) { + var ignored_precision = convertI32PairToI53Checked( + ignored_precision_low, + ignored_precision_high + ); + if (!checkWasiClock(clk_id)) { + return 28; + } + var now; + // all wasi clocks but realtime are monotonic + if (clk_id === 0) { + now = _emscripten_date_now(); + } else if (nowIsMonotonic) { + now = _emscripten_get_now(); + } else { + return 52; + } + // "now" is in ms, and wasi times are in ns. + var nsec = Math.round(now * 1e3 * 1e3); + (tempI64 = [ + nsec >>> 0, + ((tempDouble = nsec), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[ptime >> 2] = tempI64[0]), + (HEAP32[(ptime + 4) >> 2] = tempI64[1]); + return 0; + } + + var getHeapMax = () => + // Stay one Wasm page short of 4GB: while e.g. Chrome is able to allocate + // full 4GB Wasm memories, the size will wrap back to 0 bytes in Wasm side + // for any code that deals with heap sizes, which would require special + // casing all heap size related code to treat 0 specially. + 2147483648; + + var _emscripten_get_heap_max = () => getHeapMax(); + + var growMemory = (size) => { + var b = wasmMemory.buffer; + var pages = ((size - b.byteLength + 65535) / 65536) | 0; + try { + // round size grow request up to wasm page size (fixed 64KB per spec) + wasmMemory.grow(pages); + // .grow() takes a delta compared to the previous size + updateMemoryViews(); + return 1; + } /*success*/ catch (e) {} + }; + + // implicit 0 return to save code size (caller will cast "undefined" into 0 + // anyhow) + var _emscripten_resize_heap = (requestedSize) => { + var oldSize = HEAPU8.length; + // With CAN_ADDRESS_2GB or MEMORY64, pointers are already unsigned. + requestedSize >>>= 0; + // With multithreaded builds, races can happen (another thread might increase the size + // in between), so return a failure, and let the caller retry. + // Memory resize rules: + // 1. Always increase heap size to at least the requested size, rounded up + // to next page multiple. + // 2a. If MEMORY_GROWTH_LINEAR_STEP == -1, excessively resize the heap + // geometrically: increase the heap size according to + // MEMORY_GROWTH_GEOMETRIC_STEP factor (default +20%), At most + // overreserve by MEMORY_GROWTH_GEOMETRIC_CAP bytes (default 96MB). + // 2b. If MEMORY_GROWTH_LINEAR_STEP != -1, excessively resize the heap + // linearly: increase the heap size by at least + // MEMORY_GROWTH_LINEAR_STEP bytes. + // 3. Max size for the heap is capped at 2048MB-WASM_PAGE_SIZE, or by + // MAXIMUM_MEMORY, or by ASAN limit, depending on which is smallest + // 4. If we were unable to allocate as much memory, it may be due to + // over-eager decision to excessively reserve due to (3) above. + // Hence if an allocation fails, cut down on the amount of excess + // growth, in an attempt to succeed to perform a smaller allocation. + // A limit is set for how much we can grow. We should not exceed that + // (the wasm binary specifies it, so if we tried, we'd fail anyhow). + var maxHeapSize = getHeapMax(); + if (requestedSize > maxHeapSize) { + return false; + } + // Loop through potential heap size increases. If we attempt a too eager + // reservation that fails, cut down on the attempted size and reserve a + // smaller bump instead. (max 3 times, chosen somewhat arbitrarily) + for (var cutDown = 1; cutDown <= 4; cutDown *= 2) { + var overGrownHeapSize = oldSize * (1 + 0.2 / cutDown); + // ensure geometric growth + // but limit overreserving (default to capping at +96MB overgrowth at most) + overGrownHeapSize = Math.min( + overGrownHeapSize, + requestedSize + 100663296 + ); + var newSize = Math.min( + maxHeapSize, + alignMemory(Math.max(requestedSize, overGrownHeapSize), 65536) + ); + var replacement = growMemory(newSize); + if (replacement) { + return true; + } + } + return false; + }; + + var runtimeKeepalivePush = () => { + runtimeKeepaliveCounter += 1; + }; + + var runtimeKeepalivePop = () => { + runtimeKeepaliveCounter -= 1; + }; + + /** @param {number=} timeout */ var safeSetTimeout = (func, timeout) => { + runtimeKeepalivePush(); + return setTimeout(() => { + runtimeKeepalivePop(); + callUserCallback(func); + }, timeout); + }; + + var _emscripten_sleep = (ms) => + Asyncify.handleSleep((wakeUp) => safeSetTimeout(wakeUp, ms)); + + Module['_emscripten_sleep'] = _emscripten_sleep; + + _emscripten_sleep.isAsync = true; + + var ENV = PHPLoader.ENV || {}; + + var getExecutableName = () => thisProgram || './this.program'; + + var getEnvStrings = () => { + if (!getEnvStrings.strings) { + // Default values. + // Browser language detection #8751 + var lang = + ( + (typeof navigator == 'object' && + navigator.languages && + navigator.languages[0]) || + 'C' + ).replace('-', '_') + '.UTF-8'; + var env = { + USER: 'web_user', + LOGNAME: 'web_user', + PATH: '/', + PWD: '/', + HOME: '/home/web_user', + LANG: lang, + _: getExecutableName(), + }; + // Apply the user-provided values, if any. + for (var x in ENV) { + // x is a key in ENV; if ENV[x] is undefined, that means it was + // explicitly set to be so. We allow user code to do that to + // force variables with default values to remain unset. + if (ENV[x] === undefined) delete env[x]; + else env[x] = ENV[x]; + } + var strings = []; + for (var x in env) { + strings.push(`${x}=${env[x]}`); + } + getEnvStrings.strings = strings; + } + return getEnvStrings.strings; + }; + + var stringToAscii = (str, buffer) => { + for (var i = 0; i < str.length; ++i) { + HEAP8[buffer++] = str.charCodeAt(i); + } + // Null-terminate the string + HEAP8[buffer] = 0; + }; + + var _environ_get = (__environ, environ_buf) => { + var bufSize = 0; + getEnvStrings().forEach((string, i) => { + var ptr = environ_buf + bufSize; + HEAPU32[(__environ + i * 4) >> 2] = ptr; + stringToAscii(string, ptr); + bufSize += string.length + 1; + }); + return 0; + }; + + var _environ_sizes_get = (penviron_count, penviron_buf_size) => { + var strings = getEnvStrings(); + HEAPU32[penviron_count >> 2] = strings.length; + var bufSize = 0; + strings.forEach((string) => (bufSize += string.length + 1)); + HEAPU32[penviron_buf_size >> 2] = bufSize; + return 0; + }; + + function _fd_close(fd) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + FS.close(stream); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + function _fd_fdstat_get(fd, pbuf) { + try { + var rightsBase = 0; + var rightsInheriting = 0; + var flags = 0; + { + var stream = SYSCALLS.getStreamFromFD(fd); + // All character devices are terminals (other things a Linux system would + // assume is a character device, like the mouse, we have special APIs for). + var type = stream.tty + ? 2 + : FS.isDir(stream.mode) + ? 3 + : FS.isLink(stream.mode) + ? 7 + : 4; + } + HEAP8[pbuf] = type; + HEAP16[(pbuf + 2) >> 1] = flags; + (tempI64 = [ + rightsBase >>> 0, + ((tempDouble = rightsBase), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(pbuf + 8) >> 2] = tempI64[0]), + (HEAP32[(pbuf + 12) >> 2] = tempI64[1]); + (tempI64 = [ + rightsInheriting >>> 0, + ((tempDouble = rightsInheriting), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(pbuf + 16) >> 2] = tempI64[0]), + (HEAP32[(pbuf + 20) >> 2] = tempI64[1]); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + /** @param {number=} offset */ var doReadv = ( + stream, + iov, + iovcnt, + offset + ) => { + var ret = 0; + for (var i = 0; i < iovcnt; i++) { + var ptr = HEAPU32[iov >> 2]; + var len = HEAPU32[(iov + 4) >> 2]; + iov += 8; + var curr = FS.read(stream, HEAP8, ptr, len, offset); + if (curr < 0) return -1; + ret += curr; + if (curr < len) break; + // nothing more to read + if (typeof offset != 'undefined') { + offset += curr; + } + } + return ret; + }; + + function _fd_read(fd, iov, iovcnt, pnum) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + var num = doReadv(stream, iov, iovcnt); + HEAPU32[pnum >> 2] = num; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + function _fd_seek(fd, offset_low, offset_high, whence, newOffset) { + var offset = convertI32PairToI53Checked(offset_low, offset_high); + try { + if (isNaN(offset)) return 61; + var stream = SYSCALLS.getStreamFromFD(fd); + FS.llseek(stream, offset, whence); + (tempI64 = [ + stream.position >>> 0, + ((tempDouble = stream.position), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[newOffset >> 2] = tempI64[0]), + (HEAP32[(newOffset + 4) >> 2] = tempI64[1]); + if (stream.getdents && offset === 0 && whence === 0) + stream.getdents = null; + // reset readdir state + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + var _fd_sync = function (fd) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + return Asyncify.handleSleep((wakeUp) => { + var mount = stream.node.mount; + if (!mount.type.syncfs) { + // We write directly to the file system, so there's nothing to do here. + wakeUp(0); + return; + } + mount.type.syncfs(mount, false, (err) => { + if (err) { + wakeUp(29); + return; + } + wakeUp(0); + }); + }); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + }; + + _fd_sync.isAsync = true; + + /** @param {number=} offset */ var doWritev = ( + stream, + iov, + iovcnt, + offset + ) => { + var ret = 0; + for (var i = 0; i < iovcnt; i++) { + var ptr = HEAPU32[iov >> 2]; + var len = HEAPU32[(iov + 4) >> 2]; + iov += 8; + var curr = FS.write(stream, HEAP8, ptr, len, offset); + if (curr < 0) return -1; + ret += curr; + if (curr < len) { + // No more space to write. + break; + } + if (typeof offset != 'undefined') { + offset += curr; + } + } + return ret; + }; + + function _fd_write(fd, iov, iovcnt, pnum) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + var num = doWritev(stream, iov, iovcnt); + HEAPU32[pnum >> 2] = num; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + var _getaddrinfo = (node, service, hint, out) => { + var addr = 0; + var port = 0; + var flags = 0; + var family = 0; + var type = 0; + var proto = 0; + var ai; + function allocaddrinfo(family, type, proto, canon, addr, port) { + var sa, salen, ai; + var errno; + salen = family === 10 ? 28 : 16; + addr = family === 10 ? inetNtop6(addr) : inetNtop4(addr); + sa = _malloc(salen); + errno = writeSockaddr(sa, family, addr, port); + assert(!errno); + ai = _malloc(32); + HEAP32[(ai + 4) >> 2] = family; + HEAP32[(ai + 8) >> 2] = type; + HEAP32[(ai + 12) >> 2] = proto; + HEAPU32[(ai + 24) >> 2] = canon; + HEAPU32[(ai + 20) >> 2] = sa; + if (family === 10) { + HEAP32[(ai + 16) >> 2] = 28; + } else { + HEAP32[(ai + 16) >> 2] = 16; + } + HEAP32[(ai + 28) >> 2] = 0; + return ai; + } + if (hint) { + flags = HEAP32[hint >> 2]; + family = HEAP32[(hint + 4) >> 2]; + type = HEAP32[(hint + 8) >> 2]; + proto = HEAP32[(hint + 12) >> 2]; + } + if (type && !proto) { + proto = type === 2 ? 17 : 6; + } + if (!type && proto) { + type = proto === 17 ? 2 : 1; + } + // If type or proto are set to zero in hints we should really be returning multiple addrinfo values, but for + // now default to a TCP STREAM socket so we can at least return a sensible addrinfo given NULL hints. + if (proto === 0) { + proto = 6; + } + if (type === 0) { + type = 1; + } + if (!node && !service) { + return -2; + } + if (flags & ~(1 | 2 | 4 | 1024 | 8 | 16 | 32)) { + return -1; + } + if (hint !== 0 && HEAP32[hint >> 2] & 2 && !node) { + return -1; + } + if (flags & 32) { + // TODO + return -2; + } + if (type !== 0 && type !== 1 && type !== 2) { + return -7; + } + if (family !== 0 && family !== 2 && family !== 10) { + return -6; + } + if (service) { + service = UTF8ToString(service); + port = parseInt(service, 10); + if (isNaN(port)) { + if (flags & 1024) { + return -2; + } + // TODO support resolving well-known service names from: + // http://www.iana.org/assignments/service-names-port-numbers/service-names-port-numbers.txt + return -8; + } + } + if (!node) { + if (family === 0) { + family = 2; + } + if ((flags & 1) === 0) { + if (family === 2) { + addr = _htonl(2130706433); + } else { + addr = [0, 0, 0, _htonl(1)]; + } + } + ai = allocaddrinfo(family, type, proto, null, addr, port); + HEAPU32[out >> 2] = ai; + return 0; + } + // try as a numeric address + node = UTF8ToString(node); + addr = inetPton4(node); + if (addr !== null) { + // incoming node is a valid ipv4 address + if (family === 0 || family === 2) { + family = 2; + } else if (family === 10 && flags & 8) { + addr = [0, 0, _htonl(65535), addr]; + family = 10; + } else { + return -2; + } + } else { + addr = inetPton6(node); + if (addr !== null) { + // incoming node is a valid ipv6 address + if (family === 0 || family === 10) { + family = 10; + } else { + return -2; + } + } + } + if (addr != null) { + ai = allocaddrinfo(family, type, proto, node, addr, port); + HEAPU32[out >> 2] = ai; + return 0; + } + if (flags & 4) { + return -2; + } + // try as a hostname + // resolve the hostname to a temporary fake address + node = DNS.lookup_name(node); + addr = inetPton4(node); + if (family === 0) { + family = 2; + } else if (family === 10) { + addr = [0, 0, _htonl(65535), addr]; + } + ai = allocaddrinfo(family, type, proto, null, addr, port); + HEAPU32[out >> 2] = ai; + return 0; + }; + + var _getnameinfo = (sa, salen, node, nodelen, serv, servlen, flags) => { + var info = readSockaddr(sa, salen); + if (info.errno) { + return -6; + } + var port = info.port; + var addr = info.addr; + var overflowed = false; + if (node && nodelen) { + var lookup; + if (flags & 1 || !(lookup = DNS.lookup_addr(addr))) { + if (flags & 8) { + return -2; + } + } else { + addr = lookup; + } + var numBytesWrittenExclNull = stringToUTF8(addr, node, nodelen); + if (numBytesWrittenExclNull + 1 >= nodelen) { + overflowed = true; + } + } + if (serv && servlen) { + port = '' + port; + var numBytesWrittenExclNull = stringToUTF8(port, serv, servlen); + if (numBytesWrittenExclNull + 1 >= servlen) { + overflowed = true; + } + } + if (overflowed) { + // Note: even when we overflow, getnameinfo() is specced to write out the truncated results. + return -12; + } + return 0; + }; + + var Protocols = { + list: [], + map: {}, + }; + + var _setprotoent = (stayopen) => { + // void setprotoent(int stayopen); + // Allocate and populate a protoent structure given a name, protocol number and array of aliases + function allocprotoent(name, proto, aliases) { + // write name into buffer + var nameBuf = _malloc(name.length + 1); + stringToAscii(name, nameBuf); + // write aliases into buffer + var j = 0; + var length = aliases.length; + var aliasListBuf = _malloc((length + 1) * 4); + // Use length + 1 so we have space for the terminating NULL ptr. + for (var i = 0; i < length; i++, j += 4) { + var alias = aliases[i]; + var aliasBuf = _malloc(alias.length + 1); + stringToAscii(alias, aliasBuf); + HEAPU32[(aliasListBuf + j) >> 2] = aliasBuf; + } + HEAPU32[(aliasListBuf + j) >> 2] = 0; + // Terminating NULL pointer. + // generate protoent + var pe = _malloc(12); + HEAPU32[pe >> 2] = nameBuf; + HEAPU32[(pe + 4) >> 2] = aliasListBuf; + HEAP32[(pe + 8) >> 2] = proto; + return pe; + } + // Populate the protocol 'database'. The entries are limited to tcp and udp, though it is fairly trivial + // to add extra entries from /etc/protocols if desired - though not sure if that'd actually be useful. + var list = Protocols.list; + var map = Protocols.map; + if (list.length === 0) { + var entry = allocprotoent('tcp', 6, ['TCP']); + list.push(entry); + map['tcp'] = map['6'] = entry; + entry = allocprotoent('udp', 17, ['UDP']); + list.push(entry); + map['udp'] = map['17'] = entry; + } + _setprotoent.index = 0; + }; + + var _getprotobyname = (name) => { + // struct protoent *getprotobyname(const char *); + name = UTF8ToString(name); + _setprotoent(true); + var result = Protocols.map[name]; + return result; + }; + + var _getprotobynumber = (number) => { + // struct protoent *getprotobynumber(int proto); + _setprotoent(true); + var result = Protocols.map[number]; + return result; + }; + + var stackAlloc = (sz) => __emscripten_stack_alloc(sz); + + /** @suppress {duplicate } */ var stringToUTF8OnStack = (str) => { + var size = lengthBytesUTF8(str) + 1; + var ret = stackAlloc(size); + stringToUTF8(str, ret, size); + return ret; + }; + + var allocateUTF8OnStack = stringToUTF8OnStack; + + var PHPWASM = { + init: function () { + // The /internal directory is required by the C module. It's where the + // stdout, stderr, and headers information are written for the JavaScript + // code to read later on. + FS.mkdir('/internal'); + // The files from the shared directory are shared between all the + // PHP processes managed by PHPProcessManager. + FS.mkdir('/internal/shared'); + // The files from the preload directory are preloaded using the + // auto_prepend_file php.ini directive. + FS.mkdir('/internal/shared/preload'); + PHPWASM.EventEmitter = ENVIRONMENT_IS_NODE + ? require('events').EventEmitter + : class EventEmitter { + constructor() { + this.listeners = {}; + } + emit(eventName, data) { + if (this.listeners[eventName]) { + this.listeners[eventName].forEach( + (callback) => { + callback(data); + } + ); + } + } + once(eventName, callback) { + const self = this; + function removedCallback() { + callback(...arguments); + self.removeListener(eventName, removedCallback); + } + this.on(eventName, removedCallback); + } + removeAllListeners(eventName) { + if (eventName) { + delete this.listeners[eventName]; + } else { + this.listeners = {}; + } + } + removeListener(eventName, callback) { + if (this.listeners[eventName]) { + const idx = + this.listeners[eventName].indexOf(callback); + if (idx !== -1) { + this.listeners[eventName].splice(idx, 1); + } + } + } + }; + PHPWASM.child_proc_by_fd = {}; + PHPWASM.child_proc_by_pid = {}; + PHPWASM.input_devices = {}; + }, + getAllWebSockets: function (sock) { + const webSockets = new Set(); + if (sock.server) { + sock.server.clients.forEach((ws) => { + webSockets.add(ws); + }); + } + for (const peer of PHPWASM.getAllPeers(sock)) { + webSockets.add(peer.socket); + } + return Array.from(webSockets); + }, + getAllPeers: function (sock) { + const peers = new Set(); + if (sock.server) { + sock.pending + .filter((pending) => pending.peers) + .forEach((pending) => { + for (const peer of Object.values(pending.peers)) { + peers.add(peer); + } + }); + } + if (sock.peers) { + for (const peer of Object.values(sock.peers)) { + peers.add(peer); + } + } + return Array.from(peers); + }, + awaitData: function (ws) { + return PHPWASM.awaitEvent(ws, 'message'); + }, + awaitConnection: function (ws) { + if (ws.OPEN === ws.readyState) { + return [Promise.resolve(), PHPWASM.noop]; + } + return PHPWASM.awaitEvent(ws, 'open'); + }, + awaitClose: function (ws) { + if ([ws.CLOSING, ws.CLOSED].includes(ws.readyState)) { + return [Promise.resolve(), PHPWASM.noop]; + } + return PHPWASM.awaitEvent(ws, 'close'); + }, + awaitError: function (ws) { + if ([ws.CLOSING, ws.CLOSED].includes(ws.readyState)) { + return [Promise.resolve(), PHPWASM.noop]; + } + return PHPWASM.awaitEvent(ws, 'error'); + }, + awaitEvent: function (ws, event) { + let resolve; + const listener = () => { + resolve(); + }; + const promise = new Promise(function (_resolve) { + resolve = _resolve; + ws.once(event, listener); + }); + const cancel = () => { + ws.removeListener(event, listener); + // Rejecting the promises bubbles up and kills the entire + // node process. Let's resolve them on the next tick instead + // to give the caller some space to unbind any handlers. + setTimeout(resolve); + }; + return [promise, cancel]; + }, + noop: function () {}, + spawnProcess: function (command, args, options) { + if (Module['spawnProcess']) { + const spawnedPromise = Module['spawnProcess']( + command, + args, + options + ); + return Promise.resolve(spawnedPromise).then(function (spawned) { + if (!spawned || !spawned.on) { + throw new Error( + 'spawnProcess() must return an EventEmitter but returned a different type.' + ); + } + return spawned; + }); + } + if (ENVIRONMENT_IS_NODE) { + return require('child_process').spawn(command, args, { + ...options, + shell: true, + stdio: ['pipe', 'pipe', 'pipe'], + timeout: 100, + }); + } + const e = new Error( + 'popen(), proc_open() etc. are unsupported in the browser. Call php.setSpawnHandler() ' + + 'and provide a callback to handle spawning processes, or disable a popen(), proc_open() ' + + 'and similar functions via php.ini.' + ); + e.code = 'SPAWN_UNSUPPORTED'; + throw e; + }, + shutdownSocket: function (socketd, how) { + // This implementation only supports websockets at the moment + const sock = getSocketFromFD(socketd); + const peer = Object.values(sock.peers)[0]; + if (!peer) { + return -1; + } + try { + peer.socket.close(); + SOCKFS.websocket_sock_ops.removePeer(sock, peer); + return 0; + } catch (e) { + console.log('Socket shutdown error', e); + return -1; + } + }, + }; + + function _js_create_input_device(deviceId) { + let dataBuffer = []; + let dataCallback; + const filename = 'proc_id_' + deviceId; + const device = FS.createDevice( + '/dev', + filename, + function () {}, + function (byte) { + try { + dataBuffer.push(byte); + if (dataCallback) { + dataCallback(new Uint8Array(dataBuffer)); + dataBuffer = []; + } + } catch (e) { + console.error(e); + throw e; + } + } + ); + const devicePath = '/dev/' + filename; + PHPWASM.input_devices[deviceId] = { + devicePath, + onData: function (cb) { + dataCallback = cb; + dataBuffer.forEach(function (data) { + cb(data); + }); + dataBuffer.length = 0; + }, + }; + return allocateUTF8OnStack(devicePath); + } + + function _js_open_process( + command, + argsPtr, + argsLength, + descriptorsPtr, + descriptorsLength, + cwdPtr, + cwdLength, + envPtr, + envLength + ) { + if (!command) { + return 1; + } + const cmdstr = UTF8ToString(command); + if (!cmdstr.length) { + return 0; + } + let argsArray = []; + if (argsLength) { + for (var i = 0; i < argsLength; i++) { + const charPointer = argsPtr + i * 4; + argsArray.push(UTF8ToString(HEAPU32[charPointer >> 2])); + } + } + const cwdstr = cwdPtr ? UTF8ToString(cwdPtr) : null; + let envObject = null; + if (envLength) { + envObject = {}; + for (var i = 0; i < envLength; i++) { + const envPointer = envPtr + i * 4; + const envEntry = UTF8ToString(HEAPU32[envPointer >> 2]); + const splitAt = envEntry.indexOf('='); + if (splitAt === -1) { + continue; + } + const key = envEntry.substring(0, splitAt); + const value = envEntry.substring(splitAt + 1); + envObject[key] = value; + } + } + var std = {}; + // Extracts an array of available descriptors that should be dispatched to streams. + // On the C side, the descriptors are expressed as `**int` so we must go read + // each of the `descriptorsLength` `*int` pointers and convert the associated data into + // a JavaScript object { descriptor : { child : fd, parent : fd } }. + for (var i = 0; i < descriptorsLength; i++) { + const descriptorPtr = HEAPU32[(descriptorsPtr + i * 4) >> 2]; + std[HEAPU32[descriptorPtr >> 2]] = { + child: HEAPU32[(descriptorPtr + 4) >> 2], + parent: HEAPU32[(descriptorPtr + 8) >> 2], + }; + } + return Asyncify.handleSleep(async (wakeUp) => { + let cp; + try { + const options = {}; + if (cwdstr !== null) { + options.cwd = cwdstr; + } + if (envObject !== null) { + options.env = envObject; + } + cp = PHPWASM.spawnProcess(cmdstr, argsArray, options); + if (cp instanceof Promise) { + cp = await cp; + } + } catch (e) { + if (e.code === 'SPAWN_UNSUPPORTED') { + wakeUp(1); + return; + } + console.error(e); + wakeUp(1); + throw e; + } + const ProcInfo = { + pid: cp.pid, + exited: false, + stdinFd: std[0]?.child, + stdinIsDevice: std[0]?.child in PHPWASM.input_devices, + stdoutChildFd: std[1]?.child, + stdoutParentFd: std[1]?.parent, + stderrChildFd: std[2]?.child, + stderrParentFd: std[2]?.parent, + stdout: new PHPWASM.EventEmitter(), + stderr: new PHPWASM.EventEmitter(), + }; + if (ProcInfo.stdoutChildFd) + PHPWASM.child_proc_by_fd[ProcInfo.stdoutChildFd] = ProcInfo; + if (ProcInfo.stderrChildFd) + PHPWASM.child_proc_by_fd[ProcInfo.stderrChildFd] = ProcInfo; + if (ProcInfo.stdoutParentFd) + PHPWASM.child_proc_by_fd[ProcInfo.stdoutParentFd] = ProcInfo; + if (ProcInfo.stderrParentFd) + PHPWASM.child_proc_by_fd[ProcInfo.stderrParentFd] = ProcInfo; + PHPWASM.child_proc_by_pid[ProcInfo.pid] = ProcInfo; + cp.on('exit', function (code) { + ProcInfo.exitCode = code; + ProcInfo.exited = true; + // Emit events for the wasm_poll_socket function. + ProcInfo.stdout.emit('data'); + ProcInfo.stderr.emit('data'); + }); + // Pass data from child process's stdout to PHP's end of the stdout pipe. + if (ProcInfo.stdoutChildFd) { + const stdoutStream = SYSCALLS.getStreamFromFD( + ProcInfo.stdoutChildFd + ); + let stdoutAt = 0; + cp.stdout.on('data', function (data) { + ProcInfo.stdout.emit('data', data); + stdoutStream.stream_ops.write( + stdoutStream, + data, + 0, + data.length, + stdoutAt + ); + stdoutAt += data.length; + }); + } + // Pass data from child process's stderr to PHP's end of the stdout pipe. + if (ProcInfo.stderrChildFd) { + const stderrStream = SYSCALLS.getStreamFromFD( + ProcInfo.stderrChildFd + ); + let stderrAt = 0; + cp.stderr.on('data', function (data) { + ProcInfo.stderr.emit('data', data); + stderrStream.stream_ops.write( + stderrStream, + data, + 0, + data.length, + stderrAt + ); + stderrAt += data.length; + }); + } + /** + * Wait until the child process has been spawned. + * Unfortunately there is no Node.js API to check whether + * the process has already been spawned. We can only listen + * to the 'spawn' event and if it has already been spawned, + * listen to the 'exit' event. + */ try { + await new Promise((resolve, reject) => { + cp.on('spawn', resolve); + cp.on('error', reject); + }); + } catch (e) { + console.error(e); + wakeUp(1); + return; + } + // Now we want to pass data from the STDIN source supplied by PHP + // to the child process. + // PHP will write STDIN data to a device. + if (ProcInfo.stdinIsDevice) { + // We use Emscripten devices as pipes. This is a bit of a hack + // but it works as we get a callback when the device is written to. + // Let's listen to anything it outputs and pass it to the child process. + PHPWASM.input_devices[ProcInfo.stdinFd].onData(function (data) { + if (!data) return; + if (typeof data === 'number') { + data = new Uint8Array([data]); + } + const dataStr = new TextDecoder('utf-8').decode(data); + cp.stdin.write(dataStr); + }); + wakeUp(ProcInfo.pid); + return; + } + if (ProcInfo.stdinFd) { + // PHP will write STDIN data to a file descriptor. + const stdinStream = SYSCALLS.getStreamFromFD(ProcInfo.stdinFd); + if (stdinStream.node) { + // Pipe the entire stdinStream to cp.stdin + const CHUNK_SIZE = 1024; + const buffer = new Uint8Array(CHUNK_SIZE); + let offset = 0; + while (true) { + const bytesRead = stdinStream.stream_ops.read( + stdinStream, + buffer, + 0, + CHUNK_SIZE, + offset + ); + if (bytesRead === null || bytesRead === 0) { + break; + } + try { + cp.stdin.write(buffer.subarray(0, bytesRead)); + } catch (e) { + console.error(e); + return 1; + } + if (bytesRead < CHUNK_SIZE) { + break; + } + offset += bytesRead; + } + wakeUp(ProcInfo.pid); + return; + } + } + wakeUp(ProcInfo.pid); + }); + } + + function _js_process_status(pid, exitCodePtr) { + if (!PHPWASM.child_proc_by_pid[pid]) { + return -1; + } + if (PHPWASM.child_proc_by_pid[pid].exited) { + HEAPU32[exitCodePtr >> 2] = PHPWASM.child_proc_by_pid[pid].exitCode; + return 1; + } + return 0; + } + + function _js_waitpid(pid, exitCodePtr) { + if (!PHPWASM.child_proc_by_pid[pid]) { + return -1; + } + return Asyncify.handleSleep((wakeUp) => { + const poll = function () { + if (PHPWASM.child_proc_by_pid[pid]?.exited) { + HEAPU32[exitCodePtr >> 2] = + PHPWASM.child_proc_by_pid[pid].exitCode; + wakeUp(pid); + } else { + setTimeout(poll, 50); + } + }; + poll(); + }); + } + + var arraySum = (array, index) => { + var sum = 0; + for (var i = 0; i <= index; sum += array[i++]) {} + // no-op + return sum; + }; + + var MONTH_DAYS_LEAP = [31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]; + + var MONTH_DAYS_REGULAR = [31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]; + + var addDays = (date, days) => { + var newDate = new Date(date.getTime()); + while (days > 0) { + var leap = isLeapYear(newDate.getFullYear()); + var currentMonth = newDate.getMonth(); + var daysInCurrentMonth = ( + leap ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR + )[currentMonth]; + if (days > daysInCurrentMonth - newDate.getDate()) { + // we spill over to next month + days -= daysInCurrentMonth - newDate.getDate() + 1; + newDate.setDate(1); + if (currentMonth < 11) { + newDate.setMonth(currentMonth + 1); + } else { + newDate.setMonth(0); + newDate.setFullYear(newDate.getFullYear() + 1); + } + } else { + // we stay in current month + newDate.setDate(newDate.getDate() + days); + return newDate; + } + } + return newDate; + }; + + var _strptime = (buf, format, tm) => { + // char *strptime(const char *restrict buf, const char *restrict format, struct tm *restrict tm); + // http://pubs.opengroup.org/onlinepubs/009695399/functions/strptime.html + var pattern = UTF8ToString(format); + // escape special characters + // TODO: not sure we really need to escape all of these in JS regexps + var SPECIAL_CHARS = '\\!@#$^&*()+=-[]/{}|:<>?,.'; + for (var i = 0, ii = SPECIAL_CHARS.length; i < ii; ++i) { + pattern = pattern.replace( + new RegExp('\\' + SPECIAL_CHARS[i], 'g'), + '\\' + SPECIAL_CHARS[i] + ); + } + // reduce number of matchers + var EQUIVALENT_MATCHERS = { + A: '%a', + B: '%b', + c: '%a %b %d %H:%M:%S %Y', + D: '%m\\/%d\\/%y', + e: '%d', + F: '%Y-%m-%d', + h: '%b', + R: '%H\\:%M', + r: '%I\\:%M\\:%S\\s%p', + T: '%H\\:%M\\:%S', + x: '%m\\/%d\\/(?:%y|%Y)', + X: '%H\\:%M\\:%S', + }; + // TODO: take care of locale + var DATE_PATTERNS = { + /* weekday name */ a: '(?:Sun(?:day)?)|(?:Mon(?:day)?)|(?:Tue(?:sday)?)|(?:Wed(?:nesday)?)|(?:Thu(?:rsday)?)|(?:Fri(?:day)?)|(?:Sat(?:urday)?)', + /* month name */ b: '(?:Jan(?:uary)?)|(?:Feb(?:ruary)?)|(?:Mar(?:ch)?)|(?:Apr(?:il)?)|May|(?:Jun(?:e)?)|(?:Jul(?:y)?)|(?:Aug(?:ust)?)|(?:Sep(?:tember)?)|(?:Oct(?:ober)?)|(?:Nov(?:ember)?)|(?:Dec(?:ember)?)', + /* century */ C: '\\d\\d', + /* day of month */ d: '0[1-9]|[1-9](?!\\d)|1\\d|2\\d|30|31', + /* hour (24hr) */ H: '\\d(?!\\d)|[0,1]\\d|20|21|22|23', + /* hour (12hr) */ I: '\\d(?!\\d)|0\\d|10|11|12', + /* day of year */ j: '00[1-9]|0?[1-9](?!\\d)|0?[1-9]\\d(?!\\d)|[1,2]\\d\\d|3[0-6]\\d', + /* month */ m: '0[1-9]|[1-9](?!\\d)|10|11|12', + /* minutes */ M: '0\\d|\\d(?!\\d)|[1-5]\\d', + /* whitespace */ n: ' ', + /* AM/PM */ p: 'AM|am|PM|pm|A\\.M\\.|a\\.m\\.|P\\.M\\.|p\\.m\\.', + /* seconds */ S: '0\\d|\\d(?!\\d)|[1-5]\\d|60', + /* week number */ U: '0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53', + /* week number */ W: '0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53', + /* weekday number */ w: '[0-6]', + /* 2-digit year */ y: '\\d\\d', + /* 4-digit year */ Y: '\\d\\d\\d\\d', + /* whitespace */ t: ' ', + /* time zone */ z: 'Z|(?:[\\+\\-]\\d\\d:?(?:\\d\\d)?)', + }; + var MONTH_NUMBERS = { + JAN: 0, + FEB: 1, + MAR: 2, + APR: 3, + MAY: 4, + JUN: 5, + JUL: 6, + AUG: 7, + SEP: 8, + OCT: 9, + NOV: 10, + DEC: 11, + }; + var DAY_NUMBERS_SUN_FIRST = { + SUN: 0, + MON: 1, + TUE: 2, + WED: 3, + THU: 4, + FRI: 5, + SAT: 6, + }; + var DAY_NUMBERS_MON_FIRST = { + MON: 0, + TUE: 1, + WED: 2, + THU: 3, + FRI: 4, + SAT: 5, + SUN: 6, + }; + var capture = []; + var pattern_out = pattern + .replace(/%(.)/g, (m, c) => EQUIVALENT_MATCHERS[c] || m) + .replace(/%(.)/g, (_, c) => { + let pat = DATE_PATTERNS[c]; + if (pat) { + capture.push(c); + return `(${pat})`; + } else { + return c; + } + }) + .replace( + // any number of space or tab characters match zero or more spaces + /\s+/g, + '\\s*' + ); + var matches = new RegExp('^' + pattern_out, 'i').exec( + UTF8ToString(buf) + ); + function initDate() { + function fixup(value, min, max) { + return typeof value != 'number' || isNaN(value) + ? min + : value >= min + ? value <= max + ? value + : max + : min; + } + return { + year: fixup(HEAP32[(tm + 20) >> 2] + 1900, 1970, 9999), + month: fixup(HEAP32[(tm + 16) >> 2], 0, 11), + day: fixup(HEAP32[(tm + 12) >> 2], 1, 31), + hour: fixup(HEAP32[(tm + 8) >> 2], 0, 23), + min: fixup(HEAP32[(tm + 4) >> 2], 0, 59), + sec: fixup(HEAP32[tm >> 2], 0, 59), + gmtoff: 0, + }; + } + if (matches) { + var date = initDate(); + var value; + var getMatch = (symbol) => { + var pos = capture.indexOf(symbol); + // check if symbol appears in regexp + if (pos >= 0) { + // return matched value or null (falsy!) for non-matches + return matches[pos + 1]; + } + return; + }; + // seconds + if ((value = getMatch('S'))) { + date.sec = jstoi_q(value); + } + // minutes + if ((value = getMatch('M'))) { + date.min = jstoi_q(value); + } + // hours + if ((value = getMatch('H'))) { + // 24h clock + date.hour = jstoi_q(value); + } else if ((value = getMatch('I'))) { + // AM/PM clock + var hour = jstoi_q(value); + if ((value = getMatch('p'))) { + hour += value.toUpperCase()[0] === 'P' ? 12 : 0; + } + date.hour = hour; + } + // year + if ((value = getMatch('Y'))) { + // parse from four-digit year + date.year = jstoi_q(value); + } else if ((value = getMatch('y'))) { + // parse from two-digit year... + var year = jstoi_q(value); + if ((value = getMatch('C'))) { + // ...and century + year += jstoi_q(value) * 100; + } else { + // ...and rule-of-thumb + year += year < 69 ? 2e3 : 1900; + } + date.year = year; + } + // month + if ((value = getMatch('m'))) { + // parse from month number + date.month = jstoi_q(value) - 1; + } else if ((value = getMatch('b'))) { + // parse from month name + date.month = + MONTH_NUMBERS[value.substring(0, 3).toUpperCase()] || 0; + } + // day + if ((value = getMatch('d'))) { + // get day of month directly + date.day = jstoi_q(value); + } else if ((value = getMatch('j'))) { + // get day of month from day of year ... + var day = jstoi_q(value); + var leapYear = isLeapYear(date.year); + for (var month = 0; month < 12; ++month) { + var daysUntilMonth = arraySum( + leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, + month - 1 + ); + if ( + day <= + daysUntilMonth + + (leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR)[ + month + ] + ) { + date.day = day - daysUntilMonth; + } + } + } else if ((value = getMatch('a'))) { + // get day of month from weekday ... + var weekDay = value.substring(0, 3).toUpperCase(); + if ((value = getMatch('U'))) { + // ... and week number (Sunday being first day of week) + // Week number of the year (Sunday as the first day of the week) as a decimal number [00,53]. + // All days in a new year preceding the first Sunday are considered to be in week 0. + var weekDayNumber = DAY_NUMBERS_SUN_FIRST[weekDay]; + var weekNumber = jstoi_q(value); + // January 1st + var janFirst = new Date(date.year, 0, 1); + var endDate; + if (janFirst.getDay() === 0) { + // Jan 1st is a Sunday, and, hence in the 1st CW + endDate = addDays( + janFirst, + weekDayNumber + 7 * (weekNumber - 1) + ); + } else { + // Jan 1st is not a Sunday, and, hence still in the 0th CW + endDate = addDays( + janFirst, + 7 - + janFirst.getDay() + + weekDayNumber + + 7 * (weekNumber - 1) + ); + } + date.day = endDate.getDate(); + date.month = endDate.getMonth(); + } else if ((value = getMatch('W'))) { + // ... and week number (Monday being first day of week) + // Week number of the year (Monday as the first day of the week) as a decimal number [00,53]. + // All days in a new year preceding the first Monday are considered to be in week 0. + var weekDayNumber = DAY_NUMBERS_MON_FIRST[weekDay]; + var weekNumber = jstoi_q(value); + // January 1st + var janFirst = new Date(date.year, 0, 1); + var endDate; + if (janFirst.getDay() === 1) { + // Jan 1st is a Monday, and, hence in the 1st CW + endDate = addDays( + janFirst, + weekDayNumber + 7 * (weekNumber - 1) + ); + } else { + // Jan 1st is not a Monday, and, hence still in the 0th CW + endDate = addDays( + janFirst, + 7 - + janFirst.getDay() + + 1 + + weekDayNumber + + 7 * (weekNumber - 1) + ); + } + date.day = endDate.getDate(); + date.month = endDate.getMonth(); + } + } + // time zone + if ((value = getMatch('z'))) { + // GMT offset as either 'Z' or +-HH:MM or +-HH or +-HHMM + if (value.toLowerCase() === 'z') { + date.gmtoff = 0; + } else { + var match = value.match(/^((?:\-|\+)\d\d):?(\d\d)?/); + date.gmtoff = match[1] * 3600; + if (match[2]) { + date.gmtoff += + date.gmtoff > 0 ? match[2] * 60 : -match[2] * 60; + } + } + } + /* tm_sec int seconds after the minute 0-61* tm_min int minutes after the hour 0-59 tm_hour int hours since midnight 0-23 @@ -6623,485 +8209,620 @@ var _strptime = (buf, format, tm) => { tm_yday int days since January 1 0-365 tm_isdst int Daylight Saving Time flag tm_gmtoff long offset from GMT (seconds) - */ var fullDate = new Date(date.year, date.month, date.day, date.hour, date.min, date.sec, 0); - HEAP32[((tm) >> 2)] = fullDate.getSeconds(); - HEAP32[(((tm) + (4)) >> 2)] = fullDate.getMinutes(); - HEAP32[(((tm) + (8)) >> 2)] = fullDate.getHours(); - HEAP32[(((tm) + (12)) >> 2)] = fullDate.getDate(); - HEAP32[(((tm) + (16)) >> 2)] = fullDate.getMonth(); - HEAP32[(((tm) + (20)) >> 2)] = fullDate.getFullYear() - 1900; - HEAP32[(((tm) + (24)) >> 2)] = fullDate.getDay(); - HEAP32[(((tm) + (28)) >> 2)] = arraySum(isLeapYear(fullDate.getFullYear()) ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, fullDate.getMonth() - 1) + fullDate.getDate() - 1; - HEAP32[(((tm) + (32)) >> 2)] = 0; - HEAP32[(((tm) + (36)) >> 2)] = date.gmtoff; - return buf + intArrayFromString(matches[0]).length - 1; - } - return 0; -}; - -function _wasm_close(socketd) { - return PHPWASM.shutdownSocket(socketd, 2); -} - -function _wasm_setsockopt(socketd, level, optionName, optionValuePtr, optionLen) { - const optionValue = HEAPU8[optionValuePtr]; - const SOL_SOCKET = 1; - const SO_KEEPALIVE = 9; - const IPPROTO_TCP = 6; - const TCP_NODELAY = 1; - const isSupported = (level === SOL_SOCKET && optionName === SO_KEEPALIVE) || (level === IPPROTO_TCP && optionName === TCP_NODELAY); - if (!isSupported) { - console.warn(`Unsupported socket option: ${level}, ${optionName}, ${optionValue}`); - return -1; - } - const ws = PHPWASM.getAllWebSockets(socketd)[0]; - if (!ws) { - return -1; - } - ws.setSocketOpt(level, optionName, optionValuePtr); - return 0; -} + */ var fullDate = new Date( + date.year, + date.month, + date.day, + date.hour, + date.min, + date.sec, + 0 + ); + HEAP32[tm >> 2] = fullDate.getSeconds(); + HEAP32[(tm + 4) >> 2] = fullDate.getMinutes(); + HEAP32[(tm + 8) >> 2] = fullDate.getHours(); + HEAP32[(tm + 12) >> 2] = fullDate.getDate(); + HEAP32[(tm + 16) >> 2] = fullDate.getMonth(); + HEAP32[(tm + 20) >> 2] = fullDate.getFullYear() - 1900; + HEAP32[(tm + 24) >> 2] = fullDate.getDay(); + HEAP32[(tm + 28) >> 2] = + arraySum( + isLeapYear(fullDate.getFullYear()) + ? MONTH_DAYS_LEAP + : MONTH_DAYS_REGULAR, + fullDate.getMonth() - 1 + ) + + fullDate.getDate() - + 1; + HEAP32[(tm + 32) >> 2] = 0; + HEAP32[(tm + 36) >> 2] = date.gmtoff; + // we need to convert the matched sequence into an integer array to take care of UTF-8 characters > 0x7F + // TODO: not sure that intArrayFromString handles all unicode characters correctly + return buf + intArrayFromString(matches[0]).length - 1; + } + return 0; + }; + + function _wasm_close(socketd) { + return PHPWASM.shutdownSocket(socketd, 2); + } + + function _wasm_setsockopt( + socketd, + level, + optionName, + optionValuePtr, + optionLen + ) { + const optionValue = HEAPU8[optionValuePtr]; + const SOL_SOCKET = 1; + const SO_KEEPALIVE = 9; + const IPPROTO_TCP = 6; + const TCP_NODELAY = 1; + const isSupported = + (level === SOL_SOCKET && optionName === SO_KEEPALIVE) || + (level === IPPROTO_TCP && optionName === TCP_NODELAY); + if (!isSupported) { + console.warn( + `Unsupported socket option: ${level}, ${optionName}, ${optionValue}` + ); + return -1; + } + const ws = PHPWASM.getAllWebSockets(socketd)[0]; + if (!ws) { + return -1; + } + ws.setSocketOpt(level, optionName, optionValuePtr); + return 0; + } + + var Asyncify = { + instrumentWasmImports(imports) { + var importPattern = + /^(js_open_process|js_waitpid|js_process_status|js_create_input_device|wasm_setsockopt|wasm_shutdown|wasm_close|invoke_.*|__asyncjs__.*)$/; + for (let [x, original] of Object.entries(imports)) { + if (typeof original == 'function') { + let isAsyncifyImport = + original.isAsync || importPattern.test(x); + // Wrap async imports with a suspending WebAssembly function. + if (isAsyncifyImport) { + imports[x] = original = new WebAssembly.Suspending( + original + ); + } + } + } + }, + instrumentWasmExports(exports) { + var exportPattern = + /^(wasm_sleep|wasm_read|emscripten_sleep|wasm_sapi_handle_request|wasm_sapi_request_shutdown|wasm_poll_socket|wrap_select|__wrap_select|select|php_pollfd_for|fflush|wasm_popen|wasm_read|wasm_php_exec|run_cli|main|__main_argc_argv)$/; + Asyncify.asyncExports = new Set(); + var ret = {}; + for (let [x, original] of Object.entries(exports)) { + if (typeof original == 'function') { + // Wrap all exports with a promising WebAssembly function. + let isAsyncifyExport = exportPattern.test(x); + if (isAsyncifyExport) { + Asyncify.asyncExports.add(original); + original = Asyncify.makeAsyncFunction(original); + } + ret[x] = (...args) => original(...args); + } else { + ret[x] = original; + } + } + return ret; + }, + asyncExports: null, + isAsyncExport(func) { + return Asyncify.asyncExports?.has(func); + }, + handleAsync: async (startAsync) => { + runtimeKeepalivePush(); + try { + return await startAsync(); + } finally { + runtimeKeepalivePop(); + } + }, + handleSleep(startAsync) { + return Asyncify.handleAsync(() => new Promise(startAsync)); + }, + makeAsyncFunction(original) { + return WebAssembly.promising(original); + }, + }; + + var getCFunc = (ident) => { + var func = Module['_' + ident]; + // closure exported function + return func; + }; + + var writeArrayToMemory = (array, buffer) => { + HEAP8.set(array, buffer); + }; + + var stackSave = () => _emscripten_stack_get_current(); + + var stackRestore = (val) => __emscripten_stack_restore(val); + + /** + * @param {string|null=} returnType + * @param {Array=} argTypes + * @param {Arguments|Array=} args + * @param {Object=} opts + */ var ccall = (ident, returnType, argTypes, args, opts) => { + // For fast lookup of conversion functions + var toC = { + string: (str) => { + var ret = 0; + if (str !== null && str !== undefined && str !== 0) { + // null string + ret = stringToUTF8OnStack(str); + } + return ret; + }, + array: (arr) => { + var ret = stackAlloc(arr.length); + writeArrayToMemory(arr, ret); + return ret; + }, + }; + function convertReturnValue(ret) { + if (returnType === 'string') { + return UTF8ToString(ret); + } + if (returnType === 'boolean') return Boolean(ret); + return ret; + } + var func = getCFunc(ident); + var cArgs = []; + var stack = 0; + if (args) { + for (var i = 0; i < args.length; i++) { + var converter = toC[argTypes[i]]; + if (converter) { + if (stack === 0) stack = stackSave(); + cArgs[i] = converter(args[i]); + } else { + cArgs[i] = args[i]; + } + } + } + var ret = func(...cArgs); + function onDone(ret) { + if (stack !== 0) stackRestore(stack); + return convertReturnValue(ret); + } + var asyncMode = opts?.async; + if (asyncMode) return ret.then(onDone); + ret = onDone(ret); + return ret; + }; + + var FS_createPath = FS.createPath; + + var FS_unlink = (path) => FS.unlink(path); + + var FS_createLazyFile = FS.createLazyFile; + + var FS_createDevice = FS.createDevice; + + FS.createPreloadedFile = FS_createPreloadedFile; + + FS.staticInit(); + + // Set module methods based on EXPORTED_RUNTIME_METHODS + Module['FS_createPath'] = FS.createPath; + + Module['FS_createDataFile'] = FS.createDataFile; + + Module['FS_createPreloadedFile'] = FS.createPreloadedFile; + + Module['FS_unlink'] = FS.unlink; + + Module['FS_createLazyFile'] = FS.createLazyFile; + + Module['FS_createDevice'] = FS.createDevice; + + // This error may happen quite a bit. To avoid overhead we reuse it (and + // suffer a lack of stack info). + MEMFS.doesNotExistError = new FS.ErrnoError(44); + + /** @suppress {checkTypes} */ MEMFS.doesNotExistError.stack = + ''; + + if (ENVIRONMENT_IS_NODE) { + NODEFS.staticInit(); + } + + PHPWASM.init(); + + var wasmImports = { + /** @export */ __assert_fail: ___assert_fail, + /** @export */ __asyncjs__js_fd_read, + /** @export */ __asyncjs__js_module_onMessage, + /** @export */ __asyncjs__js_popen_to_file, + /** @export */ __asyncjs__wasm_poll_socket, + /** @export */ __call_sighandler: ___call_sighandler, + /** @export */ __syscall_accept4: ___syscall_accept4, + /** @export */ __syscall_bind: ___syscall_bind, + /** @export */ __syscall_chdir: ___syscall_chdir, + /** @export */ __syscall_chmod: ___syscall_chmod, + /** @export */ __syscall_connect: ___syscall_connect, + /** @export */ __syscall_dup: ___syscall_dup, + /** @export */ __syscall_dup3: ___syscall_dup3, + /** @export */ __syscall_faccessat: ___syscall_faccessat, + /** @export */ __syscall_fchmod: ___syscall_fchmod, + /** @export */ __syscall_fchown32: ___syscall_fchown32, + /** @export */ __syscall_fchownat: ___syscall_fchownat, + /** @export */ __syscall_fcntl64: ___syscall_fcntl64, + /** @export */ __syscall_fstat64: ___syscall_fstat64, + /** @export */ __syscall_ftruncate64: ___syscall_ftruncate64, + /** @export */ __syscall_getcwd: ___syscall_getcwd, + /** @export */ __syscall_getdents64: ___syscall_getdents64, + /** @export */ __syscall_getpeername: ___syscall_getpeername, + /** @export */ __syscall_getsockname: ___syscall_getsockname, + /** @export */ __syscall_getsockopt: ___syscall_getsockopt, + /** @export */ __syscall_ioctl: ___syscall_ioctl, + /** @export */ __syscall_listen: ___syscall_listen, + /** @export */ __syscall_lstat64: ___syscall_lstat64, + /** @export */ __syscall_mkdirat: ___syscall_mkdirat, + /** @export */ __syscall_newfstatat: ___syscall_newfstatat, + /** @export */ __syscall_openat: ___syscall_openat, + /** @export */ __syscall_pipe: ___syscall_pipe, + /** @export */ __syscall_poll: ___syscall_poll, + /** @export */ __syscall_readlinkat: ___syscall_readlinkat, + /** @export */ __syscall_recvfrom: ___syscall_recvfrom, + /** @export */ __syscall_renameat: ___syscall_renameat, + /** @export */ __syscall_rmdir: ___syscall_rmdir, + /** @export */ __syscall_sendto: ___syscall_sendto, + /** @export */ __syscall_socket: ___syscall_socket, + /** @export */ __syscall_stat64: ___syscall_stat64, + /** @export */ __syscall_statfs64: ___syscall_statfs64, + /** @export */ __syscall_symlinkat: ___syscall_symlinkat, + /** @export */ __syscall_unlinkat: ___syscall_unlinkat, + /** @export */ __syscall_utimensat: ___syscall_utimensat, + /** @export */ _abort_js: __abort_js, + /** @export */ _emscripten_lookup_name: __emscripten_lookup_name, + /** @export */ _emscripten_memcpy_js: __emscripten_memcpy_js, + /** @export */ _emscripten_runtime_keepalive_clear: + __emscripten_runtime_keepalive_clear, + /** @export */ _gmtime_js: __gmtime_js, + /** @export */ _localtime_js: __localtime_js, + /** @export */ _mktime_js: __mktime_js, + /** @export */ _mmap_js: __mmap_js, + /** @export */ _munmap_js: __munmap_js, + /** @export */ _setitimer_js: __setitimer_js, + /** @export */ _tzset_js: __tzset_js, + /** @export */ clock_time_get: _clock_time_get, + /** @export */ emscripten_date_now: _emscripten_date_now, + /** @export */ emscripten_get_heap_max: _emscripten_get_heap_max, + /** @export */ emscripten_get_now: _emscripten_get_now, + /** @export */ emscripten_resize_heap: _emscripten_resize_heap, + /** @export */ emscripten_sleep: _emscripten_sleep, + /** @export */ environ_get: _environ_get, + /** @export */ environ_sizes_get: _environ_sizes_get, + /** @export */ exit: _exit, + /** @export */ fd_close: _fd_close, + /** @export */ fd_fdstat_get: _fd_fdstat_get, + /** @export */ fd_read: _fd_read, + /** @export */ fd_seek: _fd_seek, + /** @export */ fd_sync: _fd_sync, + /** @export */ fd_write: _fd_write, + /** @export */ getaddrinfo: _getaddrinfo, + /** @export */ getnameinfo: _getnameinfo, + /** @export */ getprotobyname: _getprotobyname, + /** @export */ getprotobynumber: _getprotobynumber, + /** @export */ js_create_input_device: _js_create_input_device, + /** @export */ js_open_process: _js_open_process, + /** @export */ js_process_status: _js_process_status, + /** @export */ js_waitpid: _js_waitpid, + /** @export */ proc_exit: _proc_exit, + /** @export */ strptime: _strptime, + /** @export */ wasm_close: _wasm_close, + /** @export */ wasm_setsockopt: _wasm_setsockopt, + }; + + var wasmExports; + + createWasm(); + + var ___wasm_call_ctors = () => + (___wasm_call_ctors = wasmExports['__wasm_call_ctors'])(); + + var _malloc = (a0) => (_malloc = wasmExports['malloc'])(a0); + + var _wasm_sleep = (Module['_wasm_sleep'] = (a0) => + (_wasm_sleep = Module['_wasm_sleep'] = wasmExports['wasm_sleep'])(a0)); + + var _ntohs = (a0) => (_ntohs = wasmExports['ntohs'])(a0); + + var _htons = (a0) => (_htons = wasmExports['htons'])(a0); + + var _htonl = (a0) => (_htonl = wasmExports['htonl'])(a0); + + var _wasm_read = (Module['_wasm_read'] = (a0, a1, a2) => + (_wasm_read = Module['_wasm_read'] = wasmExports['wasm_read'])( + a0, + a1, + a2 + )); + + var _fflush = (a0) => (_fflush = wasmExports['fflush'])(a0); + + var _wasm_popen = (Module['_wasm_popen'] = (a0, a1) => + (_wasm_popen = Module['_wasm_popen'] = wasmExports['wasm_popen'])( + a0, + a1 + )); + + var _wasm_php_exec = (Module['_wasm_php_exec'] = (a0, a1, a2, a3) => + (_wasm_php_exec = Module['_wasm_php_exec'] = + wasmExports['wasm_php_exec'])(a0, a1, a2, a3)); + + var _php_pollfd_for = (Module['_php_pollfd_for'] = (a0, a1, a2) => + (_php_pollfd_for = Module['_php_pollfd_for'] = + wasmExports['php_pollfd_for'])(a0, a1, a2)); + + var ___wrap_select = (Module['___wrap_select'] = (a0, a1, a2, a3, a4) => + (___wrap_select = Module['___wrap_select'] = + wasmExports['__wrap_select'])(a0, a1, a2, a3, a4)); + + var _wasm_add_cli_arg = (Module['_wasm_add_cli_arg'] = (a0) => + (_wasm_add_cli_arg = Module['_wasm_add_cli_arg'] = + wasmExports['wasm_add_cli_arg'])(a0)); + + var _run_cli = (Module['_run_cli'] = () => + (_run_cli = Module['_run_cli'] = wasmExports['run_cli'])()); + + var _wasm_set_sapi_name = (Module['_wasm_set_sapi_name'] = (a0) => + (_wasm_set_sapi_name = Module['_wasm_set_sapi_name'] = + wasmExports['wasm_set_sapi_name'])(a0)); + + var _wasm_set_phpini_path = (Module['_wasm_set_phpini_path'] = (a0) => + (_wasm_set_phpini_path = Module['_wasm_set_phpini_path'] = + wasmExports['wasm_set_phpini_path'])(a0)); + + var _wasm_add_SERVER_entry = (Module['_wasm_add_SERVER_entry'] = (a0, a1) => + (_wasm_add_SERVER_entry = Module['_wasm_add_SERVER_entry'] = + wasmExports['wasm_add_SERVER_entry'])(a0, a1)); + + var _wasm_add_ENV_entry = (Module['_wasm_add_ENV_entry'] = (a0, a1) => + (_wasm_add_ENV_entry = Module['_wasm_add_ENV_entry'] = + wasmExports['wasm_add_ENV_entry'])(a0, a1)); + + var _wasm_set_query_string = (Module['_wasm_set_query_string'] = (a0) => + (_wasm_set_query_string = Module['_wasm_set_query_string'] = + wasmExports['wasm_set_query_string'])(a0)); + + var _wasm_set_path_translated = (Module['_wasm_set_path_translated'] = ( + a0 + ) => + (_wasm_set_path_translated = Module['_wasm_set_path_translated'] = + wasmExports['wasm_set_path_translated'])(a0)); -var Asyncify = { - instrumentWasmImports(imports) { - var importPattern = /^(js_open_process|js_waitpid|js_process_status|js_create_input_device|wasm_setsockopt|wasm_shutdown|wasm_close|invoke_.*|__asyncjs__.*)$/; - for (let [x, original] of Object.entries(imports)) { - if (typeof original == "function") { - let isAsyncifyImport = original.isAsync || importPattern.test(x); - if (isAsyncifyImport) { - imports[x] = original = new WebAssembly.Suspending(original); - } - } - } - }, - instrumentWasmExports(exports) { - var exportPattern = /^(wasm_sleep|wasm_read|emscripten_sleep|wasm_sapi_handle_request|wasm_sapi_request_shutdown|wasm_poll_socket|wrap_select|__wrap_select|select|php_pollfd_for|fflush|wasm_popen|wasm_read|wasm_php_exec|run_cli|main|__main_argc_argv)$/; - Asyncify.asyncExports = new Set; - var ret = {}; - for (let [x, original] of Object.entries(exports)) { - if (typeof original == "function") { - let isAsyncifyExport = exportPattern.test(x); - if (isAsyncifyExport) { - Asyncify.asyncExports.add(original); - original = Asyncify.makeAsyncFunction(original); - } - ret[x] = (...args) => original(...args); - } else { - ret[x] = original; - } - } - return ret; - }, - asyncExports: null, - isAsyncExport(func) { - return Asyncify.asyncExports?.has(func); - }, - handleAsync: async startAsync => { - runtimeKeepalivePush(); - try { - return await startAsync(); - } finally { - runtimeKeepalivePop(); - } - }, - handleSleep(startAsync) { - return Asyncify.handleAsync(() => new Promise(startAsync)); - }, - makeAsyncFunction(original) { - return WebAssembly.promising(original); - } -}; - -var getCFunc = ident => { - var func = Module["_" + ident]; - return func; -}; - -var stackSave = () => _emscripten_stack_get_current(); - -var stackRestore = val => __emscripten_stack_restore(val); - -/** - * @param {string|null=} returnType - * @param {Array=} argTypes - * @param {Arguments|Array=} args - * @param {Object=} opts - */ var ccall = (ident, returnType, argTypes, args, opts) => { - var toC = { - "string": str => { - var ret = 0; - if (str !== null && str !== undefined && str !== 0) { - ret = stringToUTF8OnStack(str); - } - return ret; - }, - "array": arr => { - var ret = stackAlloc(arr.length); - writeArrayToMemory(arr, ret); - return ret; - } - }; - function convertReturnValue(ret) { - if (returnType === "string") { - return UTF8ToString(ret); - } - if (returnType === "boolean") return Boolean(ret); - return ret; - } - var func = getCFunc(ident); - var cArgs = []; - var stack = 0; - if (args) { - for (var i = 0; i < args.length; i++) { - var converter = toC[argTypes[i]]; - if (converter) { - if (stack === 0) stack = stackSave(); - cArgs[i] = converter(args[i]); - } else { - cArgs[i] = args[i]; - } - } - } - var ret = func(...cArgs); - function onDone(ret) { - if (stack !== 0) stackRestore(stack); - return convertReturnValue(ret); - } - var asyncMode = opts?.async; - if (asyncMode) return ret.then(onDone); - ret = onDone(ret); - return ret; -}; - -var FS_createPath = FS.createPath; - -var FS_unlink = path => FS.unlink(path); - -var FS_createLazyFile = FS.createLazyFile; - -var FS_createDevice = FS.createDevice; - -FS.createPreloadedFile = FS_createPreloadedFile; - -FS.staticInit(); - -Module["FS_createPath"] = FS.createPath; - -Module["FS_createDataFile"] = FS.createDataFile; - -Module["FS_createPreloadedFile"] = FS.createPreloadedFile; - -Module["FS_unlink"] = FS.unlink; - -Module["FS_createLazyFile"] = FS.createLazyFile; - -Module["FS_createDevice"] = FS.createDevice; - -if (ENVIRONMENT_IS_NODE) { - NODEFS.staticInit(); -} - -PHPWASM.init(); - -var wasmImports = { - /** @export */ __assert_fail: ___assert_fail, - /** @export */ __asyncjs__js_fd_read: __asyncjs__js_fd_read, - /** @export */ __asyncjs__js_module_onMessage: __asyncjs__js_module_onMessage, - /** @export */ __asyncjs__js_popen_to_file: __asyncjs__js_popen_to_file, - /** @export */ __asyncjs__wasm_poll_socket: __asyncjs__wasm_poll_socket, - /** @export */ __call_sighandler: ___call_sighandler, - /** @export */ __syscall_accept4: ___syscall_accept4, - /** @export */ __syscall_bind: ___syscall_bind, - /** @export */ __syscall_chdir: ___syscall_chdir, - /** @export */ __syscall_chmod: ___syscall_chmod, - /** @export */ __syscall_connect: ___syscall_connect, - /** @export */ __syscall_dup: ___syscall_dup, - /** @export */ __syscall_dup3: ___syscall_dup3, - /** @export */ __syscall_faccessat: ___syscall_faccessat, - /** @export */ __syscall_fchmod: ___syscall_fchmod, - /** @export */ __syscall_fchown32: ___syscall_fchown32, - /** @export */ __syscall_fchownat: ___syscall_fchownat, - /** @export */ __syscall_fcntl64: ___syscall_fcntl64, - /** @export */ __syscall_fstat64: ___syscall_fstat64, - /** @export */ __syscall_ftruncate64: ___syscall_ftruncate64, - /** @export */ __syscall_getcwd: ___syscall_getcwd, - /** @export */ __syscall_getdents64: ___syscall_getdents64, - /** @export */ __syscall_getpeername: ___syscall_getpeername, - /** @export */ __syscall_getsockname: ___syscall_getsockname, - /** @export */ __syscall_getsockopt: ___syscall_getsockopt, - /** @export */ __syscall_ioctl: ___syscall_ioctl, - /** @export */ __syscall_listen: ___syscall_listen, - /** @export */ __syscall_lstat64: ___syscall_lstat64, - /** @export */ __syscall_mkdirat: ___syscall_mkdirat, - /** @export */ __syscall_newfstatat: ___syscall_newfstatat, - /** @export */ __syscall_openat: ___syscall_openat, - /** @export */ __syscall_pipe: ___syscall_pipe, - /** @export */ __syscall_poll: ___syscall_poll, - /** @export */ __syscall_readlinkat: ___syscall_readlinkat, - /** @export */ __syscall_recvfrom: ___syscall_recvfrom, - /** @export */ __syscall_renameat: ___syscall_renameat, - /** @export */ __syscall_rmdir: ___syscall_rmdir, - /** @export */ __syscall_sendto: ___syscall_sendto, - /** @export */ __syscall_socket: ___syscall_socket, - /** @export */ __syscall_stat64: ___syscall_stat64, - /** @export */ __syscall_statfs64: ___syscall_statfs64, - /** @export */ __syscall_symlink: ___syscall_symlink, - /** @export */ __syscall_unlinkat: ___syscall_unlinkat, - /** @export */ __syscall_utimensat: ___syscall_utimensat, - /** @export */ _abort_js: __abort_js, - /** @export */ _emscripten_get_now_is_monotonic: __emscripten_get_now_is_monotonic, - /** @export */ _emscripten_lookup_name: __emscripten_lookup_name, - /** @export */ _emscripten_memcpy_js: __emscripten_memcpy_js, - /** @export */ _emscripten_runtime_keepalive_clear: __emscripten_runtime_keepalive_clear, - /** @export */ _gmtime_js: __gmtime_js, - /** @export */ _localtime_js: __localtime_js, - /** @export */ _mktime_js: __mktime_js, - /** @export */ _mmap_js: __mmap_js, - /** @export */ _munmap_js: __munmap_js, - /** @export */ _setitimer_js: __setitimer_js, - /** @export */ _tzset_js: __tzset_js, - /** @export */ emscripten_date_now: _emscripten_date_now, - /** @export */ emscripten_get_heap_max: _emscripten_get_heap_max, - /** @export */ emscripten_get_now: _emscripten_get_now, - /** @export */ emscripten_resize_heap: _emscripten_resize_heap, - /** @export */ emscripten_sleep: _emscripten_sleep, - /** @export */ environ_get: _environ_get, - /** @export */ environ_sizes_get: _environ_sizes_get, - /** @export */ exit: _exit, - /** @export */ fd_close: _fd_close, - /** @export */ fd_fdstat_get: _fd_fdstat_get, - /** @export */ fd_read: _fd_read, - /** @export */ fd_seek: _fd_seek, - /** @export */ fd_sync: _fd_sync, - /** @export */ fd_write: _fd_write, - /** @export */ getaddrinfo: _getaddrinfo, - /** @export */ getnameinfo: _getnameinfo, - /** @export */ getprotobyname: _getprotobyname, - /** @export */ getprotobynumber: _getprotobynumber, - /** @export */ js_create_input_device: _js_create_input_device, - /** @export */ js_open_process: _js_open_process, - /** @export */ js_process_status: _js_process_status, - /** @export */ js_waitpid: _js_waitpid, - /** @export */ proc_exit: _proc_exit, - /** @export */ strftime: _strftime, - /** @export */ strftime_l: _strftime_l, - /** @export */ strptime: _strptime, - /** @export */ wasm_close: _wasm_close, - /** @export */ wasm_setsockopt: _wasm_setsockopt -}; - -var wasmExports = createWasm(); - -var ___wasm_call_ctors = () => (___wasm_call_ctors = wasmExports["__wasm_call_ctors"])(); - -var _malloc = a0 => (_malloc = wasmExports["malloc"])(a0); - -var _wasm_sleep = Module["_wasm_sleep"] = a0 => (_wasm_sleep = Module["_wasm_sleep"] = wasmExports["wasm_sleep"])(a0); - -var _ntohs = a0 => (_ntohs = wasmExports["ntohs"])(a0); - -var _htons = a0 => (_htons = wasmExports["htons"])(a0); - -var _htonl = a0 => (_htonl = wasmExports["htonl"])(a0); - -var _wasm_read = Module["_wasm_read"] = (a0, a1, a2) => (_wasm_read = Module["_wasm_read"] = wasmExports["wasm_read"])(a0, a1, a2); - -var _fflush = a0 => (_fflush = wasmExports["fflush"])(a0); - -var _wasm_popen = Module["_wasm_popen"] = (a0, a1) => (_wasm_popen = Module["_wasm_popen"] = wasmExports["wasm_popen"])(a0, a1); - -var _wasm_php_exec = Module["_wasm_php_exec"] = (a0, a1, a2, a3) => (_wasm_php_exec = Module["_wasm_php_exec"] = wasmExports["wasm_php_exec"])(a0, a1, a2, a3); - -var _php_pollfd_for = Module["_php_pollfd_for"] = (a0, a1, a2) => (_php_pollfd_for = Module["_php_pollfd_for"] = wasmExports["php_pollfd_for"])(a0, a1, a2); - -var ___wrap_select = Module["___wrap_select"] = (a0, a1, a2, a3, a4) => (___wrap_select = Module["___wrap_select"] = wasmExports["__wrap_select"])(a0, a1, a2, a3, a4); - -var _wasm_add_cli_arg = Module["_wasm_add_cli_arg"] = a0 => (_wasm_add_cli_arg = Module["_wasm_add_cli_arg"] = wasmExports["wasm_add_cli_arg"])(a0); - -var _run_cli = Module["_run_cli"] = () => (_run_cli = Module["_run_cli"] = wasmExports["run_cli"])(); - -var _wasm_set_sapi_name = Module["_wasm_set_sapi_name"] = a0 => (_wasm_set_sapi_name = Module["_wasm_set_sapi_name"] = wasmExports["wasm_set_sapi_name"])(a0); - -var _wasm_set_phpini_path = Module["_wasm_set_phpini_path"] = a0 => (_wasm_set_phpini_path = Module["_wasm_set_phpini_path"] = wasmExports["wasm_set_phpini_path"])(a0); - -var _wasm_add_SERVER_entry = Module["_wasm_add_SERVER_entry"] = (a0, a1) => (_wasm_add_SERVER_entry = Module["_wasm_add_SERVER_entry"] = wasmExports["wasm_add_SERVER_entry"])(a0, a1); - -var _wasm_add_ENV_entry = Module["_wasm_add_ENV_entry"] = (a0, a1) => (_wasm_add_ENV_entry = Module["_wasm_add_ENV_entry"] = wasmExports["wasm_add_ENV_entry"])(a0, a1); - -var _wasm_set_query_string = Module["_wasm_set_query_string"] = a0 => (_wasm_set_query_string = Module["_wasm_set_query_string"] = wasmExports["wasm_set_query_string"])(a0); - -var _wasm_set_path_translated = Module["_wasm_set_path_translated"] = a0 => (_wasm_set_path_translated = Module["_wasm_set_path_translated"] = wasmExports["wasm_set_path_translated"])(a0); - -var _wasm_set_skip_shebang = Module["_wasm_set_skip_shebang"] = a0 => (_wasm_set_skip_shebang = Module["_wasm_set_skip_shebang"] = wasmExports["wasm_set_skip_shebang"])(a0); - -var _wasm_set_request_uri = Module["_wasm_set_request_uri"] = a0 => (_wasm_set_request_uri = Module["_wasm_set_request_uri"] = wasmExports["wasm_set_request_uri"])(a0); - -var _wasm_set_request_method = Module["_wasm_set_request_method"] = a0 => (_wasm_set_request_method = Module["_wasm_set_request_method"] = wasmExports["wasm_set_request_method"])(a0); - -var _wasm_set_request_host = Module["_wasm_set_request_host"] = a0 => (_wasm_set_request_host = Module["_wasm_set_request_host"] = wasmExports["wasm_set_request_host"])(a0); - -var _wasm_set_content_type = Module["_wasm_set_content_type"] = a0 => (_wasm_set_content_type = Module["_wasm_set_content_type"] = wasmExports["wasm_set_content_type"])(a0); - -var _wasm_set_request_body = Module["_wasm_set_request_body"] = a0 => (_wasm_set_request_body = Module["_wasm_set_request_body"] = wasmExports["wasm_set_request_body"])(a0); + var _wasm_set_skip_shebang = (Module['_wasm_set_skip_shebang'] = (a0) => + (_wasm_set_skip_shebang = Module['_wasm_set_skip_shebang'] = + wasmExports['wasm_set_skip_shebang'])(a0)); -var _wasm_set_content_length = Module["_wasm_set_content_length"] = a0 => (_wasm_set_content_length = Module["_wasm_set_content_length"] = wasmExports["wasm_set_content_length"])(a0); + var _wasm_set_request_uri = (Module['_wasm_set_request_uri'] = (a0) => + (_wasm_set_request_uri = Module['_wasm_set_request_uri'] = + wasmExports['wasm_set_request_uri'])(a0)); -var _wasm_set_cookies = Module["_wasm_set_cookies"] = a0 => (_wasm_set_cookies = Module["_wasm_set_cookies"] = wasmExports["wasm_set_cookies"])(a0); + var _wasm_set_request_method = (Module['_wasm_set_request_method'] = (a0) => + (_wasm_set_request_method = Module['_wasm_set_request_method'] = + wasmExports['wasm_set_request_method'])(a0)); -var _wasm_set_request_port = Module["_wasm_set_request_port"] = a0 => (_wasm_set_request_port = Module["_wasm_set_request_port"] = wasmExports["wasm_set_request_port"])(a0); + var _wasm_set_request_host = (Module['_wasm_set_request_host'] = (a0) => + (_wasm_set_request_host = Module['_wasm_set_request_host'] = + wasmExports['wasm_set_request_host'])(a0)); -var _wasm_sapi_request_shutdown = Module["_wasm_sapi_request_shutdown"] = () => (_wasm_sapi_request_shutdown = Module["_wasm_sapi_request_shutdown"] = wasmExports["wasm_sapi_request_shutdown"])(); + var _wasm_set_content_type = (Module['_wasm_set_content_type'] = (a0) => + (_wasm_set_content_type = Module['_wasm_set_content_type'] = + wasmExports['wasm_set_content_type'])(a0)); -var _wasm_sapi_handle_request = Module["_wasm_sapi_handle_request"] = () => (_wasm_sapi_handle_request = Module["_wasm_sapi_handle_request"] = wasmExports["wasm_sapi_handle_request"])(); + var _wasm_set_request_body = (Module['_wasm_set_request_body'] = (a0) => + (_wasm_set_request_body = Module['_wasm_set_request_body'] = + wasmExports['wasm_set_request_body'])(a0)); -var _php_wasm_init = Module["_php_wasm_init"] = () => (_php_wasm_init = Module["_php_wasm_init"] = wasmExports["php_wasm_init"])(); + var _wasm_set_content_length = (Module['_wasm_set_content_length'] = (a0) => + (_wasm_set_content_length = Module['_wasm_set_content_length'] = + wasmExports['wasm_set_content_length'])(a0)); -var _wasm_free = Module["_wasm_free"] = a0 => (_wasm_free = Module["_wasm_free"] = wasmExports["wasm_free"])(a0); + var _wasm_set_cookies = (Module['_wasm_set_cookies'] = (a0) => + (_wasm_set_cookies = Module['_wasm_set_cookies'] = + wasmExports['wasm_set_cookies'])(a0)); -var ___funcs_on_exit = () => (___funcs_on_exit = wasmExports["__funcs_on_exit"])(); - -var _emscripten_builtin_memalign = (a0, a1) => (_emscripten_builtin_memalign = wasmExports["emscripten_builtin_memalign"])(a0, a1); - -var __emscripten_timeout = (a0, a1) => (__emscripten_timeout = wasmExports["_emscripten_timeout"])(a0, a1); - -var ___trap = () => (___trap = wasmExports["__trap"])(); - -var __emscripten_tempret_set = a0 => (__emscripten_tempret_set = wasmExports["_emscripten_tempret_set"])(a0); - -var __emscripten_stack_restore = a0 => (__emscripten_stack_restore = wasmExports["_emscripten_stack_restore"])(a0); - -var __emscripten_stack_alloc = a0 => (__emscripten_stack_alloc = wasmExports["_emscripten_stack_alloc"])(a0); - -var _emscripten_stack_get_current = () => (_emscripten_stack_get_current = wasmExports["emscripten_stack_get_current"])(); - -var dynCall_vi = Module["dynCall_vi"] = (a0, a1) => (dynCall_vi = Module["dynCall_vi"] = wasmExports["dynCall_vi"])(a0, a1); - -Module["addRunDependency"] = addRunDependency; - -Module["removeRunDependency"] = removeRunDependency; - -Module["wasmExports"] = wasmExports; - -Module["ccall"] = ccall; - -Module["FS_createPreloadedFile"] = FS_createPreloadedFile; - -Module["FS_unlink"] = FS_unlink; - -Module["FS_createPath"] = FS_createPath; - -Module["FS_createDevice"] = FS_createDevice; - -Module["FS_createDataFile"] = FS_createDataFile; - -Module["FS_createLazyFile"] = FS_createLazyFile; - -Module["PROXYFS"] = PROXYFS; - -var calledRun; - -dependenciesFulfilled = function runCaller() { - if (!calledRun) run(); - if (!calledRun) dependenciesFulfilled = runCaller; -}; - -function run() { - if (runDependencies > 0) { - return; - } - preRun(); - if (runDependencies > 0) { - return; - } - function doRun() { - if (calledRun) return; - calledRun = true; - Module["calledRun"] = true; - if (ABORT) return; - initRuntime(); - if (Module["onRuntimeInitialized"]) Module["onRuntimeInitialized"](); - postRun(); - } - if (Module["setStatus"]) { - Module["setStatus"]("Running..."); - setTimeout(function() { - setTimeout(function() { - Module["setStatus"](""); - }, 1); - doRun(); - }, 1); - } else { - doRun(); - } -} - -if (Module["preInit"]) { - if (typeof Module["preInit"] == "function") Module["preInit"] = [ Module["preInit"] ]; - while (Module["preInit"].length > 0) { - Module["preInit"].pop()(); - } -} - -run(); -/** - * Emscripten resolves `localhost` to a random IP address. Let's - * make it always resolve to 127.0.0.1. - */ -DNS.address_map.addrs.localhost = '127.0.0.1'; - -/** - * Debugging Asyncify errors is tricky because the stack trace is lost when the - * error is thrown. This code saves the stack trace in a global variable - * so that it can be inspected later. - */ -PHPLoader.debug = 'debug' in PHPLoader ? PHPLoader.debug : true; -if (PHPLoader.debug && typeof Asyncify !== "undefined") { - const originalHandleSleep = Asyncify.handleSleep; - Asyncify.handleSleep = function (startAsync) { - if (!ABORT) { - Module["lastAsyncifyStackSource"] = new Error(); - } - return originalHandleSleep(startAsync); - } -} - -/** - * Data dependencies call removeRunDependency() when they are loaded. - * The synchronous call stack then continues to run. If an error occurs - * in PHP initialization, e.g. Out Of Memory error, it will not be - * caught by any try/catch. This override propagates the failure to - * PHPLoader.onAbort() so that it can be handled. - */ -const originalRemoveRunDependency = PHPLoader['removeRunDependency']; -PHPLoader['removeRunDependency'] = function (...args) { - try { - originalRemoveRunDependency(...args); - } catch (e) { - PHPLoader['onAbort'](e); - } -} + var _wasm_set_request_port = (Module['_wasm_set_request_port'] = (a0) => + (_wasm_set_request_port = Module['_wasm_set_request_port'] = + wasmExports['wasm_set_request_port'])(a0)); -/** - * Other exports live in the Dockerfile in: - * - * * EXPORTED_RUNTIME_METHODS - * * EXPORTED_FUNCTIONS - * - * These exports, however, live in here because: - * - * * Listing them in EXPORTED_RUNTIME_METHODS doesn't actually - * export them. This could be a bug in Emscripten or a consequence of - * that option being deprecated. - * * Listing them in EXPORTED_FUNCTIONS works, but they are overridden - * on every `BasePHP.run()` call. This is a problem because we want to - * spy on these calls in some unit tests. - * - * Therefore, we export them here. - */ -PHPLoader['malloc'] = _malloc; -PHPLoader['free'] = typeof _free === 'function' ? _free : PHPLoader['_wasm_free']; - -return PHPLoader; - -// Close the opening bracket from esm-prefix.js: + var _wasm_sapi_request_shutdown = (Module['_wasm_sapi_request_shutdown'] = + () => + (_wasm_sapi_request_shutdown = Module[ + '_wasm_sapi_request_shutdown' + ] = + wasmExports['wasm_sapi_request_shutdown'])()); + + var _wasm_sapi_handle_request = (Module['_wasm_sapi_handle_request'] = () => + (_wasm_sapi_handle_request = Module['_wasm_sapi_handle_request'] = + wasmExports['wasm_sapi_handle_request'])()); + + var _php_wasm_init = (Module['_php_wasm_init'] = () => + (_php_wasm_init = Module['_php_wasm_init'] = + wasmExports['php_wasm_init'])()); + + var _wasm_free = (Module['_wasm_free'] = (a0) => + (_wasm_free = Module['_wasm_free'] = wasmExports['wasm_free'])(a0)); + + var ___funcs_on_exit = () => + (___funcs_on_exit = wasmExports['__funcs_on_exit'])(); + + var _emscripten_builtin_memalign = (a0, a1) => + (_emscripten_builtin_memalign = + wasmExports['emscripten_builtin_memalign'])(a0, a1); + + var __emscripten_timeout = (a0, a1) => + (__emscripten_timeout = wasmExports['_emscripten_timeout'])(a0, a1); + + var ___trap = () => (___trap = wasmExports['__trap'])(); + + var __emscripten_tempret_set = (a0) => + (__emscripten_tempret_set = wasmExports['_emscripten_tempret_set'])(a0); + + var __emscripten_stack_restore = (a0) => + (__emscripten_stack_restore = wasmExports['_emscripten_stack_restore'])( + a0 + ); + + var __emscripten_stack_alloc = (a0) => + (__emscripten_stack_alloc = wasmExports['_emscripten_stack_alloc'])(a0); + + var _emscripten_stack_get_current = () => + (_emscripten_stack_get_current = + wasmExports['emscripten_stack_get_current'])(); + + var dynCall_vi = (Module['dynCall_vi'] = (a0, a1) => + (dynCall_vi = Module['dynCall_vi'] = wasmExports['dynCall_vi'])( + a0, + a1 + )); + + // include: postamble.js + // === Auto-generated postamble setup entry stuff === + Module['addRunDependency'] = addRunDependency; + + Module['removeRunDependency'] = removeRunDependency; + + Module['wasmExports'] = wasmExports; + + Module['ccall'] = ccall; + + Module['FS_createPreloadedFile'] = FS_createPreloadedFile; + + Module['FS_unlink'] = FS_unlink; + + Module['FS_createPath'] = FS_createPath; + + Module['FS_createDevice'] = FS_createDevice; + + Module['FS_createDataFile'] = FS_createDataFile; + + Module['FS_createLazyFile'] = FS_createLazyFile; + + Module['PROXYFS'] = PROXYFS; + + var calledRun; + + dependenciesFulfilled = function runCaller() { + // If run has never been called, and we should call run (INVOKE_RUN is true, and Module.noInitialRun is not false) + if (!calledRun) run(); + if (!calledRun) dependenciesFulfilled = runCaller; + }; + + // try this again later, after new deps are fulfilled + function run() { + if (runDependencies > 0) { + return; + } + preRun(); + // a preRun added a dependency, run will be called later + if (runDependencies > 0) { + return; + } + function doRun() { + // run may have just been called through dependencies being fulfilled just in this very frame, + // or while the async setStatus time below was happening + if (calledRun) return; + calledRun = true; + Module['calledRun'] = true; + if (ABORT) return; + initRuntime(); + Module['onRuntimeInitialized']?.(); + postRun(); + } + if (Module['setStatus']) { + Module['setStatus']('Running...'); + setTimeout(() => { + setTimeout(() => Module['setStatus'](''), 1); + doRun(); + }, 1); + } else { + doRun(); + } + } + + if (Module['preInit']) { + if (typeof Module['preInit'] == 'function') + Module['preInit'] = [Module['preInit']]; + while (Module['preInit'].length > 0) { + Module['preInit'].pop()(); + } + } + + run(); + /** + * Emscripten resolves `localhost` to a random IP address. Let's + * make it always resolve to 127.0.0.1. + */ + DNS.address_map.addrs.localhost = '127.0.0.1'; + + /** + * Debugging Asyncify errors is tricky because the stack trace is lost when the + * error is thrown. This code saves the stack trace in a global variable + * so that it can be inspected later. + */ + PHPLoader.debug = 'debug' in PHPLoader ? PHPLoader.debug : true; + if (PHPLoader.debug && typeof Asyncify !== 'undefined') { + const originalHandleSleep = Asyncify.handleSleep; + Asyncify.handleSleep = function (startAsync) { + if (!ABORT) { + Module['lastAsyncifyStackSource'] = new Error(); + } + return originalHandleSleep(startAsync); + }; + } + + /** + * Data dependencies call removeRunDependency() when they are loaded. + * The synchronous call stack then continues to run. If an error occurs + * in PHP initialization, e.g. Out Of Memory error, it will not be + * caught by any try/catch. This override propagates the failure to + * PHPLoader.onAbort() so that it can be handled. + */ + const originalRemoveRunDependency = PHPLoader['removeRunDependency']; + PHPLoader['removeRunDependency'] = function (...args) { + try { + originalRemoveRunDependency(...args); + } catch (e) { + PHPLoader['onAbort'](e); + } + }; + + /** + * Other exports live in the Dockerfile in: + * + * * EXPORTED_RUNTIME_METHODS + * * EXPORTED_FUNCTIONS + * + * These exports, however, live in here because: + * + * * Listing them in EXPORTED_RUNTIME_METHODS doesn't actually + * export them. This could be a bug in Emscripten or a consequence of + * that option being deprecated. + * * Listing them in EXPORTED_FUNCTIONS works, but they are overridden + * on every `BasePHP.run()` call. This is a problem because we want to + * spy on these calls in some unit tests. + * + * Therefore, we export them here. + */ + PHPLoader['malloc'] = _malloc; + PHPLoader['free'] = + typeof _free === 'function' ? _free : PHPLoader['_wasm_free']; + + return PHPLoader; + + // Close the opening bracket from esm-prefix.js: } diff --git a/packages/php-wasm/node/jspi/php_7_3.js b/packages/php-wasm/node/jspi/php_7_3.js index ae1740f3e8..53de950215 100644 --- a/packages/php-wasm/node/jspi/php_7_3.js +++ b/packages/php-wasm/node/jspi/php_7_3.js @@ -1,6618 +1,8204 @@ -const dependencyFilename = __dirname + '/7_3_33/php_7_3.wasm'; -export { dependencyFilename }; -export const dependenciesTotalSize = 14019617; +const dependencyFilename = __dirname + '/7_3_33/php_7_3.wasm'; +export { dependencyFilename }; +export const dependenciesTotalSize = 14372916; export function init(RuntimeName, PHPLoader) { - /** - * Overrides Emscripten's default ExitStatus object which gets - * thrown on failure. Unfortunately, the default object is not - * a subclass of Error and does not provide any stack trace. - * - * This is a deliberate behavior on Emscripten's end to prevent - * memory leaks after the program exits. See: - * - * https://github.com/emscripten-core/emscripten/pull/9108 - * - * In case of WordPress Playground, the worker in which the PHP - * runs will typically exit after the PHP program finishes, so - * we don't have to worry about memory leaks. - * - * As for assigning to a previously undeclared ExitStatus variable here, - * the Emscripten module declares `ExitStatus` as `function ExitStatus` - * which means it gets hoisted to the top of the scope and can be - * reassigned here – before the actual declaration is reached. - * - * If that sounds weird, try this example: - * - * ExitStatus = () => { console.log("reassigned"); } - * function ExitStatus() {} - * ExitStatus(); - * // logs "reassigned" - */ - ExitStatus = class PHPExitStatus extends Error { - constructor(status) { - super(status); - this.name = "ExitStatus"; - this.message = "Program terminated with exit(" + status + ")"; - this.status = status; - } - } - - // The rest of the code comes from the built php.js file and esm-suffix.js -var Module = typeof PHPLoader != "undefined" ? PHPLoader : {}; - -var ENVIRONMENT_IS_WORKER=RuntimeName==="WORKER"; - -var ENVIRONMENT_IS_NODE=RuntimeName==="NODE"; - -if (ENVIRONMENT_IS_NODE) {} - -var moduleOverrides = Object.assign({}, Module); - -var arguments_ = []; - -var thisProgram = "./this.program"; - -var quit_ = (status, toThrow) => { - throw toThrow; -}; - -var scriptDirectory = ""; - -function locateFile(path) { - if (Module["locateFile"]) { - return Module["locateFile"](path, scriptDirectory); - } - return scriptDirectory + path; -} - -var read_, readAsync, readBinary; - -if (ENVIRONMENT_IS_NODE) { - var fs = require("fs"); - var nodePath = require("path"); - scriptDirectory = __dirname + "/"; - read_ = (filename, binary) => { - filename = isFileURI(filename) ? new URL(filename) : nodePath.normalize(filename); - return fs.readFileSync(filename, binary ? undefined : "utf8"); - }; - readBinary = filename => { - var ret = read_(filename, true); - if (!ret.buffer) { - ret = new Uint8Array(ret); - } - return ret; - }; - readAsync = (filename, onload, onerror, binary = true) => { - filename = isFileURI(filename) ? new URL(filename) : nodePath.normalize(filename); - fs.readFile(filename, binary ? undefined : "utf8", (err, data) => { - if (err) onerror(err); else onload(binary ? data.buffer : data); - }); - }; - if (!Module["thisProgram"] && process.argv.length > 1) { - thisProgram = process.argv[1].replace(/\\/g, "/"); - } - arguments_ = process.argv.slice(2); - if (typeof module != "undefined") { - module["exports"] = Module; - } - quit_ = (status, toThrow) => { - process.exitCode = status; - throw toThrow; - }; -} else {} - -var out = Module["print"] || console.log.bind(console); - -var err = Module["printErr"] || console.error.bind(console); - -Object.assign(Module, moduleOverrides); - -moduleOverrides = null; - -if (Module["arguments"]) arguments_ = Module["arguments"]; - -if (Module["thisProgram"]) thisProgram = Module["thisProgram"]; - -if (Module["quit"]) quit_ = Module["quit"]; - -var wasmBinary; - -if (Module["wasmBinary"]) wasmBinary = Module["wasmBinary"]; - -var wasmMemory; - -var ABORT = false; - -var EXITSTATUS; - -/** @type {function(*, string=)} */ function assert(condition, text) { - if (!condition) { - abort(text); - } -} - -var /** @type {!Int8Array} */ HEAP8, /** @type {!Uint8Array} */ HEAPU8, /** @type {!Int16Array} */ HEAP16, /** @type {!Uint16Array} */ HEAPU16, /** @type {!Int32Array} */ HEAP32, /** @type {!Uint32Array} */ HEAPU32, /** @type {!Float32Array} */ HEAPF32, /** @type {!Float64Array} */ HEAPF64; - -function updateMemoryViews() { - var b = wasmMemory.buffer; - Module["HEAP8"] = HEAP8 = new Int8Array(b); - Module["HEAP16"] = HEAP16 = new Int16Array(b); - Module["HEAPU8"] = HEAPU8 = new Uint8Array(b); - Module["HEAPU16"] = HEAPU16 = new Uint16Array(b); - Module["HEAP32"] = HEAP32 = new Int32Array(b); - Module["HEAPU32"] = HEAPU32 = new Uint32Array(b); - Module["HEAPF32"] = HEAPF32 = new Float32Array(b); - Module["HEAPF64"] = HEAPF64 = new Float64Array(b); -} - -var __ATPRERUN__ = []; - -var __ATINIT__ = []; - -var __ATEXIT__ = []; - -var __ATPOSTRUN__ = []; - -var runtimeInitialized = false; - -var runtimeExited = false; - -function preRun() { - if (Module["preRun"]) { - if (typeof Module["preRun"] == "function") Module["preRun"] = [ Module["preRun"] ]; - while (Module["preRun"].length) { - addOnPreRun(Module["preRun"].shift()); - } - } - callRuntimeCallbacks(__ATPRERUN__); -} - -function initRuntime() { - runtimeInitialized = true; - SOCKFS.root = FS.mount(SOCKFS, {}, null); - if (!Module["noFSInit"] && !FS.init.initialized) FS.init(); - FS.ignorePermissions = false; - TTY.init(); - PIPEFS.root = FS.mount(PIPEFS, {}, null); - callRuntimeCallbacks(__ATINIT__); -} - -function exitRuntime() { - ___funcs_on_exit(); - callRuntimeCallbacks(__ATEXIT__); - FS.quit(); - TTY.shutdown(); - runtimeExited = true; -} - -function postRun() { - if (Module["postRun"]) { - if (typeof Module["postRun"] == "function") Module["postRun"] = [ Module["postRun"] ]; - while (Module["postRun"].length) { - addOnPostRun(Module["postRun"].shift()); - } - } - callRuntimeCallbacks(__ATPOSTRUN__); -} - -function addOnPreRun(cb) { - __ATPRERUN__.unshift(cb); -} - -function addOnInit(cb) { - __ATINIT__.unshift(cb); -} - -function addOnPostRun(cb) { - __ATPOSTRUN__.unshift(cb); -} - -var runDependencies = 0; - -var runDependencyWatcher = null; - -var dependenciesFulfilled = null; - -function getUniqueRunDependency(id) { - return id; -} - -function addRunDependency(id) { - runDependencies++; - Module["monitorRunDependencies"]?.(runDependencies); -} - -function removeRunDependency(id) { - runDependencies--; - Module["monitorRunDependencies"]?.(runDependencies); - if (runDependencies == 0) { - if (runDependencyWatcher !== null) { - clearInterval(runDependencyWatcher); - runDependencyWatcher = null; - } - if (dependenciesFulfilled) { - var callback = dependenciesFulfilled; - dependenciesFulfilled = null; - callback(); - } - } -} - -/** @param {string|number=} what */ function abort(what) { - Module["onAbort"]?.(what); - what = "Aborted(" + what + ")"; - err(what); - ABORT = true; - EXITSTATUS = 1; - what += ". Build with -sASSERTIONS for more info."; - if (runtimeInitialized) { - ___trap(); - } - /** @suppress {checkTypes} */ var e = new WebAssembly.RuntimeError(what); - throw e; -} - -var dataURIPrefix = "data:application/octet-stream;base64,"; - -/** - * Indicates whether filename is a base64 data URI. - * @noinline - */ var isDataURI = filename => filename.startsWith(dataURIPrefix); - -/** - * Indicates whether filename is delivered via file protocol (as opposed to http/https) - * @noinline - */ var isFileURI = filename => filename.startsWith("file://"); - -function findWasmBinary() { - var f = dependencyFilename; - if (!isDataURI(f)) { - return locateFile(f); - } - return f; -} - -var wasmBinaryFile; - -function getBinarySync(file) { - if (file == wasmBinaryFile && wasmBinary) { - return new Uint8Array(wasmBinary); - } - if (readBinary) { - return readBinary(file); - } - throw "both async and sync fetching of the wasm failed"; -} - -function getBinaryPromise(binaryFile) { - if (!wasmBinary) { - return new Promise((resolve, reject) => { - readAsync(binaryFile, response => resolve(new Uint8Array(/** @type{!ArrayBuffer} */ (response))), error => { - try { - resolve(getBinarySync(binaryFile)); - } catch (e) { - reject(e); - } - }); - }); - } - return Promise.resolve().then(() => getBinarySync(binaryFile)); -} - -function instantiateArrayBuffer(binaryFile, imports, receiver) { - return getBinaryPromise(binaryFile).then(binary => WebAssembly.instantiate(binary, imports)).then(receiver, reason => { - err(`failed to asynchronously prepare wasm: ${reason}`); - abort(reason); - }); -} - -function instantiateAsync(binary, binaryFile, imports, callback) { - if (!binary && typeof WebAssembly.instantiateStreaming == "function" && !isDataURI(binaryFile) && !ENVIRONMENT_IS_NODE && typeof fetch == "function") { - return fetch(binaryFile, { - credentials: "same-origin" - }).then(response => { - /** @suppress {checkTypes} */ var result = WebAssembly.instantiateStreaming(response, imports); - return result.then(callback, function(reason) { - err(`wasm streaming compile failed: ${reason}`); - err("falling back to ArrayBuffer instantiation"); - return instantiateArrayBuffer(binaryFile, imports, callback); - }); - }); - } - return instantiateArrayBuffer(binaryFile, imports, callback); -} - -function getWasmImports() { - Asyncify.instrumentWasmImports(wasmImports); - return { - "env": wasmImports, - "wasi_snapshot_preview1": wasmImports - }; -} - -function createWasm() { - var info = getWasmImports(); - /** @param {WebAssembly.Module=} module*/ function receiveInstance(instance, module) { - wasmExports = instance.exports; - wasmExports = Asyncify.instrumentWasmExports(wasmExports); - Module["wasmExports"] = wasmExports; - wasmMemory = wasmExports["memory"]; - updateMemoryViews(); - addOnInit(wasmExports["__wasm_call_ctors"]); - removeRunDependency("wasm-instantiate"); - return wasmExports; - } - addRunDependency("wasm-instantiate"); - function receiveInstantiationResult(result) { - receiveInstance(result["instance"]); - } - if (Module["instantiateWasm"]) { - try { - return Module["instantiateWasm"](info, receiveInstance); - } catch (e) { - err(`Module.instantiateWasm callback failed with error: ${e}`); - return false; - } - } - if (!wasmBinaryFile) wasmBinaryFile = findWasmBinary(); - instantiateAsync(wasmBinary, wasmBinaryFile, info, receiveInstantiationResult); - return {}; -} - -var tempDouble; - -var tempI64; - -function __asyncjs__js_popen_to_file(command, mode, exitCodePtr) { - return Asyncify.handleAsync(async () => { - const returnCallback = resolver => new Promise(resolver); - if (!command) return 1; - const cmdstr = UTF8ToString(command); - if (!cmdstr.length) return 0; - const modestr = UTF8ToString(mode); - if (!modestr.length) return 0; - if (modestr === "w") { - console.error('popen($cmd, "w") is not implemented yet'); - } - return returnCallback(async wakeUp => { - let cp; - try { - cp = PHPWASM.spawnProcess(cmdstr, []); - if (cp instanceof Promise) { - cp = await cp; - } - } catch (e) { - console.error(e); - if (e.code === "SPAWN_UNSUPPORTED") { - return 1; - } - throw e; - } - const outByteArrays = []; - cp.stdout.on("data", function(data) { - outByteArrays.push(data); - }); - const outputPath = "/tmp/popen_output"; - cp.on("exit", function(exitCode) { - const outBytes = new Uint8Array(outByteArrays.reduce((acc, curr) => acc + curr.length, 0)); - let offset = 0; - for (const byteArray of outByteArrays) { - outBytes.set(byteArray, offset); - offset += byteArray.length; - } - FS.writeFile(outputPath, outBytes); - HEAPU8[exitCodePtr] = exitCode; - wakeUp(allocateUTF8OnStack(outputPath)); - }); - }); - }); -} - -__asyncjs__js_popen_to_file.sig = "iiii"; - -function __asyncjs__wasm_poll_socket(socketd, events, timeout) { - return Asyncify.handleAsync(async () => { - const returnCallback = resolver => new Promise(resolver); - const POLLIN = 1; - const POLLPRI = 2; - const POLLOUT = 4; - const POLLERR = 8; - const POLLHUP = 16; - const POLLNVAL = 32; - return returnCallback(wakeUp => { - const polls = []; - if (socketd in PHPWASM.child_proc_by_fd) { - const procInfo = PHPWASM.child_proc_by_fd[socketd]; - if (procInfo.exited) { - wakeUp(0); - return; - } - polls.push(PHPWASM.awaitEvent(procInfo.stdout, "data")); - } else if (FS.isSocket(FS.getStream(socketd)?.node.mode)) { - const sock = getSocketFromFD(socketd); - if (!sock) { - wakeUp(0); - return; - } - const lookingFor = new Set; - if (events & POLLIN || events & POLLPRI) { - if (sock.server) { - for (const client of sock.pending) { - if ((client.recv_queue || []).length > 0) { - wakeUp(1); - return; - } - } - } else if ((sock.recv_queue || []).length > 0) { - wakeUp(1); - return; - } - } - const webSockets = PHPWASM.getAllWebSockets(sock); - if (!webSockets.length) { - wakeUp(0); - return; - } - for (const ws of webSockets) { - if (events & POLLIN || events & POLLPRI) { - polls.push(PHPWASM.awaitData(ws)); - lookingFor.add("POLLIN"); - } - if (events & POLLOUT) { - polls.push(PHPWASM.awaitConnection(ws)); - lookingFor.add("POLLOUT"); - } - if (events & POLLHUP) { - polls.push(PHPWASM.awaitClose(ws)); - lookingFor.add("POLLHUP"); - } - if (events & POLLERR || events & POLLNVAL) { - polls.push(PHPWASM.awaitError(ws)); - lookingFor.add("POLLERR"); - } - } - } else { - setTimeout(function() { - wakeUp(1); - }, timeout); - return; - } - if (polls.length === 0) { - console.warn("Unsupported poll event " + events + ", defaulting to setTimeout()."); - setTimeout(function() { - wakeUp(0); - }, timeout); - return; - } - const promises = polls.map(([promise]) => promise); - const clearPolling = () => polls.forEach(([, clear]) => clear()); - let awaken = false; - let timeoutId; - Promise.race(promises).then(function(results) { - if (!awaken) { - awaken = true; - wakeUp(1); - if (timeoutId) { - clearTimeout(timeoutId); - } - clearPolling(); - } - }); - if (timeout !== -1) { - timeoutId = setTimeout(function() { - if (!awaken) { - awaken = true; - wakeUp(0); - clearPolling(); - } - }, timeout); - } - }); - }); -} - -__asyncjs__wasm_poll_socket.sig = "iiii"; - -function __asyncjs__js_fd_read(fd, iov, iovcnt, pnum) { - return Asyncify.handleAsync(async () => { - const returnCallback = resolver => new Promise(resolver); - if (Asyncify?.State?.Normal === undefined || Asyncify?.state === Asyncify?.State?.Normal) { - var returnCode; - var stream; - let num = 0; - try { - stream = SYSCALLS.getStreamFromFD(fd); - const num = doReadv(stream, iov, iovcnt); - HEAPU32[pnum >> 2] = num; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) { - throw e; - } - if (e.errno !== 6 || !(stream?.fd in PHPWASM.child_proc_by_fd)) { - HEAPU32[pnum >> 2] = 0; - return returnCode; - } - } - } - return returnCallback(wakeUp => { - var retries = 0; - var interval = 50; - var timeout = 5e3; - var maxRetries = timeout / interval; - function poll() { - var returnCode; - var stream; - let num; - try { - stream = SYSCALLS.getStreamFromFD(fd); - num = doReadv(stream, iov, iovcnt); - returnCode = 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) { - console.error(e); - throw e; - } - returnCode = e.errno; - } - const success = returnCode === 0; - const failure = (++retries > maxRetries || !(fd in PHPWASM.child_proc_by_fd) || PHPWASM.child_proc_by_fd[fd]?.exited || FS.isClosed(stream)); - if (success) { - HEAPU32[pnum >> 2] = num; - wakeUp(0); - } else if (failure) { - HEAPU32[pnum >> 2] = 0; - wakeUp(returnCode === 6 ? 0 : returnCode); - } else { - setTimeout(poll, interval); - } - } - poll(); - }); - }); -} - -__asyncjs__js_fd_read.sig = "iiiii"; - -function __asyncjs__js_module_onMessage(data, response_buffer) { - return Asyncify.handleAsync(async () => { - if (Module["onMessage"]) { - const dataStr = UTF8ToString(data); - return Module["onMessage"](dataStr).then(response => { - const responseBytes = typeof response === "string" ? (new TextEncoder).encode(response) : response; - const responseSize = responseBytes.byteLength; - const responsePtr = _malloc(responseSize + 1); - HEAPU8.set(responseBytes, responsePtr); - HEAPU8[responsePtr + responseSize] = 0; - HEAPU8[response_buffer] = responsePtr; - HEAPU8[response_buffer + 1] = responsePtr >> 8; - HEAPU8[response_buffer + 2] = responsePtr >> 16; - HEAPU8[response_buffer + 3] = responsePtr >> 24; - return responseSize; - }).catch(e => { - console.error(e); - return -1; - }); - } - }); -} - -__asyncjs__js_module_onMessage.sig = "iii"; - -/** @constructor */ function ExitStatus(status) { - this.name = "ExitStatus"; - this.message = `Program terminated with exit(${status})`; - this.status = status; -} - -var callRuntimeCallbacks = callbacks => { - while (callbacks.length > 0) { - callbacks.shift()(Module); - } -}; - -var noExitRuntime = Module["noExitRuntime"] || false; - -var UTF8Decoder = typeof TextDecoder != "undefined" ? new TextDecoder("utf8") : undefined; - -/** - * Given a pointer 'idx' to a null-terminated UTF8-encoded string in the given - * array that contains uint8 values, returns a copy of that string as a - * Javascript String object. - * heapOrArray is either a regular array, or a JavaScript typed array view. - * @param {number} idx - * @param {number=} maxBytesToRead - * @return {string} - */ var UTF8ArrayToString = (heapOrArray, idx, maxBytesToRead) => { - var endIdx = idx + maxBytesToRead; - var endPtr = idx; - while (heapOrArray[endPtr] && !(endPtr >= endIdx)) ++endPtr; - if (endPtr - idx > 16 && heapOrArray.buffer && UTF8Decoder) { - return UTF8Decoder.decode(heapOrArray.subarray(idx, endPtr)); - } - var str = ""; - while (idx < endPtr) { - var u0 = heapOrArray[idx++]; - if (!(u0 & 128)) { - str += String.fromCharCode(u0); - continue; - } - var u1 = heapOrArray[idx++] & 63; - if ((u0 & 224) == 192) { - str += String.fromCharCode(((u0 & 31) << 6) | u1); - continue; - } - var u2 = heapOrArray[idx++] & 63; - if ((u0 & 240) == 224) { - u0 = ((u0 & 15) << 12) | (u1 << 6) | u2; - } else { - u0 = ((u0 & 7) << 18) | (u1 << 12) | (u2 << 6) | (heapOrArray[idx++] & 63); - } - if (u0 < 65536) { - str += String.fromCharCode(u0); - } else { - var ch = u0 - 65536; - str += String.fromCharCode(55296 | (ch >> 10), 56320 | (ch & 1023)); - } - } - return str; -}; - -/** - * Given a pointer 'ptr' to a null-terminated UTF8-encoded string in the - * emscripten HEAP, returns a copy of that string as a Javascript String object. - * - * @param {number} ptr - * @param {number=} maxBytesToRead - An optional length that specifies the - * maximum number of bytes to read. You can omit this parameter to scan the - * string until the first 0 byte. If maxBytesToRead is passed, and the string - * at [ptr, ptr+maxBytesToReadr[ contains a null byte in the middle, then the - * string will cut short at that byte index (i.e. maxBytesToRead will not - * produce a string of exact length [ptr, ptr+maxBytesToRead[) N.B. mixing - * frequent uses of UTF8ToString() with and without maxBytesToRead may throw - * JS JIT optimizations off, so it is worth to consider consistently using one - * @return {string} - */ var UTF8ToString = (ptr, maxBytesToRead) => ptr ? UTF8ArrayToString(HEAPU8, ptr, maxBytesToRead) : ""; - -Module["UTF8ToString"] = UTF8ToString; - -var ___assert_fail = (condition, filename, line, func) => { - abort(`Assertion failed: ${UTF8ToString(condition)}, at: ` + [ filename ? UTF8ToString(filename) : "unknown filename", line, func ? UTF8ToString(func) : "unknown function" ]); -}; - -var ___call_sighandler = (fp, sig) => (a1 => dynCall_vi(fp, a1))(sig); - -var initRandomFill = () => { - if (typeof crypto == "object" && typeof crypto["getRandomValues"] == "function") { - return view => crypto.getRandomValues(view); - } else if (ENVIRONMENT_IS_NODE) { - try { - var crypto_module = require("crypto"); - var randomFillSync = crypto_module["randomFillSync"]; - if (randomFillSync) { - return view => crypto_module["randomFillSync"](view); - } - var randomBytes = crypto_module["randomBytes"]; - return view => (view.set(randomBytes(view.byteLength)), view); - } catch (e) {} - } - abort("initRandomDevice"); -}; - -var randomFill = view => (randomFill = initRandomFill())(view); - -var PATH = { - isAbs: path => path.charAt(0) === "/", - splitPath: filename => { - var splitPathRe = /^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/; - return splitPathRe.exec(filename).slice(1); - }, - normalizeArray: (parts, allowAboveRoot) => { - var up = 0; - for (var i = parts.length - 1; i >= 0; i--) { - var last = parts[i]; - if (last === ".") { - parts.splice(i, 1); - } else if (last === "..") { - parts.splice(i, 1); - up++; - } else if (up) { - parts.splice(i, 1); - up--; - } - } - if (allowAboveRoot) { - for (;up; up--) { - parts.unshift(".."); - } - } - return parts; - }, - normalize: path => { - var isAbsolute = PATH.isAbs(path), trailingSlash = path.substr(-1) === "/"; - path = PATH.normalizeArray(path.split("/").filter(p => !!p), !isAbsolute).join("/"); - if (!path && !isAbsolute) { - path = "."; - } - if (path && trailingSlash) { - path += "/"; - } - return (isAbsolute ? "/" : "") + path; - }, - dirname: path => { - var result = PATH.splitPath(path), root = result[0], dir = result[1]; - if (!root && !dir) { - return "."; - } - if (dir) { - dir = dir.substr(0, dir.length - 1); - } - return root + dir; - }, - basename: path => { - if (path === "/") return "/"; - path = PATH.normalize(path); - path = path.replace(/\/$/, ""); - var lastSlash = path.lastIndexOf("/"); - if (lastSlash === -1) return path; - return path.substr(lastSlash + 1); - }, - join: (...paths) => PATH.normalize(paths.join("/")), - join2: (l, r) => PATH.normalize(l + "/" + r) -}; - -var PATH_FS = { - resolve: (...args) => { - var resolvedPath = "", resolvedAbsolute = false; - for (var i = args.length - 1; i >= -1 && !resolvedAbsolute; i--) { - var path = (i >= 0) ? args[i] : FS.cwd(); - if (typeof path != "string") { - throw new TypeError("Arguments to path.resolve must be strings"); - } else if (!path) { - return ""; - } - resolvedPath = path + "/" + resolvedPath; - resolvedAbsolute = PATH.isAbs(path); - } - resolvedPath = PATH.normalizeArray(resolvedPath.split("/").filter(p => !!p), !resolvedAbsolute).join("/"); - return ((resolvedAbsolute ? "/" : "") + resolvedPath) || "."; - }, - relative: (from, to) => { - from = PATH_FS.resolve(from).substr(1); - to = PATH_FS.resolve(to).substr(1); - function trim(arr) { - var start = 0; - for (;start < arr.length; start++) { - if (arr[start] !== "") break; - } - var end = arr.length - 1; - for (;end >= 0; end--) { - if (arr[end] !== "") break; - } - if (start > end) return []; - return arr.slice(start, end - start + 1); - } - var fromParts = trim(from.split("/")); - var toParts = trim(to.split("/")); - var length = Math.min(fromParts.length, toParts.length); - var samePartsLength = length; - for (var i = 0; i < length; i++) { - if (fromParts[i] !== toParts[i]) { - samePartsLength = i; - break; - } - } - var outputParts = []; - for (var i = samePartsLength; i < fromParts.length; i++) { - outputParts.push(".."); - } - outputParts = outputParts.concat(toParts.slice(samePartsLength)); - return outputParts.join("/"); - } -}; - -var FS_stdin_getChar_buffer = []; - -var lengthBytesUTF8 = str => { - var len = 0; - for (var i = 0; i < str.length; ++i) { - var c = str.charCodeAt(i); - if (c <= 127) { - len++; - } else if (c <= 2047) { - len += 2; - } else if (c >= 55296 && c <= 57343) { - len += 4; - ++i; - } else { - len += 3; - } - } - return len; -}; - -Module["lengthBytesUTF8"] = lengthBytesUTF8; - -var stringToUTF8Array = (str, heap, outIdx, maxBytesToWrite) => { - if (!(maxBytesToWrite > 0)) return 0; - var startIdx = outIdx; - var endIdx = outIdx + maxBytesToWrite - 1; - for (var i = 0; i < str.length; ++i) { - var u = str.charCodeAt(i); - if (u >= 55296 && u <= 57343) { - var u1 = str.charCodeAt(++i); - u = 65536 + ((u & 1023) << 10) | (u1 & 1023); - } - if (u <= 127) { - if (outIdx >= endIdx) break; - heap[outIdx++] = u; - } else if (u <= 2047) { - if (outIdx + 1 >= endIdx) break; - heap[outIdx++] = 192 | (u >> 6); - heap[outIdx++] = 128 | (u & 63); - } else if (u <= 65535) { - if (outIdx + 2 >= endIdx) break; - heap[outIdx++] = 224 | (u >> 12); - heap[outIdx++] = 128 | ((u >> 6) & 63); - heap[outIdx++] = 128 | (u & 63); - } else { - if (outIdx + 3 >= endIdx) break; - heap[outIdx++] = 240 | (u >> 18); - heap[outIdx++] = 128 | ((u >> 12) & 63); - heap[outIdx++] = 128 | ((u >> 6) & 63); - heap[outIdx++] = 128 | (u & 63); - } - } - heap[outIdx] = 0; - return outIdx - startIdx; -}; - -/** @type {function(string, boolean=, number=)} */ function intArrayFromString(stringy, dontAddNull, length) { - var len = length > 0 ? length : lengthBytesUTF8(stringy) + 1; - var u8array = new Array(len); - var numBytesWritten = stringToUTF8Array(stringy, u8array, 0, u8array.length); - if (dontAddNull) u8array.length = numBytesWritten; - return u8array; -} - -var FS_stdin_getChar = () => { - if (!FS_stdin_getChar_buffer.length) { - var result = null; - if (ENVIRONMENT_IS_NODE) { - var BUFSIZE = 256; - var buf = Buffer.alloc(BUFSIZE); - var bytesRead = 0; - /** @suppress {missingProperties} */ var fd = process.stdin.fd; - try { - bytesRead = fs.readSync(fd, buf, 0, BUFSIZE); - } catch (e) { - if (e.toString().includes("EOF")) bytesRead = 0; else throw e; - } - if (bytesRead > 0) { - result = buf.slice(0, bytesRead).toString("utf-8"); - } - } else {} - if (!result) { - return null; - } - FS_stdin_getChar_buffer = intArrayFromString(result, true); - } - return FS_stdin_getChar_buffer.shift(); -}; - -var TTY = { - ttys: [], - init() {}, - shutdown() {}, - register(dev, ops) { - TTY.ttys[dev] = { - input: [], - output: [], - ops: ops - }; - FS.registerDevice(dev, TTY.stream_ops); - }, - stream_ops: { - open(stream) { - var tty = TTY.ttys[stream.node.rdev]; - if (!tty) { - throw new FS.ErrnoError(43); - } - stream.tty = tty; - stream.seekable = false; - }, - close(stream) { - stream.tty.ops.fsync(stream.tty); - }, - fsync(stream) { - stream.tty.ops.fsync(stream.tty); - }, - read(stream, buffer, offset, length, pos) { - /* ignored */ if (!stream.tty || !stream.tty.ops.get_char) { - throw new FS.ErrnoError(60); - } - var bytesRead = 0; - for (var i = 0; i < length; i++) { - var result; - try { - result = stream.tty.ops.get_char(stream.tty); - } catch (e) { - throw new FS.ErrnoError(29); - } - if (result === undefined && bytesRead === 0) { - throw new FS.ErrnoError(6); - } - if (result === null || result === undefined) break; - bytesRead++; - buffer[offset + i] = result; - } - if (bytesRead) { - stream.node.timestamp = Date.now(); - } - return bytesRead; - }, - write(stream, buffer, offset, length, pos) { - if (!stream.tty || !stream.tty.ops.put_char) { - throw new FS.ErrnoError(60); - } - try { - for (var i = 0; i < length; i++) { - stream.tty.ops.put_char(stream.tty, buffer[offset + i]); - } - } catch (e) { - throw new FS.ErrnoError(29); - } - if (length) { - stream.node.timestamp = Date.now(); - } - return i; - } - }, - default_tty_ops: { - get_char(tty) { - return FS_stdin_getChar(); - }, - put_char(tty, val) { - if (val === null || val === 10) { - out(UTF8ArrayToString(tty.output, 0)); - tty.output = []; - } else { - if (val != 0) tty.output.push(val); - } - }, - fsync(tty) { - if (tty.output && tty.output.length > 0) { - out(UTF8ArrayToString(tty.output, 0)); - tty.output = []; - } - }, - ioctl_tcgets(tty) { - return { - c_iflag: 25856, - c_oflag: 5, - c_cflag: 191, - c_lflag: 35387, - c_cc: [ 3, 28, 127, 21, 4, 0, 1, 0, 17, 19, 26, 0, 18, 15, 23, 22, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 ] - }; - }, - ioctl_tcsets(tty, optional_actions, data) { - return 0; - }, - ioctl_tiocgwinsz(tty) { - return [ 24, 80 ]; - } - }, - default_tty1_ops: { - put_char(tty, val) { - if (val === null || val === 10) { - err(UTF8ArrayToString(tty.output, 0)); - tty.output = []; - } else { - if (val != 0) tty.output.push(val); - } - }, - fsync(tty) { - if (tty.output && tty.output.length > 0) { - err(UTF8ArrayToString(tty.output, 0)); - tty.output = []; - } - } - } -}; - -var zeroMemory = (address, size) => { - HEAPU8.fill(0, address, address + size); - return address; -}; - -var alignMemory = (size, alignment) => Math.ceil(size / alignment) * alignment; - -var mmapAlloc = size => { - size = alignMemory(size, 65536); - var ptr = _emscripten_builtin_memalign(65536, size); - if (!ptr) return 0; - return zeroMemory(ptr, size); -}; - -var MEMFS = { - ops_table: null, - mount(mount) { - return MEMFS.createNode(null, "/", 16384 | 511, /* 0777 */ 0); - }, - createNode(parent, name, mode, dev) { - if (FS.isBlkdev(mode) || FS.isFIFO(mode)) { - throw new FS.ErrnoError(63); - } - MEMFS.ops_table ||= { - dir: { - node: { - getattr: MEMFS.node_ops.getattr, - setattr: MEMFS.node_ops.setattr, - lookup: MEMFS.node_ops.lookup, - mknod: MEMFS.node_ops.mknod, - rename: MEMFS.node_ops.rename, - unlink: MEMFS.node_ops.unlink, - rmdir: MEMFS.node_ops.rmdir, - readdir: MEMFS.node_ops.readdir, - symlink: MEMFS.node_ops.symlink - }, - stream: { - llseek: MEMFS.stream_ops.llseek - } - }, - file: { - node: { - getattr: MEMFS.node_ops.getattr, - setattr: MEMFS.node_ops.setattr - }, - stream: { - llseek: MEMFS.stream_ops.llseek, - read: MEMFS.stream_ops.read, - write: MEMFS.stream_ops.write, - allocate: MEMFS.stream_ops.allocate, - mmap: MEMFS.stream_ops.mmap, - msync: MEMFS.stream_ops.msync - } - }, - link: { - node: { - getattr: MEMFS.node_ops.getattr, - setattr: MEMFS.node_ops.setattr, - readlink: MEMFS.node_ops.readlink - }, - stream: {} - }, - chrdev: { - node: { - getattr: MEMFS.node_ops.getattr, - setattr: MEMFS.node_ops.setattr - }, - stream: FS.chrdev_stream_ops - } - }; - var node = FS.createNode(parent, name, mode, dev); - if (FS.isDir(node.mode)) { - node.node_ops = MEMFS.ops_table.dir.node; - node.stream_ops = MEMFS.ops_table.dir.stream; - node.contents = {}; - } else if (FS.isFile(node.mode)) { - node.node_ops = MEMFS.ops_table.file.node; - node.stream_ops = MEMFS.ops_table.file.stream; - node.usedBytes = 0; - node.contents = null; - } else if (FS.isLink(node.mode)) { - node.node_ops = MEMFS.ops_table.link.node; - node.stream_ops = MEMFS.ops_table.link.stream; - } else if (FS.isChrdev(node.mode)) { - node.node_ops = MEMFS.ops_table.chrdev.node; - node.stream_ops = MEMFS.ops_table.chrdev.stream; - } - node.timestamp = Date.now(); - if (parent) { - parent.contents[name] = node; - parent.timestamp = node.timestamp; - } - return node; - }, - getFileDataAsTypedArray(node) { - if (!node.contents) return new Uint8Array(0); - if (node.contents.subarray) return node.contents.subarray(0, node.usedBytes); - return new Uint8Array(node.contents); - }, - expandFileStorage(node, newCapacity) { - var prevCapacity = node.contents ? node.contents.length : 0; - if (prevCapacity >= newCapacity) return; - var CAPACITY_DOUBLING_MAX = 1024 * 1024; - newCapacity = Math.max(newCapacity, (prevCapacity * (prevCapacity < CAPACITY_DOUBLING_MAX ? 2 : 1.125)) >>> 0); - if (prevCapacity != 0) newCapacity = Math.max(newCapacity, 256); - var oldContents = node.contents; - node.contents = new Uint8Array(newCapacity); - if (node.usedBytes > 0) node.contents.set(oldContents.subarray(0, node.usedBytes), 0); - }, - resizeFileStorage(node, newSize) { - if (node.usedBytes == newSize) return; - if (newSize == 0) { - node.contents = null; - node.usedBytes = 0; - } else { - var oldContents = node.contents; - node.contents = new Uint8Array(newSize); - if (oldContents) { - node.contents.set(oldContents.subarray(0, Math.min(newSize, node.usedBytes))); - } - node.usedBytes = newSize; - } - }, - node_ops: { - getattr(node) { - var attr = {}; - attr.dev = FS.isChrdev(node.mode) ? node.id : 1; - attr.ino = node.id; - attr.mode = node.mode; - attr.nlink = 1; - attr.uid = 0; - attr.gid = 0; - attr.rdev = node.rdev; - if (FS.isDir(node.mode)) { - attr.size = 4096; - } else if (FS.isFile(node.mode)) { - attr.size = node.usedBytes; - } else if (FS.isLink(node.mode)) { - attr.size = node.link.length; - } else { - attr.size = 0; - } - attr.atime = new Date(node.timestamp); - attr.mtime = new Date(node.timestamp); - attr.ctime = new Date(node.timestamp); - attr.blksize = 4096; - attr.blocks = Math.ceil(attr.size / attr.blksize); - return attr; - }, - setattr(node, attr) { - if (attr.mode !== undefined) { - node.mode = attr.mode; - } - if (attr.timestamp !== undefined) { - node.timestamp = attr.timestamp; - } - if (attr.size !== undefined) { - MEMFS.resizeFileStorage(node, attr.size); - } - }, - lookup(parent, name) { - throw FS.genericErrors[44]; - }, - mknod(parent, name, mode, dev) { - return MEMFS.createNode(parent, name, mode, dev); - }, - rename(old_node, new_dir, new_name) { - if (FS.isDir(old_node.mode)) { - var new_node; - try { - new_node = FS.lookupNode(new_dir, new_name); - } catch (e) {} - if (new_node) { - for (var i in new_node.contents) { - throw new FS.ErrnoError(55); - } - } - } - delete old_node.parent.contents[old_node.name]; - old_node.parent.timestamp = Date.now(); - old_node.name = new_name; - new_dir.contents[new_name] = old_node; - new_dir.timestamp = old_node.parent.timestamp; - }, - unlink(parent, name) { - delete parent.contents[name]; - parent.timestamp = Date.now(); - }, - rmdir(parent, name) { - var node = FS.lookupNode(parent, name); - for (var i in node.contents) { - throw new FS.ErrnoError(55); - } - delete parent.contents[name]; - parent.timestamp = Date.now(); - }, - readdir(node) { - var entries = [ ".", ".." ]; - for (var key of Object.keys(node.contents)) { - entries.push(key); - } - return entries; - }, - symlink(parent, newname, oldpath) { - var node = MEMFS.createNode(parent, newname, 511 | /* 0777 */ 40960, 0); - node.link = oldpath; - return node; - }, - readlink(node) { - if (!FS.isLink(node.mode)) { - throw new FS.ErrnoError(28); - } - return node.link; - } - }, - stream_ops: { - read(stream, buffer, offset, length, position) { - var contents = stream.node.contents; - if (position >= stream.node.usedBytes) return 0; - var size = Math.min(stream.node.usedBytes - position, length); - if (size > 8 && contents.subarray) { - buffer.set(contents.subarray(position, position + size), offset); - } else { - for (var i = 0; i < size; i++) buffer[offset + i] = contents[position + i]; - } - return size; - }, - write(stream, buffer, offset, length, position, canOwn) { - if (buffer.buffer === HEAP8.buffer) { - canOwn = false; - } - if (!length) return 0; - var node = stream.node; - node.timestamp = Date.now(); - if (buffer.subarray && (!node.contents || node.contents.subarray)) { - if (canOwn) { - node.contents = buffer.subarray(offset, offset + length); - node.usedBytes = length; - return length; - } else if (node.usedBytes === 0 && position === 0) { - node.contents = buffer.slice(offset, offset + length); - node.usedBytes = length; - return length; - } else if (position + length <= node.usedBytes) { - node.contents.set(buffer.subarray(offset, offset + length), position); - return length; - } - } - MEMFS.expandFileStorage(node, position + length); - if (node.contents.subarray && buffer.subarray) { - node.contents.set(buffer.subarray(offset, offset + length), position); - } else { - for (var i = 0; i < length; i++) { - node.contents[position + i] = buffer[offset + i]; - } - } - node.usedBytes = Math.max(node.usedBytes, position + length); - return length; - }, - llseek(stream, offset, whence) { - var position = offset; - if (whence === 1) { - position += stream.position; - } else if (whence === 2) { - if (FS.isFile(stream.node.mode)) { - position += stream.node.usedBytes; - } - } - if (position < 0) { - throw new FS.ErrnoError(28); - } - return position; - }, - allocate(stream, offset, length) { - MEMFS.expandFileStorage(stream.node, offset + length); - stream.node.usedBytes = Math.max(stream.node.usedBytes, offset + length); - }, - mmap(stream, length, position, prot, flags) { - if (!FS.isFile(stream.node.mode)) { - throw new FS.ErrnoError(43); - } - var ptr; - var allocated; - var contents = stream.node.contents; - if (!(flags & 2) && contents.buffer === HEAP8.buffer) { - allocated = false; - ptr = contents.byteOffset; - } else { - if (position > 0 || position + length < contents.length) { - if (contents.subarray) { - contents = contents.subarray(position, position + length); - } else { - contents = Array.prototype.slice.call(contents, position, position + length); - } - } - allocated = true; - ptr = mmapAlloc(length); - if (!ptr) { - throw new FS.ErrnoError(48); - } - HEAP8.set(contents, ptr); - } - return { - ptr: ptr, - allocated: allocated - }; - }, - msync(stream, buffer, offset, length, mmapFlags) { - MEMFS.stream_ops.write(stream, buffer, 0, length, offset, false); - return 0; - } - } -}; - -/** @param {boolean=} noRunDep */ var asyncLoad = (url, onload, onerror, noRunDep) => { - var dep = !noRunDep ? getUniqueRunDependency(`al ${url}`) : ""; - readAsync(url, arrayBuffer => { - onload(new Uint8Array(arrayBuffer)); - if (dep) removeRunDependency(dep); - }, event => { - if (onerror) { - onerror(); - } else { - throw `Loading data file "${url}" failed.`; - } - }); - if (dep) addRunDependency(dep); -}; - -var FS_createDataFile = (parent, name, fileData, canRead, canWrite, canOwn) => { - FS.createDataFile(parent, name, fileData, canRead, canWrite, canOwn); -}; - -var preloadPlugins = Module["preloadPlugins"] || []; - -var FS_handledByPreloadPlugin = (byteArray, fullname, finish, onerror) => { - if (typeof Browser != "undefined") Browser.init(); - var handled = false; - preloadPlugins.forEach(plugin => { - if (handled) return; - if (plugin["canHandle"](fullname)) { - plugin["handle"](byteArray, fullname, finish, onerror); - handled = true; - } - }); - return handled; -}; - -var FS_createPreloadedFile = (parent, name, url, canRead, canWrite, onload, onerror, dontCreateFile, canOwn, preFinish) => { - var fullname = name ? PATH_FS.resolve(PATH.join2(parent, name)) : parent; - var dep = getUniqueRunDependency(`cp ${fullname}`); - function processData(byteArray) { - function finish(byteArray) { - preFinish?.(); - if (!dontCreateFile) { - FS_createDataFile(parent, name, byteArray, canRead, canWrite, canOwn); - } - onload?.(); - removeRunDependency(dep); - } - if (FS_handledByPreloadPlugin(byteArray, fullname, finish, () => { - onerror?.(); - removeRunDependency(dep); - })) { - return; - } - finish(byteArray); - } - addRunDependency(dep); - if (typeof url == "string") { - asyncLoad(url, processData, onerror); - } else { - processData(url); - } -}; - -var FS_modeStringToFlags = str => { - var flagModes = { - "r": 0, - "r+": 2, - "w": 512 | 64 | 1, - "w+": 512 | 64 | 2, - "a": 1024 | 64 | 1, - "a+": 1024 | 64 | 2 - }; - var flags = flagModes[str]; - if (typeof flags == "undefined") { - throw new Error(`Unknown file open mode: ${str}`); - } - return flags; -}; - -var FS_getMode = (canRead, canWrite) => { - var mode = 0; - if (canRead) mode |= 292 | 73; - if (canWrite) mode |= 146; - return mode; -}; - -var ERRNO_CODES = { - "EPERM": 63, - "ENOENT": 44, - "ESRCH": 71, - "EINTR": 27, - "EIO": 29, - "ENXIO": 60, - "E2BIG": 1, - "ENOEXEC": 45, - "EBADF": 8, - "ECHILD": 12, - "EAGAIN": 6, - "EWOULDBLOCK": 6, - "ENOMEM": 48, - "EACCES": 2, - "EFAULT": 21, - "ENOTBLK": 105, - "EBUSY": 10, - "EEXIST": 20, - "EXDEV": 75, - "ENODEV": 43, - "ENOTDIR": 54, - "EISDIR": 31, - "EINVAL": 28, - "ENFILE": 41, - "EMFILE": 33, - "ENOTTY": 59, - "ETXTBSY": 74, - "EFBIG": 22, - "ENOSPC": 51, - "ESPIPE": 70, - "EROFS": 69, - "EMLINK": 34, - "EPIPE": 64, - "EDOM": 18, - "ERANGE": 68, - "ENOMSG": 49, - "EIDRM": 24, - "ECHRNG": 106, - "EL2NSYNC": 156, - "EL3HLT": 107, - "EL3RST": 108, - "ELNRNG": 109, - "EUNATCH": 110, - "ENOCSI": 111, - "EL2HLT": 112, - "EDEADLK": 16, - "ENOLCK": 46, - "EBADE": 113, - "EBADR": 114, - "EXFULL": 115, - "ENOANO": 104, - "EBADRQC": 103, - "EBADSLT": 102, - "EDEADLOCK": 16, - "EBFONT": 101, - "ENOSTR": 100, - "ENODATA": 116, - "ETIME": 117, - "ENOSR": 118, - "ENONET": 119, - "ENOPKG": 120, - "EREMOTE": 121, - "ENOLINK": 47, - "EADV": 122, - "ESRMNT": 123, - "ECOMM": 124, - "EPROTO": 65, - "EMULTIHOP": 36, - "EDOTDOT": 125, - "EBADMSG": 9, - "ENOTUNIQ": 126, - "EBADFD": 127, - "EREMCHG": 128, - "ELIBACC": 129, - "ELIBBAD": 130, - "ELIBSCN": 131, - "ELIBMAX": 132, - "ELIBEXEC": 133, - "ENOSYS": 52, - "ENOTEMPTY": 55, - "ENAMETOOLONG": 37, - "ELOOP": 32, - "EOPNOTSUPP": 138, - "EPFNOSUPPORT": 139, - "ECONNRESET": 15, - "ENOBUFS": 42, - "EAFNOSUPPORT": 5, - "EPROTOTYPE": 67, - "ENOTSOCK": 57, - "ENOPROTOOPT": 50, - "ESHUTDOWN": 140, - "ECONNREFUSED": 14, - "EADDRINUSE": 3, - "ECONNABORTED": 13, - "ENETUNREACH": 40, - "ENETDOWN": 38, - "ETIMEDOUT": 73, - "EHOSTDOWN": 142, - "EHOSTUNREACH": 23, - "EINPROGRESS": 26, - "EALREADY": 7, - "EDESTADDRREQ": 17, - "EMSGSIZE": 35, - "EPROTONOSUPPORT": 66, - "ESOCKTNOSUPPORT": 137, - "EADDRNOTAVAIL": 4, - "ENETRESET": 39, - "EISCONN": 30, - "ENOTCONN": 53, - "ETOOMANYREFS": 141, - "EUSERS": 136, - "EDQUOT": 19, - "ESTALE": 72, - "ENOTSUP": 138, - "ENOMEDIUM": 148, - "EILSEQ": 25, - "EOVERFLOW": 61, - "ECANCELED": 11, - "ENOTRECOVERABLE": 56, - "EOWNERDEAD": 62, - "ESTRPIPE": 135 -}; - -var NODEFS = { - isWindows: false, - staticInit() { - NODEFS.isWindows = !!process.platform.match(/^win/); - var flags = process.binding("constants"); - if (flags["fs"]) { - flags = flags["fs"]; - } - NODEFS.flagsForNodeMap = { - 1024: flags["O_APPEND"], - 64: flags["O_CREAT"], - 128: flags["O_EXCL"], - 256: flags["O_NOCTTY"], - 0: flags["O_RDONLY"], - 2: flags["O_RDWR"], - 4096: flags["O_SYNC"], - 512: flags["O_TRUNC"], - 1: flags["O_WRONLY"], - 131072: flags["O_NOFOLLOW"] - }; - }, - convertNodeCode(e) { - var code = e.code; - return ERRNO_CODES[code]; - }, - tryFSOperation(f) { - try { - return f(); - } catch (e) { - if (!e.code) throw e; - if (e.code === "UNKNOWN") throw new FS.ErrnoError(28); - throw new FS.ErrnoError(NODEFS.convertNodeCode(e)); - } - }, - mount(mount) { - return NODEFS.createNode(null, "/", NODEFS.getMode(mount.opts.root), 0); - }, - createNode(parent, name, mode, dev) { - if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { - throw new FS.ErrnoError(28); - } - var node = FS.createNode(parent, name, mode); - node.node_ops = NODEFS.node_ops; - node.stream_ops = NODEFS.stream_ops; - return node; - }, - getMode(path) { - var stat; - return NODEFS.tryFSOperation(() => { - stat = fs.lstatSync(path); - if (NODEFS.isWindows) { - stat.mode |= (stat.mode & 292) >> 2; - } - return stat.mode; - }); - }, - realPath(node) { - var parts = []; - while (node.parent !== node) { - parts.push(node.name); - node = node.parent; - } - parts.push(node.mount.opts.root); - parts.reverse(); - return PATH.join(...parts); - }, - flagsForNode(flags) { - flags &= ~2097152; - flags &= ~2048; - flags &= ~32768; - flags &= ~524288; - flags &= ~65536; - var newFlags = 0; - for (var k in NODEFS.flagsForNodeMap) { - if (flags & k) { - newFlags |= NODEFS.flagsForNodeMap[k]; - flags ^= k; - } - } - if (flags) { - throw new FS.ErrnoError(28); - } - return newFlags; - }, - node_ops: { - getattr(node) { - var path = NODEFS.realPath(node); - var stat; - NODEFS.tryFSOperation(() => stat = fs.lstatSync(path)); - if (NODEFS.isWindows) { - if (!stat.blksize) { - stat.blksize = 4096; - } - if (!stat.blocks) { - stat.blocks = (stat.size + stat.blksize - 1) / stat.blksize | 0; - } - stat.mode |= (stat.mode & 292) >> 2; - } - return { - dev: stat.dev, - ino: stat.ino, - mode: stat.mode, - nlink: stat.nlink, - uid: stat.uid, - gid: stat.gid, - rdev: stat.rdev, - size: stat.size, - atime: stat.atime, - mtime: stat.mtime, - ctime: stat.ctime, - blksize: stat.blksize, - blocks: stat.blocks - }; - }, - setattr(node, attr) { - var path = NODEFS.realPath(node); - NODEFS.tryFSOperation(() => { - if (attr.mode !== undefined) { - fs.chmodSync(path, attr.mode); - node.mode = attr.mode; - } - if (attr.timestamp !== undefined) { - var date = new Date(attr.timestamp); - fs.utimesSync(path, date, date); - } - if (attr.size !== undefined) { - fs.truncateSync(path, attr.size); - } - }); - }, - lookup(parent, name) { - var path = PATH.join2(NODEFS.realPath(parent), name); - var mode = NODEFS.getMode(path); - return NODEFS.createNode(parent, name, mode); - }, - mknod(parent, name, mode, dev) { - var node = NODEFS.createNode(parent, name, mode, dev); - var path = NODEFS.realPath(node); - NODEFS.tryFSOperation(() => { - if (FS.isDir(node.mode)) { - fs.mkdirSync(path, node.mode); - } else { - fs.writeFileSync(path, "", { - mode: node.mode - }); - } - }); - return node; - }, - rename(oldNode, newDir, newName) { - var oldPath = NODEFS.realPath(oldNode); - var newPath = PATH.join2(NODEFS.realPath(newDir), newName); - NODEFS.tryFSOperation(() => fs.renameSync(oldPath, newPath)); - oldNode.name = newName; - }, - unlink(parent, name) { - var path = PATH.join2(NODEFS.realPath(parent), name); - NODEFS.tryFSOperation(() => fs.unlinkSync(path)); - }, - rmdir(parent, name) { - var path = PATH.join2(NODEFS.realPath(parent), name); - NODEFS.tryFSOperation(() => fs.rmdirSync(path)); - }, - readdir(node) { - var path = NODEFS.realPath(node); - return NODEFS.tryFSOperation(() => fs.readdirSync(path)); - }, - symlink(parent, newName, oldPath) { - var newPath = PATH.join2(NODEFS.realPath(parent), newName); - NODEFS.tryFSOperation(() => fs.symlinkSync(oldPath, newPath)); - }, - readlink(node) { - var path = NODEFS.realPath(node); - return NODEFS.tryFSOperation(() => fs.readlinkSync(path)); - } - }, - stream_ops: { - open(stream) { - var path = NODEFS.realPath(stream.node); - NODEFS.tryFSOperation(() => { - if (FS.isFile(stream.node.mode)) { - stream.shared.refcount = 1; - stream.nfd = fs.openSync(path, NODEFS.flagsForNode(stream.flags)); - } - }); - }, - close(stream) { - NODEFS.tryFSOperation(() => { - if (FS.isFile(stream.node.mode) && stream.nfd && --stream.shared.refcount === 0) { - fs.closeSync(stream.nfd); - } - }); - }, - dup(stream) { - stream.shared.refcount++; - }, - read(stream, buffer, offset, length, position) { - if (length === 0) return 0; - return NODEFS.tryFSOperation(() => fs.readSync(stream.nfd, new Int8Array(buffer.buffer, offset, length), 0, length, position)); - }, - write(stream, buffer, offset, length, position) { - return NODEFS.tryFSOperation(() => fs.writeSync(stream.nfd, new Int8Array(buffer.buffer, offset, length), 0, length, position)); - }, - llseek(stream, offset, whence) { - var position = offset; - if (whence === 1) { - position += stream.position; - } else if (whence === 2) { - if (FS.isFile(stream.node.mode)) { - NODEFS.tryFSOperation(() => { - var stat = fs.fstatSync(stream.nfd); - position += stat.size; - }); - } - } - if (position < 0) { - throw new FS.ErrnoError(28); - } - return position; - }, - mmap(stream, length, position, prot, flags) { - if (!FS.isFile(stream.node.mode)) { - throw new FS.ErrnoError(43); - } - var ptr = mmapAlloc(length); - NODEFS.stream_ops.read(stream, HEAP8, ptr, length, position); - return { - ptr: ptr, - allocated: true - }; - }, - msync(stream, buffer, offset, length, mmapFlags) { - NODEFS.stream_ops.write(stream, buffer, 0, length, offset, false); - return 0; - } - } -}; - -var PROXYFS = { - mount(mount) { - return PROXYFS.createNode(null, "/", mount.opts.fs.lstat(mount.opts.root).mode, 0); - }, - createNode(parent, name, mode, dev) { - if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { - throw new FS.ErrnoError(ERRNO_CODES.EINVAL); - } - var node = FS.createNode(parent, name, mode); - node.node_ops = PROXYFS.node_ops; - node.stream_ops = PROXYFS.stream_ops; - return node; - }, - realPath(node) { - var parts = []; - while (node.parent !== node) { - parts.push(node.name); - node = node.parent; - } - parts.push(node.mount.opts.root); - parts.reverse(); - return PATH.join(...parts); - }, - node_ops: { - getattr(node) { - var path = PROXYFS.realPath(node); - var stat; - try { - stat = node.mount.opts.fs.lstat(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - return { - dev: stat.dev, - ino: stat.ino, - mode: stat.mode, - nlink: stat.nlink, - uid: stat.uid, - gid: stat.gid, - rdev: stat.rdev, - size: stat.size, - atime: stat.atime, - mtime: stat.mtime, - ctime: stat.ctime, - blksize: stat.blksize, - blocks: stat.blocks - }; - }, - setattr(node, attr) { - var path = PROXYFS.realPath(node); - try { - if (attr.mode !== undefined) { - node.mount.opts.fs.chmod(path, attr.mode); - node.mode = attr.mode; - } - if (attr.timestamp !== undefined) { - var date = new Date(attr.timestamp); - node.mount.opts.fs.utime(path, date, date); - } - if (attr.size !== undefined) { - node.mount.opts.fs.truncate(path, attr.size); - } - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - lookup(parent, name) { - try { - var path = PATH.join2(PROXYFS.realPath(parent), name); - var mode = parent.mount.opts.fs.lstat(path).mode; - var node = PROXYFS.createNode(parent, name, mode); - return node; - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - mknod(parent, name, mode, dev) { - var node = PROXYFS.createNode(parent, name, mode, dev); - var path = PROXYFS.realPath(node); - try { - if (FS.isDir(node.mode)) { - node.mount.opts.fs.mkdir(path, node.mode); - } else { - node.mount.opts.fs.writeFile(path, "", { - mode: node.mode - }); - } - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - return node; - }, - rename(oldNode, newDir, newName) { - var oldPath = PROXYFS.realPath(oldNode); - var newPath = PATH.join2(PROXYFS.realPath(newDir), newName); - try { - oldNode.mount.opts.fs.rename(oldPath, newPath); - oldNode.name = newName; - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - unlink(parent, name) { - var path = PATH.join2(PROXYFS.realPath(parent), name); - try { - parent.mount.opts.fs.unlink(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - rmdir(parent, name) { - var path = PATH.join2(PROXYFS.realPath(parent), name); - try { - parent.mount.opts.fs.rmdir(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - readdir(node) { - var path = PROXYFS.realPath(node); - try { - return node.mount.opts.fs.readdir(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - symlink(parent, newName, oldPath) { - var newPath = PATH.join2(PROXYFS.realPath(parent), newName); - try { - parent.mount.opts.fs.symlink(oldPath, newPath); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - readlink(node) { - var path = PROXYFS.realPath(node); - try { - return node.mount.opts.fs.readlink(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - } - }, - stream_ops: { - open(stream) { - var path = PROXYFS.realPath(stream.node); - try { - stream.nfd = stream.node.mount.opts.fs.open(path, stream.flags); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - close(stream) { - try { - stream.node.mount.opts.fs.close(stream.nfd); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - read(stream, buffer, offset, length, position) { - try { - return stream.node.mount.opts.fs.read(stream.nfd, buffer, offset, length, position); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - write(stream, buffer, offset, length, position) { - try { - return stream.node.mount.opts.fs.write(stream.nfd, buffer, offset, length, position); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - llseek(stream, offset, whence) { - var position = offset; - if (whence === 1) { - position += stream.position; - } else if (whence === 2) { - if (FS.isFile(stream.node.mode)) { - try { - var stat = stream.node.node_ops.getattr(stream.node); - position += stat.size; - } catch (e) { - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - } - } - if (position < 0) { - throw new FS.ErrnoError(ERRNO_CODES.EINVAL); - } - return position; - } - } -}; - -var FS = { - root: null, - mounts: [], - devices: {}, - streams: [], - nextInode: 1, - nameTable: null, - currentPath: "/", - initialized: false, - ignorePermissions: true, - ErrnoError: class { - constructor(errno) { - this.name = "ErrnoError"; - this.errno = errno; - } - }, - genericErrors: {}, - filesystems: null, - syncFSRequests: 0, - FSStream: class { - constructor() { - this.shared = {}; - } - get object() { - return this.node; - } - set object(val) { - this.node = val; - } - get isRead() { - return (this.flags & 2097155) !== 1; - } - get isWrite() { - return (this.flags & 2097155) !== 0; - } - get isAppend() { - return (this.flags & 1024); - } - get flags() { - return this.shared.flags; - } - set flags(val) { - this.shared.flags = val; - } - get position() { - return this.shared.position; - } - set position(val) { - this.shared.position = val; - } - }, - FSNode: class { - constructor(parent, name, mode, rdev) { - if (!parent) { - parent = this; - } - this.parent = parent; - this.mount = parent.mount; - this.mounted = null; - this.id = FS.nextInode++; - this.name = name; - this.mode = mode; - this.node_ops = {}; - this.stream_ops = {}; - this.rdev = rdev; - this.readMode = 292 | /*292*/ 73; - /*73*/ this.writeMode = 146; - } - /*146*/ get read() { - return (this.mode & this.readMode) === this.readMode; - } - set read(val) { - val ? this.mode |= this.readMode : this.mode &= ~this.readMode; - } - get write() { - return (this.mode & this.writeMode) === this.writeMode; - } - set write(val) { - val ? this.mode |= this.writeMode : this.mode &= ~this.writeMode; - } - get isFolder() { - return FS.isDir(this.mode); - } - get isDevice() { - return FS.isChrdev(this.mode); - } - }, - lookupPath(path, opts = {}) { - path = PATH_FS.resolve(path); - if (!path) return { - path: "", - node: null - }; - var defaults = { - follow_mount: true, - recurse_count: 0 - }; - opts = Object.assign(defaults, opts); - if (opts.recurse_count > 8) { - throw new FS.ErrnoError(32); - } - var parts = path.split("/").filter(p => !!p); - var current = FS.root; - var current_path = "/"; - for (var i = 0; i < parts.length; i++) { - var islast = (i === parts.length - 1); - if (islast && opts.parent) { - break; - } - current = FS.lookupNode(current, parts[i]); - current_path = PATH.join2(current_path, parts[i]); - if (FS.isMountpoint(current)) { - if (!islast || (islast && opts.follow_mount)) { - current = current.mounted.root; - } - } - if (!islast || opts.follow) { - var count = 0; - while (FS.isLink(current.mode)) { - var link = FS.readlink(current_path); - current_path = PATH_FS.resolve(PATH.dirname(current_path), link); - var lookup = FS.lookupPath(current_path, { - recurse_count: opts.recurse_count + 1 - }); - current = lookup.node; - if (count++ > 40) { - throw new FS.ErrnoError(32); - } - } - } - } - return { - path: current_path, - node: current - }; - }, - getPath(node) { - var path; - while (true) { - if (FS.isRoot(node)) { - var mount = node.mount.mountpoint; - if (!path) return mount; - return mount[mount.length - 1] !== "/" ? `${mount}/${path}` : mount + path; - } - path = path ? `${node.name}/${path}` : node.name; - node = node.parent; - } - }, - hashName(parentid, name) { - var hash = 0; - for (var i = 0; i < name.length; i++) { - hash = ((hash << 5) - hash + name.charCodeAt(i)) | 0; - } - return ((parentid + hash) >>> 0) % FS.nameTable.length; - }, - hashAddNode(node) { - var hash = FS.hashName(node.parent.id, node.name); - node.name_next = FS.nameTable[hash]; - FS.nameTable[hash] = node; - }, - hashRemoveNode(node) { - var hash = FS.hashName(node.parent.id, node.name); - if (FS.nameTable[hash] === node) { - FS.nameTable[hash] = node.name_next; - } else { - var current = FS.nameTable[hash]; - while (current) { - if (current.name_next === node) { - current.name_next = node.name_next; - break; - } - current = current.name_next; - } - } - }, - lookupNode(parent, name) { - var errCode = FS.mayLookup(parent); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - var hash = FS.hashName(parent.id, name); - for (var node = FS.nameTable[hash]; node; node = node.name_next) { - var nodeName = node.name; - if (node.parent.id === parent.id && nodeName === name) { - return node; - } - } - return FS.lookup(parent, name); - }, - createNode(parent, name, mode, rdev) { - var node = new FS.FSNode(parent, name, mode, rdev); - FS.hashAddNode(node); - return node; - }, - destroyNode(node) { - FS.hashRemoveNode(node); - }, - isRoot(node) { - return node === node.parent; - }, - isMountpoint(node) { - return !!node.mounted; - }, - isFile(mode) { - return (mode & 61440) === 32768; - }, - isDir(mode) { - return (mode & 61440) === 16384; - }, - isLink(mode) { - return (mode & 61440) === 40960; - }, - isChrdev(mode) { - return (mode & 61440) === 8192; - }, - isBlkdev(mode) { - return (mode & 61440) === 24576; - }, - isFIFO(mode) { - return (mode & 61440) === 4096; - }, - isSocket(mode) { - return (mode & 49152) === 49152; - }, - flagsToPermissionString(flag) { - var perms = [ "r", "w", "rw" ][flag & 3]; - if ((flag & 512)) { - perms += "w"; - } - return perms; - }, - nodePermissions(node, perms) { - if (FS.ignorePermissions) { - return 0; - } - if (perms.includes("r") && !(node.mode & 292)) { - return 2; - } else if (perms.includes("w") && !(node.mode & 146)) { - return 2; - } else if (perms.includes("x") && !(node.mode & 73)) { - return 2; - } - return 0; - }, - mayLookup(dir) { - if (!FS.isDir(dir.mode)) return 54; - var errCode = FS.nodePermissions(dir, "x"); - if (errCode) return errCode; - if (!dir.node_ops.lookup) return 2; - return 0; - }, - mayCreate(dir, name) { - try { - var node = FS.lookupNode(dir, name); - return 20; - } catch (e) {} - return FS.nodePermissions(dir, "wx"); - }, - mayDelete(dir, name, isdir) { - var node; - try { - node = FS.lookupNode(dir, name); - } catch (e) { - return e.errno; - } - var errCode = FS.nodePermissions(dir, "wx"); - if (errCode) { - return errCode; - } - if (isdir) { - if (!FS.isDir(node.mode)) { - return 54; - } - if (FS.isRoot(node) || FS.getPath(node) === FS.cwd()) { - return 10; - } - } else { - if (FS.isDir(node.mode)) { - return 31; - } - } - return 0; - }, - mayOpen(node, flags) { - if (!node) { - return 44; - } - if (FS.isLink(node.mode)) { - return 32; - } else if (FS.isDir(node.mode)) { - if (FS.flagsToPermissionString(flags) !== "r" || (flags & 512)) { - return 31; - } - } - return FS.nodePermissions(node, FS.flagsToPermissionString(flags)); - }, - MAX_OPEN_FDS: 4096, - nextfd() { - for (var fd = 0; fd <= FS.MAX_OPEN_FDS; fd++) { - if (!FS.streams[fd]) { - return fd; - } - } - throw new FS.ErrnoError(33); - }, - getStreamChecked(fd) { - var stream = FS.getStream(fd); - if (!stream) { - throw new FS.ErrnoError(8); - } - return stream; - }, - getStream: fd => FS.streams[fd], - createStream(stream, fd = -1) { - stream = Object.assign(new FS.FSStream, stream); - if (fd == -1) { - fd = FS.nextfd(); - } - stream.fd = fd; - FS.streams[fd] = stream; - return stream; - }, - closeStream(fd) { - FS.streams[fd] = null; - }, - dupStream(origStream, fd = -1) { - var stream = FS.createStream(origStream, fd); - stream.stream_ops?.dup?.(stream); - return stream; - }, - chrdev_stream_ops: { - open(stream) { - var device = FS.getDevice(stream.node.rdev); - stream.stream_ops = device.stream_ops; - stream.stream_ops.open?.(stream); - }, - llseek() { - throw new FS.ErrnoError(70); - } - }, - major: dev => ((dev) >> 8), - minor: dev => ((dev) & 255), - makedev: (ma, mi) => ((ma) << 8 | (mi)), - registerDevice(dev, ops) { - FS.devices[dev] = { - stream_ops: ops - }; - }, - getDevice: dev => FS.devices[dev], - getMounts(mount) { - var mounts = []; - var check = [ mount ]; - while (check.length) { - var m = check.pop(); - mounts.push(m); - check.push(...m.mounts); - } - return mounts; - }, - syncfs(populate, callback) { - if (typeof populate == "function") { - callback = populate; - populate = false; - } - FS.syncFSRequests++; - if (FS.syncFSRequests > 1) { - err(`warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work`); - } - var mounts = FS.getMounts(FS.root.mount); - var completed = 0; - function doCallback(errCode) { - FS.syncFSRequests--; - return callback(errCode); - } - function done(errCode) { - if (errCode) { - if (!done.errored) { - done.errored = true; - return doCallback(errCode); - } - return; - } - if (++completed >= mounts.length) { - doCallback(null); - } - } - mounts.forEach(mount => { - if (!mount.type.syncfs) { - return done(null); - } - mount.type.syncfs(mount, populate, done); - }); - }, - mount(type, opts, mountpoint) { - var root = mountpoint === "/"; - var pseudo = !mountpoint; - var node; - if (root && FS.root) { - throw new FS.ErrnoError(10); - } else if (!root && !pseudo) { - var lookup = FS.lookupPath(mountpoint, { - follow_mount: false - }); - mountpoint = lookup.path; - node = lookup.node; - if (FS.isMountpoint(node)) { - throw new FS.ErrnoError(10); - } - if (!FS.isDir(node.mode)) { - throw new FS.ErrnoError(54); - } - } - var mount = { - type: type, - opts: opts, - mountpoint: mountpoint, - mounts: [] - }; - var mountRoot = type.mount(mount); - mountRoot.mount = mount; - mount.root = mountRoot; - if (root) { - FS.root = mountRoot; - } else if (node) { - node.mounted = mount; - if (node.mount) { - node.mount.mounts.push(mount); - } - } - return mountRoot; - }, - unmount(mountpoint) { - var lookup = FS.lookupPath(mountpoint, { - follow_mount: false - }); - if (!FS.isMountpoint(lookup.node)) { - throw new FS.ErrnoError(28); - } - var node = lookup.node; - var mount = node.mounted; - var mounts = FS.getMounts(mount); - Object.keys(FS.nameTable).forEach(hash => { - var current = FS.nameTable[hash]; - while (current) { - var next = current.name_next; - if (mounts.includes(current.mount)) { - FS.destroyNode(current); - } - current = next; - } - }); - node.mounted = null; - var idx = node.mount.mounts.indexOf(mount); - node.mount.mounts.splice(idx, 1); - }, - lookup(parent, name) { - return parent.node_ops.lookup(parent, name); - }, - mknod(path, mode, dev) { - var lookup = FS.lookupPath(path, { - parent: true - }); - var parent = lookup.node; - var name = PATH.basename(path); - if (!name || name === "." || name === "..") { - throw new FS.ErrnoError(28); - } - var errCode = FS.mayCreate(parent, name); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!parent.node_ops.mknod) { - throw new FS.ErrnoError(63); - } - return parent.node_ops.mknod(parent, name, mode, dev); - }, - create(path, mode) { - mode = mode !== undefined ? mode : 438; - /* 0666 */ mode &= 4095; - mode |= 32768; - return FS.mknod(path, mode, 0); - }, - mkdir(path, mode) { - mode = mode !== undefined ? mode : 511; - /* 0777 */ mode &= 511 | 512; - mode |= 16384; - return FS.mknod(path, mode, 0); - }, - mkdirTree(path, mode) { - var dirs = path.split("/"); - var d = ""; - for (var i = 0; i < dirs.length; ++i) { - if (!dirs[i]) continue; - d += "/" + dirs[i]; - try { - FS.mkdir(d, mode); - } catch (e) { - if (e.errno != 20) throw e; - } - } - }, - mkdev(path, mode, dev) { - if (typeof dev == "undefined") { - dev = mode; - mode = 438; - } - /* 0666 */ mode |= 8192; - return FS.mknod(path, mode, dev); - }, - symlink(oldpath, newpath) { - if (!PATH_FS.resolve(oldpath)) { - throw new FS.ErrnoError(44); - } - var lookup = FS.lookupPath(newpath, { - parent: true - }); - var parent = lookup.node; - if (!parent) { - throw new FS.ErrnoError(44); - } - var newname = PATH.basename(newpath); - var errCode = FS.mayCreate(parent, newname); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!parent.node_ops.symlink) { - throw new FS.ErrnoError(63); - } - return parent.node_ops.symlink(parent, newname, oldpath); - }, - rename(old_path, new_path) { - var old_dirname = PATH.dirname(old_path); - var new_dirname = PATH.dirname(new_path); - var old_name = PATH.basename(old_path); - var new_name = PATH.basename(new_path); - var lookup, old_dir, new_dir; - lookup = FS.lookupPath(old_path, { - parent: true - }); - old_dir = lookup.node; - lookup = FS.lookupPath(new_path, { - parent: true - }); - new_dir = lookup.node; - if (!old_dir || !new_dir) throw new FS.ErrnoError(44); - if (old_dir.mount !== new_dir.mount) { - throw new FS.ErrnoError(75); - } - var old_node = FS.lookupNode(old_dir, old_name); - var relative = PATH_FS.relative(old_path, new_dirname); - if (relative.charAt(0) !== ".") { - throw new FS.ErrnoError(28); - } - relative = PATH_FS.relative(new_path, old_dirname); - if (relative.charAt(0) !== ".") { - throw new FS.ErrnoError(55); - } - var new_node; - try { - new_node = FS.lookupNode(new_dir, new_name); - } catch (e) {} - if (old_node === new_node) { - return; - } - var isdir = FS.isDir(old_node.mode); - var errCode = FS.mayDelete(old_dir, old_name, isdir); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - errCode = new_node ? FS.mayDelete(new_dir, new_name, isdir) : FS.mayCreate(new_dir, new_name); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!old_dir.node_ops.rename) { - throw new FS.ErrnoError(63); - } - if (FS.isMountpoint(old_node) || (new_node && FS.isMountpoint(new_node))) { - throw new FS.ErrnoError(10); - } - if (new_dir !== old_dir) { - errCode = FS.nodePermissions(old_dir, "w"); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - } - FS.hashRemoveNode(old_node); - try { - old_dir.node_ops.rename(old_node, new_dir, new_name); - old_node.parent = new_dir; - } catch (e) { - throw e; - } finally { - FS.hashAddNode(old_node); - } - }, - rmdir(path) { - var lookup = FS.lookupPath(path, { - parent: true - }); - var parent = lookup.node; - var name = PATH.basename(path); - var node = FS.lookupNode(parent, name); - var errCode = FS.mayDelete(parent, name, true); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!parent.node_ops.rmdir) { - throw new FS.ErrnoError(63); - } - if (FS.isMountpoint(node)) { - throw new FS.ErrnoError(10); - } - parent.node_ops.rmdir(parent, name); - FS.destroyNode(node); - }, - readdir(path) { - var lookup = FS.lookupPath(path, { - follow: true - }); - var node = lookup.node; - if (!node.node_ops.readdir) { - throw new FS.ErrnoError(54); - } - return node.node_ops.readdir(node); - }, - unlink(path) { - var lookup = FS.lookupPath(path, { - parent: true - }); - var parent = lookup.node; - if (!parent) { - throw new FS.ErrnoError(44); - } - var name = PATH.basename(path); - var node = FS.lookupNode(parent, name); - var errCode = FS.mayDelete(parent, name, false); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!parent.node_ops.unlink) { - throw new FS.ErrnoError(63); - } - if (FS.isMountpoint(node)) { - throw new FS.ErrnoError(10); - } - parent.node_ops.unlink(parent, name); - FS.destroyNode(node); - }, - readlink(path) { - var lookup = FS.lookupPath(path); - var link = lookup.node; - if (!link) { - throw new FS.ErrnoError(44); - } - if (!link.node_ops.readlink) { - throw new FS.ErrnoError(28); - } - return PATH_FS.resolve(FS.getPath(link.parent), link.node_ops.readlink(link)); - }, - stat(path, dontFollow) { - var lookup = FS.lookupPath(path, { - follow: !dontFollow - }); - var node = lookup.node; - if (!node) { - throw new FS.ErrnoError(44); - } - if (!node.node_ops.getattr) { - throw new FS.ErrnoError(63); - } - return node.node_ops.getattr(node); - }, - lstat(path) { - return FS.stat(path, true); - }, - chmod(path, mode, dontFollow) { - var node; - if (typeof path == "string") { - var lookup = FS.lookupPath(path, { - follow: !dontFollow - }); - node = lookup.node; - } else { - node = path; - } - if (!node.node_ops.setattr) { - throw new FS.ErrnoError(63); - } - node.node_ops.setattr(node, { - mode: (mode & 4095) | (node.mode & ~4095), - timestamp: Date.now() - }); - }, - lchmod(path, mode) { - FS.chmod(path, mode, true); - }, - fchmod(fd, mode) { - var stream = FS.getStreamChecked(fd); - FS.chmod(stream.node, mode); - }, - chown(path, uid, gid, dontFollow) { - var node; - if (typeof path == "string") { - var lookup = FS.lookupPath(path, { - follow: !dontFollow - }); - node = lookup.node; - } else { - node = path; - } - if (!node.node_ops.setattr) { - throw new FS.ErrnoError(63); - } - node.node_ops.setattr(node, { - timestamp: Date.now() - }); - }, - lchown(path, uid, gid) { - FS.chown(path, uid, gid, true); - }, - fchown(fd, uid, gid) { - var stream = FS.getStreamChecked(fd); - FS.chown(stream.node, uid, gid); - }, - truncate(path, len) { - if (len < 0) { - throw new FS.ErrnoError(28); - } - var node; - if (typeof path == "string") { - var lookup = FS.lookupPath(path, { - follow: true - }); - node = lookup.node; - } else { - node = path; - } - if (!node.node_ops.setattr) { - throw new FS.ErrnoError(63); - } - if (FS.isDir(node.mode)) { - throw new FS.ErrnoError(31); - } - if (!FS.isFile(node.mode)) { - throw new FS.ErrnoError(28); - } - var errCode = FS.nodePermissions(node, "w"); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - node.node_ops.setattr(node, { - size: len, - timestamp: Date.now() - }); - }, - ftruncate(fd, len) { - var stream = FS.getStreamChecked(fd); - if ((stream.flags & 2097155) === 0) { - throw new FS.ErrnoError(28); - } - FS.truncate(stream.node, len); - }, - utime(path, atime, mtime) { - var lookup = FS.lookupPath(path, { - follow: true - }); - var node = lookup.node; - node.node_ops.setattr(node, { - timestamp: Math.max(atime, mtime) - }); - }, - open(path, flags, mode) { - if (path === "") { - throw new FS.ErrnoError(44); - } - flags = typeof flags == "string" ? FS_modeStringToFlags(flags) : flags; - if ((flags & 64)) { - mode = typeof mode == "undefined" ? 438 : /* 0666 */ mode; - mode = (mode & 4095) | 32768; - } else { - mode = 0; - } - var node; - if (typeof path == "object") { - node = path; - } else { - path = PATH.normalize(path); - try { - var lookup = FS.lookupPath(path, { - follow: !(flags & 131072) - }); - node = lookup.node; - } catch (e) {} - } - var created = false; - if ((flags & 64)) { - if (node) { - if ((flags & 128)) { - throw new FS.ErrnoError(20); - } - } else { - node = FS.mknod(path, mode, 0); - created = true; - } - } - if (!node) { - throw new FS.ErrnoError(44); - } - if (FS.isChrdev(node.mode)) { - flags &= ~512; - } - if ((flags & 65536) && !FS.isDir(node.mode)) { - throw new FS.ErrnoError(54); - } - if (!created) { - var errCode = FS.mayOpen(node, flags); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - } - if ((flags & 512) && !created) { - FS.truncate(node, 0); - } - flags &= ~(128 | 512 | 131072); - var stream = FS.createStream({ - node: node, - path: FS.getPath(node), - flags: flags, - seekable: true, - position: 0, - stream_ops: node.stream_ops, - ungotten: [], - error: false - }); - if (stream.stream_ops.open) { - stream.stream_ops.open(stream); - } - if (Module["logReadFiles"] && !(flags & 1)) { - if (!FS.readFiles) FS.readFiles = {}; - if (!(path in FS.readFiles)) { - FS.readFiles[path] = 1; - } - } - return stream; - }, - close(stream) { - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if (stream.getdents) stream.getdents = null; - try { - if (stream.stream_ops.close) { - stream.stream_ops.close(stream); - } - } catch (e) { - throw e; - } finally { - FS.closeStream(stream.fd); - } - stream.fd = null; - }, - isClosed(stream) { - return stream.fd === null; - }, - llseek(stream, offset, whence) { - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if (!stream.seekable || !stream.stream_ops.llseek) { - throw new FS.ErrnoError(70); - } - if (whence != 0 && whence != 1 && whence != 2) { - throw new FS.ErrnoError(28); - } - stream.position = stream.stream_ops.llseek(stream, offset, whence); - stream.ungotten = []; - return stream.position; - }, - read(stream, buffer, offset, length, position) { - if (length < 0 || position < 0) { - throw new FS.ErrnoError(28); - } - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if ((stream.flags & 2097155) === 1) { - throw new FS.ErrnoError(8); - } - if (FS.isDir(stream.node.mode)) { - throw new FS.ErrnoError(31); - } - if (!stream.stream_ops.read) { - throw new FS.ErrnoError(28); - } - var seeking = typeof position != "undefined"; - if (!seeking) { - position = stream.position; - } else if (!stream.seekable) { - throw new FS.ErrnoError(70); - } - var bytesRead = stream.stream_ops.read(stream, buffer, offset, length, position); - if (!seeking) stream.position += bytesRead; - return bytesRead; - }, - write(stream, buffer, offset, length, position, canOwn) { - if (length < 0 || position < 0) { - throw new FS.ErrnoError(28); - } - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if ((stream.flags & 2097155) === 0) { - throw new FS.ErrnoError(8); - } - if (FS.isDir(stream.node.mode)) { - throw new FS.ErrnoError(31); - } - if (!stream.stream_ops.write) { - throw new FS.ErrnoError(28); - } - if (stream.seekable && stream.flags & 1024) { - FS.llseek(stream, 0, 2); - } - var seeking = typeof position != "undefined"; - if (!seeking) { - position = stream.position; - } else if (!stream.seekable) { - throw new FS.ErrnoError(70); - } - var bytesWritten = stream.stream_ops.write(stream, buffer, offset, length, position, canOwn); - if (!seeking) stream.position += bytesWritten; - return bytesWritten; - }, - allocate(stream, offset, length) { - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if (offset < 0 || length <= 0) { - throw new FS.ErrnoError(28); - } - if ((stream.flags & 2097155) === 0) { - throw new FS.ErrnoError(8); - } - if (!FS.isFile(stream.node.mode) && !FS.isDir(stream.node.mode)) { - throw new FS.ErrnoError(43); - } - if (!stream.stream_ops.allocate) { - throw new FS.ErrnoError(138); - } - stream.stream_ops.allocate(stream, offset, length); - }, - mmap(stream, length, position, prot, flags) { - if ((prot & 2) !== 0 && (flags & 2) === 0 && (stream.flags & 2097155) !== 2) { - throw new FS.ErrnoError(2); - } - if ((stream.flags & 2097155) === 1) { - throw new FS.ErrnoError(2); - } - if (!stream.stream_ops.mmap) { - throw new FS.ErrnoError(43); - } - return stream.stream_ops.mmap(stream, length, position, prot, flags); - }, - msync(stream, buffer, offset, length, mmapFlags) { - if (!stream.stream_ops.msync) { - return 0; - } - return stream.stream_ops.msync(stream, buffer, offset, length, mmapFlags); - }, - ioctl(stream, cmd, arg) { - if (!stream.stream_ops.ioctl) { - throw new FS.ErrnoError(59); - } - return stream.stream_ops.ioctl(stream, cmd, arg); - }, - readFile(path, opts = {}) { - opts.flags = opts.flags || 0; - opts.encoding = opts.encoding || "binary"; - if (opts.encoding !== "utf8" && opts.encoding !== "binary") { - throw new Error(`Invalid encoding type "${opts.encoding}"`); - } - var ret; - var stream = FS.open(path, opts.flags); - var stat = FS.stat(path); - var length = stat.size; - var buf = new Uint8Array(length); - FS.read(stream, buf, 0, length, 0); - if (opts.encoding === "utf8") { - ret = UTF8ArrayToString(buf, 0); - } else if (opts.encoding === "binary") { - ret = buf; - } - FS.close(stream); - return ret; - }, - writeFile(path, data, opts = {}) { - opts.flags = opts.flags || 577; - var stream = FS.open(path, opts.flags, opts.mode); - if (typeof data == "string") { - var buf = new Uint8Array(lengthBytesUTF8(data) + 1); - var actualNumBytes = stringToUTF8Array(data, buf, 0, buf.length); - FS.write(stream, buf, 0, actualNumBytes, undefined, opts.canOwn); - } else if (ArrayBuffer.isView(data)) { - FS.write(stream, data, 0, data.byteLength, undefined, opts.canOwn); - } else { - throw new Error("Unsupported data type"); - } - FS.close(stream); - }, - cwd: () => FS.currentPath, - chdir(path) { - var lookup = FS.lookupPath(path, { - follow: true - }); - if (lookup.node === null) { - throw new FS.ErrnoError(44); - } - if (!FS.isDir(lookup.node.mode)) { - throw new FS.ErrnoError(54); - } - var errCode = FS.nodePermissions(lookup.node, "x"); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - FS.currentPath = lookup.path; - }, - createDefaultDirectories() { - FS.mkdir("/tmp"); - FS.mkdir("/home"); - FS.mkdir("/home/web_user"); - }, - createDefaultDevices() { - FS.mkdir("/dev"); - FS.registerDevice(FS.makedev(1, 3), { - read: () => 0, - write: (stream, buffer, offset, length, pos) => length - }); - FS.mkdev("/dev/null", FS.makedev(1, 3)); - TTY.register(FS.makedev(5, 0), TTY.default_tty_ops); - TTY.register(FS.makedev(6, 0), TTY.default_tty1_ops); - FS.mkdev("/dev/tty", FS.makedev(5, 0)); - FS.mkdev("/dev/tty1", FS.makedev(6, 0)); - var randomBuffer = new Uint8Array(1024), randomLeft = 0; - var randomByte = () => { - if (randomLeft === 0) { - randomLeft = randomFill(randomBuffer).byteLength; - } - return randomBuffer[--randomLeft]; - }; - FS.createDevice("/dev", "random", randomByte); - FS.createDevice("/dev", "urandom", randomByte); - FS.mkdir("/dev/shm"); - FS.mkdir("/dev/shm/tmp"); - }, - createSpecialDirectories() { - FS.mkdir("/proc"); - var proc_self = FS.mkdir("/proc/self"); - FS.mkdir("/proc/self/fd"); - FS.mount({ - mount() { - var node = FS.createNode(proc_self, "fd", 16384 | 511, /* 0777 */ 73); - node.node_ops = { - lookup(parent, name) { - var fd = +name; - var stream = FS.getStreamChecked(fd); - var ret = { - parent: null, - mount: { - mountpoint: "fake" - }, - node_ops: { - readlink: () => stream.path - } - }; - ret.parent = ret; - return ret; - } - }; - return node; - } - }, {}, "/proc/self/fd"); - }, - createStandardStreams() { - if (Module["stdin"]) { - FS.createDevice("/dev", "stdin", Module["stdin"]); - } else { - FS.symlink("/dev/tty", "/dev/stdin"); - } - if (Module["stdout"]) { - FS.createDevice("/dev", "stdout", null, Module["stdout"]); - } else { - FS.symlink("/dev/tty", "/dev/stdout"); - } - if (Module["stderr"]) { - FS.createDevice("/dev", "stderr", null, Module["stderr"]); - } else { - FS.symlink("/dev/tty1", "/dev/stderr"); - } - var stdin = FS.open("/dev/stdin", 0); - var stdout = FS.open("/dev/stdout", 1); - var stderr = FS.open("/dev/stderr", 1); - }, - staticInit() { - [ 44 ].forEach(code => { - FS.genericErrors[code] = new FS.ErrnoError(code); - FS.genericErrors[code].stack = ""; - }); - FS.nameTable = new Array(4096); - FS.mount(MEMFS, {}, "/"); - FS.createDefaultDirectories(); - FS.createDefaultDevices(); - FS.createSpecialDirectories(); - FS.filesystems = { - "MEMFS": MEMFS, - "NODEFS": NODEFS, - "PROXYFS": PROXYFS - }; - }, - init(input, output, error) { - FS.init.initialized = true; - Module["stdin"] = input || Module["stdin"]; - Module["stdout"] = output || Module["stdout"]; - Module["stderr"] = error || Module["stderr"]; - FS.createStandardStreams(); - }, - quit() { - FS.init.initialized = false; - _fflush(0); - for (var i = 0; i < FS.streams.length; i++) { - var stream = FS.streams[i]; - if (!stream) { - continue; - } - FS.close(stream); - } - }, - findObject(path, dontResolveLastLink) { - var ret = FS.analyzePath(path, dontResolveLastLink); - if (!ret.exists) { - return null; - } - return ret.object; - }, - analyzePath(path, dontResolveLastLink) { - try { - var lookup = FS.lookupPath(path, { - follow: !dontResolveLastLink - }); - path = lookup.path; - } catch (e) {} - var ret = { - isRoot: false, - exists: false, - error: 0, - name: null, - path: null, - object: null, - parentExists: false, - parentPath: null, - parentObject: null - }; - try { - var lookup = FS.lookupPath(path, { - parent: true - }); - ret.parentExists = true; - ret.parentPath = lookup.path; - ret.parentObject = lookup.node; - ret.name = PATH.basename(path); - lookup = FS.lookupPath(path, { - follow: !dontResolveLastLink - }); - ret.exists = true; - ret.path = lookup.path; - ret.object = lookup.node; - ret.name = lookup.node.name; - ret.isRoot = lookup.path === "/"; - } catch (e) { - ret.error = e.errno; - } - return ret; - }, - createPath(parent, path, canRead, canWrite) { - parent = typeof parent == "string" ? parent : FS.getPath(parent); - var parts = path.split("/").reverse(); - while (parts.length) { - var part = parts.pop(); - if (!part) continue; - var current = PATH.join2(parent, part); - try { - FS.mkdir(current); - } catch (e) {} - parent = current; - } - return current; - }, - createFile(parent, name, properties, canRead, canWrite) { - var path = PATH.join2(typeof parent == "string" ? parent : FS.getPath(parent), name); - var mode = FS_getMode(canRead, canWrite); - return FS.create(path, mode); - }, - createDataFile(parent, name, data, canRead, canWrite, canOwn) { - var path = name; - if (parent) { - parent = typeof parent == "string" ? parent : FS.getPath(parent); - path = name ? PATH.join2(parent, name) : parent; - } - var mode = FS_getMode(canRead, canWrite); - var node = FS.create(path, mode); - if (data) { - if (typeof data == "string") { - var arr = new Array(data.length); - for (var i = 0, len = data.length; i < len; ++i) arr[i] = data.charCodeAt(i); - data = arr; - } - FS.chmod(node, mode | 146); - var stream = FS.open(node, 577); - FS.write(stream, data, 0, data.length, 0, canOwn); - FS.close(stream); - FS.chmod(node, mode); - } - }, - createDevice(parent, name, input, output) { - var path = PATH.join2(typeof parent == "string" ? parent : FS.getPath(parent), name); - var mode = FS_getMode(!!input, !!output); - if (!FS.createDevice.major) FS.createDevice.major = 64; - var dev = FS.makedev(FS.createDevice.major++, 0); - FS.registerDevice(dev, { - open(stream) { - stream.seekable = false; - }, - close(stream) { - if (output?.buffer?.length) { - output(10); - } - }, - read(stream, buffer, offset, length, pos) { - /* ignored */ var bytesRead = 0; - for (var i = 0; i < length; i++) { - var result; - try { - result = input(); - } catch (e) { - throw new FS.ErrnoError(29); - } - if (result === undefined && bytesRead === 0) { - throw new FS.ErrnoError(6); - } - if (result === null || result === undefined) break; - bytesRead++; - buffer[offset + i] = result; - } - if (bytesRead) { - stream.node.timestamp = Date.now(); - } - return bytesRead; - }, - write(stream, buffer, offset, length, pos) { - for (var i = 0; i < length; i++) { - try { - output(buffer[offset + i]); - } catch (e) { - throw new FS.ErrnoError(29); - } - } - if (length) { - stream.node.timestamp = Date.now(); - } - return i; - } - }); - return FS.mkdev(path, mode, dev); - }, - forceLoadFile(obj) { - if (obj.isDevice || obj.isFolder || obj.link || obj.contents) return true; - if (typeof XMLHttpRequest != "undefined") { - throw new Error("Lazy loading should have been performed (contents set) in createLazyFile, but it was not. Lazy loading only works in web workers. Use --embed-file or --preload-file in emcc on the main thread."); - } else if (read_) { - try { - obj.contents = intArrayFromString(read_(obj.url), true); - obj.usedBytes = obj.contents.length; - } catch (e) { - throw new FS.ErrnoError(29); - } - } else { - throw new Error("Cannot load without read() or XMLHttpRequest."); - } - }, - createLazyFile(parent, name, url, canRead, canWrite) { - class LazyUint8Array { - constructor() { - this.lengthKnown = false; - this.chunks = []; - } - get(idx) { - if (idx > this.length - 1 || idx < 0) { - return undefined; - } - var chunkOffset = idx % this.chunkSize; - var chunkNum = (idx / this.chunkSize) | 0; - return this.getter(chunkNum)[chunkOffset]; - } - setDataGetter(getter) { - this.getter = getter; - } - cacheLength() { - var xhr = new XMLHttpRequest; - xhr.open("HEAD", url, false); - xhr.send(null); - if (!(xhr.status >= 200 && xhr.status < 300 || xhr.status === 304)) throw new Error("Couldn't load " + url + ". Status: " + xhr.status); - var datalength = Number(xhr.getResponseHeader("Content-length")); - var header; - var hasByteServing = (header = xhr.getResponseHeader("Accept-Ranges")) && header === "bytes"; - var usesGzip = (header = xhr.getResponseHeader("Content-Encoding")) && header === "gzip"; - var chunkSize = 1024 * 1024; - if (!hasByteServing) chunkSize = datalength; - var doXHR = (from, to) => { - if (from > to) throw new Error("invalid range (" + from + ", " + to + ") or no bytes requested!"); - if (to > datalength - 1) throw new Error("only " + datalength + " bytes available! programmer error!"); - var xhr = new XMLHttpRequest; - xhr.open("GET", url, false); - if (datalength !== chunkSize) xhr.setRequestHeader("Range", "bytes=" + from + "-" + to); - xhr.responseType = "arraybuffer"; - if (xhr.overrideMimeType) { - xhr.overrideMimeType("text/plain; charset=x-user-defined"); - } - xhr.send(null); - if (!(xhr.status >= 200 && xhr.status < 300 || xhr.status === 304)) throw new Error("Couldn't load " + url + ". Status: " + xhr.status); - if (xhr.response !== undefined) { - return new Uint8Array(/** @type{Array} */ (xhr.response || [])); - } - return intArrayFromString(xhr.responseText || "", true); - }; - var lazyArray = this; - lazyArray.setDataGetter(chunkNum => { - var start = chunkNum * chunkSize; - var end = (chunkNum + 1) * chunkSize - 1; - end = Math.min(end, datalength - 1); - if (typeof lazyArray.chunks[chunkNum] == "undefined") { - lazyArray.chunks[chunkNum] = doXHR(start, end); - } - if (typeof lazyArray.chunks[chunkNum] == "undefined") throw new Error("doXHR failed!"); - return lazyArray.chunks[chunkNum]; - }); - if (usesGzip || !datalength) { - chunkSize = datalength = 1; - datalength = this.getter(0).length; - chunkSize = datalength; - out("LazyFiles on gzip forces download of the whole file when length is accessed"); - } - this._length = datalength; - this._chunkSize = chunkSize; - this.lengthKnown = true; - } - get length() { - if (!this.lengthKnown) { - this.cacheLength(); - } - return this._length; - } - get chunkSize() { - if (!this.lengthKnown) { - this.cacheLength(); - } - return this._chunkSize; - } - } - if (typeof XMLHttpRequest != "undefined") { - if (!ENVIRONMENT_IS_WORKER) throw "Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc"; - var lazyArray = new LazyUint8Array; - var properties = { - isDevice: false, - contents: lazyArray - }; - } else { - var properties = { - isDevice: false, - url: url - }; - } - var node = FS.createFile(parent, name, properties, canRead, canWrite); - if (properties.contents) { - node.contents = properties.contents; - } else if (properties.url) { - node.contents = null; - node.url = properties.url; - } - Object.defineProperties(node, { - usedBytes: { - get: function() { - return this.contents.length; - } - } - }); - var stream_ops = {}; - var keys = Object.keys(node.stream_ops); - keys.forEach(key => { - var fn = node.stream_ops[key]; - stream_ops[key] = (...args) => { - FS.forceLoadFile(node); - return fn(...args); - }; - }); - function writeChunks(stream, buffer, offset, length, position) { - var contents = stream.node.contents; - if (position >= contents.length) return 0; - var size = Math.min(contents.length - position, length); - if (contents.slice) { - for (var i = 0; i < size; i++) { - buffer[offset + i] = contents[position + i]; - } - } else { - for (var i = 0; i < size; i++) { - buffer[offset + i] = contents.get(position + i); - } - } - return size; - } - stream_ops.read = (stream, buffer, offset, length, position) => { - FS.forceLoadFile(node); - return writeChunks(stream, buffer, offset, length, position); - }; - stream_ops.mmap = (stream, length, position, prot, flags) => { - FS.forceLoadFile(node); - var ptr = mmapAlloc(length); - if (!ptr) { - throw new FS.ErrnoError(48); - } - writeChunks(stream, HEAP8, ptr, length, position); - return { - ptr: ptr, - allocated: true - }; - }; - node.stream_ops = stream_ops; - return node; - } -}; - -Module["FS"] = FS; - -var SOCKFS = { - mount(mount) { - Module["websocket"] = (Module["websocket"] && ("object" === typeof Module["websocket"])) ? Module["websocket"] : {}; - Module["websocket"]._callbacks = {}; - Module["websocket"]["on"] = /** @this{Object} */ function(event, callback) { - if ("function" === typeof callback) { - this._callbacks[event] = callback; - } - return this; - }; - Module["websocket"].emit = /** @this{Object} */ function(event, param) { - if ("function" === typeof this._callbacks[event]) { - this._callbacks[event].call(this, param); - } - }; - return FS.createNode(null, "/", 16384 | 511, /* 0777 */ 0); - }, - createSocket(family, type, protocol) { - type &= ~526336; - var streaming = type == 1; - if (streaming && protocol && protocol != 6) { - throw new FS.ErrnoError(66); - } - var sock = { - family: family, - type: type, - protocol: protocol, - server: null, - error: null, - peers: {}, - pending: [], - recv_queue: [], - sock_ops: SOCKFS.websocket_sock_ops - }; - var name = SOCKFS.nextname(); - var node = FS.createNode(SOCKFS.root, name, 49152, 0); - node.sock = sock; - var stream = FS.createStream({ - path: name, - node: node, - flags: 2, - seekable: false, - stream_ops: SOCKFS.stream_ops - }); - sock.stream = stream; - return sock; - }, - getSocket(fd) { - var stream = FS.getStream(fd); - if (!stream || !FS.isSocket(stream.node.mode)) { - return null; - } - return stream.node.sock; - }, - stream_ops: { - poll(stream) { - var sock = stream.node.sock; - return sock.sock_ops.poll(sock); - }, - ioctl(stream, request, varargs) { - var sock = stream.node.sock; - return sock.sock_ops.ioctl(sock, request, varargs); - }, - read(stream, buffer, offset, length, position) { - /* ignored */ var sock = stream.node.sock; - var msg = sock.sock_ops.recvmsg(sock, length); - if (!msg) { - return 0; - } - buffer.set(msg.buffer, offset); - return msg.buffer.length; - }, - write(stream, buffer, offset, length, position) { - /* ignored */ var sock = stream.node.sock; - return sock.sock_ops.sendmsg(sock, buffer, offset, length); - }, - close(stream) { - var sock = stream.node.sock; - sock.sock_ops.close(sock); - } - }, - nextname() { - if (!SOCKFS.nextname.current) { - SOCKFS.nextname.current = 0; - } - return "socket[" + (SOCKFS.nextname.current++) + "]"; - }, - websocket_sock_ops: { - createPeer(sock, addr, port) { - var ws; - if (typeof addr == "object") { - ws = addr; - addr = null; - port = null; - } - if (ws) { - if (ws._socket) { - addr = ws._socket.remoteAddress; - port = ws._socket.remotePort; - } else { - var result = /ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url); - if (!result) { - throw new Error("WebSocket URL must be in the format ws(s)://address:port"); - } - addr = result[1]; - port = parseInt(result[2], 10); - } - } else { - try { - var runtimeConfig = (Module["websocket"] && ("object" === typeof Module["websocket"])); - var url = "ws:#".replace("#", "//"); - if (runtimeConfig) { - if("function"===typeof Module["websocket"]["url"]) { -url = Module["websocket"]["url"](...arguments); -}else if ("string" === typeof Module["websocket"]["url"]) { - url = Module["websocket"]["url"]; - } - } - if (url === "ws://" || url === "wss://") { - var parts = addr.split("/"); - url = url + parts[0] + ":" + port + "/" + parts.slice(1).join("/"); - } - var subProtocols = "binary"; - if (runtimeConfig) { - if ("string" === typeof Module["websocket"]["subprotocol"]) { - subProtocols = Module["websocket"]["subprotocol"]; - } - } - var opts = undefined; - if (subProtocols !== "null") { - subProtocols = subProtocols.replace(/^ +| +$/g, "").split(/ *, */); - opts = subProtocols; - } - if (runtimeConfig && null === Module["websocket"]["subprotocol"]) { - subProtocols = "null"; - opts = undefined; - } - var WebSocketConstructor; - if (ENVIRONMENT_IS_NODE) { - WebSocketConstructor = /** @type{(typeof WebSocket)} */ (require("ws")); - } else { - WebSocketConstructor = WebSocket; - } - if (Module['websocket']['decorator']) {WebSocketConstructor = Module['websocket']['decorator'](WebSocketConstructor);}ws = new WebSocketConstructor(url, opts); - ws.binaryType = "arraybuffer"; - } catch (e) { - throw new FS.ErrnoError(23); - } - } - var peer = { - addr: addr, - port: port, - socket: ws, - dgram_send_queue: [] - }; - SOCKFS.websocket_sock_ops.addPeer(sock, peer); - SOCKFS.websocket_sock_ops.handlePeerEvents(sock, peer); - if (sock.type === 2 && typeof sock.sport != "undefined") { - peer.dgram_send_queue.push(new Uint8Array([ 255, 255, 255, 255, "p".charCodeAt(0), "o".charCodeAt(0), "r".charCodeAt(0), "t".charCodeAt(0), ((sock.sport & 65280) >> 8), (sock.sport & 255) ])); - } - return peer; - }, - getPeer(sock, addr, port) { - return sock.peers[addr + ":" + port]; - }, - addPeer(sock, peer) { - sock.peers[peer.addr + ":" + peer.port] = peer; - }, - removePeer(sock, peer) { - delete sock.peers[peer.addr + ":" + peer.port]; - }, - handlePeerEvents(sock, peer) { - var first = true; - var handleOpen = function() { - Module["websocket"].emit("open", sock.stream.fd); - try { - var queued = peer.dgram_send_queue.shift(); - while (queued) { - peer.socket.send(queued); - queued = peer.dgram_send_queue.shift(); - } - } catch (e) { - peer.socket.close(); - } - }; - function handleMessage(data) { - if (typeof data == "string") { - var encoder = new TextEncoder; - data = encoder.encode(data); - } else { - assert(data.byteLength !== undefined); - if (data.byteLength == 0) { - return; - } - data = new Uint8Array(data); - } - var wasfirst = first; - first = false; - if (wasfirst && data.length === 10 && data[0] === 255 && data[1] === 255 && data[2] === 255 && data[3] === 255 && data[4] === "p".charCodeAt(0) && data[5] === "o".charCodeAt(0) && data[6] === "r".charCodeAt(0) && data[7] === "t".charCodeAt(0)) { - var newport = ((data[8] << 8) | data[9]); - SOCKFS.websocket_sock_ops.removePeer(sock, peer); - peer.port = newport; - SOCKFS.websocket_sock_ops.addPeer(sock, peer); - return; - } - sock.recv_queue.push({ - addr: peer.addr, - port: peer.port, - data: data - }); - Module["websocket"].emit("message", sock.stream.fd); - } - if (ENVIRONMENT_IS_NODE) { - peer.socket.on("open", handleOpen); - peer.socket.on("message", function(data, isBinary) { - if (!isBinary) { - return; - } - handleMessage((new Uint8Array(data)).buffer); - }); - peer.socket.on("close", function() { - Module["websocket"].emit("close", sock.stream.fd); - }); - peer.socket.on("error", function(error) { - sock.error = 14; - Module["websocket"].emit("error", [ sock.stream.fd, sock.error, "ECONNREFUSED: Connection refused" ]); - }); - } else { - peer.socket.onopen = handleOpen; - peer.socket.onclose = function() { - Module["websocket"].emit("close", sock.stream.fd); - }; - peer.socket.onmessage = function peer_socket_onmessage(event) { - handleMessage(event.data); - }; - peer.socket.onerror = function(error) { - sock.error = 14; - Module["websocket"].emit("error", [ sock.stream.fd, sock.error, "ECONNREFUSED: Connection refused" ]); - }; - } - }, - poll(sock) { - if (sock.type === 1 && sock.server) { - return sock.pending.length ? (64 | 1) : 0; - } - var mask = 0; - var dest = sock.type === 1 ? SOCKFS.websocket_sock_ops.getPeer(sock, sock.daddr, sock.dport) : null; - if (sock.recv_queue.length || !dest || (dest && dest.socket.readyState === dest.socket.CLOSING) || (dest && dest.socket.readyState === dest.socket.CLOSED)) { - mask |= (64 | 1); - } - if (!dest || (dest && dest.socket.readyState === dest.socket.OPEN)) { - mask |= 4; - } - if ((dest && dest.socket.readyState === dest.socket.CLOSING) || (dest && dest.socket.readyState === dest.socket.CLOSED)) { - mask |= 16; - } - return mask; - }, - ioctl(sock, request, arg) { - switch (request) { - case 21531: - var bytes = 0; - if (sock.recv_queue.length) { - bytes = sock.recv_queue[0].data.length; - } - HEAP32[((arg) >> 2)] = bytes; - return 0; - - default: - return 28; - } - }, - close(sock) { - if (sock.server) { - try { - sock.server.close(); - } catch (e) {} - sock.server = null; - } - var peers = Object.keys(sock.peers); - for (var i = 0; i < peers.length; i++) { - var peer = sock.peers[peers[i]]; - try { - peer.socket.close(); - } catch (e) {} - SOCKFS.websocket_sock_ops.removePeer(sock, peer); - } - return 0; - }, - bind(sock, addr, port) { - if (typeof sock.saddr != "undefined" || typeof sock.sport != "undefined") { - throw new FS.ErrnoError(28); - } - sock.saddr = addr; - sock.sport = port; - if (sock.type === 2) { - if (sock.server) { - sock.server.close(); - sock.server = null; - } - try { - sock.sock_ops.listen(sock, 0); - } catch (e) { - if (!(e.name === "ErrnoError")) throw e; - if (e.errno !== 138) throw e; - } - } - }, - connect(sock, addr, port) { - if (sock.server) { - throw new FS.ErrnoError(138); - } - if (typeof sock.daddr != "undefined" && typeof sock.dport != "undefined") { - var dest = SOCKFS.websocket_sock_ops.getPeer(sock, sock.daddr, sock.dport); - if (dest) { - if (dest.socket.readyState === dest.socket.CONNECTING) { - throw new FS.ErrnoError(7); - } else { - throw new FS.ErrnoError(30); - } - } - } - var peer = SOCKFS.websocket_sock_ops.createPeer(sock, addr, port); - sock.daddr = peer.addr; - sock.dport = peer.port; - throw new FS.ErrnoError(26); - }, - listen(sock, backlog) { - if (!ENVIRONMENT_IS_NODE) { - throw new FS.ErrnoError(138); - } - if (sock.server) { - throw new FS.ErrnoError(28); - } - var WebSocketServer = require("ws").Server; - var host = sock.saddr; - if (Module['websocket']['serverDecorator']) {WebSocketServer = Module['websocket']['serverDecorator'](WebSocketServer);}sock.server = new WebSocketServer({ - host: host, - port: sock.sport - }); - Module["websocket"].emit("listen", sock.stream.fd); - sock.server.on("connection", function(ws) { - if (sock.type === 1) { - var newsock = SOCKFS.createSocket(sock.family, sock.type, sock.protocol); - var peer = SOCKFS.websocket_sock_ops.createPeer(newsock, ws); - newsock.daddr = peer.addr; - newsock.dport = peer.port; - sock.pending.push(newsock); - Module["websocket"].emit("connection", newsock.stream.fd); - } else { - SOCKFS.websocket_sock_ops.createPeer(sock, ws); - Module["websocket"].emit("connection", sock.stream.fd); - } - }); - sock.server.on("close", function() { - Module["websocket"].emit("close", sock.stream.fd); - sock.server = null; - }); - sock.server.on("error", function(error) { - sock.error = 23; - Module["websocket"].emit("error", [ sock.stream.fd, sock.error, "EHOSTUNREACH: Host is unreachable" ]); - }); - }, - accept(listensock) { - if (!listensock.server || !listensock.pending.length) { - throw new FS.ErrnoError(28); - } - var newsock = listensock.pending.shift(); - newsock.stream.flags = listensock.stream.flags; - return newsock; - }, - getname(sock, peer) { - var addr, port; - if (peer) { - if (sock.daddr === undefined || sock.dport === undefined) { - throw new FS.ErrnoError(53); - } - addr = sock.daddr; - port = sock.dport; - } else { - addr = sock.saddr || 0; - port = sock.sport || 0; - } - return { - addr: addr, - port: port - }; - }, - sendmsg(sock, buffer, offset, length, addr, port) { - if (sock.type === 2) { - if (addr === undefined || port === undefined) { - addr = sock.daddr; - port = sock.dport; - } - if (addr === undefined || port === undefined) { - throw new FS.ErrnoError(17); - } - } else { - addr = sock.daddr; - port = sock.dport; - } - var dest = SOCKFS.websocket_sock_ops.getPeer(sock, addr, port); - if (sock.type === 1) { - if (!dest || dest.socket.readyState === dest.socket.CLOSING || dest.socket.readyState === dest.socket.CLOSED) { - throw new FS.ErrnoError(53); - } else if (dest.socket.readyState === dest.socket.CONNECTING) { - throw new FS.ErrnoError(6); - } - } - if (ArrayBuffer.isView(buffer)) { - offset += buffer.byteOffset; - buffer = buffer.buffer; - } - var data; - data = buffer.slice(offset, offset + length); - if (sock.type === 2) { - if (!dest || dest.socket.readyState !== dest.socket.OPEN) { - if (!dest || dest.socket.readyState === dest.socket.CLOSING || dest.socket.readyState === dest.socket.CLOSED) { - dest = SOCKFS.websocket_sock_ops.createPeer(sock, addr, port); - } - dest.dgram_send_queue.push(data); - return length; - } - } - try { - dest.socket.send(data); - return length; - } catch (e) { - throw new FS.ErrnoError(28); - } - }, - recvmsg(sock, length, flags) { - if (sock.type === 1 && sock.server) { - throw new FS.ErrnoError(53); - } - var queued = sock.recv_queue.shift(); - if (!queued) { - if (sock.type === 1) { - var dest = SOCKFS.websocket_sock_ops.getPeer(sock, sock.daddr, sock.dport); - if (!dest) { - throw new FS.ErrnoError(53); - } - if (dest.socket.readyState === dest.socket.CLOSING || dest.socket.readyState === dest.socket.CLOSED) { - return null; - } - throw new FS.ErrnoError(6); - } - throw new FS.ErrnoError(6); - } - var queuedLength = queued.data.byteLength || queued.data.length; - var queuedOffset = queued.data.byteOffset || 0; - var queuedBuffer = queued.data.buffer || queued.data; - var bytesRead = Math.min(length, queuedLength); - var res = { - buffer: new Uint8Array(queuedBuffer, queuedOffset, bytesRead), - addr: queued.addr, - port: queued.port - }; - if (flags&2) {bytesRead = 0;} if (sock.type === 1 && bytesRead < queuedLength) { - var bytesRemaining = queuedLength - bytesRead; - queued.data = new Uint8Array(queuedBuffer, queuedOffset + bytesRead, bytesRemaining); - sock.recv_queue.unshift(queued); - } - return res; - } - } -}; - -var getSocketFromFD = fd => { - var socket = SOCKFS.getSocket(fd); - if (!socket) throw new FS.ErrnoError(8); - return socket; -}; - -var inetPton4 = str => { - var b = str.split("."); - for (var i = 0; i < 4; i++) { - var tmp = Number(b[i]); - if (isNaN(tmp)) return null; - b[i] = tmp; - } - return (b[0] | (b[1] << 8) | (b[2] << 16) | (b[3] << 24)) >>> 0; -}; - -/** @suppress {checkTypes} */ var jstoi_q = str => parseInt(str); - -var inetPton6 = str => { - var words; - var w, offset, z; - /* http://home.deds.nl/~aeron/regex/ */ var valid6regx = /^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i; - var parts = []; - if (!valid6regx.test(str)) { - return null; - } - if (str === "::") { - return [ 0, 0, 0, 0, 0, 0, 0, 0 ]; - } - if (str.startsWith("::")) { - str = str.replace("::", "Z:"); - } else { - str = str.replace("::", ":Z:"); - } - if (str.indexOf(".") > 0) { - str = str.replace(new RegExp("[.]", "g"), ":"); - words = str.split(":"); - words[words.length - 4] = jstoi_q(words[words.length - 4]) + jstoi_q(words[words.length - 3]) * 256; - words[words.length - 3] = jstoi_q(words[words.length - 2]) + jstoi_q(words[words.length - 1]) * 256; - words = words.slice(0, words.length - 2); - } else { - words = str.split(":"); - } - offset = 0; - z = 0; - for (w = 0; w < words.length; w++) { - if (typeof words[w] == "string") { - if (words[w] === "Z") { - for (z = 0; z < (8 - words.length + 1); z++) { - parts[w + z] = 0; - } - offset = z - 1; - } else { - parts[w + offset] = _htons(parseInt(words[w], 16)); - } - } else { - parts[w + offset] = words[w]; - } - } - return [ (parts[1] << 16) | parts[0], (parts[3] << 16) | parts[2], (parts[5] << 16) | parts[4], (parts[7] << 16) | parts[6] ]; -}; - -/** @param {number=} addrlen */ var writeSockaddr = (sa, family, addr, port, addrlen) => { - switch (family) { - case 2: - addr = inetPton4(addr); - zeroMemory(sa, 16); - if (addrlen) { - HEAP32[((addrlen) >> 2)] = 16; - } - HEAP16[((sa) >> 1)] = family; - HEAP32[(((sa) + (4)) >> 2)] = addr; - HEAP16[(((sa) + (2)) >> 1)] = _htons(port); - break; - - case 10: - addr = inetPton6(addr); - zeroMemory(sa, 28); - if (addrlen) { - HEAP32[((addrlen) >> 2)] = 28; - } - HEAP32[((sa) >> 2)] = family; - HEAP32[(((sa) + (8)) >> 2)] = addr[0]; - HEAP32[(((sa) + (12)) >> 2)] = addr[1]; - HEAP32[(((sa) + (16)) >> 2)] = addr[2]; - HEAP32[(((sa) + (20)) >> 2)] = addr[3]; - HEAP16[(((sa) + (2)) >> 1)] = _htons(port); - break; - - default: - return 5; - } - return 0; -}; - -var DNS = { - address_map: { - id: 1, - addrs: {}, - names: {} - }, - lookup_name(name) { - var res = inetPton4(name); - if (res !== null) { - return name; - } - res = inetPton6(name); - if (res !== null) { - return name; - } - var addr; - if (DNS.address_map.addrs[name]) { - addr = DNS.address_map.addrs[name]; - } else { - var id = DNS.address_map.id++; - assert(id < 65535, "exceeded max address mappings of 65535"); - addr = "172.29." + (id & 255) + "." + (id & 65280); - DNS.address_map.names[addr] = name; - DNS.address_map.addrs[name] = addr; - } - return addr; - }, - lookup_addr(addr) { - if (DNS.address_map.names[addr]) { - return DNS.address_map.names[addr]; - } - return null; - } -}; - -function ___syscall_accept4(fd, addr, addrlen, flags, d1, d2) { - try { - var sock = getSocketFromFD(fd); - var newsock = sock.sock_ops.accept(sock); - if (addr) { - var errno = writeSockaddr(addr, newsock.family, DNS.lookup_name(newsock.daddr), newsock.dport, addrlen); - } - return newsock.stream.fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var inetNtop4 = addr => (addr & 255) + "." + ((addr >> 8) & 255) + "." + ((addr >> 16) & 255) + "." + ((addr >> 24) & 255); - -var inetNtop6 = ints => { - var str = ""; - var word = 0; - var longest = 0; - var lastzero = 0; - var zstart = 0; - var len = 0; - var i = 0; - var parts = [ ints[0] & 65535, (ints[0] >> 16), ints[1] & 65535, (ints[1] >> 16), ints[2] & 65535, (ints[2] >> 16), ints[3] & 65535, (ints[3] >> 16) ]; - var hasipv4 = true; - var v4part = ""; - for (i = 0; i < 5; i++) { - if (parts[i] !== 0) { - hasipv4 = false; - break; - } - } - if (hasipv4) { - v4part = inetNtop4(parts[6] | (parts[7] << 16)); - if (parts[5] === -1) { - str = "::ffff:"; - str += v4part; - return str; - } - if (parts[5] === 0) { - str = "::"; - if (v4part === "0.0.0.0") v4part = ""; - if (v4part === "0.0.0.1") v4part = "1"; - str += v4part; - return str; - } - } - for (word = 0; word < 8; word++) { - if (parts[word] === 0) { - if (word - lastzero > 1) { - len = 0; - } - lastzero = word; - len++; - } - if (len > longest) { - longest = len; - zstart = word - longest + 1; - } - } - for (word = 0; word < 8; word++) { - if (longest > 1) { - if (parts[word] === 0 && word >= zstart && word < (zstart + longest)) { - if (word === zstart) { - str += ":"; - if (zstart === 0) str += ":"; - } - continue; - } - } - str += Number(_ntohs(parts[word] & 65535)).toString(16); - str += word < 7 ? ":" : ""; - } - return str; -}; - -var readSockaddr = (sa, salen) => { - var family = HEAP16[((sa) >> 1)]; - var port = _ntohs(HEAPU16[(((sa) + (2)) >> 1)]); - var addr; - switch (family) { - case 2: - if (salen !== 16) { - return { - errno: 28 - }; - } - addr = HEAP32[(((sa) + (4)) >> 2)]; - addr = inetNtop4(addr); - break; - - case 10: - if (salen !== 28) { - return { - errno: 28 - }; - } - addr = [ HEAP32[(((sa) + (8)) >> 2)], HEAP32[(((sa) + (12)) >> 2)], HEAP32[(((sa) + (16)) >> 2)], HEAP32[(((sa) + (20)) >> 2)] ]; - addr = inetNtop6(addr); - break; - - default: - return { - errno: 5 - }; - } - return { - family: family, - addr: addr, - port: port - }; -}; - -/** @param {boolean=} allowNull */ var getSocketAddress = (addrp, addrlen, allowNull) => { - if (allowNull && addrp === 0) return null; - var info = readSockaddr(addrp, addrlen); - if (info.errno) throw new FS.ErrnoError(info.errno); - info.addr = DNS.lookup_addr(info.addr) || info.addr; - return info; -}; - -function ___syscall_bind(fd, addr, addrlen, d1, d2, d3) { - try { - var sock = getSocketFromFD(fd); - var info = getSocketAddress(addr, addrlen); - sock.sock_ops.bind(sock, info.addr, info.port); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var SYSCALLS = { - DEFAULT_POLLMASK: 5, - calculateAt(dirfd, path, allowEmpty) { - if (PATH.isAbs(path)) { - return path; - } - var dir; - if (dirfd === -100) { - dir = FS.cwd(); - } else { - var dirstream = SYSCALLS.getStreamFromFD(dirfd); - dir = dirstream.path; - } - if (path.length == 0) { - if (!allowEmpty) { - throw new FS.ErrnoError(44); - } - return dir; - } - return PATH.join2(dir, path); - }, - doStat(func, path, buf) { - var stat = func(path); - HEAP32[((buf) >> 2)] = stat.dev; - HEAP32[(((buf) + (4)) >> 2)] = stat.mode; - HEAPU32[(((buf) + (8)) >> 2)] = stat.nlink; - HEAP32[(((buf) + (12)) >> 2)] = stat.uid; - HEAP32[(((buf) + (16)) >> 2)] = stat.gid; - HEAP32[(((buf) + (20)) >> 2)] = stat.rdev; - (tempI64 = [ stat.size >>> 0, (tempDouble = stat.size, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (24)) >> 2)] = tempI64[0], HEAP32[(((buf) + (28)) >> 2)] = tempI64[1]); - HEAP32[(((buf) + (32)) >> 2)] = 4096; - HEAP32[(((buf) + (36)) >> 2)] = stat.blocks; - var atime = stat.atime.getTime(); - var mtime = stat.mtime.getTime(); - var ctime = stat.ctime.getTime(); - (tempI64 = [ Math.floor(atime / 1e3) >>> 0, (tempDouble = Math.floor(atime / 1e3), - (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (40)) >> 2)] = tempI64[0], HEAP32[(((buf) + (44)) >> 2)] = tempI64[1]); - HEAPU32[(((buf) + (48)) >> 2)] = (atime % 1e3) * 1e3; - (tempI64 = [ Math.floor(mtime / 1e3) >>> 0, (tempDouble = Math.floor(mtime / 1e3), - (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (56)) >> 2)] = tempI64[0], HEAP32[(((buf) + (60)) >> 2)] = tempI64[1]); - HEAPU32[(((buf) + (64)) >> 2)] = (mtime % 1e3) * 1e3; - (tempI64 = [ Math.floor(ctime / 1e3) >>> 0, (tempDouble = Math.floor(ctime / 1e3), - (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (72)) >> 2)] = tempI64[0], HEAP32[(((buf) + (76)) >> 2)] = tempI64[1]); - HEAPU32[(((buf) + (80)) >> 2)] = (ctime % 1e3) * 1e3; - (tempI64 = [ stat.ino >>> 0, (tempDouble = stat.ino, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (88)) >> 2)] = tempI64[0], HEAP32[(((buf) + (92)) >> 2)] = tempI64[1]); - return 0; - }, - doMsync(addr, stream, len, flags, offset) { - if (!FS.isFile(stream.node.mode)) { - throw new FS.ErrnoError(43); - } - if (flags & 2) { - return 0; - } - var buffer = HEAPU8.slice(addr, addr + len); - FS.msync(stream, buffer, offset, len, flags); - }, - getStreamFromFD(fd) { - var stream = FS.getStreamChecked(fd); - return stream; - }, - varargs: undefined, - getStr(ptr) { - var ret = UTF8ToString(ptr); - return ret; - } -}; - -function ___syscall_chdir(path) { - try { - path = SYSCALLS.getStr(path); - FS.chdir(path); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_chmod(path, mode) { - try { - path = SYSCALLS.getStr(path); - FS.chmod(path, mode); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_connect(fd, addr, addrlen, d1, d2, d3) { - try { - var sock = getSocketFromFD(fd); - var info = getSocketAddress(addr, addrlen); - sock.sock_ops.connect(sock, info.addr, info.port); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_dup(fd) { - try { - var old = SYSCALLS.getStreamFromFD(fd); - return FS.dupStream(old).fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_dup3(fd, newfd, flags) { - try { - var old = SYSCALLS.getStreamFromFD(fd); - if (old.fd === newfd) return -28; - var existing = FS.getStream(newfd); - if (existing) FS.close(existing); - return FS.dupStream(old, newfd).fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_faccessat(dirfd, path, amode, flags) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - if (amode & ~7) { - return -28; - } - var lookup = FS.lookupPath(path, { - follow: true - }); - var node = lookup.node; - if (!node) { - return -44; - } - var perms = ""; - if (amode & 4) perms += "r"; - if (amode & 2) perms += "w"; - if (amode & 1) perms += "x"; - if (perms && /* otherwise, they've just passed F_OK */ FS.nodePermissions(node, perms)) { - return -2; - } - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_fchmod(fd, mode) { - try { - FS.fchmod(fd, mode); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_fchown32(fd, owner, group) { - try { - FS.fchown(fd, owner, group); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_fchownat(dirfd, path, owner, group, flags) { - try { - path = SYSCALLS.getStr(path); - var nofollow = flags & 256; - flags = flags & (~256); - path = SYSCALLS.calculateAt(dirfd, path); - (nofollow ? FS.lchown : FS.chown)(path, owner, group); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -/** @suppress {duplicate } */ function syscallGetVarargI() { - var ret = HEAP32[((+SYSCALLS.varargs) >> 2)]; - SYSCALLS.varargs += 4; - return ret; -} - -var syscallGetVarargP = syscallGetVarargI; - -function ___syscall_fcntl64(fd, cmd, varargs) { - SYSCALLS.varargs = varargs; - try { - var stream = SYSCALLS.getStreamFromFD(fd); - switch (cmd) { - case 0: - { - var arg = syscallGetVarargI(); - if (arg < 0) { - return -28; - } - while (FS.streams[arg]) { - arg++; - } - var newStream; - newStream = FS.dupStream(stream, arg); - return newStream.fd; - } - - case 1: - case 2: - return 0; - - case 3: - return stream.flags; - - case 4: - { - var arg = syscallGetVarargI(); - stream.flags |= arg; - return 0; - } - - case 12: - { - var arg = syscallGetVarargP(); - var offset = 0; - HEAP16[(((arg) + (offset)) >> 1)] = 2; - return 0; - } - - case 13: - case 14: - return 0; - } - return -28; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_fstat64(fd, buf) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - return SYSCALLS.doStat(FS.stat, stream.path, buf); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var convertI32PairToI53Checked = (lo, hi) => ((hi + 2097152) >>> 0 < 4194305 - !!lo) ? (lo >>> 0) + hi * 4294967296 : NaN; - -function ___syscall_ftruncate64(fd, length_low, length_high) { - var length = convertI32PairToI53Checked(length_low, length_high); - try { - if (isNaN(length)) return 61; - FS.ftruncate(fd, length); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var stringToUTF8 = (str, outPtr, maxBytesToWrite) => stringToUTF8Array(str, HEAPU8, outPtr, maxBytesToWrite); - -Module["stringToUTF8"] = stringToUTF8; - -function ___syscall_getcwd(buf, size) { - try { - if (size === 0) return -28; - var cwd = FS.cwd(); - var cwdLengthInBytes = lengthBytesUTF8(cwd) + 1; - if (size < cwdLengthInBytes) return -68; - stringToUTF8(cwd, buf, size); - return cwdLengthInBytes; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_getdents64(fd, dirp, count) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - stream.getdents ||= FS.readdir(stream.path); - var struct_size = 280; - var pos = 0; - var off = FS.llseek(stream, 0, 1); - var idx = Math.floor(off / struct_size); - while (idx < stream.getdents.length && pos + struct_size <= count) { - var id; - var type; - var name = stream.getdents[idx]; - if (name === ".") { - id = stream.node.id; - type = 4; - } else if (name === "..") { - var lookup = FS.lookupPath(stream.path, { - parent: true - }); - id = lookup.node.id; - type = 4; - } else { - var child = FS.lookupNode(stream.node, name); - id = child.id; - type = FS.isChrdev(child.mode) ? 2 : FS.isDir(child.mode) ? 4 : FS.isLink(child.mode) ? 10 : 8; - } - (tempI64 = [ id >>> 0, (tempDouble = id, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[((dirp + pos) >> 2)] = tempI64[0], HEAP32[(((dirp + pos) + (4)) >> 2)] = tempI64[1]); - (tempI64 = [ (idx + 1) * struct_size >>> 0, (tempDouble = (idx + 1) * struct_size, - (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((dirp + pos) + (8)) >> 2)] = tempI64[0], HEAP32[(((dirp + pos) + (12)) >> 2)] = tempI64[1]); - HEAP16[(((dirp + pos) + (16)) >> 1)] = 280; - HEAP8[(dirp + pos) + (18)] = type; - stringToUTF8(name, dirp + pos + 19, 256); - pos += struct_size; - idx += 1; - } - FS.llseek(stream, idx * struct_size, 0); - return pos; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_getpeername(fd, addr, addrlen, d1, d2, d3) { - try { - var sock = getSocketFromFD(fd); - if (!sock.daddr) { - return -53; - } - var errno = writeSockaddr(addr, sock.family, DNS.lookup_name(sock.daddr), sock.dport, addrlen); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_getsockname(fd, addr, addrlen, d1, d2, d3) { - try { - var sock = getSocketFromFD(fd); - var errno = writeSockaddr(addr, sock.family, DNS.lookup_name(sock.saddr || "0.0.0.0"), sock.sport, addrlen); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_getsockopt(fd, level, optname, optval, optlen, d1) { - try { - var sock = getSocketFromFD(fd); - if (level === 1) { - if (optname === 4) { - HEAP32[((optval) >> 2)] = sock.error; - HEAP32[((optlen) >> 2)] = 4; - sock.error = null; - return 0; - } - } - return -50; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_ioctl(fd, op, varargs) { - SYSCALLS.varargs = varargs; - try { - var stream = SYSCALLS.getStreamFromFD(fd); - switch (op) { - case 21509: - { - if (!stream.tty) return -59; - return 0; - } - - case 21505: - { - if (!stream.tty) return -59; - if (stream.tty.ops.ioctl_tcgets) { - var termios = stream.tty.ops.ioctl_tcgets(stream); - var argp = syscallGetVarargP(); - HEAP32[((argp) >> 2)] = termios.c_iflag || 0; - HEAP32[(((argp) + (4)) >> 2)] = termios.c_oflag || 0; - HEAP32[(((argp) + (8)) >> 2)] = termios.c_cflag || 0; - HEAP32[(((argp) + (12)) >> 2)] = termios.c_lflag || 0; - for (var i = 0; i < 32; i++) { - HEAP8[(argp + i) + (17)] = termios.c_cc[i] || 0; - } - return 0; - } - return 0; - } - - case 21510: - case 21511: - case 21512: - { - if (!stream.tty) return -59; - return 0; - } - - case 21506: - case 21507: - case 21508: - { - if (!stream.tty) return -59; - if (stream.tty.ops.ioctl_tcsets) { - var argp = syscallGetVarargP(); - var c_iflag = HEAP32[((argp) >> 2)]; - var c_oflag = HEAP32[(((argp) + (4)) >> 2)]; - var c_cflag = HEAP32[(((argp) + (8)) >> 2)]; - var c_lflag = HEAP32[(((argp) + (12)) >> 2)]; - var c_cc = []; - for (var i = 0; i < 32; i++) { - c_cc.push(HEAP8[(argp + i) + (17)]); - } - return stream.tty.ops.ioctl_tcsets(stream.tty, op, { - c_iflag: c_iflag, - c_oflag: c_oflag, - c_cflag: c_cflag, - c_lflag: c_lflag, - c_cc: c_cc - }); - } - return 0; - } - - case 21519: - { - if (!stream.tty) return -59; - var argp = syscallGetVarargP(); - HEAP32[((argp) >> 2)] = 0; - return 0; - } - - case 21520: - { - if (!stream.tty) return -59; - return -28; - } - - case 21531: - { - var argp = syscallGetVarargP(); - return FS.ioctl(stream, op, argp); - } - - case 21523: - { - if (!stream.tty) return -59; - if (stream.tty.ops.ioctl_tiocgwinsz) { - var winsize = stream.tty.ops.ioctl_tiocgwinsz(stream.tty); - var argp = syscallGetVarargP(); - HEAP16[((argp) >> 1)] = winsize[0]; - HEAP16[(((argp) + (2)) >> 1)] = winsize[1]; - } - return 0; - } - - case 21524: - { - if (!stream.tty) return -59; - return 0; - } - - case 21515: - { - if (!stream.tty) return -59; - return 0; - } - - default: - return -28; - } - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_listen(fd, backlog) { - try { - var sock = getSocketFromFD(fd); - sock.sock_ops.listen(sock, backlog); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_lstat64(path, buf) { - try { - path = SYSCALLS.getStr(path); - return SYSCALLS.doStat(FS.lstat, path, buf); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_mkdirat(dirfd, path, mode) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - path = PATH.normalize(path); - if (path[path.length - 1] === "/") path = path.substr(0, path.length - 1); - FS.mkdir(path, mode, 0); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_newfstatat(dirfd, path, buf, flags) { - try { - path = SYSCALLS.getStr(path); - var nofollow = flags & 256; - var allowEmpty = flags & 4096; - flags = flags & (~6400); - path = SYSCALLS.calculateAt(dirfd, path, allowEmpty); - return SYSCALLS.doStat(nofollow ? FS.lstat : FS.stat, path, buf); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_openat(dirfd, path, flags, varargs) { - SYSCALLS.varargs = varargs; - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - var mode = varargs ? syscallGetVarargI() : 0; - return FS.open(path, flags, mode).fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var PIPEFS = { - BUCKET_BUFFER_SIZE: 8192, - mount(mount) { - return FS.createNode(null, "/", 16384 | 511, /* 0777 */ 0); - }, - createPipe() { - var pipe = { - buckets: [], - refcnt: 2 - }; - pipe.buckets.push({ - buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), - offset: 0, - roffset: 0 - }); - var rName = PIPEFS.nextname(); - var wName = PIPEFS.nextname(); - var rNode = FS.createNode(PIPEFS.root, rName, 4096, 0); - var wNode = FS.createNode(PIPEFS.root, wName, 4096, 0); - rNode.pipe = pipe; - wNode.pipe = pipe; - var readableStream = FS.createStream({ - path: rName, - node: rNode, - flags: 0, - seekable: false, - stream_ops: PIPEFS.stream_ops - }); - rNode.stream = readableStream; - var writableStream = FS.createStream({ - path: wName, - node: wNode, - flags: 1, - seekable: false, - stream_ops: PIPEFS.stream_ops - }); - wNode.stream = writableStream; - return { - readable_fd: readableStream.fd, - writable_fd: writableStream.fd - }; - }, - stream_ops: { - poll(stream) { - var pipe = stream.node.pipe; - if ((stream.flags & 2097155) === 1) { - return (256 | 4); - } - if (pipe.buckets.length > 0) { - for (var i = 0; i < pipe.buckets.length; i++) { - var bucket = pipe.buckets[i]; - if (bucket.offset - bucket.roffset > 0) { - return (64 | 1); - } - } - } - return 0; - }, - ioctl(stream, request, varargs) { - return 28; - }, - fsync(stream) { - return 28; - }, - read(stream, buffer, offset, length, position) { - /* ignored */ var pipe = stream.node.pipe; - var currentLength = 0; - for (var i = 0; i < pipe.buckets.length; i++) { - var bucket = pipe.buckets[i]; - currentLength += bucket.offset - bucket.roffset; - } - var data = buffer.subarray(offset, offset + length); - if (length <= 0) { - return 0; - } - if (currentLength == 0) { - throw new FS.ErrnoError(6); - } - var toRead = Math.min(currentLength, length); - var totalRead = toRead; - var toRemove = 0; - for (var i = 0; i < pipe.buckets.length; i++) { - var currBucket = pipe.buckets[i]; - var bucketSize = currBucket.offset - currBucket.roffset; - if (toRead <= bucketSize) { - var tmpSlice = currBucket.buffer.subarray(currBucket.roffset, currBucket.offset); - if (toRead < bucketSize) { - tmpSlice = tmpSlice.subarray(0, toRead); - currBucket.roffset += toRead; - } else { - toRemove++; - } - data.set(tmpSlice); - break; - } else { - var tmpSlice = currBucket.buffer.subarray(currBucket.roffset, currBucket.offset); - data.set(tmpSlice); - data = data.subarray(tmpSlice.byteLength); - toRead -= tmpSlice.byteLength; - toRemove++; - } - } - if (toRemove && toRemove == pipe.buckets.length) { - toRemove--; - pipe.buckets[toRemove].offset = 0; - pipe.buckets[toRemove].roffset = 0; - } - pipe.buckets.splice(0, toRemove); - return totalRead; - }, - write(stream, buffer, offset, length, position) { - /* ignored */ var pipe = stream.node.pipe; - var data = buffer.subarray(offset, offset + length); - var dataLen = data.byteLength; - if (dataLen <= 0) { - return 0; - } - var currBucket = null; - if (pipe.buckets.length == 0) { - currBucket = { - buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), - offset: 0, - roffset: 0 - }; - pipe.buckets.push(currBucket); - } else { - currBucket = pipe.buckets[pipe.buckets.length - 1]; - } - assert(currBucket.offset <= PIPEFS.BUCKET_BUFFER_SIZE); - var freeBytesInCurrBuffer = PIPEFS.BUCKET_BUFFER_SIZE - currBucket.offset; - if (freeBytesInCurrBuffer >= dataLen) { - currBucket.buffer.set(data, currBucket.offset); - currBucket.offset += dataLen; - return dataLen; - } else if (freeBytesInCurrBuffer > 0) { - currBucket.buffer.set(data.subarray(0, freeBytesInCurrBuffer), currBucket.offset); - currBucket.offset += freeBytesInCurrBuffer; - data = data.subarray(freeBytesInCurrBuffer, data.byteLength); - } - var numBuckets = (data.byteLength / PIPEFS.BUCKET_BUFFER_SIZE) | 0; - var remElements = data.byteLength % PIPEFS.BUCKET_BUFFER_SIZE; - for (var i = 0; i < numBuckets; i++) { - var newBucket = { - buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), - offset: PIPEFS.BUCKET_BUFFER_SIZE, - roffset: 0 - }; - pipe.buckets.push(newBucket); - newBucket.buffer.set(data.subarray(0, PIPEFS.BUCKET_BUFFER_SIZE)); - data = data.subarray(PIPEFS.BUCKET_BUFFER_SIZE, data.byteLength); - } - if (remElements > 0) { - var newBucket = { - buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), - offset: data.byteLength, - roffset: 0 - }; - pipe.buckets.push(newBucket); - newBucket.buffer.set(data); - } - return dataLen; - }, - close(stream) { - var pipe = stream.node.pipe; - pipe.refcnt--; - if (pipe.refcnt === 0) { - pipe.buckets = null; - } - } - }, - nextname() { - if (!PIPEFS.nextname.current) { - PIPEFS.nextname.current = 0; - } - return "pipe[" + (PIPEFS.nextname.current++) + "]"; - } -}; - -function ___syscall_pipe(fdPtr) { - try { - if (fdPtr == 0) { - throw new FS.ErrnoError(21); - } - var res = PIPEFS.createPipe(); - HEAP32[((fdPtr) >> 2)] = res.readable_fd; - HEAP32[(((fdPtr) + (4)) >> 2)] = res.writable_fd; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_poll(fds, nfds, timeout) { - try { - var nonzero = 0; - for (var i = 0; i < nfds; i++) { - var pollfd = fds + 8 * i; - var fd = HEAP32[((pollfd) >> 2)]; - var events = HEAP16[(((pollfd) + (4)) >> 1)]; - var mask = 32; - var stream = FS.getStream(fd); - if (stream) { - mask = SYSCALLS.DEFAULT_POLLMASK; - if (stream.stream_ops?.poll) { - mask = stream.stream_ops.poll(stream, -1); - } - } - mask &= events | 8 | 16; - if (mask) nonzero++; - HEAP16[(((pollfd) + (6)) >> 1)] = mask; - } - return nonzero; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_readlinkat(dirfd, path, buf, bufsize) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - if (bufsize <= 0) return -28; - var ret = FS.readlink(path); - var len = Math.min(bufsize, lengthBytesUTF8(ret)); - var endChar = HEAP8[buf + len]; - stringToUTF8(ret, buf, bufsize + 1); - HEAP8[buf + len] = endChar; - return len; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_recvfrom(fd, buf, len, flags, addr, addrlen) { - try { - var sock = getSocketFromFD(fd); - var msg = sock.sock_ops.recvmsg(sock, len, typeof flags !== "undefined" ? flags : 0); - if (!msg) return 0; - if (addr) { - var errno = writeSockaddr(addr, sock.family, DNS.lookup_name(msg.addr), msg.port, addrlen); - } - HEAPU8.set(msg.buffer, buf); - return msg.buffer.byteLength; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_renameat(olddirfd, oldpath, newdirfd, newpath) { - try { - oldpath = SYSCALLS.getStr(oldpath); - newpath = SYSCALLS.getStr(newpath); - oldpath = SYSCALLS.calculateAt(olddirfd, oldpath); - newpath = SYSCALLS.calculateAt(newdirfd, newpath); - FS.rename(oldpath, newpath); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_rmdir(path) { - try { - path = SYSCALLS.getStr(path); - FS.rmdir(path); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_sendto(fd, message, length, flags, addr, addr_len) { - try { - var sock = getSocketFromFD(fd); - var dest = getSocketAddress(addr, addr_len, true); - if (!dest) { - return FS.write(sock.stream, HEAP8, message, length); - } - return sock.sock_ops.sendmsg(sock, HEAP8, message, length, dest.addr, dest.port); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_socket(domain, type, protocol) { - try { - var sock = SOCKFS.createSocket(domain, type, protocol); - return sock.stream.fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_stat64(path, buf) { - try { - path = SYSCALLS.getStr(path); - return SYSCALLS.doStat(FS.stat, path, buf); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_statfs64(path, size, buf) { - try { - path = SYSCALLS.getStr(path); - HEAP32[(((buf) + (4)) >> 2)] = 4096; - HEAP32[(((buf) + (40)) >> 2)] = 4096; - HEAP32[(((buf) + (8)) >> 2)] = 1e6; - HEAP32[(((buf) + (12)) >> 2)] = 5e5; - HEAP32[(((buf) + (16)) >> 2)] = 5e5; - HEAP32[(((buf) + (20)) >> 2)] = FS.nextInode; - HEAP32[(((buf) + (24)) >> 2)] = 1e6; - HEAP32[(((buf) + (28)) >> 2)] = 42; - HEAP32[(((buf) + (44)) >> 2)] = 2; - HEAP32[(((buf) + (36)) >> 2)] = 255; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_symlink(target, linkpath) { - try { - target = SYSCALLS.getStr(target); - linkpath = SYSCALLS.getStr(linkpath); - FS.symlink(target, linkpath); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_unlinkat(dirfd, path, flags) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - if (flags === 0) { - FS.unlink(path); - } else if (flags === 512) { - FS.rmdir(path); - } else { - abort("Invalid flags passed to unlinkat"); - } - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var readI53FromI64 = ptr => HEAPU32[((ptr) >> 2)] + HEAP32[(((ptr) + (4)) >> 2)] * 4294967296; - -function ___syscall_utimensat(dirfd, path, times, flags) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path, true); - if (!times) { - var atime = Date.now(); - var mtime = atime; - } else { - var seconds = readI53FromI64(times); - var nanoseconds = HEAP32[(((times) + (8)) >> 2)]; - atime = (seconds * 1e3) + (nanoseconds / (1e3 * 1e3)); - times += 16; - seconds = readI53FromI64(times); - nanoseconds = HEAP32[(((times) + (8)) >> 2)]; - mtime = (seconds * 1e3) + (nanoseconds / (1e3 * 1e3)); - } - FS.utime(path, atime, mtime); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var __abort_js = () => { - abort(""); -}; - -var nowIsMonotonic = 1; - -var __emscripten_get_now_is_monotonic = () => nowIsMonotonic; - -var __emscripten_lookup_name = name => { - var nameString = UTF8ToString(name); - return inetPton4(DNS.lookup_name(nameString)); -}; - -var __emscripten_memcpy_js = (dest, src, num) => HEAPU8.copyWithin(dest, src, src + num); - -var __emscripten_runtime_keepalive_clear = () => { - noExitRuntime = false; - runtimeKeepaliveCounter = 0; -}; - -function __gmtime_js(time_low, time_high, tmPtr) { - var time = convertI32PairToI53Checked(time_low, time_high); - var date = new Date(time * 1e3); - HEAP32[((tmPtr) >> 2)] = date.getUTCSeconds(); - HEAP32[(((tmPtr) + (4)) >> 2)] = date.getUTCMinutes(); - HEAP32[(((tmPtr) + (8)) >> 2)] = date.getUTCHours(); - HEAP32[(((tmPtr) + (12)) >> 2)] = date.getUTCDate(); - HEAP32[(((tmPtr) + (16)) >> 2)] = date.getUTCMonth(); - HEAP32[(((tmPtr) + (20)) >> 2)] = date.getUTCFullYear() - 1900; - HEAP32[(((tmPtr) + (24)) >> 2)] = date.getUTCDay(); - var start = Date.UTC(date.getUTCFullYear(), 0, 1, 0, 0, 0, 0); - var yday = ((date.getTime() - start) / (1e3 * 60 * 60 * 24)) | 0; - HEAP32[(((tmPtr) + (28)) >> 2)] = yday; -} - -var isLeapYear = year => year % 4 === 0 && (year % 100 !== 0 || year % 400 === 0); - -var MONTH_DAYS_LEAP_CUMULATIVE = [ 0, 31, 60, 91, 121, 152, 182, 213, 244, 274, 305, 335 ]; - -var MONTH_DAYS_REGULAR_CUMULATIVE = [ 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334 ]; - -var ydayFromDate = date => { - var leap = isLeapYear(date.getFullYear()); - var monthDaysCumulative = (leap ? MONTH_DAYS_LEAP_CUMULATIVE : MONTH_DAYS_REGULAR_CUMULATIVE); - var yday = monthDaysCumulative[date.getMonth()] + date.getDate() - 1; - return yday; -}; - -function __localtime_js(time_low, time_high, tmPtr) { - var time = convertI32PairToI53Checked(time_low, time_high); - var date = new Date(time * 1e3); - HEAP32[((tmPtr) >> 2)] = date.getSeconds(); - HEAP32[(((tmPtr) + (4)) >> 2)] = date.getMinutes(); - HEAP32[(((tmPtr) + (8)) >> 2)] = date.getHours(); - HEAP32[(((tmPtr) + (12)) >> 2)] = date.getDate(); - HEAP32[(((tmPtr) + (16)) >> 2)] = date.getMonth(); - HEAP32[(((tmPtr) + (20)) >> 2)] = date.getFullYear() - 1900; - HEAP32[(((tmPtr) + (24)) >> 2)] = date.getDay(); - var yday = ydayFromDate(date) | 0; - HEAP32[(((tmPtr) + (28)) >> 2)] = yday; - HEAP32[(((tmPtr) + (36)) >> 2)] = -(date.getTimezoneOffset() * 60); - var start = new Date(date.getFullYear(), 0, 1); - var summerOffset = new Date(date.getFullYear(), 6, 1).getTimezoneOffset(); - var winterOffset = start.getTimezoneOffset(); - var dst = (summerOffset != winterOffset && date.getTimezoneOffset() == Math.min(winterOffset, summerOffset)) | 0; - HEAP32[(((tmPtr) + (32)) >> 2)] = dst; -} - -/** @suppress {duplicate } */ var setTempRet0 = val => __emscripten_tempret_set(val); - -var __mktime_js = function(tmPtr) { - var ret = (() => { - var date = new Date(HEAP32[(((tmPtr) + (20)) >> 2)] + 1900, HEAP32[(((tmPtr) + (16)) >> 2)], HEAP32[(((tmPtr) + (12)) >> 2)], HEAP32[(((tmPtr) + (8)) >> 2)], HEAP32[(((tmPtr) + (4)) >> 2)], HEAP32[((tmPtr) >> 2)], 0); - var dst = HEAP32[(((tmPtr) + (32)) >> 2)]; - var guessedOffset = date.getTimezoneOffset(); - var start = new Date(date.getFullYear(), 0, 1); - var summerOffset = new Date(date.getFullYear(), 6, 1).getTimezoneOffset(); - var winterOffset = start.getTimezoneOffset(); - var dstOffset = Math.min(winterOffset, summerOffset); - if (dst < 0) { - HEAP32[(((tmPtr) + (32)) >> 2)] = Number(summerOffset != winterOffset && dstOffset == guessedOffset); - } else if ((dst > 0) != (dstOffset == guessedOffset)) { - var nonDstOffset = Math.max(winterOffset, summerOffset); - var trueOffset = dst > 0 ? dstOffset : nonDstOffset; - date.setTime(date.getTime() + (trueOffset - guessedOffset) * 6e4); - } - HEAP32[(((tmPtr) + (24)) >> 2)] = date.getDay(); - var yday = ydayFromDate(date) | 0; - HEAP32[(((tmPtr) + (28)) >> 2)] = yday; - HEAP32[((tmPtr) >> 2)] = date.getSeconds(); - HEAP32[(((tmPtr) + (4)) >> 2)] = date.getMinutes(); - HEAP32[(((tmPtr) + (8)) >> 2)] = date.getHours(); - HEAP32[(((tmPtr) + (12)) >> 2)] = date.getDate(); - HEAP32[(((tmPtr) + (16)) >> 2)] = date.getMonth(); - HEAP32[(((tmPtr) + (20)) >> 2)] = date.getYear(); - var timeMs = date.getTime(); - if (isNaN(timeMs)) { - return -1; - } - return timeMs / 1e3; - })(); - return (setTempRet0((tempDouble = ret, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0)), - ret >>> 0); -}; - -function __mmap_js(len, prot, flags, fd, offset_low, offset_high, allocated, addr) { - var offset = convertI32PairToI53Checked(offset_low, offset_high); - try { - if (isNaN(offset)) return 61; - var stream = SYSCALLS.getStreamFromFD(fd); - var res = FS.mmap(stream, len, offset, prot, flags); - var ptr = res.ptr; - HEAP32[((allocated) >> 2)] = res.allocated; - HEAPU32[((addr) >> 2)] = ptr; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function __munmap_js(addr, len, prot, flags, fd, offset_low, offset_high) { - var offset = convertI32PairToI53Checked(offset_low, offset_high); - try { - var stream = SYSCALLS.getStreamFromFD(fd); - if (prot & 2) { - SYSCALLS.doMsync(addr, stream, len, flags, offset); - } - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var timers = {}; - -var handleException = e => { - if (e instanceof ExitStatus || e == "unwind") { - return EXITSTATUS; - } - quit_(1, e); -}; - -var runtimeKeepaliveCounter = 0; - -var keepRuntimeAlive = () => noExitRuntime || runtimeKeepaliveCounter > 0; - -var _proc_exit = code => { - EXITSTATUS = code; - if (!keepRuntimeAlive()) { - Module["onExit"]?.(code); - ABORT = true; - } - quit_(code, new ExitStatus(code)); -}; - -/** @param {boolean|number=} implicit */ var exitJS = (status, implicit) => { - EXITSTATUS = status; - if (!keepRuntimeAlive()) { - exitRuntime(); - } - _proc_exit(status); -}; - -var _exit = exitJS; - -Module["_exit"] = _exit; - -var maybeExit = () => { - if (runtimeExited) { - return; - } - if (!keepRuntimeAlive()) { - try { - _exit(EXITSTATUS); - } catch (e) { - handleException(e); - } - } -}; - -var callUserCallback = func => { - if (runtimeExited || ABORT) { - return; - } - try { - func(); - maybeExit(); - } catch (e) { - handleException(e); - } -}; - -var _emscripten_get_now; - -_emscripten_get_now = () => performance.now(); - -var __setitimer_js = (which, timeout_ms) => { - if (timers[which]) { - clearTimeout(timers[which].id); - delete timers[which]; - } - if (!timeout_ms) return 0; - var id = setTimeout(() => { - delete timers[which]; - callUserCallback(() => __emscripten_timeout(which, _emscripten_get_now())); - }, timeout_ms); - timers[which] = { - id: id, - timeout_ms: timeout_ms - }; - return 0; -}; - -var __tzset_js = (timezone, daylight, std_name, dst_name) => { - var currentYear = (new Date).getFullYear(); - var winter = new Date(currentYear, 0, 1); - var summer = new Date(currentYear, 6, 1); - var winterOffset = winter.getTimezoneOffset(); - var summerOffset = summer.getTimezoneOffset(); - var stdTimezoneOffset = Math.max(winterOffset, summerOffset); - HEAPU32[((timezone) >> 2)] = stdTimezoneOffset * 60; - HEAP32[((daylight) >> 2)] = Number(winterOffset != summerOffset); - var extractZone = date => date.toLocaleTimeString(undefined, { - hour12: false, - timeZoneName: "short" - }).split(" ")[1]; - var winterName = extractZone(winter); - var summerName = extractZone(summer); - if (summerOffset < winterOffset) { - stringToUTF8(winterName, std_name, 17); - stringToUTF8(summerName, dst_name, 17); - } else { - stringToUTF8(winterName, dst_name, 17); - stringToUTF8(summerName, std_name, 17); - } -}; - -var _emscripten_date_now = () => Date.now(); - -var getHeapMax = () => 2147483648; - -var _emscripten_get_heap_max = () => getHeapMax(); - -var growMemory = size => { - var b = wasmMemory.buffer; - var pages = (size - b.byteLength + 65535) / 65536; - try { - wasmMemory.grow(pages); - updateMemoryViews(); - return 1; - } /*success*/ catch (e) {} -}; - -var _emscripten_resize_heap = requestedSize => { - var oldSize = HEAPU8.length; - requestedSize >>>= 0; - var maxHeapSize = getHeapMax(); - if (requestedSize > maxHeapSize) { - return false; - } - var alignUp = (x, multiple) => x + (multiple - x % multiple) % multiple; - for (var cutDown = 1; cutDown <= 4; cutDown *= 2) { - var overGrownHeapSize = oldSize * (1 + .2 / cutDown); - overGrownHeapSize = Math.min(overGrownHeapSize, requestedSize + 100663296); - var newSize = Math.min(maxHeapSize, alignUp(Math.max(requestedSize, overGrownHeapSize), 65536)); - var replacement = growMemory(newSize); - if (replacement) { - return true; - } - } - return false; -}; - -var runtimeKeepalivePush = () => { - runtimeKeepaliveCounter += 1; -}; - -var runtimeKeepalivePop = () => { - runtimeKeepaliveCounter -= 1; -}; - -/** @param {number=} timeout */ var safeSetTimeout = (func, timeout) => { - runtimeKeepalivePush(); - return setTimeout(() => { - runtimeKeepalivePop(); - callUserCallback(func); - }, timeout); -}; - -var _emscripten_sleep = ms => Asyncify.handleSleep(wakeUp => safeSetTimeout(wakeUp, ms)); - -Module["_emscripten_sleep"] = _emscripten_sleep; - -_emscripten_sleep.isAsync = true; - -var ENV = PHPLoader.ENV || {}; - -var getExecutableName = () => thisProgram || "./this.program"; - -var getEnvStrings = () => { - if (!getEnvStrings.strings) { - var lang = ((typeof navigator == "object" && navigator.languages && navigator.languages[0]) || "C").replace("-", "_") + ".UTF-8"; - var env = { - "USER": "web_user", - "LOGNAME": "web_user", - "PATH": "/", - "PWD": "/", - "HOME": "/home/web_user", - "LANG": lang, - "_": getExecutableName() - }; - for (var x in ENV) { - if (ENV[x] === undefined) delete env[x]; else env[x] = ENV[x]; - } - var strings = []; - for (var x in env) { - strings.push(`${x}=${env[x]}`); - } - getEnvStrings.strings = strings; - } - return getEnvStrings.strings; -}; - -var stringToAscii = (str, buffer) => { - for (var i = 0; i < str.length; ++i) { - HEAP8[buffer++] = str.charCodeAt(i); - } - HEAP8[buffer] = 0; -}; - -var _environ_get = (__environ, environ_buf) => { - var bufSize = 0; - getEnvStrings().forEach((string, i) => { - var ptr = environ_buf + bufSize; - HEAPU32[(((__environ) + (i * 4)) >> 2)] = ptr; - stringToAscii(string, ptr); - bufSize += string.length + 1; - }); - return 0; -}; - -var _environ_sizes_get = (penviron_count, penviron_buf_size) => { - var strings = getEnvStrings(); - HEAPU32[((penviron_count) >> 2)] = strings.length; - var bufSize = 0; - strings.forEach(string => bufSize += string.length + 1); - HEAPU32[((penviron_buf_size) >> 2)] = bufSize; - return 0; -}; - -function _fd_close(fd) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - FS.close(stream); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -function _fd_fdstat_get(fd, pbuf) { - try { - var rightsBase = 0; - var rightsInheriting = 0; - var flags = 0; - { - var stream = SYSCALLS.getStreamFromFD(fd); - var type = stream.tty ? 2 : FS.isDir(stream.mode) ? 3 : FS.isLink(stream.mode) ? 7 : 4; - } - HEAP8[pbuf] = type; - HEAP16[(((pbuf) + (2)) >> 1)] = flags; - (tempI64 = [ rightsBase >>> 0, (tempDouble = rightsBase, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((pbuf) + (8)) >> 2)] = tempI64[0], HEAP32[(((pbuf) + (12)) >> 2)] = tempI64[1]); - (tempI64 = [ rightsInheriting >>> 0, (tempDouble = rightsInheriting, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((pbuf) + (16)) >> 2)] = tempI64[0], HEAP32[(((pbuf) + (20)) >> 2)] = tempI64[1]); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -/** @param {number=} offset */ var doReadv = (stream, iov, iovcnt, offset) => { - var ret = 0; - for (var i = 0; i < iovcnt; i++) { - var ptr = HEAPU32[((iov) >> 2)]; - var len = HEAPU32[(((iov) + (4)) >> 2)]; - iov += 8; - var curr = FS.read(stream, HEAP8, ptr, len, offset); - if (curr < 0) return -1; - ret += curr; - if (curr < len) break; - if (typeof offset != "undefined") { - offset += curr; - } - } - return ret; -}; - -function _fd_read(fd, iov, iovcnt, pnum) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - var num = doReadv(stream, iov, iovcnt); - HEAPU32[((pnum) >> 2)] = num; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -function _fd_seek(fd, offset_low, offset_high, whence, newOffset) { - var offset = convertI32PairToI53Checked(offset_low, offset_high); - try { - if (isNaN(offset)) return 61; - var stream = SYSCALLS.getStreamFromFD(fd); - FS.llseek(stream, offset, whence); - (tempI64 = [ stream.position >>> 0, (tempDouble = stream.position, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[((newOffset) >> 2)] = tempI64[0], HEAP32[(((newOffset) + (4)) >> 2)] = tempI64[1]); - if (stream.getdents && offset === 0 && whence === 0) stream.getdents = null; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -var _fd_sync = function(fd) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - return Asyncify.handleSleep(wakeUp => { - var mount = stream.node.mount; - if (!mount.type.syncfs) { - wakeUp(0); - return; - } - mount.type.syncfs(mount, false, err => { - if (err) { - wakeUp(29); - return; - } - wakeUp(0); - }); - }); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -}; - -_fd_sync.isAsync = true; - -/** @param {number=} offset */ var doWritev = (stream, iov, iovcnt, offset) => { - var ret = 0; - for (var i = 0; i < iovcnt; i++) { - var ptr = HEAPU32[((iov) >> 2)]; - var len = HEAPU32[(((iov) + (4)) >> 2)]; - iov += 8; - var curr = FS.write(stream, HEAP8, ptr, len, offset); - if (curr < 0) return -1; - ret += curr; - if (typeof offset != "undefined") { - offset += curr; - } - } - return ret; -}; - -function _fd_write(fd, iov, iovcnt, pnum) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - var num = doWritev(stream, iov, iovcnt); - HEAPU32[((pnum) >> 2)] = num; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -var _getaddrinfo = (node, service, hint, out) => { - var addr = 0; - var port = 0; - var flags = 0; - var family = 0; - var type = 0; - var proto = 0; - var ai; - function allocaddrinfo(family, type, proto, canon, addr, port) { - var sa, salen, ai; - var errno; - salen = family === 10 ? 28 : 16; - addr = family === 10 ? inetNtop6(addr) : inetNtop4(addr); - sa = _malloc(salen); - errno = writeSockaddr(sa, family, addr, port); - assert(!errno); - ai = _malloc(32); - HEAP32[(((ai) + (4)) >> 2)] = family; - HEAP32[(((ai) + (8)) >> 2)] = type; - HEAP32[(((ai) + (12)) >> 2)] = proto; - HEAPU32[(((ai) + (24)) >> 2)] = canon; - HEAPU32[(((ai) + (20)) >> 2)] = sa; - if (family === 10) { - HEAP32[(((ai) + (16)) >> 2)] = 28; - } else { - HEAP32[(((ai) + (16)) >> 2)] = 16; - } - HEAP32[(((ai) + (28)) >> 2)] = 0; - return ai; - } - if (hint) { - flags = HEAP32[((hint) >> 2)]; - family = HEAP32[(((hint) + (4)) >> 2)]; - type = HEAP32[(((hint) + (8)) >> 2)]; - proto = HEAP32[(((hint) + (12)) >> 2)]; - } - if (type && !proto) { - proto = type === 2 ? 17 : 6; - } - if (!type && proto) { - type = proto === 17 ? 2 : 1; - } - if (proto === 0) { - proto = 6; - } - if (type === 0) { - type = 1; - } - if (!node && !service) { - return -2; - } - if (flags & ~(1 | 2 | 4 | 1024 | 8 | 16 | 32)) { - return -1; - } - if (hint !== 0 && (HEAP32[((hint) >> 2)] & 2) && !node) { - return -1; - } - if (flags & 32) { - return -2; - } - if (type !== 0 && type !== 1 && type !== 2) { - return -7; - } - if (family !== 0 && family !== 2 && family !== 10) { - return -6; - } - if (service) { - service = UTF8ToString(service); - port = parseInt(service, 10); - if (isNaN(port)) { - if (flags & 1024) { - return -2; - } - return -8; - } - } - if (!node) { - if (family === 0) { - family = 2; - } - if ((flags & 1) === 0) { - if (family === 2) { - addr = _htonl(2130706433); - } else { - addr = [ 0, 0, 0, 1 ]; - } - } - ai = allocaddrinfo(family, type, proto, null, addr, port); - HEAPU32[((out) >> 2)] = ai; - return 0; - } - node = UTF8ToString(node); - addr = inetPton4(node); - if (addr !== null) { - if (family === 0 || family === 2) { - family = 2; - } else if (family === 10 && (flags & 8)) { - addr = [ 0, 0, _htonl(65535), addr ]; - family = 10; - } else { - return -2; - } - } else { - addr = inetPton6(node); - if (addr !== null) { - if (family === 0 || family === 10) { - family = 10; - } else { - return -2; - } - } - } - if (addr != null) { - ai = allocaddrinfo(family, type, proto, node, addr, port); - HEAPU32[((out) >> 2)] = ai; - return 0; - } - if (flags & 4) { - return -2; - } - node = DNS.lookup_name(node); - addr = inetPton4(node); - if (family === 0) { - family = 2; - } else if (family === 10) { - addr = [ 0, 0, _htonl(65535), addr ]; - } - ai = allocaddrinfo(family, type, proto, null, addr, port); - HEAPU32[((out) >> 2)] = ai; - return 0; -}; - -var _getnameinfo = (sa, salen, node, nodelen, serv, servlen, flags) => { - var info = readSockaddr(sa, salen); - if (info.errno) { - return -6; - } - var port = info.port; - var addr = info.addr; - var overflowed = false; - if (node && nodelen) { - var lookup; - if ((flags & 1) || !(lookup = DNS.lookup_addr(addr))) { - if (flags & 8) { - return -2; - } - } else { - addr = lookup; - } - var numBytesWrittenExclNull = stringToUTF8(addr, node, nodelen); - if (numBytesWrittenExclNull + 1 >= nodelen) { - overflowed = true; - } - } - if (serv && servlen) { - port = "" + port; - var numBytesWrittenExclNull = stringToUTF8(port, serv, servlen); - if (numBytesWrittenExclNull + 1 >= servlen) { - overflowed = true; - } - } - if (overflowed) { - return -12; - } - return 0; -}; - -var Protocols = { - list: [], - map: {} -}; - -var _setprotoent = stayopen => { - function allocprotoent(name, proto, aliases) { - var nameBuf = _malloc(name.length + 1); - stringToAscii(name, nameBuf); - var j = 0; - var length = aliases.length; - var aliasListBuf = _malloc((length + 1) * 4); - for (var i = 0; i < length; i++, j += 4) { - var alias = aliases[i]; - var aliasBuf = _malloc(alias.length + 1); - stringToAscii(alias, aliasBuf); - HEAPU32[(((aliasListBuf) + (j)) >> 2)] = aliasBuf; - } - HEAPU32[(((aliasListBuf) + (j)) >> 2)] = 0; - var pe = _malloc(12); - HEAPU32[((pe) >> 2)] = nameBuf; - HEAPU32[(((pe) + (4)) >> 2)] = aliasListBuf; - HEAP32[(((pe) + (8)) >> 2)] = proto; - return pe; - } - var list = Protocols.list; - var map = Protocols.map; - if (list.length === 0) { - var entry = allocprotoent("tcp", 6, [ "TCP" ]); - list.push(entry); - map["tcp"] = map["6"] = entry; - entry = allocprotoent("udp", 17, [ "UDP" ]); - list.push(entry); - map["udp"] = map["17"] = entry; - } - _setprotoent.index = 0; -}; - -var _getprotobyname = name => { - name = UTF8ToString(name); - _setprotoent(true); - var result = Protocols.map[name]; - return result; -}; - -var _getprotobynumber = number => { - _setprotoent(true); - var result = Protocols.map[number]; - return result; -}; - -var stackAlloc = sz => __emscripten_stack_alloc(sz); - -/** @suppress {duplicate } */ var stringToUTF8OnStack = str => { - var size = lengthBytesUTF8(str) + 1; - var ret = stackAlloc(size); - stringToUTF8(str, ret, size); - return ret; -}; - -var allocateUTF8OnStack = stringToUTF8OnStack; - -var PHPWASM = { - init: function() { - FS.mkdir("/internal"); - FS.mkdir("/internal/shared"); - FS.mkdir("/internal/shared/preload"); - PHPWASM.EventEmitter = ENVIRONMENT_IS_NODE ? require("events").EventEmitter : class EventEmitter { - constructor() { - this.listeners = {}; - } - emit(eventName, data) { - if (this.listeners[eventName]) { - this.listeners[eventName].forEach(callback => { - callback(data); - }); - } - } - once(eventName, callback) { - const self = this; - function removedCallback() { - callback(...arguments); - self.removeListener(eventName, removedCallback); - } - this.on(eventName, removedCallback); - } - removeAllListeners(eventName) { - if (eventName) { - delete this.listeners[eventName]; - } else { - this.listeners = {}; - } - } - removeListener(eventName, callback) { - if (this.listeners[eventName]) { - const idx = this.listeners[eventName].indexOf(callback); - if (idx !== -1) { - this.listeners[eventName].splice(idx, 1); - } - } - } - }; - PHPWASM.child_proc_by_fd = {}; - PHPWASM.child_proc_by_pid = {}; - PHPWASM.input_devices = {}; - }, - getAllWebSockets: function(sock) { - const webSockets = new Set; - if (sock.server) { - sock.server.clients.forEach(ws => { - webSockets.add(ws); - }); - } - for (const peer of PHPWASM.getAllPeers(sock)) { - webSockets.add(peer.socket); - } - return Array.from(webSockets); - }, - getAllPeers: function(sock) { - const peers = new Set; - if (sock.server) { - sock.pending.filter(pending => pending.peers).forEach(pending => { - for (const peer of Object.values(pending.peers)) { - peers.add(peer); - } - }); - } - if (sock.peers) { - for (const peer of Object.values(sock.peers)) { - peers.add(peer); - } - } - return Array.from(peers); - }, - awaitData: function(ws) { - return PHPWASM.awaitEvent(ws, "message"); - }, - awaitConnection: function(ws) { - if (ws.OPEN === ws.readyState) { - return [ Promise.resolve(), PHPWASM.noop ]; - } - return PHPWASM.awaitEvent(ws, "open"); - }, - awaitClose: function(ws) { - if ([ ws.CLOSING, ws.CLOSED ].includes(ws.readyState)) { - return [ Promise.resolve(), PHPWASM.noop ]; - } - return PHPWASM.awaitEvent(ws, "close"); - }, - awaitError: function(ws) { - if ([ ws.CLOSING, ws.CLOSED ].includes(ws.readyState)) { - return [ Promise.resolve(), PHPWASM.noop ]; - } - return PHPWASM.awaitEvent(ws, "error"); - }, - awaitEvent: function(ws, event) { - let resolve; - const listener = () => { - resolve(); - }; - const promise = new Promise(function(_resolve) { - resolve = _resolve; - ws.once(event, listener); - }); - const cancel = () => { - ws.removeListener(event, listener); - setTimeout(resolve); - }; - return [ promise, cancel ]; - }, - noop: function() {}, - spawnProcess: function(command, args, options) { - if (Module["spawnProcess"]) { - const spawnedPromise = Module["spawnProcess"](command, args, options); - return Promise.resolve(spawnedPromise).then(function(spawned) { - if (!spawned || !spawned.on) { - throw new Error("spawnProcess() must return an EventEmitter but returned a different type."); - } - return spawned; - }); - } - if (ENVIRONMENT_IS_NODE) { - return require("child_process").spawn(command, args, { - ...options, - shell: true, - stdio: [ "pipe", "pipe", "pipe" ], - timeout: 100 - }); - } - const e = new Error("popen(), proc_open() etc. are unsupported in the browser. Call php.setSpawnHandler() " + "and provide a callback to handle spawning processes, or disable a popen(), proc_open() " + "and similar functions via php.ini."); - e.code = "SPAWN_UNSUPPORTED"; - throw e; - }, - shutdownSocket: function(socketd, how) { - const sock = getSocketFromFD(socketd); - const peer = Object.values(sock.peers)[0]; - if (!peer) { - return -1; - } - try { - peer.socket.close(); - SOCKFS.websocket_sock_ops.removePeer(sock, peer); - return 0; - } catch (e) { - console.log("Socket shutdown error", e); - return -1; - } - } -}; - -function _js_create_input_device(deviceId) { - let dataBuffer = []; - let dataCallback; - const filename = "proc_id_" + deviceId; - const device = FS.createDevice("/dev", filename, function() {}, function(byte) { - try { - dataBuffer.push(byte); - if (dataCallback) { - dataCallback(new Uint8Array(dataBuffer)); - dataBuffer = []; - } - } catch (e) { - console.error(e); - throw e; - } - }); - const devicePath = "/dev/" + filename; - PHPWASM.input_devices[deviceId] = { - devicePath: devicePath, - onData: function(cb) { - dataCallback = cb; - dataBuffer.forEach(function(data) { - cb(data); - }); - dataBuffer.length = 0; - } - }; - return allocateUTF8OnStack(devicePath); -} - -function _js_open_process(command, argsPtr, argsLength, descriptorsPtr, descriptorsLength, cwdPtr, cwdLength, envPtr, envLength) { - if (!command) { - return 1; - } - const cmdstr = UTF8ToString(command); - if (!cmdstr.length) { - return 0; - } - let argsArray = []; - if (argsLength) { - for (var i = 0; i < argsLength; i++) { - const charPointer = argsPtr + i * 4; - argsArray.push(UTF8ToString(HEAPU32[charPointer >> 2])); - } - } - const cwdstr = cwdPtr ? UTF8ToString(cwdPtr) : null; - let envObject = null; - if (envLength) { - envObject = {}; - for (var i = 0; i < envLength; i++) { - const envPointer = envPtr + i * 4; - const envEntry = UTF8ToString(HEAPU32[envPointer >> 2]); - const splitAt = envEntry.indexOf("="); - if (splitAt === -1) { - continue; - } - const key = envEntry.substring(0, splitAt); - const value = envEntry.substring(splitAt + 1); - envObject[key] = value; - } - } - var std = {}; - for (var i = 0; i < descriptorsLength; i++) { - const descriptorPtr = HEAPU32[(descriptorsPtr + i * 4) >> 2]; - std[HEAPU32[descriptorPtr >> 2]] = { - child: HEAPU32[(descriptorPtr + 4) >> 2], - parent: HEAPU32[(descriptorPtr + 8) >> 2] - }; - } - return Asyncify.handleSleep(async wakeUp => { - let cp; - try { - const options = {}; - if (cwdstr !== null) { - options.cwd = cwdstr; - } - if (envObject !== null) { - options.env = envObject; - } - cp = PHPWASM.spawnProcess(cmdstr, argsArray, options); - if (cp instanceof Promise) { - cp = await cp; - } - } catch (e) { - if (e.code === "SPAWN_UNSUPPORTED") { - wakeUp(1); - return; - } - console.error(e); - wakeUp(1); - throw e; - } - const ProcInfo = { - pid: cp.pid, - exited: false, - stdinFd: std[0]?.child, - stdinIsDevice: std[0]?.child in PHPWASM.input_devices, - stdoutChildFd: std[1]?.child, - stdoutParentFd: std[1]?.parent, - stderrChildFd: std[2]?.child, - stderrParentFd: std[2]?.parent, - stdout: new PHPWASM.EventEmitter, - stderr: new PHPWASM.EventEmitter - }; - if (ProcInfo.stdoutChildFd) PHPWASM.child_proc_by_fd[ProcInfo.stdoutChildFd] = ProcInfo; - if (ProcInfo.stderrChildFd) PHPWASM.child_proc_by_fd[ProcInfo.stderrChildFd] = ProcInfo; - if (ProcInfo.stdoutParentFd) PHPWASM.child_proc_by_fd[ProcInfo.stdoutParentFd] = ProcInfo; - if (ProcInfo.stderrParentFd) PHPWASM.child_proc_by_fd[ProcInfo.stderrParentFd] = ProcInfo; - PHPWASM.child_proc_by_pid[ProcInfo.pid] = ProcInfo; - cp.on("exit", function(code) { - ProcInfo.exitCode = code; - ProcInfo.exited = true; - ProcInfo.stdout.emit("data"); - ProcInfo.stderr.emit("data"); - }); - if (ProcInfo.stdoutChildFd) { - const stdoutStream = SYSCALLS.getStreamFromFD(ProcInfo.stdoutChildFd); - let stdoutAt = 0; - cp.stdout.on("data", function(data) { - ProcInfo.stdout.emit("data", data); - stdoutStream.stream_ops.write(stdoutStream, data, 0, data.length, stdoutAt); - stdoutAt += data.length; - }); - } - if (ProcInfo.stderrChildFd) { - const stderrStream = SYSCALLS.getStreamFromFD(ProcInfo.stderrChildFd); - let stderrAt = 0; - cp.stderr.on("data", function(data) { - ProcInfo.stderr.emit("data", data); - stderrStream.stream_ops.write(stderrStream, data, 0, data.length, stderrAt); - stderrAt += data.length; - }); - } - /** - * Wait until the child process has been spawned. - * Unfortunately there is no Node.js API to check whether - * the process has already been spawned. We can only listen - * to the 'spawn' event and if it has already been spawned, - * listen to the 'exit' event. - */ try { - await new Promise((resolve, reject) => { - cp.on("spawn", resolve); - cp.on("error", reject); - }); - } catch (e) { - console.error(e); - wakeUp(1); - return; - } - if (ProcInfo.stdinIsDevice) { - PHPWASM.input_devices[ProcInfo.stdinFd].onData(function(data) { - if (!data) return; - if (typeof data === "number") { - data = new Uint8Array([ data ]); - } - const dataStr = new TextDecoder("utf-8").decode(data); - cp.stdin.write(dataStr); - }); - wakeUp(ProcInfo.pid); - return; - } - if (ProcInfo.stdinFd) { - const stdinStream = SYSCALLS.getStreamFromFD(ProcInfo.stdinFd); - if (stdinStream.node) { - const CHUNK_SIZE = 1024; - const buffer = new Uint8Array(CHUNK_SIZE); - let offset = 0; - while (true) { - const bytesRead = stdinStream.stream_ops.read(stdinStream, buffer, 0, CHUNK_SIZE, offset); - if (bytesRead === null || bytesRead === 0) { - break; - } - try { - cp.stdin.write(buffer.subarray(0, bytesRead)); - } catch (e) { - console.error(e); - return 1; - } - if (bytesRead < CHUNK_SIZE) { - break; - } - offset += bytesRead; - } - wakeUp(ProcInfo.pid); - return; - } - } - wakeUp(ProcInfo.pid); - }); -} - -function _js_process_status(pid, exitCodePtr) { - if (!PHPWASM.child_proc_by_pid[pid]) { - return -1; - } - if (PHPWASM.child_proc_by_pid[pid].exited) { - HEAPU32[exitCodePtr >> 2] = PHPWASM.child_proc_by_pid[pid].exitCode; - return 1; - } - return 0; -} - -function _js_waitpid(pid, exitCodePtr) { - if (!PHPWASM.child_proc_by_pid[pid]) { - return -1; - } - return Asyncify.handleSleep(wakeUp => { - const poll = function() { - if (PHPWASM.child_proc_by_pid[pid]?.exited) { - HEAPU32[exitCodePtr >> 2] = PHPWASM.child_proc_by_pid[pid].exitCode; - wakeUp(pid); - } else { - setTimeout(poll, 50); - } - }; - poll(); - }); -} - -var arraySum = (array, index) => { - var sum = 0; - for (var i = 0; i <= index; sum += array[i++]) {} - return sum; -}; - -var MONTH_DAYS_LEAP = [ 31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 ]; - -var MONTH_DAYS_REGULAR = [ 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 ]; - -var addDays = (date, days) => { - var newDate = new Date(date.getTime()); - while (days > 0) { - var leap = isLeapYear(newDate.getFullYear()); - var currentMonth = newDate.getMonth(); - var daysInCurrentMonth = (leap ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR)[currentMonth]; - if (days > daysInCurrentMonth - newDate.getDate()) { - days -= (daysInCurrentMonth - newDate.getDate() + 1); - newDate.setDate(1); - if (currentMonth < 11) { - newDate.setMonth(currentMonth + 1); - } else { - newDate.setMonth(0); - newDate.setFullYear(newDate.getFullYear() + 1); - } - } else { - newDate.setDate(newDate.getDate() + days); - return newDate; - } - } - return newDate; -}; - -var writeArrayToMemory = (array, buffer) => { - HEAP8.set(array, buffer); -}; - -var _strftime = (s, maxsize, format, tm) => { - var tm_zone = HEAPU32[(((tm) + (40)) >> 2)]; - var date = { - tm_sec: HEAP32[((tm) >> 2)], - tm_min: HEAP32[(((tm) + (4)) >> 2)], - tm_hour: HEAP32[(((tm) + (8)) >> 2)], - tm_mday: HEAP32[(((tm) + (12)) >> 2)], - tm_mon: HEAP32[(((tm) + (16)) >> 2)], - tm_year: HEAP32[(((tm) + (20)) >> 2)], - tm_wday: HEAP32[(((tm) + (24)) >> 2)], - tm_yday: HEAP32[(((tm) + (28)) >> 2)], - tm_isdst: HEAP32[(((tm) + (32)) >> 2)], - tm_gmtoff: HEAP32[(((tm) + (36)) >> 2)], - tm_zone: tm_zone ? UTF8ToString(tm_zone) : "" - }; - var pattern = UTF8ToString(format); - var EXPANSION_RULES_1 = { - "%c": "%a %b %d %H:%M:%S %Y", - "%D": "%m/%d/%y", - "%F": "%Y-%m-%d", - "%h": "%b", - "%r": "%I:%M:%S %p", - "%R": "%H:%M", - "%T": "%H:%M:%S", - "%x": "%m/%d/%y", - "%X": "%H:%M:%S", - "%Ec": "%c", - "%EC": "%C", - "%Ex": "%m/%d/%y", - "%EX": "%H:%M:%S", - "%Ey": "%y", - "%EY": "%Y", - "%Od": "%d", - "%Oe": "%e", - "%OH": "%H", - "%OI": "%I", - "%Om": "%m", - "%OM": "%M", - "%OS": "%S", - "%Ou": "%u", - "%OU": "%U", - "%OV": "%V", - "%Ow": "%w", - "%OW": "%W", - "%Oy": "%y" - }; - for (var rule in EXPANSION_RULES_1) { - pattern = pattern.replace(new RegExp(rule, "g"), EXPANSION_RULES_1[rule]); - } - var WEEKDAYS = [ "Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday" ]; - var MONTHS = [ "January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December" ]; - function leadingSomething(value, digits, character) { - var str = typeof value == "number" ? value.toString() : (value || ""); - while (str.length < digits) { - str = character[0] + str; - } - return str; - } - function leadingNulls(value, digits) { - return leadingSomething(value, digits, "0"); - } - function compareByDay(date1, date2) { - function sgn(value) { - return value < 0 ? -1 : (value > 0 ? 1 : 0); - } - var compare; - if ((compare = sgn(date1.getFullYear() - date2.getFullYear())) === 0) { - if ((compare = sgn(date1.getMonth() - date2.getMonth())) === 0) { - compare = sgn(date1.getDate() - date2.getDate()); - } - } - return compare; - } - function getFirstWeekStartDate(janFourth) { - switch (janFourth.getDay()) { - case 0: - return new Date(janFourth.getFullYear() - 1, 11, 29); - - case 1: - return janFourth; - - case 2: - return new Date(janFourth.getFullYear(), 0, 3); - - case 3: - return new Date(janFourth.getFullYear(), 0, 2); - - case 4: - return new Date(janFourth.getFullYear(), 0, 1); - - case 5: - return new Date(janFourth.getFullYear() - 1, 11, 31); - - case 6: - return new Date(janFourth.getFullYear() - 1, 11, 30); - } - } - function getWeekBasedYear(date) { - var thisDate = addDays(new Date(date.tm_year + 1900, 0, 1), date.tm_yday); - var janFourthThisYear = new Date(thisDate.getFullYear(), 0, 4); - var janFourthNextYear = new Date(thisDate.getFullYear() + 1, 0, 4); - var firstWeekStartThisYear = getFirstWeekStartDate(janFourthThisYear); - var firstWeekStartNextYear = getFirstWeekStartDate(janFourthNextYear); - if (compareByDay(firstWeekStartThisYear, thisDate) <= 0) { - if (compareByDay(firstWeekStartNextYear, thisDate) <= 0) { - return thisDate.getFullYear() + 1; - } - return thisDate.getFullYear(); - } - return thisDate.getFullYear() - 1; - } - var EXPANSION_RULES_2 = { - "%a": date => WEEKDAYS[date.tm_wday].substring(0, 3), - "%A": date => WEEKDAYS[date.tm_wday], - "%b": date => MONTHS[date.tm_mon].substring(0, 3), - "%B": date => MONTHS[date.tm_mon], - "%C": date => { - var year = date.tm_year + 1900; - return leadingNulls((year / 100) | 0, 2); - }, - "%d": date => leadingNulls(date.tm_mday, 2), - "%e": date => leadingSomething(date.tm_mday, 2, " "), - "%g": date => getWeekBasedYear(date).toString().substring(2), - "%G": getWeekBasedYear, - "%H": date => leadingNulls(date.tm_hour, 2), - "%I": date => { - var twelveHour = date.tm_hour; - if (twelveHour == 0) twelveHour = 12; else if (twelveHour > 12) twelveHour -= 12; - return leadingNulls(twelveHour, 2); - }, - "%j": date => leadingNulls(date.tm_mday + arraySum(isLeapYear(date.tm_year + 1900) ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, date.tm_mon - 1), 3), - "%m": date => leadingNulls(date.tm_mon + 1, 2), - "%M": date => leadingNulls(date.tm_min, 2), - "%n": () => "\n", - "%p": date => { - if (date.tm_hour >= 0 && date.tm_hour < 12) { - return "AM"; - } - return "PM"; - }, - "%S": date => leadingNulls(date.tm_sec, 2), - "%t": () => "\t", - "%u": date => date.tm_wday || 7, - "%U": date => { - var days = date.tm_yday + 7 - date.tm_wday; - return leadingNulls(Math.floor(days / 7), 2); - }, - "%V": date => { - var val = Math.floor((date.tm_yday + 7 - (date.tm_wday + 6) % 7) / 7); - if ((date.tm_wday + 371 - date.tm_yday - 2) % 7 <= 2) { - val++; - } - if (!val) { - val = 52; - var dec31 = (date.tm_wday + 7 - date.tm_yday - 1) % 7; - if (dec31 == 4 || (dec31 == 5 && isLeapYear(date.tm_year % 400 - 1))) { - val++; - } - } else if (val == 53) { - var jan1 = (date.tm_wday + 371 - date.tm_yday) % 7; - if (jan1 != 4 && (jan1 != 3 || !isLeapYear(date.tm_year))) val = 1; - } - return leadingNulls(val, 2); - }, - "%w": date => date.tm_wday, - "%W": date => { - var days = date.tm_yday + 7 - ((date.tm_wday + 6) % 7); - return leadingNulls(Math.floor(days / 7), 2); - }, - "%y": date => (date.tm_year + 1900).toString().substring(2), - "%Y": date => date.tm_year + 1900, - "%z": date => { - var off = date.tm_gmtoff; - var ahead = off >= 0; - off = Math.abs(off) / 60; - off = (off / 60) * 100 + (off % 60); - return (ahead ? "+" : "-") + String("0000" + off).slice(-4); - }, - "%Z": date => date.tm_zone, - "%%": () => "%" - }; - pattern = pattern.replace(/%%/g, "\0\0"); - for (var rule in EXPANSION_RULES_2) { - if (pattern.includes(rule)) { - pattern = pattern.replace(new RegExp(rule, "g"), EXPANSION_RULES_2[rule](date)); - } - } - pattern = pattern.replace(/\0\0/g, "%"); - var bytes = intArrayFromString(pattern, false); - if (bytes.length > maxsize) { - return 0; - } - writeArrayToMemory(bytes, s); - return bytes.length - 1; -}; - -var _strftime_l = (s, maxsize, format, tm, loc) => _strftime(s, maxsize, format, tm); - -var _strptime = (buf, format, tm) => { - var pattern = UTF8ToString(format); - var SPECIAL_CHARS = "\\!@#$^&*()+=-[]/{}|:<>?,."; - for (var i = 0, ii = SPECIAL_CHARS.length; i < ii; ++i) { - pattern = pattern.replace(new RegExp("\\" + SPECIAL_CHARS[i], "g"), "\\" + SPECIAL_CHARS[i]); - } - var EQUIVALENT_MATCHERS = { - "A": "%a", - "B": "%b", - "c": "%a %b %d %H:%M:%S %Y", - "D": "%m\\/%d\\/%y", - "e": "%d", - "F": "%Y-%m-%d", - "h": "%b", - "R": "%H\\:%M", - "r": "%I\\:%M\\:%S\\s%p", - "T": "%H\\:%M\\:%S", - "x": "%m\\/%d\\/(?:%y|%Y)", - "X": "%H\\:%M\\:%S" - }; - var DATE_PATTERNS = { - /* weekday name */ "a": "(?:Sun(?:day)?)|(?:Mon(?:day)?)|(?:Tue(?:sday)?)|(?:Wed(?:nesday)?)|(?:Thu(?:rsday)?)|(?:Fri(?:day)?)|(?:Sat(?:urday)?)", - /* month name */ "b": "(?:Jan(?:uary)?)|(?:Feb(?:ruary)?)|(?:Mar(?:ch)?)|(?:Apr(?:il)?)|May|(?:Jun(?:e)?)|(?:Jul(?:y)?)|(?:Aug(?:ust)?)|(?:Sep(?:tember)?)|(?:Oct(?:ober)?)|(?:Nov(?:ember)?)|(?:Dec(?:ember)?)", - /* century */ "C": "\\d\\d", - /* day of month */ "d": "0[1-9]|[1-9](?!\\d)|1\\d|2\\d|30|31", - /* hour (24hr) */ "H": "\\d(?!\\d)|[0,1]\\d|20|21|22|23", - /* hour (12hr) */ "I": "\\d(?!\\d)|0\\d|10|11|12", - /* day of year */ "j": "00[1-9]|0?[1-9](?!\\d)|0?[1-9]\\d(?!\\d)|[1,2]\\d\\d|3[0-6]\\d", - /* month */ "m": "0[1-9]|[1-9](?!\\d)|10|11|12", - /* minutes */ "M": "0\\d|\\d(?!\\d)|[1-5]\\d", - /* whitespace */ "n": " ", - /* AM/PM */ "p": "AM|am|PM|pm|A\\.M\\.|a\\.m\\.|P\\.M\\.|p\\.m\\.", - /* seconds */ "S": "0\\d|\\d(?!\\d)|[1-5]\\d|60", - /* week number */ "U": "0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53", - /* week number */ "W": "0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53", - /* weekday number */ "w": "[0-6]", - /* 2-digit year */ "y": "\\d\\d", - /* 4-digit year */ "Y": "\\d\\d\\d\\d", - /* whitespace */ "t": " ", - /* time zone */ "z": "Z|(?:[\\+\\-]\\d\\d:?(?:\\d\\d)?)" - }; - var MONTH_NUMBERS = { - JAN: 0, - FEB: 1, - MAR: 2, - APR: 3, - MAY: 4, - JUN: 5, - JUL: 6, - AUG: 7, - SEP: 8, - OCT: 9, - NOV: 10, - DEC: 11 - }; - var DAY_NUMBERS_SUN_FIRST = { - SUN: 0, - MON: 1, - TUE: 2, - WED: 3, - THU: 4, - FRI: 5, - SAT: 6 - }; - var DAY_NUMBERS_MON_FIRST = { - MON: 0, - TUE: 1, - WED: 2, - THU: 3, - FRI: 4, - SAT: 5, - SUN: 6 - }; - var capture = []; - var pattern_out = pattern.replace(/%(.)/g, (m, c) => EQUIVALENT_MATCHERS[c] || m).replace(/%(.)/g, (_, c) => { - let pat = DATE_PATTERNS[c]; - if (pat) { - capture.push(c); - return `(${pat})`; - } else { - return c; - } - }).replace(/\s+/g, "\\s*"); - var matches = new RegExp("^" + pattern_out, "i").exec(UTF8ToString(buf)); - function initDate() { - function fixup(value, min, max) { - return (typeof value != "number" || isNaN(value)) ? min : (value >= min ? (value <= max ? value : max) : min); - } - return { - year: fixup(HEAP32[(((tm) + (20)) >> 2)] + 1900, 1970, 9999), - month: fixup(HEAP32[(((tm) + (16)) >> 2)], 0, 11), - day: fixup(HEAP32[(((tm) + (12)) >> 2)], 1, 31), - hour: fixup(HEAP32[(((tm) + (8)) >> 2)], 0, 23), - min: fixup(HEAP32[(((tm) + (4)) >> 2)], 0, 59), - sec: fixup(HEAP32[((tm) >> 2)], 0, 59), - gmtoff: 0 - }; - } - if (matches) { - var date = initDate(); - var value; - var getMatch = symbol => { - var pos = capture.indexOf(symbol); - if (pos >= 0) { - return matches[pos + 1]; - } - return; - }; - if ((value = getMatch("S"))) { - date.sec = jstoi_q(value); - } - if ((value = getMatch("M"))) { - date.min = jstoi_q(value); - } - if ((value = getMatch("H"))) { - date.hour = jstoi_q(value); - } else if ((value = getMatch("I"))) { - var hour = jstoi_q(value); - if ((value = getMatch("p"))) { - hour += value.toUpperCase()[0] === "P" ? 12 : 0; - } - date.hour = hour; - } - if ((value = getMatch("Y"))) { - date.year = jstoi_q(value); - } else if ((value = getMatch("y"))) { - var year = jstoi_q(value); - if ((value = getMatch("C"))) { - year += jstoi_q(value) * 100; - } else { - year += year < 69 ? 2e3 : 1900; - } - date.year = year; - } - if ((value = getMatch("m"))) { - date.month = jstoi_q(value) - 1; - } else if ((value = getMatch("b"))) { - date.month = MONTH_NUMBERS[value.substring(0, 3).toUpperCase()] || 0; - } - if ((value = getMatch("d"))) { - date.day = jstoi_q(value); - } else if ((value = getMatch("j"))) { - var day = jstoi_q(value); - var leapYear = isLeapYear(date.year); - for (var month = 0; month < 12; ++month) { - var daysUntilMonth = arraySum(leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, month - 1); - if (day <= daysUntilMonth + (leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR)[month]) { - date.day = day - daysUntilMonth; - } - } - } else if ((value = getMatch("a"))) { - var weekDay = value.substring(0, 3).toUpperCase(); - if ((value = getMatch("U"))) { - var weekDayNumber = DAY_NUMBERS_SUN_FIRST[weekDay]; - var weekNumber = jstoi_q(value); - var janFirst = new Date(date.year, 0, 1); - var endDate; - if (janFirst.getDay() === 0) { - endDate = addDays(janFirst, weekDayNumber + 7 * (weekNumber - 1)); - } else { - endDate = addDays(janFirst, 7 - janFirst.getDay() + weekDayNumber + 7 * (weekNumber - 1)); - } - date.day = endDate.getDate(); - date.month = endDate.getMonth(); - } else if ((value = getMatch("W"))) { - var weekDayNumber = DAY_NUMBERS_MON_FIRST[weekDay]; - var weekNumber = jstoi_q(value); - var janFirst = new Date(date.year, 0, 1); - var endDate; - if (janFirst.getDay() === 1) { - endDate = addDays(janFirst, weekDayNumber + 7 * (weekNumber - 1)); - } else { - endDate = addDays(janFirst, 7 - janFirst.getDay() + 1 + weekDayNumber + 7 * (weekNumber - 1)); - } - date.day = endDate.getDate(); - date.month = endDate.getMonth(); - } - } - if ((value = getMatch("z"))) { - if (value.toLowerCase() === "z") { - date.gmtoff = 0; - } else { - var match = value.match(/^((?:\-|\+)\d\d):?(\d\d)?/); - date.gmtoff = match[1] * 3600; - if (match[2]) { - date.gmtoff += date.gmtoff > 0 ? match[2] * 60 : -match[2] * 60; - } - } - } - /* + // The rest of the code comes from the built php.js file and esm-suffix.js + // include: shell.js + // The Module object: Our interface to the outside world. We import + // and export values on it. There are various ways Module can be used: + // 1. Not defined. We create it here + // 2. A function parameter, function(moduleArg) => Promise + // 3. pre-run appended it, var Module = {}; ..generated code.. + // 4. External script tag defines var Module. + // We need to check if Module already exists (e.g. case 3 above). + // Substitution will be replaced with actual code on later stage of the build, + // this way Closure Compiler will not mangle it (e.g. case 4. above). + // Note that if you want to run closure, and also to use Module + // after the generated code, you will need to define var Module = {}; + // before the code. Then that object will be used in the code, and you + // can continue to use Module afterwards as well. + var Module = typeof PHPLoader != 'undefined' ? PHPLoader : {}; + + var ENVIRONMENT_IS_WORKER = RuntimeName === 'WORKER'; + + var ENVIRONMENT_IS_NODE = RuntimeName === 'NODE'; + + if (ENVIRONMENT_IS_NODE) { + } + + // --pre-jses are emitted after the Module integration code, so that they can + // refer to Module (if they choose; they can also define Module) + // Sometimes an existing Module object exists with properties + // meant to overwrite the default module functionality. Here + // we collect those properties and reapply _after_ we configure + // the current environment's defaults to avoid having to be so + // defensive during initialization. + var moduleOverrides = Object.assign({}, Module); + + var arguments_ = []; + + var thisProgram = './this.program'; + + var quit_ = (status, toThrow) => { + throw toThrow; + }; + + // `/` should be present at the end if `scriptDirectory` is not empty + var scriptDirectory = ''; + + function locateFile(path) { + if (Module['locateFile']) { + return Module['locateFile'](path, scriptDirectory); + } + return scriptDirectory + path; + } + + // Hooks that are implemented differently in different runtime environments. + var readAsync, readBinary; + + if (ENVIRONMENT_IS_NODE) { + // These modules will usually be used on Node.js. Load them eagerly to avoid + // the complexity of lazy-loading. + var fs = require('fs'); + var nodePath = require('path'); + scriptDirectory = __dirname + '/'; + // include: node_shell_read.js + readBinary = (filename) => { + // We need to re-wrap `file://` strings to URLs. + filename = isFileURI(filename) ? new URL(filename) : filename; + var ret = fs.readFileSync(filename); + return ret; + }; + readAsync = async (filename, binary = true) => { + // See the comment in the `readBinary` function. + filename = isFileURI(filename) ? new URL(filename) : filename; + var ret = fs.readFileSync(filename, binary ? undefined : 'utf8'); + return ret; + }; + // end include: node_shell_read.js + if (!Module['thisProgram'] && process.argv.length > 1) { + thisProgram = process.argv[1].replace(/\\/g, '/'); + } + arguments_ = process.argv.slice(2); + if (typeof module != 'undefined') { + module['exports'] = Module; + } + quit_ = (status, toThrow) => { + process.exitCode = status; + throw toThrow; + }; + } // Note that this includes Node.js workers when relevant (pthreads is enabled). + // Node.js workers are detected as a combination of ENVIRONMENT_IS_WORKER and + // ENVIRONMENT_IS_NODE. + else { + } + + var out = Module['print'] || console.log.bind(console); + + var err = Module['printErr'] || console.error.bind(console); + + // Merge back in the overrides + Object.assign(Module, moduleOverrides); + + // Free the object hierarchy contained in the overrides, this lets the GC + // reclaim data used. + moduleOverrides = null; + + // Emit code to handle expected values on the Module object. This applies Module.x + // to the proper local x. This has two benefits: first, we only emit it if it is + // expected to arrive, and second, by using a local everywhere else that can be + // minified. + if (Module['arguments']) arguments_ = Module['arguments']; + + if (Module['thisProgram']) thisProgram = Module['thisProgram']; + if (Module['quit']) quit_ = Module['quit']; + + // perform assertions in shell.js after we set up out() and err(), as otherwise if an assertion fails it cannot print the message + // end include: shell.js + // include: preamble.js + // === Preamble library stuff === + // Documentation for the public APIs defined in this file must be updated in: + // site/source/docs/api_reference/preamble.js.rst + // A prebuilt local version of the documentation is available at: + // site/build/text/docs/api_reference/preamble.js.txt + // You can also build docs locally as HTML or other formats in site/ + // An online HTML version (which may be of a different version of Emscripten) + // is up at http://kripken.github.io/emscripten-site/docs/api_reference/preamble.js.html + var wasmBinary = Module['wasmBinary']; + + // end include: base64Utils.js + // Wasm globals + var wasmMemory; + + //======================================== + // Runtime essentials + //======================================== + // whether we are quitting the application. no code should run after this. + // set in exit() and abort() + var ABORT = false; + + // set by exit() and abort(). Passed to 'onExit' handler. + // NOTE: This is also used as the process return code code in shell environments + // but only when noExitRuntime is false. + var EXITSTATUS; + + // In STRICT mode, we only define assert() when ASSERTIONS is set. i.e. we + // don't define it at all in release modes. This matches the behaviour of + // MINIMAL_RUNTIME. + // TODO(sbc): Make this the default even without STRICT enabled. + /** @type {function(*, string=)} */ function assert(condition, text) { + if (!condition) { + // This build was created without ASSERTIONS defined. `assert()` should not + // ever be called in this configuration but in case there are callers in + // the wild leave this simple abort() implementation here for now. + abort(text); + } + } + + // Memory management + var /** @type {!Int8Array} */ HEAP8, + /** @type {!Uint8Array} */ HEAPU8, + /** @type {!Int16Array} */ HEAP16, + /** @type {!Uint16Array} */ HEAPU16, + /** @type {!Int32Array} */ HEAP32, + /** @type {!Uint32Array} */ HEAPU32, + /** @type {!Float32Array} */ HEAPF32, + /** @type {!Float64Array} */ HEAPF64; + + // include: runtime_shared.js + function updateMemoryViews() { + var b = wasmMemory.buffer; + Module['HEAP8'] = HEAP8 = new Int8Array(b); + Module['HEAP16'] = HEAP16 = new Int16Array(b); + Module['HEAPU8'] = HEAPU8 = new Uint8Array(b); + Module['HEAPU16'] = HEAPU16 = new Uint16Array(b); + Module['HEAP32'] = HEAP32 = new Int32Array(b); + Module['HEAPU32'] = HEAPU32 = new Uint32Array(b); + Module['HEAPF32'] = HEAPF32 = new Float32Array(b); + Module['HEAPF64'] = HEAPF64 = new Float64Array(b); + } + + // end include: runtime_shared.js + // include: runtime_stack_check.js + // end include: runtime_stack_check.js + var __ATPRERUN__ = []; + + // functions called before the runtime is initialized + var __ATINIT__ = []; + + // functions called during startup + var __ATEXIT__ = []; + + // functions called during shutdown + var __ATPOSTRUN__ = []; + + // functions called after the main() is called + var runtimeInitialized = false; + + var runtimeExited = false; + + function preRun() { + if (Module['preRun']) { + if (typeof Module['preRun'] == 'function') + Module['preRun'] = [Module['preRun']]; + while (Module['preRun'].length) { + addOnPreRun(Module['preRun'].shift()); + } + } + callRuntimeCallbacks(__ATPRERUN__); + } + + function initRuntime() { + runtimeInitialized = true; + SOCKFS.root = FS.mount(SOCKFS, {}, null); + if (!Module['noFSInit'] && !FS.initialized) FS.init(); + FS.ignorePermissions = false; + TTY.init(); + PIPEFS.root = FS.mount(PIPEFS, {}, null); + callRuntimeCallbacks(__ATINIT__); + } + + function exitRuntime() { + ___funcs_on_exit(); + // Native atexit() functions + callRuntimeCallbacks(__ATEXIT__); + FS.quit(); + TTY.shutdown(); + runtimeExited = true; + } + + function postRun() { + if (Module['postRun']) { + if (typeof Module['postRun'] == 'function') + Module['postRun'] = [Module['postRun']]; + while (Module['postRun'].length) { + addOnPostRun(Module['postRun'].shift()); + } + } + callRuntimeCallbacks(__ATPOSTRUN__); + } + + function addOnPreRun(cb) { + __ATPRERUN__.unshift(cb); + } + + function addOnInit(cb) { + __ATINIT__.unshift(cb); + } + + function addOnPostRun(cb) { + __ATPOSTRUN__.unshift(cb); + } + + // include: runtime_math.js + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/imul + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/fround + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/clz32 + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/trunc + // end include: runtime_math.js + // A counter of dependencies for calling run(). If we need to + // do asynchronous work before running, increment this and + // decrement it. Incrementing must happen in a place like + // Module.preRun (used by emcc to add file preloading). + // Note that you can add dependencies in preRun, even though + // it happens right before run - run will be postponed until + // the dependencies are met. + var runDependencies = 0; + + var dependenciesFulfilled = null; + + // overridden to take different actions when all run dependencies are fulfilled + function getUniqueRunDependency(id) { + return id; + } + + function addRunDependency(id) { + runDependencies++; + Module['monitorRunDependencies']?.(runDependencies); + } + + function removeRunDependency(id) { + runDependencies--; + Module['monitorRunDependencies']?.(runDependencies); + if (runDependencies == 0) { + if (dependenciesFulfilled) { + var callback = dependenciesFulfilled; + dependenciesFulfilled = null; + callback(); + } + } + } + + /** @param {string|number=} what */ function abort(what) { + Module['onAbort']?.(what); + what = 'Aborted(' + what + ')'; + // TODO(sbc): Should we remove printing and leave it up to whoever + // catches the exception? + err(what); + ABORT = true; + what += '. Build with -sASSERTIONS for more info.'; + // Use a wasm runtime error, because a JS error might be seen as a foreign + // exception, which means we'd run destructors on it. We need the error to + // simply make the program stop. + // FIXME This approach does not work in Wasm EH because it currently does not assume + // all RuntimeErrors are from traps; it decides whether a RuntimeError is from + // a trap or not based on a hidden field within the object. So at the moment + // we don't have a way of throwing a wasm trap from JS. TODO Make a JS API that + // allows this in the wasm spec. + // Suppress closure compiler warning here. Closure compiler's builtin extern + // definition for WebAssembly.RuntimeError claims it takes no arguments even + // though it can. + // TODO(https://github.com/google/closure-compiler/pull/3913): Remove if/when upstream closure gets fixed. + // See above, in the meantime, we resort to wasm code for trapping. + // In case abort() is called before the module is initialized, wasmExports + // and its exported '__trap' function is not available, in which case we throw + // a RuntimeError. + // We trap instead of throwing RuntimeError to prevent infinite-looping in + // Wasm EH code (because RuntimeError is considered as a foreign exception and + // caught by 'catch_all'), but in case throwing RuntimeError is fine because + // the module has not even been instantiated, even less running. + if (runtimeInitialized) { + ___trap(); + } + /** @suppress {checkTypes} */ var e = new WebAssembly.RuntimeError( + what + ); + // Throw the error whether or not MODULARIZE is set because abort is used + // in code paths apart from instantiation where an exception is expected + // to be thrown when abort is called. + throw e; + } + + // include: memoryprofiler.js + // end include: memoryprofiler.js + // include: URIUtils.js + // Prefix of data URIs emitted by SINGLE_FILE and related options. + var dataURIPrefix = 'data:application/octet-stream;base64,'; + + /** + * Indicates whether filename is a base64 data URI. + * @noinline + */ var isDataURI = (filename) => filename.startsWith(dataURIPrefix); + + /** + * Indicates whether filename is delivered via file protocol (as opposed to http/https) + * @noinline + */ var isFileURI = (filename) => filename.startsWith('file://'); + + // end include: URIUtils.js + // include: runtime_exceptions.js + // end include: runtime_exceptions.js + function findWasmBinary() { + var f = dependencyFilename; + if (!isDataURI(f)) { + return locateFile(f); + } + return f; + } + + var wasmBinaryFile; + + function getBinarySync(file) { + if (file == wasmBinaryFile && wasmBinary) { + return new Uint8Array(wasmBinary); + } + if (readBinary) { + return readBinary(file); + } + throw 'both async and sync fetching of the wasm failed'; + } + + async function getWasmBinary(binaryFile) { + // If we don't have the binary yet, load it asynchronously using readAsync. + if (!wasmBinary) { + // Fetch the binary using readAsync + try { + var response = await readAsync(binaryFile); + return new Uint8Array(response); + } catch {} + } + // Otherwise, getBinarySync should be able to get it synchronously + return getBinarySync(binaryFile); + } + + async function instantiateArrayBuffer(binaryFile, imports) { + try { + var binary = await getWasmBinary(binaryFile); + var instance = await WebAssembly.instantiate(binary, imports); + return instance; + } catch (reason) { + err(`failed to asynchronously prepare wasm: ${reason}`); + abort(reason); + } + } + + async function instantiateAsync(binary, binaryFile, imports) { + if ( + !binary && + typeof WebAssembly.instantiateStreaming == 'function' && + !isDataURI(binaryFile) && // Avoid instantiateStreaming() on Node.js environment for now, as while + // Node.js v18.1.0 implements it, it does not have a full fetch() + // implementation yet. + // Reference: + // https://github.com/emscripten-core/emscripten/pull/16917 + !ENVIRONMENT_IS_NODE && + typeof fetch == 'function' + ) { + try { + var response = fetch(binaryFile, { + credentials: 'same-origin', + }); + var instantiationResult = + await WebAssembly.instantiateStreaming(response, imports); + return instantiationResult; + } catch (reason) { + // We expect the most common failure cause to be a bad MIME type for the binary, + // in which case falling back to ArrayBuffer instantiation should work. + err(`wasm streaming compile failed: ${reason}`); + err('falling back to ArrayBuffer instantiation'); + } + } + return instantiateArrayBuffer(binaryFile, imports); + } + + function getWasmImports() { + // instrumenting imports is used in asyncify in two ways: to add assertions + // that check for proper import use, and for ASYNCIFY=2 we use them to set up + // the Promise API on the import side. + Asyncify.instrumentWasmImports(wasmImports); + // prepare imports + return { + env: wasmImports, + wasi_snapshot_preview1: wasmImports, + }; + } + + // Create the wasm instance. + // Receives the wasm imports, returns the exports. + async function createWasm() { + // Load the wasm module and create an instance of using native support in the JS engine. + // handle a generated wasm instance, receiving its exports and + // performing other necessary setup + /** @param {WebAssembly.Module=} module*/ function receiveInstance( + instance, + module + ) { + wasmExports = instance.exports; + wasmExports = Asyncify.instrumentWasmExports(wasmExports); + Module['wasmExports'] = wasmExports; + wasmMemory = wasmExports['memory']; + updateMemoryViews(); + addOnInit(wasmExports['__wasm_call_ctors']); + removeRunDependency('wasm-instantiate'); + return wasmExports; + } + // wait for the pthread pool (if any) + addRunDependency('wasm-instantiate'); + // Prefer streaming instantiation if available. + function receiveInstantiationResult(result) { + // 'result' is a ResultObject object which has both the module and instance. + // receiveInstance() will swap in the exports (to Module.asm) so they can be called + // TODO: Due to Closure regression https://github.com/google/closure-compiler/issues/3193, the above line no longer optimizes out down to the following line. + // When the regression is fixed, can restore the above PTHREADS-enabled path. + receiveInstance(result['instance']); + } + var info = getWasmImports(); + // User shell pages can write their own Module.instantiateWasm = function(imports, successCallback) callback + // to manually instantiate the Wasm module themselves. This allows pages to + // run the instantiation parallel to any other async startup actions they are + // performing. + // Also pthreads and wasm workers initialize the wasm instance through this + // path. + if (Module['instantiateWasm']) { + try { + return Module['instantiateWasm'](info, receiveInstance); + } catch (e) { + err(`Module.instantiateWasm callback failed with error: ${e}`); + return false; + } + } + wasmBinaryFile ??= findWasmBinary(); + var result = await instantiateAsync(wasmBinary, wasmBinaryFile, info); + receiveInstantiationResult(result); + return result; + } + + // Globals used by JS i64 conversions (see makeSetValue) + var tempDouble; + + var tempI64; + + // include: runtime_debug.js + // end include: runtime_debug.js + // === Body === + function __asyncjs__js_popen_to_file(command, mode, exitCodePtr) { + return Asyncify.handleAsync(async () => { + const returnCallback = (resolver) => new Promise(resolver); + if (!command) return 1; + const cmdstr = UTF8ToString(command); + if (!cmdstr.length) return 0; + const modestr = UTF8ToString(mode); + if (!modestr.length) return 0; + if (modestr === 'w') { + console.error('popen($cmd, "w") is not implemented yet'); + } + return returnCallback(async (wakeUp) => { + let cp; + try { + cp = PHPWASM.spawnProcess(cmdstr, []); + if (cp instanceof Promise) { + cp = await cp; + } + } catch (e) { + console.error(e); + if (e.code === 'SPAWN_UNSUPPORTED') { + return 1; + } + throw e; + } + const outByteArrays = []; + cp.stdout.on('data', function (data) { + outByteArrays.push(data); + }); + const outputPath = '/tmp/popen_output'; + cp.on('exit', function (exitCode) { + const outBytes = new Uint8Array( + outByteArrays.reduce( + (acc, curr) => acc + curr.length, + 0 + ) + ); + let offset = 0; + for (const byteArray of outByteArrays) { + outBytes.set(byteArray, offset); + offset += byteArray.length; + } + FS.writeFile(outputPath, outBytes); + HEAPU8[exitCodePtr] = exitCode; + wakeUp(allocateUTF8OnStack(outputPath)); + }); + }); + }); + } + + __asyncjs__js_popen_to_file.sig = 'iiii'; + + function __asyncjs__wasm_poll_socket(socketd, events, timeout) { + return Asyncify.handleAsync(async () => { + const returnCallback = (resolver) => new Promise(resolver); + const POLLIN = 1; + const POLLPRI = 2; + const POLLOUT = 4; + const POLLERR = 8; + const POLLHUP = 16; + const POLLNVAL = 32; + return returnCallback((wakeUp) => { + const polls = []; + if (socketd in PHPWASM.child_proc_by_fd) { + const procInfo = PHPWASM.child_proc_by_fd[socketd]; + if (procInfo.exited) { + wakeUp(0); + return; + } + polls.push(PHPWASM.awaitEvent(procInfo.stdout, 'data')); + } else if (FS.isSocket(FS.getStream(socketd)?.node.mode)) { + const sock = getSocketFromFD(socketd); + if (!sock) { + wakeUp(0); + return; + } + const lookingFor = new Set(); + if (events & POLLIN || events & POLLPRI) { + if (sock.server) { + for (const client of sock.pending) { + if ((client.recv_queue || []).length > 0) { + wakeUp(1); + return; + } + } + } else if ((sock.recv_queue || []).length > 0) { + wakeUp(1); + return; + } + } + const webSockets = PHPWASM.getAllWebSockets(sock); + if (!webSockets.length) { + wakeUp(0); + return; + } + for (const ws of webSockets) { + if (events & POLLIN || events & POLLPRI) { + polls.push(PHPWASM.awaitData(ws)); + lookingFor.add('POLLIN'); + } + if (events & POLLOUT) { + polls.push(PHPWASM.awaitConnection(ws)); + lookingFor.add('POLLOUT'); + } + if (events & POLLHUP) { + polls.push(PHPWASM.awaitClose(ws)); + lookingFor.add('POLLHUP'); + } + if (events & POLLERR || events & POLLNVAL) { + polls.push(PHPWASM.awaitError(ws)); + lookingFor.add('POLLERR'); + } + } + } else { + setTimeout(function () { + wakeUp(1); + }, timeout); + return; + } + if (polls.length === 0) { + console.warn( + 'Unsupported poll event ' + + events + + ', defaulting to setTimeout().' + ); + setTimeout(function () { + wakeUp(0); + }, timeout); + return; + } + const promises = polls.map(([promise]) => promise); + const clearPolling = () => + polls.forEach(([, clear]) => clear()); + let awaken = false; + let timeoutId; + Promise.race(promises).then(function (results) { + if (!awaken) { + awaken = true; + wakeUp(1); + if (timeoutId) { + clearTimeout(timeoutId); + } + clearPolling(); + } + }); + if (timeout !== -1) { + timeoutId = setTimeout(function () { + if (!awaken) { + awaken = true; + wakeUp(0); + clearPolling(); + } + }, timeout); + } + }); + }); + } + + __asyncjs__wasm_poll_socket.sig = 'iiii'; + + function __asyncjs__js_fd_read(fd, iov, iovcnt, pnum) { + return Asyncify.handleAsync(async () => { + const returnCallback = (resolver) => new Promise(resolver); + if ( + Asyncify?.State?.Normal === undefined || + Asyncify?.state === Asyncify?.State?.Normal + ) { + var returnCode; + var stream; + let num = 0; + try { + stream = SYSCALLS.getStreamFromFD(fd); + const num = doReadv(stream, iov, iovcnt); + HEAPU32[pnum >> 2] = num; + return 0; + } catch (e) { + if ( + typeof FS == 'undefined' || + !(e.name === 'ErrnoError') + ) { + throw e; + } + if ( + e.errno !== 6 || + !(stream?.fd in PHPWASM.child_proc_by_fd) + ) { + HEAPU32[pnum >> 2] = 0; + return returnCode; + } + } + } + return returnCallback((wakeUp) => { + var retries = 0; + var interval = 50; + var timeout = 5e3; + var maxRetries = timeout / interval; + function poll() { + var returnCode; + var stream; + let num; + try { + stream = SYSCALLS.getStreamFromFD(fd); + num = doReadv(stream, iov, iovcnt); + returnCode = 0; + } catch (e) { + if ( + typeof FS == 'undefined' || + !(e.name === 'ErrnoError') + ) { + console.error(e); + throw e; + } + returnCode = e.errno; + } + const success = returnCode === 0; + const failure = + ++retries > maxRetries || + !(fd in PHPWASM.child_proc_by_fd) || + PHPWASM.child_proc_by_fd[fd]?.exited || + FS.isClosed(stream); + if (success) { + HEAPU32[pnum >> 2] = num; + wakeUp(0); + } else if (failure) { + HEAPU32[pnum >> 2] = 0; + wakeUp(returnCode === 6 ? 0 : returnCode); + } else { + setTimeout(poll, interval); + } + } + poll(); + }); + }); + } + + __asyncjs__js_fd_read.sig = 'iiiii'; + + function __asyncjs__js_module_onMessage(data, response_buffer) { + return Asyncify.handleAsync(async () => { + if (Module['onMessage']) { + const dataStr = UTF8ToString(data); + return Module['onMessage'](dataStr) + .then((response) => { + const responseBytes = + typeof response === 'string' + ? new TextEncoder().encode(response) + : response; + const responseSize = responseBytes.byteLength; + const responsePtr = _malloc(responseSize + 1); + HEAPU8.set(responseBytes, responsePtr); + HEAPU8[responsePtr + responseSize] = 0; + HEAPU8[response_buffer] = responsePtr; + HEAPU8[response_buffer + 1] = responsePtr >> 8; + HEAPU8[response_buffer + 2] = responsePtr >> 16; + HEAPU8[response_buffer + 3] = responsePtr >> 24; + return responseSize; + }) + .catch((e) => { + console.error(e); + return -1; + }); + } + }); + } + + __asyncjs__js_module_onMessage.sig = 'iii'; + + // end include: preamble.js + class ExitStatus { + name = 'ExitStatus'; + constructor(status) { + this.message = `Program terminated with exit(${status})`; + this.status = status; + } + } + ExitStatus = class PHPExitStatus extends Error { + constructor(status) { + super(status); + this.name = 'ExitStatus'; + this.message = 'Program terminated with exit(' + status + ')'; + this.status = status; + } + }; + + var callRuntimeCallbacks = (callbacks) => { + while (callbacks.length > 0) { + // Pass the module as the first argument. + callbacks.shift()(Module); + } + }; + + var noExitRuntime = Module['noExitRuntime'] || false; + + var UTF8Decoder = + typeof TextDecoder != 'undefined' ? new TextDecoder() : undefined; + + /** + * Given a pointer 'idx' to a null-terminated UTF8-encoded string in the given + * array that contains uint8 values, returns a copy of that string as a + * Javascript String object. + * heapOrArray is either a regular array, or a JavaScript typed array view. + * @param {number=} idx + * @param {number=} maxBytesToRead + * @return {string} + */ var UTF8ArrayToString = ( + heapOrArray, + idx = 0, + maxBytesToRead = NaN + ) => { + var endIdx = idx + maxBytesToRead; + var endPtr = idx; + // TextDecoder needs to know the byte length in advance, it doesn't stop on + // null terminator by itself. Also, use the length info to avoid running tiny + // strings through TextDecoder, since .subarray() allocates garbage. + // (As a tiny code save trick, compare endPtr against endIdx using a negation, + // so that undefined/NaN means Infinity) + while (heapOrArray[endPtr] && !(endPtr >= endIdx)) ++endPtr; + if (endPtr - idx > 16 && heapOrArray.buffer && UTF8Decoder) { + return UTF8Decoder.decode(heapOrArray.subarray(idx, endPtr)); + } + var str = ''; + // If building with TextDecoder, we have already computed the string length + // above, so test loop end condition against that + while (idx < endPtr) { + // For UTF8 byte structure, see: + // http://en.wikipedia.org/wiki/UTF-8#Description + // https://www.ietf.org/rfc/rfc2279.txt + // https://tools.ietf.org/html/rfc3629 + var u0 = heapOrArray[idx++]; + if (!(u0 & 128)) { + str += String.fromCharCode(u0); + continue; + } + var u1 = heapOrArray[idx++] & 63; + if ((u0 & 224) == 192) { + str += String.fromCharCode(((u0 & 31) << 6) | u1); + continue; + } + var u2 = heapOrArray[idx++] & 63; + if ((u0 & 240) == 224) { + u0 = ((u0 & 15) << 12) | (u1 << 6) | u2; + } else { + u0 = + ((u0 & 7) << 18) | + (u1 << 12) | + (u2 << 6) | + (heapOrArray[idx++] & 63); + } + if (u0 < 65536) { + str += String.fromCharCode(u0); + } else { + var ch = u0 - 65536; + str += String.fromCharCode( + 55296 | (ch >> 10), + 56320 | (ch & 1023) + ); + } + } + return str; + }; + + /** + * Given a pointer 'ptr' to a null-terminated UTF8-encoded string in the + * emscripten HEAP, returns a copy of that string as a Javascript String object. + * + * @param {number} ptr + * @param {number=} maxBytesToRead - An optional length that specifies the + * maximum number of bytes to read. You can omit this parameter to scan the + * string until the first 0 byte. If maxBytesToRead is passed, and the string + * at [ptr, ptr+maxBytesToReadr[ contains a null byte in the middle, then the + * string will cut short at that byte index (i.e. maxBytesToRead will not + * produce a string of exact length [ptr, ptr+maxBytesToRead[) N.B. mixing + * frequent uses of UTF8ToString() with and without maxBytesToRead may throw + * JS JIT optimizations off, so it is worth to consider consistently using one + * @return {string} + */ var UTF8ToString = (ptr, maxBytesToRead) => + ptr ? UTF8ArrayToString(HEAPU8, ptr, maxBytesToRead) : ''; + + Module['UTF8ToString'] = UTF8ToString; + + var ___assert_fail = (condition, filename, line, func) => + abort( + `Assertion failed: ${UTF8ToString(condition)}, at: ` + + [ + filename ? UTF8ToString(filename) : 'unknown filename', + line, + func ? UTF8ToString(func) : 'unknown function', + ] + ); + + var ___call_sighandler = (fp, sig) => ((a1) => dynCall_vi(fp, a1))(sig); + + var initRandomFill = () => { + if ( + typeof crypto == 'object' && + typeof crypto['getRandomValues'] == 'function' + ) { + // for modern web browsers + return (view) => crypto.getRandomValues(view); + } else if (ENVIRONMENT_IS_NODE) { + // for nodejs with or without crypto support included + try { + var crypto_module = require('crypto'); + var randomFillSync = crypto_module['randomFillSync']; + if (randomFillSync) { + // nodejs with LTS crypto support + return (view) => crypto_module['randomFillSync'](view); + } + // very old nodejs with the original crypto API + var randomBytes = crypto_module['randomBytes']; + return (view) => ( + view.set(randomBytes(view.byteLength)), // Return the original view to match modern native implementations. + view + ); + } catch (e) {} + } + // we couldn't find a proper implementation, as Math.random() is not suitable for /dev/random, see emscripten-core/emscripten/pull/7096 + abort('initRandomDevice'); + }; + + var randomFill = (view) => (randomFill = initRandomFill())(view); + + var PATH = { + isAbs: (path) => path.charAt(0) === '/', + splitPath: (filename) => { + var splitPathRe = + /^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/; + return splitPathRe.exec(filename).slice(1); + }, + normalizeArray: (parts, allowAboveRoot) => { + // if the path tries to go above the root, `up` ends up > 0 + var up = 0; + for (var i = parts.length - 1; i >= 0; i--) { + var last = parts[i]; + if (last === '.') { + parts.splice(i, 1); + } else if (last === '..') { + parts.splice(i, 1); + up++; + } else if (up) { + parts.splice(i, 1); + up--; + } + } + // if the path is allowed to go above the root, restore leading ..s + if (allowAboveRoot) { + for (; up; up--) { + parts.unshift('..'); + } + } + return parts; + }, + normalize: (path) => { + var isAbsolute = PATH.isAbs(path), + trailingSlash = path.substr(-1) === '/'; + // Normalize the path + path = PATH.normalizeArray( + path.split('/').filter((p) => !!p), + !isAbsolute + ).join('/'); + if (!path && !isAbsolute) { + path = '.'; + } + if (path && trailingSlash) { + path += '/'; + } + return (isAbsolute ? '/' : '') + path; + }, + dirname: (path) => { + var result = PATH.splitPath(path), + root = result[0], + dir = result[1]; + if (!root && !dir) { + // No dirname whatsoever + return '.'; + } + if (dir) { + // It has a dirname, strip trailing slash + dir = dir.substr(0, dir.length - 1); + } + return root + dir; + }, + basename: (path) => { + // EMSCRIPTEN return '/'' for '/', not an empty string + if (path === '/') return '/'; + path = PATH.normalize(path); + path = path.replace(/\/$/, ''); + var lastSlash = path.lastIndexOf('/'); + if (lastSlash === -1) return path; + return path.substr(lastSlash + 1); + }, + join: (...paths) => PATH.normalize(paths.join('/')), + join2: (l, r) => PATH.normalize(l + '/' + r), + }; + + var PATH_FS = { + resolve: (...args) => { + var resolvedPath = '', + resolvedAbsolute = false; + for (var i = args.length - 1; i >= -1 && !resolvedAbsolute; i--) { + var path = i >= 0 ? args[i] : FS.cwd(); + // Skip empty and invalid entries + if (typeof path != 'string') { + throw new TypeError( + 'Arguments to path.resolve must be strings' + ); + } else if (!path) { + return ''; + } + // an invalid portion invalidates the whole thing + resolvedPath = path + '/' + resolvedPath; + resolvedAbsolute = PATH.isAbs(path); + } + // At this point the path should be resolved to a full absolute path, but + // handle relative paths to be safe (might happen when process.cwd() fails) + resolvedPath = PATH.normalizeArray( + resolvedPath.split('/').filter((p) => !!p), + !resolvedAbsolute + ).join('/'); + return (resolvedAbsolute ? '/' : '') + resolvedPath || '.'; + }, + relative: (from, to) => { + from = PATH_FS.resolve(from).substr(1); + to = PATH_FS.resolve(to).substr(1); + function trim(arr) { + var start = 0; + for (; start < arr.length; start++) { + if (arr[start] !== '') break; + } + var end = arr.length - 1; + for (; end >= 0; end--) { + if (arr[end] !== '') break; + } + if (start > end) return []; + return arr.slice(start, end - start + 1); + } + var fromParts = trim(from.split('/')); + var toParts = trim(to.split('/')); + var length = Math.min(fromParts.length, toParts.length); + var samePartsLength = length; + for (var i = 0; i < length; i++) { + if (fromParts[i] !== toParts[i]) { + samePartsLength = i; + break; + } + } + var outputParts = []; + for (var i = samePartsLength; i < fromParts.length; i++) { + outputParts.push('..'); + } + outputParts = outputParts.concat(toParts.slice(samePartsLength)); + return outputParts.join('/'); + }, + }; + + var FS_stdin_getChar_buffer = []; + + var lengthBytesUTF8 = (str) => { + var len = 0; + for (var i = 0; i < str.length; ++i) { + // Gotcha: charCodeAt returns a 16-bit word that is a UTF-16 encoded code + // unit, not a Unicode code point of the character! So decode + // UTF16->UTF32->UTF8. + // See http://unicode.org/faq/utf_bom.html#utf16-3 + var c = str.charCodeAt(i); + // possibly a lead surrogate + if (c <= 127) { + len++; + } else if (c <= 2047) { + len += 2; + } else if (c >= 55296 && c <= 57343) { + len += 4; + ++i; + } else { + len += 3; + } + } + return len; + }; + + Module['lengthBytesUTF8'] = lengthBytesUTF8; + + var stringToUTF8Array = (str, heap, outIdx, maxBytesToWrite) => { + // Parameter maxBytesToWrite is not optional. Negative values, 0, null, + // undefined and false each don't write out any bytes. + if (!(maxBytesToWrite > 0)) return 0; + var startIdx = outIdx; + var endIdx = outIdx + maxBytesToWrite - 1; + // -1 for string null terminator. + for (var i = 0; i < str.length; ++i) { + // Gotcha: charCodeAt returns a 16-bit word that is a UTF-16 encoded code + // unit, not a Unicode code point of the character! So decode + // UTF16->UTF32->UTF8. + // See http://unicode.org/faq/utf_bom.html#utf16-3 + // For UTF8 byte structure, see http://en.wikipedia.org/wiki/UTF-8#Description + // and https://www.ietf.org/rfc/rfc2279.txt + // and https://tools.ietf.org/html/rfc3629 + var u = str.charCodeAt(i); + // possibly a lead surrogate + if (u >= 55296 && u <= 57343) { + var u1 = str.charCodeAt(++i); + u = (65536 + ((u & 1023) << 10)) | (u1 & 1023); + } + if (u <= 127) { + if (outIdx >= endIdx) break; + heap[outIdx++] = u; + } else if (u <= 2047) { + if (outIdx + 1 >= endIdx) break; + heap[outIdx++] = 192 | (u >> 6); + heap[outIdx++] = 128 | (u & 63); + } else if (u <= 65535) { + if (outIdx + 2 >= endIdx) break; + heap[outIdx++] = 224 | (u >> 12); + heap[outIdx++] = 128 | ((u >> 6) & 63); + heap[outIdx++] = 128 | (u & 63); + } else { + if (outIdx + 3 >= endIdx) break; + heap[outIdx++] = 240 | (u >> 18); + heap[outIdx++] = 128 | ((u >> 12) & 63); + heap[outIdx++] = 128 | ((u >> 6) & 63); + heap[outIdx++] = 128 | (u & 63); + } + } + // Null-terminate the pointer to the buffer. + heap[outIdx] = 0; + return outIdx - startIdx; + }; + + /** @type {function(string, boolean=, number=)} */ function intArrayFromString( + stringy, + dontAddNull, + length + ) { + var len = length > 0 ? length : lengthBytesUTF8(stringy) + 1; + var u8array = new Array(len); + var numBytesWritten = stringToUTF8Array( + stringy, + u8array, + 0, + u8array.length + ); + if (dontAddNull) u8array.length = numBytesWritten; + return u8array; + } + + var FS_stdin_getChar = () => { + if (!FS_stdin_getChar_buffer.length) { + var result = null; + if (ENVIRONMENT_IS_NODE) { + // we will read data by chunks of BUFSIZE + var BUFSIZE = 256; + var buf = Buffer.alloc(BUFSIZE); + var bytesRead = 0; + // For some reason we must suppress a closure warning here, even though + // fd definitely exists on process.stdin, and is even the proper way to + // get the fd of stdin, + // https://github.com/nodejs/help/issues/2136#issuecomment-523649904 + // This started to happen after moving this logic out of library_tty.js, + // so it is related to the surrounding code in some unclear manner. + /** @suppress {missingProperties} */ var fd = process.stdin.fd; + try { + bytesRead = fs.readSync(fd, buf, 0, BUFSIZE); + } catch (e) { + // Cross-platform differences: on Windows, reading EOF throws an + // exception, but on other OSes, reading EOF returns 0. Uniformize + // behavior by treating the EOF exception to return 0. + if (e.toString().includes('EOF')) bytesRead = 0; + else throw e; + } + if (bytesRead > 0) { + result = buf.slice(0, bytesRead).toString('utf-8'); + } + } else { + } + if (!result) { + return null; + } + FS_stdin_getChar_buffer = intArrayFromString(result, true); + } + return FS_stdin_getChar_buffer.shift(); + }; + + var TTY = { + ttys: [], + init() {}, + // https://github.com/emscripten-core/emscripten/pull/1555 + // if (ENVIRONMENT_IS_NODE) { + // // currently, FS.init does not distinguish if process.stdin is a file or TTY + // // device, it always assumes it's a TTY device. because of this, we're forcing + // // process.stdin to UTF8 encoding to at least make stdin reading compatible + // // with text files until FS.init can be refactored. + // process.stdin.setEncoding('utf8'); + // } + shutdown() {}, + // https://github.com/emscripten-core/emscripten/pull/1555 + // if (ENVIRONMENT_IS_NODE) { + // // inolen: any idea as to why node -e 'process.stdin.read()' wouldn't exit immediately (with process.stdin being a tty)? + // // isaacs: because now it's reading from the stream, you've expressed interest in it, so that read() kicks off a _read() which creates a ReadReq operation + // // inolen: I thought read() in that case was a synchronous operation that just grabbed some amount of buffered data if it exists? + // // isaacs: it is. but it also triggers a _read() call, which calls readStart() on the handle + // // isaacs: do process.stdin.pause() and i'd think it'd probably close the pending call + // process.stdin.pause(); + // } + register(dev, ops) { + TTY.ttys[dev] = { + input: [], + output: [], + ops, + }; + FS.registerDevice(dev, TTY.stream_ops); + }, + stream_ops: { + open(stream) { + var tty = TTY.ttys[stream.node.rdev]; + if (!tty) { + throw new FS.ErrnoError(43); + } + stream.tty = tty; + stream.seekable = false; + }, + close(stream) { + // flush any pending line data + stream.tty.ops.fsync(stream.tty); + }, + fsync(stream) { + stream.tty.ops.fsync(stream.tty); + }, + read(stream, buffer, offset, length, pos) { + /* ignored */ if (!stream.tty || !stream.tty.ops.get_char) { + throw new FS.ErrnoError(60); + } + var bytesRead = 0; + for (var i = 0; i < length; i++) { + var result; + try { + result = stream.tty.ops.get_char(stream.tty); + } catch (e) { + throw new FS.ErrnoError(29); + } + if (result === undefined && bytesRead === 0) { + throw new FS.ErrnoError(6); + } + if (result === null || result === undefined) break; + bytesRead++; + buffer[offset + i] = result; + } + if (bytesRead) { + stream.node.atime = Date.now(); + } + return bytesRead; + }, + write(stream, buffer, offset, length, pos) { + if (!stream.tty || !stream.tty.ops.put_char) { + throw new FS.ErrnoError(60); + } + try { + for (var i = 0; i < length; i++) { + stream.tty.ops.put_char(stream.tty, buffer[offset + i]); + } + } catch (e) { + throw new FS.ErrnoError(29); + } + if (length) { + stream.node.mtime = stream.node.ctime = Date.now(); + } + return i; + }, + }, + default_tty_ops: { + get_char(tty) { + return FS_stdin_getChar(); + }, + put_char(tty, val) { + if (val === null || val === 10) { + out(UTF8ArrayToString(tty.output)); + tty.output = []; + } else { + if (val != 0) tty.output.push(val); + } + }, + // val == 0 would cut text output off in the middle. + fsync(tty) { + if (tty.output && tty.output.length > 0) { + out(UTF8ArrayToString(tty.output)); + tty.output = []; + } + }, + ioctl_tcgets(tty) { + // typical setting + return { + c_iflag: 25856, + c_oflag: 5, + c_cflag: 191, + c_lflag: 35387, + c_cc: [ + 3, 28, 127, 21, 4, 0, 1, 0, 17, 19, 26, 0, 18, 15, 23, + 22, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + ], + }; + }, + ioctl_tcsets(tty, optional_actions, data) { + // currently just ignore + return 0; + }, + ioctl_tiocgwinsz(tty) { + return [24, 80]; + }, + }, + default_tty1_ops: { + put_char(tty, val) { + if (val === null || val === 10) { + err(UTF8ArrayToString(tty.output)); + tty.output = []; + } else { + if (val != 0) tty.output.push(val); + } + }, + fsync(tty) { + if (tty.output && tty.output.length > 0) { + err(UTF8ArrayToString(tty.output)); + tty.output = []; + } + }, + }, + }; + + var zeroMemory = (address, size) => { + HEAPU8.fill(0, address, address + size); + }; + + var alignMemory = (size, alignment) => + Math.ceil(size / alignment) * alignment; + + var mmapAlloc = (size) => { + size = alignMemory(size, 65536); + var ptr = _emscripten_builtin_memalign(65536, size); + if (ptr) zeroMemory(ptr, size); + return ptr; + }; + + var MEMFS = { + ops_table: null, + mount(mount) { + return MEMFS.createNode(null, '/', 16895, 0); + }, + createNode(parent, name, mode, dev) { + if (FS.isBlkdev(mode) || FS.isFIFO(mode)) { + // no supported + throw new FS.ErrnoError(63); + } + MEMFS.ops_table ||= { + dir: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + lookup: MEMFS.node_ops.lookup, + mknod: MEMFS.node_ops.mknod, + rename: MEMFS.node_ops.rename, + unlink: MEMFS.node_ops.unlink, + rmdir: MEMFS.node_ops.rmdir, + readdir: MEMFS.node_ops.readdir, + symlink: MEMFS.node_ops.symlink, + }, + stream: { + llseek: MEMFS.stream_ops.llseek, + }, + }, + file: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + }, + stream: { + llseek: MEMFS.stream_ops.llseek, + read: MEMFS.stream_ops.read, + write: MEMFS.stream_ops.write, + allocate: MEMFS.stream_ops.allocate, + mmap: MEMFS.stream_ops.mmap, + msync: MEMFS.stream_ops.msync, + }, + }, + link: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + readlink: MEMFS.node_ops.readlink, + }, + stream: {}, + }, + chrdev: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + }, + stream: FS.chrdev_stream_ops, + }, + }; + var node = FS.createNode(parent, name, mode, dev); + if (FS.isDir(node.mode)) { + node.node_ops = MEMFS.ops_table.dir.node; + node.stream_ops = MEMFS.ops_table.dir.stream; + node.contents = {}; + } else if (FS.isFile(node.mode)) { + node.node_ops = MEMFS.ops_table.file.node; + node.stream_ops = MEMFS.ops_table.file.stream; + node.usedBytes = 0; + // The actual number of bytes used in the typed array, as opposed to contents.length which gives the whole capacity. + // When the byte data of the file is populated, this will point to either a typed array, or a normal JS array. Typed arrays are preferred + // for performance, and used by default. However, typed arrays are not resizable like normal JS arrays are, so there is a small disk size + // penalty involved for appending file writes that continuously grow a file similar to std::vector capacity vs used -scheme. + node.contents = null; + } else if (FS.isLink(node.mode)) { + node.node_ops = MEMFS.ops_table.link.node; + node.stream_ops = MEMFS.ops_table.link.stream; + } else if (FS.isChrdev(node.mode)) { + node.node_ops = MEMFS.ops_table.chrdev.node; + node.stream_ops = MEMFS.ops_table.chrdev.stream; + } + node.atime = node.mtime = node.ctime = Date.now(); + // add the new node to the parent + if (parent) { + parent.contents[name] = node; + parent.atime = parent.mtime = parent.ctime = node.atime; + } + return node; + }, + getFileDataAsTypedArray(node) { + if (!node.contents) return new Uint8Array(0); + if (node.contents.subarray) + return node.contents.subarray(0, node.usedBytes); + // Make sure to not return excess unused bytes. + return new Uint8Array(node.contents); + }, + expandFileStorage(node, newCapacity) { + var prevCapacity = node.contents ? node.contents.length : 0; + if (prevCapacity >= newCapacity) return; + // No need to expand, the storage was already large enough. + // Don't expand strictly to the given requested limit if it's only a very small increase, but instead geometrically grow capacity. + // For small filesizes (<1MB), perform size*2 geometric increase, but for large sizes, do a much more conservative size*1.125 increase to + // avoid overshooting the allocation cap by a very large margin. + var CAPACITY_DOUBLING_MAX = 1024 * 1024; + newCapacity = Math.max( + newCapacity, + (prevCapacity * + (prevCapacity < CAPACITY_DOUBLING_MAX ? 2 : 1.125)) >>> + 0 + ); + if (prevCapacity != 0) newCapacity = Math.max(newCapacity, 256); + // At minimum allocate 256b for each file when expanding. + var oldContents = node.contents; + node.contents = new Uint8Array(newCapacity); + // Allocate new storage. + if (node.usedBytes > 0) + node.contents.set(oldContents.subarray(0, node.usedBytes), 0); + }, + // Copy old data over to the new storage. + resizeFileStorage(node, newSize) { + if (node.usedBytes == newSize) return; + if (newSize == 0) { + node.contents = null; + // Fully decommit when requesting a resize to zero. + node.usedBytes = 0; + } else { + var oldContents = node.contents; + node.contents = new Uint8Array(newSize); + // Allocate new storage. + if (oldContents) { + node.contents.set( + oldContents.subarray( + 0, + Math.min(newSize, node.usedBytes) + ) + ); + } + // Copy old data over to the new storage. + node.usedBytes = newSize; + } + }, + node_ops: { + getattr(node) { + var attr = {}; + // device numbers reuse inode numbers. + attr.dev = FS.isChrdev(node.mode) ? node.id : 1; + attr.ino = node.id; + attr.mode = node.mode; + attr.nlink = 1; + attr.uid = 0; + attr.gid = 0; + attr.rdev = node.rdev; + if (FS.isDir(node.mode)) { + attr.size = 4096; + } else if (FS.isFile(node.mode)) { + attr.size = node.usedBytes; + } else if (FS.isLink(node.mode)) { + attr.size = node.link.length; + } else { + attr.size = 0; + } + attr.atime = new Date(node.atime); + attr.mtime = new Date(node.mtime); + attr.ctime = new Date(node.ctime); + // NOTE: In our implementation, st_blocks = Math.ceil(st_size/st_blksize), + // but this is not required by the standard. + attr.blksize = 4096; + attr.blocks = Math.ceil(attr.size / attr.blksize); + return attr; + }, + setattr(node, attr) { + for (const key of ['mode', 'atime', 'mtime', 'ctime']) { + if (attr[key]) { + node[key] = attr[key]; + } + } + if (attr.size !== undefined) { + MEMFS.resizeFileStorage(node, attr.size); + } + }, + lookup(parent, name) { + throw MEMFS.doesNotExistError; + }, + mknod(parent, name, mode, dev) { + return MEMFS.createNode(parent, name, mode, dev); + }, + rename(old_node, new_dir, new_name) { + var new_node; + try { + new_node = FS.lookupNode(new_dir, new_name); + } catch (e) {} + if (new_node) { + if (FS.isDir(old_node.mode)) { + // if we're overwriting a directory at new_name, make sure it's empty. + for (var i in new_node.contents) { + throw new FS.ErrnoError(55); + } + } + FS.hashRemoveNode(new_node); + } + // do the internal rewiring + delete old_node.parent.contents[old_node.name]; + new_dir.contents[new_name] = old_node; + old_node.name = new_name; + new_dir.ctime = + new_dir.mtime = + old_node.parent.ctime = + old_node.parent.mtime = + Date.now(); + }, + unlink(parent, name) { + delete parent.contents[name]; + parent.ctime = parent.mtime = Date.now(); + }, + rmdir(parent, name) { + var node = FS.lookupNode(parent, name); + for (var i in node.contents) { + throw new FS.ErrnoError(55); + } + delete parent.contents[name]; + parent.ctime = parent.mtime = Date.now(); + }, + readdir(node) { + return ['.', '..', ...Object.keys(node.contents)]; + }, + symlink(parent, newname, oldpath) { + var node = MEMFS.createNode(parent, newname, 511 | 40960, 0); + node.link = oldpath; + return node; + }, + readlink(node) { + if (!FS.isLink(node.mode)) { + throw new FS.ErrnoError(28); + } + return node.link; + }, + }, + stream_ops: { + read(stream, buffer, offset, length, position) { + var contents = stream.node.contents; + if (position >= stream.node.usedBytes) return 0; + var size = Math.min(stream.node.usedBytes - position, length); + if (size > 8 && contents.subarray) { + // non-trivial, and typed array + buffer.set( + contents.subarray(position, position + size), + offset + ); + } else { + for (var i = 0; i < size; i++) + buffer[offset + i] = contents[position + i]; + } + return size; + }, + write(stream, buffer, offset, length, position, canOwn) { + // If the buffer is located in main memory (HEAP), and if + // memory can grow, we can't hold on to references of the + // memory buffer, as they may get invalidated. That means we + // need to do copy its contents. + if (buffer.buffer === HEAP8.buffer) { + canOwn = false; + } + if (!length) return 0; + var node = stream.node; + node.mtime = node.ctime = Date.now(); + if ( + buffer.subarray && + (!node.contents || node.contents.subarray) + ) { + // This write is from a typed array to a typed array? + if (canOwn) { + node.contents = buffer.subarray( + offset, + offset + length + ); + node.usedBytes = length; + return length; + } else if (node.usedBytes === 0 && position === 0) { + // If this is a simple first write to an empty file, do a fast set since we don't need to care about old data. + node.contents = buffer.slice(offset, offset + length); + node.usedBytes = length; + return length; + } else if (position + length <= node.usedBytes) { + // Writing to an already allocated and used subrange of the file? + node.contents.set( + buffer.subarray(offset, offset + length), + position + ); + return length; + } + } + // Appending to an existing file and we need to reallocate, or source data did not come as a typed array. + MEMFS.expandFileStorage(node, position + length); + if (node.contents.subarray && buffer.subarray) { + // Use typed array write which is available. + node.contents.set( + buffer.subarray(offset, offset + length), + position + ); + } else { + for (var i = 0; i < length; i++) { + node.contents[position + i] = buffer[offset + i]; + } + } + node.usedBytes = Math.max(node.usedBytes, position + length); + return length; + }, + llseek(stream, offset, whence) { + var position = offset; + if (whence === 1) { + position += stream.position; + } else if (whence === 2) { + if (FS.isFile(stream.node.mode)) { + position += stream.node.usedBytes; + } + } + if (position < 0) { + throw new FS.ErrnoError(28); + } + return position; + }, + allocate(stream, offset, length) { + MEMFS.expandFileStorage(stream.node, offset + length); + stream.node.usedBytes = Math.max( + stream.node.usedBytes, + offset + length + ); + }, + mmap(stream, length, position, prot, flags) { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + var ptr; + var allocated; + var contents = stream.node.contents; + // Only make a new copy when MAP_PRIVATE is specified. + if ( + !(flags & 2) && + contents && + contents.buffer === HEAP8.buffer + ) { + // We can't emulate MAP_SHARED when the file is not backed by the + // buffer we're mapping to (e.g. the HEAP buffer). + allocated = false; + ptr = contents.byteOffset; + } else { + allocated = true; + ptr = mmapAlloc(length); + if (!ptr) { + throw new FS.ErrnoError(48); + } + if (contents) { + // Try to avoid unnecessary slices. + if ( + position > 0 || + position + length < contents.length + ) { + if (contents.subarray) { + contents = contents.subarray( + position, + position + length + ); + } else { + contents = Array.prototype.slice.call( + contents, + position, + position + length + ); + } + } + HEAP8.set(contents, ptr); + } + } + return { + ptr, + allocated, + }; + }, + msync(stream, buffer, offset, length, mmapFlags) { + MEMFS.stream_ops.write( + stream, + buffer, + 0, + length, + offset, + false + ); + // should we check if bytesWritten and length are the same? + return 0; + }, + }, + }; + + var asyncLoad = async (url) => { + var arrayBuffer = await readAsync(url); + return new Uint8Array(arrayBuffer); + }; + + asyncLoad.isAsync = true; + + var FS_createDataFile = ( + parent, + name, + fileData, + canRead, + canWrite, + canOwn + ) => { + FS.createDataFile(parent, name, fileData, canRead, canWrite, canOwn); + }; + + var preloadPlugins = Module['preloadPlugins'] || []; + + var FS_handledByPreloadPlugin = (byteArray, fullname, finish, onerror) => { + // Ensure plugins are ready. + if (typeof Browser != 'undefined') Browser.init(); + var handled = false; + preloadPlugins.forEach((plugin) => { + if (handled) return; + if (plugin['canHandle'](fullname)) { + plugin['handle'](byteArray, fullname, finish, onerror); + handled = true; + } + }); + return handled; + }; + + var FS_createPreloadedFile = ( + parent, + name, + url, + canRead, + canWrite, + onload, + onerror, + dontCreateFile, + canOwn, + preFinish + ) => { + // TODO we should allow people to just pass in a complete filename instead + // of parent and name being that we just join them anyways + var fullname = name + ? PATH_FS.resolve(PATH.join2(parent, name)) + : parent; + var dep = getUniqueRunDependency(`cp ${fullname}`); + // might have several active requests for the same fullname + function processData(byteArray) { + function finish(byteArray) { + preFinish?.(); + if (!dontCreateFile) { + FS_createDataFile( + parent, + name, + byteArray, + canRead, + canWrite, + canOwn + ); + } + onload?.(); + removeRunDependency(dep); + } + if ( + FS_handledByPreloadPlugin(byteArray, fullname, finish, () => { + onerror?.(); + removeRunDependency(dep); + }) + ) { + return; + } + finish(byteArray); + } + addRunDependency(dep); + if (typeof url == 'string') { + asyncLoad(url).then(processData, onerror); + } else { + processData(url); + } + }; + + var FS_modeStringToFlags = (str) => { + var flagModes = { + r: 0, + 'r+': 2, + w: 512 | 64 | 1, + 'w+': 512 | 64 | 2, + a: 1024 | 64 | 1, + 'a+': 1024 | 64 | 2, + }; + var flags = flagModes[str]; + if (typeof flags == 'undefined') { + throw new Error(`Unknown file open mode: ${str}`); + } + return flags; + }; + + var FS_getMode = (canRead, canWrite) => { + var mode = 0; + if (canRead) mode |= 292 | 73; + if (canWrite) mode |= 146; + return mode; + }; + + var ERRNO_CODES = { + EPERM: 63, + ENOENT: 44, + ESRCH: 71, + EINTR: 27, + EIO: 29, + ENXIO: 60, + E2BIG: 1, + ENOEXEC: 45, + EBADF: 8, + ECHILD: 12, + EAGAIN: 6, + EWOULDBLOCK: 6, + ENOMEM: 48, + EACCES: 2, + EFAULT: 21, + ENOTBLK: 105, + EBUSY: 10, + EEXIST: 20, + EXDEV: 75, + ENODEV: 43, + ENOTDIR: 54, + EISDIR: 31, + EINVAL: 28, + ENFILE: 41, + EMFILE: 33, + ENOTTY: 59, + ETXTBSY: 74, + EFBIG: 22, + ENOSPC: 51, + ESPIPE: 70, + EROFS: 69, + EMLINK: 34, + EPIPE: 64, + EDOM: 18, + ERANGE: 68, + ENOMSG: 49, + EIDRM: 24, + ECHRNG: 106, + EL2NSYNC: 156, + EL3HLT: 107, + EL3RST: 108, + ELNRNG: 109, + EUNATCH: 110, + ENOCSI: 111, + EL2HLT: 112, + EDEADLK: 16, + ENOLCK: 46, + EBADE: 113, + EBADR: 114, + EXFULL: 115, + ENOANO: 104, + EBADRQC: 103, + EBADSLT: 102, + EDEADLOCK: 16, + EBFONT: 101, + ENOSTR: 100, + ENODATA: 116, + ETIME: 117, + ENOSR: 118, + ENONET: 119, + ENOPKG: 120, + EREMOTE: 121, + ENOLINK: 47, + EADV: 122, + ESRMNT: 123, + ECOMM: 124, + EPROTO: 65, + EMULTIHOP: 36, + EDOTDOT: 125, + EBADMSG: 9, + ENOTUNIQ: 126, + EBADFD: 127, + EREMCHG: 128, + ELIBACC: 129, + ELIBBAD: 130, + ELIBSCN: 131, + ELIBMAX: 132, + ELIBEXEC: 133, + ENOSYS: 52, + ENOTEMPTY: 55, + ENAMETOOLONG: 37, + ELOOP: 32, + EOPNOTSUPP: 138, + EPFNOSUPPORT: 139, + ECONNRESET: 15, + ENOBUFS: 42, + EAFNOSUPPORT: 5, + EPROTOTYPE: 67, + ENOTSOCK: 57, + ENOPROTOOPT: 50, + ESHUTDOWN: 140, + ECONNREFUSED: 14, + EADDRINUSE: 3, + ECONNABORTED: 13, + ENETUNREACH: 40, + ENETDOWN: 38, + ETIMEDOUT: 73, + EHOSTDOWN: 142, + EHOSTUNREACH: 23, + EINPROGRESS: 26, + EALREADY: 7, + EDESTADDRREQ: 17, + EMSGSIZE: 35, + EPROTONOSUPPORT: 66, + ESOCKTNOSUPPORT: 137, + EADDRNOTAVAIL: 4, + ENETRESET: 39, + EISCONN: 30, + ENOTCONN: 53, + ETOOMANYREFS: 141, + EUSERS: 136, + EDQUOT: 19, + ESTALE: 72, + ENOTSUP: 138, + ENOMEDIUM: 148, + EILSEQ: 25, + EOVERFLOW: 61, + ECANCELED: 11, + ENOTRECOVERABLE: 56, + EOWNERDEAD: 62, + ESTRPIPE: 135, + }; + + var NODEFS = { + isWindows: false, + staticInit() { + NODEFS.isWindows = !!process.platform.match(/^win/); + var flags = process.binding('constants'); + // Node.js 4 compatibility: it has no namespaces for constants + if (flags['fs']) { + flags = flags['fs']; + } + NODEFS.flagsForNodeMap = { + 1024: flags['O_APPEND'], + 64: flags['O_CREAT'], + 128: flags['O_EXCL'], + 256: flags['O_NOCTTY'], + 0: flags['O_RDONLY'], + 2: flags['O_RDWR'], + 4096: flags['O_SYNC'], + 512: flags['O_TRUNC'], + 1: flags['O_WRONLY'], + 131072: flags['O_NOFOLLOW'], + }; + }, + convertNodeCode(e) { + var code = e.code; + return ERRNO_CODES[code]; + }, + tryFSOperation(f) { + try { + return f(); + } catch (e) { + if (!e.code) throw e; + // node under windows can return code 'UNKNOWN' here: + // https://github.com/emscripten-core/emscripten/issues/15468 + if (e.code === 'UNKNOWN') throw new FS.ErrnoError(28); + throw new FS.ErrnoError(NODEFS.convertNodeCode(e)); + } + }, + mount(mount) { + return NODEFS.createNode( + null, + '/', + NODEFS.getMode(mount.opts.root), + 0 + ); + }, + createNode(parent, name, mode, dev) { + if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { + throw new FS.ErrnoError(28); + } + var node = FS.createNode(parent, name, mode); + node.node_ops = NODEFS.node_ops; + node.stream_ops = NODEFS.stream_ops; + return node; + }, + getMode(path) { + return NODEFS.tryFSOperation(() => { + var mode = fs.lstatSync(path).mode; + if (NODEFS.isWindows) { + // Windows does not report the 'x' permission bit, so propagate read + // bits to execute bits. + mode |= (mode & 292) >> 2; + } + return mode; + }); + }, + realPath(node) { + var parts = []; + while (node.parent !== node) { + parts.push(node.name); + node = node.parent; + } + parts.push(node.mount.opts.root); + parts.reverse(); + return PATH.join(...parts); + }, + flagsForNode(flags) { + flags &= ~2097152; + // Ignore this flag from musl, otherwise node.js fails to open the file. + flags &= ~2048; + // Ignore this flag from musl, otherwise node.js fails to open the file. + flags &= ~32768; + // Ignore this flag from musl, otherwise node.js fails to open the file. + flags &= ~524288; + // Some applications may pass it; it makes no sense for a single process. + flags &= ~65536; + // Node.js doesn't need this passed in, it errors. + var newFlags = 0; + for (var k in NODEFS.flagsForNodeMap) { + if (flags & k) { + newFlags |= NODEFS.flagsForNodeMap[k]; + flags ^= k; + } + } + if (flags) { + throw new FS.ErrnoError(28); + } + return newFlags; + }, + node_ops: { + getattr(node) { + var path = NODEFS.realPath(node); + var stat; + NODEFS.tryFSOperation(() => (stat = fs.lstatSync(path))); + if (NODEFS.isWindows) { + // node.js v0.10.20 doesn't report blksize and blocks on Windows. Fake + // them with default blksize of 4096. + // See http://support.microsoft.com/kb/140365 + if (!stat.blksize) { + stat.blksize = 4096; + } + if (!stat.blocks) { + stat.blocks = + ((stat.size + stat.blksize - 1) / stat.blksize) | 0; + } + // Windows does not report the 'x' permission bit, so propagate read + // bits to execute bits. + stat.mode |= (stat.mode & 292) >> 2; + } + return { + dev: stat.dev, + ino: stat.ino, + mode: stat.mode, + nlink: stat.nlink, + uid: stat.uid, + gid: stat.gid, + rdev: stat.rdev, + size: stat.size, + atime: stat.atime, + mtime: stat.mtime, + ctime: stat.ctime, + blksize: stat.blksize, + blocks: stat.blocks, + }; + }, + setattr(node, attr) { + var path = NODEFS.realPath(node); + NODEFS.tryFSOperation(() => { + if (attr.mode !== undefined) { + var mode = attr.mode; + if (NODEFS.isWindows) { + // Windows only supports S_IREAD / S_IWRITE (S_IRUSR / S_IWUSR) + // https://learn.microsoft.com/en-us/cpp/c-runtime-library/reference/chmod-wchmod + mode &= 384; + } + fs.chmodSync(path, mode); + // update the common node structure mode as well + node.mode = attr.mode; + } + if (attr.atime || attr.mtime) { + var atime = attr.atime && new Date(attr.atime); + var mtime = attr.mtime && new Date(attr.mtime); + fs.utimesSync(path, atime, mtime); + } + if (attr.size !== undefined) { + fs.truncateSync(path, attr.size); + } + }); + }, + lookup(parent, name) { + var path = PATH.join2(NODEFS.realPath(parent), name); + var mode = NODEFS.getMode(path); + return NODEFS.createNode(parent, name, mode); + }, + mknod(parent, name, mode, dev) { + var node = NODEFS.createNode(parent, name, mode, dev); + // create the backing node for this in the fs root as well + var path = NODEFS.realPath(node); + NODEFS.tryFSOperation(() => { + if (FS.isDir(node.mode)) { + fs.mkdirSync(path, node.mode); + } else { + fs.writeFileSync(path, '', { + mode: node.mode, + }); + } + }); + return node; + }, + rename(oldNode, newDir, newName) { + var oldPath = NODEFS.realPath(oldNode); + var newPath = PATH.join2(NODEFS.realPath(newDir), newName); + try { + FS.unlink(newPath); + } catch (e) {} + NODEFS.tryFSOperation(() => fs.renameSync(oldPath, newPath)); + oldNode.name = newName; + }, + unlink(parent, name) { + var path = PATH.join2(NODEFS.realPath(parent), name); + NODEFS.tryFSOperation(() => fs.unlinkSync(path)); + }, + rmdir(parent, name) { + var path = PATH.join2(NODEFS.realPath(parent), name); + NODEFS.tryFSOperation(() => fs.rmdirSync(path)); + }, + readdir(node) { + var path = NODEFS.realPath(node); + return NODEFS.tryFSOperation(() => fs.readdirSync(path)); + }, + symlink(parent, newName, oldPath) { + var newPath = PATH.join2(NODEFS.realPath(parent), newName); + NODEFS.tryFSOperation(() => fs.symlinkSync(oldPath, newPath)); + }, + readlink(node) { + var path = NODEFS.realPath(node); + return NODEFS.tryFSOperation(() => fs.readlinkSync(path)); + }, + statfs(path) { + var stats = NODEFS.tryFSOperation(() => fs.statfsSync(path)); + // Node.js doesn't provide frsize (fragment size). Set it to bsize (block size) + // as they're often the same in many file systems. May not be accurate for all. + stats.frsize = stats.bsize; + return stats; + }, + }, + stream_ops: { + open(stream) { + var path = NODEFS.realPath(stream.node); + NODEFS.tryFSOperation(() => { + if (FS.isFile(stream.node.mode)) { + stream.shared.refcount = 1; + stream.nfd = fs.openSync( + path, + NODEFS.flagsForNode(stream.flags) + ); + } + }); + }, + close(stream) { + NODEFS.tryFSOperation(() => { + if ( + FS.isFile(stream.node.mode) && + stream.nfd && + --stream.shared.refcount === 0 + ) { + fs.closeSync(stream.nfd); + } + }); + }, + dup(stream) { + stream.shared.refcount++; + }, + read(stream, buffer, offset, length, position) { + // Node.js < 6 compatibility: node errors on 0 length reads + if (length === 0) return 0; + return NODEFS.tryFSOperation(() => + fs.readSync( + stream.nfd, + new Int8Array(buffer.buffer, offset, length), + 0, + length, + position + ) + ); + }, + write(stream, buffer, offset, length, position) { + return NODEFS.tryFSOperation(() => + fs.writeSync( + stream.nfd, + new Int8Array(buffer.buffer, offset, length), + 0, + length, + position + ) + ); + }, + llseek(stream, offset, whence) { + var position = offset; + if (whence === 1) { + position += stream.position; + } else if (whence === 2) { + if (FS.isFile(stream.node.mode)) { + NODEFS.tryFSOperation(() => { + var stat = fs.fstatSync(stream.nfd); + position += stat.size; + }); + } + } + if (position < 0) { + throw new FS.ErrnoError(28); + } + return position; + }, + mmap(stream, length, position, prot, flags) { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + var ptr = mmapAlloc(length); + NODEFS.stream_ops.read(stream, HEAP8, ptr, length, position); + return { + ptr, + allocated: true, + }; + }, + msync(stream, buffer, offset, length, mmapFlags) { + NODEFS.stream_ops.write( + stream, + buffer, + 0, + length, + offset, + false + ); + // should we check if bytesWritten and length are the same? + return 0; + }, + }, + }; + + var PROXYFS = { + mount(mount) { + return PROXYFS.createNode( + null, + '/', + mount.opts.fs.lstat(mount.opts.root).mode, + 0 + ); + }, + createNode(parent, name, mode, dev) { + if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { + throw new FS.ErrnoError(ERRNO_CODES.EINVAL); + } + var node = FS.createNode(parent, name, mode); + node.node_ops = PROXYFS.node_ops; + node.stream_ops = PROXYFS.stream_ops; + return node; + }, + realPath(node) { + var parts = []; + while (node.parent !== node) { + parts.push(node.name); + node = node.parent; + } + parts.push(node.mount.opts.root); + parts.reverse(); + return PATH.join(...parts); + }, + node_ops: { + getattr(node) { + var path = PROXYFS.realPath(node); + var stat; + try { + stat = node.mount.opts.fs.lstat(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + return { + dev: stat.dev, + ino: stat.ino, + mode: stat.mode, + nlink: stat.nlink, + uid: stat.uid, + gid: stat.gid, + rdev: stat.rdev, + size: stat.size, + atime: stat.atime, + mtime: stat.mtime, + ctime: stat.ctime, + blksize: stat.blksize, + blocks: stat.blocks, + }; + }, + setattr(node, attr) { + var path = PROXYFS.realPath(node); + try { + if (attr.mode !== undefined) { + node.mount.opts.fs.chmod(path, attr.mode); + // update the common node structure mode as well + node.mode = attr.mode; + } + if (attr.atime || attr.mtime) { + var atime = new Date(attr.atime || attr.mtime); + var mtime = new Date(attr.mtime || attr.atime); + node.mount.opts.fs.utime(path, atime, mtime); + } + if (attr.size !== undefined) { + node.mount.opts.fs.truncate(path, attr.size); + } + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + lookup(parent, name) { + try { + var path = PATH.join2(PROXYFS.realPath(parent), name); + var mode = parent.mount.opts.fs.lstat(path).mode; + var node = PROXYFS.createNode(parent, name, mode); + return node; + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + mknod(parent, name, mode, dev) { + var node = PROXYFS.createNode(parent, name, mode, dev); + // create the backing node for this in the fs root as well + var path = PROXYFS.realPath(node); + try { + if (FS.isDir(node.mode)) { + node.mount.opts.fs.mkdir(path, node.mode); + } else { + node.mount.opts.fs.writeFile(path, '', { + mode: node.mode, + }); + } + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + return node; + }, + rename(oldNode, newDir, newName) { + var oldPath = PROXYFS.realPath(oldNode); + var newPath = PATH.join2(PROXYFS.realPath(newDir), newName); + try { + oldNode.mount.opts.fs.rename(oldPath, newPath); + oldNode.name = newName; + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + unlink(parent, name) { + var path = PATH.join2(PROXYFS.realPath(parent), name); + try { + parent.mount.opts.fs.unlink(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + rmdir(parent, name) { + var path = PATH.join2(PROXYFS.realPath(parent), name); + try { + parent.mount.opts.fs.rmdir(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + readdir(node) { + var path = PROXYFS.realPath(node); + try { + return node.mount.opts.fs.readdir(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + symlink(parent, newName, oldPath) { + var newPath = PATH.join2(PROXYFS.realPath(parent), newName); + try { + parent.mount.opts.fs.symlink(oldPath, newPath); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + readlink(node) { + var path = PROXYFS.realPath(node); + try { + return node.mount.opts.fs.readlink(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + }, + stream_ops: { + open(stream) { + var path = PROXYFS.realPath(stream.node); + try { + stream.nfd = stream.node.mount.opts.fs.open( + path, + stream.flags + ); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + close(stream) { + try { + stream.node.mount.opts.fs.close(stream.nfd); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + read(stream, buffer, offset, length, position) { + try { + return stream.node.mount.opts.fs.read( + stream.nfd, + buffer, + offset, + length, + position + ); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + write(stream, buffer, offset, length, position) { + try { + return stream.node.mount.opts.fs.write( + stream.nfd, + buffer, + offset, + length, + position + ); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + llseek(stream, offset, whence) { + var position = offset; + if (whence === 1) { + position += stream.position; + } else if (whence === 2) { + if (FS.isFile(stream.node.mode)) { + try { + var stat = stream.node.node_ops.getattr( + stream.node + ); + position += stat.size; + } catch (e) { + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + } + } + if (position < 0) { + throw new FS.ErrnoError(ERRNO_CODES.EINVAL); + } + return position; + }, + }, + }; + + var FS = { + root: null, + mounts: [], + devices: {}, + streams: [], + nextInode: 1, + nameTable: null, + currentPath: '/', + initialized: false, + ignorePermissions: true, + ErrnoError: class { + name = 'ErrnoError'; + // We set the `name` property to be able to identify `FS.ErrnoError` + // - the `name` is a standard ECMA-262 property of error objects. Kind of good to have it anyway. + // - when using PROXYFS, an error can come from an underlying FS + // as different FS objects have their own FS.ErrnoError each, + // the test `err instanceof FS.ErrnoError` won't detect an error coming from another filesystem, causing bugs. + // we'll use the reliable test `err.name == "ErrnoError"` instead + constructor(errno) { + this.errno = errno; + } + }, + filesystems: null, + syncFSRequests: 0, + readFiles: {}, + FSStream: class { + shared = {}; + get object() { + return this.node; + } + set object(val) { + this.node = val; + } + get isRead() { + return (this.flags & 2097155) !== 1; + } + get isWrite() { + return (this.flags & 2097155) !== 0; + } + get isAppend() { + return this.flags & 1024; + } + get flags() { + return this.shared.flags; + } + set flags(val) { + this.shared.flags = val; + } + get position() { + return this.shared.position; + } + set position(val) { + this.shared.position = val; + } + }, + FSNode: class { + node_ops = {}; + stream_ops = {}; + readMode = 292 | 73; + writeMode = 146; + mounted = null; + constructor(parent, name, mode, rdev) { + if (!parent) { + parent = this; + } + // root node sets parent to itself + this.parent = parent; + this.mount = parent.mount; + this.id = FS.nextInode++; + this.name = name; + this.mode = mode; + this.rdev = rdev; + this.atime = this.mtime = this.ctime = Date.now(); + } + get read() { + return (this.mode & this.readMode) === this.readMode; + } + set read(val) { + val + ? (this.mode |= this.readMode) + : (this.mode &= ~this.readMode); + } + get write() { + return (this.mode & this.writeMode) === this.writeMode; + } + set write(val) { + val + ? (this.mode |= this.writeMode) + : (this.mode &= ~this.writeMode); + } + get isFolder() { + return FS.isDir(this.mode); + } + get isDevice() { + return FS.isChrdev(this.mode); + } + }, + lookupPath(path, opts = {}) { + if (!path) + return { + path: '', + node: null, + }; + opts.follow_mount ??= true; + if (!PATH.isAbs(path)) { + path = FS.cwd() + '/' + path; + } + // limit max consecutive symlinks to 40 (SYMLOOP_MAX). + linkloop: for (var nlinks = 0; nlinks < 40; nlinks++) { + // split the absolute path + var parts = path.split('/').filter((p) => !!p && p !== '.'); + // start at the root + var current = FS.root; + var current_path = '/'; + for (var i = 0; i < parts.length; i++) { + var islast = i === parts.length - 1; + if (islast && opts.parent) { + // stop resolving + break; + } + if (parts[i] === '..') { + current_path = PATH.dirname(current_path); + current = current.parent; + continue; + } + current_path = PATH.join2(current_path, parts[i]); + try { + current = FS.lookupNode(current, parts[i]); + } catch (e) { + // if noent_okay is true, suppress a ENOENT in the last component + // and return an object with an undefined node. This is needed for + // resolving symlinks in the path when creating a file. + if (e?.errno === 44 && islast && opts.noent_okay) { + return { + path: current_path, + }; + } + throw e; + } + // jump to the mount's root node if this is a mountpoint + if ( + FS.isMountpoint(current) && + (!islast || opts.follow_mount) + ) { + current = current.mounted.root; + } + // by default, lookupPath will not follow a symlink if it is the final path component. + // setting opts.follow = true will override this behavior. + if (FS.isLink(current.mode) && (!islast || opts.follow)) { + if (!current.node_ops.readlink) { + throw new FS.ErrnoError(52); + } + var link = current.node_ops.readlink(current); + if (!PATH.isAbs(link)) { + link = PATH.dirname(current_path) + '/' + link; + } + path = link + '/' + parts.slice(i + 1).join('/'); + continue linkloop; + } + } + return { + path: current_path, + node: current, + }; + } + throw new FS.ErrnoError(32); + }, + getPath(node) { + var path; + while (true) { + if (FS.isRoot(node)) { + var mount = node.mount.mountpoint; + if (!path) return mount; + return mount[mount.length - 1] !== '/' + ? `${mount}/${path}` + : mount + path; + } + path = path ? `${node.name}/${path}` : node.name; + node = node.parent; + } + }, + hashName(parentid, name) { + var hash = 0; + for (var i = 0; i < name.length; i++) { + hash = ((hash << 5) - hash + name.charCodeAt(i)) | 0; + } + return ((parentid + hash) >>> 0) % FS.nameTable.length; + }, + hashAddNode(node) { + var hash = FS.hashName(node.parent.id, node.name); + node.name_next = FS.nameTable[hash]; + FS.nameTable[hash] = node; + }, + hashRemoveNode(node) { + var hash = FS.hashName(node.parent.id, node.name); + if (FS.nameTable[hash] === node) { + FS.nameTable[hash] = node.name_next; + } else { + var current = FS.nameTable[hash]; + while (current) { + if (current.name_next === node) { + current.name_next = node.name_next; + break; + } + current = current.name_next; + } + } + }, + lookupNode(parent, name) { + var errCode = FS.mayLookup(parent); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + var hash = FS.hashName(parent.id, name); + for (var node = FS.nameTable[hash]; node; node = node.name_next) { + var nodeName = node.name; + if (node.parent.id === parent.id && nodeName === name) { + return node; + } + } + // if we failed to find it in the cache, call into the VFS + return FS.lookup(parent, name); + }, + createNode(parent, name, mode, rdev) { + var node = new FS.FSNode(parent, name, mode, rdev); + FS.hashAddNode(node); + return node; + }, + destroyNode(node) { + FS.hashRemoveNode(node); + }, + isRoot(node) { + return node === node.parent; + }, + isMountpoint(node) { + return !!node.mounted; + }, + isFile(mode) { + return (mode & 61440) === 32768; + }, + isDir(mode) { + return (mode & 61440) === 16384; + }, + isLink(mode) { + return (mode & 61440) === 40960; + }, + isChrdev(mode) { + return (mode & 61440) === 8192; + }, + isBlkdev(mode) { + return (mode & 61440) === 24576; + }, + isFIFO(mode) { + return (mode & 61440) === 4096; + }, + isSocket(mode) { + return (mode & 49152) === 49152; + }, + flagsToPermissionString(flag) { + var perms = ['r', 'w', 'rw'][flag & 3]; + if (flag & 512) { + perms += 'w'; + } + return perms; + }, + nodePermissions(node, perms) { + if (FS.ignorePermissions) { + return 0; + } + // return 0 if any user, group or owner bits are set. + if (perms.includes('r') && !(node.mode & 292)) { + return 2; + } else if (perms.includes('w') && !(node.mode & 146)) { + return 2; + } else if (perms.includes('x') && !(node.mode & 73)) { + return 2; + } + return 0; + }, + mayLookup(dir) { + if (!FS.isDir(dir.mode)) return 54; + var errCode = FS.nodePermissions(dir, 'x'); + if (errCode) return errCode; + if (!dir.node_ops.lookup) return 2; + return 0; + }, + mayCreate(dir, name) { + if (!FS.isDir(dir.mode)) { + return 54; + } + try { + var node = FS.lookupNode(dir, name); + return 20; + } catch (e) {} + return FS.nodePermissions(dir, 'wx'); + }, + mayDelete(dir, name, isdir) { + var node; + try { + node = FS.lookupNode(dir, name); + } catch (e) { + return e.errno; + } + var errCode = FS.nodePermissions(dir, 'wx'); + if (errCode) { + return errCode; + } + if (isdir) { + if (!FS.isDir(node.mode)) { + return 54; + } + if (FS.isRoot(node) || FS.getPath(node) === FS.cwd()) { + return 10; + } + } else { + if (FS.isDir(node.mode)) { + return 31; + } + } + return 0; + }, + mayOpen(node, flags) { + if (!node) { + return 44; + } + if (FS.isLink(node.mode)) { + return 32; + } else if (FS.isDir(node.mode)) { + if ( + FS.flagsToPermissionString(flags) !== 'r' || // opening for write + flags & 512 + ) { + // TODO: check for O_SEARCH? (== search for dir only) + return 31; + } + } + return FS.nodePermissions(node, FS.flagsToPermissionString(flags)); + }, + MAX_OPEN_FDS: 4096, + nextfd() { + for (var fd = 0; fd <= FS.MAX_OPEN_FDS; fd++) { + if (!FS.streams[fd]) { + return fd; + } + } + throw new FS.ErrnoError(33); + }, + getStreamChecked(fd) { + var stream = FS.getStream(fd); + if (!stream) { + throw new FS.ErrnoError(8); + } + return stream; + }, + getStream: (fd) => FS.streams[fd], + createStream(stream, fd = -1) { + // clone it, so we can return an instance of FSStream + stream = Object.assign(new FS.FSStream(), stream); + if (fd == -1) { + fd = FS.nextfd(); + } + stream.fd = fd; + FS.streams[fd] = stream; + return stream; + }, + closeStream(fd) { + FS.streams[fd] = null; + }, + dupStream(origStream, fd = -1) { + var stream = FS.createStream(origStream, fd); + stream.stream_ops?.dup?.(stream); + return stream; + }, + chrdev_stream_ops: { + open(stream) { + var device = FS.getDevice(stream.node.rdev); + // override node's stream ops with the device's + stream.stream_ops = device.stream_ops; + // forward the open call + stream.stream_ops.open?.(stream); + }, + llseek() { + throw new FS.ErrnoError(70); + }, + }, + major: (dev) => dev >> 8, + minor: (dev) => dev & 255, + makedev: (ma, mi) => (ma << 8) | mi, + registerDevice(dev, ops) { + FS.devices[dev] = { + stream_ops: ops, + }; + }, + getDevice: (dev) => FS.devices[dev], + getMounts(mount) { + var mounts = []; + var check = [mount]; + while (check.length) { + var m = check.pop(); + mounts.push(m); + check.push(...m.mounts); + } + return mounts; + }, + syncfs(populate, callback) { + if (typeof populate == 'function') { + callback = populate; + populate = false; + } + FS.syncFSRequests++; + if (FS.syncFSRequests > 1) { + err( + `warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work` + ); + } + var mounts = FS.getMounts(FS.root.mount); + var completed = 0; + function doCallback(errCode) { + FS.syncFSRequests--; + return callback(errCode); + } + function done(errCode) { + if (errCode) { + if (!done.errored) { + done.errored = true; + return doCallback(errCode); + } + return; + } + if (++completed >= mounts.length) { + doCallback(null); + } + } + // sync all mounts + mounts.forEach((mount) => { + if (!mount.type.syncfs) { + return done(null); + } + mount.type.syncfs(mount, populate, done); + }); + }, + mount(type, opts, mountpoint) { + var root = mountpoint === '/'; + var pseudo = !mountpoint; + var node; + if (root && FS.root) { + throw new FS.ErrnoError(10); + } else if (!root && !pseudo) { + var lookup = FS.lookupPath(mountpoint, { + follow_mount: false, + }); + mountpoint = lookup.path; + // use the absolute path + node = lookup.node; + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + if (!FS.isDir(node.mode)) { + throw new FS.ErrnoError(54); + } + } + var mount = { + type, + opts, + mountpoint, + mounts: [], + }; + // create a root node for the fs + var mountRoot = type.mount(mount); + mountRoot.mount = mount; + mount.root = mountRoot; + if (root) { + FS.root = mountRoot; + } else if (node) { + // set as a mountpoint + node.mounted = mount; + // add the new mount to the current mount's children + if (node.mount) { + node.mount.mounts.push(mount); + } + } + return mountRoot; + }, + unmount(mountpoint) { + var lookup = FS.lookupPath(mountpoint, { + follow_mount: false, + }); + if (!FS.isMountpoint(lookup.node)) { + throw new FS.ErrnoError(28); + } + // destroy the nodes for this mount, and all its child mounts + var node = lookup.node; + var mount = node.mounted; + var mounts = FS.getMounts(mount); + Object.keys(FS.nameTable).forEach((hash) => { + var current = FS.nameTable[hash]; + while (current) { + var next = current.name_next; + if (mounts.includes(current.mount)) { + FS.destroyNode(current); + } + current = next; + } + }); + // no longer a mountpoint + node.mounted = null; + // remove this mount from the child mounts + var idx = node.mount.mounts.indexOf(mount); + node.mount.mounts.splice(idx, 1); + }, + lookup(parent, name) { + return parent.node_ops.lookup(parent, name); + }, + mknod(path, mode, dev) { + var lookup = FS.lookupPath(path, { + parent: true, + }); + var parent = lookup.node; + var name = PATH.basename(path); + if (!name || name === '.' || name === '..') { + throw new FS.ErrnoError(28); + } + var errCode = FS.mayCreate(parent, name); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.mknod) { + throw new FS.ErrnoError(63); + } + return parent.node_ops.mknod(parent, name, mode, dev); + }, + statfs(path) { + // NOTE: None of the defaults here are true. We're just returning safe and + // sane values. + var rtn = { + bsize: 4096, + frsize: 4096, + blocks: 1e6, + bfree: 5e5, + bavail: 5e5, + files: FS.nextInode, + ffree: FS.nextInode - 1, + fsid: 42, + flags: 2, + namelen: 255, + }; + var parent = FS.lookupPath(path, { + follow: true, + }).node; + if (parent?.node_ops.statfs) { + Object.assign( + rtn, + parent.node_ops.statfs(parent.mount.opts.root) + ); + } + return rtn; + }, + create(path, mode = 438) { + mode &= 4095; + mode |= 32768; + return FS.mknod(path, mode, 0); + }, + mkdir(path, mode = 511) { + mode &= 511 | 512; + mode |= 16384; + return FS.mknod(path, mode, 0); + }, + mkdirTree(path, mode) { + var dirs = path.split('/'); + var d = ''; + for (var i = 0; i < dirs.length; ++i) { + if (!dirs[i]) continue; + d += '/' + dirs[i]; + try { + FS.mkdir(d, mode); + } catch (e) { + if (e.errno != 20) throw e; + } + } + }, + mkdev(path, mode, dev) { + if (typeof dev == 'undefined') { + dev = mode; + mode = 438; + } + mode |= 8192; + return FS.mknod(path, mode, dev); + }, + symlink(oldpath, newpath) { + if (!PATH_FS.resolve(oldpath)) { + throw new FS.ErrnoError(44); + } + var lookup = FS.lookupPath(newpath, { + parent: true, + }); + var parent = lookup.node; + if (!parent) { + throw new FS.ErrnoError(44); + } + var newname = PATH.basename(newpath); + var errCode = FS.mayCreate(parent, newname); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.symlink) { + throw new FS.ErrnoError(63); + } + return parent.node_ops.symlink(parent, newname, oldpath); + }, + rename(old_path, new_path) { + var old_dirname = PATH.dirname(old_path); + var new_dirname = PATH.dirname(new_path); + var old_name = PATH.basename(old_path); + var new_name = PATH.basename(new_path); + // parents must exist + var lookup, old_dir, new_dir; + // let the errors from non existent directories percolate up + lookup = FS.lookupPath(old_path, { + parent: true, + }); + old_dir = lookup.node; + lookup = FS.lookupPath(new_path, { + parent: true, + }); + new_dir = lookup.node; + if (!old_dir || !new_dir) throw new FS.ErrnoError(44); + // need to be part of the same mount + if (old_dir.mount !== new_dir.mount) { + throw new FS.ErrnoError(75); + } + // source must exist + var old_node = FS.lookupNode(old_dir, old_name); + // old path should not be an ancestor of the new path + var relative = PATH_FS.relative(old_path, new_dirname); + if (relative.charAt(0) !== '.') { + throw new FS.ErrnoError(28); + } + // new path should not be an ancestor of the old path + relative = PATH_FS.relative(new_path, old_dirname); + if (relative.charAt(0) !== '.') { + throw new FS.ErrnoError(55); + } + // see if the new path already exists + var new_node; + try { + new_node = FS.lookupNode(new_dir, new_name); + } catch (e) {} + // early out if nothing needs to change + if (old_node === new_node) { + return; + } + // we'll need to delete the old entry + var isdir = FS.isDir(old_node.mode); + var errCode = FS.mayDelete(old_dir, old_name, isdir); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + // need delete permissions if we'll be overwriting. + // need create permissions if new doesn't already exist. + errCode = new_node + ? FS.mayDelete(new_dir, new_name, isdir) + : FS.mayCreate(new_dir, new_name); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!old_dir.node_ops.rename) { + throw new FS.ErrnoError(63); + } + if ( + FS.isMountpoint(old_node) || + (new_node && FS.isMountpoint(new_node)) + ) { + throw new FS.ErrnoError(10); + } + // if we are going to change the parent, check write permissions + if (new_dir !== old_dir) { + errCode = FS.nodePermissions(old_dir, 'w'); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + } + // remove the node from the lookup hash + FS.hashRemoveNode(old_node); + // do the underlying fs rename + try { + old_dir.node_ops.rename(old_node, new_dir, new_name); + // update old node (we do this here to avoid each backend + // needing to) + old_node.parent = new_dir; + } catch (e) { + throw e; + } finally { + // add the node back to the hash (in case node_ops.rename + // changed its name) + FS.hashAddNode(old_node); + } + }, + rmdir(path) { + var lookup = FS.lookupPath(path, { + parent: true, + }); + var parent = lookup.node; + var name = PATH.basename(path); + var node = FS.lookupNode(parent, name); + var errCode = FS.mayDelete(parent, name, true); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.rmdir) { + throw new FS.ErrnoError(63); + } + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + parent.node_ops.rmdir(parent, name); + FS.destroyNode(node); + }, + readdir(path) { + var lookup = FS.lookupPath(path, { + follow: true, + }); + var node = lookup.node; + if (!node.node_ops.readdir) { + throw new FS.ErrnoError(54); + } + return node.node_ops.readdir(node); + }, + unlink(path) { + var lookup = FS.lookupPath(path, { + parent: true, + }); + var parent = lookup.node; + if (!parent) { + throw new FS.ErrnoError(44); + } + var name = PATH.basename(path); + var node = FS.lookupNode(parent, name); + var errCode = FS.mayDelete(parent, name, false); + if (errCode) { + // According to POSIX, we should map EISDIR to EPERM, but + // we instead do what Linux does (and we must, as we use + // the musl linux libc). + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.unlink) { + throw new FS.ErrnoError(63); + } + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + parent.node_ops.unlink(parent, name); + FS.destroyNode(node); + }, + readlink(path) { + var lookup = FS.lookupPath(path); + var link = lookup.node; + if (!link) { + throw new FS.ErrnoError(44); + } + if (!link.node_ops.readlink) { + throw new FS.ErrnoError(28); + } + return link.node_ops.readlink(link); + }, + stat(path, dontFollow) { + var lookup = FS.lookupPath(path, { + follow: !dontFollow, + }); + var node = lookup.node; + if (!node) { + throw new FS.ErrnoError(44); + } + if (!node.node_ops.getattr) { + throw new FS.ErrnoError(63); + } + return node.node_ops.getattr(node); + }, + lstat(path) { + return FS.stat(path, true); + }, + chmod(path, mode, dontFollow) { + var node; + if (typeof path == 'string') { + var lookup = FS.lookupPath(path, { + follow: !dontFollow, + }); + node = lookup.node; + } else { + node = path; + } + if (!node.node_ops.setattr) { + throw new FS.ErrnoError(63); + } + node.node_ops.setattr(node, { + mode: (mode & 4095) | (node.mode & ~4095), + ctime: Date.now(), + }); + }, + lchmod(path, mode) { + FS.chmod(path, mode, true); + }, + fchmod(fd, mode) { + var stream = FS.getStreamChecked(fd); + FS.chmod(stream.node, mode); + }, + chown(path, uid, gid, dontFollow) { + var node; + if (typeof path == 'string') { + var lookup = FS.lookupPath(path, { + follow: !dontFollow, + }); + node = lookup.node; + } else { + node = path; + } + if (!node.node_ops.setattr) { + throw new FS.ErrnoError(63); + } + node.node_ops.setattr(node, { + timestamp: Date.now(), + }); + }, + // we ignore the uid / gid for now + lchown(path, uid, gid) { + FS.chown(path, uid, gid, true); + }, + fchown(fd, uid, gid) { + var stream = FS.getStreamChecked(fd); + FS.chown(stream.node, uid, gid); + }, + truncate(path, len) { + if (len < 0) { + throw new FS.ErrnoError(28); + } + var node; + if (typeof path == 'string') { + var lookup = FS.lookupPath(path, { + follow: true, + }); + node = lookup.node; + } else { + node = path; + } + if (!node.node_ops.setattr) { + throw new FS.ErrnoError(63); + } + if (FS.isDir(node.mode)) { + throw new FS.ErrnoError(31); + } + if (!FS.isFile(node.mode)) { + throw new FS.ErrnoError(28); + } + var errCode = FS.nodePermissions(node, 'w'); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + node.node_ops.setattr(node, { + size: len, + timestamp: Date.now(), + }); + }, + ftruncate(fd, len) { + var stream = FS.getStreamChecked(fd); + if ((stream.flags & 2097155) === 0) { + throw new FS.ErrnoError(28); + } + FS.truncate(stream.node, len); + }, + utime(path, atime, mtime) { + var lookup = FS.lookupPath(path, { + follow: true, + }); + var node = lookup.node; + node.node_ops.setattr(node, { + atime, + mtime, + }); + }, + open(path, flags, mode = 438) { + if (path === '') { + throw new FS.ErrnoError(44); + } + flags = + typeof flags == 'string' ? FS_modeStringToFlags(flags) : flags; + if (flags & 64) { + mode = (mode & 4095) | 32768; + } else { + mode = 0; + } + var node; + if (typeof path == 'object') { + node = path; + } else { + // noent_okay makes it so that if the final component of the path + // doesn't exist, lookupPath returns `node: undefined`. `path` will be + // updated to point to the target of all symlinks. + var lookup = FS.lookupPath(path, { + follow: !(flags & 131072), + noent_okay: true, + }); + node = lookup.node; + path = lookup.path; + } + // perhaps we need to create the node + var created = false; + if (flags & 64) { + if (node) { + // if O_CREAT and O_EXCL are set, error out if the node already exists + if (flags & 128) { + throw new FS.ErrnoError(20); + } + } else { + // node doesn't exist, try to create it + node = FS.mknod(path, mode, 0); + created = true; + } + } + if (!node) { + throw new FS.ErrnoError(44); + } + // can't truncate a device + if (FS.isChrdev(node.mode)) { + flags &= ~512; + } + // if asked only for a directory, then this must be one + if (flags & 65536 && !FS.isDir(node.mode)) { + throw new FS.ErrnoError(54); + } + // check permissions, if this is not a file we just created now (it is ok to + // create and write to a file with read-only permissions; it is read-only + // for later use) + if (!created) { + var errCode = FS.mayOpen(node, flags); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + } + // do truncation if necessary + if (flags & 512 && !created) { + FS.truncate(node, 0); + } + // we've already handled these, don't pass down to the underlying vfs + flags &= ~(128 | 512 | 131072); + // register the stream with the filesystem + var stream = FS.createStream({ + node, + path: FS.getPath(node), + // we want the absolute path to the node + flags, + seekable: true, + position: 0, + stream_ops: node.stream_ops, + // used by the file family libc calls (fopen, fwrite, ferror, etc.) + ungotten: [], + error: false, + }); + // call the new stream's open function + if (stream.stream_ops.open) { + stream.stream_ops.open(stream); + } + if (Module['logReadFiles'] && !(flags & 1)) { + if (!(path in FS.readFiles)) { + FS.readFiles[path] = 1; + } + } + return stream; + }, + close(stream) { + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if (stream.getdents) stream.getdents = null; + // free readdir state + try { + if (stream.stream_ops.close) { + stream.stream_ops.close(stream); + } + } catch (e) { + throw e; + } finally { + FS.closeStream(stream.fd); + } + stream.fd = null; + }, + isClosed(stream) { + return stream.fd === null; + }, + llseek(stream, offset, whence) { + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if (!stream.seekable || !stream.stream_ops.llseek) { + throw new FS.ErrnoError(70); + } + if (whence != 0 && whence != 1 && whence != 2) { + throw new FS.ErrnoError(28); + } + stream.position = stream.stream_ops.llseek(stream, offset, whence); + stream.ungotten = []; + return stream.position; + }, + read(stream, buffer, offset, length, position) { + if (length < 0 || position < 0) { + throw new FS.ErrnoError(28); + } + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if ((stream.flags & 2097155) === 1) { + throw new FS.ErrnoError(8); + } + if (FS.isDir(stream.node.mode)) { + throw new FS.ErrnoError(31); + } + if (!stream.stream_ops.read) { + throw new FS.ErrnoError(28); + } + var seeking = typeof position != 'undefined'; + if (!seeking) { + position = stream.position; + } else if (!stream.seekable) { + throw new FS.ErrnoError(70); + } + var bytesRead = stream.stream_ops.read( + stream, + buffer, + offset, + length, + position + ); + if (!seeking) stream.position += bytesRead; + return bytesRead; + }, + write(stream, buffer, offset, length, position, canOwn) { + if (length < 0 || position < 0) { + throw new FS.ErrnoError(28); + } + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if ((stream.flags & 2097155) === 0) { + throw new FS.ErrnoError(8); + } + if (FS.isDir(stream.node.mode)) { + throw new FS.ErrnoError(31); + } + if (!stream.stream_ops.write) { + throw new FS.ErrnoError(28); + } + if (stream.seekable && stream.flags & 1024) { + // seek to the end before writing in append mode + FS.llseek(stream, 0, 2); + } + var seeking = typeof position != 'undefined'; + if (!seeking) { + position = stream.position; + } else if (!stream.seekable) { + throw new FS.ErrnoError(70); + } + var bytesWritten = stream.stream_ops.write( + stream, + buffer, + offset, + length, + position, + canOwn + ); + if (!seeking) stream.position += bytesWritten; + return bytesWritten; + }, + allocate(stream, offset, length) { + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if (offset < 0 || length <= 0) { + throw new FS.ErrnoError(28); + } + if ((stream.flags & 2097155) === 0) { + throw new FS.ErrnoError(8); + } + if (!FS.isFile(stream.node.mode) && !FS.isDir(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + if (!stream.stream_ops.allocate) { + throw new FS.ErrnoError(138); + } + stream.stream_ops.allocate(stream, offset, length); + }, + mmap(stream, length, position, prot, flags) { + // User requests writing to file (prot & PROT_WRITE != 0). + // Checking if we have permissions to write to the file unless + // MAP_PRIVATE flag is set. According to POSIX spec it is possible + // to write to file opened in read-only mode with MAP_PRIVATE flag, + // as all modifications will be visible only in the memory of + // the current process. + if ( + (prot & 2) !== 0 && + (flags & 2) === 0 && + (stream.flags & 2097155) !== 2 + ) { + throw new FS.ErrnoError(2); + } + if ((stream.flags & 2097155) === 1) { + throw new FS.ErrnoError(2); + } + if (!stream.stream_ops.mmap) { + throw new FS.ErrnoError(43); + } + if (!length) { + throw new FS.ErrnoError(28); + } + return stream.stream_ops.mmap( + stream, + length, + position, + prot, + flags + ); + }, + msync(stream, buffer, offset, length, mmapFlags) { + if (!stream.stream_ops.msync) { + return 0; + } + return stream.stream_ops.msync( + stream, + buffer, + offset, + length, + mmapFlags + ); + }, + ioctl(stream, cmd, arg) { + if (!stream.stream_ops.ioctl) { + throw new FS.ErrnoError(59); + } + return stream.stream_ops.ioctl(stream, cmd, arg); + }, + readFile(path, opts = {}) { + opts.flags = opts.flags || 0; + opts.encoding = opts.encoding || 'binary'; + if (opts.encoding !== 'utf8' && opts.encoding !== 'binary') { + throw new Error(`Invalid encoding type "${opts.encoding}"`); + } + var ret; + var stream = FS.open(path, opts.flags); + var stat = FS.stat(path); + var length = stat.size; + var buf = new Uint8Array(length); + FS.read(stream, buf, 0, length, 0); + if (opts.encoding === 'utf8') { + ret = UTF8ArrayToString(buf); + } else if (opts.encoding === 'binary') { + ret = buf; + } + FS.close(stream); + return ret; + }, + writeFile(path, data, opts = {}) { + opts.flags = opts.flags || 577; + var stream = FS.open(path, opts.flags, opts.mode); + if (typeof data == 'string') { + var buf = new Uint8Array(lengthBytesUTF8(data) + 1); + var actualNumBytes = stringToUTF8Array( + data, + buf, + 0, + buf.length + ); + FS.write( + stream, + buf, + 0, + actualNumBytes, + undefined, + opts.canOwn + ); + } else if (ArrayBuffer.isView(data)) { + FS.write( + stream, + data, + 0, + data.byteLength, + undefined, + opts.canOwn + ); + } else { + throw new Error('Unsupported data type'); + } + FS.close(stream); + }, + cwd: () => FS.currentPath, + chdir(path) { + var lookup = FS.lookupPath(path, { + follow: true, + }); + if (lookup.node === null) { + throw new FS.ErrnoError(44); + } + if (!FS.isDir(lookup.node.mode)) { + throw new FS.ErrnoError(54); + } + var errCode = FS.nodePermissions(lookup.node, 'x'); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + FS.currentPath = lookup.path; + }, + createDefaultDirectories() { + FS.mkdir('/tmp'); + FS.mkdir('/home'); + FS.mkdir('/home/web_user'); + }, + createDefaultDevices() { + // create /dev + FS.mkdir('/dev'); + // setup /dev/null + FS.registerDevice(FS.makedev(1, 3), { + read: () => 0, + write: (stream, buffer, offset, length, pos) => length, + llseek: () => 0, + }); + FS.mkdev('/dev/null', FS.makedev(1, 3)); + // setup /dev/tty and /dev/tty1 + // stderr needs to print output using err() rather than out() + // so we register a second tty just for it. + TTY.register(FS.makedev(5, 0), TTY.default_tty_ops); + TTY.register(FS.makedev(6, 0), TTY.default_tty1_ops); + FS.mkdev('/dev/tty', FS.makedev(5, 0)); + FS.mkdev('/dev/tty1', FS.makedev(6, 0)); + // setup /dev/[u]random + // use a buffer to avoid overhead of individual crypto calls per byte + var randomBuffer = new Uint8Array(1024), + randomLeft = 0; + var randomByte = () => { + if (randomLeft === 0) { + randomLeft = randomFill(randomBuffer).byteLength; + } + return randomBuffer[--randomLeft]; + }; + FS.createDevice('/dev', 'random', randomByte); + FS.createDevice('/dev', 'urandom', randomByte); + // we're not going to emulate the actual shm device, + // just create the tmp dirs that reside in it commonly + FS.mkdir('/dev/shm'); + FS.mkdir('/dev/shm/tmp'); + }, + createSpecialDirectories() { + // create /proc/self/fd which allows /proc/self/fd/6 => readlink gives the + // name of the stream for fd 6 (see test_unistd_ttyname) + FS.mkdir('/proc'); + var proc_self = FS.mkdir('/proc/self'); + FS.mkdir('/proc/self/fd'); + FS.mount( + { + mount() { + var node = FS.createNode(proc_self, 'fd', 16895, 73); + node.stream_ops = { + llseek: MEMFS.stream_ops.llseek, + }; + node.node_ops = { + lookup(parent, name) { + var fd = +name; + var stream = FS.getStreamChecked(fd); + var ret = { + parent: null, + mount: { + mountpoint: 'fake', + }, + node_ops: { + readlink: () => stream.path, + }, + id: fd + 1, + }; + ret.parent = ret; + // make it look like a simple root node + return ret; + }, + readdir() { + return Array.from(FS.streams.entries()) + .filter(([k, v]) => v) + .map(([k, v]) => k.toString()); + }, + }; + return node; + }, + }, + {}, + '/proc/self/fd' + ); + }, + createStandardStreams(input, output, error) { + // TODO deprecate the old functionality of a single + // input / output callback and that utilizes FS.createDevice + // and instead require a unique set of stream ops + // by default, we symlink the standard streams to the + // default tty devices. however, if the standard streams + // have been overwritten we create a unique device for + // them instead. + if (input) { + FS.createDevice('/dev', 'stdin', input); + } else { + FS.symlink('/dev/tty', '/dev/stdin'); + } + if (output) { + FS.createDevice('/dev', 'stdout', null, output); + } else { + FS.symlink('/dev/tty', '/dev/stdout'); + } + if (error) { + FS.createDevice('/dev', 'stderr', null, error); + } else { + FS.symlink('/dev/tty1', '/dev/stderr'); + } + // open default streams for the stdin, stdout and stderr devices + var stdin = FS.open('/dev/stdin', 0); + var stdout = FS.open('/dev/stdout', 1); + var stderr = FS.open('/dev/stderr', 1); + }, + staticInit() { + FS.nameTable = new Array(4096); + FS.mount(MEMFS, {}, '/'); + FS.createDefaultDirectories(); + FS.createDefaultDevices(); + FS.createSpecialDirectories(); + FS.filesystems = { + MEMFS: MEMFS, + NODEFS: NODEFS, + PROXYFS: PROXYFS, + }; + }, + init(input, output, error) { + FS.initialized = true; + // Allow Module.stdin etc. to provide defaults, if none explicitly passed to us here + input ??= Module['stdin']; + output ??= Module['stdout']; + error ??= Module['stderr']; + FS.createStandardStreams(input, output, error); + }, + quit() { + FS.initialized = false; + // force-flush all streams, so we get musl std streams printed out + _fflush(0); + // close all of our streams + for (var i = 0; i < FS.streams.length; i++) { + var stream = FS.streams[i]; + if (!stream) { + continue; + } + FS.close(stream); + } + }, + findObject(path, dontResolveLastLink) { + var ret = FS.analyzePath(path, dontResolveLastLink); + if (!ret.exists) { + return null; + } + return ret.object; + }, + analyzePath(path, dontResolveLastLink) { + // operate from within the context of the symlink's target + try { + var lookup = FS.lookupPath(path, { + follow: !dontResolveLastLink, + }); + path = lookup.path; + } catch (e) {} + var ret = { + isRoot: false, + exists: false, + error: 0, + name: null, + path: null, + object: null, + parentExists: false, + parentPath: null, + parentObject: null, + }; + try { + var lookup = FS.lookupPath(path, { + parent: true, + }); + ret.parentExists = true; + ret.parentPath = lookup.path; + ret.parentObject = lookup.node; + ret.name = PATH.basename(path); + lookup = FS.lookupPath(path, { + follow: !dontResolveLastLink, + }); + ret.exists = true; + ret.path = lookup.path; + ret.object = lookup.node; + ret.name = lookup.node.name; + ret.isRoot = lookup.path === '/'; + } catch (e) { + ret.error = e.errno; + } + return ret; + }, + createPath(parent, path, canRead, canWrite) { + parent = typeof parent == 'string' ? parent : FS.getPath(parent); + var parts = path.split('/').reverse(); + while (parts.length) { + var part = parts.pop(); + if (!part) continue; + var current = PATH.join2(parent, part); + try { + FS.mkdir(current); + } catch (e) {} + // ignore EEXIST + parent = current; + } + return current; + }, + createFile(parent, name, properties, canRead, canWrite) { + var path = PATH.join2( + typeof parent == 'string' ? parent : FS.getPath(parent), + name + ); + var mode = FS_getMode(canRead, canWrite); + return FS.create(path, mode); + }, + createDataFile(parent, name, data, canRead, canWrite, canOwn) { + var path = name; + if (parent) { + parent = + typeof parent == 'string' ? parent : FS.getPath(parent); + path = name ? PATH.join2(parent, name) : parent; + } + var mode = FS_getMode(canRead, canWrite); + var node = FS.create(path, mode); + if (data) { + if (typeof data == 'string') { + var arr = new Array(data.length); + for (var i = 0, len = data.length; i < len; ++i) + arr[i] = data.charCodeAt(i); + data = arr; + } + // make sure we can write to the file + FS.chmod(node, mode | 146); + var stream = FS.open(node, 577); + FS.write(stream, data, 0, data.length, 0, canOwn); + FS.close(stream); + FS.chmod(node, mode); + } + }, + createDevice(parent, name, input, output) { + var path = PATH.join2( + typeof parent == 'string' ? parent : FS.getPath(parent), + name + ); + var mode = FS_getMode(!!input, !!output); + FS.createDevice.major ??= 64; + var dev = FS.makedev(FS.createDevice.major++, 0); + // Create a fake device that a set of stream ops to emulate + // the old behavior. + FS.registerDevice(dev, { + open(stream) { + stream.seekable = false; + }, + close(stream) { + // flush any pending line data + if (output?.buffer?.length) { + output(10); + } + }, + read(stream, buffer, offset, length, pos) { + /* ignored */ var bytesRead = 0; + for (var i = 0; i < length; i++) { + var result; + try { + result = input(); + } catch (e) { + throw new FS.ErrnoError(29); + } + if (result === undefined && bytesRead === 0) { + throw new FS.ErrnoError(6); + } + if (result === null || result === undefined) break; + bytesRead++; + buffer[offset + i] = result; + } + if (bytesRead) { + stream.node.atime = Date.now(); + } + return bytesRead; + }, + write(stream, buffer, offset, length, pos) { + for (var i = 0; i < length; i++) { + try { + output(buffer[offset + i]); + } catch (e) { + throw new FS.ErrnoError(29); + } + } + if (length) { + stream.node.mtime = stream.node.ctime = Date.now(); + } + return i; + }, + }); + return FS.mkdev(path, mode, dev); + }, + forceLoadFile(obj) { + if (obj.isDevice || obj.isFolder || obj.link || obj.contents) + return true; + if (typeof XMLHttpRequest != 'undefined') { + throw new Error( + 'Lazy loading should have been performed (contents set) in createLazyFile, but it was not. Lazy loading only works in web workers. Use --embed-file or --preload-file in emcc on the main thread.' + ); + } else { + // Command-line. + try { + obj.contents = readBinary(obj.url); + obj.usedBytes = obj.contents.length; + } catch (e) { + throw new FS.ErrnoError(29); + } + } + }, + createLazyFile(parent, name, url, canRead, canWrite) { + // Lazy chunked Uint8Array (implements get and length from Uint8Array). + // Actual getting is abstracted away for eventual reuse. + class LazyUint8Array { + lengthKnown = false; + chunks = []; + // Loaded chunks. Index is the chunk number + get(idx) { + if (idx > this.length - 1 || idx < 0) { + return undefined; + } + var chunkOffset = idx % this.chunkSize; + var chunkNum = (idx / this.chunkSize) | 0; + return this.getter(chunkNum)[chunkOffset]; + } + setDataGetter(getter) { + this.getter = getter; + } + cacheLength() { + // Find length + var xhr = new XMLHttpRequest(); + xhr.open('HEAD', url, false); + xhr.send(null); + if ( + !( + (xhr.status >= 200 && xhr.status < 300) || + xhr.status === 304 + ) + ) + throw new Error( + "Couldn't load " + url + '. Status: ' + xhr.status + ); + var datalength = Number( + xhr.getResponseHeader('Content-length') + ); + var header; + var hasByteServing = + (header = xhr.getResponseHeader('Accept-Ranges')) && + header === 'bytes'; + var usesGzip = + (header = xhr.getResponseHeader('Content-Encoding')) && + header === 'gzip'; + var chunkSize = 1024 * 1024; + // Chunk size in bytes + if (!hasByteServing) chunkSize = datalength; + // Function to get a range from the remote URL. + var doXHR = (from, to) => { + if (from > to) + throw new Error( + 'invalid range (' + + from + + ', ' + + to + + ') or no bytes requested!' + ); + if (to > datalength - 1) + throw new Error( + 'only ' + + datalength + + ' bytes available! programmer error!' + ); + // TODO: Use mozResponseArrayBuffer, responseStream, etc. if available. + var xhr = new XMLHttpRequest(); + xhr.open('GET', url, false); + if (datalength !== chunkSize) + xhr.setRequestHeader( + 'Range', + 'bytes=' + from + '-' + to + ); + // Some hints to the browser that we want binary data. + xhr.responseType = 'arraybuffer'; + if (xhr.overrideMimeType) { + xhr.overrideMimeType( + 'text/plain; charset=x-user-defined' + ); + } + xhr.send(null); + if ( + !( + (xhr.status >= 200 && xhr.status < 300) || + xhr.status === 304 + ) + ) + throw new Error( + "Couldn't load " + + url + + '. Status: ' + + xhr.status + ); + if (xhr.response !== undefined) { + return new Uint8Array( + /** @type{Array} */ (xhr.response || []) + ); + } + return intArrayFromString(xhr.responseText || '', true); + }; + var lazyArray = this; + lazyArray.setDataGetter((chunkNum) => { + var start = chunkNum * chunkSize; + var end = (chunkNum + 1) * chunkSize - 1; + // including this byte + end = Math.min(end, datalength - 1); + // if datalength-1 is selected, this is the last block + if (typeof lazyArray.chunks[chunkNum] == 'undefined') { + lazyArray.chunks[chunkNum] = doXHR(start, end); + } + if (typeof lazyArray.chunks[chunkNum] == 'undefined') + throw new Error('doXHR failed!'); + return lazyArray.chunks[chunkNum]; + }); + if (usesGzip || !datalength) { + // if the server uses gzip or doesn't supply the length, we have to download the whole file to get the (uncompressed) length + chunkSize = datalength = 1; + // this will force getter(0)/doXHR do download the whole file + datalength = this.getter(0).length; + chunkSize = datalength; + out( + 'LazyFiles on gzip forces download of the whole file when length is accessed' + ); + } + this._length = datalength; + this._chunkSize = chunkSize; + this.lengthKnown = true; + } + get length() { + if (!this.lengthKnown) { + this.cacheLength(); + } + return this._length; + } + get chunkSize() { + if (!this.lengthKnown) { + this.cacheLength(); + } + return this._chunkSize; + } + } + if (typeof XMLHttpRequest != 'undefined') { + if (!ENVIRONMENT_IS_WORKER) + throw 'Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc'; + var lazyArray = new LazyUint8Array(); + var properties = { + isDevice: false, + contents: lazyArray, + }; + } else { + var properties = { + isDevice: false, + url, + }; + } + var node = FS.createFile( + parent, + name, + properties, + canRead, + canWrite + ); + // This is a total hack, but I want to get this lazy file code out of the + // core of MEMFS. If we want to keep this lazy file concept I feel it should + // be its own thin LAZYFS proxying calls to MEMFS. + if (properties.contents) { + node.contents = properties.contents; + } else if (properties.url) { + node.contents = null; + node.url = properties.url; + } + // Add a function that defers querying the file size until it is asked the first time. + Object.defineProperties(node, { + usedBytes: { + get: function () { + return this.contents.length; + }, + }, + }); + // override each stream op with one that tries to force load the lazy file first + var stream_ops = {}; + var keys = Object.keys(node.stream_ops); + keys.forEach((key) => { + var fn = node.stream_ops[key]; + stream_ops[key] = (...args) => { + FS.forceLoadFile(node); + return fn(...args); + }; + }); + function writeChunks(stream, buffer, offset, length, position) { + var contents = stream.node.contents; + if (position >= contents.length) return 0; + var size = Math.min(contents.length - position, length); + if (contents.slice) { + // normal array + for (var i = 0; i < size; i++) { + buffer[offset + i] = contents[position + i]; + } + } else { + for (var i = 0; i < size; i++) { + // LazyUint8Array from sync binary XHR + buffer[offset + i] = contents.get(position + i); + } + } + return size; + } + // use a custom read function + stream_ops.read = (stream, buffer, offset, length, position) => { + FS.forceLoadFile(node); + return writeChunks(stream, buffer, offset, length, position); + }; + // use a custom mmap function + stream_ops.mmap = (stream, length, position, prot, flags) => { + FS.forceLoadFile(node); + var ptr = mmapAlloc(length); + if (!ptr) { + throw new FS.ErrnoError(48); + } + writeChunks(stream, HEAP8, ptr, length, position); + return { + ptr, + allocated: true, + }; + }; + node.stream_ops = stream_ops; + return node; + }, + }; + + Module['FS'] = FS; + + var SOCKFS = { + websocketArgs: {}, + callbacks: {}, + on(event, callback) { + SOCKFS.callbacks[event] = callback; + }, + emit(event, param) { + SOCKFS.callbacks[event]?.(param); + }, + mount(mount) { + // The incomming Module['websocket'] can be used for configuring + // configuring subprotocol/url, etc + SOCKFS.websocketArgs = Module['websocket'] || {}; + // Add the Event registration mechanism to the exported websocket configuration + // object so we can register network callbacks from native JavaScript too. + // For more documentation see system/include/emscripten/emscripten.h + (Module['websocket'] ??= {})['on'] = SOCKFS.on; + return FS.createNode(null, '/', 16895, 0); + }, + createSocket(family, type, protocol) { + type &= ~526336; + // Some applications may pass it; it makes no sense for a single process. + var streaming = type == 1; + if (streaming && protocol && protocol != 6) { + throw new FS.ErrnoError(66); + } + // create our internal socket structure + var sock = { + family, + type, + protocol, + server: null, + error: null, + // Used in getsockopt for SOL_SOCKET/SO_ERROR test + peers: {}, + pending: [], + recv_queue: [], + sock_ops: SOCKFS.websocket_sock_ops, + }; + // create the filesystem node to store the socket structure + var name = SOCKFS.nextname(); + var node = FS.createNode(SOCKFS.root, name, 49152, 0); + node.sock = sock; + // and the wrapping stream that enables library functions such + // as read and write to indirectly interact with the socket + var stream = FS.createStream({ + path: name, + node, + flags: 2, + seekable: false, + stream_ops: SOCKFS.stream_ops, + }); + // map the new stream to the socket structure (sockets have a 1:1 + // relationship with a stream) + sock.stream = stream; + return sock; + }, + getSocket(fd) { + var stream = FS.getStream(fd); + if (!stream || !FS.isSocket(stream.node.mode)) { + return null; + } + return stream.node.sock; + }, + stream_ops: { + poll(stream) { + var sock = stream.node.sock; + return sock.sock_ops.poll(sock); + }, + ioctl(stream, request, varargs) { + var sock = stream.node.sock; + return sock.sock_ops.ioctl(sock, request, varargs); + }, + read(stream, buffer, offset, length, position) { + /* ignored */ var sock = stream.node.sock; + var msg = sock.sock_ops.recvmsg(sock, length); + if (!msg) { + // socket is closed + return 0; + } + buffer.set(msg.buffer, offset); + return msg.buffer.length; + }, + write(stream, buffer, offset, length, position) { + /* ignored */ var sock = stream.node.sock; + return sock.sock_ops.sendmsg(sock, buffer, offset, length); + }, + close(stream) { + var sock = stream.node.sock; + sock.sock_ops.close(sock); + }, + }, + nextname() { + if (!SOCKFS.nextname.current) { + SOCKFS.nextname.current = 0; + } + return `socket[${SOCKFS.nextname.current++}]`; + }, + websocket_sock_ops: { + createPeer(sock, addr, port) { + var ws; + if (typeof addr == 'object') { + ws = addr; + addr = null; + port = null; + } + if (ws) { + // for sockets that've already connected (e.g. we're the server) + // we can inspect the _socket property for the address + if (ws._socket) { + addr = ws._socket.remoteAddress; + port = ws._socket.remotePort; + } // if we're just now initializing a connection to the remote, + // inspect the url property + else { + var result = /ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url); + if (!result) { + throw new Error( + 'WebSocket URL must be in the format ws(s)://address:port' + ); + } + addr = result[1]; + port = parseInt(result[2], 10); + } + } else { + // create the actual websocket object and connect + try { + // The default value is 'ws://' the replace is needed because the compiler replaces '//' comments with '#' + // comments without checking context, so we'd end up with ws:#, the replace swaps the '#' for '//' again. + var url = 'ws:#'.replace('#', '//'); + // Make the WebSocket subprotocol (Sec-WebSocket-Protocol) default to binary if no configuration is set. + var subProtocols = 'binary'; + // The default value is 'binary' + // The default WebSocket options + var opts = undefined; + // Fetch runtime WebSocket URL config. + if ('function' === typeof SOCKFS.websocketArgs['url']) { + url = SOCKFS.websocketArgs['url'](...arguments); + } else if ( + 'string' === typeof SOCKFS.websocketArgs['url'] + ) { + url = SOCKFS.websocketArgs['url']; + } + // Fetch runtime WebSocket subprotocol config. + if (SOCKFS.websocketArgs['subprotocol']) { + subProtocols = SOCKFS.websocketArgs['subprotocol']; + } else if ( + SOCKFS.websocketArgs['subprotocol'] === null + ) { + subProtocols = 'null'; + } + if (url === 'ws://' || url === 'wss://') { + // Is the supplied URL config just a prefix, if so complete it. + var parts = addr.split('/'); + url = + url + + parts[0] + + ':' + + port + + '/' + + parts.slice(1).join('/'); + } + if (subProtocols !== 'null') { + // The regex trims the string (removes spaces at the beginning and end, then splits the string by + // , into an Array. Whitespace removal is important for Websockify and ws. + subProtocols = subProtocols + .replace(/^ +| +$/g, '') + .split(/ *, */); + opts = subProtocols; + } + // If node we use the ws library. + var WebSocketConstructor; + if (ENVIRONMENT_IS_NODE) { + WebSocketConstructor = + /** @type{(typeof WebSocket)} */ ( + require('ws') + ); + } else { + WebSocketConstructor = WebSocket; + } + if (Module['websocket']['decorator']) { + WebSocketConstructor = + Module['websocket']['decorator']( + WebSocketConstructor + ); + } + ws = new WebSocketConstructor(url, opts); + ws.binaryType = 'arraybuffer'; + } catch (e) { + throw new FS.ErrnoError(23); + } + } + var peer = { + addr, + port, + socket: ws, + msg_send_queue: [], + }; + SOCKFS.websocket_sock_ops.addPeer(sock, peer); + SOCKFS.websocket_sock_ops.handlePeerEvents(sock, peer); + // if this is a bound dgram socket, send the port number first to allow + // us to override the ephemeral port reported to us by remotePort on the + // remote end. + if (sock.type === 2 && typeof sock.sport != 'undefined') { + peer.msg_send_queue.push( + new Uint8Array([ + 255, + 255, + 255, + 255, + 'p'.charCodeAt(0), + 'o'.charCodeAt(0), + 'r'.charCodeAt(0), + 't'.charCodeAt(0), + (sock.sport & 65280) >> 8, + sock.sport & 255, + ]) + ); + } + return peer; + }, + getPeer(sock, addr, port) { + return sock.peers[addr + ':' + port]; + }, + addPeer(sock, peer) { + sock.peers[peer.addr + ':' + peer.port] = peer; + }, + removePeer(sock, peer) { + delete sock.peers[peer.addr + ':' + peer.port]; + }, + handlePeerEvents(sock, peer) { + var first = true; + var handleOpen = function () { + sock.connecting = false; + SOCKFS.emit('open', sock.stream.fd); + try { + var queued = peer.msg_send_queue.shift(); + while (queued) { + peer.socket.send(queued); + queued = peer.msg_send_queue.shift(); + } + } catch (e) { + // not much we can do here in the way of proper error handling as we've already + // lied and said this data was sent. shut it down. + peer.socket.close(); + } + }; + function handleMessage(data) { + if (typeof data == 'string') { + var encoder = new TextEncoder(); + // should be utf-8 + data = encoder.encode(data); + } // make a typed array from the string + else { + assert(data.byteLength !== undefined); + // must receive an ArrayBuffer + if (data.byteLength == 0) { + // An empty ArrayBuffer will emit a pseudo disconnect event + // as recv/recvmsg will return zero which indicates that a socket + // has performed a shutdown although the connection has not been disconnected yet. + return; + } + data = new Uint8Array(data); + } + // if this is the port message, override the peer's port with it + var wasfirst = first; + first = false; + if ( + wasfirst && + data.length === 10 && + data[0] === 255 && + data[1] === 255 && + data[2] === 255 && + data[3] === 255 && + data[4] === 'p'.charCodeAt(0) && + data[5] === 'o'.charCodeAt(0) && + data[6] === 'r'.charCodeAt(0) && + data[7] === 't'.charCodeAt(0) + ) { + // update the peer's port and it's key in the peer map + var newport = (data[8] << 8) | data[9]; + SOCKFS.websocket_sock_ops.removePeer(sock, peer); + peer.port = newport; + SOCKFS.websocket_sock_ops.addPeer(sock, peer); + return; + } + sock.recv_queue.push({ + addr: peer.addr, + port: peer.port, + data, + }); + SOCKFS.emit('message', sock.stream.fd); + } + if (ENVIRONMENT_IS_NODE) { + peer.socket.on('open', handleOpen); + peer.socket.on('message', function (data, isBinary) { + if (!isBinary) { + return; + } + handleMessage(new Uint8Array(data).buffer); + }); + // copy from node Buffer -> ArrayBuffer + peer.socket.on('close', function () { + SOCKFS.emit('close', sock.stream.fd); + }); + peer.socket.on('error', function (error) { + // Although the ws library may pass errors that may be more descriptive than + // ECONNREFUSED they are not necessarily the expected error code e.g. + // ENOTFOUND on getaddrinfo seems to be node.js specific, so using ECONNREFUSED + // is still probably the most useful thing to do. + sock.error = 14; + // Used in getsockopt for SOL_SOCKET/SO_ERROR test. + SOCKFS.emit('error', [ + sock.stream.fd, + sock.error, + 'ECONNREFUSED: Connection refused', + ]); + }); + } else { + peer.socket.onopen = handleOpen; + peer.socket.onclose = function () { + SOCKFS.emit('close', sock.stream.fd); + }; + peer.socket.onmessage = function peer_socket_onmessage( + event + ) { + handleMessage(event.data); + }; + peer.socket.onerror = function (error) { + // The WebSocket spec only allows a 'simple event' to be thrown on error, + // so we only really know as much as ECONNREFUSED. + sock.error = 14; + // Used in getsockopt for SOL_SOCKET/SO_ERROR test. + SOCKFS.emit('error', [ + sock.stream.fd, + sock.error, + 'ECONNREFUSED: Connection refused', + ]); + }; + } + }, + poll(sock) { + if (sock.type === 1 && sock.server) { + // listen sockets should only say they're available for reading + // if there are pending clients. + return sock.pending.length ? 64 | 1 : 0; + } + var mask = 0; + var dest = + sock.type === 1 // we only care about the socket state for connection-based sockets + ? SOCKFS.websocket_sock_ops.getPeer( + sock, + sock.daddr, + sock.dport + ) + : null; + if ( + sock.recv_queue.length || + !dest || // connection-less sockets are always ready to read + (dest && dest.socket.readyState === dest.socket.CLOSING) || + (dest && dest.socket.readyState === dest.socket.CLOSED) + ) { + // let recv return 0 once closed + mask |= 64 | 1; + } + if ( + !dest || // connection-less sockets are always ready to write + (dest && dest.socket.readyState === dest.socket.OPEN) + ) { + mask |= 4; + } + if ( + (dest && dest.socket.readyState === dest.socket.CLOSING) || + (dest && dest.socket.readyState === dest.socket.CLOSED) + ) { + // When an non-blocking connect fails mark the socket as writable. + // Its up to the calling code to then use getsockopt with SO_ERROR to + // retrieve the error. + // See https://man7.org/linux/man-pages/man2/connect.2.html + if (sock.connecting) { + mask |= 4; + } else { + mask |= 16; + } + } + return mask; + }, + ioctl(sock, request, arg) { + switch (request) { + case 21531: + var bytes = 0; + if (sock.recv_queue.length) { + bytes = sock.recv_queue[0].data.length; + } + HEAP32[arg >> 2] = bytes; + return 0; + + default: + return 28; + } + }, + close(sock) { + // if we've spawned a listen server, close it + if (sock.server) { + try { + sock.server.close(); + } catch (e) {} + sock.server = null; + } + // close any peer connections + var peers = Object.keys(sock.peers); + for (var i = 0; i < peers.length; i++) { + var peer = sock.peers[peers[i]]; + try { + peer.socket.close(); + } catch (e) {} + SOCKFS.websocket_sock_ops.removePeer(sock, peer); + } + return 0; + }, + bind(sock, addr, port) { + if ( + typeof sock.saddr != 'undefined' || + typeof sock.sport != 'undefined' + ) { + throw new FS.ErrnoError(28); + } + // already bound + sock.saddr = addr; + sock.sport = port; + // in order to emulate dgram sockets, we need to launch a listen server when + // binding on a connection-less socket + // note: this is only required on the server side + if (sock.type === 2) { + // close the existing server if it exists + if (sock.server) { + sock.server.close(); + sock.server = null; + } + // swallow error operation not supported error that occurs when binding in the + // browser where this isn't supported + try { + sock.sock_ops.listen(sock, 0); + } catch (e) { + if (!(e.name === 'ErrnoError')) throw e; + if (e.errno !== 138) throw e; + } + } + }, + connect(sock, addr, port) { + if (sock.server) { + throw new FS.ErrnoError(138); + } + // TODO autobind + // if (!sock.addr && sock.type == 2) { + // } + // early out if we're already connected / in the middle of connecting + if ( + typeof sock.daddr != 'undefined' && + typeof sock.dport != 'undefined' + ) { + var dest = SOCKFS.websocket_sock_ops.getPeer( + sock, + sock.daddr, + sock.dport + ); + if (dest) { + if (dest.socket.readyState === dest.socket.CONNECTING) { + throw new FS.ErrnoError(7); + } else { + throw new FS.ErrnoError(30); + } + } + } + // add the socket to our peer list and set our + // destination address / port to match + var peer = SOCKFS.websocket_sock_ops.createPeer( + sock, + addr, + port + ); + sock.daddr = peer.addr; + sock.dport = peer.port; + // because we cannot synchronously block to wait for the WebSocket + // connection to complete, we return here pretending that the connection + // was a success. + sock.connecting = true; + }, + listen(sock, backlog) { + if (!ENVIRONMENT_IS_NODE) { + throw new FS.ErrnoError(138); + } + if (sock.server) { + throw new FS.ErrnoError(28); + } + // already listening + var WebSocketServer = require('ws').Server; + var host = sock.saddr; + if (Module['websocket']['serverDecorator']) { + WebSocketServer = + Module['websocket']['serverDecorator'](WebSocketServer); + } + sock.server = new WebSocketServer({ + host, + port: sock.sport, + }); + // TODO support backlog + SOCKFS.emit('listen', sock.stream.fd); + // Send Event with listen fd. + sock.server.on('connection', function (ws) { + if (sock.type === 1) { + var newsock = SOCKFS.createSocket( + sock.family, + sock.type, + sock.protocol + ); + // create a peer on the new socket + var peer = SOCKFS.websocket_sock_ops.createPeer( + newsock, + ws + ); + newsock.daddr = peer.addr; + newsock.dport = peer.port; + // push to queue for accept to pick up + sock.pending.push(newsock); + SOCKFS.emit('connection', newsock.stream.fd); + } else { + // create a peer on the listen socket so calling sendto + // with the listen socket and an address will resolve + // to the correct client + SOCKFS.websocket_sock_ops.createPeer(sock, ws); + SOCKFS.emit('connection', sock.stream.fd); + } + }); + sock.server.on('close', function () { + SOCKFS.emit('close', sock.stream.fd); + sock.server = null; + }); + sock.server.on('error', function (error) { + // Although the ws library may pass errors that may be more descriptive than + // ECONNREFUSED they are not necessarily the expected error code e.g. + // ENOTFOUND on getaddrinfo seems to be node.js specific, so using EHOSTUNREACH + // is still probably the most useful thing to do. This error shouldn't + // occur in a well written app as errors should get trapped in the compiled + // app's own getaddrinfo call. + sock.error = 23; + // Used in getsockopt for SOL_SOCKET/SO_ERROR test. + SOCKFS.emit('error', [ + sock.stream.fd, + sock.error, + 'EHOSTUNREACH: Host is unreachable', + ]); + }); + }, + // don't throw + accept(listensock) { + if (!listensock.server || !listensock.pending.length) { + throw new FS.ErrnoError(28); + } + var newsock = listensock.pending.shift(); + newsock.stream.flags = listensock.stream.flags; + return newsock; + }, + getname(sock, peer) { + var addr, port; + if (peer) { + if (sock.daddr === undefined || sock.dport === undefined) { + throw new FS.ErrnoError(53); + } + addr = sock.daddr; + port = sock.dport; + } else { + // TODO saddr and sport will be set for bind()'d UDP sockets, but what + // should we be returning for TCP sockets that've been connect()'d? + addr = sock.saddr || 0; + port = sock.sport || 0; + } + return { + addr, + port, + }; + }, + sendmsg(sock, buffer, offset, length, addr, port) { + if (sock.type === 2) { + // connection-less sockets will honor the message address, + // and otherwise fall back to the bound destination address + if (addr === undefined || port === undefined) { + addr = sock.daddr; + port = sock.dport; + } + // if there was no address to fall back to, error out + if (addr === undefined || port === undefined) { + throw new FS.ErrnoError(17); + } + } else { + // connection-based sockets will only use the bound + addr = sock.daddr; + port = sock.dport; + } + // find the peer for the destination address + var dest = SOCKFS.websocket_sock_ops.getPeer(sock, addr, port); + // early out if not connected with a connection-based socket + if (sock.type === 1) { + if ( + !dest || + dest.socket.readyState === dest.socket.CLOSING || + dest.socket.readyState === dest.socket.CLOSED + ) { + throw new FS.ErrnoError(53); + } + } + // create a copy of the incoming data to send, as the WebSocket API + // doesn't work entirely with an ArrayBufferView, it'll just send + // the entire underlying buffer + if (ArrayBuffer.isView(buffer)) { + offset += buffer.byteOffset; + buffer = buffer.buffer; + } + var data = buffer.slice(offset, offset + length); + // if we don't have a cached connectionless UDP datagram connection, or + // the TCP socket is still connecting, queue the message to be sent upon + // connect, and lie, saying the data was sent now. + if (!dest || dest.socket.readyState !== dest.socket.OPEN) { + // if we're not connected, open a new connection + if (sock.type === 2) { + if ( + !dest || + dest.socket.readyState === dest.socket.CLOSING || + dest.socket.readyState === dest.socket.CLOSED + ) { + dest = SOCKFS.websocket_sock_ops.createPeer( + sock, + addr, + port + ); + } + } + dest.msg_send_queue.push(data); + return length; + } + try { + // send the actual data + dest.socket.send(data); + return length; + } catch (e) { + throw new FS.ErrnoError(28); + } + }, + recvmsg(sock, length, flags) { + // http://pubs.opengroup.org/onlinepubs/7908799/xns/recvmsg.html + if (sock.type === 1 && sock.server) { + // tcp servers should not be recv()'ing on the listen socket + throw new FS.ErrnoError(53); + } + var queued = sock.recv_queue.shift(); + if (!queued) { + if (sock.type === 1) { + var dest = SOCKFS.websocket_sock_ops.getPeer( + sock, + sock.daddr, + sock.dport + ); + if (!dest) { + // if we have a destination address but are not connected, error out + throw new FS.ErrnoError(53); + } + if ( + dest.socket.readyState === dest.socket.CLOSING || + dest.socket.readyState === dest.socket.CLOSED + ) { + // return null if the socket has closed + return null; + } + // else, our socket is in a valid state but truly has nothing available + throw new FS.ErrnoError(6); + } + throw new FS.ErrnoError(6); + } + // queued.data will be an ArrayBuffer if it's unadulterated, but if it's + // requeued TCP data it'll be an ArrayBufferView + var queuedLength = queued.data.byteLength || queued.data.length; + var queuedOffset = queued.data.byteOffset || 0; + var queuedBuffer = queued.data.buffer || queued.data; + var bytesRead = Math.min(length, queuedLength); + var res = { + buffer: new Uint8Array( + queuedBuffer, + queuedOffset, + bytesRead + ), + addr: queued.addr, + port: queued.port, + }; + // push back any unread data for TCP connections + if (flags & 2) { + bytesRead = 0; + } + if (sock.type === 1 && bytesRead < queuedLength) { + var bytesRemaining = queuedLength - bytesRead; + queued.data = new Uint8Array( + queuedBuffer, + queuedOffset + bytesRead, + bytesRemaining + ); + sock.recv_queue.unshift(queued); + } + return res; + }, + }, + }; + + var getSocketFromFD = (fd) => { + var socket = SOCKFS.getSocket(fd); + if (!socket) throw new FS.ErrnoError(8); + return socket; + }; + + var inetPton4 = (str) => { + var b = str.split('.'); + for (var i = 0; i < 4; i++) { + var tmp = Number(b[i]); + if (isNaN(tmp)) return null; + b[i] = tmp; + } + return (b[0] | (b[1] << 8) | (b[2] << 16) | (b[3] << 24)) >>> 0; + }; + + /** @suppress {checkTypes} */ var jstoi_q = (str) => parseInt(str); + + var inetPton6 = (str) => { + var words; + var w, offset, z; + /* http://home.deds.nl/~aeron/regex/ */ var valid6regx = + /^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i; + var parts = []; + if (!valid6regx.test(str)) { + return null; + } + if (str === '::') { + return [0, 0, 0, 0, 0, 0, 0, 0]; + } + // Z placeholder to keep track of zeros when splitting the string on ":" + if (str.startsWith('::')) { + str = str.replace('::', 'Z:'); + } // leading zeros case + else { + str = str.replace('::', ':Z:'); + } + if (str.indexOf('.') > 0) { + // parse IPv4 embedded stress + str = str.replace(new RegExp('[.]', 'g'), ':'); + words = str.split(':'); + words[words.length - 4] = + jstoi_q(words[words.length - 4]) + + jstoi_q(words[words.length - 3]) * 256; + words[words.length - 3] = + jstoi_q(words[words.length - 2]) + + jstoi_q(words[words.length - 1]) * 256; + words = words.slice(0, words.length - 2); + } else { + words = str.split(':'); + } + offset = 0; + z = 0; + for (w = 0; w < words.length; w++) { + if (typeof words[w] == 'string') { + if (words[w] === 'Z') { + // compressed zeros - write appropriate number of zero words + for (z = 0; z < 8 - words.length + 1; z++) { + parts[w + z] = 0; + } + offset = z - 1; + } else { + // parse hex to field to 16-bit value and write it in network byte-order + parts[w + offset] = _htons(parseInt(words[w], 16)); + } + } else { + // parsed IPv4 words + parts[w + offset] = words[w]; + } + } + return [ + (parts[1] << 16) | parts[0], + (parts[3] << 16) | parts[2], + (parts[5] << 16) | parts[4], + (parts[7] << 16) | parts[6], + ]; + }; + + /** @param {number=} addrlen */ var writeSockaddr = ( + sa, + family, + addr, + port, + addrlen + ) => { + switch (family) { + case 2: + addr = inetPton4(addr); + zeroMemory(sa, 16); + if (addrlen) { + HEAP32[addrlen >> 2] = 16; + } + HEAP16[sa >> 1] = family; + HEAP32[(sa + 4) >> 2] = addr; + HEAP16[(sa + 2) >> 1] = _htons(port); + break; + + case 10: + addr = inetPton6(addr); + zeroMemory(sa, 28); + if (addrlen) { + HEAP32[addrlen >> 2] = 28; + } + HEAP32[sa >> 2] = family; + HEAP32[(sa + 8) >> 2] = addr[0]; + HEAP32[(sa + 12) >> 2] = addr[1]; + HEAP32[(sa + 16) >> 2] = addr[2]; + HEAP32[(sa + 20) >> 2] = addr[3]; + HEAP16[(sa + 2) >> 1] = _htons(port); + break; + + default: + return 5; + } + return 0; + }; + + var DNS = { + address_map: { + id: 1, + addrs: {}, + names: {}, + }, + lookup_name(name) { + // If the name is already a valid ipv4 / ipv6 address, don't generate a fake one. + var res = inetPton4(name); + if (res !== null) { + return name; + } + res = inetPton6(name); + if (res !== null) { + return name; + } + // See if this name is already mapped. + var addr; + if (DNS.address_map.addrs[name]) { + addr = DNS.address_map.addrs[name]; + } else { + var id = DNS.address_map.id++; + assert(id < 65535, 'exceeded max address mappings of 65535'); + addr = '172.29.' + (id & 255) + '.' + (id & 65280); + DNS.address_map.names[addr] = name; + DNS.address_map.addrs[name] = addr; + } + return addr; + }, + lookup_addr(addr) { + if (DNS.address_map.names[addr]) { + return DNS.address_map.names[addr]; + } + return null; + }, + }; + + function ___syscall_accept4(fd, addr, addrlen, flags, d1, d2) { + try { + var sock = getSocketFromFD(fd); + var newsock = sock.sock_ops.accept(sock); + if (addr) { + var errno = writeSockaddr( + addr, + newsock.family, + DNS.lookup_name(newsock.daddr), + newsock.dport, + addrlen + ); + } + return newsock.stream.fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var inetNtop4 = (addr) => + (addr & 255) + + '.' + + ((addr >> 8) & 255) + + '.' + + ((addr >> 16) & 255) + + '.' + + ((addr >> 24) & 255); + + var inetNtop6 = (ints) => { + // ref: http://www.ietf.org/rfc/rfc2373.txt - section 2.5.4 + // Format for IPv4 compatible and mapped 128-bit IPv6 Addresses + // 128-bits are split into eight 16-bit words + // stored in network byte order (big-endian) + // | 80 bits | 16 | 32 bits | + // +-----------------------------------------------------------------+ + // | 10 bytes | 2 | 4 bytes | + // +--------------------------------------+--------------------------+ + // + 5 words | 1 | 2 words | + // +--------------------------------------+--------------------------+ + // |0000..............................0000|0000| IPv4 ADDRESS | (compatible) + // +--------------------------------------+----+---------------------+ + // |0000..............................0000|FFFF| IPv4 ADDRESS | (mapped) + // +--------------------------------------+----+---------------------+ + var str = ''; + var word = 0; + var longest = 0; + var lastzero = 0; + var zstart = 0; + var len = 0; + var i = 0; + var parts = [ + ints[0] & 65535, + ints[0] >> 16, + ints[1] & 65535, + ints[1] >> 16, + ints[2] & 65535, + ints[2] >> 16, + ints[3] & 65535, + ints[3] >> 16, + ]; + // Handle IPv4-compatible, IPv4-mapped, loopback and any/unspecified addresses + var hasipv4 = true; + var v4part = ''; + // check if the 10 high-order bytes are all zeros (first 5 words) + for (i = 0; i < 5; i++) { + if (parts[i] !== 0) { + hasipv4 = false; + break; + } + } + if (hasipv4) { + // low-order 32-bits store an IPv4 address (bytes 13 to 16) (last 2 words) + v4part = inetNtop4(parts[6] | (parts[7] << 16)); + // IPv4-mapped IPv6 address if 16-bit value (bytes 11 and 12) == 0xFFFF (6th word) + if (parts[5] === -1) { + str = '::ffff:'; + str += v4part; + return str; + } + // IPv4-compatible IPv6 address if 16-bit value (bytes 11 and 12) == 0x0000 (6th word) + if (parts[5] === 0) { + str = '::'; + //special case IPv6 addresses + if (v4part === '0.0.0.0') v4part = ''; + // any/unspecified address + if (v4part === '0.0.0.1') v4part = '1'; + // loopback address + str += v4part; + return str; + } + } + // Handle all other IPv6 addresses + // first run to find the longest contiguous zero words + for (word = 0; word < 8; word++) { + if (parts[word] === 0) { + if (word - lastzero > 1) { + len = 0; + } + lastzero = word; + len++; + } + if (len > longest) { + longest = len; + zstart = word - longest + 1; + } + } + for (word = 0; word < 8; word++) { + if (longest > 1) { + // compress contiguous zeros - to produce "::" + if ( + parts[word] === 0 && + word >= zstart && + word < zstart + longest + ) { + if (word === zstart) { + str += ':'; + if (zstart === 0) str += ':'; + } + //leading zeros case + continue; + } + } + // converts 16-bit words from big-endian to little-endian before converting to hex string + str += Number(_ntohs(parts[word] & 65535)).toString(16); + str += word < 7 ? ':' : ''; + } + return str; + }; + + var readSockaddr = (sa, salen) => { + // family / port offsets are common to both sockaddr_in and sockaddr_in6 + var family = HEAP16[sa >> 1]; + var port = _ntohs(HEAPU16[(sa + 2) >> 1]); + var addr; + switch (family) { + case 2: + if (salen !== 16) { + return { + errno: 28, + }; + } + addr = HEAP32[(sa + 4) >> 2]; + addr = inetNtop4(addr); + break; + + case 10: + if (salen !== 28) { + return { + errno: 28, + }; + } + addr = [ + HEAP32[(sa + 8) >> 2], + HEAP32[(sa + 12) >> 2], + HEAP32[(sa + 16) >> 2], + HEAP32[(sa + 20) >> 2], + ]; + addr = inetNtop6(addr); + break; + + default: + return { + errno: 5, + }; + } + return { + family, + addr, + port, + }; + }; + + var getSocketAddress = (addrp, addrlen) => { + var info = readSockaddr(addrp, addrlen); + if (info.errno) throw new FS.ErrnoError(info.errno); + info.addr = DNS.lookup_addr(info.addr) || info.addr; + return info; + }; + + function ___syscall_bind(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + var info = getSocketAddress(addr, addrlen); + sock.sock_ops.bind(sock, info.addr, info.port); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var SYSCALLS = { + DEFAULT_POLLMASK: 5, + calculateAt(dirfd, path, allowEmpty) { + if (PATH.isAbs(path)) { + return path; + } + // relative path + var dir; + if (dirfd === -100) { + dir = FS.cwd(); + } else { + var dirstream = SYSCALLS.getStreamFromFD(dirfd); + dir = dirstream.path; + } + if (path.length == 0) { + if (!allowEmpty) { + throw new FS.ErrnoError(44); + } + return dir; + } + return dir + '/' + path; + }, + doStat(func, path, buf) { + var stat = func(path); + HEAP32[buf >> 2] = stat.dev; + HEAP32[(buf + 4) >> 2] = stat.mode; + HEAPU32[(buf + 8) >> 2] = stat.nlink; + HEAP32[(buf + 12) >> 2] = stat.uid; + HEAP32[(buf + 16) >> 2] = stat.gid; + HEAP32[(buf + 20) >> 2] = stat.rdev; + (tempI64 = [ + stat.size >>> 0, + ((tempDouble = stat.size), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 24) >> 2] = tempI64[0]), + (HEAP32[(buf + 28) >> 2] = tempI64[1]); + HEAP32[(buf + 32) >> 2] = 4096; + HEAP32[(buf + 36) >> 2] = stat.blocks; + var atime = stat.atime.getTime(); + var mtime = stat.mtime.getTime(); + var ctime = stat.ctime.getTime(); + (tempI64 = [ + Math.floor(atime / 1e3) >>> 0, + ((tempDouble = Math.floor(atime / 1e3)), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 40) >> 2] = tempI64[0]), + (HEAP32[(buf + 44) >> 2] = tempI64[1]); + HEAPU32[(buf + 48) >> 2] = (atime % 1e3) * 1e3 * 1e3; + (tempI64 = [ + Math.floor(mtime / 1e3) >>> 0, + ((tempDouble = Math.floor(mtime / 1e3)), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 56) >> 2] = tempI64[0]), + (HEAP32[(buf + 60) >> 2] = tempI64[1]); + HEAPU32[(buf + 64) >> 2] = (mtime % 1e3) * 1e3 * 1e3; + (tempI64 = [ + Math.floor(ctime / 1e3) >>> 0, + ((tempDouble = Math.floor(ctime / 1e3)), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 72) >> 2] = tempI64[0]), + (HEAP32[(buf + 76) >> 2] = tempI64[1]); + HEAPU32[(buf + 80) >> 2] = (ctime % 1e3) * 1e3 * 1e3; + (tempI64 = [ + stat.ino >>> 0, + ((tempDouble = stat.ino), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 88) >> 2] = tempI64[0]), + (HEAP32[(buf + 92) >> 2] = tempI64[1]); + return 0; + }, + doMsync(addr, stream, len, flags, offset) { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + if (flags & 2) { + // MAP_PRIVATE calls need not to be synced back to underlying fs + return 0; + } + var buffer = HEAPU8.slice(addr, addr + len); + FS.msync(stream, buffer, offset, len, flags); + }, + getStreamFromFD(fd) { + var stream = FS.getStreamChecked(fd); + return stream; + }, + varargs: undefined, + getStr(ptr) { + var ret = UTF8ToString(ptr); + return ret; + }, + }; + + function ___syscall_chdir(path) { + try { + path = SYSCALLS.getStr(path); + FS.chdir(path); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_chmod(path, mode) { + try { + path = SYSCALLS.getStr(path); + FS.chmod(path, mode); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_connect(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + var info = getSocketAddress(addr, addrlen); + sock.sock_ops.connect(sock, info.addr, info.port); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_dup(fd) { + try { + var old = SYSCALLS.getStreamFromFD(fd); + return FS.dupStream(old).fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_dup3(fd, newfd, flags) { + try { + var old = SYSCALLS.getStreamFromFD(fd); + if (old.fd === newfd) return -28; + // Check newfd is within range of valid open file descriptors. + if (newfd < 0 || newfd >= FS.MAX_OPEN_FDS) return -8; + var existing = FS.getStream(newfd); + if (existing) FS.close(existing); + return FS.dupStream(old, newfd).fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_faccessat(dirfd, path, amode, flags) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + if (amode & ~7) { + // need a valid mode + return -28; + } + var lookup = FS.lookupPath(path, { + follow: true, + }); + var node = lookup.node; + if (!node) { + return -44; + } + var perms = ''; + if (amode & 4) perms += 'r'; + if (amode & 2) perms += 'w'; + if (amode & 1) perms += 'x'; + if ( + perms && + /* otherwise, they've just passed F_OK */ FS.nodePermissions( + node, + perms + ) + ) { + return -2; + } + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_fchmod(fd, mode) { + try { + FS.fchmod(fd, mode); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_fchown32(fd, owner, group) { + try { + FS.fchown(fd, owner, group); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_fchownat(dirfd, path, owner, group, flags) { + try { + path = SYSCALLS.getStr(path); + var nofollow = flags & 256; + flags = flags & ~256; + path = SYSCALLS.calculateAt(dirfd, path); + (nofollow ? FS.lchown : FS.chown)(path, owner, group); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + /** @suppress {duplicate } */ var syscallGetVarargI = () => { + // the `+` prepended here is necessary to convince the JSCompiler that varargs is indeed a number. + var ret = HEAP32[+SYSCALLS.varargs >> 2]; + SYSCALLS.varargs += 4; + return ret; + }; + + var syscallGetVarargP = syscallGetVarargI; + + function ___syscall_fcntl64(fd, cmd, varargs) { + SYSCALLS.varargs = varargs; + try { + var stream = SYSCALLS.getStreamFromFD(fd); + switch (cmd) { + case 0: { + var arg = syscallGetVarargI(); + if (arg < 0) { + return -28; + } + while (FS.streams[arg]) { + arg++; + } + var newStream; + newStream = FS.dupStream(stream, arg); + return newStream.fd; + } + + case 1: + case 2: + return 0; + + // FD_CLOEXEC makes no sense for a single process. + case 3: + return stream.flags; + + case 4: { + var arg = syscallGetVarargI(); + stream.flags |= arg; + return 0; + } + + case 12: { + var arg = syscallGetVarargP(); + var offset = 0; + // We're always unlocked. + HEAP16[(arg + offset) >> 1] = 2; + return 0; + } + + case 13: + case 14: + return 0; + } + // Pretend that the locking is successful. + return -28; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_fstat64(fd, buf) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + return SYSCALLS.doStat(FS.stat, stream.path, buf); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var convertI32PairToI53Checked = (lo, hi) => + (hi + 2097152) >>> 0 < 4194305 - !!lo + ? (lo >>> 0) + hi * 4294967296 + : NaN; + + function ___syscall_ftruncate64(fd, length_low, length_high) { + var length = convertI32PairToI53Checked(length_low, length_high); + try { + if (isNaN(length)) return 61; + FS.ftruncate(fd, length); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var stringToUTF8 = (str, outPtr, maxBytesToWrite) => + stringToUTF8Array(str, HEAPU8, outPtr, maxBytesToWrite); + + Module['stringToUTF8'] = stringToUTF8; + + function ___syscall_getcwd(buf, size) { + try { + if (size === 0) return -28; + var cwd = FS.cwd(); + var cwdLengthInBytes = lengthBytesUTF8(cwd) + 1; + if (size < cwdLengthInBytes) return -68; + stringToUTF8(cwd, buf, size); + return cwdLengthInBytes; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_getdents64(fd, dirp, count) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + stream.getdents ||= FS.readdir(stream.path); + var struct_size = 280; + var pos = 0; + var off = FS.llseek(stream, 0, 1); + var startIdx = Math.floor(off / struct_size); + var endIdx = Math.min( + stream.getdents.length, + startIdx + Math.floor(count / struct_size) + ); + for (var idx = startIdx; idx < endIdx; idx++) { + var id; + var type; + var name = stream.getdents[idx]; + if (name === '.') { + id = stream.node.id; + type = 4; + } // DT_DIR + else if (name === '..') { + var lookup = FS.lookupPath(stream.path, { + parent: true, + }); + id = lookup.node.id; + type = 4; + } // DT_DIR + else { + var child; + try { + child = FS.lookupNode(stream.node, name); + } catch (e) { + // If the entry is not a directory, file, or symlink, nodefs + // lookupNode will raise EINVAL. Skip these and continue. + if (e?.errno === 28) { + continue; + } + throw e; + } + id = child.id; + type = FS.isChrdev(child.mode) + ? 2 // DT_CHR, character device. + : FS.isDir(child.mode) + ? 4 // DT_DIR, directory. + : FS.isLink(child.mode) + ? 10 // DT_LNK, symbolic link. + : 8; + } + // DT_REG, regular file. + (tempI64 = [ + id >>> 0, + ((tempDouble = id), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(dirp + pos) >> 2] = tempI64[0]), + (HEAP32[(dirp + pos + 4) >> 2] = tempI64[1]); + (tempI64 = [ + ((idx + 1) * struct_size) >>> 0, + ((tempDouble = (idx + 1) * struct_size), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(dirp + pos + 8) >> 2] = tempI64[0]), + (HEAP32[(dirp + pos + 12) >> 2] = tempI64[1]); + HEAP16[(dirp + pos + 16) >> 1] = 280; + HEAP8[dirp + pos + 18] = type; + stringToUTF8(name, dirp + pos + 19, 256); + pos += struct_size; + } + FS.llseek(stream, idx * struct_size, 0); + return pos; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_getpeername(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + if (!sock.daddr) { + return -53; + } + // The socket is not connected. + var errno = writeSockaddr( + addr, + sock.family, + DNS.lookup_name(sock.daddr), + sock.dport, + addrlen + ); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_getsockname(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + // TODO: sock.saddr should never be undefined, see TODO in websocket_sock_ops.getname + var errno = writeSockaddr( + addr, + sock.family, + DNS.lookup_name(sock.saddr || '0.0.0.0'), + sock.sport, + addrlen + ); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_getsockopt(fd, level, optname, optval, optlen, d1) { + try { + var sock = getSocketFromFD(fd); + // Minimal getsockopt aimed at resolving https://github.com/emscripten-core/emscripten/issues/2211 + // so only supports SOL_SOCKET with SO_ERROR. + if (level === 1) { + if (optname === 4) { + HEAP32[optval >> 2] = sock.error; + HEAP32[optlen >> 2] = 4; + sock.error = null; + // Clear the error (The SO_ERROR option obtains and then clears this field). + return 0; + } + } + return -50; + } catch (e) { + // The option is unknown at the level indicated. + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_ioctl(fd, op, varargs) { + SYSCALLS.varargs = varargs; + try { + var stream = SYSCALLS.getStreamFromFD(fd); + switch (op) { + case 21509: { + if (!stream.tty) return -59; + return 0; + } + + case 21505: { + if (!stream.tty) return -59; + if (stream.tty.ops.ioctl_tcgets) { + var termios = stream.tty.ops.ioctl_tcgets(stream); + var argp = syscallGetVarargP(); + HEAP32[argp >> 2] = termios.c_iflag || 0; + HEAP32[(argp + 4) >> 2] = termios.c_oflag || 0; + HEAP32[(argp + 8) >> 2] = termios.c_cflag || 0; + HEAP32[(argp + 12) >> 2] = termios.c_lflag || 0; + for (var i = 0; i < 32; i++) { + HEAP8[argp + i + 17] = termios.c_cc[i] || 0; + } + return 0; + } + return 0; + } + + case 21510: + case 21511: + case 21512: { + if (!stream.tty) return -59; + return 0; + } + + // no-op, not actually adjusting terminal settings + case 21506: + case 21507: + case 21508: { + if (!stream.tty) return -59; + if (stream.tty.ops.ioctl_tcsets) { + var argp = syscallGetVarargP(); + var c_iflag = HEAP32[argp >> 2]; + var c_oflag = HEAP32[(argp + 4) >> 2]; + var c_cflag = HEAP32[(argp + 8) >> 2]; + var c_lflag = HEAP32[(argp + 12) >> 2]; + var c_cc = []; + for (var i = 0; i < 32; i++) { + c_cc.push(HEAP8[argp + i + 17]); + } + return stream.tty.ops.ioctl_tcsets(stream.tty, op, { + c_iflag, + c_oflag, + c_cflag, + c_lflag, + c_cc, + }); + } + return 0; + } + + // no-op, not actually adjusting terminal settings + case 21519: { + if (!stream.tty) return -59; + var argp = syscallGetVarargP(); + HEAP32[argp >> 2] = 0; + return 0; + } + + case 21520: { + if (!stream.tty) return -59; + return -28; + } + + // not supported + case 21531: { + var argp = syscallGetVarargP(); + return FS.ioctl(stream, op, argp); + } + + case 21523: { + // TODO: in theory we should write to the winsize struct that gets + // passed in, but for now musl doesn't read anything on it + if (!stream.tty) return -59; + if (stream.tty.ops.ioctl_tiocgwinsz) { + var winsize = stream.tty.ops.ioctl_tiocgwinsz( + stream.tty + ); + var argp = syscallGetVarargP(); + HEAP16[argp >> 1] = winsize[0]; + HEAP16[(argp + 2) >> 1] = winsize[1]; + } + return 0; + } + + case 21524: { + // TODO: technically, this ioctl call should change the window size. + // but, since emscripten doesn't have any concept of a terminal window + // yet, we'll just silently throw it away as we do TIOCGWINSZ + if (!stream.tty) return -59; + return 0; + } + + case 21515: { + if (!stream.tty) return -59; + return 0; + } + + default: + return -28; + } + } catch (e) { + // not supported + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_listen(fd, backlog) { + try { + var sock = getSocketFromFD(fd); + sock.sock_ops.listen(sock, backlog); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_lstat64(path, buf) { + try { + path = SYSCALLS.getStr(path); + return SYSCALLS.doStat(FS.lstat, path, buf); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_mkdirat(dirfd, path, mode) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + FS.mkdir(path, mode, 0); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_newfstatat(dirfd, path, buf, flags) { + try { + path = SYSCALLS.getStr(path); + var nofollow = flags & 256; + var allowEmpty = flags & 4096; + flags = flags & ~6400; + path = SYSCALLS.calculateAt(dirfd, path, allowEmpty); + return SYSCALLS.doStat(nofollow ? FS.lstat : FS.stat, path, buf); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_openat(dirfd, path, flags, varargs) { + SYSCALLS.varargs = varargs; + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + var mode = varargs ? syscallGetVarargI() : 0; + return FS.open(path, flags, mode).fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var PIPEFS = { + BUCKET_BUFFER_SIZE: 8192, + mount(mount) { + // Do not pollute the real root directory or its child nodes with pipes + // Looks like it is OK to create another pseudo-root node not linked to the FS.root hierarchy this way + return FS.createNode(null, '/', 16384 | 511, 0); + }, + createPipe() { + var pipe = { + buckets: [], + // refcnt 2 because pipe has a read end and a write end. We need to be + // able to read from the read end after write end is closed. + refcnt: 2, + }; + pipe.buckets.push({ + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: 0, + roffset: 0, + }); + var rName = PIPEFS.nextname(); + var wName = PIPEFS.nextname(); + var rNode = FS.createNode(PIPEFS.root, rName, 4096, 0); + var wNode = FS.createNode(PIPEFS.root, wName, 4096, 0); + rNode.pipe = pipe; + wNode.pipe = pipe; + var readableStream = FS.createStream({ + path: rName, + node: rNode, + flags: 0, + seekable: false, + stream_ops: PIPEFS.stream_ops, + }); + rNode.stream = readableStream; + var writableStream = FS.createStream({ + path: wName, + node: wNode, + flags: 1, + seekable: false, + stream_ops: PIPEFS.stream_ops, + }); + wNode.stream = writableStream; + return { + readable_fd: readableStream.fd, + writable_fd: writableStream.fd, + }; + }, + stream_ops: { + poll(stream) { + var pipe = stream.node.pipe; + if ((stream.flags & 2097155) === 1) { + return 256 | 4; + } + if (pipe.buckets.length > 0) { + for (var i = 0; i < pipe.buckets.length; i++) { + var bucket = pipe.buckets[i]; + if (bucket.offset - bucket.roffset > 0) { + return 64 | 1; + } + } + } + return 0; + }, + ioctl(stream, request, varargs) { + return 28; + }, + fsync(stream) { + return 28; + }, + read(stream, buffer, offset, length, position) { + /* ignored */ var pipe = stream.node.pipe; + var currentLength = 0; + for (var i = 0; i < pipe.buckets.length; i++) { + var bucket = pipe.buckets[i]; + currentLength += bucket.offset - bucket.roffset; + } + var data = buffer.subarray(offset, offset + length); + if (length <= 0) { + return 0; + } + if (currentLength == 0) { + // Behave as if the read end is always non-blocking + throw new FS.ErrnoError(6); + } + var toRead = Math.min(currentLength, length); + var totalRead = toRead; + var toRemove = 0; + for (var i = 0; i < pipe.buckets.length; i++) { + var currBucket = pipe.buckets[i]; + var bucketSize = currBucket.offset - currBucket.roffset; + if (toRead <= bucketSize) { + var tmpSlice = currBucket.buffer.subarray( + currBucket.roffset, + currBucket.offset + ); + if (toRead < bucketSize) { + tmpSlice = tmpSlice.subarray(0, toRead); + currBucket.roffset += toRead; + } else { + toRemove++; + } + data.set(tmpSlice); + break; + } else { + var tmpSlice = currBucket.buffer.subarray( + currBucket.roffset, + currBucket.offset + ); + data.set(tmpSlice); + data = data.subarray(tmpSlice.byteLength); + toRead -= tmpSlice.byteLength; + toRemove++; + } + } + if (toRemove && toRemove == pipe.buckets.length) { + // Do not generate excessive garbage in use cases such as + // write several bytes, read everything, write several bytes, read everything... + toRemove--; + pipe.buckets[toRemove].offset = 0; + pipe.buckets[toRemove].roffset = 0; + } + pipe.buckets.splice(0, toRemove); + return totalRead; + }, + write(stream, buffer, offset, length, position) { + /* ignored */ var pipe = stream.node.pipe; + var data = buffer.subarray(offset, offset + length); + var dataLen = data.byteLength; + if (dataLen <= 0) { + return 0; + } + var currBucket = null; + if (pipe.buckets.length == 0) { + currBucket = { + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: 0, + roffset: 0, + }; + pipe.buckets.push(currBucket); + } else { + currBucket = pipe.buckets[pipe.buckets.length - 1]; + } + assert(currBucket.offset <= PIPEFS.BUCKET_BUFFER_SIZE); + var freeBytesInCurrBuffer = + PIPEFS.BUCKET_BUFFER_SIZE - currBucket.offset; + if (freeBytesInCurrBuffer >= dataLen) { + currBucket.buffer.set(data, currBucket.offset); + currBucket.offset += dataLen; + return dataLen; + } else if (freeBytesInCurrBuffer > 0) { + currBucket.buffer.set( + data.subarray(0, freeBytesInCurrBuffer), + currBucket.offset + ); + currBucket.offset += freeBytesInCurrBuffer; + data = data.subarray( + freeBytesInCurrBuffer, + data.byteLength + ); + } + var numBuckets = + (data.byteLength / PIPEFS.BUCKET_BUFFER_SIZE) | 0; + var remElements = data.byteLength % PIPEFS.BUCKET_BUFFER_SIZE; + for (var i = 0; i < numBuckets; i++) { + var newBucket = { + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: PIPEFS.BUCKET_BUFFER_SIZE, + roffset: 0, + }; + pipe.buckets.push(newBucket); + newBucket.buffer.set( + data.subarray(0, PIPEFS.BUCKET_BUFFER_SIZE) + ); + data = data.subarray( + PIPEFS.BUCKET_BUFFER_SIZE, + data.byteLength + ); + } + if (remElements > 0) { + var newBucket = { + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: data.byteLength, + roffset: 0, + }; + pipe.buckets.push(newBucket); + newBucket.buffer.set(data); + } + return dataLen; + }, + close(stream) { + var pipe = stream.node.pipe; + pipe.refcnt--; + if (pipe.refcnt === 0) { + pipe.buckets = null; + } + }, + }, + nextname() { + if (!PIPEFS.nextname.current) { + PIPEFS.nextname.current = 0; + } + return 'pipe[' + PIPEFS.nextname.current++ + ']'; + }, + }; + + function ___syscall_pipe(fdPtr) { + try { + if (fdPtr == 0) { + throw new FS.ErrnoError(21); + } + var res = PIPEFS.createPipe(); + HEAP32[fdPtr >> 2] = res.readable_fd; + HEAP32[(fdPtr + 4) >> 2] = res.writable_fd; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_poll(fds, nfds, timeout) { + try { + var nonzero = 0; + for (var i = 0; i < nfds; i++) { + var pollfd = fds + 8 * i; + var fd = HEAP32[pollfd >> 2]; + var events = HEAP16[(pollfd + 4) >> 1]; + var mask = 32; + var stream = FS.getStream(fd); + if (stream) { + mask = SYSCALLS.DEFAULT_POLLMASK; + if (stream.stream_ops?.poll) { + mask = stream.stream_ops.poll(stream, -1); + } + } + mask &= events | 8 | 16; + if (mask) nonzero++; + HEAP16[(pollfd + 6) >> 1] = mask; + } + return nonzero; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_readlinkat(dirfd, path, buf, bufsize) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + if (bufsize <= 0) return -28; + var ret = FS.readlink(path); + var len = Math.min(bufsize, lengthBytesUTF8(ret)); + var endChar = HEAP8[buf + len]; + stringToUTF8(ret, buf, bufsize + 1); + // readlink is one of the rare functions that write out a C string, but does never append a null to the output buffer(!) + // stringToUTF8() always appends a null byte, so restore the character under the null byte after the write. + HEAP8[buf + len] = endChar; + return len; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_recvfrom(fd, buf, len, flags, addr, addrlen) { + try { + var sock = getSocketFromFD(fd); + var msg = sock.sock_ops.recvmsg( + sock, + len, + typeof flags !== 'undefined' ? flags : 0 + ); + if (!msg) return 0; + // socket is closed + if (addr) { + var errno = writeSockaddr( + addr, + sock.family, + DNS.lookup_name(msg.addr), + msg.port, + addrlen + ); + } + HEAPU8.set(msg.buffer, buf); + return msg.buffer.byteLength; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_renameat(olddirfd, oldpath, newdirfd, newpath) { + try { + oldpath = SYSCALLS.getStr(oldpath); + newpath = SYSCALLS.getStr(newpath); + oldpath = SYSCALLS.calculateAt(olddirfd, oldpath); + newpath = SYSCALLS.calculateAt(newdirfd, newpath); + FS.rename(oldpath, newpath); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_rmdir(path) { + try { + path = SYSCALLS.getStr(path); + FS.rmdir(path); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_sendto(fd, message, length, flags, addr, addr_len) { + try { + var sock = getSocketFromFD(fd); + if (!addr) { + // send, no address provided + return FS.write(sock.stream, HEAP8, message, length); + } + var dest = getSocketAddress(addr, addr_len); + // sendto an address + return sock.sock_ops.sendmsg( + sock, + HEAP8, + message, + length, + dest.addr, + dest.port + ); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_socket(domain, type, protocol) { + try { + var sock = SOCKFS.createSocket(domain, type, protocol); + return sock.stream.fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_stat64(path, buf) { + try { + path = SYSCALLS.getStr(path); + return SYSCALLS.doStat(FS.stat, path, buf); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_statfs64(path, size, buf) { + try { + var stats = FS.statfs(SYSCALLS.getStr(path)); + HEAP32[(buf + 4) >> 2] = stats.bsize; + HEAP32[(buf + 40) >> 2] = stats.bsize; + HEAP32[(buf + 8) >> 2] = stats.blocks; + HEAP32[(buf + 12) >> 2] = stats.bfree; + HEAP32[(buf + 16) >> 2] = stats.bavail; + HEAP32[(buf + 20) >> 2] = stats.files; + HEAP32[(buf + 24) >> 2] = stats.ffree; + HEAP32[(buf + 28) >> 2] = stats.fsid; + HEAP32[(buf + 44) >> 2] = stats.flags; + // ST_NOSUID + HEAP32[(buf + 36) >> 2] = stats.namelen; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_symlinkat(target, dirfd, linkpath) { + try { + target = SYSCALLS.getStr(target); + linkpath = SYSCALLS.getStr(linkpath); + linkpath = SYSCALLS.calculateAt(dirfd, linkpath); + FS.symlink(target, linkpath); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_unlinkat(dirfd, path, flags) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + if (flags === 0) { + FS.unlink(path); + } else if (flags === 512) { + FS.rmdir(path); + } else { + abort('Invalid flags passed to unlinkat'); + } + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var readI53FromI64 = (ptr) => + HEAPU32[ptr >> 2] + HEAP32[(ptr + 4) >> 2] * 4294967296; + + function ___syscall_utimensat(dirfd, path, times, flags) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path, true); + var now = Date.now(), + atime, + mtime; + if (!times) { + atime = now; + mtime = now; + } else { + var seconds = readI53FromI64(times); + var nanoseconds = HEAP32[(times + 8) >> 2]; + if (nanoseconds == 1073741823) { + atime = now; + } else if (nanoseconds == 1073741822) { + atime = null; + } else { + atime = seconds * 1e3 + nanoseconds / (1e3 * 1e3); + } + times += 16; + seconds = readI53FromI64(times); + nanoseconds = HEAP32[(times + 8) >> 2]; + if (nanoseconds == 1073741823) { + mtime = now; + } else if (nanoseconds == 1073741822) { + mtime = null; + } else { + mtime = seconds * 1e3 + nanoseconds / (1e3 * 1e3); + } + } + // null here means UTIME_OMIT was passed. If both were set to UTIME_OMIT then + // we can skip the call completely. + if ((mtime ?? atime) !== null) { + FS.utime(path, atime, mtime); + } + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var __abort_js = () => abort(''); + + var __emscripten_lookup_name = (name) => { + // uint32_t _emscripten_lookup_name(const char *name); + var nameString = UTF8ToString(name); + return inetPton4(DNS.lookup_name(nameString)); + }; + + var __emscripten_memcpy_js = (dest, src, num) => + HEAPU8.copyWithin(dest, src, src + num); + + var runtimeKeepaliveCounter = 0; + + var __emscripten_runtime_keepalive_clear = () => { + noExitRuntime = false; + runtimeKeepaliveCounter = 0; + }; + + function __gmtime_js(time_low, time_high, tmPtr) { + var time = convertI32PairToI53Checked(time_low, time_high); + var date = new Date(time * 1e3); + HEAP32[tmPtr >> 2] = date.getUTCSeconds(); + HEAP32[(tmPtr + 4) >> 2] = date.getUTCMinutes(); + HEAP32[(tmPtr + 8) >> 2] = date.getUTCHours(); + HEAP32[(tmPtr + 12) >> 2] = date.getUTCDate(); + HEAP32[(tmPtr + 16) >> 2] = date.getUTCMonth(); + HEAP32[(tmPtr + 20) >> 2] = date.getUTCFullYear() - 1900; + HEAP32[(tmPtr + 24) >> 2] = date.getUTCDay(); + var start = Date.UTC(date.getUTCFullYear(), 0, 1, 0, 0, 0, 0); + var yday = ((date.getTime() - start) / (1e3 * 60 * 60 * 24)) | 0; + HEAP32[(tmPtr + 28) >> 2] = yday; + } + + var isLeapYear = (year) => + year % 4 === 0 && (year % 100 !== 0 || year % 400 === 0); + + var MONTH_DAYS_LEAP_CUMULATIVE = [ + 0, 31, 60, 91, 121, 152, 182, 213, 244, 274, 305, 335, + ]; + + var MONTH_DAYS_REGULAR_CUMULATIVE = [ + 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334, + ]; + + var ydayFromDate = (date) => { + var leap = isLeapYear(date.getFullYear()); + var monthDaysCumulative = leap + ? MONTH_DAYS_LEAP_CUMULATIVE + : MONTH_DAYS_REGULAR_CUMULATIVE; + var yday = monthDaysCumulative[date.getMonth()] + date.getDate() - 1; + // -1 since it's days since Jan 1 + return yday; + }; + + function __localtime_js(time_low, time_high, tmPtr) { + var time = convertI32PairToI53Checked(time_low, time_high); + var date = new Date(time * 1e3); + HEAP32[tmPtr >> 2] = date.getSeconds(); + HEAP32[(tmPtr + 4) >> 2] = date.getMinutes(); + HEAP32[(tmPtr + 8) >> 2] = date.getHours(); + HEAP32[(tmPtr + 12) >> 2] = date.getDate(); + HEAP32[(tmPtr + 16) >> 2] = date.getMonth(); + HEAP32[(tmPtr + 20) >> 2] = date.getFullYear() - 1900; + HEAP32[(tmPtr + 24) >> 2] = date.getDay(); + var yday = ydayFromDate(date) | 0; + HEAP32[(tmPtr + 28) >> 2] = yday; + HEAP32[(tmPtr + 36) >> 2] = -(date.getTimezoneOffset() * 60); + // Attention: DST is in December in South, and some regions don't have DST at all. + var start = new Date(date.getFullYear(), 0, 1); + var summerOffset = new Date( + date.getFullYear(), + 6, + 1 + ).getTimezoneOffset(); + var winterOffset = start.getTimezoneOffset(); + var dst = + (summerOffset != winterOffset && + date.getTimezoneOffset() == + Math.min(winterOffset, summerOffset)) | 0; + HEAP32[(tmPtr + 32) >> 2] = dst; + } + + /** @suppress {duplicate } */ var setTempRet0 = (val) => + __emscripten_tempret_set(val); + + var __mktime_js = function (tmPtr) { + var ret = (() => { + var date = new Date( + HEAP32[(tmPtr + 20) >> 2] + 1900, + HEAP32[(tmPtr + 16) >> 2], + HEAP32[(tmPtr + 12) >> 2], + HEAP32[(tmPtr + 8) >> 2], + HEAP32[(tmPtr + 4) >> 2], + HEAP32[tmPtr >> 2], + 0 + ); + // There's an ambiguous hour when the time goes back; the tm_isdst field is + // used to disambiguate it. Date() basically guesses, so we fix it up if it + // guessed wrong, or fill in tm_isdst with the guess if it's -1. + var dst = HEAP32[(tmPtr + 32) >> 2]; + var guessedOffset = date.getTimezoneOffset(); + var start = new Date(date.getFullYear(), 0, 1); + var summerOffset = new Date( + date.getFullYear(), + 6, + 1 + ).getTimezoneOffset(); + var winterOffset = start.getTimezoneOffset(); + var dstOffset = Math.min(winterOffset, summerOffset); + // DST is in December in South + if (dst < 0) { + // Attention: some regions don't have DST at all. + HEAP32[(tmPtr + 32) >> 2] = Number( + summerOffset != winterOffset && dstOffset == guessedOffset + ); + } else if (dst > 0 != (dstOffset == guessedOffset)) { + var nonDstOffset = Math.max(winterOffset, summerOffset); + var trueOffset = dst > 0 ? dstOffset : nonDstOffset; + // Don't try setMinutes(date.getMinutes() + ...) -- it's messed up. + date.setTime( + date.getTime() + (trueOffset - guessedOffset) * 6e4 + ); + } + HEAP32[(tmPtr + 24) >> 2] = date.getDay(); + var yday = ydayFromDate(date) | 0; + HEAP32[(tmPtr + 28) >> 2] = yday; + // To match expected behavior, update fields from date + HEAP32[tmPtr >> 2] = date.getSeconds(); + HEAP32[(tmPtr + 4) >> 2] = date.getMinutes(); + HEAP32[(tmPtr + 8) >> 2] = date.getHours(); + HEAP32[(tmPtr + 12) >> 2] = date.getDate(); + HEAP32[(tmPtr + 16) >> 2] = date.getMonth(); + HEAP32[(tmPtr + 20) >> 2] = date.getYear(); + var timeMs = date.getTime(); + if (isNaN(timeMs)) { + return -1; + } + // Return time in microseconds + return timeMs / 1e3; + })(); + return ( + setTempRet0( + ((tempDouble = ret), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0) + ), + ret >>> 0 + ); + }; + + function __mmap_js( + len, + prot, + flags, + fd, + offset_low, + offset_high, + allocated, + addr + ) { + var offset = convertI32PairToI53Checked(offset_low, offset_high); + try { + if (isNaN(offset)) return 61; + var stream = SYSCALLS.getStreamFromFD(fd); + var res = FS.mmap(stream, len, offset, prot, flags); + var ptr = res.ptr; + HEAP32[allocated >> 2] = res.allocated; + HEAPU32[addr >> 2] = ptr; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function __munmap_js(addr, len, prot, flags, fd, offset_low, offset_high) { + var offset = convertI32PairToI53Checked(offset_low, offset_high); + try { + var stream = SYSCALLS.getStreamFromFD(fd); + if (prot & 2) { + SYSCALLS.doMsync(addr, stream, len, flags, offset); + } + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var timers = {}; + + var handleException = (e) => { + // Certain exception types we do not treat as errors since they are used for + // internal control flow. + // 1. ExitStatus, which is thrown by exit() + // 2. "unwind", which is thrown by emscripten_unwind_to_js_event_loop() and others + // that wish to return to JS event loop. + if (e instanceof ExitStatus || e == 'unwind') { + return EXITSTATUS; + } + quit_(1, e); + }; + + var keepRuntimeAlive = () => noExitRuntime || runtimeKeepaliveCounter > 0; + + var _proc_exit = (code) => { + EXITSTATUS = code; + if (!keepRuntimeAlive()) { + Module['onExit']?.(code); + ABORT = true; + } + quit_(code, new ExitStatus(code)); + }; + + /** @suppress {duplicate } */ /** @param {boolean|number=} implicit */ var exitJS = + (status, implicit) => { + EXITSTATUS = status; + if (!keepRuntimeAlive()) { + exitRuntime(); + } + _proc_exit(status); + }; + + var _exit = exitJS; + + Module['_exit'] = _exit; + + var maybeExit = () => { + if (runtimeExited) { + return; + } + if (!keepRuntimeAlive()) { + try { + _exit(EXITSTATUS); + } catch (e) { + handleException(e); + } + } + }; + + var callUserCallback = (func) => { + if (runtimeExited || ABORT) { + return; + } + try { + func(); + maybeExit(); + } catch (e) { + handleException(e); + } + }; + + var _emscripten_get_now = () => performance.now(); + + var __setitimer_js = (which, timeout_ms) => { + // First, clear any existing timer. + if (timers[which]) { + clearTimeout(timers[which].id); + delete timers[which]; + } + // A timeout of zero simply cancels the current timeout so we have nothing + // more to do. + if (!timeout_ms) return 0; + var id = setTimeout(() => { + delete timers[which]; + callUserCallback(() => + __emscripten_timeout(which, _emscripten_get_now()) + ); + }, timeout_ms); + timers[which] = { + id, + timeout_ms, + }; + return 0; + }; + + var __tzset_js = (timezone, daylight, std_name, dst_name) => { + // TODO: Use (malleable) environment variables instead of system settings. + var currentYear = new Date().getFullYear(); + var winter = new Date(currentYear, 0, 1); + var summer = new Date(currentYear, 6, 1); + var winterOffset = winter.getTimezoneOffset(); + var summerOffset = summer.getTimezoneOffset(); + // Local standard timezone offset. Local standard time is not adjusted for + // daylight savings. This code uses the fact that getTimezoneOffset returns + // a greater value during Standard Time versus Daylight Saving Time (DST). + // Thus it determines the expected output during Standard Time, and it + // compares whether the output of the given date the same (Standard) or less + // (DST). + var stdTimezoneOffset = Math.max(winterOffset, summerOffset); + // timezone is specified as seconds west of UTC ("The external variable + // `timezone` shall be set to the difference, in seconds, between + // Coordinated Universal Time (UTC) and local standard time."), the same + // as returned by stdTimezoneOffset. + // See http://pubs.opengroup.org/onlinepubs/009695399/functions/tzset.html + HEAPU32[timezone >> 2] = stdTimezoneOffset * 60; + HEAP32[daylight >> 2] = Number(winterOffset != summerOffset); + var extractZone = (timezoneOffset) => { + // Why inverse sign? + // Read here https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Date/getTimezoneOffset + var sign = timezoneOffset >= 0 ? '-' : '+'; + var absOffset = Math.abs(timezoneOffset); + var hours = String(Math.floor(absOffset / 60)).padStart(2, '0'); + var minutes = String(absOffset % 60).padStart(2, '0'); + return `UTC${sign}${hours}${minutes}`; + }; + var winterName = extractZone(winterOffset); + var summerName = extractZone(summerOffset); + if (summerOffset < winterOffset) { + // Northern hemisphere + stringToUTF8(winterName, std_name, 17); + stringToUTF8(summerName, dst_name, 17); + } else { + stringToUTF8(winterName, dst_name, 17); + stringToUTF8(summerName, std_name, 17); + } + }; + + var _emscripten_date_now = () => Date.now(); + + var nowIsMonotonic = 1; + + var checkWasiClock = (clock_id) => clock_id >= 0 && clock_id <= 3; + + function _clock_time_get( + clk_id, + ignored_precision_low, + ignored_precision_high, + ptime + ) { + var ignored_precision = convertI32PairToI53Checked( + ignored_precision_low, + ignored_precision_high + ); + if (!checkWasiClock(clk_id)) { + return 28; + } + var now; + // all wasi clocks but realtime are monotonic + if (clk_id === 0) { + now = _emscripten_date_now(); + } else if (nowIsMonotonic) { + now = _emscripten_get_now(); + } else { + return 52; + } + // "now" is in ms, and wasi times are in ns. + var nsec = Math.round(now * 1e3 * 1e3); + (tempI64 = [ + nsec >>> 0, + ((tempDouble = nsec), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[ptime >> 2] = tempI64[0]), + (HEAP32[(ptime + 4) >> 2] = tempI64[1]); + return 0; + } + + var getHeapMax = () => + // Stay one Wasm page short of 4GB: while e.g. Chrome is able to allocate + // full 4GB Wasm memories, the size will wrap back to 0 bytes in Wasm side + // for any code that deals with heap sizes, which would require special + // casing all heap size related code to treat 0 specially. + 2147483648; + + var _emscripten_get_heap_max = () => getHeapMax(); + + var growMemory = (size) => { + var b = wasmMemory.buffer; + var pages = ((size - b.byteLength + 65535) / 65536) | 0; + try { + // round size grow request up to wasm page size (fixed 64KB per spec) + wasmMemory.grow(pages); + // .grow() takes a delta compared to the previous size + updateMemoryViews(); + return 1; + } /*success*/ catch (e) {} + }; + + // implicit 0 return to save code size (caller will cast "undefined" into 0 + // anyhow) + var _emscripten_resize_heap = (requestedSize) => { + var oldSize = HEAPU8.length; + // With CAN_ADDRESS_2GB or MEMORY64, pointers are already unsigned. + requestedSize >>>= 0; + // With multithreaded builds, races can happen (another thread might increase the size + // in between), so return a failure, and let the caller retry. + // Memory resize rules: + // 1. Always increase heap size to at least the requested size, rounded up + // to next page multiple. + // 2a. If MEMORY_GROWTH_LINEAR_STEP == -1, excessively resize the heap + // geometrically: increase the heap size according to + // MEMORY_GROWTH_GEOMETRIC_STEP factor (default +20%), At most + // overreserve by MEMORY_GROWTH_GEOMETRIC_CAP bytes (default 96MB). + // 2b. If MEMORY_GROWTH_LINEAR_STEP != -1, excessively resize the heap + // linearly: increase the heap size by at least + // MEMORY_GROWTH_LINEAR_STEP bytes. + // 3. Max size for the heap is capped at 2048MB-WASM_PAGE_SIZE, or by + // MAXIMUM_MEMORY, or by ASAN limit, depending on which is smallest + // 4. If we were unable to allocate as much memory, it may be due to + // over-eager decision to excessively reserve due to (3) above. + // Hence if an allocation fails, cut down on the amount of excess + // growth, in an attempt to succeed to perform a smaller allocation. + // A limit is set for how much we can grow. We should not exceed that + // (the wasm binary specifies it, so if we tried, we'd fail anyhow). + var maxHeapSize = getHeapMax(); + if (requestedSize > maxHeapSize) { + return false; + } + // Loop through potential heap size increases. If we attempt a too eager + // reservation that fails, cut down on the attempted size and reserve a + // smaller bump instead. (max 3 times, chosen somewhat arbitrarily) + for (var cutDown = 1; cutDown <= 4; cutDown *= 2) { + var overGrownHeapSize = oldSize * (1 + 0.2 / cutDown); + // ensure geometric growth + // but limit overreserving (default to capping at +96MB overgrowth at most) + overGrownHeapSize = Math.min( + overGrownHeapSize, + requestedSize + 100663296 + ); + var newSize = Math.min( + maxHeapSize, + alignMemory(Math.max(requestedSize, overGrownHeapSize), 65536) + ); + var replacement = growMemory(newSize); + if (replacement) { + return true; + } + } + return false; + }; + + var runtimeKeepalivePush = () => { + runtimeKeepaliveCounter += 1; + }; + + var runtimeKeepalivePop = () => { + runtimeKeepaliveCounter -= 1; + }; + + /** @param {number=} timeout */ var safeSetTimeout = (func, timeout) => { + runtimeKeepalivePush(); + return setTimeout(() => { + runtimeKeepalivePop(); + callUserCallback(func); + }, timeout); + }; + + var _emscripten_sleep = (ms) => + Asyncify.handleSleep((wakeUp) => safeSetTimeout(wakeUp, ms)); + + Module['_emscripten_sleep'] = _emscripten_sleep; + + _emscripten_sleep.isAsync = true; + + var ENV = PHPLoader.ENV || {}; + + var getExecutableName = () => thisProgram || './this.program'; + + var getEnvStrings = () => { + if (!getEnvStrings.strings) { + // Default values. + // Browser language detection #8751 + var lang = + ( + (typeof navigator == 'object' && + navigator.languages && + navigator.languages[0]) || + 'C' + ).replace('-', '_') + '.UTF-8'; + var env = { + USER: 'web_user', + LOGNAME: 'web_user', + PATH: '/', + PWD: '/', + HOME: '/home/web_user', + LANG: lang, + _: getExecutableName(), + }; + // Apply the user-provided values, if any. + for (var x in ENV) { + // x is a key in ENV; if ENV[x] is undefined, that means it was + // explicitly set to be so. We allow user code to do that to + // force variables with default values to remain unset. + if (ENV[x] === undefined) delete env[x]; + else env[x] = ENV[x]; + } + var strings = []; + for (var x in env) { + strings.push(`${x}=${env[x]}`); + } + getEnvStrings.strings = strings; + } + return getEnvStrings.strings; + }; + + var stringToAscii = (str, buffer) => { + for (var i = 0; i < str.length; ++i) { + HEAP8[buffer++] = str.charCodeAt(i); + } + // Null-terminate the string + HEAP8[buffer] = 0; + }; + + var _environ_get = (__environ, environ_buf) => { + var bufSize = 0; + getEnvStrings().forEach((string, i) => { + var ptr = environ_buf + bufSize; + HEAPU32[(__environ + i * 4) >> 2] = ptr; + stringToAscii(string, ptr); + bufSize += string.length + 1; + }); + return 0; + }; + + var _environ_sizes_get = (penviron_count, penviron_buf_size) => { + var strings = getEnvStrings(); + HEAPU32[penviron_count >> 2] = strings.length; + var bufSize = 0; + strings.forEach((string) => (bufSize += string.length + 1)); + HEAPU32[penviron_buf_size >> 2] = bufSize; + return 0; + }; + + function _fd_close(fd) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + FS.close(stream); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + function _fd_fdstat_get(fd, pbuf) { + try { + var rightsBase = 0; + var rightsInheriting = 0; + var flags = 0; + { + var stream = SYSCALLS.getStreamFromFD(fd); + // All character devices are terminals (other things a Linux system would + // assume is a character device, like the mouse, we have special APIs for). + var type = stream.tty + ? 2 + : FS.isDir(stream.mode) + ? 3 + : FS.isLink(stream.mode) + ? 7 + : 4; + } + HEAP8[pbuf] = type; + HEAP16[(pbuf + 2) >> 1] = flags; + (tempI64 = [ + rightsBase >>> 0, + ((tempDouble = rightsBase), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(pbuf + 8) >> 2] = tempI64[0]), + (HEAP32[(pbuf + 12) >> 2] = tempI64[1]); + (tempI64 = [ + rightsInheriting >>> 0, + ((tempDouble = rightsInheriting), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(pbuf + 16) >> 2] = tempI64[0]), + (HEAP32[(pbuf + 20) >> 2] = tempI64[1]); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + /** @param {number=} offset */ var doReadv = ( + stream, + iov, + iovcnt, + offset + ) => { + var ret = 0; + for (var i = 0; i < iovcnt; i++) { + var ptr = HEAPU32[iov >> 2]; + var len = HEAPU32[(iov + 4) >> 2]; + iov += 8; + var curr = FS.read(stream, HEAP8, ptr, len, offset); + if (curr < 0) return -1; + ret += curr; + if (curr < len) break; + // nothing more to read + if (typeof offset != 'undefined') { + offset += curr; + } + } + return ret; + }; + + function _fd_read(fd, iov, iovcnt, pnum) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + var num = doReadv(stream, iov, iovcnt); + HEAPU32[pnum >> 2] = num; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + function _fd_seek(fd, offset_low, offset_high, whence, newOffset) { + var offset = convertI32PairToI53Checked(offset_low, offset_high); + try { + if (isNaN(offset)) return 61; + var stream = SYSCALLS.getStreamFromFD(fd); + FS.llseek(stream, offset, whence); + (tempI64 = [ + stream.position >>> 0, + ((tempDouble = stream.position), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[newOffset >> 2] = tempI64[0]), + (HEAP32[(newOffset + 4) >> 2] = tempI64[1]); + if (stream.getdents && offset === 0 && whence === 0) + stream.getdents = null; + // reset readdir state + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + var _fd_sync = function (fd) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + return Asyncify.handleSleep((wakeUp) => { + var mount = stream.node.mount; + if (!mount.type.syncfs) { + // We write directly to the file system, so there's nothing to do here. + wakeUp(0); + return; + } + mount.type.syncfs(mount, false, (err) => { + if (err) { + wakeUp(29); + return; + } + wakeUp(0); + }); + }); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + }; + + _fd_sync.isAsync = true; + + /** @param {number=} offset */ var doWritev = ( + stream, + iov, + iovcnt, + offset + ) => { + var ret = 0; + for (var i = 0; i < iovcnt; i++) { + var ptr = HEAPU32[iov >> 2]; + var len = HEAPU32[(iov + 4) >> 2]; + iov += 8; + var curr = FS.write(stream, HEAP8, ptr, len, offset); + if (curr < 0) return -1; + ret += curr; + if (curr < len) { + // No more space to write. + break; + } + if (typeof offset != 'undefined') { + offset += curr; + } + } + return ret; + }; + + function _fd_write(fd, iov, iovcnt, pnum) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + var num = doWritev(stream, iov, iovcnt); + HEAPU32[pnum >> 2] = num; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + var _getaddrinfo = (node, service, hint, out) => { + var addr = 0; + var port = 0; + var flags = 0; + var family = 0; + var type = 0; + var proto = 0; + var ai; + function allocaddrinfo(family, type, proto, canon, addr, port) { + var sa, salen, ai; + var errno; + salen = family === 10 ? 28 : 16; + addr = family === 10 ? inetNtop6(addr) : inetNtop4(addr); + sa = _malloc(salen); + errno = writeSockaddr(sa, family, addr, port); + assert(!errno); + ai = _malloc(32); + HEAP32[(ai + 4) >> 2] = family; + HEAP32[(ai + 8) >> 2] = type; + HEAP32[(ai + 12) >> 2] = proto; + HEAPU32[(ai + 24) >> 2] = canon; + HEAPU32[(ai + 20) >> 2] = sa; + if (family === 10) { + HEAP32[(ai + 16) >> 2] = 28; + } else { + HEAP32[(ai + 16) >> 2] = 16; + } + HEAP32[(ai + 28) >> 2] = 0; + return ai; + } + if (hint) { + flags = HEAP32[hint >> 2]; + family = HEAP32[(hint + 4) >> 2]; + type = HEAP32[(hint + 8) >> 2]; + proto = HEAP32[(hint + 12) >> 2]; + } + if (type && !proto) { + proto = type === 2 ? 17 : 6; + } + if (!type && proto) { + type = proto === 17 ? 2 : 1; + } + // If type or proto are set to zero in hints we should really be returning multiple addrinfo values, but for + // now default to a TCP STREAM socket so we can at least return a sensible addrinfo given NULL hints. + if (proto === 0) { + proto = 6; + } + if (type === 0) { + type = 1; + } + if (!node && !service) { + return -2; + } + if (flags & ~(1 | 2 | 4 | 1024 | 8 | 16 | 32)) { + return -1; + } + if (hint !== 0 && HEAP32[hint >> 2] & 2 && !node) { + return -1; + } + if (flags & 32) { + // TODO + return -2; + } + if (type !== 0 && type !== 1 && type !== 2) { + return -7; + } + if (family !== 0 && family !== 2 && family !== 10) { + return -6; + } + if (service) { + service = UTF8ToString(service); + port = parseInt(service, 10); + if (isNaN(port)) { + if (flags & 1024) { + return -2; + } + // TODO support resolving well-known service names from: + // http://www.iana.org/assignments/service-names-port-numbers/service-names-port-numbers.txt + return -8; + } + } + if (!node) { + if (family === 0) { + family = 2; + } + if ((flags & 1) === 0) { + if (family === 2) { + addr = _htonl(2130706433); + } else { + addr = [0, 0, 0, _htonl(1)]; + } + } + ai = allocaddrinfo(family, type, proto, null, addr, port); + HEAPU32[out >> 2] = ai; + return 0; + } + // try as a numeric address + node = UTF8ToString(node); + addr = inetPton4(node); + if (addr !== null) { + // incoming node is a valid ipv4 address + if (family === 0 || family === 2) { + family = 2; + } else if (family === 10 && flags & 8) { + addr = [0, 0, _htonl(65535), addr]; + family = 10; + } else { + return -2; + } + } else { + addr = inetPton6(node); + if (addr !== null) { + // incoming node is a valid ipv6 address + if (family === 0 || family === 10) { + family = 10; + } else { + return -2; + } + } + } + if (addr != null) { + ai = allocaddrinfo(family, type, proto, node, addr, port); + HEAPU32[out >> 2] = ai; + return 0; + } + if (flags & 4) { + return -2; + } + // try as a hostname + // resolve the hostname to a temporary fake address + node = DNS.lookup_name(node); + addr = inetPton4(node); + if (family === 0) { + family = 2; + } else if (family === 10) { + addr = [0, 0, _htonl(65535), addr]; + } + ai = allocaddrinfo(family, type, proto, null, addr, port); + HEAPU32[out >> 2] = ai; + return 0; + }; + + var _getnameinfo = (sa, salen, node, nodelen, serv, servlen, flags) => { + var info = readSockaddr(sa, salen); + if (info.errno) { + return -6; + } + var port = info.port; + var addr = info.addr; + var overflowed = false; + if (node && nodelen) { + var lookup; + if (flags & 1 || !(lookup = DNS.lookup_addr(addr))) { + if (flags & 8) { + return -2; + } + } else { + addr = lookup; + } + var numBytesWrittenExclNull = stringToUTF8(addr, node, nodelen); + if (numBytesWrittenExclNull + 1 >= nodelen) { + overflowed = true; + } + } + if (serv && servlen) { + port = '' + port; + var numBytesWrittenExclNull = stringToUTF8(port, serv, servlen); + if (numBytesWrittenExclNull + 1 >= servlen) { + overflowed = true; + } + } + if (overflowed) { + // Note: even when we overflow, getnameinfo() is specced to write out the truncated results. + return -12; + } + return 0; + }; + + var Protocols = { + list: [], + map: {}, + }; + + var _setprotoent = (stayopen) => { + // void setprotoent(int stayopen); + // Allocate and populate a protoent structure given a name, protocol number and array of aliases + function allocprotoent(name, proto, aliases) { + // write name into buffer + var nameBuf = _malloc(name.length + 1); + stringToAscii(name, nameBuf); + // write aliases into buffer + var j = 0; + var length = aliases.length; + var aliasListBuf = _malloc((length + 1) * 4); + // Use length + 1 so we have space for the terminating NULL ptr. + for (var i = 0; i < length; i++, j += 4) { + var alias = aliases[i]; + var aliasBuf = _malloc(alias.length + 1); + stringToAscii(alias, aliasBuf); + HEAPU32[(aliasListBuf + j) >> 2] = aliasBuf; + } + HEAPU32[(aliasListBuf + j) >> 2] = 0; + // Terminating NULL pointer. + // generate protoent + var pe = _malloc(12); + HEAPU32[pe >> 2] = nameBuf; + HEAPU32[(pe + 4) >> 2] = aliasListBuf; + HEAP32[(pe + 8) >> 2] = proto; + return pe; + } + // Populate the protocol 'database'. The entries are limited to tcp and udp, though it is fairly trivial + // to add extra entries from /etc/protocols if desired - though not sure if that'd actually be useful. + var list = Protocols.list; + var map = Protocols.map; + if (list.length === 0) { + var entry = allocprotoent('tcp', 6, ['TCP']); + list.push(entry); + map['tcp'] = map['6'] = entry; + entry = allocprotoent('udp', 17, ['UDP']); + list.push(entry); + map['udp'] = map['17'] = entry; + } + _setprotoent.index = 0; + }; + + var _getprotobyname = (name) => { + // struct protoent *getprotobyname(const char *); + name = UTF8ToString(name); + _setprotoent(true); + var result = Protocols.map[name]; + return result; + }; + + var _getprotobynumber = (number) => { + // struct protoent *getprotobynumber(int proto); + _setprotoent(true); + var result = Protocols.map[number]; + return result; + }; + + var stackAlloc = (sz) => __emscripten_stack_alloc(sz); + + /** @suppress {duplicate } */ var stringToUTF8OnStack = (str) => { + var size = lengthBytesUTF8(str) + 1; + var ret = stackAlloc(size); + stringToUTF8(str, ret, size); + return ret; + }; + + var allocateUTF8OnStack = stringToUTF8OnStack; + + var PHPWASM = { + init: function () { + // The /internal directory is required by the C module. It's where the + // stdout, stderr, and headers information are written for the JavaScript + // code to read later on. + FS.mkdir('/internal'); + // The files from the shared directory are shared between all the + // PHP processes managed by PHPProcessManager. + FS.mkdir('/internal/shared'); + // The files from the preload directory are preloaded using the + // auto_prepend_file php.ini directive. + FS.mkdir('/internal/shared/preload'); + PHPWASM.EventEmitter = ENVIRONMENT_IS_NODE + ? require('events').EventEmitter + : class EventEmitter { + constructor() { + this.listeners = {}; + } + emit(eventName, data) { + if (this.listeners[eventName]) { + this.listeners[eventName].forEach( + (callback) => { + callback(data); + } + ); + } + } + once(eventName, callback) { + const self = this; + function removedCallback() { + callback(...arguments); + self.removeListener(eventName, removedCallback); + } + this.on(eventName, removedCallback); + } + removeAllListeners(eventName) { + if (eventName) { + delete this.listeners[eventName]; + } else { + this.listeners = {}; + } + } + removeListener(eventName, callback) { + if (this.listeners[eventName]) { + const idx = + this.listeners[eventName].indexOf(callback); + if (idx !== -1) { + this.listeners[eventName].splice(idx, 1); + } + } + } + }; + PHPWASM.child_proc_by_fd = {}; + PHPWASM.child_proc_by_pid = {}; + PHPWASM.input_devices = {}; + }, + getAllWebSockets: function (sock) { + const webSockets = new Set(); + if (sock.server) { + sock.server.clients.forEach((ws) => { + webSockets.add(ws); + }); + } + for (const peer of PHPWASM.getAllPeers(sock)) { + webSockets.add(peer.socket); + } + return Array.from(webSockets); + }, + getAllPeers: function (sock) { + const peers = new Set(); + if (sock.server) { + sock.pending + .filter((pending) => pending.peers) + .forEach((pending) => { + for (const peer of Object.values(pending.peers)) { + peers.add(peer); + } + }); + } + if (sock.peers) { + for (const peer of Object.values(sock.peers)) { + peers.add(peer); + } + } + return Array.from(peers); + }, + awaitData: function (ws) { + return PHPWASM.awaitEvent(ws, 'message'); + }, + awaitConnection: function (ws) { + if (ws.OPEN === ws.readyState) { + return [Promise.resolve(), PHPWASM.noop]; + } + return PHPWASM.awaitEvent(ws, 'open'); + }, + awaitClose: function (ws) { + if ([ws.CLOSING, ws.CLOSED].includes(ws.readyState)) { + return [Promise.resolve(), PHPWASM.noop]; + } + return PHPWASM.awaitEvent(ws, 'close'); + }, + awaitError: function (ws) { + if ([ws.CLOSING, ws.CLOSED].includes(ws.readyState)) { + return [Promise.resolve(), PHPWASM.noop]; + } + return PHPWASM.awaitEvent(ws, 'error'); + }, + awaitEvent: function (ws, event) { + let resolve; + const listener = () => { + resolve(); + }; + const promise = new Promise(function (_resolve) { + resolve = _resolve; + ws.once(event, listener); + }); + const cancel = () => { + ws.removeListener(event, listener); + // Rejecting the promises bubbles up and kills the entire + // node process. Let's resolve them on the next tick instead + // to give the caller some space to unbind any handlers. + setTimeout(resolve); + }; + return [promise, cancel]; + }, + noop: function () {}, + spawnProcess: function (command, args, options) { + if (Module['spawnProcess']) { + const spawnedPromise = Module['spawnProcess']( + command, + args, + options + ); + return Promise.resolve(spawnedPromise).then(function (spawned) { + if (!spawned || !spawned.on) { + throw new Error( + 'spawnProcess() must return an EventEmitter but returned a different type.' + ); + } + return spawned; + }); + } + if (ENVIRONMENT_IS_NODE) { + return require('child_process').spawn(command, args, { + ...options, + shell: true, + stdio: ['pipe', 'pipe', 'pipe'], + timeout: 100, + }); + } + const e = new Error( + 'popen(), proc_open() etc. are unsupported in the browser. Call php.setSpawnHandler() ' + + 'and provide a callback to handle spawning processes, or disable a popen(), proc_open() ' + + 'and similar functions via php.ini.' + ); + e.code = 'SPAWN_UNSUPPORTED'; + throw e; + }, + shutdownSocket: function (socketd, how) { + // This implementation only supports websockets at the moment + const sock = getSocketFromFD(socketd); + const peer = Object.values(sock.peers)[0]; + if (!peer) { + return -1; + } + try { + peer.socket.close(); + SOCKFS.websocket_sock_ops.removePeer(sock, peer); + return 0; + } catch (e) { + console.log('Socket shutdown error', e); + return -1; + } + }, + }; + + function _js_create_input_device(deviceId) { + let dataBuffer = []; + let dataCallback; + const filename = 'proc_id_' + deviceId; + const device = FS.createDevice( + '/dev', + filename, + function () {}, + function (byte) { + try { + dataBuffer.push(byte); + if (dataCallback) { + dataCallback(new Uint8Array(dataBuffer)); + dataBuffer = []; + } + } catch (e) { + console.error(e); + throw e; + } + } + ); + const devicePath = '/dev/' + filename; + PHPWASM.input_devices[deviceId] = { + devicePath, + onData: function (cb) { + dataCallback = cb; + dataBuffer.forEach(function (data) { + cb(data); + }); + dataBuffer.length = 0; + }, + }; + return allocateUTF8OnStack(devicePath); + } + + function _js_open_process( + command, + argsPtr, + argsLength, + descriptorsPtr, + descriptorsLength, + cwdPtr, + cwdLength, + envPtr, + envLength + ) { + if (!command) { + return 1; + } + const cmdstr = UTF8ToString(command); + if (!cmdstr.length) { + return 0; + } + let argsArray = []; + if (argsLength) { + for (var i = 0; i < argsLength; i++) { + const charPointer = argsPtr + i * 4; + argsArray.push(UTF8ToString(HEAPU32[charPointer >> 2])); + } + } + const cwdstr = cwdPtr ? UTF8ToString(cwdPtr) : null; + let envObject = null; + if (envLength) { + envObject = {}; + for (var i = 0; i < envLength; i++) { + const envPointer = envPtr + i * 4; + const envEntry = UTF8ToString(HEAPU32[envPointer >> 2]); + const splitAt = envEntry.indexOf('='); + if (splitAt === -1) { + continue; + } + const key = envEntry.substring(0, splitAt); + const value = envEntry.substring(splitAt + 1); + envObject[key] = value; + } + } + var std = {}; + // Extracts an array of available descriptors that should be dispatched to streams. + // On the C side, the descriptors are expressed as `**int` so we must go read + // each of the `descriptorsLength` `*int` pointers and convert the associated data into + // a JavaScript object { descriptor : { child : fd, parent : fd } }. + for (var i = 0; i < descriptorsLength; i++) { + const descriptorPtr = HEAPU32[(descriptorsPtr + i * 4) >> 2]; + std[HEAPU32[descriptorPtr >> 2]] = { + child: HEAPU32[(descriptorPtr + 4) >> 2], + parent: HEAPU32[(descriptorPtr + 8) >> 2], + }; + } + return Asyncify.handleSleep(async (wakeUp) => { + let cp; + try { + const options = {}; + if (cwdstr !== null) { + options.cwd = cwdstr; + } + if (envObject !== null) { + options.env = envObject; + } + cp = PHPWASM.spawnProcess(cmdstr, argsArray, options); + if (cp instanceof Promise) { + cp = await cp; + } + } catch (e) { + if (e.code === 'SPAWN_UNSUPPORTED') { + wakeUp(1); + return; + } + console.error(e); + wakeUp(1); + throw e; + } + const ProcInfo = { + pid: cp.pid, + exited: false, + stdinFd: std[0]?.child, + stdinIsDevice: std[0]?.child in PHPWASM.input_devices, + stdoutChildFd: std[1]?.child, + stdoutParentFd: std[1]?.parent, + stderrChildFd: std[2]?.child, + stderrParentFd: std[2]?.parent, + stdout: new PHPWASM.EventEmitter(), + stderr: new PHPWASM.EventEmitter(), + }; + if (ProcInfo.stdoutChildFd) + PHPWASM.child_proc_by_fd[ProcInfo.stdoutChildFd] = ProcInfo; + if (ProcInfo.stderrChildFd) + PHPWASM.child_proc_by_fd[ProcInfo.stderrChildFd] = ProcInfo; + if (ProcInfo.stdoutParentFd) + PHPWASM.child_proc_by_fd[ProcInfo.stdoutParentFd] = ProcInfo; + if (ProcInfo.stderrParentFd) + PHPWASM.child_proc_by_fd[ProcInfo.stderrParentFd] = ProcInfo; + PHPWASM.child_proc_by_pid[ProcInfo.pid] = ProcInfo; + cp.on('exit', function (code) { + ProcInfo.exitCode = code; + ProcInfo.exited = true; + // Emit events for the wasm_poll_socket function. + ProcInfo.stdout.emit('data'); + ProcInfo.stderr.emit('data'); + }); + // Pass data from child process's stdout to PHP's end of the stdout pipe. + if (ProcInfo.stdoutChildFd) { + const stdoutStream = SYSCALLS.getStreamFromFD( + ProcInfo.stdoutChildFd + ); + let stdoutAt = 0; + cp.stdout.on('data', function (data) { + ProcInfo.stdout.emit('data', data); + stdoutStream.stream_ops.write( + stdoutStream, + data, + 0, + data.length, + stdoutAt + ); + stdoutAt += data.length; + }); + } + // Pass data from child process's stderr to PHP's end of the stdout pipe. + if (ProcInfo.stderrChildFd) { + const stderrStream = SYSCALLS.getStreamFromFD( + ProcInfo.stderrChildFd + ); + let stderrAt = 0; + cp.stderr.on('data', function (data) { + ProcInfo.stderr.emit('data', data); + stderrStream.stream_ops.write( + stderrStream, + data, + 0, + data.length, + stderrAt + ); + stderrAt += data.length; + }); + } + /** + * Wait until the child process has been spawned. + * Unfortunately there is no Node.js API to check whether + * the process has already been spawned. We can only listen + * to the 'spawn' event and if it has already been spawned, + * listen to the 'exit' event. + */ try { + await new Promise((resolve, reject) => { + cp.on('spawn', resolve); + cp.on('error', reject); + }); + } catch (e) { + console.error(e); + wakeUp(1); + return; + } + // Now we want to pass data from the STDIN source supplied by PHP + // to the child process. + // PHP will write STDIN data to a device. + if (ProcInfo.stdinIsDevice) { + // We use Emscripten devices as pipes. This is a bit of a hack + // but it works as we get a callback when the device is written to. + // Let's listen to anything it outputs and pass it to the child process. + PHPWASM.input_devices[ProcInfo.stdinFd].onData(function (data) { + if (!data) return; + if (typeof data === 'number') { + data = new Uint8Array([data]); + } + const dataStr = new TextDecoder('utf-8').decode(data); + cp.stdin.write(dataStr); + }); + wakeUp(ProcInfo.pid); + return; + } + if (ProcInfo.stdinFd) { + // PHP will write STDIN data to a file descriptor. + const stdinStream = SYSCALLS.getStreamFromFD(ProcInfo.stdinFd); + if (stdinStream.node) { + // Pipe the entire stdinStream to cp.stdin + const CHUNK_SIZE = 1024; + const buffer = new Uint8Array(CHUNK_SIZE); + let offset = 0; + while (true) { + const bytesRead = stdinStream.stream_ops.read( + stdinStream, + buffer, + 0, + CHUNK_SIZE, + offset + ); + if (bytesRead === null || bytesRead === 0) { + break; + } + try { + cp.stdin.write(buffer.subarray(0, bytesRead)); + } catch (e) { + console.error(e); + return 1; + } + if (bytesRead < CHUNK_SIZE) { + break; + } + offset += bytesRead; + } + wakeUp(ProcInfo.pid); + return; + } + } + wakeUp(ProcInfo.pid); + }); + } + + function _js_process_status(pid, exitCodePtr) { + if (!PHPWASM.child_proc_by_pid[pid]) { + return -1; + } + if (PHPWASM.child_proc_by_pid[pid].exited) { + HEAPU32[exitCodePtr >> 2] = PHPWASM.child_proc_by_pid[pid].exitCode; + return 1; + } + return 0; + } + + function _js_waitpid(pid, exitCodePtr) { + if (!PHPWASM.child_proc_by_pid[pid]) { + return -1; + } + return Asyncify.handleSleep((wakeUp) => { + const poll = function () { + if (PHPWASM.child_proc_by_pid[pid]?.exited) { + HEAPU32[exitCodePtr >> 2] = + PHPWASM.child_proc_by_pid[pid].exitCode; + wakeUp(pid); + } else { + setTimeout(poll, 50); + } + }; + poll(); + }); + } + + var arraySum = (array, index) => { + var sum = 0; + for (var i = 0; i <= index; sum += array[i++]) {} + // no-op + return sum; + }; + + var MONTH_DAYS_LEAP = [31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]; + + var MONTH_DAYS_REGULAR = [31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]; + + var addDays = (date, days) => { + var newDate = new Date(date.getTime()); + while (days > 0) { + var leap = isLeapYear(newDate.getFullYear()); + var currentMonth = newDate.getMonth(); + var daysInCurrentMonth = ( + leap ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR + )[currentMonth]; + if (days > daysInCurrentMonth - newDate.getDate()) { + // we spill over to next month + days -= daysInCurrentMonth - newDate.getDate() + 1; + newDate.setDate(1); + if (currentMonth < 11) { + newDate.setMonth(currentMonth + 1); + } else { + newDate.setMonth(0); + newDate.setFullYear(newDate.getFullYear() + 1); + } + } else { + // we stay in current month + newDate.setDate(newDate.getDate() + days); + return newDate; + } + } + return newDate; + }; + + var _strptime = (buf, format, tm) => { + // char *strptime(const char *restrict buf, const char *restrict format, struct tm *restrict tm); + // http://pubs.opengroup.org/onlinepubs/009695399/functions/strptime.html + var pattern = UTF8ToString(format); + // escape special characters + // TODO: not sure we really need to escape all of these in JS regexps + var SPECIAL_CHARS = '\\!@#$^&*()+=-[]/{}|:<>?,.'; + for (var i = 0, ii = SPECIAL_CHARS.length; i < ii; ++i) { + pattern = pattern.replace( + new RegExp('\\' + SPECIAL_CHARS[i], 'g'), + '\\' + SPECIAL_CHARS[i] + ); + } + // reduce number of matchers + var EQUIVALENT_MATCHERS = { + A: '%a', + B: '%b', + c: '%a %b %d %H:%M:%S %Y', + D: '%m\\/%d\\/%y', + e: '%d', + F: '%Y-%m-%d', + h: '%b', + R: '%H\\:%M', + r: '%I\\:%M\\:%S\\s%p', + T: '%H\\:%M\\:%S', + x: '%m\\/%d\\/(?:%y|%Y)', + X: '%H\\:%M\\:%S', + }; + // TODO: take care of locale + var DATE_PATTERNS = { + /* weekday name */ a: '(?:Sun(?:day)?)|(?:Mon(?:day)?)|(?:Tue(?:sday)?)|(?:Wed(?:nesday)?)|(?:Thu(?:rsday)?)|(?:Fri(?:day)?)|(?:Sat(?:urday)?)', + /* month name */ b: '(?:Jan(?:uary)?)|(?:Feb(?:ruary)?)|(?:Mar(?:ch)?)|(?:Apr(?:il)?)|May|(?:Jun(?:e)?)|(?:Jul(?:y)?)|(?:Aug(?:ust)?)|(?:Sep(?:tember)?)|(?:Oct(?:ober)?)|(?:Nov(?:ember)?)|(?:Dec(?:ember)?)', + /* century */ C: '\\d\\d', + /* day of month */ d: '0[1-9]|[1-9](?!\\d)|1\\d|2\\d|30|31', + /* hour (24hr) */ H: '\\d(?!\\d)|[0,1]\\d|20|21|22|23', + /* hour (12hr) */ I: '\\d(?!\\d)|0\\d|10|11|12', + /* day of year */ j: '00[1-9]|0?[1-9](?!\\d)|0?[1-9]\\d(?!\\d)|[1,2]\\d\\d|3[0-6]\\d', + /* month */ m: '0[1-9]|[1-9](?!\\d)|10|11|12', + /* minutes */ M: '0\\d|\\d(?!\\d)|[1-5]\\d', + /* whitespace */ n: ' ', + /* AM/PM */ p: 'AM|am|PM|pm|A\\.M\\.|a\\.m\\.|P\\.M\\.|p\\.m\\.', + /* seconds */ S: '0\\d|\\d(?!\\d)|[1-5]\\d|60', + /* week number */ U: '0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53', + /* week number */ W: '0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53', + /* weekday number */ w: '[0-6]', + /* 2-digit year */ y: '\\d\\d', + /* 4-digit year */ Y: '\\d\\d\\d\\d', + /* whitespace */ t: ' ', + /* time zone */ z: 'Z|(?:[\\+\\-]\\d\\d:?(?:\\d\\d)?)', + }; + var MONTH_NUMBERS = { + JAN: 0, + FEB: 1, + MAR: 2, + APR: 3, + MAY: 4, + JUN: 5, + JUL: 6, + AUG: 7, + SEP: 8, + OCT: 9, + NOV: 10, + DEC: 11, + }; + var DAY_NUMBERS_SUN_FIRST = { + SUN: 0, + MON: 1, + TUE: 2, + WED: 3, + THU: 4, + FRI: 5, + SAT: 6, + }; + var DAY_NUMBERS_MON_FIRST = { + MON: 0, + TUE: 1, + WED: 2, + THU: 3, + FRI: 4, + SAT: 5, + SUN: 6, + }; + var capture = []; + var pattern_out = pattern + .replace(/%(.)/g, (m, c) => EQUIVALENT_MATCHERS[c] || m) + .replace(/%(.)/g, (_, c) => { + let pat = DATE_PATTERNS[c]; + if (pat) { + capture.push(c); + return `(${pat})`; + } else { + return c; + } + }) + .replace( + // any number of space or tab characters match zero or more spaces + /\s+/g, + '\\s*' + ); + var matches = new RegExp('^' + pattern_out, 'i').exec( + UTF8ToString(buf) + ); + function initDate() { + function fixup(value, min, max) { + return typeof value != 'number' || isNaN(value) + ? min + : value >= min + ? value <= max + ? value + : max + : min; + } + return { + year: fixup(HEAP32[(tm + 20) >> 2] + 1900, 1970, 9999), + month: fixup(HEAP32[(tm + 16) >> 2], 0, 11), + day: fixup(HEAP32[(tm + 12) >> 2], 1, 31), + hour: fixup(HEAP32[(tm + 8) >> 2], 0, 23), + min: fixup(HEAP32[(tm + 4) >> 2], 0, 59), + sec: fixup(HEAP32[tm >> 2], 0, 59), + gmtoff: 0, + }; + } + if (matches) { + var date = initDate(); + var value; + var getMatch = (symbol) => { + var pos = capture.indexOf(symbol); + // check if symbol appears in regexp + if (pos >= 0) { + // return matched value or null (falsy!) for non-matches + return matches[pos + 1]; + } + return; + }; + // seconds + if ((value = getMatch('S'))) { + date.sec = jstoi_q(value); + } + // minutes + if ((value = getMatch('M'))) { + date.min = jstoi_q(value); + } + // hours + if ((value = getMatch('H'))) { + // 24h clock + date.hour = jstoi_q(value); + } else if ((value = getMatch('I'))) { + // AM/PM clock + var hour = jstoi_q(value); + if ((value = getMatch('p'))) { + hour += value.toUpperCase()[0] === 'P' ? 12 : 0; + } + date.hour = hour; + } + // year + if ((value = getMatch('Y'))) { + // parse from four-digit year + date.year = jstoi_q(value); + } else if ((value = getMatch('y'))) { + // parse from two-digit year... + var year = jstoi_q(value); + if ((value = getMatch('C'))) { + // ...and century + year += jstoi_q(value) * 100; + } else { + // ...and rule-of-thumb + year += year < 69 ? 2e3 : 1900; + } + date.year = year; + } + // month + if ((value = getMatch('m'))) { + // parse from month number + date.month = jstoi_q(value) - 1; + } else if ((value = getMatch('b'))) { + // parse from month name + date.month = + MONTH_NUMBERS[value.substring(0, 3).toUpperCase()] || 0; + } + // day + if ((value = getMatch('d'))) { + // get day of month directly + date.day = jstoi_q(value); + } else if ((value = getMatch('j'))) { + // get day of month from day of year ... + var day = jstoi_q(value); + var leapYear = isLeapYear(date.year); + for (var month = 0; month < 12; ++month) { + var daysUntilMonth = arraySum( + leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, + month - 1 + ); + if ( + day <= + daysUntilMonth + + (leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR)[ + month + ] + ) { + date.day = day - daysUntilMonth; + } + } + } else if ((value = getMatch('a'))) { + // get day of month from weekday ... + var weekDay = value.substring(0, 3).toUpperCase(); + if ((value = getMatch('U'))) { + // ... and week number (Sunday being first day of week) + // Week number of the year (Sunday as the first day of the week) as a decimal number [00,53]. + // All days in a new year preceding the first Sunday are considered to be in week 0. + var weekDayNumber = DAY_NUMBERS_SUN_FIRST[weekDay]; + var weekNumber = jstoi_q(value); + // January 1st + var janFirst = new Date(date.year, 0, 1); + var endDate; + if (janFirst.getDay() === 0) { + // Jan 1st is a Sunday, and, hence in the 1st CW + endDate = addDays( + janFirst, + weekDayNumber + 7 * (weekNumber - 1) + ); + } else { + // Jan 1st is not a Sunday, and, hence still in the 0th CW + endDate = addDays( + janFirst, + 7 - + janFirst.getDay() + + weekDayNumber + + 7 * (weekNumber - 1) + ); + } + date.day = endDate.getDate(); + date.month = endDate.getMonth(); + } else if ((value = getMatch('W'))) { + // ... and week number (Monday being first day of week) + // Week number of the year (Monday as the first day of the week) as a decimal number [00,53]. + // All days in a new year preceding the first Monday are considered to be in week 0. + var weekDayNumber = DAY_NUMBERS_MON_FIRST[weekDay]; + var weekNumber = jstoi_q(value); + // January 1st + var janFirst = new Date(date.year, 0, 1); + var endDate; + if (janFirst.getDay() === 1) { + // Jan 1st is a Monday, and, hence in the 1st CW + endDate = addDays( + janFirst, + weekDayNumber + 7 * (weekNumber - 1) + ); + } else { + // Jan 1st is not a Monday, and, hence still in the 0th CW + endDate = addDays( + janFirst, + 7 - + janFirst.getDay() + + 1 + + weekDayNumber + + 7 * (weekNumber - 1) + ); + } + date.day = endDate.getDate(); + date.month = endDate.getMonth(); + } + } + // time zone + if ((value = getMatch('z'))) { + // GMT offset as either 'Z' or +-HH:MM or +-HH or +-HHMM + if (value.toLowerCase() === 'z') { + date.gmtoff = 0; + } else { + var match = value.match(/^((?:\-|\+)\d\d):?(\d\d)?/); + date.gmtoff = match[1] * 3600; + if (match[2]) { + date.gmtoff += + date.gmtoff > 0 ? match[2] * 60 : -match[2] * 60; + } + } + } + /* tm_sec int seconds after the minute 0-61* tm_min int minutes after the hour 0-59 tm_hour int hours since midnight 0-23 @@ -6623,485 +8209,620 @@ var _strptime = (buf, format, tm) => { tm_yday int days since January 1 0-365 tm_isdst int Daylight Saving Time flag tm_gmtoff long offset from GMT (seconds) - */ var fullDate = new Date(date.year, date.month, date.day, date.hour, date.min, date.sec, 0); - HEAP32[((tm) >> 2)] = fullDate.getSeconds(); - HEAP32[(((tm) + (4)) >> 2)] = fullDate.getMinutes(); - HEAP32[(((tm) + (8)) >> 2)] = fullDate.getHours(); - HEAP32[(((tm) + (12)) >> 2)] = fullDate.getDate(); - HEAP32[(((tm) + (16)) >> 2)] = fullDate.getMonth(); - HEAP32[(((tm) + (20)) >> 2)] = fullDate.getFullYear() - 1900; - HEAP32[(((tm) + (24)) >> 2)] = fullDate.getDay(); - HEAP32[(((tm) + (28)) >> 2)] = arraySum(isLeapYear(fullDate.getFullYear()) ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, fullDate.getMonth() - 1) + fullDate.getDate() - 1; - HEAP32[(((tm) + (32)) >> 2)] = 0; - HEAP32[(((tm) + (36)) >> 2)] = date.gmtoff; - return buf + intArrayFromString(matches[0]).length - 1; - } - return 0; -}; - -function _wasm_close(socketd) { - return PHPWASM.shutdownSocket(socketd, 2); -} - -function _wasm_setsockopt(socketd, level, optionName, optionValuePtr, optionLen) { - const optionValue = HEAPU8[optionValuePtr]; - const SOL_SOCKET = 1; - const SO_KEEPALIVE = 9; - const IPPROTO_TCP = 6; - const TCP_NODELAY = 1; - const isSupported = (level === SOL_SOCKET && optionName === SO_KEEPALIVE) || (level === IPPROTO_TCP && optionName === TCP_NODELAY); - if (!isSupported) { - console.warn(`Unsupported socket option: ${level}, ${optionName}, ${optionValue}`); - return -1; - } - const ws = PHPWASM.getAllWebSockets(socketd)[0]; - if (!ws) { - return -1; - } - ws.setSocketOpt(level, optionName, optionValuePtr); - return 0; -} - -var Asyncify = { - instrumentWasmImports(imports) { - var importPattern = /^(js_open_process|js_waitpid|js_process_status|js_create_input_device|wasm_setsockopt|wasm_shutdown|wasm_close|invoke_.*|__asyncjs__.*)$/; - for (let [x, original] of Object.entries(imports)) { - if (typeof original == "function") { - let isAsyncifyImport = original.isAsync || importPattern.test(x); - if (isAsyncifyImport) { - imports[x] = original = new WebAssembly.Suspending(original); - } - } - } - }, - instrumentWasmExports(exports) { - var exportPattern = /^(wasm_sleep|wasm_read|emscripten_sleep|wasm_sapi_handle_request|wasm_sapi_request_shutdown|wasm_poll_socket|wrap_select|__wrap_select|select|php_pollfd_for|fflush|wasm_popen|wasm_read|wasm_php_exec|run_cli|main|__main_argc_argv)$/; - Asyncify.asyncExports = new Set; - var ret = {}; - for (let [x, original] of Object.entries(exports)) { - if (typeof original == "function") { - let isAsyncifyExport = exportPattern.test(x); - if (isAsyncifyExport) { - Asyncify.asyncExports.add(original); - original = Asyncify.makeAsyncFunction(original); - } - ret[x] = (...args) => original(...args); - } else { - ret[x] = original; - } - } - return ret; - }, - asyncExports: null, - isAsyncExport(func) { - return Asyncify.asyncExports?.has(func); - }, - handleAsync: async startAsync => { - runtimeKeepalivePush(); - try { - return await startAsync(); - } finally { - runtimeKeepalivePop(); - } - }, - handleSleep(startAsync) { - return Asyncify.handleAsync(() => new Promise(startAsync)); - }, - makeAsyncFunction(original) { - return WebAssembly.promising(original); - } -}; - -var getCFunc = ident => { - var func = Module["_" + ident]; - return func; -}; - -var stackSave = () => _emscripten_stack_get_current(); - -var stackRestore = val => __emscripten_stack_restore(val); - -/** - * @param {string|null=} returnType - * @param {Array=} argTypes - * @param {Arguments|Array=} args - * @param {Object=} opts - */ var ccall = (ident, returnType, argTypes, args, opts) => { - var toC = { - "string": str => { - var ret = 0; - if (str !== null && str !== undefined && str !== 0) { - ret = stringToUTF8OnStack(str); - } - return ret; - }, - "array": arr => { - var ret = stackAlloc(arr.length); - writeArrayToMemory(arr, ret); - return ret; - } - }; - function convertReturnValue(ret) { - if (returnType === "string") { - return UTF8ToString(ret); - } - if (returnType === "boolean") return Boolean(ret); - return ret; - } - var func = getCFunc(ident); - var cArgs = []; - var stack = 0; - if (args) { - for (var i = 0; i < args.length; i++) { - var converter = toC[argTypes[i]]; - if (converter) { - if (stack === 0) stack = stackSave(); - cArgs[i] = converter(args[i]); - } else { - cArgs[i] = args[i]; - } - } - } - var ret = func(...cArgs); - function onDone(ret) { - if (stack !== 0) stackRestore(stack); - return convertReturnValue(ret); - } - var asyncMode = opts?.async; - if (asyncMode) return ret.then(onDone); - ret = onDone(ret); - return ret; -}; - -var FS_createPath = FS.createPath; - -var FS_unlink = path => FS.unlink(path); - -var FS_createLazyFile = FS.createLazyFile; - -var FS_createDevice = FS.createDevice; - -FS.createPreloadedFile = FS_createPreloadedFile; - -FS.staticInit(); - -Module["FS_createPath"] = FS.createPath; - -Module["FS_createDataFile"] = FS.createDataFile; - -Module["FS_createPreloadedFile"] = FS.createPreloadedFile; - -Module["FS_unlink"] = FS.unlink; - -Module["FS_createLazyFile"] = FS.createLazyFile; - -Module["FS_createDevice"] = FS.createDevice; - -if (ENVIRONMENT_IS_NODE) { - NODEFS.staticInit(); -} - -PHPWASM.init(); - -var wasmImports = { - /** @export */ __assert_fail: ___assert_fail, - /** @export */ __asyncjs__js_fd_read: __asyncjs__js_fd_read, - /** @export */ __asyncjs__js_module_onMessage: __asyncjs__js_module_onMessage, - /** @export */ __asyncjs__js_popen_to_file: __asyncjs__js_popen_to_file, - /** @export */ __asyncjs__wasm_poll_socket: __asyncjs__wasm_poll_socket, - /** @export */ __call_sighandler: ___call_sighandler, - /** @export */ __syscall_accept4: ___syscall_accept4, - /** @export */ __syscall_bind: ___syscall_bind, - /** @export */ __syscall_chdir: ___syscall_chdir, - /** @export */ __syscall_chmod: ___syscall_chmod, - /** @export */ __syscall_connect: ___syscall_connect, - /** @export */ __syscall_dup: ___syscall_dup, - /** @export */ __syscall_dup3: ___syscall_dup3, - /** @export */ __syscall_faccessat: ___syscall_faccessat, - /** @export */ __syscall_fchmod: ___syscall_fchmod, - /** @export */ __syscall_fchown32: ___syscall_fchown32, - /** @export */ __syscall_fchownat: ___syscall_fchownat, - /** @export */ __syscall_fcntl64: ___syscall_fcntl64, - /** @export */ __syscall_fstat64: ___syscall_fstat64, - /** @export */ __syscall_ftruncate64: ___syscall_ftruncate64, - /** @export */ __syscall_getcwd: ___syscall_getcwd, - /** @export */ __syscall_getdents64: ___syscall_getdents64, - /** @export */ __syscall_getpeername: ___syscall_getpeername, - /** @export */ __syscall_getsockname: ___syscall_getsockname, - /** @export */ __syscall_getsockopt: ___syscall_getsockopt, - /** @export */ __syscall_ioctl: ___syscall_ioctl, - /** @export */ __syscall_listen: ___syscall_listen, - /** @export */ __syscall_lstat64: ___syscall_lstat64, - /** @export */ __syscall_mkdirat: ___syscall_mkdirat, - /** @export */ __syscall_newfstatat: ___syscall_newfstatat, - /** @export */ __syscall_openat: ___syscall_openat, - /** @export */ __syscall_pipe: ___syscall_pipe, - /** @export */ __syscall_poll: ___syscall_poll, - /** @export */ __syscall_readlinkat: ___syscall_readlinkat, - /** @export */ __syscall_recvfrom: ___syscall_recvfrom, - /** @export */ __syscall_renameat: ___syscall_renameat, - /** @export */ __syscall_rmdir: ___syscall_rmdir, - /** @export */ __syscall_sendto: ___syscall_sendto, - /** @export */ __syscall_socket: ___syscall_socket, - /** @export */ __syscall_stat64: ___syscall_stat64, - /** @export */ __syscall_statfs64: ___syscall_statfs64, - /** @export */ __syscall_symlink: ___syscall_symlink, - /** @export */ __syscall_unlinkat: ___syscall_unlinkat, - /** @export */ __syscall_utimensat: ___syscall_utimensat, - /** @export */ _abort_js: __abort_js, - /** @export */ _emscripten_get_now_is_monotonic: __emscripten_get_now_is_monotonic, - /** @export */ _emscripten_lookup_name: __emscripten_lookup_name, - /** @export */ _emscripten_memcpy_js: __emscripten_memcpy_js, - /** @export */ _emscripten_runtime_keepalive_clear: __emscripten_runtime_keepalive_clear, - /** @export */ _gmtime_js: __gmtime_js, - /** @export */ _localtime_js: __localtime_js, - /** @export */ _mktime_js: __mktime_js, - /** @export */ _mmap_js: __mmap_js, - /** @export */ _munmap_js: __munmap_js, - /** @export */ _setitimer_js: __setitimer_js, - /** @export */ _tzset_js: __tzset_js, - /** @export */ emscripten_date_now: _emscripten_date_now, - /** @export */ emscripten_get_heap_max: _emscripten_get_heap_max, - /** @export */ emscripten_get_now: _emscripten_get_now, - /** @export */ emscripten_resize_heap: _emscripten_resize_heap, - /** @export */ emscripten_sleep: _emscripten_sleep, - /** @export */ environ_get: _environ_get, - /** @export */ environ_sizes_get: _environ_sizes_get, - /** @export */ exit: _exit, - /** @export */ fd_close: _fd_close, - /** @export */ fd_fdstat_get: _fd_fdstat_get, - /** @export */ fd_read: _fd_read, - /** @export */ fd_seek: _fd_seek, - /** @export */ fd_sync: _fd_sync, - /** @export */ fd_write: _fd_write, - /** @export */ getaddrinfo: _getaddrinfo, - /** @export */ getnameinfo: _getnameinfo, - /** @export */ getprotobyname: _getprotobyname, - /** @export */ getprotobynumber: _getprotobynumber, - /** @export */ js_create_input_device: _js_create_input_device, - /** @export */ js_open_process: _js_open_process, - /** @export */ js_process_status: _js_process_status, - /** @export */ js_waitpid: _js_waitpid, - /** @export */ proc_exit: _proc_exit, - /** @export */ strftime: _strftime, - /** @export */ strftime_l: _strftime_l, - /** @export */ strptime: _strptime, - /** @export */ wasm_close: _wasm_close, - /** @export */ wasm_setsockopt: _wasm_setsockopt -}; - -var wasmExports = createWasm(); - -var ___wasm_call_ctors = () => (___wasm_call_ctors = wasmExports["__wasm_call_ctors"])(); - -var _malloc = a0 => (_malloc = wasmExports["malloc"])(a0); - -var _wasm_read = Module["_wasm_read"] = (a0, a1, a2) => (_wasm_read = Module["_wasm_read"] = wasmExports["wasm_read"])(a0, a1, a2); - -var _fflush = a0 => (_fflush = wasmExports["fflush"])(a0); - -var _wasm_popen = Module["_wasm_popen"] = (a0, a1) => (_wasm_popen = Module["_wasm_popen"] = wasmExports["wasm_popen"])(a0, a1); - -var _wasm_php_exec = Module["_wasm_php_exec"] = (a0, a1, a2, a3) => (_wasm_php_exec = Module["_wasm_php_exec"] = wasmExports["wasm_php_exec"])(a0, a1, a2, a3); - -var _php_pollfd_for = Module["_php_pollfd_for"] = (a0, a1, a2) => (_php_pollfd_for = Module["_php_pollfd_for"] = wasmExports["php_pollfd_for"])(a0, a1, a2); - -var _htons = a0 => (_htons = wasmExports["htons"])(a0); - -var _ntohs = a0 => (_ntohs = wasmExports["ntohs"])(a0); - -var _htonl = a0 => (_htonl = wasmExports["htonl"])(a0); - -var _wasm_sleep = Module["_wasm_sleep"] = a0 => (_wasm_sleep = Module["_wasm_sleep"] = wasmExports["wasm_sleep"])(a0); - -var ___wrap_select = Module["___wrap_select"] = (a0, a1, a2, a3, a4) => (___wrap_select = Module["___wrap_select"] = wasmExports["__wrap_select"])(a0, a1, a2, a3, a4); - -var _wasm_add_cli_arg = Module["_wasm_add_cli_arg"] = a0 => (_wasm_add_cli_arg = Module["_wasm_add_cli_arg"] = wasmExports["wasm_add_cli_arg"])(a0); - -var _run_cli = Module["_run_cli"] = () => (_run_cli = Module["_run_cli"] = wasmExports["run_cli"])(); - -var _wasm_set_sapi_name = Module["_wasm_set_sapi_name"] = a0 => (_wasm_set_sapi_name = Module["_wasm_set_sapi_name"] = wasmExports["wasm_set_sapi_name"])(a0); - -var _wasm_set_phpini_path = Module["_wasm_set_phpini_path"] = a0 => (_wasm_set_phpini_path = Module["_wasm_set_phpini_path"] = wasmExports["wasm_set_phpini_path"])(a0); - -var _wasm_add_SERVER_entry = Module["_wasm_add_SERVER_entry"] = (a0, a1) => (_wasm_add_SERVER_entry = Module["_wasm_add_SERVER_entry"] = wasmExports["wasm_add_SERVER_entry"])(a0, a1); - -var _wasm_add_ENV_entry = Module["_wasm_add_ENV_entry"] = (a0, a1) => (_wasm_add_ENV_entry = Module["_wasm_add_ENV_entry"] = wasmExports["wasm_add_ENV_entry"])(a0, a1); - -var _wasm_set_query_string = Module["_wasm_set_query_string"] = a0 => (_wasm_set_query_string = Module["_wasm_set_query_string"] = wasmExports["wasm_set_query_string"])(a0); - -var _wasm_set_path_translated = Module["_wasm_set_path_translated"] = a0 => (_wasm_set_path_translated = Module["_wasm_set_path_translated"] = wasmExports["wasm_set_path_translated"])(a0); - -var _wasm_set_skip_shebang = Module["_wasm_set_skip_shebang"] = a0 => (_wasm_set_skip_shebang = Module["_wasm_set_skip_shebang"] = wasmExports["wasm_set_skip_shebang"])(a0); - -var _wasm_set_request_uri = Module["_wasm_set_request_uri"] = a0 => (_wasm_set_request_uri = Module["_wasm_set_request_uri"] = wasmExports["wasm_set_request_uri"])(a0); + */ var fullDate = new Date( + date.year, + date.month, + date.day, + date.hour, + date.min, + date.sec, + 0 + ); + HEAP32[tm >> 2] = fullDate.getSeconds(); + HEAP32[(tm + 4) >> 2] = fullDate.getMinutes(); + HEAP32[(tm + 8) >> 2] = fullDate.getHours(); + HEAP32[(tm + 12) >> 2] = fullDate.getDate(); + HEAP32[(tm + 16) >> 2] = fullDate.getMonth(); + HEAP32[(tm + 20) >> 2] = fullDate.getFullYear() - 1900; + HEAP32[(tm + 24) >> 2] = fullDate.getDay(); + HEAP32[(tm + 28) >> 2] = + arraySum( + isLeapYear(fullDate.getFullYear()) + ? MONTH_DAYS_LEAP + : MONTH_DAYS_REGULAR, + fullDate.getMonth() - 1 + ) + + fullDate.getDate() - + 1; + HEAP32[(tm + 32) >> 2] = 0; + HEAP32[(tm + 36) >> 2] = date.gmtoff; + // we need to convert the matched sequence into an integer array to take care of UTF-8 characters > 0x7F + // TODO: not sure that intArrayFromString handles all unicode characters correctly + return buf + intArrayFromString(matches[0]).length - 1; + } + return 0; + }; + + function _wasm_close(socketd) { + return PHPWASM.shutdownSocket(socketd, 2); + } + + function _wasm_setsockopt( + socketd, + level, + optionName, + optionValuePtr, + optionLen + ) { + const optionValue = HEAPU8[optionValuePtr]; + const SOL_SOCKET = 1; + const SO_KEEPALIVE = 9; + const IPPROTO_TCP = 6; + const TCP_NODELAY = 1; + const isSupported = + (level === SOL_SOCKET && optionName === SO_KEEPALIVE) || + (level === IPPROTO_TCP && optionName === TCP_NODELAY); + if (!isSupported) { + console.warn( + `Unsupported socket option: ${level}, ${optionName}, ${optionValue}` + ); + return -1; + } + const ws = PHPWASM.getAllWebSockets(socketd)[0]; + if (!ws) { + return -1; + } + ws.setSocketOpt(level, optionName, optionValuePtr); + return 0; + } + + var Asyncify = { + instrumentWasmImports(imports) { + var importPattern = + /^(js_open_process|js_waitpid|js_process_status|js_create_input_device|wasm_setsockopt|wasm_shutdown|wasm_close|invoke_.*|__asyncjs__.*)$/; + for (let [x, original] of Object.entries(imports)) { + if (typeof original == 'function') { + let isAsyncifyImport = + original.isAsync || importPattern.test(x); + // Wrap async imports with a suspending WebAssembly function. + if (isAsyncifyImport) { + imports[x] = original = new WebAssembly.Suspending( + original + ); + } + } + } + }, + instrumentWasmExports(exports) { + var exportPattern = + /^(wasm_sleep|wasm_read|emscripten_sleep|wasm_sapi_handle_request|wasm_sapi_request_shutdown|wasm_poll_socket|wrap_select|__wrap_select|select|php_pollfd_for|fflush|wasm_popen|wasm_read|wasm_php_exec|run_cli|main|__main_argc_argv)$/; + Asyncify.asyncExports = new Set(); + var ret = {}; + for (let [x, original] of Object.entries(exports)) { + if (typeof original == 'function') { + // Wrap all exports with a promising WebAssembly function. + let isAsyncifyExport = exportPattern.test(x); + if (isAsyncifyExport) { + Asyncify.asyncExports.add(original); + original = Asyncify.makeAsyncFunction(original); + } + ret[x] = (...args) => original(...args); + } else { + ret[x] = original; + } + } + return ret; + }, + asyncExports: null, + isAsyncExport(func) { + return Asyncify.asyncExports?.has(func); + }, + handleAsync: async (startAsync) => { + runtimeKeepalivePush(); + try { + return await startAsync(); + } finally { + runtimeKeepalivePop(); + } + }, + handleSleep(startAsync) { + return Asyncify.handleAsync(() => new Promise(startAsync)); + }, + makeAsyncFunction(original) { + return WebAssembly.promising(original); + }, + }; + + var getCFunc = (ident) => { + var func = Module['_' + ident]; + // closure exported function + return func; + }; + + var writeArrayToMemory = (array, buffer) => { + HEAP8.set(array, buffer); + }; + + var stackSave = () => _emscripten_stack_get_current(); + + var stackRestore = (val) => __emscripten_stack_restore(val); + + /** + * @param {string|null=} returnType + * @param {Array=} argTypes + * @param {Arguments|Array=} args + * @param {Object=} opts + */ var ccall = (ident, returnType, argTypes, args, opts) => { + // For fast lookup of conversion functions + var toC = { + string: (str) => { + var ret = 0; + if (str !== null && str !== undefined && str !== 0) { + // null string + ret = stringToUTF8OnStack(str); + } + return ret; + }, + array: (arr) => { + var ret = stackAlloc(arr.length); + writeArrayToMemory(arr, ret); + return ret; + }, + }; + function convertReturnValue(ret) { + if (returnType === 'string') { + return UTF8ToString(ret); + } + if (returnType === 'boolean') return Boolean(ret); + return ret; + } + var func = getCFunc(ident); + var cArgs = []; + var stack = 0; + if (args) { + for (var i = 0; i < args.length; i++) { + var converter = toC[argTypes[i]]; + if (converter) { + if (stack === 0) stack = stackSave(); + cArgs[i] = converter(args[i]); + } else { + cArgs[i] = args[i]; + } + } + } + var ret = func(...cArgs); + function onDone(ret) { + if (stack !== 0) stackRestore(stack); + return convertReturnValue(ret); + } + var asyncMode = opts?.async; + if (asyncMode) return ret.then(onDone); + ret = onDone(ret); + return ret; + }; + + var FS_createPath = FS.createPath; + + var FS_unlink = (path) => FS.unlink(path); + + var FS_createLazyFile = FS.createLazyFile; + + var FS_createDevice = FS.createDevice; + + FS.createPreloadedFile = FS_createPreloadedFile; + + FS.staticInit(); + + // Set module methods based on EXPORTED_RUNTIME_METHODS + Module['FS_createPath'] = FS.createPath; + + Module['FS_createDataFile'] = FS.createDataFile; + + Module['FS_createPreloadedFile'] = FS.createPreloadedFile; + + Module['FS_unlink'] = FS.unlink; + + Module['FS_createLazyFile'] = FS.createLazyFile; + + Module['FS_createDevice'] = FS.createDevice; + + // This error may happen quite a bit. To avoid overhead we reuse it (and + // suffer a lack of stack info). + MEMFS.doesNotExistError = new FS.ErrnoError(44); + + /** @suppress {checkTypes} */ MEMFS.doesNotExistError.stack = + ''; + + if (ENVIRONMENT_IS_NODE) { + NODEFS.staticInit(); + } + + PHPWASM.init(); + + var wasmImports = { + /** @export */ __assert_fail: ___assert_fail, + /** @export */ __asyncjs__js_fd_read, + /** @export */ __asyncjs__js_module_onMessage, + /** @export */ __asyncjs__js_popen_to_file, + /** @export */ __asyncjs__wasm_poll_socket, + /** @export */ __call_sighandler: ___call_sighandler, + /** @export */ __syscall_accept4: ___syscall_accept4, + /** @export */ __syscall_bind: ___syscall_bind, + /** @export */ __syscall_chdir: ___syscall_chdir, + /** @export */ __syscall_chmod: ___syscall_chmod, + /** @export */ __syscall_connect: ___syscall_connect, + /** @export */ __syscall_dup: ___syscall_dup, + /** @export */ __syscall_dup3: ___syscall_dup3, + /** @export */ __syscall_faccessat: ___syscall_faccessat, + /** @export */ __syscall_fchmod: ___syscall_fchmod, + /** @export */ __syscall_fchown32: ___syscall_fchown32, + /** @export */ __syscall_fchownat: ___syscall_fchownat, + /** @export */ __syscall_fcntl64: ___syscall_fcntl64, + /** @export */ __syscall_fstat64: ___syscall_fstat64, + /** @export */ __syscall_ftruncate64: ___syscall_ftruncate64, + /** @export */ __syscall_getcwd: ___syscall_getcwd, + /** @export */ __syscall_getdents64: ___syscall_getdents64, + /** @export */ __syscall_getpeername: ___syscall_getpeername, + /** @export */ __syscall_getsockname: ___syscall_getsockname, + /** @export */ __syscall_getsockopt: ___syscall_getsockopt, + /** @export */ __syscall_ioctl: ___syscall_ioctl, + /** @export */ __syscall_listen: ___syscall_listen, + /** @export */ __syscall_lstat64: ___syscall_lstat64, + /** @export */ __syscall_mkdirat: ___syscall_mkdirat, + /** @export */ __syscall_newfstatat: ___syscall_newfstatat, + /** @export */ __syscall_openat: ___syscall_openat, + /** @export */ __syscall_pipe: ___syscall_pipe, + /** @export */ __syscall_poll: ___syscall_poll, + /** @export */ __syscall_readlinkat: ___syscall_readlinkat, + /** @export */ __syscall_recvfrom: ___syscall_recvfrom, + /** @export */ __syscall_renameat: ___syscall_renameat, + /** @export */ __syscall_rmdir: ___syscall_rmdir, + /** @export */ __syscall_sendto: ___syscall_sendto, + /** @export */ __syscall_socket: ___syscall_socket, + /** @export */ __syscall_stat64: ___syscall_stat64, + /** @export */ __syscall_statfs64: ___syscall_statfs64, + /** @export */ __syscall_symlinkat: ___syscall_symlinkat, + /** @export */ __syscall_unlinkat: ___syscall_unlinkat, + /** @export */ __syscall_utimensat: ___syscall_utimensat, + /** @export */ _abort_js: __abort_js, + /** @export */ _emscripten_lookup_name: __emscripten_lookup_name, + /** @export */ _emscripten_memcpy_js: __emscripten_memcpy_js, + /** @export */ _emscripten_runtime_keepalive_clear: + __emscripten_runtime_keepalive_clear, + /** @export */ _gmtime_js: __gmtime_js, + /** @export */ _localtime_js: __localtime_js, + /** @export */ _mktime_js: __mktime_js, + /** @export */ _mmap_js: __mmap_js, + /** @export */ _munmap_js: __munmap_js, + /** @export */ _setitimer_js: __setitimer_js, + /** @export */ _tzset_js: __tzset_js, + /** @export */ clock_time_get: _clock_time_get, + /** @export */ emscripten_date_now: _emscripten_date_now, + /** @export */ emscripten_get_heap_max: _emscripten_get_heap_max, + /** @export */ emscripten_get_now: _emscripten_get_now, + /** @export */ emscripten_resize_heap: _emscripten_resize_heap, + /** @export */ emscripten_sleep: _emscripten_sleep, + /** @export */ environ_get: _environ_get, + /** @export */ environ_sizes_get: _environ_sizes_get, + /** @export */ exit: _exit, + /** @export */ fd_close: _fd_close, + /** @export */ fd_fdstat_get: _fd_fdstat_get, + /** @export */ fd_read: _fd_read, + /** @export */ fd_seek: _fd_seek, + /** @export */ fd_sync: _fd_sync, + /** @export */ fd_write: _fd_write, + /** @export */ getaddrinfo: _getaddrinfo, + /** @export */ getnameinfo: _getnameinfo, + /** @export */ getprotobyname: _getprotobyname, + /** @export */ getprotobynumber: _getprotobynumber, + /** @export */ js_create_input_device: _js_create_input_device, + /** @export */ js_open_process: _js_open_process, + /** @export */ js_process_status: _js_process_status, + /** @export */ js_waitpid: _js_waitpid, + /** @export */ proc_exit: _proc_exit, + /** @export */ strptime: _strptime, + /** @export */ wasm_close: _wasm_close, + /** @export */ wasm_setsockopt: _wasm_setsockopt, + }; + + var wasmExports; + + createWasm(); + + var ___wasm_call_ctors = () => + (___wasm_call_ctors = wasmExports['__wasm_call_ctors'])(); + + var _malloc = (a0) => (_malloc = wasmExports['malloc'])(a0); + + var _wasm_read = (Module['_wasm_read'] = (a0, a1, a2) => + (_wasm_read = Module['_wasm_read'] = wasmExports['wasm_read'])( + a0, + a1, + a2 + )); + + var _fflush = (a0) => (_fflush = wasmExports['fflush'])(a0); + + var _wasm_popen = (Module['_wasm_popen'] = (a0, a1) => + (_wasm_popen = Module['_wasm_popen'] = wasmExports['wasm_popen'])( + a0, + a1 + )); + + var _wasm_php_exec = (Module['_wasm_php_exec'] = (a0, a1, a2, a3) => + (_wasm_php_exec = Module['_wasm_php_exec'] = + wasmExports['wasm_php_exec'])(a0, a1, a2, a3)); + + var _php_pollfd_for = (Module['_php_pollfd_for'] = (a0, a1, a2) => + (_php_pollfd_for = Module['_php_pollfd_for'] = + wasmExports['php_pollfd_for'])(a0, a1, a2)); + + var _htons = (a0) => (_htons = wasmExports['htons'])(a0); + + var _ntohs = (a0) => (_ntohs = wasmExports['ntohs'])(a0); + + var _htonl = (a0) => (_htonl = wasmExports['htonl'])(a0); + + var _wasm_sleep = (Module['_wasm_sleep'] = (a0) => + (_wasm_sleep = Module['_wasm_sleep'] = wasmExports['wasm_sleep'])(a0)); + + var ___wrap_select = (Module['___wrap_select'] = (a0, a1, a2, a3, a4) => + (___wrap_select = Module['___wrap_select'] = + wasmExports['__wrap_select'])(a0, a1, a2, a3, a4)); + + var _wasm_add_cli_arg = (Module['_wasm_add_cli_arg'] = (a0) => + (_wasm_add_cli_arg = Module['_wasm_add_cli_arg'] = + wasmExports['wasm_add_cli_arg'])(a0)); + + var _run_cli = (Module['_run_cli'] = () => + (_run_cli = Module['_run_cli'] = wasmExports['run_cli'])()); + + var _wasm_set_sapi_name = (Module['_wasm_set_sapi_name'] = (a0) => + (_wasm_set_sapi_name = Module['_wasm_set_sapi_name'] = + wasmExports['wasm_set_sapi_name'])(a0)); + + var _wasm_set_phpini_path = (Module['_wasm_set_phpini_path'] = (a0) => + (_wasm_set_phpini_path = Module['_wasm_set_phpini_path'] = + wasmExports['wasm_set_phpini_path'])(a0)); + + var _wasm_add_SERVER_entry = (Module['_wasm_add_SERVER_entry'] = (a0, a1) => + (_wasm_add_SERVER_entry = Module['_wasm_add_SERVER_entry'] = + wasmExports['wasm_add_SERVER_entry'])(a0, a1)); + + var _wasm_add_ENV_entry = (Module['_wasm_add_ENV_entry'] = (a0, a1) => + (_wasm_add_ENV_entry = Module['_wasm_add_ENV_entry'] = + wasmExports['wasm_add_ENV_entry'])(a0, a1)); + + var _wasm_set_query_string = (Module['_wasm_set_query_string'] = (a0) => + (_wasm_set_query_string = Module['_wasm_set_query_string'] = + wasmExports['wasm_set_query_string'])(a0)); + + var _wasm_set_path_translated = (Module['_wasm_set_path_translated'] = ( + a0 + ) => + (_wasm_set_path_translated = Module['_wasm_set_path_translated'] = + wasmExports['wasm_set_path_translated'])(a0)); -var _wasm_set_request_method = Module["_wasm_set_request_method"] = a0 => (_wasm_set_request_method = Module["_wasm_set_request_method"] = wasmExports["wasm_set_request_method"])(a0); + var _wasm_set_skip_shebang = (Module['_wasm_set_skip_shebang'] = (a0) => + (_wasm_set_skip_shebang = Module['_wasm_set_skip_shebang'] = + wasmExports['wasm_set_skip_shebang'])(a0)); -var _wasm_set_request_host = Module["_wasm_set_request_host"] = a0 => (_wasm_set_request_host = Module["_wasm_set_request_host"] = wasmExports["wasm_set_request_host"])(a0); + var _wasm_set_request_uri = (Module['_wasm_set_request_uri'] = (a0) => + (_wasm_set_request_uri = Module['_wasm_set_request_uri'] = + wasmExports['wasm_set_request_uri'])(a0)); -var _wasm_set_content_type = Module["_wasm_set_content_type"] = a0 => (_wasm_set_content_type = Module["_wasm_set_content_type"] = wasmExports["wasm_set_content_type"])(a0); + var _wasm_set_request_method = (Module['_wasm_set_request_method'] = (a0) => + (_wasm_set_request_method = Module['_wasm_set_request_method'] = + wasmExports['wasm_set_request_method'])(a0)); -var _wasm_set_request_body = Module["_wasm_set_request_body"] = a0 => (_wasm_set_request_body = Module["_wasm_set_request_body"] = wasmExports["wasm_set_request_body"])(a0); + var _wasm_set_request_host = (Module['_wasm_set_request_host'] = (a0) => + (_wasm_set_request_host = Module['_wasm_set_request_host'] = + wasmExports['wasm_set_request_host'])(a0)); -var _wasm_set_content_length = Module["_wasm_set_content_length"] = a0 => (_wasm_set_content_length = Module["_wasm_set_content_length"] = wasmExports["wasm_set_content_length"])(a0); + var _wasm_set_content_type = (Module['_wasm_set_content_type'] = (a0) => + (_wasm_set_content_type = Module['_wasm_set_content_type'] = + wasmExports['wasm_set_content_type'])(a0)); -var _wasm_set_cookies = Module["_wasm_set_cookies"] = a0 => (_wasm_set_cookies = Module["_wasm_set_cookies"] = wasmExports["wasm_set_cookies"])(a0); + var _wasm_set_request_body = (Module['_wasm_set_request_body'] = (a0) => + (_wasm_set_request_body = Module['_wasm_set_request_body'] = + wasmExports['wasm_set_request_body'])(a0)); -var _wasm_set_request_port = Module["_wasm_set_request_port"] = a0 => (_wasm_set_request_port = Module["_wasm_set_request_port"] = wasmExports["wasm_set_request_port"])(a0); + var _wasm_set_content_length = (Module['_wasm_set_content_length'] = (a0) => + (_wasm_set_content_length = Module['_wasm_set_content_length'] = + wasmExports['wasm_set_content_length'])(a0)); -var _wasm_sapi_request_shutdown = Module["_wasm_sapi_request_shutdown"] = () => (_wasm_sapi_request_shutdown = Module["_wasm_sapi_request_shutdown"] = wasmExports["wasm_sapi_request_shutdown"])(); + var _wasm_set_cookies = (Module['_wasm_set_cookies'] = (a0) => + (_wasm_set_cookies = Module['_wasm_set_cookies'] = + wasmExports['wasm_set_cookies'])(a0)); -var _wasm_sapi_handle_request = Module["_wasm_sapi_handle_request"] = () => (_wasm_sapi_handle_request = Module["_wasm_sapi_handle_request"] = wasmExports["wasm_sapi_handle_request"])(); + var _wasm_set_request_port = (Module['_wasm_set_request_port'] = (a0) => + (_wasm_set_request_port = Module['_wasm_set_request_port'] = + wasmExports['wasm_set_request_port'])(a0)); -var _php_wasm_init = Module["_php_wasm_init"] = () => (_php_wasm_init = Module["_php_wasm_init"] = wasmExports["php_wasm_init"])(); + var _wasm_sapi_request_shutdown = (Module['_wasm_sapi_request_shutdown'] = + () => + (_wasm_sapi_request_shutdown = Module[ + '_wasm_sapi_request_shutdown' + ] = + wasmExports['wasm_sapi_request_shutdown'])()); -var _wasm_free = Module["_wasm_free"] = a0 => (_wasm_free = Module["_wasm_free"] = wasmExports["wasm_free"])(a0); + var _wasm_sapi_handle_request = (Module['_wasm_sapi_handle_request'] = () => + (_wasm_sapi_handle_request = Module['_wasm_sapi_handle_request'] = + wasmExports['wasm_sapi_handle_request'])()); -var ___funcs_on_exit = () => (___funcs_on_exit = wasmExports["__funcs_on_exit"])(); + var _php_wasm_init = (Module['_php_wasm_init'] = () => + (_php_wasm_init = Module['_php_wasm_init'] = + wasmExports['php_wasm_init'])()); -var _emscripten_builtin_memalign = (a0, a1) => (_emscripten_builtin_memalign = wasmExports["emscripten_builtin_memalign"])(a0, a1); - -var __emscripten_timeout = (a0, a1) => (__emscripten_timeout = wasmExports["_emscripten_timeout"])(a0, a1); - -var ___trap = () => (___trap = wasmExports["__trap"])(); - -var __emscripten_tempret_set = a0 => (__emscripten_tempret_set = wasmExports["_emscripten_tempret_set"])(a0); - -var __emscripten_stack_restore = a0 => (__emscripten_stack_restore = wasmExports["_emscripten_stack_restore"])(a0); - -var __emscripten_stack_alloc = a0 => (__emscripten_stack_alloc = wasmExports["_emscripten_stack_alloc"])(a0); - -var _emscripten_stack_get_current = () => (_emscripten_stack_get_current = wasmExports["emscripten_stack_get_current"])(); - -var dynCall_vi = Module["dynCall_vi"] = (a0, a1) => (dynCall_vi = Module["dynCall_vi"] = wasmExports["dynCall_vi"])(a0, a1); - -Module["addRunDependency"] = addRunDependency; - -Module["removeRunDependency"] = removeRunDependency; - -Module["wasmExports"] = wasmExports; - -Module["ccall"] = ccall; - -Module["FS_createPreloadedFile"] = FS_createPreloadedFile; - -Module["FS_unlink"] = FS_unlink; - -Module["FS_createPath"] = FS_createPath; - -Module["FS_createDevice"] = FS_createDevice; - -Module["FS_createDataFile"] = FS_createDataFile; - -Module["FS_createLazyFile"] = FS_createLazyFile; - -Module["PROXYFS"] = PROXYFS; - -var calledRun; - -dependenciesFulfilled = function runCaller() { - if (!calledRun) run(); - if (!calledRun) dependenciesFulfilled = runCaller; -}; - -function run() { - if (runDependencies > 0) { - return; - } - preRun(); - if (runDependencies > 0) { - return; - } - function doRun() { - if (calledRun) return; - calledRun = true; - Module["calledRun"] = true; - if (ABORT) return; - initRuntime(); - if (Module["onRuntimeInitialized"]) Module["onRuntimeInitialized"](); - postRun(); - } - if (Module["setStatus"]) { - Module["setStatus"]("Running..."); - setTimeout(function() { - setTimeout(function() { - Module["setStatus"](""); - }, 1); - doRun(); - }, 1); - } else { - doRun(); - } -} - -if (Module["preInit"]) { - if (typeof Module["preInit"] == "function") Module["preInit"] = [ Module["preInit"] ]; - while (Module["preInit"].length > 0) { - Module["preInit"].pop()(); - } -} - -run(); -/** - * Emscripten resolves `localhost` to a random IP address. Let's - * make it always resolve to 127.0.0.1. - */ -DNS.address_map.addrs.localhost = '127.0.0.1'; - -/** - * Debugging Asyncify errors is tricky because the stack trace is lost when the - * error is thrown. This code saves the stack trace in a global variable - * so that it can be inspected later. - */ -PHPLoader.debug = 'debug' in PHPLoader ? PHPLoader.debug : true; -if (PHPLoader.debug && typeof Asyncify !== "undefined") { - const originalHandleSleep = Asyncify.handleSleep; - Asyncify.handleSleep = function (startAsync) { - if (!ABORT) { - Module["lastAsyncifyStackSource"] = new Error(); - } - return originalHandleSleep(startAsync); - } -} - -/** - * Data dependencies call removeRunDependency() when they are loaded. - * The synchronous call stack then continues to run. If an error occurs - * in PHP initialization, e.g. Out Of Memory error, it will not be - * caught by any try/catch. This override propagates the failure to - * PHPLoader.onAbort() so that it can be handled. - */ -const originalRemoveRunDependency = PHPLoader['removeRunDependency']; -PHPLoader['removeRunDependency'] = function (...args) { - try { - originalRemoveRunDependency(...args); - } catch (e) { - PHPLoader['onAbort'](e); - } -} + var _wasm_free = (Module['_wasm_free'] = (a0) => + (_wasm_free = Module['_wasm_free'] = wasmExports['wasm_free'])(a0)); -/** - * Other exports live in the Dockerfile in: - * - * * EXPORTED_RUNTIME_METHODS - * * EXPORTED_FUNCTIONS - * - * These exports, however, live in here because: - * - * * Listing them in EXPORTED_RUNTIME_METHODS doesn't actually - * export them. This could be a bug in Emscripten or a consequence of - * that option being deprecated. - * * Listing them in EXPORTED_FUNCTIONS works, but they are overridden - * on every `BasePHP.run()` call. This is a problem because we want to - * spy on these calls in some unit tests. - * - * Therefore, we export them here. - */ -PHPLoader['malloc'] = _malloc; -PHPLoader['free'] = typeof _free === 'function' ? _free : PHPLoader['_wasm_free']; - -return PHPLoader; - -// Close the opening bracket from esm-prefix.js: + var ___funcs_on_exit = () => + (___funcs_on_exit = wasmExports['__funcs_on_exit'])(); + + var _emscripten_builtin_memalign = (a0, a1) => + (_emscripten_builtin_memalign = + wasmExports['emscripten_builtin_memalign'])(a0, a1); + + var __emscripten_timeout = (a0, a1) => + (__emscripten_timeout = wasmExports['_emscripten_timeout'])(a0, a1); + + var ___trap = () => (___trap = wasmExports['__trap'])(); + + var __emscripten_tempret_set = (a0) => + (__emscripten_tempret_set = wasmExports['_emscripten_tempret_set'])(a0); + + var __emscripten_stack_restore = (a0) => + (__emscripten_stack_restore = wasmExports['_emscripten_stack_restore'])( + a0 + ); + + var __emscripten_stack_alloc = (a0) => + (__emscripten_stack_alloc = wasmExports['_emscripten_stack_alloc'])(a0); + + var _emscripten_stack_get_current = () => + (_emscripten_stack_get_current = + wasmExports['emscripten_stack_get_current'])(); + + var dynCall_vi = (Module['dynCall_vi'] = (a0, a1) => + (dynCall_vi = Module['dynCall_vi'] = wasmExports['dynCall_vi'])( + a0, + a1 + )); + + // include: postamble.js + // === Auto-generated postamble setup entry stuff === + Module['addRunDependency'] = addRunDependency; + + Module['removeRunDependency'] = removeRunDependency; + + Module['wasmExports'] = wasmExports; + + Module['ccall'] = ccall; + + Module['FS_createPreloadedFile'] = FS_createPreloadedFile; + + Module['FS_unlink'] = FS_unlink; + + Module['FS_createPath'] = FS_createPath; + + Module['FS_createDevice'] = FS_createDevice; + + Module['FS_createDataFile'] = FS_createDataFile; + + Module['FS_createLazyFile'] = FS_createLazyFile; + + Module['PROXYFS'] = PROXYFS; + + var calledRun; + + dependenciesFulfilled = function runCaller() { + // If run has never been called, and we should call run (INVOKE_RUN is true, and Module.noInitialRun is not false) + if (!calledRun) run(); + if (!calledRun) dependenciesFulfilled = runCaller; + }; + + // try this again later, after new deps are fulfilled + function run() { + if (runDependencies > 0) { + return; + } + preRun(); + // a preRun added a dependency, run will be called later + if (runDependencies > 0) { + return; + } + function doRun() { + // run may have just been called through dependencies being fulfilled just in this very frame, + // or while the async setStatus time below was happening + if (calledRun) return; + calledRun = true; + Module['calledRun'] = true; + if (ABORT) return; + initRuntime(); + Module['onRuntimeInitialized']?.(); + postRun(); + } + if (Module['setStatus']) { + Module['setStatus']('Running...'); + setTimeout(() => { + setTimeout(() => Module['setStatus'](''), 1); + doRun(); + }, 1); + } else { + doRun(); + } + } + + if (Module['preInit']) { + if (typeof Module['preInit'] == 'function') + Module['preInit'] = [Module['preInit']]; + while (Module['preInit'].length > 0) { + Module['preInit'].pop()(); + } + } + + run(); + /** + * Emscripten resolves `localhost` to a random IP address. Let's + * make it always resolve to 127.0.0.1. + */ + DNS.address_map.addrs.localhost = '127.0.0.1'; + + /** + * Debugging Asyncify errors is tricky because the stack trace is lost when the + * error is thrown. This code saves the stack trace in a global variable + * so that it can be inspected later. + */ + PHPLoader.debug = 'debug' in PHPLoader ? PHPLoader.debug : true; + if (PHPLoader.debug && typeof Asyncify !== 'undefined') { + const originalHandleSleep = Asyncify.handleSleep; + Asyncify.handleSleep = function (startAsync) { + if (!ABORT) { + Module['lastAsyncifyStackSource'] = new Error(); + } + return originalHandleSleep(startAsync); + }; + } + + /** + * Data dependencies call removeRunDependency() when they are loaded. + * The synchronous call stack then continues to run. If an error occurs + * in PHP initialization, e.g. Out Of Memory error, it will not be + * caught by any try/catch. This override propagates the failure to + * PHPLoader.onAbort() so that it can be handled. + */ + const originalRemoveRunDependency = PHPLoader['removeRunDependency']; + PHPLoader['removeRunDependency'] = function (...args) { + try { + originalRemoveRunDependency(...args); + } catch (e) { + PHPLoader['onAbort'](e); + } + }; + + /** + * Other exports live in the Dockerfile in: + * + * * EXPORTED_RUNTIME_METHODS + * * EXPORTED_FUNCTIONS + * + * These exports, however, live in here because: + * + * * Listing them in EXPORTED_RUNTIME_METHODS doesn't actually + * export them. This could be a bug in Emscripten or a consequence of + * that option being deprecated. + * * Listing them in EXPORTED_FUNCTIONS works, but they are overridden + * on every `BasePHP.run()` call. This is a problem because we want to + * spy on these calls in some unit tests. + * + * Therefore, we export them here. + */ + PHPLoader['malloc'] = _malloc; + PHPLoader['free'] = + typeof _free === 'function' ? _free : PHPLoader['_wasm_free']; + + return PHPLoader; + + // Close the opening bracket from esm-prefix.js: } diff --git a/packages/php-wasm/node/jspi/php_7_4.js b/packages/php-wasm/node/jspi/php_7_4.js index 61642c812c..0bf58f9990 100644 --- a/packages/php-wasm/node/jspi/php_7_4.js +++ b/packages/php-wasm/node/jspi/php_7_4.js @@ -1,6635 +1,8228 @@ -const dependencyFilename = __dirname + '/7_4_33/php_7_4.wasm'; -export { dependencyFilename }; -export const dependenciesTotalSize = 14693201; +const dependencyFilename = __dirname + '/7_4_33/php_7_4.wasm'; +export { dependencyFilename }; +export const dependenciesTotalSize = 15039096; export function init(RuntimeName, PHPLoader) { - /** - * Overrides Emscripten's default ExitStatus object which gets - * thrown on failure. Unfortunately, the default object is not - * a subclass of Error and does not provide any stack trace. - * - * This is a deliberate behavior on Emscripten's end to prevent - * memory leaks after the program exits. See: - * - * https://github.com/emscripten-core/emscripten/pull/9108 - * - * In case of WordPress Playground, the worker in which the PHP - * runs will typically exit after the PHP program finishes, so - * we don't have to worry about memory leaks. - * - * As for assigning to a previously undeclared ExitStatus variable here, - * the Emscripten module declares `ExitStatus` as `function ExitStatus` - * which means it gets hoisted to the top of the scope and can be - * reassigned here – before the actual declaration is reached. - * - * If that sounds weird, try this example: - * - * ExitStatus = () => { console.log("reassigned"); } - * function ExitStatus() {} - * ExitStatus(); - * // logs "reassigned" - */ - ExitStatus = class PHPExitStatus extends Error { - constructor(status) { - super(status); - this.name = "ExitStatus"; - this.message = "Program terminated with exit(" + status + ")"; - this.status = status; - } - } - - // The rest of the code comes from the built php.js file and esm-suffix.js -var Module = typeof PHPLoader != "undefined" ? PHPLoader : {}; - -var ENVIRONMENT_IS_WORKER=RuntimeName==="WORKER"; - -var ENVIRONMENT_IS_NODE=RuntimeName==="NODE"; - -if (ENVIRONMENT_IS_NODE) {} - -var moduleOverrides = Object.assign({}, Module); - -var arguments_ = []; - -var thisProgram = "./this.program"; - -var quit_ = (status, toThrow) => { - throw toThrow; -}; - -var scriptDirectory = ""; - -function locateFile(path) { - if (Module["locateFile"]) { - return Module["locateFile"](path, scriptDirectory); - } - return scriptDirectory + path; -} - -var read_, readAsync, readBinary; - -if (ENVIRONMENT_IS_NODE) { - var fs = require("fs"); - var nodePath = require("path"); - scriptDirectory = __dirname + "/"; - read_ = (filename, binary) => { - filename = isFileURI(filename) ? new URL(filename) : nodePath.normalize(filename); - return fs.readFileSync(filename, binary ? undefined : "utf8"); - }; - readBinary = filename => { - var ret = read_(filename, true); - if (!ret.buffer) { - ret = new Uint8Array(ret); - } - return ret; - }; - readAsync = (filename, onload, onerror, binary = true) => { - filename = isFileURI(filename) ? new URL(filename) : nodePath.normalize(filename); - fs.readFile(filename, binary ? undefined : "utf8", (err, data) => { - if (err) onerror(err); else onload(binary ? data.buffer : data); - }); - }; - if (!Module["thisProgram"] && process.argv.length > 1) { - thisProgram = process.argv[1].replace(/\\/g, "/"); - } - arguments_ = process.argv.slice(2); - if (typeof module != "undefined") { - module["exports"] = Module; - } - quit_ = (status, toThrow) => { - process.exitCode = status; - throw toThrow; - }; -} else {} - -var out = Module["print"] || console.log.bind(console); - -var err = Module["printErr"] || console.error.bind(console); - -Object.assign(Module, moduleOverrides); - -moduleOverrides = null; - -if (Module["arguments"]) arguments_ = Module["arguments"]; - -if (Module["thisProgram"]) thisProgram = Module["thisProgram"]; - -if (Module["quit"]) quit_ = Module["quit"]; - -var wasmBinary; - -if (Module["wasmBinary"]) wasmBinary = Module["wasmBinary"]; - -var wasmMemory; - -var ABORT = false; - -var EXITSTATUS; - -/** @type {function(*, string=)} */ function assert(condition, text) { - if (!condition) { - abort(text); - } -} - -var /** @type {!Int8Array} */ HEAP8, /** @type {!Uint8Array} */ HEAPU8, /** @type {!Int16Array} */ HEAP16, /** @type {!Uint16Array} */ HEAPU16, /** @type {!Int32Array} */ HEAP32, /** @type {!Uint32Array} */ HEAPU32, /** @type {!Float32Array} */ HEAPF32, /** @type {!Float64Array} */ HEAPF64; - -function updateMemoryViews() { - var b = wasmMemory.buffer; - Module["HEAP8"] = HEAP8 = new Int8Array(b); - Module["HEAP16"] = HEAP16 = new Int16Array(b); - Module["HEAPU8"] = HEAPU8 = new Uint8Array(b); - Module["HEAPU16"] = HEAPU16 = new Uint16Array(b); - Module["HEAP32"] = HEAP32 = new Int32Array(b); - Module["HEAPU32"] = HEAPU32 = new Uint32Array(b); - Module["HEAPF32"] = HEAPF32 = new Float32Array(b); - Module["HEAPF64"] = HEAPF64 = new Float64Array(b); -} - -var __ATPRERUN__ = []; - -var __ATINIT__ = []; - -var __ATEXIT__ = []; - -var __ATPOSTRUN__ = []; - -var runtimeInitialized = false; - -var runtimeExited = false; - -function preRun() { - if (Module["preRun"]) { - if (typeof Module["preRun"] == "function") Module["preRun"] = [ Module["preRun"] ]; - while (Module["preRun"].length) { - addOnPreRun(Module["preRun"].shift()); - } - } - callRuntimeCallbacks(__ATPRERUN__); -} - -function initRuntime() { - runtimeInitialized = true; - SOCKFS.root = FS.mount(SOCKFS, {}, null); - if (!Module["noFSInit"] && !FS.init.initialized) FS.init(); - FS.ignorePermissions = false; - TTY.init(); - PIPEFS.root = FS.mount(PIPEFS, {}, null); - callRuntimeCallbacks(__ATINIT__); -} - -function exitRuntime() { - ___funcs_on_exit(); - callRuntimeCallbacks(__ATEXIT__); - FS.quit(); - TTY.shutdown(); - runtimeExited = true; -} - -function postRun() { - if (Module["postRun"]) { - if (typeof Module["postRun"] == "function") Module["postRun"] = [ Module["postRun"] ]; - while (Module["postRun"].length) { - addOnPostRun(Module["postRun"].shift()); - } - } - callRuntimeCallbacks(__ATPOSTRUN__); -} - -function addOnPreRun(cb) { - __ATPRERUN__.unshift(cb); -} - -function addOnInit(cb) { - __ATINIT__.unshift(cb); -} - -function addOnPostRun(cb) { - __ATPOSTRUN__.unshift(cb); -} - -var runDependencies = 0; - -var runDependencyWatcher = null; - -var dependenciesFulfilled = null; - -function getUniqueRunDependency(id) { - return id; -} - -function addRunDependency(id) { - runDependencies++; - Module["monitorRunDependencies"]?.(runDependencies); -} - -function removeRunDependency(id) { - runDependencies--; - Module["monitorRunDependencies"]?.(runDependencies); - if (runDependencies == 0) { - if (runDependencyWatcher !== null) { - clearInterval(runDependencyWatcher); - runDependencyWatcher = null; - } - if (dependenciesFulfilled) { - var callback = dependenciesFulfilled; - dependenciesFulfilled = null; - callback(); - } - } -} - -/** @param {string|number=} what */ function abort(what) { - Module["onAbort"]?.(what); - what = "Aborted(" + what + ")"; - err(what); - ABORT = true; - EXITSTATUS = 1; - what += ". Build with -sASSERTIONS for more info."; - if (runtimeInitialized) { - ___trap(); - } - /** @suppress {checkTypes} */ var e = new WebAssembly.RuntimeError(what); - throw e; -} - -var dataURIPrefix = "data:application/octet-stream;base64,"; - -/** - * Indicates whether filename is a base64 data URI. - * @noinline - */ var isDataURI = filename => filename.startsWith(dataURIPrefix); - -/** - * Indicates whether filename is delivered via file protocol (as opposed to http/https) - * @noinline - */ var isFileURI = filename => filename.startsWith("file://"); - -function findWasmBinary() { - var f = dependencyFilename; - if (!isDataURI(f)) { - return locateFile(f); - } - return f; -} - -var wasmBinaryFile; - -function getBinarySync(file) { - if (file == wasmBinaryFile && wasmBinary) { - return new Uint8Array(wasmBinary); - } - if (readBinary) { - return readBinary(file); - } - throw "both async and sync fetching of the wasm failed"; -} - -function getBinaryPromise(binaryFile) { - if (!wasmBinary) { - return new Promise((resolve, reject) => { - readAsync(binaryFile, response => resolve(new Uint8Array(/** @type{!ArrayBuffer} */ (response))), error => { - try { - resolve(getBinarySync(binaryFile)); - } catch (e) { - reject(e); - } - }); - }); - } - return Promise.resolve().then(() => getBinarySync(binaryFile)); -} - -function instantiateArrayBuffer(binaryFile, imports, receiver) { - return getBinaryPromise(binaryFile).then(binary => WebAssembly.instantiate(binary, imports)).then(receiver, reason => { - err(`failed to asynchronously prepare wasm: ${reason}`); - abort(reason); - }); -} - -function instantiateAsync(binary, binaryFile, imports, callback) { - if (!binary && typeof WebAssembly.instantiateStreaming == "function" && !isDataURI(binaryFile) && !ENVIRONMENT_IS_NODE && typeof fetch == "function") { - return fetch(binaryFile, { - credentials: "same-origin" - }).then(response => { - /** @suppress {checkTypes} */ var result = WebAssembly.instantiateStreaming(response, imports); - return result.then(callback, function(reason) { - err(`wasm streaming compile failed: ${reason}`); - err("falling back to ArrayBuffer instantiation"); - return instantiateArrayBuffer(binaryFile, imports, callback); - }); - }); - } - return instantiateArrayBuffer(binaryFile, imports, callback); -} - -function getWasmImports() { - Asyncify.instrumentWasmImports(wasmImports); - return { - "env": wasmImports, - "wasi_snapshot_preview1": wasmImports - }; -} - -function createWasm() { - var info = getWasmImports(); - /** @param {WebAssembly.Module=} module*/ function receiveInstance(instance, module) { - wasmExports = instance.exports; - wasmExports = Asyncify.instrumentWasmExports(wasmExports); - Module["wasmExports"] = wasmExports; - wasmMemory = wasmExports["memory"]; - updateMemoryViews(); - addOnInit(wasmExports["__wasm_call_ctors"]); - removeRunDependency("wasm-instantiate"); - return wasmExports; - } - addRunDependency("wasm-instantiate"); - function receiveInstantiationResult(result) { - receiveInstance(result["instance"]); - } - if (Module["instantiateWasm"]) { - try { - return Module["instantiateWasm"](info, receiveInstance); - } catch (e) { - err(`Module.instantiateWasm callback failed with error: ${e}`); - return false; - } - } - if (!wasmBinaryFile) wasmBinaryFile = findWasmBinary(); - instantiateAsync(wasmBinary, wasmBinaryFile, info, receiveInstantiationResult); - return {}; -} - -var tempDouble; - -var tempI64; - -function __asyncjs__js_popen_to_file(command, mode, exitCodePtr) { - return Asyncify.handleAsync(async () => { - const returnCallback = resolver => new Promise(resolver); - if (!command) return 1; - const cmdstr = UTF8ToString(command); - if (!cmdstr.length) return 0; - const modestr = UTF8ToString(mode); - if (!modestr.length) return 0; - if (modestr === "w") { - console.error('popen($cmd, "w") is not implemented yet'); - } - return returnCallback(async wakeUp => { - let cp; - try { - cp = PHPWASM.spawnProcess(cmdstr, []); - if (cp instanceof Promise) { - cp = await cp; - } - } catch (e) { - console.error(e); - if (e.code === "SPAWN_UNSUPPORTED") { - return 1; - } - throw e; - } - const outByteArrays = []; - cp.stdout.on("data", function(data) { - outByteArrays.push(data); - }); - const outputPath = "/tmp/popen_output"; - cp.on("exit", function(exitCode) { - const outBytes = new Uint8Array(outByteArrays.reduce((acc, curr) => acc + curr.length, 0)); - let offset = 0; - for (const byteArray of outByteArrays) { - outBytes.set(byteArray, offset); - offset += byteArray.length; - } - FS.writeFile(outputPath, outBytes); - HEAPU8[exitCodePtr] = exitCode; - wakeUp(allocateUTF8OnStack(outputPath)); - }); - }); - }); -} - -__asyncjs__js_popen_to_file.sig = "iiii"; - -function __asyncjs__wasm_poll_socket(socketd, events, timeout) { - return Asyncify.handleAsync(async () => { - const returnCallback = resolver => new Promise(resolver); - const POLLIN = 1; - const POLLPRI = 2; - const POLLOUT = 4; - const POLLERR = 8; - const POLLHUP = 16; - const POLLNVAL = 32; - return returnCallback(wakeUp => { - const polls = []; - if (socketd in PHPWASM.child_proc_by_fd) { - const procInfo = PHPWASM.child_proc_by_fd[socketd]; - if (procInfo.exited) { - wakeUp(0); - return; - } - polls.push(PHPWASM.awaitEvent(procInfo.stdout, "data")); - } else if (FS.isSocket(FS.getStream(socketd)?.node.mode)) { - const sock = getSocketFromFD(socketd); - if (!sock) { - wakeUp(0); - return; - } - const lookingFor = new Set; - if (events & POLLIN || events & POLLPRI) { - if (sock.server) { - for (const client of sock.pending) { - if ((client.recv_queue || []).length > 0) { - wakeUp(1); - return; - } - } - } else if ((sock.recv_queue || []).length > 0) { - wakeUp(1); - return; - } - } - const webSockets = PHPWASM.getAllWebSockets(sock); - if (!webSockets.length) { - wakeUp(0); - return; - } - for (const ws of webSockets) { - if (events & POLLIN || events & POLLPRI) { - polls.push(PHPWASM.awaitData(ws)); - lookingFor.add("POLLIN"); - } - if (events & POLLOUT) { - polls.push(PHPWASM.awaitConnection(ws)); - lookingFor.add("POLLOUT"); - } - if (events & POLLHUP) { - polls.push(PHPWASM.awaitClose(ws)); - lookingFor.add("POLLHUP"); - } - if (events & POLLERR || events & POLLNVAL) { - polls.push(PHPWASM.awaitError(ws)); - lookingFor.add("POLLERR"); - } - } - } else { - setTimeout(function() { - wakeUp(1); - }, timeout); - return; - } - if (polls.length === 0) { - console.warn("Unsupported poll event " + events + ", defaulting to setTimeout()."); - setTimeout(function() { - wakeUp(0); - }, timeout); - return; - } - const promises = polls.map(([promise]) => promise); - const clearPolling = () => polls.forEach(([, clear]) => clear()); - let awaken = false; - let timeoutId; - Promise.race(promises).then(function(results) { - if (!awaken) { - awaken = true; - wakeUp(1); - if (timeoutId) { - clearTimeout(timeoutId); - } - clearPolling(); - } - }); - if (timeout !== -1) { - timeoutId = setTimeout(function() { - if (!awaken) { - awaken = true; - wakeUp(0); - clearPolling(); - } - }, timeout); - } - }); - }); -} - -__asyncjs__wasm_poll_socket.sig = "iiii"; - -function __asyncjs__js_fd_read(fd, iov, iovcnt, pnum) { - return Asyncify.handleAsync(async () => { - const returnCallback = resolver => new Promise(resolver); - if (Asyncify?.State?.Normal === undefined || Asyncify?.state === Asyncify?.State?.Normal) { - var returnCode; - var stream; - let num = 0; - try { - stream = SYSCALLS.getStreamFromFD(fd); - const num = doReadv(stream, iov, iovcnt); - HEAPU32[pnum >> 2] = num; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) { - throw e; - } - if (e.errno !== 6 || !(stream?.fd in PHPWASM.child_proc_by_fd)) { - HEAPU32[pnum >> 2] = 0; - return returnCode; - } - } - } - return returnCallback(wakeUp => { - var retries = 0; - var interval = 50; - var timeout = 5e3; - var maxRetries = timeout / interval; - function poll() { - var returnCode; - var stream; - let num; - try { - stream = SYSCALLS.getStreamFromFD(fd); - num = doReadv(stream, iov, iovcnt); - returnCode = 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) { - console.error(e); - throw e; - } - returnCode = e.errno; - } - const success = returnCode === 0; - const failure = (++retries > maxRetries || !(fd in PHPWASM.child_proc_by_fd) || PHPWASM.child_proc_by_fd[fd]?.exited || FS.isClosed(stream)); - if (success) { - HEAPU32[pnum >> 2] = num; - wakeUp(0); - } else if (failure) { - HEAPU32[pnum >> 2] = 0; - wakeUp(returnCode === 6 ? 0 : returnCode); - } else { - setTimeout(poll, interval); - } - } - poll(); - }); - }); -} - -__asyncjs__js_fd_read.sig = "iiiii"; - -function __asyncjs__js_module_onMessage(data, response_buffer) { - return Asyncify.handleAsync(async () => { - if (Module["onMessage"]) { - const dataStr = UTF8ToString(data); - return Module["onMessage"](dataStr).then(response => { - const responseBytes = typeof response === "string" ? (new TextEncoder).encode(response) : response; - const responseSize = responseBytes.byteLength; - const responsePtr = _malloc(responseSize + 1); - HEAPU8.set(responseBytes, responsePtr); - HEAPU8[responsePtr + responseSize] = 0; - HEAPU8[response_buffer] = responsePtr; - HEAPU8[response_buffer + 1] = responsePtr >> 8; - HEAPU8[response_buffer + 2] = responsePtr >> 16; - HEAPU8[response_buffer + 3] = responsePtr >> 24; - return responseSize; - }).catch(e => { - console.error(e); - return -1; - }); - } - }); -} - -__asyncjs__js_module_onMessage.sig = "iii"; - -/** @constructor */ function ExitStatus(status) { - this.name = "ExitStatus"; - this.message = `Program terminated with exit(${status})`; - this.status = status; -} - -var callRuntimeCallbacks = callbacks => { - while (callbacks.length > 0) { - callbacks.shift()(Module); - } -}; - -var noExitRuntime = Module["noExitRuntime"] || false; - -/** @type {function(...*):?} */ function _SharpYuvConvert() { - abort("missing function: SharpYuvConvert"); -} - -_SharpYuvConvert.stub = true; - -/** @type {function(...*):?} */ function _SharpYuvGetConversionMatrix() { - abort("missing function: SharpYuvGetConversionMatrix"); -} - -_SharpYuvGetConversionMatrix.stub = true; - -/** @type {function(...*):?} */ function _SharpYuvInit() { - abort("missing function: SharpYuvInit"); -} - -_SharpYuvInit.stub = true; - -var UTF8Decoder = typeof TextDecoder != "undefined" ? new TextDecoder("utf8") : undefined; - -/** - * Given a pointer 'idx' to a null-terminated UTF8-encoded string in the given - * array that contains uint8 values, returns a copy of that string as a - * Javascript String object. - * heapOrArray is either a regular array, or a JavaScript typed array view. - * @param {number} idx - * @param {number=} maxBytesToRead - * @return {string} - */ var UTF8ArrayToString = (heapOrArray, idx, maxBytesToRead) => { - var endIdx = idx + maxBytesToRead; - var endPtr = idx; - while (heapOrArray[endPtr] && !(endPtr >= endIdx)) ++endPtr; - if (endPtr - idx > 16 && heapOrArray.buffer && UTF8Decoder) { - return UTF8Decoder.decode(heapOrArray.subarray(idx, endPtr)); - } - var str = ""; - while (idx < endPtr) { - var u0 = heapOrArray[idx++]; - if (!(u0 & 128)) { - str += String.fromCharCode(u0); - continue; - } - var u1 = heapOrArray[idx++] & 63; - if ((u0 & 224) == 192) { - str += String.fromCharCode(((u0 & 31) << 6) | u1); - continue; - } - var u2 = heapOrArray[idx++] & 63; - if ((u0 & 240) == 224) { - u0 = ((u0 & 15) << 12) | (u1 << 6) | u2; - } else { - u0 = ((u0 & 7) << 18) | (u1 << 12) | (u2 << 6) | (heapOrArray[idx++] & 63); - } - if (u0 < 65536) { - str += String.fromCharCode(u0); - } else { - var ch = u0 - 65536; - str += String.fromCharCode(55296 | (ch >> 10), 56320 | (ch & 1023)); - } - } - return str; -}; - -/** - * Given a pointer 'ptr' to a null-terminated UTF8-encoded string in the - * emscripten HEAP, returns a copy of that string as a Javascript String object. - * - * @param {number} ptr - * @param {number=} maxBytesToRead - An optional length that specifies the - * maximum number of bytes to read. You can omit this parameter to scan the - * string until the first 0 byte. If maxBytesToRead is passed, and the string - * at [ptr, ptr+maxBytesToReadr[ contains a null byte in the middle, then the - * string will cut short at that byte index (i.e. maxBytesToRead will not - * produce a string of exact length [ptr, ptr+maxBytesToRead[) N.B. mixing - * frequent uses of UTF8ToString() with and without maxBytesToRead may throw - * JS JIT optimizations off, so it is worth to consider consistently using one - * @return {string} - */ var UTF8ToString = (ptr, maxBytesToRead) => ptr ? UTF8ArrayToString(HEAPU8, ptr, maxBytesToRead) : ""; - -Module["UTF8ToString"] = UTF8ToString; - -var ___assert_fail = (condition, filename, line, func) => { - abort(`Assertion failed: ${UTF8ToString(condition)}, at: ` + [ filename ? UTF8ToString(filename) : "unknown filename", line, func ? UTF8ToString(func) : "unknown function" ]); -}; - -var ___call_sighandler = (fp, sig) => (a1 => dynCall_vi(fp, a1))(sig); - -var initRandomFill = () => { - if (typeof crypto == "object" && typeof crypto["getRandomValues"] == "function") { - return view => crypto.getRandomValues(view); - } else if (ENVIRONMENT_IS_NODE) { - try { - var crypto_module = require("crypto"); - var randomFillSync = crypto_module["randomFillSync"]; - if (randomFillSync) { - return view => crypto_module["randomFillSync"](view); - } - var randomBytes = crypto_module["randomBytes"]; - return view => (view.set(randomBytes(view.byteLength)), view); - } catch (e) {} - } - abort("initRandomDevice"); -}; - -var randomFill = view => (randomFill = initRandomFill())(view); - -var PATH = { - isAbs: path => path.charAt(0) === "/", - splitPath: filename => { - var splitPathRe = /^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/; - return splitPathRe.exec(filename).slice(1); - }, - normalizeArray: (parts, allowAboveRoot) => { - var up = 0; - for (var i = parts.length - 1; i >= 0; i--) { - var last = parts[i]; - if (last === ".") { - parts.splice(i, 1); - } else if (last === "..") { - parts.splice(i, 1); - up++; - } else if (up) { - parts.splice(i, 1); - up--; - } - } - if (allowAboveRoot) { - for (;up; up--) { - parts.unshift(".."); - } - } - return parts; - }, - normalize: path => { - var isAbsolute = PATH.isAbs(path), trailingSlash = path.substr(-1) === "/"; - path = PATH.normalizeArray(path.split("/").filter(p => !!p), !isAbsolute).join("/"); - if (!path && !isAbsolute) { - path = "."; - } - if (path && trailingSlash) { - path += "/"; - } - return (isAbsolute ? "/" : "") + path; - }, - dirname: path => { - var result = PATH.splitPath(path), root = result[0], dir = result[1]; - if (!root && !dir) { - return "."; - } - if (dir) { - dir = dir.substr(0, dir.length - 1); - } - return root + dir; - }, - basename: path => { - if (path === "/") return "/"; - path = PATH.normalize(path); - path = path.replace(/\/$/, ""); - var lastSlash = path.lastIndexOf("/"); - if (lastSlash === -1) return path; - return path.substr(lastSlash + 1); - }, - join: (...paths) => PATH.normalize(paths.join("/")), - join2: (l, r) => PATH.normalize(l + "/" + r) -}; - -var PATH_FS = { - resolve: (...args) => { - var resolvedPath = "", resolvedAbsolute = false; - for (var i = args.length - 1; i >= -1 && !resolvedAbsolute; i--) { - var path = (i >= 0) ? args[i] : FS.cwd(); - if (typeof path != "string") { - throw new TypeError("Arguments to path.resolve must be strings"); - } else if (!path) { - return ""; - } - resolvedPath = path + "/" + resolvedPath; - resolvedAbsolute = PATH.isAbs(path); - } - resolvedPath = PATH.normalizeArray(resolvedPath.split("/").filter(p => !!p), !resolvedAbsolute).join("/"); - return ((resolvedAbsolute ? "/" : "") + resolvedPath) || "."; - }, - relative: (from, to) => { - from = PATH_FS.resolve(from).substr(1); - to = PATH_FS.resolve(to).substr(1); - function trim(arr) { - var start = 0; - for (;start < arr.length; start++) { - if (arr[start] !== "") break; - } - var end = arr.length - 1; - for (;end >= 0; end--) { - if (arr[end] !== "") break; - } - if (start > end) return []; - return arr.slice(start, end - start + 1); - } - var fromParts = trim(from.split("/")); - var toParts = trim(to.split("/")); - var length = Math.min(fromParts.length, toParts.length); - var samePartsLength = length; - for (var i = 0; i < length; i++) { - if (fromParts[i] !== toParts[i]) { - samePartsLength = i; - break; - } - } - var outputParts = []; - for (var i = samePartsLength; i < fromParts.length; i++) { - outputParts.push(".."); - } - outputParts = outputParts.concat(toParts.slice(samePartsLength)); - return outputParts.join("/"); - } -}; - -var FS_stdin_getChar_buffer = []; - -var lengthBytesUTF8 = str => { - var len = 0; - for (var i = 0; i < str.length; ++i) { - var c = str.charCodeAt(i); - if (c <= 127) { - len++; - } else if (c <= 2047) { - len += 2; - } else if (c >= 55296 && c <= 57343) { - len += 4; - ++i; - } else { - len += 3; - } - } - return len; -}; - -Module["lengthBytesUTF8"] = lengthBytesUTF8; - -var stringToUTF8Array = (str, heap, outIdx, maxBytesToWrite) => { - if (!(maxBytesToWrite > 0)) return 0; - var startIdx = outIdx; - var endIdx = outIdx + maxBytesToWrite - 1; - for (var i = 0; i < str.length; ++i) { - var u = str.charCodeAt(i); - if (u >= 55296 && u <= 57343) { - var u1 = str.charCodeAt(++i); - u = 65536 + ((u & 1023) << 10) | (u1 & 1023); - } - if (u <= 127) { - if (outIdx >= endIdx) break; - heap[outIdx++] = u; - } else if (u <= 2047) { - if (outIdx + 1 >= endIdx) break; - heap[outIdx++] = 192 | (u >> 6); - heap[outIdx++] = 128 | (u & 63); - } else if (u <= 65535) { - if (outIdx + 2 >= endIdx) break; - heap[outIdx++] = 224 | (u >> 12); - heap[outIdx++] = 128 | ((u >> 6) & 63); - heap[outIdx++] = 128 | (u & 63); - } else { - if (outIdx + 3 >= endIdx) break; - heap[outIdx++] = 240 | (u >> 18); - heap[outIdx++] = 128 | ((u >> 12) & 63); - heap[outIdx++] = 128 | ((u >> 6) & 63); - heap[outIdx++] = 128 | (u & 63); - } - } - heap[outIdx] = 0; - return outIdx - startIdx; -}; - -/** @type {function(string, boolean=, number=)} */ function intArrayFromString(stringy, dontAddNull, length) { - var len = length > 0 ? length : lengthBytesUTF8(stringy) + 1; - var u8array = new Array(len); - var numBytesWritten = stringToUTF8Array(stringy, u8array, 0, u8array.length); - if (dontAddNull) u8array.length = numBytesWritten; - return u8array; -} - -var FS_stdin_getChar = () => { - if (!FS_stdin_getChar_buffer.length) { - var result = null; - if (ENVIRONMENT_IS_NODE) { - var BUFSIZE = 256; - var buf = Buffer.alloc(BUFSIZE); - var bytesRead = 0; - /** @suppress {missingProperties} */ var fd = process.stdin.fd; - try { - bytesRead = fs.readSync(fd, buf, 0, BUFSIZE); - } catch (e) { - if (e.toString().includes("EOF")) bytesRead = 0; else throw e; - } - if (bytesRead > 0) { - result = buf.slice(0, bytesRead).toString("utf-8"); - } - } else {} - if (!result) { - return null; - } - FS_stdin_getChar_buffer = intArrayFromString(result, true); - } - return FS_stdin_getChar_buffer.shift(); -}; - -var TTY = { - ttys: [], - init() {}, - shutdown() {}, - register(dev, ops) { - TTY.ttys[dev] = { - input: [], - output: [], - ops: ops - }; - FS.registerDevice(dev, TTY.stream_ops); - }, - stream_ops: { - open(stream) { - var tty = TTY.ttys[stream.node.rdev]; - if (!tty) { - throw new FS.ErrnoError(43); - } - stream.tty = tty; - stream.seekable = false; - }, - close(stream) { - stream.tty.ops.fsync(stream.tty); - }, - fsync(stream) { - stream.tty.ops.fsync(stream.tty); - }, - read(stream, buffer, offset, length, pos) { - /* ignored */ if (!stream.tty || !stream.tty.ops.get_char) { - throw new FS.ErrnoError(60); - } - var bytesRead = 0; - for (var i = 0; i < length; i++) { - var result; - try { - result = stream.tty.ops.get_char(stream.tty); - } catch (e) { - throw new FS.ErrnoError(29); - } - if (result === undefined && bytesRead === 0) { - throw new FS.ErrnoError(6); - } - if (result === null || result === undefined) break; - bytesRead++; - buffer[offset + i] = result; - } - if (bytesRead) { - stream.node.timestamp = Date.now(); - } - return bytesRead; - }, - write(stream, buffer, offset, length, pos) { - if (!stream.tty || !stream.tty.ops.put_char) { - throw new FS.ErrnoError(60); - } - try { - for (var i = 0; i < length; i++) { - stream.tty.ops.put_char(stream.tty, buffer[offset + i]); - } - } catch (e) { - throw new FS.ErrnoError(29); - } - if (length) { - stream.node.timestamp = Date.now(); - } - return i; - } - }, - default_tty_ops: { - get_char(tty) { - return FS_stdin_getChar(); - }, - put_char(tty, val) { - if (val === null || val === 10) { - out(UTF8ArrayToString(tty.output, 0)); - tty.output = []; - } else { - if (val != 0) tty.output.push(val); - } - }, - fsync(tty) { - if (tty.output && tty.output.length > 0) { - out(UTF8ArrayToString(tty.output, 0)); - tty.output = []; - } - }, - ioctl_tcgets(tty) { - return { - c_iflag: 25856, - c_oflag: 5, - c_cflag: 191, - c_lflag: 35387, - c_cc: [ 3, 28, 127, 21, 4, 0, 1, 0, 17, 19, 26, 0, 18, 15, 23, 22, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 ] - }; - }, - ioctl_tcsets(tty, optional_actions, data) { - return 0; - }, - ioctl_tiocgwinsz(tty) { - return [ 24, 80 ]; - } - }, - default_tty1_ops: { - put_char(tty, val) { - if (val === null || val === 10) { - err(UTF8ArrayToString(tty.output, 0)); - tty.output = []; - } else { - if (val != 0) tty.output.push(val); - } - }, - fsync(tty) { - if (tty.output && tty.output.length > 0) { - err(UTF8ArrayToString(tty.output, 0)); - tty.output = []; - } - } - } -}; - -var zeroMemory = (address, size) => { - HEAPU8.fill(0, address, address + size); - return address; -}; - -var alignMemory = (size, alignment) => Math.ceil(size / alignment) * alignment; - -var mmapAlloc = size => { - size = alignMemory(size, 65536); - var ptr = _emscripten_builtin_memalign(65536, size); - if (!ptr) return 0; - return zeroMemory(ptr, size); -}; - -var MEMFS = { - ops_table: null, - mount(mount) { - return MEMFS.createNode(null, "/", 16384 | 511, /* 0777 */ 0); - }, - createNode(parent, name, mode, dev) { - if (FS.isBlkdev(mode) || FS.isFIFO(mode)) { - throw new FS.ErrnoError(63); - } - MEMFS.ops_table ||= { - dir: { - node: { - getattr: MEMFS.node_ops.getattr, - setattr: MEMFS.node_ops.setattr, - lookup: MEMFS.node_ops.lookup, - mknod: MEMFS.node_ops.mknod, - rename: MEMFS.node_ops.rename, - unlink: MEMFS.node_ops.unlink, - rmdir: MEMFS.node_ops.rmdir, - readdir: MEMFS.node_ops.readdir, - symlink: MEMFS.node_ops.symlink - }, - stream: { - llseek: MEMFS.stream_ops.llseek - } - }, - file: { - node: { - getattr: MEMFS.node_ops.getattr, - setattr: MEMFS.node_ops.setattr - }, - stream: { - llseek: MEMFS.stream_ops.llseek, - read: MEMFS.stream_ops.read, - write: MEMFS.stream_ops.write, - allocate: MEMFS.stream_ops.allocate, - mmap: MEMFS.stream_ops.mmap, - msync: MEMFS.stream_ops.msync - } - }, - link: { - node: { - getattr: MEMFS.node_ops.getattr, - setattr: MEMFS.node_ops.setattr, - readlink: MEMFS.node_ops.readlink - }, - stream: {} - }, - chrdev: { - node: { - getattr: MEMFS.node_ops.getattr, - setattr: MEMFS.node_ops.setattr - }, - stream: FS.chrdev_stream_ops - } - }; - var node = FS.createNode(parent, name, mode, dev); - if (FS.isDir(node.mode)) { - node.node_ops = MEMFS.ops_table.dir.node; - node.stream_ops = MEMFS.ops_table.dir.stream; - node.contents = {}; - } else if (FS.isFile(node.mode)) { - node.node_ops = MEMFS.ops_table.file.node; - node.stream_ops = MEMFS.ops_table.file.stream; - node.usedBytes = 0; - node.contents = null; - } else if (FS.isLink(node.mode)) { - node.node_ops = MEMFS.ops_table.link.node; - node.stream_ops = MEMFS.ops_table.link.stream; - } else if (FS.isChrdev(node.mode)) { - node.node_ops = MEMFS.ops_table.chrdev.node; - node.stream_ops = MEMFS.ops_table.chrdev.stream; - } - node.timestamp = Date.now(); - if (parent) { - parent.contents[name] = node; - parent.timestamp = node.timestamp; - } - return node; - }, - getFileDataAsTypedArray(node) { - if (!node.contents) return new Uint8Array(0); - if (node.contents.subarray) return node.contents.subarray(0, node.usedBytes); - return new Uint8Array(node.contents); - }, - expandFileStorage(node, newCapacity) { - var prevCapacity = node.contents ? node.contents.length : 0; - if (prevCapacity >= newCapacity) return; - var CAPACITY_DOUBLING_MAX = 1024 * 1024; - newCapacity = Math.max(newCapacity, (prevCapacity * (prevCapacity < CAPACITY_DOUBLING_MAX ? 2 : 1.125)) >>> 0); - if (prevCapacity != 0) newCapacity = Math.max(newCapacity, 256); - var oldContents = node.contents; - node.contents = new Uint8Array(newCapacity); - if (node.usedBytes > 0) node.contents.set(oldContents.subarray(0, node.usedBytes), 0); - }, - resizeFileStorage(node, newSize) { - if (node.usedBytes == newSize) return; - if (newSize == 0) { - node.contents = null; - node.usedBytes = 0; - } else { - var oldContents = node.contents; - node.contents = new Uint8Array(newSize); - if (oldContents) { - node.contents.set(oldContents.subarray(0, Math.min(newSize, node.usedBytes))); - } - node.usedBytes = newSize; - } - }, - node_ops: { - getattr(node) { - var attr = {}; - attr.dev = FS.isChrdev(node.mode) ? node.id : 1; - attr.ino = node.id; - attr.mode = node.mode; - attr.nlink = 1; - attr.uid = 0; - attr.gid = 0; - attr.rdev = node.rdev; - if (FS.isDir(node.mode)) { - attr.size = 4096; - } else if (FS.isFile(node.mode)) { - attr.size = node.usedBytes; - } else if (FS.isLink(node.mode)) { - attr.size = node.link.length; - } else { - attr.size = 0; - } - attr.atime = new Date(node.timestamp); - attr.mtime = new Date(node.timestamp); - attr.ctime = new Date(node.timestamp); - attr.blksize = 4096; - attr.blocks = Math.ceil(attr.size / attr.blksize); - return attr; - }, - setattr(node, attr) { - if (attr.mode !== undefined) { - node.mode = attr.mode; - } - if (attr.timestamp !== undefined) { - node.timestamp = attr.timestamp; - } - if (attr.size !== undefined) { - MEMFS.resizeFileStorage(node, attr.size); - } - }, - lookup(parent, name) { - throw FS.genericErrors[44]; - }, - mknod(parent, name, mode, dev) { - return MEMFS.createNode(parent, name, mode, dev); - }, - rename(old_node, new_dir, new_name) { - if (FS.isDir(old_node.mode)) { - var new_node; - try { - new_node = FS.lookupNode(new_dir, new_name); - } catch (e) {} - if (new_node) { - for (var i in new_node.contents) { - throw new FS.ErrnoError(55); - } - } - } - delete old_node.parent.contents[old_node.name]; - old_node.parent.timestamp = Date.now(); - old_node.name = new_name; - new_dir.contents[new_name] = old_node; - new_dir.timestamp = old_node.parent.timestamp; - }, - unlink(parent, name) { - delete parent.contents[name]; - parent.timestamp = Date.now(); - }, - rmdir(parent, name) { - var node = FS.lookupNode(parent, name); - for (var i in node.contents) { - throw new FS.ErrnoError(55); - } - delete parent.contents[name]; - parent.timestamp = Date.now(); - }, - readdir(node) { - var entries = [ ".", ".." ]; - for (var key of Object.keys(node.contents)) { - entries.push(key); - } - return entries; - }, - symlink(parent, newname, oldpath) { - var node = MEMFS.createNode(parent, newname, 511 | /* 0777 */ 40960, 0); - node.link = oldpath; - return node; - }, - readlink(node) { - if (!FS.isLink(node.mode)) { - throw new FS.ErrnoError(28); - } - return node.link; - } - }, - stream_ops: { - read(stream, buffer, offset, length, position) { - var contents = stream.node.contents; - if (position >= stream.node.usedBytes) return 0; - var size = Math.min(stream.node.usedBytes - position, length); - if (size > 8 && contents.subarray) { - buffer.set(contents.subarray(position, position + size), offset); - } else { - for (var i = 0; i < size; i++) buffer[offset + i] = contents[position + i]; - } - return size; - }, - write(stream, buffer, offset, length, position, canOwn) { - if (buffer.buffer === HEAP8.buffer) { - canOwn = false; - } - if (!length) return 0; - var node = stream.node; - node.timestamp = Date.now(); - if (buffer.subarray && (!node.contents || node.contents.subarray)) { - if (canOwn) { - node.contents = buffer.subarray(offset, offset + length); - node.usedBytes = length; - return length; - } else if (node.usedBytes === 0 && position === 0) { - node.contents = buffer.slice(offset, offset + length); - node.usedBytes = length; - return length; - } else if (position + length <= node.usedBytes) { - node.contents.set(buffer.subarray(offset, offset + length), position); - return length; - } - } - MEMFS.expandFileStorage(node, position + length); - if (node.contents.subarray && buffer.subarray) { - node.contents.set(buffer.subarray(offset, offset + length), position); - } else { - for (var i = 0; i < length; i++) { - node.contents[position + i] = buffer[offset + i]; - } - } - node.usedBytes = Math.max(node.usedBytes, position + length); - return length; - }, - llseek(stream, offset, whence) { - var position = offset; - if (whence === 1) { - position += stream.position; - } else if (whence === 2) { - if (FS.isFile(stream.node.mode)) { - position += stream.node.usedBytes; - } - } - if (position < 0) { - throw new FS.ErrnoError(28); - } - return position; - }, - allocate(stream, offset, length) { - MEMFS.expandFileStorage(stream.node, offset + length); - stream.node.usedBytes = Math.max(stream.node.usedBytes, offset + length); - }, - mmap(stream, length, position, prot, flags) { - if (!FS.isFile(stream.node.mode)) { - throw new FS.ErrnoError(43); - } - var ptr; - var allocated; - var contents = stream.node.contents; - if (!(flags & 2) && contents.buffer === HEAP8.buffer) { - allocated = false; - ptr = contents.byteOffset; - } else { - if (position > 0 || position + length < contents.length) { - if (contents.subarray) { - contents = contents.subarray(position, position + length); - } else { - contents = Array.prototype.slice.call(contents, position, position + length); - } - } - allocated = true; - ptr = mmapAlloc(length); - if (!ptr) { - throw new FS.ErrnoError(48); - } - HEAP8.set(contents, ptr); - } - return { - ptr: ptr, - allocated: allocated - }; - }, - msync(stream, buffer, offset, length, mmapFlags) { - MEMFS.stream_ops.write(stream, buffer, 0, length, offset, false); - return 0; - } - } -}; - -/** @param {boolean=} noRunDep */ var asyncLoad = (url, onload, onerror, noRunDep) => { - var dep = !noRunDep ? getUniqueRunDependency(`al ${url}`) : ""; - readAsync(url, arrayBuffer => { - onload(new Uint8Array(arrayBuffer)); - if (dep) removeRunDependency(dep); - }, event => { - if (onerror) { - onerror(); - } else { - throw `Loading data file "${url}" failed.`; - } - }); - if (dep) addRunDependency(dep); -}; - -var FS_createDataFile = (parent, name, fileData, canRead, canWrite, canOwn) => { - FS.createDataFile(parent, name, fileData, canRead, canWrite, canOwn); -}; - -var preloadPlugins = Module["preloadPlugins"] || []; - -var FS_handledByPreloadPlugin = (byteArray, fullname, finish, onerror) => { - if (typeof Browser != "undefined") Browser.init(); - var handled = false; - preloadPlugins.forEach(plugin => { - if (handled) return; - if (plugin["canHandle"](fullname)) { - plugin["handle"](byteArray, fullname, finish, onerror); - handled = true; - } - }); - return handled; -}; - -var FS_createPreloadedFile = (parent, name, url, canRead, canWrite, onload, onerror, dontCreateFile, canOwn, preFinish) => { - var fullname = name ? PATH_FS.resolve(PATH.join2(parent, name)) : parent; - var dep = getUniqueRunDependency(`cp ${fullname}`); - function processData(byteArray) { - function finish(byteArray) { - preFinish?.(); - if (!dontCreateFile) { - FS_createDataFile(parent, name, byteArray, canRead, canWrite, canOwn); - } - onload?.(); - removeRunDependency(dep); - } - if (FS_handledByPreloadPlugin(byteArray, fullname, finish, () => { - onerror?.(); - removeRunDependency(dep); - })) { - return; - } - finish(byteArray); - } - addRunDependency(dep); - if (typeof url == "string") { - asyncLoad(url, processData, onerror); - } else { - processData(url); - } -}; - -var FS_modeStringToFlags = str => { - var flagModes = { - "r": 0, - "r+": 2, - "w": 512 | 64 | 1, - "w+": 512 | 64 | 2, - "a": 1024 | 64 | 1, - "a+": 1024 | 64 | 2 - }; - var flags = flagModes[str]; - if (typeof flags == "undefined") { - throw new Error(`Unknown file open mode: ${str}`); - } - return flags; -}; - -var FS_getMode = (canRead, canWrite) => { - var mode = 0; - if (canRead) mode |= 292 | 73; - if (canWrite) mode |= 146; - return mode; -}; - -var ERRNO_CODES = { - "EPERM": 63, - "ENOENT": 44, - "ESRCH": 71, - "EINTR": 27, - "EIO": 29, - "ENXIO": 60, - "E2BIG": 1, - "ENOEXEC": 45, - "EBADF": 8, - "ECHILD": 12, - "EAGAIN": 6, - "EWOULDBLOCK": 6, - "ENOMEM": 48, - "EACCES": 2, - "EFAULT": 21, - "ENOTBLK": 105, - "EBUSY": 10, - "EEXIST": 20, - "EXDEV": 75, - "ENODEV": 43, - "ENOTDIR": 54, - "EISDIR": 31, - "EINVAL": 28, - "ENFILE": 41, - "EMFILE": 33, - "ENOTTY": 59, - "ETXTBSY": 74, - "EFBIG": 22, - "ENOSPC": 51, - "ESPIPE": 70, - "EROFS": 69, - "EMLINK": 34, - "EPIPE": 64, - "EDOM": 18, - "ERANGE": 68, - "ENOMSG": 49, - "EIDRM": 24, - "ECHRNG": 106, - "EL2NSYNC": 156, - "EL3HLT": 107, - "EL3RST": 108, - "ELNRNG": 109, - "EUNATCH": 110, - "ENOCSI": 111, - "EL2HLT": 112, - "EDEADLK": 16, - "ENOLCK": 46, - "EBADE": 113, - "EBADR": 114, - "EXFULL": 115, - "ENOANO": 104, - "EBADRQC": 103, - "EBADSLT": 102, - "EDEADLOCK": 16, - "EBFONT": 101, - "ENOSTR": 100, - "ENODATA": 116, - "ETIME": 117, - "ENOSR": 118, - "ENONET": 119, - "ENOPKG": 120, - "EREMOTE": 121, - "ENOLINK": 47, - "EADV": 122, - "ESRMNT": 123, - "ECOMM": 124, - "EPROTO": 65, - "EMULTIHOP": 36, - "EDOTDOT": 125, - "EBADMSG": 9, - "ENOTUNIQ": 126, - "EBADFD": 127, - "EREMCHG": 128, - "ELIBACC": 129, - "ELIBBAD": 130, - "ELIBSCN": 131, - "ELIBMAX": 132, - "ELIBEXEC": 133, - "ENOSYS": 52, - "ENOTEMPTY": 55, - "ENAMETOOLONG": 37, - "ELOOP": 32, - "EOPNOTSUPP": 138, - "EPFNOSUPPORT": 139, - "ECONNRESET": 15, - "ENOBUFS": 42, - "EAFNOSUPPORT": 5, - "EPROTOTYPE": 67, - "ENOTSOCK": 57, - "ENOPROTOOPT": 50, - "ESHUTDOWN": 140, - "ECONNREFUSED": 14, - "EADDRINUSE": 3, - "ECONNABORTED": 13, - "ENETUNREACH": 40, - "ENETDOWN": 38, - "ETIMEDOUT": 73, - "EHOSTDOWN": 142, - "EHOSTUNREACH": 23, - "EINPROGRESS": 26, - "EALREADY": 7, - "EDESTADDRREQ": 17, - "EMSGSIZE": 35, - "EPROTONOSUPPORT": 66, - "ESOCKTNOSUPPORT": 137, - "EADDRNOTAVAIL": 4, - "ENETRESET": 39, - "EISCONN": 30, - "ENOTCONN": 53, - "ETOOMANYREFS": 141, - "EUSERS": 136, - "EDQUOT": 19, - "ESTALE": 72, - "ENOTSUP": 138, - "ENOMEDIUM": 148, - "EILSEQ": 25, - "EOVERFLOW": 61, - "ECANCELED": 11, - "ENOTRECOVERABLE": 56, - "EOWNERDEAD": 62, - "ESTRPIPE": 135 -}; - -var NODEFS = { - isWindows: false, - staticInit() { - NODEFS.isWindows = !!process.platform.match(/^win/); - var flags = process.binding("constants"); - if (flags["fs"]) { - flags = flags["fs"]; - } - NODEFS.flagsForNodeMap = { - 1024: flags["O_APPEND"], - 64: flags["O_CREAT"], - 128: flags["O_EXCL"], - 256: flags["O_NOCTTY"], - 0: flags["O_RDONLY"], - 2: flags["O_RDWR"], - 4096: flags["O_SYNC"], - 512: flags["O_TRUNC"], - 1: flags["O_WRONLY"], - 131072: flags["O_NOFOLLOW"] - }; - }, - convertNodeCode(e) { - var code = e.code; - return ERRNO_CODES[code]; - }, - tryFSOperation(f) { - try { - return f(); - } catch (e) { - if (!e.code) throw e; - if (e.code === "UNKNOWN") throw new FS.ErrnoError(28); - throw new FS.ErrnoError(NODEFS.convertNodeCode(e)); - } - }, - mount(mount) { - return NODEFS.createNode(null, "/", NODEFS.getMode(mount.opts.root), 0); - }, - createNode(parent, name, mode, dev) { - if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { - throw new FS.ErrnoError(28); - } - var node = FS.createNode(parent, name, mode); - node.node_ops = NODEFS.node_ops; - node.stream_ops = NODEFS.stream_ops; - return node; - }, - getMode(path) { - var stat; - return NODEFS.tryFSOperation(() => { - stat = fs.lstatSync(path); - if (NODEFS.isWindows) { - stat.mode |= (stat.mode & 292) >> 2; - } - return stat.mode; - }); - }, - realPath(node) { - var parts = []; - while (node.parent !== node) { - parts.push(node.name); - node = node.parent; - } - parts.push(node.mount.opts.root); - parts.reverse(); - return PATH.join(...parts); - }, - flagsForNode(flags) { - flags &= ~2097152; - flags &= ~2048; - flags &= ~32768; - flags &= ~524288; - flags &= ~65536; - var newFlags = 0; - for (var k in NODEFS.flagsForNodeMap) { - if (flags & k) { - newFlags |= NODEFS.flagsForNodeMap[k]; - flags ^= k; - } - } - if (flags) { - throw new FS.ErrnoError(28); - } - return newFlags; - }, - node_ops: { - getattr(node) { - var path = NODEFS.realPath(node); - var stat; - NODEFS.tryFSOperation(() => stat = fs.lstatSync(path)); - if (NODEFS.isWindows) { - if (!stat.blksize) { - stat.blksize = 4096; - } - if (!stat.blocks) { - stat.blocks = (stat.size + stat.blksize - 1) / stat.blksize | 0; - } - stat.mode |= (stat.mode & 292) >> 2; - } - return { - dev: stat.dev, - ino: stat.ino, - mode: stat.mode, - nlink: stat.nlink, - uid: stat.uid, - gid: stat.gid, - rdev: stat.rdev, - size: stat.size, - atime: stat.atime, - mtime: stat.mtime, - ctime: stat.ctime, - blksize: stat.blksize, - blocks: stat.blocks - }; - }, - setattr(node, attr) { - var path = NODEFS.realPath(node); - NODEFS.tryFSOperation(() => { - if (attr.mode !== undefined) { - fs.chmodSync(path, attr.mode); - node.mode = attr.mode; - } - if (attr.timestamp !== undefined) { - var date = new Date(attr.timestamp); - fs.utimesSync(path, date, date); - } - if (attr.size !== undefined) { - fs.truncateSync(path, attr.size); - } - }); - }, - lookup(parent, name) { - var path = PATH.join2(NODEFS.realPath(parent), name); - var mode = NODEFS.getMode(path); - return NODEFS.createNode(parent, name, mode); - }, - mknod(parent, name, mode, dev) { - var node = NODEFS.createNode(parent, name, mode, dev); - var path = NODEFS.realPath(node); - NODEFS.tryFSOperation(() => { - if (FS.isDir(node.mode)) { - fs.mkdirSync(path, node.mode); - } else { - fs.writeFileSync(path, "", { - mode: node.mode - }); - } - }); - return node; - }, - rename(oldNode, newDir, newName) { - var oldPath = NODEFS.realPath(oldNode); - var newPath = PATH.join2(NODEFS.realPath(newDir), newName); - NODEFS.tryFSOperation(() => fs.renameSync(oldPath, newPath)); - oldNode.name = newName; - }, - unlink(parent, name) { - var path = PATH.join2(NODEFS.realPath(parent), name); - NODEFS.tryFSOperation(() => fs.unlinkSync(path)); - }, - rmdir(parent, name) { - var path = PATH.join2(NODEFS.realPath(parent), name); - NODEFS.tryFSOperation(() => fs.rmdirSync(path)); - }, - readdir(node) { - var path = NODEFS.realPath(node); - return NODEFS.tryFSOperation(() => fs.readdirSync(path)); - }, - symlink(parent, newName, oldPath) { - var newPath = PATH.join2(NODEFS.realPath(parent), newName); - NODEFS.tryFSOperation(() => fs.symlinkSync(oldPath, newPath)); - }, - readlink(node) { - var path = NODEFS.realPath(node); - return NODEFS.tryFSOperation(() => fs.readlinkSync(path)); - } - }, - stream_ops: { - open(stream) { - var path = NODEFS.realPath(stream.node); - NODEFS.tryFSOperation(() => { - if (FS.isFile(stream.node.mode)) { - stream.shared.refcount = 1; - stream.nfd = fs.openSync(path, NODEFS.flagsForNode(stream.flags)); - } - }); - }, - close(stream) { - NODEFS.tryFSOperation(() => { - if (FS.isFile(stream.node.mode) && stream.nfd && --stream.shared.refcount === 0) { - fs.closeSync(stream.nfd); - } - }); - }, - dup(stream) { - stream.shared.refcount++; - }, - read(stream, buffer, offset, length, position) { - if (length === 0) return 0; - return NODEFS.tryFSOperation(() => fs.readSync(stream.nfd, new Int8Array(buffer.buffer, offset, length), 0, length, position)); - }, - write(stream, buffer, offset, length, position) { - return NODEFS.tryFSOperation(() => fs.writeSync(stream.nfd, new Int8Array(buffer.buffer, offset, length), 0, length, position)); - }, - llseek(stream, offset, whence) { - var position = offset; - if (whence === 1) { - position += stream.position; - } else if (whence === 2) { - if (FS.isFile(stream.node.mode)) { - NODEFS.tryFSOperation(() => { - var stat = fs.fstatSync(stream.nfd); - position += stat.size; - }); - } - } - if (position < 0) { - throw new FS.ErrnoError(28); - } - return position; - }, - mmap(stream, length, position, prot, flags) { - if (!FS.isFile(stream.node.mode)) { - throw new FS.ErrnoError(43); - } - var ptr = mmapAlloc(length); - NODEFS.stream_ops.read(stream, HEAP8, ptr, length, position); - return { - ptr: ptr, - allocated: true - }; - }, - msync(stream, buffer, offset, length, mmapFlags) { - NODEFS.stream_ops.write(stream, buffer, 0, length, offset, false); - return 0; - } - } -}; - -var PROXYFS = { - mount(mount) { - return PROXYFS.createNode(null, "/", mount.opts.fs.lstat(mount.opts.root).mode, 0); - }, - createNode(parent, name, mode, dev) { - if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { - throw new FS.ErrnoError(ERRNO_CODES.EINVAL); - } - var node = FS.createNode(parent, name, mode); - node.node_ops = PROXYFS.node_ops; - node.stream_ops = PROXYFS.stream_ops; - return node; - }, - realPath(node) { - var parts = []; - while (node.parent !== node) { - parts.push(node.name); - node = node.parent; - } - parts.push(node.mount.opts.root); - parts.reverse(); - return PATH.join(...parts); - }, - node_ops: { - getattr(node) { - var path = PROXYFS.realPath(node); - var stat; - try { - stat = node.mount.opts.fs.lstat(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - return { - dev: stat.dev, - ino: stat.ino, - mode: stat.mode, - nlink: stat.nlink, - uid: stat.uid, - gid: stat.gid, - rdev: stat.rdev, - size: stat.size, - atime: stat.atime, - mtime: stat.mtime, - ctime: stat.ctime, - blksize: stat.blksize, - blocks: stat.blocks - }; - }, - setattr(node, attr) { - var path = PROXYFS.realPath(node); - try { - if (attr.mode !== undefined) { - node.mount.opts.fs.chmod(path, attr.mode); - node.mode = attr.mode; - } - if (attr.timestamp !== undefined) { - var date = new Date(attr.timestamp); - node.mount.opts.fs.utime(path, date, date); - } - if (attr.size !== undefined) { - node.mount.opts.fs.truncate(path, attr.size); - } - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - lookup(parent, name) { - try { - var path = PATH.join2(PROXYFS.realPath(parent), name); - var mode = parent.mount.opts.fs.lstat(path).mode; - var node = PROXYFS.createNode(parent, name, mode); - return node; - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - mknod(parent, name, mode, dev) { - var node = PROXYFS.createNode(parent, name, mode, dev); - var path = PROXYFS.realPath(node); - try { - if (FS.isDir(node.mode)) { - node.mount.opts.fs.mkdir(path, node.mode); - } else { - node.mount.opts.fs.writeFile(path, "", { - mode: node.mode - }); - } - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - return node; - }, - rename(oldNode, newDir, newName) { - var oldPath = PROXYFS.realPath(oldNode); - var newPath = PATH.join2(PROXYFS.realPath(newDir), newName); - try { - oldNode.mount.opts.fs.rename(oldPath, newPath); - oldNode.name = newName; - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - unlink(parent, name) { - var path = PATH.join2(PROXYFS.realPath(parent), name); - try { - parent.mount.opts.fs.unlink(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - rmdir(parent, name) { - var path = PATH.join2(PROXYFS.realPath(parent), name); - try { - parent.mount.opts.fs.rmdir(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - readdir(node) { - var path = PROXYFS.realPath(node); - try { - return node.mount.opts.fs.readdir(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - symlink(parent, newName, oldPath) { - var newPath = PATH.join2(PROXYFS.realPath(parent), newName); - try { - parent.mount.opts.fs.symlink(oldPath, newPath); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - readlink(node) { - var path = PROXYFS.realPath(node); - try { - return node.mount.opts.fs.readlink(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - } - }, - stream_ops: { - open(stream) { - var path = PROXYFS.realPath(stream.node); - try { - stream.nfd = stream.node.mount.opts.fs.open(path, stream.flags); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - close(stream) { - try { - stream.node.mount.opts.fs.close(stream.nfd); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - read(stream, buffer, offset, length, position) { - try { - return stream.node.mount.opts.fs.read(stream.nfd, buffer, offset, length, position); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - write(stream, buffer, offset, length, position) { - try { - return stream.node.mount.opts.fs.write(stream.nfd, buffer, offset, length, position); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - llseek(stream, offset, whence) { - var position = offset; - if (whence === 1) { - position += stream.position; - } else if (whence === 2) { - if (FS.isFile(stream.node.mode)) { - try { - var stat = stream.node.node_ops.getattr(stream.node); - position += stat.size; - } catch (e) { - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - } - } - if (position < 0) { - throw new FS.ErrnoError(ERRNO_CODES.EINVAL); - } - return position; - } - } -}; - -var FS = { - root: null, - mounts: [], - devices: {}, - streams: [], - nextInode: 1, - nameTable: null, - currentPath: "/", - initialized: false, - ignorePermissions: true, - ErrnoError: class { - constructor(errno) { - this.name = "ErrnoError"; - this.errno = errno; - } - }, - genericErrors: {}, - filesystems: null, - syncFSRequests: 0, - FSStream: class { - constructor() { - this.shared = {}; - } - get object() { - return this.node; - } - set object(val) { - this.node = val; - } - get isRead() { - return (this.flags & 2097155) !== 1; - } - get isWrite() { - return (this.flags & 2097155) !== 0; - } - get isAppend() { - return (this.flags & 1024); - } - get flags() { - return this.shared.flags; - } - set flags(val) { - this.shared.flags = val; - } - get position() { - return this.shared.position; - } - set position(val) { - this.shared.position = val; - } - }, - FSNode: class { - constructor(parent, name, mode, rdev) { - if (!parent) { - parent = this; - } - this.parent = parent; - this.mount = parent.mount; - this.mounted = null; - this.id = FS.nextInode++; - this.name = name; - this.mode = mode; - this.node_ops = {}; - this.stream_ops = {}; - this.rdev = rdev; - this.readMode = 292 | /*292*/ 73; - /*73*/ this.writeMode = 146; - } - /*146*/ get read() { - return (this.mode & this.readMode) === this.readMode; - } - set read(val) { - val ? this.mode |= this.readMode : this.mode &= ~this.readMode; - } - get write() { - return (this.mode & this.writeMode) === this.writeMode; - } - set write(val) { - val ? this.mode |= this.writeMode : this.mode &= ~this.writeMode; - } - get isFolder() { - return FS.isDir(this.mode); - } - get isDevice() { - return FS.isChrdev(this.mode); - } - }, - lookupPath(path, opts = {}) { - path = PATH_FS.resolve(path); - if (!path) return { - path: "", - node: null - }; - var defaults = { - follow_mount: true, - recurse_count: 0 - }; - opts = Object.assign(defaults, opts); - if (opts.recurse_count > 8) { - throw new FS.ErrnoError(32); - } - var parts = path.split("/").filter(p => !!p); - var current = FS.root; - var current_path = "/"; - for (var i = 0; i < parts.length; i++) { - var islast = (i === parts.length - 1); - if (islast && opts.parent) { - break; - } - current = FS.lookupNode(current, parts[i]); - current_path = PATH.join2(current_path, parts[i]); - if (FS.isMountpoint(current)) { - if (!islast || (islast && opts.follow_mount)) { - current = current.mounted.root; - } - } - if (!islast || opts.follow) { - var count = 0; - while (FS.isLink(current.mode)) { - var link = FS.readlink(current_path); - current_path = PATH_FS.resolve(PATH.dirname(current_path), link); - var lookup = FS.lookupPath(current_path, { - recurse_count: opts.recurse_count + 1 - }); - current = lookup.node; - if (count++ > 40) { - throw new FS.ErrnoError(32); - } - } - } - } - return { - path: current_path, - node: current - }; - }, - getPath(node) { - var path; - while (true) { - if (FS.isRoot(node)) { - var mount = node.mount.mountpoint; - if (!path) return mount; - return mount[mount.length - 1] !== "/" ? `${mount}/${path}` : mount + path; - } - path = path ? `${node.name}/${path}` : node.name; - node = node.parent; - } - }, - hashName(parentid, name) { - var hash = 0; - for (var i = 0; i < name.length; i++) { - hash = ((hash << 5) - hash + name.charCodeAt(i)) | 0; - } - return ((parentid + hash) >>> 0) % FS.nameTable.length; - }, - hashAddNode(node) { - var hash = FS.hashName(node.parent.id, node.name); - node.name_next = FS.nameTable[hash]; - FS.nameTable[hash] = node; - }, - hashRemoveNode(node) { - var hash = FS.hashName(node.parent.id, node.name); - if (FS.nameTable[hash] === node) { - FS.nameTable[hash] = node.name_next; - } else { - var current = FS.nameTable[hash]; - while (current) { - if (current.name_next === node) { - current.name_next = node.name_next; - break; - } - current = current.name_next; - } - } - }, - lookupNode(parent, name) { - var errCode = FS.mayLookup(parent); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - var hash = FS.hashName(parent.id, name); - for (var node = FS.nameTable[hash]; node; node = node.name_next) { - var nodeName = node.name; - if (node.parent.id === parent.id && nodeName === name) { - return node; - } - } - return FS.lookup(parent, name); - }, - createNode(parent, name, mode, rdev) { - var node = new FS.FSNode(parent, name, mode, rdev); - FS.hashAddNode(node); - return node; - }, - destroyNode(node) { - FS.hashRemoveNode(node); - }, - isRoot(node) { - return node === node.parent; - }, - isMountpoint(node) { - return !!node.mounted; - }, - isFile(mode) { - return (mode & 61440) === 32768; - }, - isDir(mode) { - return (mode & 61440) === 16384; - }, - isLink(mode) { - return (mode & 61440) === 40960; - }, - isChrdev(mode) { - return (mode & 61440) === 8192; - }, - isBlkdev(mode) { - return (mode & 61440) === 24576; - }, - isFIFO(mode) { - return (mode & 61440) === 4096; - }, - isSocket(mode) { - return (mode & 49152) === 49152; - }, - flagsToPermissionString(flag) { - var perms = [ "r", "w", "rw" ][flag & 3]; - if ((flag & 512)) { - perms += "w"; - } - return perms; - }, - nodePermissions(node, perms) { - if (FS.ignorePermissions) { - return 0; - } - if (perms.includes("r") && !(node.mode & 292)) { - return 2; - } else if (perms.includes("w") && !(node.mode & 146)) { - return 2; - } else if (perms.includes("x") && !(node.mode & 73)) { - return 2; - } - return 0; - }, - mayLookup(dir) { - if (!FS.isDir(dir.mode)) return 54; - var errCode = FS.nodePermissions(dir, "x"); - if (errCode) return errCode; - if (!dir.node_ops.lookup) return 2; - return 0; - }, - mayCreate(dir, name) { - try { - var node = FS.lookupNode(dir, name); - return 20; - } catch (e) {} - return FS.nodePermissions(dir, "wx"); - }, - mayDelete(dir, name, isdir) { - var node; - try { - node = FS.lookupNode(dir, name); - } catch (e) { - return e.errno; - } - var errCode = FS.nodePermissions(dir, "wx"); - if (errCode) { - return errCode; - } - if (isdir) { - if (!FS.isDir(node.mode)) { - return 54; - } - if (FS.isRoot(node) || FS.getPath(node) === FS.cwd()) { - return 10; - } - } else { - if (FS.isDir(node.mode)) { - return 31; - } - } - return 0; - }, - mayOpen(node, flags) { - if (!node) { - return 44; - } - if (FS.isLink(node.mode)) { - return 32; - } else if (FS.isDir(node.mode)) { - if (FS.flagsToPermissionString(flags) !== "r" || (flags & 512)) { - return 31; - } - } - return FS.nodePermissions(node, FS.flagsToPermissionString(flags)); - }, - MAX_OPEN_FDS: 4096, - nextfd() { - for (var fd = 0; fd <= FS.MAX_OPEN_FDS; fd++) { - if (!FS.streams[fd]) { - return fd; - } - } - throw new FS.ErrnoError(33); - }, - getStreamChecked(fd) { - var stream = FS.getStream(fd); - if (!stream) { - throw new FS.ErrnoError(8); - } - return stream; - }, - getStream: fd => FS.streams[fd], - createStream(stream, fd = -1) { - stream = Object.assign(new FS.FSStream, stream); - if (fd == -1) { - fd = FS.nextfd(); - } - stream.fd = fd; - FS.streams[fd] = stream; - return stream; - }, - closeStream(fd) { - FS.streams[fd] = null; - }, - dupStream(origStream, fd = -1) { - var stream = FS.createStream(origStream, fd); - stream.stream_ops?.dup?.(stream); - return stream; - }, - chrdev_stream_ops: { - open(stream) { - var device = FS.getDevice(stream.node.rdev); - stream.stream_ops = device.stream_ops; - stream.stream_ops.open?.(stream); - }, - llseek() { - throw new FS.ErrnoError(70); - } - }, - major: dev => ((dev) >> 8), - minor: dev => ((dev) & 255), - makedev: (ma, mi) => ((ma) << 8 | (mi)), - registerDevice(dev, ops) { - FS.devices[dev] = { - stream_ops: ops - }; - }, - getDevice: dev => FS.devices[dev], - getMounts(mount) { - var mounts = []; - var check = [ mount ]; - while (check.length) { - var m = check.pop(); - mounts.push(m); - check.push(...m.mounts); - } - return mounts; - }, - syncfs(populate, callback) { - if (typeof populate == "function") { - callback = populate; - populate = false; - } - FS.syncFSRequests++; - if (FS.syncFSRequests > 1) { - err(`warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work`); - } - var mounts = FS.getMounts(FS.root.mount); - var completed = 0; - function doCallback(errCode) { - FS.syncFSRequests--; - return callback(errCode); - } - function done(errCode) { - if (errCode) { - if (!done.errored) { - done.errored = true; - return doCallback(errCode); - } - return; - } - if (++completed >= mounts.length) { - doCallback(null); - } - } - mounts.forEach(mount => { - if (!mount.type.syncfs) { - return done(null); - } - mount.type.syncfs(mount, populate, done); - }); - }, - mount(type, opts, mountpoint) { - var root = mountpoint === "/"; - var pseudo = !mountpoint; - var node; - if (root && FS.root) { - throw new FS.ErrnoError(10); - } else if (!root && !pseudo) { - var lookup = FS.lookupPath(mountpoint, { - follow_mount: false - }); - mountpoint = lookup.path; - node = lookup.node; - if (FS.isMountpoint(node)) { - throw new FS.ErrnoError(10); - } - if (!FS.isDir(node.mode)) { - throw new FS.ErrnoError(54); - } - } - var mount = { - type: type, - opts: opts, - mountpoint: mountpoint, - mounts: [] - }; - var mountRoot = type.mount(mount); - mountRoot.mount = mount; - mount.root = mountRoot; - if (root) { - FS.root = mountRoot; - } else if (node) { - node.mounted = mount; - if (node.mount) { - node.mount.mounts.push(mount); - } - } - return mountRoot; - }, - unmount(mountpoint) { - var lookup = FS.lookupPath(mountpoint, { - follow_mount: false - }); - if (!FS.isMountpoint(lookup.node)) { - throw new FS.ErrnoError(28); - } - var node = lookup.node; - var mount = node.mounted; - var mounts = FS.getMounts(mount); - Object.keys(FS.nameTable).forEach(hash => { - var current = FS.nameTable[hash]; - while (current) { - var next = current.name_next; - if (mounts.includes(current.mount)) { - FS.destroyNode(current); - } - current = next; - } - }); - node.mounted = null; - var idx = node.mount.mounts.indexOf(mount); - node.mount.mounts.splice(idx, 1); - }, - lookup(parent, name) { - return parent.node_ops.lookup(parent, name); - }, - mknod(path, mode, dev) { - var lookup = FS.lookupPath(path, { - parent: true - }); - var parent = lookup.node; - var name = PATH.basename(path); - if (!name || name === "." || name === "..") { - throw new FS.ErrnoError(28); - } - var errCode = FS.mayCreate(parent, name); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!parent.node_ops.mknod) { - throw new FS.ErrnoError(63); - } - return parent.node_ops.mknod(parent, name, mode, dev); - }, - create(path, mode) { - mode = mode !== undefined ? mode : 438; - /* 0666 */ mode &= 4095; - mode |= 32768; - return FS.mknod(path, mode, 0); - }, - mkdir(path, mode) { - mode = mode !== undefined ? mode : 511; - /* 0777 */ mode &= 511 | 512; - mode |= 16384; - return FS.mknod(path, mode, 0); - }, - mkdirTree(path, mode) { - var dirs = path.split("/"); - var d = ""; - for (var i = 0; i < dirs.length; ++i) { - if (!dirs[i]) continue; - d += "/" + dirs[i]; - try { - FS.mkdir(d, mode); - } catch (e) { - if (e.errno != 20) throw e; - } - } - }, - mkdev(path, mode, dev) { - if (typeof dev == "undefined") { - dev = mode; - mode = 438; - } - /* 0666 */ mode |= 8192; - return FS.mknod(path, mode, dev); - }, - symlink(oldpath, newpath) { - if (!PATH_FS.resolve(oldpath)) { - throw new FS.ErrnoError(44); - } - var lookup = FS.lookupPath(newpath, { - parent: true - }); - var parent = lookup.node; - if (!parent) { - throw new FS.ErrnoError(44); - } - var newname = PATH.basename(newpath); - var errCode = FS.mayCreate(parent, newname); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!parent.node_ops.symlink) { - throw new FS.ErrnoError(63); - } - return parent.node_ops.symlink(parent, newname, oldpath); - }, - rename(old_path, new_path) { - var old_dirname = PATH.dirname(old_path); - var new_dirname = PATH.dirname(new_path); - var old_name = PATH.basename(old_path); - var new_name = PATH.basename(new_path); - var lookup, old_dir, new_dir; - lookup = FS.lookupPath(old_path, { - parent: true - }); - old_dir = lookup.node; - lookup = FS.lookupPath(new_path, { - parent: true - }); - new_dir = lookup.node; - if (!old_dir || !new_dir) throw new FS.ErrnoError(44); - if (old_dir.mount !== new_dir.mount) { - throw new FS.ErrnoError(75); - } - var old_node = FS.lookupNode(old_dir, old_name); - var relative = PATH_FS.relative(old_path, new_dirname); - if (relative.charAt(0) !== ".") { - throw new FS.ErrnoError(28); - } - relative = PATH_FS.relative(new_path, old_dirname); - if (relative.charAt(0) !== ".") { - throw new FS.ErrnoError(55); - } - var new_node; - try { - new_node = FS.lookupNode(new_dir, new_name); - } catch (e) {} - if (old_node === new_node) { - return; - } - var isdir = FS.isDir(old_node.mode); - var errCode = FS.mayDelete(old_dir, old_name, isdir); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - errCode = new_node ? FS.mayDelete(new_dir, new_name, isdir) : FS.mayCreate(new_dir, new_name); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!old_dir.node_ops.rename) { - throw new FS.ErrnoError(63); - } - if (FS.isMountpoint(old_node) || (new_node && FS.isMountpoint(new_node))) { - throw new FS.ErrnoError(10); - } - if (new_dir !== old_dir) { - errCode = FS.nodePermissions(old_dir, "w"); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - } - FS.hashRemoveNode(old_node); - try { - old_dir.node_ops.rename(old_node, new_dir, new_name); - old_node.parent = new_dir; - } catch (e) { - throw e; - } finally { - FS.hashAddNode(old_node); - } - }, - rmdir(path) { - var lookup = FS.lookupPath(path, { - parent: true - }); - var parent = lookup.node; - var name = PATH.basename(path); - var node = FS.lookupNode(parent, name); - var errCode = FS.mayDelete(parent, name, true); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!parent.node_ops.rmdir) { - throw new FS.ErrnoError(63); - } - if (FS.isMountpoint(node)) { - throw new FS.ErrnoError(10); - } - parent.node_ops.rmdir(parent, name); - FS.destroyNode(node); - }, - readdir(path) { - var lookup = FS.lookupPath(path, { - follow: true - }); - var node = lookup.node; - if (!node.node_ops.readdir) { - throw new FS.ErrnoError(54); - } - return node.node_ops.readdir(node); - }, - unlink(path) { - var lookup = FS.lookupPath(path, { - parent: true - }); - var parent = lookup.node; - if (!parent) { - throw new FS.ErrnoError(44); - } - var name = PATH.basename(path); - var node = FS.lookupNode(parent, name); - var errCode = FS.mayDelete(parent, name, false); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!parent.node_ops.unlink) { - throw new FS.ErrnoError(63); - } - if (FS.isMountpoint(node)) { - throw new FS.ErrnoError(10); - } - parent.node_ops.unlink(parent, name); - FS.destroyNode(node); - }, - readlink(path) { - var lookup = FS.lookupPath(path); - var link = lookup.node; - if (!link) { - throw new FS.ErrnoError(44); - } - if (!link.node_ops.readlink) { - throw new FS.ErrnoError(28); - } - return PATH_FS.resolve(FS.getPath(link.parent), link.node_ops.readlink(link)); - }, - stat(path, dontFollow) { - var lookup = FS.lookupPath(path, { - follow: !dontFollow - }); - var node = lookup.node; - if (!node) { - throw new FS.ErrnoError(44); - } - if (!node.node_ops.getattr) { - throw new FS.ErrnoError(63); - } - return node.node_ops.getattr(node); - }, - lstat(path) { - return FS.stat(path, true); - }, - chmod(path, mode, dontFollow) { - var node; - if (typeof path == "string") { - var lookup = FS.lookupPath(path, { - follow: !dontFollow - }); - node = lookup.node; - } else { - node = path; - } - if (!node.node_ops.setattr) { - throw new FS.ErrnoError(63); - } - node.node_ops.setattr(node, { - mode: (mode & 4095) | (node.mode & ~4095), - timestamp: Date.now() - }); - }, - lchmod(path, mode) { - FS.chmod(path, mode, true); - }, - fchmod(fd, mode) { - var stream = FS.getStreamChecked(fd); - FS.chmod(stream.node, mode); - }, - chown(path, uid, gid, dontFollow) { - var node; - if (typeof path == "string") { - var lookup = FS.lookupPath(path, { - follow: !dontFollow - }); - node = lookup.node; - } else { - node = path; - } - if (!node.node_ops.setattr) { - throw new FS.ErrnoError(63); - } - node.node_ops.setattr(node, { - timestamp: Date.now() - }); - }, - lchown(path, uid, gid) { - FS.chown(path, uid, gid, true); - }, - fchown(fd, uid, gid) { - var stream = FS.getStreamChecked(fd); - FS.chown(stream.node, uid, gid); - }, - truncate(path, len) { - if (len < 0) { - throw new FS.ErrnoError(28); - } - var node; - if (typeof path == "string") { - var lookup = FS.lookupPath(path, { - follow: true - }); - node = lookup.node; - } else { - node = path; - } - if (!node.node_ops.setattr) { - throw new FS.ErrnoError(63); - } - if (FS.isDir(node.mode)) { - throw new FS.ErrnoError(31); - } - if (!FS.isFile(node.mode)) { - throw new FS.ErrnoError(28); - } - var errCode = FS.nodePermissions(node, "w"); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - node.node_ops.setattr(node, { - size: len, - timestamp: Date.now() - }); - }, - ftruncate(fd, len) { - var stream = FS.getStreamChecked(fd); - if ((stream.flags & 2097155) === 0) { - throw new FS.ErrnoError(28); - } - FS.truncate(stream.node, len); - }, - utime(path, atime, mtime) { - var lookup = FS.lookupPath(path, { - follow: true - }); - var node = lookup.node; - node.node_ops.setattr(node, { - timestamp: Math.max(atime, mtime) - }); - }, - open(path, flags, mode) { - if (path === "") { - throw new FS.ErrnoError(44); - } - flags = typeof flags == "string" ? FS_modeStringToFlags(flags) : flags; - if ((flags & 64)) { - mode = typeof mode == "undefined" ? 438 : /* 0666 */ mode; - mode = (mode & 4095) | 32768; - } else { - mode = 0; - } - var node; - if (typeof path == "object") { - node = path; - } else { - path = PATH.normalize(path); - try { - var lookup = FS.lookupPath(path, { - follow: !(flags & 131072) - }); - node = lookup.node; - } catch (e) {} - } - var created = false; - if ((flags & 64)) { - if (node) { - if ((flags & 128)) { - throw new FS.ErrnoError(20); - } - } else { - node = FS.mknod(path, mode, 0); - created = true; - } - } - if (!node) { - throw new FS.ErrnoError(44); - } - if (FS.isChrdev(node.mode)) { - flags &= ~512; - } - if ((flags & 65536) && !FS.isDir(node.mode)) { - throw new FS.ErrnoError(54); - } - if (!created) { - var errCode = FS.mayOpen(node, flags); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - } - if ((flags & 512) && !created) { - FS.truncate(node, 0); - } - flags &= ~(128 | 512 | 131072); - var stream = FS.createStream({ - node: node, - path: FS.getPath(node), - flags: flags, - seekable: true, - position: 0, - stream_ops: node.stream_ops, - ungotten: [], - error: false - }); - if (stream.stream_ops.open) { - stream.stream_ops.open(stream); - } - if (Module["logReadFiles"] && !(flags & 1)) { - if (!FS.readFiles) FS.readFiles = {}; - if (!(path in FS.readFiles)) { - FS.readFiles[path] = 1; - } - } - return stream; - }, - close(stream) { - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if (stream.getdents) stream.getdents = null; - try { - if (stream.stream_ops.close) { - stream.stream_ops.close(stream); - } - } catch (e) { - throw e; - } finally { - FS.closeStream(stream.fd); - } - stream.fd = null; - }, - isClosed(stream) { - return stream.fd === null; - }, - llseek(stream, offset, whence) { - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if (!stream.seekable || !stream.stream_ops.llseek) { - throw new FS.ErrnoError(70); - } - if (whence != 0 && whence != 1 && whence != 2) { - throw new FS.ErrnoError(28); - } - stream.position = stream.stream_ops.llseek(stream, offset, whence); - stream.ungotten = []; - return stream.position; - }, - read(stream, buffer, offset, length, position) { - if (length < 0 || position < 0) { - throw new FS.ErrnoError(28); - } - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if ((stream.flags & 2097155) === 1) { - throw new FS.ErrnoError(8); - } - if (FS.isDir(stream.node.mode)) { - throw new FS.ErrnoError(31); - } - if (!stream.stream_ops.read) { - throw new FS.ErrnoError(28); - } - var seeking = typeof position != "undefined"; - if (!seeking) { - position = stream.position; - } else if (!stream.seekable) { - throw new FS.ErrnoError(70); - } - var bytesRead = stream.stream_ops.read(stream, buffer, offset, length, position); - if (!seeking) stream.position += bytesRead; - return bytesRead; - }, - write(stream, buffer, offset, length, position, canOwn) { - if (length < 0 || position < 0) { - throw new FS.ErrnoError(28); - } - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if ((stream.flags & 2097155) === 0) { - throw new FS.ErrnoError(8); - } - if (FS.isDir(stream.node.mode)) { - throw new FS.ErrnoError(31); - } - if (!stream.stream_ops.write) { - throw new FS.ErrnoError(28); - } - if (stream.seekable && stream.flags & 1024) { - FS.llseek(stream, 0, 2); - } - var seeking = typeof position != "undefined"; - if (!seeking) { - position = stream.position; - } else if (!stream.seekable) { - throw new FS.ErrnoError(70); - } - var bytesWritten = stream.stream_ops.write(stream, buffer, offset, length, position, canOwn); - if (!seeking) stream.position += bytesWritten; - return bytesWritten; - }, - allocate(stream, offset, length) { - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if (offset < 0 || length <= 0) { - throw new FS.ErrnoError(28); - } - if ((stream.flags & 2097155) === 0) { - throw new FS.ErrnoError(8); - } - if (!FS.isFile(stream.node.mode) && !FS.isDir(stream.node.mode)) { - throw new FS.ErrnoError(43); - } - if (!stream.stream_ops.allocate) { - throw new FS.ErrnoError(138); - } - stream.stream_ops.allocate(stream, offset, length); - }, - mmap(stream, length, position, prot, flags) { - if ((prot & 2) !== 0 && (flags & 2) === 0 && (stream.flags & 2097155) !== 2) { - throw new FS.ErrnoError(2); - } - if ((stream.flags & 2097155) === 1) { - throw new FS.ErrnoError(2); - } - if (!stream.stream_ops.mmap) { - throw new FS.ErrnoError(43); - } - return stream.stream_ops.mmap(stream, length, position, prot, flags); - }, - msync(stream, buffer, offset, length, mmapFlags) { - if (!stream.stream_ops.msync) { - return 0; - } - return stream.stream_ops.msync(stream, buffer, offset, length, mmapFlags); - }, - ioctl(stream, cmd, arg) { - if (!stream.stream_ops.ioctl) { - throw new FS.ErrnoError(59); - } - return stream.stream_ops.ioctl(stream, cmd, arg); - }, - readFile(path, opts = {}) { - opts.flags = opts.flags || 0; - opts.encoding = opts.encoding || "binary"; - if (opts.encoding !== "utf8" && opts.encoding !== "binary") { - throw new Error(`Invalid encoding type "${opts.encoding}"`); - } - var ret; - var stream = FS.open(path, opts.flags); - var stat = FS.stat(path); - var length = stat.size; - var buf = new Uint8Array(length); - FS.read(stream, buf, 0, length, 0); - if (opts.encoding === "utf8") { - ret = UTF8ArrayToString(buf, 0); - } else if (opts.encoding === "binary") { - ret = buf; - } - FS.close(stream); - return ret; - }, - writeFile(path, data, opts = {}) { - opts.flags = opts.flags || 577; - var stream = FS.open(path, opts.flags, opts.mode); - if (typeof data == "string") { - var buf = new Uint8Array(lengthBytesUTF8(data) + 1); - var actualNumBytes = stringToUTF8Array(data, buf, 0, buf.length); - FS.write(stream, buf, 0, actualNumBytes, undefined, opts.canOwn); - } else if (ArrayBuffer.isView(data)) { - FS.write(stream, data, 0, data.byteLength, undefined, opts.canOwn); - } else { - throw new Error("Unsupported data type"); - } - FS.close(stream); - }, - cwd: () => FS.currentPath, - chdir(path) { - var lookup = FS.lookupPath(path, { - follow: true - }); - if (lookup.node === null) { - throw new FS.ErrnoError(44); - } - if (!FS.isDir(lookup.node.mode)) { - throw new FS.ErrnoError(54); - } - var errCode = FS.nodePermissions(lookup.node, "x"); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - FS.currentPath = lookup.path; - }, - createDefaultDirectories() { - FS.mkdir("/tmp"); - FS.mkdir("/home"); - FS.mkdir("/home/web_user"); - }, - createDefaultDevices() { - FS.mkdir("/dev"); - FS.registerDevice(FS.makedev(1, 3), { - read: () => 0, - write: (stream, buffer, offset, length, pos) => length - }); - FS.mkdev("/dev/null", FS.makedev(1, 3)); - TTY.register(FS.makedev(5, 0), TTY.default_tty_ops); - TTY.register(FS.makedev(6, 0), TTY.default_tty1_ops); - FS.mkdev("/dev/tty", FS.makedev(5, 0)); - FS.mkdev("/dev/tty1", FS.makedev(6, 0)); - var randomBuffer = new Uint8Array(1024), randomLeft = 0; - var randomByte = () => { - if (randomLeft === 0) { - randomLeft = randomFill(randomBuffer).byteLength; - } - return randomBuffer[--randomLeft]; - }; - FS.createDevice("/dev", "random", randomByte); - FS.createDevice("/dev", "urandom", randomByte); - FS.mkdir("/dev/shm"); - FS.mkdir("/dev/shm/tmp"); - }, - createSpecialDirectories() { - FS.mkdir("/proc"); - var proc_self = FS.mkdir("/proc/self"); - FS.mkdir("/proc/self/fd"); - FS.mount({ - mount() { - var node = FS.createNode(proc_self, "fd", 16384 | 511, /* 0777 */ 73); - node.node_ops = { - lookup(parent, name) { - var fd = +name; - var stream = FS.getStreamChecked(fd); - var ret = { - parent: null, - mount: { - mountpoint: "fake" - }, - node_ops: { - readlink: () => stream.path - } - }; - ret.parent = ret; - return ret; - } - }; - return node; - } - }, {}, "/proc/self/fd"); - }, - createStandardStreams() { - if (Module["stdin"]) { - FS.createDevice("/dev", "stdin", Module["stdin"]); - } else { - FS.symlink("/dev/tty", "/dev/stdin"); - } - if (Module["stdout"]) { - FS.createDevice("/dev", "stdout", null, Module["stdout"]); - } else { - FS.symlink("/dev/tty", "/dev/stdout"); - } - if (Module["stderr"]) { - FS.createDevice("/dev", "stderr", null, Module["stderr"]); - } else { - FS.symlink("/dev/tty1", "/dev/stderr"); - } - var stdin = FS.open("/dev/stdin", 0); - var stdout = FS.open("/dev/stdout", 1); - var stderr = FS.open("/dev/stderr", 1); - }, - staticInit() { - [ 44 ].forEach(code => { - FS.genericErrors[code] = new FS.ErrnoError(code); - FS.genericErrors[code].stack = ""; - }); - FS.nameTable = new Array(4096); - FS.mount(MEMFS, {}, "/"); - FS.createDefaultDirectories(); - FS.createDefaultDevices(); - FS.createSpecialDirectories(); - FS.filesystems = { - "MEMFS": MEMFS, - "NODEFS": NODEFS, - "PROXYFS": PROXYFS - }; - }, - init(input, output, error) { - FS.init.initialized = true; - Module["stdin"] = input || Module["stdin"]; - Module["stdout"] = output || Module["stdout"]; - Module["stderr"] = error || Module["stderr"]; - FS.createStandardStreams(); - }, - quit() { - FS.init.initialized = false; - _fflush(0); - for (var i = 0; i < FS.streams.length; i++) { - var stream = FS.streams[i]; - if (!stream) { - continue; - } - FS.close(stream); - } - }, - findObject(path, dontResolveLastLink) { - var ret = FS.analyzePath(path, dontResolveLastLink); - if (!ret.exists) { - return null; - } - return ret.object; - }, - analyzePath(path, dontResolveLastLink) { - try { - var lookup = FS.lookupPath(path, { - follow: !dontResolveLastLink - }); - path = lookup.path; - } catch (e) {} - var ret = { - isRoot: false, - exists: false, - error: 0, - name: null, - path: null, - object: null, - parentExists: false, - parentPath: null, - parentObject: null - }; - try { - var lookup = FS.lookupPath(path, { - parent: true - }); - ret.parentExists = true; - ret.parentPath = lookup.path; - ret.parentObject = lookup.node; - ret.name = PATH.basename(path); - lookup = FS.lookupPath(path, { - follow: !dontResolveLastLink - }); - ret.exists = true; - ret.path = lookup.path; - ret.object = lookup.node; - ret.name = lookup.node.name; - ret.isRoot = lookup.path === "/"; - } catch (e) { - ret.error = e.errno; - } - return ret; - }, - createPath(parent, path, canRead, canWrite) { - parent = typeof parent == "string" ? parent : FS.getPath(parent); - var parts = path.split("/").reverse(); - while (parts.length) { - var part = parts.pop(); - if (!part) continue; - var current = PATH.join2(parent, part); - try { - FS.mkdir(current); - } catch (e) {} - parent = current; - } - return current; - }, - createFile(parent, name, properties, canRead, canWrite) { - var path = PATH.join2(typeof parent == "string" ? parent : FS.getPath(parent), name); - var mode = FS_getMode(canRead, canWrite); - return FS.create(path, mode); - }, - createDataFile(parent, name, data, canRead, canWrite, canOwn) { - var path = name; - if (parent) { - parent = typeof parent == "string" ? parent : FS.getPath(parent); - path = name ? PATH.join2(parent, name) : parent; - } - var mode = FS_getMode(canRead, canWrite); - var node = FS.create(path, mode); - if (data) { - if (typeof data == "string") { - var arr = new Array(data.length); - for (var i = 0, len = data.length; i < len; ++i) arr[i] = data.charCodeAt(i); - data = arr; - } - FS.chmod(node, mode | 146); - var stream = FS.open(node, 577); - FS.write(stream, data, 0, data.length, 0, canOwn); - FS.close(stream); - FS.chmod(node, mode); - } - }, - createDevice(parent, name, input, output) { - var path = PATH.join2(typeof parent == "string" ? parent : FS.getPath(parent), name); - var mode = FS_getMode(!!input, !!output); - if (!FS.createDevice.major) FS.createDevice.major = 64; - var dev = FS.makedev(FS.createDevice.major++, 0); - FS.registerDevice(dev, { - open(stream) { - stream.seekable = false; - }, - close(stream) { - if (output?.buffer?.length) { - output(10); - } - }, - read(stream, buffer, offset, length, pos) { - /* ignored */ var bytesRead = 0; - for (var i = 0; i < length; i++) { - var result; - try { - result = input(); - } catch (e) { - throw new FS.ErrnoError(29); - } - if (result === undefined && bytesRead === 0) { - throw new FS.ErrnoError(6); - } - if (result === null || result === undefined) break; - bytesRead++; - buffer[offset + i] = result; - } - if (bytesRead) { - stream.node.timestamp = Date.now(); - } - return bytesRead; - }, - write(stream, buffer, offset, length, pos) { - for (var i = 0; i < length; i++) { - try { - output(buffer[offset + i]); - } catch (e) { - throw new FS.ErrnoError(29); - } - } - if (length) { - stream.node.timestamp = Date.now(); - } - return i; - } - }); - return FS.mkdev(path, mode, dev); - }, - forceLoadFile(obj) { - if (obj.isDevice || obj.isFolder || obj.link || obj.contents) return true; - if (typeof XMLHttpRequest != "undefined") { - throw new Error("Lazy loading should have been performed (contents set) in createLazyFile, but it was not. Lazy loading only works in web workers. Use --embed-file or --preload-file in emcc on the main thread."); - } else if (read_) { - try { - obj.contents = intArrayFromString(read_(obj.url), true); - obj.usedBytes = obj.contents.length; - } catch (e) { - throw new FS.ErrnoError(29); - } - } else { - throw new Error("Cannot load without read() or XMLHttpRequest."); - } - }, - createLazyFile(parent, name, url, canRead, canWrite) { - class LazyUint8Array { - constructor() { - this.lengthKnown = false; - this.chunks = []; - } - get(idx) { - if (idx > this.length - 1 || idx < 0) { - return undefined; - } - var chunkOffset = idx % this.chunkSize; - var chunkNum = (idx / this.chunkSize) | 0; - return this.getter(chunkNum)[chunkOffset]; - } - setDataGetter(getter) { - this.getter = getter; - } - cacheLength() { - var xhr = new XMLHttpRequest; - xhr.open("HEAD", url, false); - xhr.send(null); - if (!(xhr.status >= 200 && xhr.status < 300 || xhr.status === 304)) throw new Error("Couldn't load " + url + ". Status: " + xhr.status); - var datalength = Number(xhr.getResponseHeader("Content-length")); - var header; - var hasByteServing = (header = xhr.getResponseHeader("Accept-Ranges")) && header === "bytes"; - var usesGzip = (header = xhr.getResponseHeader("Content-Encoding")) && header === "gzip"; - var chunkSize = 1024 * 1024; - if (!hasByteServing) chunkSize = datalength; - var doXHR = (from, to) => { - if (from > to) throw new Error("invalid range (" + from + ", " + to + ") or no bytes requested!"); - if (to > datalength - 1) throw new Error("only " + datalength + " bytes available! programmer error!"); - var xhr = new XMLHttpRequest; - xhr.open("GET", url, false); - if (datalength !== chunkSize) xhr.setRequestHeader("Range", "bytes=" + from + "-" + to); - xhr.responseType = "arraybuffer"; - if (xhr.overrideMimeType) { - xhr.overrideMimeType("text/plain; charset=x-user-defined"); - } - xhr.send(null); - if (!(xhr.status >= 200 && xhr.status < 300 || xhr.status === 304)) throw new Error("Couldn't load " + url + ". Status: " + xhr.status); - if (xhr.response !== undefined) { - return new Uint8Array(/** @type{Array} */ (xhr.response || [])); - } - return intArrayFromString(xhr.responseText || "", true); - }; - var lazyArray = this; - lazyArray.setDataGetter(chunkNum => { - var start = chunkNum * chunkSize; - var end = (chunkNum + 1) * chunkSize - 1; - end = Math.min(end, datalength - 1); - if (typeof lazyArray.chunks[chunkNum] == "undefined") { - lazyArray.chunks[chunkNum] = doXHR(start, end); - } - if (typeof lazyArray.chunks[chunkNum] == "undefined") throw new Error("doXHR failed!"); - return lazyArray.chunks[chunkNum]; - }); - if (usesGzip || !datalength) { - chunkSize = datalength = 1; - datalength = this.getter(0).length; - chunkSize = datalength; - out("LazyFiles on gzip forces download of the whole file when length is accessed"); - } - this._length = datalength; - this._chunkSize = chunkSize; - this.lengthKnown = true; - } - get length() { - if (!this.lengthKnown) { - this.cacheLength(); - } - return this._length; - } - get chunkSize() { - if (!this.lengthKnown) { - this.cacheLength(); - } - return this._chunkSize; - } - } - if (typeof XMLHttpRequest != "undefined") { - if (!ENVIRONMENT_IS_WORKER) throw "Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc"; - var lazyArray = new LazyUint8Array; - var properties = { - isDevice: false, - contents: lazyArray - }; - } else { - var properties = { - isDevice: false, - url: url - }; - } - var node = FS.createFile(parent, name, properties, canRead, canWrite); - if (properties.contents) { - node.contents = properties.contents; - } else if (properties.url) { - node.contents = null; - node.url = properties.url; - } - Object.defineProperties(node, { - usedBytes: { - get: function() { - return this.contents.length; - } - } - }); - var stream_ops = {}; - var keys = Object.keys(node.stream_ops); - keys.forEach(key => { - var fn = node.stream_ops[key]; - stream_ops[key] = (...args) => { - FS.forceLoadFile(node); - return fn(...args); - }; - }); - function writeChunks(stream, buffer, offset, length, position) { - var contents = stream.node.contents; - if (position >= contents.length) return 0; - var size = Math.min(contents.length - position, length); - if (contents.slice) { - for (var i = 0; i < size; i++) { - buffer[offset + i] = contents[position + i]; - } - } else { - for (var i = 0; i < size; i++) { - buffer[offset + i] = contents.get(position + i); - } - } - return size; - } - stream_ops.read = (stream, buffer, offset, length, position) => { - FS.forceLoadFile(node); - return writeChunks(stream, buffer, offset, length, position); - }; - stream_ops.mmap = (stream, length, position, prot, flags) => { - FS.forceLoadFile(node); - var ptr = mmapAlloc(length); - if (!ptr) { - throw new FS.ErrnoError(48); - } - writeChunks(stream, HEAP8, ptr, length, position); - return { - ptr: ptr, - allocated: true - }; - }; - node.stream_ops = stream_ops; - return node; - } -}; - -Module["FS"] = FS; - -var SOCKFS = { - mount(mount) { - Module["websocket"] = (Module["websocket"] && ("object" === typeof Module["websocket"])) ? Module["websocket"] : {}; - Module["websocket"]._callbacks = {}; - Module["websocket"]["on"] = /** @this{Object} */ function(event, callback) { - if ("function" === typeof callback) { - this._callbacks[event] = callback; - } - return this; - }; - Module["websocket"].emit = /** @this{Object} */ function(event, param) { - if ("function" === typeof this._callbacks[event]) { - this._callbacks[event].call(this, param); - } - }; - return FS.createNode(null, "/", 16384 | 511, /* 0777 */ 0); - }, - createSocket(family, type, protocol) { - type &= ~526336; - var streaming = type == 1; - if (streaming && protocol && protocol != 6) { - throw new FS.ErrnoError(66); - } - var sock = { - family: family, - type: type, - protocol: protocol, - server: null, - error: null, - peers: {}, - pending: [], - recv_queue: [], - sock_ops: SOCKFS.websocket_sock_ops - }; - var name = SOCKFS.nextname(); - var node = FS.createNode(SOCKFS.root, name, 49152, 0); - node.sock = sock; - var stream = FS.createStream({ - path: name, - node: node, - flags: 2, - seekable: false, - stream_ops: SOCKFS.stream_ops - }); - sock.stream = stream; - return sock; - }, - getSocket(fd) { - var stream = FS.getStream(fd); - if (!stream || !FS.isSocket(stream.node.mode)) { - return null; - } - return stream.node.sock; - }, - stream_ops: { - poll(stream) { - var sock = stream.node.sock; - return sock.sock_ops.poll(sock); - }, - ioctl(stream, request, varargs) { - var sock = stream.node.sock; - return sock.sock_ops.ioctl(sock, request, varargs); - }, - read(stream, buffer, offset, length, position) { - /* ignored */ var sock = stream.node.sock; - var msg = sock.sock_ops.recvmsg(sock, length); - if (!msg) { - return 0; - } - buffer.set(msg.buffer, offset); - return msg.buffer.length; - }, - write(stream, buffer, offset, length, position) { - /* ignored */ var sock = stream.node.sock; - return sock.sock_ops.sendmsg(sock, buffer, offset, length); - }, - close(stream) { - var sock = stream.node.sock; - sock.sock_ops.close(sock); - } - }, - nextname() { - if (!SOCKFS.nextname.current) { - SOCKFS.nextname.current = 0; - } - return "socket[" + (SOCKFS.nextname.current++) + "]"; - }, - websocket_sock_ops: { - createPeer(sock, addr, port) { - var ws; - if (typeof addr == "object") { - ws = addr; - addr = null; - port = null; - } - if (ws) { - if (ws._socket) { - addr = ws._socket.remoteAddress; - port = ws._socket.remotePort; - } else { - var result = /ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url); - if (!result) { - throw new Error("WebSocket URL must be in the format ws(s)://address:port"); - } - addr = result[1]; - port = parseInt(result[2], 10); - } - } else { - try { - var runtimeConfig = (Module["websocket"] && ("object" === typeof Module["websocket"])); - var url = "ws:#".replace("#", "//"); - if (runtimeConfig) { - if("function"===typeof Module["websocket"]["url"]) { -url = Module["websocket"]["url"](...arguments); -}else if ("string" === typeof Module["websocket"]["url"]) { - url = Module["websocket"]["url"]; - } - } - if (url === "ws://" || url === "wss://") { - var parts = addr.split("/"); - url = url + parts[0] + ":" + port + "/" + parts.slice(1).join("/"); - } - var subProtocols = "binary"; - if (runtimeConfig) { - if ("string" === typeof Module["websocket"]["subprotocol"]) { - subProtocols = Module["websocket"]["subprotocol"]; - } - } - var opts = undefined; - if (subProtocols !== "null") { - subProtocols = subProtocols.replace(/^ +| +$/g, "").split(/ *, */); - opts = subProtocols; - } - if (runtimeConfig && null === Module["websocket"]["subprotocol"]) { - subProtocols = "null"; - opts = undefined; - } - var WebSocketConstructor; - if (ENVIRONMENT_IS_NODE) { - WebSocketConstructor = /** @type{(typeof WebSocket)} */ (require("ws")); - } else { - WebSocketConstructor = WebSocket; - } - if (Module['websocket']['decorator']) {WebSocketConstructor = Module['websocket']['decorator'](WebSocketConstructor);}ws = new WebSocketConstructor(url, opts); - ws.binaryType = "arraybuffer"; - } catch (e) { - throw new FS.ErrnoError(23); - } - } - var peer = { - addr: addr, - port: port, - socket: ws, - dgram_send_queue: [] - }; - SOCKFS.websocket_sock_ops.addPeer(sock, peer); - SOCKFS.websocket_sock_ops.handlePeerEvents(sock, peer); - if (sock.type === 2 && typeof sock.sport != "undefined") { - peer.dgram_send_queue.push(new Uint8Array([ 255, 255, 255, 255, "p".charCodeAt(0), "o".charCodeAt(0), "r".charCodeAt(0), "t".charCodeAt(0), ((sock.sport & 65280) >> 8), (sock.sport & 255) ])); - } - return peer; - }, - getPeer(sock, addr, port) { - return sock.peers[addr + ":" + port]; - }, - addPeer(sock, peer) { - sock.peers[peer.addr + ":" + peer.port] = peer; - }, - removePeer(sock, peer) { - delete sock.peers[peer.addr + ":" + peer.port]; - }, - handlePeerEvents(sock, peer) { - var first = true; - var handleOpen = function() { - Module["websocket"].emit("open", sock.stream.fd); - try { - var queued = peer.dgram_send_queue.shift(); - while (queued) { - peer.socket.send(queued); - queued = peer.dgram_send_queue.shift(); - } - } catch (e) { - peer.socket.close(); - } - }; - function handleMessage(data) { - if (typeof data == "string") { - var encoder = new TextEncoder; - data = encoder.encode(data); - } else { - assert(data.byteLength !== undefined); - if (data.byteLength == 0) { - return; - } - data = new Uint8Array(data); - } - var wasfirst = first; - first = false; - if (wasfirst && data.length === 10 && data[0] === 255 && data[1] === 255 && data[2] === 255 && data[3] === 255 && data[4] === "p".charCodeAt(0) && data[5] === "o".charCodeAt(0) && data[6] === "r".charCodeAt(0) && data[7] === "t".charCodeAt(0)) { - var newport = ((data[8] << 8) | data[9]); - SOCKFS.websocket_sock_ops.removePeer(sock, peer); - peer.port = newport; - SOCKFS.websocket_sock_ops.addPeer(sock, peer); - return; - } - sock.recv_queue.push({ - addr: peer.addr, - port: peer.port, - data: data - }); - Module["websocket"].emit("message", sock.stream.fd); - } - if (ENVIRONMENT_IS_NODE) { - peer.socket.on("open", handleOpen); - peer.socket.on("message", function(data, isBinary) { - if (!isBinary) { - return; - } - handleMessage((new Uint8Array(data)).buffer); - }); - peer.socket.on("close", function() { - Module["websocket"].emit("close", sock.stream.fd); - }); - peer.socket.on("error", function(error) { - sock.error = 14; - Module["websocket"].emit("error", [ sock.stream.fd, sock.error, "ECONNREFUSED: Connection refused" ]); - }); - } else { - peer.socket.onopen = handleOpen; - peer.socket.onclose = function() { - Module["websocket"].emit("close", sock.stream.fd); - }; - peer.socket.onmessage = function peer_socket_onmessage(event) { - handleMessage(event.data); - }; - peer.socket.onerror = function(error) { - sock.error = 14; - Module["websocket"].emit("error", [ sock.stream.fd, sock.error, "ECONNREFUSED: Connection refused" ]); - }; - } - }, - poll(sock) { - if (sock.type === 1 && sock.server) { - return sock.pending.length ? (64 | 1) : 0; - } - var mask = 0; - var dest = sock.type === 1 ? SOCKFS.websocket_sock_ops.getPeer(sock, sock.daddr, sock.dport) : null; - if (sock.recv_queue.length || !dest || (dest && dest.socket.readyState === dest.socket.CLOSING) || (dest && dest.socket.readyState === dest.socket.CLOSED)) { - mask |= (64 | 1); - } - if (!dest || (dest && dest.socket.readyState === dest.socket.OPEN)) { - mask |= 4; - } - if ((dest && dest.socket.readyState === dest.socket.CLOSING) || (dest && dest.socket.readyState === dest.socket.CLOSED)) { - mask |= 16; - } - return mask; - }, - ioctl(sock, request, arg) { - switch (request) { - case 21531: - var bytes = 0; - if (sock.recv_queue.length) { - bytes = sock.recv_queue[0].data.length; - } - HEAP32[((arg) >> 2)] = bytes; - return 0; - - default: - return 28; - } - }, - close(sock) { - if (sock.server) { - try { - sock.server.close(); - } catch (e) {} - sock.server = null; - } - var peers = Object.keys(sock.peers); - for (var i = 0; i < peers.length; i++) { - var peer = sock.peers[peers[i]]; - try { - peer.socket.close(); - } catch (e) {} - SOCKFS.websocket_sock_ops.removePeer(sock, peer); - } - return 0; - }, - bind(sock, addr, port) { - if (typeof sock.saddr != "undefined" || typeof sock.sport != "undefined") { - throw new FS.ErrnoError(28); - } - sock.saddr = addr; - sock.sport = port; - if (sock.type === 2) { - if (sock.server) { - sock.server.close(); - sock.server = null; - } - try { - sock.sock_ops.listen(sock, 0); - } catch (e) { - if (!(e.name === "ErrnoError")) throw e; - if (e.errno !== 138) throw e; - } - } - }, - connect(sock, addr, port) { - if (sock.server) { - throw new FS.ErrnoError(138); - } - if (typeof sock.daddr != "undefined" && typeof sock.dport != "undefined") { - var dest = SOCKFS.websocket_sock_ops.getPeer(sock, sock.daddr, sock.dport); - if (dest) { - if (dest.socket.readyState === dest.socket.CONNECTING) { - throw new FS.ErrnoError(7); - } else { - throw new FS.ErrnoError(30); - } - } - } - var peer = SOCKFS.websocket_sock_ops.createPeer(sock, addr, port); - sock.daddr = peer.addr; - sock.dport = peer.port; - throw new FS.ErrnoError(26); - }, - listen(sock, backlog) { - if (!ENVIRONMENT_IS_NODE) { - throw new FS.ErrnoError(138); - } - if (sock.server) { - throw new FS.ErrnoError(28); - } - var WebSocketServer = require("ws").Server; - var host = sock.saddr; - if (Module['websocket']['serverDecorator']) {WebSocketServer = Module['websocket']['serverDecorator'](WebSocketServer);}sock.server = new WebSocketServer({ - host: host, - port: sock.sport - }); - Module["websocket"].emit("listen", sock.stream.fd); - sock.server.on("connection", function(ws) { - if (sock.type === 1) { - var newsock = SOCKFS.createSocket(sock.family, sock.type, sock.protocol); - var peer = SOCKFS.websocket_sock_ops.createPeer(newsock, ws); - newsock.daddr = peer.addr; - newsock.dport = peer.port; - sock.pending.push(newsock); - Module["websocket"].emit("connection", newsock.stream.fd); - } else { - SOCKFS.websocket_sock_ops.createPeer(sock, ws); - Module["websocket"].emit("connection", sock.stream.fd); - } - }); - sock.server.on("close", function() { - Module["websocket"].emit("close", sock.stream.fd); - sock.server = null; - }); - sock.server.on("error", function(error) { - sock.error = 23; - Module["websocket"].emit("error", [ sock.stream.fd, sock.error, "EHOSTUNREACH: Host is unreachable" ]); - }); - }, - accept(listensock) { - if (!listensock.server || !listensock.pending.length) { - throw new FS.ErrnoError(28); - } - var newsock = listensock.pending.shift(); - newsock.stream.flags = listensock.stream.flags; - return newsock; - }, - getname(sock, peer) { - var addr, port; - if (peer) { - if (sock.daddr === undefined || sock.dport === undefined) { - throw new FS.ErrnoError(53); - } - addr = sock.daddr; - port = sock.dport; - } else { - addr = sock.saddr || 0; - port = sock.sport || 0; - } - return { - addr: addr, - port: port - }; - }, - sendmsg(sock, buffer, offset, length, addr, port) { - if (sock.type === 2) { - if (addr === undefined || port === undefined) { - addr = sock.daddr; - port = sock.dport; - } - if (addr === undefined || port === undefined) { - throw new FS.ErrnoError(17); - } - } else { - addr = sock.daddr; - port = sock.dport; - } - var dest = SOCKFS.websocket_sock_ops.getPeer(sock, addr, port); - if (sock.type === 1) { - if (!dest || dest.socket.readyState === dest.socket.CLOSING || dest.socket.readyState === dest.socket.CLOSED) { - throw new FS.ErrnoError(53); - } else if (dest.socket.readyState === dest.socket.CONNECTING) { - throw new FS.ErrnoError(6); - } - } - if (ArrayBuffer.isView(buffer)) { - offset += buffer.byteOffset; - buffer = buffer.buffer; - } - var data; - data = buffer.slice(offset, offset + length); - if (sock.type === 2) { - if (!dest || dest.socket.readyState !== dest.socket.OPEN) { - if (!dest || dest.socket.readyState === dest.socket.CLOSING || dest.socket.readyState === dest.socket.CLOSED) { - dest = SOCKFS.websocket_sock_ops.createPeer(sock, addr, port); - } - dest.dgram_send_queue.push(data); - return length; - } - } - try { - dest.socket.send(data); - return length; - } catch (e) { - throw new FS.ErrnoError(28); - } - }, - recvmsg(sock, length, flags) { - if (sock.type === 1 && sock.server) { - throw new FS.ErrnoError(53); - } - var queued = sock.recv_queue.shift(); - if (!queued) { - if (sock.type === 1) { - var dest = SOCKFS.websocket_sock_ops.getPeer(sock, sock.daddr, sock.dport); - if (!dest) { - throw new FS.ErrnoError(53); - } - if (dest.socket.readyState === dest.socket.CLOSING || dest.socket.readyState === dest.socket.CLOSED) { - return null; - } - throw new FS.ErrnoError(6); - } - throw new FS.ErrnoError(6); - } - var queuedLength = queued.data.byteLength || queued.data.length; - var queuedOffset = queued.data.byteOffset || 0; - var queuedBuffer = queued.data.buffer || queued.data; - var bytesRead = Math.min(length, queuedLength); - var res = { - buffer: new Uint8Array(queuedBuffer, queuedOffset, bytesRead), - addr: queued.addr, - port: queued.port - }; - if (flags&2) {bytesRead = 0;} if (sock.type === 1 && bytesRead < queuedLength) { - var bytesRemaining = queuedLength - bytesRead; - queued.data = new Uint8Array(queuedBuffer, queuedOffset + bytesRead, bytesRemaining); - sock.recv_queue.unshift(queued); - } - return res; - } - } -}; - -var getSocketFromFD = fd => { - var socket = SOCKFS.getSocket(fd); - if (!socket) throw new FS.ErrnoError(8); - return socket; -}; - -var inetPton4 = str => { - var b = str.split("."); - for (var i = 0; i < 4; i++) { - var tmp = Number(b[i]); - if (isNaN(tmp)) return null; - b[i] = tmp; - } - return (b[0] | (b[1] << 8) | (b[2] << 16) | (b[3] << 24)) >>> 0; -}; - -/** @suppress {checkTypes} */ var jstoi_q = str => parseInt(str); - -var inetPton6 = str => { - var words; - var w, offset, z; - /* http://home.deds.nl/~aeron/regex/ */ var valid6regx = /^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i; - var parts = []; - if (!valid6regx.test(str)) { - return null; - } - if (str === "::") { - return [ 0, 0, 0, 0, 0, 0, 0, 0 ]; - } - if (str.startsWith("::")) { - str = str.replace("::", "Z:"); - } else { - str = str.replace("::", ":Z:"); - } - if (str.indexOf(".") > 0) { - str = str.replace(new RegExp("[.]", "g"), ":"); - words = str.split(":"); - words[words.length - 4] = jstoi_q(words[words.length - 4]) + jstoi_q(words[words.length - 3]) * 256; - words[words.length - 3] = jstoi_q(words[words.length - 2]) + jstoi_q(words[words.length - 1]) * 256; - words = words.slice(0, words.length - 2); - } else { - words = str.split(":"); - } - offset = 0; - z = 0; - for (w = 0; w < words.length; w++) { - if (typeof words[w] == "string") { - if (words[w] === "Z") { - for (z = 0; z < (8 - words.length + 1); z++) { - parts[w + z] = 0; - } - offset = z - 1; - } else { - parts[w + offset] = _htons(parseInt(words[w], 16)); - } - } else { - parts[w + offset] = words[w]; - } - } - return [ (parts[1] << 16) | parts[0], (parts[3] << 16) | parts[2], (parts[5] << 16) | parts[4], (parts[7] << 16) | parts[6] ]; -}; - -/** @param {number=} addrlen */ var writeSockaddr = (sa, family, addr, port, addrlen) => { - switch (family) { - case 2: - addr = inetPton4(addr); - zeroMemory(sa, 16); - if (addrlen) { - HEAP32[((addrlen) >> 2)] = 16; - } - HEAP16[((sa) >> 1)] = family; - HEAP32[(((sa) + (4)) >> 2)] = addr; - HEAP16[(((sa) + (2)) >> 1)] = _htons(port); - break; - - case 10: - addr = inetPton6(addr); - zeroMemory(sa, 28); - if (addrlen) { - HEAP32[((addrlen) >> 2)] = 28; - } - HEAP32[((sa) >> 2)] = family; - HEAP32[(((sa) + (8)) >> 2)] = addr[0]; - HEAP32[(((sa) + (12)) >> 2)] = addr[1]; - HEAP32[(((sa) + (16)) >> 2)] = addr[2]; - HEAP32[(((sa) + (20)) >> 2)] = addr[3]; - HEAP16[(((sa) + (2)) >> 1)] = _htons(port); - break; - - default: - return 5; - } - return 0; -}; - -var DNS = { - address_map: { - id: 1, - addrs: {}, - names: {} - }, - lookup_name(name) { - var res = inetPton4(name); - if (res !== null) { - return name; - } - res = inetPton6(name); - if (res !== null) { - return name; - } - var addr; - if (DNS.address_map.addrs[name]) { - addr = DNS.address_map.addrs[name]; - } else { - var id = DNS.address_map.id++; - assert(id < 65535, "exceeded max address mappings of 65535"); - addr = "172.29." + (id & 255) + "." + (id & 65280); - DNS.address_map.names[addr] = name; - DNS.address_map.addrs[name] = addr; - } - return addr; - }, - lookup_addr(addr) { - if (DNS.address_map.names[addr]) { - return DNS.address_map.names[addr]; - } - return null; - } -}; - -function ___syscall_accept4(fd, addr, addrlen, flags, d1, d2) { - try { - var sock = getSocketFromFD(fd); - var newsock = sock.sock_ops.accept(sock); - if (addr) { - var errno = writeSockaddr(addr, newsock.family, DNS.lookup_name(newsock.daddr), newsock.dport, addrlen); - } - return newsock.stream.fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var inetNtop4 = addr => (addr & 255) + "." + ((addr >> 8) & 255) + "." + ((addr >> 16) & 255) + "." + ((addr >> 24) & 255); - -var inetNtop6 = ints => { - var str = ""; - var word = 0; - var longest = 0; - var lastzero = 0; - var zstart = 0; - var len = 0; - var i = 0; - var parts = [ ints[0] & 65535, (ints[0] >> 16), ints[1] & 65535, (ints[1] >> 16), ints[2] & 65535, (ints[2] >> 16), ints[3] & 65535, (ints[3] >> 16) ]; - var hasipv4 = true; - var v4part = ""; - for (i = 0; i < 5; i++) { - if (parts[i] !== 0) { - hasipv4 = false; - break; - } - } - if (hasipv4) { - v4part = inetNtop4(parts[6] | (parts[7] << 16)); - if (parts[5] === -1) { - str = "::ffff:"; - str += v4part; - return str; - } - if (parts[5] === 0) { - str = "::"; - if (v4part === "0.0.0.0") v4part = ""; - if (v4part === "0.0.0.1") v4part = "1"; - str += v4part; - return str; - } - } - for (word = 0; word < 8; word++) { - if (parts[word] === 0) { - if (word - lastzero > 1) { - len = 0; - } - lastzero = word; - len++; - } - if (len > longest) { - longest = len; - zstart = word - longest + 1; - } - } - for (word = 0; word < 8; word++) { - if (longest > 1) { - if (parts[word] === 0 && word >= zstart && word < (zstart + longest)) { - if (word === zstart) { - str += ":"; - if (zstart === 0) str += ":"; - } - continue; - } - } - str += Number(_ntohs(parts[word] & 65535)).toString(16); - str += word < 7 ? ":" : ""; - } - return str; -}; - -var readSockaddr = (sa, salen) => { - var family = HEAP16[((sa) >> 1)]; - var port = _ntohs(HEAPU16[(((sa) + (2)) >> 1)]); - var addr; - switch (family) { - case 2: - if (salen !== 16) { - return { - errno: 28 - }; - } - addr = HEAP32[(((sa) + (4)) >> 2)]; - addr = inetNtop4(addr); - break; - - case 10: - if (salen !== 28) { - return { - errno: 28 - }; - } - addr = [ HEAP32[(((sa) + (8)) >> 2)], HEAP32[(((sa) + (12)) >> 2)], HEAP32[(((sa) + (16)) >> 2)], HEAP32[(((sa) + (20)) >> 2)] ]; - addr = inetNtop6(addr); - break; - - default: - return { - errno: 5 - }; - } - return { - family: family, - addr: addr, - port: port - }; -}; - -/** @param {boolean=} allowNull */ var getSocketAddress = (addrp, addrlen, allowNull) => { - if (allowNull && addrp === 0) return null; - var info = readSockaddr(addrp, addrlen); - if (info.errno) throw new FS.ErrnoError(info.errno); - info.addr = DNS.lookup_addr(info.addr) || info.addr; - return info; -}; - -function ___syscall_bind(fd, addr, addrlen, d1, d2, d3) { - try { - var sock = getSocketFromFD(fd); - var info = getSocketAddress(addr, addrlen); - sock.sock_ops.bind(sock, info.addr, info.port); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var SYSCALLS = { - DEFAULT_POLLMASK: 5, - calculateAt(dirfd, path, allowEmpty) { - if (PATH.isAbs(path)) { - return path; - } - var dir; - if (dirfd === -100) { - dir = FS.cwd(); - } else { - var dirstream = SYSCALLS.getStreamFromFD(dirfd); - dir = dirstream.path; - } - if (path.length == 0) { - if (!allowEmpty) { - throw new FS.ErrnoError(44); - } - return dir; - } - return PATH.join2(dir, path); - }, - doStat(func, path, buf) { - var stat = func(path); - HEAP32[((buf) >> 2)] = stat.dev; - HEAP32[(((buf) + (4)) >> 2)] = stat.mode; - HEAPU32[(((buf) + (8)) >> 2)] = stat.nlink; - HEAP32[(((buf) + (12)) >> 2)] = stat.uid; - HEAP32[(((buf) + (16)) >> 2)] = stat.gid; - HEAP32[(((buf) + (20)) >> 2)] = stat.rdev; - (tempI64 = [ stat.size >>> 0, (tempDouble = stat.size, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (24)) >> 2)] = tempI64[0], HEAP32[(((buf) + (28)) >> 2)] = tempI64[1]); - HEAP32[(((buf) + (32)) >> 2)] = 4096; - HEAP32[(((buf) + (36)) >> 2)] = stat.blocks; - var atime = stat.atime.getTime(); - var mtime = stat.mtime.getTime(); - var ctime = stat.ctime.getTime(); - (tempI64 = [ Math.floor(atime / 1e3) >>> 0, (tempDouble = Math.floor(atime / 1e3), - (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (40)) >> 2)] = tempI64[0], HEAP32[(((buf) + (44)) >> 2)] = tempI64[1]); - HEAPU32[(((buf) + (48)) >> 2)] = (atime % 1e3) * 1e3; - (tempI64 = [ Math.floor(mtime / 1e3) >>> 0, (tempDouble = Math.floor(mtime / 1e3), - (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (56)) >> 2)] = tempI64[0], HEAP32[(((buf) + (60)) >> 2)] = tempI64[1]); - HEAPU32[(((buf) + (64)) >> 2)] = (mtime % 1e3) * 1e3; - (tempI64 = [ Math.floor(ctime / 1e3) >>> 0, (tempDouble = Math.floor(ctime / 1e3), - (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (72)) >> 2)] = tempI64[0], HEAP32[(((buf) + (76)) >> 2)] = tempI64[1]); - HEAPU32[(((buf) + (80)) >> 2)] = (ctime % 1e3) * 1e3; - (tempI64 = [ stat.ino >>> 0, (tempDouble = stat.ino, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (88)) >> 2)] = tempI64[0], HEAP32[(((buf) + (92)) >> 2)] = tempI64[1]); - return 0; - }, - doMsync(addr, stream, len, flags, offset) { - if (!FS.isFile(stream.node.mode)) { - throw new FS.ErrnoError(43); - } - if (flags & 2) { - return 0; - } - var buffer = HEAPU8.slice(addr, addr + len); - FS.msync(stream, buffer, offset, len, flags); - }, - getStreamFromFD(fd) { - var stream = FS.getStreamChecked(fd); - return stream; - }, - varargs: undefined, - getStr(ptr) { - var ret = UTF8ToString(ptr); - return ret; - } -}; - -function ___syscall_chdir(path) { - try { - path = SYSCALLS.getStr(path); - FS.chdir(path); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_chmod(path, mode) { - try { - path = SYSCALLS.getStr(path); - FS.chmod(path, mode); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_connect(fd, addr, addrlen, d1, d2, d3) { - try { - var sock = getSocketFromFD(fd); - var info = getSocketAddress(addr, addrlen); - sock.sock_ops.connect(sock, info.addr, info.port); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_dup(fd) { - try { - var old = SYSCALLS.getStreamFromFD(fd); - return FS.dupStream(old).fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_dup3(fd, newfd, flags) { - try { - var old = SYSCALLS.getStreamFromFD(fd); - if (old.fd === newfd) return -28; - var existing = FS.getStream(newfd); - if (existing) FS.close(existing); - return FS.dupStream(old, newfd).fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_faccessat(dirfd, path, amode, flags) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - if (amode & ~7) { - return -28; - } - var lookup = FS.lookupPath(path, { - follow: true - }); - var node = lookup.node; - if (!node) { - return -44; - } - var perms = ""; - if (amode & 4) perms += "r"; - if (amode & 2) perms += "w"; - if (amode & 1) perms += "x"; - if (perms && /* otherwise, they've just passed F_OK */ FS.nodePermissions(node, perms)) { - return -2; - } - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var convertI32PairToI53Checked = (lo, hi) => ((hi + 2097152) >>> 0 < 4194305 - !!lo) ? (lo >>> 0) + hi * 4294967296 : NaN; - -function ___syscall_fallocate(fd, mode, offset_low, offset_high, len_low, len_high) { - var offset = convertI32PairToI53Checked(offset_low, offset_high); - var len = convertI32PairToI53Checked(len_low, len_high); - try { - if (isNaN(offset)) return 61; - var stream = SYSCALLS.getStreamFromFD(fd); - FS.allocate(stream, offset, len); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_fchmod(fd, mode) { - try { - FS.fchmod(fd, mode); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_fchown32(fd, owner, group) { - try { - FS.fchown(fd, owner, group); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_fchownat(dirfd, path, owner, group, flags) { - try { - path = SYSCALLS.getStr(path); - var nofollow = flags & 256; - flags = flags & (~256); - path = SYSCALLS.calculateAt(dirfd, path); - (nofollow ? FS.lchown : FS.chown)(path, owner, group); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -/** @suppress {duplicate } */ function syscallGetVarargI() { - var ret = HEAP32[((+SYSCALLS.varargs) >> 2)]; - SYSCALLS.varargs += 4; - return ret; -} - -var syscallGetVarargP = syscallGetVarargI; - -function ___syscall_fcntl64(fd, cmd, varargs) { - SYSCALLS.varargs = varargs; - try { - var stream = SYSCALLS.getStreamFromFD(fd); - switch (cmd) { - case 0: - { - var arg = syscallGetVarargI(); - if (arg < 0) { - return -28; - } - while (FS.streams[arg]) { - arg++; - } - var newStream; - newStream = FS.dupStream(stream, arg); - return newStream.fd; - } - - case 1: - case 2: - return 0; - - case 3: - return stream.flags; - - case 4: - { - var arg = syscallGetVarargI(); - stream.flags |= arg; - return 0; - } - - case 12: - { - var arg = syscallGetVarargP(); - var offset = 0; - HEAP16[(((arg) + (offset)) >> 1)] = 2; - return 0; - } - - case 13: - case 14: - return 0; - } - return -28; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_fdatasync(fd) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_fstat64(fd, buf) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - return SYSCALLS.doStat(FS.stat, stream.path, buf); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_ftruncate64(fd, length_low, length_high) { - var length = convertI32PairToI53Checked(length_low, length_high); - try { - if (isNaN(length)) return 61; - FS.ftruncate(fd, length); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var stringToUTF8 = (str, outPtr, maxBytesToWrite) => stringToUTF8Array(str, HEAPU8, outPtr, maxBytesToWrite); - -Module["stringToUTF8"] = stringToUTF8; - -function ___syscall_getcwd(buf, size) { - try { - if (size === 0) return -28; - var cwd = FS.cwd(); - var cwdLengthInBytes = lengthBytesUTF8(cwd) + 1; - if (size < cwdLengthInBytes) return -68; - stringToUTF8(cwd, buf, size); - return cwdLengthInBytes; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_getdents64(fd, dirp, count) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - stream.getdents ||= FS.readdir(stream.path); - var struct_size = 280; - var pos = 0; - var off = FS.llseek(stream, 0, 1); - var idx = Math.floor(off / struct_size); - while (idx < stream.getdents.length && pos + struct_size <= count) { - var id; - var type; - var name = stream.getdents[idx]; - if (name === ".") { - id = stream.node.id; - type = 4; - } else if (name === "..") { - var lookup = FS.lookupPath(stream.path, { - parent: true - }); - id = lookup.node.id; - type = 4; - } else { - var child = FS.lookupNode(stream.node, name); - id = child.id; - type = FS.isChrdev(child.mode) ? 2 : FS.isDir(child.mode) ? 4 : FS.isLink(child.mode) ? 10 : 8; - } - (tempI64 = [ id >>> 0, (tempDouble = id, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[((dirp + pos) >> 2)] = tempI64[0], HEAP32[(((dirp + pos) + (4)) >> 2)] = tempI64[1]); - (tempI64 = [ (idx + 1) * struct_size >>> 0, (tempDouble = (idx + 1) * struct_size, - (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((dirp + pos) + (8)) >> 2)] = tempI64[0], HEAP32[(((dirp + pos) + (12)) >> 2)] = tempI64[1]); - HEAP16[(((dirp + pos) + (16)) >> 1)] = 280; - HEAP8[(dirp + pos) + (18)] = type; - stringToUTF8(name, dirp + pos + 19, 256); - pos += struct_size; - idx += 1; - } - FS.llseek(stream, idx * struct_size, 0); - return pos; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_getpeername(fd, addr, addrlen, d1, d2, d3) { - try { - var sock = getSocketFromFD(fd); - if (!sock.daddr) { - return -53; - } - var errno = writeSockaddr(addr, sock.family, DNS.lookup_name(sock.daddr), sock.dport, addrlen); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_getsockname(fd, addr, addrlen, d1, d2, d3) { - try { - var sock = getSocketFromFD(fd); - var errno = writeSockaddr(addr, sock.family, DNS.lookup_name(sock.saddr || "0.0.0.0"), sock.sport, addrlen); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_getsockopt(fd, level, optname, optval, optlen, d1) { - try { - var sock = getSocketFromFD(fd); - if (level === 1) { - if (optname === 4) { - HEAP32[((optval) >> 2)] = sock.error; - HEAP32[((optlen) >> 2)] = 4; - sock.error = null; - return 0; - } - } - return -50; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_ioctl(fd, op, varargs) { - SYSCALLS.varargs = varargs; - try { - var stream = SYSCALLS.getStreamFromFD(fd); - switch (op) { - case 21509: - { - if (!stream.tty) return -59; - return 0; - } - - case 21505: - { - if (!stream.tty) return -59; - if (stream.tty.ops.ioctl_tcgets) { - var termios = stream.tty.ops.ioctl_tcgets(stream); - var argp = syscallGetVarargP(); - HEAP32[((argp) >> 2)] = termios.c_iflag || 0; - HEAP32[(((argp) + (4)) >> 2)] = termios.c_oflag || 0; - HEAP32[(((argp) + (8)) >> 2)] = termios.c_cflag || 0; - HEAP32[(((argp) + (12)) >> 2)] = termios.c_lflag || 0; - for (var i = 0; i < 32; i++) { - HEAP8[(argp + i) + (17)] = termios.c_cc[i] || 0; - } - return 0; - } - return 0; - } - - case 21510: - case 21511: - case 21512: - { - if (!stream.tty) return -59; - return 0; - } - - case 21506: - case 21507: - case 21508: - { - if (!stream.tty) return -59; - if (stream.tty.ops.ioctl_tcsets) { - var argp = syscallGetVarargP(); - var c_iflag = HEAP32[((argp) >> 2)]; - var c_oflag = HEAP32[(((argp) + (4)) >> 2)]; - var c_cflag = HEAP32[(((argp) + (8)) >> 2)]; - var c_lflag = HEAP32[(((argp) + (12)) >> 2)]; - var c_cc = []; - for (var i = 0; i < 32; i++) { - c_cc.push(HEAP8[(argp + i) + (17)]); - } - return stream.tty.ops.ioctl_tcsets(stream.tty, op, { - c_iflag: c_iflag, - c_oflag: c_oflag, - c_cflag: c_cflag, - c_lflag: c_lflag, - c_cc: c_cc - }); - } - return 0; - } - - case 21519: - { - if (!stream.tty) return -59; - var argp = syscallGetVarargP(); - HEAP32[((argp) >> 2)] = 0; - return 0; - } - - case 21520: - { - if (!stream.tty) return -59; - return -28; - } - - case 21531: - { - var argp = syscallGetVarargP(); - return FS.ioctl(stream, op, argp); - } - - case 21523: - { - if (!stream.tty) return -59; - if (stream.tty.ops.ioctl_tiocgwinsz) { - var winsize = stream.tty.ops.ioctl_tiocgwinsz(stream.tty); - var argp = syscallGetVarargP(); - HEAP16[((argp) >> 1)] = winsize[0]; - HEAP16[(((argp) + (2)) >> 1)] = winsize[1]; - } - return 0; - } - - case 21524: - { - if (!stream.tty) return -59; - return 0; - } - - case 21515: - { - if (!stream.tty) return -59; - return 0; - } - - default: - return -28; - } - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_listen(fd, backlog) { - try { - var sock = getSocketFromFD(fd); - sock.sock_ops.listen(sock, backlog); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_lstat64(path, buf) { - try { - path = SYSCALLS.getStr(path); - return SYSCALLS.doStat(FS.lstat, path, buf); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_mkdirat(dirfd, path, mode) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - path = PATH.normalize(path); - if (path[path.length - 1] === "/") path = path.substr(0, path.length - 1); - FS.mkdir(path, mode, 0); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_newfstatat(dirfd, path, buf, flags) { - try { - path = SYSCALLS.getStr(path); - var nofollow = flags & 256; - var allowEmpty = flags & 4096; - flags = flags & (~6400); - path = SYSCALLS.calculateAt(dirfd, path, allowEmpty); - return SYSCALLS.doStat(nofollow ? FS.lstat : FS.stat, path, buf); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_openat(dirfd, path, flags, varargs) { - SYSCALLS.varargs = varargs; - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - var mode = varargs ? syscallGetVarargI() : 0; - return FS.open(path, flags, mode).fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var PIPEFS = { - BUCKET_BUFFER_SIZE: 8192, - mount(mount) { - return FS.createNode(null, "/", 16384 | 511, /* 0777 */ 0); - }, - createPipe() { - var pipe = { - buckets: [], - refcnt: 2 - }; - pipe.buckets.push({ - buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), - offset: 0, - roffset: 0 - }); - var rName = PIPEFS.nextname(); - var wName = PIPEFS.nextname(); - var rNode = FS.createNode(PIPEFS.root, rName, 4096, 0); - var wNode = FS.createNode(PIPEFS.root, wName, 4096, 0); - rNode.pipe = pipe; - wNode.pipe = pipe; - var readableStream = FS.createStream({ - path: rName, - node: rNode, - flags: 0, - seekable: false, - stream_ops: PIPEFS.stream_ops - }); - rNode.stream = readableStream; - var writableStream = FS.createStream({ - path: wName, - node: wNode, - flags: 1, - seekable: false, - stream_ops: PIPEFS.stream_ops - }); - wNode.stream = writableStream; - return { - readable_fd: readableStream.fd, - writable_fd: writableStream.fd - }; - }, - stream_ops: { - poll(stream) { - var pipe = stream.node.pipe; - if ((stream.flags & 2097155) === 1) { - return (256 | 4); - } - if (pipe.buckets.length > 0) { - for (var i = 0; i < pipe.buckets.length; i++) { - var bucket = pipe.buckets[i]; - if (bucket.offset - bucket.roffset > 0) { - return (64 | 1); - } - } - } - return 0; - }, - ioctl(stream, request, varargs) { - return 28; - }, - fsync(stream) { - return 28; - }, - read(stream, buffer, offset, length, position) { - /* ignored */ var pipe = stream.node.pipe; - var currentLength = 0; - for (var i = 0; i < pipe.buckets.length; i++) { - var bucket = pipe.buckets[i]; - currentLength += bucket.offset - bucket.roffset; - } - var data = buffer.subarray(offset, offset + length); - if (length <= 0) { - return 0; - } - if (currentLength == 0) { - throw new FS.ErrnoError(6); - } - var toRead = Math.min(currentLength, length); - var totalRead = toRead; - var toRemove = 0; - for (var i = 0; i < pipe.buckets.length; i++) { - var currBucket = pipe.buckets[i]; - var bucketSize = currBucket.offset - currBucket.roffset; - if (toRead <= bucketSize) { - var tmpSlice = currBucket.buffer.subarray(currBucket.roffset, currBucket.offset); - if (toRead < bucketSize) { - tmpSlice = tmpSlice.subarray(0, toRead); - currBucket.roffset += toRead; - } else { - toRemove++; - } - data.set(tmpSlice); - break; - } else { - var tmpSlice = currBucket.buffer.subarray(currBucket.roffset, currBucket.offset); - data.set(tmpSlice); - data = data.subarray(tmpSlice.byteLength); - toRead -= tmpSlice.byteLength; - toRemove++; - } - } - if (toRemove && toRemove == pipe.buckets.length) { - toRemove--; - pipe.buckets[toRemove].offset = 0; - pipe.buckets[toRemove].roffset = 0; - } - pipe.buckets.splice(0, toRemove); - return totalRead; - }, - write(stream, buffer, offset, length, position) { - /* ignored */ var pipe = stream.node.pipe; - var data = buffer.subarray(offset, offset + length); - var dataLen = data.byteLength; - if (dataLen <= 0) { - return 0; - } - var currBucket = null; - if (pipe.buckets.length == 0) { - currBucket = { - buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), - offset: 0, - roffset: 0 - }; - pipe.buckets.push(currBucket); - } else { - currBucket = pipe.buckets[pipe.buckets.length - 1]; - } - assert(currBucket.offset <= PIPEFS.BUCKET_BUFFER_SIZE); - var freeBytesInCurrBuffer = PIPEFS.BUCKET_BUFFER_SIZE - currBucket.offset; - if (freeBytesInCurrBuffer >= dataLen) { - currBucket.buffer.set(data, currBucket.offset); - currBucket.offset += dataLen; - return dataLen; - } else if (freeBytesInCurrBuffer > 0) { - currBucket.buffer.set(data.subarray(0, freeBytesInCurrBuffer), currBucket.offset); - currBucket.offset += freeBytesInCurrBuffer; - data = data.subarray(freeBytesInCurrBuffer, data.byteLength); - } - var numBuckets = (data.byteLength / PIPEFS.BUCKET_BUFFER_SIZE) | 0; - var remElements = data.byteLength % PIPEFS.BUCKET_BUFFER_SIZE; - for (var i = 0; i < numBuckets; i++) { - var newBucket = { - buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), - offset: PIPEFS.BUCKET_BUFFER_SIZE, - roffset: 0 - }; - pipe.buckets.push(newBucket); - newBucket.buffer.set(data.subarray(0, PIPEFS.BUCKET_BUFFER_SIZE)); - data = data.subarray(PIPEFS.BUCKET_BUFFER_SIZE, data.byteLength); - } - if (remElements > 0) { - var newBucket = { - buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), - offset: data.byteLength, - roffset: 0 - }; - pipe.buckets.push(newBucket); - newBucket.buffer.set(data); - } - return dataLen; - }, - close(stream) { - var pipe = stream.node.pipe; - pipe.refcnt--; - if (pipe.refcnt === 0) { - pipe.buckets = null; - } - } - }, - nextname() { - if (!PIPEFS.nextname.current) { - PIPEFS.nextname.current = 0; - } - return "pipe[" + (PIPEFS.nextname.current++) + "]"; - } -}; - -function ___syscall_pipe(fdPtr) { - try { - if (fdPtr == 0) { - throw new FS.ErrnoError(21); - } - var res = PIPEFS.createPipe(); - HEAP32[((fdPtr) >> 2)] = res.readable_fd; - HEAP32[(((fdPtr) + (4)) >> 2)] = res.writable_fd; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_poll(fds, nfds, timeout) { - try { - var nonzero = 0; - for (var i = 0; i < nfds; i++) { - var pollfd = fds + 8 * i; - var fd = HEAP32[((pollfd) >> 2)]; - var events = HEAP16[(((pollfd) + (4)) >> 1)]; - var mask = 32; - var stream = FS.getStream(fd); - if (stream) { - mask = SYSCALLS.DEFAULT_POLLMASK; - if (stream.stream_ops?.poll) { - mask = stream.stream_ops.poll(stream, -1); - } - } - mask &= events | 8 | 16; - if (mask) nonzero++; - HEAP16[(((pollfd) + (6)) >> 1)] = mask; - } - return nonzero; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_readlinkat(dirfd, path, buf, bufsize) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - if (bufsize <= 0) return -28; - var ret = FS.readlink(path); - var len = Math.min(bufsize, lengthBytesUTF8(ret)); - var endChar = HEAP8[buf + len]; - stringToUTF8(ret, buf, bufsize + 1); - HEAP8[buf + len] = endChar; - return len; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_recvfrom(fd, buf, len, flags, addr, addrlen) { - try { - var sock = getSocketFromFD(fd); - var msg = sock.sock_ops.recvmsg(sock, len, typeof flags !== "undefined" ? flags : 0); - if (!msg) return 0; - if (addr) { - var errno = writeSockaddr(addr, sock.family, DNS.lookup_name(msg.addr), msg.port, addrlen); - } - HEAPU8.set(msg.buffer, buf); - return msg.buffer.byteLength; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_renameat(olddirfd, oldpath, newdirfd, newpath) { - try { - oldpath = SYSCALLS.getStr(oldpath); - newpath = SYSCALLS.getStr(newpath); - oldpath = SYSCALLS.calculateAt(olddirfd, oldpath); - newpath = SYSCALLS.calculateAt(newdirfd, newpath); - FS.rename(oldpath, newpath); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_rmdir(path) { - try { - path = SYSCALLS.getStr(path); - FS.rmdir(path); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_sendto(fd, message, length, flags, addr, addr_len) { - try { - var sock = getSocketFromFD(fd); - var dest = getSocketAddress(addr, addr_len, true); - if (!dest) { - return FS.write(sock.stream, HEAP8, message, length); - } - return sock.sock_ops.sendmsg(sock, HEAP8, message, length, dest.addr, dest.port); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_socket(domain, type, protocol) { - try { - var sock = SOCKFS.createSocket(domain, type, protocol); - return sock.stream.fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_stat64(path, buf) { - try { - path = SYSCALLS.getStr(path); - return SYSCALLS.doStat(FS.stat, path, buf); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_statfs64(path, size, buf) { - try { - path = SYSCALLS.getStr(path); - HEAP32[(((buf) + (4)) >> 2)] = 4096; - HEAP32[(((buf) + (40)) >> 2)] = 4096; - HEAP32[(((buf) + (8)) >> 2)] = 1e6; - HEAP32[(((buf) + (12)) >> 2)] = 5e5; - HEAP32[(((buf) + (16)) >> 2)] = 5e5; - HEAP32[(((buf) + (20)) >> 2)] = FS.nextInode; - HEAP32[(((buf) + (24)) >> 2)] = 1e6; - HEAP32[(((buf) + (28)) >> 2)] = 42; - HEAP32[(((buf) + (44)) >> 2)] = 2; - HEAP32[(((buf) + (36)) >> 2)] = 255; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_symlink(target, linkpath) { - try { - target = SYSCALLS.getStr(target); - linkpath = SYSCALLS.getStr(linkpath); - FS.symlink(target, linkpath); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_unlinkat(dirfd, path, flags) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - if (flags === 0) { - FS.unlink(path); - } else if (flags === 512) { - FS.rmdir(path); - } else { - abort("Invalid flags passed to unlinkat"); - } - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var readI53FromI64 = ptr => HEAPU32[((ptr) >> 2)] + HEAP32[(((ptr) + (4)) >> 2)] * 4294967296; - -function ___syscall_utimensat(dirfd, path, times, flags) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path, true); - if (!times) { - var atime = Date.now(); - var mtime = atime; - } else { - var seconds = readI53FromI64(times); - var nanoseconds = HEAP32[(((times) + (8)) >> 2)]; - atime = (seconds * 1e3) + (nanoseconds / (1e3 * 1e3)); - times += 16; - seconds = readI53FromI64(times); - nanoseconds = HEAP32[(((times) + (8)) >> 2)]; - mtime = (seconds * 1e3) + (nanoseconds / (1e3 * 1e3)); - } - FS.utime(path, atime, mtime); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var __abort_js = () => { - abort(""); -}; - -var nowIsMonotonic = 1; - -var __emscripten_get_now_is_monotonic = () => nowIsMonotonic; - -var __emscripten_lookup_name = name => { - var nameString = UTF8ToString(name); - return inetPton4(DNS.lookup_name(nameString)); -}; - -var __emscripten_memcpy_js = (dest, src, num) => HEAPU8.copyWithin(dest, src, src + num); - -var __emscripten_runtime_keepalive_clear = () => { - noExitRuntime = false; - runtimeKeepaliveCounter = 0; -}; - -function __gmtime_js(time_low, time_high, tmPtr) { - var time = convertI32PairToI53Checked(time_low, time_high); - var date = new Date(time * 1e3); - HEAP32[((tmPtr) >> 2)] = date.getUTCSeconds(); - HEAP32[(((tmPtr) + (4)) >> 2)] = date.getUTCMinutes(); - HEAP32[(((tmPtr) + (8)) >> 2)] = date.getUTCHours(); - HEAP32[(((tmPtr) + (12)) >> 2)] = date.getUTCDate(); - HEAP32[(((tmPtr) + (16)) >> 2)] = date.getUTCMonth(); - HEAP32[(((tmPtr) + (20)) >> 2)] = date.getUTCFullYear() - 1900; - HEAP32[(((tmPtr) + (24)) >> 2)] = date.getUTCDay(); - var start = Date.UTC(date.getUTCFullYear(), 0, 1, 0, 0, 0, 0); - var yday = ((date.getTime() - start) / (1e3 * 60 * 60 * 24)) | 0; - HEAP32[(((tmPtr) + (28)) >> 2)] = yday; -} - -var isLeapYear = year => year % 4 === 0 && (year % 100 !== 0 || year % 400 === 0); - -var MONTH_DAYS_LEAP_CUMULATIVE = [ 0, 31, 60, 91, 121, 152, 182, 213, 244, 274, 305, 335 ]; - -var MONTH_DAYS_REGULAR_CUMULATIVE = [ 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334 ]; - -var ydayFromDate = date => { - var leap = isLeapYear(date.getFullYear()); - var monthDaysCumulative = (leap ? MONTH_DAYS_LEAP_CUMULATIVE : MONTH_DAYS_REGULAR_CUMULATIVE); - var yday = monthDaysCumulative[date.getMonth()] + date.getDate() - 1; - return yday; -}; - -function __localtime_js(time_low, time_high, tmPtr) { - var time = convertI32PairToI53Checked(time_low, time_high); - var date = new Date(time * 1e3); - HEAP32[((tmPtr) >> 2)] = date.getSeconds(); - HEAP32[(((tmPtr) + (4)) >> 2)] = date.getMinutes(); - HEAP32[(((tmPtr) + (8)) >> 2)] = date.getHours(); - HEAP32[(((tmPtr) + (12)) >> 2)] = date.getDate(); - HEAP32[(((tmPtr) + (16)) >> 2)] = date.getMonth(); - HEAP32[(((tmPtr) + (20)) >> 2)] = date.getFullYear() - 1900; - HEAP32[(((tmPtr) + (24)) >> 2)] = date.getDay(); - var yday = ydayFromDate(date) | 0; - HEAP32[(((tmPtr) + (28)) >> 2)] = yday; - HEAP32[(((tmPtr) + (36)) >> 2)] = -(date.getTimezoneOffset() * 60); - var start = new Date(date.getFullYear(), 0, 1); - var summerOffset = new Date(date.getFullYear(), 6, 1).getTimezoneOffset(); - var winterOffset = start.getTimezoneOffset(); - var dst = (summerOffset != winterOffset && date.getTimezoneOffset() == Math.min(winterOffset, summerOffset)) | 0; - HEAP32[(((tmPtr) + (32)) >> 2)] = dst; -} - -/** @suppress {duplicate } */ var setTempRet0 = val => __emscripten_tempret_set(val); - -var __mktime_js = function(tmPtr) { - var ret = (() => { - var date = new Date(HEAP32[(((tmPtr) + (20)) >> 2)] + 1900, HEAP32[(((tmPtr) + (16)) >> 2)], HEAP32[(((tmPtr) + (12)) >> 2)], HEAP32[(((tmPtr) + (8)) >> 2)], HEAP32[(((tmPtr) + (4)) >> 2)], HEAP32[((tmPtr) >> 2)], 0); - var dst = HEAP32[(((tmPtr) + (32)) >> 2)]; - var guessedOffset = date.getTimezoneOffset(); - var start = new Date(date.getFullYear(), 0, 1); - var summerOffset = new Date(date.getFullYear(), 6, 1).getTimezoneOffset(); - var winterOffset = start.getTimezoneOffset(); - var dstOffset = Math.min(winterOffset, summerOffset); - if (dst < 0) { - HEAP32[(((tmPtr) + (32)) >> 2)] = Number(summerOffset != winterOffset && dstOffset == guessedOffset); - } else if ((dst > 0) != (dstOffset == guessedOffset)) { - var nonDstOffset = Math.max(winterOffset, summerOffset); - var trueOffset = dst > 0 ? dstOffset : nonDstOffset; - date.setTime(date.getTime() + (trueOffset - guessedOffset) * 6e4); - } - HEAP32[(((tmPtr) + (24)) >> 2)] = date.getDay(); - var yday = ydayFromDate(date) | 0; - HEAP32[(((tmPtr) + (28)) >> 2)] = yday; - HEAP32[((tmPtr) >> 2)] = date.getSeconds(); - HEAP32[(((tmPtr) + (4)) >> 2)] = date.getMinutes(); - HEAP32[(((tmPtr) + (8)) >> 2)] = date.getHours(); - HEAP32[(((tmPtr) + (12)) >> 2)] = date.getDate(); - HEAP32[(((tmPtr) + (16)) >> 2)] = date.getMonth(); - HEAP32[(((tmPtr) + (20)) >> 2)] = date.getYear(); - var timeMs = date.getTime(); - if (isNaN(timeMs)) { - return -1; - } - return timeMs / 1e3; - })(); - return (setTempRet0((tempDouble = ret, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0)), - ret >>> 0); -}; - -function __mmap_js(len, prot, flags, fd, offset_low, offset_high, allocated, addr) { - var offset = convertI32PairToI53Checked(offset_low, offset_high); - try { - if (isNaN(offset)) return 61; - var stream = SYSCALLS.getStreamFromFD(fd); - var res = FS.mmap(stream, len, offset, prot, flags); - var ptr = res.ptr; - HEAP32[((allocated) >> 2)] = res.allocated; - HEAPU32[((addr) >> 2)] = ptr; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function __munmap_js(addr, len, prot, flags, fd, offset_low, offset_high) { - var offset = convertI32PairToI53Checked(offset_low, offset_high); - try { - var stream = SYSCALLS.getStreamFromFD(fd); - if (prot & 2) { - SYSCALLS.doMsync(addr, stream, len, flags, offset); - } - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var timers = {}; - -var handleException = e => { - if (e instanceof ExitStatus || e == "unwind") { - return EXITSTATUS; - } - quit_(1, e); -}; - -var runtimeKeepaliveCounter = 0; - -var keepRuntimeAlive = () => noExitRuntime || runtimeKeepaliveCounter > 0; - -var _proc_exit = code => { - EXITSTATUS = code; - if (!keepRuntimeAlive()) { - Module["onExit"]?.(code); - ABORT = true; - } - quit_(code, new ExitStatus(code)); -}; - -/** @param {boolean|number=} implicit */ var exitJS = (status, implicit) => { - EXITSTATUS = status; - if (!keepRuntimeAlive()) { - exitRuntime(); - } - _proc_exit(status); -}; - -var _exit = exitJS; - -Module["_exit"] = _exit; - -var maybeExit = () => { - if (runtimeExited) { - return; - } - if (!keepRuntimeAlive()) { - try { - _exit(EXITSTATUS); - } catch (e) { - handleException(e); - } - } -}; - -var callUserCallback = func => { - if (runtimeExited || ABORT) { - return; - } - try { - func(); - maybeExit(); - } catch (e) { - handleException(e); - } -}; - -var _emscripten_get_now; - -_emscripten_get_now = () => performance.now(); - -var __setitimer_js = (which, timeout_ms) => { - if (timers[which]) { - clearTimeout(timers[which].id); - delete timers[which]; - } - if (!timeout_ms) return 0; - var id = setTimeout(() => { - delete timers[which]; - callUserCallback(() => __emscripten_timeout(which, _emscripten_get_now())); - }, timeout_ms); - timers[which] = { - id: id, - timeout_ms: timeout_ms - }; - return 0; -}; - -var __tzset_js = (timezone, daylight, std_name, dst_name) => { - var currentYear = (new Date).getFullYear(); - var winter = new Date(currentYear, 0, 1); - var summer = new Date(currentYear, 6, 1); - var winterOffset = winter.getTimezoneOffset(); - var summerOffset = summer.getTimezoneOffset(); - var stdTimezoneOffset = Math.max(winterOffset, summerOffset); - HEAPU32[((timezone) >> 2)] = stdTimezoneOffset * 60; - HEAP32[((daylight) >> 2)] = Number(winterOffset != summerOffset); - var extractZone = date => date.toLocaleTimeString(undefined, { - hour12: false, - timeZoneName: "short" - }).split(" ")[1]; - var winterName = extractZone(winter); - var summerName = extractZone(summer); - if (summerOffset < winterOffset) { - stringToUTF8(winterName, std_name, 17); - stringToUTF8(summerName, dst_name, 17); - } else { - stringToUTF8(winterName, dst_name, 17); - stringToUTF8(summerName, std_name, 17); - } -}; - -var _emscripten_date_now = () => Date.now(); - -var getHeapMax = () => 2147483648; - -var _emscripten_get_heap_max = () => getHeapMax(); - -var growMemory = size => { - var b = wasmMemory.buffer; - var pages = (size - b.byteLength + 65535) / 65536; - try { - wasmMemory.grow(pages); - updateMemoryViews(); - return 1; - } /*success*/ catch (e) {} -}; - -var _emscripten_resize_heap = requestedSize => { - var oldSize = HEAPU8.length; - requestedSize >>>= 0; - var maxHeapSize = getHeapMax(); - if (requestedSize > maxHeapSize) { - return false; - } - var alignUp = (x, multiple) => x + (multiple - x % multiple) % multiple; - for (var cutDown = 1; cutDown <= 4; cutDown *= 2) { - var overGrownHeapSize = oldSize * (1 + .2 / cutDown); - overGrownHeapSize = Math.min(overGrownHeapSize, requestedSize + 100663296); - var newSize = Math.min(maxHeapSize, alignUp(Math.max(requestedSize, overGrownHeapSize), 65536)); - var replacement = growMemory(newSize); - if (replacement) { - return true; - } - } - return false; -}; - -var runtimeKeepalivePush = () => { - runtimeKeepaliveCounter += 1; -}; - -var runtimeKeepalivePop = () => { - runtimeKeepaliveCounter -= 1; -}; - -/** @param {number=} timeout */ var safeSetTimeout = (func, timeout) => { - runtimeKeepalivePush(); - return setTimeout(() => { - runtimeKeepalivePop(); - callUserCallback(func); - }, timeout); -}; - -var _emscripten_sleep = ms => Asyncify.handleSleep(wakeUp => safeSetTimeout(wakeUp, ms)); - -Module["_emscripten_sleep"] = _emscripten_sleep; - -_emscripten_sleep.isAsync = true; - -var ENV = PHPLoader.ENV || {}; - -var getExecutableName = () => thisProgram || "./this.program"; - -var getEnvStrings = () => { - if (!getEnvStrings.strings) { - var lang = ((typeof navigator == "object" && navigator.languages && navigator.languages[0]) || "C").replace("-", "_") + ".UTF-8"; - var env = { - "USER": "web_user", - "LOGNAME": "web_user", - "PATH": "/", - "PWD": "/", - "HOME": "/home/web_user", - "LANG": lang, - "_": getExecutableName() - }; - for (var x in ENV) { - if (ENV[x] === undefined) delete env[x]; else env[x] = ENV[x]; - } - var strings = []; - for (var x in env) { - strings.push(`${x}=${env[x]}`); - } - getEnvStrings.strings = strings; - } - return getEnvStrings.strings; -}; - -var stringToAscii = (str, buffer) => { - for (var i = 0; i < str.length; ++i) { - HEAP8[buffer++] = str.charCodeAt(i); - } - HEAP8[buffer] = 0; -}; - -var _environ_get = (__environ, environ_buf) => { - var bufSize = 0; - getEnvStrings().forEach((string, i) => { - var ptr = environ_buf + bufSize; - HEAPU32[(((__environ) + (i * 4)) >> 2)] = ptr; - stringToAscii(string, ptr); - bufSize += string.length + 1; - }); - return 0; -}; - -var _environ_sizes_get = (penviron_count, penviron_buf_size) => { - var strings = getEnvStrings(); - HEAPU32[((penviron_count) >> 2)] = strings.length; - var bufSize = 0; - strings.forEach(string => bufSize += string.length + 1); - HEAPU32[((penviron_buf_size) >> 2)] = bufSize; - return 0; -}; - -function _fd_close(fd) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - FS.close(stream); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -function _fd_fdstat_get(fd, pbuf) { - try { - var rightsBase = 0; - var rightsInheriting = 0; - var flags = 0; - { - var stream = SYSCALLS.getStreamFromFD(fd); - var type = stream.tty ? 2 : FS.isDir(stream.mode) ? 3 : FS.isLink(stream.mode) ? 7 : 4; - } - HEAP8[pbuf] = type; - HEAP16[(((pbuf) + (2)) >> 1)] = flags; - (tempI64 = [ rightsBase >>> 0, (tempDouble = rightsBase, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((pbuf) + (8)) >> 2)] = tempI64[0], HEAP32[(((pbuf) + (12)) >> 2)] = tempI64[1]); - (tempI64 = [ rightsInheriting >>> 0, (tempDouble = rightsInheriting, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((pbuf) + (16)) >> 2)] = tempI64[0], HEAP32[(((pbuf) + (20)) >> 2)] = tempI64[1]); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -/** @param {number=} offset */ var doReadv = (stream, iov, iovcnt, offset) => { - var ret = 0; - for (var i = 0; i < iovcnt; i++) { - var ptr = HEAPU32[((iov) >> 2)]; - var len = HEAPU32[(((iov) + (4)) >> 2)]; - iov += 8; - var curr = FS.read(stream, HEAP8, ptr, len, offset); - if (curr < 0) return -1; - ret += curr; - if (curr < len) break; - if (typeof offset != "undefined") { - offset += curr; - } - } - return ret; -}; - -function _fd_read(fd, iov, iovcnt, pnum) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - var num = doReadv(stream, iov, iovcnt); - HEAPU32[((pnum) >> 2)] = num; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -function _fd_seek(fd, offset_low, offset_high, whence, newOffset) { - var offset = convertI32PairToI53Checked(offset_low, offset_high); - try { - if (isNaN(offset)) return 61; - var stream = SYSCALLS.getStreamFromFD(fd); - FS.llseek(stream, offset, whence); - (tempI64 = [ stream.position >>> 0, (tempDouble = stream.position, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[((newOffset) >> 2)] = tempI64[0], HEAP32[(((newOffset) + (4)) >> 2)] = tempI64[1]); - if (stream.getdents && offset === 0 && whence === 0) stream.getdents = null; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -/** @param {number=} offset */ var doWritev = (stream, iov, iovcnt, offset) => { - var ret = 0; - for (var i = 0; i < iovcnt; i++) { - var ptr = HEAPU32[((iov) >> 2)]; - var len = HEAPU32[(((iov) + (4)) >> 2)]; - iov += 8; - var curr = FS.write(stream, HEAP8, ptr, len, offset); - if (curr < 0) return -1; - ret += curr; - if (typeof offset != "undefined") { - offset += curr; - } - } - return ret; -}; - -function _fd_write(fd, iov, iovcnt, pnum) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - var num = doWritev(stream, iov, iovcnt); - HEAPU32[((pnum) >> 2)] = num; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -var _getaddrinfo = (node, service, hint, out) => { - var addr = 0; - var port = 0; - var flags = 0; - var family = 0; - var type = 0; - var proto = 0; - var ai; - function allocaddrinfo(family, type, proto, canon, addr, port) { - var sa, salen, ai; - var errno; - salen = family === 10 ? 28 : 16; - addr = family === 10 ? inetNtop6(addr) : inetNtop4(addr); - sa = _malloc(salen); - errno = writeSockaddr(sa, family, addr, port); - assert(!errno); - ai = _malloc(32); - HEAP32[(((ai) + (4)) >> 2)] = family; - HEAP32[(((ai) + (8)) >> 2)] = type; - HEAP32[(((ai) + (12)) >> 2)] = proto; - HEAPU32[(((ai) + (24)) >> 2)] = canon; - HEAPU32[(((ai) + (20)) >> 2)] = sa; - if (family === 10) { - HEAP32[(((ai) + (16)) >> 2)] = 28; - } else { - HEAP32[(((ai) + (16)) >> 2)] = 16; - } - HEAP32[(((ai) + (28)) >> 2)] = 0; - return ai; - } - if (hint) { - flags = HEAP32[((hint) >> 2)]; - family = HEAP32[(((hint) + (4)) >> 2)]; - type = HEAP32[(((hint) + (8)) >> 2)]; - proto = HEAP32[(((hint) + (12)) >> 2)]; - } - if (type && !proto) { - proto = type === 2 ? 17 : 6; - } - if (!type && proto) { - type = proto === 17 ? 2 : 1; - } - if (proto === 0) { - proto = 6; - } - if (type === 0) { - type = 1; - } - if (!node && !service) { - return -2; - } - if (flags & ~(1 | 2 | 4 | 1024 | 8 | 16 | 32)) { - return -1; - } - if (hint !== 0 && (HEAP32[((hint) >> 2)] & 2) && !node) { - return -1; - } - if (flags & 32) { - return -2; - } - if (type !== 0 && type !== 1 && type !== 2) { - return -7; - } - if (family !== 0 && family !== 2 && family !== 10) { - return -6; - } - if (service) { - service = UTF8ToString(service); - port = parseInt(service, 10); - if (isNaN(port)) { - if (flags & 1024) { - return -2; - } - return -8; - } - } - if (!node) { - if (family === 0) { - family = 2; - } - if ((flags & 1) === 0) { - if (family === 2) { - addr = _htonl(2130706433); - } else { - addr = [ 0, 0, 0, 1 ]; - } - } - ai = allocaddrinfo(family, type, proto, null, addr, port); - HEAPU32[((out) >> 2)] = ai; - return 0; - } - node = UTF8ToString(node); - addr = inetPton4(node); - if (addr !== null) { - if (family === 0 || family === 2) { - family = 2; - } else if (family === 10 && (flags & 8)) { - addr = [ 0, 0, _htonl(65535), addr ]; - family = 10; - } else { - return -2; - } - } else { - addr = inetPton6(node); - if (addr !== null) { - if (family === 0 || family === 10) { - family = 10; - } else { - return -2; - } - } - } - if (addr != null) { - ai = allocaddrinfo(family, type, proto, node, addr, port); - HEAPU32[((out) >> 2)] = ai; - return 0; - } - if (flags & 4) { - return -2; - } - node = DNS.lookup_name(node); - addr = inetPton4(node); - if (family === 0) { - family = 2; - } else if (family === 10) { - addr = [ 0, 0, _htonl(65535), addr ]; - } - ai = allocaddrinfo(family, type, proto, null, addr, port); - HEAPU32[((out) >> 2)] = ai; - return 0; -}; - -var _getnameinfo = (sa, salen, node, nodelen, serv, servlen, flags) => { - var info = readSockaddr(sa, salen); - if (info.errno) { - return -6; - } - var port = info.port; - var addr = info.addr; - var overflowed = false; - if (node && nodelen) { - var lookup; - if ((flags & 1) || !(lookup = DNS.lookup_addr(addr))) { - if (flags & 8) { - return -2; - } - } else { - addr = lookup; - } - var numBytesWrittenExclNull = stringToUTF8(addr, node, nodelen); - if (numBytesWrittenExclNull + 1 >= nodelen) { - overflowed = true; - } - } - if (serv && servlen) { - port = "" + port; - var numBytesWrittenExclNull = stringToUTF8(port, serv, servlen); - if (numBytesWrittenExclNull + 1 >= servlen) { - overflowed = true; - } - } - if (overflowed) { - return -12; - } - return 0; -}; - -var Protocols = { - list: [], - map: {} -}; - -var _setprotoent = stayopen => { - function allocprotoent(name, proto, aliases) { - var nameBuf = _malloc(name.length + 1); - stringToAscii(name, nameBuf); - var j = 0; - var length = aliases.length; - var aliasListBuf = _malloc((length + 1) * 4); - for (var i = 0; i < length; i++, j += 4) { - var alias = aliases[i]; - var aliasBuf = _malloc(alias.length + 1); - stringToAscii(alias, aliasBuf); - HEAPU32[(((aliasListBuf) + (j)) >> 2)] = aliasBuf; - } - HEAPU32[(((aliasListBuf) + (j)) >> 2)] = 0; - var pe = _malloc(12); - HEAPU32[((pe) >> 2)] = nameBuf; - HEAPU32[(((pe) + (4)) >> 2)] = aliasListBuf; - HEAP32[(((pe) + (8)) >> 2)] = proto; - return pe; - } - var list = Protocols.list; - var map = Protocols.map; - if (list.length === 0) { - var entry = allocprotoent("tcp", 6, [ "TCP" ]); - list.push(entry); - map["tcp"] = map["6"] = entry; - entry = allocprotoent("udp", 17, [ "UDP" ]); - list.push(entry); - map["udp"] = map["17"] = entry; - } - _setprotoent.index = 0; -}; - -var _getprotobyname = name => { - name = UTF8ToString(name); - _setprotoent(true); - var result = Protocols.map[name]; - return result; -}; - -var _getprotobynumber = number => { - _setprotoent(true); - var result = Protocols.map[number]; - return result; -}; - -var stackAlloc = sz => __emscripten_stack_alloc(sz); - -/** @suppress {duplicate } */ var stringToUTF8OnStack = str => { - var size = lengthBytesUTF8(str) + 1; - var ret = stackAlloc(size); - stringToUTF8(str, ret, size); - return ret; -}; - -var allocateUTF8OnStack = stringToUTF8OnStack; - -var PHPWASM = { - init: function() { - FS.mkdir("/internal"); - FS.mkdir("/internal/shared"); - FS.mkdir("/internal/shared/preload"); - PHPWASM.EventEmitter = ENVIRONMENT_IS_NODE ? require("events").EventEmitter : class EventEmitter { - constructor() { - this.listeners = {}; - } - emit(eventName, data) { - if (this.listeners[eventName]) { - this.listeners[eventName].forEach(callback => { - callback(data); - }); - } - } - once(eventName, callback) { - const self = this; - function removedCallback() { - callback(...arguments); - self.removeListener(eventName, removedCallback); - } - this.on(eventName, removedCallback); - } - removeAllListeners(eventName) { - if (eventName) { - delete this.listeners[eventName]; - } else { - this.listeners = {}; - } - } - removeListener(eventName, callback) { - if (this.listeners[eventName]) { - const idx = this.listeners[eventName].indexOf(callback); - if (idx !== -1) { - this.listeners[eventName].splice(idx, 1); - } - } - } - }; - PHPWASM.child_proc_by_fd = {}; - PHPWASM.child_proc_by_pid = {}; - PHPWASM.input_devices = {}; - }, - getAllWebSockets: function(sock) { - const webSockets = new Set; - if (sock.server) { - sock.server.clients.forEach(ws => { - webSockets.add(ws); - }); - } - for (const peer of PHPWASM.getAllPeers(sock)) { - webSockets.add(peer.socket); - } - return Array.from(webSockets); - }, - getAllPeers: function(sock) { - const peers = new Set; - if (sock.server) { - sock.pending.filter(pending => pending.peers).forEach(pending => { - for (const peer of Object.values(pending.peers)) { - peers.add(peer); - } - }); - } - if (sock.peers) { - for (const peer of Object.values(sock.peers)) { - peers.add(peer); - } - } - return Array.from(peers); - }, - awaitData: function(ws) { - return PHPWASM.awaitEvent(ws, "message"); - }, - awaitConnection: function(ws) { - if (ws.OPEN === ws.readyState) { - return [ Promise.resolve(), PHPWASM.noop ]; - } - return PHPWASM.awaitEvent(ws, "open"); - }, - awaitClose: function(ws) { - if ([ ws.CLOSING, ws.CLOSED ].includes(ws.readyState)) { - return [ Promise.resolve(), PHPWASM.noop ]; - } - return PHPWASM.awaitEvent(ws, "close"); - }, - awaitError: function(ws) { - if ([ ws.CLOSING, ws.CLOSED ].includes(ws.readyState)) { - return [ Promise.resolve(), PHPWASM.noop ]; - } - return PHPWASM.awaitEvent(ws, "error"); - }, - awaitEvent: function(ws, event) { - let resolve; - const listener = () => { - resolve(); - }; - const promise = new Promise(function(_resolve) { - resolve = _resolve; - ws.once(event, listener); - }); - const cancel = () => { - ws.removeListener(event, listener); - setTimeout(resolve); - }; - return [ promise, cancel ]; - }, - noop: function() {}, - spawnProcess: function(command, args, options) { - if (Module["spawnProcess"]) { - const spawnedPromise = Module["spawnProcess"](command, args, options); - return Promise.resolve(spawnedPromise).then(function(spawned) { - if (!spawned || !spawned.on) { - throw new Error("spawnProcess() must return an EventEmitter but returned a different type."); - } - return spawned; - }); - } - if (ENVIRONMENT_IS_NODE) { - return require("child_process").spawn(command, args, { - ...options, - shell: true, - stdio: [ "pipe", "pipe", "pipe" ], - timeout: 100 - }); - } - const e = new Error("popen(), proc_open() etc. are unsupported in the browser. Call php.setSpawnHandler() " + "and provide a callback to handle spawning processes, or disable a popen(), proc_open() " + "and similar functions via php.ini."); - e.code = "SPAWN_UNSUPPORTED"; - throw e; - }, - shutdownSocket: function(socketd, how) { - const sock = getSocketFromFD(socketd); - const peer = Object.values(sock.peers)[0]; - if (!peer) { - return -1; - } - try { - peer.socket.close(); - SOCKFS.websocket_sock_ops.removePeer(sock, peer); - return 0; - } catch (e) { - console.log("Socket shutdown error", e); - return -1; - } - } -}; - -function _js_create_input_device(deviceId) { - let dataBuffer = []; - let dataCallback; - const filename = "proc_id_" + deviceId; - const device = FS.createDevice("/dev", filename, function() {}, function(byte) { - try { - dataBuffer.push(byte); - if (dataCallback) { - dataCallback(new Uint8Array(dataBuffer)); - dataBuffer = []; - } - } catch (e) { - console.error(e); - throw e; - } - }); - const devicePath = "/dev/" + filename; - PHPWASM.input_devices[deviceId] = { - devicePath: devicePath, - onData: function(cb) { - dataCallback = cb; - dataBuffer.forEach(function(data) { - cb(data); - }); - dataBuffer.length = 0; - } - }; - return allocateUTF8OnStack(devicePath); -} - -function _js_open_process(command, argsPtr, argsLength, descriptorsPtr, descriptorsLength, cwdPtr, cwdLength, envPtr, envLength) { - if (!command) { - return 1; - } - const cmdstr = UTF8ToString(command); - if (!cmdstr.length) { - return 0; - } - let argsArray = []; - if (argsLength) { - for (var i = 0; i < argsLength; i++) { - const charPointer = argsPtr + i * 4; - argsArray.push(UTF8ToString(HEAPU32[charPointer >> 2])); - } - } - const cwdstr = cwdPtr ? UTF8ToString(cwdPtr) : null; - let envObject = null; - if (envLength) { - envObject = {}; - for (var i = 0; i < envLength; i++) { - const envPointer = envPtr + i * 4; - const envEntry = UTF8ToString(HEAPU32[envPointer >> 2]); - const splitAt = envEntry.indexOf("="); - if (splitAt === -1) { - continue; - } - const key = envEntry.substring(0, splitAt); - const value = envEntry.substring(splitAt + 1); - envObject[key] = value; - } - } - var std = {}; - for (var i = 0; i < descriptorsLength; i++) { - const descriptorPtr = HEAPU32[(descriptorsPtr + i * 4) >> 2]; - std[HEAPU32[descriptorPtr >> 2]] = { - child: HEAPU32[(descriptorPtr + 4) >> 2], - parent: HEAPU32[(descriptorPtr + 8) >> 2] - }; - } - return Asyncify.handleSleep(async wakeUp => { - let cp; - try { - const options = {}; - if (cwdstr !== null) { - options.cwd = cwdstr; - } - if (envObject !== null) { - options.env = envObject; - } - cp = PHPWASM.spawnProcess(cmdstr, argsArray, options); - if (cp instanceof Promise) { - cp = await cp; - } - } catch (e) { - if (e.code === "SPAWN_UNSUPPORTED") { - wakeUp(1); - return; - } - console.error(e); - wakeUp(1); - throw e; - } - const ProcInfo = { - pid: cp.pid, - exited: false, - stdinFd: std[0]?.child, - stdinIsDevice: std[0]?.child in PHPWASM.input_devices, - stdoutChildFd: std[1]?.child, - stdoutParentFd: std[1]?.parent, - stderrChildFd: std[2]?.child, - stderrParentFd: std[2]?.parent, - stdout: new PHPWASM.EventEmitter, - stderr: new PHPWASM.EventEmitter - }; - if (ProcInfo.stdoutChildFd) PHPWASM.child_proc_by_fd[ProcInfo.stdoutChildFd] = ProcInfo; - if (ProcInfo.stderrChildFd) PHPWASM.child_proc_by_fd[ProcInfo.stderrChildFd] = ProcInfo; - if (ProcInfo.stdoutParentFd) PHPWASM.child_proc_by_fd[ProcInfo.stdoutParentFd] = ProcInfo; - if (ProcInfo.stderrParentFd) PHPWASM.child_proc_by_fd[ProcInfo.stderrParentFd] = ProcInfo; - PHPWASM.child_proc_by_pid[ProcInfo.pid] = ProcInfo; - cp.on("exit", function(code) { - ProcInfo.exitCode = code; - ProcInfo.exited = true; - ProcInfo.stdout.emit("data"); - ProcInfo.stderr.emit("data"); - }); - if (ProcInfo.stdoutChildFd) { - const stdoutStream = SYSCALLS.getStreamFromFD(ProcInfo.stdoutChildFd); - let stdoutAt = 0; - cp.stdout.on("data", function(data) { - ProcInfo.stdout.emit("data", data); - stdoutStream.stream_ops.write(stdoutStream, data, 0, data.length, stdoutAt); - stdoutAt += data.length; - }); - } - if (ProcInfo.stderrChildFd) { - const stderrStream = SYSCALLS.getStreamFromFD(ProcInfo.stderrChildFd); - let stderrAt = 0; - cp.stderr.on("data", function(data) { - ProcInfo.stderr.emit("data", data); - stderrStream.stream_ops.write(stderrStream, data, 0, data.length, stderrAt); - stderrAt += data.length; - }); - } - /** - * Wait until the child process has been spawned. - * Unfortunately there is no Node.js API to check whether - * the process has already been spawned. We can only listen - * to the 'spawn' event and if it has already been spawned, - * listen to the 'exit' event. - */ try { - await new Promise((resolve, reject) => { - cp.on("spawn", resolve); - cp.on("error", reject); - }); - } catch (e) { - console.error(e); - wakeUp(1); - return; - } - if (ProcInfo.stdinIsDevice) { - PHPWASM.input_devices[ProcInfo.stdinFd].onData(function(data) { - if (!data) return; - if (typeof data === "number") { - data = new Uint8Array([ data ]); - } - const dataStr = new TextDecoder("utf-8").decode(data); - cp.stdin.write(dataStr); - }); - wakeUp(ProcInfo.pid); - return; - } - if (ProcInfo.stdinFd) { - const stdinStream = SYSCALLS.getStreamFromFD(ProcInfo.stdinFd); - if (stdinStream.node) { - const CHUNK_SIZE = 1024; - const buffer = new Uint8Array(CHUNK_SIZE); - let offset = 0; - while (true) { - const bytesRead = stdinStream.stream_ops.read(stdinStream, buffer, 0, CHUNK_SIZE, offset); - if (bytesRead === null || bytesRead === 0) { - break; - } - try { - cp.stdin.write(buffer.subarray(0, bytesRead)); - } catch (e) { - console.error(e); - return 1; - } - if (bytesRead < CHUNK_SIZE) { - break; - } - offset += bytesRead; - } - wakeUp(ProcInfo.pid); - return; - } - } - wakeUp(ProcInfo.pid); - }); -} - -function _js_process_status(pid, exitCodePtr) { - if (!PHPWASM.child_proc_by_pid[pid]) { - return -1; - } - if (PHPWASM.child_proc_by_pid[pid].exited) { - HEAPU32[exitCodePtr >> 2] = PHPWASM.child_proc_by_pid[pid].exitCode; - return 1; - } - return 0; -} - -function _js_waitpid(pid, exitCodePtr) { - if (!PHPWASM.child_proc_by_pid[pid]) { - return -1; - } - return Asyncify.handleSleep(wakeUp => { - const poll = function() { - if (PHPWASM.child_proc_by_pid[pid]?.exited) { - HEAPU32[exitCodePtr >> 2] = PHPWASM.child_proc_by_pid[pid].exitCode; - wakeUp(pid); - } else { - setTimeout(poll, 50); - } - }; - poll(); - }); -} - -var arraySum = (array, index) => { - var sum = 0; - for (var i = 0; i <= index; sum += array[i++]) {} - return sum; -}; - -var MONTH_DAYS_LEAP = [ 31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 ]; - -var MONTH_DAYS_REGULAR = [ 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 ]; - -var addDays = (date, days) => { - var newDate = new Date(date.getTime()); - while (days > 0) { - var leap = isLeapYear(newDate.getFullYear()); - var currentMonth = newDate.getMonth(); - var daysInCurrentMonth = (leap ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR)[currentMonth]; - if (days > daysInCurrentMonth - newDate.getDate()) { - days -= (daysInCurrentMonth - newDate.getDate() + 1); - newDate.setDate(1); - if (currentMonth < 11) { - newDate.setMonth(currentMonth + 1); - } else { - newDate.setMonth(0); - newDate.setFullYear(newDate.getFullYear() + 1); - } - } else { - newDate.setDate(newDate.getDate() + days); - return newDate; - } - } - return newDate; -}; - -var writeArrayToMemory = (array, buffer) => { - HEAP8.set(array, buffer); -}; - -var _strftime = (s, maxsize, format, tm) => { - var tm_zone = HEAPU32[(((tm) + (40)) >> 2)]; - var date = { - tm_sec: HEAP32[((tm) >> 2)], - tm_min: HEAP32[(((tm) + (4)) >> 2)], - tm_hour: HEAP32[(((tm) + (8)) >> 2)], - tm_mday: HEAP32[(((tm) + (12)) >> 2)], - tm_mon: HEAP32[(((tm) + (16)) >> 2)], - tm_year: HEAP32[(((tm) + (20)) >> 2)], - tm_wday: HEAP32[(((tm) + (24)) >> 2)], - tm_yday: HEAP32[(((tm) + (28)) >> 2)], - tm_isdst: HEAP32[(((tm) + (32)) >> 2)], - tm_gmtoff: HEAP32[(((tm) + (36)) >> 2)], - tm_zone: tm_zone ? UTF8ToString(tm_zone) : "" - }; - var pattern = UTF8ToString(format); - var EXPANSION_RULES_1 = { - "%c": "%a %b %d %H:%M:%S %Y", - "%D": "%m/%d/%y", - "%F": "%Y-%m-%d", - "%h": "%b", - "%r": "%I:%M:%S %p", - "%R": "%H:%M", - "%T": "%H:%M:%S", - "%x": "%m/%d/%y", - "%X": "%H:%M:%S", - "%Ec": "%c", - "%EC": "%C", - "%Ex": "%m/%d/%y", - "%EX": "%H:%M:%S", - "%Ey": "%y", - "%EY": "%Y", - "%Od": "%d", - "%Oe": "%e", - "%OH": "%H", - "%OI": "%I", - "%Om": "%m", - "%OM": "%M", - "%OS": "%S", - "%Ou": "%u", - "%OU": "%U", - "%OV": "%V", - "%Ow": "%w", - "%OW": "%W", - "%Oy": "%y" - }; - for (var rule in EXPANSION_RULES_1) { - pattern = pattern.replace(new RegExp(rule, "g"), EXPANSION_RULES_1[rule]); - } - var WEEKDAYS = [ "Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday" ]; - var MONTHS = [ "January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December" ]; - function leadingSomething(value, digits, character) { - var str = typeof value == "number" ? value.toString() : (value || ""); - while (str.length < digits) { - str = character[0] + str; - } - return str; - } - function leadingNulls(value, digits) { - return leadingSomething(value, digits, "0"); - } - function compareByDay(date1, date2) { - function sgn(value) { - return value < 0 ? -1 : (value > 0 ? 1 : 0); - } - var compare; - if ((compare = sgn(date1.getFullYear() - date2.getFullYear())) === 0) { - if ((compare = sgn(date1.getMonth() - date2.getMonth())) === 0) { - compare = sgn(date1.getDate() - date2.getDate()); - } - } - return compare; - } - function getFirstWeekStartDate(janFourth) { - switch (janFourth.getDay()) { - case 0: - return new Date(janFourth.getFullYear() - 1, 11, 29); - - case 1: - return janFourth; - - case 2: - return new Date(janFourth.getFullYear(), 0, 3); - - case 3: - return new Date(janFourth.getFullYear(), 0, 2); - - case 4: - return new Date(janFourth.getFullYear(), 0, 1); - - case 5: - return new Date(janFourth.getFullYear() - 1, 11, 31); - - case 6: - return new Date(janFourth.getFullYear() - 1, 11, 30); - } - } - function getWeekBasedYear(date) { - var thisDate = addDays(new Date(date.tm_year + 1900, 0, 1), date.tm_yday); - var janFourthThisYear = new Date(thisDate.getFullYear(), 0, 4); - var janFourthNextYear = new Date(thisDate.getFullYear() + 1, 0, 4); - var firstWeekStartThisYear = getFirstWeekStartDate(janFourthThisYear); - var firstWeekStartNextYear = getFirstWeekStartDate(janFourthNextYear); - if (compareByDay(firstWeekStartThisYear, thisDate) <= 0) { - if (compareByDay(firstWeekStartNextYear, thisDate) <= 0) { - return thisDate.getFullYear() + 1; - } - return thisDate.getFullYear(); - } - return thisDate.getFullYear() - 1; - } - var EXPANSION_RULES_2 = { - "%a": date => WEEKDAYS[date.tm_wday].substring(0, 3), - "%A": date => WEEKDAYS[date.tm_wday], - "%b": date => MONTHS[date.tm_mon].substring(0, 3), - "%B": date => MONTHS[date.tm_mon], - "%C": date => { - var year = date.tm_year + 1900; - return leadingNulls((year / 100) | 0, 2); - }, - "%d": date => leadingNulls(date.tm_mday, 2), - "%e": date => leadingSomething(date.tm_mday, 2, " "), - "%g": date => getWeekBasedYear(date).toString().substring(2), - "%G": getWeekBasedYear, - "%H": date => leadingNulls(date.tm_hour, 2), - "%I": date => { - var twelveHour = date.tm_hour; - if (twelveHour == 0) twelveHour = 12; else if (twelveHour > 12) twelveHour -= 12; - return leadingNulls(twelveHour, 2); - }, - "%j": date => leadingNulls(date.tm_mday + arraySum(isLeapYear(date.tm_year + 1900) ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, date.tm_mon - 1), 3), - "%m": date => leadingNulls(date.tm_mon + 1, 2), - "%M": date => leadingNulls(date.tm_min, 2), - "%n": () => "\n", - "%p": date => { - if (date.tm_hour >= 0 && date.tm_hour < 12) { - return "AM"; - } - return "PM"; - }, - "%S": date => leadingNulls(date.tm_sec, 2), - "%t": () => "\t", - "%u": date => date.tm_wday || 7, - "%U": date => { - var days = date.tm_yday + 7 - date.tm_wday; - return leadingNulls(Math.floor(days / 7), 2); - }, - "%V": date => { - var val = Math.floor((date.tm_yday + 7 - (date.tm_wday + 6) % 7) / 7); - if ((date.tm_wday + 371 - date.tm_yday - 2) % 7 <= 2) { - val++; - } - if (!val) { - val = 52; - var dec31 = (date.tm_wday + 7 - date.tm_yday - 1) % 7; - if (dec31 == 4 || (dec31 == 5 && isLeapYear(date.tm_year % 400 - 1))) { - val++; - } - } else if (val == 53) { - var jan1 = (date.tm_wday + 371 - date.tm_yday) % 7; - if (jan1 != 4 && (jan1 != 3 || !isLeapYear(date.tm_year))) val = 1; - } - return leadingNulls(val, 2); - }, - "%w": date => date.tm_wday, - "%W": date => { - var days = date.tm_yday + 7 - ((date.tm_wday + 6) % 7); - return leadingNulls(Math.floor(days / 7), 2); - }, - "%y": date => (date.tm_year + 1900).toString().substring(2), - "%Y": date => date.tm_year + 1900, - "%z": date => { - var off = date.tm_gmtoff; - var ahead = off >= 0; - off = Math.abs(off) / 60; - off = (off / 60) * 100 + (off % 60); - return (ahead ? "+" : "-") + String("0000" + off).slice(-4); - }, - "%Z": date => date.tm_zone, - "%%": () => "%" - }; - pattern = pattern.replace(/%%/g, "\0\0"); - for (var rule in EXPANSION_RULES_2) { - if (pattern.includes(rule)) { - pattern = pattern.replace(new RegExp(rule, "g"), EXPANSION_RULES_2[rule](date)); - } - } - pattern = pattern.replace(/\0\0/g, "%"); - var bytes = intArrayFromString(pattern, false); - if (bytes.length > maxsize) { - return 0; - } - writeArrayToMemory(bytes, s); - return bytes.length - 1; -}; - -var _strftime_l = (s, maxsize, format, tm, loc) => _strftime(s, maxsize, format, tm); - -var _strptime = (buf, format, tm) => { - var pattern = UTF8ToString(format); - var SPECIAL_CHARS = "\\!@#$^&*()+=-[]/{}|:<>?,."; - for (var i = 0, ii = SPECIAL_CHARS.length; i < ii; ++i) { - pattern = pattern.replace(new RegExp("\\" + SPECIAL_CHARS[i], "g"), "\\" + SPECIAL_CHARS[i]); - } - var EQUIVALENT_MATCHERS = { - "A": "%a", - "B": "%b", - "c": "%a %b %d %H:%M:%S %Y", - "D": "%m\\/%d\\/%y", - "e": "%d", - "F": "%Y-%m-%d", - "h": "%b", - "R": "%H\\:%M", - "r": "%I\\:%M\\:%S\\s%p", - "T": "%H\\:%M\\:%S", - "x": "%m\\/%d\\/(?:%y|%Y)", - "X": "%H\\:%M\\:%S" - }; - var DATE_PATTERNS = { - /* weekday name */ "a": "(?:Sun(?:day)?)|(?:Mon(?:day)?)|(?:Tue(?:sday)?)|(?:Wed(?:nesday)?)|(?:Thu(?:rsday)?)|(?:Fri(?:day)?)|(?:Sat(?:urday)?)", - /* month name */ "b": "(?:Jan(?:uary)?)|(?:Feb(?:ruary)?)|(?:Mar(?:ch)?)|(?:Apr(?:il)?)|May|(?:Jun(?:e)?)|(?:Jul(?:y)?)|(?:Aug(?:ust)?)|(?:Sep(?:tember)?)|(?:Oct(?:ober)?)|(?:Nov(?:ember)?)|(?:Dec(?:ember)?)", - /* century */ "C": "\\d\\d", - /* day of month */ "d": "0[1-9]|[1-9](?!\\d)|1\\d|2\\d|30|31", - /* hour (24hr) */ "H": "\\d(?!\\d)|[0,1]\\d|20|21|22|23", - /* hour (12hr) */ "I": "\\d(?!\\d)|0\\d|10|11|12", - /* day of year */ "j": "00[1-9]|0?[1-9](?!\\d)|0?[1-9]\\d(?!\\d)|[1,2]\\d\\d|3[0-6]\\d", - /* month */ "m": "0[1-9]|[1-9](?!\\d)|10|11|12", - /* minutes */ "M": "0\\d|\\d(?!\\d)|[1-5]\\d", - /* whitespace */ "n": " ", - /* AM/PM */ "p": "AM|am|PM|pm|A\\.M\\.|a\\.m\\.|P\\.M\\.|p\\.m\\.", - /* seconds */ "S": "0\\d|\\d(?!\\d)|[1-5]\\d|60", - /* week number */ "U": "0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53", - /* week number */ "W": "0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53", - /* weekday number */ "w": "[0-6]", - /* 2-digit year */ "y": "\\d\\d", - /* 4-digit year */ "Y": "\\d\\d\\d\\d", - /* whitespace */ "t": " ", - /* time zone */ "z": "Z|(?:[\\+\\-]\\d\\d:?(?:\\d\\d)?)" - }; - var MONTH_NUMBERS = { - JAN: 0, - FEB: 1, - MAR: 2, - APR: 3, - MAY: 4, - JUN: 5, - JUL: 6, - AUG: 7, - SEP: 8, - OCT: 9, - NOV: 10, - DEC: 11 - }; - var DAY_NUMBERS_SUN_FIRST = { - SUN: 0, - MON: 1, - TUE: 2, - WED: 3, - THU: 4, - FRI: 5, - SAT: 6 - }; - var DAY_NUMBERS_MON_FIRST = { - MON: 0, - TUE: 1, - WED: 2, - THU: 3, - FRI: 4, - SAT: 5, - SUN: 6 - }; - var capture = []; - var pattern_out = pattern.replace(/%(.)/g, (m, c) => EQUIVALENT_MATCHERS[c] || m).replace(/%(.)/g, (_, c) => { - let pat = DATE_PATTERNS[c]; - if (pat) { - capture.push(c); - return `(${pat})`; - } else { - return c; - } - }).replace(/\s+/g, "\\s*"); - var matches = new RegExp("^" + pattern_out, "i").exec(UTF8ToString(buf)); - function initDate() { - function fixup(value, min, max) { - return (typeof value != "number" || isNaN(value)) ? min : (value >= min ? (value <= max ? value : max) : min); - } - return { - year: fixup(HEAP32[(((tm) + (20)) >> 2)] + 1900, 1970, 9999), - month: fixup(HEAP32[(((tm) + (16)) >> 2)], 0, 11), - day: fixup(HEAP32[(((tm) + (12)) >> 2)], 1, 31), - hour: fixup(HEAP32[(((tm) + (8)) >> 2)], 0, 23), - min: fixup(HEAP32[(((tm) + (4)) >> 2)], 0, 59), - sec: fixup(HEAP32[((tm) >> 2)], 0, 59), - gmtoff: 0 - }; - } - if (matches) { - var date = initDate(); - var value; - var getMatch = symbol => { - var pos = capture.indexOf(symbol); - if (pos >= 0) { - return matches[pos + 1]; - } - return; - }; - if ((value = getMatch("S"))) { - date.sec = jstoi_q(value); - } - if ((value = getMatch("M"))) { - date.min = jstoi_q(value); - } - if ((value = getMatch("H"))) { - date.hour = jstoi_q(value); - } else if ((value = getMatch("I"))) { - var hour = jstoi_q(value); - if ((value = getMatch("p"))) { - hour += value.toUpperCase()[0] === "P" ? 12 : 0; - } - date.hour = hour; - } - if ((value = getMatch("Y"))) { - date.year = jstoi_q(value); - } else if ((value = getMatch("y"))) { - var year = jstoi_q(value); - if ((value = getMatch("C"))) { - year += jstoi_q(value) * 100; - } else { - year += year < 69 ? 2e3 : 1900; - } - date.year = year; - } - if ((value = getMatch("m"))) { - date.month = jstoi_q(value) - 1; - } else if ((value = getMatch("b"))) { - date.month = MONTH_NUMBERS[value.substring(0, 3).toUpperCase()] || 0; - } - if ((value = getMatch("d"))) { - date.day = jstoi_q(value); - } else if ((value = getMatch("j"))) { - var day = jstoi_q(value); - var leapYear = isLeapYear(date.year); - for (var month = 0; month < 12; ++month) { - var daysUntilMonth = arraySum(leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, month - 1); - if (day <= daysUntilMonth + (leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR)[month]) { - date.day = day - daysUntilMonth; - } - } - } else if ((value = getMatch("a"))) { - var weekDay = value.substring(0, 3).toUpperCase(); - if ((value = getMatch("U"))) { - var weekDayNumber = DAY_NUMBERS_SUN_FIRST[weekDay]; - var weekNumber = jstoi_q(value); - var janFirst = new Date(date.year, 0, 1); - var endDate; - if (janFirst.getDay() === 0) { - endDate = addDays(janFirst, weekDayNumber + 7 * (weekNumber - 1)); - } else { - endDate = addDays(janFirst, 7 - janFirst.getDay() + weekDayNumber + 7 * (weekNumber - 1)); - } - date.day = endDate.getDate(); - date.month = endDate.getMonth(); - } else if ((value = getMatch("W"))) { - var weekDayNumber = DAY_NUMBERS_MON_FIRST[weekDay]; - var weekNumber = jstoi_q(value); - var janFirst = new Date(date.year, 0, 1); - var endDate; - if (janFirst.getDay() === 1) { - endDate = addDays(janFirst, weekDayNumber + 7 * (weekNumber - 1)); - } else { - endDate = addDays(janFirst, 7 - janFirst.getDay() + 1 + weekDayNumber + 7 * (weekNumber - 1)); - } - date.day = endDate.getDate(); - date.month = endDate.getMonth(); - } - } - if ((value = getMatch("z"))) { - if (value.toLowerCase() === "z") { - date.gmtoff = 0; - } else { - var match = value.match(/^((?:\-|\+)\d\d):?(\d\d)?/); - date.gmtoff = match[1] * 3600; - if (match[2]) { - date.gmtoff += date.gmtoff > 0 ? match[2] * 60 : -match[2] * 60; - } - } - } - /* + // The rest of the code comes from the built php.js file and esm-suffix.js + // include: shell.js + // The Module object: Our interface to the outside world. We import + // and export values on it. There are various ways Module can be used: + // 1. Not defined. We create it here + // 2. A function parameter, function(moduleArg) => Promise + // 3. pre-run appended it, var Module = {}; ..generated code.. + // 4. External script tag defines var Module. + // We need to check if Module already exists (e.g. case 3 above). + // Substitution will be replaced with actual code on later stage of the build, + // this way Closure Compiler will not mangle it (e.g. case 4. above). + // Note that if you want to run closure, and also to use Module + // after the generated code, you will need to define var Module = {}; + // before the code. Then that object will be used in the code, and you + // can continue to use Module afterwards as well. + var Module = typeof PHPLoader != 'undefined' ? PHPLoader : {}; + + var ENVIRONMENT_IS_WORKER = RuntimeName === 'WORKER'; + + var ENVIRONMENT_IS_NODE = RuntimeName === 'NODE'; + + if (ENVIRONMENT_IS_NODE) { + } + + // --pre-jses are emitted after the Module integration code, so that they can + // refer to Module (if they choose; they can also define Module) + // Sometimes an existing Module object exists with properties + // meant to overwrite the default module functionality. Here + // we collect those properties and reapply _after_ we configure + // the current environment's defaults to avoid having to be so + // defensive during initialization. + var moduleOverrides = Object.assign({}, Module); + + var arguments_ = []; + + var thisProgram = './this.program'; + + var quit_ = (status, toThrow) => { + throw toThrow; + }; + + // `/` should be present at the end if `scriptDirectory` is not empty + var scriptDirectory = ''; + + function locateFile(path) { + if (Module['locateFile']) { + return Module['locateFile'](path, scriptDirectory); + } + return scriptDirectory + path; + } + + // Hooks that are implemented differently in different runtime environments. + var readAsync, readBinary; + + if (ENVIRONMENT_IS_NODE) { + // These modules will usually be used on Node.js. Load them eagerly to avoid + // the complexity of lazy-loading. + var fs = require('fs'); + var nodePath = require('path'); + scriptDirectory = __dirname + '/'; + // include: node_shell_read.js + readBinary = (filename) => { + // We need to re-wrap `file://` strings to URLs. + filename = isFileURI(filename) ? new URL(filename) : filename; + var ret = fs.readFileSync(filename); + return ret; + }; + readAsync = async (filename, binary = true) => { + // See the comment in the `readBinary` function. + filename = isFileURI(filename) ? new URL(filename) : filename; + var ret = fs.readFileSync(filename, binary ? undefined : 'utf8'); + return ret; + }; + // end include: node_shell_read.js + if (!Module['thisProgram'] && process.argv.length > 1) { + thisProgram = process.argv[1].replace(/\\/g, '/'); + } + arguments_ = process.argv.slice(2); + if (typeof module != 'undefined') { + module['exports'] = Module; + } + quit_ = (status, toThrow) => { + process.exitCode = status; + throw toThrow; + }; + } // Note that this includes Node.js workers when relevant (pthreads is enabled). + // Node.js workers are detected as a combination of ENVIRONMENT_IS_WORKER and + // ENVIRONMENT_IS_NODE. + else { + } + + var out = Module['print'] || console.log.bind(console); + + var err = Module['printErr'] || console.error.bind(console); + + // Merge back in the overrides + Object.assign(Module, moduleOverrides); + + // Free the object hierarchy contained in the overrides, this lets the GC + // reclaim data used. + moduleOverrides = null; + + // Emit code to handle expected values on the Module object. This applies Module.x + // to the proper local x. This has two benefits: first, we only emit it if it is + // expected to arrive, and second, by using a local everywhere else that can be + // minified. + if (Module['arguments']) arguments_ = Module['arguments']; + + if (Module['thisProgram']) thisProgram = Module['thisProgram']; + if (Module['quit']) quit_ = Module['quit']; + + // perform assertions in shell.js after we set up out() and err(), as otherwise if an assertion fails it cannot print the message + // end include: shell.js + // include: preamble.js + // === Preamble library stuff === + // Documentation for the public APIs defined in this file must be updated in: + // site/source/docs/api_reference/preamble.js.rst + // A prebuilt local version of the documentation is available at: + // site/build/text/docs/api_reference/preamble.js.txt + // You can also build docs locally as HTML or other formats in site/ + // An online HTML version (which may be of a different version of Emscripten) + // is up at http://kripken.github.io/emscripten-site/docs/api_reference/preamble.js.html + var wasmBinary = Module['wasmBinary']; + + // end include: base64Utils.js + // Wasm globals + var wasmMemory; + + //======================================== + // Runtime essentials + //======================================== + // whether we are quitting the application. no code should run after this. + // set in exit() and abort() + var ABORT = false; + + // set by exit() and abort(). Passed to 'onExit' handler. + // NOTE: This is also used as the process return code code in shell environments + // but only when noExitRuntime is false. + var EXITSTATUS; + + // In STRICT mode, we only define assert() when ASSERTIONS is set. i.e. we + // don't define it at all in release modes. This matches the behaviour of + // MINIMAL_RUNTIME. + // TODO(sbc): Make this the default even without STRICT enabled. + /** @type {function(*, string=)} */ function assert(condition, text) { + if (!condition) { + // This build was created without ASSERTIONS defined. `assert()` should not + // ever be called in this configuration but in case there are callers in + // the wild leave this simple abort() implementation here for now. + abort(text); + } + } + + // Memory management + var /** @type {!Int8Array} */ HEAP8, + /** @type {!Uint8Array} */ HEAPU8, + /** @type {!Int16Array} */ HEAP16, + /** @type {!Uint16Array} */ HEAPU16, + /** @type {!Int32Array} */ HEAP32, + /** @type {!Uint32Array} */ HEAPU32, + /** @type {!Float32Array} */ HEAPF32, + /** @type {!Float64Array} */ HEAPF64; + + // include: runtime_shared.js + function updateMemoryViews() { + var b = wasmMemory.buffer; + Module['HEAP8'] = HEAP8 = new Int8Array(b); + Module['HEAP16'] = HEAP16 = new Int16Array(b); + Module['HEAPU8'] = HEAPU8 = new Uint8Array(b); + Module['HEAPU16'] = HEAPU16 = new Uint16Array(b); + Module['HEAP32'] = HEAP32 = new Int32Array(b); + Module['HEAPU32'] = HEAPU32 = new Uint32Array(b); + Module['HEAPF32'] = HEAPF32 = new Float32Array(b); + Module['HEAPF64'] = HEAPF64 = new Float64Array(b); + } + + // end include: runtime_shared.js + // include: runtime_stack_check.js + // end include: runtime_stack_check.js + var __ATPRERUN__ = []; + + // functions called before the runtime is initialized + var __ATINIT__ = []; + + // functions called during startup + var __ATEXIT__ = []; + + // functions called during shutdown + var __ATPOSTRUN__ = []; + + // functions called after the main() is called + var runtimeInitialized = false; + + var runtimeExited = false; + + function preRun() { + if (Module['preRun']) { + if (typeof Module['preRun'] == 'function') + Module['preRun'] = [Module['preRun']]; + while (Module['preRun'].length) { + addOnPreRun(Module['preRun'].shift()); + } + } + callRuntimeCallbacks(__ATPRERUN__); + } + + function initRuntime() { + runtimeInitialized = true; + SOCKFS.root = FS.mount(SOCKFS, {}, null); + if (!Module['noFSInit'] && !FS.initialized) FS.init(); + FS.ignorePermissions = false; + TTY.init(); + PIPEFS.root = FS.mount(PIPEFS, {}, null); + callRuntimeCallbacks(__ATINIT__); + } + + function exitRuntime() { + ___funcs_on_exit(); + // Native atexit() functions + callRuntimeCallbacks(__ATEXIT__); + FS.quit(); + TTY.shutdown(); + runtimeExited = true; + } + + function postRun() { + if (Module['postRun']) { + if (typeof Module['postRun'] == 'function') + Module['postRun'] = [Module['postRun']]; + while (Module['postRun'].length) { + addOnPostRun(Module['postRun'].shift()); + } + } + callRuntimeCallbacks(__ATPOSTRUN__); + } + + function addOnPreRun(cb) { + __ATPRERUN__.unshift(cb); + } + + function addOnInit(cb) { + __ATINIT__.unshift(cb); + } + + function addOnPostRun(cb) { + __ATPOSTRUN__.unshift(cb); + } + + // include: runtime_math.js + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/imul + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/fround + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/clz32 + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/trunc + // end include: runtime_math.js + // A counter of dependencies for calling run(). If we need to + // do asynchronous work before running, increment this and + // decrement it. Incrementing must happen in a place like + // Module.preRun (used by emcc to add file preloading). + // Note that you can add dependencies in preRun, even though + // it happens right before run - run will be postponed until + // the dependencies are met. + var runDependencies = 0; + + var dependenciesFulfilled = null; + + // overridden to take different actions when all run dependencies are fulfilled + function getUniqueRunDependency(id) { + return id; + } + + function addRunDependency(id) { + runDependencies++; + Module['monitorRunDependencies']?.(runDependencies); + } + + function removeRunDependency(id) { + runDependencies--; + Module['monitorRunDependencies']?.(runDependencies); + if (runDependencies == 0) { + if (dependenciesFulfilled) { + var callback = dependenciesFulfilled; + dependenciesFulfilled = null; + callback(); + } + } + } + + /** @param {string|number=} what */ function abort(what) { + Module['onAbort']?.(what); + what = 'Aborted(' + what + ')'; + // TODO(sbc): Should we remove printing and leave it up to whoever + // catches the exception? + err(what); + ABORT = true; + what += '. Build with -sASSERTIONS for more info.'; + // Use a wasm runtime error, because a JS error might be seen as a foreign + // exception, which means we'd run destructors on it. We need the error to + // simply make the program stop. + // FIXME This approach does not work in Wasm EH because it currently does not assume + // all RuntimeErrors are from traps; it decides whether a RuntimeError is from + // a trap or not based on a hidden field within the object. So at the moment + // we don't have a way of throwing a wasm trap from JS. TODO Make a JS API that + // allows this in the wasm spec. + // Suppress closure compiler warning here. Closure compiler's builtin extern + // definition for WebAssembly.RuntimeError claims it takes no arguments even + // though it can. + // TODO(https://github.com/google/closure-compiler/pull/3913): Remove if/when upstream closure gets fixed. + // See above, in the meantime, we resort to wasm code for trapping. + // In case abort() is called before the module is initialized, wasmExports + // and its exported '__trap' function is not available, in which case we throw + // a RuntimeError. + // We trap instead of throwing RuntimeError to prevent infinite-looping in + // Wasm EH code (because RuntimeError is considered as a foreign exception and + // caught by 'catch_all'), but in case throwing RuntimeError is fine because + // the module has not even been instantiated, even less running. + if (runtimeInitialized) { + ___trap(); + } + /** @suppress {checkTypes} */ var e = new WebAssembly.RuntimeError( + what + ); + // Throw the error whether or not MODULARIZE is set because abort is used + // in code paths apart from instantiation where an exception is expected + // to be thrown when abort is called. + throw e; + } + + // include: memoryprofiler.js + // end include: memoryprofiler.js + // include: URIUtils.js + // Prefix of data URIs emitted by SINGLE_FILE and related options. + var dataURIPrefix = 'data:application/octet-stream;base64,'; + + /** + * Indicates whether filename is a base64 data URI. + * @noinline + */ var isDataURI = (filename) => filename.startsWith(dataURIPrefix); + + /** + * Indicates whether filename is delivered via file protocol (as opposed to http/https) + * @noinline + */ var isFileURI = (filename) => filename.startsWith('file://'); + + // end include: URIUtils.js + // include: runtime_exceptions.js + // end include: runtime_exceptions.js + function findWasmBinary() { + var f = dependencyFilename; + if (!isDataURI(f)) { + return locateFile(f); + } + return f; + } + + var wasmBinaryFile; + + function getBinarySync(file) { + if (file == wasmBinaryFile && wasmBinary) { + return new Uint8Array(wasmBinary); + } + if (readBinary) { + return readBinary(file); + } + throw 'both async and sync fetching of the wasm failed'; + } + + async function getWasmBinary(binaryFile) { + // If we don't have the binary yet, load it asynchronously using readAsync. + if (!wasmBinary) { + // Fetch the binary using readAsync + try { + var response = await readAsync(binaryFile); + return new Uint8Array(response); + } catch {} + } + // Otherwise, getBinarySync should be able to get it synchronously + return getBinarySync(binaryFile); + } + + async function instantiateArrayBuffer(binaryFile, imports) { + try { + var binary = await getWasmBinary(binaryFile); + var instance = await WebAssembly.instantiate(binary, imports); + return instance; + } catch (reason) { + err(`failed to asynchronously prepare wasm: ${reason}`); + abort(reason); + } + } + + async function instantiateAsync(binary, binaryFile, imports) { + if ( + !binary && + typeof WebAssembly.instantiateStreaming == 'function' && + !isDataURI(binaryFile) && // Avoid instantiateStreaming() on Node.js environment for now, as while + // Node.js v18.1.0 implements it, it does not have a full fetch() + // implementation yet. + // Reference: + // https://github.com/emscripten-core/emscripten/pull/16917 + !ENVIRONMENT_IS_NODE && + typeof fetch == 'function' + ) { + try { + var response = fetch(binaryFile, { + credentials: 'same-origin', + }); + var instantiationResult = + await WebAssembly.instantiateStreaming(response, imports); + return instantiationResult; + } catch (reason) { + // We expect the most common failure cause to be a bad MIME type for the binary, + // in which case falling back to ArrayBuffer instantiation should work. + err(`wasm streaming compile failed: ${reason}`); + err('falling back to ArrayBuffer instantiation'); + } + } + return instantiateArrayBuffer(binaryFile, imports); + } + + function getWasmImports() { + // instrumenting imports is used in asyncify in two ways: to add assertions + // that check for proper import use, and for ASYNCIFY=2 we use them to set up + // the Promise API on the import side. + Asyncify.instrumentWasmImports(wasmImports); + // prepare imports + return { + env: wasmImports, + wasi_snapshot_preview1: wasmImports, + }; + } + + // Create the wasm instance. + // Receives the wasm imports, returns the exports. + async function createWasm() { + // Load the wasm module and create an instance of using native support in the JS engine. + // handle a generated wasm instance, receiving its exports and + // performing other necessary setup + /** @param {WebAssembly.Module=} module*/ function receiveInstance( + instance, + module + ) { + wasmExports = instance.exports; + wasmExports = Asyncify.instrumentWasmExports(wasmExports); + Module['wasmExports'] = wasmExports; + wasmMemory = wasmExports['memory']; + updateMemoryViews(); + addOnInit(wasmExports['__wasm_call_ctors']); + removeRunDependency('wasm-instantiate'); + return wasmExports; + } + // wait for the pthread pool (if any) + addRunDependency('wasm-instantiate'); + // Prefer streaming instantiation if available. + function receiveInstantiationResult(result) { + // 'result' is a ResultObject object which has both the module and instance. + // receiveInstance() will swap in the exports (to Module.asm) so they can be called + // TODO: Due to Closure regression https://github.com/google/closure-compiler/issues/3193, the above line no longer optimizes out down to the following line. + // When the regression is fixed, can restore the above PTHREADS-enabled path. + receiveInstance(result['instance']); + } + var info = getWasmImports(); + // User shell pages can write their own Module.instantiateWasm = function(imports, successCallback) callback + // to manually instantiate the Wasm module themselves. This allows pages to + // run the instantiation parallel to any other async startup actions they are + // performing. + // Also pthreads and wasm workers initialize the wasm instance through this + // path. + if (Module['instantiateWasm']) { + try { + return Module['instantiateWasm'](info, receiveInstance); + } catch (e) { + err(`Module.instantiateWasm callback failed with error: ${e}`); + return false; + } + } + wasmBinaryFile ??= findWasmBinary(); + var result = await instantiateAsync(wasmBinary, wasmBinaryFile, info); + receiveInstantiationResult(result); + return result; + } + + // Globals used by JS i64 conversions (see makeSetValue) + var tempDouble; + + var tempI64; + + // include: runtime_debug.js + // end include: runtime_debug.js + // === Body === + function __asyncjs__js_popen_to_file(command, mode, exitCodePtr) { + return Asyncify.handleAsync(async () => { + const returnCallback = (resolver) => new Promise(resolver); + if (!command) return 1; + const cmdstr = UTF8ToString(command); + if (!cmdstr.length) return 0; + const modestr = UTF8ToString(mode); + if (!modestr.length) return 0; + if (modestr === 'w') { + console.error('popen($cmd, "w") is not implemented yet'); + } + return returnCallback(async (wakeUp) => { + let cp; + try { + cp = PHPWASM.spawnProcess(cmdstr, []); + if (cp instanceof Promise) { + cp = await cp; + } + } catch (e) { + console.error(e); + if (e.code === 'SPAWN_UNSUPPORTED') { + return 1; + } + throw e; + } + const outByteArrays = []; + cp.stdout.on('data', function (data) { + outByteArrays.push(data); + }); + const outputPath = '/tmp/popen_output'; + cp.on('exit', function (exitCode) { + const outBytes = new Uint8Array( + outByteArrays.reduce( + (acc, curr) => acc + curr.length, + 0 + ) + ); + let offset = 0; + for (const byteArray of outByteArrays) { + outBytes.set(byteArray, offset); + offset += byteArray.length; + } + FS.writeFile(outputPath, outBytes); + HEAPU8[exitCodePtr] = exitCode; + wakeUp(allocateUTF8OnStack(outputPath)); + }); + }); + }); + } + + __asyncjs__js_popen_to_file.sig = 'iiii'; + + function __asyncjs__wasm_poll_socket(socketd, events, timeout) { + return Asyncify.handleAsync(async () => { + const returnCallback = (resolver) => new Promise(resolver); + const POLLIN = 1; + const POLLPRI = 2; + const POLLOUT = 4; + const POLLERR = 8; + const POLLHUP = 16; + const POLLNVAL = 32; + return returnCallback((wakeUp) => { + const polls = []; + if (socketd in PHPWASM.child_proc_by_fd) { + const procInfo = PHPWASM.child_proc_by_fd[socketd]; + if (procInfo.exited) { + wakeUp(0); + return; + } + polls.push(PHPWASM.awaitEvent(procInfo.stdout, 'data')); + } else if (FS.isSocket(FS.getStream(socketd)?.node.mode)) { + const sock = getSocketFromFD(socketd); + if (!sock) { + wakeUp(0); + return; + } + const lookingFor = new Set(); + if (events & POLLIN || events & POLLPRI) { + if (sock.server) { + for (const client of sock.pending) { + if ((client.recv_queue || []).length > 0) { + wakeUp(1); + return; + } + } + } else if ((sock.recv_queue || []).length > 0) { + wakeUp(1); + return; + } + } + const webSockets = PHPWASM.getAllWebSockets(sock); + if (!webSockets.length) { + wakeUp(0); + return; + } + for (const ws of webSockets) { + if (events & POLLIN || events & POLLPRI) { + polls.push(PHPWASM.awaitData(ws)); + lookingFor.add('POLLIN'); + } + if (events & POLLOUT) { + polls.push(PHPWASM.awaitConnection(ws)); + lookingFor.add('POLLOUT'); + } + if (events & POLLHUP) { + polls.push(PHPWASM.awaitClose(ws)); + lookingFor.add('POLLHUP'); + } + if (events & POLLERR || events & POLLNVAL) { + polls.push(PHPWASM.awaitError(ws)); + lookingFor.add('POLLERR'); + } + } + } else { + setTimeout(function () { + wakeUp(1); + }, timeout); + return; + } + if (polls.length === 0) { + console.warn( + 'Unsupported poll event ' + + events + + ', defaulting to setTimeout().' + ); + setTimeout(function () { + wakeUp(0); + }, timeout); + return; + } + const promises = polls.map(([promise]) => promise); + const clearPolling = () => + polls.forEach(([, clear]) => clear()); + let awaken = false; + let timeoutId; + Promise.race(promises).then(function (results) { + if (!awaken) { + awaken = true; + wakeUp(1); + if (timeoutId) { + clearTimeout(timeoutId); + } + clearPolling(); + } + }); + if (timeout !== -1) { + timeoutId = setTimeout(function () { + if (!awaken) { + awaken = true; + wakeUp(0); + clearPolling(); + } + }, timeout); + } + }); + }); + } + + __asyncjs__wasm_poll_socket.sig = 'iiii'; + + function __asyncjs__js_fd_read(fd, iov, iovcnt, pnum) { + return Asyncify.handleAsync(async () => { + const returnCallback = (resolver) => new Promise(resolver); + if ( + Asyncify?.State?.Normal === undefined || + Asyncify?.state === Asyncify?.State?.Normal + ) { + var returnCode; + var stream; + let num = 0; + try { + stream = SYSCALLS.getStreamFromFD(fd); + const num = doReadv(stream, iov, iovcnt); + HEAPU32[pnum >> 2] = num; + return 0; + } catch (e) { + if ( + typeof FS == 'undefined' || + !(e.name === 'ErrnoError') + ) { + throw e; + } + if ( + e.errno !== 6 || + !(stream?.fd in PHPWASM.child_proc_by_fd) + ) { + HEAPU32[pnum >> 2] = 0; + return returnCode; + } + } + } + return returnCallback((wakeUp) => { + var retries = 0; + var interval = 50; + var timeout = 5e3; + var maxRetries = timeout / interval; + function poll() { + var returnCode; + var stream; + let num; + try { + stream = SYSCALLS.getStreamFromFD(fd); + num = doReadv(stream, iov, iovcnt); + returnCode = 0; + } catch (e) { + if ( + typeof FS == 'undefined' || + !(e.name === 'ErrnoError') + ) { + console.error(e); + throw e; + } + returnCode = e.errno; + } + const success = returnCode === 0; + const failure = + ++retries > maxRetries || + !(fd in PHPWASM.child_proc_by_fd) || + PHPWASM.child_proc_by_fd[fd]?.exited || + FS.isClosed(stream); + if (success) { + HEAPU32[pnum >> 2] = num; + wakeUp(0); + } else if (failure) { + HEAPU32[pnum >> 2] = 0; + wakeUp(returnCode === 6 ? 0 : returnCode); + } else { + setTimeout(poll, interval); + } + } + poll(); + }); + }); + } + + __asyncjs__js_fd_read.sig = 'iiiii'; + + function __asyncjs__js_module_onMessage(data, response_buffer) { + return Asyncify.handleAsync(async () => { + if (Module['onMessage']) { + const dataStr = UTF8ToString(data); + return Module['onMessage'](dataStr) + .then((response) => { + const responseBytes = + typeof response === 'string' + ? new TextEncoder().encode(response) + : response; + const responseSize = responseBytes.byteLength; + const responsePtr = _malloc(responseSize + 1); + HEAPU8.set(responseBytes, responsePtr); + HEAPU8[responsePtr + responseSize] = 0; + HEAPU8[response_buffer] = responsePtr; + HEAPU8[response_buffer + 1] = responsePtr >> 8; + HEAPU8[response_buffer + 2] = responsePtr >> 16; + HEAPU8[response_buffer + 3] = responsePtr >> 24; + return responseSize; + }) + .catch((e) => { + console.error(e); + return -1; + }); + } + }); + } + + __asyncjs__js_module_onMessage.sig = 'iii'; + + // end include: preamble.js + class ExitStatus { + name = 'ExitStatus'; + constructor(status) { + this.message = `Program terminated with exit(${status})`; + this.status = status; + } + } + ExitStatus = class PHPExitStatus extends Error { + constructor(status) { + super(status); + this.name = 'ExitStatus'; + this.message = 'Program terminated with exit(' + status + ')'; + this.status = status; + } + }; + + var callRuntimeCallbacks = (callbacks) => { + while (callbacks.length > 0) { + // Pass the module as the first argument. + callbacks.shift()(Module); + } + }; + + var noExitRuntime = Module['noExitRuntime'] || false; + + /** @type {function(...*):?} */ function _SharpYuvConvert() { + abort('missing function: SharpYuvConvert'); + } + + _SharpYuvConvert.stub = true; + + /** @type {function(...*):?} */ function _SharpYuvGetConversionMatrix() { + abort('missing function: SharpYuvGetConversionMatrix'); + } + + _SharpYuvGetConversionMatrix.stub = true; + + /** @type {function(...*):?} */ function _SharpYuvInit() { + abort('missing function: SharpYuvInit'); + } + + _SharpYuvInit.stub = true; + + var UTF8Decoder = + typeof TextDecoder != 'undefined' ? new TextDecoder() : undefined; + + /** + * Given a pointer 'idx' to a null-terminated UTF8-encoded string in the given + * array that contains uint8 values, returns a copy of that string as a + * Javascript String object. + * heapOrArray is either a regular array, or a JavaScript typed array view. + * @param {number=} idx + * @param {number=} maxBytesToRead + * @return {string} + */ var UTF8ArrayToString = ( + heapOrArray, + idx = 0, + maxBytesToRead = NaN + ) => { + var endIdx = idx + maxBytesToRead; + var endPtr = idx; + // TextDecoder needs to know the byte length in advance, it doesn't stop on + // null terminator by itself. Also, use the length info to avoid running tiny + // strings through TextDecoder, since .subarray() allocates garbage. + // (As a tiny code save trick, compare endPtr against endIdx using a negation, + // so that undefined/NaN means Infinity) + while (heapOrArray[endPtr] && !(endPtr >= endIdx)) ++endPtr; + if (endPtr - idx > 16 && heapOrArray.buffer && UTF8Decoder) { + return UTF8Decoder.decode(heapOrArray.subarray(idx, endPtr)); + } + var str = ''; + // If building with TextDecoder, we have already computed the string length + // above, so test loop end condition against that + while (idx < endPtr) { + // For UTF8 byte structure, see: + // http://en.wikipedia.org/wiki/UTF-8#Description + // https://www.ietf.org/rfc/rfc2279.txt + // https://tools.ietf.org/html/rfc3629 + var u0 = heapOrArray[idx++]; + if (!(u0 & 128)) { + str += String.fromCharCode(u0); + continue; + } + var u1 = heapOrArray[idx++] & 63; + if ((u0 & 224) == 192) { + str += String.fromCharCode(((u0 & 31) << 6) | u1); + continue; + } + var u2 = heapOrArray[idx++] & 63; + if ((u0 & 240) == 224) { + u0 = ((u0 & 15) << 12) | (u1 << 6) | u2; + } else { + u0 = + ((u0 & 7) << 18) | + (u1 << 12) | + (u2 << 6) | + (heapOrArray[idx++] & 63); + } + if (u0 < 65536) { + str += String.fromCharCode(u0); + } else { + var ch = u0 - 65536; + str += String.fromCharCode( + 55296 | (ch >> 10), + 56320 | (ch & 1023) + ); + } + } + return str; + }; + + /** + * Given a pointer 'ptr' to a null-terminated UTF8-encoded string in the + * emscripten HEAP, returns a copy of that string as a Javascript String object. + * + * @param {number} ptr + * @param {number=} maxBytesToRead - An optional length that specifies the + * maximum number of bytes to read. You can omit this parameter to scan the + * string until the first 0 byte. If maxBytesToRead is passed, and the string + * at [ptr, ptr+maxBytesToReadr[ contains a null byte in the middle, then the + * string will cut short at that byte index (i.e. maxBytesToRead will not + * produce a string of exact length [ptr, ptr+maxBytesToRead[) N.B. mixing + * frequent uses of UTF8ToString() with and without maxBytesToRead may throw + * JS JIT optimizations off, so it is worth to consider consistently using one + * @return {string} + */ var UTF8ToString = (ptr, maxBytesToRead) => + ptr ? UTF8ArrayToString(HEAPU8, ptr, maxBytesToRead) : ''; + + Module['UTF8ToString'] = UTF8ToString; + + var ___assert_fail = (condition, filename, line, func) => + abort( + `Assertion failed: ${UTF8ToString(condition)}, at: ` + + [ + filename ? UTF8ToString(filename) : 'unknown filename', + line, + func ? UTF8ToString(func) : 'unknown function', + ] + ); + + var ___call_sighandler = (fp, sig) => ((a1) => dynCall_vi(fp, a1))(sig); + + var initRandomFill = () => { + if ( + typeof crypto == 'object' && + typeof crypto['getRandomValues'] == 'function' + ) { + // for modern web browsers + return (view) => crypto.getRandomValues(view); + } else if (ENVIRONMENT_IS_NODE) { + // for nodejs with or without crypto support included + try { + var crypto_module = require('crypto'); + var randomFillSync = crypto_module['randomFillSync']; + if (randomFillSync) { + // nodejs with LTS crypto support + return (view) => crypto_module['randomFillSync'](view); + } + // very old nodejs with the original crypto API + var randomBytes = crypto_module['randomBytes']; + return (view) => ( + view.set(randomBytes(view.byteLength)), // Return the original view to match modern native implementations. + view + ); + } catch (e) {} + } + // we couldn't find a proper implementation, as Math.random() is not suitable for /dev/random, see emscripten-core/emscripten/pull/7096 + abort('initRandomDevice'); + }; + + var randomFill = (view) => (randomFill = initRandomFill())(view); + + var PATH = { + isAbs: (path) => path.charAt(0) === '/', + splitPath: (filename) => { + var splitPathRe = + /^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/; + return splitPathRe.exec(filename).slice(1); + }, + normalizeArray: (parts, allowAboveRoot) => { + // if the path tries to go above the root, `up` ends up > 0 + var up = 0; + for (var i = parts.length - 1; i >= 0; i--) { + var last = parts[i]; + if (last === '.') { + parts.splice(i, 1); + } else if (last === '..') { + parts.splice(i, 1); + up++; + } else if (up) { + parts.splice(i, 1); + up--; + } + } + // if the path is allowed to go above the root, restore leading ..s + if (allowAboveRoot) { + for (; up; up--) { + parts.unshift('..'); + } + } + return parts; + }, + normalize: (path) => { + var isAbsolute = PATH.isAbs(path), + trailingSlash = path.substr(-1) === '/'; + // Normalize the path + path = PATH.normalizeArray( + path.split('/').filter((p) => !!p), + !isAbsolute + ).join('/'); + if (!path && !isAbsolute) { + path = '.'; + } + if (path && trailingSlash) { + path += '/'; + } + return (isAbsolute ? '/' : '') + path; + }, + dirname: (path) => { + var result = PATH.splitPath(path), + root = result[0], + dir = result[1]; + if (!root && !dir) { + // No dirname whatsoever + return '.'; + } + if (dir) { + // It has a dirname, strip trailing slash + dir = dir.substr(0, dir.length - 1); + } + return root + dir; + }, + basename: (path) => { + // EMSCRIPTEN return '/'' for '/', not an empty string + if (path === '/') return '/'; + path = PATH.normalize(path); + path = path.replace(/\/$/, ''); + var lastSlash = path.lastIndexOf('/'); + if (lastSlash === -1) return path; + return path.substr(lastSlash + 1); + }, + join: (...paths) => PATH.normalize(paths.join('/')), + join2: (l, r) => PATH.normalize(l + '/' + r), + }; + + var PATH_FS = { + resolve: (...args) => { + var resolvedPath = '', + resolvedAbsolute = false; + for (var i = args.length - 1; i >= -1 && !resolvedAbsolute; i--) { + var path = i >= 0 ? args[i] : FS.cwd(); + // Skip empty and invalid entries + if (typeof path != 'string') { + throw new TypeError( + 'Arguments to path.resolve must be strings' + ); + } else if (!path) { + return ''; + } + // an invalid portion invalidates the whole thing + resolvedPath = path + '/' + resolvedPath; + resolvedAbsolute = PATH.isAbs(path); + } + // At this point the path should be resolved to a full absolute path, but + // handle relative paths to be safe (might happen when process.cwd() fails) + resolvedPath = PATH.normalizeArray( + resolvedPath.split('/').filter((p) => !!p), + !resolvedAbsolute + ).join('/'); + return (resolvedAbsolute ? '/' : '') + resolvedPath || '.'; + }, + relative: (from, to) => { + from = PATH_FS.resolve(from).substr(1); + to = PATH_FS.resolve(to).substr(1); + function trim(arr) { + var start = 0; + for (; start < arr.length; start++) { + if (arr[start] !== '') break; + } + var end = arr.length - 1; + for (; end >= 0; end--) { + if (arr[end] !== '') break; + } + if (start > end) return []; + return arr.slice(start, end - start + 1); + } + var fromParts = trim(from.split('/')); + var toParts = trim(to.split('/')); + var length = Math.min(fromParts.length, toParts.length); + var samePartsLength = length; + for (var i = 0; i < length; i++) { + if (fromParts[i] !== toParts[i]) { + samePartsLength = i; + break; + } + } + var outputParts = []; + for (var i = samePartsLength; i < fromParts.length; i++) { + outputParts.push('..'); + } + outputParts = outputParts.concat(toParts.slice(samePartsLength)); + return outputParts.join('/'); + }, + }; + + var FS_stdin_getChar_buffer = []; + + var lengthBytesUTF8 = (str) => { + var len = 0; + for (var i = 0; i < str.length; ++i) { + // Gotcha: charCodeAt returns a 16-bit word that is a UTF-16 encoded code + // unit, not a Unicode code point of the character! So decode + // UTF16->UTF32->UTF8. + // See http://unicode.org/faq/utf_bom.html#utf16-3 + var c = str.charCodeAt(i); + // possibly a lead surrogate + if (c <= 127) { + len++; + } else if (c <= 2047) { + len += 2; + } else if (c >= 55296 && c <= 57343) { + len += 4; + ++i; + } else { + len += 3; + } + } + return len; + }; + + Module['lengthBytesUTF8'] = lengthBytesUTF8; + + var stringToUTF8Array = (str, heap, outIdx, maxBytesToWrite) => { + // Parameter maxBytesToWrite is not optional. Negative values, 0, null, + // undefined and false each don't write out any bytes. + if (!(maxBytesToWrite > 0)) return 0; + var startIdx = outIdx; + var endIdx = outIdx + maxBytesToWrite - 1; + // -1 for string null terminator. + for (var i = 0; i < str.length; ++i) { + // Gotcha: charCodeAt returns a 16-bit word that is a UTF-16 encoded code + // unit, not a Unicode code point of the character! So decode + // UTF16->UTF32->UTF8. + // See http://unicode.org/faq/utf_bom.html#utf16-3 + // For UTF8 byte structure, see http://en.wikipedia.org/wiki/UTF-8#Description + // and https://www.ietf.org/rfc/rfc2279.txt + // and https://tools.ietf.org/html/rfc3629 + var u = str.charCodeAt(i); + // possibly a lead surrogate + if (u >= 55296 && u <= 57343) { + var u1 = str.charCodeAt(++i); + u = (65536 + ((u & 1023) << 10)) | (u1 & 1023); + } + if (u <= 127) { + if (outIdx >= endIdx) break; + heap[outIdx++] = u; + } else if (u <= 2047) { + if (outIdx + 1 >= endIdx) break; + heap[outIdx++] = 192 | (u >> 6); + heap[outIdx++] = 128 | (u & 63); + } else if (u <= 65535) { + if (outIdx + 2 >= endIdx) break; + heap[outIdx++] = 224 | (u >> 12); + heap[outIdx++] = 128 | ((u >> 6) & 63); + heap[outIdx++] = 128 | (u & 63); + } else { + if (outIdx + 3 >= endIdx) break; + heap[outIdx++] = 240 | (u >> 18); + heap[outIdx++] = 128 | ((u >> 12) & 63); + heap[outIdx++] = 128 | ((u >> 6) & 63); + heap[outIdx++] = 128 | (u & 63); + } + } + // Null-terminate the pointer to the buffer. + heap[outIdx] = 0; + return outIdx - startIdx; + }; + + /** @type {function(string, boolean=, number=)} */ function intArrayFromString( + stringy, + dontAddNull, + length + ) { + var len = length > 0 ? length : lengthBytesUTF8(stringy) + 1; + var u8array = new Array(len); + var numBytesWritten = stringToUTF8Array( + stringy, + u8array, + 0, + u8array.length + ); + if (dontAddNull) u8array.length = numBytesWritten; + return u8array; + } + + var FS_stdin_getChar = () => { + if (!FS_stdin_getChar_buffer.length) { + var result = null; + if (ENVIRONMENT_IS_NODE) { + // we will read data by chunks of BUFSIZE + var BUFSIZE = 256; + var buf = Buffer.alloc(BUFSIZE); + var bytesRead = 0; + // For some reason we must suppress a closure warning here, even though + // fd definitely exists on process.stdin, and is even the proper way to + // get the fd of stdin, + // https://github.com/nodejs/help/issues/2136#issuecomment-523649904 + // This started to happen after moving this logic out of library_tty.js, + // so it is related to the surrounding code in some unclear manner. + /** @suppress {missingProperties} */ var fd = process.stdin.fd; + try { + bytesRead = fs.readSync(fd, buf, 0, BUFSIZE); + } catch (e) { + // Cross-platform differences: on Windows, reading EOF throws an + // exception, but on other OSes, reading EOF returns 0. Uniformize + // behavior by treating the EOF exception to return 0. + if (e.toString().includes('EOF')) bytesRead = 0; + else throw e; + } + if (bytesRead > 0) { + result = buf.slice(0, bytesRead).toString('utf-8'); + } + } else { + } + if (!result) { + return null; + } + FS_stdin_getChar_buffer = intArrayFromString(result, true); + } + return FS_stdin_getChar_buffer.shift(); + }; + + var TTY = { + ttys: [], + init() {}, + // https://github.com/emscripten-core/emscripten/pull/1555 + // if (ENVIRONMENT_IS_NODE) { + // // currently, FS.init does not distinguish if process.stdin is a file or TTY + // // device, it always assumes it's a TTY device. because of this, we're forcing + // // process.stdin to UTF8 encoding to at least make stdin reading compatible + // // with text files until FS.init can be refactored. + // process.stdin.setEncoding('utf8'); + // } + shutdown() {}, + // https://github.com/emscripten-core/emscripten/pull/1555 + // if (ENVIRONMENT_IS_NODE) { + // // inolen: any idea as to why node -e 'process.stdin.read()' wouldn't exit immediately (with process.stdin being a tty)? + // // isaacs: because now it's reading from the stream, you've expressed interest in it, so that read() kicks off a _read() which creates a ReadReq operation + // // inolen: I thought read() in that case was a synchronous operation that just grabbed some amount of buffered data if it exists? + // // isaacs: it is. but it also triggers a _read() call, which calls readStart() on the handle + // // isaacs: do process.stdin.pause() and i'd think it'd probably close the pending call + // process.stdin.pause(); + // } + register(dev, ops) { + TTY.ttys[dev] = { + input: [], + output: [], + ops, + }; + FS.registerDevice(dev, TTY.stream_ops); + }, + stream_ops: { + open(stream) { + var tty = TTY.ttys[stream.node.rdev]; + if (!tty) { + throw new FS.ErrnoError(43); + } + stream.tty = tty; + stream.seekable = false; + }, + close(stream) { + // flush any pending line data + stream.tty.ops.fsync(stream.tty); + }, + fsync(stream) { + stream.tty.ops.fsync(stream.tty); + }, + read(stream, buffer, offset, length, pos) { + /* ignored */ if (!stream.tty || !stream.tty.ops.get_char) { + throw new FS.ErrnoError(60); + } + var bytesRead = 0; + for (var i = 0; i < length; i++) { + var result; + try { + result = stream.tty.ops.get_char(stream.tty); + } catch (e) { + throw new FS.ErrnoError(29); + } + if (result === undefined && bytesRead === 0) { + throw new FS.ErrnoError(6); + } + if (result === null || result === undefined) break; + bytesRead++; + buffer[offset + i] = result; + } + if (bytesRead) { + stream.node.atime = Date.now(); + } + return bytesRead; + }, + write(stream, buffer, offset, length, pos) { + if (!stream.tty || !stream.tty.ops.put_char) { + throw new FS.ErrnoError(60); + } + try { + for (var i = 0; i < length; i++) { + stream.tty.ops.put_char(stream.tty, buffer[offset + i]); + } + } catch (e) { + throw new FS.ErrnoError(29); + } + if (length) { + stream.node.mtime = stream.node.ctime = Date.now(); + } + return i; + }, + }, + default_tty_ops: { + get_char(tty) { + return FS_stdin_getChar(); + }, + put_char(tty, val) { + if (val === null || val === 10) { + out(UTF8ArrayToString(tty.output)); + tty.output = []; + } else { + if (val != 0) tty.output.push(val); + } + }, + // val == 0 would cut text output off in the middle. + fsync(tty) { + if (tty.output && tty.output.length > 0) { + out(UTF8ArrayToString(tty.output)); + tty.output = []; + } + }, + ioctl_tcgets(tty) { + // typical setting + return { + c_iflag: 25856, + c_oflag: 5, + c_cflag: 191, + c_lflag: 35387, + c_cc: [ + 3, 28, 127, 21, 4, 0, 1, 0, 17, 19, 26, 0, 18, 15, 23, + 22, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + ], + }; + }, + ioctl_tcsets(tty, optional_actions, data) { + // currently just ignore + return 0; + }, + ioctl_tiocgwinsz(tty) { + return [24, 80]; + }, + }, + default_tty1_ops: { + put_char(tty, val) { + if (val === null || val === 10) { + err(UTF8ArrayToString(tty.output)); + tty.output = []; + } else { + if (val != 0) tty.output.push(val); + } + }, + fsync(tty) { + if (tty.output && tty.output.length > 0) { + err(UTF8ArrayToString(tty.output)); + tty.output = []; + } + }, + }, + }; + + var zeroMemory = (address, size) => { + HEAPU8.fill(0, address, address + size); + }; + + var alignMemory = (size, alignment) => + Math.ceil(size / alignment) * alignment; + + var mmapAlloc = (size) => { + size = alignMemory(size, 65536); + var ptr = _emscripten_builtin_memalign(65536, size); + if (ptr) zeroMemory(ptr, size); + return ptr; + }; + + var MEMFS = { + ops_table: null, + mount(mount) { + return MEMFS.createNode(null, '/', 16895, 0); + }, + createNode(parent, name, mode, dev) { + if (FS.isBlkdev(mode) || FS.isFIFO(mode)) { + // no supported + throw new FS.ErrnoError(63); + } + MEMFS.ops_table ||= { + dir: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + lookup: MEMFS.node_ops.lookup, + mknod: MEMFS.node_ops.mknod, + rename: MEMFS.node_ops.rename, + unlink: MEMFS.node_ops.unlink, + rmdir: MEMFS.node_ops.rmdir, + readdir: MEMFS.node_ops.readdir, + symlink: MEMFS.node_ops.symlink, + }, + stream: { + llseek: MEMFS.stream_ops.llseek, + }, + }, + file: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + }, + stream: { + llseek: MEMFS.stream_ops.llseek, + read: MEMFS.stream_ops.read, + write: MEMFS.stream_ops.write, + allocate: MEMFS.stream_ops.allocate, + mmap: MEMFS.stream_ops.mmap, + msync: MEMFS.stream_ops.msync, + }, + }, + link: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + readlink: MEMFS.node_ops.readlink, + }, + stream: {}, + }, + chrdev: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + }, + stream: FS.chrdev_stream_ops, + }, + }; + var node = FS.createNode(parent, name, mode, dev); + if (FS.isDir(node.mode)) { + node.node_ops = MEMFS.ops_table.dir.node; + node.stream_ops = MEMFS.ops_table.dir.stream; + node.contents = {}; + } else if (FS.isFile(node.mode)) { + node.node_ops = MEMFS.ops_table.file.node; + node.stream_ops = MEMFS.ops_table.file.stream; + node.usedBytes = 0; + // The actual number of bytes used in the typed array, as opposed to contents.length which gives the whole capacity. + // When the byte data of the file is populated, this will point to either a typed array, or a normal JS array. Typed arrays are preferred + // for performance, and used by default. However, typed arrays are not resizable like normal JS arrays are, so there is a small disk size + // penalty involved for appending file writes that continuously grow a file similar to std::vector capacity vs used -scheme. + node.contents = null; + } else if (FS.isLink(node.mode)) { + node.node_ops = MEMFS.ops_table.link.node; + node.stream_ops = MEMFS.ops_table.link.stream; + } else if (FS.isChrdev(node.mode)) { + node.node_ops = MEMFS.ops_table.chrdev.node; + node.stream_ops = MEMFS.ops_table.chrdev.stream; + } + node.atime = node.mtime = node.ctime = Date.now(); + // add the new node to the parent + if (parent) { + parent.contents[name] = node; + parent.atime = parent.mtime = parent.ctime = node.atime; + } + return node; + }, + getFileDataAsTypedArray(node) { + if (!node.contents) return new Uint8Array(0); + if (node.contents.subarray) + return node.contents.subarray(0, node.usedBytes); + // Make sure to not return excess unused bytes. + return new Uint8Array(node.contents); + }, + expandFileStorage(node, newCapacity) { + var prevCapacity = node.contents ? node.contents.length : 0; + if (prevCapacity >= newCapacity) return; + // No need to expand, the storage was already large enough. + // Don't expand strictly to the given requested limit if it's only a very small increase, but instead geometrically grow capacity. + // For small filesizes (<1MB), perform size*2 geometric increase, but for large sizes, do a much more conservative size*1.125 increase to + // avoid overshooting the allocation cap by a very large margin. + var CAPACITY_DOUBLING_MAX = 1024 * 1024; + newCapacity = Math.max( + newCapacity, + (prevCapacity * + (prevCapacity < CAPACITY_DOUBLING_MAX ? 2 : 1.125)) >>> + 0 + ); + if (prevCapacity != 0) newCapacity = Math.max(newCapacity, 256); + // At minimum allocate 256b for each file when expanding. + var oldContents = node.contents; + node.contents = new Uint8Array(newCapacity); + // Allocate new storage. + if (node.usedBytes > 0) + node.contents.set(oldContents.subarray(0, node.usedBytes), 0); + }, + // Copy old data over to the new storage. + resizeFileStorage(node, newSize) { + if (node.usedBytes == newSize) return; + if (newSize == 0) { + node.contents = null; + // Fully decommit when requesting a resize to zero. + node.usedBytes = 0; + } else { + var oldContents = node.contents; + node.contents = new Uint8Array(newSize); + // Allocate new storage. + if (oldContents) { + node.contents.set( + oldContents.subarray( + 0, + Math.min(newSize, node.usedBytes) + ) + ); + } + // Copy old data over to the new storage. + node.usedBytes = newSize; + } + }, + node_ops: { + getattr(node) { + var attr = {}; + // device numbers reuse inode numbers. + attr.dev = FS.isChrdev(node.mode) ? node.id : 1; + attr.ino = node.id; + attr.mode = node.mode; + attr.nlink = 1; + attr.uid = 0; + attr.gid = 0; + attr.rdev = node.rdev; + if (FS.isDir(node.mode)) { + attr.size = 4096; + } else if (FS.isFile(node.mode)) { + attr.size = node.usedBytes; + } else if (FS.isLink(node.mode)) { + attr.size = node.link.length; + } else { + attr.size = 0; + } + attr.atime = new Date(node.atime); + attr.mtime = new Date(node.mtime); + attr.ctime = new Date(node.ctime); + // NOTE: In our implementation, st_blocks = Math.ceil(st_size/st_blksize), + // but this is not required by the standard. + attr.blksize = 4096; + attr.blocks = Math.ceil(attr.size / attr.blksize); + return attr; + }, + setattr(node, attr) { + for (const key of ['mode', 'atime', 'mtime', 'ctime']) { + if (attr[key]) { + node[key] = attr[key]; + } + } + if (attr.size !== undefined) { + MEMFS.resizeFileStorage(node, attr.size); + } + }, + lookup(parent, name) { + throw MEMFS.doesNotExistError; + }, + mknod(parent, name, mode, dev) { + return MEMFS.createNode(parent, name, mode, dev); + }, + rename(old_node, new_dir, new_name) { + var new_node; + try { + new_node = FS.lookupNode(new_dir, new_name); + } catch (e) {} + if (new_node) { + if (FS.isDir(old_node.mode)) { + // if we're overwriting a directory at new_name, make sure it's empty. + for (var i in new_node.contents) { + throw new FS.ErrnoError(55); + } + } + FS.hashRemoveNode(new_node); + } + // do the internal rewiring + delete old_node.parent.contents[old_node.name]; + new_dir.contents[new_name] = old_node; + old_node.name = new_name; + new_dir.ctime = + new_dir.mtime = + old_node.parent.ctime = + old_node.parent.mtime = + Date.now(); + }, + unlink(parent, name) { + delete parent.contents[name]; + parent.ctime = parent.mtime = Date.now(); + }, + rmdir(parent, name) { + var node = FS.lookupNode(parent, name); + for (var i in node.contents) { + throw new FS.ErrnoError(55); + } + delete parent.contents[name]; + parent.ctime = parent.mtime = Date.now(); + }, + readdir(node) { + return ['.', '..', ...Object.keys(node.contents)]; + }, + symlink(parent, newname, oldpath) { + var node = MEMFS.createNode(parent, newname, 511 | 40960, 0); + node.link = oldpath; + return node; + }, + readlink(node) { + if (!FS.isLink(node.mode)) { + throw new FS.ErrnoError(28); + } + return node.link; + }, + }, + stream_ops: { + read(stream, buffer, offset, length, position) { + var contents = stream.node.contents; + if (position >= stream.node.usedBytes) return 0; + var size = Math.min(stream.node.usedBytes - position, length); + if (size > 8 && contents.subarray) { + // non-trivial, and typed array + buffer.set( + contents.subarray(position, position + size), + offset + ); + } else { + for (var i = 0; i < size; i++) + buffer[offset + i] = contents[position + i]; + } + return size; + }, + write(stream, buffer, offset, length, position, canOwn) { + // If the buffer is located in main memory (HEAP), and if + // memory can grow, we can't hold on to references of the + // memory buffer, as they may get invalidated. That means we + // need to do copy its contents. + if (buffer.buffer === HEAP8.buffer) { + canOwn = false; + } + if (!length) return 0; + var node = stream.node; + node.mtime = node.ctime = Date.now(); + if ( + buffer.subarray && + (!node.contents || node.contents.subarray) + ) { + // This write is from a typed array to a typed array? + if (canOwn) { + node.contents = buffer.subarray( + offset, + offset + length + ); + node.usedBytes = length; + return length; + } else if (node.usedBytes === 0 && position === 0) { + // If this is a simple first write to an empty file, do a fast set since we don't need to care about old data. + node.contents = buffer.slice(offset, offset + length); + node.usedBytes = length; + return length; + } else if (position + length <= node.usedBytes) { + // Writing to an already allocated and used subrange of the file? + node.contents.set( + buffer.subarray(offset, offset + length), + position + ); + return length; + } + } + // Appending to an existing file and we need to reallocate, or source data did not come as a typed array. + MEMFS.expandFileStorage(node, position + length); + if (node.contents.subarray && buffer.subarray) { + // Use typed array write which is available. + node.contents.set( + buffer.subarray(offset, offset + length), + position + ); + } else { + for (var i = 0; i < length; i++) { + node.contents[position + i] = buffer[offset + i]; + } + } + node.usedBytes = Math.max(node.usedBytes, position + length); + return length; + }, + llseek(stream, offset, whence) { + var position = offset; + if (whence === 1) { + position += stream.position; + } else if (whence === 2) { + if (FS.isFile(stream.node.mode)) { + position += stream.node.usedBytes; + } + } + if (position < 0) { + throw new FS.ErrnoError(28); + } + return position; + }, + allocate(stream, offset, length) { + MEMFS.expandFileStorage(stream.node, offset + length); + stream.node.usedBytes = Math.max( + stream.node.usedBytes, + offset + length + ); + }, + mmap(stream, length, position, prot, flags) { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + var ptr; + var allocated; + var contents = stream.node.contents; + // Only make a new copy when MAP_PRIVATE is specified. + if ( + !(flags & 2) && + contents && + contents.buffer === HEAP8.buffer + ) { + // We can't emulate MAP_SHARED when the file is not backed by the + // buffer we're mapping to (e.g. the HEAP buffer). + allocated = false; + ptr = contents.byteOffset; + } else { + allocated = true; + ptr = mmapAlloc(length); + if (!ptr) { + throw new FS.ErrnoError(48); + } + if (contents) { + // Try to avoid unnecessary slices. + if ( + position > 0 || + position + length < contents.length + ) { + if (contents.subarray) { + contents = contents.subarray( + position, + position + length + ); + } else { + contents = Array.prototype.slice.call( + contents, + position, + position + length + ); + } + } + HEAP8.set(contents, ptr); + } + } + return { + ptr, + allocated, + }; + }, + msync(stream, buffer, offset, length, mmapFlags) { + MEMFS.stream_ops.write( + stream, + buffer, + 0, + length, + offset, + false + ); + // should we check if bytesWritten and length are the same? + return 0; + }, + }, + }; + + var asyncLoad = async (url) => { + var arrayBuffer = await readAsync(url); + return new Uint8Array(arrayBuffer); + }; + + asyncLoad.isAsync = true; + + var FS_createDataFile = ( + parent, + name, + fileData, + canRead, + canWrite, + canOwn + ) => { + FS.createDataFile(parent, name, fileData, canRead, canWrite, canOwn); + }; + + var preloadPlugins = Module['preloadPlugins'] || []; + + var FS_handledByPreloadPlugin = (byteArray, fullname, finish, onerror) => { + // Ensure plugins are ready. + if (typeof Browser != 'undefined') Browser.init(); + var handled = false; + preloadPlugins.forEach((plugin) => { + if (handled) return; + if (plugin['canHandle'](fullname)) { + plugin['handle'](byteArray, fullname, finish, onerror); + handled = true; + } + }); + return handled; + }; + + var FS_createPreloadedFile = ( + parent, + name, + url, + canRead, + canWrite, + onload, + onerror, + dontCreateFile, + canOwn, + preFinish + ) => { + // TODO we should allow people to just pass in a complete filename instead + // of parent and name being that we just join them anyways + var fullname = name + ? PATH_FS.resolve(PATH.join2(parent, name)) + : parent; + var dep = getUniqueRunDependency(`cp ${fullname}`); + // might have several active requests for the same fullname + function processData(byteArray) { + function finish(byteArray) { + preFinish?.(); + if (!dontCreateFile) { + FS_createDataFile( + parent, + name, + byteArray, + canRead, + canWrite, + canOwn + ); + } + onload?.(); + removeRunDependency(dep); + } + if ( + FS_handledByPreloadPlugin(byteArray, fullname, finish, () => { + onerror?.(); + removeRunDependency(dep); + }) + ) { + return; + } + finish(byteArray); + } + addRunDependency(dep); + if (typeof url == 'string') { + asyncLoad(url).then(processData, onerror); + } else { + processData(url); + } + }; + + var FS_modeStringToFlags = (str) => { + var flagModes = { + r: 0, + 'r+': 2, + w: 512 | 64 | 1, + 'w+': 512 | 64 | 2, + a: 1024 | 64 | 1, + 'a+': 1024 | 64 | 2, + }; + var flags = flagModes[str]; + if (typeof flags == 'undefined') { + throw new Error(`Unknown file open mode: ${str}`); + } + return flags; + }; + + var FS_getMode = (canRead, canWrite) => { + var mode = 0; + if (canRead) mode |= 292 | 73; + if (canWrite) mode |= 146; + return mode; + }; + + var ERRNO_CODES = { + EPERM: 63, + ENOENT: 44, + ESRCH: 71, + EINTR: 27, + EIO: 29, + ENXIO: 60, + E2BIG: 1, + ENOEXEC: 45, + EBADF: 8, + ECHILD: 12, + EAGAIN: 6, + EWOULDBLOCK: 6, + ENOMEM: 48, + EACCES: 2, + EFAULT: 21, + ENOTBLK: 105, + EBUSY: 10, + EEXIST: 20, + EXDEV: 75, + ENODEV: 43, + ENOTDIR: 54, + EISDIR: 31, + EINVAL: 28, + ENFILE: 41, + EMFILE: 33, + ENOTTY: 59, + ETXTBSY: 74, + EFBIG: 22, + ENOSPC: 51, + ESPIPE: 70, + EROFS: 69, + EMLINK: 34, + EPIPE: 64, + EDOM: 18, + ERANGE: 68, + ENOMSG: 49, + EIDRM: 24, + ECHRNG: 106, + EL2NSYNC: 156, + EL3HLT: 107, + EL3RST: 108, + ELNRNG: 109, + EUNATCH: 110, + ENOCSI: 111, + EL2HLT: 112, + EDEADLK: 16, + ENOLCK: 46, + EBADE: 113, + EBADR: 114, + EXFULL: 115, + ENOANO: 104, + EBADRQC: 103, + EBADSLT: 102, + EDEADLOCK: 16, + EBFONT: 101, + ENOSTR: 100, + ENODATA: 116, + ETIME: 117, + ENOSR: 118, + ENONET: 119, + ENOPKG: 120, + EREMOTE: 121, + ENOLINK: 47, + EADV: 122, + ESRMNT: 123, + ECOMM: 124, + EPROTO: 65, + EMULTIHOP: 36, + EDOTDOT: 125, + EBADMSG: 9, + ENOTUNIQ: 126, + EBADFD: 127, + EREMCHG: 128, + ELIBACC: 129, + ELIBBAD: 130, + ELIBSCN: 131, + ELIBMAX: 132, + ELIBEXEC: 133, + ENOSYS: 52, + ENOTEMPTY: 55, + ENAMETOOLONG: 37, + ELOOP: 32, + EOPNOTSUPP: 138, + EPFNOSUPPORT: 139, + ECONNRESET: 15, + ENOBUFS: 42, + EAFNOSUPPORT: 5, + EPROTOTYPE: 67, + ENOTSOCK: 57, + ENOPROTOOPT: 50, + ESHUTDOWN: 140, + ECONNREFUSED: 14, + EADDRINUSE: 3, + ECONNABORTED: 13, + ENETUNREACH: 40, + ENETDOWN: 38, + ETIMEDOUT: 73, + EHOSTDOWN: 142, + EHOSTUNREACH: 23, + EINPROGRESS: 26, + EALREADY: 7, + EDESTADDRREQ: 17, + EMSGSIZE: 35, + EPROTONOSUPPORT: 66, + ESOCKTNOSUPPORT: 137, + EADDRNOTAVAIL: 4, + ENETRESET: 39, + EISCONN: 30, + ENOTCONN: 53, + ETOOMANYREFS: 141, + EUSERS: 136, + EDQUOT: 19, + ESTALE: 72, + ENOTSUP: 138, + ENOMEDIUM: 148, + EILSEQ: 25, + EOVERFLOW: 61, + ECANCELED: 11, + ENOTRECOVERABLE: 56, + EOWNERDEAD: 62, + ESTRPIPE: 135, + }; + + var NODEFS = { + isWindows: false, + staticInit() { + NODEFS.isWindows = !!process.platform.match(/^win/); + var flags = process.binding('constants'); + // Node.js 4 compatibility: it has no namespaces for constants + if (flags['fs']) { + flags = flags['fs']; + } + NODEFS.flagsForNodeMap = { + 1024: flags['O_APPEND'], + 64: flags['O_CREAT'], + 128: flags['O_EXCL'], + 256: flags['O_NOCTTY'], + 0: flags['O_RDONLY'], + 2: flags['O_RDWR'], + 4096: flags['O_SYNC'], + 512: flags['O_TRUNC'], + 1: flags['O_WRONLY'], + 131072: flags['O_NOFOLLOW'], + }; + }, + convertNodeCode(e) { + var code = e.code; + return ERRNO_CODES[code]; + }, + tryFSOperation(f) { + try { + return f(); + } catch (e) { + if (!e.code) throw e; + // node under windows can return code 'UNKNOWN' here: + // https://github.com/emscripten-core/emscripten/issues/15468 + if (e.code === 'UNKNOWN') throw new FS.ErrnoError(28); + throw new FS.ErrnoError(NODEFS.convertNodeCode(e)); + } + }, + mount(mount) { + return NODEFS.createNode( + null, + '/', + NODEFS.getMode(mount.opts.root), + 0 + ); + }, + createNode(parent, name, mode, dev) { + if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { + throw new FS.ErrnoError(28); + } + var node = FS.createNode(parent, name, mode); + node.node_ops = NODEFS.node_ops; + node.stream_ops = NODEFS.stream_ops; + return node; + }, + getMode(path) { + return NODEFS.tryFSOperation(() => { + var mode = fs.lstatSync(path).mode; + if (NODEFS.isWindows) { + // Windows does not report the 'x' permission bit, so propagate read + // bits to execute bits. + mode |= (mode & 292) >> 2; + } + return mode; + }); + }, + realPath(node) { + var parts = []; + while (node.parent !== node) { + parts.push(node.name); + node = node.parent; + } + parts.push(node.mount.opts.root); + parts.reverse(); + return PATH.join(...parts); + }, + flagsForNode(flags) { + flags &= ~2097152; + // Ignore this flag from musl, otherwise node.js fails to open the file. + flags &= ~2048; + // Ignore this flag from musl, otherwise node.js fails to open the file. + flags &= ~32768; + // Ignore this flag from musl, otherwise node.js fails to open the file. + flags &= ~524288; + // Some applications may pass it; it makes no sense for a single process. + flags &= ~65536; + // Node.js doesn't need this passed in, it errors. + var newFlags = 0; + for (var k in NODEFS.flagsForNodeMap) { + if (flags & k) { + newFlags |= NODEFS.flagsForNodeMap[k]; + flags ^= k; + } + } + if (flags) { + throw new FS.ErrnoError(28); + } + return newFlags; + }, + node_ops: { + getattr(node) { + var path = NODEFS.realPath(node); + var stat; + NODEFS.tryFSOperation(() => (stat = fs.lstatSync(path))); + if (NODEFS.isWindows) { + // node.js v0.10.20 doesn't report blksize and blocks on Windows. Fake + // them with default blksize of 4096. + // See http://support.microsoft.com/kb/140365 + if (!stat.blksize) { + stat.blksize = 4096; + } + if (!stat.blocks) { + stat.blocks = + ((stat.size + stat.blksize - 1) / stat.blksize) | 0; + } + // Windows does not report the 'x' permission bit, so propagate read + // bits to execute bits. + stat.mode |= (stat.mode & 292) >> 2; + } + return { + dev: stat.dev, + ino: stat.ino, + mode: stat.mode, + nlink: stat.nlink, + uid: stat.uid, + gid: stat.gid, + rdev: stat.rdev, + size: stat.size, + atime: stat.atime, + mtime: stat.mtime, + ctime: stat.ctime, + blksize: stat.blksize, + blocks: stat.blocks, + }; + }, + setattr(node, attr) { + var path = NODEFS.realPath(node); + NODEFS.tryFSOperation(() => { + if (attr.mode !== undefined) { + var mode = attr.mode; + if (NODEFS.isWindows) { + // Windows only supports S_IREAD / S_IWRITE (S_IRUSR / S_IWUSR) + // https://learn.microsoft.com/en-us/cpp/c-runtime-library/reference/chmod-wchmod + mode &= 384; + } + fs.chmodSync(path, mode); + // update the common node structure mode as well + node.mode = attr.mode; + } + if (attr.atime || attr.mtime) { + var atime = attr.atime && new Date(attr.atime); + var mtime = attr.mtime && new Date(attr.mtime); + fs.utimesSync(path, atime, mtime); + } + if (attr.size !== undefined) { + fs.truncateSync(path, attr.size); + } + }); + }, + lookup(parent, name) { + var path = PATH.join2(NODEFS.realPath(parent), name); + var mode = NODEFS.getMode(path); + return NODEFS.createNode(parent, name, mode); + }, + mknod(parent, name, mode, dev) { + var node = NODEFS.createNode(parent, name, mode, dev); + // create the backing node for this in the fs root as well + var path = NODEFS.realPath(node); + NODEFS.tryFSOperation(() => { + if (FS.isDir(node.mode)) { + fs.mkdirSync(path, node.mode); + } else { + fs.writeFileSync(path, '', { + mode: node.mode, + }); + } + }); + return node; + }, + rename(oldNode, newDir, newName) { + var oldPath = NODEFS.realPath(oldNode); + var newPath = PATH.join2(NODEFS.realPath(newDir), newName); + try { + FS.unlink(newPath); + } catch (e) {} + NODEFS.tryFSOperation(() => fs.renameSync(oldPath, newPath)); + oldNode.name = newName; + }, + unlink(parent, name) { + var path = PATH.join2(NODEFS.realPath(parent), name); + NODEFS.tryFSOperation(() => fs.unlinkSync(path)); + }, + rmdir(parent, name) { + var path = PATH.join2(NODEFS.realPath(parent), name); + NODEFS.tryFSOperation(() => fs.rmdirSync(path)); + }, + readdir(node) { + var path = NODEFS.realPath(node); + return NODEFS.tryFSOperation(() => fs.readdirSync(path)); + }, + symlink(parent, newName, oldPath) { + var newPath = PATH.join2(NODEFS.realPath(parent), newName); + NODEFS.tryFSOperation(() => fs.symlinkSync(oldPath, newPath)); + }, + readlink(node) { + var path = NODEFS.realPath(node); + return NODEFS.tryFSOperation(() => fs.readlinkSync(path)); + }, + statfs(path) { + var stats = NODEFS.tryFSOperation(() => fs.statfsSync(path)); + // Node.js doesn't provide frsize (fragment size). Set it to bsize (block size) + // as they're often the same in many file systems. May not be accurate for all. + stats.frsize = stats.bsize; + return stats; + }, + }, + stream_ops: { + open(stream) { + var path = NODEFS.realPath(stream.node); + NODEFS.tryFSOperation(() => { + if (FS.isFile(stream.node.mode)) { + stream.shared.refcount = 1; + stream.nfd = fs.openSync( + path, + NODEFS.flagsForNode(stream.flags) + ); + } + }); + }, + close(stream) { + NODEFS.tryFSOperation(() => { + if ( + FS.isFile(stream.node.mode) && + stream.nfd && + --stream.shared.refcount === 0 + ) { + fs.closeSync(stream.nfd); + } + }); + }, + dup(stream) { + stream.shared.refcount++; + }, + read(stream, buffer, offset, length, position) { + // Node.js < 6 compatibility: node errors on 0 length reads + if (length === 0) return 0; + return NODEFS.tryFSOperation(() => + fs.readSync( + stream.nfd, + new Int8Array(buffer.buffer, offset, length), + 0, + length, + position + ) + ); + }, + write(stream, buffer, offset, length, position) { + return NODEFS.tryFSOperation(() => + fs.writeSync( + stream.nfd, + new Int8Array(buffer.buffer, offset, length), + 0, + length, + position + ) + ); + }, + llseek(stream, offset, whence) { + var position = offset; + if (whence === 1) { + position += stream.position; + } else if (whence === 2) { + if (FS.isFile(stream.node.mode)) { + NODEFS.tryFSOperation(() => { + var stat = fs.fstatSync(stream.nfd); + position += stat.size; + }); + } + } + if (position < 0) { + throw new FS.ErrnoError(28); + } + return position; + }, + mmap(stream, length, position, prot, flags) { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + var ptr = mmapAlloc(length); + NODEFS.stream_ops.read(stream, HEAP8, ptr, length, position); + return { + ptr, + allocated: true, + }; + }, + msync(stream, buffer, offset, length, mmapFlags) { + NODEFS.stream_ops.write( + stream, + buffer, + 0, + length, + offset, + false + ); + // should we check if bytesWritten and length are the same? + return 0; + }, + }, + }; + + var PROXYFS = { + mount(mount) { + return PROXYFS.createNode( + null, + '/', + mount.opts.fs.lstat(mount.opts.root).mode, + 0 + ); + }, + createNode(parent, name, mode, dev) { + if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { + throw new FS.ErrnoError(ERRNO_CODES.EINVAL); + } + var node = FS.createNode(parent, name, mode); + node.node_ops = PROXYFS.node_ops; + node.stream_ops = PROXYFS.stream_ops; + return node; + }, + realPath(node) { + var parts = []; + while (node.parent !== node) { + parts.push(node.name); + node = node.parent; + } + parts.push(node.mount.opts.root); + parts.reverse(); + return PATH.join(...parts); + }, + node_ops: { + getattr(node) { + var path = PROXYFS.realPath(node); + var stat; + try { + stat = node.mount.opts.fs.lstat(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + return { + dev: stat.dev, + ino: stat.ino, + mode: stat.mode, + nlink: stat.nlink, + uid: stat.uid, + gid: stat.gid, + rdev: stat.rdev, + size: stat.size, + atime: stat.atime, + mtime: stat.mtime, + ctime: stat.ctime, + blksize: stat.blksize, + blocks: stat.blocks, + }; + }, + setattr(node, attr) { + var path = PROXYFS.realPath(node); + try { + if (attr.mode !== undefined) { + node.mount.opts.fs.chmod(path, attr.mode); + // update the common node structure mode as well + node.mode = attr.mode; + } + if (attr.atime || attr.mtime) { + var atime = new Date(attr.atime || attr.mtime); + var mtime = new Date(attr.mtime || attr.atime); + node.mount.opts.fs.utime(path, atime, mtime); + } + if (attr.size !== undefined) { + node.mount.opts.fs.truncate(path, attr.size); + } + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + lookup(parent, name) { + try { + var path = PATH.join2(PROXYFS.realPath(parent), name); + var mode = parent.mount.opts.fs.lstat(path).mode; + var node = PROXYFS.createNode(parent, name, mode); + return node; + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + mknod(parent, name, mode, dev) { + var node = PROXYFS.createNode(parent, name, mode, dev); + // create the backing node for this in the fs root as well + var path = PROXYFS.realPath(node); + try { + if (FS.isDir(node.mode)) { + node.mount.opts.fs.mkdir(path, node.mode); + } else { + node.mount.opts.fs.writeFile(path, '', { + mode: node.mode, + }); + } + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + return node; + }, + rename(oldNode, newDir, newName) { + var oldPath = PROXYFS.realPath(oldNode); + var newPath = PATH.join2(PROXYFS.realPath(newDir), newName); + try { + oldNode.mount.opts.fs.rename(oldPath, newPath); + oldNode.name = newName; + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + unlink(parent, name) { + var path = PATH.join2(PROXYFS.realPath(parent), name); + try { + parent.mount.opts.fs.unlink(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + rmdir(parent, name) { + var path = PATH.join2(PROXYFS.realPath(parent), name); + try { + parent.mount.opts.fs.rmdir(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + readdir(node) { + var path = PROXYFS.realPath(node); + try { + return node.mount.opts.fs.readdir(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + symlink(parent, newName, oldPath) { + var newPath = PATH.join2(PROXYFS.realPath(parent), newName); + try { + parent.mount.opts.fs.symlink(oldPath, newPath); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + readlink(node) { + var path = PROXYFS.realPath(node); + try { + return node.mount.opts.fs.readlink(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + }, + stream_ops: { + open(stream) { + var path = PROXYFS.realPath(stream.node); + try { + stream.nfd = stream.node.mount.opts.fs.open( + path, + stream.flags + ); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + close(stream) { + try { + stream.node.mount.opts.fs.close(stream.nfd); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + read(stream, buffer, offset, length, position) { + try { + return stream.node.mount.opts.fs.read( + stream.nfd, + buffer, + offset, + length, + position + ); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + write(stream, buffer, offset, length, position) { + try { + return stream.node.mount.opts.fs.write( + stream.nfd, + buffer, + offset, + length, + position + ); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + llseek(stream, offset, whence) { + var position = offset; + if (whence === 1) { + position += stream.position; + } else if (whence === 2) { + if (FS.isFile(stream.node.mode)) { + try { + var stat = stream.node.node_ops.getattr( + stream.node + ); + position += stat.size; + } catch (e) { + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + } + } + if (position < 0) { + throw new FS.ErrnoError(ERRNO_CODES.EINVAL); + } + return position; + }, + }, + }; + + var FS = { + root: null, + mounts: [], + devices: {}, + streams: [], + nextInode: 1, + nameTable: null, + currentPath: '/', + initialized: false, + ignorePermissions: true, + ErrnoError: class { + name = 'ErrnoError'; + // We set the `name` property to be able to identify `FS.ErrnoError` + // - the `name` is a standard ECMA-262 property of error objects. Kind of good to have it anyway. + // - when using PROXYFS, an error can come from an underlying FS + // as different FS objects have their own FS.ErrnoError each, + // the test `err instanceof FS.ErrnoError` won't detect an error coming from another filesystem, causing bugs. + // we'll use the reliable test `err.name == "ErrnoError"` instead + constructor(errno) { + this.errno = errno; + } + }, + filesystems: null, + syncFSRequests: 0, + readFiles: {}, + FSStream: class { + shared = {}; + get object() { + return this.node; + } + set object(val) { + this.node = val; + } + get isRead() { + return (this.flags & 2097155) !== 1; + } + get isWrite() { + return (this.flags & 2097155) !== 0; + } + get isAppend() { + return this.flags & 1024; + } + get flags() { + return this.shared.flags; + } + set flags(val) { + this.shared.flags = val; + } + get position() { + return this.shared.position; + } + set position(val) { + this.shared.position = val; + } + }, + FSNode: class { + node_ops = {}; + stream_ops = {}; + readMode = 292 | 73; + writeMode = 146; + mounted = null; + constructor(parent, name, mode, rdev) { + if (!parent) { + parent = this; + } + // root node sets parent to itself + this.parent = parent; + this.mount = parent.mount; + this.id = FS.nextInode++; + this.name = name; + this.mode = mode; + this.rdev = rdev; + this.atime = this.mtime = this.ctime = Date.now(); + } + get read() { + return (this.mode & this.readMode) === this.readMode; + } + set read(val) { + val + ? (this.mode |= this.readMode) + : (this.mode &= ~this.readMode); + } + get write() { + return (this.mode & this.writeMode) === this.writeMode; + } + set write(val) { + val + ? (this.mode |= this.writeMode) + : (this.mode &= ~this.writeMode); + } + get isFolder() { + return FS.isDir(this.mode); + } + get isDevice() { + return FS.isChrdev(this.mode); + } + }, + lookupPath(path, opts = {}) { + if (!path) + return { + path: '', + node: null, + }; + opts.follow_mount ??= true; + if (!PATH.isAbs(path)) { + path = FS.cwd() + '/' + path; + } + // limit max consecutive symlinks to 40 (SYMLOOP_MAX). + linkloop: for (var nlinks = 0; nlinks < 40; nlinks++) { + // split the absolute path + var parts = path.split('/').filter((p) => !!p && p !== '.'); + // start at the root + var current = FS.root; + var current_path = '/'; + for (var i = 0; i < parts.length; i++) { + var islast = i === parts.length - 1; + if (islast && opts.parent) { + // stop resolving + break; + } + if (parts[i] === '..') { + current_path = PATH.dirname(current_path); + current = current.parent; + continue; + } + current_path = PATH.join2(current_path, parts[i]); + try { + current = FS.lookupNode(current, parts[i]); + } catch (e) { + // if noent_okay is true, suppress a ENOENT in the last component + // and return an object with an undefined node. This is needed for + // resolving symlinks in the path when creating a file. + if (e?.errno === 44 && islast && opts.noent_okay) { + return { + path: current_path, + }; + } + throw e; + } + // jump to the mount's root node if this is a mountpoint + if ( + FS.isMountpoint(current) && + (!islast || opts.follow_mount) + ) { + current = current.mounted.root; + } + // by default, lookupPath will not follow a symlink if it is the final path component. + // setting opts.follow = true will override this behavior. + if (FS.isLink(current.mode) && (!islast || opts.follow)) { + if (!current.node_ops.readlink) { + throw new FS.ErrnoError(52); + } + var link = current.node_ops.readlink(current); + if (!PATH.isAbs(link)) { + link = PATH.dirname(current_path) + '/' + link; + } + path = link + '/' + parts.slice(i + 1).join('/'); + continue linkloop; + } + } + return { + path: current_path, + node: current, + }; + } + throw new FS.ErrnoError(32); + }, + getPath(node) { + var path; + while (true) { + if (FS.isRoot(node)) { + var mount = node.mount.mountpoint; + if (!path) return mount; + return mount[mount.length - 1] !== '/' + ? `${mount}/${path}` + : mount + path; + } + path = path ? `${node.name}/${path}` : node.name; + node = node.parent; + } + }, + hashName(parentid, name) { + var hash = 0; + for (var i = 0; i < name.length; i++) { + hash = ((hash << 5) - hash + name.charCodeAt(i)) | 0; + } + return ((parentid + hash) >>> 0) % FS.nameTable.length; + }, + hashAddNode(node) { + var hash = FS.hashName(node.parent.id, node.name); + node.name_next = FS.nameTable[hash]; + FS.nameTable[hash] = node; + }, + hashRemoveNode(node) { + var hash = FS.hashName(node.parent.id, node.name); + if (FS.nameTable[hash] === node) { + FS.nameTable[hash] = node.name_next; + } else { + var current = FS.nameTable[hash]; + while (current) { + if (current.name_next === node) { + current.name_next = node.name_next; + break; + } + current = current.name_next; + } + } + }, + lookupNode(parent, name) { + var errCode = FS.mayLookup(parent); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + var hash = FS.hashName(parent.id, name); + for (var node = FS.nameTable[hash]; node; node = node.name_next) { + var nodeName = node.name; + if (node.parent.id === parent.id && nodeName === name) { + return node; + } + } + // if we failed to find it in the cache, call into the VFS + return FS.lookup(parent, name); + }, + createNode(parent, name, mode, rdev) { + var node = new FS.FSNode(parent, name, mode, rdev); + FS.hashAddNode(node); + return node; + }, + destroyNode(node) { + FS.hashRemoveNode(node); + }, + isRoot(node) { + return node === node.parent; + }, + isMountpoint(node) { + return !!node.mounted; + }, + isFile(mode) { + return (mode & 61440) === 32768; + }, + isDir(mode) { + return (mode & 61440) === 16384; + }, + isLink(mode) { + return (mode & 61440) === 40960; + }, + isChrdev(mode) { + return (mode & 61440) === 8192; + }, + isBlkdev(mode) { + return (mode & 61440) === 24576; + }, + isFIFO(mode) { + return (mode & 61440) === 4096; + }, + isSocket(mode) { + return (mode & 49152) === 49152; + }, + flagsToPermissionString(flag) { + var perms = ['r', 'w', 'rw'][flag & 3]; + if (flag & 512) { + perms += 'w'; + } + return perms; + }, + nodePermissions(node, perms) { + if (FS.ignorePermissions) { + return 0; + } + // return 0 if any user, group or owner bits are set. + if (perms.includes('r') && !(node.mode & 292)) { + return 2; + } else if (perms.includes('w') && !(node.mode & 146)) { + return 2; + } else if (perms.includes('x') && !(node.mode & 73)) { + return 2; + } + return 0; + }, + mayLookup(dir) { + if (!FS.isDir(dir.mode)) return 54; + var errCode = FS.nodePermissions(dir, 'x'); + if (errCode) return errCode; + if (!dir.node_ops.lookup) return 2; + return 0; + }, + mayCreate(dir, name) { + if (!FS.isDir(dir.mode)) { + return 54; + } + try { + var node = FS.lookupNode(dir, name); + return 20; + } catch (e) {} + return FS.nodePermissions(dir, 'wx'); + }, + mayDelete(dir, name, isdir) { + var node; + try { + node = FS.lookupNode(dir, name); + } catch (e) { + return e.errno; + } + var errCode = FS.nodePermissions(dir, 'wx'); + if (errCode) { + return errCode; + } + if (isdir) { + if (!FS.isDir(node.mode)) { + return 54; + } + if (FS.isRoot(node) || FS.getPath(node) === FS.cwd()) { + return 10; + } + } else { + if (FS.isDir(node.mode)) { + return 31; + } + } + return 0; + }, + mayOpen(node, flags) { + if (!node) { + return 44; + } + if (FS.isLink(node.mode)) { + return 32; + } else if (FS.isDir(node.mode)) { + if ( + FS.flagsToPermissionString(flags) !== 'r' || // opening for write + flags & 512 + ) { + // TODO: check for O_SEARCH? (== search for dir only) + return 31; + } + } + return FS.nodePermissions(node, FS.flagsToPermissionString(flags)); + }, + MAX_OPEN_FDS: 4096, + nextfd() { + for (var fd = 0; fd <= FS.MAX_OPEN_FDS; fd++) { + if (!FS.streams[fd]) { + return fd; + } + } + throw new FS.ErrnoError(33); + }, + getStreamChecked(fd) { + var stream = FS.getStream(fd); + if (!stream) { + throw new FS.ErrnoError(8); + } + return stream; + }, + getStream: (fd) => FS.streams[fd], + createStream(stream, fd = -1) { + // clone it, so we can return an instance of FSStream + stream = Object.assign(new FS.FSStream(), stream); + if (fd == -1) { + fd = FS.nextfd(); + } + stream.fd = fd; + FS.streams[fd] = stream; + return stream; + }, + closeStream(fd) { + FS.streams[fd] = null; + }, + dupStream(origStream, fd = -1) { + var stream = FS.createStream(origStream, fd); + stream.stream_ops?.dup?.(stream); + return stream; + }, + chrdev_stream_ops: { + open(stream) { + var device = FS.getDevice(stream.node.rdev); + // override node's stream ops with the device's + stream.stream_ops = device.stream_ops; + // forward the open call + stream.stream_ops.open?.(stream); + }, + llseek() { + throw new FS.ErrnoError(70); + }, + }, + major: (dev) => dev >> 8, + minor: (dev) => dev & 255, + makedev: (ma, mi) => (ma << 8) | mi, + registerDevice(dev, ops) { + FS.devices[dev] = { + stream_ops: ops, + }; + }, + getDevice: (dev) => FS.devices[dev], + getMounts(mount) { + var mounts = []; + var check = [mount]; + while (check.length) { + var m = check.pop(); + mounts.push(m); + check.push(...m.mounts); + } + return mounts; + }, + syncfs(populate, callback) { + if (typeof populate == 'function') { + callback = populate; + populate = false; + } + FS.syncFSRequests++; + if (FS.syncFSRequests > 1) { + err( + `warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work` + ); + } + var mounts = FS.getMounts(FS.root.mount); + var completed = 0; + function doCallback(errCode) { + FS.syncFSRequests--; + return callback(errCode); + } + function done(errCode) { + if (errCode) { + if (!done.errored) { + done.errored = true; + return doCallback(errCode); + } + return; + } + if (++completed >= mounts.length) { + doCallback(null); + } + } + // sync all mounts + mounts.forEach((mount) => { + if (!mount.type.syncfs) { + return done(null); + } + mount.type.syncfs(mount, populate, done); + }); + }, + mount(type, opts, mountpoint) { + var root = mountpoint === '/'; + var pseudo = !mountpoint; + var node; + if (root && FS.root) { + throw new FS.ErrnoError(10); + } else if (!root && !pseudo) { + var lookup = FS.lookupPath(mountpoint, { + follow_mount: false, + }); + mountpoint = lookup.path; + // use the absolute path + node = lookup.node; + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + if (!FS.isDir(node.mode)) { + throw new FS.ErrnoError(54); + } + } + var mount = { + type, + opts, + mountpoint, + mounts: [], + }; + // create a root node for the fs + var mountRoot = type.mount(mount); + mountRoot.mount = mount; + mount.root = mountRoot; + if (root) { + FS.root = mountRoot; + } else if (node) { + // set as a mountpoint + node.mounted = mount; + // add the new mount to the current mount's children + if (node.mount) { + node.mount.mounts.push(mount); + } + } + return mountRoot; + }, + unmount(mountpoint) { + var lookup = FS.lookupPath(mountpoint, { + follow_mount: false, + }); + if (!FS.isMountpoint(lookup.node)) { + throw new FS.ErrnoError(28); + } + // destroy the nodes for this mount, and all its child mounts + var node = lookup.node; + var mount = node.mounted; + var mounts = FS.getMounts(mount); + Object.keys(FS.nameTable).forEach((hash) => { + var current = FS.nameTable[hash]; + while (current) { + var next = current.name_next; + if (mounts.includes(current.mount)) { + FS.destroyNode(current); + } + current = next; + } + }); + // no longer a mountpoint + node.mounted = null; + // remove this mount from the child mounts + var idx = node.mount.mounts.indexOf(mount); + node.mount.mounts.splice(idx, 1); + }, + lookup(parent, name) { + return parent.node_ops.lookup(parent, name); + }, + mknod(path, mode, dev) { + var lookup = FS.lookupPath(path, { + parent: true, + }); + var parent = lookup.node; + var name = PATH.basename(path); + if (!name || name === '.' || name === '..') { + throw new FS.ErrnoError(28); + } + var errCode = FS.mayCreate(parent, name); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.mknod) { + throw new FS.ErrnoError(63); + } + return parent.node_ops.mknod(parent, name, mode, dev); + }, + statfs(path) { + // NOTE: None of the defaults here are true. We're just returning safe and + // sane values. + var rtn = { + bsize: 4096, + frsize: 4096, + blocks: 1e6, + bfree: 5e5, + bavail: 5e5, + files: FS.nextInode, + ffree: FS.nextInode - 1, + fsid: 42, + flags: 2, + namelen: 255, + }; + var parent = FS.lookupPath(path, { + follow: true, + }).node; + if (parent?.node_ops.statfs) { + Object.assign( + rtn, + parent.node_ops.statfs(parent.mount.opts.root) + ); + } + return rtn; + }, + create(path, mode = 438) { + mode &= 4095; + mode |= 32768; + return FS.mknod(path, mode, 0); + }, + mkdir(path, mode = 511) { + mode &= 511 | 512; + mode |= 16384; + return FS.mknod(path, mode, 0); + }, + mkdirTree(path, mode) { + var dirs = path.split('/'); + var d = ''; + for (var i = 0; i < dirs.length; ++i) { + if (!dirs[i]) continue; + d += '/' + dirs[i]; + try { + FS.mkdir(d, mode); + } catch (e) { + if (e.errno != 20) throw e; + } + } + }, + mkdev(path, mode, dev) { + if (typeof dev == 'undefined') { + dev = mode; + mode = 438; + } + mode |= 8192; + return FS.mknod(path, mode, dev); + }, + symlink(oldpath, newpath) { + if (!PATH_FS.resolve(oldpath)) { + throw new FS.ErrnoError(44); + } + var lookup = FS.lookupPath(newpath, { + parent: true, + }); + var parent = lookup.node; + if (!parent) { + throw new FS.ErrnoError(44); + } + var newname = PATH.basename(newpath); + var errCode = FS.mayCreate(parent, newname); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.symlink) { + throw new FS.ErrnoError(63); + } + return parent.node_ops.symlink(parent, newname, oldpath); + }, + rename(old_path, new_path) { + var old_dirname = PATH.dirname(old_path); + var new_dirname = PATH.dirname(new_path); + var old_name = PATH.basename(old_path); + var new_name = PATH.basename(new_path); + // parents must exist + var lookup, old_dir, new_dir; + // let the errors from non existent directories percolate up + lookup = FS.lookupPath(old_path, { + parent: true, + }); + old_dir = lookup.node; + lookup = FS.lookupPath(new_path, { + parent: true, + }); + new_dir = lookup.node; + if (!old_dir || !new_dir) throw new FS.ErrnoError(44); + // need to be part of the same mount + if (old_dir.mount !== new_dir.mount) { + throw new FS.ErrnoError(75); + } + // source must exist + var old_node = FS.lookupNode(old_dir, old_name); + // old path should not be an ancestor of the new path + var relative = PATH_FS.relative(old_path, new_dirname); + if (relative.charAt(0) !== '.') { + throw new FS.ErrnoError(28); + } + // new path should not be an ancestor of the old path + relative = PATH_FS.relative(new_path, old_dirname); + if (relative.charAt(0) !== '.') { + throw new FS.ErrnoError(55); + } + // see if the new path already exists + var new_node; + try { + new_node = FS.lookupNode(new_dir, new_name); + } catch (e) {} + // early out if nothing needs to change + if (old_node === new_node) { + return; + } + // we'll need to delete the old entry + var isdir = FS.isDir(old_node.mode); + var errCode = FS.mayDelete(old_dir, old_name, isdir); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + // need delete permissions if we'll be overwriting. + // need create permissions if new doesn't already exist. + errCode = new_node + ? FS.mayDelete(new_dir, new_name, isdir) + : FS.mayCreate(new_dir, new_name); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!old_dir.node_ops.rename) { + throw new FS.ErrnoError(63); + } + if ( + FS.isMountpoint(old_node) || + (new_node && FS.isMountpoint(new_node)) + ) { + throw new FS.ErrnoError(10); + } + // if we are going to change the parent, check write permissions + if (new_dir !== old_dir) { + errCode = FS.nodePermissions(old_dir, 'w'); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + } + // remove the node from the lookup hash + FS.hashRemoveNode(old_node); + // do the underlying fs rename + try { + old_dir.node_ops.rename(old_node, new_dir, new_name); + // update old node (we do this here to avoid each backend + // needing to) + old_node.parent = new_dir; + } catch (e) { + throw e; + } finally { + // add the node back to the hash (in case node_ops.rename + // changed its name) + FS.hashAddNode(old_node); + } + }, + rmdir(path) { + var lookup = FS.lookupPath(path, { + parent: true, + }); + var parent = lookup.node; + var name = PATH.basename(path); + var node = FS.lookupNode(parent, name); + var errCode = FS.mayDelete(parent, name, true); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.rmdir) { + throw new FS.ErrnoError(63); + } + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + parent.node_ops.rmdir(parent, name); + FS.destroyNode(node); + }, + readdir(path) { + var lookup = FS.lookupPath(path, { + follow: true, + }); + var node = lookup.node; + if (!node.node_ops.readdir) { + throw new FS.ErrnoError(54); + } + return node.node_ops.readdir(node); + }, + unlink(path) { + var lookup = FS.lookupPath(path, { + parent: true, + }); + var parent = lookup.node; + if (!parent) { + throw new FS.ErrnoError(44); + } + var name = PATH.basename(path); + var node = FS.lookupNode(parent, name); + var errCode = FS.mayDelete(parent, name, false); + if (errCode) { + // According to POSIX, we should map EISDIR to EPERM, but + // we instead do what Linux does (and we must, as we use + // the musl linux libc). + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.unlink) { + throw new FS.ErrnoError(63); + } + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + parent.node_ops.unlink(parent, name); + FS.destroyNode(node); + }, + readlink(path) { + var lookup = FS.lookupPath(path); + var link = lookup.node; + if (!link) { + throw new FS.ErrnoError(44); + } + if (!link.node_ops.readlink) { + throw new FS.ErrnoError(28); + } + return link.node_ops.readlink(link); + }, + stat(path, dontFollow) { + var lookup = FS.lookupPath(path, { + follow: !dontFollow, + }); + var node = lookup.node; + if (!node) { + throw new FS.ErrnoError(44); + } + if (!node.node_ops.getattr) { + throw new FS.ErrnoError(63); + } + return node.node_ops.getattr(node); + }, + lstat(path) { + return FS.stat(path, true); + }, + chmod(path, mode, dontFollow) { + var node; + if (typeof path == 'string') { + var lookup = FS.lookupPath(path, { + follow: !dontFollow, + }); + node = lookup.node; + } else { + node = path; + } + if (!node.node_ops.setattr) { + throw new FS.ErrnoError(63); + } + node.node_ops.setattr(node, { + mode: (mode & 4095) | (node.mode & ~4095), + ctime: Date.now(), + }); + }, + lchmod(path, mode) { + FS.chmod(path, mode, true); + }, + fchmod(fd, mode) { + var stream = FS.getStreamChecked(fd); + FS.chmod(stream.node, mode); + }, + chown(path, uid, gid, dontFollow) { + var node; + if (typeof path == 'string') { + var lookup = FS.lookupPath(path, { + follow: !dontFollow, + }); + node = lookup.node; + } else { + node = path; + } + if (!node.node_ops.setattr) { + throw new FS.ErrnoError(63); + } + node.node_ops.setattr(node, { + timestamp: Date.now(), + }); + }, + // we ignore the uid / gid for now + lchown(path, uid, gid) { + FS.chown(path, uid, gid, true); + }, + fchown(fd, uid, gid) { + var stream = FS.getStreamChecked(fd); + FS.chown(stream.node, uid, gid); + }, + truncate(path, len) { + if (len < 0) { + throw new FS.ErrnoError(28); + } + var node; + if (typeof path == 'string') { + var lookup = FS.lookupPath(path, { + follow: true, + }); + node = lookup.node; + } else { + node = path; + } + if (!node.node_ops.setattr) { + throw new FS.ErrnoError(63); + } + if (FS.isDir(node.mode)) { + throw new FS.ErrnoError(31); + } + if (!FS.isFile(node.mode)) { + throw new FS.ErrnoError(28); + } + var errCode = FS.nodePermissions(node, 'w'); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + node.node_ops.setattr(node, { + size: len, + timestamp: Date.now(), + }); + }, + ftruncate(fd, len) { + var stream = FS.getStreamChecked(fd); + if ((stream.flags & 2097155) === 0) { + throw new FS.ErrnoError(28); + } + FS.truncate(stream.node, len); + }, + utime(path, atime, mtime) { + var lookup = FS.lookupPath(path, { + follow: true, + }); + var node = lookup.node; + node.node_ops.setattr(node, { + atime, + mtime, + }); + }, + open(path, flags, mode = 438) { + if (path === '') { + throw new FS.ErrnoError(44); + } + flags = + typeof flags == 'string' ? FS_modeStringToFlags(flags) : flags; + if (flags & 64) { + mode = (mode & 4095) | 32768; + } else { + mode = 0; + } + var node; + if (typeof path == 'object') { + node = path; + } else { + // noent_okay makes it so that if the final component of the path + // doesn't exist, lookupPath returns `node: undefined`. `path` will be + // updated to point to the target of all symlinks. + var lookup = FS.lookupPath(path, { + follow: !(flags & 131072), + noent_okay: true, + }); + node = lookup.node; + path = lookup.path; + } + // perhaps we need to create the node + var created = false; + if (flags & 64) { + if (node) { + // if O_CREAT and O_EXCL are set, error out if the node already exists + if (flags & 128) { + throw new FS.ErrnoError(20); + } + } else { + // node doesn't exist, try to create it + node = FS.mknod(path, mode, 0); + created = true; + } + } + if (!node) { + throw new FS.ErrnoError(44); + } + // can't truncate a device + if (FS.isChrdev(node.mode)) { + flags &= ~512; + } + // if asked only for a directory, then this must be one + if (flags & 65536 && !FS.isDir(node.mode)) { + throw new FS.ErrnoError(54); + } + // check permissions, if this is not a file we just created now (it is ok to + // create and write to a file with read-only permissions; it is read-only + // for later use) + if (!created) { + var errCode = FS.mayOpen(node, flags); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + } + // do truncation if necessary + if (flags & 512 && !created) { + FS.truncate(node, 0); + } + // we've already handled these, don't pass down to the underlying vfs + flags &= ~(128 | 512 | 131072); + // register the stream with the filesystem + var stream = FS.createStream({ + node, + path: FS.getPath(node), + // we want the absolute path to the node + flags, + seekable: true, + position: 0, + stream_ops: node.stream_ops, + // used by the file family libc calls (fopen, fwrite, ferror, etc.) + ungotten: [], + error: false, + }); + // call the new stream's open function + if (stream.stream_ops.open) { + stream.stream_ops.open(stream); + } + if (Module['logReadFiles'] && !(flags & 1)) { + if (!(path in FS.readFiles)) { + FS.readFiles[path] = 1; + } + } + return stream; + }, + close(stream) { + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if (stream.getdents) stream.getdents = null; + // free readdir state + try { + if (stream.stream_ops.close) { + stream.stream_ops.close(stream); + } + } catch (e) { + throw e; + } finally { + FS.closeStream(stream.fd); + } + stream.fd = null; + }, + isClosed(stream) { + return stream.fd === null; + }, + llseek(stream, offset, whence) { + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if (!stream.seekable || !stream.stream_ops.llseek) { + throw new FS.ErrnoError(70); + } + if (whence != 0 && whence != 1 && whence != 2) { + throw new FS.ErrnoError(28); + } + stream.position = stream.stream_ops.llseek(stream, offset, whence); + stream.ungotten = []; + return stream.position; + }, + read(stream, buffer, offset, length, position) { + if (length < 0 || position < 0) { + throw new FS.ErrnoError(28); + } + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if ((stream.flags & 2097155) === 1) { + throw new FS.ErrnoError(8); + } + if (FS.isDir(stream.node.mode)) { + throw new FS.ErrnoError(31); + } + if (!stream.stream_ops.read) { + throw new FS.ErrnoError(28); + } + var seeking = typeof position != 'undefined'; + if (!seeking) { + position = stream.position; + } else if (!stream.seekable) { + throw new FS.ErrnoError(70); + } + var bytesRead = stream.stream_ops.read( + stream, + buffer, + offset, + length, + position + ); + if (!seeking) stream.position += bytesRead; + return bytesRead; + }, + write(stream, buffer, offset, length, position, canOwn) { + if (length < 0 || position < 0) { + throw new FS.ErrnoError(28); + } + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if ((stream.flags & 2097155) === 0) { + throw new FS.ErrnoError(8); + } + if (FS.isDir(stream.node.mode)) { + throw new FS.ErrnoError(31); + } + if (!stream.stream_ops.write) { + throw new FS.ErrnoError(28); + } + if (stream.seekable && stream.flags & 1024) { + // seek to the end before writing in append mode + FS.llseek(stream, 0, 2); + } + var seeking = typeof position != 'undefined'; + if (!seeking) { + position = stream.position; + } else if (!stream.seekable) { + throw new FS.ErrnoError(70); + } + var bytesWritten = stream.stream_ops.write( + stream, + buffer, + offset, + length, + position, + canOwn + ); + if (!seeking) stream.position += bytesWritten; + return bytesWritten; + }, + allocate(stream, offset, length) { + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if (offset < 0 || length <= 0) { + throw new FS.ErrnoError(28); + } + if ((stream.flags & 2097155) === 0) { + throw new FS.ErrnoError(8); + } + if (!FS.isFile(stream.node.mode) && !FS.isDir(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + if (!stream.stream_ops.allocate) { + throw new FS.ErrnoError(138); + } + stream.stream_ops.allocate(stream, offset, length); + }, + mmap(stream, length, position, prot, flags) { + // User requests writing to file (prot & PROT_WRITE != 0). + // Checking if we have permissions to write to the file unless + // MAP_PRIVATE flag is set. According to POSIX spec it is possible + // to write to file opened in read-only mode with MAP_PRIVATE flag, + // as all modifications will be visible only in the memory of + // the current process. + if ( + (prot & 2) !== 0 && + (flags & 2) === 0 && + (stream.flags & 2097155) !== 2 + ) { + throw new FS.ErrnoError(2); + } + if ((stream.flags & 2097155) === 1) { + throw new FS.ErrnoError(2); + } + if (!stream.stream_ops.mmap) { + throw new FS.ErrnoError(43); + } + if (!length) { + throw new FS.ErrnoError(28); + } + return stream.stream_ops.mmap( + stream, + length, + position, + prot, + flags + ); + }, + msync(stream, buffer, offset, length, mmapFlags) { + if (!stream.stream_ops.msync) { + return 0; + } + return stream.stream_ops.msync( + stream, + buffer, + offset, + length, + mmapFlags + ); + }, + ioctl(stream, cmd, arg) { + if (!stream.stream_ops.ioctl) { + throw new FS.ErrnoError(59); + } + return stream.stream_ops.ioctl(stream, cmd, arg); + }, + readFile(path, opts = {}) { + opts.flags = opts.flags || 0; + opts.encoding = opts.encoding || 'binary'; + if (opts.encoding !== 'utf8' && opts.encoding !== 'binary') { + throw new Error(`Invalid encoding type "${opts.encoding}"`); + } + var ret; + var stream = FS.open(path, opts.flags); + var stat = FS.stat(path); + var length = stat.size; + var buf = new Uint8Array(length); + FS.read(stream, buf, 0, length, 0); + if (opts.encoding === 'utf8') { + ret = UTF8ArrayToString(buf); + } else if (opts.encoding === 'binary') { + ret = buf; + } + FS.close(stream); + return ret; + }, + writeFile(path, data, opts = {}) { + opts.flags = opts.flags || 577; + var stream = FS.open(path, opts.flags, opts.mode); + if (typeof data == 'string') { + var buf = new Uint8Array(lengthBytesUTF8(data) + 1); + var actualNumBytes = stringToUTF8Array( + data, + buf, + 0, + buf.length + ); + FS.write( + stream, + buf, + 0, + actualNumBytes, + undefined, + opts.canOwn + ); + } else if (ArrayBuffer.isView(data)) { + FS.write( + stream, + data, + 0, + data.byteLength, + undefined, + opts.canOwn + ); + } else { + throw new Error('Unsupported data type'); + } + FS.close(stream); + }, + cwd: () => FS.currentPath, + chdir(path) { + var lookup = FS.lookupPath(path, { + follow: true, + }); + if (lookup.node === null) { + throw new FS.ErrnoError(44); + } + if (!FS.isDir(lookup.node.mode)) { + throw new FS.ErrnoError(54); + } + var errCode = FS.nodePermissions(lookup.node, 'x'); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + FS.currentPath = lookup.path; + }, + createDefaultDirectories() { + FS.mkdir('/tmp'); + FS.mkdir('/home'); + FS.mkdir('/home/web_user'); + }, + createDefaultDevices() { + // create /dev + FS.mkdir('/dev'); + // setup /dev/null + FS.registerDevice(FS.makedev(1, 3), { + read: () => 0, + write: (stream, buffer, offset, length, pos) => length, + llseek: () => 0, + }); + FS.mkdev('/dev/null', FS.makedev(1, 3)); + // setup /dev/tty and /dev/tty1 + // stderr needs to print output using err() rather than out() + // so we register a second tty just for it. + TTY.register(FS.makedev(5, 0), TTY.default_tty_ops); + TTY.register(FS.makedev(6, 0), TTY.default_tty1_ops); + FS.mkdev('/dev/tty', FS.makedev(5, 0)); + FS.mkdev('/dev/tty1', FS.makedev(6, 0)); + // setup /dev/[u]random + // use a buffer to avoid overhead of individual crypto calls per byte + var randomBuffer = new Uint8Array(1024), + randomLeft = 0; + var randomByte = () => { + if (randomLeft === 0) { + randomLeft = randomFill(randomBuffer).byteLength; + } + return randomBuffer[--randomLeft]; + }; + FS.createDevice('/dev', 'random', randomByte); + FS.createDevice('/dev', 'urandom', randomByte); + // we're not going to emulate the actual shm device, + // just create the tmp dirs that reside in it commonly + FS.mkdir('/dev/shm'); + FS.mkdir('/dev/shm/tmp'); + }, + createSpecialDirectories() { + // create /proc/self/fd which allows /proc/self/fd/6 => readlink gives the + // name of the stream for fd 6 (see test_unistd_ttyname) + FS.mkdir('/proc'); + var proc_self = FS.mkdir('/proc/self'); + FS.mkdir('/proc/self/fd'); + FS.mount( + { + mount() { + var node = FS.createNode(proc_self, 'fd', 16895, 73); + node.stream_ops = { + llseek: MEMFS.stream_ops.llseek, + }; + node.node_ops = { + lookup(parent, name) { + var fd = +name; + var stream = FS.getStreamChecked(fd); + var ret = { + parent: null, + mount: { + mountpoint: 'fake', + }, + node_ops: { + readlink: () => stream.path, + }, + id: fd + 1, + }; + ret.parent = ret; + // make it look like a simple root node + return ret; + }, + readdir() { + return Array.from(FS.streams.entries()) + .filter(([k, v]) => v) + .map(([k, v]) => k.toString()); + }, + }; + return node; + }, + }, + {}, + '/proc/self/fd' + ); + }, + createStandardStreams(input, output, error) { + // TODO deprecate the old functionality of a single + // input / output callback and that utilizes FS.createDevice + // and instead require a unique set of stream ops + // by default, we symlink the standard streams to the + // default tty devices. however, if the standard streams + // have been overwritten we create a unique device for + // them instead. + if (input) { + FS.createDevice('/dev', 'stdin', input); + } else { + FS.symlink('/dev/tty', '/dev/stdin'); + } + if (output) { + FS.createDevice('/dev', 'stdout', null, output); + } else { + FS.symlink('/dev/tty', '/dev/stdout'); + } + if (error) { + FS.createDevice('/dev', 'stderr', null, error); + } else { + FS.symlink('/dev/tty1', '/dev/stderr'); + } + // open default streams for the stdin, stdout and stderr devices + var stdin = FS.open('/dev/stdin', 0); + var stdout = FS.open('/dev/stdout', 1); + var stderr = FS.open('/dev/stderr', 1); + }, + staticInit() { + FS.nameTable = new Array(4096); + FS.mount(MEMFS, {}, '/'); + FS.createDefaultDirectories(); + FS.createDefaultDevices(); + FS.createSpecialDirectories(); + FS.filesystems = { + MEMFS: MEMFS, + NODEFS: NODEFS, + PROXYFS: PROXYFS, + }; + }, + init(input, output, error) { + FS.initialized = true; + // Allow Module.stdin etc. to provide defaults, if none explicitly passed to us here + input ??= Module['stdin']; + output ??= Module['stdout']; + error ??= Module['stderr']; + FS.createStandardStreams(input, output, error); + }, + quit() { + FS.initialized = false; + // force-flush all streams, so we get musl std streams printed out + _fflush(0); + // close all of our streams + for (var i = 0; i < FS.streams.length; i++) { + var stream = FS.streams[i]; + if (!stream) { + continue; + } + FS.close(stream); + } + }, + findObject(path, dontResolveLastLink) { + var ret = FS.analyzePath(path, dontResolveLastLink); + if (!ret.exists) { + return null; + } + return ret.object; + }, + analyzePath(path, dontResolveLastLink) { + // operate from within the context of the symlink's target + try { + var lookup = FS.lookupPath(path, { + follow: !dontResolveLastLink, + }); + path = lookup.path; + } catch (e) {} + var ret = { + isRoot: false, + exists: false, + error: 0, + name: null, + path: null, + object: null, + parentExists: false, + parentPath: null, + parentObject: null, + }; + try { + var lookup = FS.lookupPath(path, { + parent: true, + }); + ret.parentExists = true; + ret.parentPath = lookup.path; + ret.parentObject = lookup.node; + ret.name = PATH.basename(path); + lookup = FS.lookupPath(path, { + follow: !dontResolveLastLink, + }); + ret.exists = true; + ret.path = lookup.path; + ret.object = lookup.node; + ret.name = lookup.node.name; + ret.isRoot = lookup.path === '/'; + } catch (e) { + ret.error = e.errno; + } + return ret; + }, + createPath(parent, path, canRead, canWrite) { + parent = typeof parent == 'string' ? parent : FS.getPath(parent); + var parts = path.split('/').reverse(); + while (parts.length) { + var part = parts.pop(); + if (!part) continue; + var current = PATH.join2(parent, part); + try { + FS.mkdir(current); + } catch (e) {} + // ignore EEXIST + parent = current; + } + return current; + }, + createFile(parent, name, properties, canRead, canWrite) { + var path = PATH.join2( + typeof parent == 'string' ? parent : FS.getPath(parent), + name + ); + var mode = FS_getMode(canRead, canWrite); + return FS.create(path, mode); + }, + createDataFile(parent, name, data, canRead, canWrite, canOwn) { + var path = name; + if (parent) { + parent = + typeof parent == 'string' ? parent : FS.getPath(parent); + path = name ? PATH.join2(parent, name) : parent; + } + var mode = FS_getMode(canRead, canWrite); + var node = FS.create(path, mode); + if (data) { + if (typeof data == 'string') { + var arr = new Array(data.length); + for (var i = 0, len = data.length; i < len; ++i) + arr[i] = data.charCodeAt(i); + data = arr; + } + // make sure we can write to the file + FS.chmod(node, mode | 146); + var stream = FS.open(node, 577); + FS.write(stream, data, 0, data.length, 0, canOwn); + FS.close(stream); + FS.chmod(node, mode); + } + }, + createDevice(parent, name, input, output) { + var path = PATH.join2( + typeof parent == 'string' ? parent : FS.getPath(parent), + name + ); + var mode = FS_getMode(!!input, !!output); + FS.createDevice.major ??= 64; + var dev = FS.makedev(FS.createDevice.major++, 0); + // Create a fake device that a set of stream ops to emulate + // the old behavior. + FS.registerDevice(dev, { + open(stream) { + stream.seekable = false; + }, + close(stream) { + // flush any pending line data + if (output?.buffer?.length) { + output(10); + } + }, + read(stream, buffer, offset, length, pos) { + /* ignored */ var bytesRead = 0; + for (var i = 0; i < length; i++) { + var result; + try { + result = input(); + } catch (e) { + throw new FS.ErrnoError(29); + } + if (result === undefined && bytesRead === 0) { + throw new FS.ErrnoError(6); + } + if (result === null || result === undefined) break; + bytesRead++; + buffer[offset + i] = result; + } + if (bytesRead) { + stream.node.atime = Date.now(); + } + return bytesRead; + }, + write(stream, buffer, offset, length, pos) { + for (var i = 0; i < length; i++) { + try { + output(buffer[offset + i]); + } catch (e) { + throw new FS.ErrnoError(29); + } + } + if (length) { + stream.node.mtime = stream.node.ctime = Date.now(); + } + return i; + }, + }); + return FS.mkdev(path, mode, dev); + }, + forceLoadFile(obj) { + if (obj.isDevice || obj.isFolder || obj.link || obj.contents) + return true; + if (typeof XMLHttpRequest != 'undefined') { + throw new Error( + 'Lazy loading should have been performed (contents set) in createLazyFile, but it was not. Lazy loading only works in web workers. Use --embed-file or --preload-file in emcc on the main thread.' + ); + } else { + // Command-line. + try { + obj.contents = readBinary(obj.url); + obj.usedBytes = obj.contents.length; + } catch (e) { + throw new FS.ErrnoError(29); + } + } + }, + createLazyFile(parent, name, url, canRead, canWrite) { + // Lazy chunked Uint8Array (implements get and length from Uint8Array). + // Actual getting is abstracted away for eventual reuse. + class LazyUint8Array { + lengthKnown = false; + chunks = []; + // Loaded chunks. Index is the chunk number + get(idx) { + if (idx > this.length - 1 || idx < 0) { + return undefined; + } + var chunkOffset = idx % this.chunkSize; + var chunkNum = (idx / this.chunkSize) | 0; + return this.getter(chunkNum)[chunkOffset]; + } + setDataGetter(getter) { + this.getter = getter; + } + cacheLength() { + // Find length + var xhr = new XMLHttpRequest(); + xhr.open('HEAD', url, false); + xhr.send(null); + if ( + !( + (xhr.status >= 200 && xhr.status < 300) || + xhr.status === 304 + ) + ) + throw new Error( + "Couldn't load " + url + '. Status: ' + xhr.status + ); + var datalength = Number( + xhr.getResponseHeader('Content-length') + ); + var header; + var hasByteServing = + (header = xhr.getResponseHeader('Accept-Ranges')) && + header === 'bytes'; + var usesGzip = + (header = xhr.getResponseHeader('Content-Encoding')) && + header === 'gzip'; + var chunkSize = 1024 * 1024; + // Chunk size in bytes + if (!hasByteServing) chunkSize = datalength; + // Function to get a range from the remote URL. + var doXHR = (from, to) => { + if (from > to) + throw new Error( + 'invalid range (' + + from + + ', ' + + to + + ') or no bytes requested!' + ); + if (to > datalength - 1) + throw new Error( + 'only ' + + datalength + + ' bytes available! programmer error!' + ); + // TODO: Use mozResponseArrayBuffer, responseStream, etc. if available. + var xhr = new XMLHttpRequest(); + xhr.open('GET', url, false); + if (datalength !== chunkSize) + xhr.setRequestHeader( + 'Range', + 'bytes=' + from + '-' + to + ); + // Some hints to the browser that we want binary data. + xhr.responseType = 'arraybuffer'; + if (xhr.overrideMimeType) { + xhr.overrideMimeType( + 'text/plain; charset=x-user-defined' + ); + } + xhr.send(null); + if ( + !( + (xhr.status >= 200 && xhr.status < 300) || + xhr.status === 304 + ) + ) + throw new Error( + "Couldn't load " + + url + + '. Status: ' + + xhr.status + ); + if (xhr.response !== undefined) { + return new Uint8Array( + /** @type{Array} */ (xhr.response || []) + ); + } + return intArrayFromString(xhr.responseText || '', true); + }; + var lazyArray = this; + lazyArray.setDataGetter((chunkNum) => { + var start = chunkNum * chunkSize; + var end = (chunkNum + 1) * chunkSize - 1; + // including this byte + end = Math.min(end, datalength - 1); + // if datalength-1 is selected, this is the last block + if (typeof lazyArray.chunks[chunkNum] == 'undefined') { + lazyArray.chunks[chunkNum] = doXHR(start, end); + } + if (typeof lazyArray.chunks[chunkNum] == 'undefined') + throw new Error('doXHR failed!'); + return lazyArray.chunks[chunkNum]; + }); + if (usesGzip || !datalength) { + // if the server uses gzip or doesn't supply the length, we have to download the whole file to get the (uncompressed) length + chunkSize = datalength = 1; + // this will force getter(0)/doXHR do download the whole file + datalength = this.getter(0).length; + chunkSize = datalength; + out( + 'LazyFiles on gzip forces download of the whole file when length is accessed' + ); + } + this._length = datalength; + this._chunkSize = chunkSize; + this.lengthKnown = true; + } + get length() { + if (!this.lengthKnown) { + this.cacheLength(); + } + return this._length; + } + get chunkSize() { + if (!this.lengthKnown) { + this.cacheLength(); + } + return this._chunkSize; + } + } + if (typeof XMLHttpRequest != 'undefined') { + if (!ENVIRONMENT_IS_WORKER) + throw 'Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc'; + var lazyArray = new LazyUint8Array(); + var properties = { + isDevice: false, + contents: lazyArray, + }; + } else { + var properties = { + isDevice: false, + url, + }; + } + var node = FS.createFile( + parent, + name, + properties, + canRead, + canWrite + ); + // This is a total hack, but I want to get this lazy file code out of the + // core of MEMFS. If we want to keep this lazy file concept I feel it should + // be its own thin LAZYFS proxying calls to MEMFS. + if (properties.contents) { + node.contents = properties.contents; + } else if (properties.url) { + node.contents = null; + node.url = properties.url; + } + // Add a function that defers querying the file size until it is asked the first time. + Object.defineProperties(node, { + usedBytes: { + get: function () { + return this.contents.length; + }, + }, + }); + // override each stream op with one that tries to force load the lazy file first + var stream_ops = {}; + var keys = Object.keys(node.stream_ops); + keys.forEach((key) => { + var fn = node.stream_ops[key]; + stream_ops[key] = (...args) => { + FS.forceLoadFile(node); + return fn(...args); + }; + }); + function writeChunks(stream, buffer, offset, length, position) { + var contents = stream.node.contents; + if (position >= contents.length) return 0; + var size = Math.min(contents.length - position, length); + if (contents.slice) { + // normal array + for (var i = 0; i < size; i++) { + buffer[offset + i] = contents[position + i]; + } + } else { + for (var i = 0; i < size; i++) { + // LazyUint8Array from sync binary XHR + buffer[offset + i] = contents.get(position + i); + } + } + return size; + } + // use a custom read function + stream_ops.read = (stream, buffer, offset, length, position) => { + FS.forceLoadFile(node); + return writeChunks(stream, buffer, offset, length, position); + }; + // use a custom mmap function + stream_ops.mmap = (stream, length, position, prot, flags) => { + FS.forceLoadFile(node); + var ptr = mmapAlloc(length); + if (!ptr) { + throw new FS.ErrnoError(48); + } + writeChunks(stream, HEAP8, ptr, length, position); + return { + ptr, + allocated: true, + }; + }; + node.stream_ops = stream_ops; + return node; + }, + }; + + Module['FS'] = FS; + + var SOCKFS = { + websocketArgs: {}, + callbacks: {}, + on(event, callback) { + SOCKFS.callbacks[event] = callback; + }, + emit(event, param) { + SOCKFS.callbacks[event]?.(param); + }, + mount(mount) { + // The incomming Module['websocket'] can be used for configuring + // configuring subprotocol/url, etc + SOCKFS.websocketArgs = Module['websocket'] || {}; + // Add the Event registration mechanism to the exported websocket configuration + // object so we can register network callbacks from native JavaScript too. + // For more documentation see system/include/emscripten/emscripten.h + (Module['websocket'] ??= {})['on'] = SOCKFS.on; + return FS.createNode(null, '/', 16895, 0); + }, + createSocket(family, type, protocol) { + type &= ~526336; + // Some applications may pass it; it makes no sense for a single process. + var streaming = type == 1; + if (streaming && protocol && protocol != 6) { + throw new FS.ErrnoError(66); + } + // create our internal socket structure + var sock = { + family, + type, + protocol, + server: null, + error: null, + // Used in getsockopt for SOL_SOCKET/SO_ERROR test + peers: {}, + pending: [], + recv_queue: [], + sock_ops: SOCKFS.websocket_sock_ops, + }; + // create the filesystem node to store the socket structure + var name = SOCKFS.nextname(); + var node = FS.createNode(SOCKFS.root, name, 49152, 0); + node.sock = sock; + // and the wrapping stream that enables library functions such + // as read and write to indirectly interact with the socket + var stream = FS.createStream({ + path: name, + node, + flags: 2, + seekable: false, + stream_ops: SOCKFS.stream_ops, + }); + // map the new stream to the socket structure (sockets have a 1:1 + // relationship with a stream) + sock.stream = stream; + return sock; + }, + getSocket(fd) { + var stream = FS.getStream(fd); + if (!stream || !FS.isSocket(stream.node.mode)) { + return null; + } + return stream.node.sock; + }, + stream_ops: { + poll(stream) { + var sock = stream.node.sock; + return sock.sock_ops.poll(sock); + }, + ioctl(stream, request, varargs) { + var sock = stream.node.sock; + return sock.sock_ops.ioctl(sock, request, varargs); + }, + read(stream, buffer, offset, length, position) { + /* ignored */ var sock = stream.node.sock; + var msg = sock.sock_ops.recvmsg(sock, length); + if (!msg) { + // socket is closed + return 0; + } + buffer.set(msg.buffer, offset); + return msg.buffer.length; + }, + write(stream, buffer, offset, length, position) { + /* ignored */ var sock = stream.node.sock; + return sock.sock_ops.sendmsg(sock, buffer, offset, length); + }, + close(stream) { + var sock = stream.node.sock; + sock.sock_ops.close(sock); + }, + }, + nextname() { + if (!SOCKFS.nextname.current) { + SOCKFS.nextname.current = 0; + } + return `socket[${SOCKFS.nextname.current++}]`; + }, + websocket_sock_ops: { + createPeer(sock, addr, port) { + var ws; + if (typeof addr == 'object') { + ws = addr; + addr = null; + port = null; + } + if (ws) { + // for sockets that've already connected (e.g. we're the server) + // we can inspect the _socket property for the address + if (ws._socket) { + addr = ws._socket.remoteAddress; + port = ws._socket.remotePort; + } // if we're just now initializing a connection to the remote, + // inspect the url property + else { + var result = /ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url); + if (!result) { + throw new Error( + 'WebSocket URL must be in the format ws(s)://address:port' + ); + } + addr = result[1]; + port = parseInt(result[2], 10); + } + } else { + // create the actual websocket object and connect + try { + // The default value is 'ws://' the replace is needed because the compiler replaces '//' comments with '#' + // comments without checking context, so we'd end up with ws:#, the replace swaps the '#' for '//' again. + var url = 'ws:#'.replace('#', '//'); + // Make the WebSocket subprotocol (Sec-WebSocket-Protocol) default to binary if no configuration is set. + var subProtocols = 'binary'; + // The default value is 'binary' + // The default WebSocket options + var opts = undefined; + // Fetch runtime WebSocket URL config. + if ('function' === typeof SOCKFS.websocketArgs['url']) { + url = SOCKFS.websocketArgs['url'](...arguments); + } else if ( + 'string' === typeof SOCKFS.websocketArgs['url'] + ) { + url = SOCKFS.websocketArgs['url']; + } + // Fetch runtime WebSocket subprotocol config. + if (SOCKFS.websocketArgs['subprotocol']) { + subProtocols = SOCKFS.websocketArgs['subprotocol']; + } else if ( + SOCKFS.websocketArgs['subprotocol'] === null + ) { + subProtocols = 'null'; + } + if (url === 'ws://' || url === 'wss://') { + // Is the supplied URL config just a prefix, if so complete it. + var parts = addr.split('/'); + url = + url + + parts[0] + + ':' + + port + + '/' + + parts.slice(1).join('/'); + } + if (subProtocols !== 'null') { + // The regex trims the string (removes spaces at the beginning and end, then splits the string by + // , into an Array. Whitespace removal is important for Websockify and ws. + subProtocols = subProtocols + .replace(/^ +| +$/g, '') + .split(/ *, */); + opts = subProtocols; + } + // If node we use the ws library. + var WebSocketConstructor; + if (ENVIRONMENT_IS_NODE) { + WebSocketConstructor = + /** @type{(typeof WebSocket)} */ ( + require('ws') + ); + } else { + WebSocketConstructor = WebSocket; + } + if (Module['websocket']['decorator']) { + WebSocketConstructor = + Module['websocket']['decorator']( + WebSocketConstructor + ); + } + ws = new WebSocketConstructor(url, opts); + ws.binaryType = 'arraybuffer'; + } catch (e) { + throw new FS.ErrnoError(23); + } + } + var peer = { + addr, + port, + socket: ws, + msg_send_queue: [], + }; + SOCKFS.websocket_sock_ops.addPeer(sock, peer); + SOCKFS.websocket_sock_ops.handlePeerEvents(sock, peer); + // if this is a bound dgram socket, send the port number first to allow + // us to override the ephemeral port reported to us by remotePort on the + // remote end. + if (sock.type === 2 && typeof sock.sport != 'undefined') { + peer.msg_send_queue.push( + new Uint8Array([ + 255, + 255, + 255, + 255, + 'p'.charCodeAt(0), + 'o'.charCodeAt(0), + 'r'.charCodeAt(0), + 't'.charCodeAt(0), + (sock.sport & 65280) >> 8, + sock.sport & 255, + ]) + ); + } + return peer; + }, + getPeer(sock, addr, port) { + return sock.peers[addr + ':' + port]; + }, + addPeer(sock, peer) { + sock.peers[peer.addr + ':' + peer.port] = peer; + }, + removePeer(sock, peer) { + delete sock.peers[peer.addr + ':' + peer.port]; + }, + handlePeerEvents(sock, peer) { + var first = true; + var handleOpen = function () { + sock.connecting = false; + SOCKFS.emit('open', sock.stream.fd); + try { + var queued = peer.msg_send_queue.shift(); + while (queued) { + peer.socket.send(queued); + queued = peer.msg_send_queue.shift(); + } + } catch (e) { + // not much we can do here in the way of proper error handling as we've already + // lied and said this data was sent. shut it down. + peer.socket.close(); + } + }; + function handleMessage(data) { + if (typeof data == 'string') { + var encoder = new TextEncoder(); + // should be utf-8 + data = encoder.encode(data); + } // make a typed array from the string + else { + assert(data.byteLength !== undefined); + // must receive an ArrayBuffer + if (data.byteLength == 0) { + // An empty ArrayBuffer will emit a pseudo disconnect event + // as recv/recvmsg will return zero which indicates that a socket + // has performed a shutdown although the connection has not been disconnected yet. + return; + } + data = new Uint8Array(data); + } + // if this is the port message, override the peer's port with it + var wasfirst = first; + first = false; + if ( + wasfirst && + data.length === 10 && + data[0] === 255 && + data[1] === 255 && + data[2] === 255 && + data[3] === 255 && + data[4] === 'p'.charCodeAt(0) && + data[5] === 'o'.charCodeAt(0) && + data[6] === 'r'.charCodeAt(0) && + data[7] === 't'.charCodeAt(0) + ) { + // update the peer's port and it's key in the peer map + var newport = (data[8] << 8) | data[9]; + SOCKFS.websocket_sock_ops.removePeer(sock, peer); + peer.port = newport; + SOCKFS.websocket_sock_ops.addPeer(sock, peer); + return; + } + sock.recv_queue.push({ + addr: peer.addr, + port: peer.port, + data, + }); + SOCKFS.emit('message', sock.stream.fd); + } + if (ENVIRONMENT_IS_NODE) { + peer.socket.on('open', handleOpen); + peer.socket.on('message', function (data, isBinary) { + if (!isBinary) { + return; + } + handleMessage(new Uint8Array(data).buffer); + }); + // copy from node Buffer -> ArrayBuffer + peer.socket.on('close', function () { + SOCKFS.emit('close', sock.stream.fd); + }); + peer.socket.on('error', function (error) { + // Although the ws library may pass errors that may be more descriptive than + // ECONNREFUSED they are not necessarily the expected error code e.g. + // ENOTFOUND on getaddrinfo seems to be node.js specific, so using ECONNREFUSED + // is still probably the most useful thing to do. + sock.error = 14; + // Used in getsockopt for SOL_SOCKET/SO_ERROR test. + SOCKFS.emit('error', [ + sock.stream.fd, + sock.error, + 'ECONNREFUSED: Connection refused', + ]); + }); + } else { + peer.socket.onopen = handleOpen; + peer.socket.onclose = function () { + SOCKFS.emit('close', sock.stream.fd); + }; + peer.socket.onmessage = function peer_socket_onmessage( + event + ) { + handleMessage(event.data); + }; + peer.socket.onerror = function (error) { + // The WebSocket spec only allows a 'simple event' to be thrown on error, + // so we only really know as much as ECONNREFUSED. + sock.error = 14; + // Used in getsockopt for SOL_SOCKET/SO_ERROR test. + SOCKFS.emit('error', [ + sock.stream.fd, + sock.error, + 'ECONNREFUSED: Connection refused', + ]); + }; + } + }, + poll(sock) { + if (sock.type === 1 && sock.server) { + // listen sockets should only say they're available for reading + // if there are pending clients. + return sock.pending.length ? 64 | 1 : 0; + } + var mask = 0; + var dest = + sock.type === 1 // we only care about the socket state for connection-based sockets + ? SOCKFS.websocket_sock_ops.getPeer( + sock, + sock.daddr, + sock.dport + ) + : null; + if ( + sock.recv_queue.length || + !dest || // connection-less sockets are always ready to read + (dest && dest.socket.readyState === dest.socket.CLOSING) || + (dest && dest.socket.readyState === dest.socket.CLOSED) + ) { + // let recv return 0 once closed + mask |= 64 | 1; + } + if ( + !dest || // connection-less sockets are always ready to write + (dest && dest.socket.readyState === dest.socket.OPEN) + ) { + mask |= 4; + } + if ( + (dest && dest.socket.readyState === dest.socket.CLOSING) || + (dest && dest.socket.readyState === dest.socket.CLOSED) + ) { + // When an non-blocking connect fails mark the socket as writable. + // Its up to the calling code to then use getsockopt with SO_ERROR to + // retrieve the error. + // See https://man7.org/linux/man-pages/man2/connect.2.html + if (sock.connecting) { + mask |= 4; + } else { + mask |= 16; + } + } + return mask; + }, + ioctl(sock, request, arg) { + switch (request) { + case 21531: + var bytes = 0; + if (sock.recv_queue.length) { + bytes = sock.recv_queue[0].data.length; + } + HEAP32[arg >> 2] = bytes; + return 0; + + default: + return 28; + } + }, + close(sock) { + // if we've spawned a listen server, close it + if (sock.server) { + try { + sock.server.close(); + } catch (e) {} + sock.server = null; + } + // close any peer connections + var peers = Object.keys(sock.peers); + for (var i = 0; i < peers.length; i++) { + var peer = sock.peers[peers[i]]; + try { + peer.socket.close(); + } catch (e) {} + SOCKFS.websocket_sock_ops.removePeer(sock, peer); + } + return 0; + }, + bind(sock, addr, port) { + if ( + typeof sock.saddr != 'undefined' || + typeof sock.sport != 'undefined' + ) { + throw new FS.ErrnoError(28); + } + // already bound + sock.saddr = addr; + sock.sport = port; + // in order to emulate dgram sockets, we need to launch a listen server when + // binding on a connection-less socket + // note: this is only required on the server side + if (sock.type === 2) { + // close the existing server if it exists + if (sock.server) { + sock.server.close(); + sock.server = null; + } + // swallow error operation not supported error that occurs when binding in the + // browser where this isn't supported + try { + sock.sock_ops.listen(sock, 0); + } catch (e) { + if (!(e.name === 'ErrnoError')) throw e; + if (e.errno !== 138) throw e; + } + } + }, + connect(sock, addr, port) { + if (sock.server) { + throw new FS.ErrnoError(138); + } + // TODO autobind + // if (!sock.addr && sock.type == 2) { + // } + // early out if we're already connected / in the middle of connecting + if ( + typeof sock.daddr != 'undefined' && + typeof sock.dport != 'undefined' + ) { + var dest = SOCKFS.websocket_sock_ops.getPeer( + sock, + sock.daddr, + sock.dport + ); + if (dest) { + if (dest.socket.readyState === dest.socket.CONNECTING) { + throw new FS.ErrnoError(7); + } else { + throw new FS.ErrnoError(30); + } + } + } + // add the socket to our peer list and set our + // destination address / port to match + var peer = SOCKFS.websocket_sock_ops.createPeer( + sock, + addr, + port + ); + sock.daddr = peer.addr; + sock.dport = peer.port; + // because we cannot synchronously block to wait for the WebSocket + // connection to complete, we return here pretending that the connection + // was a success. + sock.connecting = true; + }, + listen(sock, backlog) { + if (!ENVIRONMENT_IS_NODE) { + throw new FS.ErrnoError(138); + } + if (sock.server) { + throw new FS.ErrnoError(28); + } + // already listening + var WebSocketServer = require('ws').Server; + var host = sock.saddr; + if (Module['websocket']['serverDecorator']) { + WebSocketServer = + Module['websocket']['serverDecorator'](WebSocketServer); + } + sock.server = new WebSocketServer({ + host, + port: sock.sport, + }); + // TODO support backlog + SOCKFS.emit('listen', sock.stream.fd); + // Send Event with listen fd. + sock.server.on('connection', function (ws) { + if (sock.type === 1) { + var newsock = SOCKFS.createSocket( + sock.family, + sock.type, + sock.protocol + ); + // create a peer on the new socket + var peer = SOCKFS.websocket_sock_ops.createPeer( + newsock, + ws + ); + newsock.daddr = peer.addr; + newsock.dport = peer.port; + // push to queue for accept to pick up + sock.pending.push(newsock); + SOCKFS.emit('connection', newsock.stream.fd); + } else { + // create a peer on the listen socket so calling sendto + // with the listen socket and an address will resolve + // to the correct client + SOCKFS.websocket_sock_ops.createPeer(sock, ws); + SOCKFS.emit('connection', sock.stream.fd); + } + }); + sock.server.on('close', function () { + SOCKFS.emit('close', sock.stream.fd); + sock.server = null; + }); + sock.server.on('error', function (error) { + // Although the ws library may pass errors that may be more descriptive than + // ECONNREFUSED they are not necessarily the expected error code e.g. + // ENOTFOUND on getaddrinfo seems to be node.js specific, so using EHOSTUNREACH + // is still probably the most useful thing to do. This error shouldn't + // occur in a well written app as errors should get trapped in the compiled + // app's own getaddrinfo call. + sock.error = 23; + // Used in getsockopt for SOL_SOCKET/SO_ERROR test. + SOCKFS.emit('error', [ + sock.stream.fd, + sock.error, + 'EHOSTUNREACH: Host is unreachable', + ]); + }); + }, + // don't throw + accept(listensock) { + if (!listensock.server || !listensock.pending.length) { + throw new FS.ErrnoError(28); + } + var newsock = listensock.pending.shift(); + newsock.stream.flags = listensock.stream.flags; + return newsock; + }, + getname(sock, peer) { + var addr, port; + if (peer) { + if (sock.daddr === undefined || sock.dport === undefined) { + throw new FS.ErrnoError(53); + } + addr = sock.daddr; + port = sock.dport; + } else { + // TODO saddr and sport will be set for bind()'d UDP sockets, but what + // should we be returning for TCP sockets that've been connect()'d? + addr = sock.saddr || 0; + port = sock.sport || 0; + } + return { + addr, + port, + }; + }, + sendmsg(sock, buffer, offset, length, addr, port) { + if (sock.type === 2) { + // connection-less sockets will honor the message address, + // and otherwise fall back to the bound destination address + if (addr === undefined || port === undefined) { + addr = sock.daddr; + port = sock.dport; + } + // if there was no address to fall back to, error out + if (addr === undefined || port === undefined) { + throw new FS.ErrnoError(17); + } + } else { + // connection-based sockets will only use the bound + addr = sock.daddr; + port = sock.dport; + } + // find the peer for the destination address + var dest = SOCKFS.websocket_sock_ops.getPeer(sock, addr, port); + // early out if not connected with a connection-based socket + if (sock.type === 1) { + if ( + !dest || + dest.socket.readyState === dest.socket.CLOSING || + dest.socket.readyState === dest.socket.CLOSED + ) { + throw new FS.ErrnoError(53); + } + } + // create a copy of the incoming data to send, as the WebSocket API + // doesn't work entirely with an ArrayBufferView, it'll just send + // the entire underlying buffer + if (ArrayBuffer.isView(buffer)) { + offset += buffer.byteOffset; + buffer = buffer.buffer; + } + var data = buffer.slice(offset, offset + length); + // if we don't have a cached connectionless UDP datagram connection, or + // the TCP socket is still connecting, queue the message to be sent upon + // connect, and lie, saying the data was sent now. + if (!dest || dest.socket.readyState !== dest.socket.OPEN) { + // if we're not connected, open a new connection + if (sock.type === 2) { + if ( + !dest || + dest.socket.readyState === dest.socket.CLOSING || + dest.socket.readyState === dest.socket.CLOSED + ) { + dest = SOCKFS.websocket_sock_ops.createPeer( + sock, + addr, + port + ); + } + } + dest.msg_send_queue.push(data); + return length; + } + try { + // send the actual data + dest.socket.send(data); + return length; + } catch (e) { + throw new FS.ErrnoError(28); + } + }, + recvmsg(sock, length, flags) { + // http://pubs.opengroup.org/onlinepubs/7908799/xns/recvmsg.html + if (sock.type === 1 && sock.server) { + // tcp servers should not be recv()'ing on the listen socket + throw new FS.ErrnoError(53); + } + var queued = sock.recv_queue.shift(); + if (!queued) { + if (sock.type === 1) { + var dest = SOCKFS.websocket_sock_ops.getPeer( + sock, + sock.daddr, + sock.dport + ); + if (!dest) { + // if we have a destination address but are not connected, error out + throw new FS.ErrnoError(53); + } + if ( + dest.socket.readyState === dest.socket.CLOSING || + dest.socket.readyState === dest.socket.CLOSED + ) { + // return null if the socket has closed + return null; + } + // else, our socket is in a valid state but truly has nothing available + throw new FS.ErrnoError(6); + } + throw new FS.ErrnoError(6); + } + // queued.data will be an ArrayBuffer if it's unadulterated, but if it's + // requeued TCP data it'll be an ArrayBufferView + var queuedLength = queued.data.byteLength || queued.data.length; + var queuedOffset = queued.data.byteOffset || 0; + var queuedBuffer = queued.data.buffer || queued.data; + var bytesRead = Math.min(length, queuedLength); + var res = { + buffer: new Uint8Array( + queuedBuffer, + queuedOffset, + bytesRead + ), + addr: queued.addr, + port: queued.port, + }; + // push back any unread data for TCP connections + if (flags & 2) { + bytesRead = 0; + } + if (sock.type === 1 && bytesRead < queuedLength) { + var bytesRemaining = queuedLength - bytesRead; + queued.data = new Uint8Array( + queuedBuffer, + queuedOffset + bytesRead, + bytesRemaining + ); + sock.recv_queue.unshift(queued); + } + return res; + }, + }, + }; + + var getSocketFromFD = (fd) => { + var socket = SOCKFS.getSocket(fd); + if (!socket) throw new FS.ErrnoError(8); + return socket; + }; + + var inetPton4 = (str) => { + var b = str.split('.'); + for (var i = 0; i < 4; i++) { + var tmp = Number(b[i]); + if (isNaN(tmp)) return null; + b[i] = tmp; + } + return (b[0] | (b[1] << 8) | (b[2] << 16) | (b[3] << 24)) >>> 0; + }; + + /** @suppress {checkTypes} */ var jstoi_q = (str) => parseInt(str); + + var inetPton6 = (str) => { + var words; + var w, offset, z; + /* http://home.deds.nl/~aeron/regex/ */ var valid6regx = + /^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i; + var parts = []; + if (!valid6regx.test(str)) { + return null; + } + if (str === '::') { + return [0, 0, 0, 0, 0, 0, 0, 0]; + } + // Z placeholder to keep track of zeros when splitting the string on ":" + if (str.startsWith('::')) { + str = str.replace('::', 'Z:'); + } // leading zeros case + else { + str = str.replace('::', ':Z:'); + } + if (str.indexOf('.') > 0) { + // parse IPv4 embedded stress + str = str.replace(new RegExp('[.]', 'g'), ':'); + words = str.split(':'); + words[words.length - 4] = + jstoi_q(words[words.length - 4]) + + jstoi_q(words[words.length - 3]) * 256; + words[words.length - 3] = + jstoi_q(words[words.length - 2]) + + jstoi_q(words[words.length - 1]) * 256; + words = words.slice(0, words.length - 2); + } else { + words = str.split(':'); + } + offset = 0; + z = 0; + for (w = 0; w < words.length; w++) { + if (typeof words[w] == 'string') { + if (words[w] === 'Z') { + // compressed zeros - write appropriate number of zero words + for (z = 0; z < 8 - words.length + 1; z++) { + parts[w + z] = 0; + } + offset = z - 1; + } else { + // parse hex to field to 16-bit value and write it in network byte-order + parts[w + offset] = _htons(parseInt(words[w], 16)); + } + } else { + // parsed IPv4 words + parts[w + offset] = words[w]; + } + } + return [ + (parts[1] << 16) | parts[0], + (parts[3] << 16) | parts[2], + (parts[5] << 16) | parts[4], + (parts[7] << 16) | parts[6], + ]; + }; + + /** @param {number=} addrlen */ var writeSockaddr = ( + sa, + family, + addr, + port, + addrlen + ) => { + switch (family) { + case 2: + addr = inetPton4(addr); + zeroMemory(sa, 16); + if (addrlen) { + HEAP32[addrlen >> 2] = 16; + } + HEAP16[sa >> 1] = family; + HEAP32[(sa + 4) >> 2] = addr; + HEAP16[(sa + 2) >> 1] = _htons(port); + break; + + case 10: + addr = inetPton6(addr); + zeroMemory(sa, 28); + if (addrlen) { + HEAP32[addrlen >> 2] = 28; + } + HEAP32[sa >> 2] = family; + HEAP32[(sa + 8) >> 2] = addr[0]; + HEAP32[(sa + 12) >> 2] = addr[1]; + HEAP32[(sa + 16) >> 2] = addr[2]; + HEAP32[(sa + 20) >> 2] = addr[3]; + HEAP16[(sa + 2) >> 1] = _htons(port); + break; + + default: + return 5; + } + return 0; + }; + + var DNS = { + address_map: { + id: 1, + addrs: {}, + names: {}, + }, + lookup_name(name) { + // If the name is already a valid ipv4 / ipv6 address, don't generate a fake one. + var res = inetPton4(name); + if (res !== null) { + return name; + } + res = inetPton6(name); + if (res !== null) { + return name; + } + // See if this name is already mapped. + var addr; + if (DNS.address_map.addrs[name]) { + addr = DNS.address_map.addrs[name]; + } else { + var id = DNS.address_map.id++; + assert(id < 65535, 'exceeded max address mappings of 65535'); + addr = '172.29.' + (id & 255) + '.' + (id & 65280); + DNS.address_map.names[addr] = name; + DNS.address_map.addrs[name] = addr; + } + return addr; + }, + lookup_addr(addr) { + if (DNS.address_map.names[addr]) { + return DNS.address_map.names[addr]; + } + return null; + }, + }; + + function ___syscall_accept4(fd, addr, addrlen, flags, d1, d2) { + try { + var sock = getSocketFromFD(fd); + var newsock = sock.sock_ops.accept(sock); + if (addr) { + var errno = writeSockaddr( + addr, + newsock.family, + DNS.lookup_name(newsock.daddr), + newsock.dport, + addrlen + ); + } + return newsock.stream.fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var inetNtop4 = (addr) => + (addr & 255) + + '.' + + ((addr >> 8) & 255) + + '.' + + ((addr >> 16) & 255) + + '.' + + ((addr >> 24) & 255); + + var inetNtop6 = (ints) => { + // ref: http://www.ietf.org/rfc/rfc2373.txt - section 2.5.4 + // Format for IPv4 compatible and mapped 128-bit IPv6 Addresses + // 128-bits are split into eight 16-bit words + // stored in network byte order (big-endian) + // | 80 bits | 16 | 32 bits | + // +-----------------------------------------------------------------+ + // | 10 bytes | 2 | 4 bytes | + // +--------------------------------------+--------------------------+ + // + 5 words | 1 | 2 words | + // +--------------------------------------+--------------------------+ + // |0000..............................0000|0000| IPv4 ADDRESS | (compatible) + // +--------------------------------------+----+---------------------+ + // |0000..............................0000|FFFF| IPv4 ADDRESS | (mapped) + // +--------------------------------------+----+---------------------+ + var str = ''; + var word = 0; + var longest = 0; + var lastzero = 0; + var zstart = 0; + var len = 0; + var i = 0; + var parts = [ + ints[0] & 65535, + ints[0] >> 16, + ints[1] & 65535, + ints[1] >> 16, + ints[2] & 65535, + ints[2] >> 16, + ints[3] & 65535, + ints[3] >> 16, + ]; + // Handle IPv4-compatible, IPv4-mapped, loopback and any/unspecified addresses + var hasipv4 = true; + var v4part = ''; + // check if the 10 high-order bytes are all zeros (first 5 words) + for (i = 0; i < 5; i++) { + if (parts[i] !== 0) { + hasipv4 = false; + break; + } + } + if (hasipv4) { + // low-order 32-bits store an IPv4 address (bytes 13 to 16) (last 2 words) + v4part = inetNtop4(parts[6] | (parts[7] << 16)); + // IPv4-mapped IPv6 address if 16-bit value (bytes 11 and 12) == 0xFFFF (6th word) + if (parts[5] === -1) { + str = '::ffff:'; + str += v4part; + return str; + } + // IPv4-compatible IPv6 address if 16-bit value (bytes 11 and 12) == 0x0000 (6th word) + if (parts[5] === 0) { + str = '::'; + //special case IPv6 addresses + if (v4part === '0.0.0.0') v4part = ''; + // any/unspecified address + if (v4part === '0.0.0.1') v4part = '1'; + // loopback address + str += v4part; + return str; + } + } + // Handle all other IPv6 addresses + // first run to find the longest contiguous zero words + for (word = 0; word < 8; word++) { + if (parts[word] === 0) { + if (word - lastzero > 1) { + len = 0; + } + lastzero = word; + len++; + } + if (len > longest) { + longest = len; + zstart = word - longest + 1; + } + } + for (word = 0; word < 8; word++) { + if (longest > 1) { + // compress contiguous zeros - to produce "::" + if ( + parts[word] === 0 && + word >= zstart && + word < zstart + longest + ) { + if (word === zstart) { + str += ':'; + if (zstart === 0) str += ':'; + } + //leading zeros case + continue; + } + } + // converts 16-bit words from big-endian to little-endian before converting to hex string + str += Number(_ntohs(parts[word] & 65535)).toString(16); + str += word < 7 ? ':' : ''; + } + return str; + }; + + var readSockaddr = (sa, salen) => { + // family / port offsets are common to both sockaddr_in and sockaddr_in6 + var family = HEAP16[sa >> 1]; + var port = _ntohs(HEAPU16[(sa + 2) >> 1]); + var addr; + switch (family) { + case 2: + if (salen !== 16) { + return { + errno: 28, + }; + } + addr = HEAP32[(sa + 4) >> 2]; + addr = inetNtop4(addr); + break; + + case 10: + if (salen !== 28) { + return { + errno: 28, + }; + } + addr = [ + HEAP32[(sa + 8) >> 2], + HEAP32[(sa + 12) >> 2], + HEAP32[(sa + 16) >> 2], + HEAP32[(sa + 20) >> 2], + ]; + addr = inetNtop6(addr); + break; + + default: + return { + errno: 5, + }; + } + return { + family, + addr, + port, + }; + }; + + var getSocketAddress = (addrp, addrlen) => { + var info = readSockaddr(addrp, addrlen); + if (info.errno) throw new FS.ErrnoError(info.errno); + info.addr = DNS.lookup_addr(info.addr) || info.addr; + return info; + }; + + function ___syscall_bind(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + var info = getSocketAddress(addr, addrlen); + sock.sock_ops.bind(sock, info.addr, info.port); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var SYSCALLS = { + DEFAULT_POLLMASK: 5, + calculateAt(dirfd, path, allowEmpty) { + if (PATH.isAbs(path)) { + return path; + } + // relative path + var dir; + if (dirfd === -100) { + dir = FS.cwd(); + } else { + var dirstream = SYSCALLS.getStreamFromFD(dirfd); + dir = dirstream.path; + } + if (path.length == 0) { + if (!allowEmpty) { + throw new FS.ErrnoError(44); + } + return dir; + } + return dir + '/' + path; + }, + doStat(func, path, buf) { + var stat = func(path); + HEAP32[buf >> 2] = stat.dev; + HEAP32[(buf + 4) >> 2] = stat.mode; + HEAPU32[(buf + 8) >> 2] = stat.nlink; + HEAP32[(buf + 12) >> 2] = stat.uid; + HEAP32[(buf + 16) >> 2] = stat.gid; + HEAP32[(buf + 20) >> 2] = stat.rdev; + (tempI64 = [ + stat.size >>> 0, + ((tempDouble = stat.size), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 24) >> 2] = tempI64[0]), + (HEAP32[(buf + 28) >> 2] = tempI64[1]); + HEAP32[(buf + 32) >> 2] = 4096; + HEAP32[(buf + 36) >> 2] = stat.blocks; + var atime = stat.atime.getTime(); + var mtime = stat.mtime.getTime(); + var ctime = stat.ctime.getTime(); + (tempI64 = [ + Math.floor(atime / 1e3) >>> 0, + ((tempDouble = Math.floor(atime / 1e3)), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 40) >> 2] = tempI64[0]), + (HEAP32[(buf + 44) >> 2] = tempI64[1]); + HEAPU32[(buf + 48) >> 2] = (atime % 1e3) * 1e3 * 1e3; + (tempI64 = [ + Math.floor(mtime / 1e3) >>> 0, + ((tempDouble = Math.floor(mtime / 1e3)), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 56) >> 2] = tempI64[0]), + (HEAP32[(buf + 60) >> 2] = tempI64[1]); + HEAPU32[(buf + 64) >> 2] = (mtime % 1e3) * 1e3 * 1e3; + (tempI64 = [ + Math.floor(ctime / 1e3) >>> 0, + ((tempDouble = Math.floor(ctime / 1e3)), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 72) >> 2] = tempI64[0]), + (HEAP32[(buf + 76) >> 2] = tempI64[1]); + HEAPU32[(buf + 80) >> 2] = (ctime % 1e3) * 1e3 * 1e3; + (tempI64 = [ + stat.ino >>> 0, + ((tempDouble = stat.ino), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 88) >> 2] = tempI64[0]), + (HEAP32[(buf + 92) >> 2] = tempI64[1]); + return 0; + }, + doMsync(addr, stream, len, flags, offset) { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + if (flags & 2) { + // MAP_PRIVATE calls need not to be synced back to underlying fs + return 0; + } + var buffer = HEAPU8.slice(addr, addr + len); + FS.msync(stream, buffer, offset, len, flags); + }, + getStreamFromFD(fd) { + var stream = FS.getStreamChecked(fd); + return stream; + }, + varargs: undefined, + getStr(ptr) { + var ret = UTF8ToString(ptr); + return ret; + }, + }; + + function ___syscall_chdir(path) { + try { + path = SYSCALLS.getStr(path); + FS.chdir(path); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_chmod(path, mode) { + try { + path = SYSCALLS.getStr(path); + FS.chmod(path, mode); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_connect(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + var info = getSocketAddress(addr, addrlen); + sock.sock_ops.connect(sock, info.addr, info.port); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_dup(fd) { + try { + var old = SYSCALLS.getStreamFromFD(fd); + return FS.dupStream(old).fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_dup3(fd, newfd, flags) { + try { + var old = SYSCALLS.getStreamFromFD(fd); + if (old.fd === newfd) return -28; + // Check newfd is within range of valid open file descriptors. + if (newfd < 0 || newfd >= FS.MAX_OPEN_FDS) return -8; + var existing = FS.getStream(newfd); + if (existing) FS.close(existing); + return FS.dupStream(old, newfd).fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_faccessat(dirfd, path, amode, flags) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + if (amode & ~7) { + // need a valid mode + return -28; + } + var lookup = FS.lookupPath(path, { + follow: true, + }); + var node = lookup.node; + if (!node) { + return -44; + } + var perms = ''; + if (amode & 4) perms += 'r'; + if (amode & 2) perms += 'w'; + if (amode & 1) perms += 'x'; + if ( + perms && + /* otherwise, they've just passed F_OK */ FS.nodePermissions( + node, + perms + ) + ) { + return -2; + } + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var convertI32PairToI53Checked = (lo, hi) => + (hi + 2097152) >>> 0 < 4194305 - !!lo + ? (lo >>> 0) + hi * 4294967296 + : NaN; + + function ___syscall_fallocate( + fd, + mode, + offset_low, + offset_high, + len_low, + len_high + ) { + var offset = convertI32PairToI53Checked(offset_low, offset_high); + var len = convertI32PairToI53Checked(len_low, len_high); + try { + if (isNaN(offset)) return 61; + var stream = SYSCALLS.getStreamFromFD(fd); + FS.allocate(stream, offset, len); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_fchmod(fd, mode) { + try { + FS.fchmod(fd, mode); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_fchown32(fd, owner, group) { + try { + FS.fchown(fd, owner, group); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_fchownat(dirfd, path, owner, group, flags) { + try { + path = SYSCALLS.getStr(path); + var nofollow = flags & 256; + flags = flags & ~256; + path = SYSCALLS.calculateAt(dirfd, path); + (nofollow ? FS.lchown : FS.chown)(path, owner, group); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + /** @suppress {duplicate } */ var syscallGetVarargI = () => { + // the `+` prepended here is necessary to convince the JSCompiler that varargs is indeed a number. + var ret = HEAP32[+SYSCALLS.varargs >> 2]; + SYSCALLS.varargs += 4; + return ret; + }; + + var syscallGetVarargP = syscallGetVarargI; + + function ___syscall_fcntl64(fd, cmd, varargs) { + SYSCALLS.varargs = varargs; + try { + var stream = SYSCALLS.getStreamFromFD(fd); + switch (cmd) { + case 0: { + var arg = syscallGetVarargI(); + if (arg < 0) { + return -28; + } + while (FS.streams[arg]) { + arg++; + } + var newStream; + newStream = FS.dupStream(stream, arg); + return newStream.fd; + } + + case 1: + case 2: + return 0; + + // FD_CLOEXEC makes no sense for a single process. + case 3: + return stream.flags; + + case 4: { + var arg = syscallGetVarargI(); + stream.flags |= arg; + return 0; + } + + case 12: { + var arg = syscallGetVarargP(); + var offset = 0; + // We're always unlocked. + HEAP16[(arg + offset) >> 1] = 2; + return 0; + } + + case 13: + case 14: + return 0; + } + // Pretend that the locking is successful. + return -28; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_fdatasync(fd) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + return 0; + } catch (e) { + // we can't do anything synchronously; the in-memory FS is already synced to + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_fstat64(fd, buf) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + return SYSCALLS.doStat(FS.stat, stream.path, buf); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_ftruncate64(fd, length_low, length_high) { + var length = convertI32PairToI53Checked(length_low, length_high); + try { + if (isNaN(length)) return 61; + FS.ftruncate(fd, length); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var stringToUTF8 = (str, outPtr, maxBytesToWrite) => + stringToUTF8Array(str, HEAPU8, outPtr, maxBytesToWrite); + + Module['stringToUTF8'] = stringToUTF8; + + function ___syscall_getcwd(buf, size) { + try { + if (size === 0) return -28; + var cwd = FS.cwd(); + var cwdLengthInBytes = lengthBytesUTF8(cwd) + 1; + if (size < cwdLengthInBytes) return -68; + stringToUTF8(cwd, buf, size); + return cwdLengthInBytes; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_getdents64(fd, dirp, count) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + stream.getdents ||= FS.readdir(stream.path); + var struct_size = 280; + var pos = 0; + var off = FS.llseek(stream, 0, 1); + var startIdx = Math.floor(off / struct_size); + var endIdx = Math.min( + stream.getdents.length, + startIdx + Math.floor(count / struct_size) + ); + for (var idx = startIdx; idx < endIdx; idx++) { + var id; + var type; + var name = stream.getdents[idx]; + if (name === '.') { + id = stream.node.id; + type = 4; + } // DT_DIR + else if (name === '..') { + var lookup = FS.lookupPath(stream.path, { + parent: true, + }); + id = lookup.node.id; + type = 4; + } // DT_DIR + else { + var child; + try { + child = FS.lookupNode(stream.node, name); + } catch (e) { + // If the entry is not a directory, file, or symlink, nodefs + // lookupNode will raise EINVAL. Skip these and continue. + if (e?.errno === 28) { + continue; + } + throw e; + } + id = child.id; + type = FS.isChrdev(child.mode) + ? 2 // DT_CHR, character device. + : FS.isDir(child.mode) + ? 4 // DT_DIR, directory. + : FS.isLink(child.mode) + ? 10 // DT_LNK, symbolic link. + : 8; + } + // DT_REG, regular file. + (tempI64 = [ + id >>> 0, + ((tempDouble = id), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(dirp + pos) >> 2] = tempI64[0]), + (HEAP32[(dirp + pos + 4) >> 2] = tempI64[1]); + (tempI64 = [ + ((idx + 1) * struct_size) >>> 0, + ((tempDouble = (idx + 1) * struct_size), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(dirp + pos + 8) >> 2] = tempI64[0]), + (HEAP32[(dirp + pos + 12) >> 2] = tempI64[1]); + HEAP16[(dirp + pos + 16) >> 1] = 280; + HEAP8[dirp + pos + 18] = type; + stringToUTF8(name, dirp + pos + 19, 256); + pos += struct_size; + } + FS.llseek(stream, idx * struct_size, 0); + return pos; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_getpeername(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + if (!sock.daddr) { + return -53; + } + // The socket is not connected. + var errno = writeSockaddr( + addr, + sock.family, + DNS.lookup_name(sock.daddr), + sock.dport, + addrlen + ); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_getsockname(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + // TODO: sock.saddr should never be undefined, see TODO in websocket_sock_ops.getname + var errno = writeSockaddr( + addr, + sock.family, + DNS.lookup_name(sock.saddr || '0.0.0.0'), + sock.sport, + addrlen + ); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_getsockopt(fd, level, optname, optval, optlen, d1) { + try { + var sock = getSocketFromFD(fd); + // Minimal getsockopt aimed at resolving https://github.com/emscripten-core/emscripten/issues/2211 + // so only supports SOL_SOCKET with SO_ERROR. + if (level === 1) { + if (optname === 4) { + HEAP32[optval >> 2] = sock.error; + HEAP32[optlen >> 2] = 4; + sock.error = null; + // Clear the error (The SO_ERROR option obtains and then clears this field). + return 0; + } + } + return -50; + } catch (e) { + // The option is unknown at the level indicated. + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_ioctl(fd, op, varargs) { + SYSCALLS.varargs = varargs; + try { + var stream = SYSCALLS.getStreamFromFD(fd); + switch (op) { + case 21509: { + if (!stream.tty) return -59; + return 0; + } + + case 21505: { + if (!stream.tty) return -59; + if (stream.tty.ops.ioctl_tcgets) { + var termios = stream.tty.ops.ioctl_tcgets(stream); + var argp = syscallGetVarargP(); + HEAP32[argp >> 2] = termios.c_iflag || 0; + HEAP32[(argp + 4) >> 2] = termios.c_oflag || 0; + HEAP32[(argp + 8) >> 2] = termios.c_cflag || 0; + HEAP32[(argp + 12) >> 2] = termios.c_lflag || 0; + for (var i = 0; i < 32; i++) { + HEAP8[argp + i + 17] = termios.c_cc[i] || 0; + } + return 0; + } + return 0; + } + + case 21510: + case 21511: + case 21512: { + if (!stream.tty) return -59; + return 0; + } + + // no-op, not actually adjusting terminal settings + case 21506: + case 21507: + case 21508: { + if (!stream.tty) return -59; + if (stream.tty.ops.ioctl_tcsets) { + var argp = syscallGetVarargP(); + var c_iflag = HEAP32[argp >> 2]; + var c_oflag = HEAP32[(argp + 4) >> 2]; + var c_cflag = HEAP32[(argp + 8) >> 2]; + var c_lflag = HEAP32[(argp + 12) >> 2]; + var c_cc = []; + for (var i = 0; i < 32; i++) { + c_cc.push(HEAP8[argp + i + 17]); + } + return stream.tty.ops.ioctl_tcsets(stream.tty, op, { + c_iflag, + c_oflag, + c_cflag, + c_lflag, + c_cc, + }); + } + return 0; + } + + // no-op, not actually adjusting terminal settings + case 21519: { + if (!stream.tty) return -59; + var argp = syscallGetVarargP(); + HEAP32[argp >> 2] = 0; + return 0; + } + + case 21520: { + if (!stream.tty) return -59; + return -28; + } + + // not supported + case 21531: { + var argp = syscallGetVarargP(); + return FS.ioctl(stream, op, argp); + } + + case 21523: { + // TODO: in theory we should write to the winsize struct that gets + // passed in, but for now musl doesn't read anything on it + if (!stream.tty) return -59; + if (stream.tty.ops.ioctl_tiocgwinsz) { + var winsize = stream.tty.ops.ioctl_tiocgwinsz( + stream.tty + ); + var argp = syscallGetVarargP(); + HEAP16[argp >> 1] = winsize[0]; + HEAP16[(argp + 2) >> 1] = winsize[1]; + } + return 0; + } + + case 21524: { + // TODO: technically, this ioctl call should change the window size. + // but, since emscripten doesn't have any concept of a terminal window + // yet, we'll just silently throw it away as we do TIOCGWINSZ + if (!stream.tty) return -59; + return 0; + } + + case 21515: { + if (!stream.tty) return -59; + return 0; + } + + default: + return -28; + } + } catch (e) { + // not supported + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_listen(fd, backlog) { + try { + var sock = getSocketFromFD(fd); + sock.sock_ops.listen(sock, backlog); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_lstat64(path, buf) { + try { + path = SYSCALLS.getStr(path); + return SYSCALLS.doStat(FS.lstat, path, buf); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_mkdirat(dirfd, path, mode) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + FS.mkdir(path, mode, 0); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_newfstatat(dirfd, path, buf, flags) { + try { + path = SYSCALLS.getStr(path); + var nofollow = flags & 256; + var allowEmpty = flags & 4096; + flags = flags & ~6400; + path = SYSCALLS.calculateAt(dirfd, path, allowEmpty); + return SYSCALLS.doStat(nofollow ? FS.lstat : FS.stat, path, buf); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_openat(dirfd, path, flags, varargs) { + SYSCALLS.varargs = varargs; + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + var mode = varargs ? syscallGetVarargI() : 0; + return FS.open(path, flags, mode).fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var PIPEFS = { + BUCKET_BUFFER_SIZE: 8192, + mount(mount) { + // Do not pollute the real root directory or its child nodes with pipes + // Looks like it is OK to create another pseudo-root node not linked to the FS.root hierarchy this way + return FS.createNode(null, '/', 16384 | 511, 0); + }, + createPipe() { + var pipe = { + buckets: [], + // refcnt 2 because pipe has a read end and a write end. We need to be + // able to read from the read end after write end is closed. + refcnt: 2, + }; + pipe.buckets.push({ + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: 0, + roffset: 0, + }); + var rName = PIPEFS.nextname(); + var wName = PIPEFS.nextname(); + var rNode = FS.createNode(PIPEFS.root, rName, 4096, 0); + var wNode = FS.createNode(PIPEFS.root, wName, 4096, 0); + rNode.pipe = pipe; + wNode.pipe = pipe; + var readableStream = FS.createStream({ + path: rName, + node: rNode, + flags: 0, + seekable: false, + stream_ops: PIPEFS.stream_ops, + }); + rNode.stream = readableStream; + var writableStream = FS.createStream({ + path: wName, + node: wNode, + flags: 1, + seekable: false, + stream_ops: PIPEFS.stream_ops, + }); + wNode.stream = writableStream; + return { + readable_fd: readableStream.fd, + writable_fd: writableStream.fd, + }; + }, + stream_ops: { + poll(stream) { + var pipe = stream.node.pipe; + if ((stream.flags & 2097155) === 1) { + return 256 | 4; + } + if (pipe.buckets.length > 0) { + for (var i = 0; i < pipe.buckets.length; i++) { + var bucket = pipe.buckets[i]; + if (bucket.offset - bucket.roffset > 0) { + return 64 | 1; + } + } + } + return 0; + }, + ioctl(stream, request, varargs) { + return 28; + }, + fsync(stream) { + return 28; + }, + read(stream, buffer, offset, length, position) { + /* ignored */ var pipe = stream.node.pipe; + var currentLength = 0; + for (var i = 0; i < pipe.buckets.length; i++) { + var bucket = pipe.buckets[i]; + currentLength += bucket.offset - bucket.roffset; + } + var data = buffer.subarray(offset, offset + length); + if (length <= 0) { + return 0; + } + if (currentLength == 0) { + // Behave as if the read end is always non-blocking + throw new FS.ErrnoError(6); + } + var toRead = Math.min(currentLength, length); + var totalRead = toRead; + var toRemove = 0; + for (var i = 0; i < pipe.buckets.length; i++) { + var currBucket = pipe.buckets[i]; + var bucketSize = currBucket.offset - currBucket.roffset; + if (toRead <= bucketSize) { + var tmpSlice = currBucket.buffer.subarray( + currBucket.roffset, + currBucket.offset + ); + if (toRead < bucketSize) { + tmpSlice = tmpSlice.subarray(0, toRead); + currBucket.roffset += toRead; + } else { + toRemove++; + } + data.set(tmpSlice); + break; + } else { + var tmpSlice = currBucket.buffer.subarray( + currBucket.roffset, + currBucket.offset + ); + data.set(tmpSlice); + data = data.subarray(tmpSlice.byteLength); + toRead -= tmpSlice.byteLength; + toRemove++; + } + } + if (toRemove && toRemove == pipe.buckets.length) { + // Do not generate excessive garbage in use cases such as + // write several bytes, read everything, write several bytes, read everything... + toRemove--; + pipe.buckets[toRemove].offset = 0; + pipe.buckets[toRemove].roffset = 0; + } + pipe.buckets.splice(0, toRemove); + return totalRead; + }, + write(stream, buffer, offset, length, position) { + /* ignored */ var pipe = stream.node.pipe; + var data = buffer.subarray(offset, offset + length); + var dataLen = data.byteLength; + if (dataLen <= 0) { + return 0; + } + var currBucket = null; + if (pipe.buckets.length == 0) { + currBucket = { + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: 0, + roffset: 0, + }; + pipe.buckets.push(currBucket); + } else { + currBucket = pipe.buckets[pipe.buckets.length - 1]; + } + assert(currBucket.offset <= PIPEFS.BUCKET_BUFFER_SIZE); + var freeBytesInCurrBuffer = + PIPEFS.BUCKET_BUFFER_SIZE - currBucket.offset; + if (freeBytesInCurrBuffer >= dataLen) { + currBucket.buffer.set(data, currBucket.offset); + currBucket.offset += dataLen; + return dataLen; + } else if (freeBytesInCurrBuffer > 0) { + currBucket.buffer.set( + data.subarray(0, freeBytesInCurrBuffer), + currBucket.offset + ); + currBucket.offset += freeBytesInCurrBuffer; + data = data.subarray( + freeBytesInCurrBuffer, + data.byteLength + ); + } + var numBuckets = + (data.byteLength / PIPEFS.BUCKET_BUFFER_SIZE) | 0; + var remElements = data.byteLength % PIPEFS.BUCKET_BUFFER_SIZE; + for (var i = 0; i < numBuckets; i++) { + var newBucket = { + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: PIPEFS.BUCKET_BUFFER_SIZE, + roffset: 0, + }; + pipe.buckets.push(newBucket); + newBucket.buffer.set( + data.subarray(0, PIPEFS.BUCKET_BUFFER_SIZE) + ); + data = data.subarray( + PIPEFS.BUCKET_BUFFER_SIZE, + data.byteLength + ); + } + if (remElements > 0) { + var newBucket = { + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: data.byteLength, + roffset: 0, + }; + pipe.buckets.push(newBucket); + newBucket.buffer.set(data); + } + return dataLen; + }, + close(stream) { + var pipe = stream.node.pipe; + pipe.refcnt--; + if (pipe.refcnt === 0) { + pipe.buckets = null; + } + }, + }, + nextname() { + if (!PIPEFS.nextname.current) { + PIPEFS.nextname.current = 0; + } + return 'pipe[' + PIPEFS.nextname.current++ + ']'; + }, + }; + + function ___syscall_pipe(fdPtr) { + try { + if (fdPtr == 0) { + throw new FS.ErrnoError(21); + } + var res = PIPEFS.createPipe(); + HEAP32[fdPtr >> 2] = res.readable_fd; + HEAP32[(fdPtr + 4) >> 2] = res.writable_fd; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_poll(fds, nfds, timeout) { + try { + var nonzero = 0; + for (var i = 0; i < nfds; i++) { + var pollfd = fds + 8 * i; + var fd = HEAP32[pollfd >> 2]; + var events = HEAP16[(pollfd + 4) >> 1]; + var mask = 32; + var stream = FS.getStream(fd); + if (stream) { + mask = SYSCALLS.DEFAULT_POLLMASK; + if (stream.stream_ops?.poll) { + mask = stream.stream_ops.poll(stream, -1); + } + } + mask &= events | 8 | 16; + if (mask) nonzero++; + HEAP16[(pollfd + 6) >> 1] = mask; + } + return nonzero; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_readlinkat(dirfd, path, buf, bufsize) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + if (bufsize <= 0) return -28; + var ret = FS.readlink(path); + var len = Math.min(bufsize, lengthBytesUTF8(ret)); + var endChar = HEAP8[buf + len]; + stringToUTF8(ret, buf, bufsize + 1); + // readlink is one of the rare functions that write out a C string, but does never append a null to the output buffer(!) + // stringToUTF8() always appends a null byte, so restore the character under the null byte after the write. + HEAP8[buf + len] = endChar; + return len; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_recvfrom(fd, buf, len, flags, addr, addrlen) { + try { + var sock = getSocketFromFD(fd); + var msg = sock.sock_ops.recvmsg( + sock, + len, + typeof flags !== 'undefined' ? flags : 0 + ); + if (!msg) return 0; + // socket is closed + if (addr) { + var errno = writeSockaddr( + addr, + sock.family, + DNS.lookup_name(msg.addr), + msg.port, + addrlen + ); + } + HEAPU8.set(msg.buffer, buf); + return msg.buffer.byteLength; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_renameat(olddirfd, oldpath, newdirfd, newpath) { + try { + oldpath = SYSCALLS.getStr(oldpath); + newpath = SYSCALLS.getStr(newpath); + oldpath = SYSCALLS.calculateAt(olddirfd, oldpath); + newpath = SYSCALLS.calculateAt(newdirfd, newpath); + FS.rename(oldpath, newpath); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_rmdir(path) { + try { + path = SYSCALLS.getStr(path); + FS.rmdir(path); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_sendto(fd, message, length, flags, addr, addr_len) { + try { + var sock = getSocketFromFD(fd); + if (!addr) { + // send, no address provided + return FS.write(sock.stream, HEAP8, message, length); + } + var dest = getSocketAddress(addr, addr_len); + // sendto an address + return sock.sock_ops.sendmsg( + sock, + HEAP8, + message, + length, + dest.addr, + dest.port + ); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_socket(domain, type, protocol) { + try { + var sock = SOCKFS.createSocket(domain, type, protocol); + return sock.stream.fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_stat64(path, buf) { + try { + path = SYSCALLS.getStr(path); + return SYSCALLS.doStat(FS.stat, path, buf); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_statfs64(path, size, buf) { + try { + var stats = FS.statfs(SYSCALLS.getStr(path)); + HEAP32[(buf + 4) >> 2] = stats.bsize; + HEAP32[(buf + 40) >> 2] = stats.bsize; + HEAP32[(buf + 8) >> 2] = stats.blocks; + HEAP32[(buf + 12) >> 2] = stats.bfree; + HEAP32[(buf + 16) >> 2] = stats.bavail; + HEAP32[(buf + 20) >> 2] = stats.files; + HEAP32[(buf + 24) >> 2] = stats.ffree; + HEAP32[(buf + 28) >> 2] = stats.fsid; + HEAP32[(buf + 44) >> 2] = stats.flags; + // ST_NOSUID + HEAP32[(buf + 36) >> 2] = stats.namelen; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_symlinkat(target, dirfd, linkpath) { + try { + target = SYSCALLS.getStr(target); + linkpath = SYSCALLS.getStr(linkpath); + linkpath = SYSCALLS.calculateAt(dirfd, linkpath); + FS.symlink(target, linkpath); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_unlinkat(dirfd, path, flags) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + if (flags === 0) { + FS.unlink(path); + } else if (flags === 512) { + FS.rmdir(path); + } else { + abort('Invalid flags passed to unlinkat'); + } + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var readI53FromI64 = (ptr) => + HEAPU32[ptr >> 2] + HEAP32[(ptr + 4) >> 2] * 4294967296; + + function ___syscall_utimensat(dirfd, path, times, flags) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path, true); + var now = Date.now(), + atime, + mtime; + if (!times) { + atime = now; + mtime = now; + } else { + var seconds = readI53FromI64(times); + var nanoseconds = HEAP32[(times + 8) >> 2]; + if (nanoseconds == 1073741823) { + atime = now; + } else if (nanoseconds == 1073741822) { + atime = null; + } else { + atime = seconds * 1e3 + nanoseconds / (1e3 * 1e3); + } + times += 16; + seconds = readI53FromI64(times); + nanoseconds = HEAP32[(times + 8) >> 2]; + if (nanoseconds == 1073741823) { + mtime = now; + } else if (nanoseconds == 1073741822) { + mtime = null; + } else { + mtime = seconds * 1e3 + nanoseconds / (1e3 * 1e3); + } + } + // null here means UTIME_OMIT was passed. If both were set to UTIME_OMIT then + // we can skip the call completely. + if ((mtime ?? atime) !== null) { + FS.utime(path, atime, mtime); + } + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var __abort_js = () => abort(''); + + var __emscripten_lookup_name = (name) => { + // uint32_t _emscripten_lookup_name(const char *name); + var nameString = UTF8ToString(name); + return inetPton4(DNS.lookup_name(nameString)); + }; + + var __emscripten_memcpy_js = (dest, src, num) => + HEAPU8.copyWithin(dest, src, src + num); + + var runtimeKeepaliveCounter = 0; + + var __emscripten_runtime_keepalive_clear = () => { + noExitRuntime = false; + runtimeKeepaliveCounter = 0; + }; + + function __gmtime_js(time_low, time_high, tmPtr) { + var time = convertI32PairToI53Checked(time_low, time_high); + var date = new Date(time * 1e3); + HEAP32[tmPtr >> 2] = date.getUTCSeconds(); + HEAP32[(tmPtr + 4) >> 2] = date.getUTCMinutes(); + HEAP32[(tmPtr + 8) >> 2] = date.getUTCHours(); + HEAP32[(tmPtr + 12) >> 2] = date.getUTCDate(); + HEAP32[(tmPtr + 16) >> 2] = date.getUTCMonth(); + HEAP32[(tmPtr + 20) >> 2] = date.getUTCFullYear() - 1900; + HEAP32[(tmPtr + 24) >> 2] = date.getUTCDay(); + var start = Date.UTC(date.getUTCFullYear(), 0, 1, 0, 0, 0, 0); + var yday = ((date.getTime() - start) / (1e3 * 60 * 60 * 24)) | 0; + HEAP32[(tmPtr + 28) >> 2] = yday; + } + + var isLeapYear = (year) => + year % 4 === 0 && (year % 100 !== 0 || year % 400 === 0); + + var MONTH_DAYS_LEAP_CUMULATIVE = [ + 0, 31, 60, 91, 121, 152, 182, 213, 244, 274, 305, 335, + ]; + + var MONTH_DAYS_REGULAR_CUMULATIVE = [ + 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334, + ]; + + var ydayFromDate = (date) => { + var leap = isLeapYear(date.getFullYear()); + var monthDaysCumulative = leap + ? MONTH_DAYS_LEAP_CUMULATIVE + : MONTH_DAYS_REGULAR_CUMULATIVE; + var yday = monthDaysCumulative[date.getMonth()] + date.getDate() - 1; + // -1 since it's days since Jan 1 + return yday; + }; + + function __localtime_js(time_low, time_high, tmPtr) { + var time = convertI32PairToI53Checked(time_low, time_high); + var date = new Date(time * 1e3); + HEAP32[tmPtr >> 2] = date.getSeconds(); + HEAP32[(tmPtr + 4) >> 2] = date.getMinutes(); + HEAP32[(tmPtr + 8) >> 2] = date.getHours(); + HEAP32[(tmPtr + 12) >> 2] = date.getDate(); + HEAP32[(tmPtr + 16) >> 2] = date.getMonth(); + HEAP32[(tmPtr + 20) >> 2] = date.getFullYear() - 1900; + HEAP32[(tmPtr + 24) >> 2] = date.getDay(); + var yday = ydayFromDate(date) | 0; + HEAP32[(tmPtr + 28) >> 2] = yday; + HEAP32[(tmPtr + 36) >> 2] = -(date.getTimezoneOffset() * 60); + // Attention: DST is in December in South, and some regions don't have DST at all. + var start = new Date(date.getFullYear(), 0, 1); + var summerOffset = new Date( + date.getFullYear(), + 6, + 1 + ).getTimezoneOffset(); + var winterOffset = start.getTimezoneOffset(); + var dst = + (summerOffset != winterOffset && + date.getTimezoneOffset() == + Math.min(winterOffset, summerOffset)) | 0; + HEAP32[(tmPtr + 32) >> 2] = dst; + } + + /** @suppress {duplicate } */ var setTempRet0 = (val) => + __emscripten_tempret_set(val); + + var __mktime_js = function (tmPtr) { + var ret = (() => { + var date = new Date( + HEAP32[(tmPtr + 20) >> 2] + 1900, + HEAP32[(tmPtr + 16) >> 2], + HEAP32[(tmPtr + 12) >> 2], + HEAP32[(tmPtr + 8) >> 2], + HEAP32[(tmPtr + 4) >> 2], + HEAP32[tmPtr >> 2], + 0 + ); + // There's an ambiguous hour when the time goes back; the tm_isdst field is + // used to disambiguate it. Date() basically guesses, so we fix it up if it + // guessed wrong, or fill in tm_isdst with the guess if it's -1. + var dst = HEAP32[(tmPtr + 32) >> 2]; + var guessedOffset = date.getTimezoneOffset(); + var start = new Date(date.getFullYear(), 0, 1); + var summerOffset = new Date( + date.getFullYear(), + 6, + 1 + ).getTimezoneOffset(); + var winterOffset = start.getTimezoneOffset(); + var dstOffset = Math.min(winterOffset, summerOffset); + // DST is in December in South + if (dst < 0) { + // Attention: some regions don't have DST at all. + HEAP32[(tmPtr + 32) >> 2] = Number( + summerOffset != winterOffset && dstOffset == guessedOffset + ); + } else if (dst > 0 != (dstOffset == guessedOffset)) { + var nonDstOffset = Math.max(winterOffset, summerOffset); + var trueOffset = dst > 0 ? dstOffset : nonDstOffset; + // Don't try setMinutes(date.getMinutes() + ...) -- it's messed up. + date.setTime( + date.getTime() + (trueOffset - guessedOffset) * 6e4 + ); + } + HEAP32[(tmPtr + 24) >> 2] = date.getDay(); + var yday = ydayFromDate(date) | 0; + HEAP32[(tmPtr + 28) >> 2] = yday; + // To match expected behavior, update fields from date + HEAP32[tmPtr >> 2] = date.getSeconds(); + HEAP32[(tmPtr + 4) >> 2] = date.getMinutes(); + HEAP32[(tmPtr + 8) >> 2] = date.getHours(); + HEAP32[(tmPtr + 12) >> 2] = date.getDate(); + HEAP32[(tmPtr + 16) >> 2] = date.getMonth(); + HEAP32[(tmPtr + 20) >> 2] = date.getYear(); + var timeMs = date.getTime(); + if (isNaN(timeMs)) { + return -1; + } + // Return time in microseconds + return timeMs / 1e3; + })(); + return ( + setTempRet0( + ((tempDouble = ret), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0) + ), + ret >>> 0 + ); + }; + + function __mmap_js( + len, + prot, + flags, + fd, + offset_low, + offset_high, + allocated, + addr + ) { + var offset = convertI32PairToI53Checked(offset_low, offset_high); + try { + if (isNaN(offset)) return 61; + var stream = SYSCALLS.getStreamFromFD(fd); + var res = FS.mmap(stream, len, offset, prot, flags); + var ptr = res.ptr; + HEAP32[allocated >> 2] = res.allocated; + HEAPU32[addr >> 2] = ptr; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function __munmap_js(addr, len, prot, flags, fd, offset_low, offset_high) { + var offset = convertI32PairToI53Checked(offset_low, offset_high); + try { + var stream = SYSCALLS.getStreamFromFD(fd); + if (prot & 2) { + SYSCALLS.doMsync(addr, stream, len, flags, offset); + } + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var timers = {}; + + var handleException = (e) => { + // Certain exception types we do not treat as errors since they are used for + // internal control flow. + // 1. ExitStatus, which is thrown by exit() + // 2. "unwind", which is thrown by emscripten_unwind_to_js_event_loop() and others + // that wish to return to JS event loop. + if (e instanceof ExitStatus || e == 'unwind') { + return EXITSTATUS; + } + quit_(1, e); + }; + + var keepRuntimeAlive = () => noExitRuntime || runtimeKeepaliveCounter > 0; + + var _proc_exit = (code) => { + EXITSTATUS = code; + if (!keepRuntimeAlive()) { + Module['onExit']?.(code); + ABORT = true; + } + quit_(code, new ExitStatus(code)); + }; + + /** @suppress {duplicate } */ /** @param {boolean|number=} implicit */ var exitJS = + (status, implicit) => { + EXITSTATUS = status; + if (!keepRuntimeAlive()) { + exitRuntime(); + } + _proc_exit(status); + }; + + var _exit = exitJS; + + Module['_exit'] = _exit; + + var maybeExit = () => { + if (runtimeExited) { + return; + } + if (!keepRuntimeAlive()) { + try { + _exit(EXITSTATUS); + } catch (e) { + handleException(e); + } + } + }; + + var callUserCallback = (func) => { + if (runtimeExited || ABORT) { + return; + } + try { + func(); + maybeExit(); + } catch (e) { + handleException(e); + } + }; + + var _emscripten_get_now = () => performance.now(); + + var __setitimer_js = (which, timeout_ms) => { + // First, clear any existing timer. + if (timers[which]) { + clearTimeout(timers[which].id); + delete timers[which]; + } + // A timeout of zero simply cancels the current timeout so we have nothing + // more to do. + if (!timeout_ms) return 0; + var id = setTimeout(() => { + delete timers[which]; + callUserCallback(() => + __emscripten_timeout(which, _emscripten_get_now()) + ); + }, timeout_ms); + timers[which] = { + id, + timeout_ms, + }; + return 0; + }; + + var __tzset_js = (timezone, daylight, std_name, dst_name) => { + // TODO: Use (malleable) environment variables instead of system settings. + var currentYear = new Date().getFullYear(); + var winter = new Date(currentYear, 0, 1); + var summer = new Date(currentYear, 6, 1); + var winterOffset = winter.getTimezoneOffset(); + var summerOffset = summer.getTimezoneOffset(); + // Local standard timezone offset. Local standard time is not adjusted for + // daylight savings. This code uses the fact that getTimezoneOffset returns + // a greater value during Standard Time versus Daylight Saving Time (DST). + // Thus it determines the expected output during Standard Time, and it + // compares whether the output of the given date the same (Standard) or less + // (DST). + var stdTimezoneOffset = Math.max(winterOffset, summerOffset); + // timezone is specified as seconds west of UTC ("The external variable + // `timezone` shall be set to the difference, in seconds, between + // Coordinated Universal Time (UTC) and local standard time."), the same + // as returned by stdTimezoneOffset. + // See http://pubs.opengroup.org/onlinepubs/009695399/functions/tzset.html + HEAPU32[timezone >> 2] = stdTimezoneOffset * 60; + HEAP32[daylight >> 2] = Number(winterOffset != summerOffset); + var extractZone = (timezoneOffset) => { + // Why inverse sign? + // Read here https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Date/getTimezoneOffset + var sign = timezoneOffset >= 0 ? '-' : '+'; + var absOffset = Math.abs(timezoneOffset); + var hours = String(Math.floor(absOffset / 60)).padStart(2, '0'); + var minutes = String(absOffset % 60).padStart(2, '0'); + return `UTC${sign}${hours}${minutes}`; + }; + var winterName = extractZone(winterOffset); + var summerName = extractZone(summerOffset); + if (summerOffset < winterOffset) { + // Northern hemisphere + stringToUTF8(winterName, std_name, 17); + stringToUTF8(summerName, dst_name, 17); + } else { + stringToUTF8(winterName, dst_name, 17); + stringToUTF8(summerName, std_name, 17); + } + }; + + var _emscripten_date_now = () => Date.now(); + + var nowIsMonotonic = 1; + + var checkWasiClock = (clock_id) => clock_id >= 0 && clock_id <= 3; + + function _clock_time_get( + clk_id, + ignored_precision_low, + ignored_precision_high, + ptime + ) { + var ignored_precision = convertI32PairToI53Checked( + ignored_precision_low, + ignored_precision_high + ); + if (!checkWasiClock(clk_id)) { + return 28; + } + var now; + // all wasi clocks but realtime are monotonic + if (clk_id === 0) { + now = _emscripten_date_now(); + } else if (nowIsMonotonic) { + now = _emscripten_get_now(); + } else { + return 52; + } + // "now" is in ms, and wasi times are in ns. + var nsec = Math.round(now * 1e3 * 1e3); + (tempI64 = [ + nsec >>> 0, + ((tempDouble = nsec), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[ptime >> 2] = tempI64[0]), + (HEAP32[(ptime + 4) >> 2] = tempI64[1]); + return 0; + } + + var getHeapMax = () => + // Stay one Wasm page short of 4GB: while e.g. Chrome is able to allocate + // full 4GB Wasm memories, the size will wrap back to 0 bytes in Wasm side + // for any code that deals with heap sizes, which would require special + // casing all heap size related code to treat 0 specially. + 2147483648; + + var _emscripten_get_heap_max = () => getHeapMax(); + + var growMemory = (size) => { + var b = wasmMemory.buffer; + var pages = ((size - b.byteLength + 65535) / 65536) | 0; + try { + // round size grow request up to wasm page size (fixed 64KB per spec) + wasmMemory.grow(pages); + // .grow() takes a delta compared to the previous size + updateMemoryViews(); + return 1; + } /*success*/ catch (e) {} + }; + + // implicit 0 return to save code size (caller will cast "undefined" into 0 + // anyhow) + var _emscripten_resize_heap = (requestedSize) => { + var oldSize = HEAPU8.length; + // With CAN_ADDRESS_2GB or MEMORY64, pointers are already unsigned. + requestedSize >>>= 0; + // With multithreaded builds, races can happen (another thread might increase the size + // in between), so return a failure, and let the caller retry. + // Memory resize rules: + // 1. Always increase heap size to at least the requested size, rounded up + // to next page multiple. + // 2a. If MEMORY_GROWTH_LINEAR_STEP == -1, excessively resize the heap + // geometrically: increase the heap size according to + // MEMORY_GROWTH_GEOMETRIC_STEP factor (default +20%), At most + // overreserve by MEMORY_GROWTH_GEOMETRIC_CAP bytes (default 96MB). + // 2b. If MEMORY_GROWTH_LINEAR_STEP != -1, excessively resize the heap + // linearly: increase the heap size by at least + // MEMORY_GROWTH_LINEAR_STEP bytes. + // 3. Max size for the heap is capped at 2048MB-WASM_PAGE_SIZE, or by + // MAXIMUM_MEMORY, or by ASAN limit, depending on which is smallest + // 4. If we were unable to allocate as much memory, it may be due to + // over-eager decision to excessively reserve due to (3) above. + // Hence if an allocation fails, cut down on the amount of excess + // growth, in an attempt to succeed to perform a smaller allocation. + // A limit is set for how much we can grow. We should not exceed that + // (the wasm binary specifies it, so if we tried, we'd fail anyhow). + var maxHeapSize = getHeapMax(); + if (requestedSize > maxHeapSize) { + return false; + } + // Loop through potential heap size increases. If we attempt a too eager + // reservation that fails, cut down on the attempted size and reserve a + // smaller bump instead. (max 3 times, chosen somewhat arbitrarily) + for (var cutDown = 1; cutDown <= 4; cutDown *= 2) { + var overGrownHeapSize = oldSize * (1 + 0.2 / cutDown); + // ensure geometric growth + // but limit overreserving (default to capping at +96MB overgrowth at most) + overGrownHeapSize = Math.min( + overGrownHeapSize, + requestedSize + 100663296 + ); + var newSize = Math.min( + maxHeapSize, + alignMemory(Math.max(requestedSize, overGrownHeapSize), 65536) + ); + var replacement = growMemory(newSize); + if (replacement) { + return true; + } + } + return false; + }; + + var runtimeKeepalivePush = () => { + runtimeKeepaliveCounter += 1; + }; + + var runtimeKeepalivePop = () => { + runtimeKeepaliveCounter -= 1; + }; + + /** @param {number=} timeout */ var safeSetTimeout = (func, timeout) => { + runtimeKeepalivePush(); + return setTimeout(() => { + runtimeKeepalivePop(); + callUserCallback(func); + }, timeout); + }; + + var _emscripten_sleep = (ms) => + Asyncify.handleSleep((wakeUp) => safeSetTimeout(wakeUp, ms)); + + Module['_emscripten_sleep'] = _emscripten_sleep; + + _emscripten_sleep.isAsync = true; + + var ENV = PHPLoader.ENV || {}; + + var getExecutableName = () => thisProgram || './this.program'; + + var getEnvStrings = () => { + if (!getEnvStrings.strings) { + // Default values. + // Browser language detection #8751 + var lang = + ( + (typeof navigator == 'object' && + navigator.languages && + navigator.languages[0]) || + 'C' + ).replace('-', '_') + '.UTF-8'; + var env = { + USER: 'web_user', + LOGNAME: 'web_user', + PATH: '/', + PWD: '/', + HOME: '/home/web_user', + LANG: lang, + _: getExecutableName(), + }; + // Apply the user-provided values, if any. + for (var x in ENV) { + // x is a key in ENV; if ENV[x] is undefined, that means it was + // explicitly set to be so. We allow user code to do that to + // force variables with default values to remain unset. + if (ENV[x] === undefined) delete env[x]; + else env[x] = ENV[x]; + } + var strings = []; + for (var x in env) { + strings.push(`${x}=${env[x]}`); + } + getEnvStrings.strings = strings; + } + return getEnvStrings.strings; + }; + + var stringToAscii = (str, buffer) => { + for (var i = 0; i < str.length; ++i) { + HEAP8[buffer++] = str.charCodeAt(i); + } + // Null-terminate the string + HEAP8[buffer] = 0; + }; + + var _environ_get = (__environ, environ_buf) => { + var bufSize = 0; + getEnvStrings().forEach((string, i) => { + var ptr = environ_buf + bufSize; + HEAPU32[(__environ + i * 4) >> 2] = ptr; + stringToAscii(string, ptr); + bufSize += string.length + 1; + }); + return 0; + }; + + var _environ_sizes_get = (penviron_count, penviron_buf_size) => { + var strings = getEnvStrings(); + HEAPU32[penviron_count >> 2] = strings.length; + var bufSize = 0; + strings.forEach((string) => (bufSize += string.length + 1)); + HEAPU32[penviron_buf_size >> 2] = bufSize; + return 0; + }; + + function _fd_close(fd) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + FS.close(stream); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + function _fd_fdstat_get(fd, pbuf) { + try { + var rightsBase = 0; + var rightsInheriting = 0; + var flags = 0; + { + var stream = SYSCALLS.getStreamFromFD(fd); + // All character devices are terminals (other things a Linux system would + // assume is a character device, like the mouse, we have special APIs for). + var type = stream.tty + ? 2 + : FS.isDir(stream.mode) + ? 3 + : FS.isLink(stream.mode) + ? 7 + : 4; + } + HEAP8[pbuf] = type; + HEAP16[(pbuf + 2) >> 1] = flags; + (tempI64 = [ + rightsBase >>> 0, + ((tempDouble = rightsBase), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(pbuf + 8) >> 2] = tempI64[0]), + (HEAP32[(pbuf + 12) >> 2] = tempI64[1]); + (tempI64 = [ + rightsInheriting >>> 0, + ((tempDouble = rightsInheriting), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(pbuf + 16) >> 2] = tempI64[0]), + (HEAP32[(pbuf + 20) >> 2] = tempI64[1]); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + /** @param {number=} offset */ var doReadv = ( + stream, + iov, + iovcnt, + offset + ) => { + var ret = 0; + for (var i = 0; i < iovcnt; i++) { + var ptr = HEAPU32[iov >> 2]; + var len = HEAPU32[(iov + 4) >> 2]; + iov += 8; + var curr = FS.read(stream, HEAP8, ptr, len, offset); + if (curr < 0) return -1; + ret += curr; + if (curr < len) break; + // nothing more to read + if (typeof offset != 'undefined') { + offset += curr; + } + } + return ret; + }; + + function _fd_read(fd, iov, iovcnt, pnum) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + var num = doReadv(stream, iov, iovcnt); + HEAPU32[pnum >> 2] = num; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + function _fd_seek(fd, offset_low, offset_high, whence, newOffset) { + var offset = convertI32PairToI53Checked(offset_low, offset_high); + try { + if (isNaN(offset)) return 61; + var stream = SYSCALLS.getStreamFromFD(fd); + FS.llseek(stream, offset, whence); + (tempI64 = [ + stream.position >>> 0, + ((tempDouble = stream.position), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[newOffset >> 2] = tempI64[0]), + (HEAP32[(newOffset + 4) >> 2] = tempI64[1]); + if (stream.getdents && offset === 0 && whence === 0) + stream.getdents = null; + // reset readdir state + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + /** @param {number=} offset */ var doWritev = ( + stream, + iov, + iovcnt, + offset + ) => { + var ret = 0; + for (var i = 0; i < iovcnt; i++) { + var ptr = HEAPU32[iov >> 2]; + var len = HEAPU32[(iov + 4) >> 2]; + iov += 8; + var curr = FS.write(stream, HEAP8, ptr, len, offset); + if (curr < 0) return -1; + ret += curr; + if (curr < len) { + // No more space to write. + break; + } + if (typeof offset != 'undefined') { + offset += curr; + } + } + return ret; + }; + + function _fd_write(fd, iov, iovcnt, pnum) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + var num = doWritev(stream, iov, iovcnt); + HEAPU32[pnum >> 2] = num; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + var _getaddrinfo = (node, service, hint, out) => { + var addr = 0; + var port = 0; + var flags = 0; + var family = 0; + var type = 0; + var proto = 0; + var ai; + function allocaddrinfo(family, type, proto, canon, addr, port) { + var sa, salen, ai; + var errno; + salen = family === 10 ? 28 : 16; + addr = family === 10 ? inetNtop6(addr) : inetNtop4(addr); + sa = _malloc(salen); + errno = writeSockaddr(sa, family, addr, port); + assert(!errno); + ai = _malloc(32); + HEAP32[(ai + 4) >> 2] = family; + HEAP32[(ai + 8) >> 2] = type; + HEAP32[(ai + 12) >> 2] = proto; + HEAPU32[(ai + 24) >> 2] = canon; + HEAPU32[(ai + 20) >> 2] = sa; + if (family === 10) { + HEAP32[(ai + 16) >> 2] = 28; + } else { + HEAP32[(ai + 16) >> 2] = 16; + } + HEAP32[(ai + 28) >> 2] = 0; + return ai; + } + if (hint) { + flags = HEAP32[hint >> 2]; + family = HEAP32[(hint + 4) >> 2]; + type = HEAP32[(hint + 8) >> 2]; + proto = HEAP32[(hint + 12) >> 2]; + } + if (type && !proto) { + proto = type === 2 ? 17 : 6; + } + if (!type && proto) { + type = proto === 17 ? 2 : 1; + } + // If type or proto are set to zero in hints we should really be returning multiple addrinfo values, but for + // now default to a TCP STREAM socket so we can at least return a sensible addrinfo given NULL hints. + if (proto === 0) { + proto = 6; + } + if (type === 0) { + type = 1; + } + if (!node && !service) { + return -2; + } + if (flags & ~(1 | 2 | 4 | 1024 | 8 | 16 | 32)) { + return -1; + } + if (hint !== 0 && HEAP32[hint >> 2] & 2 && !node) { + return -1; + } + if (flags & 32) { + // TODO + return -2; + } + if (type !== 0 && type !== 1 && type !== 2) { + return -7; + } + if (family !== 0 && family !== 2 && family !== 10) { + return -6; + } + if (service) { + service = UTF8ToString(service); + port = parseInt(service, 10); + if (isNaN(port)) { + if (flags & 1024) { + return -2; + } + // TODO support resolving well-known service names from: + // http://www.iana.org/assignments/service-names-port-numbers/service-names-port-numbers.txt + return -8; + } + } + if (!node) { + if (family === 0) { + family = 2; + } + if ((flags & 1) === 0) { + if (family === 2) { + addr = _htonl(2130706433); + } else { + addr = [0, 0, 0, _htonl(1)]; + } + } + ai = allocaddrinfo(family, type, proto, null, addr, port); + HEAPU32[out >> 2] = ai; + return 0; + } + // try as a numeric address + node = UTF8ToString(node); + addr = inetPton4(node); + if (addr !== null) { + // incoming node is a valid ipv4 address + if (family === 0 || family === 2) { + family = 2; + } else if (family === 10 && flags & 8) { + addr = [0, 0, _htonl(65535), addr]; + family = 10; + } else { + return -2; + } + } else { + addr = inetPton6(node); + if (addr !== null) { + // incoming node is a valid ipv6 address + if (family === 0 || family === 10) { + family = 10; + } else { + return -2; + } + } + } + if (addr != null) { + ai = allocaddrinfo(family, type, proto, node, addr, port); + HEAPU32[out >> 2] = ai; + return 0; + } + if (flags & 4) { + return -2; + } + // try as a hostname + // resolve the hostname to a temporary fake address + node = DNS.lookup_name(node); + addr = inetPton4(node); + if (family === 0) { + family = 2; + } else if (family === 10) { + addr = [0, 0, _htonl(65535), addr]; + } + ai = allocaddrinfo(family, type, proto, null, addr, port); + HEAPU32[out >> 2] = ai; + return 0; + }; + + var _getnameinfo = (sa, salen, node, nodelen, serv, servlen, flags) => { + var info = readSockaddr(sa, salen); + if (info.errno) { + return -6; + } + var port = info.port; + var addr = info.addr; + var overflowed = false; + if (node && nodelen) { + var lookup; + if (flags & 1 || !(lookup = DNS.lookup_addr(addr))) { + if (flags & 8) { + return -2; + } + } else { + addr = lookup; + } + var numBytesWrittenExclNull = stringToUTF8(addr, node, nodelen); + if (numBytesWrittenExclNull + 1 >= nodelen) { + overflowed = true; + } + } + if (serv && servlen) { + port = '' + port; + var numBytesWrittenExclNull = stringToUTF8(port, serv, servlen); + if (numBytesWrittenExclNull + 1 >= servlen) { + overflowed = true; + } + } + if (overflowed) { + // Note: even when we overflow, getnameinfo() is specced to write out the truncated results. + return -12; + } + return 0; + }; + + var Protocols = { + list: [], + map: {}, + }; + + var _setprotoent = (stayopen) => { + // void setprotoent(int stayopen); + // Allocate and populate a protoent structure given a name, protocol number and array of aliases + function allocprotoent(name, proto, aliases) { + // write name into buffer + var nameBuf = _malloc(name.length + 1); + stringToAscii(name, nameBuf); + // write aliases into buffer + var j = 0; + var length = aliases.length; + var aliasListBuf = _malloc((length + 1) * 4); + // Use length + 1 so we have space for the terminating NULL ptr. + for (var i = 0; i < length; i++, j += 4) { + var alias = aliases[i]; + var aliasBuf = _malloc(alias.length + 1); + stringToAscii(alias, aliasBuf); + HEAPU32[(aliasListBuf + j) >> 2] = aliasBuf; + } + HEAPU32[(aliasListBuf + j) >> 2] = 0; + // Terminating NULL pointer. + // generate protoent + var pe = _malloc(12); + HEAPU32[pe >> 2] = nameBuf; + HEAPU32[(pe + 4) >> 2] = aliasListBuf; + HEAP32[(pe + 8) >> 2] = proto; + return pe; + } + // Populate the protocol 'database'. The entries are limited to tcp and udp, though it is fairly trivial + // to add extra entries from /etc/protocols if desired - though not sure if that'd actually be useful. + var list = Protocols.list; + var map = Protocols.map; + if (list.length === 0) { + var entry = allocprotoent('tcp', 6, ['TCP']); + list.push(entry); + map['tcp'] = map['6'] = entry; + entry = allocprotoent('udp', 17, ['UDP']); + list.push(entry); + map['udp'] = map['17'] = entry; + } + _setprotoent.index = 0; + }; + + var _getprotobyname = (name) => { + // struct protoent *getprotobyname(const char *); + name = UTF8ToString(name); + _setprotoent(true); + var result = Protocols.map[name]; + return result; + }; + + var _getprotobynumber = (number) => { + // struct protoent *getprotobynumber(int proto); + _setprotoent(true); + var result = Protocols.map[number]; + return result; + }; + + var stackAlloc = (sz) => __emscripten_stack_alloc(sz); + + /** @suppress {duplicate } */ var stringToUTF8OnStack = (str) => { + var size = lengthBytesUTF8(str) + 1; + var ret = stackAlloc(size); + stringToUTF8(str, ret, size); + return ret; + }; + + var allocateUTF8OnStack = stringToUTF8OnStack; + + var PHPWASM = { + init: function () { + // The /internal directory is required by the C module. It's where the + // stdout, stderr, and headers information are written for the JavaScript + // code to read later on. + FS.mkdir('/internal'); + // The files from the shared directory are shared between all the + // PHP processes managed by PHPProcessManager. + FS.mkdir('/internal/shared'); + // The files from the preload directory are preloaded using the + // auto_prepend_file php.ini directive. + FS.mkdir('/internal/shared/preload'); + PHPWASM.EventEmitter = ENVIRONMENT_IS_NODE + ? require('events').EventEmitter + : class EventEmitter { + constructor() { + this.listeners = {}; + } + emit(eventName, data) { + if (this.listeners[eventName]) { + this.listeners[eventName].forEach( + (callback) => { + callback(data); + } + ); + } + } + once(eventName, callback) { + const self = this; + function removedCallback() { + callback(...arguments); + self.removeListener(eventName, removedCallback); + } + this.on(eventName, removedCallback); + } + removeAllListeners(eventName) { + if (eventName) { + delete this.listeners[eventName]; + } else { + this.listeners = {}; + } + } + removeListener(eventName, callback) { + if (this.listeners[eventName]) { + const idx = + this.listeners[eventName].indexOf(callback); + if (idx !== -1) { + this.listeners[eventName].splice(idx, 1); + } + } + } + }; + PHPWASM.child_proc_by_fd = {}; + PHPWASM.child_proc_by_pid = {}; + PHPWASM.input_devices = {}; + }, + getAllWebSockets: function (sock) { + const webSockets = new Set(); + if (sock.server) { + sock.server.clients.forEach((ws) => { + webSockets.add(ws); + }); + } + for (const peer of PHPWASM.getAllPeers(sock)) { + webSockets.add(peer.socket); + } + return Array.from(webSockets); + }, + getAllPeers: function (sock) { + const peers = new Set(); + if (sock.server) { + sock.pending + .filter((pending) => pending.peers) + .forEach((pending) => { + for (const peer of Object.values(pending.peers)) { + peers.add(peer); + } + }); + } + if (sock.peers) { + for (const peer of Object.values(sock.peers)) { + peers.add(peer); + } + } + return Array.from(peers); + }, + awaitData: function (ws) { + return PHPWASM.awaitEvent(ws, 'message'); + }, + awaitConnection: function (ws) { + if (ws.OPEN === ws.readyState) { + return [Promise.resolve(), PHPWASM.noop]; + } + return PHPWASM.awaitEvent(ws, 'open'); + }, + awaitClose: function (ws) { + if ([ws.CLOSING, ws.CLOSED].includes(ws.readyState)) { + return [Promise.resolve(), PHPWASM.noop]; + } + return PHPWASM.awaitEvent(ws, 'close'); + }, + awaitError: function (ws) { + if ([ws.CLOSING, ws.CLOSED].includes(ws.readyState)) { + return [Promise.resolve(), PHPWASM.noop]; + } + return PHPWASM.awaitEvent(ws, 'error'); + }, + awaitEvent: function (ws, event) { + let resolve; + const listener = () => { + resolve(); + }; + const promise = new Promise(function (_resolve) { + resolve = _resolve; + ws.once(event, listener); + }); + const cancel = () => { + ws.removeListener(event, listener); + // Rejecting the promises bubbles up and kills the entire + // node process. Let's resolve them on the next tick instead + // to give the caller some space to unbind any handlers. + setTimeout(resolve); + }; + return [promise, cancel]; + }, + noop: function () {}, + spawnProcess: function (command, args, options) { + if (Module['spawnProcess']) { + const spawnedPromise = Module['spawnProcess']( + command, + args, + options + ); + return Promise.resolve(spawnedPromise).then(function (spawned) { + if (!spawned || !spawned.on) { + throw new Error( + 'spawnProcess() must return an EventEmitter but returned a different type.' + ); + } + return spawned; + }); + } + if (ENVIRONMENT_IS_NODE) { + return require('child_process').spawn(command, args, { + ...options, + shell: true, + stdio: ['pipe', 'pipe', 'pipe'], + timeout: 100, + }); + } + const e = new Error( + 'popen(), proc_open() etc. are unsupported in the browser. Call php.setSpawnHandler() ' + + 'and provide a callback to handle spawning processes, or disable a popen(), proc_open() ' + + 'and similar functions via php.ini.' + ); + e.code = 'SPAWN_UNSUPPORTED'; + throw e; + }, + shutdownSocket: function (socketd, how) { + // This implementation only supports websockets at the moment + const sock = getSocketFromFD(socketd); + const peer = Object.values(sock.peers)[0]; + if (!peer) { + return -1; + } + try { + peer.socket.close(); + SOCKFS.websocket_sock_ops.removePeer(sock, peer); + return 0; + } catch (e) { + console.log('Socket shutdown error', e); + return -1; + } + }, + }; + + function _js_create_input_device(deviceId) { + let dataBuffer = []; + let dataCallback; + const filename = 'proc_id_' + deviceId; + const device = FS.createDevice( + '/dev', + filename, + function () {}, + function (byte) { + try { + dataBuffer.push(byte); + if (dataCallback) { + dataCallback(new Uint8Array(dataBuffer)); + dataBuffer = []; + } + } catch (e) { + console.error(e); + throw e; + } + } + ); + const devicePath = '/dev/' + filename; + PHPWASM.input_devices[deviceId] = { + devicePath, + onData: function (cb) { + dataCallback = cb; + dataBuffer.forEach(function (data) { + cb(data); + }); + dataBuffer.length = 0; + }, + }; + return allocateUTF8OnStack(devicePath); + } + + function _js_open_process( + command, + argsPtr, + argsLength, + descriptorsPtr, + descriptorsLength, + cwdPtr, + cwdLength, + envPtr, + envLength + ) { + if (!command) { + return 1; + } + const cmdstr = UTF8ToString(command); + if (!cmdstr.length) { + return 0; + } + let argsArray = []; + if (argsLength) { + for (var i = 0; i < argsLength; i++) { + const charPointer = argsPtr + i * 4; + argsArray.push(UTF8ToString(HEAPU32[charPointer >> 2])); + } + } + const cwdstr = cwdPtr ? UTF8ToString(cwdPtr) : null; + let envObject = null; + if (envLength) { + envObject = {}; + for (var i = 0; i < envLength; i++) { + const envPointer = envPtr + i * 4; + const envEntry = UTF8ToString(HEAPU32[envPointer >> 2]); + const splitAt = envEntry.indexOf('='); + if (splitAt === -1) { + continue; + } + const key = envEntry.substring(0, splitAt); + const value = envEntry.substring(splitAt + 1); + envObject[key] = value; + } + } + var std = {}; + // Extracts an array of available descriptors that should be dispatched to streams. + // On the C side, the descriptors are expressed as `**int` so we must go read + // each of the `descriptorsLength` `*int` pointers and convert the associated data into + // a JavaScript object { descriptor : { child : fd, parent : fd } }. + for (var i = 0; i < descriptorsLength; i++) { + const descriptorPtr = HEAPU32[(descriptorsPtr + i * 4) >> 2]; + std[HEAPU32[descriptorPtr >> 2]] = { + child: HEAPU32[(descriptorPtr + 4) >> 2], + parent: HEAPU32[(descriptorPtr + 8) >> 2], + }; + } + return Asyncify.handleSleep(async (wakeUp) => { + let cp; + try { + const options = {}; + if (cwdstr !== null) { + options.cwd = cwdstr; + } + if (envObject !== null) { + options.env = envObject; + } + cp = PHPWASM.spawnProcess(cmdstr, argsArray, options); + if (cp instanceof Promise) { + cp = await cp; + } + } catch (e) { + if (e.code === 'SPAWN_UNSUPPORTED') { + wakeUp(1); + return; + } + console.error(e); + wakeUp(1); + throw e; + } + const ProcInfo = { + pid: cp.pid, + exited: false, + stdinFd: std[0]?.child, + stdinIsDevice: std[0]?.child in PHPWASM.input_devices, + stdoutChildFd: std[1]?.child, + stdoutParentFd: std[1]?.parent, + stderrChildFd: std[2]?.child, + stderrParentFd: std[2]?.parent, + stdout: new PHPWASM.EventEmitter(), + stderr: new PHPWASM.EventEmitter(), + }; + if (ProcInfo.stdoutChildFd) + PHPWASM.child_proc_by_fd[ProcInfo.stdoutChildFd] = ProcInfo; + if (ProcInfo.stderrChildFd) + PHPWASM.child_proc_by_fd[ProcInfo.stderrChildFd] = ProcInfo; + if (ProcInfo.stdoutParentFd) + PHPWASM.child_proc_by_fd[ProcInfo.stdoutParentFd] = ProcInfo; + if (ProcInfo.stderrParentFd) + PHPWASM.child_proc_by_fd[ProcInfo.stderrParentFd] = ProcInfo; + PHPWASM.child_proc_by_pid[ProcInfo.pid] = ProcInfo; + cp.on('exit', function (code) { + ProcInfo.exitCode = code; + ProcInfo.exited = true; + // Emit events for the wasm_poll_socket function. + ProcInfo.stdout.emit('data'); + ProcInfo.stderr.emit('data'); + }); + // Pass data from child process's stdout to PHP's end of the stdout pipe. + if (ProcInfo.stdoutChildFd) { + const stdoutStream = SYSCALLS.getStreamFromFD( + ProcInfo.stdoutChildFd + ); + let stdoutAt = 0; + cp.stdout.on('data', function (data) { + ProcInfo.stdout.emit('data', data); + stdoutStream.stream_ops.write( + stdoutStream, + data, + 0, + data.length, + stdoutAt + ); + stdoutAt += data.length; + }); + } + // Pass data from child process's stderr to PHP's end of the stdout pipe. + if (ProcInfo.stderrChildFd) { + const stderrStream = SYSCALLS.getStreamFromFD( + ProcInfo.stderrChildFd + ); + let stderrAt = 0; + cp.stderr.on('data', function (data) { + ProcInfo.stderr.emit('data', data); + stderrStream.stream_ops.write( + stderrStream, + data, + 0, + data.length, + stderrAt + ); + stderrAt += data.length; + }); + } + /** + * Wait until the child process has been spawned. + * Unfortunately there is no Node.js API to check whether + * the process has already been spawned. We can only listen + * to the 'spawn' event and if it has already been spawned, + * listen to the 'exit' event. + */ try { + await new Promise((resolve, reject) => { + cp.on('spawn', resolve); + cp.on('error', reject); + }); + } catch (e) { + console.error(e); + wakeUp(1); + return; + } + // Now we want to pass data from the STDIN source supplied by PHP + // to the child process. + // PHP will write STDIN data to a device. + if (ProcInfo.stdinIsDevice) { + // We use Emscripten devices as pipes. This is a bit of a hack + // but it works as we get a callback when the device is written to. + // Let's listen to anything it outputs and pass it to the child process. + PHPWASM.input_devices[ProcInfo.stdinFd].onData(function (data) { + if (!data) return; + if (typeof data === 'number') { + data = new Uint8Array([data]); + } + const dataStr = new TextDecoder('utf-8').decode(data); + cp.stdin.write(dataStr); + }); + wakeUp(ProcInfo.pid); + return; + } + if (ProcInfo.stdinFd) { + // PHP will write STDIN data to a file descriptor. + const stdinStream = SYSCALLS.getStreamFromFD(ProcInfo.stdinFd); + if (stdinStream.node) { + // Pipe the entire stdinStream to cp.stdin + const CHUNK_SIZE = 1024; + const buffer = new Uint8Array(CHUNK_SIZE); + let offset = 0; + while (true) { + const bytesRead = stdinStream.stream_ops.read( + stdinStream, + buffer, + 0, + CHUNK_SIZE, + offset + ); + if (bytesRead === null || bytesRead === 0) { + break; + } + try { + cp.stdin.write(buffer.subarray(0, bytesRead)); + } catch (e) { + console.error(e); + return 1; + } + if (bytesRead < CHUNK_SIZE) { + break; + } + offset += bytesRead; + } + wakeUp(ProcInfo.pid); + return; + } + } + wakeUp(ProcInfo.pid); + }); + } + + function _js_process_status(pid, exitCodePtr) { + if (!PHPWASM.child_proc_by_pid[pid]) { + return -1; + } + if (PHPWASM.child_proc_by_pid[pid].exited) { + HEAPU32[exitCodePtr >> 2] = PHPWASM.child_proc_by_pid[pid].exitCode; + return 1; + } + return 0; + } + + function _js_waitpid(pid, exitCodePtr) { + if (!PHPWASM.child_proc_by_pid[pid]) { + return -1; + } + return Asyncify.handleSleep((wakeUp) => { + const poll = function () { + if (PHPWASM.child_proc_by_pid[pid]?.exited) { + HEAPU32[exitCodePtr >> 2] = + PHPWASM.child_proc_by_pid[pid].exitCode; + wakeUp(pid); + } else { + setTimeout(poll, 50); + } + }; + poll(); + }); + } + + var arraySum = (array, index) => { + var sum = 0; + for (var i = 0; i <= index; sum += array[i++]) {} + // no-op + return sum; + }; + + var MONTH_DAYS_LEAP = [31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]; + + var MONTH_DAYS_REGULAR = [31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]; + + var addDays = (date, days) => { + var newDate = new Date(date.getTime()); + while (days > 0) { + var leap = isLeapYear(newDate.getFullYear()); + var currentMonth = newDate.getMonth(); + var daysInCurrentMonth = ( + leap ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR + )[currentMonth]; + if (days > daysInCurrentMonth - newDate.getDate()) { + // we spill over to next month + days -= daysInCurrentMonth - newDate.getDate() + 1; + newDate.setDate(1); + if (currentMonth < 11) { + newDate.setMonth(currentMonth + 1); + } else { + newDate.setMonth(0); + newDate.setFullYear(newDate.getFullYear() + 1); + } + } else { + // we stay in current month + newDate.setDate(newDate.getDate() + days); + return newDate; + } + } + return newDate; + }; + + var _strptime = (buf, format, tm) => { + // char *strptime(const char *restrict buf, const char *restrict format, struct tm *restrict tm); + // http://pubs.opengroup.org/onlinepubs/009695399/functions/strptime.html + var pattern = UTF8ToString(format); + // escape special characters + // TODO: not sure we really need to escape all of these in JS regexps + var SPECIAL_CHARS = '\\!@#$^&*()+=-[]/{}|:<>?,.'; + for (var i = 0, ii = SPECIAL_CHARS.length; i < ii; ++i) { + pattern = pattern.replace( + new RegExp('\\' + SPECIAL_CHARS[i], 'g'), + '\\' + SPECIAL_CHARS[i] + ); + } + // reduce number of matchers + var EQUIVALENT_MATCHERS = { + A: '%a', + B: '%b', + c: '%a %b %d %H:%M:%S %Y', + D: '%m\\/%d\\/%y', + e: '%d', + F: '%Y-%m-%d', + h: '%b', + R: '%H\\:%M', + r: '%I\\:%M\\:%S\\s%p', + T: '%H\\:%M\\:%S', + x: '%m\\/%d\\/(?:%y|%Y)', + X: '%H\\:%M\\:%S', + }; + // TODO: take care of locale + var DATE_PATTERNS = { + /* weekday name */ a: '(?:Sun(?:day)?)|(?:Mon(?:day)?)|(?:Tue(?:sday)?)|(?:Wed(?:nesday)?)|(?:Thu(?:rsday)?)|(?:Fri(?:day)?)|(?:Sat(?:urday)?)', + /* month name */ b: '(?:Jan(?:uary)?)|(?:Feb(?:ruary)?)|(?:Mar(?:ch)?)|(?:Apr(?:il)?)|May|(?:Jun(?:e)?)|(?:Jul(?:y)?)|(?:Aug(?:ust)?)|(?:Sep(?:tember)?)|(?:Oct(?:ober)?)|(?:Nov(?:ember)?)|(?:Dec(?:ember)?)', + /* century */ C: '\\d\\d', + /* day of month */ d: '0[1-9]|[1-9](?!\\d)|1\\d|2\\d|30|31', + /* hour (24hr) */ H: '\\d(?!\\d)|[0,1]\\d|20|21|22|23', + /* hour (12hr) */ I: '\\d(?!\\d)|0\\d|10|11|12', + /* day of year */ j: '00[1-9]|0?[1-9](?!\\d)|0?[1-9]\\d(?!\\d)|[1,2]\\d\\d|3[0-6]\\d', + /* month */ m: '0[1-9]|[1-9](?!\\d)|10|11|12', + /* minutes */ M: '0\\d|\\d(?!\\d)|[1-5]\\d', + /* whitespace */ n: ' ', + /* AM/PM */ p: 'AM|am|PM|pm|A\\.M\\.|a\\.m\\.|P\\.M\\.|p\\.m\\.', + /* seconds */ S: '0\\d|\\d(?!\\d)|[1-5]\\d|60', + /* week number */ U: '0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53', + /* week number */ W: '0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53', + /* weekday number */ w: '[0-6]', + /* 2-digit year */ y: '\\d\\d', + /* 4-digit year */ Y: '\\d\\d\\d\\d', + /* whitespace */ t: ' ', + /* time zone */ z: 'Z|(?:[\\+\\-]\\d\\d:?(?:\\d\\d)?)', + }; + var MONTH_NUMBERS = { + JAN: 0, + FEB: 1, + MAR: 2, + APR: 3, + MAY: 4, + JUN: 5, + JUL: 6, + AUG: 7, + SEP: 8, + OCT: 9, + NOV: 10, + DEC: 11, + }; + var DAY_NUMBERS_SUN_FIRST = { + SUN: 0, + MON: 1, + TUE: 2, + WED: 3, + THU: 4, + FRI: 5, + SAT: 6, + }; + var DAY_NUMBERS_MON_FIRST = { + MON: 0, + TUE: 1, + WED: 2, + THU: 3, + FRI: 4, + SAT: 5, + SUN: 6, + }; + var capture = []; + var pattern_out = pattern + .replace(/%(.)/g, (m, c) => EQUIVALENT_MATCHERS[c] || m) + .replace(/%(.)/g, (_, c) => { + let pat = DATE_PATTERNS[c]; + if (pat) { + capture.push(c); + return `(${pat})`; + } else { + return c; + } + }) + .replace( + // any number of space or tab characters match zero or more spaces + /\s+/g, + '\\s*' + ); + var matches = new RegExp('^' + pattern_out, 'i').exec( + UTF8ToString(buf) + ); + function initDate() { + function fixup(value, min, max) { + return typeof value != 'number' || isNaN(value) + ? min + : value >= min + ? value <= max + ? value + : max + : min; + } + return { + year: fixup(HEAP32[(tm + 20) >> 2] + 1900, 1970, 9999), + month: fixup(HEAP32[(tm + 16) >> 2], 0, 11), + day: fixup(HEAP32[(tm + 12) >> 2], 1, 31), + hour: fixup(HEAP32[(tm + 8) >> 2], 0, 23), + min: fixup(HEAP32[(tm + 4) >> 2], 0, 59), + sec: fixup(HEAP32[tm >> 2], 0, 59), + gmtoff: 0, + }; + } + if (matches) { + var date = initDate(); + var value; + var getMatch = (symbol) => { + var pos = capture.indexOf(symbol); + // check if symbol appears in regexp + if (pos >= 0) { + // return matched value or null (falsy!) for non-matches + return matches[pos + 1]; + } + return; + }; + // seconds + if ((value = getMatch('S'))) { + date.sec = jstoi_q(value); + } + // minutes + if ((value = getMatch('M'))) { + date.min = jstoi_q(value); + } + // hours + if ((value = getMatch('H'))) { + // 24h clock + date.hour = jstoi_q(value); + } else if ((value = getMatch('I'))) { + // AM/PM clock + var hour = jstoi_q(value); + if ((value = getMatch('p'))) { + hour += value.toUpperCase()[0] === 'P' ? 12 : 0; + } + date.hour = hour; + } + // year + if ((value = getMatch('Y'))) { + // parse from four-digit year + date.year = jstoi_q(value); + } else if ((value = getMatch('y'))) { + // parse from two-digit year... + var year = jstoi_q(value); + if ((value = getMatch('C'))) { + // ...and century + year += jstoi_q(value) * 100; + } else { + // ...and rule-of-thumb + year += year < 69 ? 2e3 : 1900; + } + date.year = year; + } + // month + if ((value = getMatch('m'))) { + // parse from month number + date.month = jstoi_q(value) - 1; + } else if ((value = getMatch('b'))) { + // parse from month name + date.month = + MONTH_NUMBERS[value.substring(0, 3).toUpperCase()] || 0; + } + // day + if ((value = getMatch('d'))) { + // get day of month directly + date.day = jstoi_q(value); + } else if ((value = getMatch('j'))) { + // get day of month from day of year ... + var day = jstoi_q(value); + var leapYear = isLeapYear(date.year); + for (var month = 0; month < 12; ++month) { + var daysUntilMonth = arraySum( + leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, + month - 1 + ); + if ( + day <= + daysUntilMonth + + (leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR)[ + month + ] + ) { + date.day = day - daysUntilMonth; + } + } + } else if ((value = getMatch('a'))) { + // get day of month from weekday ... + var weekDay = value.substring(0, 3).toUpperCase(); + if ((value = getMatch('U'))) { + // ... and week number (Sunday being first day of week) + // Week number of the year (Sunday as the first day of the week) as a decimal number [00,53]. + // All days in a new year preceding the first Sunday are considered to be in week 0. + var weekDayNumber = DAY_NUMBERS_SUN_FIRST[weekDay]; + var weekNumber = jstoi_q(value); + // January 1st + var janFirst = new Date(date.year, 0, 1); + var endDate; + if (janFirst.getDay() === 0) { + // Jan 1st is a Sunday, and, hence in the 1st CW + endDate = addDays( + janFirst, + weekDayNumber + 7 * (weekNumber - 1) + ); + } else { + // Jan 1st is not a Sunday, and, hence still in the 0th CW + endDate = addDays( + janFirst, + 7 - + janFirst.getDay() + + weekDayNumber + + 7 * (weekNumber - 1) + ); + } + date.day = endDate.getDate(); + date.month = endDate.getMonth(); + } else if ((value = getMatch('W'))) { + // ... and week number (Monday being first day of week) + // Week number of the year (Monday as the first day of the week) as a decimal number [00,53]. + // All days in a new year preceding the first Monday are considered to be in week 0. + var weekDayNumber = DAY_NUMBERS_MON_FIRST[weekDay]; + var weekNumber = jstoi_q(value); + // January 1st + var janFirst = new Date(date.year, 0, 1); + var endDate; + if (janFirst.getDay() === 1) { + // Jan 1st is a Monday, and, hence in the 1st CW + endDate = addDays( + janFirst, + weekDayNumber + 7 * (weekNumber - 1) + ); + } else { + // Jan 1st is not a Monday, and, hence still in the 0th CW + endDate = addDays( + janFirst, + 7 - + janFirst.getDay() + + 1 + + weekDayNumber + + 7 * (weekNumber - 1) + ); + } + date.day = endDate.getDate(); + date.month = endDate.getMonth(); + } + } + // time zone + if ((value = getMatch('z'))) { + // GMT offset as either 'Z' or +-HH:MM or +-HH or +-HHMM + if (value.toLowerCase() === 'z') { + date.gmtoff = 0; + } else { + var match = value.match(/^((?:\-|\+)\d\d):?(\d\d)?/); + date.gmtoff = match[1] * 3600; + if (match[2]) { + date.gmtoff += + date.gmtoff > 0 ? match[2] * 60 : -match[2] * 60; + } + } + } + /* tm_sec int seconds after the minute 0-61* tm_min int minutes after the hour 0-59 tm_hour int hours since midnight 0-23 @@ -6640,494 +8233,630 @@ var _strptime = (buf, format, tm) => { tm_yday int days since January 1 0-365 tm_isdst int Daylight Saving Time flag tm_gmtoff long offset from GMT (seconds) - */ var fullDate = new Date(date.year, date.month, date.day, date.hour, date.min, date.sec, 0); - HEAP32[((tm) >> 2)] = fullDate.getSeconds(); - HEAP32[(((tm) + (4)) >> 2)] = fullDate.getMinutes(); - HEAP32[(((tm) + (8)) >> 2)] = fullDate.getHours(); - HEAP32[(((tm) + (12)) >> 2)] = fullDate.getDate(); - HEAP32[(((tm) + (16)) >> 2)] = fullDate.getMonth(); - HEAP32[(((tm) + (20)) >> 2)] = fullDate.getFullYear() - 1900; - HEAP32[(((tm) + (24)) >> 2)] = fullDate.getDay(); - HEAP32[(((tm) + (28)) >> 2)] = arraySum(isLeapYear(fullDate.getFullYear()) ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, fullDate.getMonth() - 1) + fullDate.getDate() - 1; - HEAP32[(((tm) + (32)) >> 2)] = 0; - HEAP32[(((tm) + (36)) >> 2)] = date.gmtoff; - return buf + intArrayFromString(matches[0]).length - 1; - } - return 0; -}; - -function _wasm_close(socketd) { - return PHPWASM.shutdownSocket(socketd, 2); -} - -function _wasm_setsockopt(socketd, level, optionName, optionValuePtr, optionLen) { - const optionValue = HEAPU8[optionValuePtr]; - const SOL_SOCKET = 1; - const SO_KEEPALIVE = 9; - const IPPROTO_TCP = 6; - const TCP_NODELAY = 1; - const isSupported = (level === SOL_SOCKET && optionName === SO_KEEPALIVE) || (level === IPPROTO_TCP && optionName === TCP_NODELAY); - if (!isSupported) { - console.warn(`Unsupported socket option: ${level}, ${optionName}, ${optionValue}`); - return -1; - } - const ws = PHPWASM.getAllWebSockets(socketd)[0]; - if (!ws) { - return -1; - } - ws.setSocketOpt(level, optionName, optionValuePtr); - return 0; -} - -function _wasm_shutdown(socketd, how) { - return PHPWASM.shutdownSocket(socketd, how); -} - -var Asyncify = { - instrumentWasmImports(imports) { - var importPattern = /^(js_open_process|js_waitpid|js_process_status|js_create_input_device|wasm_setsockopt|wasm_shutdown|wasm_close|invoke_.*|__asyncjs__.*)$/; - for (let [x, original] of Object.entries(imports)) { - if (typeof original == "function") { - let isAsyncifyImport = original.isAsync || importPattern.test(x); - if (isAsyncifyImport) { - imports[x] = original = new WebAssembly.Suspending(original); - } - } - } - }, - instrumentWasmExports(exports) { - var exportPattern = /^(wasm_sleep|wasm_read|emscripten_sleep|wasm_sapi_handle_request|wasm_sapi_request_shutdown|wasm_poll_socket|wrap_select|__wrap_select|select|php_pollfd_for|fflush|wasm_popen|wasm_read|wasm_php_exec|run_cli|main|__main_argc_argv)$/; - Asyncify.asyncExports = new Set; - var ret = {}; - for (let [x, original] of Object.entries(exports)) { - if (typeof original == "function") { - let isAsyncifyExport = exportPattern.test(x); - if (isAsyncifyExport) { - Asyncify.asyncExports.add(original); - original = Asyncify.makeAsyncFunction(original); - } - ret[x] = (...args) => original(...args); - } else { - ret[x] = original; - } - } - return ret; - }, - asyncExports: null, - isAsyncExport(func) { - return Asyncify.asyncExports?.has(func); - }, - handleAsync: async startAsync => { - runtimeKeepalivePush(); - try { - return await startAsync(); - } finally { - runtimeKeepalivePop(); - } - }, - handleSleep(startAsync) { - return Asyncify.handleAsync(() => new Promise(startAsync)); - }, - makeAsyncFunction(original) { - return WebAssembly.promising(original); - } -}; - -var getCFunc = ident => { - var func = Module["_" + ident]; - return func; -}; - -var stackSave = () => _emscripten_stack_get_current(); - -var stackRestore = val => __emscripten_stack_restore(val); - -/** - * @param {string|null=} returnType - * @param {Array=} argTypes - * @param {Arguments|Array=} args - * @param {Object=} opts - */ var ccall = (ident, returnType, argTypes, args, opts) => { - var toC = { - "string": str => { - var ret = 0; - if (str !== null && str !== undefined && str !== 0) { - ret = stringToUTF8OnStack(str); - } - return ret; - }, - "array": arr => { - var ret = stackAlloc(arr.length); - writeArrayToMemory(arr, ret); - return ret; - } - }; - function convertReturnValue(ret) { - if (returnType === "string") { - return UTF8ToString(ret); - } - if (returnType === "boolean") return Boolean(ret); - return ret; - } - var func = getCFunc(ident); - var cArgs = []; - var stack = 0; - if (args) { - for (var i = 0; i < args.length; i++) { - var converter = toC[argTypes[i]]; - if (converter) { - if (stack === 0) stack = stackSave(); - cArgs[i] = converter(args[i]); - } else { - cArgs[i] = args[i]; - } - } - } - var ret = func(...cArgs); - function onDone(ret) { - if (stack !== 0) stackRestore(stack); - return convertReturnValue(ret); - } - var asyncMode = opts?.async; - if (asyncMode) return ret.then(onDone); - ret = onDone(ret); - return ret; -}; - -var FS_createPath = FS.createPath; - -var FS_unlink = path => FS.unlink(path); - -var FS_createLazyFile = FS.createLazyFile; - -var FS_createDevice = FS.createDevice; - -FS.createPreloadedFile = FS_createPreloadedFile; - -FS.staticInit(); - -Module["FS_createPath"] = FS.createPath; - -Module["FS_createDataFile"] = FS.createDataFile; - -Module["FS_createPreloadedFile"] = FS.createPreloadedFile; - -Module["FS_unlink"] = FS.unlink; - -Module["FS_createLazyFile"] = FS.createLazyFile; - -Module["FS_createDevice"] = FS.createDevice; - -if (ENVIRONMENT_IS_NODE) { - NODEFS.staticInit(); -} - -PHPWASM.init(); - -var wasmImports = { - /** @export */ SharpYuvConvert: _SharpYuvConvert, - /** @export */ SharpYuvGetConversionMatrix: _SharpYuvGetConversionMatrix, - /** @export */ SharpYuvInit: _SharpYuvInit, - /** @export */ __assert_fail: ___assert_fail, - /** @export */ __asyncjs__js_fd_read: __asyncjs__js_fd_read, - /** @export */ __asyncjs__js_module_onMessage: __asyncjs__js_module_onMessage, - /** @export */ __asyncjs__js_popen_to_file: __asyncjs__js_popen_to_file, - /** @export */ __asyncjs__wasm_poll_socket: __asyncjs__wasm_poll_socket, - /** @export */ __call_sighandler: ___call_sighandler, - /** @export */ __syscall_accept4: ___syscall_accept4, - /** @export */ __syscall_bind: ___syscall_bind, - /** @export */ __syscall_chdir: ___syscall_chdir, - /** @export */ __syscall_chmod: ___syscall_chmod, - /** @export */ __syscall_connect: ___syscall_connect, - /** @export */ __syscall_dup: ___syscall_dup, - /** @export */ __syscall_dup3: ___syscall_dup3, - /** @export */ __syscall_faccessat: ___syscall_faccessat, - /** @export */ __syscall_fallocate: ___syscall_fallocate, - /** @export */ __syscall_fchmod: ___syscall_fchmod, - /** @export */ __syscall_fchown32: ___syscall_fchown32, - /** @export */ __syscall_fchownat: ___syscall_fchownat, - /** @export */ __syscall_fcntl64: ___syscall_fcntl64, - /** @export */ __syscall_fdatasync: ___syscall_fdatasync, - /** @export */ __syscall_fstat64: ___syscall_fstat64, - /** @export */ __syscall_ftruncate64: ___syscall_ftruncate64, - /** @export */ __syscall_getcwd: ___syscall_getcwd, - /** @export */ __syscall_getdents64: ___syscall_getdents64, - /** @export */ __syscall_getpeername: ___syscall_getpeername, - /** @export */ __syscall_getsockname: ___syscall_getsockname, - /** @export */ __syscall_getsockopt: ___syscall_getsockopt, - /** @export */ __syscall_ioctl: ___syscall_ioctl, - /** @export */ __syscall_listen: ___syscall_listen, - /** @export */ __syscall_lstat64: ___syscall_lstat64, - /** @export */ __syscall_mkdirat: ___syscall_mkdirat, - /** @export */ __syscall_newfstatat: ___syscall_newfstatat, - /** @export */ __syscall_openat: ___syscall_openat, - /** @export */ __syscall_pipe: ___syscall_pipe, - /** @export */ __syscall_poll: ___syscall_poll, - /** @export */ __syscall_readlinkat: ___syscall_readlinkat, - /** @export */ __syscall_recvfrom: ___syscall_recvfrom, - /** @export */ __syscall_renameat: ___syscall_renameat, - /** @export */ __syscall_rmdir: ___syscall_rmdir, - /** @export */ __syscall_sendto: ___syscall_sendto, - /** @export */ __syscall_socket: ___syscall_socket, - /** @export */ __syscall_stat64: ___syscall_stat64, - /** @export */ __syscall_statfs64: ___syscall_statfs64, - /** @export */ __syscall_symlink: ___syscall_symlink, - /** @export */ __syscall_unlinkat: ___syscall_unlinkat, - /** @export */ __syscall_utimensat: ___syscall_utimensat, - /** @export */ _abort_js: __abort_js, - /** @export */ _emscripten_get_now_is_monotonic: __emscripten_get_now_is_monotonic, - /** @export */ _emscripten_lookup_name: __emscripten_lookup_name, - /** @export */ _emscripten_memcpy_js: __emscripten_memcpy_js, - /** @export */ _emscripten_runtime_keepalive_clear: __emscripten_runtime_keepalive_clear, - /** @export */ _gmtime_js: __gmtime_js, - /** @export */ _localtime_js: __localtime_js, - /** @export */ _mktime_js: __mktime_js, - /** @export */ _mmap_js: __mmap_js, - /** @export */ _munmap_js: __munmap_js, - /** @export */ _setitimer_js: __setitimer_js, - /** @export */ _tzset_js: __tzset_js, - /** @export */ emscripten_date_now: _emscripten_date_now, - /** @export */ emscripten_get_heap_max: _emscripten_get_heap_max, - /** @export */ emscripten_get_now: _emscripten_get_now, - /** @export */ emscripten_resize_heap: _emscripten_resize_heap, - /** @export */ emscripten_sleep: _emscripten_sleep, - /** @export */ environ_get: _environ_get, - /** @export */ environ_sizes_get: _environ_sizes_get, - /** @export */ exit: _exit, - /** @export */ fd_close: _fd_close, - /** @export */ fd_fdstat_get: _fd_fdstat_get, - /** @export */ fd_read: _fd_read, - /** @export */ fd_seek: _fd_seek, - /** @export */ fd_write: _fd_write, - /** @export */ getaddrinfo: _getaddrinfo, - /** @export */ getnameinfo: _getnameinfo, - /** @export */ getprotobyname: _getprotobyname, - /** @export */ getprotobynumber: _getprotobynumber, - /** @export */ js_create_input_device: _js_create_input_device, - /** @export */ js_open_process: _js_open_process, - /** @export */ js_process_status: _js_process_status, - /** @export */ js_waitpid: _js_waitpid, - /** @export */ proc_exit: _proc_exit, - /** @export */ strftime: _strftime, - /** @export */ strftime_l: _strftime_l, - /** @export */ strptime: _strptime, - /** @export */ wasm_close: _wasm_close, - /** @export */ wasm_setsockopt: _wasm_setsockopt, - /** @export */ wasm_shutdown: _wasm_shutdown -}; - -var wasmExports = createWasm(); - -var ___wasm_call_ctors = () => (___wasm_call_ctors = wasmExports["__wasm_call_ctors"])(); - -var _malloc = a0 => (_malloc = wasmExports["malloc"])(a0); - -var _wasm_read = Module["_wasm_read"] = (a0, a1, a2) => (_wasm_read = Module["_wasm_read"] = wasmExports["wasm_read"])(a0, a1, a2); - -var _php_pollfd_for = Module["_php_pollfd_for"] = (a0, a1, a2) => (_php_pollfd_for = Module["_php_pollfd_for"] = wasmExports["php_pollfd_for"])(a0, a1, a2); - -var _fflush = a0 => (_fflush = wasmExports["fflush"])(a0); - -var _wasm_popen = Module["_wasm_popen"] = (a0, a1) => (_wasm_popen = Module["_wasm_popen"] = wasmExports["wasm_popen"])(a0, a1); - -var _wasm_php_exec = Module["_wasm_php_exec"] = (a0, a1, a2, a3) => (_wasm_php_exec = Module["_wasm_php_exec"] = wasmExports["wasm_php_exec"])(a0, a1, a2, a3); - -var _htons = a0 => (_htons = wasmExports["htons"])(a0); - -var _ntohs = a0 => (_ntohs = wasmExports["ntohs"])(a0); - -var _htonl = a0 => (_htonl = wasmExports["htonl"])(a0); - -var _wasm_sleep = Module["_wasm_sleep"] = a0 => (_wasm_sleep = Module["_wasm_sleep"] = wasmExports["wasm_sleep"])(a0); - -var ___wrap_select = Module["___wrap_select"] = (a0, a1, a2, a3, a4) => (___wrap_select = Module["___wrap_select"] = wasmExports["__wrap_select"])(a0, a1, a2, a3, a4); - -var _wasm_add_cli_arg = Module["_wasm_add_cli_arg"] = a0 => (_wasm_add_cli_arg = Module["_wasm_add_cli_arg"] = wasmExports["wasm_add_cli_arg"])(a0); - -var _run_cli = Module["_run_cli"] = () => (_run_cli = Module["_run_cli"] = wasmExports["run_cli"])(); - -var _wasm_set_sapi_name = Module["_wasm_set_sapi_name"] = a0 => (_wasm_set_sapi_name = Module["_wasm_set_sapi_name"] = wasmExports["wasm_set_sapi_name"])(a0); - -var _wasm_set_phpini_path = Module["_wasm_set_phpini_path"] = a0 => (_wasm_set_phpini_path = Module["_wasm_set_phpini_path"] = wasmExports["wasm_set_phpini_path"])(a0); - -var _wasm_add_SERVER_entry = Module["_wasm_add_SERVER_entry"] = (a0, a1) => (_wasm_add_SERVER_entry = Module["_wasm_add_SERVER_entry"] = wasmExports["wasm_add_SERVER_entry"])(a0, a1); - -var _wasm_add_ENV_entry = Module["_wasm_add_ENV_entry"] = (a0, a1) => (_wasm_add_ENV_entry = Module["_wasm_add_ENV_entry"] = wasmExports["wasm_add_ENV_entry"])(a0, a1); - -var _wasm_set_query_string = Module["_wasm_set_query_string"] = a0 => (_wasm_set_query_string = Module["_wasm_set_query_string"] = wasmExports["wasm_set_query_string"])(a0); - -var _wasm_set_path_translated = Module["_wasm_set_path_translated"] = a0 => (_wasm_set_path_translated = Module["_wasm_set_path_translated"] = wasmExports["wasm_set_path_translated"])(a0); + */ var fullDate = new Date( + date.year, + date.month, + date.day, + date.hour, + date.min, + date.sec, + 0 + ); + HEAP32[tm >> 2] = fullDate.getSeconds(); + HEAP32[(tm + 4) >> 2] = fullDate.getMinutes(); + HEAP32[(tm + 8) >> 2] = fullDate.getHours(); + HEAP32[(tm + 12) >> 2] = fullDate.getDate(); + HEAP32[(tm + 16) >> 2] = fullDate.getMonth(); + HEAP32[(tm + 20) >> 2] = fullDate.getFullYear() - 1900; + HEAP32[(tm + 24) >> 2] = fullDate.getDay(); + HEAP32[(tm + 28) >> 2] = + arraySum( + isLeapYear(fullDate.getFullYear()) + ? MONTH_DAYS_LEAP + : MONTH_DAYS_REGULAR, + fullDate.getMonth() - 1 + ) + + fullDate.getDate() - + 1; + HEAP32[(tm + 32) >> 2] = 0; + HEAP32[(tm + 36) >> 2] = date.gmtoff; + // we need to convert the matched sequence into an integer array to take care of UTF-8 characters > 0x7F + // TODO: not sure that intArrayFromString handles all unicode characters correctly + return buf + intArrayFromString(matches[0]).length - 1; + } + return 0; + }; + + function _wasm_close(socketd) { + return PHPWASM.shutdownSocket(socketd, 2); + } + + function _wasm_setsockopt( + socketd, + level, + optionName, + optionValuePtr, + optionLen + ) { + const optionValue = HEAPU8[optionValuePtr]; + const SOL_SOCKET = 1; + const SO_KEEPALIVE = 9; + const IPPROTO_TCP = 6; + const TCP_NODELAY = 1; + const isSupported = + (level === SOL_SOCKET && optionName === SO_KEEPALIVE) || + (level === IPPROTO_TCP && optionName === TCP_NODELAY); + if (!isSupported) { + console.warn( + `Unsupported socket option: ${level}, ${optionName}, ${optionValue}` + ); + return -1; + } + const ws = PHPWASM.getAllWebSockets(socketd)[0]; + if (!ws) { + return -1; + } + ws.setSocketOpt(level, optionName, optionValuePtr); + return 0; + } + + function _wasm_shutdown(socketd, how) { + return PHPWASM.shutdownSocket(socketd, how); + } + + var Asyncify = { + instrumentWasmImports(imports) { + var importPattern = + /^(js_open_process|js_waitpid|js_process_status|js_create_input_device|wasm_setsockopt|wasm_shutdown|wasm_close|invoke_.*|__asyncjs__.*)$/; + for (let [x, original] of Object.entries(imports)) { + if (typeof original == 'function') { + let isAsyncifyImport = + original.isAsync || importPattern.test(x); + // Wrap async imports with a suspending WebAssembly function. + if (isAsyncifyImport) { + imports[x] = original = new WebAssembly.Suspending( + original + ); + } + } + } + }, + instrumentWasmExports(exports) { + var exportPattern = + /^(wasm_sleep|wasm_read|emscripten_sleep|wasm_sapi_handle_request|wasm_sapi_request_shutdown|wasm_poll_socket|wrap_select|__wrap_select|select|php_pollfd_for|fflush|wasm_popen|wasm_read|wasm_php_exec|run_cli|main|__main_argc_argv)$/; + Asyncify.asyncExports = new Set(); + var ret = {}; + for (let [x, original] of Object.entries(exports)) { + if (typeof original == 'function') { + // Wrap all exports with a promising WebAssembly function. + let isAsyncifyExport = exportPattern.test(x); + if (isAsyncifyExport) { + Asyncify.asyncExports.add(original); + original = Asyncify.makeAsyncFunction(original); + } + ret[x] = (...args) => original(...args); + } else { + ret[x] = original; + } + } + return ret; + }, + asyncExports: null, + isAsyncExport(func) { + return Asyncify.asyncExports?.has(func); + }, + handleAsync: async (startAsync) => { + runtimeKeepalivePush(); + try { + return await startAsync(); + } finally { + runtimeKeepalivePop(); + } + }, + handleSleep(startAsync) { + return Asyncify.handleAsync(() => new Promise(startAsync)); + }, + makeAsyncFunction(original) { + return WebAssembly.promising(original); + }, + }; + + var getCFunc = (ident) => { + var func = Module['_' + ident]; + // closure exported function + return func; + }; + + var writeArrayToMemory = (array, buffer) => { + HEAP8.set(array, buffer); + }; + + var stackSave = () => _emscripten_stack_get_current(); + + var stackRestore = (val) => __emscripten_stack_restore(val); + + /** + * @param {string|null=} returnType + * @param {Array=} argTypes + * @param {Arguments|Array=} args + * @param {Object=} opts + */ var ccall = (ident, returnType, argTypes, args, opts) => { + // For fast lookup of conversion functions + var toC = { + string: (str) => { + var ret = 0; + if (str !== null && str !== undefined && str !== 0) { + // null string + ret = stringToUTF8OnStack(str); + } + return ret; + }, + array: (arr) => { + var ret = stackAlloc(arr.length); + writeArrayToMemory(arr, ret); + return ret; + }, + }; + function convertReturnValue(ret) { + if (returnType === 'string') { + return UTF8ToString(ret); + } + if (returnType === 'boolean') return Boolean(ret); + return ret; + } + var func = getCFunc(ident); + var cArgs = []; + var stack = 0; + if (args) { + for (var i = 0; i < args.length; i++) { + var converter = toC[argTypes[i]]; + if (converter) { + if (stack === 0) stack = stackSave(); + cArgs[i] = converter(args[i]); + } else { + cArgs[i] = args[i]; + } + } + } + var ret = func(...cArgs); + function onDone(ret) { + if (stack !== 0) stackRestore(stack); + return convertReturnValue(ret); + } + var asyncMode = opts?.async; + if (asyncMode) return ret.then(onDone); + ret = onDone(ret); + return ret; + }; + + var FS_createPath = FS.createPath; + + var FS_unlink = (path) => FS.unlink(path); + + var FS_createLazyFile = FS.createLazyFile; + + var FS_createDevice = FS.createDevice; + + FS.createPreloadedFile = FS_createPreloadedFile; + + FS.staticInit(); + + // Set module methods based on EXPORTED_RUNTIME_METHODS + Module['FS_createPath'] = FS.createPath; + + Module['FS_createDataFile'] = FS.createDataFile; + + Module['FS_createPreloadedFile'] = FS.createPreloadedFile; + + Module['FS_unlink'] = FS.unlink; + + Module['FS_createLazyFile'] = FS.createLazyFile; + + Module['FS_createDevice'] = FS.createDevice; + + // This error may happen quite a bit. To avoid overhead we reuse it (and + // suffer a lack of stack info). + MEMFS.doesNotExistError = new FS.ErrnoError(44); + + /** @suppress {checkTypes} */ MEMFS.doesNotExistError.stack = + ''; + + if (ENVIRONMENT_IS_NODE) { + NODEFS.staticInit(); + } + + PHPWASM.init(); + + var wasmImports = { + /** @export */ SharpYuvConvert: _SharpYuvConvert, + /** @export */ SharpYuvGetConversionMatrix: + _SharpYuvGetConversionMatrix, + /** @export */ SharpYuvInit: _SharpYuvInit, + /** @export */ __assert_fail: ___assert_fail, + /** @export */ __asyncjs__js_fd_read, + /** @export */ __asyncjs__js_module_onMessage, + /** @export */ __asyncjs__js_popen_to_file, + /** @export */ __asyncjs__wasm_poll_socket, + /** @export */ __call_sighandler: ___call_sighandler, + /** @export */ __syscall_accept4: ___syscall_accept4, + /** @export */ __syscall_bind: ___syscall_bind, + /** @export */ __syscall_chdir: ___syscall_chdir, + /** @export */ __syscall_chmod: ___syscall_chmod, + /** @export */ __syscall_connect: ___syscall_connect, + /** @export */ __syscall_dup: ___syscall_dup, + /** @export */ __syscall_dup3: ___syscall_dup3, + /** @export */ __syscall_faccessat: ___syscall_faccessat, + /** @export */ __syscall_fallocate: ___syscall_fallocate, + /** @export */ __syscall_fchmod: ___syscall_fchmod, + /** @export */ __syscall_fchown32: ___syscall_fchown32, + /** @export */ __syscall_fchownat: ___syscall_fchownat, + /** @export */ __syscall_fcntl64: ___syscall_fcntl64, + /** @export */ __syscall_fdatasync: ___syscall_fdatasync, + /** @export */ __syscall_fstat64: ___syscall_fstat64, + /** @export */ __syscall_ftruncate64: ___syscall_ftruncate64, + /** @export */ __syscall_getcwd: ___syscall_getcwd, + /** @export */ __syscall_getdents64: ___syscall_getdents64, + /** @export */ __syscall_getpeername: ___syscall_getpeername, + /** @export */ __syscall_getsockname: ___syscall_getsockname, + /** @export */ __syscall_getsockopt: ___syscall_getsockopt, + /** @export */ __syscall_ioctl: ___syscall_ioctl, + /** @export */ __syscall_listen: ___syscall_listen, + /** @export */ __syscall_lstat64: ___syscall_lstat64, + /** @export */ __syscall_mkdirat: ___syscall_mkdirat, + /** @export */ __syscall_newfstatat: ___syscall_newfstatat, + /** @export */ __syscall_openat: ___syscall_openat, + /** @export */ __syscall_pipe: ___syscall_pipe, + /** @export */ __syscall_poll: ___syscall_poll, + /** @export */ __syscall_readlinkat: ___syscall_readlinkat, + /** @export */ __syscall_recvfrom: ___syscall_recvfrom, + /** @export */ __syscall_renameat: ___syscall_renameat, + /** @export */ __syscall_rmdir: ___syscall_rmdir, + /** @export */ __syscall_sendto: ___syscall_sendto, + /** @export */ __syscall_socket: ___syscall_socket, + /** @export */ __syscall_stat64: ___syscall_stat64, + /** @export */ __syscall_statfs64: ___syscall_statfs64, + /** @export */ __syscall_symlinkat: ___syscall_symlinkat, + /** @export */ __syscall_unlinkat: ___syscall_unlinkat, + /** @export */ __syscall_utimensat: ___syscall_utimensat, + /** @export */ _abort_js: __abort_js, + /** @export */ _emscripten_lookup_name: __emscripten_lookup_name, + /** @export */ _emscripten_memcpy_js: __emscripten_memcpy_js, + /** @export */ _emscripten_runtime_keepalive_clear: + __emscripten_runtime_keepalive_clear, + /** @export */ _gmtime_js: __gmtime_js, + /** @export */ _localtime_js: __localtime_js, + /** @export */ _mktime_js: __mktime_js, + /** @export */ _mmap_js: __mmap_js, + /** @export */ _munmap_js: __munmap_js, + /** @export */ _setitimer_js: __setitimer_js, + /** @export */ _tzset_js: __tzset_js, + /** @export */ clock_time_get: _clock_time_get, + /** @export */ emscripten_date_now: _emscripten_date_now, + /** @export */ emscripten_get_heap_max: _emscripten_get_heap_max, + /** @export */ emscripten_get_now: _emscripten_get_now, + /** @export */ emscripten_resize_heap: _emscripten_resize_heap, + /** @export */ emscripten_sleep: _emscripten_sleep, + /** @export */ environ_get: _environ_get, + /** @export */ environ_sizes_get: _environ_sizes_get, + /** @export */ exit: _exit, + /** @export */ fd_close: _fd_close, + /** @export */ fd_fdstat_get: _fd_fdstat_get, + /** @export */ fd_read: _fd_read, + /** @export */ fd_seek: _fd_seek, + /** @export */ fd_write: _fd_write, + /** @export */ getaddrinfo: _getaddrinfo, + /** @export */ getnameinfo: _getnameinfo, + /** @export */ getprotobyname: _getprotobyname, + /** @export */ getprotobynumber: _getprotobynumber, + /** @export */ js_create_input_device: _js_create_input_device, + /** @export */ js_open_process: _js_open_process, + /** @export */ js_process_status: _js_process_status, + /** @export */ js_waitpid: _js_waitpid, + /** @export */ proc_exit: _proc_exit, + /** @export */ strptime: _strptime, + /** @export */ wasm_close: _wasm_close, + /** @export */ wasm_setsockopt: _wasm_setsockopt, + /** @export */ wasm_shutdown: _wasm_shutdown, + }; + + var wasmExports; + + createWasm(); + + var ___wasm_call_ctors = () => + (___wasm_call_ctors = wasmExports['__wasm_call_ctors'])(); + + var _malloc = (a0) => (_malloc = wasmExports['malloc'])(a0); + + var _wasm_read = (Module['_wasm_read'] = (a0, a1, a2) => + (_wasm_read = Module['_wasm_read'] = wasmExports['wasm_read'])( + a0, + a1, + a2 + )); + + var _php_pollfd_for = (Module['_php_pollfd_for'] = (a0, a1, a2) => + (_php_pollfd_for = Module['_php_pollfd_for'] = + wasmExports['php_pollfd_for'])(a0, a1, a2)); + + var _fflush = (a0) => (_fflush = wasmExports['fflush'])(a0); + + var _wasm_popen = (Module['_wasm_popen'] = (a0, a1) => + (_wasm_popen = Module['_wasm_popen'] = wasmExports['wasm_popen'])( + a0, + a1 + )); + + var _wasm_php_exec = (Module['_wasm_php_exec'] = (a0, a1, a2, a3) => + (_wasm_php_exec = Module['_wasm_php_exec'] = + wasmExports['wasm_php_exec'])(a0, a1, a2, a3)); + + var _htons = (a0) => (_htons = wasmExports['htons'])(a0); + + var _ntohs = (a0) => (_ntohs = wasmExports['ntohs'])(a0); + + var _htonl = (a0) => (_htonl = wasmExports['htonl'])(a0); + + var _wasm_sleep = (Module['_wasm_sleep'] = (a0) => + (_wasm_sleep = Module['_wasm_sleep'] = wasmExports['wasm_sleep'])(a0)); + + var ___wrap_select = (Module['___wrap_select'] = (a0, a1, a2, a3, a4) => + (___wrap_select = Module['___wrap_select'] = + wasmExports['__wrap_select'])(a0, a1, a2, a3, a4)); + + var _wasm_add_cli_arg = (Module['_wasm_add_cli_arg'] = (a0) => + (_wasm_add_cli_arg = Module['_wasm_add_cli_arg'] = + wasmExports['wasm_add_cli_arg'])(a0)); + + var _run_cli = (Module['_run_cli'] = () => + (_run_cli = Module['_run_cli'] = wasmExports['run_cli'])()); + + var _wasm_set_sapi_name = (Module['_wasm_set_sapi_name'] = (a0) => + (_wasm_set_sapi_name = Module['_wasm_set_sapi_name'] = + wasmExports['wasm_set_sapi_name'])(a0)); + + var _wasm_set_phpini_path = (Module['_wasm_set_phpini_path'] = (a0) => + (_wasm_set_phpini_path = Module['_wasm_set_phpini_path'] = + wasmExports['wasm_set_phpini_path'])(a0)); + + var _wasm_add_SERVER_entry = (Module['_wasm_add_SERVER_entry'] = (a0, a1) => + (_wasm_add_SERVER_entry = Module['_wasm_add_SERVER_entry'] = + wasmExports['wasm_add_SERVER_entry'])(a0, a1)); + + var _wasm_add_ENV_entry = (Module['_wasm_add_ENV_entry'] = (a0, a1) => + (_wasm_add_ENV_entry = Module['_wasm_add_ENV_entry'] = + wasmExports['wasm_add_ENV_entry'])(a0, a1)); + + var _wasm_set_query_string = (Module['_wasm_set_query_string'] = (a0) => + (_wasm_set_query_string = Module['_wasm_set_query_string'] = + wasmExports['wasm_set_query_string'])(a0)); + + var _wasm_set_path_translated = (Module['_wasm_set_path_translated'] = ( + a0 + ) => + (_wasm_set_path_translated = Module['_wasm_set_path_translated'] = + wasmExports['wasm_set_path_translated'])(a0)); -var _wasm_set_skip_shebang = Module["_wasm_set_skip_shebang"] = a0 => (_wasm_set_skip_shebang = Module["_wasm_set_skip_shebang"] = wasmExports["wasm_set_skip_shebang"])(a0); + var _wasm_set_skip_shebang = (Module['_wasm_set_skip_shebang'] = (a0) => + (_wasm_set_skip_shebang = Module['_wasm_set_skip_shebang'] = + wasmExports['wasm_set_skip_shebang'])(a0)); -var _wasm_set_request_uri = Module["_wasm_set_request_uri"] = a0 => (_wasm_set_request_uri = Module["_wasm_set_request_uri"] = wasmExports["wasm_set_request_uri"])(a0); + var _wasm_set_request_uri = (Module['_wasm_set_request_uri'] = (a0) => + (_wasm_set_request_uri = Module['_wasm_set_request_uri'] = + wasmExports['wasm_set_request_uri'])(a0)); -var _wasm_set_request_method = Module["_wasm_set_request_method"] = a0 => (_wasm_set_request_method = Module["_wasm_set_request_method"] = wasmExports["wasm_set_request_method"])(a0); + var _wasm_set_request_method = (Module['_wasm_set_request_method'] = (a0) => + (_wasm_set_request_method = Module['_wasm_set_request_method'] = + wasmExports['wasm_set_request_method'])(a0)); -var _wasm_set_request_host = Module["_wasm_set_request_host"] = a0 => (_wasm_set_request_host = Module["_wasm_set_request_host"] = wasmExports["wasm_set_request_host"])(a0); + var _wasm_set_request_host = (Module['_wasm_set_request_host'] = (a0) => + (_wasm_set_request_host = Module['_wasm_set_request_host'] = + wasmExports['wasm_set_request_host'])(a0)); -var _wasm_set_content_type = Module["_wasm_set_content_type"] = a0 => (_wasm_set_content_type = Module["_wasm_set_content_type"] = wasmExports["wasm_set_content_type"])(a0); + var _wasm_set_content_type = (Module['_wasm_set_content_type'] = (a0) => + (_wasm_set_content_type = Module['_wasm_set_content_type'] = + wasmExports['wasm_set_content_type'])(a0)); -var _wasm_set_request_body = Module["_wasm_set_request_body"] = a0 => (_wasm_set_request_body = Module["_wasm_set_request_body"] = wasmExports["wasm_set_request_body"])(a0); + var _wasm_set_request_body = (Module['_wasm_set_request_body'] = (a0) => + (_wasm_set_request_body = Module['_wasm_set_request_body'] = + wasmExports['wasm_set_request_body'])(a0)); -var _wasm_set_content_length = Module["_wasm_set_content_length"] = a0 => (_wasm_set_content_length = Module["_wasm_set_content_length"] = wasmExports["wasm_set_content_length"])(a0); + var _wasm_set_content_length = (Module['_wasm_set_content_length'] = (a0) => + (_wasm_set_content_length = Module['_wasm_set_content_length'] = + wasmExports['wasm_set_content_length'])(a0)); -var _wasm_set_cookies = Module["_wasm_set_cookies"] = a0 => (_wasm_set_cookies = Module["_wasm_set_cookies"] = wasmExports["wasm_set_cookies"])(a0); + var _wasm_set_cookies = (Module['_wasm_set_cookies'] = (a0) => + (_wasm_set_cookies = Module['_wasm_set_cookies'] = + wasmExports['wasm_set_cookies'])(a0)); -var _wasm_set_request_port = Module["_wasm_set_request_port"] = a0 => (_wasm_set_request_port = Module["_wasm_set_request_port"] = wasmExports["wasm_set_request_port"])(a0); + var _wasm_set_request_port = (Module['_wasm_set_request_port'] = (a0) => + (_wasm_set_request_port = Module['_wasm_set_request_port'] = + wasmExports['wasm_set_request_port'])(a0)); -var _wasm_sapi_request_shutdown = Module["_wasm_sapi_request_shutdown"] = () => (_wasm_sapi_request_shutdown = Module["_wasm_sapi_request_shutdown"] = wasmExports["wasm_sapi_request_shutdown"])(); + var _wasm_sapi_request_shutdown = (Module['_wasm_sapi_request_shutdown'] = + () => + (_wasm_sapi_request_shutdown = Module[ + '_wasm_sapi_request_shutdown' + ] = + wasmExports['wasm_sapi_request_shutdown'])()); -var _wasm_sapi_handle_request = Module["_wasm_sapi_handle_request"] = () => (_wasm_sapi_handle_request = Module["_wasm_sapi_handle_request"] = wasmExports["wasm_sapi_handle_request"])(); + var _wasm_sapi_handle_request = (Module['_wasm_sapi_handle_request'] = () => + (_wasm_sapi_handle_request = Module['_wasm_sapi_handle_request'] = + wasmExports['wasm_sapi_handle_request'])()); -var _php_wasm_init = Module["_php_wasm_init"] = () => (_php_wasm_init = Module["_php_wasm_init"] = wasmExports["php_wasm_init"])(); + var _php_wasm_init = (Module['_php_wasm_init'] = () => + (_php_wasm_init = Module['_php_wasm_init'] = + wasmExports['php_wasm_init'])()); -var _wasm_free = Module["_wasm_free"] = a0 => (_wasm_free = Module["_wasm_free"] = wasmExports["wasm_free"])(a0); - -var ___funcs_on_exit = () => (___funcs_on_exit = wasmExports["__funcs_on_exit"])(); - -var _emscripten_builtin_memalign = (a0, a1) => (_emscripten_builtin_memalign = wasmExports["emscripten_builtin_memalign"])(a0, a1); - -var __emscripten_timeout = (a0, a1) => (__emscripten_timeout = wasmExports["_emscripten_timeout"])(a0, a1); - -var ___trap = () => (___trap = wasmExports["__trap"])(); - -var __emscripten_tempret_set = a0 => (__emscripten_tempret_set = wasmExports["_emscripten_tempret_set"])(a0); - -var __emscripten_stack_restore = a0 => (__emscripten_stack_restore = wasmExports["_emscripten_stack_restore"])(a0); - -var __emscripten_stack_alloc = a0 => (__emscripten_stack_alloc = wasmExports["_emscripten_stack_alloc"])(a0); - -var _emscripten_stack_get_current = () => (_emscripten_stack_get_current = wasmExports["emscripten_stack_get_current"])(); - -var dynCall_vi = Module["dynCall_vi"] = (a0, a1) => (dynCall_vi = Module["dynCall_vi"] = wasmExports["dynCall_vi"])(a0, a1); - -Module["addRunDependency"] = addRunDependency; - -Module["removeRunDependency"] = removeRunDependency; - -Module["wasmExports"] = wasmExports; - -Module["ccall"] = ccall; - -Module["FS_createPreloadedFile"] = FS_createPreloadedFile; - -Module["FS_unlink"] = FS_unlink; - -Module["FS_createPath"] = FS_createPath; - -Module["FS_createDevice"] = FS_createDevice; - -Module["FS_createDataFile"] = FS_createDataFile; - -Module["FS_createLazyFile"] = FS_createLazyFile; - -Module["PROXYFS"] = PROXYFS; - -var calledRun; - -dependenciesFulfilled = function runCaller() { - if (!calledRun) run(); - if (!calledRun) dependenciesFulfilled = runCaller; -}; - -function run() { - if (runDependencies > 0) { - return; - } - preRun(); - if (runDependencies > 0) { - return; - } - function doRun() { - if (calledRun) return; - calledRun = true; - Module["calledRun"] = true; - if (ABORT) return; - initRuntime(); - if (Module["onRuntimeInitialized"]) Module["onRuntimeInitialized"](); - postRun(); - } - if (Module["setStatus"]) { - Module["setStatus"]("Running..."); - setTimeout(function() { - setTimeout(function() { - Module["setStatus"](""); - }, 1); - doRun(); - }, 1); - } else { - doRun(); - } -} - -if (Module["preInit"]) { - if (typeof Module["preInit"] == "function") Module["preInit"] = [ Module["preInit"] ]; - while (Module["preInit"].length > 0) { - Module["preInit"].pop()(); - } -} - -run(); -/** - * Emscripten resolves `localhost` to a random IP address. Let's - * make it always resolve to 127.0.0.1. - */ -DNS.address_map.addrs.localhost = '127.0.0.1'; - -/** - * Debugging Asyncify errors is tricky because the stack trace is lost when the - * error is thrown. This code saves the stack trace in a global variable - * so that it can be inspected later. - */ -PHPLoader.debug = 'debug' in PHPLoader ? PHPLoader.debug : true; -if (PHPLoader.debug && typeof Asyncify !== "undefined") { - const originalHandleSleep = Asyncify.handleSleep; - Asyncify.handleSleep = function (startAsync) { - if (!ABORT) { - Module["lastAsyncifyStackSource"] = new Error(); - } - return originalHandleSleep(startAsync); - } -} - -/** - * Data dependencies call removeRunDependency() when they are loaded. - * The synchronous call stack then continues to run. If an error occurs - * in PHP initialization, e.g. Out Of Memory error, it will not be - * caught by any try/catch. This override propagates the failure to - * PHPLoader.onAbort() so that it can be handled. - */ -const originalRemoveRunDependency = PHPLoader['removeRunDependency']; -PHPLoader['removeRunDependency'] = function (...args) { - try { - originalRemoveRunDependency(...args); - } catch (e) { - PHPLoader['onAbort'](e); - } -} + var _wasm_free = (Module['_wasm_free'] = (a0) => + (_wasm_free = Module['_wasm_free'] = wasmExports['wasm_free'])(a0)); -/** - * Other exports live in the Dockerfile in: - * - * * EXPORTED_RUNTIME_METHODS - * * EXPORTED_FUNCTIONS - * - * These exports, however, live in here because: - * - * * Listing them in EXPORTED_RUNTIME_METHODS doesn't actually - * export them. This could be a bug in Emscripten or a consequence of - * that option being deprecated. - * * Listing them in EXPORTED_FUNCTIONS works, but they are overridden - * on every `BasePHP.run()` call. This is a problem because we want to - * spy on these calls in some unit tests. - * - * Therefore, we export them here. - */ -PHPLoader['malloc'] = _malloc; -PHPLoader['free'] = typeof _free === 'function' ? _free : PHPLoader['_wasm_free']; - -return PHPLoader; - -// Close the opening bracket from esm-prefix.js: + var ___funcs_on_exit = () => + (___funcs_on_exit = wasmExports['__funcs_on_exit'])(); + + var _emscripten_builtin_memalign = (a0, a1) => + (_emscripten_builtin_memalign = + wasmExports['emscripten_builtin_memalign'])(a0, a1); + + var __emscripten_timeout = (a0, a1) => + (__emscripten_timeout = wasmExports['_emscripten_timeout'])(a0, a1); + + var ___trap = () => (___trap = wasmExports['__trap'])(); + + var __emscripten_tempret_set = (a0) => + (__emscripten_tempret_set = wasmExports['_emscripten_tempret_set'])(a0); + + var __emscripten_stack_restore = (a0) => + (__emscripten_stack_restore = wasmExports['_emscripten_stack_restore'])( + a0 + ); + + var __emscripten_stack_alloc = (a0) => + (__emscripten_stack_alloc = wasmExports['_emscripten_stack_alloc'])(a0); + + var _emscripten_stack_get_current = () => + (_emscripten_stack_get_current = + wasmExports['emscripten_stack_get_current'])(); + + var dynCall_vi = (Module['dynCall_vi'] = (a0, a1) => + (dynCall_vi = Module['dynCall_vi'] = wasmExports['dynCall_vi'])( + a0, + a1 + )); + + // include: postamble.js + // === Auto-generated postamble setup entry stuff === + Module['addRunDependency'] = addRunDependency; + + Module['removeRunDependency'] = removeRunDependency; + + Module['wasmExports'] = wasmExports; + + Module['ccall'] = ccall; + + Module['FS_createPreloadedFile'] = FS_createPreloadedFile; + + Module['FS_unlink'] = FS_unlink; + + Module['FS_createPath'] = FS_createPath; + + Module['FS_createDevice'] = FS_createDevice; + + Module['FS_createDataFile'] = FS_createDataFile; + + Module['FS_createLazyFile'] = FS_createLazyFile; + + Module['PROXYFS'] = PROXYFS; + + var calledRun; + + dependenciesFulfilled = function runCaller() { + // If run has never been called, and we should call run (INVOKE_RUN is true, and Module.noInitialRun is not false) + if (!calledRun) run(); + if (!calledRun) dependenciesFulfilled = runCaller; + }; + + // try this again later, after new deps are fulfilled + function run() { + if (runDependencies > 0) { + return; + } + preRun(); + // a preRun added a dependency, run will be called later + if (runDependencies > 0) { + return; + } + function doRun() { + // run may have just been called through dependencies being fulfilled just in this very frame, + // or while the async setStatus time below was happening + if (calledRun) return; + calledRun = true; + Module['calledRun'] = true; + if (ABORT) return; + initRuntime(); + Module['onRuntimeInitialized']?.(); + postRun(); + } + if (Module['setStatus']) { + Module['setStatus']('Running...'); + setTimeout(() => { + setTimeout(() => Module['setStatus'](''), 1); + doRun(); + }, 1); + } else { + doRun(); + } + } + + if (Module['preInit']) { + if (typeof Module['preInit'] == 'function') + Module['preInit'] = [Module['preInit']]; + while (Module['preInit'].length > 0) { + Module['preInit'].pop()(); + } + } + + run(); + /** + * Emscripten resolves `localhost` to a random IP address. Let's + * make it always resolve to 127.0.0.1. + */ + DNS.address_map.addrs.localhost = '127.0.0.1'; + + /** + * Debugging Asyncify errors is tricky because the stack trace is lost when the + * error is thrown. This code saves the stack trace in a global variable + * so that it can be inspected later. + */ + PHPLoader.debug = 'debug' in PHPLoader ? PHPLoader.debug : true; + if (PHPLoader.debug && typeof Asyncify !== 'undefined') { + const originalHandleSleep = Asyncify.handleSleep; + Asyncify.handleSleep = function (startAsync) { + if (!ABORT) { + Module['lastAsyncifyStackSource'] = new Error(); + } + return originalHandleSleep(startAsync); + }; + } + + /** + * Data dependencies call removeRunDependency() when they are loaded. + * The synchronous call stack then continues to run. If an error occurs + * in PHP initialization, e.g. Out Of Memory error, it will not be + * caught by any try/catch. This override propagates the failure to + * PHPLoader.onAbort() so that it can be handled. + */ + const originalRemoveRunDependency = PHPLoader['removeRunDependency']; + PHPLoader['removeRunDependency'] = function (...args) { + try { + originalRemoveRunDependency(...args); + } catch (e) { + PHPLoader['onAbort'](e); + } + }; + + /** + * Other exports live in the Dockerfile in: + * + * * EXPORTED_RUNTIME_METHODS + * * EXPORTED_FUNCTIONS + * + * These exports, however, live in here because: + * + * * Listing them in EXPORTED_RUNTIME_METHODS doesn't actually + * export them. This could be a bug in Emscripten or a consequence of + * that option being deprecated. + * * Listing them in EXPORTED_FUNCTIONS works, but they are overridden + * on every `BasePHP.run()` call. This is a problem because we want to + * spy on these calls in some unit tests. + * + * Therefore, we export them here. + */ + PHPLoader['malloc'] = _malloc; + PHPLoader['free'] = + typeof _free === 'function' ? _free : PHPLoader['_wasm_free']; + + return PHPLoader; + + // Close the opening bracket from esm-prefix.js: } diff --git a/packages/php-wasm/node/jspi/php_8_0.js b/packages/php-wasm/node/jspi/php_8_0.js index 9089f18a25..29b1c8985f 100644 --- a/packages/php-wasm/node/jspi/php_8_0.js +++ b/packages/php-wasm/node/jspi/php_8_0.js @@ -1,6652 +1,8248 @@ -const dependencyFilename = __dirname + '/8_0_30/php_8_0.wasm'; -export { dependencyFilename }; -export const dependenciesTotalSize = 14262455; +const dependencyFilename = __dirname + '/8_0_30/php_8_0.wasm'; +export { dependencyFilename }; +export const dependenciesTotalSize = 14251226; export function init(RuntimeName, PHPLoader) { - /** - * Overrides Emscripten's default ExitStatus object which gets - * thrown on failure. Unfortunately, the default object is not - * a subclass of Error and does not provide any stack trace. - * - * This is a deliberate behavior on Emscripten's end to prevent - * memory leaks after the program exits. See: - * - * https://github.com/emscripten-core/emscripten/pull/9108 - * - * In case of WordPress Playground, the worker in which the PHP - * runs will typically exit after the PHP program finishes, so - * we don't have to worry about memory leaks. - * - * As for assigning to a previously undeclared ExitStatus variable here, - * the Emscripten module declares `ExitStatus` as `function ExitStatus` - * which means it gets hoisted to the top of the scope and can be - * reassigned here – before the actual declaration is reached. - * - * If that sounds weird, try this example: - * - * ExitStatus = () => { console.log("reassigned"); } - * function ExitStatus() {} - * ExitStatus(); - * // logs "reassigned" - */ - ExitStatus = class PHPExitStatus extends Error { - constructor(status) { - super(status); - this.name = "ExitStatus"; - this.message = "Program terminated with exit(" + status + ")"; - this.status = status; - } - } - - // The rest of the code comes from the built php.js file and esm-suffix.js -var Module = typeof PHPLoader != "undefined" ? PHPLoader : {}; - -var ENVIRONMENT_IS_WORKER=RuntimeName==="WORKER"; - -var ENVIRONMENT_IS_NODE=RuntimeName==="NODE"; - -if (ENVIRONMENT_IS_NODE) {} - -var moduleOverrides = Object.assign({}, Module); - -var arguments_ = []; - -var thisProgram = "./this.program"; - -var quit_ = (status, toThrow) => { - throw toThrow; -}; - -var scriptDirectory = ""; - -function locateFile(path) { - if (Module["locateFile"]) { - return Module["locateFile"](path, scriptDirectory); - } - return scriptDirectory + path; -} - -var read_, readAsync, readBinary; - -if (ENVIRONMENT_IS_NODE) { - var fs = require("fs"); - var nodePath = require("path"); - scriptDirectory = __dirname + "/"; - read_ = (filename, binary) => { - filename = isFileURI(filename) ? new URL(filename) : nodePath.normalize(filename); - return fs.readFileSync(filename, binary ? undefined : "utf8"); - }; - readBinary = filename => { - var ret = read_(filename, true); - if (!ret.buffer) { - ret = new Uint8Array(ret); - } - return ret; - }; - readAsync = (filename, onload, onerror, binary = true) => { - filename = isFileURI(filename) ? new URL(filename) : nodePath.normalize(filename); - fs.readFile(filename, binary ? undefined : "utf8", (err, data) => { - if (err) onerror(err); else onload(binary ? data.buffer : data); - }); - }; - if (!Module["thisProgram"] && process.argv.length > 1) { - thisProgram = process.argv[1].replace(/\\/g, "/"); - } - arguments_ = process.argv.slice(2); - if (typeof module != "undefined") { - module["exports"] = Module; - } - quit_ = (status, toThrow) => { - process.exitCode = status; - throw toThrow; - }; -} else {} - -var out = Module["print"] || console.log.bind(console); - -var err = Module["printErr"] || console.error.bind(console); - -Object.assign(Module, moduleOverrides); - -moduleOverrides = null; - -if (Module["arguments"]) arguments_ = Module["arguments"]; - -if (Module["thisProgram"]) thisProgram = Module["thisProgram"]; - -if (Module["quit"]) quit_ = Module["quit"]; - -var wasmBinary; - -if (Module["wasmBinary"]) wasmBinary = Module["wasmBinary"]; - -var wasmMemory; - -var ABORT = false; - -var EXITSTATUS; - -/** @type {function(*, string=)} */ function assert(condition, text) { - if (!condition) { - abort(text); - } -} - -var /** @type {!Int8Array} */ HEAP8, /** @type {!Uint8Array} */ HEAPU8, /** @type {!Int16Array} */ HEAP16, /** @type {!Uint16Array} */ HEAPU16, /** @type {!Int32Array} */ HEAP32, /** @type {!Uint32Array} */ HEAPU32, /** @type {!Float32Array} */ HEAPF32, /** @type {!Float64Array} */ HEAPF64; - -function updateMemoryViews() { - var b = wasmMemory.buffer; - Module["HEAP8"] = HEAP8 = new Int8Array(b); - Module["HEAP16"] = HEAP16 = new Int16Array(b); - Module["HEAPU8"] = HEAPU8 = new Uint8Array(b); - Module["HEAPU16"] = HEAPU16 = new Uint16Array(b); - Module["HEAP32"] = HEAP32 = new Int32Array(b); - Module["HEAPU32"] = HEAPU32 = new Uint32Array(b); - Module["HEAPF32"] = HEAPF32 = new Float32Array(b); - Module["HEAPF64"] = HEAPF64 = new Float64Array(b); -} - -var __ATPRERUN__ = []; - -var __ATINIT__ = []; - -var __ATEXIT__ = []; - -var __ATPOSTRUN__ = []; - -var runtimeInitialized = false; - -var runtimeExited = false; - -function preRun() { - if (Module["preRun"]) { - if (typeof Module["preRun"] == "function") Module["preRun"] = [ Module["preRun"] ]; - while (Module["preRun"].length) { - addOnPreRun(Module["preRun"].shift()); - } - } - callRuntimeCallbacks(__ATPRERUN__); -} - -function initRuntime() { - runtimeInitialized = true; - SOCKFS.root = FS.mount(SOCKFS, {}, null); - if (!Module["noFSInit"] && !FS.init.initialized) FS.init(); - FS.ignorePermissions = false; - TTY.init(); - PIPEFS.root = FS.mount(PIPEFS, {}, null); - callRuntimeCallbacks(__ATINIT__); -} - -function exitRuntime() { - ___funcs_on_exit(); - callRuntimeCallbacks(__ATEXIT__); - FS.quit(); - TTY.shutdown(); - runtimeExited = true; -} - -function postRun() { - if (Module["postRun"]) { - if (typeof Module["postRun"] == "function") Module["postRun"] = [ Module["postRun"] ]; - while (Module["postRun"].length) { - addOnPostRun(Module["postRun"].shift()); - } - } - callRuntimeCallbacks(__ATPOSTRUN__); -} - -function addOnPreRun(cb) { - __ATPRERUN__.unshift(cb); -} - -function addOnInit(cb) { - __ATINIT__.unshift(cb); -} - -function addOnPostRun(cb) { - __ATPOSTRUN__.unshift(cb); -} - -var runDependencies = 0; - -var runDependencyWatcher = null; - -var dependenciesFulfilled = null; - -function getUniqueRunDependency(id) { - return id; -} - -function addRunDependency(id) { - runDependencies++; - Module["monitorRunDependencies"]?.(runDependencies); -} - -function removeRunDependency(id) { - runDependencies--; - Module["monitorRunDependencies"]?.(runDependencies); - if (runDependencies == 0) { - if (runDependencyWatcher !== null) { - clearInterval(runDependencyWatcher); - runDependencyWatcher = null; - } - if (dependenciesFulfilled) { - var callback = dependenciesFulfilled; - dependenciesFulfilled = null; - callback(); - } - } -} - -/** @param {string|number=} what */ function abort(what) { - Module["onAbort"]?.(what); - what = "Aborted(" + what + ")"; - err(what); - ABORT = true; - EXITSTATUS = 1; - what += ". Build with -sASSERTIONS for more info."; - if (runtimeInitialized) { - ___trap(); - } - /** @suppress {checkTypes} */ var e = new WebAssembly.RuntimeError(what); - throw e; -} - -var dataURIPrefix = "data:application/octet-stream;base64,"; - -/** - * Indicates whether filename is a base64 data URI. - * @noinline - */ var isDataURI = filename => filename.startsWith(dataURIPrefix); - -/** - * Indicates whether filename is delivered via file protocol (as opposed to http/https) - * @noinline - */ var isFileURI = filename => filename.startsWith("file://"); - -function findWasmBinary() { - var f = dependencyFilename; - if (!isDataURI(f)) { - return locateFile(f); - } - return f; -} - -var wasmBinaryFile; - -function getBinarySync(file) { - if (file == wasmBinaryFile && wasmBinary) { - return new Uint8Array(wasmBinary); - } - if (readBinary) { - return readBinary(file); - } - throw "both async and sync fetching of the wasm failed"; -} - -function getBinaryPromise(binaryFile) { - if (!wasmBinary) { - return new Promise((resolve, reject) => { - readAsync(binaryFile, response => resolve(new Uint8Array(/** @type{!ArrayBuffer} */ (response))), error => { - try { - resolve(getBinarySync(binaryFile)); - } catch (e) { - reject(e); - } - }); - }); - } - return Promise.resolve().then(() => getBinarySync(binaryFile)); -} - -function instantiateArrayBuffer(binaryFile, imports, receiver) { - return getBinaryPromise(binaryFile).then(binary => WebAssembly.instantiate(binary, imports)).then(receiver, reason => { - err(`failed to asynchronously prepare wasm: ${reason}`); - abort(reason); - }); -} - -function instantiateAsync(binary, binaryFile, imports, callback) { - if (!binary && typeof WebAssembly.instantiateStreaming == "function" && !isDataURI(binaryFile) && !ENVIRONMENT_IS_NODE && typeof fetch == "function") { - return fetch(binaryFile, { - credentials: "same-origin" - }).then(response => { - /** @suppress {checkTypes} */ var result = WebAssembly.instantiateStreaming(response, imports); - return result.then(callback, function(reason) { - err(`wasm streaming compile failed: ${reason}`); - err("falling back to ArrayBuffer instantiation"); - return instantiateArrayBuffer(binaryFile, imports, callback); - }); - }); - } - return instantiateArrayBuffer(binaryFile, imports, callback); -} - -function getWasmImports() { - Asyncify.instrumentWasmImports(wasmImports); - return { - "env": wasmImports, - "wasi_snapshot_preview1": wasmImports - }; -} - -function createWasm() { - var info = getWasmImports(); - /** @param {WebAssembly.Module=} module*/ function receiveInstance(instance, module) { - wasmExports = instance.exports; - wasmExports = Asyncify.instrumentWasmExports(wasmExports); - Module["wasmExports"] = wasmExports; - wasmMemory = wasmExports["memory"]; - updateMemoryViews(); - wasmTable = wasmExports["__indirect_function_table"]; - addOnInit(wasmExports["__wasm_call_ctors"]); - removeRunDependency("wasm-instantiate"); - return wasmExports; - } - addRunDependency("wasm-instantiate"); - function receiveInstantiationResult(result) { - receiveInstance(result["instance"]); - } - if (Module["instantiateWasm"]) { - try { - return Module["instantiateWasm"](info, receiveInstance); - } catch (e) { - err(`Module.instantiateWasm callback failed with error: ${e}`); - return false; - } - } - if (!wasmBinaryFile) wasmBinaryFile = findWasmBinary(); - instantiateAsync(wasmBinary, wasmBinaryFile, info, receiveInstantiationResult); - return {}; -} - -var tempDouble; - -var tempI64; - -function __asyncjs__js_popen_to_file(command, mode, exitCodePtr) { - return Asyncify.handleAsync(async () => { - const returnCallback = resolver => new Promise(resolver); - if (!command) return 1; - const cmdstr = UTF8ToString(command); - if (!cmdstr.length) return 0; - const modestr = UTF8ToString(mode); - if (!modestr.length) return 0; - if (modestr === "w") { - console.error('popen($cmd, "w") is not implemented yet'); - } - return returnCallback(async wakeUp => { - let cp; - try { - cp = PHPWASM.spawnProcess(cmdstr, []); - if (cp instanceof Promise) { - cp = await cp; - } - } catch (e) { - console.error(e); - if (e.code === "SPAWN_UNSUPPORTED") { - return 1; - } - throw e; - } - const outByteArrays = []; - cp.stdout.on("data", function(data) { - outByteArrays.push(data); - }); - const outputPath = "/tmp/popen_output"; - cp.on("exit", function(exitCode) { - const outBytes = new Uint8Array(outByteArrays.reduce((acc, curr) => acc + curr.length, 0)); - let offset = 0; - for (const byteArray of outByteArrays) { - outBytes.set(byteArray, offset); - offset += byteArray.length; - } - FS.writeFile(outputPath, outBytes); - HEAPU8[exitCodePtr] = exitCode; - wakeUp(allocateUTF8OnStack(outputPath)); - }); - }); - }); -} - -__asyncjs__js_popen_to_file.sig = "iiii"; - -function __asyncjs__wasm_poll_socket(socketd, events, timeout) { - return Asyncify.handleAsync(async () => { - const returnCallback = resolver => new Promise(resolver); - const POLLIN = 1; - const POLLPRI = 2; - const POLLOUT = 4; - const POLLERR = 8; - const POLLHUP = 16; - const POLLNVAL = 32; - return returnCallback(wakeUp => { - const polls = []; - if (socketd in PHPWASM.child_proc_by_fd) { - const procInfo = PHPWASM.child_proc_by_fd[socketd]; - if (procInfo.exited) { - wakeUp(0); - return; - } - polls.push(PHPWASM.awaitEvent(procInfo.stdout, "data")); - } else if (FS.isSocket(FS.getStream(socketd)?.node.mode)) { - const sock = getSocketFromFD(socketd); - if (!sock) { - wakeUp(0); - return; - } - const lookingFor = new Set; - if (events & POLLIN || events & POLLPRI) { - if (sock.server) { - for (const client of sock.pending) { - if ((client.recv_queue || []).length > 0) { - wakeUp(1); - return; - } - } - } else if ((sock.recv_queue || []).length > 0) { - wakeUp(1); - return; - } - } - const webSockets = PHPWASM.getAllWebSockets(sock); - if (!webSockets.length) { - wakeUp(0); - return; - } - for (const ws of webSockets) { - if (events & POLLIN || events & POLLPRI) { - polls.push(PHPWASM.awaitData(ws)); - lookingFor.add("POLLIN"); - } - if (events & POLLOUT) { - polls.push(PHPWASM.awaitConnection(ws)); - lookingFor.add("POLLOUT"); - } - if (events & POLLHUP) { - polls.push(PHPWASM.awaitClose(ws)); - lookingFor.add("POLLHUP"); - } - if (events & POLLERR || events & POLLNVAL) { - polls.push(PHPWASM.awaitError(ws)); - lookingFor.add("POLLERR"); - } - } - } else { - setTimeout(function() { - wakeUp(1); - }, timeout); - return; - } - if (polls.length === 0) { - console.warn("Unsupported poll event " + events + ", defaulting to setTimeout()."); - setTimeout(function() { - wakeUp(0); - }, timeout); - return; - } - const promises = polls.map(([promise]) => promise); - const clearPolling = () => polls.forEach(([, clear]) => clear()); - let awaken = false; - let timeoutId; - Promise.race(promises).then(function(results) { - if (!awaken) { - awaken = true; - wakeUp(1); - if (timeoutId) { - clearTimeout(timeoutId); - } - clearPolling(); - } - }); - if (timeout !== -1) { - timeoutId = setTimeout(function() { - if (!awaken) { - awaken = true; - wakeUp(0); - clearPolling(); - } - }, timeout); - } - }); - }); -} - -__asyncjs__wasm_poll_socket.sig = "iiii"; - -function __asyncjs__js_fd_read(fd, iov, iovcnt, pnum) { - return Asyncify.handleAsync(async () => { - const returnCallback = resolver => new Promise(resolver); - if (Asyncify?.State?.Normal === undefined || Asyncify?.state === Asyncify?.State?.Normal) { - var returnCode; - var stream; - let num = 0; - try { - stream = SYSCALLS.getStreamFromFD(fd); - const num = doReadv(stream, iov, iovcnt); - HEAPU32[pnum >> 2] = num; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) { - throw e; - } - if (e.errno !== 6 || !(stream?.fd in PHPWASM.child_proc_by_fd)) { - HEAPU32[pnum >> 2] = 0; - return returnCode; - } - } - } - return returnCallback(wakeUp => { - var retries = 0; - var interval = 50; - var timeout = 5e3; - var maxRetries = timeout / interval; - function poll() { - var returnCode; - var stream; - let num; - try { - stream = SYSCALLS.getStreamFromFD(fd); - num = doReadv(stream, iov, iovcnt); - returnCode = 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) { - console.error(e); - throw e; - } - returnCode = e.errno; - } - const success = returnCode === 0; - const failure = (++retries > maxRetries || !(fd in PHPWASM.child_proc_by_fd) || PHPWASM.child_proc_by_fd[fd]?.exited || FS.isClosed(stream)); - if (success) { - HEAPU32[pnum >> 2] = num; - wakeUp(0); - } else if (failure) { - HEAPU32[pnum >> 2] = 0; - wakeUp(returnCode === 6 ? 0 : returnCode); - } else { - setTimeout(poll, interval); - } - } - poll(); - }); - }); -} - -__asyncjs__js_fd_read.sig = "iiiii"; - -function __asyncjs__js_module_onMessage(data, response_buffer) { - return Asyncify.handleAsync(async () => { - if (Module["onMessage"]) { - const dataStr = UTF8ToString(data); - return Module["onMessage"](dataStr).then(response => { - const responseBytes = typeof response === "string" ? (new TextEncoder).encode(response) : response; - const responseSize = responseBytes.byteLength; - const responsePtr = _malloc(responseSize + 1); - HEAPU8.set(responseBytes, responsePtr); - HEAPU8[responsePtr + responseSize] = 0; - HEAPU8[response_buffer] = responsePtr; - HEAPU8[response_buffer + 1] = responsePtr >> 8; - HEAPU8[response_buffer + 2] = responsePtr >> 16; - HEAPU8[response_buffer + 3] = responsePtr >> 24; - return responseSize; - }).catch(e => { - console.error(e); - return -1; - }); - } - }); -} - -__asyncjs__js_module_onMessage.sig = "iii"; - -/** @constructor */ function ExitStatus(status) { - this.name = "ExitStatus"; - this.message = `Program terminated with exit(${status})`; - this.status = status; -} - -var callRuntimeCallbacks = callbacks => { - while (callbacks.length > 0) { - callbacks.shift()(Module); - } -}; - -var noExitRuntime = Module["noExitRuntime"] || false; - -/** @type {function(...*):?} */ function _SharpYuvConvert() { - abort("missing function: SharpYuvConvert"); -} - -_SharpYuvConvert.stub = true; - -/** @type {function(...*):?} */ function _SharpYuvGetConversionMatrix() { - abort("missing function: SharpYuvGetConversionMatrix"); -} - -_SharpYuvGetConversionMatrix.stub = true; - -/** @type {function(...*):?} */ function _SharpYuvInit() { - abort("missing function: SharpYuvInit"); -} - -_SharpYuvInit.stub = true; - -var UTF8Decoder = typeof TextDecoder != "undefined" ? new TextDecoder("utf8") : undefined; - -/** - * Given a pointer 'idx' to a null-terminated UTF8-encoded string in the given - * array that contains uint8 values, returns a copy of that string as a - * Javascript String object. - * heapOrArray is either a regular array, or a JavaScript typed array view. - * @param {number} idx - * @param {number=} maxBytesToRead - * @return {string} - */ var UTF8ArrayToString = (heapOrArray, idx, maxBytesToRead) => { - var endIdx = idx + maxBytesToRead; - var endPtr = idx; - while (heapOrArray[endPtr] && !(endPtr >= endIdx)) ++endPtr; - if (endPtr - idx > 16 && heapOrArray.buffer && UTF8Decoder) { - return UTF8Decoder.decode(heapOrArray.subarray(idx, endPtr)); - } - var str = ""; - while (idx < endPtr) { - var u0 = heapOrArray[idx++]; - if (!(u0 & 128)) { - str += String.fromCharCode(u0); - continue; - } - var u1 = heapOrArray[idx++] & 63; - if ((u0 & 224) == 192) { - str += String.fromCharCode(((u0 & 31) << 6) | u1); - continue; - } - var u2 = heapOrArray[idx++] & 63; - if ((u0 & 240) == 224) { - u0 = ((u0 & 15) << 12) | (u1 << 6) | u2; - } else { - u0 = ((u0 & 7) << 18) | (u1 << 12) | (u2 << 6) | (heapOrArray[idx++] & 63); - } - if (u0 < 65536) { - str += String.fromCharCode(u0); - } else { - var ch = u0 - 65536; - str += String.fromCharCode(55296 | (ch >> 10), 56320 | (ch & 1023)); - } - } - return str; -}; - -/** - * Given a pointer 'ptr' to a null-terminated UTF8-encoded string in the - * emscripten HEAP, returns a copy of that string as a Javascript String object. - * - * @param {number} ptr - * @param {number=} maxBytesToRead - An optional length that specifies the - * maximum number of bytes to read. You can omit this parameter to scan the - * string until the first 0 byte. If maxBytesToRead is passed, and the string - * at [ptr, ptr+maxBytesToReadr[ contains a null byte in the middle, then the - * string will cut short at that byte index (i.e. maxBytesToRead will not - * produce a string of exact length [ptr, ptr+maxBytesToRead[) N.B. mixing - * frequent uses of UTF8ToString() with and without maxBytesToRead may throw - * JS JIT optimizations off, so it is worth to consider consistently using one - * @return {string} - */ var UTF8ToString = (ptr, maxBytesToRead) => ptr ? UTF8ArrayToString(HEAPU8, ptr, maxBytesToRead) : ""; - -Module["UTF8ToString"] = UTF8ToString; - -var ___assert_fail = (condition, filename, line, func) => { - abort(`Assertion failed: ${UTF8ToString(condition)}, at: ` + [ filename ? UTF8ToString(filename) : "unknown filename", line, func ? UTF8ToString(func) : "unknown function" ]); -}; - -var wasmTableMirror = []; - -/** @type {WebAssembly.Table} */ var wasmTable; - -var getWasmTableEntry = funcPtr => { - var func = wasmTableMirror[funcPtr]; - if (!func) { - if (funcPtr >= wasmTableMirror.length) wasmTableMirror.length = funcPtr + 1; - wasmTableMirror[funcPtr] = func = wasmTable.get(funcPtr); - if (Asyncify.isAsyncExport(func)) { - wasmTableMirror[funcPtr] = func = Asyncify.makeAsyncFunction(func); - } - } - return func; -}; - -var ___call_sighandler = (fp, sig) => getWasmTableEntry(fp)(sig); - -var initRandomFill = () => { - if (typeof crypto == "object" && typeof crypto["getRandomValues"] == "function") { - return view => crypto.getRandomValues(view); - } else if (ENVIRONMENT_IS_NODE) { - try { - var crypto_module = require("crypto"); - var randomFillSync = crypto_module["randomFillSync"]; - if (randomFillSync) { - return view => crypto_module["randomFillSync"](view); - } - var randomBytes = crypto_module["randomBytes"]; - return view => (view.set(randomBytes(view.byteLength)), view); - } catch (e) {} - } - abort("initRandomDevice"); -}; - -var randomFill = view => (randomFill = initRandomFill())(view); - -var PATH = { - isAbs: path => path.charAt(0) === "/", - splitPath: filename => { - var splitPathRe = /^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/; - return splitPathRe.exec(filename).slice(1); - }, - normalizeArray: (parts, allowAboveRoot) => { - var up = 0; - for (var i = parts.length - 1; i >= 0; i--) { - var last = parts[i]; - if (last === ".") { - parts.splice(i, 1); - } else if (last === "..") { - parts.splice(i, 1); - up++; - } else if (up) { - parts.splice(i, 1); - up--; - } - } - if (allowAboveRoot) { - for (;up; up--) { - parts.unshift(".."); - } - } - return parts; - }, - normalize: path => { - var isAbsolute = PATH.isAbs(path), trailingSlash = path.substr(-1) === "/"; - path = PATH.normalizeArray(path.split("/").filter(p => !!p), !isAbsolute).join("/"); - if (!path && !isAbsolute) { - path = "."; - } - if (path && trailingSlash) { - path += "/"; - } - return (isAbsolute ? "/" : "") + path; - }, - dirname: path => { - var result = PATH.splitPath(path), root = result[0], dir = result[1]; - if (!root && !dir) { - return "."; - } - if (dir) { - dir = dir.substr(0, dir.length - 1); - } - return root + dir; - }, - basename: path => { - if (path === "/") return "/"; - path = PATH.normalize(path); - path = path.replace(/\/$/, ""); - var lastSlash = path.lastIndexOf("/"); - if (lastSlash === -1) return path; - return path.substr(lastSlash + 1); - }, - join: (...paths) => PATH.normalize(paths.join("/")), - join2: (l, r) => PATH.normalize(l + "/" + r) -}; - -var PATH_FS = { - resolve: (...args) => { - var resolvedPath = "", resolvedAbsolute = false; - for (var i = args.length - 1; i >= -1 && !resolvedAbsolute; i--) { - var path = (i >= 0) ? args[i] : FS.cwd(); - if (typeof path != "string") { - throw new TypeError("Arguments to path.resolve must be strings"); - } else if (!path) { - return ""; - } - resolvedPath = path + "/" + resolvedPath; - resolvedAbsolute = PATH.isAbs(path); - } - resolvedPath = PATH.normalizeArray(resolvedPath.split("/").filter(p => !!p), !resolvedAbsolute).join("/"); - return ((resolvedAbsolute ? "/" : "") + resolvedPath) || "."; - }, - relative: (from, to) => { - from = PATH_FS.resolve(from).substr(1); - to = PATH_FS.resolve(to).substr(1); - function trim(arr) { - var start = 0; - for (;start < arr.length; start++) { - if (arr[start] !== "") break; - } - var end = arr.length - 1; - for (;end >= 0; end--) { - if (arr[end] !== "") break; - } - if (start > end) return []; - return arr.slice(start, end - start + 1); - } - var fromParts = trim(from.split("/")); - var toParts = trim(to.split("/")); - var length = Math.min(fromParts.length, toParts.length); - var samePartsLength = length; - for (var i = 0; i < length; i++) { - if (fromParts[i] !== toParts[i]) { - samePartsLength = i; - break; - } - } - var outputParts = []; - for (var i = samePartsLength; i < fromParts.length; i++) { - outputParts.push(".."); - } - outputParts = outputParts.concat(toParts.slice(samePartsLength)); - return outputParts.join("/"); - } -}; - -var FS_stdin_getChar_buffer = []; - -var lengthBytesUTF8 = str => { - var len = 0; - for (var i = 0; i < str.length; ++i) { - var c = str.charCodeAt(i); - if (c <= 127) { - len++; - } else if (c <= 2047) { - len += 2; - } else if (c >= 55296 && c <= 57343) { - len += 4; - ++i; - } else { - len += 3; - } - } - return len; -}; - -Module["lengthBytesUTF8"] = lengthBytesUTF8; - -var stringToUTF8Array = (str, heap, outIdx, maxBytesToWrite) => { - if (!(maxBytesToWrite > 0)) return 0; - var startIdx = outIdx; - var endIdx = outIdx + maxBytesToWrite - 1; - for (var i = 0; i < str.length; ++i) { - var u = str.charCodeAt(i); - if (u >= 55296 && u <= 57343) { - var u1 = str.charCodeAt(++i); - u = 65536 + ((u & 1023) << 10) | (u1 & 1023); - } - if (u <= 127) { - if (outIdx >= endIdx) break; - heap[outIdx++] = u; - } else if (u <= 2047) { - if (outIdx + 1 >= endIdx) break; - heap[outIdx++] = 192 | (u >> 6); - heap[outIdx++] = 128 | (u & 63); - } else if (u <= 65535) { - if (outIdx + 2 >= endIdx) break; - heap[outIdx++] = 224 | (u >> 12); - heap[outIdx++] = 128 | ((u >> 6) & 63); - heap[outIdx++] = 128 | (u & 63); - } else { - if (outIdx + 3 >= endIdx) break; - heap[outIdx++] = 240 | (u >> 18); - heap[outIdx++] = 128 | ((u >> 12) & 63); - heap[outIdx++] = 128 | ((u >> 6) & 63); - heap[outIdx++] = 128 | (u & 63); - } - } - heap[outIdx] = 0; - return outIdx - startIdx; -}; - -/** @type {function(string, boolean=, number=)} */ function intArrayFromString(stringy, dontAddNull, length) { - var len = length > 0 ? length : lengthBytesUTF8(stringy) + 1; - var u8array = new Array(len); - var numBytesWritten = stringToUTF8Array(stringy, u8array, 0, u8array.length); - if (dontAddNull) u8array.length = numBytesWritten; - return u8array; -} - -var FS_stdin_getChar = () => { - if (!FS_stdin_getChar_buffer.length) { - var result = null; - if (ENVIRONMENT_IS_NODE) { - var BUFSIZE = 256; - var buf = Buffer.alloc(BUFSIZE); - var bytesRead = 0; - /** @suppress {missingProperties} */ var fd = process.stdin.fd; - try { - bytesRead = fs.readSync(fd, buf, 0, BUFSIZE); - } catch (e) { - if (e.toString().includes("EOF")) bytesRead = 0; else throw e; - } - if (bytesRead > 0) { - result = buf.slice(0, bytesRead).toString("utf-8"); - } - } else {} - if (!result) { - return null; - } - FS_stdin_getChar_buffer = intArrayFromString(result, true); - } - return FS_stdin_getChar_buffer.shift(); -}; - -var TTY = { - ttys: [], - init() {}, - shutdown() {}, - register(dev, ops) { - TTY.ttys[dev] = { - input: [], - output: [], - ops: ops - }; - FS.registerDevice(dev, TTY.stream_ops); - }, - stream_ops: { - open(stream) { - var tty = TTY.ttys[stream.node.rdev]; - if (!tty) { - throw new FS.ErrnoError(43); - } - stream.tty = tty; - stream.seekable = false; - }, - close(stream) { - stream.tty.ops.fsync(stream.tty); - }, - fsync(stream) { - stream.tty.ops.fsync(stream.tty); - }, - read(stream, buffer, offset, length, pos) { - /* ignored */ if (!stream.tty || !stream.tty.ops.get_char) { - throw new FS.ErrnoError(60); - } - var bytesRead = 0; - for (var i = 0; i < length; i++) { - var result; - try { - result = stream.tty.ops.get_char(stream.tty); - } catch (e) { - throw new FS.ErrnoError(29); - } - if (result === undefined && bytesRead === 0) { - throw new FS.ErrnoError(6); - } - if (result === null || result === undefined) break; - bytesRead++; - buffer[offset + i] = result; - } - if (bytesRead) { - stream.node.timestamp = Date.now(); - } - return bytesRead; - }, - write(stream, buffer, offset, length, pos) { - if (!stream.tty || !stream.tty.ops.put_char) { - throw new FS.ErrnoError(60); - } - try { - for (var i = 0; i < length; i++) { - stream.tty.ops.put_char(stream.tty, buffer[offset + i]); - } - } catch (e) { - throw new FS.ErrnoError(29); - } - if (length) { - stream.node.timestamp = Date.now(); - } - return i; - } - }, - default_tty_ops: { - get_char(tty) { - return FS_stdin_getChar(); - }, - put_char(tty, val) { - if (val === null || val === 10) { - out(UTF8ArrayToString(tty.output, 0)); - tty.output = []; - } else { - if (val != 0) tty.output.push(val); - } - }, - fsync(tty) { - if (tty.output && tty.output.length > 0) { - out(UTF8ArrayToString(tty.output, 0)); - tty.output = []; - } - }, - ioctl_tcgets(tty) { - return { - c_iflag: 25856, - c_oflag: 5, - c_cflag: 191, - c_lflag: 35387, - c_cc: [ 3, 28, 127, 21, 4, 0, 1, 0, 17, 19, 26, 0, 18, 15, 23, 22, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 ] - }; - }, - ioctl_tcsets(tty, optional_actions, data) { - return 0; - }, - ioctl_tiocgwinsz(tty) { - return [ 24, 80 ]; - } - }, - default_tty1_ops: { - put_char(tty, val) { - if (val === null || val === 10) { - err(UTF8ArrayToString(tty.output, 0)); - tty.output = []; - } else { - if (val != 0) tty.output.push(val); - } - }, - fsync(tty) { - if (tty.output && tty.output.length > 0) { - err(UTF8ArrayToString(tty.output, 0)); - tty.output = []; - } - } - } -}; - -var zeroMemory = (address, size) => { - HEAPU8.fill(0, address, address + size); - return address; -}; - -var alignMemory = (size, alignment) => Math.ceil(size / alignment) * alignment; - -var mmapAlloc = size => { - size = alignMemory(size, 65536); - var ptr = _emscripten_builtin_memalign(65536, size); - if (!ptr) return 0; - return zeroMemory(ptr, size); -}; - -var MEMFS = { - ops_table: null, - mount(mount) { - return MEMFS.createNode(null, "/", 16384 | 511, /* 0777 */ 0); - }, - createNode(parent, name, mode, dev) { - if (FS.isBlkdev(mode) || FS.isFIFO(mode)) { - throw new FS.ErrnoError(63); - } - MEMFS.ops_table ||= { - dir: { - node: { - getattr: MEMFS.node_ops.getattr, - setattr: MEMFS.node_ops.setattr, - lookup: MEMFS.node_ops.lookup, - mknod: MEMFS.node_ops.mknod, - rename: MEMFS.node_ops.rename, - unlink: MEMFS.node_ops.unlink, - rmdir: MEMFS.node_ops.rmdir, - readdir: MEMFS.node_ops.readdir, - symlink: MEMFS.node_ops.symlink - }, - stream: { - llseek: MEMFS.stream_ops.llseek - } - }, - file: { - node: { - getattr: MEMFS.node_ops.getattr, - setattr: MEMFS.node_ops.setattr - }, - stream: { - llseek: MEMFS.stream_ops.llseek, - read: MEMFS.stream_ops.read, - write: MEMFS.stream_ops.write, - allocate: MEMFS.stream_ops.allocate, - mmap: MEMFS.stream_ops.mmap, - msync: MEMFS.stream_ops.msync - } - }, - link: { - node: { - getattr: MEMFS.node_ops.getattr, - setattr: MEMFS.node_ops.setattr, - readlink: MEMFS.node_ops.readlink - }, - stream: {} - }, - chrdev: { - node: { - getattr: MEMFS.node_ops.getattr, - setattr: MEMFS.node_ops.setattr - }, - stream: FS.chrdev_stream_ops - } - }; - var node = FS.createNode(parent, name, mode, dev); - if (FS.isDir(node.mode)) { - node.node_ops = MEMFS.ops_table.dir.node; - node.stream_ops = MEMFS.ops_table.dir.stream; - node.contents = {}; - } else if (FS.isFile(node.mode)) { - node.node_ops = MEMFS.ops_table.file.node; - node.stream_ops = MEMFS.ops_table.file.stream; - node.usedBytes = 0; - node.contents = null; - } else if (FS.isLink(node.mode)) { - node.node_ops = MEMFS.ops_table.link.node; - node.stream_ops = MEMFS.ops_table.link.stream; - } else if (FS.isChrdev(node.mode)) { - node.node_ops = MEMFS.ops_table.chrdev.node; - node.stream_ops = MEMFS.ops_table.chrdev.stream; - } - node.timestamp = Date.now(); - if (parent) { - parent.contents[name] = node; - parent.timestamp = node.timestamp; - } - return node; - }, - getFileDataAsTypedArray(node) { - if (!node.contents) return new Uint8Array(0); - if (node.contents.subarray) return node.contents.subarray(0, node.usedBytes); - return new Uint8Array(node.contents); - }, - expandFileStorage(node, newCapacity) { - var prevCapacity = node.contents ? node.contents.length : 0; - if (prevCapacity >= newCapacity) return; - var CAPACITY_DOUBLING_MAX = 1024 * 1024; - newCapacity = Math.max(newCapacity, (prevCapacity * (prevCapacity < CAPACITY_DOUBLING_MAX ? 2 : 1.125)) >>> 0); - if (prevCapacity != 0) newCapacity = Math.max(newCapacity, 256); - var oldContents = node.contents; - node.contents = new Uint8Array(newCapacity); - if (node.usedBytes > 0) node.contents.set(oldContents.subarray(0, node.usedBytes), 0); - }, - resizeFileStorage(node, newSize) { - if (node.usedBytes == newSize) return; - if (newSize == 0) { - node.contents = null; - node.usedBytes = 0; - } else { - var oldContents = node.contents; - node.contents = new Uint8Array(newSize); - if (oldContents) { - node.contents.set(oldContents.subarray(0, Math.min(newSize, node.usedBytes))); - } - node.usedBytes = newSize; - } - }, - node_ops: { - getattr(node) { - var attr = {}; - attr.dev = FS.isChrdev(node.mode) ? node.id : 1; - attr.ino = node.id; - attr.mode = node.mode; - attr.nlink = 1; - attr.uid = 0; - attr.gid = 0; - attr.rdev = node.rdev; - if (FS.isDir(node.mode)) { - attr.size = 4096; - } else if (FS.isFile(node.mode)) { - attr.size = node.usedBytes; - } else if (FS.isLink(node.mode)) { - attr.size = node.link.length; - } else { - attr.size = 0; - } - attr.atime = new Date(node.timestamp); - attr.mtime = new Date(node.timestamp); - attr.ctime = new Date(node.timestamp); - attr.blksize = 4096; - attr.blocks = Math.ceil(attr.size / attr.blksize); - return attr; - }, - setattr(node, attr) { - if (attr.mode !== undefined) { - node.mode = attr.mode; - } - if (attr.timestamp !== undefined) { - node.timestamp = attr.timestamp; - } - if (attr.size !== undefined) { - MEMFS.resizeFileStorage(node, attr.size); - } - }, - lookup(parent, name) { - throw FS.genericErrors[44]; - }, - mknod(parent, name, mode, dev) { - return MEMFS.createNode(parent, name, mode, dev); - }, - rename(old_node, new_dir, new_name) { - if (FS.isDir(old_node.mode)) { - var new_node; - try { - new_node = FS.lookupNode(new_dir, new_name); - } catch (e) {} - if (new_node) { - for (var i in new_node.contents) { - throw new FS.ErrnoError(55); - } - } - } - delete old_node.parent.contents[old_node.name]; - old_node.parent.timestamp = Date.now(); - old_node.name = new_name; - new_dir.contents[new_name] = old_node; - new_dir.timestamp = old_node.parent.timestamp; - }, - unlink(parent, name) { - delete parent.contents[name]; - parent.timestamp = Date.now(); - }, - rmdir(parent, name) { - var node = FS.lookupNode(parent, name); - for (var i in node.contents) { - throw new FS.ErrnoError(55); - } - delete parent.contents[name]; - parent.timestamp = Date.now(); - }, - readdir(node) { - var entries = [ ".", ".." ]; - for (var key of Object.keys(node.contents)) { - entries.push(key); - } - return entries; - }, - symlink(parent, newname, oldpath) { - var node = MEMFS.createNode(parent, newname, 511 | /* 0777 */ 40960, 0); - node.link = oldpath; - return node; - }, - readlink(node) { - if (!FS.isLink(node.mode)) { - throw new FS.ErrnoError(28); - } - return node.link; - } - }, - stream_ops: { - read(stream, buffer, offset, length, position) { - var contents = stream.node.contents; - if (position >= stream.node.usedBytes) return 0; - var size = Math.min(stream.node.usedBytes - position, length); - if (size > 8 && contents.subarray) { - buffer.set(contents.subarray(position, position + size), offset); - } else { - for (var i = 0; i < size; i++) buffer[offset + i] = contents[position + i]; - } - return size; - }, - write(stream, buffer, offset, length, position, canOwn) { - if (buffer.buffer === HEAP8.buffer) { - canOwn = false; - } - if (!length) return 0; - var node = stream.node; - node.timestamp = Date.now(); - if (buffer.subarray && (!node.contents || node.contents.subarray)) { - if (canOwn) { - node.contents = buffer.subarray(offset, offset + length); - node.usedBytes = length; - return length; - } else if (node.usedBytes === 0 && position === 0) { - node.contents = buffer.slice(offset, offset + length); - node.usedBytes = length; - return length; - } else if (position + length <= node.usedBytes) { - node.contents.set(buffer.subarray(offset, offset + length), position); - return length; - } - } - MEMFS.expandFileStorage(node, position + length); - if (node.contents.subarray && buffer.subarray) { - node.contents.set(buffer.subarray(offset, offset + length), position); - } else { - for (var i = 0; i < length; i++) { - node.contents[position + i] = buffer[offset + i]; - } - } - node.usedBytes = Math.max(node.usedBytes, position + length); - return length; - }, - llseek(stream, offset, whence) { - var position = offset; - if (whence === 1) { - position += stream.position; - } else if (whence === 2) { - if (FS.isFile(stream.node.mode)) { - position += stream.node.usedBytes; - } - } - if (position < 0) { - throw new FS.ErrnoError(28); - } - return position; - }, - allocate(stream, offset, length) { - MEMFS.expandFileStorage(stream.node, offset + length); - stream.node.usedBytes = Math.max(stream.node.usedBytes, offset + length); - }, - mmap(stream, length, position, prot, flags) { - if (!FS.isFile(stream.node.mode)) { - throw new FS.ErrnoError(43); - } - var ptr; - var allocated; - var contents = stream.node.contents; - if (!(flags & 2) && contents.buffer === HEAP8.buffer) { - allocated = false; - ptr = contents.byteOffset; - } else { - if (position > 0 || position + length < contents.length) { - if (contents.subarray) { - contents = contents.subarray(position, position + length); - } else { - contents = Array.prototype.slice.call(contents, position, position + length); - } - } - allocated = true; - ptr = mmapAlloc(length); - if (!ptr) { - throw new FS.ErrnoError(48); - } - HEAP8.set(contents, ptr); - } - return { - ptr: ptr, - allocated: allocated - }; - }, - msync(stream, buffer, offset, length, mmapFlags) { - MEMFS.stream_ops.write(stream, buffer, 0, length, offset, false); - return 0; - } - } -}; - -/** @param {boolean=} noRunDep */ var asyncLoad = (url, onload, onerror, noRunDep) => { - var dep = !noRunDep ? getUniqueRunDependency(`al ${url}`) : ""; - readAsync(url, arrayBuffer => { - onload(new Uint8Array(arrayBuffer)); - if (dep) removeRunDependency(dep); - }, event => { - if (onerror) { - onerror(); - } else { - throw `Loading data file "${url}" failed.`; - } - }); - if (dep) addRunDependency(dep); -}; - -var FS_createDataFile = (parent, name, fileData, canRead, canWrite, canOwn) => { - FS.createDataFile(parent, name, fileData, canRead, canWrite, canOwn); -}; - -var preloadPlugins = Module["preloadPlugins"] || []; - -var FS_handledByPreloadPlugin = (byteArray, fullname, finish, onerror) => { - if (typeof Browser != "undefined") Browser.init(); - var handled = false; - preloadPlugins.forEach(plugin => { - if (handled) return; - if (plugin["canHandle"](fullname)) { - plugin["handle"](byteArray, fullname, finish, onerror); - handled = true; - } - }); - return handled; -}; - -var FS_createPreloadedFile = (parent, name, url, canRead, canWrite, onload, onerror, dontCreateFile, canOwn, preFinish) => { - var fullname = name ? PATH_FS.resolve(PATH.join2(parent, name)) : parent; - var dep = getUniqueRunDependency(`cp ${fullname}`); - function processData(byteArray) { - function finish(byteArray) { - preFinish?.(); - if (!dontCreateFile) { - FS_createDataFile(parent, name, byteArray, canRead, canWrite, canOwn); - } - onload?.(); - removeRunDependency(dep); - } - if (FS_handledByPreloadPlugin(byteArray, fullname, finish, () => { - onerror?.(); - removeRunDependency(dep); - })) { - return; - } - finish(byteArray); - } - addRunDependency(dep); - if (typeof url == "string") { - asyncLoad(url, processData, onerror); - } else { - processData(url); - } -}; - -var FS_modeStringToFlags = str => { - var flagModes = { - "r": 0, - "r+": 2, - "w": 512 | 64 | 1, - "w+": 512 | 64 | 2, - "a": 1024 | 64 | 1, - "a+": 1024 | 64 | 2 - }; - var flags = flagModes[str]; - if (typeof flags == "undefined") { - throw new Error(`Unknown file open mode: ${str}`); - } - return flags; -}; - -var FS_getMode = (canRead, canWrite) => { - var mode = 0; - if (canRead) mode |= 292 | 73; - if (canWrite) mode |= 146; - return mode; -}; - -var ERRNO_CODES = { - "EPERM": 63, - "ENOENT": 44, - "ESRCH": 71, - "EINTR": 27, - "EIO": 29, - "ENXIO": 60, - "E2BIG": 1, - "ENOEXEC": 45, - "EBADF": 8, - "ECHILD": 12, - "EAGAIN": 6, - "EWOULDBLOCK": 6, - "ENOMEM": 48, - "EACCES": 2, - "EFAULT": 21, - "ENOTBLK": 105, - "EBUSY": 10, - "EEXIST": 20, - "EXDEV": 75, - "ENODEV": 43, - "ENOTDIR": 54, - "EISDIR": 31, - "EINVAL": 28, - "ENFILE": 41, - "EMFILE": 33, - "ENOTTY": 59, - "ETXTBSY": 74, - "EFBIG": 22, - "ENOSPC": 51, - "ESPIPE": 70, - "EROFS": 69, - "EMLINK": 34, - "EPIPE": 64, - "EDOM": 18, - "ERANGE": 68, - "ENOMSG": 49, - "EIDRM": 24, - "ECHRNG": 106, - "EL2NSYNC": 156, - "EL3HLT": 107, - "EL3RST": 108, - "ELNRNG": 109, - "EUNATCH": 110, - "ENOCSI": 111, - "EL2HLT": 112, - "EDEADLK": 16, - "ENOLCK": 46, - "EBADE": 113, - "EBADR": 114, - "EXFULL": 115, - "ENOANO": 104, - "EBADRQC": 103, - "EBADSLT": 102, - "EDEADLOCK": 16, - "EBFONT": 101, - "ENOSTR": 100, - "ENODATA": 116, - "ETIME": 117, - "ENOSR": 118, - "ENONET": 119, - "ENOPKG": 120, - "EREMOTE": 121, - "ENOLINK": 47, - "EADV": 122, - "ESRMNT": 123, - "ECOMM": 124, - "EPROTO": 65, - "EMULTIHOP": 36, - "EDOTDOT": 125, - "EBADMSG": 9, - "ENOTUNIQ": 126, - "EBADFD": 127, - "EREMCHG": 128, - "ELIBACC": 129, - "ELIBBAD": 130, - "ELIBSCN": 131, - "ELIBMAX": 132, - "ELIBEXEC": 133, - "ENOSYS": 52, - "ENOTEMPTY": 55, - "ENAMETOOLONG": 37, - "ELOOP": 32, - "EOPNOTSUPP": 138, - "EPFNOSUPPORT": 139, - "ECONNRESET": 15, - "ENOBUFS": 42, - "EAFNOSUPPORT": 5, - "EPROTOTYPE": 67, - "ENOTSOCK": 57, - "ENOPROTOOPT": 50, - "ESHUTDOWN": 140, - "ECONNREFUSED": 14, - "EADDRINUSE": 3, - "ECONNABORTED": 13, - "ENETUNREACH": 40, - "ENETDOWN": 38, - "ETIMEDOUT": 73, - "EHOSTDOWN": 142, - "EHOSTUNREACH": 23, - "EINPROGRESS": 26, - "EALREADY": 7, - "EDESTADDRREQ": 17, - "EMSGSIZE": 35, - "EPROTONOSUPPORT": 66, - "ESOCKTNOSUPPORT": 137, - "EADDRNOTAVAIL": 4, - "ENETRESET": 39, - "EISCONN": 30, - "ENOTCONN": 53, - "ETOOMANYREFS": 141, - "EUSERS": 136, - "EDQUOT": 19, - "ESTALE": 72, - "ENOTSUP": 138, - "ENOMEDIUM": 148, - "EILSEQ": 25, - "EOVERFLOW": 61, - "ECANCELED": 11, - "ENOTRECOVERABLE": 56, - "EOWNERDEAD": 62, - "ESTRPIPE": 135 -}; - -var NODEFS = { - isWindows: false, - staticInit() { - NODEFS.isWindows = !!process.platform.match(/^win/); - var flags = process.binding("constants"); - if (flags["fs"]) { - flags = flags["fs"]; - } - NODEFS.flagsForNodeMap = { - 1024: flags["O_APPEND"], - 64: flags["O_CREAT"], - 128: flags["O_EXCL"], - 256: flags["O_NOCTTY"], - 0: flags["O_RDONLY"], - 2: flags["O_RDWR"], - 4096: flags["O_SYNC"], - 512: flags["O_TRUNC"], - 1: flags["O_WRONLY"], - 131072: flags["O_NOFOLLOW"] - }; - }, - convertNodeCode(e) { - var code = e.code; - return ERRNO_CODES[code]; - }, - tryFSOperation(f) { - try { - return f(); - } catch (e) { - if (!e.code) throw e; - if (e.code === "UNKNOWN") throw new FS.ErrnoError(28); - throw new FS.ErrnoError(NODEFS.convertNodeCode(e)); - } - }, - mount(mount) { - return NODEFS.createNode(null, "/", NODEFS.getMode(mount.opts.root), 0); - }, - createNode(parent, name, mode, dev) { - if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { - throw new FS.ErrnoError(28); - } - var node = FS.createNode(parent, name, mode); - node.node_ops = NODEFS.node_ops; - node.stream_ops = NODEFS.stream_ops; - return node; - }, - getMode(path) { - var stat; - return NODEFS.tryFSOperation(() => { - stat = fs.lstatSync(path); - if (NODEFS.isWindows) { - stat.mode |= (stat.mode & 292) >> 2; - } - return stat.mode; - }); - }, - realPath(node) { - var parts = []; - while (node.parent !== node) { - parts.push(node.name); - node = node.parent; - } - parts.push(node.mount.opts.root); - parts.reverse(); - return PATH.join(...parts); - }, - flagsForNode(flags) { - flags &= ~2097152; - flags &= ~2048; - flags &= ~32768; - flags &= ~524288; - flags &= ~65536; - var newFlags = 0; - for (var k in NODEFS.flagsForNodeMap) { - if (flags & k) { - newFlags |= NODEFS.flagsForNodeMap[k]; - flags ^= k; - } - } - if (flags) { - throw new FS.ErrnoError(28); - } - return newFlags; - }, - node_ops: { - getattr(node) { - var path = NODEFS.realPath(node); - var stat; - NODEFS.tryFSOperation(() => stat = fs.lstatSync(path)); - if (NODEFS.isWindows) { - if (!stat.blksize) { - stat.blksize = 4096; - } - if (!stat.blocks) { - stat.blocks = (stat.size + stat.blksize - 1) / stat.blksize | 0; - } - stat.mode |= (stat.mode & 292) >> 2; - } - return { - dev: stat.dev, - ino: stat.ino, - mode: stat.mode, - nlink: stat.nlink, - uid: stat.uid, - gid: stat.gid, - rdev: stat.rdev, - size: stat.size, - atime: stat.atime, - mtime: stat.mtime, - ctime: stat.ctime, - blksize: stat.blksize, - blocks: stat.blocks - }; - }, - setattr(node, attr) { - var path = NODEFS.realPath(node); - NODEFS.tryFSOperation(() => { - if (attr.mode !== undefined) { - fs.chmodSync(path, attr.mode); - node.mode = attr.mode; - } - if (attr.timestamp !== undefined) { - var date = new Date(attr.timestamp); - fs.utimesSync(path, date, date); - } - if (attr.size !== undefined) { - fs.truncateSync(path, attr.size); - } - }); - }, - lookup(parent, name) { - var path = PATH.join2(NODEFS.realPath(parent), name); - var mode = NODEFS.getMode(path); - return NODEFS.createNode(parent, name, mode); - }, - mknod(parent, name, mode, dev) { - var node = NODEFS.createNode(parent, name, mode, dev); - var path = NODEFS.realPath(node); - NODEFS.tryFSOperation(() => { - if (FS.isDir(node.mode)) { - fs.mkdirSync(path, node.mode); - } else { - fs.writeFileSync(path, "", { - mode: node.mode - }); - } - }); - return node; - }, - rename(oldNode, newDir, newName) { - var oldPath = NODEFS.realPath(oldNode); - var newPath = PATH.join2(NODEFS.realPath(newDir), newName); - NODEFS.tryFSOperation(() => fs.renameSync(oldPath, newPath)); - oldNode.name = newName; - }, - unlink(parent, name) { - var path = PATH.join2(NODEFS.realPath(parent), name); - NODEFS.tryFSOperation(() => fs.unlinkSync(path)); - }, - rmdir(parent, name) { - var path = PATH.join2(NODEFS.realPath(parent), name); - NODEFS.tryFSOperation(() => fs.rmdirSync(path)); - }, - readdir(node) { - var path = NODEFS.realPath(node); - return NODEFS.tryFSOperation(() => fs.readdirSync(path)); - }, - symlink(parent, newName, oldPath) { - var newPath = PATH.join2(NODEFS.realPath(parent), newName); - NODEFS.tryFSOperation(() => fs.symlinkSync(oldPath, newPath)); - }, - readlink(node) { - var path = NODEFS.realPath(node); - return NODEFS.tryFSOperation(() => fs.readlinkSync(path)); - } - }, - stream_ops: { - open(stream) { - var path = NODEFS.realPath(stream.node); - NODEFS.tryFSOperation(() => { - if (FS.isFile(stream.node.mode)) { - stream.shared.refcount = 1; - stream.nfd = fs.openSync(path, NODEFS.flagsForNode(stream.flags)); - } - }); - }, - close(stream) { - NODEFS.tryFSOperation(() => { - if (FS.isFile(stream.node.mode) && stream.nfd && --stream.shared.refcount === 0) { - fs.closeSync(stream.nfd); - } - }); - }, - dup(stream) { - stream.shared.refcount++; - }, - read(stream, buffer, offset, length, position) { - if (length === 0) return 0; - return NODEFS.tryFSOperation(() => fs.readSync(stream.nfd, new Int8Array(buffer.buffer, offset, length), 0, length, position)); - }, - write(stream, buffer, offset, length, position) { - return NODEFS.tryFSOperation(() => fs.writeSync(stream.nfd, new Int8Array(buffer.buffer, offset, length), 0, length, position)); - }, - llseek(stream, offset, whence) { - var position = offset; - if (whence === 1) { - position += stream.position; - } else if (whence === 2) { - if (FS.isFile(stream.node.mode)) { - NODEFS.tryFSOperation(() => { - var stat = fs.fstatSync(stream.nfd); - position += stat.size; - }); - } - } - if (position < 0) { - throw new FS.ErrnoError(28); - } - return position; - }, - mmap(stream, length, position, prot, flags) { - if (!FS.isFile(stream.node.mode)) { - throw new FS.ErrnoError(43); - } - var ptr = mmapAlloc(length); - NODEFS.stream_ops.read(stream, HEAP8, ptr, length, position); - return { - ptr: ptr, - allocated: true - }; - }, - msync(stream, buffer, offset, length, mmapFlags) { - NODEFS.stream_ops.write(stream, buffer, 0, length, offset, false); - return 0; - } - } -}; - -var PROXYFS = { - mount(mount) { - return PROXYFS.createNode(null, "/", mount.opts.fs.lstat(mount.opts.root).mode, 0); - }, - createNode(parent, name, mode, dev) { - if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { - throw new FS.ErrnoError(ERRNO_CODES.EINVAL); - } - var node = FS.createNode(parent, name, mode); - node.node_ops = PROXYFS.node_ops; - node.stream_ops = PROXYFS.stream_ops; - return node; - }, - realPath(node) { - var parts = []; - while (node.parent !== node) { - parts.push(node.name); - node = node.parent; - } - parts.push(node.mount.opts.root); - parts.reverse(); - return PATH.join(...parts); - }, - node_ops: { - getattr(node) { - var path = PROXYFS.realPath(node); - var stat; - try { - stat = node.mount.opts.fs.lstat(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - return { - dev: stat.dev, - ino: stat.ino, - mode: stat.mode, - nlink: stat.nlink, - uid: stat.uid, - gid: stat.gid, - rdev: stat.rdev, - size: stat.size, - atime: stat.atime, - mtime: stat.mtime, - ctime: stat.ctime, - blksize: stat.blksize, - blocks: stat.blocks - }; - }, - setattr(node, attr) { - var path = PROXYFS.realPath(node); - try { - if (attr.mode !== undefined) { - node.mount.opts.fs.chmod(path, attr.mode); - node.mode = attr.mode; - } - if (attr.timestamp !== undefined) { - var date = new Date(attr.timestamp); - node.mount.opts.fs.utime(path, date, date); - } - if (attr.size !== undefined) { - node.mount.opts.fs.truncate(path, attr.size); - } - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - lookup(parent, name) { - try { - var path = PATH.join2(PROXYFS.realPath(parent), name); - var mode = parent.mount.opts.fs.lstat(path).mode; - var node = PROXYFS.createNode(parent, name, mode); - return node; - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - mknod(parent, name, mode, dev) { - var node = PROXYFS.createNode(parent, name, mode, dev); - var path = PROXYFS.realPath(node); - try { - if (FS.isDir(node.mode)) { - node.mount.opts.fs.mkdir(path, node.mode); - } else { - node.mount.opts.fs.writeFile(path, "", { - mode: node.mode - }); - } - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - return node; - }, - rename(oldNode, newDir, newName) { - var oldPath = PROXYFS.realPath(oldNode); - var newPath = PATH.join2(PROXYFS.realPath(newDir), newName); - try { - oldNode.mount.opts.fs.rename(oldPath, newPath); - oldNode.name = newName; - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - unlink(parent, name) { - var path = PATH.join2(PROXYFS.realPath(parent), name); - try { - parent.mount.opts.fs.unlink(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - rmdir(parent, name) { - var path = PATH.join2(PROXYFS.realPath(parent), name); - try { - parent.mount.opts.fs.rmdir(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - readdir(node) { - var path = PROXYFS.realPath(node); - try { - return node.mount.opts.fs.readdir(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - symlink(parent, newName, oldPath) { - var newPath = PATH.join2(PROXYFS.realPath(parent), newName); - try { - parent.mount.opts.fs.symlink(oldPath, newPath); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - readlink(node) { - var path = PROXYFS.realPath(node); - try { - return node.mount.opts.fs.readlink(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - } - }, - stream_ops: { - open(stream) { - var path = PROXYFS.realPath(stream.node); - try { - stream.nfd = stream.node.mount.opts.fs.open(path, stream.flags); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - close(stream) { - try { - stream.node.mount.opts.fs.close(stream.nfd); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - read(stream, buffer, offset, length, position) { - try { - return stream.node.mount.opts.fs.read(stream.nfd, buffer, offset, length, position); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - write(stream, buffer, offset, length, position) { - try { - return stream.node.mount.opts.fs.write(stream.nfd, buffer, offset, length, position); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - llseek(stream, offset, whence) { - var position = offset; - if (whence === 1) { - position += stream.position; - } else if (whence === 2) { - if (FS.isFile(stream.node.mode)) { - try { - var stat = stream.node.node_ops.getattr(stream.node); - position += stat.size; - } catch (e) { - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - } - } - if (position < 0) { - throw new FS.ErrnoError(ERRNO_CODES.EINVAL); - } - return position; - } - } -}; - -var FS = { - root: null, - mounts: [], - devices: {}, - streams: [], - nextInode: 1, - nameTable: null, - currentPath: "/", - initialized: false, - ignorePermissions: true, - ErrnoError: class { - constructor(errno) { - this.name = "ErrnoError"; - this.errno = errno; - } - }, - genericErrors: {}, - filesystems: null, - syncFSRequests: 0, - FSStream: class { - constructor() { - this.shared = {}; - } - get object() { - return this.node; - } - set object(val) { - this.node = val; - } - get isRead() { - return (this.flags & 2097155) !== 1; - } - get isWrite() { - return (this.flags & 2097155) !== 0; - } - get isAppend() { - return (this.flags & 1024); - } - get flags() { - return this.shared.flags; - } - set flags(val) { - this.shared.flags = val; - } - get position() { - return this.shared.position; - } - set position(val) { - this.shared.position = val; - } - }, - FSNode: class { - constructor(parent, name, mode, rdev) { - if (!parent) { - parent = this; - } - this.parent = parent; - this.mount = parent.mount; - this.mounted = null; - this.id = FS.nextInode++; - this.name = name; - this.mode = mode; - this.node_ops = {}; - this.stream_ops = {}; - this.rdev = rdev; - this.readMode = 292 | /*292*/ 73; - /*73*/ this.writeMode = 146; - } - /*146*/ get read() { - return (this.mode & this.readMode) === this.readMode; - } - set read(val) { - val ? this.mode |= this.readMode : this.mode &= ~this.readMode; - } - get write() { - return (this.mode & this.writeMode) === this.writeMode; - } - set write(val) { - val ? this.mode |= this.writeMode : this.mode &= ~this.writeMode; - } - get isFolder() { - return FS.isDir(this.mode); - } - get isDevice() { - return FS.isChrdev(this.mode); - } - }, - lookupPath(path, opts = {}) { - path = PATH_FS.resolve(path); - if (!path) return { - path: "", - node: null - }; - var defaults = { - follow_mount: true, - recurse_count: 0 - }; - opts = Object.assign(defaults, opts); - if (opts.recurse_count > 8) { - throw new FS.ErrnoError(32); - } - var parts = path.split("/").filter(p => !!p); - var current = FS.root; - var current_path = "/"; - for (var i = 0; i < parts.length; i++) { - var islast = (i === parts.length - 1); - if (islast && opts.parent) { - break; - } - current = FS.lookupNode(current, parts[i]); - current_path = PATH.join2(current_path, parts[i]); - if (FS.isMountpoint(current)) { - if (!islast || (islast && opts.follow_mount)) { - current = current.mounted.root; - } - } - if (!islast || opts.follow) { - var count = 0; - while (FS.isLink(current.mode)) { - var link = FS.readlink(current_path); - current_path = PATH_FS.resolve(PATH.dirname(current_path), link); - var lookup = FS.lookupPath(current_path, { - recurse_count: opts.recurse_count + 1 - }); - current = lookup.node; - if (count++ > 40) { - throw new FS.ErrnoError(32); - } - } - } - } - return { - path: current_path, - node: current - }; - }, - getPath(node) { - var path; - while (true) { - if (FS.isRoot(node)) { - var mount = node.mount.mountpoint; - if (!path) return mount; - return mount[mount.length - 1] !== "/" ? `${mount}/${path}` : mount + path; - } - path = path ? `${node.name}/${path}` : node.name; - node = node.parent; - } - }, - hashName(parentid, name) { - var hash = 0; - for (var i = 0; i < name.length; i++) { - hash = ((hash << 5) - hash + name.charCodeAt(i)) | 0; - } - return ((parentid + hash) >>> 0) % FS.nameTable.length; - }, - hashAddNode(node) { - var hash = FS.hashName(node.parent.id, node.name); - node.name_next = FS.nameTable[hash]; - FS.nameTable[hash] = node; - }, - hashRemoveNode(node) { - var hash = FS.hashName(node.parent.id, node.name); - if (FS.nameTable[hash] === node) { - FS.nameTable[hash] = node.name_next; - } else { - var current = FS.nameTable[hash]; - while (current) { - if (current.name_next === node) { - current.name_next = node.name_next; - break; - } - current = current.name_next; - } - } - }, - lookupNode(parent, name) { - var errCode = FS.mayLookup(parent); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - var hash = FS.hashName(parent.id, name); - for (var node = FS.nameTable[hash]; node; node = node.name_next) { - var nodeName = node.name; - if (node.parent.id === parent.id && nodeName === name) { - return node; - } - } - return FS.lookup(parent, name); - }, - createNode(parent, name, mode, rdev) { - var node = new FS.FSNode(parent, name, mode, rdev); - FS.hashAddNode(node); - return node; - }, - destroyNode(node) { - FS.hashRemoveNode(node); - }, - isRoot(node) { - return node === node.parent; - }, - isMountpoint(node) { - return !!node.mounted; - }, - isFile(mode) { - return (mode & 61440) === 32768; - }, - isDir(mode) { - return (mode & 61440) === 16384; - }, - isLink(mode) { - return (mode & 61440) === 40960; - }, - isChrdev(mode) { - return (mode & 61440) === 8192; - }, - isBlkdev(mode) { - return (mode & 61440) === 24576; - }, - isFIFO(mode) { - return (mode & 61440) === 4096; - }, - isSocket(mode) { - return (mode & 49152) === 49152; - }, - flagsToPermissionString(flag) { - var perms = [ "r", "w", "rw" ][flag & 3]; - if ((flag & 512)) { - perms += "w"; - } - return perms; - }, - nodePermissions(node, perms) { - if (FS.ignorePermissions) { - return 0; - } - if (perms.includes("r") && !(node.mode & 292)) { - return 2; - } else if (perms.includes("w") && !(node.mode & 146)) { - return 2; - } else if (perms.includes("x") && !(node.mode & 73)) { - return 2; - } - return 0; - }, - mayLookup(dir) { - if (!FS.isDir(dir.mode)) return 54; - var errCode = FS.nodePermissions(dir, "x"); - if (errCode) return errCode; - if (!dir.node_ops.lookup) return 2; - return 0; - }, - mayCreate(dir, name) { - try { - var node = FS.lookupNode(dir, name); - return 20; - } catch (e) {} - return FS.nodePermissions(dir, "wx"); - }, - mayDelete(dir, name, isdir) { - var node; - try { - node = FS.lookupNode(dir, name); - } catch (e) { - return e.errno; - } - var errCode = FS.nodePermissions(dir, "wx"); - if (errCode) { - return errCode; - } - if (isdir) { - if (!FS.isDir(node.mode)) { - return 54; - } - if (FS.isRoot(node) || FS.getPath(node) === FS.cwd()) { - return 10; - } - } else { - if (FS.isDir(node.mode)) { - return 31; - } - } - return 0; - }, - mayOpen(node, flags) { - if (!node) { - return 44; - } - if (FS.isLink(node.mode)) { - return 32; - } else if (FS.isDir(node.mode)) { - if (FS.flagsToPermissionString(flags) !== "r" || (flags & 512)) { - return 31; - } - } - return FS.nodePermissions(node, FS.flagsToPermissionString(flags)); - }, - MAX_OPEN_FDS: 4096, - nextfd() { - for (var fd = 0; fd <= FS.MAX_OPEN_FDS; fd++) { - if (!FS.streams[fd]) { - return fd; - } - } - throw new FS.ErrnoError(33); - }, - getStreamChecked(fd) { - var stream = FS.getStream(fd); - if (!stream) { - throw new FS.ErrnoError(8); - } - return stream; - }, - getStream: fd => FS.streams[fd], - createStream(stream, fd = -1) { - stream = Object.assign(new FS.FSStream, stream); - if (fd == -1) { - fd = FS.nextfd(); - } - stream.fd = fd; - FS.streams[fd] = stream; - return stream; - }, - closeStream(fd) { - FS.streams[fd] = null; - }, - dupStream(origStream, fd = -1) { - var stream = FS.createStream(origStream, fd); - stream.stream_ops?.dup?.(stream); - return stream; - }, - chrdev_stream_ops: { - open(stream) { - var device = FS.getDevice(stream.node.rdev); - stream.stream_ops = device.stream_ops; - stream.stream_ops.open?.(stream); - }, - llseek() { - throw new FS.ErrnoError(70); - } - }, - major: dev => ((dev) >> 8), - minor: dev => ((dev) & 255), - makedev: (ma, mi) => ((ma) << 8 | (mi)), - registerDevice(dev, ops) { - FS.devices[dev] = { - stream_ops: ops - }; - }, - getDevice: dev => FS.devices[dev], - getMounts(mount) { - var mounts = []; - var check = [ mount ]; - while (check.length) { - var m = check.pop(); - mounts.push(m); - check.push(...m.mounts); - } - return mounts; - }, - syncfs(populate, callback) { - if (typeof populate == "function") { - callback = populate; - populate = false; - } - FS.syncFSRequests++; - if (FS.syncFSRequests > 1) { - err(`warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work`); - } - var mounts = FS.getMounts(FS.root.mount); - var completed = 0; - function doCallback(errCode) { - FS.syncFSRequests--; - return callback(errCode); - } - function done(errCode) { - if (errCode) { - if (!done.errored) { - done.errored = true; - return doCallback(errCode); - } - return; - } - if (++completed >= mounts.length) { - doCallback(null); - } - } - mounts.forEach(mount => { - if (!mount.type.syncfs) { - return done(null); - } - mount.type.syncfs(mount, populate, done); - }); - }, - mount(type, opts, mountpoint) { - var root = mountpoint === "/"; - var pseudo = !mountpoint; - var node; - if (root && FS.root) { - throw new FS.ErrnoError(10); - } else if (!root && !pseudo) { - var lookup = FS.lookupPath(mountpoint, { - follow_mount: false - }); - mountpoint = lookup.path; - node = lookup.node; - if (FS.isMountpoint(node)) { - throw new FS.ErrnoError(10); - } - if (!FS.isDir(node.mode)) { - throw new FS.ErrnoError(54); - } - } - var mount = { - type: type, - opts: opts, - mountpoint: mountpoint, - mounts: [] - }; - var mountRoot = type.mount(mount); - mountRoot.mount = mount; - mount.root = mountRoot; - if (root) { - FS.root = mountRoot; - } else if (node) { - node.mounted = mount; - if (node.mount) { - node.mount.mounts.push(mount); - } - } - return mountRoot; - }, - unmount(mountpoint) { - var lookup = FS.lookupPath(mountpoint, { - follow_mount: false - }); - if (!FS.isMountpoint(lookup.node)) { - throw new FS.ErrnoError(28); - } - var node = lookup.node; - var mount = node.mounted; - var mounts = FS.getMounts(mount); - Object.keys(FS.nameTable).forEach(hash => { - var current = FS.nameTable[hash]; - while (current) { - var next = current.name_next; - if (mounts.includes(current.mount)) { - FS.destroyNode(current); - } - current = next; - } - }); - node.mounted = null; - var idx = node.mount.mounts.indexOf(mount); - node.mount.mounts.splice(idx, 1); - }, - lookup(parent, name) { - return parent.node_ops.lookup(parent, name); - }, - mknod(path, mode, dev) { - var lookup = FS.lookupPath(path, { - parent: true - }); - var parent = lookup.node; - var name = PATH.basename(path); - if (!name || name === "." || name === "..") { - throw new FS.ErrnoError(28); - } - var errCode = FS.mayCreate(parent, name); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!parent.node_ops.mknod) { - throw new FS.ErrnoError(63); - } - return parent.node_ops.mknod(parent, name, mode, dev); - }, - create(path, mode) { - mode = mode !== undefined ? mode : 438; - /* 0666 */ mode &= 4095; - mode |= 32768; - return FS.mknod(path, mode, 0); - }, - mkdir(path, mode) { - mode = mode !== undefined ? mode : 511; - /* 0777 */ mode &= 511 | 512; - mode |= 16384; - return FS.mknod(path, mode, 0); - }, - mkdirTree(path, mode) { - var dirs = path.split("/"); - var d = ""; - for (var i = 0; i < dirs.length; ++i) { - if (!dirs[i]) continue; - d += "/" + dirs[i]; - try { - FS.mkdir(d, mode); - } catch (e) { - if (e.errno != 20) throw e; - } - } - }, - mkdev(path, mode, dev) { - if (typeof dev == "undefined") { - dev = mode; - mode = 438; - } - /* 0666 */ mode |= 8192; - return FS.mknod(path, mode, dev); - }, - symlink(oldpath, newpath) { - if (!PATH_FS.resolve(oldpath)) { - throw new FS.ErrnoError(44); - } - var lookup = FS.lookupPath(newpath, { - parent: true - }); - var parent = lookup.node; - if (!parent) { - throw new FS.ErrnoError(44); - } - var newname = PATH.basename(newpath); - var errCode = FS.mayCreate(parent, newname); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!parent.node_ops.symlink) { - throw new FS.ErrnoError(63); - } - return parent.node_ops.symlink(parent, newname, oldpath); - }, - rename(old_path, new_path) { - var old_dirname = PATH.dirname(old_path); - var new_dirname = PATH.dirname(new_path); - var old_name = PATH.basename(old_path); - var new_name = PATH.basename(new_path); - var lookup, old_dir, new_dir; - lookup = FS.lookupPath(old_path, { - parent: true - }); - old_dir = lookup.node; - lookup = FS.lookupPath(new_path, { - parent: true - }); - new_dir = lookup.node; - if (!old_dir || !new_dir) throw new FS.ErrnoError(44); - if (old_dir.mount !== new_dir.mount) { - throw new FS.ErrnoError(75); - } - var old_node = FS.lookupNode(old_dir, old_name); - var relative = PATH_FS.relative(old_path, new_dirname); - if (relative.charAt(0) !== ".") { - throw new FS.ErrnoError(28); - } - relative = PATH_FS.relative(new_path, old_dirname); - if (relative.charAt(0) !== ".") { - throw new FS.ErrnoError(55); - } - var new_node; - try { - new_node = FS.lookupNode(new_dir, new_name); - } catch (e) {} - if (old_node === new_node) { - return; - } - var isdir = FS.isDir(old_node.mode); - var errCode = FS.mayDelete(old_dir, old_name, isdir); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - errCode = new_node ? FS.mayDelete(new_dir, new_name, isdir) : FS.mayCreate(new_dir, new_name); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!old_dir.node_ops.rename) { - throw new FS.ErrnoError(63); - } - if (FS.isMountpoint(old_node) || (new_node && FS.isMountpoint(new_node))) { - throw new FS.ErrnoError(10); - } - if (new_dir !== old_dir) { - errCode = FS.nodePermissions(old_dir, "w"); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - } - FS.hashRemoveNode(old_node); - try { - old_dir.node_ops.rename(old_node, new_dir, new_name); - old_node.parent = new_dir; - } catch (e) { - throw e; - } finally { - FS.hashAddNode(old_node); - } - }, - rmdir(path) { - var lookup = FS.lookupPath(path, { - parent: true - }); - var parent = lookup.node; - var name = PATH.basename(path); - var node = FS.lookupNode(parent, name); - var errCode = FS.mayDelete(parent, name, true); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!parent.node_ops.rmdir) { - throw new FS.ErrnoError(63); - } - if (FS.isMountpoint(node)) { - throw new FS.ErrnoError(10); - } - parent.node_ops.rmdir(parent, name); - FS.destroyNode(node); - }, - readdir(path) { - var lookup = FS.lookupPath(path, { - follow: true - }); - var node = lookup.node; - if (!node.node_ops.readdir) { - throw new FS.ErrnoError(54); - } - return node.node_ops.readdir(node); - }, - unlink(path) { - var lookup = FS.lookupPath(path, { - parent: true - }); - var parent = lookup.node; - if (!parent) { - throw new FS.ErrnoError(44); - } - var name = PATH.basename(path); - var node = FS.lookupNode(parent, name); - var errCode = FS.mayDelete(parent, name, false); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!parent.node_ops.unlink) { - throw new FS.ErrnoError(63); - } - if (FS.isMountpoint(node)) { - throw new FS.ErrnoError(10); - } - parent.node_ops.unlink(parent, name); - FS.destroyNode(node); - }, - readlink(path) { - var lookup = FS.lookupPath(path); - var link = lookup.node; - if (!link) { - throw new FS.ErrnoError(44); - } - if (!link.node_ops.readlink) { - throw new FS.ErrnoError(28); - } - return PATH_FS.resolve(FS.getPath(link.parent), link.node_ops.readlink(link)); - }, - stat(path, dontFollow) { - var lookup = FS.lookupPath(path, { - follow: !dontFollow - }); - var node = lookup.node; - if (!node) { - throw new FS.ErrnoError(44); - } - if (!node.node_ops.getattr) { - throw new FS.ErrnoError(63); - } - return node.node_ops.getattr(node); - }, - lstat(path) { - return FS.stat(path, true); - }, - chmod(path, mode, dontFollow) { - var node; - if (typeof path == "string") { - var lookup = FS.lookupPath(path, { - follow: !dontFollow - }); - node = lookup.node; - } else { - node = path; - } - if (!node.node_ops.setattr) { - throw new FS.ErrnoError(63); - } - node.node_ops.setattr(node, { - mode: (mode & 4095) | (node.mode & ~4095), - timestamp: Date.now() - }); - }, - lchmod(path, mode) { - FS.chmod(path, mode, true); - }, - fchmod(fd, mode) { - var stream = FS.getStreamChecked(fd); - FS.chmod(stream.node, mode); - }, - chown(path, uid, gid, dontFollow) { - var node; - if (typeof path == "string") { - var lookup = FS.lookupPath(path, { - follow: !dontFollow - }); - node = lookup.node; - } else { - node = path; - } - if (!node.node_ops.setattr) { - throw new FS.ErrnoError(63); - } - node.node_ops.setattr(node, { - timestamp: Date.now() - }); - }, - lchown(path, uid, gid) { - FS.chown(path, uid, gid, true); - }, - fchown(fd, uid, gid) { - var stream = FS.getStreamChecked(fd); - FS.chown(stream.node, uid, gid); - }, - truncate(path, len) { - if (len < 0) { - throw new FS.ErrnoError(28); - } - var node; - if (typeof path == "string") { - var lookup = FS.lookupPath(path, { - follow: true - }); - node = lookup.node; - } else { - node = path; - } - if (!node.node_ops.setattr) { - throw new FS.ErrnoError(63); - } - if (FS.isDir(node.mode)) { - throw new FS.ErrnoError(31); - } - if (!FS.isFile(node.mode)) { - throw new FS.ErrnoError(28); - } - var errCode = FS.nodePermissions(node, "w"); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - node.node_ops.setattr(node, { - size: len, - timestamp: Date.now() - }); - }, - ftruncate(fd, len) { - var stream = FS.getStreamChecked(fd); - if ((stream.flags & 2097155) === 0) { - throw new FS.ErrnoError(28); - } - FS.truncate(stream.node, len); - }, - utime(path, atime, mtime) { - var lookup = FS.lookupPath(path, { - follow: true - }); - var node = lookup.node; - node.node_ops.setattr(node, { - timestamp: Math.max(atime, mtime) - }); - }, - open(path, flags, mode) { - if (path === "") { - throw new FS.ErrnoError(44); - } - flags = typeof flags == "string" ? FS_modeStringToFlags(flags) : flags; - if ((flags & 64)) { - mode = typeof mode == "undefined" ? 438 : /* 0666 */ mode; - mode = (mode & 4095) | 32768; - } else { - mode = 0; - } - var node; - if (typeof path == "object") { - node = path; - } else { - path = PATH.normalize(path); - try { - var lookup = FS.lookupPath(path, { - follow: !(flags & 131072) - }); - node = lookup.node; - } catch (e) {} - } - var created = false; - if ((flags & 64)) { - if (node) { - if ((flags & 128)) { - throw new FS.ErrnoError(20); - } - } else { - node = FS.mknod(path, mode, 0); - created = true; - } - } - if (!node) { - throw new FS.ErrnoError(44); - } - if (FS.isChrdev(node.mode)) { - flags &= ~512; - } - if ((flags & 65536) && !FS.isDir(node.mode)) { - throw new FS.ErrnoError(54); - } - if (!created) { - var errCode = FS.mayOpen(node, flags); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - } - if ((flags & 512) && !created) { - FS.truncate(node, 0); - } - flags &= ~(128 | 512 | 131072); - var stream = FS.createStream({ - node: node, - path: FS.getPath(node), - flags: flags, - seekable: true, - position: 0, - stream_ops: node.stream_ops, - ungotten: [], - error: false - }); - if (stream.stream_ops.open) { - stream.stream_ops.open(stream); - } - if (Module["logReadFiles"] && !(flags & 1)) { - if (!FS.readFiles) FS.readFiles = {}; - if (!(path in FS.readFiles)) { - FS.readFiles[path] = 1; - } - } - return stream; - }, - close(stream) { - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if (stream.getdents) stream.getdents = null; - try { - if (stream.stream_ops.close) { - stream.stream_ops.close(stream); - } - } catch (e) { - throw e; - } finally { - FS.closeStream(stream.fd); - } - stream.fd = null; - }, - isClosed(stream) { - return stream.fd === null; - }, - llseek(stream, offset, whence) { - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if (!stream.seekable || !stream.stream_ops.llseek) { - throw new FS.ErrnoError(70); - } - if (whence != 0 && whence != 1 && whence != 2) { - throw new FS.ErrnoError(28); - } - stream.position = stream.stream_ops.llseek(stream, offset, whence); - stream.ungotten = []; - return stream.position; - }, - read(stream, buffer, offset, length, position) { - if (length < 0 || position < 0) { - throw new FS.ErrnoError(28); - } - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if ((stream.flags & 2097155) === 1) { - throw new FS.ErrnoError(8); - } - if (FS.isDir(stream.node.mode)) { - throw new FS.ErrnoError(31); - } - if (!stream.stream_ops.read) { - throw new FS.ErrnoError(28); - } - var seeking = typeof position != "undefined"; - if (!seeking) { - position = stream.position; - } else if (!stream.seekable) { - throw new FS.ErrnoError(70); - } - var bytesRead = stream.stream_ops.read(stream, buffer, offset, length, position); - if (!seeking) stream.position += bytesRead; - return bytesRead; - }, - write(stream, buffer, offset, length, position, canOwn) { - if (length < 0 || position < 0) { - throw new FS.ErrnoError(28); - } - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if ((stream.flags & 2097155) === 0) { - throw new FS.ErrnoError(8); - } - if (FS.isDir(stream.node.mode)) { - throw new FS.ErrnoError(31); - } - if (!stream.stream_ops.write) { - throw new FS.ErrnoError(28); - } - if (stream.seekable && stream.flags & 1024) { - FS.llseek(stream, 0, 2); - } - var seeking = typeof position != "undefined"; - if (!seeking) { - position = stream.position; - } else if (!stream.seekable) { - throw new FS.ErrnoError(70); - } - var bytesWritten = stream.stream_ops.write(stream, buffer, offset, length, position, canOwn); - if (!seeking) stream.position += bytesWritten; - return bytesWritten; - }, - allocate(stream, offset, length) { - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if (offset < 0 || length <= 0) { - throw new FS.ErrnoError(28); - } - if ((stream.flags & 2097155) === 0) { - throw new FS.ErrnoError(8); - } - if (!FS.isFile(stream.node.mode) && !FS.isDir(stream.node.mode)) { - throw new FS.ErrnoError(43); - } - if (!stream.stream_ops.allocate) { - throw new FS.ErrnoError(138); - } - stream.stream_ops.allocate(stream, offset, length); - }, - mmap(stream, length, position, prot, flags) { - if ((prot & 2) !== 0 && (flags & 2) === 0 && (stream.flags & 2097155) !== 2) { - throw new FS.ErrnoError(2); - } - if ((stream.flags & 2097155) === 1) { - throw new FS.ErrnoError(2); - } - if (!stream.stream_ops.mmap) { - throw new FS.ErrnoError(43); - } - return stream.stream_ops.mmap(stream, length, position, prot, flags); - }, - msync(stream, buffer, offset, length, mmapFlags) { - if (!stream.stream_ops.msync) { - return 0; - } - return stream.stream_ops.msync(stream, buffer, offset, length, mmapFlags); - }, - ioctl(stream, cmd, arg) { - if (!stream.stream_ops.ioctl) { - throw new FS.ErrnoError(59); - } - return stream.stream_ops.ioctl(stream, cmd, arg); - }, - readFile(path, opts = {}) { - opts.flags = opts.flags || 0; - opts.encoding = opts.encoding || "binary"; - if (opts.encoding !== "utf8" && opts.encoding !== "binary") { - throw new Error(`Invalid encoding type "${opts.encoding}"`); - } - var ret; - var stream = FS.open(path, opts.flags); - var stat = FS.stat(path); - var length = stat.size; - var buf = new Uint8Array(length); - FS.read(stream, buf, 0, length, 0); - if (opts.encoding === "utf8") { - ret = UTF8ArrayToString(buf, 0); - } else if (opts.encoding === "binary") { - ret = buf; - } - FS.close(stream); - return ret; - }, - writeFile(path, data, opts = {}) { - opts.flags = opts.flags || 577; - var stream = FS.open(path, opts.flags, opts.mode); - if (typeof data == "string") { - var buf = new Uint8Array(lengthBytesUTF8(data) + 1); - var actualNumBytes = stringToUTF8Array(data, buf, 0, buf.length); - FS.write(stream, buf, 0, actualNumBytes, undefined, opts.canOwn); - } else if (ArrayBuffer.isView(data)) { - FS.write(stream, data, 0, data.byteLength, undefined, opts.canOwn); - } else { - throw new Error("Unsupported data type"); - } - FS.close(stream); - }, - cwd: () => FS.currentPath, - chdir(path) { - var lookup = FS.lookupPath(path, { - follow: true - }); - if (lookup.node === null) { - throw new FS.ErrnoError(44); - } - if (!FS.isDir(lookup.node.mode)) { - throw new FS.ErrnoError(54); - } - var errCode = FS.nodePermissions(lookup.node, "x"); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - FS.currentPath = lookup.path; - }, - createDefaultDirectories() { - FS.mkdir("/tmp"); - FS.mkdir("/home"); - FS.mkdir("/home/web_user"); - }, - createDefaultDevices() { - FS.mkdir("/dev"); - FS.registerDevice(FS.makedev(1, 3), { - read: () => 0, - write: (stream, buffer, offset, length, pos) => length - }); - FS.mkdev("/dev/null", FS.makedev(1, 3)); - TTY.register(FS.makedev(5, 0), TTY.default_tty_ops); - TTY.register(FS.makedev(6, 0), TTY.default_tty1_ops); - FS.mkdev("/dev/tty", FS.makedev(5, 0)); - FS.mkdev("/dev/tty1", FS.makedev(6, 0)); - var randomBuffer = new Uint8Array(1024), randomLeft = 0; - var randomByte = () => { - if (randomLeft === 0) { - randomLeft = randomFill(randomBuffer).byteLength; - } - return randomBuffer[--randomLeft]; - }; - FS.createDevice("/dev", "random", randomByte); - FS.createDevice("/dev", "urandom", randomByte); - FS.mkdir("/dev/shm"); - FS.mkdir("/dev/shm/tmp"); - }, - createSpecialDirectories() { - FS.mkdir("/proc"); - var proc_self = FS.mkdir("/proc/self"); - FS.mkdir("/proc/self/fd"); - FS.mount({ - mount() { - var node = FS.createNode(proc_self, "fd", 16384 | 511, /* 0777 */ 73); - node.node_ops = { - lookup(parent, name) { - var fd = +name; - var stream = FS.getStreamChecked(fd); - var ret = { - parent: null, - mount: { - mountpoint: "fake" - }, - node_ops: { - readlink: () => stream.path - } - }; - ret.parent = ret; - return ret; - } - }; - return node; - } - }, {}, "/proc/self/fd"); - }, - createStandardStreams() { - if (Module["stdin"]) { - FS.createDevice("/dev", "stdin", Module["stdin"]); - } else { - FS.symlink("/dev/tty", "/dev/stdin"); - } - if (Module["stdout"]) { - FS.createDevice("/dev", "stdout", null, Module["stdout"]); - } else { - FS.symlink("/dev/tty", "/dev/stdout"); - } - if (Module["stderr"]) { - FS.createDevice("/dev", "stderr", null, Module["stderr"]); - } else { - FS.symlink("/dev/tty1", "/dev/stderr"); - } - var stdin = FS.open("/dev/stdin", 0); - var stdout = FS.open("/dev/stdout", 1); - var stderr = FS.open("/dev/stderr", 1); - }, - staticInit() { - [ 44 ].forEach(code => { - FS.genericErrors[code] = new FS.ErrnoError(code); - FS.genericErrors[code].stack = ""; - }); - FS.nameTable = new Array(4096); - FS.mount(MEMFS, {}, "/"); - FS.createDefaultDirectories(); - FS.createDefaultDevices(); - FS.createSpecialDirectories(); - FS.filesystems = { - "MEMFS": MEMFS, - "NODEFS": NODEFS, - "PROXYFS": PROXYFS - }; - }, - init(input, output, error) { - FS.init.initialized = true; - Module["stdin"] = input || Module["stdin"]; - Module["stdout"] = output || Module["stdout"]; - Module["stderr"] = error || Module["stderr"]; - FS.createStandardStreams(); - }, - quit() { - FS.init.initialized = false; - _fflush(0); - for (var i = 0; i < FS.streams.length; i++) { - var stream = FS.streams[i]; - if (!stream) { - continue; - } - FS.close(stream); - } - }, - findObject(path, dontResolveLastLink) { - var ret = FS.analyzePath(path, dontResolveLastLink); - if (!ret.exists) { - return null; - } - return ret.object; - }, - analyzePath(path, dontResolveLastLink) { - try { - var lookup = FS.lookupPath(path, { - follow: !dontResolveLastLink - }); - path = lookup.path; - } catch (e) {} - var ret = { - isRoot: false, - exists: false, - error: 0, - name: null, - path: null, - object: null, - parentExists: false, - parentPath: null, - parentObject: null - }; - try { - var lookup = FS.lookupPath(path, { - parent: true - }); - ret.parentExists = true; - ret.parentPath = lookup.path; - ret.parentObject = lookup.node; - ret.name = PATH.basename(path); - lookup = FS.lookupPath(path, { - follow: !dontResolveLastLink - }); - ret.exists = true; - ret.path = lookup.path; - ret.object = lookup.node; - ret.name = lookup.node.name; - ret.isRoot = lookup.path === "/"; - } catch (e) { - ret.error = e.errno; - } - return ret; - }, - createPath(parent, path, canRead, canWrite) { - parent = typeof parent == "string" ? parent : FS.getPath(parent); - var parts = path.split("/").reverse(); - while (parts.length) { - var part = parts.pop(); - if (!part) continue; - var current = PATH.join2(parent, part); - try { - FS.mkdir(current); - } catch (e) {} - parent = current; - } - return current; - }, - createFile(parent, name, properties, canRead, canWrite) { - var path = PATH.join2(typeof parent == "string" ? parent : FS.getPath(parent), name); - var mode = FS_getMode(canRead, canWrite); - return FS.create(path, mode); - }, - createDataFile(parent, name, data, canRead, canWrite, canOwn) { - var path = name; - if (parent) { - parent = typeof parent == "string" ? parent : FS.getPath(parent); - path = name ? PATH.join2(parent, name) : parent; - } - var mode = FS_getMode(canRead, canWrite); - var node = FS.create(path, mode); - if (data) { - if (typeof data == "string") { - var arr = new Array(data.length); - for (var i = 0, len = data.length; i < len; ++i) arr[i] = data.charCodeAt(i); - data = arr; - } - FS.chmod(node, mode | 146); - var stream = FS.open(node, 577); - FS.write(stream, data, 0, data.length, 0, canOwn); - FS.close(stream); - FS.chmod(node, mode); - } - }, - createDevice(parent, name, input, output) { - var path = PATH.join2(typeof parent == "string" ? parent : FS.getPath(parent), name); - var mode = FS_getMode(!!input, !!output); - if (!FS.createDevice.major) FS.createDevice.major = 64; - var dev = FS.makedev(FS.createDevice.major++, 0); - FS.registerDevice(dev, { - open(stream) { - stream.seekable = false; - }, - close(stream) { - if (output?.buffer?.length) { - output(10); - } - }, - read(stream, buffer, offset, length, pos) { - /* ignored */ var bytesRead = 0; - for (var i = 0; i < length; i++) { - var result; - try { - result = input(); - } catch (e) { - throw new FS.ErrnoError(29); - } - if (result === undefined && bytesRead === 0) { - throw new FS.ErrnoError(6); - } - if (result === null || result === undefined) break; - bytesRead++; - buffer[offset + i] = result; - } - if (bytesRead) { - stream.node.timestamp = Date.now(); - } - return bytesRead; - }, - write(stream, buffer, offset, length, pos) { - for (var i = 0; i < length; i++) { - try { - output(buffer[offset + i]); - } catch (e) { - throw new FS.ErrnoError(29); - } - } - if (length) { - stream.node.timestamp = Date.now(); - } - return i; - } - }); - return FS.mkdev(path, mode, dev); - }, - forceLoadFile(obj) { - if (obj.isDevice || obj.isFolder || obj.link || obj.contents) return true; - if (typeof XMLHttpRequest != "undefined") { - throw new Error("Lazy loading should have been performed (contents set) in createLazyFile, but it was not. Lazy loading only works in web workers. Use --embed-file or --preload-file in emcc on the main thread."); - } else if (read_) { - try { - obj.contents = intArrayFromString(read_(obj.url), true); - obj.usedBytes = obj.contents.length; - } catch (e) { - throw new FS.ErrnoError(29); - } - } else { - throw new Error("Cannot load without read() or XMLHttpRequest."); - } - }, - createLazyFile(parent, name, url, canRead, canWrite) { - class LazyUint8Array { - constructor() { - this.lengthKnown = false; - this.chunks = []; - } - get(idx) { - if (idx > this.length - 1 || idx < 0) { - return undefined; - } - var chunkOffset = idx % this.chunkSize; - var chunkNum = (idx / this.chunkSize) | 0; - return this.getter(chunkNum)[chunkOffset]; - } - setDataGetter(getter) { - this.getter = getter; - } - cacheLength() { - var xhr = new XMLHttpRequest; - xhr.open("HEAD", url, false); - xhr.send(null); - if (!(xhr.status >= 200 && xhr.status < 300 || xhr.status === 304)) throw new Error("Couldn't load " + url + ". Status: " + xhr.status); - var datalength = Number(xhr.getResponseHeader("Content-length")); - var header; - var hasByteServing = (header = xhr.getResponseHeader("Accept-Ranges")) && header === "bytes"; - var usesGzip = (header = xhr.getResponseHeader("Content-Encoding")) && header === "gzip"; - var chunkSize = 1024 * 1024; - if (!hasByteServing) chunkSize = datalength; - var doXHR = (from, to) => { - if (from > to) throw new Error("invalid range (" + from + ", " + to + ") or no bytes requested!"); - if (to > datalength - 1) throw new Error("only " + datalength + " bytes available! programmer error!"); - var xhr = new XMLHttpRequest; - xhr.open("GET", url, false); - if (datalength !== chunkSize) xhr.setRequestHeader("Range", "bytes=" + from + "-" + to); - xhr.responseType = "arraybuffer"; - if (xhr.overrideMimeType) { - xhr.overrideMimeType("text/plain; charset=x-user-defined"); - } - xhr.send(null); - if (!(xhr.status >= 200 && xhr.status < 300 || xhr.status === 304)) throw new Error("Couldn't load " + url + ". Status: " + xhr.status); - if (xhr.response !== undefined) { - return new Uint8Array(/** @type{Array} */ (xhr.response || [])); - } - return intArrayFromString(xhr.responseText || "", true); - }; - var lazyArray = this; - lazyArray.setDataGetter(chunkNum => { - var start = chunkNum * chunkSize; - var end = (chunkNum + 1) * chunkSize - 1; - end = Math.min(end, datalength - 1); - if (typeof lazyArray.chunks[chunkNum] == "undefined") { - lazyArray.chunks[chunkNum] = doXHR(start, end); - } - if (typeof lazyArray.chunks[chunkNum] == "undefined") throw new Error("doXHR failed!"); - return lazyArray.chunks[chunkNum]; - }); - if (usesGzip || !datalength) { - chunkSize = datalength = 1; - datalength = this.getter(0).length; - chunkSize = datalength; - out("LazyFiles on gzip forces download of the whole file when length is accessed"); - } - this._length = datalength; - this._chunkSize = chunkSize; - this.lengthKnown = true; - } - get length() { - if (!this.lengthKnown) { - this.cacheLength(); - } - return this._length; - } - get chunkSize() { - if (!this.lengthKnown) { - this.cacheLength(); - } - return this._chunkSize; - } - } - if (typeof XMLHttpRequest != "undefined") { - if (!ENVIRONMENT_IS_WORKER) throw "Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc"; - var lazyArray = new LazyUint8Array; - var properties = { - isDevice: false, - contents: lazyArray - }; - } else { - var properties = { - isDevice: false, - url: url - }; - } - var node = FS.createFile(parent, name, properties, canRead, canWrite); - if (properties.contents) { - node.contents = properties.contents; - } else if (properties.url) { - node.contents = null; - node.url = properties.url; - } - Object.defineProperties(node, { - usedBytes: { - get: function() { - return this.contents.length; - } - } - }); - var stream_ops = {}; - var keys = Object.keys(node.stream_ops); - keys.forEach(key => { - var fn = node.stream_ops[key]; - stream_ops[key] = (...args) => { - FS.forceLoadFile(node); - return fn(...args); - }; - }); - function writeChunks(stream, buffer, offset, length, position) { - var contents = stream.node.contents; - if (position >= contents.length) return 0; - var size = Math.min(contents.length - position, length); - if (contents.slice) { - for (var i = 0; i < size; i++) { - buffer[offset + i] = contents[position + i]; - } - } else { - for (var i = 0; i < size; i++) { - buffer[offset + i] = contents.get(position + i); - } - } - return size; - } - stream_ops.read = (stream, buffer, offset, length, position) => { - FS.forceLoadFile(node); - return writeChunks(stream, buffer, offset, length, position); - }; - stream_ops.mmap = (stream, length, position, prot, flags) => { - FS.forceLoadFile(node); - var ptr = mmapAlloc(length); - if (!ptr) { - throw new FS.ErrnoError(48); - } - writeChunks(stream, HEAP8, ptr, length, position); - return { - ptr: ptr, - allocated: true - }; - }; - node.stream_ops = stream_ops; - return node; - } -}; - -Module["FS"] = FS; - -var SOCKFS = { - mount(mount) { - Module["websocket"] = (Module["websocket"] && ("object" === typeof Module["websocket"])) ? Module["websocket"] : {}; - Module["websocket"]._callbacks = {}; - Module["websocket"]["on"] = /** @this{Object} */ function(event, callback) { - if ("function" === typeof callback) { - this._callbacks[event] = callback; - } - return this; - }; - Module["websocket"].emit = /** @this{Object} */ function(event, param) { - if ("function" === typeof this._callbacks[event]) { - this._callbacks[event].call(this, param); - } - }; - return FS.createNode(null, "/", 16384 | 511, /* 0777 */ 0); - }, - createSocket(family, type, protocol) { - type &= ~526336; - var streaming = type == 1; - if (streaming && protocol && protocol != 6) { - throw new FS.ErrnoError(66); - } - var sock = { - family: family, - type: type, - protocol: protocol, - server: null, - error: null, - peers: {}, - pending: [], - recv_queue: [], - sock_ops: SOCKFS.websocket_sock_ops - }; - var name = SOCKFS.nextname(); - var node = FS.createNode(SOCKFS.root, name, 49152, 0); - node.sock = sock; - var stream = FS.createStream({ - path: name, - node: node, - flags: 2, - seekable: false, - stream_ops: SOCKFS.stream_ops - }); - sock.stream = stream; - return sock; - }, - getSocket(fd) { - var stream = FS.getStream(fd); - if (!stream || !FS.isSocket(stream.node.mode)) { - return null; - } - return stream.node.sock; - }, - stream_ops: { - poll(stream) { - var sock = stream.node.sock; - return sock.sock_ops.poll(sock); - }, - ioctl(stream, request, varargs) { - var sock = stream.node.sock; - return sock.sock_ops.ioctl(sock, request, varargs); - }, - read(stream, buffer, offset, length, position) { - /* ignored */ var sock = stream.node.sock; - var msg = sock.sock_ops.recvmsg(sock, length); - if (!msg) { - return 0; - } - buffer.set(msg.buffer, offset); - return msg.buffer.length; - }, - write(stream, buffer, offset, length, position) { - /* ignored */ var sock = stream.node.sock; - return sock.sock_ops.sendmsg(sock, buffer, offset, length); - }, - close(stream) { - var sock = stream.node.sock; - sock.sock_ops.close(sock); - } - }, - nextname() { - if (!SOCKFS.nextname.current) { - SOCKFS.nextname.current = 0; - } - return "socket[" + (SOCKFS.nextname.current++) + "]"; - }, - websocket_sock_ops: { - createPeer(sock, addr, port) { - var ws; - if (typeof addr == "object") { - ws = addr; - addr = null; - port = null; - } - if (ws) { - if (ws._socket) { - addr = ws._socket.remoteAddress; - port = ws._socket.remotePort; - } else { - var result = /ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url); - if (!result) { - throw new Error("WebSocket URL must be in the format ws(s)://address:port"); - } - addr = result[1]; - port = parseInt(result[2], 10); - } - } else { - try { - var runtimeConfig = (Module["websocket"] && ("object" === typeof Module["websocket"])); - var url = "ws:#".replace("#", "//"); - if (runtimeConfig) { - if("function"===typeof Module["websocket"]["url"]) { -url = Module["websocket"]["url"](...arguments); -}else if ("string" === typeof Module["websocket"]["url"]) { - url = Module["websocket"]["url"]; - } - } - if (url === "ws://" || url === "wss://") { - var parts = addr.split("/"); - url = url + parts[0] + ":" + port + "/" + parts.slice(1).join("/"); - } - var subProtocols = "binary"; - if (runtimeConfig) { - if ("string" === typeof Module["websocket"]["subprotocol"]) { - subProtocols = Module["websocket"]["subprotocol"]; - } - } - var opts = undefined; - if (subProtocols !== "null") { - subProtocols = subProtocols.replace(/^ +| +$/g, "").split(/ *, */); - opts = subProtocols; - } - if (runtimeConfig && null === Module["websocket"]["subprotocol"]) { - subProtocols = "null"; - opts = undefined; - } - var WebSocketConstructor; - if (ENVIRONMENT_IS_NODE) { - WebSocketConstructor = /** @type{(typeof WebSocket)} */ (require("ws")); - } else { - WebSocketConstructor = WebSocket; - } - if (Module['websocket']['decorator']) {WebSocketConstructor = Module['websocket']['decorator'](WebSocketConstructor);}ws = new WebSocketConstructor(url, opts); - ws.binaryType = "arraybuffer"; - } catch (e) { - throw new FS.ErrnoError(23); - } - } - var peer = { - addr: addr, - port: port, - socket: ws, - dgram_send_queue: [] - }; - SOCKFS.websocket_sock_ops.addPeer(sock, peer); - SOCKFS.websocket_sock_ops.handlePeerEvents(sock, peer); - if (sock.type === 2 && typeof sock.sport != "undefined") { - peer.dgram_send_queue.push(new Uint8Array([ 255, 255, 255, 255, "p".charCodeAt(0), "o".charCodeAt(0), "r".charCodeAt(0), "t".charCodeAt(0), ((sock.sport & 65280) >> 8), (sock.sport & 255) ])); - } - return peer; - }, - getPeer(sock, addr, port) { - return sock.peers[addr + ":" + port]; - }, - addPeer(sock, peer) { - sock.peers[peer.addr + ":" + peer.port] = peer; - }, - removePeer(sock, peer) { - delete sock.peers[peer.addr + ":" + peer.port]; - }, - handlePeerEvents(sock, peer) { - var first = true; - var handleOpen = function() { - Module["websocket"].emit("open", sock.stream.fd); - try { - var queued = peer.dgram_send_queue.shift(); - while (queued) { - peer.socket.send(queued); - queued = peer.dgram_send_queue.shift(); - } - } catch (e) { - peer.socket.close(); - } - }; - function handleMessage(data) { - if (typeof data == "string") { - var encoder = new TextEncoder; - data = encoder.encode(data); - } else { - assert(data.byteLength !== undefined); - if (data.byteLength == 0) { - return; - } - data = new Uint8Array(data); - } - var wasfirst = first; - first = false; - if (wasfirst && data.length === 10 && data[0] === 255 && data[1] === 255 && data[2] === 255 && data[3] === 255 && data[4] === "p".charCodeAt(0) && data[5] === "o".charCodeAt(0) && data[6] === "r".charCodeAt(0) && data[7] === "t".charCodeAt(0)) { - var newport = ((data[8] << 8) | data[9]); - SOCKFS.websocket_sock_ops.removePeer(sock, peer); - peer.port = newport; - SOCKFS.websocket_sock_ops.addPeer(sock, peer); - return; - } - sock.recv_queue.push({ - addr: peer.addr, - port: peer.port, - data: data - }); - Module["websocket"].emit("message", sock.stream.fd); - } - if (ENVIRONMENT_IS_NODE) { - peer.socket.on("open", handleOpen); - peer.socket.on("message", function(data, isBinary) { - if (!isBinary) { - return; - } - handleMessage((new Uint8Array(data)).buffer); - }); - peer.socket.on("close", function() { - Module["websocket"].emit("close", sock.stream.fd); - }); - peer.socket.on("error", function(error) { - sock.error = 14; - Module["websocket"].emit("error", [ sock.stream.fd, sock.error, "ECONNREFUSED: Connection refused" ]); - }); - } else { - peer.socket.onopen = handleOpen; - peer.socket.onclose = function() { - Module["websocket"].emit("close", sock.stream.fd); - }; - peer.socket.onmessage = function peer_socket_onmessage(event) { - handleMessage(event.data); - }; - peer.socket.onerror = function(error) { - sock.error = 14; - Module["websocket"].emit("error", [ sock.stream.fd, sock.error, "ECONNREFUSED: Connection refused" ]); - }; - } - }, - poll(sock) { - if (sock.type === 1 && sock.server) { - return sock.pending.length ? (64 | 1) : 0; - } - var mask = 0; - var dest = sock.type === 1 ? SOCKFS.websocket_sock_ops.getPeer(sock, sock.daddr, sock.dport) : null; - if (sock.recv_queue.length || !dest || (dest && dest.socket.readyState === dest.socket.CLOSING) || (dest && dest.socket.readyState === dest.socket.CLOSED)) { - mask |= (64 | 1); - } - if (!dest || (dest && dest.socket.readyState === dest.socket.OPEN)) { - mask |= 4; - } - if ((dest && dest.socket.readyState === dest.socket.CLOSING) || (dest && dest.socket.readyState === dest.socket.CLOSED)) { - mask |= 16; - } - return mask; - }, - ioctl(sock, request, arg) { - switch (request) { - case 21531: - var bytes = 0; - if (sock.recv_queue.length) { - bytes = sock.recv_queue[0].data.length; - } - HEAP32[((arg) >> 2)] = bytes; - return 0; - - default: - return 28; - } - }, - close(sock) { - if (sock.server) { - try { - sock.server.close(); - } catch (e) {} - sock.server = null; - } - var peers = Object.keys(sock.peers); - for (var i = 0; i < peers.length; i++) { - var peer = sock.peers[peers[i]]; - try { - peer.socket.close(); - } catch (e) {} - SOCKFS.websocket_sock_ops.removePeer(sock, peer); - } - return 0; - }, - bind(sock, addr, port) { - if (typeof sock.saddr != "undefined" || typeof sock.sport != "undefined") { - throw new FS.ErrnoError(28); - } - sock.saddr = addr; - sock.sport = port; - if (sock.type === 2) { - if (sock.server) { - sock.server.close(); - sock.server = null; - } - try { - sock.sock_ops.listen(sock, 0); - } catch (e) { - if (!(e.name === "ErrnoError")) throw e; - if (e.errno !== 138) throw e; - } - } - }, - connect(sock, addr, port) { - if (sock.server) { - throw new FS.ErrnoError(138); - } - if (typeof sock.daddr != "undefined" && typeof sock.dport != "undefined") { - var dest = SOCKFS.websocket_sock_ops.getPeer(sock, sock.daddr, sock.dport); - if (dest) { - if (dest.socket.readyState === dest.socket.CONNECTING) { - throw new FS.ErrnoError(7); - } else { - throw new FS.ErrnoError(30); - } - } - } - var peer = SOCKFS.websocket_sock_ops.createPeer(sock, addr, port); - sock.daddr = peer.addr; - sock.dport = peer.port; - throw new FS.ErrnoError(26); - }, - listen(sock, backlog) { - if (!ENVIRONMENT_IS_NODE) { - throw new FS.ErrnoError(138); - } - if (sock.server) { - throw new FS.ErrnoError(28); - } - var WebSocketServer = require("ws").Server; - var host = sock.saddr; - if (Module['websocket']['serverDecorator']) {WebSocketServer = Module['websocket']['serverDecorator'](WebSocketServer);}sock.server = new WebSocketServer({ - host: host, - port: sock.sport - }); - Module["websocket"].emit("listen", sock.stream.fd); - sock.server.on("connection", function(ws) { - if (sock.type === 1) { - var newsock = SOCKFS.createSocket(sock.family, sock.type, sock.protocol); - var peer = SOCKFS.websocket_sock_ops.createPeer(newsock, ws); - newsock.daddr = peer.addr; - newsock.dport = peer.port; - sock.pending.push(newsock); - Module["websocket"].emit("connection", newsock.stream.fd); - } else { - SOCKFS.websocket_sock_ops.createPeer(sock, ws); - Module["websocket"].emit("connection", sock.stream.fd); - } - }); - sock.server.on("close", function() { - Module["websocket"].emit("close", sock.stream.fd); - sock.server = null; - }); - sock.server.on("error", function(error) { - sock.error = 23; - Module["websocket"].emit("error", [ sock.stream.fd, sock.error, "EHOSTUNREACH: Host is unreachable" ]); - }); - }, - accept(listensock) { - if (!listensock.server || !listensock.pending.length) { - throw new FS.ErrnoError(28); - } - var newsock = listensock.pending.shift(); - newsock.stream.flags = listensock.stream.flags; - return newsock; - }, - getname(sock, peer) { - var addr, port; - if (peer) { - if (sock.daddr === undefined || sock.dport === undefined) { - throw new FS.ErrnoError(53); - } - addr = sock.daddr; - port = sock.dport; - } else { - addr = sock.saddr || 0; - port = sock.sport || 0; - } - return { - addr: addr, - port: port - }; - }, - sendmsg(sock, buffer, offset, length, addr, port) { - if (sock.type === 2) { - if (addr === undefined || port === undefined) { - addr = sock.daddr; - port = sock.dport; - } - if (addr === undefined || port === undefined) { - throw new FS.ErrnoError(17); - } - } else { - addr = sock.daddr; - port = sock.dport; - } - var dest = SOCKFS.websocket_sock_ops.getPeer(sock, addr, port); - if (sock.type === 1) { - if (!dest || dest.socket.readyState === dest.socket.CLOSING || dest.socket.readyState === dest.socket.CLOSED) { - throw new FS.ErrnoError(53); - } else if (dest.socket.readyState === dest.socket.CONNECTING) { - throw new FS.ErrnoError(6); - } - } - if (ArrayBuffer.isView(buffer)) { - offset += buffer.byteOffset; - buffer = buffer.buffer; - } - var data; - data = buffer.slice(offset, offset + length); - if (sock.type === 2) { - if (!dest || dest.socket.readyState !== dest.socket.OPEN) { - if (!dest || dest.socket.readyState === dest.socket.CLOSING || dest.socket.readyState === dest.socket.CLOSED) { - dest = SOCKFS.websocket_sock_ops.createPeer(sock, addr, port); - } - dest.dgram_send_queue.push(data); - return length; - } - } - try { - dest.socket.send(data); - return length; - } catch (e) { - throw new FS.ErrnoError(28); - } - }, - recvmsg(sock, length, flags) { - if (sock.type === 1 && sock.server) { - throw new FS.ErrnoError(53); - } - var queued = sock.recv_queue.shift(); - if (!queued) { - if (sock.type === 1) { - var dest = SOCKFS.websocket_sock_ops.getPeer(sock, sock.daddr, sock.dport); - if (!dest) { - throw new FS.ErrnoError(53); - } - if (dest.socket.readyState === dest.socket.CLOSING || dest.socket.readyState === dest.socket.CLOSED) { - return null; - } - throw new FS.ErrnoError(6); - } - throw new FS.ErrnoError(6); - } - var queuedLength = queued.data.byteLength || queued.data.length; - var queuedOffset = queued.data.byteOffset || 0; - var queuedBuffer = queued.data.buffer || queued.data; - var bytesRead = Math.min(length, queuedLength); - var res = { - buffer: new Uint8Array(queuedBuffer, queuedOffset, bytesRead), - addr: queued.addr, - port: queued.port - }; - if (flags&2) {bytesRead = 0;} if (sock.type === 1 && bytesRead < queuedLength) { - var bytesRemaining = queuedLength - bytesRead; - queued.data = new Uint8Array(queuedBuffer, queuedOffset + bytesRead, bytesRemaining); - sock.recv_queue.unshift(queued); - } - return res; - } - } -}; - -var getSocketFromFD = fd => { - var socket = SOCKFS.getSocket(fd); - if (!socket) throw new FS.ErrnoError(8); - return socket; -}; - -var inetPton4 = str => { - var b = str.split("."); - for (var i = 0; i < 4; i++) { - var tmp = Number(b[i]); - if (isNaN(tmp)) return null; - b[i] = tmp; - } - return (b[0] | (b[1] << 8) | (b[2] << 16) | (b[3] << 24)) >>> 0; -}; - -/** @suppress {checkTypes} */ var jstoi_q = str => parseInt(str); - -var inetPton6 = str => { - var words; - var w, offset, z; - /* http://home.deds.nl/~aeron/regex/ */ var valid6regx = /^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i; - var parts = []; - if (!valid6regx.test(str)) { - return null; - } - if (str === "::") { - return [ 0, 0, 0, 0, 0, 0, 0, 0 ]; - } - if (str.startsWith("::")) { - str = str.replace("::", "Z:"); - } else { - str = str.replace("::", ":Z:"); - } - if (str.indexOf(".") > 0) { - str = str.replace(new RegExp("[.]", "g"), ":"); - words = str.split(":"); - words[words.length - 4] = jstoi_q(words[words.length - 4]) + jstoi_q(words[words.length - 3]) * 256; - words[words.length - 3] = jstoi_q(words[words.length - 2]) + jstoi_q(words[words.length - 1]) * 256; - words = words.slice(0, words.length - 2); - } else { - words = str.split(":"); - } - offset = 0; - z = 0; - for (w = 0; w < words.length; w++) { - if (typeof words[w] == "string") { - if (words[w] === "Z") { - for (z = 0; z < (8 - words.length + 1); z++) { - parts[w + z] = 0; - } - offset = z - 1; - } else { - parts[w + offset] = _htons(parseInt(words[w], 16)); - } - } else { - parts[w + offset] = words[w]; - } - } - return [ (parts[1] << 16) | parts[0], (parts[3] << 16) | parts[2], (parts[5] << 16) | parts[4], (parts[7] << 16) | parts[6] ]; -}; - -/** @param {number=} addrlen */ var writeSockaddr = (sa, family, addr, port, addrlen) => { - switch (family) { - case 2: - addr = inetPton4(addr); - zeroMemory(sa, 16); - if (addrlen) { - HEAP32[((addrlen) >> 2)] = 16; - } - HEAP16[((sa) >> 1)] = family; - HEAP32[(((sa) + (4)) >> 2)] = addr; - HEAP16[(((sa) + (2)) >> 1)] = _htons(port); - break; - - case 10: - addr = inetPton6(addr); - zeroMemory(sa, 28); - if (addrlen) { - HEAP32[((addrlen) >> 2)] = 28; - } - HEAP32[((sa) >> 2)] = family; - HEAP32[(((sa) + (8)) >> 2)] = addr[0]; - HEAP32[(((sa) + (12)) >> 2)] = addr[1]; - HEAP32[(((sa) + (16)) >> 2)] = addr[2]; - HEAP32[(((sa) + (20)) >> 2)] = addr[3]; - HEAP16[(((sa) + (2)) >> 1)] = _htons(port); - break; - - default: - return 5; - } - return 0; -}; - -var DNS = { - address_map: { - id: 1, - addrs: {}, - names: {} - }, - lookup_name(name) { - var res = inetPton4(name); - if (res !== null) { - return name; - } - res = inetPton6(name); - if (res !== null) { - return name; - } - var addr; - if (DNS.address_map.addrs[name]) { - addr = DNS.address_map.addrs[name]; - } else { - var id = DNS.address_map.id++; - assert(id < 65535, "exceeded max address mappings of 65535"); - addr = "172.29." + (id & 255) + "." + (id & 65280); - DNS.address_map.names[addr] = name; - DNS.address_map.addrs[name] = addr; - } - return addr; - }, - lookup_addr(addr) { - if (DNS.address_map.names[addr]) { - return DNS.address_map.names[addr]; - } - return null; - } -}; - -function ___syscall_accept4(fd, addr, addrlen, flags, d1, d2) { - try { - var sock = getSocketFromFD(fd); - var newsock = sock.sock_ops.accept(sock); - if (addr) { - var errno = writeSockaddr(addr, newsock.family, DNS.lookup_name(newsock.daddr), newsock.dport, addrlen); - } - return newsock.stream.fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var inetNtop4 = addr => (addr & 255) + "." + ((addr >> 8) & 255) + "." + ((addr >> 16) & 255) + "." + ((addr >> 24) & 255); - -var inetNtop6 = ints => { - var str = ""; - var word = 0; - var longest = 0; - var lastzero = 0; - var zstart = 0; - var len = 0; - var i = 0; - var parts = [ ints[0] & 65535, (ints[0] >> 16), ints[1] & 65535, (ints[1] >> 16), ints[2] & 65535, (ints[2] >> 16), ints[3] & 65535, (ints[3] >> 16) ]; - var hasipv4 = true; - var v4part = ""; - for (i = 0; i < 5; i++) { - if (parts[i] !== 0) { - hasipv4 = false; - break; - } - } - if (hasipv4) { - v4part = inetNtop4(parts[6] | (parts[7] << 16)); - if (parts[5] === -1) { - str = "::ffff:"; - str += v4part; - return str; - } - if (parts[5] === 0) { - str = "::"; - if (v4part === "0.0.0.0") v4part = ""; - if (v4part === "0.0.0.1") v4part = "1"; - str += v4part; - return str; - } - } - for (word = 0; word < 8; word++) { - if (parts[word] === 0) { - if (word - lastzero > 1) { - len = 0; - } - lastzero = word; - len++; - } - if (len > longest) { - longest = len; - zstart = word - longest + 1; - } - } - for (word = 0; word < 8; word++) { - if (longest > 1) { - if (parts[word] === 0 && word >= zstart && word < (zstart + longest)) { - if (word === zstart) { - str += ":"; - if (zstart === 0) str += ":"; - } - continue; - } - } - str += Number(_ntohs(parts[word] & 65535)).toString(16); - str += word < 7 ? ":" : ""; - } - return str; -}; - -var readSockaddr = (sa, salen) => { - var family = HEAP16[((sa) >> 1)]; - var port = _ntohs(HEAPU16[(((sa) + (2)) >> 1)]); - var addr; - switch (family) { - case 2: - if (salen !== 16) { - return { - errno: 28 - }; - } - addr = HEAP32[(((sa) + (4)) >> 2)]; - addr = inetNtop4(addr); - break; - - case 10: - if (salen !== 28) { - return { - errno: 28 - }; - } - addr = [ HEAP32[(((sa) + (8)) >> 2)], HEAP32[(((sa) + (12)) >> 2)], HEAP32[(((sa) + (16)) >> 2)], HEAP32[(((sa) + (20)) >> 2)] ]; - addr = inetNtop6(addr); - break; - - default: - return { - errno: 5 - }; - } - return { - family: family, - addr: addr, - port: port - }; -}; - -/** @param {boolean=} allowNull */ var getSocketAddress = (addrp, addrlen, allowNull) => { - if (allowNull && addrp === 0) return null; - var info = readSockaddr(addrp, addrlen); - if (info.errno) throw new FS.ErrnoError(info.errno); - info.addr = DNS.lookup_addr(info.addr) || info.addr; - return info; -}; - -function ___syscall_bind(fd, addr, addrlen, d1, d2, d3) { - try { - var sock = getSocketFromFD(fd); - var info = getSocketAddress(addr, addrlen); - sock.sock_ops.bind(sock, info.addr, info.port); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var SYSCALLS = { - DEFAULT_POLLMASK: 5, - calculateAt(dirfd, path, allowEmpty) { - if (PATH.isAbs(path)) { - return path; - } - var dir; - if (dirfd === -100) { - dir = FS.cwd(); - } else { - var dirstream = SYSCALLS.getStreamFromFD(dirfd); - dir = dirstream.path; - } - if (path.length == 0) { - if (!allowEmpty) { - throw new FS.ErrnoError(44); - } - return dir; - } - return PATH.join2(dir, path); - }, - doStat(func, path, buf) { - var stat = func(path); - HEAP32[((buf) >> 2)] = stat.dev; - HEAP32[(((buf) + (4)) >> 2)] = stat.mode; - HEAPU32[(((buf) + (8)) >> 2)] = stat.nlink; - HEAP32[(((buf) + (12)) >> 2)] = stat.uid; - HEAP32[(((buf) + (16)) >> 2)] = stat.gid; - HEAP32[(((buf) + (20)) >> 2)] = stat.rdev; - (tempI64 = [ stat.size >>> 0, (tempDouble = stat.size, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (24)) >> 2)] = tempI64[0], HEAP32[(((buf) + (28)) >> 2)] = tempI64[1]); - HEAP32[(((buf) + (32)) >> 2)] = 4096; - HEAP32[(((buf) + (36)) >> 2)] = stat.blocks; - var atime = stat.atime.getTime(); - var mtime = stat.mtime.getTime(); - var ctime = stat.ctime.getTime(); - (tempI64 = [ Math.floor(atime / 1e3) >>> 0, (tempDouble = Math.floor(atime / 1e3), - (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (40)) >> 2)] = tempI64[0], HEAP32[(((buf) + (44)) >> 2)] = tempI64[1]); - HEAPU32[(((buf) + (48)) >> 2)] = (atime % 1e3) * 1e3; - (tempI64 = [ Math.floor(mtime / 1e3) >>> 0, (tempDouble = Math.floor(mtime / 1e3), - (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (56)) >> 2)] = tempI64[0], HEAP32[(((buf) + (60)) >> 2)] = tempI64[1]); - HEAPU32[(((buf) + (64)) >> 2)] = (mtime % 1e3) * 1e3; - (tempI64 = [ Math.floor(ctime / 1e3) >>> 0, (tempDouble = Math.floor(ctime / 1e3), - (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (72)) >> 2)] = tempI64[0], HEAP32[(((buf) + (76)) >> 2)] = tempI64[1]); - HEAPU32[(((buf) + (80)) >> 2)] = (ctime % 1e3) * 1e3; - (tempI64 = [ stat.ino >>> 0, (tempDouble = stat.ino, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (88)) >> 2)] = tempI64[0], HEAP32[(((buf) + (92)) >> 2)] = tempI64[1]); - return 0; - }, - doMsync(addr, stream, len, flags, offset) { - if (!FS.isFile(stream.node.mode)) { - throw new FS.ErrnoError(43); - } - if (flags & 2) { - return 0; - } - var buffer = HEAPU8.slice(addr, addr + len); - FS.msync(stream, buffer, offset, len, flags); - }, - getStreamFromFD(fd) { - var stream = FS.getStreamChecked(fd); - return stream; - }, - varargs: undefined, - getStr(ptr) { - var ret = UTF8ToString(ptr); - return ret; - } -}; - -function ___syscall_chdir(path) { - try { - path = SYSCALLS.getStr(path); - FS.chdir(path); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_chmod(path, mode) { - try { - path = SYSCALLS.getStr(path); - FS.chmod(path, mode); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_connect(fd, addr, addrlen, d1, d2, d3) { - try { - var sock = getSocketFromFD(fd); - var info = getSocketAddress(addr, addrlen); - sock.sock_ops.connect(sock, info.addr, info.port); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_dup(fd) { - try { - var old = SYSCALLS.getStreamFromFD(fd); - return FS.dupStream(old).fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_dup3(fd, newfd, flags) { - try { - var old = SYSCALLS.getStreamFromFD(fd); - if (old.fd === newfd) return -28; - var existing = FS.getStream(newfd); - if (existing) FS.close(existing); - return FS.dupStream(old, newfd).fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_faccessat(dirfd, path, amode, flags) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - if (amode & ~7) { - return -28; - } - var lookup = FS.lookupPath(path, { - follow: true - }); - var node = lookup.node; - if (!node) { - return -44; - } - var perms = ""; - if (amode & 4) perms += "r"; - if (amode & 2) perms += "w"; - if (amode & 1) perms += "x"; - if (perms && /* otherwise, they've just passed F_OK */ FS.nodePermissions(node, perms)) { - return -2; - } - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var convertI32PairToI53Checked = (lo, hi) => ((hi + 2097152) >>> 0 < 4194305 - !!lo) ? (lo >>> 0) + hi * 4294967296 : NaN; - -function ___syscall_fallocate(fd, mode, offset_low, offset_high, len_low, len_high) { - var offset = convertI32PairToI53Checked(offset_low, offset_high); - var len = convertI32PairToI53Checked(len_low, len_high); - try { - if (isNaN(offset)) return 61; - var stream = SYSCALLS.getStreamFromFD(fd); - FS.allocate(stream, offset, len); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_fchmod(fd, mode) { - try { - FS.fchmod(fd, mode); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_fchown32(fd, owner, group) { - try { - FS.fchown(fd, owner, group); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_fchownat(dirfd, path, owner, group, flags) { - try { - path = SYSCALLS.getStr(path); - var nofollow = flags & 256; - flags = flags & (~256); - path = SYSCALLS.calculateAt(dirfd, path); - (nofollow ? FS.lchown : FS.chown)(path, owner, group); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -/** @suppress {duplicate } */ function syscallGetVarargI() { - var ret = HEAP32[((+SYSCALLS.varargs) >> 2)]; - SYSCALLS.varargs += 4; - return ret; -} - -var syscallGetVarargP = syscallGetVarargI; - -function ___syscall_fcntl64(fd, cmd, varargs) { - SYSCALLS.varargs = varargs; - try { - var stream = SYSCALLS.getStreamFromFD(fd); - switch (cmd) { - case 0: - { - var arg = syscallGetVarargI(); - if (arg < 0) { - return -28; - } - while (FS.streams[arg]) { - arg++; - } - var newStream; - newStream = FS.dupStream(stream, arg); - return newStream.fd; - } - - case 1: - case 2: - return 0; - - case 3: - return stream.flags; - - case 4: - { - var arg = syscallGetVarargI(); - stream.flags |= arg; - return 0; - } - - case 12: - { - var arg = syscallGetVarargP(); - var offset = 0; - HEAP16[(((arg) + (offset)) >> 1)] = 2; - return 0; - } - - case 13: - case 14: - return 0; - } - return -28; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_fdatasync(fd) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_fstat64(fd, buf) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - return SYSCALLS.doStat(FS.stat, stream.path, buf); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_ftruncate64(fd, length_low, length_high) { - var length = convertI32PairToI53Checked(length_low, length_high); - try { - if (isNaN(length)) return 61; - FS.ftruncate(fd, length); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var stringToUTF8 = (str, outPtr, maxBytesToWrite) => stringToUTF8Array(str, HEAPU8, outPtr, maxBytesToWrite); - -Module["stringToUTF8"] = stringToUTF8; - -function ___syscall_getcwd(buf, size) { - try { - if (size === 0) return -28; - var cwd = FS.cwd(); - var cwdLengthInBytes = lengthBytesUTF8(cwd) + 1; - if (size < cwdLengthInBytes) return -68; - stringToUTF8(cwd, buf, size); - return cwdLengthInBytes; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_getdents64(fd, dirp, count) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - stream.getdents ||= FS.readdir(stream.path); - var struct_size = 280; - var pos = 0; - var off = FS.llseek(stream, 0, 1); - var idx = Math.floor(off / struct_size); - while (idx < stream.getdents.length && pos + struct_size <= count) { - var id; - var type; - var name = stream.getdents[idx]; - if (name === ".") { - id = stream.node.id; - type = 4; - } else if (name === "..") { - var lookup = FS.lookupPath(stream.path, { - parent: true - }); - id = lookup.node.id; - type = 4; - } else { - var child = FS.lookupNode(stream.node, name); - id = child.id; - type = FS.isChrdev(child.mode) ? 2 : FS.isDir(child.mode) ? 4 : FS.isLink(child.mode) ? 10 : 8; - } - (tempI64 = [ id >>> 0, (tempDouble = id, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[((dirp + pos) >> 2)] = tempI64[0], HEAP32[(((dirp + pos) + (4)) >> 2)] = tempI64[1]); - (tempI64 = [ (idx + 1) * struct_size >>> 0, (tempDouble = (idx + 1) * struct_size, - (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((dirp + pos) + (8)) >> 2)] = tempI64[0], HEAP32[(((dirp + pos) + (12)) >> 2)] = tempI64[1]); - HEAP16[(((dirp + pos) + (16)) >> 1)] = 280; - HEAP8[(dirp + pos) + (18)] = type; - stringToUTF8(name, dirp + pos + 19, 256); - pos += struct_size; - idx += 1; - } - FS.llseek(stream, idx * struct_size, 0); - return pos; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_getpeername(fd, addr, addrlen, d1, d2, d3) { - try { - var sock = getSocketFromFD(fd); - if (!sock.daddr) { - return -53; - } - var errno = writeSockaddr(addr, sock.family, DNS.lookup_name(sock.daddr), sock.dport, addrlen); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_getsockname(fd, addr, addrlen, d1, d2, d3) { - try { - var sock = getSocketFromFD(fd); - var errno = writeSockaddr(addr, sock.family, DNS.lookup_name(sock.saddr || "0.0.0.0"), sock.sport, addrlen); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_getsockopt(fd, level, optname, optval, optlen, d1) { - try { - var sock = getSocketFromFD(fd); - if (level === 1) { - if (optname === 4) { - HEAP32[((optval) >> 2)] = sock.error; - HEAP32[((optlen) >> 2)] = 4; - sock.error = null; - return 0; - } - } - return -50; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_ioctl(fd, op, varargs) { - SYSCALLS.varargs = varargs; - try { - var stream = SYSCALLS.getStreamFromFD(fd); - switch (op) { - case 21509: - { - if (!stream.tty) return -59; - return 0; - } - - case 21505: - { - if (!stream.tty) return -59; - if (stream.tty.ops.ioctl_tcgets) { - var termios = stream.tty.ops.ioctl_tcgets(stream); - var argp = syscallGetVarargP(); - HEAP32[((argp) >> 2)] = termios.c_iflag || 0; - HEAP32[(((argp) + (4)) >> 2)] = termios.c_oflag || 0; - HEAP32[(((argp) + (8)) >> 2)] = termios.c_cflag || 0; - HEAP32[(((argp) + (12)) >> 2)] = termios.c_lflag || 0; - for (var i = 0; i < 32; i++) { - HEAP8[(argp + i) + (17)] = termios.c_cc[i] || 0; - } - return 0; - } - return 0; - } - - case 21510: - case 21511: - case 21512: - { - if (!stream.tty) return -59; - return 0; - } - - case 21506: - case 21507: - case 21508: - { - if (!stream.tty) return -59; - if (stream.tty.ops.ioctl_tcsets) { - var argp = syscallGetVarargP(); - var c_iflag = HEAP32[((argp) >> 2)]; - var c_oflag = HEAP32[(((argp) + (4)) >> 2)]; - var c_cflag = HEAP32[(((argp) + (8)) >> 2)]; - var c_lflag = HEAP32[(((argp) + (12)) >> 2)]; - var c_cc = []; - for (var i = 0; i < 32; i++) { - c_cc.push(HEAP8[(argp + i) + (17)]); - } - return stream.tty.ops.ioctl_tcsets(stream.tty, op, { - c_iflag: c_iflag, - c_oflag: c_oflag, - c_cflag: c_cflag, - c_lflag: c_lflag, - c_cc: c_cc - }); - } - return 0; - } - - case 21519: - { - if (!stream.tty) return -59; - var argp = syscallGetVarargP(); - HEAP32[((argp) >> 2)] = 0; - return 0; - } - - case 21520: - { - if (!stream.tty) return -59; - return -28; - } - - case 21531: - { - var argp = syscallGetVarargP(); - return FS.ioctl(stream, op, argp); - } - - case 21523: - { - if (!stream.tty) return -59; - if (stream.tty.ops.ioctl_tiocgwinsz) { - var winsize = stream.tty.ops.ioctl_tiocgwinsz(stream.tty); - var argp = syscallGetVarargP(); - HEAP16[((argp) >> 1)] = winsize[0]; - HEAP16[(((argp) + (2)) >> 1)] = winsize[1]; - } - return 0; - } - - case 21524: - { - if (!stream.tty) return -59; - return 0; - } - - case 21515: - { - if (!stream.tty) return -59; - return 0; - } - - default: - return -28; - } - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_listen(fd, backlog) { - try { - var sock = getSocketFromFD(fd); - sock.sock_ops.listen(sock, backlog); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_lstat64(path, buf) { - try { - path = SYSCALLS.getStr(path); - return SYSCALLS.doStat(FS.lstat, path, buf); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_mkdirat(dirfd, path, mode) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - path = PATH.normalize(path); - if (path[path.length - 1] === "/") path = path.substr(0, path.length - 1); - FS.mkdir(path, mode, 0); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_newfstatat(dirfd, path, buf, flags) { - try { - path = SYSCALLS.getStr(path); - var nofollow = flags & 256; - var allowEmpty = flags & 4096; - flags = flags & (~6400); - path = SYSCALLS.calculateAt(dirfd, path, allowEmpty); - return SYSCALLS.doStat(nofollow ? FS.lstat : FS.stat, path, buf); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_openat(dirfd, path, flags, varargs) { - SYSCALLS.varargs = varargs; - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - var mode = varargs ? syscallGetVarargI() : 0; - return FS.open(path, flags, mode).fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var PIPEFS = { - BUCKET_BUFFER_SIZE: 8192, - mount(mount) { - return FS.createNode(null, "/", 16384 | 511, /* 0777 */ 0); - }, - createPipe() { - var pipe = { - buckets: [], - refcnt: 2 - }; - pipe.buckets.push({ - buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), - offset: 0, - roffset: 0 - }); - var rName = PIPEFS.nextname(); - var wName = PIPEFS.nextname(); - var rNode = FS.createNode(PIPEFS.root, rName, 4096, 0); - var wNode = FS.createNode(PIPEFS.root, wName, 4096, 0); - rNode.pipe = pipe; - wNode.pipe = pipe; - var readableStream = FS.createStream({ - path: rName, - node: rNode, - flags: 0, - seekable: false, - stream_ops: PIPEFS.stream_ops - }); - rNode.stream = readableStream; - var writableStream = FS.createStream({ - path: wName, - node: wNode, - flags: 1, - seekable: false, - stream_ops: PIPEFS.stream_ops - }); - wNode.stream = writableStream; - return { - readable_fd: readableStream.fd, - writable_fd: writableStream.fd - }; - }, - stream_ops: { - poll(stream) { - var pipe = stream.node.pipe; - if ((stream.flags & 2097155) === 1) { - return (256 | 4); - } - if (pipe.buckets.length > 0) { - for (var i = 0; i < pipe.buckets.length; i++) { - var bucket = pipe.buckets[i]; - if (bucket.offset - bucket.roffset > 0) { - return (64 | 1); - } - } - } - return 0; - }, - ioctl(stream, request, varargs) { - return 28; - }, - fsync(stream) { - return 28; - }, - read(stream, buffer, offset, length, position) { - /* ignored */ var pipe = stream.node.pipe; - var currentLength = 0; - for (var i = 0; i < pipe.buckets.length; i++) { - var bucket = pipe.buckets[i]; - currentLength += bucket.offset - bucket.roffset; - } - var data = buffer.subarray(offset, offset + length); - if (length <= 0) { - return 0; - } - if (currentLength == 0) { - throw new FS.ErrnoError(6); - } - var toRead = Math.min(currentLength, length); - var totalRead = toRead; - var toRemove = 0; - for (var i = 0; i < pipe.buckets.length; i++) { - var currBucket = pipe.buckets[i]; - var bucketSize = currBucket.offset - currBucket.roffset; - if (toRead <= bucketSize) { - var tmpSlice = currBucket.buffer.subarray(currBucket.roffset, currBucket.offset); - if (toRead < bucketSize) { - tmpSlice = tmpSlice.subarray(0, toRead); - currBucket.roffset += toRead; - } else { - toRemove++; - } - data.set(tmpSlice); - break; - } else { - var tmpSlice = currBucket.buffer.subarray(currBucket.roffset, currBucket.offset); - data.set(tmpSlice); - data = data.subarray(tmpSlice.byteLength); - toRead -= tmpSlice.byteLength; - toRemove++; - } - } - if (toRemove && toRemove == pipe.buckets.length) { - toRemove--; - pipe.buckets[toRemove].offset = 0; - pipe.buckets[toRemove].roffset = 0; - } - pipe.buckets.splice(0, toRemove); - return totalRead; - }, - write(stream, buffer, offset, length, position) { - /* ignored */ var pipe = stream.node.pipe; - var data = buffer.subarray(offset, offset + length); - var dataLen = data.byteLength; - if (dataLen <= 0) { - return 0; - } - var currBucket = null; - if (pipe.buckets.length == 0) { - currBucket = { - buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), - offset: 0, - roffset: 0 - }; - pipe.buckets.push(currBucket); - } else { - currBucket = pipe.buckets[pipe.buckets.length - 1]; - } - assert(currBucket.offset <= PIPEFS.BUCKET_BUFFER_SIZE); - var freeBytesInCurrBuffer = PIPEFS.BUCKET_BUFFER_SIZE - currBucket.offset; - if (freeBytesInCurrBuffer >= dataLen) { - currBucket.buffer.set(data, currBucket.offset); - currBucket.offset += dataLen; - return dataLen; - } else if (freeBytesInCurrBuffer > 0) { - currBucket.buffer.set(data.subarray(0, freeBytesInCurrBuffer), currBucket.offset); - currBucket.offset += freeBytesInCurrBuffer; - data = data.subarray(freeBytesInCurrBuffer, data.byteLength); - } - var numBuckets = (data.byteLength / PIPEFS.BUCKET_BUFFER_SIZE) | 0; - var remElements = data.byteLength % PIPEFS.BUCKET_BUFFER_SIZE; - for (var i = 0; i < numBuckets; i++) { - var newBucket = { - buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), - offset: PIPEFS.BUCKET_BUFFER_SIZE, - roffset: 0 - }; - pipe.buckets.push(newBucket); - newBucket.buffer.set(data.subarray(0, PIPEFS.BUCKET_BUFFER_SIZE)); - data = data.subarray(PIPEFS.BUCKET_BUFFER_SIZE, data.byteLength); - } - if (remElements > 0) { - var newBucket = { - buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), - offset: data.byteLength, - roffset: 0 - }; - pipe.buckets.push(newBucket); - newBucket.buffer.set(data); - } - return dataLen; - }, - close(stream) { - var pipe = stream.node.pipe; - pipe.refcnt--; - if (pipe.refcnt === 0) { - pipe.buckets = null; - } - } - }, - nextname() { - if (!PIPEFS.nextname.current) { - PIPEFS.nextname.current = 0; - } - return "pipe[" + (PIPEFS.nextname.current++) + "]"; - } -}; - -function ___syscall_pipe(fdPtr) { - try { - if (fdPtr == 0) { - throw new FS.ErrnoError(21); - } - var res = PIPEFS.createPipe(); - HEAP32[((fdPtr) >> 2)] = res.readable_fd; - HEAP32[(((fdPtr) + (4)) >> 2)] = res.writable_fd; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_poll(fds, nfds, timeout) { - try { - var nonzero = 0; - for (var i = 0; i < nfds; i++) { - var pollfd = fds + 8 * i; - var fd = HEAP32[((pollfd) >> 2)]; - var events = HEAP16[(((pollfd) + (4)) >> 1)]; - var mask = 32; - var stream = FS.getStream(fd); - if (stream) { - mask = SYSCALLS.DEFAULT_POLLMASK; - if (stream.stream_ops?.poll) { - mask = stream.stream_ops.poll(stream, -1); - } - } - mask &= events | 8 | 16; - if (mask) nonzero++; - HEAP16[(((pollfd) + (6)) >> 1)] = mask; - } - return nonzero; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_readlinkat(dirfd, path, buf, bufsize) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - if (bufsize <= 0) return -28; - var ret = FS.readlink(path); - var len = Math.min(bufsize, lengthBytesUTF8(ret)); - var endChar = HEAP8[buf + len]; - stringToUTF8(ret, buf, bufsize + 1); - HEAP8[buf + len] = endChar; - return len; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_recvfrom(fd, buf, len, flags, addr, addrlen) { - try { - var sock = getSocketFromFD(fd); - var msg = sock.sock_ops.recvmsg(sock, len, typeof flags !== "undefined" ? flags : 0); - if (!msg) return 0; - if (addr) { - var errno = writeSockaddr(addr, sock.family, DNS.lookup_name(msg.addr), msg.port, addrlen); - } - HEAPU8.set(msg.buffer, buf); - return msg.buffer.byteLength; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_renameat(olddirfd, oldpath, newdirfd, newpath) { - try { - oldpath = SYSCALLS.getStr(oldpath); - newpath = SYSCALLS.getStr(newpath); - oldpath = SYSCALLS.calculateAt(olddirfd, oldpath); - newpath = SYSCALLS.calculateAt(newdirfd, newpath); - FS.rename(oldpath, newpath); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_rmdir(path) { - try { - path = SYSCALLS.getStr(path); - FS.rmdir(path); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_sendto(fd, message, length, flags, addr, addr_len) { - try { - var sock = getSocketFromFD(fd); - var dest = getSocketAddress(addr, addr_len, true); - if (!dest) { - return FS.write(sock.stream, HEAP8, message, length); - } - return sock.sock_ops.sendmsg(sock, HEAP8, message, length, dest.addr, dest.port); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_socket(domain, type, protocol) { - try { - var sock = SOCKFS.createSocket(domain, type, protocol); - return sock.stream.fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_stat64(path, buf) { - try { - path = SYSCALLS.getStr(path); - return SYSCALLS.doStat(FS.stat, path, buf); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_statfs64(path, size, buf) { - try { - path = SYSCALLS.getStr(path); - HEAP32[(((buf) + (4)) >> 2)] = 4096; - HEAP32[(((buf) + (40)) >> 2)] = 4096; - HEAP32[(((buf) + (8)) >> 2)] = 1e6; - HEAP32[(((buf) + (12)) >> 2)] = 5e5; - HEAP32[(((buf) + (16)) >> 2)] = 5e5; - HEAP32[(((buf) + (20)) >> 2)] = FS.nextInode; - HEAP32[(((buf) + (24)) >> 2)] = 1e6; - HEAP32[(((buf) + (28)) >> 2)] = 42; - HEAP32[(((buf) + (44)) >> 2)] = 2; - HEAP32[(((buf) + (36)) >> 2)] = 255; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_symlink(target, linkpath) { - try { - target = SYSCALLS.getStr(target); - linkpath = SYSCALLS.getStr(linkpath); - FS.symlink(target, linkpath); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_unlinkat(dirfd, path, flags) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - if (flags === 0) { - FS.unlink(path); - } else if (flags === 512) { - FS.rmdir(path); - } else { - abort("Invalid flags passed to unlinkat"); - } - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var readI53FromI64 = ptr => HEAPU32[((ptr) >> 2)] + HEAP32[(((ptr) + (4)) >> 2)] * 4294967296; - -function ___syscall_utimensat(dirfd, path, times, flags) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path, true); - if (!times) { - var atime = Date.now(); - var mtime = atime; - } else { - var seconds = readI53FromI64(times); - var nanoseconds = HEAP32[(((times) + (8)) >> 2)]; - atime = (seconds * 1e3) + (nanoseconds / (1e3 * 1e3)); - times += 16; - seconds = readI53FromI64(times); - nanoseconds = HEAP32[(((times) + (8)) >> 2)]; - mtime = (seconds * 1e3) + (nanoseconds / (1e3 * 1e3)); - } - FS.utime(path, atime, mtime); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var __abort_js = () => { - abort(""); -}; - -var nowIsMonotonic = 1; - -var __emscripten_get_now_is_monotonic = () => nowIsMonotonic; - -var __emscripten_lookup_name = name => { - var nameString = UTF8ToString(name); - return inetPton4(DNS.lookup_name(nameString)); -}; - -var __emscripten_memcpy_js = (dest, src, num) => HEAPU8.copyWithin(dest, src, src + num); - -var __emscripten_runtime_keepalive_clear = () => { - noExitRuntime = false; - runtimeKeepaliveCounter = 0; -}; - -function __gmtime_js(time_low, time_high, tmPtr) { - var time = convertI32PairToI53Checked(time_low, time_high); - var date = new Date(time * 1e3); - HEAP32[((tmPtr) >> 2)] = date.getUTCSeconds(); - HEAP32[(((tmPtr) + (4)) >> 2)] = date.getUTCMinutes(); - HEAP32[(((tmPtr) + (8)) >> 2)] = date.getUTCHours(); - HEAP32[(((tmPtr) + (12)) >> 2)] = date.getUTCDate(); - HEAP32[(((tmPtr) + (16)) >> 2)] = date.getUTCMonth(); - HEAP32[(((tmPtr) + (20)) >> 2)] = date.getUTCFullYear() - 1900; - HEAP32[(((tmPtr) + (24)) >> 2)] = date.getUTCDay(); - var start = Date.UTC(date.getUTCFullYear(), 0, 1, 0, 0, 0, 0); - var yday = ((date.getTime() - start) / (1e3 * 60 * 60 * 24)) | 0; - HEAP32[(((tmPtr) + (28)) >> 2)] = yday; -} - -var isLeapYear = year => year % 4 === 0 && (year % 100 !== 0 || year % 400 === 0); - -var MONTH_DAYS_LEAP_CUMULATIVE = [ 0, 31, 60, 91, 121, 152, 182, 213, 244, 274, 305, 335 ]; - -var MONTH_DAYS_REGULAR_CUMULATIVE = [ 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334 ]; - -var ydayFromDate = date => { - var leap = isLeapYear(date.getFullYear()); - var monthDaysCumulative = (leap ? MONTH_DAYS_LEAP_CUMULATIVE : MONTH_DAYS_REGULAR_CUMULATIVE); - var yday = monthDaysCumulative[date.getMonth()] + date.getDate() - 1; - return yday; -}; - -function __localtime_js(time_low, time_high, tmPtr) { - var time = convertI32PairToI53Checked(time_low, time_high); - var date = new Date(time * 1e3); - HEAP32[((tmPtr) >> 2)] = date.getSeconds(); - HEAP32[(((tmPtr) + (4)) >> 2)] = date.getMinutes(); - HEAP32[(((tmPtr) + (8)) >> 2)] = date.getHours(); - HEAP32[(((tmPtr) + (12)) >> 2)] = date.getDate(); - HEAP32[(((tmPtr) + (16)) >> 2)] = date.getMonth(); - HEAP32[(((tmPtr) + (20)) >> 2)] = date.getFullYear() - 1900; - HEAP32[(((tmPtr) + (24)) >> 2)] = date.getDay(); - var yday = ydayFromDate(date) | 0; - HEAP32[(((tmPtr) + (28)) >> 2)] = yday; - HEAP32[(((tmPtr) + (36)) >> 2)] = -(date.getTimezoneOffset() * 60); - var start = new Date(date.getFullYear(), 0, 1); - var summerOffset = new Date(date.getFullYear(), 6, 1).getTimezoneOffset(); - var winterOffset = start.getTimezoneOffset(); - var dst = (summerOffset != winterOffset && date.getTimezoneOffset() == Math.min(winterOffset, summerOffset)) | 0; - HEAP32[(((tmPtr) + (32)) >> 2)] = dst; -} - -/** @suppress {duplicate } */ var setTempRet0 = val => __emscripten_tempret_set(val); - -var __mktime_js = function(tmPtr) { - var ret = (() => { - var date = new Date(HEAP32[(((tmPtr) + (20)) >> 2)] + 1900, HEAP32[(((tmPtr) + (16)) >> 2)], HEAP32[(((tmPtr) + (12)) >> 2)], HEAP32[(((tmPtr) + (8)) >> 2)], HEAP32[(((tmPtr) + (4)) >> 2)], HEAP32[((tmPtr) >> 2)], 0); - var dst = HEAP32[(((tmPtr) + (32)) >> 2)]; - var guessedOffset = date.getTimezoneOffset(); - var start = new Date(date.getFullYear(), 0, 1); - var summerOffset = new Date(date.getFullYear(), 6, 1).getTimezoneOffset(); - var winterOffset = start.getTimezoneOffset(); - var dstOffset = Math.min(winterOffset, summerOffset); - if (dst < 0) { - HEAP32[(((tmPtr) + (32)) >> 2)] = Number(summerOffset != winterOffset && dstOffset == guessedOffset); - } else if ((dst > 0) != (dstOffset == guessedOffset)) { - var nonDstOffset = Math.max(winterOffset, summerOffset); - var trueOffset = dst > 0 ? dstOffset : nonDstOffset; - date.setTime(date.getTime() + (trueOffset - guessedOffset) * 6e4); - } - HEAP32[(((tmPtr) + (24)) >> 2)] = date.getDay(); - var yday = ydayFromDate(date) | 0; - HEAP32[(((tmPtr) + (28)) >> 2)] = yday; - HEAP32[((tmPtr) >> 2)] = date.getSeconds(); - HEAP32[(((tmPtr) + (4)) >> 2)] = date.getMinutes(); - HEAP32[(((tmPtr) + (8)) >> 2)] = date.getHours(); - HEAP32[(((tmPtr) + (12)) >> 2)] = date.getDate(); - HEAP32[(((tmPtr) + (16)) >> 2)] = date.getMonth(); - HEAP32[(((tmPtr) + (20)) >> 2)] = date.getYear(); - var timeMs = date.getTime(); - if (isNaN(timeMs)) { - return -1; - } - return timeMs / 1e3; - })(); - return (setTempRet0((tempDouble = ret, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0)), - ret >>> 0); -}; - -function __mmap_js(len, prot, flags, fd, offset_low, offset_high, allocated, addr) { - var offset = convertI32PairToI53Checked(offset_low, offset_high); - try { - if (isNaN(offset)) return 61; - var stream = SYSCALLS.getStreamFromFD(fd); - var res = FS.mmap(stream, len, offset, prot, flags); - var ptr = res.ptr; - HEAP32[((allocated) >> 2)] = res.allocated; - HEAPU32[((addr) >> 2)] = ptr; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function __munmap_js(addr, len, prot, flags, fd, offset_low, offset_high) { - var offset = convertI32PairToI53Checked(offset_low, offset_high); - try { - var stream = SYSCALLS.getStreamFromFD(fd); - if (prot & 2) { - SYSCALLS.doMsync(addr, stream, len, flags, offset); - } - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var timers = {}; - -var handleException = e => { - if (e instanceof ExitStatus || e == "unwind") { - return EXITSTATUS; - } - quit_(1, e); -}; - -var runtimeKeepaliveCounter = 0; - -var keepRuntimeAlive = () => noExitRuntime || runtimeKeepaliveCounter > 0; - -var _proc_exit = code => { - EXITSTATUS = code; - if (!keepRuntimeAlive()) { - Module["onExit"]?.(code); - ABORT = true; - } - quit_(code, new ExitStatus(code)); -}; - -/** @param {boolean|number=} implicit */ var exitJS = (status, implicit) => { - EXITSTATUS = status; - if (!keepRuntimeAlive()) { - exitRuntime(); - } - _proc_exit(status); -}; - -var _exit = exitJS; - -Module["_exit"] = _exit; - -var maybeExit = () => { - if (runtimeExited) { - return; - } - if (!keepRuntimeAlive()) { - try { - _exit(EXITSTATUS); - } catch (e) { - handleException(e); - } - } -}; - -var callUserCallback = func => { - if (runtimeExited || ABORT) { - return; - } - try { - func(); - maybeExit(); - } catch (e) { - handleException(e); - } -}; - -var _emscripten_get_now; - -_emscripten_get_now = () => performance.now(); - -var __setitimer_js = (which, timeout_ms) => { - if (timers[which]) { - clearTimeout(timers[which].id); - delete timers[which]; - } - if (!timeout_ms) return 0; - var id = setTimeout(() => { - delete timers[which]; - callUserCallback(() => __emscripten_timeout(which, _emscripten_get_now())); - }, timeout_ms); - timers[which] = { - id: id, - timeout_ms: timeout_ms - }; - return 0; -}; - -var __tzset_js = (timezone, daylight, std_name, dst_name) => { - var currentYear = (new Date).getFullYear(); - var winter = new Date(currentYear, 0, 1); - var summer = new Date(currentYear, 6, 1); - var winterOffset = winter.getTimezoneOffset(); - var summerOffset = summer.getTimezoneOffset(); - var stdTimezoneOffset = Math.max(winterOffset, summerOffset); - HEAPU32[((timezone) >> 2)] = stdTimezoneOffset * 60; - HEAP32[((daylight) >> 2)] = Number(winterOffset != summerOffset); - var extractZone = date => date.toLocaleTimeString(undefined, { - hour12: false, - timeZoneName: "short" - }).split(" ")[1]; - var winterName = extractZone(winter); - var summerName = extractZone(summer); - if (summerOffset < winterOffset) { - stringToUTF8(winterName, std_name, 17); - stringToUTF8(summerName, dst_name, 17); - } else { - stringToUTF8(winterName, dst_name, 17); - stringToUTF8(summerName, std_name, 17); - } -}; - -var _emscripten_date_now = () => Date.now(); - -var getHeapMax = () => 2147483648; - -var _emscripten_get_heap_max = () => getHeapMax(); - -var growMemory = size => { - var b = wasmMemory.buffer; - var pages = (size - b.byteLength + 65535) / 65536; - try { - wasmMemory.grow(pages); - updateMemoryViews(); - return 1; - } /*success*/ catch (e) {} -}; - -var _emscripten_resize_heap = requestedSize => { - var oldSize = HEAPU8.length; - requestedSize >>>= 0; - var maxHeapSize = getHeapMax(); - if (requestedSize > maxHeapSize) { - return false; - } - var alignUp = (x, multiple) => x + (multiple - x % multiple) % multiple; - for (var cutDown = 1; cutDown <= 4; cutDown *= 2) { - var overGrownHeapSize = oldSize * (1 + .2 / cutDown); - overGrownHeapSize = Math.min(overGrownHeapSize, requestedSize + 100663296); - var newSize = Math.min(maxHeapSize, alignUp(Math.max(requestedSize, overGrownHeapSize), 65536)); - var replacement = growMemory(newSize); - if (replacement) { - return true; - } - } - return false; -}; - -var runtimeKeepalivePush = () => { - runtimeKeepaliveCounter += 1; -}; - -var runtimeKeepalivePop = () => { - runtimeKeepaliveCounter -= 1; -}; - -/** @param {number=} timeout */ var safeSetTimeout = (func, timeout) => { - runtimeKeepalivePush(); - return setTimeout(() => { - runtimeKeepalivePop(); - callUserCallback(func); - }, timeout); -}; - -var _emscripten_sleep = ms => Asyncify.handleSleep(wakeUp => safeSetTimeout(wakeUp, ms)); - -Module["_emscripten_sleep"] = _emscripten_sleep; - -_emscripten_sleep.isAsync = true; - -var ENV = PHPLoader.ENV || {}; - -var getExecutableName = () => thisProgram || "./this.program"; - -var getEnvStrings = () => { - if (!getEnvStrings.strings) { - var lang = ((typeof navigator == "object" && navigator.languages && navigator.languages[0]) || "C").replace("-", "_") + ".UTF-8"; - var env = { - "USER": "web_user", - "LOGNAME": "web_user", - "PATH": "/", - "PWD": "/", - "HOME": "/home/web_user", - "LANG": lang, - "_": getExecutableName() - }; - for (var x in ENV) { - if (ENV[x] === undefined) delete env[x]; else env[x] = ENV[x]; - } - var strings = []; - for (var x in env) { - strings.push(`${x}=${env[x]}`); - } - getEnvStrings.strings = strings; - } - return getEnvStrings.strings; -}; - -var stringToAscii = (str, buffer) => { - for (var i = 0; i < str.length; ++i) { - HEAP8[buffer++] = str.charCodeAt(i); - } - HEAP8[buffer] = 0; -}; - -var _environ_get = (__environ, environ_buf) => { - var bufSize = 0; - getEnvStrings().forEach((string, i) => { - var ptr = environ_buf + bufSize; - HEAPU32[(((__environ) + (i * 4)) >> 2)] = ptr; - stringToAscii(string, ptr); - bufSize += string.length + 1; - }); - return 0; -}; - -var _environ_sizes_get = (penviron_count, penviron_buf_size) => { - var strings = getEnvStrings(); - HEAPU32[((penviron_count) >> 2)] = strings.length; - var bufSize = 0; - strings.forEach(string => bufSize += string.length + 1); - HEAPU32[((penviron_buf_size) >> 2)] = bufSize; - return 0; -}; - -function _fd_close(fd) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - FS.close(stream); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -function _fd_fdstat_get(fd, pbuf) { - try { - var rightsBase = 0; - var rightsInheriting = 0; - var flags = 0; - { - var stream = SYSCALLS.getStreamFromFD(fd); - var type = stream.tty ? 2 : FS.isDir(stream.mode) ? 3 : FS.isLink(stream.mode) ? 7 : 4; - } - HEAP8[pbuf] = type; - HEAP16[(((pbuf) + (2)) >> 1)] = flags; - (tempI64 = [ rightsBase >>> 0, (tempDouble = rightsBase, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((pbuf) + (8)) >> 2)] = tempI64[0], HEAP32[(((pbuf) + (12)) >> 2)] = tempI64[1]); - (tempI64 = [ rightsInheriting >>> 0, (tempDouble = rightsInheriting, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((pbuf) + (16)) >> 2)] = tempI64[0], HEAP32[(((pbuf) + (20)) >> 2)] = tempI64[1]); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -/** @param {number=} offset */ var doReadv = (stream, iov, iovcnt, offset) => { - var ret = 0; - for (var i = 0; i < iovcnt; i++) { - var ptr = HEAPU32[((iov) >> 2)]; - var len = HEAPU32[(((iov) + (4)) >> 2)]; - iov += 8; - var curr = FS.read(stream, HEAP8, ptr, len, offset); - if (curr < 0) return -1; - ret += curr; - if (curr < len) break; - if (typeof offset != "undefined") { - offset += curr; - } - } - return ret; -}; - -function _fd_read(fd, iov, iovcnt, pnum) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - var num = doReadv(stream, iov, iovcnt); - HEAPU32[((pnum) >> 2)] = num; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -function _fd_seek(fd, offset_low, offset_high, whence, newOffset) { - var offset = convertI32PairToI53Checked(offset_low, offset_high); - try { - if (isNaN(offset)) return 61; - var stream = SYSCALLS.getStreamFromFD(fd); - FS.llseek(stream, offset, whence); - (tempI64 = [ stream.position >>> 0, (tempDouble = stream.position, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[((newOffset) >> 2)] = tempI64[0], HEAP32[(((newOffset) + (4)) >> 2)] = tempI64[1]); - if (stream.getdents && offset === 0 && whence === 0) stream.getdents = null; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -/** @param {number=} offset */ var doWritev = (stream, iov, iovcnt, offset) => { - var ret = 0; - for (var i = 0; i < iovcnt; i++) { - var ptr = HEAPU32[((iov) >> 2)]; - var len = HEAPU32[(((iov) + (4)) >> 2)]; - iov += 8; - var curr = FS.write(stream, HEAP8, ptr, len, offset); - if (curr < 0) return -1; - ret += curr; - if (typeof offset != "undefined") { - offset += curr; - } - } - return ret; -}; - -function _fd_write(fd, iov, iovcnt, pnum) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - var num = doWritev(stream, iov, iovcnt); - HEAPU32[((pnum) >> 2)] = num; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -var _getaddrinfo = (node, service, hint, out) => { - var addr = 0; - var port = 0; - var flags = 0; - var family = 0; - var type = 0; - var proto = 0; - var ai; - function allocaddrinfo(family, type, proto, canon, addr, port) { - var sa, salen, ai; - var errno; - salen = family === 10 ? 28 : 16; - addr = family === 10 ? inetNtop6(addr) : inetNtop4(addr); - sa = _malloc(salen); - errno = writeSockaddr(sa, family, addr, port); - assert(!errno); - ai = _malloc(32); - HEAP32[(((ai) + (4)) >> 2)] = family; - HEAP32[(((ai) + (8)) >> 2)] = type; - HEAP32[(((ai) + (12)) >> 2)] = proto; - HEAPU32[(((ai) + (24)) >> 2)] = canon; - HEAPU32[(((ai) + (20)) >> 2)] = sa; - if (family === 10) { - HEAP32[(((ai) + (16)) >> 2)] = 28; - } else { - HEAP32[(((ai) + (16)) >> 2)] = 16; - } - HEAP32[(((ai) + (28)) >> 2)] = 0; - return ai; - } - if (hint) { - flags = HEAP32[((hint) >> 2)]; - family = HEAP32[(((hint) + (4)) >> 2)]; - type = HEAP32[(((hint) + (8)) >> 2)]; - proto = HEAP32[(((hint) + (12)) >> 2)]; - } - if (type && !proto) { - proto = type === 2 ? 17 : 6; - } - if (!type && proto) { - type = proto === 17 ? 2 : 1; - } - if (proto === 0) { - proto = 6; - } - if (type === 0) { - type = 1; - } - if (!node && !service) { - return -2; - } - if (flags & ~(1 | 2 | 4 | 1024 | 8 | 16 | 32)) { - return -1; - } - if (hint !== 0 && (HEAP32[((hint) >> 2)] & 2) && !node) { - return -1; - } - if (flags & 32) { - return -2; - } - if (type !== 0 && type !== 1 && type !== 2) { - return -7; - } - if (family !== 0 && family !== 2 && family !== 10) { - return -6; - } - if (service) { - service = UTF8ToString(service); - port = parseInt(service, 10); - if (isNaN(port)) { - if (flags & 1024) { - return -2; - } - return -8; - } - } - if (!node) { - if (family === 0) { - family = 2; - } - if ((flags & 1) === 0) { - if (family === 2) { - addr = _htonl(2130706433); - } else { - addr = [ 0, 0, 0, 1 ]; - } - } - ai = allocaddrinfo(family, type, proto, null, addr, port); - HEAPU32[((out) >> 2)] = ai; - return 0; - } - node = UTF8ToString(node); - addr = inetPton4(node); - if (addr !== null) { - if (family === 0 || family === 2) { - family = 2; - } else if (family === 10 && (flags & 8)) { - addr = [ 0, 0, _htonl(65535), addr ]; - family = 10; - } else { - return -2; - } - } else { - addr = inetPton6(node); - if (addr !== null) { - if (family === 0 || family === 10) { - family = 10; - } else { - return -2; - } - } - } - if (addr != null) { - ai = allocaddrinfo(family, type, proto, node, addr, port); - HEAPU32[((out) >> 2)] = ai; - return 0; - } - if (flags & 4) { - return -2; - } - node = DNS.lookup_name(node); - addr = inetPton4(node); - if (family === 0) { - family = 2; - } else if (family === 10) { - addr = [ 0, 0, _htonl(65535), addr ]; - } - ai = allocaddrinfo(family, type, proto, null, addr, port); - HEAPU32[((out) >> 2)] = ai; - return 0; -}; - -var _getnameinfo = (sa, salen, node, nodelen, serv, servlen, flags) => { - var info = readSockaddr(sa, salen); - if (info.errno) { - return -6; - } - var port = info.port; - var addr = info.addr; - var overflowed = false; - if (node && nodelen) { - var lookup; - if ((flags & 1) || !(lookup = DNS.lookup_addr(addr))) { - if (flags & 8) { - return -2; - } - } else { - addr = lookup; - } - var numBytesWrittenExclNull = stringToUTF8(addr, node, nodelen); - if (numBytesWrittenExclNull + 1 >= nodelen) { - overflowed = true; - } - } - if (serv && servlen) { - port = "" + port; - var numBytesWrittenExclNull = stringToUTF8(port, serv, servlen); - if (numBytesWrittenExclNull + 1 >= servlen) { - overflowed = true; - } - } - if (overflowed) { - return -12; - } - return 0; -}; - -var Protocols = { - list: [], - map: {} -}; - -var _setprotoent = stayopen => { - function allocprotoent(name, proto, aliases) { - var nameBuf = _malloc(name.length + 1); - stringToAscii(name, nameBuf); - var j = 0; - var length = aliases.length; - var aliasListBuf = _malloc((length + 1) * 4); - for (var i = 0; i < length; i++, j += 4) { - var alias = aliases[i]; - var aliasBuf = _malloc(alias.length + 1); - stringToAscii(alias, aliasBuf); - HEAPU32[(((aliasListBuf) + (j)) >> 2)] = aliasBuf; - } - HEAPU32[(((aliasListBuf) + (j)) >> 2)] = 0; - var pe = _malloc(12); - HEAPU32[((pe) >> 2)] = nameBuf; - HEAPU32[(((pe) + (4)) >> 2)] = aliasListBuf; - HEAP32[(((pe) + (8)) >> 2)] = proto; - return pe; - } - var list = Protocols.list; - var map = Protocols.map; - if (list.length === 0) { - var entry = allocprotoent("tcp", 6, [ "TCP" ]); - list.push(entry); - map["tcp"] = map["6"] = entry; - entry = allocprotoent("udp", 17, [ "UDP" ]); - list.push(entry); - map["udp"] = map["17"] = entry; - } - _setprotoent.index = 0; -}; - -var _getprotobyname = name => { - name = UTF8ToString(name); - _setprotoent(true); - var result = Protocols.map[name]; - return result; -}; - -var _getprotobynumber = number => { - _setprotoent(true); - var result = Protocols.map[number]; - return result; -}; - -var stackAlloc = sz => __emscripten_stack_alloc(sz); - -/** @suppress {duplicate } */ var stringToUTF8OnStack = str => { - var size = lengthBytesUTF8(str) + 1; - var ret = stackAlloc(size); - stringToUTF8(str, ret, size); - return ret; -}; - -var allocateUTF8OnStack = stringToUTF8OnStack; - -var PHPWASM = { - init: function() { - FS.mkdir("/internal"); - FS.mkdir("/internal/shared"); - FS.mkdir("/internal/shared/preload"); - PHPWASM.EventEmitter = ENVIRONMENT_IS_NODE ? require("events").EventEmitter : class EventEmitter { - constructor() { - this.listeners = {}; - } - emit(eventName, data) { - if (this.listeners[eventName]) { - this.listeners[eventName].forEach(callback => { - callback(data); - }); - } - } - once(eventName, callback) { - const self = this; - function removedCallback() { - callback(...arguments); - self.removeListener(eventName, removedCallback); - } - this.on(eventName, removedCallback); - } - removeAllListeners(eventName) { - if (eventName) { - delete this.listeners[eventName]; - } else { - this.listeners = {}; - } - } - removeListener(eventName, callback) { - if (this.listeners[eventName]) { - const idx = this.listeners[eventName].indexOf(callback); - if (idx !== -1) { - this.listeners[eventName].splice(idx, 1); - } - } - } - }; - PHPWASM.child_proc_by_fd = {}; - PHPWASM.child_proc_by_pid = {}; - PHPWASM.input_devices = {}; - }, - getAllWebSockets: function(sock) { - const webSockets = new Set; - if (sock.server) { - sock.server.clients.forEach(ws => { - webSockets.add(ws); - }); - } - for (const peer of PHPWASM.getAllPeers(sock)) { - webSockets.add(peer.socket); - } - return Array.from(webSockets); - }, - getAllPeers: function(sock) { - const peers = new Set; - if (sock.server) { - sock.pending.filter(pending => pending.peers).forEach(pending => { - for (const peer of Object.values(pending.peers)) { - peers.add(peer); - } - }); - } - if (sock.peers) { - for (const peer of Object.values(sock.peers)) { - peers.add(peer); - } - } - return Array.from(peers); - }, - awaitData: function(ws) { - return PHPWASM.awaitEvent(ws, "message"); - }, - awaitConnection: function(ws) { - if (ws.OPEN === ws.readyState) { - return [ Promise.resolve(), PHPWASM.noop ]; - } - return PHPWASM.awaitEvent(ws, "open"); - }, - awaitClose: function(ws) { - if ([ ws.CLOSING, ws.CLOSED ].includes(ws.readyState)) { - return [ Promise.resolve(), PHPWASM.noop ]; - } - return PHPWASM.awaitEvent(ws, "close"); - }, - awaitError: function(ws) { - if ([ ws.CLOSING, ws.CLOSED ].includes(ws.readyState)) { - return [ Promise.resolve(), PHPWASM.noop ]; - } - return PHPWASM.awaitEvent(ws, "error"); - }, - awaitEvent: function(ws, event) { - let resolve; - const listener = () => { - resolve(); - }; - const promise = new Promise(function(_resolve) { - resolve = _resolve; - ws.once(event, listener); - }); - const cancel = () => { - ws.removeListener(event, listener); - setTimeout(resolve); - }; - return [ promise, cancel ]; - }, - noop: function() {}, - spawnProcess: function(command, args, options) { - if (Module["spawnProcess"]) { - const spawnedPromise = Module["spawnProcess"](command, args, options); - return Promise.resolve(spawnedPromise).then(function(spawned) { - if (!spawned || !spawned.on) { - throw new Error("spawnProcess() must return an EventEmitter but returned a different type."); - } - return spawned; - }); - } - if (ENVIRONMENT_IS_NODE) { - return require("child_process").spawn(command, args, { - ...options, - shell: true, - stdio: [ "pipe", "pipe", "pipe" ], - timeout: 100 - }); - } - const e = new Error("popen(), proc_open() etc. are unsupported in the browser. Call php.setSpawnHandler() " + "and provide a callback to handle spawning processes, or disable a popen(), proc_open() " + "and similar functions via php.ini."); - e.code = "SPAWN_UNSUPPORTED"; - throw e; - }, - shutdownSocket: function(socketd, how) { - const sock = getSocketFromFD(socketd); - const peer = Object.values(sock.peers)[0]; - if (!peer) { - return -1; - } - try { - peer.socket.close(); - SOCKFS.websocket_sock_ops.removePeer(sock, peer); - return 0; - } catch (e) { - console.log("Socket shutdown error", e); - return -1; - } - } -}; - -function _js_create_input_device(deviceId) { - let dataBuffer = []; - let dataCallback; - const filename = "proc_id_" + deviceId; - const device = FS.createDevice("/dev", filename, function() {}, function(byte) { - try { - dataBuffer.push(byte); - if (dataCallback) { - dataCallback(new Uint8Array(dataBuffer)); - dataBuffer = []; - } - } catch (e) { - console.error(e); - throw e; - } - }); - const devicePath = "/dev/" + filename; - PHPWASM.input_devices[deviceId] = { - devicePath: devicePath, - onData: function(cb) { - dataCallback = cb; - dataBuffer.forEach(function(data) { - cb(data); - }); - dataBuffer.length = 0; - } - }; - return allocateUTF8OnStack(devicePath); -} - -function _js_open_process(command, argsPtr, argsLength, descriptorsPtr, descriptorsLength, cwdPtr, cwdLength, envPtr, envLength) { - if (!command) { - return 1; - } - const cmdstr = UTF8ToString(command); - if (!cmdstr.length) { - return 0; - } - let argsArray = []; - if (argsLength) { - for (var i = 0; i < argsLength; i++) { - const charPointer = argsPtr + i * 4; - argsArray.push(UTF8ToString(HEAPU32[charPointer >> 2])); - } - } - const cwdstr = cwdPtr ? UTF8ToString(cwdPtr) : null; - let envObject = null; - if (envLength) { - envObject = {}; - for (var i = 0; i < envLength; i++) { - const envPointer = envPtr + i * 4; - const envEntry = UTF8ToString(HEAPU32[envPointer >> 2]); - const splitAt = envEntry.indexOf("="); - if (splitAt === -1) { - continue; - } - const key = envEntry.substring(0, splitAt); - const value = envEntry.substring(splitAt + 1); - envObject[key] = value; - } - } - var std = {}; - for (var i = 0; i < descriptorsLength; i++) { - const descriptorPtr = HEAPU32[(descriptorsPtr + i * 4) >> 2]; - std[HEAPU32[descriptorPtr >> 2]] = { - child: HEAPU32[(descriptorPtr + 4) >> 2], - parent: HEAPU32[(descriptorPtr + 8) >> 2] - }; - } - return Asyncify.handleSleep(async wakeUp => { - let cp; - try { - const options = {}; - if (cwdstr !== null) { - options.cwd = cwdstr; - } - if (envObject !== null) { - options.env = envObject; - } - cp = PHPWASM.spawnProcess(cmdstr, argsArray, options); - if (cp instanceof Promise) { - cp = await cp; - } - } catch (e) { - if (e.code === "SPAWN_UNSUPPORTED") { - wakeUp(1); - return; - } - console.error(e); - wakeUp(1); - throw e; - } - const ProcInfo = { - pid: cp.pid, - exited: false, - stdinFd: std[0]?.child, - stdinIsDevice: std[0]?.child in PHPWASM.input_devices, - stdoutChildFd: std[1]?.child, - stdoutParentFd: std[1]?.parent, - stderrChildFd: std[2]?.child, - stderrParentFd: std[2]?.parent, - stdout: new PHPWASM.EventEmitter, - stderr: new PHPWASM.EventEmitter - }; - if (ProcInfo.stdoutChildFd) PHPWASM.child_proc_by_fd[ProcInfo.stdoutChildFd] = ProcInfo; - if (ProcInfo.stderrChildFd) PHPWASM.child_proc_by_fd[ProcInfo.stderrChildFd] = ProcInfo; - if (ProcInfo.stdoutParentFd) PHPWASM.child_proc_by_fd[ProcInfo.stdoutParentFd] = ProcInfo; - if (ProcInfo.stderrParentFd) PHPWASM.child_proc_by_fd[ProcInfo.stderrParentFd] = ProcInfo; - PHPWASM.child_proc_by_pid[ProcInfo.pid] = ProcInfo; - cp.on("exit", function(code) { - ProcInfo.exitCode = code; - ProcInfo.exited = true; - ProcInfo.stdout.emit("data"); - ProcInfo.stderr.emit("data"); - }); - if (ProcInfo.stdoutChildFd) { - const stdoutStream = SYSCALLS.getStreamFromFD(ProcInfo.stdoutChildFd); - let stdoutAt = 0; - cp.stdout.on("data", function(data) { - ProcInfo.stdout.emit("data", data); - stdoutStream.stream_ops.write(stdoutStream, data, 0, data.length, stdoutAt); - stdoutAt += data.length; - }); - } - if (ProcInfo.stderrChildFd) { - const stderrStream = SYSCALLS.getStreamFromFD(ProcInfo.stderrChildFd); - let stderrAt = 0; - cp.stderr.on("data", function(data) { - ProcInfo.stderr.emit("data", data); - stderrStream.stream_ops.write(stderrStream, data, 0, data.length, stderrAt); - stderrAt += data.length; - }); - } - /** - * Wait until the child process has been spawned. - * Unfortunately there is no Node.js API to check whether - * the process has already been spawned. We can only listen - * to the 'spawn' event and if it has already been spawned, - * listen to the 'exit' event. - */ try { - await new Promise((resolve, reject) => { - cp.on("spawn", resolve); - cp.on("error", reject); - }); - } catch (e) { - console.error(e); - wakeUp(1); - return; - } - if (ProcInfo.stdinIsDevice) { - PHPWASM.input_devices[ProcInfo.stdinFd].onData(function(data) { - if (!data) return; - if (typeof data === "number") { - data = new Uint8Array([ data ]); - } - const dataStr = new TextDecoder("utf-8").decode(data); - cp.stdin.write(dataStr); - }); - wakeUp(ProcInfo.pid); - return; - } - if (ProcInfo.stdinFd) { - const stdinStream = SYSCALLS.getStreamFromFD(ProcInfo.stdinFd); - if (stdinStream.node) { - const CHUNK_SIZE = 1024; - const buffer = new Uint8Array(CHUNK_SIZE); - let offset = 0; - while (true) { - const bytesRead = stdinStream.stream_ops.read(stdinStream, buffer, 0, CHUNK_SIZE, offset); - if (bytesRead === null || bytesRead === 0) { - break; - } - try { - cp.stdin.write(buffer.subarray(0, bytesRead)); - } catch (e) { - console.error(e); - return 1; - } - if (bytesRead < CHUNK_SIZE) { - break; - } - offset += bytesRead; - } - wakeUp(ProcInfo.pid); - return; - } - } - wakeUp(ProcInfo.pid); - }); -} - -function _js_process_status(pid, exitCodePtr) { - if (!PHPWASM.child_proc_by_pid[pid]) { - return -1; - } - if (PHPWASM.child_proc_by_pid[pid].exited) { - HEAPU32[exitCodePtr >> 2] = PHPWASM.child_proc_by_pid[pid].exitCode; - return 1; - } - return 0; -} - -function _js_waitpid(pid, exitCodePtr) { - if (!PHPWASM.child_proc_by_pid[pid]) { - return -1; - } - return Asyncify.handleSleep(wakeUp => { - const poll = function() { - if (PHPWASM.child_proc_by_pid[pid]?.exited) { - HEAPU32[exitCodePtr >> 2] = PHPWASM.child_proc_by_pid[pid].exitCode; - wakeUp(pid); - } else { - setTimeout(poll, 50); - } - }; - poll(); - }); -} - -var arraySum = (array, index) => { - var sum = 0; - for (var i = 0; i <= index; sum += array[i++]) {} - return sum; -}; - -var MONTH_DAYS_LEAP = [ 31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 ]; - -var MONTH_DAYS_REGULAR = [ 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 ]; - -var addDays = (date, days) => { - var newDate = new Date(date.getTime()); - while (days > 0) { - var leap = isLeapYear(newDate.getFullYear()); - var currentMonth = newDate.getMonth(); - var daysInCurrentMonth = (leap ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR)[currentMonth]; - if (days > daysInCurrentMonth - newDate.getDate()) { - days -= (daysInCurrentMonth - newDate.getDate() + 1); - newDate.setDate(1); - if (currentMonth < 11) { - newDate.setMonth(currentMonth + 1); - } else { - newDate.setMonth(0); - newDate.setFullYear(newDate.getFullYear() + 1); - } - } else { - newDate.setDate(newDate.getDate() + days); - return newDate; - } - } - return newDate; -}; - -var writeArrayToMemory = (array, buffer) => { - HEAP8.set(array, buffer); -}; - -var _strftime = (s, maxsize, format, tm) => { - var tm_zone = HEAPU32[(((tm) + (40)) >> 2)]; - var date = { - tm_sec: HEAP32[((tm) >> 2)], - tm_min: HEAP32[(((tm) + (4)) >> 2)], - tm_hour: HEAP32[(((tm) + (8)) >> 2)], - tm_mday: HEAP32[(((tm) + (12)) >> 2)], - tm_mon: HEAP32[(((tm) + (16)) >> 2)], - tm_year: HEAP32[(((tm) + (20)) >> 2)], - tm_wday: HEAP32[(((tm) + (24)) >> 2)], - tm_yday: HEAP32[(((tm) + (28)) >> 2)], - tm_isdst: HEAP32[(((tm) + (32)) >> 2)], - tm_gmtoff: HEAP32[(((tm) + (36)) >> 2)], - tm_zone: tm_zone ? UTF8ToString(tm_zone) : "" - }; - var pattern = UTF8ToString(format); - var EXPANSION_RULES_1 = { - "%c": "%a %b %d %H:%M:%S %Y", - "%D": "%m/%d/%y", - "%F": "%Y-%m-%d", - "%h": "%b", - "%r": "%I:%M:%S %p", - "%R": "%H:%M", - "%T": "%H:%M:%S", - "%x": "%m/%d/%y", - "%X": "%H:%M:%S", - "%Ec": "%c", - "%EC": "%C", - "%Ex": "%m/%d/%y", - "%EX": "%H:%M:%S", - "%Ey": "%y", - "%EY": "%Y", - "%Od": "%d", - "%Oe": "%e", - "%OH": "%H", - "%OI": "%I", - "%Om": "%m", - "%OM": "%M", - "%OS": "%S", - "%Ou": "%u", - "%OU": "%U", - "%OV": "%V", - "%Ow": "%w", - "%OW": "%W", - "%Oy": "%y" - }; - for (var rule in EXPANSION_RULES_1) { - pattern = pattern.replace(new RegExp(rule, "g"), EXPANSION_RULES_1[rule]); - } - var WEEKDAYS = [ "Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday" ]; - var MONTHS = [ "January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December" ]; - function leadingSomething(value, digits, character) { - var str = typeof value == "number" ? value.toString() : (value || ""); - while (str.length < digits) { - str = character[0] + str; - } - return str; - } - function leadingNulls(value, digits) { - return leadingSomething(value, digits, "0"); - } - function compareByDay(date1, date2) { - function sgn(value) { - return value < 0 ? -1 : (value > 0 ? 1 : 0); - } - var compare; - if ((compare = sgn(date1.getFullYear() - date2.getFullYear())) === 0) { - if ((compare = sgn(date1.getMonth() - date2.getMonth())) === 0) { - compare = sgn(date1.getDate() - date2.getDate()); - } - } - return compare; - } - function getFirstWeekStartDate(janFourth) { - switch (janFourth.getDay()) { - case 0: - return new Date(janFourth.getFullYear() - 1, 11, 29); - - case 1: - return janFourth; - - case 2: - return new Date(janFourth.getFullYear(), 0, 3); - - case 3: - return new Date(janFourth.getFullYear(), 0, 2); - - case 4: - return new Date(janFourth.getFullYear(), 0, 1); - - case 5: - return new Date(janFourth.getFullYear() - 1, 11, 31); - - case 6: - return new Date(janFourth.getFullYear() - 1, 11, 30); - } - } - function getWeekBasedYear(date) { - var thisDate = addDays(new Date(date.tm_year + 1900, 0, 1), date.tm_yday); - var janFourthThisYear = new Date(thisDate.getFullYear(), 0, 4); - var janFourthNextYear = new Date(thisDate.getFullYear() + 1, 0, 4); - var firstWeekStartThisYear = getFirstWeekStartDate(janFourthThisYear); - var firstWeekStartNextYear = getFirstWeekStartDate(janFourthNextYear); - if (compareByDay(firstWeekStartThisYear, thisDate) <= 0) { - if (compareByDay(firstWeekStartNextYear, thisDate) <= 0) { - return thisDate.getFullYear() + 1; - } - return thisDate.getFullYear(); - } - return thisDate.getFullYear() - 1; - } - var EXPANSION_RULES_2 = { - "%a": date => WEEKDAYS[date.tm_wday].substring(0, 3), - "%A": date => WEEKDAYS[date.tm_wday], - "%b": date => MONTHS[date.tm_mon].substring(0, 3), - "%B": date => MONTHS[date.tm_mon], - "%C": date => { - var year = date.tm_year + 1900; - return leadingNulls((year / 100) | 0, 2); - }, - "%d": date => leadingNulls(date.tm_mday, 2), - "%e": date => leadingSomething(date.tm_mday, 2, " "), - "%g": date => getWeekBasedYear(date).toString().substring(2), - "%G": getWeekBasedYear, - "%H": date => leadingNulls(date.tm_hour, 2), - "%I": date => { - var twelveHour = date.tm_hour; - if (twelveHour == 0) twelveHour = 12; else if (twelveHour > 12) twelveHour -= 12; - return leadingNulls(twelveHour, 2); - }, - "%j": date => leadingNulls(date.tm_mday + arraySum(isLeapYear(date.tm_year + 1900) ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, date.tm_mon - 1), 3), - "%m": date => leadingNulls(date.tm_mon + 1, 2), - "%M": date => leadingNulls(date.tm_min, 2), - "%n": () => "\n", - "%p": date => { - if (date.tm_hour >= 0 && date.tm_hour < 12) { - return "AM"; - } - return "PM"; - }, - "%S": date => leadingNulls(date.tm_sec, 2), - "%t": () => "\t", - "%u": date => date.tm_wday || 7, - "%U": date => { - var days = date.tm_yday + 7 - date.tm_wday; - return leadingNulls(Math.floor(days / 7), 2); - }, - "%V": date => { - var val = Math.floor((date.tm_yday + 7 - (date.tm_wday + 6) % 7) / 7); - if ((date.tm_wday + 371 - date.tm_yday - 2) % 7 <= 2) { - val++; - } - if (!val) { - val = 52; - var dec31 = (date.tm_wday + 7 - date.tm_yday - 1) % 7; - if (dec31 == 4 || (dec31 == 5 && isLeapYear(date.tm_year % 400 - 1))) { - val++; - } - } else if (val == 53) { - var jan1 = (date.tm_wday + 371 - date.tm_yday) % 7; - if (jan1 != 4 && (jan1 != 3 || !isLeapYear(date.tm_year))) val = 1; - } - return leadingNulls(val, 2); - }, - "%w": date => date.tm_wday, - "%W": date => { - var days = date.tm_yday + 7 - ((date.tm_wday + 6) % 7); - return leadingNulls(Math.floor(days / 7), 2); - }, - "%y": date => (date.tm_year + 1900).toString().substring(2), - "%Y": date => date.tm_year + 1900, - "%z": date => { - var off = date.tm_gmtoff; - var ahead = off >= 0; - off = Math.abs(off) / 60; - off = (off / 60) * 100 + (off % 60); - return (ahead ? "+" : "-") + String("0000" + off).slice(-4); - }, - "%Z": date => date.tm_zone, - "%%": () => "%" - }; - pattern = pattern.replace(/%%/g, "\0\0"); - for (var rule in EXPANSION_RULES_2) { - if (pattern.includes(rule)) { - pattern = pattern.replace(new RegExp(rule, "g"), EXPANSION_RULES_2[rule](date)); - } - } - pattern = pattern.replace(/\0\0/g, "%"); - var bytes = intArrayFromString(pattern, false); - if (bytes.length > maxsize) { - return 0; - } - writeArrayToMemory(bytes, s); - return bytes.length - 1; -}; - -var _strftime_l = (s, maxsize, format, tm, loc) => _strftime(s, maxsize, format, tm); - -var _strptime = (buf, format, tm) => { - var pattern = UTF8ToString(format); - var SPECIAL_CHARS = "\\!@#$^&*()+=-[]/{}|:<>?,."; - for (var i = 0, ii = SPECIAL_CHARS.length; i < ii; ++i) { - pattern = pattern.replace(new RegExp("\\" + SPECIAL_CHARS[i], "g"), "\\" + SPECIAL_CHARS[i]); - } - var EQUIVALENT_MATCHERS = { - "A": "%a", - "B": "%b", - "c": "%a %b %d %H:%M:%S %Y", - "D": "%m\\/%d\\/%y", - "e": "%d", - "F": "%Y-%m-%d", - "h": "%b", - "R": "%H\\:%M", - "r": "%I\\:%M\\:%S\\s%p", - "T": "%H\\:%M\\:%S", - "x": "%m\\/%d\\/(?:%y|%Y)", - "X": "%H\\:%M\\:%S" - }; - var DATE_PATTERNS = { - /* weekday name */ "a": "(?:Sun(?:day)?)|(?:Mon(?:day)?)|(?:Tue(?:sday)?)|(?:Wed(?:nesday)?)|(?:Thu(?:rsday)?)|(?:Fri(?:day)?)|(?:Sat(?:urday)?)", - /* month name */ "b": "(?:Jan(?:uary)?)|(?:Feb(?:ruary)?)|(?:Mar(?:ch)?)|(?:Apr(?:il)?)|May|(?:Jun(?:e)?)|(?:Jul(?:y)?)|(?:Aug(?:ust)?)|(?:Sep(?:tember)?)|(?:Oct(?:ober)?)|(?:Nov(?:ember)?)|(?:Dec(?:ember)?)", - /* century */ "C": "\\d\\d", - /* day of month */ "d": "0[1-9]|[1-9](?!\\d)|1\\d|2\\d|30|31", - /* hour (24hr) */ "H": "\\d(?!\\d)|[0,1]\\d|20|21|22|23", - /* hour (12hr) */ "I": "\\d(?!\\d)|0\\d|10|11|12", - /* day of year */ "j": "00[1-9]|0?[1-9](?!\\d)|0?[1-9]\\d(?!\\d)|[1,2]\\d\\d|3[0-6]\\d", - /* month */ "m": "0[1-9]|[1-9](?!\\d)|10|11|12", - /* minutes */ "M": "0\\d|\\d(?!\\d)|[1-5]\\d", - /* whitespace */ "n": " ", - /* AM/PM */ "p": "AM|am|PM|pm|A\\.M\\.|a\\.m\\.|P\\.M\\.|p\\.m\\.", - /* seconds */ "S": "0\\d|\\d(?!\\d)|[1-5]\\d|60", - /* week number */ "U": "0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53", - /* week number */ "W": "0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53", - /* weekday number */ "w": "[0-6]", - /* 2-digit year */ "y": "\\d\\d", - /* 4-digit year */ "Y": "\\d\\d\\d\\d", - /* whitespace */ "t": " ", - /* time zone */ "z": "Z|(?:[\\+\\-]\\d\\d:?(?:\\d\\d)?)" - }; - var MONTH_NUMBERS = { - JAN: 0, - FEB: 1, - MAR: 2, - APR: 3, - MAY: 4, - JUN: 5, - JUL: 6, - AUG: 7, - SEP: 8, - OCT: 9, - NOV: 10, - DEC: 11 - }; - var DAY_NUMBERS_SUN_FIRST = { - SUN: 0, - MON: 1, - TUE: 2, - WED: 3, - THU: 4, - FRI: 5, - SAT: 6 - }; - var DAY_NUMBERS_MON_FIRST = { - MON: 0, - TUE: 1, - WED: 2, - THU: 3, - FRI: 4, - SAT: 5, - SUN: 6 - }; - var capture = []; - var pattern_out = pattern.replace(/%(.)/g, (m, c) => EQUIVALENT_MATCHERS[c] || m).replace(/%(.)/g, (_, c) => { - let pat = DATE_PATTERNS[c]; - if (pat) { - capture.push(c); - return `(${pat})`; - } else { - return c; - } - }).replace(/\s+/g, "\\s*"); - var matches = new RegExp("^" + pattern_out, "i").exec(UTF8ToString(buf)); - function initDate() { - function fixup(value, min, max) { - return (typeof value != "number" || isNaN(value)) ? min : (value >= min ? (value <= max ? value : max) : min); - } - return { - year: fixup(HEAP32[(((tm) + (20)) >> 2)] + 1900, 1970, 9999), - month: fixup(HEAP32[(((tm) + (16)) >> 2)], 0, 11), - day: fixup(HEAP32[(((tm) + (12)) >> 2)], 1, 31), - hour: fixup(HEAP32[(((tm) + (8)) >> 2)], 0, 23), - min: fixup(HEAP32[(((tm) + (4)) >> 2)], 0, 59), - sec: fixup(HEAP32[((tm) >> 2)], 0, 59), - gmtoff: 0 - }; - } - if (matches) { - var date = initDate(); - var value; - var getMatch = symbol => { - var pos = capture.indexOf(symbol); - if (pos >= 0) { - return matches[pos + 1]; - } - return; - }; - if ((value = getMatch("S"))) { - date.sec = jstoi_q(value); - } - if ((value = getMatch("M"))) { - date.min = jstoi_q(value); - } - if ((value = getMatch("H"))) { - date.hour = jstoi_q(value); - } else if ((value = getMatch("I"))) { - var hour = jstoi_q(value); - if ((value = getMatch("p"))) { - hour += value.toUpperCase()[0] === "P" ? 12 : 0; - } - date.hour = hour; - } - if ((value = getMatch("Y"))) { - date.year = jstoi_q(value); - } else if ((value = getMatch("y"))) { - var year = jstoi_q(value); - if ((value = getMatch("C"))) { - year += jstoi_q(value) * 100; - } else { - year += year < 69 ? 2e3 : 1900; - } - date.year = year; - } - if ((value = getMatch("m"))) { - date.month = jstoi_q(value) - 1; - } else if ((value = getMatch("b"))) { - date.month = MONTH_NUMBERS[value.substring(0, 3).toUpperCase()] || 0; - } - if ((value = getMatch("d"))) { - date.day = jstoi_q(value); - } else if ((value = getMatch("j"))) { - var day = jstoi_q(value); - var leapYear = isLeapYear(date.year); - for (var month = 0; month < 12; ++month) { - var daysUntilMonth = arraySum(leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, month - 1); - if (day <= daysUntilMonth + (leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR)[month]) { - date.day = day - daysUntilMonth; - } - } - } else if ((value = getMatch("a"))) { - var weekDay = value.substring(0, 3).toUpperCase(); - if ((value = getMatch("U"))) { - var weekDayNumber = DAY_NUMBERS_SUN_FIRST[weekDay]; - var weekNumber = jstoi_q(value); - var janFirst = new Date(date.year, 0, 1); - var endDate; - if (janFirst.getDay() === 0) { - endDate = addDays(janFirst, weekDayNumber + 7 * (weekNumber - 1)); - } else { - endDate = addDays(janFirst, 7 - janFirst.getDay() + weekDayNumber + 7 * (weekNumber - 1)); - } - date.day = endDate.getDate(); - date.month = endDate.getMonth(); - } else if ((value = getMatch("W"))) { - var weekDayNumber = DAY_NUMBERS_MON_FIRST[weekDay]; - var weekNumber = jstoi_q(value); - var janFirst = new Date(date.year, 0, 1); - var endDate; - if (janFirst.getDay() === 1) { - endDate = addDays(janFirst, weekDayNumber + 7 * (weekNumber - 1)); - } else { - endDate = addDays(janFirst, 7 - janFirst.getDay() + 1 + weekDayNumber + 7 * (weekNumber - 1)); - } - date.day = endDate.getDate(); - date.month = endDate.getMonth(); - } - } - if ((value = getMatch("z"))) { - if (value.toLowerCase() === "z") { - date.gmtoff = 0; - } else { - var match = value.match(/^((?:\-|\+)\d\d):?(\d\d)?/); - date.gmtoff = match[1] * 3600; - if (match[2]) { - date.gmtoff += date.gmtoff > 0 ? match[2] * 60 : -match[2] * 60; - } - } - } - /* + // The rest of the code comes from the built php.js file and esm-suffix.js + // include: shell.js + // The Module object: Our interface to the outside world. We import + // and export values on it. There are various ways Module can be used: + // 1. Not defined. We create it here + // 2. A function parameter, function(moduleArg) => Promise + // 3. pre-run appended it, var Module = {}; ..generated code.. + // 4. External script tag defines var Module. + // We need to check if Module already exists (e.g. case 3 above). + // Substitution will be replaced with actual code on later stage of the build, + // this way Closure Compiler will not mangle it (e.g. case 4. above). + // Note that if you want to run closure, and also to use Module + // after the generated code, you will need to define var Module = {}; + // before the code. Then that object will be used in the code, and you + // can continue to use Module afterwards as well. + var Module = typeof PHPLoader != 'undefined' ? PHPLoader : {}; + + var ENVIRONMENT_IS_WORKER = RuntimeName === 'WORKER'; + + var ENVIRONMENT_IS_NODE = RuntimeName === 'NODE'; + + if (ENVIRONMENT_IS_NODE) { + } + + // --pre-jses are emitted after the Module integration code, so that they can + // refer to Module (if they choose; they can also define Module) + // Sometimes an existing Module object exists with properties + // meant to overwrite the default module functionality. Here + // we collect those properties and reapply _after_ we configure + // the current environment's defaults to avoid having to be so + // defensive during initialization. + var moduleOverrides = Object.assign({}, Module); + + var arguments_ = []; + + var thisProgram = './this.program'; + + var quit_ = (status, toThrow) => { + throw toThrow; + }; + + // `/` should be present at the end if `scriptDirectory` is not empty + var scriptDirectory = ''; + + function locateFile(path) { + if (Module['locateFile']) { + return Module['locateFile'](path, scriptDirectory); + } + return scriptDirectory + path; + } + + // Hooks that are implemented differently in different runtime environments. + var readAsync, readBinary; + + if (ENVIRONMENT_IS_NODE) { + // These modules will usually be used on Node.js. Load them eagerly to avoid + // the complexity of lazy-loading. + var fs = require('fs'); + var nodePath = require('path'); + scriptDirectory = __dirname + '/'; + // include: node_shell_read.js + readBinary = (filename) => { + // We need to re-wrap `file://` strings to URLs. + filename = isFileURI(filename) ? new URL(filename) : filename; + var ret = fs.readFileSync(filename); + return ret; + }; + readAsync = async (filename, binary = true) => { + // See the comment in the `readBinary` function. + filename = isFileURI(filename) ? new URL(filename) : filename; + var ret = fs.readFileSync(filename, binary ? undefined : 'utf8'); + return ret; + }; + // end include: node_shell_read.js + if (!Module['thisProgram'] && process.argv.length > 1) { + thisProgram = process.argv[1].replace(/\\/g, '/'); + } + arguments_ = process.argv.slice(2); + if (typeof module != 'undefined') { + module['exports'] = Module; + } + quit_ = (status, toThrow) => { + process.exitCode = status; + throw toThrow; + }; + } // Note that this includes Node.js workers when relevant (pthreads is enabled). + // Node.js workers are detected as a combination of ENVIRONMENT_IS_WORKER and + // ENVIRONMENT_IS_NODE. + else { + } + + var out = Module['print'] || console.log.bind(console); + + var err = Module['printErr'] || console.error.bind(console); + + // Merge back in the overrides + Object.assign(Module, moduleOverrides); + + // Free the object hierarchy contained in the overrides, this lets the GC + // reclaim data used. + moduleOverrides = null; + + // Emit code to handle expected values on the Module object. This applies Module.x + // to the proper local x. This has two benefits: first, we only emit it if it is + // expected to arrive, and second, by using a local everywhere else that can be + // minified. + if (Module['arguments']) arguments_ = Module['arguments']; + + if (Module['thisProgram']) thisProgram = Module['thisProgram']; + if (Module['quit']) quit_ = Module['quit']; + + // perform assertions in shell.js after we set up out() and err(), as otherwise if an assertion fails it cannot print the message + // end include: shell.js + // include: preamble.js + // === Preamble library stuff === + // Documentation for the public APIs defined in this file must be updated in: + // site/source/docs/api_reference/preamble.js.rst + // A prebuilt local version of the documentation is available at: + // site/build/text/docs/api_reference/preamble.js.txt + // You can also build docs locally as HTML or other formats in site/ + // An online HTML version (which may be of a different version of Emscripten) + // is up at http://kripken.github.io/emscripten-site/docs/api_reference/preamble.js.html + var wasmBinary = Module['wasmBinary']; + + // end include: base64Utils.js + // Wasm globals + var wasmMemory; + + //======================================== + // Runtime essentials + //======================================== + // whether we are quitting the application. no code should run after this. + // set in exit() and abort() + var ABORT = false; + + // set by exit() and abort(). Passed to 'onExit' handler. + // NOTE: This is also used as the process return code code in shell environments + // but only when noExitRuntime is false. + var EXITSTATUS; + + // In STRICT mode, we only define assert() when ASSERTIONS is set. i.e. we + // don't define it at all in release modes. This matches the behaviour of + // MINIMAL_RUNTIME. + // TODO(sbc): Make this the default even without STRICT enabled. + /** @type {function(*, string=)} */ function assert(condition, text) { + if (!condition) { + // This build was created without ASSERTIONS defined. `assert()` should not + // ever be called in this configuration but in case there are callers in + // the wild leave this simple abort() implementation here for now. + abort(text); + } + } + + // Memory management + var /** @type {!Int8Array} */ HEAP8, + /** @type {!Uint8Array} */ HEAPU8, + /** @type {!Int16Array} */ HEAP16, + /** @type {!Uint16Array} */ HEAPU16, + /** @type {!Int32Array} */ HEAP32, + /** @type {!Uint32Array} */ HEAPU32, + /** @type {!Float32Array} */ HEAPF32, + /** @type {!Float64Array} */ HEAPF64; + + // include: runtime_shared.js + function updateMemoryViews() { + var b = wasmMemory.buffer; + Module['HEAP8'] = HEAP8 = new Int8Array(b); + Module['HEAP16'] = HEAP16 = new Int16Array(b); + Module['HEAPU8'] = HEAPU8 = new Uint8Array(b); + Module['HEAPU16'] = HEAPU16 = new Uint16Array(b); + Module['HEAP32'] = HEAP32 = new Int32Array(b); + Module['HEAPU32'] = HEAPU32 = new Uint32Array(b); + Module['HEAPF32'] = HEAPF32 = new Float32Array(b); + Module['HEAPF64'] = HEAPF64 = new Float64Array(b); + } + + // end include: runtime_shared.js + // include: runtime_stack_check.js + // end include: runtime_stack_check.js + var __ATPRERUN__ = []; + + // functions called before the runtime is initialized + var __ATINIT__ = []; + + // functions called during startup + var __ATEXIT__ = []; + + // functions called during shutdown + var __ATPOSTRUN__ = []; + + // functions called after the main() is called + var runtimeInitialized = false; + + var runtimeExited = false; + + function preRun() { + if (Module['preRun']) { + if (typeof Module['preRun'] == 'function') + Module['preRun'] = [Module['preRun']]; + while (Module['preRun'].length) { + addOnPreRun(Module['preRun'].shift()); + } + } + callRuntimeCallbacks(__ATPRERUN__); + } + + function initRuntime() { + runtimeInitialized = true; + SOCKFS.root = FS.mount(SOCKFS, {}, null); + if (!Module['noFSInit'] && !FS.initialized) FS.init(); + FS.ignorePermissions = false; + TTY.init(); + PIPEFS.root = FS.mount(PIPEFS, {}, null); + callRuntimeCallbacks(__ATINIT__); + } + + function exitRuntime() { + ___funcs_on_exit(); + // Native atexit() functions + callRuntimeCallbacks(__ATEXIT__); + FS.quit(); + TTY.shutdown(); + runtimeExited = true; + } + + function postRun() { + if (Module['postRun']) { + if (typeof Module['postRun'] == 'function') + Module['postRun'] = [Module['postRun']]; + while (Module['postRun'].length) { + addOnPostRun(Module['postRun'].shift()); + } + } + callRuntimeCallbacks(__ATPOSTRUN__); + } + + function addOnPreRun(cb) { + __ATPRERUN__.unshift(cb); + } + + function addOnInit(cb) { + __ATINIT__.unshift(cb); + } + + function addOnPostRun(cb) { + __ATPOSTRUN__.unshift(cb); + } + + // include: runtime_math.js + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/imul + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/fround + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/clz32 + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/trunc + // end include: runtime_math.js + // A counter of dependencies for calling run(). If we need to + // do asynchronous work before running, increment this and + // decrement it. Incrementing must happen in a place like + // Module.preRun (used by emcc to add file preloading). + // Note that you can add dependencies in preRun, even though + // it happens right before run - run will be postponed until + // the dependencies are met. + var runDependencies = 0; + + var dependenciesFulfilled = null; + + // overridden to take different actions when all run dependencies are fulfilled + function getUniqueRunDependency(id) { + return id; + } + + function addRunDependency(id) { + runDependencies++; + Module['monitorRunDependencies']?.(runDependencies); + } + + function removeRunDependency(id) { + runDependencies--; + Module['monitorRunDependencies']?.(runDependencies); + if (runDependencies == 0) { + if (dependenciesFulfilled) { + var callback = dependenciesFulfilled; + dependenciesFulfilled = null; + callback(); + } + } + } + + /** @param {string|number=} what */ function abort(what) { + Module['onAbort']?.(what); + what = 'Aborted(' + what + ')'; + // TODO(sbc): Should we remove printing and leave it up to whoever + // catches the exception? + err(what); + ABORT = true; + what += '. Build with -sASSERTIONS for more info.'; + // Use a wasm runtime error, because a JS error might be seen as a foreign + // exception, which means we'd run destructors on it. We need the error to + // simply make the program stop. + // FIXME This approach does not work in Wasm EH because it currently does not assume + // all RuntimeErrors are from traps; it decides whether a RuntimeError is from + // a trap or not based on a hidden field within the object. So at the moment + // we don't have a way of throwing a wasm trap from JS. TODO Make a JS API that + // allows this in the wasm spec. + // Suppress closure compiler warning here. Closure compiler's builtin extern + // definition for WebAssembly.RuntimeError claims it takes no arguments even + // though it can. + // TODO(https://github.com/google/closure-compiler/pull/3913): Remove if/when upstream closure gets fixed. + // See above, in the meantime, we resort to wasm code for trapping. + // In case abort() is called before the module is initialized, wasmExports + // and its exported '__trap' function is not available, in which case we throw + // a RuntimeError. + // We trap instead of throwing RuntimeError to prevent infinite-looping in + // Wasm EH code (because RuntimeError is considered as a foreign exception and + // caught by 'catch_all'), but in case throwing RuntimeError is fine because + // the module has not even been instantiated, even less running. + if (runtimeInitialized) { + ___trap(); + } + /** @suppress {checkTypes} */ var e = new WebAssembly.RuntimeError( + what + ); + // Throw the error whether or not MODULARIZE is set because abort is used + // in code paths apart from instantiation where an exception is expected + // to be thrown when abort is called. + throw e; + } + + // include: memoryprofiler.js + // end include: memoryprofiler.js + // include: URIUtils.js + // Prefix of data URIs emitted by SINGLE_FILE and related options. + var dataURIPrefix = 'data:application/octet-stream;base64,'; + + /** + * Indicates whether filename is a base64 data URI. + * @noinline + */ var isDataURI = (filename) => filename.startsWith(dataURIPrefix); + + /** + * Indicates whether filename is delivered via file protocol (as opposed to http/https) + * @noinline + */ var isFileURI = (filename) => filename.startsWith('file://'); + + // end include: URIUtils.js + // include: runtime_exceptions.js + // end include: runtime_exceptions.js + function findWasmBinary() { + var f = dependencyFilename; + if (!isDataURI(f)) { + return locateFile(f); + } + return f; + } + + var wasmBinaryFile; + + function getBinarySync(file) { + if (file == wasmBinaryFile && wasmBinary) { + return new Uint8Array(wasmBinary); + } + if (readBinary) { + return readBinary(file); + } + throw 'both async and sync fetching of the wasm failed'; + } + + async function getWasmBinary(binaryFile) { + // If we don't have the binary yet, load it asynchronously using readAsync. + if (!wasmBinary) { + // Fetch the binary using readAsync + try { + var response = await readAsync(binaryFile); + return new Uint8Array(response); + } catch {} + } + // Otherwise, getBinarySync should be able to get it synchronously + return getBinarySync(binaryFile); + } + + async function instantiateArrayBuffer(binaryFile, imports) { + try { + var binary = await getWasmBinary(binaryFile); + var instance = await WebAssembly.instantiate(binary, imports); + return instance; + } catch (reason) { + err(`failed to asynchronously prepare wasm: ${reason}`); + abort(reason); + } + } + + async function instantiateAsync(binary, binaryFile, imports) { + if ( + !binary && + typeof WebAssembly.instantiateStreaming == 'function' && + !isDataURI(binaryFile) && // Avoid instantiateStreaming() on Node.js environment for now, as while + // Node.js v18.1.0 implements it, it does not have a full fetch() + // implementation yet. + // Reference: + // https://github.com/emscripten-core/emscripten/pull/16917 + !ENVIRONMENT_IS_NODE && + typeof fetch == 'function' + ) { + try { + var response = fetch(binaryFile, { + credentials: 'same-origin', + }); + var instantiationResult = + await WebAssembly.instantiateStreaming(response, imports); + return instantiationResult; + } catch (reason) { + // We expect the most common failure cause to be a bad MIME type for the binary, + // in which case falling back to ArrayBuffer instantiation should work. + err(`wasm streaming compile failed: ${reason}`); + err('falling back to ArrayBuffer instantiation'); + } + } + return instantiateArrayBuffer(binaryFile, imports); + } + + function getWasmImports() { + // instrumenting imports is used in asyncify in two ways: to add assertions + // that check for proper import use, and for ASYNCIFY=2 we use them to set up + // the Promise API on the import side. + Asyncify.instrumentWasmImports(wasmImports); + // prepare imports + return { + env: wasmImports, + wasi_snapshot_preview1: wasmImports, + }; + } + + // Create the wasm instance. + // Receives the wasm imports, returns the exports. + async function createWasm() { + // Load the wasm module and create an instance of using native support in the JS engine. + // handle a generated wasm instance, receiving its exports and + // performing other necessary setup + /** @param {WebAssembly.Module=} module*/ function receiveInstance( + instance, + module + ) { + wasmExports = instance.exports; + wasmExports = Asyncify.instrumentWasmExports(wasmExports); + Module['wasmExports'] = wasmExports; + wasmMemory = wasmExports['memory']; + updateMemoryViews(); + wasmTable = wasmExports['__indirect_function_table']; + addOnInit(wasmExports['__wasm_call_ctors']); + removeRunDependency('wasm-instantiate'); + return wasmExports; + } + // wait for the pthread pool (if any) + addRunDependency('wasm-instantiate'); + // Prefer streaming instantiation if available. + function receiveInstantiationResult(result) { + // 'result' is a ResultObject object which has both the module and instance. + // receiveInstance() will swap in the exports (to Module.asm) so they can be called + // TODO: Due to Closure regression https://github.com/google/closure-compiler/issues/3193, the above line no longer optimizes out down to the following line. + // When the regression is fixed, can restore the above PTHREADS-enabled path. + receiveInstance(result['instance']); + } + var info = getWasmImports(); + // User shell pages can write their own Module.instantiateWasm = function(imports, successCallback) callback + // to manually instantiate the Wasm module themselves. This allows pages to + // run the instantiation parallel to any other async startup actions they are + // performing. + // Also pthreads and wasm workers initialize the wasm instance through this + // path. + if (Module['instantiateWasm']) { + try { + return Module['instantiateWasm'](info, receiveInstance); + } catch (e) { + err(`Module.instantiateWasm callback failed with error: ${e}`); + return false; + } + } + wasmBinaryFile ??= findWasmBinary(); + var result = await instantiateAsync(wasmBinary, wasmBinaryFile, info); + receiveInstantiationResult(result); + return result; + } + + // Globals used by JS i64 conversions (see makeSetValue) + var tempDouble; + + var tempI64; + + // include: runtime_debug.js + // end include: runtime_debug.js + // === Body === + function __asyncjs__js_popen_to_file(command, mode, exitCodePtr) { + return Asyncify.handleAsync(async () => { + const returnCallback = (resolver) => new Promise(resolver); + if (!command) return 1; + const cmdstr = UTF8ToString(command); + if (!cmdstr.length) return 0; + const modestr = UTF8ToString(mode); + if (!modestr.length) return 0; + if (modestr === 'w') { + console.error('popen($cmd, "w") is not implemented yet'); + } + return returnCallback(async (wakeUp) => { + let cp; + try { + cp = PHPWASM.spawnProcess(cmdstr, []); + if (cp instanceof Promise) { + cp = await cp; + } + } catch (e) { + console.error(e); + if (e.code === 'SPAWN_UNSUPPORTED') { + return 1; + } + throw e; + } + const outByteArrays = []; + cp.stdout.on('data', function (data) { + outByteArrays.push(data); + }); + const outputPath = '/tmp/popen_output'; + cp.on('exit', function (exitCode) { + const outBytes = new Uint8Array( + outByteArrays.reduce( + (acc, curr) => acc + curr.length, + 0 + ) + ); + let offset = 0; + for (const byteArray of outByteArrays) { + outBytes.set(byteArray, offset); + offset += byteArray.length; + } + FS.writeFile(outputPath, outBytes); + HEAPU8[exitCodePtr] = exitCode; + wakeUp(allocateUTF8OnStack(outputPath)); + }); + }); + }); + } + + __asyncjs__js_popen_to_file.sig = 'iiii'; + + function __asyncjs__wasm_poll_socket(socketd, events, timeout) { + return Asyncify.handleAsync(async () => { + const returnCallback = (resolver) => new Promise(resolver); + const POLLIN = 1; + const POLLPRI = 2; + const POLLOUT = 4; + const POLLERR = 8; + const POLLHUP = 16; + const POLLNVAL = 32; + return returnCallback((wakeUp) => { + const polls = []; + if (socketd in PHPWASM.child_proc_by_fd) { + const procInfo = PHPWASM.child_proc_by_fd[socketd]; + if (procInfo.exited) { + wakeUp(0); + return; + } + polls.push(PHPWASM.awaitEvent(procInfo.stdout, 'data')); + } else if (FS.isSocket(FS.getStream(socketd)?.node.mode)) { + const sock = getSocketFromFD(socketd); + if (!sock) { + wakeUp(0); + return; + } + const lookingFor = new Set(); + if (events & POLLIN || events & POLLPRI) { + if (sock.server) { + for (const client of sock.pending) { + if ((client.recv_queue || []).length > 0) { + wakeUp(1); + return; + } + } + } else if ((sock.recv_queue || []).length > 0) { + wakeUp(1); + return; + } + } + const webSockets = PHPWASM.getAllWebSockets(sock); + if (!webSockets.length) { + wakeUp(0); + return; + } + for (const ws of webSockets) { + if (events & POLLIN || events & POLLPRI) { + polls.push(PHPWASM.awaitData(ws)); + lookingFor.add('POLLIN'); + } + if (events & POLLOUT) { + polls.push(PHPWASM.awaitConnection(ws)); + lookingFor.add('POLLOUT'); + } + if (events & POLLHUP) { + polls.push(PHPWASM.awaitClose(ws)); + lookingFor.add('POLLHUP'); + } + if (events & POLLERR || events & POLLNVAL) { + polls.push(PHPWASM.awaitError(ws)); + lookingFor.add('POLLERR'); + } + } + } else { + setTimeout(function () { + wakeUp(1); + }, timeout); + return; + } + if (polls.length === 0) { + console.warn( + 'Unsupported poll event ' + + events + + ', defaulting to setTimeout().' + ); + setTimeout(function () { + wakeUp(0); + }, timeout); + return; + } + const promises = polls.map(([promise]) => promise); + const clearPolling = () => + polls.forEach(([, clear]) => clear()); + let awaken = false; + let timeoutId; + Promise.race(promises).then(function (results) { + if (!awaken) { + awaken = true; + wakeUp(1); + if (timeoutId) { + clearTimeout(timeoutId); + } + clearPolling(); + } + }); + if (timeout !== -1) { + timeoutId = setTimeout(function () { + if (!awaken) { + awaken = true; + wakeUp(0); + clearPolling(); + } + }, timeout); + } + }); + }); + } + + __asyncjs__wasm_poll_socket.sig = 'iiii'; + + function __asyncjs__js_fd_read(fd, iov, iovcnt, pnum) { + return Asyncify.handleAsync(async () => { + const returnCallback = (resolver) => new Promise(resolver); + if ( + Asyncify?.State?.Normal === undefined || + Asyncify?.state === Asyncify?.State?.Normal + ) { + var returnCode; + var stream; + let num = 0; + try { + stream = SYSCALLS.getStreamFromFD(fd); + const num = doReadv(stream, iov, iovcnt); + HEAPU32[pnum >> 2] = num; + return 0; + } catch (e) { + if ( + typeof FS == 'undefined' || + !(e.name === 'ErrnoError') + ) { + throw e; + } + if ( + e.errno !== 6 || + !(stream?.fd in PHPWASM.child_proc_by_fd) + ) { + HEAPU32[pnum >> 2] = 0; + return returnCode; + } + } + } + return returnCallback((wakeUp) => { + var retries = 0; + var interval = 50; + var timeout = 5e3; + var maxRetries = timeout / interval; + function poll() { + var returnCode; + var stream; + let num; + try { + stream = SYSCALLS.getStreamFromFD(fd); + num = doReadv(stream, iov, iovcnt); + returnCode = 0; + } catch (e) { + if ( + typeof FS == 'undefined' || + !(e.name === 'ErrnoError') + ) { + console.error(e); + throw e; + } + returnCode = e.errno; + } + const success = returnCode === 0; + const failure = + ++retries > maxRetries || + !(fd in PHPWASM.child_proc_by_fd) || + PHPWASM.child_proc_by_fd[fd]?.exited || + FS.isClosed(stream); + if (success) { + HEAPU32[pnum >> 2] = num; + wakeUp(0); + } else if (failure) { + HEAPU32[pnum >> 2] = 0; + wakeUp(returnCode === 6 ? 0 : returnCode); + } else { + setTimeout(poll, interval); + } + } + poll(); + }); + }); + } + + __asyncjs__js_fd_read.sig = 'iiiii'; + + function __asyncjs__js_module_onMessage(data, response_buffer) { + return Asyncify.handleAsync(async () => { + if (Module['onMessage']) { + const dataStr = UTF8ToString(data); + return Module['onMessage'](dataStr) + .then((response) => { + const responseBytes = + typeof response === 'string' + ? new TextEncoder().encode(response) + : response; + const responseSize = responseBytes.byteLength; + const responsePtr = _malloc(responseSize + 1); + HEAPU8.set(responseBytes, responsePtr); + HEAPU8[responsePtr + responseSize] = 0; + HEAPU8[response_buffer] = responsePtr; + HEAPU8[response_buffer + 1] = responsePtr >> 8; + HEAPU8[response_buffer + 2] = responsePtr >> 16; + HEAPU8[response_buffer + 3] = responsePtr >> 24; + return responseSize; + }) + .catch((e) => { + console.error(e); + return -1; + }); + } + }); + } + + __asyncjs__js_module_onMessage.sig = 'iii'; + + // end include: preamble.js + class ExitStatus { + name = 'ExitStatus'; + constructor(status) { + this.message = `Program terminated with exit(${status})`; + this.status = status; + } + } + ExitStatus = class PHPExitStatus extends Error { + constructor(status) { + super(status); + this.name = 'ExitStatus'; + this.message = 'Program terminated with exit(' + status + ')'; + this.status = status; + } + }; + + var callRuntimeCallbacks = (callbacks) => { + while (callbacks.length > 0) { + // Pass the module as the first argument. + callbacks.shift()(Module); + } + }; + + var noExitRuntime = Module['noExitRuntime'] || false; + + /** @type {function(...*):?} */ function _SharpYuvConvert() { + abort('missing function: SharpYuvConvert'); + } + + _SharpYuvConvert.stub = true; + + /** @type {function(...*):?} */ function _SharpYuvGetConversionMatrix() { + abort('missing function: SharpYuvGetConversionMatrix'); + } + + _SharpYuvGetConversionMatrix.stub = true; + + /** @type {function(...*):?} */ function _SharpYuvInit() { + abort('missing function: SharpYuvInit'); + } + + _SharpYuvInit.stub = true; + + var UTF8Decoder = + typeof TextDecoder != 'undefined' ? new TextDecoder() : undefined; + + /** + * Given a pointer 'idx' to a null-terminated UTF8-encoded string in the given + * array that contains uint8 values, returns a copy of that string as a + * Javascript String object. + * heapOrArray is either a regular array, or a JavaScript typed array view. + * @param {number=} idx + * @param {number=} maxBytesToRead + * @return {string} + */ var UTF8ArrayToString = ( + heapOrArray, + idx = 0, + maxBytesToRead = NaN + ) => { + var endIdx = idx + maxBytesToRead; + var endPtr = idx; + // TextDecoder needs to know the byte length in advance, it doesn't stop on + // null terminator by itself. Also, use the length info to avoid running tiny + // strings through TextDecoder, since .subarray() allocates garbage. + // (As a tiny code save trick, compare endPtr against endIdx using a negation, + // so that undefined/NaN means Infinity) + while (heapOrArray[endPtr] && !(endPtr >= endIdx)) ++endPtr; + if (endPtr - idx > 16 && heapOrArray.buffer && UTF8Decoder) { + return UTF8Decoder.decode(heapOrArray.subarray(idx, endPtr)); + } + var str = ''; + // If building with TextDecoder, we have already computed the string length + // above, so test loop end condition against that + while (idx < endPtr) { + // For UTF8 byte structure, see: + // http://en.wikipedia.org/wiki/UTF-8#Description + // https://www.ietf.org/rfc/rfc2279.txt + // https://tools.ietf.org/html/rfc3629 + var u0 = heapOrArray[idx++]; + if (!(u0 & 128)) { + str += String.fromCharCode(u0); + continue; + } + var u1 = heapOrArray[idx++] & 63; + if ((u0 & 224) == 192) { + str += String.fromCharCode(((u0 & 31) << 6) | u1); + continue; + } + var u2 = heapOrArray[idx++] & 63; + if ((u0 & 240) == 224) { + u0 = ((u0 & 15) << 12) | (u1 << 6) | u2; + } else { + u0 = + ((u0 & 7) << 18) | + (u1 << 12) | + (u2 << 6) | + (heapOrArray[idx++] & 63); + } + if (u0 < 65536) { + str += String.fromCharCode(u0); + } else { + var ch = u0 - 65536; + str += String.fromCharCode( + 55296 | (ch >> 10), + 56320 | (ch & 1023) + ); + } + } + return str; + }; + + /** + * Given a pointer 'ptr' to a null-terminated UTF8-encoded string in the + * emscripten HEAP, returns a copy of that string as a Javascript String object. + * + * @param {number} ptr + * @param {number=} maxBytesToRead - An optional length that specifies the + * maximum number of bytes to read. You can omit this parameter to scan the + * string until the first 0 byte. If maxBytesToRead is passed, and the string + * at [ptr, ptr+maxBytesToReadr[ contains a null byte in the middle, then the + * string will cut short at that byte index (i.e. maxBytesToRead will not + * produce a string of exact length [ptr, ptr+maxBytesToRead[) N.B. mixing + * frequent uses of UTF8ToString() with and without maxBytesToRead may throw + * JS JIT optimizations off, so it is worth to consider consistently using one + * @return {string} + */ var UTF8ToString = (ptr, maxBytesToRead) => + ptr ? UTF8ArrayToString(HEAPU8, ptr, maxBytesToRead) : ''; + + Module['UTF8ToString'] = UTF8ToString; + + var ___assert_fail = (condition, filename, line, func) => + abort( + `Assertion failed: ${UTF8ToString(condition)}, at: ` + + [ + filename ? UTF8ToString(filename) : 'unknown filename', + line, + func ? UTF8ToString(func) : 'unknown function', + ] + ); + + var wasmTableMirror = []; + + /** @type {WebAssembly.Table} */ var wasmTable; + + var getWasmTableEntry = (funcPtr) => { + var func = wasmTableMirror[funcPtr]; + if (!func) { + if (funcPtr >= wasmTableMirror.length) + wasmTableMirror.length = funcPtr + 1; + /** @suppress {checkTypes} */ wasmTableMirror[funcPtr] = func = + wasmTable.get(funcPtr); + if (Asyncify.isAsyncExport(func)) { + wasmTableMirror[funcPtr] = func = + Asyncify.makeAsyncFunction(func); + } + } + return func; + }; + + var ___call_sighandler = (fp, sig) => getWasmTableEntry(fp)(sig); + + var initRandomFill = () => { + if ( + typeof crypto == 'object' && + typeof crypto['getRandomValues'] == 'function' + ) { + // for modern web browsers + return (view) => crypto.getRandomValues(view); + } else if (ENVIRONMENT_IS_NODE) { + // for nodejs with or without crypto support included + try { + var crypto_module = require('crypto'); + var randomFillSync = crypto_module['randomFillSync']; + if (randomFillSync) { + // nodejs with LTS crypto support + return (view) => crypto_module['randomFillSync'](view); + } + // very old nodejs with the original crypto API + var randomBytes = crypto_module['randomBytes']; + return (view) => ( + view.set(randomBytes(view.byteLength)), // Return the original view to match modern native implementations. + view + ); + } catch (e) {} + } + // we couldn't find a proper implementation, as Math.random() is not suitable for /dev/random, see emscripten-core/emscripten/pull/7096 + abort('initRandomDevice'); + }; + + var randomFill = (view) => (randomFill = initRandomFill())(view); + + var PATH = { + isAbs: (path) => path.charAt(0) === '/', + splitPath: (filename) => { + var splitPathRe = + /^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/; + return splitPathRe.exec(filename).slice(1); + }, + normalizeArray: (parts, allowAboveRoot) => { + // if the path tries to go above the root, `up` ends up > 0 + var up = 0; + for (var i = parts.length - 1; i >= 0; i--) { + var last = parts[i]; + if (last === '.') { + parts.splice(i, 1); + } else if (last === '..') { + parts.splice(i, 1); + up++; + } else if (up) { + parts.splice(i, 1); + up--; + } + } + // if the path is allowed to go above the root, restore leading ..s + if (allowAboveRoot) { + for (; up; up--) { + parts.unshift('..'); + } + } + return parts; + }, + normalize: (path) => { + var isAbsolute = PATH.isAbs(path), + trailingSlash = path.substr(-1) === '/'; + // Normalize the path + path = PATH.normalizeArray( + path.split('/').filter((p) => !!p), + !isAbsolute + ).join('/'); + if (!path && !isAbsolute) { + path = '.'; + } + if (path && trailingSlash) { + path += '/'; + } + return (isAbsolute ? '/' : '') + path; + }, + dirname: (path) => { + var result = PATH.splitPath(path), + root = result[0], + dir = result[1]; + if (!root && !dir) { + // No dirname whatsoever + return '.'; + } + if (dir) { + // It has a dirname, strip trailing slash + dir = dir.substr(0, dir.length - 1); + } + return root + dir; + }, + basename: (path) => { + // EMSCRIPTEN return '/'' for '/', not an empty string + if (path === '/') return '/'; + path = PATH.normalize(path); + path = path.replace(/\/$/, ''); + var lastSlash = path.lastIndexOf('/'); + if (lastSlash === -1) return path; + return path.substr(lastSlash + 1); + }, + join: (...paths) => PATH.normalize(paths.join('/')), + join2: (l, r) => PATH.normalize(l + '/' + r), + }; + + var PATH_FS = { + resolve: (...args) => { + var resolvedPath = '', + resolvedAbsolute = false; + for (var i = args.length - 1; i >= -1 && !resolvedAbsolute; i--) { + var path = i >= 0 ? args[i] : FS.cwd(); + // Skip empty and invalid entries + if (typeof path != 'string') { + throw new TypeError( + 'Arguments to path.resolve must be strings' + ); + } else if (!path) { + return ''; + } + // an invalid portion invalidates the whole thing + resolvedPath = path + '/' + resolvedPath; + resolvedAbsolute = PATH.isAbs(path); + } + // At this point the path should be resolved to a full absolute path, but + // handle relative paths to be safe (might happen when process.cwd() fails) + resolvedPath = PATH.normalizeArray( + resolvedPath.split('/').filter((p) => !!p), + !resolvedAbsolute + ).join('/'); + return (resolvedAbsolute ? '/' : '') + resolvedPath || '.'; + }, + relative: (from, to) => { + from = PATH_FS.resolve(from).substr(1); + to = PATH_FS.resolve(to).substr(1); + function trim(arr) { + var start = 0; + for (; start < arr.length; start++) { + if (arr[start] !== '') break; + } + var end = arr.length - 1; + for (; end >= 0; end--) { + if (arr[end] !== '') break; + } + if (start > end) return []; + return arr.slice(start, end - start + 1); + } + var fromParts = trim(from.split('/')); + var toParts = trim(to.split('/')); + var length = Math.min(fromParts.length, toParts.length); + var samePartsLength = length; + for (var i = 0; i < length; i++) { + if (fromParts[i] !== toParts[i]) { + samePartsLength = i; + break; + } + } + var outputParts = []; + for (var i = samePartsLength; i < fromParts.length; i++) { + outputParts.push('..'); + } + outputParts = outputParts.concat(toParts.slice(samePartsLength)); + return outputParts.join('/'); + }, + }; + + var FS_stdin_getChar_buffer = []; + + var lengthBytesUTF8 = (str) => { + var len = 0; + for (var i = 0; i < str.length; ++i) { + // Gotcha: charCodeAt returns a 16-bit word that is a UTF-16 encoded code + // unit, not a Unicode code point of the character! So decode + // UTF16->UTF32->UTF8. + // See http://unicode.org/faq/utf_bom.html#utf16-3 + var c = str.charCodeAt(i); + // possibly a lead surrogate + if (c <= 127) { + len++; + } else if (c <= 2047) { + len += 2; + } else if (c >= 55296 && c <= 57343) { + len += 4; + ++i; + } else { + len += 3; + } + } + return len; + }; + + Module['lengthBytesUTF8'] = lengthBytesUTF8; + + var stringToUTF8Array = (str, heap, outIdx, maxBytesToWrite) => { + // Parameter maxBytesToWrite is not optional. Negative values, 0, null, + // undefined and false each don't write out any bytes. + if (!(maxBytesToWrite > 0)) return 0; + var startIdx = outIdx; + var endIdx = outIdx + maxBytesToWrite - 1; + // -1 for string null terminator. + for (var i = 0; i < str.length; ++i) { + // Gotcha: charCodeAt returns a 16-bit word that is a UTF-16 encoded code + // unit, not a Unicode code point of the character! So decode + // UTF16->UTF32->UTF8. + // See http://unicode.org/faq/utf_bom.html#utf16-3 + // For UTF8 byte structure, see http://en.wikipedia.org/wiki/UTF-8#Description + // and https://www.ietf.org/rfc/rfc2279.txt + // and https://tools.ietf.org/html/rfc3629 + var u = str.charCodeAt(i); + // possibly a lead surrogate + if (u >= 55296 && u <= 57343) { + var u1 = str.charCodeAt(++i); + u = (65536 + ((u & 1023) << 10)) | (u1 & 1023); + } + if (u <= 127) { + if (outIdx >= endIdx) break; + heap[outIdx++] = u; + } else if (u <= 2047) { + if (outIdx + 1 >= endIdx) break; + heap[outIdx++] = 192 | (u >> 6); + heap[outIdx++] = 128 | (u & 63); + } else if (u <= 65535) { + if (outIdx + 2 >= endIdx) break; + heap[outIdx++] = 224 | (u >> 12); + heap[outIdx++] = 128 | ((u >> 6) & 63); + heap[outIdx++] = 128 | (u & 63); + } else { + if (outIdx + 3 >= endIdx) break; + heap[outIdx++] = 240 | (u >> 18); + heap[outIdx++] = 128 | ((u >> 12) & 63); + heap[outIdx++] = 128 | ((u >> 6) & 63); + heap[outIdx++] = 128 | (u & 63); + } + } + // Null-terminate the pointer to the buffer. + heap[outIdx] = 0; + return outIdx - startIdx; + }; + + /** @type {function(string, boolean=, number=)} */ function intArrayFromString( + stringy, + dontAddNull, + length + ) { + var len = length > 0 ? length : lengthBytesUTF8(stringy) + 1; + var u8array = new Array(len); + var numBytesWritten = stringToUTF8Array( + stringy, + u8array, + 0, + u8array.length + ); + if (dontAddNull) u8array.length = numBytesWritten; + return u8array; + } + + var FS_stdin_getChar = () => { + if (!FS_stdin_getChar_buffer.length) { + var result = null; + if (ENVIRONMENT_IS_NODE) { + // we will read data by chunks of BUFSIZE + var BUFSIZE = 256; + var buf = Buffer.alloc(BUFSIZE); + var bytesRead = 0; + // For some reason we must suppress a closure warning here, even though + // fd definitely exists on process.stdin, and is even the proper way to + // get the fd of stdin, + // https://github.com/nodejs/help/issues/2136#issuecomment-523649904 + // This started to happen after moving this logic out of library_tty.js, + // so it is related to the surrounding code in some unclear manner. + /** @suppress {missingProperties} */ var fd = process.stdin.fd; + try { + bytesRead = fs.readSync(fd, buf, 0, BUFSIZE); + } catch (e) { + // Cross-platform differences: on Windows, reading EOF throws an + // exception, but on other OSes, reading EOF returns 0. Uniformize + // behavior by treating the EOF exception to return 0. + if (e.toString().includes('EOF')) bytesRead = 0; + else throw e; + } + if (bytesRead > 0) { + result = buf.slice(0, bytesRead).toString('utf-8'); + } + } else { + } + if (!result) { + return null; + } + FS_stdin_getChar_buffer = intArrayFromString(result, true); + } + return FS_stdin_getChar_buffer.shift(); + }; + + var TTY = { + ttys: [], + init() {}, + // https://github.com/emscripten-core/emscripten/pull/1555 + // if (ENVIRONMENT_IS_NODE) { + // // currently, FS.init does not distinguish if process.stdin is a file or TTY + // // device, it always assumes it's a TTY device. because of this, we're forcing + // // process.stdin to UTF8 encoding to at least make stdin reading compatible + // // with text files until FS.init can be refactored. + // process.stdin.setEncoding('utf8'); + // } + shutdown() {}, + // https://github.com/emscripten-core/emscripten/pull/1555 + // if (ENVIRONMENT_IS_NODE) { + // // inolen: any idea as to why node -e 'process.stdin.read()' wouldn't exit immediately (with process.stdin being a tty)? + // // isaacs: because now it's reading from the stream, you've expressed interest in it, so that read() kicks off a _read() which creates a ReadReq operation + // // inolen: I thought read() in that case was a synchronous operation that just grabbed some amount of buffered data if it exists? + // // isaacs: it is. but it also triggers a _read() call, which calls readStart() on the handle + // // isaacs: do process.stdin.pause() and i'd think it'd probably close the pending call + // process.stdin.pause(); + // } + register(dev, ops) { + TTY.ttys[dev] = { + input: [], + output: [], + ops, + }; + FS.registerDevice(dev, TTY.stream_ops); + }, + stream_ops: { + open(stream) { + var tty = TTY.ttys[stream.node.rdev]; + if (!tty) { + throw new FS.ErrnoError(43); + } + stream.tty = tty; + stream.seekable = false; + }, + close(stream) { + // flush any pending line data + stream.tty.ops.fsync(stream.tty); + }, + fsync(stream) { + stream.tty.ops.fsync(stream.tty); + }, + read(stream, buffer, offset, length, pos) { + /* ignored */ if (!stream.tty || !stream.tty.ops.get_char) { + throw new FS.ErrnoError(60); + } + var bytesRead = 0; + for (var i = 0; i < length; i++) { + var result; + try { + result = stream.tty.ops.get_char(stream.tty); + } catch (e) { + throw new FS.ErrnoError(29); + } + if (result === undefined && bytesRead === 0) { + throw new FS.ErrnoError(6); + } + if (result === null || result === undefined) break; + bytesRead++; + buffer[offset + i] = result; + } + if (bytesRead) { + stream.node.atime = Date.now(); + } + return bytesRead; + }, + write(stream, buffer, offset, length, pos) { + if (!stream.tty || !stream.tty.ops.put_char) { + throw new FS.ErrnoError(60); + } + try { + for (var i = 0; i < length; i++) { + stream.tty.ops.put_char(stream.tty, buffer[offset + i]); + } + } catch (e) { + throw new FS.ErrnoError(29); + } + if (length) { + stream.node.mtime = stream.node.ctime = Date.now(); + } + return i; + }, + }, + default_tty_ops: { + get_char(tty) { + return FS_stdin_getChar(); + }, + put_char(tty, val) { + if (val === null || val === 10) { + out(UTF8ArrayToString(tty.output)); + tty.output = []; + } else { + if (val != 0) tty.output.push(val); + } + }, + // val == 0 would cut text output off in the middle. + fsync(tty) { + if (tty.output && tty.output.length > 0) { + out(UTF8ArrayToString(tty.output)); + tty.output = []; + } + }, + ioctl_tcgets(tty) { + // typical setting + return { + c_iflag: 25856, + c_oflag: 5, + c_cflag: 191, + c_lflag: 35387, + c_cc: [ + 3, 28, 127, 21, 4, 0, 1, 0, 17, 19, 26, 0, 18, 15, 23, + 22, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + ], + }; + }, + ioctl_tcsets(tty, optional_actions, data) { + // currently just ignore + return 0; + }, + ioctl_tiocgwinsz(tty) { + return [24, 80]; + }, + }, + default_tty1_ops: { + put_char(tty, val) { + if (val === null || val === 10) { + err(UTF8ArrayToString(tty.output)); + tty.output = []; + } else { + if (val != 0) tty.output.push(val); + } + }, + fsync(tty) { + if (tty.output && tty.output.length > 0) { + err(UTF8ArrayToString(tty.output)); + tty.output = []; + } + }, + }, + }; + + var zeroMemory = (address, size) => { + HEAPU8.fill(0, address, address + size); + }; + + var alignMemory = (size, alignment) => + Math.ceil(size / alignment) * alignment; + + var mmapAlloc = (size) => { + size = alignMemory(size, 65536); + var ptr = _emscripten_builtin_memalign(65536, size); + if (ptr) zeroMemory(ptr, size); + return ptr; + }; + + var MEMFS = { + ops_table: null, + mount(mount) { + return MEMFS.createNode(null, '/', 16895, 0); + }, + createNode(parent, name, mode, dev) { + if (FS.isBlkdev(mode) || FS.isFIFO(mode)) { + // no supported + throw new FS.ErrnoError(63); + } + MEMFS.ops_table ||= { + dir: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + lookup: MEMFS.node_ops.lookup, + mknod: MEMFS.node_ops.mknod, + rename: MEMFS.node_ops.rename, + unlink: MEMFS.node_ops.unlink, + rmdir: MEMFS.node_ops.rmdir, + readdir: MEMFS.node_ops.readdir, + symlink: MEMFS.node_ops.symlink, + }, + stream: { + llseek: MEMFS.stream_ops.llseek, + }, + }, + file: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + }, + stream: { + llseek: MEMFS.stream_ops.llseek, + read: MEMFS.stream_ops.read, + write: MEMFS.stream_ops.write, + allocate: MEMFS.stream_ops.allocate, + mmap: MEMFS.stream_ops.mmap, + msync: MEMFS.stream_ops.msync, + }, + }, + link: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + readlink: MEMFS.node_ops.readlink, + }, + stream: {}, + }, + chrdev: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + }, + stream: FS.chrdev_stream_ops, + }, + }; + var node = FS.createNode(parent, name, mode, dev); + if (FS.isDir(node.mode)) { + node.node_ops = MEMFS.ops_table.dir.node; + node.stream_ops = MEMFS.ops_table.dir.stream; + node.contents = {}; + } else if (FS.isFile(node.mode)) { + node.node_ops = MEMFS.ops_table.file.node; + node.stream_ops = MEMFS.ops_table.file.stream; + node.usedBytes = 0; + // The actual number of bytes used in the typed array, as opposed to contents.length which gives the whole capacity. + // When the byte data of the file is populated, this will point to either a typed array, or a normal JS array. Typed arrays are preferred + // for performance, and used by default. However, typed arrays are not resizable like normal JS arrays are, so there is a small disk size + // penalty involved for appending file writes that continuously grow a file similar to std::vector capacity vs used -scheme. + node.contents = null; + } else if (FS.isLink(node.mode)) { + node.node_ops = MEMFS.ops_table.link.node; + node.stream_ops = MEMFS.ops_table.link.stream; + } else if (FS.isChrdev(node.mode)) { + node.node_ops = MEMFS.ops_table.chrdev.node; + node.stream_ops = MEMFS.ops_table.chrdev.stream; + } + node.atime = node.mtime = node.ctime = Date.now(); + // add the new node to the parent + if (parent) { + parent.contents[name] = node; + parent.atime = parent.mtime = parent.ctime = node.atime; + } + return node; + }, + getFileDataAsTypedArray(node) { + if (!node.contents) return new Uint8Array(0); + if (node.contents.subarray) + return node.contents.subarray(0, node.usedBytes); + // Make sure to not return excess unused bytes. + return new Uint8Array(node.contents); + }, + expandFileStorage(node, newCapacity) { + var prevCapacity = node.contents ? node.contents.length : 0; + if (prevCapacity >= newCapacity) return; + // No need to expand, the storage was already large enough. + // Don't expand strictly to the given requested limit if it's only a very small increase, but instead geometrically grow capacity. + // For small filesizes (<1MB), perform size*2 geometric increase, but for large sizes, do a much more conservative size*1.125 increase to + // avoid overshooting the allocation cap by a very large margin. + var CAPACITY_DOUBLING_MAX = 1024 * 1024; + newCapacity = Math.max( + newCapacity, + (prevCapacity * + (prevCapacity < CAPACITY_DOUBLING_MAX ? 2 : 1.125)) >>> + 0 + ); + if (prevCapacity != 0) newCapacity = Math.max(newCapacity, 256); + // At minimum allocate 256b for each file when expanding. + var oldContents = node.contents; + node.contents = new Uint8Array(newCapacity); + // Allocate new storage. + if (node.usedBytes > 0) + node.contents.set(oldContents.subarray(0, node.usedBytes), 0); + }, + // Copy old data over to the new storage. + resizeFileStorage(node, newSize) { + if (node.usedBytes == newSize) return; + if (newSize == 0) { + node.contents = null; + // Fully decommit when requesting a resize to zero. + node.usedBytes = 0; + } else { + var oldContents = node.contents; + node.contents = new Uint8Array(newSize); + // Allocate new storage. + if (oldContents) { + node.contents.set( + oldContents.subarray( + 0, + Math.min(newSize, node.usedBytes) + ) + ); + } + // Copy old data over to the new storage. + node.usedBytes = newSize; + } + }, + node_ops: { + getattr(node) { + var attr = {}; + // device numbers reuse inode numbers. + attr.dev = FS.isChrdev(node.mode) ? node.id : 1; + attr.ino = node.id; + attr.mode = node.mode; + attr.nlink = 1; + attr.uid = 0; + attr.gid = 0; + attr.rdev = node.rdev; + if (FS.isDir(node.mode)) { + attr.size = 4096; + } else if (FS.isFile(node.mode)) { + attr.size = node.usedBytes; + } else if (FS.isLink(node.mode)) { + attr.size = node.link.length; + } else { + attr.size = 0; + } + attr.atime = new Date(node.atime); + attr.mtime = new Date(node.mtime); + attr.ctime = new Date(node.ctime); + // NOTE: In our implementation, st_blocks = Math.ceil(st_size/st_blksize), + // but this is not required by the standard. + attr.blksize = 4096; + attr.blocks = Math.ceil(attr.size / attr.blksize); + return attr; + }, + setattr(node, attr) { + for (const key of ['mode', 'atime', 'mtime', 'ctime']) { + if (attr[key]) { + node[key] = attr[key]; + } + } + if (attr.size !== undefined) { + MEMFS.resizeFileStorage(node, attr.size); + } + }, + lookup(parent, name) { + throw MEMFS.doesNotExistError; + }, + mknod(parent, name, mode, dev) { + return MEMFS.createNode(parent, name, mode, dev); + }, + rename(old_node, new_dir, new_name) { + var new_node; + try { + new_node = FS.lookupNode(new_dir, new_name); + } catch (e) {} + if (new_node) { + if (FS.isDir(old_node.mode)) { + // if we're overwriting a directory at new_name, make sure it's empty. + for (var i in new_node.contents) { + throw new FS.ErrnoError(55); + } + } + FS.hashRemoveNode(new_node); + } + // do the internal rewiring + delete old_node.parent.contents[old_node.name]; + new_dir.contents[new_name] = old_node; + old_node.name = new_name; + new_dir.ctime = + new_dir.mtime = + old_node.parent.ctime = + old_node.parent.mtime = + Date.now(); + }, + unlink(parent, name) { + delete parent.contents[name]; + parent.ctime = parent.mtime = Date.now(); + }, + rmdir(parent, name) { + var node = FS.lookupNode(parent, name); + for (var i in node.contents) { + throw new FS.ErrnoError(55); + } + delete parent.contents[name]; + parent.ctime = parent.mtime = Date.now(); + }, + readdir(node) { + return ['.', '..', ...Object.keys(node.contents)]; + }, + symlink(parent, newname, oldpath) { + var node = MEMFS.createNode(parent, newname, 511 | 40960, 0); + node.link = oldpath; + return node; + }, + readlink(node) { + if (!FS.isLink(node.mode)) { + throw new FS.ErrnoError(28); + } + return node.link; + }, + }, + stream_ops: { + read(stream, buffer, offset, length, position) { + var contents = stream.node.contents; + if (position >= stream.node.usedBytes) return 0; + var size = Math.min(stream.node.usedBytes - position, length); + if (size > 8 && contents.subarray) { + // non-trivial, and typed array + buffer.set( + contents.subarray(position, position + size), + offset + ); + } else { + for (var i = 0; i < size; i++) + buffer[offset + i] = contents[position + i]; + } + return size; + }, + write(stream, buffer, offset, length, position, canOwn) { + // If the buffer is located in main memory (HEAP), and if + // memory can grow, we can't hold on to references of the + // memory buffer, as they may get invalidated. That means we + // need to do copy its contents. + if (buffer.buffer === HEAP8.buffer) { + canOwn = false; + } + if (!length) return 0; + var node = stream.node; + node.mtime = node.ctime = Date.now(); + if ( + buffer.subarray && + (!node.contents || node.contents.subarray) + ) { + // This write is from a typed array to a typed array? + if (canOwn) { + node.contents = buffer.subarray( + offset, + offset + length + ); + node.usedBytes = length; + return length; + } else if (node.usedBytes === 0 && position === 0) { + // If this is a simple first write to an empty file, do a fast set since we don't need to care about old data. + node.contents = buffer.slice(offset, offset + length); + node.usedBytes = length; + return length; + } else if (position + length <= node.usedBytes) { + // Writing to an already allocated and used subrange of the file? + node.contents.set( + buffer.subarray(offset, offset + length), + position + ); + return length; + } + } + // Appending to an existing file and we need to reallocate, or source data did not come as a typed array. + MEMFS.expandFileStorage(node, position + length); + if (node.contents.subarray && buffer.subarray) { + // Use typed array write which is available. + node.contents.set( + buffer.subarray(offset, offset + length), + position + ); + } else { + for (var i = 0; i < length; i++) { + node.contents[position + i] = buffer[offset + i]; + } + } + node.usedBytes = Math.max(node.usedBytes, position + length); + return length; + }, + llseek(stream, offset, whence) { + var position = offset; + if (whence === 1) { + position += stream.position; + } else if (whence === 2) { + if (FS.isFile(stream.node.mode)) { + position += stream.node.usedBytes; + } + } + if (position < 0) { + throw new FS.ErrnoError(28); + } + return position; + }, + allocate(stream, offset, length) { + MEMFS.expandFileStorage(stream.node, offset + length); + stream.node.usedBytes = Math.max( + stream.node.usedBytes, + offset + length + ); + }, + mmap(stream, length, position, prot, flags) { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + var ptr; + var allocated; + var contents = stream.node.contents; + // Only make a new copy when MAP_PRIVATE is specified. + if ( + !(flags & 2) && + contents && + contents.buffer === HEAP8.buffer + ) { + // We can't emulate MAP_SHARED when the file is not backed by the + // buffer we're mapping to (e.g. the HEAP buffer). + allocated = false; + ptr = contents.byteOffset; + } else { + allocated = true; + ptr = mmapAlloc(length); + if (!ptr) { + throw new FS.ErrnoError(48); + } + if (contents) { + // Try to avoid unnecessary slices. + if ( + position > 0 || + position + length < contents.length + ) { + if (contents.subarray) { + contents = contents.subarray( + position, + position + length + ); + } else { + contents = Array.prototype.slice.call( + contents, + position, + position + length + ); + } + } + HEAP8.set(contents, ptr); + } + } + return { + ptr, + allocated, + }; + }, + msync(stream, buffer, offset, length, mmapFlags) { + MEMFS.stream_ops.write( + stream, + buffer, + 0, + length, + offset, + false + ); + // should we check if bytesWritten and length are the same? + return 0; + }, + }, + }; + + var asyncLoad = async (url) => { + var arrayBuffer = await readAsync(url); + return new Uint8Array(arrayBuffer); + }; + + asyncLoad.isAsync = true; + + var FS_createDataFile = ( + parent, + name, + fileData, + canRead, + canWrite, + canOwn + ) => { + FS.createDataFile(parent, name, fileData, canRead, canWrite, canOwn); + }; + + var preloadPlugins = Module['preloadPlugins'] || []; + + var FS_handledByPreloadPlugin = (byteArray, fullname, finish, onerror) => { + // Ensure plugins are ready. + if (typeof Browser != 'undefined') Browser.init(); + var handled = false; + preloadPlugins.forEach((plugin) => { + if (handled) return; + if (plugin['canHandle'](fullname)) { + plugin['handle'](byteArray, fullname, finish, onerror); + handled = true; + } + }); + return handled; + }; + + var FS_createPreloadedFile = ( + parent, + name, + url, + canRead, + canWrite, + onload, + onerror, + dontCreateFile, + canOwn, + preFinish + ) => { + // TODO we should allow people to just pass in a complete filename instead + // of parent and name being that we just join them anyways + var fullname = name + ? PATH_FS.resolve(PATH.join2(parent, name)) + : parent; + var dep = getUniqueRunDependency(`cp ${fullname}`); + // might have several active requests for the same fullname + function processData(byteArray) { + function finish(byteArray) { + preFinish?.(); + if (!dontCreateFile) { + FS_createDataFile( + parent, + name, + byteArray, + canRead, + canWrite, + canOwn + ); + } + onload?.(); + removeRunDependency(dep); + } + if ( + FS_handledByPreloadPlugin(byteArray, fullname, finish, () => { + onerror?.(); + removeRunDependency(dep); + }) + ) { + return; + } + finish(byteArray); + } + addRunDependency(dep); + if (typeof url == 'string') { + asyncLoad(url).then(processData, onerror); + } else { + processData(url); + } + }; + + var FS_modeStringToFlags = (str) => { + var flagModes = { + r: 0, + 'r+': 2, + w: 512 | 64 | 1, + 'w+': 512 | 64 | 2, + a: 1024 | 64 | 1, + 'a+': 1024 | 64 | 2, + }; + var flags = flagModes[str]; + if (typeof flags == 'undefined') { + throw new Error(`Unknown file open mode: ${str}`); + } + return flags; + }; + + var FS_getMode = (canRead, canWrite) => { + var mode = 0; + if (canRead) mode |= 292 | 73; + if (canWrite) mode |= 146; + return mode; + }; + + var ERRNO_CODES = { + EPERM: 63, + ENOENT: 44, + ESRCH: 71, + EINTR: 27, + EIO: 29, + ENXIO: 60, + E2BIG: 1, + ENOEXEC: 45, + EBADF: 8, + ECHILD: 12, + EAGAIN: 6, + EWOULDBLOCK: 6, + ENOMEM: 48, + EACCES: 2, + EFAULT: 21, + ENOTBLK: 105, + EBUSY: 10, + EEXIST: 20, + EXDEV: 75, + ENODEV: 43, + ENOTDIR: 54, + EISDIR: 31, + EINVAL: 28, + ENFILE: 41, + EMFILE: 33, + ENOTTY: 59, + ETXTBSY: 74, + EFBIG: 22, + ENOSPC: 51, + ESPIPE: 70, + EROFS: 69, + EMLINK: 34, + EPIPE: 64, + EDOM: 18, + ERANGE: 68, + ENOMSG: 49, + EIDRM: 24, + ECHRNG: 106, + EL2NSYNC: 156, + EL3HLT: 107, + EL3RST: 108, + ELNRNG: 109, + EUNATCH: 110, + ENOCSI: 111, + EL2HLT: 112, + EDEADLK: 16, + ENOLCK: 46, + EBADE: 113, + EBADR: 114, + EXFULL: 115, + ENOANO: 104, + EBADRQC: 103, + EBADSLT: 102, + EDEADLOCK: 16, + EBFONT: 101, + ENOSTR: 100, + ENODATA: 116, + ETIME: 117, + ENOSR: 118, + ENONET: 119, + ENOPKG: 120, + EREMOTE: 121, + ENOLINK: 47, + EADV: 122, + ESRMNT: 123, + ECOMM: 124, + EPROTO: 65, + EMULTIHOP: 36, + EDOTDOT: 125, + EBADMSG: 9, + ENOTUNIQ: 126, + EBADFD: 127, + EREMCHG: 128, + ELIBACC: 129, + ELIBBAD: 130, + ELIBSCN: 131, + ELIBMAX: 132, + ELIBEXEC: 133, + ENOSYS: 52, + ENOTEMPTY: 55, + ENAMETOOLONG: 37, + ELOOP: 32, + EOPNOTSUPP: 138, + EPFNOSUPPORT: 139, + ECONNRESET: 15, + ENOBUFS: 42, + EAFNOSUPPORT: 5, + EPROTOTYPE: 67, + ENOTSOCK: 57, + ENOPROTOOPT: 50, + ESHUTDOWN: 140, + ECONNREFUSED: 14, + EADDRINUSE: 3, + ECONNABORTED: 13, + ENETUNREACH: 40, + ENETDOWN: 38, + ETIMEDOUT: 73, + EHOSTDOWN: 142, + EHOSTUNREACH: 23, + EINPROGRESS: 26, + EALREADY: 7, + EDESTADDRREQ: 17, + EMSGSIZE: 35, + EPROTONOSUPPORT: 66, + ESOCKTNOSUPPORT: 137, + EADDRNOTAVAIL: 4, + ENETRESET: 39, + EISCONN: 30, + ENOTCONN: 53, + ETOOMANYREFS: 141, + EUSERS: 136, + EDQUOT: 19, + ESTALE: 72, + ENOTSUP: 138, + ENOMEDIUM: 148, + EILSEQ: 25, + EOVERFLOW: 61, + ECANCELED: 11, + ENOTRECOVERABLE: 56, + EOWNERDEAD: 62, + ESTRPIPE: 135, + }; + + var NODEFS = { + isWindows: false, + staticInit() { + NODEFS.isWindows = !!process.platform.match(/^win/); + var flags = process.binding('constants'); + // Node.js 4 compatibility: it has no namespaces for constants + if (flags['fs']) { + flags = flags['fs']; + } + NODEFS.flagsForNodeMap = { + 1024: flags['O_APPEND'], + 64: flags['O_CREAT'], + 128: flags['O_EXCL'], + 256: flags['O_NOCTTY'], + 0: flags['O_RDONLY'], + 2: flags['O_RDWR'], + 4096: flags['O_SYNC'], + 512: flags['O_TRUNC'], + 1: flags['O_WRONLY'], + 131072: flags['O_NOFOLLOW'], + }; + }, + convertNodeCode(e) { + var code = e.code; + return ERRNO_CODES[code]; + }, + tryFSOperation(f) { + try { + return f(); + } catch (e) { + if (!e.code) throw e; + // node under windows can return code 'UNKNOWN' here: + // https://github.com/emscripten-core/emscripten/issues/15468 + if (e.code === 'UNKNOWN') throw new FS.ErrnoError(28); + throw new FS.ErrnoError(NODEFS.convertNodeCode(e)); + } + }, + mount(mount) { + return NODEFS.createNode( + null, + '/', + NODEFS.getMode(mount.opts.root), + 0 + ); + }, + createNode(parent, name, mode, dev) { + if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { + throw new FS.ErrnoError(28); + } + var node = FS.createNode(parent, name, mode); + node.node_ops = NODEFS.node_ops; + node.stream_ops = NODEFS.stream_ops; + return node; + }, + getMode(path) { + return NODEFS.tryFSOperation(() => { + var mode = fs.lstatSync(path).mode; + if (NODEFS.isWindows) { + // Windows does not report the 'x' permission bit, so propagate read + // bits to execute bits. + mode |= (mode & 292) >> 2; + } + return mode; + }); + }, + realPath(node) { + var parts = []; + while (node.parent !== node) { + parts.push(node.name); + node = node.parent; + } + parts.push(node.mount.opts.root); + parts.reverse(); + return PATH.join(...parts); + }, + flagsForNode(flags) { + flags &= ~2097152; + // Ignore this flag from musl, otherwise node.js fails to open the file. + flags &= ~2048; + // Ignore this flag from musl, otherwise node.js fails to open the file. + flags &= ~32768; + // Ignore this flag from musl, otherwise node.js fails to open the file. + flags &= ~524288; + // Some applications may pass it; it makes no sense for a single process. + flags &= ~65536; + // Node.js doesn't need this passed in, it errors. + var newFlags = 0; + for (var k in NODEFS.flagsForNodeMap) { + if (flags & k) { + newFlags |= NODEFS.flagsForNodeMap[k]; + flags ^= k; + } + } + if (flags) { + throw new FS.ErrnoError(28); + } + return newFlags; + }, + node_ops: { + getattr(node) { + var path = NODEFS.realPath(node); + var stat; + NODEFS.tryFSOperation(() => (stat = fs.lstatSync(path))); + if (NODEFS.isWindows) { + // node.js v0.10.20 doesn't report blksize and blocks on Windows. Fake + // them with default blksize of 4096. + // See http://support.microsoft.com/kb/140365 + if (!stat.blksize) { + stat.blksize = 4096; + } + if (!stat.blocks) { + stat.blocks = + ((stat.size + stat.blksize - 1) / stat.blksize) | 0; + } + // Windows does not report the 'x' permission bit, so propagate read + // bits to execute bits. + stat.mode |= (stat.mode & 292) >> 2; + } + return { + dev: stat.dev, + ino: stat.ino, + mode: stat.mode, + nlink: stat.nlink, + uid: stat.uid, + gid: stat.gid, + rdev: stat.rdev, + size: stat.size, + atime: stat.atime, + mtime: stat.mtime, + ctime: stat.ctime, + blksize: stat.blksize, + blocks: stat.blocks, + }; + }, + setattr(node, attr) { + var path = NODEFS.realPath(node); + NODEFS.tryFSOperation(() => { + if (attr.mode !== undefined) { + var mode = attr.mode; + if (NODEFS.isWindows) { + // Windows only supports S_IREAD / S_IWRITE (S_IRUSR / S_IWUSR) + // https://learn.microsoft.com/en-us/cpp/c-runtime-library/reference/chmod-wchmod + mode &= 384; + } + fs.chmodSync(path, mode); + // update the common node structure mode as well + node.mode = attr.mode; + } + if (attr.atime || attr.mtime) { + var atime = attr.atime && new Date(attr.atime); + var mtime = attr.mtime && new Date(attr.mtime); + fs.utimesSync(path, atime, mtime); + } + if (attr.size !== undefined) { + fs.truncateSync(path, attr.size); + } + }); + }, + lookup(parent, name) { + var path = PATH.join2(NODEFS.realPath(parent), name); + var mode = NODEFS.getMode(path); + return NODEFS.createNode(parent, name, mode); + }, + mknod(parent, name, mode, dev) { + var node = NODEFS.createNode(parent, name, mode, dev); + // create the backing node for this in the fs root as well + var path = NODEFS.realPath(node); + NODEFS.tryFSOperation(() => { + if (FS.isDir(node.mode)) { + fs.mkdirSync(path, node.mode); + } else { + fs.writeFileSync(path, '', { + mode: node.mode, + }); + } + }); + return node; + }, + rename(oldNode, newDir, newName) { + var oldPath = NODEFS.realPath(oldNode); + var newPath = PATH.join2(NODEFS.realPath(newDir), newName); + try { + FS.unlink(newPath); + } catch (e) {} + NODEFS.tryFSOperation(() => fs.renameSync(oldPath, newPath)); + oldNode.name = newName; + }, + unlink(parent, name) { + var path = PATH.join2(NODEFS.realPath(parent), name); + NODEFS.tryFSOperation(() => fs.unlinkSync(path)); + }, + rmdir(parent, name) { + var path = PATH.join2(NODEFS.realPath(parent), name); + NODEFS.tryFSOperation(() => fs.rmdirSync(path)); + }, + readdir(node) { + var path = NODEFS.realPath(node); + return NODEFS.tryFSOperation(() => fs.readdirSync(path)); + }, + symlink(parent, newName, oldPath) { + var newPath = PATH.join2(NODEFS.realPath(parent), newName); + NODEFS.tryFSOperation(() => fs.symlinkSync(oldPath, newPath)); + }, + readlink(node) { + var path = NODEFS.realPath(node); + return NODEFS.tryFSOperation(() => fs.readlinkSync(path)); + }, + statfs(path) { + var stats = NODEFS.tryFSOperation(() => fs.statfsSync(path)); + // Node.js doesn't provide frsize (fragment size). Set it to bsize (block size) + // as they're often the same in many file systems. May not be accurate for all. + stats.frsize = stats.bsize; + return stats; + }, + }, + stream_ops: { + open(stream) { + var path = NODEFS.realPath(stream.node); + NODEFS.tryFSOperation(() => { + if (FS.isFile(stream.node.mode)) { + stream.shared.refcount = 1; + stream.nfd = fs.openSync( + path, + NODEFS.flagsForNode(stream.flags) + ); + } + }); + }, + close(stream) { + NODEFS.tryFSOperation(() => { + if ( + FS.isFile(stream.node.mode) && + stream.nfd && + --stream.shared.refcount === 0 + ) { + fs.closeSync(stream.nfd); + } + }); + }, + dup(stream) { + stream.shared.refcount++; + }, + read(stream, buffer, offset, length, position) { + // Node.js < 6 compatibility: node errors on 0 length reads + if (length === 0) return 0; + return NODEFS.tryFSOperation(() => + fs.readSync( + stream.nfd, + new Int8Array(buffer.buffer, offset, length), + 0, + length, + position + ) + ); + }, + write(stream, buffer, offset, length, position) { + return NODEFS.tryFSOperation(() => + fs.writeSync( + stream.nfd, + new Int8Array(buffer.buffer, offset, length), + 0, + length, + position + ) + ); + }, + llseek(stream, offset, whence) { + var position = offset; + if (whence === 1) { + position += stream.position; + } else if (whence === 2) { + if (FS.isFile(stream.node.mode)) { + NODEFS.tryFSOperation(() => { + var stat = fs.fstatSync(stream.nfd); + position += stat.size; + }); + } + } + if (position < 0) { + throw new FS.ErrnoError(28); + } + return position; + }, + mmap(stream, length, position, prot, flags) { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + var ptr = mmapAlloc(length); + NODEFS.stream_ops.read(stream, HEAP8, ptr, length, position); + return { + ptr, + allocated: true, + }; + }, + msync(stream, buffer, offset, length, mmapFlags) { + NODEFS.stream_ops.write( + stream, + buffer, + 0, + length, + offset, + false + ); + // should we check if bytesWritten and length are the same? + return 0; + }, + }, + }; + + var PROXYFS = { + mount(mount) { + return PROXYFS.createNode( + null, + '/', + mount.opts.fs.lstat(mount.opts.root).mode, + 0 + ); + }, + createNode(parent, name, mode, dev) { + if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { + throw new FS.ErrnoError(ERRNO_CODES.EINVAL); + } + var node = FS.createNode(parent, name, mode); + node.node_ops = PROXYFS.node_ops; + node.stream_ops = PROXYFS.stream_ops; + return node; + }, + realPath(node) { + var parts = []; + while (node.parent !== node) { + parts.push(node.name); + node = node.parent; + } + parts.push(node.mount.opts.root); + parts.reverse(); + return PATH.join(...parts); + }, + node_ops: { + getattr(node) { + var path = PROXYFS.realPath(node); + var stat; + try { + stat = node.mount.opts.fs.lstat(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + return { + dev: stat.dev, + ino: stat.ino, + mode: stat.mode, + nlink: stat.nlink, + uid: stat.uid, + gid: stat.gid, + rdev: stat.rdev, + size: stat.size, + atime: stat.atime, + mtime: stat.mtime, + ctime: stat.ctime, + blksize: stat.blksize, + blocks: stat.blocks, + }; + }, + setattr(node, attr) { + var path = PROXYFS.realPath(node); + try { + if (attr.mode !== undefined) { + node.mount.opts.fs.chmod(path, attr.mode); + // update the common node structure mode as well + node.mode = attr.mode; + } + if (attr.atime || attr.mtime) { + var atime = new Date(attr.atime || attr.mtime); + var mtime = new Date(attr.mtime || attr.atime); + node.mount.opts.fs.utime(path, atime, mtime); + } + if (attr.size !== undefined) { + node.mount.opts.fs.truncate(path, attr.size); + } + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + lookup(parent, name) { + try { + var path = PATH.join2(PROXYFS.realPath(parent), name); + var mode = parent.mount.opts.fs.lstat(path).mode; + var node = PROXYFS.createNode(parent, name, mode); + return node; + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + mknod(parent, name, mode, dev) { + var node = PROXYFS.createNode(parent, name, mode, dev); + // create the backing node for this in the fs root as well + var path = PROXYFS.realPath(node); + try { + if (FS.isDir(node.mode)) { + node.mount.opts.fs.mkdir(path, node.mode); + } else { + node.mount.opts.fs.writeFile(path, '', { + mode: node.mode, + }); + } + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + return node; + }, + rename(oldNode, newDir, newName) { + var oldPath = PROXYFS.realPath(oldNode); + var newPath = PATH.join2(PROXYFS.realPath(newDir), newName); + try { + oldNode.mount.opts.fs.rename(oldPath, newPath); + oldNode.name = newName; + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + unlink(parent, name) { + var path = PATH.join2(PROXYFS.realPath(parent), name); + try { + parent.mount.opts.fs.unlink(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + rmdir(parent, name) { + var path = PATH.join2(PROXYFS.realPath(parent), name); + try { + parent.mount.opts.fs.rmdir(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + readdir(node) { + var path = PROXYFS.realPath(node); + try { + return node.mount.opts.fs.readdir(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + symlink(parent, newName, oldPath) { + var newPath = PATH.join2(PROXYFS.realPath(parent), newName); + try { + parent.mount.opts.fs.symlink(oldPath, newPath); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + readlink(node) { + var path = PROXYFS.realPath(node); + try { + return node.mount.opts.fs.readlink(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + }, + stream_ops: { + open(stream) { + var path = PROXYFS.realPath(stream.node); + try { + stream.nfd = stream.node.mount.opts.fs.open( + path, + stream.flags + ); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + close(stream) { + try { + stream.node.mount.opts.fs.close(stream.nfd); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + read(stream, buffer, offset, length, position) { + try { + return stream.node.mount.opts.fs.read( + stream.nfd, + buffer, + offset, + length, + position + ); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + write(stream, buffer, offset, length, position) { + try { + return stream.node.mount.opts.fs.write( + stream.nfd, + buffer, + offset, + length, + position + ); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + llseek(stream, offset, whence) { + var position = offset; + if (whence === 1) { + position += stream.position; + } else if (whence === 2) { + if (FS.isFile(stream.node.mode)) { + try { + var stat = stream.node.node_ops.getattr( + stream.node + ); + position += stat.size; + } catch (e) { + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + } + } + if (position < 0) { + throw new FS.ErrnoError(ERRNO_CODES.EINVAL); + } + return position; + }, + }, + }; + + var FS = { + root: null, + mounts: [], + devices: {}, + streams: [], + nextInode: 1, + nameTable: null, + currentPath: '/', + initialized: false, + ignorePermissions: true, + ErrnoError: class { + name = 'ErrnoError'; + // We set the `name` property to be able to identify `FS.ErrnoError` + // - the `name` is a standard ECMA-262 property of error objects. Kind of good to have it anyway. + // - when using PROXYFS, an error can come from an underlying FS + // as different FS objects have their own FS.ErrnoError each, + // the test `err instanceof FS.ErrnoError` won't detect an error coming from another filesystem, causing bugs. + // we'll use the reliable test `err.name == "ErrnoError"` instead + constructor(errno) { + this.errno = errno; + } + }, + filesystems: null, + syncFSRequests: 0, + readFiles: {}, + FSStream: class { + shared = {}; + get object() { + return this.node; + } + set object(val) { + this.node = val; + } + get isRead() { + return (this.flags & 2097155) !== 1; + } + get isWrite() { + return (this.flags & 2097155) !== 0; + } + get isAppend() { + return this.flags & 1024; + } + get flags() { + return this.shared.flags; + } + set flags(val) { + this.shared.flags = val; + } + get position() { + return this.shared.position; + } + set position(val) { + this.shared.position = val; + } + }, + FSNode: class { + node_ops = {}; + stream_ops = {}; + readMode = 292 | 73; + writeMode = 146; + mounted = null; + constructor(parent, name, mode, rdev) { + if (!parent) { + parent = this; + } + // root node sets parent to itself + this.parent = parent; + this.mount = parent.mount; + this.id = FS.nextInode++; + this.name = name; + this.mode = mode; + this.rdev = rdev; + this.atime = this.mtime = this.ctime = Date.now(); + } + get read() { + return (this.mode & this.readMode) === this.readMode; + } + set read(val) { + val + ? (this.mode |= this.readMode) + : (this.mode &= ~this.readMode); + } + get write() { + return (this.mode & this.writeMode) === this.writeMode; + } + set write(val) { + val + ? (this.mode |= this.writeMode) + : (this.mode &= ~this.writeMode); + } + get isFolder() { + return FS.isDir(this.mode); + } + get isDevice() { + return FS.isChrdev(this.mode); + } + }, + lookupPath(path, opts = {}) { + if (!path) + return { + path: '', + node: null, + }; + opts.follow_mount ??= true; + if (!PATH.isAbs(path)) { + path = FS.cwd() + '/' + path; + } + // limit max consecutive symlinks to 40 (SYMLOOP_MAX). + linkloop: for (var nlinks = 0; nlinks < 40; nlinks++) { + // split the absolute path + var parts = path.split('/').filter((p) => !!p && p !== '.'); + // start at the root + var current = FS.root; + var current_path = '/'; + for (var i = 0; i < parts.length; i++) { + var islast = i === parts.length - 1; + if (islast && opts.parent) { + // stop resolving + break; + } + if (parts[i] === '..') { + current_path = PATH.dirname(current_path); + current = current.parent; + continue; + } + current_path = PATH.join2(current_path, parts[i]); + try { + current = FS.lookupNode(current, parts[i]); + } catch (e) { + // if noent_okay is true, suppress a ENOENT in the last component + // and return an object with an undefined node. This is needed for + // resolving symlinks in the path when creating a file. + if (e?.errno === 44 && islast && opts.noent_okay) { + return { + path: current_path, + }; + } + throw e; + } + // jump to the mount's root node if this is a mountpoint + if ( + FS.isMountpoint(current) && + (!islast || opts.follow_mount) + ) { + current = current.mounted.root; + } + // by default, lookupPath will not follow a symlink if it is the final path component. + // setting opts.follow = true will override this behavior. + if (FS.isLink(current.mode) && (!islast || opts.follow)) { + if (!current.node_ops.readlink) { + throw new FS.ErrnoError(52); + } + var link = current.node_ops.readlink(current); + if (!PATH.isAbs(link)) { + link = PATH.dirname(current_path) + '/' + link; + } + path = link + '/' + parts.slice(i + 1).join('/'); + continue linkloop; + } + } + return { + path: current_path, + node: current, + }; + } + throw new FS.ErrnoError(32); + }, + getPath(node) { + var path; + while (true) { + if (FS.isRoot(node)) { + var mount = node.mount.mountpoint; + if (!path) return mount; + return mount[mount.length - 1] !== '/' + ? `${mount}/${path}` + : mount + path; + } + path = path ? `${node.name}/${path}` : node.name; + node = node.parent; + } + }, + hashName(parentid, name) { + var hash = 0; + for (var i = 0; i < name.length; i++) { + hash = ((hash << 5) - hash + name.charCodeAt(i)) | 0; + } + return ((parentid + hash) >>> 0) % FS.nameTable.length; + }, + hashAddNode(node) { + var hash = FS.hashName(node.parent.id, node.name); + node.name_next = FS.nameTable[hash]; + FS.nameTable[hash] = node; + }, + hashRemoveNode(node) { + var hash = FS.hashName(node.parent.id, node.name); + if (FS.nameTable[hash] === node) { + FS.nameTable[hash] = node.name_next; + } else { + var current = FS.nameTable[hash]; + while (current) { + if (current.name_next === node) { + current.name_next = node.name_next; + break; + } + current = current.name_next; + } + } + }, + lookupNode(parent, name) { + var errCode = FS.mayLookup(parent); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + var hash = FS.hashName(parent.id, name); + for (var node = FS.nameTable[hash]; node; node = node.name_next) { + var nodeName = node.name; + if (node.parent.id === parent.id && nodeName === name) { + return node; + } + } + // if we failed to find it in the cache, call into the VFS + return FS.lookup(parent, name); + }, + createNode(parent, name, mode, rdev) { + var node = new FS.FSNode(parent, name, mode, rdev); + FS.hashAddNode(node); + return node; + }, + destroyNode(node) { + FS.hashRemoveNode(node); + }, + isRoot(node) { + return node === node.parent; + }, + isMountpoint(node) { + return !!node.mounted; + }, + isFile(mode) { + return (mode & 61440) === 32768; + }, + isDir(mode) { + return (mode & 61440) === 16384; + }, + isLink(mode) { + return (mode & 61440) === 40960; + }, + isChrdev(mode) { + return (mode & 61440) === 8192; + }, + isBlkdev(mode) { + return (mode & 61440) === 24576; + }, + isFIFO(mode) { + return (mode & 61440) === 4096; + }, + isSocket(mode) { + return (mode & 49152) === 49152; + }, + flagsToPermissionString(flag) { + var perms = ['r', 'w', 'rw'][flag & 3]; + if (flag & 512) { + perms += 'w'; + } + return perms; + }, + nodePermissions(node, perms) { + if (FS.ignorePermissions) { + return 0; + } + // return 0 if any user, group or owner bits are set. + if (perms.includes('r') && !(node.mode & 292)) { + return 2; + } else if (perms.includes('w') && !(node.mode & 146)) { + return 2; + } else if (perms.includes('x') && !(node.mode & 73)) { + return 2; + } + return 0; + }, + mayLookup(dir) { + if (!FS.isDir(dir.mode)) return 54; + var errCode = FS.nodePermissions(dir, 'x'); + if (errCode) return errCode; + if (!dir.node_ops.lookup) return 2; + return 0; + }, + mayCreate(dir, name) { + if (!FS.isDir(dir.mode)) { + return 54; + } + try { + var node = FS.lookupNode(dir, name); + return 20; + } catch (e) {} + return FS.nodePermissions(dir, 'wx'); + }, + mayDelete(dir, name, isdir) { + var node; + try { + node = FS.lookupNode(dir, name); + } catch (e) { + return e.errno; + } + var errCode = FS.nodePermissions(dir, 'wx'); + if (errCode) { + return errCode; + } + if (isdir) { + if (!FS.isDir(node.mode)) { + return 54; + } + if (FS.isRoot(node) || FS.getPath(node) === FS.cwd()) { + return 10; + } + } else { + if (FS.isDir(node.mode)) { + return 31; + } + } + return 0; + }, + mayOpen(node, flags) { + if (!node) { + return 44; + } + if (FS.isLink(node.mode)) { + return 32; + } else if (FS.isDir(node.mode)) { + if ( + FS.flagsToPermissionString(flags) !== 'r' || // opening for write + flags & 512 + ) { + // TODO: check for O_SEARCH? (== search for dir only) + return 31; + } + } + return FS.nodePermissions(node, FS.flagsToPermissionString(flags)); + }, + MAX_OPEN_FDS: 4096, + nextfd() { + for (var fd = 0; fd <= FS.MAX_OPEN_FDS; fd++) { + if (!FS.streams[fd]) { + return fd; + } + } + throw new FS.ErrnoError(33); + }, + getStreamChecked(fd) { + var stream = FS.getStream(fd); + if (!stream) { + throw new FS.ErrnoError(8); + } + return stream; + }, + getStream: (fd) => FS.streams[fd], + createStream(stream, fd = -1) { + // clone it, so we can return an instance of FSStream + stream = Object.assign(new FS.FSStream(), stream); + if (fd == -1) { + fd = FS.nextfd(); + } + stream.fd = fd; + FS.streams[fd] = stream; + return stream; + }, + closeStream(fd) { + FS.streams[fd] = null; + }, + dupStream(origStream, fd = -1) { + var stream = FS.createStream(origStream, fd); + stream.stream_ops?.dup?.(stream); + return stream; + }, + chrdev_stream_ops: { + open(stream) { + var device = FS.getDevice(stream.node.rdev); + // override node's stream ops with the device's + stream.stream_ops = device.stream_ops; + // forward the open call + stream.stream_ops.open?.(stream); + }, + llseek() { + throw new FS.ErrnoError(70); + }, + }, + major: (dev) => dev >> 8, + minor: (dev) => dev & 255, + makedev: (ma, mi) => (ma << 8) | mi, + registerDevice(dev, ops) { + FS.devices[dev] = { + stream_ops: ops, + }; + }, + getDevice: (dev) => FS.devices[dev], + getMounts(mount) { + var mounts = []; + var check = [mount]; + while (check.length) { + var m = check.pop(); + mounts.push(m); + check.push(...m.mounts); + } + return mounts; + }, + syncfs(populate, callback) { + if (typeof populate == 'function') { + callback = populate; + populate = false; + } + FS.syncFSRequests++; + if (FS.syncFSRequests > 1) { + err( + `warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work` + ); + } + var mounts = FS.getMounts(FS.root.mount); + var completed = 0; + function doCallback(errCode) { + FS.syncFSRequests--; + return callback(errCode); + } + function done(errCode) { + if (errCode) { + if (!done.errored) { + done.errored = true; + return doCallback(errCode); + } + return; + } + if (++completed >= mounts.length) { + doCallback(null); + } + } + // sync all mounts + mounts.forEach((mount) => { + if (!mount.type.syncfs) { + return done(null); + } + mount.type.syncfs(mount, populate, done); + }); + }, + mount(type, opts, mountpoint) { + var root = mountpoint === '/'; + var pseudo = !mountpoint; + var node; + if (root && FS.root) { + throw new FS.ErrnoError(10); + } else if (!root && !pseudo) { + var lookup = FS.lookupPath(mountpoint, { + follow_mount: false, + }); + mountpoint = lookup.path; + // use the absolute path + node = lookup.node; + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + if (!FS.isDir(node.mode)) { + throw new FS.ErrnoError(54); + } + } + var mount = { + type, + opts, + mountpoint, + mounts: [], + }; + // create a root node for the fs + var mountRoot = type.mount(mount); + mountRoot.mount = mount; + mount.root = mountRoot; + if (root) { + FS.root = mountRoot; + } else if (node) { + // set as a mountpoint + node.mounted = mount; + // add the new mount to the current mount's children + if (node.mount) { + node.mount.mounts.push(mount); + } + } + return mountRoot; + }, + unmount(mountpoint) { + var lookup = FS.lookupPath(mountpoint, { + follow_mount: false, + }); + if (!FS.isMountpoint(lookup.node)) { + throw new FS.ErrnoError(28); + } + // destroy the nodes for this mount, and all its child mounts + var node = lookup.node; + var mount = node.mounted; + var mounts = FS.getMounts(mount); + Object.keys(FS.nameTable).forEach((hash) => { + var current = FS.nameTable[hash]; + while (current) { + var next = current.name_next; + if (mounts.includes(current.mount)) { + FS.destroyNode(current); + } + current = next; + } + }); + // no longer a mountpoint + node.mounted = null; + // remove this mount from the child mounts + var idx = node.mount.mounts.indexOf(mount); + node.mount.mounts.splice(idx, 1); + }, + lookup(parent, name) { + return parent.node_ops.lookup(parent, name); + }, + mknod(path, mode, dev) { + var lookup = FS.lookupPath(path, { + parent: true, + }); + var parent = lookup.node; + var name = PATH.basename(path); + if (!name || name === '.' || name === '..') { + throw new FS.ErrnoError(28); + } + var errCode = FS.mayCreate(parent, name); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.mknod) { + throw new FS.ErrnoError(63); + } + return parent.node_ops.mknod(parent, name, mode, dev); + }, + statfs(path) { + // NOTE: None of the defaults here are true. We're just returning safe and + // sane values. + var rtn = { + bsize: 4096, + frsize: 4096, + blocks: 1e6, + bfree: 5e5, + bavail: 5e5, + files: FS.nextInode, + ffree: FS.nextInode - 1, + fsid: 42, + flags: 2, + namelen: 255, + }; + var parent = FS.lookupPath(path, { + follow: true, + }).node; + if (parent?.node_ops.statfs) { + Object.assign( + rtn, + parent.node_ops.statfs(parent.mount.opts.root) + ); + } + return rtn; + }, + create(path, mode = 438) { + mode &= 4095; + mode |= 32768; + return FS.mknod(path, mode, 0); + }, + mkdir(path, mode = 511) { + mode &= 511 | 512; + mode |= 16384; + return FS.mknod(path, mode, 0); + }, + mkdirTree(path, mode) { + var dirs = path.split('/'); + var d = ''; + for (var i = 0; i < dirs.length; ++i) { + if (!dirs[i]) continue; + d += '/' + dirs[i]; + try { + FS.mkdir(d, mode); + } catch (e) { + if (e.errno != 20) throw e; + } + } + }, + mkdev(path, mode, dev) { + if (typeof dev == 'undefined') { + dev = mode; + mode = 438; + } + mode |= 8192; + return FS.mknod(path, mode, dev); + }, + symlink(oldpath, newpath) { + if (!PATH_FS.resolve(oldpath)) { + throw new FS.ErrnoError(44); + } + var lookup = FS.lookupPath(newpath, { + parent: true, + }); + var parent = lookup.node; + if (!parent) { + throw new FS.ErrnoError(44); + } + var newname = PATH.basename(newpath); + var errCode = FS.mayCreate(parent, newname); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.symlink) { + throw new FS.ErrnoError(63); + } + return parent.node_ops.symlink(parent, newname, oldpath); + }, + rename(old_path, new_path) { + var old_dirname = PATH.dirname(old_path); + var new_dirname = PATH.dirname(new_path); + var old_name = PATH.basename(old_path); + var new_name = PATH.basename(new_path); + // parents must exist + var lookup, old_dir, new_dir; + // let the errors from non existent directories percolate up + lookup = FS.lookupPath(old_path, { + parent: true, + }); + old_dir = lookup.node; + lookup = FS.lookupPath(new_path, { + parent: true, + }); + new_dir = lookup.node; + if (!old_dir || !new_dir) throw new FS.ErrnoError(44); + // need to be part of the same mount + if (old_dir.mount !== new_dir.mount) { + throw new FS.ErrnoError(75); + } + // source must exist + var old_node = FS.lookupNode(old_dir, old_name); + // old path should not be an ancestor of the new path + var relative = PATH_FS.relative(old_path, new_dirname); + if (relative.charAt(0) !== '.') { + throw new FS.ErrnoError(28); + } + // new path should not be an ancestor of the old path + relative = PATH_FS.relative(new_path, old_dirname); + if (relative.charAt(0) !== '.') { + throw new FS.ErrnoError(55); + } + // see if the new path already exists + var new_node; + try { + new_node = FS.lookupNode(new_dir, new_name); + } catch (e) {} + // early out if nothing needs to change + if (old_node === new_node) { + return; + } + // we'll need to delete the old entry + var isdir = FS.isDir(old_node.mode); + var errCode = FS.mayDelete(old_dir, old_name, isdir); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + // need delete permissions if we'll be overwriting. + // need create permissions if new doesn't already exist. + errCode = new_node + ? FS.mayDelete(new_dir, new_name, isdir) + : FS.mayCreate(new_dir, new_name); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!old_dir.node_ops.rename) { + throw new FS.ErrnoError(63); + } + if ( + FS.isMountpoint(old_node) || + (new_node && FS.isMountpoint(new_node)) + ) { + throw new FS.ErrnoError(10); + } + // if we are going to change the parent, check write permissions + if (new_dir !== old_dir) { + errCode = FS.nodePermissions(old_dir, 'w'); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + } + // remove the node from the lookup hash + FS.hashRemoveNode(old_node); + // do the underlying fs rename + try { + old_dir.node_ops.rename(old_node, new_dir, new_name); + // update old node (we do this here to avoid each backend + // needing to) + old_node.parent = new_dir; + } catch (e) { + throw e; + } finally { + // add the node back to the hash (in case node_ops.rename + // changed its name) + FS.hashAddNode(old_node); + } + }, + rmdir(path) { + var lookup = FS.lookupPath(path, { + parent: true, + }); + var parent = lookup.node; + var name = PATH.basename(path); + var node = FS.lookupNode(parent, name); + var errCode = FS.mayDelete(parent, name, true); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.rmdir) { + throw new FS.ErrnoError(63); + } + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + parent.node_ops.rmdir(parent, name); + FS.destroyNode(node); + }, + readdir(path) { + var lookup = FS.lookupPath(path, { + follow: true, + }); + var node = lookup.node; + if (!node.node_ops.readdir) { + throw new FS.ErrnoError(54); + } + return node.node_ops.readdir(node); + }, + unlink(path) { + var lookup = FS.lookupPath(path, { + parent: true, + }); + var parent = lookup.node; + if (!parent) { + throw new FS.ErrnoError(44); + } + var name = PATH.basename(path); + var node = FS.lookupNode(parent, name); + var errCode = FS.mayDelete(parent, name, false); + if (errCode) { + // According to POSIX, we should map EISDIR to EPERM, but + // we instead do what Linux does (and we must, as we use + // the musl linux libc). + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.unlink) { + throw new FS.ErrnoError(63); + } + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + parent.node_ops.unlink(parent, name); + FS.destroyNode(node); + }, + readlink(path) { + var lookup = FS.lookupPath(path); + var link = lookup.node; + if (!link) { + throw new FS.ErrnoError(44); + } + if (!link.node_ops.readlink) { + throw new FS.ErrnoError(28); + } + return link.node_ops.readlink(link); + }, + stat(path, dontFollow) { + var lookup = FS.lookupPath(path, { + follow: !dontFollow, + }); + var node = lookup.node; + if (!node) { + throw new FS.ErrnoError(44); + } + if (!node.node_ops.getattr) { + throw new FS.ErrnoError(63); + } + return node.node_ops.getattr(node); + }, + lstat(path) { + return FS.stat(path, true); + }, + chmod(path, mode, dontFollow) { + var node; + if (typeof path == 'string') { + var lookup = FS.lookupPath(path, { + follow: !dontFollow, + }); + node = lookup.node; + } else { + node = path; + } + if (!node.node_ops.setattr) { + throw new FS.ErrnoError(63); + } + node.node_ops.setattr(node, { + mode: (mode & 4095) | (node.mode & ~4095), + ctime: Date.now(), + }); + }, + lchmod(path, mode) { + FS.chmod(path, mode, true); + }, + fchmod(fd, mode) { + var stream = FS.getStreamChecked(fd); + FS.chmod(stream.node, mode); + }, + chown(path, uid, gid, dontFollow) { + var node; + if (typeof path == 'string') { + var lookup = FS.lookupPath(path, { + follow: !dontFollow, + }); + node = lookup.node; + } else { + node = path; + } + if (!node.node_ops.setattr) { + throw new FS.ErrnoError(63); + } + node.node_ops.setattr(node, { + timestamp: Date.now(), + }); + }, + // we ignore the uid / gid for now + lchown(path, uid, gid) { + FS.chown(path, uid, gid, true); + }, + fchown(fd, uid, gid) { + var stream = FS.getStreamChecked(fd); + FS.chown(stream.node, uid, gid); + }, + truncate(path, len) { + if (len < 0) { + throw new FS.ErrnoError(28); + } + var node; + if (typeof path == 'string') { + var lookup = FS.lookupPath(path, { + follow: true, + }); + node = lookup.node; + } else { + node = path; + } + if (!node.node_ops.setattr) { + throw new FS.ErrnoError(63); + } + if (FS.isDir(node.mode)) { + throw new FS.ErrnoError(31); + } + if (!FS.isFile(node.mode)) { + throw new FS.ErrnoError(28); + } + var errCode = FS.nodePermissions(node, 'w'); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + node.node_ops.setattr(node, { + size: len, + timestamp: Date.now(), + }); + }, + ftruncate(fd, len) { + var stream = FS.getStreamChecked(fd); + if ((stream.flags & 2097155) === 0) { + throw new FS.ErrnoError(28); + } + FS.truncate(stream.node, len); + }, + utime(path, atime, mtime) { + var lookup = FS.lookupPath(path, { + follow: true, + }); + var node = lookup.node; + node.node_ops.setattr(node, { + atime, + mtime, + }); + }, + open(path, flags, mode = 438) { + if (path === '') { + throw new FS.ErrnoError(44); + } + flags = + typeof flags == 'string' ? FS_modeStringToFlags(flags) : flags; + if (flags & 64) { + mode = (mode & 4095) | 32768; + } else { + mode = 0; + } + var node; + if (typeof path == 'object') { + node = path; + } else { + // noent_okay makes it so that if the final component of the path + // doesn't exist, lookupPath returns `node: undefined`. `path` will be + // updated to point to the target of all symlinks. + var lookup = FS.lookupPath(path, { + follow: !(flags & 131072), + noent_okay: true, + }); + node = lookup.node; + path = lookup.path; + } + // perhaps we need to create the node + var created = false; + if (flags & 64) { + if (node) { + // if O_CREAT and O_EXCL are set, error out if the node already exists + if (flags & 128) { + throw new FS.ErrnoError(20); + } + } else { + // node doesn't exist, try to create it + node = FS.mknod(path, mode, 0); + created = true; + } + } + if (!node) { + throw new FS.ErrnoError(44); + } + // can't truncate a device + if (FS.isChrdev(node.mode)) { + flags &= ~512; + } + // if asked only for a directory, then this must be one + if (flags & 65536 && !FS.isDir(node.mode)) { + throw new FS.ErrnoError(54); + } + // check permissions, if this is not a file we just created now (it is ok to + // create and write to a file with read-only permissions; it is read-only + // for later use) + if (!created) { + var errCode = FS.mayOpen(node, flags); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + } + // do truncation if necessary + if (flags & 512 && !created) { + FS.truncate(node, 0); + } + // we've already handled these, don't pass down to the underlying vfs + flags &= ~(128 | 512 | 131072); + // register the stream with the filesystem + var stream = FS.createStream({ + node, + path: FS.getPath(node), + // we want the absolute path to the node + flags, + seekable: true, + position: 0, + stream_ops: node.stream_ops, + // used by the file family libc calls (fopen, fwrite, ferror, etc.) + ungotten: [], + error: false, + }); + // call the new stream's open function + if (stream.stream_ops.open) { + stream.stream_ops.open(stream); + } + if (Module['logReadFiles'] && !(flags & 1)) { + if (!(path in FS.readFiles)) { + FS.readFiles[path] = 1; + } + } + return stream; + }, + close(stream) { + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if (stream.getdents) stream.getdents = null; + // free readdir state + try { + if (stream.stream_ops.close) { + stream.stream_ops.close(stream); + } + } catch (e) { + throw e; + } finally { + FS.closeStream(stream.fd); + } + stream.fd = null; + }, + isClosed(stream) { + return stream.fd === null; + }, + llseek(stream, offset, whence) { + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if (!stream.seekable || !stream.stream_ops.llseek) { + throw new FS.ErrnoError(70); + } + if (whence != 0 && whence != 1 && whence != 2) { + throw new FS.ErrnoError(28); + } + stream.position = stream.stream_ops.llseek(stream, offset, whence); + stream.ungotten = []; + return stream.position; + }, + read(stream, buffer, offset, length, position) { + if (length < 0 || position < 0) { + throw new FS.ErrnoError(28); + } + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if ((stream.flags & 2097155) === 1) { + throw new FS.ErrnoError(8); + } + if (FS.isDir(stream.node.mode)) { + throw new FS.ErrnoError(31); + } + if (!stream.stream_ops.read) { + throw new FS.ErrnoError(28); + } + var seeking = typeof position != 'undefined'; + if (!seeking) { + position = stream.position; + } else if (!stream.seekable) { + throw new FS.ErrnoError(70); + } + var bytesRead = stream.stream_ops.read( + stream, + buffer, + offset, + length, + position + ); + if (!seeking) stream.position += bytesRead; + return bytesRead; + }, + write(stream, buffer, offset, length, position, canOwn) { + if (length < 0 || position < 0) { + throw new FS.ErrnoError(28); + } + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if ((stream.flags & 2097155) === 0) { + throw new FS.ErrnoError(8); + } + if (FS.isDir(stream.node.mode)) { + throw new FS.ErrnoError(31); + } + if (!stream.stream_ops.write) { + throw new FS.ErrnoError(28); + } + if (stream.seekable && stream.flags & 1024) { + // seek to the end before writing in append mode + FS.llseek(stream, 0, 2); + } + var seeking = typeof position != 'undefined'; + if (!seeking) { + position = stream.position; + } else if (!stream.seekable) { + throw new FS.ErrnoError(70); + } + var bytesWritten = stream.stream_ops.write( + stream, + buffer, + offset, + length, + position, + canOwn + ); + if (!seeking) stream.position += bytesWritten; + return bytesWritten; + }, + allocate(stream, offset, length) { + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if (offset < 0 || length <= 0) { + throw new FS.ErrnoError(28); + } + if ((stream.flags & 2097155) === 0) { + throw new FS.ErrnoError(8); + } + if (!FS.isFile(stream.node.mode) && !FS.isDir(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + if (!stream.stream_ops.allocate) { + throw new FS.ErrnoError(138); + } + stream.stream_ops.allocate(stream, offset, length); + }, + mmap(stream, length, position, prot, flags) { + // User requests writing to file (prot & PROT_WRITE != 0). + // Checking if we have permissions to write to the file unless + // MAP_PRIVATE flag is set. According to POSIX spec it is possible + // to write to file opened in read-only mode with MAP_PRIVATE flag, + // as all modifications will be visible only in the memory of + // the current process. + if ( + (prot & 2) !== 0 && + (flags & 2) === 0 && + (stream.flags & 2097155) !== 2 + ) { + throw new FS.ErrnoError(2); + } + if ((stream.flags & 2097155) === 1) { + throw new FS.ErrnoError(2); + } + if (!stream.stream_ops.mmap) { + throw new FS.ErrnoError(43); + } + if (!length) { + throw new FS.ErrnoError(28); + } + return stream.stream_ops.mmap( + stream, + length, + position, + prot, + flags + ); + }, + msync(stream, buffer, offset, length, mmapFlags) { + if (!stream.stream_ops.msync) { + return 0; + } + return stream.stream_ops.msync( + stream, + buffer, + offset, + length, + mmapFlags + ); + }, + ioctl(stream, cmd, arg) { + if (!stream.stream_ops.ioctl) { + throw new FS.ErrnoError(59); + } + return stream.stream_ops.ioctl(stream, cmd, arg); + }, + readFile(path, opts = {}) { + opts.flags = opts.flags || 0; + opts.encoding = opts.encoding || 'binary'; + if (opts.encoding !== 'utf8' && opts.encoding !== 'binary') { + throw new Error(`Invalid encoding type "${opts.encoding}"`); + } + var ret; + var stream = FS.open(path, opts.flags); + var stat = FS.stat(path); + var length = stat.size; + var buf = new Uint8Array(length); + FS.read(stream, buf, 0, length, 0); + if (opts.encoding === 'utf8') { + ret = UTF8ArrayToString(buf); + } else if (opts.encoding === 'binary') { + ret = buf; + } + FS.close(stream); + return ret; + }, + writeFile(path, data, opts = {}) { + opts.flags = opts.flags || 577; + var stream = FS.open(path, opts.flags, opts.mode); + if (typeof data == 'string') { + var buf = new Uint8Array(lengthBytesUTF8(data) + 1); + var actualNumBytes = stringToUTF8Array( + data, + buf, + 0, + buf.length + ); + FS.write( + stream, + buf, + 0, + actualNumBytes, + undefined, + opts.canOwn + ); + } else if (ArrayBuffer.isView(data)) { + FS.write( + stream, + data, + 0, + data.byteLength, + undefined, + opts.canOwn + ); + } else { + throw new Error('Unsupported data type'); + } + FS.close(stream); + }, + cwd: () => FS.currentPath, + chdir(path) { + var lookup = FS.lookupPath(path, { + follow: true, + }); + if (lookup.node === null) { + throw new FS.ErrnoError(44); + } + if (!FS.isDir(lookup.node.mode)) { + throw new FS.ErrnoError(54); + } + var errCode = FS.nodePermissions(lookup.node, 'x'); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + FS.currentPath = lookup.path; + }, + createDefaultDirectories() { + FS.mkdir('/tmp'); + FS.mkdir('/home'); + FS.mkdir('/home/web_user'); + }, + createDefaultDevices() { + // create /dev + FS.mkdir('/dev'); + // setup /dev/null + FS.registerDevice(FS.makedev(1, 3), { + read: () => 0, + write: (stream, buffer, offset, length, pos) => length, + llseek: () => 0, + }); + FS.mkdev('/dev/null', FS.makedev(1, 3)); + // setup /dev/tty and /dev/tty1 + // stderr needs to print output using err() rather than out() + // so we register a second tty just for it. + TTY.register(FS.makedev(5, 0), TTY.default_tty_ops); + TTY.register(FS.makedev(6, 0), TTY.default_tty1_ops); + FS.mkdev('/dev/tty', FS.makedev(5, 0)); + FS.mkdev('/dev/tty1', FS.makedev(6, 0)); + // setup /dev/[u]random + // use a buffer to avoid overhead of individual crypto calls per byte + var randomBuffer = new Uint8Array(1024), + randomLeft = 0; + var randomByte = () => { + if (randomLeft === 0) { + randomLeft = randomFill(randomBuffer).byteLength; + } + return randomBuffer[--randomLeft]; + }; + FS.createDevice('/dev', 'random', randomByte); + FS.createDevice('/dev', 'urandom', randomByte); + // we're not going to emulate the actual shm device, + // just create the tmp dirs that reside in it commonly + FS.mkdir('/dev/shm'); + FS.mkdir('/dev/shm/tmp'); + }, + createSpecialDirectories() { + // create /proc/self/fd which allows /proc/self/fd/6 => readlink gives the + // name of the stream for fd 6 (see test_unistd_ttyname) + FS.mkdir('/proc'); + var proc_self = FS.mkdir('/proc/self'); + FS.mkdir('/proc/self/fd'); + FS.mount( + { + mount() { + var node = FS.createNode(proc_self, 'fd', 16895, 73); + node.stream_ops = { + llseek: MEMFS.stream_ops.llseek, + }; + node.node_ops = { + lookup(parent, name) { + var fd = +name; + var stream = FS.getStreamChecked(fd); + var ret = { + parent: null, + mount: { + mountpoint: 'fake', + }, + node_ops: { + readlink: () => stream.path, + }, + id: fd + 1, + }; + ret.parent = ret; + // make it look like a simple root node + return ret; + }, + readdir() { + return Array.from(FS.streams.entries()) + .filter(([k, v]) => v) + .map(([k, v]) => k.toString()); + }, + }; + return node; + }, + }, + {}, + '/proc/self/fd' + ); + }, + createStandardStreams(input, output, error) { + // TODO deprecate the old functionality of a single + // input / output callback and that utilizes FS.createDevice + // and instead require a unique set of stream ops + // by default, we symlink the standard streams to the + // default tty devices. however, if the standard streams + // have been overwritten we create a unique device for + // them instead. + if (input) { + FS.createDevice('/dev', 'stdin', input); + } else { + FS.symlink('/dev/tty', '/dev/stdin'); + } + if (output) { + FS.createDevice('/dev', 'stdout', null, output); + } else { + FS.symlink('/dev/tty', '/dev/stdout'); + } + if (error) { + FS.createDevice('/dev', 'stderr', null, error); + } else { + FS.symlink('/dev/tty1', '/dev/stderr'); + } + // open default streams for the stdin, stdout and stderr devices + var stdin = FS.open('/dev/stdin', 0); + var stdout = FS.open('/dev/stdout', 1); + var stderr = FS.open('/dev/stderr', 1); + }, + staticInit() { + FS.nameTable = new Array(4096); + FS.mount(MEMFS, {}, '/'); + FS.createDefaultDirectories(); + FS.createDefaultDevices(); + FS.createSpecialDirectories(); + FS.filesystems = { + MEMFS: MEMFS, + NODEFS: NODEFS, + PROXYFS: PROXYFS, + }; + }, + init(input, output, error) { + FS.initialized = true; + // Allow Module.stdin etc. to provide defaults, if none explicitly passed to us here + input ??= Module['stdin']; + output ??= Module['stdout']; + error ??= Module['stderr']; + FS.createStandardStreams(input, output, error); + }, + quit() { + FS.initialized = false; + // force-flush all streams, so we get musl std streams printed out + _fflush(0); + // close all of our streams + for (var i = 0; i < FS.streams.length; i++) { + var stream = FS.streams[i]; + if (!stream) { + continue; + } + FS.close(stream); + } + }, + findObject(path, dontResolveLastLink) { + var ret = FS.analyzePath(path, dontResolveLastLink); + if (!ret.exists) { + return null; + } + return ret.object; + }, + analyzePath(path, dontResolveLastLink) { + // operate from within the context of the symlink's target + try { + var lookup = FS.lookupPath(path, { + follow: !dontResolveLastLink, + }); + path = lookup.path; + } catch (e) {} + var ret = { + isRoot: false, + exists: false, + error: 0, + name: null, + path: null, + object: null, + parentExists: false, + parentPath: null, + parentObject: null, + }; + try { + var lookup = FS.lookupPath(path, { + parent: true, + }); + ret.parentExists = true; + ret.parentPath = lookup.path; + ret.parentObject = lookup.node; + ret.name = PATH.basename(path); + lookup = FS.lookupPath(path, { + follow: !dontResolveLastLink, + }); + ret.exists = true; + ret.path = lookup.path; + ret.object = lookup.node; + ret.name = lookup.node.name; + ret.isRoot = lookup.path === '/'; + } catch (e) { + ret.error = e.errno; + } + return ret; + }, + createPath(parent, path, canRead, canWrite) { + parent = typeof parent == 'string' ? parent : FS.getPath(parent); + var parts = path.split('/').reverse(); + while (parts.length) { + var part = parts.pop(); + if (!part) continue; + var current = PATH.join2(parent, part); + try { + FS.mkdir(current); + } catch (e) {} + // ignore EEXIST + parent = current; + } + return current; + }, + createFile(parent, name, properties, canRead, canWrite) { + var path = PATH.join2( + typeof parent == 'string' ? parent : FS.getPath(parent), + name + ); + var mode = FS_getMode(canRead, canWrite); + return FS.create(path, mode); + }, + createDataFile(parent, name, data, canRead, canWrite, canOwn) { + var path = name; + if (parent) { + parent = + typeof parent == 'string' ? parent : FS.getPath(parent); + path = name ? PATH.join2(parent, name) : parent; + } + var mode = FS_getMode(canRead, canWrite); + var node = FS.create(path, mode); + if (data) { + if (typeof data == 'string') { + var arr = new Array(data.length); + for (var i = 0, len = data.length; i < len; ++i) + arr[i] = data.charCodeAt(i); + data = arr; + } + // make sure we can write to the file + FS.chmod(node, mode | 146); + var stream = FS.open(node, 577); + FS.write(stream, data, 0, data.length, 0, canOwn); + FS.close(stream); + FS.chmod(node, mode); + } + }, + createDevice(parent, name, input, output) { + var path = PATH.join2( + typeof parent == 'string' ? parent : FS.getPath(parent), + name + ); + var mode = FS_getMode(!!input, !!output); + FS.createDevice.major ??= 64; + var dev = FS.makedev(FS.createDevice.major++, 0); + // Create a fake device that a set of stream ops to emulate + // the old behavior. + FS.registerDevice(dev, { + open(stream) { + stream.seekable = false; + }, + close(stream) { + // flush any pending line data + if (output?.buffer?.length) { + output(10); + } + }, + read(stream, buffer, offset, length, pos) { + /* ignored */ var bytesRead = 0; + for (var i = 0; i < length; i++) { + var result; + try { + result = input(); + } catch (e) { + throw new FS.ErrnoError(29); + } + if (result === undefined && bytesRead === 0) { + throw new FS.ErrnoError(6); + } + if (result === null || result === undefined) break; + bytesRead++; + buffer[offset + i] = result; + } + if (bytesRead) { + stream.node.atime = Date.now(); + } + return bytesRead; + }, + write(stream, buffer, offset, length, pos) { + for (var i = 0; i < length; i++) { + try { + output(buffer[offset + i]); + } catch (e) { + throw new FS.ErrnoError(29); + } + } + if (length) { + stream.node.mtime = stream.node.ctime = Date.now(); + } + return i; + }, + }); + return FS.mkdev(path, mode, dev); + }, + forceLoadFile(obj) { + if (obj.isDevice || obj.isFolder || obj.link || obj.contents) + return true; + if (typeof XMLHttpRequest != 'undefined') { + throw new Error( + 'Lazy loading should have been performed (contents set) in createLazyFile, but it was not. Lazy loading only works in web workers. Use --embed-file or --preload-file in emcc on the main thread.' + ); + } else { + // Command-line. + try { + obj.contents = readBinary(obj.url); + obj.usedBytes = obj.contents.length; + } catch (e) { + throw new FS.ErrnoError(29); + } + } + }, + createLazyFile(parent, name, url, canRead, canWrite) { + // Lazy chunked Uint8Array (implements get and length from Uint8Array). + // Actual getting is abstracted away for eventual reuse. + class LazyUint8Array { + lengthKnown = false; + chunks = []; + // Loaded chunks. Index is the chunk number + get(idx) { + if (idx > this.length - 1 || idx < 0) { + return undefined; + } + var chunkOffset = idx % this.chunkSize; + var chunkNum = (idx / this.chunkSize) | 0; + return this.getter(chunkNum)[chunkOffset]; + } + setDataGetter(getter) { + this.getter = getter; + } + cacheLength() { + // Find length + var xhr = new XMLHttpRequest(); + xhr.open('HEAD', url, false); + xhr.send(null); + if ( + !( + (xhr.status >= 200 && xhr.status < 300) || + xhr.status === 304 + ) + ) + throw new Error( + "Couldn't load " + url + '. Status: ' + xhr.status + ); + var datalength = Number( + xhr.getResponseHeader('Content-length') + ); + var header; + var hasByteServing = + (header = xhr.getResponseHeader('Accept-Ranges')) && + header === 'bytes'; + var usesGzip = + (header = xhr.getResponseHeader('Content-Encoding')) && + header === 'gzip'; + var chunkSize = 1024 * 1024; + // Chunk size in bytes + if (!hasByteServing) chunkSize = datalength; + // Function to get a range from the remote URL. + var doXHR = (from, to) => { + if (from > to) + throw new Error( + 'invalid range (' + + from + + ', ' + + to + + ') or no bytes requested!' + ); + if (to > datalength - 1) + throw new Error( + 'only ' + + datalength + + ' bytes available! programmer error!' + ); + // TODO: Use mozResponseArrayBuffer, responseStream, etc. if available. + var xhr = new XMLHttpRequest(); + xhr.open('GET', url, false); + if (datalength !== chunkSize) + xhr.setRequestHeader( + 'Range', + 'bytes=' + from + '-' + to + ); + // Some hints to the browser that we want binary data. + xhr.responseType = 'arraybuffer'; + if (xhr.overrideMimeType) { + xhr.overrideMimeType( + 'text/plain; charset=x-user-defined' + ); + } + xhr.send(null); + if ( + !( + (xhr.status >= 200 && xhr.status < 300) || + xhr.status === 304 + ) + ) + throw new Error( + "Couldn't load " + + url + + '. Status: ' + + xhr.status + ); + if (xhr.response !== undefined) { + return new Uint8Array( + /** @type{Array} */ (xhr.response || []) + ); + } + return intArrayFromString(xhr.responseText || '', true); + }; + var lazyArray = this; + lazyArray.setDataGetter((chunkNum) => { + var start = chunkNum * chunkSize; + var end = (chunkNum + 1) * chunkSize - 1; + // including this byte + end = Math.min(end, datalength - 1); + // if datalength-1 is selected, this is the last block + if (typeof lazyArray.chunks[chunkNum] == 'undefined') { + lazyArray.chunks[chunkNum] = doXHR(start, end); + } + if (typeof lazyArray.chunks[chunkNum] == 'undefined') + throw new Error('doXHR failed!'); + return lazyArray.chunks[chunkNum]; + }); + if (usesGzip || !datalength) { + // if the server uses gzip or doesn't supply the length, we have to download the whole file to get the (uncompressed) length + chunkSize = datalength = 1; + // this will force getter(0)/doXHR do download the whole file + datalength = this.getter(0).length; + chunkSize = datalength; + out( + 'LazyFiles on gzip forces download of the whole file when length is accessed' + ); + } + this._length = datalength; + this._chunkSize = chunkSize; + this.lengthKnown = true; + } + get length() { + if (!this.lengthKnown) { + this.cacheLength(); + } + return this._length; + } + get chunkSize() { + if (!this.lengthKnown) { + this.cacheLength(); + } + return this._chunkSize; + } + } + if (typeof XMLHttpRequest != 'undefined') { + if (!ENVIRONMENT_IS_WORKER) + throw 'Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc'; + var lazyArray = new LazyUint8Array(); + var properties = { + isDevice: false, + contents: lazyArray, + }; + } else { + var properties = { + isDevice: false, + url, + }; + } + var node = FS.createFile( + parent, + name, + properties, + canRead, + canWrite + ); + // This is a total hack, but I want to get this lazy file code out of the + // core of MEMFS. If we want to keep this lazy file concept I feel it should + // be its own thin LAZYFS proxying calls to MEMFS. + if (properties.contents) { + node.contents = properties.contents; + } else if (properties.url) { + node.contents = null; + node.url = properties.url; + } + // Add a function that defers querying the file size until it is asked the first time. + Object.defineProperties(node, { + usedBytes: { + get: function () { + return this.contents.length; + }, + }, + }); + // override each stream op with one that tries to force load the lazy file first + var stream_ops = {}; + var keys = Object.keys(node.stream_ops); + keys.forEach((key) => { + var fn = node.stream_ops[key]; + stream_ops[key] = (...args) => { + FS.forceLoadFile(node); + return fn(...args); + }; + }); + function writeChunks(stream, buffer, offset, length, position) { + var contents = stream.node.contents; + if (position >= contents.length) return 0; + var size = Math.min(contents.length - position, length); + if (contents.slice) { + // normal array + for (var i = 0; i < size; i++) { + buffer[offset + i] = contents[position + i]; + } + } else { + for (var i = 0; i < size; i++) { + // LazyUint8Array from sync binary XHR + buffer[offset + i] = contents.get(position + i); + } + } + return size; + } + // use a custom read function + stream_ops.read = (stream, buffer, offset, length, position) => { + FS.forceLoadFile(node); + return writeChunks(stream, buffer, offset, length, position); + }; + // use a custom mmap function + stream_ops.mmap = (stream, length, position, prot, flags) => { + FS.forceLoadFile(node); + var ptr = mmapAlloc(length); + if (!ptr) { + throw new FS.ErrnoError(48); + } + writeChunks(stream, HEAP8, ptr, length, position); + return { + ptr, + allocated: true, + }; + }; + node.stream_ops = stream_ops; + return node; + }, + }; + + Module['FS'] = FS; + + var SOCKFS = { + websocketArgs: {}, + callbacks: {}, + on(event, callback) { + SOCKFS.callbacks[event] = callback; + }, + emit(event, param) { + SOCKFS.callbacks[event]?.(param); + }, + mount(mount) { + // The incomming Module['websocket'] can be used for configuring + // configuring subprotocol/url, etc + SOCKFS.websocketArgs = Module['websocket'] || {}; + // Add the Event registration mechanism to the exported websocket configuration + // object so we can register network callbacks from native JavaScript too. + // For more documentation see system/include/emscripten/emscripten.h + (Module['websocket'] ??= {})['on'] = SOCKFS.on; + return FS.createNode(null, '/', 16895, 0); + }, + createSocket(family, type, protocol) { + type &= ~526336; + // Some applications may pass it; it makes no sense for a single process. + var streaming = type == 1; + if (streaming && protocol && protocol != 6) { + throw new FS.ErrnoError(66); + } + // create our internal socket structure + var sock = { + family, + type, + protocol, + server: null, + error: null, + // Used in getsockopt for SOL_SOCKET/SO_ERROR test + peers: {}, + pending: [], + recv_queue: [], + sock_ops: SOCKFS.websocket_sock_ops, + }; + // create the filesystem node to store the socket structure + var name = SOCKFS.nextname(); + var node = FS.createNode(SOCKFS.root, name, 49152, 0); + node.sock = sock; + // and the wrapping stream that enables library functions such + // as read and write to indirectly interact with the socket + var stream = FS.createStream({ + path: name, + node, + flags: 2, + seekable: false, + stream_ops: SOCKFS.stream_ops, + }); + // map the new stream to the socket structure (sockets have a 1:1 + // relationship with a stream) + sock.stream = stream; + return sock; + }, + getSocket(fd) { + var stream = FS.getStream(fd); + if (!stream || !FS.isSocket(stream.node.mode)) { + return null; + } + return stream.node.sock; + }, + stream_ops: { + poll(stream) { + var sock = stream.node.sock; + return sock.sock_ops.poll(sock); + }, + ioctl(stream, request, varargs) { + var sock = stream.node.sock; + return sock.sock_ops.ioctl(sock, request, varargs); + }, + read(stream, buffer, offset, length, position) { + /* ignored */ var sock = stream.node.sock; + var msg = sock.sock_ops.recvmsg(sock, length); + if (!msg) { + // socket is closed + return 0; + } + buffer.set(msg.buffer, offset); + return msg.buffer.length; + }, + write(stream, buffer, offset, length, position) { + /* ignored */ var sock = stream.node.sock; + return sock.sock_ops.sendmsg(sock, buffer, offset, length); + }, + close(stream) { + var sock = stream.node.sock; + sock.sock_ops.close(sock); + }, + }, + nextname() { + if (!SOCKFS.nextname.current) { + SOCKFS.nextname.current = 0; + } + return `socket[${SOCKFS.nextname.current++}]`; + }, + websocket_sock_ops: { + createPeer(sock, addr, port) { + var ws; + if (typeof addr == 'object') { + ws = addr; + addr = null; + port = null; + } + if (ws) { + // for sockets that've already connected (e.g. we're the server) + // we can inspect the _socket property for the address + if (ws._socket) { + addr = ws._socket.remoteAddress; + port = ws._socket.remotePort; + } // if we're just now initializing a connection to the remote, + // inspect the url property + else { + var result = /ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url); + if (!result) { + throw new Error( + 'WebSocket URL must be in the format ws(s)://address:port' + ); + } + addr = result[1]; + port = parseInt(result[2], 10); + } + } else { + // create the actual websocket object and connect + try { + // The default value is 'ws://' the replace is needed because the compiler replaces '//' comments with '#' + // comments without checking context, so we'd end up with ws:#, the replace swaps the '#' for '//' again. + var url = 'ws:#'.replace('#', '//'); + // Make the WebSocket subprotocol (Sec-WebSocket-Protocol) default to binary if no configuration is set. + var subProtocols = 'binary'; + // The default value is 'binary' + // The default WebSocket options + var opts = undefined; + // Fetch runtime WebSocket URL config. + if ('function' === typeof SOCKFS.websocketArgs['url']) { + url = SOCKFS.websocketArgs['url'](...arguments); + } else if ( + 'string' === typeof SOCKFS.websocketArgs['url'] + ) { + url = SOCKFS.websocketArgs['url']; + } + // Fetch runtime WebSocket subprotocol config. + if (SOCKFS.websocketArgs['subprotocol']) { + subProtocols = SOCKFS.websocketArgs['subprotocol']; + } else if ( + SOCKFS.websocketArgs['subprotocol'] === null + ) { + subProtocols = 'null'; + } + if (url === 'ws://' || url === 'wss://') { + // Is the supplied URL config just a prefix, if so complete it. + var parts = addr.split('/'); + url = + url + + parts[0] + + ':' + + port + + '/' + + parts.slice(1).join('/'); + } + if (subProtocols !== 'null') { + // The regex trims the string (removes spaces at the beginning and end, then splits the string by + // , into an Array. Whitespace removal is important for Websockify and ws. + subProtocols = subProtocols + .replace(/^ +| +$/g, '') + .split(/ *, */); + opts = subProtocols; + } + // If node we use the ws library. + var WebSocketConstructor; + if (ENVIRONMENT_IS_NODE) { + WebSocketConstructor = + /** @type{(typeof WebSocket)} */ ( + require('ws') + ); + } else { + WebSocketConstructor = WebSocket; + } + if (Module['websocket']['decorator']) { + WebSocketConstructor = + Module['websocket']['decorator']( + WebSocketConstructor + ); + } + ws = new WebSocketConstructor(url, opts); + ws.binaryType = 'arraybuffer'; + } catch (e) { + throw new FS.ErrnoError(23); + } + } + var peer = { + addr, + port, + socket: ws, + msg_send_queue: [], + }; + SOCKFS.websocket_sock_ops.addPeer(sock, peer); + SOCKFS.websocket_sock_ops.handlePeerEvents(sock, peer); + // if this is a bound dgram socket, send the port number first to allow + // us to override the ephemeral port reported to us by remotePort on the + // remote end. + if (sock.type === 2 && typeof sock.sport != 'undefined') { + peer.msg_send_queue.push( + new Uint8Array([ + 255, + 255, + 255, + 255, + 'p'.charCodeAt(0), + 'o'.charCodeAt(0), + 'r'.charCodeAt(0), + 't'.charCodeAt(0), + (sock.sport & 65280) >> 8, + sock.sport & 255, + ]) + ); + } + return peer; + }, + getPeer(sock, addr, port) { + return sock.peers[addr + ':' + port]; + }, + addPeer(sock, peer) { + sock.peers[peer.addr + ':' + peer.port] = peer; + }, + removePeer(sock, peer) { + delete sock.peers[peer.addr + ':' + peer.port]; + }, + handlePeerEvents(sock, peer) { + var first = true; + var handleOpen = function () { + sock.connecting = false; + SOCKFS.emit('open', sock.stream.fd); + try { + var queued = peer.msg_send_queue.shift(); + while (queued) { + peer.socket.send(queued); + queued = peer.msg_send_queue.shift(); + } + } catch (e) { + // not much we can do here in the way of proper error handling as we've already + // lied and said this data was sent. shut it down. + peer.socket.close(); + } + }; + function handleMessage(data) { + if (typeof data == 'string') { + var encoder = new TextEncoder(); + // should be utf-8 + data = encoder.encode(data); + } // make a typed array from the string + else { + assert(data.byteLength !== undefined); + // must receive an ArrayBuffer + if (data.byteLength == 0) { + // An empty ArrayBuffer will emit a pseudo disconnect event + // as recv/recvmsg will return zero which indicates that a socket + // has performed a shutdown although the connection has not been disconnected yet. + return; + } + data = new Uint8Array(data); + } + // if this is the port message, override the peer's port with it + var wasfirst = first; + first = false; + if ( + wasfirst && + data.length === 10 && + data[0] === 255 && + data[1] === 255 && + data[2] === 255 && + data[3] === 255 && + data[4] === 'p'.charCodeAt(0) && + data[5] === 'o'.charCodeAt(0) && + data[6] === 'r'.charCodeAt(0) && + data[7] === 't'.charCodeAt(0) + ) { + // update the peer's port and it's key in the peer map + var newport = (data[8] << 8) | data[9]; + SOCKFS.websocket_sock_ops.removePeer(sock, peer); + peer.port = newport; + SOCKFS.websocket_sock_ops.addPeer(sock, peer); + return; + } + sock.recv_queue.push({ + addr: peer.addr, + port: peer.port, + data, + }); + SOCKFS.emit('message', sock.stream.fd); + } + if (ENVIRONMENT_IS_NODE) { + peer.socket.on('open', handleOpen); + peer.socket.on('message', function (data, isBinary) { + if (!isBinary) { + return; + } + handleMessage(new Uint8Array(data).buffer); + }); + // copy from node Buffer -> ArrayBuffer + peer.socket.on('close', function () { + SOCKFS.emit('close', sock.stream.fd); + }); + peer.socket.on('error', function (error) { + // Although the ws library may pass errors that may be more descriptive than + // ECONNREFUSED they are not necessarily the expected error code e.g. + // ENOTFOUND on getaddrinfo seems to be node.js specific, so using ECONNREFUSED + // is still probably the most useful thing to do. + sock.error = 14; + // Used in getsockopt for SOL_SOCKET/SO_ERROR test. + SOCKFS.emit('error', [ + sock.stream.fd, + sock.error, + 'ECONNREFUSED: Connection refused', + ]); + }); + } else { + peer.socket.onopen = handleOpen; + peer.socket.onclose = function () { + SOCKFS.emit('close', sock.stream.fd); + }; + peer.socket.onmessage = function peer_socket_onmessage( + event + ) { + handleMessage(event.data); + }; + peer.socket.onerror = function (error) { + // The WebSocket spec only allows a 'simple event' to be thrown on error, + // so we only really know as much as ECONNREFUSED. + sock.error = 14; + // Used in getsockopt for SOL_SOCKET/SO_ERROR test. + SOCKFS.emit('error', [ + sock.stream.fd, + sock.error, + 'ECONNREFUSED: Connection refused', + ]); + }; + } + }, + poll(sock) { + if (sock.type === 1 && sock.server) { + // listen sockets should only say they're available for reading + // if there are pending clients. + return sock.pending.length ? 64 | 1 : 0; + } + var mask = 0; + var dest = + sock.type === 1 // we only care about the socket state for connection-based sockets + ? SOCKFS.websocket_sock_ops.getPeer( + sock, + sock.daddr, + sock.dport + ) + : null; + if ( + sock.recv_queue.length || + !dest || // connection-less sockets are always ready to read + (dest && dest.socket.readyState === dest.socket.CLOSING) || + (dest && dest.socket.readyState === dest.socket.CLOSED) + ) { + // let recv return 0 once closed + mask |= 64 | 1; + } + if ( + !dest || // connection-less sockets are always ready to write + (dest && dest.socket.readyState === dest.socket.OPEN) + ) { + mask |= 4; + } + if ( + (dest && dest.socket.readyState === dest.socket.CLOSING) || + (dest && dest.socket.readyState === dest.socket.CLOSED) + ) { + // When an non-blocking connect fails mark the socket as writable. + // Its up to the calling code to then use getsockopt with SO_ERROR to + // retrieve the error. + // See https://man7.org/linux/man-pages/man2/connect.2.html + if (sock.connecting) { + mask |= 4; + } else { + mask |= 16; + } + } + return mask; + }, + ioctl(sock, request, arg) { + switch (request) { + case 21531: + var bytes = 0; + if (sock.recv_queue.length) { + bytes = sock.recv_queue[0].data.length; + } + HEAP32[arg >> 2] = bytes; + return 0; + + default: + return 28; + } + }, + close(sock) { + // if we've spawned a listen server, close it + if (sock.server) { + try { + sock.server.close(); + } catch (e) {} + sock.server = null; + } + // close any peer connections + var peers = Object.keys(sock.peers); + for (var i = 0; i < peers.length; i++) { + var peer = sock.peers[peers[i]]; + try { + peer.socket.close(); + } catch (e) {} + SOCKFS.websocket_sock_ops.removePeer(sock, peer); + } + return 0; + }, + bind(sock, addr, port) { + if ( + typeof sock.saddr != 'undefined' || + typeof sock.sport != 'undefined' + ) { + throw new FS.ErrnoError(28); + } + // already bound + sock.saddr = addr; + sock.sport = port; + // in order to emulate dgram sockets, we need to launch a listen server when + // binding on a connection-less socket + // note: this is only required on the server side + if (sock.type === 2) { + // close the existing server if it exists + if (sock.server) { + sock.server.close(); + sock.server = null; + } + // swallow error operation not supported error that occurs when binding in the + // browser where this isn't supported + try { + sock.sock_ops.listen(sock, 0); + } catch (e) { + if (!(e.name === 'ErrnoError')) throw e; + if (e.errno !== 138) throw e; + } + } + }, + connect(sock, addr, port) { + if (sock.server) { + throw new FS.ErrnoError(138); + } + // TODO autobind + // if (!sock.addr && sock.type == 2) { + // } + // early out if we're already connected / in the middle of connecting + if ( + typeof sock.daddr != 'undefined' && + typeof sock.dport != 'undefined' + ) { + var dest = SOCKFS.websocket_sock_ops.getPeer( + sock, + sock.daddr, + sock.dport + ); + if (dest) { + if (dest.socket.readyState === dest.socket.CONNECTING) { + throw new FS.ErrnoError(7); + } else { + throw new FS.ErrnoError(30); + } + } + } + // add the socket to our peer list and set our + // destination address / port to match + var peer = SOCKFS.websocket_sock_ops.createPeer( + sock, + addr, + port + ); + sock.daddr = peer.addr; + sock.dport = peer.port; + // because we cannot synchronously block to wait for the WebSocket + // connection to complete, we return here pretending that the connection + // was a success. + sock.connecting = true; + }, + listen(sock, backlog) { + if (!ENVIRONMENT_IS_NODE) { + throw new FS.ErrnoError(138); + } + if (sock.server) { + throw new FS.ErrnoError(28); + } + // already listening + var WebSocketServer = require('ws').Server; + var host = sock.saddr; + if (Module['websocket']['serverDecorator']) { + WebSocketServer = + Module['websocket']['serverDecorator'](WebSocketServer); + } + sock.server = new WebSocketServer({ + host, + port: sock.sport, + }); + // TODO support backlog + SOCKFS.emit('listen', sock.stream.fd); + // Send Event with listen fd. + sock.server.on('connection', function (ws) { + if (sock.type === 1) { + var newsock = SOCKFS.createSocket( + sock.family, + sock.type, + sock.protocol + ); + // create a peer on the new socket + var peer = SOCKFS.websocket_sock_ops.createPeer( + newsock, + ws + ); + newsock.daddr = peer.addr; + newsock.dport = peer.port; + // push to queue for accept to pick up + sock.pending.push(newsock); + SOCKFS.emit('connection', newsock.stream.fd); + } else { + // create a peer on the listen socket so calling sendto + // with the listen socket and an address will resolve + // to the correct client + SOCKFS.websocket_sock_ops.createPeer(sock, ws); + SOCKFS.emit('connection', sock.stream.fd); + } + }); + sock.server.on('close', function () { + SOCKFS.emit('close', sock.stream.fd); + sock.server = null; + }); + sock.server.on('error', function (error) { + // Although the ws library may pass errors that may be more descriptive than + // ECONNREFUSED they are not necessarily the expected error code e.g. + // ENOTFOUND on getaddrinfo seems to be node.js specific, so using EHOSTUNREACH + // is still probably the most useful thing to do. This error shouldn't + // occur in a well written app as errors should get trapped in the compiled + // app's own getaddrinfo call. + sock.error = 23; + // Used in getsockopt for SOL_SOCKET/SO_ERROR test. + SOCKFS.emit('error', [ + sock.stream.fd, + sock.error, + 'EHOSTUNREACH: Host is unreachable', + ]); + }); + }, + // don't throw + accept(listensock) { + if (!listensock.server || !listensock.pending.length) { + throw new FS.ErrnoError(28); + } + var newsock = listensock.pending.shift(); + newsock.stream.flags = listensock.stream.flags; + return newsock; + }, + getname(sock, peer) { + var addr, port; + if (peer) { + if (sock.daddr === undefined || sock.dport === undefined) { + throw new FS.ErrnoError(53); + } + addr = sock.daddr; + port = sock.dport; + } else { + // TODO saddr and sport will be set for bind()'d UDP sockets, but what + // should we be returning for TCP sockets that've been connect()'d? + addr = sock.saddr || 0; + port = sock.sport || 0; + } + return { + addr, + port, + }; + }, + sendmsg(sock, buffer, offset, length, addr, port) { + if (sock.type === 2) { + // connection-less sockets will honor the message address, + // and otherwise fall back to the bound destination address + if (addr === undefined || port === undefined) { + addr = sock.daddr; + port = sock.dport; + } + // if there was no address to fall back to, error out + if (addr === undefined || port === undefined) { + throw new FS.ErrnoError(17); + } + } else { + // connection-based sockets will only use the bound + addr = sock.daddr; + port = sock.dport; + } + // find the peer for the destination address + var dest = SOCKFS.websocket_sock_ops.getPeer(sock, addr, port); + // early out if not connected with a connection-based socket + if (sock.type === 1) { + if ( + !dest || + dest.socket.readyState === dest.socket.CLOSING || + dest.socket.readyState === dest.socket.CLOSED + ) { + throw new FS.ErrnoError(53); + } + } + // create a copy of the incoming data to send, as the WebSocket API + // doesn't work entirely with an ArrayBufferView, it'll just send + // the entire underlying buffer + if (ArrayBuffer.isView(buffer)) { + offset += buffer.byteOffset; + buffer = buffer.buffer; + } + var data = buffer.slice(offset, offset + length); + // if we don't have a cached connectionless UDP datagram connection, or + // the TCP socket is still connecting, queue the message to be sent upon + // connect, and lie, saying the data was sent now. + if (!dest || dest.socket.readyState !== dest.socket.OPEN) { + // if we're not connected, open a new connection + if (sock.type === 2) { + if ( + !dest || + dest.socket.readyState === dest.socket.CLOSING || + dest.socket.readyState === dest.socket.CLOSED + ) { + dest = SOCKFS.websocket_sock_ops.createPeer( + sock, + addr, + port + ); + } + } + dest.msg_send_queue.push(data); + return length; + } + try { + // send the actual data + dest.socket.send(data); + return length; + } catch (e) { + throw new FS.ErrnoError(28); + } + }, + recvmsg(sock, length, flags) { + // http://pubs.opengroup.org/onlinepubs/7908799/xns/recvmsg.html + if (sock.type === 1 && sock.server) { + // tcp servers should not be recv()'ing on the listen socket + throw new FS.ErrnoError(53); + } + var queued = sock.recv_queue.shift(); + if (!queued) { + if (sock.type === 1) { + var dest = SOCKFS.websocket_sock_ops.getPeer( + sock, + sock.daddr, + sock.dport + ); + if (!dest) { + // if we have a destination address but are not connected, error out + throw new FS.ErrnoError(53); + } + if ( + dest.socket.readyState === dest.socket.CLOSING || + dest.socket.readyState === dest.socket.CLOSED + ) { + // return null if the socket has closed + return null; + } + // else, our socket is in a valid state but truly has nothing available + throw new FS.ErrnoError(6); + } + throw new FS.ErrnoError(6); + } + // queued.data will be an ArrayBuffer if it's unadulterated, but if it's + // requeued TCP data it'll be an ArrayBufferView + var queuedLength = queued.data.byteLength || queued.data.length; + var queuedOffset = queued.data.byteOffset || 0; + var queuedBuffer = queued.data.buffer || queued.data; + var bytesRead = Math.min(length, queuedLength); + var res = { + buffer: new Uint8Array( + queuedBuffer, + queuedOffset, + bytesRead + ), + addr: queued.addr, + port: queued.port, + }; + // push back any unread data for TCP connections + if (flags & 2) { + bytesRead = 0; + } + if (sock.type === 1 && bytesRead < queuedLength) { + var bytesRemaining = queuedLength - bytesRead; + queued.data = new Uint8Array( + queuedBuffer, + queuedOffset + bytesRead, + bytesRemaining + ); + sock.recv_queue.unshift(queued); + } + return res; + }, + }, + }; + + var getSocketFromFD = (fd) => { + var socket = SOCKFS.getSocket(fd); + if (!socket) throw new FS.ErrnoError(8); + return socket; + }; + + var inetPton4 = (str) => { + var b = str.split('.'); + for (var i = 0; i < 4; i++) { + var tmp = Number(b[i]); + if (isNaN(tmp)) return null; + b[i] = tmp; + } + return (b[0] | (b[1] << 8) | (b[2] << 16) | (b[3] << 24)) >>> 0; + }; + + /** @suppress {checkTypes} */ var jstoi_q = (str) => parseInt(str); + + var inetPton6 = (str) => { + var words; + var w, offset, z; + /* http://home.deds.nl/~aeron/regex/ */ var valid6regx = + /^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i; + var parts = []; + if (!valid6regx.test(str)) { + return null; + } + if (str === '::') { + return [0, 0, 0, 0, 0, 0, 0, 0]; + } + // Z placeholder to keep track of zeros when splitting the string on ":" + if (str.startsWith('::')) { + str = str.replace('::', 'Z:'); + } // leading zeros case + else { + str = str.replace('::', ':Z:'); + } + if (str.indexOf('.') > 0) { + // parse IPv4 embedded stress + str = str.replace(new RegExp('[.]', 'g'), ':'); + words = str.split(':'); + words[words.length - 4] = + jstoi_q(words[words.length - 4]) + + jstoi_q(words[words.length - 3]) * 256; + words[words.length - 3] = + jstoi_q(words[words.length - 2]) + + jstoi_q(words[words.length - 1]) * 256; + words = words.slice(0, words.length - 2); + } else { + words = str.split(':'); + } + offset = 0; + z = 0; + for (w = 0; w < words.length; w++) { + if (typeof words[w] == 'string') { + if (words[w] === 'Z') { + // compressed zeros - write appropriate number of zero words + for (z = 0; z < 8 - words.length + 1; z++) { + parts[w + z] = 0; + } + offset = z - 1; + } else { + // parse hex to field to 16-bit value and write it in network byte-order + parts[w + offset] = _htons(parseInt(words[w], 16)); + } + } else { + // parsed IPv4 words + parts[w + offset] = words[w]; + } + } + return [ + (parts[1] << 16) | parts[0], + (parts[3] << 16) | parts[2], + (parts[5] << 16) | parts[4], + (parts[7] << 16) | parts[6], + ]; + }; + + /** @param {number=} addrlen */ var writeSockaddr = ( + sa, + family, + addr, + port, + addrlen + ) => { + switch (family) { + case 2: + addr = inetPton4(addr); + zeroMemory(sa, 16); + if (addrlen) { + HEAP32[addrlen >> 2] = 16; + } + HEAP16[sa >> 1] = family; + HEAP32[(sa + 4) >> 2] = addr; + HEAP16[(sa + 2) >> 1] = _htons(port); + break; + + case 10: + addr = inetPton6(addr); + zeroMemory(sa, 28); + if (addrlen) { + HEAP32[addrlen >> 2] = 28; + } + HEAP32[sa >> 2] = family; + HEAP32[(sa + 8) >> 2] = addr[0]; + HEAP32[(sa + 12) >> 2] = addr[1]; + HEAP32[(sa + 16) >> 2] = addr[2]; + HEAP32[(sa + 20) >> 2] = addr[3]; + HEAP16[(sa + 2) >> 1] = _htons(port); + break; + + default: + return 5; + } + return 0; + }; + + var DNS = { + address_map: { + id: 1, + addrs: {}, + names: {}, + }, + lookup_name(name) { + // If the name is already a valid ipv4 / ipv6 address, don't generate a fake one. + var res = inetPton4(name); + if (res !== null) { + return name; + } + res = inetPton6(name); + if (res !== null) { + return name; + } + // See if this name is already mapped. + var addr; + if (DNS.address_map.addrs[name]) { + addr = DNS.address_map.addrs[name]; + } else { + var id = DNS.address_map.id++; + assert(id < 65535, 'exceeded max address mappings of 65535'); + addr = '172.29.' + (id & 255) + '.' + (id & 65280); + DNS.address_map.names[addr] = name; + DNS.address_map.addrs[name] = addr; + } + return addr; + }, + lookup_addr(addr) { + if (DNS.address_map.names[addr]) { + return DNS.address_map.names[addr]; + } + return null; + }, + }; + + function ___syscall_accept4(fd, addr, addrlen, flags, d1, d2) { + try { + var sock = getSocketFromFD(fd); + var newsock = sock.sock_ops.accept(sock); + if (addr) { + var errno = writeSockaddr( + addr, + newsock.family, + DNS.lookup_name(newsock.daddr), + newsock.dport, + addrlen + ); + } + return newsock.stream.fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var inetNtop4 = (addr) => + (addr & 255) + + '.' + + ((addr >> 8) & 255) + + '.' + + ((addr >> 16) & 255) + + '.' + + ((addr >> 24) & 255); + + var inetNtop6 = (ints) => { + // ref: http://www.ietf.org/rfc/rfc2373.txt - section 2.5.4 + // Format for IPv4 compatible and mapped 128-bit IPv6 Addresses + // 128-bits are split into eight 16-bit words + // stored in network byte order (big-endian) + // | 80 bits | 16 | 32 bits | + // +-----------------------------------------------------------------+ + // | 10 bytes | 2 | 4 bytes | + // +--------------------------------------+--------------------------+ + // + 5 words | 1 | 2 words | + // +--------------------------------------+--------------------------+ + // |0000..............................0000|0000| IPv4 ADDRESS | (compatible) + // +--------------------------------------+----+---------------------+ + // |0000..............................0000|FFFF| IPv4 ADDRESS | (mapped) + // +--------------------------------------+----+---------------------+ + var str = ''; + var word = 0; + var longest = 0; + var lastzero = 0; + var zstart = 0; + var len = 0; + var i = 0; + var parts = [ + ints[0] & 65535, + ints[0] >> 16, + ints[1] & 65535, + ints[1] >> 16, + ints[2] & 65535, + ints[2] >> 16, + ints[3] & 65535, + ints[3] >> 16, + ]; + // Handle IPv4-compatible, IPv4-mapped, loopback and any/unspecified addresses + var hasipv4 = true; + var v4part = ''; + // check if the 10 high-order bytes are all zeros (first 5 words) + for (i = 0; i < 5; i++) { + if (parts[i] !== 0) { + hasipv4 = false; + break; + } + } + if (hasipv4) { + // low-order 32-bits store an IPv4 address (bytes 13 to 16) (last 2 words) + v4part = inetNtop4(parts[6] | (parts[7] << 16)); + // IPv4-mapped IPv6 address if 16-bit value (bytes 11 and 12) == 0xFFFF (6th word) + if (parts[5] === -1) { + str = '::ffff:'; + str += v4part; + return str; + } + // IPv4-compatible IPv6 address if 16-bit value (bytes 11 and 12) == 0x0000 (6th word) + if (parts[5] === 0) { + str = '::'; + //special case IPv6 addresses + if (v4part === '0.0.0.0') v4part = ''; + // any/unspecified address + if (v4part === '0.0.0.1') v4part = '1'; + // loopback address + str += v4part; + return str; + } + } + // Handle all other IPv6 addresses + // first run to find the longest contiguous zero words + for (word = 0; word < 8; word++) { + if (parts[word] === 0) { + if (word - lastzero > 1) { + len = 0; + } + lastzero = word; + len++; + } + if (len > longest) { + longest = len; + zstart = word - longest + 1; + } + } + for (word = 0; word < 8; word++) { + if (longest > 1) { + // compress contiguous zeros - to produce "::" + if ( + parts[word] === 0 && + word >= zstart && + word < zstart + longest + ) { + if (word === zstart) { + str += ':'; + if (zstart === 0) str += ':'; + } + //leading zeros case + continue; + } + } + // converts 16-bit words from big-endian to little-endian before converting to hex string + str += Number(_ntohs(parts[word] & 65535)).toString(16); + str += word < 7 ? ':' : ''; + } + return str; + }; + + var readSockaddr = (sa, salen) => { + // family / port offsets are common to both sockaddr_in and sockaddr_in6 + var family = HEAP16[sa >> 1]; + var port = _ntohs(HEAPU16[(sa + 2) >> 1]); + var addr; + switch (family) { + case 2: + if (salen !== 16) { + return { + errno: 28, + }; + } + addr = HEAP32[(sa + 4) >> 2]; + addr = inetNtop4(addr); + break; + + case 10: + if (salen !== 28) { + return { + errno: 28, + }; + } + addr = [ + HEAP32[(sa + 8) >> 2], + HEAP32[(sa + 12) >> 2], + HEAP32[(sa + 16) >> 2], + HEAP32[(sa + 20) >> 2], + ]; + addr = inetNtop6(addr); + break; + + default: + return { + errno: 5, + }; + } + return { + family, + addr, + port, + }; + }; + + var getSocketAddress = (addrp, addrlen) => { + var info = readSockaddr(addrp, addrlen); + if (info.errno) throw new FS.ErrnoError(info.errno); + info.addr = DNS.lookup_addr(info.addr) || info.addr; + return info; + }; + + function ___syscall_bind(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + var info = getSocketAddress(addr, addrlen); + sock.sock_ops.bind(sock, info.addr, info.port); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var SYSCALLS = { + DEFAULT_POLLMASK: 5, + calculateAt(dirfd, path, allowEmpty) { + if (PATH.isAbs(path)) { + return path; + } + // relative path + var dir; + if (dirfd === -100) { + dir = FS.cwd(); + } else { + var dirstream = SYSCALLS.getStreamFromFD(dirfd); + dir = dirstream.path; + } + if (path.length == 0) { + if (!allowEmpty) { + throw new FS.ErrnoError(44); + } + return dir; + } + return dir + '/' + path; + }, + doStat(func, path, buf) { + var stat = func(path); + HEAP32[buf >> 2] = stat.dev; + HEAP32[(buf + 4) >> 2] = stat.mode; + HEAPU32[(buf + 8) >> 2] = stat.nlink; + HEAP32[(buf + 12) >> 2] = stat.uid; + HEAP32[(buf + 16) >> 2] = stat.gid; + HEAP32[(buf + 20) >> 2] = stat.rdev; + (tempI64 = [ + stat.size >>> 0, + ((tempDouble = stat.size), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 24) >> 2] = tempI64[0]), + (HEAP32[(buf + 28) >> 2] = tempI64[1]); + HEAP32[(buf + 32) >> 2] = 4096; + HEAP32[(buf + 36) >> 2] = stat.blocks; + var atime = stat.atime.getTime(); + var mtime = stat.mtime.getTime(); + var ctime = stat.ctime.getTime(); + (tempI64 = [ + Math.floor(atime / 1e3) >>> 0, + ((tempDouble = Math.floor(atime / 1e3)), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 40) >> 2] = tempI64[0]), + (HEAP32[(buf + 44) >> 2] = tempI64[1]); + HEAPU32[(buf + 48) >> 2] = (atime % 1e3) * 1e3 * 1e3; + (tempI64 = [ + Math.floor(mtime / 1e3) >>> 0, + ((tempDouble = Math.floor(mtime / 1e3)), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 56) >> 2] = tempI64[0]), + (HEAP32[(buf + 60) >> 2] = tempI64[1]); + HEAPU32[(buf + 64) >> 2] = (mtime % 1e3) * 1e3 * 1e3; + (tempI64 = [ + Math.floor(ctime / 1e3) >>> 0, + ((tempDouble = Math.floor(ctime / 1e3)), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 72) >> 2] = tempI64[0]), + (HEAP32[(buf + 76) >> 2] = tempI64[1]); + HEAPU32[(buf + 80) >> 2] = (ctime % 1e3) * 1e3 * 1e3; + (tempI64 = [ + stat.ino >>> 0, + ((tempDouble = stat.ino), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 88) >> 2] = tempI64[0]), + (HEAP32[(buf + 92) >> 2] = tempI64[1]); + return 0; + }, + doMsync(addr, stream, len, flags, offset) { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + if (flags & 2) { + // MAP_PRIVATE calls need not to be synced back to underlying fs + return 0; + } + var buffer = HEAPU8.slice(addr, addr + len); + FS.msync(stream, buffer, offset, len, flags); + }, + getStreamFromFD(fd) { + var stream = FS.getStreamChecked(fd); + return stream; + }, + varargs: undefined, + getStr(ptr) { + var ret = UTF8ToString(ptr); + return ret; + }, + }; + + function ___syscall_chdir(path) { + try { + path = SYSCALLS.getStr(path); + FS.chdir(path); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_chmod(path, mode) { + try { + path = SYSCALLS.getStr(path); + FS.chmod(path, mode); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_connect(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + var info = getSocketAddress(addr, addrlen); + sock.sock_ops.connect(sock, info.addr, info.port); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_dup(fd) { + try { + var old = SYSCALLS.getStreamFromFD(fd); + return FS.dupStream(old).fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_dup3(fd, newfd, flags) { + try { + var old = SYSCALLS.getStreamFromFD(fd); + if (old.fd === newfd) return -28; + // Check newfd is within range of valid open file descriptors. + if (newfd < 0 || newfd >= FS.MAX_OPEN_FDS) return -8; + var existing = FS.getStream(newfd); + if (existing) FS.close(existing); + return FS.dupStream(old, newfd).fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_faccessat(dirfd, path, amode, flags) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + if (amode & ~7) { + // need a valid mode + return -28; + } + var lookup = FS.lookupPath(path, { + follow: true, + }); + var node = lookup.node; + if (!node) { + return -44; + } + var perms = ''; + if (amode & 4) perms += 'r'; + if (amode & 2) perms += 'w'; + if (amode & 1) perms += 'x'; + if ( + perms && + /* otherwise, they've just passed F_OK */ FS.nodePermissions( + node, + perms + ) + ) { + return -2; + } + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var convertI32PairToI53Checked = (lo, hi) => + (hi + 2097152) >>> 0 < 4194305 - !!lo + ? (lo >>> 0) + hi * 4294967296 + : NaN; + + function ___syscall_fallocate( + fd, + mode, + offset_low, + offset_high, + len_low, + len_high + ) { + var offset = convertI32PairToI53Checked(offset_low, offset_high); + var len = convertI32PairToI53Checked(len_low, len_high); + try { + if (isNaN(offset)) return 61; + var stream = SYSCALLS.getStreamFromFD(fd); + FS.allocate(stream, offset, len); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_fchmod(fd, mode) { + try { + FS.fchmod(fd, mode); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_fchown32(fd, owner, group) { + try { + FS.fchown(fd, owner, group); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_fchownat(dirfd, path, owner, group, flags) { + try { + path = SYSCALLS.getStr(path); + var nofollow = flags & 256; + flags = flags & ~256; + path = SYSCALLS.calculateAt(dirfd, path); + (nofollow ? FS.lchown : FS.chown)(path, owner, group); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + /** @suppress {duplicate } */ var syscallGetVarargI = () => { + // the `+` prepended here is necessary to convince the JSCompiler that varargs is indeed a number. + var ret = HEAP32[+SYSCALLS.varargs >> 2]; + SYSCALLS.varargs += 4; + return ret; + }; + + var syscallGetVarargP = syscallGetVarargI; + + function ___syscall_fcntl64(fd, cmd, varargs) { + SYSCALLS.varargs = varargs; + try { + var stream = SYSCALLS.getStreamFromFD(fd); + switch (cmd) { + case 0: { + var arg = syscallGetVarargI(); + if (arg < 0) { + return -28; + } + while (FS.streams[arg]) { + arg++; + } + var newStream; + newStream = FS.dupStream(stream, arg); + return newStream.fd; + } + + case 1: + case 2: + return 0; + + // FD_CLOEXEC makes no sense for a single process. + case 3: + return stream.flags; + + case 4: { + var arg = syscallGetVarargI(); + stream.flags |= arg; + return 0; + } + + case 12: { + var arg = syscallGetVarargP(); + var offset = 0; + // We're always unlocked. + HEAP16[(arg + offset) >> 1] = 2; + return 0; + } + + case 13: + case 14: + return 0; + } + // Pretend that the locking is successful. + return -28; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_fdatasync(fd) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + return 0; + } catch (e) { + // we can't do anything synchronously; the in-memory FS is already synced to + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_fstat64(fd, buf) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + return SYSCALLS.doStat(FS.stat, stream.path, buf); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_ftruncate64(fd, length_low, length_high) { + var length = convertI32PairToI53Checked(length_low, length_high); + try { + if (isNaN(length)) return 61; + FS.ftruncate(fd, length); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var stringToUTF8 = (str, outPtr, maxBytesToWrite) => + stringToUTF8Array(str, HEAPU8, outPtr, maxBytesToWrite); + + Module['stringToUTF8'] = stringToUTF8; + + function ___syscall_getcwd(buf, size) { + try { + if (size === 0) return -28; + var cwd = FS.cwd(); + var cwdLengthInBytes = lengthBytesUTF8(cwd) + 1; + if (size < cwdLengthInBytes) return -68; + stringToUTF8(cwd, buf, size); + return cwdLengthInBytes; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_getdents64(fd, dirp, count) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + stream.getdents ||= FS.readdir(stream.path); + var struct_size = 280; + var pos = 0; + var off = FS.llseek(stream, 0, 1); + var startIdx = Math.floor(off / struct_size); + var endIdx = Math.min( + stream.getdents.length, + startIdx + Math.floor(count / struct_size) + ); + for (var idx = startIdx; idx < endIdx; idx++) { + var id; + var type; + var name = stream.getdents[idx]; + if (name === '.') { + id = stream.node.id; + type = 4; + } // DT_DIR + else if (name === '..') { + var lookup = FS.lookupPath(stream.path, { + parent: true, + }); + id = lookup.node.id; + type = 4; + } // DT_DIR + else { + var child; + try { + child = FS.lookupNode(stream.node, name); + } catch (e) { + // If the entry is not a directory, file, or symlink, nodefs + // lookupNode will raise EINVAL. Skip these and continue. + if (e?.errno === 28) { + continue; + } + throw e; + } + id = child.id; + type = FS.isChrdev(child.mode) + ? 2 // DT_CHR, character device. + : FS.isDir(child.mode) + ? 4 // DT_DIR, directory. + : FS.isLink(child.mode) + ? 10 // DT_LNK, symbolic link. + : 8; + } + // DT_REG, regular file. + (tempI64 = [ + id >>> 0, + ((tempDouble = id), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(dirp + pos) >> 2] = tempI64[0]), + (HEAP32[(dirp + pos + 4) >> 2] = tempI64[1]); + (tempI64 = [ + ((idx + 1) * struct_size) >>> 0, + ((tempDouble = (idx + 1) * struct_size), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(dirp + pos + 8) >> 2] = tempI64[0]), + (HEAP32[(dirp + pos + 12) >> 2] = tempI64[1]); + HEAP16[(dirp + pos + 16) >> 1] = 280; + HEAP8[dirp + pos + 18] = type; + stringToUTF8(name, dirp + pos + 19, 256); + pos += struct_size; + } + FS.llseek(stream, idx * struct_size, 0); + return pos; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_getpeername(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + if (!sock.daddr) { + return -53; + } + // The socket is not connected. + var errno = writeSockaddr( + addr, + sock.family, + DNS.lookup_name(sock.daddr), + sock.dport, + addrlen + ); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_getsockname(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + // TODO: sock.saddr should never be undefined, see TODO in websocket_sock_ops.getname + var errno = writeSockaddr( + addr, + sock.family, + DNS.lookup_name(sock.saddr || '0.0.0.0'), + sock.sport, + addrlen + ); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_getsockopt(fd, level, optname, optval, optlen, d1) { + try { + var sock = getSocketFromFD(fd); + // Minimal getsockopt aimed at resolving https://github.com/emscripten-core/emscripten/issues/2211 + // so only supports SOL_SOCKET with SO_ERROR. + if (level === 1) { + if (optname === 4) { + HEAP32[optval >> 2] = sock.error; + HEAP32[optlen >> 2] = 4; + sock.error = null; + // Clear the error (The SO_ERROR option obtains and then clears this field). + return 0; + } + } + return -50; + } catch (e) { + // The option is unknown at the level indicated. + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_ioctl(fd, op, varargs) { + SYSCALLS.varargs = varargs; + try { + var stream = SYSCALLS.getStreamFromFD(fd); + switch (op) { + case 21509: { + if (!stream.tty) return -59; + return 0; + } + + case 21505: { + if (!stream.tty) return -59; + if (stream.tty.ops.ioctl_tcgets) { + var termios = stream.tty.ops.ioctl_tcgets(stream); + var argp = syscallGetVarargP(); + HEAP32[argp >> 2] = termios.c_iflag || 0; + HEAP32[(argp + 4) >> 2] = termios.c_oflag || 0; + HEAP32[(argp + 8) >> 2] = termios.c_cflag || 0; + HEAP32[(argp + 12) >> 2] = termios.c_lflag || 0; + for (var i = 0; i < 32; i++) { + HEAP8[argp + i + 17] = termios.c_cc[i] || 0; + } + return 0; + } + return 0; + } + + case 21510: + case 21511: + case 21512: { + if (!stream.tty) return -59; + return 0; + } + + // no-op, not actually adjusting terminal settings + case 21506: + case 21507: + case 21508: { + if (!stream.tty) return -59; + if (stream.tty.ops.ioctl_tcsets) { + var argp = syscallGetVarargP(); + var c_iflag = HEAP32[argp >> 2]; + var c_oflag = HEAP32[(argp + 4) >> 2]; + var c_cflag = HEAP32[(argp + 8) >> 2]; + var c_lflag = HEAP32[(argp + 12) >> 2]; + var c_cc = []; + for (var i = 0; i < 32; i++) { + c_cc.push(HEAP8[argp + i + 17]); + } + return stream.tty.ops.ioctl_tcsets(stream.tty, op, { + c_iflag, + c_oflag, + c_cflag, + c_lflag, + c_cc, + }); + } + return 0; + } + + // no-op, not actually adjusting terminal settings + case 21519: { + if (!stream.tty) return -59; + var argp = syscallGetVarargP(); + HEAP32[argp >> 2] = 0; + return 0; + } + + case 21520: { + if (!stream.tty) return -59; + return -28; + } + + // not supported + case 21531: { + var argp = syscallGetVarargP(); + return FS.ioctl(stream, op, argp); + } + + case 21523: { + // TODO: in theory we should write to the winsize struct that gets + // passed in, but for now musl doesn't read anything on it + if (!stream.tty) return -59; + if (stream.tty.ops.ioctl_tiocgwinsz) { + var winsize = stream.tty.ops.ioctl_tiocgwinsz( + stream.tty + ); + var argp = syscallGetVarargP(); + HEAP16[argp >> 1] = winsize[0]; + HEAP16[(argp + 2) >> 1] = winsize[1]; + } + return 0; + } + + case 21524: { + // TODO: technically, this ioctl call should change the window size. + // but, since emscripten doesn't have any concept of a terminal window + // yet, we'll just silently throw it away as we do TIOCGWINSZ + if (!stream.tty) return -59; + return 0; + } + + case 21515: { + if (!stream.tty) return -59; + return 0; + } + + default: + return -28; + } + } catch (e) { + // not supported + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_listen(fd, backlog) { + try { + var sock = getSocketFromFD(fd); + sock.sock_ops.listen(sock, backlog); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_lstat64(path, buf) { + try { + path = SYSCALLS.getStr(path); + return SYSCALLS.doStat(FS.lstat, path, buf); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_mkdirat(dirfd, path, mode) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + FS.mkdir(path, mode, 0); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_newfstatat(dirfd, path, buf, flags) { + try { + path = SYSCALLS.getStr(path); + var nofollow = flags & 256; + var allowEmpty = flags & 4096; + flags = flags & ~6400; + path = SYSCALLS.calculateAt(dirfd, path, allowEmpty); + return SYSCALLS.doStat(nofollow ? FS.lstat : FS.stat, path, buf); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_openat(dirfd, path, flags, varargs) { + SYSCALLS.varargs = varargs; + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + var mode = varargs ? syscallGetVarargI() : 0; + return FS.open(path, flags, mode).fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var PIPEFS = { + BUCKET_BUFFER_SIZE: 8192, + mount(mount) { + // Do not pollute the real root directory or its child nodes with pipes + // Looks like it is OK to create another pseudo-root node not linked to the FS.root hierarchy this way + return FS.createNode(null, '/', 16384 | 511, 0); + }, + createPipe() { + var pipe = { + buckets: [], + // refcnt 2 because pipe has a read end and a write end. We need to be + // able to read from the read end after write end is closed. + refcnt: 2, + }; + pipe.buckets.push({ + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: 0, + roffset: 0, + }); + var rName = PIPEFS.nextname(); + var wName = PIPEFS.nextname(); + var rNode = FS.createNode(PIPEFS.root, rName, 4096, 0); + var wNode = FS.createNode(PIPEFS.root, wName, 4096, 0); + rNode.pipe = pipe; + wNode.pipe = pipe; + var readableStream = FS.createStream({ + path: rName, + node: rNode, + flags: 0, + seekable: false, + stream_ops: PIPEFS.stream_ops, + }); + rNode.stream = readableStream; + var writableStream = FS.createStream({ + path: wName, + node: wNode, + flags: 1, + seekable: false, + stream_ops: PIPEFS.stream_ops, + }); + wNode.stream = writableStream; + return { + readable_fd: readableStream.fd, + writable_fd: writableStream.fd, + }; + }, + stream_ops: { + poll(stream) { + var pipe = stream.node.pipe; + if ((stream.flags & 2097155) === 1) { + return 256 | 4; + } + if (pipe.buckets.length > 0) { + for (var i = 0; i < pipe.buckets.length; i++) { + var bucket = pipe.buckets[i]; + if (bucket.offset - bucket.roffset > 0) { + return 64 | 1; + } + } + } + return 0; + }, + ioctl(stream, request, varargs) { + return 28; + }, + fsync(stream) { + return 28; + }, + read(stream, buffer, offset, length, position) { + /* ignored */ var pipe = stream.node.pipe; + var currentLength = 0; + for (var i = 0; i < pipe.buckets.length; i++) { + var bucket = pipe.buckets[i]; + currentLength += bucket.offset - bucket.roffset; + } + var data = buffer.subarray(offset, offset + length); + if (length <= 0) { + return 0; + } + if (currentLength == 0) { + // Behave as if the read end is always non-blocking + throw new FS.ErrnoError(6); + } + var toRead = Math.min(currentLength, length); + var totalRead = toRead; + var toRemove = 0; + for (var i = 0; i < pipe.buckets.length; i++) { + var currBucket = pipe.buckets[i]; + var bucketSize = currBucket.offset - currBucket.roffset; + if (toRead <= bucketSize) { + var tmpSlice = currBucket.buffer.subarray( + currBucket.roffset, + currBucket.offset + ); + if (toRead < bucketSize) { + tmpSlice = tmpSlice.subarray(0, toRead); + currBucket.roffset += toRead; + } else { + toRemove++; + } + data.set(tmpSlice); + break; + } else { + var tmpSlice = currBucket.buffer.subarray( + currBucket.roffset, + currBucket.offset + ); + data.set(tmpSlice); + data = data.subarray(tmpSlice.byteLength); + toRead -= tmpSlice.byteLength; + toRemove++; + } + } + if (toRemove && toRemove == pipe.buckets.length) { + // Do not generate excessive garbage in use cases such as + // write several bytes, read everything, write several bytes, read everything... + toRemove--; + pipe.buckets[toRemove].offset = 0; + pipe.buckets[toRemove].roffset = 0; + } + pipe.buckets.splice(0, toRemove); + return totalRead; + }, + write(stream, buffer, offset, length, position) { + /* ignored */ var pipe = stream.node.pipe; + var data = buffer.subarray(offset, offset + length); + var dataLen = data.byteLength; + if (dataLen <= 0) { + return 0; + } + var currBucket = null; + if (pipe.buckets.length == 0) { + currBucket = { + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: 0, + roffset: 0, + }; + pipe.buckets.push(currBucket); + } else { + currBucket = pipe.buckets[pipe.buckets.length - 1]; + } + assert(currBucket.offset <= PIPEFS.BUCKET_BUFFER_SIZE); + var freeBytesInCurrBuffer = + PIPEFS.BUCKET_BUFFER_SIZE - currBucket.offset; + if (freeBytesInCurrBuffer >= dataLen) { + currBucket.buffer.set(data, currBucket.offset); + currBucket.offset += dataLen; + return dataLen; + } else if (freeBytesInCurrBuffer > 0) { + currBucket.buffer.set( + data.subarray(0, freeBytesInCurrBuffer), + currBucket.offset + ); + currBucket.offset += freeBytesInCurrBuffer; + data = data.subarray( + freeBytesInCurrBuffer, + data.byteLength + ); + } + var numBuckets = + (data.byteLength / PIPEFS.BUCKET_BUFFER_SIZE) | 0; + var remElements = data.byteLength % PIPEFS.BUCKET_BUFFER_SIZE; + for (var i = 0; i < numBuckets; i++) { + var newBucket = { + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: PIPEFS.BUCKET_BUFFER_SIZE, + roffset: 0, + }; + pipe.buckets.push(newBucket); + newBucket.buffer.set( + data.subarray(0, PIPEFS.BUCKET_BUFFER_SIZE) + ); + data = data.subarray( + PIPEFS.BUCKET_BUFFER_SIZE, + data.byteLength + ); + } + if (remElements > 0) { + var newBucket = { + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: data.byteLength, + roffset: 0, + }; + pipe.buckets.push(newBucket); + newBucket.buffer.set(data); + } + return dataLen; + }, + close(stream) { + var pipe = stream.node.pipe; + pipe.refcnt--; + if (pipe.refcnt === 0) { + pipe.buckets = null; + } + }, + }, + nextname() { + if (!PIPEFS.nextname.current) { + PIPEFS.nextname.current = 0; + } + return 'pipe[' + PIPEFS.nextname.current++ + ']'; + }, + }; + + function ___syscall_pipe(fdPtr) { + try { + if (fdPtr == 0) { + throw new FS.ErrnoError(21); + } + var res = PIPEFS.createPipe(); + HEAP32[fdPtr >> 2] = res.readable_fd; + HEAP32[(fdPtr + 4) >> 2] = res.writable_fd; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_poll(fds, nfds, timeout) { + try { + var nonzero = 0; + for (var i = 0; i < nfds; i++) { + var pollfd = fds + 8 * i; + var fd = HEAP32[pollfd >> 2]; + var events = HEAP16[(pollfd + 4) >> 1]; + var mask = 32; + var stream = FS.getStream(fd); + if (stream) { + mask = SYSCALLS.DEFAULT_POLLMASK; + if (stream.stream_ops?.poll) { + mask = stream.stream_ops.poll(stream, -1); + } + } + mask &= events | 8 | 16; + if (mask) nonzero++; + HEAP16[(pollfd + 6) >> 1] = mask; + } + return nonzero; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_readlinkat(dirfd, path, buf, bufsize) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + if (bufsize <= 0) return -28; + var ret = FS.readlink(path); + var len = Math.min(bufsize, lengthBytesUTF8(ret)); + var endChar = HEAP8[buf + len]; + stringToUTF8(ret, buf, bufsize + 1); + // readlink is one of the rare functions that write out a C string, but does never append a null to the output buffer(!) + // stringToUTF8() always appends a null byte, so restore the character under the null byte after the write. + HEAP8[buf + len] = endChar; + return len; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_recvfrom(fd, buf, len, flags, addr, addrlen) { + try { + var sock = getSocketFromFD(fd); + var msg = sock.sock_ops.recvmsg( + sock, + len, + typeof flags !== 'undefined' ? flags : 0 + ); + if (!msg) return 0; + // socket is closed + if (addr) { + var errno = writeSockaddr( + addr, + sock.family, + DNS.lookup_name(msg.addr), + msg.port, + addrlen + ); + } + HEAPU8.set(msg.buffer, buf); + return msg.buffer.byteLength; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_renameat(olddirfd, oldpath, newdirfd, newpath) { + try { + oldpath = SYSCALLS.getStr(oldpath); + newpath = SYSCALLS.getStr(newpath); + oldpath = SYSCALLS.calculateAt(olddirfd, oldpath); + newpath = SYSCALLS.calculateAt(newdirfd, newpath); + FS.rename(oldpath, newpath); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_rmdir(path) { + try { + path = SYSCALLS.getStr(path); + FS.rmdir(path); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_sendto(fd, message, length, flags, addr, addr_len) { + try { + var sock = getSocketFromFD(fd); + if (!addr) { + // send, no address provided + return FS.write(sock.stream, HEAP8, message, length); + } + var dest = getSocketAddress(addr, addr_len); + // sendto an address + return sock.sock_ops.sendmsg( + sock, + HEAP8, + message, + length, + dest.addr, + dest.port + ); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_socket(domain, type, protocol) { + try { + var sock = SOCKFS.createSocket(domain, type, protocol); + return sock.stream.fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_stat64(path, buf) { + try { + path = SYSCALLS.getStr(path); + return SYSCALLS.doStat(FS.stat, path, buf); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_statfs64(path, size, buf) { + try { + var stats = FS.statfs(SYSCALLS.getStr(path)); + HEAP32[(buf + 4) >> 2] = stats.bsize; + HEAP32[(buf + 40) >> 2] = stats.bsize; + HEAP32[(buf + 8) >> 2] = stats.blocks; + HEAP32[(buf + 12) >> 2] = stats.bfree; + HEAP32[(buf + 16) >> 2] = stats.bavail; + HEAP32[(buf + 20) >> 2] = stats.files; + HEAP32[(buf + 24) >> 2] = stats.ffree; + HEAP32[(buf + 28) >> 2] = stats.fsid; + HEAP32[(buf + 44) >> 2] = stats.flags; + // ST_NOSUID + HEAP32[(buf + 36) >> 2] = stats.namelen; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_symlinkat(target, dirfd, linkpath) { + try { + target = SYSCALLS.getStr(target); + linkpath = SYSCALLS.getStr(linkpath); + linkpath = SYSCALLS.calculateAt(dirfd, linkpath); + FS.symlink(target, linkpath); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_unlinkat(dirfd, path, flags) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + if (flags === 0) { + FS.unlink(path); + } else if (flags === 512) { + FS.rmdir(path); + } else { + abort('Invalid flags passed to unlinkat'); + } + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var readI53FromI64 = (ptr) => + HEAPU32[ptr >> 2] + HEAP32[(ptr + 4) >> 2] * 4294967296; + + function ___syscall_utimensat(dirfd, path, times, flags) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path, true); + var now = Date.now(), + atime, + mtime; + if (!times) { + atime = now; + mtime = now; + } else { + var seconds = readI53FromI64(times); + var nanoseconds = HEAP32[(times + 8) >> 2]; + if (nanoseconds == 1073741823) { + atime = now; + } else if (nanoseconds == 1073741822) { + atime = null; + } else { + atime = seconds * 1e3 + nanoseconds / (1e3 * 1e3); + } + times += 16; + seconds = readI53FromI64(times); + nanoseconds = HEAP32[(times + 8) >> 2]; + if (nanoseconds == 1073741823) { + mtime = now; + } else if (nanoseconds == 1073741822) { + mtime = null; + } else { + mtime = seconds * 1e3 + nanoseconds / (1e3 * 1e3); + } + } + // null here means UTIME_OMIT was passed. If both were set to UTIME_OMIT then + // we can skip the call completely. + if ((mtime ?? atime) !== null) { + FS.utime(path, atime, mtime); + } + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var __abort_js = () => abort(''); + + var __emscripten_lookup_name = (name) => { + // uint32_t _emscripten_lookup_name(const char *name); + var nameString = UTF8ToString(name); + return inetPton4(DNS.lookup_name(nameString)); + }; + + var __emscripten_memcpy_js = (dest, src, num) => + HEAPU8.copyWithin(dest, src, src + num); + + var runtimeKeepaliveCounter = 0; + + var __emscripten_runtime_keepalive_clear = () => { + noExitRuntime = false; + runtimeKeepaliveCounter = 0; + }; + + function __gmtime_js(time_low, time_high, tmPtr) { + var time = convertI32PairToI53Checked(time_low, time_high); + var date = new Date(time * 1e3); + HEAP32[tmPtr >> 2] = date.getUTCSeconds(); + HEAP32[(tmPtr + 4) >> 2] = date.getUTCMinutes(); + HEAP32[(tmPtr + 8) >> 2] = date.getUTCHours(); + HEAP32[(tmPtr + 12) >> 2] = date.getUTCDate(); + HEAP32[(tmPtr + 16) >> 2] = date.getUTCMonth(); + HEAP32[(tmPtr + 20) >> 2] = date.getUTCFullYear() - 1900; + HEAP32[(tmPtr + 24) >> 2] = date.getUTCDay(); + var start = Date.UTC(date.getUTCFullYear(), 0, 1, 0, 0, 0, 0); + var yday = ((date.getTime() - start) / (1e3 * 60 * 60 * 24)) | 0; + HEAP32[(tmPtr + 28) >> 2] = yday; + } + + var isLeapYear = (year) => + year % 4 === 0 && (year % 100 !== 0 || year % 400 === 0); + + var MONTH_DAYS_LEAP_CUMULATIVE = [ + 0, 31, 60, 91, 121, 152, 182, 213, 244, 274, 305, 335, + ]; + + var MONTH_DAYS_REGULAR_CUMULATIVE = [ + 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334, + ]; + + var ydayFromDate = (date) => { + var leap = isLeapYear(date.getFullYear()); + var monthDaysCumulative = leap + ? MONTH_DAYS_LEAP_CUMULATIVE + : MONTH_DAYS_REGULAR_CUMULATIVE; + var yday = monthDaysCumulative[date.getMonth()] + date.getDate() - 1; + // -1 since it's days since Jan 1 + return yday; + }; + + function __localtime_js(time_low, time_high, tmPtr) { + var time = convertI32PairToI53Checked(time_low, time_high); + var date = new Date(time * 1e3); + HEAP32[tmPtr >> 2] = date.getSeconds(); + HEAP32[(tmPtr + 4) >> 2] = date.getMinutes(); + HEAP32[(tmPtr + 8) >> 2] = date.getHours(); + HEAP32[(tmPtr + 12) >> 2] = date.getDate(); + HEAP32[(tmPtr + 16) >> 2] = date.getMonth(); + HEAP32[(tmPtr + 20) >> 2] = date.getFullYear() - 1900; + HEAP32[(tmPtr + 24) >> 2] = date.getDay(); + var yday = ydayFromDate(date) | 0; + HEAP32[(tmPtr + 28) >> 2] = yday; + HEAP32[(tmPtr + 36) >> 2] = -(date.getTimezoneOffset() * 60); + // Attention: DST is in December in South, and some regions don't have DST at all. + var start = new Date(date.getFullYear(), 0, 1); + var summerOffset = new Date( + date.getFullYear(), + 6, + 1 + ).getTimezoneOffset(); + var winterOffset = start.getTimezoneOffset(); + var dst = + (summerOffset != winterOffset && + date.getTimezoneOffset() == + Math.min(winterOffset, summerOffset)) | 0; + HEAP32[(tmPtr + 32) >> 2] = dst; + } + + /** @suppress {duplicate } */ var setTempRet0 = (val) => + __emscripten_tempret_set(val); + + var __mktime_js = function (tmPtr) { + var ret = (() => { + var date = new Date( + HEAP32[(tmPtr + 20) >> 2] + 1900, + HEAP32[(tmPtr + 16) >> 2], + HEAP32[(tmPtr + 12) >> 2], + HEAP32[(tmPtr + 8) >> 2], + HEAP32[(tmPtr + 4) >> 2], + HEAP32[tmPtr >> 2], + 0 + ); + // There's an ambiguous hour when the time goes back; the tm_isdst field is + // used to disambiguate it. Date() basically guesses, so we fix it up if it + // guessed wrong, or fill in tm_isdst with the guess if it's -1. + var dst = HEAP32[(tmPtr + 32) >> 2]; + var guessedOffset = date.getTimezoneOffset(); + var start = new Date(date.getFullYear(), 0, 1); + var summerOffset = new Date( + date.getFullYear(), + 6, + 1 + ).getTimezoneOffset(); + var winterOffset = start.getTimezoneOffset(); + var dstOffset = Math.min(winterOffset, summerOffset); + // DST is in December in South + if (dst < 0) { + // Attention: some regions don't have DST at all. + HEAP32[(tmPtr + 32) >> 2] = Number( + summerOffset != winterOffset && dstOffset == guessedOffset + ); + } else if (dst > 0 != (dstOffset == guessedOffset)) { + var nonDstOffset = Math.max(winterOffset, summerOffset); + var trueOffset = dst > 0 ? dstOffset : nonDstOffset; + // Don't try setMinutes(date.getMinutes() + ...) -- it's messed up. + date.setTime( + date.getTime() + (trueOffset - guessedOffset) * 6e4 + ); + } + HEAP32[(tmPtr + 24) >> 2] = date.getDay(); + var yday = ydayFromDate(date) | 0; + HEAP32[(tmPtr + 28) >> 2] = yday; + // To match expected behavior, update fields from date + HEAP32[tmPtr >> 2] = date.getSeconds(); + HEAP32[(tmPtr + 4) >> 2] = date.getMinutes(); + HEAP32[(tmPtr + 8) >> 2] = date.getHours(); + HEAP32[(tmPtr + 12) >> 2] = date.getDate(); + HEAP32[(tmPtr + 16) >> 2] = date.getMonth(); + HEAP32[(tmPtr + 20) >> 2] = date.getYear(); + var timeMs = date.getTime(); + if (isNaN(timeMs)) { + return -1; + } + // Return time in microseconds + return timeMs / 1e3; + })(); + return ( + setTempRet0( + ((tempDouble = ret), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0) + ), + ret >>> 0 + ); + }; + + function __mmap_js( + len, + prot, + flags, + fd, + offset_low, + offset_high, + allocated, + addr + ) { + var offset = convertI32PairToI53Checked(offset_low, offset_high); + try { + if (isNaN(offset)) return 61; + var stream = SYSCALLS.getStreamFromFD(fd); + var res = FS.mmap(stream, len, offset, prot, flags); + var ptr = res.ptr; + HEAP32[allocated >> 2] = res.allocated; + HEAPU32[addr >> 2] = ptr; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function __munmap_js(addr, len, prot, flags, fd, offset_low, offset_high) { + var offset = convertI32PairToI53Checked(offset_low, offset_high); + try { + var stream = SYSCALLS.getStreamFromFD(fd); + if (prot & 2) { + SYSCALLS.doMsync(addr, stream, len, flags, offset); + } + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var timers = {}; + + var handleException = (e) => { + // Certain exception types we do not treat as errors since they are used for + // internal control flow. + // 1. ExitStatus, which is thrown by exit() + // 2. "unwind", which is thrown by emscripten_unwind_to_js_event_loop() and others + // that wish to return to JS event loop. + if (e instanceof ExitStatus || e == 'unwind') { + return EXITSTATUS; + } + quit_(1, e); + }; + + var keepRuntimeAlive = () => noExitRuntime || runtimeKeepaliveCounter > 0; + + var _proc_exit = (code) => { + EXITSTATUS = code; + if (!keepRuntimeAlive()) { + Module['onExit']?.(code); + ABORT = true; + } + quit_(code, new ExitStatus(code)); + }; + + /** @suppress {duplicate } */ /** @param {boolean|number=} implicit */ var exitJS = + (status, implicit) => { + EXITSTATUS = status; + if (!keepRuntimeAlive()) { + exitRuntime(); + } + _proc_exit(status); + }; + + var _exit = exitJS; + + Module['_exit'] = _exit; + + var maybeExit = () => { + if (runtimeExited) { + return; + } + if (!keepRuntimeAlive()) { + try { + _exit(EXITSTATUS); + } catch (e) { + handleException(e); + } + } + }; + + var callUserCallback = (func) => { + if (runtimeExited || ABORT) { + return; + } + try { + func(); + maybeExit(); + } catch (e) { + handleException(e); + } + }; + + var _emscripten_get_now = () => performance.now(); + + var __setitimer_js = (which, timeout_ms) => { + // First, clear any existing timer. + if (timers[which]) { + clearTimeout(timers[which].id); + delete timers[which]; + } + // A timeout of zero simply cancels the current timeout so we have nothing + // more to do. + if (!timeout_ms) return 0; + var id = setTimeout(() => { + delete timers[which]; + callUserCallback(() => + __emscripten_timeout(which, _emscripten_get_now()) + ); + }, timeout_ms); + timers[which] = { + id, + timeout_ms, + }; + return 0; + }; + + var __tzset_js = (timezone, daylight, std_name, dst_name) => { + // TODO: Use (malleable) environment variables instead of system settings. + var currentYear = new Date().getFullYear(); + var winter = new Date(currentYear, 0, 1); + var summer = new Date(currentYear, 6, 1); + var winterOffset = winter.getTimezoneOffset(); + var summerOffset = summer.getTimezoneOffset(); + // Local standard timezone offset. Local standard time is not adjusted for + // daylight savings. This code uses the fact that getTimezoneOffset returns + // a greater value during Standard Time versus Daylight Saving Time (DST). + // Thus it determines the expected output during Standard Time, and it + // compares whether the output of the given date the same (Standard) or less + // (DST). + var stdTimezoneOffset = Math.max(winterOffset, summerOffset); + // timezone is specified as seconds west of UTC ("The external variable + // `timezone` shall be set to the difference, in seconds, between + // Coordinated Universal Time (UTC) and local standard time."), the same + // as returned by stdTimezoneOffset. + // See http://pubs.opengroup.org/onlinepubs/009695399/functions/tzset.html + HEAPU32[timezone >> 2] = stdTimezoneOffset * 60; + HEAP32[daylight >> 2] = Number(winterOffset != summerOffset); + var extractZone = (timezoneOffset) => { + // Why inverse sign? + // Read here https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Date/getTimezoneOffset + var sign = timezoneOffset >= 0 ? '-' : '+'; + var absOffset = Math.abs(timezoneOffset); + var hours = String(Math.floor(absOffset / 60)).padStart(2, '0'); + var minutes = String(absOffset % 60).padStart(2, '0'); + return `UTC${sign}${hours}${minutes}`; + }; + var winterName = extractZone(winterOffset); + var summerName = extractZone(summerOffset); + if (summerOffset < winterOffset) { + // Northern hemisphere + stringToUTF8(winterName, std_name, 17); + stringToUTF8(summerName, dst_name, 17); + } else { + stringToUTF8(winterName, dst_name, 17); + stringToUTF8(summerName, std_name, 17); + } + }; + + var _emscripten_date_now = () => Date.now(); + + var nowIsMonotonic = 1; + + var checkWasiClock = (clock_id) => clock_id >= 0 && clock_id <= 3; + + function _clock_time_get( + clk_id, + ignored_precision_low, + ignored_precision_high, + ptime + ) { + var ignored_precision = convertI32PairToI53Checked( + ignored_precision_low, + ignored_precision_high + ); + if (!checkWasiClock(clk_id)) { + return 28; + } + var now; + // all wasi clocks but realtime are monotonic + if (clk_id === 0) { + now = _emscripten_date_now(); + } else if (nowIsMonotonic) { + now = _emscripten_get_now(); + } else { + return 52; + } + // "now" is in ms, and wasi times are in ns. + var nsec = Math.round(now * 1e3 * 1e3); + (tempI64 = [ + nsec >>> 0, + ((tempDouble = nsec), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[ptime >> 2] = tempI64[0]), + (HEAP32[(ptime + 4) >> 2] = tempI64[1]); + return 0; + } + + var getHeapMax = () => + // Stay one Wasm page short of 4GB: while e.g. Chrome is able to allocate + // full 4GB Wasm memories, the size will wrap back to 0 bytes in Wasm side + // for any code that deals with heap sizes, which would require special + // casing all heap size related code to treat 0 specially. + 2147483648; + + var _emscripten_get_heap_max = () => getHeapMax(); + + var growMemory = (size) => { + var b = wasmMemory.buffer; + var pages = ((size - b.byteLength + 65535) / 65536) | 0; + try { + // round size grow request up to wasm page size (fixed 64KB per spec) + wasmMemory.grow(pages); + // .grow() takes a delta compared to the previous size + updateMemoryViews(); + return 1; + } /*success*/ catch (e) {} + }; + + // implicit 0 return to save code size (caller will cast "undefined" into 0 + // anyhow) + var _emscripten_resize_heap = (requestedSize) => { + var oldSize = HEAPU8.length; + // With CAN_ADDRESS_2GB or MEMORY64, pointers are already unsigned. + requestedSize >>>= 0; + // With multithreaded builds, races can happen (another thread might increase the size + // in between), so return a failure, and let the caller retry. + // Memory resize rules: + // 1. Always increase heap size to at least the requested size, rounded up + // to next page multiple. + // 2a. If MEMORY_GROWTH_LINEAR_STEP == -1, excessively resize the heap + // geometrically: increase the heap size according to + // MEMORY_GROWTH_GEOMETRIC_STEP factor (default +20%), At most + // overreserve by MEMORY_GROWTH_GEOMETRIC_CAP bytes (default 96MB). + // 2b. If MEMORY_GROWTH_LINEAR_STEP != -1, excessively resize the heap + // linearly: increase the heap size by at least + // MEMORY_GROWTH_LINEAR_STEP bytes. + // 3. Max size for the heap is capped at 2048MB-WASM_PAGE_SIZE, or by + // MAXIMUM_MEMORY, or by ASAN limit, depending on which is smallest + // 4. If we were unable to allocate as much memory, it may be due to + // over-eager decision to excessively reserve due to (3) above. + // Hence if an allocation fails, cut down on the amount of excess + // growth, in an attempt to succeed to perform a smaller allocation. + // A limit is set for how much we can grow. We should not exceed that + // (the wasm binary specifies it, so if we tried, we'd fail anyhow). + var maxHeapSize = getHeapMax(); + if (requestedSize > maxHeapSize) { + return false; + } + // Loop through potential heap size increases. If we attempt a too eager + // reservation that fails, cut down on the attempted size and reserve a + // smaller bump instead. (max 3 times, chosen somewhat arbitrarily) + for (var cutDown = 1; cutDown <= 4; cutDown *= 2) { + var overGrownHeapSize = oldSize * (1 + 0.2 / cutDown); + // ensure geometric growth + // but limit overreserving (default to capping at +96MB overgrowth at most) + overGrownHeapSize = Math.min( + overGrownHeapSize, + requestedSize + 100663296 + ); + var newSize = Math.min( + maxHeapSize, + alignMemory(Math.max(requestedSize, overGrownHeapSize), 65536) + ); + var replacement = growMemory(newSize); + if (replacement) { + return true; + } + } + return false; + }; + + var runtimeKeepalivePush = () => { + runtimeKeepaliveCounter += 1; + }; + + var runtimeKeepalivePop = () => { + runtimeKeepaliveCounter -= 1; + }; + + /** @param {number=} timeout */ var safeSetTimeout = (func, timeout) => { + runtimeKeepalivePush(); + return setTimeout(() => { + runtimeKeepalivePop(); + callUserCallback(func); + }, timeout); + }; + + var _emscripten_sleep = (ms) => + Asyncify.handleSleep((wakeUp) => safeSetTimeout(wakeUp, ms)); + + Module['_emscripten_sleep'] = _emscripten_sleep; + + _emscripten_sleep.isAsync = true; + + var ENV = PHPLoader.ENV || {}; + + var getExecutableName = () => thisProgram || './this.program'; + + var getEnvStrings = () => { + if (!getEnvStrings.strings) { + // Default values. + // Browser language detection #8751 + var lang = + ( + (typeof navigator == 'object' && + navigator.languages && + navigator.languages[0]) || + 'C' + ).replace('-', '_') + '.UTF-8'; + var env = { + USER: 'web_user', + LOGNAME: 'web_user', + PATH: '/', + PWD: '/', + HOME: '/home/web_user', + LANG: lang, + _: getExecutableName(), + }; + // Apply the user-provided values, if any. + for (var x in ENV) { + // x is a key in ENV; if ENV[x] is undefined, that means it was + // explicitly set to be so. We allow user code to do that to + // force variables with default values to remain unset. + if (ENV[x] === undefined) delete env[x]; + else env[x] = ENV[x]; + } + var strings = []; + for (var x in env) { + strings.push(`${x}=${env[x]}`); + } + getEnvStrings.strings = strings; + } + return getEnvStrings.strings; + }; + + var stringToAscii = (str, buffer) => { + for (var i = 0; i < str.length; ++i) { + HEAP8[buffer++] = str.charCodeAt(i); + } + // Null-terminate the string + HEAP8[buffer] = 0; + }; + + var _environ_get = (__environ, environ_buf) => { + var bufSize = 0; + getEnvStrings().forEach((string, i) => { + var ptr = environ_buf + bufSize; + HEAPU32[(__environ + i * 4) >> 2] = ptr; + stringToAscii(string, ptr); + bufSize += string.length + 1; + }); + return 0; + }; + + var _environ_sizes_get = (penviron_count, penviron_buf_size) => { + var strings = getEnvStrings(); + HEAPU32[penviron_count >> 2] = strings.length; + var bufSize = 0; + strings.forEach((string) => (bufSize += string.length + 1)); + HEAPU32[penviron_buf_size >> 2] = bufSize; + return 0; + }; + + function _fd_close(fd) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + FS.close(stream); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + function _fd_fdstat_get(fd, pbuf) { + try { + var rightsBase = 0; + var rightsInheriting = 0; + var flags = 0; + { + var stream = SYSCALLS.getStreamFromFD(fd); + // All character devices are terminals (other things a Linux system would + // assume is a character device, like the mouse, we have special APIs for). + var type = stream.tty + ? 2 + : FS.isDir(stream.mode) + ? 3 + : FS.isLink(stream.mode) + ? 7 + : 4; + } + HEAP8[pbuf] = type; + HEAP16[(pbuf + 2) >> 1] = flags; + (tempI64 = [ + rightsBase >>> 0, + ((tempDouble = rightsBase), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(pbuf + 8) >> 2] = tempI64[0]), + (HEAP32[(pbuf + 12) >> 2] = tempI64[1]); + (tempI64 = [ + rightsInheriting >>> 0, + ((tempDouble = rightsInheriting), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(pbuf + 16) >> 2] = tempI64[0]), + (HEAP32[(pbuf + 20) >> 2] = tempI64[1]); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + /** @param {number=} offset */ var doReadv = ( + stream, + iov, + iovcnt, + offset + ) => { + var ret = 0; + for (var i = 0; i < iovcnt; i++) { + var ptr = HEAPU32[iov >> 2]; + var len = HEAPU32[(iov + 4) >> 2]; + iov += 8; + var curr = FS.read(stream, HEAP8, ptr, len, offset); + if (curr < 0) return -1; + ret += curr; + if (curr < len) break; + // nothing more to read + if (typeof offset != 'undefined') { + offset += curr; + } + } + return ret; + }; + + function _fd_read(fd, iov, iovcnt, pnum) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + var num = doReadv(stream, iov, iovcnt); + HEAPU32[pnum >> 2] = num; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + function _fd_seek(fd, offset_low, offset_high, whence, newOffset) { + var offset = convertI32PairToI53Checked(offset_low, offset_high); + try { + if (isNaN(offset)) return 61; + var stream = SYSCALLS.getStreamFromFD(fd); + FS.llseek(stream, offset, whence); + (tempI64 = [ + stream.position >>> 0, + ((tempDouble = stream.position), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[newOffset >> 2] = tempI64[0]), + (HEAP32[(newOffset + 4) >> 2] = tempI64[1]); + if (stream.getdents && offset === 0 && whence === 0) + stream.getdents = null; + // reset readdir state + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + /** @param {number=} offset */ var doWritev = ( + stream, + iov, + iovcnt, + offset + ) => { + var ret = 0; + for (var i = 0; i < iovcnt; i++) { + var ptr = HEAPU32[iov >> 2]; + var len = HEAPU32[(iov + 4) >> 2]; + iov += 8; + var curr = FS.write(stream, HEAP8, ptr, len, offset); + if (curr < 0) return -1; + ret += curr; + if (curr < len) { + // No more space to write. + break; + } + if (typeof offset != 'undefined') { + offset += curr; + } + } + return ret; + }; + + function _fd_write(fd, iov, iovcnt, pnum) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + var num = doWritev(stream, iov, iovcnt); + HEAPU32[pnum >> 2] = num; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + var _getaddrinfo = (node, service, hint, out) => { + var addr = 0; + var port = 0; + var flags = 0; + var family = 0; + var type = 0; + var proto = 0; + var ai; + function allocaddrinfo(family, type, proto, canon, addr, port) { + var sa, salen, ai; + var errno; + salen = family === 10 ? 28 : 16; + addr = family === 10 ? inetNtop6(addr) : inetNtop4(addr); + sa = _malloc(salen); + errno = writeSockaddr(sa, family, addr, port); + assert(!errno); + ai = _malloc(32); + HEAP32[(ai + 4) >> 2] = family; + HEAP32[(ai + 8) >> 2] = type; + HEAP32[(ai + 12) >> 2] = proto; + HEAPU32[(ai + 24) >> 2] = canon; + HEAPU32[(ai + 20) >> 2] = sa; + if (family === 10) { + HEAP32[(ai + 16) >> 2] = 28; + } else { + HEAP32[(ai + 16) >> 2] = 16; + } + HEAP32[(ai + 28) >> 2] = 0; + return ai; + } + if (hint) { + flags = HEAP32[hint >> 2]; + family = HEAP32[(hint + 4) >> 2]; + type = HEAP32[(hint + 8) >> 2]; + proto = HEAP32[(hint + 12) >> 2]; + } + if (type && !proto) { + proto = type === 2 ? 17 : 6; + } + if (!type && proto) { + type = proto === 17 ? 2 : 1; + } + // If type or proto are set to zero in hints we should really be returning multiple addrinfo values, but for + // now default to a TCP STREAM socket so we can at least return a sensible addrinfo given NULL hints. + if (proto === 0) { + proto = 6; + } + if (type === 0) { + type = 1; + } + if (!node && !service) { + return -2; + } + if (flags & ~(1 | 2 | 4 | 1024 | 8 | 16 | 32)) { + return -1; + } + if (hint !== 0 && HEAP32[hint >> 2] & 2 && !node) { + return -1; + } + if (flags & 32) { + // TODO + return -2; + } + if (type !== 0 && type !== 1 && type !== 2) { + return -7; + } + if (family !== 0 && family !== 2 && family !== 10) { + return -6; + } + if (service) { + service = UTF8ToString(service); + port = parseInt(service, 10); + if (isNaN(port)) { + if (flags & 1024) { + return -2; + } + // TODO support resolving well-known service names from: + // http://www.iana.org/assignments/service-names-port-numbers/service-names-port-numbers.txt + return -8; + } + } + if (!node) { + if (family === 0) { + family = 2; + } + if ((flags & 1) === 0) { + if (family === 2) { + addr = _htonl(2130706433); + } else { + addr = [0, 0, 0, _htonl(1)]; + } + } + ai = allocaddrinfo(family, type, proto, null, addr, port); + HEAPU32[out >> 2] = ai; + return 0; + } + // try as a numeric address + node = UTF8ToString(node); + addr = inetPton4(node); + if (addr !== null) { + // incoming node is a valid ipv4 address + if (family === 0 || family === 2) { + family = 2; + } else if (family === 10 && flags & 8) { + addr = [0, 0, _htonl(65535), addr]; + family = 10; + } else { + return -2; + } + } else { + addr = inetPton6(node); + if (addr !== null) { + // incoming node is a valid ipv6 address + if (family === 0 || family === 10) { + family = 10; + } else { + return -2; + } + } + } + if (addr != null) { + ai = allocaddrinfo(family, type, proto, node, addr, port); + HEAPU32[out >> 2] = ai; + return 0; + } + if (flags & 4) { + return -2; + } + // try as a hostname + // resolve the hostname to a temporary fake address + node = DNS.lookup_name(node); + addr = inetPton4(node); + if (family === 0) { + family = 2; + } else if (family === 10) { + addr = [0, 0, _htonl(65535), addr]; + } + ai = allocaddrinfo(family, type, proto, null, addr, port); + HEAPU32[out >> 2] = ai; + return 0; + }; + + var _getnameinfo = (sa, salen, node, nodelen, serv, servlen, flags) => { + var info = readSockaddr(sa, salen); + if (info.errno) { + return -6; + } + var port = info.port; + var addr = info.addr; + var overflowed = false; + if (node && nodelen) { + var lookup; + if (flags & 1 || !(lookup = DNS.lookup_addr(addr))) { + if (flags & 8) { + return -2; + } + } else { + addr = lookup; + } + var numBytesWrittenExclNull = stringToUTF8(addr, node, nodelen); + if (numBytesWrittenExclNull + 1 >= nodelen) { + overflowed = true; + } + } + if (serv && servlen) { + port = '' + port; + var numBytesWrittenExclNull = stringToUTF8(port, serv, servlen); + if (numBytesWrittenExclNull + 1 >= servlen) { + overflowed = true; + } + } + if (overflowed) { + // Note: even when we overflow, getnameinfo() is specced to write out the truncated results. + return -12; + } + return 0; + }; + + var Protocols = { + list: [], + map: {}, + }; + + var _setprotoent = (stayopen) => { + // void setprotoent(int stayopen); + // Allocate and populate a protoent structure given a name, protocol number and array of aliases + function allocprotoent(name, proto, aliases) { + // write name into buffer + var nameBuf = _malloc(name.length + 1); + stringToAscii(name, nameBuf); + // write aliases into buffer + var j = 0; + var length = aliases.length; + var aliasListBuf = _malloc((length + 1) * 4); + // Use length + 1 so we have space for the terminating NULL ptr. + for (var i = 0; i < length; i++, j += 4) { + var alias = aliases[i]; + var aliasBuf = _malloc(alias.length + 1); + stringToAscii(alias, aliasBuf); + HEAPU32[(aliasListBuf + j) >> 2] = aliasBuf; + } + HEAPU32[(aliasListBuf + j) >> 2] = 0; + // Terminating NULL pointer. + // generate protoent + var pe = _malloc(12); + HEAPU32[pe >> 2] = nameBuf; + HEAPU32[(pe + 4) >> 2] = aliasListBuf; + HEAP32[(pe + 8) >> 2] = proto; + return pe; + } + // Populate the protocol 'database'. The entries are limited to tcp and udp, though it is fairly trivial + // to add extra entries from /etc/protocols if desired - though not sure if that'd actually be useful. + var list = Protocols.list; + var map = Protocols.map; + if (list.length === 0) { + var entry = allocprotoent('tcp', 6, ['TCP']); + list.push(entry); + map['tcp'] = map['6'] = entry; + entry = allocprotoent('udp', 17, ['UDP']); + list.push(entry); + map['udp'] = map['17'] = entry; + } + _setprotoent.index = 0; + }; + + var _getprotobyname = (name) => { + // struct protoent *getprotobyname(const char *); + name = UTF8ToString(name); + _setprotoent(true); + var result = Protocols.map[name]; + return result; + }; + + var _getprotobynumber = (number) => { + // struct protoent *getprotobynumber(int proto); + _setprotoent(true); + var result = Protocols.map[number]; + return result; + }; + + var stackAlloc = (sz) => __emscripten_stack_alloc(sz); + + /** @suppress {duplicate } */ var stringToUTF8OnStack = (str) => { + var size = lengthBytesUTF8(str) + 1; + var ret = stackAlloc(size); + stringToUTF8(str, ret, size); + return ret; + }; + + var allocateUTF8OnStack = stringToUTF8OnStack; + + var PHPWASM = { + init: function () { + // The /internal directory is required by the C module. It's where the + // stdout, stderr, and headers information are written for the JavaScript + // code to read later on. + FS.mkdir('/internal'); + // The files from the shared directory are shared between all the + // PHP processes managed by PHPProcessManager. + FS.mkdir('/internal/shared'); + // The files from the preload directory are preloaded using the + // auto_prepend_file php.ini directive. + FS.mkdir('/internal/shared/preload'); + PHPWASM.EventEmitter = ENVIRONMENT_IS_NODE + ? require('events').EventEmitter + : class EventEmitter { + constructor() { + this.listeners = {}; + } + emit(eventName, data) { + if (this.listeners[eventName]) { + this.listeners[eventName].forEach( + (callback) => { + callback(data); + } + ); + } + } + once(eventName, callback) { + const self = this; + function removedCallback() { + callback(...arguments); + self.removeListener(eventName, removedCallback); + } + this.on(eventName, removedCallback); + } + removeAllListeners(eventName) { + if (eventName) { + delete this.listeners[eventName]; + } else { + this.listeners = {}; + } + } + removeListener(eventName, callback) { + if (this.listeners[eventName]) { + const idx = + this.listeners[eventName].indexOf(callback); + if (idx !== -1) { + this.listeners[eventName].splice(idx, 1); + } + } + } + }; + PHPWASM.child_proc_by_fd = {}; + PHPWASM.child_proc_by_pid = {}; + PHPWASM.input_devices = {}; + }, + getAllWebSockets: function (sock) { + const webSockets = new Set(); + if (sock.server) { + sock.server.clients.forEach((ws) => { + webSockets.add(ws); + }); + } + for (const peer of PHPWASM.getAllPeers(sock)) { + webSockets.add(peer.socket); + } + return Array.from(webSockets); + }, + getAllPeers: function (sock) { + const peers = new Set(); + if (sock.server) { + sock.pending + .filter((pending) => pending.peers) + .forEach((pending) => { + for (const peer of Object.values(pending.peers)) { + peers.add(peer); + } + }); + } + if (sock.peers) { + for (const peer of Object.values(sock.peers)) { + peers.add(peer); + } + } + return Array.from(peers); + }, + awaitData: function (ws) { + return PHPWASM.awaitEvent(ws, 'message'); + }, + awaitConnection: function (ws) { + if (ws.OPEN === ws.readyState) { + return [Promise.resolve(), PHPWASM.noop]; + } + return PHPWASM.awaitEvent(ws, 'open'); + }, + awaitClose: function (ws) { + if ([ws.CLOSING, ws.CLOSED].includes(ws.readyState)) { + return [Promise.resolve(), PHPWASM.noop]; + } + return PHPWASM.awaitEvent(ws, 'close'); + }, + awaitError: function (ws) { + if ([ws.CLOSING, ws.CLOSED].includes(ws.readyState)) { + return [Promise.resolve(), PHPWASM.noop]; + } + return PHPWASM.awaitEvent(ws, 'error'); + }, + awaitEvent: function (ws, event) { + let resolve; + const listener = () => { + resolve(); + }; + const promise = new Promise(function (_resolve) { + resolve = _resolve; + ws.once(event, listener); + }); + const cancel = () => { + ws.removeListener(event, listener); + // Rejecting the promises bubbles up and kills the entire + // node process. Let's resolve them on the next tick instead + // to give the caller some space to unbind any handlers. + setTimeout(resolve); + }; + return [promise, cancel]; + }, + noop: function () {}, + spawnProcess: function (command, args, options) { + if (Module['spawnProcess']) { + const spawnedPromise = Module['spawnProcess']( + command, + args, + options + ); + return Promise.resolve(spawnedPromise).then(function (spawned) { + if (!spawned || !spawned.on) { + throw new Error( + 'spawnProcess() must return an EventEmitter but returned a different type.' + ); + } + return spawned; + }); + } + if (ENVIRONMENT_IS_NODE) { + return require('child_process').spawn(command, args, { + ...options, + shell: true, + stdio: ['pipe', 'pipe', 'pipe'], + timeout: 100, + }); + } + const e = new Error( + 'popen(), proc_open() etc. are unsupported in the browser. Call php.setSpawnHandler() ' + + 'and provide a callback to handle spawning processes, or disable a popen(), proc_open() ' + + 'and similar functions via php.ini.' + ); + e.code = 'SPAWN_UNSUPPORTED'; + throw e; + }, + shutdownSocket: function (socketd, how) { + // This implementation only supports websockets at the moment + const sock = getSocketFromFD(socketd); + const peer = Object.values(sock.peers)[0]; + if (!peer) { + return -1; + } + try { + peer.socket.close(); + SOCKFS.websocket_sock_ops.removePeer(sock, peer); + return 0; + } catch (e) { + console.log('Socket shutdown error', e); + return -1; + } + }, + }; + + function _js_create_input_device(deviceId) { + let dataBuffer = []; + let dataCallback; + const filename = 'proc_id_' + deviceId; + const device = FS.createDevice( + '/dev', + filename, + function () {}, + function (byte) { + try { + dataBuffer.push(byte); + if (dataCallback) { + dataCallback(new Uint8Array(dataBuffer)); + dataBuffer = []; + } + } catch (e) { + console.error(e); + throw e; + } + } + ); + const devicePath = '/dev/' + filename; + PHPWASM.input_devices[deviceId] = { + devicePath, + onData: function (cb) { + dataCallback = cb; + dataBuffer.forEach(function (data) { + cb(data); + }); + dataBuffer.length = 0; + }, + }; + return allocateUTF8OnStack(devicePath); + } + + function _js_open_process( + command, + argsPtr, + argsLength, + descriptorsPtr, + descriptorsLength, + cwdPtr, + cwdLength, + envPtr, + envLength + ) { + if (!command) { + return 1; + } + const cmdstr = UTF8ToString(command); + if (!cmdstr.length) { + return 0; + } + let argsArray = []; + if (argsLength) { + for (var i = 0; i < argsLength; i++) { + const charPointer = argsPtr + i * 4; + argsArray.push(UTF8ToString(HEAPU32[charPointer >> 2])); + } + } + const cwdstr = cwdPtr ? UTF8ToString(cwdPtr) : null; + let envObject = null; + if (envLength) { + envObject = {}; + for (var i = 0; i < envLength; i++) { + const envPointer = envPtr + i * 4; + const envEntry = UTF8ToString(HEAPU32[envPointer >> 2]); + const splitAt = envEntry.indexOf('='); + if (splitAt === -1) { + continue; + } + const key = envEntry.substring(0, splitAt); + const value = envEntry.substring(splitAt + 1); + envObject[key] = value; + } + } + var std = {}; + // Extracts an array of available descriptors that should be dispatched to streams. + // On the C side, the descriptors are expressed as `**int` so we must go read + // each of the `descriptorsLength` `*int` pointers and convert the associated data into + // a JavaScript object { descriptor : { child : fd, parent : fd } }. + for (var i = 0; i < descriptorsLength; i++) { + const descriptorPtr = HEAPU32[(descriptorsPtr + i * 4) >> 2]; + std[HEAPU32[descriptorPtr >> 2]] = { + child: HEAPU32[(descriptorPtr + 4) >> 2], + parent: HEAPU32[(descriptorPtr + 8) >> 2], + }; + } + return Asyncify.handleSleep(async (wakeUp) => { + let cp; + try { + const options = {}; + if (cwdstr !== null) { + options.cwd = cwdstr; + } + if (envObject !== null) { + options.env = envObject; + } + cp = PHPWASM.spawnProcess(cmdstr, argsArray, options); + if (cp instanceof Promise) { + cp = await cp; + } + } catch (e) { + if (e.code === 'SPAWN_UNSUPPORTED') { + wakeUp(1); + return; + } + console.error(e); + wakeUp(1); + throw e; + } + const ProcInfo = { + pid: cp.pid, + exited: false, + stdinFd: std[0]?.child, + stdinIsDevice: std[0]?.child in PHPWASM.input_devices, + stdoutChildFd: std[1]?.child, + stdoutParentFd: std[1]?.parent, + stderrChildFd: std[2]?.child, + stderrParentFd: std[2]?.parent, + stdout: new PHPWASM.EventEmitter(), + stderr: new PHPWASM.EventEmitter(), + }; + if (ProcInfo.stdoutChildFd) + PHPWASM.child_proc_by_fd[ProcInfo.stdoutChildFd] = ProcInfo; + if (ProcInfo.stderrChildFd) + PHPWASM.child_proc_by_fd[ProcInfo.stderrChildFd] = ProcInfo; + if (ProcInfo.stdoutParentFd) + PHPWASM.child_proc_by_fd[ProcInfo.stdoutParentFd] = ProcInfo; + if (ProcInfo.stderrParentFd) + PHPWASM.child_proc_by_fd[ProcInfo.stderrParentFd] = ProcInfo; + PHPWASM.child_proc_by_pid[ProcInfo.pid] = ProcInfo; + cp.on('exit', function (code) { + ProcInfo.exitCode = code; + ProcInfo.exited = true; + // Emit events for the wasm_poll_socket function. + ProcInfo.stdout.emit('data'); + ProcInfo.stderr.emit('data'); + }); + // Pass data from child process's stdout to PHP's end of the stdout pipe. + if (ProcInfo.stdoutChildFd) { + const stdoutStream = SYSCALLS.getStreamFromFD( + ProcInfo.stdoutChildFd + ); + let stdoutAt = 0; + cp.stdout.on('data', function (data) { + ProcInfo.stdout.emit('data', data); + stdoutStream.stream_ops.write( + stdoutStream, + data, + 0, + data.length, + stdoutAt + ); + stdoutAt += data.length; + }); + } + // Pass data from child process's stderr to PHP's end of the stdout pipe. + if (ProcInfo.stderrChildFd) { + const stderrStream = SYSCALLS.getStreamFromFD( + ProcInfo.stderrChildFd + ); + let stderrAt = 0; + cp.stderr.on('data', function (data) { + ProcInfo.stderr.emit('data', data); + stderrStream.stream_ops.write( + stderrStream, + data, + 0, + data.length, + stderrAt + ); + stderrAt += data.length; + }); + } + /** + * Wait until the child process has been spawned. + * Unfortunately there is no Node.js API to check whether + * the process has already been spawned. We can only listen + * to the 'spawn' event and if it has already been spawned, + * listen to the 'exit' event. + */ try { + await new Promise((resolve, reject) => { + cp.on('spawn', resolve); + cp.on('error', reject); + }); + } catch (e) { + console.error(e); + wakeUp(1); + return; + } + // Now we want to pass data from the STDIN source supplied by PHP + // to the child process. + // PHP will write STDIN data to a device. + if (ProcInfo.stdinIsDevice) { + // We use Emscripten devices as pipes. This is a bit of a hack + // but it works as we get a callback when the device is written to. + // Let's listen to anything it outputs and pass it to the child process. + PHPWASM.input_devices[ProcInfo.stdinFd].onData(function (data) { + if (!data) return; + if (typeof data === 'number') { + data = new Uint8Array([data]); + } + const dataStr = new TextDecoder('utf-8').decode(data); + cp.stdin.write(dataStr); + }); + wakeUp(ProcInfo.pid); + return; + } + if (ProcInfo.stdinFd) { + // PHP will write STDIN data to a file descriptor. + const stdinStream = SYSCALLS.getStreamFromFD(ProcInfo.stdinFd); + if (stdinStream.node) { + // Pipe the entire stdinStream to cp.stdin + const CHUNK_SIZE = 1024; + const buffer = new Uint8Array(CHUNK_SIZE); + let offset = 0; + while (true) { + const bytesRead = stdinStream.stream_ops.read( + stdinStream, + buffer, + 0, + CHUNK_SIZE, + offset + ); + if (bytesRead === null || bytesRead === 0) { + break; + } + try { + cp.stdin.write(buffer.subarray(0, bytesRead)); + } catch (e) { + console.error(e); + return 1; + } + if (bytesRead < CHUNK_SIZE) { + break; + } + offset += bytesRead; + } + wakeUp(ProcInfo.pid); + return; + } + } + wakeUp(ProcInfo.pid); + }); + } + + function _js_process_status(pid, exitCodePtr) { + if (!PHPWASM.child_proc_by_pid[pid]) { + return -1; + } + if (PHPWASM.child_proc_by_pid[pid].exited) { + HEAPU32[exitCodePtr >> 2] = PHPWASM.child_proc_by_pid[pid].exitCode; + return 1; + } + return 0; + } + + function _js_waitpid(pid, exitCodePtr) { + if (!PHPWASM.child_proc_by_pid[pid]) { + return -1; + } + return Asyncify.handleSleep((wakeUp) => { + const poll = function () { + if (PHPWASM.child_proc_by_pid[pid]?.exited) { + HEAPU32[exitCodePtr >> 2] = + PHPWASM.child_proc_by_pid[pid].exitCode; + wakeUp(pid); + } else { + setTimeout(poll, 50); + } + }; + poll(); + }); + } + + var arraySum = (array, index) => { + var sum = 0; + for (var i = 0; i <= index; sum += array[i++]) {} + // no-op + return sum; + }; + + var MONTH_DAYS_LEAP = [31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]; + + var MONTH_DAYS_REGULAR = [31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]; + + var addDays = (date, days) => { + var newDate = new Date(date.getTime()); + while (days > 0) { + var leap = isLeapYear(newDate.getFullYear()); + var currentMonth = newDate.getMonth(); + var daysInCurrentMonth = ( + leap ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR + )[currentMonth]; + if (days > daysInCurrentMonth - newDate.getDate()) { + // we spill over to next month + days -= daysInCurrentMonth - newDate.getDate() + 1; + newDate.setDate(1); + if (currentMonth < 11) { + newDate.setMonth(currentMonth + 1); + } else { + newDate.setMonth(0); + newDate.setFullYear(newDate.getFullYear() + 1); + } + } else { + // we stay in current month + newDate.setDate(newDate.getDate() + days); + return newDate; + } + } + return newDate; + }; + + var _strptime = (buf, format, tm) => { + // char *strptime(const char *restrict buf, const char *restrict format, struct tm *restrict tm); + // http://pubs.opengroup.org/onlinepubs/009695399/functions/strptime.html + var pattern = UTF8ToString(format); + // escape special characters + // TODO: not sure we really need to escape all of these in JS regexps + var SPECIAL_CHARS = '\\!@#$^&*()+=-[]/{}|:<>?,.'; + for (var i = 0, ii = SPECIAL_CHARS.length; i < ii; ++i) { + pattern = pattern.replace( + new RegExp('\\' + SPECIAL_CHARS[i], 'g'), + '\\' + SPECIAL_CHARS[i] + ); + } + // reduce number of matchers + var EQUIVALENT_MATCHERS = { + A: '%a', + B: '%b', + c: '%a %b %d %H:%M:%S %Y', + D: '%m\\/%d\\/%y', + e: '%d', + F: '%Y-%m-%d', + h: '%b', + R: '%H\\:%M', + r: '%I\\:%M\\:%S\\s%p', + T: '%H\\:%M\\:%S', + x: '%m\\/%d\\/(?:%y|%Y)', + X: '%H\\:%M\\:%S', + }; + // TODO: take care of locale + var DATE_PATTERNS = { + /* weekday name */ a: '(?:Sun(?:day)?)|(?:Mon(?:day)?)|(?:Tue(?:sday)?)|(?:Wed(?:nesday)?)|(?:Thu(?:rsday)?)|(?:Fri(?:day)?)|(?:Sat(?:urday)?)', + /* month name */ b: '(?:Jan(?:uary)?)|(?:Feb(?:ruary)?)|(?:Mar(?:ch)?)|(?:Apr(?:il)?)|May|(?:Jun(?:e)?)|(?:Jul(?:y)?)|(?:Aug(?:ust)?)|(?:Sep(?:tember)?)|(?:Oct(?:ober)?)|(?:Nov(?:ember)?)|(?:Dec(?:ember)?)', + /* century */ C: '\\d\\d', + /* day of month */ d: '0[1-9]|[1-9](?!\\d)|1\\d|2\\d|30|31', + /* hour (24hr) */ H: '\\d(?!\\d)|[0,1]\\d|20|21|22|23', + /* hour (12hr) */ I: '\\d(?!\\d)|0\\d|10|11|12', + /* day of year */ j: '00[1-9]|0?[1-9](?!\\d)|0?[1-9]\\d(?!\\d)|[1,2]\\d\\d|3[0-6]\\d', + /* month */ m: '0[1-9]|[1-9](?!\\d)|10|11|12', + /* minutes */ M: '0\\d|\\d(?!\\d)|[1-5]\\d', + /* whitespace */ n: ' ', + /* AM/PM */ p: 'AM|am|PM|pm|A\\.M\\.|a\\.m\\.|P\\.M\\.|p\\.m\\.', + /* seconds */ S: '0\\d|\\d(?!\\d)|[1-5]\\d|60', + /* week number */ U: '0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53', + /* week number */ W: '0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53', + /* weekday number */ w: '[0-6]', + /* 2-digit year */ y: '\\d\\d', + /* 4-digit year */ Y: '\\d\\d\\d\\d', + /* whitespace */ t: ' ', + /* time zone */ z: 'Z|(?:[\\+\\-]\\d\\d:?(?:\\d\\d)?)', + }; + var MONTH_NUMBERS = { + JAN: 0, + FEB: 1, + MAR: 2, + APR: 3, + MAY: 4, + JUN: 5, + JUL: 6, + AUG: 7, + SEP: 8, + OCT: 9, + NOV: 10, + DEC: 11, + }; + var DAY_NUMBERS_SUN_FIRST = { + SUN: 0, + MON: 1, + TUE: 2, + WED: 3, + THU: 4, + FRI: 5, + SAT: 6, + }; + var DAY_NUMBERS_MON_FIRST = { + MON: 0, + TUE: 1, + WED: 2, + THU: 3, + FRI: 4, + SAT: 5, + SUN: 6, + }; + var capture = []; + var pattern_out = pattern + .replace(/%(.)/g, (m, c) => EQUIVALENT_MATCHERS[c] || m) + .replace(/%(.)/g, (_, c) => { + let pat = DATE_PATTERNS[c]; + if (pat) { + capture.push(c); + return `(${pat})`; + } else { + return c; + } + }) + .replace( + // any number of space or tab characters match zero or more spaces + /\s+/g, + '\\s*' + ); + var matches = new RegExp('^' + pattern_out, 'i').exec( + UTF8ToString(buf) + ); + function initDate() { + function fixup(value, min, max) { + return typeof value != 'number' || isNaN(value) + ? min + : value >= min + ? value <= max + ? value + : max + : min; + } + return { + year: fixup(HEAP32[(tm + 20) >> 2] + 1900, 1970, 9999), + month: fixup(HEAP32[(tm + 16) >> 2], 0, 11), + day: fixup(HEAP32[(tm + 12) >> 2], 1, 31), + hour: fixup(HEAP32[(tm + 8) >> 2], 0, 23), + min: fixup(HEAP32[(tm + 4) >> 2], 0, 59), + sec: fixup(HEAP32[tm >> 2], 0, 59), + gmtoff: 0, + }; + } + if (matches) { + var date = initDate(); + var value; + var getMatch = (symbol) => { + var pos = capture.indexOf(symbol); + // check if symbol appears in regexp + if (pos >= 0) { + // return matched value or null (falsy!) for non-matches + return matches[pos + 1]; + } + return; + }; + // seconds + if ((value = getMatch('S'))) { + date.sec = jstoi_q(value); + } + // minutes + if ((value = getMatch('M'))) { + date.min = jstoi_q(value); + } + // hours + if ((value = getMatch('H'))) { + // 24h clock + date.hour = jstoi_q(value); + } else if ((value = getMatch('I'))) { + // AM/PM clock + var hour = jstoi_q(value); + if ((value = getMatch('p'))) { + hour += value.toUpperCase()[0] === 'P' ? 12 : 0; + } + date.hour = hour; + } + // year + if ((value = getMatch('Y'))) { + // parse from four-digit year + date.year = jstoi_q(value); + } else if ((value = getMatch('y'))) { + // parse from two-digit year... + var year = jstoi_q(value); + if ((value = getMatch('C'))) { + // ...and century + year += jstoi_q(value) * 100; + } else { + // ...and rule-of-thumb + year += year < 69 ? 2e3 : 1900; + } + date.year = year; + } + // month + if ((value = getMatch('m'))) { + // parse from month number + date.month = jstoi_q(value) - 1; + } else if ((value = getMatch('b'))) { + // parse from month name + date.month = + MONTH_NUMBERS[value.substring(0, 3).toUpperCase()] || 0; + } + // day + if ((value = getMatch('d'))) { + // get day of month directly + date.day = jstoi_q(value); + } else if ((value = getMatch('j'))) { + // get day of month from day of year ... + var day = jstoi_q(value); + var leapYear = isLeapYear(date.year); + for (var month = 0; month < 12; ++month) { + var daysUntilMonth = arraySum( + leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, + month - 1 + ); + if ( + day <= + daysUntilMonth + + (leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR)[ + month + ] + ) { + date.day = day - daysUntilMonth; + } + } + } else if ((value = getMatch('a'))) { + // get day of month from weekday ... + var weekDay = value.substring(0, 3).toUpperCase(); + if ((value = getMatch('U'))) { + // ... and week number (Sunday being first day of week) + // Week number of the year (Sunday as the first day of the week) as a decimal number [00,53]. + // All days in a new year preceding the first Sunday are considered to be in week 0. + var weekDayNumber = DAY_NUMBERS_SUN_FIRST[weekDay]; + var weekNumber = jstoi_q(value); + // January 1st + var janFirst = new Date(date.year, 0, 1); + var endDate; + if (janFirst.getDay() === 0) { + // Jan 1st is a Sunday, and, hence in the 1st CW + endDate = addDays( + janFirst, + weekDayNumber + 7 * (weekNumber - 1) + ); + } else { + // Jan 1st is not a Sunday, and, hence still in the 0th CW + endDate = addDays( + janFirst, + 7 - + janFirst.getDay() + + weekDayNumber + + 7 * (weekNumber - 1) + ); + } + date.day = endDate.getDate(); + date.month = endDate.getMonth(); + } else if ((value = getMatch('W'))) { + // ... and week number (Monday being first day of week) + // Week number of the year (Monday as the first day of the week) as a decimal number [00,53]. + // All days in a new year preceding the first Monday are considered to be in week 0. + var weekDayNumber = DAY_NUMBERS_MON_FIRST[weekDay]; + var weekNumber = jstoi_q(value); + // January 1st + var janFirst = new Date(date.year, 0, 1); + var endDate; + if (janFirst.getDay() === 1) { + // Jan 1st is a Monday, and, hence in the 1st CW + endDate = addDays( + janFirst, + weekDayNumber + 7 * (weekNumber - 1) + ); + } else { + // Jan 1st is not a Monday, and, hence still in the 0th CW + endDate = addDays( + janFirst, + 7 - + janFirst.getDay() + + 1 + + weekDayNumber + + 7 * (weekNumber - 1) + ); + } + date.day = endDate.getDate(); + date.month = endDate.getMonth(); + } + } + // time zone + if ((value = getMatch('z'))) { + // GMT offset as either 'Z' or +-HH:MM or +-HH or +-HHMM + if (value.toLowerCase() === 'z') { + date.gmtoff = 0; + } else { + var match = value.match(/^((?:\-|\+)\d\d):?(\d\d)?/); + date.gmtoff = match[1] * 3600; + if (match[2]) { + date.gmtoff += + date.gmtoff > 0 ? match[2] * 60 : -match[2] * 60; + } + } + } + /* tm_sec int seconds after the minute 0-61* tm_min int minutes after the hour 0-59 tm_hour int hours since midnight 0-23 @@ -6657,492 +8253,624 @@ var _strptime = (buf, format, tm) => { tm_yday int days since January 1 0-365 tm_isdst int Daylight Saving Time flag tm_gmtoff long offset from GMT (seconds) - */ var fullDate = new Date(date.year, date.month, date.day, date.hour, date.min, date.sec, 0); - HEAP32[((tm) >> 2)] = fullDate.getSeconds(); - HEAP32[(((tm) + (4)) >> 2)] = fullDate.getMinutes(); - HEAP32[(((tm) + (8)) >> 2)] = fullDate.getHours(); - HEAP32[(((tm) + (12)) >> 2)] = fullDate.getDate(); - HEAP32[(((tm) + (16)) >> 2)] = fullDate.getMonth(); - HEAP32[(((tm) + (20)) >> 2)] = fullDate.getFullYear() - 1900; - HEAP32[(((tm) + (24)) >> 2)] = fullDate.getDay(); - HEAP32[(((tm) + (28)) >> 2)] = arraySum(isLeapYear(fullDate.getFullYear()) ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, fullDate.getMonth() - 1) + fullDate.getDate() - 1; - HEAP32[(((tm) + (32)) >> 2)] = 0; - HEAP32[(((tm) + (36)) >> 2)] = date.gmtoff; - return buf + intArrayFromString(matches[0]).length - 1; - } - return 0; -}; - -function _wasm_close(socketd) { - return PHPWASM.shutdownSocket(socketd, 2); -} - -function _wasm_setsockopt(socketd, level, optionName, optionValuePtr, optionLen) { - const optionValue = HEAPU8[optionValuePtr]; - const SOL_SOCKET = 1; - const SO_KEEPALIVE = 9; - const IPPROTO_TCP = 6; - const TCP_NODELAY = 1; - const isSupported = (level === SOL_SOCKET && optionName === SO_KEEPALIVE) || (level === IPPROTO_TCP && optionName === TCP_NODELAY); - if (!isSupported) { - console.warn(`Unsupported socket option: ${level}, ${optionName}, ${optionValue}`); - return -1; - } - const ws = PHPWASM.getAllWebSockets(socketd)[0]; - if (!ws) { - return -1; - } - ws.setSocketOpt(level, optionName, optionValuePtr); - return 0; -} - -function _wasm_shutdown(socketd, how) { - return PHPWASM.shutdownSocket(socketd, how); -} - -var Asyncify = { - instrumentWasmImports(imports) { - var importPattern = /^(js_open_process|js_waitpid|js_process_status|js_create_input_device|wasm_setsockopt|wasm_shutdown|wasm_close|invoke_.*|__asyncjs__.*)$/; - for (let [x, original] of Object.entries(imports)) { - if (typeof original == "function") { - let isAsyncifyImport = original.isAsync || importPattern.test(x); - if (isAsyncifyImport) { - imports[x] = original = new WebAssembly.Suspending(original); - } - } - } - }, - instrumentWasmExports(exports) { - var exportPattern = /^(wasm_sleep|wasm_read|emscripten_sleep|wasm_sapi_handle_request|wasm_sapi_request_shutdown|wasm_poll_socket|wrap_select|__wrap_select|select|php_pollfd_for|fflush|wasm_popen|wasm_read|wasm_php_exec|run_cli|main|__main_argc_argv)$/; - Asyncify.asyncExports = new Set; - var ret = {}; - for (let [x, original] of Object.entries(exports)) { - if (typeof original == "function") { - let isAsyncifyExport = exportPattern.test(x); - if (isAsyncifyExport) { - Asyncify.asyncExports.add(original); - original = Asyncify.makeAsyncFunction(original); - } - ret[x] = (...args) => original(...args); - } else { - ret[x] = original; - } - } - return ret; - }, - asyncExports: null, - isAsyncExport(func) { - return Asyncify.asyncExports?.has(func); - }, - handleAsync: async startAsync => { - runtimeKeepalivePush(); - try { - return await startAsync(); - } finally { - runtimeKeepalivePop(); - } - }, - handleSleep(startAsync) { - return Asyncify.handleAsync(() => new Promise(startAsync)); - }, - makeAsyncFunction(original) { - return WebAssembly.promising(original); - } -}; - -var getCFunc = ident => { - var func = Module["_" + ident]; - return func; -}; - -var stackSave = () => _emscripten_stack_get_current(); - -var stackRestore = val => __emscripten_stack_restore(val); - -/** - * @param {string|null=} returnType - * @param {Array=} argTypes - * @param {Arguments|Array=} args - * @param {Object=} opts - */ var ccall = (ident, returnType, argTypes, args, opts) => { - var toC = { - "string": str => { - var ret = 0; - if (str !== null && str !== undefined && str !== 0) { - ret = stringToUTF8OnStack(str); - } - return ret; - }, - "array": arr => { - var ret = stackAlloc(arr.length); - writeArrayToMemory(arr, ret); - return ret; - } - }; - function convertReturnValue(ret) { - if (returnType === "string") { - return UTF8ToString(ret); - } - if (returnType === "boolean") return Boolean(ret); - return ret; - } - var func = getCFunc(ident); - var cArgs = []; - var stack = 0; - if (args) { - for (var i = 0; i < args.length; i++) { - var converter = toC[argTypes[i]]; - if (converter) { - if (stack === 0) stack = stackSave(); - cArgs[i] = converter(args[i]); - } else { - cArgs[i] = args[i]; - } - } - } - var ret = func(...cArgs); - function onDone(ret) { - if (stack !== 0) stackRestore(stack); - return convertReturnValue(ret); - } - var asyncMode = opts?.async; - if (asyncMode) return ret.then(onDone); - ret = onDone(ret); - return ret; -}; - -var FS_createPath = FS.createPath; - -var FS_unlink = path => FS.unlink(path); - -var FS_createLazyFile = FS.createLazyFile; - -var FS_createDevice = FS.createDevice; - -FS.createPreloadedFile = FS_createPreloadedFile; - -FS.staticInit(); - -Module["FS_createPath"] = FS.createPath; - -Module["FS_createDataFile"] = FS.createDataFile; - -Module["FS_createPreloadedFile"] = FS.createPreloadedFile; - -Module["FS_unlink"] = FS.unlink; - -Module["FS_createLazyFile"] = FS.createLazyFile; - -Module["FS_createDevice"] = FS.createDevice; - -if (ENVIRONMENT_IS_NODE) { - NODEFS.staticInit(); -} - -PHPWASM.init(); - -var wasmImports = { - /** @export */ SharpYuvConvert: _SharpYuvConvert, - /** @export */ SharpYuvGetConversionMatrix: _SharpYuvGetConversionMatrix, - /** @export */ SharpYuvInit: _SharpYuvInit, - /** @export */ __assert_fail: ___assert_fail, - /** @export */ __asyncjs__js_fd_read: __asyncjs__js_fd_read, - /** @export */ __asyncjs__js_module_onMessage: __asyncjs__js_module_onMessage, - /** @export */ __asyncjs__js_popen_to_file: __asyncjs__js_popen_to_file, - /** @export */ __asyncjs__wasm_poll_socket: __asyncjs__wasm_poll_socket, - /** @export */ __call_sighandler: ___call_sighandler, - /** @export */ __syscall_accept4: ___syscall_accept4, - /** @export */ __syscall_bind: ___syscall_bind, - /** @export */ __syscall_chdir: ___syscall_chdir, - /** @export */ __syscall_chmod: ___syscall_chmod, - /** @export */ __syscall_connect: ___syscall_connect, - /** @export */ __syscall_dup: ___syscall_dup, - /** @export */ __syscall_dup3: ___syscall_dup3, - /** @export */ __syscall_faccessat: ___syscall_faccessat, - /** @export */ __syscall_fallocate: ___syscall_fallocate, - /** @export */ __syscall_fchmod: ___syscall_fchmod, - /** @export */ __syscall_fchown32: ___syscall_fchown32, - /** @export */ __syscall_fchownat: ___syscall_fchownat, - /** @export */ __syscall_fcntl64: ___syscall_fcntl64, - /** @export */ __syscall_fdatasync: ___syscall_fdatasync, - /** @export */ __syscall_fstat64: ___syscall_fstat64, - /** @export */ __syscall_ftruncate64: ___syscall_ftruncate64, - /** @export */ __syscall_getcwd: ___syscall_getcwd, - /** @export */ __syscall_getdents64: ___syscall_getdents64, - /** @export */ __syscall_getpeername: ___syscall_getpeername, - /** @export */ __syscall_getsockname: ___syscall_getsockname, - /** @export */ __syscall_getsockopt: ___syscall_getsockopt, - /** @export */ __syscall_ioctl: ___syscall_ioctl, - /** @export */ __syscall_listen: ___syscall_listen, - /** @export */ __syscall_lstat64: ___syscall_lstat64, - /** @export */ __syscall_mkdirat: ___syscall_mkdirat, - /** @export */ __syscall_newfstatat: ___syscall_newfstatat, - /** @export */ __syscall_openat: ___syscall_openat, - /** @export */ __syscall_pipe: ___syscall_pipe, - /** @export */ __syscall_poll: ___syscall_poll, - /** @export */ __syscall_readlinkat: ___syscall_readlinkat, - /** @export */ __syscall_recvfrom: ___syscall_recvfrom, - /** @export */ __syscall_renameat: ___syscall_renameat, - /** @export */ __syscall_rmdir: ___syscall_rmdir, - /** @export */ __syscall_sendto: ___syscall_sendto, - /** @export */ __syscall_socket: ___syscall_socket, - /** @export */ __syscall_stat64: ___syscall_stat64, - /** @export */ __syscall_statfs64: ___syscall_statfs64, - /** @export */ __syscall_symlink: ___syscall_symlink, - /** @export */ __syscall_unlinkat: ___syscall_unlinkat, - /** @export */ __syscall_utimensat: ___syscall_utimensat, - /** @export */ _abort_js: __abort_js, - /** @export */ _emscripten_get_now_is_monotonic: __emscripten_get_now_is_monotonic, - /** @export */ _emscripten_lookup_name: __emscripten_lookup_name, - /** @export */ _emscripten_memcpy_js: __emscripten_memcpy_js, - /** @export */ _emscripten_runtime_keepalive_clear: __emscripten_runtime_keepalive_clear, - /** @export */ _gmtime_js: __gmtime_js, - /** @export */ _localtime_js: __localtime_js, - /** @export */ _mktime_js: __mktime_js, - /** @export */ _mmap_js: __mmap_js, - /** @export */ _munmap_js: __munmap_js, - /** @export */ _setitimer_js: __setitimer_js, - /** @export */ _tzset_js: __tzset_js, - /** @export */ emscripten_date_now: _emscripten_date_now, - /** @export */ emscripten_get_heap_max: _emscripten_get_heap_max, - /** @export */ emscripten_get_now: _emscripten_get_now, - /** @export */ emscripten_resize_heap: _emscripten_resize_heap, - /** @export */ emscripten_sleep: _emscripten_sleep, - /** @export */ environ_get: _environ_get, - /** @export */ environ_sizes_get: _environ_sizes_get, - /** @export */ exit: _exit, - /** @export */ fd_close: _fd_close, - /** @export */ fd_fdstat_get: _fd_fdstat_get, - /** @export */ fd_read: _fd_read, - /** @export */ fd_seek: _fd_seek, - /** @export */ fd_write: _fd_write, - /** @export */ getaddrinfo: _getaddrinfo, - /** @export */ getnameinfo: _getnameinfo, - /** @export */ getprotobyname: _getprotobyname, - /** @export */ getprotobynumber: _getprotobynumber, - /** @export */ js_create_input_device: _js_create_input_device, - /** @export */ js_open_process: _js_open_process, - /** @export */ js_process_status: _js_process_status, - /** @export */ js_waitpid: _js_waitpid, - /** @export */ proc_exit: _proc_exit, - /** @export */ strftime: _strftime, - /** @export */ strftime_l: _strftime_l, - /** @export */ strptime: _strptime, - /** @export */ wasm_close: _wasm_close, - /** @export */ wasm_setsockopt: _wasm_setsockopt, - /** @export */ wasm_shutdown: _wasm_shutdown -}; - -var wasmExports = createWasm(); - -var ___wasm_call_ctors = () => (___wasm_call_ctors = wasmExports["__wasm_call_ctors"])(); - -var _malloc = a0 => (_malloc = wasmExports["malloc"])(a0); - -var _wasm_read = Module["_wasm_read"] = (a0, a1, a2) => (_wasm_read = Module["_wasm_read"] = wasmExports["wasm_read"])(a0, a1, a2); - -var _fflush = a0 => (_fflush = wasmExports["fflush"])(a0); - -var _wasm_popen = Module["_wasm_popen"] = (a0, a1) => (_wasm_popen = Module["_wasm_popen"] = wasmExports["wasm_popen"])(a0, a1); - -var _wasm_php_exec = Module["_wasm_php_exec"] = (a0, a1, a2, a3) => (_wasm_php_exec = Module["_wasm_php_exec"] = wasmExports["wasm_php_exec"])(a0, a1, a2, a3); - -var _php_pollfd_for = Module["_php_pollfd_for"] = (a0, a1, a2) => (_php_pollfd_for = Module["_php_pollfd_for"] = wasmExports["php_pollfd_for"])(a0, a1, a2); - -var _htons = a0 => (_htons = wasmExports["htons"])(a0); - -var _ntohs = a0 => (_ntohs = wasmExports["ntohs"])(a0); - -var _htonl = a0 => (_htonl = wasmExports["htonl"])(a0); - -var _wasm_sleep = Module["_wasm_sleep"] = a0 => (_wasm_sleep = Module["_wasm_sleep"] = wasmExports["wasm_sleep"])(a0); - -var ___wrap_select = Module["___wrap_select"] = (a0, a1, a2, a3, a4) => (___wrap_select = Module["___wrap_select"] = wasmExports["__wrap_select"])(a0, a1, a2, a3, a4); - -var _wasm_add_cli_arg = Module["_wasm_add_cli_arg"] = a0 => (_wasm_add_cli_arg = Module["_wasm_add_cli_arg"] = wasmExports["wasm_add_cli_arg"])(a0); - -var _run_cli = Module["_run_cli"] = () => (_run_cli = Module["_run_cli"] = wasmExports["run_cli"])(); - -var _wasm_set_sapi_name = Module["_wasm_set_sapi_name"] = a0 => (_wasm_set_sapi_name = Module["_wasm_set_sapi_name"] = wasmExports["wasm_set_sapi_name"])(a0); - -var _wasm_set_phpini_path = Module["_wasm_set_phpini_path"] = a0 => (_wasm_set_phpini_path = Module["_wasm_set_phpini_path"] = wasmExports["wasm_set_phpini_path"])(a0); - -var _wasm_add_SERVER_entry = Module["_wasm_add_SERVER_entry"] = (a0, a1) => (_wasm_add_SERVER_entry = Module["_wasm_add_SERVER_entry"] = wasmExports["wasm_add_SERVER_entry"])(a0, a1); - -var _wasm_add_ENV_entry = Module["_wasm_add_ENV_entry"] = (a0, a1) => (_wasm_add_ENV_entry = Module["_wasm_add_ENV_entry"] = wasmExports["wasm_add_ENV_entry"])(a0, a1); - -var _wasm_set_query_string = Module["_wasm_set_query_string"] = a0 => (_wasm_set_query_string = Module["_wasm_set_query_string"] = wasmExports["wasm_set_query_string"])(a0); - -var _wasm_set_path_translated = Module["_wasm_set_path_translated"] = a0 => (_wasm_set_path_translated = Module["_wasm_set_path_translated"] = wasmExports["wasm_set_path_translated"])(a0); + */ var fullDate = new Date( + date.year, + date.month, + date.day, + date.hour, + date.min, + date.sec, + 0 + ); + HEAP32[tm >> 2] = fullDate.getSeconds(); + HEAP32[(tm + 4) >> 2] = fullDate.getMinutes(); + HEAP32[(tm + 8) >> 2] = fullDate.getHours(); + HEAP32[(tm + 12) >> 2] = fullDate.getDate(); + HEAP32[(tm + 16) >> 2] = fullDate.getMonth(); + HEAP32[(tm + 20) >> 2] = fullDate.getFullYear() - 1900; + HEAP32[(tm + 24) >> 2] = fullDate.getDay(); + HEAP32[(tm + 28) >> 2] = + arraySum( + isLeapYear(fullDate.getFullYear()) + ? MONTH_DAYS_LEAP + : MONTH_DAYS_REGULAR, + fullDate.getMonth() - 1 + ) + + fullDate.getDate() - + 1; + HEAP32[(tm + 32) >> 2] = 0; + HEAP32[(tm + 36) >> 2] = date.gmtoff; + // we need to convert the matched sequence into an integer array to take care of UTF-8 characters > 0x7F + // TODO: not sure that intArrayFromString handles all unicode characters correctly + return buf + intArrayFromString(matches[0]).length - 1; + } + return 0; + }; + + function _wasm_close(socketd) { + return PHPWASM.shutdownSocket(socketd, 2); + } + + function _wasm_setsockopt( + socketd, + level, + optionName, + optionValuePtr, + optionLen + ) { + const optionValue = HEAPU8[optionValuePtr]; + const SOL_SOCKET = 1; + const SO_KEEPALIVE = 9; + const IPPROTO_TCP = 6; + const TCP_NODELAY = 1; + const isSupported = + (level === SOL_SOCKET && optionName === SO_KEEPALIVE) || + (level === IPPROTO_TCP && optionName === TCP_NODELAY); + if (!isSupported) { + console.warn( + `Unsupported socket option: ${level}, ${optionName}, ${optionValue}` + ); + return -1; + } + const ws = PHPWASM.getAllWebSockets(socketd)[0]; + if (!ws) { + return -1; + } + ws.setSocketOpt(level, optionName, optionValuePtr); + return 0; + } + + function _wasm_shutdown(socketd, how) { + return PHPWASM.shutdownSocket(socketd, how); + } + + var Asyncify = { + instrumentWasmImports(imports) { + var importPattern = + /^(js_open_process|js_waitpid|js_process_status|js_create_input_device|wasm_setsockopt|wasm_shutdown|wasm_close|invoke_.*|__asyncjs__.*)$/; + for (let [x, original] of Object.entries(imports)) { + if (typeof original == 'function') { + let isAsyncifyImport = + original.isAsync || importPattern.test(x); + // Wrap async imports with a suspending WebAssembly function. + if (isAsyncifyImport) { + imports[x] = original = new WebAssembly.Suspending( + original + ); + } + } + } + }, + instrumentWasmExports(exports) { + var exportPattern = + /^(wasm_sleep|wasm_read|emscripten_sleep|wasm_sapi_handle_request|wasm_sapi_request_shutdown|wasm_poll_socket|wrap_select|__wrap_select|select|php_pollfd_for|fflush|wasm_popen|wasm_read|wasm_php_exec|run_cli|main|__main_argc_argv)$/; + Asyncify.asyncExports = new Set(); + var ret = {}; + for (let [x, original] of Object.entries(exports)) { + if (typeof original == 'function') { + // Wrap all exports with a promising WebAssembly function. + let isAsyncifyExport = exportPattern.test(x); + if (isAsyncifyExport) { + Asyncify.asyncExports.add(original); + original = Asyncify.makeAsyncFunction(original); + } + ret[x] = (...args) => original(...args); + } else { + ret[x] = original; + } + } + return ret; + }, + asyncExports: null, + isAsyncExport(func) { + return Asyncify.asyncExports?.has(func); + }, + handleAsync: async (startAsync) => { + runtimeKeepalivePush(); + try { + return await startAsync(); + } finally { + runtimeKeepalivePop(); + } + }, + handleSleep(startAsync) { + return Asyncify.handleAsync(() => new Promise(startAsync)); + }, + makeAsyncFunction(original) { + return WebAssembly.promising(original); + }, + }; + + var getCFunc = (ident) => { + var func = Module['_' + ident]; + // closure exported function + return func; + }; + + var writeArrayToMemory = (array, buffer) => { + HEAP8.set(array, buffer); + }; + + var stackSave = () => _emscripten_stack_get_current(); + + var stackRestore = (val) => __emscripten_stack_restore(val); + + /** + * @param {string|null=} returnType + * @param {Array=} argTypes + * @param {Arguments|Array=} args + * @param {Object=} opts + */ var ccall = (ident, returnType, argTypes, args, opts) => { + // For fast lookup of conversion functions + var toC = { + string: (str) => { + var ret = 0; + if (str !== null && str !== undefined && str !== 0) { + // null string + ret = stringToUTF8OnStack(str); + } + return ret; + }, + array: (arr) => { + var ret = stackAlloc(arr.length); + writeArrayToMemory(arr, ret); + return ret; + }, + }; + function convertReturnValue(ret) { + if (returnType === 'string') { + return UTF8ToString(ret); + } + if (returnType === 'boolean') return Boolean(ret); + return ret; + } + var func = getCFunc(ident); + var cArgs = []; + var stack = 0; + if (args) { + for (var i = 0; i < args.length; i++) { + var converter = toC[argTypes[i]]; + if (converter) { + if (stack === 0) stack = stackSave(); + cArgs[i] = converter(args[i]); + } else { + cArgs[i] = args[i]; + } + } + } + var ret = func(...cArgs); + function onDone(ret) { + if (stack !== 0) stackRestore(stack); + return convertReturnValue(ret); + } + var asyncMode = opts?.async; + if (asyncMode) return ret.then(onDone); + ret = onDone(ret); + return ret; + }; + + var FS_createPath = FS.createPath; + + var FS_unlink = (path) => FS.unlink(path); + + var FS_createLazyFile = FS.createLazyFile; + + var FS_createDevice = FS.createDevice; + + FS.createPreloadedFile = FS_createPreloadedFile; + + FS.staticInit(); + + // Set module methods based on EXPORTED_RUNTIME_METHODS + Module['FS_createPath'] = FS.createPath; + + Module['FS_createDataFile'] = FS.createDataFile; + + Module['FS_createPreloadedFile'] = FS.createPreloadedFile; + + Module['FS_unlink'] = FS.unlink; + + Module['FS_createLazyFile'] = FS.createLazyFile; + + Module['FS_createDevice'] = FS.createDevice; + + // This error may happen quite a bit. To avoid overhead we reuse it (and + // suffer a lack of stack info). + MEMFS.doesNotExistError = new FS.ErrnoError(44); + + /** @suppress {checkTypes} */ MEMFS.doesNotExistError.stack = + ''; + + if (ENVIRONMENT_IS_NODE) { + NODEFS.staticInit(); + } + + PHPWASM.init(); + + var wasmImports = { + /** @export */ SharpYuvConvert: _SharpYuvConvert, + /** @export */ SharpYuvGetConversionMatrix: + _SharpYuvGetConversionMatrix, + /** @export */ SharpYuvInit: _SharpYuvInit, + /** @export */ __assert_fail: ___assert_fail, + /** @export */ __asyncjs__js_fd_read, + /** @export */ __asyncjs__js_module_onMessage, + /** @export */ __asyncjs__js_popen_to_file, + /** @export */ __asyncjs__wasm_poll_socket, + /** @export */ __call_sighandler: ___call_sighandler, + /** @export */ __syscall_accept4: ___syscall_accept4, + /** @export */ __syscall_bind: ___syscall_bind, + /** @export */ __syscall_chdir: ___syscall_chdir, + /** @export */ __syscall_chmod: ___syscall_chmod, + /** @export */ __syscall_connect: ___syscall_connect, + /** @export */ __syscall_dup: ___syscall_dup, + /** @export */ __syscall_dup3: ___syscall_dup3, + /** @export */ __syscall_faccessat: ___syscall_faccessat, + /** @export */ __syscall_fallocate: ___syscall_fallocate, + /** @export */ __syscall_fchmod: ___syscall_fchmod, + /** @export */ __syscall_fchown32: ___syscall_fchown32, + /** @export */ __syscall_fchownat: ___syscall_fchownat, + /** @export */ __syscall_fcntl64: ___syscall_fcntl64, + /** @export */ __syscall_fdatasync: ___syscall_fdatasync, + /** @export */ __syscall_fstat64: ___syscall_fstat64, + /** @export */ __syscall_ftruncate64: ___syscall_ftruncate64, + /** @export */ __syscall_getcwd: ___syscall_getcwd, + /** @export */ __syscall_getdents64: ___syscall_getdents64, + /** @export */ __syscall_getpeername: ___syscall_getpeername, + /** @export */ __syscall_getsockname: ___syscall_getsockname, + /** @export */ __syscall_getsockopt: ___syscall_getsockopt, + /** @export */ __syscall_ioctl: ___syscall_ioctl, + /** @export */ __syscall_listen: ___syscall_listen, + /** @export */ __syscall_lstat64: ___syscall_lstat64, + /** @export */ __syscall_mkdirat: ___syscall_mkdirat, + /** @export */ __syscall_newfstatat: ___syscall_newfstatat, + /** @export */ __syscall_openat: ___syscall_openat, + /** @export */ __syscall_pipe: ___syscall_pipe, + /** @export */ __syscall_poll: ___syscall_poll, + /** @export */ __syscall_readlinkat: ___syscall_readlinkat, + /** @export */ __syscall_recvfrom: ___syscall_recvfrom, + /** @export */ __syscall_renameat: ___syscall_renameat, + /** @export */ __syscall_rmdir: ___syscall_rmdir, + /** @export */ __syscall_sendto: ___syscall_sendto, + /** @export */ __syscall_socket: ___syscall_socket, + /** @export */ __syscall_stat64: ___syscall_stat64, + /** @export */ __syscall_statfs64: ___syscall_statfs64, + /** @export */ __syscall_symlinkat: ___syscall_symlinkat, + /** @export */ __syscall_unlinkat: ___syscall_unlinkat, + /** @export */ __syscall_utimensat: ___syscall_utimensat, + /** @export */ _abort_js: __abort_js, + /** @export */ _emscripten_lookup_name: __emscripten_lookup_name, + /** @export */ _emscripten_memcpy_js: __emscripten_memcpy_js, + /** @export */ _emscripten_runtime_keepalive_clear: + __emscripten_runtime_keepalive_clear, + /** @export */ _gmtime_js: __gmtime_js, + /** @export */ _localtime_js: __localtime_js, + /** @export */ _mktime_js: __mktime_js, + /** @export */ _mmap_js: __mmap_js, + /** @export */ _munmap_js: __munmap_js, + /** @export */ _setitimer_js: __setitimer_js, + /** @export */ _tzset_js: __tzset_js, + /** @export */ clock_time_get: _clock_time_get, + /** @export */ emscripten_date_now: _emscripten_date_now, + /** @export */ emscripten_get_heap_max: _emscripten_get_heap_max, + /** @export */ emscripten_get_now: _emscripten_get_now, + /** @export */ emscripten_resize_heap: _emscripten_resize_heap, + /** @export */ emscripten_sleep: _emscripten_sleep, + /** @export */ environ_get: _environ_get, + /** @export */ environ_sizes_get: _environ_sizes_get, + /** @export */ exit: _exit, + /** @export */ fd_close: _fd_close, + /** @export */ fd_fdstat_get: _fd_fdstat_get, + /** @export */ fd_read: _fd_read, + /** @export */ fd_seek: _fd_seek, + /** @export */ fd_write: _fd_write, + /** @export */ getaddrinfo: _getaddrinfo, + /** @export */ getnameinfo: _getnameinfo, + /** @export */ getprotobyname: _getprotobyname, + /** @export */ getprotobynumber: _getprotobynumber, + /** @export */ js_create_input_device: _js_create_input_device, + /** @export */ js_open_process: _js_open_process, + /** @export */ js_process_status: _js_process_status, + /** @export */ js_waitpid: _js_waitpid, + /** @export */ proc_exit: _proc_exit, + /** @export */ strptime: _strptime, + /** @export */ wasm_close: _wasm_close, + /** @export */ wasm_setsockopt: _wasm_setsockopt, + /** @export */ wasm_shutdown: _wasm_shutdown, + }; + + var wasmExports; + + createWasm(); + + var ___wasm_call_ctors = () => + (___wasm_call_ctors = wasmExports['__wasm_call_ctors'])(); + + var _malloc = (a0) => (_malloc = wasmExports['malloc'])(a0); + + var _wasm_read = (Module['_wasm_read'] = (a0, a1, a2) => + (_wasm_read = Module['_wasm_read'] = wasmExports['wasm_read'])( + a0, + a1, + a2 + )); + + var _fflush = (a0) => (_fflush = wasmExports['fflush'])(a0); + + var _wasm_popen = (Module['_wasm_popen'] = (a0, a1) => + (_wasm_popen = Module['_wasm_popen'] = wasmExports['wasm_popen'])( + a0, + a1 + )); + + var _wasm_php_exec = (Module['_wasm_php_exec'] = (a0, a1, a2, a3) => + (_wasm_php_exec = Module['_wasm_php_exec'] = + wasmExports['wasm_php_exec'])(a0, a1, a2, a3)); + + var _php_pollfd_for = (Module['_php_pollfd_for'] = (a0, a1, a2) => + (_php_pollfd_for = Module['_php_pollfd_for'] = + wasmExports['php_pollfd_for'])(a0, a1, a2)); + + var _htons = (a0) => (_htons = wasmExports['htons'])(a0); + + var _ntohs = (a0) => (_ntohs = wasmExports['ntohs'])(a0); + + var _htonl = (a0) => (_htonl = wasmExports['htonl'])(a0); + + var _wasm_sleep = (Module['_wasm_sleep'] = (a0) => + (_wasm_sleep = Module['_wasm_sleep'] = wasmExports['wasm_sleep'])(a0)); + + var ___wrap_select = (Module['___wrap_select'] = (a0, a1, a2, a3, a4) => + (___wrap_select = Module['___wrap_select'] = + wasmExports['__wrap_select'])(a0, a1, a2, a3, a4)); + + var _wasm_add_cli_arg = (Module['_wasm_add_cli_arg'] = (a0) => + (_wasm_add_cli_arg = Module['_wasm_add_cli_arg'] = + wasmExports['wasm_add_cli_arg'])(a0)); + + var _run_cli = (Module['_run_cli'] = () => + (_run_cli = Module['_run_cli'] = wasmExports['run_cli'])()); + + var _wasm_set_sapi_name = (Module['_wasm_set_sapi_name'] = (a0) => + (_wasm_set_sapi_name = Module['_wasm_set_sapi_name'] = + wasmExports['wasm_set_sapi_name'])(a0)); + + var _wasm_set_phpini_path = (Module['_wasm_set_phpini_path'] = (a0) => + (_wasm_set_phpini_path = Module['_wasm_set_phpini_path'] = + wasmExports['wasm_set_phpini_path'])(a0)); + + var _wasm_add_SERVER_entry = (Module['_wasm_add_SERVER_entry'] = (a0, a1) => + (_wasm_add_SERVER_entry = Module['_wasm_add_SERVER_entry'] = + wasmExports['wasm_add_SERVER_entry'])(a0, a1)); + + var _wasm_add_ENV_entry = (Module['_wasm_add_ENV_entry'] = (a0, a1) => + (_wasm_add_ENV_entry = Module['_wasm_add_ENV_entry'] = + wasmExports['wasm_add_ENV_entry'])(a0, a1)); + + var _wasm_set_query_string = (Module['_wasm_set_query_string'] = (a0) => + (_wasm_set_query_string = Module['_wasm_set_query_string'] = + wasmExports['wasm_set_query_string'])(a0)); + + var _wasm_set_path_translated = (Module['_wasm_set_path_translated'] = ( + a0 + ) => + (_wasm_set_path_translated = Module['_wasm_set_path_translated'] = + wasmExports['wasm_set_path_translated'])(a0)); -var _wasm_set_skip_shebang = Module["_wasm_set_skip_shebang"] = a0 => (_wasm_set_skip_shebang = Module["_wasm_set_skip_shebang"] = wasmExports["wasm_set_skip_shebang"])(a0); + var _wasm_set_skip_shebang = (Module['_wasm_set_skip_shebang'] = (a0) => + (_wasm_set_skip_shebang = Module['_wasm_set_skip_shebang'] = + wasmExports['wasm_set_skip_shebang'])(a0)); -var _wasm_set_request_uri = Module["_wasm_set_request_uri"] = a0 => (_wasm_set_request_uri = Module["_wasm_set_request_uri"] = wasmExports["wasm_set_request_uri"])(a0); + var _wasm_set_request_uri = (Module['_wasm_set_request_uri'] = (a0) => + (_wasm_set_request_uri = Module['_wasm_set_request_uri'] = + wasmExports['wasm_set_request_uri'])(a0)); -var _wasm_set_request_method = Module["_wasm_set_request_method"] = a0 => (_wasm_set_request_method = Module["_wasm_set_request_method"] = wasmExports["wasm_set_request_method"])(a0); + var _wasm_set_request_method = (Module['_wasm_set_request_method'] = (a0) => + (_wasm_set_request_method = Module['_wasm_set_request_method'] = + wasmExports['wasm_set_request_method'])(a0)); -var _wasm_set_request_host = Module["_wasm_set_request_host"] = a0 => (_wasm_set_request_host = Module["_wasm_set_request_host"] = wasmExports["wasm_set_request_host"])(a0); + var _wasm_set_request_host = (Module['_wasm_set_request_host'] = (a0) => + (_wasm_set_request_host = Module['_wasm_set_request_host'] = + wasmExports['wasm_set_request_host'])(a0)); -var _wasm_set_content_type = Module["_wasm_set_content_type"] = a0 => (_wasm_set_content_type = Module["_wasm_set_content_type"] = wasmExports["wasm_set_content_type"])(a0); + var _wasm_set_content_type = (Module['_wasm_set_content_type'] = (a0) => + (_wasm_set_content_type = Module['_wasm_set_content_type'] = + wasmExports['wasm_set_content_type'])(a0)); -var _wasm_set_request_body = Module["_wasm_set_request_body"] = a0 => (_wasm_set_request_body = Module["_wasm_set_request_body"] = wasmExports["wasm_set_request_body"])(a0); + var _wasm_set_request_body = (Module['_wasm_set_request_body'] = (a0) => + (_wasm_set_request_body = Module['_wasm_set_request_body'] = + wasmExports['wasm_set_request_body'])(a0)); -var _wasm_set_content_length = Module["_wasm_set_content_length"] = a0 => (_wasm_set_content_length = Module["_wasm_set_content_length"] = wasmExports["wasm_set_content_length"])(a0); + var _wasm_set_content_length = (Module['_wasm_set_content_length'] = (a0) => + (_wasm_set_content_length = Module['_wasm_set_content_length'] = + wasmExports['wasm_set_content_length'])(a0)); -var _wasm_set_cookies = Module["_wasm_set_cookies"] = a0 => (_wasm_set_cookies = Module["_wasm_set_cookies"] = wasmExports["wasm_set_cookies"])(a0); + var _wasm_set_cookies = (Module['_wasm_set_cookies'] = (a0) => + (_wasm_set_cookies = Module['_wasm_set_cookies'] = + wasmExports['wasm_set_cookies'])(a0)); -var _wasm_set_request_port = Module["_wasm_set_request_port"] = a0 => (_wasm_set_request_port = Module["_wasm_set_request_port"] = wasmExports["wasm_set_request_port"])(a0); + var _wasm_set_request_port = (Module['_wasm_set_request_port'] = (a0) => + (_wasm_set_request_port = Module['_wasm_set_request_port'] = + wasmExports['wasm_set_request_port'])(a0)); -var _wasm_sapi_request_shutdown = Module["_wasm_sapi_request_shutdown"] = () => (_wasm_sapi_request_shutdown = Module["_wasm_sapi_request_shutdown"] = wasmExports["wasm_sapi_request_shutdown"])(); + var _wasm_sapi_request_shutdown = (Module['_wasm_sapi_request_shutdown'] = + () => + (_wasm_sapi_request_shutdown = Module[ + '_wasm_sapi_request_shutdown' + ] = + wasmExports['wasm_sapi_request_shutdown'])()); -var _wasm_sapi_handle_request = Module["_wasm_sapi_handle_request"] = () => (_wasm_sapi_handle_request = Module["_wasm_sapi_handle_request"] = wasmExports["wasm_sapi_handle_request"])(); + var _wasm_sapi_handle_request = (Module['_wasm_sapi_handle_request'] = () => + (_wasm_sapi_handle_request = Module['_wasm_sapi_handle_request'] = + wasmExports['wasm_sapi_handle_request'])()); -var _php_wasm_init = Module["_php_wasm_init"] = () => (_php_wasm_init = Module["_php_wasm_init"] = wasmExports["php_wasm_init"])(); - -var _wasm_free = Module["_wasm_free"] = a0 => (_wasm_free = Module["_wasm_free"] = wasmExports["wasm_free"])(a0); - -var ___funcs_on_exit = () => (___funcs_on_exit = wasmExports["__funcs_on_exit"])(); - -var _emscripten_builtin_memalign = (a0, a1) => (_emscripten_builtin_memalign = wasmExports["emscripten_builtin_memalign"])(a0, a1); - -var __emscripten_timeout = (a0, a1) => (__emscripten_timeout = wasmExports["_emscripten_timeout"])(a0, a1); - -var ___trap = () => (___trap = wasmExports["__trap"])(); - -var __emscripten_tempret_set = a0 => (__emscripten_tempret_set = wasmExports["_emscripten_tempret_set"])(a0); - -var __emscripten_stack_restore = a0 => (__emscripten_stack_restore = wasmExports["_emscripten_stack_restore"])(a0); - -var __emscripten_stack_alloc = a0 => (__emscripten_stack_alloc = wasmExports["_emscripten_stack_alloc"])(a0); - -var _emscripten_stack_get_current = () => (_emscripten_stack_get_current = wasmExports["emscripten_stack_get_current"])(); - -Module["addRunDependency"] = addRunDependency; - -Module["removeRunDependency"] = removeRunDependency; - -Module["wasmExports"] = wasmExports; - -Module["ccall"] = ccall; - -Module["FS_createPreloadedFile"] = FS_createPreloadedFile; - -Module["FS_unlink"] = FS_unlink; - -Module["FS_createPath"] = FS_createPath; - -Module["FS_createDevice"] = FS_createDevice; - -Module["FS_createDataFile"] = FS_createDataFile; - -Module["FS_createLazyFile"] = FS_createLazyFile; - -Module["PROXYFS"] = PROXYFS; - -var calledRun; - -dependenciesFulfilled = function runCaller() { - if (!calledRun) run(); - if (!calledRun) dependenciesFulfilled = runCaller; -}; - -function run() { - if (runDependencies > 0) { - return; - } - preRun(); - if (runDependencies > 0) { - return; - } - function doRun() { - if (calledRun) return; - calledRun = true; - Module["calledRun"] = true; - if (ABORT) return; - initRuntime(); - if (Module["onRuntimeInitialized"]) Module["onRuntimeInitialized"](); - postRun(); - } - if (Module["setStatus"]) { - Module["setStatus"]("Running..."); - setTimeout(function() { - setTimeout(function() { - Module["setStatus"](""); - }, 1); - doRun(); - }, 1); - } else { - doRun(); - } -} - -if (Module["preInit"]) { - if (typeof Module["preInit"] == "function") Module["preInit"] = [ Module["preInit"] ]; - while (Module["preInit"].length > 0) { - Module["preInit"].pop()(); - } -} - -run(); -/** - * Emscripten resolves `localhost` to a random IP address. Let's - * make it always resolve to 127.0.0.1. - */ -DNS.address_map.addrs.localhost = '127.0.0.1'; - -/** - * Debugging Asyncify errors is tricky because the stack trace is lost when the - * error is thrown. This code saves the stack trace in a global variable - * so that it can be inspected later. - */ -PHPLoader.debug = 'debug' in PHPLoader ? PHPLoader.debug : true; -if (PHPLoader.debug && typeof Asyncify !== "undefined") { - const originalHandleSleep = Asyncify.handleSleep; - Asyncify.handleSleep = function (startAsync) { - if (!ABORT) { - Module["lastAsyncifyStackSource"] = new Error(); - } - return originalHandleSleep(startAsync); - } -} - -/** - * Data dependencies call removeRunDependency() when they are loaded. - * The synchronous call stack then continues to run. If an error occurs - * in PHP initialization, e.g. Out Of Memory error, it will not be - * caught by any try/catch. This override propagates the failure to - * PHPLoader.onAbort() so that it can be handled. - */ -const originalRemoveRunDependency = PHPLoader['removeRunDependency']; -PHPLoader['removeRunDependency'] = function (...args) { - try { - originalRemoveRunDependency(...args); - } catch (e) { - PHPLoader['onAbort'](e); - } -} + var _php_wasm_init = (Module['_php_wasm_init'] = () => + (_php_wasm_init = Module['_php_wasm_init'] = + wasmExports['php_wasm_init'])()); + + var _wasm_free = (Module['_wasm_free'] = (a0) => + (_wasm_free = Module['_wasm_free'] = wasmExports['wasm_free'])(a0)); -/** - * Other exports live in the Dockerfile in: - * - * * EXPORTED_RUNTIME_METHODS - * * EXPORTED_FUNCTIONS - * - * These exports, however, live in here because: - * - * * Listing them in EXPORTED_RUNTIME_METHODS doesn't actually - * export them. This could be a bug in Emscripten or a consequence of - * that option being deprecated. - * * Listing them in EXPORTED_FUNCTIONS works, but they are overridden - * on every `BasePHP.run()` call. This is a problem because we want to - * spy on these calls in some unit tests. - * - * Therefore, we export them here. - */ -PHPLoader['malloc'] = _malloc; -PHPLoader['free'] = typeof _free === 'function' ? _free : PHPLoader['_wasm_free']; - -return PHPLoader; - -// Close the opening bracket from esm-prefix.js: + var ___funcs_on_exit = () => + (___funcs_on_exit = wasmExports['__funcs_on_exit'])(); + + var _emscripten_builtin_memalign = (a0, a1) => + (_emscripten_builtin_memalign = + wasmExports['emscripten_builtin_memalign'])(a0, a1); + + var __emscripten_timeout = (a0, a1) => + (__emscripten_timeout = wasmExports['_emscripten_timeout'])(a0, a1); + + var ___trap = () => (___trap = wasmExports['__trap'])(); + + var __emscripten_tempret_set = (a0) => + (__emscripten_tempret_set = wasmExports['_emscripten_tempret_set'])(a0); + + var __emscripten_stack_restore = (a0) => + (__emscripten_stack_restore = wasmExports['_emscripten_stack_restore'])( + a0 + ); + + var __emscripten_stack_alloc = (a0) => + (__emscripten_stack_alloc = wasmExports['_emscripten_stack_alloc'])(a0); + + var _emscripten_stack_get_current = () => + (_emscripten_stack_get_current = + wasmExports['emscripten_stack_get_current'])(); + + // include: postamble.js + // === Auto-generated postamble setup entry stuff === + Module['addRunDependency'] = addRunDependency; + + Module['removeRunDependency'] = removeRunDependency; + + Module['wasmExports'] = wasmExports; + + Module['ccall'] = ccall; + + Module['FS_createPreloadedFile'] = FS_createPreloadedFile; + + Module['FS_unlink'] = FS_unlink; + + Module['FS_createPath'] = FS_createPath; + + Module['FS_createDevice'] = FS_createDevice; + + Module['FS_createDataFile'] = FS_createDataFile; + + Module['FS_createLazyFile'] = FS_createLazyFile; + + Module['PROXYFS'] = PROXYFS; + + var calledRun; + + dependenciesFulfilled = function runCaller() { + // If run has never been called, and we should call run (INVOKE_RUN is true, and Module.noInitialRun is not false) + if (!calledRun) run(); + if (!calledRun) dependenciesFulfilled = runCaller; + }; + + // try this again later, after new deps are fulfilled + function run() { + if (runDependencies > 0) { + return; + } + preRun(); + // a preRun added a dependency, run will be called later + if (runDependencies > 0) { + return; + } + function doRun() { + // run may have just been called through dependencies being fulfilled just in this very frame, + // or while the async setStatus time below was happening + if (calledRun) return; + calledRun = true; + Module['calledRun'] = true; + if (ABORT) return; + initRuntime(); + Module['onRuntimeInitialized']?.(); + postRun(); + } + if (Module['setStatus']) { + Module['setStatus']('Running...'); + setTimeout(() => { + setTimeout(() => Module['setStatus'](''), 1); + doRun(); + }, 1); + } else { + doRun(); + } + } + + if (Module['preInit']) { + if (typeof Module['preInit'] == 'function') + Module['preInit'] = [Module['preInit']]; + while (Module['preInit'].length > 0) { + Module['preInit'].pop()(); + } + } + + run(); + /** + * Emscripten resolves `localhost` to a random IP address. Let's + * make it always resolve to 127.0.0.1. + */ + DNS.address_map.addrs.localhost = '127.0.0.1'; + + /** + * Debugging Asyncify errors is tricky because the stack trace is lost when the + * error is thrown. This code saves the stack trace in a global variable + * so that it can be inspected later. + */ + PHPLoader.debug = 'debug' in PHPLoader ? PHPLoader.debug : true; + if (PHPLoader.debug && typeof Asyncify !== 'undefined') { + const originalHandleSleep = Asyncify.handleSleep; + Asyncify.handleSleep = function (startAsync) { + if (!ABORT) { + Module['lastAsyncifyStackSource'] = new Error(); + } + return originalHandleSleep(startAsync); + }; + } + + /** + * Data dependencies call removeRunDependency() when they are loaded. + * The synchronous call stack then continues to run. If an error occurs + * in PHP initialization, e.g. Out Of Memory error, it will not be + * caught by any try/catch. This override propagates the failure to + * PHPLoader.onAbort() so that it can be handled. + */ + const originalRemoveRunDependency = PHPLoader['removeRunDependency']; + PHPLoader['removeRunDependency'] = function (...args) { + try { + originalRemoveRunDependency(...args); + } catch (e) { + PHPLoader['onAbort'](e); + } + }; + + /** + * Other exports live in the Dockerfile in: + * + * * EXPORTED_RUNTIME_METHODS + * * EXPORTED_FUNCTIONS + * + * These exports, however, live in here because: + * + * * Listing them in EXPORTED_RUNTIME_METHODS doesn't actually + * export them. This could be a bug in Emscripten or a consequence of + * that option being deprecated. + * * Listing them in EXPORTED_FUNCTIONS works, but they are overridden + * on every `BasePHP.run()` call. This is a problem because we want to + * spy on these calls in some unit tests. + * + * Therefore, we export them here. + */ + PHPLoader['malloc'] = _malloc; + PHPLoader['free'] = + typeof _free === 'function' ? _free : PHPLoader['_wasm_free']; + + return PHPLoader; + + // Close the opening bracket from esm-prefix.js: } diff --git a/packages/php-wasm/node/jspi/php_8_1.js b/packages/php-wasm/node/jspi/php_8_1.js index f8fbdcff44..b6fa2f52e8 100644 --- a/packages/php-wasm/node/jspi/php_8_1.js +++ b/packages/php-wasm/node/jspi/php_8_1.js @@ -1,6689 +1,8286 @@ -const dependencyFilename = __dirname + '/8_1_23/php_8_1.wasm'; -export { dependencyFilename }; -export const dependenciesTotalSize = 14271326; +const dependencyFilename = __dirname + '/8_1_23/php_8_1.wasm'; +export { dependencyFilename }; +export const dependenciesTotalSize = 14261033; export function init(RuntimeName, PHPLoader) { - /** - * Overrides Emscripten's default ExitStatus object which gets - * thrown on failure. Unfortunately, the default object is not - * a subclass of Error and does not provide any stack trace. - * - * This is a deliberate behavior on Emscripten's end to prevent - * memory leaks after the program exits. See: - * - * https://github.com/emscripten-core/emscripten/pull/9108 - * - * In case of WordPress Playground, the worker in which the PHP - * runs will typically exit after the PHP program finishes, so - * we don't have to worry about memory leaks. - * - * As for assigning to a previously undeclared ExitStatus variable here, - * the Emscripten module declares `ExitStatus` as `function ExitStatus` - * which means it gets hoisted to the top of the scope and can be - * reassigned here – before the actual declaration is reached. - * - * If that sounds weird, try this example: - * - * ExitStatus = () => { console.log("reassigned"); } - * function ExitStatus() {} - * ExitStatus(); - * // logs "reassigned" - */ - ExitStatus = class PHPExitStatus extends Error { - constructor(status) { - super(status); - this.name = "ExitStatus"; - this.message = "Program terminated with exit(" + status + ")"; - this.status = status; - } - } - - // The rest of the code comes from the built php.js file and esm-suffix.js -var Module = typeof PHPLoader != "undefined" ? PHPLoader : {}; - -var ENVIRONMENT_IS_WORKER=RuntimeName==="WORKER"; - -var ENVIRONMENT_IS_NODE=RuntimeName==="NODE"; - -if (ENVIRONMENT_IS_NODE) {} - -var moduleOverrides = Object.assign({}, Module); - -var arguments_ = []; - -var thisProgram = "./this.program"; - -var quit_ = (status, toThrow) => { - throw toThrow; -}; - -var scriptDirectory = ""; - -function locateFile(path) { - if (Module["locateFile"]) { - return Module["locateFile"](path, scriptDirectory); - } - return scriptDirectory + path; -} - -var read_, readAsync, readBinary; - -if (ENVIRONMENT_IS_NODE) { - var fs = require("fs"); - var nodePath = require("path"); - scriptDirectory = __dirname + "/"; - read_ = (filename, binary) => { - filename = isFileURI(filename) ? new URL(filename) : nodePath.normalize(filename); - return fs.readFileSync(filename, binary ? undefined : "utf8"); - }; - readBinary = filename => { - var ret = read_(filename, true); - if (!ret.buffer) { - ret = new Uint8Array(ret); - } - return ret; - }; - readAsync = (filename, onload, onerror, binary = true) => { - filename = isFileURI(filename) ? new URL(filename) : nodePath.normalize(filename); - fs.readFile(filename, binary ? undefined : "utf8", (err, data) => { - if (err) onerror(err); else onload(binary ? data.buffer : data); - }); - }; - if (!Module["thisProgram"] && process.argv.length > 1) { - thisProgram = process.argv[1].replace(/\\/g, "/"); - } - arguments_ = process.argv.slice(2); - if (typeof module != "undefined") { - module["exports"] = Module; - } - quit_ = (status, toThrow) => { - process.exitCode = status; - throw toThrow; - }; -} else {} - -var out = Module["print"] || console.log.bind(console); - -var err = Module["printErr"] || console.error.bind(console); - -Object.assign(Module, moduleOverrides); - -moduleOverrides = null; - -if (Module["arguments"]) arguments_ = Module["arguments"]; - -if (Module["thisProgram"]) thisProgram = Module["thisProgram"]; - -if (Module["quit"]) quit_ = Module["quit"]; - -var wasmBinary; - -if (Module["wasmBinary"]) wasmBinary = Module["wasmBinary"]; - -var wasmMemory; - -var ABORT = false; - -var EXITSTATUS; - -/** @type {function(*, string=)} */ function assert(condition, text) { - if (!condition) { - abort(text); - } -} - -var /** @type {!Int8Array} */ HEAP8, /** @type {!Uint8Array} */ HEAPU8, /** @type {!Int16Array} */ HEAP16, /** @type {!Uint16Array} */ HEAPU16, /** @type {!Int32Array} */ HEAP32, /** @type {!Uint32Array} */ HEAPU32, /** @type {!Float32Array} */ HEAPF32, /** @type {!Float64Array} */ HEAPF64; - -function updateMemoryViews() { - var b = wasmMemory.buffer; - Module["HEAP8"] = HEAP8 = new Int8Array(b); - Module["HEAP16"] = HEAP16 = new Int16Array(b); - Module["HEAPU8"] = HEAPU8 = new Uint8Array(b); - Module["HEAPU16"] = HEAPU16 = new Uint16Array(b); - Module["HEAP32"] = HEAP32 = new Int32Array(b); - Module["HEAPU32"] = HEAPU32 = new Uint32Array(b); - Module["HEAPF32"] = HEAPF32 = new Float32Array(b); - Module["HEAPF64"] = HEAPF64 = new Float64Array(b); -} - -var __ATPRERUN__ = []; - -var __ATINIT__ = []; - -var __ATEXIT__ = []; - -var __ATPOSTRUN__ = []; - -var runtimeInitialized = false; - -var runtimeExited = false; - -function preRun() { - if (Module["preRun"]) { - if (typeof Module["preRun"] == "function") Module["preRun"] = [ Module["preRun"] ]; - while (Module["preRun"].length) { - addOnPreRun(Module["preRun"].shift()); - } - } - callRuntimeCallbacks(__ATPRERUN__); -} - -function initRuntime() { - runtimeInitialized = true; - SOCKFS.root = FS.mount(SOCKFS, {}, null); - if (!Module["noFSInit"] && !FS.init.initialized) FS.init(); - FS.ignorePermissions = false; - TTY.init(); - PIPEFS.root = FS.mount(PIPEFS, {}, null); - callRuntimeCallbacks(__ATINIT__); -} - -function exitRuntime() { - ___funcs_on_exit(); - callRuntimeCallbacks(__ATEXIT__); - FS.quit(); - TTY.shutdown(); - runtimeExited = true; -} - -function postRun() { - if (Module["postRun"]) { - if (typeof Module["postRun"] == "function") Module["postRun"] = [ Module["postRun"] ]; - while (Module["postRun"].length) { - addOnPostRun(Module["postRun"].shift()); - } - } - callRuntimeCallbacks(__ATPOSTRUN__); -} - -function addOnPreRun(cb) { - __ATPRERUN__.unshift(cb); -} - -function addOnInit(cb) { - __ATINIT__.unshift(cb); -} - -function addOnPostRun(cb) { - __ATPOSTRUN__.unshift(cb); -} - -var runDependencies = 0; - -var runDependencyWatcher = null; - -var dependenciesFulfilled = null; - -function getUniqueRunDependency(id) { - return id; -} - -function addRunDependency(id) { - runDependencies++; - Module["monitorRunDependencies"]?.(runDependencies); -} - -function removeRunDependency(id) { - runDependencies--; - Module["monitorRunDependencies"]?.(runDependencies); - if (runDependencies == 0) { - if (runDependencyWatcher !== null) { - clearInterval(runDependencyWatcher); - runDependencyWatcher = null; - } - if (dependenciesFulfilled) { - var callback = dependenciesFulfilled; - dependenciesFulfilled = null; - callback(); - } - } -} - -/** @param {string|number=} what */ function abort(what) { - Module["onAbort"]?.(what); - what = "Aborted(" + what + ")"; - err(what); - ABORT = true; - EXITSTATUS = 1; - what += ". Build with -sASSERTIONS for more info."; - if (runtimeInitialized) { - ___trap(); - } - /** @suppress {checkTypes} */ var e = new WebAssembly.RuntimeError(what); - throw e; -} - -var dataURIPrefix = "data:application/octet-stream;base64,"; - -/** - * Indicates whether filename is a base64 data URI. - * @noinline - */ var isDataURI = filename => filename.startsWith(dataURIPrefix); - -/** - * Indicates whether filename is delivered via file protocol (as opposed to http/https) - * @noinline - */ var isFileURI = filename => filename.startsWith("file://"); - -function findWasmBinary() { - var f = dependencyFilename; - if (!isDataURI(f)) { - return locateFile(f); - } - return f; -} - -var wasmBinaryFile; - -function getBinarySync(file) { - if (file == wasmBinaryFile && wasmBinary) { - return new Uint8Array(wasmBinary); - } - if (readBinary) { - return readBinary(file); - } - throw "both async and sync fetching of the wasm failed"; -} - -function getBinaryPromise(binaryFile) { - if (!wasmBinary) { - return new Promise((resolve, reject) => { - readAsync(binaryFile, response => resolve(new Uint8Array(/** @type{!ArrayBuffer} */ (response))), error => { - try { - resolve(getBinarySync(binaryFile)); - } catch (e) { - reject(e); - } - }); - }); - } - return Promise.resolve().then(() => getBinarySync(binaryFile)); -} - -function instantiateArrayBuffer(binaryFile, imports, receiver) { - return getBinaryPromise(binaryFile).then(binary => WebAssembly.instantiate(binary, imports)).then(receiver, reason => { - err(`failed to asynchronously prepare wasm: ${reason}`); - abort(reason); - }); -} - -function instantiateAsync(binary, binaryFile, imports, callback) { - if (!binary && typeof WebAssembly.instantiateStreaming == "function" && !isDataURI(binaryFile) && !ENVIRONMENT_IS_NODE && typeof fetch == "function") { - return fetch(binaryFile, { - credentials: "same-origin" - }).then(response => { - /** @suppress {checkTypes} */ var result = WebAssembly.instantiateStreaming(response, imports); - return result.then(callback, function(reason) { - err(`wasm streaming compile failed: ${reason}`); - err("falling back to ArrayBuffer instantiation"); - return instantiateArrayBuffer(binaryFile, imports, callback); - }); - }); - } - return instantiateArrayBuffer(binaryFile, imports, callback); -} - -function getWasmImports() { - Asyncify.instrumentWasmImports(wasmImports); - return { - "env": wasmImports, - "wasi_snapshot_preview1": wasmImports - }; -} - -function createWasm() { - var info = getWasmImports(); - /** @param {WebAssembly.Module=} module*/ function receiveInstance(instance, module) { - wasmExports = instance.exports; - wasmExports = Asyncify.instrumentWasmExports(wasmExports); - Module["wasmExports"] = wasmExports; - wasmMemory = wasmExports["memory"]; - updateMemoryViews(); - wasmTable = wasmExports["__indirect_function_table"]; - addOnInit(wasmExports["__wasm_call_ctors"]); - removeRunDependency("wasm-instantiate"); - return wasmExports; - } - addRunDependency("wasm-instantiate"); - function receiveInstantiationResult(result) { - receiveInstance(result["instance"]); - } - if (Module["instantiateWasm"]) { - try { - return Module["instantiateWasm"](info, receiveInstance); - } catch (e) { - err(`Module.instantiateWasm callback failed with error: ${e}`); - return false; - } - } - if (!wasmBinaryFile) wasmBinaryFile = findWasmBinary(); - instantiateAsync(wasmBinary, wasmBinaryFile, info, receiveInstantiationResult); - return {}; -} - -var tempDouble; - -var tempI64; - -function __asyncjs__js_popen_to_file(command, mode, exitCodePtr) { - return Asyncify.handleAsync(async () => { - const returnCallback = resolver => new Promise(resolver); - if (!command) return 1; - const cmdstr = UTF8ToString(command); - if (!cmdstr.length) return 0; - const modestr = UTF8ToString(mode); - if (!modestr.length) return 0; - if (modestr === "w") { - console.error('popen($cmd, "w") is not implemented yet'); - } - return returnCallback(async wakeUp => { - let cp; - try { - cp = PHPWASM.spawnProcess(cmdstr, []); - if (cp instanceof Promise) { - cp = await cp; - } - } catch (e) { - console.error(e); - if (e.code === "SPAWN_UNSUPPORTED") { - return 1; - } - throw e; - } - const outByteArrays = []; - cp.stdout.on("data", function(data) { - outByteArrays.push(data); - }); - const outputPath = "/tmp/popen_output"; - cp.on("exit", function(exitCode) { - const outBytes = new Uint8Array(outByteArrays.reduce((acc, curr) => acc + curr.length, 0)); - let offset = 0; - for (const byteArray of outByteArrays) { - outBytes.set(byteArray, offset); - offset += byteArray.length; - } - FS.writeFile(outputPath, outBytes); - HEAPU8[exitCodePtr] = exitCode; - wakeUp(allocateUTF8OnStack(outputPath)); - }); - }); - }); -} - -__asyncjs__js_popen_to_file.sig = "iiii"; - -function __asyncjs__wasm_poll_socket(socketd, events, timeout) { - return Asyncify.handleAsync(async () => { - const returnCallback = resolver => new Promise(resolver); - const POLLIN = 1; - const POLLPRI = 2; - const POLLOUT = 4; - const POLLERR = 8; - const POLLHUP = 16; - const POLLNVAL = 32; - return returnCallback(wakeUp => { - const polls = []; - if (socketd in PHPWASM.child_proc_by_fd) { - const procInfo = PHPWASM.child_proc_by_fd[socketd]; - if (procInfo.exited) { - wakeUp(0); - return; - } - polls.push(PHPWASM.awaitEvent(procInfo.stdout, "data")); - } else if (FS.isSocket(FS.getStream(socketd)?.node.mode)) { - const sock = getSocketFromFD(socketd); - if (!sock) { - wakeUp(0); - return; - } - const lookingFor = new Set; - if (events & POLLIN || events & POLLPRI) { - if (sock.server) { - for (const client of sock.pending) { - if ((client.recv_queue || []).length > 0) { - wakeUp(1); - return; - } - } - } else if ((sock.recv_queue || []).length > 0) { - wakeUp(1); - return; - } - } - const webSockets = PHPWASM.getAllWebSockets(sock); - if (!webSockets.length) { - wakeUp(0); - return; - } - for (const ws of webSockets) { - if (events & POLLIN || events & POLLPRI) { - polls.push(PHPWASM.awaitData(ws)); - lookingFor.add("POLLIN"); - } - if (events & POLLOUT) { - polls.push(PHPWASM.awaitConnection(ws)); - lookingFor.add("POLLOUT"); - } - if (events & POLLHUP) { - polls.push(PHPWASM.awaitClose(ws)); - lookingFor.add("POLLHUP"); - } - if (events & POLLERR || events & POLLNVAL) { - polls.push(PHPWASM.awaitError(ws)); - lookingFor.add("POLLERR"); - } - } - } else { - setTimeout(function() { - wakeUp(1); - }, timeout); - return; - } - if (polls.length === 0) { - console.warn("Unsupported poll event " + events + ", defaulting to setTimeout()."); - setTimeout(function() { - wakeUp(0); - }, timeout); - return; - } - const promises = polls.map(([promise]) => promise); - const clearPolling = () => polls.forEach(([, clear]) => clear()); - let awaken = false; - let timeoutId; - Promise.race(promises).then(function(results) { - if (!awaken) { - awaken = true; - wakeUp(1); - if (timeoutId) { - clearTimeout(timeoutId); - } - clearPolling(); - } - }); - if (timeout !== -1) { - timeoutId = setTimeout(function() { - if (!awaken) { - awaken = true; - wakeUp(0); - clearPolling(); - } - }, timeout); - } - }); - }); -} - -__asyncjs__wasm_poll_socket.sig = "iiii"; - -function __asyncjs__js_fd_read(fd, iov, iovcnt, pnum) { - return Asyncify.handleAsync(async () => { - const returnCallback = resolver => new Promise(resolver); - if (Asyncify?.State?.Normal === undefined || Asyncify?.state === Asyncify?.State?.Normal) { - var returnCode; - var stream; - let num = 0; - try { - stream = SYSCALLS.getStreamFromFD(fd); - const num = doReadv(stream, iov, iovcnt); - HEAPU32[pnum >> 2] = num; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) { - throw e; - } - if (e.errno !== 6 || !(stream?.fd in PHPWASM.child_proc_by_fd)) { - HEAPU32[pnum >> 2] = 0; - return returnCode; - } - } - } - return returnCallback(wakeUp => { - var retries = 0; - var interval = 50; - var timeout = 5e3; - var maxRetries = timeout / interval; - function poll() { - var returnCode; - var stream; - let num; - try { - stream = SYSCALLS.getStreamFromFD(fd); - num = doReadv(stream, iov, iovcnt); - returnCode = 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) { - console.error(e); - throw e; - } - returnCode = e.errno; - } - const success = returnCode === 0; - const failure = (++retries > maxRetries || !(fd in PHPWASM.child_proc_by_fd) || PHPWASM.child_proc_by_fd[fd]?.exited || FS.isClosed(stream)); - if (success) { - HEAPU32[pnum >> 2] = num; - wakeUp(0); - } else if (failure) { - HEAPU32[pnum >> 2] = 0; - wakeUp(returnCode === 6 ? 0 : returnCode); - } else { - setTimeout(poll, interval); - } - } - poll(); - }); - }); -} - -__asyncjs__js_fd_read.sig = "iiiii"; - -function __asyncjs__js_module_onMessage(data, response_buffer) { - return Asyncify.handleAsync(async () => { - if (Module["onMessage"]) { - const dataStr = UTF8ToString(data); - return Module["onMessage"](dataStr).then(response => { - const responseBytes = typeof response === "string" ? (new TextEncoder).encode(response) : response; - const responseSize = responseBytes.byteLength; - const responsePtr = _malloc(responseSize + 1); - HEAPU8.set(responseBytes, responsePtr); - HEAPU8[responsePtr + responseSize] = 0; - HEAPU8[response_buffer] = responsePtr; - HEAPU8[response_buffer + 1] = responsePtr >> 8; - HEAPU8[response_buffer + 2] = responsePtr >> 16; - HEAPU8[response_buffer + 3] = responsePtr >> 24; - return responseSize; - }).catch(e => { - console.error(e); - return -1; - }); - } - }); -} - -__asyncjs__js_module_onMessage.sig = "iii"; - -/** @constructor */ function ExitStatus(status) { - this.name = "ExitStatus"; - this.message = `Program terminated with exit(${status})`; - this.status = status; -} - -var callRuntimeCallbacks = callbacks => { - while (callbacks.length > 0) { - callbacks.shift()(Module); - } -}; - -var noExitRuntime = Module["noExitRuntime"] || false; - -/** @type {function(...*):?} */ function _SharpYuvConvert() { - abort("missing function: SharpYuvConvert"); -} - -_SharpYuvConvert.stub = true; - -/** @type {function(...*):?} */ function _SharpYuvGetConversionMatrix() { - abort("missing function: SharpYuvGetConversionMatrix"); -} - -_SharpYuvGetConversionMatrix.stub = true; - -/** @type {function(...*):?} */ function _SharpYuvInit() { - abort("missing function: SharpYuvInit"); -} - -_SharpYuvInit.stub = true; - -var UTF8Decoder = typeof TextDecoder != "undefined" ? new TextDecoder("utf8") : undefined; - -/** - * Given a pointer 'idx' to a null-terminated UTF8-encoded string in the given - * array that contains uint8 values, returns a copy of that string as a - * Javascript String object. - * heapOrArray is either a regular array, or a JavaScript typed array view. - * @param {number} idx - * @param {number=} maxBytesToRead - * @return {string} - */ var UTF8ArrayToString = (heapOrArray, idx, maxBytesToRead) => { - var endIdx = idx + maxBytesToRead; - var endPtr = idx; - while (heapOrArray[endPtr] && !(endPtr >= endIdx)) ++endPtr; - if (endPtr - idx > 16 && heapOrArray.buffer && UTF8Decoder) { - return UTF8Decoder.decode(heapOrArray.subarray(idx, endPtr)); - } - var str = ""; - while (idx < endPtr) { - var u0 = heapOrArray[idx++]; - if (!(u0 & 128)) { - str += String.fromCharCode(u0); - continue; - } - var u1 = heapOrArray[idx++] & 63; - if ((u0 & 224) == 192) { - str += String.fromCharCode(((u0 & 31) << 6) | u1); - continue; - } - var u2 = heapOrArray[idx++] & 63; - if ((u0 & 240) == 224) { - u0 = ((u0 & 15) << 12) | (u1 << 6) | u2; - } else { - u0 = ((u0 & 7) << 18) | (u1 << 12) | (u2 << 6) | (heapOrArray[idx++] & 63); - } - if (u0 < 65536) { - str += String.fromCharCode(u0); - } else { - var ch = u0 - 65536; - str += String.fromCharCode(55296 | (ch >> 10), 56320 | (ch & 1023)); - } - } - return str; -}; - -/** - * Given a pointer 'ptr' to a null-terminated UTF8-encoded string in the - * emscripten HEAP, returns a copy of that string as a Javascript String object. - * - * @param {number} ptr - * @param {number=} maxBytesToRead - An optional length that specifies the - * maximum number of bytes to read. You can omit this parameter to scan the - * string until the first 0 byte. If maxBytesToRead is passed, and the string - * at [ptr, ptr+maxBytesToReadr[ contains a null byte in the middle, then the - * string will cut short at that byte index (i.e. maxBytesToRead will not - * produce a string of exact length [ptr, ptr+maxBytesToRead[) N.B. mixing - * frequent uses of UTF8ToString() with and without maxBytesToRead may throw - * JS JIT optimizations off, so it is worth to consider consistently using one - * @return {string} - */ var UTF8ToString = (ptr, maxBytesToRead) => ptr ? UTF8ArrayToString(HEAPU8, ptr, maxBytesToRead) : ""; - -Module["UTF8ToString"] = UTF8ToString; - -var ___assert_fail = (condition, filename, line, func) => { - abort(`Assertion failed: ${UTF8ToString(condition)}, at: ` + [ filename ? UTF8ToString(filename) : "unknown filename", line, func ? UTF8ToString(func) : "unknown function" ]); -}; - -var wasmTableMirror = []; - -/** @type {WebAssembly.Table} */ var wasmTable; - -var getWasmTableEntry = funcPtr => { - var func = wasmTableMirror[funcPtr]; - if (!func) { - if (funcPtr >= wasmTableMirror.length) wasmTableMirror.length = funcPtr + 1; - wasmTableMirror[funcPtr] = func = wasmTable.get(funcPtr); - if (Asyncify.isAsyncExport(func)) { - wasmTableMirror[funcPtr] = func = Asyncify.makeAsyncFunction(func); - } - } - return func; -}; - -var ___call_sighandler = (fp, sig) => getWasmTableEntry(fp)(sig); - -var initRandomFill = () => { - if (typeof crypto == "object" && typeof crypto["getRandomValues"] == "function") { - return view => crypto.getRandomValues(view); - } else if (ENVIRONMENT_IS_NODE) { - try { - var crypto_module = require("crypto"); - var randomFillSync = crypto_module["randomFillSync"]; - if (randomFillSync) { - return view => crypto_module["randomFillSync"](view); - } - var randomBytes = crypto_module["randomBytes"]; - return view => (view.set(randomBytes(view.byteLength)), view); - } catch (e) {} - } - abort("initRandomDevice"); -}; - -var randomFill = view => (randomFill = initRandomFill())(view); - -var PATH = { - isAbs: path => path.charAt(0) === "/", - splitPath: filename => { - var splitPathRe = /^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/; - return splitPathRe.exec(filename).slice(1); - }, - normalizeArray: (parts, allowAboveRoot) => { - var up = 0; - for (var i = parts.length - 1; i >= 0; i--) { - var last = parts[i]; - if (last === ".") { - parts.splice(i, 1); - } else if (last === "..") { - parts.splice(i, 1); - up++; - } else if (up) { - parts.splice(i, 1); - up--; - } - } - if (allowAboveRoot) { - for (;up; up--) { - parts.unshift(".."); - } - } - return parts; - }, - normalize: path => { - var isAbsolute = PATH.isAbs(path), trailingSlash = path.substr(-1) === "/"; - path = PATH.normalizeArray(path.split("/").filter(p => !!p), !isAbsolute).join("/"); - if (!path && !isAbsolute) { - path = "."; - } - if (path && trailingSlash) { - path += "/"; - } - return (isAbsolute ? "/" : "") + path; - }, - dirname: path => { - var result = PATH.splitPath(path), root = result[0], dir = result[1]; - if (!root && !dir) { - return "."; - } - if (dir) { - dir = dir.substr(0, dir.length - 1); - } - return root + dir; - }, - basename: path => { - if (path === "/") return "/"; - path = PATH.normalize(path); - path = path.replace(/\/$/, ""); - var lastSlash = path.lastIndexOf("/"); - if (lastSlash === -1) return path; - return path.substr(lastSlash + 1); - }, - join: (...paths) => PATH.normalize(paths.join("/")), - join2: (l, r) => PATH.normalize(l + "/" + r) -}; - -var PATH_FS = { - resolve: (...args) => { - var resolvedPath = "", resolvedAbsolute = false; - for (var i = args.length - 1; i >= -1 && !resolvedAbsolute; i--) { - var path = (i >= 0) ? args[i] : FS.cwd(); - if (typeof path != "string") { - throw new TypeError("Arguments to path.resolve must be strings"); - } else if (!path) { - return ""; - } - resolvedPath = path + "/" + resolvedPath; - resolvedAbsolute = PATH.isAbs(path); - } - resolvedPath = PATH.normalizeArray(resolvedPath.split("/").filter(p => !!p), !resolvedAbsolute).join("/"); - return ((resolvedAbsolute ? "/" : "") + resolvedPath) || "."; - }, - relative: (from, to) => { - from = PATH_FS.resolve(from).substr(1); - to = PATH_FS.resolve(to).substr(1); - function trim(arr) { - var start = 0; - for (;start < arr.length; start++) { - if (arr[start] !== "") break; - } - var end = arr.length - 1; - for (;end >= 0; end--) { - if (arr[end] !== "") break; - } - if (start > end) return []; - return arr.slice(start, end - start + 1); - } - var fromParts = trim(from.split("/")); - var toParts = trim(to.split("/")); - var length = Math.min(fromParts.length, toParts.length); - var samePartsLength = length; - for (var i = 0; i < length; i++) { - if (fromParts[i] !== toParts[i]) { - samePartsLength = i; - break; - } - } - var outputParts = []; - for (var i = samePartsLength; i < fromParts.length; i++) { - outputParts.push(".."); - } - outputParts = outputParts.concat(toParts.slice(samePartsLength)); - return outputParts.join("/"); - } -}; - -var FS_stdin_getChar_buffer = []; - -var lengthBytesUTF8 = str => { - var len = 0; - for (var i = 0; i < str.length; ++i) { - var c = str.charCodeAt(i); - if (c <= 127) { - len++; - } else if (c <= 2047) { - len += 2; - } else if (c >= 55296 && c <= 57343) { - len += 4; - ++i; - } else { - len += 3; - } - } - return len; -}; - -Module["lengthBytesUTF8"] = lengthBytesUTF8; - -var stringToUTF8Array = (str, heap, outIdx, maxBytesToWrite) => { - if (!(maxBytesToWrite > 0)) return 0; - var startIdx = outIdx; - var endIdx = outIdx + maxBytesToWrite - 1; - for (var i = 0; i < str.length; ++i) { - var u = str.charCodeAt(i); - if (u >= 55296 && u <= 57343) { - var u1 = str.charCodeAt(++i); - u = 65536 + ((u & 1023) << 10) | (u1 & 1023); - } - if (u <= 127) { - if (outIdx >= endIdx) break; - heap[outIdx++] = u; - } else if (u <= 2047) { - if (outIdx + 1 >= endIdx) break; - heap[outIdx++] = 192 | (u >> 6); - heap[outIdx++] = 128 | (u & 63); - } else if (u <= 65535) { - if (outIdx + 2 >= endIdx) break; - heap[outIdx++] = 224 | (u >> 12); - heap[outIdx++] = 128 | ((u >> 6) & 63); - heap[outIdx++] = 128 | (u & 63); - } else { - if (outIdx + 3 >= endIdx) break; - heap[outIdx++] = 240 | (u >> 18); - heap[outIdx++] = 128 | ((u >> 12) & 63); - heap[outIdx++] = 128 | ((u >> 6) & 63); - heap[outIdx++] = 128 | (u & 63); - } - } - heap[outIdx] = 0; - return outIdx - startIdx; -}; - -/** @type {function(string, boolean=, number=)} */ function intArrayFromString(stringy, dontAddNull, length) { - var len = length > 0 ? length : lengthBytesUTF8(stringy) + 1; - var u8array = new Array(len); - var numBytesWritten = stringToUTF8Array(stringy, u8array, 0, u8array.length); - if (dontAddNull) u8array.length = numBytesWritten; - return u8array; -} - -var FS_stdin_getChar = () => { - if (!FS_stdin_getChar_buffer.length) { - var result = null; - if (ENVIRONMENT_IS_NODE) { - var BUFSIZE = 256; - var buf = Buffer.alloc(BUFSIZE); - var bytesRead = 0; - /** @suppress {missingProperties} */ var fd = process.stdin.fd; - try { - bytesRead = fs.readSync(fd, buf, 0, BUFSIZE); - } catch (e) { - if (e.toString().includes("EOF")) bytesRead = 0; else throw e; - } - if (bytesRead > 0) { - result = buf.slice(0, bytesRead).toString("utf-8"); - } - } else {} - if (!result) { - return null; - } - FS_stdin_getChar_buffer = intArrayFromString(result, true); - } - return FS_stdin_getChar_buffer.shift(); -}; - -var TTY = { - ttys: [], - init() {}, - shutdown() {}, - register(dev, ops) { - TTY.ttys[dev] = { - input: [], - output: [], - ops: ops - }; - FS.registerDevice(dev, TTY.stream_ops); - }, - stream_ops: { - open(stream) { - var tty = TTY.ttys[stream.node.rdev]; - if (!tty) { - throw new FS.ErrnoError(43); - } - stream.tty = tty; - stream.seekable = false; - }, - close(stream) { - stream.tty.ops.fsync(stream.tty); - }, - fsync(stream) { - stream.tty.ops.fsync(stream.tty); - }, - read(stream, buffer, offset, length, pos) { - /* ignored */ if (!stream.tty || !stream.tty.ops.get_char) { - throw new FS.ErrnoError(60); - } - var bytesRead = 0; - for (var i = 0; i < length; i++) { - var result; - try { - result = stream.tty.ops.get_char(stream.tty); - } catch (e) { - throw new FS.ErrnoError(29); - } - if (result === undefined && bytesRead === 0) { - throw new FS.ErrnoError(6); - } - if (result === null || result === undefined) break; - bytesRead++; - buffer[offset + i] = result; - } - if (bytesRead) { - stream.node.timestamp = Date.now(); - } - return bytesRead; - }, - write(stream, buffer, offset, length, pos) { - if (!stream.tty || !stream.tty.ops.put_char) { - throw new FS.ErrnoError(60); - } - try { - for (var i = 0; i < length; i++) { - stream.tty.ops.put_char(stream.tty, buffer[offset + i]); - } - } catch (e) { - throw new FS.ErrnoError(29); - } - if (length) { - stream.node.timestamp = Date.now(); - } - return i; - } - }, - default_tty_ops: { - get_char(tty) { - return FS_stdin_getChar(); - }, - put_char(tty, val) { - if (val === null || val === 10) { - out(UTF8ArrayToString(tty.output, 0)); - tty.output = []; - } else { - if (val != 0) tty.output.push(val); - } - }, - fsync(tty) { - if (tty.output && tty.output.length > 0) { - out(UTF8ArrayToString(tty.output, 0)); - tty.output = []; - } - }, - ioctl_tcgets(tty) { - return { - c_iflag: 25856, - c_oflag: 5, - c_cflag: 191, - c_lflag: 35387, - c_cc: [ 3, 28, 127, 21, 4, 0, 1, 0, 17, 19, 26, 0, 18, 15, 23, 22, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 ] - }; - }, - ioctl_tcsets(tty, optional_actions, data) { - return 0; - }, - ioctl_tiocgwinsz(tty) { - return [ 24, 80 ]; - } - }, - default_tty1_ops: { - put_char(tty, val) { - if (val === null || val === 10) { - err(UTF8ArrayToString(tty.output, 0)); - tty.output = []; - } else { - if (val != 0) tty.output.push(val); - } - }, - fsync(tty) { - if (tty.output && tty.output.length > 0) { - err(UTF8ArrayToString(tty.output, 0)); - tty.output = []; - } - } - } -}; - -var zeroMemory = (address, size) => { - HEAPU8.fill(0, address, address + size); - return address; -}; - -var alignMemory = (size, alignment) => Math.ceil(size / alignment) * alignment; - -var mmapAlloc = size => { - size = alignMemory(size, 65536); - var ptr = _emscripten_builtin_memalign(65536, size); - if (!ptr) return 0; - return zeroMemory(ptr, size); -}; - -var MEMFS = { - ops_table: null, - mount(mount) { - return MEMFS.createNode(null, "/", 16384 | 511, /* 0777 */ 0); - }, - createNode(parent, name, mode, dev) { - if (FS.isBlkdev(mode) || FS.isFIFO(mode)) { - throw new FS.ErrnoError(63); - } - MEMFS.ops_table ||= { - dir: { - node: { - getattr: MEMFS.node_ops.getattr, - setattr: MEMFS.node_ops.setattr, - lookup: MEMFS.node_ops.lookup, - mknod: MEMFS.node_ops.mknod, - rename: MEMFS.node_ops.rename, - unlink: MEMFS.node_ops.unlink, - rmdir: MEMFS.node_ops.rmdir, - readdir: MEMFS.node_ops.readdir, - symlink: MEMFS.node_ops.symlink - }, - stream: { - llseek: MEMFS.stream_ops.llseek - } - }, - file: { - node: { - getattr: MEMFS.node_ops.getattr, - setattr: MEMFS.node_ops.setattr - }, - stream: { - llseek: MEMFS.stream_ops.llseek, - read: MEMFS.stream_ops.read, - write: MEMFS.stream_ops.write, - allocate: MEMFS.stream_ops.allocate, - mmap: MEMFS.stream_ops.mmap, - msync: MEMFS.stream_ops.msync - } - }, - link: { - node: { - getattr: MEMFS.node_ops.getattr, - setattr: MEMFS.node_ops.setattr, - readlink: MEMFS.node_ops.readlink - }, - stream: {} - }, - chrdev: { - node: { - getattr: MEMFS.node_ops.getattr, - setattr: MEMFS.node_ops.setattr - }, - stream: FS.chrdev_stream_ops - } - }; - var node = FS.createNode(parent, name, mode, dev); - if (FS.isDir(node.mode)) { - node.node_ops = MEMFS.ops_table.dir.node; - node.stream_ops = MEMFS.ops_table.dir.stream; - node.contents = {}; - } else if (FS.isFile(node.mode)) { - node.node_ops = MEMFS.ops_table.file.node; - node.stream_ops = MEMFS.ops_table.file.stream; - node.usedBytes = 0; - node.contents = null; - } else if (FS.isLink(node.mode)) { - node.node_ops = MEMFS.ops_table.link.node; - node.stream_ops = MEMFS.ops_table.link.stream; - } else if (FS.isChrdev(node.mode)) { - node.node_ops = MEMFS.ops_table.chrdev.node; - node.stream_ops = MEMFS.ops_table.chrdev.stream; - } - node.timestamp = Date.now(); - if (parent) { - parent.contents[name] = node; - parent.timestamp = node.timestamp; - } - return node; - }, - getFileDataAsTypedArray(node) { - if (!node.contents) return new Uint8Array(0); - if (node.contents.subarray) return node.contents.subarray(0, node.usedBytes); - return new Uint8Array(node.contents); - }, - expandFileStorage(node, newCapacity) { - var prevCapacity = node.contents ? node.contents.length : 0; - if (prevCapacity >= newCapacity) return; - var CAPACITY_DOUBLING_MAX = 1024 * 1024; - newCapacity = Math.max(newCapacity, (prevCapacity * (prevCapacity < CAPACITY_DOUBLING_MAX ? 2 : 1.125)) >>> 0); - if (prevCapacity != 0) newCapacity = Math.max(newCapacity, 256); - var oldContents = node.contents; - node.contents = new Uint8Array(newCapacity); - if (node.usedBytes > 0) node.contents.set(oldContents.subarray(0, node.usedBytes), 0); - }, - resizeFileStorage(node, newSize) { - if (node.usedBytes == newSize) return; - if (newSize == 0) { - node.contents = null; - node.usedBytes = 0; - } else { - var oldContents = node.contents; - node.contents = new Uint8Array(newSize); - if (oldContents) { - node.contents.set(oldContents.subarray(0, Math.min(newSize, node.usedBytes))); - } - node.usedBytes = newSize; - } - }, - node_ops: { - getattr(node) { - var attr = {}; - attr.dev = FS.isChrdev(node.mode) ? node.id : 1; - attr.ino = node.id; - attr.mode = node.mode; - attr.nlink = 1; - attr.uid = 0; - attr.gid = 0; - attr.rdev = node.rdev; - if (FS.isDir(node.mode)) { - attr.size = 4096; - } else if (FS.isFile(node.mode)) { - attr.size = node.usedBytes; - } else if (FS.isLink(node.mode)) { - attr.size = node.link.length; - } else { - attr.size = 0; - } - attr.atime = new Date(node.timestamp); - attr.mtime = new Date(node.timestamp); - attr.ctime = new Date(node.timestamp); - attr.blksize = 4096; - attr.blocks = Math.ceil(attr.size / attr.blksize); - return attr; - }, - setattr(node, attr) { - if (attr.mode !== undefined) { - node.mode = attr.mode; - } - if (attr.timestamp !== undefined) { - node.timestamp = attr.timestamp; - } - if (attr.size !== undefined) { - MEMFS.resizeFileStorage(node, attr.size); - } - }, - lookup(parent, name) { - throw FS.genericErrors[44]; - }, - mknod(parent, name, mode, dev) { - return MEMFS.createNode(parent, name, mode, dev); - }, - rename(old_node, new_dir, new_name) { - if (FS.isDir(old_node.mode)) { - var new_node; - try { - new_node = FS.lookupNode(new_dir, new_name); - } catch (e) {} - if (new_node) { - for (var i in new_node.contents) { - throw new FS.ErrnoError(55); - } - } - } - delete old_node.parent.contents[old_node.name]; - old_node.parent.timestamp = Date.now(); - old_node.name = new_name; - new_dir.contents[new_name] = old_node; - new_dir.timestamp = old_node.parent.timestamp; - }, - unlink(parent, name) { - delete parent.contents[name]; - parent.timestamp = Date.now(); - }, - rmdir(parent, name) { - var node = FS.lookupNode(parent, name); - for (var i in node.contents) { - throw new FS.ErrnoError(55); - } - delete parent.contents[name]; - parent.timestamp = Date.now(); - }, - readdir(node) { - var entries = [ ".", ".." ]; - for (var key of Object.keys(node.contents)) { - entries.push(key); - } - return entries; - }, - symlink(parent, newname, oldpath) { - var node = MEMFS.createNode(parent, newname, 511 | /* 0777 */ 40960, 0); - node.link = oldpath; - return node; - }, - readlink(node) { - if (!FS.isLink(node.mode)) { - throw new FS.ErrnoError(28); - } - return node.link; - } - }, - stream_ops: { - read(stream, buffer, offset, length, position) { - var contents = stream.node.contents; - if (position >= stream.node.usedBytes) return 0; - var size = Math.min(stream.node.usedBytes - position, length); - if (size > 8 && contents.subarray) { - buffer.set(contents.subarray(position, position + size), offset); - } else { - for (var i = 0; i < size; i++) buffer[offset + i] = contents[position + i]; - } - return size; - }, - write(stream, buffer, offset, length, position, canOwn) { - if (buffer.buffer === HEAP8.buffer) { - canOwn = false; - } - if (!length) return 0; - var node = stream.node; - node.timestamp = Date.now(); - if (buffer.subarray && (!node.contents || node.contents.subarray)) { - if (canOwn) { - node.contents = buffer.subarray(offset, offset + length); - node.usedBytes = length; - return length; - } else if (node.usedBytes === 0 && position === 0) { - node.contents = buffer.slice(offset, offset + length); - node.usedBytes = length; - return length; - } else if (position + length <= node.usedBytes) { - node.contents.set(buffer.subarray(offset, offset + length), position); - return length; - } - } - MEMFS.expandFileStorage(node, position + length); - if (node.contents.subarray && buffer.subarray) { - node.contents.set(buffer.subarray(offset, offset + length), position); - } else { - for (var i = 0; i < length; i++) { - node.contents[position + i] = buffer[offset + i]; - } - } - node.usedBytes = Math.max(node.usedBytes, position + length); - return length; - }, - llseek(stream, offset, whence) { - var position = offset; - if (whence === 1) { - position += stream.position; - } else if (whence === 2) { - if (FS.isFile(stream.node.mode)) { - position += stream.node.usedBytes; - } - } - if (position < 0) { - throw new FS.ErrnoError(28); - } - return position; - }, - allocate(stream, offset, length) { - MEMFS.expandFileStorage(stream.node, offset + length); - stream.node.usedBytes = Math.max(stream.node.usedBytes, offset + length); - }, - mmap(stream, length, position, prot, flags) { - if (!FS.isFile(stream.node.mode)) { - throw new FS.ErrnoError(43); - } - var ptr; - var allocated; - var contents = stream.node.contents; - if (!(flags & 2) && contents.buffer === HEAP8.buffer) { - allocated = false; - ptr = contents.byteOffset; - } else { - if (position > 0 || position + length < contents.length) { - if (contents.subarray) { - contents = contents.subarray(position, position + length); - } else { - contents = Array.prototype.slice.call(contents, position, position + length); - } - } - allocated = true; - ptr = mmapAlloc(length); - if (!ptr) { - throw new FS.ErrnoError(48); - } - HEAP8.set(contents, ptr); - } - return { - ptr: ptr, - allocated: allocated - }; - }, - msync(stream, buffer, offset, length, mmapFlags) { - MEMFS.stream_ops.write(stream, buffer, 0, length, offset, false); - return 0; - } - } -}; - -/** @param {boolean=} noRunDep */ var asyncLoad = (url, onload, onerror, noRunDep) => { - var dep = !noRunDep ? getUniqueRunDependency(`al ${url}`) : ""; - readAsync(url, arrayBuffer => { - onload(new Uint8Array(arrayBuffer)); - if (dep) removeRunDependency(dep); - }, event => { - if (onerror) { - onerror(); - } else { - throw `Loading data file "${url}" failed.`; - } - }); - if (dep) addRunDependency(dep); -}; - -var FS_createDataFile = (parent, name, fileData, canRead, canWrite, canOwn) => { - FS.createDataFile(parent, name, fileData, canRead, canWrite, canOwn); -}; - -var preloadPlugins = Module["preloadPlugins"] || []; - -var FS_handledByPreloadPlugin = (byteArray, fullname, finish, onerror) => { - if (typeof Browser != "undefined") Browser.init(); - var handled = false; - preloadPlugins.forEach(plugin => { - if (handled) return; - if (plugin["canHandle"](fullname)) { - plugin["handle"](byteArray, fullname, finish, onerror); - handled = true; - } - }); - return handled; -}; - -var FS_createPreloadedFile = (parent, name, url, canRead, canWrite, onload, onerror, dontCreateFile, canOwn, preFinish) => { - var fullname = name ? PATH_FS.resolve(PATH.join2(parent, name)) : parent; - var dep = getUniqueRunDependency(`cp ${fullname}`); - function processData(byteArray) { - function finish(byteArray) { - preFinish?.(); - if (!dontCreateFile) { - FS_createDataFile(parent, name, byteArray, canRead, canWrite, canOwn); - } - onload?.(); - removeRunDependency(dep); - } - if (FS_handledByPreloadPlugin(byteArray, fullname, finish, () => { - onerror?.(); - removeRunDependency(dep); - })) { - return; - } - finish(byteArray); - } - addRunDependency(dep); - if (typeof url == "string") { - asyncLoad(url, processData, onerror); - } else { - processData(url); - } -}; - -var FS_modeStringToFlags = str => { - var flagModes = { - "r": 0, - "r+": 2, - "w": 512 | 64 | 1, - "w+": 512 | 64 | 2, - "a": 1024 | 64 | 1, - "a+": 1024 | 64 | 2 - }; - var flags = flagModes[str]; - if (typeof flags == "undefined") { - throw new Error(`Unknown file open mode: ${str}`); - } - return flags; -}; - -var FS_getMode = (canRead, canWrite) => { - var mode = 0; - if (canRead) mode |= 292 | 73; - if (canWrite) mode |= 146; - return mode; -}; - -var ERRNO_CODES = { - "EPERM": 63, - "ENOENT": 44, - "ESRCH": 71, - "EINTR": 27, - "EIO": 29, - "ENXIO": 60, - "E2BIG": 1, - "ENOEXEC": 45, - "EBADF": 8, - "ECHILD": 12, - "EAGAIN": 6, - "EWOULDBLOCK": 6, - "ENOMEM": 48, - "EACCES": 2, - "EFAULT": 21, - "ENOTBLK": 105, - "EBUSY": 10, - "EEXIST": 20, - "EXDEV": 75, - "ENODEV": 43, - "ENOTDIR": 54, - "EISDIR": 31, - "EINVAL": 28, - "ENFILE": 41, - "EMFILE": 33, - "ENOTTY": 59, - "ETXTBSY": 74, - "EFBIG": 22, - "ENOSPC": 51, - "ESPIPE": 70, - "EROFS": 69, - "EMLINK": 34, - "EPIPE": 64, - "EDOM": 18, - "ERANGE": 68, - "ENOMSG": 49, - "EIDRM": 24, - "ECHRNG": 106, - "EL2NSYNC": 156, - "EL3HLT": 107, - "EL3RST": 108, - "ELNRNG": 109, - "EUNATCH": 110, - "ENOCSI": 111, - "EL2HLT": 112, - "EDEADLK": 16, - "ENOLCK": 46, - "EBADE": 113, - "EBADR": 114, - "EXFULL": 115, - "ENOANO": 104, - "EBADRQC": 103, - "EBADSLT": 102, - "EDEADLOCK": 16, - "EBFONT": 101, - "ENOSTR": 100, - "ENODATA": 116, - "ETIME": 117, - "ENOSR": 118, - "ENONET": 119, - "ENOPKG": 120, - "EREMOTE": 121, - "ENOLINK": 47, - "EADV": 122, - "ESRMNT": 123, - "ECOMM": 124, - "EPROTO": 65, - "EMULTIHOP": 36, - "EDOTDOT": 125, - "EBADMSG": 9, - "ENOTUNIQ": 126, - "EBADFD": 127, - "EREMCHG": 128, - "ELIBACC": 129, - "ELIBBAD": 130, - "ELIBSCN": 131, - "ELIBMAX": 132, - "ELIBEXEC": 133, - "ENOSYS": 52, - "ENOTEMPTY": 55, - "ENAMETOOLONG": 37, - "ELOOP": 32, - "EOPNOTSUPP": 138, - "EPFNOSUPPORT": 139, - "ECONNRESET": 15, - "ENOBUFS": 42, - "EAFNOSUPPORT": 5, - "EPROTOTYPE": 67, - "ENOTSOCK": 57, - "ENOPROTOOPT": 50, - "ESHUTDOWN": 140, - "ECONNREFUSED": 14, - "EADDRINUSE": 3, - "ECONNABORTED": 13, - "ENETUNREACH": 40, - "ENETDOWN": 38, - "ETIMEDOUT": 73, - "EHOSTDOWN": 142, - "EHOSTUNREACH": 23, - "EINPROGRESS": 26, - "EALREADY": 7, - "EDESTADDRREQ": 17, - "EMSGSIZE": 35, - "EPROTONOSUPPORT": 66, - "ESOCKTNOSUPPORT": 137, - "EADDRNOTAVAIL": 4, - "ENETRESET": 39, - "EISCONN": 30, - "ENOTCONN": 53, - "ETOOMANYREFS": 141, - "EUSERS": 136, - "EDQUOT": 19, - "ESTALE": 72, - "ENOTSUP": 138, - "ENOMEDIUM": 148, - "EILSEQ": 25, - "EOVERFLOW": 61, - "ECANCELED": 11, - "ENOTRECOVERABLE": 56, - "EOWNERDEAD": 62, - "ESTRPIPE": 135 -}; - -var NODEFS = { - isWindows: false, - staticInit() { - NODEFS.isWindows = !!process.platform.match(/^win/); - var flags = process.binding("constants"); - if (flags["fs"]) { - flags = flags["fs"]; - } - NODEFS.flagsForNodeMap = { - 1024: flags["O_APPEND"], - 64: flags["O_CREAT"], - 128: flags["O_EXCL"], - 256: flags["O_NOCTTY"], - 0: flags["O_RDONLY"], - 2: flags["O_RDWR"], - 4096: flags["O_SYNC"], - 512: flags["O_TRUNC"], - 1: flags["O_WRONLY"], - 131072: flags["O_NOFOLLOW"] - }; - }, - convertNodeCode(e) { - var code = e.code; - return ERRNO_CODES[code]; - }, - tryFSOperation(f) { - try { - return f(); - } catch (e) { - if (!e.code) throw e; - if (e.code === "UNKNOWN") throw new FS.ErrnoError(28); - throw new FS.ErrnoError(NODEFS.convertNodeCode(e)); - } - }, - mount(mount) { - return NODEFS.createNode(null, "/", NODEFS.getMode(mount.opts.root), 0); - }, - createNode(parent, name, mode, dev) { - if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { - throw new FS.ErrnoError(28); - } - var node = FS.createNode(parent, name, mode); - node.node_ops = NODEFS.node_ops; - node.stream_ops = NODEFS.stream_ops; - return node; - }, - getMode(path) { - var stat; - return NODEFS.tryFSOperation(() => { - stat = fs.lstatSync(path); - if (NODEFS.isWindows) { - stat.mode |= (stat.mode & 292) >> 2; - } - return stat.mode; - }); - }, - realPath(node) { - var parts = []; - while (node.parent !== node) { - parts.push(node.name); - node = node.parent; - } - parts.push(node.mount.opts.root); - parts.reverse(); - return PATH.join(...parts); - }, - flagsForNode(flags) { - flags &= ~2097152; - flags &= ~2048; - flags &= ~32768; - flags &= ~524288; - flags &= ~65536; - var newFlags = 0; - for (var k in NODEFS.flagsForNodeMap) { - if (flags & k) { - newFlags |= NODEFS.flagsForNodeMap[k]; - flags ^= k; - } - } - if (flags) { - throw new FS.ErrnoError(28); - } - return newFlags; - }, - node_ops: { - getattr(node) { - var path = NODEFS.realPath(node); - var stat; - NODEFS.tryFSOperation(() => stat = fs.lstatSync(path)); - if (NODEFS.isWindows) { - if (!stat.blksize) { - stat.blksize = 4096; - } - if (!stat.blocks) { - stat.blocks = (stat.size + stat.blksize - 1) / stat.blksize | 0; - } - stat.mode |= (stat.mode & 292) >> 2; - } - return { - dev: stat.dev, - ino: stat.ino, - mode: stat.mode, - nlink: stat.nlink, - uid: stat.uid, - gid: stat.gid, - rdev: stat.rdev, - size: stat.size, - atime: stat.atime, - mtime: stat.mtime, - ctime: stat.ctime, - blksize: stat.blksize, - blocks: stat.blocks - }; - }, - setattr(node, attr) { - var path = NODEFS.realPath(node); - NODEFS.tryFSOperation(() => { - if (attr.mode !== undefined) { - fs.chmodSync(path, attr.mode); - node.mode = attr.mode; - } - if (attr.timestamp !== undefined) { - var date = new Date(attr.timestamp); - fs.utimesSync(path, date, date); - } - if (attr.size !== undefined) { - fs.truncateSync(path, attr.size); - } - }); - }, - lookup(parent, name) { - var path = PATH.join2(NODEFS.realPath(parent), name); - var mode = NODEFS.getMode(path); - return NODEFS.createNode(parent, name, mode); - }, - mknod(parent, name, mode, dev) { - var node = NODEFS.createNode(parent, name, mode, dev); - var path = NODEFS.realPath(node); - NODEFS.tryFSOperation(() => { - if (FS.isDir(node.mode)) { - fs.mkdirSync(path, node.mode); - } else { - fs.writeFileSync(path, "", { - mode: node.mode - }); - } - }); - return node; - }, - rename(oldNode, newDir, newName) { - var oldPath = NODEFS.realPath(oldNode); - var newPath = PATH.join2(NODEFS.realPath(newDir), newName); - NODEFS.tryFSOperation(() => fs.renameSync(oldPath, newPath)); - oldNode.name = newName; - }, - unlink(parent, name) { - var path = PATH.join2(NODEFS.realPath(parent), name); - NODEFS.tryFSOperation(() => fs.unlinkSync(path)); - }, - rmdir(parent, name) { - var path = PATH.join2(NODEFS.realPath(parent), name); - NODEFS.tryFSOperation(() => fs.rmdirSync(path)); - }, - readdir(node) { - var path = NODEFS.realPath(node); - return NODEFS.tryFSOperation(() => fs.readdirSync(path)); - }, - symlink(parent, newName, oldPath) { - var newPath = PATH.join2(NODEFS.realPath(parent), newName); - NODEFS.tryFSOperation(() => fs.symlinkSync(oldPath, newPath)); - }, - readlink(node) { - var path = NODEFS.realPath(node); - return NODEFS.tryFSOperation(() => fs.readlinkSync(path)); - } - }, - stream_ops: { - open(stream) { - var path = NODEFS.realPath(stream.node); - NODEFS.tryFSOperation(() => { - if (FS.isFile(stream.node.mode)) { - stream.shared.refcount = 1; - stream.nfd = fs.openSync(path, NODEFS.flagsForNode(stream.flags)); - } - }); - }, - close(stream) { - NODEFS.tryFSOperation(() => { - if (FS.isFile(stream.node.mode) && stream.nfd && --stream.shared.refcount === 0) { - fs.closeSync(stream.nfd); - } - }); - }, - dup(stream) { - stream.shared.refcount++; - }, - read(stream, buffer, offset, length, position) { - if (length === 0) return 0; - return NODEFS.tryFSOperation(() => fs.readSync(stream.nfd, new Int8Array(buffer.buffer, offset, length), 0, length, position)); - }, - write(stream, buffer, offset, length, position) { - return NODEFS.tryFSOperation(() => fs.writeSync(stream.nfd, new Int8Array(buffer.buffer, offset, length), 0, length, position)); - }, - llseek(stream, offset, whence) { - var position = offset; - if (whence === 1) { - position += stream.position; - } else if (whence === 2) { - if (FS.isFile(stream.node.mode)) { - NODEFS.tryFSOperation(() => { - var stat = fs.fstatSync(stream.nfd); - position += stat.size; - }); - } - } - if (position < 0) { - throw new FS.ErrnoError(28); - } - return position; - }, - mmap(stream, length, position, prot, flags) { - if (!FS.isFile(stream.node.mode)) { - throw new FS.ErrnoError(43); - } - var ptr = mmapAlloc(length); - NODEFS.stream_ops.read(stream, HEAP8, ptr, length, position); - return { - ptr: ptr, - allocated: true - }; - }, - msync(stream, buffer, offset, length, mmapFlags) { - NODEFS.stream_ops.write(stream, buffer, 0, length, offset, false); - return 0; - } - } -}; - -var PROXYFS = { - mount(mount) { - return PROXYFS.createNode(null, "/", mount.opts.fs.lstat(mount.opts.root).mode, 0); - }, - createNode(parent, name, mode, dev) { - if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { - throw new FS.ErrnoError(ERRNO_CODES.EINVAL); - } - var node = FS.createNode(parent, name, mode); - node.node_ops = PROXYFS.node_ops; - node.stream_ops = PROXYFS.stream_ops; - return node; - }, - realPath(node) { - var parts = []; - while (node.parent !== node) { - parts.push(node.name); - node = node.parent; - } - parts.push(node.mount.opts.root); - parts.reverse(); - return PATH.join(...parts); - }, - node_ops: { - getattr(node) { - var path = PROXYFS.realPath(node); - var stat; - try { - stat = node.mount.opts.fs.lstat(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - return { - dev: stat.dev, - ino: stat.ino, - mode: stat.mode, - nlink: stat.nlink, - uid: stat.uid, - gid: stat.gid, - rdev: stat.rdev, - size: stat.size, - atime: stat.atime, - mtime: stat.mtime, - ctime: stat.ctime, - blksize: stat.blksize, - blocks: stat.blocks - }; - }, - setattr(node, attr) { - var path = PROXYFS.realPath(node); - try { - if (attr.mode !== undefined) { - node.mount.opts.fs.chmod(path, attr.mode); - node.mode = attr.mode; - } - if (attr.timestamp !== undefined) { - var date = new Date(attr.timestamp); - node.mount.opts.fs.utime(path, date, date); - } - if (attr.size !== undefined) { - node.mount.opts.fs.truncate(path, attr.size); - } - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - lookup(parent, name) { - try { - var path = PATH.join2(PROXYFS.realPath(parent), name); - var mode = parent.mount.opts.fs.lstat(path).mode; - var node = PROXYFS.createNode(parent, name, mode); - return node; - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - mknod(parent, name, mode, dev) { - var node = PROXYFS.createNode(parent, name, mode, dev); - var path = PROXYFS.realPath(node); - try { - if (FS.isDir(node.mode)) { - node.mount.opts.fs.mkdir(path, node.mode); - } else { - node.mount.opts.fs.writeFile(path, "", { - mode: node.mode - }); - } - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - return node; - }, - rename(oldNode, newDir, newName) { - var oldPath = PROXYFS.realPath(oldNode); - var newPath = PATH.join2(PROXYFS.realPath(newDir), newName); - try { - oldNode.mount.opts.fs.rename(oldPath, newPath); - oldNode.name = newName; - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - unlink(parent, name) { - var path = PATH.join2(PROXYFS.realPath(parent), name); - try { - parent.mount.opts.fs.unlink(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - rmdir(parent, name) { - var path = PATH.join2(PROXYFS.realPath(parent), name); - try { - parent.mount.opts.fs.rmdir(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - readdir(node) { - var path = PROXYFS.realPath(node); - try { - return node.mount.opts.fs.readdir(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - symlink(parent, newName, oldPath) { - var newPath = PATH.join2(PROXYFS.realPath(parent), newName); - try { - parent.mount.opts.fs.symlink(oldPath, newPath); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - readlink(node) { - var path = PROXYFS.realPath(node); - try { - return node.mount.opts.fs.readlink(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - } - }, - stream_ops: { - open(stream) { - var path = PROXYFS.realPath(stream.node); - try { - stream.nfd = stream.node.mount.opts.fs.open(path, stream.flags); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - close(stream) { - try { - stream.node.mount.opts.fs.close(stream.nfd); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - read(stream, buffer, offset, length, position) { - try { - return stream.node.mount.opts.fs.read(stream.nfd, buffer, offset, length, position); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - write(stream, buffer, offset, length, position) { - try { - return stream.node.mount.opts.fs.write(stream.nfd, buffer, offset, length, position); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - llseek(stream, offset, whence) { - var position = offset; - if (whence === 1) { - position += stream.position; - } else if (whence === 2) { - if (FS.isFile(stream.node.mode)) { - try { - var stat = stream.node.node_ops.getattr(stream.node); - position += stat.size; - } catch (e) { - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - } - } - if (position < 0) { - throw new FS.ErrnoError(ERRNO_CODES.EINVAL); - } - return position; - } - } -}; - -var FS = { - root: null, - mounts: [], - devices: {}, - streams: [], - nextInode: 1, - nameTable: null, - currentPath: "/", - initialized: false, - ignorePermissions: true, - ErrnoError: class { - constructor(errno) { - this.name = "ErrnoError"; - this.errno = errno; - } - }, - genericErrors: {}, - filesystems: null, - syncFSRequests: 0, - FSStream: class { - constructor() { - this.shared = {}; - } - get object() { - return this.node; - } - set object(val) { - this.node = val; - } - get isRead() { - return (this.flags & 2097155) !== 1; - } - get isWrite() { - return (this.flags & 2097155) !== 0; - } - get isAppend() { - return (this.flags & 1024); - } - get flags() { - return this.shared.flags; - } - set flags(val) { - this.shared.flags = val; - } - get position() { - return this.shared.position; - } - set position(val) { - this.shared.position = val; - } - }, - FSNode: class { - constructor(parent, name, mode, rdev) { - if (!parent) { - parent = this; - } - this.parent = parent; - this.mount = parent.mount; - this.mounted = null; - this.id = FS.nextInode++; - this.name = name; - this.mode = mode; - this.node_ops = {}; - this.stream_ops = {}; - this.rdev = rdev; - this.readMode = 292 | /*292*/ 73; - /*73*/ this.writeMode = 146; - } - /*146*/ get read() { - return (this.mode & this.readMode) === this.readMode; - } - set read(val) { - val ? this.mode |= this.readMode : this.mode &= ~this.readMode; - } - get write() { - return (this.mode & this.writeMode) === this.writeMode; - } - set write(val) { - val ? this.mode |= this.writeMode : this.mode &= ~this.writeMode; - } - get isFolder() { - return FS.isDir(this.mode); - } - get isDevice() { - return FS.isChrdev(this.mode); - } - }, - lookupPath(path, opts = {}) { - path = PATH_FS.resolve(path); - if (!path) return { - path: "", - node: null - }; - var defaults = { - follow_mount: true, - recurse_count: 0 - }; - opts = Object.assign(defaults, opts); - if (opts.recurse_count > 8) { - throw new FS.ErrnoError(32); - } - var parts = path.split("/").filter(p => !!p); - var current = FS.root; - var current_path = "/"; - for (var i = 0; i < parts.length; i++) { - var islast = (i === parts.length - 1); - if (islast && opts.parent) { - break; - } - current = FS.lookupNode(current, parts[i]); - current_path = PATH.join2(current_path, parts[i]); - if (FS.isMountpoint(current)) { - if (!islast || (islast && opts.follow_mount)) { - current = current.mounted.root; - } - } - if (!islast || opts.follow) { - var count = 0; - while (FS.isLink(current.mode)) { - var link = FS.readlink(current_path); - current_path = PATH_FS.resolve(PATH.dirname(current_path), link); - var lookup = FS.lookupPath(current_path, { - recurse_count: opts.recurse_count + 1 - }); - current = lookup.node; - if (count++ > 40) { - throw new FS.ErrnoError(32); - } - } - } - } - return { - path: current_path, - node: current - }; - }, - getPath(node) { - var path; - while (true) { - if (FS.isRoot(node)) { - var mount = node.mount.mountpoint; - if (!path) return mount; - return mount[mount.length - 1] !== "/" ? `${mount}/${path}` : mount + path; - } - path = path ? `${node.name}/${path}` : node.name; - node = node.parent; - } - }, - hashName(parentid, name) { - var hash = 0; - for (var i = 0; i < name.length; i++) { - hash = ((hash << 5) - hash + name.charCodeAt(i)) | 0; - } - return ((parentid + hash) >>> 0) % FS.nameTable.length; - }, - hashAddNode(node) { - var hash = FS.hashName(node.parent.id, node.name); - node.name_next = FS.nameTable[hash]; - FS.nameTable[hash] = node; - }, - hashRemoveNode(node) { - var hash = FS.hashName(node.parent.id, node.name); - if (FS.nameTable[hash] === node) { - FS.nameTable[hash] = node.name_next; - } else { - var current = FS.nameTable[hash]; - while (current) { - if (current.name_next === node) { - current.name_next = node.name_next; - break; - } - current = current.name_next; - } - } - }, - lookupNode(parent, name) { - var errCode = FS.mayLookup(parent); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - var hash = FS.hashName(parent.id, name); - for (var node = FS.nameTable[hash]; node; node = node.name_next) { - var nodeName = node.name; - if (node.parent.id === parent.id && nodeName === name) { - return node; - } - } - return FS.lookup(parent, name); - }, - createNode(parent, name, mode, rdev) { - var node = new FS.FSNode(parent, name, mode, rdev); - FS.hashAddNode(node); - return node; - }, - destroyNode(node) { - FS.hashRemoveNode(node); - }, - isRoot(node) { - return node === node.parent; - }, - isMountpoint(node) { - return !!node.mounted; - }, - isFile(mode) { - return (mode & 61440) === 32768; - }, - isDir(mode) { - return (mode & 61440) === 16384; - }, - isLink(mode) { - return (mode & 61440) === 40960; - }, - isChrdev(mode) { - return (mode & 61440) === 8192; - }, - isBlkdev(mode) { - return (mode & 61440) === 24576; - }, - isFIFO(mode) { - return (mode & 61440) === 4096; - }, - isSocket(mode) { - return (mode & 49152) === 49152; - }, - flagsToPermissionString(flag) { - var perms = [ "r", "w", "rw" ][flag & 3]; - if ((flag & 512)) { - perms += "w"; - } - return perms; - }, - nodePermissions(node, perms) { - if (FS.ignorePermissions) { - return 0; - } - if (perms.includes("r") && !(node.mode & 292)) { - return 2; - } else if (perms.includes("w") && !(node.mode & 146)) { - return 2; - } else if (perms.includes("x") && !(node.mode & 73)) { - return 2; - } - return 0; - }, - mayLookup(dir) { - if (!FS.isDir(dir.mode)) return 54; - var errCode = FS.nodePermissions(dir, "x"); - if (errCode) return errCode; - if (!dir.node_ops.lookup) return 2; - return 0; - }, - mayCreate(dir, name) { - try { - var node = FS.lookupNode(dir, name); - return 20; - } catch (e) {} - return FS.nodePermissions(dir, "wx"); - }, - mayDelete(dir, name, isdir) { - var node; - try { - node = FS.lookupNode(dir, name); - } catch (e) { - return e.errno; - } - var errCode = FS.nodePermissions(dir, "wx"); - if (errCode) { - return errCode; - } - if (isdir) { - if (!FS.isDir(node.mode)) { - return 54; - } - if (FS.isRoot(node) || FS.getPath(node) === FS.cwd()) { - return 10; - } - } else { - if (FS.isDir(node.mode)) { - return 31; - } - } - return 0; - }, - mayOpen(node, flags) { - if (!node) { - return 44; - } - if (FS.isLink(node.mode)) { - return 32; - } else if (FS.isDir(node.mode)) { - if (FS.flagsToPermissionString(flags) !== "r" || (flags & 512)) { - return 31; - } - } - return FS.nodePermissions(node, FS.flagsToPermissionString(flags)); - }, - MAX_OPEN_FDS: 4096, - nextfd() { - for (var fd = 0; fd <= FS.MAX_OPEN_FDS; fd++) { - if (!FS.streams[fd]) { - return fd; - } - } - throw new FS.ErrnoError(33); - }, - getStreamChecked(fd) { - var stream = FS.getStream(fd); - if (!stream) { - throw new FS.ErrnoError(8); - } - return stream; - }, - getStream: fd => FS.streams[fd], - createStream(stream, fd = -1) { - stream = Object.assign(new FS.FSStream, stream); - if (fd == -1) { - fd = FS.nextfd(); - } - stream.fd = fd; - FS.streams[fd] = stream; - return stream; - }, - closeStream(fd) { - FS.streams[fd] = null; - }, - dupStream(origStream, fd = -1) { - var stream = FS.createStream(origStream, fd); - stream.stream_ops?.dup?.(stream); - return stream; - }, - chrdev_stream_ops: { - open(stream) { - var device = FS.getDevice(stream.node.rdev); - stream.stream_ops = device.stream_ops; - stream.stream_ops.open?.(stream); - }, - llseek() { - throw new FS.ErrnoError(70); - } - }, - major: dev => ((dev) >> 8), - minor: dev => ((dev) & 255), - makedev: (ma, mi) => ((ma) << 8 | (mi)), - registerDevice(dev, ops) { - FS.devices[dev] = { - stream_ops: ops - }; - }, - getDevice: dev => FS.devices[dev], - getMounts(mount) { - var mounts = []; - var check = [ mount ]; - while (check.length) { - var m = check.pop(); - mounts.push(m); - check.push(...m.mounts); - } - return mounts; - }, - syncfs(populate, callback) { - if (typeof populate == "function") { - callback = populate; - populate = false; - } - FS.syncFSRequests++; - if (FS.syncFSRequests > 1) { - err(`warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work`); - } - var mounts = FS.getMounts(FS.root.mount); - var completed = 0; - function doCallback(errCode) { - FS.syncFSRequests--; - return callback(errCode); - } - function done(errCode) { - if (errCode) { - if (!done.errored) { - done.errored = true; - return doCallback(errCode); - } - return; - } - if (++completed >= mounts.length) { - doCallback(null); - } - } - mounts.forEach(mount => { - if (!mount.type.syncfs) { - return done(null); - } - mount.type.syncfs(mount, populate, done); - }); - }, - mount(type, opts, mountpoint) { - var root = mountpoint === "/"; - var pseudo = !mountpoint; - var node; - if (root && FS.root) { - throw new FS.ErrnoError(10); - } else if (!root && !pseudo) { - var lookup = FS.lookupPath(mountpoint, { - follow_mount: false - }); - mountpoint = lookup.path; - node = lookup.node; - if (FS.isMountpoint(node)) { - throw new FS.ErrnoError(10); - } - if (!FS.isDir(node.mode)) { - throw new FS.ErrnoError(54); - } - } - var mount = { - type: type, - opts: opts, - mountpoint: mountpoint, - mounts: [] - }; - var mountRoot = type.mount(mount); - mountRoot.mount = mount; - mount.root = mountRoot; - if (root) { - FS.root = mountRoot; - } else if (node) { - node.mounted = mount; - if (node.mount) { - node.mount.mounts.push(mount); - } - } - return mountRoot; - }, - unmount(mountpoint) { - var lookup = FS.lookupPath(mountpoint, { - follow_mount: false - }); - if (!FS.isMountpoint(lookup.node)) { - throw new FS.ErrnoError(28); - } - var node = lookup.node; - var mount = node.mounted; - var mounts = FS.getMounts(mount); - Object.keys(FS.nameTable).forEach(hash => { - var current = FS.nameTable[hash]; - while (current) { - var next = current.name_next; - if (mounts.includes(current.mount)) { - FS.destroyNode(current); - } - current = next; - } - }); - node.mounted = null; - var idx = node.mount.mounts.indexOf(mount); - node.mount.mounts.splice(idx, 1); - }, - lookup(parent, name) { - return parent.node_ops.lookup(parent, name); - }, - mknod(path, mode, dev) { - var lookup = FS.lookupPath(path, { - parent: true - }); - var parent = lookup.node; - var name = PATH.basename(path); - if (!name || name === "." || name === "..") { - throw new FS.ErrnoError(28); - } - var errCode = FS.mayCreate(parent, name); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!parent.node_ops.mknod) { - throw new FS.ErrnoError(63); - } - return parent.node_ops.mknod(parent, name, mode, dev); - }, - create(path, mode) { - mode = mode !== undefined ? mode : 438; - /* 0666 */ mode &= 4095; - mode |= 32768; - return FS.mknod(path, mode, 0); - }, - mkdir(path, mode) { - mode = mode !== undefined ? mode : 511; - /* 0777 */ mode &= 511 | 512; - mode |= 16384; - return FS.mknod(path, mode, 0); - }, - mkdirTree(path, mode) { - var dirs = path.split("/"); - var d = ""; - for (var i = 0; i < dirs.length; ++i) { - if (!dirs[i]) continue; - d += "/" + dirs[i]; - try { - FS.mkdir(d, mode); - } catch (e) { - if (e.errno != 20) throw e; - } - } - }, - mkdev(path, mode, dev) { - if (typeof dev == "undefined") { - dev = mode; - mode = 438; - } - /* 0666 */ mode |= 8192; - return FS.mknod(path, mode, dev); - }, - symlink(oldpath, newpath) { - if (!PATH_FS.resolve(oldpath)) { - throw new FS.ErrnoError(44); - } - var lookup = FS.lookupPath(newpath, { - parent: true - }); - var parent = lookup.node; - if (!parent) { - throw new FS.ErrnoError(44); - } - var newname = PATH.basename(newpath); - var errCode = FS.mayCreate(parent, newname); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!parent.node_ops.symlink) { - throw new FS.ErrnoError(63); - } - return parent.node_ops.symlink(parent, newname, oldpath); - }, - rename(old_path, new_path) { - var old_dirname = PATH.dirname(old_path); - var new_dirname = PATH.dirname(new_path); - var old_name = PATH.basename(old_path); - var new_name = PATH.basename(new_path); - var lookup, old_dir, new_dir; - lookup = FS.lookupPath(old_path, { - parent: true - }); - old_dir = lookup.node; - lookup = FS.lookupPath(new_path, { - parent: true - }); - new_dir = lookup.node; - if (!old_dir || !new_dir) throw new FS.ErrnoError(44); - if (old_dir.mount !== new_dir.mount) { - throw new FS.ErrnoError(75); - } - var old_node = FS.lookupNode(old_dir, old_name); - var relative = PATH_FS.relative(old_path, new_dirname); - if (relative.charAt(0) !== ".") { - throw new FS.ErrnoError(28); - } - relative = PATH_FS.relative(new_path, old_dirname); - if (relative.charAt(0) !== ".") { - throw new FS.ErrnoError(55); - } - var new_node; - try { - new_node = FS.lookupNode(new_dir, new_name); - } catch (e) {} - if (old_node === new_node) { - return; - } - var isdir = FS.isDir(old_node.mode); - var errCode = FS.mayDelete(old_dir, old_name, isdir); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - errCode = new_node ? FS.mayDelete(new_dir, new_name, isdir) : FS.mayCreate(new_dir, new_name); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!old_dir.node_ops.rename) { - throw new FS.ErrnoError(63); - } - if (FS.isMountpoint(old_node) || (new_node && FS.isMountpoint(new_node))) { - throw new FS.ErrnoError(10); - } - if (new_dir !== old_dir) { - errCode = FS.nodePermissions(old_dir, "w"); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - } - FS.hashRemoveNode(old_node); - try { - old_dir.node_ops.rename(old_node, new_dir, new_name); - old_node.parent = new_dir; - } catch (e) { - throw e; - } finally { - FS.hashAddNode(old_node); - } - }, - rmdir(path) { - var lookup = FS.lookupPath(path, { - parent: true - }); - var parent = lookup.node; - var name = PATH.basename(path); - var node = FS.lookupNode(parent, name); - var errCode = FS.mayDelete(parent, name, true); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!parent.node_ops.rmdir) { - throw new FS.ErrnoError(63); - } - if (FS.isMountpoint(node)) { - throw new FS.ErrnoError(10); - } - parent.node_ops.rmdir(parent, name); - FS.destroyNode(node); - }, - readdir(path) { - var lookup = FS.lookupPath(path, { - follow: true - }); - var node = lookup.node; - if (!node.node_ops.readdir) { - throw new FS.ErrnoError(54); - } - return node.node_ops.readdir(node); - }, - unlink(path) { - var lookup = FS.lookupPath(path, { - parent: true - }); - var parent = lookup.node; - if (!parent) { - throw new FS.ErrnoError(44); - } - var name = PATH.basename(path); - var node = FS.lookupNode(parent, name); - var errCode = FS.mayDelete(parent, name, false); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!parent.node_ops.unlink) { - throw new FS.ErrnoError(63); - } - if (FS.isMountpoint(node)) { - throw new FS.ErrnoError(10); - } - parent.node_ops.unlink(parent, name); - FS.destroyNode(node); - }, - readlink(path) { - var lookup = FS.lookupPath(path); - var link = lookup.node; - if (!link) { - throw new FS.ErrnoError(44); - } - if (!link.node_ops.readlink) { - throw new FS.ErrnoError(28); - } - return PATH_FS.resolve(FS.getPath(link.parent), link.node_ops.readlink(link)); - }, - stat(path, dontFollow) { - var lookup = FS.lookupPath(path, { - follow: !dontFollow - }); - var node = lookup.node; - if (!node) { - throw new FS.ErrnoError(44); - } - if (!node.node_ops.getattr) { - throw new FS.ErrnoError(63); - } - return node.node_ops.getattr(node); - }, - lstat(path) { - return FS.stat(path, true); - }, - chmod(path, mode, dontFollow) { - var node; - if (typeof path == "string") { - var lookup = FS.lookupPath(path, { - follow: !dontFollow - }); - node = lookup.node; - } else { - node = path; - } - if (!node.node_ops.setattr) { - throw new FS.ErrnoError(63); - } - node.node_ops.setattr(node, { - mode: (mode & 4095) | (node.mode & ~4095), - timestamp: Date.now() - }); - }, - lchmod(path, mode) { - FS.chmod(path, mode, true); - }, - fchmod(fd, mode) { - var stream = FS.getStreamChecked(fd); - FS.chmod(stream.node, mode); - }, - chown(path, uid, gid, dontFollow) { - var node; - if (typeof path == "string") { - var lookup = FS.lookupPath(path, { - follow: !dontFollow - }); - node = lookup.node; - } else { - node = path; - } - if (!node.node_ops.setattr) { - throw new FS.ErrnoError(63); - } - node.node_ops.setattr(node, { - timestamp: Date.now() - }); - }, - lchown(path, uid, gid) { - FS.chown(path, uid, gid, true); - }, - fchown(fd, uid, gid) { - var stream = FS.getStreamChecked(fd); - FS.chown(stream.node, uid, gid); - }, - truncate(path, len) { - if (len < 0) { - throw new FS.ErrnoError(28); - } - var node; - if (typeof path == "string") { - var lookup = FS.lookupPath(path, { - follow: true - }); - node = lookup.node; - } else { - node = path; - } - if (!node.node_ops.setattr) { - throw new FS.ErrnoError(63); - } - if (FS.isDir(node.mode)) { - throw new FS.ErrnoError(31); - } - if (!FS.isFile(node.mode)) { - throw new FS.ErrnoError(28); - } - var errCode = FS.nodePermissions(node, "w"); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - node.node_ops.setattr(node, { - size: len, - timestamp: Date.now() - }); - }, - ftruncate(fd, len) { - var stream = FS.getStreamChecked(fd); - if ((stream.flags & 2097155) === 0) { - throw new FS.ErrnoError(28); - } - FS.truncate(stream.node, len); - }, - utime(path, atime, mtime) { - var lookup = FS.lookupPath(path, { - follow: true - }); - var node = lookup.node; - node.node_ops.setattr(node, { - timestamp: Math.max(atime, mtime) - }); - }, - open(path, flags, mode) { - if (path === "") { - throw new FS.ErrnoError(44); - } - flags = typeof flags == "string" ? FS_modeStringToFlags(flags) : flags; - if ((flags & 64)) { - mode = typeof mode == "undefined" ? 438 : /* 0666 */ mode; - mode = (mode & 4095) | 32768; - } else { - mode = 0; - } - var node; - if (typeof path == "object") { - node = path; - } else { - path = PATH.normalize(path); - try { - var lookup = FS.lookupPath(path, { - follow: !(flags & 131072) - }); - node = lookup.node; - } catch (e) {} - } - var created = false; - if ((flags & 64)) { - if (node) { - if ((flags & 128)) { - throw new FS.ErrnoError(20); - } - } else { - node = FS.mknod(path, mode, 0); - created = true; - } - } - if (!node) { - throw new FS.ErrnoError(44); - } - if (FS.isChrdev(node.mode)) { - flags &= ~512; - } - if ((flags & 65536) && !FS.isDir(node.mode)) { - throw new FS.ErrnoError(54); - } - if (!created) { - var errCode = FS.mayOpen(node, flags); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - } - if ((flags & 512) && !created) { - FS.truncate(node, 0); - } - flags &= ~(128 | 512 | 131072); - var stream = FS.createStream({ - node: node, - path: FS.getPath(node), - flags: flags, - seekable: true, - position: 0, - stream_ops: node.stream_ops, - ungotten: [], - error: false - }); - if (stream.stream_ops.open) { - stream.stream_ops.open(stream); - } - if (Module["logReadFiles"] && !(flags & 1)) { - if (!FS.readFiles) FS.readFiles = {}; - if (!(path in FS.readFiles)) { - FS.readFiles[path] = 1; - } - } - return stream; - }, - close(stream) { - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if (stream.getdents) stream.getdents = null; - try { - if (stream.stream_ops.close) { - stream.stream_ops.close(stream); - } - } catch (e) { - throw e; - } finally { - FS.closeStream(stream.fd); - } - stream.fd = null; - }, - isClosed(stream) { - return stream.fd === null; - }, - llseek(stream, offset, whence) { - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if (!stream.seekable || !stream.stream_ops.llseek) { - throw new FS.ErrnoError(70); - } - if (whence != 0 && whence != 1 && whence != 2) { - throw new FS.ErrnoError(28); - } - stream.position = stream.stream_ops.llseek(stream, offset, whence); - stream.ungotten = []; - return stream.position; - }, - read(stream, buffer, offset, length, position) { - if (length < 0 || position < 0) { - throw new FS.ErrnoError(28); - } - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if ((stream.flags & 2097155) === 1) { - throw new FS.ErrnoError(8); - } - if (FS.isDir(stream.node.mode)) { - throw new FS.ErrnoError(31); - } - if (!stream.stream_ops.read) { - throw new FS.ErrnoError(28); - } - var seeking = typeof position != "undefined"; - if (!seeking) { - position = stream.position; - } else if (!stream.seekable) { - throw new FS.ErrnoError(70); - } - var bytesRead = stream.stream_ops.read(stream, buffer, offset, length, position); - if (!seeking) stream.position += bytesRead; - return bytesRead; - }, - write(stream, buffer, offset, length, position, canOwn) { - if (length < 0 || position < 0) { - throw new FS.ErrnoError(28); - } - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if ((stream.flags & 2097155) === 0) { - throw new FS.ErrnoError(8); - } - if (FS.isDir(stream.node.mode)) { - throw new FS.ErrnoError(31); - } - if (!stream.stream_ops.write) { - throw new FS.ErrnoError(28); - } - if (stream.seekable && stream.flags & 1024) { - FS.llseek(stream, 0, 2); - } - var seeking = typeof position != "undefined"; - if (!seeking) { - position = stream.position; - } else if (!stream.seekable) { - throw new FS.ErrnoError(70); - } - var bytesWritten = stream.stream_ops.write(stream, buffer, offset, length, position, canOwn); - if (!seeking) stream.position += bytesWritten; - return bytesWritten; - }, - allocate(stream, offset, length) { - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if (offset < 0 || length <= 0) { - throw new FS.ErrnoError(28); - } - if ((stream.flags & 2097155) === 0) { - throw new FS.ErrnoError(8); - } - if (!FS.isFile(stream.node.mode) && !FS.isDir(stream.node.mode)) { - throw new FS.ErrnoError(43); - } - if (!stream.stream_ops.allocate) { - throw new FS.ErrnoError(138); - } - stream.stream_ops.allocate(stream, offset, length); - }, - mmap(stream, length, position, prot, flags) { - if ((prot & 2) !== 0 && (flags & 2) === 0 && (stream.flags & 2097155) !== 2) { - throw new FS.ErrnoError(2); - } - if ((stream.flags & 2097155) === 1) { - throw new FS.ErrnoError(2); - } - if (!stream.stream_ops.mmap) { - throw new FS.ErrnoError(43); - } - return stream.stream_ops.mmap(stream, length, position, prot, flags); - }, - msync(stream, buffer, offset, length, mmapFlags) { - if (!stream.stream_ops.msync) { - return 0; - } - return stream.stream_ops.msync(stream, buffer, offset, length, mmapFlags); - }, - ioctl(stream, cmd, arg) { - if (!stream.stream_ops.ioctl) { - throw new FS.ErrnoError(59); - } - return stream.stream_ops.ioctl(stream, cmd, arg); - }, - readFile(path, opts = {}) { - opts.flags = opts.flags || 0; - opts.encoding = opts.encoding || "binary"; - if (opts.encoding !== "utf8" && opts.encoding !== "binary") { - throw new Error(`Invalid encoding type "${opts.encoding}"`); - } - var ret; - var stream = FS.open(path, opts.flags); - var stat = FS.stat(path); - var length = stat.size; - var buf = new Uint8Array(length); - FS.read(stream, buf, 0, length, 0); - if (opts.encoding === "utf8") { - ret = UTF8ArrayToString(buf, 0); - } else if (opts.encoding === "binary") { - ret = buf; - } - FS.close(stream); - return ret; - }, - writeFile(path, data, opts = {}) { - opts.flags = opts.flags || 577; - var stream = FS.open(path, opts.flags, opts.mode); - if (typeof data == "string") { - var buf = new Uint8Array(lengthBytesUTF8(data) + 1); - var actualNumBytes = stringToUTF8Array(data, buf, 0, buf.length); - FS.write(stream, buf, 0, actualNumBytes, undefined, opts.canOwn); - } else if (ArrayBuffer.isView(data)) { - FS.write(stream, data, 0, data.byteLength, undefined, opts.canOwn); - } else { - throw new Error("Unsupported data type"); - } - FS.close(stream); - }, - cwd: () => FS.currentPath, - chdir(path) { - var lookup = FS.lookupPath(path, { - follow: true - }); - if (lookup.node === null) { - throw new FS.ErrnoError(44); - } - if (!FS.isDir(lookup.node.mode)) { - throw new FS.ErrnoError(54); - } - var errCode = FS.nodePermissions(lookup.node, "x"); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - FS.currentPath = lookup.path; - }, - createDefaultDirectories() { - FS.mkdir("/tmp"); - FS.mkdir("/home"); - FS.mkdir("/home/web_user"); - }, - createDefaultDevices() { - FS.mkdir("/dev"); - FS.registerDevice(FS.makedev(1, 3), { - read: () => 0, - write: (stream, buffer, offset, length, pos) => length - }); - FS.mkdev("/dev/null", FS.makedev(1, 3)); - TTY.register(FS.makedev(5, 0), TTY.default_tty_ops); - TTY.register(FS.makedev(6, 0), TTY.default_tty1_ops); - FS.mkdev("/dev/tty", FS.makedev(5, 0)); - FS.mkdev("/dev/tty1", FS.makedev(6, 0)); - var randomBuffer = new Uint8Array(1024), randomLeft = 0; - var randomByte = () => { - if (randomLeft === 0) { - randomLeft = randomFill(randomBuffer).byteLength; - } - return randomBuffer[--randomLeft]; - }; - FS.createDevice("/dev", "random", randomByte); - FS.createDevice("/dev", "urandom", randomByte); - FS.mkdir("/dev/shm"); - FS.mkdir("/dev/shm/tmp"); - }, - createSpecialDirectories() { - FS.mkdir("/proc"); - var proc_self = FS.mkdir("/proc/self"); - FS.mkdir("/proc/self/fd"); - FS.mount({ - mount() { - var node = FS.createNode(proc_self, "fd", 16384 | 511, /* 0777 */ 73); - node.node_ops = { - lookup(parent, name) { - var fd = +name; - var stream = FS.getStreamChecked(fd); - var ret = { - parent: null, - mount: { - mountpoint: "fake" - }, - node_ops: { - readlink: () => stream.path - } - }; - ret.parent = ret; - return ret; - } - }; - return node; - } - }, {}, "/proc/self/fd"); - }, - createStandardStreams() { - if (Module["stdin"]) { - FS.createDevice("/dev", "stdin", Module["stdin"]); - } else { - FS.symlink("/dev/tty", "/dev/stdin"); - } - if (Module["stdout"]) { - FS.createDevice("/dev", "stdout", null, Module["stdout"]); - } else { - FS.symlink("/dev/tty", "/dev/stdout"); - } - if (Module["stderr"]) { - FS.createDevice("/dev", "stderr", null, Module["stderr"]); - } else { - FS.symlink("/dev/tty1", "/dev/stderr"); - } - var stdin = FS.open("/dev/stdin", 0); - var stdout = FS.open("/dev/stdout", 1); - var stderr = FS.open("/dev/stderr", 1); - }, - staticInit() { - [ 44 ].forEach(code => { - FS.genericErrors[code] = new FS.ErrnoError(code); - FS.genericErrors[code].stack = ""; - }); - FS.nameTable = new Array(4096); - FS.mount(MEMFS, {}, "/"); - FS.createDefaultDirectories(); - FS.createDefaultDevices(); - FS.createSpecialDirectories(); - FS.filesystems = { - "MEMFS": MEMFS, - "NODEFS": NODEFS, - "PROXYFS": PROXYFS - }; - }, - init(input, output, error) { - FS.init.initialized = true; - Module["stdin"] = input || Module["stdin"]; - Module["stdout"] = output || Module["stdout"]; - Module["stderr"] = error || Module["stderr"]; - FS.createStandardStreams(); - }, - quit() { - FS.init.initialized = false; - _fflush(0); - for (var i = 0; i < FS.streams.length; i++) { - var stream = FS.streams[i]; - if (!stream) { - continue; - } - FS.close(stream); - } - }, - findObject(path, dontResolveLastLink) { - var ret = FS.analyzePath(path, dontResolveLastLink); - if (!ret.exists) { - return null; - } - return ret.object; - }, - analyzePath(path, dontResolveLastLink) { - try { - var lookup = FS.lookupPath(path, { - follow: !dontResolveLastLink - }); - path = lookup.path; - } catch (e) {} - var ret = { - isRoot: false, - exists: false, - error: 0, - name: null, - path: null, - object: null, - parentExists: false, - parentPath: null, - parentObject: null - }; - try { - var lookup = FS.lookupPath(path, { - parent: true - }); - ret.parentExists = true; - ret.parentPath = lookup.path; - ret.parentObject = lookup.node; - ret.name = PATH.basename(path); - lookup = FS.lookupPath(path, { - follow: !dontResolveLastLink - }); - ret.exists = true; - ret.path = lookup.path; - ret.object = lookup.node; - ret.name = lookup.node.name; - ret.isRoot = lookup.path === "/"; - } catch (e) { - ret.error = e.errno; - } - return ret; - }, - createPath(parent, path, canRead, canWrite) { - parent = typeof parent == "string" ? parent : FS.getPath(parent); - var parts = path.split("/").reverse(); - while (parts.length) { - var part = parts.pop(); - if (!part) continue; - var current = PATH.join2(parent, part); - try { - FS.mkdir(current); - } catch (e) {} - parent = current; - } - return current; - }, - createFile(parent, name, properties, canRead, canWrite) { - var path = PATH.join2(typeof parent == "string" ? parent : FS.getPath(parent), name); - var mode = FS_getMode(canRead, canWrite); - return FS.create(path, mode); - }, - createDataFile(parent, name, data, canRead, canWrite, canOwn) { - var path = name; - if (parent) { - parent = typeof parent == "string" ? parent : FS.getPath(parent); - path = name ? PATH.join2(parent, name) : parent; - } - var mode = FS_getMode(canRead, canWrite); - var node = FS.create(path, mode); - if (data) { - if (typeof data == "string") { - var arr = new Array(data.length); - for (var i = 0, len = data.length; i < len; ++i) arr[i] = data.charCodeAt(i); - data = arr; - } - FS.chmod(node, mode | 146); - var stream = FS.open(node, 577); - FS.write(stream, data, 0, data.length, 0, canOwn); - FS.close(stream); - FS.chmod(node, mode); - } - }, - createDevice(parent, name, input, output) { - var path = PATH.join2(typeof parent == "string" ? parent : FS.getPath(parent), name); - var mode = FS_getMode(!!input, !!output); - if (!FS.createDevice.major) FS.createDevice.major = 64; - var dev = FS.makedev(FS.createDevice.major++, 0); - FS.registerDevice(dev, { - open(stream) { - stream.seekable = false; - }, - close(stream) { - if (output?.buffer?.length) { - output(10); - } - }, - read(stream, buffer, offset, length, pos) { - /* ignored */ var bytesRead = 0; - for (var i = 0; i < length; i++) { - var result; - try { - result = input(); - } catch (e) { - throw new FS.ErrnoError(29); - } - if (result === undefined && bytesRead === 0) { - throw new FS.ErrnoError(6); - } - if (result === null || result === undefined) break; - bytesRead++; - buffer[offset + i] = result; - } - if (bytesRead) { - stream.node.timestamp = Date.now(); - } - return bytesRead; - }, - write(stream, buffer, offset, length, pos) { - for (var i = 0; i < length; i++) { - try { - output(buffer[offset + i]); - } catch (e) { - throw new FS.ErrnoError(29); - } - } - if (length) { - stream.node.timestamp = Date.now(); - } - return i; - } - }); - return FS.mkdev(path, mode, dev); - }, - forceLoadFile(obj) { - if (obj.isDevice || obj.isFolder || obj.link || obj.contents) return true; - if (typeof XMLHttpRequest != "undefined") { - throw new Error("Lazy loading should have been performed (contents set) in createLazyFile, but it was not. Lazy loading only works in web workers. Use --embed-file or --preload-file in emcc on the main thread."); - } else if (read_) { - try { - obj.contents = intArrayFromString(read_(obj.url), true); - obj.usedBytes = obj.contents.length; - } catch (e) { - throw new FS.ErrnoError(29); - } - } else { - throw new Error("Cannot load without read() or XMLHttpRequest."); - } - }, - createLazyFile(parent, name, url, canRead, canWrite) { - class LazyUint8Array { - constructor() { - this.lengthKnown = false; - this.chunks = []; - } - get(idx) { - if (idx > this.length - 1 || idx < 0) { - return undefined; - } - var chunkOffset = idx % this.chunkSize; - var chunkNum = (idx / this.chunkSize) | 0; - return this.getter(chunkNum)[chunkOffset]; - } - setDataGetter(getter) { - this.getter = getter; - } - cacheLength() { - var xhr = new XMLHttpRequest; - xhr.open("HEAD", url, false); - xhr.send(null); - if (!(xhr.status >= 200 && xhr.status < 300 || xhr.status === 304)) throw new Error("Couldn't load " + url + ". Status: " + xhr.status); - var datalength = Number(xhr.getResponseHeader("Content-length")); - var header; - var hasByteServing = (header = xhr.getResponseHeader("Accept-Ranges")) && header === "bytes"; - var usesGzip = (header = xhr.getResponseHeader("Content-Encoding")) && header === "gzip"; - var chunkSize = 1024 * 1024; - if (!hasByteServing) chunkSize = datalength; - var doXHR = (from, to) => { - if (from > to) throw new Error("invalid range (" + from + ", " + to + ") or no bytes requested!"); - if (to > datalength - 1) throw new Error("only " + datalength + " bytes available! programmer error!"); - var xhr = new XMLHttpRequest; - xhr.open("GET", url, false); - if (datalength !== chunkSize) xhr.setRequestHeader("Range", "bytes=" + from + "-" + to); - xhr.responseType = "arraybuffer"; - if (xhr.overrideMimeType) { - xhr.overrideMimeType("text/plain; charset=x-user-defined"); - } - xhr.send(null); - if (!(xhr.status >= 200 && xhr.status < 300 || xhr.status === 304)) throw new Error("Couldn't load " + url + ". Status: " + xhr.status); - if (xhr.response !== undefined) { - return new Uint8Array(/** @type{Array} */ (xhr.response || [])); - } - return intArrayFromString(xhr.responseText || "", true); - }; - var lazyArray = this; - lazyArray.setDataGetter(chunkNum => { - var start = chunkNum * chunkSize; - var end = (chunkNum + 1) * chunkSize - 1; - end = Math.min(end, datalength - 1); - if (typeof lazyArray.chunks[chunkNum] == "undefined") { - lazyArray.chunks[chunkNum] = doXHR(start, end); - } - if (typeof lazyArray.chunks[chunkNum] == "undefined") throw new Error("doXHR failed!"); - return lazyArray.chunks[chunkNum]; - }); - if (usesGzip || !datalength) { - chunkSize = datalength = 1; - datalength = this.getter(0).length; - chunkSize = datalength; - out("LazyFiles on gzip forces download of the whole file when length is accessed"); - } - this._length = datalength; - this._chunkSize = chunkSize; - this.lengthKnown = true; - } - get length() { - if (!this.lengthKnown) { - this.cacheLength(); - } - return this._length; - } - get chunkSize() { - if (!this.lengthKnown) { - this.cacheLength(); - } - return this._chunkSize; - } - } - if (typeof XMLHttpRequest != "undefined") { - if (!ENVIRONMENT_IS_WORKER) throw "Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc"; - var lazyArray = new LazyUint8Array; - var properties = { - isDevice: false, - contents: lazyArray - }; - } else { - var properties = { - isDevice: false, - url: url - }; - } - var node = FS.createFile(parent, name, properties, canRead, canWrite); - if (properties.contents) { - node.contents = properties.contents; - } else if (properties.url) { - node.contents = null; - node.url = properties.url; - } - Object.defineProperties(node, { - usedBytes: { - get: function() { - return this.contents.length; - } - } - }); - var stream_ops = {}; - var keys = Object.keys(node.stream_ops); - keys.forEach(key => { - var fn = node.stream_ops[key]; - stream_ops[key] = (...args) => { - FS.forceLoadFile(node); - return fn(...args); - }; - }); - function writeChunks(stream, buffer, offset, length, position) { - var contents = stream.node.contents; - if (position >= contents.length) return 0; - var size = Math.min(contents.length - position, length); - if (contents.slice) { - for (var i = 0; i < size; i++) { - buffer[offset + i] = contents[position + i]; - } - } else { - for (var i = 0; i < size; i++) { - buffer[offset + i] = contents.get(position + i); - } - } - return size; - } - stream_ops.read = (stream, buffer, offset, length, position) => { - FS.forceLoadFile(node); - return writeChunks(stream, buffer, offset, length, position); - }; - stream_ops.mmap = (stream, length, position, prot, flags) => { - FS.forceLoadFile(node); - var ptr = mmapAlloc(length); - if (!ptr) { - throw new FS.ErrnoError(48); - } - writeChunks(stream, HEAP8, ptr, length, position); - return { - ptr: ptr, - allocated: true - }; - }; - node.stream_ops = stream_ops; - return node; - } -}; - -Module["FS"] = FS; - -var SOCKFS = { - mount(mount) { - Module["websocket"] = (Module["websocket"] && ("object" === typeof Module["websocket"])) ? Module["websocket"] : {}; - Module["websocket"]._callbacks = {}; - Module["websocket"]["on"] = /** @this{Object} */ function(event, callback) { - if ("function" === typeof callback) { - this._callbacks[event] = callback; - } - return this; - }; - Module["websocket"].emit = /** @this{Object} */ function(event, param) { - if ("function" === typeof this._callbacks[event]) { - this._callbacks[event].call(this, param); - } - }; - return FS.createNode(null, "/", 16384 | 511, /* 0777 */ 0); - }, - createSocket(family, type, protocol) { - type &= ~526336; - var streaming = type == 1; - if (streaming && protocol && protocol != 6) { - throw new FS.ErrnoError(66); - } - var sock = { - family: family, - type: type, - protocol: protocol, - server: null, - error: null, - peers: {}, - pending: [], - recv_queue: [], - sock_ops: SOCKFS.websocket_sock_ops - }; - var name = SOCKFS.nextname(); - var node = FS.createNode(SOCKFS.root, name, 49152, 0); - node.sock = sock; - var stream = FS.createStream({ - path: name, - node: node, - flags: 2, - seekable: false, - stream_ops: SOCKFS.stream_ops - }); - sock.stream = stream; - return sock; - }, - getSocket(fd) { - var stream = FS.getStream(fd); - if (!stream || !FS.isSocket(stream.node.mode)) { - return null; - } - return stream.node.sock; - }, - stream_ops: { - poll(stream) { - var sock = stream.node.sock; - return sock.sock_ops.poll(sock); - }, - ioctl(stream, request, varargs) { - var sock = stream.node.sock; - return sock.sock_ops.ioctl(sock, request, varargs); - }, - read(stream, buffer, offset, length, position) { - /* ignored */ var sock = stream.node.sock; - var msg = sock.sock_ops.recvmsg(sock, length); - if (!msg) { - return 0; - } - buffer.set(msg.buffer, offset); - return msg.buffer.length; - }, - write(stream, buffer, offset, length, position) { - /* ignored */ var sock = stream.node.sock; - return sock.sock_ops.sendmsg(sock, buffer, offset, length); - }, - close(stream) { - var sock = stream.node.sock; - sock.sock_ops.close(sock); - } - }, - nextname() { - if (!SOCKFS.nextname.current) { - SOCKFS.nextname.current = 0; - } - return "socket[" + (SOCKFS.nextname.current++) + "]"; - }, - websocket_sock_ops: { - createPeer(sock, addr, port) { - var ws; - if (typeof addr == "object") { - ws = addr; - addr = null; - port = null; - } - if (ws) { - if (ws._socket) { - addr = ws._socket.remoteAddress; - port = ws._socket.remotePort; - } else { - var result = /ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url); - if (!result) { - throw new Error("WebSocket URL must be in the format ws(s)://address:port"); - } - addr = result[1]; - port = parseInt(result[2], 10); - } - } else { - try { - var runtimeConfig = (Module["websocket"] && ("object" === typeof Module["websocket"])); - var url = "ws:#".replace("#", "//"); - if (runtimeConfig) { - if("function"===typeof Module["websocket"]["url"]) { -url = Module["websocket"]["url"](...arguments); -}else if ("string" === typeof Module["websocket"]["url"]) { - url = Module["websocket"]["url"]; - } - } - if (url === "ws://" || url === "wss://") { - var parts = addr.split("/"); - url = url + parts[0] + ":" + port + "/" + parts.slice(1).join("/"); - } - var subProtocols = "binary"; - if (runtimeConfig) { - if ("string" === typeof Module["websocket"]["subprotocol"]) { - subProtocols = Module["websocket"]["subprotocol"]; - } - } - var opts = undefined; - if (subProtocols !== "null") { - subProtocols = subProtocols.replace(/^ +| +$/g, "").split(/ *, */); - opts = subProtocols; - } - if (runtimeConfig && null === Module["websocket"]["subprotocol"]) { - subProtocols = "null"; - opts = undefined; - } - var WebSocketConstructor; - if (ENVIRONMENT_IS_NODE) { - WebSocketConstructor = /** @type{(typeof WebSocket)} */ (require("ws")); - } else { - WebSocketConstructor = WebSocket; - } - if (Module['websocket']['decorator']) {WebSocketConstructor = Module['websocket']['decorator'](WebSocketConstructor);}ws = new WebSocketConstructor(url, opts); - ws.binaryType = "arraybuffer"; - } catch (e) { - throw new FS.ErrnoError(23); - } - } - var peer = { - addr: addr, - port: port, - socket: ws, - dgram_send_queue: [] - }; - SOCKFS.websocket_sock_ops.addPeer(sock, peer); - SOCKFS.websocket_sock_ops.handlePeerEvents(sock, peer); - if (sock.type === 2 && typeof sock.sport != "undefined") { - peer.dgram_send_queue.push(new Uint8Array([ 255, 255, 255, 255, "p".charCodeAt(0), "o".charCodeAt(0), "r".charCodeAt(0), "t".charCodeAt(0), ((sock.sport & 65280) >> 8), (sock.sport & 255) ])); - } - return peer; - }, - getPeer(sock, addr, port) { - return sock.peers[addr + ":" + port]; - }, - addPeer(sock, peer) { - sock.peers[peer.addr + ":" + peer.port] = peer; - }, - removePeer(sock, peer) { - delete sock.peers[peer.addr + ":" + peer.port]; - }, - handlePeerEvents(sock, peer) { - var first = true; - var handleOpen = function() { - Module["websocket"].emit("open", sock.stream.fd); - try { - var queued = peer.dgram_send_queue.shift(); - while (queued) { - peer.socket.send(queued); - queued = peer.dgram_send_queue.shift(); - } - } catch (e) { - peer.socket.close(); - } - }; - function handleMessage(data) { - if (typeof data == "string") { - var encoder = new TextEncoder; - data = encoder.encode(data); - } else { - assert(data.byteLength !== undefined); - if (data.byteLength == 0) { - return; - } - data = new Uint8Array(data); - } - var wasfirst = first; - first = false; - if (wasfirst && data.length === 10 && data[0] === 255 && data[1] === 255 && data[2] === 255 && data[3] === 255 && data[4] === "p".charCodeAt(0) && data[5] === "o".charCodeAt(0) && data[6] === "r".charCodeAt(0) && data[7] === "t".charCodeAt(0)) { - var newport = ((data[8] << 8) | data[9]); - SOCKFS.websocket_sock_ops.removePeer(sock, peer); - peer.port = newport; - SOCKFS.websocket_sock_ops.addPeer(sock, peer); - return; - } - sock.recv_queue.push({ - addr: peer.addr, - port: peer.port, - data: data - }); - Module["websocket"].emit("message", sock.stream.fd); - } - if (ENVIRONMENT_IS_NODE) { - peer.socket.on("open", handleOpen); - peer.socket.on("message", function(data, isBinary) { - if (!isBinary) { - return; - } - handleMessage((new Uint8Array(data)).buffer); - }); - peer.socket.on("close", function() { - Module["websocket"].emit("close", sock.stream.fd); - }); - peer.socket.on("error", function(error) { - sock.error = 14; - Module["websocket"].emit("error", [ sock.stream.fd, sock.error, "ECONNREFUSED: Connection refused" ]); - }); - } else { - peer.socket.onopen = handleOpen; - peer.socket.onclose = function() { - Module["websocket"].emit("close", sock.stream.fd); - }; - peer.socket.onmessage = function peer_socket_onmessage(event) { - handleMessage(event.data); - }; - peer.socket.onerror = function(error) { - sock.error = 14; - Module["websocket"].emit("error", [ sock.stream.fd, sock.error, "ECONNREFUSED: Connection refused" ]); - }; - } - }, - poll(sock) { - if (sock.type === 1 && sock.server) { - return sock.pending.length ? (64 | 1) : 0; - } - var mask = 0; - var dest = sock.type === 1 ? SOCKFS.websocket_sock_ops.getPeer(sock, sock.daddr, sock.dport) : null; - if (sock.recv_queue.length || !dest || (dest && dest.socket.readyState === dest.socket.CLOSING) || (dest && dest.socket.readyState === dest.socket.CLOSED)) { - mask |= (64 | 1); - } - if (!dest || (dest && dest.socket.readyState === dest.socket.OPEN)) { - mask |= 4; - } - if ((dest && dest.socket.readyState === dest.socket.CLOSING) || (dest && dest.socket.readyState === dest.socket.CLOSED)) { - mask |= 16; - } - return mask; - }, - ioctl(sock, request, arg) { - switch (request) { - case 21531: - var bytes = 0; - if (sock.recv_queue.length) { - bytes = sock.recv_queue[0].data.length; - } - HEAP32[((arg) >> 2)] = bytes; - return 0; - - default: - return 28; - } - }, - close(sock) { - if (sock.server) { - try { - sock.server.close(); - } catch (e) {} - sock.server = null; - } - var peers = Object.keys(sock.peers); - for (var i = 0; i < peers.length; i++) { - var peer = sock.peers[peers[i]]; - try { - peer.socket.close(); - } catch (e) {} - SOCKFS.websocket_sock_ops.removePeer(sock, peer); - } - return 0; - }, - bind(sock, addr, port) { - if (typeof sock.saddr != "undefined" || typeof sock.sport != "undefined") { - throw new FS.ErrnoError(28); - } - sock.saddr = addr; - sock.sport = port; - if (sock.type === 2) { - if (sock.server) { - sock.server.close(); - sock.server = null; - } - try { - sock.sock_ops.listen(sock, 0); - } catch (e) { - if (!(e.name === "ErrnoError")) throw e; - if (e.errno !== 138) throw e; - } - } - }, - connect(sock, addr, port) { - if (sock.server) { - throw new FS.ErrnoError(138); - } - if (typeof sock.daddr != "undefined" && typeof sock.dport != "undefined") { - var dest = SOCKFS.websocket_sock_ops.getPeer(sock, sock.daddr, sock.dport); - if (dest) { - if (dest.socket.readyState === dest.socket.CONNECTING) { - throw new FS.ErrnoError(7); - } else { - throw new FS.ErrnoError(30); - } - } - } - var peer = SOCKFS.websocket_sock_ops.createPeer(sock, addr, port); - sock.daddr = peer.addr; - sock.dport = peer.port; - throw new FS.ErrnoError(26); - }, - listen(sock, backlog) { - if (!ENVIRONMENT_IS_NODE) { - throw new FS.ErrnoError(138); - } - if (sock.server) { - throw new FS.ErrnoError(28); - } - var WebSocketServer = require("ws").Server; - var host = sock.saddr; - if (Module['websocket']['serverDecorator']) {WebSocketServer = Module['websocket']['serverDecorator'](WebSocketServer);}sock.server = new WebSocketServer({ - host: host, - port: sock.sport - }); - Module["websocket"].emit("listen", sock.stream.fd); - sock.server.on("connection", function(ws) { - if (sock.type === 1) { - var newsock = SOCKFS.createSocket(sock.family, sock.type, sock.protocol); - var peer = SOCKFS.websocket_sock_ops.createPeer(newsock, ws); - newsock.daddr = peer.addr; - newsock.dport = peer.port; - sock.pending.push(newsock); - Module["websocket"].emit("connection", newsock.stream.fd); - } else { - SOCKFS.websocket_sock_ops.createPeer(sock, ws); - Module["websocket"].emit("connection", sock.stream.fd); - } - }); - sock.server.on("close", function() { - Module["websocket"].emit("close", sock.stream.fd); - sock.server = null; - }); - sock.server.on("error", function(error) { - sock.error = 23; - Module["websocket"].emit("error", [ sock.stream.fd, sock.error, "EHOSTUNREACH: Host is unreachable" ]); - }); - }, - accept(listensock) { - if (!listensock.server || !listensock.pending.length) { - throw new FS.ErrnoError(28); - } - var newsock = listensock.pending.shift(); - newsock.stream.flags = listensock.stream.flags; - return newsock; - }, - getname(sock, peer) { - var addr, port; - if (peer) { - if (sock.daddr === undefined || sock.dport === undefined) { - throw new FS.ErrnoError(53); - } - addr = sock.daddr; - port = sock.dport; - } else { - addr = sock.saddr || 0; - port = sock.sport || 0; - } - return { - addr: addr, - port: port - }; - }, - sendmsg(sock, buffer, offset, length, addr, port) { - if (sock.type === 2) { - if (addr === undefined || port === undefined) { - addr = sock.daddr; - port = sock.dport; - } - if (addr === undefined || port === undefined) { - throw new FS.ErrnoError(17); - } - } else { - addr = sock.daddr; - port = sock.dport; - } - var dest = SOCKFS.websocket_sock_ops.getPeer(sock, addr, port); - if (sock.type === 1) { - if (!dest || dest.socket.readyState === dest.socket.CLOSING || dest.socket.readyState === dest.socket.CLOSED) { - throw new FS.ErrnoError(53); - } else if (dest.socket.readyState === dest.socket.CONNECTING) { - throw new FS.ErrnoError(6); - } - } - if (ArrayBuffer.isView(buffer)) { - offset += buffer.byteOffset; - buffer = buffer.buffer; - } - var data; - data = buffer.slice(offset, offset + length); - if (sock.type === 2) { - if (!dest || dest.socket.readyState !== dest.socket.OPEN) { - if (!dest || dest.socket.readyState === dest.socket.CLOSING || dest.socket.readyState === dest.socket.CLOSED) { - dest = SOCKFS.websocket_sock_ops.createPeer(sock, addr, port); - } - dest.dgram_send_queue.push(data); - return length; - } - } - try { - dest.socket.send(data); - return length; - } catch (e) { - throw new FS.ErrnoError(28); - } - }, - recvmsg(sock, length, flags) { - if (sock.type === 1 && sock.server) { - throw new FS.ErrnoError(53); - } - var queued = sock.recv_queue.shift(); - if (!queued) { - if (sock.type === 1) { - var dest = SOCKFS.websocket_sock_ops.getPeer(sock, sock.daddr, sock.dport); - if (!dest) { - throw new FS.ErrnoError(53); - } - if (dest.socket.readyState === dest.socket.CLOSING || dest.socket.readyState === dest.socket.CLOSED) { - return null; - } - throw new FS.ErrnoError(6); - } - throw new FS.ErrnoError(6); - } - var queuedLength = queued.data.byteLength || queued.data.length; - var queuedOffset = queued.data.byteOffset || 0; - var queuedBuffer = queued.data.buffer || queued.data; - var bytesRead = Math.min(length, queuedLength); - var res = { - buffer: new Uint8Array(queuedBuffer, queuedOffset, bytesRead), - addr: queued.addr, - port: queued.port - }; - if (flags&2) {bytesRead = 0;} if (sock.type === 1 && bytesRead < queuedLength) { - var bytesRemaining = queuedLength - bytesRead; - queued.data = new Uint8Array(queuedBuffer, queuedOffset + bytesRead, bytesRemaining); - sock.recv_queue.unshift(queued); - } - return res; - } - } -}; - -var getSocketFromFD = fd => { - var socket = SOCKFS.getSocket(fd); - if (!socket) throw new FS.ErrnoError(8); - return socket; -}; - -var inetPton4 = str => { - var b = str.split("."); - for (var i = 0; i < 4; i++) { - var tmp = Number(b[i]); - if (isNaN(tmp)) return null; - b[i] = tmp; - } - return (b[0] | (b[1] << 8) | (b[2] << 16) | (b[3] << 24)) >>> 0; -}; - -/** @suppress {checkTypes} */ var jstoi_q = str => parseInt(str); - -var inetPton6 = str => { - var words; - var w, offset, z; - /* http://home.deds.nl/~aeron/regex/ */ var valid6regx = /^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i; - var parts = []; - if (!valid6regx.test(str)) { - return null; - } - if (str === "::") { - return [ 0, 0, 0, 0, 0, 0, 0, 0 ]; - } - if (str.startsWith("::")) { - str = str.replace("::", "Z:"); - } else { - str = str.replace("::", ":Z:"); - } - if (str.indexOf(".") > 0) { - str = str.replace(new RegExp("[.]", "g"), ":"); - words = str.split(":"); - words[words.length - 4] = jstoi_q(words[words.length - 4]) + jstoi_q(words[words.length - 3]) * 256; - words[words.length - 3] = jstoi_q(words[words.length - 2]) + jstoi_q(words[words.length - 1]) * 256; - words = words.slice(0, words.length - 2); - } else { - words = str.split(":"); - } - offset = 0; - z = 0; - for (w = 0; w < words.length; w++) { - if (typeof words[w] == "string") { - if (words[w] === "Z") { - for (z = 0; z < (8 - words.length + 1); z++) { - parts[w + z] = 0; - } - offset = z - 1; - } else { - parts[w + offset] = _htons(parseInt(words[w], 16)); - } - } else { - parts[w + offset] = words[w]; - } - } - return [ (parts[1] << 16) | parts[0], (parts[3] << 16) | parts[2], (parts[5] << 16) | parts[4], (parts[7] << 16) | parts[6] ]; -}; - -/** @param {number=} addrlen */ var writeSockaddr = (sa, family, addr, port, addrlen) => { - switch (family) { - case 2: - addr = inetPton4(addr); - zeroMemory(sa, 16); - if (addrlen) { - HEAP32[((addrlen) >> 2)] = 16; - } - HEAP16[((sa) >> 1)] = family; - HEAP32[(((sa) + (4)) >> 2)] = addr; - HEAP16[(((sa) + (2)) >> 1)] = _htons(port); - break; - - case 10: - addr = inetPton6(addr); - zeroMemory(sa, 28); - if (addrlen) { - HEAP32[((addrlen) >> 2)] = 28; - } - HEAP32[((sa) >> 2)] = family; - HEAP32[(((sa) + (8)) >> 2)] = addr[0]; - HEAP32[(((sa) + (12)) >> 2)] = addr[1]; - HEAP32[(((sa) + (16)) >> 2)] = addr[2]; - HEAP32[(((sa) + (20)) >> 2)] = addr[3]; - HEAP16[(((sa) + (2)) >> 1)] = _htons(port); - break; - - default: - return 5; - } - return 0; -}; - -var DNS = { - address_map: { - id: 1, - addrs: {}, - names: {} - }, - lookup_name(name) { - var res = inetPton4(name); - if (res !== null) { - return name; - } - res = inetPton6(name); - if (res !== null) { - return name; - } - var addr; - if (DNS.address_map.addrs[name]) { - addr = DNS.address_map.addrs[name]; - } else { - var id = DNS.address_map.id++; - assert(id < 65535, "exceeded max address mappings of 65535"); - addr = "172.29." + (id & 255) + "." + (id & 65280); - DNS.address_map.names[addr] = name; - DNS.address_map.addrs[name] = addr; - } - return addr; - }, - lookup_addr(addr) { - if (DNS.address_map.names[addr]) { - return DNS.address_map.names[addr]; - } - return null; - } -}; - -function ___syscall_accept4(fd, addr, addrlen, flags, d1, d2) { - try { - var sock = getSocketFromFD(fd); - var newsock = sock.sock_ops.accept(sock); - if (addr) { - var errno = writeSockaddr(addr, newsock.family, DNS.lookup_name(newsock.daddr), newsock.dport, addrlen); - } - return newsock.stream.fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var inetNtop4 = addr => (addr & 255) + "." + ((addr >> 8) & 255) + "." + ((addr >> 16) & 255) + "." + ((addr >> 24) & 255); - -var inetNtop6 = ints => { - var str = ""; - var word = 0; - var longest = 0; - var lastzero = 0; - var zstart = 0; - var len = 0; - var i = 0; - var parts = [ ints[0] & 65535, (ints[0] >> 16), ints[1] & 65535, (ints[1] >> 16), ints[2] & 65535, (ints[2] >> 16), ints[3] & 65535, (ints[3] >> 16) ]; - var hasipv4 = true; - var v4part = ""; - for (i = 0; i < 5; i++) { - if (parts[i] !== 0) { - hasipv4 = false; - break; - } - } - if (hasipv4) { - v4part = inetNtop4(parts[6] | (parts[7] << 16)); - if (parts[5] === -1) { - str = "::ffff:"; - str += v4part; - return str; - } - if (parts[5] === 0) { - str = "::"; - if (v4part === "0.0.0.0") v4part = ""; - if (v4part === "0.0.0.1") v4part = "1"; - str += v4part; - return str; - } - } - for (word = 0; word < 8; word++) { - if (parts[word] === 0) { - if (word - lastzero > 1) { - len = 0; - } - lastzero = word; - len++; - } - if (len > longest) { - longest = len; - zstart = word - longest + 1; - } - } - for (word = 0; word < 8; word++) { - if (longest > 1) { - if (parts[word] === 0 && word >= zstart && word < (zstart + longest)) { - if (word === zstart) { - str += ":"; - if (zstart === 0) str += ":"; - } - continue; - } - } - str += Number(_ntohs(parts[word] & 65535)).toString(16); - str += word < 7 ? ":" : ""; - } - return str; -}; - -var readSockaddr = (sa, salen) => { - var family = HEAP16[((sa) >> 1)]; - var port = _ntohs(HEAPU16[(((sa) + (2)) >> 1)]); - var addr; - switch (family) { - case 2: - if (salen !== 16) { - return { - errno: 28 - }; - } - addr = HEAP32[(((sa) + (4)) >> 2)]; - addr = inetNtop4(addr); - break; - - case 10: - if (salen !== 28) { - return { - errno: 28 - }; - } - addr = [ HEAP32[(((sa) + (8)) >> 2)], HEAP32[(((sa) + (12)) >> 2)], HEAP32[(((sa) + (16)) >> 2)], HEAP32[(((sa) + (20)) >> 2)] ]; - addr = inetNtop6(addr); - break; - - default: - return { - errno: 5 - }; - } - return { - family: family, - addr: addr, - port: port - }; -}; - -/** @param {boolean=} allowNull */ var getSocketAddress = (addrp, addrlen, allowNull) => { - if (allowNull && addrp === 0) return null; - var info = readSockaddr(addrp, addrlen); - if (info.errno) throw new FS.ErrnoError(info.errno); - info.addr = DNS.lookup_addr(info.addr) || info.addr; - return info; -}; - -function ___syscall_bind(fd, addr, addrlen, d1, d2, d3) { - try { - var sock = getSocketFromFD(fd); - var info = getSocketAddress(addr, addrlen); - sock.sock_ops.bind(sock, info.addr, info.port); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var SYSCALLS = { - DEFAULT_POLLMASK: 5, - calculateAt(dirfd, path, allowEmpty) { - if (PATH.isAbs(path)) { - return path; - } - var dir; - if (dirfd === -100) { - dir = FS.cwd(); - } else { - var dirstream = SYSCALLS.getStreamFromFD(dirfd); - dir = dirstream.path; - } - if (path.length == 0) { - if (!allowEmpty) { - throw new FS.ErrnoError(44); - } - return dir; - } - return PATH.join2(dir, path); - }, - doStat(func, path, buf) { - var stat = func(path); - HEAP32[((buf) >> 2)] = stat.dev; - HEAP32[(((buf) + (4)) >> 2)] = stat.mode; - HEAPU32[(((buf) + (8)) >> 2)] = stat.nlink; - HEAP32[(((buf) + (12)) >> 2)] = stat.uid; - HEAP32[(((buf) + (16)) >> 2)] = stat.gid; - HEAP32[(((buf) + (20)) >> 2)] = stat.rdev; - (tempI64 = [ stat.size >>> 0, (tempDouble = stat.size, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (24)) >> 2)] = tempI64[0], HEAP32[(((buf) + (28)) >> 2)] = tempI64[1]); - HEAP32[(((buf) + (32)) >> 2)] = 4096; - HEAP32[(((buf) + (36)) >> 2)] = stat.blocks; - var atime = stat.atime.getTime(); - var mtime = stat.mtime.getTime(); - var ctime = stat.ctime.getTime(); - (tempI64 = [ Math.floor(atime / 1e3) >>> 0, (tempDouble = Math.floor(atime / 1e3), - (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (40)) >> 2)] = tempI64[0], HEAP32[(((buf) + (44)) >> 2)] = tempI64[1]); - HEAPU32[(((buf) + (48)) >> 2)] = (atime % 1e3) * 1e3; - (tempI64 = [ Math.floor(mtime / 1e3) >>> 0, (tempDouble = Math.floor(mtime / 1e3), - (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (56)) >> 2)] = tempI64[0], HEAP32[(((buf) + (60)) >> 2)] = tempI64[1]); - HEAPU32[(((buf) + (64)) >> 2)] = (mtime % 1e3) * 1e3; - (tempI64 = [ Math.floor(ctime / 1e3) >>> 0, (tempDouble = Math.floor(ctime / 1e3), - (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (72)) >> 2)] = tempI64[0], HEAP32[(((buf) + (76)) >> 2)] = tempI64[1]); - HEAPU32[(((buf) + (80)) >> 2)] = (ctime % 1e3) * 1e3; - (tempI64 = [ stat.ino >>> 0, (tempDouble = stat.ino, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (88)) >> 2)] = tempI64[0], HEAP32[(((buf) + (92)) >> 2)] = tempI64[1]); - return 0; - }, - doMsync(addr, stream, len, flags, offset) { - if (!FS.isFile(stream.node.mode)) { - throw new FS.ErrnoError(43); - } - if (flags & 2) { - return 0; - } - var buffer = HEAPU8.slice(addr, addr + len); - FS.msync(stream, buffer, offset, len, flags); - }, - getStreamFromFD(fd) { - var stream = FS.getStreamChecked(fd); - return stream; - }, - varargs: undefined, - getStr(ptr) { - var ret = UTF8ToString(ptr); - return ret; - } -}; - -function ___syscall_chdir(path) { - try { - path = SYSCALLS.getStr(path); - FS.chdir(path); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_chmod(path, mode) { - try { - path = SYSCALLS.getStr(path); - FS.chmod(path, mode); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_connect(fd, addr, addrlen, d1, d2, d3) { - try { - var sock = getSocketFromFD(fd); - var info = getSocketAddress(addr, addrlen); - sock.sock_ops.connect(sock, info.addr, info.port); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_dup(fd) { - try { - var old = SYSCALLS.getStreamFromFD(fd); - return FS.dupStream(old).fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_dup3(fd, newfd, flags) { - try { - var old = SYSCALLS.getStreamFromFD(fd); - if (old.fd === newfd) return -28; - var existing = FS.getStream(newfd); - if (existing) FS.close(existing); - return FS.dupStream(old, newfd).fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_faccessat(dirfd, path, amode, flags) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - if (amode & ~7) { - return -28; - } - var lookup = FS.lookupPath(path, { - follow: true - }); - var node = lookup.node; - if (!node) { - return -44; - } - var perms = ""; - if (amode & 4) perms += "r"; - if (amode & 2) perms += "w"; - if (amode & 1) perms += "x"; - if (perms && /* otherwise, they've just passed F_OK */ FS.nodePermissions(node, perms)) { - return -2; - } - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var convertI32PairToI53Checked = (lo, hi) => ((hi + 2097152) >>> 0 < 4194305 - !!lo) ? (lo >>> 0) + hi * 4294967296 : NaN; - -function ___syscall_fallocate(fd, mode, offset_low, offset_high, len_low, len_high) { - var offset = convertI32PairToI53Checked(offset_low, offset_high); - var len = convertI32PairToI53Checked(len_low, len_high); - try { - if (isNaN(offset)) return 61; - var stream = SYSCALLS.getStreamFromFD(fd); - FS.allocate(stream, offset, len); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_fchmod(fd, mode) { - try { - FS.fchmod(fd, mode); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_fchown32(fd, owner, group) { - try { - FS.fchown(fd, owner, group); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_fchownat(dirfd, path, owner, group, flags) { - try { - path = SYSCALLS.getStr(path); - var nofollow = flags & 256; - flags = flags & (~256); - path = SYSCALLS.calculateAt(dirfd, path); - (nofollow ? FS.lchown : FS.chown)(path, owner, group); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -/** @suppress {duplicate } */ function syscallGetVarargI() { - var ret = HEAP32[((+SYSCALLS.varargs) >> 2)]; - SYSCALLS.varargs += 4; - return ret; -} - -var syscallGetVarargP = syscallGetVarargI; - -function ___syscall_fcntl64(fd, cmd, varargs) { - SYSCALLS.varargs = varargs; - try { - var stream = SYSCALLS.getStreamFromFD(fd); - switch (cmd) { - case 0: - { - var arg = syscallGetVarargI(); - if (arg < 0) { - return -28; - } - while (FS.streams[arg]) { - arg++; - } - var newStream; - newStream = FS.dupStream(stream, arg); - return newStream.fd; - } - - case 1: - case 2: - return 0; - - case 3: - return stream.flags; - - case 4: - { - var arg = syscallGetVarargI(); - stream.flags |= arg; - return 0; - } - - case 12: - { - var arg = syscallGetVarargP(); - var offset = 0; - HEAP16[(((arg) + (offset)) >> 1)] = 2; - return 0; - } - - case 13: - case 14: - return 0; - } - return -28; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_fdatasync(fd) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_fstat64(fd, buf) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - return SYSCALLS.doStat(FS.stat, stream.path, buf); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_ftruncate64(fd, length_low, length_high) { - var length = convertI32PairToI53Checked(length_low, length_high); - try { - if (isNaN(length)) return 61; - FS.ftruncate(fd, length); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var stringToUTF8 = (str, outPtr, maxBytesToWrite) => stringToUTF8Array(str, HEAPU8, outPtr, maxBytesToWrite); - -Module["stringToUTF8"] = stringToUTF8; - -function ___syscall_getcwd(buf, size) { - try { - if (size === 0) return -28; - var cwd = FS.cwd(); - var cwdLengthInBytes = lengthBytesUTF8(cwd) + 1; - if (size < cwdLengthInBytes) return -68; - stringToUTF8(cwd, buf, size); - return cwdLengthInBytes; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_getdents64(fd, dirp, count) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - stream.getdents ||= FS.readdir(stream.path); - var struct_size = 280; - var pos = 0; - var off = FS.llseek(stream, 0, 1); - var idx = Math.floor(off / struct_size); - while (idx < stream.getdents.length && pos + struct_size <= count) { - var id; - var type; - var name = stream.getdents[idx]; - if (name === ".") { - id = stream.node.id; - type = 4; - } else if (name === "..") { - var lookup = FS.lookupPath(stream.path, { - parent: true - }); - id = lookup.node.id; - type = 4; - } else { - var child = FS.lookupNode(stream.node, name); - id = child.id; - type = FS.isChrdev(child.mode) ? 2 : FS.isDir(child.mode) ? 4 : FS.isLink(child.mode) ? 10 : 8; - } - (tempI64 = [ id >>> 0, (tempDouble = id, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[((dirp + pos) >> 2)] = tempI64[0], HEAP32[(((dirp + pos) + (4)) >> 2)] = tempI64[1]); - (tempI64 = [ (idx + 1) * struct_size >>> 0, (tempDouble = (idx + 1) * struct_size, - (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((dirp + pos) + (8)) >> 2)] = tempI64[0], HEAP32[(((dirp + pos) + (12)) >> 2)] = tempI64[1]); - HEAP16[(((dirp + pos) + (16)) >> 1)] = 280; - HEAP8[(dirp + pos) + (18)] = type; - stringToUTF8(name, dirp + pos + 19, 256); - pos += struct_size; - idx += 1; - } - FS.llseek(stream, idx * struct_size, 0); - return pos; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_getpeername(fd, addr, addrlen, d1, d2, d3) { - try { - var sock = getSocketFromFD(fd); - if (!sock.daddr) { - return -53; - } - var errno = writeSockaddr(addr, sock.family, DNS.lookup_name(sock.daddr), sock.dport, addrlen); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_getsockname(fd, addr, addrlen, d1, d2, d3) { - try { - var sock = getSocketFromFD(fd); - var errno = writeSockaddr(addr, sock.family, DNS.lookup_name(sock.saddr || "0.0.0.0"), sock.sport, addrlen); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_getsockopt(fd, level, optname, optval, optlen, d1) { - try { - var sock = getSocketFromFD(fd); - if (level === 1) { - if (optname === 4) { - HEAP32[((optval) >> 2)] = sock.error; - HEAP32[((optlen) >> 2)] = 4; - sock.error = null; - return 0; - } - } - return -50; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_ioctl(fd, op, varargs) { - SYSCALLS.varargs = varargs; - try { - var stream = SYSCALLS.getStreamFromFD(fd); - switch (op) { - case 21509: - { - if (!stream.tty) return -59; - return 0; - } - - case 21505: - { - if (!stream.tty) return -59; - if (stream.tty.ops.ioctl_tcgets) { - var termios = stream.tty.ops.ioctl_tcgets(stream); - var argp = syscallGetVarargP(); - HEAP32[((argp) >> 2)] = termios.c_iflag || 0; - HEAP32[(((argp) + (4)) >> 2)] = termios.c_oflag || 0; - HEAP32[(((argp) + (8)) >> 2)] = termios.c_cflag || 0; - HEAP32[(((argp) + (12)) >> 2)] = termios.c_lflag || 0; - for (var i = 0; i < 32; i++) { - HEAP8[(argp + i) + (17)] = termios.c_cc[i] || 0; - } - return 0; - } - return 0; - } - - case 21510: - case 21511: - case 21512: - { - if (!stream.tty) return -59; - return 0; - } - - case 21506: - case 21507: - case 21508: - { - if (!stream.tty) return -59; - if (stream.tty.ops.ioctl_tcsets) { - var argp = syscallGetVarargP(); - var c_iflag = HEAP32[((argp) >> 2)]; - var c_oflag = HEAP32[(((argp) + (4)) >> 2)]; - var c_cflag = HEAP32[(((argp) + (8)) >> 2)]; - var c_lflag = HEAP32[(((argp) + (12)) >> 2)]; - var c_cc = []; - for (var i = 0; i < 32; i++) { - c_cc.push(HEAP8[(argp + i) + (17)]); - } - return stream.tty.ops.ioctl_tcsets(stream.tty, op, { - c_iflag: c_iflag, - c_oflag: c_oflag, - c_cflag: c_cflag, - c_lflag: c_lflag, - c_cc: c_cc - }); - } - return 0; - } - - case 21519: - { - if (!stream.tty) return -59; - var argp = syscallGetVarargP(); - HEAP32[((argp) >> 2)] = 0; - return 0; - } - - case 21520: - { - if (!stream.tty) return -59; - return -28; - } - - case 21531: - { - var argp = syscallGetVarargP(); - return FS.ioctl(stream, op, argp); - } - - case 21523: - { - if (!stream.tty) return -59; - if (stream.tty.ops.ioctl_tiocgwinsz) { - var winsize = stream.tty.ops.ioctl_tiocgwinsz(stream.tty); - var argp = syscallGetVarargP(); - HEAP16[((argp) >> 1)] = winsize[0]; - HEAP16[(((argp) + (2)) >> 1)] = winsize[1]; - } - return 0; - } - - case 21524: - { - if (!stream.tty) return -59; - return 0; - } - - case 21515: - { - if (!stream.tty) return -59; - return 0; - } - - default: - return -28; - } - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_listen(fd, backlog) { - try { - var sock = getSocketFromFD(fd); - sock.sock_ops.listen(sock, backlog); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_lstat64(path, buf) { - try { - path = SYSCALLS.getStr(path); - return SYSCALLS.doStat(FS.lstat, path, buf); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_mkdirat(dirfd, path, mode) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - path = PATH.normalize(path); - if (path[path.length - 1] === "/") path = path.substr(0, path.length - 1); - FS.mkdir(path, mode, 0); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_newfstatat(dirfd, path, buf, flags) { - try { - path = SYSCALLS.getStr(path); - var nofollow = flags & 256; - var allowEmpty = flags & 4096; - flags = flags & (~6400); - path = SYSCALLS.calculateAt(dirfd, path, allowEmpty); - return SYSCALLS.doStat(nofollow ? FS.lstat : FS.stat, path, buf); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_openat(dirfd, path, flags, varargs) { - SYSCALLS.varargs = varargs; - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - var mode = varargs ? syscallGetVarargI() : 0; - return FS.open(path, flags, mode).fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var PIPEFS = { - BUCKET_BUFFER_SIZE: 8192, - mount(mount) { - return FS.createNode(null, "/", 16384 | 511, /* 0777 */ 0); - }, - createPipe() { - var pipe = { - buckets: [], - refcnt: 2 - }; - pipe.buckets.push({ - buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), - offset: 0, - roffset: 0 - }); - var rName = PIPEFS.nextname(); - var wName = PIPEFS.nextname(); - var rNode = FS.createNode(PIPEFS.root, rName, 4096, 0); - var wNode = FS.createNode(PIPEFS.root, wName, 4096, 0); - rNode.pipe = pipe; - wNode.pipe = pipe; - var readableStream = FS.createStream({ - path: rName, - node: rNode, - flags: 0, - seekable: false, - stream_ops: PIPEFS.stream_ops - }); - rNode.stream = readableStream; - var writableStream = FS.createStream({ - path: wName, - node: wNode, - flags: 1, - seekable: false, - stream_ops: PIPEFS.stream_ops - }); - wNode.stream = writableStream; - return { - readable_fd: readableStream.fd, - writable_fd: writableStream.fd - }; - }, - stream_ops: { - poll(stream) { - var pipe = stream.node.pipe; - if ((stream.flags & 2097155) === 1) { - return (256 | 4); - } - if (pipe.buckets.length > 0) { - for (var i = 0; i < pipe.buckets.length; i++) { - var bucket = pipe.buckets[i]; - if (bucket.offset - bucket.roffset > 0) { - return (64 | 1); - } - } - } - return 0; - }, - ioctl(stream, request, varargs) { - return 28; - }, - fsync(stream) { - return 28; - }, - read(stream, buffer, offset, length, position) { - /* ignored */ var pipe = stream.node.pipe; - var currentLength = 0; - for (var i = 0; i < pipe.buckets.length; i++) { - var bucket = pipe.buckets[i]; - currentLength += bucket.offset - bucket.roffset; - } - var data = buffer.subarray(offset, offset + length); - if (length <= 0) { - return 0; - } - if (currentLength == 0) { - throw new FS.ErrnoError(6); - } - var toRead = Math.min(currentLength, length); - var totalRead = toRead; - var toRemove = 0; - for (var i = 0; i < pipe.buckets.length; i++) { - var currBucket = pipe.buckets[i]; - var bucketSize = currBucket.offset - currBucket.roffset; - if (toRead <= bucketSize) { - var tmpSlice = currBucket.buffer.subarray(currBucket.roffset, currBucket.offset); - if (toRead < bucketSize) { - tmpSlice = tmpSlice.subarray(0, toRead); - currBucket.roffset += toRead; - } else { - toRemove++; - } - data.set(tmpSlice); - break; - } else { - var tmpSlice = currBucket.buffer.subarray(currBucket.roffset, currBucket.offset); - data.set(tmpSlice); - data = data.subarray(tmpSlice.byteLength); - toRead -= tmpSlice.byteLength; - toRemove++; - } - } - if (toRemove && toRemove == pipe.buckets.length) { - toRemove--; - pipe.buckets[toRemove].offset = 0; - pipe.buckets[toRemove].roffset = 0; - } - pipe.buckets.splice(0, toRemove); - return totalRead; - }, - write(stream, buffer, offset, length, position) { - /* ignored */ var pipe = stream.node.pipe; - var data = buffer.subarray(offset, offset + length); - var dataLen = data.byteLength; - if (dataLen <= 0) { - return 0; - } - var currBucket = null; - if (pipe.buckets.length == 0) { - currBucket = { - buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), - offset: 0, - roffset: 0 - }; - pipe.buckets.push(currBucket); - } else { - currBucket = pipe.buckets[pipe.buckets.length - 1]; - } - assert(currBucket.offset <= PIPEFS.BUCKET_BUFFER_SIZE); - var freeBytesInCurrBuffer = PIPEFS.BUCKET_BUFFER_SIZE - currBucket.offset; - if (freeBytesInCurrBuffer >= dataLen) { - currBucket.buffer.set(data, currBucket.offset); - currBucket.offset += dataLen; - return dataLen; - } else if (freeBytesInCurrBuffer > 0) { - currBucket.buffer.set(data.subarray(0, freeBytesInCurrBuffer), currBucket.offset); - currBucket.offset += freeBytesInCurrBuffer; - data = data.subarray(freeBytesInCurrBuffer, data.byteLength); - } - var numBuckets = (data.byteLength / PIPEFS.BUCKET_BUFFER_SIZE) | 0; - var remElements = data.byteLength % PIPEFS.BUCKET_BUFFER_SIZE; - for (var i = 0; i < numBuckets; i++) { - var newBucket = { - buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), - offset: PIPEFS.BUCKET_BUFFER_SIZE, - roffset: 0 - }; - pipe.buckets.push(newBucket); - newBucket.buffer.set(data.subarray(0, PIPEFS.BUCKET_BUFFER_SIZE)); - data = data.subarray(PIPEFS.BUCKET_BUFFER_SIZE, data.byteLength); - } - if (remElements > 0) { - var newBucket = { - buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), - offset: data.byteLength, - roffset: 0 - }; - pipe.buckets.push(newBucket); - newBucket.buffer.set(data); - } - return dataLen; - }, - close(stream) { - var pipe = stream.node.pipe; - pipe.refcnt--; - if (pipe.refcnt === 0) { - pipe.buckets = null; - } - } - }, - nextname() { - if (!PIPEFS.nextname.current) { - PIPEFS.nextname.current = 0; - } - return "pipe[" + (PIPEFS.nextname.current++) + "]"; - } -}; - -function ___syscall_pipe(fdPtr) { - try { - if (fdPtr == 0) { - throw new FS.ErrnoError(21); - } - var res = PIPEFS.createPipe(); - HEAP32[((fdPtr) >> 2)] = res.readable_fd; - HEAP32[(((fdPtr) + (4)) >> 2)] = res.writable_fd; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_poll(fds, nfds, timeout) { - try { - var nonzero = 0; - for (var i = 0; i < nfds; i++) { - var pollfd = fds + 8 * i; - var fd = HEAP32[((pollfd) >> 2)]; - var events = HEAP16[(((pollfd) + (4)) >> 1)]; - var mask = 32; - var stream = FS.getStream(fd); - if (stream) { - mask = SYSCALLS.DEFAULT_POLLMASK; - if (stream.stream_ops?.poll) { - mask = stream.stream_ops.poll(stream, -1); - } - } - mask &= events | 8 | 16; - if (mask) nonzero++; - HEAP16[(((pollfd) + (6)) >> 1)] = mask; - } - return nonzero; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_readlinkat(dirfd, path, buf, bufsize) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - if (bufsize <= 0) return -28; - var ret = FS.readlink(path); - var len = Math.min(bufsize, lengthBytesUTF8(ret)); - var endChar = HEAP8[buf + len]; - stringToUTF8(ret, buf, bufsize + 1); - HEAP8[buf + len] = endChar; - return len; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_recvfrom(fd, buf, len, flags, addr, addrlen) { - try { - var sock = getSocketFromFD(fd); - var msg = sock.sock_ops.recvmsg(sock, len, typeof flags !== "undefined" ? flags : 0); - if (!msg) return 0; - if (addr) { - var errno = writeSockaddr(addr, sock.family, DNS.lookup_name(msg.addr), msg.port, addrlen); - } - HEAPU8.set(msg.buffer, buf); - return msg.buffer.byteLength; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_renameat(olddirfd, oldpath, newdirfd, newpath) { - try { - oldpath = SYSCALLS.getStr(oldpath); - newpath = SYSCALLS.getStr(newpath); - oldpath = SYSCALLS.calculateAt(olddirfd, oldpath); - newpath = SYSCALLS.calculateAt(newdirfd, newpath); - FS.rename(oldpath, newpath); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_rmdir(path) { - try { - path = SYSCALLS.getStr(path); - FS.rmdir(path); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_sendto(fd, message, length, flags, addr, addr_len) { - try { - var sock = getSocketFromFD(fd); - var dest = getSocketAddress(addr, addr_len, true); - if (!dest) { - return FS.write(sock.stream, HEAP8, message, length); - } - return sock.sock_ops.sendmsg(sock, HEAP8, message, length, dest.addr, dest.port); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_socket(domain, type, protocol) { - try { - var sock = SOCKFS.createSocket(domain, type, protocol); - return sock.stream.fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_stat64(path, buf) { - try { - path = SYSCALLS.getStr(path); - return SYSCALLS.doStat(FS.stat, path, buf); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_statfs64(path, size, buf) { - try { - path = SYSCALLS.getStr(path); - HEAP32[(((buf) + (4)) >> 2)] = 4096; - HEAP32[(((buf) + (40)) >> 2)] = 4096; - HEAP32[(((buf) + (8)) >> 2)] = 1e6; - HEAP32[(((buf) + (12)) >> 2)] = 5e5; - HEAP32[(((buf) + (16)) >> 2)] = 5e5; - HEAP32[(((buf) + (20)) >> 2)] = FS.nextInode; - HEAP32[(((buf) + (24)) >> 2)] = 1e6; - HEAP32[(((buf) + (28)) >> 2)] = 42; - HEAP32[(((buf) + (44)) >> 2)] = 2; - HEAP32[(((buf) + (36)) >> 2)] = 255; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_symlink(target, linkpath) { - try { - target = SYSCALLS.getStr(target); - linkpath = SYSCALLS.getStr(linkpath); - FS.symlink(target, linkpath); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_unlinkat(dirfd, path, flags) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - if (flags === 0) { - FS.unlink(path); - } else if (flags === 512) { - FS.rmdir(path); - } else { - abort("Invalid flags passed to unlinkat"); - } - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var readI53FromI64 = ptr => HEAPU32[((ptr) >> 2)] + HEAP32[(((ptr) + (4)) >> 2)] * 4294967296; - -function ___syscall_utimensat(dirfd, path, times, flags) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path, true); - if (!times) { - var atime = Date.now(); - var mtime = atime; - } else { - var seconds = readI53FromI64(times); - var nanoseconds = HEAP32[(((times) + (8)) >> 2)]; - atime = (seconds * 1e3) + (nanoseconds / (1e3 * 1e3)); - times += 16; - seconds = readI53FromI64(times); - nanoseconds = HEAP32[(((times) + (8)) >> 2)]; - mtime = (seconds * 1e3) + (nanoseconds / (1e3 * 1e3)); - } - FS.utime(path, atime, mtime); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var __abort_js = () => { - abort(""); -}; - -var nowIsMonotonic = 1; - -var __emscripten_get_now_is_monotonic = () => nowIsMonotonic; - -var __emscripten_lookup_name = name => { - var nameString = UTF8ToString(name); - return inetPton4(DNS.lookup_name(nameString)); -}; - -var __emscripten_memcpy_js = (dest, src, num) => HEAPU8.copyWithin(dest, src, src + num); - -var __emscripten_runtime_keepalive_clear = () => { - noExitRuntime = false; - runtimeKeepaliveCounter = 0; -}; - -function __gmtime_js(time_low, time_high, tmPtr) { - var time = convertI32PairToI53Checked(time_low, time_high); - var date = new Date(time * 1e3); - HEAP32[((tmPtr) >> 2)] = date.getUTCSeconds(); - HEAP32[(((tmPtr) + (4)) >> 2)] = date.getUTCMinutes(); - HEAP32[(((tmPtr) + (8)) >> 2)] = date.getUTCHours(); - HEAP32[(((tmPtr) + (12)) >> 2)] = date.getUTCDate(); - HEAP32[(((tmPtr) + (16)) >> 2)] = date.getUTCMonth(); - HEAP32[(((tmPtr) + (20)) >> 2)] = date.getUTCFullYear() - 1900; - HEAP32[(((tmPtr) + (24)) >> 2)] = date.getUTCDay(); - var start = Date.UTC(date.getUTCFullYear(), 0, 1, 0, 0, 0, 0); - var yday = ((date.getTime() - start) / (1e3 * 60 * 60 * 24)) | 0; - HEAP32[(((tmPtr) + (28)) >> 2)] = yday; -} - -var isLeapYear = year => year % 4 === 0 && (year % 100 !== 0 || year % 400 === 0); - -var MONTH_DAYS_LEAP_CUMULATIVE = [ 0, 31, 60, 91, 121, 152, 182, 213, 244, 274, 305, 335 ]; - -var MONTH_DAYS_REGULAR_CUMULATIVE = [ 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334 ]; - -var ydayFromDate = date => { - var leap = isLeapYear(date.getFullYear()); - var monthDaysCumulative = (leap ? MONTH_DAYS_LEAP_CUMULATIVE : MONTH_DAYS_REGULAR_CUMULATIVE); - var yday = monthDaysCumulative[date.getMonth()] + date.getDate() - 1; - return yday; -}; - -function __localtime_js(time_low, time_high, tmPtr) { - var time = convertI32PairToI53Checked(time_low, time_high); - var date = new Date(time * 1e3); - HEAP32[((tmPtr) >> 2)] = date.getSeconds(); - HEAP32[(((tmPtr) + (4)) >> 2)] = date.getMinutes(); - HEAP32[(((tmPtr) + (8)) >> 2)] = date.getHours(); - HEAP32[(((tmPtr) + (12)) >> 2)] = date.getDate(); - HEAP32[(((tmPtr) + (16)) >> 2)] = date.getMonth(); - HEAP32[(((tmPtr) + (20)) >> 2)] = date.getFullYear() - 1900; - HEAP32[(((tmPtr) + (24)) >> 2)] = date.getDay(); - var yday = ydayFromDate(date) | 0; - HEAP32[(((tmPtr) + (28)) >> 2)] = yday; - HEAP32[(((tmPtr) + (36)) >> 2)] = -(date.getTimezoneOffset() * 60); - var start = new Date(date.getFullYear(), 0, 1); - var summerOffset = new Date(date.getFullYear(), 6, 1).getTimezoneOffset(); - var winterOffset = start.getTimezoneOffset(); - var dst = (summerOffset != winterOffset && date.getTimezoneOffset() == Math.min(winterOffset, summerOffset)) | 0; - HEAP32[(((tmPtr) + (32)) >> 2)] = dst; -} - -/** @suppress {duplicate } */ var setTempRet0 = val => __emscripten_tempret_set(val); - -var __mktime_js = function(tmPtr) { - var ret = (() => { - var date = new Date(HEAP32[(((tmPtr) + (20)) >> 2)] + 1900, HEAP32[(((tmPtr) + (16)) >> 2)], HEAP32[(((tmPtr) + (12)) >> 2)], HEAP32[(((tmPtr) + (8)) >> 2)], HEAP32[(((tmPtr) + (4)) >> 2)], HEAP32[((tmPtr) >> 2)], 0); - var dst = HEAP32[(((tmPtr) + (32)) >> 2)]; - var guessedOffset = date.getTimezoneOffset(); - var start = new Date(date.getFullYear(), 0, 1); - var summerOffset = new Date(date.getFullYear(), 6, 1).getTimezoneOffset(); - var winterOffset = start.getTimezoneOffset(); - var dstOffset = Math.min(winterOffset, summerOffset); - if (dst < 0) { - HEAP32[(((tmPtr) + (32)) >> 2)] = Number(summerOffset != winterOffset && dstOffset == guessedOffset); - } else if ((dst > 0) != (dstOffset == guessedOffset)) { - var nonDstOffset = Math.max(winterOffset, summerOffset); - var trueOffset = dst > 0 ? dstOffset : nonDstOffset; - date.setTime(date.getTime() + (trueOffset - guessedOffset) * 6e4); - } - HEAP32[(((tmPtr) + (24)) >> 2)] = date.getDay(); - var yday = ydayFromDate(date) | 0; - HEAP32[(((tmPtr) + (28)) >> 2)] = yday; - HEAP32[((tmPtr) >> 2)] = date.getSeconds(); - HEAP32[(((tmPtr) + (4)) >> 2)] = date.getMinutes(); - HEAP32[(((tmPtr) + (8)) >> 2)] = date.getHours(); - HEAP32[(((tmPtr) + (12)) >> 2)] = date.getDate(); - HEAP32[(((tmPtr) + (16)) >> 2)] = date.getMonth(); - HEAP32[(((tmPtr) + (20)) >> 2)] = date.getYear(); - var timeMs = date.getTime(); - if (isNaN(timeMs)) { - return -1; - } - return timeMs / 1e3; - })(); - return (setTempRet0((tempDouble = ret, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0)), - ret >>> 0); -}; - -function __mmap_js(len, prot, flags, fd, offset_low, offset_high, allocated, addr) { - var offset = convertI32PairToI53Checked(offset_low, offset_high); - try { - if (isNaN(offset)) return 61; - var stream = SYSCALLS.getStreamFromFD(fd); - var res = FS.mmap(stream, len, offset, prot, flags); - var ptr = res.ptr; - HEAP32[((allocated) >> 2)] = res.allocated; - HEAPU32[((addr) >> 2)] = ptr; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function __munmap_js(addr, len, prot, flags, fd, offset_low, offset_high) { - var offset = convertI32PairToI53Checked(offset_low, offset_high); - try { - var stream = SYSCALLS.getStreamFromFD(fd); - if (prot & 2) { - SYSCALLS.doMsync(addr, stream, len, flags, offset); - } - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var timers = {}; - -var handleException = e => { - if (e instanceof ExitStatus || e == "unwind") { - return EXITSTATUS; - } - quit_(1, e); -}; - -var runtimeKeepaliveCounter = 0; - -var keepRuntimeAlive = () => noExitRuntime || runtimeKeepaliveCounter > 0; - -var _proc_exit = code => { - EXITSTATUS = code; - if (!keepRuntimeAlive()) { - Module["onExit"]?.(code); - ABORT = true; - } - quit_(code, new ExitStatus(code)); -}; - -/** @param {boolean|number=} implicit */ var exitJS = (status, implicit) => { - EXITSTATUS = status; - if (!keepRuntimeAlive()) { - exitRuntime(); - } - _proc_exit(status); -}; - -var _exit = exitJS; - -Module["_exit"] = _exit; - -var maybeExit = () => { - if (runtimeExited) { - return; - } - if (!keepRuntimeAlive()) { - try { - _exit(EXITSTATUS); - } catch (e) { - handleException(e); - } - } -}; - -var callUserCallback = func => { - if (runtimeExited || ABORT) { - return; - } - try { - func(); - maybeExit(); - } catch (e) { - handleException(e); - } -}; - -var _emscripten_get_now; - -_emscripten_get_now = () => performance.now(); - -var __setitimer_js = (which, timeout_ms) => { - if (timers[which]) { - clearTimeout(timers[which].id); - delete timers[which]; - } - if (!timeout_ms) return 0; - var id = setTimeout(() => { - delete timers[which]; - callUserCallback(() => __emscripten_timeout(which, _emscripten_get_now())); - }, timeout_ms); - timers[which] = { - id: id, - timeout_ms: timeout_ms - }; - return 0; -}; - -var __tzset_js = (timezone, daylight, std_name, dst_name) => { - var currentYear = (new Date).getFullYear(); - var winter = new Date(currentYear, 0, 1); - var summer = new Date(currentYear, 6, 1); - var winterOffset = winter.getTimezoneOffset(); - var summerOffset = summer.getTimezoneOffset(); - var stdTimezoneOffset = Math.max(winterOffset, summerOffset); - HEAPU32[((timezone) >> 2)] = stdTimezoneOffset * 60; - HEAP32[((daylight) >> 2)] = Number(winterOffset != summerOffset); - var extractZone = date => date.toLocaleTimeString(undefined, { - hour12: false, - timeZoneName: "short" - }).split(" ")[1]; - var winterName = extractZone(winter); - var summerName = extractZone(summer); - if (summerOffset < winterOffset) { - stringToUTF8(winterName, std_name, 17); - stringToUTF8(summerName, dst_name, 17); - } else { - stringToUTF8(winterName, dst_name, 17); - stringToUTF8(summerName, std_name, 17); - } -}; - -var _emscripten_date_now = () => Date.now(); - -var getHeapMax = () => 2147483648; - -var _emscripten_get_heap_max = () => getHeapMax(); - -var growMemory = size => { - var b = wasmMemory.buffer; - var pages = (size - b.byteLength + 65535) / 65536; - try { - wasmMemory.grow(pages); - updateMemoryViews(); - return 1; - } /*success*/ catch (e) {} -}; - -var _emscripten_resize_heap = requestedSize => { - var oldSize = HEAPU8.length; - requestedSize >>>= 0; - var maxHeapSize = getHeapMax(); - if (requestedSize > maxHeapSize) { - return false; - } - var alignUp = (x, multiple) => x + (multiple - x % multiple) % multiple; - for (var cutDown = 1; cutDown <= 4; cutDown *= 2) { - var overGrownHeapSize = oldSize * (1 + .2 / cutDown); - overGrownHeapSize = Math.min(overGrownHeapSize, requestedSize + 100663296); - var newSize = Math.min(maxHeapSize, alignUp(Math.max(requestedSize, overGrownHeapSize), 65536)); - var replacement = growMemory(newSize); - if (replacement) { - return true; - } - } - return false; -}; - -var runtimeKeepalivePush = () => { - runtimeKeepaliveCounter += 1; -}; - -var runtimeKeepalivePop = () => { - runtimeKeepaliveCounter -= 1; -}; - -/** @param {number=} timeout */ var safeSetTimeout = (func, timeout) => { - runtimeKeepalivePush(); - return setTimeout(() => { - runtimeKeepalivePop(); - callUserCallback(func); - }, timeout); -}; - -var _emscripten_sleep = ms => Asyncify.handleSleep(wakeUp => safeSetTimeout(wakeUp, ms)); - -Module["_emscripten_sleep"] = _emscripten_sleep; - -_emscripten_sleep.isAsync = true; - -var ENV = PHPLoader.ENV || {}; - -var getExecutableName = () => thisProgram || "./this.program"; - -var getEnvStrings = () => { - if (!getEnvStrings.strings) { - var lang = ((typeof navigator == "object" && navigator.languages && navigator.languages[0]) || "C").replace("-", "_") + ".UTF-8"; - var env = { - "USER": "web_user", - "LOGNAME": "web_user", - "PATH": "/", - "PWD": "/", - "HOME": "/home/web_user", - "LANG": lang, - "_": getExecutableName() - }; - for (var x in ENV) { - if (ENV[x] === undefined) delete env[x]; else env[x] = ENV[x]; - } - var strings = []; - for (var x in env) { - strings.push(`${x}=${env[x]}`); - } - getEnvStrings.strings = strings; - } - return getEnvStrings.strings; -}; - -var stringToAscii = (str, buffer) => { - for (var i = 0; i < str.length; ++i) { - HEAP8[buffer++] = str.charCodeAt(i); - } - HEAP8[buffer] = 0; -}; - -var _environ_get = (__environ, environ_buf) => { - var bufSize = 0; - getEnvStrings().forEach((string, i) => { - var ptr = environ_buf + bufSize; - HEAPU32[(((__environ) + (i * 4)) >> 2)] = ptr; - stringToAscii(string, ptr); - bufSize += string.length + 1; - }); - return 0; -}; - -var _environ_sizes_get = (penviron_count, penviron_buf_size) => { - var strings = getEnvStrings(); - HEAPU32[((penviron_count) >> 2)] = strings.length; - var bufSize = 0; - strings.forEach(string => bufSize += string.length + 1); - HEAPU32[((penviron_buf_size) >> 2)] = bufSize; - return 0; -}; - -function _fd_close(fd) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - FS.close(stream); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -function _fd_fdstat_get(fd, pbuf) { - try { - var rightsBase = 0; - var rightsInheriting = 0; - var flags = 0; - { - var stream = SYSCALLS.getStreamFromFD(fd); - var type = stream.tty ? 2 : FS.isDir(stream.mode) ? 3 : FS.isLink(stream.mode) ? 7 : 4; - } - HEAP8[pbuf] = type; - HEAP16[(((pbuf) + (2)) >> 1)] = flags; - (tempI64 = [ rightsBase >>> 0, (tempDouble = rightsBase, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((pbuf) + (8)) >> 2)] = tempI64[0], HEAP32[(((pbuf) + (12)) >> 2)] = tempI64[1]); - (tempI64 = [ rightsInheriting >>> 0, (tempDouble = rightsInheriting, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((pbuf) + (16)) >> 2)] = tempI64[0], HEAP32[(((pbuf) + (20)) >> 2)] = tempI64[1]); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -/** @param {number=} offset */ var doReadv = (stream, iov, iovcnt, offset) => { - var ret = 0; - for (var i = 0; i < iovcnt; i++) { - var ptr = HEAPU32[((iov) >> 2)]; - var len = HEAPU32[(((iov) + (4)) >> 2)]; - iov += 8; - var curr = FS.read(stream, HEAP8, ptr, len, offset); - if (curr < 0) return -1; - ret += curr; - if (curr < len) break; - if (typeof offset != "undefined") { - offset += curr; - } - } - return ret; -}; - -function _fd_read(fd, iov, iovcnt, pnum) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - var num = doReadv(stream, iov, iovcnt); - HEAPU32[((pnum) >> 2)] = num; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -function _fd_seek(fd, offset_low, offset_high, whence, newOffset) { - var offset = convertI32PairToI53Checked(offset_low, offset_high); - try { - if (isNaN(offset)) return 61; - var stream = SYSCALLS.getStreamFromFD(fd); - FS.llseek(stream, offset, whence); - (tempI64 = [ stream.position >>> 0, (tempDouble = stream.position, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[((newOffset) >> 2)] = tempI64[0], HEAP32[(((newOffset) + (4)) >> 2)] = tempI64[1]); - if (stream.getdents && offset === 0 && whence === 0) stream.getdents = null; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -var _fd_sync = function(fd) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - return Asyncify.handleSleep(wakeUp => { - var mount = stream.node.mount; - if (!mount.type.syncfs) { - wakeUp(0); - return; - } - mount.type.syncfs(mount, false, err => { - if (err) { - wakeUp(29); - return; - } - wakeUp(0); - }); - }); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -}; - -_fd_sync.isAsync = true; - -/** @param {number=} offset */ var doWritev = (stream, iov, iovcnt, offset) => { - var ret = 0; - for (var i = 0; i < iovcnt; i++) { - var ptr = HEAPU32[((iov) >> 2)]; - var len = HEAPU32[(((iov) + (4)) >> 2)]; - iov += 8; - var curr = FS.write(stream, HEAP8, ptr, len, offset); - if (curr < 0) return -1; - ret += curr; - if (typeof offset != "undefined") { - offset += curr; - } - } - return ret; -}; - -function _fd_write(fd, iov, iovcnt, pnum) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - var num = doWritev(stream, iov, iovcnt); - HEAPU32[((pnum) >> 2)] = num; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -var _getaddrinfo = (node, service, hint, out) => { - var addr = 0; - var port = 0; - var flags = 0; - var family = 0; - var type = 0; - var proto = 0; - var ai; - function allocaddrinfo(family, type, proto, canon, addr, port) { - var sa, salen, ai; - var errno; - salen = family === 10 ? 28 : 16; - addr = family === 10 ? inetNtop6(addr) : inetNtop4(addr); - sa = _malloc(salen); - errno = writeSockaddr(sa, family, addr, port); - assert(!errno); - ai = _malloc(32); - HEAP32[(((ai) + (4)) >> 2)] = family; - HEAP32[(((ai) + (8)) >> 2)] = type; - HEAP32[(((ai) + (12)) >> 2)] = proto; - HEAPU32[(((ai) + (24)) >> 2)] = canon; - HEAPU32[(((ai) + (20)) >> 2)] = sa; - if (family === 10) { - HEAP32[(((ai) + (16)) >> 2)] = 28; - } else { - HEAP32[(((ai) + (16)) >> 2)] = 16; - } - HEAP32[(((ai) + (28)) >> 2)] = 0; - return ai; - } - if (hint) { - flags = HEAP32[((hint) >> 2)]; - family = HEAP32[(((hint) + (4)) >> 2)]; - type = HEAP32[(((hint) + (8)) >> 2)]; - proto = HEAP32[(((hint) + (12)) >> 2)]; - } - if (type && !proto) { - proto = type === 2 ? 17 : 6; - } - if (!type && proto) { - type = proto === 17 ? 2 : 1; - } - if (proto === 0) { - proto = 6; - } - if (type === 0) { - type = 1; - } - if (!node && !service) { - return -2; - } - if (flags & ~(1 | 2 | 4 | 1024 | 8 | 16 | 32)) { - return -1; - } - if (hint !== 0 && (HEAP32[((hint) >> 2)] & 2) && !node) { - return -1; - } - if (flags & 32) { - return -2; - } - if (type !== 0 && type !== 1 && type !== 2) { - return -7; - } - if (family !== 0 && family !== 2 && family !== 10) { - return -6; - } - if (service) { - service = UTF8ToString(service); - port = parseInt(service, 10); - if (isNaN(port)) { - if (flags & 1024) { - return -2; - } - return -8; - } - } - if (!node) { - if (family === 0) { - family = 2; - } - if ((flags & 1) === 0) { - if (family === 2) { - addr = _htonl(2130706433); - } else { - addr = [ 0, 0, 0, 1 ]; - } - } - ai = allocaddrinfo(family, type, proto, null, addr, port); - HEAPU32[((out) >> 2)] = ai; - return 0; - } - node = UTF8ToString(node); - addr = inetPton4(node); - if (addr !== null) { - if (family === 0 || family === 2) { - family = 2; - } else if (family === 10 && (flags & 8)) { - addr = [ 0, 0, _htonl(65535), addr ]; - family = 10; - } else { - return -2; - } - } else { - addr = inetPton6(node); - if (addr !== null) { - if (family === 0 || family === 10) { - family = 10; - } else { - return -2; - } - } - } - if (addr != null) { - ai = allocaddrinfo(family, type, proto, node, addr, port); - HEAPU32[((out) >> 2)] = ai; - return 0; - } - if (flags & 4) { - return -2; - } - node = DNS.lookup_name(node); - addr = inetPton4(node); - if (family === 0) { - family = 2; - } else if (family === 10) { - addr = [ 0, 0, _htonl(65535), addr ]; - } - ai = allocaddrinfo(family, type, proto, null, addr, port); - HEAPU32[((out) >> 2)] = ai; - return 0; -}; - -/** @type {function(...*):?} */ function _getcontext() { - abort("missing function: getcontext"); -} - -_getcontext.stub = true; - -var _getnameinfo = (sa, salen, node, nodelen, serv, servlen, flags) => { - var info = readSockaddr(sa, salen); - if (info.errno) { - return -6; - } - var port = info.port; - var addr = info.addr; - var overflowed = false; - if (node && nodelen) { - var lookup; - if ((flags & 1) || !(lookup = DNS.lookup_addr(addr))) { - if (flags & 8) { - return -2; - } - } else { - addr = lookup; - } - var numBytesWrittenExclNull = stringToUTF8(addr, node, nodelen); - if (numBytesWrittenExclNull + 1 >= nodelen) { - overflowed = true; - } - } - if (serv && servlen) { - port = "" + port; - var numBytesWrittenExclNull = stringToUTF8(port, serv, servlen); - if (numBytesWrittenExclNull + 1 >= servlen) { - overflowed = true; - } - } - if (overflowed) { - return -12; - } - return 0; -}; - -var Protocols = { - list: [], - map: {} -}; - -var _setprotoent = stayopen => { - function allocprotoent(name, proto, aliases) { - var nameBuf = _malloc(name.length + 1); - stringToAscii(name, nameBuf); - var j = 0; - var length = aliases.length; - var aliasListBuf = _malloc((length + 1) * 4); - for (var i = 0; i < length; i++, j += 4) { - var alias = aliases[i]; - var aliasBuf = _malloc(alias.length + 1); - stringToAscii(alias, aliasBuf); - HEAPU32[(((aliasListBuf) + (j)) >> 2)] = aliasBuf; - } - HEAPU32[(((aliasListBuf) + (j)) >> 2)] = 0; - var pe = _malloc(12); - HEAPU32[((pe) >> 2)] = nameBuf; - HEAPU32[(((pe) + (4)) >> 2)] = aliasListBuf; - HEAP32[(((pe) + (8)) >> 2)] = proto; - return pe; - } - var list = Protocols.list; - var map = Protocols.map; - if (list.length === 0) { - var entry = allocprotoent("tcp", 6, [ "TCP" ]); - list.push(entry); - map["tcp"] = map["6"] = entry; - entry = allocprotoent("udp", 17, [ "UDP" ]); - list.push(entry); - map["udp"] = map["17"] = entry; - } - _setprotoent.index = 0; -}; - -var _getprotobyname = name => { - name = UTF8ToString(name); - _setprotoent(true); - var result = Protocols.map[name]; - return result; -}; - -var _getprotobynumber = number => { - _setprotoent(true); - var result = Protocols.map[number]; - return result; -}; - -var stackAlloc = sz => __emscripten_stack_alloc(sz); - -/** @suppress {duplicate } */ var stringToUTF8OnStack = str => { - var size = lengthBytesUTF8(str) + 1; - var ret = stackAlloc(size); - stringToUTF8(str, ret, size); - return ret; -}; - -var allocateUTF8OnStack = stringToUTF8OnStack; - -var PHPWASM = { - init: function() { - FS.mkdir("/internal"); - FS.mkdir("/internal/shared"); - FS.mkdir("/internal/shared/preload"); - PHPWASM.EventEmitter = ENVIRONMENT_IS_NODE ? require("events").EventEmitter : class EventEmitter { - constructor() { - this.listeners = {}; - } - emit(eventName, data) { - if (this.listeners[eventName]) { - this.listeners[eventName].forEach(callback => { - callback(data); - }); - } - } - once(eventName, callback) { - const self = this; - function removedCallback() { - callback(...arguments); - self.removeListener(eventName, removedCallback); - } - this.on(eventName, removedCallback); - } - removeAllListeners(eventName) { - if (eventName) { - delete this.listeners[eventName]; - } else { - this.listeners = {}; - } - } - removeListener(eventName, callback) { - if (this.listeners[eventName]) { - const idx = this.listeners[eventName].indexOf(callback); - if (idx !== -1) { - this.listeners[eventName].splice(idx, 1); - } - } - } - }; - PHPWASM.child_proc_by_fd = {}; - PHPWASM.child_proc_by_pid = {}; - PHPWASM.input_devices = {}; - }, - getAllWebSockets: function(sock) { - const webSockets = new Set; - if (sock.server) { - sock.server.clients.forEach(ws => { - webSockets.add(ws); - }); - } - for (const peer of PHPWASM.getAllPeers(sock)) { - webSockets.add(peer.socket); - } - return Array.from(webSockets); - }, - getAllPeers: function(sock) { - const peers = new Set; - if (sock.server) { - sock.pending.filter(pending => pending.peers).forEach(pending => { - for (const peer of Object.values(pending.peers)) { - peers.add(peer); - } - }); - } - if (sock.peers) { - for (const peer of Object.values(sock.peers)) { - peers.add(peer); - } - } - return Array.from(peers); - }, - awaitData: function(ws) { - return PHPWASM.awaitEvent(ws, "message"); - }, - awaitConnection: function(ws) { - if (ws.OPEN === ws.readyState) { - return [ Promise.resolve(), PHPWASM.noop ]; - } - return PHPWASM.awaitEvent(ws, "open"); - }, - awaitClose: function(ws) { - if ([ ws.CLOSING, ws.CLOSED ].includes(ws.readyState)) { - return [ Promise.resolve(), PHPWASM.noop ]; - } - return PHPWASM.awaitEvent(ws, "close"); - }, - awaitError: function(ws) { - if ([ ws.CLOSING, ws.CLOSED ].includes(ws.readyState)) { - return [ Promise.resolve(), PHPWASM.noop ]; - } - return PHPWASM.awaitEvent(ws, "error"); - }, - awaitEvent: function(ws, event) { - let resolve; - const listener = () => { - resolve(); - }; - const promise = new Promise(function(_resolve) { - resolve = _resolve; - ws.once(event, listener); - }); - const cancel = () => { - ws.removeListener(event, listener); - setTimeout(resolve); - }; - return [ promise, cancel ]; - }, - noop: function() {}, - spawnProcess: function(command, args, options) { - if (Module["spawnProcess"]) { - const spawnedPromise = Module["spawnProcess"](command, args, options); - return Promise.resolve(spawnedPromise).then(function(spawned) { - if (!spawned || !spawned.on) { - throw new Error("spawnProcess() must return an EventEmitter but returned a different type."); - } - return spawned; - }); - } - if (ENVIRONMENT_IS_NODE) { - return require("child_process").spawn(command, args, { - ...options, - shell: true, - stdio: [ "pipe", "pipe", "pipe" ], - timeout: 100 - }); - } - const e = new Error("popen(), proc_open() etc. are unsupported in the browser. Call php.setSpawnHandler() " + "and provide a callback to handle spawning processes, or disable a popen(), proc_open() " + "and similar functions via php.ini."); - e.code = "SPAWN_UNSUPPORTED"; - throw e; - }, - shutdownSocket: function(socketd, how) { - const sock = getSocketFromFD(socketd); - const peer = Object.values(sock.peers)[0]; - if (!peer) { - return -1; - } - try { - peer.socket.close(); - SOCKFS.websocket_sock_ops.removePeer(sock, peer); - return 0; - } catch (e) { - console.log("Socket shutdown error", e); - return -1; - } - } -}; - -function _js_create_input_device(deviceId) { - let dataBuffer = []; - let dataCallback; - const filename = "proc_id_" + deviceId; - const device = FS.createDevice("/dev", filename, function() {}, function(byte) { - try { - dataBuffer.push(byte); - if (dataCallback) { - dataCallback(new Uint8Array(dataBuffer)); - dataBuffer = []; - } - } catch (e) { - console.error(e); - throw e; - } - }); - const devicePath = "/dev/" + filename; - PHPWASM.input_devices[deviceId] = { - devicePath: devicePath, - onData: function(cb) { - dataCallback = cb; - dataBuffer.forEach(function(data) { - cb(data); - }); - dataBuffer.length = 0; - } - }; - return allocateUTF8OnStack(devicePath); -} - -function _js_open_process(command, argsPtr, argsLength, descriptorsPtr, descriptorsLength, cwdPtr, cwdLength, envPtr, envLength) { - if (!command) { - return 1; - } - const cmdstr = UTF8ToString(command); - if (!cmdstr.length) { - return 0; - } - let argsArray = []; - if (argsLength) { - for (var i = 0; i < argsLength; i++) { - const charPointer = argsPtr + i * 4; - argsArray.push(UTF8ToString(HEAPU32[charPointer >> 2])); - } - } - const cwdstr = cwdPtr ? UTF8ToString(cwdPtr) : null; - let envObject = null; - if (envLength) { - envObject = {}; - for (var i = 0; i < envLength; i++) { - const envPointer = envPtr + i * 4; - const envEntry = UTF8ToString(HEAPU32[envPointer >> 2]); - const splitAt = envEntry.indexOf("="); - if (splitAt === -1) { - continue; - } - const key = envEntry.substring(0, splitAt); - const value = envEntry.substring(splitAt + 1); - envObject[key] = value; - } - } - var std = {}; - for (var i = 0; i < descriptorsLength; i++) { - const descriptorPtr = HEAPU32[(descriptorsPtr + i * 4) >> 2]; - std[HEAPU32[descriptorPtr >> 2]] = { - child: HEAPU32[(descriptorPtr + 4) >> 2], - parent: HEAPU32[(descriptorPtr + 8) >> 2] - }; - } - return Asyncify.handleSleep(async wakeUp => { - let cp; - try { - const options = {}; - if (cwdstr !== null) { - options.cwd = cwdstr; - } - if (envObject !== null) { - options.env = envObject; - } - cp = PHPWASM.spawnProcess(cmdstr, argsArray, options); - if (cp instanceof Promise) { - cp = await cp; - } - } catch (e) { - if (e.code === "SPAWN_UNSUPPORTED") { - wakeUp(1); - return; - } - console.error(e); - wakeUp(1); - throw e; - } - const ProcInfo = { - pid: cp.pid, - exited: false, - stdinFd: std[0]?.child, - stdinIsDevice: std[0]?.child in PHPWASM.input_devices, - stdoutChildFd: std[1]?.child, - stdoutParentFd: std[1]?.parent, - stderrChildFd: std[2]?.child, - stderrParentFd: std[2]?.parent, - stdout: new PHPWASM.EventEmitter, - stderr: new PHPWASM.EventEmitter - }; - if (ProcInfo.stdoutChildFd) PHPWASM.child_proc_by_fd[ProcInfo.stdoutChildFd] = ProcInfo; - if (ProcInfo.stderrChildFd) PHPWASM.child_proc_by_fd[ProcInfo.stderrChildFd] = ProcInfo; - if (ProcInfo.stdoutParentFd) PHPWASM.child_proc_by_fd[ProcInfo.stdoutParentFd] = ProcInfo; - if (ProcInfo.stderrParentFd) PHPWASM.child_proc_by_fd[ProcInfo.stderrParentFd] = ProcInfo; - PHPWASM.child_proc_by_pid[ProcInfo.pid] = ProcInfo; - cp.on("exit", function(code) { - ProcInfo.exitCode = code; - ProcInfo.exited = true; - ProcInfo.stdout.emit("data"); - ProcInfo.stderr.emit("data"); - }); - if (ProcInfo.stdoutChildFd) { - const stdoutStream = SYSCALLS.getStreamFromFD(ProcInfo.stdoutChildFd); - let stdoutAt = 0; - cp.stdout.on("data", function(data) { - ProcInfo.stdout.emit("data", data); - stdoutStream.stream_ops.write(stdoutStream, data, 0, data.length, stdoutAt); - stdoutAt += data.length; - }); - } - if (ProcInfo.stderrChildFd) { - const stderrStream = SYSCALLS.getStreamFromFD(ProcInfo.stderrChildFd); - let stderrAt = 0; - cp.stderr.on("data", function(data) { - ProcInfo.stderr.emit("data", data); - stderrStream.stream_ops.write(stderrStream, data, 0, data.length, stderrAt); - stderrAt += data.length; - }); - } - /** - * Wait until the child process has been spawned. - * Unfortunately there is no Node.js API to check whether - * the process has already been spawned. We can only listen - * to the 'spawn' event and if it has already been spawned, - * listen to the 'exit' event. - */ try { - await new Promise((resolve, reject) => { - cp.on("spawn", resolve); - cp.on("error", reject); - }); - } catch (e) { - console.error(e); - wakeUp(1); - return; - } - if (ProcInfo.stdinIsDevice) { - PHPWASM.input_devices[ProcInfo.stdinFd].onData(function(data) { - if (!data) return; - if (typeof data === "number") { - data = new Uint8Array([ data ]); - } - const dataStr = new TextDecoder("utf-8").decode(data); - cp.stdin.write(dataStr); - }); - wakeUp(ProcInfo.pid); - return; - } - if (ProcInfo.stdinFd) { - const stdinStream = SYSCALLS.getStreamFromFD(ProcInfo.stdinFd); - if (stdinStream.node) { - const CHUNK_SIZE = 1024; - const buffer = new Uint8Array(CHUNK_SIZE); - let offset = 0; - while (true) { - const bytesRead = stdinStream.stream_ops.read(stdinStream, buffer, 0, CHUNK_SIZE, offset); - if (bytesRead === null || bytesRead === 0) { - break; - } - try { - cp.stdin.write(buffer.subarray(0, bytesRead)); - } catch (e) { - console.error(e); - return 1; - } - if (bytesRead < CHUNK_SIZE) { - break; - } - offset += bytesRead; - } - wakeUp(ProcInfo.pid); - return; - } - } - wakeUp(ProcInfo.pid); - }); -} - -function _js_process_status(pid, exitCodePtr) { - if (!PHPWASM.child_proc_by_pid[pid]) { - return -1; - } - if (PHPWASM.child_proc_by_pid[pid].exited) { - HEAPU32[exitCodePtr >> 2] = PHPWASM.child_proc_by_pid[pid].exitCode; - return 1; - } - return 0; -} - -function _js_waitpid(pid, exitCodePtr) { - if (!PHPWASM.child_proc_by_pid[pid]) { - return -1; - } - return Asyncify.handleSleep(wakeUp => { - const poll = function() { - if (PHPWASM.child_proc_by_pid[pid]?.exited) { - HEAPU32[exitCodePtr >> 2] = PHPWASM.child_proc_by_pid[pid].exitCode; - wakeUp(pid); - } else { - setTimeout(poll, 50); - } - }; - poll(); - }); -} - -/** @type {function(...*):?} */ function _makecontext() { - abort("missing function: makecontext"); -} - -_makecontext.stub = true; - -var arraySum = (array, index) => { - var sum = 0; - for (var i = 0; i <= index; sum += array[i++]) {} - return sum; -}; - -var MONTH_DAYS_LEAP = [ 31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 ]; - -var MONTH_DAYS_REGULAR = [ 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 ]; - -var addDays = (date, days) => { - var newDate = new Date(date.getTime()); - while (days > 0) { - var leap = isLeapYear(newDate.getFullYear()); - var currentMonth = newDate.getMonth(); - var daysInCurrentMonth = (leap ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR)[currentMonth]; - if (days > daysInCurrentMonth - newDate.getDate()) { - days -= (daysInCurrentMonth - newDate.getDate() + 1); - newDate.setDate(1); - if (currentMonth < 11) { - newDate.setMonth(currentMonth + 1); - } else { - newDate.setMonth(0); - newDate.setFullYear(newDate.getFullYear() + 1); - } - } else { - newDate.setDate(newDate.getDate() + days); - return newDate; - } - } - return newDate; -}; - -var writeArrayToMemory = (array, buffer) => { - HEAP8.set(array, buffer); -}; - -var _strftime = (s, maxsize, format, tm) => { - var tm_zone = HEAPU32[(((tm) + (40)) >> 2)]; - var date = { - tm_sec: HEAP32[((tm) >> 2)], - tm_min: HEAP32[(((tm) + (4)) >> 2)], - tm_hour: HEAP32[(((tm) + (8)) >> 2)], - tm_mday: HEAP32[(((tm) + (12)) >> 2)], - tm_mon: HEAP32[(((tm) + (16)) >> 2)], - tm_year: HEAP32[(((tm) + (20)) >> 2)], - tm_wday: HEAP32[(((tm) + (24)) >> 2)], - tm_yday: HEAP32[(((tm) + (28)) >> 2)], - tm_isdst: HEAP32[(((tm) + (32)) >> 2)], - tm_gmtoff: HEAP32[(((tm) + (36)) >> 2)], - tm_zone: tm_zone ? UTF8ToString(tm_zone) : "" - }; - var pattern = UTF8ToString(format); - var EXPANSION_RULES_1 = { - "%c": "%a %b %d %H:%M:%S %Y", - "%D": "%m/%d/%y", - "%F": "%Y-%m-%d", - "%h": "%b", - "%r": "%I:%M:%S %p", - "%R": "%H:%M", - "%T": "%H:%M:%S", - "%x": "%m/%d/%y", - "%X": "%H:%M:%S", - "%Ec": "%c", - "%EC": "%C", - "%Ex": "%m/%d/%y", - "%EX": "%H:%M:%S", - "%Ey": "%y", - "%EY": "%Y", - "%Od": "%d", - "%Oe": "%e", - "%OH": "%H", - "%OI": "%I", - "%Om": "%m", - "%OM": "%M", - "%OS": "%S", - "%Ou": "%u", - "%OU": "%U", - "%OV": "%V", - "%Ow": "%w", - "%OW": "%W", - "%Oy": "%y" - }; - for (var rule in EXPANSION_RULES_1) { - pattern = pattern.replace(new RegExp(rule, "g"), EXPANSION_RULES_1[rule]); - } - var WEEKDAYS = [ "Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday" ]; - var MONTHS = [ "January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December" ]; - function leadingSomething(value, digits, character) { - var str = typeof value == "number" ? value.toString() : (value || ""); - while (str.length < digits) { - str = character[0] + str; - } - return str; - } - function leadingNulls(value, digits) { - return leadingSomething(value, digits, "0"); - } - function compareByDay(date1, date2) { - function sgn(value) { - return value < 0 ? -1 : (value > 0 ? 1 : 0); - } - var compare; - if ((compare = sgn(date1.getFullYear() - date2.getFullYear())) === 0) { - if ((compare = sgn(date1.getMonth() - date2.getMonth())) === 0) { - compare = sgn(date1.getDate() - date2.getDate()); - } - } - return compare; - } - function getFirstWeekStartDate(janFourth) { - switch (janFourth.getDay()) { - case 0: - return new Date(janFourth.getFullYear() - 1, 11, 29); - - case 1: - return janFourth; - - case 2: - return new Date(janFourth.getFullYear(), 0, 3); - - case 3: - return new Date(janFourth.getFullYear(), 0, 2); - - case 4: - return new Date(janFourth.getFullYear(), 0, 1); - - case 5: - return new Date(janFourth.getFullYear() - 1, 11, 31); - - case 6: - return new Date(janFourth.getFullYear() - 1, 11, 30); - } - } - function getWeekBasedYear(date) { - var thisDate = addDays(new Date(date.tm_year + 1900, 0, 1), date.tm_yday); - var janFourthThisYear = new Date(thisDate.getFullYear(), 0, 4); - var janFourthNextYear = new Date(thisDate.getFullYear() + 1, 0, 4); - var firstWeekStartThisYear = getFirstWeekStartDate(janFourthThisYear); - var firstWeekStartNextYear = getFirstWeekStartDate(janFourthNextYear); - if (compareByDay(firstWeekStartThisYear, thisDate) <= 0) { - if (compareByDay(firstWeekStartNextYear, thisDate) <= 0) { - return thisDate.getFullYear() + 1; - } - return thisDate.getFullYear(); - } - return thisDate.getFullYear() - 1; - } - var EXPANSION_RULES_2 = { - "%a": date => WEEKDAYS[date.tm_wday].substring(0, 3), - "%A": date => WEEKDAYS[date.tm_wday], - "%b": date => MONTHS[date.tm_mon].substring(0, 3), - "%B": date => MONTHS[date.tm_mon], - "%C": date => { - var year = date.tm_year + 1900; - return leadingNulls((year / 100) | 0, 2); - }, - "%d": date => leadingNulls(date.tm_mday, 2), - "%e": date => leadingSomething(date.tm_mday, 2, " "), - "%g": date => getWeekBasedYear(date).toString().substring(2), - "%G": getWeekBasedYear, - "%H": date => leadingNulls(date.tm_hour, 2), - "%I": date => { - var twelveHour = date.tm_hour; - if (twelveHour == 0) twelveHour = 12; else if (twelveHour > 12) twelveHour -= 12; - return leadingNulls(twelveHour, 2); - }, - "%j": date => leadingNulls(date.tm_mday + arraySum(isLeapYear(date.tm_year + 1900) ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, date.tm_mon - 1), 3), - "%m": date => leadingNulls(date.tm_mon + 1, 2), - "%M": date => leadingNulls(date.tm_min, 2), - "%n": () => "\n", - "%p": date => { - if (date.tm_hour >= 0 && date.tm_hour < 12) { - return "AM"; - } - return "PM"; - }, - "%S": date => leadingNulls(date.tm_sec, 2), - "%t": () => "\t", - "%u": date => date.tm_wday || 7, - "%U": date => { - var days = date.tm_yday + 7 - date.tm_wday; - return leadingNulls(Math.floor(days / 7), 2); - }, - "%V": date => { - var val = Math.floor((date.tm_yday + 7 - (date.tm_wday + 6) % 7) / 7); - if ((date.tm_wday + 371 - date.tm_yday - 2) % 7 <= 2) { - val++; - } - if (!val) { - val = 52; - var dec31 = (date.tm_wday + 7 - date.tm_yday - 1) % 7; - if (dec31 == 4 || (dec31 == 5 && isLeapYear(date.tm_year % 400 - 1))) { - val++; - } - } else if (val == 53) { - var jan1 = (date.tm_wday + 371 - date.tm_yday) % 7; - if (jan1 != 4 && (jan1 != 3 || !isLeapYear(date.tm_year))) val = 1; - } - return leadingNulls(val, 2); - }, - "%w": date => date.tm_wday, - "%W": date => { - var days = date.tm_yday + 7 - ((date.tm_wday + 6) % 7); - return leadingNulls(Math.floor(days / 7), 2); - }, - "%y": date => (date.tm_year + 1900).toString().substring(2), - "%Y": date => date.tm_year + 1900, - "%z": date => { - var off = date.tm_gmtoff; - var ahead = off >= 0; - off = Math.abs(off) / 60; - off = (off / 60) * 100 + (off % 60); - return (ahead ? "+" : "-") + String("0000" + off).slice(-4); - }, - "%Z": date => date.tm_zone, - "%%": () => "%" - }; - pattern = pattern.replace(/%%/g, "\0\0"); - for (var rule in EXPANSION_RULES_2) { - if (pattern.includes(rule)) { - pattern = pattern.replace(new RegExp(rule, "g"), EXPANSION_RULES_2[rule](date)); - } - } - pattern = pattern.replace(/\0\0/g, "%"); - var bytes = intArrayFromString(pattern, false); - if (bytes.length > maxsize) { - return 0; - } - writeArrayToMemory(bytes, s); - return bytes.length - 1; -}; - -var _strftime_l = (s, maxsize, format, tm, loc) => _strftime(s, maxsize, format, tm); - -var _strptime = (buf, format, tm) => { - var pattern = UTF8ToString(format); - var SPECIAL_CHARS = "\\!@#$^&*()+=-[]/{}|:<>?,."; - for (var i = 0, ii = SPECIAL_CHARS.length; i < ii; ++i) { - pattern = pattern.replace(new RegExp("\\" + SPECIAL_CHARS[i], "g"), "\\" + SPECIAL_CHARS[i]); - } - var EQUIVALENT_MATCHERS = { - "A": "%a", - "B": "%b", - "c": "%a %b %d %H:%M:%S %Y", - "D": "%m\\/%d\\/%y", - "e": "%d", - "F": "%Y-%m-%d", - "h": "%b", - "R": "%H\\:%M", - "r": "%I\\:%M\\:%S\\s%p", - "T": "%H\\:%M\\:%S", - "x": "%m\\/%d\\/(?:%y|%Y)", - "X": "%H\\:%M\\:%S" - }; - var DATE_PATTERNS = { - /* weekday name */ "a": "(?:Sun(?:day)?)|(?:Mon(?:day)?)|(?:Tue(?:sday)?)|(?:Wed(?:nesday)?)|(?:Thu(?:rsday)?)|(?:Fri(?:day)?)|(?:Sat(?:urday)?)", - /* month name */ "b": "(?:Jan(?:uary)?)|(?:Feb(?:ruary)?)|(?:Mar(?:ch)?)|(?:Apr(?:il)?)|May|(?:Jun(?:e)?)|(?:Jul(?:y)?)|(?:Aug(?:ust)?)|(?:Sep(?:tember)?)|(?:Oct(?:ober)?)|(?:Nov(?:ember)?)|(?:Dec(?:ember)?)", - /* century */ "C": "\\d\\d", - /* day of month */ "d": "0[1-9]|[1-9](?!\\d)|1\\d|2\\d|30|31", - /* hour (24hr) */ "H": "\\d(?!\\d)|[0,1]\\d|20|21|22|23", - /* hour (12hr) */ "I": "\\d(?!\\d)|0\\d|10|11|12", - /* day of year */ "j": "00[1-9]|0?[1-9](?!\\d)|0?[1-9]\\d(?!\\d)|[1,2]\\d\\d|3[0-6]\\d", - /* month */ "m": "0[1-9]|[1-9](?!\\d)|10|11|12", - /* minutes */ "M": "0\\d|\\d(?!\\d)|[1-5]\\d", - /* whitespace */ "n": " ", - /* AM/PM */ "p": "AM|am|PM|pm|A\\.M\\.|a\\.m\\.|P\\.M\\.|p\\.m\\.", - /* seconds */ "S": "0\\d|\\d(?!\\d)|[1-5]\\d|60", - /* week number */ "U": "0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53", - /* week number */ "W": "0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53", - /* weekday number */ "w": "[0-6]", - /* 2-digit year */ "y": "\\d\\d", - /* 4-digit year */ "Y": "\\d\\d\\d\\d", - /* whitespace */ "t": " ", - /* time zone */ "z": "Z|(?:[\\+\\-]\\d\\d:?(?:\\d\\d)?)" - }; - var MONTH_NUMBERS = { - JAN: 0, - FEB: 1, - MAR: 2, - APR: 3, - MAY: 4, - JUN: 5, - JUL: 6, - AUG: 7, - SEP: 8, - OCT: 9, - NOV: 10, - DEC: 11 - }; - var DAY_NUMBERS_SUN_FIRST = { - SUN: 0, - MON: 1, - TUE: 2, - WED: 3, - THU: 4, - FRI: 5, - SAT: 6 - }; - var DAY_NUMBERS_MON_FIRST = { - MON: 0, - TUE: 1, - WED: 2, - THU: 3, - FRI: 4, - SAT: 5, - SUN: 6 - }; - var capture = []; - var pattern_out = pattern.replace(/%(.)/g, (m, c) => EQUIVALENT_MATCHERS[c] || m).replace(/%(.)/g, (_, c) => { - let pat = DATE_PATTERNS[c]; - if (pat) { - capture.push(c); - return `(${pat})`; - } else { - return c; - } - }).replace(/\s+/g, "\\s*"); - var matches = new RegExp("^" + pattern_out, "i").exec(UTF8ToString(buf)); - function initDate() { - function fixup(value, min, max) { - return (typeof value != "number" || isNaN(value)) ? min : (value >= min ? (value <= max ? value : max) : min); - } - return { - year: fixup(HEAP32[(((tm) + (20)) >> 2)] + 1900, 1970, 9999), - month: fixup(HEAP32[(((tm) + (16)) >> 2)], 0, 11), - day: fixup(HEAP32[(((tm) + (12)) >> 2)], 1, 31), - hour: fixup(HEAP32[(((tm) + (8)) >> 2)], 0, 23), - min: fixup(HEAP32[(((tm) + (4)) >> 2)], 0, 59), - sec: fixup(HEAP32[((tm) >> 2)], 0, 59), - gmtoff: 0 - }; - } - if (matches) { - var date = initDate(); - var value; - var getMatch = symbol => { - var pos = capture.indexOf(symbol); - if (pos >= 0) { - return matches[pos + 1]; - } - return; - }; - if ((value = getMatch("S"))) { - date.sec = jstoi_q(value); - } - if ((value = getMatch("M"))) { - date.min = jstoi_q(value); - } - if ((value = getMatch("H"))) { - date.hour = jstoi_q(value); - } else if ((value = getMatch("I"))) { - var hour = jstoi_q(value); - if ((value = getMatch("p"))) { - hour += value.toUpperCase()[0] === "P" ? 12 : 0; - } - date.hour = hour; - } - if ((value = getMatch("Y"))) { - date.year = jstoi_q(value); - } else if ((value = getMatch("y"))) { - var year = jstoi_q(value); - if ((value = getMatch("C"))) { - year += jstoi_q(value) * 100; - } else { - year += year < 69 ? 2e3 : 1900; - } - date.year = year; - } - if ((value = getMatch("m"))) { - date.month = jstoi_q(value) - 1; - } else if ((value = getMatch("b"))) { - date.month = MONTH_NUMBERS[value.substring(0, 3).toUpperCase()] || 0; - } - if ((value = getMatch("d"))) { - date.day = jstoi_q(value); - } else if ((value = getMatch("j"))) { - var day = jstoi_q(value); - var leapYear = isLeapYear(date.year); - for (var month = 0; month < 12; ++month) { - var daysUntilMonth = arraySum(leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, month - 1); - if (day <= daysUntilMonth + (leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR)[month]) { - date.day = day - daysUntilMonth; - } - } - } else if ((value = getMatch("a"))) { - var weekDay = value.substring(0, 3).toUpperCase(); - if ((value = getMatch("U"))) { - var weekDayNumber = DAY_NUMBERS_SUN_FIRST[weekDay]; - var weekNumber = jstoi_q(value); - var janFirst = new Date(date.year, 0, 1); - var endDate; - if (janFirst.getDay() === 0) { - endDate = addDays(janFirst, weekDayNumber + 7 * (weekNumber - 1)); - } else { - endDate = addDays(janFirst, 7 - janFirst.getDay() + weekDayNumber + 7 * (weekNumber - 1)); - } - date.day = endDate.getDate(); - date.month = endDate.getMonth(); - } else if ((value = getMatch("W"))) { - var weekDayNumber = DAY_NUMBERS_MON_FIRST[weekDay]; - var weekNumber = jstoi_q(value); - var janFirst = new Date(date.year, 0, 1); - var endDate; - if (janFirst.getDay() === 1) { - endDate = addDays(janFirst, weekDayNumber + 7 * (weekNumber - 1)); - } else { - endDate = addDays(janFirst, 7 - janFirst.getDay() + 1 + weekDayNumber + 7 * (weekNumber - 1)); - } - date.day = endDate.getDate(); - date.month = endDate.getMonth(); - } - } - if ((value = getMatch("z"))) { - if (value.toLowerCase() === "z") { - date.gmtoff = 0; - } else { - var match = value.match(/^((?:\-|\+)\d\d):?(\d\d)?/); - date.gmtoff = match[1] * 3600; - if (match[2]) { - date.gmtoff += date.gmtoff > 0 ? match[2] * 60 : -match[2] * 60; - } - } - } - /* + // The rest of the code comes from the built php.js file and esm-suffix.js + // include: shell.js + // The Module object: Our interface to the outside world. We import + // and export values on it. There are various ways Module can be used: + // 1. Not defined. We create it here + // 2. A function parameter, function(moduleArg) => Promise + // 3. pre-run appended it, var Module = {}; ..generated code.. + // 4. External script tag defines var Module. + // We need to check if Module already exists (e.g. case 3 above). + // Substitution will be replaced with actual code on later stage of the build, + // this way Closure Compiler will not mangle it (e.g. case 4. above). + // Note that if you want to run closure, and also to use Module + // after the generated code, you will need to define var Module = {}; + // before the code. Then that object will be used in the code, and you + // can continue to use Module afterwards as well. + var Module = typeof PHPLoader != 'undefined' ? PHPLoader : {}; + + var ENVIRONMENT_IS_WORKER = RuntimeName === 'WORKER'; + + var ENVIRONMENT_IS_NODE = RuntimeName === 'NODE'; + + if (ENVIRONMENT_IS_NODE) { + } + + // --pre-jses are emitted after the Module integration code, so that they can + // refer to Module (if they choose; they can also define Module) + // Sometimes an existing Module object exists with properties + // meant to overwrite the default module functionality. Here + // we collect those properties and reapply _after_ we configure + // the current environment's defaults to avoid having to be so + // defensive during initialization. + var moduleOverrides = Object.assign({}, Module); + + var arguments_ = []; + + var thisProgram = './this.program'; + + var quit_ = (status, toThrow) => { + throw toThrow; + }; + + // `/` should be present at the end if `scriptDirectory` is not empty + var scriptDirectory = ''; + + function locateFile(path) { + if (Module['locateFile']) { + return Module['locateFile'](path, scriptDirectory); + } + return scriptDirectory + path; + } + + // Hooks that are implemented differently in different runtime environments. + var readAsync, readBinary; + + if (ENVIRONMENT_IS_NODE) { + // These modules will usually be used on Node.js. Load them eagerly to avoid + // the complexity of lazy-loading. + var fs = require('fs'); + var nodePath = require('path'); + scriptDirectory = __dirname + '/'; + // include: node_shell_read.js + readBinary = (filename) => { + // We need to re-wrap `file://` strings to URLs. + filename = isFileURI(filename) ? new URL(filename) : filename; + var ret = fs.readFileSync(filename); + return ret; + }; + readAsync = async (filename, binary = true) => { + // See the comment in the `readBinary` function. + filename = isFileURI(filename) ? new URL(filename) : filename; + var ret = fs.readFileSync(filename, binary ? undefined : 'utf8'); + return ret; + }; + // end include: node_shell_read.js + if (!Module['thisProgram'] && process.argv.length > 1) { + thisProgram = process.argv[1].replace(/\\/g, '/'); + } + arguments_ = process.argv.slice(2); + if (typeof module != 'undefined') { + module['exports'] = Module; + } + quit_ = (status, toThrow) => { + process.exitCode = status; + throw toThrow; + }; + } // Note that this includes Node.js workers when relevant (pthreads is enabled). + // Node.js workers are detected as a combination of ENVIRONMENT_IS_WORKER and + // ENVIRONMENT_IS_NODE. + else { + } + + var out = Module['print'] || console.log.bind(console); + + var err = Module['printErr'] || console.error.bind(console); + + // Merge back in the overrides + Object.assign(Module, moduleOverrides); + + // Free the object hierarchy contained in the overrides, this lets the GC + // reclaim data used. + moduleOverrides = null; + + // Emit code to handle expected values on the Module object. This applies Module.x + // to the proper local x. This has two benefits: first, we only emit it if it is + // expected to arrive, and second, by using a local everywhere else that can be + // minified. + if (Module['arguments']) arguments_ = Module['arguments']; + + if (Module['thisProgram']) thisProgram = Module['thisProgram']; + if (Module['quit']) quit_ = Module['quit']; + + // perform assertions in shell.js after we set up out() and err(), as otherwise if an assertion fails it cannot print the message + // end include: shell.js + // include: preamble.js + // === Preamble library stuff === + // Documentation for the public APIs defined in this file must be updated in: + // site/source/docs/api_reference/preamble.js.rst + // A prebuilt local version of the documentation is available at: + // site/build/text/docs/api_reference/preamble.js.txt + // You can also build docs locally as HTML or other formats in site/ + // An online HTML version (which may be of a different version of Emscripten) + // is up at http://kripken.github.io/emscripten-site/docs/api_reference/preamble.js.html + var wasmBinary = Module['wasmBinary']; + + // end include: base64Utils.js + // Wasm globals + var wasmMemory; + + //======================================== + // Runtime essentials + //======================================== + // whether we are quitting the application. no code should run after this. + // set in exit() and abort() + var ABORT = false; + + // set by exit() and abort(). Passed to 'onExit' handler. + // NOTE: This is also used as the process return code code in shell environments + // but only when noExitRuntime is false. + var EXITSTATUS; + + // In STRICT mode, we only define assert() when ASSERTIONS is set. i.e. we + // don't define it at all in release modes. This matches the behaviour of + // MINIMAL_RUNTIME. + // TODO(sbc): Make this the default even without STRICT enabled. + /** @type {function(*, string=)} */ function assert(condition, text) { + if (!condition) { + // This build was created without ASSERTIONS defined. `assert()` should not + // ever be called in this configuration but in case there are callers in + // the wild leave this simple abort() implementation here for now. + abort(text); + } + } + + // Memory management + var /** @type {!Int8Array} */ HEAP8, + /** @type {!Uint8Array} */ HEAPU8, + /** @type {!Int16Array} */ HEAP16, + /** @type {!Uint16Array} */ HEAPU16, + /** @type {!Int32Array} */ HEAP32, + /** @type {!Uint32Array} */ HEAPU32, + /** @type {!Float32Array} */ HEAPF32, + /** @type {!Float64Array} */ HEAPF64; + + // include: runtime_shared.js + function updateMemoryViews() { + var b = wasmMemory.buffer; + Module['HEAP8'] = HEAP8 = new Int8Array(b); + Module['HEAP16'] = HEAP16 = new Int16Array(b); + Module['HEAPU8'] = HEAPU8 = new Uint8Array(b); + Module['HEAPU16'] = HEAPU16 = new Uint16Array(b); + Module['HEAP32'] = HEAP32 = new Int32Array(b); + Module['HEAPU32'] = HEAPU32 = new Uint32Array(b); + Module['HEAPF32'] = HEAPF32 = new Float32Array(b); + Module['HEAPF64'] = HEAPF64 = new Float64Array(b); + } + + // end include: runtime_shared.js + // include: runtime_stack_check.js + // end include: runtime_stack_check.js + var __ATPRERUN__ = []; + + // functions called before the runtime is initialized + var __ATINIT__ = []; + + // functions called during startup + var __ATEXIT__ = []; + + // functions called during shutdown + var __ATPOSTRUN__ = []; + + // functions called after the main() is called + var runtimeInitialized = false; + + var runtimeExited = false; + + function preRun() { + if (Module['preRun']) { + if (typeof Module['preRun'] == 'function') + Module['preRun'] = [Module['preRun']]; + while (Module['preRun'].length) { + addOnPreRun(Module['preRun'].shift()); + } + } + callRuntimeCallbacks(__ATPRERUN__); + } + + function initRuntime() { + runtimeInitialized = true; + SOCKFS.root = FS.mount(SOCKFS, {}, null); + if (!Module['noFSInit'] && !FS.initialized) FS.init(); + FS.ignorePermissions = false; + TTY.init(); + PIPEFS.root = FS.mount(PIPEFS, {}, null); + callRuntimeCallbacks(__ATINIT__); + } + + function exitRuntime() { + ___funcs_on_exit(); + // Native atexit() functions + callRuntimeCallbacks(__ATEXIT__); + FS.quit(); + TTY.shutdown(); + runtimeExited = true; + } + + function postRun() { + if (Module['postRun']) { + if (typeof Module['postRun'] == 'function') + Module['postRun'] = [Module['postRun']]; + while (Module['postRun'].length) { + addOnPostRun(Module['postRun'].shift()); + } + } + callRuntimeCallbacks(__ATPOSTRUN__); + } + + function addOnPreRun(cb) { + __ATPRERUN__.unshift(cb); + } + + function addOnInit(cb) { + __ATINIT__.unshift(cb); + } + + function addOnPostRun(cb) { + __ATPOSTRUN__.unshift(cb); + } + + // include: runtime_math.js + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/imul + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/fround + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/clz32 + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/trunc + // end include: runtime_math.js + // A counter of dependencies for calling run(). If we need to + // do asynchronous work before running, increment this and + // decrement it. Incrementing must happen in a place like + // Module.preRun (used by emcc to add file preloading). + // Note that you can add dependencies in preRun, even though + // it happens right before run - run will be postponed until + // the dependencies are met. + var runDependencies = 0; + + var dependenciesFulfilled = null; + + // overridden to take different actions when all run dependencies are fulfilled + function getUniqueRunDependency(id) { + return id; + } + + function addRunDependency(id) { + runDependencies++; + Module['monitorRunDependencies']?.(runDependencies); + } + + function removeRunDependency(id) { + runDependencies--; + Module['monitorRunDependencies']?.(runDependencies); + if (runDependencies == 0) { + if (dependenciesFulfilled) { + var callback = dependenciesFulfilled; + dependenciesFulfilled = null; + callback(); + } + } + } + + /** @param {string|number=} what */ function abort(what) { + Module['onAbort']?.(what); + what = 'Aborted(' + what + ')'; + // TODO(sbc): Should we remove printing and leave it up to whoever + // catches the exception? + err(what); + ABORT = true; + what += '. Build with -sASSERTIONS for more info.'; + // Use a wasm runtime error, because a JS error might be seen as a foreign + // exception, which means we'd run destructors on it. We need the error to + // simply make the program stop. + // FIXME This approach does not work in Wasm EH because it currently does not assume + // all RuntimeErrors are from traps; it decides whether a RuntimeError is from + // a trap or not based on a hidden field within the object. So at the moment + // we don't have a way of throwing a wasm trap from JS. TODO Make a JS API that + // allows this in the wasm spec. + // Suppress closure compiler warning here. Closure compiler's builtin extern + // definition for WebAssembly.RuntimeError claims it takes no arguments even + // though it can. + // TODO(https://github.com/google/closure-compiler/pull/3913): Remove if/when upstream closure gets fixed. + // See above, in the meantime, we resort to wasm code for trapping. + // In case abort() is called before the module is initialized, wasmExports + // and its exported '__trap' function is not available, in which case we throw + // a RuntimeError. + // We trap instead of throwing RuntimeError to prevent infinite-looping in + // Wasm EH code (because RuntimeError is considered as a foreign exception and + // caught by 'catch_all'), but in case throwing RuntimeError is fine because + // the module has not even been instantiated, even less running. + if (runtimeInitialized) { + ___trap(); + } + /** @suppress {checkTypes} */ var e = new WebAssembly.RuntimeError( + what + ); + // Throw the error whether or not MODULARIZE is set because abort is used + // in code paths apart from instantiation where an exception is expected + // to be thrown when abort is called. + throw e; + } + + // include: memoryprofiler.js + // end include: memoryprofiler.js + // include: URIUtils.js + // Prefix of data URIs emitted by SINGLE_FILE and related options. + var dataURIPrefix = 'data:application/octet-stream;base64,'; + + /** + * Indicates whether filename is a base64 data URI. + * @noinline + */ var isDataURI = (filename) => filename.startsWith(dataURIPrefix); + + /** + * Indicates whether filename is delivered via file protocol (as opposed to http/https) + * @noinline + */ var isFileURI = (filename) => filename.startsWith('file://'); + + // end include: URIUtils.js + // include: runtime_exceptions.js + // end include: runtime_exceptions.js + function findWasmBinary() { + var f = dependencyFilename; + if (!isDataURI(f)) { + return locateFile(f); + } + return f; + } + + var wasmBinaryFile; + + function getBinarySync(file) { + if (file == wasmBinaryFile && wasmBinary) { + return new Uint8Array(wasmBinary); + } + if (readBinary) { + return readBinary(file); + } + throw 'both async and sync fetching of the wasm failed'; + } + + async function getWasmBinary(binaryFile) { + // If we don't have the binary yet, load it asynchronously using readAsync. + if (!wasmBinary) { + // Fetch the binary using readAsync + try { + var response = await readAsync(binaryFile); + return new Uint8Array(response); + } catch {} + } + // Otherwise, getBinarySync should be able to get it synchronously + return getBinarySync(binaryFile); + } + + async function instantiateArrayBuffer(binaryFile, imports) { + try { + var binary = await getWasmBinary(binaryFile); + var instance = await WebAssembly.instantiate(binary, imports); + return instance; + } catch (reason) { + err(`failed to asynchronously prepare wasm: ${reason}`); + abort(reason); + } + } + + async function instantiateAsync(binary, binaryFile, imports) { + if ( + !binary && + typeof WebAssembly.instantiateStreaming == 'function' && + !isDataURI(binaryFile) && // Avoid instantiateStreaming() on Node.js environment for now, as while + // Node.js v18.1.0 implements it, it does not have a full fetch() + // implementation yet. + // Reference: + // https://github.com/emscripten-core/emscripten/pull/16917 + !ENVIRONMENT_IS_NODE && + typeof fetch == 'function' + ) { + try { + var response = fetch(binaryFile, { + credentials: 'same-origin', + }); + var instantiationResult = + await WebAssembly.instantiateStreaming(response, imports); + return instantiationResult; + } catch (reason) { + // We expect the most common failure cause to be a bad MIME type for the binary, + // in which case falling back to ArrayBuffer instantiation should work. + err(`wasm streaming compile failed: ${reason}`); + err('falling back to ArrayBuffer instantiation'); + } + } + return instantiateArrayBuffer(binaryFile, imports); + } + + function getWasmImports() { + // instrumenting imports is used in asyncify in two ways: to add assertions + // that check for proper import use, and for ASYNCIFY=2 we use them to set up + // the Promise API on the import side. + Asyncify.instrumentWasmImports(wasmImports); + // prepare imports + return { + env: wasmImports, + wasi_snapshot_preview1: wasmImports, + }; + } + + // Create the wasm instance. + // Receives the wasm imports, returns the exports. + async function createWasm() { + // Load the wasm module and create an instance of using native support in the JS engine. + // handle a generated wasm instance, receiving its exports and + // performing other necessary setup + /** @param {WebAssembly.Module=} module*/ function receiveInstance( + instance, + module + ) { + wasmExports = instance.exports; + wasmExports = Asyncify.instrumentWasmExports(wasmExports); + Module['wasmExports'] = wasmExports; + wasmMemory = wasmExports['memory']; + updateMemoryViews(); + wasmTable = wasmExports['__indirect_function_table']; + addOnInit(wasmExports['__wasm_call_ctors']); + removeRunDependency('wasm-instantiate'); + return wasmExports; + } + // wait for the pthread pool (if any) + addRunDependency('wasm-instantiate'); + // Prefer streaming instantiation if available. + function receiveInstantiationResult(result) { + // 'result' is a ResultObject object which has both the module and instance. + // receiveInstance() will swap in the exports (to Module.asm) so they can be called + // TODO: Due to Closure regression https://github.com/google/closure-compiler/issues/3193, the above line no longer optimizes out down to the following line. + // When the regression is fixed, can restore the above PTHREADS-enabled path. + receiveInstance(result['instance']); + } + var info = getWasmImports(); + // User shell pages can write their own Module.instantiateWasm = function(imports, successCallback) callback + // to manually instantiate the Wasm module themselves. This allows pages to + // run the instantiation parallel to any other async startup actions they are + // performing. + // Also pthreads and wasm workers initialize the wasm instance through this + // path. + if (Module['instantiateWasm']) { + try { + return Module['instantiateWasm'](info, receiveInstance); + } catch (e) { + err(`Module.instantiateWasm callback failed with error: ${e}`); + return false; + } + } + wasmBinaryFile ??= findWasmBinary(); + var result = await instantiateAsync(wasmBinary, wasmBinaryFile, info); + receiveInstantiationResult(result); + return result; + } + + // Globals used by JS i64 conversions (see makeSetValue) + var tempDouble; + + var tempI64; + + // include: runtime_debug.js + // end include: runtime_debug.js + // === Body === + function __asyncjs__js_popen_to_file(command, mode, exitCodePtr) { + return Asyncify.handleAsync(async () => { + const returnCallback = (resolver) => new Promise(resolver); + if (!command) return 1; + const cmdstr = UTF8ToString(command); + if (!cmdstr.length) return 0; + const modestr = UTF8ToString(mode); + if (!modestr.length) return 0; + if (modestr === 'w') { + console.error('popen($cmd, "w") is not implemented yet'); + } + return returnCallback(async (wakeUp) => { + let cp; + try { + cp = PHPWASM.spawnProcess(cmdstr, []); + if (cp instanceof Promise) { + cp = await cp; + } + } catch (e) { + console.error(e); + if (e.code === 'SPAWN_UNSUPPORTED') { + return 1; + } + throw e; + } + const outByteArrays = []; + cp.stdout.on('data', function (data) { + outByteArrays.push(data); + }); + const outputPath = '/tmp/popen_output'; + cp.on('exit', function (exitCode) { + const outBytes = new Uint8Array( + outByteArrays.reduce( + (acc, curr) => acc + curr.length, + 0 + ) + ); + let offset = 0; + for (const byteArray of outByteArrays) { + outBytes.set(byteArray, offset); + offset += byteArray.length; + } + FS.writeFile(outputPath, outBytes); + HEAPU8[exitCodePtr] = exitCode; + wakeUp(allocateUTF8OnStack(outputPath)); + }); + }); + }); + } + + __asyncjs__js_popen_to_file.sig = 'iiii'; + + function __asyncjs__wasm_poll_socket(socketd, events, timeout) { + return Asyncify.handleAsync(async () => { + const returnCallback = (resolver) => new Promise(resolver); + const POLLIN = 1; + const POLLPRI = 2; + const POLLOUT = 4; + const POLLERR = 8; + const POLLHUP = 16; + const POLLNVAL = 32; + return returnCallback((wakeUp) => { + const polls = []; + if (socketd in PHPWASM.child_proc_by_fd) { + const procInfo = PHPWASM.child_proc_by_fd[socketd]; + if (procInfo.exited) { + wakeUp(0); + return; + } + polls.push(PHPWASM.awaitEvent(procInfo.stdout, 'data')); + } else if (FS.isSocket(FS.getStream(socketd)?.node.mode)) { + const sock = getSocketFromFD(socketd); + if (!sock) { + wakeUp(0); + return; + } + const lookingFor = new Set(); + if (events & POLLIN || events & POLLPRI) { + if (sock.server) { + for (const client of sock.pending) { + if ((client.recv_queue || []).length > 0) { + wakeUp(1); + return; + } + } + } else if ((sock.recv_queue || []).length > 0) { + wakeUp(1); + return; + } + } + const webSockets = PHPWASM.getAllWebSockets(sock); + if (!webSockets.length) { + wakeUp(0); + return; + } + for (const ws of webSockets) { + if (events & POLLIN || events & POLLPRI) { + polls.push(PHPWASM.awaitData(ws)); + lookingFor.add('POLLIN'); + } + if (events & POLLOUT) { + polls.push(PHPWASM.awaitConnection(ws)); + lookingFor.add('POLLOUT'); + } + if (events & POLLHUP) { + polls.push(PHPWASM.awaitClose(ws)); + lookingFor.add('POLLHUP'); + } + if (events & POLLERR || events & POLLNVAL) { + polls.push(PHPWASM.awaitError(ws)); + lookingFor.add('POLLERR'); + } + } + } else { + setTimeout(function () { + wakeUp(1); + }, timeout); + return; + } + if (polls.length === 0) { + console.warn( + 'Unsupported poll event ' + + events + + ', defaulting to setTimeout().' + ); + setTimeout(function () { + wakeUp(0); + }, timeout); + return; + } + const promises = polls.map(([promise]) => promise); + const clearPolling = () => + polls.forEach(([, clear]) => clear()); + let awaken = false; + let timeoutId; + Promise.race(promises).then(function (results) { + if (!awaken) { + awaken = true; + wakeUp(1); + if (timeoutId) { + clearTimeout(timeoutId); + } + clearPolling(); + } + }); + if (timeout !== -1) { + timeoutId = setTimeout(function () { + if (!awaken) { + awaken = true; + wakeUp(0); + clearPolling(); + } + }, timeout); + } + }); + }); + } + + __asyncjs__wasm_poll_socket.sig = 'iiii'; + + function __asyncjs__js_fd_read(fd, iov, iovcnt, pnum) { + return Asyncify.handleAsync(async () => { + const returnCallback = (resolver) => new Promise(resolver); + if ( + Asyncify?.State?.Normal === undefined || + Asyncify?.state === Asyncify?.State?.Normal + ) { + var returnCode; + var stream; + let num = 0; + try { + stream = SYSCALLS.getStreamFromFD(fd); + const num = doReadv(stream, iov, iovcnt); + HEAPU32[pnum >> 2] = num; + return 0; + } catch (e) { + if ( + typeof FS == 'undefined' || + !(e.name === 'ErrnoError') + ) { + throw e; + } + if ( + e.errno !== 6 || + !(stream?.fd in PHPWASM.child_proc_by_fd) + ) { + HEAPU32[pnum >> 2] = 0; + return returnCode; + } + } + } + return returnCallback((wakeUp) => { + var retries = 0; + var interval = 50; + var timeout = 5e3; + var maxRetries = timeout / interval; + function poll() { + var returnCode; + var stream; + let num; + try { + stream = SYSCALLS.getStreamFromFD(fd); + num = doReadv(stream, iov, iovcnt); + returnCode = 0; + } catch (e) { + if ( + typeof FS == 'undefined' || + !(e.name === 'ErrnoError') + ) { + console.error(e); + throw e; + } + returnCode = e.errno; + } + const success = returnCode === 0; + const failure = + ++retries > maxRetries || + !(fd in PHPWASM.child_proc_by_fd) || + PHPWASM.child_proc_by_fd[fd]?.exited || + FS.isClosed(stream); + if (success) { + HEAPU32[pnum >> 2] = num; + wakeUp(0); + } else if (failure) { + HEAPU32[pnum >> 2] = 0; + wakeUp(returnCode === 6 ? 0 : returnCode); + } else { + setTimeout(poll, interval); + } + } + poll(); + }); + }); + } + + __asyncjs__js_fd_read.sig = 'iiiii'; + + function __asyncjs__js_module_onMessage(data, response_buffer) { + return Asyncify.handleAsync(async () => { + if (Module['onMessage']) { + const dataStr = UTF8ToString(data); + return Module['onMessage'](dataStr) + .then((response) => { + const responseBytes = + typeof response === 'string' + ? new TextEncoder().encode(response) + : response; + const responseSize = responseBytes.byteLength; + const responsePtr = _malloc(responseSize + 1); + HEAPU8.set(responseBytes, responsePtr); + HEAPU8[responsePtr + responseSize] = 0; + HEAPU8[response_buffer] = responsePtr; + HEAPU8[response_buffer + 1] = responsePtr >> 8; + HEAPU8[response_buffer + 2] = responsePtr >> 16; + HEAPU8[response_buffer + 3] = responsePtr >> 24; + return responseSize; + }) + .catch((e) => { + console.error(e); + return -1; + }); + } + }); + } + + __asyncjs__js_module_onMessage.sig = 'iii'; + + // end include: preamble.js + class ExitStatus { + name = 'ExitStatus'; + constructor(status) { + this.message = `Program terminated with exit(${status})`; + this.status = status; + } + } + ExitStatus = class PHPExitStatus extends Error { + constructor(status) { + super(status); + this.name = 'ExitStatus'; + this.message = 'Program terminated with exit(' + status + ')'; + this.status = status; + } + }; + + var callRuntimeCallbacks = (callbacks) => { + while (callbacks.length > 0) { + // Pass the module as the first argument. + callbacks.shift()(Module); + } + }; + + var noExitRuntime = Module['noExitRuntime'] || false; + + /** @type {function(...*):?} */ function _SharpYuvConvert() { + abort('missing function: SharpYuvConvert'); + } + + _SharpYuvConvert.stub = true; + + /** @type {function(...*):?} */ function _SharpYuvGetConversionMatrix() { + abort('missing function: SharpYuvGetConversionMatrix'); + } + + _SharpYuvGetConversionMatrix.stub = true; + + /** @type {function(...*):?} */ function _SharpYuvInit() { + abort('missing function: SharpYuvInit'); + } + + _SharpYuvInit.stub = true; + + var UTF8Decoder = + typeof TextDecoder != 'undefined' ? new TextDecoder() : undefined; + + /** + * Given a pointer 'idx' to a null-terminated UTF8-encoded string in the given + * array that contains uint8 values, returns a copy of that string as a + * Javascript String object. + * heapOrArray is either a regular array, or a JavaScript typed array view. + * @param {number=} idx + * @param {number=} maxBytesToRead + * @return {string} + */ var UTF8ArrayToString = ( + heapOrArray, + idx = 0, + maxBytesToRead = NaN + ) => { + var endIdx = idx + maxBytesToRead; + var endPtr = idx; + // TextDecoder needs to know the byte length in advance, it doesn't stop on + // null terminator by itself. Also, use the length info to avoid running tiny + // strings through TextDecoder, since .subarray() allocates garbage. + // (As a tiny code save trick, compare endPtr against endIdx using a negation, + // so that undefined/NaN means Infinity) + while (heapOrArray[endPtr] && !(endPtr >= endIdx)) ++endPtr; + if (endPtr - idx > 16 && heapOrArray.buffer && UTF8Decoder) { + return UTF8Decoder.decode(heapOrArray.subarray(idx, endPtr)); + } + var str = ''; + // If building with TextDecoder, we have already computed the string length + // above, so test loop end condition against that + while (idx < endPtr) { + // For UTF8 byte structure, see: + // http://en.wikipedia.org/wiki/UTF-8#Description + // https://www.ietf.org/rfc/rfc2279.txt + // https://tools.ietf.org/html/rfc3629 + var u0 = heapOrArray[idx++]; + if (!(u0 & 128)) { + str += String.fromCharCode(u0); + continue; + } + var u1 = heapOrArray[idx++] & 63; + if ((u0 & 224) == 192) { + str += String.fromCharCode(((u0 & 31) << 6) | u1); + continue; + } + var u2 = heapOrArray[idx++] & 63; + if ((u0 & 240) == 224) { + u0 = ((u0 & 15) << 12) | (u1 << 6) | u2; + } else { + u0 = + ((u0 & 7) << 18) | + (u1 << 12) | + (u2 << 6) | + (heapOrArray[idx++] & 63); + } + if (u0 < 65536) { + str += String.fromCharCode(u0); + } else { + var ch = u0 - 65536; + str += String.fromCharCode( + 55296 | (ch >> 10), + 56320 | (ch & 1023) + ); + } + } + return str; + }; + + /** + * Given a pointer 'ptr' to a null-terminated UTF8-encoded string in the + * emscripten HEAP, returns a copy of that string as a Javascript String object. + * + * @param {number} ptr + * @param {number=} maxBytesToRead - An optional length that specifies the + * maximum number of bytes to read. You can omit this parameter to scan the + * string until the first 0 byte. If maxBytesToRead is passed, and the string + * at [ptr, ptr+maxBytesToReadr[ contains a null byte in the middle, then the + * string will cut short at that byte index (i.e. maxBytesToRead will not + * produce a string of exact length [ptr, ptr+maxBytesToRead[) N.B. mixing + * frequent uses of UTF8ToString() with and without maxBytesToRead may throw + * JS JIT optimizations off, so it is worth to consider consistently using one + * @return {string} + */ var UTF8ToString = (ptr, maxBytesToRead) => + ptr ? UTF8ArrayToString(HEAPU8, ptr, maxBytesToRead) : ''; + + Module['UTF8ToString'] = UTF8ToString; + + var ___assert_fail = (condition, filename, line, func) => + abort( + `Assertion failed: ${UTF8ToString(condition)}, at: ` + + [ + filename ? UTF8ToString(filename) : 'unknown filename', + line, + func ? UTF8ToString(func) : 'unknown function', + ] + ); + + var wasmTableMirror = []; + + /** @type {WebAssembly.Table} */ var wasmTable; + + var getWasmTableEntry = (funcPtr) => { + var func = wasmTableMirror[funcPtr]; + if (!func) { + if (funcPtr >= wasmTableMirror.length) + wasmTableMirror.length = funcPtr + 1; + /** @suppress {checkTypes} */ wasmTableMirror[funcPtr] = func = + wasmTable.get(funcPtr); + if (Asyncify.isAsyncExport(func)) { + wasmTableMirror[funcPtr] = func = + Asyncify.makeAsyncFunction(func); + } + } + return func; + }; + + var ___call_sighandler = (fp, sig) => getWasmTableEntry(fp)(sig); + + var initRandomFill = () => { + if ( + typeof crypto == 'object' && + typeof crypto['getRandomValues'] == 'function' + ) { + // for modern web browsers + return (view) => crypto.getRandomValues(view); + } else if (ENVIRONMENT_IS_NODE) { + // for nodejs with or without crypto support included + try { + var crypto_module = require('crypto'); + var randomFillSync = crypto_module['randomFillSync']; + if (randomFillSync) { + // nodejs with LTS crypto support + return (view) => crypto_module['randomFillSync'](view); + } + // very old nodejs with the original crypto API + var randomBytes = crypto_module['randomBytes']; + return (view) => ( + view.set(randomBytes(view.byteLength)), // Return the original view to match modern native implementations. + view + ); + } catch (e) {} + } + // we couldn't find a proper implementation, as Math.random() is not suitable for /dev/random, see emscripten-core/emscripten/pull/7096 + abort('initRandomDevice'); + }; + + var randomFill = (view) => (randomFill = initRandomFill())(view); + + var PATH = { + isAbs: (path) => path.charAt(0) === '/', + splitPath: (filename) => { + var splitPathRe = + /^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/; + return splitPathRe.exec(filename).slice(1); + }, + normalizeArray: (parts, allowAboveRoot) => { + // if the path tries to go above the root, `up` ends up > 0 + var up = 0; + for (var i = parts.length - 1; i >= 0; i--) { + var last = parts[i]; + if (last === '.') { + parts.splice(i, 1); + } else if (last === '..') { + parts.splice(i, 1); + up++; + } else if (up) { + parts.splice(i, 1); + up--; + } + } + // if the path is allowed to go above the root, restore leading ..s + if (allowAboveRoot) { + for (; up; up--) { + parts.unshift('..'); + } + } + return parts; + }, + normalize: (path) => { + var isAbsolute = PATH.isAbs(path), + trailingSlash = path.substr(-1) === '/'; + // Normalize the path + path = PATH.normalizeArray( + path.split('/').filter((p) => !!p), + !isAbsolute + ).join('/'); + if (!path && !isAbsolute) { + path = '.'; + } + if (path && trailingSlash) { + path += '/'; + } + return (isAbsolute ? '/' : '') + path; + }, + dirname: (path) => { + var result = PATH.splitPath(path), + root = result[0], + dir = result[1]; + if (!root && !dir) { + // No dirname whatsoever + return '.'; + } + if (dir) { + // It has a dirname, strip trailing slash + dir = dir.substr(0, dir.length - 1); + } + return root + dir; + }, + basename: (path) => { + // EMSCRIPTEN return '/'' for '/', not an empty string + if (path === '/') return '/'; + path = PATH.normalize(path); + path = path.replace(/\/$/, ''); + var lastSlash = path.lastIndexOf('/'); + if (lastSlash === -1) return path; + return path.substr(lastSlash + 1); + }, + join: (...paths) => PATH.normalize(paths.join('/')), + join2: (l, r) => PATH.normalize(l + '/' + r), + }; + + var PATH_FS = { + resolve: (...args) => { + var resolvedPath = '', + resolvedAbsolute = false; + for (var i = args.length - 1; i >= -1 && !resolvedAbsolute; i--) { + var path = i >= 0 ? args[i] : FS.cwd(); + // Skip empty and invalid entries + if (typeof path != 'string') { + throw new TypeError( + 'Arguments to path.resolve must be strings' + ); + } else if (!path) { + return ''; + } + // an invalid portion invalidates the whole thing + resolvedPath = path + '/' + resolvedPath; + resolvedAbsolute = PATH.isAbs(path); + } + // At this point the path should be resolved to a full absolute path, but + // handle relative paths to be safe (might happen when process.cwd() fails) + resolvedPath = PATH.normalizeArray( + resolvedPath.split('/').filter((p) => !!p), + !resolvedAbsolute + ).join('/'); + return (resolvedAbsolute ? '/' : '') + resolvedPath || '.'; + }, + relative: (from, to) => { + from = PATH_FS.resolve(from).substr(1); + to = PATH_FS.resolve(to).substr(1); + function trim(arr) { + var start = 0; + for (; start < arr.length; start++) { + if (arr[start] !== '') break; + } + var end = arr.length - 1; + for (; end >= 0; end--) { + if (arr[end] !== '') break; + } + if (start > end) return []; + return arr.slice(start, end - start + 1); + } + var fromParts = trim(from.split('/')); + var toParts = trim(to.split('/')); + var length = Math.min(fromParts.length, toParts.length); + var samePartsLength = length; + for (var i = 0; i < length; i++) { + if (fromParts[i] !== toParts[i]) { + samePartsLength = i; + break; + } + } + var outputParts = []; + for (var i = samePartsLength; i < fromParts.length; i++) { + outputParts.push('..'); + } + outputParts = outputParts.concat(toParts.slice(samePartsLength)); + return outputParts.join('/'); + }, + }; + + var FS_stdin_getChar_buffer = []; + + var lengthBytesUTF8 = (str) => { + var len = 0; + for (var i = 0; i < str.length; ++i) { + // Gotcha: charCodeAt returns a 16-bit word that is a UTF-16 encoded code + // unit, not a Unicode code point of the character! So decode + // UTF16->UTF32->UTF8. + // See http://unicode.org/faq/utf_bom.html#utf16-3 + var c = str.charCodeAt(i); + // possibly a lead surrogate + if (c <= 127) { + len++; + } else if (c <= 2047) { + len += 2; + } else if (c >= 55296 && c <= 57343) { + len += 4; + ++i; + } else { + len += 3; + } + } + return len; + }; + + Module['lengthBytesUTF8'] = lengthBytesUTF8; + + var stringToUTF8Array = (str, heap, outIdx, maxBytesToWrite) => { + // Parameter maxBytesToWrite is not optional. Negative values, 0, null, + // undefined and false each don't write out any bytes. + if (!(maxBytesToWrite > 0)) return 0; + var startIdx = outIdx; + var endIdx = outIdx + maxBytesToWrite - 1; + // -1 for string null terminator. + for (var i = 0; i < str.length; ++i) { + // Gotcha: charCodeAt returns a 16-bit word that is a UTF-16 encoded code + // unit, not a Unicode code point of the character! So decode + // UTF16->UTF32->UTF8. + // See http://unicode.org/faq/utf_bom.html#utf16-3 + // For UTF8 byte structure, see http://en.wikipedia.org/wiki/UTF-8#Description + // and https://www.ietf.org/rfc/rfc2279.txt + // and https://tools.ietf.org/html/rfc3629 + var u = str.charCodeAt(i); + // possibly a lead surrogate + if (u >= 55296 && u <= 57343) { + var u1 = str.charCodeAt(++i); + u = (65536 + ((u & 1023) << 10)) | (u1 & 1023); + } + if (u <= 127) { + if (outIdx >= endIdx) break; + heap[outIdx++] = u; + } else if (u <= 2047) { + if (outIdx + 1 >= endIdx) break; + heap[outIdx++] = 192 | (u >> 6); + heap[outIdx++] = 128 | (u & 63); + } else if (u <= 65535) { + if (outIdx + 2 >= endIdx) break; + heap[outIdx++] = 224 | (u >> 12); + heap[outIdx++] = 128 | ((u >> 6) & 63); + heap[outIdx++] = 128 | (u & 63); + } else { + if (outIdx + 3 >= endIdx) break; + heap[outIdx++] = 240 | (u >> 18); + heap[outIdx++] = 128 | ((u >> 12) & 63); + heap[outIdx++] = 128 | ((u >> 6) & 63); + heap[outIdx++] = 128 | (u & 63); + } + } + // Null-terminate the pointer to the buffer. + heap[outIdx] = 0; + return outIdx - startIdx; + }; + + /** @type {function(string, boolean=, number=)} */ function intArrayFromString( + stringy, + dontAddNull, + length + ) { + var len = length > 0 ? length : lengthBytesUTF8(stringy) + 1; + var u8array = new Array(len); + var numBytesWritten = stringToUTF8Array( + stringy, + u8array, + 0, + u8array.length + ); + if (dontAddNull) u8array.length = numBytesWritten; + return u8array; + } + + var FS_stdin_getChar = () => { + if (!FS_stdin_getChar_buffer.length) { + var result = null; + if (ENVIRONMENT_IS_NODE) { + // we will read data by chunks of BUFSIZE + var BUFSIZE = 256; + var buf = Buffer.alloc(BUFSIZE); + var bytesRead = 0; + // For some reason we must suppress a closure warning here, even though + // fd definitely exists on process.stdin, and is even the proper way to + // get the fd of stdin, + // https://github.com/nodejs/help/issues/2136#issuecomment-523649904 + // This started to happen after moving this logic out of library_tty.js, + // so it is related to the surrounding code in some unclear manner. + /** @suppress {missingProperties} */ var fd = process.stdin.fd; + try { + bytesRead = fs.readSync(fd, buf, 0, BUFSIZE); + } catch (e) { + // Cross-platform differences: on Windows, reading EOF throws an + // exception, but on other OSes, reading EOF returns 0. Uniformize + // behavior by treating the EOF exception to return 0. + if (e.toString().includes('EOF')) bytesRead = 0; + else throw e; + } + if (bytesRead > 0) { + result = buf.slice(0, bytesRead).toString('utf-8'); + } + } else { + } + if (!result) { + return null; + } + FS_stdin_getChar_buffer = intArrayFromString(result, true); + } + return FS_stdin_getChar_buffer.shift(); + }; + + var TTY = { + ttys: [], + init() {}, + // https://github.com/emscripten-core/emscripten/pull/1555 + // if (ENVIRONMENT_IS_NODE) { + // // currently, FS.init does not distinguish if process.stdin is a file or TTY + // // device, it always assumes it's a TTY device. because of this, we're forcing + // // process.stdin to UTF8 encoding to at least make stdin reading compatible + // // with text files until FS.init can be refactored. + // process.stdin.setEncoding('utf8'); + // } + shutdown() {}, + // https://github.com/emscripten-core/emscripten/pull/1555 + // if (ENVIRONMENT_IS_NODE) { + // // inolen: any idea as to why node -e 'process.stdin.read()' wouldn't exit immediately (with process.stdin being a tty)? + // // isaacs: because now it's reading from the stream, you've expressed interest in it, so that read() kicks off a _read() which creates a ReadReq operation + // // inolen: I thought read() in that case was a synchronous operation that just grabbed some amount of buffered data if it exists? + // // isaacs: it is. but it also triggers a _read() call, which calls readStart() on the handle + // // isaacs: do process.stdin.pause() and i'd think it'd probably close the pending call + // process.stdin.pause(); + // } + register(dev, ops) { + TTY.ttys[dev] = { + input: [], + output: [], + ops, + }; + FS.registerDevice(dev, TTY.stream_ops); + }, + stream_ops: { + open(stream) { + var tty = TTY.ttys[stream.node.rdev]; + if (!tty) { + throw new FS.ErrnoError(43); + } + stream.tty = tty; + stream.seekable = false; + }, + close(stream) { + // flush any pending line data + stream.tty.ops.fsync(stream.tty); + }, + fsync(stream) { + stream.tty.ops.fsync(stream.tty); + }, + read(stream, buffer, offset, length, pos) { + /* ignored */ if (!stream.tty || !stream.tty.ops.get_char) { + throw new FS.ErrnoError(60); + } + var bytesRead = 0; + for (var i = 0; i < length; i++) { + var result; + try { + result = stream.tty.ops.get_char(stream.tty); + } catch (e) { + throw new FS.ErrnoError(29); + } + if (result === undefined && bytesRead === 0) { + throw new FS.ErrnoError(6); + } + if (result === null || result === undefined) break; + bytesRead++; + buffer[offset + i] = result; + } + if (bytesRead) { + stream.node.atime = Date.now(); + } + return bytesRead; + }, + write(stream, buffer, offset, length, pos) { + if (!stream.tty || !stream.tty.ops.put_char) { + throw new FS.ErrnoError(60); + } + try { + for (var i = 0; i < length; i++) { + stream.tty.ops.put_char(stream.tty, buffer[offset + i]); + } + } catch (e) { + throw new FS.ErrnoError(29); + } + if (length) { + stream.node.mtime = stream.node.ctime = Date.now(); + } + return i; + }, + }, + default_tty_ops: { + get_char(tty) { + return FS_stdin_getChar(); + }, + put_char(tty, val) { + if (val === null || val === 10) { + out(UTF8ArrayToString(tty.output)); + tty.output = []; + } else { + if (val != 0) tty.output.push(val); + } + }, + // val == 0 would cut text output off in the middle. + fsync(tty) { + if (tty.output && tty.output.length > 0) { + out(UTF8ArrayToString(tty.output)); + tty.output = []; + } + }, + ioctl_tcgets(tty) { + // typical setting + return { + c_iflag: 25856, + c_oflag: 5, + c_cflag: 191, + c_lflag: 35387, + c_cc: [ + 3, 28, 127, 21, 4, 0, 1, 0, 17, 19, 26, 0, 18, 15, 23, + 22, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + ], + }; + }, + ioctl_tcsets(tty, optional_actions, data) { + // currently just ignore + return 0; + }, + ioctl_tiocgwinsz(tty) { + return [24, 80]; + }, + }, + default_tty1_ops: { + put_char(tty, val) { + if (val === null || val === 10) { + err(UTF8ArrayToString(tty.output)); + tty.output = []; + } else { + if (val != 0) tty.output.push(val); + } + }, + fsync(tty) { + if (tty.output && tty.output.length > 0) { + err(UTF8ArrayToString(tty.output)); + tty.output = []; + } + }, + }, + }; + + var zeroMemory = (address, size) => { + HEAPU8.fill(0, address, address + size); + }; + + var alignMemory = (size, alignment) => + Math.ceil(size / alignment) * alignment; + + var mmapAlloc = (size) => { + size = alignMemory(size, 65536); + var ptr = _emscripten_builtin_memalign(65536, size); + if (ptr) zeroMemory(ptr, size); + return ptr; + }; + + var MEMFS = { + ops_table: null, + mount(mount) { + return MEMFS.createNode(null, '/', 16895, 0); + }, + createNode(parent, name, mode, dev) { + if (FS.isBlkdev(mode) || FS.isFIFO(mode)) { + // no supported + throw new FS.ErrnoError(63); + } + MEMFS.ops_table ||= { + dir: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + lookup: MEMFS.node_ops.lookup, + mknod: MEMFS.node_ops.mknod, + rename: MEMFS.node_ops.rename, + unlink: MEMFS.node_ops.unlink, + rmdir: MEMFS.node_ops.rmdir, + readdir: MEMFS.node_ops.readdir, + symlink: MEMFS.node_ops.symlink, + }, + stream: { + llseek: MEMFS.stream_ops.llseek, + }, + }, + file: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + }, + stream: { + llseek: MEMFS.stream_ops.llseek, + read: MEMFS.stream_ops.read, + write: MEMFS.stream_ops.write, + allocate: MEMFS.stream_ops.allocate, + mmap: MEMFS.stream_ops.mmap, + msync: MEMFS.stream_ops.msync, + }, + }, + link: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + readlink: MEMFS.node_ops.readlink, + }, + stream: {}, + }, + chrdev: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + }, + stream: FS.chrdev_stream_ops, + }, + }; + var node = FS.createNode(parent, name, mode, dev); + if (FS.isDir(node.mode)) { + node.node_ops = MEMFS.ops_table.dir.node; + node.stream_ops = MEMFS.ops_table.dir.stream; + node.contents = {}; + } else if (FS.isFile(node.mode)) { + node.node_ops = MEMFS.ops_table.file.node; + node.stream_ops = MEMFS.ops_table.file.stream; + node.usedBytes = 0; + // The actual number of bytes used in the typed array, as opposed to contents.length which gives the whole capacity. + // When the byte data of the file is populated, this will point to either a typed array, or a normal JS array. Typed arrays are preferred + // for performance, and used by default. However, typed arrays are not resizable like normal JS arrays are, so there is a small disk size + // penalty involved for appending file writes that continuously grow a file similar to std::vector capacity vs used -scheme. + node.contents = null; + } else if (FS.isLink(node.mode)) { + node.node_ops = MEMFS.ops_table.link.node; + node.stream_ops = MEMFS.ops_table.link.stream; + } else if (FS.isChrdev(node.mode)) { + node.node_ops = MEMFS.ops_table.chrdev.node; + node.stream_ops = MEMFS.ops_table.chrdev.stream; + } + node.atime = node.mtime = node.ctime = Date.now(); + // add the new node to the parent + if (parent) { + parent.contents[name] = node; + parent.atime = parent.mtime = parent.ctime = node.atime; + } + return node; + }, + getFileDataAsTypedArray(node) { + if (!node.contents) return new Uint8Array(0); + if (node.contents.subarray) + return node.contents.subarray(0, node.usedBytes); + // Make sure to not return excess unused bytes. + return new Uint8Array(node.contents); + }, + expandFileStorage(node, newCapacity) { + var prevCapacity = node.contents ? node.contents.length : 0; + if (prevCapacity >= newCapacity) return; + // No need to expand, the storage was already large enough. + // Don't expand strictly to the given requested limit if it's only a very small increase, but instead geometrically grow capacity. + // For small filesizes (<1MB), perform size*2 geometric increase, but for large sizes, do a much more conservative size*1.125 increase to + // avoid overshooting the allocation cap by a very large margin. + var CAPACITY_DOUBLING_MAX = 1024 * 1024; + newCapacity = Math.max( + newCapacity, + (prevCapacity * + (prevCapacity < CAPACITY_DOUBLING_MAX ? 2 : 1.125)) >>> + 0 + ); + if (prevCapacity != 0) newCapacity = Math.max(newCapacity, 256); + // At minimum allocate 256b for each file when expanding. + var oldContents = node.contents; + node.contents = new Uint8Array(newCapacity); + // Allocate new storage. + if (node.usedBytes > 0) + node.contents.set(oldContents.subarray(0, node.usedBytes), 0); + }, + // Copy old data over to the new storage. + resizeFileStorage(node, newSize) { + if (node.usedBytes == newSize) return; + if (newSize == 0) { + node.contents = null; + // Fully decommit when requesting a resize to zero. + node.usedBytes = 0; + } else { + var oldContents = node.contents; + node.contents = new Uint8Array(newSize); + // Allocate new storage. + if (oldContents) { + node.contents.set( + oldContents.subarray( + 0, + Math.min(newSize, node.usedBytes) + ) + ); + } + // Copy old data over to the new storage. + node.usedBytes = newSize; + } + }, + node_ops: { + getattr(node) { + var attr = {}; + // device numbers reuse inode numbers. + attr.dev = FS.isChrdev(node.mode) ? node.id : 1; + attr.ino = node.id; + attr.mode = node.mode; + attr.nlink = 1; + attr.uid = 0; + attr.gid = 0; + attr.rdev = node.rdev; + if (FS.isDir(node.mode)) { + attr.size = 4096; + } else if (FS.isFile(node.mode)) { + attr.size = node.usedBytes; + } else if (FS.isLink(node.mode)) { + attr.size = node.link.length; + } else { + attr.size = 0; + } + attr.atime = new Date(node.atime); + attr.mtime = new Date(node.mtime); + attr.ctime = new Date(node.ctime); + // NOTE: In our implementation, st_blocks = Math.ceil(st_size/st_blksize), + // but this is not required by the standard. + attr.blksize = 4096; + attr.blocks = Math.ceil(attr.size / attr.blksize); + return attr; + }, + setattr(node, attr) { + for (const key of ['mode', 'atime', 'mtime', 'ctime']) { + if (attr[key]) { + node[key] = attr[key]; + } + } + if (attr.size !== undefined) { + MEMFS.resizeFileStorage(node, attr.size); + } + }, + lookup(parent, name) { + throw MEMFS.doesNotExistError; + }, + mknod(parent, name, mode, dev) { + return MEMFS.createNode(parent, name, mode, dev); + }, + rename(old_node, new_dir, new_name) { + var new_node; + try { + new_node = FS.lookupNode(new_dir, new_name); + } catch (e) {} + if (new_node) { + if (FS.isDir(old_node.mode)) { + // if we're overwriting a directory at new_name, make sure it's empty. + for (var i in new_node.contents) { + throw new FS.ErrnoError(55); + } + } + FS.hashRemoveNode(new_node); + } + // do the internal rewiring + delete old_node.parent.contents[old_node.name]; + new_dir.contents[new_name] = old_node; + old_node.name = new_name; + new_dir.ctime = + new_dir.mtime = + old_node.parent.ctime = + old_node.parent.mtime = + Date.now(); + }, + unlink(parent, name) { + delete parent.contents[name]; + parent.ctime = parent.mtime = Date.now(); + }, + rmdir(parent, name) { + var node = FS.lookupNode(parent, name); + for (var i in node.contents) { + throw new FS.ErrnoError(55); + } + delete parent.contents[name]; + parent.ctime = parent.mtime = Date.now(); + }, + readdir(node) { + return ['.', '..', ...Object.keys(node.contents)]; + }, + symlink(parent, newname, oldpath) { + var node = MEMFS.createNode(parent, newname, 511 | 40960, 0); + node.link = oldpath; + return node; + }, + readlink(node) { + if (!FS.isLink(node.mode)) { + throw new FS.ErrnoError(28); + } + return node.link; + }, + }, + stream_ops: { + read(stream, buffer, offset, length, position) { + var contents = stream.node.contents; + if (position >= stream.node.usedBytes) return 0; + var size = Math.min(stream.node.usedBytes - position, length); + if (size > 8 && contents.subarray) { + // non-trivial, and typed array + buffer.set( + contents.subarray(position, position + size), + offset + ); + } else { + for (var i = 0; i < size; i++) + buffer[offset + i] = contents[position + i]; + } + return size; + }, + write(stream, buffer, offset, length, position, canOwn) { + // If the buffer is located in main memory (HEAP), and if + // memory can grow, we can't hold on to references of the + // memory buffer, as they may get invalidated. That means we + // need to do copy its contents. + if (buffer.buffer === HEAP8.buffer) { + canOwn = false; + } + if (!length) return 0; + var node = stream.node; + node.mtime = node.ctime = Date.now(); + if ( + buffer.subarray && + (!node.contents || node.contents.subarray) + ) { + // This write is from a typed array to a typed array? + if (canOwn) { + node.contents = buffer.subarray( + offset, + offset + length + ); + node.usedBytes = length; + return length; + } else if (node.usedBytes === 0 && position === 0) { + // If this is a simple first write to an empty file, do a fast set since we don't need to care about old data. + node.contents = buffer.slice(offset, offset + length); + node.usedBytes = length; + return length; + } else if (position + length <= node.usedBytes) { + // Writing to an already allocated and used subrange of the file? + node.contents.set( + buffer.subarray(offset, offset + length), + position + ); + return length; + } + } + // Appending to an existing file and we need to reallocate, or source data did not come as a typed array. + MEMFS.expandFileStorage(node, position + length); + if (node.contents.subarray && buffer.subarray) { + // Use typed array write which is available. + node.contents.set( + buffer.subarray(offset, offset + length), + position + ); + } else { + for (var i = 0; i < length; i++) { + node.contents[position + i] = buffer[offset + i]; + } + } + node.usedBytes = Math.max(node.usedBytes, position + length); + return length; + }, + llseek(stream, offset, whence) { + var position = offset; + if (whence === 1) { + position += stream.position; + } else if (whence === 2) { + if (FS.isFile(stream.node.mode)) { + position += stream.node.usedBytes; + } + } + if (position < 0) { + throw new FS.ErrnoError(28); + } + return position; + }, + allocate(stream, offset, length) { + MEMFS.expandFileStorage(stream.node, offset + length); + stream.node.usedBytes = Math.max( + stream.node.usedBytes, + offset + length + ); + }, + mmap(stream, length, position, prot, flags) { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + var ptr; + var allocated; + var contents = stream.node.contents; + // Only make a new copy when MAP_PRIVATE is specified. + if ( + !(flags & 2) && + contents && + contents.buffer === HEAP8.buffer + ) { + // We can't emulate MAP_SHARED when the file is not backed by the + // buffer we're mapping to (e.g. the HEAP buffer). + allocated = false; + ptr = contents.byteOffset; + } else { + allocated = true; + ptr = mmapAlloc(length); + if (!ptr) { + throw new FS.ErrnoError(48); + } + if (contents) { + // Try to avoid unnecessary slices. + if ( + position > 0 || + position + length < contents.length + ) { + if (contents.subarray) { + contents = contents.subarray( + position, + position + length + ); + } else { + contents = Array.prototype.slice.call( + contents, + position, + position + length + ); + } + } + HEAP8.set(contents, ptr); + } + } + return { + ptr, + allocated, + }; + }, + msync(stream, buffer, offset, length, mmapFlags) { + MEMFS.stream_ops.write( + stream, + buffer, + 0, + length, + offset, + false + ); + // should we check if bytesWritten and length are the same? + return 0; + }, + }, + }; + + var asyncLoad = async (url) => { + var arrayBuffer = await readAsync(url); + return new Uint8Array(arrayBuffer); + }; + + asyncLoad.isAsync = true; + + var FS_createDataFile = ( + parent, + name, + fileData, + canRead, + canWrite, + canOwn + ) => { + FS.createDataFile(parent, name, fileData, canRead, canWrite, canOwn); + }; + + var preloadPlugins = Module['preloadPlugins'] || []; + + var FS_handledByPreloadPlugin = (byteArray, fullname, finish, onerror) => { + // Ensure plugins are ready. + if (typeof Browser != 'undefined') Browser.init(); + var handled = false; + preloadPlugins.forEach((plugin) => { + if (handled) return; + if (plugin['canHandle'](fullname)) { + plugin['handle'](byteArray, fullname, finish, onerror); + handled = true; + } + }); + return handled; + }; + + var FS_createPreloadedFile = ( + parent, + name, + url, + canRead, + canWrite, + onload, + onerror, + dontCreateFile, + canOwn, + preFinish + ) => { + // TODO we should allow people to just pass in a complete filename instead + // of parent and name being that we just join them anyways + var fullname = name + ? PATH_FS.resolve(PATH.join2(parent, name)) + : parent; + var dep = getUniqueRunDependency(`cp ${fullname}`); + // might have several active requests for the same fullname + function processData(byteArray) { + function finish(byteArray) { + preFinish?.(); + if (!dontCreateFile) { + FS_createDataFile( + parent, + name, + byteArray, + canRead, + canWrite, + canOwn + ); + } + onload?.(); + removeRunDependency(dep); + } + if ( + FS_handledByPreloadPlugin(byteArray, fullname, finish, () => { + onerror?.(); + removeRunDependency(dep); + }) + ) { + return; + } + finish(byteArray); + } + addRunDependency(dep); + if (typeof url == 'string') { + asyncLoad(url).then(processData, onerror); + } else { + processData(url); + } + }; + + var FS_modeStringToFlags = (str) => { + var flagModes = { + r: 0, + 'r+': 2, + w: 512 | 64 | 1, + 'w+': 512 | 64 | 2, + a: 1024 | 64 | 1, + 'a+': 1024 | 64 | 2, + }; + var flags = flagModes[str]; + if (typeof flags == 'undefined') { + throw new Error(`Unknown file open mode: ${str}`); + } + return flags; + }; + + var FS_getMode = (canRead, canWrite) => { + var mode = 0; + if (canRead) mode |= 292 | 73; + if (canWrite) mode |= 146; + return mode; + }; + + var ERRNO_CODES = { + EPERM: 63, + ENOENT: 44, + ESRCH: 71, + EINTR: 27, + EIO: 29, + ENXIO: 60, + E2BIG: 1, + ENOEXEC: 45, + EBADF: 8, + ECHILD: 12, + EAGAIN: 6, + EWOULDBLOCK: 6, + ENOMEM: 48, + EACCES: 2, + EFAULT: 21, + ENOTBLK: 105, + EBUSY: 10, + EEXIST: 20, + EXDEV: 75, + ENODEV: 43, + ENOTDIR: 54, + EISDIR: 31, + EINVAL: 28, + ENFILE: 41, + EMFILE: 33, + ENOTTY: 59, + ETXTBSY: 74, + EFBIG: 22, + ENOSPC: 51, + ESPIPE: 70, + EROFS: 69, + EMLINK: 34, + EPIPE: 64, + EDOM: 18, + ERANGE: 68, + ENOMSG: 49, + EIDRM: 24, + ECHRNG: 106, + EL2NSYNC: 156, + EL3HLT: 107, + EL3RST: 108, + ELNRNG: 109, + EUNATCH: 110, + ENOCSI: 111, + EL2HLT: 112, + EDEADLK: 16, + ENOLCK: 46, + EBADE: 113, + EBADR: 114, + EXFULL: 115, + ENOANO: 104, + EBADRQC: 103, + EBADSLT: 102, + EDEADLOCK: 16, + EBFONT: 101, + ENOSTR: 100, + ENODATA: 116, + ETIME: 117, + ENOSR: 118, + ENONET: 119, + ENOPKG: 120, + EREMOTE: 121, + ENOLINK: 47, + EADV: 122, + ESRMNT: 123, + ECOMM: 124, + EPROTO: 65, + EMULTIHOP: 36, + EDOTDOT: 125, + EBADMSG: 9, + ENOTUNIQ: 126, + EBADFD: 127, + EREMCHG: 128, + ELIBACC: 129, + ELIBBAD: 130, + ELIBSCN: 131, + ELIBMAX: 132, + ELIBEXEC: 133, + ENOSYS: 52, + ENOTEMPTY: 55, + ENAMETOOLONG: 37, + ELOOP: 32, + EOPNOTSUPP: 138, + EPFNOSUPPORT: 139, + ECONNRESET: 15, + ENOBUFS: 42, + EAFNOSUPPORT: 5, + EPROTOTYPE: 67, + ENOTSOCK: 57, + ENOPROTOOPT: 50, + ESHUTDOWN: 140, + ECONNREFUSED: 14, + EADDRINUSE: 3, + ECONNABORTED: 13, + ENETUNREACH: 40, + ENETDOWN: 38, + ETIMEDOUT: 73, + EHOSTDOWN: 142, + EHOSTUNREACH: 23, + EINPROGRESS: 26, + EALREADY: 7, + EDESTADDRREQ: 17, + EMSGSIZE: 35, + EPROTONOSUPPORT: 66, + ESOCKTNOSUPPORT: 137, + EADDRNOTAVAIL: 4, + ENETRESET: 39, + EISCONN: 30, + ENOTCONN: 53, + ETOOMANYREFS: 141, + EUSERS: 136, + EDQUOT: 19, + ESTALE: 72, + ENOTSUP: 138, + ENOMEDIUM: 148, + EILSEQ: 25, + EOVERFLOW: 61, + ECANCELED: 11, + ENOTRECOVERABLE: 56, + EOWNERDEAD: 62, + ESTRPIPE: 135, + }; + + var NODEFS = { + isWindows: false, + staticInit() { + NODEFS.isWindows = !!process.platform.match(/^win/); + var flags = process.binding('constants'); + // Node.js 4 compatibility: it has no namespaces for constants + if (flags['fs']) { + flags = flags['fs']; + } + NODEFS.flagsForNodeMap = { + 1024: flags['O_APPEND'], + 64: flags['O_CREAT'], + 128: flags['O_EXCL'], + 256: flags['O_NOCTTY'], + 0: flags['O_RDONLY'], + 2: flags['O_RDWR'], + 4096: flags['O_SYNC'], + 512: flags['O_TRUNC'], + 1: flags['O_WRONLY'], + 131072: flags['O_NOFOLLOW'], + }; + }, + convertNodeCode(e) { + var code = e.code; + return ERRNO_CODES[code]; + }, + tryFSOperation(f) { + try { + return f(); + } catch (e) { + if (!e.code) throw e; + // node under windows can return code 'UNKNOWN' here: + // https://github.com/emscripten-core/emscripten/issues/15468 + if (e.code === 'UNKNOWN') throw new FS.ErrnoError(28); + throw new FS.ErrnoError(NODEFS.convertNodeCode(e)); + } + }, + mount(mount) { + return NODEFS.createNode( + null, + '/', + NODEFS.getMode(mount.opts.root), + 0 + ); + }, + createNode(parent, name, mode, dev) { + if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { + throw new FS.ErrnoError(28); + } + var node = FS.createNode(parent, name, mode); + node.node_ops = NODEFS.node_ops; + node.stream_ops = NODEFS.stream_ops; + return node; + }, + getMode(path) { + return NODEFS.tryFSOperation(() => { + var mode = fs.lstatSync(path).mode; + if (NODEFS.isWindows) { + // Windows does not report the 'x' permission bit, so propagate read + // bits to execute bits. + mode |= (mode & 292) >> 2; + } + return mode; + }); + }, + realPath(node) { + var parts = []; + while (node.parent !== node) { + parts.push(node.name); + node = node.parent; + } + parts.push(node.mount.opts.root); + parts.reverse(); + return PATH.join(...parts); + }, + flagsForNode(flags) { + flags &= ~2097152; + // Ignore this flag from musl, otherwise node.js fails to open the file. + flags &= ~2048; + // Ignore this flag from musl, otherwise node.js fails to open the file. + flags &= ~32768; + // Ignore this flag from musl, otherwise node.js fails to open the file. + flags &= ~524288; + // Some applications may pass it; it makes no sense for a single process. + flags &= ~65536; + // Node.js doesn't need this passed in, it errors. + var newFlags = 0; + for (var k in NODEFS.flagsForNodeMap) { + if (flags & k) { + newFlags |= NODEFS.flagsForNodeMap[k]; + flags ^= k; + } + } + if (flags) { + throw new FS.ErrnoError(28); + } + return newFlags; + }, + node_ops: { + getattr(node) { + var path = NODEFS.realPath(node); + var stat; + NODEFS.tryFSOperation(() => (stat = fs.lstatSync(path))); + if (NODEFS.isWindows) { + // node.js v0.10.20 doesn't report blksize and blocks on Windows. Fake + // them with default blksize of 4096. + // See http://support.microsoft.com/kb/140365 + if (!stat.blksize) { + stat.blksize = 4096; + } + if (!stat.blocks) { + stat.blocks = + ((stat.size + stat.blksize - 1) / stat.blksize) | 0; + } + // Windows does not report the 'x' permission bit, so propagate read + // bits to execute bits. + stat.mode |= (stat.mode & 292) >> 2; + } + return { + dev: stat.dev, + ino: stat.ino, + mode: stat.mode, + nlink: stat.nlink, + uid: stat.uid, + gid: stat.gid, + rdev: stat.rdev, + size: stat.size, + atime: stat.atime, + mtime: stat.mtime, + ctime: stat.ctime, + blksize: stat.blksize, + blocks: stat.blocks, + }; + }, + setattr(node, attr) { + var path = NODEFS.realPath(node); + NODEFS.tryFSOperation(() => { + if (attr.mode !== undefined) { + var mode = attr.mode; + if (NODEFS.isWindows) { + // Windows only supports S_IREAD / S_IWRITE (S_IRUSR / S_IWUSR) + // https://learn.microsoft.com/en-us/cpp/c-runtime-library/reference/chmod-wchmod + mode &= 384; + } + fs.chmodSync(path, mode); + // update the common node structure mode as well + node.mode = attr.mode; + } + if (attr.atime || attr.mtime) { + var atime = attr.atime && new Date(attr.atime); + var mtime = attr.mtime && new Date(attr.mtime); + fs.utimesSync(path, atime, mtime); + } + if (attr.size !== undefined) { + fs.truncateSync(path, attr.size); + } + }); + }, + lookup(parent, name) { + var path = PATH.join2(NODEFS.realPath(parent), name); + var mode = NODEFS.getMode(path); + return NODEFS.createNode(parent, name, mode); + }, + mknod(parent, name, mode, dev) { + var node = NODEFS.createNode(parent, name, mode, dev); + // create the backing node for this in the fs root as well + var path = NODEFS.realPath(node); + NODEFS.tryFSOperation(() => { + if (FS.isDir(node.mode)) { + fs.mkdirSync(path, node.mode); + } else { + fs.writeFileSync(path, '', { + mode: node.mode, + }); + } + }); + return node; + }, + rename(oldNode, newDir, newName) { + var oldPath = NODEFS.realPath(oldNode); + var newPath = PATH.join2(NODEFS.realPath(newDir), newName); + try { + FS.unlink(newPath); + } catch (e) {} + NODEFS.tryFSOperation(() => fs.renameSync(oldPath, newPath)); + oldNode.name = newName; + }, + unlink(parent, name) { + var path = PATH.join2(NODEFS.realPath(parent), name); + NODEFS.tryFSOperation(() => fs.unlinkSync(path)); + }, + rmdir(parent, name) { + var path = PATH.join2(NODEFS.realPath(parent), name); + NODEFS.tryFSOperation(() => fs.rmdirSync(path)); + }, + readdir(node) { + var path = NODEFS.realPath(node); + return NODEFS.tryFSOperation(() => fs.readdirSync(path)); + }, + symlink(parent, newName, oldPath) { + var newPath = PATH.join2(NODEFS.realPath(parent), newName); + NODEFS.tryFSOperation(() => fs.symlinkSync(oldPath, newPath)); + }, + readlink(node) { + var path = NODEFS.realPath(node); + return NODEFS.tryFSOperation(() => fs.readlinkSync(path)); + }, + statfs(path) { + var stats = NODEFS.tryFSOperation(() => fs.statfsSync(path)); + // Node.js doesn't provide frsize (fragment size). Set it to bsize (block size) + // as they're often the same in many file systems. May not be accurate for all. + stats.frsize = stats.bsize; + return stats; + }, + }, + stream_ops: { + open(stream) { + var path = NODEFS.realPath(stream.node); + NODEFS.tryFSOperation(() => { + if (FS.isFile(stream.node.mode)) { + stream.shared.refcount = 1; + stream.nfd = fs.openSync( + path, + NODEFS.flagsForNode(stream.flags) + ); + } + }); + }, + close(stream) { + NODEFS.tryFSOperation(() => { + if ( + FS.isFile(stream.node.mode) && + stream.nfd && + --stream.shared.refcount === 0 + ) { + fs.closeSync(stream.nfd); + } + }); + }, + dup(stream) { + stream.shared.refcount++; + }, + read(stream, buffer, offset, length, position) { + // Node.js < 6 compatibility: node errors on 0 length reads + if (length === 0) return 0; + return NODEFS.tryFSOperation(() => + fs.readSync( + stream.nfd, + new Int8Array(buffer.buffer, offset, length), + 0, + length, + position + ) + ); + }, + write(stream, buffer, offset, length, position) { + return NODEFS.tryFSOperation(() => + fs.writeSync( + stream.nfd, + new Int8Array(buffer.buffer, offset, length), + 0, + length, + position + ) + ); + }, + llseek(stream, offset, whence) { + var position = offset; + if (whence === 1) { + position += stream.position; + } else if (whence === 2) { + if (FS.isFile(stream.node.mode)) { + NODEFS.tryFSOperation(() => { + var stat = fs.fstatSync(stream.nfd); + position += stat.size; + }); + } + } + if (position < 0) { + throw new FS.ErrnoError(28); + } + return position; + }, + mmap(stream, length, position, prot, flags) { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + var ptr = mmapAlloc(length); + NODEFS.stream_ops.read(stream, HEAP8, ptr, length, position); + return { + ptr, + allocated: true, + }; + }, + msync(stream, buffer, offset, length, mmapFlags) { + NODEFS.stream_ops.write( + stream, + buffer, + 0, + length, + offset, + false + ); + // should we check if bytesWritten and length are the same? + return 0; + }, + }, + }; + + var PROXYFS = { + mount(mount) { + return PROXYFS.createNode( + null, + '/', + mount.opts.fs.lstat(mount.opts.root).mode, + 0 + ); + }, + createNode(parent, name, mode, dev) { + if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { + throw new FS.ErrnoError(ERRNO_CODES.EINVAL); + } + var node = FS.createNode(parent, name, mode); + node.node_ops = PROXYFS.node_ops; + node.stream_ops = PROXYFS.stream_ops; + return node; + }, + realPath(node) { + var parts = []; + while (node.parent !== node) { + parts.push(node.name); + node = node.parent; + } + parts.push(node.mount.opts.root); + parts.reverse(); + return PATH.join(...parts); + }, + node_ops: { + getattr(node) { + var path = PROXYFS.realPath(node); + var stat; + try { + stat = node.mount.opts.fs.lstat(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + return { + dev: stat.dev, + ino: stat.ino, + mode: stat.mode, + nlink: stat.nlink, + uid: stat.uid, + gid: stat.gid, + rdev: stat.rdev, + size: stat.size, + atime: stat.atime, + mtime: stat.mtime, + ctime: stat.ctime, + blksize: stat.blksize, + blocks: stat.blocks, + }; + }, + setattr(node, attr) { + var path = PROXYFS.realPath(node); + try { + if (attr.mode !== undefined) { + node.mount.opts.fs.chmod(path, attr.mode); + // update the common node structure mode as well + node.mode = attr.mode; + } + if (attr.atime || attr.mtime) { + var atime = new Date(attr.atime || attr.mtime); + var mtime = new Date(attr.mtime || attr.atime); + node.mount.opts.fs.utime(path, atime, mtime); + } + if (attr.size !== undefined) { + node.mount.opts.fs.truncate(path, attr.size); + } + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + lookup(parent, name) { + try { + var path = PATH.join2(PROXYFS.realPath(parent), name); + var mode = parent.mount.opts.fs.lstat(path).mode; + var node = PROXYFS.createNode(parent, name, mode); + return node; + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + mknod(parent, name, mode, dev) { + var node = PROXYFS.createNode(parent, name, mode, dev); + // create the backing node for this in the fs root as well + var path = PROXYFS.realPath(node); + try { + if (FS.isDir(node.mode)) { + node.mount.opts.fs.mkdir(path, node.mode); + } else { + node.mount.opts.fs.writeFile(path, '', { + mode: node.mode, + }); + } + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + return node; + }, + rename(oldNode, newDir, newName) { + var oldPath = PROXYFS.realPath(oldNode); + var newPath = PATH.join2(PROXYFS.realPath(newDir), newName); + try { + oldNode.mount.opts.fs.rename(oldPath, newPath); + oldNode.name = newName; + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + unlink(parent, name) { + var path = PATH.join2(PROXYFS.realPath(parent), name); + try { + parent.mount.opts.fs.unlink(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + rmdir(parent, name) { + var path = PATH.join2(PROXYFS.realPath(parent), name); + try { + parent.mount.opts.fs.rmdir(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + readdir(node) { + var path = PROXYFS.realPath(node); + try { + return node.mount.opts.fs.readdir(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + symlink(parent, newName, oldPath) { + var newPath = PATH.join2(PROXYFS.realPath(parent), newName); + try { + parent.mount.opts.fs.symlink(oldPath, newPath); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + readlink(node) { + var path = PROXYFS.realPath(node); + try { + return node.mount.opts.fs.readlink(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + }, + stream_ops: { + open(stream) { + var path = PROXYFS.realPath(stream.node); + try { + stream.nfd = stream.node.mount.opts.fs.open( + path, + stream.flags + ); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + close(stream) { + try { + stream.node.mount.opts.fs.close(stream.nfd); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + read(stream, buffer, offset, length, position) { + try { + return stream.node.mount.opts.fs.read( + stream.nfd, + buffer, + offset, + length, + position + ); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + write(stream, buffer, offset, length, position) { + try { + return stream.node.mount.opts.fs.write( + stream.nfd, + buffer, + offset, + length, + position + ); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + llseek(stream, offset, whence) { + var position = offset; + if (whence === 1) { + position += stream.position; + } else if (whence === 2) { + if (FS.isFile(stream.node.mode)) { + try { + var stat = stream.node.node_ops.getattr( + stream.node + ); + position += stat.size; + } catch (e) { + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + } + } + if (position < 0) { + throw new FS.ErrnoError(ERRNO_CODES.EINVAL); + } + return position; + }, + }, + }; + + var FS = { + root: null, + mounts: [], + devices: {}, + streams: [], + nextInode: 1, + nameTable: null, + currentPath: '/', + initialized: false, + ignorePermissions: true, + ErrnoError: class { + name = 'ErrnoError'; + // We set the `name` property to be able to identify `FS.ErrnoError` + // - the `name` is a standard ECMA-262 property of error objects. Kind of good to have it anyway. + // - when using PROXYFS, an error can come from an underlying FS + // as different FS objects have their own FS.ErrnoError each, + // the test `err instanceof FS.ErrnoError` won't detect an error coming from another filesystem, causing bugs. + // we'll use the reliable test `err.name == "ErrnoError"` instead + constructor(errno) { + this.errno = errno; + } + }, + filesystems: null, + syncFSRequests: 0, + readFiles: {}, + FSStream: class { + shared = {}; + get object() { + return this.node; + } + set object(val) { + this.node = val; + } + get isRead() { + return (this.flags & 2097155) !== 1; + } + get isWrite() { + return (this.flags & 2097155) !== 0; + } + get isAppend() { + return this.flags & 1024; + } + get flags() { + return this.shared.flags; + } + set flags(val) { + this.shared.flags = val; + } + get position() { + return this.shared.position; + } + set position(val) { + this.shared.position = val; + } + }, + FSNode: class { + node_ops = {}; + stream_ops = {}; + readMode = 292 | 73; + writeMode = 146; + mounted = null; + constructor(parent, name, mode, rdev) { + if (!parent) { + parent = this; + } + // root node sets parent to itself + this.parent = parent; + this.mount = parent.mount; + this.id = FS.nextInode++; + this.name = name; + this.mode = mode; + this.rdev = rdev; + this.atime = this.mtime = this.ctime = Date.now(); + } + get read() { + return (this.mode & this.readMode) === this.readMode; + } + set read(val) { + val + ? (this.mode |= this.readMode) + : (this.mode &= ~this.readMode); + } + get write() { + return (this.mode & this.writeMode) === this.writeMode; + } + set write(val) { + val + ? (this.mode |= this.writeMode) + : (this.mode &= ~this.writeMode); + } + get isFolder() { + return FS.isDir(this.mode); + } + get isDevice() { + return FS.isChrdev(this.mode); + } + }, + lookupPath(path, opts = {}) { + if (!path) + return { + path: '', + node: null, + }; + opts.follow_mount ??= true; + if (!PATH.isAbs(path)) { + path = FS.cwd() + '/' + path; + } + // limit max consecutive symlinks to 40 (SYMLOOP_MAX). + linkloop: for (var nlinks = 0; nlinks < 40; nlinks++) { + // split the absolute path + var parts = path.split('/').filter((p) => !!p && p !== '.'); + // start at the root + var current = FS.root; + var current_path = '/'; + for (var i = 0; i < parts.length; i++) { + var islast = i === parts.length - 1; + if (islast && opts.parent) { + // stop resolving + break; + } + if (parts[i] === '..') { + current_path = PATH.dirname(current_path); + current = current.parent; + continue; + } + current_path = PATH.join2(current_path, parts[i]); + try { + current = FS.lookupNode(current, parts[i]); + } catch (e) { + // if noent_okay is true, suppress a ENOENT in the last component + // and return an object with an undefined node. This is needed for + // resolving symlinks in the path when creating a file. + if (e?.errno === 44 && islast && opts.noent_okay) { + return { + path: current_path, + }; + } + throw e; + } + // jump to the mount's root node if this is a mountpoint + if ( + FS.isMountpoint(current) && + (!islast || opts.follow_mount) + ) { + current = current.mounted.root; + } + // by default, lookupPath will not follow a symlink if it is the final path component. + // setting opts.follow = true will override this behavior. + if (FS.isLink(current.mode) && (!islast || opts.follow)) { + if (!current.node_ops.readlink) { + throw new FS.ErrnoError(52); + } + var link = current.node_ops.readlink(current); + if (!PATH.isAbs(link)) { + link = PATH.dirname(current_path) + '/' + link; + } + path = link + '/' + parts.slice(i + 1).join('/'); + continue linkloop; + } + } + return { + path: current_path, + node: current, + }; + } + throw new FS.ErrnoError(32); + }, + getPath(node) { + var path; + while (true) { + if (FS.isRoot(node)) { + var mount = node.mount.mountpoint; + if (!path) return mount; + return mount[mount.length - 1] !== '/' + ? `${mount}/${path}` + : mount + path; + } + path = path ? `${node.name}/${path}` : node.name; + node = node.parent; + } + }, + hashName(parentid, name) { + var hash = 0; + for (var i = 0; i < name.length; i++) { + hash = ((hash << 5) - hash + name.charCodeAt(i)) | 0; + } + return ((parentid + hash) >>> 0) % FS.nameTable.length; + }, + hashAddNode(node) { + var hash = FS.hashName(node.parent.id, node.name); + node.name_next = FS.nameTable[hash]; + FS.nameTable[hash] = node; + }, + hashRemoveNode(node) { + var hash = FS.hashName(node.parent.id, node.name); + if (FS.nameTable[hash] === node) { + FS.nameTable[hash] = node.name_next; + } else { + var current = FS.nameTable[hash]; + while (current) { + if (current.name_next === node) { + current.name_next = node.name_next; + break; + } + current = current.name_next; + } + } + }, + lookupNode(parent, name) { + var errCode = FS.mayLookup(parent); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + var hash = FS.hashName(parent.id, name); + for (var node = FS.nameTable[hash]; node; node = node.name_next) { + var nodeName = node.name; + if (node.parent.id === parent.id && nodeName === name) { + return node; + } + } + // if we failed to find it in the cache, call into the VFS + return FS.lookup(parent, name); + }, + createNode(parent, name, mode, rdev) { + var node = new FS.FSNode(parent, name, mode, rdev); + FS.hashAddNode(node); + return node; + }, + destroyNode(node) { + FS.hashRemoveNode(node); + }, + isRoot(node) { + return node === node.parent; + }, + isMountpoint(node) { + return !!node.mounted; + }, + isFile(mode) { + return (mode & 61440) === 32768; + }, + isDir(mode) { + return (mode & 61440) === 16384; + }, + isLink(mode) { + return (mode & 61440) === 40960; + }, + isChrdev(mode) { + return (mode & 61440) === 8192; + }, + isBlkdev(mode) { + return (mode & 61440) === 24576; + }, + isFIFO(mode) { + return (mode & 61440) === 4096; + }, + isSocket(mode) { + return (mode & 49152) === 49152; + }, + flagsToPermissionString(flag) { + var perms = ['r', 'w', 'rw'][flag & 3]; + if (flag & 512) { + perms += 'w'; + } + return perms; + }, + nodePermissions(node, perms) { + if (FS.ignorePermissions) { + return 0; + } + // return 0 if any user, group or owner bits are set. + if (perms.includes('r') && !(node.mode & 292)) { + return 2; + } else if (perms.includes('w') && !(node.mode & 146)) { + return 2; + } else if (perms.includes('x') && !(node.mode & 73)) { + return 2; + } + return 0; + }, + mayLookup(dir) { + if (!FS.isDir(dir.mode)) return 54; + var errCode = FS.nodePermissions(dir, 'x'); + if (errCode) return errCode; + if (!dir.node_ops.lookup) return 2; + return 0; + }, + mayCreate(dir, name) { + if (!FS.isDir(dir.mode)) { + return 54; + } + try { + var node = FS.lookupNode(dir, name); + return 20; + } catch (e) {} + return FS.nodePermissions(dir, 'wx'); + }, + mayDelete(dir, name, isdir) { + var node; + try { + node = FS.lookupNode(dir, name); + } catch (e) { + return e.errno; + } + var errCode = FS.nodePermissions(dir, 'wx'); + if (errCode) { + return errCode; + } + if (isdir) { + if (!FS.isDir(node.mode)) { + return 54; + } + if (FS.isRoot(node) || FS.getPath(node) === FS.cwd()) { + return 10; + } + } else { + if (FS.isDir(node.mode)) { + return 31; + } + } + return 0; + }, + mayOpen(node, flags) { + if (!node) { + return 44; + } + if (FS.isLink(node.mode)) { + return 32; + } else if (FS.isDir(node.mode)) { + if ( + FS.flagsToPermissionString(flags) !== 'r' || // opening for write + flags & 512 + ) { + // TODO: check for O_SEARCH? (== search for dir only) + return 31; + } + } + return FS.nodePermissions(node, FS.flagsToPermissionString(flags)); + }, + MAX_OPEN_FDS: 4096, + nextfd() { + for (var fd = 0; fd <= FS.MAX_OPEN_FDS; fd++) { + if (!FS.streams[fd]) { + return fd; + } + } + throw new FS.ErrnoError(33); + }, + getStreamChecked(fd) { + var stream = FS.getStream(fd); + if (!stream) { + throw new FS.ErrnoError(8); + } + return stream; + }, + getStream: (fd) => FS.streams[fd], + createStream(stream, fd = -1) { + // clone it, so we can return an instance of FSStream + stream = Object.assign(new FS.FSStream(), stream); + if (fd == -1) { + fd = FS.nextfd(); + } + stream.fd = fd; + FS.streams[fd] = stream; + return stream; + }, + closeStream(fd) { + FS.streams[fd] = null; + }, + dupStream(origStream, fd = -1) { + var stream = FS.createStream(origStream, fd); + stream.stream_ops?.dup?.(stream); + return stream; + }, + chrdev_stream_ops: { + open(stream) { + var device = FS.getDevice(stream.node.rdev); + // override node's stream ops with the device's + stream.stream_ops = device.stream_ops; + // forward the open call + stream.stream_ops.open?.(stream); + }, + llseek() { + throw new FS.ErrnoError(70); + }, + }, + major: (dev) => dev >> 8, + minor: (dev) => dev & 255, + makedev: (ma, mi) => (ma << 8) | mi, + registerDevice(dev, ops) { + FS.devices[dev] = { + stream_ops: ops, + }; + }, + getDevice: (dev) => FS.devices[dev], + getMounts(mount) { + var mounts = []; + var check = [mount]; + while (check.length) { + var m = check.pop(); + mounts.push(m); + check.push(...m.mounts); + } + return mounts; + }, + syncfs(populate, callback) { + if (typeof populate == 'function') { + callback = populate; + populate = false; + } + FS.syncFSRequests++; + if (FS.syncFSRequests > 1) { + err( + `warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work` + ); + } + var mounts = FS.getMounts(FS.root.mount); + var completed = 0; + function doCallback(errCode) { + FS.syncFSRequests--; + return callback(errCode); + } + function done(errCode) { + if (errCode) { + if (!done.errored) { + done.errored = true; + return doCallback(errCode); + } + return; + } + if (++completed >= mounts.length) { + doCallback(null); + } + } + // sync all mounts + mounts.forEach((mount) => { + if (!mount.type.syncfs) { + return done(null); + } + mount.type.syncfs(mount, populate, done); + }); + }, + mount(type, opts, mountpoint) { + var root = mountpoint === '/'; + var pseudo = !mountpoint; + var node; + if (root && FS.root) { + throw new FS.ErrnoError(10); + } else if (!root && !pseudo) { + var lookup = FS.lookupPath(mountpoint, { + follow_mount: false, + }); + mountpoint = lookup.path; + // use the absolute path + node = lookup.node; + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + if (!FS.isDir(node.mode)) { + throw new FS.ErrnoError(54); + } + } + var mount = { + type, + opts, + mountpoint, + mounts: [], + }; + // create a root node for the fs + var mountRoot = type.mount(mount); + mountRoot.mount = mount; + mount.root = mountRoot; + if (root) { + FS.root = mountRoot; + } else if (node) { + // set as a mountpoint + node.mounted = mount; + // add the new mount to the current mount's children + if (node.mount) { + node.mount.mounts.push(mount); + } + } + return mountRoot; + }, + unmount(mountpoint) { + var lookup = FS.lookupPath(mountpoint, { + follow_mount: false, + }); + if (!FS.isMountpoint(lookup.node)) { + throw new FS.ErrnoError(28); + } + // destroy the nodes for this mount, and all its child mounts + var node = lookup.node; + var mount = node.mounted; + var mounts = FS.getMounts(mount); + Object.keys(FS.nameTable).forEach((hash) => { + var current = FS.nameTable[hash]; + while (current) { + var next = current.name_next; + if (mounts.includes(current.mount)) { + FS.destroyNode(current); + } + current = next; + } + }); + // no longer a mountpoint + node.mounted = null; + // remove this mount from the child mounts + var idx = node.mount.mounts.indexOf(mount); + node.mount.mounts.splice(idx, 1); + }, + lookup(parent, name) { + return parent.node_ops.lookup(parent, name); + }, + mknod(path, mode, dev) { + var lookup = FS.lookupPath(path, { + parent: true, + }); + var parent = lookup.node; + var name = PATH.basename(path); + if (!name || name === '.' || name === '..') { + throw new FS.ErrnoError(28); + } + var errCode = FS.mayCreate(parent, name); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.mknod) { + throw new FS.ErrnoError(63); + } + return parent.node_ops.mknod(parent, name, mode, dev); + }, + statfs(path) { + // NOTE: None of the defaults here are true. We're just returning safe and + // sane values. + var rtn = { + bsize: 4096, + frsize: 4096, + blocks: 1e6, + bfree: 5e5, + bavail: 5e5, + files: FS.nextInode, + ffree: FS.nextInode - 1, + fsid: 42, + flags: 2, + namelen: 255, + }; + var parent = FS.lookupPath(path, { + follow: true, + }).node; + if (parent?.node_ops.statfs) { + Object.assign( + rtn, + parent.node_ops.statfs(parent.mount.opts.root) + ); + } + return rtn; + }, + create(path, mode = 438) { + mode &= 4095; + mode |= 32768; + return FS.mknod(path, mode, 0); + }, + mkdir(path, mode = 511) { + mode &= 511 | 512; + mode |= 16384; + return FS.mknod(path, mode, 0); + }, + mkdirTree(path, mode) { + var dirs = path.split('/'); + var d = ''; + for (var i = 0; i < dirs.length; ++i) { + if (!dirs[i]) continue; + d += '/' + dirs[i]; + try { + FS.mkdir(d, mode); + } catch (e) { + if (e.errno != 20) throw e; + } + } + }, + mkdev(path, mode, dev) { + if (typeof dev == 'undefined') { + dev = mode; + mode = 438; + } + mode |= 8192; + return FS.mknod(path, mode, dev); + }, + symlink(oldpath, newpath) { + if (!PATH_FS.resolve(oldpath)) { + throw new FS.ErrnoError(44); + } + var lookup = FS.lookupPath(newpath, { + parent: true, + }); + var parent = lookup.node; + if (!parent) { + throw new FS.ErrnoError(44); + } + var newname = PATH.basename(newpath); + var errCode = FS.mayCreate(parent, newname); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.symlink) { + throw new FS.ErrnoError(63); + } + return parent.node_ops.symlink(parent, newname, oldpath); + }, + rename(old_path, new_path) { + var old_dirname = PATH.dirname(old_path); + var new_dirname = PATH.dirname(new_path); + var old_name = PATH.basename(old_path); + var new_name = PATH.basename(new_path); + // parents must exist + var lookup, old_dir, new_dir; + // let the errors from non existent directories percolate up + lookup = FS.lookupPath(old_path, { + parent: true, + }); + old_dir = lookup.node; + lookup = FS.lookupPath(new_path, { + parent: true, + }); + new_dir = lookup.node; + if (!old_dir || !new_dir) throw new FS.ErrnoError(44); + // need to be part of the same mount + if (old_dir.mount !== new_dir.mount) { + throw new FS.ErrnoError(75); + } + // source must exist + var old_node = FS.lookupNode(old_dir, old_name); + // old path should not be an ancestor of the new path + var relative = PATH_FS.relative(old_path, new_dirname); + if (relative.charAt(0) !== '.') { + throw new FS.ErrnoError(28); + } + // new path should not be an ancestor of the old path + relative = PATH_FS.relative(new_path, old_dirname); + if (relative.charAt(0) !== '.') { + throw new FS.ErrnoError(55); + } + // see if the new path already exists + var new_node; + try { + new_node = FS.lookupNode(new_dir, new_name); + } catch (e) {} + // early out if nothing needs to change + if (old_node === new_node) { + return; + } + // we'll need to delete the old entry + var isdir = FS.isDir(old_node.mode); + var errCode = FS.mayDelete(old_dir, old_name, isdir); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + // need delete permissions if we'll be overwriting. + // need create permissions if new doesn't already exist. + errCode = new_node + ? FS.mayDelete(new_dir, new_name, isdir) + : FS.mayCreate(new_dir, new_name); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!old_dir.node_ops.rename) { + throw new FS.ErrnoError(63); + } + if ( + FS.isMountpoint(old_node) || + (new_node && FS.isMountpoint(new_node)) + ) { + throw new FS.ErrnoError(10); + } + // if we are going to change the parent, check write permissions + if (new_dir !== old_dir) { + errCode = FS.nodePermissions(old_dir, 'w'); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + } + // remove the node from the lookup hash + FS.hashRemoveNode(old_node); + // do the underlying fs rename + try { + old_dir.node_ops.rename(old_node, new_dir, new_name); + // update old node (we do this here to avoid each backend + // needing to) + old_node.parent = new_dir; + } catch (e) { + throw e; + } finally { + // add the node back to the hash (in case node_ops.rename + // changed its name) + FS.hashAddNode(old_node); + } + }, + rmdir(path) { + var lookup = FS.lookupPath(path, { + parent: true, + }); + var parent = lookup.node; + var name = PATH.basename(path); + var node = FS.lookupNode(parent, name); + var errCode = FS.mayDelete(parent, name, true); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.rmdir) { + throw new FS.ErrnoError(63); + } + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + parent.node_ops.rmdir(parent, name); + FS.destroyNode(node); + }, + readdir(path) { + var lookup = FS.lookupPath(path, { + follow: true, + }); + var node = lookup.node; + if (!node.node_ops.readdir) { + throw new FS.ErrnoError(54); + } + return node.node_ops.readdir(node); + }, + unlink(path) { + var lookup = FS.lookupPath(path, { + parent: true, + }); + var parent = lookup.node; + if (!parent) { + throw new FS.ErrnoError(44); + } + var name = PATH.basename(path); + var node = FS.lookupNode(parent, name); + var errCode = FS.mayDelete(parent, name, false); + if (errCode) { + // According to POSIX, we should map EISDIR to EPERM, but + // we instead do what Linux does (and we must, as we use + // the musl linux libc). + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.unlink) { + throw new FS.ErrnoError(63); + } + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + parent.node_ops.unlink(parent, name); + FS.destroyNode(node); + }, + readlink(path) { + var lookup = FS.lookupPath(path); + var link = lookup.node; + if (!link) { + throw new FS.ErrnoError(44); + } + if (!link.node_ops.readlink) { + throw new FS.ErrnoError(28); + } + return link.node_ops.readlink(link); + }, + stat(path, dontFollow) { + var lookup = FS.lookupPath(path, { + follow: !dontFollow, + }); + var node = lookup.node; + if (!node) { + throw new FS.ErrnoError(44); + } + if (!node.node_ops.getattr) { + throw new FS.ErrnoError(63); + } + return node.node_ops.getattr(node); + }, + lstat(path) { + return FS.stat(path, true); + }, + chmod(path, mode, dontFollow) { + var node; + if (typeof path == 'string') { + var lookup = FS.lookupPath(path, { + follow: !dontFollow, + }); + node = lookup.node; + } else { + node = path; + } + if (!node.node_ops.setattr) { + throw new FS.ErrnoError(63); + } + node.node_ops.setattr(node, { + mode: (mode & 4095) | (node.mode & ~4095), + ctime: Date.now(), + }); + }, + lchmod(path, mode) { + FS.chmod(path, mode, true); + }, + fchmod(fd, mode) { + var stream = FS.getStreamChecked(fd); + FS.chmod(stream.node, mode); + }, + chown(path, uid, gid, dontFollow) { + var node; + if (typeof path == 'string') { + var lookup = FS.lookupPath(path, { + follow: !dontFollow, + }); + node = lookup.node; + } else { + node = path; + } + if (!node.node_ops.setattr) { + throw new FS.ErrnoError(63); + } + node.node_ops.setattr(node, { + timestamp: Date.now(), + }); + }, + // we ignore the uid / gid for now + lchown(path, uid, gid) { + FS.chown(path, uid, gid, true); + }, + fchown(fd, uid, gid) { + var stream = FS.getStreamChecked(fd); + FS.chown(stream.node, uid, gid); + }, + truncate(path, len) { + if (len < 0) { + throw new FS.ErrnoError(28); + } + var node; + if (typeof path == 'string') { + var lookup = FS.lookupPath(path, { + follow: true, + }); + node = lookup.node; + } else { + node = path; + } + if (!node.node_ops.setattr) { + throw new FS.ErrnoError(63); + } + if (FS.isDir(node.mode)) { + throw new FS.ErrnoError(31); + } + if (!FS.isFile(node.mode)) { + throw new FS.ErrnoError(28); + } + var errCode = FS.nodePermissions(node, 'w'); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + node.node_ops.setattr(node, { + size: len, + timestamp: Date.now(), + }); + }, + ftruncate(fd, len) { + var stream = FS.getStreamChecked(fd); + if ((stream.flags & 2097155) === 0) { + throw new FS.ErrnoError(28); + } + FS.truncate(stream.node, len); + }, + utime(path, atime, mtime) { + var lookup = FS.lookupPath(path, { + follow: true, + }); + var node = lookup.node; + node.node_ops.setattr(node, { + atime, + mtime, + }); + }, + open(path, flags, mode = 438) { + if (path === '') { + throw new FS.ErrnoError(44); + } + flags = + typeof flags == 'string' ? FS_modeStringToFlags(flags) : flags; + if (flags & 64) { + mode = (mode & 4095) | 32768; + } else { + mode = 0; + } + var node; + if (typeof path == 'object') { + node = path; + } else { + // noent_okay makes it so that if the final component of the path + // doesn't exist, lookupPath returns `node: undefined`. `path` will be + // updated to point to the target of all symlinks. + var lookup = FS.lookupPath(path, { + follow: !(flags & 131072), + noent_okay: true, + }); + node = lookup.node; + path = lookup.path; + } + // perhaps we need to create the node + var created = false; + if (flags & 64) { + if (node) { + // if O_CREAT and O_EXCL are set, error out if the node already exists + if (flags & 128) { + throw new FS.ErrnoError(20); + } + } else { + // node doesn't exist, try to create it + node = FS.mknod(path, mode, 0); + created = true; + } + } + if (!node) { + throw new FS.ErrnoError(44); + } + // can't truncate a device + if (FS.isChrdev(node.mode)) { + flags &= ~512; + } + // if asked only for a directory, then this must be one + if (flags & 65536 && !FS.isDir(node.mode)) { + throw new FS.ErrnoError(54); + } + // check permissions, if this is not a file we just created now (it is ok to + // create and write to a file with read-only permissions; it is read-only + // for later use) + if (!created) { + var errCode = FS.mayOpen(node, flags); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + } + // do truncation if necessary + if (flags & 512 && !created) { + FS.truncate(node, 0); + } + // we've already handled these, don't pass down to the underlying vfs + flags &= ~(128 | 512 | 131072); + // register the stream with the filesystem + var stream = FS.createStream({ + node, + path: FS.getPath(node), + // we want the absolute path to the node + flags, + seekable: true, + position: 0, + stream_ops: node.stream_ops, + // used by the file family libc calls (fopen, fwrite, ferror, etc.) + ungotten: [], + error: false, + }); + // call the new stream's open function + if (stream.stream_ops.open) { + stream.stream_ops.open(stream); + } + if (Module['logReadFiles'] && !(flags & 1)) { + if (!(path in FS.readFiles)) { + FS.readFiles[path] = 1; + } + } + return stream; + }, + close(stream) { + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if (stream.getdents) stream.getdents = null; + // free readdir state + try { + if (stream.stream_ops.close) { + stream.stream_ops.close(stream); + } + } catch (e) { + throw e; + } finally { + FS.closeStream(stream.fd); + } + stream.fd = null; + }, + isClosed(stream) { + return stream.fd === null; + }, + llseek(stream, offset, whence) { + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if (!stream.seekable || !stream.stream_ops.llseek) { + throw new FS.ErrnoError(70); + } + if (whence != 0 && whence != 1 && whence != 2) { + throw new FS.ErrnoError(28); + } + stream.position = stream.stream_ops.llseek(stream, offset, whence); + stream.ungotten = []; + return stream.position; + }, + read(stream, buffer, offset, length, position) { + if (length < 0 || position < 0) { + throw new FS.ErrnoError(28); + } + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if ((stream.flags & 2097155) === 1) { + throw new FS.ErrnoError(8); + } + if (FS.isDir(stream.node.mode)) { + throw new FS.ErrnoError(31); + } + if (!stream.stream_ops.read) { + throw new FS.ErrnoError(28); + } + var seeking = typeof position != 'undefined'; + if (!seeking) { + position = stream.position; + } else if (!stream.seekable) { + throw new FS.ErrnoError(70); + } + var bytesRead = stream.stream_ops.read( + stream, + buffer, + offset, + length, + position + ); + if (!seeking) stream.position += bytesRead; + return bytesRead; + }, + write(stream, buffer, offset, length, position, canOwn) { + if (length < 0 || position < 0) { + throw new FS.ErrnoError(28); + } + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if ((stream.flags & 2097155) === 0) { + throw new FS.ErrnoError(8); + } + if (FS.isDir(stream.node.mode)) { + throw new FS.ErrnoError(31); + } + if (!stream.stream_ops.write) { + throw new FS.ErrnoError(28); + } + if (stream.seekable && stream.flags & 1024) { + // seek to the end before writing in append mode + FS.llseek(stream, 0, 2); + } + var seeking = typeof position != 'undefined'; + if (!seeking) { + position = stream.position; + } else if (!stream.seekable) { + throw new FS.ErrnoError(70); + } + var bytesWritten = stream.stream_ops.write( + stream, + buffer, + offset, + length, + position, + canOwn + ); + if (!seeking) stream.position += bytesWritten; + return bytesWritten; + }, + allocate(stream, offset, length) { + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if (offset < 0 || length <= 0) { + throw new FS.ErrnoError(28); + } + if ((stream.flags & 2097155) === 0) { + throw new FS.ErrnoError(8); + } + if (!FS.isFile(stream.node.mode) && !FS.isDir(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + if (!stream.stream_ops.allocate) { + throw new FS.ErrnoError(138); + } + stream.stream_ops.allocate(stream, offset, length); + }, + mmap(stream, length, position, prot, flags) { + // User requests writing to file (prot & PROT_WRITE != 0). + // Checking if we have permissions to write to the file unless + // MAP_PRIVATE flag is set. According to POSIX spec it is possible + // to write to file opened in read-only mode with MAP_PRIVATE flag, + // as all modifications will be visible only in the memory of + // the current process. + if ( + (prot & 2) !== 0 && + (flags & 2) === 0 && + (stream.flags & 2097155) !== 2 + ) { + throw new FS.ErrnoError(2); + } + if ((stream.flags & 2097155) === 1) { + throw new FS.ErrnoError(2); + } + if (!stream.stream_ops.mmap) { + throw new FS.ErrnoError(43); + } + if (!length) { + throw new FS.ErrnoError(28); + } + return stream.stream_ops.mmap( + stream, + length, + position, + prot, + flags + ); + }, + msync(stream, buffer, offset, length, mmapFlags) { + if (!stream.stream_ops.msync) { + return 0; + } + return stream.stream_ops.msync( + stream, + buffer, + offset, + length, + mmapFlags + ); + }, + ioctl(stream, cmd, arg) { + if (!stream.stream_ops.ioctl) { + throw new FS.ErrnoError(59); + } + return stream.stream_ops.ioctl(stream, cmd, arg); + }, + readFile(path, opts = {}) { + opts.flags = opts.flags || 0; + opts.encoding = opts.encoding || 'binary'; + if (opts.encoding !== 'utf8' && opts.encoding !== 'binary') { + throw new Error(`Invalid encoding type "${opts.encoding}"`); + } + var ret; + var stream = FS.open(path, opts.flags); + var stat = FS.stat(path); + var length = stat.size; + var buf = new Uint8Array(length); + FS.read(stream, buf, 0, length, 0); + if (opts.encoding === 'utf8') { + ret = UTF8ArrayToString(buf); + } else if (opts.encoding === 'binary') { + ret = buf; + } + FS.close(stream); + return ret; + }, + writeFile(path, data, opts = {}) { + opts.flags = opts.flags || 577; + var stream = FS.open(path, opts.flags, opts.mode); + if (typeof data == 'string') { + var buf = new Uint8Array(lengthBytesUTF8(data) + 1); + var actualNumBytes = stringToUTF8Array( + data, + buf, + 0, + buf.length + ); + FS.write( + stream, + buf, + 0, + actualNumBytes, + undefined, + opts.canOwn + ); + } else if (ArrayBuffer.isView(data)) { + FS.write( + stream, + data, + 0, + data.byteLength, + undefined, + opts.canOwn + ); + } else { + throw new Error('Unsupported data type'); + } + FS.close(stream); + }, + cwd: () => FS.currentPath, + chdir(path) { + var lookup = FS.lookupPath(path, { + follow: true, + }); + if (lookup.node === null) { + throw new FS.ErrnoError(44); + } + if (!FS.isDir(lookup.node.mode)) { + throw new FS.ErrnoError(54); + } + var errCode = FS.nodePermissions(lookup.node, 'x'); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + FS.currentPath = lookup.path; + }, + createDefaultDirectories() { + FS.mkdir('/tmp'); + FS.mkdir('/home'); + FS.mkdir('/home/web_user'); + }, + createDefaultDevices() { + // create /dev + FS.mkdir('/dev'); + // setup /dev/null + FS.registerDevice(FS.makedev(1, 3), { + read: () => 0, + write: (stream, buffer, offset, length, pos) => length, + llseek: () => 0, + }); + FS.mkdev('/dev/null', FS.makedev(1, 3)); + // setup /dev/tty and /dev/tty1 + // stderr needs to print output using err() rather than out() + // so we register a second tty just for it. + TTY.register(FS.makedev(5, 0), TTY.default_tty_ops); + TTY.register(FS.makedev(6, 0), TTY.default_tty1_ops); + FS.mkdev('/dev/tty', FS.makedev(5, 0)); + FS.mkdev('/dev/tty1', FS.makedev(6, 0)); + // setup /dev/[u]random + // use a buffer to avoid overhead of individual crypto calls per byte + var randomBuffer = new Uint8Array(1024), + randomLeft = 0; + var randomByte = () => { + if (randomLeft === 0) { + randomLeft = randomFill(randomBuffer).byteLength; + } + return randomBuffer[--randomLeft]; + }; + FS.createDevice('/dev', 'random', randomByte); + FS.createDevice('/dev', 'urandom', randomByte); + // we're not going to emulate the actual shm device, + // just create the tmp dirs that reside in it commonly + FS.mkdir('/dev/shm'); + FS.mkdir('/dev/shm/tmp'); + }, + createSpecialDirectories() { + // create /proc/self/fd which allows /proc/self/fd/6 => readlink gives the + // name of the stream for fd 6 (see test_unistd_ttyname) + FS.mkdir('/proc'); + var proc_self = FS.mkdir('/proc/self'); + FS.mkdir('/proc/self/fd'); + FS.mount( + { + mount() { + var node = FS.createNode(proc_self, 'fd', 16895, 73); + node.stream_ops = { + llseek: MEMFS.stream_ops.llseek, + }; + node.node_ops = { + lookup(parent, name) { + var fd = +name; + var stream = FS.getStreamChecked(fd); + var ret = { + parent: null, + mount: { + mountpoint: 'fake', + }, + node_ops: { + readlink: () => stream.path, + }, + id: fd + 1, + }; + ret.parent = ret; + // make it look like a simple root node + return ret; + }, + readdir() { + return Array.from(FS.streams.entries()) + .filter(([k, v]) => v) + .map(([k, v]) => k.toString()); + }, + }; + return node; + }, + }, + {}, + '/proc/self/fd' + ); + }, + createStandardStreams(input, output, error) { + // TODO deprecate the old functionality of a single + // input / output callback and that utilizes FS.createDevice + // and instead require a unique set of stream ops + // by default, we symlink the standard streams to the + // default tty devices. however, if the standard streams + // have been overwritten we create a unique device for + // them instead. + if (input) { + FS.createDevice('/dev', 'stdin', input); + } else { + FS.symlink('/dev/tty', '/dev/stdin'); + } + if (output) { + FS.createDevice('/dev', 'stdout', null, output); + } else { + FS.symlink('/dev/tty', '/dev/stdout'); + } + if (error) { + FS.createDevice('/dev', 'stderr', null, error); + } else { + FS.symlink('/dev/tty1', '/dev/stderr'); + } + // open default streams for the stdin, stdout and stderr devices + var stdin = FS.open('/dev/stdin', 0); + var stdout = FS.open('/dev/stdout', 1); + var stderr = FS.open('/dev/stderr', 1); + }, + staticInit() { + FS.nameTable = new Array(4096); + FS.mount(MEMFS, {}, '/'); + FS.createDefaultDirectories(); + FS.createDefaultDevices(); + FS.createSpecialDirectories(); + FS.filesystems = { + MEMFS: MEMFS, + NODEFS: NODEFS, + PROXYFS: PROXYFS, + }; + }, + init(input, output, error) { + FS.initialized = true; + // Allow Module.stdin etc. to provide defaults, if none explicitly passed to us here + input ??= Module['stdin']; + output ??= Module['stdout']; + error ??= Module['stderr']; + FS.createStandardStreams(input, output, error); + }, + quit() { + FS.initialized = false; + // force-flush all streams, so we get musl std streams printed out + _fflush(0); + // close all of our streams + for (var i = 0; i < FS.streams.length; i++) { + var stream = FS.streams[i]; + if (!stream) { + continue; + } + FS.close(stream); + } + }, + findObject(path, dontResolveLastLink) { + var ret = FS.analyzePath(path, dontResolveLastLink); + if (!ret.exists) { + return null; + } + return ret.object; + }, + analyzePath(path, dontResolveLastLink) { + // operate from within the context of the symlink's target + try { + var lookup = FS.lookupPath(path, { + follow: !dontResolveLastLink, + }); + path = lookup.path; + } catch (e) {} + var ret = { + isRoot: false, + exists: false, + error: 0, + name: null, + path: null, + object: null, + parentExists: false, + parentPath: null, + parentObject: null, + }; + try { + var lookup = FS.lookupPath(path, { + parent: true, + }); + ret.parentExists = true; + ret.parentPath = lookup.path; + ret.parentObject = lookup.node; + ret.name = PATH.basename(path); + lookup = FS.lookupPath(path, { + follow: !dontResolveLastLink, + }); + ret.exists = true; + ret.path = lookup.path; + ret.object = lookup.node; + ret.name = lookup.node.name; + ret.isRoot = lookup.path === '/'; + } catch (e) { + ret.error = e.errno; + } + return ret; + }, + createPath(parent, path, canRead, canWrite) { + parent = typeof parent == 'string' ? parent : FS.getPath(parent); + var parts = path.split('/').reverse(); + while (parts.length) { + var part = parts.pop(); + if (!part) continue; + var current = PATH.join2(parent, part); + try { + FS.mkdir(current); + } catch (e) {} + // ignore EEXIST + parent = current; + } + return current; + }, + createFile(parent, name, properties, canRead, canWrite) { + var path = PATH.join2( + typeof parent == 'string' ? parent : FS.getPath(parent), + name + ); + var mode = FS_getMode(canRead, canWrite); + return FS.create(path, mode); + }, + createDataFile(parent, name, data, canRead, canWrite, canOwn) { + var path = name; + if (parent) { + parent = + typeof parent == 'string' ? parent : FS.getPath(parent); + path = name ? PATH.join2(parent, name) : parent; + } + var mode = FS_getMode(canRead, canWrite); + var node = FS.create(path, mode); + if (data) { + if (typeof data == 'string') { + var arr = new Array(data.length); + for (var i = 0, len = data.length; i < len; ++i) + arr[i] = data.charCodeAt(i); + data = arr; + } + // make sure we can write to the file + FS.chmod(node, mode | 146); + var stream = FS.open(node, 577); + FS.write(stream, data, 0, data.length, 0, canOwn); + FS.close(stream); + FS.chmod(node, mode); + } + }, + createDevice(parent, name, input, output) { + var path = PATH.join2( + typeof parent == 'string' ? parent : FS.getPath(parent), + name + ); + var mode = FS_getMode(!!input, !!output); + FS.createDevice.major ??= 64; + var dev = FS.makedev(FS.createDevice.major++, 0); + // Create a fake device that a set of stream ops to emulate + // the old behavior. + FS.registerDevice(dev, { + open(stream) { + stream.seekable = false; + }, + close(stream) { + // flush any pending line data + if (output?.buffer?.length) { + output(10); + } + }, + read(stream, buffer, offset, length, pos) { + /* ignored */ var bytesRead = 0; + for (var i = 0; i < length; i++) { + var result; + try { + result = input(); + } catch (e) { + throw new FS.ErrnoError(29); + } + if (result === undefined && bytesRead === 0) { + throw new FS.ErrnoError(6); + } + if (result === null || result === undefined) break; + bytesRead++; + buffer[offset + i] = result; + } + if (bytesRead) { + stream.node.atime = Date.now(); + } + return bytesRead; + }, + write(stream, buffer, offset, length, pos) { + for (var i = 0; i < length; i++) { + try { + output(buffer[offset + i]); + } catch (e) { + throw new FS.ErrnoError(29); + } + } + if (length) { + stream.node.mtime = stream.node.ctime = Date.now(); + } + return i; + }, + }); + return FS.mkdev(path, mode, dev); + }, + forceLoadFile(obj) { + if (obj.isDevice || obj.isFolder || obj.link || obj.contents) + return true; + if (typeof XMLHttpRequest != 'undefined') { + throw new Error( + 'Lazy loading should have been performed (contents set) in createLazyFile, but it was not. Lazy loading only works in web workers. Use --embed-file or --preload-file in emcc on the main thread.' + ); + } else { + // Command-line. + try { + obj.contents = readBinary(obj.url); + obj.usedBytes = obj.contents.length; + } catch (e) { + throw new FS.ErrnoError(29); + } + } + }, + createLazyFile(parent, name, url, canRead, canWrite) { + // Lazy chunked Uint8Array (implements get and length from Uint8Array). + // Actual getting is abstracted away for eventual reuse. + class LazyUint8Array { + lengthKnown = false; + chunks = []; + // Loaded chunks. Index is the chunk number + get(idx) { + if (idx > this.length - 1 || idx < 0) { + return undefined; + } + var chunkOffset = idx % this.chunkSize; + var chunkNum = (idx / this.chunkSize) | 0; + return this.getter(chunkNum)[chunkOffset]; + } + setDataGetter(getter) { + this.getter = getter; + } + cacheLength() { + // Find length + var xhr = new XMLHttpRequest(); + xhr.open('HEAD', url, false); + xhr.send(null); + if ( + !( + (xhr.status >= 200 && xhr.status < 300) || + xhr.status === 304 + ) + ) + throw new Error( + "Couldn't load " + url + '. Status: ' + xhr.status + ); + var datalength = Number( + xhr.getResponseHeader('Content-length') + ); + var header; + var hasByteServing = + (header = xhr.getResponseHeader('Accept-Ranges')) && + header === 'bytes'; + var usesGzip = + (header = xhr.getResponseHeader('Content-Encoding')) && + header === 'gzip'; + var chunkSize = 1024 * 1024; + // Chunk size in bytes + if (!hasByteServing) chunkSize = datalength; + // Function to get a range from the remote URL. + var doXHR = (from, to) => { + if (from > to) + throw new Error( + 'invalid range (' + + from + + ', ' + + to + + ') or no bytes requested!' + ); + if (to > datalength - 1) + throw new Error( + 'only ' + + datalength + + ' bytes available! programmer error!' + ); + // TODO: Use mozResponseArrayBuffer, responseStream, etc. if available. + var xhr = new XMLHttpRequest(); + xhr.open('GET', url, false); + if (datalength !== chunkSize) + xhr.setRequestHeader( + 'Range', + 'bytes=' + from + '-' + to + ); + // Some hints to the browser that we want binary data. + xhr.responseType = 'arraybuffer'; + if (xhr.overrideMimeType) { + xhr.overrideMimeType( + 'text/plain; charset=x-user-defined' + ); + } + xhr.send(null); + if ( + !( + (xhr.status >= 200 && xhr.status < 300) || + xhr.status === 304 + ) + ) + throw new Error( + "Couldn't load " + + url + + '. Status: ' + + xhr.status + ); + if (xhr.response !== undefined) { + return new Uint8Array( + /** @type{Array} */ (xhr.response || []) + ); + } + return intArrayFromString(xhr.responseText || '', true); + }; + var lazyArray = this; + lazyArray.setDataGetter((chunkNum) => { + var start = chunkNum * chunkSize; + var end = (chunkNum + 1) * chunkSize - 1; + // including this byte + end = Math.min(end, datalength - 1); + // if datalength-1 is selected, this is the last block + if (typeof lazyArray.chunks[chunkNum] == 'undefined') { + lazyArray.chunks[chunkNum] = doXHR(start, end); + } + if (typeof lazyArray.chunks[chunkNum] == 'undefined') + throw new Error('doXHR failed!'); + return lazyArray.chunks[chunkNum]; + }); + if (usesGzip || !datalength) { + // if the server uses gzip or doesn't supply the length, we have to download the whole file to get the (uncompressed) length + chunkSize = datalength = 1; + // this will force getter(0)/doXHR do download the whole file + datalength = this.getter(0).length; + chunkSize = datalength; + out( + 'LazyFiles on gzip forces download of the whole file when length is accessed' + ); + } + this._length = datalength; + this._chunkSize = chunkSize; + this.lengthKnown = true; + } + get length() { + if (!this.lengthKnown) { + this.cacheLength(); + } + return this._length; + } + get chunkSize() { + if (!this.lengthKnown) { + this.cacheLength(); + } + return this._chunkSize; + } + } + if (typeof XMLHttpRequest != 'undefined') { + if (!ENVIRONMENT_IS_WORKER) + throw 'Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc'; + var lazyArray = new LazyUint8Array(); + var properties = { + isDevice: false, + contents: lazyArray, + }; + } else { + var properties = { + isDevice: false, + url, + }; + } + var node = FS.createFile( + parent, + name, + properties, + canRead, + canWrite + ); + // This is a total hack, but I want to get this lazy file code out of the + // core of MEMFS. If we want to keep this lazy file concept I feel it should + // be its own thin LAZYFS proxying calls to MEMFS. + if (properties.contents) { + node.contents = properties.contents; + } else if (properties.url) { + node.contents = null; + node.url = properties.url; + } + // Add a function that defers querying the file size until it is asked the first time. + Object.defineProperties(node, { + usedBytes: { + get: function () { + return this.contents.length; + }, + }, + }); + // override each stream op with one that tries to force load the lazy file first + var stream_ops = {}; + var keys = Object.keys(node.stream_ops); + keys.forEach((key) => { + var fn = node.stream_ops[key]; + stream_ops[key] = (...args) => { + FS.forceLoadFile(node); + return fn(...args); + }; + }); + function writeChunks(stream, buffer, offset, length, position) { + var contents = stream.node.contents; + if (position >= contents.length) return 0; + var size = Math.min(contents.length - position, length); + if (contents.slice) { + // normal array + for (var i = 0; i < size; i++) { + buffer[offset + i] = contents[position + i]; + } + } else { + for (var i = 0; i < size; i++) { + // LazyUint8Array from sync binary XHR + buffer[offset + i] = contents.get(position + i); + } + } + return size; + } + // use a custom read function + stream_ops.read = (stream, buffer, offset, length, position) => { + FS.forceLoadFile(node); + return writeChunks(stream, buffer, offset, length, position); + }; + // use a custom mmap function + stream_ops.mmap = (stream, length, position, prot, flags) => { + FS.forceLoadFile(node); + var ptr = mmapAlloc(length); + if (!ptr) { + throw new FS.ErrnoError(48); + } + writeChunks(stream, HEAP8, ptr, length, position); + return { + ptr, + allocated: true, + }; + }; + node.stream_ops = stream_ops; + return node; + }, + }; + + Module['FS'] = FS; + + var SOCKFS = { + websocketArgs: {}, + callbacks: {}, + on(event, callback) { + SOCKFS.callbacks[event] = callback; + }, + emit(event, param) { + SOCKFS.callbacks[event]?.(param); + }, + mount(mount) { + // The incomming Module['websocket'] can be used for configuring + // configuring subprotocol/url, etc + SOCKFS.websocketArgs = Module['websocket'] || {}; + // Add the Event registration mechanism to the exported websocket configuration + // object so we can register network callbacks from native JavaScript too. + // For more documentation see system/include/emscripten/emscripten.h + (Module['websocket'] ??= {})['on'] = SOCKFS.on; + return FS.createNode(null, '/', 16895, 0); + }, + createSocket(family, type, protocol) { + type &= ~526336; + // Some applications may pass it; it makes no sense for a single process. + var streaming = type == 1; + if (streaming && protocol && protocol != 6) { + throw new FS.ErrnoError(66); + } + // create our internal socket structure + var sock = { + family, + type, + protocol, + server: null, + error: null, + // Used in getsockopt for SOL_SOCKET/SO_ERROR test + peers: {}, + pending: [], + recv_queue: [], + sock_ops: SOCKFS.websocket_sock_ops, + }; + // create the filesystem node to store the socket structure + var name = SOCKFS.nextname(); + var node = FS.createNode(SOCKFS.root, name, 49152, 0); + node.sock = sock; + // and the wrapping stream that enables library functions such + // as read and write to indirectly interact with the socket + var stream = FS.createStream({ + path: name, + node, + flags: 2, + seekable: false, + stream_ops: SOCKFS.stream_ops, + }); + // map the new stream to the socket structure (sockets have a 1:1 + // relationship with a stream) + sock.stream = stream; + return sock; + }, + getSocket(fd) { + var stream = FS.getStream(fd); + if (!stream || !FS.isSocket(stream.node.mode)) { + return null; + } + return stream.node.sock; + }, + stream_ops: { + poll(stream) { + var sock = stream.node.sock; + return sock.sock_ops.poll(sock); + }, + ioctl(stream, request, varargs) { + var sock = stream.node.sock; + return sock.sock_ops.ioctl(sock, request, varargs); + }, + read(stream, buffer, offset, length, position) { + /* ignored */ var sock = stream.node.sock; + var msg = sock.sock_ops.recvmsg(sock, length); + if (!msg) { + // socket is closed + return 0; + } + buffer.set(msg.buffer, offset); + return msg.buffer.length; + }, + write(stream, buffer, offset, length, position) { + /* ignored */ var sock = stream.node.sock; + return sock.sock_ops.sendmsg(sock, buffer, offset, length); + }, + close(stream) { + var sock = stream.node.sock; + sock.sock_ops.close(sock); + }, + }, + nextname() { + if (!SOCKFS.nextname.current) { + SOCKFS.nextname.current = 0; + } + return `socket[${SOCKFS.nextname.current++}]`; + }, + websocket_sock_ops: { + createPeer(sock, addr, port) { + var ws; + if (typeof addr == 'object') { + ws = addr; + addr = null; + port = null; + } + if (ws) { + // for sockets that've already connected (e.g. we're the server) + // we can inspect the _socket property for the address + if (ws._socket) { + addr = ws._socket.remoteAddress; + port = ws._socket.remotePort; + } // if we're just now initializing a connection to the remote, + // inspect the url property + else { + var result = /ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url); + if (!result) { + throw new Error( + 'WebSocket URL must be in the format ws(s)://address:port' + ); + } + addr = result[1]; + port = parseInt(result[2], 10); + } + } else { + // create the actual websocket object and connect + try { + // The default value is 'ws://' the replace is needed because the compiler replaces '//' comments with '#' + // comments without checking context, so we'd end up with ws:#, the replace swaps the '#' for '//' again. + var url = 'ws:#'.replace('#', '//'); + // Make the WebSocket subprotocol (Sec-WebSocket-Protocol) default to binary if no configuration is set. + var subProtocols = 'binary'; + // The default value is 'binary' + // The default WebSocket options + var opts = undefined; + // Fetch runtime WebSocket URL config. + if ('function' === typeof SOCKFS.websocketArgs['url']) { + url = SOCKFS.websocketArgs['url'](...arguments); + } else if ( + 'string' === typeof SOCKFS.websocketArgs['url'] + ) { + url = SOCKFS.websocketArgs['url']; + } + // Fetch runtime WebSocket subprotocol config. + if (SOCKFS.websocketArgs['subprotocol']) { + subProtocols = SOCKFS.websocketArgs['subprotocol']; + } else if ( + SOCKFS.websocketArgs['subprotocol'] === null + ) { + subProtocols = 'null'; + } + if (url === 'ws://' || url === 'wss://') { + // Is the supplied URL config just a prefix, if so complete it. + var parts = addr.split('/'); + url = + url + + parts[0] + + ':' + + port + + '/' + + parts.slice(1).join('/'); + } + if (subProtocols !== 'null') { + // The regex trims the string (removes spaces at the beginning and end, then splits the string by + // , into an Array. Whitespace removal is important for Websockify and ws. + subProtocols = subProtocols + .replace(/^ +| +$/g, '') + .split(/ *, */); + opts = subProtocols; + } + // If node we use the ws library. + var WebSocketConstructor; + if (ENVIRONMENT_IS_NODE) { + WebSocketConstructor = + /** @type{(typeof WebSocket)} */ ( + require('ws') + ); + } else { + WebSocketConstructor = WebSocket; + } + if (Module['websocket']['decorator']) { + WebSocketConstructor = + Module['websocket']['decorator']( + WebSocketConstructor + ); + } + ws = new WebSocketConstructor(url, opts); + ws.binaryType = 'arraybuffer'; + } catch (e) { + throw new FS.ErrnoError(23); + } + } + var peer = { + addr, + port, + socket: ws, + msg_send_queue: [], + }; + SOCKFS.websocket_sock_ops.addPeer(sock, peer); + SOCKFS.websocket_sock_ops.handlePeerEvents(sock, peer); + // if this is a bound dgram socket, send the port number first to allow + // us to override the ephemeral port reported to us by remotePort on the + // remote end. + if (sock.type === 2 && typeof sock.sport != 'undefined') { + peer.msg_send_queue.push( + new Uint8Array([ + 255, + 255, + 255, + 255, + 'p'.charCodeAt(0), + 'o'.charCodeAt(0), + 'r'.charCodeAt(0), + 't'.charCodeAt(0), + (sock.sport & 65280) >> 8, + sock.sport & 255, + ]) + ); + } + return peer; + }, + getPeer(sock, addr, port) { + return sock.peers[addr + ':' + port]; + }, + addPeer(sock, peer) { + sock.peers[peer.addr + ':' + peer.port] = peer; + }, + removePeer(sock, peer) { + delete sock.peers[peer.addr + ':' + peer.port]; + }, + handlePeerEvents(sock, peer) { + var first = true; + var handleOpen = function () { + sock.connecting = false; + SOCKFS.emit('open', sock.stream.fd); + try { + var queued = peer.msg_send_queue.shift(); + while (queued) { + peer.socket.send(queued); + queued = peer.msg_send_queue.shift(); + } + } catch (e) { + // not much we can do here in the way of proper error handling as we've already + // lied and said this data was sent. shut it down. + peer.socket.close(); + } + }; + function handleMessage(data) { + if (typeof data == 'string') { + var encoder = new TextEncoder(); + // should be utf-8 + data = encoder.encode(data); + } // make a typed array from the string + else { + assert(data.byteLength !== undefined); + // must receive an ArrayBuffer + if (data.byteLength == 0) { + // An empty ArrayBuffer will emit a pseudo disconnect event + // as recv/recvmsg will return zero which indicates that a socket + // has performed a shutdown although the connection has not been disconnected yet. + return; + } + data = new Uint8Array(data); + } + // if this is the port message, override the peer's port with it + var wasfirst = first; + first = false; + if ( + wasfirst && + data.length === 10 && + data[0] === 255 && + data[1] === 255 && + data[2] === 255 && + data[3] === 255 && + data[4] === 'p'.charCodeAt(0) && + data[5] === 'o'.charCodeAt(0) && + data[6] === 'r'.charCodeAt(0) && + data[7] === 't'.charCodeAt(0) + ) { + // update the peer's port and it's key in the peer map + var newport = (data[8] << 8) | data[9]; + SOCKFS.websocket_sock_ops.removePeer(sock, peer); + peer.port = newport; + SOCKFS.websocket_sock_ops.addPeer(sock, peer); + return; + } + sock.recv_queue.push({ + addr: peer.addr, + port: peer.port, + data, + }); + SOCKFS.emit('message', sock.stream.fd); + } + if (ENVIRONMENT_IS_NODE) { + peer.socket.on('open', handleOpen); + peer.socket.on('message', function (data, isBinary) { + if (!isBinary) { + return; + } + handleMessage(new Uint8Array(data).buffer); + }); + // copy from node Buffer -> ArrayBuffer + peer.socket.on('close', function () { + SOCKFS.emit('close', sock.stream.fd); + }); + peer.socket.on('error', function (error) { + // Although the ws library may pass errors that may be more descriptive than + // ECONNREFUSED they are not necessarily the expected error code e.g. + // ENOTFOUND on getaddrinfo seems to be node.js specific, so using ECONNREFUSED + // is still probably the most useful thing to do. + sock.error = 14; + // Used in getsockopt for SOL_SOCKET/SO_ERROR test. + SOCKFS.emit('error', [ + sock.stream.fd, + sock.error, + 'ECONNREFUSED: Connection refused', + ]); + }); + } else { + peer.socket.onopen = handleOpen; + peer.socket.onclose = function () { + SOCKFS.emit('close', sock.stream.fd); + }; + peer.socket.onmessage = function peer_socket_onmessage( + event + ) { + handleMessage(event.data); + }; + peer.socket.onerror = function (error) { + // The WebSocket spec only allows a 'simple event' to be thrown on error, + // so we only really know as much as ECONNREFUSED. + sock.error = 14; + // Used in getsockopt for SOL_SOCKET/SO_ERROR test. + SOCKFS.emit('error', [ + sock.stream.fd, + sock.error, + 'ECONNREFUSED: Connection refused', + ]); + }; + } + }, + poll(sock) { + if (sock.type === 1 && sock.server) { + // listen sockets should only say they're available for reading + // if there are pending clients. + return sock.pending.length ? 64 | 1 : 0; + } + var mask = 0; + var dest = + sock.type === 1 // we only care about the socket state for connection-based sockets + ? SOCKFS.websocket_sock_ops.getPeer( + sock, + sock.daddr, + sock.dport + ) + : null; + if ( + sock.recv_queue.length || + !dest || // connection-less sockets are always ready to read + (dest && dest.socket.readyState === dest.socket.CLOSING) || + (dest && dest.socket.readyState === dest.socket.CLOSED) + ) { + // let recv return 0 once closed + mask |= 64 | 1; + } + if ( + !dest || // connection-less sockets are always ready to write + (dest && dest.socket.readyState === dest.socket.OPEN) + ) { + mask |= 4; + } + if ( + (dest && dest.socket.readyState === dest.socket.CLOSING) || + (dest && dest.socket.readyState === dest.socket.CLOSED) + ) { + // When an non-blocking connect fails mark the socket as writable. + // Its up to the calling code to then use getsockopt with SO_ERROR to + // retrieve the error. + // See https://man7.org/linux/man-pages/man2/connect.2.html + if (sock.connecting) { + mask |= 4; + } else { + mask |= 16; + } + } + return mask; + }, + ioctl(sock, request, arg) { + switch (request) { + case 21531: + var bytes = 0; + if (sock.recv_queue.length) { + bytes = sock.recv_queue[0].data.length; + } + HEAP32[arg >> 2] = bytes; + return 0; + + default: + return 28; + } + }, + close(sock) { + // if we've spawned a listen server, close it + if (sock.server) { + try { + sock.server.close(); + } catch (e) {} + sock.server = null; + } + // close any peer connections + var peers = Object.keys(sock.peers); + for (var i = 0; i < peers.length; i++) { + var peer = sock.peers[peers[i]]; + try { + peer.socket.close(); + } catch (e) {} + SOCKFS.websocket_sock_ops.removePeer(sock, peer); + } + return 0; + }, + bind(sock, addr, port) { + if ( + typeof sock.saddr != 'undefined' || + typeof sock.sport != 'undefined' + ) { + throw new FS.ErrnoError(28); + } + // already bound + sock.saddr = addr; + sock.sport = port; + // in order to emulate dgram sockets, we need to launch a listen server when + // binding on a connection-less socket + // note: this is only required on the server side + if (sock.type === 2) { + // close the existing server if it exists + if (sock.server) { + sock.server.close(); + sock.server = null; + } + // swallow error operation not supported error that occurs when binding in the + // browser where this isn't supported + try { + sock.sock_ops.listen(sock, 0); + } catch (e) { + if (!(e.name === 'ErrnoError')) throw e; + if (e.errno !== 138) throw e; + } + } + }, + connect(sock, addr, port) { + if (sock.server) { + throw new FS.ErrnoError(138); + } + // TODO autobind + // if (!sock.addr && sock.type == 2) { + // } + // early out if we're already connected / in the middle of connecting + if ( + typeof sock.daddr != 'undefined' && + typeof sock.dport != 'undefined' + ) { + var dest = SOCKFS.websocket_sock_ops.getPeer( + sock, + sock.daddr, + sock.dport + ); + if (dest) { + if (dest.socket.readyState === dest.socket.CONNECTING) { + throw new FS.ErrnoError(7); + } else { + throw new FS.ErrnoError(30); + } + } + } + // add the socket to our peer list and set our + // destination address / port to match + var peer = SOCKFS.websocket_sock_ops.createPeer( + sock, + addr, + port + ); + sock.daddr = peer.addr; + sock.dport = peer.port; + // because we cannot synchronously block to wait for the WebSocket + // connection to complete, we return here pretending that the connection + // was a success. + sock.connecting = true; + }, + listen(sock, backlog) { + if (!ENVIRONMENT_IS_NODE) { + throw new FS.ErrnoError(138); + } + if (sock.server) { + throw new FS.ErrnoError(28); + } + // already listening + var WebSocketServer = require('ws').Server; + var host = sock.saddr; + if (Module['websocket']['serverDecorator']) { + WebSocketServer = + Module['websocket']['serverDecorator'](WebSocketServer); + } + sock.server = new WebSocketServer({ + host, + port: sock.sport, + }); + // TODO support backlog + SOCKFS.emit('listen', sock.stream.fd); + // Send Event with listen fd. + sock.server.on('connection', function (ws) { + if (sock.type === 1) { + var newsock = SOCKFS.createSocket( + sock.family, + sock.type, + sock.protocol + ); + // create a peer on the new socket + var peer = SOCKFS.websocket_sock_ops.createPeer( + newsock, + ws + ); + newsock.daddr = peer.addr; + newsock.dport = peer.port; + // push to queue for accept to pick up + sock.pending.push(newsock); + SOCKFS.emit('connection', newsock.stream.fd); + } else { + // create a peer on the listen socket so calling sendto + // with the listen socket and an address will resolve + // to the correct client + SOCKFS.websocket_sock_ops.createPeer(sock, ws); + SOCKFS.emit('connection', sock.stream.fd); + } + }); + sock.server.on('close', function () { + SOCKFS.emit('close', sock.stream.fd); + sock.server = null; + }); + sock.server.on('error', function (error) { + // Although the ws library may pass errors that may be more descriptive than + // ECONNREFUSED they are not necessarily the expected error code e.g. + // ENOTFOUND on getaddrinfo seems to be node.js specific, so using EHOSTUNREACH + // is still probably the most useful thing to do. This error shouldn't + // occur in a well written app as errors should get trapped in the compiled + // app's own getaddrinfo call. + sock.error = 23; + // Used in getsockopt for SOL_SOCKET/SO_ERROR test. + SOCKFS.emit('error', [ + sock.stream.fd, + sock.error, + 'EHOSTUNREACH: Host is unreachable', + ]); + }); + }, + // don't throw + accept(listensock) { + if (!listensock.server || !listensock.pending.length) { + throw new FS.ErrnoError(28); + } + var newsock = listensock.pending.shift(); + newsock.stream.flags = listensock.stream.flags; + return newsock; + }, + getname(sock, peer) { + var addr, port; + if (peer) { + if (sock.daddr === undefined || sock.dport === undefined) { + throw new FS.ErrnoError(53); + } + addr = sock.daddr; + port = sock.dport; + } else { + // TODO saddr and sport will be set for bind()'d UDP sockets, but what + // should we be returning for TCP sockets that've been connect()'d? + addr = sock.saddr || 0; + port = sock.sport || 0; + } + return { + addr, + port, + }; + }, + sendmsg(sock, buffer, offset, length, addr, port) { + if (sock.type === 2) { + // connection-less sockets will honor the message address, + // and otherwise fall back to the bound destination address + if (addr === undefined || port === undefined) { + addr = sock.daddr; + port = sock.dport; + } + // if there was no address to fall back to, error out + if (addr === undefined || port === undefined) { + throw new FS.ErrnoError(17); + } + } else { + // connection-based sockets will only use the bound + addr = sock.daddr; + port = sock.dport; + } + // find the peer for the destination address + var dest = SOCKFS.websocket_sock_ops.getPeer(sock, addr, port); + // early out if not connected with a connection-based socket + if (sock.type === 1) { + if ( + !dest || + dest.socket.readyState === dest.socket.CLOSING || + dest.socket.readyState === dest.socket.CLOSED + ) { + throw new FS.ErrnoError(53); + } + } + // create a copy of the incoming data to send, as the WebSocket API + // doesn't work entirely with an ArrayBufferView, it'll just send + // the entire underlying buffer + if (ArrayBuffer.isView(buffer)) { + offset += buffer.byteOffset; + buffer = buffer.buffer; + } + var data = buffer.slice(offset, offset + length); + // if we don't have a cached connectionless UDP datagram connection, or + // the TCP socket is still connecting, queue the message to be sent upon + // connect, and lie, saying the data was sent now. + if (!dest || dest.socket.readyState !== dest.socket.OPEN) { + // if we're not connected, open a new connection + if (sock.type === 2) { + if ( + !dest || + dest.socket.readyState === dest.socket.CLOSING || + dest.socket.readyState === dest.socket.CLOSED + ) { + dest = SOCKFS.websocket_sock_ops.createPeer( + sock, + addr, + port + ); + } + } + dest.msg_send_queue.push(data); + return length; + } + try { + // send the actual data + dest.socket.send(data); + return length; + } catch (e) { + throw new FS.ErrnoError(28); + } + }, + recvmsg(sock, length, flags) { + // http://pubs.opengroup.org/onlinepubs/7908799/xns/recvmsg.html + if (sock.type === 1 && sock.server) { + // tcp servers should not be recv()'ing on the listen socket + throw new FS.ErrnoError(53); + } + var queued = sock.recv_queue.shift(); + if (!queued) { + if (sock.type === 1) { + var dest = SOCKFS.websocket_sock_ops.getPeer( + sock, + sock.daddr, + sock.dport + ); + if (!dest) { + // if we have a destination address but are not connected, error out + throw new FS.ErrnoError(53); + } + if ( + dest.socket.readyState === dest.socket.CLOSING || + dest.socket.readyState === dest.socket.CLOSED + ) { + // return null if the socket has closed + return null; + } + // else, our socket is in a valid state but truly has nothing available + throw new FS.ErrnoError(6); + } + throw new FS.ErrnoError(6); + } + // queued.data will be an ArrayBuffer if it's unadulterated, but if it's + // requeued TCP data it'll be an ArrayBufferView + var queuedLength = queued.data.byteLength || queued.data.length; + var queuedOffset = queued.data.byteOffset || 0; + var queuedBuffer = queued.data.buffer || queued.data; + var bytesRead = Math.min(length, queuedLength); + var res = { + buffer: new Uint8Array( + queuedBuffer, + queuedOffset, + bytesRead + ), + addr: queued.addr, + port: queued.port, + }; + // push back any unread data for TCP connections + if (flags & 2) { + bytesRead = 0; + } + if (sock.type === 1 && bytesRead < queuedLength) { + var bytesRemaining = queuedLength - bytesRead; + queued.data = new Uint8Array( + queuedBuffer, + queuedOffset + bytesRead, + bytesRemaining + ); + sock.recv_queue.unshift(queued); + } + return res; + }, + }, + }; + + var getSocketFromFD = (fd) => { + var socket = SOCKFS.getSocket(fd); + if (!socket) throw new FS.ErrnoError(8); + return socket; + }; + + var inetPton4 = (str) => { + var b = str.split('.'); + for (var i = 0; i < 4; i++) { + var tmp = Number(b[i]); + if (isNaN(tmp)) return null; + b[i] = tmp; + } + return (b[0] | (b[1] << 8) | (b[2] << 16) | (b[3] << 24)) >>> 0; + }; + + /** @suppress {checkTypes} */ var jstoi_q = (str) => parseInt(str); + + var inetPton6 = (str) => { + var words; + var w, offset, z; + /* http://home.deds.nl/~aeron/regex/ */ var valid6regx = + /^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i; + var parts = []; + if (!valid6regx.test(str)) { + return null; + } + if (str === '::') { + return [0, 0, 0, 0, 0, 0, 0, 0]; + } + // Z placeholder to keep track of zeros when splitting the string on ":" + if (str.startsWith('::')) { + str = str.replace('::', 'Z:'); + } // leading zeros case + else { + str = str.replace('::', ':Z:'); + } + if (str.indexOf('.') > 0) { + // parse IPv4 embedded stress + str = str.replace(new RegExp('[.]', 'g'), ':'); + words = str.split(':'); + words[words.length - 4] = + jstoi_q(words[words.length - 4]) + + jstoi_q(words[words.length - 3]) * 256; + words[words.length - 3] = + jstoi_q(words[words.length - 2]) + + jstoi_q(words[words.length - 1]) * 256; + words = words.slice(0, words.length - 2); + } else { + words = str.split(':'); + } + offset = 0; + z = 0; + for (w = 0; w < words.length; w++) { + if (typeof words[w] == 'string') { + if (words[w] === 'Z') { + // compressed zeros - write appropriate number of zero words + for (z = 0; z < 8 - words.length + 1; z++) { + parts[w + z] = 0; + } + offset = z - 1; + } else { + // parse hex to field to 16-bit value and write it in network byte-order + parts[w + offset] = _htons(parseInt(words[w], 16)); + } + } else { + // parsed IPv4 words + parts[w + offset] = words[w]; + } + } + return [ + (parts[1] << 16) | parts[0], + (parts[3] << 16) | parts[2], + (parts[5] << 16) | parts[4], + (parts[7] << 16) | parts[6], + ]; + }; + + /** @param {number=} addrlen */ var writeSockaddr = ( + sa, + family, + addr, + port, + addrlen + ) => { + switch (family) { + case 2: + addr = inetPton4(addr); + zeroMemory(sa, 16); + if (addrlen) { + HEAP32[addrlen >> 2] = 16; + } + HEAP16[sa >> 1] = family; + HEAP32[(sa + 4) >> 2] = addr; + HEAP16[(sa + 2) >> 1] = _htons(port); + break; + + case 10: + addr = inetPton6(addr); + zeroMemory(sa, 28); + if (addrlen) { + HEAP32[addrlen >> 2] = 28; + } + HEAP32[sa >> 2] = family; + HEAP32[(sa + 8) >> 2] = addr[0]; + HEAP32[(sa + 12) >> 2] = addr[1]; + HEAP32[(sa + 16) >> 2] = addr[2]; + HEAP32[(sa + 20) >> 2] = addr[3]; + HEAP16[(sa + 2) >> 1] = _htons(port); + break; + + default: + return 5; + } + return 0; + }; + + var DNS = { + address_map: { + id: 1, + addrs: {}, + names: {}, + }, + lookup_name(name) { + // If the name is already a valid ipv4 / ipv6 address, don't generate a fake one. + var res = inetPton4(name); + if (res !== null) { + return name; + } + res = inetPton6(name); + if (res !== null) { + return name; + } + // See if this name is already mapped. + var addr; + if (DNS.address_map.addrs[name]) { + addr = DNS.address_map.addrs[name]; + } else { + var id = DNS.address_map.id++; + assert(id < 65535, 'exceeded max address mappings of 65535'); + addr = '172.29.' + (id & 255) + '.' + (id & 65280); + DNS.address_map.names[addr] = name; + DNS.address_map.addrs[name] = addr; + } + return addr; + }, + lookup_addr(addr) { + if (DNS.address_map.names[addr]) { + return DNS.address_map.names[addr]; + } + return null; + }, + }; + + function ___syscall_accept4(fd, addr, addrlen, flags, d1, d2) { + try { + var sock = getSocketFromFD(fd); + var newsock = sock.sock_ops.accept(sock); + if (addr) { + var errno = writeSockaddr( + addr, + newsock.family, + DNS.lookup_name(newsock.daddr), + newsock.dport, + addrlen + ); + } + return newsock.stream.fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var inetNtop4 = (addr) => + (addr & 255) + + '.' + + ((addr >> 8) & 255) + + '.' + + ((addr >> 16) & 255) + + '.' + + ((addr >> 24) & 255); + + var inetNtop6 = (ints) => { + // ref: http://www.ietf.org/rfc/rfc2373.txt - section 2.5.4 + // Format for IPv4 compatible and mapped 128-bit IPv6 Addresses + // 128-bits are split into eight 16-bit words + // stored in network byte order (big-endian) + // | 80 bits | 16 | 32 bits | + // +-----------------------------------------------------------------+ + // | 10 bytes | 2 | 4 bytes | + // +--------------------------------------+--------------------------+ + // + 5 words | 1 | 2 words | + // +--------------------------------------+--------------------------+ + // |0000..............................0000|0000| IPv4 ADDRESS | (compatible) + // +--------------------------------------+----+---------------------+ + // |0000..............................0000|FFFF| IPv4 ADDRESS | (mapped) + // +--------------------------------------+----+---------------------+ + var str = ''; + var word = 0; + var longest = 0; + var lastzero = 0; + var zstart = 0; + var len = 0; + var i = 0; + var parts = [ + ints[0] & 65535, + ints[0] >> 16, + ints[1] & 65535, + ints[1] >> 16, + ints[2] & 65535, + ints[2] >> 16, + ints[3] & 65535, + ints[3] >> 16, + ]; + // Handle IPv4-compatible, IPv4-mapped, loopback and any/unspecified addresses + var hasipv4 = true; + var v4part = ''; + // check if the 10 high-order bytes are all zeros (first 5 words) + for (i = 0; i < 5; i++) { + if (parts[i] !== 0) { + hasipv4 = false; + break; + } + } + if (hasipv4) { + // low-order 32-bits store an IPv4 address (bytes 13 to 16) (last 2 words) + v4part = inetNtop4(parts[6] | (parts[7] << 16)); + // IPv4-mapped IPv6 address if 16-bit value (bytes 11 and 12) == 0xFFFF (6th word) + if (parts[5] === -1) { + str = '::ffff:'; + str += v4part; + return str; + } + // IPv4-compatible IPv6 address if 16-bit value (bytes 11 and 12) == 0x0000 (6th word) + if (parts[5] === 0) { + str = '::'; + //special case IPv6 addresses + if (v4part === '0.0.0.0') v4part = ''; + // any/unspecified address + if (v4part === '0.0.0.1') v4part = '1'; + // loopback address + str += v4part; + return str; + } + } + // Handle all other IPv6 addresses + // first run to find the longest contiguous zero words + for (word = 0; word < 8; word++) { + if (parts[word] === 0) { + if (word - lastzero > 1) { + len = 0; + } + lastzero = word; + len++; + } + if (len > longest) { + longest = len; + zstart = word - longest + 1; + } + } + for (word = 0; word < 8; word++) { + if (longest > 1) { + // compress contiguous zeros - to produce "::" + if ( + parts[word] === 0 && + word >= zstart && + word < zstart + longest + ) { + if (word === zstart) { + str += ':'; + if (zstart === 0) str += ':'; + } + //leading zeros case + continue; + } + } + // converts 16-bit words from big-endian to little-endian before converting to hex string + str += Number(_ntohs(parts[word] & 65535)).toString(16); + str += word < 7 ? ':' : ''; + } + return str; + }; + + var readSockaddr = (sa, salen) => { + // family / port offsets are common to both sockaddr_in and sockaddr_in6 + var family = HEAP16[sa >> 1]; + var port = _ntohs(HEAPU16[(sa + 2) >> 1]); + var addr; + switch (family) { + case 2: + if (salen !== 16) { + return { + errno: 28, + }; + } + addr = HEAP32[(sa + 4) >> 2]; + addr = inetNtop4(addr); + break; + + case 10: + if (salen !== 28) { + return { + errno: 28, + }; + } + addr = [ + HEAP32[(sa + 8) >> 2], + HEAP32[(sa + 12) >> 2], + HEAP32[(sa + 16) >> 2], + HEAP32[(sa + 20) >> 2], + ]; + addr = inetNtop6(addr); + break; + + default: + return { + errno: 5, + }; + } + return { + family, + addr, + port, + }; + }; + + var getSocketAddress = (addrp, addrlen) => { + var info = readSockaddr(addrp, addrlen); + if (info.errno) throw new FS.ErrnoError(info.errno); + info.addr = DNS.lookup_addr(info.addr) || info.addr; + return info; + }; + + function ___syscall_bind(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + var info = getSocketAddress(addr, addrlen); + sock.sock_ops.bind(sock, info.addr, info.port); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var SYSCALLS = { + DEFAULT_POLLMASK: 5, + calculateAt(dirfd, path, allowEmpty) { + if (PATH.isAbs(path)) { + return path; + } + // relative path + var dir; + if (dirfd === -100) { + dir = FS.cwd(); + } else { + var dirstream = SYSCALLS.getStreamFromFD(dirfd); + dir = dirstream.path; + } + if (path.length == 0) { + if (!allowEmpty) { + throw new FS.ErrnoError(44); + } + return dir; + } + return dir + '/' + path; + }, + doStat(func, path, buf) { + var stat = func(path); + HEAP32[buf >> 2] = stat.dev; + HEAP32[(buf + 4) >> 2] = stat.mode; + HEAPU32[(buf + 8) >> 2] = stat.nlink; + HEAP32[(buf + 12) >> 2] = stat.uid; + HEAP32[(buf + 16) >> 2] = stat.gid; + HEAP32[(buf + 20) >> 2] = stat.rdev; + (tempI64 = [ + stat.size >>> 0, + ((tempDouble = stat.size), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 24) >> 2] = tempI64[0]), + (HEAP32[(buf + 28) >> 2] = tempI64[1]); + HEAP32[(buf + 32) >> 2] = 4096; + HEAP32[(buf + 36) >> 2] = stat.blocks; + var atime = stat.atime.getTime(); + var mtime = stat.mtime.getTime(); + var ctime = stat.ctime.getTime(); + (tempI64 = [ + Math.floor(atime / 1e3) >>> 0, + ((tempDouble = Math.floor(atime / 1e3)), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 40) >> 2] = tempI64[0]), + (HEAP32[(buf + 44) >> 2] = tempI64[1]); + HEAPU32[(buf + 48) >> 2] = (atime % 1e3) * 1e3 * 1e3; + (tempI64 = [ + Math.floor(mtime / 1e3) >>> 0, + ((tempDouble = Math.floor(mtime / 1e3)), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 56) >> 2] = tempI64[0]), + (HEAP32[(buf + 60) >> 2] = tempI64[1]); + HEAPU32[(buf + 64) >> 2] = (mtime % 1e3) * 1e3 * 1e3; + (tempI64 = [ + Math.floor(ctime / 1e3) >>> 0, + ((tempDouble = Math.floor(ctime / 1e3)), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 72) >> 2] = tempI64[0]), + (HEAP32[(buf + 76) >> 2] = tempI64[1]); + HEAPU32[(buf + 80) >> 2] = (ctime % 1e3) * 1e3 * 1e3; + (tempI64 = [ + stat.ino >>> 0, + ((tempDouble = stat.ino), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 88) >> 2] = tempI64[0]), + (HEAP32[(buf + 92) >> 2] = tempI64[1]); + return 0; + }, + doMsync(addr, stream, len, flags, offset) { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + if (flags & 2) { + // MAP_PRIVATE calls need not to be synced back to underlying fs + return 0; + } + var buffer = HEAPU8.slice(addr, addr + len); + FS.msync(stream, buffer, offset, len, flags); + }, + getStreamFromFD(fd) { + var stream = FS.getStreamChecked(fd); + return stream; + }, + varargs: undefined, + getStr(ptr) { + var ret = UTF8ToString(ptr); + return ret; + }, + }; + + function ___syscall_chdir(path) { + try { + path = SYSCALLS.getStr(path); + FS.chdir(path); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_chmod(path, mode) { + try { + path = SYSCALLS.getStr(path); + FS.chmod(path, mode); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_connect(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + var info = getSocketAddress(addr, addrlen); + sock.sock_ops.connect(sock, info.addr, info.port); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_dup(fd) { + try { + var old = SYSCALLS.getStreamFromFD(fd); + return FS.dupStream(old).fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_dup3(fd, newfd, flags) { + try { + var old = SYSCALLS.getStreamFromFD(fd); + if (old.fd === newfd) return -28; + // Check newfd is within range of valid open file descriptors. + if (newfd < 0 || newfd >= FS.MAX_OPEN_FDS) return -8; + var existing = FS.getStream(newfd); + if (existing) FS.close(existing); + return FS.dupStream(old, newfd).fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_faccessat(dirfd, path, amode, flags) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + if (amode & ~7) { + // need a valid mode + return -28; + } + var lookup = FS.lookupPath(path, { + follow: true, + }); + var node = lookup.node; + if (!node) { + return -44; + } + var perms = ''; + if (amode & 4) perms += 'r'; + if (amode & 2) perms += 'w'; + if (amode & 1) perms += 'x'; + if ( + perms && + /* otherwise, they've just passed F_OK */ FS.nodePermissions( + node, + perms + ) + ) { + return -2; + } + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var convertI32PairToI53Checked = (lo, hi) => + (hi + 2097152) >>> 0 < 4194305 - !!lo + ? (lo >>> 0) + hi * 4294967296 + : NaN; + + function ___syscall_fallocate( + fd, + mode, + offset_low, + offset_high, + len_low, + len_high + ) { + var offset = convertI32PairToI53Checked(offset_low, offset_high); + var len = convertI32PairToI53Checked(len_low, len_high); + try { + if (isNaN(offset)) return 61; + var stream = SYSCALLS.getStreamFromFD(fd); + FS.allocate(stream, offset, len); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_fchmod(fd, mode) { + try { + FS.fchmod(fd, mode); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_fchown32(fd, owner, group) { + try { + FS.fchown(fd, owner, group); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_fchownat(dirfd, path, owner, group, flags) { + try { + path = SYSCALLS.getStr(path); + var nofollow = flags & 256; + flags = flags & ~256; + path = SYSCALLS.calculateAt(dirfd, path); + (nofollow ? FS.lchown : FS.chown)(path, owner, group); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + /** @suppress {duplicate } */ var syscallGetVarargI = () => { + // the `+` prepended here is necessary to convince the JSCompiler that varargs is indeed a number. + var ret = HEAP32[+SYSCALLS.varargs >> 2]; + SYSCALLS.varargs += 4; + return ret; + }; + + var syscallGetVarargP = syscallGetVarargI; + + function ___syscall_fcntl64(fd, cmd, varargs) { + SYSCALLS.varargs = varargs; + try { + var stream = SYSCALLS.getStreamFromFD(fd); + switch (cmd) { + case 0: { + var arg = syscallGetVarargI(); + if (arg < 0) { + return -28; + } + while (FS.streams[arg]) { + arg++; + } + var newStream; + newStream = FS.dupStream(stream, arg); + return newStream.fd; + } + + case 1: + case 2: + return 0; + + // FD_CLOEXEC makes no sense for a single process. + case 3: + return stream.flags; + + case 4: { + var arg = syscallGetVarargI(); + stream.flags |= arg; + return 0; + } + + case 12: { + var arg = syscallGetVarargP(); + var offset = 0; + // We're always unlocked. + HEAP16[(arg + offset) >> 1] = 2; + return 0; + } + + case 13: + case 14: + return 0; + } + // Pretend that the locking is successful. + return -28; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_fdatasync(fd) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + return 0; + } catch (e) { + // we can't do anything synchronously; the in-memory FS is already synced to + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_fstat64(fd, buf) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + return SYSCALLS.doStat(FS.stat, stream.path, buf); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_ftruncate64(fd, length_low, length_high) { + var length = convertI32PairToI53Checked(length_low, length_high); + try { + if (isNaN(length)) return 61; + FS.ftruncate(fd, length); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var stringToUTF8 = (str, outPtr, maxBytesToWrite) => + stringToUTF8Array(str, HEAPU8, outPtr, maxBytesToWrite); + + Module['stringToUTF8'] = stringToUTF8; + + function ___syscall_getcwd(buf, size) { + try { + if (size === 0) return -28; + var cwd = FS.cwd(); + var cwdLengthInBytes = lengthBytesUTF8(cwd) + 1; + if (size < cwdLengthInBytes) return -68; + stringToUTF8(cwd, buf, size); + return cwdLengthInBytes; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_getdents64(fd, dirp, count) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + stream.getdents ||= FS.readdir(stream.path); + var struct_size = 280; + var pos = 0; + var off = FS.llseek(stream, 0, 1); + var startIdx = Math.floor(off / struct_size); + var endIdx = Math.min( + stream.getdents.length, + startIdx + Math.floor(count / struct_size) + ); + for (var idx = startIdx; idx < endIdx; idx++) { + var id; + var type; + var name = stream.getdents[idx]; + if (name === '.') { + id = stream.node.id; + type = 4; + } // DT_DIR + else if (name === '..') { + var lookup = FS.lookupPath(stream.path, { + parent: true, + }); + id = lookup.node.id; + type = 4; + } // DT_DIR + else { + var child; + try { + child = FS.lookupNode(stream.node, name); + } catch (e) { + // If the entry is not a directory, file, or symlink, nodefs + // lookupNode will raise EINVAL. Skip these and continue. + if (e?.errno === 28) { + continue; + } + throw e; + } + id = child.id; + type = FS.isChrdev(child.mode) + ? 2 // DT_CHR, character device. + : FS.isDir(child.mode) + ? 4 // DT_DIR, directory. + : FS.isLink(child.mode) + ? 10 // DT_LNK, symbolic link. + : 8; + } + // DT_REG, regular file. + (tempI64 = [ + id >>> 0, + ((tempDouble = id), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(dirp + pos) >> 2] = tempI64[0]), + (HEAP32[(dirp + pos + 4) >> 2] = tempI64[1]); + (tempI64 = [ + ((idx + 1) * struct_size) >>> 0, + ((tempDouble = (idx + 1) * struct_size), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(dirp + pos + 8) >> 2] = tempI64[0]), + (HEAP32[(dirp + pos + 12) >> 2] = tempI64[1]); + HEAP16[(dirp + pos + 16) >> 1] = 280; + HEAP8[dirp + pos + 18] = type; + stringToUTF8(name, dirp + pos + 19, 256); + pos += struct_size; + } + FS.llseek(stream, idx * struct_size, 0); + return pos; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_getpeername(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + if (!sock.daddr) { + return -53; + } + // The socket is not connected. + var errno = writeSockaddr( + addr, + sock.family, + DNS.lookup_name(sock.daddr), + sock.dport, + addrlen + ); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_getsockname(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + // TODO: sock.saddr should never be undefined, see TODO in websocket_sock_ops.getname + var errno = writeSockaddr( + addr, + sock.family, + DNS.lookup_name(sock.saddr || '0.0.0.0'), + sock.sport, + addrlen + ); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_getsockopt(fd, level, optname, optval, optlen, d1) { + try { + var sock = getSocketFromFD(fd); + // Minimal getsockopt aimed at resolving https://github.com/emscripten-core/emscripten/issues/2211 + // so only supports SOL_SOCKET with SO_ERROR. + if (level === 1) { + if (optname === 4) { + HEAP32[optval >> 2] = sock.error; + HEAP32[optlen >> 2] = 4; + sock.error = null; + // Clear the error (The SO_ERROR option obtains and then clears this field). + return 0; + } + } + return -50; + } catch (e) { + // The option is unknown at the level indicated. + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_ioctl(fd, op, varargs) { + SYSCALLS.varargs = varargs; + try { + var stream = SYSCALLS.getStreamFromFD(fd); + switch (op) { + case 21509: { + if (!stream.tty) return -59; + return 0; + } + + case 21505: { + if (!stream.tty) return -59; + if (stream.tty.ops.ioctl_tcgets) { + var termios = stream.tty.ops.ioctl_tcgets(stream); + var argp = syscallGetVarargP(); + HEAP32[argp >> 2] = termios.c_iflag || 0; + HEAP32[(argp + 4) >> 2] = termios.c_oflag || 0; + HEAP32[(argp + 8) >> 2] = termios.c_cflag || 0; + HEAP32[(argp + 12) >> 2] = termios.c_lflag || 0; + for (var i = 0; i < 32; i++) { + HEAP8[argp + i + 17] = termios.c_cc[i] || 0; + } + return 0; + } + return 0; + } + + case 21510: + case 21511: + case 21512: { + if (!stream.tty) return -59; + return 0; + } + + // no-op, not actually adjusting terminal settings + case 21506: + case 21507: + case 21508: { + if (!stream.tty) return -59; + if (stream.tty.ops.ioctl_tcsets) { + var argp = syscallGetVarargP(); + var c_iflag = HEAP32[argp >> 2]; + var c_oflag = HEAP32[(argp + 4) >> 2]; + var c_cflag = HEAP32[(argp + 8) >> 2]; + var c_lflag = HEAP32[(argp + 12) >> 2]; + var c_cc = []; + for (var i = 0; i < 32; i++) { + c_cc.push(HEAP8[argp + i + 17]); + } + return stream.tty.ops.ioctl_tcsets(stream.tty, op, { + c_iflag, + c_oflag, + c_cflag, + c_lflag, + c_cc, + }); + } + return 0; + } + + // no-op, not actually adjusting terminal settings + case 21519: { + if (!stream.tty) return -59; + var argp = syscallGetVarargP(); + HEAP32[argp >> 2] = 0; + return 0; + } + + case 21520: { + if (!stream.tty) return -59; + return -28; + } + + // not supported + case 21531: { + var argp = syscallGetVarargP(); + return FS.ioctl(stream, op, argp); + } + + case 21523: { + // TODO: in theory we should write to the winsize struct that gets + // passed in, but for now musl doesn't read anything on it + if (!stream.tty) return -59; + if (stream.tty.ops.ioctl_tiocgwinsz) { + var winsize = stream.tty.ops.ioctl_tiocgwinsz( + stream.tty + ); + var argp = syscallGetVarargP(); + HEAP16[argp >> 1] = winsize[0]; + HEAP16[(argp + 2) >> 1] = winsize[1]; + } + return 0; + } + + case 21524: { + // TODO: technically, this ioctl call should change the window size. + // but, since emscripten doesn't have any concept of a terminal window + // yet, we'll just silently throw it away as we do TIOCGWINSZ + if (!stream.tty) return -59; + return 0; + } + + case 21515: { + if (!stream.tty) return -59; + return 0; + } + + default: + return -28; + } + } catch (e) { + // not supported + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_listen(fd, backlog) { + try { + var sock = getSocketFromFD(fd); + sock.sock_ops.listen(sock, backlog); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_lstat64(path, buf) { + try { + path = SYSCALLS.getStr(path); + return SYSCALLS.doStat(FS.lstat, path, buf); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_mkdirat(dirfd, path, mode) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + FS.mkdir(path, mode, 0); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_newfstatat(dirfd, path, buf, flags) { + try { + path = SYSCALLS.getStr(path); + var nofollow = flags & 256; + var allowEmpty = flags & 4096; + flags = flags & ~6400; + path = SYSCALLS.calculateAt(dirfd, path, allowEmpty); + return SYSCALLS.doStat(nofollow ? FS.lstat : FS.stat, path, buf); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_openat(dirfd, path, flags, varargs) { + SYSCALLS.varargs = varargs; + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + var mode = varargs ? syscallGetVarargI() : 0; + return FS.open(path, flags, mode).fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var PIPEFS = { + BUCKET_BUFFER_SIZE: 8192, + mount(mount) { + // Do not pollute the real root directory or its child nodes with pipes + // Looks like it is OK to create another pseudo-root node not linked to the FS.root hierarchy this way + return FS.createNode(null, '/', 16384 | 511, 0); + }, + createPipe() { + var pipe = { + buckets: [], + // refcnt 2 because pipe has a read end and a write end. We need to be + // able to read from the read end after write end is closed. + refcnt: 2, + }; + pipe.buckets.push({ + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: 0, + roffset: 0, + }); + var rName = PIPEFS.nextname(); + var wName = PIPEFS.nextname(); + var rNode = FS.createNode(PIPEFS.root, rName, 4096, 0); + var wNode = FS.createNode(PIPEFS.root, wName, 4096, 0); + rNode.pipe = pipe; + wNode.pipe = pipe; + var readableStream = FS.createStream({ + path: rName, + node: rNode, + flags: 0, + seekable: false, + stream_ops: PIPEFS.stream_ops, + }); + rNode.stream = readableStream; + var writableStream = FS.createStream({ + path: wName, + node: wNode, + flags: 1, + seekable: false, + stream_ops: PIPEFS.stream_ops, + }); + wNode.stream = writableStream; + return { + readable_fd: readableStream.fd, + writable_fd: writableStream.fd, + }; + }, + stream_ops: { + poll(stream) { + var pipe = stream.node.pipe; + if ((stream.flags & 2097155) === 1) { + return 256 | 4; + } + if (pipe.buckets.length > 0) { + for (var i = 0; i < pipe.buckets.length; i++) { + var bucket = pipe.buckets[i]; + if (bucket.offset - bucket.roffset > 0) { + return 64 | 1; + } + } + } + return 0; + }, + ioctl(stream, request, varargs) { + return 28; + }, + fsync(stream) { + return 28; + }, + read(stream, buffer, offset, length, position) { + /* ignored */ var pipe = stream.node.pipe; + var currentLength = 0; + for (var i = 0; i < pipe.buckets.length; i++) { + var bucket = pipe.buckets[i]; + currentLength += bucket.offset - bucket.roffset; + } + var data = buffer.subarray(offset, offset + length); + if (length <= 0) { + return 0; + } + if (currentLength == 0) { + // Behave as if the read end is always non-blocking + throw new FS.ErrnoError(6); + } + var toRead = Math.min(currentLength, length); + var totalRead = toRead; + var toRemove = 0; + for (var i = 0; i < pipe.buckets.length; i++) { + var currBucket = pipe.buckets[i]; + var bucketSize = currBucket.offset - currBucket.roffset; + if (toRead <= bucketSize) { + var tmpSlice = currBucket.buffer.subarray( + currBucket.roffset, + currBucket.offset + ); + if (toRead < bucketSize) { + tmpSlice = tmpSlice.subarray(0, toRead); + currBucket.roffset += toRead; + } else { + toRemove++; + } + data.set(tmpSlice); + break; + } else { + var tmpSlice = currBucket.buffer.subarray( + currBucket.roffset, + currBucket.offset + ); + data.set(tmpSlice); + data = data.subarray(tmpSlice.byteLength); + toRead -= tmpSlice.byteLength; + toRemove++; + } + } + if (toRemove && toRemove == pipe.buckets.length) { + // Do not generate excessive garbage in use cases such as + // write several bytes, read everything, write several bytes, read everything... + toRemove--; + pipe.buckets[toRemove].offset = 0; + pipe.buckets[toRemove].roffset = 0; + } + pipe.buckets.splice(0, toRemove); + return totalRead; + }, + write(stream, buffer, offset, length, position) { + /* ignored */ var pipe = stream.node.pipe; + var data = buffer.subarray(offset, offset + length); + var dataLen = data.byteLength; + if (dataLen <= 0) { + return 0; + } + var currBucket = null; + if (pipe.buckets.length == 0) { + currBucket = { + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: 0, + roffset: 0, + }; + pipe.buckets.push(currBucket); + } else { + currBucket = pipe.buckets[pipe.buckets.length - 1]; + } + assert(currBucket.offset <= PIPEFS.BUCKET_BUFFER_SIZE); + var freeBytesInCurrBuffer = + PIPEFS.BUCKET_BUFFER_SIZE - currBucket.offset; + if (freeBytesInCurrBuffer >= dataLen) { + currBucket.buffer.set(data, currBucket.offset); + currBucket.offset += dataLen; + return dataLen; + } else if (freeBytesInCurrBuffer > 0) { + currBucket.buffer.set( + data.subarray(0, freeBytesInCurrBuffer), + currBucket.offset + ); + currBucket.offset += freeBytesInCurrBuffer; + data = data.subarray( + freeBytesInCurrBuffer, + data.byteLength + ); + } + var numBuckets = + (data.byteLength / PIPEFS.BUCKET_BUFFER_SIZE) | 0; + var remElements = data.byteLength % PIPEFS.BUCKET_BUFFER_SIZE; + for (var i = 0; i < numBuckets; i++) { + var newBucket = { + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: PIPEFS.BUCKET_BUFFER_SIZE, + roffset: 0, + }; + pipe.buckets.push(newBucket); + newBucket.buffer.set( + data.subarray(0, PIPEFS.BUCKET_BUFFER_SIZE) + ); + data = data.subarray( + PIPEFS.BUCKET_BUFFER_SIZE, + data.byteLength + ); + } + if (remElements > 0) { + var newBucket = { + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: data.byteLength, + roffset: 0, + }; + pipe.buckets.push(newBucket); + newBucket.buffer.set(data); + } + return dataLen; + }, + close(stream) { + var pipe = stream.node.pipe; + pipe.refcnt--; + if (pipe.refcnt === 0) { + pipe.buckets = null; + } + }, + }, + nextname() { + if (!PIPEFS.nextname.current) { + PIPEFS.nextname.current = 0; + } + return 'pipe[' + PIPEFS.nextname.current++ + ']'; + }, + }; + + function ___syscall_pipe(fdPtr) { + try { + if (fdPtr == 0) { + throw new FS.ErrnoError(21); + } + var res = PIPEFS.createPipe(); + HEAP32[fdPtr >> 2] = res.readable_fd; + HEAP32[(fdPtr + 4) >> 2] = res.writable_fd; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_poll(fds, nfds, timeout) { + try { + var nonzero = 0; + for (var i = 0; i < nfds; i++) { + var pollfd = fds + 8 * i; + var fd = HEAP32[pollfd >> 2]; + var events = HEAP16[(pollfd + 4) >> 1]; + var mask = 32; + var stream = FS.getStream(fd); + if (stream) { + mask = SYSCALLS.DEFAULT_POLLMASK; + if (stream.stream_ops?.poll) { + mask = stream.stream_ops.poll(stream, -1); + } + } + mask &= events | 8 | 16; + if (mask) nonzero++; + HEAP16[(pollfd + 6) >> 1] = mask; + } + return nonzero; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_readlinkat(dirfd, path, buf, bufsize) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + if (bufsize <= 0) return -28; + var ret = FS.readlink(path); + var len = Math.min(bufsize, lengthBytesUTF8(ret)); + var endChar = HEAP8[buf + len]; + stringToUTF8(ret, buf, bufsize + 1); + // readlink is one of the rare functions that write out a C string, but does never append a null to the output buffer(!) + // stringToUTF8() always appends a null byte, so restore the character under the null byte after the write. + HEAP8[buf + len] = endChar; + return len; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_recvfrom(fd, buf, len, flags, addr, addrlen) { + try { + var sock = getSocketFromFD(fd); + var msg = sock.sock_ops.recvmsg( + sock, + len, + typeof flags !== 'undefined' ? flags : 0 + ); + if (!msg) return 0; + // socket is closed + if (addr) { + var errno = writeSockaddr( + addr, + sock.family, + DNS.lookup_name(msg.addr), + msg.port, + addrlen + ); + } + HEAPU8.set(msg.buffer, buf); + return msg.buffer.byteLength; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_renameat(olddirfd, oldpath, newdirfd, newpath) { + try { + oldpath = SYSCALLS.getStr(oldpath); + newpath = SYSCALLS.getStr(newpath); + oldpath = SYSCALLS.calculateAt(olddirfd, oldpath); + newpath = SYSCALLS.calculateAt(newdirfd, newpath); + FS.rename(oldpath, newpath); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_rmdir(path) { + try { + path = SYSCALLS.getStr(path); + FS.rmdir(path); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_sendto(fd, message, length, flags, addr, addr_len) { + try { + var sock = getSocketFromFD(fd); + if (!addr) { + // send, no address provided + return FS.write(sock.stream, HEAP8, message, length); + } + var dest = getSocketAddress(addr, addr_len); + // sendto an address + return sock.sock_ops.sendmsg( + sock, + HEAP8, + message, + length, + dest.addr, + dest.port + ); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_socket(domain, type, protocol) { + try { + var sock = SOCKFS.createSocket(domain, type, protocol); + return sock.stream.fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_stat64(path, buf) { + try { + path = SYSCALLS.getStr(path); + return SYSCALLS.doStat(FS.stat, path, buf); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_statfs64(path, size, buf) { + try { + var stats = FS.statfs(SYSCALLS.getStr(path)); + HEAP32[(buf + 4) >> 2] = stats.bsize; + HEAP32[(buf + 40) >> 2] = stats.bsize; + HEAP32[(buf + 8) >> 2] = stats.blocks; + HEAP32[(buf + 12) >> 2] = stats.bfree; + HEAP32[(buf + 16) >> 2] = stats.bavail; + HEAP32[(buf + 20) >> 2] = stats.files; + HEAP32[(buf + 24) >> 2] = stats.ffree; + HEAP32[(buf + 28) >> 2] = stats.fsid; + HEAP32[(buf + 44) >> 2] = stats.flags; + // ST_NOSUID + HEAP32[(buf + 36) >> 2] = stats.namelen; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_symlinkat(target, dirfd, linkpath) { + try { + target = SYSCALLS.getStr(target); + linkpath = SYSCALLS.getStr(linkpath); + linkpath = SYSCALLS.calculateAt(dirfd, linkpath); + FS.symlink(target, linkpath); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_unlinkat(dirfd, path, flags) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + if (flags === 0) { + FS.unlink(path); + } else if (flags === 512) { + FS.rmdir(path); + } else { + abort('Invalid flags passed to unlinkat'); + } + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var readI53FromI64 = (ptr) => + HEAPU32[ptr >> 2] + HEAP32[(ptr + 4) >> 2] * 4294967296; + + function ___syscall_utimensat(dirfd, path, times, flags) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path, true); + var now = Date.now(), + atime, + mtime; + if (!times) { + atime = now; + mtime = now; + } else { + var seconds = readI53FromI64(times); + var nanoseconds = HEAP32[(times + 8) >> 2]; + if (nanoseconds == 1073741823) { + atime = now; + } else if (nanoseconds == 1073741822) { + atime = null; + } else { + atime = seconds * 1e3 + nanoseconds / (1e3 * 1e3); + } + times += 16; + seconds = readI53FromI64(times); + nanoseconds = HEAP32[(times + 8) >> 2]; + if (nanoseconds == 1073741823) { + mtime = now; + } else if (nanoseconds == 1073741822) { + mtime = null; + } else { + mtime = seconds * 1e3 + nanoseconds / (1e3 * 1e3); + } + } + // null here means UTIME_OMIT was passed. If both were set to UTIME_OMIT then + // we can skip the call completely. + if ((mtime ?? atime) !== null) { + FS.utime(path, atime, mtime); + } + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var __abort_js = () => abort(''); + + var __emscripten_lookup_name = (name) => { + // uint32_t _emscripten_lookup_name(const char *name); + var nameString = UTF8ToString(name); + return inetPton4(DNS.lookup_name(nameString)); + }; + + var __emscripten_memcpy_js = (dest, src, num) => + HEAPU8.copyWithin(dest, src, src + num); + + var runtimeKeepaliveCounter = 0; + + var __emscripten_runtime_keepalive_clear = () => { + noExitRuntime = false; + runtimeKeepaliveCounter = 0; + }; + + function __gmtime_js(time_low, time_high, tmPtr) { + var time = convertI32PairToI53Checked(time_low, time_high); + var date = new Date(time * 1e3); + HEAP32[tmPtr >> 2] = date.getUTCSeconds(); + HEAP32[(tmPtr + 4) >> 2] = date.getUTCMinutes(); + HEAP32[(tmPtr + 8) >> 2] = date.getUTCHours(); + HEAP32[(tmPtr + 12) >> 2] = date.getUTCDate(); + HEAP32[(tmPtr + 16) >> 2] = date.getUTCMonth(); + HEAP32[(tmPtr + 20) >> 2] = date.getUTCFullYear() - 1900; + HEAP32[(tmPtr + 24) >> 2] = date.getUTCDay(); + var start = Date.UTC(date.getUTCFullYear(), 0, 1, 0, 0, 0, 0); + var yday = ((date.getTime() - start) / (1e3 * 60 * 60 * 24)) | 0; + HEAP32[(tmPtr + 28) >> 2] = yday; + } + + var isLeapYear = (year) => + year % 4 === 0 && (year % 100 !== 0 || year % 400 === 0); + + var MONTH_DAYS_LEAP_CUMULATIVE = [ + 0, 31, 60, 91, 121, 152, 182, 213, 244, 274, 305, 335, + ]; + + var MONTH_DAYS_REGULAR_CUMULATIVE = [ + 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334, + ]; + + var ydayFromDate = (date) => { + var leap = isLeapYear(date.getFullYear()); + var monthDaysCumulative = leap + ? MONTH_DAYS_LEAP_CUMULATIVE + : MONTH_DAYS_REGULAR_CUMULATIVE; + var yday = monthDaysCumulative[date.getMonth()] + date.getDate() - 1; + // -1 since it's days since Jan 1 + return yday; + }; + + function __localtime_js(time_low, time_high, tmPtr) { + var time = convertI32PairToI53Checked(time_low, time_high); + var date = new Date(time * 1e3); + HEAP32[tmPtr >> 2] = date.getSeconds(); + HEAP32[(tmPtr + 4) >> 2] = date.getMinutes(); + HEAP32[(tmPtr + 8) >> 2] = date.getHours(); + HEAP32[(tmPtr + 12) >> 2] = date.getDate(); + HEAP32[(tmPtr + 16) >> 2] = date.getMonth(); + HEAP32[(tmPtr + 20) >> 2] = date.getFullYear() - 1900; + HEAP32[(tmPtr + 24) >> 2] = date.getDay(); + var yday = ydayFromDate(date) | 0; + HEAP32[(tmPtr + 28) >> 2] = yday; + HEAP32[(tmPtr + 36) >> 2] = -(date.getTimezoneOffset() * 60); + // Attention: DST is in December in South, and some regions don't have DST at all. + var start = new Date(date.getFullYear(), 0, 1); + var summerOffset = new Date( + date.getFullYear(), + 6, + 1 + ).getTimezoneOffset(); + var winterOffset = start.getTimezoneOffset(); + var dst = + (summerOffset != winterOffset && + date.getTimezoneOffset() == + Math.min(winterOffset, summerOffset)) | 0; + HEAP32[(tmPtr + 32) >> 2] = dst; + } + + /** @suppress {duplicate } */ var setTempRet0 = (val) => + __emscripten_tempret_set(val); + + var __mktime_js = function (tmPtr) { + var ret = (() => { + var date = new Date( + HEAP32[(tmPtr + 20) >> 2] + 1900, + HEAP32[(tmPtr + 16) >> 2], + HEAP32[(tmPtr + 12) >> 2], + HEAP32[(tmPtr + 8) >> 2], + HEAP32[(tmPtr + 4) >> 2], + HEAP32[tmPtr >> 2], + 0 + ); + // There's an ambiguous hour when the time goes back; the tm_isdst field is + // used to disambiguate it. Date() basically guesses, so we fix it up if it + // guessed wrong, or fill in tm_isdst with the guess if it's -1. + var dst = HEAP32[(tmPtr + 32) >> 2]; + var guessedOffset = date.getTimezoneOffset(); + var start = new Date(date.getFullYear(), 0, 1); + var summerOffset = new Date( + date.getFullYear(), + 6, + 1 + ).getTimezoneOffset(); + var winterOffset = start.getTimezoneOffset(); + var dstOffset = Math.min(winterOffset, summerOffset); + // DST is in December in South + if (dst < 0) { + // Attention: some regions don't have DST at all. + HEAP32[(tmPtr + 32) >> 2] = Number( + summerOffset != winterOffset && dstOffset == guessedOffset + ); + } else if (dst > 0 != (dstOffset == guessedOffset)) { + var nonDstOffset = Math.max(winterOffset, summerOffset); + var trueOffset = dst > 0 ? dstOffset : nonDstOffset; + // Don't try setMinutes(date.getMinutes() + ...) -- it's messed up. + date.setTime( + date.getTime() + (trueOffset - guessedOffset) * 6e4 + ); + } + HEAP32[(tmPtr + 24) >> 2] = date.getDay(); + var yday = ydayFromDate(date) | 0; + HEAP32[(tmPtr + 28) >> 2] = yday; + // To match expected behavior, update fields from date + HEAP32[tmPtr >> 2] = date.getSeconds(); + HEAP32[(tmPtr + 4) >> 2] = date.getMinutes(); + HEAP32[(tmPtr + 8) >> 2] = date.getHours(); + HEAP32[(tmPtr + 12) >> 2] = date.getDate(); + HEAP32[(tmPtr + 16) >> 2] = date.getMonth(); + HEAP32[(tmPtr + 20) >> 2] = date.getYear(); + var timeMs = date.getTime(); + if (isNaN(timeMs)) { + return -1; + } + // Return time in microseconds + return timeMs / 1e3; + })(); + return ( + setTempRet0( + ((tempDouble = ret), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0) + ), + ret >>> 0 + ); + }; + + function __mmap_js( + len, + prot, + flags, + fd, + offset_low, + offset_high, + allocated, + addr + ) { + var offset = convertI32PairToI53Checked(offset_low, offset_high); + try { + if (isNaN(offset)) return 61; + var stream = SYSCALLS.getStreamFromFD(fd); + var res = FS.mmap(stream, len, offset, prot, flags); + var ptr = res.ptr; + HEAP32[allocated >> 2] = res.allocated; + HEAPU32[addr >> 2] = ptr; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function __munmap_js(addr, len, prot, flags, fd, offset_low, offset_high) { + var offset = convertI32PairToI53Checked(offset_low, offset_high); + try { + var stream = SYSCALLS.getStreamFromFD(fd); + if (prot & 2) { + SYSCALLS.doMsync(addr, stream, len, flags, offset); + } + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var timers = {}; + + var handleException = (e) => { + // Certain exception types we do not treat as errors since they are used for + // internal control flow. + // 1. ExitStatus, which is thrown by exit() + // 2. "unwind", which is thrown by emscripten_unwind_to_js_event_loop() and others + // that wish to return to JS event loop. + if (e instanceof ExitStatus || e == 'unwind') { + return EXITSTATUS; + } + quit_(1, e); + }; + + var keepRuntimeAlive = () => noExitRuntime || runtimeKeepaliveCounter > 0; + + var _proc_exit = (code) => { + EXITSTATUS = code; + if (!keepRuntimeAlive()) { + Module['onExit']?.(code); + ABORT = true; + } + quit_(code, new ExitStatus(code)); + }; + + /** @suppress {duplicate } */ /** @param {boolean|number=} implicit */ var exitJS = + (status, implicit) => { + EXITSTATUS = status; + if (!keepRuntimeAlive()) { + exitRuntime(); + } + _proc_exit(status); + }; + + var _exit = exitJS; + + Module['_exit'] = _exit; + + var maybeExit = () => { + if (runtimeExited) { + return; + } + if (!keepRuntimeAlive()) { + try { + _exit(EXITSTATUS); + } catch (e) { + handleException(e); + } + } + }; + + var callUserCallback = (func) => { + if (runtimeExited || ABORT) { + return; + } + try { + func(); + maybeExit(); + } catch (e) { + handleException(e); + } + }; + + var _emscripten_get_now = () => performance.now(); + + var __setitimer_js = (which, timeout_ms) => { + // First, clear any existing timer. + if (timers[which]) { + clearTimeout(timers[which].id); + delete timers[which]; + } + // A timeout of zero simply cancels the current timeout so we have nothing + // more to do. + if (!timeout_ms) return 0; + var id = setTimeout(() => { + delete timers[which]; + callUserCallback(() => + __emscripten_timeout(which, _emscripten_get_now()) + ); + }, timeout_ms); + timers[which] = { + id, + timeout_ms, + }; + return 0; + }; + + var __tzset_js = (timezone, daylight, std_name, dst_name) => { + // TODO: Use (malleable) environment variables instead of system settings. + var currentYear = new Date().getFullYear(); + var winter = new Date(currentYear, 0, 1); + var summer = new Date(currentYear, 6, 1); + var winterOffset = winter.getTimezoneOffset(); + var summerOffset = summer.getTimezoneOffset(); + // Local standard timezone offset. Local standard time is not adjusted for + // daylight savings. This code uses the fact that getTimezoneOffset returns + // a greater value during Standard Time versus Daylight Saving Time (DST). + // Thus it determines the expected output during Standard Time, and it + // compares whether the output of the given date the same (Standard) or less + // (DST). + var stdTimezoneOffset = Math.max(winterOffset, summerOffset); + // timezone is specified as seconds west of UTC ("The external variable + // `timezone` shall be set to the difference, in seconds, between + // Coordinated Universal Time (UTC) and local standard time."), the same + // as returned by stdTimezoneOffset. + // See http://pubs.opengroup.org/onlinepubs/009695399/functions/tzset.html + HEAPU32[timezone >> 2] = stdTimezoneOffset * 60; + HEAP32[daylight >> 2] = Number(winterOffset != summerOffset); + var extractZone = (timezoneOffset) => { + // Why inverse sign? + // Read here https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Date/getTimezoneOffset + var sign = timezoneOffset >= 0 ? '-' : '+'; + var absOffset = Math.abs(timezoneOffset); + var hours = String(Math.floor(absOffset / 60)).padStart(2, '0'); + var minutes = String(absOffset % 60).padStart(2, '0'); + return `UTC${sign}${hours}${minutes}`; + }; + var winterName = extractZone(winterOffset); + var summerName = extractZone(summerOffset); + if (summerOffset < winterOffset) { + // Northern hemisphere + stringToUTF8(winterName, std_name, 17); + stringToUTF8(summerName, dst_name, 17); + } else { + stringToUTF8(winterName, dst_name, 17); + stringToUTF8(summerName, std_name, 17); + } + }; + + var _emscripten_date_now = () => Date.now(); + + var nowIsMonotonic = 1; + + var checkWasiClock = (clock_id) => clock_id >= 0 && clock_id <= 3; + + function _clock_time_get( + clk_id, + ignored_precision_low, + ignored_precision_high, + ptime + ) { + var ignored_precision = convertI32PairToI53Checked( + ignored_precision_low, + ignored_precision_high + ); + if (!checkWasiClock(clk_id)) { + return 28; + } + var now; + // all wasi clocks but realtime are monotonic + if (clk_id === 0) { + now = _emscripten_date_now(); + } else if (nowIsMonotonic) { + now = _emscripten_get_now(); + } else { + return 52; + } + // "now" is in ms, and wasi times are in ns. + var nsec = Math.round(now * 1e3 * 1e3); + (tempI64 = [ + nsec >>> 0, + ((tempDouble = nsec), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[ptime >> 2] = tempI64[0]), + (HEAP32[(ptime + 4) >> 2] = tempI64[1]); + return 0; + } + + var getHeapMax = () => + // Stay one Wasm page short of 4GB: while e.g. Chrome is able to allocate + // full 4GB Wasm memories, the size will wrap back to 0 bytes in Wasm side + // for any code that deals with heap sizes, which would require special + // casing all heap size related code to treat 0 specially. + 2147483648; + + var _emscripten_get_heap_max = () => getHeapMax(); + + var growMemory = (size) => { + var b = wasmMemory.buffer; + var pages = ((size - b.byteLength + 65535) / 65536) | 0; + try { + // round size grow request up to wasm page size (fixed 64KB per spec) + wasmMemory.grow(pages); + // .grow() takes a delta compared to the previous size + updateMemoryViews(); + return 1; + } /*success*/ catch (e) {} + }; + + // implicit 0 return to save code size (caller will cast "undefined" into 0 + // anyhow) + var _emscripten_resize_heap = (requestedSize) => { + var oldSize = HEAPU8.length; + // With CAN_ADDRESS_2GB or MEMORY64, pointers are already unsigned. + requestedSize >>>= 0; + // With multithreaded builds, races can happen (another thread might increase the size + // in between), so return a failure, and let the caller retry. + // Memory resize rules: + // 1. Always increase heap size to at least the requested size, rounded up + // to next page multiple. + // 2a. If MEMORY_GROWTH_LINEAR_STEP == -1, excessively resize the heap + // geometrically: increase the heap size according to + // MEMORY_GROWTH_GEOMETRIC_STEP factor (default +20%), At most + // overreserve by MEMORY_GROWTH_GEOMETRIC_CAP bytes (default 96MB). + // 2b. If MEMORY_GROWTH_LINEAR_STEP != -1, excessively resize the heap + // linearly: increase the heap size by at least + // MEMORY_GROWTH_LINEAR_STEP bytes. + // 3. Max size for the heap is capped at 2048MB-WASM_PAGE_SIZE, or by + // MAXIMUM_MEMORY, or by ASAN limit, depending on which is smallest + // 4. If we were unable to allocate as much memory, it may be due to + // over-eager decision to excessively reserve due to (3) above. + // Hence if an allocation fails, cut down on the amount of excess + // growth, in an attempt to succeed to perform a smaller allocation. + // A limit is set for how much we can grow. We should not exceed that + // (the wasm binary specifies it, so if we tried, we'd fail anyhow). + var maxHeapSize = getHeapMax(); + if (requestedSize > maxHeapSize) { + return false; + } + // Loop through potential heap size increases. If we attempt a too eager + // reservation that fails, cut down on the attempted size and reserve a + // smaller bump instead. (max 3 times, chosen somewhat arbitrarily) + for (var cutDown = 1; cutDown <= 4; cutDown *= 2) { + var overGrownHeapSize = oldSize * (1 + 0.2 / cutDown); + // ensure geometric growth + // but limit overreserving (default to capping at +96MB overgrowth at most) + overGrownHeapSize = Math.min( + overGrownHeapSize, + requestedSize + 100663296 + ); + var newSize = Math.min( + maxHeapSize, + alignMemory(Math.max(requestedSize, overGrownHeapSize), 65536) + ); + var replacement = growMemory(newSize); + if (replacement) { + return true; + } + } + return false; + }; + + var runtimeKeepalivePush = () => { + runtimeKeepaliveCounter += 1; + }; + + var runtimeKeepalivePop = () => { + runtimeKeepaliveCounter -= 1; + }; + + /** @param {number=} timeout */ var safeSetTimeout = (func, timeout) => { + runtimeKeepalivePush(); + return setTimeout(() => { + runtimeKeepalivePop(); + callUserCallback(func); + }, timeout); + }; + + var _emscripten_sleep = (ms) => + Asyncify.handleSleep((wakeUp) => safeSetTimeout(wakeUp, ms)); + + Module['_emscripten_sleep'] = _emscripten_sleep; + + _emscripten_sleep.isAsync = true; + + var ENV = PHPLoader.ENV || {}; + + var getExecutableName = () => thisProgram || './this.program'; + + var getEnvStrings = () => { + if (!getEnvStrings.strings) { + // Default values. + // Browser language detection #8751 + var lang = + ( + (typeof navigator == 'object' && + navigator.languages && + navigator.languages[0]) || + 'C' + ).replace('-', '_') + '.UTF-8'; + var env = { + USER: 'web_user', + LOGNAME: 'web_user', + PATH: '/', + PWD: '/', + HOME: '/home/web_user', + LANG: lang, + _: getExecutableName(), + }; + // Apply the user-provided values, if any. + for (var x in ENV) { + // x is a key in ENV; if ENV[x] is undefined, that means it was + // explicitly set to be so. We allow user code to do that to + // force variables with default values to remain unset. + if (ENV[x] === undefined) delete env[x]; + else env[x] = ENV[x]; + } + var strings = []; + for (var x in env) { + strings.push(`${x}=${env[x]}`); + } + getEnvStrings.strings = strings; + } + return getEnvStrings.strings; + }; + + var stringToAscii = (str, buffer) => { + for (var i = 0; i < str.length; ++i) { + HEAP8[buffer++] = str.charCodeAt(i); + } + // Null-terminate the string + HEAP8[buffer] = 0; + }; + + var _environ_get = (__environ, environ_buf) => { + var bufSize = 0; + getEnvStrings().forEach((string, i) => { + var ptr = environ_buf + bufSize; + HEAPU32[(__environ + i * 4) >> 2] = ptr; + stringToAscii(string, ptr); + bufSize += string.length + 1; + }); + return 0; + }; + + var _environ_sizes_get = (penviron_count, penviron_buf_size) => { + var strings = getEnvStrings(); + HEAPU32[penviron_count >> 2] = strings.length; + var bufSize = 0; + strings.forEach((string) => (bufSize += string.length + 1)); + HEAPU32[penviron_buf_size >> 2] = bufSize; + return 0; + }; + + function _fd_close(fd) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + FS.close(stream); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + function _fd_fdstat_get(fd, pbuf) { + try { + var rightsBase = 0; + var rightsInheriting = 0; + var flags = 0; + { + var stream = SYSCALLS.getStreamFromFD(fd); + // All character devices are terminals (other things a Linux system would + // assume is a character device, like the mouse, we have special APIs for). + var type = stream.tty + ? 2 + : FS.isDir(stream.mode) + ? 3 + : FS.isLink(stream.mode) + ? 7 + : 4; + } + HEAP8[pbuf] = type; + HEAP16[(pbuf + 2) >> 1] = flags; + (tempI64 = [ + rightsBase >>> 0, + ((tempDouble = rightsBase), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(pbuf + 8) >> 2] = tempI64[0]), + (HEAP32[(pbuf + 12) >> 2] = tempI64[1]); + (tempI64 = [ + rightsInheriting >>> 0, + ((tempDouble = rightsInheriting), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(pbuf + 16) >> 2] = tempI64[0]), + (HEAP32[(pbuf + 20) >> 2] = tempI64[1]); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + /** @param {number=} offset */ var doReadv = ( + stream, + iov, + iovcnt, + offset + ) => { + var ret = 0; + for (var i = 0; i < iovcnt; i++) { + var ptr = HEAPU32[iov >> 2]; + var len = HEAPU32[(iov + 4) >> 2]; + iov += 8; + var curr = FS.read(stream, HEAP8, ptr, len, offset); + if (curr < 0) return -1; + ret += curr; + if (curr < len) break; + // nothing more to read + if (typeof offset != 'undefined') { + offset += curr; + } + } + return ret; + }; + + function _fd_read(fd, iov, iovcnt, pnum) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + var num = doReadv(stream, iov, iovcnt); + HEAPU32[pnum >> 2] = num; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + function _fd_seek(fd, offset_low, offset_high, whence, newOffset) { + var offset = convertI32PairToI53Checked(offset_low, offset_high); + try { + if (isNaN(offset)) return 61; + var stream = SYSCALLS.getStreamFromFD(fd); + FS.llseek(stream, offset, whence); + (tempI64 = [ + stream.position >>> 0, + ((tempDouble = stream.position), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[newOffset >> 2] = tempI64[0]), + (HEAP32[(newOffset + 4) >> 2] = tempI64[1]); + if (stream.getdents && offset === 0 && whence === 0) + stream.getdents = null; + // reset readdir state + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + var _fd_sync = function (fd) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + return Asyncify.handleSleep((wakeUp) => { + var mount = stream.node.mount; + if (!mount.type.syncfs) { + // We write directly to the file system, so there's nothing to do here. + wakeUp(0); + return; + } + mount.type.syncfs(mount, false, (err) => { + if (err) { + wakeUp(29); + return; + } + wakeUp(0); + }); + }); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + }; + + _fd_sync.isAsync = true; + + /** @param {number=} offset */ var doWritev = ( + stream, + iov, + iovcnt, + offset + ) => { + var ret = 0; + for (var i = 0; i < iovcnt; i++) { + var ptr = HEAPU32[iov >> 2]; + var len = HEAPU32[(iov + 4) >> 2]; + iov += 8; + var curr = FS.write(stream, HEAP8, ptr, len, offset); + if (curr < 0) return -1; + ret += curr; + if (curr < len) { + // No more space to write. + break; + } + if (typeof offset != 'undefined') { + offset += curr; + } + } + return ret; + }; + + function _fd_write(fd, iov, iovcnt, pnum) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + var num = doWritev(stream, iov, iovcnt); + HEAPU32[pnum >> 2] = num; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + var _getaddrinfo = (node, service, hint, out) => { + var addr = 0; + var port = 0; + var flags = 0; + var family = 0; + var type = 0; + var proto = 0; + var ai; + function allocaddrinfo(family, type, proto, canon, addr, port) { + var sa, salen, ai; + var errno; + salen = family === 10 ? 28 : 16; + addr = family === 10 ? inetNtop6(addr) : inetNtop4(addr); + sa = _malloc(salen); + errno = writeSockaddr(sa, family, addr, port); + assert(!errno); + ai = _malloc(32); + HEAP32[(ai + 4) >> 2] = family; + HEAP32[(ai + 8) >> 2] = type; + HEAP32[(ai + 12) >> 2] = proto; + HEAPU32[(ai + 24) >> 2] = canon; + HEAPU32[(ai + 20) >> 2] = sa; + if (family === 10) { + HEAP32[(ai + 16) >> 2] = 28; + } else { + HEAP32[(ai + 16) >> 2] = 16; + } + HEAP32[(ai + 28) >> 2] = 0; + return ai; + } + if (hint) { + flags = HEAP32[hint >> 2]; + family = HEAP32[(hint + 4) >> 2]; + type = HEAP32[(hint + 8) >> 2]; + proto = HEAP32[(hint + 12) >> 2]; + } + if (type && !proto) { + proto = type === 2 ? 17 : 6; + } + if (!type && proto) { + type = proto === 17 ? 2 : 1; + } + // If type or proto are set to zero in hints we should really be returning multiple addrinfo values, but for + // now default to a TCP STREAM socket so we can at least return a sensible addrinfo given NULL hints. + if (proto === 0) { + proto = 6; + } + if (type === 0) { + type = 1; + } + if (!node && !service) { + return -2; + } + if (flags & ~(1 | 2 | 4 | 1024 | 8 | 16 | 32)) { + return -1; + } + if (hint !== 0 && HEAP32[hint >> 2] & 2 && !node) { + return -1; + } + if (flags & 32) { + // TODO + return -2; + } + if (type !== 0 && type !== 1 && type !== 2) { + return -7; + } + if (family !== 0 && family !== 2 && family !== 10) { + return -6; + } + if (service) { + service = UTF8ToString(service); + port = parseInt(service, 10); + if (isNaN(port)) { + if (flags & 1024) { + return -2; + } + // TODO support resolving well-known service names from: + // http://www.iana.org/assignments/service-names-port-numbers/service-names-port-numbers.txt + return -8; + } + } + if (!node) { + if (family === 0) { + family = 2; + } + if ((flags & 1) === 0) { + if (family === 2) { + addr = _htonl(2130706433); + } else { + addr = [0, 0, 0, _htonl(1)]; + } + } + ai = allocaddrinfo(family, type, proto, null, addr, port); + HEAPU32[out >> 2] = ai; + return 0; + } + // try as a numeric address + node = UTF8ToString(node); + addr = inetPton4(node); + if (addr !== null) { + // incoming node is a valid ipv4 address + if (family === 0 || family === 2) { + family = 2; + } else if (family === 10 && flags & 8) { + addr = [0, 0, _htonl(65535), addr]; + family = 10; + } else { + return -2; + } + } else { + addr = inetPton6(node); + if (addr !== null) { + // incoming node is a valid ipv6 address + if (family === 0 || family === 10) { + family = 10; + } else { + return -2; + } + } + } + if (addr != null) { + ai = allocaddrinfo(family, type, proto, node, addr, port); + HEAPU32[out >> 2] = ai; + return 0; + } + if (flags & 4) { + return -2; + } + // try as a hostname + // resolve the hostname to a temporary fake address + node = DNS.lookup_name(node); + addr = inetPton4(node); + if (family === 0) { + family = 2; + } else if (family === 10) { + addr = [0, 0, _htonl(65535), addr]; + } + ai = allocaddrinfo(family, type, proto, null, addr, port); + HEAPU32[out >> 2] = ai; + return 0; + }; + + /** @type {function(...*):?} */ function _getcontext() { + abort('missing function: getcontext'); + } + + _getcontext.stub = true; + + var _getnameinfo = (sa, salen, node, nodelen, serv, servlen, flags) => { + var info = readSockaddr(sa, salen); + if (info.errno) { + return -6; + } + var port = info.port; + var addr = info.addr; + var overflowed = false; + if (node && nodelen) { + var lookup; + if (flags & 1 || !(lookup = DNS.lookup_addr(addr))) { + if (flags & 8) { + return -2; + } + } else { + addr = lookup; + } + var numBytesWrittenExclNull = stringToUTF8(addr, node, nodelen); + if (numBytesWrittenExclNull + 1 >= nodelen) { + overflowed = true; + } + } + if (serv && servlen) { + port = '' + port; + var numBytesWrittenExclNull = stringToUTF8(port, serv, servlen); + if (numBytesWrittenExclNull + 1 >= servlen) { + overflowed = true; + } + } + if (overflowed) { + // Note: even when we overflow, getnameinfo() is specced to write out the truncated results. + return -12; + } + return 0; + }; + + var Protocols = { + list: [], + map: {}, + }; + + var _setprotoent = (stayopen) => { + // void setprotoent(int stayopen); + // Allocate and populate a protoent structure given a name, protocol number and array of aliases + function allocprotoent(name, proto, aliases) { + // write name into buffer + var nameBuf = _malloc(name.length + 1); + stringToAscii(name, nameBuf); + // write aliases into buffer + var j = 0; + var length = aliases.length; + var aliasListBuf = _malloc((length + 1) * 4); + // Use length + 1 so we have space for the terminating NULL ptr. + for (var i = 0; i < length; i++, j += 4) { + var alias = aliases[i]; + var aliasBuf = _malloc(alias.length + 1); + stringToAscii(alias, aliasBuf); + HEAPU32[(aliasListBuf + j) >> 2] = aliasBuf; + } + HEAPU32[(aliasListBuf + j) >> 2] = 0; + // Terminating NULL pointer. + // generate protoent + var pe = _malloc(12); + HEAPU32[pe >> 2] = nameBuf; + HEAPU32[(pe + 4) >> 2] = aliasListBuf; + HEAP32[(pe + 8) >> 2] = proto; + return pe; + } + // Populate the protocol 'database'. The entries are limited to tcp and udp, though it is fairly trivial + // to add extra entries from /etc/protocols if desired - though not sure if that'd actually be useful. + var list = Protocols.list; + var map = Protocols.map; + if (list.length === 0) { + var entry = allocprotoent('tcp', 6, ['TCP']); + list.push(entry); + map['tcp'] = map['6'] = entry; + entry = allocprotoent('udp', 17, ['UDP']); + list.push(entry); + map['udp'] = map['17'] = entry; + } + _setprotoent.index = 0; + }; + + var _getprotobyname = (name) => { + // struct protoent *getprotobyname(const char *); + name = UTF8ToString(name); + _setprotoent(true); + var result = Protocols.map[name]; + return result; + }; + + var _getprotobynumber = (number) => { + // struct protoent *getprotobynumber(int proto); + _setprotoent(true); + var result = Protocols.map[number]; + return result; + }; + + var stackAlloc = (sz) => __emscripten_stack_alloc(sz); + + /** @suppress {duplicate } */ var stringToUTF8OnStack = (str) => { + var size = lengthBytesUTF8(str) + 1; + var ret = stackAlloc(size); + stringToUTF8(str, ret, size); + return ret; + }; + + var allocateUTF8OnStack = stringToUTF8OnStack; + + var PHPWASM = { + init: function () { + // The /internal directory is required by the C module. It's where the + // stdout, stderr, and headers information are written for the JavaScript + // code to read later on. + FS.mkdir('/internal'); + // The files from the shared directory are shared between all the + // PHP processes managed by PHPProcessManager. + FS.mkdir('/internal/shared'); + // The files from the preload directory are preloaded using the + // auto_prepend_file php.ini directive. + FS.mkdir('/internal/shared/preload'); + PHPWASM.EventEmitter = ENVIRONMENT_IS_NODE + ? require('events').EventEmitter + : class EventEmitter { + constructor() { + this.listeners = {}; + } + emit(eventName, data) { + if (this.listeners[eventName]) { + this.listeners[eventName].forEach( + (callback) => { + callback(data); + } + ); + } + } + once(eventName, callback) { + const self = this; + function removedCallback() { + callback(...arguments); + self.removeListener(eventName, removedCallback); + } + this.on(eventName, removedCallback); + } + removeAllListeners(eventName) { + if (eventName) { + delete this.listeners[eventName]; + } else { + this.listeners = {}; + } + } + removeListener(eventName, callback) { + if (this.listeners[eventName]) { + const idx = + this.listeners[eventName].indexOf(callback); + if (idx !== -1) { + this.listeners[eventName].splice(idx, 1); + } + } + } + }; + PHPWASM.child_proc_by_fd = {}; + PHPWASM.child_proc_by_pid = {}; + PHPWASM.input_devices = {}; + }, + getAllWebSockets: function (sock) { + const webSockets = new Set(); + if (sock.server) { + sock.server.clients.forEach((ws) => { + webSockets.add(ws); + }); + } + for (const peer of PHPWASM.getAllPeers(sock)) { + webSockets.add(peer.socket); + } + return Array.from(webSockets); + }, + getAllPeers: function (sock) { + const peers = new Set(); + if (sock.server) { + sock.pending + .filter((pending) => pending.peers) + .forEach((pending) => { + for (const peer of Object.values(pending.peers)) { + peers.add(peer); + } + }); + } + if (sock.peers) { + for (const peer of Object.values(sock.peers)) { + peers.add(peer); + } + } + return Array.from(peers); + }, + awaitData: function (ws) { + return PHPWASM.awaitEvent(ws, 'message'); + }, + awaitConnection: function (ws) { + if (ws.OPEN === ws.readyState) { + return [Promise.resolve(), PHPWASM.noop]; + } + return PHPWASM.awaitEvent(ws, 'open'); + }, + awaitClose: function (ws) { + if ([ws.CLOSING, ws.CLOSED].includes(ws.readyState)) { + return [Promise.resolve(), PHPWASM.noop]; + } + return PHPWASM.awaitEvent(ws, 'close'); + }, + awaitError: function (ws) { + if ([ws.CLOSING, ws.CLOSED].includes(ws.readyState)) { + return [Promise.resolve(), PHPWASM.noop]; + } + return PHPWASM.awaitEvent(ws, 'error'); + }, + awaitEvent: function (ws, event) { + let resolve; + const listener = () => { + resolve(); + }; + const promise = new Promise(function (_resolve) { + resolve = _resolve; + ws.once(event, listener); + }); + const cancel = () => { + ws.removeListener(event, listener); + // Rejecting the promises bubbles up and kills the entire + // node process. Let's resolve them on the next tick instead + // to give the caller some space to unbind any handlers. + setTimeout(resolve); + }; + return [promise, cancel]; + }, + noop: function () {}, + spawnProcess: function (command, args, options) { + if (Module['spawnProcess']) { + const spawnedPromise = Module['spawnProcess']( + command, + args, + options + ); + return Promise.resolve(spawnedPromise).then(function (spawned) { + if (!spawned || !spawned.on) { + throw new Error( + 'spawnProcess() must return an EventEmitter but returned a different type.' + ); + } + return spawned; + }); + } + if (ENVIRONMENT_IS_NODE) { + return require('child_process').spawn(command, args, { + ...options, + shell: true, + stdio: ['pipe', 'pipe', 'pipe'], + timeout: 100, + }); + } + const e = new Error( + 'popen(), proc_open() etc. are unsupported in the browser. Call php.setSpawnHandler() ' + + 'and provide a callback to handle spawning processes, or disable a popen(), proc_open() ' + + 'and similar functions via php.ini.' + ); + e.code = 'SPAWN_UNSUPPORTED'; + throw e; + }, + shutdownSocket: function (socketd, how) { + // This implementation only supports websockets at the moment + const sock = getSocketFromFD(socketd); + const peer = Object.values(sock.peers)[0]; + if (!peer) { + return -1; + } + try { + peer.socket.close(); + SOCKFS.websocket_sock_ops.removePeer(sock, peer); + return 0; + } catch (e) { + console.log('Socket shutdown error', e); + return -1; + } + }, + }; + + function _js_create_input_device(deviceId) { + let dataBuffer = []; + let dataCallback; + const filename = 'proc_id_' + deviceId; + const device = FS.createDevice( + '/dev', + filename, + function () {}, + function (byte) { + try { + dataBuffer.push(byte); + if (dataCallback) { + dataCallback(new Uint8Array(dataBuffer)); + dataBuffer = []; + } + } catch (e) { + console.error(e); + throw e; + } + } + ); + const devicePath = '/dev/' + filename; + PHPWASM.input_devices[deviceId] = { + devicePath, + onData: function (cb) { + dataCallback = cb; + dataBuffer.forEach(function (data) { + cb(data); + }); + dataBuffer.length = 0; + }, + }; + return allocateUTF8OnStack(devicePath); + } + + function _js_open_process( + command, + argsPtr, + argsLength, + descriptorsPtr, + descriptorsLength, + cwdPtr, + cwdLength, + envPtr, + envLength + ) { + if (!command) { + return 1; + } + const cmdstr = UTF8ToString(command); + if (!cmdstr.length) { + return 0; + } + let argsArray = []; + if (argsLength) { + for (var i = 0; i < argsLength; i++) { + const charPointer = argsPtr + i * 4; + argsArray.push(UTF8ToString(HEAPU32[charPointer >> 2])); + } + } + const cwdstr = cwdPtr ? UTF8ToString(cwdPtr) : null; + let envObject = null; + if (envLength) { + envObject = {}; + for (var i = 0; i < envLength; i++) { + const envPointer = envPtr + i * 4; + const envEntry = UTF8ToString(HEAPU32[envPointer >> 2]); + const splitAt = envEntry.indexOf('='); + if (splitAt === -1) { + continue; + } + const key = envEntry.substring(0, splitAt); + const value = envEntry.substring(splitAt + 1); + envObject[key] = value; + } + } + var std = {}; + // Extracts an array of available descriptors that should be dispatched to streams. + // On the C side, the descriptors are expressed as `**int` so we must go read + // each of the `descriptorsLength` `*int` pointers and convert the associated data into + // a JavaScript object { descriptor : { child : fd, parent : fd } }. + for (var i = 0; i < descriptorsLength; i++) { + const descriptorPtr = HEAPU32[(descriptorsPtr + i * 4) >> 2]; + std[HEAPU32[descriptorPtr >> 2]] = { + child: HEAPU32[(descriptorPtr + 4) >> 2], + parent: HEAPU32[(descriptorPtr + 8) >> 2], + }; + } + return Asyncify.handleSleep(async (wakeUp) => { + let cp; + try { + const options = {}; + if (cwdstr !== null) { + options.cwd = cwdstr; + } + if (envObject !== null) { + options.env = envObject; + } + cp = PHPWASM.spawnProcess(cmdstr, argsArray, options); + if (cp instanceof Promise) { + cp = await cp; + } + } catch (e) { + if (e.code === 'SPAWN_UNSUPPORTED') { + wakeUp(1); + return; + } + console.error(e); + wakeUp(1); + throw e; + } + const ProcInfo = { + pid: cp.pid, + exited: false, + stdinFd: std[0]?.child, + stdinIsDevice: std[0]?.child in PHPWASM.input_devices, + stdoutChildFd: std[1]?.child, + stdoutParentFd: std[1]?.parent, + stderrChildFd: std[2]?.child, + stderrParentFd: std[2]?.parent, + stdout: new PHPWASM.EventEmitter(), + stderr: new PHPWASM.EventEmitter(), + }; + if (ProcInfo.stdoutChildFd) + PHPWASM.child_proc_by_fd[ProcInfo.stdoutChildFd] = ProcInfo; + if (ProcInfo.stderrChildFd) + PHPWASM.child_proc_by_fd[ProcInfo.stderrChildFd] = ProcInfo; + if (ProcInfo.stdoutParentFd) + PHPWASM.child_proc_by_fd[ProcInfo.stdoutParentFd] = ProcInfo; + if (ProcInfo.stderrParentFd) + PHPWASM.child_proc_by_fd[ProcInfo.stderrParentFd] = ProcInfo; + PHPWASM.child_proc_by_pid[ProcInfo.pid] = ProcInfo; + cp.on('exit', function (code) { + ProcInfo.exitCode = code; + ProcInfo.exited = true; + // Emit events for the wasm_poll_socket function. + ProcInfo.stdout.emit('data'); + ProcInfo.stderr.emit('data'); + }); + // Pass data from child process's stdout to PHP's end of the stdout pipe. + if (ProcInfo.stdoutChildFd) { + const stdoutStream = SYSCALLS.getStreamFromFD( + ProcInfo.stdoutChildFd + ); + let stdoutAt = 0; + cp.stdout.on('data', function (data) { + ProcInfo.stdout.emit('data', data); + stdoutStream.stream_ops.write( + stdoutStream, + data, + 0, + data.length, + stdoutAt + ); + stdoutAt += data.length; + }); + } + // Pass data from child process's stderr to PHP's end of the stdout pipe. + if (ProcInfo.stderrChildFd) { + const stderrStream = SYSCALLS.getStreamFromFD( + ProcInfo.stderrChildFd + ); + let stderrAt = 0; + cp.stderr.on('data', function (data) { + ProcInfo.stderr.emit('data', data); + stderrStream.stream_ops.write( + stderrStream, + data, + 0, + data.length, + stderrAt + ); + stderrAt += data.length; + }); + } + /** + * Wait until the child process has been spawned. + * Unfortunately there is no Node.js API to check whether + * the process has already been spawned. We can only listen + * to the 'spawn' event and if it has already been spawned, + * listen to the 'exit' event. + */ try { + await new Promise((resolve, reject) => { + cp.on('spawn', resolve); + cp.on('error', reject); + }); + } catch (e) { + console.error(e); + wakeUp(1); + return; + } + // Now we want to pass data from the STDIN source supplied by PHP + // to the child process. + // PHP will write STDIN data to a device. + if (ProcInfo.stdinIsDevice) { + // We use Emscripten devices as pipes. This is a bit of a hack + // but it works as we get a callback when the device is written to. + // Let's listen to anything it outputs and pass it to the child process. + PHPWASM.input_devices[ProcInfo.stdinFd].onData(function (data) { + if (!data) return; + if (typeof data === 'number') { + data = new Uint8Array([data]); + } + const dataStr = new TextDecoder('utf-8').decode(data); + cp.stdin.write(dataStr); + }); + wakeUp(ProcInfo.pid); + return; + } + if (ProcInfo.stdinFd) { + // PHP will write STDIN data to a file descriptor. + const stdinStream = SYSCALLS.getStreamFromFD(ProcInfo.stdinFd); + if (stdinStream.node) { + // Pipe the entire stdinStream to cp.stdin + const CHUNK_SIZE = 1024; + const buffer = new Uint8Array(CHUNK_SIZE); + let offset = 0; + while (true) { + const bytesRead = stdinStream.stream_ops.read( + stdinStream, + buffer, + 0, + CHUNK_SIZE, + offset + ); + if (bytesRead === null || bytesRead === 0) { + break; + } + try { + cp.stdin.write(buffer.subarray(0, bytesRead)); + } catch (e) { + console.error(e); + return 1; + } + if (bytesRead < CHUNK_SIZE) { + break; + } + offset += bytesRead; + } + wakeUp(ProcInfo.pid); + return; + } + } + wakeUp(ProcInfo.pid); + }); + } + + function _js_process_status(pid, exitCodePtr) { + if (!PHPWASM.child_proc_by_pid[pid]) { + return -1; + } + if (PHPWASM.child_proc_by_pid[pid].exited) { + HEAPU32[exitCodePtr >> 2] = PHPWASM.child_proc_by_pid[pid].exitCode; + return 1; + } + return 0; + } + + function _js_waitpid(pid, exitCodePtr) { + if (!PHPWASM.child_proc_by_pid[pid]) { + return -1; + } + return Asyncify.handleSleep((wakeUp) => { + const poll = function () { + if (PHPWASM.child_proc_by_pid[pid]?.exited) { + HEAPU32[exitCodePtr >> 2] = + PHPWASM.child_proc_by_pid[pid].exitCode; + wakeUp(pid); + } else { + setTimeout(poll, 50); + } + }; + poll(); + }); + } + + /** @type {function(...*):?} */ function _makecontext() { + abort('missing function: makecontext'); + } + + _makecontext.stub = true; + + var arraySum = (array, index) => { + var sum = 0; + for (var i = 0; i <= index; sum += array[i++]) {} + // no-op + return sum; + }; + + var MONTH_DAYS_LEAP = [31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]; + + var MONTH_DAYS_REGULAR = [31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]; + + var addDays = (date, days) => { + var newDate = new Date(date.getTime()); + while (days > 0) { + var leap = isLeapYear(newDate.getFullYear()); + var currentMonth = newDate.getMonth(); + var daysInCurrentMonth = ( + leap ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR + )[currentMonth]; + if (days > daysInCurrentMonth - newDate.getDate()) { + // we spill over to next month + days -= daysInCurrentMonth - newDate.getDate() + 1; + newDate.setDate(1); + if (currentMonth < 11) { + newDate.setMonth(currentMonth + 1); + } else { + newDate.setMonth(0); + newDate.setFullYear(newDate.getFullYear() + 1); + } + } else { + // we stay in current month + newDate.setDate(newDate.getDate() + days); + return newDate; + } + } + return newDate; + }; + + var _strptime = (buf, format, tm) => { + // char *strptime(const char *restrict buf, const char *restrict format, struct tm *restrict tm); + // http://pubs.opengroup.org/onlinepubs/009695399/functions/strptime.html + var pattern = UTF8ToString(format); + // escape special characters + // TODO: not sure we really need to escape all of these in JS regexps + var SPECIAL_CHARS = '\\!@#$^&*()+=-[]/{}|:<>?,.'; + for (var i = 0, ii = SPECIAL_CHARS.length; i < ii; ++i) { + pattern = pattern.replace( + new RegExp('\\' + SPECIAL_CHARS[i], 'g'), + '\\' + SPECIAL_CHARS[i] + ); + } + // reduce number of matchers + var EQUIVALENT_MATCHERS = { + A: '%a', + B: '%b', + c: '%a %b %d %H:%M:%S %Y', + D: '%m\\/%d\\/%y', + e: '%d', + F: '%Y-%m-%d', + h: '%b', + R: '%H\\:%M', + r: '%I\\:%M\\:%S\\s%p', + T: '%H\\:%M\\:%S', + x: '%m\\/%d\\/(?:%y|%Y)', + X: '%H\\:%M\\:%S', + }; + // TODO: take care of locale + var DATE_PATTERNS = { + /* weekday name */ a: '(?:Sun(?:day)?)|(?:Mon(?:day)?)|(?:Tue(?:sday)?)|(?:Wed(?:nesday)?)|(?:Thu(?:rsday)?)|(?:Fri(?:day)?)|(?:Sat(?:urday)?)', + /* month name */ b: '(?:Jan(?:uary)?)|(?:Feb(?:ruary)?)|(?:Mar(?:ch)?)|(?:Apr(?:il)?)|May|(?:Jun(?:e)?)|(?:Jul(?:y)?)|(?:Aug(?:ust)?)|(?:Sep(?:tember)?)|(?:Oct(?:ober)?)|(?:Nov(?:ember)?)|(?:Dec(?:ember)?)', + /* century */ C: '\\d\\d', + /* day of month */ d: '0[1-9]|[1-9](?!\\d)|1\\d|2\\d|30|31', + /* hour (24hr) */ H: '\\d(?!\\d)|[0,1]\\d|20|21|22|23', + /* hour (12hr) */ I: '\\d(?!\\d)|0\\d|10|11|12', + /* day of year */ j: '00[1-9]|0?[1-9](?!\\d)|0?[1-9]\\d(?!\\d)|[1,2]\\d\\d|3[0-6]\\d', + /* month */ m: '0[1-9]|[1-9](?!\\d)|10|11|12', + /* minutes */ M: '0\\d|\\d(?!\\d)|[1-5]\\d', + /* whitespace */ n: ' ', + /* AM/PM */ p: 'AM|am|PM|pm|A\\.M\\.|a\\.m\\.|P\\.M\\.|p\\.m\\.', + /* seconds */ S: '0\\d|\\d(?!\\d)|[1-5]\\d|60', + /* week number */ U: '0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53', + /* week number */ W: '0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53', + /* weekday number */ w: '[0-6]', + /* 2-digit year */ y: '\\d\\d', + /* 4-digit year */ Y: '\\d\\d\\d\\d', + /* whitespace */ t: ' ', + /* time zone */ z: 'Z|(?:[\\+\\-]\\d\\d:?(?:\\d\\d)?)', + }; + var MONTH_NUMBERS = { + JAN: 0, + FEB: 1, + MAR: 2, + APR: 3, + MAY: 4, + JUN: 5, + JUL: 6, + AUG: 7, + SEP: 8, + OCT: 9, + NOV: 10, + DEC: 11, + }; + var DAY_NUMBERS_SUN_FIRST = { + SUN: 0, + MON: 1, + TUE: 2, + WED: 3, + THU: 4, + FRI: 5, + SAT: 6, + }; + var DAY_NUMBERS_MON_FIRST = { + MON: 0, + TUE: 1, + WED: 2, + THU: 3, + FRI: 4, + SAT: 5, + SUN: 6, + }; + var capture = []; + var pattern_out = pattern + .replace(/%(.)/g, (m, c) => EQUIVALENT_MATCHERS[c] || m) + .replace(/%(.)/g, (_, c) => { + let pat = DATE_PATTERNS[c]; + if (pat) { + capture.push(c); + return `(${pat})`; + } else { + return c; + } + }) + .replace( + // any number of space or tab characters match zero or more spaces + /\s+/g, + '\\s*' + ); + var matches = new RegExp('^' + pattern_out, 'i').exec( + UTF8ToString(buf) + ); + function initDate() { + function fixup(value, min, max) { + return typeof value != 'number' || isNaN(value) + ? min + : value >= min + ? value <= max + ? value + : max + : min; + } + return { + year: fixup(HEAP32[(tm + 20) >> 2] + 1900, 1970, 9999), + month: fixup(HEAP32[(tm + 16) >> 2], 0, 11), + day: fixup(HEAP32[(tm + 12) >> 2], 1, 31), + hour: fixup(HEAP32[(tm + 8) >> 2], 0, 23), + min: fixup(HEAP32[(tm + 4) >> 2], 0, 59), + sec: fixup(HEAP32[tm >> 2], 0, 59), + gmtoff: 0, + }; + } + if (matches) { + var date = initDate(); + var value; + var getMatch = (symbol) => { + var pos = capture.indexOf(symbol); + // check if symbol appears in regexp + if (pos >= 0) { + // return matched value or null (falsy!) for non-matches + return matches[pos + 1]; + } + return; + }; + // seconds + if ((value = getMatch('S'))) { + date.sec = jstoi_q(value); + } + // minutes + if ((value = getMatch('M'))) { + date.min = jstoi_q(value); + } + // hours + if ((value = getMatch('H'))) { + // 24h clock + date.hour = jstoi_q(value); + } else if ((value = getMatch('I'))) { + // AM/PM clock + var hour = jstoi_q(value); + if ((value = getMatch('p'))) { + hour += value.toUpperCase()[0] === 'P' ? 12 : 0; + } + date.hour = hour; + } + // year + if ((value = getMatch('Y'))) { + // parse from four-digit year + date.year = jstoi_q(value); + } else if ((value = getMatch('y'))) { + // parse from two-digit year... + var year = jstoi_q(value); + if ((value = getMatch('C'))) { + // ...and century + year += jstoi_q(value) * 100; + } else { + // ...and rule-of-thumb + year += year < 69 ? 2e3 : 1900; + } + date.year = year; + } + // month + if ((value = getMatch('m'))) { + // parse from month number + date.month = jstoi_q(value) - 1; + } else if ((value = getMatch('b'))) { + // parse from month name + date.month = + MONTH_NUMBERS[value.substring(0, 3).toUpperCase()] || 0; + } + // day + if ((value = getMatch('d'))) { + // get day of month directly + date.day = jstoi_q(value); + } else if ((value = getMatch('j'))) { + // get day of month from day of year ... + var day = jstoi_q(value); + var leapYear = isLeapYear(date.year); + for (var month = 0; month < 12; ++month) { + var daysUntilMonth = arraySum( + leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, + month - 1 + ); + if ( + day <= + daysUntilMonth + + (leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR)[ + month + ] + ) { + date.day = day - daysUntilMonth; + } + } + } else if ((value = getMatch('a'))) { + // get day of month from weekday ... + var weekDay = value.substring(0, 3).toUpperCase(); + if ((value = getMatch('U'))) { + // ... and week number (Sunday being first day of week) + // Week number of the year (Sunday as the first day of the week) as a decimal number [00,53]. + // All days in a new year preceding the first Sunday are considered to be in week 0. + var weekDayNumber = DAY_NUMBERS_SUN_FIRST[weekDay]; + var weekNumber = jstoi_q(value); + // January 1st + var janFirst = new Date(date.year, 0, 1); + var endDate; + if (janFirst.getDay() === 0) { + // Jan 1st is a Sunday, and, hence in the 1st CW + endDate = addDays( + janFirst, + weekDayNumber + 7 * (weekNumber - 1) + ); + } else { + // Jan 1st is not a Sunday, and, hence still in the 0th CW + endDate = addDays( + janFirst, + 7 - + janFirst.getDay() + + weekDayNumber + + 7 * (weekNumber - 1) + ); + } + date.day = endDate.getDate(); + date.month = endDate.getMonth(); + } else if ((value = getMatch('W'))) { + // ... and week number (Monday being first day of week) + // Week number of the year (Monday as the first day of the week) as a decimal number [00,53]. + // All days in a new year preceding the first Monday are considered to be in week 0. + var weekDayNumber = DAY_NUMBERS_MON_FIRST[weekDay]; + var weekNumber = jstoi_q(value); + // January 1st + var janFirst = new Date(date.year, 0, 1); + var endDate; + if (janFirst.getDay() === 1) { + // Jan 1st is a Monday, and, hence in the 1st CW + endDate = addDays( + janFirst, + weekDayNumber + 7 * (weekNumber - 1) + ); + } else { + // Jan 1st is not a Monday, and, hence still in the 0th CW + endDate = addDays( + janFirst, + 7 - + janFirst.getDay() + + 1 + + weekDayNumber + + 7 * (weekNumber - 1) + ); + } + date.day = endDate.getDate(); + date.month = endDate.getMonth(); + } + } + // time zone + if ((value = getMatch('z'))) { + // GMT offset as either 'Z' or +-HH:MM or +-HH or +-HHMM + if (value.toLowerCase() === 'z') { + date.gmtoff = 0; + } else { + var match = value.match(/^((?:\-|\+)\d\d):?(\d\d)?/); + date.gmtoff = match[1] * 3600; + if (match[2]) { + date.gmtoff += + date.gmtoff > 0 ? match[2] * 60 : -match[2] * 60; + } + } + } + /* tm_sec int seconds after the minute 0-61* tm_min int minutes after the hour 0-59 tm_hour int hours since midnight 0-23 @@ -6694,502 +8291,634 @@ var _strptime = (buf, format, tm) => { tm_yday int days since January 1 0-365 tm_isdst int Daylight Saving Time flag tm_gmtoff long offset from GMT (seconds) - */ var fullDate = new Date(date.year, date.month, date.day, date.hour, date.min, date.sec, 0); - HEAP32[((tm) >> 2)] = fullDate.getSeconds(); - HEAP32[(((tm) + (4)) >> 2)] = fullDate.getMinutes(); - HEAP32[(((tm) + (8)) >> 2)] = fullDate.getHours(); - HEAP32[(((tm) + (12)) >> 2)] = fullDate.getDate(); - HEAP32[(((tm) + (16)) >> 2)] = fullDate.getMonth(); - HEAP32[(((tm) + (20)) >> 2)] = fullDate.getFullYear() - 1900; - HEAP32[(((tm) + (24)) >> 2)] = fullDate.getDay(); - HEAP32[(((tm) + (28)) >> 2)] = arraySum(isLeapYear(fullDate.getFullYear()) ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, fullDate.getMonth() - 1) + fullDate.getDate() - 1; - HEAP32[(((tm) + (32)) >> 2)] = 0; - HEAP32[(((tm) + (36)) >> 2)] = date.gmtoff; - return buf + intArrayFromString(matches[0]).length - 1; - } - return 0; -}; - -/** @type {function(...*):?} */ function _swapcontext() { - abort("missing function: swapcontext"); -} - -_swapcontext.stub = true; - -function _wasm_close(socketd) { - return PHPWASM.shutdownSocket(socketd, 2); -} - -function _wasm_setsockopt(socketd, level, optionName, optionValuePtr, optionLen) { - const optionValue = HEAPU8[optionValuePtr]; - const SOL_SOCKET = 1; - const SO_KEEPALIVE = 9; - const IPPROTO_TCP = 6; - const TCP_NODELAY = 1; - const isSupported = (level === SOL_SOCKET && optionName === SO_KEEPALIVE) || (level === IPPROTO_TCP && optionName === TCP_NODELAY); - if (!isSupported) { - console.warn(`Unsupported socket option: ${level}, ${optionName}, ${optionValue}`); - return -1; - } - const ws = PHPWASM.getAllWebSockets(socketd)[0]; - if (!ws) { - return -1; - } - ws.setSocketOpt(level, optionName, optionValuePtr); - return 0; -} - -function _wasm_shutdown(socketd, how) { - return PHPWASM.shutdownSocket(socketd, how); -} - -var Asyncify = { - instrumentWasmImports(imports) { - var importPattern = /^(js_open_process|js_waitpid|js_process_status|js_create_input_device|wasm_setsockopt|wasm_shutdown|wasm_close|invoke_.*|__asyncjs__.*)$/; - for (let [x, original] of Object.entries(imports)) { - if (typeof original == "function") { - let isAsyncifyImport = original.isAsync || importPattern.test(x); - if (isAsyncifyImport) { - imports[x] = original = new WebAssembly.Suspending(original); - } - } - } - }, - instrumentWasmExports(exports) { - var exportPattern = /^(wasm_sleep|wasm_read|emscripten_sleep|wasm_sapi_handle_request|wasm_sapi_request_shutdown|wasm_poll_socket|wrap_select|__wrap_select|select|php_pollfd_for|fflush|wasm_popen|wasm_read|wasm_php_exec|run_cli|main|__main_argc_argv)$/; - Asyncify.asyncExports = new Set; - var ret = {}; - for (let [x, original] of Object.entries(exports)) { - if (typeof original == "function") { - let isAsyncifyExport = exportPattern.test(x); - if (isAsyncifyExport) { - Asyncify.asyncExports.add(original); - original = Asyncify.makeAsyncFunction(original); - } - ret[x] = (...args) => original(...args); - } else { - ret[x] = original; - } - } - return ret; - }, - asyncExports: null, - isAsyncExport(func) { - return Asyncify.asyncExports?.has(func); - }, - handleAsync: async startAsync => { - runtimeKeepalivePush(); - try { - return await startAsync(); - } finally { - runtimeKeepalivePop(); - } - }, - handleSleep(startAsync) { - return Asyncify.handleAsync(() => new Promise(startAsync)); - }, - makeAsyncFunction(original) { - return WebAssembly.promising(original); - } -}; - -var getCFunc = ident => { - var func = Module["_" + ident]; - return func; -}; - -var stackSave = () => _emscripten_stack_get_current(); - -var stackRestore = val => __emscripten_stack_restore(val); - -/** - * @param {string|null=} returnType - * @param {Array=} argTypes - * @param {Arguments|Array=} args - * @param {Object=} opts - */ var ccall = (ident, returnType, argTypes, args, opts) => { - var toC = { - "string": str => { - var ret = 0; - if (str !== null && str !== undefined && str !== 0) { - ret = stringToUTF8OnStack(str); - } - return ret; - }, - "array": arr => { - var ret = stackAlloc(arr.length); - writeArrayToMemory(arr, ret); - return ret; - } - }; - function convertReturnValue(ret) { - if (returnType === "string") { - return UTF8ToString(ret); - } - if (returnType === "boolean") return Boolean(ret); - return ret; - } - var func = getCFunc(ident); - var cArgs = []; - var stack = 0; - if (args) { - for (var i = 0; i < args.length; i++) { - var converter = toC[argTypes[i]]; - if (converter) { - if (stack === 0) stack = stackSave(); - cArgs[i] = converter(args[i]); - } else { - cArgs[i] = args[i]; - } - } - } - var ret = func(...cArgs); - function onDone(ret) { - if (stack !== 0) stackRestore(stack); - return convertReturnValue(ret); - } - var asyncMode = opts?.async; - if (asyncMode) return ret.then(onDone); - ret = onDone(ret); - return ret; -}; - -var FS_createPath = FS.createPath; - -var FS_unlink = path => FS.unlink(path); - -var FS_createLazyFile = FS.createLazyFile; - -var FS_createDevice = FS.createDevice; - -FS.createPreloadedFile = FS_createPreloadedFile; - -FS.staticInit(); - -Module["FS_createPath"] = FS.createPath; - -Module["FS_createDataFile"] = FS.createDataFile; - -Module["FS_createPreloadedFile"] = FS.createPreloadedFile; - -Module["FS_unlink"] = FS.unlink; - -Module["FS_createLazyFile"] = FS.createLazyFile; - -Module["FS_createDevice"] = FS.createDevice; - -if (ENVIRONMENT_IS_NODE) { - NODEFS.staticInit(); -} - -PHPWASM.init(); - -var wasmImports = { - /** @export */ SharpYuvConvert: _SharpYuvConvert, - /** @export */ SharpYuvGetConversionMatrix: _SharpYuvGetConversionMatrix, - /** @export */ SharpYuvInit: _SharpYuvInit, - /** @export */ __assert_fail: ___assert_fail, - /** @export */ __asyncjs__js_fd_read: __asyncjs__js_fd_read, - /** @export */ __asyncjs__js_module_onMessage: __asyncjs__js_module_onMessage, - /** @export */ __asyncjs__js_popen_to_file: __asyncjs__js_popen_to_file, - /** @export */ __asyncjs__wasm_poll_socket: __asyncjs__wasm_poll_socket, - /** @export */ __call_sighandler: ___call_sighandler, - /** @export */ __syscall_accept4: ___syscall_accept4, - /** @export */ __syscall_bind: ___syscall_bind, - /** @export */ __syscall_chdir: ___syscall_chdir, - /** @export */ __syscall_chmod: ___syscall_chmod, - /** @export */ __syscall_connect: ___syscall_connect, - /** @export */ __syscall_dup: ___syscall_dup, - /** @export */ __syscall_dup3: ___syscall_dup3, - /** @export */ __syscall_faccessat: ___syscall_faccessat, - /** @export */ __syscall_fallocate: ___syscall_fallocate, - /** @export */ __syscall_fchmod: ___syscall_fchmod, - /** @export */ __syscall_fchown32: ___syscall_fchown32, - /** @export */ __syscall_fchownat: ___syscall_fchownat, - /** @export */ __syscall_fcntl64: ___syscall_fcntl64, - /** @export */ __syscall_fdatasync: ___syscall_fdatasync, - /** @export */ __syscall_fstat64: ___syscall_fstat64, - /** @export */ __syscall_ftruncate64: ___syscall_ftruncate64, - /** @export */ __syscall_getcwd: ___syscall_getcwd, - /** @export */ __syscall_getdents64: ___syscall_getdents64, - /** @export */ __syscall_getpeername: ___syscall_getpeername, - /** @export */ __syscall_getsockname: ___syscall_getsockname, - /** @export */ __syscall_getsockopt: ___syscall_getsockopt, - /** @export */ __syscall_ioctl: ___syscall_ioctl, - /** @export */ __syscall_listen: ___syscall_listen, - /** @export */ __syscall_lstat64: ___syscall_lstat64, - /** @export */ __syscall_mkdirat: ___syscall_mkdirat, - /** @export */ __syscall_newfstatat: ___syscall_newfstatat, - /** @export */ __syscall_openat: ___syscall_openat, - /** @export */ __syscall_pipe: ___syscall_pipe, - /** @export */ __syscall_poll: ___syscall_poll, - /** @export */ __syscall_readlinkat: ___syscall_readlinkat, - /** @export */ __syscall_recvfrom: ___syscall_recvfrom, - /** @export */ __syscall_renameat: ___syscall_renameat, - /** @export */ __syscall_rmdir: ___syscall_rmdir, - /** @export */ __syscall_sendto: ___syscall_sendto, - /** @export */ __syscall_socket: ___syscall_socket, - /** @export */ __syscall_stat64: ___syscall_stat64, - /** @export */ __syscall_statfs64: ___syscall_statfs64, - /** @export */ __syscall_symlink: ___syscall_symlink, - /** @export */ __syscall_unlinkat: ___syscall_unlinkat, - /** @export */ __syscall_utimensat: ___syscall_utimensat, - /** @export */ _abort_js: __abort_js, - /** @export */ _emscripten_get_now_is_monotonic: __emscripten_get_now_is_monotonic, - /** @export */ _emscripten_lookup_name: __emscripten_lookup_name, - /** @export */ _emscripten_memcpy_js: __emscripten_memcpy_js, - /** @export */ _emscripten_runtime_keepalive_clear: __emscripten_runtime_keepalive_clear, - /** @export */ _gmtime_js: __gmtime_js, - /** @export */ _localtime_js: __localtime_js, - /** @export */ _mktime_js: __mktime_js, - /** @export */ _mmap_js: __mmap_js, - /** @export */ _munmap_js: __munmap_js, - /** @export */ _setitimer_js: __setitimer_js, - /** @export */ _tzset_js: __tzset_js, - /** @export */ emscripten_date_now: _emscripten_date_now, - /** @export */ emscripten_get_heap_max: _emscripten_get_heap_max, - /** @export */ emscripten_get_now: _emscripten_get_now, - /** @export */ emscripten_resize_heap: _emscripten_resize_heap, - /** @export */ emscripten_sleep: _emscripten_sleep, - /** @export */ environ_get: _environ_get, - /** @export */ environ_sizes_get: _environ_sizes_get, - /** @export */ exit: _exit, - /** @export */ fd_close: _fd_close, - /** @export */ fd_fdstat_get: _fd_fdstat_get, - /** @export */ fd_read: _fd_read, - /** @export */ fd_seek: _fd_seek, - /** @export */ fd_sync: _fd_sync, - /** @export */ fd_write: _fd_write, - /** @export */ getaddrinfo: _getaddrinfo, - /** @export */ getcontext: _getcontext, - /** @export */ getnameinfo: _getnameinfo, - /** @export */ getprotobyname: _getprotobyname, - /** @export */ getprotobynumber: _getprotobynumber, - /** @export */ js_create_input_device: _js_create_input_device, - /** @export */ js_open_process: _js_open_process, - /** @export */ js_process_status: _js_process_status, - /** @export */ js_waitpid: _js_waitpid, - /** @export */ makecontext: _makecontext, - /** @export */ proc_exit: _proc_exit, - /** @export */ strftime: _strftime, - /** @export */ strftime_l: _strftime_l, - /** @export */ strptime: _strptime, - /** @export */ swapcontext: _swapcontext, - /** @export */ wasm_close: _wasm_close, - /** @export */ wasm_setsockopt: _wasm_setsockopt, - /** @export */ wasm_shutdown: _wasm_shutdown -}; - -var wasmExports = createWasm(); - -var ___wasm_call_ctors = () => (___wasm_call_ctors = wasmExports["__wasm_call_ctors"])(); - -var _malloc = a0 => (_malloc = wasmExports["malloc"])(a0); - -var _wasm_read = Module["_wasm_read"] = (a0, a1, a2) => (_wasm_read = Module["_wasm_read"] = wasmExports["wasm_read"])(a0, a1, a2); - -var _fflush = a0 => (_fflush = wasmExports["fflush"])(a0); - -var _wasm_popen = Module["_wasm_popen"] = (a0, a1) => (_wasm_popen = Module["_wasm_popen"] = wasmExports["wasm_popen"])(a0, a1); - -var _wasm_php_exec = Module["_wasm_php_exec"] = (a0, a1, a2, a3) => (_wasm_php_exec = Module["_wasm_php_exec"] = wasmExports["wasm_php_exec"])(a0, a1, a2, a3); - -var _php_pollfd_for = Module["_php_pollfd_for"] = (a0, a1, a2) => (_php_pollfd_for = Module["_php_pollfd_for"] = wasmExports["php_pollfd_for"])(a0, a1, a2); - -var _htons = a0 => (_htons = wasmExports["htons"])(a0); - -var _ntohs = a0 => (_ntohs = wasmExports["ntohs"])(a0); - -var _htonl = a0 => (_htonl = wasmExports["htonl"])(a0); - -var _wasm_sleep = Module["_wasm_sleep"] = a0 => (_wasm_sleep = Module["_wasm_sleep"] = wasmExports["wasm_sleep"])(a0); - -var ___wrap_select = Module["___wrap_select"] = (a0, a1, a2, a3, a4) => (___wrap_select = Module["___wrap_select"] = wasmExports["__wrap_select"])(a0, a1, a2, a3, a4); - -var _wasm_add_cli_arg = Module["_wasm_add_cli_arg"] = a0 => (_wasm_add_cli_arg = Module["_wasm_add_cli_arg"] = wasmExports["wasm_add_cli_arg"])(a0); - -var _run_cli = Module["_run_cli"] = () => (_run_cli = Module["_run_cli"] = wasmExports["run_cli"])(); - -var _wasm_set_sapi_name = Module["_wasm_set_sapi_name"] = a0 => (_wasm_set_sapi_name = Module["_wasm_set_sapi_name"] = wasmExports["wasm_set_sapi_name"])(a0); - -var _wasm_set_phpini_path = Module["_wasm_set_phpini_path"] = a0 => (_wasm_set_phpini_path = Module["_wasm_set_phpini_path"] = wasmExports["wasm_set_phpini_path"])(a0); - -var _wasm_add_SERVER_entry = Module["_wasm_add_SERVER_entry"] = (a0, a1) => (_wasm_add_SERVER_entry = Module["_wasm_add_SERVER_entry"] = wasmExports["wasm_add_SERVER_entry"])(a0, a1); - -var _wasm_add_ENV_entry = Module["_wasm_add_ENV_entry"] = (a0, a1) => (_wasm_add_ENV_entry = Module["_wasm_add_ENV_entry"] = wasmExports["wasm_add_ENV_entry"])(a0, a1); - -var _wasm_set_query_string = Module["_wasm_set_query_string"] = a0 => (_wasm_set_query_string = Module["_wasm_set_query_string"] = wasmExports["wasm_set_query_string"])(a0); + */ var fullDate = new Date( + date.year, + date.month, + date.day, + date.hour, + date.min, + date.sec, + 0 + ); + HEAP32[tm >> 2] = fullDate.getSeconds(); + HEAP32[(tm + 4) >> 2] = fullDate.getMinutes(); + HEAP32[(tm + 8) >> 2] = fullDate.getHours(); + HEAP32[(tm + 12) >> 2] = fullDate.getDate(); + HEAP32[(tm + 16) >> 2] = fullDate.getMonth(); + HEAP32[(tm + 20) >> 2] = fullDate.getFullYear() - 1900; + HEAP32[(tm + 24) >> 2] = fullDate.getDay(); + HEAP32[(tm + 28) >> 2] = + arraySum( + isLeapYear(fullDate.getFullYear()) + ? MONTH_DAYS_LEAP + : MONTH_DAYS_REGULAR, + fullDate.getMonth() - 1 + ) + + fullDate.getDate() - + 1; + HEAP32[(tm + 32) >> 2] = 0; + HEAP32[(tm + 36) >> 2] = date.gmtoff; + // we need to convert the matched sequence into an integer array to take care of UTF-8 characters > 0x7F + // TODO: not sure that intArrayFromString handles all unicode characters correctly + return buf + intArrayFromString(matches[0]).length - 1; + } + return 0; + }; + + /** @type {function(...*):?} */ function _swapcontext() { + abort('missing function: swapcontext'); + } + + _swapcontext.stub = true; + + function _wasm_close(socketd) { + return PHPWASM.shutdownSocket(socketd, 2); + } + + function _wasm_setsockopt( + socketd, + level, + optionName, + optionValuePtr, + optionLen + ) { + const optionValue = HEAPU8[optionValuePtr]; + const SOL_SOCKET = 1; + const SO_KEEPALIVE = 9; + const IPPROTO_TCP = 6; + const TCP_NODELAY = 1; + const isSupported = + (level === SOL_SOCKET && optionName === SO_KEEPALIVE) || + (level === IPPROTO_TCP && optionName === TCP_NODELAY); + if (!isSupported) { + console.warn( + `Unsupported socket option: ${level}, ${optionName}, ${optionValue}` + ); + return -1; + } + const ws = PHPWASM.getAllWebSockets(socketd)[0]; + if (!ws) { + return -1; + } + ws.setSocketOpt(level, optionName, optionValuePtr); + return 0; + } + + function _wasm_shutdown(socketd, how) { + return PHPWASM.shutdownSocket(socketd, how); + } + + var Asyncify = { + instrumentWasmImports(imports) { + var importPattern = + /^(js_open_process|js_waitpid|js_process_status|js_create_input_device|wasm_setsockopt|wasm_shutdown|wasm_close|invoke_.*|__asyncjs__.*)$/; + for (let [x, original] of Object.entries(imports)) { + if (typeof original == 'function') { + let isAsyncifyImport = + original.isAsync || importPattern.test(x); + // Wrap async imports with a suspending WebAssembly function. + if (isAsyncifyImport) { + imports[x] = original = new WebAssembly.Suspending( + original + ); + } + } + } + }, + instrumentWasmExports(exports) { + var exportPattern = + /^(wasm_sleep|wasm_read|emscripten_sleep|wasm_sapi_handle_request|wasm_sapi_request_shutdown|wasm_poll_socket|wrap_select|__wrap_select|select|php_pollfd_for|fflush|wasm_popen|wasm_read|wasm_php_exec|run_cli|main|__main_argc_argv)$/; + Asyncify.asyncExports = new Set(); + var ret = {}; + for (let [x, original] of Object.entries(exports)) { + if (typeof original == 'function') { + // Wrap all exports with a promising WebAssembly function. + let isAsyncifyExport = exportPattern.test(x); + if (isAsyncifyExport) { + Asyncify.asyncExports.add(original); + original = Asyncify.makeAsyncFunction(original); + } + ret[x] = (...args) => original(...args); + } else { + ret[x] = original; + } + } + return ret; + }, + asyncExports: null, + isAsyncExport(func) { + return Asyncify.asyncExports?.has(func); + }, + handleAsync: async (startAsync) => { + runtimeKeepalivePush(); + try { + return await startAsync(); + } finally { + runtimeKeepalivePop(); + } + }, + handleSleep(startAsync) { + return Asyncify.handleAsync(() => new Promise(startAsync)); + }, + makeAsyncFunction(original) { + return WebAssembly.promising(original); + }, + }; + + var getCFunc = (ident) => { + var func = Module['_' + ident]; + // closure exported function + return func; + }; + + var writeArrayToMemory = (array, buffer) => { + HEAP8.set(array, buffer); + }; + + var stackSave = () => _emscripten_stack_get_current(); + + var stackRestore = (val) => __emscripten_stack_restore(val); + + /** + * @param {string|null=} returnType + * @param {Array=} argTypes + * @param {Arguments|Array=} args + * @param {Object=} opts + */ var ccall = (ident, returnType, argTypes, args, opts) => { + // For fast lookup of conversion functions + var toC = { + string: (str) => { + var ret = 0; + if (str !== null && str !== undefined && str !== 0) { + // null string + ret = stringToUTF8OnStack(str); + } + return ret; + }, + array: (arr) => { + var ret = stackAlloc(arr.length); + writeArrayToMemory(arr, ret); + return ret; + }, + }; + function convertReturnValue(ret) { + if (returnType === 'string') { + return UTF8ToString(ret); + } + if (returnType === 'boolean') return Boolean(ret); + return ret; + } + var func = getCFunc(ident); + var cArgs = []; + var stack = 0; + if (args) { + for (var i = 0; i < args.length; i++) { + var converter = toC[argTypes[i]]; + if (converter) { + if (stack === 0) stack = stackSave(); + cArgs[i] = converter(args[i]); + } else { + cArgs[i] = args[i]; + } + } + } + var ret = func(...cArgs); + function onDone(ret) { + if (stack !== 0) stackRestore(stack); + return convertReturnValue(ret); + } + var asyncMode = opts?.async; + if (asyncMode) return ret.then(onDone); + ret = onDone(ret); + return ret; + }; + + var FS_createPath = FS.createPath; + + var FS_unlink = (path) => FS.unlink(path); + + var FS_createLazyFile = FS.createLazyFile; + + var FS_createDevice = FS.createDevice; + + FS.createPreloadedFile = FS_createPreloadedFile; + + FS.staticInit(); + + // Set module methods based on EXPORTED_RUNTIME_METHODS + Module['FS_createPath'] = FS.createPath; + + Module['FS_createDataFile'] = FS.createDataFile; + + Module['FS_createPreloadedFile'] = FS.createPreloadedFile; + + Module['FS_unlink'] = FS.unlink; + + Module['FS_createLazyFile'] = FS.createLazyFile; + + Module['FS_createDevice'] = FS.createDevice; + + // This error may happen quite a bit. To avoid overhead we reuse it (and + // suffer a lack of stack info). + MEMFS.doesNotExistError = new FS.ErrnoError(44); + + /** @suppress {checkTypes} */ MEMFS.doesNotExistError.stack = + ''; + + if (ENVIRONMENT_IS_NODE) { + NODEFS.staticInit(); + } + + PHPWASM.init(); + + var wasmImports = { + /** @export */ SharpYuvConvert: _SharpYuvConvert, + /** @export */ SharpYuvGetConversionMatrix: + _SharpYuvGetConversionMatrix, + /** @export */ SharpYuvInit: _SharpYuvInit, + /** @export */ __assert_fail: ___assert_fail, + /** @export */ __asyncjs__js_fd_read, + /** @export */ __asyncjs__js_module_onMessage, + /** @export */ __asyncjs__js_popen_to_file, + /** @export */ __asyncjs__wasm_poll_socket, + /** @export */ __call_sighandler: ___call_sighandler, + /** @export */ __syscall_accept4: ___syscall_accept4, + /** @export */ __syscall_bind: ___syscall_bind, + /** @export */ __syscall_chdir: ___syscall_chdir, + /** @export */ __syscall_chmod: ___syscall_chmod, + /** @export */ __syscall_connect: ___syscall_connect, + /** @export */ __syscall_dup: ___syscall_dup, + /** @export */ __syscall_dup3: ___syscall_dup3, + /** @export */ __syscall_faccessat: ___syscall_faccessat, + /** @export */ __syscall_fallocate: ___syscall_fallocate, + /** @export */ __syscall_fchmod: ___syscall_fchmod, + /** @export */ __syscall_fchown32: ___syscall_fchown32, + /** @export */ __syscall_fchownat: ___syscall_fchownat, + /** @export */ __syscall_fcntl64: ___syscall_fcntl64, + /** @export */ __syscall_fdatasync: ___syscall_fdatasync, + /** @export */ __syscall_fstat64: ___syscall_fstat64, + /** @export */ __syscall_ftruncate64: ___syscall_ftruncate64, + /** @export */ __syscall_getcwd: ___syscall_getcwd, + /** @export */ __syscall_getdents64: ___syscall_getdents64, + /** @export */ __syscall_getpeername: ___syscall_getpeername, + /** @export */ __syscall_getsockname: ___syscall_getsockname, + /** @export */ __syscall_getsockopt: ___syscall_getsockopt, + /** @export */ __syscall_ioctl: ___syscall_ioctl, + /** @export */ __syscall_listen: ___syscall_listen, + /** @export */ __syscall_lstat64: ___syscall_lstat64, + /** @export */ __syscall_mkdirat: ___syscall_mkdirat, + /** @export */ __syscall_newfstatat: ___syscall_newfstatat, + /** @export */ __syscall_openat: ___syscall_openat, + /** @export */ __syscall_pipe: ___syscall_pipe, + /** @export */ __syscall_poll: ___syscall_poll, + /** @export */ __syscall_readlinkat: ___syscall_readlinkat, + /** @export */ __syscall_recvfrom: ___syscall_recvfrom, + /** @export */ __syscall_renameat: ___syscall_renameat, + /** @export */ __syscall_rmdir: ___syscall_rmdir, + /** @export */ __syscall_sendto: ___syscall_sendto, + /** @export */ __syscall_socket: ___syscall_socket, + /** @export */ __syscall_stat64: ___syscall_stat64, + /** @export */ __syscall_statfs64: ___syscall_statfs64, + /** @export */ __syscall_symlinkat: ___syscall_symlinkat, + /** @export */ __syscall_unlinkat: ___syscall_unlinkat, + /** @export */ __syscall_utimensat: ___syscall_utimensat, + /** @export */ _abort_js: __abort_js, + /** @export */ _emscripten_lookup_name: __emscripten_lookup_name, + /** @export */ _emscripten_memcpy_js: __emscripten_memcpy_js, + /** @export */ _emscripten_runtime_keepalive_clear: + __emscripten_runtime_keepalive_clear, + /** @export */ _gmtime_js: __gmtime_js, + /** @export */ _localtime_js: __localtime_js, + /** @export */ _mktime_js: __mktime_js, + /** @export */ _mmap_js: __mmap_js, + /** @export */ _munmap_js: __munmap_js, + /** @export */ _setitimer_js: __setitimer_js, + /** @export */ _tzset_js: __tzset_js, + /** @export */ clock_time_get: _clock_time_get, + /** @export */ emscripten_date_now: _emscripten_date_now, + /** @export */ emscripten_get_heap_max: _emscripten_get_heap_max, + /** @export */ emscripten_get_now: _emscripten_get_now, + /** @export */ emscripten_resize_heap: _emscripten_resize_heap, + /** @export */ emscripten_sleep: _emscripten_sleep, + /** @export */ environ_get: _environ_get, + /** @export */ environ_sizes_get: _environ_sizes_get, + /** @export */ exit: _exit, + /** @export */ fd_close: _fd_close, + /** @export */ fd_fdstat_get: _fd_fdstat_get, + /** @export */ fd_read: _fd_read, + /** @export */ fd_seek: _fd_seek, + /** @export */ fd_sync: _fd_sync, + /** @export */ fd_write: _fd_write, + /** @export */ getaddrinfo: _getaddrinfo, + /** @export */ getcontext: _getcontext, + /** @export */ getnameinfo: _getnameinfo, + /** @export */ getprotobyname: _getprotobyname, + /** @export */ getprotobynumber: _getprotobynumber, + /** @export */ js_create_input_device: _js_create_input_device, + /** @export */ js_open_process: _js_open_process, + /** @export */ js_process_status: _js_process_status, + /** @export */ js_waitpid: _js_waitpid, + /** @export */ makecontext: _makecontext, + /** @export */ proc_exit: _proc_exit, + /** @export */ strptime: _strptime, + /** @export */ swapcontext: _swapcontext, + /** @export */ wasm_close: _wasm_close, + /** @export */ wasm_setsockopt: _wasm_setsockopt, + /** @export */ wasm_shutdown: _wasm_shutdown, + }; + + var wasmExports; + + createWasm(); + + var ___wasm_call_ctors = () => + (___wasm_call_ctors = wasmExports['__wasm_call_ctors'])(); + + var _malloc = (a0) => (_malloc = wasmExports['malloc'])(a0); + + var _wasm_read = (Module['_wasm_read'] = (a0, a1, a2) => + (_wasm_read = Module['_wasm_read'] = wasmExports['wasm_read'])( + a0, + a1, + a2 + )); + + var _fflush = (a0) => (_fflush = wasmExports['fflush'])(a0); + + var _wasm_popen = (Module['_wasm_popen'] = (a0, a1) => + (_wasm_popen = Module['_wasm_popen'] = wasmExports['wasm_popen'])( + a0, + a1 + )); + + var _wasm_php_exec = (Module['_wasm_php_exec'] = (a0, a1, a2, a3) => + (_wasm_php_exec = Module['_wasm_php_exec'] = + wasmExports['wasm_php_exec'])(a0, a1, a2, a3)); + + var _php_pollfd_for = (Module['_php_pollfd_for'] = (a0, a1, a2) => + (_php_pollfd_for = Module['_php_pollfd_for'] = + wasmExports['php_pollfd_for'])(a0, a1, a2)); + + var _htons = (a0) => (_htons = wasmExports['htons'])(a0); + + var _ntohs = (a0) => (_ntohs = wasmExports['ntohs'])(a0); + + var _htonl = (a0) => (_htonl = wasmExports['htonl'])(a0); + + var _wasm_sleep = (Module['_wasm_sleep'] = (a0) => + (_wasm_sleep = Module['_wasm_sleep'] = wasmExports['wasm_sleep'])(a0)); + + var ___wrap_select = (Module['___wrap_select'] = (a0, a1, a2, a3, a4) => + (___wrap_select = Module['___wrap_select'] = + wasmExports['__wrap_select'])(a0, a1, a2, a3, a4)); + + var _wasm_add_cli_arg = (Module['_wasm_add_cli_arg'] = (a0) => + (_wasm_add_cli_arg = Module['_wasm_add_cli_arg'] = + wasmExports['wasm_add_cli_arg'])(a0)); + + var _run_cli = (Module['_run_cli'] = () => + (_run_cli = Module['_run_cli'] = wasmExports['run_cli'])()); + + var _wasm_set_sapi_name = (Module['_wasm_set_sapi_name'] = (a0) => + (_wasm_set_sapi_name = Module['_wasm_set_sapi_name'] = + wasmExports['wasm_set_sapi_name'])(a0)); + + var _wasm_set_phpini_path = (Module['_wasm_set_phpini_path'] = (a0) => + (_wasm_set_phpini_path = Module['_wasm_set_phpini_path'] = + wasmExports['wasm_set_phpini_path'])(a0)); + + var _wasm_add_SERVER_entry = (Module['_wasm_add_SERVER_entry'] = (a0, a1) => + (_wasm_add_SERVER_entry = Module['_wasm_add_SERVER_entry'] = + wasmExports['wasm_add_SERVER_entry'])(a0, a1)); + + var _wasm_add_ENV_entry = (Module['_wasm_add_ENV_entry'] = (a0, a1) => + (_wasm_add_ENV_entry = Module['_wasm_add_ENV_entry'] = + wasmExports['wasm_add_ENV_entry'])(a0, a1)); + + var _wasm_set_query_string = (Module['_wasm_set_query_string'] = (a0) => + (_wasm_set_query_string = Module['_wasm_set_query_string'] = + wasmExports['wasm_set_query_string'])(a0)); + + var _wasm_set_path_translated = (Module['_wasm_set_path_translated'] = ( + a0 + ) => + (_wasm_set_path_translated = Module['_wasm_set_path_translated'] = + wasmExports['wasm_set_path_translated'])(a0)); -var _wasm_set_path_translated = Module["_wasm_set_path_translated"] = a0 => (_wasm_set_path_translated = Module["_wasm_set_path_translated"] = wasmExports["wasm_set_path_translated"])(a0); + var _wasm_set_skip_shebang = (Module['_wasm_set_skip_shebang'] = (a0) => + (_wasm_set_skip_shebang = Module['_wasm_set_skip_shebang'] = + wasmExports['wasm_set_skip_shebang'])(a0)); -var _wasm_set_skip_shebang = Module["_wasm_set_skip_shebang"] = a0 => (_wasm_set_skip_shebang = Module["_wasm_set_skip_shebang"] = wasmExports["wasm_set_skip_shebang"])(a0); + var _wasm_set_request_uri = (Module['_wasm_set_request_uri'] = (a0) => + (_wasm_set_request_uri = Module['_wasm_set_request_uri'] = + wasmExports['wasm_set_request_uri'])(a0)); -var _wasm_set_request_uri = Module["_wasm_set_request_uri"] = a0 => (_wasm_set_request_uri = Module["_wasm_set_request_uri"] = wasmExports["wasm_set_request_uri"])(a0); + var _wasm_set_request_method = (Module['_wasm_set_request_method'] = (a0) => + (_wasm_set_request_method = Module['_wasm_set_request_method'] = + wasmExports['wasm_set_request_method'])(a0)); -var _wasm_set_request_method = Module["_wasm_set_request_method"] = a0 => (_wasm_set_request_method = Module["_wasm_set_request_method"] = wasmExports["wasm_set_request_method"])(a0); + var _wasm_set_request_host = (Module['_wasm_set_request_host'] = (a0) => + (_wasm_set_request_host = Module['_wasm_set_request_host'] = + wasmExports['wasm_set_request_host'])(a0)); -var _wasm_set_request_host = Module["_wasm_set_request_host"] = a0 => (_wasm_set_request_host = Module["_wasm_set_request_host"] = wasmExports["wasm_set_request_host"])(a0); + var _wasm_set_content_type = (Module['_wasm_set_content_type'] = (a0) => + (_wasm_set_content_type = Module['_wasm_set_content_type'] = + wasmExports['wasm_set_content_type'])(a0)); -var _wasm_set_content_type = Module["_wasm_set_content_type"] = a0 => (_wasm_set_content_type = Module["_wasm_set_content_type"] = wasmExports["wasm_set_content_type"])(a0); + var _wasm_set_request_body = (Module['_wasm_set_request_body'] = (a0) => + (_wasm_set_request_body = Module['_wasm_set_request_body'] = + wasmExports['wasm_set_request_body'])(a0)); -var _wasm_set_request_body = Module["_wasm_set_request_body"] = a0 => (_wasm_set_request_body = Module["_wasm_set_request_body"] = wasmExports["wasm_set_request_body"])(a0); + var _wasm_set_content_length = (Module['_wasm_set_content_length'] = (a0) => + (_wasm_set_content_length = Module['_wasm_set_content_length'] = + wasmExports['wasm_set_content_length'])(a0)); -var _wasm_set_content_length = Module["_wasm_set_content_length"] = a0 => (_wasm_set_content_length = Module["_wasm_set_content_length"] = wasmExports["wasm_set_content_length"])(a0); + var _wasm_set_cookies = (Module['_wasm_set_cookies'] = (a0) => + (_wasm_set_cookies = Module['_wasm_set_cookies'] = + wasmExports['wasm_set_cookies'])(a0)); -var _wasm_set_cookies = Module["_wasm_set_cookies"] = a0 => (_wasm_set_cookies = Module["_wasm_set_cookies"] = wasmExports["wasm_set_cookies"])(a0); + var _wasm_set_request_port = (Module['_wasm_set_request_port'] = (a0) => + (_wasm_set_request_port = Module['_wasm_set_request_port'] = + wasmExports['wasm_set_request_port'])(a0)); -var _wasm_set_request_port = Module["_wasm_set_request_port"] = a0 => (_wasm_set_request_port = Module["_wasm_set_request_port"] = wasmExports["wasm_set_request_port"])(a0); + var _wasm_sapi_request_shutdown = (Module['_wasm_sapi_request_shutdown'] = + () => + (_wasm_sapi_request_shutdown = Module[ + '_wasm_sapi_request_shutdown' + ] = + wasmExports['wasm_sapi_request_shutdown'])()); -var _wasm_sapi_request_shutdown = Module["_wasm_sapi_request_shutdown"] = () => (_wasm_sapi_request_shutdown = Module["_wasm_sapi_request_shutdown"] = wasmExports["wasm_sapi_request_shutdown"])(); + var _wasm_sapi_handle_request = (Module['_wasm_sapi_handle_request'] = () => + (_wasm_sapi_handle_request = Module['_wasm_sapi_handle_request'] = + wasmExports['wasm_sapi_handle_request'])()); -var _wasm_sapi_handle_request = Module["_wasm_sapi_handle_request"] = () => (_wasm_sapi_handle_request = Module["_wasm_sapi_handle_request"] = wasmExports["wasm_sapi_handle_request"])(); - -var _php_wasm_init = Module["_php_wasm_init"] = () => (_php_wasm_init = Module["_php_wasm_init"] = wasmExports["php_wasm_init"])(); - -var _wasm_free = Module["_wasm_free"] = a0 => (_wasm_free = Module["_wasm_free"] = wasmExports["wasm_free"])(a0); - -var ___funcs_on_exit = () => (___funcs_on_exit = wasmExports["__funcs_on_exit"])(); - -var _emscripten_builtin_memalign = (a0, a1) => (_emscripten_builtin_memalign = wasmExports["emscripten_builtin_memalign"])(a0, a1); - -var __emscripten_timeout = (a0, a1) => (__emscripten_timeout = wasmExports["_emscripten_timeout"])(a0, a1); - -var ___trap = () => (___trap = wasmExports["__trap"])(); - -var __emscripten_tempret_set = a0 => (__emscripten_tempret_set = wasmExports["_emscripten_tempret_set"])(a0); - -var __emscripten_stack_restore = a0 => (__emscripten_stack_restore = wasmExports["_emscripten_stack_restore"])(a0); - -var __emscripten_stack_alloc = a0 => (__emscripten_stack_alloc = wasmExports["_emscripten_stack_alloc"])(a0); - -var _emscripten_stack_get_current = () => (_emscripten_stack_get_current = wasmExports["emscripten_stack_get_current"])(); - -Module["addRunDependency"] = addRunDependency; - -Module["removeRunDependency"] = removeRunDependency; - -Module["wasmExports"] = wasmExports; - -Module["ccall"] = ccall; - -Module["FS_createPreloadedFile"] = FS_createPreloadedFile; - -Module["FS_unlink"] = FS_unlink; - -Module["FS_createPath"] = FS_createPath; - -Module["FS_createDevice"] = FS_createDevice; - -Module["FS_createDataFile"] = FS_createDataFile; - -Module["FS_createLazyFile"] = FS_createLazyFile; - -Module["PROXYFS"] = PROXYFS; - -var calledRun; - -dependenciesFulfilled = function runCaller() { - if (!calledRun) run(); - if (!calledRun) dependenciesFulfilled = runCaller; -}; - -function run() { - if (runDependencies > 0) { - return; - } - preRun(); - if (runDependencies > 0) { - return; - } - function doRun() { - if (calledRun) return; - calledRun = true; - Module["calledRun"] = true; - if (ABORT) return; - initRuntime(); - if (Module["onRuntimeInitialized"]) Module["onRuntimeInitialized"](); - postRun(); - } - if (Module["setStatus"]) { - Module["setStatus"]("Running..."); - setTimeout(function() { - setTimeout(function() { - Module["setStatus"](""); - }, 1); - doRun(); - }, 1); - } else { - doRun(); - } -} - -if (Module["preInit"]) { - if (typeof Module["preInit"] == "function") Module["preInit"] = [ Module["preInit"] ]; - while (Module["preInit"].length > 0) { - Module["preInit"].pop()(); - } -} - -run(); -/** - * Emscripten resolves `localhost` to a random IP address. Let's - * make it always resolve to 127.0.0.1. - */ -DNS.address_map.addrs.localhost = '127.0.0.1'; - -/** - * Debugging Asyncify errors is tricky because the stack trace is lost when the - * error is thrown. This code saves the stack trace in a global variable - * so that it can be inspected later. - */ -PHPLoader.debug = 'debug' in PHPLoader ? PHPLoader.debug : true; -if (PHPLoader.debug && typeof Asyncify !== "undefined") { - const originalHandleSleep = Asyncify.handleSleep; - Asyncify.handleSleep = function (startAsync) { - if (!ABORT) { - Module["lastAsyncifyStackSource"] = new Error(); - } - return originalHandleSleep(startAsync); - } -} - -/** - * Data dependencies call removeRunDependency() when they are loaded. - * The synchronous call stack then continues to run. If an error occurs - * in PHP initialization, e.g. Out Of Memory error, it will not be - * caught by any try/catch. This override propagates the failure to - * PHPLoader.onAbort() so that it can be handled. - */ -const originalRemoveRunDependency = PHPLoader['removeRunDependency']; -PHPLoader['removeRunDependency'] = function (...args) { - try { - originalRemoveRunDependency(...args); - } catch (e) { - PHPLoader['onAbort'](e); - } -} + var _php_wasm_init = (Module['_php_wasm_init'] = () => + (_php_wasm_init = Module['_php_wasm_init'] = + wasmExports['php_wasm_init'])()); + + var _wasm_free = (Module['_wasm_free'] = (a0) => + (_wasm_free = Module['_wasm_free'] = wasmExports['wasm_free'])(a0)); -/** - * Other exports live in the Dockerfile in: - * - * * EXPORTED_RUNTIME_METHODS - * * EXPORTED_FUNCTIONS - * - * These exports, however, live in here because: - * - * * Listing them in EXPORTED_RUNTIME_METHODS doesn't actually - * export them. This could be a bug in Emscripten or a consequence of - * that option being deprecated. - * * Listing them in EXPORTED_FUNCTIONS works, but they are overridden - * on every `BasePHP.run()` call. This is a problem because we want to - * spy on these calls in some unit tests. - * - * Therefore, we export them here. - */ -PHPLoader['malloc'] = _malloc; -PHPLoader['free'] = typeof _free === 'function' ? _free : PHPLoader['_wasm_free']; - -return PHPLoader; - -// Close the opening bracket from esm-prefix.js: + var ___funcs_on_exit = () => + (___funcs_on_exit = wasmExports['__funcs_on_exit'])(); + + var _emscripten_builtin_memalign = (a0, a1) => + (_emscripten_builtin_memalign = + wasmExports['emscripten_builtin_memalign'])(a0, a1); + + var __emscripten_timeout = (a0, a1) => + (__emscripten_timeout = wasmExports['_emscripten_timeout'])(a0, a1); + + var ___trap = () => (___trap = wasmExports['__trap'])(); + + var __emscripten_tempret_set = (a0) => + (__emscripten_tempret_set = wasmExports['_emscripten_tempret_set'])(a0); + + var __emscripten_stack_restore = (a0) => + (__emscripten_stack_restore = wasmExports['_emscripten_stack_restore'])( + a0 + ); + + var __emscripten_stack_alloc = (a0) => + (__emscripten_stack_alloc = wasmExports['_emscripten_stack_alloc'])(a0); + + var _emscripten_stack_get_current = () => + (_emscripten_stack_get_current = + wasmExports['emscripten_stack_get_current'])(); + + // include: postamble.js + // === Auto-generated postamble setup entry stuff === + Module['addRunDependency'] = addRunDependency; + + Module['removeRunDependency'] = removeRunDependency; + + Module['wasmExports'] = wasmExports; + + Module['ccall'] = ccall; + + Module['FS_createPreloadedFile'] = FS_createPreloadedFile; + + Module['FS_unlink'] = FS_unlink; + + Module['FS_createPath'] = FS_createPath; + + Module['FS_createDevice'] = FS_createDevice; + + Module['FS_createDataFile'] = FS_createDataFile; + + Module['FS_createLazyFile'] = FS_createLazyFile; + + Module['PROXYFS'] = PROXYFS; + + var calledRun; + + dependenciesFulfilled = function runCaller() { + // If run has never been called, and we should call run (INVOKE_RUN is true, and Module.noInitialRun is not false) + if (!calledRun) run(); + if (!calledRun) dependenciesFulfilled = runCaller; + }; + + // try this again later, after new deps are fulfilled + function run() { + if (runDependencies > 0) { + return; + } + preRun(); + // a preRun added a dependency, run will be called later + if (runDependencies > 0) { + return; + } + function doRun() { + // run may have just been called through dependencies being fulfilled just in this very frame, + // or while the async setStatus time below was happening + if (calledRun) return; + calledRun = true; + Module['calledRun'] = true; + if (ABORT) return; + initRuntime(); + Module['onRuntimeInitialized']?.(); + postRun(); + } + if (Module['setStatus']) { + Module['setStatus']('Running...'); + setTimeout(() => { + setTimeout(() => Module['setStatus'](''), 1); + doRun(); + }, 1); + } else { + doRun(); + } + } + + if (Module['preInit']) { + if (typeof Module['preInit'] == 'function') + Module['preInit'] = [Module['preInit']]; + while (Module['preInit'].length > 0) { + Module['preInit'].pop()(); + } + } + + run(); + /** + * Emscripten resolves `localhost` to a random IP address. Let's + * make it always resolve to 127.0.0.1. + */ + DNS.address_map.addrs.localhost = '127.0.0.1'; + + /** + * Debugging Asyncify errors is tricky because the stack trace is lost when the + * error is thrown. This code saves the stack trace in a global variable + * so that it can be inspected later. + */ + PHPLoader.debug = 'debug' in PHPLoader ? PHPLoader.debug : true; + if (PHPLoader.debug && typeof Asyncify !== 'undefined') { + const originalHandleSleep = Asyncify.handleSleep; + Asyncify.handleSleep = function (startAsync) { + if (!ABORT) { + Module['lastAsyncifyStackSource'] = new Error(); + } + return originalHandleSleep(startAsync); + }; + } + + /** + * Data dependencies call removeRunDependency() when they are loaded. + * The synchronous call stack then continues to run. If an error occurs + * in PHP initialization, e.g. Out Of Memory error, it will not be + * caught by any try/catch. This override propagates the failure to + * PHPLoader.onAbort() so that it can be handled. + */ + const originalRemoveRunDependency = PHPLoader['removeRunDependency']; + PHPLoader['removeRunDependency'] = function (...args) { + try { + originalRemoveRunDependency(...args); + } catch (e) { + PHPLoader['onAbort'](e); + } + }; + + /** + * Other exports live in the Dockerfile in: + * + * * EXPORTED_RUNTIME_METHODS + * * EXPORTED_FUNCTIONS + * + * These exports, however, live in here because: + * + * * Listing them in EXPORTED_RUNTIME_METHODS doesn't actually + * export them. This could be a bug in Emscripten or a consequence of + * that option being deprecated. + * * Listing them in EXPORTED_FUNCTIONS works, but they are overridden + * on every `BasePHP.run()` call. This is a problem because we want to + * spy on these calls in some unit tests. + * + * Therefore, we export them here. + */ + PHPLoader['malloc'] = _malloc; + PHPLoader['free'] = + typeof _free === 'function' ? _free : PHPLoader['_wasm_free']; + + return PHPLoader; + + // Close the opening bracket from esm-prefix.js: } diff --git a/packages/php-wasm/node/jspi/php_8_2.js b/packages/php-wasm/node/jspi/php_8_2.js index 35f8861966..ea20f70097 100644 --- a/packages/php-wasm/node/jspi/php_8_2.js +++ b/packages/php-wasm/node/jspi/php_8_2.js @@ -1,6695 +1,8292 @@ -const dependencyFilename = __dirname + '/8_2_10/php_8_2.wasm'; -export { dependencyFilename }; -export const dependenciesTotalSize = 14527957; +const dependencyFilename = __dirname + '/8_2_10/php_8_2.wasm'; +export { dependencyFilename }; +export const dependenciesTotalSize = 14517671; export function init(RuntimeName, PHPLoader) { - /** - * Overrides Emscripten's default ExitStatus object which gets - * thrown on failure. Unfortunately, the default object is not - * a subclass of Error and does not provide any stack trace. - * - * This is a deliberate behavior on Emscripten's end to prevent - * memory leaks after the program exits. See: - * - * https://github.com/emscripten-core/emscripten/pull/9108 - * - * In case of WordPress Playground, the worker in which the PHP - * runs will typically exit after the PHP program finishes, so - * we don't have to worry about memory leaks. - * - * As for assigning to a previously undeclared ExitStatus variable here, - * the Emscripten module declares `ExitStatus` as `function ExitStatus` - * which means it gets hoisted to the top of the scope and can be - * reassigned here – before the actual declaration is reached. - * - * If that sounds weird, try this example: - * - * ExitStatus = () => { console.log("reassigned"); } - * function ExitStatus() {} - * ExitStatus(); - * // logs "reassigned" - */ - ExitStatus = class PHPExitStatus extends Error { - constructor(status) { - super(status); - this.name = "ExitStatus"; - this.message = "Program terminated with exit(" + status + ")"; - this.status = status; - } - } - - // The rest of the code comes from the built php.js file and esm-suffix.js -var Module = typeof PHPLoader != "undefined" ? PHPLoader : {}; - -var ENVIRONMENT_IS_WORKER=RuntimeName==="WORKER"; - -var ENVIRONMENT_IS_NODE=RuntimeName==="NODE"; - -if (ENVIRONMENT_IS_NODE) {} - -var moduleOverrides = Object.assign({}, Module); - -var arguments_ = []; - -var thisProgram = "./this.program"; - -var quit_ = (status, toThrow) => { - throw toThrow; -}; - -var scriptDirectory = ""; - -function locateFile(path) { - if (Module["locateFile"]) { - return Module["locateFile"](path, scriptDirectory); - } - return scriptDirectory + path; -} - -var read_, readAsync, readBinary; - -if (ENVIRONMENT_IS_NODE) { - var fs = require("fs"); - var nodePath = require("path"); - scriptDirectory = __dirname + "/"; - read_ = (filename, binary) => { - filename = isFileURI(filename) ? new URL(filename) : nodePath.normalize(filename); - return fs.readFileSync(filename, binary ? undefined : "utf8"); - }; - readBinary = filename => { - var ret = read_(filename, true); - if (!ret.buffer) { - ret = new Uint8Array(ret); - } - return ret; - }; - readAsync = (filename, onload, onerror, binary = true) => { - filename = isFileURI(filename) ? new URL(filename) : nodePath.normalize(filename); - fs.readFile(filename, binary ? undefined : "utf8", (err, data) => { - if (err) onerror(err); else onload(binary ? data.buffer : data); - }); - }; - if (!Module["thisProgram"] && process.argv.length > 1) { - thisProgram = process.argv[1].replace(/\\/g, "/"); - } - arguments_ = process.argv.slice(2); - if (typeof module != "undefined") { - module["exports"] = Module; - } - quit_ = (status, toThrow) => { - process.exitCode = status; - throw toThrow; - }; -} else {} - -var out = Module["print"] || console.log.bind(console); - -var err = Module["printErr"] || console.error.bind(console); - -Object.assign(Module, moduleOverrides); - -moduleOverrides = null; - -if (Module["arguments"]) arguments_ = Module["arguments"]; - -if (Module["thisProgram"]) thisProgram = Module["thisProgram"]; - -if (Module["quit"]) quit_ = Module["quit"]; - -var wasmBinary; - -if (Module["wasmBinary"]) wasmBinary = Module["wasmBinary"]; - -var wasmMemory; - -var ABORT = false; - -var EXITSTATUS; - -/** @type {function(*, string=)} */ function assert(condition, text) { - if (!condition) { - abort(text); - } -} - -var /** @type {!Int8Array} */ HEAP8, /** @type {!Uint8Array} */ HEAPU8, /** @type {!Int16Array} */ HEAP16, /** @type {!Uint16Array} */ HEAPU16, /** @type {!Int32Array} */ HEAP32, /** @type {!Uint32Array} */ HEAPU32, /** @type {!Float32Array} */ HEAPF32, /** @type {!Float64Array} */ HEAPF64; - -function updateMemoryViews() { - var b = wasmMemory.buffer; - Module["HEAP8"] = HEAP8 = new Int8Array(b); - Module["HEAP16"] = HEAP16 = new Int16Array(b); - Module["HEAPU8"] = HEAPU8 = new Uint8Array(b); - Module["HEAPU16"] = HEAPU16 = new Uint16Array(b); - Module["HEAP32"] = HEAP32 = new Int32Array(b); - Module["HEAPU32"] = HEAPU32 = new Uint32Array(b); - Module["HEAPF32"] = HEAPF32 = new Float32Array(b); - Module["HEAPF64"] = HEAPF64 = new Float64Array(b); -} - -var __ATPRERUN__ = []; - -var __ATINIT__ = []; - -var __ATEXIT__ = []; - -var __ATPOSTRUN__ = []; - -var runtimeInitialized = false; - -var runtimeExited = false; - -function preRun() { - if (Module["preRun"]) { - if (typeof Module["preRun"] == "function") Module["preRun"] = [ Module["preRun"] ]; - while (Module["preRun"].length) { - addOnPreRun(Module["preRun"].shift()); - } - } - callRuntimeCallbacks(__ATPRERUN__); -} - -function initRuntime() { - runtimeInitialized = true; - SOCKFS.root = FS.mount(SOCKFS, {}, null); - if (!Module["noFSInit"] && !FS.init.initialized) FS.init(); - FS.ignorePermissions = false; - TTY.init(); - PIPEFS.root = FS.mount(PIPEFS, {}, null); - callRuntimeCallbacks(__ATINIT__); -} - -function exitRuntime() { - ___funcs_on_exit(); - callRuntimeCallbacks(__ATEXIT__); - FS.quit(); - TTY.shutdown(); - runtimeExited = true; -} - -function postRun() { - if (Module["postRun"]) { - if (typeof Module["postRun"] == "function") Module["postRun"] = [ Module["postRun"] ]; - while (Module["postRun"].length) { - addOnPostRun(Module["postRun"].shift()); - } - } - callRuntimeCallbacks(__ATPOSTRUN__); -} - -function addOnPreRun(cb) { - __ATPRERUN__.unshift(cb); -} - -function addOnInit(cb) { - __ATINIT__.unshift(cb); -} - -function addOnPostRun(cb) { - __ATPOSTRUN__.unshift(cb); -} - -var runDependencies = 0; - -var runDependencyWatcher = null; - -var dependenciesFulfilled = null; - -function getUniqueRunDependency(id) { - return id; -} - -function addRunDependency(id) { - runDependencies++; - Module["monitorRunDependencies"]?.(runDependencies); -} - -function removeRunDependency(id) { - runDependencies--; - Module["monitorRunDependencies"]?.(runDependencies); - if (runDependencies == 0) { - if (runDependencyWatcher !== null) { - clearInterval(runDependencyWatcher); - runDependencyWatcher = null; - } - if (dependenciesFulfilled) { - var callback = dependenciesFulfilled; - dependenciesFulfilled = null; - callback(); - } - } -} - -/** @param {string|number=} what */ function abort(what) { - Module["onAbort"]?.(what); - what = "Aborted(" + what + ")"; - err(what); - ABORT = true; - EXITSTATUS = 1; - what += ". Build with -sASSERTIONS for more info."; - if (runtimeInitialized) { - ___trap(); - } - /** @suppress {checkTypes} */ var e = new WebAssembly.RuntimeError(what); - throw e; -} - -var dataURIPrefix = "data:application/octet-stream;base64,"; - -/** - * Indicates whether filename is a base64 data URI. - * @noinline - */ var isDataURI = filename => filename.startsWith(dataURIPrefix); - -/** - * Indicates whether filename is delivered via file protocol (as opposed to http/https) - * @noinline - */ var isFileURI = filename => filename.startsWith("file://"); - -function findWasmBinary() { - var f = dependencyFilename; - if (!isDataURI(f)) { - return locateFile(f); - } - return f; -} - -var wasmBinaryFile; - -function getBinarySync(file) { - if (file == wasmBinaryFile && wasmBinary) { - return new Uint8Array(wasmBinary); - } - if (readBinary) { - return readBinary(file); - } - throw "both async and sync fetching of the wasm failed"; -} - -function getBinaryPromise(binaryFile) { - if (!wasmBinary) { - return new Promise((resolve, reject) => { - readAsync(binaryFile, response => resolve(new Uint8Array(/** @type{!ArrayBuffer} */ (response))), error => { - try { - resolve(getBinarySync(binaryFile)); - } catch (e) { - reject(e); - } - }); - }); - } - return Promise.resolve().then(() => getBinarySync(binaryFile)); -} - -function instantiateArrayBuffer(binaryFile, imports, receiver) { - return getBinaryPromise(binaryFile).then(binary => WebAssembly.instantiate(binary, imports)).then(receiver, reason => { - err(`failed to asynchronously prepare wasm: ${reason}`); - abort(reason); - }); -} - -function instantiateAsync(binary, binaryFile, imports, callback) { - if (!binary && typeof WebAssembly.instantiateStreaming == "function" && !isDataURI(binaryFile) && !ENVIRONMENT_IS_NODE && typeof fetch == "function") { - return fetch(binaryFile, { - credentials: "same-origin" - }).then(response => { - /** @suppress {checkTypes} */ var result = WebAssembly.instantiateStreaming(response, imports); - return result.then(callback, function(reason) { - err(`wasm streaming compile failed: ${reason}`); - err("falling back to ArrayBuffer instantiation"); - return instantiateArrayBuffer(binaryFile, imports, callback); - }); - }); - } - return instantiateArrayBuffer(binaryFile, imports, callback); -} - -function getWasmImports() { - Asyncify.instrumentWasmImports(wasmImports); - return { - "env": wasmImports, - "wasi_snapshot_preview1": wasmImports - }; -} - -function createWasm() { - var info = getWasmImports(); - /** @param {WebAssembly.Module=} module*/ function receiveInstance(instance, module) { - wasmExports = instance.exports; - wasmExports = Asyncify.instrumentWasmExports(wasmExports); - Module["wasmExports"] = wasmExports; - wasmMemory = wasmExports["memory"]; - updateMemoryViews(); - wasmTable = wasmExports["__indirect_function_table"]; - addOnInit(wasmExports["__wasm_call_ctors"]); - removeRunDependency("wasm-instantiate"); - return wasmExports; - } - addRunDependency("wasm-instantiate"); - function receiveInstantiationResult(result) { - receiveInstance(result["instance"]); - } - if (Module["instantiateWasm"]) { - try { - return Module["instantiateWasm"](info, receiveInstance); - } catch (e) { - err(`Module.instantiateWasm callback failed with error: ${e}`); - return false; - } - } - if (!wasmBinaryFile) wasmBinaryFile = findWasmBinary(); - instantiateAsync(wasmBinary, wasmBinaryFile, info, receiveInstantiationResult); - return {}; -} - -var tempDouble; - -var tempI64; - -function __asyncjs__js_popen_to_file(command, mode, exitCodePtr) { - return Asyncify.handleAsync(async () => { - const returnCallback = resolver => new Promise(resolver); - if (!command) return 1; - const cmdstr = UTF8ToString(command); - if (!cmdstr.length) return 0; - const modestr = UTF8ToString(mode); - if (!modestr.length) return 0; - if (modestr === "w") { - console.error('popen($cmd, "w") is not implemented yet'); - } - return returnCallback(async wakeUp => { - let cp; - try { - cp = PHPWASM.spawnProcess(cmdstr, []); - if (cp instanceof Promise) { - cp = await cp; - } - } catch (e) { - console.error(e); - if (e.code === "SPAWN_UNSUPPORTED") { - return 1; - } - throw e; - } - const outByteArrays = []; - cp.stdout.on("data", function(data) { - outByteArrays.push(data); - }); - const outputPath = "/tmp/popen_output"; - cp.on("exit", function(exitCode) { - const outBytes = new Uint8Array(outByteArrays.reduce((acc, curr) => acc + curr.length, 0)); - let offset = 0; - for (const byteArray of outByteArrays) { - outBytes.set(byteArray, offset); - offset += byteArray.length; - } - FS.writeFile(outputPath, outBytes); - HEAPU8[exitCodePtr] = exitCode; - wakeUp(allocateUTF8OnStack(outputPath)); - }); - }); - }); -} - -__asyncjs__js_popen_to_file.sig = "iiii"; - -function __asyncjs__wasm_poll_socket(socketd, events, timeout) { - return Asyncify.handleAsync(async () => { - const returnCallback = resolver => new Promise(resolver); - const POLLIN = 1; - const POLLPRI = 2; - const POLLOUT = 4; - const POLLERR = 8; - const POLLHUP = 16; - const POLLNVAL = 32; - return returnCallback(wakeUp => { - const polls = []; - if (socketd in PHPWASM.child_proc_by_fd) { - const procInfo = PHPWASM.child_proc_by_fd[socketd]; - if (procInfo.exited) { - wakeUp(0); - return; - } - polls.push(PHPWASM.awaitEvent(procInfo.stdout, "data")); - } else if (FS.isSocket(FS.getStream(socketd)?.node.mode)) { - const sock = getSocketFromFD(socketd); - if (!sock) { - wakeUp(0); - return; - } - const lookingFor = new Set; - if (events & POLLIN || events & POLLPRI) { - if (sock.server) { - for (const client of sock.pending) { - if ((client.recv_queue || []).length > 0) { - wakeUp(1); - return; - } - } - } else if ((sock.recv_queue || []).length > 0) { - wakeUp(1); - return; - } - } - const webSockets = PHPWASM.getAllWebSockets(sock); - if (!webSockets.length) { - wakeUp(0); - return; - } - for (const ws of webSockets) { - if (events & POLLIN || events & POLLPRI) { - polls.push(PHPWASM.awaitData(ws)); - lookingFor.add("POLLIN"); - } - if (events & POLLOUT) { - polls.push(PHPWASM.awaitConnection(ws)); - lookingFor.add("POLLOUT"); - } - if (events & POLLHUP) { - polls.push(PHPWASM.awaitClose(ws)); - lookingFor.add("POLLHUP"); - } - if (events & POLLERR || events & POLLNVAL) { - polls.push(PHPWASM.awaitError(ws)); - lookingFor.add("POLLERR"); - } - } - } else { - setTimeout(function() { - wakeUp(1); - }, timeout); - return; - } - if (polls.length === 0) { - console.warn("Unsupported poll event " + events + ", defaulting to setTimeout()."); - setTimeout(function() { - wakeUp(0); - }, timeout); - return; - } - const promises = polls.map(([promise]) => promise); - const clearPolling = () => polls.forEach(([, clear]) => clear()); - let awaken = false; - let timeoutId; - Promise.race(promises).then(function(results) { - if (!awaken) { - awaken = true; - wakeUp(1); - if (timeoutId) { - clearTimeout(timeoutId); - } - clearPolling(); - } - }); - if (timeout !== -1) { - timeoutId = setTimeout(function() { - if (!awaken) { - awaken = true; - wakeUp(0); - clearPolling(); - } - }, timeout); - } - }); - }); -} - -__asyncjs__wasm_poll_socket.sig = "iiii"; - -function __asyncjs__js_fd_read(fd, iov, iovcnt, pnum) { - return Asyncify.handleAsync(async () => { - const returnCallback = resolver => new Promise(resolver); - if (Asyncify?.State?.Normal === undefined || Asyncify?.state === Asyncify?.State?.Normal) { - var returnCode; - var stream; - let num = 0; - try { - stream = SYSCALLS.getStreamFromFD(fd); - const num = doReadv(stream, iov, iovcnt); - HEAPU32[pnum >> 2] = num; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) { - throw e; - } - if (e.errno !== 6 || !(stream?.fd in PHPWASM.child_proc_by_fd)) { - HEAPU32[pnum >> 2] = 0; - return returnCode; - } - } - } - return returnCallback(wakeUp => { - var retries = 0; - var interval = 50; - var timeout = 5e3; - var maxRetries = timeout / interval; - function poll() { - var returnCode; - var stream; - let num; - try { - stream = SYSCALLS.getStreamFromFD(fd); - num = doReadv(stream, iov, iovcnt); - returnCode = 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) { - console.error(e); - throw e; - } - returnCode = e.errno; - } - const success = returnCode === 0; - const failure = (++retries > maxRetries || !(fd in PHPWASM.child_proc_by_fd) || PHPWASM.child_proc_by_fd[fd]?.exited || FS.isClosed(stream)); - if (success) { - HEAPU32[pnum >> 2] = num; - wakeUp(0); - } else if (failure) { - HEAPU32[pnum >> 2] = 0; - wakeUp(returnCode === 6 ? 0 : returnCode); - } else { - setTimeout(poll, interval); - } - } - poll(); - }); - }); -} - -__asyncjs__js_fd_read.sig = "iiiii"; - -function __asyncjs__js_module_onMessage(data, response_buffer) { - return Asyncify.handleAsync(async () => { - if (Module["onMessage"]) { - const dataStr = UTF8ToString(data); - return Module["onMessage"](dataStr).then(response => { - const responseBytes = typeof response === "string" ? (new TextEncoder).encode(response) : response; - const responseSize = responseBytes.byteLength; - const responsePtr = _malloc(responseSize + 1); - HEAPU8.set(responseBytes, responsePtr); - HEAPU8[responsePtr + responseSize] = 0; - HEAPU8[response_buffer] = responsePtr; - HEAPU8[response_buffer + 1] = responsePtr >> 8; - HEAPU8[response_buffer + 2] = responsePtr >> 16; - HEAPU8[response_buffer + 3] = responsePtr >> 24; - return responseSize; - }).catch(e => { - console.error(e); - return -1; - }); - } - }); -} - -__asyncjs__js_module_onMessage.sig = "iii"; - -/** @constructor */ function ExitStatus(status) { - this.name = "ExitStatus"; - this.message = `Program terminated with exit(${status})`; - this.status = status; -} - -var callRuntimeCallbacks = callbacks => { - while (callbacks.length > 0) { - callbacks.shift()(Module); - } -}; - -var noExitRuntime = Module["noExitRuntime"] || false; - -/** @type {function(...*):?} */ function _SharpYuvConvert() { - abort("missing function: SharpYuvConvert"); -} - -_SharpYuvConvert.stub = true; - -/** @type {function(...*):?} */ function _SharpYuvGetConversionMatrix() { - abort("missing function: SharpYuvGetConversionMatrix"); -} - -_SharpYuvGetConversionMatrix.stub = true; - -/** @type {function(...*):?} */ function _SharpYuvInit() { - abort("missing function: SharpYuvInit"); -} - -_SharpYuvInit.stub = true; - -var UTF8Decoder = typeof TextDecoder != "undefined" ? new TextDecoder("utf8") : undefined; - -/** - * Given a pointer 'idx' to a null-terminated UTF8-encoded string in the given - * array that contains uint8 values, returns a copy of that string as a - * Javascript String object. - * heapOrArray is either a regular array, or a JavaScript typed array view. - * @param {number} idx - * @param {number=} maxBytesToRead - * @return {string} - */ var UTF8ArrayToString = (heapOrArray, idx, maxBytesToRead) => { - var endIdx = idx + maxBytesToRead; - var endPtr = idx; - while (heapOrArray[endPtr] && !(endPtr >= endIdx)) ++endPtr; - if (endPtr - idx > 16 && heapOrArray.buffer && UTF8Decoder) { - return UTF8Decoder.decode(heapOrArray.subarray(idx, endPtr)); - } - var str = ""; - while (idx < endPtr) { - var u0 = heapOrArray[idx++]; - if (!(u0 & 128)) { - str += String.fromCharCode(u0); - continue; - } - var u1 = heapOrArray[idx++] & 63; - if ((u0 & 224) == 192) { - str += String.fromCharCode(((u0 & 31) << 6) | u1); - continue; - } - var u2 = heapOrArray[idx++] & 63; - if ((u0 & 240) == 224) { - u0 = ((u0 & 15) << 12) | (u1 << 6) | u2; - } else { - u0 = ((u0 & 7) << 18) | (u1 << 12) | (u2 << 6) | (heapOrArray[idx++] & 63); - } - if (u0 < 65536) { - str += String.fromCharCode(u0); - } else { - var ch = u0 - 65536; - str += String.fromCharCode(55296 | (ch >> 10), 56320 | (ch & 1023)); - } - } - return str; -}; - -/** - * Given a pointer 'ptr' to a null-terminated UTF8-encoded string in the - * emscripten HEAP, returns a copy of that string as a Javascript String object. - * - * @param {number} ptr - * @param {number=} maxBytesToRead - An optional length that specifies the - * maximum number of bytes to read. You can omit this parameter to scan the - * string until the first 0 byte. If maxBytesToRead is passed, and the string - * at [ptr, ptr+maxBytesToReadr[ contains a null byte in the middle, then the - * string will cut short at that byte index (i.e. maxBytesToRead will not - * produce a string of exact length [ptr, ptr+maxBytesToRead[) N.B. mixing - * frequent uses of UTF8ToString() with and without maxBytesToRead may throw - * JS JIT optimizations off, so it is worth to consider consistently using one - * @return {string} - */ var UTF8ToString = (ptr, maxBytesToRead) => ptr ? UTF8ArrayToString(HEAPU8, ptr, maxBytesToRead) : ""; - -Module["UTF8ToString"] = UTF8ToString; - -var ___assert_fail = (condition, filename, line, func) => { - abort(`Assertion failed: ${UTF8ToString(condition)}, at: ` + [ filename ? UTF8ToString(filename) : "unknown filename", line, func ? UTF8ToString(func) : "unknown function" ]); -}; - -var wasmTableMirror = []; - -/** @type {WebAssembly.Table} */ var wasmTable; - -var getWasmTableEntry = funcPtr => { - var func = wasmTableMirror[funcPtr]; - if (!func) { - if (funcPtr >= wasmTableMirror.length) wasmTableMirror.length = funcPtr + 1; - wasmTableMirror[funcPtr] = func = wasmTable.get(funcPtr); - if (Asyncify.isAsyncExport(func)) { - wasmTableMirror[funcPtr] = func = Asyncify.makeAsyncFunction(func); - } - } - return func; -}; - -var ___call_sighandler = (fp, sig) => getWasmTableEntry(fp)(sig); - -var initRandomFill = () => { - if (typeof crypto == "object" && typeof crypto["getRandomValues"] == "function") { - return view => crypto.getRandomValues(view); - } else if (ENVIRONMENT_IS_NODE) { - try { - var crypto_module = require("crypto"); - var randomFillSync = crypto_module["randomFillSync"]; - if (randomFillSync) { - return view => crypto_module["randomFillSync"](view); - } - var randomBytes = crypto_module["randomBytes"]; - return view => (view.set(randomBytes(view.byteLength)), view); - } catch (e) {} - } - abort("initRandomDevice"); -}; - -var randomFill = view => (randomFill = initRandomFill())(view); - -var PATH = { - isAbs: path => path.charAt(0) === "/", - splitPath: filename => { - var splitPathRe = /^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/; - return splitPathRe.exec(filename).slice(1); - }, - normalizeArray: (parts, allowAboveRoot) => { - var up = 0; - for (var i = parts.length - 1; i >= 0; i--) { - var last = parts[i]; - if (last === ".") { - parts.splice(i, 1); - } else if (last === "..") { - parts.splice(i, 1); - up++; - } else if (up) { - parts.splice(i, 1); - up--; - } - } - if (allowAboveRoot) { - for (;up; up--) { - parts.unshift(".."); - } - } - return parts; - }, - normalize: path => { - var isAbsolute = PATH.isAbs(path), trailingSlash = path.substr(-1) === "/"; - path = PATH.normalizeArray(path.split("/").filter(p => !!p), !isAbsolute).join("/"); - if (!path && !isAbsolute) { - path = "."; - } - if (path && trailingSlash) { - path += "/"; - } - return (isAbsolute ? "/" : "") + path; - }, - dirname: path => { - var result = PATH.splitPath(path), root = result[0], dir = result[1]; - if (!root && !dir) { - return "."; - } - if (dir) { - dir = dir.substr(0, dir.length - 1); - } - return root + dir; - }, - basename: path => { - if (path === "/") return "/"; - path = PATH.normalize(path); - path = path.replace(/\/$/, ""); - var lastSlash = path.lastIndexOf("/"); - if (lastSlash === -1) return path; - return path.substr(lastSlash + 1); - }, - join: (...paths) => PATH.normalize(paths.join("/")), - join2: (l, r) => PATH.normalize(l + "/" + r) -}; - -var PATH_FS = { - resolve: (...args) => { - var resolvedPath = "", resolvedAbsolute = false; - for (var i = args.length - 1; i >= -1 && !resolvedAbsolute; i--) { - var path = (i >= 0) ? args[i] : FS.cwd(); - if (typeof path != "string") { - throw new TypeError("Arguments to path.resolve must be strings"); - } else if (!path) { - return ""; - } - resolvedPath = path + "/" + resolvedPath; - resolvedAbsolute = PATH.isAbs(path); - } - resolvedPath = PATH.normalizeArray(resolvedPath.split("/").filter(p => !!p), !resolvedAbsolute).join("/"); - return ((resolvedAbsolute ? "/" : "") + resolvedPath) || "."; - }, - relative: (from, to) => { - from = PATH_FS.resolve(from).substr(1); - to = PATH_FS.resolve(to).substr(1); - function trim(arr) { - var start = 0; - for (;start < arr.length; start++) { - if (arr[start] !== "") break; - } - var end = arr.length - 1; - for (;end >= 0; end--) { - if (arr[end] !== "") break; - } - if (start > end) return []; - return arr.slice(start, end - start + 1); - } - var fromParts = trim(from.split("/")); - var toParts = trim(to.split("/")); - var length = Math.min(fromParts.length, toParts.length); - var samePartsLength = length; - for (var i = 0; i < length; i++) { - if (fromParts[i] !== toParts[i]) { - samePartsLength = i; - break; - } - } - var outputParts = []; - for (var i = samePartsLength; i < fromParts.length; i++) { - outputParts.push(".."); - } - outputParts = outputParts.concat(toParts.slice(samePartsLength)); - return outputParts.join("/"); - } -}; - -var FS_stdin_getChar_buffer = []; - -var lengthBytesUTF8 = str => { - var len = 0; - for (var i = 0; i < str.length; ++i) { - var c = str.charCodeAt(i); - if (c <= 127) { - len++; - } else if (c <= 2047) { - len += 2; - } else if (c >= 55296 && c <= 57343) { - len += 4; - ++i; - } else { - len += 3; - } - } - return len; -}; - -Module["lengthBytesUTF8"] = lengthBytesUTF8; - -var stringToUTF8Array = (str, heap, outIdx, maxBytesToWrite) => { - if (!(maxBytesToWrite > 0)) return 0; - var startIdx = outIdx; - var endIdx = outIdx + maxBytesToWrite - 1; - for (var i = 0; i < str.length; ++i) { - var u = str.charCodeAt(i); - if (u >= 55296 && u <= 57343) { - var u1 = str.charCodeAt(++i); - u = 65536 + ((u & 1023) << 10) | (u1 & 1023); - } - if (u <= 127) { - if (outIdx >= endIdx) break; - heap[outIdx++] = u; - } else if (u <= 2047) { - if (outIdx + 1 >= endIdx) break; - heap[outIdx++] = 192 | (u >> 6); - heap[outIdx++] = 128 | (u & 63); - } else if (u <= 65535) { - if (outIdx + 2 >= endIdx) break; - heap[outIdx++] = 224 | (u >> 12); - heap[outIdx++] = 128 | ((u >> 6) & 63); - heap[outIdx++] = 128 | (u & 63); - } else { - if (outIdx + 3 >= endIdx) break; - heap[outIdx++] = 240 | (u >> 18); - heap[outIdx++] = 128 | ((u >> 12) & 63); - heap[outIdx++] = 128 | ((u >> 6) & 63); - heap[outIdx++] = 128 | (u & 63); - } - } - heap[outIdx] = 0; - return outIdx - startIdx; -}; - -/** @type {function(string, boolean=, number=)} */ function intArrayFromString(stringy, dontAddNull, length) { - var len = length > 0 ? length : lengthBytesUTF8(stringy) + 1; - var u8array = new Array(len); - var numBytesWritten = stringToUTF8Array(stringy, u8array, 0, u8array.length); - if (dontAddNull) u8array.length = numBytesWritten; - return u8array; -} - -var FS_stdin_getChar = () => { - if (!FS_stdin_getChar_buffer.length) { - var result = null; - if (ENVIRONMENT_IS_NODE) { - var BUFSIZE = 256; - var buf = Buffer.alloc(BUFSIZE); - var bytesRead = 0; - /** @suppress {missingProperties} */ var fd = process.stdin.fd; - try { - bytesRead = fs.readSync(fd, buf, 0, BUFSIZE); - } catch (e) { - if (e.toString().includes("EOF")) bytesRead = 0; else throw e; - } - if (bytesRead > 0) { - result = buf.slice(0, bytesRead).toString("utf-8"); - } - } else {} - if (!result) { - return null; - } - FS_stdin_getChar_buffer = intArrayFromString(result, true); - } - return FS_stdin_getChar_buffer.shift(); -}; - -var TTY = { - ttys: [], - init() {}, - shutdown() {}, - register(dev, ops) { - TTY.ttys[dev] = { - input: [], - output: [], - ops: ops - }; - FS.registerDevice(dev, TTY.stream_ops); - }, - stream_ops: { - open(stream) { - var tty = TTY.ttys[stream.node.rdev]; - if (!tty) { - throw new FS.ErrnoError(43); - } - stream.tty = tty; - stream.seekable = false; - }, - close(stream) { - stream.tty.ops.fsync(stream.tty); - }, - fsync(stream) { - stream.tty.ops.fsync(stream.tty); - }, - read(stream, buffer, offset, length, pos) { - /* ignored */ if (!stream.tty || !stream.tty.ops.get_char) { - throw new FS.ErrnoError(60); - } - var bytesRead = 0; - for (var i = 0; i < length; i++) { - var result; - try { - result = stream.tty.ops.get_char(stream.tty); - } catch (e) { - throw new FS.ErrnoError(29); - } - if (result === undefined && bytesRead === 0) { - throw new FS.ErrnoError(6); - } - if (result === null || result === undefined) break; - bytesRead++; - buffer[offset + i] = result; - } - if (bytesRead) { - stream.node.timestamp = Date.now(); - } - return bytesRead; - }, - write(stream, buffer, offset, length, pos) { - if (!stream.tty || !stream.tty.ops.put_char) { - throw new FS.ErrnoError(60); - } - try { - for (var i = 0; i < length; i++) { - stream.tty.ops.put_char(stream.tty, buffer[offset + i]); - } - } catch (e) { - throw new FS.ErrnoError(29); - } - if (length) { - stream.node.timestamp = Date.now(); - } - return i; - } - }, - default_tty_ops: { - get_char(tty) { - return FS_stdin_getChar(); - }, - put_char(tty, val) { - if (val === null || val === 10) { - out(UTF8ArrayToString(tty.output, 0)); - tty.output = []; - } else { - if (val != 0) tty.output.push(val); - } - }, - fsync(tty) { - if (tty.output && tty.output.length > 0) { - out(UTF8ArrayToString(tty.output, 0)); - tty.output = []; - } - }, - ioctl_tcgets(tty) { - return { - c_iflag: 25856, - c_oflag: 5, - c_cflag: 191, - c_lflag: 35387, - c_cc: [ 3, 28, 127, 21, 4, 0, 1, 0, 17, 19, 26, 0, 18, 15, 23, 22, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 ] - }; - }, - ioctl_tcsets(tty, optional_actions, data) { - return 0; - }, - ioctl_tiocgwinsz(tty) { - return [ 24, 80 ]; - } - }, - default_tty1_ops: { - put_char(tty, val) { - if (val === null || val === 10) { - err(UTF8ArrayToString(tty.output, 0)); - tty.output = []; - } else { - if (val != 0) tty.output.push(val); - } - }, - fsync(tty) { - if (tty.output && tty.output.length > 0) { - err(UTF8ArrayToString(tty.output, 0)); - tty.output = []; - } - } - } -}; - -var zeroMemory = (address, size) => { - HEAPU8.fill(0, address, address + size); - return address; -}; - -var alignMemory = (size, alignment) => Math.ceil(size / alignment) * alignment; - -var mmapAlloc = size => { - size = alignMemory(size, 65536); - var ptr = _emscripten_builtin_memalign(65536, size); - if (!ptr) return 0; - return zeroMemory(ptr, size); -}; - -var MEMFS = { - ops_table: null, - mount(mount) { - return MEMFS.createNode(null, "/", 16384 | 511, /* 0777 */ 0); - }, - createNode(parent, name, mode, dev) { - if (FS.isBlkdev(mode) || FS.isFIFO(mode)) { - throw new FS.ErrnoError(63); - } - MEMFS.ops_table ||= { - dir: { - node: { - getattr: MEMFS.node_ops.getattr, - setattr: MEMFS.node_ops.setattr, - lookup: MEMFS.node_ops.lookup, - mknod: MEMFS.node_ops.mknod, - rename: MEMFS.node_ops.rename, - unlink: MEMFS.node_ops.unlink, - rmdir: MEMFS.node_ops.rmdir, - readdir: MEMFS.node_ops.readdir, - symlink: MEMFS.node_ops.symlink - }, - stream: { - llseek: MEMFS.stream_ops.llseek - } - }, - file: { - node: { - getattr: MEMFS.node_ops.getattr, - setattr: MEMFS.node_ops.setattr - }, - stream: { - llseek: MEMFS.stream_ops.llseek, - read: MEMFS.stream_ops.read, - write: MEMFS.stream_ops.write, - allocate: MEMFS.stream_ops.allocate, - mmap: MEMFS.stream_ops.mmap, - msync: MEMFS.stream_ops.msync - } - }, - link: { - node: { - getattr: MEMFS.node_ops.getattr, - setattr: MEMFS.node_ops.setattr, - readlink: MEMFS.node_ops.readlink - }, - stream: {} - }, - chrdev: { - node: { - getattr: MEMFS.node_ops.getattr, - setattr: MEMFS.node_ops.setattr - }, - stream: FS.chrdev_stream_ops - } - }; - var node = FS.createNode(parent, name, mode, dev); - if (FS.isDir(node.mode)) { - node.node_ops = MEMFS.ops_table.dir.node; - node.stream_ops = MEMFS.ops_table.dir.stream; - node.contents = {}; - } else if (FS.isFile(node.mode)) { - node.node_ops = MEMFS.ops_table.file.node; - node.stream_ops = MEMFS.ops_table.file.stream; - node.usedBytes = 0; - node.contents = null; - } else if (FS.isLink(node.mode)) { - node.node_ops = MEMFS.ops_table.link.node; - node.stream_ops = MEMFS.ops_table.link.stream; - } else if (FS.isChrdev(node.mode)) { - node.node_ops = MEMFS.ops_table.chrdev.node; - node.stream_ops = MEMFS.ops_table.chrdev.stream; - } - node.timestamp = Date.now(); - if (parent) { - parent.contents[name] = node; - parent.timestamp = node.timestamp; - } - return node; - }, - getFileDataAsTypedArray(node) { - if (!node.contents) return new Uint8Array(0); - if (node.contents.subarray) return node.contents.subarray(0, node.usedBytes); - return new Uint8Array(node.contents); - }, - expandFileStorage(node, newCapacity) { - var prevCapacity = node.contents ? node.contents.length : 0; - if (prevCapacity >= newCapacity) return; - var CAPACITY_DOUBLING_MAX = 1024 * 1024; - newCapacity = Math.max(newCapacity, (prevCapacity * (prevCapacity < CAPACITY_DOUBLING_MAX ? 2 : 1.125)) >>> 0); - if (prevCapacity != 0) newCapacity = Math.max(newCapacity, 256); - var oldContents = node.contents; - node.contents = new Uint8Array(newCapacity); - if (node.usedBytes > 0) node.contents.set(oldContents.subarray(0, node.usedBytes), 0); - }, - resizeFileStorage(node, newSize) { - if (node.usedBytes == newSize) return; - if (newSize == 0) { - node.contents = null; - node.usedBytes = 0; - } else { - var oldContents = node.contents; - node.contents = new Uint8Array(newSize); - if (oldContents) { - node.contents.set(oldContents.subarray(0, Math.min(newSize, node.usedBytes))); - } - node.usedBytes = newSize; - } - }, - node_ops: { - getattr(node) { - var attr = {}; - attr.dev = FS.isChrdev(node.mode) ? node.id : 1; - attr.ino = node.id; - attr.mode = node.mode; - attr.nlink = 1; - attr.uid = 0; - attr.gid = 0; - attr.rdev = node.rdev; - if (FS.isDir(node.mode)) { - attr.size = 4096; - } else if (FS.isFile(node.mode)) { - attr.size = node.usedBytes; - } else if (FS.isLink(node.mode)) { - attr.size = node.link.length; - } else { - attr.size = 0; - } - attr.atime = new Date(node.timestamp); - attr.mtime = new Date(node.timestamp); - attr.ctime = new Date(node.timestamp); - attr.blksize = 4096; - attr.blocks = Math.ceil(attr.size / attr.blksize); - return attr; - }, - setattr(node, attr) { - if (attr.mode !== undefined) { - node.mode = attr.mode; - } - if (attr.timestamp !== undefined) { - node.timestamp = attr.timestamp; - } - if (attr.size !== undefined) { - MEMFS.resizeFileStorage(node, attr.size); - } - }, - lookup(parent, name) { - throw FS.genericErrors[44]; - }, - mknod(parent, name, mode, dev) { - return MEMFS.createNode(parent, name, mode, dev); - }, - rename(old_node, new_dir, new_name) { - if (FS.isDir(old_node.mode)) { - var new_node; - try { - new_node = FS.lookupNode(new_dir, new_name); - } catch (e) {} - if (new_node) { - for (var i in new_node.contents) { - throw new FS.ErrnoError(55); - } - } - } - delete old_node.parent.contents[old_node.name]; - old_node.parent.timestamp = Date.now(); - old_node.name = new_name; - new_dir.contents[new_name] = old_node; - new_dir.timestamp = old_node.parent.timestamp; - }, - unlink(parent, name) { - delete parent.contents[name]; - parent.timestamp = Date.now(); - }, - rmdir(parent, name) { - var node = FS.lookupNode(parent, name); - for (var i in node.contents) { - throw new FS.ErrnoError(55); - } - delete parent.contents[name]; - parent.timestamp = Date.now(); - }, - readdir(node) { - var entries = [ ".", ".." ]; - for (var key of Object.keys(node.contents)) { - entries.push(key); - } - return entries; - }, - symlink(parent, newname, oldpath) { - var node = MEMFS.createNode(parent, newname, 511 | /* 0777 */ 40960, 0); - node.link = oldpath; - return node; - }, - readlink(node) { - if (!FS.isLink(node.mode)) { - throw new FS.ErrnoError(28); - } - return node.link; - } - }, - stream_ops: { - read(stream, buffer, offset, length, position) { - var contents = stream.node.contents; - if (position >= stream.node.usedBytes) return 0; - var size = Math.min(stream.node.usedBytes - position, length); - if (size > 8 && contents.subarray) { - buffer.set(contents.subarray(position, position + size), offset); - } else { - for (var i = 0; i < size; i++) buffer[offset + i] = contents[position + i]; - } - return size; - }, - write(stream, buffer, offset, length, position, canOwn) { - if (buffer.buffer === HEAP8.buffer) { - canOwn = false; - } - if (!length) return 0; - var node = stream.node; - node.timestamp = Date.now(); - if (buffer.subarray && (!node.contents || node.contents.subarray)) { - if (canOwn) { - node.contents = buffer.subarray(offset, offset + length); - node.usedBytes = length; - return length; - } else if (node.usedBytes === 0 && position === 0) { - node.contents = buffer.slice(offset, offset + length); - node.usedBytes = length; - return length; - } else if (position + length <= node.usedBytes) { - node.contents.set(buffer.subarray(offset, offset + length), position); - return length; - } - } - MEMFS.expandFileStorage(node, position + length); - if (node.contents.subarray && buffer.subarray) { - node.contents.set(buffer.subarray(offset, offset + length), position); - } else { - for (var i = 0; i < length; i++) { - node.contents[position + i] = buffer[offset + i]; - } - } - node.usedBytes = Math.max(node.usedBytes, position + length); - return length; - }, - llseek(stream, offset, whence) { - var position = offset; - if (whence === 1) { - position += stream.position; - } else if (whence === 2) { - if (FS.isFile(stream.node.mode)) { - position += stream.node.usedBytes; - } - } - if (position < 0) { - throw new FS.ErrnoError(28); - } - return position; - }, - allocate(stream, offset, length) { - MEMFS.expandFileStorage(stream.node, offset + length); - stream.node.usedBytes = Math.max(stream.node.usedBytes, offset + length); - }, - mmap(stream, length, position, prot, flags) { - if (!FS.isFile(stream.node.mode)) { - throw new FS.ErrnoError(43); - } - var ptr; - var allocated; - var contents = stream.node.contents; - if (!(flags & 2) && contents.buffer === HEAP8.buffer) { - allocated = false; - ptr = contents.byteOffset; - } else { - if (position > 0 || position + length < contents.length) { - if (contents.subarray) { - contents = contents.subarray(position, position + length); - } else { - contents = Array.prototype.slice.call(contents, position, position + length); - } - } - allocated = true; - ptr = mmapAlloc(length); - if (!ptr) { - throw new FS.ErrnoError(48); - } - HEAP8.set(contents, ptr); - } - return { - ptr: ptr, - allocated: allocated - }; - }, - msync(stream, buffer, offset, length, mmapFlags) { - MEMFS.stream_ops.write(stream, buffer, 0, length, offset, false); - return 0; - } - } -}; - -/** @param {boolean=} noRunDep */ var asyncLoad = (url, onload, onerror, noRunDep) => { - var dep = !noRunDep ? getUniqueRunDependency(`al ${url}`) : ""; - readAsync(url, arrayBuffer => { - onload(new Uint8Array(arrayBuffer)); - if (dep) removeRunDependency(dep); - }, event => { - if (onerror) { - onerror(); - } else { - throw `Loading data file "${url}" failed.`; - } - }); - if (dep) addRunDependency(dep); -}; - -var FS_createDataFile = (parent, name, fileData, canRead, canWrite, canOwn) => { - FS.createDataFile(parent, name, fileData, canRead, canWrite, canOwn); -}; - -var preloadPlugins = Module["preloadPlugins"] || []; - -var FS_handledByPreloadPlugin = (byteArray, fullname, finish, onerror) => { - if (typeof Browser != "undefined") Browser.init(); - var handled = false; - preloadPlugins.forEach(plugin => { - if (handled) return; - if (plugin["canHandle"](fullname)) { - plugin["handle"](byteArray, fullname, finish, onerror); - handled = true; - } - }); - return handled; -}; - -var FS_createPreloadedFile = (parent, name, url, canRead, canWrite, onload, onerror, dontCreateFile, canOwn, preFinish) => { - var fullname = name ? PATH_FS.resolve(PATH.join2(parent, name)) : parent; - var dep = getUniqueRunDependency(`cp ${fullname}`); - function processData(byteArray) { - function finish(byteArray) { - preFinish?.(); - if (!dontCreateFile) { - FS_createDataFile(parent, name, byteArray, canRead, canWrite, canOwn); - } - onload?.(); - removeRunDependency(dep); - } - if (FS_handledByPreloadPlugin(byteArray, fullname, finish, () => { - onerror?.(); - removeRunDependency(dep); - })) { - return; - } - finish(byteArray); - } - addRunDependency(dep); - if (typeof url == "string") { - asyncLoad(url, processData, onerror); - } else { - processData(url); - } -}; - -var FS_modeStringToFlags = str => { - var flagModes = { - "r": 0, - "r+": 2, - "w": 512 | 64 | 1, - "w+": 512 | 64 | 2, - "a": 1024 | 64 | 1, - "a+": 1024 | 64 | 2 - }; - var flags = flagModes[str]; - if (typeof flags == "undefined") { - throw new Error(`Unknown file open mode: ${str}`); - } - return flags; -}; - -var FS_getMode = (canRead, canWrite) => { - var mode = 0; - if (canRead) mode |= 292 | 73; - if (canWrite) mode |= 146; - return mode; -}; - -var ERRNO_CODES = { - "EPERM": 63, - "ENOENT": 44, - "ESRCH": 71, - "EINTR": 27, - "EIO": 29, - "ENXIO": 60, - "E2BIG": 1, - "ENOEXEC": 45, - "EBADF": 8, - "ECHILD": 12, - "EAGAIN": 6, - "EWOULDBLOCK": 6, - "ENOMEM": 48, - "EACCES": 2, - "EFAULT": 21, - "ENOTBLK": 105, - "EBUSY": 10, - "EEXIST": 20, - "EXDEV": 75, - "ENODEV": 43, - "ENOTDIR": 54, - "EISDIR": 31, - "EINVAL": 28, - "ENFILE": 41, - "EMFILE": 33, - "ENOTTY": 59, - "ETXTBSY": 74, - "EFBIG": 22, - "ENOSPC": 51, - "ESPIPE": 70, - "EROFS": 69, - "EMLINK": 34, - "EPIPE": 64, - "EDOM": 18, - "ERANGE": 68, - "ENOMSG": 49, - "EIDRM": 24, - "ECHRNG": 106, - "EL2NSYNC": 156, - "EL3HLT": 107, - "EL3RST": 108, - "ELNRNG": 109, - "EUNATCH": 110, - "ENOCSI": 111, - "EL2HLT": 112, - "EDEADLK": 16, - "ENOLCK": 46, - "EBADE": 113, - "EBADR": 114, - "EXFULL": 115, - "ENOANO": 104, - "EBADRQC": 103, - "EBADSLT": 102, - "EDEADLOCK": 16, - "EBFONT": 101, - "ENOSTR": 100, - "ENODATA": 116, - "ETIME": 117, - "ENOSR": 118, - "ENONET": 119, - "ENOPKG": 120, - "EREMOTE": 121, - "ENOLINK": 47, - "EADV": 122, - "ESRMNT": 123, - "ECOMM": 124, - "EPROTO": 65, - "EMULTIHOP": 36, - "EDOTDOT": 125, - "EBADMSG": 9, - "ENOTUNIQ": 126, - "EBADFD": 127, - "EREMCHG": 128, - "ELIBACC": 129, - "ELIBBAD": 130, - "ELIBSCN": 131, - "ELIBMAX": 132, - "ELIBEXEC": 133, - "ENOSYS": 52, - "ENOTEMPTY": 55, - "ENAMETOOLONG": 37, - "ELOOP": 32, - "EOPNOTSUPP": 138, - "EPFNOSUPPORT": 139, - "ECONNRESET": 15, - "ENOBUFS": 42, - "EAFNOSUPPORT": 5, - "EPROTOTYPE": 67, - "ENOTSOCK": 57, - "ENOPROTOOPT": 50, - "ESHUTDOWN": 140, - "ECONNREFUSED": 14, - "EADDRINUSE": 3, - "ECONNABORTED": 13, - "ENETUNREACH": 40, - "ENETDOWN": 38, - "ETIMEDOUT": 73, - "EHOSTDOWN": 142, - "EHOSTUNREACH": 23, - "EINPROGRESS": 26, - "EALREADY": 7, - "EDESTADDRREQ": 17, - "EMSGSIZE": 35, - "EPROTONOSUPPORT": 66, - "ESOCKTNOSUPPORT": 137, - "EADDRNOTAVAIL": 4, - "ENETRESET": 39, - "EISCONN": 30, - "ENOTCONN": 53, - "ETOOMANYREFS": 141, - "EUSERS": 136, - "EDQUOT": 19, - "ESTALE": 72, - "ENOTSUP": 138, - "ENOMEDIUM": 148, - "EILSEQ": 25, - "EOVERFLOW": 61, - "ECANCELED": 11, - "ENOTRECOVERABLE": 56, - "EOWNERDEAD": 62, - "ESTRPIPE": 135 -}; - -var NODEFS = { - isWindows: false, - staticInit() { - NODEFS.isWindows = !!process.platform.match(/^win/); - var flags = process.binding("constants"); - if (flags["fs"]) { - flags = flags["fs"]; - } - NODEFS.flagsForNodeMap = { - 1024: flags["O_APPEND"], - 64: flags["O_CREAT"], - 128: flags["O_EXCL"], - 256: flags["O_NOCTTY"], - 0: flags["O_RDONLY"], - 2: flags["O_RDWR"], - 4096: flags["O_SYNC"], - 512: flags["O_TRUNC"], - 1: flags["O_WRONLY"], - 131072: flags["O_NOFOLLOW"] - }; - }, - convertNodeCode(e) { - var code = e.code; - return ERRNO_CODES[code]; - }, - tryFSOperation(f) { - try { - return f(); - } catch (e) { - if (!e.code) throw e; - if (e.code === "UNKNOWN") throw new FS.ErrnoError(28); - throw new FS.ErrnoError(NODEFS.convertNodeCode(e)); - } - }, - mount(mount) { - return NODEFS.createNode(null, "/", NODEFS.getMode(mount.opts.root), 0); - }, - createNode(parent, name, mode, dev) { - if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { - throw new FS.ErrnoError(28); - } - var node = FS.createNode(parent, name, mode); - node.node_ops = NODEFS.node_ops; - node.stream_ops = NODEFS.stream_ops; - return node; - }, - getMode(path) { - var stat; - return NODEFS.tryFSOperation(() => { - stat = fs.lstatSync(path); - if (NODEFS.isWindows) { - stat.mode |= (stat.mode & 292) >> 2; - } - return stat.mode; - }); - }, - realPath(node) { - var parts = []; - while (node.parent !== node) { - parts.push(node.name); - node = node.parent; - } - parts.push(node.mount.opts.root); - parts.reverse(); - return PATH.join(...parts); - }, - flagsForNode(flags) { - flags &= ~2097152; - flags &= ~2048; - flags &= ~32768; - flags &= ~524288; - flags &= ~65536; - var newFlags = 0; - for (var k in NODEFS.flagsForNodeMap) { - if (flags & k) { - newFlags |= NODEFS.flagsForNodeMap[k]; - flags ^= k; - } - } - if (flags) { - throw new FS.ErrnoError(28); - } - return newFlags; - }, - node_ops: { - getattr(node) { - var path = NODEFS.realPath(node); - var stat; - NODEFS.tryFSOperation(() => stat = fs.lstatSync(path)); - if (NODEFS.isWindows) { - if (!stat.blksize) { - stat.blksize = 4096; - } - if (!stat.blocks) { - stat.blocks = (stat.size + stat.blksize - 1) / stat.blksize | 0; - } - stat.mode |= (stat.mode & 292) >> 2; - } - return { - dev: stat.dev, - ino: stat.ino, - mode: stat.mode, - nlink: stat.nlink, - uid: stat.uid, - gid: stat.gid, - rdev: stat.rdev, - size: stat.size, - atime: stat.atime, - mtime: stat.mtime, - ctime: stat.ctime, - blksize: stat.blksize, - blocks: stat.blocks - }; - }, - setattr(node, attr) { - var path = NODEFS.realPath(node); - NODEFS.tryFSOperation(() => { - if (attr.mode !== undefined) { - fs.chmodSync(path, attr.mode); - node.mode = attr.mode; - } - if (attr.timestamp !== undefined) { - var date = new Date(attr.timestamp); - fs.utimesSync(path, date, date); - } - if (attr.size !== undefined) { - fs.truncateSync(path, attr.size); - } - }); - }, - lookup(parent, name) { - var path = PATH.join2(NODEFS.realPath(parent), name); - var mode = NODEFS.getMode(path); - return NODEFS.createNode(parent, name, mode); - }, - mknod(parent, name, mode, dev) { - var node = NODEFS.createNode(parent, name, mode, dev); - var path = NODEFS.realPath(node); - NODEFS.tryFSOperation(() => { - if (FS.isDir(node.mode)) { - fs.mkdirSync(path, node.mode); - } else { - fs.writeFileSync(path, "", { - mode: node.mode - }); - } - }); - return node; - }, - rename(oldNode, newDir, newName) { - var oldPath = NODEFS.realPath(oldNode); - var newPath = PATH.join2(NODEFS.realPath(newDir), newName); - NODEFS.tryFSOperation(() => fs.renameSync(oldPath, newPath)); - oldNode.name = newName; - }, - unlink(parent, name) { - var path = PATH.join2(NODEFS.realPath(parent), name); - NODEFS.tryFSOperation(() => fs.unlinkSync(path)); - }, - rmdir(parent, name) { - var path = PATH.join2(NODEFS.realPath(parent), name); - NODEFS.tryFSOperation(() => fs.rmdirSync(path)); - }, - readdir(node) { - var path = NODEFS.realPath(node); - return NODEFS.tryFSOperation(() => fs.readdirSync(path)); - }, - symlink(parent, newName, oldPath) { - var newPath = PATH.join2(NODEFS.realPath(parent), newName); - NODEFS.tryFSOperation(() => fs.symlinkSync(oldPath, newPath)); - }, - readlink(node) { - var path = NODEFS.realPath(node); - return NODEFS.tryFSOperation(() => fs.readlinkSync(path)); - } - }, - stream_ops: { - open(stream) { - var path = NODEFS.realPath(stream.node); - NODEFS.tryFSOperation(() => { - if (FS.isFile(stream.node.mode)) { - stream.shared.refcount = 1; - stream.nfd = fs.openSync(path, NODEFS.flagsForNode(stream.flags)); - } - }); - }, - close(stream) { - NODEFS.tryFSOperation(() => { - if (FS.isFile(stream.node.mode) && stream.nfd && --stream.shared.refcount === 0) { - fs.closeSync(stream.nfd); - } - }); - }, - dup(stream) { - stream.shared.refcount++; - }, - read(stream, buffer, offset, length, position) { - if (length === 0) return 0; - return NODEFS.tryFSOperation(() => fs.readSync(stream.nfd, new Int8Array(buffer.buffer, offset, length), 0, length, position)); - }, - write(stream, buffer, offset, length, position) { - return NODEFS.tryFSOperation(() => fs.writeSync(stream.nfd, new Int8Array(buffer.buffer, offset, length), 0, length, position)); - }, - llseek(stream, offset, whence) { - var position = offset; - if (whence === 1) { - position += stream.position; - } else if (whence === 2) { - if (FS.isFile(stream.node.mode)) { - NODEFS.tryFSOperation(() => { - var stat = fs.fstatSync(stream.nfd); - position += stat.size; - }); - } - } - if (position < 0) { - throw new FS.ErrnoError(28); - } - return position; - }, - mmap(stream, length, position, prot, flags) { - if (!FS.isFile(stream.node.mode)) { - throw new FS.ErrnoError(43); - } - var ptr = mmapAlloc(length); - NODEFS.stream_ops.read(stream, HEAP8, ptr, length, position); - return { - ptr: ptr, - allocated: true - }; - }, - msync(stream, buffer, offset, length, mmapFlags) { - NODEFS.stream_ops.write(stream, buffer, 0, length, offset, false); - return 0; - } - } -}; - -var PROXYFS = { - mount(mount) { - return PROXYFS.createNode(null, "/", mount.opts.fs.lstat(mount.opts.root).mode, 0); - }, - createNode(parent, name, mode, dev) { - if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { - throw new FS.ErrnoError(ERRNO_CODES.EINVAL); - } - var node = FS.createNode(parent, name, mode); - node.node_ops = PROXYFS.node_ops; - node.stream_ops = PROXYFS.stream_ops; - return node; - }, - realPath(node) { - var parts = []; - while (node.parent !== node) { - parts.push(node.name); - node = node.parent; - } - parts.push(node.mount.opts.root); - parts.reverse(); - return PATH.join(...parts); - }, - node_ops: { - getattr(node) { - var path = PROXYFS.realPath(node); - var stat; - try { - stat = node.mount.opts.fs.lstat(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - return { - dev: stat.dev, - ino: stat.ino, - mode: stat.mode, - nlink: stat.nlink, - uid: stat.uid, - gid: stat.gid, - rdev: stat.rdev, - size: stat.size, - atime: stat.atime, - mtime: stat.mtime, - ctime: stat.ctime, - blksize: stat.blksize, - blocks: stat.blocks - }; - }, - setattr(node, attr) { - var path = PROXYFS.realPath(node); - try { - if (attr.mode !== undefined) { - node.mount.opts.fs.chmod(path, attr.mode); - node.mode = attr.mode; - } - if (attr.timestamp !== undefined) { - var date = new Date(attr.timestamp); - node.mount.opts.fs.utime(path, date, date); - } - if (attr.size !== undefined) { - node.mount.opts.fs.truncate(path, attr.size); - } - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - lookup(parent, name) { - try { - var path = PATH.join2(PROXYFS.realPath(parent), name); - var mode = parent.mount.opts.fs.lstat(path).mode; - var node = PROXYFS.createNode(parent, name, mode); - return node; - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - mknod(parent, name, mode, dev) { - var node = PROXYFS.createNode(parent, name, mode, dev); - var path = PROXYFS.realPath(node); - try { - if (FS.isDir(node.mode)) { - node.mount.opts.fs.mkdir(path, node.mode); - } else { - node.mount.opts.fs.writeFile(path, "", { - mode: node.mode - }); - } - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - return node; - }, - rename(oldNode, newDir, newName) { - var oldPath = PROXYFS.realPath(oldNode); - var newPath = PATH.join2(PROXYFS.realPath(newDir), newName); - try { - oldNode.mount.opts.fs.rename(oldPath, newPath); - oldNode.name = newName; - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - unlink(parent, name) { - var path = PATH.join2(PROXYFS.realPath(parent), name); - try { - parent.mount.opts.fs.unlink(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - rmdir(parent, name) { - var path = PATH.join2(PROXYFS.realPath(parent), name); - try { - parent.mount.opts.fs.rmdir(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - readdir(node) { - var path = PROXYFS.realPath(node); - try { - return node.mount.opts.fs.readdir(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - symlink(parent, newName, oldPath) { - var newPath = PATH.join2(PROXYFS.realPath(parent), newName); - try { - parent.mount.opts.fs.symlink(oldPath, newPath); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - readlink(node) { - var path = PROXYFS.realPath(node); - try { - return node.mount.opts.fs.readlink(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - } - }, - stream_ops: { - open(stream) { - var path = PROXYFS.realPath(stream.node); - try { - stream.nfd = stream.node.mount.opts.fs.open(path, stream.flags); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - close(stream) { - try { - stream.node.mount.opts.fs.close(stream.nfd); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - read(stream, buffer, offset, length, position) { - try { - return stream.node.mount.opts.fs.read(stream.nfd, buffer, offset, length, position); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - write(stream, buffer, offset, length, position) { - try { - return stream.node.mount.opts.fs.write(stream.nfd, buffer, offset, length, position); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - llseek(stream, offset, whence) { - var position = offset; - if (whence === 1) { - position += stream.position; - } else if (whence === 2) { - if (FS.isFile(stream.node.mode)) { - try { - var stat = stream.node.node_ops.getattr(stream.node); - position += stat.size; - } catch (e) { - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - } - } - if (position < 0) { - throw new FS.ErrnoError(ERRNO_CODES.EINVAL); - } - return position; - } - } -}; - -var FS = { - root: null, - mounts: [], - devices: {}, - streams: [], - nextInode: 1, - nameTable: null, - currentPath: "/", - initialized: false, - ignorePermissions: true, - ErrnoError: class { - constructor(errno) { - this.name = "ErrnoError"; - this.errno = errno; - } - }, - genericErrors: {}, - filesystems: null, - syncFSRequests: 0, - FSStream: class { - constructor() { - this.shared = {}; - } - get object() { - return this.node; - } - set object(val) { - this.node = val; - } - get isRead() { - return (this.flags & 2097155) !== 1; - } - get isWrite() { - return (this.flags & 2097155) !== 0; - } - get isAppend() { - return (this.flags & 1024); - } - get flags() { - return this.shared.flags; - } - set flags(val) { - this.shared.flags = val; - } - get position() { - return this.shared.position; - } - set position(val) { - this.shared.position = val; - } - }, - FSNode: class { - constructor(parent, name, mode, rdev) { - if (!parent) { - parent = this; - } - this.parent = parent; - this.mount = parent.mount; - this.mounted = null; - this.id = FS.nextInode++; - this.name = name; - this.mode = mode; - this.node_ops = {}; - this.stream_ops = {}; - this.rdev = rdev; - this.readMode = 292 | /*292*/ 73; - /*73*/ this.writeMode = 146; - } - /*146*/ get read() { - return (this.mode & this.readMode) === this.readMode; - } - set read(val) { - val ? this.mode |= this.readMode : this.mode &= ~this.readMode; - } - get write() { - return (this.mode & this.writeMode) === this.writeMode; - } - set write(val) { - val ? this.mode |= this.writeMode : this.mode &= ~this.writeMode; - } - get isFolder() { - return FS.isDir(this.mode); - } - get isDevice() { - return FS.isChrdev(this.mode); - } - }, - lookupPath(path, opts = {}) { - path = PATH_FS.resolve(path); - if (!path) return { - path: "", - node: null - }; - var defaults = { - follow_mount: true, - recurse_count: 0 - }; - opts = Object.assign(defaults, opts); - if (opts.recurse_count > 8) { - throw new FS.ErrnoError(32); - } - var parts = path.split("/").filter(p => !!p); - var current = FS.root; - var current_path = "/"; - for (var i = 0; i < parts.length; i++) { - var islast = (i === parts.length - 1); - if (islast && opts.parent) { - break; - } - current = FS.lookupNode(current, parts[i]); - current_path = PATH.join2(current_path, parts[i]); - if (FS.isMountpoint(current)) { - if (!islast || (islast && opts.follow_mount)) { - current = current.mounted.root; - } - } - if (!islast || opts.follow) { - var count = 0; - while (FS.isLink(current.mode)) { - var link = FS.readlink(current_path); - current_path = PATH_FS.resolve(PATH.dirname(current_path), link); - var lookup = FS.lookupPath(current_path, { - recurse_count: opts.recurse_count + 1 - }); - current = lookup.node; - if (count++ > 40) { - throw new FS.ErrnoError(32); - } - } - } - } - return { - path: current_path, - node: current - }; - }, - getPath(node) { - var path; - while (true) { - if (FS.isRoot(node)) { - var mount = node.mount.mountpoint; - if (!path) return mount; - return mount[mount.length - 1] !== "/" ? `${mount}/${path}` : mount + path; - } - path = path ? `${node.name}/${path}` : node.name; - node = node.parent; - } - }, - hashName(parentid, name) { - var hash = 0; - for (var i = 0; i < name.length; i++) { - hash = ((hash << 5) - hash + name.charCodeAt(i)) | 0; - } - return ((parentid + hash) >>> 0) % FS.nameTable.length; - }, - hashAddNode(node) { - var hash = FS.hashName(node.parent.id, node.name); - node.name_next = FS.nameTable[hash]; - FS.nameTable[hash] = node; - }, - hashRemoveNode(node) { - var hash = FS.hashName(node.parent.id, node.name); - if (FS.nameTable[hash] === node) { - FS.nameTable[hash] = node.name_next; - } else { - var current = FS.nameTable[hash]; - while (current) { - if (current.name_next === node) { - current.name_next = node.name_next; - break; - } - current = current.name_next; - } - } - }, - lookupNode(parent, name) { - var errCode = FS.mayLookup(parent); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - var hash = FS.hashName(parent.id, name); - for (var node = FS.nameTable[hash]; node; node = node.name_next) { - var nodeName = node.name; - if (node.parent.id === parent.id && nodeName === name) { - return node; - } - } - return FS.lookup(parent, name); - }, - createNode(parent, name, mode, rdev) { - var node = new FS.FSNode(parent, name, mode, rdev); - FS.hashAddNode(node); - return node; - }, - destroyNode(node) { - FS.hashRemoveNode(node); - }, - isRoot(node) { - return node === node.parent; - }, - isMountpoint(node) { - return !!node.mounted; - }, - isFile(mode) { - return (mode & 61440) === 32768; - }, - isDir(mode) { - return (mode & 61440) === 16384; - }, - isLink(mode) { - return (mode & 61440) === 40960; - }, - isChrdev(mode) { - return (mode & 61440) === 8192; - }, - isBlkdev(mode) { - return (mode & 61440) === 24576; - }, - isFIFO(mode) { - return (mode & 61440) === 4096; - }, - isSocket(mode) { - return (mode & 49152) === 49152; - }, - flagsToPermissionString(flag) { - var perms = [ "r", "w", "rw" ][flag & 3]; - if ((flag & 512)) { - perms += "w"; - } - return perms; - }, - nodePermissions(node, perms) { - if (FS.ignorePermissions) { - return 0; - } - if (perms.includes("r") && !(node.mode & 292)) { - return 2; - } else if (perms.includes("w") && !(node.mode & 146)) { - return 2; - } else if (perms.includes("x") && !(node.mode & 73)) { - return 2; - } - return 0; - }, - mayLookup(dir) { - if (!FS.isDir(dir.mode)) return 54; - var errCode = FS.nodePermissions(dir, "x"); - if (errCode) return errCode; - if (!dir.node_ops.lookup) return 2; - return 0; - }, - mayCreate(dir, name) { - try { - var node = FS.lookupNode(dir, name); - return 20; - } catch (e) {} - return FS.nodePermissions(dir, "wx"); - }, - mayDelete(dir, name, isdir) { - var node; - try { - node = FS.lookupNode(dir, name); - } catch (e) { - return e.errno; - } - var errCode = FS.nodePermissions(dir, "wx"); - if (errCode) { - return errCode; - } - if (isdir) { - if (!FS.isDir(node.mode)) { - return 54; - } - if (FS.isRoot(node) || FS.getPath(node) === FS.cwd()) { - return 10; - } - } else { - if (FS.isDir(node.mode)) { - return 31; - } - } - return 0; - }, - mayOpen(node, flags) { - if (!node) { - return 44; - } - if (FS.isLink(node.mode)) { - return 32; - } else if (FS.isDir(node.mode)) { - if (FS.flagsToPermissionString(flags) !== "r" || (flags & 512)) { - return 31; - } - } - return FS.nodePermissions(node, FS.flagsToPermissionString(flags)); - }, - MAX_OPEN_FDS: 4096, - nextfd() { - for (var fd = 0; fd <= FS.MAX_OPEN_FDS; fd++) { - if (!FS.streams[fd]) { - return fd; - } - } - throw new FS.ErrnoError(33); - }, - getStreamChecked(fd) { - var stream = FS.getStream(fd); - if (!stream) { - throw new FS.ErrnoError(8); - } - return stream; - }, - getStream: fd => FS.streams[fd], - createStream(stream, fd = -1) { - stream = Object.assign(new FS.FSStream, stream); - if (fd == -1) { - fd = FS.nextfd(); - } - stream.fd = fd; - FS.streams[fd] = stream; - return stream; - }, - closeStream(fd) { - FS.streams[fd] = null; - }, - dupStream(origStream, fd = -1) { - var stream = FS.createStream(origStream, fd); - stream.stream_ops?.dup?.(stream); - return stream; - }, - chrdev_stream_ops: { - open(stream) { - var device = FS.getDevice(stream.node.rdev); - stream.stream_ops = device.stream_ops; - stream.stream_ops.open?.(stream); - }, - llseek() { - throw new FS.ErrnoError(70); - } - }, - major: dev => ((dev) >> 8), - minor: dev => ((dev) & 255), - makedev: (ma, mi) => ((ma) << 8 | (mi)), - registerDevice(dev, ops) { - FS.devices[dev] = { - stream_ops: ops - }; - }, - getDevice: dev => FS.devices[dev], - getMounts(mount) { - var mounts = []; - var check = [ mount ]; - while (check.length) { - var m = check.pop(); - mounts.push(m); - check.push(...m.mounts); - } - return mounts; - }, - syncfs(populate, callback) { - if (typeof populate == "function") { - callback = populate; - populate = false; - } - FS.syncFSRequests++; - if (FS.syncFSRequests > 1) { - err(`warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work`); - } - var mounts = FS.getMounts(FS.root.mount); - var completed = 0; - function doCallback(errCode) { - FS.syncFSRequests--; - return callback(errCode); - } - function done(errCode) { - if (errCode) { - if (!done.errored) { - done.errored = true; - return doCallback(errCode); - } - return; - } - if (++completed >= mounts.length) { - doCallback(null); - } - } - mounts.forEach(mount => { - if (!mount.type.syncfs) { - return done(null); - } - mount.type.syncfs(mount, populate, done); - }); - }, - mount(type, opts, mountpoint) { - var root = mountpoint === "/"; - var pseudo = !mountpoint; - var node; - if (root && FS.root) { - throw new FS.ErrnoError(10); - } else if (!root && !pseudo) { - var lookup = FS.lookupPath(mountpoint, { - follow_mount: false - }); - mountpoint = lookup.path; - node = lookup.node; - if (FS.isMountpoint(node)) { - throw new FS.ErrnoError(10); - } - if (!FS.isDir(node.mode)) { - throw new FS.ErrnoError(54); - } - } - var mount = { - type: type, - opts: opts, - mountpoint: mountpoint, - mounts: [] - }; - var mountRoot = type.mount(mount); - mountRoot.mount = mount; - mount.root = mountRoot; - if (root) { - FS.root = mountRoot; - } else if (node) { - node.mounted = mount; - if (node.mount) { - node.mount.mounts.push(mount); - } - } - return mountRoot; - }, - unmount(mountpoint) { - var lookup = FS.lookupPath(mountpoint, { - follow_mount: false - }); - if (!FS.isMountpoint(lookup.node)) { - throw new FS.ErrnoError(28); - } - var node = lookup.node; - var mount = node.mounted; - var mounts = FS.getMounts(mount); - Object.keys(FS.nameTable).forEach(hash => { - var current = FS.nameTable[hash]; - while (current) { - var next = current.name_next; - if (mounts.includes(current.mount)) { - FS.destroyNode(current); - } - current = next; - } - }); - node.mounted = null; - var idx = node.mount.mounts.indexOf(mount); - node.mount.mounts.splice(idx, 1); - }, - lookup(parent, name) { - return parent.node_ops.lookup(parent, name); - }, - mknod(path, mode, dev) { - var lookup = FS.lookupPath(path, { - parent: true - }); - var parent = lookup.node; - var name = PATH.basename(path); - if (!name || name === "." || name === "..") { - throw new FS.ErrnoError(28); - } - var errCode = FS.mayCreate(parent, name); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!parent.node_ops.mknod) { - throw new FS.ErrnoError(63); - } - return parent.node_ops.mknod(parent, name, mode, dev); - }, - create(path, mode) { - mode = mode !== undefined ? mode : 438; - /* 0666 */ mode &= 4095; - mode |= 32768; - return FS.mknod(path, mode, 0); - }, - mkdir(path, mode) { - mode = mode !== undefined ? mode : 511; - /* 0777 */ mode &= 511 | 512; - mode |= 16384; - return FS.mknod(path, mode, 0); - }, - mkdirTree(path, mode) { - var dirs = path.split("/"); - var d = ""; - for (var i = 0; i < dirs.length; ++i) { - if (!dirs[i]) continue; - d += "/" + dirs[i]; - try { - FS.mkdir(d, mode); - } catch (e) { - if (e.errno != 20) throw e; - } - } - }, - mkdev(path, mode, dev) { - if (typeof dev == "undefined") { - dev = mode; - mode = 438; - } - /* 0666 */ mode |= 8192; - return FS.mknod(path, mode, dev); - }, - symlink(oldpath, newpath) { - if (!PATH_FS.resolve(oldpath)) { - throw new FS.ErrnoError(44); - } - var lookup = FS.lookupPath(newpath, { - parent: true - }); - var parent = lookup.node; - if (!parent) { - throw new FS.ErrnoError(44); - } - var newname = PATH.basename(newpath); - var errCode = FS.mayCreate(parent, newname); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!parent.node_ops.symlink) { - throw new FS.ErrnoError(63); - } - return parent.node_ops.symlink(parent, newname, oldpath); - }, - rename(old_path, new_path) { - var old_dirname = PATH.dirname(old_path); - var new_dirname = PATH.dirname(new_path); - var old_name = PATH.basename(old_path); - var new_name = PATH.basename(new_path); - var lookup, old_dir, new_dir; - lookup = FS.lookupPath(old_path, { - parent: true - }); - old_dir = lookup.node; - lookup = FS.lookupPath(new_path, { - parent: true - }); - new_dir = lookup.node; - if (!old_dir || !new_dir) throw new FS.ErrnoError(44); - if (old_dir.mount !== new_dir.mount) { - throw new FS.ErrnoError(75); - } - var old_node = FS.lookupNode(old_dir, old_name); - var relative = PATH_FS.relative(old_path, new_dirname); - if (relative.charAt(0) !== ".") { - throw new FS.ErrnoError(28); - } - relative = PATH_FS.relative(new_path, old_dirname); - if (relative.charAt(0) !== ".") { - throw new FS.ErrnoError(55); - } - var new_node; - try { - new_node = FS.lookupNode(new_dir, new_name); - } catch (e) {} - if (old_node === new_node) { - return; - } - var isdir = FS.isDir(old_node.mode); - var errCode = FS.mayDelete(old_dir, old_name, isdir); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - errCode = new_node ? FS.mayDelete(new_dir, new_name, isdir) : FS.mayCreate(new_dir, new_name); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!old_dir.node_ops.rename) { - throw new FS.ErrnoError(63); - } - if (FS.isMountpoint(old_node) || (new_node && FS.isMountpoint(new_node))) { - throw new FS.ErrnoError(10); - } - if (new_dir !== old_dir) { - errCode = FS.nodePermissions(old_dir, "w"); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - } - FS.hashRemoveNode(old_node); - try { - old_dir.node_ops.rename(old_node, new_dir, new_name); - old_node.parent = new_dir; - } catch (e) { - throw e; - } finally { - FS.hashAddNode(old_node); - } - }, - rmdir(path) { - var lookup = FS.lookupPath(path, { - parent: true - }); - var parent = lookup.node; - var name = PATH.basename(path); - var node = FS.lookupNode(parent, name); - var errCode = FS.mayDelete(parent, name, true); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!parent.node_ops.rmdir) { - throw new FS.ErrnoError(63); - } - if (FS.isMountpoint(node)) { - throw new FS.ErrnoError(10); - } - parent.node_ops.rmdir(parent, name); - FS.destroyNode(node); - }, - readdir(path) { - var lookup = FS.lookupPath(path, { - follow: true - }); - var node = lookup.node; - if (!node.node_ops.readdir) { - throw new FS.ErrnoError(54); - } - return node.node_ops.readdir(node); - }, - unlink(path) { - var lookup = FS.lookupPath(path, { - parent: true - }); - var parent = lookup.node; - if (!parent) { - throw new FS.ErrnoError(44); - } - var name = PATH.basename(path); - var node = FS.lookupNode(parent, name); - var errCode = FS.mayDelete(parent, name, false); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!parent.node_ops.unlink) { - throw new FS.ErrnoError(63); - } - if (FS.isMountpoint(node)) { - throw new FS.ErrnoError(10); - } - parent.node_ops.unlink(parent, name); - FS.destroyNode(node); - }, - readlink(path) { - var lookup = FS.lookupPath(path); - var link = lookup.node; - if (!link) { - throw new FS.ErrnoError(44); - } - if (!link.node_ops.readlink) { - throw new FS.ErrnoError(28); - } - return PATH_FS.resolve(FS.getPath(link.parent), link.node_ops.readlink(link)); - }, - stat(path, dontFollow) { - var lookup = FS.lookupPath(path, { - follow: !dontFollow - }); - var node = lookup.node; - if (!node) { - throw new FS.ErrnoError(44); - } - if (!node.node_ops.getattr) { - throw new FS.ErrnoError(63); - } - return node.node_ops.getattr(node); - }, - lstat(path) { - return FS.stat(path, true); - }, - chmod(path, mode, dontFollow) { - var node; - if (typeof path == "string") { - var lookup = FS.lookupPath(path, { - follow: !dontFollow - }); - node = lookup.node; - } else { - node = path; - } - if (!node.node_ops.setattr) { - throw new FS.ErrnoError(63); - } - node.node_ops.setattr(node, { - mode: (mode & 4095) | (node.mode & ~4095), - timestamp: Date.now() - }); - }, - lchmod(path, mode) { - FS.chmod(path, mode, true); - }, - fchmod(fd, mode) { - var stream = FS.getStreamChecked(fd); - FS.chmod(stream.node, mode); - }, - chown(path, uid, gid, dontFollow) { - var node; - if (typeof path == "string") { - var lookup = FS.lookupPath(path, { - follow: !dontFollow - }); - node = lookup.node; - } else { - node = path; - } - if (!node.node_ops.setattr) { - throw new FS.ErrnoError(63); - } - node.node_ops.setattr(node, { - timestamp: Date.now() - }); - }, - lchown(path, uid, gid) { - FS.chown(path, uid, gid, true); - }, - fchown(fd, uid, gid) { - var stream = FS.getStreamChecked(fd); - FS.chown(stream.node, uid, gid); - }, - truncate(path, len) { - if (len < 0) { - throw new FS.ErrnoError(28); - } - var node; - if (typeof path == "string") { - var lookup = FS.lookupPath(path, { - follow: true - }); - node = lookup.node; - } else { - node = path; - } - if (!node.node_ops.setattr) { - throw new FS.ErrnoError(63); - } - if (FS.isDir(node.mode)) { - throw new FS.ErrnoError(31); - } - if (!FS.isFile(node.mode)) { - throw new FS.ErrnoError(28); - } - var errCode = FS.nodePermissions(node, "w"); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - node.node_ops.setattr(node, { - size: len, - timestamp: Date.now() - }); - }, - ftruncate(fd, len) { - var stream = FS.getStreamChecked(fd); - if ((stream.flags & 2097155) === 0) { - throw new FS.ErrnoError(28); - } - FS.truncate(stream.node, len); - }, - utime(path, atime, mtime) { - var lookup = FS.lookupPath(path, { - follow: true - }); - var node = lookup.node; - node.node_ops.setattr(node, { - timestamp: Math.max(atime, mtime) - }); - }, - open(path, flags, mode) { - if (path === "") { - throw new FS.ErrnoError(44); - } - flags = typeof flags == "string" ? FS_modeStringToFlags(flags) : flags; - if ((flags & 64)) { - mode = typeof mode == "undefined" ? 438 : /* 0666 */ mode; - mode = (mode & 4095) | 32768; - } else { - mode = 0; - } - var node; - if (typeof path == "object") { - node = path; - } else { - path = PATH.normalize(path); - try { - var lookup = FS.lookupPath(path, { - follow: !(flags & 131072) - }); - node = lookup.node; - } catch (e) {} - } - var created = false; - if ((flags & 64)) { - if (node) { - if ((flags & 128)) { - throw new FS.ErrnoError(20); - } - } else { - node = FS.mknod(path, mode, 0); - created = true; - } - } - if (!node) { - throw new FS.ErrnoError(44); - } - if (FS.isChrdev(node.mode)) { - flags &= ~512; - } - if ((flags & 65536) && !FS.isDir(node.mode)) { - throw new FS.ErrnoError(54); - } - if (!created) { - var errCode = FS.mayOpen(node, flags); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - } - if ((flags & 512) && !created) { - FS.truncate(node, 0); - } - flags &= ~(128 | 512 | 131072); - var stream = FS.createStream({ - node: node, - path: FS.getPath(node), - flags: flags, - seekable: true, - position: 0, - stream_ops: node.stream_ops, - ungotten: [], - error: false - }); - if (stream.stream_ops.open) { - stream.stream_ops.open(stream); - } - if (Module["logReadFiles"] && !(flags & 1)) { - if (!FS.readFiles) FS.readFiles = {}; - if (!(path in FS.readFiles)) { - FS.readFiles[path] = 1; - } - } - return stream; - }, - close(stream) { - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if (stream.getdents) stream.getdents = null; - try { - if (stream.stream_ops.close) { - stream.stream_ops.close(stream); - } - } catch (e) { - throw e; - } finally { - FS.closeStream(stream.fd); - } - stream.fd = null; - }, - isClosed(stream) { - return stream.fd === null; - }, - llseek(stream, offset, whence) { - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if (!stream.seekable || !stream.stream_ops.llseek) { - throw new FS.ErrnoError(70); - } - if (whence != 0 && whence != 1 && whence != 2) { - throw new FS.ErrnoError(28); - } - stream.position = stream.stream_ops.llseek(stream, offset, whence); - stream.ungotten = []; - return stream.position; - }, - read(stream, buffer, offset, length, position) { - if (length < 0 || position < 0) { - throw new FS.ErrnoError(28); - } - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if ((stream.flags & 2097155) === 1) { - throw new FS.ErrnoError(8); - } - if (FS.isDir(stream.node.mode)) { - throw new FS.ErrnoError(31); - } - if (!stream.stream_ops.read) { - throw new FS.ErrnoError(28); - } - var seeking = typeof position != "undefined"; - if (!seeking) { - position = stream.position; - } else if (!stream.seekable) { - throw new FS.ErrnoError(70); - } - var bytesRead = stream.stream_ops.read(stream, buffer, offset, length, position); - if (!seeking) stream.position += bytesRead; - return bytesRead; - }, - write(stream, buffer, offset, length, position, canOwn) { - if (length < 0 || position < 0) { - throw new FS.ErrnoError(28); - } - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if ((stream.flags & 2097155) === 0) { - throw new FS.ErrnoError(8); - } - if (FS.isDir(stream.node.mode)) { - throw new FS.ErrnoError(31); - } - if (!stream.stream_ops.write) { - throw new FS.ErrnoError(28); - } - if (stream.seekable && stream.flags & 1024) { - FS.llseek(stream, 0, 2); - } - var seeking = typeof position != "undefined"; - if (!seeking) { - position = stream.position; - } else if (!stream.seekable) { - throw new FS.ErrnoError(70); - } - var bytesWritten = stream.stream_ops.write(stream, buffer, offset, length, position, canOwn); - if (!seeking) stream.position += bytesWritten; - return bytesWritten; - }, - allocate(stream, offset, length) { - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if (offset < 0 || length <= 0) { - throw new FS.ErrnoError(28); - } - if ((stream.flags & 2097155) === 0) { - throw new FS.ErrnoError(8); - } - if (!FS.isFile(stream.node.mode) && !FS.isDir(stream.node.mode)) { - throw new FS.ErrnoError(43); - } - if (!stream.stream_ops.allocate) { - throw new FS.ErrnoError(138); - } - stream.stream_ops.allocate(stream, offset, length); - }, - mmap(stream, length, position, prot, flags) { - if ((prot & 2) !== 0 && (flags & 2) === 0 && (stream.flags & 2097155) !== 2) { - throw new FS.ErrnoError(2); - } - if ((stream.flags & 2097155) === 1) { - throw new FS.ErrnoError(2); - } - if (!stream.stream_ops.mmap) { - throw new FS.ErrnoError(43); - } - return stream.stream_ops.mmap(stream, length, position, prot, flags); - }, - msync(stream, buffer, offset, length, mmapFlags) { - if (!stream.stream_ops.msync) { - return 0; - } - return stream.stream_ops.msync(stream, buffer, offset, length, mmapFlags); - }, - ioctl(stream, cmd, arg) { - if (!stream.stream_ops.ioctl) { - throw new FS.ErrnoError(59); - } - return stream.stream_ops.ioctl(stream, cmd, arg); - }, - readFile(path, opts = {}) { - opts.flags = opts.flags || 0; - opts.encoding = opts.encoding || "binary"; - if (opts.encoding !== "utf8" && opts.encoding !== "binary") { - throw new Error(`Invalid encoding type "${opts.encoding}"`); - } - var ret; - var stream = FS.open(path, opts.flags); - var stat = FS.stat(path); - var length = stat.size; - var buf = new Uint8Array(length); - FS.read(stream, buf, 0, length, 0); - if (opts.encoding === "utf8") { - ret = UTF8ArrayToString(buf, 0); - } else if (opts.encoding === "binary") { - ret = buf; - } - FS.close(stream); - return ret; - }, - writeFile(path, data, opts = {}) { - opts.flags = opts.flags || 577; - var stream = FS.open(path, opts.flags, opts.mode); - if (typeof data == "string") { - var buf = new Uint8Array(lengthBytesUTF8(data) + 1); - var actualNumBytes = stringToUTF8Array(data, buf, 0, buf.length); - FS.write(stream, buf, 0, actualNumBytes, undefined, opts.canOwn); - } else if (ArrayBuffer.isView(data)) { - FS.write(stream, data, 0, data.byteLength, undefined, opts.canOwn); - } else { - throw new Error("Unsupported data type"); - } - FS.close(stream); - }, - cwd: () => FS.currentPath, - chdir(path) { - var lookup = FS.lookupPath(path, { - follow: true - }); - if (lookup.node === null) { - throw new FS.ErrnoError(44); - } - if (!FS.isDir(lookup.node.mode)) { - throw new FS.ErrnoError(54); - } - var errCode = FS.nodePermissions(lookup.node, "x"); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - FS.currentPath = lookup.path; - }, - createDefaultDirectories() { - FS.mkdir("/tmp"); - FS.mkdir("/home"); - FS.mkdir("/home/web_user"); - }, - createDefaultDevices() { - FS.mkdir("/dev"); - FS.registerDevice(FS.makedev(1, 3), { - read: () => 0, - write: (stream, buffer, offset, length, pos) => length - }); - FS.mkdev("/dev/null", FS.makedev(1, 3)); - TTY.register(FS.makedev(5, 0), TTY.default_tty_ops); - TTY.register(FS.makedev(6, 0), TTY.default_tty1_ops); - FS.mkdev("/dev/tty", FS.makedev(5, 0)); - FS.mkdev("/dev/tty1", FS.makedev(6, 0)); - var randomBuffer = new Uint8Array(1024), randomLeft = 0; - var randomByte = () => { - if (randomLeft === 0) { - randomLeft = randomFill(randomBuffer).byteLength; - } - return randomBuffer[--randomLeft]; - }; - FS.createDevice("/dev", "random", randomByte); - FS.createDevice("/dev", "urandom", randomByte); - FS.mkdir("/dev/shm"); - FS.mkdir("/dev/shm/tmp"); - }, - createSpecialDirectories() { - FS.mkdir("/proc"); - var proc_self = FS.mkdir("/proc/self"); - FS.mkdir("/proc/self/fd"); - FS.mount({ - mount() { - var node = FS.createNode(proc_self, "fd", 16384 | 511, /* 0777 */ 73); - node.node_ops = { - lookup(parent, name) { - var fd = +name; - var stream = FS.getStreamChecked(fd); - var ret = { - parent: null, - mount: { - mountpoint: "fake" - }, - node_ops: { - readlink: () => stream.path - } - }; - ret.parent = ret; - return ret; - } - }; - return node; - } - }, {}, "/proc/self/fd"); - }, - createStandardStreams() { - if (Module["stdin"]) { - FS.createDevice("/dev", "stdin", Module["stdin"]); - } else { - FS.symlink("/dev/tty", "/dev/stdin"); - } - if (Module["stdout"]) { - FS.createDevice("/dev", "stdout", null, Module["stdout"]); - } else { - FS.symlink("/dev/tty", "/dev/stdout"); - } - if (Module["stderr"]) { - FS.createDevice("/dev", "stderr", null, Module["stderr"]); - } else { - FS.symlink("/dev/tty1", "/dev/stderr"); - } - var stdin = FS.open("/dev/stdin", 0); - var stdout = FS.open("/dev/stdout", 1); - var stderr = FS.open("/dev/stderr", 1); - }, - staticInit() { - [ 44 ].forEach(code => { - FS.genericErrors[code] = new FS.ErrnoError(code); - FS.genericErrors[code].stack = ""; - }); - FS.nameTable = new Array(4096); - FS.mount(MEMFS, {}, "/"); - FS.createDefaultDirectories(); - FS.createDefaultDevices(); - FS.createSpecialDirectories(); - FS.filesystems = { - "MEMFS": MEMFS, - "NODEFS": NODEFS, - "PROXYFS": PROXYFS - }; - }, - init(input, output, error) { - FS.init.initialized = true; - Module["stdin"] = input || Module["stdin"]; - Module["stdout"] = output || Module["stdout"]; - Module["stderr"] = error || Module["stderr"]; - FS.createStandardStreams(); - }, - quit() { - FS.init.initialized = false; - _fflush(0); - for (var i = 0; i < FS.streams.length; i++) { - var stream = FS.streams[i]; - if (!stream) { - continue; - } - FS.close(stream); - } - }, - findObject(path, dontResolveLastLink) { - var ret = FS.analyzePath(path, dontResolveLastLink); - if (!ret.exists) { - return null; - } - return ret.object; - }, - analyzePath(path, dontResolveLastLink) { - try { - var lookup = FS.lookupPath(path, { - follow: !dontResolveLastLink - }); - path = lookup.path; - } catch (e) {} - var ret = { - isRoot: false, - exists: false, - error: 0, - name: null, - path: null, - object: null, - parentExists: false, - parentPath: null, - parentObject: null - }; - try { - var lookup = FS.lookupPath(path, { - parent: true - }); - ret.parentExists = true; - ret.parentPath = lookup.path; - ret.parentObject = lookup.node; - ret.name = PATH.basename(path); - lookup = FS.lookupPath(path, { - follow: !dontResolveLastLink - }); - ret.exists = true; - ret.path = lookup.path; - ret.object = lookup.node; - ret.name = lookup.node.name; - ret.isRoot = lookup.path === "/"; - } catch (e) { - ret.error = e.errno; - } - return ret; - }, - createPath(parent, path, canRead, canWrite) { - parent = typeof parent == "string" ? parent : FS.getPath(parent); - var parts = path.split("/").reverse(); - while (parts.length) { - var part = parts.pop(); - if (!part) continue; - var current = PATH.join2(parent, part); - try { - FS.mkdir(current); - } catch (e) {} - parent = current; - } - return current; - }, - createFile(parent, name, properties, canRead, canWrite) { - var path = PATH.join2(typeof parent == "string" ? parent : FS.getPath(parent), name); - var mode = FS_getMode(canRead, canWrite); - return FS.create(path, mode); - }, - createDataFile(parent, name, data, canRead, canWrite, canOwn) { - var path = name; - if (parent) { - parent = typeof parent == "string" ? parent : FS.getPath(parent); - path = name ? PATH.join2(parent, name) : parent; - } - var mode = FS_getMode(canRead, canWrite); - var node = FS.create(path, mode); - if (data) { - if (typeof data == "string") { - var arr = new Array(data.length); - for (var i = 0, len = data.length; i < len; ++i) arr[i] = data.charCodeAt(i); - data = arr; - } - FS.chmod(node, mode | 146); - var stream = FS.open(node, 577); - FS.write(stream, data, 0, data.length, 0, canOwn); - FS.close(stream); - FS.chmod(node, mode); - } - }, - createDevice(parent, name, input, output) { - var path = PATH.join2(typeof parent == "string" ? parent : FS.getPath(parent), name); - var mode = FS_getMode(!!input, !!output); - if (!FS.createDevice.major) FS.createDevice.major = 64; - var dev = FS.makedev(FS.createDevice.major++, 0); - FS.registerDevice(dev, { - open(stream) { - stream.seekable = false; - }, - close(stream) { - if (output?.buffer?.length) { - output(10); - } - }, - read(stream, buffer, offset, length, pos) { - /* ignored */ var bytesRead = 0; - for (var i = 0; i < length; i++) { - var result; - try { - result = input(); - } catch (e) { - throw new FS.ErrnoError(29); - } - if (result === undefined && bytesRead === 0) { - throw new FS.ErrnoError(6); - } - if (result === null || result === undefined) break; - bytesRead++; - buffer[offset + i] = result; - } - if (bytesRead) { - stream.node.timestamp = Date.now(); - } - return bytesRead; - }, - write(stream, buffer, offset, length, pos) { - for (var i = 0; i < length; i++) { - try { - output(buffer[offset + i]); - } catch (e) { - throw new FS.ErrnoError(29); - } - } - if (length) { - stream.node.timestamp = Date.now(); - } - return i; - } - }); - return FS.mkdev(path, mode, dev); - }, - forceLoadFile(obj) { - if (obj.isDevice || obj.isFolder || obj.link || obj.contents) return true; - if (typeof XMLHttpRequest != "undefined") { - throw new Error("Lazy loading should have been performed (contents set) in createLazyFile, but it was not. Lazy loading only works in web workers. Use --embed-file or --preload-file in emcc on the main thread."); - } else if (read_) { - try { - obj.contents = intArrayFromString(read_(obj.url), true); - obj.usedBytes = obj.contents.length; - } catch (e) { - throw new FS.ErrnoError(29); - } - } else { - throw new Error("Cannot load without read() or XMLHttpRequest."); - } - }, - createLazyFile(parent, name, url, canRead, canWrite) { - class LazyUint8Array { - constructor() { - this.lengthKnown = false; - this.chunks = []; - } - get(idx) { - if (idx > this.length - 1 || idx < 0) { - return undefined; - } - var chunkOffset = idx % this.chunkSize; - var chunkNum = (idx / this.chunkSize) | 0; - return this.getter(chunkNum)[chunkOffset]; - } - setDataGetter(getter) { - this.getter = getter; - } - cacheLength() { - var xhr = new XMLHttpRequest; - xhr.open("HEAD", url, false); - xhr.send(null); - if (!(xhr.status >= 200 && xhr.status < 300 || xhr.status === 304)) throw new Error("Couldn't load " + url + ". Status: " + xhr.status); - var datalength = Number(xhr.getResponseHeader("Content-length")); - var header; - var hasByteServing = (header = xhr.getResponseHeader("Accept-Ranges")) && header === "bytes"; - var usesGzip = (header = xhr.getResponseHeader("Content-Encoding")) && header === "gzip"; - var chunkSize = 1024 * 1024; - if (!hasByteServing) chunkSize = datalength; - var doXHR = (from, to) => { - if (from > to) throw new Error("invalid range (" + from + ", " + to + ") or no bytes requested!"); - if (to > datalength - 1) throw new Error("only " + datalength + " bytes available! programmer error!"); - var xhr = new XMLHttpRequest; - xhr.open("GET", url, false); - if (datalength !== chunkSize) xhr.setRequestHeader("Range", "bytes=" + from + "-" + to); - xhr.responseType = "arraybuffer"; - if (xhr.overrideMimeType) { - xhr.overrideMimeType("text/plain; charset=x-user-defined"); - } - xhr.send(null); - if (!(xhr.status >= 200 && xhr.status < 300 || xhr.status === 304)) throw new Error("Couldn't load " + url + ". Status: " + xhr.status); - if (xhr.response !== undefined) { - return new Uint8Array(/** @type{Array} */ (xhr.response || [])); - } - return intArrayFromString(xhr.responseText || "", true); - }; - var lazyArray = this; - lazyArray.setDataGetter(chunkNum => { - var start = chunkNum * chunkSize; - var end = (chunkNum + 1) * chunkSize - 1; - end = Math.min(end, datalength - 1); - if (typeof lazyArray.chunks[chunkNum] == "undefined") { - lazyArray.chunks[chunkNum] = doXHR(start, end); - } - if (typeof lazyArray.chunks[chunkNum] == "undefined") throw new Error("doXHR failed!"); - return lazyArray.chunks[chunkNum]; - }); - if (usesGzip || !datalength) { - chunkSize = datalength = 1; - datalength = this.getter(0).length; - chunkSize = datalength; - out("LazyFiles on gzip forces download of the whole file when length is accessed"); - } - this._length = datalength; - this._chunkSize = chunkSize; - this.lengthKnown = true; - } - get length() { - if (!this.lengthKnown) { - this.cacheLength(); - } - return this._length; - } - get chunkSize() { - if (!this.lengthKnown) { - this.cacheLength(); - } - return this._chunkSize; - } - } - if (typeof XMLHttpRequest != "undefined") { - if (!ENVIRONMENT_IS_WORKER) throw "Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc"; - var lazyArray = new LazyUint8Array; - var properties = { - isDevice: false, - contents: lazyArray - }; - } else { - var properties = { - isDevice: false, - url: url - }; - } - var node = FS.createFile(parent, name, properties, canRead, canWrite); - if (properties.contents) { - node.contents = properties.contents; - } else if (properties.url) { - node.contents = null; - node.url = properties.url; - } - Object.defineProperties(node, { - usedBytes: { - get: function() { - return this.contents.length; - } - } - }); - var stream_ops = {}; - var keys = Object.keys(node.stream_ops); - keys.forEach(key => { - var fn = node.stream_ops[key]; - stream_ops[key] = (...args) => { - FS.forceLoadFile(node); - return fn(...args); - }; - }); - function writeChunks(stream, buffer, offset, length, position) { - var contents = stream.node.contents; - if (position >= contents.length) return 0; - var size = Math.min(contents.length - position, length); - if (contents.slice) { - for (var i = 0; i < size; i++) { - buffer[offset + i] = contents[position + i]; - } - } else { - for (var i = 0; i < size; i++) { - buffer[offset + i] = contents.get(position + i); - } - } - return size; - } - stream_ops.read = (stream, buffer, offset, length, position) => { - FS.forceLoadFile(node); - return writeChunks(stream, buffer, offset, length, position); - }; - stream_ops.mmap = (stream, length, position, prot, flags) => { - FS.forceLoadFile(node); - var ptr = mmapAlloc(length); - if (!ptr) { - throw new FS.ErrnoError(48); - } - writeChunks(stream, HEAP8, ptr, length, position); - return { - ptr: ptr, - allocated: true - }; - }; - node.stream_ops = stream_ops; - return node; - } -}; - -Module["FS"] = FS; - -var SOCKFS = { - mount(mount) { - Module["websocket"] = (Module["websocket"] && ("object" === typeof Module["websocket"])) ? Module["websocket"] : {}; - Module["websocket"]._callbacks = {}; - Module["websocket"]["on"] = /** @this{Object} */ function(event, callback) { - if ("function" === typeof callback) { - this._callbacks[event] = callback; - } - return this; - }; - Module["websocket"].emit = /** @this{Object} */ function(event, param) { - if ("function" === typeof this._callbacks[event]) { - this._callbacks[event].call(this, param); - } - }; - return FS.createNode(null, "/", 16384 | 511, /* 0777 */ 0); - }, - createSocket(family, type, protocol) { - type &= ~526336; - var streaming = type == 1; - if (streaming && protocol && protocol != 6) { - throw new FS.ErrnoError(66); - } - var sock = { - family: family, - type: type, - protocol: protocol, - server: null, - error: null, - peers: {}, - pending: [], - recv_queue: [], - sock_ops: SOCKFS.websocket_sock_ops - }; - var name = SOCKFS.nextname(); - var node = FS.createNode(SOCKFS.root, name, 49152, 0); - node.sock = sock; - var stream = FS.createStream({ - path: name, - node: node, - flags: 2, - seekable: false, - stream_ops: SOCKFS.stream_ops - }); - sock.stream = stream; - return sock; - }, - getSocket(fd) { - var stream = FS.getStream(fd); - if (!stream || !FS.isSocket(stream.node.mode)) { - return null; - } - return stream.node.sock; - }, - stream_ops: { - poll(stream) { - var sock = stream.node.sock; - return sock.sock_ops.poll(sock); - }, - ioctl(stream, request, varargs) { - var sock = stream.node.sock; - return sock.sock_ops.ioctl(sock, request, varargs); - }, - read(stream, buffer, offset, length, position) { - /* ignored */ var sock = stream.node.sock; - var msg = sock.sock_ops.recvmsg(sock, length); - if (!msg) { - return 0; - } - buffer.set(msg.buffer, offset); - return msg.buffer.length; - }, - write(stream, buffer, offset, length, position) { - /* ignored */ var sock = stream.node.sock; - return sock.sock_ops.sendmsg(sock, buffer, offset, length); - }, - close(stream) { - var sock = stream.node.sock; - sock.sock_ops.close(sock); - } - }, - nextname() { - if (!SOCKFS.nextname.current) { - SOCKFS.nextname.current = 0; - } - return "socket[" + (SOCKFS.nextname.current++) + "]"; - }, - websocket_sock_ops: { - createPeer(sock, addr, port) { - var ws; - if (typeof addr == "object") { - ws = addr; - addr = null; - port = null; - } - if (ws) { - if (ws._socket) { - addr = ws._socket.remoteAddress; - port = ws._socket.remotePort; - } else { - var result = /ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url); - if (!result) { - throw new Error("WebSocket URL must be in the format ws(s)://address:port"); - } - addr = result[1]; - port = parseInt(result[2], 10); - } - } else { - try { - var runtimeConfig = (Module["websocket"] && ("object" === typeof Module["websocket"])); - var url = "ws:#".replace("#", "//"); - if (runtimeConfig) { - if("function"===typeof Module["websocket"]["url"]) { -url = Module["websocket"]["url"](...arguments); -}else if ("string" === typeof Module["websocket"]["url"]) { - url = Module["websocket"]["url"]; - } - } - if (url === "ws://" || url === "wss://") { - var parts = addr.split("/"); - url = url + parts[0] + ":" + port + "/" + parts.slice(1).join("/"); - } - var subProtocols = "binary"; - if (runtimeConfig) { - if ("string" === typeof Module["websocket"]["subprotocol"]) { - subProtocols = Module["websocket"]["subprotocol"]; - } - } - var opts = undefined; - if (subProtocols !== "null") { - subProtocols = subProtocols.replace(/^ +| +$/g, "").split(/ *, */); - opts = subProtocols; - } - if (runtimeConfig && null === Module["websocket"]["subprotocol"]) { - subProtocols = "null"; - opts = undefined; - } - var WebSocketConstructor; - if (ENVIRONMENT_IS_NODE) { - WebSocketConstructor = /** @type{(typeof WebSocket)} */ (require("ws")); - } else { - WebSocketConstructor = WebSocket; - } - if (Module['websocket']['decorator']) {WebSocketConstructor = Module['websocket']['decorator'](WebSocketConstructor);}ws = new WebSocketConstructor(url, opts); - ws.binaryType = "arraybuffer"; - } catch (e) { - throw new FS.ErrnoError(23); - } - } - var peer = { - addr: addr, - port: port, - socket: ws, - dgram_send_queue: [] - }; - SOCKFS.websocket_sock_ops.addPeer(sock, peer); - SOCKFS.websocket_sock_ops.handlePeerEvents(sock, peer); - if (sock.type === 2 && typeof sock.sport != "undefined") { - peer.dgram_send_queue.push(new Uint8Array([ 255, 255, 255, 255, "p".charCodeAt(0), "o".charCodeAt(0), "r".charCodeAt(0), "t".charCodeAt(0), ((sock.sport & 65280) >> 8), (sock.sport & 255) ])); - } - return peer; - }, - getPeer(sock, addr, port) { - return sock.peers[addr + ":" + port]; - }, - addPeer(sock, peer) { - sock.peers[peer.addr + ":" + peer.port] = peer; - }, - removePeer(sock, peer) { - delete sock.peers[peer.addr + ":" + peer.port]; - }, - handlePeerEvents(sock, peer) { - var first = true; - var handleOpen = function() { - Module["websocket"].emit("open", sock.stream.fd); - try { - var queued = peer.dgram_send_queue.shift(); - while (queued) { - peer.socket.send(queued); - queued = peer.dgram_send_queue.shift(); - } - } catch (e) { - peer.socket.close(); - } - }; - function handleMessage(data) { - if (typeof data == "string") { - var encoder = new TextEncoder; - data = encoder.encode(data); - } else { - assert(data.byteLength !== undefined); - if (data.byteLength == 0) { - return; - } - data = new Uint8Array(data); - } - var wasfirst = first; - first = false; - if (wasfirst && data.length === 10 && data[0] === 255 && data[1] === 255 && data[2] === 255 && data[3] === 255 && data[4] === "p".charCodeAt(0) && data[5] === "o".charCodeAt(0) && data[6] === "r".charCodeAt(0) && data[7] === "t".charCodeAt(0)) { - var newport = ((data[8] << 8) | data[9]); - SOCKFS.websocket_sock_ops.removePeer(sock, peer); - peer.port = newport; - SOCKFS.websocket_sock_ops.addPeer(sock, peer); - return; - } - sock.recv_queue.push({ - addr: peer.addr, - port: peer.port, - data: data - }); - Module["websocket"].emit("message", sock.stream.fd); - } - if (ENVIRONMENT_IS_NODE) { - peer.socket.on("open", handleOpen); - peer.socket.on("message", function(data, isBinary) { - if (!isBinary) { - return; - } - handleMessage((new Uint8Array(data)).buffer); - }); - peer.socket.on("close", function() { - Module["websocket"].emit("close", sock.stream.fd); - }); - peer.socket.on("error", function(error) { - sock.error = 14; - Module["websocket"].emit("error", [ sock.stream.fd, sock.error, "ECONNREFUSED: Connection refused" ]); - }); - } else { - peer.socket.onopen = handleOpen; - peer.socket.onclose = function() { - Module["websocket"].emit("close", sock.stream.fd); - }; - peer.socket.onmessage = function peer_socket_onmessage(event) { - handleMessage(event.data); - }; - peer.socket.onerror = function(error) { - sock.error = 14; - Module["websocket"].emit("error", [ sock.stream.fd, sock.error, "ECONNREFUSED: Connection refused" ]); - }; - } - }, - poll(sock) { - if (sock.type === 1 && sock.server) { - return sock.pending.length ? (64 | 1) : 0; - } - var mask = 0; - var dest = sock.type === 1 ? SOCKFS.websocket_sock_ops.getPeer(sock, sock.daddr, sock.dport) : null; - if (sock.recv_queue.length || !dest || (dest && dest.socket.readyState === dest.socket.CLOSING) || (dest && dest.socket.readyState === dest.socket.CLOSED)) { - mask |= (64 | 1); - } - if (!dest || (dest && dest.socket.readyState === dest.socket.OPEN)) { - mask |= 4; - } - if ((dest && dest.socket.readyState === dest.socket.CLOSING) || (dest && dest.socket.readyState === dest.socket.CLOSED)) { - mask |= 16; - } - return mask; - }, - ioctl(sock, request, arg) { - switch (request) { - case 21531: - var bytes = 0; - if (sock.recv_queue.length) { - bytes = sock.recv_queue[0].data.length; - } - HEAP32[((arg) >> 2)] = bytes; - return 0; - - default: - return 28; - } - }, - close(sock) { - if (sock.server) { - try { - sock.server.close(); - } catch (e) {} - sock.server = null; - } - var peers = Object.keys(sock.peers); - for (var i = 0; i < peers.length; i++) { - var peer = sock.peers[peers[i]]; - try { - peer.socket.close(); - } catch (e) {} - SOCKFS.websocket_sock_ops.removePeer(sock, peer); - } - return 0; - }, - bind(sock, addr, port) { - if (typeof sock.saddr != "undefined" || typeof sock.sport != "undefined") { - throw new FS.ErrnoError(28); - } - sock.saddr = addr; - sock.sport = port; - if (sock.type === 2) { - if (sock.server) { - sock.server.close(); - sock.server = null; - } - try { - sock.sock_ops.listen(sock, 0); - } catch (e) { - if (!(e.name === "ErrnoError")) throw e; - if (e.errno !== 138) throw e; - } - } - }, - connect(sock, addr, port) { - if (sock.server) { - throw new FS.ErrnoError(138); - } - if (typeof sock.daddr != "undefined" && typeof sock.dport != "undefined") { - var dest = SOCKFS.websocket_sock_ops.getPeer(sock, sock.daddr, sock.dport); - if (dest) { - if (dest.socket.readyState === dest.socket.CONNECTING) { - throw new FS.ErrnoError(7); - } else { - throw new FS.ErrnoError(30); - } - } - } - var peer = SOCKFS.websocket_sock_ops.createPeer(sock, addr, port); - sock.daddr = peer.addr; - sock.dport = peer.port; - throw new FS.ErrnoError(26); - }, - listen(sock, backlog) { - if (!ENVIRONMENT_IS_NODE) { - throw new FS.ErrnoError(138); - } - if (sock.server) { - throw new FS.ErrnoError(28); - } - var WebSocketServer = require("ws").Server; - var host = sock.saddr; - if (Module['websocket']['serverDecorator']) {WebSocketServer = Module['websocket']['serverDecorator'](WebSocketServer);}sock.server = new WebSocketServer({ - host: host, - port: sock.sport - }); - Module["websocket"].emit("listen", sock.stream.fd); - sock.server.on("connection", function(ws) { - if (sock.type === 1) { - var newsock = SOCKFS.createSocket(sock.family, sock.type, sock.protocol); - var peer = SOCKFS.websocket_sock_ops.createPeer(newsock, ws); - newsock.daddr = peer.addr; - newsock.dport = peer.port; - sock.pending.push(newsock); - Module["websocket"].emit("connection", newsock.stream.fd); - } else { - SOCKFS.websocket_sock_ops.createPeer(sock, ws); - Module["websocket"].emit("connection", sock.stream.fd); - } - }); - sock.server.on("close", function() { - Module["websocket"].emit("close", sock.stream.fd); - sock.server = null; - }); - sock.server.on("error", function(error) { - sock.error = 23; - Module["websocket"].emit("error", [ sock.stream.fd, sock.error, "EHOSTUNREACH: Host is unreachable" ]); - }); - }, - accept(listensock) { - if (!listensock.server || !listensock.pending.length) { - throw new FS.ErrnoError(28); - } - var newsock = listensock.pending.shift(); - newsock.stream.flags = listensock.stream.flags; - return newsock; - }, - getname(sock, peer) { - var addr, port; - if (peer) { - if (sock.daddr === undefined || sock.dport === undefined) { - throw new FS.ErrnoError(53); - } - addr = sock.daddr; - port = sock.dport; - } else { - addr = sock.saddr || 0; - port = sock.sport || 0; - } - return { - addr: addr, - port: port - }; - }, - sendmsg(sock, buffer, offset, length, addr, port) { - if (sock.type === 2) { - if (addr === undefined || port === undefined) { - addr = sock.daddr; - port = sock.dport; - } - if (addr === undefined || port === undefined) { - throw new FS.ErrnoError(17); - } - } else { - addr = sock.daddr; - port = sock.dport; - } - var dest = SOCKFS.websocket_sock_ops.getPeer(sock, addr, port); - if (sock.type === 1) { - if (!dest || dest.socket.readyState === dest.socket.CLOSING || dest.socket.readyState === dest.socket.CLOSED) { - throw new FS.ErrnoError(53); - } else if (dest.socket.readyState === dest.socket.CONNECTING) { - throw new FS.ErrnoError(6); - } - } - if (ArrayBuffer.isView(buffer)) { - offset += buffer.byteOffset; - buffer = buffer.buffer; - } - var data; - data = buffer.slice(offset, offset + length); - if (sock.type === 2) { - if (!dest || dest.socket.readyState !== dest.socket.OPEN) { - if (!dest || dest.socket.readyState === dest.socket.CLOSING || dest.socket.readyState === dest.socket.CLOSED) { - dest = SOCKFS.websocket_sock_ops.createPeer(sock, addr, port); - } - dest.dgram_send_queue.push(data); - return length; - } - } - try { - dest.socket.send(data); - return length; - } catch (e) { - throw new FS.ErrnoError(28); - } - }, - recvmsg(sock, length, flags) { - if (sock.type === 1 && sock.server) { - throw new FS.ErrnoError(53); - } - var queued = sock.recv_queue.shift(); - if (!queued) { - if (sock.type === 1) { - var dest = SOCKFS.websocket_sock_ops.getPeer(sock, sock.daddr, sock.dport); - if (!dest) { - throw new FS.ErrnoError(53); - } - if (dest.socket.readyState === dest.socket.CLOSING || dest.socket.readyState === dest.socket.CLOSED) { - return null; - } - throw new FS.ErrnoError(6); - } - throw new FS.ErrnoError(6); - } - var queuedLength = queued.data.byteLength || queued.data.length; - var queuedOffset = queued.data.byteOffset || 0; - var queuedBuffer = queued.data.buffer || queued.data; - var bytesRead = Math.min(length, queuedLength); - var res = { - buffer: new Uint8Array(queuedBuffer, queuedOffset, bytesRead), - addr: queued.addr, - port: queued.port - }; - if (flags&2) {bytesRead = 0;} if (sock.type === 1 && bytesRead < queuedLength) { - var bytesRemaining = queuedLength - bytesRead; - queued.data = new Uint8Array(queuedBuffer, queuedOffset + bytesRead, bytesRemaining); - sock.recv_queue.unshift(queued); - } - return res; - } - } -}; - -var getSocketFromFD = fd => { - var socket = SOCKFS.getSocket(fd); - if (!socket) throw new FS.ErrnoError(8); - return socket; -}; - -var inetPton4 = str => { - var b = str.split("."); - for (var i = 0; i < 4; i++) { - var tmp = Number(b[i]); - if (isNaN(tmp)) return null; - b[i] = tmp; - } - return (b[0] | (b[1] << 8) | (b[2] << 16) | (b[3] << 24)) >>> 0; -}; - -/** @suppress {checkTypes} */ var jstoi_q = str => parseInt(str); - -var inetPton6 = str => { - var words; - var w, offset, z; - /* http://home.deds.nl/~aeron/regex/ */ var valid6regx = /^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i; - var parts = []; - if (!valid6regx.test(str)) { - return null; - } - if (str === "::") { - return [ 0, 0, 0, 0, 0, 0, 0, 0 ]; - } - if (str.startsWith("::")) { - str = str.replace("::", "Z:"); - } else { - str = str.replace("::", ":Z:"); - } - if (str.indexOf(".") > 0) { - str = str.replace(new RegExp("[.]", "g"), ":"); - words = str.split(":"); - words[words.length - 4] = jstoi_q(words[words.length - 4]) + jstoi_q(words[words.length - 3]) * 256; - words[words.length - 3] = jstoi_q(words[words.length - 2]) + jstoi_q(words[words.length - 1]) * 256; - words = words.slice(0, words.length - 2); - } else { - words = str.split(":"); - } - offset = 0; - z = 0; - for (w = 0; w < words.length; w++) { - if (typeof words[w] == "string") { - if (words[w] === "Z") { - for (z = 0; z < (8 - words.length + 1); z++) { - parts[w + z] = 0; - } - offset = z - 1; - } else { - parts[w + offset] = _htons(parseInt(words[w], 16)); - } - } else { - parts[w + offset] = words[w]; - } - } - return [ (parts[1] << 16) | parts[0], (parts[3] << 16) | parts[2], (parts[5] << 16) | parts[4], (parts[7] << 16) | parts[6] ]; -}; - -/** @param {number=} addrlen */ var writeSockaddr = (sa, family, addr, port, addrlen) => { - switch (family) { - case 2: - addr = inetPton4(addr); - zeroMemory(sa, 16); - if (addrlen) { - HEAP32[((addrlen) >> 2)] = 16; - } - HEAP16[((sa) >> 1)] = family; - HEAP32[(((sa) + (4)) >> 2)] = addr; - HEAP16[(((sa) + (2)) >> 1)] = _htons(port); - break; - - case 10: - addr = inetPton6(addr); - zeroMemory(sa, 28); - if (addrlen) { - HEAP32[((addrlen) >> 2)] = 28; - } - HEAP32[((sa) >> 2)] = family; - HEAP32[(((sa) + (8)) >> 2)] = addr[0]; - HEAP32[(((sa) + (12)) >> 2)] = addr[1]; - HEAP32[(((sa) + (16)) >> 2)] = addr[2]; - HEAP32[(((sa) + (20)) >> 2)] = addr[3]; - HEAP16[(((sa) + (2)) >> 1)] = _htons(port); - break; - - default: - return 5; - } - return 0; -}; - -var DNS = { - address_map: { - id: 1, - addrs: {}, - names: {} - }, - lookup_name(name) { - var res = inetPton4(name); - if (res !== null) { - return name; - } - res = inetPton6(name); - if (res !== null) { - return name; - } - var addr; - if (DNS.address_map.addrs[name]) { - addr = DNS.address_map.addrs[name]; - } else { - var id = DNS.address_map.id++; - assert(id < 65535, "exceeded max address mappings of 65535"); - addr = "172.29." + (id & 255) + "." + (id & 65280); - DNS.address_map.names[addr] = name; - DNS.address_map.addrs[name] = addr; - } - return addr; - }, - lookup_addr(addr) { - if (DNS.address_map.names[addr]) { - return DNS.address_map.names[addr]; - } - return null; - } -}; - -function ___syscall_accept4(fd, addr, addrlen, flags, d1, d2) { - try { - var sock = getSocketFromFD(fd); - var newsock = sock.sock_ops.accept(sock); - if (addr) { - var errno = writeSockaddr(addr, newsock.family, DNS.lookup_name(newsock.daddr), newsock.dport, addrlen); - } - return newsock.stream.fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var inetNtop4 = addr => (addr & 255) + "." + ((addr >> 8) & 255) + "." + ((addr >> 16) & 255) + "." + ((addr >> 24) & 255); - -var inetNtop6 = ints => { - var str = ""; - var word = 0; - var longest = 0; - var lastzero = 0; - var zstart = 0; - var len = 0; - var i = 0; - var parts = [ ints[0] & 65535, (ints[0] >> 16), ints[1] & 65535, (ints[1] >> 16), ints[2] & 65535, (ints[2] >> 16), ints[3] & 65535, (ints[3] >> 16) ]; - var hasipv4 = true; - var v4part = ""; - for (i = 0; i < 5; i++) { - if (parts[i] !== 0) { - hasipv4 = false; - break; - } - } - if (hasipv4) { - v4part = inetNtop4(parts[6] | (parts[7] << 16)); - if (parts[5] === -1) { - str = "::ffff:"; - str += v4part; - return str; - } - if (parts[5] === 0) { - str = "::"; - if (v4part === "0.0.0.0") v4part = ""; - if (v4part === "0.0.0.1") v4part = "1"; - str += v4part; - return str; - } - } - for (word = 0; word < 8; word++) { - if (parts[word] === 0) { - if (word - lastzero > 1) { - len = 0; - } - lastzero = word; - len++; - } - if (len > longest) { - longest = len; - zstart = word - longest + 1; - } - } - for (word = 0; word < 8; word++) { - if (longest > 1) { - if (parts[word] === 0 && word >= zstart && word < (zstart + longest)) { - if (word === zstart) { - str += ":"; - if (zstart === 0) str += ":"; - } - continue; - } - } - str += Number(_ntohs(parts[word] & 65535)).toString(16); - str += word < 7 ? ":" : ""; - } - return str; -}; - -var readSockaddr = (sa, salen) => { - var family = HEAP16[((sa) >> 1)]; - var port = _ntohs(HEAPU16[(((sa) + (2)) >> 1)]); - var addr; - switch (family) { - case 2: - if (salen !== 16) { - return { - errno: 28 - }; - } - addr = HEAP32[(((sa) + (4)) >> 2)]; - addr = inetNtop4(addr); - break; - - case 10: - if (salen !== 28) { - return { - errno: 28 - }; - } - addr = [ HEAP32[(((sa) + (8)) >> 2)], HEAP32[(((sa) + (12)) >> 2)], HEAP32[(((sa) + (16)) >> 2)], HEAP32[(((sa) + (20)) >> 2)] ]; - addr = inetNtop6(addr); - break; - - default: - return { - errno: 5 - }; - } - return { - family: family, - addr: addr, - port: port - }; -}; - -/** @param {boolean=} allowNull */ var getSocketAddress = (addrp, addrlen, allowNull) => { - if (allowNull && addrp === 0) return null; - var info = readSockaddr(addrp, addrlen); - if (info.errno) throw new FS.ErrnoError(info.errno); - info.addr = DNS.lookup_addr(info.addr) || info.addr; - return info; -}; - -function ___syscall_bind(fd, addr, addrlen, d1, d2, d3) { - try { - var sock = getSocketFromFD(fd); - var info = getSocketAddress(addr, addrlen); - sock.sock_ops.bind(sock, info.addr, info.port); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var SYSCALLS = { - DEFAULT_POLLMASK: 5, - calculateAt(dirfd, path, allowEmpty) { - if (PATH.isAbs(path)) { - return path; - } - var dir; - if (dirfd === -100) { - dir = FS.cwd(); - } else { - var dirstream = SYSCALLS.getStreamFromFD(dirfd); - dir = dirstream.path; - } - if (path.length == 0) { - if (!allowEmpty) { - throw new FS.ErrnoError(44); - } - return dir; - } - return PATH.join2(dir, path); - }, - doStat(func, path, buf) { - var stat = func(path); - HEAP32[((buf) >> 2)] = stat.dev; - HEAP32[(((buf) + (4)) >> 2)] = stat.mode; - HEAPU32[(((buf) + (8)) >> 2)] = stat.nlink; - HEAP32[(((buf) + (12)) >> 2)] = stat.uid; - HEAP32[(((buf) + (16)) >> 2)] = stat.gid; - HEAP32[(((buf) + (20)) >> 2)] = stat.rdev; - (tempI64 = [ stat.size >>> 0, (tempDouble = stat.size, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (24)) >> 2)] = tempI64[0], HEAP32[(((buf) + (28)) >> 2)] = tempI64[1]); - HEAP32[(((buf) + (32)) >> 2)] = 4096; - HEAP32[(((buf) + (36)) >> 2)] = stat.blocks; - var atime = stat.atime.getTime(); - var mtime = stat.mtime.getTime(); - var ctime = stat.ctime.getTime(); - (tempI64 = [ Math.floor(atime / 1e3) >>> 0, (tempDouble = Math.floor(atime / 1e3), - (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (40)) >> 2)] = tempI64[0], HEAP32[(((buf) + (44)) >> 2)] = tempI64[1]); - HEAPU32[(((buf) + (48)) >> 2)] = (atime % 1e3) * 1e3; - (tempI64 = [ Math.floor(mtime / 1e3) >>> 0, (tempDouble = Math.floor(mtime / 1e3), - (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (56)) >> 2)] = tempI64[0], HEAP32[(((buf) + (60)) >> 2)] = tempI64[1]); - HEAPU32[(((buf) + (64)) >> 2)] = (mtime % 1e3) * 1e3; - (tempI64 = [ Math.floor(ctime / 1e3) >>> 0, (tempDouble = Math.floor(ctime / 1e3), - (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (72)) >> 2)] = tempI64[0], HEAP32[(((buf) + (76)) >> 2)] = tempI64[1]); - HEAPU32[(((buf) + (80)) >> 2)] = (ctime % 1e3) * 1e3; - (tempI64 = [ stat.ino >>> 0, (tempDouble = stat.ino, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (88)) >> 2)] = tempI64[0], HEAP32[(((buf) + (92)) >> 2)] = tempI64[1]); - return 0; - }, - doMsync(addr, stream, len, flags, offset) { - if (!FS.isFile(stream.node.mode)) { - throw new FS.ErrnoError(43); - } - if (flags & 2) { - return 0; - } - var buffer = HEAPU8.slice(addr, addr + len); - FS.msync(stream, buffer, offset, len, flags); - }, - getStreamFromFD(fd) { - var stream = FS.getStreamChecked(fd); - return stream; - }, - varargs: undefined, - getStr(ptr) { - var ret = UTF8ToString(ptr); - return ret; - } -}; - -function ___syscall_chdir(path) { - try { - path = SYSCALLS.getStr(path); - FS.chdir(path); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_chmod(path, mode) { - try { - path = SYSCALLS.getStr(path); - FS.chmod(path, mode); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_connect(fd, addr, addrlen, d1, d2, d3) { - try { - var sock = getSocketFromFD(fd); - var info = getSocketAddress(addr, addrlen); - sock.sock_ops.connect(sock, info.addr, info.port); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_dup(fd) { - try { - var old = SYSCALLS.getStreamFromFD(fd); - return FS.dupStream(old).fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_dup3(fd, newfd, flags) { - try { - var old = SYSCALLS.getStreamFromFD(fd); - if (old.fd === newfd) return -28; - var existing = FS.getStream(newfd); - if (existing) FS.close(existing); - return FS.dupStream(old, newfd).fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_faccessat(dirfd, path, amode, flags) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - if (amode & ~7) { - return -28; - } - var lookup = FS.lookupPath(path, { - follow: true - }); - var node = lookup.node; - if (!node) { - return -44; - } - var perms = ""; - if (amode & 4) perms += "r"; - if (amode & 2) perms += "w"; - if (amode & 1) perms += "x"; - if (perms && /* otherwise, they've just passed F_OK */ FS.nodePermissions(node, perms)) { - return -2; - } - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var convertI32PairToI53Checked = (lo, hi) => ((hi + 2097152) >>> 0 < 4194305 - !!lo) ? (lo >>> 0) + hi * 4294967296 : NaN; - -function ___syscall_fallocate(fd, mode, offset_low, offset_high, len_low, len_high) { - var offset = convertI32PairToI53Checked(offset_low, offset_high); - var len = convertI32PairToI53Checked(len_low, len_high); - try { - if (isNaN(offset)) return 61; - var stream = SYSCALLS.getStreamFromFD(fd); - FS.allocate(stream, offset, len); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_fchmod(fd, mode) { - try { - FS.fchmod(fd, mode); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_fchown32(fd, owner, group) { - try { - FS.fchown(fd, owner, group); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_fchownat(dirfd, path, owner, group, flags) { - try { - path = SYSCALLS.getStr(path); - var nofollow = flags & 256; - flags = flags & (~256); - path = SYSCALLS.calculateAt(dirfd, path); - (nofollow ? FS.lchown : FS.chown)(path, owner, group); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -/** @suppress {duplicate } */ function syscallGetVarargI() { - var ret = HEAP32[((+SYSCALLS.varargs) >> 2)]; - SYSCALLS.varargs += 4; - return ret; -} - -var syscallGetVarargP = syscallGetVarargI; - -function ___syscall_fcntl64(fd, cmd, varargs) { - SYSCALLS.varargs = varargs; - try { - var stream = SYSCALLS.getStreamFromFD(fd); - switch (cmd) { - case 0: - { - var arg = syscallGetVarargI(); - if (arg < 0) { - return -28; - } - while (FS.streams[arg]) { - arg++; - } - var newStream; - newStream = FS.dupStream(stream, arg); - return newStream.fd; - } - - case 1: - case 2: - return 0; - - case 3: - return stream.flags; - - case 4: - { - var arg = syscallGetVarargI(); - stream.flags |= arg; - return 0; - } - - case 12: - { - var arg = syscallGetVarargP(); - var offset = 0; - HEAP16[(((arg) + (offset)) >> 1)] = 2; - return 0; - } - - case 13: - case 14: - return 0; - } - return -28; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_fdatasync(fd) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_fstat64(fd, buf) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - return SYSCALLS.doStat(FS.stat, stream.path, buf); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_ftruncate64(fd, length_low, length_high) { - var length = convertI32PairToI53Checked(length_low, length_high); - try { - if (isNaN(length)) return 61; - FS.ftruncate(fd, length); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var stringToUTF8 = (str, outPtr, maxBytesToWrite) => stringToUTF8Array(str, HEAPU8, outPtr, maxBytesToWrite); - -Module["stringToUTF8"] = stringToUTF8; - -function ___syscall_getcwd(buf, size) { - try { - if (size === 0) return -28; - var cwd = FS.cwd(); - var cwdLengthInBytes = lengthBytesUTF8(cwd) + 1; - if (size < cwdLengthInBytes) return -68; - stringToUTF8(cwd, buf, size); - return cwdLengthInBytes; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_getdents64(fd, dirp, count) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - stream.getdents ||= FS.readdir(stream.path); - var struct_size = 280; - var pos = 0; - var off = FS.llseek(stream, 0, 1); - var idx = Math.floor(off / struct_size); - while (idx < stream.getdents.length && pos + struct_size <= count) { - var id; - var type; - var name = stream.getdents[idx]; - if (name === ".") { - id = stream.node.id; - type = 4; - } else if (name === "..") { - var lookup = FS.lookupPath(stream.path, { - parent: true - }); - id = lookup.node.id; - type = 4; - } else { - var child = FS.lookupNode(stream.node, name); - id = child.id; - type = FS.isChrdev(child.mode) ? 2 : FS.isDir(child.mode) ? 4 : FS.isLink(child.mode) ? 10 : 8; - } - (tempI64 = [ id >>> 0, (tempDouble = id, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[((dirp + pos) >> 2)] = tempI64[0], HEAP32[(((dirp + pos) + (4)) >> 2)] = tempI64[1]); - (tempI64 = [ (idx + 1) * struct_size >>> 0, (tempDouble = (idx + 1) * struct_size, - (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((dirp + pos) + (8)) >> 2)] = tempI64[0], HEAP32[(((dirp + pos) + (12)) >> 2)] = tempI64[1]); - HEAP16[(((dirp + pos) + (16)) >> 1)] = 280; - HEAP8[(dirp + pos) + (18)] = type; - stringToUTF8(name, dirp + pos + 19, 256); - pos += struct_size; - idx += 1; - } - FS.llseek(stream, idx * struct_size, 0); - return pos; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_getpeername(fd, addr, addrlen, d1, d2, d3) { - try { - var sock = getSocketFromFD(fd); - if (!sock.daddr) { - return -53; - } - var errno = writeSockaddr(addr, sock.family, DNS.lookup_name(sock.daddr), sock.dport, addrlen); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_getsockname(fd, addr, addrlen, d1, d2, d3) { - try { - var sock = getSocketFromFD(fd); - var errno = writeSockaddr(addr, sock.family, DNS.lookup_name(sock.saddr || "0.0.0.0"), sock.sport, addrlen); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_getsockopt(fd, level, optname, optval, optlen, d1) { - try { - var sock = getSocketFromFD(fd); - if (level === 1) { - if (optname === 4) { - HEAP32[((optval) >> 2)] = sock.error; - HEAP32[((optlen) >> 2)] = 4; - sock.error = null; - return 0; - } - } - return -50; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_ioctl(fd, op, varargs) { - SYSCALLS.varargs = varargs; - try { - var stream = SYSCALLS.getStreamFromFD(fd); - switch (op) { - case 21509: - { - if (!stream.tty) return -59; - return 0; - } - - case 21505: - { - if (!stream.tty) return -59; - if (stream.tty.ops.ioctl_tcgets) { - var termios = stream.tty.ops.ioctl_tcgets(stream); - var argp = syscallGetVarargP(); - HEAP32[((argp) >> 2)] = termios.c_iflag || 0; - HEAP32[(((argp) + (4)) >> 2)] = termios.c_oflag || 0; - HEAP32[(((argp) + (8)) >> 2)] = termios.c_cflag || 0; - HEAP32[(((argp) + (12)) >> 2)] = termios.c_lflag || 0; - for (var i = 0; i < 32; i++) { - HEAP8[(argp + i) + (17)] = termios.c_cc[i] || 0; - } - return 0; - } - return 0; - } - - case 21510: - case 21511: - case 21512: - { - if (!stream.tty) return -59; - return 0; - } - - case 21506: - case 21507: - case 21508: - { - if (!stream.tty) return -59; - if (stream.tty.ops.ioctl_tcsets) { - var argp = syscallGetVarargP(); - var c_iflag = HEAP32[((argp) >> 2)]; - var c_oflag = HEAP32[(((argp) + (4)) >> 2)]; - var c_cflag = HEAP32[(((argp) + (8)) >> 2)]; - var c_lflag = HEAP32[(((argp) + (12)) >> 2)]; - var c_cc = []; - for (var i = 0; i < 32; i++) { - c_cc.push(HEAP8[(argp + i) + (17)]); - } - return stream.tty.ops.ioctl_tcsets(stream.tty, op, { - c_iflag: c_iflag, - c_oflag: c_oflag, - c_cflag: c_cflag, - c_lflag: c_lflag, - c_cc: c_cc - }); - } - return 0; - } - - case 21519: - { - if (!stream.tty) return -59; - var argp = syscallGetVarargP(); - HEAP32[((argp) >> 2)] = 0; - return 0; - } - - case 21520: - { - if (!stream.tty) return -59; - return -28; - } - - case 21531: - { - var argp = syscallGetVarargP(); - return FS.ioctl(stream, op, argp); - } - - case 21523: - { - if (!stream.tty) return -59; - if (stream.tty.ops.ioctl_tiocgwinsz) { - var winsize = stream.tty.ops.ioctl_tiocgwinsz(stream.tty); - var argp = syscallGetVarargP(); - HEAP16[((argp) >> 1)] = winsize[0]; - HEAP16[(((argp) + (2)) >> 1)] = winsize[1]; - } - return 0; - } - - case 21524: - { - if (!stream.tty) return -59; - return 0; - } - - case 21515: - { - if (!stream.tty) return -59; - return 0; - } - - default: - return -28; - } - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_listen(fd, backlog) { - try { - var sock = getSocketFromFD(fd); - sock.sock_ops.listen(sock, backlog); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_lstat64(path, buf) { - try { - path = SYSCALLS.getStr(path); - return SYSCALLS.doStat(FS.lstat, path, buf); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_mkdirat(dirfd, path, mode) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - path = PATH.normalize(path); - if (path[path.length - 1] === "/") path = path.substr(0, path.length - 1); - FS.mkdir(path, mode, 0); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_newfstatat(dirfd, path, buf, flags) { - try { - path = SYSCALLS.getStr(path); - var nofollow = flags & 256; - var allowEmpty = flags & 4096; - flags = flags & (~6400); - path = SYSCALLS.calculateAt(dirfd, path, allowEmpty); - return SYSCALLS.doStat(nofollow ? FS.lstat : FS.stat, path, buf); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_openat(dirfd, path, flags, varargs) { - SYSCALLS.varargs = varargs; - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - var mode = varargs ? syscallGetVarargI() : 0; - return FS.open(path, flags, mode).fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var PIPEFS = { - BUCKET_BUFFER_SIZE: 8192, - mount(mount) { - return FS.createNode(null, "/", 16384 | 511, /* 0777 */ 0); - }, - createPipe() { - var pipe = { - buckets: [], - refcnt: 2 - }; - pipe.buckets.push({ - buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), - offset: 0, - roffset: 0 - }); - var rName = PIPEFS.nextname(); - var wName = PIPEFS.nextname(); - var rNode = FS.createNode(PIPEFS.root, rName, 4096, 0); - var wNode = FS.createNode(PIPEFS.root, wName, 4096, 0); - rNode.pipe = pipe; - wNode.pipe = pipe; - var readableStream = FS.createStream({ - path: rName, - node: rNode, - flags: 0, - seekable: false, - stream_ops: PIPEFS.stream_ops - }); - rNode.stream = readableStream; - var writableStream = FS.createStream({ - path: wName, - node: wNode, - flags: 1, - seekable: false, - stream_ops: PIPEFS.stream_ops - }); - wNode.stream = writableStream; - return { - readable_fd: readableStream.fd, - writable_fd: writableStream.fd - }; - }, - stream_ops: { - poll(stream) { - var pipe = stream.node.pipe; - if ((stream.flags & 2097155) === 1) { - return (256 | 4); - } - if (pipe.buckets.length > 0) { - for (var i = 0; i < pipe.buckets.length; i++) { - var bucket = pipe.buckets[i]; - if (bucket.offset - bucket.roffset > 0) { - return (64 | 1); - } - } - } - return 0; - }, - ioctl(stream, request, varargs) { - return 28; - }, - fsync(stream) { - return 28; - }, - read(stream, buffer, offset, length, position) { - /* ignored */ var pipe = stream.node.pipe; - var currentLength = 0; - for (var i = 0; i < pipe.buckets.length; i++) { - var bucket = pipe.buckets[i]; - currentLength += bucket.offset - bucket.roffset; - } - var data = buffer.subarray(offset, offset + length); - if (length <= 0) { - return 0; - } - if (currentLength == 0) { - throw new FS.ErrnoError(6); - } - var toRead = Math.min(currentLength, length); - var totalRead = toRead; - var toRemove = 0; - for (var i = 0; i < pipe.buckets.length; i++) { - var currBucket = pipe.buckets[i]; - var bucketSize = currBucket.offset - currBucket.roffset; - if (toRead <= bucketSize) { - var tmpSlice = currBucket.buffer.subarray(currBucket.roffset, currBucket.offset); - if (toRead < bucketSize) { - tmpSlice = tmpSlice.subarray(0, toRead); - currBucket.roffset += toRead; - } else { - toRemove++; - } - data.set(tmpSlice); - break; - } else { - var tmpSlice = currBucket.buffer.subarray(currBucket.roffset, currBucket.offset); - data.set(tmpSlice); - data = data.subarray(tmpSlice.byteLength); - toRead -= tmpSlice.byteLength; - toRemove++; - } - } - if (toRemove && toRemove == pipe.buckets.length) { - toRemove--; - pipe.buckets[toRemove].offset = 0; - pipe.buckets[toRemove].roffset = 0; - } - pipe.buckets.splice(0, toRemove); - return totalRead; - }, - write(stream, buffer, offset, length, position) { - /* ignored */ var pipe = stream.node.pipe; - var data = buffer.subarray(offset, offset + length); - var dataLen = data.byteLength; - if (dataLen <= 0) { - return 0; - } - var currBucket = null; - if (pipe.buckets.length == 0) { - currBucket = { - buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), - offset: 0, - roffset: 0 - }; - pipe.buckets.push(currBucket); - } else { - currBucket = pipe.buckets[pipe.buckets.length - 1]; - } - assert(currBucket.offset <= PIPEFS.BUCKET_BUFFER_SIZE); - var freeBytesInCurrBuffer = PIPEFS.BUCKET_BUFFER_SIZE - currBucket.offset; - if (freeBytesInCurrBuffer >= dataLen) { - currBucket.buffer.set(data, currBucket.offset); - currBucket.offset += dataLen; - return dataLen; - } else if (freeBytesInCurrBuffer > 0) { - currBucket.buffer.set(data.subarray(0, freeBytesInCurrBuffer), currBucket.offset); - currBucket.offset += freeBytesInCurrBuffer; - data = data.subarray(freeBytesInCurrBuffer, data.byteLength); - } - var numBuckets = (data.byteLength / PIPEFS.BUCKET_BUFFER_SIZE) | 0; - var remElements = data.byteLength % PIPEFS.BUCKET_BUFFER_SIZE; - for (var i = 0; i < numBuckets; i++) { - var newBucket = { - buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), - offset: PIPEFS.BUCKET_BUFFER_SIZE, - roffset: 0 - }; - pipe.buckets.push(newBucket); - newBucket.buffer.set(data.subarray(0, PIPEFS.BUCKET_BUFFER_SIZE)); - data = data.subarray(PIPEFS.BUCKET_BUFFER_SIZE, data.byteLength); - } - if (remElements > 0) { - var newBucket = { - buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), - offset: data.byteLength, - roffset: 0 - }; - pipe.buckets.push(newBucket); - newBucket.buffer.set(data); - } - return dataLen; - }, - close(stream) { - var pipe = stream.node.pipe; - pipe.refcnt--; - if (pipe.refcnt === 0) { - pipe.buckets = null; - } - } - }, - nextname() { - if (!PIPEFS.nextname.current) { - PIPEFS.nextname.current = 0; - } - return "pipe[" + (PIPEFS.nextname.current++) + "]"; - } -}; - -function ___syscall_pipe(fdPtr) { - try { - if (fdPtr == 0) { - throw new FS.ErrnoError(21); - } - var res = PIPEFS.createPipe(); - HEAP32[((fdPtr) >> 2)] = res.readable_fd; - HEAP32[(((fdPtr) + (4)) >> 2)] = res.writable_fd; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_poll(fds, nfds, timeout) { - try { - var nonzero = 0; - for (var i = 0; i < nfds; i++) { - var pollfd = fds + 8 * i; - var fd = HEAP32[((pollfd) >> 2)]; - var events = HEAP16[(((pollfd) + (4)) >> 1)]; - var mask = 32; - var stream = FS.getStream(fd); - if (stream) { - mask = SYSCALLS.DEFAULT_POLLMASK; - if (stream.stream_ops?.poll) { - mask = stream.stream_ops.poll(stream, -1); - } - } - mask &= events | 8 | 16; - if (mask) nonzero++; - HEAP16[(((pollfd) + (6)) >> 1)] = mask; - } - return nonzero; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_readlinkat(dirfd, path, buf, bufsize) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - if (bufsize <= 0) return -28; - var ret = FS.readlink(path); - var len = Math.min(bufsize, lengthBytesUTF8(ret)); - var endChar = HEAP8[buf + len]; - stringToUTF8(ret, buf, bufsize + 1); - HEAP8[buf + len] = endChar; - return len; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_recvfrom(fd, buf, len, flags, addr, addrlen) { - try { - var sock = getSocketFromFD(fd); - var msg = sock.sock_ops.recvmsg(sock, len, typeof flags !== "undefined" ? flags : 0); - if (!msg) return 0; - if (addr) { - var errno = writeSockaddr(addr, sock.family, DNS.lookup_name(msg.addr), msg.port, addrlen); - } - HEAPU8.set(msg.buffer, buf); - return msg.buffer.byteLength; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_renameat(olddirfd, oldpath, newdirfd, newpath) { - try { - oldpath = SYSCALLS.getStr(oldpath); - newpath = SYSCALLS.getStr(newpath); - oldpath = SYSCALLS.calculateAt(olddirfd, oldpath); - newpath = SYSCALLS.calculateAt(newdirfd, newpath); - FS.rename(oldpath, newpath); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_rmdir(path) { - try { - path = SYSCALLS.getStr(path); - FS.rmdir(path); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_sendto(fd, message, length, flags, addr, addr_len) { - try { - var sock = getSocketFromFD(fd); - var dest = getSocketAddress(addr, addr_len, true); - if (!dest) { - return FS.write(sock.stream, HEAP8, message, length); - } - return sock.sock_ops.sendmsg(sock, HEAP8, message, length, dest.addr, dest.port); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_socket(domain, type, protocol) { - try { - var sock = SOCKFS.createSocket(domain, type, protocol); - return sock.stream.fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_stat64(path, buf) { - try { - path = SYSCALLS.getStr(path); - return SYSCALLS.doStat(FS.stat, path, buf); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_statfs64(path, size, buf) { - try { - path = SYSCALLS.getStr(path); - HEAP32[(((buf) + (4)) >> 2)] = 4096; - HEAP32[(((buf) + (40)) >> 2)] = 4096; - HEAP32[(((buf) + (8)) >> 2)] = 1e6; - HEAP32[(((buf) + (12)) >> 2)] = 5e5; - HEAP32[(((buf) + (16)) >> 2)] = 5e5; - HEAP32[(((buf) + (20)) >> 2)] = FS.nextInode; - HEAP32[(((buf) + (24)) >> 2)] = 1e6; - HEAP32[(((buf) + (28)) >> 2)] = 42; - HEAP32[(((buf) + (44)) >> 2)] = 2; - HEAP32[(((buf) + (36)) >> 2)] = 255; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_symlink(target, linkpath) { - try { - target = SYSCALLS.getStr(target); - linkpath = SYSCALLS.getStr(linkpath); - FS.symlink(target, linkpath); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_unlinkat(dirfd, path, flags) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - if (flags === 0) { - FS.unlink(path); - } else if (flags === 512) { - FS.rmdir(path); - } else { - abort("Invalid flags passed to unlinkat"); - } - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var readI53FromI64 = ptr => HEAPU32[((ptr) >> 2)] + HEAP32[(((ptr) + (4)) >> 2)] * 4294967296; - -function ___syscall_utimensat(dirfd, path, times, flags) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path, true); - if (!times) { - var atime = Date.now(); - var mtime = atime; - } else { - var seconds = readI53FromI64(times); - var nanoseconds = HEAP32[(((times) + (8)) >> 2)]; - atime = (seconds * 1e3) + (nanoseconds / (1e3 * 1e3)); - times += 16; - seconds = readI53FromI64(times); - nanoseconds = HEAP32[(((times) + (8)) >> 2)]; - mtime = (seconds * 1e3) + (nanoseconds / (1e3 * 1e3)); - } - FS.utime(path, atime, mtime); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var __abort_js = () => { - abort(""); -}; - -var nowIsMonotonic = 1; - -var __emscripten_get_now_is_monotonic = () => nowIsMonotonic; - -var __emscripten_lookup_name = name => { - var nameString = UTF8ToString(name); - return inetPton4(DNS.lookup_name(nameString)); -}; - -var __emscripten_memcpy_js = (dest, src, num) => HEAPU8.copyWithin(dest, src, src + num); - -var __emscripten_runtime_keepalive_clear = () => { - noExitRuntime = false; - runtimeKeepaliveCounter = 0; -}; - -function __gmtime_js(time_low, time_high, tmPtr) { - var time = convertI32PairToI53Checked(time_low, time_high); - var date = new Date(time * 1e3); - HEAP32[((tmPtr) >> 2)] = date.getUTCSeconds(); - HEAP32[(((tmPtr) + (4)) >> 2)] = date.getUTCMinutes(); - HEAP32[(((tmPtr) + (8)) >> 2)] = date.getUTCHours(); - HEAP32[(((tmPtr) + (12)) >> 2)] = date.getUTCDate(); - HEAP32[(((tmPtr) + (16)) >> 2)] = date.getUTCMonth(); - HEAP32[(((tmPtr) + (20)) >> 2)] = date.getUTCFullYear() - 1900; - HEAP32[(((tmPtr) + (24)) >> 2)] = date.getUTCDay(); - var start = Date.UTC(date.getUTCFullYear(), 0, 1, 0, 0, 0, 0); - var yday = ((date.getTime() - start) / (1e3 * 60 * 60 * 24)) | 0; - HEAP32[(((tmPtr) + (28)) >> 2)] = yday; -} - -var isLeapYear = year => year % 4 === 0 && (year % 100 !== 0 || year % 400 === 0); - -var MONTH_DAYS_LEAP_CUMULATIVE = [ 0, 31, 60, 91, 121, 152, 182, 213, 244, 274, 305, 335 ]; - -var MONTH_DAYS_REGULAR_CUMULATIVE = [ 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334 ]; - -var ydayFromDate = date => { - var leap = isLeapYear(date.getFullYear()); - var monthDaysCumulative = (leap ? MONTH_DAYS_LEAP_CUMULATIVE : MONTH_DAYS_REGULAR_CUMULATIVE); - var yday = monthDaysCumulative[date.getMonth()] + date.getDate() - 1; - return yday; -}; - -function __localtime_js(time_low, time_high, tmPtr) { - var time = convertI32PairToI53Checked(time_low, time_high); - var date = new Date(time * 1e3); - HEAP32[((tmPtr) >> 2)] = date.getSeconds(); - HEAP32[(((tmPtr) + (4)) >> 2)] = date.getMinutes(); - HEAP32[(((tmPtr) + (8)) >> 2)] = date.getHours(); - HEAP32[(((tmPtr) + (12)) >> 2)] = date.getDate(); - HEAP32[(((tmPtr) + (16)) >> 2)] = date.getMonth(); - HEAP32[(((tmPtr) + (20)) >> 2)] = date.getFullYear() - 1900; - HEAP32[(((tmPtr) + (24)) >> 2)] = date.getDay(); - var yday = ydayFromDate(date) | 0; - HEAP32[(((tmPtr) + (28)) >> 2)] = yday; - HEAP32[(((tmPtr) + (36)) >> 2)] = -(date.getTimezoneOffset() * 60); - var start = new Date(date.getFullYear(), 0, 1); - var summerOffset = new Date(date.getFullYear(), 6, 1).getTimezoneOffset(); - var winterOffset = start.getTimezoneOffset(); - var dst = (summerOffset != winterOffset && date.getTimezoneOffset() == Math.min(winterOffset, summerOffset)) | 0; - HEAP32[(((tmPtr) + (32)) >> 2)] = dst; -} - -/** @suppress {duplicate } */ var setTempRet0 = val => __emscripten_tempret_set(val); - -var __mktime_js = function(tmPtr) { - var ret = (() => { - var date = new Date(HEAP32[(((tmPtr) + (20)) >> 2)] + 1900, HEAP32[(((tmPtr) + (16)) >> 2)], HEAP32[(((tmPtr) + (12)) >> 2)], HEAP32[(((tmPtr) + (8)) >> 2)], HEAP32[(((tmPtr) + (4)) >> 2)], HEAP32[((tmPtr) >> 2)], 0); - var dst = HEAP32[(((tmPtr) + (32)) >> 2)]; - var guessedOffset = date.getTimezoneOffset(); - var start = new Date(date.getFullYear(), 0, 1); - var summerOffset = new Date(date.getFullYear(), 6, 1).getTimezoneOffset(); - var winterOffset = start.getTimezoneOffset(); - var dstOffset = Math.min(winterOffset, summerOffset); - if (dst < 0) { - HEAP32[(((tmPtr) + (32)) >> 2)] = Number(summerOffset != winterOffset && dstOffset == guessedOffset); - } else if ((dst > 0) != (dstOffset == guessedOffset)) { - var nonDstOffset = Math.max(winterOffset, summerOffset); - var trueOffset = dst > 0 ? dstOffset : nonDstOffset; - date.setTime(date.getTime() + (trueOffset - guessedOffset) * 6e4); - } - HEAP32[(((tmPtr) + (24)) >> 2)] = date.getDay(); - var yday = ydayFromDate(date) | 0; - HEAP32[(((tmPtr) + (28)) >> 2)] = yday; - HEAP32[((tmPtr) >> 2)] = date.getSeconds(); - HEAP32[(((tmPtr) + (4)) >> 2)] = date.getMinutes(); - HEAP32[(((tmPtr) + (8)) >> 2)] = date.getHours(); - HEAP32[(((tmPtr) + (12)) >> 2)] = date.getDate(); - HEAP32[(((tmPtr) + (16)) >> 2)] = date.getMonth(); - HEAP32[(((tmPtr) + (20)) >> 2)] = date.getYear(); - var timeMs = date.getTime(); - if (isNaN(timeMs)) { - return -1; - } - return timeMs / 1e3; - })(); - return (setTempRet0((tempDouble = ret, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0)), - ret >>> 0); -}; - -function __mmap_js(len, prot, flags, fd, offset_low, offset_high, allocated, addr) { - var offset = convertI32PairToI53Checked(offset_low, offset_high); - try { - if (isNaN(offset)) return 61; - var stream = SYSCALLS.getStreamFromFD(fd); - var res = FS.mmap(stream, len, offset, prot, flags); - var ptr = res.ptr; - HEAP32[((allocated) >> 2)] = res.allocated; - HEAPU32[((addr) >> 2)] = ptr; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function __munmap_js(addr, len, prot, flags, fd, offset_low, offset_high) { - var offset = convertI32PairToI53Checked(offset_low, offset_high); - try { - var stream = SYSCALLS.getStreamFromFD(fd); - if (prot & 2) { - SYSCALLS.doMsync(addr, stream, len, flags, offset); - } - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var timers = {}; - -var handleException = e => { - if (e instanceof ExitStatus || e == "unwind") { - return EXITSTATUS; - } - quit_(1, e); -}; - -var runtimeKeepaliveCounter = 0; - -var keepRuntimeAlive = () => noExitRuntime || runtimeKeepaliveCounter > 0; - -var _proc_exit = code => { - EXITSTATUS = code; - if (!keepRuntimeAlive()) { - Module["onExit"]?.(code); - ABORT = true; - } - quit_(code, new ExitStatus(code)); -}; - -/** @param {boolean|number=} implicit */ var exitJS = (status, implicit) => { - EXITSTATUS = status; - if (!keepRuntimeAlive()) { - exitRuntime(); - } - _proc_exit(status); -}; - -var _exit = exitJS; - -Module["_exit"] = _exit; - -var maybeExit = () => { - if (runtimeExited) { - return; - } - if (!keepRuntimeAlive()) { - try { - _exit(EXITSTATUS); - } catch (e) { - handleException(e); - } - } -}; - -var callUserCallback = func => { - if (runtimeExited || ABORT) { - return; - } - try { - func(); - maybeExit(); - } catch (e) { - handleException(e); - } -}; - -var _emscripten_get_now; - -_emscripten_get_now = () => performance.now(); - -var __setitimer_js = (which, timeout_ms) => { - if (timers[which]) { - clearTimeout(timers[which].id); - delete timers[which]; - } - if (!timeout_ms) return 0; - var id = setTimeout(() => { - delete timers[which]; - callUserCallback(() => __emscripten_timeout(which, _emscripten_get_now())); - }, timeout_ms); - timers[which] = { - id: id, - timeout_ms: timeout_ms - }; - return 0; -}; - -var __tzset_js = (timezone, daylight, std_name, dst_name) => { - var currentYear = (new Date).getFullYear(); - var winter = new Date(currentYear, 0, 1); - var summer = new Date(currentYear, 6, 1); - var winterOffset = winter.getTimezoneOffset(); - var summerOffset = summer.getTimezoneOffset(); - var stdTimezoneOffset = Math.max(winterOffset, summerOffset); - HEAPU32[((timezone) >> 2)] = stdTimezoneOffset * 60; - HEAP32[((daylight) >> 2)] = Number(winterOffset != summerOffset); - var extractZone = date => date.toLocaleTimeString(undefined, { - hour12: false, - timeZoneName: "short" - }).split(" ")[1]; - var winterName = extractZone(winter); - var summerName = extractZone(summer); - if (summerOffset < winterOffset) { - stringToUTF8(winterName, std_name, 17); - stringToUTF8(summerName, dst_name, 17); - } else { - stringToUTF8(winterName, dst_name, 17); - stringToUTF8(summerName, std_name, 17); - } -}; - -var _emscripten_date_now = () => Date.now(); - -var getHeapMax = () => 2147483648; - -var _emscripten_get_heap_max = () => getHeapMax(); - -var growMemory = size => { - var b = wasmMemory.buffer; - var pages = (size - b.byteLength + 65535) / 65536; - try { - wasmMemory.grow(pages); - updateMemoryViews(); - return 1; - } /*success*/ catch (e) {} -}; - -var _emscripten_resize_heap = requestedSize => { - var oldSize = HEAPU8.length; - requestedSize >>>= 0; - var maxHeapSize = getHeapMax(); - if (requestedSize > maxHeapSize) { - return false; - } - var alignUp = (x, multiple) => x + (multiple - x % multiple) % multiple; - for (var cutDown = 1; cutDown <= 4; cutDown *= 2) { - var overGrownHeapSize = oldSize * (1 + .2 / cutDown); - overGrownHeapSize = Math.min(overGrownHeapSize, requestedSize + 100663296); - var newSize = Math.min(maxHeapSize, alignUp(Math.max(requestedSize, overGrownHeapSize), 65536)); - var replacement = growMemory(newSize); - if (replacement) { - return true; - } - } - return false; -}; - -var runtimeKeepalivePush = () => { - runtimeKeepaliveCounter += 1; -}; - -var runtimeKeepalivePop = () => { - runtimeKeepaliveCounter -= 1; -}; - -/** @param {number=} timeout */ var safeSetTimeout = (func, timeout) => { - runtimeKeepalivePush(); - return setTimeout(() => { - runtimeKeepalivePop(); - callUserCallback(func); - }, timeout); -}; - -var _emscripten_sleep = ms => Asyncify.handleSleep(wakeUp => safeSetTimeout(wakeUp, ms)); - -Module["_emscripten_sleep"] = _emscripten_sleep; - -_emscripten_sleep.isAsync = true; - -var ENV = PHPLoader.ENV || {}; - -var getExecutableName = () => thisProgram || "./this.program"; - -var getEnvStrings = () => { - if (!getEnvStrings.strings) { - var lang = ((typeof navigator == "object" && navigator.languages && navigator.languages[0]) || "C").replace("-", "_") + ".UTF-8"; - var env = { - "USER": "web_user", - "LOGNAME": "web_user", - "PATH": "/", - "PWD": "/", - "HOME": "/home/web_user", - "LANG": lang, - "_": getExecutableName() - }; - for (var x in ENV) { - if (ENV[x] === undefined) delete env[x]; else env[x] = ENV[x]; - } - var strings = []; - for (var x in env) { - strings.push(`${x}=${env[x]}`); - } - getEnvStrings.strings = strings; - } - return getEnvStrings.strings; -}; - -var stringToAscii = (str, buffer) => { - for (var i = 0; i < str.length; ++i) { - HEAP8[buffer++] = str.charCodeAt(i); - } - HEAP8[buffer] = 0; -}; - -var _environ_get = (__environ, environ_buf) => { - var bufSize = 0; - getEnvStrings().forEach((string, i) => { - var ptr = environ_buf + bufSize; - HEAPU32[(((__environ) + (i * 4)) >> 2)] = ptr; - stringToAscii(string, ptr); - bufSize += string.length + 1; - }); - return 0; -}; - -var _environ_sizes_get = (penviron_count, penviron_buf_size) => { - var strings = getEnvStrings(); - HEAPU32[((penviron_count) >> 2)] = strings.length; - var bufSize = 0; - strings.forEach(string => bufSize += string.length + 1); - HEAPU32[((penviron_buf_size) >> 2)] = bufSize; - return 0; -}; - -function _fd_close(fd) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - FS.close(stream); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -function _fd_fdstat_get(fd, pbuf) { - try { - var rightsBase = 0; - var rightsInheriting = 0; - var flags = 0; - { - var stream = SYSCALLS.getStreamFromFD(fd); - var type = stream.tty ? 2 : FS.isDir(stream.mode) ? 3 : FS.isLink(stream.mode) ? 7 : 4; - } - HEAP8[pbuf] = type; - HEAP16[(((pbuf) + (2)) >> 1)] = flags; - (tempI64 = [ rightsBase >>> 0, (tempDouble = rightsBase, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((pbuf) + (8)) >> 2)] = tempI64[0], HEAP32[(((pbuf) + (12)) >> 2)] = tempI64[1]); - (tempI64 = [ rightsInheriting >>> 0, (tempDouble = rightsInheriting, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((pbuf) + (16)) >> 2)] = tempI64[0], HEAP32[(((pbuf) + (20)) >> 2)] = tempI64[1]); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -/** @param {number=} offset */ var doReadv = (stream, iov, iovcnt, offset) => { - var ret = 0; - for (var i = 0; i < iovcnt; i++) { - var ptr = HEAPU32[((iov) >> 2)]; - var len = HEAPU32[(((iov) + (4)) >> 2)]; - iov += 8; - var curr = FS.read(stream, HEAP8, ptr, len, offset); - if (curr < 0) return -1; - ret += curr; - if (curr < len) break; - if (typeof offset != "undefined") { - offset += curr; - } - } - return ret; -}; - -function _fd_read(fd, iov, iovcnt, pnum) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - var num = doReadv(stream, iov, iovcnt); - HEAPU32[((pnum) >> 2)] = num; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -function _fd_seek(fd, offset_low, offset_high, whence, newOffset) { - var offset = convertI32PairToI53Checked(offset_low, offset_high); - try { - if (isNaN(offset)) return 61; - var stream = SYSCALLS.getStreamFromFD(fd); - FS.llseek(stream, offset, whence); - (tempI64 = [ stream.position >>> 0, (tempDouble = stream.position, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[((newOffset) >> 2)] = tempI64[0], HEAP32[(((newOffset) + (4)) >> 2)] = tempI64[1]); - if (stream.getdents && offset === 0 && whence === 0) stream.getdents = null; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -var _fd_sync = function(fd) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - return Asyncify.handleSleep(wakeUp => { - var mount = stream.node.mount; - if (!mount.type.syncfs) { - wakeUp(0); - return; - } - mount.type.syncfs(mount, false, err => { - if (err) { - wakeUp(29); - return; - } - wakeUp(0); - }); - }); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -}; - -_fd_sync.isAsync = true; - -/** @param {number=} offset */ var doWritev = (stream, iov, iovcnt, offset) => { - var ret = 0; - for (var i = 0; i < iovcnt; i++) { - var ptr = HEAPU32[((iov) >> 2)]; - var len = HEAPU32[(((iov) + (4)) >> 2)]; - iov += 8; - var curr = FS.write(stream, HEAP8, ptr, len, offset); - if (curr < 0) return -1; - ret += curr; - if (typeof offset != "undefined") { - offset += curr; - } - } - return ret; -}; - -function _fd_write(fd, iov, iovcnt, pnum) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - var num = doWritev(stream, iov, iovcnt); - HEAPU32[((pnum) >> 2)] = num; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -var _getaddrinfo = (node, service, hint, out) => { - var addr = 0; - var port = 0; - var flags = 0; - var family = 0; - var type = 0; - var proto = 0; - var ai; - function allocaddrinfo(family, type, proto, canon, addr, port) { - var sa, salen, ai; - var errno; - salen = family === 10 ? 28 : 16; - addr = family === 10 ? inetNtop6(addr) : inetNtop4(addr); - sa = _malloc(salen); - errno = writeSockaddr(sa, family, addr, port); - assert(!errno); - ai = _malloc(32); - HEAP32[(((ai) + (4)) >> 2)] = family; - HEAP32[(((ai) + (8)) >> 2)] = type; - HEAP32[(((ai) + (12)) >> 2)] = proto; - HEAPU32[(((ai) + (24)) >> 2)] = canon; - HEAPU32[(((ai) + (20)) >> 2)] = sa; - if (family === 10) { - HEAP32[(((ai) + (16)) >> 2)] = 28; - } else { - HEAP32[(((ai) + (16)) >> 2)] = 16; - } - HEAP32[(((ai) + (28)) >> 2)] = 0; - return ai; - } - if (hint) { - flags = HEAP32[((hint) >> 2)]; - family = HEAP32[(((hint) + (4)) >> 2)]; - type = HEAP32[(((hint) + (8)) >> 2)]; - proto = HEAP32[(((hint) + (12)) >> 2)]; - } - if (type && !proto) { - proto = type === 2 ? 17 : 6; - } - if (!type && proto) { - type = proto === 17 ? 2 : 1; - } - if (proto === 0) { - proto = 6; - } - if (type === 0) { - type = 1; - } - if (!node && !service) { - return -2; - } - if (flags & ~(1 | 2 | 4 | 1024 | 8 | 16 | 32)) { - return -1; - } - if (hint !== 0 && (HEAP32[((hint) >> 2)] & 2) && !node) { - return -1; - } - if (flags & 32) { - return -2; - } - if (type !== 0 && type !== 1 && type !== 2) { - return -7; - } - if (family !== 0 && family !== 2 && family !== 10) { - return -6; - } - if (service) { - service = UTF8ToString(service); - port = parseInt(service, 10); - if (isNaN(port)) { - if (flags & 1024) { - return -2; - } - return -8; - } - } - if (!node) { - if (family === 0) { - family = 2; - } - if ((flags & 1) === 0) { - if (family === 2) { - addr = _htonl(2130706433); - } else { - addr = [ 0, 0, 0, 1 ]; - } - } - ai = allocaddrinfo(family, type, proto, null, addr, port); - HEAPU32[((out) >> 2)] = ai; - return 0; - } - node = UTF8ToString(node); - addr = inetPton4(node); - if (addr !== null) { - if (family === 0 || family === 2) { - family = 2; - } else if (family === 10 && (flags & 8)) { - addr = [ 0, 0, _htonl(65535), addr ]; - family = 10; - } else { - return -2; - } - } else { - addr = inetPton6(node); - if (addr !== null) { - if (family === 0 || family === 10) { - family = 10; - } else { - return -2; - } - } - } - if (addr != null) { - ai = allocaddrinfo(family, type, proto, node, addr, port); - HEAPU32[((out) >> 2)] = ai; - return 0; - } - if (flags & 4) { - return -2; - } - node = DNS.lookup_name(node); - addr = inetPton4(node); - if (family === 0) { - family = 2; - } else if (family === 10) { - addr = [ 0, 0, _htonl(65535), addr ]; - } - ai = allocaddrinfo(family, type, proto, null, addr, port); - HEAPU32[((out) >> 2)] = ai; - return 0; -}; - -/** @type {function(...*):?} */ function _getcontext() { - abort("missing function: getcontext"); -} - -_getcontext.stub = true; - -/** @type {function(...*):?} */ function _getdtablesize() { - abort("missing function: getdtablesize"); -} - -_getdtablesize.stub = true; - -var _getnameinfo = (sa, salen, node, nodelen, serv, servlen, flags) => { - var info = readSockaddr(sa, salen); - if (info.errno) { - return -6; - } - var port = info.port; - var addr = info.addr; - var overflowed = false; - if (node && nodelen) { - var lookup; - if ((flags & 1) || !(lookup = DNS.lookup_addr(addr))) { - if (flags & 8) { - return -2; - } - } else { - addr = lookup; - } - var numBytesWrittenExclNull = stringToUTF8(addr, node, nodelen); - if (numBytesWrittenExclNull + 1 >= nodelen) { - overflowed = true; - } - } - if (serv && servlen) { - port = "" + port; - var numBytesWrittenExclNull = stringToUTF8(port, serv, servlen); - if (numBytesWrittenExclNull + 1 >= servlen) { - overflowed = true; - } - } - if (overflowed) { - return -12; - } - return 0; -}; - -var Protocols = { - list: [], - map: {} -}; - -var _setprotoent = stayopen => { - function allocprotoent(name, proto, aliases) { - var nameBuf = _malloc(name.length + 1); - stringToAscii(name, nameBuf); - var j = 0; - var length = aliases.length; - var aliasListBuf = _malloc((length + 1) * 4); - for (var i = 0; i < length; i++, j += 4) { - var alias = aliases[i]; - var aliasBuf = _malloc(alias.length + 1); - stringToAscii(alias, aliasBuf); - HEAPU32[(((aliasListBuf) + (j)) >> 2)] = aliasBuf; - } - HEAPU32[(((aliasListBuf) + (j)) >> 2)] = 0; - var pe = _malloc(12); - HEAPU32[((pe) >> 2)] = nameBuf; - HEAPU32[(((pe) + (4)) >> 2)] = aliasListBuf; - HEAP32[(((pe) + (8)) >> 2)] = proto; - return pe; - } - var list = Protocols.list; - var map = Protocols.map; - if (list.length === 0) { - var entry = allocprotoent("tcp", 6, [ "TCP" ]); - list.push(entry); - map["tcp"] = map["6"] = entry; - entry = allocprotoent("udp", 17, [ "UDP" ]); - list.push(entry); - map["udp"] = map["17"] = entry; - } - _setprotoent.index = 0; -}; - -var _getprotobyname = name => { - name = UTF8ToString(name); - _setprotoent(true); - var result = Protocols.map[name]; - return result; -}; - -var _getprotobynumber = number => { - _setprotoent(true); - var result = Protocols.map[number]; - return result; -}; - -var stackAlloc = sz => __emscripten_stack_alloc(sz); - -/** @suppress {duplicate } */ var stringToUTF8OnStack = str => { - var size = lengthBytesUTF8(str) + 1; - var ret = stackAlloc(size); - stringToUTF8(str, ret, size); - return ret; -}; - -var allocateUTF8OnStack = stringToUTF8OnStack; - -var PHPWASM = { - init: function() { - FS.mkdir("/internal"); - FS.mkdir("/internal/shared"); - FS.mkdir("/internal/shared/preload"); - PHPWASM.EventEmitter = ENVIRONMENT_IS_NODE ? require("events").EventEmitter : class EventEmitter { - constructor() { - this.listeners = {}; - } - emit(eventName, data) { - if (this.listeners[eventName]) { - this.listeners[eventName].forEach(callback => { - callback(data); - }); - } - } - once(eventName, callback) { - const self = this; - function removedCallback() { - callback(...arguments); - self.removeListener(eventName, removedCallback); - } - this.on(eventName, removedCallback); - } - removeAllListeners(eventName) { - if (eventName) { - delete this.listeners[eventName]; - } else { - this.listeners = {}; - } - } - removeListener(eventName, callback) { - if (this.listeners[eventName]) { - const idx = this.listeners[eventName].indexOf(callback); - if (idx !== -1) { - this.listeners[eventName].splice(idx, 1); - } - } - } - }; - PHPWASM.child_proc_by_fd = {}; - PHPWASM.child_proc_by_pid = {}; - PHPWASM.input_devices = {}; - }, - getAllWebSockets: function(sock) { - const webSockets = new Set; - if (sock.server) { - sock.server.clients.forEach(ws => { - webSockets.add(ws); - }); - } - for (const peer of PHPWASM.getAllPeers(sock)) { - webSockets.add(peer.socket); - } - return Array.from(webSockets); - }, - getAllPeers: function(sock) { - const peers = new Set; - if (sock.server) { - sock.pending.filter(pending => pending.peers).forEach(pending => { - for (const peer of Object.values(pending.peers)) { - peers.add(peer); - } - }); - } - if (sock.peers) { - for (const peer of Object.values(sock.peers)) { - peers.add(peer); - } - } - return Array.from(peers); - }, - awaitData: function(ws) { - return PHPWASM.awaitEvent(ws, "message"); - }, - awaitConnection: function(ws) { - if (ws.OPEN === ws.readyState) { - return [ Promise.resolve(), PHPWASM.noop ]; - } - return PHPWASM.awaitEvent(ws, "open"); - }, - awaitClose: function(ws) { - if ([ ws.CLOSING, ws.CLOSED ].includes(ws.readyState)) { - return [ Promise.resolve(), PHPWASM.noop ]; - } - return PHPWASM.awaitEvent(ws, "close"); - }, - awaitError: function(ws) { - if ([ ws.CLOSING, ws.CLOSED ].includes(ws.readyState)) { - return [ Promise.resolve(), PHPWASM.noop ]; - } - return PHPWASM.awaitEvent(ws, "error"); - }, - awaitEvent: function(ws, event) { - let resolve; - const listener = () => { - resolve(); - }; - const promise = new Promise(function(_resolve) { - resolve = _resolve; - ws.once(event, listener); - }); - const cancel = () => { - ws.removeListener(event, listener); - setTimeout(resolve); - }; - return [ promise, cancel ]; - }, - noop: function() {}, - spawnProcess: function(command, args, options) { - if (Module["spawnProcess"]) { - const spawnedPromise = Module["spawnProcess"](command, args, options); - return Promise.resolve(spawnedPromise).then(function(spawned) { - if (!spawned || !spawned.on) { - throw new Error("spawnProcess() must return an EventEmitter but returned a different type."); - } - return spawned; - }); - } - if (ENVIRONMENT_IS_NODE) { - return require("child_process").spawn(command, args, { - ...options, - shell: true, - stdio: [ "pipe", "pipe", "pipe" ], - timeout: 100 - }); - } - const e = new Error("popen(), proc_open() etc. are unsupported in the browser. Call php.setSpawnHandler() " + "and provide a callback to handle spawning processes, or disable a popen(), proc_open() " + "and similar functions via php.ini."); - e.code = "SPAWN_UNSUPPORTED"; - throw e; - }, - shutdownSocket: function(socketd, how) { - const sock = getSocketFromFD(socketd); - const peer = Object.values(sock.peers)[0]; - if (!peer) { - return -1; - } - try { - peer.socket.close(); - SOCKFS.websocket_sock_ops.removePeer(sock, peer); - return 0; - } catch (e) { - console.log("Socket shutdown error", e); - return -1; - } - } -}; - -function _js_create_input_device(deviceId) { - let dataBuffer = []; - let dataCallback; - const filename = "proc_id_" + deviceId; - const device = FS.createDevice("/dev", filename, function() {}, function(byte) { - try { - dataBuffer.push(byte); - if (dataCallback) { - dataCallback(new Uint8Array(dataBuffer)); - dataBuffer = []; - } - } catch (e) { - console.error(e); - throw e; - } - }); - const devicePath = "/dev/" + filename; - PHPWASM.input_devices[deviceId] = { - devicePath: devicePath, - onData: function(cb) { - dataCallback = cb; - dataBuffer.forEach(function(data) { - cb(data); - }); - dataBuffer.length = 0; - } - }; - return allocateUTF8OnStack(devicePath); -} - -function _js_open_process(command, argsPtr, argsLength, descriptorsPtr, descriptorsLength, cwdPtr, cwdLength, envPtr, envLength) { - if (!command) { - return 1; - } - const cmdstr = UTF8ToString(command); - if (!cmdstr.length) { - return 0; - } - let argsArray = []; - if (argsLength) { - for (var i = 0; i < argsLength; i++) { - const charPointer = argsPtr + i * 4; - argsArray.push(UTF8ToString(HEAPU32[charPointer >> 2])); - } - } - const cwdstr = cwdPtr ? UTF8ToString(cwdPtr) : null; - let envObject = null; - if (envLength) { - envObject = {}; - for (var i = 0; i < envLength; i++) { - const envPointer = envPtr + i * 4; - const envEntry = UTF8ToString(HEAPU32[envPointer >> 2]); - const splitAt = envEntry.indexOf("="); - if (splitAt === -1) { - continue; - } - const key = envEntry.substring(0, splitAt); - const value = envEntry.substring(splitAt + 1); - envObject[key] = value; - } - } - var std = {}; - for (var i = 0; i < descriptorsLength; i++) { - const descriptorPtr = HEAPU32[(descriptorsPtr + i * 4) >> 2]; - std[HEAPU32[descriptorPtr >> 2]] = { - child: HEAPU32[(descriptorPtr + 4) >> 2], - parent: HEAPU32[(descriptorPtr + 8) >> 2] - }; - } - return Asyncify.handleSleep(async wakeUp => { - let cp; - try { - const options = {}; - if (cwdstr !== null) { - options.cwd = cwdstr; - } - if (envObject !== null) { - options.env = envObject; - } - cp = PHPWASM.spawnProcess(cmdstr, argsArray, options); - if (cp instanceof Promise) { - cp = await cp; - } - } catch (e) { - if (e.code === "SPAWN_UNSUPPORTED") { - wakeUp(1); - return; - } - console.error(e); - wakeUp(1); - throw e; - } - const ProcInfo = { - pid: cp.pid, - exited: false, - stdinFd: std[0]?.child, - stdinIsDevice: std[0]?.child in PHPWASM.input_devices, - stdoutChildFd: std[1]?.child, - stdoutParentFd: std[1]?.parent, - stderrChildFd: std[2]?.child, - stderrParentFd: std[2]?.parent, - stdout: new PHPWASM.EventEmitter, - stderr: new PHPWASM.EventEmitter - }; - if (ProcInfo.stdoutChildFd) PHPWASM.child_proc_by_fd[ProcInfo.stdoutChildFd] = ProcInfo; - if (ProcInfo.stderrChildFd) PHPWASM.child_proc_by_fd[ProcInfo.stderrChildFd] = ProcInfo; - if (ProcInfo.stdoutParentFd) PHPWASM.child_proc_by_fd[ProcInfo.stdoutParentFd] = ProcInfo; - if (ProcInfo.stderrParentFd) PHPWASM.child_proc_by_fd[ProcInfo.stderrParentFd] = ProcInfo; - PHPWASM.child_proc_by_pid[ProcInfo.pid] = ProcInfo; - cp.on("exit", function(code) { - ProcInfo.exitCode = code; - ProcInfo.exited = true; - ProcInfo.stdout.emit("data"); - ProcInfo.stderr.emit("data"); - }); - if (ProcInfo.stdoutChildFd) { - const stdoutStream = SYSCALLS.getStreamFromFD(ProcInfo.stdoutChildFd); - let stdoutAt = 0; - cp.stdout.on("data", function(data) { - ProcInfo.stdout.emit("data", data); - stdoutStream.stream_ops.write(stdoutStream, data, 0, data.length, stdoutAt); - stdoutAt += data.length; - }); - } - if (ProcInfo.stderrChildFd) { - const stderrStream = SYSCALLS.getStreamFromFD(ProcInfo.stderrChildFd); - let stderrAt = 0; - cp.stderr.on("data", function(data) { - ProcInfo.stderr.emit("data", data); - stderrStream.stream_ops.write(stderrStream, data, 0, data.length, stderrAt); - stderrAt += data.length; - }); - } - /** - * Wait until the child process has been spawned. - * Unfortunately there is no Node.js API to check whether - * the process has already been spawned. We can only listen - * to the 'spawn' event and if it has already been spawned, - * listen to the 'exit' event. - */ try { - await new Promise((resolve, reject) => { - cp.on("spawn", resolve); - cp.on("error", reject); - }); - } catch (e) { - console.error(e); - wakeUp(1); - return; - } - if (ProcInfo.stdinIsDevice) { - PHPWASM.input_devices[ProcInfo.stdinFd].onData(function(data) { - if (!data) return; - if (typeof data === "number") { - data = new Uint8Array([ data ]); - } - const dataStr = new TextDecoder("utf-8").decode(data); - cp.stdin.write(dataStr); - }); - wakeUp(ProcInfo.pid); - return; - } - if (ProcInfo.stdinFd) { - const stdinStream = SYSCALLS.getStreamFromFD(ProcInfo.stdinFd); - if (stdinStream.node) { - const CHUNK_SIZE = 1024; - const buffer = new Uint8Array(CHUNK_SIZE); - let offset = 0; - while (true) { - const bytesRead = stdinStream.stream_ops.read(stdinStream, buffer, 0, CHUNK_SIZE, offset); - if (bytesRead === null || bytesRead === 0) { - break; - } - try { - cp.stdin.write(buffer.subarray(0, bytesRead)); - } catch (e) { - console.error(e); - return 1; - } - if (bytesRead < CHUNK_SIZE) { - break; - } - offset += bytesRead; - } - wakeUp(ProcInfo.pid); - return; - } - } - wakeUp(ProcInfo.pid); - }); -} - -function _js_process_status(pid, exitCodePtr) { - if (!PHPWASM.child_proc_by_pid[pid]) { - return -1; - } - if (PHPWASM.child_proc_by_pid[pid].exited) { - HEAPU32[exitCodePtr >> 2] = PHPWASM.child_proc_by_pid[pid].exitCode; - return 1; - } - return 0; -} - -function _js_waitpid(pid, exitCodePtr) { - if (!PHPWASM.child_proc_by_pid[pid]) { - return -1; - } - return Asyncify.handleSleep(wakeUp => { - const poll = function() { - if (PHPWASM.child_proc_by_pid[pid]?.exited) { - HEAPU32[exitCodePtr >> 2] = PHPWASM.child_proc_by_pid[pid].exitCode; - wakeUp(pid); - } else { - setTimeout(poll, 50); - } - }; - poll(); - }); -} - -/** @type {function(...*):?} */ function _makecontext() { - abort("missing function: makecontext"); -} - -_makecontext.stub = true; - -var arraySum = (array, index) => { - var sum = 0; - for (var i = 0; i <= index; sum += array[i++]) {} - return sum; -}; - -var MONTH_DAYS_LEAP = [ 31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 ]; - -var MONTH_DAYS_REGULAR = [ 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 ]; - -var addDays = (date, days) => { - var newDate = new Date(date.getTime()); - while (days > 0) { - var leap = isLeapYear(newDate.getFullYear()); - var currentMonth = newDate.getMonth(); - var daysInCurrentMonth = (leap ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR)[currentMonth]; - if (days > daysInCurrentMonth - newDate.getDate()) { - days -= (daysInCurrentMonth - newDate.getDate() + 1); - newDate.setDate(1); - if (currentMonth < 11) { - newDate.setMonth(currentMonth + 1); - } else { - newDate.setMonth(0); - newDate.setFullYear(newDate.getFullYear() + 1); - } - } else { - newDate.setDate(newDate.getDate() + days); - return newDate; - } - } - return newDate; -}; - -var writeArrayToMemory = (array, buffer) => { - HEAP8.set(array, buffer); -}; - -var _strftime = (s, maxsize, format, tm) => { - var tm_zone = HEAPU32[(((tm) + (40)) >> 2)]; - var date = { - tm_sec: HEAP32[((tm) >> 2)], - tm_min: HEAP32[(((tm) + (4)) >> 2)], - tm_hour: HEAP32[(((tm) + (8)) >> 2)], - tm_mday: HEAP32[(((tm) + (12)) >> 2)], - tm_mon: HEAP32[(((tm) + (16)) >> 2)], - tm_year: HEAP32[(((tm) + (20)) >> 2)], - tm_wday: HEAP32[(((tm) + (24)) >> 2)], - tm_yday: HEAP32[(((tm) + (28)) >> 2)], - tm_isdst: HEAP32[(((tm) + (32)) >> 2)], - tm_gmtoff: HEAP32[(((tm) + (36)) >> 2)], - tm_zone: tm_zone ? UTF8ToString(tm_zone) : "" - }; - var pattern = UTF8ToString(format); - var EXPANSION_RULES_1 = { - "%c": "%a %b %d %H:%M:%S %Y", - "%D": "%m/%d/%y", - "%F": "%Y-%m-%d", - "%h": "%b", - "%r": "%I:%M:%S %p", - "%R": "%H:%M", - "%T": "%H:%M:%S", - "%x": "%m/%d/%y", - "%X": "%H:%M:%S", - "%Ec": "%c", - "%EC": "%C", - "%Ex": "%m/%d/%y", - "%EX": "%H:%M:%S", - "%Ey": "%y", - "%EY": "%Y", - "%Od": "%d", - "%Oe": "%e", - "%OH": "%H", - "%OI": "%I", - "%Om": "%m", - "%OM": "%M", - "%OS": "%S", - "%Ou": "%u", - "%OU": "%U", - "%OV": "%V", - "%Ow": "%w", - "%OW": "%W", - "%Oy": "%y" - }; - for (var rule in EXPANSION_RULES_1) { - pattern = pattern.replace(new RegExp(rule, "g"), EXPANSION_RULES_1[rule]); - } - var WEEKDAYS = [ "Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday" ]; - var MONTHS = [ "January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December" ]; - function leadingSomething(value, digits, character) { - var str = typeof value == "number" ? value.toString() : (value || ""); - while (str.length < digits) { - str = character[0] + str; - } - return str; - } - function leadingNulls(value, digits) { - return leadingSomething(value, digits, "0"); - } - function compareByDay(date1, date2) { - function sgn(value) { - return value < 0 ? -1 : (value > 0 ? 1 : 0); - } - var compare; - if ((compare = sgn(date1.getFullYear() - date2.getFullYear())) === 0) { - if ((compare = sgn(date1.getMonth() - date2.getMonth())) === 0) { - compare = sgn(date1.getDate() - date2.getDate()); - } - } - return compare; - } - function getFirstWeekStartDate(janFourth) { - switch (janFourth.getDay()) { - case 0: - return new Date(janFourth.getFullYear() - 1, 11, 29); - - case 1: - return janFourth; - - case 2: - return new Date(janFourth.getFullYear(), 0, 3); - - case 3: - return new Date(janFourth.getFullYear(), 0, 2); - - case 4: - return new Date(janFourth.getFullYear(), 0, 1); - - case 5: - return new Date(janFourth.getFullYear() - 1, 11, 31); - - case 6: - return new Date(janFourth.getFullYear() - 1, 11, 30); - } - } - function getWeekBasedYear(date) { - var thisDate = addDays(new Date(date.tm_year + 1900, 0, 1), date.tm_yday); - var janFourthThisYear = new Date(thisDate.getFullYear(), 0, 4); - var janFourthNextYear = new Date(thisDate.getFullYear() + 1, 0, 4); - var firstWeekStartThisYear = getFirstWeekStartDate(janFourthThisYear); - var firstWeekStartNextYear = getFirstWeekStartDate(janFourthNextYear); - if (compareByDay(firstWeekStartThisYear, thisDate) <= 0) { - if (compareByDay(firstWeekStartNextYear, thisDate) <= 0) { - return thisDate.getFullYear() + 1; - } - return thisDate.getFullYear(); - } - return thisDate.getFullYear() - 1; - } - var EXPANSION_RULES_2 = { - "%a": date => WEEKDAYS[date.tm_wday].substring(0, 3), - "%A": date => WEEKDAYS[date.tm_wday], - "%b": date => MONTHS[date.tm_mon].substring(0, 3), - "%B": date => MONTHS[date.tm_mon], - "%C": date => { - var year = date.tm_year + 1900; - return leadingNulls((year / 100) | 0, 2); - }, - "%d": date => leadingNulls(date.tm_mday, 2), - "%e": date => leadingSomething(date.tm_mday, 2, " "), - "%g": date => getWeekBasedYear(date).toString().substring(2), - "%G": getWeekBasedYear, - "%H": date => leadingNulls(date.tm_hour, 2), - "%I": date => { - var twelveHour = date.tm_hour; - if (twelveHour == 0) twelveHour = 12; else if (twelveHour > 12) twelveHour -= 12; - return leadingNulls(twelveHour, 2); - }, - "%j": date => leadingNulls(date.tm_mday + arraySum(isLeapYear(date.tm_year + 1900) ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, date.tm_mon - 1), 3), - "%m": date => leadingNulls(date.tm_mon + 1, 2), - "%M": date => leadingNulls(date.tm_min, 2), - "%n": () => "\n", - "%p": date => { - if (date.tm_hour >= 0 && date.tm_hour < 12) { - return "AM"; - } - return "PM"; - }, - "%S": date => leadingNulls(date.tm_sec, 2), - "%t": () => "\t", - "%u": date => date.tm_wday || 7, - "%U": date => { - var days = date.tm_yday + 7 - date.tm_wday; - return leadingNulls(Math.floor(days / 7), 2); - }, - "%V": date => { - var val = Math.floor((date.tm_yday + 7 - (date.tm_wday + 6) % 7) / 7); - if ((date.tm_wday + 371 - date.tm_yday - 2) % 7 <= 2) { - val++; - } - if (!val) { - val = 52; - var dec31 = (date.tm_wday + 7 - date.tm_yday - 1) % 7; - if (dec31 == 4 || (dec31 == 5 && isLeapYear(date.tm_year % 400 - 1))) { - val++; - } - } else if (val == 53) { - var jan1 = (date.tm_wday + 371 - date.tm_yday) % 7; - if (jan1 != 4 && (jan1 != 3 || !isLeapYear(date.tm_year))) val = 1; - } - return leadingNulls(val, 2); - }, - "%w": date => date.tm_wday, - "%W": date => { - var days = date.tm_yday + 7 - ((date.tm_wday + 6) % 7); - return leadingNulls(Math.floor(days / 7), 2); - }, - "%y": date => (date.tm_year + 1900).toString().substring(2), - "%Y": date => date.tm_year + 1900, - "%z": date => { - var off = date.tm_gmtoff; - var ahead = off >= 0; - off = Math.abs(off) / 60; - off = (off / 60) * 100 + (off % 60); - return (ahead ? "+" : "-") + String("0000" + off).slice(-4); - }, - "%Z": date => date.tm_zone, - "%%": () => "%" - }; - pattern = pattern.replace(/%%/g, "\0\0"); - for (var rule in EXPANSION_RULES_2) { - if (pattern.includes(rule)) { - pattern = pattern.replace(new RegExp(rule, "g"), EXPANSION_RULES_2[rule](date)); - } - } - pattern = pattern.replace(/\0\0/g, "%"); - var bytes = intArrayFromString(pattern, false); - if (bytes.length > maxsize) { - return 0; - } - writeArrayToMemory(bytes, s); - return bytes.length - 1; -}; - -var _strftime_l = (s, maxsize, format, tm, loc) => _strftime(s, maxsize, format, tm); - -var _strptime = (buf, format, tm) => { - var pattern = UTF8ToString(format); - var SPECIAL_CHARS = "\\!@#$^&*()+=-[]/{}|:<>?,."; - for (var i = 0, ii = SPECIAL_CHARS.length; i < ii; ++i) { - pattern = pattern.replace(new RegExp("\\" + SPECIAL_CHARS[i], "g"), "\\" + SPECIAL_CHARS[i]); - } - var EQUIVALENT_MATCHERS = { - "A": "%a", - "B": "%b", - "c": "%a %b %d %H:%M:%S %Y", - "D": "%m\\/%d\\/%y", - "e": "%d", - "F": "%Y-%m-%d", - "h": "%b", - "R": "%H\\:%M", - "r": "%I\\:%M\\:%S\\s%p", - "T": "%H\\:%M\\:%S", - "x": "%m\\/%d\\/(?:%y|%Y)", - "X": "%H\\:%M\\:%S" - }; - var DATE_PATTERNS = { - /* weekday name */ "a": "(?:Sun(?:day)?)|(?:Mon(?:day)?)|(?:Tue(?:sday)?)|(?:Wed(?:nesday)?)|(?:Thu(?:rsday)?)|(?:Fri(?:day)?)|(?:Sat(?:urday)?)", - /* month name */ "b": "(?:Jan(?:uary)?)|(?:Feb(?:ruary)?)|(?:Mar(?:ch)?)|(?:Apr(?:il)?)|May|(?:Jun(?:e)?)|(?:Jul(?:y)?)|(?:Aug(?:ust)?)|(?:Sep(?:tember)?)|(?:Oct(?:ober)?)|(?:Nov(?:ember)?)|(?:Dec(?:ember)?)", - /* century */ "C": "\\d\\d", - /* day of month */ "d": "0[1-9]|[1-9](?!\\d)|1\\d|2\\d|30|31", - /* hour (24hr) */ "H": "\\d(?!\\d)|[0,1]\\d|20|21|22|23", - /* hour (12hr) */ "I": "\\d(?!\\d)|0\\d|10|11|12", - /* day of year */ "j": "00[1-9]|0?[1-9](?!\\d)|0?[1-9]\\d(?!\\d)|[1,2]\\d\\d|3[0-6]\\d", - /* month */ "m": "0[1-9]|[1-9](?!\\d)|10|11|12", - /* minutes */ "M": "0\\d|\\d(?!\\d)|[1-5]\\d", - /* whitespace */ "n": " ", - /* AM/PM */ "p": "AM|am|PM|pm|A\\.M\\.|a\\.m\\.|P\\.M\\.|p\\.m\\.", - /* seconds */ "S": "0\\d|\\d(?!\\d)|[1-5]\\d|60", - /* week number */ "U": "0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53", - /* week number */ "W": "0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53", - /* weekday number */ "w": "[0-6]", - /* 2-digit year */ "y": "\\d\\d", - /* 4-digit year */ "Y": "\\d\\d\\d\\d", - /* whitespace */ "t": " ", - /* time zone */ "z": "Z|(?:[\\+\\-]\\d\\d:?(?:\\d\\d)?)" - }; - var MONTH_NUMBERS = { - JAN: 0, - FEB: 1, - MAR: 2, - APR: 3, - MAY: 4, - JUN: 5, - JUL: 6, - AUG: 7, - SEP: 8, - OCT: 9, - NOV: 10, - DEC: 11 - }; - var DAY_NUMBERS_SUN_FIRST = { - SUN: 0, - MON: 1, - TUE: 2, - WED: 3, - THU: 4, - FRI: 5, - SAT: 6 - }; - var DAY_NUMBERS_MON_FIRST = { - MON: 0, - TUE: 1, - WED: 2, - THU: 3, - FRI: 4, - SAT: 5, - SUN: 6 - }; - var capture = []; - var pattern_out = pattern.replace(/%(.)/g, (m, c) => EQUIVALENT_MATCHERS[c] || m).replace(/%(.)/g, (_, c) => { - let pat = DATE_PATTERNS[c]; - if (pat) { - capture.push(c); - return `(${pat})`; - } else { - return c; - } - }).replace(/\s+/g, "\\s*"); - var matches = new RegExp("^" + pattern_out, "i").exec(UTF8ToString(buf)); - function initDate() { - function fixup(value, min, max) { - return (typeof value != "number" || isNaN(value)) ? min : (value >= min ? (value <= max ? value : max) : min); - } - return { - year: fixup(HEAP32[(((tm) + (20)) >> 2)] + 1900, 1970, 9999), - month: fixup(HEAP32[(((tm) + (16)) >> 2)], 0, 11), - day: fixup(HEAP32[(((tm) + (12)) >> 2)], 1, 31), - hour: fixup(HEAP32[(((tm) + (8)) >> 2)], 0, 23), - min: fixup(HEAP32[(((tm) + (4)) >> 2)], 0, 59), - sec: fixup(HEAP32[((tm) >> 2)], 0, 59), - gmtoff: 0 - }; - } - if (matches) { - var date = initDate(); - var value; - var getMatch = symbol => { - var pos = capture.indexOf(symbol); - if (pos >= 0) { - return matches[pos + 1]; - } - return; - }; - if ((value = getMatch("S"))) { - date.sec = jstoi_q(value); - } - if ((value = getMatch("M"))) { - date.min = jstoi_q(value); - } - if ((value = getMatch("H"))) { - date.hour = jstoi_q(value); - } else if ((value = getMatch("I"))) { - var hour = jstoi_q(value); - if ((value = getMatch("p"))) { - hour += value.toUpperCase()[0] === "P" ? 12 : 0; - } - date.hour = hour; - } - if ((value = getMatch("Y"))) { - date.year = jstoi_q(value); - } else if ((value = getMatch("y"))) { - var year = jstoi_q(value); - if ((value = getMatch("C"))) { - year += jstoi_q(value) * 100; - } else { - year += year < 69 ? 2e3 : 1900; - } - date.year = year; - } - if ((value = getMatch("m"))) { - date.month = jstoi_q(value) - 1; - } else if ((value = getMatch("b"))) { - date.month = MONTH_NUMBERS[value.substring(0, 3).toUpperCase()] || 0; - } - if ((value = getMatch("d"))) { - date.day = jstoi_q(value); - } else if ((value = getMatch("j"))) { - var day = jstoi_q(value); - var leapYear = isLeapYear(date.year); - for (var month = 0; month < 12; ++month) { - var daysUntilMonth = arraySum(leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, month - 1); - if (day <= daysUntilMonth + (leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR)[month]) { - date.day = day - daysUntilMonth; - } - } - } else if ((value = getMatch("a"))) { - var weekDay = value.substring(0, 3).toUpperCase(); - if ((value = getMatch("U"))) { - var weekDayNumber = DAY_NUMBERS_SUN_FIRST[weekDay]; - var weekNumber = jstoi_q(value); - var janFirst = new Date(date.year, 0, 1); - var endDate; - if (janFirst.getDay() === 0) { - endDate = addDays(janFirst, weekDayNumber + 7 * (weekNumber - 1)); - } else { - endDate = addDays(janFirst, 7 - janFirst.getDay() + weekDayNumber + 7 * (weekNumber - 1)); - } - date.day = endDate.getDate(); - date.month = endDate.getMonth(); - } else if ((value = getMatch("W"))) { - var weekDayNumber = DAY_NUMBERS_MON_FIRST[weekDay]; - var weekNumber = jstoi_q(value); - var janFirst = new Date(date.year, 0, 1); - var endDate; - if (janFirst.getDay() === 1) { - endDate = addDays(janFirst, weekDayNumber + 7 * (weekNumber - 1)); - } else { - endDate = addDays(janFirst, 7 - janFirst.getDay() + 1 + weekDayNumber + 7 * (weekNumber - 1)); - } - date.day = endDate.getDate(); - date.month = endDate.getMonth(); - } - } - if ((value = getMatch("z"))) { - if (value.toLowerCase() === "z") { - date.gmtoff = 0; - } else { - var match = value.match(/^((?:\-|\+)\d\d):?(\d\d)?/); - date.gmtoff = match[1] * 3600; - if (match[2]) { - date.gmtoff += date.gmtoff > 0 ? match[2] * 60 : -match[2] * 60; - } - } - } - /* + // The rest of the code comes from the built php.js file and esm-suffix.js + // include: shell.js + // The Module object: Our interface to the outside world. We import + // and export values on it. There are various ways Module can be used: + // 1. Not defined. We create it here + // 2. A function parameter, function(moduleArg) => Promise + // 3. pre-run appended it, var Module = {}; ..generated code.. + // 4. External script tag defines var Module. + // We need to check if Module already exists (e.g. case 3 above). + // Substitution will be replaced with actual code on later stage of the build, + // this way Closure Compiler will not mangle it (e.g. case 4. above). + // Note that if you want to run closure, and also to use Module + // after the generated code, you will need to define var Module = {}; + // before the code. Then that object will be used in the code, and you + // can continue to use Module afterwards as well. + var Module = typeof PHPLoader != 'undefined' ? PHPLoader : {}; + + var ENVIRONMENT_IS_WORKER = RuntimeName === 'WORKER'; + + var ENVIRONMENT_IS_NODE = RuntimeName === 'NODE'; + + if (ENVIRONMENT_IS_NODE) { + } + + // --pre-jses are emitted after the Module integration code, so that they can + // refer to Module (if they choose; they can also define Module) + // Sometimes an existing Module object exists with properties + // meant to overwrite the default module functionality. Here + // we collect those properties and reapply _after_ we configure + // the current environment's defaults to avoid having to be so + // defensive during initialization. + var moduleOverrides = Object.assign({}, Module); + + var arguments_ = []; + + var thisProgram = './this.program'; + + var quit_ = (status, toThrow) => { + throw toThrow; + }; + + // `/` should be present at the end if `scriptDirectory` is not empty + var scriptDirectory = ''; + + function locateFile(path) { + if (Module['locateFile']) { + return Module['locateFile'](path, scriptDirectory); + } + return scriptDirectory + path; + } + + // Hooks that are implemented differently in different runtime environments. + var readAsync, readBinary; + + if (ENVIRONMENT_IS_NODE) { + // These modules will usually be used on Node.js. Load them eagerly to avoid + // the complexity of lazy-loading. + var fs = require('fs'); + var nodePath = require('path'); + scriptDirectory = __dirname + '/'; + // include: node_shell_read.js + readBinary = (filename) => { + // We need to re-wrap `file://` strings to URLs. + filename = isFileURI(filename) ? new URL(filename) : filename; + var ret = fs.readFileSync(filename); + return ret; + }; + readAsync = async (filename, binary = true) => { + // See the comment in the `readBinary` function. + filename = isFileURI(filename) ? new URL(filename) : filename; + var ret = fs.readFileSync(filename, binary ? undefined : 'utf8'); + return ret; + }; + // end include: node_shell_read.js + if (!Module['thisProgram'] && process.argv.length > 1) { + thisProgram = process.argv[1].replace(/\\/g, '/'); + } + arguments_ = process.argv.slice(2); + if (typeof module != 'undefined') { + module['exports'] = Module; + } + quit_ = (status, toThrow) => { + process.exitCode = status; + throw toThrow; + }; + } // Note that this includes Node.js workers when relevant (pthreads is enabled). + // Node.js workers are detected as a combination of ENVIRONMENT_IS_WORKER and + // ENVIRONMENT_IS_NODE. + else { + } + + var out = Module['print'] || console.log.bind(console); + + var err = Module['printErr'] || console.error.bind(console); + + // Merge back in the overrides + Object.assign(Module, moduleOverrides); + + // Free the object hierarchy contained in the overrides, this lets the GC + // reclaim data used. + moduleOverrides = null; + + // Emit code to handle expected values on the Module object. This applies Module.x + // to the proper local x. This has two benefits: first, we only emit it if it is + // expected to arrive, and second, by using a local everywhere else that can be + // minified. + if (Module['arguments']) arguments_ = Module['arguments']; + + if (Module['thisProgram']) thisProgram = Module['thisProgram']; + if (Module['quit']) quit_ = Module['quit']; + + // perform assertions in shell.js after we set up out() and err(), as otherwise if an assertion fails it cannot print the message + // end include: shell.js + // include: preamble.js + // === Preamble library stuff === + // Documentation for the public APIs defined in this file must be updated in: + // site/source/docs/api_reference/preamble.js.rst + // A prebuilt local version of the documentation is available at: + // site/build/text/docs/api_reference/preamble.js.txt + // You can also build docs locally as HTML or other formats in site/ + // An online HTML version (which may be of a different version of Emscripten) + // is up at http://kripken.github.io/emscripten-site/docs/api_reference/preamble.js.html + var wasmBinary = Module['wasmBinary']; + + // end include: base64Utils.js + // Wasm globals + var wasmMemory; + + //======================================== + // Runtime essentials + //======================================== + // whether we are quitting the application. no code should run after this. + // set in exit() and abort() + var ABORT = false; + + // set by exit() and abort(). Passed to 'onExit' handler. + // NOTE: This is also used as the process return code code in shell environments + // but only when noExitRuntime is false. + var EXITSTATUS; + + // In STRICT mode, we only define assert() when ASSERTIONS is set. i.e. we + // don't define it at all in release modes. This matches the behaviour of + // MINIMAL_RUNTIME. + // TODO(sbc): Make this the default even without STRICT enabled. + /** @type {function(*, string=)} */ function assert(condition, text) { + if (!condition) { + // This build was created without ASSERTIONS defined. `assert()` should not + // ever be called in this configuration but in case there are callers in + // the wild leave this simple abort() implementation here for now. + abort(text); + } + } + + // Memory management + var /** @type {!Int8Array} */ HEAP8, + /** @type {!Uint8Array} */ HEAPU8, + /** @type {!Int16Array} */ HEAP16, + /** @type {!Uint16Array} */ HEAPU16, + /** @type {!Int32Array} */ HEAP32, + /** @type {!Uint32Array} */ HEAPU32, + /** @type {!Float32Array} */ HEAPF32, + /** @type {!Float64Array} */ HEAPF64; + + // include: runtime_shared.js + function updateMemoryViews() { + var b = wasmMemory.buffer; + Module['HEAP8'] = HEAP8 = new Int8Array(b); + Module['HEAP16'] = HEAP16 = new Int16Array(b); + Module['HEAPU8'] = HEAPU8 = new Uint8Array(b); + Module['HEAPU16'] = HEAPU16 = new Uint16Array(b); + Module['HEAP32'] = HEAP32 = new Int32Array(b); + Module['HEAPU32'] = HEAPU32 = new Uint32Array(b); + Module['HEAPF32'] = HEAPF32 = new Float32Array(b); + Module['HEAPF64'] = HEAPF64 = new Float64Array(b); + } + + // end include: runtime_shared.js + // include: runtime_stack_check.js + // end include: runtime_stack_check.js + var __ATPRERUN__ = []; + + // functions called before the runtime is initialized + var __ATINIT__ = []; + + // functions called during startup + var __ATEXIT__ = []; + + // functions called during shutdown + var __ATPOSTRUN__ = []; + + // functions called after the main() is called + var runtimeInitialized = false; + + var runtimeExited = false; + + function preRun() { + if (Module['preRun']) { + if (typeof Module['preRun'] == 'function') + Module['preRun'] = [Module['preRun']]; + while (Module['preRun'].length) { + addOnPreRun(Module['preRun'].shift()); + } + } + callRuntimeCallbacks(__ATPRERUN__); + } + + function initRuntime() { + runtimeInitialized = true; + SOCKFS.root = FS.mount(SOCKFS, {}, null); + if (!Module['noFSInit'] && !FS.initialized) FS.init(); + FS.ignorePermissions = false; + TTY.init(); + PIPEFS.root = FS.mount(PIPEFS, {}, null); + callRuntimeCallbacks(__ATINIT__); + } + + function exitRuntime() { + ___funcs_on_exit(); + // Native atexit() functions + callRuntimeCallbacks(__ATEXIT__); + FS.quit(); + TTY.shutdown(); + runtimeExited = true; + } + + function postRun() { + if (Module['postRun']) { + if (typeof Module['postRun'] == 'function') + Module['postRun'] = [Module['postRun']]; + while (Module['postRun'].length) { + addOnPostRun(Module['postRun'].shift()); + } + } + callRuntimeCallbacks(__ATPOSTRUN__); + } + + function addOnPreRun(cb) { + __ATPRERUN__.unshift(cb); + } + + function addOnInit(cb) { + __ATINIT__.unshift(cb); + } + + function addOnPostRun(cb) { + __ATPOSTRUN__.unshift(cb); + } + + // include: runtime_math.js + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/imul + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/fround + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/clz32 + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/trunc + // end include: runtime_math.js + // A counter of dependencies for calling run(). If we need to + // do asynchronous work before running, increment this and + // decrement it. Incrementing must happen in a place like + // Module.preRun (used by emcc to add file preloading). + // Note that you can add dependencies in preRun, even though + // it happens right before run - run will be postponed until + // the dependencies are met. + var runDependencies = 0; + + var dependenciesFulfilled = null; + + // overridden to take different actions when all run dependencies are fulfilled + function getUniqueRunDependency(id) { + return id; + } + + function addRunDependency(id) { + runDependencies++; + Module['monitorRunDependencies']?.(runDependencies); + } + + function removeRunDependency(id) { + runDependencies--; + Module['monitorRunDependencies']?.(runDependencies); + if (runDependencies == 0) { + if (dependenciesFulfilled) { + var callback = dependenciesFulfilled; + dependenciesFulfilled = null; + callback(); + } + } + } + + /** @param {string|number=} what */ function abort(what) { + Module['onAbort']?.(what); + what = 'Aborted(' + what + ')'; + // TODO(sbc): Should we remove printing and leave it up to whoever + // catches the exception? + err(what); + ABORT = true; + what += '. Build with -sASSERTIONS for more info.'; + // Use a wasm runtime error, because a JS error might be seen as a foreign + // exception, which means we'd run destructors on it. We need the error to + // simply make the program stop. + // FIXME This approach does not work in Wasm EH because it currently does not assume + // all RuntimeErrors are from traps; it decides whether a RuntimeError is from + // a trap or not based on a hidden field within the object. So at the moment + // we don't have a way of throwing a wasm trap from JS. TODO Make a JS API that + // allows this in the wasm spec. + // Suppress closure compiler warning here. Closure compiler's builtin extern + // definition for WebAssembly.RuntimeError claims it takes no arguments even + // though it can. + // TODO(https://github.com/google/closure-compiler/pull/3913): Remove if/when upstream closure gets fixed. + // See above, in the meantime, we resort to wasm code for trapping. + // In case abort() is called before the module is initialized, wasmExports + // and its exported '__trap' function is not available, in which case we throw + // a RuntimeError. + // We trap instead of throwing RuntimeError to prevent infinite-looping in + // Wasm EH code (because RuntimeError is considered as a foreign exception and + // caught by 'catch_all'), but in case throwing RuntimeError is fine because + // the module has not even been instantiated, even less running. + if (runtimeInitialized) { + ___trap(); + } + /** @suppress {checkTypes} */ var e = new WebAssembly.RuntimeError( + what + ); + // Throw the error whether or not MODULARIZE is set because abort is used + // in code paths apart from instantiation where an exception is expected + // to be thrown when abort is called. + throw e; + } + + // include: memoryprofiler.js + // end include: memoryprofiler.js + // include: URIUtils.js + // Prefix of data URIs emitted by SINGLE_FILE and related options. + var dataURIPrefix = 'data:application/octet-stream;base64,'; + + /** + * Indicates whether filename is a base64 data URI. + * @noinline + */ var isDataURI = (filename) => filename.startsWith(dataURIPrefix); + + /** + * Indicates whether filename is delivered via file protocol (as opposed to http/https) + * @noinline + */ var isFileURI = (filename) => filename.startsWith('file://'); + + // end include: URIUtils.js + // include: runtime_exceptions.js + // end include: runtime_exceptions.js + function findWasmBinary() { + var f = dependencyFilename; + if (!isDataURI(f)) { + return locateFile(f); + } + return f; + } + + var wasmBinaryFile; + + function getBinarySync(file) { + if (file == wasmBinaryFile && wasmBinary) { + return new Uint8Array(wasmBinary); + } + if (readBinary) { + return readBinary(file); + } + throw 'both async and sync fetching of the wasm failed'; + } + + async function getWasmBinary(binaryFile) { + // If we don't have the binary yet, load it asynchronously using readAsync. + if (!wasmBinary) { + // Fetch the binary using readAsync + try { + var response = await readAsync(binaryFile); + return new Uint8Array(response); + } catch {} + } + // Otherwise, getBinarySync should be able to get it synchronously + return getBinarySync(binaryFile); + } + + async function instantiateArrayBuffer(binaryFile, imports) { + try { + var binary = await getWasmBinary(binaryFile); + var instance = await WebAssembly.instantiate(binary, imports); + return instance; + } catch (reason) { + err(`failed to asynchronously prepare wasm: ${reason}`); + abort(reason); + } + } + + async function instantiateAsync(binary, binaryFile, imports) { + if ( + !binary && + typeof WebAssembly.instantiateStreaming == 'function' && + !isDataURI(binaryFile) && // Avoid instantiateStreaming() on Node.js environment for now, as while + // Node.js v18.1.0 implements it, it does not have a full fetch() + // implementation yet. + // Reference: + // https://github.com/emscripten-core/emscripten/pull/16917 + !ENVIRONMENT_IS_NODE && + typeof fetch == 'function' + ) { + try { + var response = fetch(binaryFile, { + credentials: 'same-origin', + }); + var instantiationResult = + await WebAssembly.instantiateStreaming(response, imports); + return instantiationResult; + } catch (reason) { + // We expect the most common failure cause to be a bad MIME type for the binary, + // in which case falling back to ArrayBuffer instantiation should work. + err(`wasm streaming compile failed: ${reason}`); + err('falling back to ArrayBuffer instantiation'); + } + } + return instantiateArrayBuffer(binaryFile, imports); + } + + function getWasmImports() { + // instrumenting imports is used in asyncify in two ways: to add assertions + // that check for proper import use, and for ASYNCIFY=2 we use them to set up + // the Promise API on the import side. + Asyncify.instrumentWasmImports(wasmImports); + // prepare imports + return { + env: wasmImports, + wasi_snapshot_preview1: wasmImports, + }; + } + + // Create the wasm instance. + // Receives the wasm imports, returns the exports. + async function createWasm() { + // Load the wasm module and create an instance of using native support in the JS engine. + // handle a generated wasm instance, receiving its exports and + // performing other necessary setup + /** @param {WebAssembly.Module=} module*/ function receiveInstance( + instance, + module + ) { + wasmExports = instance.exports; + wasmExports = Asyncify.instrumentWasmExports(wasmExports); + Module['wasmExports'] = wasmExports; + wasmMemory = wasmExports['memory']; + updateMemoryViews(); + wasmTable = wasmExports['__indirect_function_table']; + addOnInit(wasmExports['__wasm_call_ctors']); + removeRunDependency('wasm-instantiate'); + return wasmExports; + } + // wait for the pthread pool (if any) + addRunDependency('wasm-instantiate'); + // Prefer streaming instantiation if available. + function receiveInstantiationResult(result) { + // 'result' is a ResultObject object which has both the module and instance. + // receiveInstance() will swap in the exports (to Module.asm) so they can be called + // TODO: Due to Closure regression https://github.com/google/closure-compiler/issues/3193, the above line no longer optimizes out down to the following line. + // When the regression is fixed, can restore the above PTHREADS-enabled path. + receiveInstance(result['instance']); + } + var info = getWasmImports(); + // User shell pages can write their own Module.instantiateWasm = function(imports, successCallback) callback + // to manually instantiate the Wasm module themselves. This allows pages to + // run the instantiation parallel to any other async startup actions they are + // performing. + // Also pthreads and wasm workers initialize the wasm instance through this + // path. + if (Module['instantiateWasm']) { + try { + return Module['instantiateWasm'](info, receiveInstance); + } catch (e) { + err(`Module.instantiateWasm callback failed with error: ${e}`); + return false; + } + } + wasmBinaryFile ??= findWasmBinary(); + var result = await instantiateAsync(wasmBinary, wasmBinaryFile, info); + receiveInstantiationResult(result); + return result; + } + + // Globals used by JS i64 conversions (see makeSetValue) + var tempDouble; + + var tempI64; + + // include: runtime_debug.js + // end include: runtime_debug.js + // === Body === + function __asyncjs__js_popen_to_file(command, mode, exitCodePtr) { + return Asyncify.handleAsync(async () => { + const returnCallback = (resolver) => new Promise(resolver); + if (!command) return 1; + const cmdstr = UTF8ToString(command); + if (!cmdstr.length) return 0; + const modestr = UTF8ToString(mode); + if (!modestr.length) return 0; + if (modestr === 'w') { + console.error('popen($cmd, "w") is not implemented yet'); + } + return returnCallback(async (wakeUp) => { + let cp; + try { + cp = PHPWASM.spawnProcess(cmdstr, []); + if (cp instanceof Promise) { + cp = await cp; + } + } catch (e) { + console.error(e); + if (e.code === 'SPAWN_UNSUPPORTED') { + return 1; + } + throw e; + } + const outByteArrays = []; + cp.stdout.on('data', function (data) { + outByteArrays.push(data); + }); + const outputPath = '/tmp/popen_output'; + cp.on('exit', function (exitCode) { + const outBytes = new Uint8Array( + outByteArrays.reduce( + (acc, curr) => acc + curr.length, + 0 + ) + ); + let offset = 0; + for (const byteArray of outByteArrays) { + outBytes.set(byteArray, offset); + offset += byteArray.length; + } + FS.writeFile(outputPath, outBytes); + HEAPU8[exitCodePtr] = exitCode; + wakeUp(allocateUTF8OnStack(outputPath)); + }); + }); + }); + } + + __asyncjs__js_popen_to_file.sig = 'iiii'; + + function __asyncjs__wasm_poll_socket(socketd, events, timeout) { + return Asyncify.handleAsync(async () => { + const returnCallback = (resolver) => new Promise(resolver); + const POLLIN = 1; + const POLLPRI = 2; + const POLLOUT = 4; + const POLLERR = 8; + const POLLHUP = 16; + const POLLNVAL = 32; + return returnCallback((wakeUp) => { + const polls = []; + if (socketd in PHPWASM.child_proc_by_fd) { + const procInfo = PHPWASM.child_proc_by_fd[socketd]; + if (procInfo.exited) { + wakeUp(0); + return; + } + polls.push(PHPWASM.awaitEvent(procInfo.stdout, 'data')); + } else if (FS.isSocket(FS.getStream(socketd)?.node.mode)) { + const sock = getSocketFromFD(socketd); + if (!sock) { + wakeUp(0); + return; + } + const lookingFor = new Set(); + if (events & POLLIN || events & POLLPRI) { + if (sock.server) { + for (const client of sock.pending) { + if ((client.recv_queue || []).length > 0) { + wakeUp(1); + return; + } + } + } else if ((sock.recv_queue || []).length > 0) { + wakeUp(1); + return; + } + } + const webSockets = PHPWASM.getAllWebSockets(sock); + if (!webSockets.length) { + wakeUp(0); + return; + } + for (const ws of webSockets) { + if (events & POLLIN || events & POLLPRI) { + polls.push(PHPWASM.awaitData(ws)); + lookingFor.add('POLLIN'); + } + if (events & POLLOUT) { + polls.push(PHPWASM.awaitConnection(ws)); + lookingFor.add('POLLOUT'); + } + if (events & POLLHUP) { + polls.push(PHPWASM.awaitClose(ws)); + lookingFor.add('POLLHUP'); + } + if (events & POLLERR || events & POLLNVAL) { + polls.push(PHPWASM.awaitError(ws)); + lookingFor.add('POLLERR'); + } + } + } else { + setTimeout(function () { + wakeUp(1); + }, timeout); + return; + } + if (polls.length === 0) { + console.warn( + 'Unsupported poll event ' + + events + + ', defaulting to setTimeout().' + ); + setTimeout(function () { + wakeUp(0); + }, timeout); + return; + } + const promises = polls.map(([promise]) => promise); + const clearPolling = () => + polls.forEach(([, clear]) => clear()); + let awaken = false; + let timeoutId; + Promise.race(promises).then(function (results) { + if (!awaken) { + awaken = true; + wakeUp(1); + if (timeoutId) { + clearTimeout(timeoutId); + } + clearPolling(); + } + }); + if (timeout !== -1) { + timeoutId = setTimeout(function () { + if (!awaken) { + awaken = true; + wakeUp(0); + clearPolling(); + } + }, timeout); + } + }); + }); + } + + __asyncjs__wasm_poll_socket.sig = 'iiii'; + + function __asyncjs__js_fd_read(fd, iov, iovcnt, pnum) { + return Asyncify.handleAsync(async () => { + const returnCallback = (resolver) => new Promise(resolver); + if ( + Asyncify?.State?.Normal === undefined || + Asyncify?.state === Asyncify?.State?.Normal + ) { + var returnCode; + var stream; + let num = 0; + try { + stream = SYSCALLS.getStreamFromFD(fd); + const num = doReadv(stream, iov, iovcnt); + HEAPU32[pnum >> 2] = num; + return 0; + } catch (e) { + if ( + typeof FS == 'undefined' || + !(e.name === 'ErrnoError') + ) { + throw e; + } + if ( + e.errno !== 6 || + !(stream?.fd in PHPWASM.child_proc_by_fd) + ) { + HEAPU32[pnum >> 2] = 0; + return returnCode; + } + } + } + return returnCallback((wakeUp) => { + var retries = 0; + var interval = 50; + var timeout = 5e3; + var maxRetries = timeout / interval; + function poll() { + var returnCode; + var stream; + let num; + try { + stream = SYSCALLS.getStreamFromFD(fd); + num = doReadv(stream, iov, iovcnt); + returnCode = 0; + } catch (e) { + if ( + typeof FS == 'undefined' || + !(e.name === 'ErrnoError') + ) { + console.error(e); + throw e; + } + returnCode = e.errno; + } + const success = returnCode === 0; + const failure = + ++retries > maxRetries || + !(fd in PHPWASM.child_proc_by_fd) || + PHPWASM.child_proc_by_fd[fd]?.exited || + FS.isClosed(stream); + if (success) { + HEAPU32[pnum >> 2] = num; + wakeUp(0); + } else if (failure) { + HEAPU32[pnum >> 2] = 0; + wakeUp(returnCode === 6 ? 0 : returnCode); + } else { + setTimeout(poll, interval); + } + } + poll(); + }); + }); + } + + __asyncjs__js_fd_read.sig = 'iiiii'; + + function __asyncjs__js_module_onMessage(data, response_buffer) { + return Asyncify.handleAsync(async () => { + if (Module['onMessage']) { + const dataStr = UTF8ToString(data); + return Module['onMessage'](dataStr) + .then((response) => { + const responseBytes = + typeof response === 'string' + ? new TextEncoder().encode(response) + : response; + const responseSize = responseBytes.byteLength; + const responsePtr = _malloc(responseSize + 1); + HEAPU8.set(responseBytes, responsePtr); + HEAPU8[responsePtr + responseSize] = 0; + HEAPU8[response_buffer] = responsePtr; + HEAPU8[response_buffer + 1] = responsePtr >> 8; + HEAPU8[response_buffer + 2] = responsePtr >> 16; + HEAPU8[response_buffer + 3] = responsePtr >> 24; + return responseSize; + }) + .catch((e) => { + console.error(e); + return -1; + }); + } + }); + } + + __asyncjs__js_module_onMessage.sig = 'iii'; + + // end include: preamble.js + class ExitStatus { + name = 'ExitStatus'; + constructor(status) { + this.message = `Program terminated with exit(${status})`; + this.status = status; + } + } + ExitStatus = class PHPExitStatus extends Error { + constructor(status) { + super(status); + this.name = 'ExitStatus'; + this.message = 'Program terminated with exit(' + status + ')'; + this.status = status; + } + }; + + var callRuntimeCallbacks = (callbacks) => { + while (callbacks.length > 0) { + // Pass the module as the first argument. + callbacks.shift()(Module); + } + }; + + var noExitRuntime = Module['noExitRuntime'] || false; + + /** @type {function(...*):?} */ function _SharpYuvConvert() { + abort('missing function: SharpYuvConvert'); + } + + _SharpYuvConvert.stub = true; + + /** @type {function(...*):?} */ function _SharpYuvGetConversionMatrix() { + abort('missing function: SharpYuvGetConversionMatrix'); + } + + _SharpYuvGetConversionMatrix.stub = true; + + /** @type {function(...*):?} */ function _SharpYuvInit() { + abort('missing function: SharpYuvInit'); + } + + _SharpYuvInit.stub = true; + + var UTF8Decoder = + typeof TextDecoder != 'undefined' ? new TextDecoder() : undefined; + + /** + * Given a pointer 'idx' to a null-terminated UTF8-encoded string in the given + * array that contains uint8 values, returns a copy of that string as a + * Javascript String object. + * heapOrArray is either a regular array, or a JavaScript typed array view. + * @param {number=} idx + * @param {number=} maxBytesToRead + * @return {string} + */ var UTF8ArrayToString = ( + heapOrArray, + idx = 0, + maxBytesToRead = NaN + ) => { + var endIdx = idx + maxBytesToRead; + var endPtr = idx; + // TextDecoder needs to know the byte length in advance, it doesn't stop on + // null terminator by itself. Also, use the length info to avoid running tiny + // strings through TextDecoder, since .subarray() allocates garbage. + // (As a tiny code save trick, compare endPtr against endIdx using a negation, + // so that undefined/NaN means Infinity) + while (heapOrArray[endPtr] && !(endPtr >= endIdx)) ++endPtr; + if (endPtr - idx > 16 && heapOrArray.buffer && UTF8Decoder) { + return UTF8Decoder.decode(heapOrArray.subarray(idx, endPtr)); + } + var str = ''; + // If building with TextDecoder, we have already computed the string length + // above, so test loop end condition against that + while (idx < endPtr) { + // For UTF8 byte structure, see: + // http://en.wikipedia.org/wiki/UTF-8#Description + // https://www.ietf.org/rfc/rfc2279.txt + // https://tools.ietf.org/html/rfc3629 + var u0 = heapOrArray[idx++]; + if (!(u0 & 128)) { + str += String.fromCharCode(u0); + continue; + } + var u1 = heapOrArray[idx++] & 63; + if ((u0 & 224) == 192) { + str += String.fromCharCode(((u0 & 31) << 6) | u1); + continue; + } + var u2 = heapOrArray[idx++] & 63; + if ((u0 & 240) == 224) { + u0 = ((u0 & 15) << 12) | (u1 << 6) | u2; + } else { + u0 = + ((u0 & 7) << 18) | + (u1 << 12) | + (u2 << 6) | + (heapOrArray[idx++] & 63); + } + if (u0 < 65536) { + str += String.fromCharCode(u0); + } else { + var ch = u0 - 65536; + str += String.fromCharCode( + 55296 | (ch >> 10), + 56320 | (ch & 1023) + ); + } + } + return str; + }; + + /** + * Given a pointer 'ptr' to a null-terminated UTF8-encoded string in the + * emscripten HEAP, returns a copy of that string as a Javascript String object. + * + * @param {number} ptr + * @param {number=} maxBytesToRead - An optional length that specifies the + * maximum number of bytes to read. You can omit this parameter to scan the + * string until the first 0 byte. If maxBytesToRead is passed, and the string + * at [ptr, ptr+maxBytesToReadr[ contains a null byte in the middle, then the + * string will cut short at that byte index (i.e. maxBytesToRead will not + * produce a string of exact length [ptr, ptr+maxBytesToRead[) N.B. mixing + * frequent uses of UTF8ToString() with and without maxBytesToRead may throw + * JS JIT optimizations off, so it is worth to consider consistently using one + * @return {string} + */ var UTF8ToString = (ptr, maxBytesToRead) => + ptr ? UTF8ArrayToString(HEAPU8, ptr, maxBytesToRead) : ''; + + Module['UTF8ToString'] = UTF8ToString; + + var ___assert_fail = (condition, filename, line, func) => + abort( + `Assertion failed: ${UTF8ToString(condition)}, at: ` + + [ + filename ? UTF8ToString(filename) : 'unknown filename', + line, + func ? UTF8ToString(func) : 'unknown function', + ] + ); + + var wasmTableMirror = []; + + /** @type {WebAssembly.Table} */ var wasmTable; + + var getWasmTableEntry = (funcPtr) => { + var func = wasmTableMirror[funcPtr]; + if (!func) { + if (funcPtr >= wasmTableMirror.length) + wasmTableMirror.length = funcPtr + 1; + /** @suppress {checkTypes} */ wasmTableMirror[funcPtr] = func = + wasmTable.get(funcPtr); + if (Asyncify.isAsyncExport(func)) { + wasmTableMirror[funcPtr] = func = + Asyncify.makeAsyncFunction(func); + } + } + return func; + }; + + var ___call_sighandler = (fp, sig) => getWasmTableEntry(fp)(sig); + + var initRandomFill = () => { + if ( + typeof crypto == 'object' && + typeof crypto['getRandomValues'] == 'function' + ) { + // for modern web browsers + return (view) => crypto.getRandomValues(view); + } else if (ENVIRONMENT_IS_NODE) { + // for nodejs with or without crypto support included + try { + var crypto_module = require('crypto'); + var randomFillSync = crypto_module['randomFillSync']; + if (randomFillSync) { + // nodejs with LTS crypto support + return (view) => crypto_module['randomFillSync'](view); + } + // very old nodejs with the original crypto API + var randomBytes = crypto_module['randomBytes']; + return (view) => ( + view.set(randomBytes(view.byteLength)), // Return the original view to match modern native implementations. + view + ); + } catch (e) {} + } + // we couldn't find a proper implementation, as Math.random() is not suitable for /dev/random, see emscripten-core/emscripten/pull/7096 + abort('initRandomDevice'); + }; + + var randomFill = (view) => (randomFill = initRandomFill())(view); + + var PATH = { + isAbs: (path) => path.charAt(0) === '/', + splitPath: (filename) => { + var splitPathRe = + /^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/; + return splitPathRe.exec(filename).slice(1); + }, + normalizeArray: (parts, allowAboveRoot) => { + // if the path tries to go above the root, `up` ends up > 0 + var up = 0; + for (var i = parts.length - 1; i >= 0; i--) { + var last = parts[i]; + if (last === '.') { + parts.splice(i, 1); + } else if (last === '..') { + parts.splice(i, 1); + up++; + } else if (up) { + parts.splice(i, 1); + up--; + } + } + // if the path is allowed to go above the root, restore leading ..s + if (allowAboveRoot) { + for (; up; up--) { + parts.unshift('..'); + } + } + return parts; + }, + normalize: (path) => { + var isAbsolute = PATH.isAbs(path), + trailingSlash = path.substr(-1) === '/'; + // Normalize the path + path = PATH.normalizeArray( + path.split('/').filter((p) => !!p), + !isAbsolute + ).join('/'); + if (!path && !isAbsolute) { + path = '.'; + } + if (path && trailingSlash) { + path += '/'; + } + return (isAbsolute ? '/' : '') + path; + }, + dirname: (path) => { + var result = PATH.splitPath(path), + root = result[0], + dir = result[1]; + if (!root && !dir) { + // No dirname whatsoever + return '.'; + } + if (dir) { + // It has a dirname, strip trailing slash + dir = dir.substr(0, dir.length - 1); + } + return root + dir; + }, + basename: (path) => { + // EMSCRIPTEN return '/'' for '/', not an empty string + if (path === '/') return '/'; + path = PATH.normalize(path); + path = path.replace(/\/$/, ''); + var lastSlash = path.lastIndexOf('/'); + if (lastSlash === -1) return path; + return path.substr(lastSlash + 1); + }, + join: (...paths) => PATH.normalize(paths.join('/')), + join2: (l, r) => PATH.normalize(l + '/' + r), + }; + + var PATH_FS = { + resolve: (...args) => { + var resolvedPath = '', + resolvedAbsolute = false; + for (var i = args.length - 1; i >= -1 && !resolvedAbsolute; i--) { + var path = i >= 0 ? args[i] : FS.cwd(); + // Skip empty and invalid entries + if (typeof path != 'string') { + throw new TypeError( + 'Arguments to path.resolve must be strings' + ); + } else if (!path) { + return ''; + } + // an invalid portion invalidates the whole thing + resolvedPath = path + '/' + resolvedPath; + resolvedAbsolute = PATH.isAbs(path); + } + // At this point the path should be resolved to a full absolute path, but + // handle relative paths to be safe (might happen when process.cwd() fails) + resolvedPath = PATH.normalizeArray( + resolvedPath.split('/').filter((p) => !!p), + !resolvedAbsolute + ).join('/'); + return (resolvedAbsolute ? '/' : '') + resolvedPath || '.'; + }, + relative: (from, to) => { + from = PATH_FS.resolve(from).substr(1); + to = PATH_FS.resolve(to).substr(1); + function trim(arr) { + var start = 0; + for (; start < arr.length; start++) { + if (arr[start] !== '') break; + } + var end = arr.length - 1; + for (; end >= 0; end--) { + if (arr[end] !== '') break; + } + if (start > end) return []; + return arr.slice(start, end - start + 1); + } + var fromParts = trim(from.split('/')); + var toParts = trim(to.split('/')); + var length = Math.min(fromParts.length, toParts.length); + var samePartsLength = length; + for (var i = 0; i < length; i++) { + if (fromParts[i] !== toParts[i]) { + samePartsLength = i; + break; + } + } + var outputParts = []; + for (var i = samePartsLength; i < fromParts.length; i++) { + outputParts.push('..'); + } + outputParts = outputParts.concat(toParts.slice(samePartsLength)); + return outputParts.join('/'); + }, + }; + + var FS_stdin_getChar_buffer = []; + + var lengthBytesUTF8 = (str) => { + var len = 0; + for (var i = 0; i < str.length; ++i) { + // Gotcha: charCodeAt returns a 16-bit word that is a UTF-16 encoded code + // unit, not a Unicode code point of the character! So decode + // UTF16->UTF32->UTF8. + // See http://unicode.org/faq/utf_bom.html#utf16-3 + var c = str.charCodeAt(i); + // possibly a lead surrogate + if (c <= 127) { + len++; + } else if (c <= 2047) { + len += 2; + } else if (c >= 55296 && c <= 57343) { + len += 4; + ++i; + } else { + len += 3; + } + } + return len; + }; + + Module['lengthBytesUTF8'] = lengthBytesUTF8; + + var stringToUTF8Array = (str, heap, outIdx, maxBytesToWrite) => { + // Parameter maxBytesToWrite is not optional. Negative values, 0, null, + // undefined and false each don't write out any bytes. + if (!(maxBytesToWrite > 0)) return 0; + var startIdx = outIdx; + var endIdx = outIdx + maxBytesToWrite - 1; + // -1 for string null terminator. + for (var i = 0; i < str.length; ++i) { + // Gotcha: charCodeAt returns a 16-bit word that is a UTF-16 encoded code + // unit, not a Unicode code point of the character! So decode + // UTF16->UTF32->UTF8. + // See http://unicode.org/faq/utf_bom.html#utf16-3 + // For UTF8 byte structure, see http://en.wikipedia.org/wiki/UTF-8#Description + // and https://www.ietf.org/rfc/rfc2279.txt + // and https://tools.ietf.org/html/rfc3629 + var u = str.charCodeAt(i); + // possibly a lead surrogate + if (u >= 55296 && u <= 57343) { + var u1 = str.charCodeAt(++i); + u = (65536 + ((u & 1023) << 10)) | (u1 & 1023); + } + if (u <= 127) { + if (outIdx >= endIdx) break; + heap[outIdx++] = u; + } else if (u <= 2047) { + if (outIdx + 1 >= endIdx) break; + heap[outIdx++] = 192 | (u >> 6); + heap[outIdx++] = 128 | (u & 63); + } else if (u <= 65535) { + if (outIdx + 2 >= endIdx) break; + heap[outIdx++] = 224 | (u >> 12); + heap[outIdx++] = 128 | ((u >> 6) & 63); + heap[outIdx++] = 128 | (u & 63); + } else { + if (outIdx + 3 >= endIdx) break; + heap[outIdx++] = 240 | (u >> 18); + heap[outIdx++] = 128 | ((u >> 12) & 63); + heap[outIdx++] = 128 | ((u >> 6) & 63); + heap[outIdx++] = 128 | (u & 63); + } + } + // Null-terminate the pointer to the buffer. + heap[outIdx] = 0; + return outIdx - startIdx; + }; + + /** @type {function(string, boolean=, number=)} */ function intArrayFromString( + stringy, + dontAddNull, + length + ) { + var len = length > 0 ? length : lengthBytesUTF8(stringy) + 1; + var u8array = new Array(len); + var numBytesWritten = stringToUTF8Array( + stringy, + u8array, + 0, + u8array.length + ); + if (dontAddNull) u8array.length = numBytesWritten; + return u8array; + } + + var FS_stdin_getChar = () => { + if (!FS_stdin_getChar_buffer.length) { + var result = null; + if (ENVIRONMENT_IS_NODE) { + // we will read data by chunks of BUFSIZE + var BUFSIZE = 256; + var buf = Buffer.alloc(BUFSIZE); + var bytesRead = 0; + // For some reason we must suppress a closure warning here, even though + // fd definitely exists on process.stdin, and is even the proper way to + // get the fd of stdin, + // https://github.com/nodejs/help/issues/2136#issuecomment-523649904 + // This started to happen after moving this logic out of library_tty.js, + // so it is related to the surrounding code in some unclear manner. + /** @suppress {missingProperties} */ var fd = process.stdin.fd; + try { + bytesRead = fs.readSync(fd, buf, 0, BUFSIZE); + } catch (e) { + // Cross-platform differences: on Windows, reading EOF throws an + // exception, but on other OSes, reading EOF returns 0. Uniformize + // behavior by treating the EOF exception to return 0. + if (e.toString().includes('EOF')) bytesRead = 0; + else throw e; + } + if (bytesRead > 0) { + result = buf.slice(0, bytesRead).toString('utf-8'); + } + } else { + } + if (!result) { + return null; + } + FS_stdin_getChar_buffer = intArrayFromString(result, true); + } + return FS_stdin_getChar_buffer.shift(); + }; + + var TTY = { + ttys: [], + init() {}, + // https://github.com/emscripten-core/emscripten/pull/1555 + // if (ENVIRONMENT_IS_NODE) { + // // currently, FS.init does not distinguish if process.stdin is a file or TTY + // // device, it always assumes it's a TTY device. because of this, we're forcing + // // process.stdin to UTF8 encoding to at least make stdin reading compatible + // // with text files until FS.init can be refactored. + // process.stdin.setEncoding('utf8'); + // } + shutdown() {}, + // https://github.com/emscripten-core/emscripten/pull/1555 + // if (ENVIRONMENT_IS_NODE) { + // // inolen: any idea as to why node -e 'process.stdin.read()' wouldn't exit immediately (with process.stdin being a tty)? + // // isaacs: because now it's reading from the stream, you've expressed interest in it, so that read() kicks off a _read() which creates a ReadReq operation + // // inolen: I thought read() in that case was a synchronous operation that just grabbed some amount of buffered data if it exists? + // // isaacs: it is. but it also triggers a _read() call, which calls readStart() on the handle + // // isaacs: do process.stdin.pause() and i'd think it'd probably close the pending call + // process.stdin.pause(); + // } + register(dev, ops) { + TTY.ttys[dev] = { + input: [], + output: [], + ops, + }; + FS.registerDevice(dev, TTY.stream_ops); + }, + stream_ops: { + open(stream) { + var tty = TTY.ttys[stream.node.rdev]; + if (!tty) { + throw new FS.ErrnoError(43); + } + stream.tty = tty; + stream.seekable = false; + }, + close(stream) { + // flush any pending line data + stream.tty.ops.fsync(stream.tty); + }, + fsync(stream) { + stream.tty.ops.fsync(stream.tty); + }, + read(stream, buffer, offset, length, pos) { + /* ignored */ if (!stream.tty || !stream.tty.ops.get_char) { + throw new FS.ErrnoError(60); + } + var bytesRead = 0; + for (var i = 0; i < length; i++) { + var result; + try { + result = stream.tty.ops.get_char(stream.tty); + } catch (e) { + throw new FS.ErrnoError(29); + } + if (result === undefined && bytesRead === 0) { + throw new FS.ErrnoError(6); + } + if (result === null || result === undefined) break; + bytesRead++; + buffer[offset + i] = result; + } + if (bytesRead) { + stream.node.atime = Date.now(); + } + return bytesRead; + }, + write(stream, buffer, offset, length, pos) { + if (!stream.tty || !stream.tty.ops.put_char) { + throw new FS.ErrnoError(60); + } + try { + for (var i = 0; i < length; i++) { + stream.tty.ops.put_char(stream.tty, buffer[offset + i]); + } + } catch (e) { + throw new FS.ErrnoError(29); + } + if (length) { + stream.node.mtime = stream.node.ctime = Date.now(); + } + return i; + }, + }, + default_tty_ops: { + get_char(tty) { + return FS_stdin_getChar(); + }, + put_char(tty, val) { + if (val === null || val === 10) { + out(UTF8ArrayToString(tty.output)); + tty.output = []; + } else { + if (val != 0) tty.output.push(val); + } + }, + // val == 0 would cut text output off in the middle. + fsync(tty) { + if (tty.output && tty.output.length > 0) { + out(UTF8ArrayToString(tty.output)); + tty.output = []; + } + }, + ioctl_tcgets(tty) { + // typical setting + return { + c_iflag: 25856, + c_oflag: 5, + c_cflag: 191, + c_lflag: 35387, + c_cc: [ + 3, 28, 127, 21, 4, 0, 1, 0, 17, 19, 26, 0, 18, 15, 23, + 22, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + ], + }; + }, + ioctl_tcsets(tty, optional_actions, data) { + // currently just ignore + return 0; + }, + ioctl_tiocgwinsz(tty) { + return [24, 80]; + }, + }, + default_tty1_ops: { + put_char(tty, val) { + if (val === null || val === 10) { + err(UTF8ArrayToString(tty.output)); + tty.output = []; + } else { + if (val != 0) tty.output.push(val); + } + }, + fsync(tty) { + if (tty.output && tty.output.length > 0) { + err(UTF8ArrayToString(tty.output)); + tty.output = []; + } + }, + }, + }; + + var zeroMemory = (address, size) => { + HEAPU8.fill(0, address, address + size); + }; + + var alignMemory = (size, alignment) => + Math.ceil(size / alignment) * alignment; + + var mmapAlloc = (size) => { + size = alignMemory(size, 65536); + var ptr = _emscripten_builtin_memalign(65536, size); + if (ptr) zeroMemory(ptr, size); + return ptr; + }; + + var MEMFS = { + ops_table: null, + mount(mount) { + return MEMFS.createNode(null, '/', 16895, 0); + }, + createNode(parent, name, mode, dev) { + if (FS.isBlkdev(mode) || FS.isFIFO(mode)) { + // no supported + throw new FS.ErrnoError(63); + } + MEMFS.ops_table ||= { + dir: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + lookup: MEMFS.node_ops.lookup, + mknod: MEMFS.node_ops.mknod, + rename: MEMFS.node_ops.rename, + unlink: MEMFS.node_ops.unlink, + rmdir: MEMFS.node_ops.rmdir, + readdir: MEMFS.node_ops.readdir, + symlink: MEMFS.node_ops.symlink, + }, + stream: { + llseek: MEMFS.stream_ops.llseek, + }, + }, + file: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + }, + stream: { + llseek: MEMFS.stream_ops.llseek, + read: MEMFS.stream_ops.read, + write: MEMFS.stream_ops.write, + allocate: MEMFS.stream_ops.allocate, + mmap: MEMFS.stream_ops.mmap, + msync: MEMFS.stream_ops.msync, + }, + }, + link: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + readlink: MEMFS.node_ops.readlink, + }, + stream: {}, + }, + chrdev: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + }, + stream: FS.chrdev_stream_ops, + }, + }; + var node = FS.createNode(parent, name, mode, dev); + if (FS.isDir(node.mode)) { + node.node_ops = MEMFS.ops_table.dir.node; + node.stream_ops = MEMFS.ops_table.dir.stream; + node.contents = {}; + } else if (FS.isFile(node.mode)) { + node.node_ops = MEMFS.ops_table.file.node; + node.stream_ops = MEMFS.ops_table.file.stream; + node.usedBytes = 0; + // The actual number of bytes used in the typed array, as opposed to contents.length which gives the whole capacity. + // When the byte data of the file is populated, this will point to either a typed array, or a normal JS array. Typed arrays are preferred + // for performance, and used by default. However, typed arrays are not resizable like normal JS arrays are, so there is a small disk size + // penalty involved for appending file writes that continuously grow a file similar to std::vector capacity vs used -scheme. + node.contents = null; + } else if (FS.isLink(node.mode)) { + node.node_ops = MEMFS.ops_table.link.node; + node.stream_ops = MEMFS.ops_table.link.stream; + } else if (FS.isChrdev(node.mode)) { + node.node_ops = MEMFS.ops_table.chrdev.node; + node.stream_ops = MEMFS.ops_table.chrdev.stream; + } + node.atime = node.mtime = node.ctime = Date.now(); + // add the new node to the parent + if (parent) { + parent.contents[name] = node; + parent.atime = parent.mtime = parent.ctime = node.atime; + } + return node; + }, + getFileDataAsTypedArray(node) { + if (!node.contents) return new Uint8Array(0); + if (node.contents.subarray) + return node.contents.subarray(0, node.usedBytes); + // Make sure to not return excess unused bytes. + return new Uint8Array(node.contents); + }, + expandFileStorage(node, newCapacity) { + var prevCapacity = node.contents ? node.contents.length : 0; + if (prevCapacity >= newCapacity) return; + // No need to expand, the storage was already large enough. + // Don't expand strictly to the given requested limit if it's only a very small increase, but instead geometrically grow capacity. + // For small filesizes (<1MB), perform size*2 geometric increase, but for large sizes, do a much more conservative size*1.125 increase to + // avoid overshooting the allocation cap by a very large margin. + var CAPACITY_DOUBLING_MAX = 1024 * 1024; + newCapacity = Math.max( + newCapacity, + (prevCapacity * + (prevCapacity < CAPACITY_DOUBLING_MAX ? 2 : 1.125)) >>> + 0 + ); + if (prevCapacity != 0) newCapacity = Math.max(newCapacity, 256); + // At minimum allocate 256b for each file when expanding. + var oldContents = node.contents; + node.contents = new Uint8Array(newCapacity); + // Allocate new storage. + if (node.usedBytes > 0) + node.contents.set(oldContents.subarray(0, node.usedBytes), 0); + }, + // Copy old data over to the new storage. + resizeFileStorage(node, newSize) { + if (node.usedBytes == newSize) return; + if (newSize == 0) { + node.contents = null; + // Fully decommit when requesting a resize to zero. + node.usedBytes = 0; + } else { + var oldContents = node.contents; + node.contents = new Uint8Array(newSize); + // Allocate new storage. + if (oldContents) { + node.contents.set( + oldContents.subarray( + 0, + Math.min(newSize, node.usedBytes) + ) + ); + } + // Copy old data over to the new storage. + node.usedBytes = newSize; + } + }, + node_ops: { + getattr(node) { + var attr = {}; + // device numbers reuse inode numbers. + attr.dev = FS.isChrdev(node.mode) ? node.id : 1; + attr.ino = node.id; + attr.mode = node.mode; + attr.nlink = 1; + attr.uid = 0; + attr.gid = 0; + attr.rdev = node.rdev; + if (FS.isDir(node.mode)) { + attr.size = 4096; + } else if (FS.isFile(node.mode)) { + attr.size = node.usedBytes; + } else if (FS.isLink(node.mode)) { + attr.size = node.link.length; + } else { + attr.size = 0; + } + attr.atime = new Date(node.atime); + attr.mtime = new Date(node.mtime); + attr.ctime = new Date(node.ctime); + // NOTE: In our implementation, st_blocks = Math.ceil(st_size/st_blksize), + // but this is not required by the standard. + attr.blksize = 4096; + attr.blocks = Math.ceil(attr.size / attr.blksize); + return attr; + }, + setattr(node, attr) { + for (const key of ['mode', 'atime', 'mtime', 'ctime']) { + if (attr[key]) { + node[key] = attr[key]; + } + } + if (attr.size !== undefined) { + MEMFS.resizeFileStorage(node, attr.size); + } + }, + lookup(parent, name) { + throw MEMFS.doesNotExistError; + }, + mknod(parent, name, mode, dev) { + return MEMFS.createNode(parent, name, mode, dev); + }, + rename(old_node, new_dir, new_name) { + var new_node; + try { + new_node = FS.lookupNode(new_dir, new_name); + } catch (e) {} + if (new_node) { + if (FS.isDir(old_node.mode)) { + // if we're overwriting a directory at new_name, make sure it's empty. + for (var i in new_node.contents) { + throw new FS.ErrnoError(55); + } + } + FS.hashRemoveNode(new_node); + } + // do the internal rewiring + delete old_node.parent.contents[old_node.name]; + new_dir.contents[new_name] = old_node; + old_node.name = new_name; + new_dir.ctime = + new_dir.mtime = + old_node.parent.ctime = + old_node.parent.mtime = + Date.now(); + }, + unlink(parent, name) { + delete parent.contents[name]; + parent.ctime = parent.mtime = Date.now(); + }, + rmdir(parent, name) { + var node = FS.lookupNode(parent, name); + for (var i in node.contents) { + throw new FS.ErrnoError(55); + } + delete parent.contents[name]; + parent.ctime = parent.mtime = Date.now(); + }, + readdir(node) { + return ['.', '..', ...Object.keys(node.contents)]; + }, + symlink(parent, newname, oldpath) { + var node = MEMFS.createNode(parent, newname, 511 | 40960, 0); + node.link = oldpath; + return node; + }, + readlink(node) { + if (!FS.isLink(node.mode)) { + throw new FS.ErrnoError(28); + } + return node.link; + }, + }, + stream_ops: { + read(stream, buffer, offset, length, position) { + var contents = stream.node.contents; + if (position >= stream.node.usedBytes) return 0; + var size = Math.min(stream.node.usedBytes - position, length); + if (size > 8 && contents.subarray) { + // non-trivial, and typed array + buffer.set( + contents.subarray(position, position + size), + offset + ); + } else { + for (var i = 0; i < size; i++) + buffer[offset + i] = contents[position + i]; + } + return size; + }, + write(stream, buffer, offset, length, position, canOwn) { + // If the buffer is located in main memory (HEAP), and if + // memory can grow, we can't hold on to references of the + // memory buffer, as they may get invalidated. That means we + // need to do copy its contents. + if (buffer.buffer === HEAP8.buffer) { + canOwn = false; + } + if (!length) return 0; + var node = stream.node; + node.mtime = node.ctime = Date.now(); + if ( + buffer.subarray && + (!node.contents || node.contents.subarray) + ) { + // This write is from a typed array to a typed array? + if (canOwn) { + node.contents = buffer.subarray( + offset, + offset + length + ); + node.usedBytes = length; + return length; + } else if (node.usedBytes === 0 && position === 0) { + // If this is a simple first write to an empty file, do a fast set since we don't need to care about old data. + node.contents = buffer.slice(offset, offset + length); + node.usedBytes = length; + return length; + } else if (position + length <= node.usedBytes) { + // Writing to an already allocated and used subrange of the file? + node.contents.set( + buffer.subarray(offset, offset + length), + position + ); + return length; + } + } + // Appending to an existing file and we need to reallocate, or source data did not come as a typed array. + MEMFS.expandFileStorage(node, position + length); + if (node.contents.subarray && buffer.subarray) { + // Use typed array write which is available. + node.contents.set( + buffer.subarray(offset, offset + length), + position + ); + } else { + for (var i = 0; i < length; i++) { + node.contents[position + i] = buffer[offset + i]; + } + } + node.usedBytes = Math.max(node.usedBytes, position + length); + return length; + }, + llseek(stream, offset, whence) { + var position = offset; + if (whence === 1) { + position += stream.position; + } else if (whence === 2) { + if (FS.isFile(stream.node.mode)) { + position += stream.node.usedBytes; + } + } + if (position < 0) { + throw new FS.ErrnoError(28); + } + return position; + }, + allocate(stream, offset, length) { + MEMFS.expandFileStorage(stream.node, offset + length); + stream.node.usedBytes = Math.max( + stream.node.usedBytes, + offset + length + ); + }, + mmap(stream, length, position, prot, flags) { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + var ptr; + var allocated; + var contents = stream.node.contents; + // Only make a new copy when MAP_PRIVATE is specified. + if ( + !(flags & 2) && + contents && + contents.buffer === HEAP8.buffer + ) { + // We can't emulate MAP_SHARED when the file is not backed by the + // buffer we're mapping to (e.g. the HEAP buffer). + allocated = false; + ptr = contents.byteOffset; + } else { + allocated = true; + ptr = mmapAlloc(length); + if (!ptr) { + throw new FS.ErrnoError(48); + } + if (contents) { + // Try to avoid unnecessary slices. + if ( + position > 0 || + position + length < contents.length + ) { + if (contents.subarray) { + contents = contents.subarray( + position, + position + length + ); + } else { + contents = Array.prototype.slice.call( + contents, + position, + position + length + ); + } + } + HEAP8.set(contents, ptr); + } + } + return { + ptr, + allocated, + }; + }, + msync(stream, buffer, offset, length, mmapFlags) { + MEMFS.stream_ops.write( + stream, + buffer, + 0, + length, + offset, + false + ); + // should we check if bytesWritten and length are the same? + return 0; + }, + }, + }; + + var asyncLoad = async (url) => { + var arrayBuffer = await readAsync(url); + return new Uint8Array(arrayBuffer); + }; + + asyncLoad.isAsync = true; + + var FS_createDataFile = ( + parent, + name, + fileData, + canRead, + canWrite, + canOwn + ) => { + FS.createDataFile(parent, name, fileData, canRead, canWrite, canOwn); + }; + + var preloadPlugins = Module['preloadPlugins'] || []; + + var FS_handledByPreloadPlugin = (byteArray, fullname, finish, onerror) => { + // Ensure plugins are ready. + if (typeof Browser != 'undefined') Browser.init(); + var handled = false; + preloadPlugins.forEach((plugin) => { + if (handled) return; + if (plugin['canHandle'](fullname)) { + plugin['handle'](byteArray, fullname, finish, onerror); + handled = true; + } + }); + return handled; + }; + + var FS_createPreloadedFile = ( + parent, + name, + url, + canRead, + canWrite, + onload, + onerror, + dontCreateFile, + canOwn, + preFinish + ) => { + // TODO we should allow people to just pass in a complete filename instead + // of parent and name being that we just join them anyways + var fullname = name + ? PATH_FS.resolve(PATH.join2(parent, name)) + : parent; + var dep = getUniqueRunDependency(`cp ${fullname}`); + // might have several active requests for the same fullname + function processData(byteArray) { + function finish(byteArray) { + preFinish?.(); + if (!dontCreateFile) { + FS_createDataFile( + parent, + name, + byteArray, + canRead, + canWrite, + canOwn + ); + } + onload?.(); + removeRunDependency(dep); + } + if ( + FS_handledByPreloadPlugin(byteArray, fullname, finish, () => { + onerror?.(); + removeRunDependency(dep); + }) + ) { + return; + } + finish(byteArray); + } + addRunDependency(dep); + if (typeof url == 'string') { + asyncLoad(url).then(processData, onerror); + } else { + processData(url); + } + }; + + var FS_modeStringToFlags = (str) => { + var flagModes = { + r: 0, + 'r+': 2, + w: 512 | 64 | 1, + 'w+': 512 | 64 | 2, + a: 1024 | 64 | 1, + 'a+': 1024 | 64 | 2, + }; + var flags = flagModes[str]; + if (typeof flags == 'undefined') { + throw new Error(`Unknown file open mode: ${str}`); + } + return flags; + }; + + var FS_getMode = (canRead, canWrite) => { + var mode = 0; + if (canRead) mode |= 292 | 73; + if (canWrite) mode |= 146; + return mode; + }; + + var ERRNO_CODES = { + EPERM: 63, + ENOENT: 44, + ESRCH: 71, + EINTR: 27, + EIO: 29, + ENXIO: 60, + E2BIG: 1, + ENOEXEC: 45, + EBADF: 8, + ECHILD: 12, + EAGAIN: 6, + EWOULDBLOCK: 6, + ENOMEM: 48, + EACCES: 2, + EFAULT: 21, + ENOTBLK: 105, + EBUSY: 10, + EEXIST: 20, + EXDEV: 75, + ENODEV: 43, + ENOTDIR: 54, + EISDIR: 31, + EINVAL: 28, + ENFILE: 41, + EMFILE: 33, + ENOTTY: 59, + ETXTBSY: 74, + EFBIG: 22, + ENOSPC: 51, + ESPIPE: 70, + EROFS: 69, + EMLINK: 34, + EPIPE: 64, + EDOM: 18, + ERANGE: 68, + ENOMSG: 49, + EIDRM: 24, + ECHRNG: 106, + EL2NSYNC: 156, + EL3HLT: 107, + EL3RST: 108, + ELNRNG: 109, + EUNATCH: 110, + ENOCSI: 111, + EL2HLT: 112, + EDEADLK: 16, + ENOLCK: 46, + EBADE: 113, + EBADR: 114, + EXFULL: 115, + ENOANO: 104, + EBADRQC: 103, + EBADSLT: 102, + EDEADLOCK: 16, + EBFONT: 101, + ENOSTR: 100, + ENODATA: 116, + ETIME: 117, + ENOSR: 118, + ENONET: 119, + ENOPKG: 120, + EREMOTE: 121, + ENOLINK: 47, + EADV: 122, + ESRMNT: 123, + ECOMM: 124, + EPROTO: 65, + EMULTIHOP: 36, + EDOTDOT: 125, + EBADMSG: 9, + ENOTUNIQ: 126, + EBADFD: 127, + EREMCHG: 128, + ELIBACC: 129, + ELIBBAD: 130, + ELIBSCN: 131, + ELIBMAX: 132, + ELIBEXEC: 133, + ENOSYS: 52, + ENOTEMPTY: 55, + ENAMETOOLONG: 37, + ELOOP: 32, + EOPNOTSUPP: 138, + EPFNOSUPPORT: 139, + ECONNRESET: 15, + ENOBUFS: 42, + EAFNOSUPPORT: 5, + EPROTOTYPE: 67, + ENOTSOCK: 57, + ENOPROTOOPT: 50, + ESHUTDOWN: 140, + ECONNREFUSED: 14, + EADDRINUSE: 3, + ECONNABORTED: 13, + ENETUNREACH: 40, + ENETDOWN: 38, + ETIMEDOUT: 73, + EHOSTDOWN: 142, + EHOSTUNREACH: 23, + EINPROGRESS: 26, + EALREADY: 7, + EDESTADDRREQ: 17, + EMSGSIZE: 35, + EPROTONOSUPPORT: 66, + ESOCKTNOSUPPORT: 137, + EADDRNOTAVAIL: 4, + ENETRESET: 39, + EISCONN: 30, + ENOTCONN: 53, + ETOOMANYREFS: 141, + EUSERS: 136, + EDQUOT: 19, + ESTALE: 72, + ENOTSUP: 138, + ENOMEDIUM: 148, + EILSEQ: 25, + EOVERFLOW: 61, + ECANCELED: 11, + ENOTRECOVERABLE: 56, + EOWNERDEAD: 62, + ESTRPIPE: 135, + }; + + var NODEFS = { + isWindows: false, + staticInit() { + NODEFS.isWindows = !!process.platform.match(/^win/); + var flags = process.binding('constants'); + // Node.js 4 compatibility: it has no namespaces for constants + if (flags['fs']) { + flags = flags['fs']; + } + NODEFS.flagsForNodeMap = { + 1024: flags['O_APPEND'], + 64: flags['O_CREAT'], + 128: flags['O_EXCL'], + 256: flags['O_NOCTTY'], + 0: flags['O_RDONLY'], + 2: flags['O_RDWR'], + 4096: flags['O_SYNC'], + 512: flags['O_TRUNC'], + 1: flags['O_WRONLY'], + 131072: flags['O_NOFOLLOW'], + }; + }, + convertNodeCode(e) { + var code = e.code; + return ERRNO_CODES[code]; + }, + tryFSOperation(f) { + try { + return f(); + } catch (e) { + if (!e.code) throw e; + // node under windows can return code 'UNKNOWN' here: + // https://github.com/emscripten-core/emscripten/issues/15468 + if (e.code === 'UNKNOWN') throw new FS.ErrnoError(28); + throw new FS.ErrnoError(NODEFS.convertNodeCode(e)); + } + }, + mount(mount) { + return NODEFS.createNode( + null, + '/', + NODEFS.getMode(mount.opts.root), + 0 + ); + }, + createNode(parent, name, mode, dev) { + if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { + throw new FS.ErrnoError(28); + } + var node = FS.createNode(parent, name, mode); + node.node_ops = NODEFS.node_ops; + node.stream_ops = NODEFS.stream_ops; + return node; + }, + getMode(path) { + return NODEFS.tryFSOperation(() => { + var mode = fs.lstatSync(path).mode; + if (NODEFS.isWindows) { + // Windows does not report the 'x' permission bit, so propagate read + // bits to execute bits. + mode |= (mode & 292) >> 2; + } + return mode; + }); + }, + realPath(node) { + var parts = []; + while (node.parent !== node) { + parts.push(node.name); + node = node.parent; + } + parts.push(node.mount.opts.root); + parts.reverse(); + return PATH.join(...parts); + }, + flagsForNode(flags) { + flags &= ~2097152; + // Ignore this flag from musl, otherwise node.js fails to open the file. + flags &= ~2048; + // Ignore this flag from musl, otherwise node.js fails to open the file. + flags &= ~32768; + // Ignore this flag from musl, otherwise node.js fails to open the file. + flags &= ~524288; + // Some applications may pass it; it makes no sense for a single process. + flags &= ~65536; + // Node.js doesn't need this passed in, it errors. + var newFlags = 0; + for (var k in NODEFS.flagsForNodeMap) { + if (flags & k) { + newFlags |= NODEFS.flagsForNodeMap[k]; + flags ^= k; + } + } + if (flags) { + throw new FS.ErrnoError(28); + } + return newFlags; + }, + node_ops: { + getattr(node) { + var path = NODEFS.realPath(node); + var stat; + NODEFS.tryFSOperation(() => (stat = fs.lstatSync(path))); + if (NODEFS.isWindows) { + // node.js v0.10.20 doesn't report blksize and blocks on Windows. Fake + // them with default blksize of 4096. + // See http://support.microsoft.com/kb/140365 + if (!stat.blksize) { + stat.blksize = 4096; + } + if (!stat.blocks) { + stat.blocks = + ((stat.size + stat.blksize - 1) / stat.blksize) | 0; + } + // Windows does not report the 'x' permission bit, so propagate read + // bits to execute bits. + stat.mode |= (stat.mode & 292) >> 2; + } + return { + dev: stat.dev, + ino: stat.ino, + mode: stat.mode, + nlink: stat.nlink, + uid: stat.uid, + gid: stat.gid, + rdev: stat.rdev, + size: stat.size, + atime: stat.atime, + mtime: stat.mtime, + ctime: stat.ctime, + blksize: stat.blksize, + blocks: stat.blocks, + }; + }, + setattr(node, attr) { + var path = NODEFS.realPath(node); + NODEFS.tryFSOperation(() => { + if (attr.mode !== undefined) { + var mode = attr.mode; + if (NODEFS.isWindows) { + // Windows only supports S_IREAD / S_IWRITE (S_IRUSR / S_IWUSR) + // https://learn.microsoft.com/en-us/cpp/c-runtime-library/reference/chmod-wchmod + mode &= 384; + } + fs.chmodSync(path, mode); + // update the common node structure mode as well + node.mode = attr.mode; + } + if (attr.atime || attr.mtime) { + var atime = attr.atime && new Date(attr.atime); + var mtime = attr.mtime && new Date(attr.mtime); + fs.utimesSync(path, atime, mtime); + } + if (attr.size !== undefined) { + fs.truncateSync(path, attr.size); + } + }); + }, + lookup(parent, name) { + var path = PATH.join2(NODEFS.realPath(parent), name); + var mode = NODEFS.getMode(path); + return NODEFS.createNode(parent, name, mode); + }, + mknod(parent, name, mode, dev) { + var node = NODEFS.createNode(parent, name, mode, dev); + // create the backing node for this in the fs root as well + var path = NODEFS.realPath(node); + NODEFS.tryFSOperation(() => { + if (FS.isDir(node.mode)) { + fs.mkdirSync(path, node.mode); + } else { + fs.writeFileSync(path, '', { + mode: node.mode, + }); + } + }); + return node; + }, + rename(oldNode, newDir, newName) { + var oldPath = NODEFS.realPath(oldNode); + var newPath = PATH.join2(NODEFS.realPath(newDir), newName); + try { + FS.unlink(newPath); + } catch (e) {} + NODEFS.tryFSOperation(() => fs.renameSync(oldPath, newPath)); + oldNode.name = newName; + }, + unlink(parent, name) { + var path = PATH.join2(NODEFS.realPath(parent), name); + NODEFS.tryFSOperation(() => fs.unlinkSync(path)); + }, + rmdir(parent, name) { + var path = PATH.join2(NODEFS.realPath(parent), name); + NODEFS.tryFSOperation(() => fs.rmdirSync(path)); + }, + readdir(node) { + var path = NODEFS.realPath(node); + return NODEFS.tryFSOperation(() => fs.readdirSync(path)); + }, + symlink(parent, newName, oldPath) { + var newPath = PATH.join2(NODEFS.realPath(parent), newName); + NODEFS.tryFSOperation(() => fs.symlinkSync(oldPath, newPath)); + }, + readlink(node) { + var path = NODEFS.realPath(node); + return NODEFS.tryFSOperation(() => fs.readlinkSync(path)); + }, + statfs(path) { + var stats = NODEFS.tryFSOperation(() => fs.statfsSync(path)); + // Node.js doesn't provide frsize (fragment size). Set it to bsize (block size) + // as they're often the same in many file systems. May not be accurate for all. + stats.frsize = stats.bsize; + return stats; + }, + }, + stream_ops: { + open(stream) { + var path = NODEFS.realPath(stream.node); + NODEFS.tryFSOperation(() => { + if (FS.isFile(stream.node.mode)) { + stream.shared.refcount = 1; + stream.nfd = fs.openSync( + path, + NODEFS.flagsForNode(stream.flags) + ); + } + }); + }, + close(stream) { + NODEFS.tryFSOperation(() => { + if ( + FS.isFile(stream.node.mode) && + stream.nfd && + --stream.shared.refcount === 0 + ) { + fs.closeSync(stream.nfd); + } + }); + }, + dup(stream) { + stream.shared.refcount++; + }, + read(stream, buffer, offset, length, position) { + // Node.js < 6 compatibility: node errors on 0 length reads + if (length === 0) return 0; + return NODEFS.tryFSOperation(() => + fs.readSync( + stream.nfd, + new Int8Array(buffer.buffer, offset, length), + 0, + length, + position + ) + ); + }, + write(stream, buffer, offset, length, position) { + return NODEFS.tryFSOperation(() => + fs.writeSync( + stream.nfd, + new Int8Array(buffer.buffer, offset, length), + 0, + length, + position + ) + ); + }, + llseek(stream, offset, whence) { + var position = offset; + if (whence === 1) { + position += stream.position; + } else if (whence === 2) { + if (FS.isFile(stream.node.mode)) { + NODEFS.tryFSOperation(() => { + var stat = fs.fstatSync(stream.nfd); + position += stat.size; + }); + } + } + if (position < 0) { + throw new FS.ErrnoError(28); + } + return position; + }, + mmap(stream, length, position, prot, flags) { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + var ptr = mmapAlloc(length); + NODEFS.stream_ops.read(stream, HEAP8, ptr, length, position); + return { + ptr, + allocated: true, + }; + }, + msync(stream, buffer, offset, length, mmapFlags) { + NODEFS.stream_ops.write( + stream, + buffer, + 0, + length, + offset, + false + ); + // should we check if bytesWritten and length are the same? + return 0; + }, + }, + }; + + var PROXYFS = { + mount(mount) { + return PROXYFS.createNode( + null, + '/', + mount.opts.fs.lstat(mount.opts.root).mode, + 0 + ); + }, + createNode(parent, name, mode, dev) { + if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { + throw new FS.ErrnoError(ERRNO_CODES.EINVAL); + } + var node = FS.createNode(parent, name, mode); + node.node_ops = PROXYFS.node_ops; + node.stream_ops = PROXYFS.stream_ops; + return node; + }, + realPath(node) { + var parts = []; + while (node.parent !== node) { + parts.push(node.name); + node = node.parent; + } + parts.push(node.mount.opts.root); + parts.reverse(); + return PATH.join(...parts); + }, + node_ops: { + getattr(node) { + var path = PROXYFS.realPath(node); + var stat; + try { + stat = node.mount.opts.fs.lstat(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + return { + dev: stat.dev, + ino: stat.ino, + mode: stat.mode, + nlink: stat.nlink, + uid: stat.uid, + gid: stat.gid, + rdev: stat.rdev, + size: stat.size, + atime: stat.atime, + mtime: stat.mtime, + ctime: stat.ctime, + blksize: stat.blksize, + blocks: stat.blocks, + }; + }, + setattr(node, attr) { + var path = PROXYFS.realPath(node); + try { + if (attr.mode !== undefined) { + node.mount.opts.fs.chmod(path, attr.mode); + // update the common node structure mode as well + node.mode = attr.mode; + } + if (attr.atime || attr.mtime) { + var atime = new Date(attr.atime || attr.mtime); + var mtime = new Date(attr.mtime || attr.atime); + node.mount.opts.fs.utime(path, atime, mtime); + } + if (attr.size !== undefined) { + node.mount.opts.fs.truncate(path, attr.size); + } + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + lookup(parent, name) { + try { + var path = PATH.join2(PROXYFS.realPath(parent), name); + var mode = parent.mount.opts.fs.lstat(path).mode; + var node = PROXYFS.createNode(parent, name, mode); + return node; + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + mknod(parent, name, mode, dev) { + var node = PROXYFS.createNode(parent, name, mode, dev); + // create the backing node for this in the fs root as well + var path = PROXYFS.realPath(node); + try { + if (FS.isDir(node.mode)) { + node.mount.opts.fs.mkdir(path, node.mode); + } else { + node.mount.opts.fs.writeFile(path, '', { + mode: node.mode, + }); + } + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + return node; + }, + rename(oldNode, newDir, newName) { + var oldPath = PROXYFS.realPath(oldNode); + var newPath = PATH.join2(PROXYFS.realPath(newDir), newName); + try { + oldNode.mount.opts.fs.rename(oldPath, newPath); + oldNode.name = newName; + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + unlink(parent, name) { + var path = PATH.join2(PROXYFS.realPath(parent), name); + try { + parent.mount.opts.fs.unlink(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + rmdir(parent, name) { + var path = PATH.join2(PROXYFS.realPath(parent), name); + try { + parent.mount.opts.fs.rmdir(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + readdir(node) { + var path = PROXYFS.realPath(node); + try { + return node.mount.opts.fs.readdir(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + symlink(parent, newName, oldPath) { + var newPath = PATH.join2(PROXYFS.realPath(parent), newName); + try { + parent.mount.opts.fs.symlink(oldPath, newPath); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + readlink(node) { + var path = PROXYFS.realPath(node); + try { + return node.mount.opts.fs.readlink(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + }, + stream_ops: { + open(stream) { + var path = PROXYFS.realPath(stream.node); + try { + stream.nfd = stream.node.mount.opts.fs.open( + path, + stream.flags + ); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + close(stream) { + try { + stream.node.mount.opts.fs.close(stream.nfd); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + read(stream, buffer, offset, length, position) { + try { + return stream.node.mount.opts.fs.read( + stream.nfd, + buffer, + offset, + length, + position + ); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + write(stream, buffer, offset, length, position) { + try { + return stream.node.mount.opts.fs.write( + stream.nfd, + buffer, + offset, + length, + position + ); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + llseek(stream, offset, whence) { + var position = offset; + if (whence === 1) { + position += stream.position; + } else if (whence === 2) { + if (FS.isFile(stream.node.mode)) { + try { + var stat = stream.node.node_ops.getattr( + stream.node + ); + position += stat.size; + } catch (e) { + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + } + } + if (position < 0) { + throw new FS.ErrnoError(ERRNO_CODES.EINVAL); + } + return position; + }, + }, + }; + + var FS = { + root: null, + mounts: [], + devices: {}, + streams: [], + nextInode: 1, + nameTable: null, + currentPath: '/', + initialized: false, + ignorePermissions: true, + ErrnoError: class { + name = 'ErrnoError'; + // We set the `name` property to be able to identify `FS.ErrnoError` + // - the `name` is a standard ECMA-262 property of error objects. Kind of good to have it anyway. + // - when using PROXYFS, an error can come from an underlying FS + // as different FS objects have their own FS.ErrnoError each, + // the test `err instanceof FS.ErrnoError` won't detect an error coming from another filesystem, causing bugs. + // we'll use the reliable test `err.name == "ErrnoError"` instead + constructor(errno) { + this.errno = errno; + } + }, + filesystems: null, + syncFSRequests: 0, + readFiles: {}, + FSStream: class { + shared = {}; + get object() { + return this.node; + } + set object(val) { + this.node = val; + } + get isRead() { + return (this.flags & 2097155) !== 1; + } + get isWrite() { + return (this.flags & 2097155) !== 0; + } + get isAppend() { + return this.flags & 1024; + } + get flags() { + return this.shared.flags; + } + set flags(val) { + this.shared.flags = val; + } + get position() { + return this.shared.position; + } + set position(val) { + this.shared.position = val; + } + }, + FSNode: class { + node_ops = {}; + stream_ops = {}; + readMode = 292 | 73; + writeMode = 146; + mounted = null; + constructor(parent, name, mode, rdev) { + if (!parent) { + parent = this; + } + // root node sets parent to itself + this.parent = parent; + this.mount = parent.mount; + this.id = FS.nextInode++; + this.name = name; + this.mode = mode; + this.rdev = rdev; + this.atime = this.mtime = this.ctime = Date.now(); + } + get read() { + return (this.mode & this.readMode) === this.readMode; + } + set read(val) { + val + ? (this.mode |= this.readMode) + : (this.mode &= ~this.readMode); + } + get write() { + return (this.mode & this.writeMode) === this.writeMode; + } + set write(val) { + val + ? (this.mode |= this.writeMode) + : (this.mode &= ~this.writeMode); + } + get isFolder() { + return FS.isDir(this.mode); + } + get isDevice() { + return FS.isChrdev(this.mode); + } + }, + lookupPath(path, opts = {}) { + if (!path) + return { + path: '', + node: null, + }; + opts.follow_mount ??= true; + if (!PATH.isAbs(path)) { + path = FS.cwd() + '/' + path; + } + // limit max consecutive symlinks to 40 (SYMLOOP_MAX). + linkloop: for (var nlinks = 0; nlinks < 40; nlinks++) { + // split the absolute path + var parts = path.split('/').filter((p) => !!p && p !== '.'); + // start at the root + var current = FS.root; + var current_path = '/'; + for (var i = 0; i < parts.length; i++) { + var islast = i === parts.length - 1; + if (islast && opts.parent) { + // stop resolving + break; + } + if (parts[i] === '..') { + current_path = PATH.dirname(current_path); + current = current.parent; + continue; + } + current_path = PATH.join2(current_path, parts[i]); + try { + current = FS.lookupNode(current, parts[i]); + } catch (e) { + // if noent_okay is true, suppress a ENOENT in the last component + // and return an object with an undefined node. This is needed for + // resolving symlinks in the path when creating a file. + if (e?.errno === 44 && islast && opts.noent_okay) { + return { + path: current_path, + }; + } + throw e; + } + // jump to the mount's root node if this is a mountpoint + if ( + FS.isMountpoint(current) && + (!islast || opts.follow_mount) + ) { + current = current.mounted.root; + } + // by default, lookupPath will not follow a symlink if it is the final path component. + // setting opts.follow = true will override this behavior. + if (FS.isLink(current.mode) && (!islast || opts.follow)) { + if (!current.node_ops.readlink) { + throw new FS.ErrnoError(52); + } + var link = current.node_ops.readlink(current); + if (!PATH.isAbs(link)) { + link = PATH.dirname(current_path) + '/' + link; + } + path = link + '/' + parts.slice(i + 1).join('/'); + continue linkloop; + } + } + return { + path: current_path, + node: current, + }; + } + throw new FS.ErrnoError(32); + }, + getPath(node) { + var path; + while (true) { + if (FS.isRoot(node)) { + var mount = node.mount.mountpoint; + if (!path) return mount; + return mount[mount.length - 1] !== '/' + ? `${mount}/${path}` + : mount + path; + } + path = path ? `${node.name}/${path}` : node.name; + node = node.parent; + } + }, + hashName(parentid, name) { + var hash = 0; + for (var i = 0; i < name.length; i++) { + hash = ((hash << 5) - hash + name.charCodeAt(i)) | 0; + } + return ((parentid + hash) >>> 0) % FS.nameTable.length; + }, + hashAddNode(node) { + var hash = FS.hashName(node.parent.id, node.name); + node.name_next = FS.nameTable[hash]; + FS.nameTable[hash] = node; + }, + hashRemoveNode(node) { + var hash = FS.hashName(node.parent.id, node.name); + if (FS.nameTable[hash] === node) { + FS.nameTable[hash] = node.name_next; + } else { + var current = FS.nameTable[hash]; + while (current) { + if (current.name_next === node) { + current.name_next = node.name_next; + break; + } + current = current.name_next; + } + } + }, + lookupNode(parent, name) { + var errCode = FS.mayLookup(parent); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + var hash = FS.hashName(parent.id, name); + for (var node = FS.nameTable[hash]; node; node = node.name_next) { + var nodeName = node.name; + if (node.parent.id === parent.id && nodeName === name) { + return node; + } + } + // if we failed to find it in the cache, call into the VFS + return FS.lookup(parent, name); + }, + createNode(parent, name, mode, rdev) { + var node = new FS.FSNode(parent, name, mode, rdev); + FS.hashAddNode(node); + return node; + }, + destroyNode(node) { + FS.hashRemoveNode(node); + }, + isRoot(node) { + return node === node.parent; + }, + isMountpoint(node) { + return !!node.mounted; + }, + isFile(mode) { + return (mode & 61440) === 32768; + }, + isDir(mode) { + return (mode & 61440) === 16384; + }, + isLink(mode) { + return (mode & 61440) === 40960; + }, + isChrdev(mode) { + return (mode & 61440) === 8192; + }, + isBlkdev(mode) { + return (mode & 61440) === 24576; + }, + isFIFO(mode) { + return (mode & 61440) === 4096; + }, + isSocket(mode) { + return (mode & 49152) === 49152; + }, + flagsToPermissionString(flag) { + var perms = ['r', 'w', 'rw'][flag & 3]; + if (flag & 512) { + perms += 'w'; + } + return perms; + }, + nodePermissions(node, perms) { + if (FS.ignorePermissions) { + return 0; + } + // return 0 if any user, group or owner bits are set. + if (perms.includes('r') && !(node.mode & 292)) { + return 2; + } else if (perms.includes('w') && !(node.mode & 146)) { + return 2; + } else if (perms.includes('x') && !(node.mode & 73)) { + return 2; + } + return 0; + }, + mayLookup(dir) { + if (!FS.isDir(dir.mode)) return 54; + var errCode = FS.nodePermissions(dir, 'x'); + if (errCode) return errCode; + if (!dir.node_ops.lookup) return 2; + return 0; + }, + mayCreate(dir, name) { + if (!FS.isDir(dir.mode)) { + return 54; + } + try { + var node = FS.lookupNode(dir, name); + return 20; + } catch (e) {} + return FS.nodePermissions(dir, 'wx'); + }, + mayDelete(dir, name, isdir) { + var node; + try { + node = FS.lookupNode(dir, name); + } catch (e) { + return e.errno; + } + var errCode = FS.nodePermissions(dir, 'wx'); + if (errCode) { + return errCode; + } + if (isdir) { + if (!FS.isDir(node.mode)) { + return 54; + } + if (FS.isRoot(node) || FS.getPath(node) === FS.cwd()) { + return 10; + } + } else { + if (FS.isDir(node.mode)) { + return 31; + } + } + return 0; + }, + mayOpen(node, flags) { + if (!node) { + return 44; + } + if (FS.isLink(node.mode)) { + return 32; + } else if (FS.isDir(node.mode)) { + if ( + FS.flagsToPermissionString(flags) !== 'r' || // opening for write + flags & 512 + ) { + // TODO: check for O_SEARCH? (== search for dir only) + return 31; + } + } + return FS.nodePermissions(node, FS.flagsToPermissionString(flags)); + }, + MAX_OPEN_FDS: 4096, + nextfd() { + for (var fd = 0; fd <= FS.MAX_OPEN_FDS; fd++) { + if (!FS.streams[fd]) { + return fd; + } + } + throw new FS.ErrnoError(33); + }, + getStreamChecked(fd) { + var stream = FS.getStream(fd); + if (!stream) { + throw new FS.ErrnoError(8); + } + return stream; + }, + getStream: (fd) => FS.streams[fd], + createStream(stream, fd = -1) { + // clone it, so we can return an instance of FSStream + stream = Object.assign(new FS.FSStream(), stream); + if (fd == -1) { + fd = FS.nextfd(); + } + stream.fd = fd; + FS.streams[fd] = stream; + return stream; + }, + closeStream(fd) { + FS.streams[fd] = null; + }, + dupStream(origStream, fd = -1) { + var stream = FS.createStream(origStream, fd); + stream.stream_ops?.dup?.(stream); + return stream; + }, + chrdev_stream_ops: { + open(stream) { + var device = FS.getDevice(stream.node.rdev); + // override node's stream ops with the device's + stream.stream_ops = device.stream_ops; + // forward the open call + stream.stream_ops.open?.(stream); + }, + llseek() { + throw new FS.ErrnoError(70); + }, + }, + major: (dev) => dev >> 8, + minor: (dev) => dev & 255, + makedev: (ma, mi) => (ma << 8) | mi, + registerDevice(dev, ops) { + FS.devices[dev] = { + stream_ops: ops, + }; + }, + getDevice: (dev) => FS.devices[dev], + getMounts(mount) { + var mounts = []; + var check = [mount]; + while (check.length) { + var m = check.pop(); + mounts.push(m); + check.push(...m.mounts); + } + return mounts; + }, + syncfs(populate, callback) { + if (typeof populate == 'function') { + callback = populate; + populate = false; + } + FS.syncFSRequests++; + if (FS.syncFSRequests > 1) { + err( + `warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work` + ); + } + var mounts = FS.getMounts(FS.root.mount); + var completed = 0; + function doCallback(errCode) { + FS.syncFSRequests--; + return callback(errCode); + } + function done(errCode) { + if (errCode) { + if (!done.errored) { + done.errored = true; + return doCallback(errCode); + } + return; + } + if (++completed >= mounts.length) { + doCallback(null); + } + } + // sync all mounts + mounts.forEach((mount) => { + if (!mount.type.syncfs) { + return done(null); + } + mount.type.syncfs(mount, populate, done); + }); + }, + mount(type, opts, mountpoint) { + var root = mountpoint === '/'; + var pseudo = !mountpoint; + var node; + if (root && FS.root) { + throw new FS.ErrnoError(10); + } else if (!root && !pseudo) { + var lookup = FS.lookupPath(mountpoint, { + follow_mount: false, + }); + mountpoint = lookup.path; + // use the absolute path + node = lookup.node; + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + if (!FS.isDir(node.mode)) { + throw new FS.ErrnoError(54); + } + } + var mount = { + type, + opts, + mountpoint, + mounts: [], + }; + // create a root node for the fs + var mountRoot = type.mount(mount); + mountRoot.mount = mount; + mount.root = mountRoot; + if (root) { + FS.root = mountRoot; + } else if (node) { + // set as a mountpoint + node.mounted = mount; + // add the new mount to the current mount's children + if (node.mount) { + node.mount.mounts.push(mount); + } + } + return mountRoot; + }, + unmount(mountpoint) { + var lookup = FS.lookupPath(mountpoint, { + follow_mount: false, + }); + if (!FS.isMountpoint(lookup.node)) { + throw new FS.ErrnoError(28); + } + // destroy the nodes for this mount, and all its child mounts + var node = lookup.node; + var mount = node.mounted; + var mounts = FS.getMounts(mount); + Object.keys(FS.nameTable).forEach((hash) => { + var current = FS.nameTable[hash]; + while (current) { + var next = current.name_next; + if (mounts.includes(current.mount)) { + FS.destroyNode(current); + } + current = next; + } + }); + // no longer a mountpoint + node.mounted = null; + // remove this mount from the child mounts + var idx = node.mount.mounts.indexOf(mount); + node.mount.mounts.splice(idx, 1); + }, + lookup(parent, name) { + return parent.node_ops.lookup(parent, name); + }, + mknod(path, mode, dev) { + var lookup = FS.lookupPath(path, { + parent: true, + }); + var parent = lookup.node; + var name = PATH.basename(path); + if (!name || name === '.' || name === '..') { + throw new FS.ErrnoError(28); + } + var errCode = FS.mayCreate(parent, name); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.mknod) { + throw new FS.ErrnoError(63); + } + return parent.node_ops.mknod(parent, name, mode, dev); + }, + statfs(path) { + // NOTE: None of the defaults here are true. We're just returning safe and + // sane values. + var rtn = { + bsize: 4096, + frsize: 4096, + blocks: 1e6, + bfree: 5e5, + bavail: 5e5, + files: FS.nextInode, + ffree: FS.nextInode - 1, + fsid: 42, + flags: 2, + namelen: 255, + }; + var parent = FS.lookupPath(path, { + follow: true, + }).node; + if (parent?.node_ops.statfs) { + Object.assign( + rtn, + parent.node_ops.statfs(parent.mount.opts.root) + ); + } + return rtn; + }, + create(path, mode = 438) { + mode &= 4095; + mode |= 32768; + return FS.mknod(path, mode, 0); + }, + mkdir(path, mode = 511) { + mode &= 511 | 512; + mode |= 16384; + return FS.mknod(path, mode, 0); + }, + mkdirTree(path, mode) { + var dirs = path.split('/'); + var d = ''; + for (var i = 0; i < dirs.length; ++i) { + if (!dirs[i]) continue; + d += '/' + dirs[i]; + try { + FS.mkdir(d, mode); + } catch (e) { + if (e.errno != 20) throw e; + } + } + }, + mkdev(path, mode, dev) { + if (typeof dev == 'undefined') { + dev = mode; + mode = 438; + } + mode |= 8192; + return FS.mknod(path, mode, dev); + }, + symlink(oldpath, newpath) { + if (!PATH_FS.resolve(oldpath)) { + throw new FS.ErrnoError(44); + } + var lookup = FS.lookupPath(newpath, { + parent: true, + }); + var parent = lookup.node; + if (!parent) { + throw new FS.ErrnoError(44); + } + var newname = PATH.basename(newpath); + var errCode = FS.mayCreate(parent, newname); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.symlink) { + throw new FS.ErrnoError(63); + } + return parent.node_ops.symlink(parent, newname, oldpath); + }, + rename(old_path, new_path) { + var old_dirname = PATH.dirname(old_path); + var new_dirname = PATH.dirname(new_path); + var old_name = PATH.basename(old_path); + var new_name = PATH.basename(new_path); + // parents must exist + var lookup, old_dir, new_dir; + // let the errors from non existent directories percolate up + lookup = FS.lookupPath(old_path, { + parent: true, + }); + old_dir = lookup.node; + lookup = FS.lookupPath(new_path, { + parent: true, + }); + new_dir = lookup.node; + if (!old_dir || !new_dir) throw new FS.ErrnoError(44); + // need to be part of the same mount + if (old_dir.mount !== new_dir.mount) { + throw new FS.ErrnoError(75); + } + // source must exist + var old_node = FS.lookupNode(old_dir, old_name); + // old path should not be an ancestor of the new path + var relative = PATH_FS.relative(old_path, new_dirname); + if (relative.charAt(0) !== '.') { + throw new FS.ErrnoError(28); + } + // new path should not be an ancestor of the old path + relative = PATH_FS.relative(new_path, old_dirname); + if (relative.charAt(0) !== '.') { + throw new FS.ErrnoError(55); + } + // see if the new path already exists + var new_node; + try { + new_node = FS.lookupNode(new_dir, new_name); + } catch (e) {} + // early out if nothing needs to change + if (old_node === new_node) { + return; + } + // we'll need to delete the old entry + var isdir = FS.isDir(old_node.mode); + var errCode = FS.mayDelete(old_dir, old_name, isdir); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + // need delete permissions if we'll be overwriting. + // need create permissions if new doesn't already exist. + errCode = new_node + ? FS.mayDelete(new_dir, new_name, isdir) + : FS.mayCreate(new_dir, new_name); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!old_dir.node_ops.rename) { + throw new FS.ErrnoError(63); + } + if ( + FS.isMountpoint(old_node) || + (new_node && FS.isMountpoint(new_node)) + ) { + throw new FS.ErrnoError(10); + } + // if we are going to change the parent, check write permissions + if (new_dir !== old_dir) { + errCode = FS.nodePermissions(old_dir, 'w'); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + } + // remove the node from the lookup hash + FS.hashRemoveNode(old_node); + // do the underlying fs rename + try { + old_dir.node_ops.rename(old_node, new_dir, new_name); + // update old node (we do this here to avoid each backend + // needing to) + old_node.parent = new_dir; + } catch (e) { + throw e; + } finally { + // add the node back to the hash (in case node_ops.rename + // changed its name) + FS.hashAddNode(old_node); + } + }, + rmdir(path) { + var lookup = FS.lookupPath(path, { + parent: true, + }); + var parent = lookup.node; + var name = PATH.basename(path); + var node = FS.lookupNode(parent, name); + var errCode = FS.mayDelete(parent, name, true); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.rmdir) { + throw new FS.ErrnoError(63); + } + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + parent.node_ops.rmdir(parent, name); + FS.destroyNode(node); + }, + readdir(path) { + var lookup = FS.lookupPath(path, { + follow: true, + }); + var node = lookup.node; + if (!node.node_ops.readdir) { + throw new FS.ErrnoError(54); + } + return node.node_ops.readdir(node); + }, + unlink(path) { + var lookup = FS.lookupPath(path, { + parent: true, + }); + var parent = lookup.node; + if (!parent) { + throw new FS.ErrnoError(44); + } + var name = PATH.basename(path); + var node = FS.lookupNode(parent, name); + var errCode = FS.mayDelete(parent, name, false); + if (errCode) { + // According to POSIX, we should map EISDIR to EPERM, but + // we instead do what Linux does (and we must, as we use + // the musl linux libc). + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.unlink) { + throw new FS.ErrnoError(63); + } + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + parent.node_ops.unlink(parent, name); + FS.destroyNode(node); + }, + readlink(path) { + var lookup = FS.lookupPath(path); + var link = lookup.node; + if (!link) { + throw new FS.ErrnoError(44); + } + if (!link.node_ops.readlink) { + throw new FS.ErrnoError(28); + } + return link.node_ops.readlink(link); + }, + stat(path, dontFollow) { + var lookup = FS.lookupPath(path, { + follow: !dontFollow, + }); + var node = lookup.node; + if (!node) { + throw new FS.ErrnoError(44); + } + if (!node.node_ops.getattr) { + throw new FS.ErrnoError(63); + } + return node.node_ops.getattr(node); + }, + lstat(path) { + return FS.stat(path, true); + }, + chmod(path, mode, dontFollow) { + var node; + if (typeof path == 'string') { + var lookup = FS.lookupPath(path, { + follow: !dontFollow, + }); + node = lookup.node; + } else { + node = path; + } + if (!node.node_ops.setattr) { + throw new FS.ErrnoError(63); + } + node.node_ops.setattr(node, { + mode: (mode & 4095) | (node.mode & ~4095), + ctime: Date.now(), + }); + }, + lchmod(path, mode) { + FS.chmod(path, mode, true); + }, + fchmod(fd, mode) { + var stream = FS.getStreamChecked(fd); + FS.chmod(stream.node, mode); + }, + chown(path, uid, gid, dontFollow) { + var node; + if (typeof path == 'string') { + var lookup = FS.lookupPath(path, { + follow: !dontFollow, + }); + node = lookup.node; + } else { + node = path; + } + if (!node.node_ops.setattr) { + throw new FS.ErrnoError(63); + } + node.node_ops.setattr(node, { + timestamp: Date.now(), + }); + }, + // we ignore the uid / gid for now + lchown(path, uid, gid) { + FS.chown(path, uid, gid, true); + }, + fchown(fd, uid, gid) { + var stream = FS.getStreamChecked(fd); + FS.chown(stream.node, uid, gid); + }, + truncate(path, len) { + if (len < 0) { + throw new FS.ErrnoError(28); + } + var node; + if (typeof path == 'string') { + var lookup = FS.lookupPath(path, { + follow: true, + }); + node = lookup.node; + } else { + node = path; + } + if (!node.node_ops.setattr) { + throw new FS.ErrnoError(63); + } + if (FS.isDir(node.mode)) { + throw new FS.ErrnoError(31); + } + if (!FS.isFile(node.mode)) { + throw new FS.ErrnoError(28); + } + var errCode = FS.nodePermissions(node, 'w'); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + node.node_ops.setattr(node, { + size: len, + timestamp: Date.now(), + }); + }, + ftruncate(fd, len) { + var stream = FS.getStreamChecked(fd); + if ((stream.flags & 2097155) === 0) { + throw new FS.ErrnoError(28); + } + FS.truncate(stream.node, len); + }, + utime(path, atime, mtime) { + var lookup = FS.lookupPath(path, { + follow: true, + }); + var node = lookup.node; + node.node_ops.setattr(node, { + atime, + mtime, + }); + }, + open(path, flags, mode = 438) { + if (path === '') { + throw new FS.ErrnoError(44); + } + flags = + typeof flags == 'string' ? FS_modeStringToFlags(flags) : flags; + if (flags & 64) { + mode = (mode & 4095) | 32768; + } else { + mode = 0; + } + var node; + if (typeof path == 'object') { + node = path; + } else { + // noent_okay makes it so that if the final component of the path + // doesn't exist, lookupPath returns `node: undefined`. `path` will be + // updated to point to the target of all symlinks. + var lookup = FS.lookupPath(path, { + follow: !(flags & 131072), + noent_okay: true, + }); + node = lookup.node; + path = lookup.path; + } + // perhaps we need to create the node + var created = false; + if (flags & 64) { + if (node) { + // if O_CREAT and O_EXCL are set, error out if the node already exists + if (flags & 128) { + throw new FS.ErrnoError(20); + } + } else { + // node doesn't exist, try to create it + node = FS.mknod(path, mode, 0); + created = true; + } + } + if (!node) { + throw new FS.ErrnoError(44); + } + // can't truncate a device + if (FS.isChrdev(node.mode)) { + flags &= ~512; + } + // if asked only for a directory, then this must be one + if (flags & 65536 && !FS.isDir(node.mode)) { + throw new FS.ErrnoError(54); + } + // check permissions, if this is not a file we just created now (it is ok to + // create and write to a file with read-only permissions; it is read-only + // for later use) + if (!created) { + var errCode = FS.mayOpen(node, flags); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + } + // do truncation if necessary + if (flags & 512 && !created) { + FS.truncate(node, 0); + } + // we've already handled these, don't pass down to the underlying vfs + flags &= ~(128 | 512 | 131072); + // register the stream with the filesystem + var stream = FS.createStream({ + node, + path: FS.getPath(node), + // we want the absolute path to the node + flags, + seekable: true, + position: 0, + stream_ops: node.stream_ops, + // used by the file family libc calls (fopen, fwrite, ferror, etc.) + ungotten: [], + error: false, + }); + // call the new stream's open function + if (stream.stream_ops.open) { + stream.stream_ops.open(stream); + } + if (Module['logReadFiles'] && !(flags & 1)) { + if (!(path in FS.readFiles)) { + FS.readFiles[path] = 1; + } + } + return stream; + }, + close(stream) { + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if (stream.getdents) stream.getdents = null; + // free readdir state + try { + if (stream.stream_ops.close) { + stream.stream_ops.close(stream); + } + } catch (e) { + throw e; + } finally { + FS.closeStream(stream.fd); + } + stream.fd = null; + }, + isClosed(stream) { + return stream.fd === null; + }, + llseek(stream, offset, whence) { + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if (!stream.seekable || !stream.stream_ops.llseek) { + throw new FS.ErrnoError(70); + } + if (whence != 0 && whence != 1 && whence != 2) { + throw new FS.ErrnoError(28); + } + stream.position = stream.stream_ops.llseek(stream, offset, whence); + stream.ungotten = []; + return stream.position; + }, + read(stream, buffer, offset, length, position) { + if (length < 0 || position < 0) { + throw new FS.ErrnoError(28); + } + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if ((stream.flags & 2097155) === 1) { + throw new FS.ErrnoError(8); + } + if (FS.isDir(stream.node.mode)) { + throw new FS.ErrnoError(31); + } + if (!stream.stream_ops.read) { + throw new FS.ErrnoError(28); + } + var seeking = typeof position != 'undefined'; + if (!seeking) { + position = stream.position; + } else if (!stream.seekable) { + throw new FS.ErrnoError(70); + } + var bytesRead = stream.stream_ops.read( + stream, + buffer, + offset, + length, + position + ); + if (!seeking) stream.position += bytesRead; + return bytesRead; + }, + write(stream, buffer, offset, length, position, canOwn) { + if (length < 0 || position < 0) { + throw new FS.ErrnoError(28); + } + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if ((stream.flags & 2097155) === 0) { + throw new FS.ErrnoError(8); + } + if (FS.isDir(stream.node.mode)) { + throw new FS.ErrnoError(31); + } + if (!stream.stream_ops.write) { + throw new FS.ErrnoError(28); + } + if (stream.seekable && stream.flags & 1024) { + // seek to the end before writing in append mode + FS.llseek(stream, 0, 2); + } + var seeking = typeof position != 'undefined'; + if (!seeking) { + position = stream.position; + } else if (!stream.seekable) { + throw new FS.ErrnoError(70); + } + var bytesWritten = stream.stream_ops.write( + stream, + buffer, + offset, + length, + position, + canOwn + ); + if (!seeking) stream.position += bytesWritten; + return bytesWritten; + }, + allocate(stream, offset, length) { + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if (offset < 0 || length <= 0) { + throw new FS.ErrnoError(28); + } + if ((stream.flags & 2097155) === 0) { + throw new FS.ErrnoError(8); + } + if (!FS.isFile(stream.node.mode) && !FS.isDir(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + if (!stream.stream_ops.allocate) { + throw new FS.ErrnoError(138); + } + stream.stream_ops.allocate(stream, offset, length); + }, + mmap(stream, length, position, prot, flags) { + // User requests writing to file (prot & PROT_WRITE != 0). + // Checking if we have permissions to write to the file unless + // MAP_PRIVATE flag is set. According to POSIX spec it is possible + // to write to file opened in read-only mode with MAP_PRIVATE flag, + // as all modifications will be visible only in the memory of + // the current process. + if ( + (prot & 2) !== 0 && + (flags & 2) === 0 && + (stream.flags & 2097155) !== 2 + ) { + throw new FS.ErrnoError(2); + } + if ((stream.flags & 2097155) === 1) { + throw new FS.ErrnoError(2); + } + if (!stream.stream_ops.mmap) { + throw new FS.ErrnoError(43); + } + if (!length) { + throw new FS.ErrnoError(28); + } + return stream.stream_ops.mmap( + stream, + length, + position, + prot, + flags + ); + }, + msync(stream, buffer, offset, length, mmapFlags) { + if (!stream.stream_ops.msync) { + return 0; + } + return stream.stream_ops.msync( + stream, + buffer, + offset, + length, + mmapFlags + ); + }, + ioctl(stream, cmd, arg) { + if (!stream.stream_ops.ioctl) { + throw new FS.ErrnoError(59); + } + return stream.stream_ops.ioctl(stream, cmd, arg); + }, + readFile(path, opts = {}) { + opts.flags = opts.flags || 0; + opts.encoding = opts.encoding || 'binary'; + if (opts.encoding !== 'utf8' && opts.encoding !== 'binary') { + throw new Error(`Invalid encoding type "${opts.encoding}"`); + } + var ret; + var stream = FS.open(path, opts.flags); + var stat = FS.stat(path); + var length = stat.size; + var buf = new Uint8Array(length); + FS.read(stream, buf, 0, length, 0); + if (opts.encoding === 'utf8') { + ret = UTF8ArrayToString(buf); + } else if (opts.encoding === 'binary') { + ret = buf; + } + FS.close(stream); + return ret; + }, + writeFile(path, data, opts = {}) { + opts.flags = opts.flags || 577; + var stream = FS.open(path, opts.flags, opts.mode); + if (typeof data == 'string') { + var buf = new Uint8Array(lengthBytesUTF8(data) + 1); + var actualNumBytes = stringToUTF8Array( + data, + buf, + 0, + buf.length + ); + FS.write( + stream, + buf, + 0, + actualNumBytes, + undefined, + opts.canOwn + ); + } else if (ArrayBuffer.isView(data)) { + FS.write( + stream, + data, + 0, + data.byteLength, + undefined, + opts.canOwn + ); + } else { + throw new Error('Unsupported data type'); + } + FS.close(stream); + }, + cwd: () => FS.currentPath, + chdir(path) { + var lookup = FS.lookupPath(path, { + follow: true, + }); + if (lookup.node === null) { + throw new FS.ErrnoError(44); + } + if (!FS.isDir(lookup.node.mode)) { + throw new FS.ErrnoError(54); + } + var errCode = FS.nodePermissions(lookup.node, 'x'); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + FS.currentPath = lookup.path; + }, + createDefaultDirectories() { + FS.mkdir('/tmp'); + FS.mkdir('/home'); + FS.mkdir('/home/web_user'); + }, + createDefaultDevices() { + // create /dev + FS.mkdir('/dev'); + // setup /dev/null + FS.registerDevice(FS.makedev(1, 3), { + read: () => 0, + write: (stream, buffer, offset, length, pos) => length, + llseek: () => 0, + }); + FS.mkdev('/dev/null', FS.makedev(1, 3)); + // setup /dev/tty and /dev/tty1 + // stderr needs to print output using err() rather than out() + // so we register a second tty just for it. + TTY.register(FS.makedev(5, 0), TTY.default_tty_ops); + TTY.register(FS.makedev(6, 0), TTY.default_tty1_ops); + FS.mkdev('/dev/tty', FS.makedev(5, 0)); + FS.mkdev('/dev/tty1', FS.makedev(6, 0)); + // setup /dev/[u]random + // use a buffer to avoid overhead of individual crypto calls per byte + var randomBuffer = new Uint8Array(1024), + randomLeft = 0; + var randomByte = () => { + if (randomLeft === 0) { + randomLeft = randomFill(randomBuffer).byteLength; + } + return randomBuffer[--randomLeft]; + }; + FS.createDevice('/dev', 'random', randomByte); + FS.createDevice('/dev', 'urandom', randomByte); + // we're not going to emulate the actual shm device, + // just create the tmp dirs that reside in it commonly + FS.mkdir('/dev/shm'); + FS.mkdir('/dev/shm/tmp'); + }, + createSpecialDirectories() { + // create /proc/self/fd which allows /proc/self/fd/6 => readlink gives the + // name of the stream for fd 6 (see test_unistd_ttyname) + FS.mkdir('/proc'); + var proc_self = FS.mkdir('/proc/self'); + FS.mkdir('/proc/self/fd'); + FS.mount( + { + mount() { + var node = FS.createNode(proc_self, 'fd', 16895, 73); + node.stream_ops = { + llseek: MEMFS.stream_ops.llseek, + }; + node.node_ops = { + lookup(parent, name) { + var fd = +name; + var stream = FS.getStreamChecked(fd); + var ret = { + parent: null, + mount: { + mountpoint: 'fake', + }, + node_ops: { + readlink: () => stream.path, + }, + id: fd + 1, + }; + ret.parent = ret; + // make it look like a simple root node + return ret; + }, + readdir() { + return Array.from(FS.streams.entries()) + .filter(([k, v]) => v) + .map(([k, v]) => k.toString()); + }, + }; + return node; + }, + }, + {}, + '/proc/self/fd' + ); + }, + createStandardStreams(input, output, error) { + // TODO deprecate the old functionality of a single + // input / output callback and that utilizes FS.createDevice + // and instead require a unique set of stream ops + // by default, we symlink the standard streams to the + // default tty devices. however, if the standard streams + // have been overwritten we create a unique device for + // them instead. + if (input) { + FS.createDevice('/dev', 'stdin', input); + } else { + FS.symlink('/dev/tty', '/dev/stdin'); + } + if (output) { + FS.createDevice('/dev', 'stdout', null, output); + } else { + FS.symlink('/dev/tty', '/dev/stdout'); + } + if (error) { + FS.createDevice('/dev', 'stderr', null, error); + } else { + FS.symlink('/dev/tty1', '/dev/stderr'); + } + // open default streams for the stdin, stdout and stderr devices + var stdin = FS.open('/dev/stdin', 0); + var stdout = FS.open('/dev/stdout', 1); + var stderr = FS.open('/dev/stderr', 1); + }, + staticInit() { + FS.nameTable = new Array(4096); + FS.mount(MEMFS, {}, '/'); + FS.createDefaultDirectories(); + FS.createDefaultDevices(); + FS.createSpecialDirectories(); + FS.filesystems = { + MEMFS: MEMFS, + NODEFS: NODEFS, + PROXYFS: PROXYFS, + }; + }, + init(input, output, error) { + FS.initialized = true; + // Allow Module.stdin etc. to provide defaults, if none explicitly passed to us here + input ??= Module['stdin']; + output ??= Module['stdout']; + error ??= Module['stderr']; + FS.createStandardStreams(input, output, error); + }, + quit() { + FS.initialized = false; + // force-flush all streams, so we get musl std streams printed out + _fflush(0); + // close all of our streams + for (var i = 0; i < FS.streams.length; i++) { + var stream = FS.streams[i]; + if (!stream) { + continue; + } + FS.close(stream); + } + }, + findObject(path, dontResolveLastLink) { + var ret = FS.analyzePath(path, dontResolveLastLink); + if (!ret.exists) { + return null; + } + return ret.object; + }, + analyzePath(path, dontResolveLastLink) { + // operate from within the context of the symlink's target + try { + var lookup = FS.lookupPath(path, { + follow: !dontResolveLastLink, + }); + path = lookup.path; + } catch (e) {} + var ret = { + isRoot: false, + exists: false, + error: 0, + name: null, + path: null, + object: null, + parentExists: false, + parentPath: null, + parentObject: null, + }; + try { + var lookup = FS.lookupPath(path, { + parent: true, + }); + ret.parentExists = true; + ret.parentPath = lookup.path; + ret.parentObject = lookup.node; + ret.name = PATH.basename(path); + lookup = FS.lookupPath(path, { + follow: !dontResolveLastLink, + }); + ret.exists = true; + ret.path = lookup.path; + ret.object = lookup.node; + ret.name = lookup.node.name; + ret.isRoot = lookup.path === '/'; + } catch (e) { + ret.error = e.errno; + } + return ret; + }, + createPath(parent, path, canRead, canWrite) { + parent = typeof parent == 'string' ? parent : FS.getPath(parent); + var parts = path.split('/').reverse(); + while (parts.length) { + var part = parts.pop(); + if (!part) continue; + var current = PATH.join2(parent, part); + try { + FS.mkdir(current); + } catch (e) {} + // ignore EEXIST + parent = current; + } + return current; + }, + createFile(parent, name, properties, canRead, canWrite) { + var path = PATH.join2( + typeof parent == 'string' ? parent : FS.getPath(parent), + name + ); + var mode = FS_getMode(canRead, canWrite); + return FS.create(path, mode); + }, + createDataFile(parent, name, data, canRead, canWrite, canOwn) { + var path = name; + if (parent) { + parent = + typeof parent == 'string' ? parent : FS.getPath(parent); + path = name ? PATH.join2(parent, name) : parent; + } + var mode = FS_getMode(canRead, canWrite); + var node = FS.create(path, mode); + if (data) { + if (typeof data == 'string') { + var arr = new Array(data.length); + for (var i = 0, len = data.length; i < len; ++i) + arr[i] = data.charCodeAt(i); + data = arr; + } + // make sure we can write to the file + FS.chmod(node, mode | 146); + var stream = FS.open(node, 577); + FS.write(stream, data, 0, data.length, 0, canOwn); + FS.close(stream); + FS.chmod(node, mode); + } + }, + createDevice(parent, name, input, output) { + var path = PATH.join2( + typeof parent == 'string' ? parent : FS.getPath(parent), + name + ); + var mode = FS_getMode(!!input, !!output); + FS.createDevice.major ??= 64; + var dev = FS.makedev(FS.createDevice.major++, 0); + // Create a fake device that a set of stream ops to emulate + // the old behavior. + FS.registerDevice(dev, { + open(stream) { + stream.seekable = false; + }, + close(stream) { + // flush any pending line data + if (output?.buffer?.length) { + output(10); + } + }, + read(stream, buffer, offset, length, pos) { + /* ignored */ var bytesRead = 0; + for (var i = 0; i < length; i++) { + var result; + try { + result = input(); + } catch (e) { + throw new FS.ErrnoError(29); + } + if (result === undefined && bytesRead === 0) { + throw new FS.ErrnoError(6); + } + if (result === null || result === undefined) break; + bytesRead++; + buffer[offset + i] = result; + } + if (bytesRead) { + stream.node.atime = Date.now(); + } + return bytesRead; + }, + write(stream, buffer, offset, length, pos) { + for (var i = 0; i < length; i++) { + try { + output(buffer[offset + i]); + } catch (e) { + throw new FS.ErrnoError(29); + } + } + if (length) { + stream.node.mtime = stream.node.ctime = Date.now(); + } + return i; + }, + }); + return FS.mkdev(path, mode, dev); + }, + forceLoadFile(obj) { + if (obj.isDevice || obj.isFolder || obj.link || obj.contents) + return true; + if (typeof XMLHttpRequest != 'undefined') { + throw new Error( + 'Lazy loading should have been performed (contents set) in createLazyFile, but it was not. Lazy loading only works in web workers. Use --embed-file or --preload-file in emcc on the main thread.' + ); + } else { + // Command-line. + try { + obj.contents = readBinary(obj.url); + obj.usedBytes = obj.contents.length; + } catch (e) { + throw new FS.ErrnoError(29); + } + } + }, + createLazyFile(parent, name, url, canRead, canWrite) { + // Lazy chunked Uint8Array (implements get and length from Uint8Array). + // Actual getting is abstracted away for eventual reuse. + class LazyUint8Array { + lengthKnown = false; + chunks = []; + // Loaded chunks. Index is the chunk number + get(idx) { + if (idx > this.length - 1 || idx < 0) { + return undefined; + } + var chunkOffset = idx % this.chunkSize; + var chunkNum = (idx / this.chunkSize) | 0; + return this.getter(chunkNum)[chunkOffset]; + } + setDataGetter(getter) { + this.getter = getter; + } + cacheLength() { + // Find length + var xhr = new XMLHttpRequest(); + xhr.open('HEAD', url, false); + xhr.send(null); + if ( + !( + (xhr.status >= 200 && xhr.status < 300) || + xhr.status === 304 + ) + ) + throw new Error( + "Couldn't load " + url + '. Status: ' + xhr.status + ); + var datalength = Number( + xhr.getResponseHeader('Content-length') + ); + var header; + var hasByteServing = + (header = xhr.getResponseHeader('Accept-Ranges')) && + header === 'bytes'; + var usesGzip = + (header = xhr.getResponseHeader('Content-Encoding')) && + header === 'gzip'; + var chunkSize = 1024 * 1024; + // Chunk size in bytes + if (!hasByteServing) chunkSize = datalength; + // Function to get a range from the remote URL. + var doXHR = (from, to) => { + if (from > to) + throw new Error( + 'invalid range (' + + from + + ', ' + + to + + ') or no bytes requested!' + ); + if (to > datalength - 1) + throw new Error( + 'only ' + + datalength + + ' bytes available! programmer error!' + ); + // TODO: Use mozResponseArrayBuffer, responseStream, etc. if available. + var xhr = new XMLHttpRequest(); + xhr.open('GET', url, false); + if (datalength !== chunkSize) + xhr.setRequestHeader( + 'Range', + 'bytes=' + from + '-' + to + ); + // Some hints to the browser that we want binary data. + xhr.responseType = 'arraybuffer'; + if (xhr.overrideMimeType) { + xhr.overrideMimeType( + 'text/plain; charset=x-user-defined' + ); + } + xhr.send(null); + if ( + !( + (xhr.status >= 200 && xhr.status < 300) || + xhr.status === 304 + ) + ) + throw new Error( + "Couldn't load " + + url + + '. Status: ' + + xhr.status + ); + if (xhr.response !== undefined) { + return new Uint8Array( + /** @type{Array} */ (xhr.response || []) + ); + } + return intArrayFromString(xhr.responseText || '', true); + }; + var lazyArray = this; + lazyArray.setDataGetter((chunkNum) => { + var start = chunkNum * chunkSize; + var end = (chunkNum + 1) * chunkSize - 1; + // including this byte + end = Math.min(end, datalength - 1); + // if datalength-1 is selected, this is the last block + if (typeof lazyArray.chunks[chunkNum] == 'undefined') { + lazyArray.chunks[chunkNum] = doXHR(start, end); + } + if (typeof lazyArray.chunks[chunkNum] == 'undefined') + throw new Error('doXHR failed!'); + return lazyArray.chunks[chunkNum]; + }); + if (usesGzip || !datalength) { + // if the server uses gzip or doesn't supply the length, we have to download the whole file to get the (uncompressed) length + chunkSize = datalength = 1; + // this will force getter(0)/doXHR do download the whole file + datalength = this.getter(0).length; + chunkSize = datalength; + out( + 'LazyFiles on gzip forces download of the whole file when length is accessed' + ); + } + this._length = datalength; + this._chunkSize = chunkSize; + this.lengthKnown = true; + } + get length() { + if (!this.lengthKnown) { + this.cacheLength(); + } + return this._length; + } + get chunkSize() { + if (!this.lengthKnown) { + this.cacheLength(); + } + return this._chunkSize; + } + } + if (typeof XMLHttpRequest != 'undefined') { + if (!ENVIRONMENT_IS_WORKER) + throw 'Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc'; + var lazyArray = new LazyUint8Array(); + var properties = { + isDevice: false, + contents: lazyArray, + }; + } else { + var properties = { + isDevice: false, + url, + }; + } + var node = FS.createFile( + parent, + name, + properties, + canRead, + canWrite + ); + // This is a total hack, but I want to get this lazy file code out of the + // core of MEMFS. If we want to keep this lazy file concept I feel it should + // be its own thin LAZYFS proxying calls to MEMFS. + if (properties.contents) { + node.contents = properties.contents; + } else if (properties.url) { + node.contents = null; + node.url = properties.url; + } + // Add a function that defers querying the file size until it is asked the first time. + Object.defineProperties(node, { + usedBytes: { + get: function () { + return this.contents.length; + }, + }, + }); + // override each stream op with one that tries to force load the lazy file first + var stream_ops = {}; + var keys = Object.keys(node.stream_ops); + keys.forEach((key) => { + var fn = node.stream_ops[key]; + stream_ops[key] = (...args) => { + FS.forceLoadFile(node); + return fn(...args); + }; + }); + function writeChunks(stream, buffer, offset, length, position) { + var contents = stream.node.contents; + if (position >= contents.length) return 0; + var size = Math.min(contents.length - position, length); + if (contents.slice) { + // normal array + for (var i = 0; i < size; i++) { + buffer[offset + i] = contents[position + i]; + } + } else { + for (var i = 0; i < size; i++) { + // LazyUint8Array from sync binary XHR + buffer[offset + i] = contents.get(position + i); + } + } + return size; + } + // use a custom read function + stream_ops.read = (stream, buffer, offset, length, position) => { + FS.forceLoadFile(node); + return writeChunks(stream, buffer, offset, length, position); + }; + // use a custom mmap function + stream_ops.mmap = (stream, length, position, prot, flags) => { + FS.forceLoadFile(node); + var ptr = mmapAlloc(length); + if (!ptr) { + throw new FS.ErrnoError(48); + } + writeChunks(stream, HEAP8, ptr, length, position); + return { + ptr, + allocated: true, + }; + }; + node.stream_ops = stream_ops; + return node; + }, + }; + + Module['FS'] = FS; + + var SOCKFS = { + websocketArgs: {}, + callbacks: {}, + on(event, callback) { + SOCKFS.callbacks[event] = callback; + }, + emit(event, param) { + SOCKFS.callbacks[event]?.(param); + }, + mount(mount) { + // The incomming Module['websocket'] can be used for configuring + // configuring subprotocol/url, etc + SOCKFS.websocketArgs = Module['websocket'] || {}; + // Add the Event registration mechanism to the exported websocket configuration + // object so we can register network callbacks from native JavaScript too. + // For more documentation see system/include/emscripten/emscripten.h + (Module['websocket'] ??= {})['on'] = SOCKFS.on; + return FS.createNode(null, '/', 16895, 0); + }, + createSocket(family, type, protocol) { + type &= ~526336; + // Some applications may pass it; it makes no sense for a single process. + var streaming = type == 1; + if (streaming && protocol && protocol != 6) { + throw new FS.ErrnoError(66); + } + // create our internal socket structure + var sock = { + family, + type, + protocol, + server: null, + error: null, + // Used in getsockopt for SOL_SOCKET/SO_ERROR test + peers: {}, + pending: [], + recv_queue: [], + sock_ops: SOCKFS.websocket_sock_ops, + }; + // create the filesystem node to store the socket structure + var name = SOCKFS.nextname(); + var node = FS.createNode(SOCKFS.root, name, 49152, 0); + node.sock = sock; + // and the wrapping stream that enables library functions such + // as read and write to indirectly interact with the socket + var stream = FS.createStream({ + path: name, + node, + flags: 2, + seekable: false, + stream_ops: SOCKFS.stream_ops, + }); + // map the new stream to the socket structure (sockets have a 1:1 + // relationship with a stream) + sock.stream = stream; + return sock; + }, + getSocket(fd) { + var stream = FS.getStream(fd); + if (!stream || !FS.isSocket(stream.node.mode)) { + return null; + } + return stream.node.sock; + }, + stream_ops: { + poll(stream) { + var sock = stream.node.sock; + return sock.sock_ops.poll(sock); + }, + ioctl(stream, request, varargs) { + var sock = stream.node.sock; + return sock.sock_ops.ioctl(sock, request, varargs); + }, + read(stream, buffer, offset, length, position) { + /* ignored */ var sock = stream.node.sock; + var msg = sock.sock_ops.recvmsg(sock, length); + if (!msg) { + // socket is closed + return 0; + } + buffer.set(msg.buffer, offset); + return msg.buffer.length; + }, + write(stream, buffer, offset, length, position) { + /* ignored */ var sock = stream.node.sock; + return sock.sock_ops.sendmsg(sock, buffer, offset, length); + }, + close(stream) { + var sock = stream.node.sock; + sock.sock_ops.close(sock); + }, + }, + nextname() { + if (!SOCKFS.nextname.current) { + SOCKFS.nextname.current = 0; + } + return `socket[${SOCKFS.nextname.current++}]`; + }, + websocket_sock_ops: { + createPeer(sock, addr, port) { + var ws; + if (typeof addr == 'object') { + ws = addr; + addr = null; + port = null; + } + if (ws) { + // for sockets that've already connected (e.g. we're the server) + // we can inspect the _socket property for the address + if (ws._socket) { + addr = ws._socket.remoteAddress; + port = ws._socket.remotePort; + } // if we're just now initializing a connection to the remote, + // inspect the url property + else { + var result = /ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url); + if (!result) { + throw new Error( + 'WebSocket URL must be in the format ws(s)://address:port' + ); + } + addr = result[1]; + port = parseInt(result[2], 10); + } + } else { + // create the actual websocket object and connect + try { + // The default value is 'ws://' the replace is needed because the compiler replaces '//' comments with '#' + // comments without checking context, so we'd end up with ws:#, the replace swaps the '#' for '//' again. + var url = 'ws:#'.replace('#', '//'); + // Make the WebSocket subprotocol (Sec-WebSocket-Protocol) default to binary if no configuration is set. + var subProtocols = 'binary'; + // The default value is 'binary' + // The default WebSocket options + var opts = undefined; + // Fetch runtime WebSocket URL config. + if ('function' === typeof SOCKFS.websocketArgs['url']) { + url = SOCKFS.websocketArgs['url'](...arguments); + } else if ( + 'string' === typeof SOCKFS.websocketArgs['url'] + ) { + url = SOCKFS.websocketArgs['url']; + } + // Fetch runtime WebSocket subprotocol config. + if (SOCKFS.websocketArgs['subprotocol']) { + subProtocols = SOCKFS.websocketArgs['subprotocol']; + } else if ( + SOCKFS.websocketArgs['subprotocol'] === null + ) { + subProtocols = 'null'; + } + if (url === 'ws://' || url === 'wss://') { + // Is the supplied URL config just a prefix, if so complete it. + var parts = addr.split('/'); + url = + url + + parts[0] + + ':' + + port + + '/' + + parts.slice(1).join('/'); + } + if (subProtocols !== 'null') { + // The regex trims the string (removes spaces at the beginning and end, then splits the string by + // , into an Array. Whitespace removal is important for Websockify and ws. + subProtocols = subProtocols + .replace(/^ +| +$/g, '') + .split(/ *, */); + opts = subProtocols; + } + // If node we use the ws library. + var WebSocketConstructor; + if (ENVIRONMENT_IS_NODE) { + WebSocketConstructor = + /** @type{(typeof WebSocket)} */ ( + require('ws') + ); + } else { + WebSocketConstructor = WebSocket; + } + if (Module['websocket']['decorator']) { + WebSocketConstructor = + Module['websocket']['decorator']( + WebSocketConstructor + ); + } + ws = new WebSocketConstructor(url, opts); + ws.binaryType = 'arraybuffer'; + } catch (e) { + throw new FS.ErrnoError(23); + } + } + var peer = { + addr, + port, + socket: ws, + msg_send_queue: [], + }; + SOCKFS.websocket_sock_ops.addPeer(sock, peer); + SOCKFS.websocket_sock_ops.handlePeerEvents(sock, peer); + // if this is a bound dgram socket, send the port number first to allow + // us to override the ephemeral port reported to us by remotePort on the + // remote end. + if (sock.type === 2 && typeof sock.sport != 'undefined') { + peer.msg_send_queue.push( + new Uint8Array([ + 255, + 255, + 255, + 255, + 'p'.charCodeAt(0), + 'o'.charCodeAt(0), + 'r'.charCodeAt(0), + 't'.charCodeAt(0), + (sock.sport & 65280) >> 8, + sock.sport & 255, + ]) + ); + } + return peer; + }, + getPeer(sock, addr, port) { + return sock.peers[addr + ':' + port]; + }, + addPeer(sock, peer) { + sock.peers[peer.addr + ':' + peer.port] = peer; + }, + removePeer(sock, peer) { + delete sock.peers[peer.addr + ':' + peer.port]; + }, + handlePeerEvents(sock, peer) { + var first = true; + var handleOpen = function () { + sock.connecting = false; + SOCKFS.emit('open', sock.stream.fd); + try { + var queued = peer.msg_send_queue.shift(); + while (queued) { + peer.socket.send(queued); + queued = peer.msg_send_queue.shift(); + } + } catch (e) { + // not much we can do here in the way of proper error handling as we've already + // lied and said this data was sent. shut it down. + peer.socket.close(); + } + }; + function handleMessage(data) { + if (typeof data == 'string') { + var encoder = new TextEncoder(); + // should be utf-8 + data = encoder.encode(data); + } // make a typed array from the string + else { + assert(data.byteLength !== undefined); + // must receive an ArrayBuffer + if (data.byteLength == 0) { + // An empty ArrayBuffer will emit a pseudo disconnect event + // as recv/recvmsg will return zero which indicates that a socket + // has performed a shutdown although the connection has not been disconnected yet. + return; + } + data = new Uint8Array(data); + } + // if this is the port message, override the peer's port with it + var wasfirst = first; + first = false; + if ( + wasfirst && + data.length === 10 && + data[0] === 255 && + data[1] === 255 && + data[2] === 255 && + data[3] === 255 && + data[4] === 'p'.charCodeAt(0) && + data[5] === 'o'.charCodeAt(0) && + data[6] === 'r'.charCodeAt(0) && + data[7] === 't'.charCodeAt(0) + ) { + // update the peer's port and it's key in the peer map + var newport = (data[8] << 8) | data[9]; + SOCKFS.websocket_sock_ops.removePeer(sock, peer); + peer.port = newport; + SOCKFS.websocket_sock_ops.addPeer(sock, peer); + return; + } + sock.recv_queue.push({ + addr: peer.addr, + port: peer.port, + data, + }); + SOCKFS.emit('message', sock.stream.fd); + } + if (ENVIRONMENT_IS_NODE) { + peer.socket.on('open', handleOpen); + peer.socket.on('message', function (data, isBinary) { + if (!isBinary) { + return; + } + handleMessage(new Uint8Array(data).buffer); + }); + // copy from node Buffer -> ArrayBuffer + peer.socket.on('close', function () { + SOCKFS.emit('close', sock.stream.fd); + }); + peer.socket.on('error', function (error) { + // Although the ws library may pass errors that may be more descriptive than + // ECONNREFUSED they are not necessarily the expected error code e.g. + // ENOTFOUND on getaddrinfo seems to be node.js specific, so using ECONNREFUSED + // is still probably the most useful thing to do. + sock.error = 14; + // Used in getsockopt for SOL_SOCKET/SO_ERROR test. + SOCKFS.emit('error', [ + sock.stream.fd, + sock.error, + 'ECONNREFUSED: Connection refused', + ]); + }); + } else { + peer.socket.onopen = handleOpen; + peer.socket.onclose = function () { + SOCKFS.emit('close', sock.stream.fd); + }; + peer.socket.onmessage = function peer_socket_onmessage( + event + ) { + handleMessage(event.data); + }; + peer.socket.onerror = function (error) { + // The WebSocket spec only allows a 'simple event' to be thrown on error, + // so we only really know as much as ECONNREFUSED. + sock.error = 14; + // Used in getsockopt for SOL_SOCKET/SO_ERROR test. + SOCKFS.emit('error', [ + sock.stream.fd, + sock.error, + 'ECONNREFUSED: Connection refused', + ]); + }; + } + }, + poll(sock) { + if (sock.type === 1 && sock.server) { + // listen sockets should only say they're available for reading + // if there are pending clients. + return sock.pending.length ? 64 | 1 : 0; + } + var mask = 0; + var dest = + sock.type === 1 // we only care about the socket state for connection-based sockets + ? SOCKFS.websocket_sock_ops.getPeer( + sock, + sock.daddr, + sock.dport + ) + : null; + if ( + sock.recv_queue.length || + !dest || // connection-less sockets are always ready to read + (dest && dest.socket.readyState === dest.socket.CLOSING) || + (dest && dest.socket.readyState === dest.socket.CLOSED) + ) { + // let recv return 0 once closed + mask |= 64 | 1; + } + if ( + !dest || // connection-less sockets are always ready to write + (dest && dest.socket.readyState === dest.socket.OPEN) + ) { + mask |= 4; + } + if ( + (dest && dest.socket.readyState === dest.socket.CLOSING) || + (dest && dest.socket.readyState === dest.socket.CLOSED) + ) { + // When an non-blocking connect fails mark the socket as writable. + // Its up to the calling code to then use getsockopt with SO_ERROR to + // retrieve the error. + // See https://man7.org/linux/man-pages/man2/connect.2.html + if (sock.connecting) { + mask |= 4; + } else { + mask |= 16; + } + } + return mask; + }, + ioctl(sock, request, arg) { + switch (request) { + case 21531: + var bytes = 0; + if (sock.recv_queue.length) { + bytes = sock.recv_queue[0].data.length; + } + HEAP32[arg >> 2] = bytes; + return 0; + + default: + return 28; + } + }, + close(sock) { + // if we've spawned a listen server, close it + if (sock.server) { + try { + sock.server.close(); + } catch (e) {} + sock.server = null; + } + // close any peer connections + var peers = Object.keys(sock.peers); + for (var i = 0; i < peers.length; i++) { + var peer = sock.peers[peers[i]]; + try { + peer.socket.close(); + } catch (e) {} + SOCKFS.websocket_sock_ops.removePeer(sock, peer); + } + return 0; + }, + bind(sock, addr, port) { + if ( + typeof sock.saddr != 'undefined' || + typeof sock.sport != 'undefined' + ) { + throw new FS.ErrnoError(28); + } + // already bound + sock.saddr = addr; + sock.sport = port; + // in order to emulate dgram sockets, we need to launch a listen server when + // binding on a connection-less socket + // note: this is only required on the server side + if (sock.type === 2) { + // close the existing server if it exists + if (sock.server) { + sock.server.close(); + sock.server = null; + } + // swallow error operation not supported error that occurs when binding in the + // browser where this isn't supported + try { + sock.sock_ops.listen(sock, 0); + } catch (e) { + if (!(e.name === 'ErrnoError')) throw e; + if (e.errno !== 138) throw e; + } + } + }, + connect(sock, addr, port) { + if (sock.server) { + throw new FS.ErrnoError(138); + } + // TODO autobind + // if (!sock.addr && sock.type == 2) { + // } + // early out if we're already connected / in the middle of connecting + if ( + typeof sock.daddr != 'undefined' && + typeof sock.dport != 'undefined' + ) { + var dest = SOCKFS.websocket_sock_ops.getPeer( + sock, + sock.daddr, + sock.dport + ); + if (dest) { + if (dest.socket.readyState === dest.socket.CONNECTING) { + throw new FS.ErrnoError(7); + } else { + throw new FS.ErrnoError(30); + } + } + } + // add the socket to our peer list and set our + // destination address / port to match + var peer = SOCKFS.websocket_sock_ops.createPeer( + sock, + addr, + port + ); + sock.daddr = peer.addr; + sock.dport = peer.port; + // because we cannot synchronously block to wait for the WebSocket + // connection to complete, we return here pretending that the connection + // was a success. + sock.connecting = true; + }, + listen(sock, backlog) { + if (!ENVIRONMENT_IS_NODE) { + throw new FS.ErrnoError(138); + } + if (sock.server) { + throw new FS.ErrnoError(28); + } + // already listening + var WebSocketServer = require('ws').Server; + var host = sock.saddr; + if (Module['websocket']['serverDecorator']) { + WebSocketServer = + Module['websocket']['serverDecorator'](WebSocketServer); + } + sock.server = new WebSocketServer({ + host, + port: sock.sport, + }); + // TODO support backlog + SOCKFS.emit('listen', sock.stream.fd); + // Send Event with listen fd. + sock.server.on('connection', function (ws) { + if (sock.type === 1) { + var newsock = SOCKFS.createSocket( + sock.family, + sock.type, + sock.protocol + ); + // create a peer on the new socket + var peer = SOCKFS.websocket_sock_ops.createPeer( + newsock, + ws + ); + newsock.daddr = peer.addr; + newsock.dport = peer.port; + // push to queue for accept to pick up + sock.pending.push(newsock); + SOCKFS.emit('connection', newsock.stream.fd); + } else { + // create a peer on the listen socket so calling sendto + // with the listen socket and an address will resolve + // to the correct client + SOCKFS.websocket_sock_ops.createPeer(sock, ws); + SOCKFS.emit('connection', sock.stream.fd); + } + }); + sock.server.on('close', function () { + SOCKFS.emit('close', sock.stream.fd); + sock.server = null; + }); + sock.server.on('error', function (error) { + // Although the ws library may pass errors that may be more descriptive than + // ECONNREFUSED they are not necessarily the expected error code e.g. + // ENOTFOUND on getaddrinfo seems to be node.js specific, so using EHOSTUNREACH + // is still probably the most useful thing to do. This error shouldn't + // occur in a well written app as errors should get trapped in the compiled + // app's own getaddrinfo call. + sock.error = 23; + // Used in getsockopt for SOL_SOCKET/SO_ERROR test. + SOCKFS.emit('error', [ + sock.stream.fd, + sock.error, + 'EHOSTUNREACH: Host is unreachable', + ]); + }); + }, + // don't throw + accept(listensock) { + if (!listensock.server || !listensock.pending.length) { + throw new FS.ErrnoError(28); + } + var newsock = listensock.pending.shift(); + newsock.stream.flags = listensock.stream.flags; + return newsock; + }, + getname(sock, peer) { + var addr, port; + if (peer) { + if (sock.daddr === undefined || sock.dport === undefined) { + throw new FS.ErrnoError(53); + } + addr = sock.daddr; + port = sock.dport; + } else { + // TODO saddr and sport will be set for bind()'d UDP sockets, but what + // should we be returning for TCP sockets that've been connect()'d? + addr = sock.saddr || 0; + port = sock.sport || 0; + } + return { + addr, + port, + }; + }, + sendmsg(sock, buffer, offset, length, addr, port) { + if (sock.type === 2) { + // connection-less sockets will honor the message address, + // and otherwise fall back to the bound destination address + if (addr === undefined || port === undefined) { + addr = sock.daddr; + port = sock.dport; + } + // if there was no address to fall back to, error out + if (addr === undefined || port === undefined) { + throw new FS.ErrnoError(17); + } + } else { + // connection-based sockets will only use the bound + addr = sock.daddr; + port = sock.dport; + } + // find the peer for the destination address + var dest = SOCKFS.websocket_sock_ops.getPeer(sock, addr, port); + // early out if not connected with a connection-based socket + if (sock.type === 1) { + if ( + !dest || + dest.socket.readyState === dest.socket.CLOSING || + dest.socket.readyState === dest.socket.CLOSED + ) { + throw new FS.ErrnoError(53); + } + } + // create a copy of the incoming data to send, as the WebSocket API + // doesn't work entirely with an ArrayBufferView, it'll just send + // the entire underlying buffer + if (ArrayBuffer.isView(buffer)) { + offset += buffer.byteOffset; + buffer = buffer.buffer; + } + var data = buffer.slice(offset, offset + length); + // if we don't have a cached connectionless UDP datagram connection, or + // the TCP socket is still connecting, queue the message to be sent upon + // connect, and lie, saying the data was sent now. + if (!dest || dest.socket.readyState !== dest.socket.OPEN) { + // if we're not connected, open a new connection + if (sock.type === 2) { + if ( + !dest || + dest.socket.readyState === dest.socket.CLOSING || + dest.socket.readyState === dest.socket.CLOSED + ) { + dest = SOCKFS.websocket_sock_ops.createPeer( + sock, + addr, + port + ); + } + } + dest.msg_send_queue.push(data); + return length; + } + try { + // send the actual data + dest.socket.send(data); + return length; + } catch (e) { + throw new FS.ErrnoError(28); + } + }, + recvmsg(sock, length, flags) { + // http://pubs.opengroup.org/onlinepubs/7908799/xns/recvmsg.html + if (sock.type === 1 && sock.server) { + // tcp servers should not be recv()'ing on the listen socket + throw new FS.ErrnoError(53); + } + var queued = sock.recv_queue.shift(); + if (!queued) { + if (sock.type === 1) { + var dest = SOCKFS.websocket_sock_ops.getPeer( + sock, + sock.daddr, + sock.dport + ); + if (!dest) { + // if we have a destination address but are not connected, error out + throw new FS.ErrnoError(53); + } + if ( + dest.socket.readyState === dest.socket.CLOSING || + dest.socket.readyState === dest.socket.CLOSED + ) { + // return null if the socket has closed + return null; + } + // else, our socket is in a valid state but truly has nothing available + throw new FS.ErrnoError(6); + } + throw new FS.ErrnoError(6); + } + // queued.data will be an ArrayBuffer if it's unadulterated, but if it's + // requeued TCP data it'll be an ArrayBufferView + var queuedLength = queued.data.byteLength || queued.data.length; + var queuedOffset = queued.data.byteOffset || 0; + var queuedBuffer = queued.data.buffer || queued.data; + var bytesRead = Math.min(length, queuedLength); + var res = { + buffer: new Uint8Array( + queuedBuffer, + queuedOffset, + bytesRead + ), + addr: queued.addr, + port: queued.port, + }; + // push back any unread data for TCP connections + if (flags & 2) { + bytesRead = 0; + } + if (sock.type === 1 && bytesRead < queuedLength) { + var bytesRemaining = queuedLength - bytesRead; + queued.data = new Uint8Array( + queuedBuffer, + queuedOffset + bytesRead, + bytesRemaining + ); + sock.recv_queue.unshift(queued); + } + return res; + }, + }, + }; + + var getSocketFromFD = (fd) => { + var socket = SOCKFS.getSocket(fd); + if (!socket) throw new FS.ErrnoError(8); + return socket; + }; + + var inetPton4 = (str) => { + var b = str.split('.'); + for (var i = 0; i < 4; i++) { + var tmp = Number(b[i]); + if (isNaN(tmp)) return null; + b[i] = tmp; + } + return (b[0] | (b[1] << 8) | (b[2] << 16) | (b[3] << 24)) >>> 0; + }; + + /** @suppress {checkTypes} */ var jstoi_q = (str) => parseInt(str); + + var inetPton6 = (str) => { + var words; + var w, offset, z; + /* http://home.deds.nl/~aeron/regex/ */ var valid6regx = + /^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i; + var parts = []; + if (!valid6regx.test(str)) { + return null; + } + if (str === '::') { + return [0, 0, 0, 0, 0, 0, 0, 0]; + } + // Z placeholder to keep track of zeros when splitting the string on ":" + if (str.startsWith('::')) { + str = str.replace('::', 'Z:'); + } // leading zeros case + else { + str = str.replace('::', ':Z:'); + } + if (str.indexOf('.') > 0) { + // parse IPv4 embedded stress + str = str.replace(new RegExp('[.]', 'g'), ':'); + words = str.split(':'); + words[words.length - 4] = + jstoi_q(words[words.length - 4]) + + jstoi_q(words[words.length - 3]) * 256; + words[words.length - 3] = + jstoi_q(words[words.length - 2]) + + jstoi_q(words[words.length - 1]) * 256; + words = words.slice(0, words.length - 2); + } else { + words = str.split(':'); + } + offset = 0; + z = 0; + for (w = 0; w < words.length; w++) { + if (typeof words[w] == 'string') { + if (words[w] === 'Z') { + // compressed zeros - write appropriate number of zero words + for (z = 0; z < 8 - words.length + 1; z++) { + parts[w + z] = 0; + } + offset = z - 1; + } else { + // parse hex to field to 16-bit value and write it in network byte-order + parts[w + offset] = _htons(parseInt(words[w], 16)); + } + } else { + // parsed IPv4 words + parts[w + offset] = words[w]; + } + } + return [ + (parts[1] << 16) | parts[0], + (parts[3] << 16) | parts[2], + (parts[5] << 16) | parts[4], + (parts[7] << 16) | parts[6], + ]; + }; + + /** @param {number=} addrlen */ var writeSockaddr = ( + sa, + family, + addr, + port, + addrlen + ) => { + switch (family) { + case 2: + addr = inetPton4(addr); + zeroMemory(sa, 16); + if (addrlen) { + HEAP32[addrlen >> 2] = 16; + } + HEAP16[sa >> 1] = family; + HEAP32[(sa + 4) >> 2] = addr; + HEAP16[(sa + 2) >> 1] = _htons(port); + break; + + case 10: + addr = inetPton6(addr); + zeroMemory(sa, 28); + if (addrlen) { + HEAP32[addrlen >> 2] = 28; + } + HEAP32[sa >> 2] = family; + HEAP32[(sa + 8) >> 2] = addr[0]; + HEAP32[(sa + 12) >> 2] = addr[1]; + HEAP32[(sa + 16) >> 2] = addr[2]; + HEAP32[(sa + 20) >> 2] = addr[3]; + HEAP16[(sa + 2) >> 1] = _htons(port); + break; + + default: + return 5; + } + return 0; + }; + + var DNS = { + address_map: { + id: 1, + addrs: {}, + names: {}, + }, + lookup_name(name) { + // If the name is already a valid ipv4 / ipv6 address, don't generate a fake one. + var res = inetPton4(name); + if (res !== null) { + return name; + } + res = inetPton6(name); + if (res !== null) { + return name; + } + // See if this name is already mapped. + var addr; + if (DNS.address_map.addrs[name]) { + addr = DNS.address_map.addrs[name]; + } else { + var id = DNS.address_map.id++; + assert(id < 65535, 'exceeded max address mappings of 65535'); + addr = '172.29.' + (id & 255) + '.' + (id & 65280); + DNS.address_map.names[addr] = name; + DNS.address_map.addrs[name] = addr; + } + return addr; + }, + lookup_addr(addr) { + if (DNS.address_map.names[addr]) { + return DNS.address_map.names[addr]; + } + return null; + }, + }; + + function ___syscall_accept4(fd, addr, addrlen, flags, d1, d2) { + try { + var sock = getSocketFromFD(fd); + var newsock = sock.sock_ops.accept(sock); + if (addr) { + var errno = writeSockaddr( + addr, + newsock.family, + DNS.lookup_name(newsock.daddr), + newsock.dport, + addrlen + ); + } + return newsock.stream.fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var inetNtop4 = (addr) => + (addr & 255) + + '.' + + ((addr >> 8) & 255) + + '.' + + ((addr >> 16) & 255) + + '.' + + ((addr >> 24) & 255); + + var inetNtop6 = (ints) => { + // ref: http://www.ietf.org/rfc/rfc2373.txt - section 2.5.4 + // Format for IPv4 compatible and mapped 128-bit IPv6 Addresses + // 128-bits are split into eight 16-bit words + // stored in network byte order (big-endian) + // | 80 bits | 16 | 32 bits | + // +-----------------------------------------------------------------+ + // | 10 bytes | 2 | 4 bytes | + // +--------------------------------------+--------------------------+ + // + 5 words | 1 | 2 words | + // +--------------------------------------+--------------------------+ + // |0000..............................0000|0000| IPv4 ADDRESS | (compatible) + // +--------------------------------------+----+---------------------+ + // |0000..............................0000|FFFF| IPv4 ADDRESS | (mapped) + // +--------------------------------------+----+---------------------+ + var str = ''; + var word = 0; + var longest = 0; + var lastzero = 0; + var zstart = 0; + var len = 0; + var i = 0; + var parts = [ + ints[0] & 65535, + ints[0] >> 16, + ints[1] & 65535, + ints[1] >> 16, + ints[2] & 65535, + ints[2] >> 16, + ints[3] & 65535, + ints[3] >> 16, + ]; + // Handle IPv4-compatible, IPv4-mapped, loopback and any/unspecified addresses + var hasipv4 = true; + var v4part = ''; + // check if the 10 high-order bytes are all zeros (first 5 words) + for (i = 0; i < 5; i++) { + if (parts[i] !== 0) { + hasipv4 = false; + break; + } + } + if (hasipv4) { + // low-order 32-bits store an IPv4 address (bytes 13 to 16) (last 2 words) + v4part = inetNtop4(parts[6] | (parts[7] << 16)); + // IPv4-mapped IPv6 address if 16-bit value (bytes 11 and 12) == 0xFFFF (6th word) + if (parts[5] === -1) { + str = '::ffff:'; + str += v4part; + return str; + } + // IPv4-compatible IPv6 address if 16-bit value (bytes 11 and 12) == 0x0000 (6th word) + if (parts[5] === 0) { + str = '::'; + //special case IPv6 addresses + if (v4part === '0.0.0.0') v4part = ''; + // any/unspecified address + if (v4part === '0.0.0.1') v4part = '1'; + // loopback address + str += v4part; + return str; + } + } + // Handle all other IPv6 addresses + // first run to find the longest contiguous zero words + for (word = 0; word < 8; word++) { + if (parts[word] === 0) { + if (word - lastzero > 1) { + len = 0; + } + lastzero = word; + len++; + } + if (len > longest) { + longest = len; + zstart = word - longest + 1; + } + } + for (word = 0; word < 8; word++) { + if (longest > 1) { + // compress contiguous zeros - to produce "::" + if ( + parts[word] === 0 && + word >= zstart && + word < zstart + longest + ) { + if (word === zstart) { + str += ':'; + if (zstart === 0) str += ':'; + } + //leading zeros case + continue; + } + } + // converts 16-bit words from big-endian to little-endian before converting to hex string + str += Number(_ntohs(parts[word] & 65535)).toString(16); + str += word < 7 ? ':' : ''; + } + return str; + }; + + var readSockaddr = (sa, salen) => { + // family / port offsets are common to both sockaddr_in and sockaddr_in6 + var family = HEAP16[sa >> 1]; + var port = _ntohs(HEAPU16[(sa + 2) >> 1]); + var addr; + switch (family) { + case 2: + if (salen !== 16) { + return { + errno: 28, + }; + } + addr = HEAP32[(sa + 4) >> 2]; + addr = inetNtop4(addr); + break; + + case 10: + if (salen !== 28) { + return { + errno: 28, + }; + } + addr = [ + HEAP32[(sa + 8) >> 2], + HEAP32[(sa + 12) >> 2], + HEAP32[(sa + 16) >> 2], + HEAP32[(sa + 20) >> 2], + ]; + addr = inetNtop6(addr); + break; + + default: + return { + errno: 5, + }; + } + return { + family, + addr, + port, + }; + }; + + var getSocketAddress = (addrp, addrlen) => { + var info = readSockaddr(addrp, addrlen); + if (info.errno) throw new FS.ErrnoError(info.errno); + info.addr = DNS.lookup_addr(info.addr) || info.addr; + return info; + }; + + function ___syscall_bind(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + var info = getSocketAddress(addr, addrlen); + sock.sock_ops.bind(sock, info.addr, info.port); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var SYSCALLS = { + DEFAULT_POLLMASK: 5, + calculateAt(dirfd, path, allowEmpty) { + if (PATH.isAbs(path)) { + return path; + } + // relative path + var dir; + if (dirfd === -100) { + dir = FS.cwd(); + } else { + var dirstream = SYSCALLS.getStreamFromFD(dirfd); + dir = dirstream.path; + } + if (path.length == 0) { + if (!allowEmpty) { + throw new FS.ErrnoError(44); + } + return dir; + } + return dir + '/' + path; + }, + doStat(func, path, buf) { + var stat = func(path); + HEAP32[buf >> 2] = stat.dev; + HEAP32[(buf + 4) >> 2] = stat.mode; + HEAPU32[(buf + 8) >> 2] = stat.nlink; + HEAP32[(buf + 12) >> 2] = stat.uid; + HEAP32[(buf + 16) >> 2] = stat.gid; + HEAP32[(buf + 20) >> 2] = stat.rdev; + (tempI64 = [ + stat.size >>> 0, + ((tempDouble = stat.size), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 24) >> 2] = tempI64[0]), + (HEAP32[(buf + 28) >> 2] = tempI64[1]); + HEAP32[(buf + 32) >> 2] = 4096; + HEAP32[(buf + 36) >> 2] = stat.blocks; + var atime = stat.atime.getTime(); + var mtime = stat.mtime.getTime(); + var ctime = stat.ctime.getTime(); + (tempI64 = [ + Math.floor(atime / 1e3) >>> 0, + ((tempDouble = Math.floor(atime / 1e3)), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 40) >> 2] = tempI64[0]), + (HEAP32[(buf + 44) >> 2] = tempI64[1]); + HEAPU32[(buf + 48) >> 2] = (atime % 1e3) * 1e3 * 1e3; + (tempI64 = [ + Math.floor(mtime / 1e3) >>> 0, + ((tempDouble = Math.floor(mtime / 1e3)), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 56) >> 2] = tempI64[0]), + (HEAP32[(buf + 60) >> 2] = tempI64[1]); + HEAPU32[(buf + 64) >> 2] = (mtime % 1e3) * 1e3 * 1e3; + (tempI64 = [ + Math.floor(ctime / 1e3) >>> 0, + ((tempDouble = Math.floor(ctime / 1e3)), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 72) >> 2] = tempI64[0]), + (HEAP32[(buf + 76) >> 2] = tempI64[1]); + HEAPU32[(buf + 80) >> 2] = (ctime % 1e3) * 1e3 * 1e3; + (tempI64 = [ + stat.ino >>> 0, + ((tempDouble = stat.ino), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 88) >> 2] = tempI64[0]), + (HEAP32[(buf + 92) >> 2] = tempI64[1]); + return 0; + }, + doMsync(addr, stream, len, flags, offset) { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + if (flags & 2) { + // MAP_PRIVATE calls need not to be synced back to underlying fs + return 0; + } + var buffer = HEAPU8.slice(addr, addr + len); + FS.msync(stream, buffer, offset, len, flags); + }, + getStreamFromFD(fd) { + var stream = FS.getStreamChecked(fd); + return stream; + }, + varargs: undefined, + getStr(ptr) { + var ret = UTF8ToString(ptr); + return ret; + }, + }; + + function ___syscall_chdir(path) { + try { + path = SYSCALLS.getStr(path); + FS.chdir(path); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_chmod(path, mode) { + try { + path = SYSCALLS.getStr(path); + FS.chmod(path, mode); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_connect(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + var info = getSocketAddress(addr, addrlen); + sock.sock_ops.connect(sock, info.addr, info.port); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_dup(fd) { + try { + var old = SYSCALLS.getStreamFromFD(fd); + return FS.dupStream(old).fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_dup3(fd, newfd, flags) { + try { + var old = SYSCALLS.getStreamFromFD(fd); + if (old.fd === newfd) return -28; + // Check newfd is within range of valid open file descriptors. + if (newfd < 0 || newfd >= FS.MAX_OPEN_FDS) return -8; + var existing = FS.getStream(newfd); + if (existing) FS.close(existing); + return FS.dupStream(old, newfd).fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_faccessat(dirfd, path, amode, flags) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + if (amode & ~7) { + // need a valid mode + return -28; + } + var lookup = FS.lookupPath(path, { + follow: true, + }); + var node = lookup.node; + if (!node) { + return -44; + } + var perms = ''; + if (amode & 4) perms += 'r'; + if (amode & 2) perms += 'w'; + if (amode & 1) perms += 'x'; + if ( + perms && + /* otherwise, they've just passed F_OK */ FS.nodePermissions( + node, + perms + ) + ) { + return -2; + } + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var convertI32PairToI53Checked = (lo, hi) => + (hi + 2097152) >>> 0 < 4194305 - !!lo + ? (lo >>> 0) + hi * 4294967296 + : NaN; + + function ___syscall_fallocate( + fd, + mode, + offset_low, + offset_high, + len_low, + len_high + ) { + var offset = convertI32PairToI53Checked(offset_low, offset_high); + var len = convertI32PairToI53Checked(len_low, len_high); + try { + if (isNaN(offset)) return 61; + var stream = SYSCALLS.getStreamFromFD(fd); + FS.allocate(stream, offset, len); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_fchmod(fd, mode) { + try { + FS.fchmod(fd, mode); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_fchown32(fd, owner, group) { + try { + FS.fchown(fd, owner, group); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_fchownat(dirfd, path, owner, group, flags) { + try { + path = SYSCALLS.getStr(path); + var nofollow = flags & 256; + flags = flags & ~256; + path = SYSCALLS.calculateAt(dirfd, path); + (nofollow ? FS.lchown : FS.chown)(path, owner, group); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + /** @suppress {duplicate } */ var syscallGetVarargI = () => { + // the `+` prepended here is necessary to convince the JSCompiler that varargs is indeed a number. + var ret = HEAP32[+SYSCALLS.varargs >> 2]; + SYSCALLS.varargs += 4; + return ret; + }; + + var syscallGetVarargP = syscallGetVarargI; + + function ___syscall_fcntl64(fd, cmd, varargs) { + SYSCALLS.varargs = varargs; + try { + var stream = SYSCALLS.getStreamFromFD(fd); + switch (cmd) { + case 0: { + var arg = syscallGetVarargI(); + if (arg < 0) { + return -28; + } + while (FS.streams[arg]) { + arg++; + } + var newStream; + newStream = FS.dupStream(stream, arg); + return newStream.fd; + } + + case 1: + case 2: + return 0; + + // FD_CLOEXEC makes no sense for a single process. + case 3: + return stream.flags; + + case 4: { + var arg = syscallGetVarargI(); + stream.flags |= arg; + return 0; + } + + case 12: { + var arg = syscallGetVarargP(); + var offset = 0; + // We're always unlocked. + HEAP16[(arg + offset) >> 1] = 2; + return 0; + } + + case 13: + case 14: + return 0; + } + // Pretend that the locking is successful. + return -28; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_fdatasync(fd) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + return 0; + } catch (e) { + // we can't do anything synchronously; the in-memory FS is already synced to + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_fstat64(fd, buf) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + return SYSCALLS.doStat(FS.stat, stream.path, buf); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_ftruncate64(fd, length_low, length_high) { + var length = convertI32PairToI53Checked(length_low, length_high); + try { + if (isNaN(length)) return 61; + FS.ftruncate(fd, length); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var stringToUTF8 = (str, outPtr, maxBytesToWrite) => + stringToUTF8Array(str, HEAPU8, outPtr, maxBytesToWrite); + + Module['stringToUTF8'] = stringToUTF8; + + function ___syscall_getcwd(buf, size) { + try { + if (size === 0) return -28; + var cwd = FS.cwd(); + var cwdLengthInBytes = lengthBytesUTF8(cwd) + 1; + if (size < cwdLengthInBytes) return -68; + stringToUTF8(cwd, buf, size); + return cwdLengthInBytes; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_getdents64(fd, dirp, count) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + stream.getdents ||= FS.readdir(stream.path); + var struct_size = 280; + var pos = 0; + var off = FS.llseek(stream, 0, 1); + var startIdx = Math.floor(off / struct_size); + var endIdx = Math.min( + stream.getdents.length, + startIdx + Math.floor(count / struct_size) + ); + for (var idx = startIdx; idx < endIdx; idx++) { + var id; + var type; + var name = stream.getdents[idx]; + if (name === '.') { + id = stream.node.id; + type = 4; + } // DT_DIR + else if (name === '..') { + var lookup = FS.lookupPath(stream.path, { + parent: true, + }); + id = lookup.node.id; + type = 4; + } // DT_DIR + else { + var child; + try { + child = FS.lookupNode(stream.node, name); + } catch (e) { + // If the entry is not a directory, file, or symlink, nodefs + // lookupNode will raise EINVAL. Skip these and continue. + if (e?.errno === 28) { + continue; + } + throw e; + } + id = child.id; + type = FS.isChrdev(child.mode) + ? 2 // DT_CHR, character device. + : FS.isDir(child.mode) + ? 4 // DT_DIR, directory. + : FS.isLink(child.mode) + ? 10 // DT_LNK, symbolic link. + : 8; + } + // DT_REG, regular file. + (tempI64 = [ + id >>> 0, + ((tempDouble = id), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(dirp + pos) >> 2] = tempI64[0]), + (HEAP32[(dirp + pos + 4) >> 2] = tempI64[1]); + (tempI64 = [ + ((idx + 1) * struct_size) >>> 0, + ((tempDouble = (idx + 1) * struct_size), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(dirp + pos + 8) >> 2] = tempI64[0]), + (HEAP32[(dirp + pos + 12) >> 2] = tempI64[1]); + HEAP16[(dirp + pos + 16) >> 1] = 280; + HEAP8[dirp + pos + 18] = type; + stringToUTF8(name, dirp + pos + 19, 256); + pos += struct_size; + } + FS.llseek(stream, idx * struct_size, 0); + return pos; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_getpeername(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + if (!sock.daddr) { + return -53; + } + // The socket is not connected. + var errno = writeSockaddr( + addr, + sock.family, + DNS.lookup_name(sock.daddr), + sock.dport, + addrlen + ); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_getsockname(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + // TODO: sock.saddr should never be undefined, see TODO in websocket_sock_ops.getname + var errno = writeSockaddr( + addr, + sock.family, + DNS.lookup_name(sock.saddr || '0.0.0.0'), + sock.sport, + addrlen + ); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_getsockopt(fd, level, optname, optval, optlen, d1) { + try { + var sock = getSocketFromFD(fd); + // Minimal getsockopt aimed at resolving https://github.com/emscripten-core/emscripten/issues/2211 + // so only supports SOL_SOCKET with SO_ERROR. + if (level === 1) { + if (optname === 4) { + HEAP32[optval >> 2] = sock.error; + HEAP32[optlen >> 2] = 4; + sock.error = null; + // Clear the error (The SO_ERROR option obtains and then clears this field). + return 0; + } + } + return -50; + } catch (e) { + // The option is unknown at the level indicated. + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_ioctl(fd, op, varargs) { + SYSCALLS.varargs = varargs; + try { + var stream = SYSCALLS.getStreamFromFD(fd); + switch (op) { + case 21509: { + if (!stream.tty) return -59; + return 0; + } + + case 21505: { + if (!stream.tty) return -59; + if (stream.tty.ops.ioctl_tcgets) { + var termios = stream.tty.ops.ioctl_tcgets(stream); + var argp = syscallGetVarargP(); + HEAP32[argp >> 2] = termios.c_iflag || 0; + HEAP32[(argp + 4) >> 2] = termios.c_oflag || 0; + HEAP32[(argp + 8) >> 2] = termios.c_cflag || 0; + HEAP32[(argp + 12) >> 2] = termios.c_lflag || 0; + for (var i = 0; i < 32; i++) { + HEAP8[argp + i + 17] = termios.c_cc[i] || 0; + } + return 0; + } + return 0; + } + + case 21510: + case 21511: + case 21512: { + if (!stream.tty) return -59; + return 0; + } + + // no-op, not actually adjusting terminal settings + case 21506: + case 21507: + case 21508: { + if (!stream.tty) return -59; + if (stream.tty.ops.ioctl_tcsets) { + var argp = syscallGetVarargP(); + var c_iflag = HEAP32[argp >> 2]; + var c_oflag = HEAP32[(argp + 4) >> 2]; + var c_cflag = HEAP32[(argp + 8) >> 2]; + var c_lflag = HEAP32[(argp + 12) >> 2]; + var c_cc = []; + for (var i = 0; i < 32; i++) { + c_cc.push(HEAP8[argp + i + 17]); + } + return stream.tty.ops.ioctl_tcsets(stream.tty, op, { + c_iflag, + c_oflag, + c_cflag, + c_lflag, + c_cc, + }); + } + return 0; + } + + // no-op, not actually adjusting terminal settings + case 21519: { + if (!stream.tty) return -59; + var argp = syscallGetVarargP(); + HEAP32[argp >> 2] = 0; + return 0; + } + + case 21520: { + if (!stream.tty) return -59; + return -28; + } + + // not supported + case 21531: { + var argp = syscallGetVarargP(); + return FS.ioctl(stream, op, argp); + } + + case 21523: { + // TODO: in theory we should write to the winsize struct that gets + // passed in, but for now musl doesn't read anything on it + if (!stream.tty) return -59; + if (stream.tty.ops.ioctl_tiocgwinsz) { + var winsize = stream.tty.ops.ioctl_tiocgwinsz( + stream.tty + ); + var argp = syscallGetVarargP(); + HEAP16[argp >> 1] = winsize[0]; + HEAP16[(argp + 2) >> 1] = winsize[1]; + } + return 0; + } + + case 21524: { + // TODO: technically, this ioctl call should change the window size. + // but, since emscripten doesn't have any concept of a terminal window + // yet, we'll just silently throw it away as we do TIOCGWINSZ + if (!stream.tty) return -59; + return 0; + } + + case 21515: { + if (!stream.tty) return -59; + return 0; + } + + default: + return -28; + } + } catch (e) { + // not supported + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_listen(fd, backlog) { + try { + var sock = getSocketFromFD(fd); + sock.sock_ops.listen(sock, backlog); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_lstat64(path, buf) { + try { + path = SYSCALLS.getStr(path); + return SYSCALLS.doStat(FS.lstat, path, buf); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_mkdirat(dirfd, path, mode) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + FS.mkdir(path, mode, 0); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_newfstatat(dirfd, path, buf, flags) { + try { + path = SYSCALLS.getStr(path); + var nofollow = flags & 256; + var allowEmpty = flags & 4096; + flags = flags & ~6400; + path = SYSCALLS.calculateAt(dirfd, path, allowEmpty); + return SYSCALLS.doStat(nofollow ? FS.lstat : FS.stat, path, buf); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_openat(dirfd, path, flags, varargs) { + SYSCALLS.varargs = varargs; + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + var mode = varargs ? syscallGetVarargI() : 0; + return FS.open(path, flags, mode).fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var PIPEFS = { + BUCKET_BUFFER_SIZE: 8192, + mount(mount) { + // Do not pollute the real root directory or its child nodes with pipes + // Looks like it is OK to create another pseudo-root node not linked to the FS.root hierarchy this way + return FS.createNode(null, '/', 16384 | 511, 0); + }, + createPipe() { + var pipe = { + buckets: [], + // refcnt 2 because pipe has a read end and a write end. We need to be + // able to read from the read end after write end is closed. + refcnt: 2, + }; + pipe.buckets.push({ + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: 0, + roffset: 0, + }); + var rName = PIPEFS.nextname(); + var wName = PIPEFS.nextname(); + var rNode = FS.createNode(PIPEFS.root, rName, 4096, 0); + var wNode = FS.createNode(PIPEFS.root, wName, 4096, 0); + rNode.pipe = pipe; + wNode.pipe = pipe; + var readableStream = FS.createStream({ + path: rName, + node: rNode, + flags: 0, + seekable: false, + stream_ops: PIPEFS.stream_ops, + }); + rNode.stream = readableStream; + var writableStream = FS.createStream({ + path: wName, + node: wNode, + flags: 1, + seekable: false, + stream_ops: PIPEFS.stream_ops, + }); + wNode.stream = writableStream; + return { + readable_fd: readableStream.fd, + writable_fd: writableStream.fd, + }; + }, + stream_ops: { + poll(stream) { + var pipe = stream.node.pipe; + if ((stream.flags & 2097155) === 1) { + return 256 | 4; + } + if (pipe.buckets.length > 0) { + for (var i = 0; i < pipe.buckets.length; i++) { + var bucket = pipe.buckets[i]; + if (bucket.offset - bucket.roffset > 0) { + return 64 | 1; + } + } + } + return 0; + }, + ioctl(stream, request, varargs) { + return 28; + }, + fsync(stream) { + return 28; + }, + read(stream, buffer, offset, length, position) { + /* ignored */ var pipe = stream.node.pipe; + var currentLength = 0; + for (var i = 0; i < pipe.buckets.length; i++) { + var bucket = pipe.buckets[i]; + currentLength += bucket.offset - bucket.roffset; + } + var data = buffer.subarray(offset, offset + length); + if (length <= 0) { + return 0; + } + if (currentLength == 0) { + // Behave as if the read end is always non-blocking + throw new FS.ErrnoError(6); + } + var toRead = Math.min(currentLength, length); + var totalRead = toRead; + var toRemove = 0; + for (var i = 0; i < pipe.buckets.length; i++) { + var currBucket = pipe.buckets[i]; + var bucketSize = currBucket.offset - currBucket.roffset; + if (toRead <= bucketSize) { + var tmpSlice = currBucket.buffer.subarray( + currBucket.roffset, + currBucket.offset + ); + if (toRead < bucketSize) { + tmpSlice = tmpSlice.subarray(0, toRead); + currBucket.roffset += toRead; + } else { + toRemove++; + } + data.set(tmpSlice); + break; + } else { + var tmpSlice = currBucket.buffer.subarray( + currBucket.roffset, + currBucket.offset + ); + data.set(tmpSlice); + data = data.subarray(tmpSlice.byteLength); + toRead -= tmpSlice.byteLength; + toRemove++; + } + } + if (toRemove && toRemove == pipe.buckets.length) { + // Do not generate excessive garbage in use cases such as + // write several bytes, read everything, write several bytes, read everything... + toRemove--; + pipe.buckets[toRemove].offset = 0; + pipe.buckets[toRemove].roffset = 0; + } + pipe.buckets.splice(0, toRemove); + return totalRead; + }, + write(stream, buffer, offset, length, position) { + /* ignored */ var pipe = stream.node.pipe; + var data = buffer.subarray(offset, offset + length); + var dataLen = data.byteLength; + if (dataLen <= 0) { + return 0; + } + var currBucket = null; + if (pipe.buckets.length == 0) { + currBucket = { + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: 0, + roffset: 0, + }; + pipe.buckets.push(currBucket); + } else { + currBucket = pipe.buckets[pipe.buckets.length - 1]; + } + assert(currBucket.offset <= PIPEFS.BUCKET_BUFFER_SIZE); + var freeBytesInCurrBuffer = + PIPEFS.BUCKET_BUFFER_SIZE - currBucket.offset; + if (freeBytesInCurrBuffer >= dataLen) { + currBucket.buffer.set(data, currBucket.offset); + currBucket.offset += dataLen; + return dataLen; + } else if (freeBytesInCurrBuffer > 0) { + currBucket.buffer.set( + data.subarray(0, freeBytesInCurrBuffer), + currBucket.offset + ); + currBucket.offset += freeBytesInCurrBuffer; + data = data.subarray( + freeBytesInCurrBuffer, + data.byteLength + ); + } + var numBuckets = + (data.byteLength / PIPEFS.BUCKET_BUFFER_SIZE) | 0; + var remElements = data.byteLength % PIPEFS.BUCKET_BUFFER_SIZE; + for (var i = 0; i < numBuckets; i++) { + var newBucket = { + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: PIPEFS.BUCKET_BUFFER_SIZE, + roffset: 0, + }; + pipe.buckets.push(newBucket); + newBucket.buffer.set( + data.subarray(0, PIPEFS.BUCKET_BUFFER_SIZE) + ); + data = data.subarray( + PIPEFS.BUCKET_BUFFER_SIZE, + data.byteLength + ); + } + if (remElements > 0) { + var newBucket = { + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: data.byteLength, + roffset: 0, + }; + pipe.buckets.push(newBucket); + newBucket.buffer.set(data); + } + return dataLen; + }, + close(stream) { + var pipe = stream.node.pipe; + pipe.refcnt--; + if (pipe.refcnt === 0) { + pipe.buckets = null; + } + }, + }, + nextname() { + if (!PIPEFS.nextname.current) { + PIPEFS.nextname.current = 0; + } + return 'pipe[' + PIPEFS.nextname.current++ + ']'; + }, + }; + + function ___syscall_pipe(fdPtr) { + try { + if (fdPtr == 0) { + throw new FS.ErrnoError(21); + } + var res = PIPEFS.createPipe(); + HEAP32[fdPtr >> 2] = res.readable_fd; + HEAP32[(fdPtr + 4) >> 2] = res.writable_fd; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_poll(fds, nfds, timeout) { + try { + var nonzero = 0; + for (var i = 0; i < nfds; i++) { + var pollfd = fds + 8 * i; + var fd = HEAP32[pollfd >> 2]; + var events = HEAP16[(pollfd + 4) >> 1]; + var mask = 32; + var stream = FS.getStream(fd); + if (stream) { + mask = SYSCALLS.DEFAULT_POLLMASK; + if (stream.stream_ops?.poll) { + mask = stream.stream_ops.poll(stream, -1); + } + } + mask &= events | 8 | 16; + if (mask) nonzero++; + HEAP16[(pollfd + 6) >> 1] = mask; + } + return nonzero; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_readlinkat(dirfd, path, buf, bufsize) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + if (bufsize <= 0) return -28; + var ret = FS.readlink(path); + var len = Math.min(bufsize, lengthBytesUTF8(ret)); + var endChar = HEAP8[buf + len]; + stringToUTF8(ret, buf, bufsize + 1); + // readlink is one of the rare functions that write out a C string, but does never append a null to the output buffer(!) + // stringToUTF8() always appends a null byte, so restore the character under the null byte after the write. + HEAP8[buf + len] = endChar; + return len; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_recvfrom(fd, buf, len, flags, addr, addrlen) { + try { + var sock = getSocketFromFD(fd); + var msg = sock.sock_ops.recvmsg( + sock, + len, + typeof flags !== 'undefined' ? flags : 0 + ); + if (!msg) return 0; + // socket is closed + if (addr) { + var errno = writeSockaddr( + addr, + sock.family, + DNS.lookup_name(msg.addr), + msg.port, + addrlen + ); + } + HEAPU8.set(msg.buffer, buf); + return msg.buffer.byteLength; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_renameat(olddirfd, oldpath, newdirfd, newpath) { + try { + oldpath = SYSCALLS.getStr(oldpath); + newpath = SYSCALLS.getStr(newpath); + oldpath = SYSCALLS.calculateAt(olddirfd, oldpath); + newpath = SYSCALLS.calculateAt(newdirfd, newpath); + FS.rename(oldpath, newpath); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_rmdir(path) { + try { + path = SYSCALLS.getStr(path); + FS.rmdir(path); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_sendto(fd, message, length, flags, addr, addr_len) { + try { + var sock = getSocketFromFD(fd); + if (!addr) { + // send, no address provided + return FS.write(sock.stream, HEAP8, message, length); + } + var dest = getSocketAddress(addr, addr_len); + // sendto an address + return sock.sock_ops.sendmsg( + sock, + HEAP8, + message, + length, + dest.addr, + dest.port + ); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_socket(domain, type, protocol) { + try { + var sock = SOCKFS.createSocket(domain, type, protocol); + return sock.stream.fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_stat64(path, buf) { + try { + path = SYSCALLS.getStr(path); + return SYSCALLS.doStat(FS.stat, path, buf); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_statfs64(path, size, buf) { + try { + var stats = FS.statfs(SYSCALLS.getStr(path)); + HEAP32[(buf + 4) >> 2] = stats.bsize; + HEAP32[(buf + 40) >> 2] = stats.bsize; + HEAP32[(buf + 8) >> 2] = stats.blocks; + HEAP32[(buf + 12) >> 2] = stats.bfree; + HEAP32[(buf + 16) >> 2] = stats.bavail; + HEAP32[(buf + 20) >> 2] = stats.files; + HEAP32[(buf + 24) >> 2] = stats.ffree; + HEAP32[(buf + 28) >> 2] = stats.fsid; + HEAP32[(buf + 44) >> 2] = stats.flags; + // ST_NOSUID + HEAP32[(buf + 36) >> 2] = stats.namelen; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_symlinkat(target, dirfd, linkpath) { + try { + target = SYSCALLS.getStr(target); + linkpath = SYSCALLS.getStr(linkpath); + linkpath = SYSCALLS.calculateAt(dirfd, linkpath); + FS.symlink(target, linkpath); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_unlinkat(dirfd, path, flags) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + if (flags === 0) { + FS.unlink(path); + } else if (flags === 512) { + FS.rmdir(path); + } else { + abort('Invalid flags passed to unlinkat'); + } + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var readI53FromI64 = (ptr) => + HEAPU32[ptr >> 2] + HEAP32[(ptr + 4) >> 2] * 4294967296; + + function ___syscall_utimensat(dirfd, path, times, flags) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path, true); + var now = Date.now(), + atime, + mtime; + if (!times) { + atime = now; + mtime = now; + } else { + var seconds = readI53FromI64(times); + var nanoseconds = HEAP32[(times + 8) >> 2]; + if (nanoseconds == 1073741823) { + atime = now; + } else if (nanoseconds == 1073741822) { + atime = null; + } else { + atime = seconds * 1e3 + nanoseconds / (1e3 * 1e3); + } + times += 16; + seconds = readI53FromI64(times); + nanoseconds = HEAP32[(times + 8) >> 2]; + if (nanoseconds == 1073741823) { + mtime = now; + } else if (nanoseconds == 1073741822) { + mtime = null; + } else { + mtime = seconds * 1e3 + nanoseconds / (1e3 * 1e3); + } + } + // null here means UTIME_OMIT was passed. If both were set to UTIME_OMIT then + // we can skip the call completely. + if ((mtime ?? atime) !== null) { + FS.utime(path, atime, mtime); + } + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var __abort_js = () => abort(''); + + var __emscripten_lookup_name = (name) => { + // uint32_t _emscripten_lookup_name(const char *name); + var nameString = UTF8ToString(name); + return inetPton4(DNS.lookup_name(nameString)); + }; + + var __emscripten_memcpy_js = (dest, src, num) => + HEAPU8.copyWithin(dest, src, src + num); + + var runtimeKeepaliveCounter = 0; + + var __emscripten_runtime_keepalive_clear = () => { + noExitRuntime = false; + runtimeKeepaliveCounter = 0; + }; + + function __gmtime_js(time_low, time_high, tmPtr) { + var time = convertI32PairToI53Checked(time_low, time_high); + var date = new Date(time * 1e3); + HEAP32[tmPtr >> 2] = date.getUTCSeconds(); + HEAP32[(tmPtr + 4) >> 2] = date.getUTCMinutes(); + HEAP32[(tmPtr + 8) >> 2] = date.getUTCHours(); + HEAP32[(tmPtr + 12) >> 2] = date.getUTCDate(); + HEAP32[(tmPtr + 16) >> 2] = date.getUTCMonth(); + HEAP32[(tmPtr + 20) >> 2] = date.getUTCFullYear() - 1900; + HEAP32[(tmPtr + 24) >> 2] = date.getUTCDay(); + var start = Date.UTC(date.getUTCFullYear(), 0, 1, 0, 0, 0, 0); + var yday = ((date.getTime() - start) / (1e3 * 60 * 60 * 24)) | 0; + HEAP32[(tmPtr + 28) >> 2] = yday; + } + + var isLeapYear = (year) => + year % 4 === 0 && (year % 100 !== 0 || year % 400 === 0); + + var MONTH_DAYS_LEAP_CUMULATIVE = [ + 0, 31, 60, 91, 121, 152, 182, 213, 244, 274, 305, 335, + ]; + + var MONTH_DAYS_REGULAR_CUMULATIVE = [ + 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334, + ]; + + var ydayFromDate = (date) => { + var leap = isLeapYear(date.getFullYear()); + var monthDaysCumulative = leap + ? MONTH_DAYS_LEAP_CUMULATIVE + : MONTH_DAYS_REGULAR_CUMULATIVE; + var yday = monthDaysCumulative[date.getMonth()] + date.getDate() - 1; + // -1 since it's days since Jan 1 + return yday; + }; + + function __localtime_js(time_low, time_high, tmPtr) { + var time = convertI32PairToI53Checked(time_low, time_high); + var date = new Date(time * 1e3); + HEAP32[tmPtr >> 2] = date.getSeconds(); + HEAP32[(tmPtr + 4) >> 2] = date.getMinutes(); + HEAP32[(tmPtr + 8) >> 2] = date.getHours(); + HEAP32[(tmPtr + 12) >> 2] = date.getDate(); + HEAP32[(tmPtr + 16) >> 2] = date.getMonth(); + HEAP32[(tmPtr + 20) >> 2] = date.getFullYear() - 1900; + HEAP32[(tmPtr + 24) >> 2] = date.getDay(); + var yday = ydayFromDate(date) | 0; + HEAP32[(tmPtr + 28) >> 2] = yday; + HEAP32[(tmPtr + 36) >> 2] = -(date.getTimezoneOffset() * 60); + // Attention: DST is in December in South, and some regions don't have DST at all. + var start = new Date(date.getFullYear(), 0, 1); + var summerOffset = new Date( + date.getFullYear(), + 6, + 1 + ).getTimezoneOffset(); + var winterOffset = start.getTimezoneOffset(); + var dst = + (summerOffset != winterOffset && + date.getTimezoneOffset() == + Math.min(winterOffset, summerOffset)) | 0; + HEAP32[(tmPtr + 32) >> 2] = dst; + } + + /** @suppress {duplicate } */ var setTempRet0 = (val) => + __emscripten_tempret_set(val); + + var __mktime_js = function (tmPtr) { + var ret = (() => { + var date = new Date( + HEAP32[(tmPtr + 20) >> 2] + 1900, + HEAP32[(tmPtr + 16) >> 2], + HEAP32[(tmPtr + 12) >> 2], + HEAP32[(tmPtr + 8) >> 2], + HEAP32[(tmPtr + 4) >> 2], + HEAP32[tmPtr >> 2], + 0 + ); + // There's an ambiguous hour when the time goes back; the tm_isdst field is + // used to disambiguate it. Date() basically guesses, so we fix it up if it + // guessed wrong, or fill in tm_isdst with the guess if it's -1. + var dst = HEAP32[(tmPtr + 32) >> 2]; + var guessedOffset = date.getTimezoneOffset(); + var start = new Date(date.getFullYear(), 0, 1); + var summerOffset = new Date( + date.getFullYear(), + 6, + 1 + ).getTimezoneOffset(); + var winterOffset = start.getTimezoneOffset(); + var dstOffset = Math.min(winterOffset, summerOffset); + // DST is in December in South + if (dst < 0) { + // Attention: some regions don't have DST at all. + HEAP32[(tmPtr + 32) >> 2] = Number( + summerOffset != winterOffset && dstOffset == guessedOffset + ); + } else if (dst > 0 != (dstOffset == guessedOffset)) { + var nonDstOffset = Math.max(winterOffset, summerOffset); + var trueOffset = dst > 0 ? dstOffset : nonDstOffset; + // Don't try setMinutes(date.getMinutes() + ...) -- it's messed up. + date.setTime( + date.getTime() + (trueOffset - guessedOffset) * 6e4 + ); + } + HEAP32[(tmPtr + 24) >> 2] = date.getDay(); + var yday = ydayFromDate(date) | 0; + HEAP32[(tmPtr + 28) >> 2] = yday; + // To match expected behavior, update fields from date + HEAP32[tmPtr >> 2] = date.getSeconds(); + HEAP32[(tmPtr + 4) >> 2] = date.getMinutes(); + HEAP32[(tmPtr + 8) >> 2] = date.getHours(); + HEAP32[(tmPtr + 12) >> 2] = date.getDate(); + HEAP32[(tmPtr + 16) >> 2] = date.getMonth(); + HEAP32[(tmPtr + 20) >> 2] = date.getYear(); + var timeMs = date.getTime(); + if (isNaN(timeMs)) { + return -1; + } + // Return time in microseconds + return timeMs / 1e3; + })(); + return ( + setTempRet0( + ((tempDouble = ret), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0) + ), + ret >>> 0 + ); + }; + + function __mmap_js( + len, + prot, + flags, + fd, + offset_low, + offset_high, + allocated, + addr + ) { + var offset = convertI32PairToI53Checked(offset_low, offset_high); + try { + if (isNaN(offset)) return 61; + var stream = SYSCALLS.getStreamFromFD(fd); + var res = FS.mmap(stream, len, offset, prot, flags); + var ptr = res.ptr; + HEAP32[allocated >> 2] = res.allocated; + HEAPU32[addr >> 2] = ptr; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function __munmap_js(addr, len, prot, flags, fd, offset_low, offset_high) { + var offset = convertI32PairToI53Checked(offset_low, offset_high); + try { + var stream = SYSCALLS.getStreamFromFD(fd); + if (prot & 2) { + SYSCALLS.doMsync(addr, stream, len, flags, offset); + } + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var timers = {}; + + var handleException = (e) => { + // Certain exception types we do not treat as errors since they are used for + // internal control flow. + // 1. ExitStatus, which is thrown by exit() + // 2. "unwind", which is thrown by emscripten_unwind_to_js_event_loop() and others + // that wish to return to JS event loop. + if (e instanceof ExitStatus || e == 'unwind') { + return EXITSTATUS; + } + quit_(1, e); + }; + + var keepRuntimeAlive = () => noExitRuntime || runtimeKeepaliveCounter > 0; + + var _proc_exit = (code) => { + EXITSTATUS = code; + if (!keepRuntimeAlive()) { + Module['onExit']?.(code); + ABORT = true; + } + quit_(code, new ExitStatus(code)); + }; + + /** @suppress {duplicate } */ /** @param {boolean|number=} implicit */ var exitJS = + (status, implicit) => { + EXITSTATUS = status; + if (!keepRuntimeAlive()) { + exitRuntime(); + } + _proc_exit(status); + }; + + var _exit = exitJS; + + Module['_exit'] = _exit; + + var maybeExit = () => { + if (runtimeExited) { + return; + } + if (!keepRuntimeAlive()) { + try { + _exit(EXITSTATUS); + } catch (e) { + handleException(e); + } + } + }; + + var callUserCallback = (func) => { + if (runtimeExited || ABORT) { + return; + } + try { + func(); + maybeExit(); + } catch (e) { + handleException(e); + } + }; + + var _emscripten_get_now = () => performance.now(); + + var __setitimer_js = (which, timeout_ms) => { + // First, clear any existing timer. + if (timers[which]) { + clearTimeout(timers[which].id); + delete timers[which]; + } + // A timeout of zero simply cancels the current timeout so we have nothing + // more to do. + if (!timeout_ms) return 0; + var id = setTimeout(() => { + delete timers[which]; + callUserCallback(() => + __emscripten_timeout(which, _emscripten_get_now()) + ); + }, timeout_ms); + timers[which] = { + id, + timeout_ms, + }; + return 0; + }; + + var __tzset_js = (timezone, daylight, std_name, dst_name) => { + // TODO: Use (malleable) environment variables instead of system settings. + var currentYear = new Date().getFullYear(); + var winter = new Date(currentYear, 0, 1); + var summer = new Date(currentYear, 6, 1); + var winterOffset = winter.getTimezoneOffset(); + var summerOffset = summer.getTimezoneOffset(); + // Local standard timezone offset. Local standard time is not adjusted for + // daylight savings. This code uses the fact that getTimezoneOffset returns + // a greater value during Standard Time versus Daylight Saving Time (DST). + // Thus it determines the expected output during Standard Time, and it + // compares whether the output of the given date the same (Standard) or less + // (DST). + var stdTimezoneOffset = Math.max(winterOffset, summerOffset); + // timezone is specified as seconds west of UTC ("The external variable + // `timezone` shall be set to the difference, in seconds, between + // Coordinated Universal Time (UTC) and local standard time."), the same + // as returned by stdTimezoneOffset. + // See http://pubs.opengroup.org/onlinepubs/009695399/functions/tzset.html + HEAPU32[timezone >> 2] = stdTimezoneOffset * 60; + HEAP32[daylight >> 2] = Number(winterOffset != summerOffset); + var extractZone = (timezoneOffset) => { + // Why inverse sign? + // Read here https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Date/getTimezoneOffset + var sign = timezoneOffset >= 0 ? '-' : '+'; + var absOffset = Math.abs(timezoneOffset); + var hours = String(Math.floor(absOffset / 60)).padStart(2, '0'); + var minutes = String(absOffset % 60).padStart(2, '0'); + return `UTC${sign}${hours}${minutes}`; + }; + var winterName = extractZone(winterOffset); + var summerName = extractZone(summerOffset); + if (summerOffset < winterOffset) { + // Northern hemisphere + stringToUTF8(winterName, std_name, 17); + stringToUTF8(summerName, dst_name, 17); + } else { + stringToUTF8(winterName, dst_name, 17); + stringToUTF8(summerName, std_name, 17); + } + }; + + var _emscripten_date_now = () => Date.now(); + + var nowIsMonotonic = 1; + + var checkWasiClock = (clock_id) => clock_id >= 0 && clock_id <= 3; + + function _clock_time_get( + clk_id, + ignored_precision_low, + ignored_precision_high, + ptime + ) { + var ignored_precision = convertI32PairToI53Checked( + ignored_precision_low, + ignored_precision_high + ); + if (!checkWasiClock(clk_id)) { + return 28; + } + var now; + // all wasi clocks but realtime are monotonic + if (clk_id === 0) { + now = _emscripten_date_now(); + } else if (nowIsMonotonic) { + now = _emscripten_get_now(); + } else { + return 52; + } + // "now" is in ms, and wasi times are in ns. + var nsec = Math.round(now * 1e3 * 1e3); + (tempI64 = [ + nsec >>> 0, + ((tempDouble = nsec), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[ptime >> 2] = tempI64[0]), + (HEAP32[(ptime + 4) >> 2] = tempI64[1]); + return 0; + } + + var getHeapMax = () => + // Stay one Wasm page short of 4GB: while e.g. Chrome is able to allocate + // full 4GB Wasm memories, the size will wrap back to 0 bytes in Wasm side + // for any code that deals with heap sizes, which would require special + // casing all heap size related code to treat 0 specially. + 2147483648; + + var _emscripten_get_heap_max = () => getHeapMax(); + + var growMemory = (size) => { + var b = wasmMemory.buffer; + var pages = ((size - b.byteLength + 65535) / 65536) | 0; + try { + // round size grow request up to wasm page size (fixed 64KB per spec) + wasmMemory.grow(pages); + // .grow() takes a delta compared to the previous size + updateMemoryViews(); + return 1; + } /*success*/ catch (e) {} + }; + + // implicit 0 return to save code size (caller will cast "undefined" into 0 + // anyhow) + var _emscripten_resize_heap = (requestedSize) => { + var oldSize = HEAPU8.length; + // With CAN_ADDRESS_2GB or MEMORY64, pointers are already unsigned. + requestedSize >>>= 0; + // With multithreaded builds, races can happen (another thread might increase the size + // in between), so return a failure, and let the caller retry. + // Memory resize rules: + // 1. Always increase heap size to at least the requested size, rounded up + // to next page multiple. + // 2a. If MEMORY_GROWTH_LINEAR_STEP == -1, excessively resize the heap + // geometrically: increase the heap size according to + // MEMORY_GROWTH_GEOMETRIC_STEP factor (default +20%), At most + // overreserve by MEMORY_GROWTH_GEOMETRIC_CAP bytes (default 96MB). + // 2b. If MEMORY_GROWTH_LINEAR_STEP != -1, excessively resize the heap + // linearly: increase the heap size by at least + // MEMORY_GROWTH_LINEAR_STEP bytes. + // 3. Max size for the heap is capped at 2048MB-WASM_PAGE_SIZE, or by + // MAXIMUM_MEMORY, or by ASAN limit, depending on which is smallest + // 4. If we were unable to allocate as much memory, it may be due to + // over-eager decision to excessively reserve due to (3) above. + // Hence if an allocation fails, cut down on the amount of excess + // growth, in an attempt to succeed to perform a smaller allocation. + // A limit is set for how much we can grow. We should not exceed that + // (the wasm binary specifies it, so if we tried, we'd fail anyhow). + var maxHeapSize = getHeapMax(); + if (requestedSize > maxHeapSize) { + return false; + } + // Loop through potential heap size increases. If we attempt a too eager + // reservation that fails, cut down on the attempted size and reserve a + // smaller bump instead. (max 3 times, chosen somewhat arbitrarily) + for (var cutDown = 1; cutDown <= 4; cutDown *= 2) { + var overGrownHeapSize = oldSize * (1 + 0.2 / cutDown); + // ensure geometric growth + // but limit overreserving (default to capping at +96MB overgrowth at most) + overGrownHeapSize = Math.min( + overGrownHeapSize, + requestedSize + 100663296 + ); + var newSize = Math.min( + maxHeapSize, + alignMemory(Math.max(requestedSize, overGrownHeapSize), 65536) + ); + var replacement = growMemory(newSize); + if (replacement) { + return true; + } + } + return false; + }; + + var runtimeKeepalivePush = () => { + runtimeKeepaliveCounter += 1; + }; + + var runtimeKeepalivePop = () => { + runtimeKeepaliveCounter -= 1; + }; + + /** @param {number=} timeout */ var safeSetTimeout = (func, timeout) => { + runtimeKeepalivePush(); + return setTimeout(() => { + runtimeKeepalivePop(); + callUserCallback(func); + }, timeout); + }; + + var _emscripten_sleep = (ms) => + Asyncify.handleSleep((wakeUp) => safeSetTimeout(wakeUp, ms)); + + Module['_emscripten_sleep'] = _emscripten_sleep; + + _emscripten_sleep.isAsync = true; + + var ENV = PHPLoader.ENV || {}; + + var getExecutableName = () => thisProgram || './this.program'; + + var getEnvStrings = () => { + if (!getEnvStrings.strings) { + // Default values. + // Browser language detection #8751 + var lang = + ( + (typeof navigator == 'object' && + navigator.languages && + navigator.languages[0]) || + 'C' + ).replace('-', '_') + '.UTF-8'; + var env = { + USER: 'web_user', + LOGNAME: 'web_user', + PATH: '/', + PWD: '/', + HOME: '/home/web_user', + LANG: lang, + _: getExecutableName(), + }; + // Apply the user-provided values, if any. + for (var x in ENV) { + // x is a key in ENV; if ENV[x] is undefined, that means it was + // explicitly set to be so. We allow user code to do that to + // force variables with default values to remain unset. + if (ENV[x] === undefined) delete env[x]; + else env[x] = ENV[x]; + } + var strings = []; + for (var x in env) { + strings.push(`${x}=${env[x]}`); + } + getEnvStrings.strings = strings; + } + return getEnvStrings.strings; + }; + + var stringToAscii = (str, buffer) => { + for (var i = 0; i < str.length; ++i) { + HEAP8[buffer++] = str.charCodeAt(i); + } + // Null-terminate the string + HEAP8[buffer] = 0; + }; + + var _environ_get = (__environ, environ_buf) => { + var bufSize = 0; + getEnvStrings().forEach((string, i) => { + var ptr = environ_buf + bufSize; + HEAPU32[(__environ + i * 4) >> 2] = ptr; + stringToAscii(string, ptr); + bufSize += string.length + 1; + }); + return 0; + }; + + var _environ_sizes_get = (penviron_count, penviron_buf_size) => { + var strings = getEnvStrings(); + HEAPU32[penviron_count >> 2] = strings.length; + var bufSize = 0; + strings.forEach((string) => (bufSize += string.length + 1)); + HEAPU32[penviron_buf_size >> 2] = bufSize; + return 0; + }; + + function _fd_close(fd) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + FS.close(stream); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + function _fd_fdstat_get(fd, pbuf) { + try { + var rightsBase = 0; + var rightsInheriting = 0; + var flags = 0; + { + var stream = SYSCALLS.getStreamFromFD(fd); + // All character devices are terminals (other things a Linux system would + // assume is a character device, like the mouse, we have special APIs for). + var type = stream.tty + ? 2 + : FS.isDir(stream.mode) + ? 3 + : FS.isLink(stream.mode) + ? 7 + : 4; + } + HEAP8[pbuf] = type; + HEAP16[(pbuf + 2) >> 1] = flags; + (tempI64 = [ + rightsBase >>> 0, + ((tempDouble = rightsBase), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(pbuf + 8) >> 2] = tempI64[0]), + (HEAP32[(pbuf + 12) >> 2] = tempI64[1]); + (tempI64 = [ + rightsInheriting >>> 0, + ((tempDouble = rightsInheriting), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(pbuf + 16) >> 2] = tempI64[0]), + (HEAP32[(pbuf + 20) >> 2] = tempI64[1]); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + /** @param {number=} offset */ var doReadv = ( + stream, + iov, + iovcnt, + offset + ) => { + var ret = 0; + for (var i = 0; i < iovcnt; i++) { + var ptr = HEAPU32[iov >> 2]; + var len = HEAPU32[(iov + 4) >> 2]; + iov += 8; + var curr = FS.read(stream, HEAP8, ptr, len, offset); + if (curr < 0) return -1; + ret += curr; + if (curr < len) break; + // nothing more to read + if (typeof offset != 'undefined') { + offset += curr; + } + } + return ret; + }; + + function _fd_read(fd, iov, iovcnt, pnum) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + var num = doReadv(stream, iov, iovcnt); + HEAPU32[pnum >> 2] = num; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + function _fd_seek(fd, offset_low, offset_high, whence, newOffset) { + var offset = convertI32PairToI53Checked(offset_low, offset_high); + try { + if (isNaN(offset)) return 61; + var stream = SYSCALLS.getStreamFromFD(fd); + FS.llseek(stream, offset, whence); + (tempI64 = [ + stream.position >>> 0, + ((tempDouble = stream.position), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[newOffset >> 2] = tempI64[0]), + (HEAP32[(newOffset + 4) >> 2] = tempI64[1]); + if (stream.getdents && offset === 0 && whence === 0) + stream.getdents = null; + // reset readdir state + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + var _fd_sync = function (fd) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + return Asyncify.handleSleep((wakeUp) => { + var mount = stream.node.mount; + if (!mount.type.syncfs) { + // We write directly to the file system, so there's nothing to do here. + wakeUp(0); + return; + } + mount.type.syncfs(mount, false, (err) => { + if (err) { + wakeUp(29); + return; + } + wakeUp(0); + }); + }); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + }; + + _fd_sync.isAsync = true; + + /** @param {number=} offset */ var doWritev = ( + stream, + iov, + iovcnt, + offset + ) => { + var ret = 0; + for (var i = 0; i < iovcnt; i++) { + var ptr = HEAPU32[iov >> 2]; + var len = HEAPU32[(iov + 4) >> 2]; + iov += 8; + var curr = FS.write(stream, HEAP8, ptr, len, offset); + if (curr < 0) return -1; + ret += curr; + if (curr < len) { + // No more space to write. + break; + } + if (typeof offset != 'undefined') { + offset += curr; + } + } + return ret; + }; + + function _fd_write(fd, iov, iovcnt, pnum) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + var num = doWritev(stream, iov, iovcnt); + HEAPU32[pnum >> 2] = num; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + var _getaddrinfo = (node, service, hint, out) => { + var addr = 0; + var port = 0; + var flags = 0; + var family = 0; + var type = 0; + var proto = 0; + var ai; + function allocaddrinfo(family, type, proto, canon, addr, port) { + var sa, salen, ai; + var errno; + salen = family === 10 ? 28 : 16; + addr = family === 10 ? inetNtop6(addr) : inetNtop4(addr); + sa = _malloc(salen); + errno = writeSockaddr(sa, family, addr, port); + assert(!errno); + ai = _malloc(32); + HEAP32[(ai + 4) >> 2] = family; + HEAP32[(ai + 8) >> 2] = type; + HEAP32[(ai + 12) >> 2] = proto; + HEAPU32[(ai + 24) >> 2] = canon; + HEAPU32[(ai + 20) >> 2] = sa; + if (family === 10) { + HEAP32[(ai + 16) >> 2] = 28; + } else { + HEAP32[(ai + 16) >> 2] = 16; + } + HEAP32[(ai + 28) >> 2] = 0; + return ai; + } + if (hint) { + flags = HEAP32[hint >> 2]; + family = HEAP32[(hint + 4) >> 2]; + type = HEAP32[(hint + 8) >> 2]; + proto = HEAP32[(hint + 12) >> 2]; + } + if (type && !proto) { + proto = type === 2 ? 17 : 6; + } + if (!type && proto) { + type = proto === 17 ? 2 : 1; + } + // If type or proto are set to zero in hints we should really be returning multiple addrinfo values, but for + // now default to a TCP STREAM socket so we can at least return a sensible addrinfo given NULL hints. + if (proto === 0) { + proto = 6; + } + if (type === 0) { + type = 1; + } + if (!node && !service) { + return -2; + } + if (flags & ~(1 | 2 | 4 | 1024 | 8 | 16 | 32)) { + return -1; + } + if (hint !== 0 && HEAP32[hint >> 2] & 2 && !node) { + return -1; + } + if (flags & 32) { + // TODO + return -2; + } + if (type !== 0 && type !== 1 && type !== 2) { + return -7; + } + if (family !== 0 && family !== 2 && family !== 10) { + return -6; + } + if (service) { + service = UTF8ToString(service); + port = parseInt(service, 10); + if (isNaN(port)) { + if (flags & 1024) { + return -2; + } + // TODO support resolving well-known service names from: + // http://www.iana.org/assignments/service-names-port-numbers/service-names-port-numbers.txt + return -8; + } + } + if (!node) { + if (family === 0) { + family = 2; + } + if ((flags & 1) === 0) { + if (family === 2) { + addr = _htonl(2130706433); + } else { + addr = [0, 0, 0, _htonl(1)]; + } + } + ai = allocaddrinfo(family, type, proto, null, addr, port); + HEAPU32[out >> 2] = ai; + return 0; + } + // try as a numeric address + node = UTF8ToString(node); + addr = inetPton4(node); + if (addr !== null) { + // incoming node is a valid ipv4 address + if (family === 0 || family === 2) { + family = 2; + } else if (family === 10 && flags & 8) { + addr = [0, 0, _htonl(65535), addr]; + family = 10; + } else { + return -2; + } + } else { + addr = inetPton6(node); + if (addr !== null) { + // incoming node is a valid ipv6 address + if (family === 0 || family === 10) { + family = 10; + } else { + return -2; + } + } + } + if (addr != null) { + ai = allocaddrinfo(family, type, proto, node, addr, port); + HEAPU32[out >> 2] = ai; + return 0; + } + if (flags & 4) { + return -2; + } + // try as a hostname + // resolve the hostname to a temporary fake address + node = DNS.lookup_name(node); + addr = inetPton4(node); + if (family === 0) { + family = 2; + } else if (family === 10) { + addr = [0, 0, _htonl(65535), addr]; + } + ai = allocaddrinfo(family, type, proto, null, addr, port); + HEAPU32[out >> 2] = ai; + return 0; + }; + + /** @type {function(...*):?} */ function _getcontext() { + abort('missing function: getcontext'); + } + + _getcontext.stub = true; + + /** @type {function(...*):?} */ function _getdtablesize() { + abort('missing function: getdtablesize'); + } + + _getdtablesize.stub = true; + + var _getnameinfo = (sa, salen, node, nodelen, serv, servlen, flags) => { + var info = readSockaddr(sa, salen); + if (info.errno) { + return -6; + } + var port = info.port; + var addr = info.addr; + var overflowed = false; + if (node && nodelen) { + var lookup; + if (flags & 1 || !(lookup = DNS.lookup_addr(addr))) { + if (flags & 8) { + return -2; + } + } else { + addr = lookup; + } + var numBytesWrittenExclNull = stringToUTF8(addr, node, nodelen); + if (numBytesWrittenExclNull + 1 >= nodelen) { + overflowed = true; + } + } + if (serv && servlen) { + port = '' + port; + var numBytesWrittenExclNull = stringToUTF8(port, serv, servlen); + if (numBytesWrittenExclNull + 1 >= servlen) { + overflowed = true; + } + } + if (overflowed) { + // Note: even when we overflow, getnameinfo() is specced to write out the truncated results. + return -12; + } + return 0; + }; + + var Protocols = { + list: [], + map: {}, + }; + + var _setprotoent = (stayopen) => { + // void setprotoent(int stayopen); + // Allocate and populate a protoent structure given a name, protocol number and array of aliases + function allocprotoent(name, proto, aliases) { + // write name into buffer + var nameBuf = _malloc(name.length + 1); + stringToAscii(name, nameBuf); + // write aliases into buffer + var j = 0; + var length = aliases.length; + var aliasListBuf = _malloc((length + 1) * 4); + // Use length + 1 so we have space for the terminating NULL ptr. + for (var i = 0; i < length; i++, j += 4) { + var alias = aliases[i]; + var aliasBuf = _malloc(alias.length + 1); + stringToAscii(alias, aliasBuf); + HEAPU32[(aliasListBuf + j) >> 2] = aliasBuf; + } + HEAPU32[(aliasListBuf + j) >> 2] = 0; + // Terminating NULL pointer. + // generate protoent + var pe = _malloc(12); + HEAPU32[pe >> 2] = nameBuf; + HEAPU32[(pe + 4) >> 2] = aliasListBuf; + HEAP32[(pe + 8) >> 2] = proto; + return pe; + } + // Populate the protocol 'database'. The entries are limited to tcp and udp, though it is fairly trivial + // to add extra entries from /etc/protocols if desired - though not sure if that'd actually be useful. + var list = Protocols.list; + var map = Protocols.map; + if (list.length === 0) { + var entry = allocprotoent('tcp', 6, ['TCP']); + list.push(entry); + map['tcp'] = map['6'] = entry; + entry = allocprotoent('udp', 17, ['UDP']); + list.push(entry); + map['udp'] = map['17'] = entry; + } + _setprotoent.index = 0; + }; + + var _getprotobyname = (name) => { + // struct protoent *getprotobyname(const char *); + name = UTF8ToString(name); + _setprotoent(true); + var result = Protocols.map[name]; + return result; + }; + + var _getprotobynumber = (number) => { + // struct protoent *getprotobynumber(int proto); + _setprotoent(true); + var result = Protocols.map[number]; + return result; + }; + + var stackAlloc = (sz) => __emscripten_stack_alloc(sz); + + /** @suppress {duplicate } */ var stringToUTF8OnStack = (str) => { + var size = lengthBytesUTF8(str) + 1; + var ret = stackAlloc(size); + stringToUTF8(str, ret, size); + return ret; + }; + + var allocateUTF8OnStack = stringToUTF8OnStack; + + var PHPWASM = { + init: function () { + // The /internal directory is required by the C module. It's where the + // stdout, stderr, and headers information are written for the JavaScript + // code to read later on. + FS.mkdir('/internal'); + // The files from the shared directory are shared between all the + // PHP processes managed by PHPProcessManager. + FS.mkdir('/internal/shared'); + // The files from the preload directory are preloaded using the + // auto_prepend_file php.ini directive. + FS.mkdir('/internal/shared/preload'); + PHPWASM.EventEmitter = ENVIRONMENT_IS_NODE + ? require('events').EventEmitter + : class EventEmitter { + constructor() { + this.listeners = {}; + } + emit(eventName, data) { + if (this.listeners[eventName]) { + this.listeners[eventName].forEach( + (callback) => { + callback(data); + } + ); + } + } + once(eventName, callback) { + const self = this; + function removedCallback() { + callback(...arguments); + self.removeListener(eventName, removedCallback); + } + this.on(eventName, removedCallback); + } + removeAllListeners(eventName) { + if (eventName) { + delete this.listeners[eventName]; + } else { + this.listeners = {}; + } + } + removeListener(eventName, callback) { + if (this.listeners[eventName]) { + const idx = + this.listeners[eventName].indexOf(callback); + if (idx !== -1) { + this.listeners[eventName].splice(idx, 1); + } + } + } + }; + PHPWASM.child_proc_by_fd = {}; + PHPWASM.child_proc_by_pid = {}; + PHPWASM.input_devices = {}; + }, + getAllWebSockets: function (sock) { + const webSockets = new Set(); + if (sock.server) { + sock.server.clients.forEach((ws) => { + webSockets.add(ws); + }); + } + for (const peer of PHPWASM.getAllPeers(sock)) { + webSockets.add(peer.socket); + } + return Array.from(webSockets); + }, + getAllPeers: function (sock) { + const peers = new Set(); + if (sock.server) { + sock.pending + .filter((pending) => pending.peers) + .forEach((pending) => { + for (const peer of Object.values(pending.peers)) { + peers.add(peer); + } + }); + } + if (sock.peers) { + for (const peer of Object.values(sock.peers)) { + peers.add(peer); + } + } + return Array.from(peers); + }, + awaitData: function (ws) { + return PHPWASM.awaitEvent(ws, 'message'); + }, + awaitConnection: function (ws) { + if (ws.OPEN === ws.readyState) { + return [Promise.resolve(), PHPWASM.noop]; + } + return PHPWASM.awaitEvent(ws, 'open'); + }, + awaitClose: function (ws) { + if ([ws.CLOSING, ws.CLOSED].includes(ws.readyState)) { + return [Promise.resolve(), PHPWASM.noop]; + } + return PHPWASM.awaitEvent(ws, 'close'); + }, + awaitError: function (ws) { + if ([ws.CLOSING, ws.CLOSED].includes(ws.readyState)) { + return [Promise.resolve(), PHPWASM.noop]; + } + return PHPWASM.awaitEvent(ws, 'error'); + }, + awaitEvent: function (ws, event) { + let resolve; + const listener = () => { + resolve(); + }; + const promise = new Promise(function (_resolve) { + resolve = _resolve; + ws.once(event, listener); + }); + const cancel = () => { + ws.removeListener(event, listener); + // Rejecting the promises bubbles up and kills the entire + // node process. Let's resolve them on the next tick instead + // to give the caller some space to unbind any handlers. + setTimeout(resolve); + }; + return [promise, cancel]; + }, + noop: function () {}, + spawnProcess: function (command, args, options) { + if (Module['spawnProcess']) { + const spawnedPromise = Module['spawnProcess']( + command, + args, + options + ); + return Promise.resolve(spawnedPromise).then(function (spawned) { + if (!spawned || !spawned.on) { + throw new Error( + 'spawnProcess() must return an EventEmitter but returned a different type.' + ); + } + return spawned; + }); + } + if (ENVIRONMENT_IS_NODE) { + return require('child_process').spawn(command, args, { + ...options, + shell: true, + stdio: ['pipe', 'pipe', 'pipe'], + timeout: 100, + }); + } + const e = new Error( + 'popen(), proc_open() etc. are unsupported in the browser. Call php.setSpawnHandler() ' + + 'and provide a callback to handle spawning processes, or disable a popen(), proc_open() ' + + 'and similar functions via php.ini.' + ); + e.code = 'SPAWN_UNSUPPORTED'; + throw e; + }, + shutdownSocket: function (socketd, how) { + // This implementation only supports websockets at the moment + const sock = getSocketFromFD(socketd); + const peer = Object.values(sock.peers)[0]; + if (!peer) { + return -1; + } + try { + peer.socket.close(); + SOCKFS.websocket_sock_ops.removePeer(sock, peer); + return 0; + } catch (e) { + console.log('Socket shutdown error', e); + return -1; + } + }, + }; + + function _js_create_input_device(deviceId) { + let dataBuffer = []; + let dataCallback; + const filename = 'proc_id_' + deviceId; + const device = FS.createDevice( + '/dev', + filename, + function () {}, + function (byte) { + try { + dataBuffer.push(byte); + if (dataCallback) { + dataCallback(new Uint8Array(dataBuffer)); + dataBuffer = []; + } + } catch (e) { + console.error(e); + throw e; + } + } + ); + const devicePath = '/dev/' + filename; + PHPWASM.input_devices[deviceId] = { + devicePath, + onData: function (cb) { + dataCallback = cb; + dataBuffer.forEach(function (data) { + cb(data); + }); + dataBuffer.length = 0; + }, + }; + return allocateUTF8OnStack(devicePath); + } + + function _js_open_process( + command, + argsPtr, + argsLength, + descriptorsPtr, + descriptorsLength, + cwdPtr, + cwdLength, + envPtr, + envLength + ) { + if (!command) { + return 1; + } + const cmdstr = UTF8ToString(command); + if (!cmdstr.length) { + return 0; + } + let argsArray = []; + if (argsLength) { + for (var i = 0; i < argsLength; i++) { + const charPointer = argsPtr + i * 4; + argsArray.push(UTF8ToString(HEAPU32[charPointer >> 2])); + } + } + const cwdstr = cwdPtr ? UTF8ToString(cwdPtr) : null; + let envObject = null; + if (envLength) { + envObject = {}; + for (var i = 0; i < envLength; i++) { + const envPointer = envPtr + i * 4; + const envEntry = UTF8ToString(HEAPU32[envPointer >> 2]); + const splitAt = envEntry.indexOf('='); + if (splitAt === -1) { + continue; + } + const key = envEntry.substring(0, splitAt); + const value = envEntry.substring(splitAt + 1); + envObject[key] = value; + } + } + var std = {}; + // Extracts an array of available descriptors that should be dispatched to streams. + // On the C side, the descriptors are expressed as `**int` so we must go read + // each of the `descriptorsLength` `*int` pointers and convert the associated data into + // a JavaScript object { descriptor : { child : fd, parent : fd } }. + for (var i = 0; i < descriptorsLength; i++) { + const descriptorPtr = HEAPU32[(descriptorsPtr + i * 4) >> 2]; + std[HEAPU32[descriptorPtr >> 2]] = { + child: HEAPU32[(descriptorPtr + 4) >> 2], + parent: HEAPU32[(descriptorPtr + 8) >> 2], + }; + } + return Asyncify.handleSleep(async (wakeUp) => { + let cp; + try { + const options = {}; + if (cwdstr !== null) { + options.cwd = cwdstr; + } + if (envObject !== null) { + options.env = envObject; + } + cp = PHPWASM.spawnProcess(cmdstr, argsArray, options); + if (cp instanceof Promise) { + cp = await cp; + } + } catch (e) { + if (e.code === 'SPAWN_UNSUPPORTED') { + wakeUp(1); + return; + } + console.error(e); + wakeUp(1); + throw e; + } + const ProcInfo = { + pid: cp.pid, + exited: false, + stdinFd: std[0]?.child, + stdinIsDevice: std[0]?.child in PHPWASM.input_devices, + stdoutChildFd: std[1]?.child, + stdoutParentFd: std[1]?.parent, + stderrChildFd: std[2]?.child, + stderrParentFd: std[2]?.parent, + stdout: new PHPWASM.EventEmitter(), + stderr: new PHPWASM.EventEmitter(), + }; + if (ProcInfo.stdoutChildFd) + PHPWASM.child_proc_by_fd[ProcInfo.stdoutChildFd] = ProcInfo; + if (ProcInfo.stderrChildFd) + PHPWASM.child_proc_by_fd[ProcInfo.stderrChildFd] = ProcInfo; + if (ProcInfo.stdoutParentFd) + PHPWASM.child_proc_by_fd[ProcInfo.stdoutParentFd] = ProcInfo; + if (ProcInfo.stderrParentFd) + PHPWASM.child_proc_by_fd[ProcInfo.stderrParentFd] = ProcInfo; + PHPWASM.child_proc_by_pid[ProcInfo.pid] = ProcInfo; + cp.on('exit', function (code) { + ProcInfo.exitCode = code; + ProcInfo.exited = true; + // Emit events for the wasm_poll_socket function. + ProcInfo.stdout.emit('data'); + ProcInfo.stderr.emit('data'); + }); + // Pass data from child process's stdout to PHP's end of the stdout pipe. + if (ProcInfo.stdoutChildFd) { + const stdoutStream = SYSCALLS.getStreamFromFD( + ProcInfo.stdoutChildFd + ); + let stdoutAt = 0; + cp.stdout.on('data', function (data) { + ProcInfo.stdout.emit('data', data); + stdoutStream.stream_ops.write( + stdoutStream, + data, + 0, + data.length, + stdoutAt + ); + stdoutAt += data.length; + }); + } + // Pass data from child process's stderr to PHP's end of the stdout pipe. + if (ProcInfo.stderrChildFd) { + const stderrStream = SYSCALLS.getStreamFromFD( + ProcInfo.stderrChildFd + ); + let stderrAt = 0; + cp.stderr.on('data', function (data) { + ProcInfo.stderr.emit('data', data); + stderrStream.stream_ops.write( + stderrStream, + data, + 0, + data.length, + stderrAt + ); + stderrAt += data.length; + }); + } + /** + * Wait until the child process has been spawned. + * Unfortunately there is no Node.js API to check whether + * the process has already been spawned. We can only listen + * to the 'spawn' event and if it has already been spawned, + * listen to the 'exit' event. + */ try { + await new Promise((resolve, reject) => { + cp.on('spawn', resolve); + cp.on('error', reject); + }); + } catch (e) { + console.error(e); + wakeUp(1); + return; + } + // Now we want to pass data from the STDIN source supplied by PHP + // to the child process. + // PHP will write STDIN data to a device. + if (ProcInfo.stdinIsDevice) { + // We use Emscripten devices as pipes. This is a bit of a hack + // but it works as we get a callback when the device is written to. + // Let's listen to anything it outputs and pass it to the child process. + PHPWASM.input_devices[ProcInfo.stdinFd].onData(function (data) { + if (!data) return; + if (typeof data === 'number') { + data = new Uint8Array([data]); + } + const dataStr = new TextDecoder('utf-8').decode(data); + cp.stdin.write(dataStr); + }); + wakeUp(ProcInfo.pid); + return; + } + if (ProcInfo.stdinFd) { + // PHP will write STDIN data to a file descriptor. + const stdinStream = SYSCALLS.getStreamFromFD(ProcInfo.stdinFd); + if (stdinStream.node) { + // Pipe the entire stdinStream to cp.stdin + const CHUNK_SIZE = 1024; + const buffer = new Uint8Array(CHUNK_SIZE); + let offset = 0; + while (true) { + const bytesRead = stdinStream.stream_ops.read( + stdinStream, + buffer, + 0, + CHUNK_SIZE, + offset + ); + if (bytesRead === null || bytesRead === 0) { + break; + } + try { + cp.stdin.write(buffer.subarray(0, bytesRead)); + } catch (e) { + console.error(e); + return 1; + } + if (bytesRead < CHUNK_SIZE) { + break; + } + offset += bytesRead; + } + wakeUp(ProcInfo.pid); + return; + } + } + wakeUp(ProcInfo.pid); + }); + } + + function _js_process_status(pid, exitCodePtr) { + if (!PHPWASM.child_proc_by_pid[pid]) { + return -1; + } + if (PHPWASM.child_proc_by_pid[pid].exited) { + HEAPU32[exitCodePtr >> 2] = PHPWASM.child_proc_by_pid[pid].exitCode; + return 1; + } + return 0; + } + + function _js_waitpid(pid, exitCodePtr) { + if (!PHPWASM.child_proc_by_pid[pid]) { + return -1; + } + return Asyncify.handleSleep((wakeUp) => { + const poll = function () { + if (PHPWASM.child_proc_by_pid[pid]?.exited) { + HEAPU32[exitCodePtr >> 2] = + PHPWASM.child_proc_by_pid[pid].exitCode; + wakeUp(pid); + } else { + setTimeout(poll, 50); + } + }; + poll(); + }); + } + + /** @type {function(...*):?} */ function _makecontext() { + abort('missing function: makecontext'); + } + + _makecontext.stub = true; + + var arraySum = (array, index) => { + var sum = 0; + for (var i = 0; i <= index; sum += array[i++]) {} + // no-op + return sum; + }; + + var MONTH_DAYS_LEAP = [31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]; + + var MONTH_DAYS_REGULAR = [31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]; + + var addDays = (date, days) => { + var newDate = new Date(date.getTime()); + while (days > 0) { + var leap = isLeapYear(newDate.getFullYear()); + var currentMonth = newDate.getMonth(); + var daysInCurrentMonth = ( + leap ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR + )[currentMonth]; + if (days > daysInCurrentMonth - newDate.getDate()) { + // we spill over to next month + days -= daysInCurrentMonth - newDate.getDate() + 1; + newDate.setDate(1); + if (currentMonth < 11) { + newDate.setMonth(currentMonth + 1); + } else { + newDate.setMonth(0); + newDate.setFullYear(newDate.getFullYear() + 1); + } + } else { + // we stay in current month + newDate.setDate(newDate.getDate() + days); + return newDate; + } + } + return newDate; + }; + + var _strptime = (buf, format, tm) => { + // char *strptime(const char *restrict buf, const char *restrict format, struct tm *restrict tm); + // http://pubs.opengroup.org/onlinepubs/009695399/functions/strptime.html + var pattern = UTF8ToString(format); + // escape special characters + // TODO: not sure we really need to escape all of these in JS regexps + var SPECIAL_CHARS = '\\!@#$^&*()+=-[]/{}|:<>?,.'; + for (var i = 0, ii = SPECIAL_CHARS.length; i < ii; ++i) { + pattern = pattern.replace( + new RegExp('\\' + SPECIAL_CHARS[i], 'g'), + '\\' + SPECIAL_CHARS[i] + ); + } + // reduce number of matchers + var EQUIVALENT_MATCHERS = { + A: '%a', + B: '%b', + c: '%a %b %d %H:%M:%S %Y', + D: '%m\\/%d\\/%y', + e: '%d', + F: '%Y-%m-%d', + h: '%b', + R: '%H\\:%M', + r: '%I\\:%M\\:%S\\s%p', + T: '%H\\:%M\\:%S', + x: '%m\\/%d\\/(?:%y|%Y)', + X: '%H\\:%M\\:%S', + }; + // TODO: take care of locale + var DATE_PATTERNS = { + /* weekday name */ a: '(?:Sun(?:day)?)|(?:Mon(?:day)?)|(?:Tue(?:sday)?)|(?:Wed(?:nesday)?)|(?:Thu(?:rsday)?)|(?:Fri(?:day)?)|(?:Sat(?:urday)?)', + /* month name */ b: '(?:Jan(?:uary)?)|(?:Feb(?:ruary)?)|(?:Mar(?:ch)?)|(?:Apr(?:il)?)|May|(?:Jun(?:e)?)|(?:Jul(?:y)?)|(?:Aug(?:ust)?)|(?:Sep(?:tember)?)|(?:Oct(?:ober)?)|(?:Nov(?:ember)?)|(?:Dec(?:ember)?)', + /* century */ C: '\\d\\d', + /* day of month */ d: '0[1-9]|[1-9](?!\\d)|1\\d|2\\d|30|31', + /* hour (24hr) */ H: '\\d(?!\\d)|[0,1]\\d|20|21|22|23', + /* hour (12hr) */ I: '\\d(?!\\d)|0\\d|10|11|12', + /* day of year */ j: '00[1-9]|0?[1-9](?!\\d)|0?[1-9]\\d(?!\\d)|[1,2]\\d\\d|3[0-6]\\d', + /* month */ m: '0[1-9]|[1-9](?!\\d)|10|11|12', + /* minutes */ M: '0\\d|\\d(?!\\d)|[1-5]\\d', + /* whitespace */ n: ' ', + /* AM/PM */ p: 'AM|am|PM|pm|A\\.M\\.|a\\.m\\.|P\\.M\\.|p\\.m\\.', + /* seconds */ S: '0\\d|\\d(?!\\d)|[1-5]\\d|60', + /* week number */ U: '0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53', + /* week number */ W: '0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53', + /* weekday number */ w: '[0-6]', + /* 2-digit year */ y: '\\d\\d', + /* 4-digit year */ Y: '\\d\\d\\d\\d', + /* whitespace */ t: ' ', + /* time zone */ z: 'Z|(?:[\\+\\-]\\d\\d:?(?:\\d\\d)?)', + }; + var MONTH_NUMBERS = { + JAN: 0, + FEB: 1, + MAR: 2, + APR: 3, + MAY: 4, + JUN: 5, + JUL: 6, + AUG: 7, + SEP: 8, + OCT: 9, + NOV: 10, + DEC: 11, + }; + var DAY_NUMBERS_SUN_FIRST = { + SUN: 0, + MON: 1, + TUE: 2, + WED: 3, + THU: 4, + FRI: 5, + SAT: 6, + }; + var DAY_NUMBERS_MON_FIRST = { + MON: 0, + TUE: 1, + WED: 2, + THU: 3, + FRI: 4, + SAT: 5, + SUN: 6, + }; + var capture = []; + var pattern_out = pattern + .replace(/%(.)/g, (m, c) => EQUIVALENT_MATCHERS[c] || m) + .replace(/%(.)/g, (_, c) => { + let pat = DATE_PATTERNS[c]; + if (pat) { + capture.push(c); + return `(${pat})`; + } else { + return c; + } + }) + .replace( + // any number of space or tab characters match zero or more spaces + /\s+/g, + '\\s*' + ); + var matches = new RegExp('^' + pattern_out, 'i').exec( + UTF8ToString(buf) + ); + function initDate() { + function fixup(value, min, max) { + return typeof value != 'number' || isNaN(value) + ? min + : value >= min + ? value <= max + ? value + : max + : min; + } + return { + year: fixup(HEAP32[(tm + 20) >> 2] + 1900, 1970, 9999), + month: fixup(HEAP32[(tm + 16) >> 2], 0, 11), + day: fixup(HEAP32[(tm + 12) >> 2], 1, 31), + hour: fixup(HEAP32[(tm + 8) >> 2], 0, 23), + min: fixup(HEAP32[(tm + 4) >> 2], 0, 59), + sec: fixup(HEAP32[tm >> 2], 0, 59), + gmtoff: 0, + }; + } + if (matches) { + var date = initDate(); + var value; + var getMatch = (symbol) => { + var pos = capture.indexOf(symbol); + // check if symbol appears in regexp + if (pos >= 0) { + // return matched value or null (falsy!) for non-matches + return matches[pos + 1]; + } + return; + }; + // seconds + if ((value = getMatch('S'))) { + date.sec = jstoi_q(value); + } + // minutes + if ((value = getMatch('M'))) { + date.min = jstoi_q(value); + } + // hours + if ((value = getMatch('H'))) { + // 24h clock + date.hour = jstoi_q(value); + } else if ((value = getMatch('I'))) { + // AM/PM clock + var hour = jstoi_q(value); + if ((value = getMatch('p'))) { + hour += value.toUpperCase()[0] === 'P' ? 12 : 0; + } + date.hour = hour; + } + // year + if ((value = getMatch('Y'))) { + // parse from four-digit year + date.year = jstoi_q(value); + } else if ((value = getMatch('y'))) { + // parse from two-digit year... + var year = jstoi_q(value); + if ((value = getMatch('C'))) { + // ...and century + year += jstoi_q(value) * 100; + } else { + // ...and rule-of-thumb + year += year < 69 ? 2e3 : 1900; + } + date.year = year; + } + // month + if ((value = getMatch('m'))) { + // parse from month number + date.month = jstoi_q(value) - 1; + } else if ((value = getMatch('b'))) { + // parse from month name + date.month = + MONTH_NUMBERS[value.substring(0, 3).toUpperCase()] || 0; + } + // day + if ((value = getMatch('d'))) { + // get day of month directly + date.day = jstoi_q(value); + } else if ((value = getMatch('j'))) { + // get day of month from day of year ... + var day = jstoi_q(value); + var leapYear = isLeapYear(date.year); + for (var month = 0; month < 12; ++month) { + var daysUntilMonth = arraySum( + leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, + month - 1 + ); + if ( + day <= + daysUntilMonth + + (leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR)[ + month + ] + ) { + date.day = day - daysUntilMonth; + } + } + } else if ((value = getMatch('a'))) { + // get day of month from weekday ... + var weekDay = value.substring(0, 3).toUpperCase(); + if ((value = getMatch('U'))) { + // ... and week number (Sunday being first day of week) + // Week number of the year (Sunday as the first day of the week) as a decimal number [00,53]. + // All days in a new year preceding the first Sunday are considered to be in week 0. + var weekDayNumber = DAY_NUMBERS_SUN_FIRST[weekDay]; + var weekNumber = jstoi_q(value); + // January 1st + var janFirst = new Date(date.year, 0, 1); + var endDate; + if (janFirst.getDay() === 0) { + // Jan 1st is a Sunday, and, hence in the 1st CW + endDate = addDays( + janFirst, + weekDayNumber + 7 * (weekNumber - 1) + ); + } else { + // Jan 1st is not a Sunday, and, hence still in the 0th CW + endDate = addDays( + janFirst, + 7 - + janFirst.getDay() + + weekDayNumber + + 7 * (weekNumber - 1) + ); + } + date.day = endDate.getDate(); + date.month = endDate.getMonth(); + } else if ((value = getMatch('W'))) { + // ... and week number (Monday being first day of week) + // Week number of the year (Monday as the first day of the week) as a decimal number [00,53]. + // All days in a new year preceding the first Monday are considered to be in week 0. + var weekDayNumber = DAY_NUMBERS_MON_FIRST[weekDay]; + var weekNumber = jstoi_q(value); + // January 1st + var janFirst = new Date(date.year, 0, 1); + var endDate; + if (janFirst.getDay() === 1) { + // Jan 1st is a Monday, and, hence in the 1st CW + endDate = addDays( + janFirst, + weekDayNumber + 7 * (weekNumber - 1) + ); + } else { + // Jan 1st is not a Monday, and, hence still in the 0th CW + endDate = addDays( + janFirst, + 7 - + janFirst.getDay() + + 1 + + weekDayNumber + + 7 * (weekNumber - 1) + ); + } + date.day = endDate.getDate(); + date.month = endDate.getMonth(); + } + } + // time zone + if ((value = getMatch('z'))) { + // GMT offset as either 'Z' or +-HH:MM or +-HH or +-HHMM + if (value.toLowerCase() === 'z') { + date.gmtoff = 0; + } else { + var match = value.match(/^((?:\-|\+)\d\d):?(\d\d)?/); + date.gmtoff = match[1] * 3600; + if (match[2]) { + date.gmtoff += + date.gmtoff > 0 ? match[2] * 60 : -match[2] * 60; + } + } + } + /* tm_sec int seconds after the minute 0-61* tm_min int minutes after the hour 0-59 tm_hour int hours since midnight 0-23 @@ -6700,503 +8297,635 @@ var _strptime = (buf, format, tm) => { tm_yday int days since January 1 0-365 tm_isdst int Daylight Saving Time flag tm_gmtoff long offset from GMT (seconds) - */ var fullDate = new Date(date.year, date.month, date.day, date.hour, date.min, date.sec, 0); - HEAP32[((tm) >> 2)] = fullDate.getSeconds(); - HEAP32[(((tm) + (4)) >> 2)] = fullDate.getMinutes(); - HEAP32[(((tm) + (8)) >> 2)] = fullDate.getHours(); - HEAP32[(((tm) + (12)) >> 2)] = fullDate.getDate(); - HEAP32[(((tm) + (16)) >> 2)] = fullDate.getMonth(); - HEAP32[(((tm) + (20)) >> 2)] = fullDate.getFullYear() - 1900; - HEAP32[(((tm) + (24)) >> 2)] = fullDate.getDay(); - HEAP32[(((tm) + (28)) >> 2)] = arraySum(isLeapYear(fullDate.getFullYear()) ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, fullDate.getMonth() - 1) + fullDate.getDate() - 1; - HEAP32[(((tm) + (32)) >> 2)] = 0; - HEAP32[(((tm) + (36)) >> 2)] = date.gmtoff; - return buf + intArrayFromString(matches[0]).length - 1; - } - return 0; -}; - -/** @type {function(...*):?} */ function _swapcontext() { - abort("missing function: swapcontext"); -} - -_swapcontext.stub = true; - -function _wasm_close(socketd) { - return PHPWASM.shutdownSocket(socketd, 2); -} - -function _wasm_setsockopt(socketd, level, optionName, optionValuePtr, optionLen) { - const optionValue = HEAPU8[optionValuePtr]; - const SOL_SOCKET = 1; - const SO_KEEPALIVE = 9; - const IPPROTO_TCP = 6; - const TCP_NODELAY = 1; - const isSupported = (level === SOL_SOCKET && optionName === SO_KEEPALIVE) || (level === IPPROTO_TCP && optionName === TCP_NODELAY); - if (!isSupported) { - console.warn(`Unsupported socket option: ${level}, ${optionName}, ${optionValue}`); - return -1; - } - const ws = PHPWASM.getAllWebSockets(socketd)[0]; - if (!ws) { - return -1; - } - ws.setSocketOpt(level, optionName, optionValuePtr); - return 0; -} - -function _wasm_shutdown(socketd, how) { - return PHPWASM.shutdownSocket(socketd, how); -} - -var Asyncify = { - instrumentWasmImports(imports) { - var importPattern = /^(js_open_process|js_waitpid|js_process_status|js_create_input_device|wasm_setsockopt|wasm_shutdown|wasm_close|invoke_.*|__asyncjs__.*)$/; - for (let [x, original] of Object.entries(imports)) { - if (typeof original == "function") { - let isAsyncifyImport = original.isAsync || importPattern.test(x); - if (isAsyncifyImport) { - imports[x] = original = new WebAssembly.Suspending(original); - } - } - } - }, - instrumentWasmExports(exports) { - var exportPattern = /^(wasm_sleep|wasm_read|emscripten_sleep|wasm_sapi_handle_request|wasm_sapi_request_shutdown|wasm_poll_socket|wrap_select|__wrap_select|select|php_pollfd_for|fflush|wasm_popen|wasm_read|wasm_php_exec|run_cli|main|__main_argc_argv)$/; - Asyncify.asyncExports = new Set; - var ret = {}; - for (let [x, original] of Object.entries(exports)) { - if (typeof original == "function") { - let isAsyncifyExport = exportPattern.test(x); - if (isAsyncifyExport) { - Asyncify.asyncExports.add(original); - original = Asyncify.makeAsyncFunction(original); - } - ret[x] = (...args) => original(...args); - } else { - ret[x] = original; - } - } - return ret; - }, - asyncExports: null, - isAsyncExport(func) { - return Asyncify.asyncExports?.has(func); - }, - handleAsync: async startAsync => { - runtimeKeepalivePush(); - try { - return await startAsync(); - } finally { - runtimeKeepalivePop(); - } - }, - handleSleep(startAsync) { - return Asyncify.handleAsync(() => new Promise(startAsync)); - }, - makeAsyncFunction(original) { - return WebAssembly.promising(original); - } -}; - -var getCFunc = ident => { - var func = Module["_" + ident]; - return func; -}; - -var stackSave = () => _emscripten_stack_get_current(); - -var stackRestore = val => __emscripten_stack_restore(val); - -/** - * @param {string|null=} returnType - * @param {Array=} argTypes - * @param {Arguments|Array=} args - * @param {Object=} opts - */ var ccall = (ident, returnType, argTypes, args, opts) => { - var toC = { - "string": str => { - var ret = 0; - if (str !== null && str !== undefined && str !== 0) { - ret = stringToUTF8OnStack(str); - } - return ret; - }, - "array": arr => { - var ret = stackAlloc(arr.length); - writeArrayToMemory(arr, ret); - return ret; - } - }; - function convertReturnValue(ret) { - if (returnType === "string") { - return UTF8ToString(ret); - } - if (returnType === "boolean") return Boolean(ret); - return ret; - } - var func = getCFunc(ident); - var cArgs = []; - var stack = 0; - if (args) { - for (var i = 0; i < args.length; i++) { - var converter = toC[argTypes[i]]; - if (converter) { - if (stack === 0) stack = stackSave(); - cArgs[i] = converter(args[i]); - } else { - cArgs[i] = args[i]; - } - } - } - var ret = func(...cArgs); - function onDone(ret) { - if (stack !== 0) stackRestore(stack); - return convertReturnValue(ret); - } - var asyncMode = opts?.async; - if (asyncMode) return ret.then(onDone); - ret = onDone(ret); - return ret; -}; - -var FS_createPath = FS.createPath; - -var FS_unlink = path => FS.unlink(path); - -var FS_createLazyFile = FS.createLazyFile; - -var FS_createDevice = FS.createDevice; - -FS.createPreloadedFile = FS_createPreloadedFile; - -FS.staticInit(); - -Module["FS_createPath"] = FS.createPath; - -Module["FS_createDataFile"] = FS.createDataFile; - -Module["FS_createPreloadedFile"] = FS.createPreloadedFile; - -Module["FS_unlink"] = FS.unlink; - -Module["FS_createLazyFile"] = FS.createLazyFile; - -Module["FS_createDevice"] = FS.createDevice; - -if (ENVIRONMENT_IS_NODE) { - NODEFS.staticInit(); -} - -PHPWASM.init(); - -var wasmImports = { - /** @export */ SharpYuvConvert: _SharpYuvConvert, - /** @export */ SharpYuvGetConversionMatrix: _SharpYuvGetConversionMatrix, - /** @export */ SharpYuvInit: _SharpYuvInit, - /** @export */ __assert_fail: ___assert_fail, - /** @export */ __asyncjs__js_fd_read: __asyncjs__js_fd_read, - /** @export */ __asyncjs__js_module_onMessage: __asyncjs__js_module_onMessage, - /** @export */ __asyncjs__js_popen_to_file: __asyncjs__js_popen_to_file, - /** @export */ __asyncjs__wasm_poll_socket: __asyncjs__wasm_poll_socket, - /** @export */ __call_sighandler: ___call_sighandler, - /** @export */ __syscall_accept4: ___syscall_accept4, - /** @export */ __syscall_bind: ___syscall_bind, - /** @export */ __syscall_chdir: ___syscall_chdir, - /** @export */ __syscall_chmod: ___syscall_chmod, - /** @export */ __syscall_connect: ___syscall_connect, - /** @export */ __syscall_dup: ___syscall_dup, - /** @export */ __syscall_dup3: ___syscall_dup3, - /** @export */ __syscall_faccessat: ___syscall_faccessat, - /** @export */ __syscall_fallocate: ___syscall_fallocate, - /** @export */ __syscall_fchmod: ___syscall_fchmod, - /** @export */ __syscall_fchown32: ___syscall_fchown32, - /** @export */ __syscall_fchownat: ___syscall_fchownat, - /** @export */ __syscall_fcntl64: ___syscall_fcntl64, - /** @export */ __syscall_fdatasync: ___syscall_fdatasync, - /** @export */ __syscall_fstat64: ___syscall_fstat64, - /** @export */ __syscall_ftruncate64: ___syscall_ftruncate64, - /** @export */ __syscall_getcwd: ___syscall_getcwd, - /** @export */ __syscall_getdents64: ___syscall_getdents64, - /** @export */ __syscall_getpeername: ___syscall_getpeername, - /** @export */ __syscall_getsockname: ___syscall_getsockname, - /** @export */ __syscall_getsockopt: ___syscall_getsockopt, - /** @export */ __syscall_ioctl: ___syscall_ioctl, - /** @export */ __syscall_listen: ___syscall_listen, - /** @export */ __syscall_lstat64: ___syscall_lstat64, - /** @export */ __syscall_mkdirat: ___syscall_mkdirat, - /** @export */ __syscall_newfstatat: ___syscall_newfstatat, - /** @export */ __syscall_openat: ___syscall_openat, - /** @export */ __syscall_pipe: ___syscall_pipe, - /** @export */ __syscall_poll: ___syscall_poll, - /** @export */ __syscall_readlinkat: ___syscall_readlinkat, - /** @export */ __syscall_recvfrom: ___syscall_recvfrom, - /** @export */ __syscall_renameat: ___syscall_renameat, - /** @export */ __syscall_rmdir: ___syscall_rmdir, - /** @export */ __syscall_sendto: ___syscall_sendto, - /** @export */ __syscall_socket: ___syscall_socket, - /** @export */ __syscall_stat64: ___syscall_stat64, - /** @export */ __syscall_statfs64: ___syscall_statfs64, - /** @export */ __syscall_symlink: ___syscall_symlink, - /** @export */ __syscall_unlinkat: ___syscall_unlinkat, - /** @export */ __syscall_utimensat: ___syscall_utimensat, - /** @export */ _abort_js: __abort_js, - /** @export */ _emscripten_get_now_is_monotonic: __emscripten_get_now_is_monotonic, - /** @export */ _emscripten_lookup_name: __emscripten_lookup_name, - /** @export */ _emscripten_memcpy_js: __emscripten_memcpy_js, - /** @export */ _emscripten_runtime_keepalive_clear: __emscripten_runtime_keepalive_clear, - /** @export */ _gmtime_js: __gmtime_js, - /** @export */ _localtime_js: __localtime_js, - /** @export */ _mktime_js: __mktime_js, - /** @export */ _mmap_js: __mmap_js, - /** @export */ _munmap_js: __munmap_js, - /** @export */ _setitimer_js: __setitimer_js, - /** @export */ _tzset_js: __tzset_js, - /** @export */ emscripten_date_now: _emscripten_date_now, - /** @export */ emscripten_get_heap_max: _emscripten_get_heap_max, - /** @export */ emscripten_get_now: _emscripten_get_now, - /** @export */ emscripten_resize_heap: _emscripten_resize_heap, - /** @export */ emscripten_sleep: _emscripten_sleep, - /** @export */ environ_get: _environ_get, - /** @export */ environ_sizes_get: _environ_sizes_get, - /** @export */ exit: _exit, - /** @export */ fd_close: _fd_close, - /** @export */ fd_fdstat_get: _fd_fdstat_get, - /** @export */ fd_read: _fd_read, - /** @export */ fd_seek: _fd_seek, - /** @export */ fd_sync: _fd_sync, - /** @export */ fd_write: _fd_write, - /** @export */ getaddrinfo: _getaddrinfo, - /** @export */ getcontext: _getcontext, - /** @export */ getdtablesize: _getdtablesize, - /** @export */ getnameinfo: _getnameinfo, - /** @export */ getprotobyname: _getprotobyname, - /** @export */ getprotobynumber: _getprotobynumber, - /** @export */ js_create_input_device: _js_create_input_device, - /** @export */ js_open_process: _js_open_process, - /** @export */ js_process_status: _js_process_status, - /** @export */ js_waitpid: _js_waitpid, - /** @export */ makecontext: _makecontext, - /** @export */ proc_exit: _proc_exit, - /** @export */ strftime: _strftime, - /** @export */ strftime_l: _strftime_l, - /** @export */ strptime: _strptime, - /** @export */ swapcontext: _swapcontext, - /** @export */ wasm_close: _wasm_close, - /** @export */ wasm_setsockopt: _wasm_setsockopt, - /** @export */ wasm_shutdown: _wasm_shutdown -}; - -var wasmExports = createWasm(); - -var ___wasm_call_ctors = () => (___wasm_call_ctors = wasmExports["__wasm_call_ctors"])(); - -var _malloc = a0 => (_malloc = wasmExports["malloc"])(a0); - -var _wasm_popen = Module["_wasm_popen"] = (a0, a1) => (_wasm_popen = Module["_wasm_popen"] = wasmExports["wasm_popen"])(a0, a1); - -var _wasm_php_exec = Module["_wasm_php_exec"] = (a0, a1, a2, a3) => (_wasm_php_exec = Module["_wasm_php_exec"] = wasmExports["wasm_php_exec"])(a0, a1, a2, a3); - -var _php_pollfd_for = Module["_php_pollfd_for"] = (a0, a1, a2) => (_php_pollfd_for = Module["_php_pollfd_for"] = wasmExports["php_pollfd_for"])(a0, a1, a2); - -var _htons = a0 => (_htons = wasmExports["htons"])(a0); - -var _ntohs = a0 => (_ntohs = wasmExports["ntohs"])(a0); - -var _htonl = a0 => (_htonl = wasmExports["htonl"])(a0); - -var _wasm_sleep = Module["_wasm_sleep"] = a0 => (_wasm_sleep = Module["_wasm_sleep"] = wasmExports["wasm_sleep"])(a0); - -var _fflush = a0 => (_fflush = wasmExports["fflush"])(a0); - -var _wasm_read = Module["_wasm_read"] = (a0, a1, a2) => (_wasm_read = Module["_wasm_read"] = wasmExports["wasm_read"])(a0, a1, a2); - -var ___wrap_select = Module["___wrap_select"] = (a0, a1, a2, a3, a4) => (___wrap_select = Module["___wrap_select"] = wasmExports["__wrap_select"])(a0, a1, a2, a3, a4); - -var _wasm_add_cli_arg = Module["_wasm_add_cli_arg"] = a0 => (_wasm_add_cli_arg = Module["_wasm_add_cli_arg"] = wasmExports["wasm_add_cli_arg"])(a0); - -var _run_cli = Module["_run_cli"] = () => (_run_cli = Module["_run_cli"] = wasmExports["run_cli"])(); - -var _wasm_set_sapi_name = Module["_wasm_set_sapi_name"] = a0 => (_wasm_set_sapi_name = Module["_wasm_set_sapi_name"] = wasmExports["wasm_set_sapi_name"])(a0); - -var _wasm_set_phpini_path = Module["_wasm_set_phpini_path"] = a0 => (_wasm_set_phpini_path = Module["_wasm_set_phpini_path"] = wasmExports["wasm_set_phpini_path"])(a0); - -var _wasm_add_SERVER_entry = Module["_wasm_add_SERVER_entry"] = (a0, a1) => (_wasm_add_SERVER_entry = Module["_wasm_add_SERVER_entry"] = wasmExports["wasm_add_SERVER_entry"])(a0, a1); - -var _wasm_add_ENV_entry = Module["_wasm_add_ENV_entry"] = (a0, a1) => (_wasm_add_ENV_entry = Module["_wasm_add_ENV_entry"] = wasmExports["wasm_add_ENV_entry"])(a0, a1); - -var _wasm_set_query_string = Module["_wasm_set_query_string"] = a0 => (_wasm_set_query_string = Module["_wasm_set_query_string"] = wasmExports["wasm_set_query_string"])(a0); + */ var fullDate = new Date( + date.year, + date.month, + date.day, + date.hour, + date.min, + date.sec, + 0 + ); + HEAP32[tm >> 2] = fullDate.getSeconds(); + HEAP32[(tm + 4) >> 2] = fullDate.getMinutes(); + HEAP32[(tm + 8) >> 2] = fullDate.getHours(); + HEAP32[(tm + 12) >> 2] = fullDate.getDate(); + HEAP32[(tm + 16) >> 2] = fullDate.getMonth(); + HEAP32[(tm + 20) >> 2] = fullDate.getFullYear() - 1900; + HEAP32[(tm + 24) >> 2] = fullDate.getDay(); + HEAP32[(tm + 28) >> 2] = + arraySum( + isLeapYear(fullDate.getFullYear()) + ? MONTH_DAYS_LEAP + : MONTH_DAYS_REGULAR, + fullDate.getMonth() - 1 + ) + + fullDate.getDate() - + 1; + HEAP32[(tm + 32) >> 2] = 0; + HEAP32[(tm + 36) >> 2] = date.gmtoff; + // we need to convert the matched sequence into an integer array to take care of UTF-8 characters > 0x7F + // TODO: not sure that intArrayFromString handles all unicode characters correctly + return buf + intArrayFromString(matches[0]).length - 1; + } + return 0; + }; + + /** @type {function(...*):?} */ function _swapcontext() { + abort('missing function: swapcontext'); + } + + _swapcontext.stub = true; + + function _wasm_close(socketd) { + return PHPWASM.shutdownSocket(socketd, 2); + } + + function _wasm_setsockopt( + socketd, + level, + optionName, + optionValuePtr, + optionLen + ) { + const optionValue = HEAPU8[optionValuePtr]; + const SOL_SOCKET = 1; + const SO_KEEPALIVE = 9; + const IPPROTO_TCP = 6; + const TCP_NODELAY = 1; + const isSupported = + (level === SOL_SOCKET && optionName === SO_KEEPALIVE) || + (level === IPPROTO_TCP && optionName === TCP_NODELAY); + if (!isSupported) { + console.warn( + `Unsupported socket option: ${level}, ${optionName}, ${optionValue}` + ); + return -1; + } + const ws = PHPWASM.getAllWebSockets(socketd)[0]; + if (!ws) { + return -1; + } + ws.setSocketOpt(level, optionName, optionValuePtr); + return 0; + } + + function _wasm_shutdown(socketd, how) { + return PHPWASM.shutdownSocket(socketd, how); + } + + var Asyncify = { + instrumentWasmImports(imports) { + var importPattern = + /^(js_open_process|js_waitpid|js_process_status|js_create_input_device|wasm_setsockopt|wasm_shutdown|wasm_close|invoke_.*|__asyncjs__.*)$/; + for (let [x, original] of Object.entries(imports)) { + if (typeof original == 'function') { + let isAsyncifyImport = + original.isAsync || importPattern.test(x); + // Wrap async imports with a suspending WebAssembly function. + if (isAsyncifyImport) { + imports[x] = original = new WebAssembly.Suspending( + original + ); + } + } + } + }, + instrumentWasmExports(exports) { + var exportPattern = + /^(wasm_sleep|wasm_read|emscripten_sleep|wasm_sapi_handle_request|wasm_sapi_request_shutdown|wasm_poll_socket|wrap_select|__wrap_select|select|php_pollfd_for|fflush|wasm_popen|wasm_read|wasm_php_exec|run_cli|main|__main_argc_argv)$/; + Asyncify.asyncExports = new Set(); + var ret = {}; + for (let [x, original] of Object.entries(exports)) { + if (typeof original == 'function') { + // Wrap all exports with a promising WebAssembly function. + let isAsyncifyExport = exportPattern.test(x); + if (isAsyncifyExport) { + Asyncify.asyncExports.add(original); + original = Asyncify.makeAsyncFunction(original); + } + ret[x] = (...args) => original(...args); + } else { + ret[x] = original; + } + } + return ret; + }, + asyncExports: null, + isAsyncExport(func) { + return Asyncify.asyncExports?.has(func); + }, + handleAsync: async (startAsync) => { + runtimeKeepalivePush(); + try { + return await startAsync(); + } finally { + runtimeKeepalivePop(); + } + }, + handleSleep(startAsync) { + return Asyncify.handleAsync(() => new Promise(startAsync)); + }, + makeAsyncFunction(original) { + return WebAssembly.promising(original); + }, + }; + + var getCFunc = (ident) => { + var func = Module['_' + ident]; + // closure exported function + return func; + }; + + var writeArrayToMemory = (array, buffer) => { + HEAP8.set(array, buffer); + }; + + var stackSave = () => _emscripten_stack_get_current(); + + var stackRestore = (val) => __emscripten_stack_restore(val); + + /** + * @param {string|null=} returnType + * @param {Array=} argTypes + * @param {Arguments|Array=} args + * @param {Object=} opts + */ var ccall = (ident, returnType, argTypes, args, opts) => { + // For fast lookup of conversion functions + var toC = { + string: (str) => { + var ret = 0; + if (str !== null && str !== undefined && str !== 0) { + // null string + ret = stringToUTF8OnStack(str); + } + return ret; + }, + array: (arr) => { + var ret = stackAlloc(arr.length); + writeArrayToMemory(arr, ret); + return ret; + }, + }; + function convertReturnValue(ret) { + if (returnType === 'string') { + return UTF8ToString(ret); + } + if (returnType === 'boolean') return Boolean(ret); + return ret; + } + var func = getCFunc(ident); + var cArgs = []; + var stack = 0; + if (args) { + for (var i = 0; i < args.length; i++) { + var converter = toC[argTypes[i]]; + if (converter) { + if (stack === 0) stack = stackSave(); + cArgs[i] = converter(args[i]); + } else { + cArgs[i] = args[i]; + } + } + } + var ret = func(...cArgs); + function onDone(ret) { + if (stack !== 0) stackRestore(stack); + return convertReturnValue(ret); + } + var asyncMode = opts?.async; + if (asyncMode) return ret.then(onDone); + ret = onDone(ret); + return ret; + }; + + var FS_createPath = FS.createPath; + + var FS_unlink = (path) => FS.unlink(path); + + var FS_createLazyFile = FS.createLazyFile; + + var FS_createDevice = FS.createDevice; + + FS.createPreloadedFile = FS_createPreloadedFile; + + FS.staticInit(); + + // Set module methods based on EXPORTED_RUNTIME_METHODS + Module['FS_createPath'] = FS.createPath; + + Module['FS_createDataFile'] = FS.createDataFile; + + Module['FS_createPreloadedFile'] = FS.createPreloadedFile; + + Module['FS_unlink'] = FS.unlink; + + Module['FS_createLazyFile'] = FS.createLazyFile; + + Module['FS_createDevice'] = FS.createDevice; + + // This error may happen quite a bit. To avoid overhead we reuse it (and + // suffer a lack of stack info). + MEMFS.doesNotExistError = new FS.ErrnoError(44); + + /** @suppress {checkTypes} */ MEMFS.doesNotExistError.stack = + ''; + + if (ENVIRONMENT_IS_NODE) { + NODEFS.staticInit(); + } + + PHPWASM.init(); + + var wasmImports = { + /** @export */ SharpYuvConvert: _SharpYuvConvert, + /** @export */ SharpYuvGetConversionMatrix: + _SharpYuvGetConversionMatrix, + /** @export */ SharpYuvInit: _SharpYuvInit, + /** @export */ __assert_fail: ___assert_fail, + /** @export */ __asyncjs__js_fd_read, + /** @export */ __asyncjs__js_module_onMessage, + /** @export */ __asyncjs__js_popen_to_file, + /** @export */ __asyncjs__wasm_poll_socket, + /** @export */ __call_sighandler: ___call_sighandler, + /** @export */ __syscall_accept4: ___syscall_accept4, + /** @export */ __syscall_bind: ___syscall_bind, + /** @export */ __syscall_chdir: ___syscall_chdir, + /** @export */ __syscall_chmod: ___syscall_chmod, + /** @export */ __syscall_connect: ___syscall_connect, + /** @export */ __syscall_dup: ___syscall_dup, + /** @export */ __syscall_dup3: ___syscall_dup3, + /** @export */ __syscall_faccessat: ___syscall_faccessat, + /** @export */ __syscall_fallocate: ___syscall_fallocate, + /** @export */ __syscall_fchmod: ___syscall_fchmod, + /** @export */ __syscall_fchown32: ___syscall_fchown32, + /** @export */ __syscall_fchownat: ___syscall_fchownat, + /** @export */ __syscall_fcntl64: ___syscall_fcntl64, + /** @export */ __syscall_fdatasync: ___syscall_fdatasync, + /** @export */ __syscall_fstat64: ___syscall_fstat64, + /** @export */ __syscall_ftruncate64: ___syscall_ftruncate64, + /** @export */ __syscall_getcwd: ___syscall_getcwd, + /** @export */ __syscall_getdents64: ___syscall_getdents64, + /** @export */ __syscall_getpeername: ___syscall_getpeername, + /** @export */ __syscall_getsockname: ___syscall_getsockname, + /** @export */ __syscall_getsockopt: ___syscall_getsockopt, + /** @export */ __syscall_ioctl: ___syscall_ioctl, + /** @export */ __syscall_listen: ___syscall_listen, + /** @export */ __syscall_lstat64: ___syscall_lstat64, + /** @export */ __syscall_mkdirat: ___syscall_mkdirat, + /** @export */ __syscall_newfstatat: ___syscall_newfstatat, + /** @export */ __syscall_openat: ___syscall_openat, + /** @export */ __syscall_pipe: ___syscall_pipe, + /** @export */ __syscall_poll: ___syscall_poll, + /** @export */ __syscall_readlinkat: ___syscall_readlinkat, + /** @export */ __syscall_recvfrom: ___syscall_recvfrom, + /** @export */ __syscall_renameat: ___syscall_renameat, + /** @export */ __syscall_rmdir: ___syscall_rmdir, + /** @export */ __syscall_sendto: ___syscall_sendto, + /** @export */ __syscall_socket: ___syscall_socket, + /** @export */ __syscall_stat64: ___syscall_stat64, + /** @export */ __syscall_statfs64: ___syscall_statfs64, + /** @export */ __syscall_symlinkat: ___syscall_symlinkat, + /** @export */ __syscall_unlinkat: ___syscall_unlinkat, + /** @export */ __syscall_utimensat: ___syscall_utimensat, + /** @export */ _abort_js: __abort_js, + /** @export */ _emscripten_lookup_name: __emscripten_lookup_name, + /** @export */ _emscripten_memcpy_js: __emscripten_memcpy_js, + /** @export */ _emscripten_runtime_keepalive_clear: + __emscripten_runtime_keepalive_clear, + /** @export */ _gmtime_js: __gmtime_js, + /** @export */ _localtime_js: __localtime_js, + /** @export */ _mktime_js: __mktime_js, + /** @export */ _mmap_js: __mmap_js, + /** @export */ _munmap_js: __munmap_js, + /** @export */ _setitimer_js: __setitimer_js, + /** @export */ _tzset_js: __tzset_js, + /** @export */ clock_time_get: _clock_time_get, + /** @export */ emscripten_date_now: _emscripten_date_now, + /** @export */ emscripten_get_heap_max: _emscripten_get_heap_max, + /** @export */ emscripten_get_now: _emscripten_get_now, + /** @export */ emscripten_resize_heap: _emscripten_resize_heap, + /** @export */ emscripten_sleep: _emscripten_sleep, + /** @export */ environ_get: _environ_get, + /** @export */ environ_sizes_get: _environ_sizes_get, + /** @export */ exit: _exit, + /** @export */ fd_close: _fd_close, + /** @export */ fd_fdstat_get: _fd_fdstat_get, + /** @export */ fd_read: _fd_read, + /** @export */ fd_seek: _fd_seek, + /** @export */ fd_sync: _fd_sync, + /** @export */ fd_write: _fd_write, + /** @export */ getaddrinfo: _getaddrinfo, + /** @export */ getcontext: _getcontext, + /** @export */ getdtablesize: _getdtablesize, + /** @export */ getnameinfo: _getnameinfo, + /** @export */ getprotobyname: _getprotobyname, + /** @export */ getprotobynumber: _getprotobynumber, + /** @export */ js_create_input_device: _js_create_input_device, + /** @export */ js_open_process: _js_open_process, + /** @export */ js_process_status: _js_process_status, + /** @export */ js_waitpid: _js_waitpid, + /** @export */ makecontext: _makecontext, + /** @export */ proc_exit: _proc_exit, + /** @export */ strptime: _strptime, + /** @export */ swapcontext: _swapcontext, + /** @export */ wasm_close: _wasm_close, + /** @export */ wasm_setsockopt: _wasm_setsockopt, + /** @export */ wasm_shutdown: _wasm_shutdown, + }; + + var wasmExports; + + createWasm(); + + var ___wasm_call_ctors = () => + (___wasm_call_ctors = wasmExports['__wasm_call_ctors'])(); + + var _malloc = (a0) => (_malloc = wasmExports['malloc'])(a0); + + var _wasm_popen = (Module['_wasm_popen'] = (a0, a1) => + (_wasm_popen = Module['_wasm_popen'] = wasmExports['wasm_popen'])( + a0, + a1 + )); + + var _wasm_php_exec = (Module['_wasm_php_exec'] = (a0, a1, a2, a3) => + (_wasm_php_exec = Module['_wasm_php_exec'] = + wasmExports['wasm_php_exec'])(a0, a1, a2, a3)); + + var _php_pollfd_for = (Module['_php_pollfd_for'] = (a0, a1, a2) => + (_php_pollfd_for = Module['_php_pollfd_for'] = + wasmExports['php_pollfd_for'])(a0, a1, a2)); + + var _htons = (a0) => (_htons = wasmExports['htons'])(a0); + + var _ntohs = (a0) => (_ntohs = wasmExports['ntohs'])(a0); + + var _htonl = (a0) => (_htonl = wasmExports['htonl'])(a0); + + var _wasm_sleep = (Module['_wasm_sleep'] = (a0) => + (_wasm_sleep = Module['_wasm_sleep'] = wasmExports['wasm_sleep'])(a0)); + + var _fflush = (a0) => (_fflush = wasmExports['fflush'])(a0); + + var _wasm_read = (Module['_wasm_read'] = (a0, a1, a2) => + (_wasm_read = Module['_wasm_read'] = wasmExports['wasm_read'])( + a0, + a1, + a2 + )); + + var ___wrap_select = (Module['___wrap_select'] = (a0, a1, a2, a3, a4) => + (___wrap_select = Module['___wrap_select'] = + wasmExports['__wrap_select'])(a0, a1, a2, a3, a4)); + + var _wasm_add_cli_arg = (Module['_wasm_add_cli_arg'] = (a0) => + (_wasm_add_cli_arg = Module['_wasm_add_cli_arg'] = + wasmExports['wasm_add_cli_arg'])(a0)); + + var _run_cli = (Module['_run_cli'] = () => + (_run_cli = Module['_run_cli'] = wasmExports['run_cli'])()); + + var _wasm_set_sapi_name = (Module['_wasm_set_sapi_name'] = (a0) => + (_wasm_set_sapi_name = Module['_wasm_set_sapi_name'] = + wasmExports['wasm_set_sapi_name'])(a0)); + + var _wasm_set_phpini_path = (Module['_wasm_set_phpini_path'] = (a0) => + (_wasm_set_phpini_path = Module['_wasm_set_phpini_path'] = + wasmExports['wasm_set_phpini_path'])(a0)); + + var _wasm_add_SERVER_entry = (Module['_wasm_add_SERVER_entry'] = (a0, a1) => + (_wasm_add_SERVER_entry = Module['_wasm_add_SERVER_entry'] = + wasmExports['wasm_add_SERVER_entry'])(a0, a1)); + + var _wasm_add_ENV_entry = (Module['_wasm_add_ENV_entry'] = (a0, a1) => + (_wasm_add_ENV_entry = Module['_wasm_add_ENV_entry'] = + wasmExports['wasm_add_ENV_entry'])(a0, a1)); + + var _wasm_set_query_string = (Module['_wasm_set_query_string'] = (a0) => + (_wasm_set_query_string = Module['_wasm_set_query_string'] = + wasmExports['wasm_set_query_string'])(a0)); + + var _wasm_set_path_translated = (Module['_wasm_set_path_translated'] = ( + a0 + ) => + (_wasm_set_path_translated = Module['_wasm_set_path_translated'] = + wasmExports['wasm_set_path_translated'])(a0)); -var _wasm_set_path_translated = Module["_wasm_set_path_translated"] = a0 => (_wasm_set_path_translated = Module["_wasm_set_path_translated"] = wasmExports["wasm_set_path_translated"])(a0); + var _wasm_set_skip_shebang = (Module['_wasm_set_skip_shebang'] = (a0) => + (_wasm_set_skip_shebang = Module['_wasm_set_skip_shebang'] = + wasmExports['wasm_set_skip_shebang'])(a0)); -var _wasm_set_skip_shebang = Module["_wasm_set_skip_shebang"] = a0 => (_wasm_set_skip_shebang = Module["_wasm_set_skip_shebang"] = wasmExports["wasm_set_skip_shebang"])(a0); + var _wasm_set_request_uri = (Module['_wasm_set_request_uri'] = (a0) => + (_wasm_set_request_uri = Module['_wasm_set_request_uri'] = + wasmExports['wasm_set_request_uri'])(a0)); -var _wasm_set_request_uri = Module["_wasm_set_request_uri"] = a0 => (_wasm_set_request_uri = Module["_wasm_set_request_uri"] = wasmExports["wasm_set_request_uri"])(a0); + var _wasm_set_request_method = (Module['_wasm_set_request_method'] = (a0) => + (_wasm_set_request_method = Module['_wasm_set_request_method'] = + wasmExports['wasm_set_request_method'])(a0)); -var _wasm_set_request_method = Module["_wasm_set_request_method"] = a0 => (_wasm_set_request_method = Module["_wasm_set_request_method"] = wasmExports["wasm_set_request_method"])(a0); + var _wasm_set_request_host = (Module['_wasm_set_request_host'] = (a0) => + (_wasm_set_request_host = Module['_wasm_set_request_host'] = + wasmExports['wasm_set_request_host'])(a0)); -var _wasm_set_request_host = Module["_wasm_set_request_host"] = a0 => (_wasm_set_request_host = Module["_wasm_set_request_host"] = wasmExports["wasm_set_request_host"])(a0); + var _wasm_set_content_type = (Module['_wasm_set_content_type'] = (a0) => + (_wasm_set_content_type = Module['_wasm_set_content_type'] = + wasmExports['wasm_set_content_type'])(a0)); -var _wasm_set_content_type = Module["_wasm_set_content_type"] = a0 => (_wasm_set_content_type = Module["_wasm_set_content_type"] = wasmExports["wasm_set_content_type"])(a0); + var _wasm_set_request_body = (Module['_wasm_set_request_body'] = (a0) => + (_wasm_set_request_body = Module['_wasm_set_request_body'] = + wasmExports['wasm_set_request_body'])(a0)); -var _wasm_set_request_body = Module["_wasm_set_request_body"] = a0 => (_wasm_set_request_body = Module["_wasm_set_request_body"] = wasmExports["wasm_set_request_body"])(a0); + var _wasm_set_content_length = (Module['_wasm_set_content_length'] = (a0) => + (_wasm_set_content_length = Module['_wasm_set_content_length'] = + wasmExports['wasm_set_content_length'])(a0)); -var _wasm_set_content_length = Module["_wasm_set_content_length"] = a0 => (_wasm_set_content_length = Module["_wasm_set_content_length"] = wasmExports["wasm_set_content_length"])(a0); + var _wasm_set_cookies = (Module['_wasm_set_cookies'] = (a0) => + (_wasm_set_cookies = Module['_wasm_set_cookies'] = + wasmExports['wasm_set_cookies'])(a0)); -var _wasm_set_cookies = Module["_wasm_set_cookies"] = a0 => (_wasm_set_cookies = Module["_wasm_set_cookies"] = wasmExports["wasm_set_cookies"])(a0); + var _wasm_set_request_port = (Module['_wasm_set_request_port'] = (a0) => + (_wasm_set_request_port = Module['_wasm_set_request_port'] = + wasmExports['wasm_set_request_port'])(a0)); -var _wasm_set_request_port = Module["_wasm_set_request_port"] = a0 => (_wasm_set_request_port = Module["_wasm_set_request_port"] = wasmExports["wasm_set_request_port"])(a0); + var _wasm_sapi_request_shutdown = (Module['_wasm_sapi_request_shutdown'] = + () => + (_wasm_sapi_request_shutdown = Module[ + '_wasm_sapi_request_shutdown' + ] = + wasmExports['wasm_sapi_request_shutdown'])()); -var _wasm_sapi_request_shutdown = Module["_wasm_sapi_request_shutdown"] = () => (_wasm_sapi_request_shutdown = Module["_wasm_sapi_request_shutdown"] = wasmExports["wasm_sapi_request_shutdown"])(); - -var _wasm_sapi_handle_request = Module["_wasm_sapi_handle_request"] = () => (_wasm_sapi_handle_request = Module["_wasm_sapi_handle_request"] = wasmExports["wasm_sapi_handle_request"])(); - -var _php_wasm_init = Module["_php_wasm_init"] = () => (_php_wasm_init = Module["_php_wasm_init"] = wasmExports["php_wasm_init"])(); - -var _wasm_free = Module["_wasm_free"] = a0 => (_wasm_free = Module["_wasm_free"] = wasmExports["wasm_free"])(a0); - -var ___funcs_on_exit = () => (___funcs_on_exit = wasmExports["__funcs_on_exit"])(); - -var _emscripten_builtin_memalign = (a0, a1) => (_emscripten_builtin_memalign = wasmExports["emscripten_builtin_memalign"])(a0, a1); - -var __emscripten_timeout = (a0, a1) => (__emscripten_timeout = wasmExports["_emscripten_timeout"])(a0, a1); - -var ___trap = () => (___trap = wasmExports["__trap"])(); - -var __emscripten_tempret_set = a0 => (__emscripten_tempret_set = wasmExports["_emscripten_tempret_set"])(a0); - -var __emscripten_stack_restore = a0 => (__emscripten_stack_restore = wasmExports["_emscripten_stack_restore"])(a0); - -var __emscripten_stack_alloc = a0 => (__emscripten_stack_alloc = wasmExports["_emscripten_stack_alloc"])(a0); - -var _emscripten_stack_get_current = () => (_emscripten_stack_get_current = wasmExports["emscripten_stack_get_current"])(); - -Module["addRunDependency"] = addRunDependency; - -Module["removeRunDependency"] = removeRunDependency; - -Module["wasmExports"] = wasmExports; - -Module["ccall"] = ccall; - -Module["FS_createPreloadedFile"] = FS_createPreloadedFile; - -Module["FS_unlink"] = FS_unlink; - -Module["FS_createPath"] = FS_createPath; - -Module["FS_createDevice"] = FS_createDevice; - -Module["FS_createDataFile"] = FS_createDataFile; - -Module["FS_createLazyFile"] = FS_createLazyFile; - -Module["PROXYFS"] = PROXYFS; - -var calledRun; - -dependenciesFulfilled = function runCaller() { - if (!calledRun) run(); - if (!calledRun) dependenciesFulfilled = runCaller; -}; - -function run() { - if (runDependencies > 0) { - return; - } - preRun(); - if (runDependencies > 0) { - return; - } - function doRun() { - if (calledRun) return; - calledRun = true; - Module["calledRun"] = true; - if (ABORT) return; - initRuntime(); - if (Module["onRuntimeInitialized"]) Module["onRuntimeInitialized"](); - postRun(); - } - if (Module["setStatus"]) { - Module["setStatus"]("Running..."); - setTimeout(function() { - setTimeout(function() { - Module["setStatus"](""); - }, 1); - doRun(); - }, 1); - } else { - doRun(); - } -} - -if (Module["preInit"]) { - if (typeof Module["preInit"] == "function") Module["preInit"] = [ Module["preInit"] ]; - while (Module["preInit"].length > 0) { - Module["preInit"].pop()(); - } -} - -run(); -/** - * Emscripten resolves `localhost` to a random IP address. Let's - * make it always resolve to 127.0.0.1. - */ -DNS.address_map.addrs.localhost = '127.0.0.1'; - -/** - * Debugging Asyncify errors is tricky because the stack trace is lost when the - * error is thrown. This code saves the stack trace in a global variable - * so that it can be inspected later. - */ -PHPLoader.debug = 'debug' in PHPLoader ? PHPLoader.debug : true; -if (PHPLoader.debug && typeof Asyncify !== "undefined") { - const originalHandleSleep = Asyncify.handleSleep; - Asyncify.handleSleep = function (startAsync) { - if (!ABORT) { - Module["lastAsyncifyStackSource"] = new Error(); - } - return originalHandleSleep(startAsync); - } -} - -/** - * Data dependencies call removeRunDependency() when they are loaded. - * The synchronous call stack then continues to run. If an error occurs - * in PHP initialization, e.g. Out Of Memory error, it will not be - * caught by any try/catch. This override propagates the failure to - * PHPLoader.onAbort() so that it can be handled. - */ -const originalRemoveRunDependency = PHPLoader['removeRunDependency']; -PHPLoader['removeRunDependency'] = function (...args) { - try { - originalRemoveRunDependency(...args); - } catch (e) { - PHPLoader['onAbort'](e); - } -} + var _wasm_sapi_handle_request = (Module['_wasm_sapi_handle_request'] = () => + (_wasm_sapi_handle_request = Module['_wasm_sapi_handle_request'] = + wasmExports['wasm_sapi_handle_request'])()); -/** - * Other exports live in the Dockerfile in: - * - * * EXPORTED_RUNTIME_METHODS - * * EXPORTED_FUNCTIONS - * - * These exports, however, live in here because: - * - * * Listing them in EXPORTED_RUNTIME_METHODS doesn't actually - * export them. This could be a bug in Emscripten or a consequence of - * that option being deprecated. - * * Listing them in EXPORTED_FUNCTIONS works, but they are overridden - * on every `BasePHP.run()` call. This is a problem because we want to - * spy on these calls in some unit tests. - * - * Therefore, we export them here. - */ -PHPLoader['malloc'] = _malloc; -PHPLoader['free'] = typeof _free === 'function' ? _free : PHPLoader['_wasm_free']; - -return PHPLoader; - -// Close the opening bracket from esm-prefix.js: + var _php_wasm_init = (Module['_php_wasm_init'] = () => + (_php_wasm_init = Module['_php_wasm_init'] = + wasmExports['php_wasm_init'])()); + + var _wasm_free = (Module['_wasm_free'] = (a0) => + (_wasm_free = Module['_wasm_free'] = wasmExports['wasm_free'])(a0)); + + var ___funcs_on_exit = () => + (___funcs_on_exit = wasmExports['__funcs_on_exit'])(); + + var _emscripten_builtin_memalign = (a0, a1) => + (_emscripten_builtin_memalign = + wasmExports['emscripten_builtin_memalign'])(a0, a1); + + var __emscripten_timeout = (a0, a1) => + (__emscripten_timeout = wasmExports['_emscripten_timeout'])(a0, a1); + + var ___trap = () => (___trap = wasmExports['__trap'])(); + + var __emscripten_tempret_set = (a0) => + (__emscripten_tempret_set = wasmExports['_emscripten_tempret_set'])(a0); + + var __emscripten_stack_restore = (a0) => + (__emscripten_stack_restore = wasmExports['_emscripten_stack_restore'])( + a0 + ); + + var __emscripten_stack_alloc = (a0) => + (__emscripten_stack_alloc = wasmExports['_emscripten_stack_alloc'])(a0); + + var _emscripten_stack_get_current = () => + (_emscripten_stack_get_current = + wasmExports['emscripten_stack_get_current'])(); + + // include: postamble.js + // === Auto-generated postamble setup entry stuff === + Module['addRunDependency'] = addRunDependency; + + Module['removeRunDependency'] = removeRunDependency; + + Module['wasmExports'] = wasmExports; + + Module['ccall'] = ccall; + + Module['FS_createPreloadedFile'] = FS_createPreloadedFile; + + Module['FS_unlink'] = FS_unlink; + + Module['FS_createPath'] = FS_createPath; + + Module['FS_createDevice'] = FS_createDevice; + + Module['FS_createDataFile'] = FS_createDataFile; + + Module['FS_createLazyFile'] = FS_createLazyFile; + + Module['PROXYFS'] = PROXYFS; + + var calledRun; + + dependenciesFulfilled = function runCaller() { + // If run has never been called, and we should call run (INVOKE_RUN is true, and Module.noInitialRun is not false) + if (!calledRun) run(); + if (!calledRun) dependenciesFulfilled = runCaller; + }; + + // try this again later, after new deps are fulfilled + function run() { + if (runDependencies > 0) { + return; + } + preRun(); + // a preRun added a dependency, run will be called later + if (runDependencies > 0) { + return; + } + function doRun() { + // run may have just been called through dependencies being fulfilled just in this very frame, + // or while the async setStatus time below was happening + if (calledRun) return; + calledRun = true; + Module['calledRun'] = true; + if (ABORT) return; + initRuntime(); + Module['onRuntimeInitialized']?.(); + postRun(); + } + if (Module['setStatus']) { + Module['setStatus']('Running...'); + setTimeout(() => { + setTimeout(() => Module['setStatus'](''), 1); + doRun(); + }, 1); + } else { + doRun(); + } + } + + if (Module['preInit']) { + if (typeof Module['preInit'] == 'function') + Module['preInit'] = [Module['preInit']]; + while (Module['preInit'].length > 0) { + Module['preInit'].pop()(); + } + } + + run(); + /** + * Emscripten resolves `localhost` to a random IP address. Let's + * make it always resolve to 127.0.0.1. + */ + DNS.address_map.addrs.localhost = '127.0.0.1'; + + /** + * Debugging Asyncify errors is tricky because the stack trace is lost when the + * error is thrown. This code saves the stack trace in a global variable + * so that it can be inspected later. + */ + PHPLoader.debug = 'debug' in PHPLoader ? PHPLoader.debug : true; + if (PHPLoader.debug && typeof Asyncify !== 'undefined') { + const originalHandleSleep = Asyncify.handleSleep; + Asyncify.handleSleep = function (startAsync) { + if (!ABORT) { + Module['lastAsyncifyStackSource'] = new Error(); + } + return originalHandleSleep(startAsync); + }; + } + + /** + * Data dependencies call removeRunDependency() when they are loaded. + * The synchronous call stack then continues to run. If an error occurs + * in PHP initialization, e.g. Out Of Memory error, it will not be + * caught by any try/catch. This override propagates the failure to + * PHPLoader.onAbort() so that it can be handled. + */ + const originalRemoveRunDependency = PHPLoader['removeRunDependency']; + PHPLoader['removeRunDependency'] = function (...args) { + try { + originalRemoveRunDependency(...args); + } catch (e) { + PHPLoader['onAbort'](e); + } + }; + + /** + * Other exports live in the Dockerfile in: + * + * * EXPORTED_RUNTIME_METHODS + * * EXPORTED_FUNCTIONS + * + * These exports, however, live in here because: + * + * * Listing them in EXPORTED_RUNTIME_METHODS doesn't actually + * export them. This could be a bug in Emscripten or a consequence of + * that option being deprecated. + * * Listing them in EXPORTED_FUNCTIONS works, but they are overridden + * on every `BasePHP.run()` call. This is a problem because we want to + * spy on these calls in some unit tests. + * + * Therefore, we export them here. + */ + PHPLoader['malloc'] = _malloc; + PHPLoader['free'] = + typeof _free === 'function' ? _free : PHPLoader['_wasm_free']; + + return PHPLoader; + + // Close the opening bracket from esm-prefix.js: } diff --git a/packages/php-wasm/node/jspi/php_8_3.js b/packages/php-wasm/node/jspi/php_8_3.js index 81b9f0676e..21e12f52a0 100644 --- a/packages/php-wasm/node/jspi/php_8_3.js +++ b/packages/php-wasm/node/jspi/php_8_3.js @@ -1,6695 +1,8292 @@ -const dependencyFilename = __dirname + '/8_3_0/php_8_3.wasm'; -export { dependencyFilename }; -export const dependenciesTotalSize = 14909583; +const dependencyFilename = __dirname + '/8_3_0/php_8_3.wasm'; +export { dependencyFilename }; +export const dependenciesTotalSize = 14898796; export function init(RuntimeName, PHPLoader) { - /** - * Overrides Emscripten's default ExitStatus object which gets - * thrown on failure. Unfortunately, the default object is not - * a subclass of Error and does not provide any stack trace. - * - * This is a deliberate behavior on Emscripten's end to prevent - * memory leaks after the program exits. See: - * - * https://github.com/emscripten-core/emscripten/pull/9108 - * - * In case of WordPress Playground, the worker in which the PHP - * runs will typically exit after the PHP program finishes, so - * we don't have to worry about memory leaks. - * - * As for assigning to a previously undeclared ExitStatus variable here, - * the Emscripten module declares `ExitStatus` as `function ExitStatus` - * which means it gets hoisted to the top of the scope and can be - * reassigned here – before the actual declaration is reached. - * - * If that sounds weird, try this example: - * - * ExitStatus = () => { console.log("reassigned"); } - * function ExitStatus() {} - * ExitStatus(); - * // logs "reassigned" - */ - ExitStatus = class PHPExitStatus extends Error { - constructor(status) { - super(status); - this.name = "ExitStatus"; - this.message = "Program terminated with exit(" + status + ")"; - this.status = status; - } - } - - // The rest of the code comes from the built php.js file and esm-suffix.js -var Module = typeof PHPLoader != "undefined" ? PHPLoader : {}; - -var ENVIRONMENT_IS_WORKER=RuntimeName==="WORKER"; - -var ENVIRONMENT_IS_NODE=RuntimeName==="NODE"; - -if (ENVIRONMENT_IS_NODE) {} - -var moduleOverrides = Object.assign({}, Module); - -var arguments_ = []; - -var thisProgram = "./this.program"; - -var quit_ = (status, toThrow) => { - throw toThrow; -}; - -var scriptDirectory = ""; - -function locateFile(path) { - if (Module["locateFile"]) { - return Module["locateFile"](path, scriptDirectory); - } - return scriptDirectory + path; -} - -var read_, readAsync, readBinary; - -if (ENVIRONMENT_IS_NODE) { - var fs = require("fs"); - var nodePath = require("path"); - scriptDirectory = __dirname + "/"; - read_ = (filename, binary) => { - filename = isFileURI(filename) ? new URL(filename) : nodePath.normalize(filename); - return fs.readFileSync(filename, binary ? undefined : "utf8"); - }; - readBinary = filename => { - var ret = read_(filename, true); - if (!ret.buffer) { - ret = new Uint8Array(ret); - } - return ret; - }; - readAsync = (filename, onload, onerror, binary = true) => { - filename = isFileURI(filename) ? new URL(filename) : nodePath.normalize(filename); - fs.readFile(filename, binary ? undefined : "utf8", (err, data) => { - if (err) onerror(err); else onload(binary ? data.buffer : data); - }); - }; - if (!Module["thisProgram"] && process.argv.length > 1) { - thisProgram = process.argv[1].replace(/\\/g, "/"); - } - arguments_ = process.argv.slice(2); - if (typeof module != "undefined") { - module["exports"] = Module; - } - quit_ = (status, toThrow) => { - process.exitCode = status; - throw toThrow; - }; -} else {} - -var out = Module["print"] || console.log.bind(console); - -var err = Module["printErr"] || console.error.bind(console); - -Object.assign(Module, moduleOverrides); - -moduleOverrides = null; - -if (Module["arguments"]) arguments_ = Module["arguments"]; - -if (Module["thisProgram"]) thisProgram = Module["thisProgram"]; - -if (Module["quit"]) quit_ = Module["quit"]; - -var wasmBinary; - -if (Module["wasmBinary"]) wasmBinary = Module["wasmBinary"]; - -var wasmMemory; - -var ABORT = false; - -var EXITSTATUS; - -/** @type {function(*, string=)} */ function assert(condition, text) { - if (!condition) { - abort(text); - } -} - -var /** @type {!Int8Array} */ HEAP8, /** @type {!Uint8Array} */ HEAPU8, /** @type {!Int16Array} */ HEAP16, /** @type {!Uint16Array} */ HEAPU16, /** @type {!Int32Array} */ HEAP32, /** @type {!Uint32Array} */ HEAPU32, /** @type {!Float32Array} */ HEAPF32, /** @type {!Float64Array} */ HEAPF64; - -function updateMemoryViews() { - var b = wasmMemory.buffer; - Module["HEAP8"] = HEAP8 = new Int8Array(b); - Module["HEAP16"] = HEAP16 = new Int16Array(b); - Module["HEAPU8"] = HEAPU8 = new Uint8Array(b); - Module["HEAPU16"] = HEAPU16 = new Uint16Array(b); - Module["HEAP32"] = HEAP32 = new Int32Array(b); - Module["HEAPU32"] = HEAPU32 = new Uint32Array(b); - Module["HEAPF32"] = HEAPF32 = new Float32Array(b); - Module["HEAPF64"] = HEAPF64 = new Float64Array(b); -} - -var __ATPRERUN__ = []; - -var __ATINIT__ = []; - -var __ATEXIT__ = []; - -var __ATPOSTRUN__ = []; - -var runtimeInitialized = false; - -var runtimeExited = false; - -function preRun() { - if (Module["preRun"]) { - if (typeof Module["preRun"] == "function") Module["preRun"] = [ Module["preRun"] ]; - while (Module["preRun"].length) { - addOnPreRun(Module["preRun"].shift()); - } - } - callRuntimeCallbacks(__ATPRERUN__); -} - -function initRuntime() { - runtimeInitialized = true; - SOCKFS.root = FS.mount(SOCKFS, {}, null); - if (!Module["noFSInit"] && !FS.init.initialized) FS.init(); - FS.ignorePermissions = false; - TTY.init(); - PIPEFS.root = FS.mount(PIPEFS, {}, null); - callRuntimeCallbacks(__ATINIT__); -} - -function exitRuntime() { - ___funcs_on_exit(); - callRuntimeCallbacks(__ATEXIT__); - FS.quit(); - TTY.shutdown(); - runtimeExited = true; -} - -function postRun() { - if (Module["postRun"]) { - if (typeof Module["postRun"] == "function") Module["postRun"] = [ Module["postRun"] ]; - while (Module["postRun"].length) { - addOnPostRun(Module["postRun"].shift()); - } - } - callRuntimeCallbacks(__ATPOSTRUN__); -} - -function addOnPreRun(cb) { - __ATPRERUN__.unshift(cb); -} - -function addOnInit(cb) { - __ATINIT__.unshift(cb); -} - -function addOnPostRun(cb) { - __ATPOSTRUN__.unshift(cb); -} - -var runDependencies = 0; - -var runDependencyWatcher = null; - -var dependenciesFulfilled = null; - -function getUniqueRunDependency(id) { - return id; -} - -function addRunDependency(id) { - runDependencies++; - Module["monitorRunDependencies"]?.(runDependencies); -} - -function removeRunDependency(id) { - runDependencies--; - Module["monitorRunDependencies"]?.(runDependencies); - if (runDependencies == 0) { - if (runDependencyWatcher !== null) { - clearInterval(runDependencyWatcher); - runDependencyWatcher = null; - } - if (dependenciesFulfilled) { - var callback = dependenciesFulfilled; - dependenciesFulfilled = null; - callback(); - } - } -} - -/** @param {string|number=} what */ function abort(what) { - Module["onAbort"]?.(what); - what = "Aborted(" + what + ")"; - err(what); - ABORT = true; - EXITSTATUS = 1; - what += ". Build with -sASSERTIONS for more info."; - if (runtimeInitialized) { - ___trap(); - } - /** @suppress {checkTypes} */ var e = new WebAssembly.RuntimeError(what); - throw e; -} - -var dataURIPrefix = "data:application/octet-stream;base64,"; - -/** - * Indicates whether filename is a base64 data URI. - * @noinline - */ var isDataURI = filename => filename.startsWith(dataURIPrefix); - -/** - * Indicates whether filename is delivered via file protocol (as opposed to http/https) - * @noinline - */ var isFileURI = filename => filename.startsWith("file://"); - -function findWasmBinary() { - var f = dependencyFilename; - if (!isDataURI(f)) { - return locateFile(f); - } - return f; -} - -var wasmBinaryFile; - -function getBinarySync(file) { - if (file == wasmBinaryFile && wasmBinary) { - return new Uint8Array(wasmBinary); - } - if (readBinary) { - return readBinary(file); - } - throw "both async and sync fetching of the wasm failed"; -} - -function getBinaryPromise(binaryFile) { - if (!wasmBinary) { - return new Promise((resolve, reject) => { - readAsync(binaryFile, response => resolve(new Uint8Array(/** @type{!ArrayBuffer} */ (response))), error => { - try { - resolve(getBinarySync(binaryFile)); - } catch (e) { - reject(e); - } - }); - }); - } - return Promise.resolve().then(() => getBinarySync(binaryFile)); -} - -function instantiateArrayBuffer(binaryFile, imports, receiver) { - return getBinaryPromise(binaryFile).then(binary => WebAssembly.instantiate(binary, imports)).then(receiver, reason => { - err(`failed to asynchronously prepare wasm: ${reason}`); - abort(reason); - }); -} - -function instantiateAsync(binary, binaryFile, imports, callback) { - if (!binary && typeof WebAssembly.instantiateStreaming == "function" && !isDataURI(binaryFile) && !ENVIRONMENT_IS_NODE && typeof fetch == "function") { - return fetch(binaryFile, { - credentials: "same-origin" - }).then(response => { - /** @suppress {checkTypes} */ var result = WebAssembly.instantiateStreaming(response, imports); - return result.then(callback, function(reason) { - err(`wasm streaming compile failed: ${reason}`); - err("falling back to ArrayBuffer instantiation"); - return instantiateArrayBuffer(binaryFile, imports, callback); - }); - }); - } - return instantiateArrayBuffer(binaryFile, imports, callback); -} - -function getWasmImports() { - Asyncify.instrumentWasmImports(wasmImports); - return { - "env": wasmImports, - "wasi_snapshot_preview1": wasmImports - }; -} - -function createWasm() { - var info = getWasmImports(); - /** @param {WebAssembly.Module=} module*/ function receiveInstance(instance, module) { - wasmExports = instance.exports; - wasmExports = Asyncify.instrumentWasmExports(wasmExports); - Module["wasmExports"] = wasmExports; - wasmMemory = wasmExports["memory"]; - updateMemoryViews(); - wasmTable = wasmExports["__indirect_function_table"]; - addOnInit(wasmExports["__wasm_call_ctors"]); - removeRunDependency("wasm-instantiate"); - return wasmExports; - } - addRunDependency("wasm-instantiate"); - function receiveInstantiationResult(result) { - receiveInstance(result["instance"]); - } - if (Module["instantiateWasm"]) { - try { - return Module["instantiateWasm"](info, receiveInstance); - } catch (e) { - err(`Module.instantiateWasm callback failed with error: ${e}`); - return false; - } - } - if (!wasmBinaryFile) wasmBinaryFile = findWasmBinary(); - instantiateAsync(wasmBinary, wasmBinaryFile, info, receiveInstantiationResult); - return {}; -} - -var tempDouble; - -var tempI64; - -function __asyncjs__js_popen_to_file(command, mode, exitCodePtr) { - return Asyncify.handleAsync(async () => { - const returnCallback = resolver => new Promise(resolver); - if (!command) return 1; - const cmdstr = UTF8ToString(command); - if (!cmdstr.length) return 0; - const modestr = UTF8ToString(mode); - if (!modestr.length) return 0; - if (modestr === "w") { - console.error('popen($cmd, "w") is not implemented yet'); - } - return returnCallback(async wakeUp => { - let cp; - try { - cp = PHPWASM.spawnProcess(cmdstr, []); - if (cp instanceof Promise) { - cp = await cp; - } - } catch (e) { - console.error(e); - if (e.code === "SPAWN_UNSUPPORTED") { - return 1; - } - throw e; - } - const outByteArrays = []; - cp.stdout.on("data", function(data) { - outByteArrays.push(data); - }); - const outputPath = "/tmp/popen_output"; - cp.on("exit", function(exitCode) { - const outBytes = new Uint8Array(outByteArrays.reduce((acc, curr) => acc + curr.length, 0)); - let offset = 0; - for (const byteArray of outByteArrays) { - outBytes.set(byteArray, offset); - offset += byteArray.length; - } - FS.writeFile(outputPath, outBytes); - HEAPU8[exitCodePtr] = exitCode; - wakeUp(allocateUTF8OnStack(outputPath)); - }); - }); - }); -} - -__asyncjs__js_popen_to_file.sig = "iiii"; - -function __asyncjs__wasm_poll_socket(socketd, events, timeout) { - return Asyncify.handleAsync(async () => { - const returnCallback = resolver => new Promise(resolver); - const POLLIN = 1; - const POLLPRI = 2; - const POLLOUT = 4; - const POLLERR = 8; - const POLLHUP = 16; - const POLLNVAL = 32; - return returnCallback(wakeUp => { - const polls = []; - if (socketd in PHPWASM.child_proc_by_fd) { - const procInfo = PHPWASM.child_proc_by_fd[socketd]; - if (procInfo.exited) { - wakeUp(0); - return; - } - polls.push(PHPWASM.awaitEvent(procInfo.stdout, "data")); - } else if (FS.isSocket(FS.getStream(socketd)?.node.mode)) { - const sock = getSocketFromFD(socketd); - if (!sock) { - wakeUp(0); - return; - } - const lookingFor = new Set; - if (events & POLLIN || events & POLLPRI) { - if (sock.server) { - for (const client of sock.pending) { - if ((client.recv_queue || []).length > 0) { - wakeUp(1); - return; - } - } - } else if ((sock.recv_queue || []).length > 0) { - wakeUp(1); - return; - } - } - const webSockets = PHPWASM.getAllWebSockets(sock); - if (!webSockets.length) { - wakeUp(0); - return; - } - for (const ws of webSockets) { - if (events & POLLIN || events & POLLPRI) { - polls.push(PHPWASM.awaitData(ws)); - lookingFor.add("POLLIN"); - } - if (events & POLLOUT) { - polls.push(PHPWASM.awaitConnection(ws)); - lookingFor.add("POLLOUT"); - } - if (events & POLLHUP) { - polls.push(PHPWASM.awaitClose(ws)); - lookingFor.add("POLLHUP"); - } - if (events & POLLERR || events & POLLNVAL) { - polls.push(PHPWASM.awaitError(ws)); - lookingFor.add("POLLERR"); - } - } - } else { - setTimeout(function() { - wakeUp(1); - }, timeout); - return; - } - if (polls.length === 0) { - console.warn("Unsupported poll event " + events + ", defaulting to setTimeout()."); - setTimeout(function() { - wakeUp(0); - }, timeout); - return; - } - const promises = polls.map(([promise]) => promise); - const clearPolling = () => polls.forEach(([, clear]) => clear()); - let awaken = false; - let timeoutId; - Promise.race(promises).then(function(results) { - if (!awaken) { - awaken = true; - wakeUp(1); - if (timeoutId) { - clearTimeout(timeoutId); - } - clearPolling(); - } - }); - if (timeout !== -1) { - timeoutId = setTimeout(function() { - if (!awaken) { - awaken = true; - wakeUp(0); - clearPolling(); - } - }, timeout); - } - }); - }); -} - -__asyncjs__wasm_poll_socket.sig = "iiii"; - -function __asyncjs__js_fd_read(fd, iov, iovcnt, pnum) { - return Asyncify.handleAsync(async () => { - const returnCallback = resolver => new Promise(resolver); - if (Asyncify?.State?.Normal === undefined || Asyncify?.state === Asyncify?.State?.Normal) { - var returnCode; - var stream; - let num = 0; - try { - stream = SYSCALLS.getStreamFromFD(fd); - const num = doReadv(stream, iov, iovcnt); - HEAPU32[pnum >> 2] = num; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) { - throw e; - } - if (e.errno !== 6 || !(stream?.fd in PHPWASM.child_proc_by_fd)) { - HEAPU32[pnum >> 2] = 0; - return returnCode; - } - } - } - return returnCallback(wakeUp => { - var retries = 0; - var interval = 50; - var timeout = 5e3; - var maxRetries = timeout / interval; - function poll() { - var returnCode; - var stream; - let num; - try { - stream = SYSCALLS.getStreamFromFD(fd); - num = doReadv(stream, iov, iovcnt); - returnCode = 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) { - console.error(e); - throw e; - } - returnCode = e.errno; - } - const success = returnCode === 0; - const failure = (++retries > maxRetries || !(fd in PHPWASM.child_proc_by_fd) || PHPWASM.child_proc_by_fd[fd]?.exited || FS.isClosed(stream)); - if (success) { - HEAPU32[pnum >> 2] = num; - wakeUp(0); - } else if (failure) { - HEAPU32[pnum >> 2] = 0; - wakeUp(returnCode === 6 ? 0 : returnCode); - } else { - setTimeout(poll, interval); - } - } - poll(); - }); - }); -} - -__asyncjs__js_fd_read.sig = "iiiii"; - -function __asyncjs__js_module_onMessage(data, response_buffer) { - return Asyncify.handleAsync(async () => { - if (Module["onMessage"]) { - const dataStr = UTF8ToString(data); - return Module["onMessage"](dataStr).then(response => { - const responseBytes = typeof response === "string" ? (new TextEncoder).encode(response) : response; - const responseSize = responseBytes.byteLength; - const responsePtr = _malloc(responseSize + 1); - HEAPU8.set(responseBytes, responsePtr); - HEAPU8[responsePtr + responseSize] = 0; - HEAPU8[response_buffer] = responsePtr; - HEAPU8[response_buffer + 1] = responsePtr >> 8; - HEAPU8[response_buffer + 2] = responsePtr >> 16; - HEAPU8[response_buffer + 3] = responsePtr >> 24; - return responseSize; - }).catch(e => { - console.error(e); - return -1; - }); - } - }); -} - -__asyncjs__js_module_onMessage.sig = "iii"; - -/** @constructor */ function ExitStatus(status) { - this.name = "ExitStatus"; - this.message = `Program terminated with exit(${status})`; - this.status = status; -} - -var callRuntimeCallbacks = callbacks => { - while (callbacks.length > 0) { - callbacks.shift()(Module); - } -}; - -var noExitRuntime = Module["noExitRuntime"] || false; - -/** @type {function(...*):?} */ function _SharpYuvConvert() { - abort("missing function: SharpYuvConvert"); -} - -_SharpYuvConvert.stub = true; - -/** @type {function(...*):?} */ function _SharpYuvGetConversionMatrix() { - abort("missing function: SharpYuvGetConversionMatrix"); -} - -_SharpYuvGetConversionMatrix.stub = true; - -/** @type {function(...*):?} */ function _SharpYuvInit() { - abort("missing function: SharpYuvInit"); -} - -_SharpYuvInit.stub = true; - -var UTF8Decoder = typeof TextDecoder != "undefined" ? new TextDecoder("utf8") : undefined; - -/** - * Given a pointer 'idx' to a null-terminated UTF8-encoded string in the given - * array that contains uint8 values, returns a copy of that string as a - * Javascript String object. - * heapOrArray is either a regular array, or a JavaScript typed array view. - * @param {number} idx - * @param {number=} maxBytesToRead - * @return {string} - */ var UTF8ArrayToString = (heapOrArray, idx, maxBytesToRead) => { - var endIdx = idx + maxBytesToRead; - var endPtr = idx; - while (heapOrArray[endPtr] && !(endPtr >= endIdx)) ++endPtr; - if (endPtr - idx > 16 && heapOrArray.buffer && UTF8Decoder) { - return UTF8Decoder.decode(heapOrArray.subarray(idx, endPtr)); - } - var str = ""; - while (idx < endPtr) { - var u0 = heapOrArray[idx++]; - if (!(u0 & 128)) { - str += String.fromCharCode(u0); - continue; - } - var u1 = heapOrArray[idx++] & 63; - if ((u0 & 224) == 192) { - str += String.fromCharCode(((u0 & 31) << 6) | u1); - continue; - } - var u2 = heapOrArray[idx++] & 63; - if ((u0 & 240) == 224) { - u0 = ((u0 & 15) << 12) | (u1 << 6) | u2; - } else { - u0 = ((u0 & 7) << 18) | (u1 << 12) | (u2 << 6) | (heapOrArray[idx++] & 63); - } - if (u0 < 65536) { - str += String.fromCharCode(u0); - } else { - var ch = u0 - 65536; - str += String.fromCharCode(55296 | (ch >> 10), 56320 | (ch & 1023)); - } - } - return str; -}; - -/** - * Given a pointer 'ptr' to a null-terminated UTF8-encoded string in the - * emscripten HEAP, returns a copy of that string as a Javascript String object. - * - * @param {number} ptr - * @param {number=} maxBytesToRead - An optional length that specifies the - * maximum number of bytes to read. You can omit this parameter to scan the - * string until the first 0 byte. If maxBytesToRead is passed, and the string - * at [ptr, ptr+maxBytesToReadr[ contains a null byte in the middle, then the - * string will cut short at that byte index (i.e. maxBytesToRead will not - * produce a string of exact length [ptr, ptr+maxBytesToRead[) N.B. mixing - * frequent uses of UTF8ToString() with and without maxBytesToRead may throw - * JS JIT optimizations off, so it is worth to consider consistently using one - * @return {string} - */ var UTF8ToString = (ptr, maxBytesToRead) => ptr ? UTF8ArrayToString(HEAPU8, ptr, maxBytesToRead) : ""; - -Module["UTF8ToString"] = UTF8ToString; - -var ___assert_fail = (condition, filename, line, func) => { - abort(`Assertion failed: ${UTF8ToString(condition)}, at: ` + [ filename ? UTF8ToString(filename) : "unknown filename", line, func ? UTF8ToString(func) : "unknown function" ]); -}; - -var wasmTableMirror = []; - -/** @type {WebAssembly.Table} */ var wasmTable; - -var getWasmTableEntry = funcPtr => { - var func = wasmTableMirror[funcPtr]; - if (!func) { - if (funcPtr >= wasmTableMirror.length) wasmTableMirror.length = funcPtr + 1; - wasmTableMirror[funcPtr] = func = wasmTable.get(funcPtr); - if (Asyncify.isAsyncExport(func)) { - wasmTableMirror[funcPtr] = func = Asyncify.makeAsyncFunction(func); - } - } - return func; -}; - -var ___call_sighandler = (fp, sig) => getWasmTableEntry(fp)(sig); - -var initRandomFill = () => { - if (typeof crypto == "object" && typeof crypto["getRandomValues"] == "function") { - return view => crypto.getRandomValues(view); - } else if (ENVIRONMENT_IS_NODE) { - try { - var crypto_module = require("crypto"); - var randomFillSync = crypto_module["randomFillSync"]; - if (randomFillSync) { - return view => crypto_module["randomFillSync"](view); - } - var randomBytes = crypto_module["randomBytes"]; - return view => (view.set(randomBytes(view.byteLength)), view); - } catch (e) {} - } - abort("initRandomDevice"); -}; - -var randomFill = view => (randomFill = initRandomFill())(view); - -var PATH = { - isAbs: path => path.charAt(0) === "/", - splitPath: filename => { - var splitPathRe = /^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/; - return splitPathRe.exec(filename).slice(1); - }, - normalizeArray: (parts, allowAboveRoot) => { - var up = 0; - for (var i = parts.length - 1; i >= 0; i--) { - var last = parts[i]; - if (last === ".") { - parts.splice(i, 1); - } else if (last === "..") { - parts.splice(i, 1); - up++; - } else if (up) { - parts.splice(i, 1); - up--; - } - } - if (allowAboveRoot) { - for (;up; up--) { - parts.unshift(".."); - } - } - return parts; - }, - normalize: path => { - var isAbsolute = PATH.isAbs(path), trailingSlash = path.substr(-1) === "/"; - path = PATH.normalizeArray(path.split("/").filter(p => !!p), !isAbsolute).join("/"); - if (!path && !isAbsolute) { - path = "."; - } - if (path && trailingSlash) { - path += "/"; - } - return (isAbsolute ? "/" : "") + path; - }, - dirname: path => { - var result = PATH.splitPath(path), root = result[0], dir = result[1]; - if (!root && !dir) { - return "."; - } - if (dir) { - dir = dir.substr(0, dir.length - 1); - } - return root + dir; - }, - basename: path => { - if (path === "/") return "/"; - path = PATH.normalize(path); - path = path.replace(/\/$/, ""); - var lastSlash = path.lastIndexOf("/"); - if (lastSlash === -1) return path; - return path.substr(lastSlash + 1); - }, - join: (...paths) => PATH.normalize(paths.join("/")), - join2: (l, r) => PATH.normalize(l + "/" + r) -}; - -var PATH_FS = { - resolve: (...args) => { - var resolvedPath = "", resolvedAbsolute = false; - for (var i = args.length - 1; i >= -1 && !resolvedAbsolute; i--) { - var path = (i >= 0) ? args[i] : FS.cwd(); - if (typeof path != "string") { - throw new TypeError("Arguments to path.resolve must be strings"); - } else if (!path) { - return ""; - } - resolvedPath = path + "/" + resolvedPath; - resolvedAbsolute = PATH.isAbs(path); - } - resolvedPath = PATH.normalizeArray(resolvedPath.split("/").filter(p => !!p), !resolvedAbsolute).join("/"); - return ((resolvedAbsolute ? "/" : "") + resolvedPath) || "."; - }, - relative: (from, to) => { - from = PATH_FS.resolve(from).substr(1); - to = PATH_FS.resolve(to).substr(1); - function trim(arr) { - var start = 0; - for (;start < arr.length; start++) { - if (arr[start] !== "") break; - } - var end = arr.length - 1; - for (;end >= 0; end--) { - if (arr[end] !== "") break; - } - if (start > end) return []; - return arr.slice(start, end - start + 1); - } - var fromParts = trim(from.split("/")); - var toParts = trim(to.split("/")); - var length = Math.min(fromParts.length, toParts.length); - var samePartsLength = length; - for (var i = 0; i < length; i++) { - if (fromParts[i] !== toParts[i]) { - samePartsLength = i; - break; - } - } - var outputParts = []; - for (var i = samePartsLength; i < fromParts.length; i++) { - outputParts.push(".."); - } - outputParts = outputParts.concat(toParts.slice(samePartsLength)); - return outputParts.join("/"); - } -}; - -var FS_stdin_getChar_buffer = []; - -var lengthBytesUTF8 = str => { - var len = 0; - for (var i = 0; i < str.length; ++i) { - var c = str.charCodeAt(i); - if (c <= 127) { - len++; - } else if (c <= 2047) { - len += 2; - } else if (c >= 55296 && c <= 57343) { - len += 4; - ++i; - } else { - len += 3; - } - } - return len; -}; - -Module["lengthBytesUTF8"] = lengthBytesUTF8; - -var stringToUTF8Array = (str, heap, outIdx, maxBytesToWrite) => { - if (!(maxBytesToWrite > 0)) return 0; - var startIdx = outIdx; - var endIdx = outIdx + maxBytesToWrite - 1; - for (var i = 0; i < str.length; ++i) { - var u = str.charCodeAt(i); - if (u >= 55296 && u <= 57343) { - var u1 = str.charCodeAt(++i); - u = 65536 + ((u & 1023) << 10) | (u1 & 1023); - } - if (u <= 127) { - if (outIdx >= endIdx) break; - heap[outIdx++] = u; - } else if (u <= 2047) { - if (outIdx + 1 >= endIdx) break; - heap[outIdx++] = 192 | (u >> 6); - heap[outIdx++] = 128 | (u & 63); - } else if (u <= 65535) { - if (outIdx + 2 >= endIdx) break; - heap[outIdx++] = 224 | (u >> 12); - heap[outIdx++] = 128 | ((u >> 6) & 63); - heap[outIdx++] = 128 | (u & 63); - } else { - if (outIdx + 3 >= endIdx) break; - heap[outIdx++] = 240 | (u >> 18); - heap[outIdx++] = 128 | ((u >> 12) & 63); - heap[outIdx++] = 128 | ((u >> 6) & 63); - heap[outIdx++] = 128 | (u & 63); - } - } - heap[outIdx] = 0; - return outIdx - startIdx; -}; - -/** @type {function(string, boolean=, number=)} */ function intArrayFromString(stringy, dontAddNull, length) { - var len = length > 0 ? length : lengthBytesUTF8(stringy) + 1; - var u8array = new Array(len); - var numBytesWritten = stringToUTF8Array(stringy, u8array, 0, u8array.length); - if (dontAddNull) u8array.length = numBytesWritten; - return u8array; -} - -var FS_stdin_getChar = () => { - if (!FS_stdin_getChar_buffer.length) { - var result = null; - if (ENVIRONMENT_IS_NODE) { - var BUFSIZE = 256; - var buf = Buffer.alloc(BUFSIZE); - var bytesRead = 0; - /** @suppress {missingProperties} */ var fd = process.stdin.fd; - try { - bytesRead = fs.readSync(fd, buf, 0, BUFSIZE); - } catch (e) { - if (e.toString().includes("EOF")) bytesRead = 0; else throw e; - } - if (bytesRead > 0) { - result = buf.slice(0, bytesRead).toString("utf-8"); - } - } else {} - if (!result) { - return null; - } - FS_stdin_getChar_buffer = intArrayFromString(result, true); - } - return FS_stdin_getChar_buffer.shift(); -}; - -var TTY = { - ttys: [], - init() {}, - shutdown() {}, - register(dev, ops) { - TTY.ttys[dev] = { - input: [], - output: [], - ops: ops - }; - FS.registerDevice(dev, TTY.stream_ops); - }, - stream_ops: { - open(stream) { - var tty = TTY.ttys[stream.node.rdev]; - if (!tty) { - throw new FS.ErrnoError(43); - } - stream.tty = tty; - stream.seekable = false; - }, - close(stream) { - stream.tty.ops.fsync(stream.tty); - }, - fsync(stream) { - stream.tty.ops.fsync(stream.tty); - }, - read(stream, buffer, offset, length, pos) { - /* ignored */ if (!stream.tty || !stream.tty.ops.get_char) { - throw new FS.ErrnoError(60); - } - var bytesRead = 0; - for (var i = 0; i < length; i++) { - var result; - try { - result = stream.tty.ops.get_char(stream.tty); - } catch (e) { - throw new FS.ErrnoError(29); - } - if (result === undefined && bytesRead === 0) { - throw new FS.ErrnoError(6); - } - if (result === null || result === undefined) break; - bytesRead++; - buffer[offset + i] = result; - } - if (bytesRead) { - stream.node.timestamp = Date.now(); - } - return bytesRead; - }, - write(stream, buffer, offset, length, pos) { - if (!stream.tty || !stream.tty.ops.put_char) { - throw new FS.ErrnoError(60); - } - try { - for (var i = 0; i < length; i++) { - stream.tty.ops.put_char(stream.tty, buffer[offset + i]); - } - } catch (e) { - throw new FS.ErrnoError(29); - } - if (length) { - stream.node.timestamp = Date.now(); - } - return i; - } - }, - default_tty_ops: { - get_char(tty) { - return FS_stdin_getChar(); - }, - put_char(tty, val) { - if (val === null || val === 10) { - out(UTF8ArrayToString(tty.output, 0)); - tty.output = []; - } else { - if (val != 0) tty.output.push(val); - } - }, - fsync(tty) { - if (tty.output && tty.output.length > 0) { - out(UTF8ArrayToString(tty.output, 0)); - tty.output = []; - } - }, - ioctl_tcgets(tty) { - return { - c_iflag: 25856, - c_oflag: 5, - c_cflag: 191, - c_lflag: 35387, - c_cc: [ 3, 28, 127, 21, 4, 0, 1, 0, 17, 19, 26, 0, 18, 15, 23, 22, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 ] - }; - }, - ioctl_tcsets(tty, optional_actions, data) { - return 0; - }, - ioctl_tiocgwinsz(tty) { - return [ 24, 80 ]; - } - }, - default_tty1_ops: { - put_char(tty, val) { - if (val === null || val === 10) { - err(UTF8ArrayToString(tty.output, 0)); - tty.output = []; - } else { - if (val != 0) tty.output.push(val); - } - }, - fsync(tty) { - if (tty.output && tty.output.length > 0) { - err(UTF8ArrayToString(tty.output, 0)); - tty.output = []; - } - } - } -}; - -var zeroMemory = (address, size) => { - HEAPU8.fill(0, address, address + size); - return address; -}; - -var alignMemory = (size, alignment) => Math.ceil(size / alignment) * alignment; - -var mmapAlloc = size => { - size = alignMemory(size, 65536); - var ptr = _emscripten_builtin_memalign(65536, size); - if (!ptr) return 0; - return zeroMemory(ptr, size); -}; - -var MEMFS = { - ops_table: null, - mount(mount) { - return MEMFS.createNode(null, "/", 16384 | 511, /* 0777 */ 0); - }, - createNode(parent, name, mode, dev) { - if (FS.isBlkdev(mode) || FS.isFIFO(mode)) { - throw new FS.ErrnoError(63); - } - MEMFS.ops_table ||= { - dir: { - node: { - getattr: MEMFS.node_ops.getattr, - setattr: MEMFS.node_ops.setattr, - lookup: MEMFS.node_ops.lookup, - mknod: MEMFS.node_ops.mknod, - rename: MEMFS.node_ops.rename, - unlink: MEMFS.node_ops.unlink, - rmdir: MEMFS.node_ops.rmdir, - readdir: MEMFS.node_ops.readdir, - symlink: MEMFS.node_ops.symlink - }, - stream: { - llseek: MEMFS.stream_ops.llseek - } - }, - file: { - node: { - getattr: MEMFS.node_ops.getattr, - setattr: MEMFS.node_ops.setattr - }, - stream: { - llseek: MEMFS.stream_ops.llseek, - read: MEMFS.stream_ops.read, - write: MEMFS.stream_ops.write, - allocate: MEMFS.stream_ops.allocate, - mmap: MEMFS.stream_ops.mmap, - msync: MEMFS.stream_ops.msync - } - }, - link: { - node: { - getattr: MEMFS.node_ops.getattr, - setattr: MEMFS.node_ops.setattr, - readlink: MEMFS.node_ops.readlink - }, - stream: {} - }, - chrdev: { - node: { - getattr: MEMFS.node_ops.getattr, - setattr: MEMFS.node_ops.setattr - }, - stream: FS.chrdev_stream_ops - } - }; - var node = FS.createNode(parent, name, mode, dev); - if (FS.isDir(node.mode)) { - node.node_ops = MEMFS.ops_table.dir.node; - node.stream_ops = MEMFS.ops_table.dir.stream; - node.contents = {}; - } else if (FS.isFile(node.mode)) { - node.node_ops = MEMFS.ops_table.file.node; - node.stream_ops = MEMFS.ops_table.file.stream; - node.usedBytes = 0; - node.contents = null; - } else if (FS.isLink(node.mode)) { - node.node_ops = MEMFS.ops_table.link.node; - node.stream_ops = MEMFS.ops_table.link.stream; - } else if (FS.isChrdev(node.mode)) { - node.node_ops = MEMFS.ops_table.chrdev.node; - node.stream_ops = MEMFS.ops_table.chrdev.stream; - } - node.timestamp = Date.now(); - if (parent) { - parent.contents[name] = node; - parent.timestamp = node.timestamp; - } - return node; - }, - getFileDataAsTypedArray(node) { - if (!node.contents) return new Uint8Array(0); - if (node.contents.subarray) return node.contents.subarray(0, node.usedBytes); - return new Uint8Array(node.contents); - }, - expandFileStorage(node, newCapacity) { - var prevCapacity = node.contents ? node.contents.length : 0; - if (prevCapacity >= newCapacity) return; - var CAPACITY_DOUBLING_MAX = 1024 * 1024; - newCapacity = Math.max(newCapacity, (prevCapacity * (prevCapacity < CAPACITY_DOUBLING_MAX ? 2 : 1.125)) >>> 0); - if (prevCapacity != 0) newCapacity = Math.max(newCapacity, 256); - var oldContents = node.contents; - node.contents = new Uint8Array(newCapacity); - if (node.usedBytes > 0) node.contents.set(oldContents.subarray(0, node.usedBytes), 0); - }, - resizeFileStorage(node, newSize) { - if (node.usedBytes == newSize) return; - if (newSize == 0) { - node.contents = null; - node.usedBytes = 0; - } else { - var oldContents = node.contents; - node.contents = new Uint8Array(newSize); - if (oldContents) { - node.contents.set(oldContents.subarray(0, Math.min(newSize, node.usedBytes))); - } - node.usedBytes = newSize; - } - }, - node_ops: { - getattr(node) { - var attr = {}; - attr.dev = FS.isChrdev(node.mode) ? node.id : 1; - attr.ino = node.id; - attr.mode = node.mode; - attr.nlink = 1; - attr.uid = 0; - attr.gid = 0; - attr.rdev = node.rdev; - if (FS.isDir(node.mode)) { - attr.size = 4096; - } else if (FS.isFile(node.mode)) { - attr.size = node.usedBytes; - } else if (FS.isLink(node.mode)) { - attr.size = node.link.length; - } else { - attr.size = 0; - } - attr.atime = new Date(node.timestamp); - attr.mtime = new Date(node.timestamp); - attr.ctime = new Date(node.timestamp); - attr.blksize = 4096; - attr.blocks = Math.ceil(attr.size / attr.blksize); - return attr; - }, - setattr(node, attr) { - if (attr.mode !== undefined) { - node.mode = attr.mode; - } - if (attr.timestamp !== undefined) { - node.timestamp = attr.timestamp; - } - if (attr.size !== undefined) { - MEMFS.resizeFileStorage(node, attr.size); - } - }, - lookup(parent, name) { - throw FS.genericErrors[44]; - }, - mknod(parent, name, mode, dev) { - return MEMFS.createNode(parent, name, mode, dev); - }, - rename(old_node, new_dir, new_name) { - if (FS.isDir(old_node.mode)) { - var new_node; - try { - new_node = FS.lookupNode(new_dir, new_name); - } catch (e) {} - if (new_node) { - for (var i in new_node.contents) { - throw new FS.ErrnoError(55); - } - } - } - delete old_node.parent.contents[old_node.name]; - old_node.parent.timestamp = Date.now(); - old_node.name = new_name; - new_dir.contents[new_name] = old_node; - new_dir.timestamp = old_node.parent.timestamp; - }, - unlink(parent, name) { - delete parent.contents[name]; - parent.timestamp = Date.now(); - }, - rmdir(parent, name) { - var node = FS.lookupNode(parent, name); - for (var i in node.contents) { - throw new FS.ErrnoError(55); - } - delete parent.contents[name]; - parent.timestamp = Date.now(); - }, - readdir(node) { - var entries = [ ".", ".." ]; - for (var key of Object.keys(node.contents)) { - entries.push(key); - } - return entries; - }, - symlink(parent, newname, oldpath) { - var node = MEMFS.createNode(parent, newname, 511 | /* 0777 */ 40960, 0); - node.link = oldpath; - return node; - }, - readlink(node) { - if (!FS.isLink(node.mode)) { - throw new FS.ErrnoError(28); - } - return node.link; - } - }, - stream_ops: { - read(stream, buffer, offset, length, position) { - var contents = stream.node.contents; - if (position >= stream.node.usedBytes) return 0; - var size = Math.min(stream.node.usedBytes - position, length); - if (size > 8 && contents.subarray) { - buffer.set(contents.subarray(position, position + size), offset); - } else { - for (var i = 0; i < size; i++) buffer[offset + i] = contents[position + i]; - } - return size; - }, - write(stream, buffer, offset, length, position, canOwn) { - if (buffer.buffer === HEAP8.buffer) { - canOwn = false; - } - if (!length) return 0; - var node = stream.node; - node.timestamp = Date.now(); - if (buffer.subarray && (!node.contents || node.contents.subarray)) { - if (canOwn) { - node.contents = buffer.subarray(offset, offset + length); - node.usedBytes = length; - return length; - } else if (node.usedBytes === 0 && position === 0) { - node.contents = buffer.slice(offset, offset + length); - node.usedBytes = length; - return length; - } else if (position + length <= node.usedBytes) { - node.contents.set(buffer.subarray(offset, offset + length), position); - return length; - } - } - MEMFS.expandFileStorage(node, position + length); - if (node.contents.subarray && buffer.subarray) { - node.contents.set(buffer.subarray(offset, offset + length), position); - } else { - for (var i = 0; i < length; i++) { - node.contents[position + i] = buffer[offset + i]; - } - } - node.usedBytes = Math.max(node.usedBytes, position + length); - return length; - }, - llseek(stream, offset, whence) { - var position = offset; - if (whence === 1) { - position += stream.position; - } else if (whence === 2) { - if (FS.isFile(stream.node.mode)) { - position += stream.node.usedBytes; - } - } - if (position < 0) { - throw new FS.ErrnoError(28); - } - return position; - }, - allocate(stream, offset, length) { - MEMFS.expandFileStorage(stream.node, offset + length); - stream.node.usedBytes = Math.max(stream.node.usedBytes, offset + length); - }, - mmap(stream, length, position, prot, flags) { - if (!FS.isFile(stream.node.mode)) { - throw new FS.ErrnoError(43); - } - var ptr; - var allocated; - var contents = stream.node.contents; - if (!(flags & 2) && contents.buffer === HEAP8.buffer) { - allocated = false; - ptr = contents.byteOffset; - } else { - if (position > 0 || position + length < contents.length) { - if (contents.subarray) { - contents = contents.subarray(position, position + length); - } else { - contents = Array.prototype.slice.call(contents, position, position + length); - } - } - allocated = true; - ptr = mmapAlloc(length); - if (!ptr) { - throw new FS.ErrnoError(48); - } - HEAP8.set(contents, ptr); - } - return { - ptr: ptr, - allocated: allocated - }; - }, - msync(stream, buffer, offset, length, mmapFlags) { - MEMFS.stream_ops.write(stream, buffer, 0, length, offset, false); - return 0; - } - } -}; - -/** @param {boolean=} noRunDep */ var asyncLoad = (url, onload, onerror, noRunDep) => { - var dep = !noRunDep ? getUniqueRunDependency(`al ${url}`) : ""; - readAsync(url, arrayBuffer => { - onload(new Uint8Array(arrayBuffer)); - if (dep) removeRunDependency(dep); - }, event => { - if (onerror) { - onerror(); - } else { - throw `Loading data file "${url}" failed.`; - } - }); - if (dep) addRunDependency(dep); -}; - -var FS_createDataFile = (parent, name, fileData, canRead, canWrite, canOwn) => { - FS.createDataFile(parent, name, fileData, canRead, canWrite, canOwn); -}; - -var preloadPlugins = Module["preloadPlugins"] || []; - -var FS_handledByPreloadPlugin = (byteArray, fullname, finish, onerror) => { - if (typeof Browser != "undefined") Browser.init(); - var handled = false; - preloadPlugins.forEach(plugin => { - if (handled) return; - if (plugin["canHandle"](fullname)) { - plugin["handle"](byteArray, fullname, finish, onerror); - handled = true; - } - }); - return handled; -}; - -var FS_createPreloadedFile = (parent, name, url, canRead, canWrite, onload, onerror, dontCreateFile, canOwn, preFinish) => { - var fullname = name ? PATH_FS.resolve(PATH.join2(parent, name)) : parent; - var dep = getUniqueRunDependency(`cp ${fullname}`); - function processData(byteArray) { - function finish(byteArray) { - preFinish?.(); - if (!dontCreateFile) { - FS_createDataFile(parent, name, byteArray, canRead, canWrite, canOwn); - } - onload?.(); - removeRunDependency(dep); - } - if (FS_handledByPreloadPlugin(byteArray, fullname, finish, () => { - onerror?.(); - removeRunDependency(dep); - })) { - return; - } - finish(byteArray); - } - addRunDependency(dep); - if (typeof url == "string") { - asyncLoad(url, processData, onerror); - } else { - processData(url); - } -}; - -var FS_modeStringToFlags = str => { - var flagModes = { - "r": 0, - "r+": 2, - "w": 512 | 64 | 1, - "w+": 512 | 64 | 2, - "a": 1024 | 64 | 1, - "a+": 1024 | 64 | 2 - }; - var flags = flagModes[str]; - if (typeof flags == "undefined") { - throw new Error(`Unknown file open mode: ${str}`); - } - return flags; -}; - -var FS_getMode = (canRead, canWrite) => { - var mode = 0; - if (canRead) mode |= 292 | 73; - if (canWrite) mode |= 146; - return mode; -}; - -var ERRNO_CODES = { - "EPERM": 63, - "ENOENT": 44, - "ESRCH": 71, - "EINTR": 27, - "EIO": 29, - "ENXIO": 60, - "E2BIG": 1, - "ENOEXEC": 45, - "EBADF": 8, - "ECHILD": 12, - "EAGAIN": 6, - "EWOULDBLOCK": 6, - "ENOMEM": 48, - "EACCES": 2, - "EFAULT": 21, - "ENOTBLK": 105, - "EBUSY": 10, - "EEXIST": 20, - "EXDEV": 75, - "ENODEV": 43, - "ENOTDIR": 54, - "EISDIR": 31, - "EINVAL": 28, - "ENFILE": 41, - "EMFILE": 33, - "ENOTTY": 59, - "ETXTBSY": 74, - "EFBIG": 22, - "ENOSPC": 51, - "ESPIPE": 70, - "EROFS": 69, - "EMLINK": 34, - "EPIPE": 64, - "EDOM": 18, - "ERANGE": 68, - "ENOMSG": 49, - "EIDRM": 24, - "ECHRNG": 106, - "EL2NSYNC": 156, - "EL3HLT": 107, - "EL3RST": 108, - "ELNRNG": 109, - "EUNATCH": 110, - "ENOCSI": 111, - "EL2HLT": 112, - "EDEADLK": 16, - "ENOLCK": 46, - "EBADE": 113, - "EBADR": 114, - "EXFULL": 115, - "ENOANO": 104, - "EBADRQC": 103, - "EBADSLT": 102, - "EDEADLOCK": 16, - "EBFONT": 101, - "ENOSTR": 100, - "ENODATA": 116, - "ETIME": 117, - "ENOSR": 118, - "ENONET": 119, - "ENOPKG": 120, - "EREMOTE": 121, - "ENOLINK": 47, - "EADV": 122, - "ESRMNT": 123, - "ECOMM": 124, - "EPROTO": 65, - "EMULTIHOP": 36, - "EDOTDOT": 125, - "EBADMSG": 9, - "ENOTUNIQ": 126, - "EBADFD": 127, - "EREMCHG": 128, - "ELIBACC": 129, - "ELIBBAD": 130, - "ELIBSCN": 131, - "ELIBMAX": 132, - "ELIBEXEC": 133, - "ENOSYS": 52, - "ENOTEMPTY": 55, - "ENAMETOOLONG": 37, - "ELOOP": 32, - "EOPNOTSUPP": 138, - "EPFNOSUPPORT": 139, - "ECONNRESET": 15, - "ENOBUFS": 42, - "EAFNOSUPPORT": 5, - "EPROTOTYPE": 67, - "ENOTSOCK": 57, - "ENOPROTOOPT": 50, - "ESHUTDOWN": 140, - "ECONNREFUSED": 14, - "EADDRINUSE": 3, - "ECONNABORTED": 13, - "ENETUNREACH": 40, - "ENETDOWN": 38, - "ETIMEDOUT": 73, - "EHOSTDOWN": 142, - "EHOSTUNREACH": 23, - "EINPROGRESS": 26, - "EALREADY": 7, - "EDESTADDRREQ": 17, - "EMSGSIZE": 35, - "EPROTONOSUPPORT": 66, - "ESOCKTNOSUPPORT": 137, - "EADDRNOTAVAIL": 4, - "ENETRESET": 39, - "EISCONN": 30, - "ENOTCONN": 53, - "ETOOMANYREFS": 141, - "EUSERS": 136, - "EDQUOT": 19, - "ESTALE": 72, - "ENOTSUP": 138, - "ENOMEDIUM": 148, - "EILSEQ": 25, - "EOVERFLOW": 61, - "ECANCELED": 11, - "ENOTRECOVERABLE": 56, - "EOWNERDEAD": 62, - "ESTRPIPE": 135 -}; - -var NODEFS = { - isWindows: false, - staticInit() { - NODEFS.isWindows = !!process.platform.match(/^win/); - var flags = process.binding("constants"); - if (flags["fs"]) { - flags = flags["fs"]; - } - NODEFS.flagsForNodeMap = { - 1024: flags["O_APPEND"], - 64: flags["O_CREAT"], - 128: flags["O_EXCL"], - 256: flags["O_NOCTTY"], - 0: flags["O_RDONLY"], - 2: flags["O_RDWR"], - 4096: flags["O_SYNC"], - 512: flags["O_TRUNC"], - 1: flags["O_WRONLY"], - 131072: flags["O_NOFOLLOW"] - }; - }, - convertNodeCode(e) { - var code = e.code; - return ERRNO_CODES[code]; - }, - tryFSOperation(f) { - try { - return f(); - } catch (e) { - if (!e.code) throw e; - if (e.code === "UNKNOWN") throw new FS.ErrnoError(28); - throw new FS.ErrnoError(NODEFS.convertNodeCode(e)); - } - }, - mount(mount) { - return NODEFS.createNode(null, "/", NODEFS.getMode(mount.opts.root), 0); - }, - createNode(parent, name, mode, dev) { - if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { - throw new FS.ErrnoError(28); - } - var node = FS.createNode(parent, name, mode); - node.node_ops = NODEFS.node_ops; - node.stream_ops = NODEFS.stream_ops; - return node; - }, - getMode(path) { - var stat; - return NODEFS.tryFSOperation(() => { - stat = fs.lstatSync(path); - if (NODEFS.isWindows) { - stat.mode |= (stat.mode & 292) >> 2; - } - return stat.mode; - }); - }, - realPath(node) { - var parts = []; - while (node.parent !== node) { - parts.push(node.name); - node = node.parent; - } - parts.push(node.mount.opts.root); - parts.reverse(); - return PATH.join(...parts); - }, - flagsForNode(flags) { - flags &= ~2097152; - flags &= ~2048; - flags &= ~32768; - flags &= ~524288; - flags &= ~65536; - var newFlags = 0; - for (var k in NODEFS.flagsForNodeMap) { - if (flags & k) { - newFlags |= NODEFS.flagsForNodeMap[k]; - flags ^= k; - } - } - if (flags) { - throw new FS.ErrnoError(28); - } - return newFlags; - }, - node_ops: { - getattr(node) { - var path = NODEFS.realPath(node); - var stat; - NODEFS.tryFSOperation(() => stat = fs.lstatSync(path)); - if (NODEFS.isWindows) { - if (!stat.blksize) { - stat.blksize = 4096; - } - if (!stat.blocks) { - stat.blocks = (stat.size + stat.blksize - 1) / stat.blksize | 0; - } - stat.mode |= (stat.mode & 292) >> 2; - } - return { - dev: stat.dev, - ino: stat.ino, - mode: stat.mode, - nlink: stat.nlink, - uid: stat.uid, - gid: stat.gid, - rdev: stat.rdev, - size: stat.size, - atime: stat.atime, - mtime: stat.mtime, - ctime: stat.ctime, - blksize: stat.blksize, - blocks: stat.blocks - }; - }, - setattr(node, attr) { - var path = NODEFS.realPath(node); - NODEFS.tryFSOperation(() => { - if (attr.mode !== undefined) { - fs.chmodSync(path, attr.mode); - node.mode = attr.mode; - } - if (attr.timestamp !== undefined) { - var date = new Date(attr.timestamp); - fs.utimesSync(path, date, date); - } - if (attr.size !== undefined) { - fs.truncateSync(path, attr.size); - } - }); - }, - lookup(parent, name) { - var path = PATH.join2(NODEFS.realPath(parent), name); - var mode = NODEFS.getMode(path); - return NODEFS.createNode(parent, name, mode); - }, - mknod(parent, name, mode, dev) { - var node = NODEFS.createNode(parent, name, mode, dev); - var path = NODEFS.realPath(node); - NODEFS.tryFSOperation(() => { - if (FS.isDir(node.mode)) { - fs.mkdirSync(path, node.mode); - } else { - fs.writeFileSync(path, "", { - mode: node.mode - }); - } - }); - return node; - }, - rename(oldNode, newDir, newName) { - var oldPath = NODEFS.realPath(oldNode); - var newPath = PATH.join2(NODEFS.realPath(newDir), newName); - NODEFS.tryFSOperation(() => fs.renameSync(oldPath, newPath)); - oldNode.name = newName; - }, - unlink(parent, name) { - var path = PATH.join2(NODEFS.realPath(parent), name); - NODEFS.tryFSOperation(() => fs.unlinkSync(path)); - }, - rmdir(parent, name) { - var path = PATH.join2(NODEFS.realPath(parent), name); - NODEFS.tryFSOperation(() => fs.rmdirSync(path)); - }, - readdir(node) { - var path = NODEFS.realPath(node); - return NODEFS.tryFSOperation(() => fs.readdirSync(path)); - }, - symlink(parent, newName, oldPath) { - var newPath = PATH.join2(NODEFS.realPath(parent), newName); - NODEFS.tryFSOperation(() => fs.symlinkSync(oldPath, newPath)); - }, - readlink(node) { - var path = NODEFS.realPath(node); - return NODEFS.tryFSOperation(() => fs.readlinkSync(path)); - } - }, - stream_ops: { - open(stream) { - var path = NODEFS.realPath(stream.node); - NODEFS.tryFSOperation(() => { - if (FS.isFile(stream.node.mode)) { - stream.shared.refcount = 1; - stream.nfd = fs.openSync(path, NODEFS.flagsForNode(stream.flags)); - } - }); - }, - close(stream) { - NODEFS.tryFSOperation(() => { - if (FS.isFile(stream.node.mode) && stream.nfd && --stream.shared.refcount === 0) { - fs.closeSync(stream.nfd); - } - }); - }, - dup(stream) { - stream.shared.refcount++; - }, - read(stream, buffer, offset, length, position) { - if (length === 0) return 0; - return NODEFS.tryFSOperation(() => fs.readSync(stream.nfd, new Int8Array(buffer.buffer, offset, length), 0, length, position)); - }, - write(stream, buffer, offset, length, position) { - return NODEFS.tryFSOperation(() => fs.writeSync(stream.nfd, new Int8Array(buffer.buffer, offset, length), 0, length, position)); - }, - llseek(stream, offset, whence) { - var position = offset; - if (whence === 1) { - position += stream.position; - } else if (whence === 2) { - if (FS.isFile(stream.node.mode)) { - NODEFS.tryFSOperation(() => { - var stat = fs.fstatSync(stream.nfd); - position += stat.size; - }); - } - } - if (position < 0) { - throw new FS.ErrnoError(28); - } - return position; - }, - mmap(stream, length, position, prot, flags) { - if (!FS.isFile(stream.node.mode)) { - throw new FS.ErrnoError(43); - } - var ptr = mmapAlloc(length); - NODEFS.stream_ops.read(stream, HEAP8, ptr, length, position); - return { - ptr: ptr, - allocated: true - }; - }, - msync(stream, buffer, offset, length, mmapFlags) { - NODEFS.stream_ops.write(stream, buffer, 0, length, offset, false); - return 0; - } - } -}; - -var PROXYFS = { - mount(mount) { - return PROXYFS.createNode(null, "/", mount.opts.fs.lstat(mount.opts.root).mode, 0); - }, - createNode(parent, name, mode, dev) { - if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { - throw new FS.ErrnoError(ERRNO_CODES.EINVAL); - } - var node = FS.createNode(parent, name, mode); - node.node_ops = PROXYFS.node_ops; - node.stream_ops = PROXYFS.stream_ops; - return node; - }, - realPath(node) { - var parts = []; - while (node.parent !== node) { - parts.push(node.name); - node = node.parent; - } - parts.push(node.mount.opts.root); - parts.reverse(); - return PATH.join(...parts); - }, - node_ops: { - getattr(node) { - var path = PROXYFS.realPath(node); - var stat; - try { - stat = node.mount.opts.fs.lstat(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - return { - dev: stat.dev, - ino: stat.ino, - mode: stat.mode, - nlink: stat.nlink, - uid: stat.uid, - gid: stat.gid, - rdev: stat.rdev, - size: stat.size, - atime: stat.atime, - mtime: stat.mtime, - ctime: stat.ctime, - blksize: stat.blksize, - blocks: stat.blocks - }; - }, - setattr(node, attr) { - var path = PROXYFS.realPath(node); - try { - if (attr.mode !== undefined) { - node.mount.opts.fs.chmod(path, attr.mode); - node.mode = attr.mode; - } - if (attr.timestamp !== undefined) { - var date = new Date(attr.timestamp); - node.mount.opts.fs.utime(path, date, date); - } - if (attr.size !== undefined) { - node.mount.opts.fs.truncate(path, attr.size); - } - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - lookup(parent, name) { - try { - var path = PATH.join2(PROXYFS.realPath(parent), name); - var mode = parent.mount.opts.fs.lstat(path).mode; - var node = PROXYFS.createNode(parent, name, mode); - return node; - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - mknod(parent, name, mode, dev) { - var node = PROXYFS.createNode(parent, name, mode, dev); - var path = PROXYFS.realPath(node); - try { - if (FS.isDir(node.mode)) { - node.mount.opts.fs.mkdir(path, node.mode); - } else { - node.mount.opts.fs.writeFile(path, "", { - mode: node.mode - }); - } - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - return node; - }, - rename(oldNode, newDir, newName) { - var oldPath = PROXYFS.realPath(oldNode); - var newPath = PATH.join2(PROXYFS.realPath(newDir), newName); - try { - oldNode.mount.opts.fs.rename(oldPath, newPath); - oldNode.name = newName; - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - unlink(parent, name) { - var path = PATH.join2(PROXYFS.realPath(parent), name); - try { - parent.mount.opts.fs.unlink(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - rmdir(parent, name) { - var path = PATH.join2(PROXYFS.realPath(parent), name); - try { - parent.mount.opts.fs.rmdir(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - readdir(node) { - var path = PROXYFS.realPath(node); - try { - return node.mount.opts.fs.readdir(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - symlink(parent, newName, oldPath) { - var newPath = PATH.join2(PROXYFS.realPath(parent), newName); - try { - parent.mount.opts.fs.symlink(oldPath, newPath); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - readlink(node) { - var path = PROXYFS.realPath(node); - try { - return node.mount.opts.fs.readlink(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - } - }, - stream_ops: { - open(stream) { - var path = PROXYFS.realPath(stream.node); - try { - stream.nfd = stream.node.mount.opts.fs.open(path, stream.flags); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - close(stream) { - try { - stream.node.mount.opts.fs.close(stream.nfd); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - read(stream, buffer, offset, length, position) { - try { - return stream.node.mount.opts.fs.read(stream.nfd, buffer, offset, length, position); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - write(stream, buffer, offset, length, position) { - try { - return stream.node.mount.opts.fs.write(stream.nfd, buffer, offset, length, position); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - llseek(stream, offset, whence) { - var position = offset; - if (whence === 1) { - position += stream.position; - } else if (whence === 2) { - if (FS.isFile(stream.node.mode)) { - try { - var stat = stream.node.node_ops.getattr(stream.node); - position += stat.size; - } catch (e) { - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - } - } - if (position < 0) { - throw new FS.ErrnoError(ERRNO_CODES.EINVAL); - } - return position; - } - } -}; - -var FS = { - root: null, - mounts: [], - devices: {}, - streams: [], - nextInode: 1, - nameTable: null, - currentPath: "/", - initialized: false, - ignorePermissions: true, - ErrnoError: class { - constructor(errno) { - this.name = "ErrnoError"; - this.errno = errno; - } - }, - genericErrors: {}, - filesystems: null, - syncFSRequests: 0, - FSStream: class { - constructor() { - this.shared = {}; - } - get object() { - return this.node; - } - set object(val) { - this.node = val; - } - get isRead() { - return (this.flags & 2097155) !== 1; - } - get isWrite() { - return (this.flags & 2097155) !== 0; - } - get isAppend() { - return (this.flags & 1024); - } - get flags() { - return this.shared.flags; - } - set flags(val) { - this.shared.flags = val; - } - get position() { - return this.shared.position; - } - set position(val) { - this.shared.position = val; - } - }, - FSNode: class { - constructor(parent, name, mode, rdev) { - if (!parent) { - parent = this; - } - this.parent = parent; - this.mount = parent.mount; - this.mounted = null; - this.id = FS.nextInode++; - this.name = name; - this.mode = mode; - this.node_ops = {}; - this.stream_ops = {}; - this.rdev = rdev; - this.readMode = 292 | /*292*/ 73; - /*73*/ this.writeMode = 146; - } - /*146*/ get read() { - return (this.mode & this.readMode) === this.readMode; - } - set read(val) { - val ? this.mode |= this.readMode : this.mode &= ~this.readMode; - } - get write() { - return (this.mode & this.writeMode) === this.writeMode; - } - set write(val) { - val ? this.mode |= this.writeMode : this.mode &= ~this.writeMode; - } - get isFolder() { - return FS.isDir(this.mode); - } - get isDevice() { - return FS.isChrdev(this.mode); - } - }, - lookupPath(path, opts = {}) { - path = PATH_FS.resolve(path); - if (!path) return { - path: "", - node: null - }; - var defaults = { - follow_mount: true, - recurse_count: 0 - }; - opts = Object.assign(defaults, opts); - if (opts.recurse_count > 8) { - throw new FS.ErrnoError(32); - } - var parts = path.split("/").filter(p => !!p); - var current = FS.root; - var current_path = "/"; - for (var i = 0; i < parts.length; i++) { - var islast = (i === parts.length - 1); - if (islast && opts.parent) { - break; - } - current = FS.lookupNode(current, parts[i]); - current_path = PATH.join2(current_path, parts[i]); - if (FS.isMountpoint(current)) { - if (!islast || (islast && opts.follow_mount)) { - current = current.mounted.root; - } - } - if (!islast || opts.follow) { - var count = 0; - while (FS.isLink(current.mode)) { - var link = FS.readlink(current_path); - current_path = PATH_FS.resolve(PATH.dirname(current_path), link); - var lookup = FS.lookupPath(current_path, { - recurse_count: opts.recurse_count + 1 - }); - current = lookup.node; - if (count++ > 40) { - throw new FS.ErrnoError(32); - } - } - } - } - return { - path: current_path, - node: current - }; - }, - getPath(node) { - var path; - while (true) { - if (FS.isRoot(node)) { - var mount = node.mount.mountpoint; - if (!path) return mount; - return mount[mount.length - 1] !== "/" ? `${mount}/${path}` : mount + path; - } - path = path ? `${node.name}/${path}` : node.name; - node = node.parent; - } - }, - hashName(parentid, name) { - var hash = 0; - for (var i = 0; i < name.length; i++) { - hash = ((hash << 5) - hash + name.charCodeAt(i)) | 0; - } - return ((parentid + hash) >>> 0) % FS.nameTable.length; - }, - hashAddNode(node) { - var hash = FS.hashName(node.parent.id, node.name); - node.name_next = FS.nameTable[hash]; - FS.nameTable[hash] = node; - }, - hashRemoveNode(node) { - var hash = FS.hashName(node.parent.id, node.name); - if (FS.nameTable[hash] === node) { - FS.nameTable[hash] = node.name_next; - } else { - var current = FS.nameTable[hash]; - while (current) { - if (current.name_next === node) { - current.name_next = node.name_next; - break; - } - current = current.name_next; - } - } - }, - lookupNode(parent, name) { - var errCode = FS.mayLookup(parent); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - var hash = FS.hashName(parent.id, name); - for (var node = FS.nameTable[hash]; node; node = node.name_next) { - var nodeName = node.name; - if (node.parent.id === parent.id && nodeName === name) { - return node; - } - } - return FS.lookup(parent, name); - }, - createNode(parent, name, mode, rdev) { - var node = new FS.FSNode(parent, name, mode, rdev); - FS.hashAddNode(node); - return node; - }, - destroyNode(node) { - FS.hashRemoveNode(node); - }, - isRoot(node) { - return node === node.parent; - }, - isMountpoint(node) { - return !!node.mounted; - }, - isFile(mode) { - return (mode & 61440) === 32768; - }, - isDir(mode) { - return (mode & 61440) === 16384; - }, - isLink(mode) { - return (mode & 61440) === 40960; - }, - isChrdev(mode) { - return (mode & 61440) === 8192; - }, - isBlkdev(mode) { - return (mode & 61440) === 24576; - }, - isFIFO(mode) { - return (mode & 61440) === 4096; - }, - isSocket(mode) { - return (mode & 49152) === 49152; - }, - flagsToPermissionString(flag) { - var perms = [ "r", "w", "rw" ][flag & 3]; - if ((flag & 512)) { - perms += "w"; - } - return perms; - }, - nodePermissions(node, perms) { - if (FS.ignorePermissions) { - return 0; - } - if (perms.includes("r") && !(node.mode & 292)) { - return 2; - } else if (perms.includes("w") && !(node.mode & 146)) { - return 2; - } else if (perms.includes("x") && !(node.mode & 73)) { - return 2; - } - return 0; - }, - mayLookup(dir) { - if (!FS.isDir(dir.mode)) return 54; - var errCode = FS.nodePermissions(dir, "x"); - if (errCode) return errCode; - if (!dir.node_ops.lookup) return 2; - return 0; - }, - mayCreate(dir, name) { - try { - var node = FS.lookupNode(dir, name); - return 20; - } catch (e) {} - return FS.nodePermissions(dir, "wx"); - }, - mayDelete(dir, name, isdir) { - var node; - try { - node = FS.lookupNode(dir, name); - } catch (e) { - return e.errno; - } - var errCode = FS.nodePermissions(dir, "wx"); - if (errCode) { - return errCode; - } - if (isdir) { - if (!FS.isDir(node.mode)) { - return 54; - } - if (FS.isRoot(node) || FS.getPath(node) === FS.cwd()) { - return 10; - } - } else { - if (FS.isDir(node.mode)) { - return 31; - } - } - return 0; - }, - mayOpen(node, flags) { - if (!node) { - return 44; - } - if (FS.isLink(node.mode)) { - return 32; - } else if (FS.isDir(node.mode)) { - if (FS.flagsToPermissionString(flags) !== "r" || (flags & 512)) { - return 31; - } - } - return FS.nodePermissions(node, FS.flagsToPermissionString(flags)); - }, - MAX_OPEN_FDS: 4096, - nextfd() { - for (var fd = 0; fd <= FS.MAX_OPEN_FDS; fd++) { - if (!FS.streams[fd]) { - return fd; - } - } - throw new FS.ErrnoError(33); - }, - getStreamChecked(fd) { - var stream = FS.getStream(fd); - if (!stream) { - throw new FS.ErrnoError(8); - } - return stream; - }, - getStream: fd => FS.streams[fd], - createStream(stream, fd = -1) { - stream = Object.assign(new FS.FSStream, stream); - if (fd == -1) { - fd = FS.nextfd(); - } - stream.fd = fd; - FS.streams[fd] = stream; - return stream; - }, - closeStream(fd) { - FS.streams[fd] = null; - }, - dupStream(origStream, fd = -1) { - var stream = FS.createStream(origStream, fd); - stream.stream_ops?.dup?.(stream); - return stream; - }, - chrdev_stream_ops: { - open(stream) { - var device = FS.getDevice(stream.node.rdev); - stream.stream_ops = device.stream_ops; - stream.stream_ops.open?.(stream); - }, - llseek() { - throw new FS.ErrnoError(70); - } - }, - major: dev => ((dev) >> 8), - minor: dev => ((dev) & 255), - makedev: (ma, mi) => ((ma) << 8 | (mi)), - registerDevice(dev, ops) { - FS.devices[dev] = { - stream_ops: ops - }; - }, - getDevice: dev => FS.devices[dev], - getMounts(mount) { - var mounts = []; - var check = [ mount ]; - while (check.length) { - var m = check.pop(); - mounts.push(m); - check.push(...m.mounts); - } - return mounts; - }, - syncfs(populate, callback) { - if (typeof populate == "function") { - callback = populate; - populate = false; - } - FS.syncFSRequests++; - if (FS.syncFSRequests > 1) { - err(`warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work`); - } - var mounts = FS.getMounts(FS.root.mount); - var completed = 0; - function doCallback(errCode) { - FS.syncFSRequests--; - return callback(errCode); - } - function done(errCode) { - if (errCode) { - if (!done.errored) { - done.errored = true; - return doCallback(errCode); - } - return; - } - if (++completed >= mounts.length) { - doCallback(null); - } - } - mounts.forEach(mount => { - if (!mount.type.syncfs) { - return done(null); - } - mount.type.syncfs(mount, populate, done); - }); - }, - mount(type, opts, mountpoint) { - var root = mountpoint === "/"; - var pseudo = !mountpoint; - var node; - if (root && FS.root) { - throw new FS.ErrnoError(10); - } else if (!root && !pseudo) { - var lookup = FS.lookupPath(mountpoint, { - follow_mount: false - }); - mountpoint = lookup.path; - node = lookup.node; - if (FS.isMountpoint(node)) { - throw new FS.ErrnoError(10); - } - if (!FS.isDir(node.mode)) { - throw new FS.ErrnoError(54); - } - } - var mount = { - type: type, - opts: opts, - mountpoint: mountpoint, - mounts: [] - }; - var mountRoot = type.mount(mount); - mountRoot.mount = mount; - mount.root = mountRoot; - if (root) { - FS.root = mountRoot; - } else if (node) { - node.mounted = mount; - if (node.mount) { - node.mount.mounts.push(mount); - } - } - return mountRoot; - }, - unmount(mountpoint) { - var lookup = FS.lookupPath(mountpoint, { - follow_mount: false - }); - if (!FS.isMountpoint(lookup.node)) { - throw new FS.ErrnoError(28); - } - var node = lookup.node; - var mount = node.mounted; - var mounts = FS.getMounts(mount); - Object.keys(FS.nameTable).forEach(hash => { - var current = FS.nameTable[hash]; - while (current) { - var next = current.name_next; - if (mounts.includes(current.mount)) { - FS.destroyNode(current); - } - current = next; - } - }); - node.mounted = null; - var idx = node.mount.mounts.indexOf(mount); - node.mount.mounts.splice(idx, 1); - }, - lookup(parent, name) { - return parent.node_ops.lookup(parent, name); - }, - mknod(path, mode, dev) { - var lookup = FS.lookupPath(path, { - parent: true - }); - var parent = lookup.node; - var name = PATH.basename(path); - if (!name || name === "." || name === "..") { - throw new FS.ErrnoError(28); - } - var errCode = FS.mayCreate(parent, name); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!parent.node_ops.mknod) { - throw new FS.ErrnoError(63); - } - return parent.node_ops.mknod(parent, name, mode, dev); - }, - create(path, mode) { - mode = mode !== undefined ? mode : 438; - /* 0666 */ mode &= 4095; - mode |= 32768; - return FS.mknod(path, mode, 0); - }, - mkdir(path, mode) { - mode = mode !== undefined ? mode : 511; - /* 0777 */ mode &= 511 | 512; - mode |= 16384; - return FS.mknod(path, mode, 0); - }, - mkdirTree(path, mode) { - var dirs = path.split("/"); - var d = ""; - for (var i = 0; i < dirs.length; ++i) { - if (!dirs[i]) continue; - d += "/" + dirs[i]; - try { - FS.mkdir(d, mode); - } catch (e) { - if (e.errno != 20) throw e; - } - } - }, - mkdev(path, mode, dev) { - if (typeof dev == "undefined") { - dev = mode; - mode = 438; - } - /* 0666 */ mode |= 8192; - return FS.mknod(path, mode, dev); - }, - symlink(oldpath, newpath) { - if (!PATH_FS.resolve(oldpath)) { - throw new FS.ErrnoError(44); - } - var lookup = FS.lookupPath(newpath, { - parent: true - }); - var parent = lookup.node; - if (!parent) { - throw new FS.ErrnoError(44); - } - var newname = PATH.basename(newpath); - var errCode = FS.mayCreate(parent, newname); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!parent.node_ops.symlink) { - throw new FS.ErrnoError(63); - } - return parent.node_ops.symlink(parent, newname, oldpath); - }, - rename(old_path, new_path) { - var old_dirname = PATH.dirname(old_path); - var new_dirname = PATH.dirname(new_path); - var old_name = PATH.basename(old_path); - var new_name = PATH.basename(new_path); - var lookup, old_dir, new_dir; - lookup = FS.lookupPath(old_path, { - parent: true - }); - old_dir = lookup.node; - lookup = FS.lookupPath(new_path, { - parent: true - }); - new_dir = lookup.node; - if (!old_dir || !new_dir) throw new FS.ErrnoError(44); - if (old_dir.mount !== new_dir.mount) { - throw new FS.ErrnoError(75); - } - var old_node = FS.lookupNode(old_dir, old_name); - var relative = PATH_FS.relative(old_path, new_dirname); - if (relative.charAt(0) !== ".") { - throw new FS.ErrnoError(28); - } - relative = PATH_FS.relative(new_path, old_dirname); - if (relative.charAt(0) !== ".") { - throw new FS.ErrnoError(55); - } - var new_node; - try { - new_node = FS.lookupNode(new_dir, new_name); - } catch (e) {} - if (old_node === new_node) { - return; - } - var isdir = FS.isDir(old_node.mode); - var errCode = FS.mayDelete(old_dir, old_name, isdir); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - errCode = new_node ? FS.mayDelete(new_dir, new_name, isdir) : FS.mayCreate(new_dir, new_name); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!old_dir.node_ops.rename) { - throw new FS.ErrnoError(63); - } - if (FS.isMountpoint(old_node) || (new_node && FS.isMountpoint(new_node))) { - throw new FS.ErrnoError(10); - } - if (new_dir !== old_dir) { - errCode = FS.nodePermissions(old_dir, "w"); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - } - FS.hashRemoveNode(old_node); - try { - old_dir.node_ops.rename(old_node, new_dir, new_name); - old_node.parent = new_dir; - } catch (e) { - throw e; - } finally { - FS.hashAddNode(old_node); - } - }, - rmdir(path) { - var lookup = FS.lookupPath(path, { - parent: true - }); - var parent = lookup.node; - var name = PATH.basename(path); - var node = FS.lookupNode(parent, name); - var errCode = FS.mayDelete(parent, name, true); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!parent.node_ops.rmdir) { - throw new FS.ErrnoError(63); - } - if (FS.isMountpoint(node)) { - throw new FS.ErrnoError(10); - } - parent.node_ops.rmdir(parent, name); - FS.destroyNode(node); - }, - readdir(path) { - var lookup = FS.lookupPath(path, { - follow: true - }); - var node = lookup.node; - if (!node.node_ops.readdir) { - throw new FS.ErrnoError(54); - } - return node.node_ops.readdir(node); - }, - unlink(path) { - var lookup = FS.lookupPath(path, { - parent: true - }); - var parent = lookup.node; - if (!parent) { - throw new FS.ErrnoError(44); - } - var name = PATH.basename(path); - var node = FS.lookupNode(parent, name); - var errCode = FS.mayDelete(parent, name, false); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!parent.node_ops.unlink) { - throw new FS.ErrnoError(63); - } - if (FS.isMountpoint(node)) { - throw new FS.ErrnoError(10); - } - parent.node_ops.unlink(parent, name); - FS.destroyNode(node); - }, - readlink(path) { - var lookup = FS.lookupPath(path); - var link = lookup.node; - if (!link) { - throw new FS.ErrnoError(44); - } - if (!link.node_ops.readlink) { - throw new FS.ErrnoError(28); - } - return PATH_FS.resolve(FS.getPath(link.parent), link.node_ops.readlink(link)); - }, - stat(path, dontFollow) { - var lookup = FS.lookupPath(path, { - follow: !dontFollow - }); - var node = lookup.node; - if (!node) { - throw new FS.ErrnoError(44); - } - if (!node.node_ops.getattr) { - throw new FS.ErrnoError(63); - } - return node.node_ops.getattr(node); - }, - lstat(path) { - return FS.stat(path, true); - }, - chmod(path, mode, dontFollow) { - var node; - if (typeof path == "string") { - var lookup = FS.lookupPath(path, { - follow: !dontFollow - }); - node = lookup.node; - } else { - node = path; - } - if (!node.node_ops.setattr) { - throw new FS.ErrnoError(63); - } - node.node_ops.setattr(node, { - mode: (mode & 4095) | (node.mode & ~4095), - timestamp: Date.now() - }); - }, - lchmod(path, mode) { - FS.chmod(path, mode, true); - }, - fchmod(fd, mode) { - var stream = FS.getStreamChecked(fd); - FS.chmod(stream.node, mode); - }, - chown(path, uid, gid, dontFollow) { - var node; - if (typeof path == "string") { - var lookup = FS.lookupPath(path, { - follow: !dontFollow - }); - node = lookup.node; - } else { - node = path; - } - if (!node.node_ops.setattr) { - throw new FS.ErrnoError(63); - } - node.node_ops.setattr(node, { - timestamp: Date.now() - }); - }, - lchown(path, uid, gid) { - FS.chown(path, uid, gid, true); - }, - fchown(fd, uid, gid) { - var stream = FS.getStreamChecked(fd); - FS.chown(stream.node, uid, gid); - }, - truncate(path, len) { - if (len < 0) { - throw new FS.ErrnoError(28); - } - var node; - if (typeof path == "string") { - var lookup = FS.lookupPath(path, { - follow: true - }); - node = lookup.node; - } else { - node = path; - } - if (!node.node_ops.setattr) { - throw new FS.ErrnoError(63); - } - if (FS.isDir(node.mode)) { - throw new FS.ErrnoError(31); - } - if (!FS.isFile(node.mode)) { - throw new FS.ErrnoError(28); - } - var errCode = FS.nodePermissions(node, "w"); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - node.node_ops.setattr(node, { - size: len, - timestamp: Date.now() - }); - }, - ftruncate(fd, len) { - var stream = FS.getStreamChecked(fd); - if ((stream.flags & 2097155) === 0) { - throw new FS.ErrnoError(28); - } - FS.truncate(stream.node, len); - }, - utime(path, atime, mtime) { - var lookup = FS.lookupPath(path, { - follow: true - }); - var node = lookup.node; - node.node_ops.setattr(node, { - timestamp: Math.max(atime, mtime) - }); - }, - open(path, flags, mode) { - if (path === "") { - throw new FS.ErrnoError(44); - } - flags = typeof flags == "string" ? FS_modeStringToFlags(flags) : flags; - if ((flags & 64)) { - mode = typeof mode == "undefined" ? 438 : /* 0666 */ mode; - mode = (mode & 4095) | 32768; - } else { - mode = 0; - } - var node; - if (typeof path == "object") { - node = path; - } else { - path = PATH.normalize(path); - try { - var lookup = FS.lookupPath(path, { - follow: !(flags & 131072) - }); - node = lookup.node; - } catch (e) {} - } - var created = false; - if ((flags & 64)) { - if (node) { - if ((flags & 128)) { - throw new FS.ErrnoError(20); - } - } else { - node = FS.mknod(path, mode, 0); - created = true; - } - } - if (!node) { - throw new FS.ErrnoError(44); - } - if (FS.isChrdev(node.mode)) { - flags &= ~512; - } - if ((flags & 65536) && !FS.isDir(node.mode)) { - throw new FS.ErrnoError(54); - } - if (!created) { - var errCode = FS.mayOpen(node, flags); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - } - if ((flags & 512) && !created) { - FS.truncate(node, 0); - } - flags &= ~(128 | 512 | 131072); - var stream = FS.createStream({ - node: node, - path: FS.getPath(node), - flags: flags, - seekable: true, - position: 0, - stream_ops: node.stream_ops, - ungotten: [], - error: false - }); - if (stream.stream_ops.open) { - stream.stream_ops.open(stream); - } - if (Module["logReadFiles"] && !(flags & 1)) { - if (!FS.readFiles) FS.readFiles = {}; - if (!(path in FS.readFiles)) { - FS.readFiles[path] = 1; - } - } - return stream; - }, - close(stream) { - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if (stream.getdents) stream.getdents = null; - try { - if (stream.stream_ops.close) { - stream.stream_ops.close(stream); - } - } catch (e) { - throw e; - } finally { - FS.closeStream(stream.fd); - } - stream.fd = null; - }, - isClosed(stream) { - return stream.fd === null; - }, - llseek(stream, offset, whence) { - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if (!stream.seekable || !stream.stream_ops.llseek) { - throw new FS.ErrnoError(70); - } - if (whence != 0 && whence != 1 && whence != 2) { - throw new FS.ErrnoError(28); - } - stream.position = stream.stream_ops.llseek(stream, offset, whence); - stream.ungotten = []; - return stream.position; - }, - read(stream, buffer, offset, length, position) { - if (length < 0 || position < 0) { - throw new FS.ErrnoError(28); - } - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if ((stream.flags & 2097155) === 1) { - throw new FS.ErrnoError(8); - } - if (FS.isDir(stream.node.mode)) { - throw new FS.ErrnoError(31); - } - if (!stream.stream_ops.read) { - throw new FS.ErrnoError(28); - } - var seeking = typeof position != "undefined"; - if (!seeking) { - position = stream.position; - } else if (!stream.seekable) { - throw new FS.ErrnoError(70); - } - var bytesRead = stream.stream_ops.read(stream, buffer, offset, length, position); - if (!seeking) stream.position += bytesRead; - return bytesRead; - }, - write(stream, buffer, offset, length, position, canOwn) { - if (length < 0 || position < 0) { - throw new FS.ErrnoError(28); - } - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if ((stream.flags & 2097155) === 0) { - throw new FS.ErrnoError(8); - } - if (FS.isDir(stream.node.mode)) { - throw new FS.ErrnoError(31); - } - if (!stream.stream_ops.write) { - throw new FS.ErrnoError(28); - } - if (stream.seekable && stream.flags & 1024) { - FS.llseek(stream, 0, 2); - } - var seeking = typeof position != "undefined"; - if (!seeking) { - position = stream.position; - } else if (!stream.seekable) { - throw new FS.ErrnoError(70); - } - var bytesWritten = stream.stream_ops.write(stream, buffer, offset, length, position, canOwn); - if (!seeking) stream.position += bytesWritten; - return bytesWritten; - }, - allocate(stream, offset, length) { - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if (offset < 0 || length <= 0) { - throw new FS.ErrnoError(28); - } - if ((stream.flags & 2097155) === 0) { - throw new FS.ErrnoError(8); - } - if (!FS.isFile(stream.node.mode) && !FS.isDir(stream.node.mode)) { - throw new FS.ErrnoError(43); - } - if (!stream.stream_ops.allocate) { - throw new FS.ErrnoError(138); - } - stream.stream_ops.allocate(stream, offset, length); - }, - mmap(stream, length, position, prot, flags) { - if ((prot & 2) !== 0 && (flags & 2) === 0 && (stream.flags & 2097155) !== 2) { - throw new FS.ErrnoError(2); - } - if ((stream.flags & 2097155) === 1) { - throw new FS.ErrnoError(2); - } - if (!stream.stream_ops.mmap) { - throw new FS.ErrnoError(43); - } - return stream.stream_ops.mmap(stream, length, position, prot, flags); - }, - msync(stream, buffer, offset, length, mmapFlags) { - if (!stream.stream_ops.msync) { - return 0; - } - return stream.stream_ops.msync(stream, buffer, offset, length, mmapFlags); - }, - ioctl(stream, cmd, arg) { - if (!stream.stream_ops.ioctl) { - throw new FS.ErrnoError(59); - } - return stream.stream_ops.ioctl(stream, cmd, arg); - }, - readFile(path, opts = {}) { - opts.flags = opts.flags || 0; - opts.encoding = opts.encoding || "binary"; - if (opts.encoding !== "utf8" && opts.encoding !== "binary") { - throw new Error(`Invalid encoding type "${opts.encoding}"`); - } - var ret; - var stream = FS.open(path, opts.flags); - var stat = FS.stat(path); - var length = stat.size; - var buf = new Uint8Array(length); - FS.read(stream, buf, 0, length, 0); - if (opts.encoding === "utf8") { - ret = UTF8ArrayToString(buf, 0); - } else if (opts.encoding === "binary") { - ret = buf; - } - FS.close(stream); - return ret; - }, - writeFile(path, data, opts = {}) { - opts.flags = opts.flags || 577; - var stream = FS.open(path, opts.flags, opts.mode); - if (typeof data == "string") { - var buf = new Uint8Array(lengthBytesUTF8(data) + 1); - var actualNumBytes = stringToUTF8Array(data, buf, 0, buf.length); - FS.write(stream, buf, 0, actualNumBytes, undefined, opts.canOwn); - } else if (ArrayBuffer.isView(data)) { - FS.write(stream, data, 0, data.byteLength, undefined, opts.canOwn); - } else { - throw new Error("Unsupported data type"); - } - FS.close(stream); - }, - cwd: () => FS.currentPath, - chdir(path) { - var lookup = FS.lookupPath(path, { - follow: true - }); - if (lookup.node === null) { - throw new FS.ErrnoError(44); - } - if (!FS.isDir(lookup.node.mode)) { - throw new FS.ErrnoError(54); - } - var errCode = FS.nodePermissions(lookup.node, "x"); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - FS.currentPath = lookup.path; - }, - createDefaultDirectories() { - FS.mkdir("/tmp"); - FS.mkdir("/home"); - FS.mkdir("/home/web_user"); - }, - createDefaultDevices() { - FS.mkdir("/dev"); - FS.registerDevice(FS.makedev(1, 3), { - read: () => 0, - write: (stream, buffer, offset, length, pos) => length - }); - FS.mkdev("/dev/null", FS.makedev(1, 3)); - TTY.register(FS.makedev(5, 0), TTY.default_tty_ops); - TTY.register(FS.makedev(6, 0), TTY.default_tty1_ops); - FS.mkdev("/dev/tty", FS.makedev(5, 0)); - FS.mkdev("/dev/tty1", FS.makedev(6, 0)); - var randomBuffer = new Uint8Array(1024), randomLeft = 0; - var randomByte = () => { - if (randomLeft === 0) { - randomLeft = randomFill(randomBuffer).byteLength; - } - return randomBuffer[--randomLeft]; - }; - FS.createDevice("/dev", "random", randomByte); - FS.createDevice("/dev", "urandom", randomByte); - FS.mkdir("/dev/shm"); - FS.mkdir("/dev/shm/tmp"); - }, - createSpecialDirectories() { - FS.mkdir("/proc"); - var proc_self = FS.mkdir("/proc/self"); - FS.mkdir("/proc/self/fd"); - FS.mount({ - mount() { - var node = FS.createNode(proc_self, "fd", 16384 | 511, /* 0777 */ 73); - node.node_ops = { - lookup(parent, name) { - var fd = +name; - var stream = FS.getStreamChecked(fd); - var ret = { - parent: null, - mount: { - mountpoint: "fake" - }, - node_ops: { - readlink: () => stream.path - } - }; - ret.parent = ret; - return ret; - } - }; - return node; - } - }, {}, "/proc/self/fd"); - }, - createStandardStreams() { - if (Module["stdin"]) { - FS.createDevice("/dev", "stdin", Module["stdin"]); - } else { - FS.symlink("/dev/tty", "/dev/stdin"); - } - if (Module["stdout"]) { - FS.createDevice("/dev", "stdout", null, Module["stdout"]); - } else { - FS.symlink("/dev/tty", "/dev/stdout"); - } - if (Module["stderr"]) { - FS.createDevice("/dev", "stderr", null, Module["stderr"]); - } else { - FS.symlink("/dev/tty1", "/dev/stderr"); - } - var stdin = FS.open("/dev/stdin", 0); - var stdout = FS.open("/dev/stdout", 1); - var stderr = FS.open("/dev/stderr", 1); - }, - staticInit() { - [ 44 ].forEach(code => { - FS.genericErrors[code] = new FS.ErrnoError(code); - FS.genericErrors[code].stack = ""; - }); - FS.nameTable = new Array(4096); - FS.mount(MEMFS, {}, "/"); - FS.createDefaultDirectories(); - FS.createDefaultDevices(); - FS.createSpecialDirectories(); - FS.filesystems = { - "MEMFS": MEMFS, - "NODEFS": NODEFS, - "PROXYFS": PROXYFS - }; - }, - init(input, output, error) { - FS.init.initialized = true; - Module["stdin"] = input || Module["stdin"]; - Module["stdout"] = output || Module["stdout"]; - Module["stderr"] = error || Module["stderr"]; - FS.createStandardStreams(); - }, - quit() { - FS.init.initialized = false; - _fflush(0); - for (var i = 0; i < FS.streams.length; i++) { - var stream = FS.streams[i]; - if (!stream) { - continue; - } - FS.close(stream); - } - }, - findObject(path, dontResolveLastLink) { - var ret = FS.analyzePath(path, dontResolveLastLink); - if (!ret.exists) { - return null; - } - return ret.object; - }, - analyzePath(path, dontResolveLastLink) { - try { - var lookup = FS.lookupPath(path, { - follow: !dontResolveLastLink - }); - path = lookup.path; - } catch (e) {} - var ret = { - isRoot: false, - exists: false, - error: 0, - name: null, - path: null, - object: null, - parentExists: false, - parentPath: null, - parentObject: null - }; - try { - var lookup = FS.lookupPath(path, { - parent: true - }); - ret.parentExists = true; - ret.parentPath = lookup.path; - ret.parentObject = lookup.node; - ret.name = PATH.basename(path); - lookup = FS.lookupPath(path, { - follow: !dontResolveLastLink - }); - ret.exists = true; - ret.path = lookup.path; - ret.object = lookup.node; - ret.name = lookup.node.name; - ret.isRoot = lookup.path === "/"; - } catch (e) { - ret.error = e.errno; - } - return ret; - }, - createPath(parent, path, canRead, canWrite) { - parent = typeof parent == "string" ? parent : FS.getPath(parent); - var parts = path.split("/").reverse(); - while (parts.length) { - var part = parts.pop(); - if (!part) continue; - var current = PATH.join2(parent, part); - try { - FS.mkdir(current); - } catch (e) {} - parent = current; - } - return current; - }, - createFile(parent, name, properties, canRead, canWrite) { - var path = PATH.join2(typeof parent == "string" ? parent : FS.getPath(parent), name); - var mode = FS_getMode(canRead, canWrite); - return FS.create(path, mode); - }, - createDataFile(parent, name, data, canRead, canWrite, canOwn) { - var path = name; - if (parent) { - parent = typeof parent == "string" ? parent : FS.getPath(parent); - path = name ? PATH.join2(parent, name) : parent; - } - var mode = FS_getMode(canRead, canWrite); - var node = FS.create(path, mode); - if (data) { - if (typeof data == "string") { - var arr = new Array(data.length); - for (var i = 0, len = data.length; i < len; ++i) arr[i] = data.charCodeAt(i); - data = arr; - } - FS.chmod(node, mode | 146); - var stream = FS.open(node, 577); - FS.write(stream, data, 0, data.length, 0, canOwn); - FS.close(stream); - FS.chmod(node, mode); - } - }, - createDevice(parent, name, input, output) { - var path = PATH.join2(typeof parent == "string" ? parent : FS.getPath(parent), name); - var mode = FS_getMode(!!input, !!output); - if (!FS.createDevice.major) FS.createDevice.major = 64; - var dev = FS.makedev(FS.createDevice.major++, 0); - FS.registerDevice(dev, { - open(stream) { - stream.seekable = false; - }, - close(stream) { - if (output?.buffer?.length) { - output(10); - } - }, - read(stream, buffer, offset, length, pos) { - /* ignored */ var bytesRead = 0; - for (var i = 0; i < length; i++) { - var result; - try { - result = input(); - } catch (e) { - throw new FS.ErrnoError(29); - } - if (result === undefined && bytesRead === 0) { - throw new FS.ErrnoError(6); - } - if (result === null || result === undefined) break; - bytesRead++; - buffer[offset + i] = result; - } - if (bytesRead) { - stream.node.timestamp = Date.now(); - } - return bytesRead; - }, - write(stream, buffer, offset, length, pos) { - for (var i = 0; i < length; i++) { - try { - output(buffer[offset + i]); - } catch (e) { - throw new FS.ErrnoError(29); - } - } - if (length) { - stream.node.timestamp = Date.now(); - } - return i; - } - }); - return FS.mkdev(path, mode, dev); - }, - forceLoadFile(obj) { - if (obj.isDevice || obj.isFolder || obj.link || obj.contents) return true; - if (typeof XMLHttpRequest != "undefined") { - throw new Error("Lazy loading should have been performed (contents set) in createLazyFile, but it was not. Lazy loading only works in web workers. Use --embed-file or --preload-file in emcc on the main thread."); - } else if (read_) { - try { - obj.contents = intArrayFromString(read_(obj.url), true); - obj.usedBytes = obj.contents.length; - } catch (e) { - throw new FS.ErrnoError(29); - } - } else { - throw new Error("Cannot load without read() or XMLHttpRequest."); - } - }, - createLazyFile(parent, name, url, canRead, canWrite) { - class LazyUint8Array { - constructor() { - this.lengthKnown = false; - this.chunks = []; - } - get(idx) { - if (idx > this.length - 1 || idx < 0) { - return undefined; - } - var chunkOffset = idx % this.chunkSize; - var chunkNum = (idx / this.chunkSize) | 0; - return this.getter(chunkNum)[chunkOffset]; - } - setDataGetter(getter) { - this.getter = getter; - } - cacheLength() { - var xhr = new XMLHttpRequest; - xhr.open("HEAD", url, false); - xhr.send(null); - if (!(xhr.status >= 200 && xhr.status < 300 || xhr.status === 304)) throw new Error("Couldn't load " + url + ". Status: " + xhr.status); - var datalength = Number(xhr.getResponseHeader("Content-length")); - var header; - var hasByteServing = (header = xhr.getResponseHeader("Accept-Ranges")) && header === "bytes"; - var usesGzip = (header = xhr.getResponseHeader("Content-Encoding")) && header === "gzip"; - var chunkSize = 1024 * 1024; - if (!hasByteServing) chunkSize = datalength; - var doXHR = (from, to) => { - if (from > to) throw new Error("invalid range (" + from + ", " + to + ") or no bytes requested!"); - if (to > datalength - 1) throw new Error("only " + datalength + " bytes available! programmer error!"); - var xhr = new XMLHttpRequest; - xhr.open("GET", url, false); - if (datalength !== chunkSize) xhr.setRequestHeader("Range", "bytes=" + from + "-" + to); - xhr.responseType = "arraybuffer"; - if (xhr.overrideMimeType) { - xhr.overrideMimeType("text/plain; charset=x-user-defined"); - } - xhr.send(null); - if (!(xhr.status >= 200 && xhr.status < 300 || xhr.status === 304)) throw new Error("Couldn't load " + url + ". Status: " + xhr.status); - if (xhr.response !== undefined) { - return new Uint8Array(/** @type{Array} */ (xhr.response || [])); - } - return intArrayFromString(xhr.responseText || "", true); - }; - var lazyArray = this; - lazyArray.setDataGetter(chunkNum => { - var start = chunkNum * chunkSize; - var end = (chunkNum + 1) * chunkSize - 1; - end = Math.min(end, datalength - 1); - if (typeof lazyArray.chunks[chunkNum] == "undefined") { - lazyArray.chunks[chunkNum] = doXHR(start, end); - } - if (typeof lazyArray.chunks[chunkNum] == "undefined") throw new Error("doXHR failed!"); - return lazyArray.chunks[chunkNum]; - }); - if (usesGzip || !datalength) { - chunkSize = datalength = 1; - datalength = this.getter(0).length; - chunkSize = datalength; - out("LazyFiles on gzip forces download of the whole file when length is accessed"); - } - this._length = datalength; - this._chunkSize = chunkSize; - this.lengthKnown = true; - } - get length() { - if (!this.lengthKnown) { - this.cacheLength(); - } - return this._length; - } - get chunkSize() { - if (!this.lengthKnown) { - this.cacheLength(); - } - return this._chunkSize; - } - } - if (typeof XMLHttpRequest != "undefined") { - if (!ENVIRONMENT_IS_WORKER) throw "Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc"; - var lazyArray = new LazyUint8Array; - var properties = { - isDevice: false, - contents: lazyArray - }; - } else { - var properties = { - isDevice: false, - url: url - }; - } - var node = FS.createFile(parent, name, properties, canRead, canWrite); - if (properties.contents) { - node.contents = properties.contents; - } else if (properties.url) { - node.contents = null; - node.url = properties.url; - } - Object.defineProperties(node, { - usedBytes: { - get: function() { - return this.contents.length; - } - } - }); - var stream_ops = {}; - var keys = Object.keys(node.stream_ops); - keys.forEach(key => { - var fn = node.stream_ops[key]; - stream_ops[key] = (...args) => { - FS.forceLoadFile(node); - return fn(...args); - }; - }); - function writeChunks(stream, buffer, offset, length, position) { - var contents = stream.node.contents; - if (position >= contents.length) return 0; - var size = Math.min(contents.length - position, length); - if (contents.slice) { - for (var i = 0; i < size; i++) { - buffer[offset + i] = contents[position + i]; - } - } else { - for (var i = 0; i < size; i++) { - buffer[offset + i] = contents.get(position + i); - } - } - return size; - } - stream_ops.read = (stream, buffer, offset, length, position) => { - FS.forceLoadFile(node); - return writeChunks(stream, buffer, offset, length, position); - }; - stream_ops.mmap = (stream, length, position, prot, flags) => { - FS.forceLoadFile(node); - var ptr = mmapAlloc(length); - if (!ptr) { - throw new FS.ErrnoError(48); - } - writeChunks(stream, HEAP8, ptr, length, position); - return { - ptr: ptr, - allocated: true - }; - }; - node.stream_ops = stream_ops; - return node; - } -}; - -Module["FS"] = FS; - -var SOCKFS = { - mount(mount) { - Module["websocket"] = (Module["websocket"] && ("object" === typeof Module["websocket"])) ? Module["websocket"] : {}; - Module["websocket"]._callbacks = {}; - Module["websocket"]["on"] = /** @this{Object} */ function(event, callback) { - if ("function" === typeof callback) { - this._callbacks[event] = callback; - } - return this; - }; - Module["websocket"].emit = /** @this{Object} */ function(event, param) { - if ("function" === typeof this._callbacks[event]) { - this._callbacks[event].call(this, param); - } - }; - return FS.createNode(null, "/", 16384 | 511, /* 0777 */ 0); - }, - createSocket(family, type, protocol) { - type &= ~526336; - var streaming = type == 1; - if (streaming && protocol && protocol != 6) { - throw new FS.ErrnoError(66); - } - var sock = { - family: family, - type: type, - protocol: protocol, - server: null, - error: null, - peers: {}, - pending: [], - recv_queue: [], - sock_ops: SOCKFS.websocket_sock_ops - }; - var name = SOCKFS.nextname(); - var node = FS.createNode(SOCKFS.root, name, 49152, 0); - node.sock = sock; - var stream = FS.createStream({ - path: name, - node: node, - flags: 2, - seekable: false, - stream_ops: SOCKFS.stream_ops - }); - sock.stream = stream; - return sock; - }, - getSocket(fd) { - var stream = FS.getStream(fd); - if (!stream || !FS.isSocket(stream.node.mode)) { - return null; - } - return stream.node.sock; - }, - stream_ops: { - poll(stream) { - var sock = stream.node.sock; - return sock.sock_ops.poll(sock); - }, - ioctl(stream, request, varargs) { - var sock = stream.node.sock; - return sock.sock_ops.ioctl(sock, request, varargs); - }, - read(stream, buffer, offset, length, position) { - /* ignored */ var sock = stream.node.sock; - var msg = sock.sock_ops.recvmsg(sock, length); - if (!msg) { - return 0; - } - buffer.set(msg.buffer, offset); - return msg.buffer.length; - }, - write(stream, buffer, offset, length, position) { - /* ignored */ var sock = stream.node.sock; - return sock.sock_ops.sendmsg(sock, buffer, offset, length); - }, - close(stream) { - var sock = stream.node.sock; - sock.sock_ops.close(sock); - } - }, - nextname() { - if (!SOCKFS.nextname.current) { - SOCKFS.nextname.current = 0; - } - return "socket[" + (SOCKFS.nextname.current++) + "]"; - }, - websocket_sock_ops: { - createPeer(sock, addr, port) { - var ws; - if (typeof addr == "object") { - ws = addr; - addr = null; - port = null; - } - if (ws) { - if (ws._socket) { - addr = ws._socket.remoteAddress; - port = ws._socket.remotePort; - } else { - var result = /ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url); - if (!result) { - throw new Error("WebSocket URL must be in the format ws(s)://address:port"); - } - addr = result[1]; - port = parseInt(result[2], 10); - } - } else { - try { - var runtimeConfig = (Module["websocket"] && ("object" === typeof Module["websocket"])); - var url = "ws:#".replace("#", "//"); - if (runtimeConfig) { - if("function"===typeof Module["websocket"]["url"]) { -url = Module["websocket"]["url"](...arguments); -}else if ("string" === typeof Module["websocket"]["url"]) { - url = Module["websocket"]["url"]; - } - } - if (url === "ws://" || url === "wss://") { - var parts = addr.split("/"); - url = url + parts[0] + ":" + port + "/" + parts.slice(1).join("/"); - } - var subProtocols = "binary"; - if (runtimeConfig) { - if ("string" === typeof Module["websocket"]["subprotocol"]) { - subProtocols = Module["websocket"]["subprotocol"]; - } - } - var opts = undefined; - if (subProtocols !== "null") { - subProtocols = subProtocols.replace(/^ +| +$/g, "").split(/ *, */); - opts = subProtocols; - } - if (runtimeConfig && null === Module["websocket"]["subprotocol"]) { - subProtocols = "null"; - opts = undefined; - } - var WebSocketConstructor; - if (ENVIRONMENT_IS_NODE) { - WebSocketConstructor = /** @type{(typeof WebSocket)} */ (require("ws")); - } else { - WebSocketConstructor = WebSocket; - } - if (Module['websocket']['decorator']) {WebSocketConstructor = Module['websocket']['decorator'](WebSocketConstructor);}ws = new WebSocketConstructor(url, opts); - ws.binaryType = "arraybuffer"; - } catch (e) { - throw new FS.ErrnoError(23); - } - } - var peer = { - addr: addr, - port: port, - socket: ws, - dgram_send_queue: [] - }; - SOCKFS.websocket_sock_ops.addPeer(sock, peer); - SOCKFS.websocket_sock_ops.handlePeerEvents(sock, peer); - if (sock.type === 2 && typeof sock.sport != "undefined") { - peer.dgram_send_queue.push(new Uint8Array([ 255, 255, 255, 255, "p".charCodeAt(0), "o".charCodeAt(0), "r".charCodeAt(0), "t".charCodeAt(0), ((sock.sport & 65280) >> 8), (sock.sport & 255) ])); - } - return peer; - }, - getPeer(sock, addr, port) { - return sock.peers[addr + ":" + port]; - }, - addPeer(sock, peer) { - sock.peers[peer.addr + ":" + peer.port] = peer; - }, - removePeer(sock, peer) { - delete sock.peers[peer.addr + ":" + peer.port]; - }, - handlePeerEvents(sock, peer) { - var first = true; - var handleOpen = function() { - Module["websocket"].emit("open", sock.stream.fd); - try { - var queued = peer.dgram_send_queue.shift(); - while (queued) { - peer.socket.send(queued); - queued = peer.dgram_send_queue.shift(); - } - } catch (e) { - peer.socket.close(); - } - }; - function handleMessage(data) { - if (typeof data == "string") { - var encoder = new TextEncoder; - data = encoder.encode(data); - } else { - assert(data.byteLength !== undefined); - if (data.byteLength == 0) { - return; - } - data = new Uint8Array(data); - } - var wasfirst = first; - first = false; - if (wasfirst && data.length === 10 && data[0] === 255 && data[1] === 255 && data[2] === 255 && data[3] === 255 && data[4] === "p".charCodeAt(0) && data[5] === "o".charCodeAt(0) && data[6] === "r".charCodeAt(0) && data[7] === "t".charCodeAt(0)) { - var newport = ((data[8] << 8) | data[9]); - SOCKFS.websocket_sock_ops.removePeer(sock, peer); - peer.port = newport; - SOCKFS.websocket_sock_ops.addPeer(sock, peer); - return; - } - sock.recv_queue.push({ - addr: peer.addr, - port: peer.port, - data: data - }); - Module["websocket"].emit("message", sock.stream.fd); - } - if (ENVIRONMENT_IS_NODE) { - peer.socket.on("open", handleOpen); - peer.socket.on("message", function(data, isBinary) { - if (!isBinary) { - return; - } - handleMessage((new Uint8Array(data)).buffer); - }); - peer.socket.on("close", function() { - Module["websocket"].emit("close", sock.stream.fd); - }); - peer.socket.on("error", function(error) { - sock.error = 14; - Module["websocket"].emit("error", [ sock.stream.fd, sock.error, "ECONNREFUSED: Connection refused" ]); - }); - } else { - peer.socket.onopen = handleOpen; - peer.socket.onclose = function() { - Module["websocket"].emit("close", sock.stream.fd); - }; - peer.socket.onmessage = function peer_socket_onmessage(event) { - handleMessage(event.data); - }; - peer.socket.onerror = function(error) { - sock.error = 14; - Module["websocket"].emit("error", [ sock.stream.fd, sock.error, "ECONNREFUSED: Connection refused" ]); - }; - } - }, - poll(sock) { - if (sock.type === 1 && sock.server) { - return sock.pending.length ? (64 | 1) : 0; - } - var mask = 0; - var dest = sock.type === 1 ? SOCKFS.websocket_sock_ops.getPeer(sock, sock.daddr, sock.dport) : null; - if (sock.recv_queue.length || !dest || (dest && dest.socket.readyState === dest.socket.CLOSING) || (dest && dest.socket.readyState === dest.socket.CLOSED)) { - mask |= (64 | 1); - } - if (!dest || (dest && dest.socket.readyState === dest.socket.OPEN)) { - mask |= 4; - } - if ((dest && dest.socket.readyState === dest.socket.CLOSING) || (dest && dest.socket.readyState === dest.socket.CLOSED)) { - mask |= 16; - } - return mask; - }, - ioctl(sock, request, arg) { - switch (request) { - case 21531: - var bytes = 0; - if (sock.recv_queue.length) { - bytes = sock.recv_queue[0].data.length; - } - HEAP32[((arg) >> 2)] = bytes; - return 0; - - default: - return 28; - } - }, - close(sock) { - if (sock.server) { - try { - sock.server.close(); - } catch (e) {} - sock.server = null; - } - var peers = Object.keys(sock.peers); - for (var i = 0; i < peers.length; i++) { - var peer = sock.peers[peers[i]]; - try { - peer.socket.close(); - } catch (e) {} - SOCKFS.websocket_sock_ops.removePeer(sock, peer); - } - return 0; - }, - bind(sock, addr, port) { - if (typeof sock.saddr != "undefined" || typeof sock.sport != "undefined") { - throw new FS.ErrnoError(28); - } - sock.saddr = addr; - sock.sport = port; - if (sock.type === 2) { - if (sock.server) { - sock.server.close(); - sock.server = null; - } - try { - sock.sock_ops.listen(sock, 0); - } catch (e) { - if (!(e.name === "ErrnoError")) throw e; - if (e.errno !== 138) throw e; - } - } - }, - connect(sock, addr, port) { - if (sock.server) { - throw new FS.ErrnoError(138); - } - if (typeof sock.daddr != "undefined" && typeof sock.dport != "undefined") { - var dest = SOCKFS.websocket_sock_ops.getPeer(sock, sock.daddr, sock.dport); - if (dest) { - if (dest.socket.readyState === dest.socket.CONNECTING) { - throw new FS.ErrnoError(7); - } else { - throw new FS.ErrnoError(30); - } - } - } - var peer = SOCKFS.websocket_sock_ops.createPeer(sock, addr, port); - sock.daddr = peer.addr; - sock.dport = peer.port; - throw new FS.ErrnoError(26); - }, - listen(sock, backlog) { - if (!ENVIRONMENT_IS_NODE) { - throw new FS.ErrnoError(138); - } - if (sock.server) { - throw new FS.ErrnoError(28); - } - var WebSocketServer = require("ws").Server; - var host = sock.saddr; - if (Module['websocket']['serverDecorator']) {WebSocketServer = Module['websocket']['serverDecorator'](WebSocketServer);}sock.server = new WebSocketServer({ - host: host, - port: sock.sport - }); - Module["websocket"].emit("listen", sock.stream.fd); - sock.server.on("connection", function(ws) { - if (sock.type === 1) { - var newsock = SOCKFS.createSocket(sock.family, sock.type, sock.protocol); - var peer = SOCKFS.websocket_sock_ops.createPeer(newsock, ws); - newsock.daddr = peer.addr; - newsock.dport = peer.port; - sock.pending.push(newsock); - Module["websocket"].emit("connection", newsock.stream.fd); - } else { - SOCKFS.websocket_sock_ops.createPeer(sock, ws); - Module["websocket"].emit("connection", sock.stream.fd); - } - }); - sock.server.on("close", function() { - Module["websocket"].emit("close", sock.stream.fd); - sock.server = null; - }); - sock.server.on("error", function(error) { - sock.error = 23; - Module["websocket"].emit("error", [ sock.stream.fd, sock.error, "EHOSTUNREACH: Host is unreachable" ]); - }); - }, - accept(listensock) { - if (!listensock.server || !listensock.pending.length) { - throw new FS.ErrnoError(28); - } - var newsock = listensock.pending.shift(); - newsock.stream.flags = listensock.stream.flags; - return newsock; - }, - getname(sock, peer) { - var addr, port; - if (peer) { - if (sock.daddr === undefined || sock.dport === undefined) { - throw new FS.ErrnoError(53); - } - addr = sock.daddr; - port = sock.dport; - } else { - addr = sock.saddr || 0; - port = sock.sport || 0; - } - return { - addr: addr, - port: port - }; - }, - sendmsg(sock, buffer, offset, length, addr, port) { - if (sock.type === 2) { - if (addr === undefined || port === undefined) { - addr = sock.daddr; - port = sock.dport; - } - if (addr === undefined || port === undefined) { - throw new FS.ErrnoError(17); - } - } else { - addr = sock.daddr; - port = sock.dport; - } - var dest = SOCKFS.websocket_sock_ops.getPeer(sock, addr, port); - if (sock.type === 1) { - if (!dest || dest.socket.readyState === dest.socket.CLOSING || dest.socket.readyState === dest.socket.CLOSED) { - throw new FS.ErrnoError(53); - } else if (dest.socket.readyState === dest.socket.CONNECTING) { - throw new FS.ErrnoError(6); - } - } - if (ArrayBuffer.isView(buffer)) { - offset += buffer.byteOffset; - buffer = buffer.buffer; - } - var data; - data = buffer.slice(offset, offset + length); - if (sock.type === 2) { - if (!dest || dest.socket.readyState !== dest.socket.OPEN) { - if (!dest || dest.socket.readyState === dest.socket.CLOSING || dest.socket.readyState === dest.socket.CLOSED) { - dest = SOCKFS.websocket_sock_ops.createPeer(sock, addr, port); - } - dest.dgram_send_queue.push(data); - return length; - } - } - try { - dest.socket.send(data); - return length; - } catch (e) { - throw new FS.ErrnoError(28); - } - }, - recvmsg(sock, length, flags) { - if (sock.type === 1 && sock.server) { - throw new FS.ErrnoError(53); - } - var queued = sock.recv_queue.shift(); - if (!queued) { - if (sock.type === 1) { - var dest = SOCKFS.websocket_sock_ops.getPeer(sock, sock.daddr, sock.dport); - if (!dest) { - throw new FS.ErrnoError(53); - } - if (dest.socket.readyState === dest.socket.CLOSING || dest.socket.readyState === dest.socket.CLOSED) { - return null; - } - throw new FS.ErrnoError(6); - } - throw new FS.ErrnoError(6); - } - var queuedLength = queued.data.byteLength || queued.data.length; - var queuedOffset = queued.data.byteOffset || 0; - var queuedBuffer = queued.data.buffer || queued.data; - var bytesRead = Math.min(length, queuedLength); - var res = { - buffer: new Uint8Array(queuedBuffer, queuedOffset, bytesRead), - addr: queued.addr, - port: queued.port - }; - if (flags&2) {bytesRead = 0;} if (sock.type === 1 && bytesRead < queuedLength) { - var bytesRemaining = queuedLength - bytesRead; - queued.data = new Uint8Array(queuedBuffer, queuedOffset + bytesRead, bytesRemaining); - sock.recv_queue.unshift(queued); - } - return res; - } - } -}; - -var getSocketFromFD = fd => { - var socket = SOCKFS.getSocket(fd); - if (!socket) throw new FS.ErrnoError(8); - return socket; -}; - -var inetPton4 = str => { - var b = str.split("."); - for (var i = 0; i < 4; i++) { - var tmp = Number(b[i]); - if (isNaN(tmp)) return null; - b[i] = tmp; - } - return (b[0] | (b[1] << 8) | (b[2] << 16) | (b[3] << 24)) >>> 0; -}; - -/** @suppress {checkTypes} */ var jstoi_q = str => parseInt(str); - -var inetPton6 = str => { - var words; - var w, offset, z; - /* http://home.deds.nl/~aeron/regex/ */ var valid6regx = /^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i; - var parts = []; - if (!valid6regx.test(str)) { - return null; - } - if (str === "::") { - return [ 0, 0, 0, 0, 0, 0, 0, 0 ]; - } - if (str.startsWith("::")) { - str = str.replace("::", "Z:"); - } else { - str = str.replace("::", ":Z:"); - } - if (str.indexOf(".") > 0) { - str = str.replace(new RegExp("[.]", "g"), ":"); - words = str.split(":"); - words[words.length - 4] = jstoi_q(words[words.length - 4]) + jstoi_q(words[words.length - 3]) * 256; - words[words.length - 3] = jstoi_q(words[words.length - 2]) + jstoi_q(words[words.length - 1]) * 256; - words = words.slice(0, words.length - 2); - } else { - words = str.split(":"); - } - offset = 0; - z = 0; - for (w = 0; w < words.length; w++) { - if (typeof words[w] == "string") { - if (words[w] === "Z") { - for (z = 0; z < (8 - words.length + 1); z++) { - parts[w + z] = 0; - } - offset = z - 1; - } else { - parts[w + offset] = _htons(parseInt(words[w], 16)); - } - } else { - parts[w + offset] = words[w]; - } - } - return [ (parts[1] << 16) | parts[0], (parts[3] << 16) | parts[2], (parts[5] << 16) | parts[4], (parts[7] << 16) | parts[6] ]; -}; - -/** @param {number=} addrlen */ var writeSockaddr = (sa, family, addr, port, addrlen) => { - switch (family) { - case 2: - addr = inetPton4(addr); - zeroMemory(sa, 16); - if (addrlen) { - HEAP32[((addrlen) >> 2)] = 16; - } - HEAP16[((sa) >> 1)] = family; - HEAP32[(((sa) + (4)) >> 2)] = addr; - HEAP16[(((sa) + (2)) >> 1)] = _htons(port); - break; - - case 10: - addr = inetPton6(addr); - zeroMemory(sa, 28); - if (addrlen) { - HEAP32[((addrlen) >> 2)] = 28; - } - HEAP32[((sa) >> 2)] = family; - HEAP32[(((sa) + (8)) >> 2)] = addr[0]; - HEAP32[(((sa) + (12)) >> 2)] = addr[1]; - HEAP32[(((sa) + (16)) >> 2)] = addr[2]; - HEAP32[(((sa) + (20)) >> 2)] = addr[3]; - HEAP16[(((sa) + (2)) >> 1)] = _htons(port); - break; - - default: - return 5; - } - return 0; -}; - -var DNS = { - address_map: { - id: 1, - addrs: {}, - names: {} - }, - lookup_name(name) { - var res = inetPton4(name); - if (res !== null) { - return name; - } - res = inetPton6(name); - if (res !== null) { - return name; - } - var addr; - if (DNS.address_map.addrs[name]) { - addr = DNS.address_map.addrs[name]; - } else { - var id = DNS.address_map.id++; - assert(id < 65535, "exceeded max address mappings of 65535"); - addr = "172.29." + (id & 255) + "." + (id & 65280); - DNS.address_map.names[addr] = name; - DNS.address_map.addrs[name] = addr; - } - return addr; - }, - lookup_addr(addr) { - if (DNS.address_map.names[addr]) { - return DNS.address_map.names[addr]; - } - return null; - } -}; - -function ___syscall_accept4(fd, addr, addrlen, flags, d1, d2) { - try { - var sock = getSocketFromFD(fd); - var newsock = sock.sock_ops.accept(sock); - if (addr) { - var errno = writeSockaddr(addr, newsock.family, DNS.lookup_name(newsock.daddr), newsock.dport, addrlen); - } - return newsock.stream.fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var inetNtop4 = addr => (addr & 255) + "." + ((addr >> 8) & 255) + "." + ((addr >> 16) & 255) + "." + ((addr >> 24) & 255); - -var inetNtop6 = ints => { - var str = ""; - var word = 0; - var longest = 0; - var lastzero = 0; - var zstart = 0; - var len = 0; - var i = 0; - var parts = [ ints[0] & 65535, (ints[0] >> 16), ints[1] & 65535, (ints[1] >> 16), ints[2] & 65535, (ints[2] >> 16), ints[3] & 65535, (ints[3] >> 16) ]; - var hasipv4 = true; - var v4part = ""; - for (i = 0; i < 5; i++) { - if (parts[i] !== 0) { - hasipv4 = false; - break; - } - } - if (hasipv4) { - v4part = inetNtop4(parts[6] | (parts[7] << 16)); - if (parts[5] === -1) { - str = "::ffff:"; - str += v4part; - return str; - } - if (parts[5] === 0) { - str = "::"; - if (v4part === "0.0.0.0") v4part = ""; - if (v4part === "0.0.0.1") v4part = "1"; - str += v4part; - return str; - } - } - for (word = 0; word < 8; word++) { - if (parts[word] === 0) { - if (word - lastzero > 1) { - len = 0; - } - lastzero = word; - len++; - } - if (len > longest) { - longest = len; - zstart = word - longest + 1; - } - } - for (word = 0; word < 8; word++) { - if (longest > 1) { - if (parts[word] === 0 && word >= zstart && word < (zstart + longest)) { - if (word === zstart) { - str += ":"; - if (zstart === 0) str += ":"; - } - continue; - } - } - str += Number(_ntohs(parts[word] & 65535)).toString(16); - str += word < 7 ? ":" : ""; - } - return str; -}; - -var readSockaddr = (sa, salen) => { - var family = HEAP16[((sa) >> 1)]; - var port = _ntohs(HEAPU16[(((sa) + (2)) >> 1)]); - var addr; - switch (family) { - case 2: - if (salen !== 16) { - return { - errno: 28 - }; - } - addr = HEAP32[(((sa) + (4)) >> 2)]; - addr = inetNtop4(addr); - break; - - case 10: - if (salen !== 28) { - return { - errno: 28 - }; - } - addr = [ HEAP32[(((sa) + (8)) >> 2)], HEAP32[(((sa) + (12)) >> 2)], HEAP32[(((sa) + (16)) >> 2)], HEAP32[(((sa) + (20)) >> 2)] ]; - addr = inetNtop6(addr); - break; - - default: - return { - errno: 5 - }; - } - return { - family: family, - addr: addr, - port: port - }; -}; - -/** @param {boolean=} allowNull */ var getSocketAddress = (addrp, addrlen, allowNull) => { - if (allowNull && addrp === 0) return null; - var info = readSockaddr(addrp, addrlen); - if (info.errno) throw new FS.ErrnoError(info.errno); - info.addr = DNS.lookup_addr(info.addr) || info.addr; - return info; -}; - -function ___syscall_bind(fd, addr, addrlen, d1, d2, d3) { - try { - var sock = getSocketFromFD(fd); - var info = getSocketAddress(addr, addrlen); - sock.sock_ops.bind(sock, info.addr, info.port); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var SYSCALLS = { - DEFAULT_POLLMASK: 5, - calculateAt(dirfd, path, allowEmpty) { - if (PATH.isAbs(path)) { - return path; - } - var dir; - if (dirfd === -100) { - dir = FS.cwd(); - } else { - var dirstream = SYSCALLS.getStreamFromFD(dirfd); - dir = dirstream.path; - } - if (path.length == 0) { - if (!allowEmpty) { - throw new FS.ErrnoError(44); - } - return dir; - } - return PATH.join2(dir, path); - }, - doStat(func, path, buf) { - var stat = func(path); - HEAP32[((buf) >> 2)] = stat.dev; - HEAP32[(((buf) + (4)) >> 2)] = stat.mode; - HEAPU32[(((buf) + (8)) >> 2)] = stat.nlink; - HEAP32[(((buf) + (12)) >> 2)] = stat.uid; - HEAP32[(((buf) + (16)) >> 2)] = stat.gid; - HEAP32[(((buf) + (20)) >> 2)] = stat.rdev; - (tempI64 = [ stat.size >>> 0, (tempDouble = stat.size, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (24)) >> 2)] = tempI64[0], HEAP32[(((buf) + (28)) >> 2)] = tempI64[1]); - HEAP32[(((buf) + (32)) >> 2)] = 4096; - HEAP32[(((buf) + (36)) >> 2)] = stat.blocks; - var atime = stat.atime.getTime(); - var mtime = stat.mtime.getTime(); - var ctime = stat.ctime.getTime(); - (tempI64 = [ Math.floor(atime / 1e3) >>> 0, (tempDouble = Math.floor(atime / 1e3), - (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (40)) >> 2)] = tempI64[0], HEAP32[(((buf) + (44)) >> 2)] = tempI64[1]); - HEAPU32[(((buf) + (48)) >> 2)] = (atime % 1e3) * 1e3; - (tempI64 = [ Math.floor(mtime / 1e3) >>> 0, (tempDouble = Math.floor(mtime / 1e3), - (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (56)) >> 2)] = tempI64[0], HEAP32[(((buf) + (60)) >> 2)] = tempI64[1]); - HEAPU32[(((buf) + (64)) >> 2)] = (mtime % 1e3) * 1e3; - (tempI64 = [ Math.floor(ctime / 1e3) >>> 0, (tempDouble = Math.floor(ctime / 1e3), - (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (72)) >> 2)] = tempI64[0], HEAP32[(((buf) + (76)) >> 2)] = tempI64[1]); - HEAPU32[(((buf) + (80)) >> 2)] = (ctime % 1e3) * 1e3; - (tempI64 = [ stat.ino >>> 0, (tempDouble = stat.ino, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((buf) + (88)) >> 2)] = tempI64[0], HEAP32[(((buf) + (92)) >> 2)] = tempI64[1]); - return 0; - }, - doMsync(addr, stream, len, flags, offset) { - if (!FS.isFile(stream.node.mode)) { - throw new FS.ErrnoError(43); - } - if (flags & 2) { - return 0; - } - var buffer = HEAPU8.slice(addr, addr + len); - FS.msync(stream, buffer, offset, len, flags); - }, - getStreamFromFD(fd) { - var stream = FS.getStreamChecked(fd); - return stream; - }, - varargs: undefined, - getStr(ptr) { - var ret = UTF8ToString(ptr); - return ret; - } -}; - -function ___syscall_chdir(path) { - try { - path = SYSCALLS.getStr(path); - FS.chdir(path); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_chmod(path, mode) { - try { - path = SYSCALLS.getStr(path); - FS.chmod(path, mode); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_connect(fd, addr, addrlen, d1, d2, d3) { - try { - var sock = getSocketFromFD(fd); - var info = getSocketAddress(addr, addrlen); - sock.sock_ops.connect(sock, info.addr, info.port); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_dup(fd) { - try { - var old = SYSCALLS.getStreamFromFD(fd); - return FS.dupStream(old).fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_dup3(fd, newfd, flags) { - try { - var old = SYSCALLS.getStreamFromFD(fd); - if (old.fd === newfd) return -28; - var existing = FS.getStream(newfd); - if (existing) FS.close(existing); - return FS.dupStream(old, newfd).fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_faccessat(dirfd, path, amode, flags) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - if (amode & ~7) { - return -28; - } - var lookup = FS.lookupPath(path, { - follow: true - }); - var node = lookup.node; - if (!node) { - return -44; - } - var perms = ""; - if (amode & 4) perms += "r"; - if (amode & 2) perms += "w"; - if (amode & 1) perms += "x"; - if (perms && /* otherwise, they've just passed F_OK */ FS.nodePermissions(node, perms)) { - return -2; - } - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var convertI32PairToI53Checked = (lo, hi) => ((hi + 2097152) >>> 0 < 4194305 - !!lo) ? (lo >>> 0) + hi * 4294967296 : NaN; - -function ___syscall_fallocate(fd, mode, offset_low, offset_high, len_low, len_high) { - var offset = convertI32PairToI53Checked(offset_low, offset_high); - var len = convertI32PairToI53Checked(len_low, len_high); - try { - if (isNaN(offset)) return 61; - var stream = SYSCALLS.getStreamFromFD(fd); - FS.allocate(stream, offset, len); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_fchmod(fd, mode) { - try { - FS.fchmod(fd, mode); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_fchown32(fd, owner, group) { - try { - FS.fchown(fd, owner, group); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_fchownat(dirfd, path, owner, group, flags) { - try { - path = SYSCALLS.getStr(path); - var nofollow = flags & 256; - flags = flags & (~256); - path = SYSCALLS.calculateAt(dirfd, path); - (nofollow ? FS.lchown : FS.chown)(path, owner, group); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -/** @suppress {duplicate } */ function syscallGetVarargI() { - var ret = HEAP32[((+SYSCALLS.varargs) >> 2)]; - SYSCALLS.varargs += 4; - return ret; -} - -var syscallGetVarargP = syscallGetVarargI; - -function ___syscall_fcntl64(fd, cmd, varargs) { - SYSCALLS.varargs = varargs; - try { - var stream = SYSCALLS.getStreamFromFD(fd); - switch (cmd) { - case 0: - { - var arg = syscallGetVarargI(); - if (arg < 0) { - return -28; - } - while (FS.streams[arg]) { - arg++; - } - var newStream; - newStream = FS.dupStream(stream, arg); - return newStream.fd; - } - - case 1: - case 2: - return 0; - - case 3: - return stream.flags; - - case 4: - { - var arg = syscallGetVarargI(); - stream.flags |= arg; - return 0; - } - - case 12: - { - var arg = syscallGetVarargP(); - var offset = 0; - HEAP16[(((arg) + (offset)) >> 1)] = 2; - return 0; - } - - case 13: - case 14: - return 0; - } - return -28; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_fdatasync(fd) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_fstat64(fd, buf) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - return SYSCALLS.doStat(FS.stat, stream.path, buf); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_ftruncate64(fd, length_low, length_high) { - var length = convertI32PairToI53Checked(length_low, length_high); - try { - if (isNaN(length)) return 61; - FS.ftruncate(fd, length); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var stringToUTF8 = (str, outPtr, maxBytesToWrite) => stringToUTF8Array(str, HEAPU8, outPtr, maxBytesToWrite); - -Module["stringToUTF8"] = stringToUTF8; - -function ___syscall_getcwd(buf, size) { - try { - if (size === 0) return -28; - var cwd = FS.cwd(); - var cwdLengthInBytes = lengthBytesUTF8(cwd) + 1; - if (size < cwdLengthInBytes) return -68; - stringToUTF8(cwd, buf, size); - return cwdLengthInBytes; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_getdents64(fd, dirp, count) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - stream.getdents ||= FS.readdir(stream.path); - var struct_size = 280; - var pos = 0; - var off = FS.llseek(stream, 0, 1); - var idx = Math.floor(off / struct_size); - while (idx < stream.getdents.length && pos + struct_size <= count) { - var id; - var type; - var name = stream.getdents[idx]; - if (name === ".") { - id = stream.node.id; - type = 4; - } else if (name === "..") { - var lookup = FS.lookupPath(stream.path, { - parent: true - }); - id = lookup.node.id; - type = 4; - } else { - var child = FS.lookupNode(stream.node, name); - id = child.id; - type = FS.isChrdev(child.mode) ? 2 : FS.isDir(child.mode) ? 4 : FS.isLink(child.mode) ? 10 : 8; - } - (tempI64 = [ id >>> 0, (tempDouble = id, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[((dirp + pos) >> 2)] = tempI64[0], HEAP32[(((dirp + pos) + (4)) >> 2)] = tempI64[1]); - (tempI64 = [ (idx + 1) * struct_size >>> 0, (tempDouble = (idx + 1) * struct_size, - (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((dirp + pos) + (8)) >> 2)] = tempI64[0], HEAP32[(((dirp + pos) + (12)) >> 2)] = tempI64[1]); - HEAP16[(((dirp + pos) + (16)) >> 1)] = 280; - HEAP8[(dirp + pos) + (18)] = type; - stringToUTF8(name, dirp + pos + 19, 256); - pos += struct_size; - idx += 1; - } - FS.llseek(stream, idx * struct_size, 0); - return pos; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_getpeername(fd, addr, addrlen, d1, d2, d3) { - try { - var sock = getSocketFromFD(fd); - if (!sock.daddr) { - return -53; - } - var errno = writeSockaddr(addr, sock.family, DNS.lookup_name(sock.daddr), sock.dport, addrlen); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_getsockname(fd, addr, addrlen, d1, d2, d3) { - try { - var sock = getSocketFromFD(fd); - var errno = writeSockaddr(addr, sock.family, DNS.lookup_name(sock.saddr || "0.0.0.0"), sock.sport, addrlen); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_getsockopt(fd, level, optname, optval, optlen, d1) { - try { - var sock = getSocketFromFD(fd); - if (level === 1) { - if (optname === 4) { - HEAP32[((optval) >> 2)] = sock.error; - HEAP32[((optlen) >> 2)] = 4; - sock.error = null; - return 0; - } - } - return -50; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_ioctl(fd, op, varargs) { - SYSCALLS.varargs = varargs; - try { - var stream = SYSCALLS.getStreamFromFD(fd); - switch (op) { - case 21509: - { - if (!stream.tty) return -59; - return 0; - } - - case 21505: - { - if (!stream.tty) return -59; - if (stream.tty.ops.ioctl_tcgets) { - var termios = stream.tty.ops.ioctl_tcgets(stream); - var argp = syscallGetVarargP(); - HEAP32[((argp) >> 2)] = termios.c_iflag || 0; - HEAP32[(((argp) + (4)) >> 2)] = termios.c_oflag || 0; - HEAP32[(((argp) + (8)) >> 2)] = termios.c_cflag || 0; - HEAP32[(((argp) + (12)) >> 2)] = termios.c_lflag || 0; - for (var i = 0; i < 32; i++) { - HEAP8[(argp + i) + (17)] = termios.c_cc[i] || 0; - } - return 0; - } - return 0; - } - - case 21510: - case 21511: - case 21512: - { - if (!stream.tty) return -59; - return 0; - } - - case 21506: - case 21507: - case 21508: - { - if (!stream.tty) return -59; - if (stream.tty.ops.ioctl_tcsets) { - var argp = syscallGetVarargP(); - var c_iflag = HEAP32[((argp) >> 2)]; - var c_oflag = HEAP32[(((argp) + (4)) >> 2)]; - var c_cflag = HEAP32[(((argp) + (8)) >> 2)]; - var c_lflag = HEAP32[(((argp) + (12)) >> 2)]; - var c_cc = []; - for (var i = 0; i < 32; i++) { - c_cc.push(HEAP8[(argp + i) + (17)]); - } - return stream.tty.ops.ioctl_tcsets(stream.tty, op, { - c_iflag: c_iflag, - c_oflag: c_oflag, - c_cflag: c_cflag, - c_lflag: c_lflag, - c_cc: c_cc - }); - } - return 0; - } - - case 21519: - { - if (!stream.tty) return -59; - var argp = syscallGetVarargP(); - HEAP32[((argp) >> 2)] = 0; - return 0; - } - - case 21520: - { - if (!stream.tty) return -59; - return -28; - } - - case 21531: - { - var argp = syscallGetVarargP(); - return FS.ioctl(stream, op, argp); - } - - case 21523: - { - if (!stream.tty) return -59; - if (stream.tty.ops.ioctl_tiocgwinsz) { - var winsize = stream.tty.ops.ioctl_tiocgwinsz(stream.tty); - var argp = syscallGetVarargP(); - HEAP16[((argp) >> 1)] = winsize[0]; - HEAP16[(((argp) + (2)) >> 1)] = winsize[1]; - } - return 0; - } - - case 21524: - { - if (!stream.tty) return -59; - return 0; - } - - case 21515: - { - if (!stream.tty) return -59; - return 0; - } - - default: - return -28; - } - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_listen(fd, backlog) { - try { - var sock = getSocketFromFD(fd); - sock.sock_ops.listen(sock, backlog); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_lstat64(path, buf) { - try { - path = SYSCALLS.getStr(path); - return SYSCALLS.doStat(FS.lstat, path, buf); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_mkdirat(dirfd, path, mode) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - path = PATH.normalize(path); - if (path[path.length - 1] === "/") path = path.substr(0, path.length - 1); - FS.mkdir(path, mode, 0); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_newfstatat(dirfd, path, buf, flags) { - try { - path = SYSCALLS.getStr(path); - var nofollow = flags & 256; - var allowEmpty = flags & 4096; - flags = flags & (~6400); - path = SYSCALLS.calculateAt(dirfd, path, allowEmpty); - return SYSCALLS.doStat(nofollow ? FS.lstat : FS.stat, path, buf); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_openat(dirfd, path, flags, varargs) { - SYSCALLS.varargs = varargs; - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - var mode = varargs ? syscallGetVarargI() : 0; - return FS.open(path, flags, mode).fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var PIPEFS = { - BUCKET_BUFFER_SIZE: 8192, - mount(mount) { - return FS.createNode(null, "/", 16384 | 511, /* 0777 */ 0); - }, - createPipe() { - var pipe = { - buckets: [], - refcnt: 2 - }; - pipe.buckets.push({ - buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), - offset: 0, - roffset: 0 - }); - var rName = PIPEFS.nextname(); - var wName = PIPEFS.nextname(); - var rNode = FS.createNode(PIPEFS.root, rName, 4096, 0); - var wNode = FS.createNode(PIPEFS.root, wName, 4096, 0); - rNode.pipe = pipe; - wNode.pipe = pipe; - var readableStream = FS.createStream({ - path: rName, - node: rNode, - flags: 0, - seekable: false, - stream_ops: PIPEFS.stream_ops - }); - rNode.stream = readableStream; - var writableStream = FS.createStream({ - path: wName, - node: wNode, - flags: 1, - seekable: false, - stream_ops: PIPEFS.stream_ops - }); - wNode.stream = writableStream; - return { - readable_fd: readableStream.fd, - writable_fd: writableStream.fd - }; - }, - stream_ops: { - poll(stream) { - var pipe = stream.node.pipe; - if ((stream.flags & 2097155) === 1) { - return (256 | 4); - } - if (pipe.buckets.length > 0) { - for (var i = 0; i < pipe.buckets.length; i++) { - var bucket = pipe.buckets[i]; - if (bucket.offset - bucket.roffset > 0) { - return (64 | 1); - } - } - } - return 0; - }, - ioctl(stream, request, varargs) { - return 28; - }, - fsync(stream) { - return 28; - }, - read(stream, buffer, offset, length, position) { - /* ignored */ var pipe = stream.node.pipe; - var currentLength = 0; - for (var i = 0; i < pipe.buckets.length; i++) { - var bucket = pipe.buckets[i]; - currentLength += bucket.offset - bucket.roffset; - } - var data = buffer.subarray(offset, offset + length); - if (length <= 0) { - return 0; - } - if (currentLength == 0) { - throw new FS.ErrnoError(6); - } - var toRead = Math.min(currentLength, length); - var totalRead = toRead; - var toRemove = 0; - for (var i = 0; i < pipe.buckets.length; i++) { - var currBucket = pipe.buckets[i]; - var bucketSize = currBucket.offset - currBucket.roffset; - if (toRead <= bucketSize) { - var tmpSlice = currBucket.buffer.subarray(currBucket.roffset, currBucket.offset); - if (toRead < bucketSize) { - tmpSlice = tmpSlice.subarray(0, toRead); - currBucket.roffset += toRead; - } else { - toRemove++; - } - data.set(tmpSlice); - break; - } else { - var tmpSlice = currBucket.buffer.subarray(currBucket.roffset, currBucket.offset); - data.set(tmpSlice); - data = data.subarray(tmpSlice.byteLength); - toRead -= tmpSlice.byteLength; - toRemove++; - } - } - if (toRemove && toRemove == pipe.buckets.length) { - toRemove--; - pipe.buckets[toRemove].offset = 0; - pipe.buckets[toRemove].roffset = 0; - } - pipe.buckets.splice(0, toRemove); - return totalRead; - }, - write(stream, buffer, offset, length, position) { - /* ignored */ var pipe = stream.node.pipe; - var data = buffer.subarray(offset, offset + length); - var dataLen = data.byteLength; - if (dataLen <= 0) { - return 0; - } - var currBucket = null; - if (pipe.buckets.length == 0) { - currBucket = { - buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), - offset: 0, - roffset: 0 - }; - pipe.buckets.push(currBucket); - } else { - currBucket = pipe.buckets[pipe.buckets.length - 1]; - } - assert(currBucket.offset <= PIPEFS.BUCKET_BUFFER_SIZE); - var freeBytesInCurrBuffer = PIPEFS.BUCKET_BUFFER_SIZE - currBucket.offset; - if (freeBytesInCurrBuffer >= dataLen) { - currBucket.buffer.set(data, currBucket.offset); - currBucket.offset += dataLen; - return dataLen; - } else if (freeBytesInCurrBuffer > 0) { - currBucket.buffer.set(data.subarray(0, freeBytesInCurrBuffer), currBucket.offset); - currBucket.offset += freeBytesInCurrBuffer; - data = data.subarray(freeBytesInCurrBuffer, data.byteLength); - } - var numBuckets = (data.byteLength / PIPEFS.BUCKET_BUFFER_SIZE) | 0; - var remElements = data.byteLength % PIPEFS.BUCKET_BUFFER_SIZE; - for (var i = 0; i < numBuckets; i++) { - var newBucket = { - buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), - offset: PIPEFS.BUCKET_BUFFER_SIZE, - roffset: 0 - }; - pipe.buckets.push(newBucket); - newBucket.buffer.set(data.subarray(0, PIPEFS.BUCKET_BUFFER_SIZE)); - data = data.subarray(PIPEFS.BUCKET_BUFFER_SIZE, data.byteLength); - } - if (remElements > 0) { - var newBucket = { - buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), - offset: data.byteLength, - roffset: 0 - }; - pipe.buckets.push(newBucket); - newBucket.buffer.set(data); - } - return dataLen; - }, - close(stream) { - var pipe = stream.node.pipe; - pipe.refcnt--; - if (pipe.refcnt === 0) { - pipe.buckets = null; - } - } - }, - nextname() { - if (!PIPEFS.nextname.current) { - PIPEFS.nextname.current = 0; - } - return "pipe[" + (PIPEFS.nextname.current++) + "]"; - } -}; - -function ___syscall_pipe(fdPtr) { - try { - if (fdPtr == 0) { - throw new FS.ErrnoError(21); - } - var res = PIPEFS.createPipe(); - HEAP32[((fdPtr) >> 2)] = res.readable_fd; - HEAP32[(((fdPtr) + (4)) >> 2)] = res.writable_fd; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_poll(fds, nfds, timeout) { - try { - var nonzero = 0; - for (var i = 0; i < nfds; i++) { - var pollfd = fds + 8 * i; - var fd = HEAP32[((pollfd) >> 2)]; - var events = HEAP16[(((pollfd) + (4)) >> 1)]; - var mask = 32; - var stream = FS.getStream(fd); - if (stream) { - mask = SYSCALLS.DEFAULT_POLLMASK; - if (stream.stream_ops?.poll) { - mask = stream.stream_ops.poll(stream, -1); - } - } - mask &= events | 8 | 16; - if (mask) nonzero++; - HEAP16[(((pollfd) + (6)) >> 1)] = mask; - } - return nonzero; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_readlinkat(dirfd, path, buf, bufsize) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - if (bufsize <= 0) return -28; - var ret = FS.readlink(path); - var len = Math.min(bufsize, lengthBytesUTF8(ret)); - var endChar = HEAP8[buf + len]; - stringToUTF8(ret, buf, bufsize + 1); - HEAP8[buf + len] = endChar; - return len; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_recvfrom(fd, buf, len, flags, addr, addrlen) { - try { - var sock = getSocketFromFD(fd); - var msg = sock.sock_ops.recvmsg(sock, len, typeof flags !== "undefined" ? flags : 0); - if (!msg) return 0; - if (addr) { - var errno = writeSockaddr(addr, sock.family, DNS.lookup_name(msg.addr), msg.port, addrlen); - } - HEAPU8.set(msg.buffer, buf); - return msg.buffer.byteLength; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_renameat(olddirfd, oldpath, newdirfd, newpath) { - try { - oldpath = SYSCALLS.getStr(oldpath); - newpath = SYSCALLS.getStr(newpath); - oldpath = SYSCALLS.calculateAt(olddirfd, oldpath); - newpath = SYSCALLS.calculateAt(newdirfd, newpath); - FS.rename(oldpath, newpath); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_rmdir(path) { - try { - path = SYSCALLS.getStr(path); - FS.rmdir(path); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_sendto(fd, message, length, flags, addr, addr_len) { - try { - var sock = getSocketFromFD(fd); - var dest = getSocketAddress(addr, addr_len, true); - if (!dest) { - return FS.write(sock.stream, HEAP8, message, length); - } - return sock.sock_ops.sendmsg(sock, HEAP8, message, length, dest.addr, dest.port); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_socket(domain, type, protocol) { - try { - var sock = SOCKFS.createSocket(domain, type, protocol); - return sock.stream.fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_stat64(path, buf) { - try { - path = SYSCALLS.getStr(path); - return SYSCALLS.doStat(FS.stat, path, buf); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_statfs64(path, size, buf) { - try { - path = SYSCALLS.getStr(path); - HEAP32[(((buf) + (4)) >> 2)] = 4096; - HEAP32[(((buf) + (40)) >> 2)] = 4096; - HEAP32[(((buf) + (8)) >> 2)] = 1e6; - HEAP32[(((buf) + (12)) >> 2)] = 5e5; - HEAP32[(((buf) + (16)) >> 2)] = 5e5; - HEAP32[(((buf) + (20)) >> 2)] = FS.nextInode; - HEAP32[(((buf) + (24)) >> 2)] = 1e6; - HEAP32[(((buf) + (28)) >> 2)] = 42; - HEAP32[(((buf) + (44)) >> 2)] = 2; - HEAP32[(((buf) + (36)) >> 2)] = 255; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_symlink(target, linkpath) { - try { - target = SYSCALLS.getStr(target); - linkpath = SYSCALLS.getStr(linkpath); - FS.symlink(target, linkpath); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function ___syscall_unlinkat(dirfd, path, flags) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - if (flags === 0) { - FS.unlink(path); - } else if (flags === 512) { - FS.rmdir(path); - } else { - abort("Invalid flags passed to unlinkat"); - } - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var readI53FromI64 = ptr => HEAPU32[((ptr) >> 2)] + HEAP32[(((ptr) + (4)) >> 2)] * 4294967296; - -function ___syscall_utimensat(dirfd, path, times, flags) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path, true); - if (!times) { - var atime = Date.now(); - var mtime = atime; - } else { - var seconds = readI53FromI64(times); - var nanoseconds = HEAP32[(((times) + (8)) >> 2)]; - atime = (seconds * 1e3) + (nanoseconds / (1e3 * 1e3)); - times += 16; - seconds = readI53FromI64(times); - nanoseconds = HEAP32[(((times) + (8)) >> 2)]; - mtime = (seconds * 1e3) + (nanoseconds / (1e3 * 1e3)); - } - FS.utime(path, atime, mtime); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var __abort_js = () => { - abort(""); -}; - -var nowIsMonotonic = 1; - -var __emscripten_get_now_is_monotonic = () => nowIsMonotonic; - -var __emscripten_lookup_name = name => { - var nameString = UTF8ToString(name); - return inetPton4(DNS.lookup_name(nameString)); -}; - -var __emscripten_memcpy_js = (dest, src, num) => HEAPU8.copyWithin(dest, src, src + num); - -var __emscripten_runtime_keepalive_clear = () => { - noExitRuntime = false; - runtimeKeepaliveCounter = 0; -}; - -function __gmtime_js(time_low, time_high, tmPtr) { - var time = convertI32PairToI53Checked(time_low, time_high); - var date = new Date(time * 1e3); - HEAP32[((tmPtr) >> 2)] = date.getUTCSeconds(); - HEAP32[(((tmPtr) + (4)) >> 2)] = date.getUTCMinutes(); - HEAP32[(((tmPtr) + (8)) >> 2)] = date.getUTCHours(); - HEAP32[(((tmPtr) + (12)) >> 2)] = date.getUTCDate(); - HEAP32[(((tmPtr) + (16)) >> 2)] = date.getUTCMonth(); - HEAP32[(((tmPtr) + (20)) >> 2)] = date.getUTCFullYear() - 1900; - HEAP32[(((tmPtr) + (24)) >> 2)] = date.getUTCDay(); - var start = Date.UTC(date.getUTCFullYear(), 0, 1, 0, 0, 0, 0); - var yday = ((date.getTime() - start) / (1e3 * 60 * 60 * 24)) | 0; - HEAP32[(((tmPtr) + (28)) >> 2)] = yday; -} - -var isLeapYear = year => year % 4 === 0 && (year % 100 !== 0 || year % 400 === 0); - -var MONTH_DAYS_LEAP_CUMULATIVE = [ 0, 31, 60, 91, 121, 152, 182, 213, 244, 274, 305, 335 ]; - -var MONTH_DAYS_REGULAR_CUMULATIVE = [ 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334 ]; - -var ydayFromDate = date => { - var leap = isLeapYear(date.getFullYear()); - var monthDaysCumulative = (leap ? MONTH_DAYS_LEAP_CUMULATIVE : MONTH_DAYS_REGULAR_CUMULATIVE); - var yday = monthDaysCumulative[date.getMonth()] + date.getDate() - 1; - return yday; -}; - -function __localtime_js(time_low, time_high, tmPtr) { - var time = convertI32PairToI53Checked(time_low, time_high); - var date = new Date(time * 1e3); - HEAP32[((tmPtr) >> 2)] = date.getSeconds(); - HEAP32[(((tmPtr) + (4)) >> 2)] = date.getMinutes(); - HEAP32[(((tmPtr) + (8)) >> 2)] = date.getHours(); - HEAP32[(((tmPtr) + (12)) >> 2)] = date.getDate(); - HEAP32[(((tmPtr) + (16)) >> 2)] = date.getMonth(); - HEAP32[(((tmPtr) + (20)) >> 2)] = date.getFullYear() - 1900; - HEAP32[(((tmPtr) + (24)) >> 2)] = date.getDay(); - var yday = ydayFromDate(date) | 0; - HEAP32[(((tmPtr) + (28)) >> 2)] = yday; - HEAP32[(((tmPtr) + (36)) >> 2)] = -(date.getTimezoneOffset() * 60); - var start = new Date(date.getFullYear(), 0, 1); - var summerOffset = new Date(date.getFullYear(), 6, 1).getTimezoneOffset(); - var winterOffset = start.getTimezoneOffset(); - var dst = (summerOffset != winterOffset && date.getTimezoneOffset() == Math.min(winterOffset, summerOffset)) | 0; - HEAP32[(((tmPtr) + (32)) >> 2)] = dst; -} - -/** @suppress {duplicate } */ var setTempRet0 = val => __emscripten_tempret_set(val); - -var __mktime_js = function(tmPtr) { - var ret = (() => { - var date = new Date(HEAP32[(((tmPtr) + (20)) >> 2)] + 1900, HEAP32[(((tmPtr) + (16)) >> 2)], HEAP32[(((tmPtr) + (12)) >> 2)], HEAP32[(((tmPtr) + (8)) >> 2)], HEAP32[(((tmPtr) + (4)) >> 2)], HEAP32[((tmPtr) >> 2)], 0); - var dst = HEAP32[(((tmPtr) + (32)) >> 2)]; - var guessedOffset = date.getTimezoneOffset(); - var start = new Date(date.getFullYear(), 0, 1); - var summerOffset = new Date(date.getFullYear(), 6, 1).getTimezoneOffset(); - var winterOffset = start.getTimezoneOffset(); - var dstOffset = Math.min(winterOffset, summerOffset); - if (dst < 0) { - HEAP32[(((tmPtr) + (32)) >> 2)] = Number(summerOffset != winterOffset && dstOffset == guessedOffset); - } else if ((dst > 0) != (dstOffset == guessedOffset)) { - var nonDstOffset = Math.max(winterOffset, summerOffset); - var trueOffset = dst > 0 ? dstOffset : nonDstOffset; - date.setTime(date.getTime() + (trueOffset - guessedOffset) * 6e4); - } - HEAP32[(((tmPtr) + (24)) >> 2)] = date.getDay(); - var yday = ydayFromDate(date) | 0; - HEAP32[(((tmPtr) + (28)) >> 2)] = yday; - HEAP32[((tmPtr) >> 2)] = date.getSeconds(); - HEAP32[(((tmPtr) + (4)) >> 2)] = date.getMinutes(); - HEAP32[(((tmPtr) + (8)) >> 2)] = date.getHours(); - HEAP32[(((tmPtr) + (12)) >> 2)] = date.getDate(); - HEAP32[(((tmPtr) + (16)) >> 2)] = date.getMonth(); - HEAP32[(((tmPtr) + (20)) >> 2)] = date.getYear(); - var timeMs = date.getTime(); - if (isNaN(timeMs)) { - return -1; - } - return timeMs / 1e3; - })(); - return (setTempRet0((tempDouble = ret, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0)), - ret >>> 0); -}; - -function __mmap_js(len, prot, flags, fd, offset_low, offset_high, allocated, addr) { - var offset = convertI32PairToI53Checked(offset_low, offset_high); - try { - if (isNaN(offset)) return 61; - var stream = SYSCALLS.getStreamFromFD(fd); - var res = FS.mmap(stream, len, offset, prot, flags); - var ptr = res.ptr; - HEAP32[((allocated) >> 2)] = res.allocated; - HEAPU32[((addr) >> 2)] = ptr; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -function __munmap_js(addr, len, prot, flags, fd, offset_low, offset_high) { - var offset = convertI32PairToI53Checked(offset_low, offset_high); - try { - var stream = SYSCALLS.getStreamFromFD(fd); - if (prot & 2) { - SYSCALLS.doMsync(addr, stream, len, flags, offset); - } - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} - -var timers = {}; - -var handleException = e => { - if (e instanceof ExitStatus || e == "unwind") { - return EXITSTATUS; - } - quit_(1, e); -}; - -var runtimeKeepaliveCounter = 0; - -var keepRuntimeAlive = () => noExitRuntime || runtimeKeepaliveCounter > 0; - -var _proc_exit = code => { - EXITSTATUS = code; - if (!keepRuntimeAlive()) { - Module["onExit"]?.(code); - ABORT = true; - } - quit_(code, new ExitStatus(code)); -}; - -/** @param {boolean|number=} implicit */ var exitJS = (status, implicit) => { - EXITSTATUS = status; - if (!keepRuntimeAlive()) { - exitRuntime(); - } - _proc_exit(status); -}; - -var _exit = exitJS; - -Module["_exit"] = _exit; - -var maybeExit = () => { - if (runtimeExited) { - return; - } - if (!keepRuntimeAlive()) { - try { - _exit(EXITSTATUS); - } catch (e) { - handleException(e); - } - } -}; - -var callUserCallback = func => { - if (runtimeExited || ABORT) { - return; - } - try { - func(); - maybeExit(); - } catch (e) { - handleException(e); - } -}; - -var _emscripten_get_now; - -_emscripten_get_now = () => performance.now(); - -var __setitimer_js = (which, timeout_ms) => { - if (timers[which]) { - clearTimeout(timers[which].id); - delete timers[which]; - } - if (!timeout_ms) return 0; - var id = setTimeout(() => { - delete timers[which]; - callUserCallback(() => __emscripten_timeout(which, _emscripten_get_now())); - }, timeout_ms); - timers[which] = { - id: id, - timeout_ms: timeout_ms - }; - return 0; -}; - -var __tzset_js = (timezone, daylight, std_name, dst_name) => { - var currentYear = (new Date).getFullYear(); - var winter = new Date(currentYear, 0, 1); - var summer = new Date(currentYear, 6, 1); - var winterOffset = winter.getTimezoneOffset(); - var summerOffset = summer.getTimezoneOffset(); - var stdTimezoneOffset = Math.max(winterOffset, summerOffset); - HEAPU32[((timezone) >> 2)] = stdTimezoneOffset * 60; - HEAP32[((daylight) >> 2)] = Number(winterOffset != summerOffset); - var extractZone = date => date.toLocaleTimeString(undefined, { - hour12: false, - timeZoneName: "short" - }).split(" ")[1]; - var winterName = extractZone(winter); - var summerName = extractZone(summer); - if (summerOffset < winterOffset) { - stringToUTF8(winterName, std_name, 17); - stringToUTF8(summerName, dst_name, 17); - } else { - stringToUTF8(winterName, dst_name, 17); - stringToUTF8(summerName, std_name, 17); - } -}; - -var _emscripten_date_now = () => Date.now(); - -var getHeapMax = () => 2147483648; - -var _emscripten_get_heap_max = () => getHeapMax(); - -var growMemory = size => { - var b = wasmMemory.buffer; - var pages = (size - b.byteLength + 65535) / 65536; - try { - wasmMemory.grow(pages); - updateMemoryViews(); - return 1; - } /*success*/ catch (e) {} -}; - -var _emscripten_resize_heap = requestedSize => { - var oldSize = HEAPU8.length; - requestedSize >>>= 0; - var maxHeapSize = getHeapMax(); - if (requestedSize > maxHeapSize) { - return false; - } - var alignUp = (x, multiple) => x + (multiple - x % multiple) % multiple; - for (var cutDown = 1; cutDown <= 4; cutDown *= 2) { - var overGrownHeapSize = oldSize * (1 + .2 / cutDown); - overGrownHeapSize = Math.min(overGrownHeapSize, requestedSize + 100663296); - var newSize = Math.min(maxHeapSize, alignUp(Math.max(requestedSize, overGrownHeapSize), 65536)); - var replacement = growMemory(newSize); - if (replacement) { - return true; - } - } - return false; -}; - -var runtimeKeepalivePush = () => { - runtimeKeepaliveCounter += 1; -}; - -var runtimeKeepalivePop = () => { - runtimeKeepaliveCounter -= 1; -}; - -/** @param {number=} timeout */ var safeSetTimeout = (func, timeout) => { - runtimeKeepalivePush(); - return setTimeout(() => { - runtimeKeepalivePop(); - callUserCallback(func); - }, timeout); -}; - -var _emscripten_sleep = ms => Asyncify.handleSleep(wakeUp => safeSetTimeout(wakeUp, ms)); - -Module["_emscripten_sleep"] = _emscripten_sleep; - -_emscripten_sleep.isAsync = true; - -var ENV = PHPLoader.ENV || {}; - -var getExecutableName = () => thisProgram || "./this.program"; - -var getEnvStrings = () => { - if (!getEnvStrings.strings) { - var lang = ((typeof navigator == "object" && navigator.languages && navigator.languages[0]) || "C").replace("-", "_") + ".UTF-8"; - var env = { - "USER": "web_user", - "LOGNAME": "web_user", - "PATH": "/", - "PWD": "/", - "HOME": "/home/web_user", - "LANG": lang, - "_": getExecutableName() - }; - for (var x in ENV) { - if (ENV[x] === undefined) delete env[x]; else env[x] = ENV[x]; - } - var strings = []; - for (var x in env) { - strings.push(`${x}=${env[x]}`); - } - getEnvStrings.strings = strings; - } - return getEnvStrings.strings; -}; - -var stringToAscii = (str, buffer) => { - for (var i = 0; i < str.length; ++i) { - HEAP8[buffer++] = str.charCodeAt(i); - } - HEAP8[buffer] = 0; -}; - -var _environ_get = (__environ, environ_buf) => { - var bufSize = 0; - getEnvStrings().forEach((string, i) => { - var ptr = environ_buf + bufSize; - HEAPU32[(((__environ) + (i * 4)) >> 2)] = ptr; - stringToAscii(string, ptr); - bufSize += string.length + 1; - }); - return 0; -}; - -var _environ_sizes_get = (penviron_count, penviron_buf_size) => { - var strings = getEnvStrings(); - HEAPU32[((penviron_count) >> 2)] = strings.length; - var bufSize = 0; - strings.forEach(string => bufSize += string.length + 1); - HEAPU32[((penviron_buf_size) >> 2)] = bufSize; - return 0; -}; - -function _fd_close(fd) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - FS.close(stream); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -function _fd_fdstat_get(fd, pbuf) { - try { - var rightsBase = 0; - var rightsInheriting = 0; - var flags = 0; - { - var stream = SYSCALLS.getStreamFromFD(fd); - var type = stream.tty ? 2 : FS.isDir(stream.mode) ? 3 : FS.isLink(stream.mode) ? 7 : 4; - } - HEAP8[pbuf] = type; - HEAP16[(((pbuf) + (2)) >> 1)] = flags; - (tempI64 = [ rightsBase >>> 0, (tempDouble = rightsBase, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((pbuf) + (8)) >> 2)] = tempI64[0], HEAP32[(((pbuf) + (12)) >> 2)] = tempI64[1]); - (tempI64 = [ rightsInheriting >>> 0, (tempDouble = rightsInheriting, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[(((pbuf) + (16)) >> 2)] = tempI64[0], HEAP32[(((pbuf) + (20)) >> 2)] = tempI64[1]); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -/** @param {number=} offset */ var doReadv = (stream, iov, iovcnt, offset) => { - var ret = 0; - for (var i = 0; i < iovcnt; i++) { - var ptr = HEAPU32[((iov) >> 2)]; - var len = HEAPU32[(((iov) + (4)) >> 2)]; - iov += 8; - var curr = FS.read(stream, HEAP8, ptr, len, offset); - if (curr < 0) return -1; - ret += curr; - if (curr < len) break; - if (typeof offset != "undefined") { - offset += curr; - } - } - return ret; -}; - -function _fd_read(fd, iov, iovcnt, pnum) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - var num = doReadv(stream, iov, iovcnt); - HEAPU32[((pnum) >> 2)] = num; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -function _fd_seek(fd, offset_low, offset_high, whence, newOffset) { - var offset = convertI32PairToI53Checked(offset_low, offset_high); - try { - if (isNaN(offset)) return 61; - var stream = SYSCALLS.getStreamFromFD(fd); - FS.llseek(stream, offset, whence); - (tempI64 = [ stream.position >>> 0, (tempDouble = stream.position, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], - HEAP32[((newOffset) >> 2)] = tempI64[0], HEAP32[(((newOffset) + (4)) >> 2)] = tempI64[1]); - if (stream.getdents && offset === 0 && whence === 0) stream.getdents = null; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -var _fd_sync = function(fd) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - return Asyncify.handleSleep(wakeUp => { - var mount = stream.node.mount; - if (!mount.type.syncfs) { - wakeUp(0); - return; - } - mount.type.syncfs(mount, false, err => { - if (err) { - wakeUp(29); - return; - } - wakeUp(0); - }); - }); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -}; - -_fd_sync.isAsync = true; - -/** @param {number=} offset */ var doWritev = (stream, iov, iovcnt, offset) => { - var ret = 0; - for (var i = 0; i < iovcnt; i++) { - var ptr = HEAPU32[((iov) >> 2)]; - var len = HEAPU32[(((iov) + (4)) >> 2)]; - iov += 8; - var curr = FS.write(stream, HEAP8, ptr, len, offset); - if (curr < 0) return -1; - ret += curr; - if (typeof offset != "undefined") { - offset += curr; - } - } - return ret; -}; - -function _fd_write(fd, iov, iovcnt, pnum) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - var num = doWritev(stream, iov, iovcnt); - HEAPU32[((pnum) >> 2)] = num; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} - -var _getaddrinfo = (node, service, hint, out) => { - var addr = 0; - var port = 0; - var flags = 0; - var family = 0; - var type = 0; - var proto = 0; - var ai; - function allocaddrinfo(family, type, proto, canon, addr, port) { - var sa, salen, ai; - var errno; - salen = family === 10 ? 28 : 16; - addr = family === 10 ? inetNtop6(addr) : inetNtop4(addr); - sa = _malloc(salen); - errno = writeSockaddr(sa, family, addr, port); - assert(!errno); - ai = _malloc(32); - HEAP32[(((ai) + (4)) >> 2)] = family; - HEAP32[(((ai) + (8)) >> 2)] = type; - HEAP32[(((ai) + (12)) >> 2)] = proto; - HEAPU32[(((ai) + (24)) >> 2)] = canon; - HEAPU32[(((ai) + (20)) >> 2)] = sa; - if (family === 10) { - HEAP32[(((ai) + (16)) >> 2)] = 28; - } else { - HEAP32[(((ai) + (16)) >> 2)] = 16; - } - HEAP32[(((ai) + (28)) >> 2)] = 0; - return ai; - } - if (hint) { - flags = HEAP32[((hint) >> 2)]; - family = HEAP32[(((hint) + (4)) >> 2)]; - type = HEAP32[(((hint) + (8)) >> 2)]; - proto = HEAP32[(((hint) + (12)) >> 2)]; - } - if (type && !proto) { - proto = type === 2 ? 17 : 6; - } - if (!type && proto) { - type = proto === 17 ? 2 : 1; - } - if (proto === 0) { - proto = 6; - } - if (type === 0) { - type = 1; - } - if (!node && !service) { - return -2; - } - if (flags & ~(1 | 2 | 4 | 1024 | 8 | 16 | 32)) { - return -1; - } - if (hint !== 0 && (HEAP32[((hint) >> 2)] & 2) && !node) { - return -1; - } - if (flags & 32) { - return -2; - } - if (type !== 0 && type !== 1 && type !== 2) { - return -7; - } - if (family !== 0 && family !== 2 && family !== 10) { - return -6; - } - if (service) { - service = UTF8ToString(service); - port = parseInt(service, 10); - if (isNaN(port)) { - if (flags & 1024) { - return -2; - } - return -8; - } - } - if (!node) { - if (family === 0) { - family = 2; - } - if ((flags & 1) === 0) { - if (family === 2) { - addr = _htonl(2130706433); - } else { - addr = [ 0, 0, 0, 1 ]; - } - } - ai = allocaddrinfo(family, type, proto, null, addr, port); - HEAPU32[((out) >> 2)] = ai; - return 0; - } - node = UTF8ToString(node); - addr = inetPton4(node); - if (addr !== null) { - if (family === 0 || family === 2) { - family = 2; - } else if (family === 10 && (flags & 8)) { - addr = [ 0, 0, _htonl(65535), addr ]; - family = 10; - } else { - return -2; - } - } else { - addr = inetPton6(node); - if (addr !== null) { - if (family === 0 || family === 10) { - family = 10; - } else { - return -2; - } - } - } - if (addr != null) { - ai = allocaddrinfo(family, type, proto, node, addr, port); - HEAPU32[((out) >> 2)] = ai; - return 0; - } - if (flags & 4) { - return -2; - } - node = DNS.lookup_name(node); - addr = inetPton4(node); - if (family === 0) { - family = 2; - } else if (family === 10) { - addr = [ 0, 0, _htonl(65535), addr ]; - } - ai = allocaddrinfo(family, type, proto, null, addr, port); - HEAPU32[((out) >> 2)] = ai; - return 0; -}; - -/** @type {function(...*):?} */ function _getcontext() { - abort("missing function: getcontext"); -} - -_getcontext.stub = true; - -/** @type {function(...*):?} */ function _getdtablesize() { - abort("missing function: getdtablesize"); -} - -_getdtablesize.stub = true; - -var _getnameinfo = (sa, salen, node, nodelen, serv, servlen, flags) => { - var info = readSockaddr(sa, salen); - if (info.errno) { - return -6; - } - var port = info.port; - var addr = info.addr; - var overflowed = false; - if (node && nodelen) { - var lookup; - if ((flags & 1) || !(lookup = DNS.lookup_addr(addr))) { - if (flags & 8) { - return -2; - } - } else { - addr = lookup; - } - var numBytesWrittenExclNull = stringToUTF8(addr, node, nodelen); - if (numBytesWrittenExclNull + 1 >= nodelen) { - overflowed = true; - } - } - if (serv && servlen) { - port = "" + port; - var numBytesWrittenExclNull = stringToUTF8(port, serv, servlen); - if (numBytesWrittenExclNull + 1 >= servlen) { - overflowed = true; - } - } - if (overflowed) { - return -12; - } - return 0; -}; - -var Protocols = { - list: [], - map: {} -}; - -var _setprotoent = stayopen => { - function allocprotoent(name, proto, aliases) { - var nameBuf = _malloc(name.length + 1); - stringToAscii(name, nameBuf); - var j = 0; - var length = aliases.length; - var aliasListBuf = _malloc((length + 1) * 4); - for (var i = 0; i < length; i++, j += 4) { - var alias = aliases[i]; - var aliasBuf = _malloc(alias.length + 1); - stringToAscii(alias, aliasBuf); - HEAPU32[(((aliasListBuf) + (j)) >> 2)] = aliasBuf; - } - HEAPU32[(((aliasListBuf) + (j)) >> 2)] = 0; - var pe = _malloc(12); - HEAPU32[((pe) >> 2)] = nameBuf; - HEAPU32[(((pe) + (4)) >> 2)] = aliasListBuf; - HEAP32[(((pe) + (8)) >> 2)] = proto; - return pe; - } - var list = Protocols.list; - var map = Protocols.map; - if (list.length === 0) { - var entry = allocprotoent("tcp", 6, [ "TCP" ]); - list.push(entry); - map["tcp"] = map["6"] = entry; - entry = allocprotoent("udp", 17, [ "UDP" ]); - list.push(entry); - map["udp"] = map["17"] = entry; - } - _setprotoent.index = 0; -}; - -var _getprotobyname = name => { - name = UTF8ToString(name); - _setprotoent(true); - var result = Protocols.map[name]; - return result; -}; - -var _getprotobynumber = number => { - _setprotoent(true); - var result = Protocols.map[number]; - return result; -}; - -var stackAlloc = sz => __emscripten_stack_alloc(sz); - -/** @suppress {duplicate } */ var stringToUTF8OnStack = str => { - var size = lengthBytesUTF8(str) + 1; - var ret = stackAlloc(size); - stringToUTF8(str, ret, size); - return ret; -}; - -var allocateUTF8OnStack = stringToUTF8OnStack; - -var PHPWASM = { - init: function() { - FS.mkdir("/internal"); - FS.mkdir("/internal/shared"); - FS.mkdir("/internal/shared/preload"); - PHPWASM.EventEmitter = ENVIRONMENT_IS_NODE ? require("events").EventEmitter : class EventEmitter { - constructor() { - this.listeners = {}; - } - emit(eventName, data) { - if (this.listeners[eventName]) { - this.listeners[eventName].forEach(callback => { - callback(data); - }); - } - } - once(eventName, callback) { - const self = this; - function removedCallback() { - callback(...arguments); - self.removeListener(eventName, removedCallback); - } - this.on(eventName, removedCallback); - } - removeAllListeners(eventName) { - if (eventName) { - delete this.listeners[eventName]; - } else { - this.listeners = {}; - } - } - removeListener(eventName, callback) { - if (this.listeners[eventName]) { - const idx = this.listeners[eventName].indexOf(callback); - if (idx !== -1) { - this.listeners[eventName].splice(idx, 1); - } - } - } - }; - PHPWASM.child_proc_by_fd = {}; - PHPWASM.child_proc_by_pid = {}; - PHPWASM.input_devices = {}; - }, - getAllWebSockets: function(sock) { - const webSockets = new Set; - if (sock.server) { - sock.server.clients.forEach(ws => { - webSockets.add(ws); - }); - } - for (const peer of PHPWASM.getAllPeers(sock)) { - webSockets.add(peer.socket); - } - return Array.from(webSockets); - }, - getAllPeers: function(sock) { - const peers = new Set; - if (sock.server) { - sock.pending.filter(pending => pending.peers).forEach(pending => { - for (const peer of Object.values(pending.peers)) { - peers.add(peer); - } - }); - } - if (sock.peers) { - for (const peer of Object.values(sock.peers)) { - peers.add(peer); - } - } - return Array.from(peers); - }, - awaitData: function(ws) { - return PHPWASM.awaitEvent(ws, "message"); - }, - awaitConnection: function(ws) { - if (ws.OPEN === ws.readyState) { - return [ Promise.resolve(), PHPWASM.noop ]; - } - return PHPWASM.awaitEvent(ws, "open"); - }, - awaitClose: function(ws) { - if ([ ws.CLOSING, ws.CLOSED ].includes(ws.readyState)) { - return [ Promise.resolve(), PHPWASM.noop ]; - } - return PHPWASM.awaitEvent(ws, "close"); - }, - awaitError: function(ws) { - if ([ ws.CLOSING, ws.CLOSED ].includes(ws.readyState)) { - return [ Promise.resolve(), PHPWASM.noop ]; - } - return PHPWASM.awaitEvent(ws, "error"); - }, - awaitEvent: function(ws, event) { - let resolve; - const listener = () => { - resolve(); - }; - const promise = new Promise(function(_resolve) { - resolve = _resolve; - ws.once(event, listener); - }); - const cancel = () => { - ws.removeListener(event, listener); - setTimeout(resolve); - }; - return [ promise, cancel ]; - }, - noop: function() {}, - spawnProcess: function(command, args, options) { - if (Module["spawnProcess"]) { - const spawnedPromise = Module["spawnProcess"](command, args, options); - return Promise.resolve(spawnedPromise).then(function(spawned) { - if (!spawned || !spawned.on) { - throw new Error("spawnProcess() must return an EventEmitter but returned a different type."); - } - return spawned; - }); - } - if (ENVIRONMENT_IS_NODE) { - return require("child_process").spawn(command, args, { - ...options, - shell: true, - stdio: [ "pipe", "pipe", "pipe" ], - timeout: 100 - }); - } - const e = new Error("popen(), proc_open() etc. are unsupported in the browser. Call php.setSpawnHandler() " + "and provide a callback to handle spawning processes, or disable a popen(), proc_open() " + "and similar functions via php.ini."); - e.code = "SPAWN_UNSUPPORTED"; - throw e; - }, - shutdownSocket: function(socketd, how) { - const sock = getSocketFromFD(socketd); - const peer = Object.values(sock.peers)[0]; - if (!peer) { - return -1; - } - try { - peer.socket.close(); - SOCKFS.websocket_sock_ops.removePeer(sock, peer); - return 0; - } catch (e) { - console.log("Socket shutdown error", e); - return -1; - } - } -}; - -function _js_create_input_device(deviceId) { - let dataBuffer = []; - let dataCallback; - const filename = "proc_id_" + deviceId; - const device = FS.createDevice("/dev", filename, function() {}, function(byte) { - try { - dataBuffer.push(byte); - if (dataCallback) { - dataCallback(new Uint8Array(dataBuffer)); - dataBuffer = []; - } - } catch (e) { - console.error(e); - throw e; - } - }); - const devicePath = "/dev/" + filename; - PHPWASM.input_devices[deviceId] = { - devicePath: devicePath, - onData: function(cb) { - dataCallback = cb; - dataBuffer.forEach(function(data) { - cb(data); - }); - dataBuffer.length = 0; - } - }; - return allocateUTF8OnStack(devicePath); -} - -function _js_open_process(command, argsPtr, argsLength, descriptorsPtr, descriptorsLength, cwdPtr, cwdLength, envPtr, envLength) { - if (!command) { - return 1; - } - const cmdstr = UTF8ToString(command); - if (!cmdstr.length) { - return 0; - } - let argsArray = []; - if (argsLength) { - for (var i = 0; i < argsLength; i++) { - const charPointer = argsPtr + i * 4; - argsArray.push(UTF8ToString(HEAPU32[charPointer >> 2])); - } - } - const cwdstr = cwdPtr ? UTF8ToString(cwdPtr) : null; - let envObject = null; - if (envLength) { - envObject = {}; - for (var i = 0; i < envLength; i++) { - const envPointer = envPtr + i * 4; - const envEntry = UTF8ToString(HEAPU32[envPointer >> 2]); - const splitAt = envEntry.indexOf("="); - if (splitAt === -1) { - continue; - } - const key = envEntry.substring(0, splitAt); - const value = envEntry.substring(splitAt + 1); - envObject[key] = value; - } - } - var std = {}; - for (var i = 0; i < descriptorsLength; i++) { - const descriptorPtr = HEAPU32[(descriptorsPtr + i * 4) >> 2]; - std[HEAPU32[descriptorPtr >> 2]] = { - child: HEAPU32[(descriptorPtr + 4) >> 2], - parent: HEAPU32[(descriptorPtr + 8) >> 2] - }; - } - return Asyncify.handleSleep(async wakeUp => { - let cp; - try { - const options = {}; - if (cwdstr !== null) { - options.cwd = cwdstr; - } - if (envObject !== null) { - options.env = envObject; - } - cp = PHPWASM.spawnProcess(cmdstr, argsArray, options); - if (cp instanceof Promise) { - cp = await cp; - } - } catch (e) { - if (e.code === "SPAWN_UNSUPPORTED") { - wakeUp(1); - return; - } - console.error(e); - wakeUp(1); - throw e; - } - const ProcInfo = { - pid: cp.pid, - exited: false, - stdinFd: std[0]?.child, - stdinIsDevice: std[0]?.child in PHPWASM.input_devices, - stdoutChildFd: std[1]?.child, - stdoutParentFd: std[1]?.parent, - stderrChildFd: std[2]?.child, - stderrParentFd: std[2]?.parent, - stdout: new PHPWASM.EventEmitter, - stderr: new PHPWASM.EventEmitter - }; - if (ProcInfo.stdoutChildFd) PHPWASM.child_proc_by_fd[ProcInfo.stdoutChildFd] = ProcInfo; - if (ProcInfo.stderrChildFd) PHPWASM.child_proc_by_fd[ProcInfo.stderrChildFd] = ProcInfo; - if (ProcInfo.stdoutParentFd) PHPWASM.child_proc_by_fd[ProcInfo.stdoutParentFd] = ProcInfo; - if (ProcInfo.stderrParentFd) PHPWASM.child_proc_by_fd[ProcInfo.stderrParentFd] = ProcInfo; - PHPWASM.child_proc_by_pid[ProcInfo.pid] = ProcInfo; - cp.on("exit", function(code) { - ProcInfo.exitCode = code; - ProcInfo.exited = true; - ProcInfo.stdout.emit("data"); - ProcInfo.stderr.emit("data"); - }); - if (ProcInfo.stdoutChildFd) { - const stdoutStream = SYSCALLS.getStreamFromFD(ProcInfo.stdoutChildFd); - let stdoutAt = 0; - cp.stdout.on("data", function(data) { - ProcInfo.stdout.emit("data", data); - stdoutStream.stream_ops.write(stdoutStream, data, 0, data.length, stdoutAt); - stdoutAt += data.length; - }); - } - if (ProcInfo.stderrChildFd) { - const stderrStream = SYSCALLS.getStreamFromFD(ProcInfo.stderrChildFd); - let stderrAt = 0; - cp.stderr.on("data", function(data) { - ProcInfo.stderr.emit("data", data); - stderrStream.stream_ops.write(stderrStream, data, 0, data.length, stderrAt); - stderrAt += data.length; - }); - } - /** - * Wait until the child process has been spawned. - * Unfortunately there is no Node.js API to check whether - * the process has already been spawned. We can only listen - * to the 'spawn' event and if it has already been spawned, - * listen to the 'exit' event. - */ try { - await new Promise((resolve, reject) => { - cp.on("spawn", resolve); - cp.on("error", reject); - }); - } catch (e) { - console.error(e); - wakeUp(1); - return; - } - if (ProcInfo.stdinIsDevice) { - PHPWASM.input_devices[ProcInfo.stdinFd].onData(function(data) { - if (!data) return; - if (typeof data === "number") { - data = new Uint8Array([ data ]); - } - const dataStr = new TextDecoder("utf-8").decode(data); - cp.stdin.write(dataStr); - }); - wakeUp(ProcInfo.pid); - return; - } - if (ProcInfo.stdinFd) { - const stdinStream = SYSCALLS.getStreamFromFD(ProcInfo.stdinFd); - if (stdinStream.node) { - const CHUNK_SIZE = 1024; - const buffer = new Uint8Array(CHUNK_SIZE); - let offset = 0; - while (true) { - const bytesRead = stdinStream.stream_ops.read(stdinStream, buffer, 0, CHUNK_SIZE, offset); - if (bytesRead === null || bytesRead === 0) { - break; - } - try { - cp.stdin.write(buffer.subarray(0, bytesRead)); - } catch (e) { - console.error(e); - return 1; - } - if (bytesRead < CHUNK_SIZE) { - break; - } - offset += bytesRead; - } - wakeUp(ProcInfo.pid); - return; - } - } - wakeUp(ProcInfo.pid); - }); -} - -function _js_process_status(pid, exitCodePtr) { - if (!PHPWASM.child_proc_by_pid[pid]) { - return -1; - } - if (PHPWASM.child_proc_by_pid[pid].exited) { - HEAPU32[exitCodePtr >> 2] = PHPWASM.child_proc_by_pid[pid].exitCode; - return 1; - } - return 0; -} - -function _js_waitpid(pid, exitCodePtr) { - if (!PHPWASM.child_proc_by_pid[pid]) { - return -1; - } - return Asyncify.handleSleep(wakeUp => { - const poll = function() { - if (PHPWASM.child_proc_by_pid[pid]?.exited) { - HEAPU32[exitCodePtr >> 2] = PHPWASM.child_proc_by_pid[pid].exitCode; - wakeUp(pid); - } else { - setTimeout(poll, 50); - } - }; - poll(); - }); -} - -/** @type {function(...*):?} */ function _makecontext() { - abort("missing function: makecontext"); -} - -_makecontext.stub = true; - -var arraySum = (array, index) => { - var sum = 0; - for (var i = 0; i <= index; sum += array[i++]) {} - return sum; -}; - -var MONTH_DAYS_LEAP = [ 31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 ]; - -var MONTH_DAYS_REGULAR = [ 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 ]; - -var addDays = (date, days) => { - var newDate = new Date(date.getTime()); - while (days > 0) { - var leap = isLeapYear(newDate.getFullYear()); - var currentMonth = newDate.getMonth(); - var daysInCurrentMonth = (leap ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR)[currentMonth]; - if (days > daysInCurrentMonth - newDate.getDate()) { - days -= (daysInCurrentMonth - newDate.getDate() + 1); - newDate.setDate(1); - if (currentMonth < 11) { - newDate.setMonth(currentMonth + 1); - } else { - newDate.setMonth(0); - newDate.setFullYear(newDate.getFullYear() + 1); - } - } else { - newDate.setDate(newDate.getDate() + days); - return newDate; - } - } - return newDate; -}; - -var writeArrayToMemory = (array, buffer) => { - HEAP8.set(array, buffer); -}; - -var _strftime = (s, maxsize, format, tm) => { - var tm_zone = HEAPU32[(((tm) + (40)) >> 2)]; - var date = { - tm_sec: HEAP32[((tm) >> 2)], - tm_min: HEAP32[(((tm) + (4)) >> 2)], - tm_hour: HEAP32[(((tm) + (8)) >> 2)], - tm_mday: HEAP32[(((tm) + (12)) >> 2)], - tm_mon: HEAP32[(((tm) + (16)) >> 2)], - tm_year: HEAP32[(((tm) + (20)) >> 2)], - tm_wday: HEAP32[(((tm) + (24)) >> 2)], - tm_yday: HEAP32[(((tm) + (28)) >> 2)], - tm_isdst: HEAP32[(((tm) + (32)) >> 2)], - tm_gmtoff: HEAP32[(((tm) + (36)) >> 2)], - tm_zone: tm_zone ? UTF8ToString(tm_zone) : "" - }; - var pattern = UTF8ToString(format); - var EXPANSION_RULES_1 = { - "%c": "%a %b %d %H:%M:%S %Y", - "%D": "%m/%d/%y", - "%F": "%Y-%m-%d", - "%h": "%b", - "%r": "%I:%M:%S %p", - "%R": "%H:%M", - "%T": "%H:%M:%S", - "%x": "%m/%d/%y", - "%X": "%H:%M:%S", - "%Ec": "%c", - "%EC": "%C", - "%Ex": "%m/%d/%y", - "%EX": "%H:%M:%S", - "%Ey": "%y", - "%EY": "%Y", - "%Od": "%d", - "%Oe": "%e", - "%OH": "%H", - "%OI": "%I", - "%Om": "%m", - "%OM": "%M", - "%OS": "%S", - "%Ou": "%u", - "%OU": "%U", - "%OV": "%V", - "%Ow": "%w", - "%OW": "%W", - "%Oy": "%y" - }; - for (var rule in EXPANSION_RULES_1) { - pattern = pattern.replace(new RegExp(rule, "g"), EXPANSION_RULES_1[rule]); - } - var WEEKDAYS = [ "Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday" ]; - var MONTHS = [ "January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December" ]; - function leadingSomething(value, digits, character) { - var str = typeof value == "number" ? value.toString() : (value || ""); - while (str.length < digits) { - str = character[0] + str; - } - return str; - } - function leadingNulls(value, digits) { - return leadingSomething(value, digits, "0"); - } - function compareByDay(date1, date2) { - function sgn(value) { - return value < 0 ? -1 : (value > 0 ? 1 : 0); - } - var compare; - if ((compare = sgn(date1.getFullYear() - date2.getFullYear())) === 0) { - if ((compare = sgn(date1.getMonth() - date2.getMonth())) === 0) { - compare = sgn(date1.getDate() - date2.getDate()); - } - } - return compare; - } - function getFirstWeekStartDate(janFourth) { - switch (janFourth.getDay()) { - case 0: - return new Date(janFourth.getFullYear() - 1, 11, 29); - - case 1: - return janFourth; - - case 2: - return new Date(janFourth.getFullYear(), 0, 3); - - case 3: - return new Date(janFourth.getFullYear(), 0, 2); - - case 4: - return new Date(janFourth.getFullYear(), 0, 1); - - case 5: - return new Date(janFourth.getFullYear() - 1, 11, 31); - - case 6: - return new Date(janFourth.getFullYear() - 1, 11, 30); - } - } - function getWeekBasedYear(date) { - var thisDate = addDays(new Date(date.tm_year + 1900, 0, 1), date.tm_yday); - var janFourthThisYear = new Date(thisDate.getFullYear(), 0, 4); - var janFourthNextYear = new Date(thisDate.getFullYear() + 1, 0, 4); - var firstWeekStartThisYear = getFirstWeekStartDate(janFourthThisYear); - var firstWeekStartNextYear = getFirstWeekStartDate(janFourthNextYear); - if (compareByDay(firstWeekStartThisYear, thisDate) <= 0) { - if (compareByDay(firstWeekStartNextYear, thisDate) <= 0) { - return thisDate.getFullYear() + 1; - } - return thisDate.getFullYear(); - } - return thisDate.getFullYear() - 1; - } - var EXPANSION_RULES_2 = { - "%a": date => WEEKDAYS[date.tm_wday].substring(0, 3), - "%A": date => WEEKDAYS[date.tm_wday], - "%b": date => MONTHS[date.tm_mon].substring(0, 3), - "%B": date => MONTHS[date.tm_mon], - "%C": date => { - var year = date.tm_year + 1900; - return leadingNulls((year / 100) | 0, 2); - }, - "%d": date => leadingNulls(date.tm_mday, 2), - "%e": date => leadingSomething(date.tm_mday, 2, " "), - "%g": date => getWeekBasedYear(date).toString().substring(2), - "%G": getWeekBasedYear, - "%H": date => leadingNulls(date.tm_hour, 2), - "%I": date => { - var twelveHour = date.tm_hour; - if (twelveHour == 0) twelveHour = 12; else if (twelveHour > 12) twelveHour -= 12; - return leadingNulls(twelveHour, 2); - }, - "%j": date => leadingNulls(date.tm_mday + arraySum(isLeapYear(date.tm_year + 1900) ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, date.tm_mon - 1), 3), - "%m": date => leadingNulls(date.tm_mon + 1, 2), - "%M": date => leadingNulls(date.tm_min, 2), - "%n": () => "\n", - "%p": date => { - if (date.tm_hour >= 0 && date.tm_hour < 12) { - return "AM"; - } - return "PM"; - }, - "%S": date => leadingNulls(date.tm_sec, 2), - "%t": () => "\t", - "%u": date => date.tm_wday || 7, - "%U": date => { - var days = date.tm_yday + 7 - date.tm_wday; - return leadingNulls(Math.floor(days / 7), 2); - }, - "%V": date => { - var val = Math.floor((date.tm_yday + 7 - (date.tm_wday + 6) % 7) / 7); - if ((date.tm_wday + 371 - date.tm_yday - 2) % 7 <= 2) { - val++; - } - if (!val) { - val = 52; - var dec31 = (date.tm_wday + 7 - date.tm_yday - 1) % 7; - if (dec31 == 4 || (dec31 == 5 && isLeapYear(date.tm_year % 400 - 1))) { - val++; - } - } else if (val == 53) { - var jan1 = (date.tm_wday + 371 - date.tm_yday) % 7; - if (jan1 != 4 && (jan1 != 3 || !isLeapYear(date.tm_year))) val = 1; - } - return leadingNulls(val, 2); - }, - "%w": date => date.tm_wday, - "%W": date => { - var days = date.tm_yday + 7 - ((date.tm_wday + 6) % 7); - return leadingNulls(Math.floor(days / 7), 2); - }, - "%y": date => (date.tm_year + 1900).toString().substring(2), - "%Y": date => date.tm_year + 1900, - "%z": date => { - var off = date.tm_gmtoff; - var ahead = off >= 0; - off = Math.abs(off) / 60; - off = (off / 60) * 100 + (off % 60); - return (ahead ? "+" : "-") + String("0000" + off).slice(-4); - }, - "%Z": date => date.tm_zone, - "%%": () => "%" - }; - pattern = pattern.replace(/%%/g, "\0\0"); - for (var rule in EXPANSION_RULES_2) { - if (pattern.includes(rule)) { - pattern = pattern.replace(new RegExp(rule, "g"), EXPANSION_RULES_2[rule](date)); - } - } - pattern = pattern.replace(/\0\0/g, "%"); - var bytes = intArrayFromString(pattern, false); - if (bytes.length > maxsize) { - return 0; - } - writeArrayToMemory(bytes, s); - return bytes.length - 1; -}; - -var _strftime_l = (s, maxsize, format, tm, loc) => _strftime(s, maxsize, format, tm); - -var _strptime = (buf, format, tm) => { - var pattern = UTF8ToString(format); - var SPECIAL_CHARS = "\\!@#$^&*()+=-[]/{}|:<>?,."; - for (var i = 0, ii = SPECIAL_CHARS.length; i < ii; ++i) { - pattern = pattern.replace(new RegExp("\\" + SPECIAL_CHARS[i], "g"), "\\" + SPECIAL_CHARS[i]); - } - var EQUIVALENT_MATCHERS = { - "A": "%a", - "B": "%b", - "c": "%a %b %d %H:%M:%S %Y", - "D": "%m\\/%d\\/%y", - "e": "%d", - "F": "%Y-%m-%d", - "h": "%b", - "R": "%H\\:%M", - "r": "%I\\:%M\\:%S\\s%p", - "T": "%H\\:%M\\:%S", - "x": "%m\\/%d\\/(?:%y|%Y)", - "X": "%H\\:%M\\:%S" - }; - var DATE_PATTERNS = { - /* weekday name */ "a": "(?:Sun(?:day)?)|(?:Mon(?:day)?)|(?:Tue(?:sday)?)|(?:Wed(?:nesday)?)|(?:Thu(?:rsday)?)|(?:Fri(?:day)?)|(?:Sat(?:urday)?)", - /* month name */ "b": "(?:Jan(?:uary)?)|(?:Feb(?:ruary)?)|(?:Mar(?:ch)?)|(?:Apr(?:il)?)|May|(?:Jun(?:e)?)|(?:Jul(?:y)?)|(?:Aug(?:ust)?)|(?:Sep(?:tember)?)|(?:Oct(?:ober)?)|(?:Nov(?:ember)?)|(?:Dec(?:ember)?)", - /* century */ "C": "\\d\\d", - /* day of month */ "d": "0[1-9]|[1-9](?!\\d)|1\\d|2\\d|30|31", - /* hour (24hr) */ "H": "\\d(?!\\d)|[0,1]\\d|20|21|22|23", - /* hour (12hr) */ "I": "\\d(?!\\d)|0\\d|10|11|12", - /* day of year */ "j": "00[1-9]|0?[1-9](?!\\d)|0?[1-9]\\d(?!\\d)|[1,2]\\d\\d|3[0-6]\\d", - /* month */ "m": "0[1-9]|[1-9](?!\\d)|10|11|12", - /* minutes */ "M": "0\\d|\\d(?!\\d)|[1-5]\\d", - /* whitespace */ "n": " ", - /* AM/PM */ "p": "AM|am|PM|pm|A\\.M\\.|a\\.m\\.|P\\.M\\.|p\\.m\\.", - /* seconds */ "S": "0\\d|\\d(?!\\d)|[1-5]\\d|60", - /* week number */ "U": "0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53", - /* week number */ "W": "0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53", - /* weekday number */ "w": "[0-6]", - /* 2-digit year */ "y": "\\d\\d", - /* 4-digit year */ "Y": "\\d\\d\\d\\d", - /* whitespace */ "t": " ", - /* time zone */ "z": "Z|(?:[\\+\\-]\\d\\d:?(?:\\d\\d)?)" - }; - var MONTH_NUMBERS = { - JAN: 0, - FEB: 1, - MAR: 2, - APR: 3, - MAY: 4, - JUN: 5, - JUL: 6, - AUG: 7, - SEP: 8, - OCT: 9, - NOV: 10, - DEC: 11 - }; - var DAY_NUMBERS_SUN_FIRST = { - SUN: 0, - MON: 1, - TUE: 2, - WED: 3, - THU: 4, - FRI: 5, - SAT: 6 - }; - var DAY_NUMBERS_MON_FIRST = { - MON: 0, - TUE: 1, - WED: 2, - THU: 3, - FRI: 4, - SAT: 5, - SUN: 6 - }; - var capture = []; - var pattern_out = pattern.replace(/%(.)/g, (m, c) => EQUIVALENT_MATCHERS[c] || m).replace(/%(.)/g, (_, c) => { - let pat = DATE_PATTERNS[c]; - if (pat) { - capture.push(c); - return `(${pat})`; - } else { - return c; - } - }).replace(/\s+/g, "\\s*"); - var matches = new RegExp("^" + pattern_out, "i").exec(UTF8ToString(buf)); - function initDate() { - function fixup(value, min, max) { - return (typeof value != "number" || isNaN(value)) ? min : (value >= min ? (value <= max ? value : max) : min); - } - return { - year: fixup(HEAP32[(((tm) + (20)) >> 2)] + 1900, 1970, 9999), - month: fixup(HEAP32[(((tm) + (16)) >> 2)], 0, 11), - day: fixup(HEAP32[(((tm) + (12)) >> 2)], 1, 31), - hour: fixup(HEAP32[(((tm) + (8)) >> 2)], 0, 23), - min: fixup(HEAP32[(((tm) + (4)) >> 2)], 0, 59), - sec: fixup(HEAP32[((tm) >> 2)], 0, 59), - gmtoff: 0 - }; - } - if (matches) { - var date = initDate(); - var value; - var getMatch = symbol => { - var pos = capture.indexOf(symbol); - if (pos >= 0) { - return matches[pos + 1]; - } - return; - }; - if ((value = getMatch("S"))) { - date.sec = jstoi_q(value); - } - if ((value = getMatch("M"))) { - date.min = jstoi_q(value); - } - if ((value = getMatch("H"))) { - date.hour = jstoi_q(value); - } else if ((value = getMatch("I"))) { - var hour = jstoi_q(value); - if ((value = getMatch("p"))) { - hour += value.toUpperCase()[0] === "P" ? 12 : 0; - } - date.hour = hour; - } - if ((value = getMatch("Y"))) { - date.year = jstoi_q(value); - } else if ((value = getMatch("y"))) { - var year = jstoi_q(value); - if ((value = getMatch("C"))) { - year += jstoi_q(value) * 100; - } else { - year += year < 69 ? 2e3 : 1900; - } - date.year = year; - } - if ((value = getMatch("m"))) { - date.month = jstoi_q(value) - 1; - } else if ((value = getMatch("b"))) { - date.month = MONTH_NUMBERS[value.substring(0, 3).toUpperCase()] || 0; - } - if ((value = getMatch("d"))) { - date.day = jstoi_q(value); - } else if ((value = getMatch("j"))) { - var day = jstoi_q(value); - var leapYear = isLeapYear(date.year); - for (var month = 0; month < 12; ++month) { - var daysUntilMonth = arraySum(leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, month - 1); - if (day <= daysUntilMonth + (leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR)[month]) { - date.day = day - daysUntilMonth; - } - } - } else if ((value = getMatch("a"))) { - var weekDay = value.substring(0, 3).toUpperCase(); - if ((value = getMatch("U"))) { - var weekDayNumber = DAY_NUMBERS_SUN_FIRST[weekDay]; - var weekNumber = jstoi_q(value); - var janFirst = new Date(date.year, 0, 1); - var endDate; - if (janFirst.getDay() === 0) { - endDate = addDays(janFirst, weekDayNumber + 7 * (weekNumber - 1)); - } else { - endDate = addDays(janFirst, 7 - janFirst.getDay() + weekDayNumber + 7 * (weekNumber - 1)); - } - date.day = endDate.getDate(); - date.month = endDate.getMonth(); - } else if ((value = getMatch("W"))) { - var weekDayNumber = DAY_NUMBERS_MON_FIRST[weekDay]; - var weekNumber = jstoi_q(value); - var janFirst = new Date(date.year, 0, 1); - var endDate; - if (janFirst.getDay() === 1) { - endDate = addDays(janFirst, weekDayNumber + 7 * (weekNumber - 1)); - } else { - endDate = addDays(janFirst, 7 - janFirst.getDay() + 1 + weekDayNumber + 7 * (weekNumber - 1)); - } - date.day = endDate.getDate(); - date.month = endDate.getMonth(); - } - } - if ((value = getMatch("z"))) { - if (value.toLowerCase() === "z") { - date.gmtoff = 0; - } else { - var match = value.match(/^((?:\-|\+)\d\d):?(\d\d)?/); - date.gmtoff = match[1] * 3600; - if (match[2]) { - date.gmtoff += date.gmtoff > 0 ? match[2] * 60 : -match[2] * 60; - } - } - } - /* + // The rest of the code comes from the built php.js file and esm-suffix.js + // include: shell.js + // The Module object: Our interface to the outside world. We import + // and export values on it. There are various ways Module can be used: + // 1. Not defined. We create it here + // 2. A function parameter, function(moduleArg) => Promise + // 3. pre-run appended it, var Module = {}; ..generated code.. + // 4. External script tag defines var Module. + // We need to check if Module already exists (e.g. case 3 above). + // Substitution will be replaced with actual code on later stage of the build, + // this way Closure Compiler will not mangle it (e.g. case 4. above). + // Note that if you want to run closure, and also to use Module + // after the generated code, you will need to define var Module = {}; + // before the code. Then that object will be used in the code, and you + // can continue to use Module afterwards as well. + var Module = typeof PHPLoader != 'undefined' ? PHPLoader : {}; + + var ENVIRONMENT_IS_WORKER = RuntimeName === 'WORKER'; + + var ENVIRONMENT_IS_NODE = RuntimeName === 'NODE'; + + if (ENVIRONMENT_IS_NODE) { + } + + // --pre-jses are emitted after the Module integration code, so that they can + // refer to Module (if they choose; they can also define Module) + // Sometimes an existing Module object exists with properties + // meant to overwrite the default module functionality. Here + // we collect those properties and reapply _after_ we configure + // the current environment's defaults to avoid having to be so + // defensive during initialization. + var moduleOverrides = Object.assign({}, Module); + + var arguments_ = []; + + var thisProgram = './this.program'; + + var quit_ = (status, toThrow) => { + throw toThrow; + }; + + // `/` should be present at the end if `scriptDirectory` is not empty + var scriptDirectory = ''; + + function locateFile(path) { + if (Module['locateFile']) { + return Module['locateFile'](path, scriptDirectory); + } + return scriptDirectory + path; + } + + // Hooks that are implemented differently in different runtime environments. + var readAsync, readBinary; + + if (ENVIRONMENT_IS_NODE) { + // These modules will usually be used on Node.js. Load them eagerly to avoid + // the complexity of lazy-loading. + var fs = require('fs'); + var nodePath = require('path'); + scriptDirectory = __dirname + '/'; + // include: node_shell_read.js + readBinary = (filename) => { + // We need to re-wrap `file://` strings to URLs. + filename = isFileURI(filename) ? new URL(filename) : filename; + var ret = fs.readFileSync(filename); + return ret; + }; + readAsync = async (filename, binary = true) => { + // See the comment in the `readBinary` function. + filename = isFileURI(filename) ? new URL(filename) : filename; + var ret = fs.readFileSync(filename, binary ? undefined : 'utf8'); + return ret; + }; + // end include: node_shell_read.js + if (!Module['thisProgram'] && process.argv.length > 1) { + thisProgram = process.argv[1].replace(/\\/g, '/'); + } + arguments_ = process.argv.slice(2); + if (typeof module != 'undefined') { + module['exports'] = Module; + } + quit_ = (status, toThrow) => { + process.exitCode = status; + throw toThrow; + }; + } // Note that this includes Node.js workers when relevant (pthreads is enabled). + // Node.js workers are detected as a combination of ENVIRONMENT_IS_WORKER and + // ENVIRONMENT_IS_NODE. + else { + } + + var out = Module['print'] || console.log.bind(console); + + var err = Module['printErr'] || console.error.bind(console); + + // Merge back in the overrides + Object.assign(Module, moduleOverrides); + + // Free the object hierarchy contained in the overrides, this lets the GC + // reclaim data used. + moduleOverrides = null; + + // Emit code to handle expected values on the Module object. This applies Module.x + // to the proper local x. This has two benefits: first, we only emit it if it is + // expected to arrive, and second, by using a local everywhere else that can be + // minified. + if (Module['arguments']) arguments_ = Module['arguments']; + + if (Module['thisProgram']) thisProgram = Module['thisProgram']; + if (Module['quit']) quit_ = Module['quit']; + + // perform assertions in shell.js after we set up out() and err(), as otherwise if an assertion fails it cannot print the message + // end include: shell.js + // include: preamble.js + // === Preamble library stuff === + // Documentation for the public APIs defined in this file must be updated in: + // site/source/docs/api_reference/preamble.js.rst + // A prebuilt local version of the documentation is available at: + // site/build/text/docs/api_reference/preamble.js.txt + // You can also build docs locally as HTML or other formats in site/ + // An online HTML version (which may be of a different version of Emscripten) + // is up at http://kripken.github.io/emscripten-site/docs/api_reference/preamble.js.html + var wasmBinary = Module['wasmBinary']; + + // end include: base64Utils.js + // Wasm globals + var wasmMemory; + + //======================================== + // Runtime essentials + //======================================== + // whether we are quitting the application. no code should run after this. + // set in exit() and abort() + var ABORT = false; + + // set by exit() and abort(). Passed to 'onExit' handler. + // NOTE: This is also used as the process return code code in shell environments + // but only when noExitRuntime is false. + var EXITSTATUS; + + // In STRICT mode, we only define assert() when ASSERTIONS is set. i.e. we + // don't define it at all in release modes. This matches the behaviour of + // MINIMAL_RUNTIME. + // TODO(sbc): Make this the default even without STRICT enabled. + /** @type {function(*, string=)} */ function assert(condition, text) { + if (!condition) { + // This build was created without ASSERTIONS defined. `assert()` should not + // ever be called in this configuration but in case there are callers in + // the wild leave this simple abort() implementation here for now. + abort(text); + } + } + + // Memory management + var /** @type {!Int8Array} */ HEAP8, + /** @type {!Uint8Array} */ HEAPU8, + /** @type {!Int16Array} */ HEAP16, + /** @type {!Uint16Array} */ HEAPU16, + /** @type {!Int32Array} */ HEAP32, + /** @type {!Uint32Array} */ HEAPU32, + /** @type {!Float32Array} */ HEAPF32, + /** @type {!Float64Array} */ HEAPF64; + + // include: runtime_shared.js + function updateMemoryViews() { + var b = wasmMemory.buffer; + Module['HEAP8'] = HEAP8 = new Int8Array(b); + Module['HEAP16'] = HEAP16 = new Int16Array(b); + Module['HEAPU8'] = HEAPU8 = new Uint8Array(b); + Module['HEAPU16'] = HEAPU16 = new Uint16Array(b); + Module['HEAP32'] = HEAP32 = new Int32Array(b); + Module['HEAPU32'] = HEAPU32 = new Uint32Array(b); + Module['HEAPF32'] = HEAPF32 = new Float32Array(b); + Module['HEAPF64'] = HEAPF64 = new Float64Array(b); + } + + // end include: runtime_shared.js + // include: runtime_stack_check.js + // end include: runtime_stack_check.js + var __ATPRERUN__ = []; + + // functions called before the runtime is initialized + var __ATINIT__ = []; + + // functions called during startup + var __ATEXIT__ = []; + + // functions called during shutdown + var __ATPOSTRUN__ = []; + + // functions called after the main() is called + var runtimeInitialized = false; + + var runtimeExited = false; + + function preRun() { + if (Module['preRun']) { + if (typeof Module['preRun'] == 'function') + Module['preRun'] = [Module['preRun']]; + while (Module['preRun'].length) { + addOnPreRun(Module['preRun'].shift()); + } + } + callRuntimeCallbacks(__ATPRERUN__); + } + + function initRuntime() { + runtimeInitialized = true; + SOCKFS.root = FS.mount(SOCKFS, {}, null); + if (!Module['noFSInit'] && !FS.initialized) FS.init(); + FS.ignorePermissions = false; + TTY.init(); + PIPEFS.root = FS.mount(PIPEFS, {}, null); + callRuntimeCallbacks(__ATINIT__); + } + + function exitRuntime() { + ___funcs_on_exit(); + // Native atexit() functions + callRuntimeCallbacks(__ATEXIT__); + FS.quit(); + TTY.shutdown(); + runtimeExited = true; + } + + function postRun() { + if (Module['postRun']) { + if (typeof Module['postRun'] == 'function') + Module['postRun'] = [Module['postRun']]; + while (Module['postRun'].length) { + addOnPostRun(Module['postRun'].shift()); + } + } + callRuntimeCallbacks(__ATPOSTRUN__); + } + + function addOnPreRun(cb) { + __ATPRERUN__.unshift(cb); + } + + function addOnInit(cb) { + __ATINIT__.unshift(cb); + } + + function addOnPostRun(cb) { + __ATPOSTRUN__.unshift(cb); + } + + // include: runtime_math.js + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/imul + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/fround + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/clz32 + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/trunc + // end include: runtime_math.js + // A counter of dependencies for calling run(). If we need to + // do asynchronous work before running, increment this and + // decrement it. Incrementing must happen in a place like + // Module.preRun (used by emcc to add file preloading). + // Note that you can add dependencies in preRun, even though + // it happens right before run - run will be postponed until + // the dependencies are met. + var runDependencies = 0; + + var dependenciesFulfilled = null; + + // overridden to take different actions when all run dependencies are fulfilled + function getUniqueRunDependency(id) { + return id; + } + + function addRunDependency(id) { + runDependencies++; + Module['monitorRunDependencies']?.(runDependencies); + } + + function removeRunDependency(id) { + runDependencies--; + Module['monitorRunDependencies']?.(runDependencies); + if (runDependencies == 0) { + if (dependenciesFulfilled) { + var callback = dependenciesFulfilled; + dependenciesFulfilled = null; + callback(); + } + } + } + + /** @param {string|number=} what */ function abort(what) { + Module['onAbort']?.(what); + what = 'Aborted(' + what + ')'; + // TODO(sbc): Should we remove printing and leave it up to whoever + // catches the exception? + err(what); + ABORT = true; + what += '. Build with -sASSERTIONS for more info.'; + // Use a wasm runtime error, because a JS error might be seen as a foreign + // exception, which means we'd run destructors on it. We need the error to + // simply make the program stop. + // FIXME This approach does not work in Wasm EH because it currently does not assume + // all RuntimeErrors are from traps; it decides whether a RuntimeError is from + // a trap or not based on a hidden field within the object. So at the moment + // we don't have a way of throwing a wasm trap from JS. TODO Make a JS API that + // allows this in the wasm spec. + // Suppress closure compiler warning here. Closure compiler's builtin extern + // definition for WebAssembly.RuntimeError claims it takes no arguments even + // though it can. + // TODO(https://github.com/google/closure-compiler/pull/3913): Remove if/when upstream closure gets fixed. + // See above, in the meantime, we resort to wasm code for trapping. + // In case abort() is called before the module is initialized, wasmExports + // and its exported '__trap' function is not available, in which case we throw + // a RuntimeError. + // We trap instead of throwing RuntimeError to prevent infinite-looping in + // Wasm EH code (because RuntimeError is considered as a foreign exception and + // caught by 'catch_all'), but in case throwing RuntimeError is fine because + // the module has not even been instantiated, even less running. + if (runtimeInitialized) { + ___trap(); + } + /** @suppress {checkTypes} */ var e = new WebAssembly.RuntimeError( + what + ); + // Throw the error whether or not MODULARIZE is set because abort is used + // in code paths apart from instantiation where an exception is expected + // to be thrown when abort is called. + throw e; + } + + // include: memoryprofiler.js + // end include: memoryprofiler.js + // include: URIUtils.js + // Prefix of data URIs emitted by SINGLE_FILE and related options. + var dataURIPrefix = 'data:application/octet-stream;base64,'; + + /** + * Indicates whether filename is a base64 data URI. + * @noinline + */ var isDataURI = (filename) => filename.startsWith(dataURIPrefix); + + /** + * Indicates whether filename is delivered via file protocol (as opposed to http/https) + * @noinline + */ var isFileURI = (filename) => filename.startsWith('file://'); + + // end include: URIUtils.js + // include: runtime_exceptions.js + // end include: runtime_exceptions.js + function findWasmBinary() { + var f = dependencyFilename; + if (!isDataURI(f)) { + return locateFile(f); + } + return f; + } + + var wasmBinaryFile; + + function getBinarySync(file) { + if (file == wasmBinaryFile && wasmBinary) { + return new Uint8Array(wasmBinary); + } + if (readBinary) { + return readBinary(file); + } + throw 'both async and sync fetching of the wasm failed'; + } + + async function getWasmBinary(binaryFile) { + // If we don't have the binary yet, load it asynchronously using readAsync. + if (!wasmBinary) { + // Fetch the binary using readAsync + try { + var response = await readAsync(binaryFile); + return new Uint8Array(response); + } catch {} + } + // Otherwise, getBinarySync should be able to get it synchronously + return getBinarySync(binaryFile); + } + + async function instantiateArrayBuffer(binaryFile, imports) { + try { + var binary = await getWasmBinary(binaryFile); + var instance = await WebAssembly.instantiate(binary, imports); + return instance; + } catch (reason) { + err(`failed to asynchronously prepare wasm: ${reason}`); + abort(reason); + } + } + + async function instantiateAsync(binary, binaryFile, imports) { + if ( + !binary && + typeof WebAssembly.instantiateStreaming == 'function' && + !isDataURI(binaryFile) && // Avoid instantiateStreaming() on Node.js environment for now, as while + // Node.js v18.1.0 implements it, it does not have a full fetch() + // implementation yet. + // Reference: + // https://github.com/emscripten-core/emscripten/pull/16917 + !ENVIRONMENT_IS_NODE && + typeof fetch == 'function' + ) { + try { + var response = fetch(binaryFile, { + credentials: 'same-origin', + }); + var instantiationResult = + await WebAssembly.instantiateStreaming(response, imports); + return instantiationResult; + } catch (reason) { + // We expect the most common failure cause to be a bad MIME type for the binary, + // in which case falling back to ArrayBuffer instantiation should work. + err(`wasm streaming compile failed: ${reason}`); + err('falling back to ArrayBuffer instantiation'); + } + } + return instantiateArrayBuffer(binaryFile, imports); + } + + function getWasmImports() { + // instrumenting imports is used in asyncify in two ways: to add assertions + // that check for proper import use, and for ASYNCIFY=2 we use them to set up + // the Promise API on the import side. + Asyncify.instrumentWasmImports(wasmImports); + // prepare imports + return { + env: wasmImports, + wasi_snapshot_preview1: wasmImports, + }; + } + + // Create the wasm instance. + // Receives the wasm imports, returns the exports. + async function createWasm() { + // Load the wasm module and create an instance of using native support in the JS engine. + // handle a generated wasm instance, receiving its exports and + // performing other necessary setup + /** @param {WebAssembly.Module=} module*/ function receiveInstance( + instance, + module + ) { + wasmExports = instance.exports; + wasmExports = Asyncify.instrumentWasmExports(wasmExports); + Module['wasmExports'] = wasmExports; + wasmMemory = wasmExports['memory']; + updateMemoryViews(); + wasmTable = wasmExports['__indirect_function_table']; + addOnInit(wasmExports['__wasm_call_ctors']); + removeRunDependency('wasm-instantiate'); + return wasmExports; + } + // wait for the pthread pool (if any) + addRunDependency('wasm-instantiate'); + // Prefer streaming instantiation if available. + function receiveInstantiationResult(result) { + // 'result' is a ResultObject object which has both the module and instance. + // receiveInstance() will swap in the exports (to Module.asm) so they can be called + // TODO: Due to Closure regression https://github.com/google/closure-compiler/issues/3193, the above line no longer optimizes out down to the following line. + // When the regression is fixed, can restore the above PTHREADS-enabled path. + receiveInstance(result['instance']); + } + var info = getWasmImports(); + // User shell pages can write their own Module.instantiateWasm = function(imports, successCallback) callback + // to manually instantiate the Wasm module themselves. This allows pages to + // run the instantiation parallel to any other async startup actions they are + // performing. + // Also pthreads and wasm workers initialize the wasm instance through this + // path. + if (Module['instantiateWasm']) { + try { + return Module['instantiateWasm'](info, receiveInstance); + } catch (e) { + err(`Module.instantiateWasm callback failed with error: ${e}`); + return false; + } + } + wasmBinaryFile ??= findWasmBinary(); + var result = await instantiateAsync(wasmBinary, wasmBinaryFile, info); + receiveInstantiationResult(result); + return result; + } + + // Globals used by JS i64 conversions (see makeSetValue) + var tempDouble; + + var tempI64; + + // include: runtime_debug.js + // end include: runtime_debug.js + // === Body === + function __asyncjs__js_popen_to_file(command, mode, exitCodePtr) { + return Asyncify.handleAsync(async () => { + const returnCallback = (resolver) => new Promise(resolver); + if (!command) return 1; + const cmdstr = UTF8ToString(command); + if (!cmdstr.length) return 0; + const modestr = UTF8ToString(mode); + if (!modestr.length) return 0; + if (modestr === 'w') { + console.error('popen($cmd, "w") is not implemented yet'); + } + return returnCallback(async (wakeUp) => { + let cp; + try { + cp = PHPWASM.spawnProcess(cmdstr, []); + if (cp instanceof Promise) { + cp = await cp; + } + } catch (e) { + console.error(e); + if (e.code === 'SPAWN_UNSUPPORTED') { + return 1; + } + throw e; + } + const outByteArrays = []; + cp.stdout.on('data', function (data) { + outByteArrays.push(data); + }); + const outputPath = '/tmp/popen_output'; + cp.on('exit', function (exitCode) { + const outBytes = new Uint8Array( + outByteArrays.reduce( + (acc, curr) => acc + curr.length, + 0 + ) + ); + let offset = 0; + for (const byteArray of outByteArrays) { + outBytes.set(byteArray, offset); + offset += byteArray.length; + } + FS.writeFile(outputPath, outBytes); + HEAPU8[exitCodePtr] = exitCode; + wakeUp(allocateUTF8OnStack(outputPath)); + }); + }); + }); + } + + __asyncjs__js_popen_to_file.sig = 'iiii'; + + function __asyncjs__wasm_poll_socket(socketd, events, timeout) { + return Asyncify.handleAsync(async () => { + const returnCallback = (resolver) => new Promise(resolver); + const POLLIN = 1; + const POLLPRI = 2; + const POLLOUT = 4; + const POLLERR = 8; + const POLLHUP = 16; + const POLLNVAL = 32; + return returnCallback((wakeUp) => { + const polls = []; + if (socketd in PHPWASM.child_proc_by_fd) { + const procInfo = PHPWASM.child_proc_by_fd[socketd]; + if (procInfo.exited) { + wakeUp(0); + return; + } + polls.push(PHPWASM.awaitEvent(procInfo.stdout, 'data')); + } else if (FS.isSocket(FS.getStream(socketd)?.node.mode)) { + const sock = getSocketFromFD(socketd); + if (!sock) { + wakeUp(0); + return; + } + const lookingFor = new Set(); + if (events & POLLIN || events & POLLPRI) { + if (sock.server) { + for (const client of sock.pending) { + if ((client.recv_queue || []).length > 0) { + wakeUp(1); + return; + } + } + } else if ((sock.recv_queue || []).length > 0) { + wakeUp(1); + return; + } + } + const webSockets = PHPWASM.getAllWebSockets(sock); + if (!webSockets.length) { + wakeUp(0); + return; + } + for (const ws of webSockets) { + if (events & POLLIN || events & POLLPRI) { + polls.push(PHPWASM.awaitData(ws)); + lookingFor.add('POLLIN'); + } + if (events & POLLOUT) { + polls.push(PHPWASM.awaitConnection(ws)); + lookingFor.add('POLLOUT'); + } + if (events & POLLHUP) { + polls.push(PHPWASM.awaitClose(ws)); + lookingFor.add('POLLHUP'); + } + if (events & POLLERR || events & POLLNVAL) { + polls.push(PHPWASM.awaitError(ws)); + lookingFor.add('POLLERR'); + } + } + } else { + setTimeout(function () { + wakeUp(1); + }, timeout); + return; + } + if (polls.length === 0) { + console.warn( + 'Unsupported poll event ' + + events + + ', defaulting to setTimeout().' + ); + setTimeout(function () { + wakeUp(0); + }, timeout); + return; + } + const promises = polls.map(([promise]) => promise); + const clearPolling = () => + polls.forEach(([, clear]) => clear()); + let awaken = false; + let timeoutId; + Promise.race(promises).then(function (results) { + if (!awaken) { + awaken = true; + wakeUp(1); + if (timeoutId) { + clearTimeout(timeoutId); + } + clearPolling(); + } + }); + if (timeout !== -1) { + timeoutId = setTimeout(function () { + if (!awaken) { + awaken = true; + wakeUp(0); + clearPolling(); + } + }, timeout); + } + }); + }); + } + + __asyncjs__wasm_poll_socket.sig = 'iiii'; + + function __asyncjs__js_fd_read(fd, iov, iovcnt, pnum) { + return Asyncify.handleAsync(async () => { + const returnCallback = (resolver) => new Promise(resolver); + if ( + Asyncify?.State?.Normal === undefined || + Asyncify?.state === Asyncify?.State?.Normal + ) { + var returnCode; + var stream; + let num = 0; + try { + stream = SYSCALLS.getStreamFromFD(fd); + const num = doReadv(stream, iov, iovcnt); + HEAPU32[pnum >> 2] = num; + return 0; + } catch (e) { + if ( + typeof FS == 'undefined' || + !(e.name === 'ErrnoError') + ) { + throw e; + } + if ( + e.errno !== 6 || + !(stream?.fd in PHPWASM.child_proc_by_fd) + ) { + HEAPU32[pnum >> 2] = 0; + return returnCode; + } + } + } + return returnCallback((wakeUp) => { + var retries = 0; + var interval = 50; + var timeout = 5e3; + var maxRetries = timeout / interval; + function poll() { + var returnCode; + var stream; + let num; + try { + stream = SYSCALLS.getStreamFromFD(fd); + num = doReadv(stream, iov, iovcnt); + returnCode = 0; + } catch (e) { + if ( + typeof FS == 'undefined' || + !(e.name === 'ErrnoError') + ) { + console.error(e); + throw e; + } + returnCode = e.errno; + } + const success = returnCode === 0; + const failure = + ++retries > maxRetries || + !(fd in PHPWASM.child_proc_by_fd) || + PHPWASM.child_proc_by_fd[fd]?.exited || + FS.isClosed(stream); + if (success) { + HEAPU32[pnum >> 2] = num; + wakeUp(0); + } else if (failure) { + HEAPU32[pnum >> 2] = 0; + wakeUp(returnCode === 6 ? 0 : returnCode); + } else { + setTimeout(poll, interval); + } + } + poll(); + }); + }); + } + + __asyncjs__js_fd_read.sig = 'iiiii'; + + function __asyncjs__js_module_onMessage(data, response_buffer) { + return Asyncify.handleAsync(async () => { + if (Module['onMessage']) { + const dataStr = UTF8ToString(data); + return Module['onMessage'](dataStr) + .then((response) => { + const responseBytes = + typeof response === 'string' + ? new TextEncoder().encode(response) + : response; + const responseSize = responseBytes.byteLength; + const responsePtr = _malloc(responseSize + 1); + HEAPU8.set(responseBytes, responsePtr); + HEAPU8[responsePtr + responseSize] = 0; + HEAPU8[response_buffer] = responsePtr; + HEAPU8[response_buffer + 1] = responsePtr >> 8; + HEAPU8[response_buffer + 2] = responsePtr >> 16; + HEAPU8[response_buffer + 3] = responsePtr >> 24; + return responseSize; + }) + .catch((e) => { + console.error(e); + return -1; + }); + } + }); + } + + __asyncjs__js_module_onMessage.sig = 'iii'; + + // end include: preamble.js + class ExitStatus { + name = 'ExitStatus'; + constructor(status) { + this.message = `Program terminated with exit(${status})`; + this.status = status; + } + } + ExitStatus = class PHPExitStatus extends Error { + constructor(status) { + super(status); + this.name = 'ExitStatus'; + this.message = 'Program terminated with exit(' + status + ')'; + this.status = status; + } + }; + + var callRuntimeCallbacks = (callbacks) => { + while (callbacks.length > 0) { + // Pass the module as the first argument. + callbacks.shift()(Module); + } + }; + + var noExitRuntime = Module['noExitRuntime'] || false; + + /** @type {function(...*):?} */ function _SharpYuvConvert() { + abort('missing function: SharpYuvConvert'); + } + + _SharpYuvConvert.stub = true; + + /** @type {function(...*):?} */ function _SharpYuvGetConversionMatrix() { + abort('missing function: SharpYuvGetConversionMatrix'); + } + + _SharpYuvGetConversionMatrix.stub = true; + + /** @type {function(...*):?} */ function _SharpYuvInit() { + abort('missing function: SharpYuvInit'); + } + + _SharpYuvInit.stub = true; + + var UTF8Decoder = + typeof TextDecoder != 'undefined' ? new TextDecoder() : undefined; + + /** + * Given a pointer 'idx' to a null-terminated UTF8-encoded string in the given + * array that contains uint8 values, returns a copy of that string as a + * Javascript String object. + * heapOrArray is either a regular array, or a JavaScript typed array view. + * @param {number=} idx + * @param {number=} maxBytesToRead + * @return {string} + */ var UTF8ArrayToString = ( + heapOrArray, + idx = 0, + maxBytesToRead = NaN + ) => { + var endIdx = idx + maxBytesToRead; + var endPtr = idx; + // TextDecoder needs to know the byte length in advance, it doesn't stop on + // null terminator by itself. Also, use the length info to avoid running tiny + // strings through TextDecoder, since .subarray() allocates garbage. + // (As a tiny code save trick, compare endPtr against endIdx using a negation, + // so that undefined/NaN means Infinity) + while (heapOrArray[endPtr] && !(endPtr >= endIdx)) ++endPtr; + if (endPtr - idx > 16 && heapOrArray.buffer && UTF8Decoder) { + return UTF8Decoder.decode(heapOrArray.subarray(idx, endPtr)); + } + var str = ''; + // If building with TextDecoder, we have already computed the string length + // above, so test loop end condition against that + while (idx < endPtr) { + // For UTF8 byte structure, see: + // http://en.wikipedia.org/wiki/UTF-8#Description + // https://www.ietf.org/rfc/rfc2279.txt + // https://tools.ietf.org/html/rfc3629 + var u0 = heapOrArray[idx++]; + if (!(u0 & 128)) { + str += String.fromCharCode(u0); + continue; + } + var u1 = heapOrArray[idx++] & 63; + if ((u0 & 224) == 192) { + str += String.fromCharCode(((u0 & 31) << 6) | u1); + continue; + } + var u2 = heapOrArray[idx++] & 63; + if ((u0 & 240) == 224) { + u0 = ((u0 & 15) << 12) | (u1 << 6) | u2; + } else { + u0 = + ((u0 & 7) << 18) | + (u1 << 12) | + (u2 << 6) | + (heapOrArray[idx++] & 63); + } + if (u0 < 65536) { + str += String.fromCharCode(u0); + } else { + var ch = u0 - 65536; + str += String.fromCharCode( + 55296 | (ch >> 10), + 56320 | (ch & 1023) + ); + } + } + return str; + }; + + /** + * Given a pointer 'ptr' to a null-terminated UTF8-encoded string in the + * emscripten HEAP, returns a copy of that string as a Javascript String object. + * + * @param {number} ptr + * @param {number=} maxBytesToRead - An optional length that specifies the + * maximum number of bytes to read. You can omit this parameter to scan the + * string until the first 0 byte. If maxBytesToRead is passed, and the string + * at [ptr, ptr+maxBytesToReadr[ contains a null byte in the middle, then the + * string will cut short at that byte index (i.e. maxBytesToRead will not + * produce a string of exact length [ptr, ptr+maxBytesToRead[) N.B. mixing + * frequent uses of UTF8ToString() with and without maxBytesToRead may throw + * JS JIT optimizations off, so it is worth to consider consistently using one + * @return {string} + */ var UTF8ToString = (ptr, maxBytesToRead) => + ptr ? UTF8ArrayToString(HEAPU8, ptr, maxBytesToRead) : ''; + + Module['UTF8ToString'] = UTF8ToString; + + var ___assert_fail = (condition, filename, line, func) => + abort( + `Assertion failed: ${UTF8ToString(condition)}, at: ` + + [ + filename ? UTF8ToString(filename) : 'unknown filename', + line, + func ? UTF8ToString(func) : 'unknown function', + ] + ); + + var wasmTableMirror = []; + + /** @type {WebAssembly.Table} */ var wasmTable; + + var getWasmTableEntry = (funcPtr) => { + var func = wasmTableMirror[funcPtr]; + if (!func) { + if (funcPtr >= wasmTableMirror.length) + wasmTableMirror.length = funcPtr + 1; + /** @suppress {checkTypes} */ wasmTableMirror[funcPtr] = func = + wasmTable.get(funcPtr); + if (Asyncify.isAsyncExport(func)) { + wasmTableMirror[funcPtr] = func = + Asyncify.makeAsyncFunction(func); + } + } + return func; + }; + + var ___call_sighandler = (fp, sig) => getWasmTableEntry(fp)(sig); + + var initRandomFill = () => { + if ( + typeof crypto == 'object' && + typeof crypto['getRandomValues'] == 'function' + ) { + // for modern web browsers + return (view) => crypto.getRandomValues(view); + } else if (ENVIRONMENT_IS_NODE) { + // for nodejs with or without crypto support included + try { + var crypto_module = require('crypto'); + var randomFillSync = crypto_module['randomFillSync']; + if (randomFillSync) { + // nodejs with LTS crypto support + return (view) => crypto_module['randomFillSync'](view); + } + // very old nodejs with the original crypto API + var randomBytes = crypto_module['randomBytes']; + return (view) => ( + view.set(randomBytes(view.byteLength)), // Return the original view to match modern native implementations. + view + ); + } catch (e) {} + } + // we couldn't find a proper implementation, as Math.random() is not suitable for /dev/random, see emscripten-core/emscripten/pull/7096 + abort('initRandomDevice'); + }; + + var randomFill = (view) => (randomFill = initRandomFill())(view); + + var PATH = { + isAbs: (path) => path.charAt(0) === '/', + splitPath: (filename) => { + var splitPathRe = + /^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/; + return splitPathRe.exec(filename).slice(1); + }, + normalizeArray: (parts, allowAboveRoot) => { + // if the path tries to go above the root, `up` ends up > 0 + var up = 0; + for (var i = parts.length - 1; i >= 0; i--) { + var last = parts[i]; + if (last === '.') { + parts.splice(i, 1); + } else if (last === '..') { + parts.splice(i, 1); + up++; + } else if (up) { + parts.splice(i, 1); + up--; + } + } + // if the path is allowed to go above the root, restore leading ..s + if (allowAboveRoot) { + for (; up; up--) { + parts.unshift('..'); + } + } + return parts; + }, + normalize: (path) => { + var isAbsolute = PATH.isAbs(path), + trailingSlash = path.substr(-1) === '/'; + // Normalize the path + path = PATH.normalizeArray( + path.split('/').filter((p) => !!p), + !isAbsolute + ).join('/'); + if (!path && !isAbsolute) { + path = '.'; + } + if (path && trailingSlash) { + path += '/'; + } + return (isAbsolute ? '/' : '') + path; + }, + dirname: (path) => { + var result = PATH.splitPath(path), + root = result[0], + dir = result[1]; + if (!root && !dir) { + // No dirname whatsoever + return '.'; + } + if (dir) { + // It has a dirname, strip trailing slash + dir = dir.substr(0, dir.length - 1); + } + return root + dir; + }, + basename: (path) => { + // EMSCRIPTEN return '/'' for '/', not an empty string + if (path === '/') return '/'; + path = PATH.normalize(path); + path = path.replace(/\/$/, ''); + var lastSlash = path.lastIndexOf('/'); + if (lastSlash === -1) return path; + return path.substr(lastSlash + 1); + }, + join: (...paths) => PATH.normalize(paths.join('/')), + join2: (l, r) => PATH.normalize(l + '/' + r), + }; + + var PATH_FS = { + resolve: (...args) => { + var resolvedPath = '', + resolvedAbsolute = false; + for (var i = args.length - 1; i >= -1 && !resolvedAbsolute; i--) { + var path = i >= 0 ? args[i] : FS.cwd(); + // Skip empty and invalid entries + if (typeof path != 'string') { + throw new TypeError( + 'Arguments to path.resolve must be strings' + ); + } else if (!path) { + return ''; + } + // an invalid portion invalidates the whole thing + resolvedPath = path + '/' + resolvedPath; + resolvedAbsolute = PATH.isAbs(path); + } + // At this point the path should be resolved to a full absolute path, but + // handle relative paths to be safe (might happen when process.cwd() fails) + resolvedPath = PATH.normalizeArray( + resolvedPath.split('/').filter((p) => !!p), + !resolvedAbsolute + ).join('/'); + return (resolvedAbsolute ? '/' : '') + resolvedPath || '.'; + }, + relative: (from, to) => { + from = PATH_FS.resolve(from).substr(1); + to = PATH_FS.resolve(to).substr(1); + function trim(arr) { + var start = 0; + for (; start < arr.length; start++) { + if (arr[start] !== '') break; + } + var end = arr.length - 1; + for (; end >= 0; end--) { + if (arr[end] !== '') break; + } + if (start > end) return []; + return arr.slice(start, end - start + 1); + } + var fromParts = trim(from.split('/')); + var toParts = trim(to.split('/')); + var length = Math.min(fromParts.length, toParts.length); + var samePartsLength = length; + for (var i = 0; i < length; i++) { + if (fromParts[i] !== toParts[i]) { + samePartsLength = i; + break; + } + } + var outputParts = []; + for (var i = samePartsLength; i < fromParts.length; i++) { + outputParts.push('..'); + } + outputParts = outputParts.concat(toParts.slice(samePartsLength)); + return outputParts.join('/'); + }, + }; + + var FS_stdin_getChar_buffer = []; + + var lengthBytesUTF8 = (str) => { + var len = 0; + for (var i = 0; i < str.length; ++i) { + // Gotcha: charCodeAt returns a 16-bit word that is a UTF-16 encoded code + // unit, not a Unicode code point of the character! So decode + // UTF16->UTF32->UTF8. + // See http://unicode.org/faq/utf_bom.html#utf16-3 + var c = str.charCodeAt(i); + // possibly a lead surrogate + if (c <= 127) { + len++; + } else if (c <= 2047) { + len += 2; + } else if (c >= 55296 && c <= 57343) { + len += 4; + ++i; + } else { + len += 3; + } + } + return len; + }; + + Module['lengthBytesUTF8'] = lengthBytesUTF8; + + var stringToUTF8Array = (str, heap, outIdx, maxBytesToWrite) => { + // Parameter maxBytesToWrite is not optional. Negative values, 0, null, + // undefined and false each don't write out any bytes. + if (!(maxBytesToWrite > 0)) return 0; + var startIdx = outIdx; + var endIdx = outIdx + maxBytesToWrite - 1; + // -1 for string null terminator. + for (var i = 0; i < str.length; ++i) { + // Gotcha: charCodeAt returns a 16-bit word that is a UTF-16 encoded code + // unit, not a Unicode code point of the character! So decode + // UTF16->UTF32->UTF8. + // See http://unicode.org/faq/utf_bom.html#utf16-3 + // For UTF8 byte structure, see http://en.wikipedia.org/wiki/UTF-8#Description + // and https://www.ietf.org/rfc/rfc2279.txt + // and https://tools.ietf.org/html/rfc3629 + var u = str.charCodeAt(i); + // possibly a lead surrogate + if (u >= 55296 && u <= 57343) { + var u1 = str.charCodeAt(++i); + u = (65536 + ((u & 1023) << 10)) | (u1 & 1023); + } + if (u <= 127) { + if (outIdx >= endIdx) break; + heap[outIdx++] = u; + } else if (u <= 2047) { + if (outIdx + 1 >= endIdx) break; + heap[outIdx++] = 192 | (u >> 6); + heap[outIdx++] = 128 | (u & 63); + } else if (u <= 65535) { + if (outIdx + 2 >= endIdx) break; + heap[outIdx++] = 224 | (u >> 12); + heap[outIdx++] = 128 | ((u >> 6) & 63); + heap[outIdx++] = 128 | (u & 63); + } else { + if (outIdx + 3 >= endIdx) break; + heap[outIdx++] = 240 | (u >> 18); + heap[outIdx++] = 128 | ((u >> 12) & 63); + heap[outIdx++] = 128 | ((u >> 6) & 63); + heap[outIdx++] = 128 | (u & 63); + } + } + // Null-terminate the pointer to the buffer. + heap[outIdx] = 0; + return outIdx - startIdx; + }; + + /** @type {function(string, boolean=, number=)} */ function intArrayFromString( + stringy, + dontAddNull, + length + ) { + var len = length > 0 ? length : lengthBytesUTF8(stringy) + 1; + var u8array = new Array(len); + var numBytesWritten = stringToUTF8Array( + stringy, + u8array, + 0, + u8array.length + ); + if (dontAddNull) u8array.length = numBytesWritten; + return u8array; + } + + var FS_stdin_getChar = () => { + if (!FS_stdin_getChar_buffer.length) { + var result = null; + if (ENVIRONMENT_IS_NODE) { + // we will read data by chunks of BUFSIZE + var BUFSIZE = 256; + var buf = Buffer.alloc(BUFSIZE); + var bytesRead = 0; + // For some reason we must suppress a closure warning here, even though + // fd definitely exists on process.stdin, and is even the proper way to + // get the fd of stdin, + // https://github.com/nodejs/help/issues/2136#issuecomment-523649904 + // This started to happen after moving this logic out of library_tty.js, + // so it is related to the surrounding code in some unclear manner. + /** @suppress {missingProperties} */ var fd = process.stdin.fd; + try { + bytesRead = fs.readSync(fd, buf, 0, BUFSIZE); + } catch (e) { + // Cross-platform differences: on Windows, reading EOF throws an + // exception, but on other OSes, reading EOF returns 0. Uniformize + // behavior by treating the EOF exception to return 0. + if (e.toString().includes('EOF')) bytesRead = 0; + else throw e; + } + if (bytesRead > 0) { + result = buf.slice(0, bytesRead).toString('utf-8'); + } + } else { + } + if (!result) { + return null; + } + FS_stdin_getChar_buffer = intArrayFromString(result, true); + } + return FS_stdin_getChar_buffer.shift(); + }; + + var TTY = { + ttys: [], + init() {}, + // https://github.com/emscripten-core/emscripten/pull/1555 + // if (ENVIRONMENT_IS_NODE) { + // // currently, FS.init does not distinguish if process.stdin is a file or TTY + // // device, it always assumes it's a TTY device. because of this, we're forcing + // // process.stdin to UTF8 encoding to at least make stdin reading compatible + // // with text files until FS.init can be refactored. + // process.stdin.setEncoding('utf8'); + // } + shutdown() {}, + // https://github.com/emscripten-core/emscripten/pull/1555 + // if (ENVIRONMENT_IS_NODE) { + // // inolen: any idea as to why node -e 'process.stdin.read()' wouldn't exit immediately (with process.stdin being a tty)? + // // isaacs: because now it's reading from the stream, you've expressed interest in it, so that read() kicks off a _read() which creates a ReadReq operation + // // inolen: I thought read() in that case was a synchronous operation that just grabbed some amount of buffered data if it exists? + // // isaacs: it is. but it also triggers a _read() call, which calls readStart() on the handle + // // isaacs: do process.stdin.pause() and i'd think it'd probably close the pending call + // process.stdin.pause(); + // } + register(dev, ops) { + TTY.ttys[dev] = { + input: [], + output: [], + ops, + }; + FS.registerDevice(dev, TTY.stream_ops); + }, + stream_ops: { + open(stream) { + var tty = TTY.ttys[stream.node.rdev]; + if (!tty) { + throw new FS.ErrnoError(43); + } + stream.tty = tty; + stream.seekable = false; + }, + close(stream) { + // flush any pending line data + stream.tty.ops.fsync(stream.tty); + }, + fsync(stream) { + stream.tty.ops.fsync(stream.tty); + }, + read(stream, buffer, offset, length, pos) { + /* ignored */ if (!stream.tty || !stream.tty.ops.get_char) { + throw new FS.ErrnoError(60); + } + var bytesRead = 0; + for (var i = 0; i < length; i++) { + var result; + try { + result = stream.tty.ops.get_char(stream.tty); + } catch (e) { + throw new FS.ErrnoError(29); + } + if (result === undefined && bytesRead === 0) { + throw new FS.ErrnoError(6); + } + if (result === null || result === undefined) break; + bytesRead++; + buffer[offset + i] = result; + } + if (bytesRead) { + stream.node.atime = Date.now(); + } + return bytesRead; + }, + write(stream, buffer, offset, length, pos) { + if (!stream.tty || !stream.tty.ops.put_char) { + throw new FS.ErrnoError(60); + } + try { + for (var i = 0; i < length; i++) { + stream.tty.ops.put_char(stream.tty, buffer[offset + i]); + } + } catch (e) { + throw new FS.ErrnoError(29); + } + if (length) { + stream.node.mtime = stream.node.ctime = Date.now(); + } + return i; + }, + }, + default_tty_ops: { + get_char(tty) { + return FS_stdin_getChar(); + }, + put_char(tty, val) { + if (val === null || val === 10) { + out(UTF8ArrayToString(tty.output)); + tty.output = []; + } else { + if (val != 0) tty.output.push(val); + } + }, + // val == 0 would cut text output off in the middle. + fsync(tty) { + if (tty.output && tty.output.length > 0) { + out(UTF8ArrayToString(tty.output)); + tty.output = []; + } + }, + ioctl_tcgets(tty) { + // typical setting + return { + c_iflag: 25856, + c_oflag: 5, + c_cflag: 191, + c_lflag: 35387, + c_cc: [ + 3, 28, 127, 21, 4, 0, 1, 0, 17, 19, 26, 0, 18, 15, 23, + 22, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + ], + }; + }, + ioctl_tcsets(tty, optional_actions, data) { + // currently just ignore + return 0; + }, + ioctl_tiocgwinsz(tty) { + return [24, 80]; + }, + }, + default_tty1_ops: { + put_char(tty, val) { + if (val === null || val === 10) { + err(UTF8ArrayToString(tty.output)); + tty.output = []; + } else { + if (val != 0) tty.output.push(val); + } + }, + fsync(tty) { + if (tty.output && tty.output.length > 0) { + err(UTF8ArrayToString(tty.output)); + tty.output = []; + } + }, + }, + }; + + var zeroMemory = (address, size) => { + HEAPU8.fill(0, address, address + size); + }; + + var alignMemory = (size, alignment) => + Math.ceil(size / alignment) * alignment; + + var mmapAlloc = (size) => { + size = alignMemory(size, 65536); + var ptr = _emscripten_builtin_memalign(65536, size); + if (ptr) zeroMemory(ptr, size); + return ptr; + }; + + var MEMFS = { + ops_table: null, + mount(mount) { + return MEMFS.createNode(null, '/', 16895, 0); + }, + createNode(parent, name, mode, dev) { + if (FS.isBlkdev(mode) || FS.isFIFO(mode)) { + // no supported + throw new FS.ErrnoError(63); + } + MEMFS.ops_table ||= { + dir: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + lookup: MEMFS.node_ops.lookup, + mknod: MEMFS.node_ops.mknod, + rename: MEMFS.node_ops.rename, + unlink: MEMFS.node_ops.unlink, + rmdir: MEMFS.node_ops.rmdir, + readdir: MEMFS.node_ops.readdir, + symlink: MEMFS.node_ops.symlink, + }, + stream: { + llseek: MEMFS.stream_ops.llseek, + }, + }, + file: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + }, + stream: { + llseek: MEMFS.stream_ops.llseek, + read: MEMFS.stream_ops.read, + write: MEMFS.stream_ops.write, + allocate: MEMFS.stream_ops.allocate, + mmap: MEMFS.stream_ops.mmap, + msync: MEMFS.stream_ops.msync, + }, + }, + link: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + readlink: MEMFS.node_ops.readlink, + }, + stream: {}, + }, + chrdev: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + }, + stream: FS.chrdev_stream_ops, + }, + }; + var node = FS.createNode(parent, name, mode, dev); + if (FS.isDir(node.mode)) { + node.node_ops = MEMFS.ops_table.dir.node; + node.stream_ops = MEMFS.ops_table.dir.stream; + node.contents = {}; + } else if (FS.isFile(node.mode)) { + node.node_ops = MEMFS.ops_table.file.node; + node.stream_ops = MEMFS.ops_table.file.stream; + node.usedBytes = 0; + // The actual number of bytes used in the typed array, as opposed to contents.length which gives the whole capacity. + // When the byte data of the file is populated, this will point to either a typed array, or a normal JS array. Typed arrays are preferred + // for performance, and used by default. However, typed arrays are not resizable like normal JS arrays are, so there is a small disk size + // penalty involved for appending file writes that continuously grow a file similar to std::vector capacity vs used -scheme. + node.contents = null; + } else if (FS.isLink(node.mode)) { + node.node_ops = MEMFS.ops_table.link.node; + node.stream_ops = MEMFS.ops_table.link.stream; + } else if (FS.isChrdev(node.mode)) { + node.node_ops = MEMFS.ops_table.chrdev.node; + node.stream_ops = MEMFS.ops_table.chrdev.stream; + } + node.atime = node.mtime = node.ctime = Date.now(); + // add the new node to the parent + if (parent) { + parent.contents[name] = node; + parent.atime = parent.mtime = parent.ctime = node.atime; + } + return node; + }, + getFileDataAsTypedArray(node) { + if (!node.contents) return new Uint8Array(0); + if (node.contents.subarray) + return node.contents.subarray(0, node.usedBytes); + // Make sure to not return excess unused bytes. + return new Uint8Array(node.contents); + }, + expandFileStorage(node, newCapacity) { + var prevCapacity = node.contents ? node.contents.length : 0; + if (prevCapacity >= newCapacity) return; + // No need to expand, the storage was already large enough. + // Don't expand strictly to the given requested limit if it's only a very small increase, but instead geometrically grow capacity. + // For small filesizes (<1MB), perform size*2 geometric increase, but for large sizes, do a much more conservative size*1.125 increase to + // avoid overshooting the allocation cap by a very large margin. + var CAPACITY_DOUBLING_MAX = 1024 * 1024; + newCapacity = Math.max( + newCapacity, + (prevCapacity * + (prevCapacity < CAPACITY_DOUBLING_MAX ? 2 : 1.125)) >>> + 0 + ); + if (prevCapacity != 0) newCapacity = Math.max(newCapacity, 256); + // At minimum allocate 256b for each file when expanding. + var oldContents = node.contents; + node.contents = new Uint8Array(newCapacity); + // Allocate new storage. + if (node.usedBytes > 0) + node.contents.set(oldContents.subarray(0, node.usedBytes), 0); + }, + // Copy old data over to the new storage. + resizeFileStorage(node, newSize) { + if (node.usedBytes == newSize) return; + if (newSize == 0) { + node.contents = null; + // Fully decommit when requesting a resize to zero. + node.usedBytes = 0; + } else { + var oldContents = node.contents; + node.contents = new Uint8Array(newSize); + // Allocate new storage. + if (oldContents) { + node.contents.set( + oldContents.subarray( + 0, + Math.min(newSize, node.usedBytes) + ) + ); + } + // Copy old data over to the new storage. + node.usedBytes = newSize; + } + }, + node_ops: { + getattr(node) { + var attr = {}; + // device numbers reuse inode numbers. + attr.dev = FS.isChrdev(node.mode) ? node.id : 1; + attr.ino = node.id; + attr.mode = node.mode; + attr.nlink = 1; + attr.uid = 0; + attr.gid = 0; + attr.rdev = node.rdev; + if (FS.isDir(node.mode)) { + attr.size = 4096; + } else if (FS.isFile(node.mode)) { + attr.size = node.usedBytes; + } else if (FS.isLink(node.mode)) { + attr.size = node.link.length; + } else { + attr.size = 0; + } + attr.atime = new Date(node.atime); + attr.mtime = new Date(node.mtime); + attr.ctime = new Date(node.ctime); + // NOTE: In our implementation, st_blocks = Math.ceil(st_size/st_blksize), + // but this is not required by the standard. + attr.blksize = 4096; + attr.blocks = Math.ceil(attr.size / attr.blksize); + return attr; + }, + setattr(node, attr) { + for (const key of ['mode', 'atime', 'mtime', 'ctime']) { + if (attr[key]) { + node[key] = attr[key]; + } + } + if (attr.size !== undefined) { + MEMFS.resizeFileStorage(node, attr.size); + } + }, + lookup(parent, name) { + throw MEMFS.doesNotExistError; + }, + mknod(parent, name, mode, dev) { + return MEMFS.createNode(parent, name, mode, dev); + }, + rename(old_node, new_dir, new_name) { + var new_node; + try { + new_node = FS.lookupNode(new_dir, new_name); + } catch (e) {} + if (new_node) { + if (FS.isDir(old_node.mode)) { + // if we're overwriting a directory at new_name, make sure it's empty. + for (var i in new_node.contents) { + throw new FS.ErrnoError(55); + } + } + FS.hashRemoveNode(new_node); + } + // do the internal rewiring + delete old_node.parent.contents[old_node.name]; + new_dir.contents[new_name] = old_node; + old_node.name = new_name; + new_dir.ctime = + new_dir.mtime = + old_node.parent.ctime = + old_node.parent.mtime = + Date.now(); + }, + unlink(parent, name) { + delete parent.contents[name]; + parent.ctime = parent.mtime = Date.now(); + }, + rmdir(parent, name) { + var node = FS.lookupNode(parent, name); + for (var i in node.contents) { + throw new FS.ErrnoError(55); + } + delete parent.contents[name]; + parent.ctime = parent.mtime = Date.now(); + }, + readdir(node) { + return ['.', '..', ...Object.keys(node.contents)]; + }, + symlink(parent, newname, oldpath) { + var node = MEMFS.createNode(parent, newname, 511 | 40960, 0); + node.link = oldpath; + return node; + }, + readlink(node) { + if (!FS.isLink(node.mode)) { + throw new FS.ErrnoError(28); + } + return node.link; + }, + }, + stream_ops: { + read(stream, buffer, offset, length, position) { + var contents = stream.node.contents; + if (position >= stream.node.usedBytes) return 0; + var size = Math.min(stream.node.usedBytes - position, length); + if (size > 8 && contents.subarray) { + // non-trivial, and typed array + buffer.set( + contents.subarray(position, position + size), + offset + ); + } else { + for (var i = 0; i < size; i++) + buffer[offset + i] = contents[position + i]; + } + return size; + }, + write(stream, buffer, offset, length, position, canOwn) { + // If the buffer is located in main memory (HEAP), and if + // memory can grow, we can't hold on to references of the + // memory buffer, as they may get invalidated. That means we + // need to do copy its contents. + if (buffer.buffer === HEAP8.buffer) { + canOwn = false; + } + if (!length) return 0; + var node = stream.node; + node.mtime = node.ctime = Date.now(); + if ( + buffer.subarray && + (!node.contents || node.contents.subarray) + ) { + // This write is from a typed array to a typed array? + if (canOwn) { + node.contents = buffer.subarray( + offset, + offset + length + ); + node.usedBytes = length; + return length; + } else if (node.usedBytes === 0 && position === 0) { + // If this is a simple first write to an empty file, do a fast set since we don't need to care about old data. + node.contents = buffer.slice(offset, offset + length); + node.usedBytes = length; + return length; + } else if (position + length <= node.usedBytes) { + // Writing to an already allocated and used subrange of the file? + node.contents.set( + buffer.subarray(offset, offset + length), + position + ); + return length; + } + } + // Appending to an existing file and we need to reallocate, or source data did not come as a typed array. + MEMFS.expandFileStorage(node, position + length); + if (node.contents.subarray && buffer.subarray) { + // Use typed array write which is available. + node.contents.set( + buffer.subarray(offset, offset + length), + position + ); + } else { + for (var i = 0; i < length; i++) { + node.contents[position + i] = buffer[offset + i]; + } + } + node.usedBytes = Math.max(node.usedBytes, position + length); + return length; + }, + llseek(stream, offset, whence) { + var position = offset; + if (whence === 1) { + position += stream.position; + } else if (whence === 2) { + if (FS.isFile(stream.node.mode)) { + position += stream.node.usedBytes; + } + } + if (position < 0) { + throw new FS.ErrnoError(28); + } + return position; + }, + allocate(stream, offset, length) { + MEMFS.expandFileStorage(stream.node, offset + length); + stream.node.usedBytes = Math.max( + stream.node.usedBytes, + offset + length + ); + }, + mmap(stream, length, position, prot, flags) { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + var ptr; + var allocated; + var contents = stream.node.contents; + // Only make a new copy when MAP_PRIVATE is specified. + if ( + !(flags & 2) && + contents && + contents.buffer === HEAP8.buffer + ) { + // We can't emulate MAP_SHARED when the file is not backed by the + // buffer we're mapping to (e.g. the HEAP buffer). + allocated = false; + ptr = contents.byteOffset; + } else { + allocated = true; + ptr = mmapAlloc(length); + if (!ptr) { + throw new FS.ErrnoError(48); + } + if (contents) { + // Try to avoid unnecessary slices. + if ( + position > 0 || + position + length < contents.length + ) { + if (contents.subarray) { + contents = contents.subarray( + position, + position + length + ); + } else { + contents = Array.prototype.slice.call( + contents, + position, + position + length + ); + } + } + HEAP8.set(contents, ptr); + } + } + return { + ptr, + allocated, + }; + }, + msync(stream, buffer, offset, length, mmapFlags) { + MEMFS.stream_ops.write( + stream, + buffer, + 0, + length, + offset, + false + ); + // should we check if bytesWritten and length are the same? + return 0; + }, + }, + }; + + var asyncLoad = async (url) => { + var arrayBuffer = await readAsync(url); + return new Uint8Array(arrayBuffer); + }; + + asyncLoad.isAsync = true; + + var FS_createDataFile = ( + parent, + name, + fileData, + canRead, + canWrite, + canOwn + ) => { + FS.createDataFile(parent, name, fileData, canRead, canWrite, canOwn); + }; + + var preloadPlugins = Module['preloadPlugins'] || []; + + var FS_handledByPreloadPlugin = (byteArray, fullname, finish, onerror) => { + // Ensure plugins are ready. + if (typeof Browser != 'undefined') Browser.init(); + var handled = false; + preloadPlugins.forEach((plugin) => { + if (handled) return; + if (plugin['canHandle'](fullname)) { + plugin['handle'](byteArray, fullname, finish, onerror); + handled = true; + } + }); + return handled; + }; + + var FS_createPreloadedFile = ( + parent, + name, + url, + canRead, + canWrite, + onload, + onerror, + dontCreateFile, + canOwn, + preFinish + ) => { + // TODO we should allow people to just pass in a complete filename instead + // of parent and name being that we just join them anyways + var fullname = name + ? PATH_FS.resolve(PATH.join2(parent, name)) + : parent; + var dep = getUniqueRunDependency(`cp ${fullname}`); + // might have several active requests for the same fullname + function processData(byteArray) { + function finish(byteArray) { + preFinish?.(); + if (!dontCreateFile) { + FS_createDataFile( + parent, + name, + byteArray, + canRead, + canWrite, + canOwn + ); + } + onload?.(); + removeRunDependency(dep); + } + if ( + FS_handledByPreloadPlugin(byteArray, fullname, finish, () => { + onerror?.(); + removeRunDependency(dep); + }) + ) { + return; + } + finish(byteArray); + } + addRunDependency(dep); + if (typeof url == 'string') { + asyncLoad(url).then(processData, onerror); + } else { + processData(url); + } + }; + + var FS_modeStringToFlags = (str) => { + var flagModes = { + r: 0, + 'r+': 2, + w: 512 | 64 | 1, + 'w+': 512 | 64 | 2, + a: 1024 | 64 | 1, + 'a+': 1024 | 64 | 2, + }; + var flags = flagModes[str]; + if (typeof flags == 'undefined') { + throw new Error(`Unknown file open mode: ${str}`); + } + return flags; + }; + + var FS_getMode = (canRead, canWrite) => { + var mode = 0; + if (canRead) mode |= 292 | 73; + if (canWrite) mode |= 146; + return mode; + }; + + var ERRNO_CODES = { + EPERM: 63, + ENOENT: 44, + ESRCH: 71, + EINTR: 27, + EIO: 29, + ENXIO: 60, + E2BIG: 1, + ENOEXEC: 45, + EBADF: 8, + ECHILD: 12, + EAGAIN: 6, + EWOULDBLOCK: 6, + ENOMEM: 48, + EACCES: 2, + EFAULT: 21, + ENOTBLK: 105, + EBUSY: 10, + EEXIST: 20, + EXDEV: 75, + ENODEV: 43, + ENOTDIR: 54, + EISDIR: 31, + EINVAL: 28, + ENFILE: 41, + EMFILE: 33, + ENOTTY: 59, + ETXTBSY: 74, + EFBIG: 22, + ENOSPC: 51, + ESPIPE: 70, + EROFS: 69, + EMLINK: 34, + EPIPE: 64, + EDOM: 18, + ERANGE: 68, + ENOMSG: 49, + EIDRM: 24, + ECHRNG: 106, + EL2NSYNC: 156, + EL3HLT: 107, + EL3RST: 108, + ELNRNG: 109, + EUNATCH: 110, + ENOCSI: 111, + EL2HLT: 112, + EDEADLK: 16, + ENOLCK: 46, + EBADE: 113, + EBADR: 114, + EXFULL: 115, + ENOANO: 104, + EBADRQC: 103, + EBADSLT: 102, + EDEADLOCK: 16, + EBFONT: 101, + ENOSTR: 100, + ENODATA: 116, + ETIME: 117, + ENOSR: 118, + ENONET: 119, + ENOPKG: 120, + EREMOTE: 121, + ENOLINK: 47, + EADV: 122, + ESRMNT: 123, + ECOMM: 124, + EPROTO: 65, + EMULTIHOP: 36, + EDOTDOT: 125, + EBADMSG: 9, + ENOTUNIQ: 126, + EBADFD: 127, + EREMCHG: 128, + ELIBACC: 129, + ELIBBAD: 130, + ELIBSCN: 131, + ELIBMAX: 132, + ELIBEXEC: 133, + ENOSYS: 52, + ENOTEMPTY: 55, + ENAMETOOLONG: 37, + ELOOP: 32, + EOPNOTSUPP: 138, + EPFNOSUPPORT: 139, + ECONNRESET: 15, + ENOBUFS: 42, + EAFNOSUPPORT: 5, + EPROTOTYPE: 67, + ENOTSOCK: 57, + ENOPROTOOPT: 50, + ESHUTDOWN: 140, + ECONNREFUSED: 14, + EADDRINUSE: 3, + ECONNABORTED: 13, + ENETUNREACH: 40, + ENETDOWN: 38, + ETIMEDOUT: 73, + EHOSTDOWN: 142, + EHOSTUNREACH: 23, + EINPROGRESS: 26, + EALREADY: 7, + EDESTADDRREQ: 17, + EMSGSIZE: 35, + EPROTONOSUPPORT: 66, + ESOCKTNOSUPPORT: 137, + EADDRNOTAVAIL: 4, + ENETRESET: 39, + EISCONN: 30, + ENOTCONN: 53, + ETOOMANYREFS: 141, + EUSERS: 136, + EDQUOT: 19, + ESTALE: 72, + ENOTSUP: 138, + ENOMEDIUM: 148, + EILSEQ: 25, + EOVERFLOW: 61, + ECANCELED: 11, + ENOTRECOVERABLE: 56, + EOWNERDEAD: 62, + ESTRPIPE: 135, + }; + + var NODEFS = { + isWindows: false, + staticInit() { + NODEFS.isWindows = !!process.platform.match(/^win/); + var flags = process.binding('constants'); + // Node.js 4 compatibility: it has no namespaces for constants + if (flags['fs']) { + flags = flags['fs']; + } + NODEFS.flagsForNodeMap = { + 1024: flags['O_APPEND'], + 64: flags['O_CREAT'], + 128: flags['O_EXCL'], + 256: flags['O_NOCTTY'], + 0: flags['O_RDONLY'], + 2: flags['O_RDWR'], + 4096: flags['O_SYNC'], + 512: flags['O_TRUNC'], + 1: flags['O_WRONLY'], + 131072: flags['O_NOFOLLOW'], + }; + }, + convertNodeCode(e) { + var code = e.code; + return ERRNO_CODES[code]; + }, + tryFSOperation(f) { + try { + return f(); + } catch (e) { + if (!e.code) throw e; + // node under windows can return code 'UNKNOWN' here: + // https://github.com/emscripten-core/emscripten/issues/15468 + if (e.code === 'UNKNOWN') throw new FS.ErrnoError(28); + throw new FS.ErrnoError(NODEFS.convertNodeCode(e)); + } + }, + mount(mount) { + return NODEFS.createNode( + null, + '/', + NODEFS.getMode(mount.opts.root), + 0 + ); + }, + createNode(parent, name, mode, dev) { + if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { + throw new FS.ErrnoError(28); + } + var node = FS.createNode(parent, name, mode); + node.node_ops = NODEFS.node_ops; + node.stream_ops = NODEFS.stream_ops; + return node; + }, + getMode(path) { + return NODEFS.tryFSOperation(() => { + var mode = fs.lstatSync(path).mode; + if (NODEFS.isWindows) { + // Windows does not report the 'x' permission bit, so propagate read + // bits to execute bits. + mode |= (mode & 292) >> 2; + } + return mode; + }); + }, + realPath(node) { + var parts = []; + while (node.parent !== node) { + parts.push(node.name); + node = node.parent; + } + parts.push(node.mount.opts.root); + parts.reverse(); + return PATH.join(...parts); + }, + flagsForNode(flags) { + flags &= ~2097152; + // Ignore this flag from musl, otherwise node.js fails to open the file. + flags &= ~2048; + // Ignore this flag from musl, otherwise node.js fails to open the file. + flags &= ~32768; + // Ignore this flag from musl, otherwise node.js fails to open the file. + flags &= ~524288; + // Some applications may pass it; it makes no sense for a single process. + flags &= ~65536; + // Node.js doesn't need this passed in, it errors. + var newFlags = 0; + for (var k in NODEFS.flagsForNodeMap) { + if (flags & k) { + newFlags |= NODEFS.flagsForNodeMap[k]; + flags ^= k; + } + } + if (flags) { + throw new FS.ErrnoError(28); + } + return newFlags; + }, + node_ops: { + getattr(node) { + var path = NODEFS.realPath(node); + var stat; + NODEFS.tryFSOperation(() => (stat = fs.lstatSync(path))); + if (NODEFS.isWindows) { + // node.js v0.10.20 doesn't report blksize and blocks on Windows. Fake + // them with default blksize of 4096. + // See http://support.microsoft.com/kb/140365 + if (!stat.blksize) { + stat.blksize = 4096; + } + if (!stat.blocks) { + stat.blocks = + ((stat.size + stat.blksize - 1) / stat.blksize) | 0; + } + // Windows does not report the 'x' permission bit, so propagate read + // bits to execute bits. + stat.mode |= (stat.mode & 292) >> 2; + } + return { + dev: stat.dev, + ino: stat.ino, + mode: stat.mode, + nlink: stat.nlink, + uid: stat.uid, + gid: stat.gid, + rdev: stat.rdev, + size: stat.size, + atime: stat.atime, + mtime: stat.mtime, + ctime: stat.ctime, + blksize: stat.blksize, + blocks: stat.blocks, + }; + }, + setattr(node, attr) { + var path = NODEFS.realPath(node); + NODEFS.tryFSOperation(() => { + if (attr.mode !== undefined) { + var mode = attr.mode; + if (NODEFS.isWindows) { + // Windows only supports S_IREAD / S_IWRITE (S_IRUSR / S_IWUSR) + // https://learn.microsoft.com/en-us/cpp/c-runtime-library/reference/chmod-wchmod + mode &= 384; + } + fs.chmodSync(path, mode); + // update the common node structure mode as well + node.mode = attr.mode; + } + if (attr.atime || attr.mtime) { + var atime = attr.atime && new Date(attr.atime); + var mtime = attr.mtime && new Date(attr.mtime); + fs.utimesSync(path, atime, mtime); + } + if (attr.size !== undefined) { + fs.truncateSync(path, attr.size); + } + }); + }, + lookup(parent, name) { + var path = PATH.join2(NODEFS.realPath(parent), name); + var mode = NODEFS.getMode(path); + return NODEFS.createNode(parent, name, mode); + }, + mknod(parent, name, mode, dev) { + var node = NODEFS.createNode(parent, name, mode, dev); + // create the backing node for this in the fs root as well + var path = NODEFS.realPath(node); + NODEFS.tryFSOperation(() => { + if (FS.isDir(node.mode)) { + fs.mkdirSync(path, node.mode); + } else { + fs.writeFileSync(path, '', { + mode: node.mode, + }); + } + }); + return node; + }, + rename(oldNode, newDir, newName) { + var oldPath = NODEFS.realPath(oldNode); + var newPath = PATH.join2(NODEFS.realPath(newDir), newName); + try { + FS.unlink(newPath); + } catch (e) {} + NODEFS.tryFSOperation(() => fs.renameSync(oldPath, newPath)); + oldNode.name = newName; + }, + unlink(parent, name) { + var path = PATH.join2(NODEFS.realPath(parent), name); + NODEFS.tryFSOperation(() => fs.unlinkSync(path)); + }, + rmdir(parent, name) { + var path = PATH.join2(NODEFS.realPath(parent), name); + NODEFS.tryFSOperation(() => fs.rmdirSync(path)); + }, + readdir(node) { + var path = NODEFS.realPath(node); + return NODEFS.tryFSOperation(() => fs.readdirSync(path)); + }, + symlink(parent, newName, oldPath) { + var newPath = PATH.join2(NODEFS.realPath(parent), newName); + NODEFS.tryFSOperation(() => fs.symlinkSync(oldPath, newPath)); + }, + readlink(node) { + var path = NODEFS.realPath(node); + return NODEFS.tryFSOperation(() => fs.readlinkSync(path)); + }, + statfs(path) { + var stats = NODEFS.tryFSOperation(() => fs.statfsSync(path)); + // Node.js doesn't provide frsize (fragment size). Set it to bsize (block size) + // as they're often the same in many file systems. May not be accurate for all. + stats.frsize = stats.bsize; + return stats; + }, + }, + stream_ops: { + open(stream) { + var path = NODEFS.realPath(stream.node); + NODEFS.tryFSOperation(() => { + if (FS.isFile(stream.node.mode)) { + stream.shared.refcount = 1; + stream.nfd = fs.openSync( + path, + NODEFS.flagsForNode(stream.flags) + ); + } + }); + }, + close(stream) { + NODEFS.tryFSOperation(() => { + if ( + FS.isFile(stream.node.mode) && + stream.nfd && + --stream.shared.refcount === 0 + ) { + fs.closeSync(stream.nfd); + } + }); + }, + dup(stream) { + stream.shared.refcount++; + }, + read(stream, buffer, offset, length, position) { + // Node.js < 6 compatibility: node errors on 0 length reads + if (length === 0) return 0; + return NODEFS.tryFSOperation(() => + fs.readSync( + stream.nfd, + new Int8Array(buffer.buffer, offset, length), + 0, + length, + position + ) + ); + }, + write(stream, buffer, offset, length, position) { + return NODEFS.tryFSOperation(() => + fs.writeSync( + stream.nfd, + new Int8Array(buffer.buffer, offset, length), + 0, + length, + position + ) + ); + }, + llseek(stream, offset, whence) { + var position = offset; + if (whence === 1) { + position += stream.position; + } else if (whence === 2) { + if (FS.isFile(stream.node.mode)) { + NODEFS.tryFSOperation(() => { + var stat = fs.fstatSync(stream.nfd); + position += stat.size; + }); + } + } + if (position < 0) { + throw new FS.ErrnoError(28); + } + return position; + }, + mmap(stream, length, position, prot, flags) { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + var ptr = mmapAlloc(length); + NODEFS.stream_ops.read(stream, HEAP8, ptr, length, position); + return { + ptr, + allocated: true, + }; + }, + msync(stream, buffer, offset, length, mmapFlags) { + NODEFS.stream_ops.write( + stream, + buffer, + 0, + length, + offset, + false + ); + // should we check if bytesWritten and length are the same? + return 0; + }, + }, + }; + + var PROXYFS = { + mount(mount) { + return PROXYFS.createNode( + null, + '/', + mount.opts.fs.lstat(mount.opts.root).mode, + 0 + ); + }, + createNode(parent, name, mode, dev) { + if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { + throw new FS.ErrnoError(ERRNO_CODES.EINVAL); + } + var node = FS.createNode(parent, name, mode); + node.node_ops = PROXYFS.node_ops; + node.stream_ops = PROXYFS.stream_ops; + return node; + }, + realPath(node) { + var parts = []; + while (node.parent !== node) { + parts.push(node.name); + node = node.parent; + } + parts.push(node.mount.opts.root); + parts.reverse(); + return PATH.join(...parts); + }, + node_ops: { + getattr(node) { + var path = PROXYFS.realPath(node); + var stat; + try { + stat = node.mount.opts.fs.lstat(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + return { + dev: stat.dev, + ino: stat.ino, + mode: stat.mode, + nlink: stat.nlink, + uid: stat.uid, + gid: stat.gid, + rdev: stat.rdev, + size: stat.size, + atime: stat.atime, + mtime: stat.mtime, + ctime: stat.ctime, + blksize: stat.blksize, + blocks: stat.blocks, + }; + }, + setattr(node, attr) { + var path = PROXYFS.realPath(node); + try { + if (attr.mode !== undefined) { + node.mount.opts.fs.chmod(path, attr.mode); + // update the common node structure mode as well + node.mode = attr.mode; + } + if (attr.atime || attr.mtime) { + var atime = new Date(attr.atime || attr.mtime); + var mtime = new Date(attr.mtime || attr.atime); + node.mount.opts.fs.utime(path, atime, mtime); + } + if (attr.size !== undefined) { + node.mount.opts.fs.truncate(path, attr.size); + } + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + lookup(parent, name) { + try { + var path = PATH.join2(PROXYFS.realPath(parent), name); + var mode = parent.mount.opts.fs.lstat(path).mode; + var node = PROXYFS.createNode(parent, name, mode); + return node; + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + mknod(parent, name, mode, dev) { + var node = PROXYFS.createNode(parent, name, mode, dev); + // create the backing node for this in the fs root as well + var path = PROXYFS.realPath(node); + try { + if (FS.isDir(node.mode)) { + node.mount.opts.fs.mkdir(path, node.mode); + } else { + node.mount.opts.fs.writeFile(path, '', { + mode: node.mode, + }); + } + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + return node; + }, + rename(oldNode, newDir, newName) { + var oldPath = PROXYFS.realPath(oldNode); + var newPath = PATH.join2(PROXYFS.realPath(newDir), newName); + try { + oldNode.mount.opts.fs.rename(oldPath, newPath); + oldNode.name = newName; + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + unlink(parent, name) { + var path = PATH.join2(PROXYFS.realPath(parent), name); + try { + parent.mount.opts.fs.unlink(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + rmdir(parent, name) { + var path = PATH.join2(PROXYFS.realPath(parent), name); + try { + parent.mount.opts.fs.rmdir(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + readdir(node) { + var path = PROXYFS.realPath(node); + try { + return node.mount.opts.fs.readdir(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + symlink(parent, newName, oldPath) { + var newPath = PATH.join2(PROXYFS.realPath(parent), newName); + try { + parent.mount.opts.fs.symlink(oldPath, newPath); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + readlink(node) { + var path = PROXYFS.realPath(node); + try { + return node.mount.opts.fs.readlink(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + }, + stream_ops: { + open(stream) { + var path = PROXYFS.realPath(stream.node); + try { + stream.nfd = stream.node.mount.opts.fs.open( + path, + stream.flags + ); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + close(stream) { + try { + stream.node.mount.opts.fs.close(stream.nfd); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + read(stream, buffer, offset, length, position) { + try { + return stream.node.mount.opts.fs.read( + stream.nfd, + buffer, + offset, + length, + position + ); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + write(stream, buffer, offset, length, position) { + try { + return stream.node.mount.opts.fs.write( + stream.nfd, + buffer, + offset, + length, + position + ); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + llseek(stream, offset, whence) { + var position = offset; + if (whence === 1) { + position += stream.position; + } else if (whence === 2) { + if (FS.isFile(stream.node.mode)) { + try { + var stat = stream.node.node_ops.getattr( + stream.node + ); + position += stat.size; + } catch (e) { + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + } + } + if (position < 0) { + throw new FS.ErrnoError(ERRNO_CODES.EINVAL); + } + return position; + }, + }, + }; + + var FS = { + root: null, + mounts: [], + devices: {}, + streams: [], + nextInode: 1, + nameTable: null, + currentPath: '/', + initialized: false, + ignorePermissions: true, + ErrnoError: class { + name = 'ErrnoError'; + // We set the `name` property to be able to identify `FS.ErrnoError` + // - the `name` is a standard ECMA-262 property of error objects. Kind of good to have it anyway. + // - when using PROXYFS, an error can come from an underlying FS + // as different FS objects have their own FS.ErrnoError each, + // the test `err instanceof FS.ErrnoError` won't detect an error coming from another filesystem, causing bugs. + // we'll use the reliable test `err.name == "ErrnoError"` instead + constructor(errno) { + this.errno = errno; + } + }, + filesystems: null, + syncFSRequests: 0, + readFiles: {}, + FSStream: class { + shared = {}; + get object() { + return this.node; + } + set object(val) { + this.node = val; + } + get isRead() { + return (this.flags & 2097155) !== 1; + } + get isWrite() { + return (this.flags & 2097155) !== 0; + } + get isAppend() { + return this.flags & 1024; + } + get flags() { + return this.shared.flags; + } + set flags(val) { + this.shared.flags = val; + } + get position() { + return this.shared.position; + } + set position(val) { + this.shared.position = val; + } + }, + FSNode: class { + node_ops = {}; + stream_ops = {}; + readMode = 292 | 73; + writeMode = 146; + mounted = null; + constructor(parent, name, mode, rdev) { + if (!parent) { + parent = this; + } + // root node sets parent to itself + this.parent = parent; + this.mount = parent.mount; + this.id = FS.nextInode++; + this.name = name; + this.mode = mode; + this.rdev = rdev; + this.atime = this.mtime = this.ctime = Date.now(); + } + get read() { + return (this.mode & this.readMode) === this.readMode; + } + set read(val) { + val + ? (this.mode |= this.readMode) + : (this.mode &= ~this.readMode); + } + get write() { + return (this.mode & this.writeMode) === this.writeMode; + } + set write(val) { + val + ? (this.mode |= this.writeMode) + : (this.mode &= ~this.writeMode); + } + get isFolder() { + return FS.isDir(this.mode); + } + get isDevice() { + return FS.isChrdev(this.mode); + } + }, + lookupPath(path, opts = {}) { + if (!path) + return { + path: '', + node: null, + }; + opts.follow_mount ??= true; + if (!PATH.isAbs(path)) { + path = FS.cwd() + '/' + path; + } + // limit max consecutive symlinks to 40 (SYMLOOP_MAX). + linkloop: for (var nlinks = 0; nlinks < 40; nlinks++) { + // split the absolute path + var parts = path.split('/').filter((p) => !!p && p !== '.'); + // start at the root + var current = FS.root; + var current_path = '/'; + for (var i = 0; i < parts.length; i++) { + var islast = i === parts.length - 1; + if (islast && opts.parent) { + // stop resolving + break; + } + if (parts[i] === '..') { + current_path = PATH.dirname(current_path); + current = current.parent; + continue; + } + current_path = PATH.join2(current_path, parts[i]); + try { + current = FS.lookupNode(current, parts[i]); + } catch (e) { + // if noent_okay is true, suppress a ENOENT in the last component + // and return an object with an undefined node. This is needed for + // resolving symlinks in the path when creating a file. + if (e?.errno === 44 && islast && opts.noent_okay) { + return { + path: current_path, + }; + } + throw e; + } + // jump to the mount's root node if this is a mountpoint + if ( + FS.isMountpoint(current) && + (!islast || opts.follow_mount) + ) { + current = current.mounted.root; + } + // by default, lookupPath will not follow a symlink if it is the final path component. + // setting opts.follow = true will override this behavior. + if (FS.isLink(current.mode) && (!islast || opts.follow)) { + if (!current.node_ops.readlink) { + throw new FS.ErrnoError(52); + } + var link = current.node_ops.readlink(current); + if (!PATH.isAbs(link)) { + link = PATH.dirname(current_path) + '/' + link; + } + path = link + '/' + parts.slice(i + 1).join('/'); + continue linkloop; + } + } + return { + path: current_path, + node: current, + }; + } + throw new FS.ErrnoError(32); + }, + getPath(node) { + var path; + while (true) { + if (FS.isRoot(node)) { + var mount = node.mount.mountpoint; + if (!path) return mount; + return mount[mount.length - 1] !== '/' + ? `${mount}/${path}` + : mount + path; + } + path = path ? `${node.name}/${path}` : node.name; + node = node.parent; + } + }, + hashName(parentid, name) { + var hash = 0; + for (var i = 0; i < name.length; i++) { + hash = ((hash << 5) - hash + name.charCodeAt(i)) | 0; + } + return ((parentid + hash) >>> 0) % FS.nameTable.length; + }, + hashAddNode(node) { + var hash = FS.hashName(node.parent.id, node.name); + node.name_next = FS.nameTable[hash]; + FS.nameTable[hash] = node; + }, + hashRemoveNode(node) { + var hash = FS.hashName(node.parent.id, node.name); + if (FS.nameTable[hash] === node) { + FS.nameTable[hash] = node.name_next; + } else { + var current = FS.nameTable[hash]; + while (current) { + if (current.name_next === node) { + current.name_next = node.name_next; + break; + } + current = current.name_next; + } + } + }, + lookupNode(parent, name) { + var errCode = FS.mayLookup(parent); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + var hash = FS.hashName(parent.id, name); + for (var node = FS.nameTable[hash]; node; node = node.name_next) { + var nodeName = node.name; + if (node.parent.id === parent.id && nodeName === name) { + return node; + } + } + // if we failed to find it in the cache, call into the VFS + return FS.lookup(parent, name); + }, + createNode(parent, name, mode, rdev) { + var node = new FS.FSNode(parent, name, mode, rdev); + FS.hashAddNode(node); + return node; + }, + destroyNode(node) { + FS.hashRemoveNode(node); + }, + isRoot(node) { + return node === node.parent; + }, + isMountpoint(node) { + return !!node.mounted; + }, + isFile(mode) { + return (mode & 61440) === 32768; + }, + isDir(mode) { + return (mode & 61440) === 16384; + }, + isLink(mode) { + return (mode & 61440) === 40960; + }, + isChrdev(mode) { + return (mode & 61440) === 8192; + }, + isBlkdev(mode) { + return (mode & 61440) === 24576; + }, + isFIFO(mode) { + return (mode & 61440) === 4096; + }, + isSocket(mode) { + return (mode & 49152) === 49152; + }, + flagsToPermissionString(flag) { + var perms = ['r', 'w', 'rw'][flag & 3]; + if (flag & 512) { + perms += 'w'; + } + return perms; + }, + nodePermissions(node, perms) { + if (FS.ignorePermissions) { + return 0; + } + // return 0 if any user, group or owner bits are set. + if (perms.includes('r') && !(node.mode & 292)) { + return 2; + } else if (perms.includes('w') && !(node.mode & 146)) { + return 2; + } else if (perms.includes('x') && !(node.mode & 73)) { + return 2; + } + return 0; + }, + mayLookup(dir) { + if (!FS.isDir(dir.mode)) return 54; + var errCode = FS.nodePermissions(dir, 'x'); + if (errCode) return errCode; + if (!dir.node_ops.lookup) return 2; + return 0; + }, + mayCreate(dir, name) { + if (!FS.isDir(dir.mode)) { + return 54; + } + try { + var node = FS.lookupNode(dir, name); + return 20; + } catch (e) {} + return FS.nodePermissions(dir, 'wx'); + }, + mayDelete(dir, name, isdir) { + var node; + try { + node = FS.lookupNode(dir, name); + } catch (e) { + return e.errno; + } + var errCode = FS.nodePermissions(dir, 'wx'); + if (errCode) { + return errCode; + } + if (isdir) { + if (!FS.isDir(node.mode)) { + return 54; + } + if (FS.isRoot(node) || FS.getPath(node) === FS.cwd()) { + return 10; + } + } else { + if (FS.isDir(node.mode)) { + return 31; + } + } + return 0; + }, + mayOpen(node, flags) { + if (!node) { + return 44; + } + if (FS.isLink(node.mode)) { + return 32; + } else if (FS.isDir(node.mode)) { + if ( + FS.flagsToPermissionString(flags) !== 'r' || // opening for write + flags & 512 + ) { + // TODO: check for O_SEARCH? (== search for dir only) + return 31; + } + } + return FS.nodePermissions(node, FS.flagsToPermissionString(flags)); + }, + MAX_OPEN_FDS: 4096, + nextfd() { + for (var fd = 0; fd <= FS.MAX_OPEN_FDS; fd++) { + if (!FS.streams[fd]) { + return fd; + } + } + throw new FS.ErrnoError(33); + }, + getStreamChecked(fd) { + var stream = FS.getStream(fd); + if (!stream) { + throw new FS.ErrnoError(8); + } + return stream; + }, + getStream: (fd) => FS.streams[fd], + createStream(stream, fd = -1) { + // clone it, so we can return an instance of FSStream + stream = Object.assign(new FS.FSStream(), stream); + if (fd == -1) { + fd = FS.nextfd(); + } + stream.fd = fd; + FS.streams[fd] = stream; + return stream; + }, + closeStream(fd) { + FS.streams[fd] = null; + }, + dupStream(origStream, fd = -1) { + var stream = FS.createStream(origStream, fd); + stream.stream_ops?.dup?.(stream); + return stream; + }, + chrdev_stream_ops: { + open(stream) { + var device = FS.getDevice(stream.node.rdev); + // override node's stream ops with the device's + stream.stream_ops = device.stream_ops; + // forward the open call + stream.stream_ops.open?.(stream); + }, + llseek() { + throw new FS.ErrnoError(70); + }, + }, + major: (dev) => dev >> 8, + minor: (dev) => dev & 255, + makedev: (ma, mi) => (ma << 8) | mi, + registerDevice(dev, ops) { + FS.devices[dev] = { + stream_ops: ops, + }; + }, + getDevice: (dev) => FS.devices[dev], + getMounts(mount) { + var mounts = []; + var check = [mount]; + while (check.length) { + var m = check.pop(); + mounts.push(m); + check.push(...m.mounts); + } + return mounts; + }, + syncfs(populate, callback) { + if (typeof populate == 'function') { + callback = populate; + populate = false; + } + FS.syncFSRequests++; + if (FS.syncFSRequests > 1) { + err( + `warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work` + ); + } + var mounts = FS.getMounts(FS.root.mount); + var completed = 0; + function doCallback(errCode) { + FS.syncFSRequests--; + return callback(errCode); + } + function done(errCode) { + if (errCode) { + if (!done.errored) { + done.errored = true; + return doCallback(errCode); + } + return; + } + if (++completed >= mounts.length) { + doCallback(null); + } + } + // sync all mounts + mounts.forEach((mount) => { + if (!mount.type.syncfs) { + return done(null); + } + mount.type.syncfs(mount, populate, done); + }); + }, + mount(type, opts, mountpoint) { + var root = mountpoint === '/'; + var pseudo = !mountpoint; + var node; + if (root && FS.root) { + throw new FS.ErrnoError(10); + } else if (!root && !pseudo) { + var lookup = FS.lookupPath(mountpoint, { + follow_mount: false, + }); + mountpoint = lookup.path; + // use the absolute path + node = lookup.node; + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + if (!FS.isDir(node.mode)) { + throw new FS.ErrnoError(54); + } + } + var mount = { + type, + opts, + mountpoint, + mounts: [], + }; + // create a root node for the fs + var mountRoot = type.mount(mount); + mountRoot.mount = mount; + mount.root = mountRoot; + if (root) { + FS.root = mountRoot; + } else if (node) { + // set as a mountpoint + node.mounted = mount; + // add the new mount to the current mount's children + if (node.mount) { + node.mount.mounts.push(mount); + } + } + return mountRoot; + }, + unmount(mountpoint) { + var lookup = FS.lookupPath(mountpoint, { + follow_mount: false, + }); + if (!FS.isMountpoint(lookup.node)) { + throw new FS.ErrnoError(28); + } + // destroy the nodes for this mount, and all its child mounts + var node = lookup.node; + var mount = node.mounted; + var mounts = FS.getMounts(mount); + Object.keys(FS.nameTable).forEach((hash) => { + var current = FS.nameTable[hash]; + while (current) { + var next = current.name_next; + if (mounts.includes(current.mount)) { + FS.destroyNode(current); + } + current = next; + } + }); + // no longer a mountpoint + node.mounted = null; + // remove this mount from the child mounts + var idx = node.mount.mounts.indexOf(mount); + node.mount.mounts.splice(idx, 1); + }, + lookup(parent, name) { + return parent.node_ops.lookup(parent, name); + }, + mknod(path, mode, dev) { + var lookup = FS.lookupPath(path, { + parent: true, + }); + var parent = lookup.node; + var name = PATH.basename(path); + if (!name || name === '.' || name === '..') { + throw new FS.ErrnoError(28); + } + var errCode = FS.mayCreate(parent, name); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.mknod) { + throw new FS.ErrnoError(63); + } + return parent.node_ops.mknod(parent, name, mode, dev); + }, + statfs(path) { + // NOTE: None of the defaults here are true. We're just returning safe and + // sane values. + var rtn = { + bsize: 4096, + frsize: 4096, + blocks: 1e6, + bfree: 5e5, + bavail: 5e5, + files: FS.nextInode, + ffree: FS.nextInode - 1, + fsid: 42, + flags: 2, + namelen: 255, + }; + var parent = FS.lookupPath(path, { + follow: true, + }).node; + if (parent?.node_ops.statfs) { + Object.assign( + rtn, + parent.node_ops.statfs(parent.mount.opts.root) + ); + } + return rtn; + }, + create(path, mode = 438) { + mode &= 4095; + mode |= 32768; + return FS.mknod(path, mode, 0); + }, + mkdir(path, mode = 511) { + mode &= 511 | 512; + mode |= 16384; + return FS.mknod(path, mode, 0); + }, + mkdirTree(path, mode) { + var dirs = path.split('/'); + var d = ''; + for (var i = 0; i < dirs.length; ++i) { + if (!dirs[i]) continue; + d += '/' + dirs[i]; + try { + FS.mkdir(d, mode); + } catch (e) { + if (e.errno != 20) throw e; + } + } + }, + mkdev(path, mode, dev) { + if (typeof dev == 'undefined') { + dev = mode; + mode = 438; + } + mode |= 8192; + return FS.mknod(path, mode, dev); + }, + symlink(oldpath, newpath) { + if (!PATH_FS.resolve(oldpath)) { + throw new FS.ErrnoError(44); + } + var lookup = FS.lookupPath(newpath, { + parent: true, + }); + var parent = lookup.node; + if (!parent) { + throw new FS.ErrnoError(44); + } + var newname = PATH.basename(newpath); + var errCode = FS.mayCreate(parent, newname); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.symlink) { + throw new FS.ErrnoError(63); + } + return parent.node_ops.symlink(parent, newname, oldpath); + }, + rename(old_path, new_path) { + var old_dirname = PATH.dirname(old_path); + var new_dirname = PATH.dirname(new_path); + var old_name = PATH.basename(old_path); + var new_name = PATH.basename(new_path); + // parents must exist + var lookup, old_dir, new_dir; + // let the errors from non existent directories percolate up + lookup = FS.lookupPath(old_path, { + parent: true, + }); + old_dir = lookup.node; + lookup = FS.lookupPath(new_path, { + parent: true, + }); + new_dir = lookup.node; + if (!old_dir || !new_dir) throw new FS.ErrnoError(44); + // need to be part of the same mount + if (old_dir.mount !== new_dir.mount) { + throw new FS.ErrnoError(75); + } + // source must exist + var old_node = FS.lookupNode(old_dir, old_name); + // old path should not be an ancestor of the new path + var relative = PATH_FS.relative(old_path, new_dirname); + if (relative.charAt(0) !== '.') { + throw new FS.ErrnoError(28); + } + // new path should not be an ancestor of the old path + relative = PATH_FS.relative(new_path, old_dirname); + if (relative.charAt(0) !== '.') { + throw new FS.ErrnoError(55); + } + // see if the new path already exists + var new_node; + try { + new_node = FS.lookupNode(new_dir, new_name); + } catch (e) {} + // early out if nothing needs to change + if (old_node === new_node) { + return; + } + // we'll need to delete the old entry + var isdir = FS.isDir(old_node.mode); + var errCode = FS.mayDelete(old_dir, old_name, isdir); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + // need delete permissions if we'll be overwriting. + // need create permissions if new doesn't already exist. + errCode = new_node + ? FS.mayDelete(new_dir, new_name, isdir) + : FS.mayCreate(new_dir, new_name); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!old_dir.node_ops.rename) { + throw new FS.ErrnoError(63); + } + if ( + FS.isMountpoint(old_node) || + (new_node && FS.isMountpoint(new_node)) + ) { + throw new FS.ErrnoError(10); + } + // if we are going to change the parent, check write permissions + if (new_dir !== old_dir) { + errCode = FS.nodePermissions(old_dir, 'w'); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + } + // remove the node from the lookup hash + FS.hashRemoveNode(old_node); + // do the underlying fs rename + try { + old_dir.node_ops.rename(old_node, new_dir, new_name); + // update old node (we do this here to avoid each backend + // needing to) + old_node.parent = new_dir; + } catch (e) { + throw e; + } finally { + // add the node back to the hash (in case node_ops.rename + // changed its name) + FS.hashAddNode(old_node); + } + }, + rmdir(path) { + var lookup = FS.lookupPath(path, { + parent: true, + }); + var parent = lookup.node; + var name = PATH.basename(path); + var node = FS.lookupNode(parent, name); + var errCode = FS.mayDelete(parent, name, true); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.rmdir) { + throw new FS.ErrnoError(63); + } + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + parent.node_ops.rmdir(parent, name); + FS.destroyNode(node); + }, + readdir(path) { + var lookup = FS.lookupPath(path, { + follow: true, + }); + var node = lookup.node; + if (!node.node_ops.readdir) { + throw new FS.ErrnoError(54); + } + return node.node_ops.readdir(node); + }, + unlink(path) { + var lookup = FS.lookupPath(path, { + parent: true, + }); + var parent = lookup.node; + if (!parent) { + throw new FS.ErrnoError(44); + } + var name = PATH.basename(path); + var node = FS.lookupNode(parent, name); + var errCode = FS.mayDelete(parent, name, false); + if (errCode) { + // According to POSIX, we should map EISDIR to EPERM, but + // we instead do what Linux does (and we must, as we use + // the musl linux libc). + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.unlink) { + throw new FS.ErrnoError(63); + } + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + parent.node_ops.unlink(parent, name); + FS.destroyNode(node); + }, + readlink(path) { + var lookup = FS.lookupPath(path); + var link = lookup.node; + if (!link) { + throw new FS.ErrnoError(44); + } + if (!link.node_ops.readlink) { + throw new FS.ErrnoError(28); + } + return link.node_ops.readlink(link); + }, + stat(path, dontFollow) { + var lookup = FS.lookupPath(path, { + follow: !dontFollow, + }); + var node = lookup.node; + if (!node) { + throw new FS.ErrnoError(44); + } + if (!node.node_ops.getattr) { + throw new FS.ErrnoError(63); + } + return node.node_ops.getattr(node); + }, + lstat(path) { + return FS.stat(path, true); + }, + chmod(path, mode, dontFollow) { + var node; + if (typeof path == 'string') { + var lookup = FS.lookupPath(path, { + follow: !dontFollow, + }); + node = lookup.node; + } else { + node = path; + } + if (!node.node_ops.setattr) { + throw new FS.ErrnoError(63); + } + node.node_ops.setattr(node, { + mode: (mode & 4095) | (node.mode & ~4095), + ctime: Date.now(), + }); + }, + lchmod(path, mode) { + FS.chmod(path, mode, true); + }, + fchmod(fd, mode) { + var stream = FS.getStreamChecked(fd); + FS.chmod(stream.node, mode); + }, + chown(path, uid, gid, dontFollow) { + var node; + if (typeof path == 'string') { + var lookup = FS.lookupPath(path, { + follow: !dontFollow, + }); + node = lookup.node; + } else { + node = path; + } + if (!node.node_ops.setattr) { + throw new FS.ErrnoError(63); + } + node.node_ops.setattr(node, { + timestamp: Date.now(), + }); + }, + // we ignore the uid / gid for now + lchown(path, uid, gid) { + FS.chown(path, uid, gid, true); + }, + fchown(fd, uid, gid) { + var stream = FS.getStreamChecked(fd); + FS.chown(stream.node, uid, gid); + }, + truncate(path, len) { + if (len < 0) { + throw new FS.ErrnoError(28); + } + var node; + if (typeof path == 'string') { + var lookup = FS.lookupPath(path, { + follow: true, + }); + node = lookup.node; + } else { + node = path; + } + if (!node.node_ops.setattr) { + throw new FS.ErrnoError(63); + } + if (FS.isDir(node.mode)) { + throw new FS.ErrnoError(31); + } + if (!FS.isFile(node.mode)) { + throw new FS.ErrnoError(28); + } + var errCode = FS.nodePermissions(node, 'w'); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + node.node_ops.setattr(node, { + size: len, + timestamp: Date.now(), + }); + }, + ftruncate(fd, len) { + var stream = FS.getStreamChecked(fd); + if ((stream.flags & 2097155) === 0) { + throw new FS.ErrnoError(28); + } + FS.truncate(stream.node, len); + }, + utime(path, atime, mtime) { + var lookup = FS.lookupPath(path, { + follow: true, + }); + var node = lookup.node; + node.node_ops.setattr(node, { + atime, + mtime, + }); + }, + open(path, flags, mode = 438) { + if (path === '') { + throw new FS.ErrnoError(44); + } + flags = + typeof flags == 'string' ? FS_modeStringToFlags(flags) : flags; + if (flags & 64) { + mode = (mode & 4095) | 32768; + } else { + mode = 0; + } + var node; + if (typeof path == 'object') { + node = path; + } else { + // noent_okay makes it so that if the final component of the path + // doesn't exist, lookupPath returns `node: undefined`. `path` will be + // updated to point to the target of all symlinks. + var lookup = FS.lookupPath(path, { + follow: !(flags & 131072), + noent_okay: true, + }); + node = lookup.node; + path = lookup.path; + } + // perhaps we need to create the node + var created = false; + if (flags & 64) { + if (node) { + // if O_CREAT and O_EXCL are set, error out if the node already exists + if (flags & 128) { + throw new FS.ErrnoError(20); + } + } else { + // node doesn't exist, try to create it + node = FS.mknod(path, mode, 0); + created = true; + } + } + if (!node) { + throw new FS.ErrnoError(44); + } + // can't truncate a device + if (FS.isChrdev(node.mode)) { + flags &= ~512; + } + // if asked only for a directory, then this must be one + if (flags & 65536 && !FS.isDir(node.mode)) { + throw new FS.ErrnoError(54); + } + // check permissions, if this is not a file we just created now (it is ok to + // create and write to a file with read-only permissions; it is read-only + // for later use) + if (!created) { + var errCode = FS.mayOpen(node, flags); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + } + // do truncation if necessary + if (flags & 512 && !created) { + FS.truncate(node, 0); + } + // we've already handled these, don't pass down to the underlying vfs + flags &= ~(128 | 512 | 131072); + // register the stream with the filesystem + var stream = FS.createStream({ + node, + path: FS.getPath(node), + // we want the absolute path to the node + flags, + seekable: true, + position: 0, + stream_ops: node.stream_ops, + // used by the file family libc calls (fopen, fwrite, ferror, etc.) + ungotten: [], + error: false, + }); + // call the new stream's open function + if (stream.stream_ops.open) { + stream.stream_ops.open(stream); + } + if (Module['logReadFiles'] && !(flags & 1)) { + if (!(path in FS.readFiles)) { + FS.readFiles[path] = 1; + } + } + return stream; + }, + close(stream) { + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if (stream.getdents) stream.getdents = null; + // free readdir state + try { + if (stream.stream_ops.close) { + stream.stream_ops.close(stream); + } + } catch (e) { + throw e; + } finally { + FS.closeStream(stream.fd); + } + stream.fd = null; + }, + isClosed(stream) { + return stream.fd === null; + }, + llseek(stream, offset, whence) { + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if (!stream.seekable || !stream.stream_ops.llseek) { + throw new FS.ErrnoError(70); + } + if (whence != 0 && whence != 1 && whence != 2) { + throw new FS.ErrnoError(28); + } + stream.position = stream.stream_ops.llseek(stream, offset, whence); + stream.ungotten = []; + return stream.position; + }, + read(stream, buffer, offset, length, position) { + if (length < 0 || position < 0) { + throw new FS.ErrnoError(28); + } + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if ((stream.flags & 2097155) === 1) { + throw new FS.ErrnoError(8); + } + if (FS.isDir(stream.node.mode)) { + throw new FS.ErrnoError(31); + } + if (!stream.stream_ops.read) { + throw new FS.ErrnoError(28); + } + var seeking = typeof position != 'undefined'; + if (!seeking) { + position = stream.position; + } else if (!stream.seekable) { + throw new FS.ErrnoError(70); + } + var bytesRead = stream.stream_ops.read( + stream, + buffer, + offset, + length, + position + ); + if (!seeking) stream.position += bytesRead; + return bytesRead; + }, + write(stream, buffer, offset, length, position, canOwn) { + if (length < 0 || position < 0) { + throw new FS.ErrnoError(28); + } + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if ((stream.flags & 2097155) === 0) { + throw new FS.ErrnoError(8); + } + if (FS.isDir(stream.node.mode)) { + throw new FS.ErrnoError(31); + } + if (!stream.stream_ops.write) { + throw new FS.ErrnoError(28); + } + if (stream.seekable && stream.flags & 1024) { + // seek to the end before writing in append mode + FS.llseek(stream, 0, 2); + } + var seeking = typeof position != 'undefined'; + if (!seeking) { + position = stream.position; + } else if (!stream.seekable) { + throw new FS.ErrnoError(70); + } + var bytesWritten = stream.stream_ops.write( + stream, + buffer, + offset, + length, + position, + canOwn + ); + if (!seeking) stream.position += bytesWritten; + return bytesWritten; + }, + allocate(stream, offset, length) { + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if (offset < 0 || length <= 0) { + throw new FS.ErrnoError(28); + } + if ((stream.flags & 2097155) === 0) { + throw new FS.ErrnoError(8); + } + if (!FS.isFile(stream.node.mode) && !FS.isDir(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + if (!stream.stream_ops.allocate) { + throw new FS.ErrnoError(138); + } + stream.stream_ops.allocate(stream, offset, length); + }, + mmap(stream, length, position, prot, flags) { + // User requests writing to file (prot & PROT_WRITE != 0). + // Checking if we have permissions to write to the file unless + // MAP_PRIVATE flag is set. According to POSIX spec it is possible + // to write to file opened in read-only mode with MAP_PRIVATE flag, + // as all modifications will be visible only in the memory of + // the current process. + if ( + (prot & 2) !== 0 && + (flags & 2) === 0 && + (stream.flags & 2097155) !== 2 + ) { + throw new FS.ErrnoError(2); + } + if ((stream.flags & 2097155) === 1) { + throw new FS.ErrnoError(2); + } + if (!stream.stream_ops.mmap) { + throw new FS.ErrnoError(43); + } + if (!length) { + throw new FS.ErrnoError(28); + } + return stream.stream_ops.mmap( + stream, + length, + position, + prot, + flags + ); + }, + msync(stream, buffer, offset, length, mmapFlags) { + if (!stream.stream_ops.msync) { + return 0; + } + return stream.stream_ops.msync( + stream, + buffer, + offset, + length, + mmapFlags + ); + }, + ioctl(stream, cmd, arg) { + if (!stream.stream_ops.ioctl) { + throw new FS.ErrnoError(59); + } + return stream.stream_ops.ioctl(stream, cmd, arg); + }, + readFile(path, opts = {}) { + opts.flags = opts.flags || 0; + opts.encoding = opts.encoding || 'binary'; + if (opts.encoding !== 'utf8' && opts.encoding !== 'binary') { + throw new Error(`Invalid encoding type "${opts.encoding}"`); + } + var ret; + var stream = FS.open(path, opts.flags); + var stat = FS.stat(path); + var length = stat.size; + var buf = new Uint8Array(length); + FS.read(stream, buf, 0, length, 0); + if (opts.encoding === 'utf8') { + ret = UTF8ArrayToString(buf); + } else if (opts.encoding === 'binary') { + ret = buf; + } + FS.close(stream); + return ret; + }, + writeFile(path, data, opts = {}) { + opts.flags = opts.flags || 577; + var stream = FS.open(path, opts.flags, opts.mode); + if (typeof data == 'string') { + var buf = new Uint8Array(lengthBytesUTF8(data) + 1); + var actualNumBytes = stringToUTF8Array( + data, + buf, + 0, + buf.length + ); + FS.write( + stream, + buf, + 0, + actualNumBytes, + undefined, + opts.canOwn + ); + } else if (ArrayBuffer.isView(data)) { + FS.write( + stream, + data, + 0, + data.byteLength, + undefined, + opts.canOwn + ); + } else { + throw new Error('Unsupported data type'); + } + FS.close(stream); + }, + cwd: () => FS.currentPath, + chdir(path) { + var lookup = FS.lookupPath(path, { + follow: true, + }); + if (lookup.node === null) { + throw new FS.ErrnoError(44); + } + if (!FS.isDir(lookup.node.mode)) { + throw new FS.ErrnoError(54); + } + var errCode = FS.nodePermissions(lookup.node, 'x'); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + FS.currentPath = lookup.path; + }, + createDefaultDirectories() { + FS.mkdir('/tmp'); + FS.mkdir('/home'); + FS.mkdir('/home/web_user'); + }, + createDefaultDevices() { + // create /dev + FS.mkdir('/dev'); + // setup /dev/null + FS.registerDevice(FS.makedev(1, 3), { + read: () => 0, + write: (stream, buffer, offset, length, pos) => length, + llseek: () => 0, + }); + FS.mkdev('/dev/null', FS.makedev(1, 3)); + // setup /dev/tty and /dev/tty1 + // stderr needs to print output using err() rather than out() + // so we register a second tty just for it. + TTY.register(FS.makedev(5, 0), TTY.default_tty_ops); + TTY.register(FS.makedev(6, 0), TTY.default_tty1_ops); + FS.mkdev('/dev/tty', FS.makedev(5, 0)); + FS.mkdev('/dev/tty1', FS.makedev(6, 0)); + // setup /dev/[u]random + // use a buffer to avoid overhead of individual crypto calls per byte + var randomBuffer = new Uint8Array(1024), + randomLeft = 0; + var randomByte = () => { + if (randomLeft === 0) { + randomLeft = randomFill(randomBuffer).byteLength; + } + return randomBuffer[--randomLeft]; + }; + FS.createDevice('/dev', 'random', randomByte); + FS.createDevice('/dev', 'urandom', randomByte); + // we're not going to emulate the actual shm device, + // just create the tmp dirs that reside in it commonly + FS.mkdir('/dev/shm'); + FS.mkdir('/dev/shm/tmp'); + }, + createSpecialDirectories() { + // create /proc/self/fd which allows /proc/self/fd/6 => readlink gives the + // name of the stream for fd 6 (see test_unistd_ttyname) + FS.mkdir('/proc'); + var proc_self = FS.mkdir('/proc/self'); + FS.mkdir('/proc/self/fd'); + FS.mount( + { + mount() { + var node = FS.createNode(proc_self, 'fd', 16895, 73); + node.stream_ops = { + llseek: MEMFS.stream_ops.llseek, + }; + node.node_ops = { + lookup(parent, name) { + var fd = +name; + var stream = FS.getStreamChecked(fd); + var ret = { + parent: null, + mount: { + mountpoint: 'fake', + }, + node_ops: { + readlink: () => stream.path, + }, + id: fd + 1, + }; + ret.parent = ret; + // make it look like a simple root node + return ret; + }, + readdir() { + return Array.from(FS.streams.entries()) + .filter(([k, v]) => v) + .map(([k, v]) => k.toString()); + }, + }; + return node; + }, + }, + {}, + '/proc/self/fd' + ); + }, + createStandardStreams(input, output, error) { + // TODO deprecate the old functionality of a single + // input / output callback and that utilizes FS.createDevice + // and instead require a unique set of stream ops + // by default, we symlink the standard streams to the + // default tty devices. however, if the standard streams + // have been overwritten we create a unique device for + // them instead. + if (input) { + FS.createDevice('/dev', 'stdin', input); + } else { + FS.symlink('/dev/tty', '/dev/stdin'); + } + if (output) { + FS.createDevice('/dev', 'stdout', null, output); + } else { + FS.symlink('/dev/tty', '/dev/stdout'); + } + if (error) { + FS.createDevice('/dev', 'stderr', null, error); + } else { + FS.symlink('/dev/tty1', '/dev/stderr'); + } + // open default streams for the stdin, stdout and stderr devices + var stdin = FS.open('/dev/stdin', 0); + var stdout = FS.open('/dev/stdout', 1); + var stderr = FS.open('/dev/stderr', 1); + }, + staticInit() { + FS.nameTable = new Array(4096); + FS.mount(MEMFS, {}, '/'); + FS.createDefaultDirectories(); + FS.createDefaultDevices(); + FS.createSpecialDirectories(); + FS.filesystems = { + MEMFS: MEMFS, + NODEFS: NODEFS, + PROXYFS: PROXYFS, + }; + }, + init(input, output, error) { + FS.initialized = true; + // Allow Module.stdin etc. to provide defaults, if none explicitly passed to us here + input ??= Module['stdin']; + output ??= Module['stdout']; + error ??= Module['stderr']; + FS.createStandardStreams(input, output, error); + }, + quit() { + FS.initialized = false; + // force-flush all streams, so we get musl std streams printed out + _fflush(0); + // close all of our streams + for (var i = 0; i < FS.streams.length; i++) { + var stream = FS.streams[i]; + if (!stream) { + continue; + } + FS.close(stream); + } + }, + findObject(path, dontResolveLastLink) { + var ret = FS.analyzePath(path, dontResolveLastLink); + if (!ret.exists) { + return null; + } + return ret.object; + }, + analyzePath(path, dontResolveLastLink) { + // operate from within the context of the symlink's target + try { + var lookup = FS.lookupPath(path, { + follow: !dontResolveLastLink, + }); + path = lookup.path; + } catch (e) {} + var ret = { + isRoot: false, + exists: false, + error: 0, + name: null, + path: null, + object: null, + parentExists: false, + parentPath: null, + parentObject: null, + }; + try { + var lookup = FS.lookupPath(path, { + parent: true, + }); + ret.parentExists = true; + ret.parentPath = lookup.path; + ret.parentObject = lookup.node; + ret.name = PATH.basename(path); + lookup = FS.lookupPath(path, { + follow: !dontResolveLastLink, + }); + ret.exists = true; + ret.path = lookup.path; + ret.object = lookup.node; + ret.name = lookup.node.name; + ret.isRoot = lookup.path === '/'; + } catch (e) { + ret.error = e.errno; + } + return ret; + }, + createPath(parent, path, canRead, canWrite) { + parent = typeof parent == 'string' ? parent : FS.getPath(parent); + var parts = path.split('/').reverse(); + while (parts.length) { + var part = parts.pop(); + if (!part) continue; + var current = PATH.join2(parent, part); + try { + FS.mkdir(current); + } catch (e) {} + // ignore EEXIST + parent = current; + } + return current; + }, + createFile(parent, name, properties, canRead, canWrite) { + var path = PATH.join2( + typeof parent == 'string' ? parent : FS.getPath(parent), + name + ); + var mode = FS_getMode(canRead, canWrite); + return FS.create(path, mode); + }, + createDataFile(parent, name, data, canRead, canWrite, canOwn) { + var path = name; + if (parent) { + parent = + typeof parent == 'string' ? parent : FS.getPath(parent); + path = name ? PATH.join2(parent, name) : parent; + } + var mode = FS_getMode(canRead, canWrite); + var node = FS.create(path, mode); + if (data) { + if (typeof data == 'string') { + var arr = new Array(data.length); + for (var i = 0, len = data.length; i < len; ++i) + arr[i] = data.charCodeAt(i); + data = arr; + } + // make sure we can write to the file + FS.chmod(node, mode | 146); + var stream = FS.open(node, 577); + FS.write(stream, data, 0, data.length, 0, canOwn); + FS.close(stream); + FS.chmod(node, mode); + } + }, + createDevice(parent, name, input, output) { + var path = PATH.join2( + typeof parent == 'string' ? parent : FS.getPath(parent), + name + ); + var mode = FS_getMode(!!input, !!output); + FS.createDevice.major ??= 64; + var dev = FS.makedev(FS.createDevice.major++, 0); + // Create a fake device that a set of stream ops to emulate + // the old behavior. + FS.registerDevice(dev, { + open(stream) { + stream.seekable = false; + }, + close(stream) { + // flush any pending line data + if (output?.buffer?.length) { + output(10); + } + }, + read(stream, buffer, offset, length, pos) { + /* ignored */ var bytesRead = 0; + for (var i = 0; i < length; i++) { + var result; + try { + result = input(); + } catch (e) { + throw new FS.ErrnoError(29); + } + if (result === undefined && bytesRead === 0) { + throw new FS.ErrnoError(6); + } + if (result === null || result === undefined) break; + bytesRead++; + buffer[offset + i] = result; + } + if (bytesRead) { + stream.node.atime = Date.now(); + } + return bytesRead; + }, + write(stream, buffer, offset, length, pos) { + for (var i = 0; i < length; i++) { + try { + output(buffer[offset + i]); + } catch (e) { + throw new FS.ErrnoError(29); + } + } + if (length) { + stream.node.mtime = stream.node.ctime = Date.now(); + } + return i; + }, + }); + return FS.mkdev(path, mode, dev); + }, + forceLoadFile(obj) { + if (obj.isDevice || obj.isFolder || obj.link || obj.contents) + return true; + if (typeof XMLHttpRequest != 'undefined') { + throw new Error( + 'Lazy loading should have been performed (contents set) in createLazyFile, but it was not. Lazy loading only works in web workers. Use --embed-file or --preload-file in emcc on the main thread.' + ); + } else { + // Command-line. + try { + obj.contents = readBinary(obj.url); + obj.usedBytes = obj.contents.length; + } catch (e) { + throw new FS.ErrnoError(29); + } + } + }, + createLazyFile(parent, name, url, canRead, canWrite) { + // Lazy chunked Uint8Array (implements get and length from Uint8Array). + // Actual getting is abstracted away for eventual reuse. + class LazyUint8Array { + lengthKnown = false; + chunks = []; + // Loaded chunks. Index is the chunk number + get(idx) { + if (idx > this.length - 1 || idx < 0) { + return undefined; + } + var chunkOffset = idx % this.chunkSize; + var chunkNum = (idx / this.chunkSize) | 0; + return this.getter(chunkNum)[chunkOffset]; + } + setDataGetter(getter) { + this.getter = getter; + } + cacheLength() { + // Find length + var xhr = new XMLHttpRequest(); + xhr.open('HEAD', url, false); + xhr.send(null); + if ( + !( + (xhr.status >= 200 && xhr.status < 300) || + xhr.status === 304 + ) + ) + throw new Error( + "Couldn't load " + url + '. Status: ' + xhr.status + ); + var datalength = Number( + xhr.getResponseHeader('Content-length') + ); + var header; + var hasByteServing = + (header = xhr.getResponseHeader('Accept-Ranges')) && + header === 'bytes'; + var usesGzip = + (header = xhr.getResponseHeader('Content-Encoding')) && + header === 'gzip'; + var chunkSize = 1024 * 1024; + // Chunk size in bytes + if (!hasByteServing) chunkSize = datalength; + // Function to get a range from the remote URL. + var doXHR = (from, to) => { + if (from > to) + throw new Error( + 'invalid range (' + + from + + ', ' + + to + + ') or no bytes requested!' + ); + if (to > datalength - 1) + throw new Error( + 'only ' + + datalength + + ' bytes available! programmer error!' + ); + // TODO: Use mozResponseArrayBuffer, responseStream, etc. if available. + var xhr = new XMLHttpRequest(); + xhr.open('GET', url, false); + if (datalength !== chunkSize) + xhr.setRequestHeader( + 'Range', + 'bytes=' + from + '-' + to + ); + // Some hints to the browser that we want binary data. + xhr.responseType = 'arraybuffer'; + if (xhr.overrideMimeType) { + xhr.overrideMimeType( + 'text/plain; charset=x-user-defined' + ); + } + xhr.send(null); + if ( + !( + (xhr.status >= 200 && xhr.status < 300) || + xhr.status === 304 + ) + ) + throw new Error( + "Couldn't load " + + url + + '. Status: ' + + xhr.status + ); + if (xhr.response !== undefined) { + return new Uint8Array( + /** @type{Array} */ (xhr.response || []) + ); + } + return intArrayFromString(xhr.responseText || '', true); + }; + var lazyArray = this; + lazyArray.setDataGetter((chunkNum) => { + var start = chunkNum * chunkSize; + var end = (chunkNum + 1) * chunkSize - 1; + // including this byte + end = Math.min(end, datalength - 1); + // if datalength-1 is selected, this is the last block + if (typeof lazyArray.chunks[chunkNum] == 'undefined') { + lazyArray.chunks[chunkNum] = doXHR(start, end); + } + if (typeof lazyArray.chunks[chunkNum] == 'undefined') + throw new Error('doXHR failed!'); + return lazyArray.chunks[chunkNum]; + }); + if (usesGzip || !datalength) { + // if the server uses gzip or doesn't supply the length, we have to download the whole file to get the (uncompressed) length + chunkSize = datalength = 1; + // this will force getter(0)/doXHR do download the whole file + datalength = this.getter(0).length; + chunkSize = datalength; + out( + 'LazyFiles on gzip forces download of the whole file when length is accessed' + ); + } + this._length = datalength; + this._chunkSize = chunkSize; + this.lengthKnown = true; + } + get length() { + if (!this.lengthKnown) { + this.cacheLength(); + } + return this._length; + } + get chunkSize() { + if (!this.lengthKnown) { + this.cacheLength(); + } + return this._chunkSize; + } + } + if (typeof XMLHttpRequest != 'undefined') { + if (!ENVIRONMENT_IS_WORKER) + throw 'Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc'; + var lazyArray = new LazyUint8Array(); + var properties = { + isDevice: false, + contents: lazyArray, + }; + } else { + var properties = { + isDevice: false, + url, + }; + } + var node = FS.createFile( + parent, + name, + properties, + canRead, + canWrite + ); + // This is a total hack, but I want to get this lazy file code out of the + // core of MEMFS. If we want to keep this lazy file concept I feel it should + // be its own thin LAZYFS proxying calls to MEMFS. + if (properties.contents) { + node.contents = properties.contents; + } else if (properties.url) { + node.contents = null; + node.url = properties.url; + } + // Add a function that defers querying the file size until it is asked the first time. + Object.defineProperties(node, { + usedBytes: { + get: function () { + return this.contents.length; + }, + }, + }); + // override each stream op with one that tries to force load the lazy file first + var stream_ops = {}; + var keys = Object.keys(node.stream_ops); + keys.forEach((key) => { + var fn = node.stream_ops[key]; + stream_ops[key] = (...args) => { + FS.forceLoadFile(node); + return fn(...args); + }; + }); + function writeChunks(stream, buffer, offset, length, position) { + var contents = stream.node.contents; + if (position >= contents.length) return 0; + var size = Math.min(contents.length - position, length); + if (contents.slice) { + // normal array + for (var i = 0; i < size; i++) { + buffer[offset + i] = contents[position + i]; + } + } else { + for (var i = 0; i < size; i++) { + // LazyUint8Array from sync binary XHR + buffer[offset + i] = contents.get(position + i); + } + } + return size; + } + // use a custom read function + stream_ops.read = (stream, buffer, offset, length, position) => { + FS.forceLoadFile(node); + return writeChunks(stream, buffer, offset, length, position); + }; + // use a custom mmap function + stream_ops.mmap = (stream, length, position, prot, flags) => { + FS.forceLoadFile(node); + var ptr = mmapAlloc(length); + if (!ptr) { + throw new FS.ErrnoError(48); + } + writeChunks(stream, HEAP8, ptr, length, position); + return { + ptr, + allocated: true, + }; + }; + node.stream_ops = stream_ops; + return node; + }, + }; + + Module['FS'] = FS; + + var SOCKFS = { + websocketArgs: {}, + callbacks: {}, + on(event, callback) { + SOCKFS.callbacks[event] = callback; + }, + emit(event, param) { + SOCKFS.callbacks[event]?.(param); + }, + mount(mount) { + // The incomming Module['websocket'] can be used for configuring + // configuring subprotocol/url, etc + SOCKFS.websocketArgs = Module['websocket'] || {}; + // Add the Event registration mechanism to the exported websocket configuration + // object so we can register network callbacks from native JavaScript too. + // For more documentation see system/include/emscripten/emscripten.h + (Module['websocket'] ??= {})['on'] = SOCKFS.on; + return FS.createNode(null, '/', 16895, 0); + }, + createSocket(family, type, protocol) { + type &= ~526336; + // Some applications may pass it; it makes no sense for a single process. + var streaming = type == 1; + if (streaming && protocol && protocol != 6) { + throw new FS.ErrnoError(66); + } + // create our internal socket structure + var sock = { + family, + type, + protocol, + server: null, + error: null, + // Used in getsockopt for SOL_SOCKET/SO_ERROR test + peers: {}, + pending: [], + recv_queue: [], + sock_ops: SOCKFS.websocket_sock_ops, + }; + // create the filesystem node to store the socket structure + var name = SOCKFS.nextname(); + var node = FS.createNode(SOCKFS.root, name, 49152, 0); + node.sock = sock; + // and the wrapping stream that enables library functions such + // as read and write to indirectly interact with the socket + var stream = FS.createStream({ + path: name, + node, + flags: 2, + seekable: false, + stream_ops: SOCKFS.stream_ops, + }); + // map the new stream to the socket structure (sockets have a 1:1 + // relationship with a stream) + sock.stream = stream; + return sock; + }, + getSocket(fd) { + var stream = FS.getStream(fd); + if (!stream || !FS.isSocket(stream.node.mode)) { + return null; + } + return stream.node.sock; + }, + stream_ops: { + poll(stream) { + var sock = stream.node.sock; + return sock.sock_ops.poll(sock); + }, + ioctl(stream, request, varargs) { + var sock = stream.node.sock; + return sock.sock_ops.ioctl(sock, request, varargs); + }, + read(stream, buffer, offset, length, position) { + /* ignored */ var sock = stream.node.sock; + var msg = sock.sock_ops.recvmsg(sock, length); + if (!msg) { + // socket is closed + return 0; + } + buffer.set(msg.buffer, offset); + return msg.buffer.length; + }, + write(stream, buffer, offset, length, position) { + /* ignored */ var sock = stream.node.sock; + return sock.sock_ops.sendmsg(sock, buffer, offset, length); + }, + close(stream) { + var sock = stream.node.sock; + sock.sock_ops.close(sock); + }, + }, + nextname() { + if (!SOCKFS.nextname.current) { + SOCKFS.nextname.current = 0; + } + return `socket[${SOCKFS.nextname.current++}]`; + }, + websocket_sock_ops: { + createPeer(sock, addr, port) { + var ws; + if (typeof addr == 'object') { + ws = addr; + addr = null; + port = null; + } + if (ws) { + // for sockets that've already connected (e.g. we're the server) + // we can inspect the _socket property for the address + if (ws._socket) { + addr = ws._socket.remoteAddress; + port = ws._socket.remotePort; + } // if we're just now initializing a connection to the remote, + // inspect the url property + else { + var result = /ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url); + if (!result) { + throw new Error( + 'WebSocket URL must be in the format ws(s)://address:port' + ); + } + addr = result[1]; + port = parseInt(result[2], 10); + } + } else { + // create the actual websocket object and connect + try { + // The default value is 'ws://' the replace is needed because the compiler replaces '//' comments with '#' + // comments without checking context, so we'd end up with ws:#, the replace swaps the '#' for '//' again. + var url = 'ws:#'.replace('#', '//'); + // Make the WebSocket subprotocol (Sec-WebSocket-Protocol) default to binary if no configuration is set. + var subProtocols = 'binary'; + // The default value is 'binary' + // The default WebSocket options + var opts = undefined; + // Fetch runtime WebSocket URL config. + if ('function' === typeof SOCKFS.websocketArgs['url']) { + url = SOCKFS.websocketArgs['url'](...arguments); + } else if ( + 'string' === typeof SOCKFS.websocketArgs['url'] + ) { + url = SOCKFS.websocketArgs['url']; + } + // Fetch runtime WebSocket subprotocol config. + if (SOCKFS.websocketArgs['subprotocol']) { + subProtocols = SOCKFS.websocketArgs['subprotocol']; + } else if ( + SOCKFS.websocketArgs['subprotocol'] === null + ) { + subProtocols = 'null'; + } + if (url === 'ws://' || url === 'wss://') { + // Is the supplied URL config just a prefix, if so complete it. + var parts = addr.split('/'); + url = + url + + parts[0] + + ':' + + port + + '/' + + parts.slice(1).join('/'); + } + if (subProtocols !== 'null') { + // The regex trims the string (removes spaces at the beginning and end, then splits the string by + // , into an Array. Whitespace removal is important for Websockify and ws. + subProtocols = subProtocols + .replace(/^ +| +$/g, '') + .split(/ *, */); + opts = subProtocols; + } + // If node we use the ws library. + var WebSocketConstructor; + if (ENVIRONMENT_IS_NODE) { + WebSocketConstructor = + /** @type{(typeof WebSocket)} */ ( + require('ws') + ); + } else { + WebSocketConstructor = WebSocket; + } + if (Module['websocket']['decorator']) { + WebSocketConstructor = + Module['websocket']['decorator']( + WebSocketConstructor + ); + } + ws = new WebSocketConstructor(url, opts); + ws.binaryType = 'arraybuffer'; + } catch (e) { + throw new FS.ErrnoError(23); + } + } + var peer = { + addr, + port, + socket: ws, + msg_send_queue: [], + }; + SOCKFS.websocket_sock_ops.addPeer(sock, peer); + SOCKFS.websocket_sock_ops.handlePeerEvents(sock, peer); + // if this is a bound dgram socket, send the port number first to allow + // us to override the ephemeral port reported to us by remotePort on the + // remote end. + if (sock.type === 2 && typeof sock.sport != 'undefined') { + peer.msg_send_queue.push( + new Uint8Array([ + 255, + 255, + 255, + 255, + 'p'.charCodeAt(0), + 'o'.charCodeAt(0), + 'r'.charCodeAt(0), + 't'.charCodeAt(0), + (sock.sport & 65280) >> 8, + sock.sport & 255, + ]) + ); + } + return peer; + }, + getPeer(sock, addr, port) { + return sock.peers[addr + ':' + port]; + }, + addPeer(sock, peer) { + sock.peers[peer.addr + ':' + peer.port] = peer; + }, + removePeer(sock, peer) { + delete sock.peers[peer.addr + ':' + peer.port]; + }, + handlePeerEvents(sock, peer) { + var first = true; + var handleOpen = function () { + sock.connecting = false; + SOCKFS.emit('open', sock.stream.fd); + try { + var queued = peer.msg_send_queue.shift(); + while (queued) { + peer.socket.send(queued); + queued = peer.msg_send_queue.shift(); + } + } catch (e) { + // not much we can do here in the way of proper error handling as we've already + // lied and said this data was sent. shut it down. + peer.socket.close(); + } + }; + function handleMessage(data) { + if (typeof data == 'string') { + var encoder = new TextEncoder(); + // should be utf-8 + data = encoder.encode(data); + } // make a typed array from the string + else { + assert(data.byteLength !== undefined); + // must receive an ArrayBuffer + if (data.byteLength == 0) { + // An empty ArrayBuffer will emit a pseudo disconnect event + // as recv/recvmsg will return zero which indicates that a socket + // has performed a shutdown although the connection has not been disconnected yet. + return; + } + data = new Uint8Array(data); + } + // if this is the port message, override the peer's port with it + var wasfirst = first; + first = false; + if ( + wasfirst && + data.length === 10 && + data[0] === 255 && + data[1] === 255 && + data[2] === 255 && + data[3] === 255 && + data[4] === 'p'.charCodeAt(0) && + data[5] === 'o'.charCodeAt(0) && + data[6] === 'r'.charCodeAt(0) && + data[7] === 't'.charCodeAt(0) + ) { + // update the peer's port and it's key in the peer map + var newport = (data[8] << 8) | data[9]; + SOCKFS.websocket_sock_ops.removePeer(sock, peer); + peer.port = newport; + SOCKFS.websocket_sock_ops.addPeer(sock, peer); + return; + } + sock.recv_queue.push({ + addr: peer.addr, + port: peer.port, + data, + }); + SOCKFS.emit('message', sock.stream.fd); + } + if (ENVIRONMENT_IS_NODE) { + peer.socket.on('open', handleOpen); + peer.socket.on('message', function (data, isBinary) { + if (!isBinary) { + return; + } + handleMessage(new Uint8Array(data).buffer); + }); + // copy from node Buffer -> ArrayBuffer + peer.socket.on('close', function () { + SOCKFS.emit('close', sock.stream.fd); + }); + peer.socket.on('error', function (error) { + // Although the ws library may pass errors that may be more descriptive than + // ECONNREFUSED they are not necessarily the expected error code e.g. + // ENOTFOUND on getaddrinfo seems to be node.js specific, so using ECONNREFUSED + // is still probably the most useful thing to do. + sock.error = 14; + // Used in getsockopt for SOL_SOCKET/SO_ERROR test. + SOCKFS.emit('error', [ + sock.stream.fd, + sock.error, + 'ECONNREFUSED: Connection refused', + ]); + }); + } else { + peer.socket.onopen = handleOpen; + peer.socket.onclose = function () { + SOCKFS.emit('close', sock.stream.fd); + }; + peer.socket.onmessage = function peer_socket_onmessage( + event + ) { + handleMessage(event.data); + }; + peer.socket.onerror = function (error) { + // The WebSocket spec only allows a 'simple event' to be thrown on error, + // so we only really know as much as ECONNREFUSED. + sock.error = 14; + // Used in getsockopt for SOL_SOCKET/SO_ERROR test. + SOCKFS.emit('error', [ + sock.stream.fd, + sock.error, + 'ECONNREFUSED: Connection refused', + ]); + }; + } + }, + poll(sock) { + if (sock.type === 1 && sock.server) { + // listen sockets should only say they're available for reading + // if there are pending clients. + return sock.pending.length ? 64 | 1 : 0; + } + var mask = 0; + var dest = + sock.type === 1 // we only care about the socket state for connection-based sockets + ? SOCKFS.websocket_sock_ops.getPeer( + sock, + sock.daddr, + sock.dport + ) + : null; + if ( + sock.recv_queue.length || + !dest || // connection-less sockets are always ready to read + (dest && dest.socket.readyState === dest.socket.CLOSING) || + (dest && dest.socket.readyState === dest.socket.CLOSED) + ) { + // let recv return 0 once closed + mask |= 64 | 1; + } + if ( + !dest || // connection-less sockets are always ready to write + (dest && dest.socket.readyState === dest.socket.OPEN) + ) { + mask |= 4; + } + if ( + (dest && dest.socket.readyState === dest.socket.CLOSING) || + (dest && dest.socket.readyState === dest.socket.CLOSED) + ) { + // When an non-blocking connect fails mark the socket as writable. + // Its up to the calling code to then use getsockopt with SO_ERROR to + // retrieve the error. + // See https://man7.org/linux/man-pages/man2/connect.2.html + if (sock.connecting) { + mask |= 4; + } else { + mask |= 16; + } + } + return mask; + }, + ioctl(sock, request, arg) { + switch (request) { + case 21531: + var bytes = 0; + if (sock.recv_queue.length) { + bytes = sock.recv_queue[0].data.length; + } + HEAP32[arg >> 2] = bytes; + return 0; + + default: + return 28; + } + }, + close(sock) { + // if we've spawned a listen server, close it + if (sock.server) { + try { + sock.server.close(); + } catch (e) {} + sock.server = null; + } + // close any peer connections + var peers = Object.keys(sock.peers); + for (var i = 0; i < peers.length; i++) { + var peer = sock.peers[peers[i]]; + try { + peer.socket.close(); + } catch (e) {} + SOCKFS.websocket_sock_ops.removePeer(sock, peer); + } + return 0; + }, + bind(sock, addr, port) { + if ( + typeof sock.saddr != 'undefined' || + typeof sock.sport != 'undefined' + ) { + throw new FS.ErrnoError(28); + } + // already bound + sock.saddr = addr; + sock.sport = port; + // in order to emulate dgram sockets, we need to launch a listen server when + // binding on a connection-less socket + // note: this is only required on the server side + if (sock.type === 2) { + // close the existing server if it exists + if (sock.server) { + sock.server.close(); + sock.server = null; + } + // swallow error operation not supported error that occurs when binding in the + // browser where this isn't supported + try { + sock.sock_ops.listen(sock, 0); + } catch (e) { + if (!(e.name === 'ErrnoError')) throw e; + if (e.errno !== 138) throw e; + } + } + }, + connect(sock, addr, port) { + if (sock.server) { + throw new FS.ErrnoError(138); + } + // TODO autobind + // if (!sock.addr && sock.type == 2) { + // } + // early out if we're already connected / in the middle of connecting + if ( + typeof sock.daddr != 'undefined' && + typeof sock.dport != 'undefined' + ) { + var dest = SOCKFS.websocket_sock_ops.getPeer( + sock, + sock.daddr, + sock.dport + ); + if (dest) { + if (dest.socket.readyState === dest.socket.CONNECTING) { + throw new FS.ErrnoError(7); + } else { + throw new FS.ErrnoError(30); + } + } + } + // add the socket to our peer list and set our + // destination address / port to match + var peer = SOCKFS.websocket_sock_ops.createPeer( + sock, + addr, + port + ); + sock.daddr = peer.addr; + sock.dport = peer.port; + // because we cannot synchronously block to wait for the WebSocket + // connection to complete, we return here pretending that the connection + // was a success. + sock.connecting = true; + }, + listen(sock, backlog) { + if (!ENVIRONMENT_IS_NODE) { + throw new FS.ErrnoError(138); + } + if (sock.server) { + throw new FS.ErrnoError(28); + } + // already listening + var WebSocketServer = require('ws').Server; + var host = sock.saddr; + if (Module['websocket']['serverDecorator']) { + WebSocketServer = + Module['websocket']['serverDecorator'](WebSocketServer); + } + sock.server = new WebSocketServer({ + host, + port: sock.sport, + }); + // TODO support backlog + SOCKFS.emit('listen', sock.stream.fd); + // Send Event with listen fd. + sock.server.on('connection', function (ws) { + if (sock.type === 1) { + var newsock = SOCKFS.createSocket( + sock.family, + sock.type, + sock.protocol + ); + // create a peer on the new socket + var peer = SOCKFS.websocket_sock_ops.createPeer( + newsock, + ws + ); + newsock.daddr = peer.addr; + newsock.dport = peer.port; + // push to queue for accept to pick up + sock.pending.push(newsock); + SOCKFS.emit('connection', newsock.stream.fd); + } else { + // create a peer on the listen socket so calling sendto + // with the listen socket and an address will resolve + // to the correct client + SOCKFS.websocket_sock_ops.createPeer(sock, ws); + SOCKFS.emit('connection', sock.stream.fd); + } + }); + sock.server.on('close', function () { + SOCKFS.emit('close', sock.stream.fd); + sock.server = null; + }); + sock.server.on('error', function (error) { + // Although the ws library may pass errors that may be more descriptive than + // ECONNREFUSED they are not necessarily the expected error code e.g. + // ENOTFOUND on getaddrinfo seems to be node.js specific, so using EHOSTUNREACH + // is still probably the most useful thing to do. This error shouldn't + // occur in a well written app as errors should get trapped in the compiled + // app's own getaddrinfo call. + sock.error = 23; + // Used in getsockopt for SOL_SOCKET/SO_ERROR test. + SOCKFS.emit('error', [ + sock.stream.fd, + sock.error, + 'EHOSTUNREACH: Host is unreachable', + ]); + }); + }, + // don't throw + accept(listensock) { + if (!listensock.server || !listensock.pending.length) { + throw new FS.ErrnoError(28); + } + var newsock = listensock.pending.shift(); + newsock.stream.flags = listensock.stream.flags; + return newsock; + }, + getname(sock, peer) { + var addr, port; + if (peer) { + if (sock.daddr === undefined || sock.dport === undefined) { + throw new FS.ErrnoError(53); + } + addr = sock.daddr; + port = sock.dport; + } else { + // TODO saddr and sport will be set for bind()'d UDP sockets, but what + // should we be returning for TCP sockets that've been connect()'d? + addr = sock.saddr || 0; + port = sock.sport || 0; + } + return { + addr, + port, + }; + }, + sendmsg(sock, buffer, offset, length, addr, port) { + if (sock.type === 2) { + // connection-less sockets will honor the message address, + // and otherwise fall back to the bound destination address + if (addr === undefined || port === undefined) { + addr = sock.daddr; + port = sock.dport; + } + // if there was no address to fall back to, error out + if (addr === undefined || port === undefined) { + throw new FS.ErrnoError(17); + } + } else { + // connection-based sockets will only use the bound + addr = sock.daddr; + port = sock.dport; + } + // find the peer for the destination address + var dest = SOCKFS.websocket_sock_ops.getPeer(sock, addr, port); + // early out if not connected with a connection-based socket + if (sock.type === 1) { + if ( + !dest || + dest.socket.readyState === dest.socket.CLOSING || + dest.socket.readyState === dest.socket.CLOSED + ) { + throw new FS.ErrnoError(53); + } + } + // create a copy of the incoming data to send, as the WebSocket API + // doesn't work entirely with an ArrayBufferView, it'll just send + // the entire underlying buffer + if (ArrayBuffer.isView(buffer)) { + offset += buffer.byteOffset; + buffer = buffer.buffer; + } + var data = buffer.slice(offset, offset + length); + // if we don't have a cached connectionless UDP datagram connection, or + // the TCP socket is still connecting, queue the message to be sent upon + // connect, and lie, saying the data was sent now. + if (!dest || dest.socket.readyState !== dest.socket.OPEN) { + // if we're not connected, open a new connection + if (sock.type === 2) { + if ( + !dest || + dest.socket.readyState === dest.socket.CLOSING || + dest.socket.readyState === dest.socket.CLOSED + ) { + dest = SOCKFS.websocket_sock_ops.createPeer( + sock, + addr, + port + ); + } + } + dest.msg_send_queue.push(data); + return length; + } + try { + // send the actual data + dest.socket.send(data); + return length; + } catch (e) { + throw new FS.ErrnoError(28); + } + }, + recvmsg(sock, length, flags) { + // http://pubs.opengroup.org/onlinepubs/7908799/xns/recvmsg.html + if (sock.type === 1 && sock.server) { + // tcp servers should not be recv()'ing on the listen socket + throw new FS.ErrnoError(53); + } + var queued = sock.recv_queue.shift(); + if (!queued) { + if (sock.type === 1) { + var dest = SOCKFS.websocket_sock_ops.getPeer( + sock, + sock.daddr, + sock.dport + ); + if (!dest) { + // if we have a destination address but are not connected, error out + throw new FS.ErrnoError(53); + } + if ( + dest.socket.readyState === dest.socket.CLOSING || + dest.socket.readyState === dest.socket.CLOSED + ) { + // return null if the socket has closed + return null; + } + // else, our socket is in a valid state but truly has nothing available + throw new FS.ErrnoError(6); + } + throw new FS.ErrnoError(6); + } + // queued.data will be an ArrayBuffer if it's unadulterated, but if it's + // requeued TCP data it'll be an ArrayBufferView + var queuedLength = queued.data.byteLength || queued.data.length; + var queuedOffset = queued.data.byteOffset || 0; + var queuedBuffer = queued.data.buffer || queued.data; + var bytesRead = Math.min(length, queuedLength); + var res = { + buffer: new Uint8Array( + queuedBuffer, + queuedOffset, + bytesRead + ), + addr: queued.addr, + port: queued.port, + }; + // push back any unread data for TCP connections + if (flags & 2) { + bytesRead = 0; + } + if (sock.type === 1 && bytesRead < queuedLength) { + var bytesRemaining = queuedLength - bytesRead; + queued.data = new Uint8Array( + queuedBuffer, + queuedOffset + bytesRead, + bytesRemaining + ); + sock.recv_queue.unshift(queued); + } + return res; + }, + }, + }; + + var getSocketFromFD = (fd) => { + var socket = SOCKFS.getSocket(fd); + if (!socket) throw new FS.ErrnoError(8); + return socket; + }; + + var inetPton4 = (str) => { + var b = str.split('.'); + for (var i = 0; i < 4; i++) { + var tmp = Number(b[i]); + if (isNaN(tmp)) return null; + b[i] = tmp; + } + return (b[0] | (b[1] << 8) | (b[2] << 16) | (b[3] << 24)) >>> 0; + }; + + /** @suppress {checkTypes} */ var jstoi_q = (str) => parseInt(str); + + var inetPton6 = (str) => { + var words; + var w, offset, z; + /* http://home.deds.nl/~aeron/regex/ */ var valid6regx = + /^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i; + var parts = []; + if (!valid6regx.test(str)) { + return null; + } + if (str === '::') { + return [0, 0, 0, 0, 0, 0, 0, 0]; + } + // Z placeholder to keep track of zeros when splitting the string on ":" + if (str.startsWith('::')) { + str = str.replace('::', 'Z:'); + } // leading zeros case + else { + str = str.replace('::', ':Z:'); + } + if (str.indexOf('.') > 0) { + // parse IPv4 embedded stress + str = str.replace(new RegExp('[.]', 'g'), ':'); + words = str.split(':'); + words[words.length - 4] = + jstoi_q(words[words.length - 4]) + + jstoi_q(words[words.length - 3]) * 256; + words[words.length - 3] = + jstoi_q(words[words.length - 2]) + + jstoi_q(words[words.length - 1]) * 256; + words = words.slice(0, words.length - 2); + } else { + words = str.split(':'); + } + offset = 0; + z = 0; + for (w = 0; w < words.length; w++) { + if (typeof words[w] == 'string') { + if (words[w] === 'Z') { + // compressed zeros - write appropriate number of zero words + for (z = 0; z < 8 - words.length + 1; z++) { + parts[w + z] = 0; + } + offset = z - 1; + } else { + // parse hex to field to 16-bit value and write it in network byte-order + parts[w + offset] = _htons(parseInt(words[w], 16)); + } + } else { + // parsed IPv4 words + parts[w + offset] = words[w]; + } + } + return [ + (parts[1] << 16) | parts[0], + (parts[3] << 16) | parts[2], + (parts[5] << 16) | parts[4], + (parts[7] << 16) | parts[6], + ]; + }; + + /** @param {number=} addrlen */ var writeSockaddr = ( + sa, + family, + addr, + port, + addrlen + ) => { + switch (family) { + case 2: + addr = inetPton4(addr); + zeroMemory(sa, 16); + if (addrlen) { + HEAP32[addrlen >> 2] = 16; + } + HEAP16[sa >> 1] = family; + HEAP32[(sa + 4) >> 2] = addr; + HEAP16[(sa + 2) >> 1] = _htons(port); + break; + + case 10: + addr = inetPton6(addr); + zeroMemory(sa, 28); + if (addrlen) { + HEAP32[addrlen >> 2] = 28; + } + HEAP32[sa >> 2] = family; + HEAP32[(sa + 8) >> 2] = addr[0]; + HEAP32[(sa + 12) >> 2] = addr[1]; + HEAP32[(sa + 16) >> 2] = addr[2]; + HEAP32[(sa + 20) >> 2] = addr[3]; + HEAP16[(sa + 2) >> 1] = _htons(port); + break; + + default: + return 5; + } + return 0; + }; + + var DNS = { + address_map: { + id: 1, + addrs: {}, + names: {}, + }, + lookup_name(name) { + // If the name is already a valid ipv4 / ipv6 address, don't generate a fake one. + var res = inetPton4(name); + if (res !== null) { + return name; + } + res = inetPton6(name); + if (res !== null) { + return name; + } + // See if this name is already mapped. + var addr; + if (DNS.address_map.addrs[name]) { + addr = DNS.address_map.addrs[name]; + } else { + var id = DNS.address_map.id++; + assert(id < 65535, 'exceeded max address mappings of 65535'); + addr = '172.29.' + (id & 255) + '.' + (id & 65280); + DNS.address_map.names[addr] = name; + DNS.address_map.addrs[name] = addr; + } + return addr; + }, + lookup_addr(addr) { + if (DNS.address_map.names[addr]) { + return DNS.address_map.names[addr]; + } + return null; + }, + }; + + function ___syscall_accept4(fd, addr, addrlen, flags, d1, d2) { + try { + var sock = getSocketFromFD(fd); + var newsock = sock.sock_ops.accept(sock); + if (addr) { + var errno = writeSockaddr( + addr, + newsock.family, + DNS.lookup_name(newsock.daddr), + newsock.dport, + addrlen + ); + } + return newsock.stream.fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var inetNtop4 = (addr) => + (addr & 255) + + '.' + + ((addr >> 8) & 255) + + '.' + + ((addr >> 16) & 255) + + '.' + + ((addr >> 24) & 255); + + var inetNtop6 = (ints) => { + // ref: http://www.ietf.org/rfc/rfc2373.txt - section 2.5.4 + // Format for IPv4 compatible and mapped 128-bit IPv6 Addresses + // 128-bits are split into eight 16-bit words + // stored in network byte order (big-endian) + // | 80 bits | 16 | 32 bits | + // +-----------------------------------------------------------------+ + // | 10 bytes | 2 | 4 bytes | + // +--------------------------------------+--------------------------+ + // + 5 words | 1 | 2 words | + // +--------------------------------------+--------------------------+ + // |0000..............................0000|0000| IPv4 ADDRESS | (compatible) + // +--------------------------------------+----+---------------------+ + // |0000..............................0000|FFFF| IPv4 ADDRESS | (mapped) + // +--------------------------------------+----+---------------------+ + var str = ''; + var word = 0; + var longest = 0; + var lastzero = 0; + var zstart = 0; + var len = 0; + var i = 0; + var parts = [ + ints[0] & 65535, + ints[0] >> 16, + ints[1] & 65535, + ints[1] >> 16, + ints[2] & 65535, + ints[2] >> 16, + ints[3] & 65535, + ints[3] >> 16, + ]; + // Handle IPv4-compatible, IPv4-mapped, loopback and any/unspecified addresses + var hasipv4 = true; + var v4part = ''; + // check if the 10 high-order bytes are all zeros (first 5 words) + for (i = 0; i < 5; i++) { + if (parts[i] !== 0) { + hasipv4 = false; + break; + } + } + if (hasipv4) { + // low-order 32-bits store an IPv4 address (bytes 13 to 16) (last 2 words) + v4part = inetNtop4(parts[6] | (parts[7] << 16)); + // IPv4-mapped IPv6 address if 16-bit value (bytes 11 and 12) == 0xFFFF (6th word) + if (parts[5] === -1) { + str = '::ffff:'; + str += v4part; + return str; + } + // IPv4-compatible IPv6 address if 16-bit value (bytes 11 and 12) == 0x0000 (6th word) + if (parts[5] === 0) { + str = '::'; + //special case IPv6 addresses + if (v4part === '0.0.0.0') v4part = ''; + // any/unspecified address + if (v4part === '0.0.0.1') v4part = '1'; + // loopback address + str += v4part; + return str; + } + } + // Handle all other IPv6 addresses + // first run to find the longest contiguous zero words + for (word = 0; word < 8; word++) { + if (parts[word] === 0) { + if (word - lastzero > 1) { + len = 0; + } + lastzero = word; + len++; + } + if (len > longest) { + longest = len; + zstart = word - longest + 1; + } + } + for (word = 0; word < 8; word++) { + if (longest > 1) { + // compress contiguous zeros - to produce "::" + if ( + parts[word] === 0 && + word >= zstart && + word < zstart + longest + ) { + if (word === zstart) { + str += ':'; + if (zstart === 0) str += ':'; + } + //leading zeros case + continue; + } + } + // converts 16-bit words from big-endian to little-endian before converting to hex string + str += Number(_ntohs(parts[word] & 65535)).toString(16); + str += word < 7 ? ':' : ''; + } + return str; + }; + + var readSockaddr = (sa, salen) => { + // family / port offsets are common to both sockaddr_in and sockaddr_in6 + var family = HEAP16[sa >> 1]; + var port = _ntohs(HEAPU16[(sa + 2) >> 1]); + var addr; + switch (family) { + case 2: + if (salen !== 16) { + return { + errno: 28, + }; + } + addr = HEAP32[(sa + 4) >> 2]; + addr = inetNtop4(addr); + break; + + case 10: + if (salen !== 28) { + return { + errno: 28, + }; + } + addr = [ + HEAP32[(sa + 8) >> 2], + HEAP32[(sa + 12) >> 2], + HEAP32[(sa + 16) >> 2], + HEAP32[(sa + 20) >> 2], + ]; + addr = inetNtop6(addr); + break; + + default: + return { + errno: 5, + }; + } + return { + family, + addr, + port, + }; + }; + + var getSocketAddress = (addrp, addrlen) => { + var info = readSockaddr(addrp, addrlen); + if (info.errno) throw new FS.ErrnoError(info.errno); + info.addr = DNS.lookup_addr(info.addr) || info.addr; + return info; + }; + + function ___syscall_bind(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + var info = getSocketAddress(addr, addrlen); + sock.sock_ops.bind(sock, info.addr, info.port); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var SYSCALLS = { + DEFAULT_POLLMASK: 5, + calculateAt(dirfd, path, allowEmpty) { + if (PATH.isAbs(path)) { + return path; + } + // relative path + var dir; + if (dirfd === -100) { + dir = FS.cwd(); + } else { + var dirstream = SYSCALLS.getStreamFromFD(dirfd); + dir = dirstream.path; + } + if (path.length == 0) { + if (!allowEmpty) { + throw new FS.ErrnoError(44); + } + return dir; + } + return dir + '/' + path; + }, + doStat(func, path, buf) { + var stat = func(path); + HEAP32[buf >> 2] = stat.dev; + HEAP32[(buf + 4) >> 2] = stat.mode; + HEAPU32[(buf + 8) >> 2] = stat.nlink; + HEAP32[(buf + 12) >> 2] = stat.uid; + HEAP32[(buf + 16) >> 2] = stat.gid; + HEAP32[(buf + 20) >> 2] = stat.rdev; + (tempI64 = [ + stat.size >>> 0, + ((tempDouble = stat.size), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 24) >> 2] = tempI64[0]), + (HEAP32[(buf + 28) >> 2] = tempI64[1]); + HEAP32[(buf + 32) >> 2] = 4096; + HEAP32[(buf + 36) >> 2] = stat.blocks; + var atime = stat.atime.getTime(); + var mtime = stat.mtime.getTime(); + var ctime = stat.ctime.getTime(); + (tempI64 = [ + Math.floor(atime / 1e3) >>> 0, + ((tempDouble = Math.floor(atime / 1e3)), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 40) >> 2] = tempI64[0]), + (HEAP32[(buf + 44) >> 2] = tempI64[1]); + HEAPU32[(buf + 48) >> 2] = (atime % 1e3) * 1e3 * 1e3; + (tempI64 = [ + Math.floor(mtime / 1e3) >>> 0, + ((tempDouble = Math.floor(mtime / 1e3)), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 56) >> 2] = tempI64[0]), + (HEAP32[(buf + 60) >> 2] = tempI64[1]); + HEAPU32[(buf + 64) >> 2] = (mtime % 1e3) * 1e3 * 1e3; + (tempI64 = [ + Math.floor(ctime / 1e3) >>> 0, + ((tempDouble = Math.floor(ctime / 1e3)), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 72) >> 2] = tempI64[0]), + (HEAP32[(buf + 76) >> 2] = tempI64[1]); + HEAPU32[(buf + 80) >> 2] = (ctime % 1e3) * 1e3 * 1e3; + (tempI64 = [ + stat.ino >>> 0, + ((tempDouble = stat.ino), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(buf + 88) >> 2] = tempI64[0]), + (HEAP32[(buf + 92) >> 2] = tempI64[1]); + return 0; + }, + doMsync(addr, stream, len, flags, offset) { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + if (flags & 2) { + // MAP_PRIVATE calls need not to be synced back to underlying fs + return 0; + } + var buffer = HEAPU8.slice(addr, addr + len); + FS.msync(stream, buffer, offset, len, flags); + }, + getStreamFromFD(fd) { + var stream = FS.getStreamChecked(fd); + return stream; + }, + varargs: undefined, + getStr(ptr) { + var ret = UTF8ToString(ptr); + return ret; + }, + }; + + function ___syscall_chdir(path) { + try { + path = SYSCALLS.getStr(path); + FS.chdir(path); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_chmod(path, mode) { + try { + path = SYSCALLS.getStr(path); + FS.chmod(path, mode); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_connect(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + var info = getSocketAddress(addr, addrlen); + sock.sock_ops.connect(sock, info.addr, info.port); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_dup(fd) { + try { + var old = SYSCALLS.getStreamFromFD(fd); + return FS.dupStream(old).fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_dup3(fd, newfd, flags) { + try { + var old = SYSCALLS.getStreamFromFD(fd); + if (old.fd === newfd) return -28; + // Check newfd is within range of valid open file descriptors. + if (newfd < 0 || newfd >= FS.MAX_OPEN_FDS) return -8; + var existing = FS.getStream(newfd); + if (existing) FS.close(existing); + return FS.dupStream(old, newfd).fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_faccessat(dirfd, path, amode, flags) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + if (amode & ~7) { + // need a valid mode + return -28; + } + var lookup = FS.lookupPath(path, { + follow: true, + }); + var node = lookup.node; + if (!node) { + return -44; + } + var perms = ''; + if (amode & 4) perms += 'r'; + if (amode & 2) perms += 'w'; + if (amode & 1) perms += 'x'; + if ( + perms && + /* otherwise, they've just passed F_OK */ FS.nodePermissions( + node, + perms + ) + ) { + return -2; + } + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var convertI32PairToI53Checked = (lo, hi) => + (hi + 2097152) >>> 0 < 4194305 - !!lo + ? (lo >>> 0) + hi * 4294967296 + : NaN; + + function ___syscall_fallocate( + fd, + mode, + offset_low, + offset_high, + len_low, + len_high + ) { + var offset = convertI32PairToI53Checked(offset_low, offset_high); + var len = convertI32PairToI53Checked(len_low, len_high); + try { + if (isNaN(offset)) return 61; + var stream = SYSCALLS.getStreamFromFD(fd); + FS.allocate(stream, offset, len); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_fchmod(fd, mode) { + try { + FS.fchmod(fd, mode); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_fchown32(fd, owner, group) { + try { + FS.fchown(fd, owner, group); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_fchownat(dirfd, path, owner, group, flags) { + try { + path = SYSCALLS.getStr(path); + var nofollow = flags & 256; + flags = flags & ~256; + path = SYSCALLS.calculateAt(dirfd, path); + (nofollow ? FS.lchown : FS.chown)(path, owner, group); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + /** @suppress {duplicate } */ var syscallGetVarargI = () => { + // the `+` prepended here is necessary to convince the JSCompiler that varargs is indeed a number. + var ret = HEAP32[+SYSCALLS.varargs >> 2]; + SYSCALLS.varargs += 4; + return ret; + }; + + var syscallGetVarargP = syscallGetVarargI; + + function ___syscall_fcntl64(fd, cmd, varargs) { + SYSCALLS.varargs = varargs; + try { + var stream = SYSCALLS.getStreamFromFD(fd); + switch (cmd) { + case 0: { + var arg = syscallGetVarargI(); + if (arg < 0) { + return -28; + } + while (FS.streams[arg]) { + arg++; + } + var newStream; + newStream = FS.dupStream(stream, arg); + return newStream.fd; + } + + case 1: + case 2: + return 0; + + // FD_CLOEXEC makes no sense for a single process. + case 3: + return stream.flags; + + case 4: { + var arg = syscallGetVarargI(); + stream.flags |= arg; + return 0; + } + + case 12: { + var arg = syscallGetVarargP(); + var offset = 0; + // We're always unlocked. + HEAP16[(arg + offset) >> 1] = 2; + return 0; + } + + case 13: + case 14: + return 0; + } + // Pretend that the locking is successful. + return -28; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_fdatasync(fd) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + return 0; + } catch (e) { + // we can't do anything synchronously; the in-memory FS is already synced to + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_fstat64(fd, buf) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + return SYSCALLS.doStat(FS.stat, stream.path, buf); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_ftruncate64(fd, length_low, length_high) { + var length = convertI32PairToI53Checked(length_low, length_high); + try { + if (isNaN(length)) return 61; + FS.ftruncate(fd, length); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var stringToUTF8 = (str, outPtr, maxBytesToWrite) => + stringToUTF8Array(str, HEAPU8, outPtr, maxBytesToWrite); + + Module['stringToUTF8'] = stringToUTF8; + + function ___syscall_getcwd(buf, size) { + try { + if (size === 0) return -28; + var cwd = FS.cwd(); + var cwdLengthInBytes = lengthBytesUTF8(cwd) + 1; + if (size < cwdLengthInBytes) return -68; + stringToUTF8(cwd, buf, size); + return cwdLengthInBytes; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_getdents64(fd, dirp, count) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + stream.getdents ||= FS.readdir(stream.path); + var struct_size = 280; + var pos = 0; + var off = FS.llseek(stream, 0, 1); + var startIdx = Math.floor(off / struct_size); + var endIdx = Math.min( + stream.getdents.length, + startIdx + Math.floor(count / struct_size) + ); + for (var idx = startIdx; idx < endIdx; idx++) { + var id; + var type; + var name = stream.getdents[idx]; + if (name === '.') { + id = stream.node.id; + type = 4; + } // DT_DIR + else if (name === '..') { + var lookup = FS.lookupPath(stream.path, { + parent: true, + }); + id = lookup.node.id; + type = 4; + } // DT_DIR + else { + var child; + try { + child = FS.lookupNode(stream.node, name); + } catch (e) { + // If the entry is not a directory, file, or symlink, nodefs + // lookupNode will raise EINVAL. Skip these and continue. + if (e?.errno === 28) { + continue; + } + throw e; + } + id = child.id; + type = FS.isChrdev(child.mode) + ? 2 // DT_CHR, character device. + : FS.isDir(child.mode) + ? 4 // DT_DIR, directory. + : FS.isLink(child.mode) + ? 10 // DT_LNK, symbolic link. + : 8; + } + // DT_REG, regular file. + (tempI64 = [ + id >>> 0, + ((tempDouble = id), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(dirp + pos) >> 2] = tempI64[0]), + (HEAP32[(dirp + pos + 4) >> 2] = tempI64[1]); + (tempI64 = [ + ((idx + 1) * struct_size) >>> 0, + ((tempDouble = (idx + 1) * struct_size), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(dirp + pos + 8) >> 2] = tempI64[0]), + (HEAP32[(dirp + pos + 12) >> 2] = tempI64[1]); + HEAP16[(dirp + pos + 16) >> 1] = 280; + HEAP8[dirp + pos + 18] = type; + stringToUTF8(name, dirp + pos + 19, 256); + pos += struct_size; + } + FS.llseek(stream, idx * struct_size, 0); + return pos; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_getpeername(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + if (!sock.daddr) { + return -53; + } + // The socket is not connected. + var errno = writeSockaddr( + addr, + sock.family, + DNS.lookup_name(sock.daddr), + sock.dport, + addrlen + ); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_getsockname(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + // TODO: sock.saddr should never be undefined, see TODO in websocket_sock_ops.getname + var errno = writeSockaddr( + addr, + sock.family, + DNS.lookup_name(sock.saddr || '0.0.0.0'), + sock.sport, + addrlen + ); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_getsockopt(fd, level, optname, optval, optlen, d1) { + try { + var sock = getSocketFromFD(fd); + // Minimal getsockopt aimed at resolving https://github.com/emscripten-core/emscripten/issues/2211 + // so only supports SOL_SOCKET with SO_ERROR. + if (level === 1) { + if (optname === 4) { + HEAP32[optval >> 2] = sock.error; + HEAP32[optlen >> 2] = 4; + sock.error = null; + // Clear the error (The SO_ERROR option obtains and then clears this field). + return 0; + } + } + return -50; + } catch (e) { + // The option is unknown at the level indicated. + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_ioctl(fd, op, varargs) { + SYSCALLS.varargs = varargs; + try { + var stream = SYSCALLS.getStreamFromFD(fd); + switch (op) { + case 21509: { + if (!stream.tty) return -59; + return 0; + } + + case 21505: { + if (!stream.tty) return -59; + if (stream.tty.ops.ioctl_tcgets) { + var termios = stream.tty.ops.ioctl_tcgets(stream); + var argp = syscallGetVarargP(); + HEAP32[argp >> 2] = termios.c_iflag || 0; + HEAP32[(argp + 4) >> 2] = termios.c_oflag || 0; + HEAP32[(argp + 8) >> 2] = termios.c_cflag || 0; + HEAP32[(argp + 12) >> 2] = termios.c_lflag || 0; + for (var i = 0; i < 32; i++) { + HEAP8[argp + i + 17] = termios.c_cc[i] || 0; + } + return 0; + } + return 0; + } + + case 21510: + case 21511: + case 21512: { + if (!stream.tty) return -59; + return 0; + } + + // no-op, not actually adjusting terminal settings + case 21506: + case 21507: + case 21508: { + if (!stream.tty) return -59; + if (stream.tty.ops.ioctl_tcsets) { + var argp = syscallGetVarargP(); + var c_iflag = HEAP32[argp >> 2]; + var c_oflag = HEAP32[(argp + 4) >> 2]; + var c_cflag = HEAP32[(argp + 8) >> 2]; + var c_lflag = HEAP32[(argp + 12) >> 2]; + var c_cc = []; + for (var i = 0; i < 32; i++) { + c_cc.push(HEAP8[argp + i + 17]); + } + return stream.tty.ops.ioctl_tcsets(stream.tty, op, { + c_iflag, + c_oflag, + c_cflag, + c_lflag, + c_cc, + }); + } + return 0; + } + + // no-op, not actually adjusting terminal settings + case 21519: { + if (!stream.tty) return -59; + var argp = syscallGetVarargP(); + HEAP32[argp >> 2] = 0; + return 0; + } + + case 21520: { + if (!stream.tty) return -59; + return -28; + } + + // not supported + case 21531: { + var argp = syscallGetVarargP(); + return FS.ioctl(stream, op, argp); + } + + case 21523: { + // TODO: in theory we should write to the winsize struct that gets + // passed in, but for now musl doesn't read anything on it + if (!stream.tty) return -59; + if (stream.tty.ops.ioctl_tiocgwinsz) { + var winsize = stream.tty.ops.ioctl_tiocgwinsz( + stream.tty + ); + var argp = syscallGetVarargP(); + HEAP16[argp >> 1] = winsize[0]; + HEAP16[(argp + 2) >> 1] = winsize[1]; + } + return 0; + } + + case 21524: { + // TODO: technically, this ioctl call should change the window size. + // but, since emscripten doesn't have any concept of a terminal window + // yet, we'll just silently throw it away as we do TIOCGWINSZ + if (!stream.tty) return -59; + return 0; + } + + case 21515: { + if (!stream.tty) return -59; + return 0; + } + + default: + return -28; + } + } catch (e) { + // not supported + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_listen(fd, backlog) { + try { + var sock = getSocketFromFD(fd); + sock.sock_ops.listen(sock, backlog); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_lstat64(path, buf) { + try { + path = SYSCALLS.getStr(path); + return SYSCALLS.doStat(FS.lstat, path, buf); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_mkdirat(dirfd, path, mode) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + FS.mkdir(path, mode, 0); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_newfstatat(dirfd, path, buf, flags) { + try { + path = SYSCALLS.getStr(path); + var nofollow = flags & 256; + var allowEmpty = flags & 4096; + flags = flags & ~6400; + path = SYSCALLS.calculateAt(dirfd, path, allowEmpty); + return SYSCALLS.doStat(nofollow ? FS.lstat : FS.stat, path, buf); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_openat(dirfd, path, flags, varargs) { + SYSCALLS.varargs = varargs; + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + var mode = varargs ? syscallGetVarargI() : 0; + return FS.open(path, flags, mode).fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var PIPEFS = { + BUCKET_BUFFER_SIZE: 8192, + mount(mount) { + // Do not pollute the real root directory or its child nodes with pipes + // Looks like it is OK to create another pseudo-root node not linked to the FS.root hierarchy this way + return FS.createNode(null, '/', 16384 | 511, 0); + }, + createPipe() { + var pipe = { + buckets: [], + // refcnt 2 because pipe has a read end and a write end. We need to be + // able to read from the read end after write end is closed. + refcnt: 2, + }; + pipe.buckets.push({ + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: 0, + roffset: 0, + }); + var rName = PIPEFS.nextname(); + var wName = PIPEFS.nextname(); + var rNode = FS.createNode(PIPEFS.root, rName, 4096, 0); + var wNode = FS.createNode(PIPEFS.root, wName, 4096, 0); + rNode.pipe = pipe; + wNode.pipe = pipe; + var readableStream = FS.createStream({ + path: rName, + node: rNode, + flags: 0, + seekable: false, + stream_ops: PIPEFS.stream_ops, + }); + rNode.stream = readableStream; + var writableStream = FS.createStream({ + path: wName, + node: wNode, + flags: 1, + seekable: false, + stream_ops: PIPEFS.stream_ops, + }); + wNode.stream = writableStream; + return { + readable_fd: readableStream.fd, + writable_fd: writableStream.fd, + }; + }, + stream_ops: { + poll(stream) { + var pipe = stream.node.pipe; + if ((stream.flags & 2097155) === 1) { + return 256 | 4; + } + if (pipe.buckets.length > 0) { + for (var i = 0; i < pipe.buckets.length; i++) { + var bucket = pipe.buckets[i]; + if (bucket.offset - bucket.roffset > 0) { + return 64 | 1; + } + } + } + return 0; + }, + ioctl(stream, request, varargs) { + return 28; + }, + fsync(stream) { + return 28; + }, + read(stream, buffer, offset, length, position) { + /* ignored */ var pipe = stream.node.pipe; + var currentLength = 0; + for (var i = 0; i < pipe.buckets.length; i++) { + var bucket = pipe.buckets[i]; + currentLength += bucket.offset - bucket.roffset; + } + var data = buffer.subarray(offset, offset + length); + if (length <= 0) { + return 0; + } + if (currentLength == 0) { + // Behave as if the read end is always non-blocking + throw new FS.ErrnoError(6); + } + var toRead = Math.min(currentLength, length); + var totalRead = toRead; + var toRemove = 0; + for (var i = 0; i < pipe.buckets.length; i++) { + var currBucket = pipe.buckets[i]; + var bucketSize = currBucket.offset - currBucket.roffset; + if (toRead <= bucketSize) { + var tmpSlice = currBucket.buffer.subarray( + currBucket.roffset, + currBucket.offset + ); + if (toRead < bucketSize) { + tmpSlice = tmpSlice.subarray(0, toRead); + currBucket.roffset += toRead; + } else { + toRemove++; + } + data.set(tmpSlice); + break; + } else { + var tmpSlice = currBucket.buffer.subarray( + currBucket.roffset, + currBucket.offset + ); + data.set(tmpSlice); + data = data.subarray(tmpSlice.byteLength); + toRead -= tmpSlice.byteLength; + toRemove++; + } + } + if (toRemove && toRemove == pipe.buckets.length) { + // Do not generate excessive garbage in use cases such as + // write several bytes, read everything, write several bytes, read everything... + toRemove--; + pipe.buckets[toRemove].offset = 0; + pipe.buckets[toRemove].roffset = 0; + } + pipe.buckets.splice(0, toRemove); + return totalRead; + }, + write(stream, buffer, offset, length, position) { + /* ignored */ var pipe = stream.node.pipe; + var data = buffer.subarray(offset, offset + length); + var dataLen = data.byteLength; + if (dataLen <= 0) { + return 0; + } + var currBucket = null; + if (pipe.buckets.length == 0) { + currBucket = { + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: 0, + roffset: 0, + }; + pipe.buckets.push(currBucket); + } else { + currBucket = pipe.buckets[pipe.buckets.length - 1]; + } + assert(currBucket.offset <= PIPEFS.BUCKET_BUFFER_SIZE); + var freeBytesInCurrBuffer = + PIPEFS.BUCKET_BUFFER_SIZE - currBucket.offset; + if (freeBytesInCurrBuffer >= dataLen) { + currBucket.buffer.set(data, currBucket.offset); + currBucket.offset += dataLen; + return dataLen; + } else if (freeBytesInCurrBuffer > 0) { + currBucket.buffer.set( + data.subarray(0, freeBytesInCurrBuffer), + currBucket.offset + ); + currBucket.offset += freeBytesInCurrBuffer; + data = data.subarray( + freeBytesInCurrBuffer, + data.byteLength + ); + } + var numBuckets = + (data.byteLength / PIPEFS.BUCKET_BUFFER_SIZE) | 0; + var remElements = data.byteLength % PIPEFS.BUCKET_BUFFER_SIZE; + for (var i = 0; i < numBuckets; i++) { + var newBucket = { + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: PIPEFS.BUCKET_BUFFER_SIZE, + roffset: 0, + }; + pipe.buckets.push(newBucket); + newBucket.buffer.set( + data.subarray(0, PIPEFS.BUCKET_BUFFER_SIZE) + ); + data = data.subarray( + PIPEFS.BUCKET_BUFFER_SIZE, + data.byteLength + ); + } + if (remElements > 0) { + var newBucket = { + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: data.byteLength, + roffset: 0, + }; + pipe.buckets.push(newBucket); + newBucket.buffer.set(data); + } + return dataLen; + }, + close(stream) { + var pipe = stream.node.pipe; + pipe.refcnt--; + if (pipe.refcnt === 0) { + pipe.buckets = null; + } + }, + }, + nextname() { + if (!PIPEFS.nextname.current) { + PIPEFS.nextname.current = 0; + } + return 'pipe[' + PIPEFS.nextname.current++ + ']'; + }, + }; + + function ___syscall_pipe(fdPtr) { + try { + if (fdPtr == 0) { + throw new FS.ErrnoError(21); + } + var res = PIPEFS.createPipe(); + HEAP32[fdPtr >> 2] = res.readable_fd; + HEAP32[(fdPtr + 4) >> 2] = res.writable_fd; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_poll(fds, nfds, timeout) { + try { + var nonzero = 0; + for (var i = 0; i < nfds; i++) { + var pollfd = fds + 8 * i; + var fd = HEAP32[pollfd >> 2]; + var events = HEAP16[(pollfd + 4) >> 1]; + var mask = 32; + var stream = FS.getStream(fd); + if (stream) { + mask = SYSCALLS.DEFAULT_POLLMASK; + if (stream.stream_ops?.poll) { + mask = stream.stream_ops.poll(stream, -1); + } + } + mask &= events | 8 | 16; + if (mask) nonzero++; + HEAP16[(pollfd + 6) >> 1] = mask; + } + return nonzero; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_readlinkat(dirfd, path, buf, bufsize) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + if (bufsize <= 0) return -28; + var ret = FS.readlink(path); + var len = Math.min(bufsize, lengthBytesUTF8(ret)); + var endChar = HEAP8[buf + len]; + stringToUTF8(ret, buf, bufsize + 1); + // readlink is one of the rare functions that write out a C string, but does never append a null to the output buffer(!) + // stringToUTF8() always appends a null byte, so restore the character under the null byte after the write. + HEAP8[buf + len] = endChar; + return len; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_recvfrom(fd, buf, len, flags, addr, addrlen) { + try { + var sock = getSocketFromFD(fd); + var msg = sock.sock_ops.recvmsg( + sock, + len, + typeof flags !== 'undefined' ? flags : 0 + ); + if (!msg) return 0; + // socket is closed + if (addr) { + var errno = writeSockaddr( + addr, + sock.family, + DNS.lookup_name(msg.addr), + msg.port, + addrlen + ); + } + HEAPU8.set(msg.buffer, buf); + return msg.buffer.byteLength; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_renameat(olddirfd, oldpath, newdirfd, newpath) { + try { + oldpath = SYSCALLS.getStr(oldpath); + newpath = SYSCALLS.getStr(newpath); + oldpath = SYSCALLS.calculateAt(olddirfd, oldpath); + newpath = SYSCALLS.calculateAt(newdirfd, newpath); + FS.rename(oldpath, newpath); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_rmdir(path) { + try { + path = SYSCALLS.getStr(path); + FS.rmdir(path); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_sendto(fd, message, length, flags, addr, addr_len) { + try { + var sock = getSocketFromFD(fd); + if (!addr) { + // send, no address provided + return FS.write(sock.stream, HEAP8, message, length); + } + var dest = getSocketAddress(addr, addr_len); + // sendto an address + return sock.sock_ops.sendmsg( + sock, + HEAP8, + message, + length, + dest.addr, + dest.port + ); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_socket(domain, type, protocol) { + try { + var sock = SOCKFS.createSocket(domain, type, protocol); + return sock.stream.fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_stat64(path, buf) { + try { + path = SYSCALLS.getStr(path); + return SYSCALLS.doStat(FS.stat, path, buf); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_statfs64(path, size, buf) { + try { + var stats = FS.statfs(SYSCALLS.getStr(path)); + HEAP32[(buf + 4) >> 2] = stats.bsize; + HEAP32[(buf + 40) >> 2] = stats.bsize; + HEAP32[(buf + 8) >> 2] = stats.blocks; + HEAP32[(buf + 12) >> 2] = stats.bfree; + HEAP32[(buf + 16) >> 2] = stats.bavail; + HEAP32[(buf + 20) >> 2] = stats.files; + HEAP32[(buf + 24) >> 2] = stats.ffree; + HEAP32[(buf + 28) >> 2] = stats.fsid; + HEAP32[(buf + 44) >> 2] = stats.flags; + // ST_NOSUID + HEAP32[(buf + 36) >> 2] = stats.namelen; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_symlinkat(target, dirfd, linkpath) { + try { + target = SYSCALLS.getStr(target); + linkpath = SYSCALLS.getStr(linkpath); + linkpath = SYSCALLS.calculateAt(dirfd, linkpath); + FS.symlink(target, linkpath); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function ___syscall_unlinkat(dirfd, path, flags) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + if (flags === 0) { + FS.unlink(path); + } else if (flags === 512) { + FS.rmdir(path); + } else { + abort('Invalid flags passed to unlinkat'); + } + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var readI53FromI64 = (ptr) => + HEAPU32[ptr >> 2] + HEAP32[(ptr + 4) >> 2] * 4294967296; + + function ___syscall_utimensat(dirfd, path, times, flags) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path, true); + var now = Date.now(), + atime, + mtime; + if (!times) { + atime = now; + mtime = now; + } else { + var seconds = readI53FromI64(times); + var nanoseconds = HEAP32[(times + 8) >> 2]; + if (nanoseconds == 1073741823) { + atime = now; + } else if (nanoseconds == 1073741822) { + atime = null; + } else { + atime = seconds * 1e3 + nanoseconds / (1e3 * 1e3); + } + times += 16; + seconds = readI53FromI64(times); + nanoseconds = HEAP32[(times + 8) >> 2]; + if (nanoseconds == 1073741823) { + mtime = now; + } else if (nanoseconds == 1073741822) { + mtime = null; + } else { + mtime = seconds * 1e3 + nanoseconds / (1e3 * 1e3); + } + } + // null here means UTIME_OMIT was passed. If both were set to UTIME_OMIT then + // we can skip the call completely. + if ((mtime ?? atime) !== null) { + FS.utime(path, atime, mtime); + } + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var __abort_js = () => abort(''); + + var __emscripten_lookup_name = (name) => { + // uint32_t _emscripten_lookup_name(const char *name); + var nameString = UTF8ToString(name); + return inetPton4(DNS.lookup_name(nameString)); + }; + + var __emscripten_memcpy_js = (dest, src, num) => + HEAPU8.copyWithin(dest, src, src + num); + + var runtimeKeepaliveCounter = 0; + + var __emscripten_runtime_keepalive_clear = () => { + noExitRuntime = false; + runtimeKeepaliveCounter = 0; + }; + + function __gmtime_js(time_low, time_high, tmPtr) { + var time = convertI32PairToI53Checked(time_low, time_high); + var date = new Date(time * 1e3); + HEAP32[tmPtr >> 2] = date.getUTCSeconds(); + HEAP32[(tmPtr + 4) >> 2] = date.getUTCMinutes(); + HEAP32[(tmPtr + 8) >> 2] = date.getUTCHours(); + HEAP32[(tmPtr + 12) >> 2] = date.getUTCDate(); + HEAP32[(tmPtr + 16) >> 2] = date.getUTCMonth(); + HEAP32[(tmPtr + 20) >> 2] = date.getUTCFullYear() - 1900; + HEAP32[(tmPtr + 24) >> 2] = date.getUTCDay(); + var start = Date.UTC(date.getUTCFullYear(), 0, 1, 0, 0, 0, 0); + var yday = ((date.getTime() - start) / (1e3 * 60 * 60 * 24)) | 0; + HEAP32[(tmPtr + 28) >> 2] = yday; + } + + var isLeapYear = (year) => + year % 4 === 0 && (year % 100 !== 0 || year % 400 === 0); + + var MONTH_DAYS_LEAP_CUMULATIVE = [ + 0, 31, 60, 91, 121, 152, 182, 213, 244, 274, 305, 335, + ]; + + var MONTH_DAYS_REGULAR_CUMULATIVE = [ + 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334, + ]; + + var ydayFromDate = (date) => { + var leap = isLeapYear(date.getFullYear()); + var monthDaysCumulative = leap + ? MONTH_DAYS_LEAP_CUMULATIVE + : MONTH_DAYS_REGULAR_CUMULATIVE; + var yday = monthDaysCumulative[date.getMonth()] + date.getDate() - 1; + // -1 since it's days since Jan 1 + return yday; + }; + + function __localtime_js(time_low, time_high, tmPtr) { + var time = convertI32PairToI53Checked(time_low, time_high); + var date = new Date(time * 1e3); + HEAP32[tmPtr >> 2] = date.getSeconds(); + HEAP32[(tmPtr + 4) >> 2] = date.getMinutes(); + HEAP32[(tmPtr + 8) >> 2] = date.getHours(); + HEAP32[(tmPtr + 12) >> 2] = date.getDate(); + HEAP32[(tmPtr + 16) >> 2] = date.getMonth(); + HEAP32[(tmPtr + 20) >> 2] = date.getFullYear() - 1900; + HEAP32[(tmPtr + 24) >> 2] = date.getDay(); + var yday = ydayFromDate(date) | 0; + HEAP32[(tmPtr + 28) >> 2] = yday; + HEAP32[(tmPtr + 36) >> 2] = -(date.getTimezoneOffset() * 60); + // Attention: DST is in December in South, and some regions don't have DST at all. + var start = new Date(date.getFullYear(), 0, 1); + var summerOffset = new Date( + date.getFullYear(), + 6, + 1 + ).getTimezoneOffset(); + var winterOffset = start.getTimezoneOffset(); + var dst = + (summerOffset != winterOffset && + date.getTimezoneOffset() == + Math.min(winterOffset, summerOffset)) | 0; + HEAP32[(tmPtr + 32) >> 2] = dst; + } + + /** @suppress {duplicate } */ var setTempRet0 = (val) => + __emscripten_tempret_set(val); + + var __mktime_js = function (tmPtr) { + var ret = (() => { + var date = new Date( + HEAP32[(tmPtr + 20) >> 2] + 1900, + HEAP32[(tmPtr + 16) >> 2], + HEAP32[(tmPtr + 12) >> 2], + HEAP32[(tmPtr + 8) >> 2], + HEAP32[(tmPtr + 4) >> 2], + HEAP32[tmPtr >> 2], + 0 + ); + // There's an ambiguous hour when the time goes back; the tm_isdst field is + // used to disambiguate it. Date() basically guesses, so we fix it up if it + // guessed wrong, or fill in tm_isdst with the guess if it's -1. + var dst = HEAP32[(tmPtr + 32) >> 2]; + var guessedOffset = date.getTimezoneOffset(); + var start = new Date(date.getFullYear(), 0, 1); + var summerOffset = new Date( + date.getFullYear(), + 6, + 1 + ).getTimezoneOffset(); + var winterOffset = start.getTimezoneOffset(); + var dstOffset = Math.min(winterOffset, summerOffset); + // DST is in December in South + if (dst < 0) { + // Attention: some regions don't have DST at all. + HEAP32[(tmPtr + 32) >> 2] = Number( + summerOffset != winterOffset && dstOffset == guessedOffset + ); + } else if (dst > 0 != (dstOffset == guessedOffset)) { + var nonDstOffset = Math.max(winterOffset, summerOffset); + var trueOffset = dst > 0 ? dstOffset : nonDstOffset; + // Don't try setMinutes(date.getMinutes() + ...) -- it's messed up. + date.setTime( + date.getTime() + (trueOffset - guessedOffset) * 6e4 + ); + } + HEAP32[(tmPtr + 24) >> 2] = date.getDay(); + var yday = ydayFromDate(date) | 0; + HEAP32[(tmPtr + 28) >> 2] = yday; + // To match expected behavior, update fields from date + HEAP32[tmPtr >> 2] = date.getSeconds(); + HEAP32[(tmPtr + 4) >> 2] = date.getMinutes(); + HEAP32[(tmPtr + 8) >> 2] = date.getHours(); + HEAP32[(tmPtr + 12) >> 2] = date.getDate(); + HEAP32[(tmPtr + 16) >> 2] = date.getMonth(); + HEAP32[(tmPtr + 20) >> 2] = date.getYear(); + var timeMs = date.getTime(); + if (isNaN(timeMs)) { + return -1; + } + // Return time in microseconds + return timeMs / 1e3; + })(); + return ( + setTempRet0( + ((tempDouble = ret), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0) + ), + ret >>> 0 + ); + }; + + function __mmap_js( + len, + prot, + flags, + fd, + offset_low, + offset_high, + allocated, + addr + ) { + var offset = convertI32PairToI53Checked(offset_low, offset_high); + try { + if (isNaN(offset)) return 61; + var stream = SYSCALLS.getStreamFromFD(fd); + var res = FS.mmap(stream, len, offset, prot, flags); + var ptr = res.ptr; + HEAP32[allocated >> 2] = res.allocated; + HEAPU32[addr >> 2] = ptr; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + function __munmap_js(addr, len, prot, flags, fd, offset_low, offset_high) { + var offset = convertI32PairToI53Checked(offset_low, offset_high); + try { + var stream = SYSCALLS.getStreamFromFD(fd); + if (prot & 2) { + SYSCALLS.doMsync(addr, stream, len, flags, offset); + } + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } + + var timers = {}; + + var handleException = (e) => { + // Certain exception types we do not treat as errors since they are used for + // internal control flow. + // 1. ExitStatus, which is thrown by exit() + // 2. "unwind", which is thrown by emscripten_unwind_to_js_event_loop() and others + // that wish to return to JS event loop. + if (e instanceof ExitStatus || e == 'unwind') { + return EXITSTATUS; + } + quit_(1, e); + }; + + var keepRuntimeAlive = () => noExitRuntime || runtimeKeepaliveCounter > 0; + + var _proc_exit = (code) => { + EXITSTATUS = code; + if (!keepRuntimeAlive()) { + Module['onExit']?.(code); + ABORT = true; + } + quit_(code, new ExitStatus(code)); + }; + + /** @suppress {duplicate } */ /** @param {boolean|number=} implicit */ var exitJS = + (status, implicit) => { + EXITSTATUS = status; + if (!keepRuntimeAlive()) { + exitRuntime(); + } + _proc_exit(status); + }; + + var _exit = exitJS; + + Module['_exit'] = _exit; + + var maybeExit = () => { + if (runtimeExited) { + return; + } + if (!keepRuntimeAlive()) { + try { + _exit(EXITSTATUS); + } catch (e) { + handleException(e); + } + } + }; + + var callUserCallback = (func) => { + if (runtimeExited || ABORT) { + return; + } + try { + func(); + maybeExit(); + } catch (e) { + handleException(e); + } + }; + + var _emscripten_get_now = () => performance.now(); + + var __setitimer_js = (which, timeout_ms) => { + // First, clear any existing timer. + if (timers[which]) { + clearTimeout(timers[which].id); + delete timers[which]; + } + // A timeout of zero simply cancels the current timeout so we have nothing + // more to do. + if (!timeout_ms) return 0; + var id = setTimeout(() => { + delete timers[which]; + callUserCallback(() => + __emscripten_timeout(which, _emscripten_get_now()) + ); + }, timeout_ms); + timers[which] = { + id, + timeout_ms, + }; + return 0; + }; + + var __tzset_js = (timezone, daylight, std_name, dst_name) => { + // TODO: Use (malleable) environment variables instead of system settings. + var currentYear = new Date().getFullYear(); + var winter = new Date(currentYear, 0, 1); + var summer = new Date(currentYear, 6, 1); + var winterOffset = winter.getTimezoneOffset(); + var summerOffset = summer.getTimezoneOffset(); + // Local standard timezone offset. Local standard time is not adjusted for + // daylight savings. This code uses the fact that getTimezoneOffset returns + // a greater value during Standard Time versus Daylight Saving Time (DST). + // Thus it determines the expected output during Standard Time, and it + // compares whether the output of the given date the same (Standard) or less + // (DST). + var stdTimezoneOffset = Math.max(winterOffset, summerOffset); + // timezone is specified as seconds west of UTC ("The external variable + // `timezone` shall be set to the difference, in seconds, between + // Coordinated Universal Time (UTC) and local standard time."), the same + // as returned by stdTimezoneOffset. + // See http://pubs.opengroup.org/onlinepubs/009695399/functions/tzset.html + HEAPU32[timezone >> 2] = stdTimezoneOffset * 60; + HEAP32[daylight >> 2] = Number(winterOffset != summerOffset); + var extractZone = (timezoneOffset) => { + // Why inverse sign? + // Read here https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Date/getTimezoneOffset + var sign = timezoneOffset >= 0 ? '-' : '+'; + var absOffset = Math.abs(timezoneOffset); + var hours = String(Math.floor(absOffset / 60)).padStart(2, '0'); + var minutes = String(absOffset % 60).padStart(2, '0'); + return `UTC${sign}${hours}${minutes}`; + }; + var winterName = extractZone(winterOffset); + var summerName = extractZone(summerOffset); + if (summerOffset < winterOffset) { + // Northern hemisphere + stringToUTF8(winterName, std_name, 17); + stringToUTF8(summerName, dst_name, 17); + } else { + stringToUTF8(winterName, dst_name, 17); + stringToUTF8(summerName, std_name, 17); + } + }; + + var _emscripten_date_now = () => Date.now(); + + var nowIsMonotonic = 1; + + var checkWasiClock = (clock_id) => clock_id >= 0 && clock_id <= 3; + + function _clock_time_get( + clk_id, + ignored_precision_low, + ignored_precision_high, + ptime + ) { + var ignored_precision = convertI32PairToI53Checked( + ignored_precision_low, + ignored_precision_high + ); + if (!checkWasiClock(clk_id)) { + return 28; + } + var now; + // all wasi clocks but realtime are monotonic + if (clk_id === 0) { + now = _emscripten_date_now(); + } else if (nowIsMonotonic) { + now = _emscripten_get_now(); + } else { + return 52; + } + // "now" is in ms, and wasi times are in ns. + var nsec = Math.round(now * 1e3 * 1e3); + (tempI64 = [ + nsec >>> 0, + ((tempDouble = nsec), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[ptime >> 2] = tempI64[0]), + (HEAP32[(ptime + 4) >> 2] = tempI64[1]); + return 0; + } + + var getHeapMax = () => + // Stay one Wasm page short of 4GB: while e.g. Chrome is able to allocate + // full 4GB Wasm memories, the size will wrap back to 0 bytes in Wasm side + // for any code that deals with heap sizes, which would require special + // casing all heap size related code to treat 0 specially. + 2147483648; + + var _emscripten_get_heap_max = () => getHeapMax(); + + var growMemory = (size) => { + var b = wasmMemory.buffer; + var pages = ((size - b.byteLength + 65535) / 65536) | 0; + try { + // round size grow request up to wasm page size (fixed 64KB per spec) + wasmMemory.grow(pages); + // .grow() takes a delta compared to the previous size + updateMemoryViews(); + return 1; + } /*success*/ catch (e) {} + }; + + // implicit 0 return to save code size (caller will cast "undefined" into 0 + // anyhow) + var _emscripten_resize_heap = (requestedSize) => { + var oldSize = HEAPU8.length; + // With CAN_ADDRESS_2GB or MEMORY64, pointers are already unsigned. + requestedSize >>>= 0; + // With multithreaded builds, races can happen (another thread might increase the size + // in between), so return a failure, and let the caller retry. + // Memory resize rules: + // 1. Always increase heap size to at least the requested size, rounded up + // to next page multiple. + // 2a. If MEMORY_GROWTH_LINEAR_STEP == -1, excessively resize the heap + // geometrically: increase the heap size according to + // MEMORY_GROWTH_GEOMETRIC_STEP factor (default +20%), At most + // overreserve by MEMORY_GROWTH_GEOMETRIC_CAP bytes (default 96MB). + // 2b. If MEMORY_GROWTH_LINEAR_STEP != -1, excessively resize the heap + // linearly: increase the heap size by at least + // MEMORY_GROWTH_LINEAR_STEP bytes. + // 3. Max size for the heap is capped at 2048MB-WASM_PAGE_SIZE, or by + // MAXIMUM_MEMORY, or by ASAN limit, depending on which is smallest + // 4. If we were unable to allocate as much memory, it may be due to + // over-eager decision to excessively reserve due to (3) above. + // Hence if an allocation fails, cut down on the amount of excess + // growth, in an attempt to succeed to perform a smaller allocation. + // A limit is set for how much we can grow. We should not exceed that + // (the wasm binary specifies it, so if we tried, we'd fail anyhow). + var maxHeapSize = getHeapMax(); + if (requestedSize > maxHeapSize) { + return false; + } + // Loop through potential heap size increases. If we attempt a too eager + // reservation that fails, cut down on the attempted size and reserve a + // smaller bump instead. (max 3 times, chosen somewhat arbitrarily) + for (var cutDown = 1; cutDown <= 4; cutDown *= 2) { + var overGrownHeapSize = oldSize * (1 + 0.2 / cutDown); + // ensure geometric growth + // but limit overreserving (default to capping at +96MB overgrowth at most) + overGrownHeapSize = Math.min( + overGrownHeapSize, + requestedSize + 100663296 + ); + var newSize = Math.min( + maxHeapSize, + alignMemory(Math.max(requestedSize, overGrownHeapSize), 65536) + ); + var replacement = growMemory(newSize); + if (replacement) { + return true; + } + } + return false; + }; + + var runtimeKeepalivePush = () => { + runtimeKeepaliveCounter += 1; + }; + + var runtimeKeepalivePop = () => { + runtimeKeepaliveCounter -= 1; + }; + + /** @param {number=} timeout */ var safeSetTimeout = (func, timeout) => { + runtimeKeepalivePush(); + return setTimeout(() => { + runtimeKeepalivePop(); + callUserCallback(func); + }, timeout); + }; + + var _emscripten_sleep = (ms) => + Asyncify.handleSleep((wakeUp) => safeSetTimeout(wakeUp, ms)); + + Module['_emscripten_sleep'] = _emscripten_sleep; + + _emscripten_sleep.isAsync = true; + + var ENV = PHPLoader.ENV || {}; + + var getExecutableName = () => thisProgram || './this.program'; + + var getEnvStrings = () => { + if (!getEnvStrings.strings) { + // Default values. + // Browser language detection #8751 + var lang = + ( + (typeof navigator == 'object' && + navigator.languages && + navigator.languages[0]) || + 'C' + ).replace('-', '_') + '.UTF-8'; + var env = { + USER: 'web_user', + LOGNAME: 'web_user', + PATH: '/', + PWD: '/', + HOME: '/home/web_user', + LANG: lang, + _: getExecutableName(), + }; + // Apply the user-provided values, if any. + for (var x in ENV) { + // x is a key in ENV; if ENV[x] is undefined, that means it was + // explicitly set to be so. We allow user code to do that to + // force variables with default values to remain unset. + if (ENV[x] === undefined) delete env[x]; + else env[x] = ENV[x]; + } + var strings = []; + for (var x in env) { + strings.push(`${x}=${env[x]}`); + } + getEnvStrings.strings = strings; + } + return getEnvStrings.strings; + }; + + var stringToAscii = (str, buffer) => { + for (var i = 0; i < str.length; ++i) { + HEAP8[buffer++] = str.charCodeAt(i); + } + // Null-terminate the string + HEAP8[buffer] = 0; + }; + + var _environ_get = (__environ, environ_buf) => { + var bufSize = 0; + getEnvStrings().forEach((string, i) => { + var ptr = environ_buf + bufSize; + HEAPU32[(__environ + i * 4) >> 2] = ptr; + stringToAscii(string, ptr); + bufSize += string.length + 1; + }); + return 0; + }; + + var _environ_sizes_get = (penviron_count, penviron_buf_size) => { + var strings = getEnvStrings(); + HEAPU32[penviron_count >> 2] = strings.length; + var bufSize = 0; + strings.forEach((string) => (bufSize += string.length + 1)); + HEAPU32[penviron_buf_size >> 2] = bufSize; + return 0; + }; + + function _fd_close(fd) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + FS.close(stream); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + function _fd_fdstat_get(fd, pbuf) { + try { + var rightsBase = 0; + var rightsInheriting = 0; + var flags = 0; + { + var stream = SYSCALLS.getStreamFromFD(fd); + // All character devices are terminals (other things a Linux system would + // assume is a character device, like the mouse, we have special APIs for). + var type = stream.tty + ? 2 + : FS.isDir(stream.mode) + ? 3 + : FS.isLink(stream.mode) + ? 7 + : 4; + } + HEAP8[pbuf] = type; + HEAP16[(pbuf + 2) >> 1] = flags; + (tempI64 = [ + rightsBase >>> 0, + ((tempDouble = rightsBase), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(pbuf + 8) >> 2] = tempI64[0]), + (HEAP32[(pbuf + 12) >> 2] = tempI64[1]); + (tempI64 = [ + rightsInheriting >>> 0, + ((tempDouble = rightsInheriting), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[(pbuf + 16) >> 2] = tempI64[0]), + (HEAP32[(pbuf + 20) >> 2] = tempI64[1]); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + /** @param {number=} offset */ var doReadv = ( + stream, + iov, + iovcnt, + offset + ) => { + var ret = 0; + for (var i = 0; i < iovcnt; i++) { + var ptr = HEAPU32[iov >> 2]; + var len = HEAPU32[(iov + 4) >> 2]; + iov += 8; + var curr = FS.read(stream, HEAP8, ptr, len, offset); + if (curr < 0) return -1; + ret += curr; + if (curr < len) break; + // nothing more to read + if (typeof offset != 'undefined') { + offset += curr; + } + } + return ret; + }; + + function _fd_read(fd, iov, iovcnt, pnum) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + var num = doReadv(stream, iov, iovcnt); + HEAPU32[pnum >> 2] = num; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + function _fd_seek(fd, offset_low, offset_high, whence, newOffset) { + var offset = convertI32PairToI53Checked(offset_low, offset_high); + try { + if (isNaN(offset)) return 61; + var stream = SYSCALLS.getStreamFromFD(fd); + FS.llseek(stream, offset, whence); + (tempI64 = [ + stream.position >>> 0, + ((tempDouble = stream.position), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / + 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[newOffset >> 2] = tempI64[0]), + (HEAP32[(newOffset + 4) >> 2] = tempI64[1]); + if (stream.getdents && offset === 0 && whence === 0) + stream.getdents = null; + // reset readdir state + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + var _fd_sync = function (fd) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + return Asyncify.handleSleep((wakeUp) => { + var mount = stream.node.mount; + if (!mount.type.syncfs) { + // We write directly to the file system, so there's nothing to do here. + wakeUp(0); + return; + } + mount.type.syncfs(mount, false, (err) => { + if (err) { + wakeUp(29); + return; + } + wakeUp(0); + }); + }); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + }; + + _fd_sync.isAsync = true; + + /** @param {number=} offset */ var doWritev = ( + stream, + iov, + iovcnt, + offset + ) => { + var ret = 0; + for (var i = 0; i < iovcnt; i++) { + var ptr = HEAPU32[iov >> 2]; + var len = HEAPU32[(iov + 4) >> 2]; + iov += 8; + var curr = FS.write(stream, HEAP8, ptr, len, offset); + if (curr < 0) return -1; + ret += curr; + if (curr < len) { + // No more space to write. + break; + } + if (typeof offset != 'undefined') { + offset += curr; + } + } + return ret; + }; + + function _fd_write(fd, iov, iovcnt, pnum) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + var num = doWritev(stream, iov, iovcnt); + HEAPU32[pnum >> 2] = num; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + var _getaddrinfo = (node, service, hint, out) => { + var addr = 0; + var port = 0; + var flags = 0; + var family = 0; + var type = 0; + var proto = 0; + var ai; + function allocaddrinfo(family, type, proto, canon, addr, port) { + var sa, salen, ai; + var errno; + salen = family === 10 ? 28 : 16; + addr = family === 10 ? inetNtop6(addr) : inetNtop4(addr); + sa = _malloc(salen); + errno = writeSockaddr(sa, family, addr, port); + assert(!errno); + ai = _malloc(32); + HEAP32[(ai + 4) >> 2] = family; + HEAP32[(ai + 8) >> 2] = type; + HEAP32[(ai + 12) >> 2] = proto; + HEAPU32[(ai + 24) >> 2] = canon; + HEAPU32[(ai + 20) >> 2] = sa; + if (family === 10) { + HEAP32[(ai + 16) >> 2] = 28; + } else { + HEAP32[(ai + 16) >> 2] = 16; + } + HEAP32[(ai + 28) >> 2] = 0; + return ai; + } + if (hint) { + flags = HEAP32[hint >> 2]; + family = HEAP32[(hint + 4) >> 2]; + type = HEAP32[(hint + 8) >> 2]; + proto = HEAP32[(hint + 12) >> 2]; + } + if (type && !proto) { + proto = type === 2 ? 17 : 6; + } + if (!type && proto) { + type = proto === 17 ? 2 : 1; + } + // If type or proto are set to zero in hints we should really be returning multiple addrinfo values, but for + // now default to a TCP STREAM socket so we can at least return a sensible addrinfo given NULL hints. + if (proto === 0) { + proto = 6; + } + if (type === 0) { + type = 1; + } + if (!node && !service) { + return -2; + } + if (flags & ~(1 | 2 | 4 | 1024 | 8 | 16 | 32)) { + return -1; + } + if (hint !== 0 && HEAP32[hint >> 2] & 2 && !node) { + return -1; + } + if (flags & 32) { + // TODO + return -2; + } + if (type !== 0 && type !== 1 && type !== 2) { + return -7; + } + if (family !== 0 && family !== 2 && family !== 10) { + return -6; + } + if (service) { + service = UTF8ToString(service); + port = parseInt(service, 10); + if (isNaN(port)) { + if (flags & 1024) { + return -2; + } + // TODO support resolving well-known service names from: + // http://www.iana.org/assignments/service-names-port-numbers/service-names-port-numbers.txt + return -8; + } + } + if (!node) { + if (family === 0) { + family = 2; + } + if ((flags & 1) === 0) { + if (family === 2) { + addr = _htonl(2130706433); + } else { + addr = [0, 0, 0, _htonl(1)]; + } + } + ai = allocaddrinfo(family, type, proto, null, addr, port); + HEAPU32[out >> 2] = ai; + return 0; + } + // try as a numeric address + node = UTF8ToString(node); + addr = inetPton4(node); + if (addr !== null) { + // incoming node is a valid ipv4 address + if (family === 0 || family === 2) { + family = 2; + } else if (family === 10 && flags & 8) { + addr = [0, 0, _htonl(65535), addr]; + family = 10; + } else { + return -2; + } + } else { + addr = inetPton6(node); + if (addr !== null) { + // incoming node is a valid ipv6 address + if (family === 0 || family === 10) { + family = 10; + } else { + return -2; + } + } + } + if (addr != null) { + ai = allocaddrinfo(family, type, proto, node, addr, port); + HEAPU32[out >> 2] = ai; + return 0; + } + if (flags & 4) { + return -2; + } + // try as a hostname + // resolve the hostname to a temporary fake address + node = DNS.lookup_name(node); + addr = inetPton4(node); + if (family === 0) { + family = 2; + } else if (family === 10) { + addr = [0, 0, _htonl(65535), addr]; + } + ai = allocaddrinfo(family, type, proto, null, addr, port); + HEAPU32[out >> 2] = ai; + return 0; + }; + + /** @type {function(...*):?} */ function _getcontext() { + abort('missing function: getcontext'); + } + + _getcontext.stub = true; + + /** @type {function(...*):?} */ function _getdtablesize() { + abort('missing function: getdtablesize'); + } + + _getdtablesize.stub = true; + + var _getnameinfo = (sa, salen, node, nodelen, serv, servlen, flags) => { + var info = readSockaddr(sa, salen); + if (info.errno) { + return -6; + } + var port = info.port; + var addr = info.addr; + var overflowed = false; + if (node && nodelen) { + var lookup; + if (flags & 1 || !(lookup = DNS.lookup_addr(addr))) { + if (flags & 8) { + return -2; + } + } else { + addr = lookup; + } + var numBytesWrittenExclNull = stringToUTF8(addr, node, nodelen); + if (numBytesWrittenExclNull + 1 >= nodelen) { + overflowed = true; + } + } + if (serv && servlen) { + port = '' + port; + var numBytesWrittenExclNull = stringToUTF8(port, serv, servlen); + if (numBytesWrittenExclNull + 1 >= servlen) { + overflowed = true; + } + } + if (overflowed) { + // Note: even when we overflow, getnameinfo() is specced to write out the truncated results. + return -12; + } + return 0; + }; + + var Protocols = { + list: [], + map: {}, + }; + + var _setprotoent = (stayopen) => { + // void setprotoent(int stayopen); + // Allocate and populate a protoent structure given a name, protocol number and array of aliases + function allocprotoent(name, proto, aliases) { + // write name into buffer + var nameBuf = _malloc(name.length + 1); + stringToAscii(name, nameBuf); + // write aliases into buffer + var j = 0; + var length = aliases.length; + var aliasListBuf = _malloc((length + 1) * 4); + // Use length + 1 so we have space for the terminating NULL ptr. + for (var i = 0; i < length; i++, j += 4) { + var alias = aliases[i]; + var aliasBuf = _malloc(alias.length + 1); + stringToAscii(alias, aliasBuf); + HEAPU32[(aliasListBuf + j) >> 2] = aliasBuf; + } + HEAPU32[(aliasListBuf + j) >> 2] = 0; + // Terminating NULL pointer. + // generate protoent + var pe = _malloc(12); + HEAPU32[pe >> 2] = nameBuf; + HEAPU32[(pe + 4) >> 2] = aliasListBuf; + HEAP32[(pe + 8) >> 2] = proto; + return pe; + } + // Populate the protocol 'database'. The entries are limited to tcp and udp, though it is fairly trivial + // to add extra entries from /etc/protocols if desired - though not sure if that'd actually be useful. + var list = Protocols.list; + var map = Protocols.map; + if (list.length === 0) { + var entry = allocprotoent('tcp', 6, ['TCP']); + list.push(entry); + map['tcp'] = map['6'] = entry; + entry = allocprotoent('udp', 17, ['UDP']); + list.push(entry); + map['udp'] = map['17'] = entry; + } + _setprotoent.index = 0; + }; + + var _getprotobyname = (name) => { + // struct protoent *getprotobyname(const char *); + name = UTF8ToString(name); + _setprotoent(true); + var result = Protocols.map[name]; + return result; + }; + + var _getprotobynumber = (number) => { + // struct protoent *getprotobynumber(int proto); + _setprotoent(true); + var result = Protocols.map[number]; + return result; + }; + + var stackAlloc = (sz) => __emscripten_stack_alloc(sz); + + /** @suppress {duplicate } */ var stringToUTF8OnStack = (str) => { + var size = lengthBytesUTF8(str) + 1; + var ret = stackAlloc(size); + stringToUTF8(str, ret, size); + return ret; + }; + + var allocateUTF8OnStack = stringToUTF8OnStack; + + var PHPWASM = { + init: function () { + // The /internal directory is required by the C module. It's where the + // stdout, stderr, and headers information are written for the JavaScript + // code to read later on. + FS.mkdir('/internal'); + // The files from the shared directory are shared between all the + // PHP processes managed by PHPProcessManager. + FS.mkdir('/internal/shared'); + // The files from the preload directory are preloaded using the + // auto_prepend_file php.ini directive. + FS.mkdir('/internal/shared/preload'); + PHPWASM.EventEmitter = ENVIRONMENT_IS_NODE + ? require('events').EventEmitter + : class EventEmitter { + constructor() { + this.listeners = {}; + } + emit(eventName, data) { + if (this.listeners[eventName]) { + this.listeners[eventName].forEach( + (callback) => { + callback(data); + } + ); + } + } + once(eventName, callback) { + const self = this; + function removedCallback() { + callback(...arguments); + self.removeListener(eventName, removedCallback); + } + this.on(eventName, removedCallback); + } + removeAllListeners(eventName) { + if (eventName) { + delete this.listeners[eventName]; + } else { + this.listeners = {}; + } + } + removeListener(eventName, callback) { + if (this.listeners[eventName]) { + const idx = + this.listeners[eventName].indexOf(callback); + if (idx !== -1) { + this.listeners[eventName].splice(idx, 1); + } + } + } + }; + PHPWASM.child_proc_by_fd = {}; + PHPWASM.child_proc_by_pid = {}; + PHPWASM.input_devices = {}; + }, + getAllWebSockets: function (sock) { + const webSockets = new Set(); + if (sock.server) { + sock.server.clients.forEach((ws) => { + webSockets.add(ws); + }); + } + for (const peer of PHPWASM.getAllPeers(sock)) { + webSockets.add(peer.socket); + } + return Array.from(webSockets); + }, + getAllPeers: function (sock) { + const peers = new Set(); + if (sock.server) { + sock.pending + .filter((pending) => pending.peers) + .forEach((pending) => { + for (const peer of Object.values(pending.peers)) { + peers.add(peer); + } + }); + } + if (sock.peers) { + for (const peer of Object.values(sock.peers)) { + peers.add(peer); + } + } + return Array.from(peers); + }, + awaitData: function (ws) { + return PHPWASM.awaitEvent(ws, 'message'); + }, + awaitConnection: function (ws) { + if (ws.OPEN === ws.readyState) { + return [Promise.resolve(), PHPWASM.noop]; + } + return PHPWASM.awaitEvent(ws, 'open'); + }, + awaitClose: function (ws) { + if ([ws.CLOSING, ws.CLOSED].includes(ws.readyState)) { + return [Promise.resolve(), PHPWASM.noop]; + } + return PHPWASM.awaitEvent(ws, 'close'); + }, + awaitError: function (ws) { + if ([ws.CLOSING, ws.CLOSED].includes(ws.readyState)) { + return [Promise.resolve(), PHPWASM.noop]; + } + return PHPWASM.awaitEvent(ws, 'error'); + }, + awaitEvent: function (ws, event) { + let resolve; + const listener = () => { + resolve(); + }; + const promise = new Promise(function (_resolve) { + resolve = _resolve; + ws.once(event, listener); + }); + const cancel = () => { + ws.removeListener(event, listener); + // Rejecting the promises bubbles up and kills the entire + // node process. Let's resolve them on the next tick instead + // to give the caller some space to unbind any handlers. + setTimeout(resolve); + }; + return [promise, cancel]; + }, + noop: function () {}, + spawnProcess: function (command, args, options) { + if (Module['spawnProcess']) { + const spawnedPromise = Module['spawnProcess']( + command, + args, + options + ); + return Promise.resolve(spawnedPromise).then(function (spawned) { + if (!spawned || !spawned.on) { + throw new Error( + 'spawnProcess() must return an EventEmitter but returned a different type.' + ); + } + return spawned; + }); + } + if (ENVIRONMENT_IS_NODE) { + return require('child_process').spawn(command, args, { + ...options, + shell: true, + stdio: ['pipe', 'pipe', 'pipe'], + timeout: 100, + }); + } + const e = new Error( + 'popen(), proc_open() etc. are unsupported in the browser. Call php.setSpawnHandler() ' + + 'and provide a callback to handle spawning processes, or disable a popen(), proc_open() ' + + 'and similar functions via php.ini.' + ); + e.code = 'SPAWN_UNSUPPORTED'; + throw e; + }, + shutdownSocket: function (socketd, how) { + // This implementation only supports websockets at the moment + const sock = getSocketFromFD(socketd); + const peer = Object.values(sock.peers)[0]; + if (!peer) { + return -1; + } + try { + peer.socket.close(); + SOCKFS.websocket_sock_ops.removePeer(sock, peer); + return 0; + } catch (e) { + console.log('Socket shutdown error', e); + return -1; + } + }, + }; + + function _js_create_input_device(deviceId) { + let dataBuffer = []; + let dataCallback; + const filename = 'proc_id_' + deviceId; + const device = FS.createDevice( + '/dev', + filename, + function () {}, + function (byte) { + try { + dataBuffer.push(byte); + if (dataCallback) { + dataCallback(new Uint8Array(dataBuffer)); + dataBuffer = []; + } + } catch (e) { + console.error(e); + throw e; + } + } + ); + const devicePath = '/dev/' + filename; + PHPWASM.input_devices[deviceId] = { + devicePath, + onData: function (cb) { + dataCallback = cb; + dataBuffer.forEach(function (data) { + cb(data); + }); + dataBuffer.length = 0; + }, + }; + return allocateUTF8OnStack(devicePath); + } + + function _js_open_process( + command, + argsPtr, + argsLength, + descriptorsPtr, + descriptorsLength, + cwdPtr, + cwdLength, + envPtr, + envLength + ) { + if (!command) { + return 1; + } + const cmdstr = UTF8ToString(command); + if (!cmdstr.length) { + return 0; + } + let argsArray = []; + if (argsLength) { + for (var i = 0; i < argsLength; i++) { + const charPointer = argsPtr + i * 4; + argsArray.push(UTF8ToString(HEAPU32[charPointer >> 2])); + } + } + const cwdstr = cwdPtr ? UTF8ToString(cwdPtr) : null; + let envObject = null; + if (envLength) { + envObject = {}; + for (var i = 0; i < envLength; i++) { + const envPointer = envPtr + i * 4; + const envEntry = UTF8ToString(HEAPU32[envPointer >> 2]); + const splitAt = envEntry.indexOf('='); + if (splitAt === -1) { + continue; + } + const key = envEntry.substring(0, splitAt); + const value = envEntry.substring(splitAt + 1); + envObject[key] = value; + } + } + var std = {}; + // Extracts an array of available descriptors that should be dispatched to streams. + // On the C side, the descriptors are expressed as `**int` so we must go read + // each of the `descriptorsLength` `*int` pointers and convert the associated data into + // a JavaScript object { descriptor : { child : fd, parent : fd } }. + for (var i = 0; i < descriptorsLength; i++) { + const descriptorPtr = HEAPU32[(descriptorsPtr + i * 4) >> 2]; + std[HEAPU32[descriptorPtr >> 2]] = { + child: HEAPU32[(descriptorPtr + 4) >> 2], + parent: HEAPU32[(descriptorPtr + 8) >> 2], + }; + } + return Asyncify.handleSleep(async (wakeUp) => { + let cp; + try { + const options = {}; + if (cwdstr !== null) { + options.cwd = cwdstr; + } + if (envObject !== null) { + options.env = envObject; + } + cp = PHPWASM.spawnProcess(cmdstr, argsArray, options); + if (cp instanceof Promise) { + cp = await cp; + } + } catch (e) { + if (e.code === 'SPAWN_UNSUPPORTED') { + wakeUp(1); + return; + } + console.error(e); + wakeUp(1); + throw e; + } + const ProcInfo = { + pid: cp.pid, + exited: false, + stdinFd: std[0]?.child, + stdinIsDevice: std[0]?.child in PHPWASM.input_devices, + stdoutChildFd: std[1]?.child, + stdoutParentFd: std[1]?.parent, + stderrChildFd: std[2]?.child, + stderrParentFd: std[2]?.parent, + stdout: new PHPWASM.EventEmitter(), + stderr: new PHPWASM.EventEmitter(), + }; + if (ProcInfo.stdoutChildFd) + PHPWASM.child_proc_by_fd[ProcInfo.stdoutChildFd] = ProcInfo; + if (ProcInfo.stderrChildFd) + PHPWASM.child_proc_by_fd[ProcInfo.stderrChildFd] = ProcInfo; + if (ProcInfo.stdoutParentFd) + PHPWASM.child_proc_by_fd[ProcInfo.stdoutParentFd] = ProcInfo; + if (ProcInfo.stderrParentFd) + PHPWASM.child_proc_by_fd[ProcInfo.stderrParentFd] = ProcInfo; + PHPWASM.child_proc_by_pid[ProcInfo.pid] = ProcInfo; + cp.on('exit', function (code) { + ProcInfo.exitCode = code; + ProcInfo.exited = true; + // Emit events for the wasm_poll_socket function. + ProcInfo.stdout.emit('data'); + ProcInfo.stderr.emit('data'); + }); + // Pass data from child process's stdout to PHP's end of the stdout pipe. + if (ProcInfo.stdoutChildFd) { + const stdoutStream = SYSCALLS.getStreamFromFD( + ProcInfo.stdoutChildFd + ); + let stdoutAt = 0; + cp.stdout.on('data', function (data) { + ProcInfo.stdout.emit('data', data); + stdoutStream.stream_ops.write( + stdoutStream, + data, + 0, + data.length, + stdoutAt + ); + stdoutAt += data.length; + }); + } + // Pass data from child process's stderr to PHP's end of the stdout pipe. + if (ProcInfo.stderrChildFd) { + const stderrStream = SYSCALLS.getStreamFromFD( + ProcInfo.stderrChildFd + ); + let stderrAt = 0; + cp.stderr.on('data', function (data) { + ProcInfo.stderr.emit('data', data); + stderrStream.stream_ops.write( + stderrStream, + data, + 0, + data.length, + stderrAt + ); + stderrAt += data.length; + }); + } + /** + * Wait until the child process has been spawned. + * Unfortunately there is no Node.js API to check whether + * the process has already been spawned. We can only listen + * to the 'spawn' event and if it has already been spawned, + * listen to the 'exit' event. + */ try { + await new Promise((resolve, reject) => { + cp.on('spawn', resolve); + cp.on('error', reject); + }); + } catch (e) { + console.error(e); + wakeUp(1); + return; + } + // Now we want to pass data from the STDIN source supplied by PHP + // to the child process. + // PHP will write STDIN data to a device. + if (ProcInfo.stdinIsDevice) { + // We use Emscripten devices as pipes. This is a bit of a hack + // but it works as we get a callback when the device is written to. + // Let's listen to anything it outputs and pass it to the child process. + PHPWASM.input_devices[ProcInfo.stdinFd].onData(function (data) { + if (!data) return; + if (typeof data === 'number') { + data = new Uint8Array([data]); + } + const dataStr = new TextDecoder('utf-8').decode(data); + cp.stdin.write(dataStr); + }); + wakeUp(ProcInfo.pid); + return; + } + if (ProcInfo.stdinFd) { + // PHP will write STDIN data to a file descriptor. + const stdinStream = SYSCALLS.getStreamFromFD(ProcInfo.stdinFd); + if (stdinStream.node) { + // Pipe the entire stdinStream to cp.stdin + const CHUNK_SIZE = 1024; + const buffer = new Uint8Array(CHUNK_SIZE); + let offset = 0; + while (true) { + const bytesRead = stdinStream.stream_ops.read( + stdinStream, + buffer, + 0, + CHUNK_SIZE, + offset + ); + if (bytesRead === null || bytesRead === 0) { + break; + } + try { + cp.stdin.write(buffer.subarray(0, bytesRead)); + } catch (e) { + console.error(e); + return 1; + } + if (bytesRead < CHUNK_SIZE) { + break; + } + offset += bytesRead; + } + wakeUp(ProcInfo.pid); + return; + } + } + wakeUp(ProcInfo.pid); + }); + } + + function _js_process_status(pid, exitCodePtr) { + if (!PHPWASM.child_proc_by_pid[pid]) { + return -1; + } + if (PHPWASM.child_proc_by_pid[pid].exited) { + HEAPU32[exitCodePtr >> 2] = PHPWASM.child_proc_by_pid[pid].exitCode; + return 1; + } + return 0; + } + + function _js_waitpid(pid, exitCodePtr) { + if (!PHPWASM.child_proc_by_pid[pid]) { + return -1; + } + return Asyncify.handleSleep((wakeUp) => { + const poll = function () { + if (PHPWASM.child_proc_by_pid[pid]?.exited) { + HEAPU32[exitCodePtr >> 2] = + PHPWASM.child_proc_by_pid[pid].exitCode; + wakeUp(pid); + } else { + setTimeout(poll, 50); + } + }; + poll(); + }); + } + + /** @type {function(...*):?} */ function _makecontext() { + abort('missing function: makecontext'); + } + + _makecontext.stub = true; + + var arraySum = (array, index) => { + var sum = 0; + for (var i = 0; i <= index; sum += array[i++]) {} + // no-op + return sum; + }; + + var MONTH_DAYS_LEAP = [31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]; + + var MONTH_DAYS_REGULAR = [31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]; + + var addDays = (date, days) => { + var newDate = new Date(date.getTime()); + while (days > 0) { + var leap = isLeapYear(newDate.getFullYear()); + var currentMonth = newDate.getMonth(); + var daysInCurrentMonth = ( + leap ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR + )[currentMonth]; + if (days > daysInCurrentMonth - newDate.getDate()) { + // we spill over to next month + days -= daysInCurrentMonth - newDate.getDate() + 1; + newDate.setDate(1); + if (currentMonth < 11) { + newDate.setMonth(currentMonth + 1); + } else { + newDate.setMonth(0); + newDate.setFullYear(newDate.getFullYear() + 1); + } + } else { + // we stay in current month + newDate.setDate(newDate.getDate() + days); + return newDate; + } + } + return newDate; + }; + + var _strptime = (buf, format, tm) => { + // char *strptime(const char *restrict buf, const char *restrict format, struct tm *restrict tm); + // http://pubs.opengroup.org/onlinepubs/009695399/functions/strptime.html + var pattern = UTF8ToString(format); + // escape special characters + // TODO: not sure we really need to escape all of these in JS regexps + var SPECIAL_CHARS = '\\!@#$^&*()+=-[]/{}|:<>?,.'; + for (var i = 0, ii = SPECIAL_CHARS.length; i < ii; ++i) { + pattern = pattern.replace( + new RegExp('\\' + SPECIAL_CHARS[i], 'g'), + '\\' + SPECIAL_CHARS[i] + ); + } + // reduce number of matchers + var EQUIVALENT_MATCHERS = { + A: '%a', + B: '%b', + c: '%a %b %d %H:%M:%S %Y', + D: '%m\\/%d\\/%y', + e: '%d', + F: '%Y-%m-%d', + h: '%b', + R: '%H\\:%M', + r: '%I\\:%M\\:%S\\s%p', + T: '%H\\:%M\\:%S', + x: '%m\\/%d\\/(?:%y|%Y)', + X: '%H\\:%M\\:%S', + }; + // TODO: take care of locale + var DATE_PATTERNS = { + /* weekday name */ a: '(?:Sun(?:day)?)|(?:Mon(?:day)?)|(?:Tue(?:sday)?)|(?:Wed(?:nesday)?)|(?:Thu(?:rsday)?)|(?:Fri(?:day)?)|(?:Sat(?:urday)?)', + /* month name */ b: '(?:Jan(?:uary)?)|(?:Feb(?:ruary)?)|(?:Mar(?:ch)?)|(?:Apr(?:il)?)|May|(?:Jun(?:e)?)|(?:Jul(?:y)?)|(?:Aug(?:ust)?)|(?:Sep(?:tember)?)|(?:Oct(?:ober)?)|(?:Nov(?:ember)?)|(?:Dec(?:ember)?)', + /* century */ C: '\\d\\d', + /* day of month */ d: '0[1-9]|[1-9](?!\\d)|1\\d|2\\d|30|31', + /* hour (24hr) */ H: '\\d(?!\\d)|[0,1]\\d|20|21|22|23', + /* hour (12hr) */ I: '\\d(?!\\d)|0\\d|10|11|12', + /* day of year */ j: '00[1-9]|0?[1-9](?!\\d)|0?[1-9]\\d(?!\\d)|[1,2]\\d\\d|3[0-6]\\d', + /* month */ m: '0[1-9]|[1-9](?!\\d)|10|11|12', + /* minutes */ M: '0\\d|\\d(?!\\d)|[1-5]\\d', + /* whitespace */ n: ' ', + /* AM/PM */ p: 'AM|am|PM|pm|A\\.M\\.|a\\.m\\.|P\\.M\\.|p\\.m\\.', + /* seconds */ S: '0\\d|\\d(?!\\d)|[1-5]\\d|60', + /* week number */ U: '0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53', + /* week number */ W: '0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53', + /* weekday number */ w: '[0-6]', + /* 2-digit year */ y: '\\d\\d', + /* 4-digit year */ Y: '\\d\\d\\d\\d', + /* whitespace */ t: ' ', + /* time zone */ z: 'Z|(?:[\\+\\-]\\d\\d:?(?:\\d\\d)?)', + }; + var MONTH_NUMBERS = { + JAN: 0, + FEB: 1, + MAR: 2, + APR: 3, + MAY: 4, + JUN: 5, + JUL: 6, + AUG: 7, + SEP: 8, + OCT: 9, + NOV: 10, + DEC: 11, + }; + var DAY_NUMBERS_SUN_FIRST = { + SUN: 0, + MON: 1, + TUE: 2, + WED: 3, + THU: 4, + FRI: 5, + SAT: 6, + }; + var DAY_NUMBERS_MON_FIRST = { + MON: 0, + TUE: 1, + WED: 2, + THU: 3, + FRI: 4, + SAT: 5, + SUN: 6, + }; + var capture = []; + var pattern_out = pattern + .replace(/%(.)/g, (m, c) => EQUIVALENT_MATCHERS[c] || m) + .replace(/%(.)/g, (_, c) => { + let pat = DATE_PATTERNS[c]; + if (pat) { + capture.push(c); + return `(${pat})`; + } else { + return c; + } + }) + .replace( + // any number of space or tab characters match zero or more spaces + /\s+/g, + '\\s*' + ); + var matches = new RegExp('^' + pattern_out, 'i').exec( + UTF8ToString(buf) + ); + function initDate() { + function fixup(value, min, max) { + return typeof value != 'number' || isNaN(value) + ? min + : value >= min + ? value <= max + ? value + : max + : min; + } + return { + year: fixup(HEAP32[(tm + 20) >> 2] + 1900, 1970, 9999), + month: fixup(HEAP32[(tm + 16) >> 2], 0, 11), + day: fixup(HEAP32[(tm + 12) >> 2], 1, 31), + hour: fixup(HEAP32[(tm + 8) >> 2], 0, 23), + min: fixup(HEAP32[(tm + 4) >> 2], 0, 59), + sec: fixup(HEAP32[tm >> 2], 0, 59), + gmtoff: 0, + }; + } + if (matches) { + var date = initDate(); + var value; + var getMatch = (symbol) => { + var pos = capture.indexOf(symbol); + // check if symbol appears in regexp + if (pos >= 0) { + // return matched value or null (falsy!) for non-matches + return matches[pos + 1]; + } + return; + }; + // seconds + if ((value = getMatch('S'))) { + date.sec = jstoi_q(value); + } + // minutes + if ((value = getMatch('M'))) { + date.min = jstoi_q(value); + } + // hours + if ((value = getMatch('H'))) { + // 24h clock + date.hour = jstoi_q(value); + } else if ((value = getMatch('I'))) { + // AM/PM clock + var hour = jstoi_q(value); + if ((value = getMatch('p'))) { + hour += value.toUpperCase()[0] === 'P' ? 12 : 0; + } + date.hour = hour; + } + // year + if ((value = getMatch('Y'))) { + // parse from four-digit year + date.year = jstoi_q(value); + } else if ((value = getMatch('y'))) { + // parse from two-digit year... + var year = jstoi_q(value); + if ((value = getMatch('C'))) { + // ...and century + year += jstoi_q(value) * 100; + } else { + // ...and rule-of-thumb + year += year < 69 ? 2e3 : 1900; + } + date.year = year; + } + // month + if ((value = getMatch('m'))) { + // parse from month number + date.month = jstoi_q(value) - 1; + } else if ((value = getMatch('b'))) { + // parse from month name + date.month = + MONTH_NUMBERS[value.substring(0, 3).toUpperCase()] || 0; + } + // day + if ((value = getMatch('d'))) { + // get day of month directly + date.day = jstoi_q(value); + } else if ((value = getMatch('j'))) { + // get day of month from day of year ... + var day = jstoi_q(value); + var leapYear = isLeapYear(date.year); + for (var month = 0; month < 12; ++month) { + var daysUntilMonth = arraySum( + leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, + month - 1 + ); + if ( + day <= + daysUntilMonth + + (leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR)[ + month + ] + ) { + date.day = day - daysUntilMonth; + } + } + } else if ((value = getMatch('a'))) { + // get day of month from weekday ... + var weekDay = value.substring(0, 3).toUpperCase(); + if ((value = getMatch('U'))) { + // ... and week number (Sunday being first day of week) + // Week number of the year (Sunday as the first day of the week) as a decimal number [00,53]. + // All days in a new year preceding the first Sunday are considered to be in week 0. + var weekDayNumber = DAY_NUMBERS_SUN_FIRST[weekDay]; + var weekNumber = jstoi_q(value); + // January 1st + var janFirst = new Date(date.year, 0, 1); + var endDate; + if (janFirst.getDay() === 0) { + // Jan 1st is a Sunday, and, hence in the 1st CW + endDate = addDays( + janFirst, + weekDayNumber + 7 * (weekNumber - 1) + ); + } else { + // Jan 1st is not a Sunday, and, hence still in the 0th CW + endDate = addDays( + janFirst, + 7 - + janFirst.getDay() + + weekDayNumber + + 7 * (weekNumber - 1) + ); + } + date.day = endDate.getDate(); + date.month = endDate.getMonth(); + } else if ((value = getMatch('W'))) { + // ... and week number (Monday being first day of week) + // Week number of the year (Monday as the first day of the week) as a decimal number [00,53]. + // All days in a new year preceding the first Monday are considered to be in week 0. + var weekDayNumber = DAY_NUMBERS_MON_FIRST[weekDay]; + var weekNumber = jstoi_q(value); + // January 1st + var janFirst = new Date(date.year, 0, 1); + var endDate; + if (janFirst.getDay() === 1) { + // Jan 1st is a Monday, and, hence in the 1st CW + endDate = addDays( + janFirst, + weekDayNumber + 7 * (weekNumber - 1) + ); + } else { + // Jan 1st is not a Monday, and, hence still in the 0th CW + endDate = addDays( + janFirst, + 7 - + janFirst.getDay() + + 1 + + weekDayNumber + + 7 * (weekNumber - 1) + ); + } + date.day = endDate.getDate(); + date.month = endDate.getMonth(); + } + } + // time zone + if ((value = getMatch('z'))) { + // GMT offset as either 'Z' or +-HH:MM or +-HH or +-HHMM + if (value.toLowerCase() === 'z') { + date.gmtoff = 0; + } else { + var match = value.match(/^((?:\-|\+)\d\d):?(\d\d)?/); + date.gmtoff = match[1] * 3600; + if (match[2]) { + date.gmtoff += + date.gmtoff > 0 ? match[2] * 60 : -match[2] * 60; + } + } + } + /* tm_sec int seconds after the minute 0-61* tm_min int minutes after the hour 0-59 tm_hour int hours since midnight 0-23 @@ -6700,503 +8297,635 @@ var _strptime = (buf, format, tm) => { tm_yday int days since January 1 0-365 tm_isdst int Daylight Saving Time flag tm_gmtoff long offset from GMT (seconds) - */ var fullDate = new Date(date.year, date.month, date.day, date.hour, date.min, date.sec, 0); - HEAP32[((tm) >> 2)] = fullDate.getSeconds(); - HEAP32[(((tm) + (4)) >> 2)] = fullDate.getMinutes(); - HEAP32[(((tm) + (8)) >> 2)] = fullDate.getHours(); - HEAP32[(((tm) + (12)) >> 2)] = fullDate.getDate(); - HEAP32[(((tm) + (16)) >> 2)] = fullDate.getMonth(); - HEAP32[(((tm) + (20)) >> 2)] = fullDate.getFullYear() - 1900; - HEAP32[(((tm) + (24)) >> 2)] = fullDate.getDay(); - HEAP32[(((tm) + (28)) >> 2)] = arraySum(isLeapYear(fullDate.getFullYear()) ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, fullDate.getMonth() - 1) + fullDate.getDate() - 1; - HEAP32[(((tm) + (32)) >> 2)] = 0; - HEAP32[(((tm) + (36)) >> 2)] = date.gmtoff; - return buf + intArrayFromString(matches[0]).length - 1; - } - return 0; -}; - -/** @type {function(...*):?} */ function _swapcontext() { - abort("missing function: swapcontext"); -} - -_swapcontext.stub = true; - -function _wasm_close(socketd) { - return PHPWASM.shutdownSocket(socketd, 2); -} - -function _wasm_setsockopt(socketd, level, optionName, optionValuePtr, optionLen) { - const optionValue = HEAPU8[optionValuePtr]; - const SOL_SOCKET = 1; - const SO_KEEPALIVE = 9; - const IPPROTO_TCP = 6; - const TCP_NODELAY = 1; - const isSupported = (level === SOL_SOCKET && optionName === SO_KEEPALIVE) || (level === IPPROTO_TCP && optionName === TCP_NODELAY); - if (!isSupported) { - console.warn(`Unsupported socket option: ${level}, ${optionName}, ${optionValue}`); - return -1; - } - const ws = PHPWASM.getAllWebSockets(socketd)[0]; - if (!ws) { - return -1; - } - ws.setSocketOpt(level, optionName, optionValuePtr); - return 0; -} - -function _wasm_shutdown(socketd, how) { - return PHPWASM.shutdownSocket(socketd, how); -} - -var Asyncify = { - instrumentWasmImports(imports) { - var importPattern = /^(js_open_process|js_waitpid|js_process_status|js_create_input_device|wasm_setsockopt|wasm_shutdown|wasm_close|invoke_.*|__asyncjs__.*)$/; - for (let [x, original] of Object.entries(imports)) { - if (typeof original == "function") { - let isAsyncifyImport = original.isAsync || importPattern.test(x); - if (isAsyncifyImport) { - imports[x] = original = new WebAssembly.Suspending(original); - } - } - } - }, - instrumentWasmExports(exports) { - var exportPattern = /^(wasm_sleep|wasm_read|emscripten_sleep|wasm_sapi_handle_request|wasm_sapi_request_shutdown|wasm_poll_socket|wrap_select|__wrap_select|select|php_pollfd_for|fflush|wasm_popen|wasm_read|wasm_php_exec|run_cli|main|__main_argc_argv)$/; - Asyncify.asyncExports = new Set; - var ret = {}; - for (let [x, original] of Object.entries(exports)) { - if (typeof original == "function") { - let isAsyncifyExport = exportPattern.test(x); - if (isAsyncifyExport) { - Asyncify.asyncExports.add(original); - original = Asyncify.makeAsyncFunction(original); - } - ret[x] = (...args) => original(...args); - } else { - ret[x] = original; - } - } - return ret; - }, - asyncExports: null, - isAsyncExport(func) { - return Asyncify.asyncExports?.has(func); - }, - handleAsync: async startAsync => { - runtimeKeepalivePush(); - try { - return await startAsync(); - } finally { - runtimeKeepalivePop(); - } - }, - handleSleep(startAsync) { - return Asyncify.handleAsync(() => new Promise(startAsync)); - }, - makeAsyncFunction(original) { - return WebAssembly.promising(original); - } -}; - -var getCFunc = ident => { - var func = Module["_" + ident]; - return func; -}; - -var stackSave = () => _emscripten_stack_get_current(); - -var stackRestore = val => __emscripten_stack_restore(val); - -/** - * @param {string|null=} returnType - * @param {Array=} argTypes - * @param {Arguments|Array=} args - * @param {Object=} opts - */ var ccall = (ident, returnType, argTypes, args, opts) => { - var toC = { - "string": str => { - var ret = 0; - if (str !== null && str !== undefined && str !== 0) { - ret = stringToUTF8OnStack(str); - } - return ret; - }, - "array": arr => { - var ret = stackAlloc(arr.length); - writeArrayToMemory(arr, ret); - return ret; - } - }; - function convertReturnValue(ret) { - if (returnType === "string") { - return UTF8ToString(ret); - } - if (returnType === "boolean") return Boolean(ret); - return ret; - } - var func = getCFunc(ident); - var cArgs = []; - var stack = 0; - if (args) { - for (var i = 0; i < args.length; i++) { - var converter = toC[argTypes[i]]; - if (converter) { - if (stack === 0) stack = stackSave(); - cArgs[i] = converter(args[i]); - } else { - cArgs[i] = args[i]; - } - } - } - var ret = func(...cArgs); - function onDone(ret) { - if (stack !== 0) stackRestore(stack); - return convertReturnValue(ret); - } - var asyncMode = opts?.async; - if (asyncMode) return ret.then(onDone); - ret = onDone(ret); - return ret; -}; - -var FS_createPath = FS.createPath; - -var FS_unlink = path => FS.unlink(path); - -var FS_createLazyFile = FS.createLazyFile; - -var FS_createDevice = FS.createDevice; - -FS.createPreloadedFile = FS_createPreloadedFile; - -FS.staticInit(); - -Module["FS_createPath"] = FS.createPath; - -Module["FS_createDataFile"] = FS.createDataFile; - -Module["FS_createPreloadedFile"] = FS.createPreloadedFile; - -Module["FS_unlink"] = FS.unlink; - -Module["FS_createLazyFile"] = FS.createLazyFile; - -Module["FS_createDevice"] = FS.createDevice; - -if (ENVIRONMENT_IS_NODE) { - NODEFS.staticInit(); -} - -PHPWASM.init(); - -var wasmImports = { - /** @export */ SharpYuvConvert: _SharpYuvConvert, - /** @export */ SharpYuvGetConversionMatrix: _SharpYuvGetConversionMatrix, - /** @export */ SharpYuvInit: _SharpYuvInit, - /** @export */ __assert_fail: ___assert_fail, - /** @export */ __asyncjs__js_fd_read: __asyncjs__js_fd_read, - /** @export */ __asyncjs__js_module_onMessage: __asyncjs__js_module_onMessage, - /** @export */ __asyncjs__js_popen_to_file: __asyncjs__js_popen_to_file, - /** @export */ __asyncjs__wasm_poll_socket: __asyncjs__wasm_poll_socket, - /** @export */ __call_sighandler: ___call_sighandler, - /** @export */ __syscall_accept4: ___syscall_accept4, - /** @export */ __syscall_bind: ___syscall_bind, - /** @export */ __syscall_chdir: ___syscall_chdir, - /** @export */ __syscall_chmod: ___syscall_chmod, - /** @export */ __syscall_connect: ___syscall_connect, - /** @export */ __syscall_dup: ___syscall_dup, - /** @export */ __syscall_dup3: ___syscall_dup3, - /** @export */ __syscall_faccessat: ___syscall_faccessat, - /** @export */ __syscall_fallocate: ___syscall_fallocate, - /** @export */ __syscall_fchmod: ___syscall_fchmod, - /** @export */ __syscall_fchown32: ___syscall_fchown32, - /** @export */ __syscall_fchownat: ___syscall_fchownat, - /** @export */ __syscall_fcntl64: ___syscall_fcntl64, - /** @export */ __syscall_fdatasync: ___syscall_fdatasync, - /** @export */ __syscall_fstat64: ___syscall_fstat64, - /** @export */ __syscall_ftruncate64: ___syscall_ftruncate64, - /** @export */ __syscall_getcwd: ___syscall_getcwd, - /** @export */ __syscall_getdents64: ___syscall_getdents64, - /** @export */ __syscall_getpeername: ___syscall_getpeername, - /** @export */ __syscall_getsockname: ___syscall_getsockname, - /** @export */ __syscall_getsockopt: ___syscall_getsockopt, - /** @export */ __syscall_ioctl: ___syscall_ioctl, - /** @export */ __syscall_listen: ___syscall_listen, - /** @export */ __syscall_lstat64: ___syscall_lstat64, - /** @export */ __syscall_mkdirat: ___syscall_mkdirat, - /** @export */ __syscall_newfstatat: ___syscall_newfstatat, - /** @export */ __syscall_openat: ___syscall_openat, - /** @export */ __syscall_pipe: ___syscall_pipe, - /** @export */ __syscall_poll: ___syscall_poll, - /** @export */ __syscall_readlinkat: ___syscall_readlinkat, - /** @export */ __syscall_recvfrom: ___syscall_recvfrom, - /** @export */ __syscall_renameat: ___syscall_renameat, - /** @export */ __syscall_rmdir: ___syscall_rmdir, - /** @export */ __syscall_sendto: ___syscall_sendto, - /** @export */ __syscall_socket: ___syscall_socket, - /** @export */ __syscall_stat64: ___syscall_stat64, - /** @export */ __syscall_statfs64: ___syscall_statfs64, - /** @export */ __syscall_symlink: ___syscall_symlink, - /** @export */ __syscall_unlinkat: ___syscall_unlinkat, - /** @export */ __syscall_utimensat: ___syscall_utimensat, - /** @export */ _abort_js: __abort_js, - /** @export */ _emscripten_get_now_is_monotonic: __emscripten_get_now_is_monotonic, - /** @export */ _emscripten_lookup_name: __emscripten_lookup_name, - /** @export */ _emscripten_memcpy_js: __emscripten_memcpy_js, - /** @export */ _emscripten_runtime_keepalive_clear: __emscripten_runtime_keepalive_clear, - /** @export */ _gmtime_js: __gmtime_js, - /** @export */ _localtime_js: __localtime_js, - /** @export */ _mktime_js: __mktime_js, - /** @export */ _mmap_js: __mmap_js, - /** @export */ _munmap_js: __munmap_js, - /** @export */ _setitimer_js: __setitimer_js, - /** @export */ _tzset_js: __tzset_js, - /** @export */ emscripten_date_now: _emscripten_date_now, - /** @export */ emscripten_get_heap_max: _emscripten_get_heap_max, - /** @export */ emscripten_get_now: _emscripten_get_now, - /** @export */ emscripten_resize_heap: _emscripten_resize_heap, - /** @export */ emscripten_sleep: _emscripten_sleep, - /** @export */ environ_get: _environ_get, - /** @export */ environ_sizes_get: _environ_sizes_get, - /** @export */ exit: _exit, - /** @export */ fd_close: _fd_close, - /** @export */ fd_fdstat_get: _fd_fdstat_get, - /** @export */ fd_read: _fd_read, - /** @export */ fd_seek: _fd_seek, - /** @export */ fd_sync: _fd_sync, - /** @export */ fd_write: _fd_write, - /** @export */ getaddrinfo: _getaddrinfo, - /** @export */ getcontext: _getcontext, - /** @export */ getdtablesize: _getdtablesize, - /** @export */ getnameinfo: _getnameinfo, - /** @export */ getprotobyname: _getprotobyname, - /** @export */ getprotobynumber: _getprotobynumber, - /** @export */ js_create_input_device: _js_create_input_device, - /** @export */ js_open_process: _js_open_process, - /** @export */ js_process_status: _js_process_status, - /** @export */ js_waitpid: _js_waitpid, - /** @export */ makecontext: _makecontext, - /** @export */ proc_exit: _proc_exit, - /** @export */ strftime: _strftime, - /** @export */ strftime_l: _strftime_l, - /** @export */ strptime: _strptime, - /** @export */ swapcontext: _swapcontext, - /** @export */ wasm_close: _wasm_close, - /** @export */ wasm_setsockopt: _wasm_setsockopt, - /** @export */ wasm_shutdown: _wasm_shutdown -}; - -var wasmExports = createWasm(); - -var ___wasm_call_ctors = () => (___wasm_call_ctors = wasmExports["__wasm_call_ctors"])(); - -var _malloc = a0 => (_malloc = wasmExports["malloc"])(a0); - -var _wasm_popen = Module["_wasm_popen"] = (a0, a1) => (_wasm_popen = Module["_wasm_popen"] = wasmExports["wasm_popen"])(a0, a1); - -var _wasm_php_exec = Module["_wasm_php_exec"] = (a0, a1, a2, a3) => (_wasm_php_exec = Module["_wasm_php_exec"] = wasmExports["wasm_php_exec"])(a0, a1, a2, a3); - -var _php_pollfd_for = Module["_php_pollfd_for"] = (a0, a1, a2) => (_php_pollfd_for = Module["_php_pollfd_for"] = wasmExports["php_pollfd_for"])(a0, a1, a2); - -var _htons = a0 => (_htons = wasmExports["htons"])(a0); - -var _ntohs = a0 => (_ntohs = wasmExports["ntohs"])(a0); - -var _htonl = a0 => (_htonl = wasmExports["htonl"])(a0); - -var _wasm_sleep = Module["_wasm_sleep"] = a0 => (_wasm_sleep = Module["_wasm_sleep"] = wasmExports["wasm_sleep"])(a0); - -var _fflush = a0 => (_fflush = wasmExports["fflush"])(a0); - -var _wasm_read = Module["_wasm_read"] = (a0, a1, a2) => (_wasm_read = Module["_wasm_read"] = wasmExports["wasm_read"])(a0, a1, a2); - -var ___wrap_select = Module["___wrap_select"] = (a0, a1, a2, a3, a4) => (___wrap_select = Module["___wrap_select"] = wasmExports["__wrap_select"])(a0, a1, a2, a3, a4); - -var _wasm_add_cli_arg = Module["_wasm_add_cli_arg"] = a0 => (_wasm_add_cli_arg = Module["_wasm_add_cli_arg"] = wasmExports["wasm_add_cli_arg"])(a0); - -var _run_cli = Module["_run_cli"] = () => (_run_cli = Module["_run_cli"] = wasmExports["run_cli"])(); - -var _wasm_set_sapi_name = Module["_wasm_set_sapi_name"] = a0 => (_wasm_set_sapi_name = Module["_wasm_set_sapi_name"] = wasmExports["wasm_set_sapi_name"])(a0); - -var _wasm_set_phpini_path = Module["_wasm_set_phpini_path"] = a0 => (_wasm_set_phpini_path = Module["_wasm_set_phpini_path"] = wasmExports["wasm_set_phpini_path"])(a0); - -var _wasm_add_SERVER_entry = Module["_wasm_add_SERVER_entry"] = (a0, a1) => (_wasm_add_SERVER_entry = Module["_wasm_add_SERVER_entry"] = wasmExports["wasm_add_SERVER_entry"])(a0, a1); - -var _wasm_add_ENV_entry = Module["_wasm_add_ENV_entry"] = (a0, a1) => (_wasm_add_ENV_entry = Module["_wasm_add_ENV_entry"] = wasmExports["wasm_add_ENV_entry"])(a0, a1); - -var _wasm_set_query_string = Module["_wasm_set_query_string"] = a0 => (_wasm_set_query_string = Module["_wasm_set_query_string"] = wasmExports["wasm_set_query_string"])(a0); + */ var fullDate = new Date( + date.year, + date.month, + date.day, + date.hour, + date.min, + date.sec, + 0 + ); + HEAP32[tm >> 2] = fullDate.getSeconds(); + HEAP32[(tm + 4) >> 2] = fullDate.getMinutes(); + HEAP32[(tm + 8) >> 2] = fullDate.getHours(); + HEAP32[(tm + 12) >> 2] = fullDate.getDate(); + HEAP32[(tm + 16) >> 2] = fullDate.getMonth(); + HEAP32[(tm + 20) >> 2] = fullDate.getFullYear() - 1900; + HEAP32[(tm + 24) >> 2] = fullDate.getDay(); + HEAP32[(tm + 28) >> 2] = + arraySum( + isLeapYear(fullDate.getFullYear()) + ? MONTH_DAYS_LEAP + : MONTH_DAYS_REGULAR, + fullDate.getMonth() - 1 + ) + + fullDate.getDate() - + 1; + HEAP32[(tm + 32) >> 2] = 0; + HEAP32[(tm + 36) >> 2] = date.gmtoff; + // we need to convert the matched sequence into an integer array to take care of UTF-8 characters > 0x7F + // TODO: not sure that intArrayFromString handles all unicode characters correctly + return buf + intArrayFromString(matches[0]).length - 1; + } + return 0; + }; + + /** @type {function(...*):?} */ function _swapcontext() { + abort('missing function: swapcontext'); + } + + _swapcontext.stub = true; + + function _wasm_close(socketd) { + return PHPWASM.shutdownSocket(socketd, 2); + } + + function _wasm_setsockopt( + socketd, + level, + optionName, + optionValuePtr, + optionLen + ) { + const optionValue = HEAPU8[optionValuePtr]; + const SOL_SOCKET = 1; + const SO_KEEPALIVE = 9; + const IPPROTO_TCP = 6; + const TCP_NODELAY = 1; + const isSupported = + (level === SOL_SOCKET && optionName === SO_KEEPALIVE) || + (level === IPPROTO_TCP && optionName === TCP_NODELAY); + if (!isSupported) { + console.warn( + `Unsupported socket option: ${level}, ${optionName}, ${optionValue}` + ); + return -1; + } + const ws = PHPWASM.getAllWebSockets(socketd)[0]; + if (!ws) { + return -1; + } + ws.setSocketOpt(level, optionName, optionValuePtr); + return 0; + } + + function _wasm_shutdown(socketd, how) { + return PHPWASM.shutdownSocket(socketd, how); + } + + var Asyncify = { + instrumentWasmImports(imports) { + var importPattern = + /^(js_open_process|js_waitpid|js_process_status|js_create_input_device|wasm_setsockopt|wasm_shutdown|wasm_close|invoke_.*|__asyncjs__.*)$/; + for (let [x, original] of Object.entries(imports)) { + if (typeof original == 'function') { + let isAsyncifyImport = + original.isAsync || importPattern.test(x); + // Wrap async imports with a suspending WebAssembly function. + if (isAsyncifyImport) { + imports[x] = original = new WebAssembly.Suspending( + original + ); + } + } + } + }, + instrumentWasmExports(exports) { + var exportPattern = + /^(wasm_sleep|wasm_read|emscripten_sleep|wasm_sapi_handle_request|wasm_sapi_request_shutdown|wasm_poll_socket|wrap_select|__wrap_select|select|php_pollfd_for|fflush|wasm_popen|wasm_read|wasm_php_exec|run_cli|main|__main_argc_argv)$/; + Asyncify.asyncExports = new Set(); + var ret = {}; + for (let [x, original] of Object.entries(exports)) { + if (typeof original == 'function') { + // Wrap all exports with a promising WebAssembly function. + let isAsyncifyExport = exportPattern.test(x); + if (isAsyncifyExport) { + Asyncify.asyncExports.add(original); + original = Asyncify.makeAsyncFunction(original); + } + ret[x] = (...args) => original(...args); + } else { + ret[x] = original; + } + } + return ret; + }, + asyncExports: null, + isAsyncExport(func) { + return Asyncify.asyncExports?.has(func); + }, + handleAsync: async (startAsync) => { + runtimeKeepalivePush(); + try { + return await startAsync(); + } finally { + runtimeKeepalivePop(); + } + }, + handleSleep(startAsync) { + return Asyncify.handleAsync(() => new Promise(startAsync)); + }, + makeAsyncFunction(original) { + return WebAssembly.promising(original); + }, + }; + + var getCFunc = (ident) => { + var func = Module['_' + ident]; + // closure exported function + return func; + }; + + var writeArrayToMemory = (array, buffer) => { + HEAP8.set(array, buffer); + }; + + var stackSave = () => _emscripten_stack_get_current(); + + var stackRestore = (val) => __emscripten_stack_restore(val); + + /** + * @param {string|null=} returnType + * @param {Array=} argTypes + * @param {Arguments|Array=} args + * @param {Object=} opts + */ var ccall = (ident, returnType, argTypes, args, opts) => { + // For fast lookup of conversion functions + var toC = { + string: (str) => { + var ret = 0; + if (str !== null && str !== undefined && str !== 0) { + // null string + ret = stringToUTF8OnStack(str); + } + return ret; + }, + array: (arr) => { + var ret = stackAlloc(arr.length); + writeArrayToMemory(arr, ret); + return ret; + }, + }; + function convertReturnValue(ret) { + if (returnType === 'string') { + return UTF8ToString(ret); + } + if (returnType === 'boolean') return Boolean(ret); + return ret; + } + var func = getCFunc(ident); + var cArgs = []; + var stack = 0; + if (args) { + for (var i = 0; i < args.length; i++) { + var converter = toC[argTypes[i]]; + if (converter) { + if (stack === 0) stack = stackSave(); + cArgs[i] = converter(args[i]); + } else { + cArgs[i] = args[i]; + } + } + } + var ret = func(...cArgs); + function onDone(ret) { + if (stack !== 0) stackRestore(stack); + return convertReturnValue(ret); + } + var asyncMode = opts?.async; + if (asyncMode) return ret.then(onDone); + ret = onDone(ret); + return ret; + }; + + var FS_createPath = FS.createPath; + + var FS_unlink = (path) => FS.unlink(path); + + var FS_createLazyFile = FS.createLazyFile; + + var FS_createDevice = FS.createDevice; + + FS.createPreloadedFile = FS_createPreloadedFile; + + FS.staticInit(); + + // Set module methods based on EXPORTED_RUNTIME_METHODS + Module['FS_createPath'] = FS.createPath; + + Module['FS_createDataFile'] = FS.createDataFile; + + Module['FS_createPreloadedFile'] = FS.createPreloadedFile; + + Module['FS_unlink'] = FS.unlink; + + Module['FS_createLazyFile'] = FS.createLazyFile; + + Module['FS_createDevice'] = FS.createDevice; + + // This error may happen quite a bit. To avoid overhead we reuse it (and + // suffer a lack of stack info). + MEMFS.doesNotExistError = new FS.ErrnoError(44); + + /** @suppress {checkTypes} */ MEMFS.doesNotExistError.stack = + ''; + + if (ENVIRONMENT_IS_NODE) { + NODEFS.staticInit(); + } + + PHPWASM.init(); + + var wasmImports = { + /** @export */ SharpYuvConvert: _SharpYuvConvert, + /** @export */ SharpYuvGetConversionMatrix: + _SharpYuvGetConversionMatrix, + /** @export */ SharpYuvInit: _SharpYuvInit, + /** @export */ __assert_fail: ___assert_fail, + /** @export */ __asyncjs__js_fd_read, + /** @export */ __asyncjs__js_module_onMessage, + /** @export */ __asyncjs__js_popen_to_file, + /** @export */ __asyncjs__wasm_poll_socket, + /** @export */ __call_sighandler: ___call_sighandler, + /** @export */ __syscall_accept4: ___syscall_accept4, + /** @export */ __syscall_bind: ___syscall_bind, + /** @export */ __syscall_chdir: ___syscall_chdir, + /** @export */ __syscall_chmod: ___syscall_chmod, + /** @export */ __syscall_connect: ___syscall_connect, + /** @export */ __syscall_dup: ___syscall_dup, + /** @export */ __syscall_dup3: ___syscall_dup3, + /** @export */ __syscall_faccessat: ___syscall_faccessat, + /** @export */ __syscall_fallocate: ___syscall_fallocate, + /** @export */ __syscall_fchmod: ___syscall_fchmod, + /** @export */ __syscall_fchown32: ___syscall_fchown32, + /** @export */ __syscall_fchownat: ___syscall_fchownat, + /** @export */ __syscall_fcntl64: ___syscall_fcntl64, + /** @export */ __syscall_fdatasync: ___syscall_fdatasync, + /** @export */ __syscall_fstat64: ___syscall_fstat64, + /** @export */ __syscall_ftruncate64: ___syscall_ftruncate64, + /** @export */ __syscall_getcwd: ___syscall_getcwd, + /** @export */ __syscall_getdents64: ___syscall_getdents64, + /** @export */ __syscall_getpeername: ___syscall_getpeername, + /** @export */ __syscall_getsockname: ___syscall_getsockname, + /** @export */ __syscall_getsockopt: ___syscall_getsockopt, + /** @export */ __syscall_ioctl: ___syscall_ioctl, + /** @export */ __syscall_listen: ___syscall_listen, + /** @export */ __syscall_lstat64: ___syscall_lstat64, + /** @export */ __syscall_mkdirat: ___syscall_mkdirat, + /** @export */ __syscall_newfstatat: ___syscall_newfstatat, + /** @export */ __syscall_openat: ___syscall_openat, + /** @export */ __syscall_pipe: ___syscall_pipe, + /** @export */ __syscall_poll: ___syscall_poll, + /** @export */ __syscall_readlinkat: ___syscall_readlinkat, + /** @export */ __syscall_recvfrom: ___syscall_recvfrom, + /** @export */ __syscall_renameat: ___syscall_renameat, + /** @export */ __syscall_rmdir: ___syscall_rmdir, + /** @export */ __syscall_sendto: ___syscall_sendto, + /** @export */ __syscall_socket: ___syscall_socket, + /** @export */ __syscall_stat64: ___syscall_stat64, + /** @export */ __syscall_statfs64: ___syscall_statfs64, + /** @export */ __syscall_symlinkat: ___syscall_symlinkat, + /** @export */ __syscall_unlinkat: ___syscall_unlinkat, + /** @export */ __syscall_utimensat: ___syscall_utimensat, + /** @export */ _abort_js: __abort_js, + /** @export */ _emscripten_lookup_name: __emscripten_lookup_name, + /** @export */ _emscripten_memcpy_js: __emscripten_memcpy_js, + /** @export */ _emscripten_runtime_keepalive_clear: + __emscripten_runtime_keepalive_clear, + /** @export */ _gmtime_js: __gmtime_js, + /** @export */ _localtime_js: __localtime_js, + /** @export */ _mktime_js: __mktime_js, + /** @export */ _mmap_js: __mmap_js, + /** @export */ _munmap_js: __munmap_js, + /** @export */ _setitimer_js: __setitimer_js, + /** @export */ _tzset_js: __tzset_js, + /** @export */ clock_time_get: _clock_time_get, + /** @export */ emscripten_date_now: _emscripten_date_now, + /** @export */ emscripten_get_heap_max: _emscripten_get_heap_max, + /** @export */ emscripten_get_now: _emscripten_get_now, + /** @export */ emscripten_resize_heap: _emscripten_resize_heap, + /** @export */ emscripten_sleep: _emscripten_sleep, + /** @export */ environ_get: _environ_get, + /** @export */ environ_sizes_get: _environ_sizes_get, + /** @export */ exit: _exit, + /** @export */ fd_close: _fd_close, + /** @export */ fd_fdstat_get: _fd_fdstat_get, + /** @export */ fd_read: _fd_read, + /** @export */ fd_seek: _fd_seek, + /** @export */ fd_sync: _fd_sync, + /** @export */ fd_write: _fd_write, + /** @export */ getaddrinfo: _getaddrinfo, + /** @export */ getcontext: _getcontext, + /** @export */ getdtablesize: _getdtablesize, + /** @export */ getnameinfo: _getnameinfo, + /** @export */ getprotobyname: _getprotobyname, + /** @export */ getprotobynumber: _getprotobynumber, + /** @export */ js_create_input_device: _js_create_input_device, + /** @export */ js_open_process: _js_open_process, + /** @export */ js_process_status: _js_process_status, + /** @export */ js_waitpid: _js_waitpid, + /** @export */ makecontext: _makecontext, + /** @export */ proc_exit: _proc_exit, + /** @export */ strptime: _strptime, + /** @export */ swapcontext: _swapcontext, + /** @export */ wasm_close: _wasm_close, + /** @export */ wasm_setsockopt: _wasm_setsockopt, + /** @export */ wasm_shutdown: _wasm_shutdown, + }; + + var wasmExports; + + createWasm(); + + var ___wasm_call_ctors = () => + (___wasm_call_ctors = wasmExports['__wasm_call_ctors'])(); + + var _malloc = (a0) => (_malloc = wasmExports['malloc'])(a0); + + var _wasm_popen = (Module['_wasm_popen'] = (a0, a1) => + (_wasm_popen = Module['_wasm_popen'] = wasmExports['wasm_popen'])( + a0, + a1 + )); + + var _wasm_php_exec = (Module['_wasm_php_exec'] = (a0, a1, a2, a3) => + (_wasm_php_exec = Module['_wasm_php_exec'] = + wasmExports['wasm_php_exec'])(a0, a1, a2, a3)); + + var _php_pollfd_for = (Module['_php_pollfd_for'] = (a0, a1, a2) => + (_php_pollfd_for = Module['_php_pollfd_for'] = + wasmExports['php_pollfd_for'])(a0, a1, a2)); + + var _htons = (a0) => (_htons = wasmExports['htons'])(a0); + + var _ntohs = (a0) => (_ntohs = wasmExports['ntohs'])(a0); + + var _htonl = (a0) => (_htonl = wasmExports['htonl'])(a0); + + var _wasm_sleep = (Module['_wasm_sleep'] = (a0) => + (_wasm_sleep = Module['_wasm_sleep'] = wasmExports['wasm_sleep'])(a0)); + + var _fflush = (a0) => (_fflush = wasmExports['fflush'])(a0); + + var _wasm_read = (Module['_wasm_read'] = (a0, a1, a2) => + (_wasm_read = Module['_wasm_read'] = wasmExports['wasm_read'])( + a0, + a1, + a2 + )); + + var ___wrap_select = (Module['___wrap_select'] = (a0, a1, a2, a3, a4) => + (___wrap_select = Module['___wrap_select'] = + wasmExports['__wrap_select'])(a0, a1, a2, a3, a4)); + + var _wasm_add_cli_arg = (Module['_wasm_add_cli_arg'] = (a0) => + (_wasm_add_cli_arg = Module['_wasm_add_cli_arg'] = + wasmExports['wasm_add_cli_arg'])(a0)); + + var _run_cli = (Module['_run_cli'] = () => + (_run_cli = Module['_run_cli'] = wasmExports['run_cli'])()); + + var _wasm_set_sapi_name = (Module['_wasm_set_sapi_name'] = (a0) => + (_wasm_set_sapi_name = Module['_wasm_set_sapi_name'] = + wasmExports['wasm_set_sapi_name'])(a0)); + + var _wasm_set_phpini_path = (Module['_wasm_set_phpini_path'] = (a0) => + (_wasm_set_phpini_path = Module['_wasm_set_phpini_path'] = + wasmExports['wasm_set_phpini_path'])(a0)); + + var _wasm_add_SERVER_entry = (Module['_wasm_add_SERVER_entry'] = (a0, a1) => + (_wasm_add_SERVER_entry = Module['_wasm_add_SERVER_entry'] = + wasmExports['wasm_add_SERVER_entry'])(a0, a1)); + + var _wasm_add_ENV_entry = (Module['_wasm_add_ENV_entry'] = (a0, a1) => + (_wasm_add_ENV_entry = Module['_wasm_add_ENV_entry'] = + wasmExports['wasm_add_ENV_entry'])(a0, a1)); + + var _wasm_set_query_string = (Module['_wasm_set_query_string'] = (a0) => + (_wasm_set_query_string = Module['_wasm_set_query_string'] = + wasmExports['wasm_set_query_string'])(a0)); + + var _wasm_set_path_translated = (Module['_wasm_set_path_translated'] = ( + a0 + ) => + (_wasm_set_path_translated = Module['_wasm_set_path_translated'] = + wasmExports['wasm_set_path_translated'])(a0)); -var _wasm_set_path_translated = Module["_wasm_set_path_translated"] = a0 => (_wasm_set_path_translated = Module["_wasm_set_path_translated"] = wasmExports["wasm_set_path_translated"])(a0); + var _wasm_set_skip_shebang = (Module['_wasm_set_skip_shebang'] = (a0) => + (_wasm_set_skip_shebang = Module['_wasm_set_skip_shebang'] = + wasmExports['wasm_set_skip_shebang'])(a0)); -var _wasm_set_skip_shebang = Module["_wasm_set_skip_shebang"] = a0 => (_wasm_set_skip_shebang = Module["_wasm_set_skip_shebang"] = wasmExports["wasm_set_skip_shebang"])(a0); + var _wasm_set_request_uri = (Module['_wasm_set_request_uri'] = (a0) => + (_wasm_set_request_uri = Module['_wasm_set_request_uri'] = + wasmExports['wasm_set_request_uri'])(a0)); -var _wasm_set_request_uri = Module["_wasm_set_request_uri"] = a0 => (_wasm_set_request_uri = Module["_wasm_set_request_uri"] = wasmExports["wasm_set_request_uri"])(a0); + var _wasm_set_request_method = (Module['_wasm_set_request_method'] = (a0) => + (_wasm_set_request_method = Module['_wasm_set_request_method'] = + wasmExports['wasm_set_request_method'])(a0)); -var _wasm_set_request_method = Module["_wasm_set_request_method"] = a0 => (_wasm_set_request_method = Module["_wasm_set_request_method"] = wasmExports["wasm_set_request_method"])(a0); + var _wasm_set_request_host = (Module['_wasm_set_request_host'] = (a0) => + (_wasm_set_request_host = Module['_wasm_set_request_host'] = + wasmExports['wasm_set_request_host'])(a0)); -var _wasm_set_request_host = Module["_wasm_set_request_host"] = a0 => (_wasm_set_request_host = Module["_wasm_set_request_host"] = wasmExports["wasm_set_request_host"])(a0); + var _wasm_set_content_type = (Module['_wasm_set_content_type'] = (a0) => + (_wasm_set_content_type = Module['_wasm_set_content_type'] = + wasmExports['wasm_set_content_type'])(a0)); -var _wasm_set_content_type = Module["_wasm_set_content_type"] = a0 => (_wasm_set_content_type = Module["_wasm_set_content_type"] = wasmExports["wasm_set_content_type"])(a0); + var _wasm_set_request_body = (Module['_wasm_set_request_body'] = (a0) => + (_wasm_set_request_body = Module['_wasm_set_request_body'] = + wasmExports['wasm_set_request_body'])(a0)); -var _wasm_set_request_body = Module["_wasm_set_request_body"] = a0 => (_wasm_set_request_body = Module["_wasm_set_request_body"] = wasmExports["wasm_set_request_body"])(a0); + var _wasm_set_content_length = (Module['_wasm_set_content_length'] = (a0) => + (_wasm_set_content_length = Module['_wasm_set_content_length'] = + wasmExports['wasm_set_content_length'])(a0)); -var _wasm_set_content_length = Module["_wasm_set_content_length"] = a0 => (_wasm_set_content_length = Module["_wasm_set_content_length"] = wasmExports["wasm_set_content_length"])(a0); + var _wasm_set_cookies = (Module['_wasm_set_cookies'] = (a0) => + (_wasm_set_cookies = Module['_wasm_set_cookies'] = + wasmExports['wasm_set_cookies'])(a0)); -var _wasm_set_cookies = Module["_wasm_set_cookies"] = a0 => (_wasm_set_cookies = Module["_wasm_set_cookies"] = wasmExports["wasm_set_cookies"])(a0); + var _wasm_set_request_port = (Module['_wasm_set_request_port'] = (a0) => + (_wasm_set_request_port = Module['_wasm_set_request_port'] = + wasmExports['wasm_set_request_port'])(a0)); -var _wasm_set_request_port = Module["_wasm_set_request_port"] = a0 => (_wasm_set_request_port = Module["_wasm_set_request_port"] = wasmExports["wasm_set_request_port"])(a0); + var _wasm_sapi_request_shutdown = (Module['_wasm_sapi_request_shutdown'] = + () => + (_wasm_sapi_request_shutdown = Module[ + '_wasm_sapi_request_shutdown' + ] = + wasmExports['wasm_sapi_request_shutdown'])()); -var _wasm_sapi_request_shutdown = Module["_wasm_sapi_request_shutdown"] = () => (_wasm_sapi_request_shutdown = Module["_wasm_sapi_request_shutdown"] = wasmExports["wasm_sapi_request_shutdown"])(); - -var _wasm_sapi_handle_request = Module["_wasm_sapi_handle_request"] = () => (_wasm_sapi_handle_request = Module["_wasm_sapi_handle_request"] = wasmExports["wasm_sapi_handle_request"])(); - -var _php_wasm_init = Module["_php_wasm_init"] = () => (_php_wasm_init = Module["_php_wasm_init"] = wasmExports["php_wasm_init"])(); - -var _wasm_free = Module["_wasm_free"] = a0 => (_wasm_free = Module["_wasm_free"] = wasmExports["wasm_free"])(a0); - -var ___funcs_on_exit = () => (___funcs_on_exit = wasmExports["__funcs_on_exit"])(); - -var _emscripten_builtin_memalign = (a0, a1) => (_emscripten_builtin_memalign = wasmExports["emscripten_builtin_memalign"])(a0, a1); - -var __emscripten_timeout = (a0, a1) => (__emscripten_timeout = wasmExports["_emscripten_timeout"])(a0, a1); - -var ___trap = () => (___trap = wasmExports["__trap"])(); - -var __emscripten_tempret_set = a0 => (__emscripten_tempret_set = wasmExports["_emscripten_tempret_set"])(a0); - -var __emscripten_stack_restore = a0 => (__emscripten_stack_restore = wasmExports["_emscripten_stack_restore"])(a0); - -var __emscripten_stack_alloc = a0 => (__emscripten_stack_alloc = wasmExports["_emscripten_stack_alloc"])(a0); - -var _emscripten_stack_get_current = () => (_emscripten_stack_get_current = wasmExports["emscripten_stack_get_current"])(); - -Module["addRunDependency"] = addRunDependency; - -Module["removeRunDependency"] = removeRunDependency; - -Module["wasmExports"] = wasmExports; - -Module["ccall"] = ccall; - -Module["FS_createPreloadedFile"] = FS_createPreloadedFile; - -Module["FS_unlink"] = FS_unlink; - -Module["FS_createPath"] = FS_createPath; - -Module["FS_createDevice"] = FS_createDevice; - -Module["FS_createDataFile"] = FS_createDataFile; - -Module["FS_createLazyFile"] = FS_createLazyFile; - -Module["PROXYFS"] = PROXYFS; - -var calledRun; - -dependenciesFulfilled = function runCaller() { - if (!calledRun) run(); - if (!calledRun) dependenciesFulfilled = runCaller; -}; - -function run() { - if (runDependencies > 0) { - return; - } - preRun(); - if (runDependencies > 0) { - return; - } - function doRun() { - if (calledRun) return; - calledRun = true; - Module["calledRun"] = true; - if (ABORT) return; - initRuntime(); - if (Module["onRuntimeInitialized"]) Module["onRuntimeInitialized"](); - postRun(); - } - if (Module["setStatus"]) { - Module["setStatus"]("Running..."); - setTimeout(function() { - setTimeout(function() { - Module["setStatus"](""); - }, 1); - doRun(); - }, 1); - } else { - doRun(); - } -} - -if (Module["preInit"]) { - if (typeof Module["preInit"] == "function") Module["preInit"] = [ Module["preInit"] ]; - while (Module["preInit"].length > 0) { - Module["preInit"].pop()(); - } -} - -run(); -/** - * Emscripten resolves `localhost` to a random IP address. Let's - * make it always resolve to 127.0.0.1. - */ -DNS.address_map.addrs.localhost = '127.0.0.1'; - -/** - * Debugging Asyncify errors is tricky because the stack trace is lost when the - * error is thrown. This code saves the stack trace in a global variable - * so that it can be inspected later. - */ -PHPLoader.debug = 'debug' in PHPLoader ? PHPLoader.debug : true; -if (PHPLoader.debug && typeof Asyncify !== "undefined") { - const originalHandleSleep = Asyncify.handleSleep; - Asyncify.handleSleep = function (startAsync) { - if (!ABORT) { - Module["lastAsyncifyStackSource"] = new Error(); - } - return originalHandleSleep(startAsync); - } -} - -/** - * Data dependencies call removeRunDependency() when they are loaded. - * The synchronous call stack then continues to run. If an error occurs - * in PHP initialization, e.g. Out Of Memory error, it will not be - * caught by any try/catch. This override propagates the failure to - * PHPLoader.onAbort() so that it can be handled. - */ -const originalRemoveRunDependency = PHPLoader['removeRunDependency']; -PHPLoader['removeRunDependency'] = function (...args) { - try { - originalRemoveRunDependency(...args); - } catch (e) { - PHPLoader['onAbort'](e); - } -} + var _wasm_sapi_handle_request = (Module['_wasm_sapi_handle_request'] = () => + (_wasm_sapi_handle_request = Module['_wasm_sapi_handle_request'] = + wasmExports['wasm_sapi_handle_request'])()); -/** - * Other exports live in the Dockerfile in: - * - * * EXPORTED_RUNTIME_METHODS - * * EXPORTED_FUNCTIONS - * - * These exports, however, live in here because: - * - * * Listing them in EXPORTED_RUNTIME_METHODS doesn't actually - * export them. This could be a bug in Emscripten or a consequence of - * that option being deprecated. - * * Listing them in EXPORTED_FUNCTIONS works, but they are overridden - * on every `BasePHP.run()` call. This is a problem because we want to - * spy on these calls in some unit tests. - * - * Therefore, we export them here. - */ -PHPLoader['malloc'] = _malloc; -PHPLoader['free'] = typeof _free === 'function' ? _free : PHPLoader['_wasm_free']; - -return PHPLoader; - -// Close the opening bracket from esm-prefix.js: + var _php_wasm_init = (Module['_php_wasm_init'] = () => + (_php_wasm_init = Module['_php_wasm_init'] = + wasmExports['php_wasm_init'])()); + + var _wasm_free = (Module['_wasm_free'] = (a0) => + (_wasm_free = Module['_wasm_free'] = wasmExports['wasm_free'])(a0)); + + var ___funcs_on_exit = () => + (___funcs_on_exit = wasmExports['__funcs_on_exit'])(); + + var _emscripten_builtin_memalign = (a0, a1) => + (_emscripten_builtin_memalign = + wasmExports['emscripten_builtin_memalign'])(a0, a1); + + var __emscripten_timeout = (a0, a1) => + (__emscripten_timeout = wasmExports['_emscripten_timeout'])(a0, a1); + + var ___trap = () => (___trap = wasmExports['__trap'])(); + + var __emscripten_tempret_set = (a0) => + (__emscripten_tempret_set = wasmExports['_emscripten_tempret_set'])(a0); + + var __emscripten_stack_restore = (a0) => + (__emscripten_stack_restore = wasmExports['_emscripten_stack_restore'])( + a0 + ); + + var __emscripten_stack_alloc = (a0) => + (__emscripten_stack_alloc = wasmExports['_emscripten_stack_alloc'])(a0); + + var _emscripten_stack_get_current = () => + (_emscripten_stack_get_current = + wasmExports['emscripten_stack_get_current'])(); + + // include: postamble.js + // === Auto-generated postamble setup entry stuff === + Module['addRunDependency'] = addRunDependency; + + Module['removeRunDependency'] = removeRunDependency; + + Module['wasmExports'] = wasmExports; + + Module['ccall'] = ccall; + + Module['FS_createPreloadedFile'] = FS_createPreloadedFile; + + Module['FS_unlink'] = FS_unlink; + + Module['FS_createPath'] = FS_createPath; + + Module['FS_createDevice'] = FS_createDevice; + + Module['FS_createDataFile'] = FS_createDataFile; + + Module['FS_createLazyFile'] = FS_createLazyFile; + + Module['PROXYFS'] = PROXYFS; + + var calledRun; + + dependenciesFulfilled = function runCaller() { + // If run has never been called, and we should call run (INVOKE_RUN is true, and Module.noInitialRun is not false) + if (!calledRun) run(); + if (!calledRun) dependenciesFulfilled = runCaller; + }; + + // try this again later, after new deps are fulfilled + function run() { + if (runDependencies > 0) { + return; + } + preRun(); + // a preRun added a dependency, run will be called later + if (runDependencies > 0) { + return; + } + function doRun() { + // run may have just been called through dependencies being fulfilled just in this very frame, + // or while the async setStatus time below was happening + if (calledRun) return; + calledRun = true; + Module['calledRun'] = true; + if (ABORT) return; + initRuntime(); + Module['onRuntimeInitialized']?.(); + postRun(); + } + if (Module['setStatus']) { + Module['setStatus']('Running...'); + setTimeout(() => { + setTimeout(() => Module['setStatus'](''), 1); + doRun(); + }, 1); + } else { + doRun(); + } + } + + if (Module['preInit']) { + if (typeof Module['preInit'] == 'function') + Module['preInit'] = [Module['preInit']]; + while (Module['preInit'].length > 0) { + Module['preInit'].pop()(); + } + } + + run(); + /** + * Emscripten resolves `localhost` to a random IP address. Let's + * make it always resolve to 127.0.0.1. + */ + DNS.address_map.addrs.localhost = '127.0.0.1'; + + /** + * Debugging Asyncify errors is tricky because the stack trace is lost when the + * error is thrown. This code saves the stack trace in a global variable + * so that it can be inspected later. + */ + PHPLoader.debug = 'debug' in PHPLoader ? PHPLoader.debug : true; + if (PHPLoader.debug && typeof Asyncify !== 'undefined') { + const originalHandleSleep = Asyncify.handleSleep; + Asyncify.handleSleep = function (startAsync) { + if (!ABORT) { + Module['lastAsyncifyStackSource'] = new Error(); + } + return originalHandleSleep(startAsync); + }; + } + + /** + * Data dependencies call removeRunDependency() when they are loaded. + * The synchronous call stack then continues to run. If an error occurs + * in PHP initialization, e.g. Out Of Memory error, it will not be + * caught by any try/catch. This override propagates the failure to + * PHPLoader.onAbort() so that it can be handled. + */ + const originalRemoveRunDependency = PHPLoader['removeRunDependency']; + PHPLoader['removeRunDependency'] = function (...args) { + try { + originalRemoveRunDependency(...args); + } catch (e) { + PHPLoader['onAbort'](e); + } + }; + + /** + * Other exports live in the Dockerfile in: + * + * * EXPORTED_RUNTIME_METHODS + * * EXPORTED_FUNCTIONS + * + * These exports, however, live in here because: + * + * * Listing them in EXPORTED_RUNTIME_METHODS doesn't actually + * export them. This could be a bug in Emscripten or a consequence of + * that option being deprecated. + * * Listing them in EXPORTED_FUNCTIONS works, but they are overridden + * on every `BasePHP.run()` call. This is a problem because we want to + * spy on these calls in some unit tests. + * + * Therefore, we export them here. + */ + PHPLoader['malloc'] = _malloc; + PHPLoader['free'] = + typeof _free === 'function' ? _free : PHPLoader['_wasm_free']; + + return PHPLoader; + + // Close the opening bracket from esm-prefix.js: } diff --git a/packages/php-wasm/node/jspi/php_8_4.js b/packages/php-wasm/node/jspi/php_8_4.js index 03303bc4d9..f689e65dab 100644 --- a/packages/php-wasm/node/jspi/php_8_4.js +++ b/packages/php-wasm/node/jspi/php_8_4.js @@ -1,43 +1,22 @@ const dependencyFilename = __dirname + '/8_4_0/php_8_4.wasm'; export { dependencyFilename }; -export const dependenciesTotalSize = 18551014; +export const dependenciesTotalSize = 18527219; export function init(RuntimeName, PHPLoader) { - /** - * Overrides Emscripten's default ExitStatus object which gets - * thrown on failure. Unfortunately, the default object is not - * a subclass of Error and does not provide any stack trace. - * - * This is a deliberate behavior on Emscripten's end to prevent - * memory leaks after the program exits. See: - * - * https://github.com/emscripten-core/emscripten/pull/9108 - * - * In case of WordPress Playground, the worker in which the PHP - * runs will typically exit after the PHP program finishes, so - * we don't have to worry about memory leaks. - * - * As for assigning to a previously undeclared ExitStatus variable here, - * the Emscripten module declares `ExitStatus` as `function ExitStatus` - * which means it gets hoisted to the top of the scope and can be - * reassigned here – before the actual declaration is reached. - * - * If that sounds weird, try this example: - * - * ExitStatus = () => { console.log("reassigned"); } - * function ExitStatus() {} - * ExitStatus(); - * // logs "reassigned" - */ - ExitStatus = class PHPExitStatus extends Error { - constructor(status) { - super(status); - this.name = 'ExitStatus'; - this.message = 'Program terminated with exit(' + status + ')'; - this.status = status; - } - }; - // The rest of the code comes from the built php.js file and esm-suffix.js + // include: shell.js + // The Module object: Our interface to the outside world. We import + // and export values on it. There are various ways Module can be used: + // 1. Not defined. We create it here + // 2. A function parameter, function(moduleArg) => Promise + // 3. pre-run appended it, var Module = {}; ..generated code.. + // 4. External script tag defines var Module. + // We need to check if Module already exists (e.g. case 3 above). + // Substitution will be replaced with actual code on later stage of the build, + // this way Closure Compiler will not mangle it (e.g. case 4. above). + // Note that if you want to run closure, and also to use Module + // after the generated code, you will need to define var Module = {}; + // before the code. Then that object will be used in the code, and you + // can continue to use Module afterwards as well. var Module = typeof PHPLoader != 'undefined' ? PHPLoader : {}; var ENVIRONMENT_IS_WORKER = RuntimeName === 'WORKER'; @@ -47,6 +26,13 @@ export function init(RuntimeName, PHPLoader) { if (ENVIRONMENT_IS_NODE) { } + // --pre-jses are emitted after the Module integration code, so that they can + // refer to Module (if they choose; they can also define Module) + // Sometimes an existing Module object exists with properties + // meant to overwrite the default module functionality. Here + // we collect those properties and reapply _after_ we configure + // the current environment's defaults to avoid having to be so + // defensive during initialization. var moduleOverrides = Object.assign({}, Module); var arguments_ = []; @@ -57,6 +43,7 @@ export function init(RuntimeName, PHPLoader) { throw toThrow; }; + // `/` should be present at the end if `scriptDirectory` is not empty var scriptDirectory = ''; function locateFile(path) { @@ -66,34 +53,29 @@ export function init(RuntimeName, PHPLoader) { return scriptDirectory + path; } - var read_, readAsync, readBinary; + // Hooks that are implemented differently in different runtime environments. + var readAsync, readBinary; if (ENVIRONMENT_IS_NODE) { + // These modules will usually be used on Node.js. Load them eagerly to avoid + // the complexity of lazy-loading. var fs = require('fs'); var nodePath = require('path'); scriptDirectory = __dirname + '/'; - read_ = (filename, binary) => { - filename = isFileURI(filename) - ? new URL(filename) - : nodePath.normalize(filename); - return fs.readFileSync(filename, binary ? undefined : 'utf8'); - }; + // include: node_shell_read.js readBinary = (filename) => { - var ret = read_(filename, true); - if (!ret.buffer) { - ret = new Uint8Array(ret); - } + // We need to re-wrap `file://` strings to URLs. + filename = isFileURI(filename) ? new URL(filename) : filename; + var ret = fs.readFileSync(filename); return ret; }; - readAsync = (filename, onload, onerror, binary = true) => { - filename = isFileURI(filename) - ? new URL(filename) - : nodePath.normalize(filename); - fs.readFile(filename, binary ? undefined : 'utf8', (err, data) => { - if (err) onerror(err); - else onload(binary ? data.buffer : data); - }); + readAsync = async (filename, binary = true) => { + // See the comment in the `readBinary` function. + filename = isFileURI(filename) ? new URL(filename) : filename; + var ret = fs.readFileSync(filename, binary ? undefined : 'utf8'); + return ret; }; + // end include: node_shell_read.js if (!Module['thisProgram'] && process.argv.length > 1) { thisProgram = process.argv[1].replace(/\\/g, '/'); } @@ -105,39 +87,75 @@ export function init(RuntimeName, PHPLoader) { process.exitCode = status; throw toThrow; }; - } else { + } // Note that this includes Node.js workers when relevant (pthreads is enabled). + // Node.js workers are detected as a combination of ENVIRONMENT_IS_WORKER and + // ENVIRONMENT_IS_NODE. + else { } var out = Module['print'] || console.log.bind(console); var err = Module['printErr'] || console.error.bind(console); + // Merge back in the overrides Object.assign(Module, moduleOverrides); + // Free the object hierarchy contained in the overrides, this lets the GC + // reclaim data used. moduleOverrides = null; + // Emit code to handle expected values on the Module object. This applies Module.x + // to the proper local x. This has two benefits: first, we only emit it if it is + // expected to arrive, and second, by using a local everywhere else that can be + // minified. if (Module['arguments']) arguments_ = Module['arguments']; if (Module['thisProgram']) thisProgram = Module['thisProgram']; - if (Module['quit']) quit_ = Module['quit']; - var wasmBinary; - - if (Module['wasmBinary']) wasmBinary = Module['wasmBinary']; - + // perform assertions in shell.js after we set up out() and err(), as otherwise if an assertion fails it cannot print the message + // end include: shell.js + // include: preamble.js + // === Preamble library stuff === + // Documentation for the public APIs defined in this file must be updated in: + // site/source/docs/api_reference/preamble.js.rst + // A prebuilt local version of the documentation is available at: + // site/build/text/docs/api_reference/preamble.js.txt + // You can also build docs locally as HTML or other formats in site/ + // An online HTML version (which may be of a different version of Emscripten) + // is up at http://kripken.github.io/emscripten-site/docs/api_reference/preamble.js.html + var wasmBinary = Module['wasmBinary']; + + // end include: base64Utils.js + // Wasm globals var wasmMemory; + //======================================== + // Runtime essentials + //======================================== + // whether we are quitting the application. no code should run after this. + // set in exit() and abort() var ABORT = false; + // set by exit() and abort(). Passed to 'onExit' handler. + // NOTE: This is also used as the process return code code in shell environments + // but only when noExitRuntime is false. var EXITSTATUS; + // In STRICT mode, we only define assert() when ASSERTIONS is set. i.e. we + // don't define it at all in release modes. This matches the behaviour of + // MINIMAL_RUNTIME. + // TODO(sbc): Make this the default even without STRICT enabled. /** @type {function(*, string=)} */ function assert(condition, text) { if (!condition) { + // This build was created without ASSERTIONS defined. `assert()` should not + // ever be called in this configuration but in case there are callers in + // the wild leave this simple abort() implementation here for now. abort(text); } } + // Memory management var /** @type {!Int8Array} */ HEAP8, /** @type {!Uint8Array} */ HEAPU8, /** @type {!Int16Array} */ HEAP16, @@ -147,6 +165,7 @@ export function init(RuntimeName, PHPLoader) { /** @type {!Float32Array} */ HEAPF32, /** @type {!Float64Array} */ HEAPF64; + // include: runtime_shared.js function updateMemoryViews() { var b = wasmMemory.buffer; Module['HEAP8'] = HEAP8 = new Int8Array(b); @@ -159,14 +178,21 @@ export function init(RuntimeName, PHPLoader) { Module['HEAPF64'] = HEAPF64 = new Float64Array(b); } + // end include: runtime_shared.js + // include: runtime_stack_check.js + // end include: runtime_stack_check.js var __ATPRERUN__ = []; + // functions called before the runtime is initialized var __ATINIT__ = []; + // functions called during startup var __ATEXIT__ = []; + // functions called during shutdown var __ATPOSTRUN__ = []; + // functions called after the main() is called var runtimeInitialized = false; var runtimeExited = false; @@ -185,7 +211,7 @@ export function init(RuntimeName, PHPLoader) { function initRuntime() { runtimeInitialized = true; SOCKFS.root = FS.mount(SOCKFS, {}, null); - if (!Module['noFSInit'] && !FS.init.initialized) FS.init(); + if (!Module['noFSInit'] && !FS.initialized) FS.init(); FS.ignorePermissions = false; TTY.init(); PIPEFS.root = FS.mount(PIPEFS, {}, null); @@ -194,6 +220,7 @@ export function init(RuntimeName, PHPLoader) { function exitRuntime() { ___funcs_on_exit(); + // Native atexit() functions callRuntimeCallbacks(__ATEXIT__); FS.quit(); TTY.shutdown(); @@ -223,12 +250,24 @@ export function init(RuntimeName, PHPLoader) { __ATPOSTRUN__.unshift(cb); } + // include: runtime_math.js + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/imul + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/fround + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/clz32 + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/trunc + // end include: runtime_math.js + // A counter of dependencies for calling run(). If we need to + // do asynchronous work before running, increment this and + // decrement it. Incrementing must happen in a place like + // Module.preRun (used by emcc to add file preloading). + // Note that you can add dependencies in preRun, even though + // it happens right before run - run will be postponed until + // the dependencies are met. var runDependencies = 0; - var runDependencyWatcher = null; - var dependenciesFulfilled = null; + // overridden to take different actions when all run dependencies are fulfilled function getUniqueRunDependency(id) { return id; } @@ -242,10 +281,6 @@ export function init(RuntimeName, PHPLoader) { runDependencies--; Module['monitorRunDependencies']?.(runDependencies); if (runDependencies == 0) { - if (runDependencyWatcher !== null) { - clearInterval(runDependencyWatcher); - runDependencyWatcher = null; - } if (dependenciesFulfilled) { var callback = dependenciesFulfilled; dependenciesFulfilled = null; @@ -257,19 +292,47 @@ export function init(RuntimeName, PHPLoader) { /** @param {string|number=} what */ function abort(what) { Module['onAbort']?.(what); what = 'Aborted(' + what + ')'; + // TODO(sbc): Should we remove printing and leave it up to whoever + // catches the exception? err(what); ABORT = true; - EXITSTATUS = 1; what += '. Build with -sASSERTIONS for more info.'; + // Use a wasm runtime error, because a JS error might be seen as a foreign + // exception, which means we'd run destructors on it. We need the error to + // simply make the program stop. + // FIXME This approach does not work in Wasm EH because it currently does not assume + // all RuntimeErrors are from traps; it decides whether a RuntimeError is from + // a trap or not based on a hidden field within the object. So at the moment + // we don't have a way of throwing a wasm trap from JS. TODO Make a JS API that + // allows this in the wasm spec. + // Suppress closure compiler warning here. Closure compiler's builtin extern + // definition for WebAssembly.RuntimeError claims it takes no arguments even + // though it can. + // TODO(https://github.com/google/closure-compiler/pull/3913): Remove if/when upstream closure gets fixed. + // See above, in the meantime, we resort to wasm code for trapping. + // In case abort() is called before the module is initialized, wasmExports + // and its exported '__trap' function is not available, in which case we throw + // a RuntimeError. + // We trap instead of throwing RuntimeError to prevent infinite-looping in + // Wasm EH code (because RuntimeError is considered as a foreign exception and + // caught by 'catch_all'), but in case throwing RuntimeError is fine because + // the module has not even been instantiated, even less running. if (runtimeInitialized) { ___trap(); } /** @suppress {checkTypes} */ var e = new WebAssembly.RuntimeError( what ); + // Throw the error whether or not MODULARIZE is set because abort is used + // in code paths apart from instantiation where an exception is expected + // to be thrown when abort is called. throw e; } + // include: memoryprofiler.js + // end include: memoryprofiler.js + // include: URIUtils.js + // Prefix of data URIs emitted by SINGLE_FILE and related options. var dataURIPrefix = 'data:application/octet-stream;base64,'; /** @@ -282,6 +345,9 @@ export function init(RuntimeName, PHPLoader) { * @noinline */ var isFileURI = (filename) => filename.startsWith('file://'); + // end include: URIUtils.js + // include: runtime_exceptions.js + // end include: runtime_exceptions.js function findWasmBinary() { var f = dependencyFilename; if (!isDataURI(f)) { @@ -302,76 +368,77 @@ export function init(RuntimeName, PHPLoader) { throw 'both async and sync fetching of the wasm failed'; } - function getBinaryPromise(binaryFile) { + async function getWasmBinary(binaryFile) { + // If we don't have the binary yet, load it asynchronously using readAsync. if (!wasmBinary) { - return new Promise((resolve, reject) => { - readAsync( - binaryFile, - (response) => - resolve( - new Uint8Array( - /** @type{!ArrayBuffer} */ (response) - ) - ), - (error) => { - try { - resolve(getBinarySync(binaryFile)); - } catch (e) { - reject(e); - } - } - ); - }); + // Fetch the binary using readAsync + try { + var response = await readAsync(binaryFile); + return new Uint8Array(response); + } catch {} } - return Promise.resolve().then(() => getBinarySync(binaryFile)); + // Otherwise, getBinarySync should be able to get it synchronously + return getBinarySync(binaryFile); } - function instantiateArrayBuffer(binaryFile, imports, receiver) { - return getBinaryPromise(binaryFile) - .then((binary) => WebAssembly.instantiate(binary, imports)) - .then(receiver, (reason) => { - err(`failed to asynchronously prepare wasm: ${reason}`); - abort(reason); - }); + async function instantiateArrayBuffer(binaryFile, imports) { + try { + var binary = await getWasmBinary(binaryFile); + var instance = await WebAssembly.instantiate(binary, imports); + return instance; + } catch (reason) { + err(`failed to asynchronously prepare wasm: ${reason}`); + abort(reason); + } } - function instantiateAsync(binary, binaryFile, imports, callback) { + async function instantiateAsync(binary, binaryFile, imports) { if ( !binary && typeof WebAssembly.instantiateStreaming == 'function' && - !isDataURI(binaryFile) && + !isDataURI(binaryFile) && // Avoid instantiateStreaming() on Node.js environment for now, as while + // Node.js v18.1.0 implements it, it does not have a full fetch() + // implementation yet. + // Reference: + // https://github.com/emscripten-core/emscripten/pull/16917 !ENVIRONMENT_IS_NODE && typeof fetch == 'function' ) { - return fetch(binaryFile, { - credentials: 'same-origin', - }).then((response) => { - /** @suppress {checkTypes} */ var result = - WebAssembly.instantiateStreaming(response, imports); - return result.then(callback, function (reason) { - err(`wasm streaming compile failed: ${reason}`); - err('falling back to ArrayBuffer instantiation'); - return instantiateArrayBuffer( - binaryFile, - imports, - callback - ); + try { + var response = fetch(binaryFile, { + credentials: 'same-origin', }); - }); + var instantiationResult = + await WebAssembly.instantiateStreaming(response, imports); + return instantiationResult; + } catch (reason) { + // We expect the most common failure cause to be a bad MIME type for the binary, + // in which case falling back to ArrayBuffer instantiation should work. + err(`wasm streaming compile failed: ${reason}`); + err('falling back to ArrayBuffer instantiation'); + } } - return instantiateArrayBuffer(binaryFile, imports, callback); + return instantiateArrayBuffer(binaryFile, imports); } function getWasmImports() { + // instrumenting imports is used in asyncify in two ways: to add assertions + // that check for proper import use, and for ASYNCIFY=2 we use them to set up + // the Promise API on the import side. Asyncify.instrumentWasmImports(wasmImports); + // prepare imports return { env: wasmImports, wasi_snapshot_preview1: wasmImports, }; } - function createWasm() { - var info = getWasmImports(); + // Create the wasm instance. + // Receives the wasm imports, returns the exports. + async function createWasm() { + // Load the wasm module and create an instance of using native support in the JS engine. + // handle a generated wasm instance, receiving its exports and + // performing other necessary setup /** @param {WebAssembly.Module=} module*/ function receiveInstance( instance, module @@ -386,10 +453,23 @@ export function init(RuntimeName, PHPLoader) { removeRunDependency('wasm-instantiate'); return wasmExports; } + // wait for the pthread pool (if any) addRunDependency('wasm-instantiate'); + // Prefer streaming instantiation if available. function receiveInstantiationResult(result) { + // 'result' is a ResultObject object which has both the module and instance. + // receiveInstance() will swap in the exports (to Module.asm) so they can be called + // TODO: Due to Closure regression https://github.com/google/closure-compiler/issues/3193, the above line no longer optimizes out down to the following line. + // When the regression is fixed, can restore the above PTHREADS-enabled path. receiveInstance(result['instance']); } + var info = getWasmImports(); + // User shell pages can write their own Module.instantiateWasm = function(imports, successCallback) callback + // to manually instantiate the Wasm module themselves. This allows pages to + // run the instantiation parallel to any other async startup actions they are + // performing. + // Also pthreads and wasm workers initialize the wasm instance through this + // path. if (Module['instantiateWasm']) { try { return Module['instantiateWasm'](info, receiveInstance); @@ -398,20 +478,20 @@ export function init(RuntimeName, PHPLoader) { return false; } } - if (!wasmBinaryFile) wasmBinaryFile = findWasmBinary(); - instantiateAsync( - wasmBinary, - wasmBinaryFile, - info, - receiveInstantiationResult - ); - return {}; + wasmBinaryFile ??= findWasmBinary(); + var result = await instantiateAsync(wasmBinary, wasmBinaryFile, info); + receiveInstantiationResult(result); + return result; } + // Globals used by JS i64 conversions (see makeSetValue) var tempDouble; var tempI64; + // include: runtime_debug.js + // end include: runtime_debug.js + // === Body === function __asyncjs__js_popen_to_file(command, mode, exitCodePtr) { return Asyncify.handleAsync(async () => { const returnCallback = (resolver) => new Promise(resolver); @@ -679,14 +759,26 @@ export function init(RuntimeName, PHPLoader) { __asyncjs__js_module_onMessage.sig = 'iii'; - /** @constructor */ function ExitStatus(status) { - this.name = 'ExitStatus'; - this.message = `Program terminated with exit(${status})`; - this.status = status; + // end include: preamble.js + class ExitStatus { + name = 'ExitStatus'; + constructor(status) { + this.message = `Program terminated with exit(${status})`; + this.status = status; + } } + ExitStatus = class PHPExitStatus extends Error { + constructor(status) { + super(status); + this.name = 'ExitStatus'; + this.message = 'Program terminated with exit(' + status + ')'; + this.status = status; + } + }; var callRuntimeCallbacks = (callbacks) => { while (callbacks.length > 0) { + // Pass the module as the first argument. callbacks.shift()(Module); } }; @@ -712,25 +804,40 @@ export function init(RuntimeName, PHPLoader) { _SharpYuvInit.stub = true; var UTF8Decoder = - typeof TextDecoder != 'undefined' ? new TextDecoder('utf8') : undefined; + typeof TextDecoder != 'undefined' ? new TextDecoder() : undefined; /** * Given a pointer 'idx' to a null-terminated UTF8-encoded string in the given * array that contains uint8 values, returns a copy of that string as a * Javascript String object. * heapOrArray is either a regular array, or a JavaScript typed array view. - * @param {number} idx + * @param {number=} idx * @param {number=} maxBytesToRead * @return {string} - */ var UTF8ArrayToString = (heapOrArray, idx, maxBytesToRead) => { + */ var UTF8ArrayToString = ( + heapOrArray, + idx = 0, + maxBytesToRead = NaN + ) => { var endIdx = idx + maxBytesToRead; var endPtr = idx; + // TextDecoder needs to know the byte length in advance, it doesn't stop on + // null terminator by itself. Also, use the length info to avoid running tiny + // strings through TextDecoder, since .subarray() allocates garbage. + // (As a tiny code save trick, compare endPtr against endIdx using a negation, + // so that undefined/NaN means Infinity) while (heapOrArray[endPtr] && !(endPtr >= endIdx)) ++endPtr; if (endPtr - idx > 16 && heapOrArray.buffer && UTF8Decoder) { return UTF8Decoder.decode(heapOrArray.subarray(idx, endPtr)); } var str = ''; + // If building with TextDecoder, we have already computed the string length + // above, so test loop end condition against that while (idx < endPtr) { + // For UTF8 byte structure, see: + // http://en.wikipedia.org/wiki/UTF-8#Description + // https://www.ietf.org/rfc/rfc2279.txt + // https://tools.ietf.org/html/rfc3629 var u0 = heapOrArray[idx++]; if (!(u0 & 128)) { str += String.fromCharCode(u0); @@ -783,7 +890,7 @@ export function init(RuntimeName, PHPLoader) { Module['UTF8ToString'] = UTF8ToString; - var ___assert_fail = (condition, filename, line, func) => { + var ___assert_fail = (condition, filename, line, func) => abort( `Assertion failed: ${UTF8ToString(condition)}, at: ` + [ @@ -792,7 +899,6 @@ export function init(RuntimeName, PHPLoader) { func ? UTF8ToString(func) : 'unknown function', ] ); - }; var wasmTableMirror = []; @@ -803,7 +909,8 @@ export function init(RuntimeName, PHPLoader) { if (!func) { if (funcPtr >= wasmTableMirror.length) wasmTableMirror.length = funcPtr + 1; - wasmTableMirror[funcPtr] = func = wasmTable.get(funcPtr); + /** @suppress {checkTypes} */ wasmTableMirror[funcPtr] = func = + wasmTable.get(funcPtr); if (Asyncify.isAsyncExport(func)) { wasmTableMirror[funcPtr] = func = Asyncify.makeAsyncFunction(func); @@ -819,18 +926,26 @@ export function init(RuntimeName, PHPLoader) { typeof crypto == 'object' && typeof crypto['getRandomValues'] == 'function' ) { + // for modern web browsers return (view) => crypto.getRandomValues(view); } else if (ENVIRONMENT_IS_NODE) { + // for nodejs with or without crypto support included try { var crypto_module = require('crypto'); var randomFillSync = crypto_module['randomFillSync']; if (randomFillSync) { + // nodejs with LTS crypto support return (view) => crypto_module['randomFillSync'](view); } + // very old nodejs with the original crypto API var randomBytes = crypto_module['randomBytes']; - return (view) => (view.set(randomBytes(view.byteLength)), view); + return (view) => ( + view.set(randomBytes(view.byteLength)), // Return the original view to match modern native implementations. + view + ); } catch (e) {} } + // we couldn't find a proper implementation, as Math.random() is not suitable for /dev/random, see emscripten-core/emscripten/pull/7096 abort('initRandomDevice'); }; @@ -844,6 +959,7 @@ export function init(RuntimeName, PHPLoader) { return splitPathRe.exec(filename).slice(1); }, normalizeArray: (parts, allowAboveRoot) => { + // if the path tries to go above the root, `up` ends up > 0 var up = 0; for (var i = parts.length - 1; i >= 0; i--) { var last = parts[i]; @@ -857,6 +973,7 @@ export function init(RuntimeName, PHPLoader) { up--; } } + // if the path is allowed to go above the root, restore leading ..s if (allowAboveRoot) { for (; up; up--) { parts.unshift('..'); @@ -867,6 +984,7 @@ export function init(RuntimeName, PHPLoader) { normalize: (path) => { var isAbsolute = PATH.isAbs(path), trailingSlash = path.substr(-1) === '/'; + // Normalize the path path = PATH.normalizeArray( path.split('/').filter((p) => !!p), !isAbsolute @@ -884,14 +1002,17 @@ export function init(RuntimeName, PHPLoader) { root = result[0], dir = result[1]; if (!root && !dir) { + // No dirname whatsoever return '.'; } if (dir) { + // It has a dirname, strip trailing slash dir = dir.substr(0, dir.length - 1); } return root + dir; }, basename: (path) => { + // EMSCRIPTEN return '/'' for '/', not an empty string if (path === '/') return '/'; path = PATH.normalize(path); path = path.replace(/\/$/, ''); @@ -909,6 +1030,7 @@ export function init(RuntimeName, PHPLoader) { resolvedAbsolute = false; for (var i = args.length - 1; i >= -1 && !resolvedAbsolute; i--) { var path = i >= 0 ? args[i] : FS.cwd(); + // Skip empty and invalid entries if (typeof path != 'string') { throw new TypeError( 'Arguments to path.resolve must be strings' @@ -916,9 +1038,12 @@ export function init(RuntimeName, PHPLoader) { } else if (!path) { return ''; } + // an invalid portion invalidates the whole thing resolvedPath = path + '/' + resolvedPath; resolvedAbsolute = PATH.isAbs(path); } + // At this point the path should be resolved to a full absolute path, but + // handle relative paths to be safe (might happen when process.cwd() fails) resolvedPath = PATH.normalizeArray( resolvedPath.split('/').filter((p) => !!p), !resolvedAbsolute @@ -964,7 +1089,12 @@ export function init(RuntimeName, PHPLoader) { var lengthBytesUTF8 = (str) => { var len = 0; for (var i = 0; i < str.length; ++i) { + // Gotcha: charCodeAt returns a 16-bit word that is a UTF-16 encoded code + // unit, not a Unicode code point of the character! So decode + // UTF16->UTF32->UTF8. + // See http://unicode.org/faq/utf_bom.html#utf16-3 var c = str.charCodeAt(i); + // possibly a lead surrogate if (c <= 127) { len++; } else if (c <= 2047) { @@ -982,11 +1112,22 @@ export function init(RuntimeName, PHPLoader) { Module['lengthBytesUTF8'] = lengthBytesUTF8; var stringToUTF8Array = (str, heap, outIdx, maxBytesToWrite) => { + // Parameter maxBytesToWrite is not optional. Negative values, 0, null, + // undefined and false each don't write out any bytes. if (!(maxBytesToWrite > 0)) return 0; var startIdx = outIdx; var endIdx = outIdx + maxBytesToWrite - 1; + // -1 for string null terminator. for (var i = 0; i < str.length; ++i) { + // Gotcha: charCodeAt returns a 16-bit word that is a UTF-16 encoded code + // unit, not a Unicode code point of the character! So decode + // UTF16->UTF32->UTF8. + // See http://unicode.org/faq/utf_bom.html#utf16-3 + // For UTF8 byte structure, see http://en.wikipedia.org/wiki/UTF-8#Description + // and https://www.ietf.org/rfc/rfc2279.txt + // and https://tools.ietf.org/html/rfc3629 var u = str.charCodeAt(i); + // possibly a lead surrogate if (u >= 55296 && u <= 57343) { var u1 = str.charCodeAt(++i); u = (65536 + ((u & 1023) << 10)) | (u1 & 1023); @@ -1011,6 +1152,7 @@ export function init(RuntimeName, PHPLoader) { heap[outIdx++] = 128 | (u & 63); } } + // Null-terminate the pointer to the buffer. heap[outIdx] = 0; return outIdx - startIdx; }; @@ -1036,13 +1178,23 @@ export function init(RuntimeName, PHPLoader) { if (!FS_stdin_getChar_buffer.length) { var result = null; if (ENVIRONMENT_IS_NODE) { + // we will read data by chunks of BUFSIZE var BUFSIZE = 256; var buf = Buffer.alloc(BUFSIZE); var bytesRead = 0; + // For some reason we must suppress a closure warning here, even though + // fd definitely exists on process.stdin, and is even the proper way to + // get the fd of stdin, + // https://github.com/nodejs/help/issues/2136#issuecomment-523649904 + // This started to happen after moving this logic out of library_tty.js, + // so it is related to the surrounding code in some unclear manner. /** @suppress {missingProperties} */ var fd = process.stdin.fd; try { bytesRead = fs.readSync(fd, buf, 0, BUFSIZE); } catch (e) { + // Cross-platform differences: on Windows, reading EOF throws an + // exception, but on other OSes, reading EOF returns 0. Uniformize + // behavior by treating the EOF exception to return 0. if (e.toString().includes('EOF')) bytesRead = 0; else throw e; } @@ -1062,12 +1214,29 @@ export function init(RuntimeName, PHPLoader) { var TTY = { ttys: [], init() {}, + // https://github.com/emscripten-core/emscripten/pull/1555 + // if (ENVIRONMENT_IS_NODE) { + // // currently, FS.init does not distinguish if process.stdin is a file or TTY + // // device, it always assumes it's a TTY device. because of this, we're forcing + // // process.stdin to UTF8 encoding to at least make stdin reading compatible + // // with text files until FS.init can be refactored. + // process.stdin.setEncoding('utf8'); + // } shutdown() {}, + // https://github.com/emscripten-core/emscripten/pull/1555 + // if (ENVIRONMENT_IS_NODE) { + // // inolen: any idea as to why node -e 'process.stdin.read()' wouldn't exit immediately (with process.stdin being a tty)? + // // isaacs: because now it's reading from the stream, you've expressed interest in it, so that read() kicks off a _read() which creates a ReadReq operation + // // inolen: I thought read() in that case was a synchronous operation that just grabbed some amount of buffered data if it exists? + // // isaacs: it is. but it also triggers a _read() call, which calls readStart() on the handle + // // isaacs: do process.stdin.pause() and i'd think it'd probably close the pending call + // process.stdin.pause(); + // } register(dev, ops) { TTY.ttys[dev] = { input: [], output: [], - ops: ops, + ops, }; FS.registerDevice(dev, TTY.stream_ops); }, @@ -1081,6 +1250,7 @@ export function init(RuntimeName, PHPLoader) { stream.seekable = false; }, close(stream) { + // flush any pending line data stream.tty.ops.fsync(stream.tty); }, fsync(stream) { @@ -1106,7 +1276,7 @@ export function init(RuntimeName, PHPLoader) { buffer[offset + i] = result; } if (bytesRead) { - stream.node.timestamp = Date.now(); + stream.node.atime = Date.now(); } return bytesRead; }, @@ -1122,7 +1292,7 @@ export function init(RuntimeName, PHPLoader) { throw new FS.ErrnoError(29); } if (length) { - stream.node.timestamp = Date.now(); + stream.node.mtime = stream.node.ctime = Date.now(); } return i; }, @@ -1133,19 +1303,21 @@ export function init(RuntimeName, PHPLoader) { }, put_char(tty, val) { if (val === null || val === 10) { - out(UTF8ArrayToString(tty.output, 0)); + out(UTF8ArrayToString(tty.output)); tty.output = []; } else { if (val != 0) tty.output.push(val); } }, + // val == 0 would cut text output off in the middle. fsync(tty) { if (tty.output && tty.output.length > 0) { - out(UTF8ArrayToString(tty.output, 0)); + out(UTF8ArrayToString(tty.output)); tty.output = []; } }, ioctl_tcgets(tty) { + // typical setting return { c_iflag: 25856, c_oflag: 5, @@ -1158,6 +1330,7 @@ export function init(RuntimeName, PHPLoader) { }; }, ioctl_tcsets(tty, optional_actions, data) { + // currently just ignore return 0; }, ioctl_tiocgwinsz(tty) { @@ -1167,7 +1340,7 @@ export function init(RuntimeName, PHPLoader) { default_tty1_ops: { put_char(tty, val) { if (val === null || val === 10) { - err(UTF8ArrayToString(tty.output, 0)); + err(UTF8ArrayToString(tty.output)); tty.output = []; } else { if (val != 0) tty.output.push(val); @@ -1175,7 +1348,7 @@ export function init(RuntimeName, PHPLoader) { }, fsync(tty) { if (tty.output && tty.output.length > 0) { - err(UTF8ArrayToString(tty.output, 0)); + err(UTF8ArrayToString(tty.output)); tty.output = []; } }, @@ -1184,7 +1357,6 @@ export function init(RuntimeName, PHPLoader) { var zeroMemory = (address, size) => { HEAPU8.fill(0, address, address + size); - return address; }; var alignMemory = (size, alignment) => @@ -1193,17 +1365,18 @@ export function init(RuntimeName, PHPLoader) { var mmapAlloc = (size) => { size = alignMemory(size, 65536); var ptr = _emscripten_builtin_memalign(65536, size); - if (!ptr) return 0; - return zeroMemory(ptr, size); + if (ptr) zeroMemory(ptr, size); + return ptr; }; var MEMFS = { ops_table: null, mount(mount) { - return MEMFS.createNode(null, '/', 16384 | 511, /* 0777 */ 0); + return MEMFS.createNode(null, '/', 16895, 0); }, createNode(parent, name, mode, dev) { if (FS.isBlkdev(mode) || FS.isFIFO(mode)) { + // no supported throw new FS.ErrnoError(63); } MEMFS.ops_table ||= { @@ -1262,6 +1435,10 @@ export function init(RuntimeName, PHPLoader) { node.node_ops = MEMFS.ops_table.file.node; node.stream_ops = MEMFS.ops_table.file.stream; node.usedBytes = 0; + // The actual number of bytes used in the typed array, as opposed to contents.length which gives the whole capacity. + // When the byte data of the file is populated, this will point to either a typed array, or a normal JS array. Typed arrays are preferred + // for performance, and used by default. However, typed arrays are not resizable like normal JS arrays are, so there is a small disk size + // penalty involved for appending file writes that continuously grow a file similar to std::vector capacity vs used -scheme. node.contents = null; } else if (FS.isLink(node.mode)) { node.node_ops = MEMFS.ops_table.link.node; @@ -1270,10 +1447,11 @@ export function init(RuntimeName, PHPLoader) { node.node_ops = MEMFS.ops_table.chrdev.node; node.stream_ops = MEMFS.ops_table.chrdev.stream; } - node.timestamp = Date.now(); + node.atime = node.mtime = node.ctime = Date.now(); + // add the new node to the parent if (parent) { parent.contents[name] = node; - parent.timestamp = node.timestamp; + parent.atime = parent.mtime = parent.ctime = node.atime; } return node; }, @@ -1281,11 +1459,16 @@ export function init(RuntimeName, PHPLoader) { if (!node.contents) return new Uint8Array(0); if (node.contents.subarray) return node.contents.subarray(0, node.usedBytes); + // Make sure to not return excess unused bytes. return new Uint8Array(node.contents); }, expandFileStorage(node, newCapacity) { var prevCapacity = node.contents ? node.contents.length : 0; if (prevCapacity >= newCapacity) return; + // No need to expand, the storage was already large enough. + // Don't expand strictly to the given requested limit if it's only a very small increase, but instead geometrically grow capacity. + // For small filesizes (<1MB), perform size*2 geometric increase, but for large sizes, do a much more conservative size*1.125 increase to + // avoid overshooting the allocation cap by a very large margin. var CAPACITY_DOUBLING_MAX = 1024 * 1024; newCapacity = Math.max( newCapacity, @@ -1294,19 +1477,24 @@ export function init(RuntimeName, PHPLoader) { 0 ); if (prevCapacity != 0) newCapacity = Math.max(newCapacity, 256); + // At minimum allocate 256b for each file when expanding. var oldContents = node.contents; node.contents = new Uint8Array(newCapacity); + // Allocate new storage. if (node.usedBytes > 0) node.contents.set(oldContents.subarray(0, node.usedBytes), 0); }, + // Copy old data over to the new storage. resizeFileStorage(node, newSize) { if (node.usedBytes == newSize) return; if (newSize == 0) { node.contents = null; + // Fully decommit when requesting a resize to zero. node.usedBytes = 0; } else { var oldContents = node.contents; node.contents = new Uint8Array(newSize); + // Allocate new storage. if (oldContents) { node.contents.set( oldContents.subarray( @@ -1315,12 +1503,14 @@ export function init(RuntimeName, PHPLoader) { ) ); } + // Copy old data over to the new storage. node.usedBytes = newSize; } }, node_ops: { getattr(node) { var attr = {}; + // device numbers reuse inode numbers. attr.dev = FS.isChrdev(node.mode) ? node.id : 1; attr.ino = node.id; attr.mode = node.mode; @@ -1337,51 +1527,58 @@ export function init(RuntimeName, PHPLoader) { } else { attr.size = 0; } - attr.atime = new Date(node.timestamp); - attr.mtime = new Date(node.timestamp); - attr.ctime = new Date(node.timestamp); + attr.atime = new Date(node.atime); + attr.mtime = new Date(node.mtime); + attr.ctime = new Date(node.ctime); + // NOTE: In our implementation, st_blocks = Math.ceil(st_size/st_blksize), + // but this is not required by the standard. attr.blksize = 4096; attr.blocks = Math.ceil(attr.size / attr.blksize); return attr; }, setattr(node, attr) { - if (attr.mode !== undefined) { - node.mode = attr.mode; - } - if (attr.timestamp !== undefined) { - node.timestamp = attr.timestamp; + for (const key of ['mode', 'atime', 'mtime', 'ctime']) { + if (attr[key]) { + node[key] = attr[key]; + } } if (attr.size !== undefined) { MEMFS.resizeFileStorage(node, attr.size); } }, lookup(parent, name) { - throw FS.genericErrors[44]; + throw MEMFS.doesNotExistError; }, mknod(parent, name, mode, dev) { return MEMFS.createNode(parent, name, mode, dev); }, rename(old_node, new_dir, new_name) { - if (FS.isDir(old_node.mode)) { - var new_node; - try { - new_node = FS.lookupNode(new_dir, new_name); - } catch (e) {} - if (new_node) { + var new_node; + try { + new_node = FS.lookupNode(new_dir, new_name); + } catch (e) {} + if (new_node) { + if (FS.isDir(old_node.mode)) { + // if we're overwriting a directory at new_name, make sure it's empty. for (var i in new_node.contents) { throw new FS.ErrnoError(55); } } + FS.hashRemoveNode(new_node); } + // do the internal rewiring delete old_node.parent.contents[old_node.name]; - old_node.parent.timestamp = Date.now(); - old_node.name = new_name; new_dir.contents[new_name] = old_node; - new_dir.timestamp = old_node.parent.timestamp; + old_node.name = new_name; + new_dir.ctime = + new_dir.mtime = + old_node.parent.ctime = + old_node.parent.mtime = + Date.now(); }, unlink(parent, name) { delete parent.contents[name]; - parent.timestamp = Date.now(); + parent.ctime = parent.mtime = Date.now(); }, rmdir(parent, name) { var node = FS.lookupNode(parent, name); @@ -1389,22 +1586,13 @@ export function init(RuntimeName, PHPLoader) { throw new FS.ErrnoError(55); } delete parent.contents[name]; - parent.timestamp = Date.now(); + parent.ctime = parent.mtime = Date.now(); }, readdir(node) { - var entries = ['.', '..']; - for (var key of Object.keys(node.contents)) { - entries.push(key); - } - return entries; + return ['.', '..', ...Object.keys(node.contents)]; }, symlink(parent, newname, oldpath) { - var node = MEMFS.createNode( - parent, - newname, - 511 | /* 0777 */ 40960, - 0 - ); + var node = MEMFS.createNode(parent, newname, 511 | 40960, 0); node.link = oldpath; return node; }, @@ -1421,6 +1609,7 @@ export function init(RuntimeName, PHPLoader) { if (position >= stream.node.usedBytes) return 0; var size = Math.min(stream.node.usedBytes - position, length); if (size > 8 && contents.subarray) { + // non-trivial, and typed array buffer.set( contents.subarray(position, position + size), offset @@ -1432,16 +1621,21 @@ export function init(RuntimeName, PHPLoader) { return size; }, write(stream, buffer, offset, length, position, canOwn) { + // If the buffer is located in main memory (HEAP), and if + // memory can grow, we can't hold on to references of the + // memory buffer, as they may get invalidated. That means we + // need to do copy its contents. if (buffer.buffer === HEAP8.buffer) { canOwn = false; } if (!length) return 0; var node = stream.node; - node.timestamp = Date.now(); + node.mtime = node.ctime = Date.now(); if ( buffer.subarray && (!node.contents || node.contents.subarray) ) { + // This write is from a typed array to a typed array? if (canOwn) { node.contents = buffer.subarray( offset, @@ -1450,10 +1644,12 @@ export function init(RuntimeName, PHPLoader) { node.usedBytes = length; return length; } else if (node.usedBytes === 0 && position === 0) { + // If this is a simple first write to an empty file, do a fast set since we don't need to care about old data. node.contents = buffer.slice(offset, offset + length); node.usedBytes = length; return length; } else if (position + length <= node.usedBytes) { + // Writing to an already allocated and used subrange of the file? node.contents.set( buffer.subarray(offset, offset + length), position @@ -1461,8 +1657,10 @@ export function init(RuntimeName, PHPLoader) { return length; } } + // Appending to an existing file and we need to reallocate, or source data did not come as a typed array. MEMFS.expandFileStorage(node, position + length); if (node.contents.subarray && buffer.subarray) { + // Use typed array write which is available. node.contents.set( buffer.subarray(offset, offset + length), position @@ -1503,34 +1701,47 @@ export function init(RuntimeName, PHPLoader) { var ptr; var allocated; var contents = stream.node.contents; - if (!(flags & 2) && contents.buffer === HEAP8.buffer) { + // Only make a new copy when MAP_PRIVATE is specified. + if ( + !(flags & 2) && + contents && + contents.buffer === HEAP8.buffer + ) { + // We can't emulate MAP_SHARED when the file is not backed by the + // buffer we're mapping to (e.g. the HEAP buffer). allocated = false; ptr = contents.byteOffset; } else { - if (position > 0 || position + length < contents.length) { - if (contents.subarray) { - contents = contents.subarray( - position, - position + length - ); - } else { - contents = Array.prototype.slice.call( - contents, - position, - position + length - ); - } - } allocated = true; ptr = mmapAlloc(length); if (!ptr) { throw new FS.ErrnoError(48); } - HEAP8.set(contents, ptr); + if (contents) { + // Try to avoid unnecessary slices. + if ( + position > 0 || + position + length < contents.length + ) { + if (contents.subarray) { + contents = contents.subarray( + position, + position + length + ); + } else { + contents = Array.prototype.slice.call( + contents, + position, + position + length + ); + } + } + HEAP8.set(contents, ptr); + } } return { - ptr: ptr, - allocated: allocated, + ptr, + allocated, }; }, msync(stream, buffer, offset, length, mmapFlags) { @@ -1542,35 +1753,19 @@ export function init(RuntimeName, PHPLoader) { offset, false ); + // should we check if bytesWritten and length are the same? return 0; }, }, }; - /** @param {boolean=} noRunDep */ var asyncLoad = ( - url, - onload, - onerror, - noRunDep - ) => { - var dep = !noRunDep ? getUniqueRunDependency(`al ${url}`) : ''; - readAsync( - url, - (arrayBuffer) => { - onload(new Uint8Array(arrayBuffer)); - if (dep) removeRunDependency(dep); - }, - (event) => { - if (onerror) { - onerror(); - } else { - throw `Loading data file "${url}" failed.`; - } - } - ); - if (dep) addRunDependency(dep); + var asyncLoad = async (url) => { + var arrayBuffer = await readAsync(url); + return new Uint8Array(arrayBuffer); }; + asyncLoad.isAsync = true; + var FS_createDataFile = ( parent, name, @@ -1585,6 +1780,7 @@ export function init(RuntimeName, PHPLoader) { var preloadPlugins = Module['preloadPlugins'] || []; var FS_handledByPreloadPlugin = (byteArray, fullname, finish, onerror) => { + // Ensure plugins are ready. if (typeof Browser != 'undefined') Browser.init(); var handled = false; preloadPlugins.forEach((plugin) => { @@ -1609,10 +1805,13 @@ export function init(RuntimeName, PHPLoader) { canOwn, preFinish ) => { + // TODO we should allow people to just pass in a complete filename instead + // of parent and name being that we just join them anyways var fullname = name ? PATH_FS.resolve(PATH.join2(parent, name)) : parent; var dep = getUniqueRunDependency(`cp ${fullname}`); + // might have several active requests for the same fullname function processData(byteArray) { function finish(byteArray) { preFinish?.(); @@ -1641,7 +1840,7 @@ export function init(RuntimeName, PHPLoader) { } addRunDependency(dep); if (typeof url == 'string') { - asyncLoad(url, processData, onerror); + asyncLoad(url).then(processData, onerror); } else { processData(url); } @@ -1799,6 +1998,7 @@ export function init(RuntimeName, PHPLoader) { staticInit() { NODEFS.isWindows = !!process.platform.match(/^win/); var flags = process.binding('constants'); + // Node.js 4 compatibility: it has no namespaces for constants if (flags['fs']) { flags = flags['fs']; } @@ -1824,6 +2024,8 @@ export function init(RuntimeName, PHPLoader) { return f(); } catch (e) { if (!e.code) throw e; + // node under windows can return code 'UNKNOWN' here: + // https://github.com/emscripten-core/emscripten/issues/15468 if (e.code === 'UNKNOWN') throw new FS.ErrnoError(28); throw new FS.ErrnoError(NODEFS.convertNodeCode(e)); } @@ -1846,13 +2048,14 @@ export function init(RuntimeName, PHPLoader) { return node; }, getMode(path) { - var stat; return NODEFS.tryFSOperation(() => { - stat = fs.lstatSync(path); + var mode = fs.lstatSync(path).mode; if (NODEFS.isWindows) { - stat.mode |= (stat.mode & 292) >> 2; + // Windows does not report the 'x' permission bit, so propagate read + // bits to execute bits. + mode |= (mode & 292) >> 2; } - return stat.mode; + return mode; }); }, realPath(node) { @@ -1867,10 +2070,15 @@ export function init(RuntimeName, PHPLoader) { }, flagsForNode(flags) { flags &= ~2097152; + // Ignore this flag from musl, otherwise node.js fails to open the file. flags &= ~2048; + // Ignore this flag from musl, otherwise node.js fails to open the file. flags &= ~32768; + // Ignore this flag from musl, otherwise node.js fails to open the file. flags &= ~524288; + // Some applications may pass it; it makes no sense for a single process. flags &= ~65536; + // Node.js doesn't need this passed in, it errors. var newFlags = 0; for (var k in NODEFS.flagsForNodeMap) { if (flags & k) { @@ -1889,6 +2097,9 @@ export function init(RuntimeName, PHPLoader) { var stat; NODEFS.tryFSOperation(() => (stat = fs.lstatSync(path))); if (NODEFS.isWindows) { + // node.js v0.10.20 doesn't report blksize and blocks on Windows. Fake + // them with default blksize of 4096. + // See http://support.microsoft.com/kb/140365 if (!stat.blksize) { stat.blksize = 4096; } @@ -1896,6 +2107,8 @@ export function init(RuntimeName, PHPLoader) { stat.blocks = ((stat.size + stat.blksize - 1) / stat.blksize) | 0; } + // Windows does not report the 'x' permission bit, so propagate read + // bits to execute bits. stat.mode |= (stat.mode & 292) >> 2; } return { @@ -1918,12 +2131,20 @@ export function init(RuntimeName, PHPLoader) { var path = NODEFS.realPath(node); NODEFS.tryFSOperation(() => { if (attr.mode !== undefined) { - fs.chmodSync(path, attr.mode); + var mode = attr.mode; + if (NODEFS.isWindows) { + // Windows only supports S_IREAD / S_IWRITE (S_IRUSR / S_IWUSR) + // https://learn.microsoft.com/en-us/cpp/c-runtime-library/reference/chmod-wchmod + mode &= 384; + } + fs.chmodSync(path, mode); + // update the common node structure mode as well node.mode = attr.mode; } - if (attr.timestamp !== undefined) { - var date = new Date(attr.timestamp); - fs.utimesSync(path, date, date); + if (attr.atime || attr.mtime) { + var atime = attr.atime && new Date(attr.atime); + var mtime = attr.mtime && new Date(attr.mtime); + fs.utimesSync(path, atime, mtime); } if (attr.size !== undefined) { fs.truncateSync(path, attr.size); @@ -1937,6 +2158,7 @@ export function init(RuntimeName, PHPLoader) { }, mknod(parent, name, mode, dev) { var node = NODEFS.createNode(parent, name, mode, dev); + // create the backing node for this in the fs root as well var path = NODEFS.realPath(node); NODEFS.tryFSOperation(() => { if (FS.isDir(node.mode)) { @@ -1952,6 +2174,9 @@ export function init(RuntimeName, PHPLoader) { rename(oldNode, newDir, newName) { var oldPath = NODEFS.realPath(oldNode); var newPath = PATH.join2(NODEFS.realPath(newDir), newName); + try { + FS.unlink(newPath); + } catch (e) {} NODEFS.tryFSOperation(() => fs.renameSync(oldPath, newPath)); oldNode.name = newName; }, @@ -1975,6 +2200,13 @@ export function init(RuntimeName, PHPLoader) { var path = NODEFS.realPath(node); return NODEFS.tryFSOperation(() => fs.readlinkSync(path)); }, + statfs(path) { + var stats = NODEFS.tryFSOperation(() => fs.statfsSync(path)); + // Node.js doesn't provide frsize (fragment size). Set it to bsize (block size) + // as they're often the same in many file systems. May not be accurate for all. + stats.frsize = stats.bsize; + return stats; + }, }, stream_ops: { open(stream) { @@ -2004,6 +2236,7 @@ export function init(RuntimeName, PHPLoader) { stream.shared.refcount++; }, read(stream, buffer, offset, length, position) { + // Node.js < 6 compatibility: node errors on 0 length reads if (length === 0) return 0; return NODEFS.tryFSOperation(() => fs.readSync( @@ -2050,7 +2283,7 @@ export function init(RuntimeName, PHPLoader) { var ptr = mmapAlloc(length); NODEFS.stream_ops.read(stream, HEAP8, ptr, length, position); return { - ptr: ptr, + ptr, allocated: true, }; }, @@ -2063,6 +2296,7 @@ export function init(RuntimeName, PHPLoader) { offset, false ); + // should we check if bytesWritten and length are the same? return 0; }, }, @@ -2127,11 +2361,13 @@ export function init(RuntimeName, PHPLoader) { try { if (attr.mode !== undefined) { node.mount.opts.fs.chmod(path, attr.mode); + // update the common node structure mode as well node.mode = attr.mode; } - if (attr.timestamp !== undefined) { - var date = new Date(attr.timestamp); - node.mount.opts.fs.utime(path, date, date); + if (attr.atime || attr.mtime) { + var atime = new Date(attr.atime || attr.mtime); + var mtime = new Date(attr.mtime || attr.atime); + node.mount.opts.fs.utime(path, atime, mtime); } if (attr.size !== undefined) { node.mount.opts.fs.truncate(path, attr.size); @@ -2154,6 +2390,7 @@ export function init(RuntimeName, PHPLoader) { }, mknod(parent, name, mode, dev) { var node = PROXYFS.createNode(parent, name, mode, dev); + // create the backing node for this in the fs root as well var path = PROXYFS.realPath(node); try { if (FS.isDir(node.mode)) { @@ -2310,18 +2547,22 @@ export function init(RuntimeName, PHPLoader) { initialized: false, ignorePermissions: true, ErrnoError: class { + name = 'ErrnoError'; + // We set the `name` property to be able to identify `FS.ErrnoError` + // - the `name` is a standard ECMA-262 property of error objects. Kind of good to have it anyway. + // - when using PROXYFS, an error can come from an underlying FS + // as different FS objects have their own FS.ErrnoError each, + // the test `err instanceof FS.ErrnoError` won't detect an error coming from another filesystem, causing bugs. + // we'll use the reliable test `err.name == "ErrnoError"` instead constructor(errno) { - this.name = 'ErrnoError'; this.errno = errno; } }, - genericErrors: {}, filesystems: null, syncFSRequests: 0, + readFiles: {}, FSStream: class { - constructor() { - this.shared = {}; - } + shared = {}; get object() { return this.node; } @@ -2351,23 +2592,25 @@ export function init(RuntimeName, PHPLoader) { } }, FSNode: class { + node_ops = {}; + stream_ops = {}; + readMode = 292 | 73; + writeMode = 146; + mounted = null; constructor(parent, name, mode, rdev) { if (!parent) { parent = this; } + // root node sets parent to itself this.parent = parent; this.mount = parent.mount; - this.mounted = null; this.id = FS.nextInode++; this.name = name; this.mode = mode; - this.node_ops = {}; - this.stream_ops = {}; this.rdev = rdev; - this.readMode = 292 | /*292*/ 73; - /*73*/ this.writeMode = 146; + this.atime = this.mtime = this.ctime = Date.now(); } - /*146*/ get read() { + get read() { return (this.mode & this.readMode) === this.readMode; } set read(val) { @@ -2391,57 +2634,74 @@ export function init(RuntimeName, PHPLoader) { } }, lookupPath(path, opts = {}) { - path = PATH_FS.resolve(path); if (!path) return { path: '', node: null, }; - var defaults = { - follow_mount: true, - recurse_count: 0, - }; - opts = Object.assign(defaults, opts); - if (opts.recurse_count > 8) { - throw new FS.ErrnoError(32); - } - var parts = path.split('/').filter((p) => !!p); - var current = FS.root; - var current_path = '/'; - for (var i = 0; i < parts.length; i++) { - var islast = i === parts.length - 1; - if (islast && opts.parent) { - break; - } - current = FS.lookupNode(current, parts[i]); - current_path = PATH.join2(current_path, parts[i]); - if (FS.isMountpoint(current)) { - if (!islast || (islast && opts.follow_mount)) { + opts.follow_mount ??= true; + if (!PATH.isAbs(path)) { + path = FS.cwd() + '/' + path; + } + // limit max consecutive symlinks to 40 (SYMLOOP_MAX). + linkloop: for (var nlinks = 0; nlinks < 40; nlinks++) { + // split the absolute path + var parts = path.split('/').filter((p) => !!p && p !== '.'); + // start at the root + var current = FS.root; + var current_path = '/'; + for (var i = 0; i < parts.length; i++) { + var islast = i === parts.length - 1; + if (islast && opts.parent) { + // stop resolving + break; + } + if (parts[i] === '..') { + current_path = PATH.dirname(current_path); + current = current.parent; + continue; + } + current_path = PATH.join2(current_path, parts[i]); + try { + current = FS.lookupNode(current, parts[i]); + } catch (e) { + // if noent_okay is true, suppress a ENOENT in the last component + // and return an object with an undefined node. This is needed for + // resolving symlinks in the path when creating a file. + if (e?.errno === 44 && islast && opts.noent_okay) { + return { + path: current_path, + }; + } + throw e; + } + // jump to the mount's root node if this is a mountpoint + if ( + FS.isMountpoint(current) && + (!islast || opts.follow_mount) + ) { current = current.mounted.root; } - } - if (!islast || opts.follow) { - var count = 0; - while (FS.isLink(current.mode)) { - var link = FS.readlink(current_path); - current_path = PATH_FS.resolve( - PATH.dirname(current_path), - link - ); - var lookup = FS.lookupPath(current_path, { - recurse_count: opts.recurse_count + 1, - }); - current = lookup.node; - if (count++ > 40) { - throw new FS.ErrnoError(32); + // by default, lookupPath will not follow a symlink if it is the final path component. + // setting opts.follow = true will override this behavior. + if (FS.isLink(current.mode) && (!islast || opts.follow)) { + if (!current.node_ops.readlink) { + throw new FS.ErrnoError(52); } + var link = current.node_ops.readlink(current); + if (!PATH.isAbs(link)) { + link = PATH.dirname(current_path) + '/' + link; + } + path = link + '/' + parts.slice(i + 1).join('/'); + continue linkloop; } } + return { + path: current_path, + node: current, + }; } - return { - path: current_path, - node: current, - }; + throw new FS.ErrnoError(32); }, getPath(node) { var path; @@ -2496,6 +2756,7 @@ export function init(RuntimeName, PHPLoader) { return node; } } + // if we failed to find it in the cache, call into the VFS return FS.lookup(parent, name); }, createNode(parent, name, mode, rdev) { @@ -2544,6 +2805,7 @@ export function init(RuntimeName, PHPLoader) { if (FS.ignorePermissions) { return 0; } + // return 0 if any user, group or owner bits are set. if (perms.includes('r') && !(node.mode & 292)) { return 2; } else if (perms.includes('w') && !(node.mode & 146)) { @@ -2561,6 +2823,9 @@ export function init(RuntimeName, PHPLoader) { return 0; }, mayCreate(dir, name) { + if (!FS.isDir(dir.mode)) { + return 54; + } try { var node = FS.lookupNode(dir, name); return 20; @@ -2599,7 +2864,11 @@ export function init(RuntimeName, PHPLoader) { if (FS.isLink(node.mode)) { return 32; } else if (FS.isDir(node.mode)) { - if (FS.flagsToPermissionString(flags) !== 'r' || flags & 512) { + if ( + FS.flagsToPermissionString(flags) !== 'r' || // opening for write + flags & 512 + ) { + // TODO: check for O_SEARCH? (== search for dir only) return 31; } } @@ -2623,6 +2892,7 @@ export function init(RuntimeName, PHPLoader) { }, getStream: (fd) => FS.streams[fd], createStream(stream, fd = -1) { + // clone it, so we can return an instance of FSStream stream = Object.assign(new FS.FSStream(), stream); if (fd == -1) { fd = FS.nextfd(); @@ -2642,7 +2912,9 @@ export function init(RuntimeName, PHPLoader) { chrdev_stream_ops: { open(stream) { var device = FS.getDevice(stream.node.rdev); + // override node's stream ops with the device's stream.stream_ops = device.stream_ops; + // forward the open call stream.stream_ops.open?.(stream); }, llseek() { @@ -2697,6 +2969,7 @@ export function init(RuntimeName, PHPLoader) { doCallback(null); } } + // sync all mounts mounts.forEach((mount) => { if (!mount.type.syncfs) { return done(null); @@ -2715,6 +2988,7 @@ export function init(RuntimeName, PHPLoader) { follow_mount: false, }); mountpoint = lookup.path; + // use the absolute path node = lookup.node; if (FS.isMountpoint(node)) { throw new FS.ErrnoError(10); @@ -2724,18 +2998,21 @@ export function init(RuntimeName, PHPLoader) { } } var mount = { - type: type, - opts: opts, - mountpoint: mountpoint, + type, + opts, + mountpoint, mounts: [], }; + // create a root node for the fs var mountRoot = type.mount(mount); mountRoot.mount = mount; mount.root = mountRoot; if (root) { FS.root = mountRoot; } else if (node) { + // set as a mountpoint node.mounted = mount; + // add the new mount to the current mount's children if (node.mount) { node.mount.mounts.push(mount); } @@ -2749,6 +3026,7 @@ export function init(RuntimeName, PHPLoader) { if (!FS.isMountpoint(lookup.node)) { throw new FS.ErrnoError(28); } + // destroy the nodes for this mount, and all its child mounts var node = lookup.node; var mount = node.mounted; var mounts = FS.getMounts(mount); @@ -2762,7 +3040,9 @@ export function init(RuntimeName, PHPLoader) { current = next; } }); + // no longer a mountpoint node.mounted = null; + // remove this mount from the child mounts var idx = node.mount.mounts.indexOf(mount); node.mount.mounts.splice(idx, 1); }, @@ -2787,15 +3067,39 @@ export function init(RuntimeName, PHPLoader) { } return parent.node_ops.mknod(parent, name, mode, dev); }, - create(path, mode) { - mode = mode !== undefined ? mode : 438; - /* 0666 */ mode &= 4095; + statfs(path) { + // NOTE: None of the defaults here are true. We're just returning safe and + // sane values. + var rtn = { + bsize: 4096, + frsize: 4096, + blocks: 1e6, + bfree: 5e5, + bavail: 5e5, + files: FS.nextInode, + ffree: FS.nextInode - 1, + fsid: 42, + flags: 2, + namelen: 255, + }; + var parent = FS.lookupPath(path, { + follow: true, + }).node; + if (parent?.node_ops.statfs) { + Object.assign( + rtn, + parent.node_ops.statfs(parent.mount.opts.root) + ); + } + return rtn; + }, + create(path, mode = 438) { + mode &= 4095; mode |= 32768; return FS.mknod(path, mode, 0); }, - mkdir(path, mode) { - mode = mode !== undefined ? mode : 511; - /* 0777 */ mode &= 511 | 512; + mkdir(path, mode = 511) { + mode &= 511 | 512; mode |= 16384; return FS.mknod(path, mode, 0); }, @@ -2817,7 +3121,7 @@ export function init(RuntimeName, PHPLoader) { dev = mode; mode = 438; } - /* 0666 */ mode |= 8192; + mode |= 8192; return FS.mknod(path, mode, dev); }, symlink(oldpath, newpath) { @@ -2846,7 +3150,9 @@ export function init(RuntimeName, PHPLoader) { var new_dirname = PATH.dirname(new_path); var old_name = PATH.basename(old_path); var new_name = PATH.basename(new_path); + // parents must exist var lookup, old_dir, new_dir; + // let the errors from non existent directories percolate up lookup = FS.lookupPath(old_path, { parent: true, }); @@ -2856,30 +3162,39 @@ export function init(RuntimeName, PHPLoader) { }); new_dir = lookup.node; if (!old_dir || !new_dir) throw new FS.ErrnoError(44); + // need to be part of the same mount if (old_dir.mount !== new_dir.mount) { throw new FS.ErrnoError(75); } + // source must exist var old_node = FS.lookupNode(old_dir, old_name); + // old path should not be an ancestor of the new path var relative = PATH_FS.relative(old_path, new_dirname); if (relative.charAt(0) !== '.') { throw new FS.ErrnoError(28); } + // new path should not be an ancestor of the old path relative = PATH_FS.relative(new_path, old_dirname); if (relative.charAt(0) !== '.') { throw new FS.ErrnoError(55); } + // see if the new path already exists var new_node; try { new_node = FS.lookupNode(new_dir, new_name); } catch (e) {} + // early out if nothing needs to change if (old_node === new_node) { return; } + // we'll need to delete the old entry var isdir = FS.isDir(old_node.mode); var errCode = FS.mayDelete(old_dir, old_name, isdir); if (errCode) { throw new FS.ErrnoError(errCode); } + // need delete permissions if we'll be overwriting. + // need create permissions if new doesn't already exist. errCode = new_node ? FS.mayDelete(new_dir, new_name, isdir) : FS.mayCreate(new_dir, new_name); @@ -2895,19 +3210,26 @@ export function init(RuntimeName, PHPLoader) { ) { throw new FS.ErrnoError(10); } + // if we are going to change the parent, check write permissions if (new_dir !== old_dir) { errCode = FS.nodePermissions(old_dir, 'w'); if (errCode) { throw new FS.ErrnoError(errCode); } } + // remove the node from the lookup hash FS.hashRemoveNode(old_node); + // do the underlying fs rename try { old_dir.node_ops.rename(old_node, new_dir, new_name); + // update old node (we do this here to avoid each backend + // needing to) old_node.parent = new_dir; } catch (e) { throw e; } finally { + // add the node back to the hash (in case node_ops.rename + // changed its name) FS.hashAddNode(old_node); } }, @@ -2953,6 +3275,9 @@ export function init(RuntimeName, PHPLoader) { var node = FS.lookupNode(parent, name); var errCode = FS.mayDelete(parent, name, false); if (errCode) { + // According to POSIX, we should map EISDIR to EPERM, but + // we instead do what Linux does (and we must, as we use + // the musl linux libc). throw new FS.ErrnoError(errCode); } if (!parent.node_ops.unlink) { @@ -2973,10 +3298,7 @@ export function init(RuntimeName, PHPLoader) { if (!link.node_ops.readlink) { throw new FS.ErrnoError(28); } - return PATH_FS.resolve( - FS.getPath(link.parent), - link.node_ops.readlink(link) - ); + return link.node_ops.readlink(link); }, stat(path, dontFollow) { var lookup = FS.lookupPath(path, { @@ -3009,7 +3331,7 @@ export function init(RuntimeName, PHPLoader) { } node.node_ops.setattr(node, { mode: (mode & 4095) | (node.mode & ~4095), - timestamp: Date.now(), + ctime: Date.now(), }); }, lchmod(path, mode) { @@ -3036,6 +3358,7 @@ export function init(RuntimeName, PHPLoader) { timestamp: Date.now(), }); }, + // we ignore the uid / gid for now lchown(path, uid, gid) { FS.chown(path, uid, gid, true); }, @@ -3087,17 +3410,17 @@ export function init(RuntimeName, PHPLoader) { }); var node = lookup.node; node.node_ops.setattr(node, { - timestamp: Math.max(atime, mtime), + atime, + mtime, }); }, - open(path, flags, mode) { + open(path, flags, mode = 438) { if (path === '') { throw new FS.ErrnoError(44); } flags = typeof flags == 'string' ? FS_modeStringToFlags(flags) : flags; if (flags & 64) { - mode = typeof mode == 'undefined' ? 438 : /* 0666 */ mode; mode = (mode & 4095) | 32768; } else { mode = 0; @@ -3106,21 +3429,26 @@ export function init(RuntimeName, PHPLoader) { if (typeof path == 'object') { node = path; } else { - path = PATH.normalize(path); - try { - var lookup = FS.lookupPath(path, { - follow: !(flags & 131072), - }); - node = lookup.node; - } catch (e) {} + // noent_okay makes it so that if the final component of the path + // doesn't exist, lookupPath returns `node: undefined`. `path` will be + // updated to point to the target of all symlinks. + var lookup = FS.lookupPath(path, { + follow: !(flags & 131072), + noent_okay: true, + }); + node = lookup.node; + path = lookup.path; } + // perhaps we need to create the node var created = false; if (flags & 64) { if (node) { + // if O_CREAT and O_EXCL are set, error out if the node already exists if (flags & 128) { throw new FS.ErrnoError(20); } } else { + // node doesn't exist, try to create it node = FS.mknod(path, mode, 0); created = true; } @@ -3128,37 +3456,47 @@ export function init(RuntimeName, PHPLoader) { if (!node) { throw new FS.ErrnoError(44); } + // can't truncate a device if (FS.isChrdev(node.mode)) { flags &= ~512; } + // if asked only for a directory, then this must be one if (flags & 65536 && !FS.isDir(node.mode)) { throw new FS.ErrnoError(54); } + // check permissions, if this is not a file we just created now (it is ok to + // create and write to a file with read-only permissions; it is read-only + // for later use) if (!created) { var errCode = FS.mayOpen(node, flags); if (errCode) { throw new FS.ErrnoError(errCode); } } + // do truncation if necessary if (flags & 512 && !created) { FS.truncate(node, 0); } + // we've already handled these, don't pass down to the underlying vfs flags &= ~(128 | 512 | 131072); + // register the stream with the filesystem var stream = FS.createStream({ - node: node, + node, path: FS.getPath(node), - flags: flags, + // we want the absolute path to the node + flags, seekable: true, position: 0, stream_ops: node.stream_ops, + // used by the file family libc calls (fopen, fwrite, ferror, etc.) ungotten: [], error: false, }); + // call the new stream's open function if (stream.stream_ops.open) { stream.stream_ops.open(stream); } if (Module['logReadFiles'] && !(flags & 1)) { - if (!FS.readFiles) FS.readFiles = {}; if (!(path in FS.readFiles)) { FS.readFiles[path] = 1; } @@ -3170,6 +3508,7 @@ export function init(RuntimeName, PHPLoader) { throw new FS.ErrnoError(8); } if (stream.getdents) stream.getdents = null; + // free readdir state try { if (stream.stream_ops.close) { stream.stream_ops.close(stream); @@ -3247,6 +3586,7 @@ export function init(RuntimeName, PHPLoader) { throw new FS.ErrnoError(28); } if (stream.seekable && stream.flags & 1024) { + // seek to the end before writing in append mode FS.llseek(stream, 0, 2); } var seeking = typeof position != 'undefined'; @@ -3285,6 +3625,12 @@ export function init(RuntimeName, PHPLoader) { stream.stream_ops.allocate(stream, offset, length); }, mmap(stream, length, position, prot, flags) { + // User requests writing to file (prot & PROT_WRITE != 0). + // Checking if we have permissions to write to the file unless + // MAP_PRIVATE flag is set. According to POSIX spec it is possible + // to write to file opened in read-only mode with MAP_PRIVATE flag, + // as all modifications will be visible only in the memory of + // the current process. if ( (prot & 2) !== 0 && (flags & 2) === 0 && @@ -3298,6 +3644,9 @@ export function init(RuntimeName, PHPLoader) { if (!stream.stream_ops.mmap) { throw new FS.ErrnoError(43); } + if (!length) { + throw new FS.ErrnoError(28); + } return stream.stream_ops.mmap( stream, length, @@ -3337,7 +3686,7 @@ export function init(RuntimeName, PHPLoader) { var buf = new Uint8Array(length); FS.read(stream, buf, 0, length, 0); if (opts.encoding === 'utf8') { - ret = UTF8ArrayToString(buf, 0); + ret = UTF8ArrayToString(buf); } else if (opts.encoding === 'binary') { ret = buf; } @@ -3400,16 +3749,24 @@ export function init(RuntimeName, PHPLoader) { FS.mkdir('/home/web_user'); }, createDefaultDevices() { + // create /dev FS.mkdir('/dev'); + // setup /dev/null FS.registerDevice(FS.makedev(1, 3), { read: () => 0, write: (stream, buffer, offset, length, pos) => length, + llseek: () => 0, }); FS.mkdev('/dev/null', FS.makedev(1, 3)); + // setup /dev/tty and /dev/tty1 + // stderr needs to print output using err() rather than out() + // so we register a second tty just for it. TTY.register(FS.makedev(5, 0), TTY.default_tty_ops); TTY.register(FS.makedev(6, 0), TTY.default_tty1_ops); FS.mkdev('/dev/tty', FS.makedev(5, 0)); FS.mkdev('/dev/tty1', FS.makedev(6, 0)); + // setup /dev/[u]random + // use a buffer to avoid overhead of individual crypto calls per byte var randomBuffer = new Uint8Array(1024), randomLeft = 0; var randomByte = () => { @@ -3420,22 +3777,24 @@ export function init(RuntimeName, PHPLoader) { }; FS.createDevice('/dev', 'random', randomByte); FS.createDevice('/dev', 'urandom', randomByte); + // we're not going to emulate the actual shm device, + // just create the tmp dirs that reside in it commonly FS.mkdir('/dev/shm'); FS.mkdir('/dev/shm/tmp'); }, createSpecialDirectories() { + // create /proc/self/fd which allows /proc/self/fd/6 => readlink gives the + // name of the stream for fd 6 (see test_unistd_ttyname) FS.mkdir('/proc'); var proc_self = FS.mkdir('/proc/self'); FS.mkdir('/proc/self/fd'); FS.mount( { mount() { - var node = FS.createNode( - proc_self, - 'fd', - 16384 | 511, - /* 0777 */ 73 - ); + var node = FS.createNode(proc_self, 'fd', 16895, 73); + node.stream_ops = { + llseek: MEMFS.stream_ops.llseek, + }; node.node_ops = { lookup(parent, name) { var fd = +name; @@ -3448,10 +3807,17 @@ export function init(RuntimeName, PHPLoader) { node_ops: { readlink: () => stream.path, }, + id: fd + 1, }; ret.parent = ret; + // make it look like a simple root node return ret; }, + readdir() { + return Array.from(FS.streams.entries()) + .filter(([k, v]) => v) + .map(([k, v]) => k.toString()); + }, }; return node; }, @@ -3460,31 +3826,35 @@ export function init(RuntimeName, PHPLoader) { '/proc/self/fd' ); }, - createStandardStreams() { - if (Module['stdin']) { - FS.createDevice('/dev', 'stdin', Module['stdin']); + createStandardStreams(input, output, error) { + // TODO deprecate the old functionality of a single + // input / output callback and that utilizes FS.createDevice + // and instead require a unique set of stream ops + // by default, we symlink the standard streams to the + // default tty devices. however, if the standard streams + // have been overwritten we create a unique device for + // them instead. + if (input) { + FS.createDevice('/dev', 'stdin', input); } else { FS.symlink('/dev/tty', '/dev/stdin'); } - if (Module['stdout']) { - FS.createDevice('/dev', 'stdout', null, Module['stdout']); + if (output) { + FS.createDevice('/dev', 'stdout', null, output); } else { FS.symlink('/dev/tty', '/dev/stdout'); } - if (Module['stderr']) { - FS.createDevice('/dev', 'stderr', null, Module['stderr']); + if (error) { + FS.createDevice('/dev', 'stderr', null, error); } else { FS.symlink('/dev/tty1', '/dev/stderr'); } + // open default streams for the stdin, stdout and stderr devices var stdin = FS.open('/dev/stdin', 0); var stdout = FS.open('/dev/stdout', 1); var stderr = FS.open('/dev/stderr', 1); }, staticInit() { - [44].forEach((code) => { - FS.genericErrors[code] = new FS.ErrnoError(code); - FS.genericErrors[code].stack = ''; - }); FS.nameTable = new Array(4096); FS.mount(MEMFS, {}, '/'); FS.createDefaultDirectories(); @@ -3497,15 +3867,18 @@ export function init(RuntimeName, PHPLoader) { }; }, init(input, output, error) { - FS.init.initialized = true; - Module['stdin'] = input || Module['stdin']; - Module['stdout'] = output || Module['stdout']; - Module['stderr'] = error || Module['stderr']; - FS.createStandardStreams(); + FS.initialized = true; + // Allow Module.stdin etc. to provide defaults, if none explicitly passed to us here + input ??= Module['stdin']; + output ??= Module['stdout']; + error ??= Module['stderr']; + FS.createStandardStreams(input, output, error); }, quit() { - FS.init.initialized = false; + FS.initialized = false; + // force-flush all streams, so we get musl std streams printed out _fflush(0); + // close all of our streams for (var i = 0; i < FS.streams.length; i++) { var stream = FS.streams[i]; if (!stream) { @@ -3522,6 +3895,7 @@ export function init(RuntimeName, PHPLoader) { return ret.object; }, analyzePath(path, dontResolveLastLink) { + // operate from within the context of the symlink's target try { var lookup = FS.lookupPath(path, { follow: !dontResolveLastLink, @@ -3570,6 +3944,7 @@ export function init(RuntimeName, PHPLoader) { try { FS.mkdir(current); } catch (e) {} + // ignore EEXIST parent = current; } return current; @@ -3598,6 +3973,7 @@ export function init(RuntimeName, PHPLoader) { arr[i] = data.charCodeAt(i); data = arr; } + // make sure we can write to the file FS.chmod(node, mode | 146); var stream = FS.open(node, 577); FS.write(stream, data, 0, data.length, 0, canOwn); @@ -3611,13 +3987,16 @@ export function init(RuntimeName, PHPLoader) { name ); var mode = FS_getMode(!!input, !!output); - if (!FS.createDevice.major) FS.createDevice.major = 64; + FS.createDevice.major ??= 64; var dev = FS.makedev(FS.createDevice.major++, 0); + // Create a fake device that a set of stream ops to emulate + // the old behavior. FS.registerDevice(dev, { open(stream) { stream.seekable = false; }, close(stream) { + // flush any pending line data if (output?.buffer?.length) { output(10); } @@ -3639,7 +4018,7 @@ export function init(RuntimeName, PHPLoader) { buffer[offset + i] = result; } if (bytesRead) { - stream.node.timestamp = Date.now(); + stream.node.atime = Date.now(); } return bytesRead; }, @@ -3652,7 +4031,7 @@ export function init(RuntimeName, PHPLoader) { } } if (length) { - stream.node.timestamp = Date.now(); + stream.node.mtime = stream.node.ctime = Date.now(); } return i; }, @@ -3666,25 +4045,23 @@ export function init(RuntimeName, PHPLoader) { throw new Error( 'Lazy loading should have been performed (contents set) in createLazyFile, but it was not. Lazy loading only works in web workers. Use --embed-file or --preload-file in emcc on the main thread.' ); - } else if (read_) { + } else { + // Command-line. try { - obj.contents = intArrayFromString(read_(obj.url), true); + obj.contents = readBinary(obj.url); obj.usedBytes = obj.contents.length; } catch (e) { throw new FS.ErrnoError(29); } - } else { - throw new Error( - 'Cannot load without read() or XMLHttpRequest.' - ); } }, createLazyFile(parent, name, url, canRead, canWrite) { + // Lazy chunked Uint8Array (implements get and length from Uint8Array). + // Actual getting is abstracted away for eventual reuse. class LazyUint8Array { - constructor() { - this.lengthKnown = false; - this.chunks = []; - } + lengthKnown = false; + chunks = []; + // Loaded chunks. Index is the chunk number get(idx) { if (idx > this.length - 1 || idx < 0) { return undefined; @@ -3697,6 +4074,7 @@ export function init(RuntimeName, PHPLoader) { this.getter = getter; } cacheLength() { + // Find length var xhr = new XMLHttpRequest(); xhr.open('HEAD', url, false); xhr.send(null); @@ -3720,7 +4098,9 @@ export function init(RuntimeName, PHPLoader) { (header = xhr.getResponseHeader('Content-Encoding')) && header === 'gzip'; var chunkSize = 1024 * 1024; + // Chunk size in bytes if (!hasByteServing) chunkSize = datalength; + // Function to get a range from the remote URL. var doXHR = (from, to) => { if (from > to) throw new Error( @@ -3736,6 +4116,7 @@ export function init(RuntimeName, PHPLoader) { datalength + ' bytes available! programmer error!' ); + // TODO: Use mozResponseArrayBuffer, responseStream, etc. if available. var xhr = new XMLHttpRequest(); xhr.open('GET', url, false); if (datalength !== chunkSize) @@ -3743,6 +4124,7 @@ export function init(RuntimeName, PHPLoader) { 'Range', 'bytes=' + from + '-' + to ); + // Some hints to the browser that we want binary data. xhr.responseType = 'arraybuffer'; if (xhr.overrideMimeType) { xhr.overrideMimeType( @@ -3773,7 +4155,9 @@ export function init(RuntimeName, PHPLoader) { lazyArray.setDataGetter((chunkNum) => { var start = chunkNum * chunkSize; var end = (chunkNum + 1) * chunkSize - 1; + // including this byte end = Math.min(end, datalength - 1); + // if datalength-1 is selected, this is the last block if (typeof lazyArray.chunks[chunkNum] == 'undefined') { lazyArray.chunks[chunkNum] = doXHR(start, end); } @@ -3782,7 +4166,9 @@ export function init(RuntimeName, PHPLoader) { return lazyArray.chunks[chunkNum]; }); if (usesGzip || !datalength) { + // if the server uses gzip or doesn't supply the length, we have to download the whole file to get the (uncompressed) length chunkSize = datalength = 1; + // this will force getter(0)/doXHR do download the whole file datalength = this.getter(0).length; chunkSize = datalength; out( @@ -3817,7 +4203,7 @@ export function init(RuntimeName, PHPLoader) { } else { var properties = { isDevice: false, - url: url, + url, }; } var node = FS.createFile( @@ -3827,12 +4213,16 @@ export function init(RuntimeName, PHPLoader) { canRead, canWrite ); + // This is a total hack, but I want to get this lazy file code out of the + // core of MEMFS. If we want to keep this lazy file concept I feel it should + // be its own thin LAZYFS proxying calls to MEMFS. if (properties.contents) { node.contents = properties.contents; } else if (properties.url) { node.contents = null; node.url = properties.url; } + // Add a function that defers querying the file size until it is asked the first time. Object.defineProperties(node, { usedBytes: { get: function () { @@ -3840,6 +4230,7 @@ export function init(RuntimeName, PHPLoader) { }, }, }); + // override each stream op with one that tries to force load the lazy file first var stream_ops = {}; var keys = Object.keys(node.stream_ops); keys.forEach((key) => { @@ -3854,20 +4245,24 @@ export function init(RuntimeName, PHPLoader) { if (position >= contents.length) return 0; var size = Math.min(contents.length - position, length); if (contents.slice) { + // normal array for (var i = 0; i < size; i++) { buffer[offset + i] = contents[position + i]; } } else { for (var i = 0; i < size; i++) { + // LazyUint8Array from sync binary XHR buffer[offset + i] = contents.get(position + i); } } return size; } + // use a custom read function stream_ops.read = (stream, buffer, offset, length, position) => { FS.forceLoadFile(node); return writeChunks(stream, buffer, offset, length, position); }; + // use a custom mmap function stream_ops.mmap = (stream, length, position, prot, flags) => { FS.forceLoadFile(node); var ptr = mmapAlloc(length); @@ -3876,7 +4271,7 @@ export function init(RuntimeName, PHPLoader) { } writeChunks(stream, HEAP8, ptr, length, position); return { - ptr: ptr, + ptr, allocated: true, }; }; @@ -3888,58 +4283,59 @@ export function init(RuntimeName, PHPLoader) { Module['FS'] = FS; var SOCKFS = { + websocketArgs: {}, + callbacks: {}, + on(event, callback) { + SOCKFS.callbacks[event] = callback; + }, + emit(event, param) { + SOCKFS.callbacks[event]?.(param); + }, mount(mount) { - Module['websocket'] = - Module['websocket'] && 'object' === typeof Module['websocket'] - ? Module['websocket'] - : {}; - Module['websocket']._callbacks = {}; - Module['websocket']['on'] = /** @this{Object} */ function ( - event, - callback - ) { - if ('function' === typeof callback) { - this._callbacks[event] = callback; - } - return this; - }; - Module['websocket'].emit = /** @this{Object} */ function ( - event, - param - ) { - if ('function' === typeof this._callbacks[event]) { - this._callbacks[event].call(this, param); - } - }; - return FS.createNode(null, '/', 16384 | 511, /* 0777 */ 0); + // The incomming Module['websocket'] can be used for configuring + // configuring subprotocol/url, etc + SOCKFS.websocketArgs = Module['websocket'] || {}; + // Add the Event registration mechanism to the exported websocket configuration + // object so we can register network callbacks from native JavaScript too. + // For more documentation see system/include/emscripten/emscripten.h + (Module['websocket'] ??= {})['on'] = SOCKFS.on; + return FS.createNode(null, '/', 16895, 0); }, createSocket(family, type, protocol) { type &= ~526336; + // Some applications may pass it; it makes no sense for a single process. var streaming = type == 1; if (streaming && protocol && protocol != 6) { throw new FS.ErrnoError(66); } + // create our internal socket structure var sock = { - family: family, - type: type, - protocol: protocol, + family, + type, + protocol, server: null, error: null, + // Used in getsockopt for SOL_SOCKET/SO_ERROR test peers: {}, pending: [], recv_queue: [], sock_ops: SOCKFS.websocket_sock_ops, }; + // create the filesystem node to store the socket structure var name = SOCKFS.nextname(); var node = FS.createNode(SOCKFS.root, name, 49152, 0); node.sock = sock; + // and the wrapping stream that enables library functions such + // as read and write to indirectly interact with the socket var stream = FS.createStream({ path: name, - node: node, + node, flags: 2, seekable: false, stream_ops: SOCKFS.stream_ops, }); + // map the new stream to the socket structure (sockets have a 1:1 + // relationship with a stream) sock.stream = stream; return sock; }, @@ -3963,6 +4359,7 @@ export function init(RuntimeName, PHPLoader) { /* ignored */ var sock = stream.node.sock; var msg = sock.sock_ops.recvmsg(sock, length); if (!msg) { + // socket is closed return 0; } buffer.set(msg.buffer, offset); @@ -3981,7 +4378,7 @@ export function init(RuntimeName, PHPLoader) { if (!SOCKFS.nextname.current) { SOCKFS.nextname.current = 0; } - return 'socket[' + SOCKFS.nextname.current++ + ']'; + return `socket[${SOCKFS.nextname.current++}]`; }, websocket_sock_ops: { createPeer(sock, addr, port) { @@ -3992,10 +4389,14 @@ export function init(RuntimeName, PHPLoader) { port = null; } if (ws) { + // for sockets that've already connected (e.g. we're the server) + // we can inspect the _socket property for the address if (ws._socket) { addr = ws._socket.remoteAddress; port = ws._socket.remotePort; - } else { + } // if we're just now initializing a connection to the remote, + // inspect the url property + else { var result = /ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url); if (!result) { throw new Error( @@ -4006,23 +4407,34 @@ export function init(RuntimeName, PHPLoader) { port = parseInt(result[2], 10); } } else { + // create the actual websocket object and connect try { - var runtimeConfig = - Module['websocket'] && - 'object' === typeof Module['websocket']; + // The default value is 'ws://' the replace is needed because the compiler replaces '//' comments with '#' + // comments without checking context, so we'd end up with ws:#, the replace swaps the '#' for '//' again. var url = 'ws:#'.replace('#', '//'); - if (runtimeConfig) { - if ( - 'function' === typeof Module['websocket']['url'] - ) { - url = Module['websocket']['url'](...arguments); - } else if ( - 'string' === typeof Module['websocket']['url'] - ) { - url = Module['websocket']['url']; - } + // Make the WebSocket subprotocol (Sec-WebSocket-Protocol) default to binary if no configuration is set. + var subProtocols = 'binary'; + // The default value is 'binary' + // The default WebSocket options + var opts = undefined; + // Fetch runtime WebSocket URL config. + if ('function' === typeof SOCKFS.websocketArgs['url']) { + url = SOCKFS.websocketArgs['url'](...arguments); + } else if ( + 'string' === typeof SOCKFS.websocketArgs['url'] + ) { + url = SOCKFS.websocketArgs['url']; + } + // Fetch runtime WebSocket subprotocol config. + if (SOCKFS.websocketArgs['subprotocol']) { + subProtocols = SOCKFS.websocketArgs['subprotocol']; + } else if ( + SOCKFS.websocketArgs['subprotocol'] === null + ) { + subProtocols = 'null'; } if (url === 'ws://' || url === 'wss://') { + // Is the supplied URL config just a prefix, if so complete it. var parts = addr.split('/'); url = url + @@ -4032,30 +4444,15 @@ export function init(RuntimeName, PHPLoader) { '/' + parts.slice(1).join('/'); } - var subProtocols = 'binary'; - if (runtimeConfig) { - if ( - 'string' === - typeof Module['websocket']['subprotocol'] - ) { - subProtocols = - Module['websocket']['subprotocol']; - } - } - var opts = undefined; if (subProtocols !== 'null') { + // The regex trims the string (removes spaces at the beginning and end, then splits the string by + // , into an Array. Whitespace removal is important for Websockify and ws. subProtocols = subProtocols .replace(/^ +| +$/g, '') .split(/ *, */); opts = subProtocols; } - if ( - runtimeConfig && - null === Module['websocket']['subprotocol'] - ) { - subProtocols = 'null'; - opts = undefined; - } + // If node we use the ws library. var WebSocketConstructor; if (ENVIRONMENT_IS_NODE) { WebSocketConstructor = @@ -4078,15 +4475,18 @@ export function init(RuntimeName, PHPLoader) { } } var peer = { - addr: addr, - port: port, + addr, + port, socket: ws, - dgram_send_queue: [], + msg_send_queue: [], }; SOCKFS.websocket_sock_ops.addPeer(sock, peer); SOCKFS.websocket_sock_ops.handlePeerEvents(sock, peer); + // if this is a bound dgram socket, send the port number first to allow + // us to override the ephemeral port reported to us by remotePort on the + // remote end. if (sock.type === 2 && typeof sock.sport != 'undefined') { - peer.dgram_send_queue.push( + peer.msg_send_queue.push( new Uint8Array([ 255, 255, @@ -4115,28 +4515,38 @@ export function init(RuntimeName, PHPLoader) { handlePeerEvents(sock, peer) { var first = true; var handleOpen = function () { - Module['websocket'].emit('open', sock.stream.fd); + sock.connecting = false; + SOCKFS.emit('open', sock.stream.fd); try { - var queued = peer.dgram_send_queue.shift(); + var queued = peer.msg_send_queue.shift(); while (queued) { peer.socket.send(queued); - queued = peer.dgram_send_queue.shift(); + queued = peer.msg_send_queue.shift(); } } catch (e) { + // not much we can do here in the way of proper error handling as we've already + // lied and said this data was sent. shut it down. peer.socket.close(); } }; function handleMessage(data) { if (typeof data == 'string') { var encoder = new TextEncoder(); + // should be utf-8 data = encoder.encode(data); - } else { + } // make a typed array from the string + else { assert(data.byteLength !== undefined); + // must receive an ArrayBuffer if (data.byteLength == 0) { + // An empty ArrayBuffer will emit a pseudo disconnect event + // as recv/recvmsg will return zero which indicates that a socket + // has performed a shutdown although the connection has not been disconnected yet. return; } data = new Uint8Array(data); } + // if this is the port message, override the peer's port with it var wasfirst = first; first = false; if ( @@ -4151,6 +4561,7 @@ export function init(RuntimeName, PHPLoader) { data[6] === 'r'.charCodeAt(0) && data[7] === 't'.charCodeAt(0) ) { + // update the peer's port and it's key in the peer map var newport = (data[8] << 8) | data[9]; SOCKFS.websocket_sock_ops.removePeer(sock, peer); peer.port = newport; @@ -4160,9 +4571,9 @@ export function init(RuntimeName, PHPLoader) { sock.recv_queue.push({ addr: peer.addr, port: peer.port, - data: data, + data, }); - Module['websocket'].emit('message', sock.stream.fd); + SOCKFS.emit('message', sock.stream.fd); } if (ENVIRONMENT_IS_NODE) { peer.socket.on('open', handleOpen); @@ -4172,12 +4583,18 @@ export function init(RuntimeName, PHPLoader) { } handleMessage(new Uint8Array(data).buffer); }); + // copy from node Buffer -> ArrayBuffer peer.socket.on('close', function () { - Module['websocket'].emit('close', sock.stream.fd); + SOCKFS.emit('close', sock.stream.fd); }); peer.socket.on('error', function (error) { + // Although the ws library may pass errors that may be more descriptive than + // ECONNREFUSED they are not necessarily the expected error code e.g. + // ENOTFOUND on getaddrinfo seems to be node.js specific, so using ECONNREFUSED + // is still probably the most useful thing to do. sock.error = 14; - Module['websocket'].emit('error', [ + // Used in getsockopt for SOL_SOCKET/SO_ERROR test. + SOCKFS.emit('error', [ sock.stream.fd, sock.error, 'ECONNREFUSED: Connection refused', @@ -4186,7 +4603,7 @@ export function init(RuntimeName, PHPLoader) { } else { peer.socket.onopen = handleOpen; peer.socket.onclose = function () { - Module['websocket'].emit('close', sock.stream.fd); + SOCKFS.emit('close', sock.stream.fd); }; peer.socket.onmessage = function peer_socket_onmessage( event @@ -4194,8 +4611,11 @@ export function init(RuntimeName, PHPLoader) { handleMessage(event.data); }; peer.socket.onerror = function (error) { + // The WebSocket spec only allows a 'simple event' to be thrown on error, + // so we only really know as much as ECONNREFUSED. sock.error = 14; - Module['websocket'].emit('error', [ + // Used in getsockopt for SOL_SOCKET/SO_ERROR test. + SOCKFS.emit('error', [ sock.stream.fd, sock.error, 'ECONNREFUSED: Connection refused', @@ -4205,11 +4625,13 @@ export function init(RuntimeName, PHPLoader) { }, poll(sock) { if (sock.type === 1 && sock.server) { + // listen sockets should only say they're available for reading + // if there are pending clients. return sock.pending.length ? 64 | 1 : 0; } var mask = 0; var dest = - sock.type === 1 + sock.type === 1 // we only care about the socket state for connection-based sockets ? SOCKFS.websocket_sock_ops.getPeer( sock, sock.daddr, @@ -4218,14 +4640,15 @@ export function init(RuntimeName, PHPLoader) { : null; if ( sock.recv_queue.length || - !dest || + !dest || // connection-less sockets are always ready to read (dest && dest.socket.readyState === dest.socket.CLOSING) || (dest && dest.socket.readyState === dest.socket.CLOSED) ) { + // let recv return 0 once closed mask |= 64 | 1; } if ( - !dest || + !dest || // connection-less sockets are always ready to write (dest && dest.socket.readyState === dest.socket.OPEN) ) { mask |= 4; @@ -4234,7 +4657,15 @@ export function init(RuntimeName, PHPLoader) { (dest && dest.socket.readyState === dest.socket.CLOSING) || (dest && dest.socket.readyState === dest.socket.CLOSED) ) { - mask |= 16; + // When an non-blocking connect fails mark the socket as writable. + // Its up to the calling code to then use getsockopt with SO_ERROR to + // retrieve the error. + // See https://man7.org/linux/man-pages/man2/connect.2.html + if (sock.connecting) { + mask |= 4; + } else { + mask |= 16; + } } return mask; }, @@ -4253,12 +4684,14 @@ export function init(RuntimeName, PHPLoader) { } }, close(sock) { + // if we've spawned a listen server, close it if (sock.server) { try { sock.server.close(); } catch (e) {} sock.server = null; } + // close any peer connections var peers = Object.keys(sock.peers); for (var i = 0; i < peers.length; i++) { var peer = sock.peers[peers[i]]; @@ -4276,13 +4709,20 @@ export function init(RuntimeName, PHPLoader) { ) { throw new FS.ErrnoError(28); } + // already bound sock.saddr = addr; sock.sport = port; + // in order to emulate dgram sockets, we need to launch a listen server when + // binding on a connection-less socket + // note: this is only required on the server side if (sock.type === 2) { + // close the existing server if it exists if (sock.server) { sock.server.close(); sock.server = null; } + // swallow error operation not supported error that occurs when binding in the + // browser where this isn't supported try { sock.sock_ops.listen(sock, 0); } catch (e) { @@ -4295,6 +4735,10 @@ export function init(RuntimeName, PHPLoader) { if (sock.server) { throw new FS.ErrnoError(138); } + // TODO autobind + // if (!sock.addr && sock.type == 2) { + // } + // early out if we're already connected / in the middle of connecting if ( typeof sock.daddr != 'undefined' && typeof sock.dport != 'undefined' @@ -4312,6 +4756,8 @@ export function init(RuntimeName, PHPLoader) { } } } + // add the socket to our peer list and set our + // destination address / port to match var peer = SOCKFS.websocket_sock_ops.createPeer( sock, addr, @@ -4319,7 +4765,10 @@ export function init(RuntimeName, PHPLoader) { ); sock.daddr = peer.addr; sock.dport = peer.port; - throw new FS.ErrnoError(26); + // because we cannot synchronously block to wait for the WebSocket + // connection to complete, we return here pretending that the connection + // was a success. + sock.connecting = true; }, listen(sock, backlog) { if (!ENVIRONMENT_IS_NODE) { @@ -4328,6 +4777,7 @@ export function init(RuntimeName, PHPLoader) { if (sock.server) { throw new FS.ErrnoError(28); } + // already listening var WebSocketServer = require('ws').Server; var host = sock.saddr; if (Module['websocket']['serverDecorator']) { @@ -4335,10 +4785,12 @@ export function init(RuntimeName, PHPLoader) { Module['websocket']['serverDecorator'](WebSocketServer); } sock.server = new WebSocketServer({ - host: host, + host, port: sock.sport, }); - Module['websocket'].emit('listen', sock.stream.fd); + // TODO support backlog + SOCKFS.emit('listen', sock.stream.fd); + // Send Event with listen fd. sock.server.on('connection', function (ws) { if (sock.type === 1) { var newsock = SOCKFS.createSocket( @@ -4346,35 +4798,45 @@ export function init(RuntimeName, PHPLoader) { sock.type, sock.protocol ); + // create a peer on the new socket var peer = SOCKFS.websocket_sock_ops.createPeer( newsock, ws ); newsock.daddr = peer.addr; newsock.dport = peer.port; + // push to queue for accept to pick up sock.pending.push(newsock); - Module['websocket'].emit( - 'connection', - newsock.stream.fd - ); + SOCKFS.emit('connection', newsock.stream.fd); } else { + // create a peer on the listen socket so calling sendto + // with the listen socket and an address will resolve + // to the correct client SOCKFS.websocket_sock_ops.createPeer(sock, ws); - Module['websocket'].emit('connection', sock.stream.fd); + SOCKFS.emit('connection', sock.stream.fd); } }); sock.server.on('close', function () { - Module['websocket'].emit('close', sock.stream.fd); + SOCKFS.emit('close', sock.stream.fd); sock.server = null; }); sock.server.on('error', function (error) { + // Although the ws library may pass errors that may be more descriptive than + // ECONNREFUSED they are not necessarily the expected error code e.g. + // ENOTFOUND on getaddrinfo seems to be node.js specific, so using EHOSTUNREACH + // is still probably the most useful thing to do. This error shouldn't + // occur in a well written app as errors should get trapped in the compiled + // app's own getaddrinfo call. sock.error = 23; - Module['websocket'].emit('error', [ + // Used in getsockopt for SOL_SOCKET/SO_ERROR test. + SOCKFS.emit('error', [ sock.stream.fd, sock.error, 'EHOSTUNREACH: Host is unreachable', ]); }); }, + // don't throw accept(listensock) { if (!listensock.server || !listensock.pending.length) { throw new FS.ErrnoError(28); @@ -4392,28 +4854,36 @@ export function init(RuntimeName, PHPLoader) { addr = sock.daddr; port = sock.dport; } else { + // TODO saddr and sport will be set for bind()'d UDP sockets, but what + // should we be returning for TCP sockets that've been connect()'d? addr = sock.saddr || 0; port = sock.sport || 0; } return { - addr: addr, - port: port, + addr, + port, }; }, sendmsg(sock, buffer, offset, length, addr, port) { if (sock.type === 2) { + // connection-less sockets will honor the message address, + // and otherwise fall back to the bound destination address if (addr === undefined || port === undefined) { addr = sock.daddr; port = sock.dport; } + // if there was no address to fall back to, error out if (addr === undefined || port === undefined) { throw new FS.ErrnoError(17); } } else { + // connection-based sockets will only use the bound addr = sock.daddr; port = sock.dport; } + // find the peer for the destination address var dest = SOCKFS.websocket_sock_ops.getPeer(sock, addr, port); + // early out if not connected with a connection-based socket if (sock.type === 1) { if ( !dest || @@ -4421,20 +4891,22 @@ export function init(RuntimeName, PHPLoader) { dest.socket.readyState === dest.socket.CLOSED ) { throw new FS.ErrnoError(53); - } else if ( - dest.socket.readyState === dest.socket.CONNECTING - ) { - throw new FS.ErrnoError(6); } } + // create a copy of the incoming data to send, as the WebSocket API + // doesn't work entirely with an ArrayBufferView, it'll just send + // the entire underlying buffer if (ArrayBuffer.isView(buffer)) { offset += buffer.byteOffset; buffer = buffer.buffer; } - var data; - data = buffer.slice(offset, offset + length); - if (sock.type === 2) { - if (!dest || dest.socket.readyState !== dest.socket.OPEN) { + var data = buffer.slice(offset, offset + length); + // if we don't have a cached connectionless UDP datagram connection, or + // the TCP socket is still connecting, queue the message to be sent upon + // connect, and lie, saying the data was sent now. + if (!dest || dest.socket.readyState !== dest.socket.OPEN) { + // if we're not connected, open a new connection + if (sock.type === 2) { if ( !dest || dest.socket.readyState === dest.socket.CLOSING || @@ -4446,11 +4918,12 @@ export function init(RuntimeName, PHPLoader) { port ); } - dest.dgram_send_queue.push(data); - return length; } + dest.msg_send_queue.push(data); + return length; } try { + // send the actual data dest.socket.send(data); return length; } catch (e) { @@ -4458,7 +4931,9 @@ export function init(RuntimeName, PHPLoader) { } }, recvmsg(sock, length, flags) { + // http://pubs.opengroup.org/onlinepubs/7908799/xns/recvmsg.html if (sock.type === 1 && sock.server) { + // tcp servers should not be recv()'ing on the listen socket throw new FS.ErrnoError(53); } var queued = sock.recv_queue.shift(); @@ -4470,18 +4945,23 @@ export function init(RuntimeName, PHPLoader) { sock.dport ); if (!dest) { + // if we have a destination address but are not connected, error out throw new FS.ErrnoError(53); } if ( dest.socket.readyState === dest.socket.CLOSING || dest.socket.readyState === dest.socket.CLOSED ) { + // return null if the socket has closed return null; } + // else, our socket is in a valid state but truly has nothing available throw new FS.ErrnoError(6); } throw new FS.ErrnoError(6); } + // queued.data will be an ArrayBuffer if it's unadulterated, but if it's + // requeued TCP data it'll be an ArrayBufferView var queuedLength = queued.data.byteLength || queued.data.length; var queuedOffset = queued.data.byteOffset || 0; var queuedBuffer = queued.data.buffer || queued.data; @@ -4495,6 +4975,7 @@ export function init(RuntimeName, PHPLoader) { addr: queued.addr, port: queued.port, }; + // push back any unread data for TCP connections if (flags & 2) { bytesRead = 0; } @@ -4542,12 +5023,15 @@ export function init(RuntimeName, PHPLoader) { if (str === '::') { return [0, 0, 0, 0, 0, 0, 0, 0]; } + // Z placeholder to keep track of zeros when splitting the string on ":" if (str.startsWith('::')) { str = str.replace('::', 'Z:'); - } else { + } // leading zeros case + else { str = str.replace('::', ':Z:'); } if (str.indexOf('.') > 0) { + // parse IPv4 embedded stress str = str.replace(new RegExp('[.]', 'g'), ':'); words = str.split(':'); words[words.length - 4] = @@ -4565,14 +5049,17 @@ export function init(RuntimeName, PHPLoader) { for (w = 0; w < words.length; w++) { if (typeof words[w] == 'string') { if (words[w] === 'Z') { + // compressed zeros - write appropriate number of zero words for (z = 0; z < 8 - words.length + 1; z++) { parts[w + z] = 0; } offset = z - 1; } else { + // parse hex to field to 16-bit value and write it in network byte-order parts[w + offset] = _htons(parseInt(words[w], 16)); } } else { + // parsed IPv4 words parts[w + offset] = words[w]; } } @@ -4630,6 +5117,7 @@ export function init(RuntimeName, PHPLoader) { names: {}, }, lookup_name(name) { + // If the name is already a valid ipv4 / ipv6 address, don't generate a fake one. var res = inetPton4(name); if (res !== null) { return name; @@ -4638,6 +5126,7 @@ export function init(RuntimeName, PHPLoader) { if (res !== null) { return name; } + // See if this name is already mapped. var addr; if (DNS.address_map.addrs[name]) { addr = DNS.address_map.addrs[name]; @@ -4688,6 +5177,20 @@ export function init(RuntimeName, PHPLoader) { ((addr >> 24) & 255); var inetNtop6 = (ints) => { + // ref: http://www.ietf.org/rfc/rfc2373.txt - section 2.5.4 + // Format for IPv4 compatible and mapped 128-bit IPv6 Addresses + // 128-bits are split into eight 16-bit words + // stored in network byte order (big-endian) + // | 80 bits | 16 | 32 bits | + // +-----------------------------------------------------------------+ + // | 10 bytes | 2 | 4 bytes | + // +--------------------------------------+--------------------------+ + // + 5 words | 1 | 2 words | + // +--------------------------------------+--------------------------+ + // |0000..............................0000|0000| IPv4 ADDRESS | (compatible) + // +--------------------------------------+----+---------------------+ + // |0000..............................0000|FFFF| IPv4 ADDRESS | (mapped) + // +--------------------------------------+----+---------------------+ var str = ''; var word = 0; var longest = 0; @@ -4705,8 +5208,10 @@ export function init(RuntimeName, PHPLoader) { ints[3] & 65535, ints[3] >> 16, ]; + // Handle IPv4-compatible, IPv4-mapped, loopback and any/unspecified addresses var hasipv4 = true; var v4part = ''; + // check if the 10 high-order bytes are all zeros (first 5 words) for (i = 0; i < 5; i++) { if (parts[i] !== 0) { hasipv4 = false; @@ -4714,20 +5219,28 @@ export function init(RuntimeName, PHPLoader) { } } if (hasipv4) { + // low-order 32-bits store an IPv4 address (bytes 13 to 16) (last 2 words) v4part = inetNtop4(parts[6] | (parts[7] << 16)); + // IPv4-mapped IPv6 address if 16-bit value (bytes 11 and 12) == 0xFFFF (6th word) if (parts[5] === -1) { str = '::ffff:'; str += v4part; return str; } + // IPv4-compatible IPv6 address if 16-bit value (bytes 11 and 12) == 0x0000 (6th word) if (parts[5] === 0) { str = '::'; + //special case IPv6 addresses if (v4part === '0.0.0.0') v4part = ''; + // any/unspecified address if (v4part === '0.0.0.1') v4part = '1'; + // loopback address str += v4part; return str; } } + // Handle all other IPv6 addresses + // first run to find the longest contiguous zero words for (word = 0; word < 8; word++) { if (parts[word] === 0) { if (word - lastzero > 1) { @@ -4743,6 +5256,7 @@ export function init(RuntimeName, PHPLoader) { } for (word = 0; word < 8; word++) { if (longest > 1) { + // compress contiguous zeros - to produce "::" if ( parts[word] === 0 && word >= zstart && @@ -4752,9 +5266,11 @@ export function init(RuntimeName, PHPLoader) { str += ':'; if (zstart === 0) str += ':'; } + //leading zeros case continue; } } + // converts 16-bit words from big-endian to little-endian before converting to hex string str += Number(_ntohs(parts[word] & 65535)).toString(16); str += word < 7 ? ':' : ''; } @@ -4762,6 +5278,7 @@ export function init(RuntimeName, PHPLoader) { }; var readSockaddr = (sa, salen) => { + // family / port offsets are common to both sockaddr_in and sockaddr_in6 var family = HEAP16[sa >> 1]; var port = _ntohs(HEAPU16[(sa + 2) >> 1]); var addr; @@ -4797,18 +5314,13 @@ export function init(RuntimeName, PHPLoader) { }; } return { - family: family, - addr: addr, - port: port, + family, + addr, + port, }; }; - /** @param {boolean=} allowNull */ var getSocketAddress = ( - addrp, - addrlen, - allowNull - ) => { - if (allowNull && addrp === 0) return null; + var getSocketAddress = (addrp, addrlen) => { var info = readSockaddr(addrp, addrlen); if (info.errno) throw new FS.ErrnoError(info.errno); info.addr = DNS.lookup_addr(info.addr) || info.addr; @@ -4833,6 +5345,7 @@ export function init(RuntimeName, PHPLoader) { if (PATH.isAbs(path)) { return path; } + // relative path var dir; if (dirfd === -100) { dir = FS.cwd(); @@ -4846,7 +5359,7 @@ export function init(RuntimeName, PHPLoader) { } return dir; } - return PATH.join2(dir, path); + return dir + '/' + path; }, doStat(func, path, buf) { var stat = func(path); @@ -4889,7 +5402,7 @@ export function init(RuntimeName, PHPLoader) { ]), (HEAP32[(buf + 40) >> 2] = tempI64[0]), (HEAP32[(buf + 44) >> 2] = tempI64[1]); - HEAPU32[(buf + 48) >> 2] = (atime % 1e3) * 1e3; + HEAPU32[(buf + 48) >> 2] = (atime % 1e3) * 1e3 * 1e3; (tempI64 = [ Math.floor(mtime / 1e3) >>> 0, ((tempDouble = Math.floor(mtime / 1e3)), @@ -4904,7 +5417,7 @@ export function init(RuntimeName, PHPLoader) { ]), (HEAP32[(buf + 56) >> 2] = tempI64[0]), (HEAP32[(buf + 60) >> 2] = tempI64[1]); - HEAPU32[(buf + 64) >> 2] = (mtime % 1e3) * 1e3; + HEAPU32[(buf + 64) >> 2] = (mtime % 1e3) * 1e3 * 1e3; (tempI64 = [ Math.floor(ctime / 1e3) >>> 0, ((tempDouble = Math.floor(ctime / 1e3)), @@ -4919,7 +5432,7 @@ export function init(RuntimeName, PHPLoader) { ]), (HEAP32[(buf + 72) >> 2] = tempI64[0]), (HEAP32[(buf + 76) >> 2] = tempI64[1]); - HEAPU32[(buf + 80) >> 2] = (ctime % 1e3) * 1e3; + HEAPU32[(buf + 80) >> 2] = (ctime % 1e3) * 1e3 * 1e3; (tempI64 = [ stat.ino >>> 0, ((tempDouble = stat.ino), @@ -4941,6 +5454,7 @@ export function init(RuntimeName, PHPLoader) { throw new FS.ErrnoError(43); } if (flags & 2) { + // MAP_PRIVATE calls need not to be synced back to underlying fs return 0; } var buffer = HEAPU8.slice(addr, addr + len); @@ -5005,6 +5519,8 @@ export function init(RuntimeName, PHPLoader) { try { var old = SYSCALLS.getStreamFromFD(fd); if (old.fd === newfd) return -28; + // Check newfd is within range of valid open file descriptors. + if (newfd < 0 || newfd >= FS.MAX_OPEN_FDS) return -8; var existing = FS.getStream(newfd); if (existing) FS.close(existing); return FS.dupStream(old, newfd).fd; @@ -5019,6 +5535,7 @@ export function init(RuntimeName, PHPLoader) { path = SYSCALLS.getStr(path); path = SYSCALLS.calculateAt(dirfd, path); if (amode & ~7) { + // need a valid mode return -28; } var lookup = FS.lookupPath(path, { @@ -5108,11 +5625,12 @@ export function init(RuntimeName, PHPLoader) { } } - /** @suppress {duplicate } */ function syscallGetVarargI() { + /** @suppress {duplicate } */ var syscallGetVarargI = () => { + // the `+` prepended here is necessary to convince the JSCompiler that varargs is indeed a number. var ret = HEAP32[+SYSCALLS.varargs >> 2]; SYSCALLS.varargs += 4; return ret; - } + }; var syscallGetVarargP = syscallGetVarargI; @@ -5138,6 +5656,7 @@ export function init(RuntimeName, PHPLoader) { case 2: return 0; + // FD_CLOEXEC makes no sense for a single process. case 3: return stream.flags; @@ -5150,6 +5669,7 @@ export function init(RuntimeName, PHPLoader) { case 12: { var arg = syscallGetVarargP(); var offset = 0; + // We're always unlocked. HEAP16[(arg + offset) >> 1] = 2; return 0; } @@ -5158,6 +5678,7 @@ export function init(RuntimeName, PHPLoader) { case 14: return 0; } + // Pretend that the locking is successful. return -28; } catch (e) { if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; @@ -5170,6 +5691,7 @@ export function init(RuntimeName, PHPLoader) { var stream = SYSCALLS.getStreamFromFD(fd); return 0; } catch (e) { + // we can't do anything synchronously; the in-memory FS is already synced to if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; return -e.errno; } @@ -5223,31 +5745,48 @@ export function init(RuntimeName, PHPLoader) { var struct_size = 280; var pos = 0; var off = FS.llseek(stream, 0, 1); - var idx = Math.floor(off / struct_size); - while (idx < stream.getdents.length && pos + struct_size <= count) { + var startIdx = Math.floor(off / struct_size); + var endIdx = Math.min( + stream.getdents.length, + startIdx + Math.floor(count / struct_size) + ); + for (var idx = startIdx; idx < endIdx; idx++) { var id; var type; var name = stream.getdents[idx]; if (name === '.') { id = stream.node.id; type = 4; - } else if (name === '..') { + } // DT_DIR + else if (name === '..') { var lookup = FS.lookupPath(stream.path, { parent: true, }); id = lookup.node.id; type = 4; - } else { - var child = FS.lookupNode(stream.node, name); + } // DT_DIR + else { + var child; + try { + child = FS.lookupNode(stream.node, name); + } catch (e) { + // If the entry is not a directory, file, or symlink, nodefs + // lookupNode will raise EINVAL. Skip these and continue. + if (e?.errno === 28) { + continue; + } + throw e; + } id = child.id; type = FS.isChrdev(child.mode) - ? 2 + ? 2 // DT_CHR, character device. : FS.isDir(child.mode) - ? 4 + ? 4 // DT_DIR, directory. : FS.isLink(child.mode) - ? 10 + ? 10 // DT_LNK, symbolic link. : 8; } + // DT_REG, regular file. (tempI64 = [ id >>> 0, ((tempDouble = id), @@ -5280,7 +5819,6 @@ export function init(RuntimeName, PHPLoader) { HEAP8[dirp + pos + 18] = type; stringToUTF8(name, dirp + pos + 19, 256); pos += struct_size; - idx += 1; } FS.llseek(stream, idx * struct_size, 0); return pos; @@ -5296,6 +5834,7 @@ export function init(RuntimeName, PHPLoader) { if (!sock.daddr) { return -53; } + // The socket is not connected. var errno = writeSockaddr( addr, sock.family, @@ -5313,6 +5852,7 @@ export function init(RuntimeName, PHPLoader) { function ___syscall_getsockname(fd, addr, addrlen, d1, d2, d3) { try { var sock = getSocketFromFD(fd); + // TODO: sock.saddr should never be undefined, see TODO in websocket_sock_ops.getname var errno = writeSockaddr( addr, sock.family, @@ -5330,16 +5870,20 @@ export function init(RuntimeName, PHPLoader) { function ___syscall_getsockopt(fd, level, optname, optval, optlen, d1) { try { var sock = getSocketFromFD(fd); + // Minimal getsockopt aimed at resolving https://github.com/emscripten-core/emscripten/issues/2211 + // so only supports SOL_SOCKET with SO_ERROR. if (level === 1) { if (optname === 4) { HEAP32[optval >> 2] = sock.error; HEAP32[optlen >> 2] = 4; sock.error = null; + // Clear the error (The SO_ERROR option obtains and then clears this field). return 0; } } return -50; } catch (e) { + // The option is unknown at the level indicated. if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; return -e.errno; } @@ -5379,6 +5923,7 @@ export function init(RuntimeName, PHPLoader) { return 0; } + // no-op, not actually adjusting terminal settings case 21506: case 21507: case 21508: { @@ -5394,16 +5939,17 @@ export function init(RuntimeName, PHPLoader) { c_cc.push(HEAP8[argp + i + 17]); } return stream.tty.ops.ioctl_tcsets(stream.tty, op, { - c_iflag: c_iflag, - c_oflag: c_oflag, - c_cflag: c_cflag, - c_lflag: c_lflag, - c_cc: c_cc, + c_iflag, + c_oflag, + c_cflag, + c_lflag, + c_cc, }); } return 0; } + // no-op, not actually adjusting terminal settings case 21519: { if (!stream.tty) return -59; var argp = syscallGetVarargP(); @@ -5416,12 +5962,15 @@ export function init(RuntimeName, PHPLoader) { return -28; } + // not supported case 21531: { var argp = syscallGetVarargP(); return FS.ioctl(stream, op, argp); } case 21523: { + // TODO: in theory we should write to the winsize struct that gets + // passed in, but for now musl doesn't read anything on it if (!stream.tty) return -59; if (stream.tty.ops.ioctl_tiocgwinsz) { var winsize = stream.tty.ops.ioctl_tiocgwinsz( @@ -5435,6 +5984,9 @@ export function init(RuntimeName, PHPLoader) { } case 21524: { + // TODO: technically, this ioctl call should change the window size. + // but, since emscripten doesn't have any concept of a terminal window + // yet, we'll just silently throw it away as we do TIOCGWINSZ if (!stream.tty) return -59; return 0; } @@ -5448,6 +6000,7 @@ export function init(RuntimeName, PHPLoader) { return -28; } } catch (e) { + // not supported if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; return -e.errno; } @@ -5478,9 +6031,6 @@ export function init(RuntimeName, PHPLoader) { try { path = SYSCALLS.getStr(path); path = SYSCALLS.calculateAt(dirfd, path); - path = PATH.normalize(path); - if (path[path.length - 1] === '/') - path = path.substr(0, path.length - 1); FS.mkdir(path, mode, 0); return 0; } catch (e) { @@ -5519,11 +6069,15 @@ export function init(RuntimeName, PHPLoader) { var PIPEFS = { BUCKET_BUFFER_SIZE: 8192, mount(mount) { - return FS.createNode(null, '/', 16384 | 511, /* 0777 */ 0); + // Do not pollute the real root directory or its child nodes with pipes + // Looks like it is OK to create another pseudo-root node not linked to the FS.root hierarchy this way + return FS.createNode(null, '/', 16384 | 511, 0); }, createPipe() { var pipe = { buckets: [], + // refcnt 2 because pipe has a read end and a write end. We need to be + // able to read from the read end after write end is closed. refcnt: 2, }; pipe.buckets.push({ @@ -5592,6 +6146,7 @@ export function init(RuntimeName, PHPLoader) { return 0; } if (currentLength == 0) { + // Behave as if the read end is always non-blocking throw new FS.ErrnoError(6); } var toRead = Math.min(currentLength, length); @@ -5625,6 +6180,8 @@ export function init(RuntimeName, PHPLoader) { } } if (toRemove && toRemove == pipe.buckets.length) { + // Do not generate excessive garbage in use cases such as + // write several bytes, read everything, write several bytes, read everything... toRemove--; pipe.buckets[toRemove].offset = 0; pipe.buckets[toRemove].roffset = 0; @@ -5763,6 +6320,8 @@ export function init(RuntimeName, PHPLoader) { var len = Math.min(bufsize, lengthBytesUTF8(ret)); var endChar = HEAP8[buf + len]; stringToUTF8(ret, buf, bufsize + 1); + // readlink is one of the rare functions that write out a C string, but does never append a null to the output buffer(!) + // stringToUTF8() always appends a null byte, so restore the character under the null byte after the write. HEAP8[buf + len] = endChar; return len; } catch (e) { @@ -5780,6 +6339,7 @@ export function init(RuntimeName, PHPLoader) { typeof flags !== 'undefined' ? flags : 0 ); if (!msg) return 0; + // socket is closed if (addr) { var errno = writeSockaddr( addr, @@ -5825,10 +6385,12 @@ export function init(RuntimeName, PHPLoader) { function ___syscall_sendto(fd, message, length, flags, addr, addr_len) { try { var sock = getSocketFromFD(fd); - var dest = getSocketAddress(addr, addr_len, true); - if (!dest) { + if (!addr) { + // send, no address provided return FS.write(sock.stream, HEAP8, message, length); } + var dest = getSocketAddress(addr, addr_len); + // sendto an address return sock.sock_ops.sendmsg( sock, HEAP8, @@ -5865,17 +6427,18 @@ export function init(RuntimeName, PHPLoader) { function ___syscall_statfs64(path, size, buf) { try { - path = SYSCALLS.getStr(path); - HEAP32[(buf + 4) >> 2] = 4096; - HEAP32[(buf + 40) >> 2] = 4096; - HEAP32[(buf + 8) >> 2] = 1e6; - HEAP32[(buf + 12) >> 2] = 5e5; - HEAP32[(buf + 16) >> 2] = 5e5; - HEAP32[(buf + 20) >> 2] = FS.nextInode; - HEAP32[(buf + 24) >> 2] = 1e6; - HEAP32[(buf + 28) >> 2] = 42; - HEAP32[(buf + 44) >> 2] = 2; - HEAP32[(buf + 36) >> 2] = 255; + var stats = FS.statfs(SYSCALLS.getStr(path)); + HEAP32[(buf + 4) >> 2] = stats.bsize; + HEAP32[(buf + 40) >> 2] = stats.bsize; + HEAP32[(buf + 8) >> 2] = stats.blocks; + HEAP32[(buf + 12) >> 2] = stats.bfree; + HEAP32[(buf + 16) >> 2] = stats.bavail; + HEAP32[(buf + 20) >> 2] = stats.files; + HEAP32[(buf + 24) >> 2] = stats.ffree; + HEAP32[(buf + 28) >> 2] = stats.fsid; + HEAP32[(buf + 44) >> 2] = stats.flags; + // ST_NOSUID + HEAP32[(buf + 36) >> 2] = stats.namelen; return 0; } catch (e) { if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; @@ -5883,10 +6446,11 @@ export function init(RuntimeName, PHPLoader) { } } - function ___syscall_symlink(target, linkpath) { + function ___syscall_symlinkat(target, dirfd, linkpath) { try { target = SYSCALLS.getStr(target); linkpath = SYSCALLS.getStr(linkpath); + linkpath = SYSCALLS.calculateAt(dirfd, linkpath); FS.symlink(target, linkpath); return 0; } catch (e) { @@ -5920,19 +6484,38 @@ export function init(RuntimeName, PHPLoader) { try { path = SYSCALLS.getStr(path); path = SYSCALLS.calculateAt(dirfd, path, true); + var now = Date.now(), + atime, + mtime; if (!times) { - var atime = Date.now(); - var mtime = atime; + atime = now; + mtime = now; } else { var seconds = readI53FromI64(times); var nanoseconds = HEAP32[(times + 8) >> 2]; - atime = seconds * 1e3 + nanoseconds / (1e3 * 1e3); + if (nanoseconds == 1073741823) { + atime = now; + } else if (nanoseconds == 1073741822) { + atime = null; + } else { + atime = seconds * 1e3 + nanoseconds / (1e3 * 1e3); + } times += 16; seconds = readI53FromI64(times); nanoseconds = HEAP32[(times + 8) >> 2]; - mtime = seconds * 1e3 + nanoseconds / (1e3 * 1e3); + if (nanoseconds == 1073741823) { + mtime = now; + } else if (nanoseconds == 1073741822) { + mtime = null; + } else { + mtime = seconds * 1e3 + nanoseconds / (1e3 * 1e3); + } + } + // null here means UTIME_OMIT was passed. If both were set to UTIME_OMIT then + // we can skip the call completely. + if ((mtime ?? atime) !== null) { + FS.utime(path, atime, mtime); } - FS.utime(path, atime, mtime); return 0; } catch (e) { if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; @@ -5940,15 +6523,10 @@ export function init(RuntimeName, PHPLoader) { } } - var __abort_js = () => { - abort(''); - }; - - var nowIsMonotonic = 1; - - var __emscripten_get_now_is_monotonic = () => nowIsMonotonic; + var __abort_js = () => abort(''); var __emscripten_lookup_name = (name) => { + // uint32_t _emscripten_lookup_name(const char *name); var nameString = UTF8ToString(name); return inetPton4(DNS.lookup_name(nameString)); }; @@ -5956,6 +6534,8 @@ export function init(RuntimeName, PHPLoader) { var __emscripten_memcpy_js = (dest, src, num) => HEAPU8.copyWithin(dest, src, src + num); + var runtimeKeepaliveCounter = 0; + var __emscripten_runtime_keepalive_clear = () => { noExitRuntime = false; runtimeKeepaliveCounter = 0; @@ -5993,6 +6573,7 @@ export function init(RuntimeName, PHPLoader) { ? MONTH_DAYS_LEAP_CUMULATIVE : MONTH_DAYS_REGULAR_CUMULATIVE; var yday = monthDaysCumulative[date.getMonth()] + date.getDate() - 1; + // -1 since it's days since Jan 1 return yday; }; @@ -6009,6 +6590,7 @@ export function init(RuntimeName, PHPLoader) { var yday = ydayFromDate(date) | 0; HEAP32[(tmPtr + 28) >> 2] = yday; HEAP32[(tmPtr + 36) >> 2] = -(date.getTimezoneOffset() * 60); + // Attention: DST is in December in South, and some regions don't have DST at all. var start = new Date(date.getFullYear(), 0, 1); var summerOffset = new Date( date.getFullYear(), @@ -6037,6 +6619,9 @@ export function init(RuntimeName, PHPLoader) { HEAP32[tmPtr >> 2], 0 ); + // There's an ambiguous hour when the time goes back; the tm_isdst field is + // used to disambiguate it. Date() basically guesses, so we fix it up if it + // guessed wrong, or fill in tm_isdst with the guess if it's -1. var dst = HEAP32[(tmPtr + 32) >> 2]; var guessedOffset = date.getTimezoneOffset(); var start = new Date(date.getFullYear(), 0, 1); @@ -6047,13 +6632,16 @@ export function init(RuntimeName, PHPLoader) { ).getTimezoneOffset(); var winterOffset = start.getTimezoneOffset(); var dstOffset = Math.min(winterOffset, summerOffset); + // DST is in December in South if (dst < 0) { + // Attention: some regions don't have DST at all. HEAP32[(tmPtr + 32) >> 2] = Number( summerOffset != winterOffset && dstOffset == guessedOffset ); } else if (dst > 0 != (dstOffset == guessedOffset)) { var nonDstOffset = Math.max(winterOffset, summerOffset); var trueOffset = dst > 0 ? dstOffset : nonDstOffset; + // Don't try setMinutes(date.getMinutes() + ...) -- it's messed up. date.setTime( date.getTime() + (trueOffset - guessedOffset) * 6e4 ); @@ -6061,6 +6649,7 @@ export function init(RuntimeName, PHPLoader) { HEAP32[(tmPtr + 24) >> 2] = date.getDay(); var yday = ydayFromDate(date) | 0; HEAP32[(tmPtr + 28) >> 2] = yday; + // To match expected behavior, update fields from date HEAP32[tmPtr >> 2] = date.getSeconds(); HEAP32[(tmPtr + 4) >> 2] = date.getMinutes(); HEAP32[(tmPtr + 8) >> 2] = date.getHours(); @@ -6071,6 +6660,7 @@ export function init(RuntimeName, PHPLoader) { if (isNaN(timeMs)) { return -1; } + // Return time in microseconds return timeMs / 1e3; })(); return ( @@ -6130,14 +6720,17 @@ export function init(RuntimeName, PHPLoader) { var timers = {}; var handleException = (e) => { + // Certain exception types we do not treat as errors since they are used for + // internal control flow. + // 1. ExitStatus, which is thrown by exit() + // 2. "unwind", which is thrown by emscripten_unwind_to_js_event_loop() and others + // that wish to return to JS event loop. if (e instanceof ExitStatus || e == 'unwind') { return EXITSTATUS; } quit_(1, e); }; - var runtimeKeepaliveCounter = 0; - var keepRuntimeAlive = () => noExitRuntime || runtimeKeepaliveCounter > 0; var _proc_exit = (code) => { @@ -6149,16 +6742,14 @@ export function init(RuntimeName, PHPLoader) { quit_(code, new ExitStatus(code)); }; - /** @param {boolean|number=} implicit */ var exitJS = ( - status, - implicit - ) => { - EXITSTATUS = status; - if (!keepRuntimeAlive()) { - exitRuntime(); - } - _proc_exit(status); - }; + /** @suppress {duplicate } */ /** @param {boolean|number=} implicit */ var exitJS = + (status, implicit) => { + EXITSTATUS = status; + if (!keepRuntimeAlive()) { + exitRuntime(); + } + _proc_exit(status); + }; var _exit = exitJS; @@ -6189,15 +6780,16 @@ export function init(RuntimeName, PHPLoader) { } }; - var _emscripten_get_now; - - _emscripten_get_now = () => performance.now(); + var _emscripten_get_now = () => performance.now(); var __setitimer_js = (which, timeout_ms) => { + // First, clear any existing timer. if (timers[which]) { clearTimeout(timers[which].id); delete timers[which]; } + // A timeout of zero simply cancels the current timeout so we have nothing + // more to do. if (!timeout_ms) return 0; var id = setTimeout(() => { delete timers[which]; @@ -6206,31 +6798,46 @@ export function init(RuntimeName, PHPLoader) { ); }, timeout_ms); timers[which] = { - id: id, - timeout_ms: timeout_ms, + id, + timeout_ms, }; return 0; }; var __tzset_js = (timezone, daylight, std_name, dst_name) => { + // TODO: Use (malleable) environment variables instead of system settings. var currentYear = new Date().getFullYear(); var winter = new Date(currentYear, 0, 1); var summer = new Date(currentYear, 6, 1); var winterOffset = winter.getTimezoneOffset(); var summerOffset = summer.getTimezoneOffset(); + // Local standard timezone offset. Local standard time is not adjusted for + // daylight savings. This code uses the fact that getTimezoneOffset returns + // a greater value during Standard Time versus Daylight Saving Time (DST). + // Thus it determines the expected output during Standard Time, and it + // compares whether the output of the given date the same (Standard) or less + // (DST). var stdTimezoneOffset = Math.max(winterOffset, summerOffset); + // timezone is specified as seconds west of UTC ("The external variable + // `timezone` shall be set to the difference, in seconds, between + // Coordinated Universal Time (UTC) and local standard time."), the same + // as returned by stdTimezoneOffset. + // See http://pubs.opengroup.org/onlinepubs/009695399/functions/tzset.html HEAPU32[timezone >> 2] = stdTimezoneOffset * 60; HEAP32[daylight >> 2] = Number(winterOffset != summerOffset); - var extractZone = (date) => - date - .toLocaleTimeString(undefined, { - hour12: false, - timeZoneName: 'short', - }) - .split(' ')[1]; - var winterName = extractZone(winter); - var summerName = extractZone(summer); + var extractZone = (timezoneOffset) => { + // Why inverse sign? + // Read here https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Date/getTimezoneOffset + var sign = timezoneOffset >= 0 ? '-' : '+'; + var absOffset = Math.abs(timezoneOffset); + var hours = String(Math.floor(absOffset / 60)).padStart(2, '0'); + var minutes = String(absOffset % 60).padStart(2, '0'); + return `UTC${sign}${hours}${minutes}`; + }; + var winterName = extractZone(winterOffset); + var summerName = extractZone(summerOffset); if (summerOffset < winterOffset) { + // Northern hemisphere stringToUTF8(winterName, std_name, 17); stringToUTF8(summerName, dst_name, 17); } else { @@ -6241,38 +6848,115 @@ export function init(RuntimeName, PHPLoader) { var _emscripten_date_now = () => Date.now(); - var getHeapMax = () => 2147483648; + var nowIsMonotonic = 1; + + var checkWasiClock = (clock_id) => clock_id >= 0 && clock_id <= 3; + + function _clock_time_get( + clk_id, + ignored_precision_low, + ignored_precision_high, + ptime + ) { + var ignored_precision = convertI32PairToI53Checked( + ignored_precision_low, + ignored_precision_high + ); + if (!checkWasiClock(clk_id)) { + return 28; + } + var now; + // all wasi clocks but realtime are monotonic + if (clk_id === 0) { + now = _emscripten_date_now(); + } else if (nowIsMonotonic) { + now = _emscripten_get_now(); + } else { + return 52; + } + // "now" is in ms, and wasi times are in ns. + var nsec = Math.round(now * 1e3 * 1e3); + (tempI64 = [ + nsec >>> 0, + ((tempDouble = nsec), + +Math.abs(tempDouble) >= 1 + ? tempDouble > 0 + ? +Math.floor(tempDouble / 4294967296) >>> 0 + : ~~+Math.ceil( + (tempDouble - +(~~tempDouble >>> 0)) / 4294967296 + ) >>> 0 + : 0), + ]), + (HEAP32[ptime >> 2] = tempI64[0]), + (HEAP32[(ptime + 4) >> 2] = tempI64[1]); + return 0; + } + + var getHeapMax = () => + // Stay one Wasm page short of 4GB: while e.g. Chrome is able to allocate + // full 4GB Wasm memories, the size will wrap back to 0 bytes in Wasm side + // for any code that deals with heap sizes, which would require special + // casing all heap size related code to treat 0 specially. + 2147483648; var _emscripten_get_heap_max = () => getHeapMax(); var growMemory = (size) => { var b = wasmMemory.buffer; - var pages = (size - b.byteLength + 65535) / 65536; + var pages = ((size - b.byteLength + 65535) / 65536) | 0; try { + // round size grow request up to wasm page size (fixed 64KB per spec) wasmMemory.grow(pages); + // .grow() takes a delta compared to the previous size updateMemoryViews(); return 1; } /*success*/ catch (e) {} }; + // implicit 0 return to save code size (caller will cast "undefined" into 0 + // anyhow) var _emscripten_resize_heap = (requestedSize) => { var oldSize = HEAPU8.length; + // With CAN_ADDRESS_2GB or MEMORY64, pointers are already unsigned. requestedSize >>>= 0; + // With multithreaded builds, races can happen (another thread might increase the size + // in between), so return a failure, and let the caller retry. + // Memory resize rules: + // 1. Always increase heap size to at least the requested size, rounded up + // to next page multiple. + // 2a. If MEMORY_GROWTH_LINEAR_STEP == -1, excessively resize the heap + // geometrically: increase the heap size according to + // MEMORY_GROWTH_GEOMETRIC_STEP factor (default +20%), At most + // overreserve by MEMORY_GROWTH_GEOMETRIC_CAP bytes (default 96MB). + // 2b. If MEMORY_GROWTH_LINEAR_STEP != -1, excessively resize the heap + // linearly: increase the heap size by at least + // MEMORY_GROWTH_LINEAR_STEP bytes. + // 3. Max size for the heap is capped at 2048MB-WASM_PAGE_SIZE, or by + // MAXIMUM_MEMORY, or by ASAN limit, depending on which is smallest + // 4. If we were unable to allocate as much memory, it may be due to + // over-eager decision to excessively reserve due to (3) above. + // Hence if an allocation fails, cut down on the amount of excess + // growth, in an attempt to succeed to perform a smaller allocation. + // A limit is set for how much we can grow. We should not exceed that + // (the wasm binary specifies it, so if we tried, we'd fail anyhow). var maxHeapSize = getHeapMax(); if (requestedSize > maxHeapSize) { return false; } - var alignUp = (x, multiple) => - x + ((multiple - (x % multiple)) % multiple); + // Loop through potential heap size increases. If we attempt a too eager + // reservation that fails, cut down on the attempted size and reserve a + // smaller bump instead. (max 3 times, chosen somewhat arbitrarily) for (var cutDown = 1; cutDown <= 4; cutDown *= 2) { var overGrownHeapSize = oldSize * (1 + 0.2 / cutDown); + // ensure geometric growth + // but limit overreserving (default to capping at +96MB overgrowth at most) overGrownHeapSize = Math.min( overGrownHeapSize, requestedSize + 100663296 ); var newSize = Math.min( maxHeapSize, - alignUp(Math.max(requestedSize, overGrownHeapSize), 65536) + alignMemory(Math.max(requestedSize, overGrownHeapSize), 65536) ); var replacement = growMemory(newSize); if (replacement) { @@ -6311,6 +6995,8 @@ export function init(RuntimeName, PHPLoader) { var getEnvStrings = () => { if (!getEnvStrings.strings) { + // Default values. + // Browser language detection #8751 var lang = ( (typeof navigator == 'object' && @@ -6327,7 +7013,11 @@ export function init(RuntimeName, PHPLoader) { LANG: lang, _: getExecutableName(), }; + // Apply the user-provided values, if any. for (var x in ENV) { + // x is a key in ENV; if ENV[x] is undefined, that means it was + // explicitly set to be so. We allow user code to do that to + // force variables with default values to remain unset. if (ENV[x] === undefined) delete env[x]; else env[x] = ENV[x]; } @@ -6344,6 +7034,7 @@ export function init(RuntimeName, PHPLoader) { for (var i = 0; i < str.length; ++i) { HEAP8[buffer++] = str.charCodeAt(i); } + // Null-terminate the string HEAP8[buffer] = 0; }; @@ -6385,6 +7076,8 @@ export function init(RuntimeName, PHPLoader) { var flags = 0; { var stream = SYSCALLS.getStreamFromFD(fd); + // All character devices are terminals (other things a Linux system would + // assume is a character device, like the mouse, we have special APIs for). var type = stream.tty ? 2 : FS.isDir(stream.mode) @@ -6445,6 +7138,7 @@ export function init(RuntimeName, PHPLoader) { if (curr < 0) return -1; ret += curr; if (curr < len) break; + // nothing more to read if (typeof offset != 'undefined') { offset += curr; } @@ -6486,6 +7180,7 @@ export function init(RuntimeName, PHPLoader) { (HEAP32[(newOffset + 4) >> 2] = tempI64[1]); if (stream.getdents && offset === 0 && whence === 0) stream.getdents = null; + // reset readdir state return 0; } catch (e) { if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; @@ -6499,6 +7194,7 @@ export function init(RuntimeName, PHPLoader) { return Asyncify.handleSleep((wakeUp) => { var mount = stream.node.mount; if (!mount.type.syncfs) { + // We write directly to the file system, so there's nothing to do here. wakeUp(0); return; } @@ -6532,6 +7228,10 @@ export function init(RuntimeName, PHPLoader) { var curr = FS.write(stream, HEAP8, ptr, len, offset); if (curr < 0) return -1; ret += curr; + if (curr < len) { + // No more space to write. + break; + } if (typeof offset != 'undefined') { offset += curr; } @@ -6593,6 +7293,8 @@ export function init(RuntimeName, PHPLoader) { if (!type && proto) { type = proto === 17 ? 2 : 1; } + // If type or proto are set to zero in hints we should really be returning multiple addrinfo values, but for + // now default to a TCP STREAM socket so we can at least return a sensible addrinfo given NULL hints. if (proto === 0) { proto = 6; } @@ -6609,6 +7311,7 @@ export function init(RuntimeName, PHPLoader) { return -1; } if (flags & 32) { + // TODO return -2; } if (type !== 0 && type !== 1 && type !== 2) { @@ -6624,6 +7327,8 @@ export function init(RuntimeName, PHPLoader) { if (flags & 1024) { return -2; } + // TODO support resolving well-known service names from: + // http://www.iana.org/assignments/service-names-port-numbers/service-names-port-numbers.txt return -8; } } @@ -6635,16 +7340,18 @@ export function init(RuntimeName, PHPLoader) { if (family === 2) { addr = _htonl(2130706433); } else { - addr = [0, 0, 0, 1]; + addr = [0, 0, 0, _htonl(1)]; } } ai = allocaddrinfo(family, type, proto, null, addr, port); HEAPU32[out >> 2] = ai; return 0; } + // try as a numeric address node = UTF8ToString(node); addr = inetPton4(node); if (addr !== null) { + // incoming node is a valid ipv4 address if (family === 0 || family === 2) { family = 2; } else if (family === 10 && flags & 8) { @@ -6656,6 +7363,7 @@ export function init(RuntimeName, PHPLoader) { } else { addr = inetPton6(node); if (addr !== null) { + // incoming node is a valid ipv6 address if (family === 0 || family === 10) { family = 10; } else { @@ -6671,6 +7379,8 @@ export function init(RuntimeName, PHPLoader) { if (flags & 4) { return -2; } + // try as a hostname + // resolve the hostname to a temporary fake address node = DNS.lookup_name(node); addr = inetPton4(node); if (family === 0) { @@ -6725,6 +7435,7 @@ export function init(RuntimeName, PHPLoader) { } } if (overflowed) { + // Note: even when we overflow, getnameinfo() is specced to write out the truncated results. return -12; } return 0; @@ -6736,12 +7447,17 @@ export function init(RuntimeName, PHPLoader) { }; var _setprotoent = (stayopen) => { + // void setprotoent(int stayopen); + // Allocate and populate a protoent structure given a name, protocol number and array of aliases function allocprotoent(name, proto, aliases) { + // write name into buffer var nameBuf = _malloc(name.length + 1); stringToAscii(name, nameBuf); + // write aliases into buffer var j = 0; var length = aliases.length; var aliasListBuf = _malloc((length + 1) * 4); + // Use length + 1 so we have space for the terminating NULL ptr. for (var i = 0; i < length; i++, j += 4) { var alias = aliases[i]; var aliasBuf = _malloc(alias.length + 1); @@ -6749,12 +7465,16 @@ export function init(RuntimeName, PHPLoader) { HEAPU32[(aliasListBuf + j) >> 2] = aliasBuf; } HEAPU32[(aliasListBuf + j) >> 2] = 0; + // Terminating NULL pointer. + // generate protoent var pe = _malloc(12); HEAPU32[pe >> 2] = nameBuf; HEAPU32[(pe + 4) >> 2] = aliasListBuf; HEAP32[(pe + 8) >> 2] = proto; return pe; } + // Populate the protocol 'database'. The entries are limited to tcp and udp, though it is fairly trivial + // to add extra entries from /etc/protocols if desired - though not sure if that'd actually be useful. var list = Protocols.list; var map = Protocols.map; if (list.length === 0) { @@ -6769,6 +7489,7 @@ export function init(RuntimeName, PHPLoader) { }; var _getprotobyname = (name) => { + // struct protoent *getprotobyname(const char *); name = UTF8ToString(name); _setprotoent(true); var result = Protocols.map[name]; @@ -6776,6 +7497,7 @@ export function init(RuntimeName, PHPLoader) { }; var _getprotobynumber = (number) => { + // struct protoent *getprotobynumber(int proto); _setprotoent(true); var result = Protocols.map[number]; return result; @@ -6794,8 +7516,15 @@ export function init(RuntimeName, PHPLoader) { var PHPWASM = { init: function () { + // The /internal directory is required by the C module. It's where the + // stdout, stderr, and headers information are written for the JavaScript + // code to read later on. FS.mkdir('/internal'); + // The files from the shared directory are shared between all the + // PHP processes managed by PHPProcessManager. FS.mkdir('/internal/shared'); + // The files from the preload directory are preloaded using the + // auto_prepend_file php.ini directive. FS.mkdir('/internal/shared/preload'); PHPWASM.EventEmitter = ENVIRONMENT_IS_NODE ? require('events').EventEmitter @@ -6903,6 +7632,9 @@ export function init(RuntimeName, PHPLoader) { }); const cancel = () => { ws.removeListener(event, listener); + // Rejecting the promises bubbles up and kills the entire + // node process. Let's resolve them on the next tick instead + // to give the caller some space to unbind any handlers. setTimeout(resolve); }; return [promise, cancel]; @@ -6941,6 +7673,7 @@ export function init(RuntimeName, PHPLoader) { throw e; }, shutdownSocket: function (socketd, how) { + // This implementation only supports websockets at the moment const sock = getSocketFromFD(socketd); const peer = Object.values(sock.peers)[0]; if (!peer) { @@ -6980,7 +7713,7 @@ export function init(RuntimeName, PHPLoader) { ); const devicePath = '/dev/' + filename; PHPWASM.input_devices[deviceId] = { - devicePath: devicePath, + devicePath, onData: function (cb) { dataCallback = cb; dataBuffer.forEach(function (data) { @@ -7034,6 +7767,10 @@ export function init(RuntimeName, PHPLoader) { } } var std = {}; + // Extracts an array of available descriptors that should be dispatched to streams. + // On the C side, the descriptors are expressed as `**int` so we must go read + // each of the `descriptorsLength` `*int` pointers and convert the associated data into + // a JavaScript object { descriptor : { child : fd, parent : fd } }. for (var i = 0; i < descriptorsLength; i++) { const descriptorPtr = HEAPU32[(descriptorsPtr + i * 4) >> 2]; std[HEAPU32[descriptorPtr >> 2]] = { @@ -7088,9 +7825,11 @@ export function init(RuntimeName, PHPLoader) { cp.on('exit', function (code) { ProcInfo.exitCode = code; ProcInfo.exited = true; + // Emit events for the wasm_poll_socket function. ProcInfo.stdout.emit('data'); ProcInfo.stderr.emit('data'); }); + // Pass data from child process's stdout to PHP's end of the stdout pipe. if (ProcInfo.stdoutChildFd) { const stdoutStream = SYSCALLS.getStreamFromFD( ProcInfo.stdoutChildFd @@ -7108,6 +7847,7 @@ export function init(RuntimeName, PHPLoader) { stdoutAt += data.length; }); } + // Pass data from child process's stderr to PHP's end of the stdout pipe. if (ProcInfo.stderrChildFd) { const stderrStream = SYSCALLS.getStreamFromFD( ProcInfo.stderrChildFd @@ -7141,7 +7881,13 @@ export function init(RuntimeName, PHPLoader) { wakeUp(1); return; } + // Now we want to pass data from the STDIN source supplied by PHP + // to the child process. + // PHP will write STDIN data to a device. if (ProcInfo.stdinIsDevice) { + // We use Emscripten devices as pipes. This is a bit of a hack + // but it works as we get a callback when the device is written to. + // Let's listen to anything it outputs and pass it to the child process. PHPWASM.input_devices[ProcInfo.stdinFd].onData(function (data) { if (!data) return; if (typeof data === 'number') { @@ -7154,8 +7900,10 @@ export function init(RuntimeName, PHPLoader) { return; } if (ProcInfo.stdinFd) { + // PHP will write STDIN data to a file descriptor. const stdinStream = SYSCALLS.getStreamFromFD(ProcInfo.stdinFd); if (stdinStream.node) { + // Pipe the entire stdinStream to cp.stdin const CHUNK_SIZE = 1024; const buffer = new Uint8Array(CHUNK_SIZE); let offset = 0; @@ -7227,6 +7975,7 @@ export function init(RuntimeName, PHPLoader) { var arraySum = (array, index) => { var sum = 0; for (var i = 0; i <= index; sum += array[i++]) {} + // no-op return sum; }; @@ -7243,6 +7992,7 @@ export function init(RuntimeName, PHPLoader) { leap ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR )[currentMonth]; if (days > daysInCurrentMonth - newDate.getDate()) { + // we spill over to next month days -= daysInCurrentMonth - newDate.getDate() + 1; newDate.setDate(1); if (currentMonth < 11) { @@ -7252,6 +8002,7 @@ export function init(RuntimeName, PHPLoader) { newDate.setFullYear(newDate.getFullYear() + 1); } } else { + // we stay in current month newDate.setDate(newDate.getDate() + days); return newDate; } @@ -7259,264 +8010,12 @@ export function init(RuntimeName, PHPLoader) { return newDate; }; - var writeArrayToMemory = (array, buffer) => { - HEAP8.set(array, buffer); - }; - - var _strftime = (s, maxsize, format, tm) => { - var tm_zone = HEAPU32[(tm + 40) >> 2]; - var date = { - tm_sec: HEAP32[tm >> 2], - tm_min: HEAP32[(tm + 4) >> 2], - tm_hour: HEAP32[(tm + 8) >> 2], - tm_mday: HEAP32[(tm + 12) >> 2], - tm_mon: HEAP32[(tm + 16) >> 2], - tm_year: HEAP32[(tm + 20) >> 2], - tm_wday: HEAP32[(tm + 24) >> 2], - tm_yday: HEAP32[(tm + 28) >> 2], - tm_isdst: HEAP32[(tm + 32) >> 2], - tm_gmtoff: HEAP32[(tm + 36) >> 2], - tm_zone: tm_zone ? UTF8ToString(tm_zone) : '', - }; - var pattern = UTF8ToString(format); - var EXPANSION_RULES_1 = { - '%c': '%a %b %d %H:%M:%S %Y', - '%D': '%m/%d/%y', - '%F': '%Y-%m-%d', - '%h': '%b', - '%r': '%I:%M:%S %p', - '%R': '%H:%M', - '%T': '%H:%M:%S', - '%x': '%m/%d/%y', - '%X': '%H:%M:%S', - '%Ec': '%c', - '%EC': '%C', - '%Ex': '%m/%d/%y', - '%EX': '%H:%M:%S', - '%Ey': '%y', - '%EY': '%Y', - '%Od': '%d', - '%Oe': '%e', - '%OH': '%H', - '%OI': '%I', - '%Om': '%m', - '%OM': '%M', - '%OS': '%S', - '%Ou': '%u', - '%OU': '%U', - '%OV': '%V', - '%Ow': '%w', - '%OW': '%W', - '%Oy': '%y', - }; - for (var rule in EXPANSION_RULES_1) { - pattern = pattern.replace( - new RegExp(rule, 'g'), - EXPANSION_RULES_1[rule] - ); - } - var WEEKDAYS = [ - 'Sunday', - 'Monday', - 'Tuesday', - 'Wednesday', - 'Thursday', - 'Friday', - 'Saturday', - ]; - var MONTHS = [ - 'January', - 'February', - 'March', - 'April', - 'May', - 'June', - 'July', - 'August', - 'September', - 'October', - 'November', - 'December', - ]; - function leadingSomething(value, digits, character) { - var str = typeof value == 'number' ? value.toString() : value || ''; - while (str.length < digits) { - str = character[0] + str; - } - return str; - } - function leadingNulls(value, digits) { - return leadingSomething(value, digits, '0'); - } - function compareByDay(date1, date2) { - function sgn(value) { - return value < 0 ? -1 : value > 0 ? 1 : 0; - } - var compare; - if ( - (compare = sgn(date1.getFullYear() - date2.getFullYear())) === 0 - ) { - if ( - (compare = sgn(date1.getMonth() - date2.getMonth())) === 0 - ) { - compare = sgn(date1.getDate() - date2.getDate()); - } - } - return compare; - } - function getFirstWeekStartDate(janFourth) { - switch (janFourth.getDay()) { - case 0: - return new Date(janFourth.getFullYear() - 1, 11, 29); - - case 1: - return janFourth; - - case 2: - return new Date(janFourth.getFullYear(), 0, 3); - - case 3: - return new Date(janFourth.getFullYear(), 0, 2); - - case 4: - return new Date(janFourth.getFullYear(), 0, 1); - - case 5: - return new Date(janFourth.getFullYear() - 1, 11, 31); - - case 6: - return new Date(janFourth.getFullYear() - 1, 11, 30); - } - } - function getWeekBasedYear(date) { - var thisDate = addDays( - new Date(date.tm_year + 1900, 0, 1), - date.tm_yday - ); - var janFourthThisYear = new Date(thisDate.getFullYear(), 0, 4); - var janFourthNextYear = new Date(thisDate.getFullYear() + 1, 0, 4); - var firstWeekStartThisYear = - getFirstWeekStartDate(janFourthThisYear); - var firstWeekStartNextYear = - getFirstWeekStartDate(janFourthNextYear); - if (compareByDay(firstWeekStartThisYear, thisDate) <= 0) { - if (compareByDay(firstWeekStartNextYear, thisDate) <= 0) { - return thisDate.getFullYear() + 1; - } - return thisDate.getFullYear(); - } - return thisDate.getFullYear() - 1; - } - var EXPANSION_RULES_2 = { - '%a': (date) => WEEKDAYS[date.tm_wday].substring(0, 3), - '%A': (date) => WEEKDAYS[date.tm_wday], - '%b': (date) => MONTHS[date.tm_mon].substring(0, 3), - '%B': (date) => MONTHS[date.tm_mon], - '%C': (date) => { - var year = date.tm_year + 1900; - return leadingNulls((year / 100) | 0, 2); - }, - '%d': (date) => leadingNulls(date.tm_mday, 2), - '%e': (date) => leadingSomething(date.tm_mday, 2, ' '), - '%g': (date) => getWeekBasedYear(date).toString().substring(2), - '%G': getWeekBasedYear, - '%H': (date) => leadingNulls(date.tm_hour, 2), - '%I': (date) => { - var twelveHour = date.tm_hour; - if (twelveHour == 0) twelveHour = 12; - else if (twelveHour > 12) twelveHour -= 12; - return leadingNulls(twelveHour, 2); - }, - '%j': (date) => - leadingNulls( - date.tm_mday + - arraySum( - isLeapYear(date.tm_year + 1900) - ? MONTH_DAYS_LEAP - : MONTH_DAYS_REGULAR, - date.tm_mon - 1 - ), - 3 - ), - '%m': (date) => leadingNulls(date.tm_mon + 1, 2), - '%M': (date) => leadingNulls(date.tm_min, 2), - '%n': () => '\n', - '%p': (date) => { - if (date.tm_hour >= 0 && date.tm_hour < 12) { - return 'AM'; - } - return 'PM'; - }, - '%S': (date) => leadingNulls(date.tm_sec, 2), - '%t': () => '\t', - '%u': (date) => date.tm_wday || 7, - '%U': (date) => { - var days = date.tm_yday + 7 - date.tm_wday; - return leadingNulls(Math.floor(days / 7), 2); - }, - '%V': (date) => { - var val = Math.floor( - (date.tm_yday + 7 - ((date.tm_wday + 6) % 7)) / 7 - ); - if ((date.tm_wday + 371 - date.tm_yday - 2) % 7 <= 2) { - val++; - } - if (!val) { - val = 52; - var dec31 = (date.tm_wday + 7 - date.tm_yday - 1) % 7; - if ( - dec31 == 4 || - (dec31 == 5 && isLeapYear((date.tm_year % 400) - 1)) - ) { - val++; - } - } else if (val == 53) { - var jan1 = (date.tm_wday + 371 - date.tm_yday) % 7; - if (jan1 != 4 && (jan1 != 3 || !isLeapYear(date.tm_year))) - val = 1; - } - return leadingNulls(val, 2); - }, - '%w': (date) => date.tm_wday, - '%W': (date) => { - var days = date.tm_yday + 7 - ((date.tm_wday + 6) % 7); - return leadingNulls(Math.floor(days / 7), 2); - }, - '%y': (date) => (date.tm_year + 1900).toString().substring(2), - '%Y': (date) => date.tm_year + 1900, - '%z': (date) => { - var off = date.tm_gmtoff; - var ahead = off >= 0; - off = Math.abs(off) / 60; - off = (off / 60) * 100 + (off % 60); - return (ahead ? '+' : '-') + String('0000' + off).slice(-4); - }, - '%Z': (date) => date.tm_zone, - '%%': () => '%', - }; - pattern = pattern.replace(/%%/g, '\0\0'); - for (var rule in EXPANSION_RULES_2) { - if (pattern.includes(rule)) { - pattern = pattern.replace( - new RegExp(rule, 'g'), - EXPANSION_RULES_2[rule](date) - ); - } - } - pattern = pattern.replace(/\0\0/g, '%'); - var bytes = intArrayFromString(pattern, false); - if (bytes.length > maxsize) { - return 0; - } - writeArrayToMemory(bytes, s); - return bytes.length - 1; - }; - - var _strftime_l = (s, maxsize, format, tm, loc) => - _strftime(s, maxsize, format, tm); - var _strptime = (buf, format, tm) => { + // char *strptime(const char *restrict buf, const char *restrict format, struct tm *restrict tm); + // http://pubs.opengroup.org/onlinepubs/009695399/functions/strptime.html var pattern = UTF8ToString(format); + // escape special characters + // TODO: not sure we really need to escape all of these in JS regexps var SPECIAL_CHARS = '\\!@#$^&*()+=-[]/{}|:<>?,.'; for (var i = 0, ii = SPECIAL_CHARS.length; i < ii; ++i) { pattern = pattern.replace( @@ -7524,6 +8023,7 @@ export function init(RuntimeName, PHPLoader) { '\\' + SPECIAL_CHARS[i] ); } + // reduce number of matchers var EQUIVALENT_MATCHERS = { A: '%a', B: '%b', @@ -7538,6 +8038,7 @@ export function init(RuntimeName, PHPLoader) { x: '%m\\/%d\\/(?:%y|%Y)', X: '%H\\:%M\\:%S', }; + // TODO: take care of locale var DATE_PATTERNS = { /* weekday name */ a: '(?:Sun(?:day)?)|(?:Mon(?:day)?)|(?:Tue(?:sday)?)|(?:Wed(?:nesday)?)|(?:Thu(?:rsday)?)|(?:Fri(?:day)?)|(?:Sat(?:urday)?)', /* month name */ b: '(?:Jan(?:uary)?)|(?:Feb(?:ruary)?)|(?:Mar(?:ch)?)|(?:Apr(?:il)?)|May|(?:Jun(?:e)?)|(?:Jul(?:y)?)|(?:Aug(?:ust)?)|(?:Sep(?:tember)?)|(?:Oct(?:ober)?)|(?:Nov(?:ember)?)|(?:Dec(?:ember)?)', @@ -7603,7 +8104,11 @@ export function init(RuntimeName, PHPLoader) { return c; } }) - .replace(/\s+/g, '\\s*'); + .replace( + // any number of space or tab characters match zero or more spaces + /\s+/g, + '\\s*' + ); var matches = new RegExp('^' + pattern_out, 'i').exec( UTF8ToString(buf) ); @@ -7632,46 +8137,64 @@ export function init(RuntimeName, PHPLoader) { var value; var getMatch = (symbol) => { var pos = capture.indexOf(symbol); + // check if symbol appears in regexp if (pos >= 0) { + // return matched value or null (falsy!) for non-matches return matches[pos + 1]; } return; }; + // seconds if ((value = getMatch('S'))) { date.sec = jstoi_q(value); } + // minutes if ((value = getMatch('M'))) { date.min = jstoi_q(value); } + // hours if ((value = getMatch('H'))) { + // 24h clock date.hour = jstoi_q(value); } else if ((value = getMatch('I'))) { + // AM/PM clock var hour = jstoi_q(value); if ((value = getMatch('p'))) { hour += value.toUpperCase()[0] === 'P' ? 12 : 0; } date.hour = hour; } + // year if ((value = getMatch('Y'))) { + // parse from four-digit year date.year = jstoi_q(value); } else if ((value = getMatch('y'))) { + // parse from two-digit year... var year = jstoi_q(value); if ((value = getMatch('C'))) { + // ...and century year += jstoi_q(value) * 100; } else { + // ...and rule-of-thumb year += year < 69 ? 2e3 : 1900; } date.year = year; } + // month if ((value = getMatch('m'))) { + // parse from month number date.month = jstoi_q(value) - 1; } else if ((value = getMatch('b'))) { + // parse from month name date.month = MONTH_NUMBERS[value.substring(0, 3).toUpperCase()] || 0; } + // day if ((value = getMatch('d'))) { + // get day of month directly date.day = jstoi_q(value); } else if ((value = getMatch('j'))) { + // get day of month from day of year ... var day = jstoi_q(value); var leapYear = isLeapYear(date.year); for (var month = 0; month < 12; ++month) { @@ -7690,18 +8213,25 @@ export function init(RuntimeName, PHPLoader) { } } } else if ((value = getMatch('a'))) { + // get day of month from weekday ... var weekDay = value.substring(0, 3).toUpperCase(); if ((value = getMatch('U'))) { + // ... and week number (Sunday being first day of week) + // Week number of the year (Sunday as the first day of the week) as a decimal number [00,53]. + // All days in a new year preceding the first Sunday are considered to be in week 0. var weekDayNumber = DAY_NUMBERS_SUN_FIRST[weekDay]; var weekNumber = jstoi_q(value); + // January 1st var janFirst = new Date(date.year, 0, 1); var endDate; if (janFirst.getDay() === 0) { + // Jan 1st is a Sunday, and, hence in the 1st CW endDate = addDays( janFirst, weekDayNumber + 7 * (weekNumber - 1) ); } else { + // Jan 1st is not a Sunday, and, hence still in the 0th CW endDate = addDays( janFirst, 7 - @@ -7713,16 +8243,22 @@ export function init(RuntimeName, PHPLoader) { date.day = endDate.getDate(); date.month = endDate.getMonth(); } else if ((value = getMatch('W'))) { + // ... and week number (Monday being first day of week) + // Week number of the year (Monday as the first day of the week) as a decimal number [00,53]. + // All days in a new year preceding the first Monday are considered to be in week 0. var weekDayNumber = DAY_NUMBERS_MON_FIRST[weekDay]; var weekNumber = jstoi_q(value); + // January 1st var janFirst = new Date(date.year, 0, 1); var endDate; if (janFirst.getDay() === 1) { + // Jan 1st is a Monday, and, hence in the 1st CW endDate = addDays( janFirst, weekDayNumber + 7 * (weekNumber - 1) ); } else { + // Jan 1st is not a Monday, and, hence still in the 0th CW endDate = addDays( janFirst, 7 - @@ -7736,7 +8272,9 @@ export function init(RuntimeName, PHPLoader) { date.month = endDate.getMonth(); } } + // time zone if ((value = getMatch('z'))) { + // GMT offset as either 'Z' or +-HH:MM or +-HH or +-HHMM if (value.toLowerCase() === 'z') { date.gmtoff = 0; } else { @@ -7786,6 +8324,8 @@ export function init(RuntimeName, PHPLoader) { 1; HEAP32[(tm + 32) >> 2] = 0; HEAP32[(tm + 36) >> 2] = date.gmtoff; + // we need to convert the matched sequence into an integer array to take care of UTF-8 characters > 0x7F + // TODO: not sure that intArrayFromString handles all unicode characters correctly return buf + intArrayFromString(matches[0]).length - 1; } return 0; @@ -7842,6 +8382,7 @@ export function init(RuntimeName, PHPLoader) { if (typeof original == 'function') { let isAsyncifyImport = original.isAsync || importPattern.test(x); + // Wrap async imports with a suspending WebAssembly function. if (isAsyncifyImport) { imports[x] = original = new WebAssembly.Suspending( original @@ -7857,6 +8398,7 @@ export function init(RuntimeName, PHPLoader) { var ret = {}; for (let [x, original] of Object.entries(exports)) { if (typeof original == 'function') { + // Wrap all exports with a promising WebAssembly function. let isAsyncifyExport = exportPattern.test(x); if (isAsyncifyExport) { Asyncify.asyncExports.add(original); @@ -7891,9 +8433,14 @@ export function init(RuntimeName, PHPLoader) { var getCFunc = (ident) => { var func = Module['_' + ident]; + // closure exported function return func; }; + var writeArrayToMemory = (array, buffer) => { + HEAP8.set(array, buffer); + }; + var stackSave = () => _emscripten_stack_get_current(); var stackRestore = (val) => __emscripten_stack_restore(val); @@ -7904,10 +8451,12 @@ export function init(RuntimeName, PHPLoader) { * @param {Arguments|Array=} args * @param {Object=} opts */ var ccall = (ident, returnType, argTypes, args, opts) => { + // For fast lookup of conversion functions var toC = { string: (str) => { var ret = 0; if (str !== null && str !== undefined && str !== 0) { + // null string ret = stringToUTF8OnStack(str); } return ret; @@ -7962,6 +8511,7 @@ export function init(RuntimeName, PHPLoader) { FS.staticInit(); + // Set module methods based on EXPORTED_RUNTIME_METHODS Module['FS_createPath'] = FS.createPath; Module['FS_createDataFile'] = FS.createDataFile; @@ -7974,6 +8524,13 @@ export function init(RuntimeName, PHPLoader) { Module['FS_createDevice'] = FS.createDevice; + // This error may happen quite a bit. To avoid overhead we reuse it (and + // suffer a lack of stack info). + MEMFS.doesNotExistError = new FS.ErrnoError(44); + + /** @suppress {checkTypes} */ MEMFS.doesNotExistError.stack = + ''; + if (ENVIRONMENT_IS_NODE) { NODEFS.staticInit(); } @@ -7986,11 +8543,10 @@ export function init(RuntimeName, PHPLoader) { _SharpYuvGetConversionMatrix, /** @export */ SharpYuvInit: _SharpYuvInit, /** @export */ __assert_fail: ___assert_fail, - /** @export */ __asyncjs__js_fd_read: __asyncjs__js_fd_read, - /** @export */ __asyncjs__js_module_onMessage: - __asyncjs__js_module_onMessage, - /** @export */ __asyncjs__js_popen_to_file: __asyncjs__js_popen_to_file, - /** @export */ __asyncjs__wasm_poll_socket: __asyncjs__wasm_poll_socket, + /** @export */ __asyncjs__js_fd_read, + /** @export */ __asyncjs__js_module_onMessage, + /** @export */ __asyncjs__js_popen_to_file, + /** @export */ __asyncjs__wasm_poll_socket, /** @export */ __call_sighandler: ___call_sighandler, /** @export */ __syscall_accept4: ___syscall_accept4, /** @export */ __syscall_bind: ___syscall_bind, @@ -8029,12 +8585,10 @@ export function init(RuntimeName, PHPLoader) { /** @export */ __syscall_socket: ___syscall_socket, /** @export */ __syscall_stat64: ___syscall_stat64, /** @export */ __syscall_statfs64: ___syscall_statfs64, - /** @export */ __syscall_symlink: ___syscall_symlink, + /** @export */ __syscall_symlinkat: ___syscall_symlinkat, /** @export */ __syscall_unlinkat: ___syscall_unlinkat, /** @export */ __syscall_utimensat: ___syscall_utimensat, /** @export */ _abort_js: __abort_js, - /** @export */ _emscripten_get_now_is_monotonic: - __emscripten_get_now_is_monotonic, /** @export */ _emscripten_lookup_name: __emscripten_lookup_name, /** @export */ _emscripten_memcpy_js: __emscripten_memcpy_js, /** @export */ _emscripten_runtime_keepalive_clear: @@ -8046,6 +8600,7 @@ export function init(RuntimeName, PHPLoader) { /** @export */ _munmap_js: __munmap_js, /** @export */ _setitimer_js: __setitimer_js, /** @export */ _tzset_js: __tzset_js, + /** @export */ clock_time_get: _clock_time_get, /** @export */ emscripten_date_now: _emscripten_date_now, /** @export */ emscripten_get_heap_max: _emscripten_get_heap_max, /** @export */ emscripten_get_now: _emscripten_get_now, @@ -8072,8 +8627,6 @@ export function init(RuntimeName, PHPLoader) { /** @export */ js_waitpid: _js_waitpid, /** @export */ makecontext: _makecontext, /** @export */ proc_exit: _proc_exit, - /** @export */ strftime: _strftime, - /** @export */ strftime_l: _strftime_l, /** @export */ strptime: _strptime, /** @export */ swapcontext: _swapcontext, /** @export */ wasm_close: _wasm_close, @@ -8081,7 +8634,9 @@ export function init(RuntimeName, PHPLoader) { /** @export */ wasm_shutdown: _wasm_shutdown, }; - var wasmExports = createWasm(); + var wasmExports; + + createWasm(); var ___wasm_call_ctors = () => (___wasm_call_ctors = wasmExports['__wasm_call_ctors'])(); @@ -8238,6 +8793,8 @@ export function init(RuntimeName, PHPLoader) { (_emscripten_stack_get_current = wasmExports['emscripten_stack_get_current'])(); + // include: postamble.js + // === Auto-generated postamble setup entry stuff === Module['addRunDependency'] = addRunDependency; Module['removeRunDependency'] = removeRunDependency; @@ -8263,34 +8820,36 @@ export function init(RuntimeName, PHPLoader) { var calledRun; dependenciesFulfilled = function runCaller() { + // If run has never been called, and we should call run (INVOKE_RUN is true, and Module.noInitialRun is not false) if (!calledRun) run(); if (!calledRun) dependenciesFulfilled = runCaller; }; + // try this again later, after new deps are fulfilled function run() { if (runDependencies > 0) { return; } preRun(); + // a preRun added a dependency, run will be called later if (runDependencies > 0) { return; } function doRun() { + // run may have just been called through dependencies being fulfilled just in this very frame, + // or while the async setStatus time below was happening if (calledRun) return; calledRun = true; Module['calledRun'] = true; if (ABORT) return; initRuntime(); - if (Module['onRuntimeInitialized']) - Module['onRuntimeInitialized'](); + Module['onRuntimeInitialized']?.(); postRun(); } if (Module['setStatus']) { Module['setStatus']('Running...'); - setTimeout(function () { - setTimeout(function () { - Module['setStatus'](''); - }, 1); + setTimeout(() => { + setTimeout(() => Module['setStatus'](''), 1); doRun(); }, 1); } else { diff --git a/packages/php-wasm/node/src/test/php-networking.spec.ts b/packages/php-wasm/node/src/test/php-networking.spec.ts index 0f6e0ef523..21f43a43ab 100644 --- a/packages/php-wasm/node/src/test/php-networking.spec.ts +++ b/packages/php-wasm/node/src/test/php-networking.spec.ts @@ -168,7 +168,6 @@ describe.each(SupportedPHPVersions)( var_dump(array_key_exists('8.3', $json)); `, }); - console.log(text); expect(text).toContain('bool(true)'); }); diff --git a/packages/php-wasm/node/src/test/php.spec.ts b/packages/php-wasm/node/src/test/php.spec.ts index 154f7d3035..efd758dd75 100644 --- a/packages/php-wasm/node/src/test/php.spec.ts +++ b/packages/php-wasm/node/src/test/php.spec.ts @@ -172,6 +172,14 @@ describe.each(SupportedPHPVersions)('PHP %s', (phpVersion) => { }); expect(result.text).toEqual('bool(false)\n'); }); + it('checkdnsrr should exist and be possible to run', async () => { + const result = await php.run({ + code: ` { const result = await php.run({ code: ` { }); }); + describe('dns constants', () => { + it('DNS_* constants should exist', async () => { + const result = await php.run({ + code: ` DNS_A, + 'DNS_NS' => DNS_NS, + 'DNS_CNAME' => DNS_CNAME, + 'DNS_SOA' => DNS_SOA, + 'DNS_PTR' => DNS_PTR, + 'DNS_HINFO' => DNS_HINFO, + 'DNS_CAA' => DNS_CAA, + 'DNS_MX' => DNS_MX, + 'DNS_TXT' => DNS_TXT, + 'DNS_SRV' => DNS_SRV, + 'DNS_NAPTR' => DNS_NAPTR, + 'DNS_AAAA' => DNS_AAAA, + 'DNS_A6' => DNS_A6, + 'DNS_ANY' => DNS_ANY, + 'DNS_ALL' => DNS_ALL, + ));`, + }); + expect(result.json).toEqual({ + DNS_A: 1, + DNS_NS: 2, + DNS_CNAME: 16, + DNS_SOA: 32, + DNS_PTR: 2048, + DNS_HINFO: 4096, + DNS_CAA: 8192, + DNS_MX: 16384, + DNS_TXT: 32768, + DNS_SRV: 33554432, + DNS_NAPTR: 67108864, + DNS_AAAA: 134217728, + DNS_A6: 16777216, + DNS_ANY: 268435456, + DNS_ALL: 251721779, + }); + }); + }); + describe('popen()', () => { it('popen("echo", "r")', async () => { const result = await php.run({ diff --git a/packages/php-wasm/web/public/php/asyncify/7_0_33/php_7_0.wasm b/packages/php-wasm/web/public/php/asyncify/7_0_33/php_7_0.wasm index d653c892c0..11eca4edf2 100755 Binary files a/packages/php-wasm/web/public/php/asyncify/7_0_33/php_7_0.wasm and b/packages/php-wasm/web/public/php/asyncify/7_0_33/php_7_0.wasm differ diff --git a/packages/php-wasm/web/public/php/asyncify/7_1_30/php_7_1.wasm b/packages/php-wasm/web/public/php/asyncify/7_1_30/php_7_1.wasm index 5cbf828a3e..353ef2c63d 100755 Binary files a/packages/php-wasm/web/public/php/asyncify/7_1_30/php_7_1.wasm and b/packages/php-wasm/web/public/php/asyncify/7_1_30/php_7_1.wasm differ diff --git a/packages/php-wasm/web/public/php/asyncify/7_2_34/php_7_2.wasm b/packages/php-wasm/web/public/php/asyncify/7_2_34/php_7_2.wasm index b5fd8918f4..976a62d2d4 100755 Binary files a/packages/php-wasm/web/public/php/asyncify/7_2_34/php_7_2.wasm and b/packages/php-wasm/web/public/php/asyncify/7_2_34/php_7_2.wasm differ diff --git a/packages/php-wasm/web/public/php/asyncify/7_3_33/php_7_3.wasm b/packages/php-wasm/web/public/php/asyncify/7_3_33/php_7_3.wasm index a98bb379b0..7754976323 100755 Binary files a/packages/php-wasm/web/public/php/asyncify/7_3_33/php_7_3.wasm and b/packages/php-wasm/web/public/php/asyncify/7_3_33/php_7_3.wasm differ diff --git a/packages/php-wasm/web/public/php/asyncify/7_4_33/php_7_4.wasm b/packages/php-wasm/web/public/php/asyncify/7_4_33/php_7_4.wasm index a88fd2f7ef..ed4b38ce4d 100755 Binary files a/packages/php-wasm/web/public/php/asyncify/7_4_33/php_7_4.wasm and b/packages/php-wasm/web/public/php/asyncify/7_4_33/php_7_4.wasm differ diff --git a/packages/php-wasm/web/public/php/asyncify/8_0_30/php_8_0.wasm b/packages/php-wasm/web/public/php/asyncify/8_0_30/php_8_0.wasm index 928ddf50e9..4e3ffdd67b 100755 Binary files a/packages/php-wasm/web/public/php/asyncify/8_0_30/php_8_0.wasm and b/packages/php-wasm/web/public/php/asyncify/8_0_30/php_8_0.wasm differ diff --git a/packages/php-wasm/web/public/php/asyncify/8_1_23/php_8_1.wasm b/packages/php-wasm/web/public/php/asyncify/8_1_23/php_8_1.wasm index 876f5eb6ee..c1c6ac9dcc 100755 Binary files a/packages/php-wasm/web/public/php/asyncify/8_1_23/php_8_1.wasm and b/packages/php-wasm/web/public/php/asyncify/8_1_23/php_8_1.wasm differ diff --git a/packages/php-wasm/web/public/php/asyncify/8_2_10/php_8_2.wasm b/packages/php-wasm/web/public/php/asyncify/8_2_10/php_8_2.wasm index 8214a269b4..9d338a256c 100755 Binary files a/packages/php-wasm/web/public/php/asyncify/8_2_10/php_8_2.wasm and b/packages/php-wasm/web/public/php/asyncify/8_2_10/php_8_2.wasm differ diff --git a/packages/php-wasm/web/public/php/asyncify/8_3_0/php_8_3.wasm b/packages/php-wasm/web/public/php/asyncify/8_3_0/php_8_3.wasm index 2dd039ee0c..0b0f33c2a1 100755 Binary files a/packages/php-wasm/web/public/php/asyncify/8_3_0/php_8_3.wasm and b/packages/php-wasm/web/public/php/asyncify/8_3_0/php_8_3.wasm differ diff --git a/packages/php-wasm/web/public/php/asyncify/8_4_0/php_8_4.wasm b/packages/php-wasm/web/public/php/asyncify/8_4_0/php_8_4.wasm index bcf9c195c5..ee106f6a8a 100755 Binary files a/packages/php-wasm/web/public/php/asyncify/8_4_0/php_8_4.wasm and b/packages/php-wasm/web/public/php/asyncify/8_4_0/php_8_4.wasm differ diff --git a/packages/php-wasm/web/public/php/asyncify/php_7_0.js b/packages/php-wasm/web/public/php/asyncify/php_7_0.js index 166563f360..e11344c008 100644 --- a/packages/php-wasm/web/public/php/asyncify/php_7_0.js +++ b/packages/php-wasm/web/public/php/asyncify/php_7_0.js @@ -1,46 +1,20 @@ import dependencyFilename from './7_0_33/php_7_0.wasm'; export { dependencyFilename }; -export const dependenciesTotalSize = 11505209; +export const dependenciesTotalSize = 11499996; export function init(RuntimeName, PHPLoader) { - /** - * Overrides Emscripten's default ExitStatus object which gets - * thrown on failure. Unfortunately, the default object is not - * a subclass of Error and does not provide any stack trace. - * - * This is a deliberate behavior on Emscripten's end to prevent - * memory leaks after the program exits. See: - * - * https://github.com/emscripten-core/emscripten/pull/9108 - * - * In case of WordPress Playground, the worker in which the PHP - * runs will typically exit after the PHP program finishes, so - * we don't have to worry about memory leaks. - * - * As for assigning to a previously undeclared ExitStatus variable here, - * the Emscripten module declares `ExitStatus` as `function ExitStatus` - * which means it gets hoisted to the top of the scope and can be - * reassigned here – before the actual declaration is reached. - * - * If that sounds weird, try this example: - * - * ExitStatus = () => { console.log("reassigned"); } - * function ExitStatus() {} - * ExitStatus(); - * // logs "reassigned" - */ - ExitStatus = class PHPExitStatus extends Error { - constructor(status) { - super(status); - this.name = "ExitStatus"; - this.message = "Program terminated with exit(" + status + ")"; - this.status = status; - } - } - // The rest of the code comes from the built php.js file and esm-suffix.js -var Module=typeof PHPLoader!="undefined"?PHPLoader:{};var ENVIRONMENT_IS_WEB=RuntimeName==="WEB";var ENVIRONMENT_IS_WORKER=RuntimeName==="WORKER";var ENVIRONMENT_IS_NODE=RuntimeName==="NODE";var moduleOverrides=Object.assign({},Module);var arguments_=[];var thisProgram="./this.program";var quit_=(status,toThrow)=>{throw toThrow};var scriptDirectory="";function locateFile(path){if(Module["locateFile"]){return Module["locateFile"](path,scriptDirectory)}return scriptDirectory+path}var read_,readAsync,readBinary;if(ENVIRONMENT_IS_WEB||ENVIRONMENT_IS_WORKER){if(ENVIRONMENT_IS_WORKER){scriptDirectory=self.location.href}else if(typeof document!="undefined"&&document.currentScript){scriptDirectory=document.currentScript.src}if(scriptDirectory.startsWith("blob:")){scriptDirectory=""}else{scriptDirectory=scriptDirectory.substr(0,scriptDirectory.replace(/[?#].*/,"").lastIndexOf("/")+1)}{read_=url=>{var xhr=new XMLHttpRequest;xhr.open("GET",url,false);xhr.send(null);return xhr.responseText};if(ENVIRONMENT_IS_WORKER){readBinary=url=>{var xhr=new XMLHttpRequest;xhr.open("GET",url,false);xhr.responseType="arraybuffer";xhr.send(null);return new Uint8Array(xhr.response)}}readAsync=(url,onload,onerror)=>{fetch(url,{credentials:"same-origin"}).then(response=>{if(response.ok){return response.arrayBuffer()}return Promise.reject(new Error(response.status+" : "+response.url))}).then(onload,onerror)}}}else{}var out=Module["print"]||console.log.bind(console);var err=Module["printErr"]||console.error.bind(console);Object.assign(Module,moduleOverrides);moduleOverrides=null;if(Module["arguments"])arguments_=Module["arguments"];if(Module["thisProgram"])thisProgram=Module["thisProgram"];if(Module["quit"])quit_=Module["quit"];var wasmBinary;if(Module["wasmBinary"])wasmBinary=Module["wasmBinary"];var wasmMemory;var ABORT=false;var EXITSTATUS;function assert(condition,text){if(!condition){abort(text)}}var HEAP8,HEAPU8,HEAP16,HEAPU16,HEAP32,HEAPU32,HEAPF32,HEAPF64;function updateMemoryViews(){var b=wasmMemory.buffer;Module["HEAP8"]=HEAP8=new Int8Array(b);Module["HEAP16"]=HEAP16=new Int16Array(b);Module["HEAPU8"]=HEAPU8=new Uint8Array(b);Module["HEAPU16"]=HEAPU16=new Uint16Array(b);Module["HEAP32"]=HEAP32=new Int32Array(b);Module["HEAPU32"]=HEAPU32=new Uint32Array(b);Module["HEAPF32"]=HEAPF32=new Float32Array(b);Module["HEAPF64"]=HEAPF64=new Float64Array(b)}var __ATPRERUN__=[];var __ATINIT__=[];var __ATEXIT__=[];var __ATPOSTRUN__=[];var runtimeInitialized=false;var runtimeExited=false;function preRun(){if(Module["preRun"]){if(typeof Module["preRun"]=="function")Module["preRun"]=[Module["preRun"]];while(Module["preRun"].length){addOnPreRun(Module["preRun"].shift())}}callRuntimeCallbacks(__ATPRERUN__)}function initRuntime(){runtimeInitialized=true;SOCKFS.root=FS.mount(SOCKFS,{},null);if(!Module["noFSInit"]&&!FS.init.initialized)FS.init();FS.ignorePermissions=false;TTY.init();PIPEFS.root=FS.mount(PIPEFS,{},null);callRuntimeCallbacks(__ATINIT__)}function exitRuntime(){___funcs_on_exit();callRuntimeCallbacks(__ATEXIT__);FS.quit();TTY.shutdown();runtimeExited=true}function postRun(){if(Module["postRun"]){if(typeof Module["postRun"]=="function")Module["postRun"]=[Module["postRun"]];while(Module["postRun"].length){addOnPostRun(Module["postRun"].shift())}}callRuntimeCallbacks(__ATPOSTRUN__)}function addOnPreRun(cb){__ATPRERUN__.unshift(cb)}function addOnInit(cb){__ATINIT__.unshift(cb)}function addOnPostRun(cb){__ATPOSTRUN__.unshift(cb)}var runDependencies=0;var runDependencyWatcher=null;var dependenciesFulfilled=null;function getUniqueRunDependency(id){return id}function addRunDependency(id){runDependencies++;Module["monitorRunDependencies"]?.(runDependencies)}function removeRunDependency(id){runDependencies--;Module["monitorRunDependencies"]?.(runDependencies);if(runDependencies==0){if(runDependencyWatcher!==null){clearInterval(runDependencyWatcher);runDependencyWatcher=null}if(dependenciesFulfilled){var callback=dependenciesFulfilled;dependenciesFulfilled=null;callback()}}}function abort(what){Module["onAbort"]?.(what);what="Aborted("+what+")";err(what);ABORT=true;EXITSTATUS=1;what+=". Build with -sASSERTIONS for more info.";var e=new WebAssembly.RuntimeError(what);throw e}var dataURIPrefix="data:application/octet-stream;base64,";var isDataURI=filename=>filename.startsWith(dataURIPrefix);function findWasmBinary(){var f=dependencyFilename;if(!isDataURI(f)){return locateFile(f)}return f}var wasmBinaryFile;function getBinarySync(file){if(file==wasmBinaryFile&&wasmBinary){return new Uint8Array(wasmBinary)}if(readBinary){return readBinary(file)}throw"both async and sync fetching of the wasm failed"}function getBinaryPromise(binaryFile){if(!wasmBinary){return new Promise((resolve,reject)=>{readAsync(binaryFile,response=>resolve(new Uint8Array(response)),error=>{try{resolve(getBinarySync(binaryFile))}catch(e){reject(e)}})})}return Promise.resolve().then(()=>getBinarySync(binaryFile))}function instantiateArrayBuffer(binaryFile,imports,receiver){return getBinaryPromise(binaryFile).then(binary=>WebAssembly.instantiate(binary,imports)).then(receiver,reason=>{err(`failed to asynchronously prepare wasm: ${reason}`);abort(reason)})}function instantiateAsync(binary,binaryFile,imports,callback){if(!binary&&typeof WebAssembly.instantiateStreaming=="function"&&!isDataURI(binaryFile)&&typeof fetch=="function"){return fetch(binaryFile,{credentials:"same-origin"}).then(response=>{var result=WebAssembly.instantiateStreaming(response,imports);return result.then(callback,function(reason){err(`wasm streaming compile failed: ${reason}`);err("falling back to ArrayBuffer instantiation");return instantiateArrayBuffer(binaryFile,imports,callback)})})}return instantiateArrayBuffer(binaryFile,imports,callback)}function getWasmImports(){return{a:wasmImports}}function createWasm(){var info=getWasmImports();function receiveInstance(instance,module){wasmExports=instance.exports;wasmExports=Asyncify.instrumentWasmExports(wasmExports);Module["wasmExports"]=wasmExports;wasmMemory=wasmExports["Xa"];updateMemoryViews();wasmTable=wasmExports["$a"];addOnInit(wasmExports["Ya"]);removeRunDependency("wasm-instantiate");return wasmExports}addRunDependency("wasm-instantiate");function receiveInstantiationResult(result){receiveInstance(result["instance"])}if(Module["instantiateWasm"]){try{return Module["instantiateWasm"](info,receiveInstance)}catch(e){err(`Module.instantiateWasm callback failed with error: ${e}`);return false}}if(!wasmBinaryFile)wasmBinaryFile=findWasmBinary();instantiateAsync(wasmBinary,wasmBinaryFile,info,receiveInstantiationResult);return{}}var tempDouble;var tempI64;function js_popen_to_file(command,mode,exitCodePtr){const returnCallback=resolver=>Asyncify.handleSleep(resolver);if(!command)return 1;const cmdstr=UTF8ToString(command);if(!cmdstr.length)return 0;const modestr=UTF8ToString(mode);if(!modestr.length)return 0;if(modestr==="w"){console.error('popen($cmd, "w") is not implemented yet')}return returnCallback(async wakeUp=>{let cp;try{cp=PHPWASM.spawnProcess(cmdstr,[]);if(cp instanceof Promise){cp=await cp}}catch(e){console.error(e);if(e.code==="SPAWN_UNSUPPORTED"){return 1}throw e}const outByteArrays=[];cp.stdout.on("data",function(data){outByteArrays.push(data)});const outputPath="/tmp/popen_output";cp.on("exit",function(exitCode){const outBytes=new Uint8Array(outByteArrays.reduce((acc,curr)=>acc+curr.length,0));let offset=0;for(const byteArray of outByteArrays){outBytes.set(byteArray,offset);offset+=byteArray.length}FS.writeFile(outputPath,outBytes);HEAPU8[exitCodePtr]=exitCode;wakeUp(allocateUTF8OnStack(outputPath))})})}function wasm_poll_socket(socketd,events,timeout){const returnCallback=resolver=>Asyncify.handleSleep(resolver);const POLLIN=1;const POLLPRI=2;const POLLOUT=4;const POLLERR=8;const POLLHUP=16;const POLLNVAL=32;return returnCallback(wakeUp=>{const polls=[];if(socketd in PHPWASM.child_proc_by_fd){const procInfo=PHPWASM.child_proc_by_fd[socketd];if(procInfo.exited){wakeUp(0);return}polls.push(PHPWASM.awaitEvent(procInfo.stdout,"data"))}else if(FS.isSocket(FS.getStream(socketd)?.node.mode)){const sock=getSocketFromFD(socketd);if(!sock){wakeUp(0);return}const lookingFor=new Set;if(events&POLLIN||events&POLLPRI){if(sock.server){for(const client of sock.pending){if((client.recv_queue||[]).length>0){wakeUp(1);return}}}else if((sock.recv_queue||[]).length>0){wakeUp(1);return}}const webSockets=PHPWASM.getAllWebSockets(sock);if(!webSockets.length){wakeUp(0);return}for(const ws of webSockets){if(events&POLLIN||events&POLLPRI){polls.push(PHPWASM.awaitData(ws));lookingFor.add("POLLIN")}if(events&POLLOUT){polls.push(PHPWASM.awaitConnection(ws));lookingFor.add("POLLOUT")}if(events&POLLHUP){polls.push(PHPWASM.awaitClose(ws));lookingFor.add("POLLHUP")}if(events&POLLERR||events&POLLNVAL){polls.push(PHPWASM.awaitError(ws));lookingFor.add("POLLERR")}}}else{setTimeout(function(){wakeUp(1)},timeout);return}if(polls.length===0){console.warn("Unsupported poll event "+events+", defaulting to setTimeout().");setTimeout(function(){wakeUp(0)},timeout);return}const promises=polls.map(([promise])=>promise);const clearPolling=()=>polls.forEach(([,clear])=>clear());let awaken=false;let timeoutId;Promise.race(promises).then(function(results){if(!awaken){awaken=true;wakeUp(1);if(timeoutId){clearTimeout(timeoutId)}clearPolling()}});if(timeout!==-1){timeoutId=setTimeout(function(){if(!awaken){awaken=true;wakeUp(0);clearPolling()}},timeout)}})}function js_fd_read(fd,iov,iovcnt,pnum){const returnCallback=resolver=>Asyncify.handleSleep(resolver);if(Asyncify?.State?.Normal===undefined||Asyncify?.state===Asyncify?.State?.Normal){var returnCode;var stream;let num=0;try{stream=SYSCALLS.getStreamFromFD(fd);const num=doReadv(stream,iov,iovcnt);HEAPU32[pnum>>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError")){throw e}if(e.errno!==6||!(stream?.fd in PHPWASM.child_proc_by_fd)){HEAPU32[pnum>>2]=0;return returnCode}}}return returnCallback(wakeUp=>{var retries=0;var interval=50;var timeout=5e3;var maxRetries=timeout/interval;function poll(){var returnCode;var stream;let num;try{stream=SYSCALLS.getStreamFromFD(fd);num=doReadv(stream,iov,iovcnt);returnCode=0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError")){console.error(e);throw e}returnCode=e.errno}const success=returnCode===0;const failure=++retries>maxRetries||!(fd in PHPWASM.child_proc_by_fd)||PHPWASM.child_proc_by_fd[fd]?.exited||FS.isClosed(stream);if(success){HEAPU32[pnum>>2]=num;wakeUp(0)}else if(failure){HEAPU32[pnum>>2]=0;wakeUp(returnCode===6?0:returnCode)}else{setTimeout(poll,interval)}}poll()})}function __asyncjs__js_module_onMessage(data,response_buffer){return Asyncify.handleAsync(async()=>{if(Module["onMessage"]){const dataStr=UTF8ToString(data);return Module["onMessage"](dataStr).then(response=>{const responseBytes=typeof response==="string"?(new TextEncoder).encode(response):response;const responseSize=responseBytes.byteLength;const responsePtr=_malloc(responseSize+1);HEAPU8.set(responseBytes,responsePtr);HEAPU8[responsePtr+responseSize]=0;HEAPU8[response_buffer]=responsePtr;HEAPU8[response_buffer+1]=responsePtr>>8;HEAPU8[response_buffer+2]=responsePtr>>16;HEAPU8[response_buffer+3]=responsePtr>>24;return responseSize}).catch(e=>{console.error(e);return-1})}})}function ExitStatus(status){this.name="ExitStatus";this.message=`Program terminated with exit(${status})`;this.status=status}var callRuntimeCallbacks=callbacks=>{while(callbacks.length>0){callbacks.shift()(Module)}};var noExitRuntime=Module["noExitRuntime"]||false;var stackRestore=val=>__emscripten_stack_restore(val);var stackSave=()=>_emscripten_stack_get_current();var UTF8Decoder=typeof TextDecoder!="undefined"?new TextDecoder("utf8"):undefined;var UTF8ArrayToString=(heapOrArray,idx,maxBytesToRead)=>{var endIdx=idx+maxBytesToRead;var endPtr=idx;while(heapOrArray[endPtr]&&!(endPtr>=endIdx))++endPtr;if(endPtr-idx>16&&heapOrArray.buffer&&UTF8Decoder){return UTF8Decoder.decode(heapOrArray.subarray(idx,endPtr))}var str="";while(idx>10,56320|ch&1023)}}return str};var UTF8ToString=(ptr,maxBytesToRead)=>ptr?UTF8ArrayToString(HEAPU8,ptr,maxBytesToRead):"";Module["UTF8ToString"]=UTF8ToString;var ___assert_fail=(condition,filename,line,func)=>{abort(`Assertion failed: ${UTF8ToString(condition)}, at: `+[filename?UTF8ToString(filename):"unknown filename",line,func?UTF8ToString(func):"unknown function"])};var ___call_sighandler=(fp,sig)=>(a1=>dynCall_vi(fp,a1))(sig);var initRandomFill=()=>{if(typeof crypto=="object"&&typeof crypto["getRandomValues"]=="function"){return view=>crypto.getRandomValues(view)}else abort("initRandomDevice")};var randomFill=view=>(randomFill=initRandomFill())(view);var PATH={isAbs:path=>path.charAt(0)==="/",splitPath:filename=>{var splitPathRe=/^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/;return splitPathRe.exec(filename).slice(1)},normalizeArray:(parts,allowAboveRoot)=>{var up=0;for(var i=parts.length-1;i>=0;i--){var last=parts[i];if(last==="."){parts.splice(i,1)}else if(last===".."){parts.splice(i,1);up++}else if(up){parts.splice(i,1);up--}}if(allowAboveRoot){for(;up;up--){parts.unshift("..")}}return parts},normalize:path=>{var isAbsolute=PATH.isAbs(path),trailingSlash=path.substr(-1)==="/";path=PATH.normalizeArray(path.split("/").filter(p=>!!p),!isAbsolute).join("/");if(!path&&!isAbsolute){path="."}if(path&&trailingSlash){path+="/"}return(isAbsolute?"/":"")+path},dirname:path=>{var result=PATH.splitPath(path),root=result[0],dir=result[1];if(!root&&!dir){return"."}if(dir){dir=dir.substr(0,dir.length-1)}return root+dir},basename:path=>{if(path==="/")return"/";path=PATH.normalize(path);path=path.replace(/\/$/,"");var lastSlash=path.lastIndexOf("/");if(lastSlash===-1)return path;return path.substr(lastSlash+1)},join:(...paths)=>PATH.normalize(paths.join("/")),join2:(l,r)=>PATH.normalize(l+"/"+r)};var PATH_FS={resolve:(...args)=>{var resolvedPath="",resolvedAbsolute=false;for(var i=args.length-1;i>=-1&&!resolvedAbsolute;i--){var path=i>=0?args[i]:FS.cwd();if(typeof path!="string"){throw new TypeError("Arguments to path.resolve must be strings")}else if(!path){return""}resolvedPath=path+"/"+resolvedPath;resolvedAbsolute=PATH.isAbs(path)}resolvedPath=PATH.normalizeArray(resolvedPath.split("/").filter(p=>!!p),!resolvedAbsolute).join("/");return(resolvedAbsolute?"/":"")+resolvedPath||"."},relative:(from,to)=>{from=PATH_FS.resolve(from).substr(1);to=PATH_FS.resolve(to).substr(1);function trim(arr){var start=0;for(;start=0;end--){if(arr[end]!=="")break}if(start>end)return[];return arr.slice(start,end-start+1)}var fromParts=trim(from.split("/"));var toParts=trim(to.split("/"));var length=Math.min(fromParts.length,toParts.length);var samePartsLength=length;for(var i=0;i{var len=0;for(var i=0;i=55296&&c<=57343){len+=4;++i}else{len+=3}}return len};Module["lengthBytesUTF8"]=lengthBytesUTF8;var stringToUTF8Array=(str,heap,outIdx,maxBytesToWrite)=>{if(!(maxBytesToWrite>0))return 0;var startIdx=outIdx;var endIdx=outIdx+maxBytesToWrite-1;for(var i=0;i=55296&&u<=57343){var u1=str.charCodeAt(++i);u=65536+((u&1023)<<10)|u1&1023}if(u<=127){if(outIdx>=endIdx)break;heap[outIdx++]=u}else if(u<=2047){if(outIdx+1>=endIdx)break;heap[outIdx++]=192|u>>6;heap[outIdx++]=128|u&63}else if(u<=65535){if(outIdx+2>=endIdx)break;heap[outIdx++]=224|u>>12;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}else{if(outIdx+3>=endIdx)break;heap[outIdx++]=240|u>>18;heap[outIdx++]=128|u>>12&63;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}}heap[outIdx]=0;return outIdx-startIdx};function intArrayFromString(stringy,dontAddNull,length){var len=length>0?length:lengthBytesUTF8(stringy)+1;var u8array=new Array(len);var numBytesWritten=stringToUTF8Array(stringy,u8array,0,u8array.length);if(dontAddNull)u8array.length=numBytesWritten;return u8array}var FS_stdin_getChar=()=>{if(!FS_stdin_getChar_buffer.length){var result=null;if(typeof window!="undefined"&&typeof window.prompt=="function"){result=window.prompt("Input: ");if(result!==null){result+="\n"}}else{}if(!result){return null}FS_stdin_getChar_buffer=intArrayFromString(result,true)}return FS_stdin_getChar_buffer.shift()};var TTY={ttys:[],init(){},shutdown(){},register(dev,ops){TTY.ttys[dev]={input:[],output:[],ops:ops};FS.registerDevice(dev,TTY.stream_ops)},stream_ops:{open(stream){var tty=TTY.ttys[stream.node.rdev];if(!tty){throw new FS.ErrnoError(43)}stream.tty=tty;stream.seekable=false},close(stream){stream.tty.ops.fsync(stream.tty)},fsync(stream){stream.tty.ops.fsync(stream.tty)},read(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.get_char){throw new FS.ErrnoError(60)}var bytesRead=0;for(var i=0;i0){out(UTF8ArrayToString(tty.output,0));tty.output=[]}},ioctl_tcgets(tty){return{c_iflag:25856,c_oflag:5,c_cflag:191,c_lflag:35387,c_cc:[3,28,127,21,4,0,1,0,17,19,26,0,18,15,23,22,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]}},ioctl_tcsets(tty,optional_actions,data){return 0},ioctl_tiocgwinsz(tty){return[24,80]}},default_tty1_ops:{put_char(tty,val){if(val===null||val===10){err(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}},fsync(tty){if(tty.output&&tty.output.length>0){err(UTF8ArrayToString(tty.output,0));tty.output=[]}}}};var zeroMemory=(address,size)=>{HEAPU8.fill(0,address,address+size);return address};var alignMemory=(size,alignment)=>Math.ceil(size/alignment)*alignment;var mmapAlloc=size=>{size=alignMemory(size,65536);var ptr=_emscripten_builtin_memalign(65536,size);if(!ptr)return 0;return zeroMemory(ptr,size)};var MEMFS={ops_table:null,mount(mount){return MEMFS.createNode(null,"/",16384|511,0)},createNode(parent,name,mode,dev){if(FS.isBlkdev(mode)||FS.isFIFO(mode)){throw new FS.ErrnoError(63)}MEMFS.ops_table||={dir:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,lookup:MEMFS.node_ops.lookup,mknod:MEMFS.node_ops.mknod,rename:MEMFS.node_ops.rename,unlink:MEMFS.node_ops.unlink,rmdir:MEMFS.node_ops.rmdir,readdir:MEMFS.node_ops.readdir,symlink:MEMFS.node_ops.symlink},stream:{llseek:MEMFS.stream_ops.llseek}},file:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:{llseek:MEMFS.stream_ops.llseek,read:MEMFS.stream_ops.read,write:MEMFS.stream_ops.write,allocate:MEMFS.stream_ops.allocate,mmap:MEMFS.stream_ops.mmap,msync:MEMFS.stream_ops.msync}},link:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,readlink:MEMFS.node_ops.readlink},stream:{}},chrdev:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:FS.chrdev_stream_ops}};var node=FS.createNode(parent,name,mode,dev);if(FS.isDir(node.mode)){node.node_ops=MEMFS.ops_table.dir.node;node.stream_ops=MEMFS.ops_table.dir.stream;node.contents={}}else if(FS.isFile(node.mode)){node.node_ops=MEMFS.ops_table.file.node;node.stream_ops=MEMFS.ops_table.file.stream;node.usedBytes=0;node.contents=null}else if(FS.isLink(node.mode)){node.node_ops=MEMFS.ops_table.link.node;node.stream_ops=MEMFS.ops_table.link.stream}else if(FS.isChrdev(node.mode)){node.node_ops=MEMFS.ops_table.chrdev.node;node.stream_ops=MEMFS.ops_table.chrdev.stream}node.timestamp=Date.now();if(parent){parent.contents[name]=node;parent.timestamp=node.timestamp}return node},getFileDataAsTypedArray(node){if(!node.contents)return new Uint8Array(0);if(node.contents.subarray)return node.contents.subarray(0,node.usedBytes);return new Uint8Array(node.contents)},expandFileStorage(node,newCapacity){var prevCapacity=node.contents?node.contents.length:0;if(prevCapacity>=newCapacity)return;var CAPACITY_DOUBLING_MAX=1024*1024;newCapacity=Math.max(newCapacity,prevCapacity*(prevCapacity>>0);if(prevCapacity!=0)newCapacity=Math.max(newCapacity,256);var oldContents=node.contents;node.contents=new Uint8Array(newCapacity);if(node.usedBytes>0)node.contents.set(oldContents.subarray(0,node.usedBytes),0)},resizeFileStorage(node,newSize){if(node.usedBytes==newSize)return;if(newSize==0){node.contents=null;node.usedBytes=0}else{var oldContents=node.contents;node.contents=new Uint8Array(newSize);if(oldContents){node.contents.set(oldContents.subarray(0,Math.min(newSize,node.usedBytes)))}node.usedBytes=newSize}},node_ops:{getattr(node){var attr={};attr.dev=FS.isChrdev(node.mode)?node.id:1;attr.ino=node.id;attr.mode=node.mode;attr.nlink=1;attr.uid=0;attr.gid=0;attr.rdev=node.rdev;if(FS.isDir(node.mode)){attr.size=4096}else if(FS.isFile(node.mode)){attr.size=node.usedBytes}else if(FS.isLink(node.mode)){attr.size=node.link.length}else{attr.size=0}attr.atime=new Date(node.timestamp);attr.mtime=new Date(node.timestamp);attr.ctime=new Date(node.timestamp);attr.blksize=4096;attr.blocks=Math.ceil(attr.size/attr.blksize);return attr},setattr(node,attr){if(attr.mode!==undefined){node.mode=attr.mode}if(attr.timestamp!==undefined){node.timestamp=attr.timestamp}if(attr.size!==undefined){MEMFS.resizeFileStorage(node,attr.size)}},lookup(parent,name){throw FS.genericErrors[44]},mknod(parent,name,mode,dev){return MEMFS.createNode(parent,name,mode,dev)},rename(old_node,new_dir,new_name){if(FS.isDir(old_node.mode)){var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(new_node){for(var i in new_node.contents){throw new FS.ErrnoError(55)}}}delete old_node.parent.contents[old_node.name];old_node.parent.timestamp=Date.now();old_node.name=new_name;new_dir.contents[new_name]=old_node;new_dir.timestamp=old_node.parent.timestamp},unlink(parent,name){delete parent.contents[name];parent.timestamp=Date.now()},rmdir(parent,name){var node=FS.lookupNode(parent,name);for(var i in node.contents){throw new FS.ErrnoError(55)}delete parent.contents[name];parent.timestamp=Date.now()},readdir(node){var entries=[".",".."];for(var key of Object.keys(node.contents)){entries.push(key)}return entries},symlink(parent,newname,oldpath){var node=MEMFS.createNode(parent,newname,511|40960,0);node.link=oldpath;return node},readlink(node){if(!FS.isLink(node.mode)){throw new FS.ErrnoError(28)}return node.link}},stream_ops:{read(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=stream.node.usedBytes)return 0;var size=Math.min(stream.node.usedBytes-position,length);if(size>8&&contents.subarray){buffer.set(contents.subarray(position,position+size),offset)}else{for(var i=0;i0||position+length{var dep=!noRunDep?getUniqueRunDependency(`al ${url}`):"";readAsync(url,arrayBuffer=>{onload(new Uint8Array(arrayBuffer));if(dep)removeRunDependency(dep)},event=>{if(onerror){onerror()}else{throw`Loading data file "${url}" failed.`}});if(dep)addRunDependency(dep)};var FS_createDataFile=(parent,name,fileData,canRead,canWrite,canOwn)=>{FS.createDataFile(parent,name,fileData,canRead,canWrite,canOwn)};var preloadPlugins=Module["preloadPlugins"]||[];var FS_handledByPreloadPlugin=(byteArray,fullname,finish,onerror)=>{if(typeof Browser!="undefined")Browser.init();var handled=false;preloadPlugins.forEach(plugin=>{if(handled)return;if(plugin["canHandle"](fullname)){plugin["handle"](byteArray,fullname,finish,onerror);handled=true}});return handled};var FS_createPreloadedFile=(parent,name,url,canRead,canWrite,onload,onerror,dontCreateFile,canOwn,preFinish)=>{var fullname=name?PATH_FS.resolve(PATH.join2(parent,name)):parent;var dep=getUniqueRunDependency(`cp ${fullname}`);function processData(byteArray){function finish(byteArray){preFinish?.();if(!dontCreateFile){FS_createDataFile(parent,name,byteArray,canRead,canWrite,canOwn)}onload?.();removeRunDependency(dep)}if(FS_handledByPreloadPlugin(byteArray,fullname,finish,()=>{onerror?.();removeRunDependency(dep)})){return}finish(byteArray)}addRunDependency(dep);if(typeof url=="string"){asyncLoad(url,processData,onerror)}else{processData(url)}};var FS_modeStringToFlags=str=>{var flagModes={r:0,"r+":2,w:512|64|1,"w+":512|64|2,a:1024|64|1,"a+":1024|64|2};var flags=flagModes[str];if(typeof flags=="undefined"){throw new Error(`Unknown file open mode: ${str}`)}return flags};var FS_getMode=(canRead,canWrite)=>{var mode=0;if(canRead)mode|=292|73;if(canWrite)mode|=146;return mode};var ERRNO_CODES={EPERM:63,ENOENT:44,ESRCH:71,EINTR:27,EIO:29,ENXIO:60,E2BIG:1,ENOEXEC:45,EBADF:8,ECHILD:12,EAGAIN:6,EWOULDBLOCK:6,ENOMEM:48,EACCES:2,EFAULT:21,ENOTBLK:105,EBUSY:10,EEXIST:20,EXDEV:75,ENODEV:43,ENOTDIR:54,EISDIR:31,EINVAL:28,ENFILE:41,EMFILE:33,ENOTTY:59,ETXTBSY:74,EFBIG:22,ENOSPC:51,ESPIPE:70,EROFS:69,EMLINK:34,EPIPE:64,EDOM:18,ERANGE:68,ENOMSG:49,EIDRM:24,ECHRNG:106,EL2NSYNC:156,EL3HLT:107,EL3RST:108,ELNRNG:109,EUNATCH:110,ENOCSI:111,EL2HLT:112,EDEADLK:16,ENOLCK:46,EBADE:113,EBADR:114,EXFULL:115,ENOANO:104,EBADRQC:103,EBADSLT:102,EDEADLOCK:16,EBFONT:101,ENOSTR:100,ENODATA:116,ETIME:117,ENOSR:118,ENONET:119,ENOPKG:120,EREMOTE:121,ENOLINK:47,EADV:122,ESRMNT:123,ECOMM:124,EPROTO:65,EMULTIHOP:36,EDOTDOT:125,EBADMSG:9,ENOTUNIQ:126,EBADFD:127,EREMCHG:128,ELIBACC:129,ELIBBAD:130,ELIBSCN:131,ELIBMAX:132,ELIBEXEC:133,ENOSYS:52,ENOTEMPTY:55,ENAMETOOLONG:37,ELOOP:32,EOPNOTSUPP:138,EPFNOSUPPORT:139,ECONNRESET:15,ENOBUFS:42,EAFNOSUPPORT:5,EPROTOTYPE:67,ENOTSOCK:57,ENOPROTOOPT:50,ESHUTDOWN:140,ECONNREFUSED:14,EADDRINUSE:3,ECONNABORTED:13,ENETUNREACH:40,ENETDOWN:38,ETIMEDOUT:73,EHOSTDOWN:142,EHOSTUNREACH:23,EINPROGRESS:26,EALREADY:7,EDESTADDRREQ:17,EMSGSIZE:35,EPROTONOSUPPORT:66,ESOCKTNOSUPPORT:137,EADDRNOTAVAIL:4,ENETRESET:39,EISCONN:30,ENOTCONN:53,ETOOMANYREFS:141,EUSERS:136,EDQUOT:19,ESTALE:72,ENOTSUP:138,ENOMEDIUM:148,EILSEQ:25,EOVERFLOW:61,ECANCELED:11,ENOTRECOVERABLE:56,EOWNERDEAD:62,ESTRPIPE:135};var PROXYFS={mount(mount){return PROXYFS.createNode(null,"/",mount.opts.fs.lstat(mount.opts.root).mode,0)},createNode(parent,name,mode,dev){if(!FS.isDir(mode)&&!FS.isFile(mode)&&!FS.isLink(mode)){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}var node=FS.createNode(parent,name,mode);node.node_ops=PROXYFS.node_ops;node.stream_ops=PROXYFS.stream_ops;return node},realPath(node){var parts=[];while(node.parent!==node){parts.push(node.name);node=node.parent}parts.push(node.mount.opts.root);parts.reverse();return PATH.join(...parts)},node_ops:{getattr(node){var path=PROXYFS.realPath(node);var stat;try{stat=node.mount.opts.fs.lstat(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return{dev:stat.dev,ino:stat.ino,mode:stat.mode,nlink:stat.nlink,uid:stat.uid,gid:stat.gid,rdev:stat.rdev,size:stat.size,atime:stat.atime,mtime:stat.mtime,ctime:stat.ctime,blksize:stat.blksize,blocks:stat.blocks}},setattr(node,attr){var path=PROXYFS.realPath(node);try{if(attr.mode!==undefined){node.mount.opts.fs.chmod(path,attr.mode);node.mode=attr.mode}if(attr.timestamp!==undefined){var date=new Date(attr.timestamp);node.mount.opts.fs.utime(path,date,date)}if(attr.size!==undefined){node.mount.opts.fs.truncate(path,attr.size)}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},lookup(parent,name){try{var path=PATH.join2(PROXYFS.realPath(parent),name);var mode=parent.mount.opts.fs.lstat(path).mode;var node=PROXYFS.createNode(parent,name,mode);return node}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},mknod(parent,name,mode,dev){var node=PROXYFS.createNode(parent,name,mode,dev);var path=PROXYFS.realPath(node);try{if(FS.isDir(node.mode)){node.mount.opts.fs.mkdir(path,node.mode)}else{node.mount.opts.fs.writeFile(path,"",{mode:node.mode})}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return node},rename(oldNode,newDir,newName){var oldPath=PROXYFS.realPath(oldNode);var newPath=PATH.join2(PROXYFS.realPath(newDir),newName);try{oldNode.mount.opts.fs.rename(oldPath,newPath);oldNode.name=newName}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},unlink(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.unlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},rmdir(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.rmdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readdir(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},symlink(parent,newName,oldPath){var newPath=PATH.join2(PROXYFS.realPath(parent),newName);try{parent.mount.opts.fs.symlink(oldPath,newPath)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readlink(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}}},stream_ops:{open(stream){var path=PROXYFS.realPath(stream.node);try{stream.nfd=stream.node.mount.opts.fs.open(path,stream.flags)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},close(stream){try{stream.node.mount.opts.fs.close(stream.nfd)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},read(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.read(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},write(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.write(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},llseek(stream,offset,whence){var position=offset;if(whence===1){position+=stream.position}else if(whence===2){if(FS.isFile(stream.node.mode)){try{var stat=stream.node.node_ops.getattr(stream.node);position+=stat.size}catch(e){throw new FS.ErrnoError(ERRNO_CODES[e.code])}}}if(position<0){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}return position}}};var FS={root:null,mounts:[],devices:{},streams:[],nextInode:1,nameTable:null,currentPath:"/",initialized:false,ignorePermissions:true,ErrnoError:class{constructor(errno){this.name="ErrnoError";this.errno=errno}},genericErrors:{},filesystems:null,syncFSRequests:0,FSStream:class{constructor(){this.shared={}}get object(){return this.node}set object(val){this.node=val}get isRead(){return(this.flags&2097155)!==1}get isWrite(){return(this.flags&2097155)!==0}get isAppend(){return this.flags&1024}get flags(){return this.shared.flags}set flags(val){this.shared.flags=val}get position(){return this.shared.position}set position(val){this.shared.position=val}},FSNode:class{constructor(parent,name,mode,rdev){if(!parent){parent=this}this.parent=parent;this.mount=parent.mount;this.mounted=null;this.id=FS.nextInode++;this.name=name;this.mode=mode;this.node_ops={};this.stream_ops={};this.rdev=rdev;this.readMode=292|73;this.writeMode=146}get read(){return(this.mode&this.readMode)===this.readMode}set read(val){val?this.mode|=this.readMode:this.mode&=~this.readMode}get write(){return(this.mode&this.writeMode)===this.writeMode}set write(val){val?this.mode|=this.writeMode:this.mode&=~this.writeMode}get isFolder(){return FS.isDir(this.mode)}get isDevice(){return FS.isChrdev(this.mode)}},lookupPath(path,opts={}){path=PATH_FS.resolve(path);if(!path)return{path:"",node:null};var defaults={follow_mount:true,recurse_count:0};opts=Object.assign(defaults,opts);if(opts.recurse_count>8){throw new FS.ErrnoError(32)}var parts=path.split("/").filter(p=>!!p);var current=FS.root;var current_path="/";for(var i=0;i40){throw new FS.ErrnoError(32)}}}}return{path:current_path,node:current}},getPath(node){var path;while(true){if(FS.isRoot(node)){var mount=node.mount.mountpoint;if(!path)return mount;return mount[mount.length-1]!=="/"?`${mount}/${path}`:mount+path}path=path?`${node.name}/${path}`:node.name;node=node.parent}},hashName(parentid,name){var hash=0;for(var i=0;i>>0)%FS.nameTable.length},hashAddNode(node){var hash=FS.hashName(node.parent.id,node.name);node.name_next=FS.nameTable[hash];FS.nameTable[hash]=node},hashRemoveNode(node){var hash=FS.hashName(node.parent.id,node.name);if(FS.nameTable[hash]===node){FS.nameTable[hash]=node.name_next}else{var current=FS.nameTable[hash];while(current){if(current.name_next===node){current.name_next=node.name_next;break}current=current.name_next}}},lookupNode(parent,name){var errCode=FS.mayLookup(parent);if(errCode){throw new FS.ErrnoError(errCode)}var hash=FS.hashName(parent.id,name);for(var node=FS.nameTable[hash];node;node=node.name_next){var nodeName=node.name;if(node.parent.id===parent.id&&nodeName===name){return node}}return FS.lookup(parent,name)},createNode(parent,name,mode,rdev){var node=new FS.FSNode(parent,name,mode,rdev);FS.hashAddNode(node);return node},destroyNode(node){FS.hashRemoveNode(node)},isRoot(node){return node===node.parent},isMountpoint(node){return!!node.mounted},isFile(mode){return(mode&61440)===32768},isDir(mode){return(mode&61440)===16384},isLink(mode){return(mode&61440)===40960},isChrdev(mode){return(mode&61440)===8192},isBlkdev(mode){return(mode&61440)===24576},isFIFO(mode){return(mode&61440)===4096},isSocket(mode){return(mode&49152)===49152},flagsToPermissionString(flag){var perms=["r","w","rw"][flag&3];if(flag&512){perms+="w"}return perms},nodePermissions(node,perms){if(FS.ignorePermissions){return 0}if(perms.includes("r")&&!(node.mode&292)){return 2}else if(perms.includes("w")&&!(node.mode&146)){return 2}else if(perms.includes("x")&&!(node.mode&73)){return 2}return 0},mayLookup(dir){if(!FS.isDir(dir.mode))return 54;var errCode=FS.nodePermissions(dir,"x");if(errCode)return errCode;if(!dir.node_ops.lookup)return 2;return 0},mayCreate(dir,name){try{var node=FS.lookupNode(dir,name);return 20}catch(e){}return FS.nodePermissions(dir,"wx")},mayDelete(dir,name,isdir){var node;try{node=FS.lookupNode(dir,name)}catch(e){return e.errno}var errCode=FS.nodePermissions(dir,"wx");if(errCode){return errCode}if(isdir){if(!FS.isDir(node.mode)){return 54}if(FS.isRoot(node)||FS.getPath(node)===FS.cwd()){return 10}}else{if(FS.isDir(node.mode)){return 31}}return 0},mayOpen(node,flags){if(!node){return 44}if(FS.isLink(node.mode)){return 32}else if(FS.isDir(node.mode)){if(FS.flagsToPermissionString(flags)!=="r"||flags&512){return 31}}return FS.nodePermissions(node,FS.flagsToPermissionString(flags))},MAX_OPEN_FDS:4096,nextfd(){for(var fd=0;fd<=FS.MAX_OPEN_FDS;fd++){if(!FS.streams[fd]){return fd}}throw new FS.ErrnoError(33)},getStreamChecked(fd){var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}return stream},getStream:fd=>FS.streams[fd],createStream(stream,fd=-1){stream=Object.assign(new FS.FSStream,stream);if(fd==-1){fd=FS.nextfd()}stream.fd=fd;FS.streams[fd]=stream;return stream},closeStream(fd){FS.streams[fd]=null},dupStream(origStream,fd=-1){var stream=FS.createStream(origStream,fd);stream.stream_ops?.dup?.(stream);return stream},chrdev_stream_ops:{open(stream){var device=FS.getDevice(stream.node.rdev);stream.stream_ops=device.stream_ops;stream.stream_ops.open?.(stream)},llseek(){throw new FS.ErrnoError(70)}},major:dev=>dev>>8,minor:dev=>dev&255,makedev:(ma,mi)=>ma<<8|mi,registerDevice(dev,ops){FS.devices[dev]={stream_ops:ops}},getDevice:dev=>FS.devices[dev],getMounts(mount){var mounts=[];var check=[mount];while(check.length){var m=check.pop();mounts.push(m);check.push(...m.mounts)}return mounts},syncfs(populate,callback){if(typeof populate=="function"){callback=populate;populate=false}FS.syncFSRequests++;if(FS.syncFSRequests>1){err(`warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work`)}var mounts=FS.getMounts(FS.root.mount);var completed=0;function doCallback(errCode){FS.syncFSRequests--;return callback(errCode)}function done(errCode){if(errCode){if(!done.errored){done.errored=true;return doCallback(errCode)}return}if(++completed>=mounts.length){doCallback(null)}}mounts.forEach(mount=>{if(!mount.type.syncfs){return done(null)}mount.type.syncfs(mount,populate,done)})},mount(type,opts,mountpoint){var root=mountpoint==="/";var pseudo=!mountpoint;var node;if(root&&FS.root){throw new FS.ErrnoError(10)}else if(!root&&!pseudo){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});mountpoint=lookup.path;node=lookup.node;if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}if(!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}}var mount={type:type,opts:opts,mountpoint:mountpoint,mounts:[]};var mountRoot=type.mount(mount);mountRoot.mount=mount;mount.root=mountRoot;if(root){FS.root=mountRoot}else if(node){node.mounted=mount;if(node.mount){node.mount.mounts.push(mount)}}return mountRoot},unmount(mountpoint){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});if(!FS.isMountpoint(lookup.node)){throw new FS.ErrnoError(28)}var node=lookup.node;var mount=node.mounted;var mounts=FS.getMounts(mount);Object.keys(FS.nameTable).forEach(hash=>{var current=FS.nameTable[hash];while(current){var next=current.name_next;if(mounts.includes(current.mount)){FS.destroyNode(current)}current=next}});node.mounted=null;var idx=node.mount.mounts.indexOf(mount);node.mount.mounts.splice(idx,1)},lookup(parent,name){return parent.node_ops.lookup(parent,name)},mknod(path,mode,dev){var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);if(!name||name==="."||name===".."){throw new FS.ErrnoError(28)}var errCode=FS.mayCreate(parent,name);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.mknod){throw new FS.ErrnoError(63)}return parent.node_ops.mknod(parent,name,mode,dev)},create(path,mode){mode=mode!==undefined?mode:438;mode&=4095;mode|=32768;return FS.mknod(path,mode,0)},mkdir(path,mode){mode=mode!==undefined?mode:511;mode&=511|512;mode|=16384;return FS.mknod(path,mode,0)},mkdirTree(path,mode){var dirs=path.split("/");var d="";for(var i=0;iFS.currentPath,chdir(path){var lookup=FS.lookupPath(path,{follow:true});if(lookup.node===null){throw new FS.ErrnoError(44)}if(!FS.isDir(lookup.node.mode)){throw new FS.ErrnoError(54)}var errCode=FS.nodePermissions(lookup.node,"x");if(errCode){throw new FS.ErrnoError(errCode)}FS.currentPath=lookup.path},createDefaultDirectories(){FS.mkdir("/tmp");FS.mkdir("/home");FS.mkdir("/home/web_user")},createDefaultDevices(){FS.mkdir("/dev");FS.registerDevice(FS.makedev(1,3),{read:()=>0,write:(stream,buffer,offset,length,pos)=>length});FS.mkdev("/dev/null",FS.makedev(1,3));TTY.register(FS.makedev(5,0),TTY.default_tty_ops);TTY.register(FS.makedev(6,0),TTY.default_tty1_ops);FS.mkdev("/dev/tty",FS.makedev(5,0));FS.mkdev("/dev/tty1",FS.makedev(6,0));var randomBuffer=new Uint8Array(1024),randomLeft=0;var randomByte=()=>{if(randomLeft===0){randomLeft=randomFill(randomBuffer).byteLength}return randomBuffer[--randomLeft]};FS.createDevice("/dev","random",randomByte);FS.createDevice("/dev","urandom",randomByte);FS.mkdir("/dev/shm");FS.mkdir("/dev/shm/tmp")},createSpecialDirectories(){FS.mkdir("/proc");var proc_self=FS.mkdir("/proc/self");FS.mkdir("/proc/self/fd");FS.mount({mount(){var node=FS.createNode(proc_self,"fd",16384|511,73);node.node_ops={lookup(parent,name){var fd=+name;var stream=FS.getStreamChecked(fd);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}};return node}},{},"/proc/self/fd")},createStandardStreams(){if(Module["stdin"]){FS.createDevice("/dev","stdin",Module["stdin"])}else{FS.symlink("/dev/tty","/dev/stdin")}if(Module["stdout"]){FS.createDevice("/dev","stdout",null,Module["stdout"])}else{FS.symlink("/dev/tty","/dev/stdout")}if(Module["stderr"]){FS.createDevice("/dev","stderr",null,Module["stderr"])}else{FS.symlink("/dev/tty1","/dev/stderr")}var stdin=FS.open("/dev/stdin",0);var stdout=FS.open("/dev/stdout",1);var stderr=FS.open("/dev/stderr",1)},staticInit(){[44].forEach(code=>{FS.genericErrors[code]=new FS.ErrnoError(code);FS.genericErrors[code].stack=""});FS.nameTable=new Array(4096);FS.mount(MEMFS,{},"/");FS.createDefaultDirectories();FS.createDefaultDevices();FS.createSpecialDirectories();FS.filesystems={MEMFS:MEMFS,PROXYFS:PROXYFS}},init(input,output,error){FS.init.initialized=true;Module["stdin"]=input||Module["stdin"];Module["stdout"]=output||Module["stdout"];Module["stderr"]=error||Module["stderr"];FS.createStandardStreams()},quit(){FS.init.initialized=false;_fflush(0);for(var i=0;ithis.length-1||idx<0){return undefined}var chunkOffset=idx%this.chunkSize;var chunkNum=idx/this.chunkSize|0;return this.getter(chunkNum)[chunkOffset]}setDataGetter(getter){this.getter=getter}cacheLength(){var xhr=new XMLHttpRequest;xhr.open("HEAD",url,false);xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);var datalength=Number(xhr.getResponseHeader("Content-length"));var header;var hasByteServing=(header=xhr.getResponseHeader("Accept-Ranges"))&&header==="bytes";var usesGzip=(header=xhr.getResponseHeader("Content-Encoding"))&&header==="gzip";var chunkSize=1024*1024;if(!hasByteServing)chunkSize=datalength;var doXHR=(from,to)=>{if(from>to)throw new Error("invalid range ("+from+", "+to+") or no bytes requested!");if(to>datalength-1)throw new Error("only "+datalength+" bytes available! programmer error!");var xhr=new XMLHttpRequest;xhr.open("GET",url,false);if(datalength!==chunkSize)xhr.setRequestHeader("Range","bytes="+from+"-"+to);xhr.responseType="arraybuffer";if(xhr.overrideMimeType){xhr.overrideMimeType("text/plain; charset=x-user-defined")}xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);if(xhr.response!==undefined){return new Uint8Array(xhr.response||[])}return intArrayFromString(xhr.responseText||"",true)};var lazyArray=this;lazyArray.setDataGetter(chunkNum=>{var start=chunkNum*chunkSize;var end=(chunkNum+1)*chunkSize-1;end=Math.min(end,datalength-1);if(typeof lazyArray.chunks[chunkNum]=="undefined"){lazyArray.chunks[chunkNum]=doXHR(start,end)}if(typeof lazyArray.chunks[chunkNum]=="undefined")throw new Error("doXHR failed!");return lazyArray.chunks[chunkNum]});if(usesGzip||!datalength){chunkSize=datalength=1;datalength=this.getter(0).length;chunkSize=datalength;out("LazyFiles on gzip forces download of the whole file when length is accessed")}this._length=datalength;this._chunkSize=chunkSize;this.lengthKnown=true}get length(){if(!this.lengthKnown){this.cacheLength()}return this._length}get chunkSize(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}}if(typeof XMLHttpRequest!="undefined"){if(!ENVIRONMENT_IS_WORKER)throw"Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc";var lazyArray=new LazyUint8Array;var properties={isDevice:false,contents:lazyArray}}else{var properties={isDevice:false,url:url}}var node=FS.createFile(parent,name,properties,canRead,canWrite);if(properties.contents){node.contents=properties.contents}else if(properties.url){node.contents=null;node.url=properties.url}Object.defineProperties(node,{usedBytes:{get:function(){return this.contents.length}}});var stream_ops={};var keys=Object.keys(node.stream_ops);keys.forEach(key=>{var fn=node.stream_ops[key];stream_ops[key]=(...args)=>{FS.forceLoadFile(node);return fn(...args)}});function writeChunks(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=contents.length)return 0;var size=Math.min(contents.length-position,length);if(contents.slice){for(var i=0;i{FS.forceLoadFile(node);return writeChunks(stream,buffer,offset,length,position)};stream_ops.mmap=(stream,length,position,prot,flags)=>{FS.forceLoadFile(node);var ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}writeChunks(stream,HEAP8,ptr,length,position);return{ptr:ptr,allocated:true}};node.stream_ops=stream_ops;return node}};Module["FS"]=FS;var SOCKFS={mount(mount){Module["websocket"]=Module["websocket"]&&"object"===typeof Module["websocket"]?Module["websocket"]:{};Module["websocket"]._callbacks={};Module["websocket"]["on"]=function(event,callback){if("function"===typeof callback){this._callbacks[event]=callback}return this};Module["websocket"].emit=function(event,param){if("function"===typeof this._callbacks[event]){this._callbacks[event].call(this,param)}};return FS.createNode(null,"/",16384|511,0)},createSocket(family,type,protocol){type&=~526336;var streaming=type==1;if(streaming&&protocol&&protocol!=6){throw new FS.ErrnoError(66)}var sock={family:family,type:type,protocol:protocol,server:null,error:null,peers:{},pending:[],recv_queue:[],sock_ops:SOCKFS.websocket_sock_ops};var name=SOCKFS.nextname();var node=FS.createNode(SOCKFS.root,name,49152,0);node.sock=sock;var stream=FS.createStream({path:name,node:node,flags:2,seekable:false,stream_ops:SOCKFS.stream_ops});sock.stream=stream;return sock},getSocket(fd){var stream=FS.getStream(fd);if(!stream||!FS.isSocket(stream.node.mode)){return null}return stream.node.sock},stream_ops:{poll(stream){var sock=stream.node.sock;return sock.sock_ops.poll(sock)},ioctl(stream,request,varargs){var sock=stream.node.sock;return sock.sock_ops.ioctl(sock,request,varargs)},read(stream,buffer,offset,length,position){var sock=stream.node.sock;var msg=sock.sock_ops.recvmsg(sock,length);if(!msg){return 0}buffer.set(msg.buffer,offset);return msg.buffer.length},write(stream,buffer,offset,length,position){var sock=stream.node.sock;return sock.sock_ops.sendmsg(sock,buffer,offset,length)},close(stream){var sock=stream.node.sock;sock.sock_ops.close(sock)}},nextname(){if(!SOCKFS.nextname.current){SOCKFS.nextname.current=0}return"socket["+SOCKFS.nextname.current+++"]"},websocket_sock_ops:{createPeer(sock,addr,port){var ws;if(typeof addr=="object"){ws=addr;addr=null;port=null}if(ws){if(ws._socket){addr=ws._socket.remoteAddress;port=ws._socket.remotePort}else{var result=/ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url);if(!result){throw new Error("WebSocket URL must be in the format ws(s)://address:port")}addr=result[1];port=parseInt(result[2],10)}}else{try{var runtimeConfig=Module["websocket"]&&"object"===typeof Module["websocket"];var url="ws:#".replace("#","//");if(runtimeConfig){if("function"===typeof Module["websocket"]["url"]) { -url = Module["websocket"]["url"](...arguments); -}else if ("string" === typeof Module["websocket"]["url"]){url=Module["websocket"]["url"]}}if(url==="ws://"||url==="wss://"){var parts=addr.split("/");url=url+parts[0]+":"+port+"/"+parts.slice(1).join("/")}var subProtocols="binary";if(runtimeConfig){if("string"===typeof Module["websocket"]["subprotocol"]){subProtocols=Module["websocket"]["subprotocol"]}}var opts=undefined;if(subProtocols!=="null"){subProtocols=subProtocols.replace(/^ +| +$/g,"").split(/ *, */);opts=subProtocols}if(runtimeConfig&&null===Module["websocket"]["subprotocol"]){subProtocols="null";opts=undefined}var WebSocketConstructor;{WebSocketConstructor=WebSocket}if (Module['websocket']['decorator']) {WebSocketConstructor = Module['websocket']['decorator'](WebSocketConstructor);}ws = new WebSocketConstructor(url,opts);ws.binaryType="arraybuffer"}catch(e){throw new FS.ErrnoError(23)}}var peer={addr:addr,port:port,socket:ws,dgram_send_queue:[]};SOCKFS.websocket_sock_ops.addPeer(sock,peer);SOCKFS.websocket_sock_ops.handlePeerEvents(sock,peer);if(sock.type===2&&typeof sock.sport!="undefined"){peer.dgram_send_queue.push(new Uint8Array([255,255,255,255,"p".charCodeAt(0),"o".charCodeAt(0),"r".charCodeAt(0),"t".charCodeAt(0),(sock.sport&65280)>>8,sock.sport&255]))}return peer},getPeer(sock,addr,port){return sock.peers[addr+":"+port]},addPeer(sock,peer){sock.peers[peer.addr+":"+peer.port]=peer},removePeer(sock,peer){delete sock.peers[peer.addr+":"+peer.port]},handlePeerEvents(sock,peer){var first=true;var handleOpen=function(){Module["websocket"].emit("open",sock.stream.fd);try{var queued=peer.dgram_send_queue.shift();while(queued){peer.socket.send(queued);queued=peer.dgram_send_queue.shift()}}catch(e){peer.socket.close()}};function handleMessage(data){if(typeof data=="string"){var encoder=new TextEncoder;data=encoder.encode(data)}else{assert(data.byteLength!==undefined);if(data.byteLength==0){return}data=new Uint8Array(data)}var wasfirst=first;first=false;if(wasfirst&&data.length===10&&data[0]===255&&data[1]===255&&data[2]===255&&data[3]===255&&data[4]==="p".charCodeAt(0)&&data[5]==="o".charCodeAt(0)&&data[6]==="r".charCodeAt(0)&&data[7]==="t".charCodeAt(0)){var newport=data[8]<<8|data[9];SOCKFS.websocket_sock_ops.removePeer(sock,peer);peer.port=newport;SOCKFS.websocket_sock_ops.addPeer(sock,peer);return}sock.recv_queue.push({addr:peer.addr,port:peer.port,data:data});Module["websocket"].emit("message",sock.stream.fd)}if(ENVIRONMENT_IS_NODE){peer.socket.on("open",handleOpen);peer.socket.on("message",function(data,isBinary){if(!isBinary){return}handleMessage(new Uint8Array(data).buffer)});peer.socket.on("close",function(){Module["websocket"].emit("close",sock.stream.fd)});peer.socket.on("error",function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])})}else{peer.socket.onopen=handleOpen;peer.socket.onclose=function(){Module["websocket"].emit("close",sock.stream.fd)};peer.socket.onmessage=function peer_socket_onmessage(event){handleMessage(event.data)};peer.socket.onerror=function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])}}},poll(sock){if(sock.type===1&&sock.server){return sock.pending.length?64|1:0}var mask=0;var dest=sock.type===1?SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport):null;if(sock.recv_queue.length||!dest||dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=64|1}if(!dest||dest&&dest.socket.readyState===dest.socket.OPEN){mask|=4}if(dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=16}return mask},ioctl(sock,request,arg){switch(request){case 21531:var bytes=0;if(sock.recv_queue.length){bytes=sock.recv_queue[0].data.length}HEAP32[arg>>2]=bytes;return 0;default:return 28}},close(sock){if(sock.server){try{sock.server.close()}catch(e){}sock.server=null}var peers=Object.keys(sock.peers);for(var i=0;i{var socket=SOCKFS.getSocket(fd);if(!socket)throw new FS.ErrnoError(8);return socket};var inetPton4=str=>{var b=str.split(".");for(var i=0;i<4;i++){var tmp=Number(b[i]);if(isNaN(tmp))return null;b[i]=tmp}return(b[0]|b[1]<<8|b[2]<<16|b[3]<<24)>>>0};var jstoi_q=str=>parseInt(str);var inetPton6=str=>{var words;var w,offset,z;var valid6regx=/^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i;var parts=[];if(!valid6regx.test(str)){return null}if(str==="::"){return[0,0,0,0,0,0,0,0]}if(str.startsWith("::")){str=str.replace("::","Z:")}else{str=str.replace("::",":Z:")}if(str.indexOf(".")>0){str=str.replace(new RegExp("[.]","g"),":");words=str.split(":");words[words.length-4]=jstoi_q(words[words.length-4])+jstoi_q(words[words.length-3])*256;words[words.length-3]=jstoi_q(words[words.length-2])+jstoi_q(words[words.length-1])*256;words=words.slice(0,words.length-2)}else{words=str.split(":")}offset=0;z=0;for(w=0;w{switch(family){case 2:addr=inetPton4(addr);zeroMemory(sa,16);if(addrlen){HEAP32[addrlen>>2]=16}HEAP16[sa>>1]=family;HEAP32[sa+4>>2]=addr;HEAP16[sa+2>>1]=_htons(port);break;case 10:addr=inetPton6(addr);zeroMemory(sa,28);if(addrlen){HEAP32[addrlen>>2]=28}HEAP32[sa>>2]=family;HEAP32[sa+8>>2]=addr[0];HEAP32[sa+12>>2]=addr[1];HEAP32[sa+16>>2]=addr[2];HEAP32[sa+20>>2]=addr[3];HEAP16[sa+2>>1]=_htons(port);break;default:return 5}return 0};var DNS={address_map:{id:1,addrs:{},names:{}},lookup_name(name){var res=inetPton4(name);if(res!==null){return name}res=inetPton6(name);if(res!==null){return name}var addr;if(DNS.address_map.addrs[name]){addr=DNS.address_map.addrs[name]}else{var id=DNS.address_map.id++;assert(id<65535,"exceeded max address mappings of 65535");addr="172.29."+(id&255)+"."+(id&65280);DNS.address_map.names[addr]=name;DNS.address_map.addrs[name]=addr}return addr},lookup_addr(addr){if(DNS.address_map.names[addr]){return DNS.address_map.names[addr]}return null}};function ___syscall_accept4(fd,addr,addrlen,flags,d1,d2){try{var sock=getSocketFromFD(fd);var newsock=sock.sock_ops.accept(sock);if(addr){var errno=writeSockaddr(addr,newsock.family,DNS.lookup_name(newsock.daddr),newsock.dport,addrlen)}return newsock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var inetNtop4=addr=>(addr&255)+"."+(addr>>8&255)+"."+(addr>>16&255)+"."+(addr>>24&255);var inetNtop6=ints=>{var str="";var word=0;var longest=0;var lastzero=0;var zstart=0;var len=0;var i=0;var parts=[ints[0]&65535,ints[0]>>16,ints[1]&65535,ints[1]>>16,ints[2]&65535,ints[2]>>16,ints[3]&65535,ints[3]>>16];var hasipv4=true;var v4part="";for(i=0;i<5;i++){if(parts[i]!==0){hasipv4=false;break}}if(hasipv4){v4part=inetNtop4(parts[6]|parts[7]<<16);if(parts[5]===-1){str="::ffff:";str+=v4part;return str}if(parts[5]===0){str="::";if(v4part==="0.0.0.0")v4part="";if(v4part==="0.0.0.1")v4part="1";str+=v4part;return str}}for(word=0;word<8;word++){if(parts[word]===0){if(word-lastzero>1){len=0}lastzero=word;len++}if(len>longest){longest=len;zstart=word-longest+1}}for(word=0;word<8;word++){if(longest>1){if(parts[word]===0&&word>=zstart&&word{var family=HEAP16[sa>>1];var port=_ntohs(HEAPU16[sa+2>>1]);var addr;switch(family){case 2:if(salen!==16){return{errno:28}}addr=HEAP32[sa+4>>2];addr=inetNtop4(addr);break;case 10:if(salen!==28){return{errno:28}}addr=[HEAP32[sa+8>>2],HEAP32[sa+12>>2],HEAP32[sa+16>>2],HEAP32[sa+20>>2]];addr=inetNtop6(addr);break;default:return{errno:5}}return{family:family,addr:addr,port:port}};var getSocketAddress=(addrp,addrlen,allowNull)=>{if(allowNull&&addrp===0)return null;var info=readSockaddr(addrp,addrlen);if(info.errno)throw new FS.ErrnoError(info.errno);info.addr=DNS.lookup_addr(info.addr)||info.addr;return info};function ___syscall_bind(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.bind(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var SYSCALLS={DEFAULT_POLLMASK:5,calculateAt(dirfd,path,allowEmpty){if(PATH.isAbs(path)){return path}var dir;if(dirfd===-100){dir=FS.cwd()}else{var dirstream=SYSCALLS.getStreamFromFD(dirfd);dir=dirstream.path}if(path.length==0){if(!allowEmpty){throw new FS.ErrnoError(44)}return dir}return PATH.join2(dir,path)},doStat(func,path,buf){var stat=func(path);HEAP32[buf>>2]=stat.dev;HEAP32[buf+4>>2]=stat.mode;HEAPU32[buf+8>>2]=stat.nlink;HEAP32[buf+12>>2]=stat.uid;HEAP32[buf+16>>2]=stat.gid;HEAP32[buf+20>>2]=stat.rdev;tempI64=[stat.size>>>0,(tempDouble=stat.size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+24>>2]=tempI64[0],HEAP32[buf+28>>2]=tempI64[1];HEAP32[buf+32>>2]=4096;HEAP32[buf+36>>2]=stat.blocks;var atime=stat.atime.getTime();var mtime=stat.mtime.getTime();var ctime=stat.ctime.getTime();tempI64=[Math.floor(atime/1e3)>>>0,(tempDouble=Math.floor(atime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+40>>2]=tempI64[0],HEAP32[buf+44>>2]=tempI64[1];HEAPU32[buf+48>>2]=atime%1e3*1e3;tempI64=[Math.floor(mtime/1e3)>>>0,(tempDouble=Math.floor(mtime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+56>>2]=tempI64[0],HEAP32[buf+60>>2]=tempI64[1];HEAPU32[buf+64>>2]=mtime%1e3*1e3;tempI64=[Math.floor(ctime/1e3)>>>0,(tempDouble=Math.floor(ctime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+72>>2]=tempI64[0],HEAP32[buf+76>>2]=tempI64[1];HEAPU32[buf+80>>2]=ctime%1e3*1e3;tempI64=[stat.ino>>>0,(tempDouble=stat.ino,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+88>>2]=tempI64[0],HEAP32[buf+92>>2]=tempI64[1];return 0},doMsync(addr,stream,len,flags,offset){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}if(flags&2){return 0}var buffer=HEAPU8.slice(addr,addr+len);FS.msync(stream,buffer,offset,len,flags)},getStreamFromFD(fd){var stream=FS.getStreamChecked(fd);return stream},varargs:undefined,getStr(ptr){var ret=UTF8ToString(ptr);return ret}};function ___syscall_chdir(path){try{path=SYSCALLS.getStr(path);FS.chdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_chmod(path,mode){try{path=SYSCALLS.getStr(path);FS.chmod(path,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_connect(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.connect(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup(fd){try{var old=SYSCALLS.getStreamFromFD(fd);return FS.dupStream(old).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup3(fd,newfd,flags){try{var old=SYSCALLS.getStreamFromFD(fd);if(old.fd===newfd)return-28;var existing=FS.getStream(newfd);if(existing)FS.close(existing);return FS.dupStream(old,newfd).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_faccessat(dirfd,path,amode,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(amode&~7){return-28}var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;if(!node){return-44}var perms="";if(amode&4)perms+="r";if(amode&2)perms+="w";if(amode&1)perms+="x";if(perms&&FS.nodePermissions(node,perms)){return-2}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchmod(fd,mode){try{FS.fchmod(fd,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchown32(fd,owner,group){try{FS.fchown(fd,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchownat(dirfd,path,owner,group,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;flags=flags&~256;path=SYSCALLS.calculateAt(dirfd,path);(nofollow?FS.lchown:FS.chown)(path,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function syscallGetVarargI(){var ret=HEAP32[+SYSCALLS.varargs>>2];SYSCALLS.varargs+=4;return ret}var syscallGetVarargP=syscallGetVarargI;function ___syscall_fcntl64(fd,cmd,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(cmd){case 0:{var arg=syscallGetVarargI();if(arg<0){return-28}while(FS.streams[arg]){arg++}var newStream;newStream=FS.dupStream(stream,arg);return newStream.fd}case 1:case 2:return 0;case 3:return stream.flags;case 4:{var arg=syscallGetVarargI();stream.flags|=arg;return 0}case 12:{var arg=syscallGetVarargP();var offset=0;HEAP16[arg+offset>>1]=2;return 0}case 13:case 14:return 0}return-28}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fstat64(fd,buf){try{var stream=SYSCALLS.getStreamFromFD(fd);return SYSCALLS.doStat(FS.stat,stream.path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var convertI32PairToI53Checked=(lo,hi)=>hi+2097152>>>0<4194305-!!lo?(lo>>>0)+hi*4294967296:NaN;function ___syscall_ftruncate64(fd,length_low,length_high){var length=convertI32PairToI53Checked(length_low,length_high);try{if(isNaN(length))return 61;FS.ftruncate(fd,length);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var stringToUTF8=(str,outPtr,maxBytesToWrite)=>stringToUTF8Array(str,HEAPU8,outPtr,maxBytesToWrite);Module["stringToUTF8"]=stringToUTF8;function ___syscall_getcwd(buf,size){try{if(size===0)return-28;var cwd=FS.cwd();var cwdLengthInBytes=lengthBytesUTF8(cwd)+1;if(size>>0,(tempDouble=id,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos>>2]=tempI64[0],HEAP32[dirp+pos+4>>2]=tempI64[1];tempI64=[(idx+1)*struct_size>>>0,(tempDouble=(idx+1)*struct_size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos+8>>2]=tempI64[0],HEAP32[dirp+pos+12>>2]=tempI64[1];HEAP16[dirp+pos+16>>1]=280;HEAP8[dirp+pos+18]=type;stringToUTF8(name,dirp+pos+19,256);pos+=struct_size;idx+=1}FS.llseek(stream,idx*struct_size,0);return pos}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getpeername(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);if(!sock.daddr){return-53}var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.daddr),sock.dport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockname(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.saddr||"0.0.0.0"),sock.sport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockopt(fd,level,optname,optval,optlen,d1){try{var sock=getSocketFromFD(fd);if(level===1){if(optname===4){HEAP32[optval>>2]=sock.error;HEAP32[optlen>>2]=4;sock.error=null;return 0}}return-50}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_ioctl(fd,op,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(op){case 21509:{if(!stream.tty)return-59;return 0}case 21505:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcgets){var termios=stream.tty.ops.ioctl_tcgets(stream);var argp=syscallGetVarargP();HEAP32[argp>>2]=termios.c_iflag||0;HEAP32[argp+4>>2]=termios.c_oflag||0;HEAP32[argp+8>>2]=termios.c_cflag||0;HEAP32[argp+12>>2]=termios.c_lflag||0;for(var i=0;i<32;i++){HEAP8[argp+i+17]=termios.c_cc[i]||0}return 0}return 0}case 21510:case 21511:case 21512:{if(!stream.tty)return-59;return 0}case 21506:case 21507:case 21508:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcsets){var argp=syscallGetVarargP();var c_iflag=HEAP32[argp>>2];var c_oflag=HEAP32[argp+4>>2];var c_cflag=HEAP32[argp+8>>2];var c_lflag=HEAP32[argp+12>>2];var c_cc=[];for(var i=0;i<32;i++){c_cc.push(HEAP8[argp+i+17])}return stream.tty.ops.ioctl_tcsets(stream.tty,op,{c_iflag:c_iflag,c_oflag:c_oflag,c_cflag:c_cflag,c_lflag:c_lflag,c_cc:c_cc})}return 0}case 21519:{if(!stream.tty)return-59;var argp=syscallGetVarargP();HEAP32[argp>>2]=0;return 0}case 21520:{if(!stream.tty)return-59;return-28}case 21531:{var argp=syscallGetVarargP();return FS.ioctl(stream,op,argp)}case 21523:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tiocgwinsz){var winsize=stream.tty.ops.ioctl_tiocgwinsz(stream.tty);var argp=syscallGetVarargP();HEAP16[argp>>1]=winsize[0];HEAP16[argp+2>>1]=winsize[1]}return 0}case 21524:{if(!stream.tty)return-59;return 0}case 21515:{if(!stream.tty)return-59;return 0}default:return-28}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_listen(fd,backlog){try{var sock=getSocketFromFD(fd);sock.sock_ops.listen(sock,backlog);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_lstat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.lstat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_mkdirat(dirfd,path,mode){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);path=PATH.normalize(path);if(path[path.length-1]==="/")path=path.substr(0,path.length-1);FS.mkdir(path,mode,0);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_newfstatat(dirfd,path,buf,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;var allowEmpty=flags&4096;flags=flags&~6400;path=SYSCALLS.calculateAt(dirfd,path,allowEmpty);return SYSCALLS.doStat(nofollow?FS.lstat:FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_openat(dirfd,path,flags,varargs){SYSCALLS.varargs=varargs;try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);var mode=varargs?syscallGetVarargI():0;return FS.open(path,flags,mode).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var PIPEFS={BUCKET_BUFFER_SIZE:8192,mount(mount){return FS.createNode(null,"/",16384|511,0)},createPipe(){var pipe={buckets:[],refcnt:2};pipe.buckets.push({buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:0,roffset:0});var rName=PIPEFS.nextname();var wName=PIPEFS.nextname();var rNode=FS.createNode(PIPEFS.root,rName,4096,0);var wNode=FS.createNode(PIPEFS.root,wName,4096,0);rNode.pipe=pipe;wNode.pipe=pipe;var readableStream=FS.createStream({path:rName,node:rNode,flags:0,seekable:false,stream_ops:PIPEFS.stream_ops});rNode.stream=readableStream;var writableStream=FS.createStream({path:wName,node:wNode,flags:1,seekable:false,stream_ops:PIPEFS.stream_ops});wNode.stream=writableStream;return{readable_fd:readableStream.fd,writable_fd:writableStream.fd}},stream_ops:{poll(stream){var pipe=stream.node.pipe;if((stream.flags&2097155)===1){return 256|4}if(pipe.buckets.length>0){for(var i=0;i0){return 64|1}}}return 0},ioctl(stream,request,varargs){return 28},fsync(stream){return 28},read(stream,buffer,offset,length,position){var pipe=stream.node.pipe;var currentLength=0;for(var i=0;i=dataLen){currBucket.buffer.set(data,currBucket.offset);currBucket.offset+=dataLen;return dataLen}else if(freeBytesInCurrBuffer>0){currBucket.buffer.set(data.subarray(0,freeBytesInCurrBuffer),currBucket.offset);currBucket.offset+=freeBytesInCurrBuffer;data=data.subarray(freeBytesInCurrBuffer,data.byteLength)}var numBuckets=data.byteLength/PIPEFS.BUCKET_BUFFER_SIZE|0;var remElements=data.byteLength%PIPEFS.BUCKET_BUFFER_SIZE;for(var i=0;i0){var newBucket={buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:data.byteLength,roffset:0};pipe.buckets.push(newBucket);newBucket.buffer.set(data)}return dataLen},close(stream){var pipe=stream.node.pipe;pipe.refcnt--;if(pipe.refcnt===0){pipe.buckets=null}}},nextname(){if(!PIPEFS.nextname.current){PIPEFS.nextname.current=0}return"pipe["+PIPEFS.nextname.current+++"]"}};function ___syscall_pipe(fdPtr){try{if(fdPtr==0){throw new FS.ErrnoError(21)}var res=PIPEFS.createPipe();HEAP32[fdPtr>>2]=res.readable_fd;HEAP32[fdPtr+4>>2]=res.writable_fd;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_poll(fds,nfds,timeout){try{var nonzero=0;for(var i=0;i>2];var events=HEAP16[pollfd+4>>1];var mask=32;var stream=FS.getStream(fd);if(stream){mask=SYSCALLS.DEFAULT_POLLMASK;if (stream.stream_ops?.poll){mask=stream.stream_ops.poll(stream,-1)}}mask&=events|8|16;if(mask)nonzero++;HEAP16[pollfd+6>>1]=mask}return nonzero}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_readlinkat(dirfd,path,buf,bufsize){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(bufsize<=0)return-28;var ret=FS.readlink(path);var len=Math.min(bufsize,lengthBytesUTF8(ret));var endChar=HEAP8[buf+len];stringToUTF8(ret,buf,bufsize+1);HEAP8[buf+len]=endChar;return len}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_recvfrom(fd,buf,len,flags,addr,addrlen){try{var sock=getSocketFromFD(fd);var msg=sock.sock_ops.recvmsg(sock, len, typeof flags !== "undefined" ? flags : 0);if(!msg)return 0;if(addr){var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(msg.addr),msg.port,addrlen)}HEAPU8.set(msg.buffer,buf);return msg.buffer.byteLength}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_renameat(olddirfd,oldpath,newdirfd,newpath){try{oldpath=SYSCALLS.getStr(oldpath);newpath=SYSCALLS.getStr(newpath);oldpath=SYSCALLS.calculateAt(olddirfd,oldpath);newpath=SYSCALLS.calculateAt(newdirfd,newpath);FS.rename(oldpath,newpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_rmdir(path){try{path=SYSCALLS.getStr(path);FS.rmdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_sendto(fd,message,length,flags,addr,addr_len){try{var sock=getSocketFromFD(fd);var dest=getSocketAddress(addr,addr_len,true);if(!dest){return FS.write(sock.stream,HEAP8,message,length)}return sock.sock_ops.sendmsg(sock,HEAP8,message,length,dest.addr,dest.port)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_socket(domain,type,protocol){try{var sock=SOCKFS.createSocket(domain,type,protocol);return sock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_stat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_statfs64(path,size,buf){try{path=SYSCALLS.getStr(path);HEAP32[buf+4>>2]=4096;HEAP32[buf+40>>2]=4096;HEAP32[buf+8>>2]=1e6;HEAP32[buf+12>>2]=5e5;HEAP32[buf+16>>2]=5e5;HEAP32[buf+20>>2]=FS.nextInode;HEAP32[buf+24>>2]=1e6;HEAP32[buf+28>>2]=42;HEAP32[buf+44>>2]=2;HEAP32[buf+36>>2]=255;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_symlink(target,linkpath){try{target=SYSCALLS.getStr(target);linkpath=SYSCALLS.getStr(linkpath);FS.symlink(target,linkpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_unlinkat(dirfd,path,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(flags===0){FS.unlink(path)}else if(flags===512){FS.rmdir(path)}else{abort("Invalid flags passed to unlinkat")}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var readI53FromI64=ptr=>HEAPU32[ptr>>2]+HEAP32[ptr+4>>2]*4294967296;function ___syscall_utimensat(dirfd,path,times,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path,true);if(!times){var atime=Date.now();var mtime=atime}else{var seconds=readI53FromI64(times);var nanoseconds=HEAP32[times+8>>2];atime=seconds*1e3+nanoseconds/(1e3*1e3);times+=16;seconds=readI53FromI64(times);nanoseconds=HEAP32[times+8>>2];mtime=seconds*1e3+nanoseconds/(1e3*1e3)}FS.utime(path,atime,mtime);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var __abort_js=()=>{abort("")};var nowIsMonotonic=1;var __emscripten_get_now_is_monotonic=()=>nowIsMonotonic;var __emscripten_lookup_name=name=>{var nameString=UTF8ToString(name);return inetPton4(DNS.lookup_name(nameString))};var __emscripten_memcpy_js=(dest,src,num)=>HEAPU8.copyWithin(dest,src,src+num);var __emscripten_runtime_keepalive_clear=()=>{noExitRuntime=false;runtimeKeepaliveCounter=0};var __emscripten_throw_longjmp=()=>{throw Infinity};function __gmtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getUTCSeconds();HEAP32[tmPtr+4>>2]=date.getUTCMinutes();HEAP32[tmPtr+8>>2]=date.getUTCHours();HEAP32[tmPtr+12>>2]=date.getUTCDate();HEAP32[tmPtr+16>>2]=date.getUTCMonth();HEAP32[tmPtr+20>>2]=date.getUTCFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getUTCDay();var start=Date.UTC(date.getUTCFullYear(),0,1,0,0,0,0);var yday=(date.getTime()-start)/(1e3*60*60*24)|0;HEAP32[tmPtr+28>>2]=yday}var isLeapYear=year=>year%4===0&&(year%100!==0||year%400===0);var MONTH_DAYS_LEAP_CUMULATIVE=[0,31,60,91,121,152,182,213,244,274,305,335];var MONTH_DAYS_REGULAR_CUMULATIVE=[0,31,59,90,120,151,181,212,243,273,304,334];var ydayFromDate=date=>{var leap=isLeapYear(date.getFullYear());var monthDaysCumulative=leap?MONTH_DAYS_LEAP_CUMULATIVE:MONTH_DAYS_REGULAR_CUMULATIVE;var yday=monthDaysCumulative[date.getMonth()]+date.getDate()-1;return yday};function __localtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr+36>>2]=-(date.getTimezoneOffset()*60);var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dst=(summerOffset!=winterOffset&&date.getTimezoneOffset()==Math.min(winterOffset,summerOffset))|0;HEAP32[tmPtr+32>>2]=dst}var setTempRet0=val=>__emscripten_tempret_set(val);var __mktime_js=function(tmPtr){var ret=(()=>{var date=new Date(HEAP32[tmPtr+20>>2]+1900,HEAP32[tmPtr+16>>2],HEAP32[tmPtr+12>>2],HEAP32[tmPtr+8>>2],HEAP32[tmPtr+4>>2],HEAP32[tmPtr>>2],0);var dst=HEAP32[tmPtr+32>>2];var guessedOffset=date.getTimezoneOffset();var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dstOffset=Math.min(winterOffset,summerOffset);if(dst<0){HEAP32[tmPtr+32>>2]=Number(summerOffset!=winterOffset&&dstOffset==guessedOffset)}else if(dst>0!=(dstOffset==guessedOffset)){var nonDstOffset=Math.max(winterOffset,summerOffset);var trueOffset=dst>0?dstOffset:nonDstOffset;date.setTime(date.getTime()+(trueOffset-guessedOffset)*6e4)}HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getYear();var timeMs=date.getTime();if(isNaN(timeMs)){return-1}return timeMs/1e3})();return setTempRet0((tempDouble=ret,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)),ret>>>0};function __mmap_js(len,prot,flags,fd,offset_low,offset_high,allocated,addr){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);var res=FS.mmap(stream,len,offset,prot,flags);var ptr=res.ptr;HEAP32[allocated>>2]=res.allocated;HEAPU32[addr>>2]=ptr;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function __munmap_js(addr,len,prot,flags,fd,offset_low,offset_high){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{var stream=SYSCALLS.getStreamFromFD(fd);if(prot&2){SYSCALLS.doMsync(addr,stream,len,flags,offset)}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var timers={};var handleException=e=>{if(e instanceof ExitStatus||e=="unwind"){return EXITSTATUS}quit_(1,e)};var runtimeKeepaliveCounter=0;var keepRuntimeAlive=()=>noExitRuntime||runtimeKeepaliveCounter>0;var _proc_exit=code=>{EXITSTATUS=code;if(!keepRuntimeAlive()){Module["onExit"]?.(code);ABORT=true}quit_(code,new ExitStatus(code))};var exitJS=(status,implicit)=>{EXITSTATUS=status;if(!keepRuntimeAlive()){exitRuntime()}_proc_exit(status)};var _exit=exitJS;Module["_exit"]=_exit;var maybeExit=()=>{if(runtimeExited){return}if(!keepRuntimeAlive()){try{_exit(EXITSTATUS)}catch(e){handleException(e)}}};var callUserCallback=func=>{if(runtimeExited||ABORT){return}try{func();maybeExit()}catch(e){handleException(e)}};var _emscripten_get_now;_emscripten_get_now=()=>performance.now();var __setitimer_js=(which,timeout_ms)=>{if(timers[which]){clearTimeout(timers[which].id);delete timers[which]}if(!timeout_ms)return 0;var id=setTimeout(()=>{delete timers[which];callUserCallback(()=>__emscripten_timeout(which,_emscripten_get_now()))},timeout_ms);timers[which]={id:id,timeout_ms:timeout_ms};return 0};var __tzset_js=(timezone,daylight,std_name,dst_name)=>{var currentYear=(new Date).getFullYear();var winter=new Date(currentYear,0,1);var summer=new Date(currentYear,6,1);var winterOffset=winter.getTimezoneOffset();var summerOffset=summer.getTimezoneOffset();var stdTimezoneOffset=Math.max(winterOffset,summerOffset);HEAPU32[timezone>>2]=stdTimezoneOffset*60;HEAP32[daylight>>2]=Number(winterOffset!=summerOffset);var extractZone=date=>date.toLocaleTimeString(undefined,{hour12:false,timeZoneName:"short"}).split(" ")[1];var winterName=extractZone(winter);var summerName=extractZone(summer);if(summerOffsetDate.now();var getHeapMax=()=>2147483648;var _emscripten_get_heap_max=()=>getHeapMax();var growMemory=size=>{var b=wasmMemory.buffer;var pages=(size-b.byteLength+65535)/65536;try{wasmMemory.grow(pages);updateMemoryViews();return 1}catch(e){}};var _emscripten_resize_heap=requestedSize=>{var oldSize=HEAPU8.length;requestedSize>>>=0;var maxHeapSize=getHeapMax();if(requestedSize>maxHeapSize){return false}var alignUp=(x,multiple)=>x+(multiple-x%multiple)%multiple;for(var cutDown=1;cutDown<=4;cutDown*=2){var overGrownHeapSize=oldSize*(1+.2/cutDown);overGrownHeapSize=Math.min(overGrownHeapSize,requestedSize+100663296);var newSize=Math.min(maxHeapSize,alignUp(Math.max(requestedSize,overGrownHeapSize),65536));var replacement=growMemory(newSize);if(replacement){return true}}return false};var runtimeKeepalivePush=()=>{runtimeKeepaliveCounter+=1};var runtimeKeepalivePop=()=>{runtimeKeepaliveCounter-=1};var safeSetTimeout=(func,timeout)=>{runtimeKeepalivePush();return setTimeout(()=>{runtimeKeepalivePop();callUserCallback(func)},timeout)};var _emscripten_sleep=ms=>Asyncify.handleSleep(wakeUp=>safeSetTimeout(wakeUp,ms));Module["_emscripten_sleep"]=_emscripten_sleep;_emscripten_sleep.isAsync=true;var ENV = PHPLoader.ENV || {};var getExecutableName=()=>thisProgram||"./this.program";var getEnvStrings=()=>{if(!getEnvStrings.strings){var lang=(typeof navigator=="object"&&navigator.languages&&navigator.languages[0]||"C").replace("-","_")+".UTF-8";var env={USER:"web_user",LOGNAME:"web_user",PATH:"/",PWD:"/",HOME:"/home/web_user",LANG:lang,_:getExecutableName()};for(var x in ENV){if(ENV[x]===undefined)delete env[x];else env[x]=ENV[x]}var strings=[];for(var x in env){strings.push(`${x}=${env[x]}`)}getEnvStrings.strings=strings}return getEnvStrings.strings};var stringToAscii=(str,buffer)=>{for(var i=0;i{var bufSize=0;getEnvStrings().forEach((string,i)=>{var ptr=environ_buf+bufSize;HEAPU32[__environ+i*4>>2]=ptr;stringToAscii(string,ptr);bufSize+=string.length+1});return 0};var _environ_sizes_get=(penviron_count,penviron_buf_size)=>{var strings=getEnvStrings();HEAPU32[penviron_count>>2]=strings.length;var bufSize=0;strings.forEach(string=>bufSize+=string.length+1);HEAPU32[penviron_buf_size>>2]=bufSize;return 0};function _fd_close(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);FS.close(stream);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_fdstat_get(fd,pbuf){try{var rightsBase=0;var rightsInheriting=0;var flags=0;{var stream=SYSCALLS.getStreamFromFD(fd);var type=stream.tty?2:FS.isDir(stream.mode)?3:FS.isLink(stream.mode)?7:4}HEAP8[pbuf]=type;HEAP16[pbuf+2>>1]=flags;tempI64=[rightsBase>>>0,(tempDouble=rightsBase,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+8>>2]=tempI64[0],HEAP32[pbuf+12>>2]=tempI64[1];tempI64=[rightsInheriting>>>0,(tempDouble=rightsInheriting,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+16>>2]=tempI64[0],HEAP32[pbuf+20>>2]=tempI64[1];return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var doReadv=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.read(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(curr>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_seek(fd,offset_low,offset_high,whence,newOffset){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);FS.llseek(stream,offset,whence);tempI64=[stream.position>>>0,(tempDouble=stream.position,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[newOffset>>2]=tempI64[0],HEAP32[newOffset+4>>2]=tempI64[1];if(stream.getdents&&offset===0&&whence===0)stream.getdents=null;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var _fd_sync=function(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);return Asyncify.handleSleep(wakeUp=>{var mount=stream.node.mount;if(!mount.type.syncfs){wakeUp(0);return}mount.type.syncfs(mount,false,err=>{if(err){wakeUp(29);return}wakeUp(0)})})}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}};_fd_sync.isAsync=true;var doWritev=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.write(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(typeof offset!="undefined"){offset+=curr}}return ret};function _fd_write(fd,iov,iovcnt,pnum){try{var stream=SYSCALLS.getStreamFromFD(fd);var num=doWritev(stream,iov,iovcnt);HEAPU32[pnum>>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var _getaddrinfo=(node,service,hint,out)=>{var addr=0;var port=0;var flags=0;var family=0;var type=0;var proto=0;var ai;function allocaddrinfo(family,type,proto,canon,addr,port){var sa,salen,ai;var errno;salen=family===10?28:16;addr=family===10?inetNtop6(addr):inetNtop4(addr);sa=_malloc(salen);errno=writeSockaddr(sa,family,addr,port);assert(!errno);ai=_malloc(32);HEAP32[ai+4>>2]=family;HEAP32[ai+8>>2]=type;HEAP32[ai+12>>2]=proto;HEAPU32[ai+24>>2]=canon;HEAPU32[ai+20>>2]=sa;if(family===10){HEAP32[ai+16>>2]=28}else{HEAP32[ai+16>>2]=16}HEAP32[ai+28>>2]=0;return ai}if(hint){flags=HEAP32[hint>>2];family=HEAP32[hint+4>>2];type=HEAP32[hint+8>>2];proto=HEAP32[hint+12>>2]}if(type&&!proto){proto=type===2?17:6}if(!type&&proto){type=proto===17?2:1}if(proto===0){proto=6}if(type===0){type=1}if(!node&&!service){return-2}if(flags&~(1|2|4|1024|8|16|32)){return-1}if(hint!==0&&HEAP32[hint>>2]&2&&!node){return-1}if(flags&32){return-2}if(type!==0&&type!==1&&type!==2){return-7}if(family!==0&&family!==2&&family!==10){return-6}if(service){service=UTF8ToString(service);port=parseInt(service,10);if(isNaN(port)){if(flags&1024){return-2}return-8}}if(!node){if(family===0){family=2}if((flags&1)===0){if(family===2){addr=_htonl(2130706433)}else{addr=[0,0,0,1]}}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0}node=UTF8ToString(node);addr=inetPton4(node);if(addr!==null){if(family===0||family===2){family=2}else if(family===10&&flags&8){addr=[0,0,_htonl(65535),addr];family=10}else{return-2}}else{addr=inetPton6(node);if(addr!==null){if(family===0||family===10){family=10}else{return-2}}}if(addr!=null){ai=allocaddrinfo(family,type,proto,node,addr,port);HEAPU32[out>>2]=ai;return 0}if(flags&4){return-2}node=DNS.lookup_name(node);addr=inetPton4(node);if(family===0){family=2}else if(family===10){addr=[0,0,_htonl(65535),addr]}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0};var _getnameinfo=(sa,salen,node,nodelen,serv,servlen,flags)=>{var info=readSockaddr(sa,salen);if(info.errno){return-6}var port=info.port;var addr=info.addr;var overflowed=false;if(node&&nodelen){var lookup;if(flags&1||!(lookup=DNS.lookup_addr(addr))){if(flags&8){return-2}}else{addr=lookup}var numBytesWrittenExclNull=stringToUTF8(addr,node,nodelen);if(numBytesWrittenExclNull+1>=nodelen){overflowed=true}}if(serv&&servlen){port=""+port;var numBytesWrittenExclNull=stringToUTF8(port,serv,servlen);if(numBytesWrittenExclNull+1>=servlen){overflowed=true}}if(overflowed){return-12}return 0};var Protocols={list:[],map:{}};var _setprotoent=stayopen=>{function allocprotoent(name,proto,aliases){var nameBuf=_malloc(name.length+1);stringToAscii(name,nameBuf);var j=0;var length=aliases.length;var aliasListBuf=_malloc((length+1)*4);for(var i=0;i>2]=aliasBuf}HEAPU32[aliasListBuf+j>>2]=0;var pe=_malloc(12);HEAPU32[pe>>2]=nameBuf;HEAPU32[pe+4>>2]=aliasListBuf;HEAP32[pe+8>>2]=proto;return pe}var list=Protocols.list;var map=Protocols.map;if(list.length===0){var entry=allocprotoent("tcp",6,["TCP"]);list.push(entry);map["tcp"]=map["6"]=entry;entry=allocprotoent("udp",17,["UDP"]);list.push(entry);map["udp"]=map["17"]=entry}_setprotoent.index=0};var _getprotobyname=name=>{name=UTF8ToString(name);_setprotoent(true);var result=Protocols.map[name];return result};var _getprotobynumber=number=>{_setprotoent(true);var result=Protocols.map[number];return result};var stackAlloc=sz=>__emscripten_stack_alloc(sz);var stringToUTF8OnStack=str=>{var size=lengthBytesUTF8(str)+1;var ret=stackAlloc(size);stringToUTF8(str,ret,size);return ret};var allocateUTF8OnStack=stringToUTF8OnStack;var PHPWASM={init:function(){FS.mkdir("/internal");FS.mkdir("/internal/shared");FS.mkdir("/internal/shared/preload");PHPWASM.EventEmitter=ENVIRONMENT_IS_NODE?require("events").EventEmitter:class EventEmitter{constructor(){this.listeners={}}emit(eventName,data){if(this.listeners[eventName]){this.listeners[eventName].forEach(callback=>{callback(data)})}}once(eventName,callback){const self=this;function removedCallback(){callback(...arguments);self.removeListener(eventName,removedCallback)}this.on(eventName,removedCallback)}removeAllListeners(eventName){if(eventName){delete this.listeners[eventName]}else{this.listeners={}}}removeListener(eventName,callback){if(this.listeners[eventName]){const idx=this.listeners[eventName].indexOf(callback);if(idx!==-1){this.listeners[eventName].splice(idx,1)}}}};PHPWASM.child_proc_by_fd={};PHPWASM.child_proc_by_pid={};PHPWASM.input_devices={}},getAllWebSockets:function(sock){const webSockets=new Set;if(sock.server){sock.server.clients.forEach(ws=>{webSockets.add(ws)})}for(const peer of PHPWASM.getAllPeers(sock)){webSockets.add(peer.socket)}return Array.from(webSockets)},getAllPeers:function(sock){const peers=new Set;if(sock.server){sock.pending.filter(pending=>pending.peers).forEach(pending=>{for(const peer of Object.values(pending.peers)){peers.add(peer)}})}if(sock.peers){for(const peer of Object.values(sock.peers)){peers.add(peer)}}return Array.from(peers)},awaitData:function(ws){return PHPWASM.awaitEvent(ws,"message")},awaitConnection:function(ws){if(ws.OPEN===ws.readyState){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"open")},awaitClose:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"close")},awaitError:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"error")},awaitEvent:function(ws,event){let resolve;const listener=()=>{resolve()};const promise=new Promise(function(_resolve){resolve=_resolve;ws.once(event,listener)});const cancel=()=>{ws.removeListener(event,listener);setTimeout(resolve)};return[promise,cancel]},noop:function(){},spawnProcess:function(command,args,options){if(Module["spawnProcess"]){const spawnedPromise=Module["spawnProcess"](command,args,options);return Promise.resolve(spawnedPromise).then(function(spawned){if(!spawned||!spawned.on){throw new Error("spawnProcess() must return an EventEmitter but returned a different type.")}return spawned})}if(ENVIRONMENT_IS_NODE){return require("child_process").spawn(command,args,{...options,shell:true,stdio:["pipe","pipe","pipe"],timeout:100})}const e=new Error("popen(), proc_open() etc. are unsupported in the browser. Call php.setSpawnHandler() "+"and provide a callback to handle spawning processes, or disable a popen(), proc_open() "+"and similar functions via php.ini.");e.code="SPAWN_UNSUPPORTED";throw e},shutdownSocket:function(socketd,how){const sock=getSocketFromFD(socketd);const peer=Object.values(sock.peers)[0];if(!peer){return-1}try{peer.socket.close();SOCKFS.websocket_sock_ops.removePeer(sock,peer);return 0}catch(e){console.log("Socket shutdown error",e);return-1}}};function _js_create_input_device(deviceId){let dataBuffer=[];let dataCallback;const filename="proc_id_"+deviceId;const device=FS.createDevice("/dev",filename,function(){},function(byte){try{dataBuffer.push(byte);if(dataCallback){dataCallback(new Uint8Array(dataBuffer));dataBuffer=[]}}catch(e){console.error(e);throw e}});const devicePath="/dev/"+filename;PHPWASM.input_devices[deviceId]={devicePath:devicePath,onData:function(cb){dataCallback=cb;dataBuffer.forEach(function(data){cb(data)});dataBuffer.length=0}};return allocateUTF8OnStack(devicePath)}function _js_open_process(command,argsPtr,argsLength,descriptorsPtr,descriptorsLength,cwdPtr,cwdLength,envPtr,envLength){if(!command){return 1}const cmdstr=UTF8ToString(command);if(!cmdstr.length){return 0}let argsArray=[];if(argsLength){for(var i=0;i>2]))}}const cwdstr=cwdPtr?UTF8ToString(cwdPtr):null;let envObject=null;if(envLength){envObject={};for(var i=0;i>2]);const splitAt=envEntry.indexOf("=");if(splitAt===-1){continue}const key=envEntry.substring(0,splitAt);const value=envEntry.substring(splitAt+1);envObject[key]=value}}var std={};for(var i=0;i>2];std[HEAPU32[descriptorPtr>>2]]={child:HEAPU32[descriptorPtr+4>>2],parent:HEAPU32[descriptorPtr+8>>2]}}return Asyncify.handleSleep(async wakeUp=>{let cp;try{const options={};if(cwdstr!==null){options.cwd=cwdstr}if(envObject!==null){options.env=envObject}cp=PHPWASM.spawnProcess(cmdstr,argsArray,options);if(cp instanceof Promise){cp=await cp}}catch(e){if(e.code==="SPAWN_UNSUPPORTED"){wakeUp(1);return}console.error(e);wakeUp(1);throw e}const ProcInfo={pid:cp.pid,exited:false,stdinFd:std[0]?.child,stdinIsDevice:std[0]?.child in PHPWASM.input_devices,stdoutChildFd:std[1]?.child,stdoutParentFd:std[1]?.parent,stderrChildFd:std[2]?.child,stderrParentFd:std[2]?.parent,stdout:new PHPWASM.EventEmitter,stderr:new PHPWASM.EventEmitter};if(ProcInfo.stdoutChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutChildFd]=ProcInfo;if(ProcInfo.stderrChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrChildFd]=ProcInfo;if(ProcInfo.stdoutParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutParentFd]=ProcInfo;if(ProcInfo.stderrParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrParentFd]=ProcInfo;PHPWASM.child_proc_by_pid[ProcInfo.pid]=ProcInfo;cp.on("exit",function(code){ProcInfo.exitCode=code;ProcInfo.exited=true;ProcInfo.stdout.emit("data");ProcInfo.stderr.emit("data")});if(ProcInfo.stdoutChildFd){const stdoutStream=SYSCALLS.getStreamFromFD(ProcInfo.stdoutChildFd);let stdoutAt=0;cp.stdout.on("data",function(data){ProcInfo.stdout.emit("data",data);stdoutStream.stream_ops.write(stdoutStream,data,0,data.length,stdoutAt);stdoutAt+=data.length})}if(ProcInfo.stderrChildFd){const stderrStream=SYSCALLS.getStreamFromFD(ProcInfo.stderrChildFd);let stderrAt=0;cp.stderr.on("data",function(data){ProcInfo.stderr.emit("data",data);stderrStream.stream_ops.write(stderrStream,data,0,data.length,stderrAt);stderrAt+=data.length})}try{await new Promise((resolve,reject)=>{cp.on("spawn",resolve);cp.on("error",reject)})}catch(e){console.error(e);wakeUp(1);return}if(ProcInfo.stdinIsDevice){PHPWASM.input_devices[ProcInfo.stdinFd].onData(function(data){if(!data)return;if(typeof data==="number"){data=new Uint8Array([data])}const dataStr=new TextDecoder("utf-8").decode(data);cp.stdin.write(dataStr)});wakeUp(ProcInfo.pid);return}if(ProcInfo.stdinFd){const stdinStream=SYSCALLS.getStreamFromFD(ProcInfo.stdinFd);if(stdinStream.node){const CHUNK_SIZE=1024;const buffer=new Uint8Array(CHUNK_SIZE);let offset=0;while(true){const bytesRead=stdinStream.stream_ops.read(stdinStream,buffer,0,CHUNK_SIZE,offset);if(bytesRead===null||bytesRead===0){break}try{cp.stdin.write(buffer.subarray(0,bytesRead))}catch(e){console.error(e);return 1}if(bytesRead>2]=PHPWASM.child_proc_by_pid[pid].exitCode;return 1}return 0}function _js_waitpid(pid,exitCodePtr){if(!PHPWASM.child_proc_by_pid[pid]){return-1}return Asyncify.handleSleep(wakeUp=>{const poll=function(){if(PHPWASM.child_proc_by_pid[pid]?.exited){HEAPU32[exitCodePtr>>2]=PHPWASM.child_proc_by_pid[pid].exitCode;wakeUp(pid)}else{setTimeout(poll,50)}};poll()})}var arraySum=(array,index)=>{var sum=0;for(var i=0;i<=index;sum+=array[i++]){}return sum};var MONTH_DAYS_LEAP=[31,29,31,30,31,30,31,31,30,31,30,31];var MONTH_DAYS_REGULAR=[31,28,31,30,31,30,31,31,30,31,30,31];var addDays=(date,days)=>{var newDate=new Date(date.getTime());while(days>0){var leap=isLeapYear(newDate.getFullYear());var currentMonth=newDate.getMonth();var daysInCurrentMonth=(leap?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR)[currentMonth];if(days>daysInCurrentMonth-newDate.getDate()){days-=daysInCurrentMonth-newDate.getDate()+1;newDate.setDate(1);if(currentMonth<11){newDate.setMonth(currentMonth+1)}else{newDate.setMonth(0);newDate.setFullYear(newDate.getFullYear()+1)}}else{newDate.setDate(newDate.getDate()+days);return newDate}}return newDate};var writeArrayToMemory=(array,buffer)=>{HEAP8.set(array,buffer)};var _strftime=(s,maxsize,format,tm)=>{var tm_zone=HEAPU32[tm+40>>2];var date={tm_sec:HEAP32[tm>>2],tm_min:HEAP32[tm+4>>2],tm_hour:HEAP32[tm+8>>2],tm_mday:HEAP32[tm+12>>2],tm_mon:HEAP32[tm+16>>2],tm_year:HEAP32[tm+20>>2],tm_wday:HEAP32[tm+24>>2],tm_yday:HEAP32[tm+28>>2],tm_isdst:HEAP32[tm+32>>2],tm_gmtoff:HEAP32[tm+36>>2],tm_zone:tm_zone?UTF8ToString(tm_zone):""};var pattern=UTF8ToString(format);var EXPANSION_RULES_1={"%c":"%a %b %d %H:%M:%S %Y","%D":"%m/%d/%y","%F":"%Y-%m-%d","%h":"%b","%r":"%I:%M:%S %p","%R":"%H:%M","%T":"%H:%M:%S","%x":"%m/%d/%y","%X":"%H:%M:%S","%Ec":"%c","%EC":"%C","%Ex":"%m/%d/%y","%EX":"%H:%M:%S","%Ey":"%y","%EY":"%Y","%Od":"%d","%Oe":"%e","%OH":"%H","%OI":"%I","%Om":"%m","%OM":"%M","%OS":"%S","%Ou":"%u","%OU":"%U","%OV":"%V","%Ow":"%w","%OW":"%W","%Oy":"%y"};for(var rule in EXPANSION_RULES_1){pattern=pattern.replace(new RegExp(rule,"g"),EXPANSION_RULES_1[rule])}var WEEKDAYS=["Sunday","Monday","Tuesday","Wednesday","Thursday","Friday","Saturday"];var MONTHS=["January","February","March","April","May","June","July","August","September","October","November","December"];function leadingSomething(value,digits,character){var str=typeof value=="number"?value.toString():value||"";while(str.length0?1:0}var compare;if((compare=sgn(date1.getFullYear()-date2.getFullYear()))===0){if((compare=sgn(date1.getMonth()-date2.getMonth()))===0){compare=sgn(date1.getDate()-date2.getDate())}}return compare}function getFirstWeekStartDate(janFourth){switch(janFourth.getDay()){case 0:return new Date(janFourth.getFullYear()-1,11,29);case 1:return janFourth;case 2:return new Date(janFourth.getFullYear(),0,3);case 3:return new Date(janFourth.getFullYear(),0,2);case 4:return new Date(janFourth.getFullYear(),0,1);case 5:return new Date(janFourth.getFullYear()-1,11,31);case 6:return new Date(janFourth.getFullYear()-1,11,30)}}function getWeekBasedYear(date){var thisDate=addDays(new Date(date.tm_year+1900,0,1),date.tm_yday);var janFourthThisYear=new Date(thisDate.getFullYear(),0,4);var janFourthNextYear=new Date(thisDate.getFullYear()+1,0,4);var firstWeekStartThisYear=getFirstWeekStartDate(janFourthThisYear);var firstWeekStartNextYear=getFirstWeekStartDate(janFourthNextYear);if(compareByDay(firstWeekStartThisYear,thisDate)<=0){if(compareByDay(firstWeekStartNextYear,thisDate)<=0){return thisDate.getFullYear()+1}return thisDate.getFullYear()}return thisDate.getFullYear()-1}var EXPANSION_RULES_2={"%a":date=>WEEKDAYS[date.tm_wday].substring(0,3),"%A":date=>WEEKDAYS[date.tm_wday],"%b":date=>MONTHS[date.tm_mon].substring(0,3),"%B":date=>MONTHS[date.tm_mon],"%C":date=>{var year=date.tm_year+1900;return leadingNulls(year/100|0,2)},"%d":date=>leadingNulls(date.tm_mday,2),"%e":date=>leadingSomething(date.tm_mday,2," "),"%g":date=>getWeekBasedYear(date).toString().substring(2),"%G":getWeekBasedYear,"%H":date=>leadingNulls(date.tm_hour,2),"%I":date=>{var twelveHour=date.tm_hour;if(twelveHour==0)twelveHour=12;else if(twelveHour>12)twelveHour-=12;return leadingNulls(twelveHour,2)},"%j":date=>leadingNulls(date.tm_mday+arraySum(isLeapYear(date.tm_year+1900)?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,date.tm_mon-1),3),"%m":date=>leadingNulls(date.tm_mon+1,2),"%M":date=>leadingNulls(date.tm_min,2),"%n":()=>"\n","%p":date=>{if(date.tm_hour>=0&&date.tm_hour<12){return"AM"}return"PM"},"%S":date=>leadingNulls(date.tm_sec,2),"%t":()=>"\t","%u":date=>date.tm_wday||7,"%U":date=>{var days=date.tm_yday+7-date.tm_wday;return leadingNulls(Math.floor(days/7),2)},"%V":date=>{var val=Math.floor((date.tm_yday+7-(date.tm_wday+6)%7)/7);if((date.tm_wday+371-date.tm_yday-2)%7<=2){val++}if(!val){val=52;var dec31=(date.tm_wday+7-date.tm_yday-1)%7;if(dec31==4||dec31==5&&isLeapYear(date.tm_year%400-1)){val++}}else if(val==53){var jan1=(date.tm_wday+371-date.tm_yday)%7;if(jan1!=4&&(jan1!=3||!isLeapYear(date.tm_year)))val=1}return leadingNulls(val,2)},"%w":date=>date.tm_wday,"%W":date=>{var days=date.tm_yday+7-(date.tm_wday+6)%7;return leadingNulls(Math.floor(days/7),2)},"%y":date=>(date.tm_year+1900).toString().substring(2),"%Y":date=>date.tm_year+1900,"%z":date=>{var off=date.tm_gmtoff;var ahead=off>=0;off=Math.abs(off)/60;off=off/60*100+off%60;return(ahead?"+":"-")+String("0000"+off).slice(-4)},"%Z":date=>date.tm_zone,"%%":()=>"%"};pattern=pattern.replace(/%%/g,"\0\0");for(var rule in EXPANSION_RULES_2){if(pattern.includes(rule)){pattern=pattern.replace(new RegExp(rule,"g"),EXPANSION_RULES_2[rule](date))}}pattern=pattern.replace(/\0\0/g,"%");var bytes=intArrayFromString(pattern,false);if(bytes.length>maxsize){return 0}writeArrayToMemory(bytes,s);return bytes.length-1};var _strftime_l=(s,maxsize,format,tm,loc)=>_strftime(s,maxsize,format,tm);var _strptime=(buf,format,tm)=>{var pattern=UTF8ToString(format);var SPECIAL_CHARS="\\!@#$^&*()+=-[]/{}|:<>?,.";for(var i=0,ii=SPECIAL_CHARS.length;iEQUIVALENT_MATCHERS[c]||m).replace(/%(.)/g,(_,c)=>{let pat=DATE_PATTERNS[c];if(pat){capture.push(c);return`(${pat})`}else{return c}}).replace(/\s+/g,"\\s*");var matches=new RegExp("^"+pattern_out,"i").exec(UTF8ToString(buf));function initDate(){function fixup(value,min,max){return typeof value!="number"||isNaN(value)?min:value>=min?value<=max?value:max:min}return{year:fixup(HEAP32[tm+20>>2]+1900,1970,9999),month:fixup(HEAP32[tm+16>>2],0,11),day:fixup(HEAP32[tm+12>>2],1,31),hour:fixup(HEAP32[tm+8>>2],0,23),min:fixup(HEAP32[tm+4>>2],0,59),sec:fixup(HEAP32[tm>>2],0,59),gmtoff:0}}if(matches){var date=initDate();var value;var getMatch=symbol=>{var pos=capture.indexOf(symbol);if(pos>=0){return matches[pos+1]}return};if(value=getMatch("S")){date.sec=jstoi_q(value)}if(value=getMatch("M")){date.min=jstoi_q(value)}if(value=getMatch("H")){date.hour=jstoi_q(value)}else if(value=getMatch("I")){var hour=jstoi_q(value);if(value=getMatch("p")){hour+=value.toUpperCase()[0]==="P"?12:0}date.hour=hour}if(value=getMatch("Y")){date.year=jstoi_q(value)}else if(value=getMatch("y")){var year=jstoi_q(value);if(value=getMatch("C")){year+=jstoi_q(value)*100}else{year+=year<69?2e3:1900}date.year=year}if(value=getMatch("m")){date.month=jstoi_q(value)-1}else if(value=getMatch("b")){date.month=MONTH_NUMBERS[value.substring(0,3).toUpperCase()]||0}if(value=getMatch("d")){date.day=jstoi_q(value)}else if(value=getMatch("j")){var day=jstoi_q(value);var leapYear=isLeapYear(date.year);for(var month=0;month<12;++month){var daysUntilMonth=arraySum(leapYear?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,month-1);if(day<=daysUntilMonth+(leapYear?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR)[month]){date.day=day-daysUntilMonth}}}else if(value=getMatch("a")){var weekDay=value.substring(0,3).toUpperCase();if(value=getMatch("U")){var weekDayNumber=DAY_NUMBERS_SUN_FIRST[weekDay];var weekNumber=jstoi_q(value);var janFirst=new Date(date.year,0,1);var endDate;if(janFirst.getDay()===0){endDate=addDays(janFirst,weekDayNumber+7*(weekNumber-1))}else{endDate=addDays(janFirst,7-janFirst.getDay()+weekDayNumber+7*(weekNumber-1))}date.day=endDate.getDate();date.month=endDate.getMonth()}else if(value=getMatch("W")){var weekDayNumber=DAY_NUMBERS_MON_FIRST[weekDay];var weekNumber=jstoi_q(value);var janFirst=new Date(date.year,0,1);var endDate;if(janFirst.getDay()===1){endDate=addDays(janFirst,weekDayNumber+7*(weekNumber-1))}else{endDate=addDays(janFirst,7-janFirst.getDay()+1+weekDayNumber+7*(weekNumber-1))}date.day=endDate.getDate();date.month=endDate.getMonth()}}if(value=getMatch("z")){if(value.toLowerCase()==="z"){date.gmtoff=0}else{var match=value.match(/^((?:\-|\+)\d\d):?(\d\d)?/);date.gmtoff=match[1]*3600;if(match[2]){date.gmtoff+=date.gmtoff>0?match[2]*60:-match[2]*60}}}var fullDate=new Date(date.year,date.month,date.day,date.hour,date.min,date.sec,0);HEAP32[tm>>2]=fullDate.getSeconds();HEAP32[tm+4>>2]=fullDate.getMinutes();HEAP32[tm+8>>2]=fullDate.getHours();HEAP32[tm+12>>2]=fullDate.getDate();HEAP32[tm+16>>2]=fullDate.getMonth();HEAP32[tm+20>>2]=fullDate.getFullYear()-1900;HEAP32[tm+24>>2]=fullDate.getDay();HEAP32[tm+28>>2]=arraySum(isLeapYear(fullDate.getFullYear())?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,fullDate.getMonth()-1)+fullDate.getDate()-1;HEAP32[tm+32>>2]=0;HEAP32[tm+36>>2]=date.gmtoff;return buf+intArrayFromString(matches[0]).length-1}return 0};function _wasm_setsockopt(socketd,level,optionName,optionValuePtr,optionLen){const optionValue=HEAPU8[optionValuePtr];const SOL_SOCKET=1;const SO_KEEPALIVE=9;const IPPROTO_TCP=6;const TCP_NODELAY=1;const isSupported=level===SOL_SOCKET&&optionName===SO_KEEPALIVE||level===IPPROTO_TCP&&optionName===TCP_NODELAY;if(!isSupported){console.warn(`Unsupported socket option: ${level}, ${optionName}, ${optionValue}`);return-1}const ws=PHPWASM.getAllWebSockets(socketd)[0];if(!ws){return-1}ws.setSocketOpt(level,optionName,optionValuePtr);return 0}var wasmTable;var runAndAbortIfError=func=>{try{return func()}catch(e){abort(e)}};var Asyncify={instrumentWasmImports(imports){var importPattern=/^(_dlopen_js|invoke_i|invoke_ii|invoke_iii|invoke_iiii|invoke_iiiii|invoke_iiiiii|invoke_iiiiiii|invoke_iiiiiiii|invoke_iiiiiiiiii|invoke_v|invoke_vi|invoke_vii|invoke_viidii|invoke_viii|invoke_viiii|invoke_viiiii|invoke_viiiiii|invoke_viiiiiii|invoke_viiiiiiiii|js_open_process|_js_open_process|_asyncjs__js_open_process|js_popen_to_file|_js_popen_to_file|_asyncjs__js_popen_to_file|js_fd_read|_js_fd_read|js_module_onMessage|_js_module_onMessage|_asyncjs__js_module_onMessage|js_waitpid|_js_waitpid|_asyncjs__js_waitpid|wasm_poll_socket|_wasm_poll_socket|_asyncjs__wasm_poll_socket|wasm_shutdown|_wasm_shutdown|_asyncjs__wasm_shutdown|__asyncjs__.*)$/;for(let[x,original]of Object.entries(imports)){if(typeof original=="function"){let isAsyncifyImport=original.isAsync||importPattern.test(x)}}},instrumentWasmExports(exports){var ret={};for(let[x,original]of Object.entries(exports)){if(typeof original=="function"){ret[x]=(...args)=>{Asyncify.exportCallStack.push(x);try{return original(...args)}finally{if(!ABORT){var y=Asyncify.exportCallStack.pop();Asyncify.maybeStopUnwind()}}}}else{ret[x]=original}}return ret},State:{Normal:0,Unwinding:1,Rewinding:2,Disabled:3},state:0,StackSize:4096,currData:null,handleSleepReturnValue:0,exportCallStack:[],callStackNameToId:{},callStackIdToName:{},callStackId:0,asyncPromiseHandlers:null,sleepCallbacks:[],getCallStackId(funcName){var id=Asyncify.callStackNameToId[funcName];if(id===undefined){id=Asyncify.callStackId++;Asyncify.callStackNameToId[funcName]=id;Asyncify.callStackIdToName[id]=funcName}return id},maybeStopUnwind(){if(Asyncify.currData&&Asyncify.state===Asyncify.State.Unwinding&&Asyncify.exportCallStack.length===0){Asyncify.state=Asyncify.State.Normal;runtimeKeepalivePush();runAndAbortIfError(_asyncify_stop_unwind);if(typeof Fibers!="undefined"){Fibers.trampoline()}}},whenDone(){return new Promise((resolve,reject)=>{Asyncify.asyncPromiseHandlers={resolve:resolve,reject:reject}})},allocateData(){var ptr=_malloc(12+Asyncify.StackSize);Asyncify.setDataHeader(ptr,ptr+12,Asyncify.StackSize);Asyncify.setDataRewindFunc(ptr);return ptr},setDataHeader(ptr,stack,stackSize){HEAPU32[ptr>>2]=stack;HEAPU32[ptr+4>>2]=stack+stackSize},setDataRewindFunc(ptr){var bottomOfCallStack=Asyncify.exportCallStack[0];var rewindId=Asyncify.getCallStackId(bottomOfCallStack);HEAP32[ptr+8>>2]=rewindId},getDataRewindFuncName(ptr){var id=HEAP32[ptr+8>>2];var name=Asyncify.callStackIdToName[id];return name},getDataRewindFunc(name){var func=wasmExports[name];return func},doRewind(ptr){var name=Asyncify.getDataRewindFuncName(ptr);var func=Asyncify.getDataRewindFunc(name);runtimeKeepalivePop();return func()},handleSleep(startAsync){if(ABORT)return;if(Asyncify.state===Asyncify.State.Normal){var reachedCallback=false;var reachedAfterCallback=false;startAsync((handleSleepReturnValue=0)=>{if(ABORT)return;Asyncify.handleSleepReturnValue=handleSleepReturnValue;reachedCallback=true;if(!reachedAfterCallback){return}Asyncify.state=Asyncify.State.Rewinding;runAndAbortIfError(()=>_asyncify_start_rewind(Asyncify.currData));if(typeof Browser!="undefined"&&Browser.mainLoop.func){Browser.mainLoop.resume()}var asyncWasmReturnValue,isError=false;try{asyncWasmReturnValue=Asyncify.doRewind(Asyncify.currData)}catch(err){asyncWasmReturnValue=err;isError=true}var handled=false;if(!Asyncify.currData){var asyncPromiseHandlers=Asyncify.asyncPromiseHandlers;if(asyncPromiseHandlers){Asyncify.asyncPromiseHandlers=null;(isError?asyncPromiseHandlers.reject:asyncPromiseHandlers.resolve)(asyncWasmReturnValue);handled=true}}if(isError&&!handled){throw asyncWasmReturnValue}});reachedAfterCallback=true;if(!reachedCallback){Asyncify.state=Asyncify.State.Unwinding;Asyncify.currData=Asyncify.allocateData();if(typeof Browser!="undefined"&&Browser.mainLoop.func){Browser.mainLoop.pause()}runAndAbortIfError(()=>_asyncify_start_unwind(Asyncify.currData))}}else if(Asyncify.state===Asyncify.State.Rewinding){Asyncify.state=Asyncify.State.Normal;runAndAbortIfError(_asyncify_stop_rewind);_free(Asyncify.currData);Asyncify.currData=null;Asyncify.sleepCallbacks.forEach(callUserCallback)}else{abort(`invalid state: ${Asyncify.state}`)}return Asyncify.handleSleepReturnValue},handleAsync(startAsync){return Asyncify.handleSleep(wakeUp=>{startAsync().then(wakeUp)})}};var getCFunc=ident=>{var func=Module["_"+ident];return func};var ccall=(ident,returnType,argTypes,args,opts)=>{var toC={string:str=>{var ret=0;if(str!==null&&str!==undefined&&str!==0){ret=stringToUTF8OnStack(str)}return ret},array:arr=>{var ret=stackAlloc(arr.length);writeArrayToMemory(arr,ret);return ret}};function convertReturnValue(ret){if(returnType==="string"){return UTF8ToString(ret)}if(returnType==="boolean")return Boolean(ret);return ret}var func=getCFunc(ident);var cArgs=[];var stack=0;if(args){for(var i=0;iFS.unlink(path);var FS_createLazyFile=FS.createLazyFile;var FS_createDevice=FS.createDevice;FS.createPreloadedFile=FS_createPreloadedFile;FS.staticInit();Module["FS_createPath"]=FS.createPath;Module["FS_createDataFile"]=FS.createDataFile;Module["FS_createPreloadedFile"]=FS.createPreloadedFile;Module["FS_unlink"]=FS.unlink;Module["FS_createLazyFile"]=FS.createLazyFile;Module["FS_createDevice"]=FS.createDevice;PHPWASM.init();var wasmImports={L:___assert_fail,Ia:__asyncjs__js_module_onMessage,la:___call_sighandler,$:___syscall_accept4,_:___syscall_bind,Da:___syscall_chdir,E:___syscall_chmod,Z:___syscall_connect,Ca:___syscall_dup,Ba:___syscall_dup3,Ea:___syscall_faccessat,ya:___syscall_fchmod,xa:___syscall_fchown32,D:___syscall_fchownat,k:___syscall_fcntl64,wa:___syscall_fstat64,P:___syscall_ftruncate64,ra:___syscall_getcwd,ka:___syscall_getdents64,X:___syscall_getpeername,W:___syscall_getsockname,U:___syscall_getsockopt,w:___syscall_ioctl,T:___syscall_listen,ta:___syscall_lstat64,qa:___syscall_mkdirat,ua:___syscall_newfstatat,t:___syscall_openat,pa:___syscall_pipe,oa:___syscall_poll,ja:___syscall_readlinkat,S:___syscall_recvfrom,ia:___syscall_renameat,A:___syscall_rmdir,R:___syscall_sendto,y:___syscall_socket,va:___syscall_stat64,ha:___syscall_statfs64,ga:___syscall_symlink,B:___syscall_unlinkat,ca:___syscall_utimensat,Fa:__abort_js,za:__emscripten_get_now_is_monotonic,Y:__emscripten_lookup_name,Aa:__emscripten_memcpy_js,na:__emscripten_runtime_keepalive_clear,aa:__emscripten_throw_longjmp,Wa:__gmtime_js,M:__localtime_js,N:__mktime_js,Ua:__mmap_js,Va:__munmap_js,z:__setitimer_js,da:__tzset_js,u:_emscripten_date_now,fa:_emscripten_get_heap_max,q:_emscripten_get_now,ba:_emscripten_resize_heap,H:_emscripten_sleep,Ga:_environ_get,Ha:_environ_sizes_get,m:_exit,o:_fd_close,C:_fd_fdstat_get,F:_fd_read,O:_fd_seek,sa:_fd_sync,v:_fd_write,Oa:_getaddrinfo,K:_getnameinfo,Ta:_getprotobyname,Sa:_getprotobynumber,j:invoke_i,c:invoke_ii,d:invoke_iii,e:invoke_iiii,h:invoke_iiiii,p:invoke_iiiiii,G:invoke_iiiiiii,Ma:invoke_iiiiiiii,Ra:invoke_iiiiiiiii,Na:invoke_iiiiiiiiii,Q:invoke_jii,f:invoke_v,a:invoke_vi,b:invoke_vii,g:invoke_viii,n:invoke_viiii,l:invoke_viiiii,i:invoke_viiiiii,x:invoke_viiiiiiiii,J:_js_create_input_device,Ja:js_fd_read,I:_js_open_process,Ka:js_popen_to_file,La:_js_process_status,V:_js_waitpid,ma:_proc_exit,Pa:_strftime,ea:_strftime_l,Qa:_strptime,r:wasm_poll_socket,s:_wasm_setsockopt};var wasmExports=createWasm();var ___wasm_call_ctors=()=>(___wasm_call_ctors=wasmExports["Ya"])();var _malloc=a0=>(_malloc=wasmExports["Za"])(a0);var _free=a0=>(_free=wasmExports["_a"])(a0);var _wasm_sleep=Module["_wasm_sleep"]=a0=>(_wasm_sleep=Module["_wasm_sleep"]=wasmExports["ab"])(a0);var _ntohs=a0=>(_ntohs=wasmExports["bb"])(a0);var _htons=a0=>(_htons=wasmExports["cb"])(a0);var _htonl=a0=>(_htonl=wasmExports["db"])(a0);var _wasm_read=Module["_wasm_read"]=(a0,a1,a2)=>(_wasm_read=Module["_wasm_read"]=wasmExports["eb"])(a0,a1,a2);var _fflush=a0=>(_fflush=wasmExports["fb"])(a0);var _wasm_popen=Module["_wasm_popen"]=(a0,a1)=>(_wasm_popen=Module["_wasm_popen"]=wasmExports["gb"])(a0,a1);var _wasm_php_exec=Module["_wasm_php_exec"]=(a0,a1,a2,a3)=>(_wasm_php_exec=Module["_wasm_php_exec"]=wasmExports["hb"])(a0,a1,a2,a3);var _php_pollfd_for=Module["_php_pollfd_for"]=(a0,a1,a2)=>(_php_pollfd_for=Module["_php_pollfd_for"]=wasmExports["ib"])(a0,a1,a2);var ___wrap_select=Module["___wrap_select"]=(a0,a1,a2,a3,a4)=>(___wrap_select=Module["___wrap_select"]=wasmExports["jb"])(a0,a1,a2,a3,a4);var _wasm_set_sapi_name=Module["_wasm_set_sapi_name"]=a0=>(_wasm_set_sapi_name=Module["_wasm_set_sapi_name"]=wasmExports["kb"])(a0);var _wasm_set_phpini_path=Module["_wasm_set_phpini_path"]=a0=>(_wasm_set_phpini_path=Module["_wasm_set_phpini_path"]=wasmExports["lb"])(a0);var _wasm_add_SERVER_entry=Module["_wasm_add_SERVER_entry"]=(a0,a1)=>(_wasm_add_SERVER_entry=Module["_wasm_add_SERVER_entry"]=wasmExports["mb"])(a0,a1);var _wasm_add_ENV_entry=Module["_wasm_add_ENV_entry"]=(a0,a1)=>(_wasm_add_ENV_entry=Module["_wasm_add_ENV_entry"]=wasmExports["nb"])(a0,a1);var _wasm_set_query_string=Module["_wasm_set_query_string"]=a0=>(_wasm_set_query_string=Module["_wasm_set_query_string"]=wasmExports["ob"])(a0);var _wasm_set_path_translated=Module["_wasm_set_path_translated"]=a0=>(_wasm_set_path_translated=Module["_wasm_set_path_translated"]=wasmExports["pb"])(a0);var _wasm_set_skip_shebang=Module["_wasm_set_skip_shebang"]=a0=>(_wasm_set_skip_shebang=Module["_wasm_set_skip_shebang"]=wasmExports["qb"])(a0);var _wasm_set_request_uri=Module["_wasm_set_request_uri"]=a0=>(_wasm_set_request_uri=Module["_wasm_set_request_uri"]=wasmExports["rb"])(a0);var _wasm_set_request_method=Module["_wasm_set_request_method"]=a0=>(_wasm_set_request_method=Module["_wasm_set_request_method"]=wasmExports["sb"])(a0);var _wasm_set_request_host=Module["_wasm_set_request_host"]=a0=>(_wasm_set_request_host=Module["_wasm_set_request_host"]=wasmExports["tb"])(a0);var _wasm_set_content_type=Module["_wasm_set_content_type"]=a0=>(_wasm_set_content_type=Module["_wasm_set_content_type"]=wasmExports["ub"])(a0);var _wasm_set_request_body=Module["_wasm_set_request_body"]=a0=>(_wasm_set_request_body=Module["_wasm_set_request_body"]=wasmExports["vb"])(a0);var _wasm_set_content_length=Module["_wasm_set_content_length"]=a0=>(_wasm_set_content_length=Module["_wasm_set_content_length"]=wasmExports["wb"])(a0);var _wasm_set_cookies=Module["_wasm_set_cookies"]=a0=>(_wasm_set_cookies=Module["_wasm_set_cookies"]=wasmExports["xb"])(a0);var _wasm_set_request_port=Module["_wasm_set_request_port"]=a0=>(_wasm_set_request_port=Module["_wasm_set_request_port"]=wasmExports["yb"])(a0);var _wasm_sapi_request_shutdown=Module["_wasm_sapi_request_shutdown"]=()=>(_wasm_sapi_request_shutdown=Module["_wasm_sapi_request_shutdown"]=wasmExports["zb"])();var _wasm_sapi_handle_request=Module["_wasm_sapi_handle_request"]=()=>(_wasm_sapi_handle_request=Module["_wasm_sapi_handle_request"]=wasmExports["Ab"])();var _php_wasm_init=Module["_php_wasm_init"]=()=>(_php_wasm_init=Module["_php_wasm_init"]=wasmExports["Bb"])();var _wasm_free=Module["_wasm_free"]=a0=>(_wasm_free=Module["_wasm_free"]=wasmExports["Cb"])(a0);var ___funcs_on_exit=()=>(___funcs_on_exit=wasmExports["Db"])();var _emscripten_builtin_memalign=(a0,a1)=>(_emscripten_builtin_memalign=wasmExports["Eb"])(a0,a1);var __emscripten_timeout=(a0,a1)=>(__emscripten_timeout=wasmExports["Fb"])(a0,a1);var _setThrew=(a0,a1)=>(_setThrew=wasmExports["Gb"])(a0,a1);var __emscripten_tempret_set=a0=>(__emscripten_tempret_set=wasmExports["Hb"])(a0);var __emscripten_stack_restore=a0=>(__emscripten_stack_restore=wasmExports["Ib"])(a0);var __emscripten_stack_alloc=a0=>(__emscripten_stack_alloc=wasmExports["Jb"])(a0);var _emscripten_stack_get_current=()=>(_emscripten_stack_get_current=wasmExports["Kb"])();var dynCall_viii=Module["dynCall_viii"]=(a0,a1,a2,a3)=>(dynCall_viii=Module["dynCall_viii"]=wasmExports["Lb"])(a0,a1,a2,a3);var dynCall_vii=Module["dynCall_vii"]=(a0,a1,a2)=>(dynCall_vii=Module["dynCall_vii"]=wasmExports["Mb"])(a0,a1,a2);var dynCall_vi=Module["dynCall_vi"]=(a0,a1)=>(dynCall_vi=Module["dynCall_vi"]=wasmExports["Nb"])(a0,a1);var dynCall_iii=Module["dynCall_iii"]=(a0,a1,a2)=>(dynCall_iii=Module["dynCall_iii"]=wasmExports["Ob"])(a0,a1,a2);var dynCall_ii=Module["dynCall_ii"]=(a0,a1)=>(dynCall_ii=Module["dynCall_ii"]=wasmExports["Pb"])(a0,a1);var dynCall_v=Module["dynCall_v"]=a0=>(dynCall_v=Module["dynCall_v"]=wasmExports["Qb"])(a0);var dynCall_iiii=Module["dynCall_iiii"]=(a0,a1,a2,a3)=>(dynCall_iiii=Module["dynCall_iiii"]=wasmExports["Rb"])(a0,a1,a2,a3);var dynCall_viiiii=Module["dynCall_viiiii"]=(a0,a1,a2,a3,a4,a5)=>(dynCall_viiiii=Module["dynCall_viiiii"]=wasmExports["Sb"])(a0,a1,a2,a3,a4,a5);var dynCall_iiiii=Module["dynCall_iiiii"]=(a0,a1,a2,a3,a4)=>(dynCall_iiiii=Module["dynCall_iiiii"]=wasmExports["Tb"])(a0,a1,a2,a3,a4);var dynCall_iiiiiii=Module["dynCall_iiiiiii"]=(a0,a1,a2,a3,a4,a5,a6)=>(dynCall_iiiiiii=Module["dynCall_iiiiiii"]=wasmExports["Ub"])(a0,a1,a2,a3,a4,a5,a6);var dynCall_iiiiii=Module["dynCall_iiiiii"]=(a0,a1,a2,a3,a4,a5)=>(dynCall_iiiiii=Module["dynCall_iiiiii"]=wasmExports["Vb"])(a0,a1,a2,a3,a4,a5);var dynCall_i=Module["dynCall_i"]=a0=>(dynCall_i=Module["dynCall_i"]=wasmExports["Wb"])(a0);var dynCall_viiii=Module["dynCall_viiii"]=(a0,a1,a2,a3,a4)=>(dynCall_viiii=Module["dynCall_viiii"]=wasmExports["Xb"])(a0,a1,a2,a3,a4);var dynCall_iiiiiiiii=Module["dynCall_iiiiiiiii"]=(a0,a1,a2,a3,a4,a5,a6,a7,a8)=>(dynCall_iiiiiiiii=Module["dynCall_iiiiiiiii"]=wasmExports["Yb"])(a0,a1,a2,a3,a4,a5,a6,a7,a8);var dynCall_viiiiiiiii=Module["dynCall_viiiiiiiii"]=(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9)=>(dynCall_viiiiiiiii=Module["dynCall_viiiiiiiii"]=wasmExports["Zb"])(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9);var dynCall_viiiiii=Module["dynCall_viiiiii"]=(a0,a1,a2,a3,a4,a5,a6)=>(dynCall_viiiiii=Module["dynCall_viiiiii"]=wasmExports["_b"])(a0,a1,a2,a3,a4,a5,a6);var dynCall_iiiiiiii=Module["dynCall_iiiiiiii"]=(a0,a1,a2,a3,a4,a5,a6,a7)=>(dynCall_iiiiiiii=Module["dynCall_iiiiiiii"]=wasmExports["$b"])(a0,a1,a2,a3,a4,a5,a6,a7);var dynCall_iiiiiiiiii=Module["dynCall_iiiiiiiiii"]=(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9)=>(dynCall_iiiiiiiiii=Module["dynCall_iiiiiiiiii"]=wasmExports["ac"])(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9);var dynCall_jii=Module["dynCall_jii"]=(a0,a1,a2)=>(dynCall_jii=Module["dynCall_jii"]=wasmExports["bc"])(a0,a1,a2);var _asyncify_start_unwind=a0=>(_asyncify_start_unwind=wasmExports["cc"])(a0);var _asyncify_stop_unwind=()=>(_asyncify_stop_unwind=wasmExports["dc"])();var _asyncify_start_rewind=a0=>(_asyncify_start_rewind=wasmExports["ec"])(a0);var _asyncify_stop_rewind=()=>(_asyncify_stop_rewind=wasmExports["fc"])();function invoke_viii(index,a1,a2,a3){var sp=stackSave();try{dynCall_viii(index,a1,a2,a3)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_vii(index,a1,a2){var sp=stackSave();try{dynCall_vii(index,a1,a2)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_vi(index,a1){var sp=stackSave();try{dynCall_vi(index,a1)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiiiii(index,a1,a2,a3,a4,a5,a6){var sp=stackSave();try{return dynCall_iiiiiii(index,a1,a2,a3,a4,a5,a6)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iii(index,a1,a2){var sp=stackSave();try{return dynCall_iii(index,a1,a2)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_v(index){var sp=stackSave();try{dynCall_v(index)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_ii(index,a1){var sp=stackSave();try{return dynCall_ii(index,a1)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_i(index){var sp=stackSave();try{return dynCall_i(index)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiii(index,a1,a2,a3,a4){var sp=stackSave();try{dynCall_viiii(index,a1,a2,a3,a4)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8){var sp=stackSave();try{return dynCall_iiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiii(index,a1,a2,a3,a4){var sp=stackSave();try{return dynCall_iiiii(index,a1,a2,a3,a4)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiii(index,a1,a2,a3){var sp=stackSave();try{return dynCall_iiii(index,a1,a2,a3)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiiiii(index,a1,a2,a3,a4,a5,a6){var sp=stackSave();try{dynCall_viiiiii(index,a1,a2,a3,a4,a5,a6)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiiii(index,a1,a2,a3,a4,a5){var sp=stackSave();try{dynCall_viiiii(index,a1,a2,a3,a4,a5)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9){var sp=stackSave();try{return dynCall_iiiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiiii(index,a1,a2,a3,a4,a5){var sp=stackSave();try{return dynCall_iiiiii(index,a1,a2,a3,a4,a5)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9){var sp=stackSave();try{dynCall_viiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiiiiii(index,a1,a2,a3,a4,a5,a6,a7){var sp=stackSave();try{return dynCall_iiiiiiii(index,a1,a2,a3,a4,a5,a6,a7)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_jii(index,a1,a2){var sp=stackSave();try{return dynCall_jii(index,a1,a2)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}Module["addRunDependency"]=addRunDependency;Module["removeRunDependency"]=removeRunDependency;Module["wasmExports"]=wasmExports;Module["ccall"]=ccall;Module["FS_createPreloadedFile"]=FS_createPreloadedFile;Module["FS_unlink"]=FS_unlink;Module["FS_createPath"]=FS_createPath;Module["FS_createDevice"]=FS_createDevice;Module["FS_createDataFile"]=FS_createDataFile;Module["FS_createLazyFile"]=FS_createLazyFile;Module["PROXYFS"]=PROXYFS;var calledRun;dependenciesFulfilled=function runCaller(){if(!calledRun)run();if(!calledRun)dependenciesFulfilled=runCaller};function run(){if(runDependencies>0){return}preRun();if(runDependencies>0){return}function doRun(){if(calledRun)return;calledRun=true;Module["calledRun"]=true;if(ABORT)return;initRuntime();if(Module["onRuntimeInitialized"])Module["onRuntimeInitialized"]();postRun()}if(Module["setStatus"]){Module["setStatus"]("Running...");setTimeout(function(){setTimeout(function(){Module["setStatus"]("")},1);doRun()},1)}else{doRun()}}if(Module["preInit"]){if(typeof Module["preInit"]=="function")Module["preInit"]=[Module["preInit"]];while(Module["preInit"].length>0){Module["preInit"].pop()()}}run(); +var Module=typeof PHPLoader!="undefined"?PHPLoader:{};var ENVIRONMENT_IS_WEB=RuntimeName==="WEB";var ENVIRONMENT_IS_WORKER=RuntimeName==="WORKER";var ENVIRONMENT_IS_NODE=RuntimeName==="NODE";var moduleOverrides=Object.assign({},Module);var arguments_=[];var thisProgram="./this.program";var quit_=(status,toThrow)=>{throw toThrow};var scriptDirectory="";function locateFile(path){if(Module["locateFile"]){return Module["locateFile"](path,scriptDirectory)}return scriptDirectory+path}var readAsync,readBinary;if(ENVIRONMENT_IS_WEB||ENVIRONMENT_IS_WORKER){if(ENVIRONMENT_IS_WORKER){scriptDirectory=self.location.href}else if(typeof document!="undefined"&&document.currentScript){scriptDirectory=document.currentScript.src}if(scriptDirectory.startsWith("blob:")){scriptDirectory=""}else{scriptDirectory=scriptDirectory.substr(0,scriptDirectory.replace(/[?#].*/,"").lastIndexOf("/")+1)}{readAsync=async url=>{var response=await fetch(url,{credentials:"same-origin"});if(response.ok){return response.arrayBuffer()}throw new Error(response.status+" : "+response.url)}}}else{}var out=Module["print"]||console.log.bind(console);var err=Module["printErr"]||console.error.bind(console);Object.assign(Module,moduleOverrides);moduleOverrides=null;if(Module["arguments"])arguments_=Module["arguments"];if(Module["thisProgram"])thisProgram=Module["thisProgram"]; +if (Module["quit"]) quit_=Module["quit"];var wasmBinary=Module["wasmBinary"];var wasmMemory;var ABORT=false;var EXITSTATUS;function assert(condition,text){if(!condition){abort(text)}}var HEAP8,HEAPU8,HEAP16,HEAPU16,HEAP32,HEAPU32,HEAPF32,HEAPF64;function updateMemoryViews(){var b=wasmMemory.buffer;Module["HEAP8"]=HEAP8=new Int8Array(b);Module["HEAP16"]=HEAP16=new Int16Array(b);Module["HEAPU8"]=HEAPU8=new Uint8Array(b);Module["HEAPU16"]=HEAPU16=new Uint16Array(b);Module["HEAP32"]=HEAP32=new Int32Array(b);Module["HEAPU32"]=HEAPU32=new Uint32Array(b);Module["HEAPF32"]=HEAPF32=new Float32Array(b);Module["HEAPF64"]=HEAPF64=new Float64Array(b)}var __ATPRERUN__=[];var __ATINIT__=[];var __ATEXIT__=[];var __ATPOSTRUN__=[];var runtimeInitialized=false;var runtimeExited=false;function preRun(){if(Module["preRun"]){if(typeof Module["preRun"]=="function")Module["preRun"]=[Module["preRun"]];while(Module["preRun"].length){addOnPreRun(Module["preRun"].shift())}}callRuntimeCallbacks(__ATPRERUN__)}function initRuntime(){runtimeInitialized=true;SOCKFS.root=FS.mount(SOCKFS,{},null);if(!Module["noFSInit"]&&!FS.initialized)FS.init();FS.ignorePermissions=false;TTY.init();PIPEFS.root=FS.mount(PIPEFS,{},null);callRuntimeCallbacks(__ATINIT__)}function exitRuntime(){___funcs_on_exit();callRuntimeCallbacks(__ATEXIT__);FS.quit();TTY.shutdown();runtimeExited=true}function postRun(){if(Module["postRun"]){if(typeof Module["postRun"]=="function")Module["postRun"]=[Module["postRun"]];while(Module["postRun"].length){addOnPostRun(Module["postRun"].shift())}}callRuntimeCallbacks(__ATPOSTRUN__)}function addOnPreRun(cb){__ATPRERUN__.unshift(cb)}function addOnInit(cb){__ATINIT__.unshift(cb)}function addOnPostRun(cb){__ATPOSTRUN__.unshift(cb)}var runDependencies=0;var dependenciesFulfilled=null;function getUniqueRunDependency(id){return id}function addRunDependency(id){runDependencies++;Module["monitorRunDependencies"]?.(runDependencies)}function removeRunDependency(id){runDependencies--;Module["monitorRunDependencies"]?.(runDependencies);if(runDependencies==0){if(dependenciesFulfilled){var callback=dependenciesFulfilled;dependenciesFulfilled=null;callback()}}}function abort(what){Module["onAbort"]?.(what);what="Aborted("+what+")";err(what);ABORT=true;what+=". Build with -sASSERTIONS for more info.";var e=new WebAssembly.RuntimeError(what);throw e}var dataURIPrefix="data:application/octet-stream;base64,";var isDataURI=filename=>filename.startsWith(dataURIPrefix);function findWasmBinary(){var f=dependencyFilename;if(!isDataURI(f)){return locateFile(f)}return f}var wasmBinaryFile;function getBinarySync(file){if(file==wasmBinaryFile&&wasmBinary){return new Uint8Array(wasmBinary)}if(readBinary){return readBinary(file)}throw"both async and sync fetching of the wasm failed"}async function getWasmBinary(binaryFile){if(!wasmBinary){try{var response=await readAsync(binaryFile);return new Uint8Array(response)}catch{}}return getBinarySync(binaryFile)}async function instantiateArrayBuffer(binaryFile,imports){try{var binary=await getWasmBinary(binaryFile);var instance=await WebAssembly.instantiate(binary,imports);return instance}catch(reason){err(`failed to asynchronously prepare wasm: ${reason}`);abort(reason)}}async function instantiateAsync(binary,binaryFile,imports){if(!binary&&typeof WebAssembly.instantiateStreaming=="function"&&!isDataURI(binaryFile)&&typeof fetch=="function"){try{var response=fetch(binaryFile,{credentials:"same-origin"});var instantiationResult=await WebAssembly.instantiateStreaming(response,imports);return instantiationResult}catch(reason){err(`wasm streaming compile failed: ${reason}`);err("falling back to ArrayBuffer instantiation")}}return instantiateArrayBuffer(binaryFile,imports)}function getWasmImports(){return{a:wasmImports}}async function createWasm(){function receiveInstance(instance,module){wasmExports=instance.exports;wasmExports=Asyncify.instrumentWasmExports(wasmExports);Module["wasmExports"]=wasmExports;wasmMemory=wasmExports["Va"];updateMemoryViews();wasmTable=wasmExports["Xa"];addOnInit(wasmExports["Wa"]);removeRunDependency("wasm-instantiate");return wasmExports}addRunDependency("wasm-instantiate");function receiveInstantiationResult(result){receiveInstance(result["instance"])}var info=getWasmImports();if(Module["instantiateWasm"]){try{return Module["instantiateWasm"](info,receiveInstance)}catch(e){err(`Module.instantiateWasm callback failed with error: ${e}`);return false}}wasmBinaryFile??=findWasmBinary();var result=await instantiateAsync(wasmBinary,wasmBinaryFile,info);receiveInstantiationResult(result);return result}var tempDouble;var tempI64;function js_popen_to_file(command,mode,exitCodePtr){const returnCallback=resolver=>Asyncify.handleSleep(resolver);if(!command)return 1;const cmdstr=UTF8ToString(command);if(!cmdstr.length)return 0;const modestr=UTF8ToString(mode);if(!modestr.length)return 0;if(modestr==="w"){console.error('popen($cmd, "w") is not implemented yet')}return returnCallback(async wakeUp=>{let cp;try{cp=PHPWASM.spawnProcess(cmdstr,[]);if(cp instanceof Promise){cp=await cp}}catch(e){console.error(e);if(e.code==="SPAWN_UNSUPPORTED"){return 1}throw e}const outByteArrays=[];cp.stdout.on("data",function(data){outByteArrays.push(data)});const outputPath="/tmp/popen_output";cp.on("exit",function(exitCode){const outBytes=new Uint8Array(outByteArrays.reduce((acc,curr)=>acc+curr.length,0));let offset=0;for(const byteArray of outByteArrays){outBytes.set(byteArray,offset);offset+=byteArray.length}FS.writeFile(outputPath,outBytes);HEAPU8[exitCodePtr]=exitCode;wakeUp(allocateUTF8OnStack(outputPath))})})}function wasm_poll_socket(socketd,events,timeout){const returnCallback=resolver=>Asyncify.handleSleep(resolver);const POLLIN=1;const POLLPRI=2;const POLLOUT=4;const POLLERR=8;const POLLHUP=16;const POLLNVAL=32;return returnCallback(wakeUp=>{const polls=[];if(socketd in PHPWASM.child_proc_by_fd){const procInfo=PHPWASM.child_proc_by_fd[socketd];if(procInfo.exited){wakeUp(0);return}polls.push(PHPWASM.awaitEvent(procInfo.stdout,"data"))}else if(FS.isSocket(FS.getStream(socketd)?.node.mode)){const sock=getSocketFromFD(socketd);if(!sock){wakeUp(0);return}const lookingFor=new Set;if(events&POLLIN||events&POLLPRI){if(sock.server){for(const client of sock.pending){if((client.recv_queue||[]).length>0){wakeUp(1);return}}}else if((sock.recv_queue||[]).length>0){wakeUp(1);return}}const webSockets=PHPWASM.getAllWebSockets(sock);if(!webSockets.length){wakeUp(0);return}for(const ws of webSockets){if(events&POLLIN||events&POLLPRI){polls.push(PHPWASM.awaitData(ws));lookingFor.add("POLLIN")}if(events&POLLOUT){polls.push(PHPWASM.awaitConnection(ws));lookingFor.add("POLLOUT")}if(events&POLLHUP){polls.push(PHPWASM.awaitClose(ws));lookingFor.add("POLLHUP")}if(events&POLLERR||events&POLLNVAL){polls.push(PHPWASM.awaitError(ws));lookingFor.add("POLLERR")}}}else{setTimeout(function(){wakeUp(1)},timeout);return}if(polls.length===0){console.warn("Unsupported poll event "+events+", defaulting to setTimeout().");setTimeout(function(){wakeUp(0)},timeout);return}const promises=polls.map(([promise])=>promise);const clearPolling=()=>polls.forEach(([,clear])=>clear());let awaken=false;let timeoutId;Promise.race(promises).then(function(results){if(!awaken){awaken=true;wakeUp(1);if(timeoutId){clearTimeout(timeoutId)}clearPolling()}});if(timeout!==-1){timeoutId=setTimeout(function(){if(!awaken){awaken=true;wakeUp(0);clearPolling()}},timeout)}})}function js_fd_read(fd,iov,iovcnt,pnum){const returnCallback=resolver=>Asyncify.handleSleep(resolver);if(Asyncify?.State?.Normal===undefined||Asyncify?.state===Asyncify?.State?.Normal){var returnCode;var stream;let num=0;try{stream=SYSCALLS.getStreamFromFD(fd);const num=doReadv(stream,iov,iovcnt);HEAPU32[pnum>>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError")){throw e}if(e.errno!==6||!(stream?.fd in PHPWASM.child_proc_by_fd)){HEAPU32[pnum>>2]=0;return returnCode}}}return returnCallback(wakeUp=>{var retries=0;var interval=50;var timeout=5e3;var maxRetries=timeout/interval;function poll(){var returnCode;var stream;let num;try{stream=SYSCALLS.getStreamFromFD(fd);num=doReadv(stream,iov,iovcnt);returnCode=0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError")){console.error(e);throw e}returnCode=e.errno}const success=returnCode===0;const failure=++retries>maxRetries||!(fd in PHPWASM.child_proc_by_fd)||PHPWASM.child_proc_by_fd[fd]?.exited||FS.isClosed(stream);if(success){HEAPU32[pnum>>2]=num;wakeUp(0)}else if(failure){HEAPU32[pnum>>2]=0;wakeUp(returnCode===6?0:returnCode)}else{setTimeout(poll,interval)}}poll()})}function __asyncjs__js_module_onMessage(data,response_buffer){return Asyncify.handleAsync(async()=>{if(Module["onMessage"]){const dataStr=UTF8ToString(data);return Module["onMessage"](dataStr).then(response=>{const responseBytes=typeof response==="string"?(new TextEncoder).encode(response):response;const responseSize=responseBytes.byteLength;const responsePtr=_malloc(responseSize+1);HEAPU8.set(responseBytes,responsePtr);HEAPU8[responsePtr+responseSize]=0;HEAPU8[response_buffer]=responsePtr;HEAPU8[response_buffer+1]=responsePtr>>8;HEAPU8[response_buffer+2]=responsePtr>>16;HEAPU8[response_buffer+3]=responsePtr>>24;return responseSize}).catch(e=>{console.error(e);return-1})}})}class ExitStatus{name="ExitStatus";constructor(status){this.message=`Program terminated with exit(${status})`;this.status=status}} +ExitStatus = class PHPExitStatus extends Error { +constructor(status) { + super(status); + this.name = "ExitStatus"; + this.message = "Program terminated with exit(" + status + ")"; + this.status = status; + } +};var callRuntimeCallbacks=callbacks=>{while(callbacks.length>0){callbacks.shift()(Module)}};var noExitRuntime=Module["noExitRuntime"]||false;var stackRestore=val=>__emscripten_stack_restore(val);var stackSave=()=>_emscripten_stack_get_current();var UTF8Decoder=typeof TextDecoder!="undefined"?new TextDecoder:undefined;var UTF8ArrayToString=(heapOrArray,idx=0,maxBytesToRead=NaN)=>{var endIdx=idx+maxBytesToRead;var endPtr=idx;while(heapOrArray[endPtr]&&!(endPtr>=endIdx))++endPtr;if(endPtr-idx>16&&heapOrArray.buffer&&UTF8Decoder){return UTF8Decoder.decode(heapOrArray.subarray(idx,endPtr))}var str="";while(idx>10,56320|ch&1023)}}return str};var UTF8ToString=(ptr,maxBytesToRead)=>ptr?UTF8ArrayToString(HEAPU8,ptr,maxBytesToRead):"";Module["UTF8ToString"]=UTF8ToString;var ___assert_fail=(condition,filename,line,func)=>abort(`Assertion failed: ${UTF8ToString(condition)}, at: `+[filename?UTF8ToString(filename):"unknown filename",line,func?UTF8ToString(func):"unknown function"]);var ___call_sighandler=(fp,sig)=>(a1=>dynCall_vi(fp,a1))(sig);var initRandomFill=()=>{if(typeof crypto=="object"&&typeof crypto["getRandomValues"]=="function"){return view=>crypto.getRandomValues(view)}else abort("initRandomDevice")};var randomFill=view=>(randomFill=initRandomFill())(view);var PATH={isAbs:path=>path.charAt(0)==="/",splitPath:filename=>{var splitPathRe=/^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/;return splitPathRe.exec(filename).slice(1)},normalizeArray:(parts,allowAboveRoot)=>{var up=0;for(var i=parts.length-1;i>=0;i--){var last=parts[i];if(last==="."){parts.splice(i,1)}else if(last===".."){parts.splice(i,1);up++}else if(up){parts.splice(i,1);up--}}if(allowAboveRoot){for(;up;up--){parts.unshift("..")}}return parts},normalize:path=>{var isAbsolute=PATH.isAbs(path),trailingSlash=path.substr(-1)==="/";path=PATH.normalizeArray(path.split("/").filter(p=>!!p),!isAbsolute).join("/");if(!path&&!isAbsolute){path="."}if(path&&trailingSlash){path+="/"}return(isAbsolute?"/":"")+path},dirname:path=>{var result=PATH.splitPath(path),root=result[0],dir=result[1];if(!root&&!dir){return"."}if(dir){dir=dir.substr(0,dir.length-1)}return root+dir},basename:path=>{if(path==="/")return"/";path=PATH.normalize(path);path=path.replace(/\/$/,"");var lastSlash=path.lastIndexOf("/");if(lastSlash===-1)return path;return path.substr(lastSlash+1)},join:(...paths)=>PATH.normalize(paths.join("/")),join2:(l,r)=>PATH.normalize(l+"/"+r)};var PATH_FS={resolve:(...args)=>{var resolvedPath="",resolvedAbsolute=false;for(var i=args.length-1;i>=-1&&!resolvedAbsolute;i--){var path=i>=0?args[i]:FS.cwd();if(typeof path!="string"){throw new TypeError("Arguments to path.resolve must be strings")}else if(!path){return""}resolvedPath=path+"/"+resolvedPath;resolvedAbsolute=PATH.isAbs(path)}resolvedPath=PATH.normalizeArray(resolvedPath.split("/").filter(p=>!!p),!resolvedAbsolute).join("/");return(resolvedAbsolute?"/":"")+resolvedPath||"."},relative:(from,to)=>{from=PATH_FS.resolve(from).substr(1);to=PATH_FS.resolve(to).substr(1);function trim(arr){var start=0;for(;start=0;end--){if(arr[end]!=="")break}if(start>end)return[];return arr.slice(start,end-start+1)}var fromParts=trim(from.split("/"));var toParts=trim(to.split("/"));var length=Math.min(fromParts.length,toParts.length);var samePartsLength=length;for(var i=0;i{var len=0;for(var i=0;i=55296&&c<=57343){len+=4;++i}else{len+=3}}return len};Module["lengthBytesUTF8"]=lengthBytesUTF8;var stringToUTF8Array=(str,heap,outIdx,maxBytesToWrite)=>{if(!(maxBytesToWrite>0))return 0;var startIdx=outIdx;var endIdx=outIdx+maxBytesToWrite-1;for(var i=0;i=55296&&u<=57343){var u1=str.charCodeAt(++i);u=65536+((u&1023)<<10)|u1&1023}if(u<=127){if(outIdx>=endIdx)break;heap[outIdx++]=u}else if(u<=2047){if(outIdx+1>=endIdx)break;heap[outIdx++]=192|u>>6;heap[outIdx++]=128|u&63}else if(u<=65535){if(outIdx+2>=endIdx)break;heap[outIdx++]=224|u>>12;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}else{if(outIdx+3>=endIdx)break;heap[outIdx++]=240|u>>18;heap[outIdx++]=128|u>>12&63;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}}heap[outIdx]=0;return outIdx-startIdx};function intArrayFromString(stringy,dontAddNull,length){var len=length>0?length:lengthBytesUTF8(stringy)+1;var u8array=new Array(len);var numBytesWritten=stringToUTF8Array(stringy,u8array,0,u8array.length);if(dontAddNull)u8array.length=numBytesWritten;return u8array}var FS_stdin_getChar=()=>{if(!FS_stdin_getChar_buffer.length){var result=null;if(typeof window!="undefined"&&typeof window.prompt=="function"){result=window.prompt("Input: ");if(result!==null){result+="\n"}}else{}if(!result){return null}FS_stdin_getChar_buffer=intArrayFromString(result,true)}return FS_stdin_getChar_buffer.shift()};var TTY={ttys:[],init(){},shutdown(){},register(dev,ops){TTY.ttys[dev]={input:[],output:[],ops};FS.registerDevice(dev,TTY.stream_ops)},stream_ops:{open(stream){var tty=TTY.ttys[stream.node.rdev];if(!tty){throw new FS.ErrnoError(43)}stream.tty=tty;stream.seekable=false},close(stream){stream.tty.ops.fsync(stream.tty)},fsync(stream){stream.tty.ops.fsync(stream.tty)},read(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.get_char){throw new FS.ErrnoError(60)}var bytesRead=0;for(var i=0;i0){out(UTF8ArrayToString(tty.output));tty.output=[]}},ioctl_tcgets(tty){return{c_iflag:25856,c_oflag:5,c_cflag:191,c_lflag:35387,c_cc:[3,28,127,21,4,0,1,0,17,19,26,0,18,15,23,22,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]}},ioctl_tcsets(tty,optional_actions,data){return 0},ioctl_tiocgwinsz(tty){return[24,80]}},default_tty1_ops:{put_char(tty,val){if(val===null||val===10){err(UTF8ArrayToString(tty.output));tty.output=[]}else{if(val!=0)tty.output.push(val)}},fsync(tty){if(tty.output&&tty.output.length>0){err(UTF8ArrayToString(tty.output));tty.output=[]}}}};var zeroMemory=(address,size)=>{HEAPU8.fill(0,address,address+size)};var alignMemory=(size,alignment)=>Math.ceil(size/alignment)*alignment;var mmapAlloc=size=>{size=alignMemory(size,65536);var ptr=_emscripten_builtin_memalign(65536,size);if(ptr)zeroMemory(ptr,size);return ptr};var MEMFS={ops_table:null,mount(mount){return MEMFS.createNode(null,"/",16895,0)},createNode(parent,name,mode,dev){if(FS.isBlkdev(mode)||FS.isFIFO(mode)){throw new FS.ErrnoError(63)}MEMFS.ops_table||={dir:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,lookup:MEMFS.node_ops.lookup,mknod:MEMFS.node_ops.mknod,rename:MEMFS.node_ops.rename,unlink:MEMFS.node_ops.unlink,rmdir:MEMFS.node_ops.rmdir,readdir:MEMFS.node_ops.readdir,symlink:MEMFS.node_ops.symlink},stream:{llseek:MEMFS.stream_ops.llseek}},file:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:{llseek:MEMFS.stream_ops.llseek,read:MEMFS.stream_ops.read,write:MEMFS.stream_ops.write,allocate:MEMFS.stream_ops.allocate,mmap:MEMFS.stream_ops.mmap,msync:MEMFS.stream_ops.msync}},link:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,readlink:MEMFS.node_ops.readlink},stream:{}},chrdev:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:FS.chrdev_stream_ops}};var node=FS.createNode(parent,name,mode,dev);if(FS.isDir(node.mode)){node.node_ops=MEMFS.ops_table.dir.node;node.stream_ops=MEMFS.ops_table.dir.stream;node.contents={}}else if(FS.isFile(node.mode)){node.node_ops=MEMFS.ops_table.file.node;node.stream_ops=MEMFS.ops_table.file.stream;node.usedBytes=0;node.contents=null}else if(FS.isLink(node.mode)){node.node_ops=MEMFS.ops_table.link.node;node.stream_ops=MEMFS.ops_table.link.stream}else if(FS.isChrdev(node.mode)){node.node_ops=MEMFS.ops_table.chrdev.node;node.stream_ops=MEMFS.ops_table.chrdev.stream}node.atime=node.mtime=node.ctime=Date.now();if(parent){parent.contents[name]=node;parent.atime=parent.mtime=parent.ctime=node.atime}return node},getFileDataAsTypedArray(node){if(!node.contents)return new Uint8Array(0);if(node.contents.subarray)return node.contents.subarray(0,node.usedBytes);return new Uint8Array(node.contents)},expandFileStorage(node,newCapacity){var prevCapacity=node.contents?node.contents.length:0;if(prevCapacity>=newCapacity)return;var CAPACITY_DOUBLING_MAX=1024*1024;newCapacity=Math.max(newCapacity,prevCapacity*(prevCapacity>>0);if(prevCapacity!=0)newCapacity=Math.max(newCapacity,256);var oldContents=node.contents;node.contents=new Uint8Array(newCapacity);if(node.usedBytes>0)node.contents.set(oldContents.subarray(0,node.usedBytes),0)},resizeFileStorage(node,newSize){if(node.usedBytes==newSize)return;if(newSize==0){node.contents=null;node.usedBytes=0}else{var oldContents=node.contents;node.contents=new Uint8Array(newSize);if(oldContents){node.contents.set(oldContents.subarray(0,Math.min(newSize,node.usedBytes)))}node.usedBytes=newSize}},node_ops:{getattr(node){var attr={};attr.dev=FS.isChrdev(node.mode)?node.id:1;attr.ino=node.id;attr.mode=node.mode;attr.nlink=1;attr.uid=0;attr.gid=0;attr.rdev=node.rdev;if(FS.isDir(node.mode)){attr.size=4096}else if(FS.isFile(node.mode)){attr.size=node.usedBytes}else if(FS.isLink(node.mode)){attr.size=node.link.length}else{attr.size=0}attr.atime=new Date(node.atime);attr.mtime=new Date(node.mtime);attr.ctime=new Date(node.ctime);attr.blksize=4096;attr.blocks=Math.ceil(attr.size/attr.blksize);return attr},setattr(node,attr){for(const key of["mode","atime","mtime","ctime"]){if(attr[key]){node[key]=attr[key]}}if(attr.size!==undefined){MEMFS.resizeFileStorage(node,attr.size)}},lookup(parent,name){throw MEMFS.doesNotExistError},mknod(parent,name,mode,dev){return MEMFS.createNode(parent,name,mode,dev)},rename(old_node,new_dir,new_name){var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(new_node){if(FS.isDir(old_node.mode)){for(var i in new_node.contents){throw new FS.ErrnoError(55)}}FS.hashRemoveNode(new_node)}delete old_node.parent.contents[old_node.name];new_dir.contents[new_name]=old_node;old_node.name=new_name;new_dir.ctime=new_dir.mtime=old_node.parent.ctime=old_node.parent.mtime=Date.now()},unlink(parent,name){delete parent.contents[name];parent.ctime=parent.mtime=Date.now()},rmdir(parent,name){var node=FS.lookupNode(parent,name);for(var i in node.contents){throw new FS.ErrnoError(55)}delete parent.contents[name];parent.ctime=parent.mtime=Date.now()},readdir(node){return[".","..",...Object.keys(node.contents)]},symlink(parent,newname,oldpath){var node=MEMFS.createNode(parent,newname,511|40960,0);node.link=oldpath;return node},readlink(node){if(!FS.isLink(node.mode)){throw new FS.ErrnoError(28)}return node.link}},stream_ops:{read(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=stream.node.usedBytes)return 0;var size=Math.min(stream.node.usedBytes-position,length);if(size>8&&contents.subarray){buffer.set(contents.subarray(position,position+size),offset)}else{for(var i=0;i0||position+length{var arrayBuffer=await readAsync(url);return new Uint8Array(arrayBuffer)};asyncLoad.isAsync=true;var FS_createDataFile=(parent,name,fileData,canRead,canWrite,canOwn)=>{FS.createDataFile(parent,name,fileData,canRead,canWrite,canOwn)};var preloadPlugins=Module["preloadPlugins"]||[];var FS_handledByPreloadPlugin=(byteArray,fullname,finish,onerror)=>{if(typeof Browser!="undefined")Browser.init();var handled=false;preloadPlugins.forEach(plugin=>{if(handled)return;if(plugin["canHandle"](fullname)){plugin["handle"](byteArray,fullname,finish,onerror);handled=true}});return handled};var FS_createPreloadedFile=(parent,name,url,canRead,canWrite,onload,onerror,dontCreateFile,canOwn,preFinish)=>{var fullname=name?PATH_FS.resolve(PATH.join2(parent,name)):parent;var dep=getUniqueRunDependency(`cp ${fullname}`);function processData(byteArray){function finish(byteArray){preFinish?.();if(!dontCreateFile){FS_createDataFile(parent,name,byteArray,canRead,canWrite,canOwn)}onload?.();removeRunDependency(dep)}if(FS_handledByPreloadPlugin(byteArray,fullname,finish,()=>{onerror?.();removeRunDependency(dep)})){return}finish(byteArray)}addRunDependency(dep);if(typeof url=="string"){asyncLoad(url).then(processData,onerror)}else{processData(url)}};var FS_modeStringToFlags=str=>{var flagModes={r:0,"r+":2,w:512|64|1,"w+":512|64|2,a:1024|64|1,"a+":1024|64|2};var flags=flagModes[str];if(typeof flags=="undefined"){throw new Error(`Unknown file open mode: ${str}`)}return flags};var FS_getMode=(canRead,canWrite)=>{var mode=0;if(canRead)mode|=292|73;if(canWrite)mode|=146;return mode};var ERRNO_CODES={EPERM:63,ENOENT:44,ESRCH:71,EINTR:27,EIO:29,ENXIO:60,E2BIG:1,ENOEXEC:45,EBADF:8,ECHILD:12,EAGAIN:6,EWOULDBLOCK:6,ENOMEM:48,EACCES:2,EFAULT:21,ENOTBLK:105,EBUSY:10,EEXIST:20,EXDEV:75,ENODEV:43,ENOTDIR:54,EISDIR:31,EINVAL:28,ENFILE:41,EMFILE:33,ENOTTY:59,ETXTBSY:74,EFBIG:22,ENOSPC:51,ESPIPE:70,EROFS:69,EMLINK:34,EPIPE:64,EDOM:18,ERANGE:68,ENOMSG:49,EIDRM:24,ECHRNG:106,EL2NSYNC:156,EL3HLT:107,EL3RST:108,ELNRNG:109,EUNATCH:110,ENOCSI:111,EL2HLT:112,EDEADLK:16,ENOLCK:46,EBADE:113,EBADR:114,EXFULL:115,ENOANO:104,EBADRQC:103,EBADSLT:102,EDEADLOCK:16,EBFONT:101,ENOSTR:100,ENODATA:116,ETIME:117,ENOSR:118,ENONET:119,ENOPKG:120,EREMOTE:121,ENOLINK:47,EADV:122,ESRMNT:123,ECOMM:124,EPROTO:65,EMULTIHOP:36,EDOTDOT:125,EBADMSG:9,ENOTUNIQ:126,EBADFD:127,EREMCHG:128,ELIBACC:129,ELIBBAD:130,ELIBSCN:131,ELIBMAX:132,ELIBEXEC:133,ENOSYS:52,ENOTEMPTY:55,ENAMETOOLONG:37,ELOOP:32,EOPNOTSUPP:138,EPFNOSUPPORT:139,ECONNRESET:15,ENOBUFS:42,EAFNOSUPPORT:5,EPROTOTYPE:67,ENOTSOCK:57,ENOPROTOOPT:50,ESHUTDOWN:140,ECONNREFUSED:14,EADDRINUSE:3,ECONNABORTED:13,ENETUNREACH:40,ENETDOWN:38,ETIMEDOUT:73,EHOSTDOWN:142,EHOSTUNREACH:23,EINPROGRESS:26,EALREADY:7,EDESTADDRREQ:17,EMSGSIZE:35,EPROTONOSUPPORT:66,ESOCKTNOSUPPORT:137,EADDRNOTAVAIL:4,ENETRESET:39,EISCONN:30,ENOTCONN:53,ETOOMANYREFS:141,EUSERS:136,EDQUOT:19,ESTALE:72,ENOTSUP:138,ENOMEDIUM:148,EILSEQ:25,EOVERFLOW:61,ECANCELED:11,ENOTRECOVERABLE:56,EOWNERDEAD:62,ESTRPIPE:135};var PROXYFS={mount(mount){return PROXYFS.createNode(null,"/",mount.opts.fs.lstat(mount.opts.root).mode,0)},createNode(parent,name,mode,dev){if(!FS.isDir(mode)&&!FS.isFile(mode)&&!FS.isLink(mode)){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}var node=FS.createNode(parent,name,mode);node.node_ops=PROXYFS.node_ops;node.stream_ops=PROXYFS.stream_ops;return node},realPath(node){var parts=[];while(node.parent!==node){parts.push(node.name);node=node.parent}parts.push(node.mount.opts.root);parts.reverse();return PATH.join(...parts)},node_ops:{getattr(node){var path=PROXYFS.realPath(node);var stat;try{stat=node.mount.opts.fs.lstat(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return{dev:stat.dev,ino:stat.ino,mode:stat.mode,nlink:stat.nlink,uid:stat.uid,gid:stat.gid,rdev:stat.rdev,size:stat.size,atime:stat.atime,mtime:stat.mtime,ctime:stat.ctime,blksize:stat.blksize,blocks:stat.blocks}},setattr(node,attr){var path=PROXYFS.realPath(node);try{if(attr.mode!==undefined){node.mount.opts.fs.chmod(path,attr.mode);node.mode=attr.mode}if(attr.atime||attr.mtime){var atime=new Date(attr.atime||attr.mtime);var mtime=new Date(attr.mtime||attr.atime);node.mount.opts.fs.utime(path,atime,mtime)}if(attr.size!==undefined){node.mount.opts.fs.truncate(path,attr.size)}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},lookup(parent,name){try{var path=PATH.join2(PROXYFS.realPath(parent),name);var mode=parent.mount.opts.fs.lstat(path).mode;var node=PROXYFS.createNode(parent,name,mode);return node}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},mknod(parent,name,mode,dev){var node=PROXYFS.createNode(parent,name,mode,dev);var path=PROXYFS.realPath(node);try{if(FS.isDir(node.mode)){node.mount.opts.fs.mkdir(path,node.mode)}else{node.mount.opts.fs.writeFile(path,"",{mode:node.mode})}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return node},rename(oldNode,newDir,newName){var oldPath=PROXYFS.realPath(oldNode);var newPath=PATH.join2(PROXYFS.realPath(newDir),newName);try{oldNode.mount.opts.fs.rename(oldPath,newPath);oldNode.name=newName}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},unlink(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.unlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},rmdir(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.rmdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readdir(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},symlink(parent,newName,oldPath){var newPath=PATH.join2(PROXYFS.realPath(parent),newName);try{parent.mount.opts.fs.symlink(oldPath,newPath)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readlink(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}}},stream_ops:{open(stream){var path=PROXYFS.realPath(stream.node);try{stream.nfd=stream.node.mount.opts.fs.open(path,stream.flags)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},close(stream){try{stream.node.mount.opts.fs.close(stream.nfd)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},read(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.read(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},write(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.write(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},llseek(stream,offset,whence){var position=offset;if(whence===1){position+=stream.position}else if(whence===2){if(FS.isFile(stream.node.mode)){try{var stat=stream.node.node_ops.getattr(stream.node);position+=stat.size}catch(e){throw new FS.ErrnoError(ERRNO_CODES[e.code])}}}if(position<0){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}return position}}};var FS={root:null,mounts:[],devices:{},streams:[],nextInode:1,nameTable:null,currentPath:"/",initialized:false,ignorePermissions:true,ErrnoError:class{name="ErrnoError";constructor(errno){this.errno=errno}},filesystems:null,syncFSRequests:0,readFiles:{},FSStream:class{shared={};get object(){return this.node}set object(val){this.node=val}get isRead(){return(this.flags&2097155)!==1}get isWrite(){return(this.flags&2097155)!==0}get isAppend(){return this.flags&1024}get flags(){return this.shared.flags}set flags(val){this.shared.flags=val}get position(){return this.shared.position}set position(val){this.shared.position=val}},FSNode:class{node_ops={};stream_ops={};readMode=292|73;writeMode=146;mounted=null;constructor(parent,name,mode,rdev){if(!parent){parent=this}this.parent=parent;this.mount=parent.mount;this.id=FS.nextInode++;this.name=name;this.mode=mode;this.rdev=rdev;this.atime=this.mtime=this.ctime=Date.now()}get read(){return(this.mode&this.readMode)===this.readMode}set read(val){val?this.mode|=this.readMode:this.mode&=~this.readMode}get write(){return(this.mode&this.writeMode)===this.writeMode}set write(val){val?this.mode|=this.writeMode:this.mode&=~this.writeMode}get isFolder(){return FS.isDir(this.mode)}get isDevice(){return FS.isChrdev(this.mode)}},lookupPath(path,opts={}){if(!path)return{path:"",node:null};opts.follow_mount??=true;if(!PATH.isAbs(path)){path=FS.cwd()+"/"+path}linkloop:for(var nlinks=0;nlinks<40;nlinks++){var parts=path.split("/").filter(p=>!!p&&p!==".");var current=FS.root;var current_path="/";for(var i=0;i>>0)%FS.nameTable.length},hashAddNode(node){var hash=FS.hashName(node.parent.id,node.name);node.name_next=FS.nameTable[hash];FS.nameTable[hash]=node},hashRemoveNode(node){var hash=FS.hashName(node.parent.id,node.name);if(FS.nameTable[hash]===node){FS.nameTable[hash]=node.name_next}else{var current=FS.nameTable[hash];while(current){if(current.name_next===node){current.name_next=node.name_next;break}current=current.name_next}}},lookupNode(parent,name){var errCode=FS.mayLookup(parent);if(errCode){throw new FS.ErrnoError(errCode)}var hash=FS.hashName(parent.id,name);for(var node=FS.nameTable[hash];node;node=node.name_next){var nodeName=node.name;if(node.parent.id===parent.id&&nodeName===name){return node}}return FS.lookup(parent,name)},createNode(parent,name,mode,rdev){var node=new FS.FSNode(parent,name,mode,rdev);FS.hashAddNode(node);return node},destroyNode(node){FS.hashRemoveNode(node)},isRoot(node){return node===node.parent},isMountpoint(node){return!!node.mounted},isFile(mode){return(mode&61440)===32768},isDir(mode){return(mode&61440)===16384},isLink(mode){return(mode&61440)===40960},isChrdev(mode){return(mode&61440)===8192},isBlkdev(mode){return(mode&61440)===24576},isFIFO(mode){return(mode&61440)===4096},isSocket(mode){return(mode&49152)===49152},flagsToPermissionString(flag){var perms=["r","w","rw"][flag&3];if(flag&512){perms+="w"}return perms},nodePermissions(node,perms){if(FS.ignorePermissions){return 0}if(perms.includes("r")&&!(node.mode&292)){return 2}else if(perms.includes("w")&&!(node.mode&146)){return 2}else if(perms.includes("x")&&!(node.mode&73)){return 2}return 0},mayLookup(dir){if(!FS.isDir(dir.mode))return 54;var errCode=FS.nodePermissions(dir,"x");if(errCode)return errCode;if(!dir.node_ops.lookup)return 2;return 0},mayCreate(dir,name){if(!FS.isDir(dir.mode)){return 54}try{var node=FS.lookupNode(dir,name);return 20}catch(e){}return FS.nodePermissions(dir,"wx")},mayDelete(dir,name,isdir){var node;try{node=FS.lookupNode(dir,name)}catch(e){return e.errno}var errCode=FS.nodePermissions(dir,"wx");if(errCode){return errCode}if(isdir){if(!FS.isDir(node.mode)){return 54}if(FS.isRoot(node)||FS.getPath(node)===FS.cwd()){return 10}}else{if(FS.isDir(node.mode)){return 31}}return 0},mayOpen(node,flags){if(!node){return 44}if(FS.isLink(node.mode)){return 32}else if(FS.isDir(node.mode)){if(FS.flagsToPermissionString(flags)!=="r"||flags&512){return 31}}return FS.nodePermissions(node,FS.flagsToPermissionString(flags))},MAX_OPEN_FDS:4096,nextfd(){for(var fd=0;fd<=FS.MAX_OPEN_FDS;fd++){if(!FS.streams[fd]){return fd}}throw new FS.ErrnoError(33)},getStreamChecked(fd){var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}return stream},getStream:fd=>FS.streams[fd],createStream(stream,fd=-1){stream=Object.assign(new FS.FSStream,stream);if(fd==-1){fd=FS.nextfd()}stream.fd=fd;FS.streams[fd]=stream;return stream},closeStream(fd){FS.streams[fd]=null},dupStream(origStream,fd=-1){var stream=FS.createStream(origStream,fd);stream.stream_ops?.dup?.(stream);return stream},chrdev_stream_ops:{open(stream){var device=FS.getDevice(stream.node.rdev);stream.stream_ops=device.stream_ops;stream.stream_ops.open?.(stream)},llseek(){throw new FS.ErrnoError(70)}},major:dev=>dev>>8,minor:dev=>dev&255,makedev:(ma,mi)=>ma<<8|mi,registerDevice(dev,ops){FS.devices[dev]={stream_ops:ops}},getDevice:dev=>FS.devices[dev],getMounts(mount){var mounts=[];var check=[mount];while(check.length){var m=check.pop();mounts.push(m);check.push(...m.mounts)}return mounts},syncfs(populate,callback){if(typeof populate=="function"){callback=populate;populate=false}FS.syncFSRequests++;if(FS.syncFSRequests>1){err(`warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work`)}var mounts=FS.getMounts(FS.root.mount);var completed=0;function doCallback(errCode){FS.syncFSRequests--;return callback(errCode)}function done(errCode){if(errCode){if(!done.errored){done.errored=true;return doCallback(errCode)}return}if(++completed>=mounts.length){doCallback(null)}}mounts.forEach(mount=>{if(!mount.type.syncfs){return done(null)}mount.type.syncfs(mount,populate,done)})},mount(type,opts,mountpoint){var root=mountpoint==="/";var pseudo=!mountpoint;var node;if(root&&FS.root){throw new FS.ErrnoError(10)}else if(!root&&!pseudo){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});mountpoint=lookup.path;node=lookup.node;if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}if(!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}}var mount={type,opts,mountpoint,mounts:[]};var mountRoot=type.mount(mount);mountRoot.mount=mount;mount.root=mountRoot;if(root){FS.root=mountRoot}else if(node){node.mounted=mount;if(node.mount){node.mount.mounts.push(mount)}}return mountRoot},unmount(mountpoint){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});if(!FS.isMountpoint(lookup.node)){throw new FS.ErrnoError(28)}var node=lookup.node;var mount=node.mounted;var mounts=FS.getMounts(mount);Object.keys(FS.nameTable).forEach(hash=>{var current=FS.nameTable[hash];while(current){var next=current.name_next;if(mounts.includes(current.mount)){FS.destroyNode(current)}current=next}});node.mounted=null;var idx=node.mount.mounts.indexOf(mount);node.mount.mounts.splice(idx,1)},lookup(parent,name){return parent.node_ops.lookup(parent,name)},mknod(path,mode,dev){var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);if(!name||name==="."||name===".."){throw new FS.ErrnoError(28)}var errCode=FS.mayCreate(parent,name);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.mknod){throw new FS.ErrnoError(63)}return parent.node_ops.mknod(parent,name,mode,dev)},statfs(path){var rtn={bsize:4096,frsize:4096,blocks:1e6,bfree:5e5,bavail:5e5,files:FS.nextInode,ffree:FS.nextInode-1,fsid:42,flags:2,namelen:255};var parent=FS.lookupPath(path,{follow:true}).node;if(parent?.node_ops.statfs){Object.assign(rtn,parent.node_ops.statfs(parent.mount.opts.root))}return rtn},create(path,mode=438){mode&=4095;mode|=32768;return FS.mknod(path,mode,0)},mkdir(path,mode=511){mode&=511|512;mode|=16384;return FS.mknod(path,mode,0)},mkdirTree(path,mode){var dirs=path.split("/");var d="";for(var i=0;iFS.currentPath,chdir(path){var lookup=FS.lookupPath(path,{follow:true});if(lookup.node===null){throw new FS.ErrnoError(44)}if(!FS.isDir(lookup.node.mode)){throw new FS.ErrnoError(54)}var errCode=FS.nodePermissions(lookup.node,"x");if(errCode){throw new FS.ErrnoError(errCode)}FS.currentPath=lookup.path},createDefaultDirectories(){FS.mkdir("/tmp");FS.mkdir("/home");FS.mkdir("/home/web_user")},createDefaultDevices(){FS.mkdir("/dev");FS.registerDevice(FS.makedev(1,3),{read:()=>0,write:(stream,buffer,offset,length,pos)=>length,llseek:()=>0});FS.mkdev("/dev/null",FS.makedev(1,3));TTY.register(FS.makedev(5,0),TTY.default_tty_ops);TTY.register(FS.makedev(6,0),TTY.default_tty1_ops);FS.mkdev("/dev/tty",FS.makedev(5,0));FS.mkdev("/dev/tty1",FS.makedev(6,0));var randomBuffer=new Uint8Array(1024),randomLeft=0;var randomByte=()=>{if(randomLeft===0){randomLeft=randomFill(randomBuffer).byteLength}return randomBuffer[--randomLeft]};FS.createDevice("/dev","random",randomByte);FS.createDevice("/dev","urandom",randomByte);FS.mkdir("/dev/shm");FS.mkdir("/dev/shm/tmp")},createSpecialDirectories(){FS.mkdir("/proc");var proc_self=FS.mkdir("/proc/self");FS.mkdir("/proc/self/fd");FS.mount({mount(){var node=FS.createNode(proc_self,"fd",16895,73);node.stream_ops={llseek:MEMFS.stream_ops.llseek};node.node_ops={lookup(parent,name){var fd=+name;var stream=FS.getStreamChecked(fd);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path},id:fd+1};ret.parent=ret;return ret},readdir(){return Array.from(FS.streams.entries()).filter(([k,v])=>v).map(([k,v])=>k.toString())}};return node}},{},"/proc/self/fd")},createStandardStreams(input,output,error){if(input){FS.createDevice("/dev","stdin",input)}else{FS.symlink("/dev/tty","/dev/stdin")}if(output){FS.createDevice("/dev","stdout",null,output)}else{FS.symlink("/dev/tty","/dev/stdout")}if(error){FS.createDevice("/dev","stderr",null,error)}else{FS.symlink("/dev/tty1","/dev/stderr")}var stdin=FS.open("/dev/stdin",0);var stdout=FS.open("/dev/stdout",1);var stderr=FS.open("/dev/stderr",1)},staticInit(){FS.nameTable=new Array(4096);FS.mount(MEMFS,{},"/");FS.createDefaultDirectories();FS.createDefaultDevices();FS.createSpecialDirectories();FS.filesystems={MEMFS,PROXYFS}},init(input,output,error){FS.initialized=true;input??=Module["stdin"];output??=Module["stdout"];error??=Module["stderr"];FS.createStandardStreams(input,output,error)},quit(){FS.initialized=false;_fflush(0);for(var i=0;ithis.length-1||idx<0){return undefined}var chunkOffset=idx%this.chunkSize;var chunkNum=idx/this.chunkSize|0;return this.getter(chunkNum)[chunkOffset]}setDataGetter(getter){this.getter=getter}cacheLength(){var xhr=new XMLHttpRequest;xhr.open("HEAD",url,false);xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);var datalength=Number(xhr.getResponseHeader("Content-length"));var header;var hasByteServing=(header=xhr.getResponseHeader("Accept-Ranges"))&&header==="bytes";var usesGzip=(header=xhr.getResponseHeader("Content-Encoding"))&&header==="gzip";var chunkSize=1024*1024;if(!hasByteServing)chunkSize=datalength;var doXHR=(from,to)=>{if(from>to)throw new Error("invalid range ("+from+", "+to+") or no bytes requested!");if(to>datalength-1)throw new Error("only "+datalength+" bytes available! programmer error!");var xhr=new XMLHttpRequest;xhr.open("GET",url,false);if(datalength!==chunkSize)xhr.setRequestHeader("Range","bytes="+from+"-"+to);xhr.responseType="arraybuffer";if(xhr.overrideMimeType){xhr.overrideMimeType("text/plain; charset=x-user-defined")}xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);if(xhr.response!==undefined){return new Uint8Array(xhr.response||[])}return intArrayFromString(xhr.responseText||"",true)};var lazyArray=this;lazyArray.setDataGetter(chunkNum=>{var start=chunkNum*chunkSize;var end=(chunkNum+1)*chunkSize-1;end=Math.min(end,datalength-1);if(typeof lazyArray.chunks[chunkNum]=="undefined"){lazyArray.chunks[chunkNum]=doXHR(start,end)}if(typeof lazyArray.chunks[chunkNum]=="undefined")throw new Error("doXHR failed!");return lazyArray.chunks[chunkNum]});if(usesGzip||!datalength){chunkSize=datalength=1;datalength=this.getter(0).length;chunkSize=datalength;out("LazyFiles on gzip forces download of the whole file when length is accessed")}this._length=datalength;this._chunkSize=chunkSize;this.lengthKnown=true}get length(){if(!this.lengthKnown){this.cacheLength()}return this._length}get chunkSize(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}}if(typeof XMLHttpRequest!="undefined"){if(!ENVIRONMENT_IS_WORKER)throw"Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc";var lazyArray=new LazyUint8Array;var properties={isDevice:false,contents:lazyArray}}else{var properties={isDevice:false,url}}var node=FS.createFile(parent,name,properties,canRead,canWrite);if(properties.contents){node.contents=properties.contents}else if(properties.url){node.contents=null;node.url=properties.url}Object.defineProperties(node,{usedBytes:{get:function(){return this.contents.length}}});var stream_ops={};var keys=Object.keys(node.stream_ops);keys.forEach(key=>{var fn=node.stream_ops[key];stream_ops[key]=(...args)=>{FS.forceLoadFile(node);return fn(...args)}});function writeChunks(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=contents.length)return 0;var size=Math.min(contents.length-position,length);if(contents.slice){for(var i=0;i{FS.forceLoadFile(node);return writeChunks(stream,buffer,offset,length,position)};stream_ops.mmap=(stream,length,position,prot,flags)=>{FS.forceLoadFile(node);var ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}writeChunks(stream,HEAP8,ptr,length,position);return{ptr,allocated:true}};node.stream_ops=stream_ops;return node}};Module["FS"]=FS;var SOCKFS={websocketArgs:{},callbacks:{},on(event,callback){SOCKFS.callbacks[event]=callback},emit(event,param){SOCKFS.callbacks[event]?.(param)},mount(mount){SOCKFS.websocketArgs=Module["websocket"]||{};(Module["websocket"]??={})["on"]=SOCKFS.on;return FS.createNode(null,"/",16895,0)},createSocket(family,type,protocol){type&=~526336;var streaming=type==1;if(streaming&&protocol&&protocol!=6){throw new FS.ErrnoError(66)}var sock={family,type,protocol,server:null,error:null,peers:{},pending:[],recv_queue:[],sock_ops:SOCKFS.websocket_sock_ops};var name=SOCKFS.nextname();var node=FS.createNode(SOCKFS.root,name,49152,0);node.sock=sock;var stream=FS.createStream({path:name,node,flags:2,seekable:false,stream_ops:SOCKFS.stream_ops});sock.stream=stream;return sock},getSocket(fd){var stream=FS.getStream(fd);if(!stream||!FS.isSocket(stream.node.mode)){return null}return stream.node.sock},stream_ops:{poll(stream){var sock=stream.node.sock;return sock.sock_ops.poll(sock)},ioctl(stream,request,varargs){var sock=stream.node.sock;return sock.sock_ops.ioctl(sock,request,varargs)},read(stream,buffer,offset,length,position){var sock=stream.node.sock;var msg=sock.sock_ops.recvmsg(sock,length);if(!msg){return 0}buffer.set(msg.buffer,offset);return msg.buffer.length},write(stream,buffer,offset,length,position){var sock=stream.node.sock;return sock.sock_ops.sendmsg(sock,buffer,offset,length)},close(stream){var sock=stream.node.sock;sock.sock_ops.close(sock)}},nextname(){if(!SOCKFS.nextname.current){SOCKFS.nextname.current=0}return`socket[${SOCKFS.nextname.current++}]`},websocket_sock_ops:{createPeer(sock,addr,port){var ws;if(typeof addr=="object"){ws=addr;addr=null;port=null}if(ws){if(ws._socket){addr=ws._socket.remoteAddress;port=ws._socket.remotePort}else{var result=/ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url);if(!result){throw new Error("WebSocket URL must be in the format ws(s)://address:port")}addr=result[1];port=parseInt(result[2],10)}}else{try{var url="ws:#".replace("#","//");var subProtocols="binary";var opts=undefined;if("function"===typeof SOCKFS.websocketArgs["url"]) { +url = SOCKFS.websocketArgs["url"](...arguments); +}else if ("string" === typeof SOCKFS.websocketArgs["url"]){url=SOCKFS.websocketArgs["url"]}if(SOCKFS.websocketArgs["subprotocol"]){subProtocols=SOCKFS.websocketArgs["subprotocol"]}else if(SOCKFS.websocketArgs["subprotocol"]===null){subProtocols="null"}if(url==="ws://"||url==="wss://"){var parts=addr.split("/");url=url+parts[0]+":"+port+"/"+parts.slice(1).join("/")}if(subProtocols!=="null"){subProtocols=subProtocols.replace(/^ +| +$/g,"").split(/ *, */);opts=subProtocols}var WebSocketConstructor;{WebSocketConstructor=WebSocket}if (Module['websocket']['decorator']) {WebSocketConstructor = Module['websocket']['decorator'](WebSocketConstructor);}ws = new WebSocketConstructor(url,opts);ws.binaryType="arraybuffer"}catch(e){throw new FS.ErrnoError(23)}}var peer={addr,port,socket:ws,msg_send_queue:[]};SOCKFS.websocket_sock_ops.addPeer(sock,peer);SOCKFS.websocket_sock_ops.handlePeerEvents(sock,peer);if(sock.type===2&&typeof sock.sport!="undefined"){peer.msg_send_queue.push(new Uint8Array([255,255,255,255,"p".charCodeAt(0),"o".charCodeAt(0),"r".charCodeAt(0),"t".charCodeAt(0),(sock.sport&65280)>>8,sock.sport&255]))}return peer},getPeer(sock,addr,port){return sock.peers[addr+":"+port]},addPeer(sock,peer){sock.peers[peer.addr+":"+peer.port]=peer},removePeer(sock,peer){delete sock.peers[peer.addr+":"+peer.port]},handlePeerEvents(sock,peer){var first=true;var handleOpen=function(){sock.connecting=false;SOCKFS.emit("open",sock.stream.fd);try{var queued=peer.msg_send_queue.shift();while(queued){peer.socket.send(queued);queued=peer.msg_send_queue.shift()}}catch(e){peer.socket.close()}};function handleMessage(data){if(typeof data=="string"){var encoder=new TextEncoder;data=encoder.encode(data)}else{assert(data.byteLength!==undefined);if(data.byteLength==0){return}data=new Uint8Array(data)}var wasfirst=first;first=false;if(wasfirst&&data.length===10&&data[0]===255&&data[1]===255&&data[2]===255&&data[3]===255&&data[4]==="p".charCodeAt(0)&&data[5]==="o".charCodeAt(0)&&data[6]==="r".charCodeAt(0)&&data[7]==="t".charCodeAt(0)){var newport=data[8]<<8|data[9];SOCKFS.websocket_sock_ops.removePeer(sock,peer);peer.port=newport;SOCKFS.websocket_sock_ops.addPeer(sock,peer);return}sock.recv_queue.push({addr:peer.addr,port:peer.port,data});SOCKFS.emit("message",sock.stream.fd)}if(ENVIRONMENT_IS_NODE){peer.socket.on("open",handleOpen);peer.socket.on("message",function(data,isBinary){if(!isBinary){return}handleMessage(new Uint8Array(data).buffer)});peer.socket.on("close",function(){SOCKFS.emit("close",sock.stream.fd)});peer.socket.on("error",function(error){sock.error=14;SOCKFS.emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])})}else{peer.socket.onopen=handleOpen;peer.socket.onclose=function(){SOCKFS.emit("close",sock.stream.fd)};peer.socket.onmessage=function peer_socket_onmessage(event){handleMessage(event.data)};peer.socket.onerror=function(error){sock.error=14;SOCKFS.emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])}}},poll(sock){if(sock.type===1&&sock.server){return sock.pending.length?64|1:0}var mask=0;var dest=sock.type===1?SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport):null;if(sock.recv_queue.length||!dest||dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=64|1}if(!dest||dest&&dest.socket.readyState===dest.socket.OPEN){mask|=4}if(dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){if(sock.connecting){mask|=4}else{mask|=16}}return mask},ioctl(sock,request,arg){switch(request){case 21531:var bytes=0;if(sock.recv_queue.length){bytes=sock.recv_queue[0].data.length}HEAP32[arg>>2]=bytes;return 0;default:return 28}},close(sock){if(sock.server){try{sock.server.close()}catch(e){}sock.server=null}var peers=Object.keys(sock.peers);for(var i=0;i{var socket=SOCKFS.getSocket(fd);if(!socket)throw new FS.ErrnoError(8);return socket};var inetPton4=str=>{var b=str.split(".");for(var i=0;i<4;i++){var tmp=Number(b[i]);if(isNaN(tmp))return null;b[i]=tmp}return(b[0]|b[1]<<8|b[2]<<16|b[3]<<24)>>>0};var jstoi_q=str=>parseInt(str);var inetPton6=str=>{var words;var w,offset,z;var valid6regx=/^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i;var parts=[];if(!valid6regx.test(str)){return null}if(str==="::"){return[0,0,0,0,0,0,0,0]}if(str.startsWith("::")){str=str.replace("::","Z:")}else{str=str.replace("::",":Z:")}if(str.indexOf(".")>0){str=str.replace(new RegExp("[.]","g"),":");words=str.split(":");words[words.length-4]=jstoi_q(words[words.length-4])+jstoi_q(words[words.length-3])*256;words[words.length-3]=jstoi_q(words[words.length-2])+jstoi_q(words[words.length-1])*256;words=words.slice(0,words.length-2)}else{words=str.split(":")}offset=0;z=0;for(w=0;w{switch(family){case 2:addr=inetPton4(addr);zeroMemory(sa,16);if(addrlen){HEAP32[addrlen>>2]=16}HEAP16[sa>>1]=family;HEAP32[sa+4>>2]=addr;HEAP16[sa+2>>1]=_htons(port);break;case 10:addr=inetPton6(addr);zeroMemory(sa,28);if(addrlen){HEAP32[addrlen>>2]=28}HEAP32[sa>>2]=family;HEAP32[sa+8>>2]=addr[0];HEAP32[sa+12>>2]=addr[1];HEAP32[sa+16>>2]=addr[2];HEAP32[sa+20>>2]=addr[3];HEAP16[sa+2>>1]=_htons(port);break;default:return 5}return 0};var DNS={address_map:{id:1,addrs:{},names:{}},lookup_name(name){var res=inetPton4(name);if(res!==null){return name}res=inetPton6(name);if(res!==null){return name}var addr;if(DNS.address_map.addrs[name]){addr=DNS.address_map.addrs[name]}else{var id=DNS.address_map.id++;assert(id<65535,"exceeded max address mappings of 65535");addr="172.29."+(id&255)+"."+(id&65280);DNS.address_map.names[addr]=name;DNS.address_map.addrs[name]=addr}return addr},lookup_addr(addr){if(DNS.address_map.names[addr]){return DNS.address_map.names[addr]}return null}};function ___syscall_accept4(fd,addr,addrlen,flags,d1,d2){try{var sock=getSocketFromFD(fd);var newsock=sock.sock_ops.accept(sock);if(addr){var errno=writeSockaddr(addr,newsock.family,DNS.lookup_name(newsock.daddr),newsock.dport,addrlen)}return newsock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var inetNtop4=addr=>(addr&255)+"."+(addr>>8&255)+"."+(addr>>16&255)+"."+(addr>>24&255);var inetNtop6=ints=>{var str="";var word=0;var longest=0;var lastzero=0;var zstart=0;var len=0;var i=0;var parts=[ints[0]&65535,ints[0]>>16,ints[1]&65535,ints[1]>>16,ints[2]&65535,ints[2]>>16,ints[3]&65535,ints[3]>>16];var hasipv4=true;var v4part="";for(i=0;i<5;i++){if(parts[i]!==0){hasipv4=false;break}}if(hasipv4){v4part=inetNtop4(parts[6]|parts[7]<<16);if(parts[5]===-1){str="::ffff:";str+=v4part;return str}if(parts[5]===0){str="::";if(v4part==="0.0.0.0")v4part="";if(v4part==="0.0.0.1")v4part="1";str+=v4part;return str}}for(word=0;word<8;word++){if(parts[word]===0){if(word-lastzero>1){len=0}lastzero=word;len++}if(len>longest){longest=len;zstart=word-longest+1}}for(word=0;word<8;word++){if(longest>1){if(parts[word]===0&&word>=zstart&&word{var family=HEAP16[sa>>1];var port=_ntohs(HEAPU16[sa+2>>1]);var addr;switch(family){case 2:if(salen!==16){return{errno:28}}addr=HEAP32[sa+4>>2];addr=inetNtop4(addr);break;case 10:if(salen!==28){return{errno:28}}addr=[HEAP32[sa+8>>2],HEAP32[sa+12>>2],HEAP32[sa+16>>2],HEAP32[sa+20>>2]];addr=inetNtop6(addr);break;default:return{errno:5}}return{family,addr,port}};var getSocketAddress=(addrp,addrlen)=>{var info=readSockaddr(addrp,addrlen);if(info.errno)throw new FS.ErrnoError(info.errno);info.addr=DNS.lookup_addr(info.addr)||info.addr;return info};function ___syscall_bind(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.bind(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var SYSCALLS={DEFAULT_POLLMASK:5,calculateAt(dirfd,path,allowEmpty){if(PATH.isAbs(path)){return path}var dir;if(dirfd===-100){dir=FS.cwd()}else{var dirstream=SYSCALLS.getStreamFromFD(dirfd);dir=dirstream.path}if(path.length==0){if(!allowEmpty){throw new FS.ErrnoError(44)}return dir}return dir+"/"+path},doStat(func,path,buf){var stat=func(path);HEAP32[buf>>2]=stat.dev;HEAP32[buf+4>>2]=stat.mode;HEAPU32[buf+8>>2]=stat.nlink;HEAP32[buf+12>>2]=stat.uid;HEAP32[buf+16>>2]=stat.gid;HEAP32[buf+20>>2]=stat.rdev;tempI64=[stat.size>>>0,(tempDouble=stat.size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+24>>2]=tempI64[0],HEAP32[buf+28>>2]=tempI64[1];HEAP32[buf+32>>2]=4096;HEAP32[buf+36>>2]=stat.blocks;var atime=stat.atime.getTime();var mtime=stat.mtime.getTime();var ctime=stat.ctime.getTime();tempI64=[Math.floor(atime/1e3)>>>0,(tempDouble=Math.floor(atime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+40>>2]=tempI64[0],HEAP32[buf+44>>2]=tempI64[1];HEAPU32[buf+48>>2]=atime%1e3*1e3*1e3;tempI64=[Math.floor(mtime/1e3)>>>0,(tempDouble=Math.floor(mtime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+56>>2]=tempI64[0],HEAP32[buf+60>>2]=tempI64[1];HEAPU32[buf+64>>2]=mtime%1e3*1e3*1e3;tempI64=[Math.floor(ctime/1e3)>>>0,(tempDouble=Math.floor(ctime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+72>>2]=tempI64[0],HEAP32[buf+76>>2]=tempI64[1];HEAPU32[buf+80>>2]=ctime%1e3*1e3*1e3;tempI64=[stat.ino>>>0,(tempDouble=stat.ino,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+88>>2]=tempI64[0],HEAP32[buf+92>>2]=tempI64[1];return 0},doMsync(addr,stream,len,flags,offset){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}if(flags&2){return 0}var buffer=HEAPU8.slice(addr,addr+len);FS.msync(stream,buffer,offset,len,flags)},getStreamFromFD(fd){var stream=FS.getStreamChecked(fd);return stream},varargs:undefined,getStr(ptr){var ret=UTF8ToString(ptr);return ret}};function ___syscall_chdir(path){try{path=SYSCALLS.getStr(path);FS.chdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_chmod(path,mode){try{path=SYSCALLS.getStr(path);FS.chmod(path,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_connect(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.connect(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup(fd){try{var old=SYSCALLS.getStreamFromFD(fd);return FS.dupStream(old).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup3(fd,newfd,flags){try{var old=SYSCALLS.getStreamFromFD(fd);if(old.fd===newfd)return-28;if(newfd<0||newfd>=FS.MAX_OPEN_FDS)return-8;var existing=FS.getStream(newfd);if(existing)FS.close(existing);return FS.dupStream(old,newfd).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_faccessat(dirfd,path,amode,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(amode&~7){return-28}var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;if(!node){return-44}var perms="";if(amode&4)perms+="r";if(amode&2)perms+="w";if(amode&1)perms+="x";if(perms&&FS.nodePermissions(node,perms)){return-2}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchmod(fd,mode){try{FS.fchmod(fd,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchown32(fd,owner,group){try{FS.fchown(fd,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchownat(dirfd,path,owner,group,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;flags=flags&~256;path=SYSCALLS.calculateAt(dirfd,path);(nofollow?FS.lchown:FS.chown)(path,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var syscallGetVarargI=()=>{var ret=HEAP32[+SYSCALLS.varargs>>2];SYSCALLS.varargs+=4;return ret};var syscallGetVarargP=syscallGetVarargI;function ___syscall_fcntl64(fd,cmd,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(cmd){case 0:{var arg=syscallGetVarargI();if(arg<0){return-28}while(FS.streams[arg]){arg++}var newStream;newStream=FS.dupStream(stream,arg);return newStream.fd}case 1:case 2:return 0;case 3:return stream.flags;case 4:{var arg=syscallGetVarargI();stream.flags|=arg;return 0}case 12:{var arg=syscallGetVarargP();var offset=0;HEAP16[arg+offset>>1]=2;return 0}case 13:case 14:return 0}return-28}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fstat64(fd,buf){try{var stream=SYSCALLS.getStreamFromFD(fd);return SYSCALLS.doStat(FS.stat,stream.path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var convertI32PairToI53Checked=(lo,hi)=>hi+2097152>>>0<4194305-!!lo?(lo>>>0)+hi*4294967296:NaN;function ___syscall_ftruncate64(fd,length_low,length_high){var length=convertI32PairToI53Checked(length_low,length_high);try{if(isNaN(length))return 61;FS.ftruncate(fd,length);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var stringToUTF8=(str,outPtr,maxBytesToWrite)=>stringToUTF8Array(str,HEAPU8,outPtr,maxBytesToWrite);Module["stringToUTF8"]=stringToUTF8;function ___syscall_getcwd(buf,size){try{if(size===0)return-28;var cwd=FS.cwd();var cwdLengthInBytes=lengthBytesUTF8(cwd)+1;if(size>>0,(tempDouble=id,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos>>2]=tempI64[0],HEAP32[dirp+pos+4>>2]=tempI64[1];tempI64=[(idx+1)*struct_size>>>0,(tempDouble=(idx+1)*struct_size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos+8>>2]=tempI64[0],HEAP32[dirp+pos+12>>2]=tempI64[1];HEAP16[dirp+pos+16>>1]=280;HEAP8[dirp+pos+18]=type;stringToUTF8(name,dirp+pos+19,256);pos+=struct_size}FS.llseek(stream,idx*struct_size,0);return pos}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getpeername(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);if(!sock.daddr){return-53}var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.daddr),sock.dport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockname(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.saddr||"0.0.0.0"),sock.sport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockopt(fd,level,optname,optval,optlen,d1){try{var sock=getSocketFromFD(fd);if(level===1){if(optname===4){HEAP32[optval>>2]=sock.error;HEAP32[optlen>>2]=4;sock.error=null;return 0}}return-50}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_ioctl(fd,op,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(op){case 21509:{if(!stream.tty)return-59;return 0}case 21505:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcgets){var termios=stream.tty.ops.ioctl_tcgets(stream);var argp=syscallGetVarargP();HEAP32[argp>>2]=termios.c_iflag||0;HEAP32[argp+4>>2]=termios.c_oflag||0;HEAP32[argp+8>>2]=termios.c_cflag||0;HEAP32[argp+12>>2]=termios.c_lflag||0;for(var i=0;i<32;i++){HEAP8[argp+i+17]=termios.c_cc[i]||0}return 0}return 0}case 21510:case 21511:case 21512:{if(!stream.tty)return-59;return 0}case 21506:case 21507:case 21508:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcsets){var argp=syscallGetVarargP();var c_iflag=HEAP32[argp>>2];var c_oflag=HEAP32[argp+4>>2];var c_cflag=HEAP32[argp+8>>2];var c_lflag=HEAP32[argp+12>>2];var c_cc=[];for(var i=0;i<32;i++){c_cc.push(HEAP8[argp+i+17])}return stream.tty.ops.ioctl_tcsets(stream.tty,op,{c_iflag,c_oflag,c_cflag,c_lflag,c_cc})}return 0}case 21519:{if(!stream.tty)return-59;var argp=syscallGetVarargP();HEAP32[argp>>2]=0;return 0}case 21520:{if(!stream.tty)return-59;return-28}case 21531:{var argp=syscallGetVarargP();return FS.ioctl(stream,op,argp)}case 21523:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tiocgwinsz){var winsize=stream.tty.ops.ioctl_tiocgwinsz(stream.tty);var argp=syscallGetVarargP();HEAP16[argp>>1]=winsize[0];HEAP16[argp+2>>1]=winsize[1]}return 0}case 21524:{if(!stream.tty)return-59;return 0}case 21515:{if(!stream.tty)return-59;return 0}default:return-28}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_listen(fd,backlog){try{var sock=getSocketFromFD(fd);sock.sock_ops.listen(sock,backlog);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_lstat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.lstat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_mkdirat(dirfd,path,mode){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);FS.mkdir(path,mode,0);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_newfstatat(dirfd,path,buf,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;var allowEmpty=flags&4096;flags=flags&~6400;path=SYSCALLS.calculateAt(dirfd,path,allowEmpty);return SYSCALLS.doStat(nofollow?FS.lstat:FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_openat(dirfd,path,flags,varargs){SYSCALLS.varargs=varargs;try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);var mode=varargs?syscallGetVarargI():0;return FS.open(path,flags,mode).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var PIPEFS={BUCKET_BUFFER_SIZE:8192,mount(mount){return FS.createNode(null,"/",16384|511,0)},createPipe(){var pipe={buckets:[],refcnt:2};pipe.buckets.push({buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:0,roffset:0});var rName=PIPEFS.nextname();var wName=PIPEFS.nextname();var rNode=FS.createNode(PIPEFS.root,rName,4096,0);var wNode=FS.createNode(PIPEFS.root,wName,4096,0);rNode.pipe=pipe;wNode.pipe=pipe;var readableStream=FS.createStream({path:rName,node:rNode,flags:0,seekable:false,stream_ops:PIPEFS.stream_ops});rNode.stream=readableStream;var writableStream=FS.createStream({path:wName,node:wNode,flags:1,seekable:false,stream_ops:PIPEFS.stream_ops});wNode.stream=writableStream;return{readable_fd:readableStream.fd,writable_fd:writableStream.fd}},stream_ops:{poll(stream){var pipe=stream.node.pipe;if((stream.flags&2097155)===1){return 256|4}if(pipe.buckets.length>0){for(var i=0;i0){return 64|1}}}return 0},ioctl(stream,request,varargs){return 28},fsync(stream){return 28},read(stream,buffer,offset,length,position){var pipe=stream.node.pipe;var currentLength=0;for(var i=0;i=dataLen){currBucket.buffer.set(data,currBucket.offset);currBucket.offset+=dataLen;return dataLen}else if(freeBytesInCurrBuffer>0){currBucket.buffer.set(data.subarray(0,freeBytesInCurrBuffer),currBucket.offset);currBucket.offset+=freeBytesInCurrBuffer;data=data.subarray(freeBytesInCurrBuffer,data.byteLength)}var numBuckets=data.byteLength/PIPEFS.BUCKET_BUFFER_SIZE|0;var remElements=data.byteLength%PIPEFS.BUCKET_BUFFER_SIZE;for(var i=0;i0){var newBucket={buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:data.byteLength,roffset:0};pipe.buckets.push(newBucket);newBucket.buffer.set(data)}return dataLen},close(stream){var pipe=stream.node.pipe;pipe.refcnt--;if(pipe.refcnt===0){pipe.buckets=null}}},nextname(){if(!PIPEFS.nextname.current){PIPEFS.nextname.current=0}return"pipe["+PIPEFS.nextname.current+++"]"}};function ___syscall_pipe(fdPtr){try{if(fdPtr==0){throw new FS.ErrnoError(21)}var res=PIPEFS.createPipe();HEAP32[fdPtr>>2]=res.readable_fd;HEAP32[fdPtr+4>>2]=res.writable_fd;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_poll(fds,nfds,timeout){try{var nonzero=0;for(var i=0;i>2];var events=HEAP16[pollfd+4>>1];var mask=32;var stream=FS.getStream(fd);if(stream){mask=SYSCALLS.DEFAULT_POLLMASK;if (stream.stream_ops?.poll){mask=stream.stream_ops.poll(stream,-1)}}mask&=events|8|16;if(mask)nonzero++;HEAP16[pollfd+6>>1]=mask}return nonzero}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_readlinkat(dirfd,path,buf,bufsize){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(bufsize<=0)return-28;var ret=FS.readlink(path);var len=Math.min(bufsize,lengthBytesUTF8(ret));var endChar=HEAP8[buf+len];stringToUTF8(ret,buf,bufsize+1);HEAP8[buf+len]=endChar;return len}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_recvfrom(fd,buf,len,flags,addr,addrlen){try{var sock=getSocketFromFD(fd);var msg=sock.sock_ops.recvmsg(sock, len, typeof flags !== "undefined" ? flags : 0);if(!msg)return 0;if(addr){var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(msg.addr),msg.port,addrlen)}HEAPU8.set(msg.buffer,buf);return msg.buffer.byteLength}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_renameat(olddirfd,oldpath,newdirfd,newpath){try{oldpath=SYSCALLS.getStr(oldpath);newpath=SYSCALLS.getStr(newpath);oldpath=SYSCALLS.calculateAt(olddirfd,oldpath);newpath=SYSCALLS.calculateAt(newdirfd,newpath);FS.rename(oldpath,newpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_rmdir(path){try{path=SYSCALLS.getStr(path);FS.rmdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_sendto(fd,message,length,flags,addr,addr_len){try{var sock=getSocketFromFD(fd);if(!addr){return FS.write(sock.stream,HEAP8,message,length)}var dest=getSocketAddress(addr,addr_len);return sock.sock_ops.sendmsg(sock,HEAP8,message,length,dest.addr,dest.port)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_socket(domain,type,protocol){try{var sock=SOCKFS.createSocket(domain,type,protocol);return sock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_stat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_statfs64(path,size,buf){try{var stats=FS.statfs(SYSCALLS.getStr(path));HEAP32[buf+4>>2]=stats.bsize;HEAP32[buf+40>>2]=stats.bsize;HEAP32[buf+8>>2]=stats.blocks;HEAP32[buf+12>>2]=stats.bfree;HEAP32[buf+16>>2]=stats.bavail;HEAP32[buf+20>>2]=stats.files;HEAP32[buf+24>>2]=stats.ffree;HEAP32[buf+28>>2]=stats.fsid;HEAP32[buf+44>>2]=stats.flags;HEAP32[buf+36>>2]=stats.namelen;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_symlinkat(target,dirfd,linkpath){try{target=SYSCALLS.getStr(target);linkpath=SYSCALLS.getStr(linkpath);linkpath=SYSCALLS.calculateAt(dirfd,linkpath);FS.symlink(target,linkpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_unlinkat(dirfd,path,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(flags===0){FS.unlink(path)}else if(flags===512){FS.rmdir(path)}else{abort("Invalid flags passed to unlinkat")}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var readI53FromI64=ptr=>HEAPU32[ptr>>2]+HEAP32[ptr+4>>2]*4294967296;function ___syscall_utimensat(dirfd,path,times,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path,true);var now=Date.now(),atime,mtime;if(!times){atime=now;mtime=now}else{var seconds=readI53FromI64(times);var nanoseconds=HEAP32[times+8>>2];if(nanoseconds==1073741823){atime=now}else if(nanoseconds==1073741822){atime=null}else{atime=seconds*1e3+nanoseconds/(1e3*1e3)}times+=16;seconds=readI53FromI64(times);nanoseconds=HEAP32[times+8>>2];if(nanoseconds==1073741823){mtime=now}else if(nanoseconds==1073741822){mtime=null}else{mtime=seconds*1e3+nanoseconds/(1e3*1e3)}}if((mtime??atime)!==null){FS.utime(path,atime,mtime)}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var __abort_js=()=>abort("");var __emscripten_lookup_name=name=>{var nameString=UTF8ToString(name);return inetPton4(DNS.lookup_name(nameString))};var __emscripten_memcpy_js=(dest,src,num)=>HEAPU8.copyWithin(dest,src,src+num);var runtimeKeepaliveCounter=0;var __emscripten_runtime_keepalive_clear=()=>{noExitRuntime=false;runtimeKeepaliveCounter=0};var __emscripten_throw_longjmp=()=>{throw Infinity};function __gmtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getUTCSeconds();HEAP32[tmPtr+4>>2]=date.getUTCMinutes();HEAP32[tmPtr+8>>2]=date.getUTCHours();HEAP32[tmPtr+12>>2]=date.getUTCDate();HEAP32[tmPtr+16>>2]=date.getUTCMonth();HEAP32[tmPtr+20>>2]=date.getUTCFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getUTCDay();var start=Date.UTC(date.getUTCFullYear(),0,1,0,0,0,0);var yday=(date.getTime()-start)/(1e3*60*60*24)|0;HEAP32[tmPtr+28>>2]=yday}var isLeapYear=year=>year%4===0&&(year%100!==0||year%400===0);var MONTH_DAYS_LEAP_CUMULATIVE=[0,31,60,91,121,152,182,213,244,274,305,335];var MONTH_DAYS_REGULAR_CUMULATIVE=[0,31,59,90,120,151,181,212,243,273,304,334];var ydayFromDate=date=>{var leap=isLeapYear(date.getFullYear());var monthDaysCumulative=leap?MONTH_DAYS_LEAP_CUMULATIVE:MONTH_DAYS_REGULAR_CUMULATIVE;var yday=monthDaysCumulative[date.getMonth()]+date.getDate()-1;return yday};function __localtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr+36>>2]=-(date.getTimezoneOffset()*60);var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dst=(summerOffset!=winterOffset&&date.getTimezoneOffset()==Math.min(winterOffset,summerOffset))|0;HEAP32[tmPtr+32>>2]=dst}var setTempRet0=val=>__emscripten_tempret_set(val);var __mktime_js=function(tmPtr){var ret=(()=>{var date=new Date(HEAP32[tmPtr+20>>2]+1900,HEAP32[tmPtr+16>>2],HEAP32[tmPtr+12>>2],HEAP32[tmPtr+8>>2],HEAP32[tmPtr+4>>2],HEAP32[tmPtr>>2],0);var dst=HEAP32[tmPtr+32>>2];var guessedOffset=date.getTimezoneOffset();var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dstOffset=Math.min(winterOffset,summerOffset);if(dst<0){HEAP32[tmPtr+32>>2]=Number(summerOffset!=winterOffset&&dstOffset==guessedOffset)}else if(dst>0!=(dstOffset==guessedOffset)){var nonDstOffset=Math.max(winterOffset,summerOffset);var trueOffset=dst>0?dstOffset:nonDstOffset;date.setTime(date.getTime()+(trueOffset-guessedOffset)*6e4)}HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getYear();var timeMs=date.getTime();if(isNaN(timeMs)){return-1}return timeMs/1e3})();return setTempRet0((tempDouble=ret,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)),ret>>>0};function __mmap_js(len,prot,flags,fd,offset_low,offset_high,allocated,addr){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);var res=FS.mmap(stream,len,offset,prot,flags);var ptr=res.ptr;HEAP32[allocated>>2]=res.allocated;HEAPU32[addr>>2]=ptr;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function __munmap_js(addr,len,prot,flags,fd,offset_low,offset_high){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{var stream=SYSCALLS.getStreamFromFD(fd);if(prot&2){SYSCALLS.doMsync(addr,stream,len,flags,offset)}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var timers={};var handleException=e=>{if(e instanceof ExitStatus||e=="unwind"){return EXITSTATUS}quit_(1,e)};var keepRuntimeAlive=()=>noExitRuntime||runtimeKeepaliveCounter>0;var _proc_exit=code=>{EXITSTATUS=code;if(!keepRuntimeAlive()){Module["onExit"]?.(code);ABORT=true}quit_(code,new ExitStatus(code))};var exitJS=(status,implicit)=>{EXITSTATUS=status;if(!keepRuntimeAlive()){exitRuntime()}_proc_exit(status)};var _exit=exitJS;Module["_exit"]=_exit;var maybeExit=()=>{if(runtimeExited){return}if(!keepRuntimeAlive()){try{_exit(EXITSTATUS)}catch(e){handleException(e)}}};var callUserCallback=func=>{if(runtimeExited||ABORT){return}try{func();maybeExit()}catch(e){handleException(e)}};var _emscripten_get_now=()=>performance.now();var __setitimer_js=(which,timeout_ms)=>{if(timers[which]){clearTimeout(timers[which].id);delete timers[which]}if(!timeout_ms)return 0;var id=setTimeout(()=>{delete timers[which];callUserCallback(()=>__emscripten_timeout(which,_emscripten_get_now()))},timeout_ms);timers[which]={id,timeout_ms};return 0};var __tzset_js=(timezone,daylight,std_name,dst_name)=>{var currentYear=(new Date).getFullYear();var winter=new Date(currentYear,0,1);var summer=new Date(currentYear,6,1);var winterOffset=winter.getTimezoneOffset();var summerOffset=summer.getTimezoneOffset();var stdTimezoneOffset=Math.max(winterOffset,summerOffset);HEAPU32[timezone>>2]=stdTimezoneOffset*60;HEAP32[daylight>>2]=Number(winterOffset!=summerOffset);var extractZone=timezoneOffset=>{var sign=timezoneOffset>=0?"-":"+";var absOffset=Math.abs(timezoneOffset);var hours=String(Math.floor(absOffset/60)).padStart(2,"0");var minutes=String(absOffset%60).padStart(2,"0");return`UTC${sign}${hours}${minutes}`};var winterName=extractZone(winterOffset);var summerName=extractZone(summerOffset);if(summerOffsetDate.now();var nowIsMonotonic=1;var checkWasiClock=clock_id=>clock_id>=0&&clock_id<=3;function _clock_time_get(clk_id,ignored_precision_low,ignored_precision_high,ptime){var ignored_precision=convertI32PairToI53Checked(ignored_precision_low,ignored_precision_high);if(!checkWasiClock(clk_id)){return 28}var now;if(clk_id===0){now=_emscripten_date_now()}else if(nowIsMonotonic){now=_emscripten_get_now()}else{return 52}var nsec=Math.round(now*1e3*1e3);tempI64=[nsec>>>0,(tempDouble=nsec,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[ptime>>2]=tempI64[0],HEAP32[ptime+4>>2]=tempI64[1];return 0}var getHeapMax=()=>2147483648;var _emscripten_get_heap_max=()=>getHeapMax();var growMemory=size=>{var b=wasmMemory.buffer;var pages=(size-b.byteLength+65535)/65536|0;try{wasmMemory.grow(pages);updateMemoryViews();return 1}catch(e){}};var _emscripten_resize_heap=requestedSize=>{var oldSize=HEAPU8.length;requestedSize>>>=0;var maxHeapSize=getHeapMax();if(requestedSize>maxHeapSize){return false}for(var cutDown=1;cutDown<=4;cutDown*=2){var overGrownHeapSize=oldSize*(1+.2/cutDown);overGrownHeapSize=Math.min(overGrownHeapSize,requestedSize+100663296);var newSize=Math.min(maxHeapSize,alignMemory(Math.max(requestedSize,overGrownHeapSize),65536));var replacement=growMemory(newSize);if(replacement){return true}}return false};var runtimeKeepalivePush=()=>{runtimeKeepaliveCounter+=1};var runtimeKeepalivePop=()=>{runtimeKeepaliveCounter-=1};var safeSetTimeout=(func,timeout)=>{runtimeKeepalivePush();return setTimeout(()=>{runtimeKeepalivePop();callUserCallback(func)},timeout)};var _emscripten_sleep=ms=>Asyncify.handleSleep(wakeUp=>safeSetTimeout(wakeUp,ms));Module["_emscripten_sleep"]=_emscripten_sleep;_emscripten_sleep.isAsync=true;var ENV = PHPLoader.ENV || {};var getExecutableName=()=>thisProgram||"./this.program";var getEnvStrings=()=>{if(!getEnvStrings.strings){var lang=(typeof navigator=="object"&&navigator.languages&&navigator.languages[0]||"C").replace("-","_")+".UTF-8";var env={USER:"web_user",LOGNAME:"web_user",PATH:"/",PWD:"/",HOME:"/home/web_user",LANG:lang,_:getExecutableName()};for(var x in ENV){if(ENV[x]===undefined)delete env[x];else env[x]=ENV[x]}var strings=[];for(var x in env){strings.push(`${x}=${env[x]}`)}getEnvStrings.strings=strings}return getEnvStrings.strings};var stringToAscii=(str,buffer)=>{for(var i=0;i{var bufSize=0;getEnvStrings().forEach((string,i)=>{var ptr=environ_buf+bufSize;HEAPU32[__environ+i*4>>2]=ptr;stringToAscii(string,ptr);bufSize+=string.length+1});return 0};var _environ_sizes_get=(penviron_count,penviron_buf_size)=>{var strings=getEnvStrings();HEAPU32[penviron_count>>2]=strings.length;var bufSize=0;strings.forEach(string=>bufSize+=string.length+1);HEAPU32[penviron_buf_size>>2]=bufSize;return 0};function _fd_close(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);FS.close(stream);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_fdstat_get(fd,pbuf){try{var rightsBase=0;var rightsInheriting=0;var flags=0;{var stream=SYSCALLS.getStreamFromFD(fd);var type=stream.tty?2:FS.isDir(stream.mode)?3:FS.isLink(stream.mode)?7:4}HEAP8[pbuf]=type;HEAP16[pbuf+2>>1]=flags;tempI64=[rightsBase>>>0,(tempDouble=rightsBase,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+8>>2]=tempI64[0],HEAP32[pbuf+12>>2]=tempI64[1];tempI64=[rightsInheriting>>>0,(tempDouble=rightsInheriting,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+16>>2]=tempI64[0],HEAP32[pbuf+20>>2]=tempI64[1];return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var doReadv=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.read(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(curr>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_seek(fd,offset_low,offset_high,whence,newOffset){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);FS.llseek(stream,offset,whence);tempI64=[stream.position>>>0,(tempDouble=stream.position,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[newOffset>>2]=tempI64[0],HEAP32[newOffset+4>>2]=tempI64[1];if(stream.getdents&&offset===0&&whence===0)stream.getdents=null;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var _fd_sync=function(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);return Asyncify.handleSleep(wakeUp=>{var mount=stream.node.mount;if(!mount.type.syncfs){wakeUp(0);return}mount.type.syncfs(mount,false,err=>{if(err){wakeUp(29);return}wakeUp(0)})})}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}};_fd_sync.isAsync=true;var doWritev=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.write(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(curr>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var _getaddrinfo=(node,service,hint,out)=>{var addr=0;var port=0;var flags=0;var family=0;var type=0;var proto=0;var ai;function allocaddrinfo(family,type,proto,canon,addr,port){var sa,salen,ai;var errno;salen=family===10?28:16;addr=family===10?inetNtop6(addr):inetNtop4(addr);sa=_malloc(salen);errno=writeSockaddr(sa,family,addr,port);assert(!errno);ai=_malloc(32);HEAP32[ai+4>>2]=family;HEAP32[ai+8>>2]=type;HEAP32[ai+12>>2]=proto;HEAPU32[ai+24>>2]=canon;HEAPU32[ai+20>>2]=sa;if(family===10){HEAP32[ai+16>>2]=28}else{HEAP32[ai+16>>2]=16}HEAP32[ai+28>>2]=0;return ai}if(hint){flags=HEAP32[hint>>2];family=HEAP32[hint+4>>2];type=HEAP32[hint+8>>2];proto=HEAP32[hint+12>>2]}if(type&&!proto){proto=type===2?17:6}if(!type&&proto){type=proto===17?2:1}if(proto===0){proto=6}if(type===0){type=1}if(!node&&!service){return-2}if(flags&~(1|2|4|1024|8|16|32)){return-1}if(hint!==0&&HEAP32[hint>>2]&2&&!node){return-1}if(flags&32){return-2}if(type!==0&&type!==1&&type!==2){return-7}if(family!==0&&family!==2&&family!==10){return-6}if(service){service=UTF8ToString(service);port=parseInt(service,10);if(isNaN(port)){if(flags&1024){return-2}return-8}}if(!node){if(family===0){family=2}if((flags&1)===0){if(family===2){addr=_htonl(2130706433)}else{addr=[0,0,0,_htonl(1)]}}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0}node=UTF8ToString(node);addr=inetPton4(node);if(addr!==null){if(family===0||family===2){family=2}else if(family===10&&flags&8){addr=[0,0,_htonl(65535),addr];family=10}else{return-2}}else{addr=inetPton6(node);if(addr!==null){if(family===0||family===10){family=10}else{return-2}}}if(addr!=null){ai=allocaddrinfo(family,type,proto,node,addr,port);HEAPU32[out>>2]=ai;return 0}if(flags&4){return-2}node=DNS.lookup_name(node);addr=inetPton4(node);if(family===0){family=2}else if(family===10){addr=[0,0,_htonl(65535),addr]}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0};var _getnameinfo=(sa,salen,node,nodelen,serv,servlen,flags)=>{var info=readSockaddr(sa,salen);if(info.errno){return-6}var port=info.port;var addr=info.addr;var overflowed=false;if(node&&nodelen){var lookup;if(flags&1||!(lookup=DNS.lookup_addr(addr))){if(flags&8){return-2}}else{addr=lookup}var numBytesWrittenExclNull=stringToUTF8(addr,node,nodelen);if(numBytesWrittenExclNull+1>=nodelen){overflowed=true}}if(serv&&servlen){port=""+port;var numBytesWrittenExclNull=stringToUTF8(port,serv,servlen);if(numBytesWrittenExclNull+1>=servlen){overflowed=true}}if(overflowed){return-12}return 0};var Protocols={list:[],map:{}};var _setprotoent=stayopen=>{function allocprotoent(name,proto,aliases){var nameBuf=_malloc(name.length+1);stringToAscii(name,nameBuf);var j=0;var length=aliases.length;var aliasListBuf=_malloc((length+1)*4);for(var i=0;i>2]=aliasBuf}HEAPU32[aliasListBuf+j>>2]=0;var pe=_malloc(12);HEAPU32[pe>>2]=nameBuf;HEAPU32[pe+4>>2]=aliasListBuf;HEAP32[pe+8>>2]=proto;return pe}var list=Protocols.list;var map=Protocols.map;if(list.length===0){var entry=allocprotoent("tcp",6,["TCP"]);list.push(entry);map["tcp"]=map["6"]=entry;entry=allocprotoent("udp",17,["UDP"]);list.push(entry);map["udp"]=map["17"]=entry}_setprotoent.index=0};var _getprotobyname=name=>{name=UTF8ToString(name);_setprotoent(true);var result=Protocols.map[name];return result};var _getprotobynumber=number=>{_setprotoent(true);var result=Protocols.map[number];return result};var stackAlloc=sz=>__emscripten_stack_alloc(sz);var stringToUTF8OnStack=str=>{var size=lengthBytesUTF8(str)+1;var ret=stackAlloc(size);stringToUTF8(str,ret,size);return ret};var allocateUTF8OnStack=stringToUTF8OnStack;var PHPWASM={init:function(){FS.mkdir("/internal");FS.mkdir("/internal/shared");FS.mkdir("/internal/shared/preload");PHPWASM.EventEmitter=ENVIRONMENT_IS_NODE?require("events").EventEmitter:class EventEmitter{constructor(){this.listeners={}}emit(eventName,data){if(this.listeners[eventName]){this.listeners[eventName].forEach(callback=>{callback(data)})}}once(eventName,callback){const self=this;function removedCallback(){callback(...arguments);self.removeListener(eventName,removedCallback)}this.on(eventName,removedCallback)}removeAllListeners(eventName){if(eventName){delete this.listeners[eventName]}else{this.listeners={}}}removeListener(eventName,callback){if(this.listeners[eventName]){const idx=this.listeners[eventName].indexOf(callback);if(idx!==-1){this.listeners[eventName].splice(idx,1)}}}};PHPWASM.child_proc_by_fd={};PHPWASM.child_proc_by_pid={};PHPWASM.input_devices={}},getAllWebSockets:function(sock){const webSockets=new Set;if(sock.server){sock.server.clients.forEach(ws=>{webSockets.add(ws)})}for(const peer of PHPWASM.getAllPeers(sock)){webSockets.add(peer.socket)}return Array.from(webSockets)},getAllPeers:function(sock){const peers=new Set;if(sock.server){sock.pending.filter(pending=>pending.peers).forEach(pending=>{for(const peer of Object.values(pending.peers)){peers.add(peer)}})}if(sock.peers){for(const peer of Object.values(sock.peers)){peers.add(peer)}}return Array.from(peers)},awaitData:function(ws){return PHPWASM.awaitEvent(ws,"message")},awaitConnection:function(ws){if(ws.OPEN===ws.readyState){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"open")},awaitClose:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"close")},awaitError:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"error")},awaitEvent:function(ws,event){let resolve;const listener=()=>{resolve()};const promise=new Promise(function(_resolve){resolve=_resolve;ws.once(event,listener)});const cancel=()=>{ws.removeListener(event,listener);setTimeout(resolve)};return[promise,cancel]},noop:function(){},spawnProcess:function(command,args,options){if(Module["spawnProcess"]){const spawnedPromise=Module["spawnProcess"](command,args,options);return Promise.resolve(spawnedPromise).then(function(spawned){if(!spawned||!spawned.on){throw new Error("spawnProcess() must return an EventEmitter but returned a different type.")}return spawned})}if(ENVIRONMENT_IS_NODE){return require("child_process").spawn(command,args,{...options,shell:true,stdio:["pipe","pipe","pipe"],timeout:100})}const e=new Error("popen(), proc_open() etc. are unsupported in the browser. Call php.setSpawnHandler() "+"and provide a callback to handle spawning processes, or disable a popen(), proc_open() "+"and similar functions via php.ini.");e.code="SPAWN_UNSUPPORTED";throw e},shutdownSocket:function(socketd,how){const sock=getSocketFromFD(socketd);const peer=Object.values(sock.peers)[0];if(!peer){return-1}try{peer.socket.close();SOCKFS.websocket_sock_ops.removePeer(sock,peer);return 0}catch(e){console.log("Socket shutdown error",e);return-1}}};function _js_create_input_device(deviceId){let dataBuffer=[];let dataCallback;const filename="proc_id_"+deviceId;const device=FS.createDevice("/dev",filename,function(){},function(byte){try{dataBuffer.push(byte);if(dataCallback){dataCallback(new Uint8Array(dataBuffer));dataBuffer=[]}}catch(e){console.error(e);throw e}});const devicePath="/dev/"+filename;PHPWASM.input_devices[deviceId]={devicePath,onData:function(cb){dataCallback=cb;dataBuffer.forEach(function(data){cb(data)});dataBuffer.length=0}};return allocateUTF8OnStack(devicePath)}function _js_open_process(command,argsPtr,argsLength,descriptorsPtr,descriptorsLength,cwdPtr,cwdLength,envPtr,envLength){if(!command){return 1}const cmdstr=UTF8ToString(command);if(!cmdstr.length){return 0}let argsArray=[];if(argsLength){for(var i=0;i>2]))}}const cwdstr=cwdPtr?UTF8ToString(cwdPtr):null;let envObject=null;if(envLength){envObject={};for(var i=0;i>2]);const splitAt=envEntry.indexOf("=");if(splitAt===-1){continue}const key=envEntry.substring(0,splitAt);const value=envEntry.substring(splitAt+1);envObject[key]=value}}var std={};for(var i=0;i>2];std[HEAPU32[descriptorPtr>>2]]={child:HEAPU32[descriptorPtr+4>>2],parent:HEAPU32[descriptorPtr+8>>2]}}return Asyncify.handleSleep(async wakeUp=>{let cp;try{const options={};if(cwdstr!==null){options.cwd=cwdstr}if(envObject!==null){options.env=envObject}cp=PHPWASM.spawnProcess(cmdstr,argsArray,options);if(cp instanceof Promise){cp=await cp}}catch(e){if(e.code==="SPAWN_UNSUPPORTED"){wakeUp(1);return}console.error(e);wakeUp(1);throw e}const ProcInfo={pid:cp.pid,exited:false,stdinFd:std[0]?.child,stdinIsDevice:std[0]?.child in PHPWASM.input_devices,stdoutChildFd:std[1]?.child,stdoutParentFd:std[1]?.parent,stderrChildFd:std[2]?.child,stderrParentFd:std[2]?.parent,stdout:new PHPWASM.EventEmitter,stderr:new PHPWASM.EventEmitter};if(ProcInfo.stdoutChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutChildFd]=ProcInfo;if(ProcInfo.stderrChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrChildFd]=ProcInfo;if(ProcInfo.stdoutParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutParentFd]=ProcInfo;if(ProcInfo.stderrParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrParentFd]=ProcInfo;PHPWASM.child_proc_by_pid[ProcInfo.pid]=ProcInfo;cp.on("exit",function(code){ProcInfo.exitCode=code;ProcInfo.exited=true;ProcInfo.stdout.emit("data");ProcInfo.stderr.emit("data")});if(ProcInfo.stdoutChildFd){const stdoutStream=SYSCALLS.getStreamFromFD(ProcInfo.stdoutChildFd);let stdoutAt=0;cp.stdout.on("data",function(data){ProcInfo.stdout.emit("data",data);stdoutStream.stream_ops.write(stdoutStream,data,0,data.length,stdoutAt);stdoutAt+=data.length})}if(ProcInfo.stderrChildFd){const stderrStream=SYSCALLS.getStreamFromFD(ProcInfo.stderrChildFd);let stderrAt=0;cp.stderr.on("data",function(data){ProcInfo.stderr.emit("data",data);stderrStream.stream_ops.write(stderrStream,data,0,data.length,stderrAt);stderrAt+=data.length})}try{await new Promise((resolve,reject)=>{cp.on("spawn",resolve);cp.on("error",reject)})}catch(e){console.error(e);wakeUp(1);return}if(ProcInfo.stdinIsDevice){PHPWASM.input_devices[ProcInfo.stdinFd].onData(function(data){if(!data)return;if(typeof data==="number"){data=new Uint8Array([data])}const dataStr=new TextDecoder("utf-8").decode(data);cp.stdin.write(dataStr)});wakeUp(ProcInfo.pid);return}if(ProcInfo.stdinFd){const stdinStream=SYSCALLS.getStreamFromFD(ProcInfo.stdinFd);if(stdinStream.node){const CHUNK_SIZE=1024;const buffer=new Uint8Array(CHUNK_SIZE);let offset=0;while(true){const bytesRead=stdinStream.stream_ops.read(stdinStream,buffer,0,CHUNK_SIZE,offset);if(bytesRead===null||bytesRead===0){break}try{cp.stdin.write(buffer.subarray(0,bytesRead))}catch(e){console.error(e);return 1}if(bytesRead>2]=PHPWASM.child_proc_by_pid[pid].exitCode;return 1}return 0}function _js_waitpid(pid,exitCodePtr){if(!PHPWASM.child_proc_by_pid[pid]){return-1}return Asyncify.handleSleep(wakeUp=>{const poll=function(){if(PHPWASM.child_proc_by_pid[pid]?.exited){HEAPU32[exitCodePtr>>2]=PHPWASM.child_proc_by_pid[pid].exitCode;wakeUp(pid)}else{setTimeout(poll,50)}};poll()})}var arraySum=(array,index)=>{var sum=0;for(var i=0;i<=index;sum+=array[i++]){}return sum};var MONTH_DAYS_LEAP=[31,29,31,30,31,30,31,31,30,31,30,31];var MONTH_DAYS_REGULAR=[31,28,31,30,31,30,31,31,30,31,30,31];var addDays=(date,days)=>{var newDate=new Date(date.getTime());while(days>0){var leap=isLeapYear(newDate.getFullYear());var currentMonth=newDate.getMonth();var daysInCurrentMonth=(leap?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR)[currentMonth];if(days>daysInCurrentMonth-newDate.getDate()){days-=daysInCurrentMonth-newDate.getDate()+1;newDate.setDate(1);if(currentMonth<11){newDate.setMonth(currentMonth+1)}else{newDate.setMonth(0);newDate.setFullYear(newDate.getFullYear()+1)}}else{newDate.setDate(newDate.getDate()+days);return newDate}}return newDate};var _strptime=(buf,format,tm)=>{var pattern=UTF8ToString(format);var SPECIAL_CHARS="\\!@#$^&*()+=-[]/{}|:<>?,.";for(var i=0,ii=SPECIAL_CHARS.length;iEQUIVALENT_MATCHERS[c]||m).replace(/%(.)/g,(_,c)=>{let pat=DATE_PATTERNS[c];if(pat){capture.push(c);return`(${pat})`}else{return c}}).replace(/\s+/g,"\\s*");var matches=new RegExp("^"+pattern_out,"i").exec(UTF8ToString(buf));function initDate(){function fixup(value,min,max){return typeof value!="number"||isNaN(value)?min:value>=min?value<=max?value:max:min}return{year:fixup(HEAP32[tm+20>>2]+1900,1970,9999),month:fixup(HEAP32[tm+16>>2],0,11),day:fixup(HEAP32[tm+12>>2],1,31),hour:fixup(HEAP32[tm+8>>2],0,23),min:fixup(HEAP32[tm+4>>2],0,59),sec:fixup(HEAP32[tm>>2],0,59),gmtoff:0}}if(matches){var date=initDate();var value;var getMatch=symbol=>{var pos=capture.indexOf(symbol);if(pos>=0){return matches[pos+1]}return};if(value=getMatch("S")){date.sec=jstoi_q(value)}if(value=getMatch("M")){date.min=jstoi_q(value)}if(value=getMatch("H")){date.hour=jstoi_q(value)}else if(value=getMatch("I")){var hour=jstoi_q(value);if(value=getMatch("p")){hour+=value.toUpperCase()[0]==="P"?12:0}date.hour=hour}if(value=getMatch("Y")){date.year=jstoi_q(value)}else if(value=getMatch("y")){var year=jstoi_q(value);if(value=getMatch("C")){year+=jstoi_q(value)*100}else{year+=year<69?2e3:1900}date.year=year}if(value=getMatch("m")){date.month=jstoi_q(value)-1}else if(value=getMatch("b")){date.month=MONTH_NUMBERS[value.substring(0,3).toUpperCase()]||0}if(value=getMatch("d")){date.day=jstoi_q(value)}else if(value=getMatch("j")){var day=jstoi_q(value);var leapYear=isLeapYear(date.year);for(var month=0;month<12;++month){var daysUntilMonth=arraySum(leapYear?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,month-1);if(day<=daysUntilMonth+(leapYear?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR)[month]){date.day=day-daysUntilMonth}}}else if(value=getMatch("a")){var weekDay=value.substring(0,3).toUpperCase();if(value=getMatch("U")){var weekDayNumber=DAY_NUMBERS_SUN_FIRST[weekDay];var weekNumber=jstoi_q(value);var janFirst=new Date(date.year,0,1);var endDate;if(janFirst.getDay()===0){endDate=addDays(janFirst,weekDayNumber+7*(weekNumber-1))}else{endDate=addDays(janFirst,7-janFirst.getDay()+weekDayNumber+7*(weekNumber-1))}date.day=endDate.getDate();date.month=endDate.getMonth()}else if(value=getMatch("W")){var weekDayNumber=DAY_NUMBERS_MON_FIRST[weekDay];var weekNumber=jstoi_q(value);var janFirst=new Date(date.year,0,1);var endDate;if(janFirst.getDay()===1){endDate=addDays(janFirst,weekDayNumber+7*(weekNumber-1))}else{endDate=addDays(janFirst,7-janFirst.getDay()+1+weekDayNumber+7*(weekNumber-1))}date.day=endDate.getDate();date.month=endDate.getMonth()}}if(value=getMatch("z")){if(value.toLowerCase()==="z"){date.gmtoff=0}else{var match=value.match(/^((?:\-|\+)\d\d):?(\d\d)?/);date.gmtoff=match[1]*3600;if(match[2]){date.gmtoff+=date.gmtoff>0?match[2]*60:-match[2]*60}}}var fullDate=new Date(date.year,date.month,date.day,date.hour,date.min,date.sec,0);HEAP32[tm>>2]=fullDate.getSeconds();HEAP32[tm+4>>2]=fullDate.getMinutes();HEAP32[tm+8>>2]=fullDate.getHours();HEAP32[tm+12>>2]=fullDate.getDate();HEAP32[tm+16>>2]=fullDate.getMonth();HEAP32[tm+20>>2]=fullDate.getFullYear()-1900;HEAP32[tm+24>>2]=fullDate.getDay();HEAP32[tm+28>>2]=arraySum(isLeapYear(fullDate.getFullYear())?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,fullDate.getMonth()-1)+fullDate.getDate()-1;HEAP32[tm+32>>2]=0;HEAP32[tm+36>>2]=date.gmtoff;return buf+intArrayFromString(matches[0]).length-1}return 0};function _wasm_setsockopt(socketd,level,optionName,optionValuePtr,optionLen){const optionValue=HEAPU8[optionValuePtr];const SOL_SOCKET=1;const SO_KEEPALIVE=9;const IPPROTO_TCP=6;const TCP_NODELAY=1;const isSupported=level===SOL_SOCKET&&optionName===SO_KEEPALIVE||level===IPPROTO_TCP&&optionName===TCP_NODELAY;if(!isSupported){console.warn(`Unsupported socket option: ${level}, ${optionName}, ${optionValue}`);return-1}const ws=PHPWASM.getAllWebSockets(socketd)[0];if(!ws){return-1}ws.setSocketOpt(level,optionName,optionValuePtr);return 0}var wasmTable;var runAndAbortIfError=func=>{try{return func()}catch(e){abort(e)}};var Asyncify={instrumentWasmImports(imports){var importPattern=/^(_dlopen_js|invoke_i|invoke_ii|invoke_iii|invoke_iiii|invoke_iiiii|invoke_iiiiii|invoke_iiiiiii|invoke_iiiiiiii|invoke_iiiiiiiiii|invoke_v|invoke_vi|invoke_vii|invoke_viidii|invoke_viii|invoke_viiii|invoke_viiiii|invoke_viiiiii|invoke_viiiiiii|invoke_viiiiiiiii|js_open_process|_js_open_process|_asyncjs__js_open_process|js_popen_to_file|_js_popen_to_file|_asyncjs__js_popen_to_file|js_fd_read|_js_fd_read|js_module_onMessage|_js_module_onMessage|_asyncjs__js_module_onMessage|js_waitpid|_js_waitpid|_asyncjs__js_waitpid|wasm_poll_socket|_wasm_poll_socket|_asyncjs__wasm_poll_socket|wasm_shutdown|_wasm_shutdown|_asyncjs__wasm_shutdown|__asyncjs__.*)$/;for(let[x,original]of Object.entries(imports)){if(typeof original=="function"){let isAsyncifyImport=original.isAsync||importPattern.test(x)}}},instrumentWasmExports(exports){var ret={};for(let[x,original]of Object.entries(exports)){if(typeof original=="function"){ret[x]=(...args)=>{Asyncify.exportCallStack.push(x);try{return original(...args)}finally{if(!ABORT){var y=Asyncify.exportCallStack.pop();Asyncify.maybeStopUnwind()}}}}else{ret[x]=original}}return ret},State:{Normal:0,Unwinding:1,Rewinding:2,Disabled:3},state:0,StackSize:4096,currData:null,handleSleepReturnValue:0,exportCallStack:[],callStackNameToId:{},callStackIdToName:{},callStackId:0,asyncPromiseHandlers:null,sleepCallbacks:[],getCallStackId(funcName){var id=Asyncify.callStackNameToId[funcName];if(id===undefined){id=Asyncify.callStackId++;Asyncify.callStackNameToId[funcName]=id;Asyncify.callStackIdToName[id]=funcName}return id},maybeStopUnwind(){if(Asyncify.currData&&Asyncify.state===Asyncify.State.Unwinding&&Asyncify.exportCallStack.length===0){Asyncify.state=Asyncify.State.Normal;runtimeKeepalivePush();runAndAbortIfError(_asyncify_stop_unwind);if(typeof Fibers!="undefined"){Fibers.trampoline()}}},whenDone(){return new Promise((resolve,reject)=>{Asyncify.asyncPromiseHandlers={resolve,reject}})},allocateData(){var ptr=_malloc(12+Asyncify.StackSize);Asyncify.setDataHeader(ptr,ptr+12,Asyncify.StackSize);Asyncify.setDataRewindFunc(ptr);return ptr},setDataHeader(ptr,stack,stackSize){HEAPU32[ptr>>2]=stack;HEAPU32[ptr+4>>2]=stack+stackSize},setDataRewindFunc(ptr){var bottomOfCallStack=Asyncify.exportCallStack[0];var rewindId=Asyncify.getCallStackId(bottomOfCallStack);HEAP32[ptr+8>>2]=rewindId},getDataRewindFuncName(ptr){var id=HEAP32[ptr+8>>2];var name=Asyncify.callStackIdToName[id];return name},getDataRewindFunc(name){var func=wasmExports[name];return func},doRewind(ptr){var name=Asyncify.getDataRewindFuncName(ptr);var func=Asyncify.getDataRewindFunc(name);runtimeKeepalivePop();return func()},handleSleep(startAsync){if(ABORT)return;if(Asyncify.state===Asyncify.State.Normal){var reachedCallback=false;var reachedAfterCallback=false;startAsync((handleSleepReturnValue=0)=>{if(ABORT)return;Asyncify.handleSleepReturnValue=handleSleepReturnValue;reachedCallback=true;if(!reachedAfterCallback){return}Asyncify.state=Asyncify.State.Rewinding;runAndAbortIfError(()=>_asyncify_start_rewind(Asyncify.currData));if(typeof MainLoop!="undefined"&&MainLoop.func){MainLoop.resume()}var asyncWasmReturnValue,isError=false;try{asyncWasmReturnValue=Asyncify.doRewind(Asyncify.currData)}catch(err){asyncWasmReturnValue=err;isError=true}var handled=false;if(!Asyncify.currData){var asyncPromiseHandlers=Asyncify.asyncPromiseHandlers;if(asyncPromiseHandlers){Asyncify.asyncPromiseHandlers=null;(isError?asyncPromiseHandlers.reject:asyncPromiseHandlers.resolve)(asyncWasmReturnValue);handled=true}}if(isError&&!handled){throw asyncWasmReturnValue}});reachedAfterCallback=true;if(!reachedCallback){Asyncify.state=Asyncify.State.Unwinding;Asyncify.currData=Asyncify.allocateData();if(typeof MainLoop!="undefined"&&MainLoop.func){MainLoop.pause()}runAndAbortIfError(()=>_asyncify_start_unwind(Asyncify.currData))}}else if(Asyncify.state===Asyncify.State.Rewinding){Asyncify.state=Asyncify.State.Normal;runAndAbortIfError(_asyncify_stop_rewind);_free(Asyncify.currData);Asyncify.currData=null;Asyncify.sleepCallbacks.forEach(callUserCallback)}else{abort(`invalid state: ${Asyncify.state}`)}return Asyncify.handleSleepReturnValue},handleAsync(startAsync){return Asyncify.handleSleep(wakeUp=>{startAsync().then(wakeUp)})}};var getCFunc=ident=>{var func=Module["_"+ident];return func};var writeArrayToMemory=(array,buffer)=>{HEAP8.set(array,buffer)};var ccall=(ident,returnType,argTypes,args,opts)=>{var toC={string:str=>{var ret=0;if(str!==null&&str!==undefined&&str!==0){ret=stringToUTF8OnStack(str)}return ret},array:arr=>{var ret=stackAlloc(arr.length);writeArrayToMemory(arr,ret);return ret}};function convertReturnValue(ret){if(returnType==="string"){return UTF8ToString(ret)}if(returnType==="boolean")return Boolean(ret);return ret}var func=getCFunc(ident);var cArgs=[];var stack=0;if(args){for(var i=0;iFS.unlink(path);var FS_createLazyFile=FS.createLazyFile;var FS_createDevice=FS.createDevice;FS.createPreloadedFile=FS_createPreloadedFile;FS.staticInit();Module["FS_createPath"]=FS.createPath;Module["FS_createDataFile"]=FS.createDataFile;Module["FS_createPreloadedFile"]=FS.createPreloadedFile;Module["FS_unlink"]=FS.unlink;Module["FS_createLazyFile"]=FS.createLazyFile;Module["FS_createDevice"]=FS.createDevice;MEMFS.doesNotExistError=new FS.ErrnoError(44);MEMFS.doesNotExistError.stack="";PHPWASM.init();var wasmImports={L:___assert_fail,Ja:__asyncjs__js_module_onMessage,ma:___call_sighandler,ca:___syscall_accept4,ba:___syscall_bind,Da:___syscall_chdir,E:___syscall_chmod,aa:___syscall_connect,Ca:___syscall_dup,Ba:___syscall_dup3,Ea:___syscall_faccessat,za:___syscall_fchmod,ya:___syscall_fchown32,D:___syscall_fchownat,k:___syscall_fcntl64,xa:___syscall_fstat64,R:___syscall_ftruncate64,sa:___syscall_getcwd,la:___syscall_getdents64,_:___syscall_getpeername,Z:___syscall_getsockname,Y:___syscall_getsockopt,v:___syscall_ioctl,X:___syscall_listen,ua:___syscall_lstat64,ra:___syscall_mkdirat,va:___syscall_newfstatat,t:___syscall_openat,qa:___syscall_pipe,pa:___syscall_poll,ka:___syscall_readlinkat,W:___syscall_recvfrom,ja:___syscall_renameat,z:___syscall_rmdir,U:___syscall_sendto,x:___syscall_socket,wa:___syscall_stat64,ia:___syscall_statfs64,ha:___syscall_symlinkat,A:___syscall_unlinkat,fa:___syscall_utimensat,Fa:__abort_js,$:__emscripten_lookup_name,Aa:__emscripten_memcpy_js,oa:__emscripten_runtime_keepalive_clear,da:__emscripten_throw_longjmp,N:__gmtime_js,O:__localtime_js,P:__mktime_js,Ua:__mmap_js,M:__munmap_js,y:__setitimer_js,Ga:__tzset_js,S:_clock_time_get,C:_emscripten_date_now,ga:_emscripten_get_heap_max,s:_emscripten_get_now,ea:_emscripten_resize_heap,H:_emscripten_sleep,Ha:_environ_get,Ia:_environ_sizes_get,m:_exit,o:_fd_close,B:_fd_fdstat_get,F:_fd_read,Q:_fd_seek,ta:_fd_sync,u:_fd_write,Pa:_getaddrinfo,K:_getnameinfo,Ta:_getprotobyname,Sa:_getprotobynumber,j:invoke_i,c:invoke_ii,d:invoke_iii,e:invoke_iiii,h:invoke_iiiii,p:invoke_iiiiii,G:invoke_iiiiiii,Na:invoke_iiiiiiii,Ra:invoke_iiiiiiiii,Oa:invoke_iiiiiiiiii,T:invoke_jii,f:invoke_v,a:invoke_vi,b:invoke_vii,g:invoke_viii,n:invoke_viiii,l:invoke_viiiii,i:invoke_viiiiii,w:invoke_viiiiiiiii,J:_js_create_input_device,Ka:js_fd_read,I:_js_open_process,La:js_popen_to_file,Ma:_js_process_status,V:_js_waitpid,na:_proc_exit,Qa:_strptime,q:wasm_poll_socket,r:_wasm_setsockopt};var wasmExports;createWasm();var ___wasm_call_ctors=()=>(___wasm_call_ctors=wasmExports["Wa"])();var _malloc=a0=>(_malloc=wasmExports["Ya"])(a0);var _free=a0=>(_free=wasmExports["Za"])(a0);var _wasm_sleep=Module["_wasm_sleep"]=a0=>(_wasm_sleep=Module["_wasm_sleep"]=wasmExports["_a"])(a0);var _ntohs=a0=>(_ntohs=wasmExports["$a"])(a0);var _htons=a0=>(_htons=wasmExports["ab"])(a0);var _htonl=a0=>(_htonl=wasmExports["bb"])(a0);var _wasm_read=Module["_wasm_read"]=(a0,a1,a2)=>(_wasm_read=Module["_wasm_read"]=wasmExports["cb"])(a0,a1,a2);var _fflush=a0=>(_fflush=wasmExports["db"])(a0);var _wasm_popen=Module["_wasm_popen"]=(a0,a1)=>(_wasm_popen=Module["_wasm_popen"]=wasmExports["eb"])(a0,a1);var _wasm_php_exec=Module["_wasm_php_exec"]=(a0,a1,a2,a3)=>(_wasm_php_exec=Module["_wasm_php_exec"]=wasmExports["fb"])(a0,a1,a2,a3);var _php_pollfd_for=Module["_php_pollfd_for"]=(a0,a1,a2)=>(_php_pollfd_for=Module["_php_pollfd_for"]=wasmExports["gb"])(a0,a1,a2);var ___wrap_select=Module["___wrap_select"]=(a0,a1,a2,a3,a4)=>(___wrap_select=Module["___wrap_select"]=wasmExports["hb"])(a0,a1,a2,a3,a4);var _wasm_set_sapi_name=Module["_wasm_set_sapi_name"]=a0=>(_wasm_set_sapi_name=Module["_wasm_set_sapi_name"]=wasmExports["ib"])(a0);var _wasm_set_phpini_path=Module["_wasm_set_phpini_path"]=a0=>(_wasm_set_phpini_path=Module["_wasm_set_phpini_path"]=wasmExports["jb"])(a0);var _wasm_add_SERVER_entry=Module["_wasm_add_SERVER_entry"]=(a0,a1)=>(_wasm_add_SERVER_entry=Module["_wasm_add_SERVER_entry"]=wasmExports["kb"])(a0,a1);var _wasm_add_ENV_entry=Module["_wasm_add_ENV_entry"]=(a0,a1)=>(_wasm_add_ENV_entry=Module["_wasm_add_ENV_entry"]=wasmExports["lb"])(a0,a1);var _wasm_set_query_string=Module["_wasm_set_query_string"]=a0=>(_wasm_set_query_string=Module["_wasm_set_query_string"]=wasmExports["mb"])(a0);var _wasm_set_path_translated=Module["_wasm_set_path_translated"]=a0=>(_wasm_set_path_translated=Module["_wasm_set_path_translated"]=wasmExports["nb"])(a0);var _wasm_set_skip_shebang=Module["_wasm_set_skip_shebang"]=a0=>(_wasm_set_skip_shebang=Module["_wasm_set_skip_shebang"]=wasmExports["ob"])(a0);var _wasm_set_request_uri=Module["_wasm_set_request_uri"]=a0=>(_wasm_set_request_uri=Module["_wasm_set_request_uri"]=wasmExports["pb"])(a0);var _wasm_set_request_method=Module["_wasm_set_request_method"]=a0=>(_wasm_set_request_method=Module["_wasm_set_request_method"]=wasmExports["qb"])(a0);var _wasm_set_request_host=Module["_wasm_set_request_host"]=a0=>(_wasm_set_request_host=Module["_wasm_set_request_host"]=wasmExports["rb"])(a0);var _wasm_set_content_type=Module["_wasm_set_content_type"]=a0=>(_wasm_set_content_type=Module["_wasm_set_content_type"]=wasmExports["sb"])(a0);var _wasm_set_request_body=Module["_wasm_set_request_body"]=a0=>(_wasm_set_request_body=Module["_wasm_set_request_body"]=wasmExports["tb"])(a0);var _wasm_set_content_length=Module["_wasm_set_content_length"]=a0=>(_wasm_set_content_length=Module["_wasm_set_content_length"]=wasmExports["ub"])(a0);var _wasm_set_cookies=Module["_wasm_set_cookies"]=a0=>(_wasm_set_cookies=Module["_wasm_set_cookies"]=wasmExports["vb"])(a0);var _wasm_set_request_port=Module["_wasm_set_request_port"]=a0=>(_wasm_set_request_port=Module["_wasm_set_request_port"]=wasmExports["wb"])(a0);var _wasm_sapi_request_shutdown=Module["_wasm_sapi_request_shutdown"]=()=>(_wasm_sapi_request_shutdown=Module["_wasm_sapi_request_shutdown"]=wasmExports["xb"])();var _wasm_sapi_handle_request=Module["_wasm_sapi_handle_request"]=()=>(_wasm_sapi_handle_request=Module["_wasm_sapi_handle_request"]=wasmExports["yb"])();var _php_wasm_init=Module["_php_wasm_init"]=()=>(_php_wasm_init=Module["_php_wasm_init"]=wasmExports["zb"])();var _wasm_free=Module["_wasm_free"]=a0=>(_wasm_free=Module["_wasm_free"]=wasmExports["Ab"])(a0);var ___funcs_on_exit=()=>(___funcs_on_exit=wasmExports["Bb"])();var _emscripten_builtin_memalign=(a0,a1)=>(_emscripten_builtin_memalign=wasmExports["Cb"])(a0,a1);var __emscripten_timeout=(a0,a1)=>(__emscripten_timeout=wasmExports["Db"])(a0,a1);var _setThrew=(a0,a1)=>(_setThrew=wasmExports["Eb"])(a0,a1);var __emscripten_tempret_set=a0=>(__emscripten_tempret_set=wasmExports["Fb"])(a0);var __emscripten_stack_restore=a0=>(__emscripten_stack_restore=wasmExports["Gb"])(a0);var __emscripten_stack_alloc=a0=>(__emscripten_stack_alloc=wasmExports["Hb"])(a0);var _emscripten_stack_get_current=()=>(_emscripten_stack_get_current=wasmExports["Ib"])();var dynCall_viii=Module["dynCall_viii"]=(a0,a1,a2,a3)=>(dynCall_viii=Module["dynCall_viii"]=wasmExports["Jb"])(a0,a1,a2,a3);var dynCall_vii=Module["dynCall_vii"]=(a0,a1,a2)=>(dynCall_vii=Module["dynCall_vii"]=wasmExports["Kb"])(a0,a1,a2);var dynCall_vi=Module["dynCall_vi"]=(a0,a1)=>(dynCall_vi=Module["dynCall_vi"]=wasmExports["Lb"])(a0,a1);var dynCall_iii=Module["dynCall_iii"]=(a0,a1,a2)=>(dynCall_iii=Module["dynCall_iii"]=wasmExports["Mb"])(a0,a1,a2);var dynCall_ii=Module["dynCall_ii"]=(a0,a1)=>(dynCall_ii=Module["dynCall_ii"]=wasmExports["Nb"])(a0,a1);var dynCall_v=Module["dynCall_v"]=a0=>(dynCall_v=Module["dynCall_v"]=wasmExports["Ob"])(a0);var dynCall_iiii=Module["dynCall_iiii"]=(a0,a1,a2,a3)=>(dynCall_iiii=Module["dynCall_iiii"]=wasmExports["Pb"])(a0,a1,a2,a3);var dynCall_viiiii=Module["dynCall_viiiii"]=(a0,a1,a2,a3,a4,a5)=>(dynCall_viiiii=Module["dynCall_viiiii"]=wasmExports["Qb"])(a0,a1,a2,a3,a4,a5);var dynCall_iiiii=Module["dynCall_iiiii"]=(a0,a1,a2,a3,a4)=>(dynCall_iiiii=Module["dynCall_iiiii"]=wasmExports["Rb"])(a0,a1,a2,a3,a4);var dynCall_iiiiiii=Module["dynCall_iiiiiii"]=(a0,a1,a2,a3,a4,a5,a6)=>(dynCall_iiiiiii=Module["dynCall_iiiiiii"]=wasmExports["Sb"])(a0,a1,a2,a3,a4,a5,a6);var dynCall_iiiiii=Module["dynCall_iiiiii"]=(a0,a1,a2,a3,a4,a5)=>(dynCall_iiiiii=Module["dynCall_iiiiii"]=wasmExports["Tb"])(a0,a1,a2,a3,a4,a5);var dynCall_i=Module["dynCall_i"]=a0=>(dynCall_i=Module["dynCall_i"]=wasmExports["Ub"])(a0);var dynCall_viiii=Module["dynCall_viiii"]=(a0,a1,a2,a3,a4)=>(dynCall_viiii=Module["dynCall_viiii"]=wasmExports["Vb"])(a0,a1,a2,a3,a4);var dynCall_iiiiiiiii=Module["dynCall_iiiiiiiii"]=(a0,a1,a2,a3,a4,a5,a6,a7,a8)=>(dynCall_iiiiiiiii=Module["dynCall_iiiiiiiii"]=wasmExports["Wb"])(a0,a1,a2,a3,a4,a5,a6,a7,a8);var dynCall_viiiiiiiii=Module["dynCall_viiiiiiiii"]=(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9)=>(dynCall_viiiiiiiii=Module["dynCall_viiiiiiiii"]=wasmExports["Xb"])(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9);var dynCall_viiiiii=Module["dynCall_viiiiii"]=(a0,a1,a2,a3,a4,a5,a6)=>(dynCall_viiiiii=Module["dynCall_viiiiii"]=wasmExports["Yb"])(a0,a1,a2,a3,a4,a5,a6);var dynCall_iiiiiiii=Module["dynCall_iiiiiiii"]=(a0,a1,a2,a3,a4,a5,a6,a7)=>(dynCall_iiiiiiii=Module["dynCall_iiiiiiii"]=wasmExports["Zb"])(a0,a1,a2,a3,a4,a5,a6,a7);var dynCall_iiiiiiiiii=Module["dynCall_iiiiiiiiii"]=(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9)=>(dynCall_iiiiiiiiii=Module["dynCall_iiiiiiiiii"]=wasmExports["_b"])(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9);var dynCall_jii=Module["dynCall_jii"]=(a0,a1,a2)=>(dynCall_jii=Module["dynCall_jii"]=wasmExports["$b"])(a0,a1,a2);var _asyncify_start_unwind=a0=>(_asyncify_start_unwind=wasmExports["ac"])(a0);var _asyncify_stop_unwind=()=>(_asyncify_stop_unwind=wasmExports["bc"])();var _asyncify_start_rewind=a0=>(_asyncify_start_rewind=wasmExports["cc"])(a0);var _asyncify_stop_rewind=()=>(_asyncify_stop_rewind=wasmExports["dc"])();function invoke_viii(index,a1,a2,a3){var sp=stackSave();try{dynCall_viii(index,a1,a2,a3)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_vii(index,a1,a2){var sp=stackSave();try{dynCall_vii(index,a1,a2)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_vi(index,a1){var sp=stackSave();try{dynCall_vi(index,a1)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiiiii(index,a1,a2,a3,a4,a5,a6){var sp=stackSave();try{return dynCall_iiiiiii(index,a1,a2,a3,a4,a5,a6)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iii(index,a1,a2){var sp=stackSave();try{return dynCall_iii(index,a1,a2)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_v(index){var sp=stackSave();try{dynCall_v(index)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_ii(index,a1){var sp=stackSave();try{return dynCall_ii(index,a1)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_i(index){var sp=stackSave();try{return dynCall_i(index)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiii(index,a1,a2,a3,a4){var sp=stackSave();try{dynCall_viiii(index,a1,a2,a3,a4)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8){var sp=stackSave();try{return dynCall_iiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiii(index,a1,a2,a3,a4){var sp=stackSave();try{return dynCall_iiiii(index,a1,a2,a3,a4)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiii(index,a1,a2,a3){var sp=stackSave();try{return dynCall_iiii(index,a1,a2,a3)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiiiii(index,a1,a2,a3,a4,a5,a6){var sp=stackSave();try{dynCall_viiiiii(index,a1,a2,a3,a4,a5,a6)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiiii(index,a1,a2,a3,a4,a5){var sp=stackSave();try{dynCall_viiiii(index,a1,a2,a3,a4,a5)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9){var sp=stackSave();try{return dynCall_iiiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiiii(index,a1,a2,a3,a4,a5){var sp=stackSave();try{return dynCall_iiiiii(index,a1,a2,a3,a4,a5)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9){var sp=stackSave();try{dynCall_viiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiiiiii(index,a1,a2,a3,a4,a5,a6,a7){var sp=stackSave();try{return dynCall_iiiiiiii(index,a1,a2,a3,a4,a5,a6,a7)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_jii(index,a1,a2){var sp=stackSave();try{return dynCall_jii(index,a1,a2)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}Module["addRunDependency"]=addRunDependency;Module["removeRunDependency"]=removeRunDependency;Module["wasmExports"]=wasmExports;Module["ccall"]=ccall;Module["FS_createPreloadedFile"]=FS_createPreloadedFile;Module["FS_unlink"]=FS_unlink;Module["FS_createPath"]=FS_createPath;Module["FS_createDevice"]=FS_createDevice;Module["FS_createDataFile"]=FS_createDataFile;Module["FS_createLazyFile"]=FS_createLazyFile;Module["PROXYFS"]=PROXYFS;var calledRun;dependenciesFulfilled=function runCaller(){if(!calledRun)run();if(!calledRun)dependenciesFulfilled=runCaller};function run(){if(runDependencies>0){return}preRun();if(runDependencies>0){return}function doRun(){if(calledRun)return;calledRun=true;Module["calledRun"]=true;if(ABORT)return;initRuntime();Module["onRuntimeInitialized"]?.();postRun()}if(Module["setStatus"]){Module["setStatus"]("Running...");setTimeout(()=>{setTimeout(()=>Module["setStatus"](""),1);doRun()},1)}else{doRun()}}if(Module["preInit"]){if(typeof Module["preInit"]=="function")Module["preInit"]=[Module["preInit"]];while(Module["preInit"].length>0){Module["preInit"].pop()()}}run(); /** * Emscripten resolves `localhost` to a random IP address. Let's * make it always resolve to 127.0.0.1. diff --git a/packages/php-wasm/web/public/php/asyncify/php_7_1.js b/packages/php-wasm/web/public/php/asyncify/php_7_1.js index 2428347349..6d3b8a001f 100644 --- a/packages/php-wasm/web/public/php/asyncify/php_7_1.js +++ b/packages/php-wasm/web/public/php/asyncify/php_7_1.js @@ -1,46 +1,20 @@ import dependencyFilename from './7_1_30/php_7_1.wasm'; export { dependencyFilename }; -export const dependenciesTotalSize = 11940683; +export const dependenciesTotalSize = 11936784; export function init(RuntimeName, PHPLoader) { - /** - * Overrides Emscripten's default ExitStatus object which gets - * thrown on failure. Unfortunately, the default object is not - * a subclass of Error and does not provide any stack trace. - * - * This is a deliberate behavior on Emscripten's end to prevent - * memory leaks after the program exits. See: - * - * https://github.com/emscripten-core/emscripten/pull/9108 - * - * In case of WordPress Playground, the worker in which the PHP - * runs will typically exit after the PHP program finishes, so - * we don't have to worry about memory leaks. - * - * As for assigning to a previously undeclared ExitStatus variable here, - * the Emscripten module declares `ExitStatus` as `function ExitStatus` - * which means it gets hoisted to the top of the scope and can be - * reassigned here – before the actual declaration is reached. - * - * If that sounds weird, try this example: - * - * ExitStatus = () => { console.log("reassigned"); } - * function ExitStatus() {} - * ExitStatus(); - * // logs "reassigned" - */ - ExitStatus = class PHPExitStatus extends Error { - constructor(status) { - super(status); - this.name = "ExitStatus"; - this.message = "Program terminated with exit(" + status + ")"; - this.status = status; - } - } - // The rest of the code comes from the built php.js file and esm-suffix.js -var Module=typeof PHPLoader!="undefined"?PHPLoader:{};var ENVIRONMENT_IS_WEB=RuntimeName==="WEB";var ENVIRONMENT_IS_WORKER=RuntimeName==="WORKER";var ENVIRONMENT_IS_NODE=RuntimeName==="NODE";var moduleOverrides=Object.assign({},Module);var arguments_=[];var thisProgram="./this.program";var quit_=(status,toThrow)=>{throw toThrow};var scriptDirectory="";function locateFile(path){if(Module["locateFile"]){return Module["locateFile"](path,scriptDirectory)}return scriptDirectory+path}var read_,readAsync,readBinary;if(ENVIRONMENT_IS_WEB||ENVIRONMENT_IS_WORKER){if(ENVIRONMENT_IS_WORKER){scriptDirectory=self.location.href}else if(typeof document!="undefined"&&document.currentScript){scriptDirectory=document.currentScript.src}if(scriptDirectory.startsWith("blob:")){scriptDirectory=""}else{scriptDirectory=scriptDirectory.substr(0,scriptDirectory.replace(/[?#].*/,"").lastIndexOf("/")+1)}{read_=url=>{var xhr=new XMLHttpRequest;xhr.open("GET",url,false);xhr.send(null);return xhr.responseText};if(ENVIRONMENT_IS_WORKER){readBinary=url=>{var xhr=new XMLHttpRequest;xhr.open("GET",url,false);xhr.responseType="arraybuffer";xhr.send(null);return new Uint8Array(xhr.response)}}readAsync=(url,onload,onerror)=>{fetch(url,{credentials:"same-origin"}).then(response=>{if(response.ok){return response.arrayBuffer()}return Promise.reject(new Error(response.status+" : "+response.url))}).then(onload,onerror)}}}else{}var out=Module["print"]||console.log.bind(console);var err=Module["printErr"]||console.error.bind(console);Object.assign(Module,moduleOverrides);moduleOverrides=null;if(Module["arguments"])arguments_=Module["arguments"];if(Module["thisProgram"])thisProgram=Module["thisProgram"];if(Module["quit"])quit_=Module["quit"];var wasmBinary;if(Module["wasmBinary"])wasmBinary=Module["wasmBinary"];var wasmMemory;var ABORT=false;var EXITSTATUS;function assert(condition,text){if(!condition){abort(text)}}var HEAP8,HEAPU8,HEAP16,HEAPU16,HEAP32,HEAPU32,HEAPF32,HEAPF64;function updateMemoryViews(){var b=wasmMemory.buffer;Module["HEAP8"]=HEAP8=new Int8Array(b);Module["HEAP16"]=HEAP16=new Int16Array(b);Module["HEAPU8"]=HEAPU8=new Uint8Array(b);Module["HEAPU16"]=HEAPU16=new Uint16Array(b);Module["HEAP32"]=HEAP32=new Int32Array(b);Module["HEAPU32"]=HEAPU32=new Uint32Array(b);Module["HEAPF32"]=HEAPF32=new Float32Array(b);Module["HEAPF64"]=HEAPF64=new Float64Array(b)}var __ATPRERUN__=[];var __ATINIT__=[];var __ATEXIT__=[];var __ATPOSTRUN__=[];var runtimeInitialized=false;var runtimeExited=false;function preRun(){if(Module["preRun"]){if(typeof Module["preRun"]=="function")Module["preRun"]=[Module["preRun"]];while(Module["preRun"].length){addOnPreRun(Module["preRun"].shift())}}callRuntimeCallbacks(__ATPRERUN__)}function initRuntime(){runtimeInitialized=true;SOCKFS.root=FS.mount(SOCKFS,{},null);if(!Module["noFSInit"]&&!FS.init.initialized)FS.init();FS.ignorePermissions=false;TTY.init();PIPEFS.root=FS.mount(PIPEFS,{},null);callRuntimeCallbacks(__ATINIT__)}function exitRuntime(){___funcs_on_exit();callRuntimeCallbacks(__ATEXIT__);FS.quit();TTY.shutdown();runtimeExited=true}function postRun(){if(Module["postRun"]){if(typeof Module["postRun"]=="function")Module["postRun"]=[Module["postRun"]];while(Module["postRun"].length){addOnPostRun(Module["postRun"].shift())}}callRuntimeCallbacks(__ATPOSTRUN__)}function addOnPreRun(cb){__ATPRERUN__.unshift(cb)}function addOnInit(cb){__ATINIT__.unshift(cb)}function addOnPostRun(cb){__ATPOSTRUN__.unshift(cb)}var runDependencies=0;var runDependencyWatcher=null;var dependenciesFulfilled=null;function getUniqueRunDependency(id){return id}function addRunDependency(id){runDependencies++;Module["monitorRunDependencies"]?.(runDependencies)}function removeRunDependency(id){runDependencies--;Module["monitorRunDependencies"]?.(runDependencies);if(runDependencies==0){if(runDependencyWatcher!==null){clearInterval(runDependencyWatcher);runDependencyWatcher=null}if(dependenciesFulfilled){var callback=dependenciesFulfilled;dependenciesFulfilled=null;callback()}}}function abort(what){Module["onAbort"]?.(what);what="Aborted("+what+")";err(what);ABORT=true;EXITSTATUS=1;what+=". Build with -sASSERTIONS for more info.";var e=new WebAssembly.RuntimeError(what);throw e}var dataURIPrefix="data:application/octet-stream;base64,";var isDataURI=filename=>filename.startsWith(dataURIPrefix);function findWasmBinary(){var f=dependencyFilename;if(!isDataURI(f)){return locateFile(f)}return f}var wasmBinaryFile;function getBinarySync(file){if(file==wasmBinaryFile&&wasmBinary){return new Uint8Array(wasmBinary)}if(readBinary){return readBinary(file)}throw"both async and sync fetching of the wasm failed"}function getBinaryPromise(binaryFile){if(!wasmBinary){return new Promise((resolve,reject)=>{readAsync(binaryFile,response=>resolve(new Uint8Array(response)),error=>{try{resolve(getBinarySync(binaryFile))}catch(e){reject(e)}})})}return Promise.resolve().then(()=>getBinarySync(binaryFile))}function instantiateArrayBuffer(binaryFile,imports,receiver){return getBinaryPromise(binaryFile).then(binary=>WebAssembly.instantiate(binary,imports)).then(receiver,reason=>{err(`failed to asynchronously prepare wasm: ${reason}`);abort(reason)})}function instantiateAsync(binary,binaryFile,imports,callback){if(!binary&&typeof WebAssembly.instantiateStreaming=="function"&&!isDataURI(binaryFile)&&typeof fetch=="function"){return fetch(binaryFile,{credentials:"same-origin"}).then(response=>{var result=WebAssembly.instantiateStreaming(response,imports);return result.then(callback,function(reason){err(`wasm streaming compile failed: ${reason}`);err("falling back to ArrayBuffer instantiation");return instantiateArrayBuffer(binaryFile,imports,callback)})})}return instantiateArrayBuffer(binaryFile,imports,callback)}function getWasmImports(){return{a:wasmImports}}function createWasm(){var info=getWasmImports();function receiveInstance(instance,module){wasmExports=instance.exports;wasmExports=Asyncify.instrumentWasmExports(wasmExports);Module["wasmExports"]=wasmExports;wasmMemory=wasmExports["Wa"];updateMemoryViews();wasmTable=wasmExports["_a"];addOnInit(wasmExports["Xa"]);removeRunDependency("wasm-instantiate");return wasmExports}addRunDependency("wasm-instantiate");function receiveInstantiationResult(result){receiveInstance(result["instance"])}if(Module["instantiateWasm"]){try{return Module["instantiateWasm"](info,receiveInstance)}catch(e){err(`Module.instantiateWasm callback failed with error: ${e}`);return false}}if(!wasmBinaryFile)wasmBinaryFile=findWasmBinary();instantiateAsync(wasmBinary,wasmBinaryFile,info,receiveInstantiationResult);return{}}var tempDouble;var tempI64;function js_popen_to_file(command,mode,exitCodePtr){const returnCallback=resolver=>Asyncify.handleSleep(resolver);if(!command)return 1;const cmdstr=UTF8ToString(command);if(!cmdstr.length)return 0;const modestr=UTF8ToString(mode);if(!modestr.length)return 0;if(modestr==="w"){console.error('popen($cmd, "w") is not implemented yet')}return returnCallback(async wakeUp=>{let cp;try{cp=PHPWASM.spawnProcess(cmdstr,[]);if(cp instanceof Promise){cp=await cp}}catch(e){console.error(e);if(e.code==="SPAWN_UNSUPPORTED"){return 1}throw e}const outByteArrays=[];cp.stdout.on("data",function(data){outByteArrays.push(data)});const outputPath="/tmp/popen_output";cp.on("exit",function(exitCode){const outBytes=new Uint8Array(outByteArrays.reduce((acc,curr)=>acc+curr.length,0));let offset=0;for(const byteArray of outByteArrays){outBytes.set(byteArray,offset);offset+=byteArray.length}FS.writeFile(outputPath,outBytes);HEAPU8[exitCodePtr]=exitCode;wakeUp(allocateUTF8OnStack(outputPath))})})}function wasm_poll_socket(socketd,events,timeout){const returnCallback=resolver=>Asyncify.handleSleep(resolver);const POLLIN=1;const POLLPRI=2;const POLLOUT=4;const POLLERR=8;const POLLHUP=16;const POLLNVAL=32;return returnCallback(wakeUp=>{const polls=[];if(socketd in PHPWASM.child_proc_by_fd){const procInfo=PHPWASM.child_proc_by_fd[socketd];if(procInfo.exited){wakeUp(0);return}polls.push(PHPWASM.awaitEvent(procInfo.stdout,"data"))}else if(FS.isSocket(FS.getStream(socketd)?.node.mode)){const sock=getSocketFromFD(socketd);if(!sock){wakeUp(0);return}const lookingFor=new Set;if(events&POLLIN||events&POLLPRI){if(sock.server){for(const client of sock.pending){if((client.recv_queue||[]).length>0){wakeUp(1);return}}}else if((sock.recv_queue||[]).length>0){wakeUp(1);return}}const webSockets=PHPWASM.getAllWebSockets(sock);if(!webSockets.length){wakeUp(0);return}for(const ws of webSockets){if(events&POLLIN||events&POLLPRI){polls.push(PHPWASM.awaitData(ws));lookingFor.add("POLLIN")}if(events&POLLOUT){polls.push(PHPWASM.awaitConnection(ws));lookingFor.add("POLLOUT")}if(events&POLLHUP){polls.push(PHPWASM.awaitClose(ws));lookingFor.add("POLLHUP")}if(events&POLLERR||events&POLLNVAL){polls.push(PHPWASM.awaitError(ws));lookingFor.add("POLLERR")}}}else{setTimeout(function(){wakeUp(1)},timeout);return}if(polls.length===0){console.warn("Unsupported poll event "+events+", defaulting to setTimeout().");setTimeout(function(){wakeUp(0)},timeout);return}const promises=polls.map(([promise])=>promise);const clearPolling=()=>polls.forEach(([,clear])=>clear());let awaken=false;let timeoutId;Promise.race(promises).then(function(results){if(!awaken){awaken=true;wakeUp(1);if(timeoutId){clearTimeout(timeoutId)}clearPolling()}});if(timeout!==-1){timeoutId=setTimeout(function(){if(!awaken){awaken=true;wakeUp(0);clearPolling()}},timeout)}})}function js_fd_read(fd,iov,iovcnt,pnum){const returnCallback=resolver=>Asyncify.handleSleep(resolver);if(Asyncify?.State?.Normal===undefined||Asyncify?.state===Asyncify?.State?.Normal){var returnCode;var stream;let num=0;try{stream=SYSCALLS.getStreamFromFD(fd);const num=doReadv(stream,iov,iovcnt);HEAPU32[pnum>>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError")){throw e}if(e.errno!==6||!(stream?.fd in PHPWASM.child_proc_by_fd)){HEAPU32[pnum>>2]=0;return returnCode}}}return returnCallback(wakeUp=>{var retries=0;var interval=50;var timeout=5e3;var maxRetries=timeout/interval;function poll(){var returnCode;var stream;let num;try{stream=SYSCALLS.getStreamFromFD(fd);num=doReadv(stream,iov,iovcnt);returnCode=0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError")){console.error(e);throw e}returnCode=e.errno}const success=returnCode===0;const failure=++retries>maxRetries||!(fd in PHPWASM.child_proc_by_fd)||PHPWASM.child_proc_by_fd[fd]?.exited||FS.isClosed(stream);if(success){HEAPU32[pnum>>2]=num;wakeUp(0)}else if(failure){HEAPU32[pnum>>2]=0;wakeUp(returnCode===6?0:returnCode)}else{setTimeout(poll,interval)}}poll()})}function __asyncjs__js_module_onMessage(data,response_buffer){return Asyncify.handleAsync(async()=>{if(Module["onMessage"]){const dataStr=UTF8ToString(data);return Module["onMessage"](dataStr).then(response=>{const responseBytes=typeof response==="string"?(new TextEncoder).encode(response):response;const responseSize=responseBytes.byteLength;const responsePtr=_malloc(responseSize+1);HEAPU8.set(responseBytes,responsePtr);HEAPU8[responsePtr+responseSize]=0;HEAPU8[response_buffer]=responsePtr;HEAPU8[response_buffer+1]=responsePtr>>8;HEAPU8[response_buffer+2]=responsePtr>>16;HEAPU8[response_buffer+3]=responsePtr>>24;return responseSize}).catch(e=>{console.error(e);return-1})}})}function ExitStatus(status){this.name="ExitStatus";this.message=`Program terminated with exit(${status})`;this.status=status}var callRuntimeCallbacks=callbacks=>{while(callbacks.length>0){callbacks.shift()(Module)}};var noExitRuntime=Module["noExitRuntime"]||false;var stackRestore=val=>__emscripten_stack_restore(val);var stackSave=()=>_emscripten_stack_get_current();var UTF8Decoder=typeof TextDecoder!="undefined"?new TextDecoder("utf8"):undefined;var UTF8ArrayToString=(heapOrArray,idx,maxBytesToRead)=>{var endIdx=idx+maxBytesToRead;var endPtr=idx;while(heapOrArray[endPtr]&&!(endPtr>=endIdx))++endPtr;if(endPtr-idx>16&&heapOrArray.buffer&&UTF8Decoder){return UTF8Decoder.decode(heapOrArray.subarray(idx,endPtr))}var str="";while(idx>10,56320|ch&1023)}}return str};var UTF8ToString=(ptr,maxBytesToRead)=>ptr?UTF8ArrayToString(HEAPU8,ptr,maxBytesToRead):"";Module["UTF8ToString"]=UTF8ToString;var ___assert_fail=(condition,filename,line,func)=>{abort(`Assertion failed: ${UTF8ToString(condition)}, at: `+[filename?UTF8ToString(filename):"unknown filename",line,func?UTF8ToString(func):"unknown function"])};var ___call_sighandler=(fp,sig)=>(a1=>dynCall_vi(fp,a1))(sig);var initRandomFill=()=>{if(typeof crypto=="object"&&typeof crypto["getRandomValues"]=="function"){return view=>crypto.getRandomValues(view)}else abort("initRandomDevice")};var randomFill=view=>(randomFill=initRandomFill())(view);var PATH={isAbs:path=>path.charAt(0)==="/",splitPath:filename=>{var splitPathRe=/^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/;return splitPathRe.exec(filename).slice(1)},normalizeArray:(parts,allowAboveRoot)=>{var up=0;for(var i=parts.length-1;i>=0;i--){var last=parts[i];if(last==="."){parts.splice(i,1)}else if(last===".."){parts.splice(i,1);up++}else if(up){parts.splice(i,1);up--}}if(allowAboveRoot){for(;up;up--){parts.unshift("..")}}return parts},normalize:path=>{var isAbsolute=PATH.isAbs(path),trailingSlash=path.substr(-1)==="/";path=PATH.normalizeArray(path.split("/").filter(p=>!!p),!isAbsolute).join("/");if(!path&&!isAbsolute){path="."}if(path&&trailingSlash){path+="/"}return(isAbsolute?"/":"")+path},dirname:path=>{var result=PATH.splitPath(path),root=result[0],dir=result[1];if(!root&&!dir){return"."}if(dir){dir=dir.substr(0,dir.length-1)}return root+dir},basename:path=>{if(path==="/")return"/";path=PATH.normalize(path);path=path.replace(/\/$/,"");var lastSlash=path.lastIndexOf("/");if(lastSlash===-1)return path;return path.substr(lastSlash+1)},join:(...paths)=>PATH.normalize(paths.join("/")),join2:(l,r)=>PATH.normalize(l+"/"+r)};var PATH_FS={resolve:(...args)=>{var resolvedPath="",resolvedAbsolute=false;for(var i=args.length-1;i>=-1&&!resolvedAbsolute;i--){var path=i>=0?args[i]:FS.cwd();if(typeof path!="string"){throw new TypeError("Arguments to path.resolve must be strings")}else if(!path){return""}resolvedPath=path+"/"+resolvedPath;resolvedAbsolute=PATH.isAbs(path)}resolvedPath=PATH.normalizeArray(resolvedPath.split("/").filter(p=>!!p),!resolvedAbsolute).join("/");return(resolvedAbsolute?"/":"")+resolvedPath||"."},relative:(from,to)=>{from=PATH_FS.resolve(from).substr(1);to=PATH_FS.resolve(to).substr(1);function trim(arr){var start=0;for(;start=0;end--){if(arr[end]!=="")break}if(start>end)return[];return arr.slice(start,end-start+1)}var fromParts=trim(from.split("/"));var toParts=trim(to.split("/"));var length=Math.min(fromParts.length,toParts.length);var samePartsLength=length;for(var i=0;i{var len=0;for(var i=0;i=55296&&c<=57343){len+=4;++i}else{len+=3}}return len};Module["lengthBytesUTF8"]=lengthBytesUTF8;var stringToUTF8Array=(str,heap,outIdx,maxBytesToWrite)=>{if(!(maxBytesToWrite>0))return 0;var startIdx=outIdx;var endIdx=outIdx+maxBytesToWrite-1;for(var i=0;i=55296&&u<=57343){var u1=str.charCodeAt(++i);u=65536+((u&1023)<<10)|u1&1023}if(u<=127){if(outIdx>=endIdx)break;heap[outIdx++]=u}else if(u<=2047){if(outIdx+1>=endIdx)break;heap[outIdx++]=192|u>>6;heap[outIdx++]=128|u&63}else if(u<=65535){if(outIdx+2>=endIdx)break;heap[outIdx++]=224|u>>12;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}else{if(outIdx+3>=endIdx)break;heap[outIdx++]=240|u>>18;heap[outIdx++]=128|u>>12&63;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}}heap[outIdx]=0;return outIdx-startIdx};function intArrayFromString(stringy,dontAddNull,length){var len=length>0?length:lengthBytesUTF8(stringy)+1;var u8array=new Array(len);var numBytesWritten=stringToUTF8Array(stringy,u8array,0,u8array.length);if(dontAddNull)u8array.length=numBytesWritten;return u8array}var FS_stdin_getChar=()=>{if(!FS_stdin_getChar_buffer.length){var result=null;if(typeof window!="undefined"&&typeof window.prompt=="function"){result=window.prompt("Input: ");if(result!==null){result+="\n"}}else{}if(!result){return null}FS_stdin_getChar_buffer=intArrayFromString(result,true)}return FS_stdin_getChar_buffer.shift()};var TTY={ttys:[],init(){},shutdown(){},register(dev,ops){TTY.ttys[dev]={input:[],output:[],ops:ops};FS.registerDevice(dev,TTY.stream_ops)},stream_ops:{open(stream){var tty=TTY.ttys[stream.node.rdev];if(!tty){throw new FS.ErrnoError(43)}stream.tty=tty;stream.seekable=false},close(stream){stream.tty.ops.fsync(stream.tty)},fsync(stream){stream.tty.ops.fsync(stream.tty)},read(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.get_char){throw new FS.ErrnoError(60)}var bytesRead=0;for(var i=0;i0){out(UTF8ArrayToString(tty.output,0));tty.output=[]}},ioctl_tcgets(tty){return{c_iflag:25856,c_oflag:5,c_cflag:191,c_lflag:35387,c_cc:[3,28,127,21,4,0,1,0,17,19,26,0,18,15,23,22,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]}},ioctl_tcsets(tty,optional_actions,data){return 0},ioctl_tiocgwinsz(tty){return[24,80]}},default_tty1_ops:{put_char(tty,val){if(val===null||val===10){err(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}},fsync(tty){if(tty.output&&tty.output.length>0){err(UTF8ArrayToString(tty.output,0));tty.output=[]}}}};var zeroMemory=(address,size)=>{HEAPU8.fill(0,address,address+size);return address};var alignMemory=(size,alignment)=>Math.ceil(size/alignment)*alignment;var mmapAlloc=size=>{size=alignMemory(size,65536);var ptr=_emscripten_builtin_memalign(65536,size);if(!ptr)return 0;return zeroMemory(ptr,size)};var MEMFS={ops_table:null,mount(mount){return MEMFS.createNode(null,"/",16384|511,0)},createNode(parent,name,mode,dev){if(FS.isBlkdev(mode)||FS.isFIFO(mode)){throw new FS.ErrnoError(63)}MEMFS.ops_table||={dir:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,lookup:MEMFS.node_ops.lookup,mknod:MEMFS.node_ops.mknod,rename:MEMFS.node_ops.rename,unlink:MEMFS.node_ops.unlink,rmdir:MEMFS.node_ops.rmdir,readdir:MEMFS.node_ops.readdir,symlink:MEMFS.node_ops.symlink},stream:{llseek:MEMFS.stream_ops.llseek}},file:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:{llseek:MEMFS.stream_ops.llseek,read:MEMFS.stream_ops.read,write:MEMFS.stream_ops.write,allocate:MEMFS.stream_ops.allocate,mmap:MEMFS.stream_ops.mmap,msync:MEMFS.stream_ops.msync}},link:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,readlink:MEMFS.node_ops.readlink},stream:{}},chrdev:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:FS.chrdev_stream_ops}};var node=FS.createNode(parent,name,mode,dev);if(FS.isDir(node.mode)){node.node_ops=MEMFS.ops_table.dir.node;node.stream_ops=MEMFS.ops_table.dir.stream;node.contents={}}else if(FS.isFile(node.mode)){node.node_ops=MEMFS.ops_table.file.node;node.stream_ops=MEMFS.ops_table.file.stream;node.usedBytes=0;node.contents=null}else if(FS.isLink(node.mode)){node.node_ops=MEMFS.ops_table.link.node;node.stream_ops=MEMFS.ops_table.link.stream}else if(FS.isChrdev(node.mode)){node.node_ops=MEMFS.ops_table.chrdev.node;node.stream_ops=MEMFS.ops_table.chrdev.stream}node.timestamp=Date.now();if(parent){parent.contents[name]=node;parent.timestamp=node.timestamp}return node},getFileDataAsTypedArray(node){if(!node.contents)return new Uint8Array(0);if(node.contents.subarray)return node.contents.subarray(0,node.usedBytes);return new Uint8Array(node.contents)},expandFileStorage(node,newCapacity){var prevCapacity=node.contents?node.contents.length:0;if(prevCapacity>=newCapacity)return;var CAPACITY_DOUBLING_MAX=1024*1024;newCapacity=Math.max(newCapacity,prevCapacity*(prevCapacity>>0);if(prevCapacity!=0)newCapacity=Math.max(newCapacity,256);var oldContents=node.contents;node.contents=new Uint8Array(newCapacity);if(node.usedBytes>0)node.contents.set(oldContents.subarray(0,node.usedBytes),0)},resizeFileStorage(node,newSize){if(node.usedBytes==newSize)return;if(newSize==0){node.contents=null;node.usedBytes=0}else{var oldContents=node.contents;node.contents=new Uint8Array(newSize);if(oldContents){node.contents.set(oldContents.subarray(0,Math.min(newSize,node.usedBytes)))}node.usedBytes=newSize}},node_ops:{getattr(node){var attr={};attr.dev=FS.isChrdev(node.mode)?node.id:1;attr.ino=node.id;attr.mode=node.mode;attr.nlink=1;attr.uid=0;attr.gid=0;attr.rdev=node.rdev;if(FS.isDir(node.mode)){attr.size=4096}else if(FS.isFile(node.mode)){attr.size=node.usedBytes}else if(FS.isLink(node.mode)){attr.size=node.link.length}else{attr.size=0}attr.atime=new Date(node.timestamp);attr.mtime=new Date(node.timestamp);attr.ctime=new Date(node.timestamp);attr.blksize=4096;attr.blocks=Math.ceil(attr.size/attr.blksize);return attr},setattr(node,attr){if(attr.mode!==undefined){node.mode=attr.mode}if(attr.timestamp!==undefined){node.timestamp=attr.timestamp}if(attr.size!==undefined){MEMFS.resizeFileStorage(node,attr.size)}},lookup(parent,name){throw FS.genericErrors[44]},mknod(parent,name,mode,dev){return MEMFS.createNode(parent,name,mode,dev)},rename(old_node,new_dir,new_name){if(FS.isDir(old_node.mode)){var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(new_node){for(var i in new_node.contents){throw new FS.ErrnoError(55)}}}delete old_node.parent.contents[old_node.name];old_node.parent.timestamp=Date.now();old_node.name=new_name;new_dir.contents[new_name]=old_node;new_dir.timestamp=old_node.parent.timestamp},unlink(parent,name){delete parent.contents[name];parent.timestamp=Date.now()},rmdir(parent,name){var node=FS.lookupNode(parent,name);for(var i in node.contents){throw new FS.ErrnoError(55)}delete parent.contents[name];parent.timestamp=Date.now()},readdir(node){var entries=[".",".."];for(var key of Object.keys(node.contents)){entries.push(key)}return entries},symlink(parent,newname,oldpath){var node=MEMFS.createNode(parent,newname,511|40960,0);node.link=oldpath;return node},readlink(node){if(!FS.isLink(node.mode)){throw new FS.ErrnoError(28)}return node.link}},stream_ops:{read(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=stream.node.usedBytes)return 0;var size=Math.min(stream.node.usedBytes-position,length);if(size>8&&contents.subarray){buffer.set(contents.subarray(position,position+size),offset)}else{for(var i=0;i0||position+length{var dep=!noRunDep?getUniqueRunDependency(`al ${url}`):"";readAsync(url,arrayBuffer=>{onload(new Uint8Array(arrayBuffer));if(dep)removeRunDependency(dep)},event=>{if(onerror){onerror()}else{throw`Loading data file "${url}" failed.`}});if(dep)addRunDependency(dep)};var FS_createDataFile=(parent,name,fileData,canRead,canWrite,canOwn)=>{FS.createDataFile(parent,name,fileData,canRead,canWrite,canOwn)};var preloadPlugins=Module["preloadPlugins"]||[];var FS_handledByPreloadPlugin=(byteArray,fullname,finish,onerror)=>{if(typeof Browser!="undefined")Browser.init();var handled=false;preloadPlugins.forEach(plugin=>{if(handled)return;if(plugin["canHandle"](fullname)){plugin["handle"](byteArray,fullname,finish,onerror);handled=true}});return handled};var FS_createPreloadedFile=(parent,name,url,canRead,canWrite,onload,onerror,dontCreateFile,canOwn,preFinish)=>{var fullname=name?PATH_FS.resolve(PATH.join2(parent,name)):parent;var dep=getUniqueRunDependency(`cp ${fullname}`);function processData(byteArray){function finish(byteArray){preFinish?.();if(!dontCreateFile){FS_createDataFile(parent,name,byteArray,canRead,canWrite,canOwn)}onload?.();removeRunDependency(dep)}if(FS_handledByPreloadPlugin(byteArray,fullname,finish,()=>{onerror?.();removeRunDependency(dep)})){return}finish(byteArray)}addRunDependency(dep);if(typeof url=="string"){asyncLoad(url,processData,onerror)}else{processData(url)}};var FS_modeStringToFlags=str=>{var flagModes={r:0,"r+":2,w:512|64|1,"w+":512|64|2,a:1024|64|1,"a+":1024|64|2};var flags=flagModes[str];if(typeof flags=="undefined"){throw new Error(`Unknown file open mode: ${str}`)}return flags};var FS_getMode=(canRead,canWrite)=>{var mode=0;if(canRead)mode|=292|73;if(canWrite)mode|=146;return mode};var ERRNO_CODES={EPERM:63,ENOENT:44,ESRCH:71,EINTR:27,EIO:29,ENXIO:60,E2BIG:1,ENOEXEC:45,EBADF:8,ECHILD:12,EAGAIN:6,EWOULDBLOCK:6,ENOMEM:48,EACCES:2,EFAULT:21,ENOTBLK:105,EBUSY:10,EEXIST:20,EXDEV:75,ENODEV:43,ENOTDIR:54,EISDIR:31,EINVAL:28,ENFILE:41,EMFILE:33,ENOTTY:59,ETXTBSY:74,EFBIG:22,ENOSPC:51,ESPIPE:70,EROFS:69,EMLINK:34,EPIPE:64,EDOM:18,ERANGE:68,ENOMSG:49,EIDRM:24,ECHRNG:106,EL2NSYNC:156,EL3HLT:107,EL3RST:108,ELNRNG:109,EUNATCH:110,ENOCSI:111,EL2HLT:112,EDEADLK:16,ENOLCK:46,EBADE:113,EBADR:114,EXFULL:115,ENOANO:104,EBADRQC:103,EBADSLT:102,EDEADLOCK:16,EBFONT:101,ENOSTR:100,ENODATA:116,ETIME:117,ENOSR:118,ENONET:119,ENOPKG:120,EREMOTE:121,ENOLINK:47,EADV:122,ESRMNT:123,ECOMM:124,EPROTO:65,EMULTIHOP:36,EDOTDOT:125,EBADMSG:9,ENOTUNIQ:126,EBADFD:127,EREMCHG:128,ELIBACC:129,ELIBBAD:130,ELIBSCN:131,ELIBMAX:132,ELIBEXEC:133,ENOSYS:52,ENOTEMPTY:55,ENAMETOOLONG:37,ELOOP:32,EOPNOTSUPP:138,EPFNOSUPPORT:139,ECONNRESET:15,ENOBUFS:42,EAFNOSUPPORT:5,EPROTOTYPE:67,ENOTSOCK:57,ENOPROTOOPT:50,ESHUTDOWN:140,ECONNREFUSED:14,EADDRINUSE:3,ECONNABORTED:13,ENETUNREACH:40,ENETDOWN:38,ETIMEDOUT:73,EHOSTDOWN:142,EHOSTUNREACH:23,EINPROGRESS:26,EALREADY:7,EDESTADDRREQ:17,EMSGSIZE:35,EPROTONOSUPPORT:66,ESOCKTNOSUPPORT:137,EADDRNOTAVAIL:4,ENETRESET:39,EISCONN:30,ENOTCONN:53,ETOOMANYREFS:141,EUSERS:136,EDQUOT:19,ESTALE:72,ENOTSUP:138,ENOMEDIUM:148,EILSEQ:25,EOVERFLOW:61,ECANCELED:11,ENOTRECOVERABLE:56,EOWNERDEAD:62,ESTRPIPE:135};var PROXYFS={mount(mount){return PROXYFS.createNode(null,"/",mount.opts.fs.lstat(mount.opts.root).mode,0)},createNode(parent,name,mode,dev){if(!FS.isDir(mode)&&!FS.isFile(mode)&&!FS.isLink(mode)){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}var node=FS.createNode(parent,name,mode);node.node_ops=PROXYFS.node_ops;node.stream_ops=PROXYFS.stream_ops;return node},realPath(node){var parts=[];while(node.parent!==node){parts.push(node.name);node=node.parent}parts.push(node.mount.opts.root);parts.reverse();return PATH.join(...parts)},node_ops:{getattr(node){var path=PROXYFS.realPath(node);var stat;try{stat=node.mount.opts.fs.lstat(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return{dev:stat.dev,ino:stat.ino,mode:stat.mode,nlink:stat.nlink,uid:stat.uid,gid:stat.gid,rdev:stat.rdev,size:stat.size,atime:stat.atime,mtime:stat.mtime,ctime:stat.ctime,blksize:stat.blksize,blocks:stat.blocks}},setattr(node,attr){var path=PROXYFS.realPath(node);try{if(attr.mode!==undefined){node.mount.opts.fs.chmod(path,attr.mode);node.mode=attr.mode}if(attr.timestamp!==undefined){var date=new Date(attr.timestamp);node.mount.opts.fs.utime(path,date,date)}if(attr.size!==undefined){node.mount.opts.fs.truncate(path,attr.size)}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},lookup(parent,name){try{var path=PATH.join2(PROXYFS.realPath(parent),name);var mode=parent.mount.opts.fs.lstat(path).mode;var node=PROXYFS.createNode(parent,name,mode);return node}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},mknod(parent,name,mode,dev){var node=PROXYFS.createNode(parent,name,mode,dev);var path=PROXYFS.realPath(node);try{if(FS.isDir(node.mode)){node.mount.opts.fs.mkdir(path,node.mode)}else{node.mount.opts.fs.writeFile(path,"",{mode:node.mode})}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return node},rename(oldNode,newDir,newName){var oldPath=PROXYFS.realPath(oldNode);var newPath=PATH.join2(PROXYFS.realPath(newDir),newName);try{oldNode.mount.opts.fs.rename(oldPath,newPath);oldNode.name=newName}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},unlink(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.unlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},rmdir(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.rmdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readdir(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},symlink(parent,newName,oldPath){var newPath=PATH.join2(PROXYFS.realPath(parent),newName);try{parent.mount.opts.fs.symlink(oldPath,newPath)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readlink(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}}},stream_ops:{open(stream){var path=PROXYFS.realPath(stream.node);try{stream.nfd=stream.node.mount.opts.fs.open(path,stream.flags)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},close(stream){try{stream.node.mount.opts.fs.close(stream.nfd)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},read(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.read(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},write(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.write(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},llseek(stream,offset,whence){var position=offset;if(whence===1){position+=stream.position}else if(whence===2){if(FS.isFile(stream.node.mode)){try{var stat=stream.node.node_ops.getattr(stream.node);position+=stat.size}catch(e){throw new FS.ErrnoError(ERRNO_CODES[e.code])}}}if(position<0){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}return position}}};var FS={root:null,mounts:[],devices:{},streams:[],nextInode:1,nameTable:null,currentPath:"/",initialized:false,ignorePermissions:true,ErrnoError:class{constructor(errno){this.name="ErrnoError";this.errno=errno}},genericErrors:{},filesystems:null,syncFSRequests:0,FSStream:class{constructor(){this.shared={}}get object(){return this.node}set object(val){this.node=val}get isRead(){return(this.flags&2097155)!==1}get isWrite(){return(this.flags&2097155)!==0}get isAppend(){return this.flags&1024}get flags(){return this.shared.flags}set flags(val){this.shared.flags=val}get position(){return this.shared.position}set position(val){this.shared.position=val}},FSNode:class{constructor(parent,name,mode,rdev){if(!parent){parent=this}this.parent=parent;this.mount=parent.mount;this.mounted=null;this.id=FS.nextInode++;this.name=name;this.mode=mode;this.node_ops={};this.stream_ops={};this.rdev=rdev;this.readMode=292|73;this.writeMode=146}get read(){return(this.mode&this.readMode)===this.readMode}set read(val){val?this.mode|=this.readMode:this.mode&=~this.readMode}get write(){return(this.mode&this.writeMode)===this.writeMode}set write(val){val?this.mode|=this.writeMode:this.mode&=~this.writeMode}get isFolder(){return FS.isDir(this.mode)}get isDevice(){return FS.isChrdev(this.mode)}},lookupPath(path,opts={}){path=PATH_FS.resolve(path);if(!path)return{path:"",node:null};var defaults={follow_mount:true,recurse_count:0};opts=Object.assign(defaults,opts);if(opts.recurse_count>8){throw new FS.ErrnoError(32)}var parts=path.split("/").filter(p=>!!p);var current=FS.root;var current_path="/";for(var i=0;i40){throw new FS.ErrnoError(32)}}}}return{path:current_path,node:current}},getPath(node){var path;while(true){if(FS.isRoot(node)){var mount=node.mount.mountpoint;if(!path)return mount;return mount[mount.length-1]!=="/"?`${mount}/${path}`:mount+path}path=path?`${node.name}/${path}`:node.name;node=node.parent}},hashName(parentid,name){var hash=0;for(var i=0;i>>0)%FS.nameTable.length},hashAddNode(node){var hash=FS.hashName(node.parent.id,node.name);node.name_next=FS.nameTable[hash];FS.nameTable[hash]=node},hashRemoveNode(node){var hash=FS.hashName(node.parent.id,node.name);if(FS.nameTable[hash]===node){FS.nameTable[hash]=node.name_next}else{var current=FS.nameTable[hash];while(current){if(current.name_next===node){current.name_next=node.name_next;break}current=current.name_next}}},lookupNode(parent,name){var errCode=FS.mayLookup(parent);if(errCode){throw new FS.ErrnoError(errCode)}var hash=FS.hashName(parent.id,name);for(var node=FS.nameTable[hash];node;node=node.name_next){var nodeName=node.name;if(node.parent.id===parent.id&&nodeName===name){return node}}return FS.lookup(parent,name)},createNode(parent,name,mode,rdev){var node=new FS.FSNode(parent,name,mode,rdev);FS.hashAddNode(node);return node},destroyNode(node){FS.hashRemoveNode(node)},isRoot(node){return node===node.parent},isMountpoint(node){return!!node.mounted},isFile(mode){return(mode&61440)===32768},isDir(mode){return(mode&61440)===16384},isLink(mode){return(mode&61440)===40960},isChrdev(mode){return(mode&61440)===8192},isBlkdev(mode){return(mode&61440)===24576},isFIFO(mode){return(mode&61440)===4096},isSocket(mode){return(mode&49152)===49152},flagsToPermissionString(flag){var perms=["r","w","rw"][flag&3];if(flag&512){perms+="w"}return perms},nodePermissions(node,perms){if(FS.ignorePermissions){return 0}if(perms.includes("r")&&!(node.mode&292)){return 2}else if(perms.includes("w")&&!(node.mode&146)){return 2}else if(perms.includes("x")&&!(node.mode&73)){return 2}return 0},mayLookup(dir){if(!FS.isDir(dir.mode))return 54;var errCode=FS.nodePermissions(dir,"x");if(errCode)return errCode;if(!dir.node_ops.lookup)return 2;return 0},mayCreate(dir,name){try{var node=FS.lookupNode(dir,name);return 20}catch(e){}return FS.nodePermissions(dir,"wx")},mayDelete(dir,name,isdir){var node;try{node=FS.lookupNode(dir,name)}catch(e){return e.errno}var errCode=FS.nodePermissions(dir,"wx");if(errCode){return errCode}if(isdir){if(!FS.isDir(node.mode)){return 54}if(FS.isRoot(node)||FS.getPath(node)===FS.cwd()){return 10}}else{if(FS.isDir(node.mode)){return 31}}return 0},mayOpen(node,flags){if(!node){return 44}if(FS.isLink(node.mode)){return 32}else if(FS.isDir(node.mode)){if(FS.flagsToPermissionString(flags)!=="r"||flags&512){return 31}}return FS.nodePermissions(node,FS.flagsToPermissionString(flags))},MAX_OPEN_FDS:4096,nextfd(){for(var fd=0;fd<=FS.MAX_OPEN_FDS;fd++){if(!FS.streams[fd]){return fd}}throw new FS.ErrnoError(33)},getStreamChecked(fd){var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}return stream},getStream:fd=>FS.streams[fd],createStream(stream,fd=-1){stream=Object.assign(new FS.FSStream,stream);if(fd==-1){fd=FS.nextfd()}stream.fd=fd;FS.streams[fd]=stream;return stream},closeStream(fd){FS.streams[fd]=null},dupStream(origStream,fd=-1){var stream=FS.createStream(origStream,fd);stream.stream_ops?.dup?.(stream);return stream},chrdev_stream_ops:{open(stream){var device=FS.getDevice(stream.node.rdev);stream.stream_ops=device.stream_ops;stream.stream_ops.open?.(stream)},llseek(){throw new FS.ErrnoError(70)}},major:dev=>dev>>8,minor:dev=>dev&255,makedev:(ma,mi)=>ma<<8|mi,registerDevice(dev,ops){FS.devices[dev]={stream_ops:ops}},getDevice:dev=>FS.devices[dev],getMounts(mount){var mounts=[];var check=[mount];while(check.length){var m=check.pop();mounts.push(m);check.push(...m.mounts)}return mounts},syncfs(populate,callback){if(typeof populate=="function"){callback=populate;populate=false}FS.syncFSRequests++;if(FS.syncFSRequests>1){err(`warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work`)}var mounts=FS.getMounts(FS.root.mount);var completed=0;function doCallback(errCode){FS.syncFSRequests--;return callback(errCode)}function done(errCode){if(errCode){if(!done.errored){done.errored=true;return doCallback(errCode)}return}if(++completed>=mounts.length){doCallback(null)}}mounts.forEach(mount=>{if(!mount.type.syncfs){return done(null)}mount.type.syncfs(mount,populate,done)})},mount(type,opts,mountpoint){var root=mountpoint==="/";var pseudo=!mountpoint;var node;if(root&&FS.root){throw new FS.ErrnoError(10)}else if(!root&&!pseudo){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});mountpoint=lookup.path;node=lookup.node;if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}if(!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}}var mount={type:type,opts:opts,mountpoint:mountpoint,mounts:[]};var mountRoot=type.mount(mount);mountRoot.mount=mount;mount.root=mountRoot;if(root){FS.root=mountRoot}else if(node){node.mounted=mount;if(node.mount){node.mount.mounts.push(mount)}}return mountRoot},unmount(mountpoint){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});if(!FS.isMountpoint(lookup.node)){throw new FS.ErrnoError(28)}var node=lookup.node;var mount=node.mounted;var mounts=FS.getMounts(mount);Object.keys(FS.nameTable).forEach(hash=>{var current=FS.nameTable[hash];while(current){var next=current.name_next;if(mounts.includes(current.mount)){FS.destroyNode(current)}current=next}});node.mounted=null;var idx=node.mount.mounts.indexOf(mount);node.mount.mounts.splice(idx,1)},lookup(parent,name){return parent.node_ops.lookup(parent,name)},mknod(path,mode,dev){var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);if(!name||name==="."||name===".."){throw new FS.ErrnoError(28)}var errCode=FS.mayCreate(parent,name);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.mknod){throw new FS.ErrnoError(63)}return parent.node_ops.mknod(parent,name,mode,dev)},create(path,mode){mode=mode!==undefined?mode:438;mode&=4095;mode|=32768;return FS.mknod(path,mode,0)},mkdir(path,mode){mode=mode!==undefined?mode:511;mode&=511|512;mode|=16384;return FS.mknod(path,mode,0)},mkdirTree(path,mode){var dirs=path.split("/");var d="";for(var i=0;iFS.currentPath,chdir(path){var lookup=FS.lookupPath(path,{follow:true});if(lookup.node===null){throw new FS.ErrnoError(44)}if(!FS.isDir(lookup.node.mode)){throw new FS.ErrnoError(54)}var errCode=FS.nodePermissions(lookup.node,"x");if(errCode){throw new FS.ErrnoError(errCode)}FS.currentPath=lookup.path},createDefaultDirectories(){FS.mkdir("/tmp");FS.mkdir("/home");FS.mkdir("/home/web_user")},createDefaultDevices(){FS.mkdir("/dev");FS.registerDevice(FS.makedev(1,3),{read:()=>0,write:(stream,buffer,offset,length,pos)=>length});FS.mkdev("/dev/null",FS.makedev(1,3));TTY.register(FS.makedev(5,0),TTY.default_tty_ops);TTY.register(FS.makedev(6,0),TTY.default_tty1_ops);FS.mkdev("/dev/tty",FS.makedev(5,0));FS.mkdev("/dev/tty1",FS.makedev(6,0));var randomBuffer=new Uint8Array(1024),randomLeft=0;var randomByte=()=>{if(randomLeft===0){randomLeft=randomFill(randomBuffer).byteLength}return randomBuffer[--randomLeft]};FS.createDevice("/dev","random",randomByte);FS.createDevice("/dev","urandom",randomByte);FS.mkdir("/dev/shm");FS.mkdir("/dev/shm/tmp")},createSpecialDirectories(){FS.mkdir("/proc");var proc_self=FS.mkdir("/proc/self");FS.mkdir("/proc/self/fd");FS.mount({mount(){var node=FS.createNode(proc_self,"fd",16384|511,73);node.node_ops={lookup(parent,name){var fd=+name;var stream=FS.getStreamChecked(fd);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}};return node}},{},"/proc/self/fd")},createStandardStreams(){if(Module["stdin"]){FS.createDevice("/dev","stdin",Module["stdin"])}else{FS.symlink("/dev/tty","/dev/stdin")}if(Module["stdout"]){FS.createDevice("/dev","stdout",null,Module["stdout"])}else{FS.symlink("/dev/tty","/dev/stdout")}if(Module["stderr"]){FS.createDevice("/dev","stderr",null,Module["stderr"])}else{FS.symlink("/dev/tty1","/dev/stderr")}var stdin=FS.open("/dev/stdin",0);var stdout=FS.open("/dev/stdout",1);var stderr=FS.open("/dev/stderr",1)},staticInit(){[44].forEach(code=>{FS.genericErrors[code]=new FS.ErrnoError(code);FS.genericErrors[code].stack=""});FS.nameTable=new Array(4096);FS.mount(MEMFS,{},"/");FS.createDefaultDirectories();FS.createDefaultDevices();FS.createSpecialDirectories();FS.filesystems={MEMFS:MEMFS,PROXYFS:PROXYFS}},init(input,output,error){FS.init.initialized=true;Module["stdin"]=input||Module["stdin"];Module["stdout"]=output||Module["stdout"];Module["stderr"]=error||Module["stderr"];FS.createStandardStreams()},quit(){FS.init.initialized=false;_fflush(0);for(var i=0;ithis.length-1||idx<0){return undefined}var chunkOffset=idx%this.chunkSize;var chunkNum=idx/this.chunkSize|0;return this.getter(chunkNum)[chunkOffset]}setDataGetter(getter){this.getter=getter}cacheLength(){var xhr=new XMLHttpRequest;xhr.open("HEAD",url,false);xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);var datalength=Number(xhr.getResponseHeader("Content-length"));var header;var hasByteServing=(header=xhr.getResponseHeader("Accept-Ranges"))&&header==="bytes";var usesGzip=(header=xhr.getResponseHeader("Content-Encoding"))&&header==="gzip";var chunkSize=1024*1024;if(!hasByteServing)chunkSize=datalength;var doXHR=(from,to)=>{if(from>to)throw new Error("invalid range ("+from+", "+to+") or no bytes requested!");if(to>datalength-1)throw new Error("only "+datalength+" bytes available! programmer error!");var xhr=new XMLHttpRequest;xhr.open("GET",url,false);if(datalength!==chunkSize)xhr.setRequestHeader("Range","bytes="+from+"-"+to);xhr.responseType="arraybuffer";if(xhr.overrideMimeType){xhr.overrideMimeType("text/plain; charset=x-user-defined")}xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);if(xhr.response!==undefined){return new Uint8Array(xhr.response||[])}return intArrayFromString(xhr.responseText||"",true)};var lazyArray=this;lazyArray.setDataGetter(chunkNum=>{var start=chunkNum*chunkSize;var end=(chunkNum+1)*chunkSize-1;end=Math.min(end,datalength-1);if(typeof lazyArray.chunks[chunkNum]=="undefined"){lazyArray.chunks[chunkNum]=doXHR(start,end)}if(typeof lazyArray.chunks[chunkNum]=="undefined")throw new Error("doXHR failed!");return lazyArray.chunks[chunkNum]});if(usesGzip||!datalength){chunkSize=datalength=1;datalength=this.getter(0).length;chunkSize=datalength;out("LazyFiles on gzip forces download of the whole file when length is accessed")}this._length=datalength;this._chunkSize=chunkSize;this.lengthKnown=true}get length(){if(!this.lengthKnown){this.cacheLength()}return this._length}get chunkSize(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}}if(typeof XMLHttpRequest!="undefined"){if(!ENVIRONMENT_IS_WORKER)throw"Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc";var lazyArray=new LazyUint8Array;var properties={isDevice:false,contents:lazyArray}}else{var properties={isDevice:false,url:url}}var node=FS.createFile(parent,name,properties,canRead,canWrite);if(properties.contents){node.contents=properties.contents}else if(properties.url){node.contents=null;node.url=properties.url}Object.defineProperties(node,{usedBytes:{get:function(){return this.contents.length}}});var stream_ops={};var keys=Object.keys(node.stream_ops);keys.forEach(key=>{var fn=node.stream_ops[key];stream_ops[key]=(...args)=>{FS.forceLoadFile(node);return fn(...args)}});function writeChunks(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=contents.length)return 0;var size=Math.min(contents.length-position,length);if(contents.slice){for(var i=0;i{FS.forceLoadFile(node);return writeChunks(stream,buffer,offset,length,position)};stream_ops.mmap=(stream,length,position,prot,flags)=>{FS.forceLoadFile(node);var ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}writeChunks(stream,HEAP8,ptr,length,position);return{ptr:ptr,allocated:true}};node.stream_ops=stream_ops;return node}};Module["FS"]=FS;var SOCKFS={mount(mount){Module["websocket"]=Module["websocket"]&&"object"===typeof Module["websocket"]?Module["websocket"]:{};Module["websocket"]._callbacks={};Module["websocket"]["on"]=function(event,callback){if("function"===typeof callback){this._callbacks[event]=callback}return this};Module["websocket"].emit=function(event,param){if("function"===typeof this._callbacks[event]){this._callbacks[event].call(this,param)}};return FS.createNode(null,"/",16384|511,0)},createSocket(family,type,protocol){type&=~526336;var streaming=type==1;if(streaming&&protocol&&protocol!=6){throw new FS.ErrnoError(66)}var sock={family:family,type:type,protocol:protocol,server:null,error:null,peers:{},pending:[],recv_queue:[],sock_ops:SOCKFS.websocket_sock_ops};var name=SOCKFS.nextname();var node=FS.createNode(SOCKFS.root,name,49152,0);node.sock=sock;var stream=FS.createStream({path:name,node:node,flags:2,seekable:false,stream_ops:SOCKFS.stream_ops});sock.stream=stream;return sock},getSocket(fd){var stream=FS.getStream(fd);if(!stream||!FS.isSocket(stream.node.mode)){return null}return stream.node.sock},stream_ops:{poll(stream){var sock=stream.node.sock;return sock.sock_ops.poll(sock)},ioctl(stream,request,varargs){var sock=stream.node.sock;return sock.sock_ops.ioctl(sock,request,varargs)},read(stream,buffer,offset,length,position){var sock=stream.node.sock;var msg=sock.sock_ops.recvmsg(sock,length);if(!msg){return 0}buffer.set(msg.buffer,offset);return msg.buffer.length},write(stream,buffer,offset,length,position){var sock=stream.node.sock;return sock.sock_ops.sendmsg(sock,buffer,offset,length)},close(stream){var sock=stream.node.sock;sock.sock_ops.close(sock)}},nextname(){if(!SOCKFS.nextname.current){SOCKFS.nextname.current=0}return"socket["+SOCKFS.nextname.current+++"]"},websocket_sock_ops:{createPeer(sock,addr,port){var ws;if(typeof addr=="object"){ws=addr;addr=null;port=null}if(ws){if(ws._socket){addr=ws._socket.remoteAddress;port=ws._socket.remotePort}else{var result=/ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url);if(!result){throw new Error("WebSocket URL must be in the format ws(s)://address:port")}addr=result[1];port=parseInt(result[2],10)}}else{try{var runtimeConfig=Module["websocket"]&&"object"===typeof Module["websocket"];var url="ws:#".replace("#","//");if(runtimeConfig){if("function"===typeof Module["websocket"]["url"]) { -url = Module["websocket"]["url"](...arguments); -}else if ("string" === typeof Module["websocket"]["url"]){url=Module["websocket"]["url"]}}if(url==="ws://"||url==="wss://"){var parts=addr.split("/");url=url+parts[0]+":"+port+"/"+parts.slice(1).join("/")}var subProtocols="binary";if(runtimeConfig){if("string"===typeof Module["websocket"]["subprotocol"]){subProtocols=Module["websocket"]["subprotocol"]}}var opts=undefined;if(subProtocols!=="null"){subProtocols=subProtocols.replace(/^ +| +$/g,"").split(/ *, */);opts=subProtocols}if(runtimeConfig&&null===Module["websocket"]["subprotocol"]){subProtocols="null";opts=undefined}var WebSocketConstructor;{WebSocketConstructor=WebSocket}if (Module['websocket']['decorator']) {WebSocketConstructor = Module['websocket']['decorator'](WebSocketConstructor);}ws = new WebSocketConstructor(url,opts);ws.binaryType="arraybuffer"}catch(e){throw new FS.ErrnoError(23)}}var peer={addr:addr,port:port,socket:ws,dgram_send_queue:[]};SOCKFS.websocket_sock_ops.addPeer(sock,peer);SOCKFS.websocket_sock_ops.handlePeerEvents(sock,peer);if(sock.type===2&&typeof sock.sport!="undefined"){peer.dgram_send_queue.push(new Uint8Array([255,255,255,255,"p".charCodeAt(0),"o".charCodeAt(0),"r".charCodeAt(0),"t".charCodeAt(0),(sock.sport&65280)>>8,sock.sport&255]))}return peer},getPeer(sock,addr,port){return sock.peers[addr+":"+port]},addPeer(sock,peer){sock.peers[peer.addr+":"+peer.port]=peer},removePeer(sock,peer){delete sock.peers[peer.addr+":"+peer.port]},handlePeerEvents(sock,peer){var first=true;var handleOpen=function(){Module["websocket"].emit("open",sock.stream.fd);try{var queued=peer.dgram_send_queue.shift();while(queued){peer.socket.send(queued);queued=peer.dgram_send_queue.shift()}}catch(e){peer.socket.close()}};function handleMessage(data){if(typeof data=="string"){var encoder=new TextEncoder;data=encoder.encode(data)}else{assert(data.byteLength!==undefined);if(data.byteLength==0){return}data=new Uint8Array(data)}var wasfirst=first;first=false;if(wasfirst&&data.length===10&&data[0]===255&&data[1]===255&&data[2]===255&&data[3]===255&&data[4]==="p".charCodeAt(0)&&data[5]==="o".charCodeAt(0)&&data[6]==="r".charCodeAt(0)&&data[7]==="t".charCodeAt(0)){var newport=data[8]<<8|data[9];SOCKFS.websocket_sock_ops.removePeer(sock,peer);peer.port=newport;SOCKFS.websocket_sock_ops.addPeer(sock,peer);return}sock.recv_queue.push({addr:peer.addr,port:peer.port,data:data});Module["websocket"].emit("message",sock.stream.fd)}if(ENVIRONMENT_IS_NODE){peer.socket.on("open",handleOpen);peer.socket.on("message",function(data,isBinary){if(!isBinary){return}handleMessage(new Uint8Array(data).buffer)});peer.socket.on("close",function(){Module["websocket"].emit("close",sock.stream.fd)});peer.socket.on("error",function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])})}else{peer.socket.onopen=handleOpen;peer.socket.onclose=function(){Module["websocket"].emit("close",sock.stream.fd)};peer.socket.onmessage=function peer_socket_onmessage(event){handleMessage(event.data)};peer.socket.onerror=function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])}}},poll(sock){if(sock.type===1&&sock.server){return sock.pending.length?64|1:0}var mask=0;var dest=sock.type===1?SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport):null;if(sock.recv_queue.length||!dest||dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=64|1}if(!dest||dest&&dest.socket.readyState===dest.socket.OPEN){mask|=4}if(dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=16}return mask},ioctl(sock,request,arg){switch(request){case 21531:var bytes=0;if(sock.recv_queue.length){bytes=sock.recv_queue[0].data.length}HEAP32[arg>>2]=bytes;return 0;default:return 28}},close(sock){if(sock.server){try{sock.server.close()}catch(e){}sock.server=null}var peers=Object.keys(sock.peers);for(var i=0;i{var socket=SOCKFS.getSocket(fd);if(!socket)throw new FS.ErrnoError(8);return socket};var inetPton4=str=>{var b=str.split(".");for(var i=0;i<4;i++){var tmp=Number(b[i]);if(isNaN(tmp))return null;b[i]=tmp}return(b[0]|b[1]<<8|b[2]<<16|b[3]<<24)>>>0};var jstoi_q=str=>parseInt(str);var inetPton6=str=>{var words;var w,offset,z;var valid6regx=/^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i;var parts=[];if(!valid6regx.test(str)){return null}if(str==="::"){return[0,0,0,0,0,0,0,0]}if(str.startsWith("::")){str=str.replace("::","Z:")}else{str=str.replace("::",":Z:")}if(str.indexOf(".")>0){str=str.replace(new RegExp("[.]","g"),":");words=str.split(":");words[words.length-4]=jstoi_q(words[words.length-4])+jstoi_q(words[words.length-3])*256;words[words.length-3]=jstoi_q(words[words.length-2])+jstoi_q(words[words.length-1])*256;words=words.slice(0,words.length-2)}else{words=str.split(":")}offset=0;z=0;for(w=0;w{switch(family){case 2:addr=inetPton4(addr);zeroMemory(sa,16);if(addrlen){HEAP32[addrlen>>2]=16}HEAP16[sa>>1]=family;HEAP32[sa+4>>2]=addr;HEAP16[sa+2>>1]=_htons(port);break;case 10:addr=inetPton6(addr);zeroMemory(sa,28);if(addrlen){HEAP32[addrlen>>2]=28}HEAP32[sa>>2]=family;HEAP32[sa+8>>2]=addr[0];HEAP32[sa+12>>2]=addr[1];HEAP32[sa+16>>2]=addr[2];HEAP32[sa+20>>2]=addr[3];HEAP16[sa+2>>1]=_htons(port);break;default:return 5}return 0};var DNS={address_map:{id:1,addrs:{},names:{}},lookup_name(name){var res=inetPton4(name);if(res!==null){return name}res=inetPton6(name);if(res!==null){return name}var addr;if(DNS.address_map.addrs[name]){addr=DNS.address_map.addrs[name]}else{var id=DNS.address_map.id++;assert(id<65535,"exceeded max address mappings of 65535");addr="172.29."+(id&255)+"."+(id&65280);DNS.address_map.names[addr]=name;DNS.address_map.addrs[name]=addr}return addr},lookup_addr(addr){if(DNS.address_map.names[addr]){return DNS.address_map.names[addr]}return null}};function ___syscall_accept4(fd,addr,addrlen,flags,d1,d2){try{var sock=getSocketFromFD(fd);var newsock=sock.sock_ops.accept(sock);if(addr){var errno=writeSockaddr(addr,newsock.family,DNS.lookup_name(newsock.daddr),newsock.dport,addrlen)}return newsock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var inetNtop4=addr=>(addr&255)+"."+(addr>>8&255)+"."+(addr>>16&255)+"."+(addr>>24&255);var inetNtop6=ints=>{var str="";var word=0;var longest=0;var lastzero=0;var zstart=0;var len=0;var i=0;var parts=[ints[0]&65535,ints[0]>>16,ints[1]&65535,ints[1]>>16,ints[2]&65535,ints[2]>>16,ints[3]&65535,ints[3]>>16];var hasipv4=true;var v4part="";for(i=0;i<5;i++){if(parts[i]!==0){hasipv4=false;break}}if(hasipv4){v4part=inetNtop4(parts[6]|parts[7]<<16);if(parts[5]===-1){str="::ffff:";str+=v4part;return str}if(parts[5]===0){str="::";if(v4part==="0.0.0.0")v4part="";if(v4part==="0.0.0.1")v4part="1";str+=v4part;return str}}for(word=0;word<8;word++){if(parts[word]===0){if(word-lastzero>1){len=0}lastzero=word;len++}if(len>longest){longest=len;zstart=word-longest+1}}for(word=0;word<8;word++){if(longest>1){if(parts[word]===0&&word>=zstart&&word{var family=HEAP16[sa>>1];var port=_ntohs(HEAPU16[sa+2>>1]);var addr;switch(family){case 2:if(salen!==16){return{errno:28}}addr=HEAP32[sa+4>>2];addr=inetNtop4(addr);break;case 10:if(salen!==28){return{errno:28}}addr=[HEAP32[sa+8>>2],HEAP32[sa+12>>2],HEAP32[sa+16>>2],HEAP32[sa+20>>2]];addr=inetNtop6(addr);break;default:return{errno:5}}return{family:family,addr:addr,port:port}};var getSocketAddress=(addrp,addrlen,allowNull)=>{if(allowNull&&addrp===0)return null;var info=readSockaddr(addrp,addrlen);if(info.errno)throw new FS.ErrnoError(info.errno);info.addr=DNS.lookup_addr(info.addr)||info.addr;return info};function ___syscall_bind(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.bind(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var SYSCALLS={DEFAULT_POLLMASK:5,calculateAt(dirfd,path,allowEmpty){if(PATH.isAbs(path)){return path}var dir;if(dirfd===-100){dir=FS.cwd()}else{var dirstream=SYSCALLS.getStreamFromFD(dirfd);dir=dirstream.path}if(path.length==0){if(!allowEmpty){throw new FS.ErrnoError(44)}return dir}return PATH.join2(dir,path)},doStat(func,path,buf){var stat=func(path);HEAP32[buf>>2]=stat.dev;HEAP32[buf+4>>2]=stat.mode;HEAPU32[buf+8>>2]=stat.nlink;HEAP32[buf+12>>2]=stat.uid;HEAP32[buf+16>>2]=stat.gid;HEAP32[buf+20>>2]=stat.rdev;tempI64=[stat.size>>>0,(tempDouble=stat.size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+24>>2]=tempI64[0],HEAP32[buf+28>>2]=tempI64[1];HEAP32[buf+32>>2]=4096;HEAP32[buf+36>>2]=stat.blocks;var atime=stat.atime.getTime();var mtime=stat.mtime.getTime();var ctime=stat.ctime.getTime();tempI64=[Math.floor(atime/1e3)>>>0,(tempDouble=Math.floor(atime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+40>>2]=tempI64[0],HEAP32[buf+44>>2]=tempI64[1];HEAPU32[buf+48>>2]=atime%1e3*1e3;tempI64=[Math.floor(mtime/1e3)>>>0,(tempDouble=Math.floor(mtime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+56>>2]=tempI64[0],HEAP32[buf+60>>2]=tempI64[1];HEAPU32[buf+64>>2]=mtime%1e3*1e3;tempI64=[Math.floor(ctime/1e3)>>>0,(tempDouble=Math.floor(ctime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+72>>2]=tempI64[0],HEAP32[buf+76>>2]=tempI64[1];HEAPU32[buf+80>>2]=ctime%1e3*1e3;tempI64=[stat.ino>>>0,(tempDouble=stat.ino,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+88>>2]=tempI64[0],HEAP32[buf+92>>2]=tempI64[1];return 0},doMsync(addr,stream,len,flags,offset){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}if(flags&2){return 0}var buffer=HEAPU8.slice(addr,addr+len);FS.msync(stream,buffer,offset,len,flags)},getStreamFromFD(fd){var stream=FS.getStreamChecked(fd);return stream},varargs:undefined,getStr(ptr){var ret=UTF8ToString(ptr);return ret}};function ___syscall_chdir(path){try{path=SYSCALLS.getStr(path);FS.chdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_chmod(path,mode){try{path=SYSCALLS.getStr(path);FS.chmod(path,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_connect(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.connect(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup(fd){try{var old=SYSCALLS.getStreamFromFD(fd);return FS.dupStream(old).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup3(fd,newfd,flags){try{var old=SYSCALLS.getStreamFromFD(fd);if(old.fd===newfd)return-28;var existing=FS.getStream(newfd);if(existing)FS.close(existing);return FS.dupStream(old,newfd).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_faccessat(dirfd,path,amode,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(amode&~7){return-28}var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;if(!node){return-44}var perms="";if(amode&4)perms+="r";if(amode&2)perms+="w";if(amode&1)perms+="x";if(perms&&FS.nodePermissions(node,perms)){return-2}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchmod(fd,mode){try{FS.fchmod(fd,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchown32(fd,owner,group){try{FS.fchown(fd,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchownat(dirfd,path,owner,group,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;flags=flags&~256;path=SYSCALLS.calculateAt(dirfd,path);(nofollow?FS.lchown:FS.chown)(path,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function syscallGetVarargI(){var ret=HEAP32[+SYSCALLS.varargs>>2];SYSCALLS.varargs+=4;return ret}var syscallGetVarargP=syscallGetVarargI;function ___syscall_fcntl64(fd,cmd,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(cmd){case 0:{var arg=syscallGetVarargI();if(arg<0){return-28}while(FS.streams[arg]){arg++}var newStream;newStream=FS.dupStream(stream,arg);return newStream.fd}case 1:case 2:return 0;case 3:return stream.flags;case 4:{var arg=syscallGetVarargI();stream.flags|=arg;return 0}case 12:{var arg=syscallGetVarargP();var offset=0;HEAP16[arg+offset>>1]=2;return 0}case 13:case 14:return 0}return-28}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fstat64(fd,buf){try{var stream=SYSCALLS.getStreamFromFD(fd);return SYSCALLS.doStat(FS.stat,stream.path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var convertI32PairToI53Checked=(lo,hi)=>hi+2097152>>>0<4194305-!!lo?(lo>>>0)+hi*4294967296:NaN;function ___syscall_ftruncate64(fd,length_low,length_high){var length=convertI32PairToI53Checked(length_low,length_high);try{if(isNaN(length))return 61;FS.ftruncate(fd,length);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var stringToUTF8=(str,outPtr,maxBytesToWrite)=>stringToUTF8Array(str,HEAPU8,outPtr,maxBytesToWrite);Module["stringToUTF8"]=stringToUTF8;function ___syscall_getcwd(buf,size){try{if(size===0)return-28;var cwd=FS.cwd();var cwdLengthInBytes=lengthBytesUTF8(cwd)+1;if(size>>0,(tempDouble=id,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos>>2]=tempI64[0],HEAP32[dirp+pos+4>>2]=tempI64[1];tempI64=[(idx+1)*struct_size>>>0,(tempDouble=(idx+1)*struct_size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos+8>>2]=tempI64[0],HEAP32[dirp+pos+12>>2]=tempI64[1];HEAP16[dirp+pos+16>>1]=280;HEAP8[dirp+pos+18]=type;stringToUTF8(name,dirp+pos+19,256);pos+=struct_size;idx+=1}FS.llseek(stream,idx*struct_size,0);return pos}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getpeername(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);if(!sock.daddr){return-53}var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.daddr),sock.dport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockname(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.saddr||"0.0.0.0"),sock.sport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockopt(fd,level,optname,optval,optlen,d1){try{var sock=getSocketFromFD(fd);if(level===1){if(optname===4){HEAP32[optval>>2]=sock.error;HEAP32[optlen>>2]=4;sock.error=null;return 0}}return-50}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_ioctl(fd,op,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(op){case 21509:{if(!stream.tty)return-59;return 0}case 21505:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcgets){var termios=stream.tty.ops.ioctl_tcgets(stream);var argp=syscallGetVarargP();HEAP32[argp>>2]=termios.c_iflag||0;HEAP32[argp+4>>2]=termios.c_oflag||0;HEAP32[argp+8>>2]=termios.c_cflag||0;HEAP32[argp+12>>2]=termios.c_lflag||0;for(var i=0;i<32;i++){HEAP8[argp+i+17]=termios.c_cc[i]||0}return 0}return 0}case 21510:case 21511:case 21512:{if(!stream.tty)return-59;return 0}case 21506:case 21507:case 21508:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcsets){var argp=syscallGetVarargP();var c_iflag=HEAP32[argp>>2];var c_oflag=HEAP32[argp+4>>2];var c_cflag=HEAP32[argp+8>>2];var c_lflag=HEAP32[argp+12>>2];var c_cc=[];for(var i=0;i<32;i++){c_cc.push(HEAP8[argp+i+17])}return stream.tty.ops.ioctl_tcsets(stream.tty,op,{c_iflag:c_iflag,c_oflag:c_oflag,c_cflag:c_cflag,c_lflag:c_lflag,c_cc:c_cc})}return 0}case 21519:{if(!stream.tty)return-59;var argp=syscallGetVarargP();HEAP32[argp>>2]=0;return 0}case 21520:{if(!stream.tty)return-59;return-28}case 21531:{var argp=syscallGetVarargP();return FS.ioctl(stream,op,argp)}case 21523:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tiocgwinsz){var winsize=stream.tty.ops.ioctl_tiocgwinsz(stream.tty);var argp=syscallGetVarargP();HEAP16[argp>>1]=winsize[0];HEAP16[argp+2>>1]=winsize[1]}return 0}case 21524:{if(!stream.tty)return-59;return 0}case 21515:{if(!stream.tty)return-59;return 0}default:return-28}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_listen(fd,backlog){try{var sock=getSocketFromFD(fd);sock.sock_ops.listen(sock,backlog);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_lstat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.lstat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_mkdirat(dirfd,path,mode){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);path=PATH.normalize(path);if(path[path.length-1]==="/")path=path.substr(0,path.length-1);FS.mkdir(path,mode,0);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_newfstatat(dirfd,path,buf,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;var allowEmpty=flags&4096;flags=flags&~6400;path=SYSCALLS.calculateAt(dirfd,path,allowEmpty);return SYSCALLS.doStat(nofollow?FS.lstat:FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_openat(dirfd,path,flags,varargs){SYSCALLS.varargs=varargs;try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);var mode=varargs?syscallGetVarargI():0;return FS.open(path,flags,mode).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var PIPEFS={BUCKET_BUFFER_SIZE:8192,mount(mount){return FS.createNode(null,"/",16384|511,0)},createPipe(){var pipe={buckets:[],refcnt:2};pipe.buckets.push({buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:0,roffset:0});var rName=PIPEFS.nextname();var wName=PIPEFS.nextname();var rNode=FS.createNode(PIPEFS.root,rName,4096,0);var wNode=FS.createNode(PIPEFS.root,wName,4096,0);rNode.pipe=pipe;wNode.pipe=pipe;var readableStream=FS.createStream({path:rName,node:rNode,flags:0,seekable:false,stream_ops:PIPEFS.stream_ops});rNode.stream=readableStream;var writableStream=FS.createStream({path:wName,node:wNode,flags:1,seekable:false,stream_ops:PIPEFS.stream_ops});wNode.stream=writableStream;return{readable_fd:readableStream.fd,writable_fd:writableStream.fd}},stream_ops:{poll(stream){var pipe=stream.node.pipe;if((stream.flags&2097155)===1){return 256|4}if(pipe.buckets.length>0){for(var i=0;i0){return 64|1}}}return 0},ioctl(stream,request,varargs){return 28},fsync(stream){return 28},read(stream,buffer,offset,length,position){var pipe=stream.node.pipe;var currentLength=0;for(var i=0;i=dataLen){currBucket.buffer.set(data,currBucket.offset);currBucket.offset+=dataLen;return dataLen}else if(freeBytesInCurrBuffer>0){currBucket.buffer.set(data.subarray(0,freeBytesInCurrBuffer),currBucket.offset);currBucket.offset+=freeBytesInCurrBuffer;data=data.subarray(freeBytesInCurrBuffer,data.byteLength)}var numBuckets=data.byteLength/PIPEFS.BUCKET_BUFFER_SIZE|0;var remElements=data.byteLength%PIPEFS.BUCKET_BUFFER_SIZE;for(var i=0;i0){var newBucket={buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:data.byteLength,roffset:0};pipe.buckets.push(newBucket);newBucket.buffer.set(data)}return dataLen},close(stream){var pipe=stream.node.pipe;pipe.refcnt--;if(pipe.refcnt===0){pipe.buckets=null}}},nextname(){if(!PIPEFS.nextname.current){PIPEFS.nextname.current=0}return"pipe["+PIPEFS.nextname.current+++"]"}};function ___syscall_pipe(fdPtr){try{if(fdPtr==0){throw new FS.ErrnoError(21)}var res=PIPEFS.createPipe();HEAP32[fdPtr>>2]=res.readable_fd;HEAP32[fdPtr+4>>2]=res.writable_fd;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_poll(fds,nfds,timeout){try{var nonzero=0;for(var i=0;i>2];var events=HEAP16[pollfd+4>>1];var mask=32;var stream=FS.getStream(fd);if(stream){mask=SYSCALLS.DEFAULT_POLLMASK;if (stream.stream_ops?.poll){mask=stream.stream_ops.poll(stream,-1)}}mask&=events|8|16;if(mask)nonzero++;HEAP16[pollfd+6>>1]=mask}return nonzero}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_readlinkat(dirfd,path,buf,bufsize){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(bufsize<=0)return-28;var ret=FS.readlink(path);var len=Math.min(bufsize,lengthBytesUTF8(ret));var endChar=HEAP8[buf+len];stringToUTF8(ret,buf,bufsize+1);HEAP8[buf+len]=endChar;return len}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_recvfrom(fd,buf,len,flags,addr,addrlen){try{var sock=getSocketFromFD(fd);var msg=sock.sock_ops.recvmsg(sock, len, typeof flags !== "undefined" ? flags : 0);if(!msg)return 0;if(addr){var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(msg.addr),msg.port,addrlen)}HEAPU8.set(msg.buffer,buf);return msg.buffer.byteLength}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_renameat(olddirfd,oldpath,newdirfd,newpath){try{oldpath=SYSCALLS.getStr(oldpath);newpath=SYSCALLS.getStr(newpath);oldpath=SYSCALLS.calculateAt(olddirfd,oldpath);newpath=SYSCALLS.calculateAt(newdirfd,newpath);FS.rename(oldpath,newpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_rmdir(path){try{path=SYSCALLS.getStr(path);FS.rmdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_sendto(fd,message,length,flags,addr,addr_len){try{var sock=getSocketFromFD(fd);var dest=getSocketAddress(addr,addr_len,true);if(!dest){return FS.write(sock.stream,HEAP8,message,length)}return sock.sock_ops.sendmsg(sock,HEAP8,message,length,dest.addr,dest.port)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_socket(domain,type,protocol){try{var sock=SOCKFS.createSocket(domain,type,protocol);return sock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_stat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_statfs64(path,size,buf){try{path=SYSCALLS.getStr(path);HEAP32[buf+4>>2]=4096;HEAP32[buf+40>>2]=4096;HEAP32[buf+8>>2]=1e6;HEAP32[buf+12>>2]=5e5;HEAP32[buf+16>>2]=5e5;HEAP32[buf+20>>2]=FS.nextInode;HEAP32[buf+24>>2]=1e6;HEAP32[buf+28>>2]=42;HEAP32[buf+44>>2]=2;HEAP32[buf+36>>2]=255;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_symlink(target,linkpath){try{target=SYSCALLS.getStr(target);linkpath=SYSCALLS.getStr(linkpath);FS.symlink(target,linkpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_unlinkat(dirfd,path,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(flags===0){FS.unlink(path)}else if(flags===512){FS.rmdir(path)}else{abort("Invalid flags passed to unlinkat")}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var readI53FromI64=ptr=>HEAPU32[ptr>>2]+HEAP32[ptr+4>>2]*4294967296;function ___syscall_utimensat(dirfd,path,times,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path,true);if(!times){var atime=Date.now();var mtime=atime}else{var seconds=readI53FromI64(times);var nanoseconds=HEAP32[times+8>>2];atime=seconds*1e3+nanoseconds/(1e3*1e3);times+=16;seconds=readI53FromI64(times);nanoseconds=HEAP32[times+8>>2];mtime=seconds*1e3+nanoseconds/(1e3*1e3)}FS.utime(path,atime,mtime);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var __abort_js=()=>{abort("")};var nowIsMonotonic=1;var __emscripten_get_now_is_monotonic=()=>nowIsMonotonic;var __emscripten_lookup_name=name=>{var nameString=UTF8ToString(name);return inetPton4(DNS.lookup_name(nameString))};var __emscripten_memcpy_js=(dest,src,num)=>HEAPU8.copyWithin(dest,src,src+num);var __emscripten_runtime_keepalive_clear=()=>{noExitRuntime=false;runtimeKeepaliveCounter=0};var __emscripten_throw_longjmp=()=>{throw Infinity};function __gmtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getUTCSeconds();HEAP32[tmPtr+4>>2]=date.getUTCMinutes();HEAP32[tmPtr+8>>2]=date.getUTCHours();HEAP32[tmPtr+12>>2]=date.getUTCDate();HEAP32[tmPtr+16>>2]=date.getUTCMonth();HEAP32[tmPtr+20>>2]=date.getUTCFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getUTCDay();var start=Date.UTC(date.getUTCFullYear(),0,1,0,0,0,0);var yday=(date.getTime()-start)/(1e3*60*60*24)|0;HEAP32[tmPtr+28>>2]=yday}var isLeapYear=year=>year%4===0&&(year%100!==0||year%400===0);var MONTH_DAYS_LEAP_CUMULATIVE=[0,31,60,91,121,152,182,213,244,274,305,335];var MONTH_DAYS_REGULAR_CUMULATIVE=[0,31,59,90,120,151,181,212,243,273,304,334];var ydayFromDate=date=>{var leap=isLeapYear(date.getFullYear());var monthDaysCumulative=leap?MONTH_DAYS_LEAP_CUMULATIVE:MONTH_DAYS_REGULAR_CUMULATIVE;var yday=monthDaysCumulative[date.getMonth()]+date.getDate()-1;return yday};function __localtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr+36>>2]=-(date.getTimezoneOffset()*60);var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dst=(summerOffset!=winterOffset&&date.getTimezoneOffset()==Math.min(winterOffset,summerOffset))|0;HEAP32[tmPtr+32>>2]=dst}var setTempRet0=val=>__emscripten_tempret_set(val);var __mktime_js=function(tmPtr){var ret=(()=>{var date=new Date(HEAP32[tmPtr+20>>2]+1900,HEAP32[tmPtr+16>>2],HEAP32[tmPtr+12>>2],HEAP32[tmPtr+8>>2],HEAP32[tmPtr+4>>2],HEAP32[tmPtr>>2],0);var dst=HEAP32[tmPtr+32>>2];var guessedOffset=date.getTimezoneOffset();var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dstOffset=Math.min(winterOffset,summerOffset);if(dst<0){HEAP32[tmPtr+32>>2]=Number(summerOffset!=winterOffset&&dstOffset==guessedOffset)}else if(dst>0!=(dstOffset==guessedOffset)){var nonDstOffset=Math.max(winterOffset,summerOffset);var trueOffset=dst>0?dstOffset:nonDstOffset;date.setTime(date.getTime()+(trueOffset-guessedOffset)*6e4)}HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getYear();var timeMs=date.getTime();if(isNaN(timeMs)){return-1}return timeMs/1e3})();return setTempRet0((tempDouble=ret,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)),ret>>>0};function __mmap_js(len,prot,flags,fd,offset_low,offset_high,allocated,addr){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);var res=FS.mmap(stream,len,offset,prot,flags);var ptr=res.ptr;HEAP32[allocated>>2]=res.allocated;HEAPU32[addr>>2]=ptr;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function __munmap_js(addr,len,prot,flags,fd,offset_low,offset_high){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{var stream=SYSCALLS.getStreamFromFD(fd);if(prot&2){SYSCALLS.doMsync(addr,stream,len,flags,offset)}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var timers={};var handleException=e=>{if(e instanceof ExitStatus||e=="unwind"){return EXITSTATUS}quit_(1,e)};var runtimeKeepaliveCounter=0;var keepRuntimeAlive=()=>noExitRuntime||runtimeKeepaliveCounter>0;var _proc_exit=code=>{EXITSTATUS=code;if(!keepRuntimeAlive()){Module["onExit"]?.(code);ABORT=true}quit_(code,new ExitStatus(code))};var exitJS=(status,implicit)=>{EXITSTATUS=status;if(!keepRuntimeAlive()){exitRuntime()}_proc_exit(status)};var _exit=exitJS;Module["_exit"]=_exit;var maybeExit=()=>{if(runtimeExited){return}if(!keepRuntimeAlive()){try{_exit(EXITSTATUS)}catch(e){handleException(e)}}};var callUserCallback=func=>{if(runtimeExited||ABORT){return}try{func();maybeExit()}catch(e){handleException(e)}};var _emscripten_get_now;_emscripten_get_now=()=>performance.now();var __setitimer_js=(which,timeout_ms)=>{if(timers[which]){clearTimeout(timers[which].id);delete timers[which]}if(!timeout_ms)return 0;var id=setTimeout(()=>{delete timers[which];callUserCallback(()=>__emscripten_timeout(which,_emscripten_get_now()))},timeout_ms);timers[which]={id:id,timeout_ms:timeout_ms};return 0};var __tzset_js=(timezone,daylight,std_name,dst_name)=>{var currentYear=(new Date).getFullYear();var winter=new Date(currentYear,0,1);var summer=new Date(currentYear,6,1);var winterOffset=winter.getTimezoneOffset();var summerOffset=summer.getTimezoneOffset();var stdTimezoneOffset=Math.max(winterOffset,summerOffset);HEAPU32[timezone>>2]=stdTimezoneOffset*60;HEAP32[daylight>>2]=Number(winterOffset!=summerOffset);var extractZone=date=>date.toLocaleTimeString(undefined,{hour12:false,timeZoneName:"short"}).split(" ")[1];var winterName=extractZone(winter);var summerName=extractZone(summer);if(summerOffsetDate.now();var getHeapMax=()=>2147483648;var _emscripten_get_heap_max=()=>getHeapMax();var growMemory=size=>{var b=wasmMemory.buffer;var pages=(size-b.byteLength+65535)/65536;try{wasmMemory.grow(pages);updateMemoryViews();return 1}catch(e){}};var _emscripten_resize_heap=requestedSize=>{var oldSize=HEAPU8.length;requestedSize>>>=0;var maxHeapSize=getHeapMax();if(requestedSize>maxHeapSize){return false}var alignUp=(x,multiple)=>x+(multiple-x%multiple)%multiple;for(var cutDown=1;cutDown<=4;cutDown*=2){var overGrownHeapSize=oldSize*(1+.2/cutDown);overGrownHeapSize=Math.min(overGrownHeapSize,requestedSize+100663296);var newSize=Math.min(maxHeapSize,alignUp(Math.max(requestedSize,overGrownHeapSize),65536));var replacement=growMemory(newSize);if(replacement){return true}}return false};var runtimeKeepalivePush=()=>{runtimeKeepaliveCounter+=1};var runtimeKeepalivePop=()=>{runtimeKeepaliveCounter-=1};var safeSetTimeout=(func,timeout)=>{runtimeKeepalivePush();return setTimeout(()=>{runtimeKeepalivePop();callUserCallback(func)},timeout)};var _emscripten_sleep=ms=>Asyncify.handleSleep(wakeUp=>safeSetTimeout(wakeUp,ms));Module["_emscripten_sleep"]=_emscripten_sleep;_emscripten_sleep.isAsync=true;var ENV = PHPLoader.ENV || {};var getExecutableName=()=>thisProgram||"./this.program";var getEnvStrings=()=>{if(!getEnvStrings.strings){var lang=(typeof navigator=="object"&&navigator.languages&&navigator.languages[0]||"C").replace("-","_")+".UTF-8";var env={USER:"web_user",LOGNAME:"web_user",PATH:"/",PWD:"/",HOME:"/home/web_user",LANG:lang,_:getExecutableName()};for(var x in ENV){if(ENV[x]===undefined)delete env[x];else env[x]=ENV[x]}var strings=[];for(var x in env){strings.push(`${x}=${env[x]}`)}getEnvStrings.strings=strings}return getEnvStrings.strings};var stringToAscii=(str,buffer)=>{for(var i=0;i{var bufSize=0;getEnvStrings().forEach((string,i)=>{var ptr=environ_buf+bufSize;HEAPU32[__environ+i*4>>2]=ptr;stringToAscii(string,ptr);bufSize+=string.length+1});return 0};var _environ_sizes_get=(penviron_count,penviron_buf_size)=>{var strings=getEnvStrings();HEAPU32[penviron_count>>2]=strings.length;var bufSize=0;strings.forEach(string=>bufSize+=string.length+1);HEAPU32[penviron_buf_size>>2]=bufSize;return 0};function _fd_close(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);FS.close(stream);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_fdstat_get(fd,pbuf){try{var rightsBase=0;var rightsInheriting=0;var flags=0;{var stream=SYSCALLS.getStreamFromFD(fd);var type=stream.tty?2:FS.isDir(stream.mode)?3:FS.isLink(stream.mode)?7:4}HEAP8[pbuf]=type;HEAP16[pbuf+2>>1]=flags;tempI64=[rightsBase>>>0,(tempDouble=rightsBase,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+8>>2]=tempI64[0],HEAP32[pbuf+12>>2]=tempI64[1];tempI64=[rightsInheriting>>>0,(tempDouble=rightsInheriting,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+16>>2]=tempI64[0],HEAP32[pbuf+20>>2]=tempI64[1];return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var doReadv=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.read(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(curr>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_seek(fd,offset_low,offset_high,whence,newOffset){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);FS.llseek(stream,offset,whence);tempI64=[stream.position>>>0,(tempDouble=stream.position,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[newOffset>>2]=tempI64[0],HEAP32[newOffset+4>>2]=tempI64[1];if(stream.getdents&&offset===0&&whence===0)stream.getdents=null;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var _fd_sync=function(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);return Asyncify.handleSleep(wakeUp=>{var mount=stream.node.mount;if(!mount.type.syncfs){wakeUp(0);return}mount.type.syncfs(mount,false,err=>{if(err){wakeUp(29);return}wakeUp(0)})})}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}};_fd_sync.isAsync=true;var doWritev=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.write(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(typeof offset!="undefined"){offset+=curr}}return ret};function _fd_write(fd,iov,iovcnt,pnum){try{var stream=SYSCALLS.getStreamFromFD(fd);var num=doWritev(stream,iov,iovcnt);HEAPU32[pnum>>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var _getaddrinfo=(node,service,hint,out)=>{var addr=0;var port=0;var flags=0;var family=0;var type=0;var proto=0;var ai;function allocaddrinfo(family,type,proto,canon,addr,port){var sa,salen,ai;var errno;salen=family===10?28:16;addr=family===10?inetNtop6(addr):inetNtop4(addr);sa=_malloc(salen);errno=writeSockaddr(sa,family,addr,port);assert(!errno);ai=_malloc(32);HEAP32[ai+4>>2]=family;HEAP32[ai+8>>2]=type;HEAP32[ai+12>>2]=proto;HEAPU32[ai+24>>2]=canon;HEAPU32[ai+20>>2]=sa;if(family===10){HEAP32[ai+16>>2]=28}else{HEAP32[ai+16>>2]=16}HEAP32[ai+28>>2]=0;return ai}if(hint){flags=HEAP32[hint>>2];family=HEAP32[hint+4>>2];type=HEAP32[hint+8>>2];proto=HEAP32[hint+12>>2]}if(type&&!proto){proto=type===2?17:6}if(!type&&proto){type=proto===17?2:1}if(proto===0){proto=6}if(type===0){type=1}if(!node&&!service){return-2}if(flags&~(1|2|4|1024|8|16|32)){return-1}if(hint!==0&&HEAP32[hint>>2]&2&&!node){return-1}if(flags&32){return-2}if(type!==0&&type!==1&&type!==2){return-7}if(family!==0&&family!==2&&family!==10){return-6}if(service){service=UTF8ToString(service);port=parseInt(service,10);if(isNaN(port)){if(flags&1024){return-2}return-8}}if(!node){if(family===0){family=2}if((flags&1)===0){if(family===2){addr=_htonl(2130706433)}else{addr=[0,0,0,1]}}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0}node=UTF8ToString(node);addr=inetPton4(node);if(addr!==null){if(family===0||family===2){family=2}else if(family===10&&flags&8){addr=[0,0,_htonl(65535),addr];family=10}else{return-2}}else{addr=inetPton6(node);if(addr!==null){if(family===0||family===10){family=10}else{return-2}}}if(addr!=null){ai=allocaddrinfo(family,type,proto,node,addr,port);HEAPU32[out>>2]=ai;return 0}if(flags&4){return-2}node=DNS.lookup_name(node);addr=inetPton4(node);if(family===0){family=2}else if(family===10){addr=[0,0,_htonl(65535),addr]}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0};var _getnameinfo=(sa,salen,node,nodelen,serv,servlen,flags)=>{var info=readSockaddr(sa,salen);if(info.errno){return-6}var port=info.port;var addr=info.addr;var overflowed=false;if(node&&nodelen){var lookup;if(flags&1||!(lookup=DNS.lookup_addr(addr))){if(flags&8){return-2}}else{addr=lookup}var numBytesWrittenExclNull=stringToUTF8(addr,node,nodelen);if(numBytesWrittenExclNull+1>=nodelen){overflowed=true}}if(serv&&servlen){port=""+port;var numBytesWrittenExclNull=stringToUTF8(port,serv,servlen);if(numBytesWrittenExclNull+1>=servlen){overflowed=true}}if(overflowed){return-12}return 0};var Protocols={list:[],map:{}};var _setprotoent=stayopen=>{function allocprotoent(name,proto,aliases){var nameBuf=_malloc(name.length+1);stringToAscii(name,nameBuf);var j=0;var length=aliases.length;var aliasListBuf=_malloc((length+1)*4);for(var i=0;i>2]=aliasBuf}HEAPU32[aliasListBuf+j>>2]=0;var pe=_malloc(12);HEAPU32[pe>>2]=nameBuf;HEAPU32[pe+4>>2]=aliasListBuf;HEAP32[pe+8>>2]=proto;return pe}var list=Protocols.list;var map=Protocols.map;if(list.length===0){var entry=allocprotoent("tcp",6,["TCP"]);list.push(entry);map["tcp"]=map["6"]=entry;entry=allocprotoent("udp",17,["UDP"]);list.push(entry);map["udp"]=map["17"]=entry}_setprotoent.index=0};var _getprotobyname=name=>{name=UTF8ToString(name);_setprotoent(true);var result=Protocols.map[name];return result};var _getprotobynumber=number=>{_setprotoent(true);var result=Protocols.map[number];return result};var stackAlloc=sz=>__emscripten_stack_alloc(sz);var stringToUTF8OnStack=str=>{var size=lengthBytesUTF8(str)+1;var ret=stackAlloc(size);stringToUTF8(str,ret,size);return ret};var allocateUTF8OnStack=stringToUTF8OnStack;var PHPWASM={init:function(){FS.mkdir("/internal");FS.mkdir("/internal/shared");FS.mkdir("/internal/shared/preload");PHPWASM.EventEmitter=ENVIRONMENT_IS_NODE?require("events").EventEmitter:class EventEmitter{constructor(){this.listeners={}}emit(eventName,data){if(this.listeners[eventName]){this.listeners[eventName].forEach(callback=>{callback(data)})}}once(eventName,callback){const self=this;function removedCallback(){callback(...arguments);self.removeListener(eventName,removedCallback)}this.on(eventName,removedCallback)}removeAllListeners(eventName){if(eventName){delete this.listeners[eventName]}else{this.listeners={}}}removeListener(eventName,callback){if(this.listeners[eventName]){const idx=this.listeners[eventName].indexOf(callback);if(idx!==-1){this.listeners[eventName].splice(idx,1)}}}};PHPWASM.child_proc_by_fd={};PHPWASM.child_proc_by_pid={};PHPWASM.input_devices={}},getAllWebSockets:function(sock){const webSockets=new Set;if(sock.server){sock.server.clients.forEach(ws=>{webSockets.add(ws)})}for(const peer of PHPWASM.getAllPeers(sock)){webSockets.add(peer.socket)}return Array.from(webSockets)},getAllPeers:function(sock){const peers=new Set;if(sock.server){sock.pending.filter(pending=>pending.peers).forEach(pending=>{for(const peer of Object.values(pending.peers)){peers.add(peer)}})}if(sock.peers){for(const peer of Object.values(sock.peers)){peers.add(peer)}}return Array.from(peers)},awaitData:function(ws){return PHPWASM.awaitEvent(ws,"message")},awaitConnection:function(ws){if(ws.OPEN===ws.readyState){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"open")},awaitClose:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"close")},awaitError:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"error")},awaitEvent:function(ws,event){let resolve;const listener=()=>{resolve()};const promise=new Promise(function(_resolve){resolve=_resolve;ws.once(event,listener)});const cancel=()=>{ws.removeListener(event,listener);setTimeout(resolve)};return[promise,cancel]},noop:function(){},spawnProcess:function(command,args,options){if(Module["spawnProcess"]){const spawnedPromise=Module["spawnProcess"](command,args,options);return Promise.resolve(spawnedPromise).then(function(spawned){if(!spawned||!spawned.on){throw new Error("spawnProcess() must return an EventEmitter but returned a different type.")}return spawned})}if(ENVIRONMENT_IS_NODE){return require("child_process").spawn(command,args,{...options,shell:true,stdio:["pipe","pipe","pipe"],timeout:100})}const e=new Error("popen(), proc_open() etc. are unsupported in the browser. Call php.setSpawnHandler() "+"and provide a callback to handle spawning processes, or disable a popen(), proc_open() "+"and similar functions via php.ini.");e.code="SPAWN_UNSUPPORTED";throw e},shutdownSocket:function(socketd,how){const sock=getSocketFromFD(socketd);const peer=Object.values(sock.peers)[0];if(!peer){return-1}try{peer.socket.close();SOCKFS.websocket_sock_ops.removePeer(sock,peer);return 0}catch(e){console.log("Socket shutdown error",e);return-1}}};function _js_create_input_device(deviceId){let dataBuffer=[];let dataCallback;const filename="proc_id_"+deviceId;const device=FS.createDevice("/dev",filename,function(){},function(byte){try{dataBuffer.push(byte);if(dataCallback){dataCallback(new Uint8Array(dataBuffer));dataBuffer=[]}}catch(e){console.error(e);throw e}});const devicePath="/dev/"+filename;PHPWASM.input_devices[deviceId]={devicePath:devicePath,onData:function(cb){dataCallback=cb;dataBuffer.forEach(function(data){cb(data)});dataBuffer.length=0}};return allocateUTF8OnStack(devicePath)}function _js_open_process(command,argsPtr,argsLength,descriptorsPtr,descriptorsLength,cwdPtr,cwdLength,envPtr,envLength){if(!command){return 1}const cmdstr=UTF8ToString(command);if(!cmdstr.length){return 0}let argsArray=[];if(argsLength){for(var i=0;i>2]))}}const cwdstr=cwdPtr?UTF8ToString(cwdPtr):null;let envObject=null;if(envLength){envObject={};for(var i=0;i>2]);const splitAt=envEntry.indexOf("=");if(splitAt===-1){continue}const key=envEntry.substring(0,splitAt);const value=envEntry.substring(splitAt+1);envObject[key]=value}}var std={};for(var i=0;i>2];std[HEAPU32[descriptorPtr>>2]]={child:HEAPU32[descriptorPtr+4>>2],parent:HEAPU32[descriptorPtr+8>>2]}}return Asyncify.handleSleep(async wakeUp=>{let cp;try{const options={};if(cwdstr!==null){options.cwd=cwdstr}if(envObject!==null){options.env=envObject}cp=PHPWASM.spawnProcess(cmdstr,argsArray,options);if(cp instanceof Promise){cp=await cp}}catch(e){if(e.code==="SPAWN_UNSUPPORTED"){wakeUp(1);return}console.error(e);wakeUp(1);throw e}const ProcInfo={pid:cp.pid,exited:false,stdinFd:std[0]?.child,stdinIsDevice:std[0]?.child in PHPWASM.input_devices,stdoutChildFd:std[1]?.child,stdoutParentFd:std[1]?.parent,stderrChildFd:std[2]?.child,stderrParentFd:std[2]?.parent,stdout:new PHPWASM.EventEmitter,stderr:new PHPWASM.EventEmitter};if(ProcInfo.stdoutChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutChildFd]=ProcInfo;if(ProcInfo.stderrChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrChildFd]=ProcInfo;if(ProcInfo.stdoutParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutParentFd]=ProcInfo;if(ProcInfo.stderrParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrParentFd]=ProcInfo;PHPWASM.child_proc_by_pid[ProcInfo.pid]=ProcInfo;cp.on("exit",function(code){ProcInfo.exitCode=code;ProcInfo.exited=true;ProcInfo.stdout.emit("data");ProcInfo.stderr.emit("data")});if(ProcInfo.stdoutChildFd){const stdoutStream=SYSCALLS.getStreamFromFD(ProcInfo.stdoutChildFd);let stdoutAt=0;cp.stdout.on("data",function(data){ProcInfo.stdout.emit("data",data);stdoutStream.stream_ops.write(stdoutStream,data,0,data.length,stdoutAt);stdoutAt+=data.length})}if(ProcInfo.stderrChildFd){const stderrStream=SYSCALLS.getStreamFromFD(ProcInfo.stderrChildFd);let stderrAt=0;cp.stderr.on("data",function(data){ProcInfo.stderr.emit("data",data);stderrStream.stream_ops.write(stderrStream,data,0,data.length,stderrAt);stderrAt+=data.length})}try{await new Promise((resolve,reject)=>{cp.on("spawn",resolve);cp.on("error",reject)})}catch(e){console.error(e);wakeUp(1);return}if(ProcInfo.stdinIsDevice){PHPWASM.input_devices[ProcInfo.stdinFd].onData(function(data){if(!data)return;if(typeof data==="number"){data=new Uint8Array([data])}const dataStr=new TextDecoder("utf-8").decode(data);cp.stdin.write(dataStr)});wakeUp(ProcInfo.pid);return}if(ProcInfo.stdinFd){const stdinStream=SYSCALLS.getStreamFromFD(ProcInfo.stdinFd);if(stdinStream.node){const CHUNK_SIZE=1024;const buffer=new Uint8Array(CHUNK_SIZE);let offset=0;while(true){const bytesRead=stdinStream.stream_ops.read(stdinStream,buffer,0,CHUNK_SIZE,offset);if(bytesRead===null||bytesRead===0){break}try{cp.stdin.write(buffer.subarray(0,bytesRead))}catch(e){console.error(e);return 1}if(bytesRead>2]=PHPWASM.child_proc_by_pid[pid].exitCode;return 1}return 0}function _js_waitpid(pid,exitCodePtr){if(!PHPWASM.child_proc_by_pid[pid]){return-1}return Asyncify.handleSleep(wakeUp=>{const poll=function(){if(PHPWASM.child_proc_by_pid[pid]?.exited){HEAPU32[exitCodePtr>>2]=PHPWASM.child_proc_by_pid[pid].exitCode;wakeUp(pid)}else{setTimeout(poll,50)}};poll()})}var arraySum=(array,index)=>{var sum=0;for(var i=0;i<=index;sum+=array[i++]){}return sum};var MONTH_DAYS_LEAP=[31,29,31,30,31,30,31,31,30,31,30,31];var MONTH_DAYS_REGULAR=[31,28,31,30,31,30,31,31,30,31,30,31];var addDays=(date,days)=>{var newDate=new Date(date.getTime());while(days>0){var leap=isLeapYear(newDate.getFullYear());var currentMonth=newDate.getMonth();var daysInCurrentMonth=(leap?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR)[currentMonth];if(days>daysInCurrentMonth-newDate.getDate()){days-=daysInCurrentMonth-newDate.getDate()+1;newDate.setDate(1);if(currentMonth<11){newDate.setMonth(currentMonth+1)}else{newDate.setMonth(0);newDate.setFullYear(newDate.getFullYear()+1)}}else{newDate.setDate(newDate.getDate()+days);return newDate}}return newDate};var writeArrayToMemory=(array,buffer)=>{HEAP8.set(array,buffer)};var _strftime=(s,maxsize,format,tm)=>{var tm_zone=HEAPU32[tm+40>>2];var date={tm_sec:HEAP32[tm>>2],tm_min:HEAP32[tm+4>>2],tm_hour:HEAP32[tm+8>>2],tm_mday:HEAP32[tm+12>>2],tm_mon:HEAP32[tm+16>>2],tm_year:HEAP32[tm+20>>2],tm_wday:HEAP32[tm+24>>2],tm_yday:HEAP32[tm+28>>2],tm_isdst:HEAP32[tm+32>>2],tm_gmtoff:HEAP32[tm+36>>2],tm_zone:tm_zone?UTF8ToString(tm_zone):""};var pattern=UTF8ToString(format);var EXPANSION_RULES_1={"%c":"%a %b %d %H:%M:%S %Y","%D":"%m/%d/%y","%F":"%Y-%m-%d","%h":"%b","%r":"%I:%M:%S %p","%R":"%H:%M","%T":"%H:%M:%S","%x":"%m/%d/%y","%X":"%H:%M:%S","%Ec":"%c","%EC":"%C","%Ex":"%m/%d/%y","%EX":"%H:%M:%S","%Ey":"%y","%EY":"%Y","%Od":"%d","%Oe":"%e","%OH":"%H","%OI":"%I","%Om":"%m","%OM":"%M","%OS":"%S","%Ou":"%u","%OU":"%U","%OV":"%V","%Ow":"%w","%OW":"%W","%Oy":"%y"};for(var rule in EXPANSION_RULES_1){pattern=pattern.replace(new RegExp(rule,"g"),EXPANSION_RULES_1[rule])}var WEEKDAYS=["Sunday","Monday","Tuesday","Wednesday","Thursday","Friday","Saturday"];var MONTHS=["January","February","March","April","May","June","July","August","September","October","November","December"];function leadingSomething(value,digits,character){var str=typeof value=="number"?value.toString():value||"";while(str.length0?1:0}var compare;if((compare=sgn(date1.getFullYear()-date2.getFullYear()))===0){if((compare=sgn(date1.getMonth()-date2.getMonth()))===0){compare=sgn(date1.getDate()-date2.getDate())}}return compare}function getFirstWeekStartDate(janFourth){switch(janFourth.getDay()){case 0:return new Date(janFourth.getFullYear()-1,11,29);case 1:return janFourth;case 2:return new Date(janFourth.getFullYear(),0,3);case 3:return new Date(janFourth.getFullYear(),0,2);case 4:return new Date(janFourth.getFullYear(),0,1);case 5:return new Date(janFourth.getFullYear()-1,11,31);case 6:return new Date(janFourth.getFullYear()-1,11,30)}}function getWeekBasedYear(date){var thisDate=addDays(new Date(date.tm_year+1900,0,1),date.tm_yday);var janFourthThisYear=new Date(thisDate.getFullYear(),0,4);var janFourthNextYear=new Date(thisDate.getFullYear()+1,0,4);var firstWeekStartThisYear=getFirstWeekStartDate(janFourthThisYear);var firstWeekStartNextYear=getFirstWeekStartDate(janFourthNextYear);if(compareByDay(firstWeekStartThisYear,thisDate)<=0){if(compareByDay(firstWeekStartNextYear,thisDate)<=0){return thisDate.getFullYear()+1}return thisDate.getFullYear()}return thisDate.getFullYear()-1}var EXPANSION_RULES_2={"%a":date=>WEEKDAYS[date.tm_wday].substring(0,3),"%A":date=>WEEKDAYS[date.tm_wday],"%b":date=>MONTHS[date.tm_mon].substring(0,3),"%B":date=>MONTHS[date.tm_mon],"%C":date=>{var year=date.tm_year+1900;return leadingNulls(year/100|0,2)},"%d":date=>leadingNulls(date.tm_mday,2),"%e":date=>leadingSomething(date.tm_mday,2," "),"%g":date=>getWeekBasedYear(date).toString().substring(2),"%G":getWeekBasedYear,"%H":date=>leadingNulls(date.tm_hour,2),"%I":date=>{var twelveHour=date.tm_hour;if(twelveHour==0)twelveHour=12;else if(twelveHour>12)twelveHour-=12;return leadingNulls(twelveHour,2)},"%j":date=>leadingNulls(date.tm_mday+arraySum(isLeapYear(date.tm_year+1900)?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,date.tm_mon-1),3),"%m":date=>leadingNulls(date.tm_mon+1,2),"%M":date=>leadingNulls(date.tm_min,2),"%n":()=>"\n","%p":date=>{if(date.tm_hour>=0&&date.tm_hour<12){return"AM"}return"PM"},"%S":date=>leadingNulls(date.tm_sec,2),"%t":()=>"\t","%u":date=>date.tm_wday||7,"%U":date=>{var days=date.tm_yday+7-date.tm_wday;return leadingNulls(Math.floor(days/7),2)},"%V":date=>{var val=Math.floor((date.tm_yday+7-(date.tm_wday+6)%7)/7);if((date.tm_wday+371-date.tm_yday-2)%7<=2){val++}if(!val){val=52;var dec31=(date.tm_wday+7-date.tm_yday-1)%7;if(dec31==4||dec31==5&&isLeapYear(date.tm_year%400-1)){val++}}else if(val==53){var jan1=(date.tm_wday+371-date.tm_yday)%7;if(jan1!=4&&(jan1!=3||!isLeapYear(date.tm_year)))val=1}return leadingNulls(val,2)},"%w":date=>date.tm_wday,"%W":date=>{var days=date.tm_yday+7-(date.tm_wday+6)%7;return leadingNulls(Math.floor(days/7),2)},"%y":date=>(date.tm_year+1900).toString().substring(2),"%Y":date=>date.tm_year+1900,"%z":date=>{var off=date.tm_gmtoff;var ahead=off>=0;off=Math.abs(off)/60;off=off/60*100+off%60;return(ahead?"+":"-")+String("0000"+off).slice(-4)},"%Z":date=>date.tm_zone,"%%":()=>"%"};pattern=pattern.replace(/%%/g,"\0\0");for(var rule in EXPANSION_RULES_2){if(pattern.includes(rule)){pattern=pattern.replace(new RegExp(rule,"g"),EXPANSION_RULES_2[rule](date))}}pattern=pattern.replace(/\0\0/g,"%");var bytes=intArrayFromString(pattern,false);if(bytes.length>maxsize){return 0}writeArrayToMemory(bytes,s);return bytes.length-1};var _strftime_l=(s,maxsize,format,tm,loc)=>_strftime(s,maxsize,format,tm);var _strptime=(buf,format,tm)=>{var pattern=UTF8ToString(format);var SPECIAL_CHARS="\\!@#$^&*()+=-[]/{}|:<>?,.";for(var i=0,ii=SPECIAL_CHARS.length;iEQUIVALENT_MATCHERS[c]||m).replace(/%(.)/g,(_,c)=>{let pat=DATE_PATTERNS[c];if(pat){capture.push(c);return`(${pat})`}else{return c}}).replace(/\s+/g,"\\s*");var matches=new RegExp("^"+pattern_out,"i").exec(UTF8ToString(buf));function initDate(){function fixup(value,min,max){return typeof value!="number"||isNaN(value)?min:value>=min?value<=max?value:max:min}return{year:fixup(HEAP32[tm+20>>2]+1900,1970,9999),month:fixup(HEAP32[tm+16>>2],0,11),day:fixup(HEAP32[tm+12>>2],1,31),hour:fixup(HEAP32[tm+8>>2],0,23),min:fixup(HEAP32[tm+4>>2],0,59),sec:fixup(HEAP32[tm>>2],0,59),gmtoff:0}}if(matches){var date=initDate();var value;var getMatch=symbol=>{var pos=capture.indexOf(symbol);if(pos>=0){return matches[pos+1]}return};if(value=getMatch("S")){date.sec=jstoi_q(value)}if(value=getMatch("M")){date.min=jstoi_q(value)}if(value=getMatch("H")){date.hour=jstoi_q(value)}else if(value=getMatch("I")){var hour=jstoi_q(value);if(value=getMatch("p")){hour+=value.toUpperCase()[0]==="P"?12:0}date.hour=hour}if(value=getMatch("Y")){date.year=jstoi_q(value)}else if(value=getMatch("y")){var year=jstoi_q(value);if(value=getMatch("C")){year+=jstoi_q(value)*100}else{year+=year<69?2e3:1900}date.year=year}if(value=getMatch("m")){date.month=jstoi_q(value)-1}else if(value=getMatch("b")){date.month=MONTH_NUMBERS[value.substring(0,3).toUpperCase()]||0}if(value=getMatch("d")){date.day=jstoi_q(value)}else if(value=getMatch("j")){var day=jstoi_q(value);var leapYear=isLeapYear(date.year);for(var month=0;month<12;++month){var daysUntilMonth=arraySum(leapYear?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,month-1);if(day<=daysUntilMonth+(leapYear?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR)[month]){date.day=day-daysUntilMonth}}}else if(value=getMatch("a")){var weekDay=value.substring(0,3).toUpperCase();if(value=getMatch("U")){var weekDayNumber=DAY_NUMBERS_SUN_FIRST[weekDay];var weekNumber=jstoi_q(value);var janFirst=new Date(date.year,0,1);var endDate;if(janFirst.getDay()===0){endDate=addDays(janFirst,weekDayNumber+7*(weekNumber-1))}else{endDate=addDays(janFirst,7-janFirst.getDay()+weekDayNumber+7*(weekNumber-1))}date.day=endDate.getDate();date.month=endDate.getMonth()}else if(value=getMatch("W")){var weekDayNumber=DAY_NUMBERS_MON_FIRST[weekDay];var weekNumber=jstoi_q(value);var janFirst=new Date(date.year,0,1);var endDate;if(janFirst.getDay()===1){endDate=addDays(janFirst,weekDayNumber+7*(weekNumber-1))}else{endDate=addDays(janFirst,7-janFirst.getDay()+1+weekDayNumber+7*(weekNumber-1))}date.day=endDate.getDate();date.month=endDate.getMonth()}}if(value=getMatch("z")){if(value.toLowerCase()==="z"){date.gmtoff=0}else{var match=value.match(/^((?:\-|\+)\d\d):?(\d\d)?/);date.gmtoff=match[1]*3600;if(match[2]){date.gmtoff+=date.gmtoff>0?match[2]*60:-match[2]*60}}}var fullDate=new Date(date.year,date.month,date.day,date.hour,date.min,date.sec,0);HEAP32[tm>>2]=fullDate.getSeconds();HEAP32[tm+4>>2]=fullDate.getMinutes();HEAP32[tm+8>>2]=fullDate.getHours();HEAP32[tm+12>>2]=fullDate.getDate();HEAP32[tm+16>>2]=fullDate.getMonth();HEAP32[tm+20>>2]=fullDate.getFullYear()-1900;HEAP32[tm+24>>2]=fullDate.getDay();HEAP32[tm+28>>2]=arraySum(isLeapYear(fullDate.getFullYear())?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,fullDate.getMonth()-1)+fullDate.getDate()-1;HEAP32[tm+32>>2]=0;HEAP32[tm+36>>2]=date.gmtoff;return buf+intArrayFromString(matches[0]).length-1}return 0};function _wasm_setsockopt(socketd,level,optionName,optionValuePtr,optionLen){const optionValue=HEAPU8[optionValuePtr];const SOL_SOCKET=1;const SO_KEEPALIVE=9;const IPPROTO_TCP=6;const TCP_NODELAY=1;const isSupported=level===SOL_SOCKET&&optionName===SO_KEEPALIVE||level===IPPROTO_TCP&&optionName===TCP_NODELAY;if(!isSupported){console.warn(`Unsupported socket option: ${level}, ${optionName}, ${optionValue}`);return-1}const ws=PHPWASM.getAllWebSockets(socketd)[0];if(!ws){return-1}ws.setSocketOpt(level,optionName,optionValuePtr);return 0}var wasmTable;var runAndAbortIfError=func=>{try{return func()}catch(e){abort(e)}};var Asyncify={instrumentWasmImports(imports){var importPattern=/^(_dlopen_js|invoke_i|invoke_ii|invoke_iii|invoke_iiii|invoke_iiiii|invoke_iiiiii|invoke_iiiiiii|invoke_iiiiiiii|invoke_iiiiiiiiii|invoke_v|invoke_vi|invoke_vii|invoke_viidii|invoke_viii|invoke_viiii|invoke_viiiii|invoke_viiiiii|invoke_viiiiiii|invoke_viiiiiiiii|js_open_process|_js_open_process|_asyncjs__js_open_process|js_popen_to_file|_js_popen_to_file|_asyncjs__js_popen_to_file|js_fd_read|_js_fd_read|js_module_onMessage|_js_module_onMessage|_asyncjs__js_module_onMessage|js_waitpid|_js_waitpid|_asyncjs__js_waitpid|wasm_poll_socket|_wasm_poll_socket|_asyncjs__wasm_poll_socket|wasm_shutdown|_wasm_shutdown|_asyncjs__wasm_shutdown|__asyncjs__.*)$/;for(let[x,original]of Object.entries(imports)){if(typeof original=="function"){let isAsyncifyImport=original.isAsync||importPattern.test(x)}}},instrumentWasmExports(exports){var ret={};for(let[x,original]of Object.entries(exports)){if(typeof original=="function"){ret[x]=(...args)=>{Asyncify.exportCallStack.push(x);try{return original(...args)}finally{if(!ABORT){var y=Asyncify.exportCallStack.pop();Asyncify.maybeStopUnwind()}}}}else{ret[x]=original}}return ret},State:{Normal:0,Unwinding:1,Rewinding:2,Disabled:3},state:0,StackSize:4096,currData:null,handleSleepReturnValue:0,exportCallStack:[],callStackNameToId:{},callStackIdToName:{},callStackId:0,asyncPromiseHandlers:null,sleepCallbacks:[],getCallStackId(funcName){var id=Asyncify.callStackNameToId[funcName];if(id===undefined){id=Asyncify.callStackId++;Asyncify.callStackNameToId[funcName]=id;Asyncify.callStackIdToName[id]=funcName}return id},maybeStopUnwind(){if(Asyncify.currData&&Asyncify.state===Asyncify.State.Unwinding&&Asyncify.exportCallStack.length===0){Asyncify.state=Asyncify.State.Normal;runtimeKeepalivePush();runAndAbortIfError(_asyncify_stop_unwind);if(typeof Fibers!="undefined"){Fibers.trampoline()}}},whenDone(){return new Promise((resolve,reject)=>{Asyncify.asyncPromiseHandlers={resolve:resolve,reject:reject}})},allocateData(){var ptr=_malloc(12+Asyncify.StackSize);Asyncify.setDataHeader(ptr,ptr+12,Asyncify.StackSize);Asyncify.setDataRewindFunc(ptr);return ptr},setDataHeader(ptr,stack,stackSize){HEAPU32[ptr>>2]=stack;HEAPU32[ptr+4>>2]=stack+stackSize},setDataRewindFunc(ptr){var bottomOfCallStack=Asyncify.exportCallStack[0];var rewindId=Asyncify.getCallStackId(bottomOfCallStack);HEAP32[ptr+8>>2]=rewindId},getDataRewindFuncName(ptr){var id=HEAP32[ptr+8>>2];var name=Asyncify.callStackIdToName[id];return name},getDataRewindFunc(name){var func=wasmExports[name];return func},doRewind(ptr){var name=Asyncify.getDataRewindFuncName(ptr);var func=Asyncify.getDataRewindFunc(name);runtimeKeepalivePop();return func()},handleSleep(startAsync){if(ABORT)return;if(Asyncify.state===Asyncify.State.Normal){var reachedCallback=false;var reachedAfterCallback=false;startAsync((handleSleepReturnValue=0)=>{if(ABORT)return;Asyncify.handleSleepReturnValue=handleSleepReturnValue;reachedCallback=true;if(!reachedAfterCallback){return}Asyncify.state=Asyncify.State.Rewinding;runAndAbortIfError(()=>_asyncify_start_rewind(Asyncify.currData));if(typeof Browser!="undefined"&&Browser.mainLoop.func){Browser.mainLoop.resume()}var asyncWasmReturnValue,isError=false;try{asyncWasmReturnValue=Asyncify.doRewind(Asyncify.currData)}catch(err){asyncWasmReturnValue=err;isError=true}var handled=false;if(!Asyncify.currData){var 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wasmExports=createWasm();var ___wasm_call_ctors=()=>(___wasm_call_ctors=wasmExports["Xa"])();var _malloc=a0=>(_malloc=wasmExports["Ya"])(a0);var _free=a0=>(_free=wasmExports["Za"])(a0);var _wasm_sleep=Module["_wasm_sleep"]=a0=>(_wasm_sleep=Module["_wasm_sleep"]=wasmExports["$a"])(a0);var _ntohs=a0=>(_ntohs=wasmExports["ab"])(a0);var _htons=a0=>(_htons=wasmExports["bb"])(a0);var _htonl=a0=>(_htonl=wasmExports["cb"])(a0);var _wasm_read=Module["_wasm_read"]=(a0,a1,a2)=>(_wasm_read=Module["_wasm_read"]=wasmExports["db"])(a0,a1,a2);var _fflush=a0=>(_fflush=wasmExports["eb"])(a0);var _wasm_popen=Module["_wasm_popen"]=(a0,a1)=>(_wasm_popen=Module["_wasm_popen"]=wasmExports["fb"])(a0,a1);var _wasm_php_exec=Module["_wasm_php_exec"]=(a0,a1,a2,a3)=>(_wasm_php_exec=Module["_wasm_php_exec"]=wasmExports["gb"])(a0,a1,a2,a3);var _php_pollfd_for=Module["_php_pollfd_for"]=(a0,a1,a2)=>(_php_pollfd_for=Module["_php_pollfd_for"]=wasmExports["hb"])(a0,a1,a2);var 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_wasm_set_request_body=Module["_wasm_set_request_body"]=a0=>(_wasm_set_request_body=Module["_wasm_set_request_body"]=wasmExports["ub"])(a0);var _wasm_set_content_length=Module["_wasm_set_content_length"]=a0=>(_wasm_set_content_length=Module["_wasm_set_content_length"]=wasmExports["vb"])(a0);var _wasm_set_cookies=Module["_wasm_set_cookies"]=a0=>(_wasm_set_cookies=Module["_wasm_set_cookies"]=wasmExports["wb"])(a0);var _wasm_set_request_port=Module["_wasm_set_request_port"]=a0=>(_wasm_set_request_port=Module["_wasm_set_request_port"]=wasmExports["xb"])(a0);var _wasm_sapi_request_shutdown=Module["_wasm_sapi_request_shutdown"]=()=>(_wasm_sapi_request_shutdown=Module["_wasm_sapi_request_shutdown"]=wasmExports["yb"])();var _wasm_sapi_handle_request=Module["_wasm_sapi_handle_request"]=()=>(_wasm_sapi_handle_request=Module["_wasm_sapi_handle_request"]=wasmExports["zb"])();var _php_wasm_init=Module["_php_wasm_init"]=()=>(_php_wasm_init=Module["_php_wasm_init"]=wasmExports["Ab"])();var _wasm_free=Module["_wasm_free"]=a0=>(_wasm_free=Module["_wasm_free"]=wasmExports["Bb"])(a0);var ___funcs_on_exit=()=>(___funcs_on_exit=wasmExports["Cb"])();var _emscripten_builtin_memalign=(a0,a1)=>(_emscripten_builtin_memalign=wasmExports["Db"])(a0,a1);var __emscripten_timeout=(a0,a1)=>(__emscripten_timeout=wasmExports["Eb"])(a0,a1);var _setThrew=(a0,a1)=>(_setThrew=wasmExports["Fb"])(a0,a1);var __emscripten_tempret_set=a0=>(__emscripten_tempret_set=wasmExports["Gb"])(a0);var __emscripten_stack_restore=a0=>(__emscripten_stack_restore=wasmExports["Hb"])(a0);var __emscripten_stack_alloc=a0=>(__emscripten_stack_alloc=wasmExports["Ib"])(a0);var _emscripten_stack_get_current=()=>(_emscripten_stack_get_current=wasmExports["Jb"])();var dynCall_viii=Module["dynCall_viii"]=(a0,a1,a2,a3)=>(dynCall_viii=Module["dynCall_viii"]=wasmExports["Kb"])(a0,a1,a2,a3);var dynCall_vii=Module["dynCall_vii"]=(a0,a1,a2)=>(dynCall_vii=Module["dynCall_vii"]=wasmExports["Lb"])(a0,a1,a2);var dynCall_vi=Module["dynCall_vi"]=(a0,a1)=>(dynCall_vi=Module["dynCall_vi"]=wasmExports["Mb"])(a0,a1);var dynCall_iii=Module["dynCall_iii"]=(a0,a1,a2)=>(dynCall_iii=Module["dynCall_iii"]=wasmExports["Nb"])(a0,a1,a2);var dynCall_ii=Module["dynCall_ii"]=(a0,a1)=>(dynCall_ii=Module["dynCall_ii"]=wasmExports["Ob"])(a0,a1);var dynCall_v=Module["dynCall_v"]=a0=>(dynCall_v=Module["dynCall_v"]=wasmExports["Pb"])(a0);var dynCall_iiii=Module["dynCall_iiii"]=(a0,a1,a2,a3)=>(dynCall_iiii=Module["dynCall_iiii"]=wasmExports["Qb"])(a0,a1,a2,a3);var dynCall_iiiii=Module["dynCall_iiiii"]=(a0,a1,a2,a3,a4)=>(dynCall_iiiii=Module["dynCall_iiiii"]=wasmExports["Rb"])(a0,a1,a2,a3,a4);var dynCall_iiiiii=Module["dynCall_iiiiii"]=(a0,a1,a2,a3,a4,a5)=>(dynCall_iiiiii=Module["dynCall_iiiiii"]=wasmExports["Sb"])(a0,a1,a2,a3,a4,a5);var dynCall_viiii=Module["dynCall_viiii"]=(a0,a1,a2,a3,a4)=>(dynCall_viiii=Module["dynCall_viiii"]=wasmExports["Tb"])(a0,a1,a2,a3,a4);var dynCall_viiiii=Module["dynCall_viiiii"]=(a0,a1,a2,a3,a4,a5)=>(dynCall_viiiii=Module["dynCall_viiiii"]=wasmExports["Ub"])(a0,a1,a2,a3,a4,a5);var dynCall_iiiiiii=Module["dynCall_iiiiiii"]=(a0,a1,a2,a3,a4,a5,a6)=>(dynCall_iiiiiii=Module["dynCall_iiiiiii"]=wasmExports["Vb"])(a0,a1,a2,a3,a4,a5,a6);var dynCall_i=Module["dynCall_i"]=a0=>(dynCall_i=Module["dynCall_i"]=wasmExports["Wb"])(a0);var dynCall_viiiiiiiii=Module["dynCall_viiiiiiiii"]=(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9)=>(dynCall_viiiiiiiii=Module["dynCall_viiiiiiiii"]=wasmExports["Xb"])(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9);var dynCall_viiiiii=Module["dynCall_viiiiii"]=(a0,a1,a2,a3,a4,a5,a6)=>(dynCall_viiiiii=Module["dynCall_viiiiii"]=wasmExports["Yb"])(a0,a1,a2,a3,a4,a5,a6);var dynCall_iiiiiiii=Module["dynCall_iiiiiiii"]=(a0,a1,a2,a3,a4,a5,a6,a7)=>(dynCall_iiiiiiii=Module["dynCall_iiiiiiii"]=wasmExports["Zb"])(a0,a1,a2,a3,a4,a5,a6,a7);var dynCall_iiiiiiiiii=Module["dynCall_iiiiiiiiii"]=(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9)=>(dynCall_iiiiiiiiii=Module["dynCall_iiiiiiiiii"]=wasmExports["_b"])(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9);var dynCall_jii=Module["dynCall_jii"]=(a0,a1,a2)=>(dynCall_jii=Module["dynCall_jii"]=wasmExports["$b"])(a0,a1,a2);var _asyncify_start_unwind=a0=>(_asyncify_start_unwind=wasmExports["ac"])(a0);var _asyncify_stop_unwind=()=>(_asyncify_stop_unwind=wasmExports["bc"])();var _asyncify_start_rewind=a0=>(_asyncify_start_rewind=wasmExports["cc"])(a0);var _asyncify_stop_rewind=()=>(_asyncify_stop_rewind=wasmExports["dc"])();function invoke_viii(index,a1,a2,a3){var sp=stackSave();try{dynCall_viii(index,a1,a2,a3)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_vii(index,a1,a2){var sp=stackSave();try{dynCall_vii(index,a1,a2)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_vi(index,a1){var sp=stackSave();try{dynCall_vi(index,a1)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiiiii(index,a1,a2,a3,a4,a5,a6){var sp=stackSave();try{return dynCall_iiiiiii(index,a1,a2,a3,a4,a5,a6)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iii(index,a1,a2){var sp=stackSave();try{return dynCall_iii(index,a1,a2)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_v(index){var sp=stackSave();try{dynCall_v(index)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_ii(index,a1){var sp=stackSave();try{return dynCall_ii(index,a1)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_i(index){var sp=stackSave();try{return dynCall_i(index)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiii(index,a1,a2,a3,a4){var sp=stackSave();try{dynCall_viiii(index,a1,a2,a3,a4)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiii(index,a1,a2,a3,a4){var sp=stackSave();try{return dynCall_iiiii(index,a1,a2,a3,a4)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiii(index,a1,a2,a3){var sp=stackSave();try{return dynCall_iiii(index,a1,a2,a3)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiiiii(index,a1,a2,a3,a4,a5,a6){var sp=stackSave();try{dynCall_viiiiii(index,a1,a2,a3,a4,a5,a6)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiiii(index,a1,a2,a3,a4,a5){var sp=stackSave();try{dynCall_viiiii(index,a1,a2,a3,a4,a5)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9){var sp=stackSave();try{return dynCall_iiiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiiii(index,a1,a2,a3,a4,a5){var sp=stackSave();try{return dynCall_iiiiii(index,a1,a2,a3,a4,a5)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9){var sp=stackSave();try{dynCall_viiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiiiiii(index,a1,a2,a3,a4,a5,a6,a7){var sp=stackSave();try{return dynCall_iiiiiiii(index,a1,a2,a3,a4,a5,a6,a7)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_jii(index,a1,a2){var sp=stackSave();try{return dynCall_jii(index,a1,a2)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}Module["addRunDependency"]=addRunDependency;Module["removeRunDependency"]=removeRunDependency;Module["wasmExports"]=wasmExports;Module["ccall"]=ccall;Module["FS_createPreloadedFile"]=FS_createPreloadedFile;Module["FS_unlink"]=FS_unlink;Module["FS_createPath"]=FS_createPath;Module["FS_createDevice"]=FS_createDevice;Module["FS_createDataFile"]=FS_createDataFile;Module["FS_createLazyFile"]=FS_createLazyFile;Module["PROXYFS"]=PROXYFS;var calledRun;dependenciesFulfilled=function runCaller(){if(!calledRun)run();if(!calledRun)dependenciesFulfilled=runCaller};function run(){if(runDependencies>0){return}preRun();if(runDependencies>0){return}function 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readAsync,readBinary;if(ENVIRONMENT_IS_WEB||ENVIRONMENT_IS_WORKER){if(ENVIRONMENT_IS_WORKER){scriptDirectory=self.location.href}else if(typeof document!="undefined"&&document.currentScript){scriptDirectory=document.currentScript.src}if(scriptDirectory.startsWith("blob:")){scriptDirectory=""}else{scriptDirectory=scriptDirectory.substr(0,scriptDirectory.replace(/[?#].*/,"").lastIndexOf("/")+1)}{readAsync=async url=>{var response=await fetch(url,{credentials:"same-origin"});if(response.ok){return response.arrayBuffer()}throw new Error(response.status+" : "+response.url)}}}else{}var out=Module["print"]||console.log.bind(console);var err=Module["printErr"]||console.error.bind(console);Object.assign(Module,moduleOverrides);moduleOverrides=null;if(Module["arguments"])arguments_=Module["arguments"];if(Module["thisProgram"])thisProgram=Module["thisProgram"]; +if (Module["quit"]) quit_=Module["quit"];var wasmBinary=Module["wasmBinary"];var wasmMemory;var ABORT=false;var EXITSTATUS;function assert(condition,text){if(!condition){abort(text)}}var HEAP8,HEAPU8,HEAP16,HEAPU16,HEAP32,HEAPU32,HEAPF32,HEAPF64;function updateMemoryViews(){var b=wasmMemory.buffer;Module["HEAP8"]=HEAP8=new Int8Array(b);Module["HEAP16"]=HEAP16=new Int16Array(b);Module["HEAPU8"]=HEAPU8=new Uint8Array(b);Module["HEAPU16"]=HEAPU16=new Uint16Array(b);Module["HEAP32"]=HEAP32=new Int32Array(b);Module["HEAPU32"]=HEAPU32=new Uint32Array(b);Module["HEAPF32"]=HEAPF32=new Float32Array(b);Module["HEAPF64"]=HEAPF64=new Float64Array(b)}var __ATPRERUN__=[];var __ATINIT__=[];var __ATEXIT__=[];var __ATPOSTRUN__=[];var runtimeInitialized=false;var runtimeExited=false;function preRun(){if(Module["preRun"]){if(typeof Module["preRun"]=="function")Module["preRun"]=[Module["preRun"]];while(Module["preRun"].length){addOnPreRun(Module["preRun"].shift())}}callRuntimeCallbacks(__ATPRERUN__)}function initRuntime(){runtimeInitialized=true;SOCKFS.root=FS.mount(SOCKFS,{},null);if(!Module["noFSInit"]&&!FS.initialized)FS.init();FS.ignorePermissions=false;TTY.init();PIPEFS.root=FS.mount(PIPEFS,{},null);callRuntimeCallbacks(__ATINIT__)}function exitRuntime(){___funcs_on_exit();callRuntimeCallbacks(__ATEXIT__);FS.quit();TTY.shutdown();runtimeExited=true}function postRun(){if(Module["postRun"]){if(typeof Module["postRun"]=="function")Module["postRun"]=[Module["postRun"]];while(Module["postRun"].length){addOnPostRun(Module["postRun"].shift())}}callRuntimeCallbacks(__ATPOSTRUN__)}function addOnPreRun(cb){__ATPRERUN__.unshift(cb)}function addOnInit(cb){__ATINIT__.unshift(cb)}function addOnPostRun(cb){__ATPOSTRUN__.unshift(cb)}var runDependencies=0;var dependenciesFulfilled=null;function getUniqueRunDependency(id){return id}function addRunDependency(id){runDependencies++;Module["monitorRunDependencies"]?.(runDependencies)}function removeRunDependency(id){runDependencies--;Module["monitorRunDependencies"]?.(runDependencies);if(runDependencies==0){if(dependenciesFulfilled){var callback=dependenciesFulfilled;dependenciesFulfilled=null;callback()}}}function abort(what){Module["onAbort"]?.(what);what="Aborted("+what+")";err(what);ABORT=true;what+=". Build with -sASSERTIONS for more info.";var e=new WebAssembly.RuntimeError(what);throw e}var dataURIPrefix="data:application/octet-stream;base64,";var isDataURI=filename=>filename.startsWith(dataURIPrefix);function findWasmBinary(){var f=dependencyFilename;if(!isDataURI(f)){return locateFile(f)}return f}var wasmBinaryFile;function getBinarySync(file){if(file==wasmBinaryFile&&wasmBinary){return new Uint8Array(wasmBinary)}if(readBinary){return readBinary(file)}throw"both async and sync fetching of the wasm failed"}async function getWasmBinary(binaryFile){if(!wasmBinary){try{var response=await readAsync(binaryFile);return new Uint8Array(response)}catch{}}return getBinarySync(binaryFile)}async function instantiateArrayBuffer(binaryFile,imports){try{var binary=await getWasmBinary(binaryFile);var instance=await WebAssembly.instantiate(binary,imports);return instance}catch(reason){err(`failed to asynchronously prepare wasm: ${reason}`);abort(reason)}}async function instantiateAsync(binary,binaryFile,imports){if(!binary&&typeof WebAssembly.instantiateStreaming=="function"&&!isDataURI(binaryFile)&&typeof fetch=="function"){try{var response=fetch(binaryFile,{credentials:"same-origin"});var instantiationResult=await WebAssembly.instantiateStreaming(response,imports);return instantiationResult}catch(reason){err(`wasm streaming compile failed: ${reason}`);err("falling back to ArrayBuffer instantiation")}}return instantiateArrayBuffer(binaryFile,imports)}function getWasmImports(){return{a:wasmImports}}async function createWasm(){function receiveInstance(instance,module){wasmExports=instance.exports;wasmExports=Asyncify.instrumentWasmExports(wasmExports);Module["wasmExports"]=wasmExports;wasmMemory=wasmExports["Ua"];updateMemoryViews();wasmTable=wasmExports["Wa"];addOnInit(wasmExports["Va"]);removeRunDependency("wasm-instantiate");return wasmExports}addRunDependency("wasm-instantiate");function receiveInstantiationResult(result){receiveInstance(result["instance"])}var info=getWasmImports();if(Module["instantiateWasm"]){try{return Module["instantiateWasm"](info,receiveInstance)}catch(e){err(`Module.instantiateWasm callback failed with error: ${e}`);return false}}wasmBinaryFile??=findWasmBinary();var result=await instantiateAsync(wasmBinary,wasmBinaryFile,info);receiveInstantiationResult(result);return result}var tempDouble;var tempI64;function js_popen_to_file(command,mode,exitCodePtr){const returnCallback=resolver=>Asyncify.handleSleep(resolver);if(!command)return 1;const cmdstr=UTF8ToString(command);if(!cmdstr.length)return 0;const modestr=UTF8ToString(mode);if(!modestr.length)return 0;if(modestr==="w"){console.error('popen($cmd, "w") is not implemented yet')}return returnCallback(async wakeUp=>{let cp;try{cp=PHPWASM.spawnProcess(cmdstr,[]);if(cp instanceof Promise){cp=await cp}}catch(e){console.error(e);if(e.code==="SPAWN_UNSUPPORTED"){return 1}throw e}const outByteArrays=[];cp.stdout.on("data",function(data){outByteArrays.push(data)});const outputPath="/tmp/popen_output";cp.on("exit",function(exitCode){const outBytes=new Uint8Array(outByteArrays.reduce((acc,curr)=>acc+curr.length,0));let offset=0;for(const byteArray of outByteArrays){outBytes.set(byteArray,offset);offset+=byteArray.length}FS.writeFile(outputPath,outBytes);HEAPU8[exitCodePtr]=exitCode;wakeUp(allocateUTF8OnStack(outputPath))})})}function wasm_poll_socket(socketd,events,timeout){const returnCallback=resolver=>Asyncify.handleSleep(resolver);const POLLIN=1;const POLLPRI=2;const POLLOUT=4;const POLLERR=8;const POLLHUP=16;const POLLNVAL=32;return returnCallback(wakeUp=>{const polls=[];if(socketd in PHPWASM.child_proc_by_fd){const procInfo=PHPWASM.child_proc_by_fd[socketd];if(procInfo.exited){wakeUp(0);return}polls.push(PHPWASM.awaitEvent(procInfo.stdout,"data"))}else if(FS.isSocket(FS.getStream(socketd)?.node.mode)){const sock=getSocketFromFD(socketd);if(!sock){wakeUp(0);return}const lookingFor=new Set;if(events&POLLIN||events&POLLPRI){if(sock.server){for(const client of sock.pending){if((client.recv_queue||[]).length>0){wakeUp(1);return}}}else if((sock.recv_queue||[]).length>0){wakeUp(1);return}}const webSockets=PHPWASM.getAllWebSockets(sock);if(!webSockets.length){wakeUp(0);return}for(const ws of webSockets){if(events&POLLIN||events&POLLPRI){polls.push(PHPWASM.awaitData(ws));lookingFor.add("POLLIN")}if(events&POLLOUT){polls.push(PHPWASM.awaitConnection(ws));lookingFor.add("POLLOUT")}if(events&POLLHUP){polls.push(PHPWASM.awaitClose(ws));lookingFor.add("POLLHUP")}if(events&POLLERR||events&POLLNVAL){polls.push(PHPWASM.awaitError(ws));lookingFor.add("POLLERR")}}}else{setTimeout(function(){wakeUp(1)},timeout);return}if(polls.length===0){console.warn("Unsupported poll event "+events+", defaulting to setTimeout().");setTimeout(function(){wakeUp(0)},timeout);return}const promises=polls.map(([promise])=>promise);const clearPolling=()=>polls.forEach(([,clear])=>clear());let awaken=false;let timeoutId;Promise.race(promises).then(function(results){if(!awaken){awaken=true;wakeUp(1);if(timeoutId){clearTimeout(timeoutId)}clearPolling()}});if(timeout!==-1){timeoutId=setTimeout(function(){if(!awaken){awaken=true;wakeUp(0);clearPolling()}},timeout)}})}function js_fd_read(fd,iov,iovcnt,pnum){const returnCallback=resolver=>Asyncify.handleSleep(resolver);if(Asyncify?.State?.Normal===undefined||Asyncify?.state===Asyncify?.State?.Normal){var returnCode;var stream;let num=0;try{stream=SYSCALLS.getStreamFromFD(fd);const num=doReadv(stream,iov,iovcnt);HEAPU32[pnum>>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError")){throw e}if(e.errno!==6||!(stream?.fd in PHPWASM.child_proc_by_fd)){HEAPU32[pnum>>2]=0;return returnCode}}}return returnCallback(wakeUp=>{var retries=0;var interval=50;var timeout=5e3;var maxRetries=timeout/interval;function poll(){var returnCode;var stream;let num;try{stream=SYSCALLS.getStreamFromFD(fd);num=doReadv(stream,iov,iovcnt);returnCode=0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError")){console.error(e);throw e}returnCode=e.errno}const success=returnCode===0;const failure=++retries>maxRetries||!(fd in PHPWASM.child_proc_by_fd)||PHPWASM.child_proc_by_fd[fd]?.exited||FS.isClosed(stream);if(success){HEAPU32[pnum>>2]=num;wakeUp(0)}else if(failure){HEAPU32[pnum>>2]=0;wakeUp(returnCode===6?0:returnCode)}else{setTimeout(poll,interval)}}poll()})}function __asyncjs__js_module_onMessage(data,response_buffer){return Asyncify.handleAsync(async()=>{if(Module["onMessage"]){const dataStr=UTF8ToString(data);return Module["onMessage"](dataStr).then(response=>{const responseBytes=typeof response==="string"?(new TextEncoder).encode(response):response;const responseSize=responseBytes.byteLength;const responsePtr=_malloc(responseSize+1);HEAPU8.set(responseBytes,responsePtr);HEAPU8[responsePtr+responseSize]=0;HEAPU8[response_buffer]=responsePtr;HEAPU8[response_buffer+1]=responsePtr>>8;HEAPU8[response_buffer+2]=responsePtr>>16;HEAPU8[response_buffer+3]=responsePtr>>24;return responseSize}).catch(e=>{console.error(e);return-1})}})}class ExitStatus{name="ExitStatus";constructor(status){this.message=`Program terminated with exit(${status})`;this.status=status}} +ExitStatus = class PHPExitStatus extends Error { +constructor(status) { + super(status); + this.name = "ExitStatus"; + this.message = "Program terminated with exit(" + status + ")"; + this.status = status; + } +};var callRuntimeCallbacks=callbacks=>{while(callbacks.length>0){callbacks.shift()(Module)}};var noExitRuntime=Module["noExitRuntime"]||false;var stackRestore=val=>__emscripten_stack_restore(val);var stackSave=()=>_emscripten_stack_get_current();var UTF8Decoder=typeof TextDecoder!="undefined"?new TextDecoder:undefined;var UTF8ArrayToString=(heapOrArray,idx=0,maxBytesToRead=NaN)=>{var endIdx=idx+maxBytesToRead;var endPtr=idx;while(heapOrArray[endPtr]&&!(endPtr>=endIdx))++endPtr;if(endPtr-idx>16&&heapOrArray.buffer&&UTF8Decoder){return UTF8Decoder.decode(heapOrArray.subarray(idx,endPtr))}var str="";while(idx>10,56320|ch&1023)}}return str};var UTF8ToString=(ptr,maxBytesToRead)=>ptr?UTF8ArrayToString(HEAPU8,ptr,maxBytesToRead):"";Module["UTF8ToString"]=UTF8ToString;var ___assert_fail=(condition,filename,line,func)=>abort(`Assertion failed: ${UTF8ToString(condition)}, at: `+[filename?UTF8ToString(filename):"unknown filename",line,func?UTF8ToString(func):"unknown function"]);var ___call_sighandler=(fp,sig)=>(a1=>dynCall_vi(fp,a1))(sig);var initRandomFill=()=>{if(typeof crypto=="object"&&typeof crypto["getRandomValues"]=="function"){return view=>crypto.getRandomValues(view)}else abort("initRandomDevice")};var randomFill=view=>(randomFill=initRandomFill())(view);var PATH={isAbs:path=>path.charAt(0)==="/",splitPath:filename=>{var splitPathRe=/^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/;return splitPathRe.exec(filename).slice(1)},normalizeArray:(parts,allowAboveRoot)=>{var up=0;for(var i=parts.length-1;i>=0;i--){var last=parts[i];if(last==="."){parts.splice(i,1)}else if(last===".."){parts.splice(i,1);up++}else if(up){parts.splice(i,1);up--}}if(allowAboveRoot){for(;up;up--){parts.unshift("..")}}return parts},normalize:path=>{var isAbsolute=PATH.isAbs(path),trailingSlash=path.substr(-1)==="/";path=PATH.normalizeArray(path.split("/").filter(p=>!!p),!isAbsolute).join("/");if(!path&&!isAbsolute){path="."}if(path&&trailingSlash){path+="/"}return(isAbsolute?"/":"")+path},dirname:path=>{var result=PATH.splitPath(path),root=result[0],dir=result[1];if(!root&&!dir){return"."}if(dir){dir=dir.substr(0,dir.length-1)}return root+dir},basename:path=>{if(path==="/")return"/";path=PATH.normalize(path);path=path.replace(/\/$/,"");var lastSlash=path.lastIndexOf("/");if(lastSlash===-1)return path;return path.substr(lastSlash+1)},join:(...paths)=>PATH.normalize(paths.join("/")),join2:(l,r)=>PATH.normalize(l+"/"+r)};var PATH_FS={resolve:(...args)=>{var resolvedPath="",resolvedAbsolute=false;for(var i=args.length-1;i>=-1&&!resolvedAbsolute;i--){var path=i>=0?args[i]:FS.cwd();if(typeof path!="string"){throw new TypeError("Arguments to path.resolve must be strings")}else if(!path){return""}resolvedPath=path+"/"+resolvedPath;resolvedAbsolute=PATH.isAbs(path)}resolvedPath=PATH.normalizeArray(resolvedPath.split("/").filter(p=>!!p),!resolvedAbsolute).join("/");return(resolvedAbsolute?"/":"")+resolvedPath||"."},relative:(from,to)=>{from=PATH_FS.resolve(from).substr(1);to=PATH_FS.resolve(to).substr(1);function trim(arr){var start=0;for(;start=0;end--){if(arr[end]!=="")break}if(start>end)return[];return arr.slice(start,end-start+1)}var fromParts=trim(from.split("/"));var toParts=trim(to.split("/"));var length=Math.min(fromParts.length,toParts.length);var samePartsLength=length;for(var i=0;i{var len=0;for(var i=0;i=55296&&c<=57343){len+=4;++i}else{len+=3}}return len};Module["lengthBytesUTF8"]=lengthBytesUTF8;var stringToUTF8Array=(str,heap,outIdx,maxBytesToWrite)=>{if(!(maxBytesToWrite>0))return 0;var startIdx=outIdx;var endIdx=outIdx+maxBytesToWrite-1;for(var i=0;i=55296&&u<=57343){var u1=str.charCodeAt(++i);u=65536+((u&1023)<<10)|u1&1023}if(u<=127){if(outIdx>=endIdx)break;heap[outIdx++]=u}else if(u<=2047){if(outIdx+1>=endIdx)break;heap[outIdx++]=192|u>>6;heap[outIdx++]=128|u&63}else if(u<=65535){if(outIdx+2>=endIdx)break;heap[outIdx++]=224|u>>12;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}else{if(outIdx+3>=endIdx)break;heap[outIdx++]=240|u>>18;heap[outIdx++]=128|u>>12&63;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}}heap[outIdx]=0;return outIdx-startIdx};function intArrayFromString(stringy,dontAddNull,length){var len=length>0?length:lengthBytesUTF8(stringy)+1;var u8array=new Array(len);var numBytesWritten=stringToUTF8Array(stringy,u8array,0,u8array.length);if(dontAddNull)u8array.length=numBytesWritten;return u8array}var FS_stdin_getChar=()=>{if(!FS_stdin_getChar_buffer.length){var result=null;if(typeof window!="undefined"&&typeof window.prompt=="function"){result=window.prompt("Input: ");if(result!==null){result+="\n"}}else{}if(!result){return null}FS_stdin_getChar_buffer=intArrayFromString(result,true)}return FS_stdin_getChar_buffer.shift()};var TTY={ttys:[],init(){},shutdown(){},register(dev,ops){TTY.ttys[dev]={input:[],output:[],ops};FS.registerDevice(dev,TTY.stream_ops)},stream_ops:{open(stream){var tty=TTY.ttys[stream.node.rdev];if(!tty){throw new FS.ErrnoError(43)}stream.tty=tty;stream.seekable=false},close(stream){stream.tty.ops.fsync(stream.tty)},fsync(stream){stream.tty.ops.fsync(stream.tty)},read(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.get_char){throw new FS.ErrnoError(60)}var bytesRead=0;for(var i=0;i0){out(UTF8ArrayToString(tty.output));tty.output=[]}},ioctl_tcgets(tty){return{c_iflag:25856,c_oflag:5,c_cflag:191,c_lflag:35387,c_cc:[3,28,127,21,4,0,1,0,17,19,26,0,18,15,23,22,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]}},ioctl_tcsets(tty,optional_actions,data){return 0},ioctl_tiocgwinsz(tty){return[24,80]}},default_tty1_ops:{put_char(tty,val){if(val===null||val===10){err(UTF8ArrayToString(tty.output));tty.output=[]}else{if(val!=0)tty.output.push(val)}},fsync(tty){if(tty.output&&tty.output.length>0){err(UTF8ArrayToString(tty.output));tty.output=[]}}}};var zeroMemory=(address,size)=>{HEAPU8.fill(0,address,address+size)};var alignMemory=(size,alignment)=>Math.ceil(size/alignment)*alignment;var mmapAlloc=size=>{size=alignMemory(size,65536);var ptr=_emscripten_builtin_memalign(65536,size);if(ptr)zeroMemory(ptr,size);return ptr};var MEMFS={ops_table:null,mount(mount){return MEMFS.createNode(null,"/",16895,0)},createNode(parent,name,mode,dev){if(FS.isBlkdev(mode)||FS.isFIFO(mode)){throw new FS.ErrnoError(63)}MEMFS.ops_table||={dir:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,lookup:MEMFS.node_ops.lookup,mknod:MEMFS.node_ops.mknod,rename:MEMFS.node_ops.rename,unlink:MEMFS.node_ops.unlink,rmdir:MEMFS.node_ops.rmdir,readdir:MEMFS.node_ops.readdir,symlink:MEMFS.node_ops.symlink},stream:{llseek:MEMFS.stream_ops.llseek}},file:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:{llseek:MEMFS.stream_ops.llseek,read:MEMFS.stream_ops.read,write:MEMFS.stream_ops.write,allocate:MEMFS.stream_ops.allocate,mmap:MEMFS.stream_ops.mmap,msync:MEMFS.stream_ops.msync}},link:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,readlink:MEMFS.node_ops.readlink},stream:{}},chrdev:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:FS.chrdev_stream_ops}};var node=FS.createNode(parent,name,mode,dev);if(FS.isDir(node.mode)){node.node_ops=MEMFS.ops_table.dir.node;node.stream_ops=MEMFS.ops_table.dir.stream;node.contents={}}else if(FS.isFile(node.mode)){node.node_ops=MEMFS.ops_table.file.node;node.stream_ops=MEMFS.ops_table.file.stream;node.usedBytes=0;node.contents=null}else if(FS.isLink(node.mode)){node.node_ops=MEMFS.ops_table.link.node;node.stream_ops=MEMFS.ops_table.link.stream}else if(FS.isChrdev(node.mode)){node.node_ops=MEMFS.ops_table.chrdev.node;node.stream_ops=MEMFS.ops_table.chrdev.stream}node.atime=node.mtime=node.ctime=Date.now();if(parent){parent.contents[name]=node;parent.atime=parent.mtime=parent.ctime=node.atime}return node},getFileDataAsTypedArray(node){if(!node.contents)return new Uint8Array(0);if(node.contents.subarray)return node.contents.subarray(0,node.usedBytes);return new Uint8Array(node.contents)},expandFileStorage(node,newCapacity){var prevCapacity=node.contents?node.contents.length:0;if(prevCapacity>=newCapacity)return;var CAPACITY_DOUBLING_MAX=1024*1024;newCapacity=Math.max(newCapacity,prevCapacity*(prevCapacity>>0);if(prevCapacity!=0)newCapacity=Math.max(newCapacity,256);var oldContents=node.contents;node.contents=new Uint8Array(newCapacity);if(node.usedBytes>0)node.contents.set(oldContents.subarray(0,node.usedBytes),0)},resizeFileStorage(node,newSize){if(node.usedBytes==newSize)return;if(newSize==0){node.contents=null;node.usedBytes=0}else{var oldContents=node.contents;node.contents=new Uint8Array(newSize);if(oldContents){node.contents.set(oldContents.subarray(0,Math.min(newSize,node.usedBytes)))}node.usedBytes=newSize}},node_ops:{getattr(node){var attr={};attr.dev=FS.isChrdev(node.mode)?node.id:1;attr.ino=node.id;attr.mode=node.mode;attr.nlink=1;attr.uid=0;attr.gid=0;attr.rdev=node.rdev;if(FS.isDir(node.mode)){attr.size=4096}else if(FS.isFile(node.mode)){attr.size=node.usedBytes}else if(FS.isLink(node.mode)){attr.size=node.link.length}else{attr.size=0}attr.atime=new Date(node.atime);attr.mtime=new Date(node.mtime);attr.ctime=new Date(node.ctime);attr.blksize=4096;attr.blocks=Math.ceil(attr.size/attr.blksize);return attr},setattr(node,attr){for(const key of["mode","atime","mtime","ctime"]){if(attr[key]){node[key]=attr[key]}}if(attr.size!==undefined){MEMFS.resizeFileStorage(node,attr.size)}},lookup(parent,name){throw MEMFS.doesNotExistError},mknod(parent,name,mode,dev){return MEMFS.createNode(parent,name,mode,dev)},rename(old_node,new_dir,new_name){var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(new_node){if(FS.isDir(old_node.mode)){for(var i in new_node.contents){throw new FS.ErrnoError(55)}}FS.hashRemoveNode(new_node)}delete old_node.parent.contents[old_node.name];new_dir.contents[new_name]=old_node;old_node.name=new_name;new_dir.ctime=new_dir.mtime=old_node.parent.ctime=old_node.parent.mtime=Date.now()},unlink(parent,name){delete parent.contents[name];parent.ctime=parent.mtime=Date.now()},rmdir(parent,name){var node=FS.lookupNode(parent,name);for(var i in node.contents){throw new FS.ErrnoError(55)}delete parent.contents[name];parent.ctime=parent.mtime=Date.now()},readdir(node){return[".","..",...Object.keys(node.contents)]},symlink(parent,newname,oldpath){var node=MEMFS.createNode(parent,newname,511|40960,0);node.link=oldpath;return node},readlink(node){if(!FS.isLink(node.mode)){throw new FS.ErrnoError(28)}return node.link}},stream_ops:{read(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=stream.node.usedBytes)return 0;var size=Math.min(stream.node.usedBytes-position,length);if(size>8&&contents.subarray){buffer.set(contents.subarray(position,position+size),offset)}else{for(var i=0;i0||position+length{var arrayBuffer=await readAsync(url);return new Uint8Array(arrayBuffer)};asyncLoad.isAsync=true;var FS_createDataFile=(parent,name,fileData,canRead,canWrite,canOwn)=>{FS.createDataFile(parent,name,fileData,canRead,canWrite,canOwn)};var preloadPlugins=Module["preloadPlugins"]||[];var FS_handledByPreloadPlugin=(byteArray,fullname,finish,onerror)=>{if(typeof Browser!="undefined")Browser.init();var handled=false;preloadPlugins.forEach(plugin=>{if(handled)return;if(plugin["canHandle"](fullname)){plugin["handle"](byteArray,fullname,finish,onerror);handled=true}});return handled};var FS_createPreloadedFile=(parent,name,url,canRead,canWrite,onload,onerror,dontCreateFile,canOwn,preFinish)=>{var fullname=name?PATH_FS.resolve(PATH.join2(parent,name)):parent;var dep=getUniqueRunDependency(`cp ${fullname}`);function processData(byteArray){function finish(byteArray){preFinish?.();if(!dontCreateFile){FS_createDataFile(parent,name,byteArray,canRead,canWrite,canOwn)}onload?.();removeRunDependency(dep)}if(FS_handledByPreloadPlugin(byteArray,fullname,finish,()=>{onerror?.();removeRunDependency(dep)})){return}finish(byteArray)}addRunDependency(dep);if(typeof url=="string"){asyncLoad(url).then(processData,onerror)}else{processData(url)}};var FS_modeStringToFlags=str=>{var flagModes={r:0,"r+":2,w:512|64|1,"w+":512|64|2,a:1024|64|1,"a+":1024|64|2};var flags=flagModes[str];if(typeof flags=="undefined"){throw new Error(`Unknown file open mode: ${str}`)}return flags};var FS_getMode=(canRead,canWrite)=>{var mode=0;if(canRead)mode|=292|73;if(canWrite)mode|=146;return mode};var ERRNO_CODES={EPERM:63,ENOENT:44,ESRCH:71,EINTR:27,EIO:29,ENXIO:60,E2BIG:1,ENOEXEC:45,EBADF:8,ECHILD:12,EAGAIN:6,EWOULDBLOCK:6,ENOMEM:48,EACCES:2,EFAULT:21,ENOTBLK:105,EBUSY:10,EEXIST:20,EXDEV:75,ENODEV:43,ENOTDIR:54,EISDIR:31,EINVAL:28,ENFILE:41,EMFILE:33,ENOTTY:59,ETXTBSY:74,EFBIG:22,ENOSPC:51,ESPIPE:70,EROFS:69,EMLINK:34,EPIPE:64,EDOM:18,ERANGE:68,ENOMSG:49,EIDRM:24,ECHRNG:106,EL2NSYNC:156,EL3HLT:107,EL3RST:108,ELNRNG:109,EUNATCH:110,ENOCSI:111,EL2HLT:112,EDEADLK:16,ENOLCK:46,EBADE:113,EBADR:114,EXFULL:115,ENOANO:104,EBADRQC:103,EBADSLT:102,EDEADLOCK:16,EBFONT:101,ENOSTR:100,ENODATA:116,ETIME:117,ENOSR:118,ENONET:119,ENOPKG:120,EREMOTE:121,ENOLINK:47,EADV:122,ESRMNT:123,ECOMM:124,EPROTO:65,EMULTIHOP:36,EDOTDOT:125,EBADMSG:9,ENOTUNIQ:126,EBADFD:127,EREMCHG:128,ELIBACC:129,ELIBBAD:130,ELIBSCN:131,ELIBMAX:132,ELIBEXEC:133,ENOSYS:52,ENOTEMPTY:55,ENAMETOOLONG:37,ELOOP:32,EOPNOTSUPP:138,EPFNOSUPPORT:139,ECONNRESET:15,ENOBUFS:42,EAFNOSUPPORT:5,EPROTOTYPE:67,ENOTSOCK:57,ENOPROTOOPT:50,ESHUTDOWN:140,ECONNREFUSED:14,EADDRINUSE:3,ECONNABORTED:13,ENETUNREACH:40,ENETDOWN:38,ETIMEDOUT:73,EHOSTDOWN:142,EHOSTUNREACH:23,EINPROGRESS:26,EALREADY:7,EDESTADDRREQ:17,EMSGSIZE:35,EPROTONOSUPPORT:66,ESOCKTNOSUPPORT:137,EADDRNOTAVAIL:4,ENETRESET:39,EISCONN:30,ENOTCONN:53,ETOOMANYREFS:141,EUSERS:136,EDQUOT:19,ESTALE:72,ENOTSUP:138,ENOMEDIUM:148,EILSEQ:25,EOVERFLOW:61,ECANCELED:11,ENOTRECOVERABLE:56,EOWNERDEAD:62,ESTRPIPE:135};var PROXYFS={mount(mount){return PROXYFS.createNode(null,"/",mount.opts.fs.lstat(mount.opts.root).mode,0)},createNode(parent,name,mode,dev){if(!FS.isDir(mode)&&!FS.isFile(mode)&&!FS.isLink(mode)){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}var node=FS.createNode(parent,name,mode);node.node_ops=PROXYFS.node_ops;node.stream_ops=PROXYFS.stream_ops;return node},realPath(node){var parts=[];while(node.parent!==node){parts.push(node.name);node=node.parent}parts.push(node.mount.opts.root);parts.reverse();return PATH.join(...parts)},node_ops:{getattr(node){var path=PROXYFS.realPath(node);var stat;try{stat=node.mount.opts.fs.lstat(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return{dev:stat.dev,ino:stat.ino,mode:stat.mode,nlink:stat.nlink,uid:stat.uid,gid:stat.gid,rdev:stat.rdev,size:stat.size,atime:stat.atime,mtime:stat.mtime,ctime:stat.ctime,blksize:stat.blksize,blocks:stat.blocks}},setattr(node,attr){var path=PROXYFS.realPath(node);try{if(attr.mode!==undefined){node.mount.opts.fs.chmod(path,attr.mode);node.mode=attr.mode}if(attr.atime||attr.mtime){var atime=new Date(attr.atime||attr.mtime);var mtime=new Date(attr.mtime||attr.atime);node.mount.opts.fs.utime(path,atime,mtime)}if(attr.size!==undefined){node.mount.opts.fs.truncate(path,attr.size)}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},lookup(parent,name){try{var path=PATH.join2(PROXYFS.realPath(parent),name);var mode=parent.mount.opts.fs.lstat(path).mode;var node=PROXYFS.createNode(parent,name,mode);return node}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},mknod(parent,name,mode,dev){var node=PROXYFS.createNode(parent,name,mode,dev);var path=PROXYFS.realPath(node);try{if(FS.isDir(node.mode)){node.mount.opts.fs.mkdir(path,node.mode)}else{node.mount.opts.fs.writeFile(path,"",{mode:node.mode})}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return node},rename(oldNode,newDir,newName){var oldPath=PROXYFS.realPath(oldNode);var newPath=PATH.join2(PROXYFS.realPath(newDir),newName);try{oldNode.mount.opts.fs.rename(oldPath,newPath);oldNode.name=newName}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},unlink(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.unlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},rmdir(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.rmdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readdir(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},symlink(parent,newName,oldPath){var newPath=PATH.join2(PROXYFS.realPath(parent),newName);try{parent.mount.opts.fs.symlink(oldPath,newPath)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readlink(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}}},stream_ops:{open(stream){var path=PROXYFS.realPath(stream.node);try{stream.nfd=stream.node.mount.opts.fs.open(path,stream.flags)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},close(stream){try{stream.node.mount.opts.fs.close(stream.nfd)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},read(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.read(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},write(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.write(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},llseek(stream,offset,whence){var position=offset;if(whence===1){position+=stream.position}else if(whence===2){if(FS.isFile(stream.node.mode)){try{var stat=stream.node.node_ops.getattr(stream.node);position+=stat.size}catch(e){throw new FS.ErrnoError(ERRNO_CODES[e.code])}}}if(position<0){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}return position}}};var FS={root:null,mounts:[],devices:{},streams:[],nextInode:1,nameTable:null,currentPath:"/",initialized:false,ignorePermissions:true,ErrnoError:class{name="ErrnoError";constructor(errno){this.errno=errno}},filesystems:null,syncFSRequests:0,readFiles:{},FSStream:class{shared={};get object(){return this.node}set object(val){this.node=val}get isRead(){return(this.flags&2097155)!==1}get isWrite(){return(this.flags&2097155)!==0}get isAppend(){return this.flags&1024}get flags(){return this.shared.flags}set flags(val){this.shared.flags=val}get position(){return this.shared.position}set position(val){this.shared.position=val}},FSNode:class{node_ops={};stream_ops={};readMode=292|73;writeMode=146;mounted=null;constructor(parent,name,mode,rdev){if(!parent){parent=this}this.parent=parent;this.mount=parent.mount;this.id=FS.nextInode++;this.name=name;this.mode=mode;this.rdev=rdev;this.atime=this.mtime=this.ctime=Date.now()}get read(){return(this.mode&this.readMode)===this.readMode}set read(val){val?this.mode|=this.readMode:this.mode&=~this.readMode}get write(){return(this.mode&this.writeMode)===this.writeMode}set write(val){val?this.mode|=this.writeMode:this.mode&=~this.writeMode}get isFolder(){return FS.isDir(this.mode)}get isDevice(){return FS.isChrdev(this.mode)}},lookupPath(path,opts={}){if(!path)return{path:"",node:null};opts.follow_mount??=true;if(!PATH.isAbs(path)){path=FS.cwd()+"/"+path}linkloop:for(var nlinks=0;nlinks<40;nlinks++){var parts=path.split("/").filter(p=>!!p&&p!==".");var current=FS.root;var current_path="/";for(var i=0;i>>0)%FS.nameTable.length},hashAddNode(node){var hash=FS.hashName(node.parent.id,node.name);node.name_next=FS.nameTable[hash];FS.nameTable[hash]=node},hashRemoveNode(node){var hash=FS.hashName(node.parent.id,node.name);if(FS.nameTable[hash]===node){FS.nameTable[hash]=node.name_next}else{var current=FS.nameTable[hash];while(current){if(current.name_next===node){current.name_next=node.name_next;break}current=current.name_next}}},lookupNode(parent,name){var errCode=FS.mayLookup(parent);if(errCode){throw new FS.ErrnoError(errCode)}var hash=FS.hashName(parent.id,name);for(var node=FS.nameTable[hash];node;node=node.name_next){var nodeName=node.name;if(node.parent.id===parent.id&&nodeName===name){return node}}return FS.lookup(parent,name)},createNode(parent,name,mode,rdev){var node=new FS.FSNode(parent,name,mode,rdev);FS.hashAddNode(node);return node},destroyNode(node){FS.hashRemoveNode(node)},isRoot(node){return node===node.parent},isMountpoint(node){return!!node.mounted},isFile(mode){return(mode&61440)===32768},isDir(mode){return(mode&61440)===16384},isLink(mode){return(mode&61440)===40960},isChrdev(mode){return(mode&61440)===8192},isBlkdev(mode){return(mode&61440)===24576},isFIFO(mode){return(mode&61440)===4096},isSocket(mode){return(mode&49152)===49152},flagsToPermissionString(flag){var perms=["r","w","rw"][flag&3];if(flag&512){perms+="w"}return perms},nodePermissions(node,perms){if(FS.ignorePermissions){return 0}if(perms.includes("r")&&!(node.mode&292)){return 2}else if(perms.includes("w")&&!(node.mode&146)){return 2}else if(perms.includes("x")&&!(node.mode&73)){return 2}return 0},mayLookup(dir){if(!FS.isDir(dir.mode))return 54;var errCode=FS.nodePermissions(dir,"x");if(errCode)return errCode;if(!dir.node_ops.lookup)return 2;return 0},mayCreate(dir,name){if(!FS.isDir(dir.mode)){return 54}try{var node=FS.lookupNode(dir,name);return 20}catch(e){}return FS.nodePermissions(dir,"wx")},mayDelete(dir,name,isdir){var node;try{node=FS.lookupNode(dir,name)}catch(e){return e.errno}var errCode=FS.nodePermissions(dir,"wx");if(errCode){return errCode}if(isdir){if(!FS.isDir(node.mode)){return 54}if(FS.isRoot(node)||FS.getPath(node)===FS.cwd()){return 10}}else{if(FS.isDir(node.mode)){return 31}}return 0},mayOpen(node,flags){if(!node){return 44}if(FS.isLink(node.mode)){return 32}else if(FS.isDir(node.mode)){if(FS.flagsToPermissionString(flags)!=="r"||flags&512){return 31}}return FS.nodePermissions(node,FS.flagsToPermissionString(flags))},MAX_OPEN_FDS:4096,nextfd(){for(var fd=0;fd<=FS.MAX_OPEN_FDS;fd++){if(!FS.streams[fd]){return fd}}throw new FS.ErrnoError(33)},getStreamChecked(fd){var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}return stream},getStream:fd=>FS.streams[fd],createStream(stream,fd=-1){stream=Object.assign(new FS.FSStream,stream);if(fd==-1){fd=FS.nextfd()}stream.fd=fd;FS.streams[fd]=stream;return stream},closeStream(fd){FS.streams[fd]=null},dupStream(origStream,fd=-1){var stream=FS.createStream(origStream,fd);stream.stream_ops?.dup?.(stream);return stream},chrdev_stream_ops:{open(stream){var device=FS.getDevice(stream.node.rdev);stream.stream_ops=device.stream_ops;stream.stream_ops.open?.(stream)},llseek(){throw new FS.ErrnoError(70)}},major:dev=>dev>>8,minor:dev=>dev&255,makedev:(ma,mi)=>ma<<8|mi,registerDevice(dev,ops){FS.devices[dev]={stream_ops:ops}},getDevice:dev=>FS.devices[dev],getMounts(mount){var mounts=[];var check=[mount];while(check.length){var m=check.pop();mounts.push(m);check.push(...m.mounts)}return mounts},syncfs(populate,callback){if(typeof populate=="function"){callback=populate;populate=false}FS.syncFSRequests++;if(FS.syncFSRequests>1){err(`warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work`)}var mounts=FS.getMounts(FS.root.mount);var completed=0;function doCallback(errCode){FS.syncFSRequests--;return callback(errCode)}function done(errCode){if(errCode){if(!done.errored){done.errored=true;return doCallback(errCode)}return}if(++completed>=mounts.length){doCallback(null)}}mounts.forEach(mount=>{if(!mount.type.syncfs){return done(null)}mount.type.syncfs(mount,populate,done)})},mount(type,opts,mountpoint){var root=mountpoint==="/";var pseudo=!mountpoint;var node;if(root&&FS.root){throw new FS.ErrnoError(10)}else if(!root&&!pseudo){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});mountpoint=lookup.path;node=lookup.node;if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}if(!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}}var mount={type,opts,mountpoint,mounts:[]};var mountRoot=type.mount(mount);mountRoot.mount=mount;mount.root=mountRoot;if(root){FS.root=mountRoot}else if(node){node.mounted=mount;if(node.mount){node.mount.mounts.push(mount)}}return mountRoot},unmount(mountpoint){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});if(!FS.isMountpoint(lookup.node)){throw new FS.ErrnoError(28)}var node=lookup.node;var mount=node.mounted;var mounts=FS.getMounts(mount);Object.keys(FS.nameTable).forEach(hash=>{var current=FS.nameTable[hash];while(current){var next=current.name_next;if(mounts.includes(current.mount)){FS.destroyNode(current)}current=next}});node.mounted=null;var idx=node.mount.mounts.indexOf(mount);node.mount.mounts.splice(idx,1)},lookup(parent,name){return parent.node_ops.lookup(parent,name)},mknod(path,mode,dev){var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);if(!name||name==="."||name===".."){throw new FS.ErrnoError(28)}var errCode=FS.mayCreate(parent,name);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.mknod){throw new FS.ErrnoError(63)}return parent.node_ops.mknod(parent,name,mode,dev)},statfs(path){var rtn={bsize:4096,frsize:4096,blocks:1e6,bfree:5e5,bavail:5e5,files:FS.nextInode,ffree:FS.nextInode-1,fsid:42,flags:2,namelen:255};var parent=FS.lookupPath(path,{follow:true}).node;if(parent?.node_ops.statfs){Object.assign(rtn,parent.node_ops.statfs(parent.mount.opts.root))}return rtn},create(path,mode=438){mode&=4095;mode|=32768;return FS.mknod(path,mode,0)},mkdir(path,mode=511){mode&=511|512;mode|=16384;return FS.mknod(path,mode,0)},mkdirTree(path,mode){var dirs=path.split("/");var d="";for(var i=0;iFS.currentPath,chdir(path){var lookup=FS.lookupPath(path,{follow:true});if(lookup.node===null){throw new FS.ErrnoError(44)}if(!FS.isDir(lookup.node.mode)){throw new FS.ErrnoError(54)}var errCode=FS.nodePermissions(lookup.node,"x");if(errCode){throw new FS.ErrnoError(errCode)}FS.currentPath=lookup.path},createDefaultDirectories(){FS.mkdir("/tmp");FS.mkdir("/home");FS.mkdir("/home/web_user")},createDefaultDevices(){FS.mkdir("/dev");FS.registerDevice(FS.makedev(1,3),{read:()=>0,write:(stream,buffer,offset,length,pos)=>length,llseek:()=>0});FS.mkdev("/dev/null",FS.makedev(1,3));TTY.register(FS.makedev(5,0),TTY.default_tty_ops);TTY.register(FS.makedev(6,0),TTY.default_tty1_ops);FS.mkdev("/dev/tty",FS.makedev(5,0));FS.mkdev("/dev/tty1",FS.makedev(6,0));var randomBuffer=new Uint8Array(1024),randomLeft=0;var randomByte=()=>{if(randomLeft===0){randomLeft=randomFill(randomBuffer).byteLength}return randomBuffer[--randomLeft]};FS.createDevice("/dev","random",randomByte);FS.createDevice("/dev","urandom",randomByte);FS.mkdir("/dev/shm");FS.mkdir("/dev/shm/tmp")},createSpecialDirectories(){FS.mkdir("/proc");var proc_self=FS.mkdir("/proc/self");FS.mkdir("/proc/self/fd");FS.mount({mount(){var node=FS.createNode(proc_self,"fd",16895,73);node.stream_ops={llseek:MEMFS.stream_ops.llseek};node.node_ops={lookup(parent,name){var fd=+name;var stream=FS.getStreamChecked(fd);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path},id:fd+1};ret.parent=ret;return ret},readdir(){return Array.from(FS.streams.entries()).filter(([k,v])=>v).map(([k,v])=>k.toString())}};return node}},{},"/proc/self/fd")},createStandardStreams(input,output,error){if(input){FS.createDevice("/dev","stdin",input)}else{FS.symlink("/dev/tty","/dev/stdin")}if(output){FS.createDevice("/dev","stdout",null,output)}else{FS.symlink("/dev/tty","/dev/stdout")}if(error){FS.createDevice("/dev","stderr",null,error)}else{FS.symlink("/dev/tty1","/dev/stderr")}var stdin=FS.open("/dev/stdin",0);var stdout=FS.open("/dev/stdout",1);var stderr=FS.open("/dev/stderr",1)},staticInit(){FS.nameTable=new Array(4096);FS.mount(MEMFS,{},"/");FS.createDefaultDirectories();FS.createDefaultDevices();FS.createSpecialDirectories();FS.filesystems={MEMFS,PROXYFS}},init(input,output,error){FS.initialized=true;input??=Module["stdin"];output??=Module["stdout"];error??=Module["stderr"];FS.createStandardStreams(input,output,error)},quit(){FS.initialized=false;_fflush(0);for(var i=0;ithis.length-1||idx<0){return undefined}var chunkOffset=idx%this.chunkSize;var chunkNum=idx/this.chunkSize|0;return this.getter(chunkNum)[chunkOffset]}setDataGetter(getter){this.getter=getter}cacheLength(){var xhr=new XMLHttpRequest;xhr.open("HEAD",url,false);xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);var datalength=Number(xhr.getResponseHeader("Content-length"));var header;var hasByteServing=(header=xhr.getResponseHeader("Accept-Ranges"))&&header==="bytes";var usesGzip=(header=xhr.getResponseHeader("Content-Encoding"))&&header==="gzip";var chunkSize=1024*1024;if(!hasByteServing)chunkSize=datalength;var doXHR=(from,to)=>{if(from>to)throw new Error("invalid range ("+from+", "+to+") or no bytes requested!");if(to>datalength-1)throw new Error("only "+datalength+" bytes available! programmer error!");var xhr=new XMLHttpRequest;xhr.open("GET",url,false);if(datalength!==chunkSize)xhr.setRequestHeader("Range","bytes="+from+"-"+to);xhr.responseType="arraybuffer";if(xhr.overrideMimeType){xhr.overrideMimeType("text/plain; charset=x-user-defined")}xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);if(xhr.response!==undefined){return new Uint8Array(xhr.response||[])}return intArrayFromString(xhr.responseText||"",true)};var lazyArray=this;lazyArray.setDataGetter(chunkNum=>{var start=chunkNum*chunkSize;var end=(chunkNum+1)*chunkSize-1;end=Math.min(end,datalength-1);if(typeof lazyArray.chunks[chunkNum]=="undefined"){lazyArray.chunks[chunkNum]=doXHR(start,end)}if(typeof lazyArray.chunks[chunkNum]=="undefined")throw new Error("doXHR failed!");return lazyArray.chunks[chunkNum]});if(usesGzip||!datalength){chunkSize=datalength=1;datalength=this.getter(0).length;chunkSize=datalength;out("LazyFiles on gzip forces download of the whole file when length is accessed")}this._length=datalength;this._chunkSize=chunkSize;this.lengthKnown=true}get length(){if(!this.lengthKnown){this.cacheLength()}return this._length}get chunkSize(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}}if(typeof XMLHttpRequest!="undefined"){if(!ENVIRONMENT_IS_WORKER)throw"Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc";var lazyArray=new LazyUint8Array;var properties={isDevice:false,contents:lazyArray}}else{var properties={isDevice:false,url}}var node=FS.createFile(parent,name,properties,canRead,canWrite);if(properties.contents){node.contents=properties.contents}else if(properties.url){node.contents=null;node.url=properties.url}Object.defineProperties(node,{usedBytes:{get:function(){return this.contents.length}}});var stream_ops={};var keys=Object.keys(node.stream_ops);keys.forEach(key=>{var fn=node.stream_ops[key];stream_ops[key]=(...args)=>{FS.forceLoadFile(node);return fn(...args)}});function writeChunks(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=contents.length)return 0;var size=Math.min(contents.length-position,length);if(contents.slice){for(var i=0;i{FS.forceLoadFile(node);return writeChunks(stream,buffer,offset,length,position)};stream_ops.mmap=(stream,length,position,prot,flags)=>{FS.forceLoadFile(node);var ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}writeChunks(stream,HEAP8,ptr,length,position);return{ptr,allocated:true}};node.stream_ops=stream_ops;return node}};Module["FS"]=FS;var SOCKFS={websocketArgs:{},callbacks:{},on(event,callback){SOCKFS.callbacks[event]=callback},emit(event,param){SOCKFS.callbacks[event]?.(param)},mount(mount){SOCKFS.websocketArgs=Module["websocket"]||{};(Module["websocket"]??={})["on"]=SOCKFS.on;return FS.createNode(null,"/",16895,0)},createSocket(family,type,protocol){type&=~526336;var streaming=type==1;if(streaming&&protocol&&protocol!=6){throw new FS.ErrnoError(66)}var sock={family,type,protocol,server:null,error:null,peers:{},pending:[],recv_queue:[],sock_ops:SOCKFS.websocket_sock_ops};var name=SOCKFS.nextname();var node=FS.createNode(SOCKFS.root,name,49152,0);node.sock=sock;var stream=FS.createStream({path:name,node,flags:2,seekable:false,stream_ops:SOCKFS.stream_ops});sock.stream=stream;return sock},getSocket(fd){var stream=FS.getStream(fd);if(!stream||!FS.isSocket(stream.node.mode)){return null}return stream.node.sock},stream_ops:{poll(stream){var sock=stream.node.sock;return sock.sock_ops.poll(sock)},ioctl(stream,request,varargs){var sock=stream.node.sock;return sock.sock_ops.ioctl(sock,request,varargs)},read(stream,buffer,offset,length,position){var sock=stream.node.sock;var msg=sock.sock_ops.recvmsg(sock,length);if(!msg){return 0}buffer.set(msg.buffer,offset);return msg.buffer.length},write(stream,buffer,offset,length,position){var sock=stream.node.sock;return sock.sock_ops.sendmsg(sock,buffer,offset,length)},close(stream){var sock=stream.node.sock;sock.sock_ops.close(sock)}},nextname(){if(!SOCKFS.nextname.current){SOCKFS.nextname.current=0}return`socket[${SOCKFS.nextname.current++}]`},websocket_sock_ops:{createPeer(sock,addr,port){var ws;if(typeof addr=="object"){ws=addr;addr=null;port=null}if(ws){if(ws._socket){addr=ws._socket.remoteAddress;port=ws._socket.remotePort}else{var result=/ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url);if(!result){throw new Error("WebSocket URL must be in the format ws(s)://address:port")}addr=result[1];port=parseInt(result[2],10)}}else{try{var url="ws:#".replace("#","//");var subProtocols="binary";var opts=undefined;if("function"===typeof SOCKFS.websocketArgs["url"]) { +url = SOCKFS.websocketArgs["url"](...arguments); +}else if ("string" === typeof SOCKFS.websocketArgs["url"]){url=SOCKFS.websocketArgs["url"]}if(SOCKFS.websocketArgs["subprotocol"]){subProtocols=SOCKFS.websocketArgs["subprotocol"]}else if(SOCKFS.websocketArgs["subprotocol"]===null){subProtocols="null"}if(url==="ws://"||url==="wss://"){var parts=addr.split("/");url=url+parts[0]+":"+port+"/"+parts.slice(1).join("/")}if(subProtocols!=="null"){subProtocols=subProtocols.replace(/^ +| +$/g,"").split(/ *, */);opts=subProtocols}var WebSocketConstructor;{WebSocketConstructor=WebSocket}if (Module['websocket']['decorator']) {WebSocketConstructor = Module['websocket']['decorator'](WebSocketConstructor);}ws = new WebSocketConstructor(url,opts);ws.binaryType="arraybuffer"}catch(e){throw new FS.ErrnoError(23)}}var peer={addr,port,socket:ws,msg_send_queue:[]};SOCKFS.websocket_sock_ops.addPeer(sock,peer);SOCKFS.websocket_sock_ops.handlePeerEvents(sock,peer);if(sock.type===2&&typeof sock.sport!="undefined"){peer.msg_send_queue.push(new Uint8Array([255,255,255,255,"p".charCodeAt(0),"o".charCodeAt(0),"r".charCodeAt(0),"t".charCodeAt(0),(sock.sport&65280)>>8,sock.sport&255]))}return peer},getPeer(sock,addr,port){return sock.peers[addr+":"+port]},addPeer(sock,peer){sock.peers[peer.addr+":"+peer.port]=peer},removePeer(sock,peer){delete sock.peers[peer.addr+":"+peer.port]},handlePeerEvents(sock,peer){var first=true;var handleOpen=function(){sock.connecting=false;SOCKFS.emit("open",sock.stream.fd);try{var queued=peer.msg_send_queue.shift();while(queued){peer.socket.send(queued);queued=peer.msg_send_queue.shift()}}catch(e){peer.socket.close()}};function handleMessage(data){if(typeof data=="string"){var encoder=new TextEncoder;data=encoder.encode(data)}else{assert(data.byteLength!==undefined);if(data.byteLength==0){return}data=new Uint8Array(data)}var wasfirst=first;first=false;if(wasfirst&&data.length===10&&data[0]===255&&data[1]===255&&data[2]===255&&data[3]===255&&data[4]==="p".charCodeAt(0)&&data[5]==="o".charCodeAt(0)&&data[6]==="r".charCodeAt(0)&&data[7]==="t".charCodeAt(0)){var newport=data[8]<<8|data[9];SOCKFS.websocket_sock_ops.removePeer(sock,peer);peer.port=newport;SOCKFS.websocket_sock_ops.addPeer(sock,peer);return}sock.recv_queue.push({addr:peer.addr,port:peer.port,data});SOCKFS.emit("message",sock.stream.fd)}if(ENVIRONMENT_IS_NODE){peer.socket.on("open",handleOpen);peer.socket.on("message",function(data,isBinary){if(!isBinary){return}handleMessage(new Uint8Array(data).buffer)});peer.socket.on("close",function(){SOCKFS.emit("close",sock.stream.fd)});peer.socket.on("error",function(error){sock.error=14;SOCKFS.emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])})}else{peer.socket.onopen=handleOpen;peer.socket.onclose=function(){SOCKFS.emit("close",sock.stream.fd)};peer.socket.onmessage=function peer_socket_onmessage(event){handleMessage(event.data)};peer.socket.onerror=function(error){sock.error=14;SOCKFS.emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])}}},poll(sock){if(sock.type===1&&sock.server){return sock.pending.length?64|1:0}var mask=0;var dest=sock.type===1?SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport):null;if(sock.recv_queue.length||!dest||dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=64|1}if(!dest||dest&&dest.socket.readyState===dest.socket.OPEN){mask|=4}if(dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){if(sock.connecting){mask|=4}else{mask|=16}}return mask},ioctl(sock,request,arg){switch(request){case 21531:var bytes=0;if(sock.recv_queue.length){bytes=sock.recv_queue[0].data.length}HEAP32[arg>>2]=bytes;return 0;default:return 28}},close(sock){if(sock.server){try{sock.server.close()}catch(e){}sock.server=null}var peers=Object.keys(sock.peers);for(var i=0;i{var socket=SOCKFS.getSocket(fd);if(!socket)throw new FS.ErrnoError(8);return socket};var inetPton4=str=>{var b=str.split(".");for(var i=0;i<4;i++){var tmp=Number(b[i]);if(isNaN(tmp))return null;b[i]=tmp}return(b[0]|b[1]<<8|b[2]<<16|b[3]<<24)>>>0};var jstoi_q=str=>parseInt(str);var inetPton6=str=>{var words;var w,offset,z;var valid6regx=/^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i;var parts=[];if(!valid6regx.test(str)){return null}if(str==="::"){return[0,0,0,0,0,0,0,0]}if(str.startsWith("::")){str=str.replace("::","Z:")}else{str=str.replace("::",":Z:")}if(str.indexOf(".")>0){str=str.replace(new RegExp("[.]","g"),":");words=str.split(":");words[words.length-4]=jstoi_q(words[words.length-4])+jstoi_q(words[words.length-3])*256;words[words.length-3]=jstoi_q(words[words.length-2])+jstoi_q(words[words.length-1])*256;words=words.slice(0,words.length-2)}else{words=str.split(":")}offset=0;z=0;for(w=0;w{switch(family){case 2:addr=inetPton4(addr);zeroMemory(sa,16);if(addrlen){HEAP32[addrlen>>2]=16}HEAP16[sa>>1]=family;HEAP32[sa+4>>2]=addr;HEAP16[sa+2>>1]=_htons(port);break;case 10:addr=inetPton6(addr);zeroMemory(sa,28);if(addrlen){HEAP32[addrlen>>2]=28}HEAP32[sa>>2]=family;HEAP32[sa+8>>2]=addr[0];HEAP32[sa+12>>2]=addr[1];HEAP32[sa+16>>2]=addr[2];HEAP32[sa+20>>2]=addr[3];HEAP16[sa+2>>1]=_htons(port);break;default:return 5}return 0};var DNS={address_map:{id:1,addrs:{},names:{}},lookup_name(name){var res=inetPton4(name);if(res!==null){return name}res=inetPton6(name);if(res!==null){return name}var addr;if(DNS.address_map.addrs[name]){addr=DNS.address_map.addrs[name]}else{var id=DNS.address_map.id++;assert(id<65535,"exceeded max address mappings of 65535");addr="172.29."+(id&255)+"."+(id&65280);DNS.address_map.names[addr]=name;DNS.address_map.addrs[name]=addr}return addr},lookup_addr(addr){if(DNS.address_map.names[addr]){return DNS.address_map.names[addr]}return null}};function ___syscall_accept4(fd,addr,addrlen,flags,d1,d2){try{var sock=getSocketFromFD(fd);var newsock=sock.sock_ops.accept(sock);if(addr){var errno=writeSockaddr(addr,newsock.family,DNS.lookup_name(newsock.daddr),newsock.dport,addrlen)}return newsock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var inetNtop4=addr=>(addr&255)+"."+(addr>>8&255)+"."+(addr>>16&255)+"."+(addr>>24&255);var inetNtop6=ints=>{var str="";var word=0;var longest=0;var lastzero=0;var zstart=0;var len=0;var i=0;var parts=[ints[0]&65535,ints[0]>>16,ints[1]&65535,ints[1]>>16,ints[2]&65535,ints[2]>>16,ints[3]&65535,ints[3]>>16];var hasipv4=true;var v4part="";for(i=0;i<5;i++){if(parts[i]!==0){hasipv4=false;break}}if(hasipv4){v4part=inetNtop4(parts[6]|parts[7]<<16);if(parts[5]===-1){str="::ffff:";str+=v4part;return str}if(parts[5]===0){str="::";if(v4part==="0.0.0.0")v4part="";if(v4part==="0.0.0.1")v4part="1";str+=v4part;return str}}for(word=0;word<8;word++){if(parts[word]===0){if(word-lastzero>1){len=0}lastzero=word;len++}if(len>longest){longest=len;zstart=word-longest+1}}for(word=0;word<8;word++){if(longest>1){if(parts[word]===0&&word>=zstart&&word{var family=HEAP16[sa>>1];var port=_ntohs(HEAPU16[sa+2>>1]);var addr;switch(family){case 2:if(salen!==16){return{errno:28}}addr=HEAP32[sa+4>>2];addr=inetNtop4(addr);break;case 10:if(salen!==28){return{errno:28}}addr=[HEAP32[sa+8>>2],HEAP32[sa+12>>2],HEAP32[sa+16>>2],HEAP32[sa+20>>2]];addr=inetNtop6(addr);break;default:return{errno:5}}return{family,addr,port}};var getSocketAddress=(addrp,addrlen)=>{var info=readSockaddr(addrp,addrlen);if(info.errno)throw new FS.ErrnoError(info.errno);info.addr=DNS.lookup_addr(info.addr)||info.addr;return info};function ___syscall_bind(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.bind(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var SYSCALLS={DEFAULT_POLLMASK:5,calculateAt(dirfd,path,allowEmpty){if(PATH.isAbs(path)){return path}var dir;if(dirfd===-100){dir=FS.cwd()}else{var dirstream=SYSCALLS.getStreamFromFD(dirfd);dir=dirstream.path}if(path.length==0){if(!allowEmpty){throw new FS.ErrnoError(44)}return dir}return dir+"/"+path},doStat(func,path,buf){var stat=func(path);HEAP32[buf>>2]=stat.dev;HEAP32[buf+4>>2]=stat.mode;HEAPU32[buf+8>>2]=stat.nlink;HEAP32[buf+12>>2]=stat.uid;HEAP32[buf+16>>2]=stat.gid;HEAP32[buf+20>>2]=stat.rdev;tempI64=[stat.size>>>0,(tempDouble=stat.size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+24>>2]=tempI64[0],HEAP32[buf+28>>2]=tempI64[1];HEAP32[buf+32>>2]=4096;HEAP32[buf+36>>2]=stat.blocks;var atime=stat.atime.getTime();var mtime=stat.mtime.getTime();var ctime=stat.ctime.getTime();tempI64=[Math.floor(atime/1e3)>>>0,(tempDouble=Math.floor(atime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+40>>2]=tempI64[0],HEAP32[buf+44>>2]=tempI64[1];HEAPU32[buf+48>>2]=atime%1e3*1e3*1e3;tempI64=[Math.floor(mtime/1e3)>>>0,(tempDouble=Math.floor(mtime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+56>>2]=tempI64[0],HEAP32[buf+60>>2]=tempI64[1];HEAPU32[buf+64>>2]=mtime%1e3*1e3*1e3;tempI64=[Math.floor(ctime/1e3)>>>0,(tempDouble=Math.floor(ctime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+72>>2]=tempI64[0],HEAP32[buf+76>>2]=tempI64[1];HEAPU32[buf+80>>2]=ctime%1e3*1e3*1e3;tempI64=[stat.ino>>>0,(tempDouble=stat.ino,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+88>>2]=tempI64[0],HEAP32[buf+92>>2]=tempI64[1];return 0},doMsync(addr,stream,len,flags,offset){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}if(flags&2){return 0}var buffer=HEAPU8.slice(addr,addr+len);FS.msync(stream,buffer,offset,len,flags)},getStreamFromFD(fd){var stream=FS.getStreamChecked(fd);return stream},varargs:undefined,getStr(ptr){var ret=UTF8ToString(ptr);return ret}};function ___syscall_chdir(path){try{path=SYSCALLS.getStr(path);FS.chdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_chmod(path,mode){try{path=SYSCALLS.getStr(path);FS.chmod(path,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_connect(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.connect(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup(fd){try{var old=SYSCALLS.getStreamFromFD(fd);return FS.dupStream(old).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup3(fd,newfd,flags){try{var old=SYSCALLS.getStreamFromFD(fd);if(old.fd===newfd)return-28;if(newfd<0||newfd>=FS.MAX_OPEN_FDS)return-8;var existing=FS.getStream(newfd);if(existing)FS.close(existing);return FS.dupStream(old,newfd).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_faccessat(dirfd,path,amode,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(amode&~7){return-28}var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;if(!node){return-44}var perms="";if(amode&4)perms+="r";if(amode&2)perms+="w";if(amode&1)perms+="x";if(perms&&FS.nodePermissions(node,perms)){return-2}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchmod(fd,mode){try{FS.fchmod(fd,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchown32(fd,owner,group){try{FS.fchown(fd,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchownat(dirfd,path,owner,group,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;flags=flags&~256;path=SYSCALLS.calculateAt(dirfd,path);(nofollow?FS.lchown:FS.chown)(path,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var syscallGetVarargI=()=>{var ret=HEAP32[+SYSCALLS.varargs>>2];SYSCALLS.varargs+=4;return ret};var syscallGetVarargP=syscallGetVarargI;function ___syscall_fcntl64(fd,cmd,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(cmd){case 0:{var arg=syscallGetVarargI();if(arg<0){return-28}while(FS.streams[arg]){arg++}var newStream;newStream=FS.dupStream(stream,arg);return newStream.fd}case 1:case 2:return 0;case 3:return stream.flags;case 4:{var arg=syscallGetVarargI();stream.flags|=arg;return 0}case 12:{var arg=syscallGetVarargP();var offset=0;HEAP16[arg+offset>>1]=2;return 0}case 13:case 14:return 0}return-28}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fstat64(fd,buf){try{var stream=SYSCALLS.getStreamFromFD(fd);return SYSCALLS.doStat(FS.stat,stream.path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var convertI32PairToI53Checked=(lo,hi)=>hi+2097152>>>0<4194305-!!lo?(lo>>>0)+hi*4294967296:NaN;function ___syscall_ftruncate64(fd,length_low,length_high){var length=convertI32PairToI53Checked(length_low,length_high);try{if(isNaN(length))return 61;FS.ftruncate(fd,length);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var stringToUTF8=(str,outPtr,maxBytesToWrite)=>stringToUTF8Array(str,HEAPU8,outPtr,maxBytesToWrite);Module["stringToUTF8"]=stringToUTF8;function ___syscall_getcwd(buf,size){try{if(size===0)return-28;var cwd=FS.cwd();var cwdLengthInBytes=lengthBytesUTF8(cwd)+1;if(size>>0,(tempDouble=id,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos>>2]=tempI64[0],HEAP32[dirp+pos+4>>2]=tempI64[1];tempI64=[(idx+1)*struct_size>>>0,(tempDouble=(idx+1)*struct_size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos+8>>2]=tempI64[0],HEAP32[dirp+pos+12>>2]=tempI64[1];HEAP16[dirp+pos+16>>1]=280;HEAP8[dirp+pos+18]=type;stringToUTF8(name,dirp+pos+19,256);pos+=struct_size}FS.llseek(stream,idx*struct_size,0);return pos}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getpeername(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);if(!sock.daddr){return-53}var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.daddr),sock.dport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockname(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.saddr||"0.0.0.0"),sock.sport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockopt(fd,level,optname,optval,optlen,d1){try{var sock=getSocketFromFD(fd);if(level===1){if(optname===4){HEAP32[optval>>2]=sock.error;HEAP32[optlen>>2]=4;sock.error=null;return 0}}return-50}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_ioctl(fd,op,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(op){case 21509:{if(!stream.tty)return-59;return 0}case 21505:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcgets){var termios=stream.tty.ops.ioctl_tcgets(stream);var argp=syscallGetVarargP();HEAP32[argp>>2]=termios.c_iflag||0;HEAP32[argp+4>>2]=termios.c_oflag||0;HEAP32[argp+8>>2]=termios.c_cflag||0;HEAP32[argp+12>>2]=termios.c_lflag||0;for(var i=0;i<32;i++){HEAP8[argp+i+17]=termios.c_cc[i]||0}return 0}return 0}case 21510:case 21511:case 21512:{if(!stream.tty)return-59;return 0}case 21506:case 21507:case 21508:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcsets){var argp=syscallGetVarargP();var c_iflag=HEAP32[argp>>2];var c_oflag=HEAP32[argp+4>>2];var c_cflag=HEAP32[argp+8>>2];var c_lflag=HEAP32[argp+12>>2];var c_cc=[];for(var i=0;i<32;i++){c_cc.push(HEAP8[argp+i+17])}return stream.tty.ops.ioctl_tcsets(stream.tty,op,{c_iflag,c_oflag,c_cflag,c_lflag,c_cc})}return 0}case 21519:{if(!stream.tty)return-59;var argp=syscallGetVarargP();HEAP32[argp>>2]=0;return 0}case 21520:{if(!stream.tty)return-59;return-28}case 21531:{var argp=syscallGetVarargP();return FS.ioctl(stream,op,argp)}case 21523:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tiocgwinsz){var winsize=stream.tty.ops.ioctl_tiocgwinsz(stream.tty);var argp=syscallGetVarargP();HEAP16[argp>>1]=winsize[0];HEAP16[argp+2>>1]=winsize[1]}return 0}case 21524:{if(!stream.tty)return-59;return 0}case 21515:{if(!stream.tty)return-59;return 0}default:return-28}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_listen(fd,backlog){try{var sock=getSocketFromFD(fd);sock.sock_ops.listen(sock,backlog);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_lstat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.lstat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_mkdirat(dirfd,path,mode){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);FS.mkdir(path,mode,0);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_newfstatat(dirfd,path,buf,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;var allowEmpty=flags&4096;flags=flags&~6400;path=SYSCALLS.calculateAt(dirfd,path,allowEmpty);return SYSCALLS.doStat(nofollow?FS.lstat:FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_openat(dirfd,path,flags,varargs){SYSCALLS.varargs=varargs;try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);var mode=varargs?syscallGetVarargI():0;return FS.open(path,flags,mode).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var PIPEFS={BUCKET_BUFFER_SIZE:8192,mount(mount){return FS.createNode(null,"/",16384|511,0)},createPipe(){var pipe={buckets:[],refcnt:2};pipe.buckets.push({buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:0,roffset:0});var rName=PIPEFS.nextname();var wName=PIPEFS.nextname();var rNode=FS.createNode(PIPEFS.root,rName,4096,0);var wNode=FS.createNode(PIPEFS.root,wName,4096,0);rNode.pipe=pipe;wNode.pipe=pipe;var readableStream=FS.createStream({path:rName,node:rNode,flags:0,seekable:false,stream_ops:PIPEFS.stream_ops});rNode.stream=readableStream;var writableStream=FS.createStream({path:wName,node:wNode,flags:1,seekable:false,stream_ops:PIPEFS.stream_ops});wNode.stream=writableStream;return{readable_fd:readableStream.fd,writable_fd:writableStream.fd}},stream_ops:{poll(stream){var pipe=stream.node.pipe;if((stream.flags&2097155)===1){return 256|4}if(pipe.buckets.length>0){for(var i=0;i0){return 64|1}}}return 0},ioctl(stream,request,varargs){return 28},fsync(stream){return 28},read(stream,buffer,offset,length,position){var pipe=stream.node.pipe;var currentLength=0;for(var i=0;i=dataLen){currBucket.buffer.set(data,currBucket.offset);currBucket.offset+=dataLen;return dataLen}else if(freeBytesInCurrBuffer>0){currBucket.buffer.set(data.subarray(0,freeBytesInCurrBuffer),currBucket.offset);currBucket.offset+=freeBytesInCurrBuffer;data=data.subarray(freeBytesInCurrBuffer,data.byteLength)}var numBuckets=data.byteLength/PIPEFS.BUCKET_BUFFER_SIZE|0;var remElements=data.byteLength%PIPEFS.BUCKET_BUFFER_SIZE;for(var i=0;i0){var newBucket={buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:data.byteLength,roffset:0};pipe.buckets.push(newBucket);newBucket.buffer.set(data)}return dataLen},close(stream){var pipe=stream.node.pipe;pipe.refcnt--;if(pipe.refcnt===0){pipe.buckets=null}}},nextname(){if(!PIPEFS.nextname.current){PIPEFS.nextname.current=0}return"pipe["+PIPEFS.nextname.current+++"]"}};function ___syscall_pipe(fdPtr){try{if(fdPtr==0){throw new FS.ErrnoError(21)}var res=PIPEFS.createPipe();HEAP32[fdPtr>>2]=res.readable_fd;HEAP32[fdPtr+4>>2]=res.writable_fd;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_poll(fds,nfds,timeout){try{var nonzero=0;for(var i=0;i>2];var events=HEAP16[pollfd+4>>1];var mask=32;var stream=FS.getStream(fd);if(stream){mask=SYSCALLS.DEFAULT_POLLMASK;if (stream.stream_ops?.poll){mask=stream.stream_ops.poll(stream,-1)}}mask&=events|8|16;if(mask)nonzero++;HEAP16[pollfd+6>>1]=mask}return nonzero}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_readlinkat(dirfd,path,buf,bufsize){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(bufsize<=0)return-28;var ret=FS.readlink(path);var len=Math.min(bufsize,lengthBytesUTF8(ret));var endChar=HEAP8[buf+len];stringToUTF8(ret,buf,bufsize+1);HEAP8[buf+len]=endChar;return len}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_recvfrom(fd,buf,len,flags,addr,addrlen){try{var sock=getSocketFromFD(fd);var msg=sock.sock_ops.recvmsg(sock, len, typeof flags !== "undefined" ? flags : 0);if(!msg)return 0;if(addr){var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(msg.addr),msg.port,addrlen)}HEAPU8.set(msg.buffer,buf);return msg.buffer.byteLength}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_renameat(olddirfd,oldpath,newdirfd,newpath){try{oldpath=SYSCALLS.getStr(oldpath);newpath=SYSCALLS.getStr(newpath);oldpath=SYSCALLS.calculateAt(olddirfd,oldpath);newpath=SYSCALLS.calculateAt(newdirfd,newpath);FS.rename(oldpath,newpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_rmdir(path){try{path=SYSCALLS.getStr(path);FS.rmdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_sendto(fd,message,length,flags,addr,addr_len){try{var sock=getSocketFromFD(fd);if(!addr){return FS.write(sock.stream,HEAP8,message,length)}var dest=getSocketAddress(addr,addr_len);return sock.sock_ops.sendmsg(sock,HEAP8,message,length,dest.addr,dest.port)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_socket(domain,type,protocol){try{var sock=SOCKFS.createSocket(domain,type,protocol);return sock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_stat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_statfs64(path,size,buf){try{var stats=FS.statfs(SYSCALLS.getStr(path));HEAP32[buf+4>>2]=stats.bsize;HEAP32[buf+40>>2]=stats.bsize;HEAP32[buf+8>>2]=stats.blocks;HEAP32[buf+12>>2]=stats.bfree;HEAP32[buf+16>>2]=stats.bavail;HEAP32[buf+20>>2]=stats.files;HEAP32[buf+24>>2]=stats.ffree;HEAP32[buf+28>>2]=stats.fsid;HEAP32[buf+44>>2]=stats.flags;HEAP32[buf+36>>2]=stats.namelen;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_symlinkat(target,dirfd,linkpath){try{target=SYSCALLS.getStr(target);linkpath=SYSCALLS.getStr(linkpath);linkpath=SYSCALLS.calculateAt(dirfd,linkpath);FS.symlink(target,linkpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_unlinkat(dirfd,path,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(flags===0){FS.unlink(path)}else if(flags===512){FS.rmdir(path)}else{abort("Invalid flags passed to unlinkat")}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var readI53FromI64=ptr=>HEAPU32[ptr>>2]+HEAP32[ptr+4>>2]*4294967296;function ___syscall_utimensat(dirfd,path,times,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path,true);var now=Date.now(),atime,mtime;if(!times){atime=now;mtime=now}else{var seconds=readI53FromI64(times);var nanoseconds=HEAP32[times+8>>2];if(nanoseconds==1073741823){atime=now}else if(nanoseconds==1073741822){atime=null}else{atime=seconds*1e3+nanoseconds/(1e3*1e3)}times+=16;seconds=readI53FromI64(times);nanoseconds=HEAP32[times+8>>2];if(nanoseconds==1073741823){mtime=now}else if(nanoseconds==1073741822){mtime=null}else{mtime=seconds*1e3+nanoseconds/(1e3*1e3)}}if((mtime??atime)!==null){FS.utime(path,atime,mtime)}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var __abort_js=()=>abort("");var __emscripten_lookup_name=name=>{var nameString=UTF8ToString(name);return inetPton4(DNS.lookup_name(nameString))};var __emscripten_memcpy_js=(dest,src,num)=>HEAPU8.copyWithin(dest,src,src+num);var runtimeKeepaliveCounter=0;var __emscripten_runtime_keepalive_clear=()=>{noExitRuntime=false;runtimeKeepaliveCounter=0};var __emscripten_throw_longjmp=()=>{throw Infinity};function __gmtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getUTCSeconds();HEAP32[tmPtr+4>>2]=date.getUTCMinutes();HEAP32[tmPtr+8>>2]=date.getUTCHours();HEAP32[tmPtr+12>>2]=date.getUTCDate();HEAP32[tmPtr+16>>2]=date.getUTCMonth();HEAP32[tmPtr+20>>2]=date.getUTCFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getUTCDay();var start=Date.UTC(date.getUTCFullYear(),0,1,0,0,0,0);var yday=(date.getTime()-start)/(1e3*60*60*24)|0;HEAP32[tmPtr+28>>2]=yday}var isLeapYear=year=>year%4===0&&(year%100!==0||year%400===0);var MONTH_DAYS_LEAP_CUMULATIVE=[0,31,60,91,121,152,182,213,244,274,305,335];var MONTH_DAYS_REGULAR_CUMULATIVE=[0,31,59,90,120,151,181,212,243,273,304,334];var ydayFromDate=date=>{var leap=isLeapYear(date.getFullYear());var monthDaysCumulative=leap?MONTH_DAYS_LEAP_CUMULATIVE:MONTH_DAYS_REGULAR_CUMULATIVE;var yday=monthDaysCumulative[date.getMonth()]+date.getDate()-1;return yday};function __localtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr+36>>2]=-(date.getTimezoneOffset()*60);var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dst=(summerOffset!=winterOffset&&date.getTimezoneOffset()==Math.min(winterOffset,summerOffset))|0;HEAP32[tmPtr+32>>2]=dst}var setTempRet0=val=>__emscripten_tempret_set(val);var __mktime_js=function(tmPtr){var ret=(()=>{var date=new Date(HEAP32[tmPtr+20>>2]+1900,HEAP32[tmPtr+16>>2],HEAP32[tmPtr+12>>2],HEAP32[tmPtr+8>>2],HEAP32[tmPtr+4>>2],HEAP32[tmPtr>>2],0);var dst=HEAP32[tmPtr+32>>2];var guessedOffset=date.getTimezoneOffset();var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dstOffset=Math.min(winterOffset,summerOffset);if(dst<0){HEAP32[tmPtr+32>>2]=Number(summerOffset!=winterOffset&&dstOffset==guessedOffset)}else if(dst>0!=(dstOffset==guessedOffset)){var nonDstOffset=Math.max(winterOffset,summerOffset);var trueOffset=dst>0?dstOffset:nonDstOffset;date.setTime(date.getTime()+(trueOffset-guessedOffset)*6e4)}HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getYear();var timeMs=date.getTime();if(isNaN(timeMs)){return-1}return timeMs/1e3})();return setTempRet0((tempDouble=ret,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)),ret>>>0};function __mmap_js(len,prot,flags,fd,offset_low,offset_high,allocated,addr){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);var res=FS.mmap(stream,len,offset,prot,flags);var ptr=res.ptr;HEAP32[allocated>>2]=res.allocated;HEAPU32[addr>>2]=ptr;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function __munmap_js(addr,len,prot,flags,fd,offset_low,offset_high){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{var stream=SYSCALLS.getStreamFromFD(fd);if(prot&2){SYSCALLS.doMsync(addr,stream,len,flags,offset)}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var timers={};var handleException=e=>{if(e instanceof ExitStatus||e=="unwind"){return EXITSTATUS}quit_(1,e)};var keepRuntimeAlive=()=>noExitRuntime||runtimeKeepaliveCounter>0;var _proc_exit=code=>{EXITSTATUS=code;if(!keepRuntimeAlive()){Module["onExit"]?.(code);ABORT=true}quit_(code,new ExitStatus(code))};var exitJS=(status,implicit)=>{EXITSTATUS=status;if(!keepRuntimeAlive()){exitRuntime()}_proc_exit(status)};var _exit=exitJS;Module["_exit"]=_exit;var maybeExit=()=>{if(runtimeExited){return}if(!keepRuntimeAlive()){try{_exit(EXITSTATUS)}catch(e){handleException(e)}}};var callUserCallback=func=>{if(runtimeExited||ABORT){return}try{func();maybeExit()}catch(e){handleException(e)}};var _emscripten_get_now=()=>performance.now();var __setitimer_js=(which,timeout_ms)=>{if(timers[which]){clearTimeout(timers[which].id);delete timers[which]}if(!timeout_ms)return 0;var id=setTimeout(()=>{delete timers[which];callUserCallback(()=>__emscripten_timeout(which,_emscripten_get_now()))},timeout_ms);timers[which]={id,timeout_ms};return 0};var __tzset_js=(timezone,daylight,std_name,dst_name)=>{var currentYear=(new Date).getFullYear();var winter=new Date(currentYear,0,1);var summer=new Date(currentYear,6,1);var winterOffset=winter.getTimezoneOffset();var summerOffset=summer.getTimezoneOffset();var stdTimezoneOffset=Math.max(winterOffset,summerOffset);HEAPU32[timezone>>2]=stdTimezoneOffset*60;HEAP32[daylight>>2]=Number(winterOffset!=summerOffset);var extractZone=timezoneOffset=>{var sign=timezoneOffset>=0?"-":"+";var absOffset=Math.abs(timezoneOffset);var hours=String(Math.floor(absOffset/60)).padStart(2,"0");var minutes=String(absOffset%60).padStart(2,"0");return`UTC${sign}${hours}${minutes}`};var winterName=extractZone(winterOffset);var summerName=extractZone(summerOffset);if(summerOffsetDate.now();var nowIsMonotonic=1;var checkWasiClock=clock_id=>clock_id>=0&&clock_id<=3;function _clock_time_get(clk_id,ignored_precision_low,ignored_precision_high,ptime){var ignored_precision=convertI32PairToI53Checked(ignored_precision_low,ignored_precision_high);if(!checkWasiClock(clk_id)){return 28}var now;if(clk_id===0){now=_emscripten_date_now()}else if(nowIsMonotonic){now=_emscripten_get_now()}else{return 52}var nsec=Math.round(now*1e3*1e3);tempI64=[nsec>>>0,(tempDouble=nsec,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[ptime>>2]=tempI64[0],HEAP32[ptime+4>>2]=tempI64[1];return 0}var getHeapMax=()=>2147483648;var _emscripten_get_heap_max=()=>getHeapMax();var growMemory=size=>{var b=wasmMemory.buffer;var pages=(size-b.byteLength+65535)/65536|0;try{wasmMemory.grow(pages);updateMemoryViews();return 1}catch(e){}};var _emscripten_resize_heap=requestedSize=>{var oldSize=HEAPU8.length;requestedSize>>>=0;var maxHeapSize=getHeapMax();if(requestedSize>maxHeapSize){return false}for(var cutDown=1;cutDown<=4;cutDown*=2){var overGrownHeapSize=oldSize*(1+.2/cutDown);overGrownHeapSize=Math.min(overGrownHeapSize,requestedSize+100663296);var newSize=Math.min(maxHeapSize,alignMemory(Math.max(requestedSize,overGrownHeapSize),65536));var replacement=growMemory(newSize);if(replacement){return true}}return false};var runtimeKeepalivePush=()=>{runtimeKeepaliveCounter+=1};var runtimeKeepalivePop=()=>{runtimeKeepaliveCounter-=1};var safeSetTimeout=(func,timeout)=>{runtimeKeepalivePush();return setTimeout(()=>{runtimeKeepalivePop();callUserCallback(func)},timeout)};var _emscripten_sleep=ms=>Asyncify.handleSleep(wakeUp=>safeSetTimeout(wakeUp,ms));Module["_emscripten_sleep"]=_emscripten_sleep;_emscripten_sleep.isAsync=true;var ENV = PHPLoader.ENV || {};var getExecutableName=()=>thisProgram||"./this.program";var getEnvStrings=()=>{if(!getEnvStrings.strings){var lang=(typeof navigator=="object"&&navigator.languages&&navigator.languages[0]||"C").replace("-","_")+".UTF-8";var env={USER:"web_user",LOGNAME:"web_user",PATH:"/",PWD:"/",HOME:"/home/web_user",LANG:lang,_:getExecutableName()};for(var x in ENV){if(ENV[x]===undefined)delete env[x];else env[x]=ENV[x]}var strings=[];for(var x in env){strings.push(`${x}=${env[x]}`)}getEnvStrings.strings=strings}return getEnvStrings.strings};var stringToAscii=(str,buffer)=>{for(var i=0;i{var bufSize=0;getEnvStrings().forEach((string,i)=>{var ptr=environ_buf+bufSize;HEAPU32[__environ+i*4>>2]=ptr;stringToAscii(string,ptr);bufSize+=string.length+1});return 0};var _environ_sizes_get=(penviron_count,penviron_buf_size)=>{var strings=getEnvStrings();HEAPU32[penviron_count>>2]=strings.length;var bufSize=0;strings.forEach(string=>bufSize+=string.length+1);HEAPU32[penviron_buf_size>>2]=bufSize;return 0};function _fd_close(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);FS.close(stream);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_fdstat_get(fd,pbuf){try{var rightsBase=0;var rightsInheriting=0;var flags=0;{var stream=SYSCALLS.getStreamFromFD(fd);var type=stream.tty?2:FS.isDir(stream.mode)?3:FS.isLink(stream.mode)?7:4}HEAP8[pbuf]=type;HEAP16[pbuf+2>>1]=flags;tempI64=[rightsBase>>>0,(tempDouble=rightsBase,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+8>>2]=tempI64[0],HEAP32[pbuf+12>>2]=tempI64[1];tempI64=[rightsInheriting>>>0,(tempDouble=rightsInheriting,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+16>>2]=tempI64[0],HEAP32[pbuf+20>>2]=tempI64[1];return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var doReadv=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.read(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(curr>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_seek(fd,offset_low,offset_high,whence,newOffset){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);FS.llseek(stream,offset,whence);tempI64=[stream.position>>>0,(tempDouble=stream.position,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[newOffset>>2]=tempI64[0],HEAP32[newOffset+4>>2]=tempI64[1];if(stream.getdents&&offset===0&&whence===0)stream.getdents=null;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var _fd_sync=function(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);return Asyncify.handleSleep(wakeUp=>{var mount=stream.node.mount;if(!mount.type.syncfs){wakeUp(0);return}mount.type.syncfs(mount,false,err=>{if(err){wakeUp(29);return}wakeUp(0)})})}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}};_fd_sync.isAsync=true;var doWritev=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.write(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(curr>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var _getaddrinfo=(node,service,hint,out)=>{var addr=0;var port=0;var flags=0;var family=0;var type=0;var proto=0;var ai;function allocaddrinfo(family,type,proto,canon,addr,port){var sa,salen,ai;var errno;salen=family===10?28:16;addr=family===10?inetNtop6(addr):inetNtop4(addr);sa=_malloc(salen);errno=writeSockaddr(sa,family,addr,port);assert(!errno);ai=_malloc(32);HEAP32[ai+4>>2]=family;HEAP32[ai+8>>2]=type;HEAP32[ai+12>>2]=proto;HEAPU32[ai+24>>2]=canon;HEAPU32[ai+20>>2]=sa;if(family===10){HEAP32[ai+16>>2]=28}else{HEAP32[ai+16>>2]=16}HEAP32[ai+28>>2]=0;return ai}if(hint){flags=HEAP32[hint>>2];family=HEAP32[hint+4>>2];type=HEAP32[hint+8>>2];proto=HEAP32[hint+12>>2]}if(type&&!proto){proto=type===2?17:6}if(!type&&proto){type=proto===17?2:1}if(proto===0){proto=6}if(type===0){type=1}if(!node&&!service){return-2}if(flags&~(1|2|4|1024|8|16|32)){return-1}if(hint!==0&&HEAP32[hint>>2]&2&&!node){return-1}if(flags&32){return-2}if(type!==0&&type!==1&&type!==2){return-7}if(family!==0&&family!==2&&family!==10){return-6}if(service){service=UTF8ToString(service);port=parseInt(service,10);if(isNaN(port)){if(flags&1024){return-2}return-8}}if(!node){if(family===0){family=2}if((flags&1)===0){if(family===2){addr=_htonl(2130706433)}else{addr=[0,0,0,_htonl(1)]}}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0}node=UTF8ToString(node);addr=inetPton4(node);if(addr!==null){if(family===0||family===2){family=2}else if(family===10&&flags&8){addr=[0,0,_htonl(65535),addr];family=10}else{return-2}}else{addr=inetPton6(node);if(addr!==null){if(family===0||family===10){family=10}else{return-2}}}if(addr!=null){ai=allocaddrinfo(family,type,proto,node,addr,port);HEAPU32[out>>2]=ai;return 0}if(flags&4){return-2}node=DNS.lookup_name(node);addr=inetPton4(node);if(family===0){family=2}else if(family===10){addr=[0,0,_htonl(65535),addr]}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0};var _getnameinfo=(sa,salen,node,nodelen,serv,servlen,flags)=>{var info=readSockaddr(sa,salen);if(info.errno){return-6}var port=info.port;var addr=info.addr;var overflowed=false;if(node&&nodelen){var lookup;if(flags&1||!(lookup=DNS.lookup_addr(addr))){if(flags&8){return-2}}else{addr=lookup}var numBytesWrittenExclNull=stringToUTF8(addr,node,nodelen);if(numBytesWrittenExclNull+1>=nodelen){overflowed=true}}if(serv&&servlen){port=""+port;var numBytesWrittenExclNull=stringToUTF8(port,serv,servlen);if(numBytesWrittenExclNull+1>=servlen){overflowed=true}}if(overflowed){return-12}return 0};var Protocols={list:[],map:{}};var _setprotoent=stayopen=>{function allocprotoent(name,proto,aliases){var nameBuf=_malloc(name.length+1);stringToAscii(name,nameBuf);var j=0;var length=aliases.length;var aliasListBuf=_malloc((length+1)*4);for(var i=0;i>2]=aliasBuf}HEAPU32[aliasListBuf+j>>2]=0;var pe=_malloc(12);HEAPU32[pe>>2]=nameBuf;HEAPU32[pe+4>>2]=aliasListBuf;HEAP32[pe+8>>2]=proto;return pe}var list=Protocols.list;var map=Protocols.map;if(list.length===0){var entry=allocprotoent("tcp",6,["TCP"]);list.push(entry);map["tcp"]=map["6"]=entry;entry=allocprotoent("udp",17,["UDP"]);list.push(entry);map["udp"]=map["17"]=entry}_setprotoent.index=0};var _getprotobyname=name=>{name=UTF8ToString(name);_setprotoent(true);var result=Protocols.map[name];return result};var _getprotobynumber=number=>{_setprotoent(true);var result=Protocols.map[number];return result};var stackAlloc=sz=>__emscripten_stack_alloc(sz);var stringToUTF8OnStack=str=>{var size=lengthBytesUTF8(str)+1;var ret=stackAlloc(size);stringToUTF8(str,ret,size);return ret};var allocateUTF8OnStack=stringToUTF8OnStack;var PHPWASM={init:function(){FS.mkdir("/internal");FS.mkdir("/internal/shared");FS.mkdir("/internal/shared/preload");PHPWASM.EventEmitter=ENVIRONMENT_IS_NODE?require("events").EventEmitter:class EventEmitter{constructor(){this.listeners={}}emit(eventName,data){if(this.listeners[eventName]){this.listeners[eventName].forEach(callback=>{callback(data)})}}once(eventName,callback){const self=this;function removedCallback(){callback(...arguments);self.removeListener(eventName,removedCallback)}this.on(eventName,removedCallback)}removeAllListeners(eventName){if(eventName){delete this.listeners[eventName]}else{this.listeners={}}}removeListener(eventName,callback){if(this.listeners[eventName]){const idx=this.listeners[eventName].indexOf(callback);if(idx!==-1){this.listeners[eventName].splice(idx,1)}}}};PHPWASM.child_proc_by_fd={};PHPWASM.child_proc_by_pid={};PHPWASM.input_devices={}},getAllWebSockets:function(sock){const webSockets=new Set;if(sock.server){sock.server.clients.forEach(ws=>{webSockets.add(ws)})}for(const peer of PHPWASM.getAllPeers(sock)){webSockets.add(peer.socket)}return Array.from(webSockets)},getAllPeers:function(sock){const peers=new Set;if(sock.server){sock.pending.filter(pending=>pending.peers).forEach(pending=>{for(const peer of Object.values(pending.peers)){peers.add(peer)}})}if(sock.peers){for(const peer of Object.values(sock.peers)){peers.add(peer)}}return Array.from(peers)},awaitData:function(ws){return PHPWASM.awaitEvent(ws,"message")},awaitConnection:function(ws){if(ws.OPEN===ws.readyState){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"open")},awaitClose:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"close")},awaitError:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"error")},awaitEvent:function(ws,event){let resolve;const listener=()=>{resolve()};const promise=new Promise(function(_resolve){resolve=_resolve;ws.once(event,listener)});const cancel=()=>{ws.removeListener(event,listener);setTimeout(resolve)};return[promise,cancel]},noop:function(){},spawnProcess:function(command,args,options){if(Module["spawnProcess"]){const spawnedPromise=Module["spawnProcess"](command,args,options);return Promise.resolve(spawnedPromise).then(function(spawned){if(!spawned||!spawned.on){throw new Error("spawnProcess() must return an EventEmitter but returned a different type.")}return spawned})}if(ENVIRONMENT_IS_NODE){return require("child_process").spawn(command,args,{...options,shell:true,stdio:["pipe","pipe","pipe"],timeout:100})}const e=new Error("popen(), proc_open() etc. are unsupported in the browser. Call php.setSpawnHandler() "+"and provide a callback to handle spawning processes, or disable a popen(), proc_open() "+"and similar functions via php.ini.");e.code="SPAWN_UNSUPPORTED";throw e},shutdownSocket:function(socketd,how){const sock=getSocketFromFD(socketd);const peer=Object.values(sock.peers)[0];if(!peer){return-1}try{peer.socket.close();SOCKFS.websocket_sock_ops.removePeer(sock,peer);return 0}catch(e){console.log("Socket shutdown error",e);return-1}}};function _js_create_input_device(deviceId){let dataBuffer=[];let dataCallback;const filename="proc_id_"+deviceId;const device=FS.createDevice("/dev",filename,function(){},function(byte){try{dataBuffer.push(byte);if(dataCallback){dataCallback(new Uint8Array(dataBuffer));dataBuffer=[]}}catch(e){console.error(e);throw e}});const devicePath="/dev/"+filename;PHPWASM.input_devices[deviceId]={devicePath,onData:function(cb){dataCallback=cb;dataBuffer.forEach(function(data){cb(data)});dataBuffer.length=0}};return allocateUTF8OnStack(devicePath)}function _js_open_process(command,argsPtr,argsLength,descriptorsPtr,descriptorsLength,cwdPtr,cwdLength,envPtr,envLength){if(!command){return 1}const cmdstr=UTF8ToString(command);if(!cmdstr.length){return 0}let argsArray=[];if(argsLength){for(var i=0;i>2]))}}const cwdstr=cwdPtr?UTF8ToString(cwdPtr):null;let envObject=null;if(envLength){envObject={};for(var i=0;i>2]);const splitAt=envEntry.indexOf("=");if(splitAt===-1){continue}const key=envEntry.substring(0,splitAt);const value=envEntry.substring(splitAt+1);envObject[key]=value}}var std={};for(var i=0;i>2];std[HEAPU32[descriptorPtr>>2]]={child:HEAPU32[descriptorPtr+4>>2],parent:HEAPU32[descriptorPtr+8>>2]}}return Asyncify.handleSleep(async wakeUp=>{let cp;try{const options={};if(cwdstr!==null){options.cwd=cwdstr}if(envObject!==null){options.env=envObject}cp=PHPWASM.spawnProcess(cmdstr,argsArray,options);if(cp instanceof Promise){cp=await cp}}catch(e){if(e.code==="SPAWN_UNSUPPORTED"){wakeUp(1);return}console.error(e);wakeUp(1);throw e}const ProcInfo={pid:cp.pid,exited:false,stdinFd:std[0]?.child,stdinIsDevice:std[0]?.child in PHPWASM.input_devices,stdoutChildFd:std[1]?.child,stdoutParentFd:std[1]?.parent,stderrChildFd:std[2]?.child,stderrParentFd:std[2]?.parent,stdout:new PHPWASM.EventEmitter,stderr:new PHPWASM.EventEmitter};if(ProcInfo.stdoutChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutChildFd]=ProcInfo;if(ProcInfo.stderrChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrChildFd]=ProcInfo;if(ProcInfo.stdoutParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutParentFd]=ProcInfo;if(ProcInfo.stderrParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrParentFd]=ProcInfo;PHPWASM.child_proc_by_pid[ProcInfo.pid]=ProcInfo;cp.on("exit",function(code){ProcInfo.exitCode=code;ProcInfo.exited=true;ProcInfo.stdout.emit("data");ProcInfo.stderr.emit("data")});if(ProcInfo.stdoutChildFd){const stdoutStream=SYSCALLS.getStreamFromFD(ProcInfo.stdoutChildFd);let stdoutAt=0;cp.stdout.on("data",function(data){ProcInfo.stdout.emit("data",data);stdoutStream.stream_ops.write(stdoutStream,data,0,data.length,stdoutAt);stdoutAt+=data.length})}if(ProcInfo.stderrChildFd){const stderrStream=SYSCALLS.getStreamFromFD(ProcInfo.stderrChildFd);let stderrAt=0;cp.stderr.on("data",function(data){ProcInfo.stderr.emit("data",data);stderrStream.stream_ops.write(stderrStream,data,0,data.length,stderrAt);stderrAt+=data.length})}try{await new Promise((resolve,reject)=>{cp.on("spawn",resolve);cp.on("error",reject)})}catch(e){console.error(e);wakeUp(1);return}if(ProcInfo.stdinIsDevice){PHPWASM.input_devices[ProcInfo.stdinFd].onData(function(data){if(!data)return;if(typeof data==="number"){data=new Uint8Array([data])}const dataStr=new TextDecoder("utf-8").decode(data);cp.stdin.write(dataStr)});wakeUp(ProcInfo.pid);return}if(ProcInfo.stdinFd){const stdinStream=SYSCALLS.getStreamFromFD(ProcInfo.stdinFd);if(stdinStream.node){const CHUNK_SIZE=1024;const buffer=new Uint8Array(CHUNK_SIZE);let offset=0;while(true){const bytesRead=stdinStream.stream_ops.read(stdinStream,buffer,0,CHUNK_SIZE,offset);if(bytesRead===null||bytesRead===0){break}try{cp.stdin.write(buffer.subarray(0,bytesRead))}catch(e){console.error(e);return 1}if(bytesRead>2]=PHPWASM.child_proc_by_pid[pid].exitCode;return 1}return 0}function _js_waitpid(pid,exitCodePtr){if(!PHPWASM.child_proc_by_pid[pid]){return-1}return Asyncify.handleSleep(wakeUp=>{const poll=function(){if(PHPWASM.child_proc_by_pid[pid]?.exited){HEAPU32[exitCodePtr>>2]=PHPWASM.child_proc_by_pid[pid].exitCode;wakeUp(pid)}else{setTimeout(poll,50)}};poll()})}var arraySum=(array,index)=>{var sum=0;for(var i=0;i<=index;sum+=array[i++]){}return sum};var MONTH_DAYS_LEAP=[31,29,31,30,31,30,31,31,30,31,30,31];var MONTH_DAYS_REGULAR=[31,28,31,30,31,30,31,31,30,31,30,31];var addDays=(date,days)=>{var newDate=new Date(date.getTime());while(days>0){var leap=isLeapYear(newDate.getFullYear());var currentMonth=newDate.getMonth();var daysInCurrentMonth=(leap?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR)[currentMonth];if(days>daysInCurrentMonth-newDate.getDate()){days-=daysInCurrentMonth-newDate.getDate()+1;newDate.setDate(1);if(currentMonth<11){newDate.setMonth(currentMonth+1)}else{newDate.setMonth(0);newDate.setFullYear(newDate.getFullYear()+1)}}else{newDate.setDate(newDate.getDate()+days);return newDate}}return newDate};var _strptime=(buf,format,tm)=>{var pattern=UTF8ToString(format);var SPECIAL_CHARS="\\!@#$^&*()+=-[]/{}|:<>?,.";for(var i=0,ii=SPECIAL_CHARS.length;iEQUIVALENT_MATCHERS[c]||m).replace(/%(.)/g,(_,c)=>{let pat=DATE_PATTERNS[c];if(pat){capture.push(c);return`(${pat})`}else{return c}}).replace(/\s+/g,"\\s*");var matches=new RegExp("^"+pattern_out,"i").exec(UTF8ToString(buf));function initDate(){function fixup(value,min,max){return typeof value!="number"||isNaN(value)?min:value>=min?value<=max?value:max:min}return{year:fixup(HEAP32[tm+20>>2]+1900,1970,9999),month:fixup(HEAP32[tm+16>>2],0,11),day:fixup(HEAP32[tm+12>>2],1,31),hour:fixup(HEAP32[tm+8>>2],0,23),min:fixup(HEAP32[tm+4>>2],0,59),sec:fixup(HEAP32[tm>>2],0,59),gmtoff:0}}if(matches){var date=initDate();var value;var getMatch=symbol=>{var pos=capture.indexOf(symbol);if(pos>=0){return matches[pos+1]}return};if(value=getMatch("S")){date.sec=jstoi_q(value)}if(value=getMatch("M")){date.min=jstoi_q(value)}if(value=getMatch("H")){date.hour=jstoi_q(value)}else if(value=getMatch("I")){var hour=jstoi_q(value);if(value=getMatch("p")){hour+=value.toUpperCase()[0]==="P"?12:0}date.hour=hour}if(value=getMatch("Y")){date.year=jstoi_q(value)}else if(value=getMatch("y")){var year=jstoi_q(value);if(value=getMatch("C")){year+=jstoi_q(value)*100}else{year+=year<69?2e3:1900}date.year=year}if(value=getMatch("m")){date.month=jstoi_q(value)-1}else if(value=getMatch("b")){date.month=MONTH_NUMBERS[value.substring(0,3).toUpperCase()]||0}if(value=getMatch("d")){date.day=jstoi_q(value)}else if(value=getMatch("j")){var day=jstoi_q(value);var leapYear=isLeapYear(date.year);for(var month=0;month<12;++month){var daysUntilMonth=arraySum(leapYear?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,month-1);if(day<=daysUntilMonth+(leapYear?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR)[month]){date.day=day-daysUntilMonth}}}else if(value=getMatch("a")){var weekDay=value.substring(0,3).toUpperCase();if(value=getMatch("U")){var weekDayNumber=DAY_NUMBERS_SUN_FIRST[weekDay];var weekNumber=jstoi_q(value);var janFirst=new Date(date.year,0,1);var endDate;if(janFirst.getDay()===0){endDate=addDays(janFirst,weekDayNumber+7*(weekNumber-1))}else{endDate=addDays(janFirst,7-janFirst.getDay()+weekDayNumber+7*(weekNumber-1))}date.day=endDate.getDate();date.month=endDate.getMonth()}else if(value=getMatch("W")){var weekDayNumber=DAY_NUMBERS_MON_FIRST[weekDay];var weekNumber=jstoi_q(value);var janFirst=new Date(date.year,0,1);var endDate;if(janFirst.getDay()===1){endDate=addDays(janFirst,weekDayNumber+7*(weekNumber-1))}else{endDate=addDays(janFirst,7-janFirst.getDay()+1+weekDayNumber+7*(weekNumber-1))}date.day=endDate.getDate();date.month=endDate.getMonth()}}if(value=getMatch("z")){if(value.toLowerCase()==="z"){date.gmtoff=0}else{var match=value.match(/^((?:\-|\+)\d\d):?(\d\d)?/);date.gmtoff=match[1]*3600;if(match[2]){date.gmtoff+=date.gmtoff>0?match[2]*60:-match[2]*60}}}var fullDate=new Date(date.year,date.month,date.day,date.hour,date.min,date.sec,0);HEAP32[tm>>2]=fullDate.getSeconds();HEAP32[tm+4>>2]=fullDate.getMinutes();HEAP32[tm+8>>2]=fullDate.getHours();HEAP32[tm+12>>2]=fullDate.getDate();HEAP32[tm+16>>2]=fullDate.getMonth();HEAP32[tm+20>>2]=fullDate.getFullYear()-1900;HEAP32[tm+24>>2]=fullDate.getDay();HEAP32[tm+28>>2]=arraySum(isLeapYear(fullDate.getFullYear())?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,fullDate.getMonth()-1)+fullDate.getDate()-1;HEAP32[tm+32>>2]=0;HEAP32[tm+36>>2]=date.gmtoff;return buf+intArrayFromString(matches[0]).length-1}return 0};function _wasm_setsockopt(socketd,level,optionName,optionValuePtr,optionLen){const optionValue=HEAPU8[optionValuePtr];const SOL_SOCKET=1;const SO_KEEPALIVE=9;const IPPROTO_TCP=6;const TCP_NODELAY=1;const isSupported=level===SOL_SOCKET&&optionName===SO_KEEPALIVE||level===IPPROTO_TCP&&optionName===TCP_NODELAY;if(!isSupported){console.warn(`Unsupported socket option: ${level}, ${optionName}, ${optionValue}`);return-1}const ws=PHPWASM.getAllWebSockets(socketd)[0];if(!ws){return-1}ws.setSocketOpt(level,optionName,optionValuePtr);return 0}var wasmTable;var runAndAbortIfError=func=>{try{return func()}catch(e){abort(e)}};var Asyncify={instrumentWasmImports(imports){var importPattern=/^(_dlopen_js|invoke_i|invoke_ii|invoke_iii|invoke_iiii|invoke_iiiii|invoke_iiiiii|invoke_iiiiiii|invoke_iiiiiiii|invoke_iiiiiiiiii|invoke_v|invoke_vi|invoke_vii|invoke_viidii|invoke_viii|invoke_viiii|invoke_viiiii|invoke_viiiiii|invoke_viiiiiii|invoke_viiiiiiiii|js_open_process|_js_open_process|_asyncjs__js_open_process|js_popen_to_file|_js_popen_to_file|_asyncjs__js_popen_to_file|js_fd_read|_js_fd_read|js_module_onMessage|_js_module_onMessage|_asyncjs__js_module_onMessage|js_waitpid|_js_waitpid|_asyncjs__js_waitpid|wasm_poll_socket|_wasm_poll_socket|_asyncjs__wasm_poll_socket|wasm_shutdown|_wasm_shutdown|_asyncjs__wasm_shutdown|__asyncjs__.*)$/;for(let[x,original]of Object.entries(imports)){if(typeof original=="function"){let isAsyncifyImport=original.isAsync||importPattern.test(x)}}},instrumentWasmExports(exports){var ret={};for(let[x,original]of Object.entries(exports)){if(typeof original=="function"){ret[x]=(...args)=>{Asyncify.exportCallStack.push(x);try{return original(...args)}finally{if(!ABORT){var y=Asyncify.exportCallStack.pop();Asyncify.maybeStopUnwind()}}}}else{ret[x]=original}}return ret},State:{Normal:0,Unwinding:1,Rewinding:2,Disabled:3},state:0,StackSize:4096,currData:null,handleSleepReturnValue:0,exportCallStack:[],callStackNameToId:{},callStackIdToName:{},callStackId:0,asyncPromiseHandlers:null,sleepCallbacks:[],getCallStackId(funcName){var id=Asyncify.callStackNameToId[funcName];if(id===undefined){id=Asyncify.callStackId++;Asyncify.callStackNameToId[funcName]=id;Asyncify.callStackIdToName[id]=funcName}return id},maybeStopUnwind(){if(Asyncify.currData&&Asyncify.state===Asyncify.State.Unwinding&&Asyncify.exportCallStack.length===0){Asyncify.state=Asyncify.State.Normal;runtimeKeepalivePush();runAndAbortIfError(_asyncify_stop_unwind);if(typeof Fibers!="undefined"){Fibers.trampoline()}}},whenDone(){return new Promise((resolve,reject)=>{Asyncify.asyncPromiseHandlers={resolve,reject}})},allocateData(){var ptr=_malloc(12+Asyncify.StackSize);Asyncify.setDataHeader(ptr,ptr+12,Asyncify.StackSize);Asyncify.setDataRewindFunc(ptr);return ptr},setDataHeader(ptr,stack,stackSize){HEAPU32[ptr>>2]=stack;HEAPU32[ptr+4>>2]=stack+stackSize},setDataRewindFunc(ptr){var bottomOfCallStack=Asyncify.exportCallStack[0];var rewindId=Asyncify.getCallStackId(bottomOfCallStack);HEAP32[ptr+8>>2]=rewindId},getDataRewindFuncName(ptr){var id=HEAP32[ptr+8>>2];var name=Asyncify.callStackIdToName[id];return name},getDataRewindFunc(name){var func=wasmExports[name];return func},doRewind(ptr){var name=Asyncify.getDataRewindFuncName(ptr);var func=Asyncify.getDataRewindFunc(name);runtimeKeepalivePop();return func()},handleSleep(startAsync){if(ABORT)return;if(Asyncify.state===Asyncify.State.Normal){var reachedCallback=false;var reachedAfterCallback=false;startAsync((handleSleepReturnValue=0)=>{if(ABORT)return;Asyncify.handleSleepReturnValue=handleSleepReturnValue;reachedCallback=true;if(!reachedAfterCallback){return}Asyncify.state=Asyncify.State.Rewinding;runAndAbortIfError(()=>_asyncify_start_rewind(Asyncify.currData));if(typeof MainLoop!="undefined"&&MainLoop.func){MainLoop.resume()}var asyncWasmReturnValue,isError=false;try{asyncWasmReturnValue=Asyncify.doRewind(Asyncify.currData)}catch(err){asyncWasmReturnValue=err;isError=true}var handled=false;if(!Asyncify.currData){var asyncPromiseHandlers=Asyncify.asyncPromiseHandlers;if(asyncPromiseHandlers){Asyncify.asyncPromiseHandlers=null;(isError?asyncPromiseHandlers.reject:asyncPromiseHandlers.resolve)(asyncWasmReturnValue);handled=true}}if(isError&&!handled){throw asyncWasmReturnValue}});reachedAfterCallback=true;if(!reachedCallback){Asyncify.state=Asyncify.State.Unwinding;Asyncify.currData=Asyncify.allocateData();if(typeof MainLoop!="undefined"&&MainLoop.func){MainLoop.pause()}runAndAbortIfError(()=>_asyncify_start_unwind(Asyncify.currData))}}else if(Asyncify.state===Asyncify.State.Rewinding){Asyncify.state=Asyncify.State.Normal;runAndAbortIfError(_asyncify_stop_rewind);_free(Asyncify.currData);Asyncify.currData=null;Asyncify.sleepCallbacks.forEach(callUserCallback)}else{abort(`invalid state: ${Asyncify.state}`)}return Asyncify.handleSleepReturnValue},handleAsync(startAsync){return Asyncify.handleSleep(wakeUp=>{startAsync().then(wakeUp)})}};var getCFunc=ident=>{var func=Module["_"+ident];return func};var writeArrayToMemory=(array,buffer)=>{HEAP8.set(array,buffer)};var ccall=(ident,returnType,argTypes,args,opts)=>{var toC={string:str=>{var ret=0;if(str!==null&&str!==undefined&&str!==0){ret=stringToUTF8OnStack(str)}return ret},array:arr=>{var ret=stackAlloc(arr.length);writeArrayToMemory(arr,ret);return ret}};function convertReturnValue(ret){if(returnType==="string"){return UTF8ToString(ret)}if(returnType==="boolean")return Boolean(ret);return ret}var func=getCFunc(ident);var cArgs=[];var stack=0;if(args){for(var i=0;iFS.unlink(path);var FS_createLazyFile=FS.createLazyFile;var FS_createDevice=FS.createDevice;FS.createPreloadedFile=FS_createPreloadedFile;FS.staticInit();Module["FS_createPath"]=FS.createPath;Module["FS_createDataFile"]=FS.createDataFile;Module["FS_createPreloadedFile"]=FS.createPreloadedFile;Module["FS_unlink"]=FS.unlink;Module["FS_createLazyFile"]=FS.createLazyFile;Module["FS_createDevice"]=FS.createDevice;MEMFS.doesNotExistError=new FS.ErrnoError(44);MEMFS.doesNotExistError.stack="";PHPWASM.init();var 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wasmExports;createWasm();var ___wasm_call_ctors=()=>(___wasm_call_ctors=wasmExports["Va"])();var _malloc=a0=>(_malloc=wasmExports["Xa"])(a0);var _free=a0=>(_free=wasmExports["Ya"])(a0);var _wasm_sleep=Module["_wasm_sleep"]=a0=>(_wasm_sleep=Module["_wasm_sleep"]=wasmExports["Za"])(a0);var _ntohs=a0=>(_ntohs=wasmExports["_a"])(a0);var _htons=a0=>(_htons=wasmExports["$a"])(a0);var _htonl=a0=>(_htonl=wasmExports["ab"])(a0);var _wasm_read=Module["_wasm_read"]=(a0,a1,a2)=>(_wasm_read=Module["_wasm_read"]=wasmExports["bb"])(a0,a1,a2);var _fflush=a0=>(_fflush=wasmExports["cb"])(a0);var _wasm_popen=Module["_wasm_popen"]=(a0,a1)=>(_wasm_popen=Module["_wasm_popen"]=wasmExports["db"])(a0,a1);var _wasm_php_exec=Module["_wasm_php_exec"]=(a0,a1,a2,a3)=>(_wasm_php_exec=Module["_wasm_php_exec"]=wasmExports["eb"])(a0,a1,a2,a3);var _php_pollfd_for=Module["_php_pollfd_for"]=(a0,a1,a2)=>(_php_pollfd_for=Module["_php_pollfd_for"]=wasmExports["fb"])(a0,a1,a2);var ___wrap_select=Module["___wrap_select"]=(a0,a1,a2,a3,a4)=>(___wrap_select=Module["___wrap_select"]=wasmExports["gb"])(a0,a1,a2,a3,a4);var _wasm_set_sapi_name=Module["_wasm_set_sapi_name"]=a0=>(_wasm_set_sapi_name=Module["_wasm_set_sapi_name"]=wasmExports["hb"])(a0);var _wasm_set_phpini_path=Module["_wasm_set_phpini_path"]=a0=>(_wasm_set_phpini_path=Module["_wasm_set_phpini_path"]=wasmExports["ib"])(a0);var _wasm_add_SERVER_entry=Module["_wasm_add_SERVER_entry"]=(a0,a1)=>(_wasm_add_SERVER_entry=Module["_wasm_add_SERVER_entry"]=wasmExports["jb"])(a0,a1);var _wasm_add_ENV_entry=Module["_wasm_add_ENV_entry"]=(a0,a1)=>(_wasm_add_ENV_entry=Module["_wasm_add_ENV_entry"]=wasmExports["kb"])(a0,a1);var _wasm_set_query_string=Module["_wasm_set_query_string"]=a0=>(_wasm_set_query_string=Module["_wasm_set_query_string"]=wasmExports["lb"])(a0);var _wasm_set_path_translated=Module["_wasm_set_path_translated"]=a0=>(_wasm_set_path_translated=Module["_wasm_set_path_translated"]=wasmExports["mb"])(a0);var _wasm_set_skip_shebang=Module["_wasm_set_skip_shebang"]=a0=>(_wasm_set_skip_shebang=Module["_wasm_set_skip_shebang"]=wasmExports["nb"])(a0);var _wasm_set_request_uri=Module["_wasm_set_request_uri"]=a0=>(_wasm_set_request_uri=Module["_wasm_set_request_uri"]=wasmExports["ob"])(a0);var _wasm_set_request_method=Module["_wasm_set_request_method"]=a0=>(_wasm_set_request_method=Module["_wasm_set_request_method"]=wasmExports["pb"])(a0);var _wasm_set_request_host=Module["_wasm_set_request_host"]=a0=>(_wasm_set_request_host=Module["_wasm_set_request_host"]=wasmExports["qb"])(a0);var _wasm_set_content_type=Module["_wasm_set_content_type"]=a0=>(_wasm_set_content_type=Module["_wasm_set_content_type"]=wasmExports["rb"])(a0);var _wasm_set_request_body=Module["_wasm_set_request_body"]=a0=>(_wasm_set_request_body=Module["_wasm_set_request_body"]=wasmExports["sb"])(a0);var _wasm_set_content_length=Module["_wasm_set_content_length"]=a0=>(_wasm_set_content_length=Module["_wasm_set_content_length"]=wasmExports["tb"])(a0);var _wasm_set_cookies=Module["_wasm_set_cookies"]=a0=>(_wasm_set_cookies=Module["_wasm_set_cookies"]=wasmExports["ub"])(a0);var _wasm_set_request_port=Module["_wasm_set_request_port"]=a0=>(_wasm_set_request_port=Module["_wasm_set_request_port"]=wasmExports["vb"])(a0);var _wasm_sapi_request_shutdown=Module["_wasm_sapi_request_shutdown"]=()=>(_wasm_sapi_request_shutdown=Module["_wasm_sapi_request_shutdown"]=wasmExports["wb"])();var _wasm_sapi_handle_request=Module["_wasm_sapi_handle_request"]=()=>(_wasm_sapi_handle_request=Module["_wasm_sapi_handle_request"]=wasmExports["xb"])();var _php_wasm_init=Module["_php_wasm_init"]=()=>(_php_wasm_init=Module["_php_wasm_init"]=wasmExports["yb"])();var _wasm_free=Module["_wasm_free"]=a0=>(_wasm_free=Module["_wasm_free"]=wasmExports["zb"])(a0);var ___funcs_on_exit=()=>(___funcs_on_exit=wasmExports["Ab"])();var _emscripten_builtin_memalign=(a0,a1)=>(_emscripten_builtin_memalign=wasmExports["Bb"])(a0,a1);var __emscripten_timeout=(a0,a1)=>(__emscripten_timeout=wasmExports["Cb"])(a0,a1);var _setThrew=(a0,a1)=>(_setThrew=wasmExports["Db"])(a0,a1);var __emscripten_tempret_set=a0=>(__emscripten_tempret_set=wasmExports["Eb"])(a0);var __emscripten_stack_restore=a0=>(__emscripten_stack_restore=wasmExports["Fb"])(a0);var __emscripten_stack_alloc=a0=>(__emscripten_stack_alloc=wasmExports["Gb"])(a0);var _emscripten_stack_get_current=()=>(_emscripten_stack_get_current=wasmExports["Hb"])();var dynCall_viii=Module["dynCall_viii"]=(a0,a1,a2,a3)=>(dynCall_viii=Module["dynCall_viii"]=wasmExports["Ib"])(a0,a1,a2,a3);var dynCall_vii=Module["dynCall_vii"]=(a0,a1,a2)=>(dynCall_vii=Module["dynCall_vii"]=wasmExports["Jb"])(a0,a1,a2);var dynCall_vi=Module["dynCall_vi"]=(a0,a1)=>(dynCall_vi=Module["dynCall_vi"]=wasmExports["Kb"])(a0,a1);var dynCall_iii=Module["dynCall_iii"]=(a0,a1,a2)=>(dynCall_iii=Module["dynCall_iii"]=wasmExports["Lb"])(a0,a1,a2);var dynCall_ii=Module["dynCall_ii"]=(a0,a1)=>(dynCall_ii=Module["dynCall_ii"]=wasmExports["Mb"])(a0,a1);var dynCall_v=Module["dynCall_v"]=a0=>(dynCall_v=Module["dynCall_v"]=wasmExports["Nb"])(a0);var dynCall_iiii=Module["dynCall_iiii"]=(a0,a1,a2,a3)=>(dynCall_iiii=Module["dynCall_iiii"]=wasmExports["Ob"])(a0,a1,a2,a3);var dynCall_iiiii=Module["dynCall_iiiii"]=(a0,a1,a2,a3,a4)=>(dynCall_iiiii=Module["dynCall_iiiii"]=wasmExports["Pb"])(a0,a1,a2,a3,a4);var dynCall_iiiiii=Module["dynCall_iiiiii"]=(a0,a1,a2,a3,a4,a5)=>(dynCall_iiiiii=Module["dynCall_iiiiii"]=wasmExports["Qb"])(a0,a1,a2,a3,a4,a5);var dynCall_viiii=Module["dynCall_viiii"]=(a0,a1,a2,a3,a4)=>(dynCall_viiii=Module["dynCall_viiii"]=wasmExports["Rb"])(a0,a1,a2,a3,a4);var dynCall_viiiii=Module["dynCall_viiiii"]=(a0,a1,a2,a3,a4,a5)=>(dynCall_viiiii=Module["dynCall_viiiii"]=wasmExports["Sb"])(a0,a1,a2,a3,a4,a5);var dynCall_iiiiiii=Module["dynCall_iiiiiii"]=(a0,a1,a2,a3,a4,a5,a6)=>(dynCall_iiiiiii=Module["dynCall_iiiiiii"]=wasmExports["Tb"])(a0,a1,a2,a3,a4,a5,a6);var dynCall_i=Module["dynCall_i"]=a0=>(dynCall_i=Module["dynCall_i"]=wasmExports["Ub"])(a0);var dynCall_viiiiiiiii=Module["dynCall_viiiiiiiii"]=(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9)=>(dynCall_viiiiiiiii=Module["dynCall_viiiiiiiii"]=wasmExports["Vb"])(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9);var dynCall_viiiiii=Module["dynCall_viiiiii"]=(a0,a1,a2,a3,a4,a5,a6)=>(dynCall_viiiiii=Module["dynCall_viiiiii"]=wasmExports["Wb"])(a0,a1,a2,a3,a4,a5,a6);var dynCall_iiiiiiii=Module["dynCall_iiiiiiii"]=(a0,a1,a2,a3,a4,a5,a6,a7)=>(dynCall_iiiiiiii=Module["dynCall_iiiiiiii"]=wasmExports["Xb"])(a0,a1,a2,a3,a4,a5,a6,a7);var dynCall_iiiiiiiiii=Module["dynCall_iiiiiiiiii"]=(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9)=>(dynCall_iiiiiiiiii=Module["dynCall_iiiiiiiiii"]=wasmExports["Yb"])(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9);var dynCall_jii=Module["dynCall_jii"]=(a0,a1,a2)=>(dynCall_jii=Module["dynCall_jii"]=wasmExports["Zb"])(a0,a1,a2);var _asyncify_start_unwind=a0=>(_asyncify_start_unwind=wasmExports["_b"])(a0);var _asyncify_stop_unwind=()=>(_asyncify_stop_unwind=wasmExports["$b"])();var _asyncify_start_rewind=a0=>(_asyncify_start_rewind=wasmExports["ac"])(a0);var _asyncify_stop_rewind=()=>(_asyncify_stop_rewind=wasmExports["bc"])();function invoke_viii(index,a1,a2,a3){var sp=stackSave();try{dynCall_viii(index,a1,a2,a3)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_vii(index,a1,a2){var sp=stackSave();try{dynCall_vii(index,a1,a2)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_vi(index,a1){var sp=stackSave();try{dynCall_vi(index,a1)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiiiii(index,a1,a2,a3,a4,a5,a6){var sp=stackSave();try{return dynCall_iiiiiii(index,a1,a2,a3,a4,a5,a6)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iii(index,a1,a2){var sp=stackSave();try{return dynCall_iii(index,a1,a2)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_v(index){var sp=stackSave();try{dynCall_v(index)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_ii(index,a1){var sp=stackSave();try{return dynCall_ii(index,a1)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_i(index){var sp=stackSave();try{return dynCall_i(index)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiii(index,a1,a2,a3,a4){var sp=stackSave();try{dynCall_viiii(index,a1,a2,a3,a4)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiii(index,a1,a2,a3,a4){var sp=stackSave();try{return dynCall_iiiii(index,a1,a2,a3,a4)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiii(index,a1,a2,a3){var sp=stackSave();try{return dynCall_iiii(index,a1,a2,a3)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiiiii(index,a1,a2,a3,a4,a5,a6){var sp=stackSave();try{dynCall_viiiiii(index,a1,a2,a3,a4,a5,a6)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiiii(index,a1,a2,a3,a4,a5){var sp=stackSave();try{dynCall_viiiii(index,a1,a2,a3,a4,a5)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9){var sp=stackSave();try{return dynCall_iiiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiiii(index,a1,a2,a3,a4,a5){var sp=stackSave();try{return dynCall_iiiiii(index,a1,a2,a3,a4,a5)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9){var sp=stackSave();try{dynCall_viiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiiiiii(index,a1,a2,a3,a4,a5,a6,a7){var sp=stackSave();try{return dynCall_iiiiiiii(index,a1,a2,a3,a4,a5,a6,a7)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_jii(index,a1,a2){var sp=stackSave();try{return dynCall_jii(index,a1,a2)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}Module["addRunDependency"]=addRunDependency;Module["removeRunDependency"]=removeRunDependency;Module["wasmExports"]=wasmExports;Module["ccall"]=ccall;Module["FS_createPreloadedFile"]=FS_createPreloadedFile;Module["FS_unlink"]=FS_unlink;Module["FS_createPath"]=FS_createPath;Module["FS_createDevice"]=FS_createDevice;Module["FS_createDataFile"]=FS_createDataFile;Module["FS_createLazyFile"]=FS_createLazyFile;Module["PROXYFS"]=PROXYFS;var calledRun;dependenciesFulfilled=function runCaller(){if(!calledRun)run();if(!calledRun)dependenciesFulfilled=runCaller};function run(){if(runDependencies>0){return}preRun();if(runDependencies>0){return}function doRun(){if(calledRun)return;calledRun=true;Module["calledRun"]=true;if(ABORT)return;initRuntime();Module["onRuntimeInitialized"]?.();postRun()}if(Module["setStatus"]){Module["setStatus"]("Running...");setTimeout(()=>{setTimeout(()=>Module["setStatus"](""),1);doRun()},1)}else{doRun()}}if(Module["preInit"]){if(typeof Module["preInit"]=="function")Module["preInit"]=[Module["preInit"]];while(Module["preInit"].length>0){Module["preInit"].pop()()}}run(); /** * Emscripten resolves `localhost` to a random IP address. Let's * make it always resolve to 127.0.0.1. diff --git a/packages/php-wasm/web/public/php/asyncify/php_7_2.js b/packages/php-wasm/web/public/php/asyncify/php_7_2.js index bc669af737..4d36dac9fc 100644 --- a/packages/php-wasm/web/public/php/asyncify/php_7_2.js +++ b/packages/php-wasm/web/public/php/asyncify/php_7_2.js @@ -1,46 +1,20 @@ import dependencyFilename from './7_2_34/php_7_2.wasm'; export { dependencyFilename }; -export const dependenciesTotalSize = 12439528; +export const dependenciesTotalSize = 12434197; export function init(RuntimeName, PHPLoader) { - /** - * Overrides Emscripten's default ExitStatus object which gets - * thrown on failure. Unfortunately, the default object is not - * a subclass of Error and does not provide any stack trace. - * - * This is a deliberate behavior on Emscripten's end to prevent - * memory leaks after the program exits. See: - * - * https://github.com/emscripten-core/emscripten/pull/9108 - * - * In case of WordPress Playground, the worker in which the PHP - * runs will typically exit after the PHP program finishes, so - * we don't have to worry about memory leaks. - * - * As for assigning to a previously undeclared ExitStatus variable here, - * the Emscripten module declares `ExitStatus` as `function ExitStatus` - * which means it gets hoisted to the top of the scope and can be - * reassigned here – before the actual declaration is reached. - * - * If that sounds weird, try this example: - * - * ExitStatus = () => { console.log("reassigned"); } - * function ExitStatus() {} - * ExitStatus(); - * // logs "reassigned" - */ - ExitStatus = class PHPExitStatus extends Error { - constructor(status) { - super(status); - this.name = "ExitStatus"; - this.message = "Program terminated with exit(" + status + ")"; - this.status = status; - } - } - // The rest of the code comes from the built php.js file and esm-suffix.js -var Module=typeof PHPLoader!="undefined"?PHPLoader:{};var ENVIRONMENT_IS_WEB=RuntimeName==="WEB";var ENVIRONMENT_IS_WORKER=RuntimeName==="WORKER";var ENVIRONMENT_IS_NODE=RuntimeName==="NODE";var moduleOverrides=Object.assign({},Module);var arguments_=[];var thisProgram="./this.program";var quit_=(status,toThrow)=>{throw toThrow};var scriptDirectory="";function locateFile(path){if(Module["locateFile"]){return Module["locateFile"](path,scriptDirectory)}return scriptDirectory+path}var read_,readAsync,readBinary;if(ENVIRONMENT_IS_WEB||ENVIRONMENT_IS_WORKER){if(ENVIRONMENT_IS_WORKER){scriptDirectory=self.location.href}else if(typeof document!="undefined"&&document.currentScript){scriptDirectory=document.currentScript.src}if(scriptDirectory.startsWith("blob:")){scriptDirectory=""}else{scriptDirectory=scriptDirectory.substr(0,scriptDirectory.replace(/[?#].*/,"").lastIndexOf("/")+1)}{read_=url=>{var xhr=new XMLHttpRequest;xhr.open("GET",url,false);xhr.send(null);return xhr.responseText};if(ENVIRONMENT_IS_WORKER){readBinary=url=>{var xhr=new XMLHttpRequest;xhr.open("GET",url,false);xhr.responseType="arraybuffer";xhr.send(null);return new Uint8Array(xhr.response)}}readAsync=(url,onload,onerror)=>{fetch(url,{credentials:"same-origin"}).then(response=>{if(response.ok){return response.arrayBuffer()}return Promise.reject(new Error(response.status+" : "+response.url))}).then(onload,onerror)}}}else{}var out=Module["print"]||console.log.bind(console);var err=Module["printErr"]||console.error.bind(console);Object.assign(Module,moduleOverrides);moduleOverrides=null;if(Module["arguments"])arguments_=Module["arguments"];if(Module["thisProgram"])thisProgram=Module["thisProgram"];if(Module["quit"])quit_=Module["quit"];var wasmBinary;if(Module["wasmBinary"])wasmBinary=Module["wasmBinary"];var wasmMemory;var ABORT=false;var EXITSTATUS;function assert(condition,text){if(!condition){abort(text)}}var HEAP8,HEAPU8,HEAP16,HEAPU16,HEAP32,HEAPU32,HEAPF32,HEAPF64;function updateMemoryViews(){var b=wasmMemory.buffer;Module["HEAP8"]=HEAP8=new Int8Array(b);Module["HEAP16"]=HEAP16=new Int16Array(b);Module["HEAPU8"]=HEAPU8=new Uint8Array(b);Module["HEAPU16"]=HEAPU16=new Uint16Array(b);Module["HEAP32"]=HEAP32=new Int32Array(b);Module["HEAPU32"]=HEAPU32=new Uint32Array(b);Module["HEAPF32"]=HEAPF32=new Float32Array(b);Module["HEAPF64"]=HEAPF64=new Float64Array(b)}var __ATPRERUN__=[];var __ATINIT__=[];var __ATEXIT__=[];var __ATPOSTRUN__=[];var runtimeInitialized=false;var runtimeExited=false;function preRun(){if(Module["preRun"]){if(typeof Module["preRun"]=="function")Module["preRun"]=[Module["preRun"]];while(Module["preRun"].length){addOnPreRun(Module["preRun"].shift())}}callRuntimeCallbacks(__ATPRERUN__)}function initRuntime(){runtimeInitialized=true;SOCKFS.root=FS.mount(SOCKFS,{},null);if(!Module["noFSInit"]&&!FS.init.initialized)FS.init();FS.ignorePermissions=false;TTY.init();PIPEFS.root=FS.mount(PIPEFS,{},null);callRuntimeCallbacks(__ATINIT__)}function exitRuntime(){___funcs_on_exit();callRuntimeCallbacks(__ATEXIT__);FS.quit();TTY.shutdown();runtimeExited=true}function postRun(){if(Module["postRun"]){if(typeof Module["postRun"]=="function")Module["postRun"]=[Module["postRun"]];while(Module["postRun"].length){addOnPostRun(Module["postRun"].shift())}}callRuntimeCallbacks(__ATPOSTRUN__)}function addOnPreRun(cb){__ATPRERUN__.unshift(cb)}function addOnInit(cb){__ATINIT__.unshift(cb)}function addOnPostRun(cb){__ATPOSTRUN__.unshift(cb)}var runDependencies=0;var runDependencyWatcher=null;var dependenciesFulfilled=null;function getUniqueRunDependency(id){return id}function addRunDependency(id){runDependencies++;Module["monitorRunDependencies"]?.(runDependencies)}function removeRunDependency(id){runDependencies--;Module["monitorRunDependencies"]?.(runDependencies);if(runDependencies==0){if(runDependencyWatcher!==null){clearInterval(runDependencyWatcher);runDependencyWatcher=null}if(dependenciesFulfilled){var callback=dependenciesFulfilled;dependenciesFulfilled=null;callback()}}}function abort(what){Module["onAbort"]?.(what);what="Aborted("+what+")";err(what);ABORT=true;EXITSTATUS=1;what+=". Build with -sASSERTIONS for more info.";var e=new WebAssembly.RuntimeError(what);throw e}var dataURIPrefix="data:application/octet-stream;base64,";var isDataURI=filename=>filename.startsWith(dataURIPrefix);function findWasmBinary(){var f=dependencyFilename;if(!isDataURI(f)){return locateFile(f)}return f}var wasmBinaryFile;function getBinarySync(file){if(file==wasmBinaryFile&&wasmBinary){return new Uint8Array(wasmBinary)}if(readBinary){return readBinary(file)}throw"both async and sync fetching of the wasm failed"}function getBinaryPromise(binaryFile){if(!wasmBinary){return new Promise((resolve,reject)=>{readAsync(binaryFile,response=>resolve(new Uint8Array(response)),error=>{try{resolve(getBinarySync(binaryFile))}catch(e){reject(e)}})})}return Promise.resolve().then(()=>getBinarySync(binaryFile))}function instantiateArrayBuffer(binaryFile,imports,receiver){return getBinaryPromise(binaryFile).then(binary=>WebAssembly.instantiate(binary,imports)).then(receiver,reason=>{err(`failed to asynchronously prepare wasm: ${reason}`);abort(reason)})}function instantiateAsync(binary,binaryFile,imports,callback){if(!binary&&typeof WebAssembly.instantiateStreaming=="function"&&!isDataURI(binaryFile)&&typeof fetch=="function"){return fetch(binaryFile,{credentials:"same-origin"}).then(response=>{var result=WebAssembly.instantiateStreaming(response,imports);return result.then(callback,function(reason){err(`wasm streaming compile failed: ${reason}`);err("falling back to ArrayBuffer instantiation");return instantiateArrayBuffer(binaryFile,imports,callback)})})}return instantiateArrayBuffer(binaryFile,imports,callback)}function getWasmImports(){return{a:wasmImports}}function createWasm(){var info=getWasmImports();function receiveInstance(instance,module){wasmExports=instance.exports;wasmExports=Asyncify.instrumentWasmExports(wasmExports);Module["wasmExports"]=wasmExports;wasmMemory=wasmExports["Xa"];updateMemoryViews();wasmTable=wasmExports["$a"];addOnInit(wasmExports["Ya"]);removeRunDependency("wasm-instantiate");return wasmExports}addRunDependency("wasm-instantiate");function receiveInstantiationResult(result){receiveInstance(result["instance"])}if(Module["instantiateWasm"]){try{return Module["instantiateWasm"](info,receiveInstance)}catch(e){err(`Module.instantiateWasm callback failed with error: ${e}`);return false}}if(!wasmBinaryFile)wasmBinaryFile=findWasmBinary();instantiateAsync(wasmBinary,wasmBinaryFile,info,receiveInstantiationResult);return{}}var tempDouble;var tempI64;function js_popen_to_file(command,mode,exitCodePtr){const returnCallback=resolver=>Asyncify.handleSleep(resolver);if(!command)return 1;const cmdstr=UTF8ToString(command);if(!cmdstr.length)return 0;const modestr=UTF8ToString(mode);if(!modestr.length)return 0;if(modestr==="w"){console.error('popen($cmd, "w") is not implemented yet')}return returnCallback(async wakeUp=>{let cp;try{cp=PHPWASM.spawnProcess(cmdstr,[]);if(cp instanceof Promise){cp=await cp}}catch(e){console.error(e);if(e.code==="SPAWN_UNSUPPORTED"){return 1}throw e}const outByteArrays=[];cp.stdout.on("data",function(data){outByteArrays.push(data)});const outputPath="/tmp/popen_output";cp.on("exit",function(exitCode){const outBytes=new Uint8Array(outByteArrays.reduce((acc,curr)=>acc+curr.length,0));let offset=0;for(const byteArray of outByteArrays){outBytes.set(byteArray,offset);offset+=byteArray.length}FS.writeFile(outputPath,outBytes);HEAPU8[exitCodePtr]=exitCode;wakeUp(allocateUTF8OnStack(outputPath))})})}function wasm_poll_socket(socketd,events,timeout){const returnCallback=resolver=>Asyncify.handleSleep(resolver);const POLLIN=1;const POLLPRI=2;const POLLOUT=4;const POLLERR=8;const POLLHUP=16;const POLLNVAL=32;return returnCallback(wakeUp=>{const polls=[];if(socketd in PHPWASM.child_proc_by_fd){const procInfo=PHPWASM.child_proc_by_fd[socketd];if(procInfo.exited){wakeUp(0);return}polls.push(PHPWASM.awaitEvent(procInfo.stdout,"data"))}else if(FS.isSocket(FS.getStream(socketd)?.node.mode)){const sock=getSocketFromFD(socketd);if(!sock){wakeUp(0);return}const lookingFor=new Set;if(events&POLLIN||events&POLLPRI){if(sock.server){for(const client of sock.pending){if((client.recv_queue||[]).length>0){wakeUp(1);return}}}else if((sock.recv_queue||[]).length>0){wakeUp(1);return}}const webSockets=PHPWASM.getAllWebSockets(sock);if(!webSockets.length){wakeUp(0);return}for(const ws of webSockets){if(events&POLLIN||events&POLLPRI){polls.push(PHPWASM.awaitData(ws));lookingFor.add("POLLIN")}if(events&POLLOUT){polls.push(PHPWASM.awaitConnection(ws));lookingFor.add("POLLOUT")}if(events&POLLHUP){polls.push(PHPWASM.awaitClose(ws));lookingFor.add("POLLHUP")}if(events&POLLERR||events&POLLNVAL){polls.push(PHPWASM.awaitError(ws));lookingFor.add("POLLERR")}}}else{setTimeout(function(){wakeUp(1)},timeout);return}if(polls.length===0){console.warn("Unsupported poll event "+events+", defaulting to setTimeout().");setTimeout(function(){wakeUp(0)},timeout);return}const promises=polls.map(([promise])=>promise);const clearPolling=()=>polls.forEach(([,clear])=>clear());let awaken=false;let timeoutId;Promise.race(promises).then(function(results){if(!awaken){awaken=true;wakeUp(1);if(timeoutId){clearTimeout(timeoutId)}clearPolling()}});if(timeout!==-1){timeoutId=setTimeout(function(){if(!awaken){awaken=true;wakeUp(0);clearPolling()}},timeout)}})}function js_fd_read(fd,iov,iovcnt,pnum){const returnCallback=resolver=>Asyncify.handleSleep(resolver);if(Asyncify?.State?.Normal===undefined||Asyncify?.state===Asyncify?.State?.Normal){var returnCode;var stream;let num=0;try{stream=SYSCALLS.getStreamFromFD(fd);const num=doReadv(stream,iov,iovcnt);HEAPU32[pnum>>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError")){throw e}if(e.errno!==6||!(stream?.fd in PHPWASM.child_proc_by_fd)){HEAPU32[pnum>>2]=0;return returnCode}}}return returnCallback(wakeUp=>{var retries=0;var interval=50;var timeout=5e3;var maxRetries=timeout/interval;function poll(){var returnCode;var stream;let num;try{stream=SYSCALLS.getStreamFromFD(fd);num=doReadv(stream,iov,iovcnt);returnCode=0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError")){console.error(e);throw e}returnCode=e.errno}const success=returnCode===0;const failure=++retries>maxRetries||!(fd in PHPWASM.child_proc_by_fd)||PHPWASM.child_proc_by_fd[fd]?.exited||FS.isClosed(stream);if(success){HEAPU32[pnum>>2]=num;wakeUp(0)}else if(failure){HEAPU32[pnum>>2]=0;wakeUp(returnCode===6?0:returnCode)}else{setTimeout(poll,interval)}}poll()})}function __asyncjs__js_module_onMessage(data,response_buffer){return Asyncify.handleAsync(async()=>{if(Module["onMessage"]){const dataStr=UTF8ToString(data);return Module["onMessage"](dataStr).then(response=>{const responseBytes=typeof response==="string"?(new TextEncoder).encode(response):response;const responseSize=responseBytes.byteLength;const responsePtr=_malloc(responseSize+1);HEAPU8.set(responseBytes,responsePtr);HEAPU8[responsePtr+responseSize]=0;HEAPU8[response_buffer]=responsePtr;HEAPU8[response_buffer+1]=responsePtr>>8;HEAPU8[response_buffer+2]=responsePtr>>16;HEAPU8[response_buffer+3]=responsePtr>>24;return responseSize}).catch(e=>{console.error(e);return-1})}})}function ExitStatus(status){this.name="ExitStatus";this.message=`Program terminated with exit(${status})`;this.status=status}var callRuntimeCallbacks=callbacks=>{while(callbacks.length>0){callbacks.shift()(Module)}};var noExitRuntime=Module["noExitRuntime"]||false;var stackRestore=val=>__emscripten_stack_restore(val);var stackSave=()=>_emscripten_stack_get_current();var UTF8Decoder=typeof TextDecoder!="undefined"?new TextDecoder("utf8"):undefined;var UTF8ArrayToString=(heapOrArray,idx,maxBytesToRead)=>{var endIdx=idx+maxBytesToRead;var endPtr=idx;while(heapOrArray[endPtr]&&!(endPtr>=endIdx))++endPtr;if(endPtr-idx>16&&heapOrArray.buffer&&UTF8Decoder){return UTF8Decoder.decode(heapOrArray.subarray(idx,endPtr))}var str="";while(idx>10,56320|ch&1023)}}return str};var UTF8ToString=(ptr,maxBytesToRead)=>ptr?UTF8ArrayToString(HEAPU8,ptr,maxBytesToRead):"";Module["UTF8ToString"]=UTF8ToString;var ___assert_fail=(condition,filename,line,func)=>{abort(`Assertion failed: ${UTF8ToString(condition)}, at: `+[filename?UTF8ToString(filename):"unknown filename",line,func?UTF8ToString(func):"unknown function"])};var ___call_sighandler=(fp,sig)=>(a1=>dynCall_vi(fp,a1))(sig);var initRandomFill=()=>{if(typeof crypto=="object"&&typeof crypto["getRandomValues"]=="function"){return view=>crypto.getRandomValues(view)}else abort("initRandomDevice")};var randomFill=view=>(randomFill=initRandomFill())(view);var PATH={isAbs:path=>path.charAt(0)==="/",splitPath:filename=>{var splitPathRe=/^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/;return splitPathRe.exec(filename).slice(1)},normalizeArray:(parts,allowAboveRoot)=>{var up=0;for(var i=parts.length-1;i>=0;i--){var last=parts[i];if(last==="."){parts.splice(i,1)}else if(last===".."){parts.splice(i,1);up++}else if(up){parts.splice(i,1);up--}}if(allowAboveRoot){for(;up;up--){parts.unshift("..")}}return parts},normalize:path=>{var isAbsolute=PATH.isAbs(path),trailingSlash=path.substr(-1)==="/";path=PATH.normalizeArray(path.split("/").filter(p=>!!p),!isAbsolute).join("/");if(!path&&!isAbsolute){path="."}if(path&&trailingSlash){path+="/"}return(isAbsolute?"/":"")+path},dirname:path=>{var result=PATH.splitPath(path),root=result[0],dir=result[1];if(!root&&!dir){return"."}if(dir){dir=dir.substr(0,dir.length-1)}return root+dir},basename:path=>{if(path==="/")return"/";path=PATH.normalize(path);path=path.replace(/\/$/,"");var lastSlash=path.lastIndexOf("/");if(lastSlash===-1)return path;return path.substr(lastSlash+1)},join:(...paths)=>PATH.normalize(paths.join("/")),join2:(l,r)=>PATH.normalize(l+"/"+r)};var PATH_FS={resolve:(...args)=>{var resolvedPath="",resolvedAbsolute=false;for(var i=args.length-1;i>=-1&&!resolvedAbsolute;i--){var path=i>=0?args[i]:FS.cwd();if(typeof path!="string"){throw new TypeError("Arguments to path.resolve must be strings")}else if(!path){return""}resolvedPath=path+"/"+resolvedPath;resolvedAbsolute=PATH.isAbs(path)}resolvedPath=PATH.normalizeArray(resolvedPath.split("/").filter(p=>!!p),!resolvedAbsolute).join("/");return(resolvedAbsolute?"/":"")+resolvedPath||"."},relative:(from,to)=>{from=PATH_FS.resolve(from).substr(1);to=PATH_FS.resolve(to).substr(1);function trim(arr){var start=0;for(;start=0;end--){if(arr[end]!=="")break}if(start>end)return[];return arr.slice(start,end-start+1)}var fromParts=trim(from.split("/"));var toParts=trim(to.split("/"));var length=Math.min(fromParts.length,toParts.length);var samePartsLength=length;for(var i=0;i{var len=0;for(var i=0;i=55296&&c<=57343){len+=4;++i}else{len+=3}}return len};Module["lengthBytesUTF8"]=lengthBytesUTF8;var stringToUTF8Array=(str,heap,outIdx,maxBytesToWrite)=>{if(!(maxBytesToWrite>0))return 0;var startIdx=outIdx;var endIdx=outIdx+maxBytesToWrite-1;for(var i=0;i=55296&&u<=57343){var u1=str.charCodeAt(++i);u=65536+((u&1023)<<10)|u1&1023}if(u<=127){if(outIdx>=endIdx)break;heap[outIdx++]=u}else if(u<=2047){if(outIdx+1>=endIdx)break;heap[outIdx++]=192|u>>6;heap[outIdx++]=128|u&63}else if(u<=65535){if(outIdx+2>=endIdx)break;heap[outIdx++]=224|u>>12;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}else{if(outIdx+3>=endIdx)break;heap[outIdx++]=240|u>>18;heap[outIdx++]=128|u>>12&63;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}}heap[outIdx]=0;return outIdx-startIdx};function intArrayFromString(stringy,dontAddNull,length){var len=length>0?length:lengthBytesUTF8(stringy)+1;var u8array=new Array(len);var numBytesWritten=stringToUTF8Array(stringy,u8array,0,u8array.length);if(dontAddNull)u8array.length=numBytesWritten;return u8array}var FS_stdin_getChar=()=>{if(!FS_stdin_getChar_buffer.length){var result=null;if(typeof window!="undefined"&&typeof window.prompt=="function"){result=window.prompt("Input: ");if(result!==null){result+="\n"}}else{}if(!result){return null}FS_stdin_getChar_buffer=intArrayFromString(result,true)}return FS_stdin_getChar_buffer.shift()};var TTY={ttys:[],init(){},shutdown(){},register(dev,ops){TTY.ttys[dev]={input:[],output:[],ops:ops};FS.registerDevice(dev,TTY.stream_ops)},stream_ops:{open(stream){var tty=TTY.ttys[stream.node.rdev];if(!tty){throw new FS.ErrnoError(43)}stream.tty=tty;stream.seekable=false},close(stream){stream.tty.ops.fsync(stream.tty)},fsync(stream){stream.tty.ops.fsync(stream.tty)},read(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.get_char){throw new FS.ErrnoError(60)}var bytesRead=0;for(var i=0;i0){out(UTF8ArrayToString(tty.output,0));tty.output=[]}},ioctl_tcgets(tty){return{c_iflag:25856,c_oflag:5,c_cflag:191,c_lflag:35387,c_cc:[3,28,127,21,4,0,1,0,17,19,26,0,18,15,23,22,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]}},ioctl_tcsets(tty,optional_actions,data){return 0},ioctl_tiocgwinsz(tty){return[24,80]}},default_tty1_ops:{put_char(tty,val){if(val===null||val===10){err(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}},fsync(tty){if(tty.output&&tty.output.length>0){err(UTF8ArrayToString(tty.output,0));tty.output=[]}}}};var zeroMemory=(address,size)=>{HEAPU8.fill(0,address,address+size);return address};var alignMemory=(size,alignment)=>Math.ceil(size/alignment)*alignment;var mmapAlloc=size=>{size=alignMemory(size,65536);var ptr=_emscripten_builtin_memalign(65536,size);if(!ptr)return 0;return zeroMemory(ptr,size)};var MEMFS={ops_table:null,mount(mount){return MEMFS.createNode(null,"/",16384|511,0)},createNode(parent,name,mode,dev){if(FS.isBlkdev(mode)||FS.isFIFO(mode)){throw new FS.ErrnoError(63)}MEMFS.ops_table||={dir:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,lookup:MEMFS.node_ops.lookup,mknod:MEMFS.node_ops.mknod,rename:MEMFS.node_ops.rename,unlink:MEMFS.node_ops.unlink,rmdir:MEMFS.node_ops.rmdir,readdir:MEMFS.node_ops.readdir,symlink:MEMFS.node_ops.symlink},stream:{llseek:MEMFS.stream_ops.llseek}},file:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:{llseek:MEMFS.stream_ops.llseek,read:MEMFS.stream_ops.read,write:MEMFS.stream_ops.write,allocate:MEMFS.stream_ops.allocate,mmap:MEMFS.stream_ops.mmap,msync:MEMFS.stream_ops.msync}},link:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,readlink:MEMFS.node_ops.readlink},stream:{}},chrdev:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:FS.chrdev_stream_ops}};var node=FS.createNode(parent,name,mode,dev);if(FS.isDir(node.mode)){node.node_ops=MEMFS.ops_table.dir.node;node.stream_ops=MEMFS.ops_table.dir.stream;node.contents={}}else if(FS.isFile(node.mode)){node.node_ops=MEMFS.ops_table.file.node;node.stream_ops=MEMFS.ops_table.file.stream;node.usedBytes=0;node.contents=null}else if(FS.isLink(node.mode)){node.node_ops=MEMFS.ops_table.link.node;node.stream_ops=MEMFS.ops_table.link.stream}else if(FS.isChrdev(node.mode)){node.node_ops=MEMFS.ops_table.chrdev.node;node.stream_ops=MEMFS.ops_table.chrdev.stream}node.timestamp=Date.now();if(parent){parent.contents[name]=node;parent.timestamp=node.timestamp}return node},getFileDataAsTypedArray(node){if(!node.contents)return new Uint8Array(0);if(node.contents.subarray)return node.contents.subarray(0,node.usedBytes);return new Uint8Array(node.contents)},expandFileStorage(node,newCapacity){var prevCapacity=node.contents?node.contents.length:0;if(prevCapacity>=newCapacity)return;var CAPACITY_DOUBLING_MAX=1024*1024;newCapacity=Math.max(newCapacity,prevCapacity*(prevCapacity>>0);if(prevCapacity!=0)newCapacity=Math.max(newCapacity,256);var oldContents=node.contents;node.contents=new Uint8Array(newCapacity);if(node.usedBytes>0)node.contents.set(oldContents.subarray(0,node.usedBytes),0)},resizeFileStorage(node,newSize){if(node.usedBytes==newSize)return;if(newSize==0){node.contents=null;node.usedBytes=0}else{var oldContents=node.contents;node.contents=new Uint8Array(newSize);if(oldContents){node.contents.set(oldContents.subarray(0,Math.min(newSize,node.usedBytes)))}node.usedBytes=newSize}},node_ops:{getattr(node){var attr={};attr.dev=FS.isChrdev(node.mode)?node.id:1;attr.ino=node.id;attr.mode=node.mode;attr.nlink=1;attr.uid=0;attr.gid=0;attr.rdev=node.rdev;if(FS.isDir(node.mode)){attr.size=4096}else if(FS.isFile(node.mode)){attr.size=node.usedBytes}else if(FS.isLink(node.mode)){attr.size=node.link.length}else{attr.size=0}attr.atime=new Date(node.timestamp);attr.mtime=new Date(node.timestamp);attr.ctime=new Date(node.timestamp);attr.blksize=4096;attr.blocks=Math.ceil(attr.size/attr.blksize);return attr},setattr(node,attr){if(attr.mode!==undefined){node.mode=attr.mode}if(attr.timestamp!==undefined){node.timestamp=attr.timestamp}if(attr.size!==undefined){MEMFS.resizeFileStorage(node,attr.size)}},lookup(parent,name){throw FS.genericErrors[44]},mknod(parent,name,mode,dev){return MEMFS.createNode(parent,name,mode,dev)},rename(old_node,new_dir,new_name){if(FS.isDir(old_node.mode)){var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(new_node){for(var i in new_node.contents){throw new FS.ErrnoError(55)}}}delete old_node.parent.contents[old_node.name];old_node.parent.timestamp=Date.now();old_node.name=new_name;new_dir.contents[new_name]=old_node;new_dir.timestamp=old_node.parent.timestamp},unlink(parent,name){delete parent.contents[name];parent.timestamp=Date.now()},rmdir(parent,name){var node=FS.lookupNode(parent,name);for(var i in node.contents){throw new FS.ErrnoError(55)}delete parent.contents[name];parent.timestamp=Date.now()},readdir(node){var entries=[".",".."];for(var key of Object.keys(node.contents)){entries.push(key)}return entries},symlink(parent,newname,oldpath){var node=MEMFS.createNode(parent,newname,511|40960,0);node.link=oldpath;return node},readlink(node){if(!FS.isLink(node.mode)){throw new FS.ErrnoError(28)}return node.link}},stream_ops:{read(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=stream.node.usedBytes)return 0;var size=Math.min(stream.node.usedBytes-position,length);if(size>8&&contents.subarray){buffer.set(contents.subarray(position,position+size),offset)}else{for(var i=0;i0||position+length{var dep=!noRunDep?getUniqueRunDependency(`al ${url}`):"";readAsync(url,arrayBuffer=>{onload(new Uint8Array(arrayBuffer));if(dep)removeRunDependency(dep)},event=>{if(onerror){onerror()}else{throw`Loading data file "${url}" failed.`}});if(dep)addRunDependency(dep)};var FS_createDataFile=(parent,name,fileData,canRead,canWrite,canOwn)=>{FS.createDataFile(parent,name,fileData,canRead,canWrite,canOwn)};var preloadPlugins=Module["preloadPlugins"]||[];var FS_handledByPreloadPlugin=(byteArray,fullname,finish,onerror)=>{if(typeof Browser!="undefined")Browser.init();var handled=false;preloadPlugins.forEach(plugin=>{if(handled)return;if(plugin["canHandle"](fullname)){plugin["handle"](byteArray,fullname,finish,onerror);handled=true}});return handled};var FS_createPreloadedFile=(parent,name,url,canRead,canWrite,onload,onerror,dontCreateFile,canOwn,preFinish)=>{var fullname=name?PATH_FS.resolve(PATH.join2(parent,name)):parent;var dep=getUniqueRunDependency(`cp ${fullname}`);function processData(byteArray){function finish(byteArray){preFinish?.();if(!dontCreateFile){FS_createDataFile(parent,name,byteArray,canRead,canWrite,canOwn)}onload?.();removeRunDependency(dep)}if(FS_handledByPreloadPlugin(byteArray,fullname,finish,()=>{onerror?.();removeRunDependency(dep)})){return}finish(byteArray)}addRunDependency(dep);if(typeof url=="string"){asyncLoad(url,processData,onerror)}else{processData(url)}};var FS_modeStringToFlags=str=>{var flagModes={r:0,"r+":2,w:512|64|1,"w+":512|64|2,a:1024|64|1,"a+":1024|64|2};var flags=flagModes[str];if(typeof flags=="undefined"){throw new Error(`Unknown file open mode: ${str}`)}return flags};var FS_getMode=(canRead,canWrite)=>{var mode=0;if(canRead)mode|=292|73;if(canWrite)mode|=146;return mode};var ERRNO_CODES={EPERM:63,ENOENT:44,ESRCH:71,EINTR:27,EIO:29,ENXIO:60,E2BIG:1,ENOEXEC:45,EBADF:8,ECHILD:12,EAGAIN:6,EWOULDBLOCK:6,ENOMEM:48,EACCES:2,EFAULT:21,ENOTBLK:105,EBUSY:10,EEXIST:20,EXDEV:75,ENODEV:43,ENOTDIR:54,EISDIR:31,EINVAL:28,ENFILE:41,EMFILE:33,ENOTTY:59,ETXTBSY:74,EFBIG:22,ENOSPC:51,ESPIPE:70,EROFS:69,EMLINK:34,EPIPE:64,EDOM:18,ERANGE:68,ENOMSG:49,EIDRM:24,ECHRNG:106,EL2NSYNC:156,EL3HLT:107,EL3RST:108,ELNRNG:109,EUNATCH:110,ENOCSI:111,EL2HLT:112,EDEADLK:16,ENOLCK:46,EBADE:113,EBADR:114,EXFULL:115,ENOANO:104,EBADRQC:103,EBADSLT:102,EDEADLOCK:16,EBFONT:101,ENOSTR:100,ENODATA:116,ETIME:117,ENOSR:118,ENONET:119,ENOPKG:120,EREMOTE:121,ENOLINK:47,EADV:122,ESRMNT:123,ECOMM:124,EPROTO:65,EMULTIHOP:36,EDOTDOT:125,EBADMSG:9,ENOTUNIQ:126,EBADFD:127,EREMCHG:128,ELIBACC:129,ELIBBAD:130,ELIBSCN:131,ELIBMAX:132,ELIBEXEC:133,ENOSYS:52,ENOTEMPTY:55,ENAMETOOLONG:37,ELOOP:32,EOPNOTSUPP:138,EPFNOSUPPORT:139,ECONNRESET:15,ENOBUFS:42,EAFNOSUPPORT:5,EPROTOTYPE:67,ENOTSOCK:57,ENOPROTOOPT:50,ESHUTDOWN:140,ECONNREFUSED:14,EADDRINUSE:3,ECONNABORTED:13,ENETUNREACH:40,ENETDOWN:38,ETIMEDOUT:73,EHOSTDOWN:142,EHOSTUNREACH:23,EINPROGRESS:26,EALREADY:7,EDESTADDRREQ:17,EMSGSIZE:35,EPROTONOSUPPORT:66,ESOCKTNOSUPPORT:137,EADDRNOTAVAIL:4,ENETRESET:39,EISCONN:30,ENOTCONN:53,ETOOMANYREFS:141,EUSERS:136,EDQUOT:19,ESTALE:72,ENOTSUP:138,ENOMEDIUM:148,EILSEQ:25,EOVERFLOW:61,ECANCELED:11,ENOTRECOVERABLE:56,EOWNERDEAD:62,ESTRPIPE:135};var PROXYFS={mount(mount){return PROXYFS.createNode(null,"/",mount.opts.fs.lstat(mount.opts.root).mode,0)},createNode(parent,name,mode,dev){if(!FS.isDir(mode)&&!FS.isFile(mode)&&!FS.isLink(mode)){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}var node=FS.createNode(parent,name,mode);node.node_ops=PROXYFS.node_ops;node.stream_ops=PROXYFS.stream_ops;return node},realPath(node){var parts=[];while(node.parent!==node){parts.push(node.name);node=node.parent}parts.push(node.mount.opts.root);parts.reverse();return PATH.join(...parts)},node_ops:{getattr(node){var path=PROXYFS.realPath(node);var stat;try{stat=node.mount.opts.fs.lstat(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return{dev:stat.dev,ino:stat.ino,mode:stat.mode,nlink:stat.nlink,uid:stat.uid,gid:stat.gid,rdev:stat.rdev,size:stat.size,atime:stat.atime,mtime:stat.mtime,ctime:stat.ctime,blksize:stat.blksize,blocks:stat.blocks}},setattr(node,attr){var path=PROXYFS.realPath(node);try{if(attr.mode!==undefined){node.mount.opts.fs.chmod(path,attr.mode);node.mode=attr.mode}if(attr.timestamp!==undefined){var date=new Date(attr.timestamp);node.mount.opts.fs.utime(path,date,date)}if(attr.size!==undefined){node.mount.opts.fs.truncate(path,attr.size)}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},lookup(parent,name){try{var path=PATH.join2(PROXYFS.realPath(parent),name);var mode=parent.mount.opts.fs.lstat(path).mode;var node=PROXYFS.createNode(parent,name,mode);return node}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},mknod(parent,name,mode,dev){var node=PROXYFS.createNode(parent,name,mode,dev);var path=PROXYFS.realPath(node);try{if(FS.isDir(node.mode)){node.mount.opts.fs.mkdir(path,node.mode)}else{node.mount.opts.fs.writeFile(path,"",{mode:node.mode})}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return node},rename(oldNode,newDir,newName){var oldPath=PROXYFS.realPath(oldNode);var newPath=PATH.join2(PROXYFS.realPath(newDir),newName);try{oldNode.mount.opts.fs.rename(oldPath,newPath);oldNode.name=newName}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},unlink(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.unlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},rmdir(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.rmdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readdir(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},symlink(parent,newName,oldPath){var newPath=PATH.join2(PROXYFS.realPath(parent),newName);try{parent.mount.opts.fs.symlink(oldPath,newPath)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readlink(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}}},stream_ops:{open(stream){var path=PROXYFS.realPath(stream.node);try{stream.nfd=stream.node.mount.opts.fs.open(path,stream.flags)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},close(stream){try{stream.node.mount.opts.fs.close(stream.nfd)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},read(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.read(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},write(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.write(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},llseek(stream,offset,whence){var position=offset;if(whence===1){position+=stream.position}else if(whence===2){if(FS.isFile(stream.node.mode)){try{var stat=stream.node.node_ops.getattr(stream.node);position+=stat.size}catch(e){throw new FS.ErrnoError(ERRNO_CODES[e.code])}}}if(position<0){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}return position}}};var FS={root:null,mounts:[],devices:{},streams:[],nextInode:1,nameTable:null,currentPath:"/",initialized:false,ignorePermissions:true,ErrnoError:class{constructor(errno){this.name="ErrnoError";this.errno=errno}},genericErrors:{},filesystems:null,syncFSRequests:0,FSStream:class{constructor(){this.shared={}}get object(){return this.node}set object(val){this.node=val}get isRead(){return(this.flags&2097155)!==1}get isWrite(){return(this.flags&2097155)!==0}get isAppend(){return this.flags&1024}get flags(){return this.shared.flags}set flags(val){this.shared.flags=val}get position(){return this.shared.position}set position(val){this.shared.position=val}},FSNode:class{constructor(parent,name,mode,rdev){if(!parent){parent=this}this.parent=parent;this.mount=parent.mount;this.mounted=null;this.id=FS.nextInode++;this.name=name;this.mode=mode;this.node_ops={};this.stream_ops={};this.rdev=rdev;this.readMode=292|73;this.writeMode=146}get read(){return(this.mode&this.readMode)===this.readMode}set read(val){val?this.mode|=this.readMode:this.mode&=~this.readMode}get write(){return(this.mode&this.writeMode)===this.writeMode}set write(val){val?this.mode|=this.writeMode:this.mode&=~this.writeMode}get isFolder(){return FS.isDir(this.mode)}get isDevice(){return FS.isChrdev(this.mode)}},lookupPath(path,opts={}){path=PATH_FS.resolve(path);if(!path)return{path:"",node:null};var defaults={follow_mount:true,recurse_count:0};opts=Object.assign(defaults,opts);if(opts.recurse_count>8){throw new FS.ErrnoError(32)}var parts=path.split("/").filter(p=>!!p);var current=FS.root;var current_path="/";for(var i=0;i40){throw new FS.ErrnoError(32)}}}}return{path:current_path,node:current}},getPath(node){var path;while(true){if(FS.isRoot(node)){var mount=node.mount.mountpoint;if(!path)return mount;return mount[mount.length-1]!=="/"?`${mount}/${path}`:mount+path}path=path?`${node.name}/${path}`:node.name;node=node.parent}},hashName(parentid,name){var hash=0;for(var i=0;i>>0)%FS.nameTable.length},hashAddNode(node){var hash=FS.hashName(node.parent.id,node.name);node.name_next=FS.nameTable[hash];FS.nameTable[hash]=node},hashRemoveNode(node){var hash=FS.hashName(node.parent.id,node.name);if(FS.nameTable[hash]===node){FS.nameTable[hash]=node.name_next}else{var current=FS.nameTable[hash];while(current){if(current.name_next===node){current.name_next=node.name_next;break}current=current.name_next}}},lookupNode(parent,name){var errCode=FS.mayLookup(parent);if(errCode){throw new FS.ErrnoError(errCode)}var hash=FS.hashName(parent.id,name);for(var node=FS.nameTable[hash];node;node=node.name_next){var nodeName=node.name;if(node.parent.id===parent.id&&nodeName===name){return node}}return FS.lookup(parent,name)},createNode(parent,name,mode,rdev){var node=new FS.FSNode(parent,name,mode,rdev);FS.hashAddNode(node);return node},destroyNode(node){FS.hashRemoveNode(node)},isRoot(node){return node===node.parent},isMountpoint(node){return!!node.mounted},isFile(mode){return(mode&61440)===32768},isDir(mode){return(mode&61440)===16384},isLink(mode){return(mode&61440)===40960},isChrdev(mode){return(mode&61440)===8192},isBlkdev(mode){return(mode&61440)===24576},isFIFO(mode){return(mode&61440)===4096},isSocket(mode){return(mode&49152)===49152},flagsToPermissionString(flag){var perms=["r","w","rw"][flag&3];if(flag&512){perms+="w"}return perms},nodePermissions(node,perms){if(FS.ignorePermissions){return 0}if(perms.includes("r")&&!(node.mode&292)){return 2}else if(perms.includes("w")&&!(node.mode&146)){return 2}else if(perms.includes("x")&&!(node.mode&73)){return 2}return 0},mayLookup(dir){if(!FS.isDir(dir.mode))return 54;var errCode=FS.nodePermissions(dir,"x");if(errCode)return errCode;if(!dir.node_ops.lookup)return 2;return 0},mayCreate(dir,name){try{var node=FS.lookupNode(dir,name);return 20}catch(e){}return FS.nodePermissions(dir,"wx")},mayDelete(dir,name,isdir){var node;try{node=FS.lookupNode(dir,name)}catch(e){return e.errno}var errCode=FS.nodePermissions(dir,"wx");if(errCode){return errCode}if(isdir){if(!FS.isDir(node.mode)){return 54}if(FS.isRoot(node)||FS.getPath(node)===FS.cwd()){return 10}}else{if(FS.isDir(node.mode)){return 31}}return 0},mayOpen(node,flags){if(!node){return 44}if(FS.isLink(node.mode)){return 32}else if(FS.isDir(node.mode)){if(FS.flagsToPermissionString(flags)!=="r"||flags&512){return 31}}return FS.nodePermissions(node,FS.flagsToPermissionString(flags))},MAX_OPEN_FDS:4096,nextfd(){for(var fd=0;fd<=FS.MAX_OPEN_FDS;fd++){if(!FS.streams[fd]){return fd}}throw new FS.ErrnoError(33)},getStreamChecked(fd){var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}return stream},getStream:fd=>FS.streams[fd],createStream(stream,fd=-1){stream=Object.assign(new FS.FSStream,stream);if(fd==-1){fd=FS.nextfd()}stream.fd=fd;FS.streams[fd]=stream;return stream},closeStream(fd){FS.streams[fd]=null},dupStream(origStream,fd=-1){var stream=FS.createStream(origStream,fd);stream.stream_ops?.dup?.(stream);return stream},chrdev_stream_ops:{open(stream){var device=FS.getDevice(stream.node.rdev);stream.stream_ops=device.stream_ops;stream.stream_ops.open?.(stream)},llseek(){throw new FS.ErrnoError(70)}},major:dev=>dev>>8,minor:dev=>dev&255,makedev:(ma,mi)=>ma<<8|mi,registerDevice(dev,ops){FS.devices[dev]={stream_ops:ops}},getDevice:dev=>FS.devices[dev],getMounts(mount){var mounts=[];var check=[mount];while(check.length){var m=check.pop();mounts.push(m);check.push(...m.mounts)}return mounts},syncfs(populate,callback){if(typeof populate=="function"){callback=populate;populate=false}FS.syncFSRequests++;if(FS.syncFSRequests>1){err(`warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work`)}var mounts=FS.getMounts(FS.root.mount);var completed=0;function doCallback(errCode){FS.syncFSRequests--;return callback(errCode)}function done(errCode){if(errCode){if(!done.errored){done.errored=true;return doCallback(errCode)}return}if(++completed>=mounts.length){doCallback(null)}}mounts.forEach(mount=>{if(!mount.type.syncfs){return done(null)}mount.type.syncfs(mount,populate,done)})},mount(type,opts,mountpoint){var root=mountpoint==="/";var pseudo=!mountpoint;var node;if(root&&FS.root){throw new FS.ErrnoError(10)}else if(!root&&!pseudo){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});mountpoint=lookup.path;node=lookup.node;if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}if(!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}}var mount={type:type,opts:opts,mountpoint:mountpoint,mounts:[]};var mountRoot=type.mount(mount);mountRoot.mount=mount;mount.root=mountRoot;if(root){FS.root=mountRoot}else if(node){node.mounted=mount;if(node.mount){node.mount.mounts.push(mount)}}return mountRoot},unmount(mountpoint){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});if(!FS.isMountpoint(lookup.node)){throw new FS.ErrnoError(28)}var node=lookup.node;var mount=node.mounted;var mounts=FS.getMounts(mount);Object.keys(FS.nameTable).forEach(hash=>{var current=FS.nameTable[hash];while(current){var next=current.name_next;if(mounts.includes(current.mount)){FS.destroyNode(current)}current=next}});node.mounted=null;var idx=node.mount.mounts.indexOf(mount);node.mount.mounts.splice(idx,1)},lookup(parent,name){return parent.node_ops.lookup(parent,name)},mknod(path,mode,dev){var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);if(!name||name==="."||name===".."){throw new FS.ErrnoError(28)}var errCode=FS.mayCreate(parent,name);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.mknod){throw new FS.ErrnoError(63)}return parent.node_ops.mknod(parent,name,mode,dev)},create(path,mode){mode=mode!==undefined?mode:438;mode&=4095;mode|=32768;return FS.mknod(path,mode,0)},mkdir(path,mode){mode=mode!==undefined?mode:511;mode&=511|512;mode|=16384;return FS.mknod(path,mode,0)},mkdirTree(path,mode){var dirs=path.split("/");var d="";for(var i=0;iFS.currentPath,chdir(path){var lookup=FS.lookupPath(path,{follow:true});if(lookup.node===null){throw new FS.ErrnoError(44)}if(!FS.isDir(lookup.node.mode)){throw new FS.ErrnoError(54)}var errCode=FS.nodePermissions(lookup.node,"x");if(errCode){throw new FS.ErrnoError(errCode)}FS.currentPath=lookup.path},createDefaultDirectories(){FS.mkdir("/tmp");FS.mkdir("/home");FS.mkdir("/home/web_user")},createDefaultDevices(){FS.mkdir("/dev");FS.registerDevice(FS.makedev(1,3),{read:()=>0,write:(stream,buffer,offset,length,pos)=>length});FS.mkdev("/dev/null",FS.makedev(1,3));TTY.register(FS.makedev(5,0),TTY.default_tty_ops);TTY.register(FS.makedev(6,0),TTY.default_tty1_ops);FS.mkdev("/dev/tty",FS.makedev(5,0));FS.mkdev("/dev/tty1",FS.makedev(6,0));var randomBuffer=new Uint8Array(1024),randomLeft=0;var randomByte=()=>{if(randomLeft===0){randomLeft=randomFill(randomBuffer).byteLength}return randomBuffer[--randomLeft]};FS.createDevice("/dev","random",randomByte);FS.createDevice("/dev","urandom",randomByte);FS.mkdir("/dev/shm");FS.mkdir("/dev/shm/tmp")},createSpecialDirectories(){FS.mkdir("/proc");var proc_self=FS.mkdir("/proc/self");FS.mkdir("/proc/self/fd");FS.mount({mount(){var node=FS.createNode(proc_self,"fd",16384|511,73);node.node_ops={lookup(parent,name){var fd=+name;var stream=FS.getStreamChecked(fd);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}};return node}},{},"/proc/self/fd")},createStandardStreams(){if(Module["stdin"]){FS.createDevice("/dev","stdin",Module["stdin"])}else{FS.symlink("/dev/tty","/dev/stdin")}if(Module["stdout"]){FS.createDevice("/dev","stdout",null,Module["stdout"])}else{FS.symlink("/dev/tty","/dev/stdout")}if(Module["stderr"]){FS.createDevice("/dev","stderr",null,Module["stderr"])}else{FS.symlink("/dev/tty1","/dev/stderr")}var stdin=FS.open("/dev/stdin",0);var stdout=FS.open("/dev/stdout",1);var stderr=FS.open("/dev/stderr",1)},staticInit(){[44].forEach(code=>{FS.genericErrors[code]=new FS.ErrnoError(code);FS.genericErrors[code].stack=""});FS.nameTable=new Array(4096);FS.mount(MEMFS,{},"/");FS.createDefaultDirectories();FS.createDefaultDevices();FS.createSpecialDirectories();FS.filesystems={MEMFS:MEMFS,PROXYFS:PROXYFS}},init(input,output,error){FS.init.initialized=true;Module["stdin"]=input||Module["stdin"];Module["stdout"]=output||Module["stdout"];Module["stderr"]=error||Module["stderr"];FS.createStandardStreams()},quit(){FS.init.initialized=false;_fflush(0);for(var i=0;ithis.length-1||idx<0){return undefined}var chunkOffset=idx%this.chunkSize;var chunkNum=idx/this.chunkSize|0;return this.getter(chunkNum)[chunkOffset]}setDataGetter(getter){this.getter=getter}cacheLength(){var xhr=new XMLHttpRequest;xhr.open("HEAD",url,false);xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);var datalength=Number(xhr.getResponseHeader("Content-length"));var header;var hasByteServing=(header=xhr.getResponseHeader("Accept-Ranges"))&&header==="bytes";var usesGzip=(header=xhr.getResponseHeader("Content-Encoding"))&&header==="gzip";var chunkSize=1024*1024;if(!hasByteServing)chunkSize=datalength;var doXHR=(from,to)=>{if(from>to)throw new Error("invalid range ("+from+", "+to+") or no bytes requested!");if(to>datalength-1)throw new Error("only "+datalength+" bytes available! programmer error!");var xhr=new XMLHttpRequest;xhr.open("GET",url,false);if(datalength!==chunkSize)xhr.setRequestHeader("Range","bytes="+from+"-"+to);xhr.responseType="arraybuffer";if(xhr.overrideMimeType){xhr.overrideMimeType("text/plain; charset=x-user-defined")}xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);if(xhr.response!==undefined){return new Uint8Array(xhr.response||[])}return intArrayFromString(xhr.responseText||"",true)};var lazyArray=this;lazyArray.setDataGetter(chunkNum=>{var start=chunkNum*chunkSize;var end=(chunkNum+1)*chunkSize-1;end=Math.min(end,datalength-1);if(typeof lazyArray.chunks[chunkNum]=="undefined"){lazyArray.chunks[chunkNum]=doXHR(start,end)}if(typeof lazyArray.chunks[chunkNum]=="undefined")throw new Error("doXHR failed!");return lazyArray.chunks[chunkNum]});if(usesGzip||!datalength){chunkSize=datalength=1;datalength=this.getter(0).length;chunkSize=datalength;out("LazyFiles on gzip forces download of the whole file when length is accessed")}this._length=datalength;this._chunkSize=chunkSize;this.lengthKnown=true}get length(){if(!this.lengthKnown){this.cacheLength()}return this._length}get chunkSize(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}}if(typeof XMLHttpRequest!="undefined"){if(!ENVIRONMENT_IS_WORKER)throw"Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc";var lazyArray=new LazyUint8Array;var properties={isDevice:false,contents:lazyArray}}else{var properties={isDevice:false,url:url}}var node=FS.createFile(parent,name,properties,canRead,canWrite);if(properties.contents){node.contents=properties.contents}else if(properties.url){node.contents=null;node.url=properties.url}Object.defineProperties(node,{usedBytes:{get:function(){return this.contents.length}}});var stream_ops={};var keys=Object.keys(node.stream_ops);keys.forEach(key=>{var fn=node.stream_ops[key];stream_ops[key]=(...args)=>{FS.forceLoadFile(node);return fn(...args)}});function writeChunks(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=contents.length)return 0;var size=Math.min(contents.length-position,length);if(contents.slice){for(var i=0;i{FS.forceLoadFile(node);return writeChunks(stream,buffer,offset,length,position)};stream_ops.mmap=(stream,length,position,prot,flags)=>{FS.forceLoadFile(node);var ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}writeChunks(stream,HEAP8,ptr,length,position);return{ptr:ptr,allocated:true}};node.stream_ops=stream_ops;return node}};Module["FS"]=FS;var SOCKFS={mount(mount){Module["websocket"]=Module["websocket"]&&"object"===typeof Module["websocket"]?Module["websocket"]:{};Module["websocket"]._callbacks={};Module["websocket"]["on"]=function(event,callback){if("function"===typeof callback){this._callbacks[event]=callback}return this};Module["websocket"].emit=function(event,param){if("function"===typeof this._callbacks[event]){this._callbacks[event].call(this,param)}};return FS.createNode(null,"/",16384|511,0)},createSocket(family,type,protocol){type&=~526336;var streaming=type==1;if(streaming&&protocol&&protocol!=6){throw new FS.ErrnoError(66)}var sock={family:family,type:type,protocol:protocol,server:null,error:null,peers:{},pending:[],recv_queue:[],sock_ops:SOCKFS.websocket_sock_ops};var name=SOCKFS.nextname();var node=FS.createNode(SOCKFS.root,name,49152,0);node.sock=sock;var stream=FS.createStream({path:name,node:node,flags:2,seekable:false,stream_ops:SOCKFS.stream_ops});sock.stream=stream;return sock},getSocket(fd){var stream=FS.getStream(fd);if(!stream||!FS.isSocket(stream.node.mode)){return null}return stream.node.sock},stream_ops:{poll(stream){var sock=stream.node.sock;return sock.sock_ops.poll(sock)},ioctl(stream,request,varargs){var sock=stream.node.sock;return sock.sock_ops.ioctl(sock,request,varargs)},read(stream,buffer,offset,length,position){var sock=stream.node.sock;var msg=sock.sock_ops.recvmsg(sock,length);if(!msg){return 0}buffer.set(msg.buffer,offset);return msg.buffer.length},write(stream,buffer,offset,length,position){var sock=stream.node.sock;return sock.sock_ops.sendmsg(sock,buffer,offset,length)},close(stream){var sock=stream.node.sock;sock.sock_ops.close(sock)}},nextname(){if(!SOCKFS.nextname.current){SOCKFS.nextname.current=0}return"socket["+SOCKFS.nextname.current+++"]"},websocket_sock_ops:{createPeer(sock,addr,port){var ws;if(typeof addr=="object"){ws=addr;addr=null;port=null}if(ws){if(ws._socket){addr=ws._socket.remoteAddress;port=ws._socket.remotePort}else{var result=/ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url);if(!result){throw new Error("WebSocket URL must be in the format ws(s)://address:port")}addr=result[1];port=parseInt(result[2],10)}}else{try{var runtimeConfig=Module["websocket"]&&"object"===typeof Module["websocket"];var url="ws:#".replace("#","//");if(runtimeConfig){if("function"===typeof Module["websocket"]["url"]) { -url = Module["websocket"]["url"](...arguments); -}else if ("string" === typeof Module["websocket"]["url"]){url=Module["websocket"]["url"]}}if(url==="ws://"||url==="wss://"){var parts=addr.split("/");url=url+parts[0]+":"+port+"/"+parts.slice(1).join("/")}var subProtocols="binary";if(runtimeConfig){if("string"===typeof Module["websocket"]["subprotocol"]){subProtocols=Module["websocket"]["subprotocol"]}}var opts=undefined;if(subProtocols!=="null"){subProtocols=subProtocols.replace(/^ +| +$/g,"").split(/ *, */);opts=subProtocols}if(runtimeConfig&&null===Module["websocket"]["subprotocol"]){subProtocols="null";opts=undefined}var WebSocketConstructor;{WebSocketConstructor=WebSocket}if (Module['websocket']['decorator']) {WebSocketConstructor = Module['websocket']['decorator'](WebSocketConstructor);}ws = new WebSocketConstructor(url,opts);ws.binaryType="arraybuffer"}catch(e){throw new FS.ErrnoError(23)}}var peer={addr:addr,port:port,socket:ws,dgram_send_queue:[]};SOCKFS.websocket_sock_ops.addPeer(sock,peer);SOCKFS.websocket_sock_ops.handlePeerEvents(sock,peer);if(sock.type===2&&typeof sock.sport!="undefined"){peer.dgram_send_queue.push(new Uint8Array([255,255,255,255,"p".charCodeAt(0),"o".charCodeAt(0),"r".charCodeAt(0),"t".charCodeAt(0),(sock.sport&65280)>>8,sock.sport&255]))}return peer},getPeer(sock,addr,port){return sock.peers[addr+":"+port]},addPeer(sock,peer){sock.peers[peer.addr+":"+peer.port]=peer},removePeer(sock,peer){delete sock.peers[peer.addr+":"+peer.port]},handlePeerEvents(sock,peer){var first=true;var handleOpen=function(){Module["websocket"].emit("open",sock.stream.fd);try{var queued=peer.dgram_send_queue.shift();while(queued){peer.socket.send(queued);queued=peer.dgram_send_queue.shift()}}catch(e){peer.socket.close()}};function handleMessage(data){if(typeof data=="string"){var encoder=new TextEncoder;data=encoder.encode(data)}else{assert(data.byteLength!==undefined);if(data.byteLength==0){return}data=new Uint8Array(data)}var wasfirst=first;first=false;if(wasfirst&&data.length===10&&data[0]===255&&data[1]===255&&data[2]===255&&data[3]===255&&data[4]==="p".charCodeAt(0)&&data[5]==="o".charCodeAt(0)&&data[6]==="r".charCodeAt(0)&&data[7]==="t".charCodeAt(0)){var newport=data[8]<<8|data[9];SOCKFS.websocket_sock_ops.removePeer(sock,peer);peer.port=newport;SOCKFS.websocket_sock_ops.addPeer(sock,peer);return}sock.recv_queue.push({addr:peer.addr,port:peer.port,data:data});Module["websocket"].emit("message",sock.stream.fd)}if(ENVIRONMENT_IS_NODE){peer.socket.on("open",handleOpen);peer.socket.on("message",function(data,isBinary){if(!isBinary){return}handleMessage(new Uint8Array(data).buffer)});peer.socket.on("close",function(){Module["websocket"].emit("close",sock.stream.fd)});peer.socket.on("error",function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])})}else{peer.socket.onopen=handleOpen;peer.socket.onclose=function(){Module["websocket"].emit("close",sock.stream.fd)};peer.socket.onmessage=function peer_socket_onmessage(event){handleMessage(event.data)};peer.socket.onerror=function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])}}},poll(sock){if(sock.type===1&&sock.server){return sock.pending.length?64|1:0}var mask=0;var dest=sock.type===1?SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport):null;if(sock.recv_queue.length||!dest||dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=64|1}if(!dest||dest&&dest.socket.readyState===dest.socket.OPEN){mask|=4}if(dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=16}return mask},ioctl(sock,request,arg){switch(request){case 21531:var bytes=0;if(sock.recv_queue.length){bytes=sock.recv_queue[0].data.length}HEAP32[arg>>2]=bytes;return 0;default:return 28}},close(sock){if(sock.server){try{sock.server.close()}catch(e){}sock.server=null}var peers=Object.keys(sock.peers);for(var i=0;i{var socket=SOCKFS.getSocket(fd);if(!socket)throw new FS.ErrnoError(8);return socket};var inetPton4=str=>{var b=str.split(".");for(var i=0;i<4;i++){var tmp=Number(b[i]);if(isNaN(tmp))return null;b[i]=tmp}return(b[0]|b[1]<<8|b[2]<<16|b[3]<<24)>>>0};var jstoi_q=str=>parseInt(str);var inetPton6=str=>{var words;var w,offset,z;var valid6regx=/^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i;var parts=[];if(!valid6regx.test(str)){return null}if(str==="::"){return[0,0,0,0,0,0,0,0]}if(str.startsWith("::")){str=str.replace("::","Z:")}else{str=str.replace("::",":Z:")}if(str.indexOf(".")>0){str=str.replace(new RegExp("[.]","g"),":");words=str.split(":");words[words.length-4]=jstoi_q(words[words.length-4])+jstoi_q(words[words.length-3])*256;words[words.length-3]=jstoi_q(words[words.length-2])+jstoi_q(words[words.length-1])*256;words=words.slice(0,words.length-2)}else{words=str.split(":")}offset=0;z=0;for(w=0;w{switch(family){case 2:addr=inetPton4(addr);zeroMemory(sa,16);if(addrlen){HEAP32[addrlen>>2]=16}HEAP16[sa>>1]=family;HEAP32[sa+4>>2]=addr;HEAP16[sa+2>>1]=_htons(port);break;case 10:addr=inetPton6(addr);zeroMemory(sa,28);if(addrlen){HEAP32[addrlen>>2]=28}HEAP32[sa>>2]=family;HEAP32[sa+8>>2]=addr[0];HEAP32[sa+12>>2]=addr[1];HEAP32[sa+16>>2]=addr[2];HEAP32[sa+20>>2]=addr[3];HEAP16[sa+2>>1]=_htons(port);break;default:return 5}return 0};var DNS={address_map:{id:1,addrs:{},names:{}},lookup_name(name){var res=inetPton4(name);if(res!==null){return name}res=inetPton6(name);if(res!==null){return name}var addr;if(DNS.address_map.addrs[name]){addr=DNS.address_map.addrs[name]}else{var id=DNS.address_map.id++;assert(id<65535,"exceeded max address mappings of 65535");addr="172.29."+(id&255)+"."+(id&65280);DNS.address_map.names[addr]=name;DNS.address_map.addrs[name]=addr}return addr},lookup_addr(addr){if(DNS.address_map.names[addr]){return DNS.address_map.names[addr]}return null}};function ___syscall_accept4(fd,addr,addrlen,flags,d1,d2){try{var sock=getSocketFromFD(fd);var newsock=sock.sock_ops.accept(sock);if(addr){var errno=writeSockaddr(addr,newsock.family,DNS.lookup_name(newsock.daddr),newsock.dport,addrlen)}return newsock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var inetNtop4=addr=>(addr&255)+"."+(addr>>8&255)+"."+(addr>>16&255)+"."+(addr>>24&255);var inetNtop6=ints=>{var str="";var word=0;var longest=0;var lastzero=0;var zstart=0;var len=0;var i=0;var parts=[ints[0]&65535,ints[0]>>16,ints[1]&65535,ints[1]>>16,ints[2]&65535,ints[2]>>16,ints[3]&65535,ints[3]>>16];var hasipv4=true;var v4part="";for(i=0;i<5;i++){if(parts[i]!==0){hasipv4=false;break}}if(hasipv4){v4part=inetNtop4(parts[6]|parts[7]<<16);if(parts[5]===-1){str="::ffff:";str+=v4part;return str}if(parts[5]===0){str="::";if(v4part==="0.0.0.0")v4part="";if(v4part==="0.0.0.1")v4part="1";str+=v4part;return str}}for(word=0;word<8;word++){if(parts[word]===0){if(word-lastzero>1){len=0}lastzero=word;len++}if(len>longest){longest=len;zstart=word-longest+1}}for(word=0;word<8;word++){if(longest>1){if(parts[word]===0&&word>=zstart&&word{var family=HEAP16[sa>>1];var port=_ntohs(HEAPU16[sa+2>>1]);var addr;switch(family){case 2:if(salen!==16){return{errno:28}}addr=HEAP32[sa+4>>2];addr=inetNtop4(addr);break;case 10:if(salen!==28){return{errno:28}}addr=[HEAP32[sa+8>>2],HEAP32[sa+12>>2],HEAP32[sa+16>>2],HEAP32[sa+20>>2]];addr=inetNtop6(addr);break;default:return{errno:5}}return{family:family,addr:addr,port:port}};var getSocketAddress=(addrp,addrlen,allowNull)=>{if(allowNull&&addrp===0)return null;var info=readSockaddr(addrp,addrlen);if(info.errno)throw new FS.ErrnoError(info.errno);info.addr=DNS.lookup_addr(info.addr)||info.addr;return info};function ___syscall_bind(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.bind(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var SYSCALLS={DEFAULT_POLLMASK:5,calculateAt(dirfd,path,allowEmpty){if(PATH.isAbs(path)){return path}var dir;if(dirfd===-100){dir=FS.cwd()}else{var dirstream=SYSCALLS.getStreamFromFD(dirfd);dir=dirstream.path}if(path.length==0){if(!allowEmpty){throw new FS.ErrnoError(44)}return dir}return PATH.join2(dir,path)},doStat(func,path,buf){var stat=func(path);HEAP32[buf>>2]=stat.dev;HEAP32[buf+4>>2]=stat.mode;HEAPU32[buf+8>>2]=stat.nlink;HEAP32[buf+12>>2]=stat.uid;HEAP32[buf+16>>2]=stat.gid;HEAP32[buf+20>>2]=stat.rdev;tempI64=[stat.size>>>0,(tempDouble=stat.size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+24>>2]=tempI64[0],HEAP32[buf+28>>2]=tempI64[1];HEAP32[buf+32>>2]=4096;HEAP32[buf+36>>2]=stat.blocks;var atime=stat.atime.getTime();var mtime=stat.mtime.getTime();var ctime=stat.ctime.getTime();tempI64=[Math.floor(atime/1e3)>>>0,(tempDouble=Math.floor(atime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+40>>2]=tempI64[0],HEAP32[buf+44>>2]=tempI64[1];HEAPU32[buf+48>>2]=atime%1e3*1e3;tempI64=[Math.floor(mtime/1e3)>>>0,(tempDouble=Math.floor(mtime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+56>>2]=tempI64[0],HEAP32[buf+60>>2]=tempI64[1];HEAPU32[buf+64>>2]=mtime%1e3*1e3;tempI64=[Math.floor(ctime/1e3)>>>0,(tempDouble=Math.floor(ctime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+72>>2]=tempI64[0],HEAP32[buf+76>>2]=tempI64[1];HEAPU32[buf+80>>2]=ctime%1e3*1e3;tempI64=[stat.ino>>>0,(tempDouble=stat.ino,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+88>>2]=tempI64[0],HEAP32[buf+92>>2]=tempI64[1];return 0},doMsync(addr,stream,len,flags,offset){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}if(flags&2){return 0}var buffer=HEAPU8.slice(addr,addr+len);FS.msync(stream,buffer,offset,len,flags)},getStreamFromFD(fd){var stream=FS.getStreamChecked(fd);return stream},varargs:undefined,getStr(ptr){var ret=UTF8ToString(ptr);return ret}};function ___syscall_chdir(path){try{path=SYSCALLS.getStr(path);FS.chdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_chmod(path,mode){try{path=SYSCALLS.getStr(path);FS.chmod(path,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_connect(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.connect(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup(fd){try{var old=SYSCALLS.getStreamFromFD(fd);return FS.dupStream(old).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup3(fd,newfd,flags){try{var old=SYSCALLS.getStreamFromFD(fd);if(old.fd===newfd)return-28;var existing=FS.getStream(newfd);if(existing)FS.close(existing);return FS.dupStream(old,newfd).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_faccessat(dirfd,path,amode,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(amode&~7){return-28}var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;if(!node){return-44}var perms="";if(amode&4)perms+="r";if(amode&2)perms+="w";if(amode&1)perms+="x";if(perms&&FS.nodePermissions(node,perms)){return-2}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchmod(fd,mode){try{FS.fchmod(fd,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchown32(fd,owner,group){try{FS.fchown(fd,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchownat(dirfd,path,owner,group,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;flags=flags&~256;path=SYSCALLS.calculateAt(dirfd,path);(nofollow?FS.lchown:FS.chown)(path,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function syscallGetVarargI(){var ret=HEAP32[+SYSCALLS.varargs>>2];SYSCALLS.varargs+=4;return ret}var syscallGetVarargP=syscallGetVarargI;function ___syscall_fcntl64(fd,cmd,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(cmd){case 0:{var arg=syscallGetVarargI();if(arg<0){return-28}while(FS.streams[arg]){arg++}var newStream;newStream=FS.dupStream(stream,arg);return newStream.fd}case 1:case 2:return 0;case 3:return stream.flags;case 4:{var arg=syscallGetVarargI();stream.flags|=arg;return 0}case 12:{var arg=syscallGetVarargP();var offset=0;HEAP16[arg+offset>>1]=2;return 0}case 13:case 14:return 0}return-28}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fstat64(fd,buf){try{var stream=SYSCALLS.getStreamFromFD(fd);return SYSCALLS.doStat(FS.stat,stream.path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var convertI32PairToI53Checked=(lo,hi)=>hi+2097152>>>0<4194305-!!lo?(lo>>>0)+hi*4294967296:NaN;function ___syscall_ftruncate64(fd,length_low,length_high){var length=convertI32PairToI53Checked(length_low,length_high);try{if(isNaN(length))return 61;FS.ftruncate(fd,length);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var stringToUTF8=(str,outPtr,maxBytesToWrite)=>stringToUTF8Array(str,HEAPU8,outPtr,maxBytesToWrite);Module["stringToUTF8"]=stringToUTF8;function ___syscall_getcwd(buf,size){try{if(size===0)return-28;var cwd=FS.cwd();var cwdLengthInBytes=lengthBytesUTF8(cwd)+1;if(size>>0,(tempDouble=id,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos>>2]=tempI64[0],HEAP32[dirp+pos+4>>2]=tempI64[1];tempI64=[(idx+1)*struct_size>>>0,(tempDouble=(idx+1)*struct_size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos+8>>2]=tempI64[0],HEAP32[dirp+pos+12>>2]=tempI64[1];HEAP16[dirp+pos+16>>1]=280;HEAP8[dirp+pos+18]=type;stringToUTF8(name,dirp+pos+19,256);pos+=struct_size;idx+=1}FS.llseek(stream,idx*struct_size,0);return pos}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getpeername(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);if(!sock.daddr){return-53}var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.daddr),sock.dport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockname(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.saddr||"0.0.0.0"),sock.sport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockopt(fd,level,optname,optval,optlen,d1){try{var sock=getSocketFromFD(fd);if(level===1){if(optname===4){HEAP32[optval>>2]=sock.error;HEAP32[optlen>>2]=4;sock.error=null;return 0}}return-50}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_ioctl(fd,op,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(op){case 21509:{if(!stream.tty)return-59;return 0}case 21505:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcgets){var termios=stream.tty.ops.ioctl_tcgets(stream);var argp=syscallGetVarargP();HEAP32[argp>>2]=termios.c_iflag||0;HEAP32[argp+4>>2]=termios.c_oflag||0;HEAP32[argp+8>>2]=termios.c_cflag||0;HEAP32[argp+12>>2]=termios.c_lflag||0;for(var i=0;i<32;i++){HEAP8[argp+i+17]=termios.c_cc[i]||0}return 0}return 0}case 21510:case 21511:case 21512:{if(!stream.tty)return-59;return 0}case 21506:case 21507:case 21508:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcsets){var argp=syscallGetVarargP();var c_iflag=HEAP32[argp>>2];var c_oflag=HEAP32[argp+4>>2];var c_cflag=HEAP32[argp+8>>2];var c_lflag=HEAP32[argp+12>>2];var c_cc=[];for(var i=0;i<32;i++){c_cc.push(HEAP8[argp+i+17])}return stream.tty.ops.ioctl_tcsets(stream.tty,op,{c_iflag:c_iflag,c_oflag:c_oflag,c_cflag:c_cflag,c_lflag:c_lflag,c_cc:c_cc})}return 0}case 21519:{if(!stream.tty)return-59;var argp=syscallGetVarargP();HEAP32[argp>>2]=0;return 0}case 21520:{if(!stream.tty)return-59;return-28}case 21531:{var argp=syscallGetVarargP();return FS.ioctl(stream,op,argp)}case 21523:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tiocgwinsz){var winsize=stream.tty.ops.ioctl_tiocgwinsz(stream.tty);var argp=syscallGetVarargP();HEAP16[argp>>1]=winsize[0];HEAP16[argp+2>>1]=winsize[1]}return 0}case 21524:{if(!stream.tty)return-59;return 0}case 21515:{if(!stream.tty)return-59;return 0}default:return-28}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_listen(fd,backlog){try{var sock=getSocketFromFD(fd);sock.sock_ops.listen(sock,backlog);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_lstat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.lstat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_mkdirat(dirfd,path,mode){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);path=PATH.normalize(path);if(path[path.length-1]==="/")path=path.substr(0,path.length-1);FS.mkdir(path,mode,0);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_newfstatat(dirfd,path,buf,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;var allowEmpty=flags&4096;flags=flags&~6400;path=SYSCALLS.calculateAt(dirfd,path,allowEmpty);return SYSCALLS.doStat(nofollow?FS.lstat:FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_openat(dirfd,path,flags,varargs){SYSCALLS.varargs=varargs;try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);var mode=varargs?syscallGetVarargI():0;return FS.open(path,flags,mode).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var PIPEFS={BUCKET_BUFFER_SIZE:8192,mount(mount){return FS.createNode(null,"/",16384|511,0)},createPipe(){var pipe={buckets:[],refcnt:2};pipe.buckets.push({buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:0,roffset:0});var rName=PIPEFS.nextname();var wName=PIPEFS.nextname();var rNode=FS.createNode(PIPEFS.root,rName,4096,0);var wNode=FS.createNode(PIPEFS.root,wName,4096,0);rNode.pipe=pipe;wNode.pipe=pipe;var readableStream=FS.createStream({path:rName,node:rNode,flags:0,seekable:false,stream_ops:PIPEFS.stream_ops});rNode.stream=readableStream;var writableStream=FS.createStream({path:wName,node:wNode,flags:1,seekable:false,stream_ops:PIPEFS.stream_ops});wNode.stream=writableStream;return{readable_fd:readableStream.fd,writable_fd:writableStream.fd}},stream_ops:{poll(stream){var pipe=stream.node.pipe;if((stream.flags&2097155)===1){return 256|4}if(pipe.buckets.length>0){for(var i=0;i0){return 64|1}}}return 0},ioctl(stream,request,varargs){return 28},fsync(stream){return 28},read(stream,buffer,offset,length,position){var pipe=stream.node.pipe;var currentLength=0;for(var i=0;i=dataLen){currBucket.buffer.set(data,currBucket.offset);currBucket.offset+=dataLen;return dataLen}else if(freeBytesInCurrBuffer>0){currBucket.buffer.set(data.subarray(0,freeBytesInCurrBuffer),currBucket.offset);currBucket.offset+=freeBytesInCurrBuffer;data=data.subarray(freeBytesInCurrBuffer,data.byteLength)}var numBuckets=data.byteLength/PIPEFS.BUCKET_BUFFER_SIZE|0;var remElements=data.byteLength%PIPEFS.BUCKET_BUFFER_SIZE;for(var i=0;i0){var newBucket={buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:data.byteLength,roffset:0};pipe.buckets.push(newBucket);newBucket.buffer.set(data)}return dataLen},close(stream){var pipe=stream.node.pipe;pipe.refcnt--;if(pipe.refcnt===0){pipe.buckets=null}}},nextname(){if(!PIPEFS.nextname.current){PIPEFS.nextname.current=0}return"pipe["+PIPEFS.nextname.current+++"]"}};function ___syscall_pipe(fdPtr){try{if(fdPtr==0){throw new FS.ErrnoError(21)}var res=PIPEFS.createPipe();HEAP32[fdPtr>>2]=res.readable_fd;HEAP32[fdPtr+4>>2]=res.writable_fd;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_poll(fds,nfds,timeout){try{var nonzero=0;for(var i=0;i>2];var events=HEAP16[pollfd+4>>1];var mask=32;var stream=FS.getStream(fd);if(stream){mask=SYSCALLS.DEFAULT_POLLMASK;if (stream.stream_ops?.poll){mask=stream.stream_ops.poll(stream,-1)}}mask&=events|8|16;if(mask)nonzero++;HEAP16[pollfd+6>>1]=mask}return nonzero}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_readlinkat(dirfd,path,buf,bufsize){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(bufsize<=0)return-28;var ret=FS.readlink(path);var len=Math.min(bufsize,lengthBytesUTF8(ret));var endChar=HEAP8[buf+len];stringToUTF8(ret,buf,bufsize+1);HEAP8[buf+len]=endChar;return len}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_recvfrom(fd,buf,len,flags,addr,addrlen){try{var sock=getSocketFromFD(fd);var msg=sock.sock_ops.recvmsg(sock, len, typeof flags !== "undefined" ? flags : 0);if(!msg)return 0;if(addr){var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(msg.addr),msg.port,addrlen)}HEAPU8.set(msg.buffer,buf);return msg.buffer.byteLength}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_renameat(olddirfd,oldpath,newdirfd,newpath){try{oldpath=SYSCALLS.getStr(oldpath);newpath=SYSCALLS.getStr(newpath);oldpath=SYSCALLS.calculateAt(olddirfd,oldpath);newpath=SYSCALLS.calculateAt(newdirfd,newpath);FS.rename(oldpath,newpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_rmdir(path){try{path=SYSCALLS.getStr(path);FS.rmdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_sendto(fd,message,length,flags,addr,addr_len){try{var sock=getSocketFromFD(fd);var dest=getSocketAddress(addr,addr_len,true);if(!dest){return FS.write(sock.stream,HEAP8,message,length)}return sock.sock_ops.sendmsg(sock,HEAP8,message,length,dest.addr,dest.port)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_socket(domain,type,protocol){try{var sock=SOCKFS.createSocket(domain,type,protocol);return sock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_stat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_statfs64(path,size,buf){try{path=SYSCALLS.getStr(path);HEAP32[buf+4>>2]=4096;HEAP32[buf+40>>2]=4096;HEAP32[buf+8>>2]=1e6;HEAP32[buf+12>>2]=5e5;HEAP32[buf+16>>2]=5e5;HEAP32[buf+20>>2]=FS.nextInode;HEAP32[buf+24>>2]=1e6;HEAP32[buf+28>>2]=42;HEAP32[buf+44>>2]=2;HEAP32[buf+36>>2]=255;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_symlink(target,linkpath){try{target=SYSCALLS.getStr(target);linkpath=SYSCALLS.getStr(linkpath);FS.symlink(target,linkpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_unlinkat(dirfd,path,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(flags===0){FS.unlink(path)}else if(flags===512){FS.rmdir(path)}else{abort("Invalid flags passed to unlinkat")}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var readI53FromI64=ptr=>HEAPU32[ptr>>2]+HEAP32[ptr+4>>2]*4294967296;function ___syscall_utimensat(dirfd,path,times,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path,true);if(!times){var atime=Date.now();var mtime=atime}else{var seconds=readI53FromI64(times);var nanoseconds=HEAP32[times+8>>2];atime=seconds*1e3+nanoseconds/(1e3*1e3);times+=16;seconds=readI53FromI64(times);nanoseconds=HEAP32[times+8>>2];mtime=seconds*1e3+nanoseconds/(1e3*1e3)}FS.utime(path,atime,mtime);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var __abort_js=()=>{abort("")};var nowIsMonotonic=1;var __emscripten_get_now_is_monotonic=()=>nowIsMonotonic;var __emscripten_lookup_name=name=>{var nameString=UTF8ToString(name);return inetPton4(DNS.lookup_name(nameString))};var __emscripten_memcpy_js=(dest,src,num)=>HEAPU8.copyWithin(dest,src,src+num);var __emscripten_runtime_keepalive_clear=()=>{noExitRuntime=false;runtimeKeepaliveCounter=0};var __emscripten_throw_longjmp=()=>{throw Infinity};function __gmtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getUTCSeconds();HEAP32[tmPtr+4>>2]=date.getUTCMinutes();HEAP32[tmPtr+8>>2]=date.getUTCHours();HEAP32[tmPtr+12>>2]=date.getUTCDate();HEAP32[tmPtr+16>>2]=date.getUTCMonth();HEAP32[tmPtr+20>>2]=date.getUTCFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getUTCDay();var start=Date.UTC(date.getUTCFullYear(),0,1,0,0,0,0);var yday=(date.getTime()-start)/(1e3*60*60*24)|0;HEAP32[tmPtr+28>>2]=yday}var isLeapYear=year=>year%4===0&&(year%100!==0||year%400===0);var MONTH_DAYS_LEAP_CUMULATIVE=[0,31,60,91,121,152,182,213,244,274,305,335];var MONTH_DAYS_REGULAR_CUMULATIVE=[0,31,59,90,120,151,181,212,243,273,304,334];var ydayFromDate=date=>{var leap=isLeapYear(date.getFullYear());var monthDaysCumulative=leap?MONTH_DAYS_LEAP_CUMULATIVE:MONTH_DAYS_REGULAR_CUMULATIVE;var yday=monthDaysCumulative[date.getMonth()]+date.getDate()-1;return yday};function __localtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr+36>>2]=-(date.getTimezoneOffset()*60);var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dst=(summerOffset!=winterOffset&&date.getTimezoneOffset()==Math.min(winterOffset,summerOffset))|0;HEAP32[tmPtr+32>>2]=dst}var setTempRet0=val=>__emscripten_tempret_set(val);var __mktime_js=function(tmPtr){var ret=(()=>{var date=new Date(HEAP32[tmPtr+20>>2]+1900,HEAP32[tmPtr+16>>2],HEAP32[tmPtr+12>>2],HEAP32[tmPtr+8>>2],HEAP32[tmPtr+4>>2],HEAP32[tmPtr>>2],0);var dst=HEAP32[tmPtr+32>>2];var guessedOffset=date.getTimezoneOffset();var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dstOffset=Math.min(winterOffset,summerOffset);if(dst<0){HEAP32[tmPtr+32>>2]=Number(summerOffset!=winterOffset&&dstOffset==guessedOffset)}else if(dst>0!=(dstOffset==guessedOffset)){var nonDstOffset=Math.max(winterOffset,summerOffset);var trueOffset=dst>0?dstOffset:nonDstOffset;date.setTime(date.getTime()+(trueOffset-guessedOffset)*6e4)}HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getYear();var timeMs=date.getTime();if(isNaN(timeMs)){return-1}return timeMs/1e3})();return setTempRet0((tempDouble=ret,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)),ret>>>0};function __mmap_js(len,prot,flags,fd,offset_low,offset_high,allocated,addr){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);var res=FS.mmap(stream,len,offset,prot,flags);var ptr=res.ptr;HEAP32[allocated>>2]=res.allocated;HEAPU32[addr>>2]=ptr;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function __munmap_js(addr,len,prot,flags,fd,offset_low,offset_high){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{var stream=SYSCALLS.getStreamFromFD(fd);if(prot&2){SYSCALLS.doMsync(addr,stream,len,flags,offset)}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var timers={};var handleException=e=>{if(e instanceof ExitStatus||e=="unwind"){return EXITSTATUS}quit_(1,e)};var runtimeKeepaliveCounter=0;var keepRuntimeAlive=()=>noExitRuntime||runtimeKeepaliveCounter>0;var _proc_exit=code=>{EXITSTATUS=code;if(!keepRuntimeAlive()){Module["onExit"]?.(code);ABORT=true}quit_(code,new ExitStatus(code))};var exitJS=(status,implicit)=>{EXITSTATUS=status;if(!keepRuntimeAlive()){exitRuntime()}_proc_exit(status)};var _exit=exitJS;Module["_exit"]=_exit;var maybeExit=()=>{if(runtimeExited){return}if(!keepRuntimeAlive()){try{_exit(EXITSTATUS)}catch(e){handleException(e)}}};var callUserCallback=func=>{if(runtimeExited||ABORT){return}try{func();maybeExit()}catch(e){handleException(e)}};var _emscripten_get_now;_emscripten_get_now=()=>performance.now();var __setitimer_js=(which,timeout_ms)=>{if(timers[which]){clearTimeout(timers[which].id);delete timers[which]}if(!timeout_ms)return 0;var id=setTimeout(()=>{delete timers[which];callUserCallback(()=>__emscripten_timeout(which,_emscripten_get_now()))},timeout_ms);timers[which]={id:id,timeout_ms:timeout_ms};return 0};var __tzset_js=(timezone,daylight,std_name,dst_name)=>{var currentYear=(new Date).getFullYear();var winter=new Date(currentYear,0,1);var summer=new Date(currentYear,6,1);var winterOffset=winter.getTimezoneOffset();var summerOffset=summer.getTimezoneOffset();var stdTimezoneOffset=Math.max(winterOffset,summerOffset);HEAPU32[timezone>>2]=stdTimezoneOffset*60;HEAP32[daylight>>2]=Number(winterOffset!=summerOffset);var extractZone=date=>date.toLocaleTimeString(undefined,{hour12:false,timeZoneName:"short"}).split(" ")[1];var winterName=extractZone(winter);var summerName=extractZone(summer);if(summerOffsetDate.now();var getHeapMax=()=>2147483648;var _emscripten_get_heap_max=()=>getHeapMax();var growMemory=size=>{var b=wasmMemory.buffer;var pages=(size-b.byteLength+65535)/65536;try{wasmMemory.grow(pages);updateMemoryViews();return 1}catch(e){}};var _emscripten_resize_heap=requestedSize=>{var oldSize=HEAPU8.length;requestedSize>>>=0;var maxHeapSize=getHeapMax();if(requestedSize>maxHeapSize){return false}var alignUp=(x,multiple)=>x+(multiple-x%multiple)%multiple;for(var cutDown=1;cutDown<=4;cutDown*=2){var overGrownHeapSize=oldSize*(1+.2/cutDown);overGrownHeapSize=Math.min(overGrownHeapSize,requestedSize+100663296);var newSize=Math.min(maxHeapSize,alignUp(Math.max(requestedSize,overGrownHeapSize),65536));var replacement=growMemory(newSize);if(replacement){return true}}return false};var runtimeKeepalivePush=()=>{runtimeKeepaliveCounter+=1};var runtimeKeepalivePop=()=>{runtimeKeepaliveCounter-=1};var safeSetTimeout=(func,timeout)=>{runtimeKeepalivePush();return setTimeout(()=>{runtimeKeepalivePop();callUserCallback(func)},timeout)};var _emscripten_sleep=ms=>Asyncify.handleSleep(wakeUp=>safeSetTimeout(wakeUp,ms));Module["_emscripten_sleep"]=_emscripten_sleep;_emscripten_sleep.isAsync=true;var ENV = PHPLoader.ENV || {};var getExecutableName=()=>thisProgram||"./this.program";var getEnvStrings=()=>{if(!getEnvStrings.strings){var lang=(typeof navigator=="object"&&navigator.languages&&navigator.languages[0]||"C").replace("-","_")+".UTF-8";var env={USER:"web_user",LOGNAME:"web_user",PATH:"/",PWD:"/",HOME:"/home/web_user",LANG:lang,_:getExecutableName()};for(var x in ENV){if(ENV[x]===undefined)delete env[x];else env[x]=ENV[x]}var strings=[];for(var x in env){strings.push(`${x}=${env[x]}`)}getEnvStrings.strings=strings}return getEnvStrings.strings};var stringToAscii=(str,buffer)=>{for(var i=0;i{var bufSize=0;getEnvStrings().forEach((string,i)=>{var ptr=environ_buf+bufSize;HEAPU32[__environ+i*4>>2]=ptr;stringToAscii(string,ptr);bufSize+=string.length+1});return 0};var _environ_sizes_get=(penviron_count,penviron_buf_size)=>{var strings=getEnvStrings();HEAPU32[penviron_count>>2]=strings.length;var bufSize=0;strings.forEach(string=>bufSize+=string.length+1);HEAPU32[penviron_buf_size>>2]=bufSize;return 0};function _fd_close(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);FS.close(stream);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_fdstat_get(fd,pbuf){try{var rightsBase=0;var rightsInheriting=0;var flags=0;{var stream=SYSCALLS.getStreamFromFD(fd);var type=stream.tty?2:FS.isDir(stream.mode)?3:FS.isLink(stream.mode)?7:4}HEAP8[pbuf]=type;HEAP16[pbuf+2>>1]=flags;tempI64=[rightsBase>>>0,(tempDouble=rightsBase,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+8>>2]=tempI64[0],HEAP32[pbuf+12>>2]=tempI64[1];tempI64=[rightsInheriting>>>0,(tempDouble=rightsInheriting,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+16>>2]=tempI64[0],HEAP32[pbuf+20>>2]=tempI64[1];return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var doReadv=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.read(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(curr>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_seek(fd,offset_low,offset_high,whence,newOffset){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);FS.llseek(stream,offset,whence);tempI64=[stream.position>>>0,(tempDouble=stream.position,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[newOffset>>2]=tempI64[0],HEAP32[newOffset+4>>2]=tempI64[1];if(stream.getdents&&offset===0&&whence===0)stream.getdents=null;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var _fd_sync=function(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);return Asyncify.handleSleep(wakeUp=>{var mount=stream.node.mount;if(!mount.type.syncfs){wakeUp(0);return}mount.type.syncfs(mount,false,err=>{if(err){wakeUp(29);return}wakeUp(0)})})}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}};_fd_sync.isAsync=true;var doWritev=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.write(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(typeof offset!="undefined"){offset+=curr}}return ret};function _fd_write(fd,iov,iovcnt,pnum){try{var stream=SYSCALLS.getStreamFromFD(fd);var num=doWritev(stream,iov,iovcnt);HEAPU32[pnum>>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var _getaddrinfo=(node,service,hint,out)=>{var addr=0;var port=0;var flags=0;var family=0;var type=0;var proto=0;var ai;function allocaddrinfo(family,type,proto,canon,addr,port){var sa,salen,ai;var errno;salen=family===10?28:16;addr=family===10?inetNtop6(addr):inetNtop4(addr);sa=_malloc(salen);errno=writeSockaddr(sa,family,addr,port);assert(!errno);ai=_malloc(32);HEAP32[ai+4>>2]=family;HEAP32[ai+8>>2]=type;HEAP32[ai+12>>2]=proto;HEAPU32[ai+24>>2]=canon;HEAPU32[ai+20>>2]=sa;if(family===10){HEAP32[ai+16>>2]=28}else{HEAP32[ai+16>>2]=16}HEAP32[ai+28>>2]=0;return ai}if(hint){flags=HEAP32[hint>>2];family=HEAP32[hint+4>>2];type=HEAP32[hint+8>>2];proto=HEAP32[hint+12>>2]}if(type&&!proto){proto=type===2?17:6}if(!type&&proto){type=proto===17?2:1}if(proto===0){proto=6}if(type===0){type=1}if(!node&&!service){return-2}if(flags&~(1|2|4|1024|8|16|32)){return-1}if(hint!==0&&HEAP32[hint>>2]&2&&!node){return-1}if(flags&32){return-2}if(type!==0&&type!==1&&type!==2){return-7}if(family!==0&&family!==2&&family!==10){return-6}if(service){service=UTF8ToString(service);port=parseInt(service,10);if(isNaN(port)){if(flags&1024){return-2}return-8}}if(!node){if(family===0){family=2}if((flags&1)===0){if(family===2){addr=_htonl(2130706433)}else{addr=[0,0,0,1]}}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0}node=UTF8ToString(node);addr=inetPton4(node);if(addr!==null){if(family===0||family===2){family=2}else if(family===10&&flags&8){addr=[0,0,_htonl(65535),addr];family=10}else{return-2}}else{addr=inetPton6(node);if(addr!==null){if(family===0||family===10){family=10}else{return-2}}}if(addr!=null){ai=allocaddrinfo(family,type,proto,node,addr,port);HEAPU32[out>>2]=ai;return 0}if(flags&4){return-2}node=DNS.lookup_name(node);addr=inetPton4(node);if(family===0){family=2}else if(family===10){addr=[0,0,_htonl(65535),addr]}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0};var _getnameinfo=(sa,salen,node,nodelen,serv,servlen,flags)=>{var info=readSockaddr(sa,salen);if(info.errno){return-6}var port=info.port;var addr=info.addr;var overflowed=false;if(node&&nodelen){var lookup;if(flags&1||!(lookup=DNS.lookup_addr(addr))){if(flags&8){return-2}}else{addr=lookup}var numBytesWrittenExclNull=stringToUTF8(addr,node,nodelen);if(numBytesWrittenExclNull+1>=nodelen){overflowed=true}}if(serv&&servlen){port=""+port;var numBytesWrittenExclNull=stringToUTF8(port,serv,servlen);if(numBytesWrittenExclNull+1>=servlen){overflowed=true}}if(overflowed){return-12}return 0};var Protocols={list:[],map:{}};var _setprotoent=stayopen=>{function allocprotoent(name,proto,aliases){var nameBuf=_malloc(name.length+1);stringToAscii(name,nameBuf);var j=0;var length=aliases.length;var aliasListBuf=_malloc((length+1)*4);for(var i=0;i>2]=aliasBuf}HEAPU32[aliasListBuf+j>>2]=0;var pe=_malloc(12);HEAPU32[pe>>2]=nameBuf;HEAPU32[pe+4>>2]=aliasListBuf;HEAP32[pe+8>>2]=proto;return pe}var list=Protocols.list;var map=Protocols.map;if(list.length===0){var entry=allocprotoent("tcp",6,["TCP"]);list.push(entry);map["tcp"]=map["6"]=entry;entry=allocprotoent("udp",17,["UDP"]);list.push(entry);map["udp"]=map["17"]=entry}_setprotoent.index=0};var _getprotobyname=name=>{name=UTF8ToString(name);_setprotoent(true);var result=Protocols.map[name];return result};var _getprotobynumber=number=>{_setprotoent(true);var result=Protocols.map[number];return result};var stackAlloc=sz=>__emscripten_stack_alloc(sz);var stringToUTF8OnStack=str=>{var size=lengthBytesUTF8(str)+1;var ret=stackAlloc(size);stringToUTF8(str,ret,size);return ret};var allocateUTF8OnStack=stringToUTF8OnStack;var PHPWASM={init:function(){FS.mkdir("/internal");FS.mkdir("/internal/shared");FS.mkdir("/internal/shared/preload");PHPWASM.EventEmitter=ENVIRONMENT_IS_NODE?require("events").EventEmitter:class EventEmitter{constructor(){this.listeners={}}emit(eventName,data){if(this.listeners[eventName]){this.listeners[eventName].forEach(callback=>{callback(data)})}}once(eventName,callback){const self=this;function removedCallback(){callback(...arguments);self.removeListener(eventName,removedCallback)}this.on(eventName,removedCallback)}removeAllListeners(eventName){if(eventName){delete this.listeners[eventName]}else{this.listeners={}}}removeListener(eventName,callback){if(this.listeners[eventName]){const idx=this.listeners[eventName].indexOf(callback);if(idx!==-1){this.listeners[eventName].splice(idx,1)}}}};PHPWASM.child_proc_by_fd={};PHPWASM.child_proc_by_pid={};PHPWASM.input_devices={}},getAllWebSockets:function(sock){const webSockets=new Set;if(sock.server){sock.server.clients.forEach(ws=>{webSockets.add(ws)})}for(const peer of PHPWASM.getAllPeers(sock)){webSockets.add(peer.socket)}return Array.from(webSockets)},getAllPeers:function(sock){const peers=new Set;if(sock.server){sock.pending.filter(pending=>pending.peers).forEach(pending=>{for(const peer of Object.values(pending.peers)){peers.add(peer)}})}if(sock.peers){for(const peer of Object.values(sock.peers)){peers.add(peer)}}return Array.from(peers)},awaitData:function(ws){return PHPWASM.awaitEvent(ws,"message")},awaitConnection:function(ws){if(ws.OPEN===ws.readyState){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"open")},awaitClose:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"close")},awaitError:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"error")},awaitEvent:function(ws,event){let resolve;const listener=()=>{resolve()};const promise=new Promise(function(_resolve){resolve=_resolve;ws.once(event,listener)});const cancel=()=>{ws.removeListener(event,listener);setTimeout(resolve)};return[promise,cancel]},noop:function(){},spawnProcess:function(command,args,options){if(Module["spawnProcess"]){const spawnedPromise=Module["spawnProcess"](command,args,options);return Promise.resolve(spawnedPromise).then(function(spawned){if(!spawned||!spawned.on){throw new Error("spawnProcess() must return an EventEmitter but returned a different type.")}return spawned})}if(ENVIRONMENT_IS_NODE){return require("child_process").spawn(command,args,{...options,shell:true,stdio:["pipe","pipe","pipe"],timeout:100})}const e=new Error("popen(), proc_open() etc. are unsupported in the browser. Call php.setSpawnHandler() "+"and provide a callback to handle spawning processes, or disable a popen(), proc_open() "+"and similar functions via php.ini.");e.code="SPAWN_UNSUPPORTED";throw e},shutdownSocket:function(socketd,how){const sock=getSocketFromFD(socketd);const peer=Object.values(sock.peers)[0];if(!peer){return-1}try{peer.socket.close();SOCKFS.websocket_sock_ops.removePeer(sock,peer);return 0}catch(e){console.log("Socket shutdown error",e);return-1}}};function _js_create_input_device(deviceId){let dataBuffer=[];let dataCallback;const filename="proc_id_"+deviceId;const device=FS.createDevice("/dev",filename,function(){},function(byte){try{dataBuffer.push(byte);if(dataCallback){dataCallback(new Uint8Array(dataBuffer));dataBuffer=[]}}catch(e){console.error(e);throw e}});const devicePath="/dev/"+filename;PHPWASM.input_devices[deviceId]={devicePath:devicePath,onData:function(cb){dataCallback=cb;dataBuffer.forEach(function(data){cb(data)});dataBuffer.length=0}};return allocateUTF8OnStack(devicePath)}function _js_open_process(command,argsPtr,argsLength,descriptorsPtr,descriptorsLength,cwdPtr,cwdLength,envPtr,envLength){if(!command){return 1}const cmdstr=UTF8ToString(command);if(!cmdstr.length){return 0}let argsArray=[];if(argsLength){for(var i=0;i>2]))}}const cwdstr=cwdPtr?UTF8ToString(cwdPtr):null;let envObject=null;if(envLength){envObject={};for(var i=0;i>2]);const splitAt=envEntry.indexOf("=");if(splitAt===-1){continue}const key=envEntry.substring(0,splitAt);const value=envEntry.substring(splitAt+1);envObject[key]=value}}var std={};for(var i=0;i>2];std[HEAPU32[descriptorPtr>>2]]={child:HEAPU32[descriptorPtr+4>>2],parent:HEAPU32[descriptorPtr+8>>2]}}return Asyncify.handleSleep(async wakeUp=>{let cp;try{const options={};if(cwdstr!==null){options.cwd=cwdstr}if(envObject!==null){options.env=envObject}cp=PHPWASM.spawnProcess(cmdstr,argsArray,options);if(cp instanceof Promise){cp=await cp}}catch(e){if(e.code==="SPAWN_UNSUPPORTED"){wakeUp(1);return}console.error(e);wakeUp(1);throw e}const ProcInfo={pid:cp.pid,exited:false,stdinFd:std[0]?.child,stdinIsDevice:std[0]?.child in PHPWASM.input_devices,stdoutChildFd:std[1]?.child,stdoutParentFd:std[1]?.parent,stderrChildFd:std[2]?.child,stderrParentFd:std[2]?.parent,stdout:new PHPWASM.EventEmitter,stderr:new PHPWASM.EventEmitter};if(ProcInfo.stdoutChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutChildFd]=ProcInfo;if(ProcInfo.stderrChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrChildFd]=ProcInfo;if(ProcInfo.stdoutParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutParentFd]=ProcInfo;if(ProcInfo.stderrParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrParentFd]=ProcInfo;PHPWASM.child_proc_by_pid[ProcInfo.pid]=ProcInfo;cp.on("exit",function(code){ProcInfo.exitCode=code;ProcInfo.exited=true;ProcInfo.stdout.emit("data");ProcInfo.stderr.emit("data")});if(ProcInfo.stdoutChildFd){const stdoutStream=SYSCALLS.getStreamFromFD(ProcInfo.stdoutChildFd);let stdoutAt=0;cp.stdout.on("data",function(data){ProcInfo.stdout.emit("data",data);stdoutStream.stream_ops.write(stdoutStream,data,0,data.length,stdoutAt);stdoutAt+=data.length})}if(ProcInfo.stderrChildFd){const stderrStream=SYSCALLS.getStreamFromFD(ProcInfo.stderrChildFd);let stderrAt=0;cp.stderr.on("data",function(data){ProcInfo.stderr.emit("data",data);stderrStream.stream_ops.write(stderrStream,data,0,data.length,stderrAt);stderrAt+=data.length})}try{await new Promise((resolve,reject)=>{cp.on("spawn",resolve);cp.on("error",reject)})}catch(e){console.error(e);wakeUp(1);return}if(ProcInfo.stdinIsDevice){PHPWASM.input_devices[ProcInfo.stdinFd].onData(function(data){if(!data)return;if(typeof data==="number"){data=new Uint8Array([data])}const dataStr=new TextDecoder("utf-8").decode(data);cp.stdin.write(dataStr)});wakeUp(ProcInfo.pid);return}if(ProcInfo.stdinFd){const stdinStream=SYSCALLS.getStreamFromFD(ProcInfo.stdinFd);if(stdinStream.node){const CHUNK_SIZE=1024;const buffer=new Uint8Array(CHUNK_SIZE);let offset=0;while(true){const bytesRead=stdinStream.stream_ops.read(stdinStream,buffer,0,CHUNK_SIZE,offset);if(bytesRead===null||bytesRead===0){break}try{cp.stdin.write(buffer.subarray(0,bytesRead))}catch(e){console.error(e);return 1}if(bytesRead>2]=PHPWASM.child_proc_by_pid[pid].exitCode;return 1}return 0}function _js_waitpid(pid,exitCodePtr){if(!PHPWASM.child_proc_by_pid[pid]){return-1}return Asyncify.handleSleep(wakeUp=>{const poll=function(){if(PHPWASM.child_proc_by_pid[pid]?.exited){HEAPU32[exitCodePtr>>2]=PHPWASM.child_proc_by_pid[pid].exitCode;wakeUp(pid)}else{setTimeout(poll,50)}};poll()})}var arraySum=(array,index)=>{var sum=0;for(var i=0;i<=index;sum+=array[i++]){}return sum};var MONTH_DAYS_LEAP=[31,29,31,30,31,30,31,31,30,31,30,31];var MONTH_DAYS_REGULAR=[31,28,31,30,31,30,31,31,30,31,30,31];var addDays=(date,days)=>{var newDate=new Date(date.getTime());while(days>0){var leap=isLeapYear(newDate.getFullYear());var currentMonth=newDate.getMonth();var daysInCurrentMonth=(leap?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR)[currentMonth];if(days>daysInCurrentMonth-newDate.getDate()){days-=daysInCurrentMonth-newDate.getDate()+1;newDate.setDate(1);if(currentMonth<11){newDate.setMonth(currentMonth+1)}else{newDate.setMonth(0);newDate.setFullYear(newDate.getFullYear()+1)}}else{newDate.setDate(newDate.getDate()+days);return newDate}}return newDate};var writeArrayToMemory=(array,buffer)=>{HEAP8.set(array,buffer)};var _strftime=(s,maxsize,format,tm)=>{var tm_zone=HEAPU32[tm+40>>2];var date={tm_sec:HEAP32[tm>>2],tm_min:HEAP32[tm+4>>2],tm_hour:HEAP32[tm+8>>2],tm_mday:HEAP32[tm+12>>2],tm_mon:HEAP32[tm+16>>2],tm_year:HEAP32[tm+20>>2],tm_wday:HEAP32[tm+24>>2],tm_yday:HEAP32[tm+28>>2],tm_isdst:HEAP32[tm+32>>2],tm_gmtoff:HEAP32[tm+36>>2],tm_zone:tm_zone?UTF8ToString(tm_zone):""};var pattern=UTF8ToString(format);var EXPANSION_RULES_1={"%c":"%a %b %d %H:%M:%S %Y","%D":"%m/%d/%y","%F":"%Y-%m-%d","%h":"%b","%r":"%I:%M:%S %p","%R":"%H:%M","%T":"%H:%M:%S","%x":"%m/%d/%y","%X":"%H:%M:%S","%Ec":"%c","%EC":"%C","%Ex":"%m/%d/%y","%EX":"%H:%M:%S","%Ey":"%y","%EY":"%Y","%Od":"%d","%Oe":"%e","%OH":"%H","%OI":"%I","%Om":"%m","%OM":"%M","%OS":"%S","%Ou":"%u","%OU":"%U","%OV":"%V","%Ow":"%w","%OW":"%W","%Oy":"%y"};for(var rule in EXPANSION_RULES_1){pattern=pattern.replace(new RegExp(rule,"g"),EXPANSION_RULES_1[rule])}var WEEKDAYS=["Sunday","Monday","Tuesday","Wednesday","Thursday","Friday","Saturday"];var MONTHS=["January","February","March","April","May","June","July","August","September","October","November","December"];function leadingSomething(value,digits,character){var str=typeof value=="number"?value.toString():value||"";while(str.length0?1:0}var compare;if((compare=sgn(date1.getFullYear()-date2.getFullYear()))===0){if((compare=sgn(date1.getMonth()-date2.getMonth()))===0){compare=sgn(date1.getDate()-date2.getDate())}}return compare}function getFirstWeekStartDate(janFourth){switch(janFourth.getDay()){case 0:return new Date(janFourth.getFullYear()-1,11,29);case 1:return janFourth;case 2:return new Date(janFourth.getFullYear(),0,3);case 3:return new Date(janFourth.getFullYear(),0,2);case 4:return new Date(janFourth.getFullYear(),0,1);case 5:return new Date(janFourth.getFullYear()-1,11,31);case 6:return new Date(janFourth.getFullYear()-1,11,30)}}function getWeekBasedYear(date){var thisDate=addDays(new Date(date.tm_year+1900,0,1),date.tm_yday);var janFourthThisYear=new Date(thisDate.getFullYear(),0,4);var janFourthNextYear=new Date(thisDate.getFullYear()+1,0,4);var firstWeekStartThisYear=getFirstWeekStartDate(janFourthThisYear);var firstWeekStartNextYear=getFirstWeekStartDate(janFourthNextYear);if(compareByDay(firstWeekStartThisYear,thisDate)<=0){if(compareByDay(firstWeekStartNextYear,thisDate)<=0){return thisDate.getFullYear()+1}return thisDate.getFullYear()}return thisDate.getFullYear()-1}var EXPANSION_RULES_2={"%a":date=>WEEKDAYS[date.tm_wday].substring(0,3),"%A":date=>WEEKDAYS[date.tm_wday],"%b":date=>MONTHS[date.tm_mon].substring(0,3),"%B":date=>MONTHS[date.tm_mon],"%C":date=>{var year=date.tm_year+1900;return leadingNulls(year/100|0,2)},"%d":date=>leadingNulls(date.tm_mday,2),"%e":date=>leadingSomething(date.tm_mday,2," "),"%g":date=>getWeekBasedYear(date).toString().substring(2),"%G":getWeekBasedYear,"%H":date=>leadingNulls(date.tm_hour,2),"%I":date=>{var twelveHour=date.tm_hour;if(twelveHour==0)twelveHour=12;else if(twelveHour>12)twelveHour-=12;return leadingNulls(twelveHour,2)},"%j":date=>leadingNulls(date.tm_mday+arraySum(isLeapYear(date.tm_year+1900)?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,date.tm_mon-1),3),"%m":date=>leadingNulls(date.tm_mon+1,2),"%M":date=>leadingNulls(date.tm_min,2),"%n":()=>"\n","%p":date=>{if(date.tm_hour>=0&&date.tm_hour<12){return"AM"}return"PM"},"%S":date=>leadingNulls(date.tm_sec,2),"%t":()=>"\t","%u":date=>date.tm_wday||7,"%U":date=>{var days=date.tm_yday+7-date.tm_wday;return leadingNulls(Math.floor(days/7),2)},"%V":date=>{var val=Math.floor((date.tm_yday+7-(date.tm_wday+6)%7)/7);if((date.tm_wday+371-date.tm_yday-2)%7<=2){val++}if(!val){val=52;var dec31=(date.tm_wday+7-date.tm_yday-1)%7;if(dec31==4||dec31==5&&isLeapYear(date.tm_year%400-1)){val++}}else if(val==53){var jan1=(date.tm_wday+371-date.tm_yday)%7;if(jan1!=4&&(jan1!=3||!isLeapYear(date.tm_year)))val=1}return leadingNulls(val,2)},"%w":date=>date.tm_wday,"%W":date=>{var days=date.tm_yday+7-(date.tm_wday+6)%7;return leadingNulls(Math.floor(days/7),2)},"%y":date=>(date.tm_year+1900).toString().substring(2),"%Y":date=>date.tm_year+1900,"%z":date=>{var off=date.tm_gmtoff;var ahead=off>=0;off=Math.abs(off)/60;off=off/60*100+off%60;return(ahead?"+":"-")+String("0000"+off).slice(-4)},"%Z":date=>date.tm_zone,"%%":()=>"%"};pattern=pattern.replace(/%%/g,"\0\0");for(var rule in EXPANSION_RULES_2){if(pattern.includes(rule)){pattern=pattern.replace(new RegExp(rule,"g"),EXPANSION_RULES_2[rule](date))}}pattern=pattern.replace(/\0\0/g,"%");var bytes=intArrayFromString(pattern,false);if(bytes.length>maxsize){return 0}writeArrayToMemory(bytes,s);return bytes.length-1};var _strftime_l=(s,maxsize,format,tm,loc)=>_strftime(s,maxsize,format,tm);var _strptime=(buf,format,tm)=>{var pattern=UTF8ToString(format);var SPECIAL_CHARS="\\!@#$^&*()+=-[]/{}|:<>?,.";for(var i=0,ii=SPECIAL_CHARS.length;iEQUIVALENT_MATCHERS[c]||m).replace(/%(.)/g,(_,c)=>{let pat=DATE_PATTERNS[c];if(pat){capture.push(c);return`(${pat})`}else{return c}}).replace(/\s+/g,"\\s*");var matches=new RegExp("^"+pattern_out,"i").exec(UTF8ToString(buf));function initDate(){function fixup(value,min,max){return typeof 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dynCall_ii=Module["dynCall_ii"]=(a0,a1)=>(dynCall_ii=Module["dynCall_ii"]=wasmExports["Nb"])(a0,a1);var dynCall_viiiii=Module["dynCall_viiiii"]=(a0,a1,a2,a3,a4,a5)=>(dynCall_viiiii=Module["dynCall_viiiii"]=wasmExports["Ob"])(a0,a1,a2,a3,a4,a5);var dynCall_iii=Module["dynCall_iii"]=(a0,a1,a2)=>(dynCall_iii=Module["dynCall_iii"]=wasmExports["Pb"])(a0,a1,a2);var dynCall_iiiii=Module["dynCall_iiiii"]=(a0,a1,a2,a3,a4)=>(dynCall_iiiii=Module["dynCall_iiiii"]=wasmExports["Qb"])(a0,a1,a2,a3,a4);var dynCall_iiiiiii=Module["dynCall_iiiiiii"]=(a0,a1,a2,a3,a4,a5,a6)=>(dynCall_iiiiiii=Module["dynCall_iiiiiii"]=wasmExports["Rb"])(a0,a1,a2,a3,a4,a5,a6);var dynCall_iiiiii=Module["dynCall_iiiiii"]=(a0,a1,a2,a3,a4,a5)=>(dynCall_iiiiii=Module["dynCall_iiiiii"]=wasmExports["Sb"])(a0,a1,a2,a3,a4,a5);var dynCall_i=Module["dynCall_i"]=a0=>(dynCall_i=Module["dynCall_i"]=wasmExports["Tb"])(a0);var dynCall_viii=Module["dynCall_viii"]=(a0,a1,a2,a3)=>(dynCall_viii=Module["dynCall_viii"]=wasmExports["Ub"])(a0,a1,a2,a3);var dynCall_vii=Module["dynCall_vii"]=(a0,a1,a2)=>(dynCall_vii=Module["dynCall_vii"]=wasmExports["Vb"])(a0,a1,a2);var dynCall_viiii=Module["dynCall_viiii"]=(a0,a1,a2,a3,a4)=>(dynCall_viiii=Module["dynCall_viiii"]=wasmExports["Wb"])(a0,a1,a2,a3,a4);var dynCall_v=Module["dynCall_v"]=a0=>(dynCall_v=Module["dynCall_v"]=wasmExports["Xb"])(a0);var dynCall_viiiiiiiii=Module["dynCall_viiiiiiiii"]=(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9)=>(dynCall_viiiiiiiii=Module["dynCall_viiiiiiiii"]=wasmExports["Yb"])(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9);var dynCall_viiiiii=Module["dynCall_viiiiii"]=(a0,a1,a2,a3,a4,a5,a6)=>(dynCall_viiiiii=Module["dynCall_viiiiii"]=wasmExports["Zb"])(a0,a1,a2,a3,a4,a5,a6);var dynCall_iiiiiiii=Module["dynCall_iiiiiiii"]=(a0,a1,a2,a3,a4,a5,a6,a7)=>(dynCall_iiiiiiii=Module["dynCall_iiiiiiii"]=wasmExports["_b"])(a0,a1,a2,a3,a4,a5,a6,a7);var dynCall_iiiiiiiiii=Module["dynCall_iiiiiiiiii"]=(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9)=>(dynCall_iiiiiiiiii=Module["dynCall_iiiiiiiiii"]=wasmExports["$b"])(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9);var dynCall_jii=Module["dynCall_jii"]=(a0,a1,a2)=>(dynCall_jii=Module["dynCall_jii"]=wasmExports["ac"])(a0,a1,a2);var dynCall_viidii=Module["dynCall_viidii"]=(a0,a1,a2,a3,a4,a5)=>(dynCall_viidii=Module["dynCall_viidii"]=wasmExports["bc"])(a0,a1,a2,a3,a4,a5);var _asyncify_start_unwind=a0=>(_asyncify_start_unwind=wasmExports["cc"])(a0);var _asyncify_stop_unwind=()=>(_asyncify_stop_unwind=wasmExports["dc"])();var _asyncify_start_rewind=a0=>(_asyncify_start_rewind=wasmExports["ec"])(a0);var _asyncify_stop_rewind=()=>(_asyncify_stop_rewind=wasmExports["fc"])();function invoke_iiiiiii(index,a1,a2,a3,a4,a5,a6){var sp=stackSave();try{return dynCall_iiiiiii(index,a1,a2,a3,a4,a5,a6)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_vi(index,a1){var sp=stackSave();try{dynCall_vi(index,a1)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_vii(index,a1,a2){var sp=stackSave();try{dynCall_vii(index,a1,a2)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iii(index,a1,a2){var sp=stackSave();try{return dynCall_iii(index,a1,a2)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_i(index){var sp=stackSave();try{return dynCall_i(index)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_v(index){var sp=stackSave();try{dynCall_v(index)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viii(index,a1,a2,a3){var sp=stackSave();try{dynCall_viii(index,a1,a2,a3)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_ii(index,a1){var sp=stackSave();try{return dynCall_ii(index,a1)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiii(index,a1,a2,a3,a4){var sp=stackSave();try{dynCall_viiii(index,a1,a2,a3,a4)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiii(index,a1,a2,a3,a4){var sp=stackSave();try{return dynCall_iiiii(index,a1,a2,a3,a4)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiii(index,a1,a2,a3){var sp=stackSave();try{return dynCall_iiii(index,a1,a2,a3)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiiiii(index,a1,a2,a3,a4,a5,a6){var sp=stackSave();try{dynCall_viiiiii(index,a1,a2,a3,a4,a5,a6)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiiii(index,a1,a2,a3,a4,a5){var sp=stackSave();try{dynCall_viiiii(index,a1,a2,a3,a4,a5)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viidii(index,a1,a2,a3,a4,a5){var sp=stackSave();try{dynCall_viidii(index,a1,a2,a3,a4,a5)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9){var sp=stackSave();try{return dynCall_iiiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiiii(index,a1,a2,a3,a4,a5){var sp=stackSave();try{return dynCall_iiiiii(index,a1,a2,a3,a4,a5)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9){var sp=stackSave();try{dynCall_viiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiiiiii(index,a1,a2,a3,a4,a5,a6,a7){var sp=stackSave();try{return dynCall_iiiiiiii(index,a1,a2,a3,a4,a5,a6,a7)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_jii(index,a1,a2){var sp=stackSave();try{return dynCall_jii(index,a1,a2)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}Module["addRunDependency"]=addRunDependency;Module["removeRunDependency"]=removeRunDependency;Module["wasmExports"]=wasmExports;Module["ccall"]=ccall;Module["FS_createPreloadedFile"]=FS_createPreloadedFile;Module["FS_unlink"]=FS_unlink;Module["FS_createPath"]=FS_createPath;Module["FS_createDevice"]=FS_createDevice;Module["FS_createDataFile"]=FS_createDataFile;Module["FS_createLazyFile"]=FS_createLazyFile;Module["PROXYFS"]=PROXYFS;var calledRun;dependenciesFulfilled=function runCaller(){if(!calledRun)run();if(!calledRun)dependenciesFulfilled=runCaller};function run(){if(runDependencies>0){return}preRun();if(runDependencies>0){return}function doRun(){if(calledRun)return;calledRun=true;Module["calledRun"]=true;if(ABORT)return;initRuntime();if(Module["onRuntimeInitialized"])Module["onRuntimeInitialized"]();postRun()}if(Module["setStatus"]){Module["setStatus"]("Running...");setTimeout(function(){setTimeout(function(){Module["setStatus"]("")},1);doRun()},1)}else{doRun()}}if(Module["preInit"]){if(typeof Module["preInit"]=="function")Module["preInit"]=[Module["preInit"]];while(Module["preInit"].length>0){Module["preInit"].pop()()}}run(); +var Module=typeof PHPLoader!="undefined"?PHPLoader:{};var ENVIRONMENT_IS_WEB=RuntimeName==="WEB";var ENVIRONMENT_IS_WORKER=RuntimeName==="WORKER";var ENVIRONMENT_IS_NODE=RuntimeName==="NODE";var moduleOverrides=Object.assign({},Module);var arguments_=[];var thisProgram="./this.program";var quit_=(status,toThrow)=>{throw toThrow};var scriptDirectory="";function locateFile(path){if(Module["locateFile"]){return Module["locateFile"](path,scriptDirectory)}return scriptDirectory+path}var readAsync,readBinary;if(ENVIRONMENT_IS_WEB||ENVIRONMENT_IS_WORKER){if(ENVIRONMENT_IS_WORKER){scriptDirectory=self.location.href}else if(typeof document!="undefined"&&document.currentScript){scriptDirectory=document.currentScript.src}if(scriptDirectory.startsWith("blob:")){scriptDirectory=""}else{scriptDirectory=scriptDirectory.substr(0,scriptDirectory.replace(/[?#].*/,"").lastIndexOf("/")+1)}{readAsync=async url=>{var response=await fetch(url,{credentials:"same-origin"});if(response.ok){return response.arrayBuffer()}throw new Error(response.status+" : "+response.url)}}}else{}var out=Module["print"]||console.log.bind(console);var err=Module["printErr"]||console.error.bind(console);Object.assign(Module,moduleOverrides);moduleOverrides=null;if(Module["arguments"])arguments_=Module["arguments"];if(Module["thisProgram"])thisProgram=Module["thisProgram"]; +if (Module["quit"]) quit_=Module["quit"];var wasmBinary=Module["wasmBinary"];var wasmMemory;var ABORT=false;var EXITSTATUS;function assert(condition,text){if(!condition){abort(text)}}var HEAP8,HEAPU8,HEAP16,HEAPU16,HEAP32,HEAPU32,HEAPF32,HEAPF64;function updateMemoryViews(){var b=wasmMemory.buffer;Module["HEAP8"]=HEAP8=new Int8Array(b);Module["HEAP16"]=HEAP16=new Int16Array(b);Module["HEAPU8"]=HEAPU8=new Uint8Array(b);Module["HEAPU16"]=HEAPU16=new Uint16Array(b);Module["HEAP32"]=HEAP32=new Int32Array(b);Module["HEAPU32"]=HEAPU32=new Uint32Array(b);Module["HEAPF32"]=HEAPF32=new Float32Array(b);Module["HEAPF64"]=HEAPF64=new Float64Array(b)}var __ATPRERUN__=[];var __ATINIT__=[];var __ATEXIT__=[];var __ATPOSTRUN__=[];var runtimeInitialized=false;var runtimeExited=false;function preRun(){if(Module["preRun"]){if(typeof Module["preRun"]=="function")Module["preRun"]=[Module["preRun"]];while(Module["preRun"].length){addOnPreRun(Module["preRun"].shift())}}callRuntimeCallbacks(__ATPRERUN__)}function initRuntime(){runtimeInitialized=true;SOCKFS.root=FS.mount(SOCKFS,{},null);if(!Module["noFSInit"]&&!FS.initialized)FS.init();FS.ignorePermissions=false;TTY.init();PIPEFS.root=FS.mount(PIPEFS,{},null);callRuntimeCallbacks(__ATINIT__)}function exitRuntime(){___funcs_on_exit();callRuntimeCallbacks(__ATEXIT__);FS.quit();TTY.shutdown();runtimeExited=true}function postRun(){if(Module["postRun"]){if(typeof Module["postRun"]=="function")Module["postRun"]=[Module["postRun"]];while(Module["postRun"].length){addOnPostRun(Module["postRun"].shift())}}callRuntimeCallbacks(__ATPOSTRUN__)}function addOnPreRun(cb){__ATPRERUN__.unshift(cb)}function addOnInit(cb){__ATINIT__.unshift(cb)}function addOnPostRun(cb){__ATPOSTRUN__.unshift(cb)}var runDependencies=0;var dependenciesFulfilled=null;function getUniqueRunDependency(id){return id}function addRunDependency(id){runDependencies++;Module["monitorRunDependencies"]?.(runDependencies)}function removeRunDependency(id){runDependencies--;Module["monitorRunDependencies"]?.(runDependencies);if(runDependencies==0){if(dependenciesFulfilled){var callback=dependenciesFulfilled;dependenciesFulfilled=null;callback()}}}function abort(what){Module["onAbort"]?.(what);what="Aborted("+what+")";err(what);ABORT=true;what+=". Build with -sASSERTIONS for more info.";var e=new WebAssembly.RuntimeError(what);throw e}var dataURIPrefix="data:application/octet-stream;base64,";var isDataURI=filename=>filename.startsWith(dataURIPrefix);function findWasmBinary(){var f=dependencyFilename;if(!isDataURI(f)){return locateFile(f)}return f}var wasmBinaryFile;function getBinarySync(file){if(file==wasmBinaryFile&&wasmBinary){return new Uint8Array(wasmBinary)}if(readBinary){return readBinary(file)}throw"both async and sync fetching of the wasm failed"}async function getWasmBinary(binaryFile){if(!wasmBinary){try{var response=await readAsync(binaryFile);return new Uint8Array(response)}catch{}}return getBinarySync(binaryFile)}async function instantiateArrayBuffer(binaryFile,imports){try{var binary=await getWasmBinary(binaryFile);var instance=await WebAssembly.instantiate(binary,imports);return instance}catch(reason){err(`failed to asynchronously prepare wasm: ${reason}`);abort(reason)}}async function instantiateAsync(binary,binaryFile,imports){if(!binary&&typeof WebAssembly.instantiateStreaming=="function"&&!isDataURI(binaryFile)&&typeof fetch=="function"){try{var response=fetch(binaryFile,{credentials:"same-origin"});var instantiationResult=await WebAssembly.instantiateStreaming(response,imports);return instantiationResult}catch(reason){err(`wasm streaming compile failed: ${reason}`);err("falling back to ArrayBuffer instantiation")}}return instantiateArrayBuffer(binaryFile,imports)}function getWasmImports(){return{a:wasmImports}}async function createWasm(){function receiveInstance(instance,module){wasmExports=instance.exports;wasmExports=Asyncify.instrumentWasmExports(wasmExports);Module["wasmExports"]=wasmExports;wasmMemory=wasmExports["Va"];updateMemoryViews();wasmTable=wasmExports["Xa"];addOnInit(wasmExports["Wa"]);removeRunDependency("wasm-instantiate");return wasmExports}addRunDependency("wasm-instantiate");function receiveInstantiationResult(result){receiveInstance(result["instance"])}var info=getWasmImports();if(Module["instantiateWasm"]){try{return Module["instantiateWasm"](info,receiveInstance)}catch(e){err(`Module.instantiateWasm callback failed with error: ${e}`);return false}}wasmBinaryFile??=findWasmBinary();var result=await instantiateAsync(wasmBinary,wasmBinaryFile,info);receiveInstantiationResult(result);return result}var tempDouble;var tempI64;function js_popen_to_file(command,mode,exitCodePtr){const returnCallback=resolver=>Asyncify.handleSleep(resolver);if(!command)return 1;const cmdstr=UTF8ToString(command);if(!cmdstr.length)return 0;const modestr=UTF8ToString(mode);if(!modestr.length)return 0;if(modestr==="w"){console.error('popen($cmd, "w") is not implemented yet')}return returnCallback(async wakeUp=>{let cp;try{cp=PHPWASM.spawnProcess(cmdstr,[]);if(cp instanceof Promise){cp=await cp}}catch(e){console.error(e);if(e.code==="SPAWN_UNSUPPORTED"){return 1}throw e}const outByteArrays=[];cp.stdout.on("data",function(data){outByteArrays.push(data)});const outputPath="/tmp/popen_output";cp.on("exit",function(exitCode){const outBytes=new Uint8Array(outByteArrays.reduce((acc,curr)=>acc+curr.length,0));let offset=0;for(const byteArray of outByteArrays){outBytes.set(byteArray,offset);offset+=byteArray.length}FS.writeFile(outputPath,outBytes);HEAPU8[exitCodePtr]=exitCode;wakeUp(allocateUTF8OnStack(outputPath))})})}function wasm_poll_socket(socketd,events,timeout){const returnCallback=resolver=>Asyncify.handleSleep(resolver);const POLLIN=1;const POLLPRI=2;const POLLOUT=4;const POLLERR=8;const POLLHUP=16;const POLLNVAL=32;return returnCallback(wakeUp=>{const polls=[];if(socketd in PHPWASM.child_proc_by_fd){const procInfo=PHPWASM.child_proc_by_fd[socketd];if(procInfo.exited){wakeUp(0);return}polls.push(PHPWASM.awaitEvent(procInfo.stdout,"data"))}else if(FS.isSocket(FS.getStream(socketd)?.node.mode)){const sock=getSocketFromFD(socketd);if(!sock){wakeUp(0);return}const lookingFor=new Set;if(events&POLLIN||events&POLLPRI){if(sock.server){for(const client of sock.pending){if((client.recv_queue||[]).length>0){wakeUp(1);return}}}else if((sock.recv_queue||[]).length>0){wakeUp(1);return}}const webSockets=PHPWASM.getAllWebSockets(sock);if(!webSockets.length){wakeUp(0);return}for(const ws of webSockets){if(events&POLLIN||events&POLLPRI){polls.push(PHPWASM.awaitData(ws));lookingFor.add("POLLIN")}if(events&POLLOUT){polls.push(PHPWASM.awaitConnection(ws));lookingFor.add("POLLOUT")}if(events&POLLHUP){polls.push(PHPWASM.awaitClose(ws));lookingFor.add("POLLHUP")}if(events&POLLERR||events&POLLNVAL){polls.push(PHPWASM.awaitError(ws));lookingFor.add("POLLERR")}}}else{setTimeout(function(){wakeUp(1)},timeout);return}if(polls.length===0){console.warn("Unsupported poll event "+events+", defaulting to setTimeout().");setTimeout(function(){wakeUp(0)},timeout);return}const promises=polls.map(([promise])=>promise);const clearPolling=()=>polls.forEach(([,clear])=>clear());let awaken=false;let timeoutId;Promise.race(promises).then(function(results){if(!awaken){awaken=true;wakeUp(1);if(timeoutId){clearTimeout(timeoutId)}clearPolling()}});if(timeout!==-1){timeoutId=setTimeout(function(){if(!awaken){awaken=true;wakeUp(0);clearPolling()}},timeout)}})}function js_fd_read(fd,iov,iovcnt,pnum){const returnCallback=resolver=>Asyncify.handleSleep(resolver);if(Asyncify?.State?.Normal===undefined||Asyncify?.state===Asyncify?.State?.Normal){var returnCode;var stream;let num=0;try{stream=SYSCALLS.getStreamFromFD(fd);const num=doReadv(stream,iov,iovcnt);HEAPU32[pnum>>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError")){throw e}if(e.errno!==6||!(stream?.fd in PHPWASM.child_proc_by_fd)){HEAPU32[pnum>>2]=0;return returnCode}}}return returnCallback(wakeUp=>{var retries=0;var interval=50;var timeout=5e3;var maxRetries=timeout/interval;function poll(){var returnCode;var stream;let num;try{stream=SYSCALLS.getStreamFromFD(fd);num=doReadv(stream,iov,iovcnt);returnCode=0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError")){console.error(e);throw e}returnCode=e.errno}const success=returnCode===0;const failure=++retries>maxRetries||!(fd in PHPWASM.child_proc_by_fd)||PHPWASM.child_proc_by_fd[fd]?.exited||FS.isClosed(stream);if(success){HEAPU32[pnum>>2]=num;wakeUp(0)}else if(failure){HEAPU32[pnum>>2]=0;wakeUp(returnCode===6?0:returnCode)}else{setTimeout(poll,interval)}}poll()})}function __asyncjs__js_module_onMessage(data,response_buffer){return Asyncify.handleAsync(async()=>{if(Module["onMessage"]){const dataStr=UTF8ToString(data);return Module["onMessage"](dataStr).then(response=>{const responseBytes=typeof response==="string"?(new TextEncoder).encode(response):response;const responseSize=responseBytes.byteLength;const responsePtr=_malloc(responseSize+1);HEAPU8.set(responseBytes,responsePtr);HEAPU8[responsePtr+responseSize]=0;HEAPU8[response_buffer]=responsePtr;HEAPU8[response_buffer+1]=responsePtr>>8;HEAPU8[response_buffer+2]=responsePtr>>16;HEAPU8[response_buffer+3]=responsePtr>>24;return responseSize}).catch(e=>{console.error(e);return-1})}})}class ExitStatus{name="ExitStatus";constructor(status){this.message=`Program terminated with exit(${status})`;this.status=status}} +ExitStatus = class PHPExitStatus extends Error { +constructor(status) { + super(status); + this.name = "ExitStatus"; + this.message = "Program terminated with exit(" + status + ")"; + this.status = status; + } +};var callRuntimeCallbacks=callbacks=>{while(callbacks.length>0){callbacks.shift()(Module)}};var noExitRuntime=Module["noExitRuntime"]||false;var stackRestore=val=>__emscripten_stack_restore(val);var stackSave=()=>_emscripten_stack_get_current();var UTF8Decoder=typeof TextDecoder!="undefined"?new TextDecoder:undefined;var UTF8ArrayToString=(heapOrArray,idx=0,maxBytesToRead=NaN)=>{var endIdx=idx+maxBytesToRead;var endPtr=idx;while(heapOrArray[endPtr]&&!(endPtr>=endIdx))++endPtr;if(endPtr-idx>16&&heapOrArray.buffer&&UTF8Decoder){return UTF8Decoder.decode(heapOrArray.subarray(idx,endPtr))}var str="";while(idx>10,56320|ch&1023)}}return str};var UTF8ToString=(ptr,maxBytesToRead)=>ptr?UTF8ArrayToString(HEAPU8,ptr,maxBytesToRead):"";Module["UTF8ToString"]=UTF8ToString;var ___assert_fail=(condition,filename,line,func)=>abort(`Assertion failed: ${UTF8ToString(condition)}, at: `+[filename?UTF8ToString(filename):"unknown filename",line,func?UTF8ToString(func):"unknown function"]);var ___call_sighandler=(fp,sig)=>(a1=>dynCall_vi(fp,a1))(sig);var initRandomFill=()=>{if(typeof crypto=="object"&&typeof crypto["getRandomValues"]=="function"){return view=>crypto.getRandomValues(view)}else abort("initRandomDevice")};var randomFill=view=>(randomFill=initRandomFill())(view);var PATH={isAbs:path=>path.charAt(0)==="/",splitPath:filename=>{var splitPathRe=/^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/;return splitPathRe.exec(filename).slice(1)},normalizeArray:(parts,allowAboveRoot)=>{var up=0;for(var i=parts.length-1;i>=0;i--){var last=parts[i];if(last==="."){parts.splice(i,1)}else if(last===".."){parts.splice(i,1);up++}else if(up){parts.splice(i,1);up--}}if(allowAboveRoot){for(;up;up--){parts.unshift("..")}}return parts},normalize:path=>{var isAbsolute=PATH.isAbs(path),trailingSlash=path.substr(-1)==="/";path=PATH.normalizeArray(path.split("/").filter(p=>!!p),!isAbsolute).join("/");if(!path&&!isAbsolute){path="."}if(path&&trailingSlash){path+="/"}return(isAbsolute?"/":"")+path},dirname:path=>{var result=PATH.splitPath(path),root=result[0],dir=result[1];if(!root&&!dir){return"."}if(dir){dir=dir.substr(0,dir.length-1)}return root+dir},basename:path=>{if(path==="/")return"/";path=PATH.normalize(path);path=path.replace(/\/$/,"");var lastSlash=path.lastIndexOf("/");if(lastSlash===-1)return path;return path.substr(lastSlash+1)},join:(...paths)=>PATH.normalize(paths.join("/")),join2:(l,r)=>PATH.normalize(l+"/"+r)};var PATH_FS={resolve:(...args)=>{var resolvedPath="",resolvedAbsolute=false;for(var i=args.length-1;i>=-1&&!resolvedAbsolute;i--){var path=i>=0?args[i]:FS.cwd();if(typeof path!="string"){throw new TypeError("Arguments to path.resolve must be strings")}else if(!path){return""}resolvedPath=path+"/"+resolvedPath;resolvedAbsolute=PATH.isAbs(path)}resolvedPath=PATH.normalizeArray(resolvedPath.split("/").filter(p=>!!p),!resolvedAbsolute).join("/");return(resolvedAbsolute?"/":"")+resolvedPath||"."},relative:(from,to)=>{from=PATH_FS.resolve(from).substr(1);to=PATH_FS.resolve(to).substr(1);function trim(arr){var start=0;for(;start=0;end--){if(arr[end]!=="")break}if(start>end)return[];return arr.slice(start,end-start+1)}var fromParts=trim(from.split("/"));var toParts=trim(to.split("/"));var length=Math.min(fromParts.length,toParts.length);var samePartsLength=length;for(var i=0;i{var len=0;for(var i=0;i=55296&&c<=57343){len+=4;++i}else{len+=3}}return len};Module["lengthBytesUTF8"]=lengthBytesUTF8;var stringToUTF8Array=(str,heap,outIdx,maxBytesToWrite)=>{if(!(maxBytesToWrite>0))return 0;var startIdx=outIdx;var endIdx=outIdx+maxBytesToWrite-1;for(var i=0;i=55296&&u<=57343){var u1=str.charCodeAt(++i);u=65536+((u&1023)<<10)|u1&1023}if(u<=127){if(outIdx>=endIdx)break;heap[outIdx++]=u}else if(u<=2047){if(outIdx+1>=endIdx)break;heap[outIdx++]=192|u>>6;heap[outIdx++]=128|u&63}else if(u<=65535){if(outIdx+2>=endIdx)break;heap[outIdx++]=224|u>>12;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}else{if(outIdx+3>=endIdx)break;heap[outIdx++]=240|u>>18;heap[outIdx++]=128|u>>12&63;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}}heap[outIdx]=0;return outIdx-startIdx};function intArrayFromString(stringy,dontAddNull,length){var len=length>0?length:lengthBytesUTF8(stringy)+1;var u8array=new Array(len);var numBytesWritten=stringToUTF8Array(stringy,u8array,0,u8array.length);if(dontAddNull)u8array.length=numBytesWritten;return u8array}var FS_stdin_getChar=()=>{if(!FS_stdin_getChar_buffer.length){var result=null;if(typeof window!="undefined"&&typeof window.prompt=="function"){result=window.prompt("Input: ");if(result!==null){result+="\n"}}else{}if(!result){return null}FS_stdin_getChar_buffer=intArrayFromString(result,true)}return FS_stdin_getChar_buffer.shift()};var TTY={ttys:[],init(){},shutdown(){},register(dev,ops){TTY.ttys[dev]={input:[],output:[],ops};FS.registerDevice(dev,TTY.stream_ops)},stream_ops:{open(stream){var tty=TTY.ttys[stream.node.rdev];if(!tty){throw new FS.ErrnoError(43)}stream.tty=tty;stream.seekable=false},close(stream){stream.tty.ops.fsync(stream.tty)},fsync(stream){stream.tty.ops.fsync(stream.tty)},read(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.get_char){throw new FS.ErrnoError(60)}var bytesRead=0;for(var i=0;i0){out(UTF8ArrayToString(tty.output));tty.output=[]}},ioctl_tcgets(tty){return{c_iflag:25856,c_oflag:5,c_cflag:191,c_lflag:35387,c_cc:[3,28,127,21,4,0,1,0,17,19,26,0,18,15,23,22,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]}},ioctl_tcsets(tty,optional_actions,data){return 0},ioctl_tiocgwinsz(tty){return[24,80]}},default_tty1_ops:{put_char(tty,val){if(val===null||val===10){err(UTF8ArrayToString(tty.output));tty.output=[]}else{if(val!=0)tty.output.push(val)}},fsync(tty){if(tty.output&&tty.output.length>0){err(UTF8ArrayToString(tty.output));tty.output=[]}}}};var zeroMemory=(address,size)=>{HEAPU8.fill(0,address,address+size)};var alignMemory=(size,alignment)=>Math.ceil(size/alignment)*alignment;var mmapAlloc=size=>{size=alignMemory(size,65536);var ptr=_emscripten_builtin_memalign(65536,size);if(ptr)zeroMemory(ptr,size);return ptr};var MEMFS={ops_table:null,mount(mount){return MEMFS.createNode(null,"/",16895,0)},createNode(parent,name,mode,dev){if(FS.isBlkdev(mode)||FS.isFIFO(mode)){throw new FS.ErrnoError(63)}MEMFS.ops_table||={dir:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,lookup:MEMFS.node_ops.lookup,mknod:MEMFS.node_ops.mknod,rename:MEMFS.node_ops.rename,unlink:MEMFS.node_ops.unlink,rmdir:MEMFS.node_ops.rmdir,readdir:MEMFS.node_ops.readdir,symlink:MEMFS.node_ops.symlink},stream:{llseek:MEMFS.stream_ops.llseek}},file:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:{llseek:MEMFS.stream_ops.llseek,read:MEMFS.stream_ops.read,write:MEMFS.stream_ops.write,allocate:MEMFS.stream_ops.allocate,mmap:MEMFS.stream_ops.mmap,msync:MEMFS.stream_ops.msync}},link:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,readlink:MEMFS.node_ops.readlink},stream:{}},chrdev:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:FS.chrdev_stream_ops}};var node=FS.createNode(parent,name,mode,dev);if(FS.isDir(node.mode)){node.node_ops=MEMFS.ops_table.dir.node;node.stream_ops=MEMFS.ops_table.dir.stream;node.contents={}}else if(FS.isFile(node.mode)){node.node_ops=MEMFS.ops_table.file.node;node.stream_ops=MEMFS.ops_table.file.stream;node.usedBytes=0;node.contents=null}else if(FS.isLink(node.mode)){node.node_ops=MEMFS.ops_table.link.node;node.stream_ops=MEMFS.ops_table.link.stream}else if(FS.isChrdev(node.mode)){node.node_ops=MEMFS.ops_table.chrdev.node;node.stream_ops=MEMFS.ops_table.chrdev.stream}node.atime=node.mtime=node.ctime=Date.now();if(parent){parent.contents[name]=node;parent.atime=parent.mtime=parent.ctime=node.atime}return node},getFileDataAsTypedArray(node){if(!node.contents)return new Uint8Array(0);if(node.contents.subarray)return node.contents.subarray(0,node.usedBytes);return new Uint8Array(node.contents)},expandFileStorage(node,newCapacity){var prevCapacity=node.contents?node.contents.length:0;if(prevCapacity>=newCapacity)return;var CAPACITY_DOUBLING_MAX=1024*1024;newCapacity=Math.max(newCapacity,prevCapacity*(prevCapacity>>0);if(prevCapacity!=0)newCapacity=Math.max(newCapacity,256);var oldContents=node.contents;node.contents=new Uint8Array(newCapacity);if(node.usedBytes>0)node.contents.set(oldContents.subarray(0,node.usedBytes),0)},resizeFileStorage(node,newSize){if(node.usedBytes==newSize)return;if(newSize==0){node.contents=null;node.usedBytes=0}else{var oldContents=node.contents;node.contents=new Uint8Array(newSize);if(oldContents){node.contents.set(oldContents.subarray(0,Math.min(newSize,node.usedBytes)))}node.usedBytes=newSize}},node_ops:{getattr(node){var attr={};attr.dev=FS.isChrdev(node.mode)?node.id:1;attr.ino=node.id;attr.mode=node.mode;attr.nlink=1;attr.uid=0;attr.gid=0;attr.rdev=node.rdev;if(FS.isDir(node.mode)){attr.size=4096}else if(FS.isFile(node.mode)){attr.size=node.usedBytes}else if(FS.isLink(node.mode)){attr.size=node.link.length}else{attr.size=0}attr.atime=new Date(node.atime);attr.mtime=new Date(node.mtime);attr.ctime=new Date(node.ctime);attr.blksize=4096;attr.blocks=Math.ceil(attr.size/attr.blksize);return attr},setattr(node,attr){for(const key of["mode","atime","mtime","ctime"]){if(attr[key]){node[key]=attr[key]}}if(attr.size!==undefined){MEMFS.resizeFileStorage(node,attr.size)}},lookup(parent,name){throw MEMFS.doesNotExistError},mknod(parent,name,mode,dev){return MEMFS.createNode(parent,name,mode,dev)},rename(old_node,new_dir,new_name){var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(new_node){if(FS.isDir(old_node.mode)){for(var i in new_node.contents){throw new FS.ErrnoError(55)}}FS.hashRemoveNode(new_node)}delete old_node.parent.contents[old_node.name];new_dir.contents[new_name]=old_node;old_node.name=new_name;new_dir.ctime=new_dir.mtime=old_node.parent.ctime=old_node.parent.mtime=Date.now()},unlink(parent,name){delete parent.contents[name];parent.ctime=parent.mtime=Date.now()},rmdir(parent,name){var node=FS.lookupNode(parent,name);for(var i in node.contents){throw new FS.ErrnoError(55)}delete parent.contents[name];parent.ctime=parent.mtime=Date.now()},readdir(node){return[".","..",...Object.keys(node.contents)]},symlink(parent,newname,oldpath){var node=MEMFS.createNode(parent,newname,511|40960,0);node.link=oldpath;return node},readlink(node){if(!FS.isLink(node.mode)){throw new FS.ErrnoError(28)}return node.link}},stream_ops:{read(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=stream.node.usedBytes)return 0;var size=Math.min(stream.node.usedBytes-position,length);if(size>8&&contents.subarray){buffer.set(contents.subarray(position,position+size),offset)}else{for(var i=0;i0||position+length{var arrayBuffer=await readAsync(url);return new Uint8Array(arrayBuffer)};asyncLoad.isAsync=true;var FS_createDataFile=(parent,name,fileData,canRead,canWrite,canOwn)=>{FS.createDataFile(parent,name,fileData,canRead,canWrite,canOwn)};var preloadPlugins=Module["preloadPlugins"]||[];var FS_handledByPreloadPlugin=(byteArray,fullname,finish,onerror)=>{if(typeof Browser!="undefined")Browser.init();var handled=false;preloadPlugins.forEach(plugin=>{if(handled)return;if(plugin["canHandle"](fullname)){plugin["handle"](byteArray,fullname,finish,onerror);handled=true}});return handled};var FS_createPreloadedFile=(parent,name,url,canRead,canWrite,onload,onerror,dontCreateFile,canOwn,preFinish)=>{var fullname=name?PATH_FS.resolve(PATH.join2(parent,name)):parent;var dep=getUniqueRunDependency(`cp ${fullname}`);function processData(byteArray){function finish(byteArray){preFinish?.();if(!dontCreateFile){FS_createDataFile(parent,name,byteArray,canRead,canWrite,canOwn)}onload?.();removeRunDependency(dep)}if(FS_handledByPreloadPlugin(byteArray,fullname,finish,()=>{onerror?.();removeRunDependency(dep)})){return}finish(byteArray)}addRunDependency(dep);if(typeof url=="string"){asyncLoad(url).then(processData,onerror)}else{processData(url)}};var FS_modeStringToFlags=str=>{var flagModes={r:0,"r+":2,w:512|64|1,"w+":512|64|2,a:1024|64|1,"a+":1024|64|2};var flags=flagModes[str];if(typeof flags=="undefined"){throw new Error(`Unknown file open mode: ${str}`)}return flags};var FS_getMode=(canRead,canWrite)=>{var mode=0;if(canRead)mode|=292|73;if(canWrite)mode|=146;return mode};var ERRNO_CODES={EPERM:63,ENOENT:44,ESRCH:71,EINTR:27,EIO:29,ENXIO:60,E2BIG:1,ENOEXEC:45,EBADF:8,ECHILD:12,EAGAIN:6,EWOULDBLOCK:6,ENOMEM:48,EACCES:2,EFAULT:21,ENOTBLK:105,EBUSY:10,EEXIST:20,EXDEV:75,ENODEV:43,ENOTDIR:54,EISDIR:31,EINVAL:28,ENFILE:41,EMFILE:33,ENOTTY:59,ETXTBSY:74,EFBIG:22,ENOSPC:51,ESPIPE:70,EROFS:69,EMLINK:34,EPIPE:64,EDOM:18,ERANGE:68,ENOMSG:49,EIDRM:24,ECHRNG:106,EL2NSYNC:156,EL3HLT:107,EL3RST:108,ELNRNG:109,EUNATCH:110,ENOCSI:111,EL2HLT:112,EDEADLK:16,ENOLCK:46,EBADE:113,EBADR:114,EXFULL:115,ENOANO:104,EBADRQC:103,EBADSLT:102,EDEADLOCK:16,EBFONT:101,ENOSTR:100,ENODATA:116,ETIME:117,ENOSR:118,ENONET:119,ENOPKG:120,EREMOTE:121,ENOLINK:47,EADV:122,ESRMNT:123,ECOMM:124,EPROTO:65,EMULTIHOP:36,EDOTDOT:125,EBADMSG:9,ENOTUNIQ:126,EBADFD:127,EREMCHG:128,ELIBACC:129,ELIBBAD:130,ELIBSCN:131,ELIBMAX:132,ELIBEXEC:133,ENOSYS:52,ENOTEMPTY:55,ENAMETOOLONG:37,ELOOP:32,EOPNOTSUPP:138,EPFNOSUPPORT:139,ECONNRESET:15,ENOBUFS:42,EAFNOSUPPORT:5,EPROTOTYPE:67,ENOTSOCK:57,ENOPROTOOPT:50,ESHUTDOWN:140,ECONNREFUSED:14,EADDRINUSE:3,ECONNABORTED:13,ENETUNREACH:40,ENETDOWN:38,ETIMEDOUT:73,EHOSTDOWN:142,EHOSTUNREACH:23,EINPROGRESS:26,EALREADY:7,EDESTADDRREQ:17,EMSGSIZE:35,EPROTONOSUPPORT:66,ESOCKTNOSUPPORT:137,EADDRNOTAVAIL:4,ENETRESET:39,EISCONN:30,ENOTCONN:53,ETOOMANYREFS:141,EUSERS:136,EDQUOT:19,ESTALE:72,ENOTSUP:138,ENOMEDIUM:148,EILSEQ:25,EOVERFLOW:61,ECANCELED:11,ENOTRECOVERABLE:56,EOWNERDEAD:62,ESTRPIPE:135};var PROXYFS={mount(mount){return PROXYFS.createNode(null,"/",mount.opts.fs.lstat(mount.opts.root).mode,0)},createNode(parent,name,mode,dev){if(!FS.isDir(mode)&&!FS.isFile(mode)&&!FS.isLink(mode)){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}var node=FS.createNode(parent,name,mode);node.node_ops=PROXYFS.node_ops;node.stream_ops=PROXYFS.stream_ops;return node},realPath(node){var parts=[];while(node.parent!==node){parts.push(node.name);node=node.parent}parts.push(node.mount.opts.root);parts.reverse();return PATH.join(...parts)},node_ops:{getattr(node){var path=PROXYFS.realPath(node);var stat;try{stat=node.mount.opts.fs.lstat(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return{dev:stat.dev,ino:stat.ino,mode:stat.mode,nlink:stat.nlink,uid:stat.uid,gid:stat.gid,rdev:stat.rdev,size:stat.size,atime:stat.atime,mtime:stat.mtime,ctime:stat.ctime,blksize:stat.blksize,blocks:stat.blocks}},setattr(node,attr){var path=PROXYFS.realPath(node);try{if(attr.mode!==undefined){node.mount.opts.fs.chmod(path,attr.mode);node.mode=attr.mode}if(attr.atime||attr.mtime){var atime=new Date(attr.atime||attr.mtime);var mtime=new Date(attr.mtime||attr.atime);node.mount.opts.fs.utime(path,atime,mtime)}if(attr.size!==undefined){node.mount.opts.fs.truncate(path,attr.size)}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},lookup(parent,name){try{var path=PATH.join2(PROXYFS.realPath(parent),name);var mode=parent.mount.opts.fs.lstat(path).mode;var node=PROXYFS.createNode(parent,name,mode);return node}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},mknod(parent,name,mode,dev){var node=PROXYFS.createNode(parent,name,mode,dev);var path=PROXYFS.realPath(node);try{if(FS.isDir(node.mode)){node.mount.opts.fs.mkdir(path,node.mode)}else{node.mount.opts.fs.writeFile(path,"",{mode:node.mode})}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return node},rename(oldNode,newDir,newName){var oldPath=PROXYFS.realPath(oldNode);var newPath=PATH.join2(PROXYFS.realPath(newDir),newName);try{oldNode.mount.opts.fs.rename(oldPath,newPath);oldNode.name=newName}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},unlink(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.unlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},rmdir(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.rmdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readdir(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},symlink(parent,newName,oldPath){var newPath=PATH.join2(PROXYFS.realPath(parent),newName);try{parent.mount.opts.fs.symlink(oldPath,newPath)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readlink(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}}},stream_ops:{open(stream){var path=PROXYFS.realPath(stream.node);try{stream.nfd=stream.node.mount.opts.fs.open(path,stream.flags)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},close(stream){try{stream.node.mount.opts.fs.close(stream.nfd)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},read(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.read(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},write(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.write(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},llseek(stream,offset,whence){var position=offset;if(whence===1){position+=stream.position}else if(whence===2){if(FS.isFile(stream.node.mode)){try{var stat=stream.node.node_ops.getattr(stream.node);position+=stat.size}catch(e){throw new FS.ErrnoError(ERRNO_CODES[e.code])}}}if(position<0){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}return position}}};var FS={root:null,mounts:[],devices:{},streams:[],nextInode:1,nameTable:null,currentPath:"/",initialized:false,ignorePermissions:true,ErrnoError:class{name="ErrnoError";constructor(errno){this.errno=errno}},filesystems:null,syncFSRequests:0,readFiles:{},FSStream:class{shared={};get object(){return this.node}set object(val){this.node=val}get isRead(){return(this.flags&2097155)!==1}get isWrite(){return(this.flags&2097155)!==0}get isAppend(){return this.flags&1024}get flags(){return this.shared.flags}set flags(val){this.shared.flags=val}get position(){return this.shared.position}set position(val){this.shared.position=val}},FSNode:class{node_ops={};stream_ops={};readMode=292|73;writeMode=146;mounted=null;constructor(parent,name,mode,rdev){if(!parent){parent=this}this.parent=parent;this.mount=parent.mount;this.id=FS.nextInode++;this.name=name;this.mode=mode;this.rdev=rdev;this.atime=this.mtime=this.ctime=Date.now()}get read(){return(this.mode&this.readMode)===this.readMode}set read(val){val?this.mode|=this.readMode:this.mode&=~this.readMode}get write(){return(this.mode&this.writeMode)===this.writeMode}set write(val){val?this.mode|=this.writeMode:this.mode&=~this.writeMode}get isFolder(){return FS.isDir(this.mode)}get isDevice(){return FS.isChrdev(this.mode)}},lookupPath(path,opts={}){if(!path)return{path:"",node:null};opts.follow_mount??=true;if(!PATH.isAbs(path)){path=FS.cwd()+"/"+path}linkloop:for(var nlinks=0;nlinks<40;nlinks++){var parts=path.split("/").filter(p=>!!p&&p!==".");var current=FS.root;var current_path="/";for(var i=0;i>>0)%FS.nameTable.length},hashAddNode(node){var hash=FS.hashName(node.parent.id,node.name);node.name_next=FS.nameTable[hash];FS.nameTable[hash]=node},hashRemoveNode(node){var hash=FS.hashName(node.parent.id,node.name);if(FS.nameTable[hash]===node){FS.nameTable[hash]=node.name_next}else{var current=FS.nameTable[hash];while(current){if(current.name_next===node){current.name_next=node.name_next;break}current=current.name_next}}},lookupNode(parent,name){var errCode=FS.mayLookup(parent);if(errCode){throw new FS.ErrnoError(errCode)}var hash=FS.hashName(parent.id,name);for(var node=FS.nameTable[hash];node;node=node.name_next){var nodeName=node.name;if(node.parent.id===parent.id&&nodeName===name){return node}}return FS.lookup(parent,name)},createNode(parent,name,mode,rdev){var node=new FS.FSNode(parent,name,mode,rdev);FS.hashAddNode(node);return node},destroyNode(node){FS.hashRemoveNode(node)},isRoot(node){return node===node.parent},isMountpoint(node){return!!node.mounted},isFile(mode){return(mode&61440)===32768},isDir(mode){return(mode&61440)===16384},isLink(mode){return(mode&61440)===40960},isChrdev(mode){return(mode&61440)===8192},isBlkdev(mode){return(mode&61440)===24576},isFIFO(mode){return(mode&61440)===4096},isSocket(mode){return(mode&49152)===49152},flagsToPermissionString(flag){var perms=["r","w","rw"][flag&3];if(flag&512){perms+="w"}return perms},nodePermissions(node,perms){if(FS.ignorePermissions){return 0}if(perms.includes("r")&&!(node.mode&292)){return 2}else if(perms.includes("w")&&!(node.mode&146)){return 2}else if(perms.includes("x")&&!(node.mode&73)){return 2}return 0},mayLookup(dir){if(!FS.isDir(dir.mode))return 54;var errCode=FS.nodePermissions(dir,"x");if(errCode)return errCode;if(!dir.node_ops.lookup)return 2;return 0},mayCreate(dir,name){if(!FS.isDir(dir.mode)){return 54}try{var node=FS.lookupNode(dir,name);return 20}catch(e){}return FS.nodePermissions(dir,"wx")},mayDelete(dir,name,isdir){var node;try{node=FS.lookupNode(dir,name)}catch(e){return e.errno}var errCode=FS.nodePermissions(dir,"wx");if(errCode){return errCode}if(isdir){if(!FS.isDir(node.mode)){return 54}if(FS.isRoot(node)||FS.getPath(node)===FS.cwd()){return 10}}else{if(FS.isDir(node.mode)){return 31}}return 0},mayOpen(node,flags){if(!node){return 44}if(FS.isLink(node.mode)){return 32}else if(FS.isDir(node.mode)){if(FS.flagsToPermissionString(flags)!=="r"||flags&512){return 31}}return FS.nodePermissions(node,FS.flagsToPermissionString(flags))},MAX_OPEN_FDS:4096,nextfd(){for(var fd=0;fd<=FS.MAX_OPEN_FDS;fd++){if(!FS.streams[fd]){return fd}}throw new FS.ErrnoError(33)},getStreamChecked(fd){var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}return stream},getStream:fd=>FS.streams[fd],createStream(stream,fd=-1){stream=Object.assign(new FS.FSStream,stream);if(fd==-1){fd=FS.nextfd()}stream.fd=fd;FS.streams[fd]=stream;return stream},closeStream(fd){FS.streams[fd]=null},dupStream(origStream,fd=-1){var stream=FS.createStream(origStream,fd);stream.stream_ops?.dup?.(stream);return stream},chrdev_stream_ops:{open(stream){var device=FS.getDevice(stream.node.rdev);stream.stream_ops=device.stream_ops;stream.stream_ops.open?.(stream)},llseek(){throw new FS.ErrnoError(70)}},major:dev=>dev>>8,minor:dev=>dev&255,makedev:(ma,mi)=>ma<<8|mi,registerDevice(dev,ops){FS.devices[dev]={stream_ops:ops}},getDevice:dev=>FS.devices[dev],getMounts(mount){var mounts=[];var check=[mount];while(check.length){var m=check.pop();mounts.push(m);check.push(...m.mounts)}return mounts},syncfs(populate,callback){if(typeof populate=="function"){callback=populate;populate=false}FS.syncFSRequests++;if(FS.syncFSRequests>1){err(`warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work`)}var mounts=FS.getMounts(FS.root.mount);var completed=0;function doCallback(errCode){FS.syncFSRequests--;return callback(errCode)}function done(errCode){if(errCode){if(!done.errored){done.errored=true;return doCallback(errCode)}return}if(++completed>=mounts.length){doCallback(null)}}mounts.forEach(mount=>{if(!mount.type.syncfs){return done(null)}mount.type.syncfs(mount,populate,done)})},mount(type,opts,mountpoint){var root=mountpoint==="/";var pseudo=!mountpoint;var node;if(root&&FS.root){throw new FS.ErrnoError(10)}else if(!root&&!pseudo){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});mountpoint=lookup.path;node=lookup.node;if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}if(!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}}var mount={type,opts,mountpoint,mounts:[]};var mountRoot=type.mount(mount);mountRoot.mount=mount;mount.root=mountRoot;if(root){FS.root=mountRoot}else if(node){node.mounted=mount;if(node.mount){node.mount.mounts.push(mount)}}return mountRoot},unmount(mountpoint){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});if(!FS.isMountpoint(lookup.node)){throw new FS.ErrnoError(28)}var node=lookup.node;var mount=node.mounted;var mounts=FS.getMounts(mount);Object.keys(FS.nameTable).forEach(hash=>{var current=FS.nameTable[hash];while(current){var next=current.name_next;if(mounts.includes(current.mount)){FS.destroyNode(current)}current=next}});node.mounted=null;var idx=node.mount.mounts.indexOf(mount);node.mount.mounts.splice(idx,1)},lookup(parent,name){return parent.node_ops.lookup(parent,name)},mknod(path,mode,dev){var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);if(!name||name==="."||name===".."){throw new FS.ErrnoError(28)}var errCode=FS.mayCreate(parent,name);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.mknod){throw new FS.ErrnoError(63)}return parent.node_ops.mknod(parent,name,mode,dev)},statfs(path){var rtn={bsize:4096,frsize:4096,blocks:1e6,bfree:5e5,bavail:5e5,files:FS.nextInode,ffree:FS.nextInode-1,fsid:42,flags:2,namelen:255};var parent=FS.lookupPath(path,{follow:true}).node;if(parent?.node_ops.statfs){Object.assign(rtn,parent.node_ops.statfs(parent.mount.opts.root))}return rtn},create(path,mode=438){mode&=4095;mode|=32768;return FS.mknod(path,mode,0)},mkdir(path,mode=511){mode&=511|512;mode|=16384;return FS.mknod(path,mode,0)},mkdirTree(path,mode){var dirs=path.split("/");var d="";for(var i=0;iFS.currentPath,chdir(path){var lookup=FS.lookupPath(path,{follow:true});if(lookup.node===null){throw new FS.ErrnoError(44)}if(!FS.isDir(lookup.node.mode)){throw new FS.ErrnoError(54)}var errCode=FS.nodePermissions(lookup.node,"x");if(errCode){throw new FS.ErrnoError(errCode)}FS.currentPath=lookup.path},createDefaultDirectories(){FS.mkdir("/tmp");FS.mkdir("/home");FS.mkdir("/home/web_user")},createDefaultDevices(){FS.mkdir("/dev");FS.registerDevice(FS.makedev(1,3),{read:()=>0,write:(stream,buffer,offset,length,pos)=>length,llseek:()=>0});FS.mkdev("/dev/null",FS.makedev(1,3));TTY.register(FS.makedev(5,0),TTY.default_tty_ops);TTY.register(FS.makedev(6,0),TTY.default_tty1_ops);FS.mkdev("/dev/tty",FS.makedev(5,0));FS.mkdev("/dev/tty1",FS.makedev(6,0));var randomBuffer=new Uint8Array(1024),randomLeft=0;var randomByte=()=>{if(randomLeft===0){randomLeft=randomFill(randomBuffer).byteLength}return randomBuffer[--randomLeft]};FS.createDevice("/dev","random",randomByte);FS.createDevice("/dev","urandom",randomByte);FS.mkdir("/dev/shm");FS.mkdir("/dev/shm/tmp")},createSpecialDirectories(){FS.mkdir("/proc");var proc_self=FS.mkdir("/proc/self");FS.mkdir("/proc/self/fd");FS.mount({mount(){var node=FS.createNode(proc_self,"fd",16895,73);node.stream_ops={llseek:MEMFS.stream_ops.llseek};node.node_ops={lookup(parent,name){var fd=+name;var stream=FS.getStreamChecked(fd);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path},id:fd+1};ret.parent=ret;return ret},readdir(){return Array.from(FS.streams.entries()).filter(([k,v])=>v).map(([k,v])=>k.toString())}};return node}},{},"/proc/self/fd")},createStandardStreams(input,output,error){if(input){FS.createDevice("/dev","stdin",input)}else{FS.symlink("/dev/tty","/dev/stdin")}if(output){FS.createDevice("/dev","stdout",null,output)}else{FS.symlink("/dev/tty","/dev/stdout")}if(error){FS.createDevice("/dev","stderr",null,error)}else{FS.symlink("/dev/tty1","/dev/stderr")}var stdin=FS.open("/dev/stdin",0);var stdout=FS.open("/dev/stdout",1);var stderr=FS.open("/dev/stderr",1)},staticInit(){FS.nameTable=new Array(4096);FS.mount(MEMFS,{},"/");FS.createDefaultDirectories();FS.createDefaultDevices();FS.createSpecialDirectories();FS.filesystems={MEMFS,PROXYFS}},init(input,output,error){FS.initialized=true;input??=Module["stdin"];output??=Module["stdout"];error??=Module["stderr"];FS.createStandardStreams(input,output,error)},quit(){FS.initialized=false;_fflush(0);for(var i=0;ithis.length-1||idx<0){return undefined}var chunkOffset=idx%this.chunkSize;var chunkNum=idx/this.chunkSize|0;return this.getter(chunkNum)[chunkOffset]}setDataGetter(getter){this.getter=getter}cacheLength(){var xhr=new XMLHttpRequest;xhr.open("HEAD",url,false);xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);var datalength=Number(xhr.getResponseHeader("Content-length"));var header;var hasByteServing=(header=xhr.getResponseHeader("Accept-Ranges"))&&header==="bytes";var usesGzip=(header=xhr.getResponseHeader("Content-Encoding"))&&header==="gzip";var chunkSize=1024*1024;if(!hasByteServing)chunkSize=datalength;var doXHR=(from,to)=>{if(from>to)throw new Error("invalid range ("+from+", "+to+") or no bytes requested!");if(to>datalength-1)throw new Error("only "+datalength+" bytes available! programmer error!");var xhr=new XMLHttpRequest;xhr.open("GET",url,false);if(datalength!==chunkSize)xhr.setRequestHeader("Range","bytes="+from+"-"+to);xhr.responseType="arraybuffer";if(xhr.overrideMimeType){xhr.overrideMimeType("text/plain; charset=x-user-defined")}xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);if(xhr.response!==undefined){return new Uint8Array(xhr.response||[])}return intArrayFromString(xhr.responseText||"",true)};var lazyArray=this;lazyArray.setDataGetter(chunkNum=>{var start=chunkNum*chunkSize;var end=(chunkNum+1)*chunkSize-1;end=Math.min(end,datalength-1);if(typeof lazyArray.chunks[chunkNum]=="undefined"){lazyArray.chunks[chunkNum]=doXHR(start,end)}if(typeof lazyArray.chunks[chunkNum]=="undefined")throw new Error("doXHR failed!");return lazyArray.chunks[chunkNum]});if(usesGzip||!datalength){chunkSize=datalength=1;datalength=this.getter(0).length;chunkSize=datalength;out("LazyFiles on gzip forces download of the whole file when length is accessed")}this._length=datalength;this._chunkSize=chunkSize;this.lengthKnown=true}get length(){if(!this.lengthKnown){this.cacheLength()}return this._length}get chunkSize(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}}if(typeof XMLHttpRequest!="undefined"){if(!ENVIRONMENT_IS_WORKER)throw"Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc";var lazyArray=new LazyUint8Array;var properties={isDevice:false,contents:lazyArray}}else{var properties={isDevice:false,url}}var node=FS.createFile(parent,name,properties,canRead,canWrite);if(properties.contents){node.contents=properties.contents}else if(properties.url){node.contents=null;node.url=properties.url}Object.defineProperties(node,{usedBytes:{get:function(){return this.contents.length}}});var stream_ops={};var keys=Object.keys(node.stream_ops);keys.forEach(key=>{var fn=node.stream_ops[key];stream_ops[key]=(...args)=>{FS.forceLoadFile(node);return fn(...args)}});function writeChunks(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=contents.length)return 0;var size=Math.min(contents.length-position,length);if(contents.slice){for(var i=0;i{FS.forceLoadFile(node);return writeChunks(stream,buffer,offset,length,position)};stream_ops.mmap=(stream,length,position,prot,flags)=>{FS.forceLoadFile(node);var ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}writeChunks(stream,HEAP8,ptr,length,position);return{ptr,allocated:true}};node.stream_ops=stream_ops;return node}};Module["FS"]=FS;var SOCKFS={websocketArgs:{},callbacks:{},on(event,callback){SOCKFS.callbacks[event]=callback},emit(event,param){SOCKFS.callbacks[event]?.(param)},mount(mount){SOCKFS.websocketArgs=Module["websocket"]||{};(Module["websocket"]??={})["on"]=SOCKFS.on;return FS.createNode(null,"/",16895,0)},createSocket(family,type,protocol){type&=~526336;var streaming=type==1;if(streaming&&protocol&&protocol!=6){throw new FS.ErrnoError(66)}var sock={family,type,protocol,server:null,error:null,peers:{},pending:[],recv_queue:[],sock_ops:SOCKFS.websocket_sock_ops};var name=SOCKFS.nextname();var node=FS.createNode(SOCKFS.root,name,49152,0);node.sock=sock;var stream=FS.createStream({path:name,node,flags:2,seekable:false,stream_ops:SOCKFS.stream_ops});sock.stream=stream;return sock},getSocket(fd){var stream=FS.getStream(fd);if(!stream||!FS.isSocket(stream.node.mode)){return null}return stream.node.sock},stream_ops:{poll(stream){var sock=stream.node.sock;return sock.sock_ops.poll(sock)},ioctl(stream,request,varargs){var sock=stream.node.sock;return sock.sock_ops.ioctl(sock,request,varargs)},read(stream,buffer,offset,length,position){var sock=stream.node.sock;var msg=sock.sock_ops.recvmsg(sock,length);if(!msg){return 0}buffer.set(msg.buffer,offset);return msg.buffer.length},write(stream,buffer,offset,length,position){var sock=stream.node.sock;return sock.sock_ops.sendmsg(sock,buffer,offset,length)},close(stream){var sock=stream.node.sock;sock.sock_ops.close(sock)}},nextname(){if(!SOCKFS.nextname.current){SOCKFS.nextname.current=0}return`socket[${SOCKFS.nextname.current++}]`},websocket_sock_ops:{createPeer(sock,addr,port){var ws;if(typeof addr=="object"){ws=addr;addr=null;port=null}if(ws){if(ws._socket){addr=ws._socket.remoteAddress;port=ws._socket.remotePort}else{var result=/ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url);if(!result){throw new Error("WebSocket URL must be in the format ws(s)://address:port")}addr=result[1];port=parseInt(result[2],10)}}else{try{var url="ws:#".replace("#","//");var subProtocols="binary";var opts=undefined;if("function"===typeof SOCKFS.websocketArgs["url"]) { +url = SOCKFS.websocketArgs["url"](...arguments); +}else if ("string" === typeof SOCKFS.websocketArgs["url"]){url=SOCKFS.websocketArgs["url"]}if(SOCKFS.websocketArgs["subprotocol"]){subProtocols=SOCKFS.websocketArgs["subprotocol"]}else if(SOCKFS.websocketArgs["subprotocol"]===null){subProtocols="null"}if(url==="ws://"||url==="wss://"){var parts=addr.split("/");url=url+parts[0]+":"+port+"/"+parts.slice(1).join("/")}if(subProtocols!=="null"){subProtocols=subProtocols.replace(/^ +| +$/g,"").split(/ *, */);opts=subProtocols}var WebSocketConstructor;{WebSocketConstructor=WebSocket}if (Module['websocket']['decorator']) {WebSocketConstructor = Module['websocket']['decorator'](WebSocketConstructor);}ws = new WebSocketConstructor(url,opts);ws.binaryType="arraybuffer"}catch(e){throw new FS.ErrnoError(23)}}var peer={addr,port,socket:ws,msg_send_queue:[]};SOCKFS.websocket_sock_ops.addPeer(sock,peer);SOCKFS.websocket_sock_ops.handlePeerEvents(sock,peer);if(sock.type===2&&typeof sock.sport!="undefined"){peer.msg_send_queue.push(new Uint8Array([255,255,255,255,"p".charCodeAt(0),"o".charCodeAt(0),"r".charCodeAt(0),"t".charCodeAt(0),(sock.sport&65280)>>8,sock.sport&255]))}return peer},getPeer(sock,addr,port){return sock.peers[addr+":"+port]},addPeer(sock,peer){sock.peers[peer.addr+":"+peer.port]=peer},removePeer(sock,peer){delete sock.peers[peer.addr+":"+peer.port]},handlePeerEvents(sock,peer){var first=true;var handleOpen=function(){sock.connecting=false;SOCKFS.emit("open",sock.stream.fd);try{var queued=peer.msg_send_queue.shift();while(queued){peer.socket.send(queued);queued=peer.msg_send_queue.shift()}}catch(e){peer.socket.close()}};function handleMessage(data){if(typeof data=="string"){var encoder=new TextEncoder;data=encoder.encode(data)}else{assert(data.byteLength!==undefined);if(data.byteLength==0){return}data=new Uint8Array(data)}var wasfirst=first;first=false;if(wasfirst&&data.length===10&&data[0]===255&&data[1]===255&&data[2]===255&&data[3]===255&&data[4]==="p".charCodeAt(0)&&data[5]==="o".charCodeAt(0)&&data[6]==="r".charCodeAt(0)&&data[7]==="t".charCodeAt(0)){var newport=data[8]<<8|data[9];SOCKFS.websocket_sock_ops.removePeer(sock,peer);peer.port=newport;SOCKFS.websocket_sock_ops.addPeer(sock,peer);return}sock.recv_queue.push({addr:peer.addr,port:peer.port,data});SOCKFS.emit("message",sock.stream.fd)}if(ENVIRONMENT_IS_NODE){peer.socket.on("open",handleOpen);peer.socket.on("message",function(data,isBinary){if(!isBinary){return}handleMessage(new Uint8Array(data).buffer)});peer.socket.on("close",function(){SOCKFS.emit("close",sock.stream.fd)});peer.socket.on("error",function(error){sock.error=14;SOCKFS.emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])})}else{peer.socket.onopen=handleOpen;peer.socket.onclose=function(){SOCKFS.emit("close",sock.stream.fd)};peer.socket.onmessage=function peer_socket_onmessage(event){handleMessage(event.data)};peer.socket.onerror=function(error){sock.error=14;SOCKFS.emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])}}},poll(sock){if(sock.type===1&&sock.server){return sock.pending.length?64|1:0}var mask=0;var dest=sock.type===1?SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport):null;if(sock.recv_queue.length||!dest||dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=64|1}if(!dest||dest&&dest.socket.readyState===dest.socket.OPEN){mask|=4}if(dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){if(sock.connecting){mask|=4}else{mask|=16}}return mask},ioctl(sock,request,arg){switch(request){case 21531:var bytes=0;if(sock.recv_queue.length){bytes=sock.recv_queue[0].data.length}HEAP32[arg>>2]=bytes;return 0;default:return 28}},close(sock){if(sock.server){try{sock.server.close()}catch(e){}sock.server=null}var peers=Object.keys(sock.peers);for(var i=0;i{var socket=SOCKFS.getSocket(fd);if(!socket)throw new FS.ErrnoError(8);return socket};var inetPton4=str=>{var b=str.split(".");for(var i=0;i<4;i++){var tmp=Number(b[i]);if(isNaN(tmp))return null;b[i]=tmp}return(b[0]|b[1]<<8|b[2]<<16|b[3]<<24)>>>0};var jstoi_q=str=>parseInt(str);var inetPton6=str=>{var words;var w,offset,z;var valid6regx=/^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i;var parts=[];if(!valid6regx.test(str)){return null}if(str==="::"){return[0,0,0,0,0,0,0,0]}if(str.startsWith("::")){str=str.replace("::","Z:")}else{str=str.replace("::",":Z:")}if(str.indexOf(".")>0){str=str.replace(new RegExp("[.]","g"),":");words=str.split(":");words[words.length-4]=jstoi_q(words[words.length-4])+jstoi_q(words[words.length-3])*256;words[words.length-3]=jstoi_q(words[words.length-2])+jstoi_q(words[words.length-1])*256;words=words.slice(0,words.length-2)}else{words=str.split(":")}offset=0;z=0;for(w=0;w{switch(family){case 2:addr=inetPton4(addr);zeroMemory(sa,16);if(addrlen){HEAP32[addrlen>>2]=16}HEAP16[sa>>1]=family;HEAP32[sa+4>>2]=addr;HEAP16[sa+2>>1]=_htons(port);break;case 10:addr=inetPton6(addr);zeroMemory(sa,28);if(addrlen){HEAP32[addrlen>>2]=28}HEAP32[sa>>2]=family;HEAP32[sa+8>>2]=addr[0];HEAP32[sa+12>>2]=addr[1];HEAP32[sa+16>>2]=addr[2];HEAP32[sa+20>>2]=addr[3];HEAP16[sa+2>>1]=_htons(port);break;default:return 5}return 0};var DNS={address_map:{id:1,addrs:{},names:{}},lookup_name(name){var res=inetPton4(name);if(res!==null){return name}res=inetPton6(name);if(res!==null){return name}var addr;if(DNS.address_map.addrs[name]){addr=DNS.address_map.addrs[name]}else{var id=DNS.address_map.id++;assert(id<65535,"exceeded max address mappings of 65535");addr="172.29."+(id&255)+"."+(id&65280);DNS.address_map.names[addr]=name;DNS.address_map.addrs[name]=addr}return addr},lookup_addr(addr){if(DNS.address_map.names[addr]){return DNS.address_map.names[addr]}return null}};function ___syscall_accept4(fd,addr,addrlen,flags,d1,d2){try{var sock=getSocketFromFD(fd);var newsock=sock.sock_ops.accept(sock);if(addr){var errno=writeSockaddr(addr,newsock.family,DNS.lookup_name(newsock.daddr),newsock.dport,addrlen)}return newsock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var inetNtop4=addr=>(addr&255)+"."+(addr>>8&255)+"."+(addr>>16&255)+"."+(addr>>24&255);var inetNtop6=ints=>{var str="";var word=0;var longest=0;var lastzero=0;var zstart=0;var len=0;var i=0;var parts=[ints[0]&65535,ints[0]>>16,ints[1]&65535,ints[1]>>16,ints[2]&65535,ints[2]>>16,ints[3]&65535,ints[3]>>16];var hasipv4=true;var v4part="";for(i=0;i<5;i++){if(parts[i]!==0){hasipv4=false;break}}if(hasipv4){v4part=inetNtop4(parts[6]|parts[7]<<16);if(parts[5]===-1){str="::ffff:";str+=v4part;return str}if(parts[5]===0){str="::";if(v4part==="0.0.0.0")v4part="";if(v4part==="0.0.0.1")v4part="1";str+=v4part;return str}}for(word=0;word<8;word++){if(parts[word]===0){if(word-lastzero>1){len=0}lastzero=word;len++}if(len>longest){longest=len;zstart=word-longest+1}}for(word=0;word<8;word++){if(longest>1){if(parts[word]===0&&word>=zstart&&word{var family=HEAP16[sa>>1];var port=_ntohs(HEAPU16[sa+2>>1]);var addr;switch(family){case 2:if(salen!==16){return{errno:28}}addr=HEAP32[sa+4>>2];addr=inetNtop4(addr);break;case 10:if(salen!==28){return{errno:28}}addr=[HEAP32[sa+8>>2],HEAP32[sa+12>>2],HEAP32[sa+16>>2],HEAP32[sa+20>>2]];addr=inetNtop6(addr);break;default:return{errno:5}}return{family,addr,port}};var getSocketAddress=(addrp,addrlen)=>{var info=readSockaddr(addrp,addrlen);if(info.errno)throw new FS.ErrnoError(info.errno);info.addr=DNS.lookup_addr(info.addr)||info.addr;return info};function ___syscall_bind(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.bind(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var SYSCALLS={DEFAULT_POLLMASK:5,calculateAt(dirfd,path,allowEmpty){if(PATH.isAbs(path)){return path}var dir;if(dirfd===-100){dir=FS.cwd()}else{var dirstream=SYSCALLS.getStreamFromFD(dirfd);dir=dirstream.path}if(path.length==0){if(!allowEmpty){throw new FS.ErrnoError(44)}return dir}return dir+"/"+path},doStat(func,path,buf){var stat=func(path);HEAP32[buf>>2]=stat.dev;HEAP32[buf+4>>2]=stat.mode;HEAPU32[buf+8>>2]=stat.nlink;HEAP32[buf+12>>2]=stat.uid;HEAP32[buf+16>>2]=stat.gid;HEAP32[buf+20>>2]=stat.rdev;tempI64=[stat.size>>>0,(tempDouble=stat.size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+24>>2]=tempI64[0],HEAP32[buf+28>>2]=tempI64[1];HEAP32[buf+32>>2]=4096;HEAP32[buf+36>>2]=stat.blocks;var atime=stat.atime.getTime();var mtime=stat.mtime.getTime();var ctime=stat.ctime.getTime();tempI64=[Math.floor(atime/1e3)>>>0,(tempDouble=Math.floor(atime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+40>>2]=tempI64[0],HEAP32[buf+44>>2]=tempI64[1];HEAPU32[buf+48>>2]=atime%1e3*1e3*1e3;tempI64=[Math.floor(mtime/1e3)>>>0,(tempDouble=Math.floor(mtime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+56>>2]=tempI64[0],HEAP32[buf+60>>2]=tempI64[1];HEAPU32[buf+64>>2]=mtime%1e3*1e3*1e3;tempI64=[Math.floor(ctime/1e3)>>>0,(tempDouble=Math.floor(ctime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+72>>2]=tempI64[0],HEAP32[buf+76>>2]=tempI64[1];HEAPU32[buf+80>>2]=ctime%1e3*1e3*1e3;tempI64=[stat.ino>>>0,(tempDouble=stat.ino,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+88>>2]=tempI64[0],HEAP32[buf+92>>2]=tempI64[1];return 0},doMsync(addr,stream,len,flags,offset){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}if(flags&2){return 0}var buffer=HEAPU8.slice(addr,addr+len);FS.msync(stream,buffer,offset,len,flags)},getStreamFromFD(fd){var stream=FS.getStreamChecked(fd);return stream},varargs:undefined,getStr(ptr){var ret=UTF8ToString(ptr);return ret}};function ___syscall_chdir(path){try{path=SYSCALLS.getStr(path);FS.chdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_chmod(path,mode){try{path=SYSCALLS.getStr(path);FS.chmod(path,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_connect(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.connect(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup(fd){try{var old=SYSCALLS.getStreamFromFD(fd);return FS.dupStream(old).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup3(fd,newfd,flags){try{var old=SYSCALLS.getStreamFromFD(fd);if(old.fd===newfd)return-28;if(newfd<0||newfd>=FS.MAX_OPEN_FDS)return-8;var existing=FS.getStream(newfd);if(existing)FS.close(existing);return FS.dupStream(old,newfd).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_faccessat(dirfd,path,amode,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(amode&~7){return-28}var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;if(!node){return-44}var perms="";if(amode&4)perms+="r";if(amode&2)perms+="w";if(amode&1)perms+="x";if(perms&&FS.nodePermissions(node,perms)){return-2}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchmod(fd,mode){try{FS.fchmod(fd,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchown32(fd,owner,group){try{FS.fchown(fd,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchownat(dirfd,path,owner,group,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;flags=flags&~256;path=SYSCALLS.calculateAt(dirfd,path);(nofollow?FS.lchown:FS.chown)(path,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var syscallGetVarargI=()=>{var ret=HEAP32[+SYSCALLS.varargs>>2];SYSCALLS.varargs+=4;return ret};var syscallGetVarargP=syscallGetVarargI;function ___syscall_fcntl64(fd,cmd,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(cmd){case 0:{var arg=syscallGetVarargI();if(arg<0){return-28}while(FS.streams[arg]){arg++}var newStream;newStream=FS.dupStream(stream,arg);return newStream.fd}case 1:case 2:return 0;case 3:return stream.flags;case 4:{var arg=syscallGetVarargI();stream.flags|=arg;return 0}case 12:{var arg=syscallGetVarargP();var offset=0;HEAP16[arg+offset>>1]=2;return 0}case 13:case 14:return 0}return-28}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fstat64(fd,buf){try{var stream=SYSCALLS.getStreamFromFD(fd);return SYSCALLS.doStat(FS.stat,stream.path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var convertI32PairToI53Checked=(lo,hi)=>hi+2097152>>>0<4194305-!!lo?(lo>>>0)+hi*4294967296:NaN;function ___syscall_ftruncate64(fd,length_low,length_high){var length=convertI32PairToI53Checked(length_low,length_high);try{if(isNaN(length))return 61;FS.ftruncate(fd,length);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var stringToUTF8=(str,outPtr,maxBytesToWrite)=>stringToUTF8Array(str,HEAPU8,outPtr,maxBytesToWrite);Module["stringToUTF8"]=stringToUTF8;function ___syscall_getcwd(buf,size){try{if(size===0)return-28;var cwd=FS.cwd();var cwdLengthInBytes=lengthBytesUTF8(cwd)+1;if(size>>0,(tempDouble=id,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos>>2]=tempI64[0],HEAP32[dirp+pos+4>>2]=tempI64[1];tempI64=[(idx+1)*struct_size>>>0,(tempDouble=(idx+1)*struct_size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos+8>>2]=tempI64[0],HEAP32[dirp+pos+12>>2]=tempI64[1];HEAP16[dirp+pos+16>>1]=280;HEAP8[dirp+pos+18]=type;stringToUTF8(name,dirp+pos+19,256);pos+=struct_size}FS.llseek(stream,idx*struct_size,0);return pos}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getpeername(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);if(!sock.daddr){return-53}var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.daddr),sock.dport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockname(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.saddr||"0.0.0.0"),sock.sport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockopt(fd,level,optname,optval,optlen,d1){try{var sock=getSocketFromFD(fd);if(level===1){if(optname===4){HEAP32[optval>>2]=sock.error;HEAP32[optlen>>2]=4;sock.error=null;return 0}}return-50}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_ioctl(fd,op,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(op){case 21509:{if(!stream.tty)return-59;return 0}case 21505:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcgets){var termios=stream.tty.ops.ioctl_tcgets(stream);var argp=syscallGetVarargP();HEAP32[argp>>2]=termios.c_iflag||0;HEAP32[argp+4>>2]=termios.c_oflag||0;HEAP32[argp+8>>2]=termios.c_cflag||0;HEAP32[argp+12>>2]=termios.c_lflag||0;for(var i=0;i<32;i++){HEAP8[argp+i+17]=termios.c_cc[i]||0}return 0}return 0}case 21510:case 21511:case 21512:{if(!stream.tty)return-59;return 0}case 21506:case 21507:case 21508:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcsets){var argp=syscallGetVarargP();var c_iflag=HEAP32[argp>>2];var c_oflag=HEAP32[argp+4>>2];var c_cflag=HEAP32[argp+8>>2];var c_lflag=HEAP32[argp+12>>2];var c_cc=[];for(var i=0;i<32;i++){c_cc.push(HEAP8[argp+i+17])}return stream.tty.ops.ioctl_tcsets(stream.tty,op,{c_iflag,c_oflag,c_cflag,c_lflag,c_cc})}return 0}case 21519:{if(!stream.tty)return-59;var argp=syscallGetVarargP();HEAP32[argp>>2]=0;return 0}case 21520:{if(!stream.tty)return-59;return-28}case 21531:{var argp=syscallGetVarargP();return FS.ioctl(stream,op,argp)}case 21523:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tiocgwinsz){var winsize=stream.tty.ops.ioctl_tiocgwinsz(stream.tty);var argp=syscallGetVarargP();HEAP16[argp>>1]=winsize[0];HEAP16[argp+2>>1]=winsize[1]}return 0}case 21524:{if(!stream.tty)return-59;return 0}case 21515:{if(!stream.tty)return-59;return 0}default:return-28}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_listen(fd,backlog){try{var sock=getSocketFromFD(fd);sock.sock_ops.listen(sock,backlog);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_lstat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.lstat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_mkdirat(dirfd,path,mode){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);FS.mkdir(path,mode,0);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_newfstatat(dirfd,path,buf,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;var allowEmpty=flags&4096;flags=flags&~6400;path=SYSCALLS.calculateAt(dirfd,path,allowEmpty);return SYSCALLS.doStat(nofollow?FS.lstat:FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_openat(dirfd,path,flags,varargs){SYSCALLS.varargs=varargs;try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);var mode=varargs?syscallGetVarargI():0;return FS.open(path,flags,mode).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var PIPEFS={BUCKET_BUFFER_SIZE:8192,mount(mount){return FS.createNode(null,"/",16384|511,0)},createPipe(){var pipe={buckets:[],refcnt:2};pipe.buckets.push({buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:0,roffset:0});var rName=PIPEFS.nextname();var wName=PIPEFS.nextname();var rNode=FS.createNode(PIPEFS.root,rName,4096,0);var wNode=FS.createNode(PIPEFS.root,wName,4096,0);rNode.pipe=pipe;wNode.pipe=pipe;var readableStream=FS.createStream({path:rName,node:rNode,flags:0,seekable:false,stream_ops:PIPEFS.stream_ops});rNode.stream=readableStream;var writableStream=FS.createStream({path:wName,node:wNode,flags:1,seekable:false,stream_ops:PIPEFS.stream_ops});wNode.stream=writableStream;return{readable_fd:readableStream.fd,writable_fd:writableStream.fd}},stream_ops:{poll(stream){var pipe=stream.node.pipe;if((stream.flags&2097155)===1){return 256|4}if(pipe.buckets.length>0){for(var i=0;i0){return 64|1}}}return 0},ioctl(stream,request,varargs){return 28},fsync(stream){return 28},read(stream,buffer,offset,length,position){var pipe=stream.node.pipe;var currentLength=0;for(var i=0;i=dataLen){currBucket.buffer.set(data,currBucket.offset);currBucket.offset+=dataLen;return dataLen}else if(freeBytesInCurrBuffer>0){currBucket.buffer.set(data.subarray(0,freeBytesInCurrBuffer),currBucket.offset);currBucket.offset+=freeBytesInCurrBuffer;data=data.subarray(freeBytesInCurrBuffer,data.byteLength)}var numBuckets=data.byteLength/PIPEFS.BUCKET_BUFFER_SIZE|0;var remElements=data.byteLength%PIPEFS.BUCKET_BUFFER_SIZE;for(var i=0;i0){var newBucket={buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:data.byteLength,roffset:0};pipe.buckets.push(newBucket);newBucket.buffer.set(data)}return dataLen},close(stream){var pipe=stream.node.pipe;pipe.refcnt--;if(pipe.refcnt===0){pipe.buckets=null}}},nextname(){if(!PIPEFS.nextname.current){PIPEFS.nextname.current=0}return"pipe["+PIPEFS.nextname.current+++"]"}};function ___syscall_pipe(fdPtr){try{if(fdPtr==0){throw new FS.ErrnoError(21)}var res=PIPEFS.createPipe();HEAP32[fdPtr>>2]=res.readable_fd;HEAP32[fdPtr+4>>2]=res.writable_fd;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_poll(fds,nfds,timeout){try{var nonzero=0;for(var i=0;i>2];var events=HEAP16[pollfd+4>>1];var mask=32;var stream=FS.getStream(fd);if(stream){mask=SYSCALLS.DEFAULT_POLLMASK;if (stream.stream_ops?.poll){mask=stream.stream_ops.poll(stream,-1)}}mask&=events|8|16;if(mask)nonzero++;HEAP16[pollfd+6>>1]=mask}return nonzero}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_readlinkat(dirfd,path,buf,bufsize){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(bufsize<=0)return-28;var ret=FS.readlink(path);var len=Math.min(bufsize,lengthBytesUTF8(ret));var endChar=HEAP8[buf+len];stringToUTF8(ret,buf,bufsize+1);HEAP8[buf+len]=endChar;return len}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_recvfrom(fd,buf,len,flags,addr,addrlen){try{var sock=getSocketFromFD(fd);var msg=sock.sock_ops.recvmsg(sock, len, typeof flags !== "undefined" ? flags : 0);if(!msg)return 0;if(addr){var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(msg.addr),msg.port,addrlen)}HEAPU8.set(msg.buffer,buf);return msg.buffer.byteLength}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_renameat(olddirfd,oldpath,newdirfd,newpath){try{oldpath=SYSCALLS.getStr(oldpath);newpath=SYSCALLS.getStr(newpath);oldpath=SYSCALLS.calculateAt(olddirfd,oldpath);newpath=SYSCALLS.calculateAt(newdirfd,newpath);FS.rename(oldpath,newpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_rmdir(path){try{path=SYSCALLS.getStr(path);FS.rmdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_sendto(fd,message,length,flags,addr,addr_len){try{var sock=getSocketFromFD(fd);if(!addr){return FS.write(sock.stream,HEAP8,message,length)}var dest=getSocketAddress(addr,addr_len);return sock.sock_ops.sendmsg(sock,HEAP8,message,length,dest.addr,dest.port)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_socket(domain,type,protocol){try{var sock=SOCKFS.createSocket(domain,type,protocol);return sock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_stat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_statfs64(path,size,buf){try{var stats=FS.statfs(SYSCALLS.getStr(path));HEAP32[buf+4>>2]=stats.bsize;HEAP32[buf+40>>2]=stats.bsize;HEAP32[buf+8>>2]=stats.blocks;HEAP32[buf+12>>2]=stats.bfree;HEAP32[buf+16>>2]=stats.bavail;HEAP32[buf+20>>2]=stats.files;HEAP32[buf+24>>2]=stats.ffree;HEAP32[buf+28>>2]=stats.fsid;HEAP32[buf+44>>2]=stats.flags;HEAP32[buf+36>>2]=stats.namelen;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_symlinkat(target,dirfd,linkpath){try{target=SYSCALLS.getStr(target);linkpath=SYSCALLS.getStr(linkpath);linkpath=SYSCALLS.calculateAt(dirfd,linkpath);FS.symlink(target,linkpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_unlinkat(dirfd,path,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(flags===0){FS.unlink(path)}else if(flags===512){FS.rmdir(path)}else{abort("Invalid flags passed to unlinkat")}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var readI53FromI64=ptr=>HEAPU32[ptr>>2]+HEAP32[ptr+4>>2]*4294967296;function ___syscall_utimensat(dirfd,path,times,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path,true);var now=Date.now(),atime,mtime;if(!times){atime=now;mtime=now}else{var seconds=readI53FromI64(times);var nanoseconds=HEAP32[times+8>>2];if(nanoseconds==1073741823){atime=now}else if(nanoseconds==1073741822){atime=null}else{atime=seconds*1e3+nanoseconds/(1e3*1e3)}times+=16;seconds=readI53FromI64(times);nanoseconds=HEAP32[times+8>>2];if(nanoseconds==1073741823){mtime=now}else if(nanoseconds==1073741822){mtime=null}else{mtime=seconds*1e3+nanoseconds/(1e3*1e3)}}if((mtime??atime)!==null){FS.utime(path,atime,mtime)}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var __abort_js=()=>abort("");var __emscripten_lookup_name=name=>{var nameString=UTF8ToString(name);return inetPton4(DNS.lookup_name(nameString))};var __emscripten_memcpy_js=(dest,src,num)=>HEAPU8.copyWithin(dest,src,src+num);var runtimeKeepaliveCounter=0;var __emscripten_runtime_keepalive_clear=()=>{noExitRuntime=false;runtimeKeepaliveCounter=0};var __emscripten_throw_longjmp=()=>{throw Infinity};function __gmtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getUTCSeconds();HEAP32[tmPtr+4>>2]=date.getUTCMinutes();HEAP32[tmPtr+8>>2]=date.getUTCHours();HEAP32[tmPtr+12>>2]=date.getUTCDate();HEAP32[tmPtr+16>>2]=date.getUTCMonth();HEAP32[tmPtr+20>>2]=date.getUTCFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getUTCDay();var start=Date.UTC(date.getUTCFullYear(),0,1,0,0,0,0);var yday=(date.getTime()-start)/(1e3*60*60*24)|0;HEAP32[tmPtr+28>>2]=yday}var isLeapYear=year=>year%4===0&&(year%100!==0||year%400===0);var MONTH_DAYS_LEAP_CUMULATIVE=[0,31,60,91,121,152,182,213,244,274,305,335];var MONTH_DAYS_REGULAR_CUMULATIVE=[0,31,59,90,120,151,181,212,243,273,304,334];var ydayFromDate=date=>{var leap=isLeapYear(date.getFullYear());var monthDaysCumulative=leap?MONTH_DAYS_LEAP_CUMULATIVE:MONTH_DAYS_REGULAR_CUMULATIVE;var yday=monthDaysCumulative[date.getMonth()]+date.getDate()-1;return yday};function __localtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr+36>>2]=-(date.getTimezoneOffset()*60);var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dst=(summerOffset!=winterOffset&&date.getTimezoneOffset()==Math.min(winterOffset,summerOffset))|0;HEAP32[tmPtr+32>>2]=dst}var setTempRet0=val=>__emscripten_tempret_set(val);var __mktime_js=function(tmPtr){var ret=(()=>{var date=new Date(HEAP32[tmPtr+20>>2]+1900,HEAP32[tmPtr+16>>2],HEAP32[tmPtr+12>>2],HEAP32[tmPtr+8>>2],HEAP32[tmPtr+4>>2],HEAP32[tmPtr>>2],0);var dst=HEAP32[tmPtr+32>>2];var guessedOffset=date.getTimezoneOffset();var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dstOffset=Math.min(winterOffset,summerOffset);if(dst<0){HEAP32[tmPtr+32>>2]=Number(summerOffset!=winterOffset&&dstOffset==guessedOffset)}else if(dst>0!=(dstOffset==guessedOffset)){var nonDstOffset=Math.max(winterOffset,summerOffset);var trueOffset=dst>0?dstOffset:nonDstOffset;date.setTime(date.getTime()+(trueOffset-guessedOffset)*6e4)}HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getYear();var timeMs=date.getTime();if(isNaN(timeMs)){return-1}return timeMs/1e3})();return setTempRet0((tempDouble=ret,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)),ret>>>0};function __mmap_js(len,prot,flags,fd,offset_low,offset_high,allocated,addr){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);var res=FS.mmap(stream,len,offset,prot,flags);var ptr=res.ptr;HEAP32[allocated>>2]=res.allocated;HEAPU32[addr>>2]=ptr;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function __munmap_js(addr,len,prot,flags,fd,offset_low,offset_high){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{var stream=SYSCALLS.getStreamFromFD(fd);if(prot&2){SYSCALLS.doMsync(addr,stream,len,flags,offset)}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var timers={};var handleException=e=>{if(e instanceof ExitStatus||e=="unwind"){return EXITSTATUS}quit_(1,e)};var keepRuntimeAlive=()=>noExitRuntime||runtimeKeepaliveCounter>0;var _proc_exit=code=>{EXITSTATUS=code;if(!keepRuntimeAlive()){Module["onExit"]?.(code);ABORT=true}quit_(code,new ExitStatus(code))};var exitJS=(status,implicit)=>{EXITSTATUS=status;if(!keepRuntimeAlive()){exitRuntime()}_proc_exit(status)};var _exit=exitJS;Module["_exit"]=_exit;var maybeExit=()=>{if(runtimeExited){return}if(!keepRuntimeAlive()){try{_exit(EXITSTATUS)}catch(e){handleException(e)}}};var callUserCallback=func=>{if(runtimeExited||ABORT){return}try{func();maybeExit()}catch(e){handleException(e)}};var _emscripten_get_now=()=>performance.now();var __setitimer_js=(which,timeout_ms)=>{if(timers[which]){clearTimeout(timers[which].id);delete timers[which]}if(!timeout_ms)return 0;var id=setTimeout(()=>{delete timers[which];callUserCallback(()=>__emscripten_timeout(which,_emscripten_get_now()))},timeout_ms);timers[which]={id,timeout_ms};return 0};var __tzset_js=(timezone,daylight,std_name,dst_name)=>{var currentYear=(new Date).getFullYear();var winter=new Date(currentYear,0,1);var summer=new Date(currentYear,6,1);var winterOffset=winter.getTimezoneOffset();var summerOffset=summer.getTimezoneOffset();var stdTimezoneOffset=Math.max(winterOffset,summerOffset);HEAPU32[timezone>>2]=stdTimezoneOffset*60;HEAP32[daylight>>2]=Number(winterOffset!=summerOffset);var extractZone=timezoneOffset=>{var sign=timezoneOffset>=0?"-":"+";var absOffset=Math.abs(timezoneOffset);var hours=String(Math.floor(absOffset/60)).padStart(2,"0");var minutes=String(absOffset%60).padStart(2,"0");return`UTC${sign}${hours}${minutes}`};var winterName=extractZone(winterOffset);var summerName=extractZone(summerOffset);if(summerOffsetDate.now();var nowIsMonotonic=1;var checkWasiClock=clock_id=>clock_id>=0&&clock_id<=3;function _clock_time_get(clk_id,ignored_precision_low,ignored_precision_high,ptime){var ignored_precision=convertI32PairToI53Checked(ignored_precision_low,ignored_precision_high);if(!checkWasiClock(clk_id)){return 28}var now;if(clk_id===0){now=_emscripten_date_now()}else if(nowIsMonotonic){now=_emscripten_get_now()}else{return 52}var nsec=Math.round(now*1e3*1e3);tempI64=[nsec>>>0,(tempDouble=nsec,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[ptime>>2]=tempI64[0],HEAP32[ptime+4>>2]=tempI64[1];return 0}var getHeapMax=()=>2147483648;var _emscripten_get_heap_max=()=>getHeapMax();var growMemory=size=>{var b=wasmMemory.buffer;var pages=(size-b.byteLength+65535)/65536|0;try{wasmMemory.grow(pages);updateMemoryViews();return 1}catch(e){}};var _emscripten_resize_heap=requestedSize=>{var oldSize=HEAPU8.length;requestedSize>>>=0;var maxHeapSize=getHeapMax();if(requestedSize>maxHeapSize){return false}for(var cutDown=1;cutDown<=4;cutDown*=2){var overGrownHeapSize=oldSize*(1+.2/cutDown);overGrownHeapSize=Math.min(overGrownHeapSize,requestedSize+100663296);var newSize=Math.min(maxHeapSize,alignMemory(Math.max(requestedSize,overGrownHeapSize),65536));var replacement=growMemory(newSize);if(replacement){return true}}return false};var runtimeKeepalivePush=()=>{runtimeKeepaliveCounter+=1};var runtimeKeepalivePop=()=>{runtimeKeepaliveCounter-=1};var safeSetTimeout=(func,timeout)=>{runtimeKeepalivePush();return setTimeout(()=>{runtimeKeepalivePop();callUserCallback(func)},timeout)};var _emscripten_sleep=ms=>Asyncify.handleSleep(wakeUp=>safeSetTimeout(wakeUp,ms));Module["_emscripten_sleep"]=_emscripten_sleep;_emscripten_sleep.isAsync=true;var ENV = PHPLoader.ENV || {};var getExecutableName=()=>thisProgram||"./this.program";var getEnvStrings=()=>{if(!getEnvStrings.strings){var lang=(typeof navigator=="object"&&navigator.languages&&navigator.languages[0]||"C").replace("-","_")+".UTF-8";var env={USER:"web_user",LOGNAME:"web_user",PATH:"/",PWD:"/",HOME:"/home/web_user",LANG:lang,_:getExecutableName()};for(var x in ENV){if(ENV[x]===undefined)delete env[x];else env[x]=ENV[x]}var strings=[];for(var x in env){strings.push(`${x}=${env[x]}`)}getEnvStrings.strings=strings}return getEnvStrings.strings};var stringToAscii=(str,buffer)=>{for(var i=0;i{var bufSize=0;getEnvStrings().forEach((string,i)=>{var ptr=environ_buf+bufSize;HEAPU32[__environ+i*4>>2]=ptr;stringToAscii(string,ptr);bufSize+=string.length+1});return 0};var _environ_sizes_get=(penviron_count,penviron_buf_size)=>{var strings=getEnvStrings();HEAPU32[penviron_count>>2]=strings.length;var bufSize=0;strings.forEach(string=>bufSize+=string.length+1);HEAPU32[penviron_buf_size>>2]=bufSize;return 0};function _fd_close(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);FS.close(stream);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_fdstat_get(fd,pbuf){try{var rightsBase=0;var rightsInheriting=0;var flags=0;{var stream=SYSCALLS.getStreamFromFD(fd);var type=stream.tty?2:FS.isDir(stream.mode)?3:FS.isLink(stream.mode)?7:4}HEAP8[pbuf]=type;HEAP16[pbuf+2>>1]=flags;tempI64=[rightsBase>>>0,(tempDouble=rightsBase,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+8>>2]=tempI64[0],HEAP32[pbuf+12>>2]=tempI64[1];tempI64=[rightsInheriting>>>0,(tempDouble=rightsInheriting,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+16>>2]=tempI64[0],HEAP32[pbuf+20>>2]=tempI64[1];return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var doReadv=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.read(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(curr>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_seek(fd,offset_low,offset_high,whence,newOffset){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);FS.llseek(stream,offset,whence);tempI64=[stream.position>>>0,(tempDouble=stream.position,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[newOffset>>2]=tempI64[0],HEAP32[newOffset+4>>2]=tempI64[1];if(stream.getdents&&offset===0&&whence===0)stream.getdents=null;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var _fd_sync=function(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);return Asyncify.handleSleep(wakeUp=>{var mount=stream.node.mount;if(!mount.type.syncfs){wakeUp(0);return}mount.type.syncfs(mount,false,err=>{if(err){wakeUp(29);return}wakeUp(0)})})}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}};_fd_sync.isAsync=true;var doWritev=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.write(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(curr>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var _getaddrinfo=(node,service,hint,out)=>{var addr=0;var port=0;var flags=0;var family=0;var type=0;var proto=0;var ai;function allocaddrinfo(family,type,proto,canon,addr,port){var sa,salen,ai;var errno;salen=family===10?28:16;addr=family===10?inetNtop6(addr):inetNtop4(addr);sa=_malloc(salen);errno=writeSockaddr(sa,family,addr,port);assert(!errno);ai=_malloc(32);HEAP32[ai+4>>2]=family;HEAP32[ai+8>>2]=type;HEAP32[ai+12>>2]=proto;HEAPU32[ai+24>>2]=canon;HEAPU32[ai+20>>2]=sa;if(family===10){HEAP32[ai+16>>2]=28}else{HEAP32[ai+16>>2]=16}HEAP32[ai+28>>2]=0;return ai}if(hint){flags=HEAP32[hint>>2];family=HEAP32[hint+4>>2];type=HEAP32[hint+8>>2];proto=HEAP32[hint+12>>2]}if(type&&!proto){proto=type===2?17:6}if(!type&&proto){type=proto===17?2:1}if(proto===0){proto=6}if(type===0){type=1}if(!node&&!service){return-2}if(flags&~(1|2|4|1024|8|16|32)){return-1}if(hint!==0&&HEAP32[hint>>2]&2&&!node){return-1}if(flags&32){return-2}if(type!==0&&type!==1&&type!==2){return-7}if(family!==0&&family!==2&&family!==10){return-6}if(service){service=UTF8ToString(service);port=parseInt(service,10);if(isNaN(port)){if(flags&1024){return-2}return-8}}if(!node){if(family===0){family=2}if((flags&1)===0){if(family===2){addr=_htonl(2130706433)}else{addr=[0,0,0,_htonl(1)]}}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0}node=UTF8ToString(node);addr=inetPton4(node);if(addr!==null){if(family===0||family===2){family=2}else if(family===10&&flags&8){addr=[0,0,_htonl(65535),addr];family=10}else{return-2}}else{addr=inetPton6(node);if(addr!==null){if(family===0||family===10){family=10}else{return-2}}}if(addr!=null){ai=allocaddrinfo(family,type,proto,node,addr,port);HEAPU32[out>>2]=ai;return 0}if(flags&4){return-2}node=DNS.lookup_name(node);addr=inetPton4(node);if(family===0){family=2}else if(family===10){addr=[0,0,_htonl(65535),addr]}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0};var _getnameinfo=(sa,salen,node,nodelen,serv,servlen,flags)=>{var info=readSockaddr(sa,salen);if(info.errno){return-6}var port=info.port;var addr=info.addr;var overflowed=false;if(node&&nodelen){var lookup;if(flags&1||!(lookup=DNS.lookup_addr(addr))){if(flags&8){return-2}}else{addr=lookup}var numBytesWrittenExclNull=stringToUTF8(addr,node,nodelen);if(numBytesWrittenExclNull+1>=nodelen){overflowed=true}}if(serv&&servlen){port=""+port;var numBytesWrittenExclNull=stringToUTF8(port,serv,servlen);if(numBytesWrittenExclNull+1>=servlen){overflowed=true}}if(overflowed){return-12}return 0};var Protocols={list:[],map:{}};var _setprotoent=stayopen=>{function allocprotoent(name,proto,aliases){var nameBuf=_malloc(name.length+1);stringToAscii(name,nameBuf);var j=0;var length=aliases.length;var aliasListBuf=_malloc((length+1)*4);for(var i=0;i>2]=aliasBuf}HEAPU32[aliasListBuf+j>>2]=0;var pe=_malloc(12);HEAPU32[pe>>2]=nameBuf;HEAPU32[pe+4>>2]=aliasListBuf;HEAP32[pe+8>>2]=proto;return pe}var list=Protocols.list;var map=Protocols.map;if(list.length===0){var entry=allocprotoent("tcp",6,["TCP"]);list.push(entry);map["tcp"]=map["6"]=entry;entry=allocprotoent("udp",17,["UDP"]);list.push(entry);map["udp"]=map["17"]=entry}_setprotoent.index=0};var _getprotobyname=name=>{name=UTF8ToString(name);_setprotoent(true);var result=Protocols.map[name];return result};var _getprotobynumber=number=>{_setprotoent(true);var result=Protocols.map[number];return result};var stackAlloc=sz=>__emscripten_stack_alloc(sz);var stringToUTF8OnStack=str=>{var size=lengthBytesUTF8(str)+1;var ret=stackAlloc(size);stringToUTF8(str,ret,size);return ret};var allocateUTF8OnStack=stringToUTF8OnStack;var PHPWASM={init:function(){FS.mkdir("/internal");FS.mkdir("/internal/shared");FS.mkdir("/internal/shared/preload");PHPWASM.EventEmitter=ENVIRONMENT_IS_NODE?require("events").EventEmitter:class EventEmitter{constructor(){this.listeners={}}emit(eventName,data){if(this.listeners[eventName]){this.listeners[eventName].forEach(callback=>{callback(data)})}}once(eventName,callback){const self=this;function removedCallback(){callback(...arguments);self.removeListener(eventName,removedCallback)}this.on(eventName,removedCallback)}removeAllListeners(eventName){if(eventName){delete this.listeners[eventName]}else{this.listeners={}}}removeListener(eventName,callback){if(this.listeners[eventName]){const idx=this.listeners[eventName].indexOf(callback);if(idx!==-1){this.listeners[eventName].splice(idx,1)}}}};PHPWASM.child_proc_by_fd={};PHPWASM.child_proc_by_pid={};PHPWASM.input_devices={}},getAllWebSockets:function(sock){const webSockets=new Set;if(sock.server){sock.server.clients.forEach(ws=>{webSockets.add(ws)})}for(const peer of PHPWASM.getAllPeers(sock)){webSockets.add(peer.socket)}return Array.from(webSockets)},getAllPeers:function(sock){const peers=new Set;if(sock.server){sock.pending.filter(pending=>pending.peers).forEach(pending=>{for(const peer of Object.values(pending.peers)){peers.add(peer)}})}if(sock.peers){for(const peer of Object.values(sock.peers)){peers.add(peer)}}return Array.from(peers)},awaitData:function(ws){return PHPWASM.awaitEvent(ws,"message")},awaitConnection:function(ws){if(ws.OPEN===ws.readyState){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"open")},awaitClose:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"close")},awaitError:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"error")},awaitEvent:function(ws,event){let resolve;const listener=()=>{resolve()};const promise=new Promise(function(_resolve){resolve=_resolve;ws.once(event,listener)});const cancel=()=>{ws.removeListener(event,listener);setTimeout(resolve)};return[promise,cancel]},noop:function(){},spawnProcess:function(command,args,options){if(Module["spawnProcess"]){const spawnedPromise=Module["spawnProcess"](command,args,options);return Promise.resolve(spawnedPromise).then(function(spawned){if(!spawned||!spawned.on){throw new Error("spawnProcess() must return an EventEmitter but returned a different type.")}return spawned})}if(ENVIRONMENT_IS_NODE){return require("child_process").spawn(command,args,{...options,shell:true,stdio:["pipe","pipe","pipe"],timeout:100})}const e=new Error("popen(), proc_open() etc. are unsupported in the browser. Call php.setSpawnHandler() "+"and provide a callback to handle spawning processes, or disable a popen(), proc_open() "+"and similar functions via php.ini.");e.code="SPAWN_UNSUPPORTED";throw e},shutdownSocket:function(socketd,how){const sock=getSocketFromFD(socketd);const peer=Object.values(sock.peers)[0];if(!peer){return-1}try{peer.socket.close();SOCKFS.websocket_sock_ops.removePeer(sock,peer);return 0}catch(e){console.log("Socket shutdown error",e);return-1}}};function _js_create_input_device(deviceId){let dataBuffer=[];let dataCallback;const filename="proc_id_"+deviceId;const device=FS.createDevice("/dev",filename,function(){},function(byte){try{dataBuffer.push(byte);if(dataCallback){dataCallback(new Uint8Array(dataBuffer));dataBuffer=[]}}catch(e){console.error(e);throw e}});const devicePath="/dev/"+filename;PHPWASM.input_devices[deviceId]={devicePath,onData:function(cb){dataCallback=cb;dataBuffer.forEach(function(data){cb(data)});dataBuffer.length=0}};return allocateUTF8OnStack(devicePath)}function _js_open_process(command,argsPtr,argsLength,descriptorsPtr,descriptorsLength,cwdPtr,cwdLength,envPtr,envLength){if(!command){return 1}const cmdstr=UTF8ToString(command);if(!cmdstr.length){return 0}let argsArray=[];if(argsLength){for(var i=0;i>2]))}}const cwdstr=cwdPtr?UTF8ToString(cwdPtr):null;let envObject=null;if(envLength){envObject={};for(var i=0;i>2]);const splitAt=envEntry.indexOf("=");if(splitAt===-1){continue}const key=envEntry.substring(0,splitAt);const value=envEntry.substring(splitAt+1);envObject[key]=value}}var std={};for(var i=0;i>2];std[HEAPU32[descriptorPtr>>2]]={child:HEAPU32[descriptorPtr+4>>2],parent:HEAPU32[descriptorPtr+8>>2]}}return Asyncify.handleSleep(async wakeUp=>{let cp;try{const options={};if(cwdstr!==null){options.cwd=cwdstr}if(envObject!==null){options.env=envObject}cp=PHPWASM.spawnProcess(cmdstr,argsArray,options);if(cp instanceof Promise){cp=await cp}}catch(e){if(e.code==="SPAWN_UNSUPPORTED"){wakeUp(1);return}console.error(e);wakeUp(1);throw e}const ProcInfo={pid:cp.pid,exited:false,stdinFd:std[0]?.child,stdinIsDevice:std[0]?.child in PHPWASM.input_devices,stdoutChildFd:std[1]?.child,stdoutParentFd:std[1]?.parent,stderrChildFd:std[2]?.child,stderrParentFd:std[2]?.parent,stdout:new PHPWASM.EventEmitter,stderr:new PHPWASM.EventEmitter};if(ProcInfo.stdoutChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutChildFd]=ProcInfo;if(ProcInfo.stderrChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrChildFd]=ProcInfo;if(ProcInfo.stdoutParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutParentFd]=ProcInfo;if(ProcInfo.stderrParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrParentFd]=ProcInfo;PHPWASM.child_proc_by_pid[ProcInfo.pid]=ProcInfo;cp.on("exit",function(code){ProcInfo.exitCode=code;ProcInfo.exited=true;ProcInfo.stdout.emit("data");ProcInfo.stderr.emit("data")});if(ProcInfo.stdoutChildFd){const stdoutStream=SYSCALLS.getStreamFromFD(ProcInfo.stdoutChildFd);let stdoutAt=0;cp.stdout.on("data",function(data){ProcInfo.stdout.emit("data",data);stdoutStream.stream_ops.write(stdoutStream,data,0,data.length,stdoutAt);stdoutAt+=data.length})}if(ProcInfo.stderrChildFd){const stderrStream=SYSCALLS.getStreamFromFD(ProcInfo.stderrChildFd);let stderrAt=0;cp.stderr.on("data",function(data){ProcInfo.stderr.emit("data",data);stderrStream.stream_ops.write(stderrStream,data,0,data.length,stderrAt);stderrAt+=data.length})}try{await new Promise((resolve,reject)=>{cp.on("spawn",resolve);cp.on("error",reject)})}catch(e){console.error(e);wakeUp(1);return}if(ProcInfo.stdinIsDevice){PHPWASM.input_devices[ProcInfo.stdinFd].onData(function(data){if(!data)return;if(typeof data==="number"){data=new Uint8Array([data])}const dataStr=new TextDecoder("utf-8").decode(data);cp.stdin.write(dataStr)});wakeUp(ProcInfo.pid);return}if(ProcInfo.stdinFd){const stdinStream=SYSCALLS.getStreamFromFD(ProcInfo.stdinFd);if(stdinStream.node){const CHUNK_SIZE=1024;const buffer=new Uint8Array(CHUNK_SIZE);let offset=0;while(true){const bytesRead=stdinStream.stream_ops.read(stdinStream,buffer,0,CHUNK_SIZE,offset);if(bytesRead===null||bytesRead===0){break}try{cp.stdin.write(buffer.subarray(0,bytesRead))}catch(e){console.error(e);return 1}if(bytesRead>2]=PHPWASM.child_proc_by_pid[pid].exitCode;return 1}return 0}function _js_waitpid(pid,exitCodePtr){if(!PHPWASM.child_proc_by_pid[pid]){return-1}return Asyncify.handleSleep(wakeUp=>{const poll=function(){if(PHPWASM.child_proc_by_pid[pid]?.exited){HEAPU32[exitCodePtr>>2]=PHPWASM.child_proc_by_pid[pid].exitCode;wakeUp(pid)}else{setTimeout(poll,50)}};poll()})}var arraySum=(array,index)=>{var sum=0;for(var i=0;i<=index;sum+=array[i++]){}return sum};var MONTH_DAYS_LEAP=[31,29,31,30,31,30,31,31,30,31,30,31];var MONTH_DAYS_REGULAR=[31,28,31,30,31,30,31,31,30,31,30,31];var addDays=(date,days)=>{var newDate=new Date(date.getTime());while(days>0){var leap=isLeapYear(newDate.getFullYear());var currentMonth=newDate.getMonth();var daysInCurrentMonth=(leap?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR)[currentMonth];if(days>daysInCurrentMonth-newDate.getDate()){days-=daysInCurrentMonth-newDate.getDate()+1;newDate.setDate(1);if(currentMonth<11){newDate.setMonth(currentMonth+1)}else{newDate.setMonth(0);newDate.setFullYear(newDate.getFullYear()+1)}}else{newDate.setDate(newDate.getDate()+days);return newDate}}return newDate};var _strptime=(buf,format,tm)=>{var pattern=UTF8ToString(format);var SPECIAL_CHARS="\\!@#$^&*()+=-[]/{}|:<>?,.";for(var i=0,ii=SPECIAL_CHARS.length;iEQUIVALENT_MATCHERS[c]||m).replace(/%(.)/g,(_,c)=>{let pat=DATE_PATTERNS[c];if(pat){capture.push(c);return`(${pat})`}else{return c}}).replace(/\s+/g,"\\s*");var matches=new RegExp("^"+pattern_out,"i").exec(UTF8ToString(buf));function initDate(){function fixup(value,min,max){return typeof value!="number"||isNaN(value)?min:value>=min?value<=max?value:max:min}return{year:fixup(HEAP32[tm+20>>2]+1900,1970,9999),month:fixup(HEAP32[tm+16>>2],0,11),day:fixup(HEAP32[tm+12>>2],1,31),hour:fixup(HEAP32[tm+8>>2],0,23),min:fixup(HEAP32[tm+4>>2],0,59),sec:fixup(HEAP32[tm>>2],0,59),gmtoff:0}}if(matches){var date=initDate();var value;var getMatch=symbol=>{var pos=capture.indexOf(symbol);if(pos>=0){return matches[pos+1]}return};if(value=getMatch("S")){date.sec=jstoi_q(value)}if(value=getMatch("M")){date.min=jstoi_q(value)}if(value=getMatch("H")){date.hour=jstoi_q(value)}else if(value=getMatch("I")){var hour=jstoi_q(value);if(value=getMatch("p")){hour+=value.toUpperCase()[0]==="P"?12:0}date.hour=hour}if(value=getMatch("Y")){date.year=jstoi_q(value)}else if(value=getMatch("y")){var year=jstoi_q(value);if(value=getMatch("C")){year+=jstoi_q(value)*100}else{year+=year<69?2e3:1900}date.year=year}if(value=getMatch("m")){date.month=jstoi_q(value)-1}else if(value=getMatch("b")){date.month=MONTH_NUMBERS[value.substring(0,3).toUpperCase()]||0}if(value=getMatch("d")){date.day=jstoi_q(value)}else if(value=getMatch("j")){var day=jstoi_q(value);var leapYear=isLeapYear(date.year);for(var month=0;month<12;++month){var daysUntilMonth=arraySum(leapYear?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,month-1);if(day<=daysUntilMonth+(leapYear?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR)[month]){date.day=day-daysUntilMonth}}}else if(value=getMatch("a")){var weekDay=value.substring(0,3).toUpperCase();if(value=getMatch("U")){var weekDayNumber=DAY_NUMBERS_SUN_FIRST[weekDay];var weekNumber=jstoi_q(value);var janFirst=new Date(date.year,0,1);var endDate;if(janFirst.getDay()===0){endDate=addDays(janFirst,weekDayNumber+7*(weekNumber-1))}else{endDate=addDays(janFirst,7-janFirst.getDay()+weekDayNumber+7*(weekNumber-1))}date.day=endDate.getDate();date.month=endDate.getMonth()}else if(value=getMatch("W")){var weekDayNumber=DAY_NUMBERS_MON_FIRST[weekDay];var weekNumber=jstoi_q(value);var janFirst=new Date(date.year,0,1);var endDate;if(janFirst.getDay()===1){endDate=addDays(janFirst,weekDayNumber+7*(weekNumber-1))}else{endDate=addDays(janFirst,7-janFirst.getDay()+1+weekDayNumber+7*(weekNumber-1))}date.day=endDate.getDate();date.month=endDate.getMonth()}}if(value=getMatch("z")){if(value.toLowerCase()==="z"){date.gmtoff=0}else{var match=value.match(/^((?:\-|\+)\d\d):?(\d\d)?/);date.gmtoff=match[1]*3600;if(match[2]){date.gmtoff+=date.gmtoff>0?match[2]*60:-match[2]*60}}}var fullDate=new 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${optionValue}`);return-1}const ws=PHPWASM.getAllWebSockets(socketd)[0];if(!ws){return-1}ws.setSocketOpt(level,optionName,optionValuePtr);return 0}var wasmTable;var runAndAbortIfError=func=>{try{return func()}catch(e){abort(e)}};var Asyncify={instrumentWasmImports(imports){var importPattern=/^(_dlopen_js|invoke_i|invoke_ii|invoke_iii|invoke_iiii|invoke_iiiii|invoke_iiiiii|invoke_iiiiiii|invoke_iiiiiiii|invoke_iiiiiiiiii|invoke_v|invoke_vi|invoke_vii|invoke_viidii|invoke_viii|invoke_viiii|invoke_viiiii|invoke_viiiiii|invoke_viiiiiii|invoke_viiiiiiiii|js_open_process|_js_open_process|_asyncjs__js_open_process|js_popen_to_file|_js_popen_to_file|_asyncjs__js_popen_to_file|js_fd_read|_js_fd_read|js_module_onMessage|_js_module_onMessage|_asyncjs__js_module_onMessage|js_waitpid|_js_waitpid|_asyncjs__js_waitpid|wasm_poll_socket|_wasm_poll_socket|_asyncjs__wasm_poll_socket|wasm_shutdown|_wasm_shutdown|_asyncjs__wasm_shutdown|__asyncjs__.*)$/;for(let[x,original]of Object.entries(imports)){if(typeof original=="function"){let isAsyncifyImport=original.isAsync||importPattern.test(x)}}},instrumentWasmExports(exports){var ret={};for(let[x,original]of Object.entries(exports)){if(typeof original=="function"){ret[x]=(...args)=>{Asyncify.exportCallStack.push(x);try{return original(...args)}finally{if(!ABORT){var y=Asyncify.exportCallStack.pop();Asyncify.maybeStopUnwind()}}}}else{ret[x]=original}}return ret},State:{Normal:0,Unwinding:1,Rewinding:2,Disabled:3},state:0,StackSize:4096,currData:null,handleSleepReturnValue:0,exportCallStack:[],callStackNameToId:{},callStackIdToName:{},callStackId:0,asyncPromiseHandlers:null,sleepCallbacks:[],getCallStackId(funcName){var id=Asyncify.callStackNameToId[funcName];if(id===undefined){id=Asyncify.callStackId++;Asyncify.callStackNameToId[funcName]=id;Asyncify.callStackIdToName[id]=funcName}return id},maybeStopUnwind(){if(Asyncify.currData&&Asyncify.state===Asyncify.State.Unwinding&&Asyncify.exportCallStack.length===0){Asyncify.state=Asyncify.State.Normal;runtimeKeepalivePush();runAndAbortIfError(_asyncify_stop_unwind);if(typeof Fibers!="undefined"){Fibers.trampoline()}}},whenDone(){return new Promise((resolve,reject)=>{Asyncify.asyncPromiseHandlers={resolve,reject}})},allocateData(){var ptr=_malloc(12+Asyncify.StackSize);Asyncify.setDataHeader(ptr,ptr+12,Asyncify.StackSize);Asyncify.setDataRewindFunc(ptr);return ptr},setDataHeader(ptr,stack,stackSize){HEAPU32[ptr>>2]=stack;HEAPU32[ptr+4>>2]=stack+stackSize},setDataRewindFunc(ptr){var bottomOfCallStack=Asyncify.exportCallStack[0];var rewindId=Asyncify.getCallStackId(bottomOfCallStack);HEAP32[ptr+8>>2]=rewindId},getDataRewindFuncName(ptr){var id=HEAP32[ptr+8>>2];var name=Asyncify.callStackIdToName[id];return name},getDataRewindFunc(name){var func=wasmExports[name];return func},doRewind(ptr){var name=Asyncify.getDataRewindFuncName(ptr);var func=Asyncify.getDataRewindFunc(name);runtimeKeepalivePop();return func()},handleSleep(startAsync){if(ABORT)return;if(Asyncify.state===Asyncify.State.Normal){var reachedCallback=false;var reachedAfterCallback=false;startAsync((handleSleepReturnValue=0)=>{if(ABORT)return;Asyncify.handleSleepReturnValue=handleSleepReturnValue;reachedCallback=true;if(!reachedAfterCallback){return}Asyncify.state=Asyncify.State.Rewinding;runAndAbortIfError(()=>_asyncify_start_rewind(Asyncify.currData));if(typeof MainLoop!="undefined"&&MainLoop.func){MainLoop.resume()}var asyncWasmReturnValue,isError=false;try{asyncWasmReturnValue=Asyncify.doRewind(Asyncify.currData)}catch(err){asyncWasmReturnValue=err;isError=true}var handled=false;if(!Asyncify.currData){var asyncPromiseHandlers=Asyncify.asyncPromiseHandlers;if(asyncPromiseHandlers){Asyncify.asyncPromiseHandlers=null;(isError?asyncPromiseHandlers.reject:asyncPromiseHandlers.resolve)(asyncWasmReturnValue);handled=true}}if(isError&&!handled){throw asyncWasmReturnValue}});reachedAfterCallback=true;if(!reachedCallback){Asyncify.state=Asyncify.State.Unwinding;Asyncify.currData=Asyncify.allocateData();if(typeof MainLoop!="undefined"&&MainLoop.func){MainLoop.pause()}runAndAbortIfError(()=>_asyncify_start_unwind(Asyncify.currData))}}else if(Asyncify.state===Asyncify.State.Rewinding){Asyncify.state=Asyncify.State.Normal;runAndAbortIfError(_asyncify_stop_rewind);_free(Asyncify.currData);Asyncify.currData=null;Asyncify.sleepCallbacks.forEach(callUserCallback)}else{abort(`invalid state: ${Asyncify.state}`)}return Asyncify.handleSleepReturnValue},handleAsync(startAsync){return Asyncify.handleSleep(wakeUp=>{startAsync().then(wakeUp)})}};var getCFunc=ident=>{var func=Module["_"+ident];return func};var writeArrayToMemory=(array,buffer)=>{HEAP8.set(array,buffer)};var ccall=(ident,returnType,argTypes,args,opts)=>{var toC={string:str=>{var ret=0;if(str!==null&&str!==undefined&&str!==0){ret=stringToUTF8OnStack(str)}return ret},array:arr=>{var ret=stackAlloc(arr.length);writeArrayToMemory(arr,ret);return ret}};function convertReturnValue(ret){if(returnType==="string"){return UTF8ToString(ret)}if(returnType==="boolean")return Boolean(ret);return ret}var func=getCFunc(ident);var cArgs=[];var stack=0;if(args){for(var i=0;iFS.unlink(path);var FS_createLazyFile=FS.createLazyFile;var FS_createDevice=FS.createDevice;FS.createPreloadedFile=FS_createPreloadedFile;FS.staticInit();Module["FS_createPath"]=FS.createPath;Module["FS_createDataFile"]=FS.createDataFile;Module["FS_createPreloadedFile"]=FS.createPreloadedFile;Module["FS_unlink"]=FS.unlink;Module["FS_createLazyFile"]=FS.createLazyFile;Module["FS_createDevice"]=FS.createDevice;MEMFS.doesNotExistError=new FS.ErrnoError(44);MEMFS.doesNotExistError.stack="";PHPWASM.init();var wasmImports={M:___assert_fail,Ka:__asyncjs__js_module_onMessage,na:___call_sighandler,da:___syscall_accept4,ca:___syscall_bind,Da:___syscall_chdir,G:___syscall_chmod,ba:___syscall_connect,Ca:___syscall_dup,Ba:___syscall_dup3,Ea:___syscall_faccessat,za:___syscall_fchmod,ya:___syscall_fchown32,F:___syscall_fchownat,l:___syscall_fcntl64,xa:___syscall_fstat64,S:___syscall_ftruncate64,sa:___syscall_getcwd,ma:___syscall_getdents64,$:___syscall_getpeername,_:___syscall_getsockname,Z:___syscall_getsockopt,x:___syscall_ioctl,Y:___syscall_listen,ua:___syscall_lstat64,ra:___syscall_mkdirat,va:___syscall_newfstatat,t:___syscall_openat,qa:___syscall_pipe,pa:___syscall_poll,la:___syscall_readlinkat,X:___syscall_recvfrom,ka:___syscall_renameat,C:___syscall_rmdir,V:___syscall_sendto,A:___syscall_socket,wa:___syscall_stat64,ja:___syscall_statfs64,ia:___syscall_symlinkat,v:___syscall_unlinkat,ga:___syscall_utimensat,Fa:__abort_js,aa:__emscripten_lookup_name,Aa:__emscripten_memcpy_js,oa:__emscripten_runtime_keepalive_clear,ea:__emscripten_throw_longjmp,O:__gmtime_js,P:__localtime_js,Q:__mktime_js,Ua:__mmap_js,N:__munmap_js,B:__setitimer_js,Ha:__tzset_js,T:_clock_time_get,E:_emscripten_date_now,ha:_emscripten_get_heap_max,s:_emscripten_get_now,fa:_emscripten_resize_heap,I:_emscripten_sleep,Ia:_environ_get,Ja:_environ_sizes_get,n:_exit,p:_fd_close,D:_fd_fdstat_get,H:_fd_read,R:_fd_seek,ta:_fd_sync,w:_fd_write,Qa:_getaddrinfo,L:_getnameinfo,Ta:_getprotobyname,Sa:_getprotobynumber,j:invoke_i,c:invoke_ii,e:invoke_iii,d:invoke_iiii,h:invoke_iiiii,q:invoke_iiiiii,u:invoke_iiiiiii,Oa:invoke_iiiiiiii,Pa:invoke_iiiiiiiiii,U:invoke_jii,f:invoke_v,a:invoke_vi,b:invoke_vii,z:invoke_viidii,g:invoke_viii,k:invoke_viiii,m:invoke_viiiii,i:invoke_viiiiii,y:invoke_viiiiiiiii,K:_js_create_input_device,La:js_fd_read,J:_js_open_process,Ma:js_popen_to_file,Na:_js_process_status,W:_js_waitpid,Ga:_proc_exit,Ra:_strptime,r:wasm_poll_socket,o:_wasm_setsockopt};var wasmExports;createWasm();var ___wasm_call_ctors=()=>(___wasm_call_ctors=wasmExports["Wa"])();var _malloc=a0=>(_malloc=wasmExports["Ya"])(a0);var _free=a0=>(_free=wasmExports["Za"])(a0);var _wasm_sleep=Module["_wasm_sleep"]=a0=>(_wasm_sleep=Module["_wasm_sleep"]=wasmExports["_a"])(a0);var _ntohs=a0=>(_ntohs=wasmExports["$a"])(a0);var _htons=a0=>(_htons=wasmExports["ab"])(a0);var _htonl=a0=>(_htonl=wasmExports["bb"])(a0);var _wasm_read=Module["_wasm_read"]=(a0,a1,a2)=>(_wasm_read=Module["_wasm_read"]=wasmExports["cb"])(a0,a1,a2);var _fflush=a0=>(_fflush=wasmExports["db"])(a0);var _wasm_popen=Module["_wasm_popen"]=(a0,a1)=>(_wasm_popen=Module["_wasm_popen"]=wasmExports["eb"])(a0,a1);var _wasm_php_exec=Module["_wasm_php_exec"]=(a0,a1,a2,a3)=>(_wasm_php_exec=Module["_wasm_php_exec"]=wasmExports["fb"])(a0,a1,a2,a3);var _php_pollfd_for=Module["_php_pollfd_for"]=(a0,a1,a2)=>(_php_pollfd_for=Module["_php_pollfd_for"]=wasmExports["gb"])(a0,a1,a2);var ___wrap_select=Module["___wrap_select"]=(a0,a1,a2,a3,a4)=>(___wrap_select=Module["___wrap_select"]=wasmExports["hb"])(a0,a1,a2,a3,a4);var _wasm_set_sapi_name=Module["_wasm_set_sapi_name"]=a0=>(_wasm_set_sapi_name=Module["_wasm_set_sapi_name"]=wasmExports["ib"])(a0);var _wasm_set_phpini_path=Module["_wasm_set_phpini_path"]=a0=>(_wasm_set_phpini_path=Module["_wasm_set_phpini_path"]=wasmExports["jb"])(a0);var _wasm_add_SERVER_entry=Module["_wasm_add_SERVER_entry"]=(a0,a1)=>(_wasm_add_SERVER_entry=Module["_wasm_add_SERVER_entry"]=wasmExports["kb"])(a0,a1);var _wasm_add_ENV_entry=Module["_wasm_add_ENV_entry"]=(a0,a1)=>(_wasm_add_ENV_entry=Module["_wasm_add_ENV_entry"]=wasmExports["lb"])(a0,a1);var _wasm_set_query_string=Module["_wasm_set_query_string"]=a0=>(_wasm_set_query_string=Module["_wasm_set_query_string"]=wasmExports["mb"])(a0);var _wasm_set_path_translated=Module["_wasm_set_path_translated"]=a0=>(_wasm_set_path_translated=Module["_wasm_set_path_translated"]=wasmExports["nb"])(a0);var _wasm_set_skip_shebang=Module["_wasm_set_skip_shebang"]=a0=>(_wasm_set_skip_shebang=Module["_wasm_set_skip_shebang"]=wasmExports["ob"])(a0);var _wasm_set_request_uri=Module["_wasm_set_request_uri"]=a0=>(_wasm_set_request_uri=Module["_wasm_set_request_uri"]=wasmExports["pb"])(a0);var _wasm_set_request_method=Module["_wasm_set_request_method"]=a0=>(_wasm_set_request_method=Module["_wasm_set_request_method"]=wasmExports["qb"])(a0);var _wasm_set_request_host=Module["_wasm_set_request_host"]=a0=>(_wasm_set_request_host=Module["_wasm_set_request_host"]=wasmExports["rb"])(a0);var _wasm_set_content_type=Module["_wasm_set_content_type"]=a0=>(_wasm_set_content_type=Module["_wasm_set_content_type"]=wasmExports["sb"])(a0);var _wasm_set_request_body=Module["_wasm_set_request_body"]=a0=>(_wasm_set_request_body=Module["_wasm_set_request_body"]=wasmExports["tb"])(a0);var _wasm_set_content_length=Module["_wasm_set_content_length"]=a0=>(_wasm_set_content_length=Module["_wasm_set_content_length"]=wasmExports["ub"])(a0);var _wasm_set_cookies=Module["_wasm_set_cookies"]=a0=>(_wasm_set_cookies=Module["_wasm_set_cookies"]=wasmExports["vb"])(a0);var _wasm_set_request_port=Module["_wasm_set_request_port"]=a0=>(_wasm_set_request_port=Module["_wasm_set_request_port"]=wasmExports["wb"])(a0);var _wasm_sapi_request_shutdown=Module["_wasm_sapi_request_shutdown"]=()=>(_wasm_sapi_request_shutdown=Module["_wasm_sapi_request_shutdown"]=wasmExports["xb"])();var _wasm_sapi_handle_request=Module["_wasm_sapi_handle_request"]=()=>(_wasm_sapi_handle_request=Module["_wasm_sapi_handle_request"]=wasmExports["yb"])();var _php_wasm_init=Module["_php_wasm_init"]=()=>(_php_wasm_init=Module["_php_wasm_init"]=wasmExports["zb"])();var _wasm_free=Module["_wasm_free"]=a0=>(_wasm_free=Module["_wasm_free"]=wasmExports["Ab"])(a0);var ___funcs_on_exit=()=>(___funcs_on_exit=wasmExports["Bb"])();var _emscripten_builtin_memalign=(a0,a1)=>(_emscripten_builtin_memalign=wasmExports["Cb"])(a0,a1);var __emscripten_timeout=(a0,a1)=>(__emscripten_timeout=wasmExports["Db"])(a0,a1);var _setThrew=(a0,a1)=>(_setThrew=wasmExports["Eb"])(a0,a1);var __emscripten_tempret_set=a0=>(__emscripten_tempret_set=wasmExports["Fb"])(a0);var __emscripten_stack_restore=a0=>(__emscripten_stack_restore=wasmExports["Gb"])(a0);var __emscripten_stack_alloc=a0=>(__emscripten_stack_alloc=wasmExports["Hb"])(a0);var _emscripten_stack_get_current=()=>(_emscripten_stack_get_current=wasmExports["Ib"])();var dynCall_vi=Module["dynCall_vi"]=(a0,a1)=>(dynCall_vi=Module["dynCall_vi"]=wasmExports["Jb"])(a0,a1);var dynCall_iiii=Module["dynCall_iiii"]=(a0,a1,a2,a3)=>(dynCall_iiii=Module["dynCall_iiii"]=wasmExports["Kb"])(a0,a1,a2,a3);var dynCall_ii=Module["dynCall_ii"]=(a0,a1)=>(dynCall_ii=Module["dynCall_ii"]=wasmExports["Lb"])(a0,a1);var dynCall_viiiii=Module["dynCall_viiiii"]=(a0,a1,a2,a3,a4,a5)=>(dynCall_viiiii=Module["dynCall_viiiii"]=wasmExports["Mb"])(a0,a1,a2,a3,a4,a5);var dynCall_iii=Module["dynCall_iii"]=(a0,a1,a2)=>(dynCall_iii=Module["dynCall_iii"]=wasmExports["Nb"])(a0,a1,a2);var dynCall_iiiii=Module["dynCall_iiiii"]=(a0,a1,a2,a3,a4)=>(dynCall_iiiii=Module["dynCall_iiiii"]=wasmExports["Ob"])(a0,a1,a2,a3,a4);var dynCall_iiiiiii=Module["dynCall_iiiiiii"]=(a0,a1,a2,a3,a4,a5,a6)=>(dynCall_iiiiiii=Module["dynCall_iiiiiii"]=wasmExports["Pb"])(a0,a1,a2,a3,a4,a5,a6);var dynCall_iiiiii=Module["dynCall_iiiiii"]=(a0,a1,a2,a3,a4,a5)=>(dynCall_iiiiii=Module["dynCall_iiiiii"]=wasmExports["Qb"])(a0,a1,a2,a3,a4,a5);var dynCall_i=Module["dynCall_i"]=a0=>(dynCall_i=Module["dynCall_i"]=wasmExports["Rb"])(a0);var dynCall_viii=Module["dynCall_viii"]=(a0,a1,a2,a3)=>(dynCall_viii=Module["dynCall_viii"]=wasmExports["Sb"])(a0,a1,a2,a3);var dynCall_vii=Module["dynCall_vii"]=(a0,a1,a2)=>(dynCall_vii=Module["dynCall_vii"]=wasmExports["Tb"])(a0,a1,a2);var dynCall_viiii=Module["dynCall_viiii"]=(a0,a1,a2,a3,a4)=>(dynCall_viiii=Module["dynCall_viiii"]=wasmExports["Ub"])(a0,a1,a2,a3,a4);var dynCall_v=Module["dynCall_v"]=a0=>(dynCall_v=Module["dynCall_v"]=wasmExports["Vb"])(a0);var dynCall_viiiiiiiii=Module["dynCall_viiiiiiiii"]=(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9)=>(dynCall_viiiiiiiii=Module["dynCall_viiiiiiiii"]=wasmExports["Wb"])(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9);var dynCall_viiiiii=Module["dynCall_viiiiii"]=(a0,a1,a2,a3,a4,a5,a6)=>(dynCall_viiiiii=Module["dynCall_viiiiii"]=wasmExports["Xb"])(a0,a1,a2,a3,a4,a5,a6);var dynCall_iiiiiiii=Module["dynCall_iiiiiiii"]=(a0,a1,a2,a3,a4,a5,a6,a7)=>(dynCall_iiiiiiii=Module["dynCall_iiiiiiii"]=wasmExports["Yb"])(a0,a1,a2,a3,a4,a5,a6,a7);var dynCall_iiiiiiiiii=Module["dynCall_iiiiiiiiii"]=(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9)=>(dynCall_iiiiiiiiii=Module["dynCall_iiiiiiiiii"]=wasmExports["Zb"])(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9);var dynCall_jii=Module["dynCall_jii"]=(a0,a1,a2)=>(dynCall_jii=Module["dynCall_jii"]=wasmExports["_b"])(a0,a1,a2);var dynCall_viidii=Module["dynCall_viidii"]=(a0,a1,a2,a3,a4,a5)=>(dynCall_viidii=Module["dynCall_viidii"]=wasmExports["$b"])(a0,a1,a2,a3,a4,a5);var _asyncify_start_unwind=a0=>(_asyncify_start_unwind=wasmExports["ac"])(a0);var _asyncify_stop_unwind=()=>(_asyncify_stop_unwind=wasmExports["bc"])();var _asyncify_start_rewind=a0=>(_asyncify_start_rewind=wasmExports["cc"])(a0);var _asyncify_stop_rewind=()=>(_asyncify_stop_rewind=wasmExports["dc"])();function invoke_iiiiiii(index,a1,a2,a3,a4,a5,a6){var sp=stackSave();try{return dynCall_iiiiiii(index,a1,a2,a3,a4,a5,a6)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_vi(index,a1){var sp=stackSave();try{dynCall_vi(index,a1)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_vii(index,a1,a2){var sp=stackSave();try{dynCall_vii(index,a1,a2)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iii(index,a1,a2){var sp=stackSave();try{return dynCall_iii(index,a1,a2)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_i(index){var sp=stackSave();try{return dynCall_i(index)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_v(index){var sp=stackSave();try{dynCall_v(index)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viii(index,a1,a2,a3){var sp=stackSave();try{dynCall_viii(index,a1,a2,a3)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_ii(index,a1){var sp=stackSave();try{return dynCall_ii(index,a1)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiii(index,a1,a2,a3,a4){var sp=stackSave();try{dynCall_viiii(index,a1,a2,a3,a4)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiii(index,a1,a2,a3,a4){var sp=stackSave();try{return dynCall_iiiii(index,a1,a2,a3,a4)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiii(index,a1,a2,a3){var sp=stackSave();try{return dynCall_iiii(index,a1,a2,a3)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiiiii(index,a1,a2,a3,a4,a5,a6){var sp=stackSave();try{dynCall_viiiiii(index,a1,a2,a3,a4,a5,a6)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiiii(index,a1,a2,a3,a4,a5){var sp=stackSave();try{dynCall_viiiii(index,a1,a2,a3,a4,a5)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viidii(index,a1,a2,a3,a4,a5){var sp=stackSave();try{dynCall_viidii(index,a1,a2,a3,a4,a5)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9){var sp=stackSave();try{return dynCall_iiiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiiii(index,a1,a2,a3,a4,a5){var sp=stackSave();try{return dynCall_iiiiii(index,a1,a2,a3,a4,a5)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9){var sp=stackSave();try{dynCall_viiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiiiiii(index,a1,a2,a3,a4,a5,a6,a7){var sp=stackSave();try{return dynCall_iiiiiiii(index,a1,a2,a3,a4,a5,a6,a7)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_jii(index,a1,a2){var sp=stackSave();try{return dynCall_jii(index,a1,a2)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}Module["addRunDependency"]=addRunDependency;Module["removeRunDependency"]=removeRunDependency;Module["wasmExports"]=wasmExports;Module["ccall"]=ccall;Module["FS_createPreloadedFile"]=FS_createPreloadedFile;Module["FS_unlink"]=FS_unlink;Module["FS_createPath"]=FS_createPath;Module["FS_createDevice"]=FS_createDevice;Module["FS_createDataFile"]=FS_createDataFile;Module["FS_createLazyFile"]=FS_createLazyFile;Module["PROXYFS"]=PROXYFS;var calledRun;dependenciesFulfilled=function runCaller(){if(!calledRun)run();if(!calledRun)dependenciesFulfilled=runCaller};function run(){if(runDependencies>0){return}preRun();if(runDependencies>0){return}function doRun(){if(calledRun)return;calledRun=true;Module["calledRun"]=true;if(ABORT)return;initRuntime();Module["onRuntimeInitialized"]?.();postRun()}if(Module["setStatus"]){Module["setStatus"]("Running...");setTimeout(()=>{setTimeout(()=>Module["setStatus"](""),1);doRun()},1)}else{doRun()}}if(Module["preInit"]){if(typeof Module["preInit"]=="function")Module["preInit"]=[Module["preInit"]];while(Module["preInit"].length>0){Module["preInit"].pop()()}}run(); /** * Emscripten resolves `localhost` to a random IP address. Let's * make it always resolve to 127.0.0.1. diff --git a/packages/php-wasm/web/public/php/asyncify/php_7_3.js b/packages/php-wasm/web/public/php/asyncify/php_7_3.js index 70d1b6aab8..7e4e7a11ee 100644 --- a/packages/php-wasm/web/public/php/asyncify/php_7_3.js +++ b/packages/php-wasm/web/public/php/asyncify/php_7_3.js @@ -1,46 +1,20 @@ import dependencyFilename from './7_3_33/php_7_3.wasm'; export { dependencyFilename }; -export const dependenciesTotalSize = 12521732; +export const dependenciesTotalSize = 12513659; export function init(RuntimeName, PHPLoader) { - /** - * Overrides Emscripten's default ExitStatus object which gets - * thrown on failure. Unfortunately, the default object is not - * a subclass of Error and does not provide any stack trace. - * - * This is a deliberate behavior on Emscripten's end to prevent - * memory leaks after the program exits. See: - * - * https://github.com/emscripten-core/emscripten/pull/9108 - * - * In case of WordPress Playground, the worker in which the PHP - * runs will typically exit after the PHP program finishes, so - * we don't have to worry about memory leaks. - * - * As for assigning to a previously undeclared ExitStatus variable here, - * the Emscripten module declares `ExitStatus` as `function ExitStatus` - * which means it gets hoisted to the top of the scope and can be - * reassigned here – before the actual declaration is reached. - * - * If that sounds weird, try this example: - * - * ExitStatus = () => { console.log("reassigned"); } - * function ExitStatus() {} - * ExitStatus(); - * // logs "reassigned" - */ - ExitStatus = class PHPExitStatus extends Error { - constructor(status) { - super(status); - this.name = "ExitStatus"; - this.message = "Program terminated with exit(" + status + ")"; - this.status = status; - } - } - // The rest of the code comes from the built php.js file and esm-suffix.js -var Module=typeof PHPLoader!="undefined"?PHPLoader:{};var ENVIRONMENT_IS_WEB=RuntimeName==="WEB";var ENVIRONMENT_IS_WORKER=RuntimeName==="WORKER";var ENVIRONMENT_IS_NODE=RuntimeName==="NODE";var moduleOverrides=Object.assign({},Module);var arguments_=[];var thisProgram="./this.program";var quit_=(status,toThrow)=>{throw toThrow};var scriptDirectory="";function locateFile(path){if(Module["locateFile"]){return Module["locateFile"](path,scriptDirectory)}return scriptDirectory+path}var read_,readAsync,readBinary;if(ENVIRONMENT_IS_WEB||ENVIRONMENT_IS_WORKER){if(ENVIRONMENT_IS_WORKER){scriptDirectory=self.location.href}else if(typeof document!="undefined"&&document.currentScript){scriptDirectory=document.currentScript.src}if(scriptDirectory.startsWith("blob:")){scriptDirectory=""}else{scriptDirectory=scriptDirectory.substr(0,scriptDirectory.replace(/[?#].*/,"").lastIndexOf("/")+1)}{read_=url=>{var xhr=new XMLHttpRequest;xhr.open("GET",url,false);xhr.send(null);return xhr.responseText};if(ENVIRONMENT_IS_WORKER){readBinary=url=>{var xhr=new XMLHttpRequest;xhr.open("GET",url,false);xhr.responseType="arraybuffer";xhr.send(null);return new Uint8Array(xhr.response)}}readAsync=(url,onload,onerror)=>{fetch(url,{credentials:"same-origin"}).then(response=>{if(response.ok){return response.arrayBuffer()}return Promise.reject(new Error(response.status+" : "+response.url))}).then(onload,onerror)}}}else{}var out=Module["print"]||console.log.bind(console);var err=Module["printErr"]||console.error.bind(console);Object.assign(Module,moduleOverrides);moduleOverrides=null;if(Module["arguments"])arguments_=Module["arguments"];if(Module["thisProgram"])thisProgram=Module["thisProgram"];if(Module["quit"])quit_=Module["quit"];var wasmBinary;if(Module["wasmBinary"])wasmBinary=Module["wasmBinary"];var wasmMemory;var ABORT=false;var EXITSTATUS;function assert(condition,text){if(!condition){abort(text)}}var HEAP8,HEAPU8,HEAP16,HEAPU16,HEAP32,HEAPU32,HEAPF32,HEAPF64;function updateMemoryViews(){var b=wasmMemory.buffer;Module["HEAP8"]=HEAP8=new Int8Array(b);Module["HEAP16"]=HEAP16=new Int16Array(b);Module["HEAPU8"]=HEAPU8=new Uint8Array(b);Module["HEAPU16"]=HEAPU16=new Uint16Array(b);Module["HEAP32"]=HEAP32=new Int32Array(b);Module["HEAPU32"]=HEAPU32=new Uint32Array(b);Module["HEAPF32"]=HEAPF32=new Float32Array(b);Module["HEAPF64"]=HEAPF64=new Float64Array(b)}var __ATPRERUN__=[];var __ATINIT__=[];var __ATEXIT__=[];var __ATPOSTRUN__=[];var runtimeInitialized=false;var runtimeExited=false;function preRun(){if(Module["preRun"]){if(typeof Module["preRun"]=="function")Module["preRun"]=[Module["preRun"]];while(Module["preRun"].length){addOnPreRun(Module["preRun"].shift())}}callRuntimeCallbacks(__ATPRERUN__)}function initRuntime(){runtimeInitialized=true;SOCKFS.root=FS.mount(SOCKFS,{},null);if(!Module["noFSInit"]&&!FS.init.initialized)FS.init();FS.ignorePermissions=false;TTY.init();PIPEFS.root=FS.mount(PIPEFS,{},null);callRuntimeCallbacks(__ATINIT__)}function exitRuntime(){___funcs_on_exit();callRuntimeCallbacks(__ATEXIT__);FS.quit();TTY.shutdown();runtimeExited=true}function postRun(){if(Module["postRun"]){if(typeof Module["postRun"]=="function")Module["postRun"]=[Module["postRun"]];while(Module["postRun"].length){addOnPostRun(Module["postRun"].shift())}}callRuntimeCallbacks(__ATPOSTRUN__)}function addOnPreRun(cb){__ATPRERUN__.unshift(cb)}function addOnInit(cb){__ATINIT__.unshift(cb)}function addOnPostRun(cb){__ATPOSTRUN__.unshift(cb)}var runDependencies=0;var runDependencyWatcher=null;var dependenciesFulfilled=null;function getUniqueRunDependency(id){return id}function addRunDependency(id){runDependencies++;Module["monitorRunDependencies"]?.(runDependencies)}function removeRunDependency(id){runDependencies--;Module["monitorRunDependencies"]?.(runDependencies);if(runDependencies==0){if(runDependencyWatcher!==null){clearInterval(runDependencyWatcher);runDependencyWatcher=null}if(dependenciesFulfilled){var callback=dependenciesFulfilled;dependenciesFulfilled=null;callback()}}}function abort(what){Module["onAbort"]?.(what);what="Aborted("+what+")";err(what);ABORT=true;EXITSTATUS=1;what+=". Build with -sASSERTIONS for more info.";var e=new WebAssembly.RuntimeError(what);throw e}var dataURIPrefix="data:application/octet-stream;base64,";var isDataURI=filename=>filename.startsWith(dataURIPrefix);function findWasmBinary(){var f=dependencyFilename;if(!isDataURI(f)){return locateFile(f)}return f}var wasmBinaryFile;function getBinarySync(file){if(file==wasmBinaryFile&&wasmBinary){return new Uint8Array(wasmBinary)}if(readBinary){return readBinary(file)}throw"both async and sync fetching of the wasm failed"}function getBinaryPromise(binaryFile){if(!wasmBinary){return new Promise((resolve,reject)=>{readAsync(binaryFile,response=>resolve(new Uint8Array(response)),error=>{try{resolve(getBinarySync(binaryFile))}catch(e){reject(e)}})})}return Promise.resolve().then(()=>getBinarySync(binaryFile))}function instantiateArrayBuffer(binaryFile,imports,receiver){return getBinaryPromise(binaryFile).then(binary=>WebAssembly.instantiate(binary,imports)).then(receiver,reason=>{err(`failed to asynchronously prepare wasm: ${reason}`);abort(reason)})}function instantiateAsync(binary,binaryFile,imports,callback){if(!binary&&typeof WebAssembly.instantiateStreaming=="function"&&!isDataURI(binaryFile)&&typeof fetch=="function"){return fetch(binaryFile,{credentials:"same-origin"}).then(response=>{var result=WebAssembly.instantiateStreaming(response,imports);return result.then(callback,function(reason){err(`wasm streaming compile failed: ${reason}`);err("falling back to ArrayBuffer instantiation");return instantiateArrayBuffer(binaryFile,imports,callback)})})}return instantiateArrayBuffer(binaryFile,imports,callback)}function getWasmImports(){return{a:wasmImports}}function createWasm(){var info=getWasmImports();function receiveInstance(instance,module){wasmExports=instance.exports;wasmExports=Asyncify.instrumentWasmExports(wasmExports);Module["wasmExports"]=wasmExports;wasmMemory=wasmExports["Xa"];updateMemoryViews();wasmTable=wasmExports["$a"];addOnInit(wasmExports["Ya"]);removeRunDependency("wasm-instantiate");return wasmExports}addRunDependency("wasm-instantiate");function receiveInstantiationResult(result){receiveInstance(result["instance"])}if(Module["instantiateWasm"]){try{return Module["instantiateWasm"](info,receiveInstance)}catch(e){err(`Module.instantiateWasm callback failed with error: ${e}`);return false}}if(!wasmBinaryFile)wasmBinaryFile=findWasmBinary();instantiateAsync(wasmBinary,wasmBinaryFile,info,receiveInstantiationResult);return{}}var tempDouble;var tempI64;function js_popen_to_file(command,mode,exitCodePtr){const returnCallback=resolver=>Asyncify.handleSleep(resolver);if(!command)return 1;const cmdstr=UTF8ToString(command);if(!cmdstr.length)return 0;const modestr=UTF8ToString(mode);if(!modestr.length)return 0;if(modestr==="w"){console.error('popen($cmd, "w") is not implemented yet')}return returnCallback(async wakeUp=>{let cp;try{cp=PHPWASM.spawnProcess(cmdstr,[]);if(cp instanceof Promise){cp=await cp}}catch(e){console.error(e);if(e.code==="SPAWN_UNSUPPORTED"){return 1}throw e}const outByteArrays=[];cp.stdout.on("data",function(data){outByteArrays.push(data)});const outputPath="/tmp/popen_output";cp.on("exit",function(exitCode){const outBytes=new Uint8Array(outByteArrays.reduce((acc,curr)=>acc+curr.length,0));let offset=0;for(const byteArray of outByteArrays){outBytes.set(byteArray,offset);offset+=byteArray.length}FS.writeFile(outputPath,outBytes);HEAPU8[exitCodePtr]=exitCode;wakeUp(allocateUTF8OnStack(outputPath))})})}function wasm_poll_socket(socketd,events,timeout){const returnCallback=resolver=>Asyncify.handleSleep(resolver);const POLLIN=1;const POLLPRI=2;const POLLOUT=4;const POLLERR=8;const POLLHUP=16;const POLLNVAL=32;return returnCallback(wakeUp=>{const polls=[];if(socketd in PHPWASM.child_proc_by_fd){const procInfo=PHPWASM.child_proc_by_fd[socketd];if(procInfo.exited){wakeUp(0);return}polls.push(PHPWASM.awaitEvent(procInfo.stdout,"data"))}else if(FS.isSocket(FS.getStream(socketd)?.node.mode)){const sock=getSocketFromFD(socketd);if(!sock){wakeUp(0);return}const lookingFor=new Set;if(events&POLLIN||events&POLLPRI){if(sock.server){for(const client of sock.pending){if((client.recv_queue||[]).length>0){wakeUp(1);return}}}else if((sock.recv_queue||[]).length>0){wakeUp(1);return}}const webSockets=PHPWASM.getAllWebSockets(sock);if(!webSockets.length){wakeUp(0);return}for(const ws of webSockets){if(events&POLLIN||events&POLLPRI){polls.push(PHPWASM.awaitData(ws));lookingFor.add("POLLIN")}if(events&POLLOUT){polls.push(PHPWASM.awaitConnection(ws));lookingFor.add("POLLOUT")}if(events&POLLHUP){polls.push(PHPWASM.awaitClose(ws));lookingFor.add("POLLHUP")}if(events&POLLERR||events&POLLNVAL){polls.push(PHPWASM.awaitError(ws));lookingFor.add("POLLERR")}}}else{setTimeout(function(){wakeUp(1)},timeout);return}if(polls.length===0){console.warn("Unsupported poll event "+events+", defaulting to setTimeout().");setTimeout(function(){wakeUp(0)},timeout);return}const promises=polls.map(([promise])=>promise);const clearPolling=()=>polls.forEach(([,clear])=>clear());let awaken=false;let timeoutId;Promise.race(promises).then(function(results){if(!awaken){awaken=true;wakeUp(1);if(timeoutId){clearTimeout(timeoutId)}clearPolling()}});if(timeout!==-1){timeoutId=setTimeout(function(){if(!awaken){awaken=true;wakeUp(0);clearPolling()}},timeout)}})}function js_fd_read(fd,iov,iovcnt,pnum){const returnCallback=resolver=>Asyncify.handleSleep(resolver);if(Asyncify?.State?.Normal===undefined||Asyncify?.state===Asyncify?.State?.Normal){var returnCode;var stream;let num=0;try{stream=SYSCALLS.getStreamFromFD(fd);const num=doReadv(stream,iov,iovcnt);HEAPU32[pnum>>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError")){throw e}if(e.errno!==6||!(stream?.fd in PHPWASM.child_proc_by_fd)){HEAPU32[pnum>>2]=0;return returnCode}}}return returnCallback(wakeUp=>{var retries=0;var interval=50;var timeout=5e3;var maxRetries=timeout/interval;function poll(){var returnCode;var stream;let num;try{stream=SYSCALLS.getStreamFromFD(fd);num=doReadv(stream,iov,iovcnt);returnCode=0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError")){console.error(e);throw e}returnCode=e.errno}const success=returnCode===0;const failure=++retries>maxRetries||!(fd in PHPWASM.child_proc_by_fd)||PHPWASM.child_proc_by_fd[fd]?.exited||FS.isClosed(stream);if(success){HEAPU32[pnum>>2]=num;wakeUp(0)}else if(failure){HEAPU32[pnum>>2]=0;wakeUp(returnCode===6?0:returnCode)}else{setTimeout(poll,interval)}}poll()})}function __asyncjs__js_module_onMessage(data,response_buffer){return Asyncify.handleAsync(async()=>{if(Module["onMessage"]){const dataStr=UTF8ToString(data);return Module["onMessage"](dataStr).then(response=>{const responseBytes=typeof response==="string"?(new TextEncoder).encode(response):response;const responseSize=responseBytes.byteLength;const responsePtr=_malloc(responseSize+1);HEAPU8.set(responseBytes,responsePtr);HEAPU8[responsePtr+responseSize]=0;HEAPU8[response_buffer]=responsePtr;HEAPU8[response_buffer+1]=responsePtr>>8;HEAPU8[response_buffer+2]=responsePtr>>16;HEAPU8[response_buffer+3]=responsePtr>>24;return responseSize}).catch(e=>{console.error(e);return-1})}})}function ExitStatus(status){this.name="ExitStatus";this.message=`Program terminated with exit(${status})`;this.status=status}var callRuntimeCallbacks=callbacks=>{while(callbacks.length>0){callbacks.shift()(Module)}};var noExitRuntime=Module["noExitRuntime"]||false;var stackRestore=val=>__emscripten_stack_restore(val);var stackSave=()=>_emscripten_stack_get_current();var UTF8Decoder=typeof TextDecoder!="undefined"?new TextDecoder("utf8"):undefined;var UTF8ArrayToString=(heapOrArray,idx,maxBytesToRead)=>{var endIdx=idx+maxBytesToRead;var endPtr=idx;while(heapOrArray[endPtr]&&!(endPtr>=endIdx))++endPtr;if(endPtr-idx>16&&heapOrArray.buffer&&UTF8Decoder){return UTF8Decoder.decode(heapOrArray.subarray(idx,endPtr))}var str="";while(idx>10,56320|ch&1023)}}return str};var UTF8ToString=(ptr,maxBytesToRead)=>ptr?UTF8ArrayToString(HEAPU8,ptr,maxBytesToRead):"";Module["UTF8ToString"]=UTF8ToString;var ___assert_fail=(condition,filename,line,func)=>{abort(`Assertion failed: ${UTF8ToString(condition)}, at: `+[filename?UTF8ToString(filename):"unknown filename",line,func?UTF8ToString(func):"unknown function"])};var ___call_sighandler=(fp,sig)=>(a1=>dynCall_vi(fp,a1))(sig);var initRandomFill=()=>{if(typeof crypto=="object"&&typeof crypto["getRandomValues"]=="function"){return view=>crypto.getRandomValues(view)}else abort("initRandomDevice")};var randomFill=view=>(randomFill=initRandomFill())(view);var PATH={isAbs:path=>path.charAt(0)==="/",splitPath:filename=>{var splitPathRe=/^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/;return splitPathRe.exec(filename).slice(1)},normalizeArray:(parts,allowAboveRoot)=>{var up=0;for(var i=parts.length-1;i>=0;i--){var last=parts[i];if(last==="."){parts.splice(i,1)}else if(last===".."){parts.splice(i,1);up++}else if(up){parts.splice(i,1);up--}}if(allowAboveRoot){for(;up;up--){parts.unshift("..")}}return parts},normalize:path=>{var isAbsolute=PATH.isAbs(path),trailingSlash=path.substr(-1)==="/";path=PATH.normalizeArray(path.split("/").filter(p=>!!p),!isAbsolute).join("/");if(!path&&!isAbsolute){path="."}if(path&&trailingSlash){path+="/"}return(isAbsolute?"/":"")+path},dirname:path=>{var result=PATH.splitPath(path),root=result[0],dir=result[1];if(!root&&!dir){return"."}if(dir){dir=dir.substr(0,dir.length-1)}return root+dir},basename:path=>{if(path==="/")return"/";path=PATH.normalize(path);path=path.replace(/\/$/,"");var lastSlash=path.lastIndexOf("/");if(lastSlash===-1)return path;return path.substr(lastSlash+1)},join:(...paths)=>PATH.normalize(paths.join("/")),join2:(l,r)=>PATH.normalize(l+"/"+r)};var PATH_FS={resolve:(...args)=>{var resolvedPath="",resolvedAbsolute=false;for(var i=args.length-1;i>=-1&&!resolvedAbsolute;i--){var path=i>=0?args[i]:FS.cwd();if(typeof path!="string"){throw new TypeError("Arguments to path.resolve must be strings")}else if(!path){return""}resolvedPath=path+"/"+resolvedPath;resolvedAbsolute=PATH.isAbs(path)}resolvedPath=PATH.normalizeArray(resolvedPath.split("/").filter(p=>!!p),!resolvedAbsolute).join("/");return(resolvedAbsolute?"/":"")+resolvedPath||"."},relative:(from,to)=>{from=PATH_FS.resolve(from).substr(1);to=PATH_FS.resolve(to).substr(1);function trim(arr){var start=0;for(;start=0;end--){if(arr[end]!=="")break}if(start>end)return[];return arr.slice(start,end-start+1)}var fromParts=trim(from.split("/"));var toParts=trim(to.split("/"));var length=Math.min(fromParts.length,toParts.length);var samePartsLength=length;for(var i=0;i{var len=0;for(var i=0;i=55296&&c<=57343){len+=4;++i}else{len+=3}}return len};Module["lengthBytesUTF8"]=lengthBytesUTF8;var stringToUTF8Array=(str,heap,outIdx,maxBytesToWrite)=>{if(!(maxBytesToWrite>0))return 0;var startIdx=outIdx;var endIdx=outIdx+maxBytesToWrite-1;for(var i=0;i=55296&&u<=57343){var u1=str.charCodeAt(++i);u=65536+((u&1023)<<10)|u1&1023}if(u<=127){if(outIdx>=endIdx)break;heap[outIdx++]=u}else if(u<=2047){if(outIdx+1>=endIdx)break;heap[outIdx++]=192|u>>6;heap[outIdx++]=128|u&63}else if(u<=65535){if(outIdx+2>=endIdx)break;heap[outIdx++]=224|u>>12;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}else{if(outIdx+3>=endIdx)break;heap[outIdx++]=240|u>>18;heap[outIdx++]=128|u>>12&63;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}}heap[outIdx]=0;return outIdx-startIdx};function intArrayFromString(stringy,dontAddNull,length){var len=length>0?length:lengthBytesUTF8(stringy)+1;var u8array=new Array(len);var numBytesWritten=stringToUTF8Array(stringy,u8array,0,u8array.length);if(dontAddNull)u8array.length=numBytesWritten;return u8array}var FS_stdin_getChar=()=>{if(!FS_stdin_getChar_buffer.length){var result=null;if(typeof window!="undefined"&&typeof window.prompt=="function"){result=window.prompt("Input: ");if(result!==null){result+="\n"}}else{}if(!result){return null}FS_stdin_getChar_buffer=intArrayFromString(result,true)}return FS_stdin_getChar_buffer.shift()};var TTY={ttys:[],init(){},shutdown(){},register(dev,ops){TTY.ttys[dev]={input:[],output:[],ops:ops};FS.registerDevice(dev,TTY.stream_ops)},stream_ops:{open(stream){var tty=TTY.ttys[stream.node.rdev];if(!tty){throw new FS.ErrnoError(43)}stream.tty=tty;stream.seekable=false},close(stream){stream.tty.ops.fsync(stream.tty)},fsync(stream){stream.tty.ops.fsync(stream.tty)},read(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.get_char){throw new FS.ErrnoError(60)}var bytesRead=0;for(var i=0;i0){out(UTF8ArrayToString(tty.output,0));tty.output=[]}},ioctl_tcgets(tty){return{c_iflag:25856,c_oflag:5,c_cflag:191,c_lflag:35387,c_cc:[3,28,127,21,4,0,1,0,17,19,26,0,18,15,23,22,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]}},ioctl_tcsets(tty,optional_actions,data){return 0},ioctl_tiocgwinsz(tty){return[24,80]}},default_tty1_ops:{put_char(tty,val){if(val===null||val===10){err(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}},fsync(tty){if(tty.output&&tty.output.length>0){err(UTF8ArrayToString(tty.output,0));tty.output=[]}}}};var zeroMemory=(address,size)=>{HEAPU8.fill(0,address,address+size);return address};var alignMemory=(size,alignment)=>Math.ceil(size/alignment)*alignment;var mmapAlloc=size=>{size=alignMemory(size,65536);var ptr=_emscripten_builtin_memalign(65536,size);if(!ptr)return 0;return zeroMemory(ptr,size)};var MEMFS={ops_table:null,mount(mount){return MEMFS.createNode(null,"/",16384|511,0)},createNode(parent,name,mode,dev){if(FS.isBlkdev(mode)||FS.isFIFO(mode)){throw new FS.ErrnoError(63)}MEMFS.ops_table||={dir:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,lookup:MEMFS.node_ops.lookup,mknod:MEMFS.node_ops.mknod,rename:MEMFS.node_ops.rename,unlink:MEMFS.node_ops.unlink,rmdir:MEMFS.node_ops.rmdir,readdir:MEMFS.node_ops.readdir,symlink:MEMFS.node_ops.symlink},stream:{llseek:MEMFS.stream_ops.llseek}},file:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:{llseek:MEMFS.stream_ops.llseek,read:MEMFS.stream_ops.read,write:MEMFS.stream_ops.write,allocate:MEMFS.stream_ops.allocate,mmap:MEMFS.stream_ops.mmap,msync:MEMFS.stream_ops.msync}},link:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,readlink:MEMFS.node_ops.readlink},stream:{}},chrdev:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:FS.chrdev_stream_ops}};var node=FS.createNode(parent,name,mode,dev);if(FS.isDir(node.mode)){node.node_ops=MEMFS.ops_table.dir.node;node.stream_ops=MEMFS.ops_table.dir.stream;node.contents={}}else if(FS.isFile(node.mode)){node.node_ops=MEMFS.ops_table.file.node;node.stream_ops=MEMFS.ops_table.file.stream;node.usedBytes=0;node.contents=null}else if(FS.isLink(node.mode)){node.node_ops=MEMFS.ops_table.link.node;node.stream_ops=MEMFS.ops_table.link.stream}else if(FS.isChrdev(node.mode)){node.node_ops=MEMFS.ops_table.chrdev.node;node.stream_ops=MEMFS.ops_table.chrdev.stream}node.timestamp=Date.now();if(parent){parent.contents[name]=node;parent.timestamp=node.timestamp}return node},getFileDataAsTypedArray(node){if(!node.contents)return new Uint8Array(0);if(node.contents.subarray)return node.contents.subarray(0,node.usedBytes);return new Uint8Array(node.contents)},expandFileStorage(node,newCapacity){var prevCapacity=node.contents?node.contents.length:0;if(prevCapacity>=newCapacity)return;var CAPACITY_DOUBLING_MAX=1024*1024;newCapacity=Math.max(newCapacity,prevCapacity*(prevCapacity>>0);if(prevCapacity!=0)newCapacity=Math.max(newCapacity,256);var oldContents=node.contents;node.contents=new Uint8Array(newCapacity);if(node.usedBytes>0)node.contents.set(oldContents.subarray(0,node.usedBytes),0)},resizeFileStorage(node,newSize){if(node.usedBytes==newSize)return;if(newSize==0){node.contents=null;node.usedBytes=0}else{var oldContents=node.contents;node.contents=new Uint8Array(newSize);if(oldContents){node.contents.set(oldContents.subarray(0,Math.min(newSize,node.usedBytes)))}node.usedBytes=newSize}},node_ops:{getattr(node){var attr={};attr.dev=FS.isChrdev(node.mode)?node.id:1;attr.ino=node.id;attr.mode=node.mode;attr.nlink=1;attr.uid=0;attr.gid=0;attr.rdev=node.rdev;if(FS.isDir(node.mode)){attr.size=4096}else if(FS.isFile(node.mode)){attr.size=node.usedBytes}else if(FS.isLink(node.mode)){attr.size=node.link.length}else{attr.size=0}attr.atime=new Date(node.timestamp);attr.mtime=new Date(node.timestamp);attr.ctime=new Date(node.timestamp);attr.blksize=4096;attr.blocks=Math.ceil(attr.size/attr.blksize);return attr},setattr(node,attr){if(attr.mode!==undefined){node.mode=attr.mode}if(attr.timestamp!==undefined){node.timestamp=attr.timestamp}if(attr.size!==undefined){MEMFS.resizeFileStorage(node,attr.size)}},lookup(parent,name){throw FS.genericErrors[44]},mknod(parent,name,mode,dev){return MEMFS.createNode(parent,name,mode,dev)},rename(old_node,new_dir,new_name){if(FS.isDir(old_node.mode)){var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(new_node){for(var i in new_node.contents){throw new FS.ErrnoError(55)}}}delete old_node.parent.contents[old_node.name];old_node.parent.timestamp=Date.now();old_node.name=new_name;new_dir.contents[new_name]=old_node;new_dir.timestamp=old_node.parent.timestamp},unlink(parent,name){delete parent.contents[name];parent.timestamp=Date.now()},rmdir(parent,name){var node=FS.lookupNode(parent,name);for(var i in node.contents){throw new FS.ErrnoError(55)}delete parent.contents[name];parent.timestamp=Date.now()},readdir(node){var entries=[".",".."];for(var key of Object.keys(node.contents)){entries.push(key)}return entries},symlink(parent,newname,oldpath){var node=MEMFS.createNode(parent,newname,511|40960,0);node.link=oldpath;return node},readlink(node){if(!FS.isLink(node.mode)){throw new FS.ErrnoError(28)}return node.link}},stream_ops:{read(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=stream.node.usedBytes)return 0;var size=Math.min(stream.node.usedBytes-position,length);if(size>8&&contents.subarray){buffer.set(contents.subarray(position,position+size),offset)}else{for(var i=0;i0||position+length{var dep=!noRunDep?getUniqueRunDependency(`al ${url}`):"";readAsync(url,arrayBuffer=>{onload(new Uint8Array(arrayBuffer));if(dep)removeRunDependency(dep)},event=>{if(onerror){onerror()}else{throw`Loading data file "${url}" failed.`}});if(dep)addRunDependency(dep)};var FS_createDataFile=(parent,name,fileData,canRead,canWrite,canOwn)=>{FS.createDataFile(parent,name,fileData,canRead,canWrite,canOwn)};var preloadPlugins=Module["preloadPlugins"]||[];var FS_handledByPreloadPlugin=(byteArray,fullname,finish,onerror)=>{if(typeof Browser!="undefined")Browser.init();var handled=false;preloadPlugins.forEach(plugin=>{if(handled)return;if(plugin["canHandle"](fullname)){plugin["handle"](byteArray,fullname,finish,onerror);handled=true}});return handled};var FS_createPreloadedFile=(parent,name,url,canRead,canWrite,onload,onerror,dontCreateFile,canOwn,preFinish)=>{var fullname=name?PATH_FS.resolve(PATH.join2(parent,name)):parent;var dep=getUniqueRunDependency(`cp ${fullname}`);function processData(byteArray){function finish(byteArray){preFinish?.();if(!dontCreateFile){FS_createDataFile(parent,name,byteArray,canRead,canWrite,canOwn)}onload?.();removeRunDependency(dep)}if(FS_handledByPreloadPlugin(byteArray,fullname,finish,()=>{onerror?.();removeRunDependency(dep)})){return}finish(byteArray)}addRunDependency(dep);if(typeof url=="string"){asyncLoad(url,processData,onerror)}else{processData(url)}};var FS_modeStringToFlags=str=>{var flagModes={r:0,"r+":2,w:512|64|1,"w+":512|64|2,a:1024|64|1,"a+":1024|64|2};var flags=flagModes[str];if(typeof flags=="undefined"){throw new Error(`Unknown file open mode: ${str}`)}return flags};var FS_getMode=(canRead,canWrite)=>{var mode=0;if(canRead)mode|=292|73;if(canWrite)mode|=146;return mode};var ERRNO_CODES={EPERM:63,ENOENT:44,ESRCH:71,EINTR:27,EIO:29,ENXIO:60,E2BIG:1,ENOEXEC:45,EBADF:8,ECHILD:12,EAGAIN:6,EWOULDBLOCK:6,ENOMEM:48,EACCES:2,EFAULT:21,ENOTBLK:105,EBUSY:10,EEXIST:20,EXDEV:75,ENODEV:43,ENOTDIR:54,EISDIR:31,EINVAL:28,ENFILE:41,EMFILE:33,ENOTTY:59,ETXTBSY:74,EFBIG:22,ENOSPC:51,ESPIPE:70,EROFS:69,EMLINK:34,EPIPE:64,EDOM:18,ERANGE:68,ENOMSG:49,EIDRM:24,ECHRNG:106,EL2NSYNC:156,EL3HLT:107,EL3RST:108,ELNRNG:109,EUNATCH:110,ENOCSI:111,EL2HLT:112,EDEADLK:16,ENOLCK:46,EBADE:113,EBADR:114,EXFULL:115,ENOANO:104,EBADRQC:103,EBADSLT:102,EDEADLOCK:16,EBFONT:101,ENOSTR:100,ENODATA:116,ETIME:117,ENOSR:118,ENONET:119,ENOPKG:120,EREMOTE:121,ENOLINK:47,EADV:122,ESRMNT:123,ECOMM:124,EPROTO:65,EMULTIHOP:36,EDOTDOT:125,EBADMSG:9,ENOTUNIQ:126,EBADFD:127,EREMCHG:128,ELIBACC:129,ELIBBAD:130,ELIBSCN:131,ELIBMAX:132,ELIBEXEC:133,ENOSYS:52,ENOTEMPTY:55,ENAMETOOLONG:37,ELOOP:32,EOPNOTSUPP:138,EPFNOSUPPORT:139,ECONNRESET:15,ENOBUFS:42,EAFNOSUPPORT:5,EPROTOTYPE:67,ENOTSOCK:57,ENOPROTOOPT:50,ESHUTDOWN:140,ECONNREFUSED:14,EADDRINUSE:3,ECONNABORTED:13,ENETUNREACH:40,ENETDOWN:38,ETIMEDOUT:73,EHOSTDOWN:142,EHOSTUNREACH:23,EINPROGRESS:26,EALREADY:7,EDESTADDRREQ:17,EMSGSIZE:35,EPROTONOSUPPORT:66,ESOCKTNOSUPPORT:137,EADDRNOTAVAIL:4,ENETRESET:39,EISCONN:30,ENOTCONN:53,ETOOMANYREFS:141,EUSERS:136,EDQUOT:19,ESTALE:72,ENOTSUP:138,ENOMEDIUM:148,EILSEQ:25,EOVERFLOW:61,ECANCELED:11,ENOTRECOVERABLE:56,EOWNERDEAD:62,ESTRPIPE:135};var PROXYFS={mount(mount){return PROXYFS.createNode(null,"/",mount.opts.fs.lstat(mount.opts.root).mode,0)},createNode(parent,name,mode,dev){if(!FS.isDir(mode)&&!FS.isFile(mode)&&!FS.isLink(mode)){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}var node=FS.createNode(parent,name,mode);node.node_ops=PROXYFS.node_ops;node.stream_ops=PROXYFS.stream_ops;return node},realPath(node){var parts=[];while(node.parent!==node){parts.push(node.name);node=node.parent}parts.push(node.mount.opts.root);parts.reverse();return PATH.join(...parts)},node_ops:{getattr(node){var path=PROXYFS.realPath(node);var stat;try{stat=node.mount.opts.fs.lstat(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return{dev:stat.dev,ino:stat.ino,mode:stat.mode,nlink:stat.nlink,uid:stat.uid,gid:stat.gid,rdev:stat.rdev,size:stat.size,atime:stat.atime,mtime:stat.mtime,ctime:stat.ctime,blksize:stat.blksize,blocks:stat.blocks}},setattr(node,attr){var path=PROXYFS.realPath(node);try{if(attr.mode!==undefined){node.mount.opts.fs.chmod(path,attr.mode);node.mode=attr.mode}if(attr.timestamp!==undefined){var date=new Date(attr.timestamp);node.mount.opts.fs.utime(path,date,date)}if(attr.size!==undefined){node.mount.opts.fs.truncate(path,attr.size)}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},lookup(parent,name){try{var path=PATH.join2(PROXYFS.realPath(parent),name);var mode=parent.mount.opts.fs.lstat(path).mode;var node=PROXYFS.createNode(parent,name,mode);return node}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},mknod(parent,name,mode,dev){var node=PROXYFS.createNode(parent,name,mode,dev);var path=PROXYFS.realPath(node);try{if(FS.isDir(node.mode)){node.mount.opts.fs.mkdir(path,node.mode)}else{node.mount.opts.fs.writeFile(path,"",{mode:node.mode})}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return node},rename(oldNode,newDir,newName){var oldPath=PROXYFS.realPath(oldNode);var newPath=PATH.join2(PROXYFS.realPath(newDir),newName);try{oldNode.mount.opts.fs.rename(oldPath,newPath);oldNode.name=newName}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},unlink(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.unlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},rmdir(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.rmdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readdir(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},symlink(parent,newName,oldPath){var newPath=PATH.join2(PROXYFS.realPath(parent),newName);try{parent.mount.opts.fs.symlink(oldPath,newPath)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readlink(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}}},stream_ops:{open(stream){var path=PROXYFS.realPath(stream.node);try{stream.nfd=stream.node.mount.opts.fs.open(path,stream.flags)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},close(stream){try{stream.node.mount.opts.fs.close(stream.nfd)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},read(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.read(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},write(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.write(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},llseek(stream,offset,whence){var position=offset;if(whence===1){position+=stream.position}else if(whence===2){if(FS.isFile(stream.node.mode)){try{var stat=stream.node.node_ops.getattr(stream.node);position+=stat.size}catch(e){throw new FS.ErrnoError(ERRNO_CODES[e.code])}}}if(position<0){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}return position}}};var FS={root:null,mounts:[],devices:{},streams:[],nextInode:1,nameTable:null,currentPath:"/",initialized:false,ignorePermissions:true,ErrnoError:class{constructor(errno){this.name="ErrnoError";this.errno=errno}},genericErrors:{},filesystems:null,syncFSRequests:0,FSStream:class{constructor(){this.shared={}}get object(){return this.node}set object(val){this.node=val}get isRead(){return(this.flags&2097155)!==1}get isWrite(){return(this.flags&2097155)!==0}get isAppend(){return this.flags&1024}get flags(){return this.shared.flags}set flags(val){this.shared.flags=val}get position(){return this.shared.position}set position(val){this.shared.position=val}},FSNode:class{constructor(parent,name,mode,rdev){if(!parent){parent=this}this.parent=parent;this.mount=parent.mount;this.mounted=null;this.id=FS.nextInode++;this.name=name;this.mode=mode;this.node_ops={};this.stream_ops={};this.rdev=rdev;this.readMode=292|73;this.writeMode=146}get read(){return(this.mode&this.readMode)===this.readMode}set read(val){val?this.mode|=this.readMode:this.mode&=~this.readMode}get write(){return(this.mode&this.writeMode)===this.writeMode}set write(val){val?this.mode|=this.writeMode:this.mode&=~this.writeMode}get isFolder(){return FS.isDir(this.mode)}get isDevice(){return FS.isChrdev(this.mode)}},lookupPath(path,opts={}){path=PATH_FS.resolve(path);if(!path)return{path:"",node:null};var defaults={follow_mount:true,recurse_count:0};opts=Object.assign(defaults,opts);if(opts.recurse_count>8){throw new FS.ErrnoError(32)}var parts=path.split("/").filter(p=>!!p);var current=FS.root;var current_path="/";for(var i=0;i40){throw new FS.ErrnoError(32)}}}}return{path:current_path,node:current}},getPath(node){var path;while(true){if(FS.isRoot(node)){var mount=node.mount.mountpoint;if(!path)return mount;return mount[mount.length-1]!=="/"?`${mount}/${path}`:mount+path}path=path?`${node.name}/${path}`:node.name;node=node.parent}},hashName(parentid,name){var hash=0;for(var i=0;i>>0)%FS.nameTable.length},hashAddNode(node){var hash=FS.hashName(node.parent.id,node.name);node.name_next=FS.nameTable[hash];FS.nameTable[hash]=node},hashRemoveNode(node){var hash=FS.hashName(node.parent.id,node.name);if(FS.nameTable[hash]===node){FS.nameTable[hash]=node.name_next}else{var current=FS.nameTable[hash];while(current){if(current.name_next===node){current.name_next=node.name_next;break}current=current.name_next}}},lookupNode(parent,name){var errCode=FS.mayLookup(parent);if(errCode){throw new FS.ErrnoError(errCode)}var hash=FS.hashName(parent.id,name);for(var node=FS.nameTable[hash];node;node=node.name_next){var nodeName=node.name;if(node.parent.id===parent.id&&nodeName===name){return node}}return FS.lookup(parent,name)},createNode(parent,name,mode,rdev){var node=new FS.FSNode(parent,name,mode,rdev);FS.hashAddNode(node);return node},destroyNode(node){FS.hashRemoveNode(node)},isRoot(node){return node===node.parent},isMountpoint(node){return!!node.mounted},isFile(mode){return(mode&61440)===32768},isDir(mode){return(mode&61440)===16384},isLink(mode){return(mode&61440)===40960},isChrdev(mode){return(mode&61440)===8192},isBlkdev(mode){return(mode&61440)===24576},isFIFO(mode){return(mode&61440)===4096},isSocket(mode){return(mode&49152)===49152},flagsToPermissionString(flag){var perms=["r","w","rw"][flag&3];if(flag&512){perms+="w"}return perms},nodePermissions(node,perms){if(FS.ignorePermissions){return 0}if(perms.includes("r")&&!(node.mode&292)){return 2}else if(perms.includes("w")&&!(node.mode&146)){return 2}else if(perms.includes("x")&&!(node.mode&73)){return 2}return 0},mayLookup(dir){if(!FS.isDir(dir.mode))return 54;var errCode=FS.nodePermissions(dir,"x");if(errCode)return errCode;if(!dir.node_ops.lookup)return 2;return 0},mayCreate(dir,name){try{var node=FS.lookupNode(dir,name);return 20}catch(e){}return FS.nodePermissions(dir,"wx")},mayDelete(dir,name,isdir){var node;try{node=FS.lookupNode(dir,name)}catch(e){return e.errno}var errCode=FS.nodePermissions(dir,"wx");if(errCode){return errCode}if(isdir){if(!FS.isDir(node.mode)){return 54}if(FS.isRoot(node)||FS.getPath(node)===FS.cwd()){return 10}}else{if(FS.isDir(node.mode)){return 31}}return 0},mayOpen(node,flags){if(!node){return 44}if(FS.isLink(node.mode)){return 32}else if(FS.isDir(node.mode)){if(FS.flagsToPermissionString(flags)!=="r"||flags&512){return 31}}return FS.nodePermissions(node,FS.flagsToPermissionString(flags))},MAX_OPEN_FDS:4096,nextfd(){for(var fd=0;fd<=FS.MAX_OPEN_FDS;fd++){if(!FS.streams[fd]){return fd}}throw new FS.ErrnoError(33)},getStreamChecked(fd){var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}return stream},getStream:fd=>FS.streams[fd],createStream(stream,fd=-1){stream=Object.assign(new FS.FSStream,stream);if(fd==-1){fd=FS.nextfd()}stream.fd=fd;FS.streams[fd]=stream;return stream},closeStream(fd){FS.streams[fd]=null},dupStream(origStream,fd=-1){var stream=FS.createStream(origStream,fd);stream.stream_ops?.dup?.(stream);return stream},chrdev_stream_ops:{open(stream){var device=FS.getDevice(stream.node.rdev);stream.stream_ops=device.stream_ops;stream.stream_ops.open?.(stream)},llseek(){throw new FS.ErrnoError(70)}},major:dev=>dev>>8,minor:dev=>dev&255,makedev:(ma,mi)=>ma<<8|mi,registerDevice(dev,ops){FS.devices[dev]={stream_ops:ops}},getDevice:dev=>FS.devices[dev],getMounts(mount){var mounts=[];var check=[mount];while(check.length){var m=check.pop();mounts.push(m);check.push(...m.mounts)}return mounts},syncfs(populate,callback){if(typeof populate=="function"){callback=populate;populate=false}FS.syncFSRequests++;if(FS.syncFSRequests>1){err(`warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work`)}var mounts=FS.getMounts(FS.root.mount);var completed=0;function doCallback(errCode){FS.syncFSRequests--;return callback(errCode)}function done(errCode){if(errCode){if(!done.errored){done.errored=true;return doCallback(errCode)}return}if(++completed>=mounts.length){doCallback(null)}}mounts.forEach(mount=>{if(!mount.type.syncfs){return done(null)}mount.type.syncfs(mount,populate,done)})},mount(type,opts,mountpoint){var root=mountpoint==="/";var pseudo=!mountpoint;var node;if(root&&FS.root){throw new FS.ErrnoError(10)}else if(!root&&!pseudo){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});mountpoint=lookup.path;node=lookup.node;if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}if(!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}}var mount={type:type,opts:opts,mountpoint:mountpoint,mounts:[]};var mountRoot=type.mount(mount);mountRoot.mount=mount;mount.root=mountRoot;if(root){FS.root=mountRoot}else if(node){node.mounted=mount;if(node.mount){node.mount.mounts.push(mount)}}return mountRoot},unmount(mountpoint){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});if(!FS.isMountpoint(lookup.node)){throw new FS.ErrnoError(28)}var node=lookup.node;var mount=node.mounted;var mounts=FS.getMounts(mount);Object.keys(FS.nameTable).forEach(hash=>{var current=FS.nameTable[hash];while(current){var next=current.name_next;if(mounts.includes(current.mount)){FS.destroyNode(current)}current=next}});node.mounted=null;var idx=node.mount.mounts.indexOf(mount);node.mount.mounts.splice(idx,1)},lookup(parent,name){return parent.node_ops.lookup(parent,name)},mknod(path,mode,dev){var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);if(!name||name==="."||name===".."){throw new FS.ErrnoError(28)}var errCode=FS.mayCreate(parent,name);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.mknod){throw new FS.ErrnoError(63)}return parent.node_ops.mknod(parent,name,mode,dev)},create(path,mode){mode=mode!==undefined?mode:438;mode&=4095;mode|=32768;return FS.mknod(path,mode,0)},mkdir(path,mode){mode=mode!==undefined?mode:511;mode&=511|512;mode|=16384;return FS.mknod(path,mode,0)},mkdirTree(path,mode){var dirs=path.split("/");var d="";for(var i=0;iFS.currentPath,chdir(path){var lookup=FS.lookupPath(path,{follow:true});if(lookup.node===null){throw new FS.ErrnoError(44)}if(!FS.isDir(lookup.node.mode)){throw new FS.ErrnoError(54)}var errCode=FS.nodePermissions(lookup.node,"x");if(errCode){throw new FS.ErrnoError(errCode)}FS.currentPath=lookup.path},createDefaultDirectories(){FS.mkdir("/tmp");FS.mkdir("/home");FS.mkdir("/home/web_user")},createDefaultDevices(){FS.mkdir("/dev");FS.registerDevice(FS.makedev(1,3),{read:()=>0,write:(stream,buffer,offset,length,pos)=>length});FS.mkdev("/dev/null",FS.makedev(1,3));TTY.register(FS.makedev(5,0),TTY.default_tty_ops);TTY.register(FS.makedev(6,0),TTY.default_tty1_ops);FS.mkdev("/dev/tty",FS.makedev(5,0));FS.mkdev("/dev/tty1",FS.makedev(6,0));var randomBuffer=new Uint8Array(1024),randomLeft=0;var randomByte=()=>{if(randomLeft===0){randomLeft=randomFill(randomBuffer).byteLength}return randomBuffer[--randomLeft]};FS.createDevice("/dev","random",randomByte);FS.createDevice("/dev","urandom",randomByte);FS.mkdir("/dev/shm");FS.mkdir("/dev/shm/tmp")},createSpecialDirectories(){FS.mkdir("/proc");var proc_self=FS.mkdir("/proc/self");FS.mkdir("/proc/self/fd");FS.mount({mount(){var node=FS.createNode(proc_self,"fd",16384|511,73);node.node_ops={lookup(parent,name){var fd=+name;var stream=FS.getStreamChecked(fd);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}};return node}},{},"/proc/self/fd")},createStandardStreams(){if(Module["stdin"]){FS.createDevice("/dev","stdin",Module["stdin"])}else{FS.symlink("/dev/tty","/dev/stdin")}if(Module["stdout"]){FS.createDevice("/dev","stdout",null,Module["stdout"])}else{FS.symlink("/dev/tty","/dev/stdout")}if(Module["stderr"]){FS.createDevice("/dev","stderr",null,Module["stderr"])}else{FS.symlink("/dev/tty1","/dev/stderr")}var stdin=FS.open("/dev/stdin",0);var stdout=FS.open("/dev/stdout",1);var stderr=FS.open("/dev/stderr",1)},staticInit(){[44].forEach(code=>{FS.genericErrors[code]=new FS.ErrnoError(code);FS.genericErrors[code].stack=""});FS.nameTable=new Array(4096);FS.mount(MEMFS,{},"/");FS.createDefaultDirectories();FS.createDefaultDevices();FS.createSpecialDirectories();FS.filesystems={MEMFS:MEMFS,PROXYFS:PROXYFS}},init(input,output,error){FS.init.initialized=true;Module["stdin"]=input||Module["stdin"];Module["stdout"]=output||Module["stdout"];Module["stderr"]=error||Module["stderr"];FS.createStandardStreams()},quit(){FS.init.initialized=false;_fflush(0);for(var i=0;ithis.length-1||idx<0){return undefined}var chunkOffset=idx%this.chunkSize;var chunkNum=idx/this.chunkSize|0;return this.getter(chunkNum)[chunkOffset]}setDataGetter(getter){this.getter=getter}cacheLength(){var xhr=new XMLHttpRequest;xhr.open("HEAD",url,false);xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);var datalength=Number(xhr.getResponseHeader("Content-length"));var header;var hasByteServing=(header=xhr.getResponseHeader("Accept-Ranges"))&&header==="bytes";var usesGzip=(header=xhr.getResponseHeader("Content-Encoding"))&&header==="gzip";var chunkSize=1024*1024;if(!hasByteServing)chunkSize=datalength;var doXHR=(from,to)=>{if(from>to)throw new Error("invalid range ("+from+", "+to+") or no bytes requested!");if(to>datalength-1)throw new Error("only "+datalength+" bytes available! programmer error!");var xhr=new XMLHttpRequest;xhr.open("GET",url,false);if(datalength!==chunkSize)xhr.setRequestHeader("Range","bytes="+from+"-"+to);xhr.responseType="arraybuffer";if(xhr.overrideMimeType){xhr.overrideMimeType("text/plain; charset=x-user-defined")}xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);if(xhr.response!==undefined){return new Uint8Array(xhr.response||[])}return intArrayFromString(xhr.responseText||"",true)};var lazyArray=this;lazyArray.setDataGetter(chunkNum=>{var start=chunkNum*chunkSize;var end=(chunkNum+1)*chunkSize-1;end=Math.min(end,datalength-1);if(typeof lazyArray.chunks[chunkNum]=="undefined"){lazyArray.chunks[chunkNum]=doXHR(start,end)}if(typeof lazyArray.chunks[chunkNum]=="undefined")throw new Error("doXHR failed!");return lazyArray.chunks[chunkNum]});if(usesGzip||!datalength){chunkSize=datalength=1;datalength=this.getter(0).length;chunkSize=datalength;out("LazyFiles on gzip forces download of the whole file when length is accessed")}this._length=datalength;this._chunkSize=chunkSize;this.lengthKnown=true}get length(){if(!this.lengthKnown){this.cacheLength()}return this._length}get chunkSize(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}}if(typeof XMLHttpRequest!="undefined"){if(!ENVIRONMENT_IS_WORKER)throw"Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc";var lazyArray=new LazyUint8Array;var properties={isDevice:false,contents:lazyArray}}else{var properties={isDevice:false,url:url}}var node=FS.createFile(parent,name,properties,canRead,canWrite);if(properties.contents){node.contents=properties.contents}else if(properties.url){node.contents=null;node.url=properties.url}Object.defineProperties(node,{usedBytes:{get:function(){return this.contents.length}}});var stream_ops={};var keys=Object.keys(node.stream_ops);keys.forEach(key=>{var fn=node.stream_ops[key];stream_ops[key]=(...args)=>{FS.forceLoadFile(node);return fn(...args)}});function writeChunks(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=contents.length)return 0;var size=Math.min(contents.length-position,length);if(contents.slice){for(var i=0;i{FS.forceLoadFile(node);return writeChunks(stream,buffer,offset,length,position)};stream_ops.mmap=(stream,length,position,prot,flags)=>{FS.forceLoadFile(node);var ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}writeChunks(stream,HEAP8,ptr,length,position);return{ptr:ptr,allocated:true}};node.stream_ops=stream_ops;return node}};Module["FS"]=FS;var SOCKFS={mount(mount){Module["websocket"]=Module["websocket"]&&"object"===typeof Module["websocket"]?Module["websocket"]:{};Module["websocket"]._callbacks={};Module["websocket"]["on"]=function(event,callback){if("function"===typeof callback){this._callbacks[event]=callback}return this};Module["websocket"].emit=function(event,param){if("function"===typeof this._callbacks[event]){this._callbacks[event].call(this,param)}};return FS.createNode(null,"/",16384|511,0)},createSocket(family,type,protocol){type&=~526336;var streaming=type==1;if(streaming&&protocol&&protocol!=6){throw new FS.ErrnoError(66)}var sock={family:family,type:type,protocol:protocol,server:null,error:null,peers:{},pending:[],recv_queue:[],sock_ops:SOCKFS.websocket_sock_ops};var name=SOCKFS.nextname();var node=FS.createNode(SOCKFS.root,name,49152,0);node.sock=sock;var stream=FS.createStream({path:name,node:node,flags:2,seekable:false,stream_ops:SOCKFS.stream_ops});sock.stream=stream;return sock},getSocket(fd){var stream=FS.getStream(fd);if(!stream||!FS.isSocket(stream.node.mode)){return null}return stream.node.sock},stream_ops:{poll(stream){var sock=stream.node.sock;return sock.sock_ops.poll(sock)},ioctl(stream,request,varargs){var sock=stream.node.sock;return sock.sock_ops.ioctl(sock,request,varargs)},read(stream,buffer,offset,length,position){var sock=stream.node.sock;var msg=sock.sock_ops.recvmsg(sock,length);if(!msg){return 0}buffer.set(msg.buffer,offset);return msg.buffer.length},write(stream,buffer,offset,length,position){var sock=stream.node.sock;return sock.sock_ops.sendmsg(sock,buffer,offset,length)},close(stream){var sock=stream.node.sock;sock.sock_ops.close(sock)}},nextname(){if(!SOCKFS.nextname.current){SOCKFS.nextname.current=0}return"socket["+SOCKFS.nextname.current+++"]"},websocket_sock_ops:{createPeer(sock,addr,port){var ws;if(typeof addr=="object"){ws=addr;addr=null;port=null}if(ws){if(ws._socket){addr=ws._socket.remoteAddress;port=ws._socket.remotePort}else{var result=/ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url);if(!result){throw new Error("WebSocket URL must be in the format ws(s)://address:port")}addr=result[1];port=parseInt(result[2],10)}}else{try{var runtimeConfig=Module["websocket"]&&"object"===typeof Module["websocket"];var url="ws:#".replace("#","//");if(runtimeConfig){if("function"===typeof Module["websocket"]["url"]) { -url = Module["websocket"]["url"](...arguments); -}else if ("string" === typeof Module["websocket"]["url"]){url=Module["websocket"]["url"]}}if(url==="ws://"||url==="wss://"){var parts=addr.split("/");url=url+parts[0]+":"+port+"/"+parts.slice(1).join("/")}var subProtocols="binary";if(runtimeConfig){if("string"===typeof Module["websocket"]["subprotocol"]){subProtocols=Module["websocket"]["subprotocol"]}}var opts=undefined;if(subProtocols!=="null"){subProtocols=subProtocols.replace(/^ +| +$/g,"").split(/ *, */);opts=subProtocols}if(runtimeConfig&&null===Module["websocket"]["subprotocol"]){subProtocols="null";opts=undefined}var WebSocketConstructor;{WebSocketConstructor=WebSocket}if (Module['websocket']['decorator']) {WebSocketConstructor = Module['websocket']['decorator'](WebSocketConstructor);}ws = new WebSocketConstructor(url,opts);ws.binaryType="arraybuffer"}catch(e){throw new FS.ErrnoError(23)}}var peer={addr:addr,port:port,socket:ws,dgram_send_queue:[]};SOCKFS.websocket_sock_ops.addPeer(sock,peer);SOCKFS.websocket_sock_ops.handlePeerEvents(sock,peer);if(sock.type===2&&typeof sock.sport!="undefined"){peer.dgram_send_queue.push(new Uint8Array([255,255,255,255,"p".charCodeAt(0),"o".charCodeAt(0),"r".charCodeAt(0),"t".charCodeAt(0),(sock.sport&65280)>>8,sock.sport&255]))}return peer},getPeer(sock,addr,port){return sock.peers[addr+":"+port]},addPeer(sock,peer){sock.peers[peer.addr+":"+peer.port]=peer},removePeer(sock,peer){delete sock.peers[peer.addr+":"+peer.port]},handlePeerEvents(sock,peer){var first=true;var handleOpen=function(){Module["websocket"].emit("open",sock.stream.fd);try{var queued=peer.dgram_send_queue.shift();while(queued){peer.socket.send(queued);queued=peer.dgram_send_queue.shift()}}catch(e){peer.socket.close()}};function handleMessage(data){if(typeof data=="string"){var encoder=new TextEncoder;data=encoder.encode(data)}else{assert(data.byteLength!==undefined);if(data.byteLength==0){return}data=new Uint8Array(data)}var wasfirst=first;first=false;if(wasfirst&&data.length===10&&data[0]===255&&data[1]===255&&data[2]===255&&data[3]===255&&data[4]==="p".charCodeAt(0)&&data[5]==="o".charCodeAt(0)&&data[6]==="r".charCodeAt(0)&&data[7]==="t".charCodeAt(0)){var newport=data[8]<<8|data[9];SOCKFS.websocket_sock_ops.removePeer(sock,peer);peer.port=newport;SOCKFS.websocket_sock_ops.addPeer(sock,peer);return}sock.recv_queue.push({addr:peer.addr,port:peer.port,data:data});Module["websocket"].emit("message",sock.stream.fd)}if(ENVIRONMENT_IS_NODE){peer.socket.on("open",handleOpen);peer.socket.on("message",function(data,isBinary){if(!isBinary){return}handleMessage(new Uint8Array(data).buffer)});peer.socket.on("close",function(){Module["websocket"].emit("close",sock.stream.fd)});peer.socket.on("error",function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])})}else{peer.socket.onopen=handleOpen;peer.socket.onclose=function(){Module["websocket"].emit("close",sock.stream.fd)};peer.socket.onmessage=function peer_socket_onmessage(event){handleMessage(event.data)};peer.socket.onerror=function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])}}},poll(sock){if(sock.type===1&&sock.server){return sock.pending.length?64|1:0}var mask=0;var dest=sock.type===1?SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport):null;if(sock.recv_queue.length||!dest||dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=64|1}if(!dest||dest&&dest.socket.readyState===dest.socket.OPEN){mask|=4}if(dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=16}return mask},ioctl(sock,request,arg){switch(request){case 21531:var bytes=0;if(sock.recv_queue.length){bytes=sock.recv_queue[0].data.length}HEAP32[arg>>2]=bytes;return 0;default:return 28}},close(sock){if(sock.server){try{sock.server.close()}catch(e){}sock.server=null}var peers=Object.keys(sock.peers);for(var i=0;i{var socket=SOCKFS.getSocket(fd);if(!socket)throw new FS.ErrnoError(8);return socket};var inetPton4=str=>{var b=str.split(".");for(var i=0;i<4;i++){var tmp=Number(b[i]);if(isNaN(tmp))return null;b[i]=tmp}return(b[0]|b[1]<<8|b[2]<<16|b[3]<<24)>>>0};var jstoi_q=str=>parseInt(str);var inetPton6=str=>{var words;var w,offset,z;var valid6regx=/^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i;var parts=[];if(!valid6regx.test(str)){return null}if(str==="::"){return[0,0,0,0,0,0,0,0]}if(str.startsWith("::")){str=str.replace("::","Z:")}else{str=str.replace("::",":Z:")}if(str.indexOf(".")>0){str=str.replace(new RegExp("[.]","g"),":");words=str.split(":");words[words.length-4]=jstoi_q(words[words.length-4])+jstoi_q(words[words.length-3])*256;words[words.length-3]=jstoi_q(words[words.length-2])+jstoi_q(words[words.length-1])*256;words=words.slice(0,words.length-2)}else{words=str.split(":")}offset=0;z=0;for(w=0;w{switch(family){case 2:addr=inetPton4(addr);zeroMemory(sa,16);if(addrlen){HEAP32[addrlen>>2]=16}HEAP16[sa>>1]=family;HEAP32[sa+4>>2]=addr;HEAP16[sa+2>>1]=_htons(port);break;case 10:addr=inetPton6(addr);zeroMemory(sa,28);if(addrlen){HEAP32[addrlen>>2]=28}HEAP32[sa>>2]=family;HEAP32[sa+8>>2]=addr[0];HEAP32[sa+12>>2]=addr[1];HEAP32[sa+16>>2]=addr[2];HEAP32[sa+20>>2]=addr[3];HEAP16[sa+2>>1]=_htons(port);break;default:return 5}return 0};var DNS={address_map:{id:1,addrs:{},names:{}},lookup_name(name){var res=inetPton4(name);if(res!==null){return name}res=inetPton6(name);if(res!==null){return name}var addr;if(DNS.address_map.addrs[name]){addr=DNS.address_map.addrs[name]}else{var id=DNS.address_map.id++;assert(id<65535,"exceeded max address mappings of 65535");addr="172.29."+(id&255)+"."+(id&65280);DNS.address_map.names[addr]=name;DNS.address_map.addrs[name]=addr}return addr},lookup_addr(addr){if(DNS.address_map.names[addr]){return DNS.address_map.names[addr]}return null}};function ___syscall_accept4(fd,addr,addrlen,flags,d1,d2){try{var sock=getSocketFromFD(fd);var newsock=sock.sock_ops.accept(sock);if(addr){var errno=writeSockaddr(addr,newsock.family,DNS.lookup_name(newsock.daddr),newsock.dport,addrlen)}return newsock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var inetNtop4=addr=>(addr&255)+"."+(addr>>8&255)+"."+(addr>>16&255)+"."+(addr>>24&255);var inetNtop6=ints=>{var str="";var word=0;var longest=0;var lastzero=0;var zstart=0;var len=0;var i=0;var parts=[ints[0]&65535,ints[0]>>16,ints[1]&65535,ints[1]>>16,ints[2]&65535,ints[2]>>16,ints[3]&65535,ints[3]>>16];var hasipv4=true;var v4part="";for(i=0;i<5;i++){if(parts[i]!==0){hasipv4=false;break}}if(hasipv4){v4part=inetNtop4(parts[6]|parts[7]<<16);if(parts[5]===-1){str="::ffff:";str+=v4part;return str}if(parts[5]===0){str="::";if(v4part==="0.0.0.0")v4part="";if(v4part==="0.0.0.1")v4part="1";str+=v4part;return str}}for(word=0;word<8;word++){if(parts[word]===0){if(word-lastzero>1){len=0}lastzero=word;len++}if(len>longest){longest=len;zstart=word-longest+1}}for(word=0;word<8;word++){if(longest>1){if(parts[word]===0&&word>=zstart&&word{var family=HEAP16[sa>>1];var port=_ntohs(HEAPU16[sa+2>>1]);var addr;switch(family){case 2:if(salen!==16){return{errno:28}}addr=HEAP32[sa+4>>2];addr=inetNtop4(addr);break;case 10:if(salen!==28){return{errno:28}}addr=[HEAP32[sa+8>>2],HEAP32[sa+12>>2],HEAP32[sa+16>>2],HEAP32[sa+20>>2]];addr=inetNtop6(addr);break;default:return{errno:5}}return{family:family,addr:addr,port:port}};var getSocketAddress=(addrp,addrlen,allowNull)=>{if(allowNull&&addrp===0)return null;var info=readSockaddr(addrp,addrlen);if(info.errno)throw new FS.ErrnoError(info.errno);info.addr=DNS.lookup_addr(info.addr)||info.addr;return info};function ___syscall_bind(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.bind(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var SYSCALLS={DEFAULT_POLLMASK:5,calculateAt(dirfd,path,allowEmpty){if(PATH.isAbs(path)){return path}var dir;if(dirfd===-100){dir=FS.cwd()}else{var dirstream=SYSCALLS.getStreamFromFD(dirfd);dir=dirstream.path}if(path.length==0){if(!allowEmpty){throw new FS.ErrnoError(44)}return dir}return PATH.join2(dir,path)},doStat(func,path,buf){var stat=func(path);HEAP32[buf>>2]=stat.dev;HEAP32[buf+4>>2]=stat.mode;HEAPU32[buf+8>>2]=stat.nlink;HEAP32[buf+12>>2]=stat.uid;HEAP32[buf+16>>2]=stat.gid;HEAP32[buf+20>>2]=stat.rdev;tempI64=[stat.size>>>0,(tempDouble=stat.size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+24>>2]=tempI64[0],HEAP32[buf+28>>2]=tempI64[1];HEAP32[buf+32>>2]=4096;HEAP32[buf+36>>2]=stat.blocks;var atime=stat.atime.getTime();var mtime=stat.mtime.getTime();var ctime=stat.ctime.getTime();tempI64=[Math.floor(atime/1e3)>>>0,(tempDouble=Math.floor(atime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+40>>2]=tempI64[0],HEAP32[buf+44>>2]=tempI64[1];HEAPU32[buf+48>>2]=atime%1e3*1e3;tempI64=[Math.floor(mtime/1e3)>>>0,(tempDouble=Math.floor(mtime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+56>>2]=tempI64[0],HEAP32[buf+60>>2]=tempI64[1];HEAPU32[buf+64>>2]=mtime%1e3*1e3;tempI64=[Math.floor(ctime/1e3)>>>0,(tempDouble=Math.floor(ctime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+72>>2]=tempI64[0],HEAP32[buf+76>>2]=tempI64[1];HEAPU32[buf+80>>2]=ctime%1e3*1e3;tempI64=[stat.ino>>>0,(tempDouble=stat.ino,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+88>>2]=tempI64[0],HEAP32[buf+92>>2]=tempI64[1];return 0},doMsync(addr,stream,len,flags,offset){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}if(flags&2){return 0}var buffer=HEAPU8.slice(addr,addr+len);FS.msync(stream,buffer,offset,len,flags)},getStreamFromFD(fd){var stream=FS.getStreamChecked(fd);return stream},varargs:undefined,getStr(ptr){var ret=UTF8ToString(ptr);return ret}};function ___syscall_chdir(path){try{path=SYSCALLS.getStr(path);FS.chdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_chmod(path,mode){try{path=SYSCALLS.getStr(path);FS.chmod(path,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_connect(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.connect(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup(fd){try{var old=SYSCALLS.getStreamFromFD(fd);return FS.dupStream(old).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup3(fd,newfd,flags){try{var old=SYSCALLS.getStreamFromFD(fd);if(old.fd===newfd)return-28;var existing=FS.getStream(newfd);if(existing)FS.close(existing);return FS.dupStream(old,newfd).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_faccessat(dirfd,path,amode,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(amode&~7){return-28}var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;if(!node){return-44}var perms="";if(amode&4)perms+="r";if(amode&2)perms+="w";if(amode&1)perms+="x";if(perms&&FS.nodePermissions(node,perms)){return-2}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchmod(fd,mode){try{FS.fchmod(fd,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchown32(fd,owner,group){try{FS.fchown(fd,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchownat(dirfd,path,owner,group,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;flags=flags&~256;path=SYSCALLS.calculateAt(dirfd,path);(nofollow?FS.lchown:FS.chown)(path,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function syscallGetVarargI(){var ret=HEAP32[+SYSCALLS.varargs>>2];SYSCALLS.varargs+=4;return ret}var syscallGetVarargP=syscallGetVarargI;function ___syscall_fcntl64(fd,cmd,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(cmd){case 0:{var arg=syscallGetVarargI();if(arg<0){return-28}while(FS.streams[arg]){arg++}var newStream;newStream=FS.dupStream(stream,arg);return newStream.fd}case 1:case 2:return 0;case 3:return stream.flags;case 4:{var arg=syscallGetVarargI();stream.flags|=arg;return 0}case 12:{var arg=syscallGetVarargP();var offset=0;HEAP16[arg+offset>>1]=2;return 0}case 13:case 14:return 0}return-28}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fstat64(fd,buf){try{var stream=SYSCALLS.getStreamFromFD(fd);return SYSCALLS.doStat(FS.stat,stream.path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var convertI32PairToI53Checked=(lo,hi)=>hi+2097152>>>0<4194305-!!lo?(lo>>>0)+hi*4294967296:NaN;function ___syscall_ftruncate64(fd,length_low,length_high){var length=convertI32PairToI53Checked(length_low,length_high);try{if(isNaN(length))return 61;FS.ftruncate(fd,length);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var stringToUTF8=(str,outPtr,maxBytesToWrite)=>stringToUTF8Array(str,HEAPU8,outPtr,maxBytesToWrite);Module["stringToUTF8"]=stringToUTF8;function ___syscall_getcwd(buf,size){try{if(size===0)return-28;var cwd=FS.cwd();var cwdLengthInBytes=lengthBytesUTF8(cwd)+1;if(size>>0,(tempDouble=id,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos>>2]=tempI64[0],HEAP32[dirp+pos+4>>2]=tempI64[1];tempI64=[(idx+1)*struct_size>>>0,(tempDouble=(idx+1)*struct_size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos+8>>2]=tempI64[0],HEAP32[dirp+pos+12>>2]=tempI64[1];HEAP16[dirp+pos+16>>1]=280;HEAP8[dirp+pos+18]=type;stringToUTF8(name,dirp+pos+19,256);pos+=struct_size;idx+=1}FS.llseek(stream,idx*struct_size,0);return pos}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getpeername(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);if(!sock.daddr){return-53}var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.daddr),sock.dport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockname(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.saddr||"0.0.0.0"),sock.sport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockopt(fd,level,optname,optval,optlen,d1){try{var sock=getSocketFromFD(fd);if(level===1){if(optname===4){HEAP32[optval>>2]=sock.error;HEAP32[optlen>>2]=4;sock.error=null;return 0}}return-50}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_ioctl(fd,op,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(op){case 21509:{if(!stream.tty)return-59;return 0}case 21505:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcgets){var termios=stream.tty.ops.ioctl_tcgets(stream);var argp=syscallGetVarargP();HEAP32[argp>>2]=termios.c_iflag||0;HEAP32[argp+4>>2]=termios.c_oflag||0;HEAP32[argp+8>>2]=termios.c_cflag||0;HEAP32[argp+12>>2]=termios.c_lflag||0;for(var i=0;i<32;i++){HEAP8[argp+i+17]=termios.c_cc[i]||0}return 0}return 0}case 21510:case 21511:case 21512:{if(!stream.tty)return-59;return 0}case 21506:case 21507:case 21508:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcsets){var argp=syscallGetVarargP();var c_iflag=HEAP32[argp>>2];var c_oflag=HEAP32[argp+4>>2];var c_cflag=HEAP32[argp+8>>2];var c_lflag=HEAP32[argp+12>>2];var c_cc=[];for(var i=0;i<32;i++){c_cc.push(HEAP8[argp+i+17])}return stream.tty.ops.ioctl_tcsets(stream.tty,op,{c_iflag:c_iflag,c_oflag:c_oflag,c_cflag:c_cflag,c_lflag:c_lflag,c_cc:c_cc})}return 0}case 21519:{if(!stream.tty)return-59;var argp=syscallGetVarargP();HEAP32[argp>>2]=0;return 0}case 21520:{if(!stream.tty)return-59;return-28}case 21531:{var argp=syscallGetVarargP();return FS.ioctl(stream,op,argp)}case 21523:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tiocgwinsz){var winsize=stream.tty.ops.ioctl_tiocgwinsz(stream.tty);var argp=syscallGetVarargP();HEAP16[argp>>1]=winsize[0];HEAP16[argp+2>>1]=winsize[1]}return 0}case 21524:{if(!stream.tty)return-59;return 0}case 21515:{if(!stream.tty)return-59;return 0}default:return-28}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_listen(fd,backlog){try{var sock=getSocketFromFD(fd);sock.sock_ops.listen(sock,backlog);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_lstat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.lstat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_mkdirat(dirfd,path,mode){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);path=PATH.normalize(path);if(path[path.length-1]==="/")path=path.substr(0,path.length-1);FS.mkdir(path,mode,0);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_newfstatat(dirfd,path,buf,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;var allowEmpty=flags&4096;flags=flags&~6400;path=SYSCALLS.calculateAt(dirfd,path,allowEmpty);return SYSCALLS.doStat(nofollow?FS.lstat:FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_openat(dirfd,path,flags,varargs){SYSCALLS.varargs=varargs;try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);var mode=varargs?syscallGetVarargI():0;return FS.open(path,flags,mode).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var PIPEFS={BUCKET_BUFFER_SIZE:8192,mount(mount){return FS.createNode(null,"/",16384|511,0)},createPipe(){var pipe={buckets:[],refcnt:2};pipe.buckets.push({buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:0,roffset:0});var rName=PIPEFS.nextname();var wName=PIPEFS.nextname();var rNode=FS.createNode(PIPEFS.root,rName,4096,0);var wNode=FS.createNode(PIPEFS.root,wName,4096,0);rNode.pipe=pipe;wNode.pipe=pipe;var readableStream=FS.createStream({path:rName,node:rNode,flags:0,seekable:false,stream_ops:PIPEFS.stream_ops});rNode.stream=readableStream;var writableStream=FS.createStream({path:wName,node:wNode,flags:1,seekable:false,stream_ops:PIPEFS.stream_ops});wNode.stream=writableStream;return{readable_fd:readableStream.fd,writable_fd:writableStream.fd}},stream_ops:{poll(stream){var pipe=stream.node.pipe;if((stream.flags&2097155)===1){return 256|4}if(pipe.buckets.length>0){for(var i=0;i0){return 64|1}}}return 0},ioctl(stream,request,varargs){return 28},fsync(stream){return 28},read(stream,buffer,offset,length,position){var pipe=stream.node.pipe;var currentLength=0;for(var i=0;i=dataLen){currBucket.buffer.set(data,currBucket.offset);currBucket.offset+=dataLen;return dataLen}else if(freeBytesInCurrBuffer>0){currBucket.buffer.set(data.subarray(0,freeBytesInCurrBuffer),currBucket.offset);currBucket.offset+=freeBytesInCurrBuffer;data=data.subarray(freeBytesInCurrBuffer,data.byteLength)}var numBuckets=data.byteLength/PIPEFS.BUCKET_BUFFER_SIZE|0;var remElements=data.byteLength%PIPEFS.BUCKET_BUFFER_SIZE;for(var i=0;i0){var newBucket={buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:data.byteLength,roffset:0};pipe.buckets.push(newBucket);newBucket.buffer.set(data)}return dataLen},close(stream){var pipe=stream.node.pipe;pipe.refcnt--;if(pipe.refcnt===0){pipe.buckets=null}}},nextname(){if(!PIPEFS.nextname.current){PIPEFS.nextname.current=0}return"pipe["+PIPEFS.nextname.current+++"]"}};function ___syscall_pipe(fdPtr){try{if(fdPtr==0){throw new FS.ErrnoError(21)}var res=PIPEFS.createPipe();HEAP32[fdPtr>>2]=res.readable_fd;HEAP32[fdPtr+4>>2]=res.writable_fd;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_poll(fds,nfds,timeout){try{var nonzero=0;for(var i=0;i>2];var events=HEAP16[pollfd+4>>1];var mask=32;var stream=FS.getStream(fd);if(stream){mask=SYSCALLS.DEFAULT_POLLMASK;if (stream.stream_ops?.poll){mask=stream.stream_ops.poll(stream,-1)}}mask&=events|8|16;if(mask)nonzero++;HEAP16[pollfd+6>>1]=mask}return nonzero}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_readlinkat(dirfd,path,buf,bufsize){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(bufsize<=0)return-28;var ret=FS.readlink(path);var len=Math.min(bufsize,lengthBytesUTF8(ret));var endChar=HEAP8[buf+len];stringToUTF8(ret,buf,bufsize+1);HEAP8[buf+len]=endChar;return len}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_recvfrom(fd,buf,len,flags,addr,addrlen){try{var sock=getSocketFromFD(fd);var msg=sock.sock_ops.recvmsg(sock, len, typeof flags !== "undefined" ? flags : 0);if(!msg)return 0;if(addr){var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(msg.addr),msg.port,addrlen)}HEAPU8.set(msg.buffer,buf);return msg.buffer.byteLength}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_renameat(olddirfd,oldpath,newdirfd,newpath){try{oldpath=SYSCALLS.getStr(oldpath);newpath=SYSCALLS.getStr(newpath);oldpath=SYSCALLS.calculateAt(olddirfd,oldpath);newpath=SYSCALLS.calculateAt(newdirfd,newpath);FS.rename(oldpath,newpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_rmdir(path){try{path=SYSCALLS.getStr(path);FS.rmdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_sendto(fd,message,length,flags,addr,addr_len){try{var sock=getSocketFromFD(fd);var dest=getSocketAddress(addr,addr_len,true);if(!dest){return FS.write(sock.stream,HEAP8,message,length)}return sock.sock_ops.sendmsg(sock,HEAP8,message,length,dest.addr,dest.port)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_socket(domain,type,protocol){try{var sock=SOCKFS.createSocket(domain,type,protocol);return sock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_stat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_statfs64(path,size,buf){try{path=SYSCALLS.getStr(path);HEAP32[buf+4>>2]=4096;HEAP32[buf+40>>2]=4096;HEAP32[buf+8>>2]=1e6;HEAP32[buf+12>>2]=5e5;HEAP32[buf+16>>2]=5e5;HEAP32[buf+20>>2]=FS.nextInode;HEAP32[buf+24>>2]=1e6;HEAP32[buf+28>>2]=42;HEAP32[buf+44>>2]=2;HEAP32[buf+36>>2]=255;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_symlink(target,linkpath){try{target=SYSCALLS.getStr(target);linkpath=SYSCALLS.getStr(linkpath);FS.symlink(target,linkpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_unlinkat(dirfd,path,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(flags===0){FS.unlink(path)}else if(flags===512){FS.rmdir(path)}else{abort("Invalid flags passed to unlinkat")}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var readI53FromI64=ptr=>HEAPU32[ptr>>2]+HEAP32[ptr+4>>2]*4294967296;function ___syscall_utimensat(dirfd,path,times,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path,true);if(!times){var atime=Date.now();var mtime=atime}else{var seconds=readI53FromI64(times);var nanoseconds=HEAP32[times+8>>2];atime=seconds*1e3+nanoseconds/(1e3*1e3);times+=16;seconds=readI53FromI64(times);nanoseconds=HEAP32[times+8>>2];mtime=seconds*1e3+nanoseconds/(1e3*1e3)}FS.utime(path,atime,mtime);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var __abort_js=()=>{abort("")};var nowIsMonotonic=1;var __emscripten_get_now_is_monotonic=()=>nowIsMonotonic;var __emscripten_lookup_name=name=>{var nameString=UTF8ToString(name);return inetPton4(DNS.lookup_name(nameString))};var __emscripten_memcpy_js=(dest,src,num)=>HEAPU8.copyWithin(dest,src,src+num);var __emscripten_runtime_keepalive_clear=()=>{noExitRuntime=false;runtimeKeepaliveCounter=0};var __emscripten_throw_longjmp=()=>{throw Infinity};function __gmtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getUTCSeconds();HEAP32[tmPtr+4>>2]=date.getUTCMinutes();HEAP32[tmPtr+8>>2]=date.getUTCHours();HEAP32[tmPtr+12>>2]=date.getUTCDate();HEAP32[tmPtr+16>>2]=date.getUTCMonth();HEAP32[tmPtr+20>>2]=date.getUTCFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getUTCDay();var start=Date.UTC(date.getUTCFullYear(),0,1,0,0,0,0);var yday=(date.getTime()-start)/(1e3*60*60*24)|0;HEAP32[tmPtr+28>>2]=yday}var isLeapYear=year=>year%4===0&&(year%100!==0||year%400===0);var MONTH_DAYS_LEAP_CUMULATIVE=[0,31,60,91,121,152,182,213,244,274,305,335];var MONTH_DAYS_REGULAR_CUMULATIVE=[0,31,59,90,120,151,181,212,243,273,304,334];var ydayFromDate=date=>{var leap=isLeapYear(date.getFullYear());var monthDaysCumulative=leap?MONTH_DAYS_LEAP_CUMULATIVE:MONTH_DAYS_REGULAR_CUMULATIVE;var yday=monthDaysCumulative[date.getMonth()]+date.getDate()-1;return yday};function __localtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr+36>>2]=-(date.getTimezoneOffset()*60);var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dst=(summerOffset!=winterOffset&&date.getTimezoneOffset()==Math.min(winterOffset,summerOffset))|0;HEAP32[tmPtr+32>>2]=dst}var setTempRet0=val=>__emscripten_tempret_set(val);var __mktime_js=function(tmPtr){var ret=(()=>{var date=new Date(HEAP32[tmPtr+20>>2]+1900,HEAP32[tmPtr+16>>2],HEAP32[tmPtr+12>>2],HEAP32[tmPtr+8>>2],HEAP32[tmPtr+4>>2],HEAP32[tmPtr>>2],0);var dst=HEAP32[tmPtr+32>>2];var guessedOffset=date.getTimezoneOffset();var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dstOffset=Math.min(winterOffset,summerOffset);if(dst<0){HEAP32[tmPtr+32>>2]=Number(summerOffset!=winterOffset&&dstOffset==guessedOffset)}else if(dst>0!=(dstOffset==guessedOffset)){var nonDstOffset=Math.max(winterOffset,summerOffset);var trueOffset=dst>0?dstOffset:nonDstOffset;date.setTime(date.getTime()+(trueOffset-guessedOffset)*6e4)}HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getYear();var timeMs=date.getTime();if(isNaN(timeMs)){return-1}return timeMs/1e3})();return setTempRet0((tempDouble=ret,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)),ret>>>0};function __mmap_js(len,prot,flags,fd,offset_low,offset_high,allocated,addr){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);var res=FS.mmap(stream,len,offset,prot,flags);var ptr=res.ptr;HEAP32[allocated>>2]=res.allocated;HEAPU32[addr>>2]=ptr;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function __munmap_js(addr,len,prot,flags,fd,offset_low,offset_high){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{var stream=SYSCALLS.getStreamFromFD(fd);if(prot&2){SYSCALLS.doMsync(addr,stream,len,flags,offset)}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var timers={};var handleException=e=>{if(e instanceof ExitStatus||e=="unwind"){return EXITSTATUS}quit_(1,e)};var runtimeKeepaliveCounter=0;var keepRuntimeAlive=()=>noExitRuntime||runtimeKeepaliveCounter>0;var _proc_exit=code=>{EXITSTATUS=code;if(!keepRuntimeAlive()){Module["onExit"]?.(code);ABORT=true}quit_(code,new ExitStatus(code))};var exitJS=(status,implicit)=>{EXITSTATUS=status;if(!keepRuntimeAlive()){exitRuntime()}_proc_exit(status)};var _exit=exitJS;Module["_exit"]=_exit;var maybeExit=()=>{if(runtimeExited){return}if(!keepRuntimeAlive()){try{_exit(EXITSTATUS)}catch(e){handleException(e)}}};var callUserCallback=func=>{if(runtimeExited||ABORT){return}try{func();maybeExit()}catch(e){handleException(e)}};var _emscripten_get_now;_emscripten_get_now=()=>performance.now();var __setitimer_js=(which,timeout_ms)=>{if(timers[which]){clearTimeout(timers[which].id);delete timers[which]}if(!timeout_ms)return 0;var id=setTimeout(()=>{delete timers[which];callUserCallback(()=>__emscripten_timeout(which,_emscripten_get_now()))},timeout_ms);timers[which]={id:id,timeout_ms:timeout_ms};return 0};var __tzset_js=(timezone,daylight,std_name,dst_name)=>{var currentYear=(new Date).getFullYear();var winter=new Date(currentYear,0,1);var summer=new Date(currentYear,6,1);var winterOffset=winter.getTimezoneOffset();var summerOffset=summer.getTimezoneOffset();var stdTimezoneOffset=Math.max(winterOffset,summerOffset);HEAPU32[timezone>>2]=stdTimezoneOffset*60;HEAP32[daylight>>2]=Number(winterOffset!=summerOffset);var extractZone=date=>date.toLocaleTimeString(undefined,{hour12:false,timeZoneName:"short"}).split(" ")[1];var winterName=extractZone(winter);var summerName=extractZone(summer);if(summerOffsetDate.now();var getHeapMax=()=>2147483648;var _emscripten_get_heap_max=()=>getHeapMax();var growMemory=size=>{var b=wasmMemory.buffer;var pages=(size-b.byteLength+65535)/65536;try{wasmMemory.grow(pages);updateMemoryViews();return 1}catch(e){}};var _emscripten_resize_heap=requestedSize=>{var oldSize=HEAPU8.length;requestedSize>>>=0;var maxHeapSize=getHeapMax();if(requestedSize>maxHeapSize){return false}var alignUp=(x,multiple)=>x+(multiple-x%multiple)%multiple;for(var cutDown=1;cutDown<=4;cutDown*=2){var overGrownHeapSize=oldSize*(1+.2/cutDown);overGrownHeapSize=Math.min(overGrownHeapSize,requestedSize+100663296);var newSize=Math.min(maxHeapSize,alignUp(Math.max(requestedSize,overGrownHeapSize),65536));var replacement=growMemory(newSize);if(replacement){return true}}return false};var runtimeKeepalivePush=()=>{runtimeKeepaliveCounter+=1};var runtimeKeepalivePop=()=>{runtimeKeepaliveCounter-=1};var safeSetTimeout=(func,timeout)=>{runtimeKeepalivePush();return setTimeout(()=>{runtimeKeepalivePop();callUserCallback(func)},timeout)};var _emscripten_sleep=ms=>Asyncify.handleSleep(wakeUp=>safeSetTimeout(wakeUp,ms));Module["_emscripten_sleep"]=_emscripten_sleep;_emscripten_sleep.isAsync=true;var ENV = PHPLoader.ENV || {};var getExecutableName=()=>thisProgram||"./this.program";var getEnvStrings=()=>{if(!getEnvStrings.strings){var lang=(typeof navigator=="object"&&navigator.languages&&navigator.languages[0]||"C").replace("-","_")+".UTF-8";var env={USER:"web_user",LOGNAME:"web_user",PATH:"/",PWD:"/",HOME:"/home/web_user",LANG:lang,_:getExecutableName()};for(var x in ENV){if(ENV[x]===undefined)delete env[x];else env[x]=ENV[x]}var strings=[];for(var x in env){strings.push(`${x}=${env[x]}`)}getEnvStrings.strings=strings}return getEnvStrings.strings};var stringToAscii=(str,buffer)=>{for(var i=0;i{var bufSize=0;getEnvStrings().forEach((string,i)=>{var ptr=environ_buf+bufSize;HEAPU32[__environ+i*4>>2]=ptr;stringToAscii(string,ptr);bufSize+=string.length+1});return 0};var _environ_sizes_get=(penviron_count,penviron_buf_size)=>{var strings=getEnvStrings();HEAPU32[penviron_count>>2]=strings.length;var bufSize=0;strings.forEach(string=>bufSize+=string.length+1);HEAPU32[penviron_buf_size>>2]=bufSize;return 0};function _fd_close(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);FS.close(stream);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_fdstat_get(fd,pbuf){try{var rightsBase=0;var rightsInheriting=0;var flags=0;{var stream=SYSCALLS.getStreamFromFD(fd);var type=stream.tty?2:FS.isDir(stream.mode)?3:FS.isLink(stream.mode)?7:4}HEAP8[pbuf]=type;HEAP16[pbuf+2>>1]=flags;tempI64=[rightsBase>>>0,(tempDouble=rightsBase,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+8>>2]=tempI64[0],HEAP32[pbuf+12>>2]=tempI64[1];tempI64=[rightsInheriting>>>0,(tempDouble=rightsInheriting,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+16>>2]=tempI64[0],HEAP32[pbuf+20>>2]=tempI64[1];return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var doReadv=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.read(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(curr>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_seek(fd,offset_low,offset_high,whence,newOffset){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);FS.llseek(stream,offset,whence);tempI64=[stream.position>>>0,(tempDouble=stream.position,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[newOffset>>2]=tempI64[0],HEAP32[newOffset+4>>2]=tempI64[1];if(stream.getdents&&offset===0&&whence===0)stream.getdents=null;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var _fd_sync=function(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);return Asyncify.handleSleep(wakeUp=>{var mount=stream.node.mount;if(!mount.type.syncfs){wakeUp(0);return}mount.type.syncfs(mount,false,err=>{if(err){wakeUp(29);return}wakeUp(0)})})}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}};_fd_sync.isAsync=true;var doWritev=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.write(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(typeof offset!="undefined"){offset+=curr}}return ret};function _fd_write(fd,iov,iovcnt,pnum){try{var stream=SYSCALLS.getStreamFromFD(fd);var num=doWritev(stream,iov,iovcnt);HEAPU32[pnum>>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var _getaddrinfo=(node,service,hint,out)=>{var addr=0;var port=0;var flags=0;var family=0;var type=0;var proto=0;var ai;function allocaddrinfo(family,type,proto,canon,addr,port){var sa,salen,ai;var errno;salen=family===10?28:16;addr=family===10?inetNtop6(addr):inetNtop4(addr);sa=_malloc(salen);errno=writeSockaddr(sa,family,addr,port);assert(!errno);ai=_malloc(32);HEAP32[ai+4>>2]=family;HEAP32[ai+8>>2]=type;HEAP32[ai+12>>2]=proto;HEAPU32[ai+24>>2]=canon;HEAPU32[ai+20>>2]=sa;if(family===10){HEAP32[ai+16>>2]=28}else{HEAP32[ai+16>>2]=16}HEAP32[ai+28>>2]=0;return ai}if(hint){flags=HEAP32[hint>>2];family=HEAP32[hint+4>>2];type=HEAP32[hint+8>>2];proto=HEAP32[hint+12>>2]}if(type&&!proto){proto=type===2?17:6}if(!type&&proto){type=proto===17?2:1}if(proto===0){proto=6}if(type===0){type=1}if(!node&&!service){return-2}if(flags&~(1|2|4|1024|8|16|32)){return-1}if(hint!==0&&HEAP32[hint>>2]&2&&!node){return-1}if(flags&32){return-2}if(type!==0&&type!==1&&type!==2){return-7}if(family!==0&&family!==2&&family!==10){return-6}if(service){service=UTF8ToString(service);port=parseInt(service,10);if(isNaN(port)){if(flags&1024){return-2}return-8}}if(!node){if(family===0){family=2}if((flags&1)===0){if(family===2){addr=_htonl(2130706433)}else{addr=[0,0,0,1]}}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0}node=UTF8ToString(node);addr=inetPton4(node);if(addr!==null){if(family===0||family===2){family=2}else if(family===10&&flags&8){addr=[0,0,_htonl(65535),addr];family=10}else{return-2}}else{addr=inetPton6(node);if(addr!==null){if(family===0||family===10){family=10}else{return-2}}}if(addr!=null){ai=allocaddrinfo(family,type,proto,node,addr,port);HEAPU32[out>>2]=ai;return 0}if(flags&4){return-2}node=DNS.lookup_name(node);addr=inetPton4(node);if(family===0){family=2}else if(family===10){addr=[0,0,_htonl(65535),addr]}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0};var _getnameinfo=(sa,salen,node,nodelen,serv,servlen,flags)=>{var info=readSockaddr(sa,salen);if(info.errno){return-6}var port=info.port;var addr=info.addr;var overflowed=false;if(node&&nodelen){var lookup;if(flags&1||!(lookup=DNS.lookup_addr(addr))){if(flags&8){return-2}}else{addr=lookup}var numBytesWrittenExclNull=stringToUTF8(addr,node,nodelen);if(numBytesWrittenExclNull+1>=nodelen){overflowed=true}}if(serv&&servlen){port=""+port;var numBytesWrittenExclNull=stringToUTF8(port,serv,servlen);if(numBytesWrittenExclNull+1>=servlen){overflowed=true}}if(overflowed){return-12}return 0};var Protocols={list:[],map:{}};var _setprotoent=stayopen=>{function allocprotoent(name,proto,aliases){var nameBuf=_malloc(name.length+1);stringToAscii(name,nameBuf);var j=0;var length=aliases.length;var aliasListBuf=_malloc((length+1)*4);for(var i=0;i>2]=aliasBuf}HEAPU32[aliasListBuf+j>>2]=0;var pe=_malloc(12);HEAPU32[pe>>2]=nameBuf;HEAPU32[pe+4>>2]=aliasListBuf;HEAP32[pe+8>>2]=proto;return pe}var list=Protocols.list;var map=Protocols.map;if(list.length===0){var entry=allocprotoent("tcp",6,["TCP"]);list.push(entry);map["tcp"]=map["6"]=entry;entry=allocprotoent("udp",17,["UDP"]);list.push(entry);map["udp"]=map["17"]=entry}_setprotoent.index=0};var _getprotobyname=name=>{name=UTF8ToString(name);_setprotoent(true);var result=Protocols.map[name];return result};var _getprotobynumber=number=>{_setprotoent(true);var result=Protocols.map[number];return result};var stackAlloc=sz=>__emscripten_stack_alloc(sz);var stringToUTF8OnStack=str=>{var size=lengthBytesUTF8(str)+1;var ret=stackAlloc(size);stringToUTF8(str,ret,size);return ret};var allocateUTF8OnStack=stringToUTF8OnStack;var PHPWASM={init:function(){FS.mkdir("/internal");FS.mkdir("/internal/shared");FS.mkdir("/internal/shared/preload");PHPWASM.EventEmitter=ENVIRONMENT_IS_NODE?require("events").EventEmitter:class EventEmitter{constructor(){this.listeners={}}emit(eventName,data){if(this.listeners[eventName]){this.listeners[eventName].forEach(callback=>{callback(data)})}}once(eventName,callback){const self=this;function removedCallback(){callback(...arguments);self.removeListener(eventName,removedCallback)}this.on(eventName,removedCallback)}removeAllListeners(eventName){if(eventName){delete this.listeners[eventName]}else{this.listeners={}}}removeListener(eventName,callback){if(this.listeners[eventName]){const idx=this.listeners[eventName].indexOf(callback);if(idx!==-1){this.listeners[eventName].splice(idx,1)}}}};PHPWASM.child_proc_by_fd={};PHPWASM.child_proc_by_pid={};PHPWASM.input_devices={}},getAllWebSockets:function(sock){const webSockets=new Set;if(sock.server){sock.server.clients.forEach(ws=>{webSockets.add(ws)})}for(const peer of PHPWASM.getAllPeers(sock)){webSockets.add(peer.socket)}return Array.from(webSockets)},getAllPeers:function(sock){const peers=new Set;if(sock.server){sock.pending.filter(pending=>pending.peers).forEach(pending=>{for(const peer of Object.values(pending.peers)){peers.add(peer)}})}if(sock.peers){for(const peer of Object.values(sock.peers)){peers.add(peer)}}return Array.from(peers)},awaitData:function(ws){return PHPWASM.awaitEvent(ws,"message")},awaitConnection:function(ws){if(ws.OPEN===ws.readyState){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"open")},awaitClose:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"close")},awaitError:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"error")},awaitEvent:function(ws,event){let resolve;const listener=()=>{resolve()};const promise=new Promise(function(_resolve){resolve=_resolve;ws.once(event,listener)});const cancel=()=>{ws.removeListener(event,listener);setTimeout(resolve)};return[promise,cancel]},noop:function(){},spawnProcess:function(command,args,options){if(Module["spawnProcess"]){const spawnedPromise=Module["spawnProcess"](command,args,options);return Promise.resolve(spawnedPromise).then(function(spawned){if(!spawned||!spawned.on){throw new Error("spawnProcess() must return an EventEmitter but returned a different type.")}return spawned})}if(ENVIRONMENT_IS_NODE){return require("child_process").spawn(command,args,{...options,shell:true,stdio:["pipe","pipe","pipe"],timeout:100})}const e=new Error("popen(), proc_open() etc. are unsupported in the browser. Call php.setSpawnHandler() "+"and provide a callback to handle spawning processes, or disable a popen(), proc_open() "+"and similar functions via php.ini.");e.code="SPAWN_UNSUPPORTED";throw e},shutdownSocket:function(socketd,how){const sock=getSocketFromFD(socketd);const peer=Object.values(sock.peers)[0];if(!peer){return-1}try{peer.socket.close();SOCKFS.websocket_sock_ops.removePeer(sock,peer);return 0}catch(e){console.log("Socket shutdown error",e);return-1}}};function _js_create_input_device(deviceId){let dataBuffer=[];let dataCallback;const filename="proc_id_"+deviceId;const device=FS.createDevice("/dev",filename,function(){},function(byte){try{dataBuffer.push(byte);if(dataCallback){dataCallback(new Uint8Array(dataBuffer));dataBuffer=[]}}catch(e){console.error(e);throw e}});const devicePath="/dev/"+filename;PHPWASM.input_devices[deviceId]={devicePath:devicePath,onData:function(cb){dataCallback=cb;dataBuffer.forEach(function(data){cb(data)});dataBuffer.length=0}};return allocateUTF8OnStack(devicePath)}function _js_open_process(command,argsPtr,argsLength,descriptorsPtr,descriptorsLength,cwdPtr,cwdLength,envPtr,envLength){if(!command){return 1}const cmdstr=UTF8ToString(command);if(!cmdstr.length){return 0}let argsArray=[];if(argsLength){for(var i=0;i>2]))}}const cwdstr=cwdPtr?UTF8ToString(cwdPtr):null;let envObject=null;if(envLength){envObject={};for(var i=0;i>2]);const splitAt=envEntry.indexOf("=");if(splitAt===-1){continue}const key=envEntry.substring(0,splitAt);const value=envEntry.substring(splitAt+1);envObject[key]=value}}var std={};for(var i=0;i>2];std[HEAPU32[descriptorPtr>>2]]={child:HEAPU32[descriptorPtr+4>>2],parent:HEAPU32[descriptorPtr+8>>2]}}return Asyncify.handleSleep(async wakeUp=>{let cp;try{const options={};if(cwdstr!==null){options.cwd=cwdstr}if(envObject!==null){options.env=envObject}cp=PHPWASM.spawnProcess(cmdstr,argsArray,options);if(cp instanceof Promise){cp=await cp}}catch(e){if(e.code==="SPAWN_UNSUPPORTED"){wakeUp(1);return}console.error(e);wakeUp(1);throw e}const ProcInfo={pid:cp.pid,exited:false,stdinFd:std[0]?.child,stdinIsDevice:std[0]?.child in PHPWASM.input_devices,stdoutChildFd:std[1]?.child,stdoutParentFd:std[1]?.parent,stderrChildFd:std[2]?.child,stderrParentFd:std[2]?.parent,stdout:new PHPWASM.EventEmitter,stderr:new PHPWASM.EventEmitter};if(ProcInfo.stdoutChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutChildFd]=ProcInfo;if(ProcInfo.stderrChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrChildFd]=ProcInfo;if(ProcInfo.stdoutParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutParentFd]=ProcInfo;if(ProcInfo.stderrParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrParentFd]=ProcInfo;PHPWASM.child_proc_by_pid[ProcInfo.pid]=ProcInfo;cp.on("exit",function(code){ProcInfo.exitCode=code;ProcInfo.exited=true;ProcInfo.stdout.emit("data");ProcInfo.stderr.emit("data")});if(ProcInfo.stdoutChildFd){const stdoutStream=SYSCALLS.getStreamFromFD(ProcInfo.stdoutChildFd);let stdoutAt=0;cp.stdout.on("data",function(data){ProcInfo.stdout.emit("data",data);stdoutStream.stream_ops.write(stdoutStream,data,0,data.length,stdoutAt);stdoutAt+=data.length})}if(ProcInfo.stderrChildFd){const stderrStream=SYSCALLS.getStreamFromFD(ProcInfo.stderrChildFd);let stderrAt=0;cp.stderr.on("data",function(data){ProcInfo.stderr.emit("data",data);stderrStream.stream_ops.write(stderrStream,data,0,data.length,stderrAt);stderrAt+=data.length})}try{await new Promise((resolve,reject)=>{cp.on("spawn",resolve);cp.on("error",reject)})}catch(e){console.error(e);wakeUp(1);return}if(ProcInfo.stdinIsDevice){PHPWASM.input_devices[ProcInfo.stdinFd].onData(function(data){if(!data)return;if(typeof data==="number"){data=new Uint8Array([data])}const dataStr=new TextDecoder("utf-8").decode(data);cp.stdin.write(dataStr)});wakeUp(ProcInfo.pid);return}if(ProcInfo.stdinFd){const stdinStream=SYSCALLS.getStreamFromFD(ProcInfo.stdinFd);if(stdinStream.node){const CHUNK_SIZE=1024;const buffer=new Uint8Array(CHUNK_SIZE);let offset=0;while(true){const bytesRead=stdinStream.stream_ops.read(stdinStream,buffer,0,CHUNK_SIZE,offset);if(bytesRead===null||bytesRead===0){break}try{cp.stdin.write(buffer.subarray(0,bytesRead))}catch(e){console.error(e);return 1}if(bytesRead>2]=PHPWASM.child_proc_by_pid[pid].exitCode;return 1}return 0}function _js_waitpid(pid,exitCodePtr){if(!PHPWASM.child_proc_by_pid[pid]){return-1}return Asyncify.handleSleep(wakeUp=>{const poll=function(){if(PHPWASM.child_proc_by_pid[pid]?.exited){HEAPU32[exitCodePtr>>2]=PHPWASM.child_proc_by_pid[pid].exitCode;wakeUp(pid)}else{setTimeout(poll,50)}};poll()})}var arraySum=(array,index)=>{var sum=0;for(var i=0;i<=index;sum+=array[i++]){}return sum};var MONTH_DAYS_LEAP=[31,29,31,30,31,30,31,31,30,31,30,31];var MONTH_DAYS_REGULAR=[31,28,31,30,31,30,31,31,30,31,30,31];var addDays=(date,days)=>{var newDate=new Date(date.getTime());while(days>0){var leap=isLeapYear(newDate.getFullYear());var currentMonth=newDate.getMonth();var daysInCurrentMonth=(leap?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR)[currentMonth];if(days>daysInCurrentMonth-newDate.getDate()){days-=daysInCurrentMonth-newDate.getDate()+1;newDate.setDate(1);if(currentMonth<11){newDate.setMonth(currentMonth+1)}else{newDate.setMonth(0);newDate.setFullYear(newDate.getFullYear()+1)}}else{newDate.setDate(newDate.getDate()+days);return newDate}}return newDate};var writeArrayToMemory=(array,buffer)=>{HEAP8.set(array,buffer)};var _strftime=(s,maxsize,format,tm)=>{var tm_zone=HEAPU32[tm+40>>2];var date={tm_sec:HEAP32[tm>>2],tm_min:HEAP32[tm+4>>2],tm_hour:HEAP32[tm+8>>2],tm_mday:HEAP32[tm+12>>2],tm_mon:HEAP32[tm+16>>2],tm_year:HEAP32[tm+20>>2],tm_wday:HEAP32[tm+24>>2],tm_yday:HEAP32[tm+28>>2],tm_isdst:HEAP32[tm+32>>2],tm_gmtoff:HEAP32[tm+36>>2],tm_zone:tm_zone?UTF8ToString(tm_zone):""};var pattern=UTF8ToString(format);var EXPANSION_RULES_1={"%c":"%a %b %d %H:%M:%S %Y","%D":"%m/%d/%y","%F":"%Y-%m-%d","%h":"%b","%r":"%I:%M:%S %p","%R":"%H:%M","%T":"%H:%M:%S","%x":"%m/%d/%y","%X":"%H:%M:%S","%Ec":"%c","%EC":"%C","%Ex":"%m/%d/%y","%EX":"%H:%M:%S","%Ey":"%y","%EY":"%Y","%Od":"%d","%Oe":"%e","%OH":"%H","%OI":"%I","%Om":"%m","%OM":"%M","%OS":"%S","%Ou":"%u","%OU":"%U","%OV":"%V","%Ow":"%w","%OW":"%W","%Oy":"%y"};for(var rule in EXPANSION_RULES_1){pattern=pattern.replace(new RegExp(rule,"g"),EXPANSION_RULES_1[rule])}var WEEKDAYS=["Sunday","Monday","Tuesday","Wednesday","Thursday","Friday","Saturday"];var MONTHS=["January","February","March","April","May","June","July","August","September","October","November","December"];function leadingSomething(value,digits,character){var str=typeof value=="number"?value.toString():value||"";while(str.length0?1:0}var compare;if((compare=sgn(date1.getFullYear()-date2.getFullYear()))===0){if((compare=sgn(date1.getMonth()-date2.getMonth()))===0){compare=sgn(date1.getDate()-date2.getDate())}}return compare}function getFirstWeekStartDate(janFourth){switch(janFourth.getDay()){case 0:return new Date(janFourth.getFullYear()-1,11,29);case 1:return janFourth;case 2:return new Date(janFourth.getFullYear(),0,3);case 3:return new Date(janFourth.getFullYear(),0,2);case 4:return new Date(janFourth.getFullYear(),0,1);case 5:return new Date(janFourth.getFullYear()-1,11,31);case 6:return new Date(janFourth.getFullYear()-1,11,30)}}function getWeekBasedYear(date){var thisDate=addDays(new Date(date.tm_year+1900,0,1),date.tm_yday);var janFourthThisYear=new Date(thisDate.getFullYear(),0,4);var janFourthNextYear=new Date(thisDate.getFullYear()+1,0,4);var firstWeekStartThisYear=getFirstWeekStartDate(janFourthThisYear);var firstWeekStartNextYear=getFirstWeekStartDate(janFourthNextYear);if(compareByDay(firstWeekStartThisYear,thisDate)<=0){if(compareByDay(firstWeekStartNextYear,thisDate)<=0){return thisDate.getFullYear()+1}return thisDate.getFullYear()}return thisDate.getFullYear()-1}var EXPANSION_RULES_2={"%a":date=>WEEKDAYS[date.tm_wday].substring(0,3),"%A":date=>WEEKDAYS[date.tm_wday],"%b":date=>MONTHS[date.tm_mon].substring(0,3),"%B":date=>MONTHS[date.tm_mon],"%C":date=>{var year=date.tm_year+1900;return leadingNulls(year/100|0,2)},"%d":date=>leadingNulls(date.tm_mday,2),"%e":date=>leadingSomething(date.tm_mday,2," "),"%g":date=>getWeekBasedYear(date).toString().substring(2),"%G":getWeekBasedYear,"%H":date=>leadingNulls(date.tm_hour,2),"%I":date=>{var twelveHour=date.tm_hour;if(twelveHour==0)twelveHour=12;else if(twelveHour>12)twelveHour-=12;return leadingNulls(twelveHour,2)},"%j":date=>leadingNulls(date.tm_mday+arraySum(isLeapYear(date.tm_year+1900)?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,date.tm_mon-1),3),"%m":date=>leadingNulls(date.tm_mon+1,2),"%M":date=>leadingNulls(date.tm_min,2),"%n":()=>"\n","%p":date=>{if(date.tm_hour>=0&&date.tm_hour<12){return"AM"}return"PM"},"%S":date=>leadingNulls(date.tm_sec,2),"%t":()=>"\t","%u":date=>date.tm_wday||7,"%U":date=>{var days=date.tm_yday+7-date.tm_wday;return leadingNulls(Math.floor(days/7),2)},"%V":date=>{var val=Math.floor((date.tm_yday+7-(date.tm_wday+6)%7)/7);if((date.tm_wday+371-date.tm_yday-2)%7<=2){val++}if(!val){val=52;var dec31=(date.tm_wday+7-date.tm_yday-1)%7;if(dec31==4||dec31==5&&isLeapYear(date.tm_year%400-1)){val++}}else if(val==53){var jan1=(date.tm_wday+371-date.tm_yday)%7;if(jan1!=4&&(jan1!=3||!isLeapYear(date.tm_year)))val=1}return leadingNulls(val,2)},"%w":date=>date.tm_wday,"%W":date=>{var days=date.tm_yday+7-(date.tm_wday+6)%7;return leadingNulls(Math.floor(days/7),2)},"%y":date=>(date.tm_year+1900).toString().substring(2),"%Y":date=>date.tm_year+1900,"%z":date=>{var off=date.tm_gmtoff;var ahead=off>=0;off=Math.abs(off)/60;off=off/60*100+off%60;return(ahead?"+":"-")+String("0000"+off).slice(-4)},"%Z":date=>date.tm_zone,"%%":()=>"%"};pattern=pattern.replace(/%%/g,"\0\0");for(var rule in EXPANSION_RULES_2){if(pattern.includes(rule)){pattern=pattern.replace(new RegExp(rule,"g"),EXPANSION_RULES_2[rule](date))}}pattern=pattern.replace(/\0\0/g,"%");var bytes=intArrayFromString(pattern,false);if(bytes.length>maxsize){return 0}writeArrayToMemory(bytes,s);return bytes.length-1};var _strftime_l=(s,maxsize,format,tm,loc)=>_strftime(s,maxsize,format,tm);var _strptime=(buf,format,tm)=>{var pattern=UTF8ToString(format);var SPECIAL_CHARS="\\!@#$^&*()+=-[]/{}|:<>?,.";for(var i=0,ii=SPECIAL_CHARS.length;iEQUIVALENT_MATCHERS[c]||m).replace(/%(.)/g,(_,c)=>{let pat=DATE_PATTERNS[c];if(pat){capture.push(c);return`(${pat})`}else{return c}}).replace(/\s+/g,"\\s*");var matches=new RegExp("^"+pattern_out,"i").exec(UTF8ToString(buf));function initDate(){function fixup(value,min,max){return typeof value!="number"||isNaN(value)?min:value>=min?value<=max?value:max:min}return{year:fixup(HEAP32[tm+20>>2]+1900,1970,9999),month:fixup(HEAP32[tm+16>>2],0,11),day:fixup(HEAP32[tm+12>>2],1,31),hour:fixup(HEAP32[tm+8>>2],0,23),min:fixup(HEAP32[tm+4>>2],0,59),sec:fixup(HEAP32[tm>>2],0,59),gmtoff:0}}if(matches){var date=initDate();var value;var getMatch=symbol=>{var pos=capture.indexOf(symbol);if(pos>=0){return matches[pos+1]}return};if(value=getMatch("S")){date.sec=jstoi_q(value)}if(value=getMatch("M")){date.min=jstoi_q(value)}if(value=getMatch("H")){date.hour=jstoi_q(value)}else if(value=getMatch("I")){var hour=jstoi_q(value);if(value=getMatch("p")){hour+=value.toUpperCase()[0]==="P"?12:0}date.hour=hour}if(value=getMatch("Y")){date.year=jstoi_q(value)}else if(value=getMatch("y")){var year=jstoi_q(value);if(value=getMatch("C")){year+=jstoi_q(value)*100}else{year+=year<69?2e3:1900}date.year=year}if(value=getMatch("m")){date.month=jstoi_q(value)-1}else if(value=getMatch("b")){date.month=MONTH_NUMBERS[value.substring(0,3).toUpperCase()]||0}if(value=getMatch("d")){date.day=jstoi_q(value)}else if(value=getMatch("j")){var day=jstoi_q(value);var leapYear=isLeapYear(date.year);for(var month=0;month<12;++month){var daysUntilMonth=arraySum(leapYear?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,month-1);if(day<=daysUntilMonth+(leapYear?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR)[month]){date.day=day-daysUntilMonth}}}else if(value=getMatch("a")){var weekDay=value.substring(0,3).toUpperCase();if(value=getMatch("U")){var weekDayNumber=DAY_NUMBERS_SUN_FIRST[weekDay];var weekNumber=jstoi_q(value);var janFirst=new Date(date.year,0,1);var endDate;if(janFirst.getDay()===0){endDate=addDays(janFirst,weekDayNumber+7*(weekNumber-1))}else{endDate=addDays(janFirst,7-janFirst.getDay()+weekDayNumber+7*(weekNumber-1))}date.day=endDate.getDate();date.month=endDate.getMonth()}else if(value=getMatch("W")){var weekDayNumber=DAY_NUMBERS_MON_FIRST[weekDay];var weekNumber=jstoi_q(value);var janFirst=new Date(date.year,0,1);var endDate;if(janFirst.getDay()===1){endDate=addDays(janFirst,weekDayNumber+7*(weekNumber-1))}else{endDate=addDays(janFirst,7-janFirst.getDay()+1+weekDayNumber+7*(weekNumber-1))}date.day=endDate.getDate();date.month=endDate.getMonth()}}if(value=getMatch("z")){if(value.toLowerCase()==="z"){date.gmtoff=0}else{var match=value.match(/^((?:\-|\+)\d\d):?(\d\d)?/);date.gmtoff=match[1]*3600;if(match[2]){date.gmtoff+=date.gmtoff>0?match[2]*60:-match[2]*60}}}var fullDate=new Date(date.year,date.month,date.day,date.hour,date.min,date.sec,0);HEAP32[tm>>2]=fullDate.getSeconds();HEAP32[tm+4>>2]=fullDate.getMinutes();HEAP32[tm+8>>2]=fullDate.getHours();HEAP32[tm+12>>2]=fullDate.getDate();HEAP32[tm+16>>2]=fullDate.getMonth();HEAP32[tm+20>>2]=fullDate.getFullYear()-1900;HEAP32[tm+24>>2]=fullDate.getDay();HEAP32[tm+28>>2]=arraySum(isLeapYear(fullDate.getFullYear())?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,fullDate.getMonth()-1)+fullDate.getDate()-1;HEAP32[tm+32>>2]=0;HEAP32[tm+36>>2]=date.gmtoff;return buf+intArrayFromString(matches[0]).length-1}return 0};function _wasm_setsockopt(socketd,level,optionName,optionValuePtr,optionLen){const optionValue=HEAPU8[optionValuePtr];const SOL_SOCKET=1;const SO_KEEPALIVE=9;const IPPROTO_TCP=6;const TCP_NODELAY=1;const isSupported=level===SOL_SOCKET&&optionName===SO_KEEPALIVE||level===IPPROTO_TCP&&optionName===TCP_NODELAY;if(!isSupported){console.warn(`Unsupported socket option: ${level}, ${optionName}, ${optionValue}`);return-1}const ws=PHPWASM.getAllWebSockets(socketd)[0];if(!ws){return-1}ws.setSocketOpt(level,optionName,optionValuePtr);return 0}var wasmTable;var runAndAbortIfError=func=>{try{return func()}catch(e){abort(e)}};var Asyncify={instrumentWasmImports(imports){var importPattern=/^(_dlopen_js|invoke_i|invoke_ii|invoke_iii|invoke_iiii|invoke_iiiii|invoke_iiiiii|invoke_iiiiiii|invoke_iiiiiiii|invoke_iiiiiiiiii|invoke_v|invoke_vi|invoke_vii|invoke_viidii|invoke_viii|invoke_viiii|invoke_viiiii|invoke_viiiiii|invoke_viiiiiii|invoke_viiiiiiiii|js_open_process|_js_open_process|_asyncjs__js_open_process|js_popen_to_file|_js_popen_to_file|_asyncjs__js_popen_to_file|js_fd_read|_js_fd_read|js_module_onMessage|_js_module_onMessage|_asyncjs__js_module_onMessage|js_waitpid|_js_waitpid|_asyncjs__js_waitpid|wasm_poll_socket|_wasm_poll_socket|_asyncjs__wasm_poll_socket|wasm_shutdown|_wasm_shutdown|_asyncjs__wasm_shutdown|__asyncjs__.*)$/;for(let[x,original]of Object.entries(imports)){if(typeof original=="function"){let isAsyncifyImport=original.isAsync||importPattern.test(x)}}},instrumentWasmExports(exports){var ret={};for(let[x,original]of Object.entries(exports)){if(typeof original=="function"){ret[x]=(...args)=>{Asyncify.exportCallStack.push(x);try{return original(...args)}finally{if(!ABORT){var y=Asyncify.exportCallStack.pop();Asyncify.maybeStopUnwind()}}}}else{ret[x]=original}}return ret},State:{Normal:0,Unwinding:1,Rewinding:2,Disabled:3},state:0,StackSize:4096,currData:null,handleSleepReturnValue:0,exportCallStack:[],callStackNameToId:{},callStackIdToName:{},callStackId:0,asyncPromiseHandlers:null,sleepCallbacks:[],getCallStackId(funcName){var id=Asyncify.callStackNameToId[funcName];if(id===undefined){id=Asyncify.callStackId++;Asyncify.callStackNameToId[funcName]=id;Asyncify.callStackIdToName[id]=funcName}return id},maybeStopUnwind(){if(Asyncify.currData&&Asyncify.state===Asyncify.State.Unwinding&&Asyncify.exportCallStack.length===0){Asyncify.state=Asyncify.State.Normal;runtimeKeepalivePush();runAndAbortIfError(_asyncify_stop_unwind);if(typeof Fibers!="undefined"){Fibers.trampoline()}}},whenDone(){return new Promise((resolve,reject)=>{Asyncify.asyncPromiseHandlers={resolve:resolve,reject:reject}})},allocateData(){var ptr=_malloc(12+Asyncify.StackSize);Asyncify.setDataHeader(ptr,ptr+12,Asyncify.StackSize);Asyncify.setDataRewindFunc(ptr);return ptr},setDataHeader(ptr,stack,stackSize){HEAPU32[ptr>>2]=stack;HEAPU32[ptr+4>>2]=stack+stackSize},setDataRewindFunc(ptr){var bottomOfCallStack=Asyncify.exportCallStack[0];var rewindId=Asyncify.getCallStackId(bottomOfCallStack);HEAP32[ptr+8>>2]=rewindId},getDataRewindFuncName(ptr){var id=HEAP32[ptr+8>>2];var name=Asyncify.callStackIdToName[id];return name},getDataRewindFunc(name){var func=wasmExports[name];return func},doRewind(ptr){var name=Asyncify.getDataRewindFuncName(ptr);var func=Asyncify.getDataRewindFunc(name);runtimeKeepalivePop();return func()},handleSleep(startAsync){if(ABORT)return;if(Asyncify.state===Asyncify.State.Normal){var reachedCallback=false;var reachedAfterCallback=false;startAsync((handleSleepReturnValue=0)=>{if(ABORT)return;Asyncify.handleSleepReturnValue=handleSleepReturnValue;reachedCallback=true;if(!reachedAfterCallback){return}Asyncify.state=Asyncify.State.Rewinding;runAndAbortIfError(()=>_asyncify_start_rewind(Asyncify.currData));if(typeof Browser!="undefined"&&Browser.mainLoop.func){Browser.mainLoop.resume()}var asyncWasmReturnValue,isError=false;try{asyncWasmReturnValue=Asyncify.doRewind(Asyncify.currData)}catch(err){asyncWasmReturnValue=err;isError=true}var handled=false;if(!Asyncify.currData){var 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func=Module["_"+ident];return func};var ccall=(ident,returnType,argTypes,args,opts)=>{var toC={string:str=>{var ret=0;if(str!==null&&str!==undefined&&str!==0){ret=stringToUTF8OnStack(str)}return ret},array:arr=>{var ret=stackAlloc(arr.length);writeArrayToMemory(arr,ret);return ret}};function convertReturnValue(ret){if(returnType==="string"){return UTF8ToString(ret)}if(returnType==="boolean")return Boolean(ret);return ret}var func=getCFunc(ident);var cArgs=[];var stack=0;if(args){for(var i=0;iFS.unlink(path);var FS_createLazyFile=FS.createLazyFile;var FS_createDevice=FS.createDevice;FS.createPreloadedFile=FS_createPreloadedFile;FS.staticInit();Module["FS_createPath"]=FS.createPath;Module["FS_createDataFile"]=FS.createDataFile;Module["FS_createPreloadedFile"]=FS.createPreloadedFile;Module["FS_unlink"]=FS.unlink;Module["FS_createLazyFile"]=FS.createLazyFile;Module["FS_createDevice"]=FS.createDevice;PHPWASM.init();var 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wasmExports=createWasm();var ___wasm_call_ctors=()=>(___wasm_call_ctors=wasmExports["Ya"])();var _malloc=a0=>(_malloc=wasmExports["Za"])(a0);var _free=a0=>(_free=wasmExports["_a"])(a0);var _wasm_read=Module["_wasm_read"]=(a0,a1,a2)=>(_wasm_read=Module["_wasm_read"]=wasmExports["ab"])(a0,a1,a2);var _fflush=a0=>(_fflush=wasmExports["bb"])(a0);var _wasm_popen=Module["_wasm_popen"]=(a0,a1)=>(_wasm_popen=Module["_wasm_popen"]=wasmExports["cb"])(a0,a1);var _wasm_php_exec=Module["_wasm_php_exec"]=(a0,a1,a2,a3)=>(_wasm_php_exec=Module["_wasm_php_exec"]=wasmExports["db"])(a0,a1,a2,a3);var _php_pollfd_for=Module["_php_pollfd_for"]=(a0,a1,a2)=>(_php_pollfd_for=Module["_php_pollfd_for"]=wasmExports["eb"])(a0,a1,a2);var _htons=a0=>(_htons=wasmExports["fb"])(a0);var _ntohs=a0=>(_ntohs=wasmExports["gb"])(a0);var _htonl=a0=>(_htonl=wasmExports["hb"])(a0);var _wasm_sleep=Module["_wasm_sleep"]=a0=>(_wasm_sleep=Module["_wasm_sleep"]=wasmExports["ib"])(a0);var 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_wasm_free=Module["_wasm_free"]=a0=>(_wasm_free=Module["_wasm_free"]=wasmExports["Cb"])(a0);var ___funcs_on_exit=()=>(___funcs_on_exit=wasmExports["Db"])();var _emscripten_builtin_memalign=(a0,a1)=>(_emscripten_builtin_memalign=wasmExports["Eb"])(a0,a1);var __emscripten_timeout=(a0,a1)=>(__emscripten_timeout=wasmExports["Fb"])(a0,a1);var _setThrew=(a0,a1)=>(_setThrew=wasmExports["Gb"])(a0,a1);var __emscripten_tempret_set=a0=>(__emscripten_tempret_set=wasmExports["Hb"])(a0);var __emscripten_stack_restore=a0=>(__emscripten_stack_restore=wasmExports["Ib"])(a0);var __emscripten_stack_alloc=a0=>(__emscripten_stack_alloc=wasmExports["Jb"])(a0);var _emscripten_stack_get_current=()=>(_emscripten_stack_get_current=wasmExports["Kb"])();var dynCall_vi=Module["dynCall_vi"]=(a0,a1)=>(dynCall_vi=Module["dynCall_vi"]=wasmExports["Lb"])(a0,a1);var dynCall_iiii=Module["dynCall_iiii"]=(a0,a1,a2,a3)=>(dynCall_iiii=Module["dynCall_iiii"]=wasmExports["Mb"])(a0,a1,a2,a3);var dynCall_ii=Module["dynCall_ii"]=(a0,a1)=>(dynCall_ii=Module["dynCall_ii"]=wasmExports["Nb"])(a0,a1);var dynCall_vii=Module["dynCall_vii"]=(a0,a1,a2)=>(dynCall_vii=Module["dynCall_vii"]=wasmExports["Ob"])(a0,a1,a2);var dynCall_iii=Module["dynCall_iii"]=(a0,a1,a2)=>(dynCall_iii=Module["dynCall_iii"]=wasmExports["Pb"])(a0,a1,a2);var dynCall_iiiii=Module["dynCall_iiiii"]=(a0,a1,a2,a3,a4)=>(dynCall_iiiii=Module["dynCall_iiiii"]=wasmExports["Qb"])(a0,a1,a2,a3,a4);var dynCall_iiiiii=Module["dynCall_iiiiii"]=(a0,a1,a2,a3,a4,a5)=>(dynCall_iiiiii=Module["dynCall_iiiiii"]=wasmExports["Rb"])(a0,a1,a2,a3,a4,a5);var dynCall_viiii=Module["dynCall_viiii"]=(a0,a1,a2,a3,a4)=>(dynCall_viiii=Module["dynCall_viiii"]=wasmExports["Sb"])(a0,a1,a2,a3,a4);var dynCall_viii=Module["dynCall_viii"]=(a0,a1,a2,a3)=>(dynCall_viii=Module["dynCall_viii"]=wasmExports["Tb"])(a0,a1,a2,a3);var dynCall_viiiii=Module["dynCall_viiiii"]=(a0,a1,a2,a3,a4,a5)=>(dynCall_viiiii=Module["dynCall_viiiii"]=wasmExports["Ub"])(a0,a1,a2,a3,a4,a5);var dynCall_iiiiiii=Module["dynCall_iiiiiii"]=(a0,a1,a2,a3,a4,a5,a6)=>(dynCall_iiiiiii=Module["dynCall_iiiiiii"]=wasmExports["Vb"])(a0,a1,a2,a3,a4,a5,a6);var dynCall_i=Module["dynCall_i"]=a0=>(dynCall_i=Module["dynCall_i"]=wasmExports["Wb"])(a0);var dynCall_v=Module["dynCall_v"]=a0=>(dynCall_v=Module["dynCall_v"]=wasmExports["Xb"])(a0);var dynCall_viiiiiiiii=Module["dynCall_viiiiiiiii"]=(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9)=>(dynCall_viiiiiiiii=Module["dynCall_viiiiiiiii"]=wasmExports["Yb"])(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9);var dynCall_viiiiii=Module["dynCall_viiiiii"]=(a0,a1,a2,a3,a4,a5,a6)=>(dynCall_viiiiii=Module["dynCall_viiiiii"]=wasmExports["Zb"])(a0,a1,a2,a3,a4,a5,a6);var dynCall_iiiiiiii=Module["dynCall_iiiiiiii"]=(a0,a1,a2,a3,a4,a5,a6,a7)=>(dynCall_iiiiiiii=Module["dynCall_iiiiiiii"]=wasmExports["_b"])(a0,a1,a2,a3,a4,a5,a6,a7);var dynCall_iiiiiiiiii=Module["dynCall_iiiiiiiiii"]=(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9)=>(dynCall_iiiiiiiiii=Module["dynCall_iiiiiiiiii"]=wasmExports["$b"])(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9);var dynCall_jii=Module["dynCall_jii"]=(a0,a1,a2)=>(dynCall_jii=Module["dynCall_jii"]=wasmExports["ac"])(a0,a1,a2);var dynCall_viidii=Module["dynCall_viidii"]=(a0,a1,a2,a3,a4,a5)=>(dynCall_viidii=Module["dynCall_viidii"]=wasmExports["bc"])(a0,a1,a2,a3,a4,a5);var _asyncify_start_unwind=a0=>(_asyncify_start_unwind=wasmExports["cc"])(a0);var _asyncify_stop_unwind=()=>(_asyncify_stop_unwind=wasmExports["dc"])();var _asyncify_start_rewind=a0=>(_asyncify_start_rewind=wasmExports["ec"])(a0);var _asyncify_stop_rewind=()=>(_asyncify_stop_rewind=wasmExports["fc"])();function invoke_vii(index,a1,a2){var sp=stackSave();try{dynCall_vii(index,a1,a2)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iii(index,a1,a2){var sp=stackSave();try{return dynCall_iii(index,a1,a2)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiiiii(index,a1,a2,a3,a4,a5,a6){var sp=stackSave();try{return dynCall_iiiiiii(index,a1,a2,a3,a4,a5,a6)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_vi(index,a1){var sp=stackSave();try{dynCall_vi(index,a1)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_i(index){var sp=stackSave();try{return dynCall_i(index)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_v(index){var sp=stackSave();try{dynCall_v(index)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viii(index,a1,a2,a3){var sp=stackSave();try{dynCall_viii(index,a1,a2,a3)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_ii(index,a1){var sp=stackSave();try{return dynCall_ii(index,a1)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiii(index,a1,a2,a3,a4){var sp=stackSave();try{dynCall_viiii(index,a1,a2,a3,a4)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiii(index,a1,a2,a3,a4){var sp=stackSave();try{return dynCall_iiiii(index,a1,a2,a3,a4)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiii(index,a1,a2,a3){var sp=stackSave();try{return dynCall_iiii(index,a1,a2,a3)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiiiii(index,a1,a2,a3,a4,a5,a6){var sp=stackSave();try{dynCall_viiiiii(index,a1,a2,a3,a4,a5,a6)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiiii(index,a1,a2,a3,a4,a5){var sp=stackSave();try{dynCall_viiiii(index,a1,a2,a3,a4,a5)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viidii(index,a1,a2,a3,a4,a5){var sp=stackSave();try{dynCall_viidii(index,a1,a2,a3,a4,a5)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9){var sp=stackSave();try{return dynCall_iiiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiiii(index,a1,a2,a3,a4,a5){var sp=stackSave();try{return dynCall_iiiiii(index,a1,a2,a3,a4,a5)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9){var sp=stackSave();try{dynCall_viiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiiiiii(index,a1,a2,a3,a4,a5,a6,a7){var sp=stackSave();try{return dynCall_iiiiiiii(index,a1,a2,a3,a4,a5,a6,a7)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_jii(index,a1,a2){var sp=stackSave();try{return dynCall_jii(index,a1,a2)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}Module["addRunDependency"]=addRunDependency;Module["removeRunDependency"]=removeRunDependency;Module["wasmExports"]=wasmExports;Module["ccall"]=ccall;Module["FS_createPreloadedFile"]=FS_createPreloadedFile;Module["FS_unlink"]=FS_unlink;Module["FS_createPath"]=FS_createPath;Module["FS_createDevice"]=FS_createDevice;Module["FS_createDataFile"]=FS_createDataFile;Module["FS_createLazyFile"]=FS_createLazyFile;Module["PROXYFS"]=PROXYFS;var calledRun;dependenciesFulfilled=function runCaller(){if(!calledRun)run();if(!calledRun)dependenciesFulfilled=runCaller};function run(){if(runDependencies>0){return}preRun();if(runDependencies>0){return}function doRun(){if(calledRun)return;calledRun=true;Module["calledRun"]=true;if(ABORT)return;initRuntime();if(Module["onRuntimeInitialized"])Module["onRuntimeInitialized"]();postRun()}if(Module["setStatus"]){Module["setStatus"]("Running...");setTimeout(function(){setTimeout(function(){Module["setStatus"]("")},1);doRun()},1)}else{doRun()}}if(Module["preInit"]){if(typeof Module["preInit"]=="function")Module["preInit"]=[Module["preInit"]];while(Module["preInit"].length>0){Module["preInit"].pop()()}}run(); +var Module=typeof PHPLoader!="undefined"?PHPLoader:{};var ENVIRONMENT_IS_WEB=RuntimeName==="WEB";var ENVIRONMENT_IS_WORKER=RuntimeName==="WORKER";var ENVIRONMENT_IS_NODE=RuntimeName==="NODE";var moduleOverrides=Object.assign({},Module);var arguments_=[];var thisProgram="./this.program";var quit_=(status,toThrow)=>{throw toThrow};var scriptDirectory="";function locateFile(path){if(Module["locateFile"]){return Module["locateFile"](path,scriptDirectory)}return scriptDirectory+path}var readAsync,readBinary;if(ENVIRONMENT_IS_WEB||ENVIRONMENT_IS_WORKER){if(ENVIRONMENT_IS_WORKER){scriptDirectory=self.location.href}else if(typeof document!="undefined"&&document.currentScript){scriptDirectory=document.currentScript.src}if(scriptDirectory.startsWith("blob:")){scriptDirectory=""}else{scriptDirectory=scriptDirectory.substr(0,scriptDirectory.replace(/[?#].*/,"").lastIndexOf("/")+1)}{readAsync=async url=>{var response=await fetch(url,{credentials:"same-origin"});if(response.ok){return response.arrayBuffer()}throw new Error(response.status+" : "+response.url)}}}else{}var out=Module["print"]||console.log.bind(console);var err=Module["printErr"]||console.error.bind(console);Object.assign(Module,moduleOverrides);moduleOverrides=null;if(Module["arguments"])arguments_=Module["arguments"];if(Module["thisProgram"])thisProgram=Module["thisProgram"]; +if (Module["quit"]) quit_=Module["quit"];var wasmBinary=Module["wasmBinary"];var wasmMemory;var ABORT=false;var EXITSTATUS;function assert(condition,text){if(!condition){abort(text)}}var HEAP8,HEAPU8,HEAP16,HEAPU16,HEAP32,HEAPU32,HEAPF32,HEAPF64;function updateMemoryViews(){var b=wasmMemory.buffer;Module["HEAP8"]=HEAP8=new Int8Array(b);Module["HEAP16"]=HEAP16=new Int16Array(b);Module["HEAPU8"]=HEAPU8=new Uint8Array(b);Module["HEAPU16"]=HEAPU16=new Uint16Array(b);Module["HEAP32"]=HEAP32=new Int32Array(b);Module["HEAPU32"]=HEAPU32=new Uint32Array(b);Module["HEAPF32"]=HEAPF32=new Float32Array(b);Module["HEAPF64"]=HEAPF64=new Float64Array(b)}var __ATPRERUN__=[];var __ATINIT__=[];var __ATEXIT__=[];var __ATPOSTRUN__=[];var runtimeInitialized=false;var runtimeExited=false;function preRun(){if(Module["preRun"]){if(typeof Module["preRun"]=="function")Module["preRun"]=[Module["preRun"]];while(Module["preRun"].length){addOnPreRun(Module["preRun"].shift())}}callRuntimeCallbacks(__ATPRERUN__)}function initRuntime(){runtimeInitialized=true;SOCKFS.root=FS.mount(SOCKFS,{},null);if(!Module["noFSInit"]&&!FS.initialized)FS.init();FS.ignorePermissions=false;TTY.init();PIPEFS.root=FS.mount(PIPEFS,{},null);callRuntimeCallbacks(__ATINIT__)}function exitRuntime(){___funcs_on_exit();callRuntimeCallbacks(__ATEXIT__);FS.quit();TTY.shutdown();runtimeExited=true}function postRun(){if(Module["postRun"]){if(typeof Module["postRun"]=="function")Module["postRun"]=[Module["postRun"]];while(Module["postRun"].length){addOnPostRun(Module["postRun"].shift())}}callRuntimeCallbacks(__ATPOSTRUN__)}function addOnPreRun(cb){__ATPRERUN__.unshift(cb)}function addOnInit(cb){__ATINIT__.unshift(cb)}function addOnPostRun(cb){__ATPOSTRUN__.unshift(cb)}var runDependencies=0;var dependenciesFulfilled=null;function getUniqueRunDependency(id){return id}function addRunDependency(id){runDependencies++;Module["monitorRunDependencies"]?.(runDependencies)}function removeRunDependency(id){runDependencies--;Module["monitorRunDependencies"]?.(runDependencies);if(runDependencies==0){if(dependenciesFulfilled){var callback=dependenciesFulfilled;dependenciesFulfilled=null;callback()}}}function abort(what){Module["onAbort"]?.(what);what="Aborted("+what+")";err(what);ABORT=true;what+=". Build with -sASSERTIONS for more info.";var e=new WebAssembly.RuntimeError(what);throw e}var dataURIPrefix="data:application/octet-stream;base64,";var isDataURI=filename=>filename.startsWith(dataURIPrefix);function findWasmBinary(){var f=dependencyFilename;if(!isDataURI(f)){return locateFile(f)}return f}var wasmBinaryFile;function getBinarySync(file){if(file==wasmBinaryFile&&wasmBinary){return new Uint8Array(wasmBinary)}if(readBinary){return readBinary(file)}throw"both async and sync fetching of the wasm failed"}async function getWasmBinary(binaryFile){if(!wasmBinary){try{var response=await readAsync(binaryFile);return new Uint8Array(response)}catch{}}return getBinarySync(binaryFile)}async function instantiateArrayBuffer(binaryFile,imports){try{var binary=await getWasmBinary(binaryFile);var instance=await WebAssembly.instantiate(binary,imports);return instance}catch(reason){err(`failed to asynchronously prepare wasm: ${reason}`);abort(reason)}}async function instantiateAsync(binary,binaryFile,imports){if(!binary&&typeof WebAssembly.instantiateStreaming=="function"&&!isDataURI(binaryFile)&&typeof fetch=="function"){try{var response=fetch(binaryFile,{credentials:"same-origin"});var instantiationResult=await WebAssembly.instantiateStreaming(response,imports);return instantiationResult}catch(reason){err(`wasm streaming compile failed: ${reason}`);err("falling back to ArrayBuffer instantiation")}}return instantiateArrayBuffer(binaryFile,imports)}function getWasmImports(){return{a:wasmImports}}async function createWasm(){function receiveInstance(instance,module){wasmExports=instance.exports;wasmExports=Asyncify.instrumentWasmExports(wasmExports);Module["wasmExports"]=wasmExports;wasmMemory=wasmExports["Va"];updateMemoryViews();wasmTable=wasmExports["Xa"];addOnInit(wasmExports["Wa"]);removeRunDependency("wasm-instantiate");return wasmExports}addRunDependency("wasm-instantiate");function receiveInstantiationResult(result){receiveInstance(result["instance"])}var info=getWasmImports();if(Module["instantiateWasm"]){try{return Module["instantiateWasm"](info,receiveInstance)}catch(e){err(`Module.instantiateWasm callback failed with error: ${e}`);return false}}wasmBinaryFile??=findWasmBinary();var result=await instantiateAsync(wasmBinary,wasmBinaryFile,info);receiveInstantiationResult(result);return result}var tempDouble;var tempI64;function js_popen_to_file(command,mode,exitCodePtr){const returnCallback=resolver=>Asyncify.handleSleep(resolver);if(!command)return 1;const cmdstr=UTF8ToString(command);if(!cmdstr.length)return 0;const modestr=UTF8ToString(mode);if(!modestr.length)return 0;if(modestr==="w"){console.error('popen($cmd, "w") is not implemented yet')}return returnCallback(async wakeUp=>{let cp;try{cp=PHPWASM.spawnProcess(cmdstr,[]);if(cp instanceof Promise){cp=await cp}}catch(e){console.error(e);if(e.code==="SPAWN_UNSUPPORTED"){return 1}throw e}const outByteArrays=[];cp.stdout.on("data",function(data){outByteArrays.push(data)});const outputPath="/tmp/popen_output";cp.on("exit",function(exitCode){const outBytes=new Uint8Array(outByteArrays.reduce((acc,curr)=>acc+curr.length,0));let offset=0;for(const byteArray of outByteArrays){outBytes.set(byteArray,offset);offset+=byteArray.length}FS.writeFile(outputPath,outBytes);HEAPU8[exitCodePtr]=exitCode;wakeUp(allocateUTF8OnStack(outputPath))})})}function wasm_poll_socket(socketd,events,timeout){const returnCallback=resolver=>Asyncify.handleSleep(resolver);const POLLIN=1;const POLLPRI=2;const POLLOUT=4;const POLLERR=8;const POLLHUP=16;const POLLNVAL=32;return returnCallback(wakeUp=>{const polls=[];if(socketd in PHPWASM.child_proc_by_fd){const procInfo=PHPWASM.child_proc_by_fd[socketd];if(procInfo.exited){wakeUp(0);return}polls.push(PHPWASM.awaitEvent(procInfo.stdout,"data"))}else if(FS.isSocket(FS.getStream(socketd)?.node.mode)){const sock=getSocketFromFD(socketd);if(!sock){wakeUp(0);return}const lookingFor=new Set;if(events&POLLIN||events&POLLPRI){if(sock.server){for(const client of sock.pending){if((client.recv_queue||[]).length>0){wakeUp(1);return}}}else if((sock.recv_queue||[]).length>0){wakeUp(1);return}}const webSockets=PHPWASM.getAllWebSockets(sock);if(!webSockets.length){wakeUp(0);return}for(const ws of webSockets){if(events&POLLIN||events&POLLPRI){polls.push(PHPWASM.awaitData(ws));lookingFor.add("POLLIN")}if(events&POLLOUT){polls.push(PHPWASM.awaitConnection(ws));lookingFor.add("POLLOUT")}if(events&POLLHUP){polls.push(PHPWASM.awaitClose(ws));lookingFor.add("POLLHUP")}if(events&POLLERR||events&POLLNVAL){polls.push(PHPWASM.awaitError(ws));lookingFor.add("POLLERR")}}}else{setTimeout(function(){wakeUp(1)},timeout);return}if(polls.length===0){console.warn("Unsupported poll event "+events+", defaulting to setTimeout().");setTimeout(function(){wakeUp(0)},timeout);return}const promises=polls.map(([promise])=>promise);const clearPolling=()=>polls.forEach(([,clear])=>clear());let awaken=false;let timeoutId;Promise.race(promises).then(function(results){if(!awaken){awaken=true;wakeUp(1);if(timeoutId){clearTimeout(timeoutId)}clearPolling()}});if(timeout!==-1){timeoutId=setTimeout(function(){if(!awaken){awaken=true;wakeUp(0);clearPolling()}},timeout)}})}function js_fd_read(fd,iov,iovcnt,pnum){const returnCallback=resolver=>Asyncify.handleSleep(resolver);if(Asyncify?.State?.Normal===undefined||Asyncify?.state===Asyncify?.State?.Normal){var returnCode;var stream;let num=0;try{stream=SYSCALLS.getStreamFromFD(fd);const num=doReadv(stream,iov,iovcnt);HEAPU32[pnum>>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError")){throw e}if(e.errno!==6||!(stream?.fd in PHPWASM.child_proc_by_fd)){HEAPU32[pnum>>2]=0;return returnCode}}}return returnCallback(wakeUp=>{var retries=0;var interval=50;var timeout=5e3;var maxRetries=timeout/interval;function poll(){var returnCode;var stream;let num;try{stream=SYSCALLS.getStreamFromFD(fd);num=doReadv(stream,iov,iovcnt);returnCode=0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError")){console.error(e);throw e}returnCode=e.errno}const success=returnCode===0;const failure=++retries>maxRetries||!(fd in PHPWASM.child_proc_by_fd)||PHPWASM.child_proc_by_fd[fd]?.exited||FS.isClosed(stream);if(success){HEAPU32[pnum>>2]=num;wakeUp(0)}else if(failure){HEAPU32[pnum>>2]=0;wakeUp(returnCode===6?0:returnCode)}else{setTimeout(poll,interval)}}poll()})}function __asyncjs__js_module_onMessage(data,response_buffer){return Asyncify.handleAsync(async()=>{if(Module["onMessage"]){const dataStr=UTF8ToString(data);return Module["onMessage"](dataStr).then(response=>{const responseBytes=typeof response==="string"?(new TextEncoder).encode(response):response;const responseSize=responseBytes.byteLength;const responsePtr=_malloc(responseSize+1);HEAPU8.set(responseBytes,responsePtr);HEAPU8[responsePtr+responseSize]=0;HEAPU8[response_buffer]=responsePtr;HEAPU8[response_buffer+1]=responsePtr>>8;HEAPU8[response_buffer+2]=responsePtr>>16;HEAPU8[response_buffer+3]=responsePtr>>24;return responseSize}).catch(e=>{console.error(e);return-1})}})}class ExitStatus{name="ExitStatus";constructor(status){this.message=`Program terminated with exit(${status})`;this.status=status}} +ExitStatus = class PHPExitStatus extends Error { +constructor(status) { + super(status); + this.name = "ExitStatus"; + this.message = "Program terminated with exit(" + status + ")"; + this.status = status; + } +};var callRuntimeCallbacks=callbacks=>{while(callbacks.length>0){callbacks.shift()(Module)}};var noExitRuntime=Module["noExitRuntime"]||false;var stackRestore=val=>__emscripten_stack_restore(val);var stackSave=()=>_emscripten_stack_get_current();var UTF8Decoder=typeof TextDecoder!="undefined"?new TextDecoder:undefined;var UTF8ArrayToString=(heapOrArray,idx=0,maxBytesToRead=NaN)=>{var endIdx=idx+maxBytesToRead;var endPtr=idx;while(heapOrArray[endPtr]&&!(endPtr>=endIdx))++endPtr;if(endPtr-idx>16&&heapOrArray.buffer&&UTF8Decoder){return UTF8Decoder.decode(heapOrArray.subarray(idx,endPtr))}var str="";while(idx>10,56320|ch&1023)}}return str};var UTF8ToString=(ptr,maxBytesToRead)=>ptr?UTF8ArrayToString(HEAPU8,ptr,maxBytesToRead):"";Module["UTF8ToString"]=UTF8ToString;var ___assert_fail=(condition,filename,line,func)=>abort(`Assertion failed: ${UTF8ToString(condition)}, at: `+[filename?UTF8ToString(filename):"unknown filename",line,func?UTF8ToString(func):"unknown function"]);var ___call_sighandler=(fp,sig)=>(a1=>dynCall_vi(fp,a1))(sig);var initRandomFill=()=>{if(typeof crypto=="object"&&typeof crypto["getRandomValues"]=="function"){return view=>crypto.getRandomValues(view)}else abort("initRandomDevice")};var randomFill=view=>(randomFill=initRandomFill())(view);var PATH={isAbs:path=>path.charAt(0)==="/",splitPath:filename=>{var splitPathRe=/^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/;return splitPathRe.exec(filename).slice(1)},normalizeArray:(parts,allowAboveRoot)=>{var up=0;for(var i=parts.length-1;i>=0;i--){var last=parts[i];if(last==="."){parts.splice(i,1)}else if(last===".."){parts.splice(i,1);up++}else if(up){parts.splice(i,1);up--}}if(allowAboveRoot){for(;up;up--){parts.unshift("..")}}return parts},normalize:path=>{var isAbsolute=PATH.isAbs(path),trailingSlash=path.substr(-1)==="/";path=PATH.normalizeArray(path.split("/").filter(p=>!!p),!isAbsolute).join("/");if(!path&&!isAbsolute){path="."}if(path&&trailingSlash){path+="/"}return(isAbsolute?"/":"")+path},dirname:path=>{var result=PATH.splitPath(path),root=result[0],dir=result[1];if(!root&&!dir){return"."}if(dir){dir=dir.substr(0,dir.length-1)}return root+dir},basename:path=>{if(path==="/")return"/";path=PATH.normalize(path);path=path.replace(/\/$/,"");var lastSlash=path.lastIndexOf("/");if(lastSlash===-1)return path;return path.substr(lastSlash+1)},join:(...paths)=>PATH.normalize(paths.join("/")),join2:(l,r)=>PATH.normalize(l+"/"+r)};var PATH_FS={resolve:(...args)=>{var resolvedPath="",resolvedAbsolute=false;for(var i=args.length-1;i>=-1&&!resolvedAbsolute;i--){var path=i>=0?args[i]:FS.cwd();if(typeof path!="string"){throw new TypeError("Arguments to path.resolve must be strings")}else if(!path){return""}resolvedPath=path+"/"+resolvedPath;resolvedAbsolute=PATH.isAbs(path)}resolvedPath=PATH.normalizeArray(resolvedPath.split("/").filter(p=>!!p),!resolvedAbsolute).join("/");return(resolvedAbsolute?"/":"")+resolvedPath||"."},relative:(from,to)=>{from=PATH_FS.resolve(from).substr(1);to=PATH_FS.resolve(to).substr(1);function trim(arr){var start=0;for(;start=0;end--){if(arr[end]!=="")break}if(start>end)return[];return arr.slice(start,end-start+1)}var fromParts=trim(from.split("/"));var toParts=trim(to.split("/"));var length=Math.min(fromParts.length,toParts.length);var samePartsLength=length;for(var i=0;i{var len=0;for(var i=0;i=55296&&c<=57343){len+=4;++i}else{len+=3}}return len};Module["lengthBytesUTF8"]=lengthBytesUTF8;var stringToUTF8Array=(str,heap,outIdx,maxBytesToWrite)=>{if(!(maxBytesToWrite>0))return 0;var startIdx=outIdx;var endIdx=outIdx+maxBytesToWrite-1;for(var i=0;i=55296&&u<=57343){var u1=str.charCodeAt(++i);u=65536+((u&1023)<<10)|u1&1023}if(u<=127){if(outIdx>=endIdx)break;heap[outIdx++]=u}else if(u<=2047){if(outIdx+1>=endIdx)break;heap[outIdx++]=192|u>>6;heap[outIdx++]=128|u&63}else if(u<=65535){if(outIdx+2>=endIdx)break;heap[outIdx++]=224|u>>12;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}else{if(outIdx+3>=endIdx)break;heap[outIdx++]=240|u>>18;heap[outIdx++]=128|u>>12&63;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}}heap[outIdx]=0;return outIdx-startIdx};function intArrayFromString(stringy,dontAddNull,length){var len=length>0?length:lengthBytesUTF8(stringy)+1;var u8array=new Array(len);var numBytesWritten=stringToUTF8Array(stringy,u8array,0,u8array.length);if(dontAddNull)u8array.length=numBytesWritten;return u8array}var FS_stdin_getChar=()=>{if(!FS_stdin_getChar_buffer.length){var result=null;if(typeof window!="undefined"&&typeof window.prompt=="function"){result=window.prompt("Input: ");if(result!==null){result+="\n"}}else{}if(!result){return null}FS_stdin_getChar_buffer=intArrayFromString(result,true)}return FS_stdin_getChar_buffer.shift()};var TTY={ttys:[],init(){},shutdown(){},register(dev,ops){TTY.ttys[dev]={input:[],output:[],ops};FS.registerDevice(dev,TTY.stream_ops)},stream_ops:{open(stream){var tty=TTY.ttys[stream.node.rdev];if(!tty){throw new FS.ErrnoError(43)}stream.tty=tty;stream.seekable=false},close(stream){stream.tty.ops.fsync(stream.tty)},fsync(stream){stream.tty.ops.fsync(stream.tty)},read(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.get_char){throw new FS.ErrnoError(60)}var bytesRead=0;for(var i=0;i0){out(UTF8ArrayToString(tty.output));tty.output=[]}},ioctl_tcgets(tty){return{c_iflag:25856,c_oflag:5,c_cflag:191,c_lflag:35387,c_cc:[3,28,127,21,4,0,1,0,17,19,26,0,18,15,23,22,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]}},ioctl_tcsets(tty,optional_actions,data){return 0},ioctl_tiocgwinsz(tty){return[24,80]}},default_tty1_ops:{put_char(tty,val){if(val===null||val===10){err(UTF8ArrayToString(tty.output));tty.output=[]}else{if(val!=0)tty.output.push(val)}},fsync(tty){if(tty.output&&tty.output.length>0){err(UTF8ArrayToString(tty.output));tty.output=[]}}}};var zeroMemory=(address,size)=>{HEAPU8.fill(0,address,address+size)};var alignMemory=(size,alignment)=>Math.ceil(size/alignment)*alignment;var mmapAlloc=size=>{size=alignMemory(size,65536);var ptr=_emscripten_builtin_memalign(65536,size);if(ptr)zeroMemory(ptr,size);return ptr};var MEMFS={ops_table:null,mount(mount){return MEMFS.createNode(null,"/",16895,0)},createNode(parent,name,mode,dev){if(FS.isBlkdev(mode)||FS.isFIFO(mode)){throw new FS.ErrnoError(63)}MEMFS.ops_table||={dir:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,lookup:MEMFS.node_ops.lookup,mknod:MEMFS.node_ops.mknod,rename:MEMFS.node_ops.rename,unlink:MEMFS.node_ops.unlink,rmdir:MEMFS.node_ops.rmdir,readdir:MEMFS.node_ops.readdir,symlink:MEMFS.node_ops.symlink},stream:{llseek:MEMFS.stream_ops.llseek}},file:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:{llseek:MEMFS.stream_ops.llseek,read:MEMFS.stream_ops.read,write:MEMFS.stream_ops.write,allocate:MEMFS.stream_ops.allocate,mmap:MEMFS.stream_ops.mmap,msync:MEMFS.stream_ops.msync}},link:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,readlink:MEMFS.node_ops.readlink},stream:{}},chrdev:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:FS.chrdev_stream_ops}};var node=FS.createNode(parent,name,mode,dev);if(FS.isDir(node.mode)){node.node_ops=MEMFS.ops_table.dir.node;node.stream_ops=MEMFS.ops_table.dir.stream;node.contents={}}else if(FS.isFile(node.mode)){node.node_ops=MEMFS.ops_table.file.node;node.stream_ops=MEMFS.ops_table.file.stream;node.usedBytes=0;node.contents=null}else if(FS.isLink(node.mode)){node.node_ops=MEMFS.ops_table.link.node;node.stream_ops=MEMFS.ops_table.link.stream}else if(FS.isChrdev(node.mode)){node.node_ops=MEMFS.ops_table.chrdev.node;node.stream_ops=MEMFS.ops_table.chrdev.stream}node.atime=node.mtime=node.ctime=Date.now();if(parent){parent.contents[name]=node;parent.atime=parent.mtime=parent.ctime=node.atime}return node},getFileDataAsTypedArray(node){if(!node.contents)return new Uint8Array(0);if(node.contents.subarray)return node.contents.subarray(0,node.usedBytes);return new Uint8Array(node.contents)},expandFileStorage(node,newCapacity){var prevCapacity=node.contents?node.contents.length:0;if(prevCapacity>=newCapacity)return;var CAPACITY_DOUBLING_MAX=1024*1024;newCapacity=Math.max(newCapacity,prevCapacity*(prevCapacity>>0);if(prevCapacity!=0)newCapacity=Math.max(newCapacity,256);var oldContents=node.contents;node.contents=new Uint8Array(newCapacity);if(node.usedBytes>0)node.contents.set(oldContents.subarray(0,node.usedBytes),0)},resizeFileStorage(node,newSize){if(node.usedBytes==newSize)return;if(newSize==0){node.contents=null;node.usedBytes=0}else{var oldContents=node.contents;node.contents=new Uint8Array(newSize);if(oldContents){node.contents.set(oldContents.subarray(0,Math.min(newSize,node.usedBytes)))}node.usedBytes=newSize}},node_ops:{getattr(node){var attr={};attr.dev=FS.isChrdev(node.mode)?node.id:1;attr.ino=node.id;attr.mode=node.mode;attr.nlink=1;attr.uid=0;attr.gid=0;attr.rdev=node.rdev;if(FS.isDir(node.mode)){attr.size=4096}else if(FS.isFile(node.mode)){attr.size=node.usedBytes}else if(FS.isLink(node.mode)){attr.size=node.link.length}else{attr.size=0}attr.atime=new Date(node.atime);attr.mtime=new Date(node.mtime);attr.ctime=new Date(node.ctime);attr.blksize=4096;attr.blocks=Math.ceil(attr.size/attr.blksize);return attr},setattr(node,attr){for(const key of["mode","atime","mtime","ctime"]){if(attr[key]){node[key]=attr[key]}}if(attr.size!==undefined){MEMFS.resizeFileStorage(node,attr.size)}},lookup(parent,name){throw MEMFS.doesNotExistError},mknod(parent,name,mode,dev){return MEMFS.createNode(parent,name,mode,dev)},rename(old_node,new_dir,new_name){var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(new_node){if(FS.isDir(old_node.mode)){for(var i in new_node.contents){throw new FS.ErrnoError(55)}}FS.hashRemoveNode(new_node)}delete old_node.parent.contents[old_node.name];new_dir.contents[new_name]=old_node;old_node.name=new_name;new_dir.ctime=new_dir.mtime=old_node.parent.ctime=old_node.parent.mtime=Date.now()},unlink(parent,name){delete parent.contents[name];parent.ctime=parent.mtime=Date.now()},rmdir(parent,name){var node=FS.lookupNode(parent,name);for(var i in node.contents){throw new FS.ErrnoError(55)}delete parent.contents[name];parent.ctime=parent.mtime=Date.now()},readdir(node){return[".","..",...Object.keys(node.contents)]},symlink(parent,newname,oldpath){var node=MEMFS.createNode(parent,newname,511|40960,0);node.link=oldpath;return node},readlink(node){if(!FS.isLink(node.mode)){throw new FS.ErrnoError(28)}return node.link}},stream_ops:{read(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=stream.node.usedBytes)return 0;var size=Math.min(stream.node.usedBytes-position,length);if(size>8&&contents.subarray){buffer.set(contents.subarray(position,position+size),offset)}else{for(var i=0;i0||position+length{var arrayBuffer=await readAsync(url);return new Uint8Array(arrayBuffer)};asyncLoad.isAsync=true;var FS_createDataFile=(parent,name,fileData,canRead,canWrite,canOwn)=>{FS.createDataFile(parent,name,fileData,canRead,canWrite,canOwn)};var preloadPlugins=Module["preloadPlugins"]||[];var FS_handledByPreloadPlugin=(byteArray,fullname,finish,onerror)=>{if(typeof Browser!="undefined")Browser.init();var handled=false;preloadPlugins.forEach(plugin=>{if(handled)return;if(plugin["canHandle"](fullname)){plugin["handle"](byteArray,fullname,finish,onerror);handled=true}});return handled};var FS_createPreloadedFile=(parent,name,url,canRead,canWrite,onload,onerror,dontCreateFile,canOwn,preFinish)=>{var fullname=name?PATH_FS.resolve(PATH.join2(parent,name)):parent;var dep=getUniqueRunDependency(`cp ${fullname}`);function processData(byteArray){function finish(byteArray){preFinish?.();if(!dontCreateFile){FS_createDataFile(parent,name,byteArray,canRead,canWrite,canOwn)}onload?.();removeRunDependency(dep)}if(FS_handledByPreloadPlugin(byteArray,fullname,finish,()=>{onerror?.();removeRunDependency(dep)})){return}finish(byteArray)}addRunDependency(dep);if(typeof url=="string"){asyncLoad(url).then(processData,onerror)}else{processData(url)}};var FS_modeStringToFlags=str=>{var flagModes={r:0,"r+":2,w:512|64|1,"w+":512|64|2,a:1024|64|1,"a+":1024|64|2};var flags=flagModes[str];if(typeof flags=="undefined"){throw new Error(`Unknown file open mode: ${str}`)}return flags};var FS_getMode=(canRead,canWrite)=>{var mode=0;if(canRead)mode|=292|73;if(canWrite)mode|=146;return mode};var ERRNO_CODES={EPERM:63,ENOENT:44,ESRCH:71,EINTR:27,EIO:29,ENXIO:60,E2BIG:1,ENOEXEC:45,EBADF:8,ECHILD:12,EAGAIN:6,EWOULDBLOCK:6,ENOMEM:48,EACCES:2,EFAULT:21,ENOTBLK:105,EBUSY:10,EEXIST:20,EXDEV:75,ENODEV:43,ENOTDIR:54,EISDIR:31,EINVAL:28,ENFILE:41,EMFILE:33,ENOTTY:59,ETXTBSY:74,EFBIG:22,ENOSPC:51,ESPIPE:70,EROFS:69,EMLINK:34,EPIPE:64,EDOM:18,ERANGE:68,ENOMSG:49,EIDRM:24,ECHRNG:106,EL2NSYNC:156,EL3HLT:107,EL3RST:108,ELNRNG:109,EUNATCH:110,ENOCSI:111,EL2HLT:112,EDEADLK:16,ENOLCK:46,EBADE:113,EBADR:114,EXFULL:115,ENOANO:104,EBADRQC:103,EBADSLT:102,EDEADLOCK:16,EBFONT:101,ENOSTR:100,ENODATA:116,ETIME:117,ENOSR:118,ENONET:119,ENOPKG:120,EREMOTE:121,ENOLINK:47,EADV:122,ESRMNT:123,ECOMM:124,EPROTO:65,EMULTIHOP:36,EDOTDOT:125,EBADMSG:9,ENOTUNIQ:126,EBADFD:127,EREMCHG:128,ELIBACC:129,ELIBBAD:130,ELIBSCN:131,ELIBMAX:132,ELIBEXEC:133,ENOSYS:52,ENOTEMPTY:55,ENAMETOOLONG:37,ELOOP:32,EOPNOTSUPP:138,EPFNOSUPPORT:139,ECONNRESET:15,ENOBUFS:42,EAFNOSUPPORT:5,EPROTOTYPE:67,ENOTSOCK:57,ENOPROTOOPT:50,ESHUTDOWN:140,ECONNREFUSED:14,EADDRINUSE:3,ECONNABORTED:13,ENETUNREACH:40,ENETDOWN:38,ETIMEDOUT:73,EHOSTDOWN:142,EHOSTUNREACH:23,EINPROGRESS:26,EALREADY:7,EDESTADDRREQ:17,EMSGSIZE:35,EPROTONOSUPPORT:66,ESOCKTNOSUPPORT:137,EADDRNOTAVAIL:4,ENETRESET:39,EISCONN:30,ENOTCONN:53,ETOOMANYREFS:141,EUSERS:136,EDQUOT:19,ESTALE:72,ENOTSUP:138,ENOMEDIUM:148,EILSEQ:25,EOVERFLOW:61,ECANCELED:11,ENOTRECOVERABLE:56,EOWNERDEAD:62,ESTRPIPE:135};var PROXYFS={mount(mount){return PROXYFS.createNode(null,"/",mount.opts.fs.lstat(mount.opts.root).mode,0)},createNode(parent,name,mode,dev){if(!FS.isDir(mode)&&!FS.isFile(mode)&&!FS.isLink(mode)){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}var node=FS.createNode(parent,name,mode);node.node_ops=PROXYFS.node_ops;node.stream_ops=PROXYFS.stream_ops;return node},realPath(node){var parts=[];while(node.parent!==node){parts.push(node.name);node=node.parent}parts.push(node.mount.opts.root);parts.reverse();return PATH.join(...parts)},node_ops:{getattr(node){var path=PROXYFS.realPath(node);var stat;try{stat=node.mount.opts.fs.lstat(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return{dev:stat.dev,ino:stat.ino,mode:stat.mode,nlink:stat.nlink,uid:stat.uid,gid:stat.gid,rdev:stat.rdev,size:stat.size,atime:stat.atime,mtime:stat.mtime,ctime:stat.ctime,blksize:stat.blksize,blocks:stat.blocks}},setattr(node,attr){var path=PROXYFS.realPath(node);try{if(attr.mode!==undefined){node.mount.opts.fs.chmod(path,attr.mode);node.mode=attr.mode}if(attr.atime||attr.mtime){var atime=new Date(attr.atime||attr.mtime);var mtime=new Date(attr.mtime||attr.atime);node.mount.opts.fs.utime(path,atime,mtime)}if(attr.size!==undefined){node.mount.opts.fs.truncate(path,attr.size)}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},lookup(parent,name){try{var path=PATH.join2(PROXYFS.realPath(parent),name);var mode=parent.mount.opts.fs.lstat(path).mode;var node=PROXYFS.createNode(parent,name,mode);return node}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},mknod(parent,name,mode,dev){var node=PROXYFS.createNode(parent,name,mode,dev);var path=PROXYFS.realPath(node);try{if(FS.isDir(node.mode)){node.mount.opts.fs.mkdir(path,node.mode)}else{node.mount.opts.fs.writeFile(path,"",{mode:node.mode})}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return node},rename(oldNode,newDir,newName){var oldPath=PROXYFS.realPath(oldNode);var newPath=PATH.join2(PROXYFS.realPath(newDir),newName);try{oldNode.mount.opts.fs.rename(oldPath,newPath);oldNode.name=newName}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},unlink(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.unlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},rmdir(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.rmdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readdir(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},symlink(parent,newName,oldPath){var newPath=PATH.join2(PROXYFS.realPath(parent),newName);try{parent.mount.opts.fs.symlink(oldPath,newPath)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readlink(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}}},stream_ops:{open(stream){var path=PROXYFS.realPath(stream.node);try{stream.nfd=stream.node.mount.opts.fs.open(path,stream.flags)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},close(stream){try{stream.node.mount.opts.fs.close(stream.nfd)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},read(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.read(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},write(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.write(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},llseek(stream,offset,whence){var position=offset;if(whence===1){position+=stream.position}else if(whence===2){if(FS.isFile(stream.node.mode)){try{var stat=stream.node.node_ops.getattr(stream.node);position+=stat.size}catch(e){throw new FS.ErrnoError(ERRNO_CODES[e.code])}}}if(position<0){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}return position}}};var FS={root:null,mounts:[],devices:{},streams:[],nextInode:1,nameTable:null,currentPath:"/",initialized:false,ignorePermissions:true,ErrnoError:class{name="ErrnoError";constructor(errno){this.errno=errno}},filesystems:null,syncFSRequests:0,readFiles:{},FSStream:class{shared={};get object(){return this.node}set object(val){this.node=val}get isRead(){return(this.flags&2097155)!==1}get isWrite(){return(this.flags&2097155)!==0}get isAppend(){return this.flags&1024}get flags(){return this.shared.flags}set flags(val){this.shared.flags=val}get position(){return this.shared.position}set position(val){this.shared.position=val}},FSNode:class{node_ops={};stream_ops={};readMode=292|73;writeMode=146;mounted=null;constructor(parent,name,mode,rdev){if(!parent){parent=this}this.parent=parent;this.mount=parent.mount;this.id=FS.nextInode++;this.name=name;this.mode=mode;this.rdev=rdev;this.atime=this.mtime=this.ctime=Date.now()}get read(){return(this.mode&this.readMode)===this.readMode}set read(val){val?this.mode|=this.readMode:this.mode&=~this.readMode}get write(){return(this.mode&this.writeMode)===this.writeMode}set write(val){val?this.mode|=this.writeMode:this.mode&=~this.writeMode}get isFolder(){return FS.isDir(this.mode)}get isDevice(){return FS.isChrdev(this.mode)}},lookupPath(path,opts={}){if(!path)return{path:"",node:null};opts.follow_mount??=true;if(!PATH.isAbs(path)){path=FS.cwd()+"/"+path}linkloop:for(var nlinks=0;nlinks<40;nlinks++){var parts=path.split("/").filter(p=>!!p&&p!==".");var current=FS.root;var current_path="/";for(var i=0;i>>0)%FS.nameTable.length},hashAddNode(node){var hash=FS.hashName(node.parent.id,node.name);node.name_next=FS.nameTable[hash];FS.nameTable[hash]=node},hashRemoveNode(node){var hash=FS.hashName(node.parent.id,node.name);if(FS.nameTable[hash]===node){FS.nameTable[hash]=node.name_next}else{var current=FS.nameTable[hash];while(current){if(current.name_next===node){current.name_next=node.name_next;break}current=current.name_next}}},lookupNode(parent,name){var errCode=FS.mayLookup(parent);if(errCode){throw new FS.ErrnoError(errCode)}var hash=FS.hashName(parent.id,name);for(var node=FS.nameTable[hash];node;node=node.name_next){var nodeName=node.name;if(node.parent.id===parent.id&&nodeName===name){return node}}return FS.lookup(parent,name)},createNode(parent,name,mode,rdev){var node=new FS.FSNode(parent,name,mode,rdev);FS.hashAddNode(node);return node},destroyNode(node){FS.hashRemoveNode(node)},isRoot(node){return node===node.parent},isMountpoint(node){return!!node.mounted},isFile(mode){return(mode&61440)===32768},isDir(mode){return(mode&61440)===16384},isLink(mode){return(mode&61440)===40960},isChrdev(mode){return(mode&61440)===8192},isBlkdev(mode){return(mode&61440)===24576},isFIFO(mode){return(mode&61440)===4096},isSocket(mode){return(mode&49152)===49152},flagsToPermissionString(flag){var perms=["r","w","rw"][flag&3];if(flag&512){perms+="w"}return perms},nodePermissions(node,perms){if(FS.ignorePermissions){return 0}if(perms.includes("r")&&!(node.mode&292)){return 2}else if(perms.includes("w")&&!(node.mode&146)){return 2}else if(perms.includes("x")&&!(node.mode&73)){return 2}return 0},mayLookup(dir){if(!FS.isDir(dir.mode))return 54;var errCode=FS.nodePermissions(dir,"x");if(errCode)return errCode;if(!dir.node_ops.lookup)return 2;return 0},mayCreate(dir,name){if(!FS.isDir(dir.mode)){return 54}try{var node=FS.lookupNode(dir,name);return 20}catch(e){}return FS.nodePermissions(dir,"wx")},mayDelete(dir,name,isdir){var node;try{node=FS.lookupNode(dir,name)}catch(e){return e.errno}var errCode=FS.nodePermissions(dir,"wx");if(errCode){return errCode}if(isdir){if(!FS.isDir(node.mode)){return 54}if(FS.isRoot(node)||FS.getPath(node)===FS.cwd()){return 10}}else{if(FS.isDir(node.mode)){return 31}}return 0},mayOpen(node,flags){if(!node){return 44}if(FS.isLink(node.mode)){return 32}else if(FS.isDir(node.mode)){if(FS.flagsToPermissionString(flags)!=="r"||flags&512){return 31}}return FS.nodePermissions(node,FS.flagsToPermissionString(flags))},MAX_OPEN_FDS:4096,nextfd(){for(var fd=0;fd<=FS.MAX_OPEN_FDS;fd++){if(!FS.streams[fd]){return fd}}throw new FS.ErrnoError(33)},getStreamChecked(fd){var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}return stream},getStream:fd=>FS.streams[fd],createStream(stream,fd=-1){stream=Object.assign(new FS.FSStream,stream);if(fd==-1){fd=FS.nextfd()}stream.fd=fd;FS.streams[fd]=stream;return stream},closeStream(fd){FS.streams[fd]=null},dupStream(origStream,fd=-1){var stream=FS.createStream(origStream,fd);stream.stream_ops?.dup?.(stream);return stream},chrdev_stream_ops:{open(stream){var device=FS.getDevice(stream.node.rdev);stream.stream_ops=device.stream_ops;stream.stream_ops.open?.(stream)},llseek(){throw new FS.ErrnoError(70)}},major:dev=>dev>>8,minor:dev=>dev&255,makedev:(ma,mi)=>ma<<8|mi,registerDevice(dev,ops){FS.devices[dev]={stream_ops:ops}},getDevice:dev=>FS.devices[dev],getMounts(mount){var mounts=[];var check=[mount];while(check.length){var m=check.pop();mounts.push(m);check.push(...m.mounts)}return mounts},syncfs(populate,callback){if(typeof populate=="function"){callback=populate;populate=false}FS.syncFSRequests++;if(FS.syncFSRequests>1){err(`warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work`)}var mounts=FS.getMounts(FS.root.mount);var completed=0;function doCallback(errCode){FS.syncFSRequests--;return callback(errCode)}function done(errCode){if(errCode){if(!done.errored){done.errored=true;return doCallback(errCode)}return}if(++completed>=mounts.length){doCallback(null)}}mounts.forEach(mount=>{if(!mount.type.syncfs){return done(null)}mount.type.syncfs(mount,populate,done)})},mount(type,opts,mountpoint){var root=mountpoint==="/";var pseudo=!mountpoint;var node;if(root&&FS.root){throw new FS.ErrnoError(10)}else if(!root&&!pseudo){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});mountpoint=lookup.path;node=lookup.node;if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}if(!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}}var mount={type,opts,mountpoint,mounts:[]};var mountRoot=type.mount(mount);mountRoot.mount=mount;mount.root=mountRoot;if(root){FS.root=mountRoot}else if(node){node.mounted=mount;if(node.mount){node.mount.mounts.push(mount)}}return mountRoot},unmount(mountpoint){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});if(!FS.isMountpoint(lookup.node)){throw new FS.ErrnoError(28)}var node=lookup.node;var mount=node.mounted;var mounts=FS.getMounts(mount);Object.keys(FS.nameTable).forEach(hash=>{var current=FS.nameTable[hash];while(current){var next=current.name_next;if(mounts.includes(current.mount)){FS.destroyNode(current)}current=next}});node.mounted=null;var idx=node.mount.mounts.indexOf(mount);node.mount.mounts.splice(idx,1)},lookup(parent,name){return parent.node_ops.lookup(parent,name)},mknod(path,mode,dev){var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);if(!name||name==="."||name===".."){throw new FS.ErrnoError(28)}var errCode=FS.mayCreate(parent,name);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.mknod){throw new FS.ErrnoError(63)}return parent.node_ops.mknod(parent,name,mode,dev)},statfs(path){var rtn={bsize:4096,frsize:4096,blocks:1e6,bfree:5e5,bavail:5e5,files:FS.nextInode,ffree:FS.nextInode-1,fsid:42,flags:2,namelen:255};var parent=FS.lookupPath(path,{follow:true}).node;if(parent?.node_ops.statfs){Object.assign(rtn,parent.node_ops.statfs(parent.mount.opts.root))}return rtn},create(path,mode=438){mode&=4095;mode|=32768;return FS.mknod(path,mode,0)},mkdir(path,mode=511){mode&=511|512;mode|=16384;return FS.mknod(path,mode,0)},mkdirTree(path,mode){var dirs=path.split("/");var d="";for(var i=0;iFS.currentPath,chdir(path){var lookup=FS.lookupPath(path,{follow:true});if(lookup.node===null){throw new FS.ErrnoError(44)}if(!FS.isDir(lookup.node.mode)){throw new FS.ErrnoError(54)}var errCode=FS.nodePermissions(lookup.node,"x");if(errCode){throw new FS.ErrnoError(errCode)}FS.currentPath=lookup.path},createDefaultDirectories(){FS.mkdir("/tmp");FS.mkdir("/home");FS.mkdir("/home/web_user")},createDefaultDevices(){FS.mkdir("/dev");FS.registerDevice(FS.makedev(1,3),{read:()=>0,write:(stream,buffer,offset,length,pos)=>length,llseek:()=>0});FS.mkdev("/dev/null",FS.makedev(1,3));TTY.register(FS.makedev(5,0),TTY.default_tty_ops);TTY.register(FS.makedev(6,0),TTY.default_tty1_ops);FS.mkdev("/dev/tty",FS.makedev(5,0));FS.mkdev("/dev/tty1",FS.makedev(6,0));var randomBuffer=new Uint8Array(1024),randomLeft=0;var randomByte=()=>{if(randomLeft===0){randomLeft=randomFill(randomBuffer).byteLength}return randomBuffer[--randomLeft]};FS.createDevice("/dev","random",randomByte);FS.createDevice("/dev","urandom",randomByte);FS.mkdir("/dev/shm");FS.mkdir("/dev/shm/tmp")},createSpecialDirectories(){FS.mkdir("/proc");var proc_self=FS.mkdir("/proc/self");FS.mkdir("/proc/self/fd");FS.mount({mount(){var node=FS.createNode(proc_self,"fd",16895,73);node.stream_ops={llseek:MEMFS.stream_ops.llseek};node.node_ops={lookup(parent,name){var fd=+name;var stream=FS.getStreamChecked(fd);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path},id:fd+1};ret.parent=ret;return ret},readdir(){return Array.from(FS.streams.entries()).filter(([k,v])=>v).map(([k,v])=>k.toString())}};return node}},{},"/proc/self/fd")},createStandardStreams(input,output,error){if(input){FS.createDevice("/dev","stdin",input)}else{FS.symlink("/dev/tty","/dev/stdin")}if(output){FS.createDevice("/dev","stdout",null,output)}else{FS.symlink("/dev/tty","/dev/stdout")}if(error){FS.createDevice("/dev","stderr",null,error)}else{FS.symlink("/dev/tty1","/dev/stderr")}var stdin=FS.open("/dev/stdin",0);var stdout=FS.open("/dev/stdout",1);var stderr=FS.open("/dev/stderr",1)},staticInit(){FS.nameTable=new Array(4096);FS.mount(MEMFS,{},"/");FS.createDefaultDirectories();FS.createDefaultDevices();FS.createSpecialDirectories();FS.filesystems={MEMFS,PROXYFS}},init(input,output,error){FS.initialized=true;input??=Module["stdin"];output??=Module["stdout"];error??=Module["stderr"];FS.createStandardStreams(input,output,error)},quit(){FS.initialized=false;_fflush(0);for(var i=0;ithis.length-1||idx<0){return undefined}var chunkOffset=idx%this.chunkSize;var chunkNum=idx/this.chunkSize|0;return this.getter(chunkNum)[chunkOffset]}setDataGetter(getter){this.getter=getter}cacheLength(){var xhr=new XMLHttpRequest;xhr.open("HEAD",url,false);xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);var datalength=Number(xhr.getResponseHeader("Content-length"));var header;var hasByteServing=(header=xhr.getResponseHeader("Accept-Ranges"))&&header==="bytes";var usesGzip=(header=xhr.getResponseHeader("Content-Encoding"))&&header==="gzip";var chunkSize=1024*1024;if(!hasByteServing)chunkSize=datalength;var doXHR=(from,to)=>{if(from>to)throw new Error("invalid range ("+from+", "+to+") or no bytes requested!");if(to>datalength-1)throw new Error("only "+datalength+" bytes available! programmer error!");var xhr=new XMLHttpRequest;xhr.open("GET",url,false);if(datalength!==chunkSize)xhr.setRequestHeader("Range","bytes="+from+"-"+to);xhr.responseType="arraybuffer";if(xhr.overrideMimeType){xhr.overrideMimeType("text/plain; charset=x-user-defined")}xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);if(xhr.response!==undefined){return new Uint8Array(xhr.response||[])}return intArrayFromString(xhr.responseText||"",true)};var lazyArray=this;lazyArray.setDataGetter(chunkNum=>{var start=chunkNum*chunkSize;var end=(chunkNum+1)*chunkSize-1;end=Math.min(end,datalength-1);if(typeof lazyArray.chunks[chunkNum]=="undefined"){lazyArray.chunks[chunkNum]=doXHR(start,end)}if(typeof lazyArray.chunks[chunkNum]=="undefined")throw new Error("doXHR failed!");return lazyArray.chunks[chunkNum]});if(usesGzip||!datalength){chunkSize=datalength=1;datalength=this.getter(0).length;chunkSize=datalength;out("LazyFiles on gzip forces download of the whole file when length is accessed")}this._length=datalength;this._chunkSize=chunkSize;this.lengthKnown=true}get length(){if(!this.lengthKnown){this.cacheLength()}return this._length}get chunkSize(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}}if(typeof XMLHttpRequest!="undefined"){if(!ENVIRONMENT_IS_WORKER)throw"Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc";var lazyArray=new LazyUint8Array;var properties={isDevice:false,contents:lazyArray}}else{var properties={isDevice:false,url}}var node=FS.createFile(parent,name,properties,canRead,canWrite);if(properties.contents){node.contents=properties.contents}else if(properties.url){node.contents=null;node.url=properties.url}Object.defineProperties(node,{usedBytes:{get:function(){return this.contents.length}}});var stream_ops={};var keys=Object.keys(node.stream_ops);keys.forEach(key=>{var fn=node.stream_ops[key];stream_ops[key]=(...args)=>{FS.forceLoadFile(node);return fn(...args)}});function writeChunks(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=contents.length)return 0;var size=Math.min(contents.length-position,length);if(contents.slice){for(var i=0;i{FS.forceLoadFile(node);return writeChunks(stream,buffer,offset,length,position)};stream_ops.mmap=(stream,length,position,prot,flags)=>{FS.forceLoadFile(node);var ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}writeChunks(stream,HEAP8,ptr,length,position);return{ptr,allocated:true}};node.stream_ops=stream_ops;return node}};Module["FS"]=FS;var SOCKFS={websocketArgs:{},callbacks:{},on(event,callback){SOCKFS.callbacks[event]=callback},emit(event,param){SOCKFS.callbacks[event]?.(param)},mount(mount){SOCKFS.websocketArgs=Module["websocket"]||{};(Module["websocket"]??={})["on"]=SOCKFS.on;return FS.createNode(null,"/",16895,0)},createSocket(family,type,protocol){type&=~526336;var streaming=type==1;if(streaming&&protocol&&protocol!=6){throw new FS.ErrnoError(66)}var sock={family,type,protocol,server:null,error:null,peers:{},pending:[],recv_queue:[],sock_ops:SOCKFS.websocket_sock_ops};var name=SOCKFS.nextname();var node=FS.createNode(SOCKFS.root,name,49152,0);node.sock=sock;var stream=FS.createStream({path:name,node,flags:2,seekable:false,stream_ops:SOCKFS.stream_ops});sock.stream=stream;return sock},getSocket(fd){var stream=FS.getStream(fd);if(!stream||!FS.isSocket(stream.node.mode)){return null}return stream.node.sock},stream_ops:{poll(stream){var sock=stream.node.sock;return sock.sock_ops.poll(sock)},ioctl(stream,request,varargs){var sock=stream.node.sock;return sock.sock_ops.ioctl(sock,request,varargs)},read(stream,buffer,offset,length,position){var sock=stream.node.sock;var msg=sock.sock_ops.recvmsg(sock,length);if(!msg){return 0}buffer.set(msg.buffer,offset);return msg.buffer.length},write(stream,buffer,offset,length,position){var sock=stream.node.sock;return sock.sock_ops.sendmsg(sock,buffer,offset,length)},close(stream){var sock=stream.node.sock;sock.sock_ops.close(sock)}},nextname(){if(!SOCKFS.nextname.current){SOCKFS.nextname.current=0}return`socket[${SOCKFS.nextname.current++}]`},websocket_sock_ops:{createPeer(sock,addr,port){var ws;if(typeof addr=="object"){ws=addr;addr=null;port=null}if(ws){if(ws._socket){addr=ws._socket.remoteAddress;port=ws._socket.remotePort}else{var result=/ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url);if(!result){throw new Error("WebSocket URL must be in the format ws(s)://address:port")}addr=result[1];port=parseInt(result[2],10)}}else{try{var url="ws:#".replace("#","//");var subProtocols="binary";var opts=undefined;if("function"===typeof SOCKFS.websocketArgs["url"]) { +url = SOCKFS.websocketArgs["url"](...arguments); +}else if ("string" === typeof SOCKFS.websocketArgs["url"]){url=SOCKFS.websocketArgs["url"]}if(SOCKFS.websocketArgs["subprotocol"]){subProtocols=SOCKFS.websocketArgs["subprotocol"]}else if(SOCKFS.websocketArgs["subprotocol"]===null){subProtocols="null"}if(url==="ws://"||url==="wss://"){var parts=addr.split("/");url=url+parts[0]+":"+port+"/"+parts.slice(1).join("/")}if(subProtocols!=="null"){subProtocols=subProtocols.replace(/^ +| +$/g,"").split(/ *, */);opts=subProtocols}var WebSocketConstructor;{WebSocketConstructor=WebSocket}if (Module['websocket']['decorator']) {WebSocketConstructor = Module['websocket']['decorator'](WebSocketConstructor);}ws = new WebSocketConstructor(url,opts);ws.binaryType="arraybuffer"}catch(e){throw new FS.ErrnoError(23)}}var peer={addr,port,socket:ws,msg_send_queue:[]};SOCKFS.websocket_sock_ops.addPeer(sock,peer);SOCKFS.websocket_sock_ops.handlePeerEvents(sock,peer);if(sock.type===2&&typeof sock.sport!="undefined"){peer.msg_send_queue.push(new Uint8Array([255,255,255,255,"p".charCodeAt(0),"o".charCodeAt(0),"r".charCodeAt(0),"t".charCodeAt(0),(sock.sport&65280)>>8,sock.sport&255]))}return peer},getPeer(sock,addr,port){return sock.peers[addr+":"+port]},addPeer(sock,peer){sock.peers[peer.addr+":"+peer.port]=peer},removePeer(sock,peer){delete sock.peers[peer.addr+":"+peer.port]},handlePeerEvents(sock,peer){var first=true;var handleOpen=function(){sock.connecting=false;SOCKFS.emit("open",sock.stream.fd);try{var queued=peer.msg_send_queue.shift();while(queued){peer.socket.send(queued);queued=peer.msg_send_queue.shift()}}catch(e){peer.socket.close()}};function handleMessage(data){if(typeof data=="string"){var encoder=new TextEncoder;data=encoder.encode(data)}else{assert(data.byteLength!==undefined);if(data.byteLength==0){return}data=new Uint8Array(data)}var wasfirst=first;first=false;if(wasfirst&&data.length===10&&data[0]===255&&data[1]===255&&data[2]===255&&data[3]===255&&data[4]==="p".charCodeAt(0)&&data[5]==="o".charCodeAt(0)&&data[6]==="r".charCodeAt(0)&&data[7]==="t".charCodeAt(0)){var newport=data[8]<<8|data[9];SOCKFS.websocket_sock_ops.removePeer(sock,peer);peer.port=newport;SOCKFS.websocket_sock_ops.addPeer(sock,peer);return}sock.recv_queue.push({addr:peer.addr,port:peer.port,data});SOCKFS.emit("message",sock.stream.fd)}if(ENVIRONMENT_IS_NODE){peer.socket.on("open",handleOpen);peer.socket.on("message",function(data,isBinary){if(!isBinary){return}handleMessage(new Uint8Array(data).buffer)});peer.socket.on("close",function(){SOCKFS.emit("close",sock.stream.fd)});peer.socket.on("error",function(error){sock.error=14;SOCKFS.emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])})}else{peer.socket.onopen=handleOpen;peer.socket.onclose=function(){SOCKFS.emit("close",sock.stream.fd)};peer.socket.onmessage=function peer_socket_onmessage(event){handleMessage(event.data)};peer.socket.onerror=function(error){sock.error=14;SOCKFS.emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])}}},poll(sock){if(sock.type===1&&sock.server){return sock.pending.length?64|1:0}var mask=0;var dest=sock.type===1?SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport):null;if(sock.recv_queue.length||!dest||dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=64|1}if(!dest||dest&&dest.socket.readyState===dest.socket.OPEN){mask|=4}if(dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){if(sock.connecting){mask|=4}else{mask|=16}}return mask},ioctl(sock,request,arg){switch(request){case 21531:var bytes=0;if(sock.recv_queue.length){bytes=sock.recv_queue[0].data.length}HEAP32[arg>>2]=bytes;return 0;default:return 28}},close(sock){if(sock.server){try{sock.server.close()}catch(e){}sock.server=null}var peers=Object.keys(sock.peers);for(var i=0;i{var socket=SOCKFS.getSocket(fd);if(!socket)throw new FS.ErrnoError(8);return socket};var inetPton4=str=>{var b=str.split(".");for(var i=0;i<4;i++){var tmp=Number(b[i]);if(isNaN(tmp))return null;b[i]=tmp}return(b[0]|b[1]<<8|b[2]<<16|b[3]<<24)>>>0};var jstoi_q=str=>parseInt(str);var inetPton6=str=>{var words;var w,offset,z;var valid6regx=/^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i;var parts=[];if(!valid6regx.test(str)){return null}if(str==="::"){return[0,0,0,0,0,0,0,0]}if(str.startsWith("::")){str=str.replace("::","Z:")}else{str=str.replace("::",":Z:")}if(str.indexOf(".")>0){str=str.replace(new RegExp("[.]","g"),":");words=str.split(":");words[words.length-4]=jstoi_q(words[words.length-4])+jstoi_q(words[words.length-3])*256;words[words.length-3]=jstoi_q(words[words.length-2])+jstoi_q(words[words.length-1])*256;words=words.slice(0,words.length-2)}else{words=str.split(":")}offset=0;z=0;for(w=0;w{switch(family){case 2:addr=inetPton4(addr);zeroMemory(sa,16);if(addrlen){HEAP32[addrlen>>2]=16}HEAP16[sa>>1]=family;HEAP32[sa+4>>2]=addr;HEAP16[sa+2>>1]=_htons(port);break;case 10:addr=inetPton6(addr);zeroMemory(sa,28);if(addrlen){HEAP32[addrlen>>2]=28}HEAP32[sa>>2]=family;HEAP32[sa+8>>2]=addr[0];HEAP32[sa+12>>2]=addr[1];HEAP32[sa+16>>2]=addr[2];HEAP32[sa+20>>2]=addr[3];HEAP16[sa+2>>1]=_htons(port);break;default:return 5}return 0};var DNS={address_map:{id:1,addrs:{},names:{}},lookup_name(name){var res=inetPton4(name);if(res!==null){return name}res=inetPton6(name);if(res!==null){return name}var addr;if(DNS.address_map.addrs[name]){addr=DNS.address_map.addrs[name]}else{var id=DNS.address_map.id++;assert(id<65535,"exceeded max address mappings of 65535");addr="172.29."+(id&255)+"."+(id&65280);DNS.address_map.names[addr]=name;DNS.address_map.addrs[name]=addr}return addr},lookup_addr(addr){if(DNS.address_map.names[addr]){return DNS.address_map.names[addr]}return null}};function ___syscall_accept4(fd,addr,addrlen,flags,d1,d2){try{var sock=getSocketFromFD(fd);var newsock=sock.sock_ops.accept(sock);if(addr){var errno=writeSockaddr(addr,newsock.family,DNS.lookup_name(newsock.daddr),newsock.dport,addrlen)}return newsock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var inetNtop4=addr=>(addr&255)+"."+(addr>>8&255)+"."+(addr>>16&255)+"."+(addr>>24&255);var inetNtop6=ints=>{var str="";var word=0;var longest=0;var lastzero=0;var zstart=0;var len=0;var i=0;var parts=[ints[0]&65535,ints[0]>>16,ints[1]&65535,ints[1]>>16,ints[2]&65535,ints[2]>>16,ints[3]&65535,ints[3]>>16];var hasipv4=true;var v4part="";for(i=0;i<5;i++){if(parts[i]!==0){hasipv4=false;break}}if(hasipv4){v4part=inetNtop4(parts[6]|parts[7]<<16);if(parts[5]===-1){str="::ffff:";str+=v4part;return str}if(parts[5]===0){str="::";if(v4part==="0.0.0.0")v4part="";if(v4part==="0.0.0.1")v4part="1";str+=v4part;return str}}for(word=0;word<8;word++){if(parts[word]===0){if(word-lastzero>1){len=0}lastzero=word;len++}if(len>longest){longest=len;zstart=word-longest+1}}for(word=0;word<8;word++){if(longest>1){if(parts[word]===0&&word>=zstart&&word{var family=HEAP16[sa>>1];var port=_ntohs(HEAPU16[sa+2>>1]);var addr;switch(family){case 2:if(salen!==16){return{errno:28}}addr=HEAP32[sa+4>>2];addr=inetNtop4(addr);break;case 10:if(salen!==28){return{errno:28}}addr=[HEAP32[sa+8>>2],HEAP32[sa+12>>2],HEAP32[sa+16>>2],HEAP32[sa+20>>2]];addr=inetNtop6(addr);break;default:return{errno:5}}return{family,addr,port}};var getSocketAddress=(addrp,addrlen)=>{var info=readSockaddr(addrp,addrlen);if(info.errno)throw new FS.ErrnoError(info.errno);info.addr=DNS.lookup_addr(info.addr)||info.addr;return info};function ___syscall_bind(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.bind(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var SYSCALLS={DEFAULT_POLLMASK:5,calculateAt(dirfd,path,allowEmpty){if(PATH.isAbs(path)){return path}var dir;if(dirfd===-100){dir=FS.cwd()}else{var dirstream=SYSCALLS.getStreamFromFD(dirfd);dir=dirstream.path}if(path.length==0){if(!allowEmpty){throw new FS.ErrnoError(44)}return dir}return dir+"/"+path},doStat(func,path,buf){var stat=func(path);HEAP32[buf>>2]=stat.dev;HEAP32[buf+4>>2]=stat.mode;HEAPU32[buf+8>>2]=stat.nlink;HEAP32[buf+12>>2]=stat.uid;HEAP32[buf+16>>2]=stat.gid;HEAP32[buf+20>>2]=stat.rdev;tempI64=[stat.size>>>0,(tempDouble=stat.size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+24>>2]=tempI64[0],HEAP32[buf+28>>2]=tempI64[1];HEAP32[buf+32>>2]=4096;HEAP32[buf+36>>2]=stat.blocks;var atime=stat.atime.getTime();var mtime=stat.mtime.getTime();var ctime=stat.ctime.getTime();tempI64=[Math.floor(atime/1e3)>>>0,(tempDouble=Math.floor(atime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+40>>2]=tempI64[0],HEAP32[buf+44>>2]=tempI64[1];HEAPU32[buf+48>>2]=atime%1e3*1e3*1e3;tempI64=[Math.floor(mtime/1e3)>>>0,(tempDouble=Math.floor(mtime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+56>>2]=tempI64[0],HEAP32[buf+60>>2]=tempI64[1];HEAPU32[buf+64>>2]=mtime%1e3*1e3*1e3;tempI64=[Math.floor(ctime/1e3)>>>0,(tempDouble=Math.floor(ctime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+72>>2]=tempI64[0],HEAP32[buf+76>>2]=tempI64[1];HEAPU32[buf+80>>2]=ctime%1e3*1e3*1e3;tempI64=[stat.ino>>>0,(tempDouble=stat.ino,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+88>>2]=tempI64[0],HEAP32[buf+92>>2]=tempI64[1];return 0},doMsync(addr,stream,len,flags,offset){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}if(flags&2){return 0}var buffer=HEAPU8.slice(addr,addr+len);FS.msync(stream,buffer,offset,len,flags)},getStreamFromFD(fd){var stream=FS.getStreamChecked(fd);return stream},varargs:undefined,getStr(ptr){var ret=UTF8ToString(ptr);return ret}};function ___syscall_chdir(path){try{path=SYSCALLS.getStr(path);FS.chdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_chmod(path,mode){try{path=SYSCALLS.getStr(path);FS.chmod(path,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_connect(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.connect(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup(fd){try{var old=SYSCALLS.getStreamFromFD(fd);return FS.dupStream(old).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup3(fd,newfd,flags){try{var old=SYSCALLS.getStreamFromFD(fd);if(old.fd===newfd)return-28;if(newfd<0||newfd>=FS.MAX_OPEN_FDS)return-8;var existing=FS.getStream(newfd);if(existing)FS.close(existing);return FS.dupStream(old,newfd).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_faccessat(dirfd,path,amode,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(amode&~7){return-28}var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;if(!node){return-44}var perms="";if(amode&4)perms+="r";if(amode&2)perms+="w";if(amode&1)perms+="x";if(perms&&FS.nodePermissions(node,perms)){return-2}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchmod(fd,mode){try{FS.fchmod(fd,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchown32(fd,owner,group){try{FS.fchown(fd,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchownat(dirfd,path,owner,group,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;flags=flags&~256;path=SYSCALLS.calculateAt(dirfd,path);(nofollow?FS.lchown:FS.chown)(path,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var syscallGetVarargI=()=>{var ret=HEAP32[+SYSCALLS.varargs>>2];SYSCALLS.varargs+=4;return ret};var syscallGetVarargP=syscallGetVarargI;function ___syscall_fcntl64(fd,cmd,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(cmd){case 0:{var arg=syscallGetVarargI();if(arg<0){return-28}while(FS.streams[arg]){arg++}var newStream;newStream=FS.dupStream(stream,arg);return newStream.fd}case 1:case 2:return 0;case 3:return stream.flags;case 4:{var arg=syscallGetVarargI();stream.flags|=arg;return 0}case 12:{var arg=syscallGetVarargP();var offset=0;HEAP16[arg+offset>>1]=2;return 0}case 13:case 14:return 0}return-28}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fstat64(fd,buf){try{var stream=SYSCALLS.getStreamFromFD(fd);return SYSCALLS.doStat(FS.stat,stream.path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var convertI32PairToI53Checked=(lo,hi)=>hi+2097152>>>0<4194305-!!lo?(lo>>>0)+hi*4294967296:NaN;function ___syscall_ftruncate64(fd,length_low,length_high){var length=convertI32PairToI53Checked(length_low,length_high);try{if(isNaN(length))return 61;FS.ftruncate(fd,length);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var stringToUTF8=(str,outPtr,maxBytesToWrite)=>stringToUTF8Array(str,HEAPU8,outPtr,maxBytesToWrite);Module["stringToUTF8"]=stringToUTF8;function ___syscall_getcwd(buf,size){try{if(size===0)return-28;var cwd=FS.cwd();var cwdLengthInBytes=lengthBytesUTF8(cwd)+1;if(size>>0,(tempDouble=id,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos>>2]=tempI64[0],HEAP32[dirp+pos+4>>2]=tempI64[1];tempI64=[(idx+1)*struct_size>>>0,(tempDouble=(idx+1)*struct_size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos+8>>2]=tempI64[0],HEAP32[dirp+pos+12>>2]=tempI64[1];HEAP16[dirp+pos+16>>1]=280;HEAP8[dirp+pos+18]=type;stringToUTF8(name,dirp+pos+19,256);pos+=struct_size}FS.llseek(stream,idx*struct_size,0);return pos}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getpeername(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);if(!sock.daddr){return-53}var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.daddr),sock.dport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockname(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.saddr||"0.0.0.0"),sock.sport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockopt(fd,level,optname,optval,optlen,d1){try{var sock=getSocketFromFD(fd);if(level===1){if(optname===4){HEAP32[optval>>2]=sock.error;HEAP32[optlen>>2]=4;sock.error=null;return 0}}return-50}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_ioctl(fd,op,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(op){case 21509:{if(!stream.tty)return-59;return 0}case 21505:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcgets){var termios=stream.tty.ops.ioctl_tcgets(stream);var argp=syscallGetVarargP();HEAP32[argp>>2]=termios.c_iflag||0;HEAP32[argp+4>>2]=termios.c_oflag||0;HEAP32[argp+8>>2]=termios.c_cflag||0;HEAP32[argp+12>>2]=termios.c_lflag||0;for(var i=0;i<32;i++){HEAP8[argp+i+17]=termios.c_cc[i]||0}return 0}return 0}case 21510:case 21511:case 21512:{if(!stream.tty)return-59;return 0}case 21506:case 21507:case 21508:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcsets){var argp=syscallGetVarargP();var c_iflag=HEAP32[argp>>2];var c_oflag=HEAP32[argp+4>>2];var c_cflag=HEAP32[argp+8>>2];var c_lflag=HEAP32[argp+12>>2];var c_cc=[];for(var i=0;i<32;i++){c_cc.push(HEAP8[argp+i+17])}return stream.tty.ops.ioctl_tcsets(stream.tty,op,{c_iflag,c_oflag,c_cflag,c_lflag,c_cc})}return 0}case 21519:{if(!stream.tty)return-59;var argp=syscallGetVarargP();HEAP32[argp>>2]=0;return 0}case 21520:{if(!stream.tty)return-59;return-28}case 21531:{var argp=syscallGetVarargP();return FS.ioctl(stream,op,argp)}case 21523:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tiocgwinsz){var winsize=stream.tty.ops.ioctl_tiocgwinsz(stream.tty);var argp=syscallGetVarargP();HEAP16[argp>>1]=winsize[0];HEAP16[argp+2>>1]=winsize[1]}return 0}case 21524:{if(!stream.tty)return-59;return 0}case 21515:{if(!stream.tty)return-59;return 0}default:return-28}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_listen(fd,backlog){try{var sock=getSocketFromFD(fd);sock.sock_ops.listen(sock,backlog);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_lstat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.lstat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_mkdirat(dirfd,path,mode){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);FS.mkdir(path,mode,0);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_newfstatat(dirfd,path,buf,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;var allowEmpty=flags&4096;flags=flags&~6400;path=SYSCALLS.calculateAt(dirfd,path,allowEmpty);return SYSCALLS.doStat(nofollow?FS.lstat:FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_openat(dirfd,path,flags,varargs){SYSCALLS.varargs=varargs;try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);var mode=varargs?syscallGetVarargI():0;return FS.open(path,flags,mode).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var PIPEFS={BUCKET_BUFFER_SIZE:8192,mount(mount){return FS.createNode(null,"/",16384|511,0)},createPipe(){var pipe={buckets:[],refcnt:2};pipe.buckets.push({buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:0,roffset:0});var rName=PIPEFS.nextname();var wName=PIPEFS.nextname();var rNode=FS.createNode(PIPEFS.root,rName,4096,0);var wNode=FS.createNode(PIPEFS.root,wName,4096,0);rNode.pipe=pipe;wNode.pipe=pipe;var readableStream=FS.createStream({path:rName,node:rNode,flags:0,seekable:false,stream_ops:PIPEFS.stream_ops});rNode.stream=readableStream;var writableStream=FS.createStream({path:wName,node:wNode,flags:1,seekable:false,stream_ops:PIPEFS.stream_ops});wNode.stream=writableStream;return{readable_fd:readableStream.fd,writable_fd:writableStream.fd}},stream_ops:{poll(stream){var pipe=stream.node.pipe;if((stream.flags&2097155)===1){return 256|4}if(pipe.buckets.length>0){for(var i=0;i0){return 64|1}}}return 0},ioctl(stream,request,varargs){return 28},fsync(stream){return 28},read(stream,buffer,offset,length,position){var pipe=stream.node.pipe;var currentLength=0;for(var i=0;i=dataLen){currBucket.buffer.set(data,currBucket.offset);currBucket.offset+=dataLen;return dataLen}else if(freeBytesInCurrBuffer>0){currBucket.buffer.set(data.subarray(0,freeBytesInCurrBuffer),currBucket.offset);currBucket.offset+=freeBytesInCurrBuffer;data=data.subarray(freeBytesInCurrBuffer,data.byteLength)}var numBuckets=data.byteLength/PIPEFS.BUCKET_BUFFER_SIZE|0;var remElements=data.byteLength%PIPEFS.BUCKET_BUFFER_SIZE;for(var i=0;i0){var newBucket={buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:data.byteLength,roffset:0};pipe.buckets.push(newBucket);newBucket.buffer.set(data)}return dataLen},close(stream){var pipe=stream.node.pipe;pipe.refcnt--;if(pipe.refcnt===0){pipe.buckets=null}}},nextname(){if(!PIPEFS.nextname.current){PIPEFS.nextname.current=0}return"pipe["+PIPEFS.nextname.current+++"]"}};function ___syscall_pipe(fdPtr){try{if(fdPtr==0){throw new FS.ErrnoError(21)}var res=PIPEFS.createPipe();HEAP32[fdPtr>>2]=res.readable_fd;HEAP32[fdPtr+4>>2]=res.writable_fd;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_poll(fds,nfds,timeout){try{var nonzero=0;for(var i=0;i>2];var events=HEAP16[pollfd+4>>1];var mask=32;var stream=FS.getStream(fd);if(stream){mask=SYSCALLS.DEFAULT_POLLMASK;if (stream.stream_ops?.poll){mask=stream.stream_ops.poll(stream,-1)}}mask&=events|8|16;if(mask)nonzero++;HEAP16[pollfd+6>>1]=mask}return nonzero}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_readlinkat(dirfd,path,buf,bufsize){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(bufsize<=0)return-28;var ret=FS.readlink(path);var len=Math.min(bufsize,lengthBytesUTF8(ret));var endChar=HEAP8[buf+len];stringToUTF8(ret,buf,bufsize+1);HEAP8[buf+len]=endChar;return len}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_recvfrom(fd,buf,len,flags,addr,addrlen){try{var sock=getSocketFromFD(fd);var msg=sock.sock_ops.recvmsg(sock, len, typeof flags !== "undefined" ? flags : 0);if(!msg)return 0;if(addr){var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(msg.addr),msg.port,addrlen)}HEAPU8.set(msg.buffer,buf);return msg.buffer.byteLength}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_renameat(olddirfd,oldpath,newdirfd,newpath){try{oldpath=SYSCALLS.getStr(oldpath);newpath=SYSCALLS.getStr(newpath);oldpath=SYSCALLS.calculateAt(olddirfd,oldpath);newpath=SYSCALLS.calculateAt(newdirfd,newpath);FS.rename(oldpath,newpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_rmdir(path){try{path=SYSCALLS.getStr(path);FS.rmdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_sendto(fd,message,length,flags,addr,addr_len){try{var sock=getSocketFromFD(fd);if(!addr){return FS.write(sock.stream,HEAP8,message,length)}var dest=getSocketAddress(addr,addr_len);return sock.sock_ops.sendmsg(sock,HEAP8,message,length,dest.addr,dest.port)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_socket(domain,type,protocol){try{var sock=SOCKFS.createSocket(domain,type,protocol);return sock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_stat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_statfs64(path,size,buf){try{var stats=FS.statfs(SYSCALLS.getStr(path));HEAP32[buf+4>>2]=stats.bsize;HEAP32[buf+40>>2]=stats.bsize;HEAP32[buf+8>>2]=stats.blocks;HEAP32[buf+12>>2]=stats.bfree;HEAP32[buf+16>>2]=stats.bavail;HEAP32[buf+20>>2]=stats.files;HEAP32[buf+24>>2]=stats.ffree;HEAP32[buf+28>>2]=stats.fsid;HEAP32[buf+44>>2]=stats.flags;HEAP32[buf+36>>2]=stats.namelen;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_symlinkat(target,dirfd,linkpath){try{target=SYSCALLS.getStr(target);linkpath=SYSCALLS.getStr(linkpath);linkpath=SYSCALLS.calculateAt(dirfd,linkpath);FS.symlink(target,linkpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_unlinkat(dirfd,path,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(flags===0){FS.unlink(path)}else if(flags===512){FS.rmdir(path)}else{abort("Invalid flags passed to unlinkat")}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var readI53FromI64=ptr=>HEAPU32[ptr>>2]+HEAP32[ptr+4>>2]*4294967296;function ___syscall_utimensat(dirfd,path,times,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path,true);var now=Date.now(),atime,mtime;if(!times){atime=now;mtime=now}else{var seconds=readI53FromI64(times);var nanoseconds=HEAP32[times+8>>2];if(nanoseconds==1073741823){atime=now}else if(nanoseconds==1073741822){atime=null}else{atime=seconds*1e3+nanoseconds/(1e3*1e3)}times+=16;seconds=readI53FromI64(times);nanoseconds=HEAP32[times+8>>2];if(nanoseconds==1073741823){mtime=now}else if(nanoseconds==1073741822){mtime=null}else{mtime=seconds*1e3+nanoseconds/(1e3*1e3)}}if((mtime??atime)!==null){FS.utime(path,atime,mtime)}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var __abort_js=()=>abort("");var __emscripten_lookup_name=name=>{var nameString=UTF8ToString(name);return inetPton4(DNS.lookup_name(nameString))};var __emscripten_memcpy_js=(dest,src,num)=>HEAPU8.copyWithin(dest,src,src+num);var runtimeKeepaliveCounter=0;var __emscripten_runtime_keepalive_clear=()=>{noExitRuntime=false;runtimeKeepaliveCounter=0};var __emscripten_throw_longjmp=()=>{throw Infinity};function __gmtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getUTCSeconds();HEAP32[tmPtr+4>>2]=date.getUTCMinutes();HEAP32[tmPtr+8>>2]=date.getUTCHours();HEAP32[tmPtr+12>>2]=date.getUTCDate();HEAP32[tmPtr+16>>2]=date.getUTCMonth();HEAP32[tmPtr+20>>2]=date.getUTCFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getUTCDay();var start=Date.UTC(date.getUTCFullYear(),0,1,0,0,0,0);var yday=(date.getTime()-start)/(1e3*60*60*24)|0;HEAP32[tmPtr+28>>2]=yday}var isLeapYear=year=>year%4===0&&(year%100!==0||year%400===0);var MONTH_DAYS_LEAP_CUMULATIVE=[0,31,60,91,121,152,182,213,244,274,305,335];var MONTH_DAYS_REGULAR_CUMULATIVE=[0,31,59,90,120,151,181,212,243,273,304,334];var ydayFromDate=date=>{var leap=isLeapYear(date.getFullYear());var monthDaysCumulative=leap?MONTH_DAYS_LEAP_CUMULATIVE:MONTH_DAYS_REGULAR_CUMULATIVE;var yday=monthDaysCumulative[date.getMonth()]+date.getDate()-1;return yday};function __localtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr+36>>2]=-(date.getTimezoneOffset()*60);var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dst=(summerOffset!=winterOffset&&date.getTimezoneOffset()==Math.min(winterOffset,summerOffset))|0;HEAP32[tmPtr+32>>2]=dst}var setTempRet0=val=>__emscripten_tempret_set(val);var __mktime_js=function(tmPtr){var ret=(()=>{var date=new Date(HEAP32[tmPtr+20>>2]+1900,HEAP32[tmPtr+16>>2],HEAP32[tmPtr+12>>2],HEAP32[tmPtr+8>>2],HEAP32[tmPtr+4>>2],HEAP32[tmPtr>>2],0);var dst=HEAP32[tmPtr+32>>2];var guessedOffset=date.getTimezoneOffset();var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dstOffset=Math.min(winterOffset,summerOffset);if(dst<0){HEAP32[tmPtr+32>>2]=Number(summerOffset!=winterOffset&&dstOffset==guessedOffset)}else if(dst>0!=(dstOffset==guessedOffset)){var nonDstOffset=Math.max(winterOffset,summerOffset);var trueOffset=dst>0?dstOffset:nonDstOffset;date.setTime(date.getTime()+(trueOffset-guessedOffset)*6e4)}HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getYear();var timeMs=date.getTime();if(isNaN(timeMs)){return-1}return timeMs/1e3})();return setTempRet0((tempDouble=ret,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)),ret>>>0};function __mmap_js(len,prot,flags,fd,offset_low,offset_high,allocated,addr){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);var res=FS.mmap(stream,len,offset,prot,flags);var ptr=res.ptr;HEAP32[allocated>>2]=res.allocated;HEAPU32[addr>>2]=ptr;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function __munmap_js(addr,len,prot,flags,fd,offset_low,offset_high){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{var stream=SYSCALLS.getStreamFromFD(fd);if(prot&2){SYSCALLS.doMsync(addr,stream,len,flags,offset)}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var timers={};var handleException=e=>{if(e instanceof ExitStatus||e=="unwind"){return EXITSTATUS}quit_(1,e)};var keepRuntimeAlive=()=>noExitRuntime||runtimeKeepaliveCounter>0;var _proc_exit=code=>{EXITSTATUS=code;if(!keepRuntimeAlive()){Module["onExit"]?.(code);ABORT=true}quit_(code,new ExitStatus(code))};var exitJS=(status,implicit)=>{EXITSTATUS=status;if(!keepRuntimeAlive()){exitRuntime()}_proc_exit(status)};var _exit=exitJS;Module["_exit"]=_exit;var maybeExit=()=>{if(runtimeExited){return}if(!keepRuntimeAlive()){try{_exit(EXITSTATUS)}catch(e){handleException(e)}}};var callUserCallback=func=>{if(runtimeExited||ABORT){return}try{func();maybeExit()}catch(e){handleException(e)}};var _emscripten_get_now=()=>performance.now();var __setitimer_js=(which,timeout_ms)=>{if(timers[which]){clearTimeout(timers[which].id);delete timers[which]}if(!timeout_ms)return 0;var id=setTimeout(()=>{delete timers[which];callUserCallback(()=>__emscripten_timeout(which,_emscripten_get_now()))},timeout_ms);timers[which]={id,timeout_ms};return 0};var __tzset_js=(timezone,daylight,std_name,dst_name)=>{var currentYear=(new Date).getFullYear();var winter=new Date(currentYear,0,1);var summer=new Date(currentYear,6,1);var winterOffset=winter.getTimezoneOffset();var summerOffset=summer.getTimezoneOffset();var stdTimezoneOffset=Math.max(winterOffset,summerOffset);HEAPU32[timezone>>2]=stdTimezoneOffset*60;HEAP32[daylight>>2]=Number(winterOffset!=summerOffset);var extractZone=timezoneOffset=>{var sign=timezoneOffset>=0?"-":"+";var absOffset=Math.abs(timezoneOffset);var hours=String(Math.floor(absOffset/60)).padStart(2,"0");var minutes=String(absOffset%60).padStart(2,"0");return`UTC${sign}${hours}${minutes}`};var winterName=extractZone(winterOffset);var summerName=extractZone(summerOffset);if(summerOffsetDate.now();var nowIsMonotonic=1;var checkWasiClock=clock_id=>clock_id>=0&&clock_id<=3;function _clock_time_get(clk_id,ignored_precision_low,ignored_precision_high,ptime){var ignored_precision=convertI32PairToI53Checked(ignored_precision_low,ignored_precision_high);if(!checkWasiClock(clk_id)){return 28}var now;if(clk_id===0){now=_emscripten_date_now()}else if(nowIsMonotonic){now=_emscripten_get_now()}else{return 52}var nsec=Math.round(now*1e3*1e3);tempI64=[nsec>>>0,(tempDouble=nsec,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[ptime>>2]=tempI64[0],HEAP32[ptime+4>>2]=tempI64[1];return 0}var getHeapMax=()=>2147483648;var _emscripten_get_heap_max=()=>getHeapMax();var growMemory=size=>{var b=wasmMemory.buffer;var pages=(size-b.byteLength+65535)/65536|0;try{wasmMemory.grow(pages);updateMemoryViews();return 1}catch(e){}};var _emscripten_resize_heap=requestedSize=>{var oldSize=HEAPU8.length;requestedSize>>>=0;var maxHeapSize=getHeapMax();if(requestedSize>maxHeapSize){return false}for(var cutDown=1;cutDown<=4;cutDown*=2){var overGrownHeapSize=oldSize*(1+.2/cutDown);overGrownHeapSize=Math.min(overGrownHeapSize,requestedSize+100663296);var newSize=Math.min(maxHeapSize,alignMemory(Math.max(requestedSize,overGrownHeapSize),65536));var replacement=growMemory(newSize);if(replacement){return true}}return false};var runtimeKeepalivePush=()=>{runtimeKeepaliveCounter+=1};var runtimeKeepalivePop=()=>{runtimeKeepaliveCounter-=1};var safeSetTimeout=(func,timeout)=>{runtimeKeepalivePush();return setTimeout(()=>{runtimeKeepalivePop();callUserCallback(func)},timeout)};var _emscripten_sleep=ms=>Asyncify.handleSleep(wakeUp=>safeSetTimeout(wakeUp,ms));Module["_emscripten_sleep"]=_emscripten_sleep;_emscripten_sleep.isAsync=true;var ENV = PHPLoader.ENV || {};var getExecutableName=()=>thisProgram||"./this.program";var getEnvStrings=()=>{if(!getEnvStrings.strings){var lang=(typeof navigator=="object"&&navigator.languages&&navigator.languages[0]||"C").replace("-","_")+".UTF-8";var env={USER:"web_user",LOGNAME:"web_user",PATH:"/",PWD:"/",HOME:"/home/web_user",LANG:lang,_:getExecutableName()};for(var x in ENV){if(ENV[x]===undefined)delete env[x];else env[x]=ENV[x]}var strings=[];for(var x in env){strings.push(`${x}=${env[x]}`)}getEnvStrings.strings=strings}return getEnvStrings.strings};var stringToAscii=(str,buffer)=>{for(var i=0;i{var bufSize=0;getEnvStrings().forEach((string,i)=>{var ptr=environ_buf+bufSize;HEAPU32[__environ+i*4>>2]=ptr;stringToAscii(string,ptr);bufSize+=string.length+1});return 0};var _environ_sizes_get=(penviron_count,penviron_buf_size)=>{var strings=getEnvStrings();HEAPU32[penviron_count>>2]=strings.length;var bufSize=0;strings.forEach(string=>bufSize+=string.length+1);HEAPU32[penviron_buf_size>>2]=bufSize;return 0};function _fd_close(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);FS.close(stream);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_fdstat_get(fd,pbuf){try{var rightsBase=0;var rightsInheriting=0;var flags=0;{var stream=SYSCALLS.getStreamFromFD(fd);var type=stream.tty?2:FS.isDir(stream.mode)?3:FS.isLink(stream.mode)?7:4}HEAP8[pbuf]=type;HEAP16[pbuf+2>>1]=flags;tempI64=[rightsBase>>>0,(tempDouble=rightsBase,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+8>>2]=tempI64[0],HEAP32[pbuf+12>>2]=tempI64[1];tempI64=[rightsInheriting>>>0,(tempDouble=rightsInheriting,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+16>>2]=tempI64[0],HEAP32[pbuf+20>>2]=tempI64[1];return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var doReadv=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.read(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(curr>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_seek(fd,offset_low,offset_high,whence,newOffset){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);FS.llseek(stream,offset,whence);tempI64=[stream.position>>>0,(tempDouble=stream.position,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[newOffset>>2]=tempI64[0],HEAP32[newOffset+4>>2]=tempI64[1];if(stream.getdents&&offset===0&&whence===0)stream.getdents=null;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var _fd_sync=function(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);return Asyncify.handleSleep(wakeUp=>{var mount=stream.node.mount;if(!mount.type.syncfs){wakeUp(0);return}mount.type.syncfs(mount,false,err=>{if(err){wakeUp(29);return}wakeUp(0)})})}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}};_fd_sync.isAsync=true;var doWritev=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.write(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(curr>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var _getaddrinfo=(node,service,hint,out)=>{var addr=0;var port=0;var flags=0;var family=0;var type=0;var proto=0;var ai;function allocaddrinfo(family,type,proto,canon,addr,port){var sa,salen,ai;var errno;salen=family===10?28:16;addr=family===10?inetNtop6(addr):inetNtop4(addr);sa=_malloc(salen);errno=writeSockaddr(sa,family,addr,port);assert(!errno);ai=_malloc(32);HEAP32[ai+4>>2]=family;HEAP32[ai+8>>2]=type;HEAP32[ai+12>>2]=proto;HEAPU32[ai+24>>2]=canon;HEAPU32[ai+20>>2]=sa;if(family===10){HEAP32[ai+16>>2]=28}else{HEAP32[ai+16>>2]=16}HEAP32[ai+28>>2]=0;return ai}if(hint){flags=HEAP32[hint>>2];family=HEAP32[hint+4>>2];type=HEAP32[hint+8>>2];proto=HEAP32[hint+12>>2]}if(type&&!proto){proto=type===2?17:6}if(!type&&proto){type=proto===17?2:1}if(proto===0){proto=6}if(type===0){type=1}if(!node&&!service){return-2}if(flags&~(1|2|4|1024|8|16|32)){return-1}if(hint!==0&&HEAP32[hint>>2]&2&&!node){return-1}if(flags&32){return-2}if(type!==0&&type!==1&&type!==2){return-7}if(family!==0&&family!==2&&family!==10){return-6}if(service){service=UTF8ToString(service);port=parseInt(service,10);if(isNaN(port)){if(flags&1024){return-2}return-8}}if(!node){if(family===0){family=2}if((flags&1)===0){if(family===2){addr=_htonl(2130706433)}else{addr=[0,0,0,_htonl(1)]}}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0}node=UTF8ToString(node);addr=inetPton4(node);if(addr!==null){if(family===0||family===2){family=2}else if(family===10&&flags&8){addr=[0,0,_htonl(65535),addr];family=10}else{return-2}}else{addr=inetPton6(node);if(addr!==null){if(family===0||family===10){family=10}else{return-2}}}if(addr!=null){ai=allocaddrinfo(family,type,proto,node,addr,port);HEAPU32[out>>2]=ai;return 0}if(flags&4){return-2}node=DNS.lookup_name(node);addr=inetPton4(node);if(family===0){family=2}else if(family===10){addr=[0,0,_htonl(65535),addr]}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0};var _getnameinfo=(sa,salen,node,nodelen,serv,servlen,flags)=>{var info=readSockaddr(sa,salen);if(info.errno){return-6}var port=info.port;var addr=info.addr;var overflowed=false;if(node&&nodelen){var lookup;if(flags&1||!(lookup=DNS.lookup_addr(addr))){if(flags&8){return-2}}else{addr=lookup}var numBytesWrittenExclNull=stringToUTF8(addr,node,nodelen);if(numBytesWrittenExclNull+1>=nodelen){overflowed=true}}if(serv&&servlen){port=""+port;var numBytesWrittenExclNull=stringToUTF8(port,serv,servlen);if(numBytesWrittenExclNull+1>=servlen){overflowed=true}}if(overflowed){return-12}return 0};var Protocols={list:[],map:{}};var _setprotoent=stayopen=>{function allocprotoent(name,proto,aliases){var nameBuf=_malloc(name.length+1);stringToAscii(name,nameBuf);var j=0;var length=aliases.length;var aliasListBuf=_malloc((length+1)*4);for(var i=0;i>2]=aliasBuf}HEAPU32[aliasListBuf+j>>2]=0;var pe=_malloc(12);HEAPU32[pe>>2]=nameBuf;HEAPU32[pe+4>>2]=aliasListBuf;HEAP32[pe+8>>2]=proto;return pe}var list=Protocols.list;var map=Protocols.map;if(list.length===0){var entry=allocprotoent("tcp",6,["TCP"]);list.push(entry);map["tcp"]=map["6"]=entry;entry=allocprotoent("udp",17,["UDP"]);list.push(entry);map["udp"]=map["17"]=entry}_setprotoent.index=0};var _getprotobyname=name=>{name=UTF8ToString(name);_setprotoent(true);var result=Protocols.map[name];return result};var _getprotobynumber=number=>{_setprotoent(true);var result=Protocols.map[number];return result};var stackAlloc=sz=>__emscripten_stack_alloc(sz);var stringToUTF8OnStack=str=>{var size=lengthBytesUTF8(str)+1;var ret=stackAlloc(size);stringToUTF8(str,ret,size);return ret};var allocateUTF8OnStack=stringToUTF8OnStack;var PHPWASM={init:function(){FS.mkdir("/internal");FS.mkdir("/internal/shared");FS.mkdir("/internal/shared/preload");PHPWASM.EventEmitter=ENVIRONMENT_IS_NODE?require("events").EventEmitter:class EventEmitter{constructor(){this.listeners={}}emit(eventName,data){if(this.listeners[eventName]){this.listeners[eventName].forEach(callback=>{callback(data)})}}once(eventName,callback){const self=this;function removedCallback(){callback(...arguments);self.removeListener(eventName,removedCallback)}this.on(eventName,removedCallback)}removeAllListeners(eventName){if(eventName){delete this.listeners[eventName]}else{this.listeners={}}}removeListener(eventName,callback){if(this.listeners[eventName]){const idx=this.listeners[eventName].indexOf(callback);if(idx!==-1){this.listeners[eventName].splice(idx,1)}}}};PHPWASM.child_proc_by_fd={};PHPWASM.child_proc_by_pid={};PHPWASM.input_devices={}},getAllWebSockets:function(sock){const webSockets=new Set;if(sock.server){sock.server.clients.forEach(ws=>{webSockets.add(ws)})}for(const peer of PHPWASM.getAllPeers(sock)){webSockets.add(peer.socket)}return Array.from(webSockets)},getAllPeers:function(sock){const peers=new Set;if(sock.server){sock.pending.filter(pending=>pending.peers).forEach(pending=>{for(const peer of Object.values(pending.peers)){peers.add(peer)}})}if(sock.peers){for(const peer of Object.values(sock.peers)){peers.add(peer)}}return Array.from(peers)},awaitData:function(ws){return PHPWASM.awaitEvent(ws,"message")},awaitConnection:function(ws){if(ws.OPEN===ws.readyState){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"open")},awaitClose:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"close")},awaitError:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"error")},awaitEvent:function(ws,event){let resolve;const listener=()=>{resolve()};const promise=new Promise(function(_resolve){resolve=_resolve;ws.once(event,listener)});const cancel=()=>{ws.removeListener(event,listener);setTimeout(resolve)};return[promise,cancel]},noop:function(){},spawnProcess:function(command,args,options){if(Module["spawnProcess"]){const spawnedPromise=Module["spawnProcess"](command,args,options);return Promise.resolve(spawnedPromise).then(function(spawned){if(!spawned||!spawned.on){throw new Error("spawnProcess() must return an EventEmitter but returned a different type.")}return spawned})}if(ENVIRONMENT_IS_NODE){return require("child_process").spawn(command,args,{...options,shell:true,stdio:["pipe","pipe","pipe"],timeout:100})}const e=new Error("popen(), proc_open() etc. are unsupported in the browser. Call php.setSpawnHandler() "+"and provide a callback to handle spawning processes, or disable a popen(), proc_open() "+"and similar functions via php.ini.");e.code="SPAWN_UNSUPPORTED";throw e},shutdownSocket:function(socketd,how){const sock=getSocketFromFD(socketd);const peer=Object.values(sock.peers)[0];if(!peer){return-1}try{peer.socket.close();SOCKFS.websocket_sock_ops.removePeer(sock,peer);return 0}catch(e){console.log("Socket shutdown error",e);return-1}}};function _js_create_input_device(deviceId){let dataBuffer=[];let dataCallback;const filename="proc_id_"+deviceId;const device=FS.createDevice("/dev",filename,function(){},function(byte){try{dataBuffer.push(byte);if(dataCallback){dataCallback(new Uint8Array(dataBuffer));dataBuffer=[]}}catch(e){console.error(e);throw e}});const devicePath="/dev/"+filename;PHPWASM.input_devices[deviceId]={devicePath,onData:function(cb){dataCallback=cb;dataBuffer.forEach(function(data){cb(data)});dataBuffer.length=0}};return allocateUTF8OnStack(devicePath)}function _js_open_process(command,argsPtr,argsLength,descriptorsPtr,descriptorsLength,cwdPtr,cwdLength,envPtr,envLength){if(!command){return 1}const cmdstr=UTF8ToString(command);if(!cmdstr.length){return 0}let argsArray=[];if(argsLength){for(var i=0;i>2]))}}const cwdstr=cwdPtr?UTF8ToString(cwdPtr):null;let envObject=null;if(envLength){envObject={};for(var i=0;i>2]);const splitAt=envEntry.indexOf("=");if(splitAt===-1){continue}const key=envEntry.substring(0,splitAt);const value=envEntry.substring(splitAt+1);envObject[key]=value}}var std={};for(var i=0;i>2];std[HEAPU32[descriptorPtr>>2]]={child:HEAPU32[descriptorPtr+4>>2],parent:HEAPU32[descriptorPtr+8>>2]}}return Asyncify.handleSleep(async wakeUp=>{let cp;try{const options={};if(cwdstr!==null){options.cwd=cwdstr}if(envObject!==null){options.env=envObject}cp=PHPWASM.spawnProcess(cmdstr,argsArray,options);if(cp instanceof Promise){cp=await cp}}catch(e){if(e.code==="SPAWN_UNSUPPORTED"){wakeUp(1);return}console.error(e);wakeUp(1);throw e}const ProcInfo={pid:cp.pid,exited:false,stdinFd:std[0]?.child,stdinIsDevice:std[0]?.child in PHPWASM.input_devices,stdoutChildFd:std[1]?.child,stdoutParentFd:std[1]?.parent,stderrChildFd:std[2]?.child,stderrParentFd:std[2]?.parent,stdout:new PHPWASM.EventEmitter,stderr:new PHPWASM.EventEmitter};if(ProcInfo.stdoutChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutChildFd]=ProcInfo;if(ProcInfo.stderrChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrChildFd]=ProcInfo;if(ProcInfo.stdoutParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutParentFd]=ProcInfo;if(ProcInfo.stderrParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrParentFd]=ProcInfo;PHPWASM.child_proc_by_pid[ProcInfo.pid]=ProcInfo;cp.on("exit",function(code){ProcInfo.exitCode=code;ProcInfo.exited=true;ProcInfo.stdout.emit("data");ProcInfo.stderr.emit("data")});if(ProcInfo.stdoutChildFd){const stdoutStream=SYSCALLS.getStreamFromFD(ProcInfo.stdoutChildFd);let stdoutAt=0;cp.stdout.on("data",function(data){ProcInfo.stdout.emit("data",data);stdoutStream.stream_ops.write(stdoutStream,data,0,data.length,stdoutAt);stdoutAt+=data.length})}if(ProcInfo.stderrChildFd){const stderrStream=SYSCALLS.getStreamFromFD(ProcInfo.stderrChildFd);let stderrAt=0;cp.stderr.on("data",function(data){ProcInfo.stderr.emit("data",data);stderrStream.stream_ops.write(stderrStream,data,0,data.length,stderrAt);stderrAt+=data.length})}try{await new Promise((resolve,reject)=>{cp.on("spawn",resolve);cp.on("error",reject)})}catch(e){console.error(e);wakeUp(1);return}if(ProcInfo.stdinIsDevice){PHPWASM.input_devices[ProcInfo.stdinFd].onData(function(data){if(!data)return;if(typeof data==="number"){data=new Uint8Array([data])}const dataStr=new TextDecoder("utf-8").decode(data);cp.stdin.write(dataStr)});wakeUp(ProcInfo.pid);return}if(ProcInfo.stdinFd){const stdinStream=SYSCALLS.getStreamFromFD(ProcInfo.stdinFd);if(stdinStream.node){const CHUNK_SIZE=1024;const buffer=new Uint8Array(CHUNK_SIZE);let offset=0;while(true){const bytesRead=stdinStream.stream_ops.read(stdinStream,buffer,0,CHUNK_SIZE,offset);if(bytesRead===null||bytesRead===0){break}try{cp.stdin.write(buffer.subarray(0,bytesRead))}catch(e){console.error(e);return 1}if(bytesRead>2]=PHPWASM.child_proc_by_pid[pid].exitCode;return 1}return 0}function _js_waitpid(pid,exitCodePtr){if(!PHPWASM.child_proc_by_pid[pid]){return-1}return Asyncify.handleSleep(wakeUp=>{const poll=function(){if(PHPWASM.child_proc_by_pid[pid]?.exited){HEAPU32[exitCodePtr>>2]=PHPWASM.child_proc_by_pid[pid].exitCode;wakeUp(pid)}else{setTimeout(poll,50)}};poll()})}var arraySum=(array,index)=>{var sum=0;for(var i=0;i<=index;sum+=array[i++]){}return sum};var MONTH_DAYS_LEAP=[31,29,31,30,31,30,31,31,30,31,30,31];var MONTH_DAYS_REGULAR=[31,28,31,30,31,30,31,31,30,31,30,31];var addDays=(date,days)=>{var newDate=new Date(date.getTime());while(days>0){var leap=isLeapYear(newDate.getFullYear());var currentMonth=newDate.getMonth();var daysInCurrentMonth=(leap?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR)[currentMonth];if(days>daysInCurrentMonth-newDate.getDate()){days-=daysInCurrentMonth-newDate.getDate()+1;newDate.setDate(1);if(currentMonth<11){newDate.setMonth(currentMonth+1)}else{newDate.setMonth(0);newDate.setFullYear(newDate.getFullYear()+1)}}else{newDate.setDate(newDate.getDate()+days);return newDate}}return newDate};var _strptime=(buf,format,tm)=>{var pattern=UTF8ToString(format);var SPECIAL_CHARS="\\!@#$^&*()+=-[]/{}|:<>?,.";for(var i=0,ii=SPECIAL_CHARS.length;iEQUIVALENT_MATCHERS[c]||m).replace(/%(.)/g,(_,c)=>{let pat=DATE_PATTERNS[c];if(pat){capture.push(c);return`(${pat})`}else{return c}}).replace(/\s+/g,"\\s*");var matches=new RegExp("^"+pattern_out,"i").exec(UTF8ToString(buf));function initDate(){function fixup(value,min,max){return typeof value!="number"||isNaN(value)?min:value>=min?value<=max?value:max:min}return{year:fixup(HEAP32[tm+20>>2]+1900,1970,9999),month:fixup(HEAP32[tm+16>>2],0,11),day:fixup(HEAP32[tm+12>>2],1,31),hour:fixup(HEAP32[tm+8>>2],0,23),min:fixup(HEAP32[tm+4>>2],0,59),sec:fixup(HEAP32[tm>>2],0,59),gmtoff:0}}if(matches){var date=initDate();var value;var getMatch=symbol=>{var pos=capture.indexOf(symbol);if(pos>=0){return matches[pos+1]}return};if(value=getMatch("S")){date.sec=jstoi_q(value)}if(value=getMatch("M")){date.min=jstoi_q(value)}if(value=getMatch("H")){date.hour=jstoi_q(value)}else if(value=getMatch("I")){var hour=jstoi_q(value);if(value=getMatch("p")){hour+=value.toUpperCase()[0]==="P"?12:0}date.hour=hour}if(value=getMatch("Y")){date.year=jstoi_q(value)}else if(value=getMatch("y")){var year=jstoi_q(value);if(value=getMatch("C")){year+=jstoi_q(value)*100}else{year+=year<69?2e3:1900}date.year=year}if(value=getMatch("m")){date.month=jstoi_q(value)-1}else if(value=getMatch("b")){date.month=MONTH_NUMBERS[value.substring(0,3).toUpperCase()]||0}if(value=getMatch("d")){date.day=jstoi_q(value)}else if(value=getMatch("j")){var day=jstoi_q(value);var leapYear=isLeapYear(date.year);for(var month=0;month<12;++month){var daysUntilMonth=arraySum(leapYear?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,month-1);if(day<=daysUntilMonth+(leapYear?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR)[month]){date.day=day-daysUntilMonth}}}else if(value=getMatch("a")){var weekDay=value.substring(0,3).toUpperCase();if(value=getMatch("U")){var weekDayNumber=DAY_NUMBERS_SUN_FIRST[weekDay];var weekNumber=jstoi_q(value);var janFirst=new Date(date.year,0,1);var endDate;if(janFirst.getDay()===0){endDate=addDays(janFirst,weekDayNumber+7*(weekNumber-1))}else{endDate=addDays(janFirst,7-janFirst.getDay()+weekDayNumber+7*(weekNumber-1))}date.day=endDate.getDate();date.month=endDate.getMonth()}else if(value=getMatch("W")){var weekDayNumber=DAY_NUMBERS_MON_FIRST[weekDay];var weekNumber=jstoi_q(value);var janFirst=new Date(date.year,0,1);var endDate;if(janFirst.getDay()===1){endDate=addDays(janFirst,weekDayNumber+7*(weekNumber-1))}else{endDate=addDays(janFirst,7-janFirst.getDay()+1+weekDayNumber+7*(weekNumber-1))}date.day=endDate.getDate();date.month=endDate.getMonth()}}if(value=getMatch("z")){if(value.toLowerCase()==="z"){date.gmtoff=0}else{var match=value.match(/^((?:\-|\+)\d\d):?(\d\d)?/);date.gmtoff=match[1]*3600;if(match[2]){date.gmtoff+=date.gmtoff>0?match[2]*60:-match[2]*60}}}var fullDate=new 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Object.entries(imports)){if(typeof original=="function"){let isAsyncifyImport=original.isAsync||importPattern.test(x)}}},instrumentWasmExports(exports){var ret={};for(let[x,original]of Object.entries(exports)){if(typeof original=="function"){ret[x]=(...args)=>{Asyncify.exportCallStack.push(x);try{return original(...args)}finally{if(!ABORT){var y=Asyncify.exportCallStack.pop();Asyncify.maybeStopUnwind()}}}}else{ret[x]=original}}return ret},State:{Normal:0,Unwinding:1,Rewinding:2,Disabled:3},state:0,StackSize:4096,currData:null,handleSleepReturnValue:0,exportCallStack:[],callStackNameToId:{},callStackIdToName:{},callStackId:0,asyncPromiseHandlers:null,sleepCallbacks:[],getCallStackId(funcName){var id=Asyncify.callStackNameToId[funcName];if(id===undefined){id=Asyncify.callStackId++;Asyncify.callStackNameToId[funcName]=id;Asyncify.callStackIdToName[id]=funcName}return id},maybeStopUnwind(){if(Asyncify.currData&&Asyncify.state===Asyncify.State.Unwinding&&Asyncify.exportCallStack.length===0){Asyncify.state=Asyncify.State.Normal;runtimeKeepalivePush();runAndAbortIfError(_asyncify_stop_unwind);if(typeof Fibers!="undefined"){Fibers.trampoline()}}},whenDone(){return new Promise((resolve,reject)=>{Asyncify.asyncPromiseHandlers={resolve,reject}})},allocateData(){var ptr=_malloc(12+Asyncify.StackSize);Asyncify.setDataHeader(ptr,ptr+12,Asyncify.StackSize);Asyncify.setDataRewindFunc(ptr);return ptr},setDataHeader(ptr,stack,stackSize){HEAPU32[ptr>>2]=stack;HEAPU32[ptr+4>>2]=stack+stackSize},setDataRewindFunc(ptr){var bottomOfCallStack=Asyncify.exportCallStack[0];var rewindId=Asyncify.getCallStackId(bottomOfCallStack);HEAP32[ptr+8>>2]=rewindId},getDataRewindFuncName(ptr){var id=HEAP32[ptr+8>>2];var name=Asyncify.callStackIdToName[id];return name},getDataRewindFunc(name){var func=wasmExports[name];return func},doRewind(ptr){var name=Asyncify.getDataRewindFuncName(ptr);var func=Asyncify.getDataRewindFunc(name);runtimeKeepalivePop();return func()},handleSleep(startAsync){if(ABORT)return;if(Asyncify.state===Asyncify.State.Normal){var reachedCallback=false;var reachedAfterCallback=false;startAsync((handleSleepReturnValue=0)=>{if(ABORT)return;Asyncify.handleSleepReturnValue=handleSleepReturnValue;reachedCallback=true;if(!reachedAfterCallback){return}Asyncify.state=Asyncify.State.Rewinding;runAndAbortIfError(()=>_asyncify_start_rewind(Asyncify.currData));if(typeof MainLoop!="undefined"&&MainLoop.func){MainLoop.resume()}var asyncWasmReturnValue,isError=false;try{asyncWasmReturnValue=Asyncify.doRewind(Asyncify.currData)}catch(err){asyncWasmReturnValue=err;isError=true}var handled=false;if(!Asyncify.currData){var asyncPromiseHandlers=Asyncify.asyncPromiseHandlers;if(asyncPromiseHandlers){Asyncify.asyncPromiseHandlers=null;(isError?asyncPromiseHandlers.reject:asyncPromiseHandlers.resolve)(asyncWasmReturnValue);handled=true}}if(isError&&!handled){throw asyncWasmReturnValue}});reachedAfterCallback=true;if(!reachedCallback){Asyncify.state=Asyncify.State.Unwinding;Asyncify.currData=Asyncify.allocateData();if(typeof MainLoop!="undefined"&&MainLoop.func){MainLoop.pause()}runAndAbortIfError(()=>_asyncify_start_unwind(Asyncify.currData))}}else if(Asyncify.state===Asyncify.State.Rewinding){Asyncify.state=Asyncify.State.Normal;runAndAbortIfError(_asyncify_stop_rewind);_free(Asyncify.currData);Asyncify.currData=null;Asyncify.sleepCallbacks.forEach(callUserCallback)}else{abort(`invalid state: ${Asyncify.state}`)}return Asyncify.handleSleepReturnValue},handleAsync(startAsync){return Asyncify.handleSleep(wakeUp=>{startAsync().then(wakeUp)})}};var getCFunc=ident=>{var func=Module["_"+ident];return func};var writeArrayToMemory=(array,buffer)=>{HEAP8.set(array,buffer)};var ccall=(ident,returnType,argTypes,args,opts)=>{var toC={string:str=>{var ret=0;if(str!==null&&str!==undefined&&str!==0){ret=stringToUTF8OnStack(str)}return ret},array:arr=>{var ret=stackAlloc(arr.length);writeArrayToMemory(arr,ret);return ret}};function convertReturnValue(ret){if(returnType==="string"){return UTF8ToString(ret)}if(returnType==="boolean")return Boolean(ret);return ret}var func=getCFunc(ident);var cArgs=[];var stack=0;if(args){for(var i=0;iFS.unlink(path);var FS_createLazyFile=FS.createLazyFile;var FS_createDevice=FS.createDevice;FS.createPreloadedFile=FS_createPreloadedFile;FS.staticInit();Module["FS_createPath"]=FS.createPath;Module["FS_createDataFile"]=FS.createDataFile;Module["FS_createPreloadedFile"]=FS.createPreloadedFile;Module["FS_unlink"]=FS.unlink;Module["FS_createLazyFile"]=FS.createLazyFile;Module["FS_createDevice"]=FS.createDevice;MEMFS.doesNotExistError=new FS.ErrnoError(44);MEMFS.doesNotExistError.stack="";PHPWASM.init();var wasmImports={v:___assert_fail,Ka:__asyncjs__js_module_onMessage,na:___call_sighandler,da:___syscall_accept4,ca:___syscall_bind,Da:___syscall_chdir,I:___syscall_chmod,ba:___syscall_connect,Ca:___syscall_dup,Ba:___syscall_dup3,Ea:___syscall_faccessat,za:___syscall_fchmod,ya:___syscall_fchown32,H:___syscall_fchownat,l:___syscall_fcntl64,xa:___syscall_fstat64,T:___syscall_ftruncate64,sa:___syscall_getcwd,ma:___syscall_getdents64,$:___syscall_getpeername,_:___syscall_getsockname,Z:___syscall_getsockopt,y:___syscall_ioctl,Y:___syscall_listen,ua:___syscall_lstat64,ra:___syscall_mkdirat,va:___syscall_newfstatat,t:___syscall_openat,qa:___syscall_pipe,pa:___syscall_poll,la:___syscall_readlinkat,X:___syscall_recvfrom,ka:___syscall_renameat,E:___syscall_rmdir,W:___syscall_sendto,C:___syscall_socket,wa:___syscall_stat64,ja:___syscall_statfs64,ia:___syscall_symlinkat,w:___syscall_unlinkat,ga:___syscall_utimensat,Fa:__abort_js,aa:__emscripten_lookup_name,Aa:__emscripten_memcpy_js,oa:__emscripten_runtime_keepalive_clear,ea:__emscripten_throw_longjmp,P:__gmtime_js,Q:__localtime_js,R:__mktime_js,Ta:__mmap_js,O:__munmap_js,D:__setitimer_js,Ha:__tzset_js,U:_clock_time_get,G:_emscripten_date_now,ha:_emscripten_get_heap_max,s:_emscripten_get_now,fa:_emscripten_resize_heap,K:_emscripten_sleep,Ia:_environ_get,Ja:_environ_sizes_get,n:_exit,o:_fd_close,F:_fd_fdstat_get,J:_fd_read,S:_fd_seek,ta:_fd_sync,x:_fd_write,N:_getaddrinfo,B:_getnameinfo,Sa:_getprotobyname,Ra:_getprotobynumber,j:invoke_i,c:invoke_ii,d:invoke_iii,e:invoke_iiii,h:invoke_iiiii,q:invoke_iiiiii,u:invoke_iiiiiii,Oa:invoke_iiiiiiii,Pa:invoke_iiiiiiiiii,V:invoke_jii,f:invoke_v,a:invoke_vi,b:invoke_vii,A:invoke_viidii,g:invoke_viii,k:invoke_viiii,m:invoke_viiiii,i:invoke_viiiiii,z:invoke_viiiiiiiii,M:_js_create_input_device,La:js_fd_read,L:_js_open_process,Ma:js_popen_to_file,Na:_js_process_status,Ua:_js_waitpid,Ga:_proc_exit,Qa:_strptime,r:wasm_poll_socket,p:_wasm_setsockopt};var wasmExports;createWasm();var ___wasm_call_ctors=()=>(___wasm_call_ctors=wasmExports["Wa"])();var _malloc=a0=>(_malloc=wasmExports["Ya"])(a0);var _free=a0=>(_free=wasmExports["Za"])(a0);var _wasm_read=Module["_wasm_read"]=(a0,a1,a2)=>(_wasm_read=Module["_wasm_read"]=wasmExports["_a"])(a0,a1,a2);var _fflush=a0=>(_fflush=wasmExports["$a"])(a0);var _wasm_popen=Module["_wasm_popen"]=(a0,a1)=>(_wasm_popen=Module["_wasm_popen"]=wasmExports["ab"])(a0,a1);var _wasm_php_exec=Module["_wasm_php_exec"]=(a0,a1,a2,a3)=>(_wasm_php_exec=Module["_wasm_php_exec"]=wasmExports["bb"])(a0,a1,a2,a3);var _php_pollfd_for=Module["_php_pollfd_for"]=(a0,a1,a2)=>(_php_pollfd_for=Module["_php_pollfd_for"]=wasmExports["cb"])(a0,a1,a2);var _htons=a0=>(_htons=wasmExports["db"])(a0);var _ntohs=a0=>(_ntohs=wasmExports["eb"])(a0);var _htonl=a0=>(_htonl=wasmExports["fb"])(a0);var _wasm_sleep=Module["_wasm_sleep"]=a0=>(_wasm_sleep=Module["_wasm_sleep"]=wasmExports["gb"])(a0);var ___wrap_select=Module["___wrap_select"]=(a0,a1,a2,a3,a4)=>(___wrap_select=Module["___wrap_select"]=wasmExports["hb"])(a0,a1,a2,a3,a4);var _wasm_set_sapi_name=Module["_wasm_set_sapi_name"]=a0=>(_wasm_set_sapi_name=Module["_wasm_set_sapi_name"]=wasmExports["ib"])(a0);var _wasm_set_phpini_path=Module["_wasm_set_phpini_path"]=a0=>(_wasm_set_phpini_path=Module["_wasm_set_phpini_path"]=wasmExports["jb"])(a0);var _wasm_add_SERVER_entry=Module["_wasm_add_SERVER_entry"]=(a0,a1)=>(_wasm_add_SERVER_entry=Module["_wasm_add_SERVER_entry"]=wasmExports["kb"])(a0,a1);var _wasm_add_ENV_entry=Module["_wasm_add_ENV_entry"]=(a0,a1)=>(_wasm_add_ENV_entry=Module["_wasm_add_ENV_entry"]=wasmExports["lb"])(a0,a1);var _wasm_set_query_string=Module["_wasm_set_query_string"]=a0=>(_wasm_set_query_string=Module["_wasm_set_query_string"]=wasmExports["mb"])(a0);var 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_wasm_set_request_body=Module["_wasm_set_request_body"]=a0=>(_wasm_set_request_body=Module["_wasm_set_request_body"]=wasmExports["tb"])(a0);var _wasm_set_content_length=Module["_wasm_set_content_length"]=a0=>(_wasm_set_content_length=Module["_wasm_set_content_length"]=wasmExports["ub"])(a0);var _wasm_set_cookies=Module["_wasm_set_cookies"]=a0=>(_wasm_set_cookies=Module["_wasm_set_cookies"]=wasmExports["vb"])(a0);var _wasm_set_request_port=Module["_wasm_set_request_port"]=a0=>(_wasm_set_request_port=Module["_wasm_set_request_port"]=wasmExports["wb"])(a0);var _wasm_sapi_request_shutdown=Module["_wasm_sapi_request_shutdown"]=()=>(_wasm_sapi_request_shutdown=Module["_wasm_sapi_request_shutdown"]=wasmExports["xb"])();var _wasm_sapi_handle_request=Module["_wasm_sapi_handle_request"]=()=>(_wasm_sapi_handle_request=Module["_wasm_sapi_handle_request"]=wasmExports["yb"])();var _php_wasm_init=Module["_php_wasm_init"]=()=>(_php_wasm_init=Module["_php_wasm_init"]=wasmExports["zb"])();var _wasm_free=Module["_wasm_free"]=a0=>(_wasm_free=Module["_wasm_free"]=wasmExports["Ab"])(a0);var ___funcs_on_exit=()=>(___funcs_on_exit=wasmExports["Bb"])();var _emscripten_builtin_memalign=(a0,a1)=>(_emscripten_builtin_memalign=wasmExports["Cb"])(a0,a1);var __emscripten_timeout=(a0,a1)=>(__emscripten_timeout=wasmExports["Db"])(a0,a1);var _setThrew=(a0,a1)=>(_setThrew=wasmExports["Eb"])(a0,a1);var __emscripten_tempret_set=a0=>(__emscripten_tempret_set=wasmExports["Fb"])(a0);var __emscripten_stack_restore=a0=>(__emscripten_stack_restore=wasmExports["Gb"])(a0);var __emscripten_stack_alloc=a0=>(__emscripten_stack_alloc=wasmExports["Hb"])(a0);var _emscripten_stack_get_current=()=>(_emscripten_stack_get_current=wasmExports["Ib"])();var dynCall_vi=Module["dynCall_vi"]=(a0,a1)=>(dynCall_vi=Module["dynCall_vi"]=wasmExports["Jb"])(a0,a1);var dynCall_iiii=Module["dynCall_iiii"]=(a0,a1,a2,a3)=>(dynCall_iiii=Module["dynCall_iiii"]=wasmExports["Kb"])(a0,a1,a2,a3);var dynCall_ii=Module["dynCall_ii"]=(a0,a1)=>(dynCall_ii=Module["dynCall_ii"]=wasmExports["Lb"])(a0,a1);var dynCall_vii=Module["dynCall_vii"]=(a0,a1,a2)=>(dynCall_vii=Module["dynCall_vii"]=wasmExports["Mb"])(a0,a1,a2);var dynCall_iii=Module["dynCall_iii"]=(a0,a1,a2)=>(dynCall_iii=Module["dynCall_iii"]=wasmExports["Nb"])(a0,a1,a2);var dynCall_iiiii=Module["dynCall_iiiii"]=(a0,a1,a2,a3,a4)=>(dynCall_iiiii=Module["dynCall_iiiii"]=wasmExports["Ob"])(a0,a1,a2,a3,a4);var dynCall_iiiiii=Module["dynCall_iiiiii"]=(a0,a1,a2,a3,a4,a5)=>(dynCall_iiiiii=Module["dynCall_iiiiii"]=wasmExports["Pb"])(a0,a1,a2,a3,a4,a5);var dynCall_viiii=Module["dynCall_viiii"]=(a0,a1,a2,a3,a4)=>(dynCall_viiii=Module["dynCall_viiii"]=wasmExports["Qb"])(a0,a1,a2,a3,a4);var dynCall_viii=Module["dynCall_viii"]=(a0,a1,a2,a3)=>(dynCall_viii=Module["dynCall_viii"]=wasmExports["Rb"])(a0,a1,a2,a3);var dynCall_viiiii=Module["dynCall_viiiii"]=(a0,a1,a2,a3,a4,a5)=>(dynCall_viiiii=Module["dynCall_viiiii"]=wasmExports["Sb"])(a0,a1,a2,a3,a4,a5);var dynCall_iiiiiii=Module["dynCall_iiiiiii"]=(a0,a1,a2,a3,a4,a5,a6)=>(dynCall_iiiiiii=Module["dynCall_iiiiiii"]=wasmExports["Tb"])(a0,a1,a2,a3,a4,a5,a6);var dynCall_i=Module["dynCall_i"]=a0=>(dynCall_i=Module["dynCall_i"]=wasmExports["Ub"])(a0);var dynCall_v=Module["dynCall_v"]=a0=>(dynCall_v=Module["dynCall_v"]=wasmExports["Vb"])(a0);var dynCall_viiiiiiiii=Module["dynCall_viiiiiiiii"]=(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9)=>(dynCall_viiiiiiiii=Module["dynCall_viiiiiiiii"]=wasmExports["Wb"])(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9);var dynCall_viiiiii=Module["dynCall_viiiiii"]=(a0,a1,a2,a3,a4,a5,a6)=>(dynCall_viiiiii=Module["dynCall_viiiiii"]=wasmExports["Xb"])(a0,a1,a2,a3,a4,a5,a6);var dynCall_iiiiiiii=Module["dynCall_iiiiiiii"]=(a0,a1,a2,a3,a4,a5,a6,a7)=>(dynCall_iiiiiiii=Module["dynCall_iiiiiiii"]=wasmExports["Yb"])(a0,a1,a2,a3,a4,a5,a6,a7);var dynCall_iiiiiiiiii=Module["dynCall_iiiiiiiiii"]=(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9)=>(dynCall_iiiiiiiiii=Module["dynCall_iiiiiiiiii"]=wasmExports["Zb"])(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9);var dynCall_jii=Module["dynCall_jii"]=(a0,a1,a2)=>(dynCall_jii=Module["dynCall_jii"]=wasmExports["_b"])(a0,a1,a2);var dynCall_viidii=Module["dynCall_viidii"]=(a0,a1,a2,a3,a4,a5)=>(dynCall_viidii=Module["dynCall_viidii"]=wasmExports["$b"])(a0,a1,a2,a3,a4,a5);var _asyncify_start_unwind=a0=>(_asyncify_start_unwind=wasmExports["ac"])(a0);var _asyncify_stop_unwind=()=>(_asyncify_stop_unwind=wasmExports["bc"])();var _asyncify_start_rewind=a0=>(_asyncify_start_rewind=wasmExports["cc"])(a0);var _asyncify_stop_rewind=()=>(_asyncify_stop_rewind=wasmExports["dc"])();function invoke_vii(index,a1,a2){var sp=stackSave();try{dynCall_vii(index,a1,a2)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iii(index,a1,a2){var sp=stackSave();try{return dynCall_iii(index,a1,a2)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiiiii(index,a1,a2,a3,a4,a5,a6){var sp=stackSave();try{return dynCall_iiiiiii(index,a1,a2,a3,a4,a5,a6)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_vi(index,a1){var sp=stackSave();try{dynCall_vi(index,a1)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_i(index){var sp=stackSave();try{return dynCall_i(index)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_v(index){var sp=stackSave();try{dynCall_v(index)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viii(index,a1,a2,a3){var sp=stackSave();try{dynCall_viii(index,a1,a2,a3)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_ii(index,a1){var sp=stackSave();try{return dynCall_ii(index,a1)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiii(index,a1,a2,a3,a4){var sp=stackSave();try{dynCall_viiii(index,a1,a2,a3,a4)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiii(index,a1,a2,a3,a4){var sp=stackSave();try{return dynCall_iiiii(index,a1,a2,a3,a4)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiii(index,a1,a2,a3){var sp=stackSave();try{return dynCall_iiii(index,a1,a2,a3)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiiiii(index,a1,a2,a3,a4,a5,a6){var sp=stackSave();try{dynCall_viiiiii(index,a1,a2,a3,a4,a5,a6)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiiii(index,a1,a2,a3,a4,a5){var sp=stackSave();try{dynCall_viiiii(index,a1,a2,a3,a4,a5)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viidii(index,a1,a2,a3,a4,a5){var sp=stackSave();try{dynCall_viidii(index,a1,a2,a3,a4,a5)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9){var sp=stackSave();try{return dynCall_iiiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiiii(index,a1,a2,a3,a4,a5){var sp=stackSave();try{return dynCall_iiiiii(index,a1,a2,a3,a4,a5)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9){var sp=stackSave();try{dynCall_viiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiiiiii(index,a1,a2,a3,a4,a5,a6,a7){var sp=stackSave();try{return dynCall_iiiiiiii(index,a1,a2,a3,a4,a5,a6,a7)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_jii(index,a1,a2){var sp=stackSave();try{return dynCall_jii(index,a1,a2)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}Module["addRunDependency"]=addRunDependency;Module["removeRunDependency"]=removeRunDependency;Module["wasmExports"]=wasmExports;Module["ccall"]=ccall;Module["FS_createPreloadedFile"]=FS_createPreloadedFile;Module["FS_unlink"]=FS_unlink;Module["FS_createPath"]=FS_createPath;Module["FS_createDevice"]=FS_createDevice;Module["FS_createDataFile"]=FS_createDataFile;Module["FS_createLazyFile"]=FS_createLazyFile;Module["PROXYFS"]=PROXYFS;var calledRun;dependenciesFulfilled=function runCaller(){if(!calledRun)run();if(!calledRun)dependenciesFulfilled=runCaller};function run(){if(runDependencies>0){return}preRun();if(runDependencies>0){return}function doRun(){if(calledRun)return;calledRun=true;Module["calledRun"]=true;if(ABORT)return;initRuntime();Module["onRuntimeInitialized"]?.();postRun()}if(Module["setStatus"]){Module["setStatus"]("Running...");setTimeout(()=>{setTimeout(()=>Module["setStatus"](""),1);doRun()},1)}else{doRun()}}if(Module["preInit"]){if(typeof Module["preInit"]=="function")Module["preInit"]=[Module["preInit"]];while(Module["preInit"].length>0){Module["preInit"].pop()()}}run(); /** * Emscripten resolves `localhost` to a random IP address. Let's * make it always resolve to 127.0.0.1. diff --git a/packages/php-wasm/web/public/php/asyncify/php_7_4.js b/packages/php-wasm/web/public/php/asyncify/php_7_4.js index b643ac489b..32b77aa62d 100644 --- a/packages/php-wasm/web/public/php/asyncify/php_7_4.js +++ b/packages/php-wasm/web/public/php/asyncify/php_7_4.js @@ -1,46 +1,20 @@ import dependencyFilename from './7_4_33/php_7_4.wasm'; export { dependencyFilename }; -export const dependenciesTotalSize = 13148761; +export const dependenciesTotalSize = 13137184; export function init(RuntimeName, PHPLoader) { - /** - * Overrides Emscripten's default ExitStatus object which gets - * thrown on failure. Unfortunately, the default object is not - * a subclass of Error and does not provide any stack trace. - * - * This is a deliberate behavior on Emscripten's end to prevent - * memory leaks after the program exits. See: - * - * https://github.com/emscripten-core/emscripten/pull/9108 - * - * In case of WordPress Playground, the worker in which the PHP - * runs will typically exit after the PHP program finishes, so - * we don't have to worry about memory leaks. - * - * As for assigning to a previously undeclared ExitStatus variable here, - * the Emscripten module declares `ExitStatus` as `function ExitStatus` - * which means it gets hoisted to the top of the scope and can be - * reassigned here – before the actual declaration is reached. - * - * If that sounds weird, try this example: - * - * ExitStatus = () => { console.log("reassigned"); } - * function ExitStatus() {} - * ExitStatus(); - * // logs "reassigned" - */ - ExitStatus = class PHPExitStatus extends Error { - constructor(status) { - super(status); - this.name = "ExitStatus"; - this.message = "Program terminated with exit(" + status + ")"; - this.status = status; - } - } - // The rest of the code comes from the built php.js file and esm-suffix.js -var Module=typeof PHPLoader!="undefined"?PHPLoader:{};var ENVIRONMENT_IS_WEB=RuntimeName==="WEB";var ENVIRONMENT_IS_WORKER=RuntimeName==="WORKER";var ENVIRONMENT_IS_NODE=RuntimeName==="NODE";var moduleOverrides=Object.assign({},Module);var arguments_=[];var thisProgram="./this.program";var quit_=(status,toThrow)=>{throw toThrow};var scriptDirectory="";function locateFile(path){if(Module["locateFile"]){return Module["locateFile"](path,scriptDirectory)}return scriptDirectory+path}var read_,readAsync,readBinary;if(ENVIRONMENT_IS_WEB||ENVIRONMENT_IS_WORKER){if(ENVIRONMENT_IS_WORKER){scriptDirectory=self.location.href}else if(typeof document!="undefined"&&document.currentScript){scriptDirectory=document.currentScript.src}if(scriptDirectory.startsWith("blob:")){scriptDirectory=""}else{scriptDirectory=scriptDirectory.substr(0,scriptDirectory.replace(/[?#].*/,"").lastIndexOf("/")+1)}{read_=url=>{var xhr=new XMLHttpRequest;xhr.open("GET",url,false);xhr.send(null);return xhr.responseText};if(ENVIRONMENT_IS_WORKER){readBinary=url=>{var xhr=new XMLHttpRequest;xhr.open("GET",url,false);xhr.responseType="arraybuffer";xhr.send(null);return new Uint8Array(xhr.response)}}readAsync=(url,onload,onerror)=>{fetch(url,{credentials:"same-origin"}).then(response=>{if(response.ok){return response.arrayBuffer()}return Promise.reject(new Error(response.status+" : "+response.url))}).then(onload,onerror)}}}else{}var out=Module["print"]||console.log.bind(console);var err=Module["printErr"]||console.error.bind(console);Object.assign(Module,moduleOverrides);moduleOverrides=null;if(Module["arguments"])arguments_=Module["arguments"];if(Module["thisProgram"])thisProgram=Module["thisProgram"];if(Module["quit"])quit_=Module["quit"];var wasmBinary;if(Module["wasmBinary"])wasmBinary=Module["wasmBinary"];var wasmMemory;var ABORT=false;var EXITSTATUS;function assert(condition,text){if(!condition){abort(text)}}var HEAP8,HEAPU8,HEAP16,HEAPU16,HEAP32,HEAPU32,HEAPF32,HEAPF64;function updateMemoryViews(){var b=wasmMemory.buffer;Module["HEAP8"]=HEAP8=new Int8Array(b);Module["HEAP16"]=HEAP16=new Int16Array(b);Module["HEAPU8"]=HEAPU8=new Uint8Array(b);Module["HEAPU16"]=HEAPU16=new Uint16Array(b);Module["HEAP32"]=HEAP32=new Int32Array(b);Module["HEAPU32"]=HEAPU32=new Uint32Array(b);Module["HEAPF32"]=HEAPF32=new Float32Array(b);Module["HEAPF64"]=HEAPF64=new Float64Array(b)}var __ATPRERUN__=[];var __ATINIT__=[];var __ATEXIT__=[];var __ATPOSTRUN__=[];var runtimeInitialized=false;var runtimeExited=false;function preRun(){if(Module["preRun"]){if(typeof Module["preRun"]=="function")Module["preRun"]=[Module["preRun"]];while(Module["preRun"].length){addOnPreRun(Module["preRun"].shift())}}callRuntimeCallbacks(__ATPRERUN__)}function initRuntime(){runtimeInitialized=true;SOCKFS.root=FS.mount(SOCKFS,{},null);if(!Module["noFSInit"]&&!FS.init.initialized)FS.init();FS.ignorePermissions=false;TTY.init();PIPEFS.root=FS.mount(PIPEFS,{},null);callRuntimeCallbacks(__ATINIT__)}function exitRuntime(){___funcs_on_exit();callRuntimeCallbacks(__ATEXIT__);FS.quit();TTY.shutdown();runtimeExited=true}function postRun(){if(Module["postRun"]){if(typeof Module["postRun"]=="function")Module["postRun"]=[Module["postRun"]];while(Module["postRun"].length){addOnPostRun(Module["postRun"].shift())}}callRuntimeCallbacks(__ATPOSTRUN__)}function addOnPreRun(cb){__ATPRERUN__.unshift(cb)}function addOnInit(cb){__ATINIT__.unshift(cb)}function addOnPostRun(cb){__ATPOSTRUN__.unshift(cb)}var runDependencies=0;var runDependencyWatcher=null;var dependenciesFulfilled=null;function getUniqueRunDependency(id){return id}function addRunDependency(id){runDependencies++;Module["monitorRunDependencies"]?.(runDependencies)}function removeRunDependency(id){runDependencies--;Module["monitorRunDependencies"]?.(runDependencies);if(runDependencies==0){if(runDependencyWatcher!==null){clearInterval(runDependencyWatcher);runDependencyWatcher=null}if(dependenciesFulfilled){var callback=dependenciesFulfilled;dependenciesFulfilled=null;callback()}}}function abort(what){Module["onAbort"]?.(what);what="Aborted("+what+")";err(what);ABORT=true;EXITSTATUS=1;what+=". Build with -sASSERTIONS for more info.";var e=new WebAssembly.RuntimeError(what);throw e}var dataURIPrefix="data:application/octet-stream;base64,";var isDataURI=filename=>filename.startsWith(dataURIPrefix);function findWasmBinary(){var f=dependencyFilename;if(!isDataURI(f)){return locateFile(f)}return f}var wasmBinaryFile;function getBinarySync(file){if(file==wasmBinaryFile&&wasmBinary){return new Uint8Array(wasmBinary)}if(readBinary){return readBinary(file)}throw"both async and sync fetching of the wasm failed"}function getBinaryPromise(binaryFile){if(!wasmBinary){return new Promise((resolve,reject)=>{readAsync(binaryFile,response=>resolve(new Uint8Array(response)),error=>{try{resolve(getBinarySync(binaryFile))}catch(e){reject(e)}})})}return Promise.resolve().then(()=>getBinarySync(binaryFile))}function instantiateArrayBuffer(binaryFile,imports,receiver){return getBinaryPromise(binaryFile).then(binary=>WebAssembly.instantiate(binary,imports)).then(receiver,reason=>{err(`failed to asynchronously prepare wasm: ${reason}`);abort(reason)})}function instantiateAsync(binary,binaryFile,imports,callback){if(!binary&&typeof WebAssembly.instantiateStreaming=="function"&&!isDataURI(binaryFile)&&typeof fetch=="function"){return fetch(binaryFile,{credentials:"same-origin"}).then(response=>{var result=WebAssembly.instantiateStreaming(response,imports);return result.then(callback,function(reason){err(`wasm streaming compile failed: ${reason}`);err("falling back to ArrayBuffer instantiation");return instantiateArrayBuffer(binaryFile,imports,callback)})})}return instantiateArrayBuffer(binaryFile,imports,callback)}function getWasmImports(){return{a:wasmImports}}function createWasm(){var info=getWasmImports();function receiveInstance(instance,module){wasmExports=instance.exports;wasmExports=Asyncify.instrumentWasmExports(wasmExports);Module["wasmExports"]=wasmExports;wasmMemory=wasmExports["$a"];updateMemoryViews();wasmTable=wasmExports["cb"];addOnInit(wasmExports["ab"]);removeRunDependency("wasm-instantiate");return wasmExports}addRunDependency("wasm-instantiate");function receiveInstantiationResult(result){receiveInstance(result["instance"])}if(Module["instantiateWasm"]){try{return Module["instantiateWasm"](info,receiveInstance)}catch(e){err(`Module.instantiateWasm callback failed with error: ${e}`);return false}}if(!wasmBinaryFile)wasmBinaryFile=findWasmBinary();instantiateAsync(wasmBinary,wasmBinaryFile,info,receiveInstantiationResult);return{}}var tempDouble;var tempI64;function js_popen_to_file(command,mode,exitCodePtr){const returnCallback=resolver=>Asyncify.handleSleep(resolver);if(!command)return 1;const cmdstr=UTF8ToString(command);if(!cmdstr.length)return 0;const modestr=UTF8ToString(mode);if(!modestr.length)return 0;if(modestr==="w"){console.error('popen($cmd, "w") is not implemented yet')}return returnCallback(async wakeUp=>{let cp;try{cp=PHPWASM.spawnProcess(cmdstr,[]);if(cp instanceof Promise){cp=await cp}}catch(e){console.error(e);if(e.code==="SPAWN_UNSUPPORTED"){return 1}throw e}const outByteArrays=[];cp.stdout.on("data",function(data){outByteArrays.push(data)});const outputPath="/tmp/popen_output";cp.on("exit",function(exitCode){const outBytes=new Uint8Array(outByteArrays.reduce((acc,curr)=>acc+curr.length,0));let offset=0;for(const byteArray of outByteArrays){outBytes.set(byteArray,offset);offset+=byteArray.length}FS.writeFile(outputPath,outBytes);HEAPU8[exitCodePtr]=exitCode;wakeUp(allocateUTF8OnStack(outputPath))})})}function wasm_poll_socket(socketd,events,timeout){const returnCallback=resolver=>Asyncify.handleSleep(resolver);const POLLIN=1;const POLLPRI=2;const POLLOUT=4;const POLLERR=8;const POLLHUP=16;const POLLNVAL=32;return returnCallback(wakeUp=>{const polls=[];if(socketd in PHPWASM.child_proc_by_fd){const procInfo=PHPWASM.child_proc_by_fd[socketd];if(procInfo.exited){wakeUp(0);return}polls.push(PHPWASM.awaitEvent(procInfo.stdout,"data"))}else if(FS.isSocket(FS.getStream(socketd)?.node.mode)){const sock=getSocketFromFD(socketd);if(!sock){wakeUp(0);return}const lookingFor=new Set;if(events&POLLIN||events&POLLPRI){if(sock.server){for(const client of sock.pending){if((client.recv_queue||[]).length>0){wakeUp(1);return}}}else if((sock.recv_queue||[]).length>0){wakeUp(1);return}}const webSockets=PHPWASM.getAllWebSockets(sock);if(!webSockets.length){wakeUp(0);return}for(const ws of webSockets){if(events&POLLIN||events&POLLPRI){polls.push(PHPWASM.awaitData(ws));lookingFor.add("POLLIN")}if(events&POLLOUT){polls.push(PHPWASM.awaitConnection(ws));lookingFor.add("POLLOUT")}if(events&POLLHUP){polls.push(PHPWASM.awaitClose(ws));lookingFor.add("POLLHUP")}if(events&POLLERR||events&POLLNVAL){polls.push(PHPWASM.awaitError(ws));lookingFor.add("POLLERR")}}}else{setTimeout(function(){wakeUp(1)},timeout);return}if(polls.length===0){console.warn("Unsupported poll event "+events+", defaulting to setTimeout().");setTimeout(function(){wakeUp(0)},timeout);return}const promises=polls.map(([promise])=>promise);const clearPolling=()=>polls.forEach(([,clear])=>clear());let awaken=false;let timeoutId;Promise.race(promises).then(function(results){if(!awaken){awaken=true;wakeUp(1);if(timeoutId){clearTimeout(timeoutId)}clearPolling()}});if(timeout!==-1){timeoutId=setTimeout(function(){if(!awaken){awaken=true;wakeUp(0);clearPolling()}},timeout)}})}function js_fd_read(fd,iov,iovcnt,pnum){const returnCallback=resolver=>Asyncify.handleSleep(resolver);if(Asyncify?.State?.Normal===undefined||Asyncify?.state===Asyncify?.State?.Normal){var returnCode;var stream;let num=0;try{stream=SYSCALLS.getStreamFromFD(fd);const num=doReadv(stream,iov,iovcnt);HEAPU32[pnum>>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError")){throw e}if(e.errno!==6||!(stream?.fd in PHPWASM.child_proc_by_fd)){HEAPU32[pnum>>2]=0;return returnCode}}}return returnCallback(wakeUp=>{var retries=0;var interval=50;var timeout=5e3;var maxRetries=timeout/interval;function poll(){var returnCode;var stream;let num;try{stream=SYSCALLS.getStreamFromFD(fd);num=doReadv(stream,iov,iovcnt);returnCode=0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError")){console.error(e);throw e}returnCode=e.errno}const success=returnCode===0;const failure=++retries>maxRetries||!(fd in PHPWASM.child_proc_by_fd)||PHPWASM.child_proc_by_fd[fd]?.exited||FS.isClosed(stream);if(success){HEAPU32[pnum>>2]=num;wakeUp(0)}else if(failure){HEAPU32[pnum>>2]=0;wakeUp(returnCode===6?0:returnCode)}else{setTimeout(poll,interval)}}poll()})}function __asyncjs__js_module_onMessage(data,response_buffer){return Asyncify.handleAsync(async()=>{if(Module["onMessage"]){const dataStr=UTF8ToString(data);return Module["onMessage"](dataStr).then(response=>{const responseBytes=typeof response==="string"?(new TextEncoder).encode(response):response;const responseSize=responseBytes.byteLength;const responsePtr=_malloc(responseSize+1);HEAPU8.set(responseBytes,responsePtr);HEAPU8[responsePtr+responseSize]=0;HEAPU8[response_buffer]=responsePtr;HEAPU8[response_buffer+1]=responsePtr>>8;HEAPU8[response_buffer+2]=responsePtr>>16;HEAPU8[response_buffer+3]=responsePtr>>24;return responseSize}).catch(e=>{console.error(e);return-1})}})}function ExitStatus(status){this.name="ExitStatus";this.message=`Program terminated with exit(${status})`;this.status=status}var callRuntimeCallbacks=callbacks=>{while(callbacks.length>0){callbacks.shift()(Module)}};var noExitRuntime=Module["noExitRuntime"]||false;var stackRestore=val=>__emscripten_stack_restore(val);var stackSave=()=>_emscripten_stack_get_current();function _SharpYuvConvert(){abort("missing function: SharpYuvConvert")}_SharpYuvConvert.stub=true;function _SharpYuvGetConversionMatrix(){abort("missing function: SharpYuvGetConversionMatrix")}_SharpYuvGetConversionMatrix.stub=true;function _SharpYuvInit(){abort("missing function: SharpYuvInit")}_SharpYuvInit.stub=true;var UTF8Decoder=typeof TextDecoder!="undefined"?new TextDecoder("utf8"):undefined;var UTF8ArrayToString=(heapOrArray,idx,maxBytesToRead)=>{var endIdx=idx+maxBytesToRead;var endPtr=idx;while(heapOrArray[endPtr]&&!(endPtr>=endIdx))++endPtr;if(endPtr-idx>16&&heapOrArray.buffer&&UTF8Decoder){return UTF8Decoder.decode(heapOrArray.subarray(idx,endPtr))}var str="";while(idx>10,56320|ch&1023)}}return str};var UTF8ToString=(ptr,maxBytesToRead)=>ptr?UTF8ArrayToString(HEAPU8,ptr,maxBytesToRead):"";Module["UTF8ToString"]=UTF8ToString;var ___assert_fail=(condition,filename,line,func)=>{abort(`Assertion failed: ${UTF8ToString(condition)}, at: `+[filename?UTF8ToString(filename):"unknown filename",line,func?UTF8ToString(func):"unknown function"])};var ___call_sighandler=(fp,sig)=>(a1=>dynCall_vi(fp,a1))(sig);var initRandomFill=()=>{if(typeof crypto=="object"&&typeof crypto["getRandomValues"]=="function"){return view=>crypto.getRandomValues(view)}else abort("initRandomDevice")};var randomFill=view=>(randomFill=initRandomFill())(view);var PATH={isAbs:path=>path.charAt(0)==="/",splitPath:filename=>{var splitPathRe=/^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/;return splitPathRe.exec(filename).slice(1)},normalizeArray:(parts,allowAboveRoot)=>{var up=0;for(var i=parts.length-1;i>=0;i--){var last=parts[i];if(last==="."){parts.splice(i,1)}else if(last===".."){parts.splice(i,1);up++}else if(up){parts.splice(i,1);up--}}if(allowAboveRoot){for(;up;up--){parts.unshift("..")}}return parts},normalize:path=>{var isAbsolute=PATH.isAbs(path),trailingSlash=path.substr(-1)==="/";path=PATH.normalizeArray(path.split("/").filter(p=>!!p),!isAbsolute).join("/");if(!path&&!isAbsolute){path="."}if(path&&trailingSlash){path+="/"}return(isAbsolute?"/":"")+path},dirname:path=>{var result=PATH.splitPath(path),root=result[0],dir=result[1];if(!root&&!dir){return"."}if(dir){dir=dir.substr(0,dir.length-1)}return root+dir},basename:path=>{if(path==="/")return"/";path=PATH.normalize(path);path=path.replace(/\/$/,"");var lastSlash=path.lastIndexOf("/");if(lastSlash===-1)return path;return path.substr(lastSlash+1)},join:(...paths)=>PATH.normalize(paths.join("/")),join2:(l,r)=>PATH.normalize(l+"/"+r)};var PATH_FS={resolve:(...args)=>{var resolvedPath="",resolvedAbsolute=false;for(var i=args.length-1;i>=-1&&!resolvedAbsolute;i--){var path=i>=0?args[i]:FS.cwd();if(typeof path!="string"){throw new TypeError("Arguments to path.resolve must be strings")}else if(!path){return""}resolvedPath=path+"/"+resolvedPath;resolvedAbsolute=PATH.isAbs(path)}resolvedPath=PATH.normalizeArray(resolvedPath.split("/").filter(p=>!!p),!resolvedAbsolute).join("/");return(resolvedAbsolute?"/":"")+resolvedPath||"."},relative:(from,to)=>{from=PATH_FS.resolve(from).substr(1);to=PATH_FS.resolve(to).substr(1);function trim(arr){var start=0;for(;start=0;end--){if(arr[end]!=="")break}if(start>end)return[];return arr.slice(start,end-start+1)}var fromParts=trim(from.split("/"));var toParts=trim(to.split("/"));var length=Math.min(fromParts.length,toParts.length);var samePartsLength=length;for(var i=0;i{var len=0;for(var i=0;i=55296&&c<=57343){len+=4;++i}else{len+=3}}return len};Module["lengthBytesUTF8"]=lengthBytesUTF8;var stringToUTF8Array=(str,heap,outIdx,maxBytesToWrite)=>{if(!(maxBytesToWrite>0))return 0;var startIdx=outIdx;var endIdx=outIdx+maxBytesToWrite-1;for(var i=0;i=55296&&u<=57343){var u1=str.charCodeAt(++i);u=65536+((u&1023)<<10)|u1&1023}if(u<=127){if(outIdx>=endIdx)break;heap[outIdx++]=u}else if(u<=2047){if(outIdx+1>=endIdx)break;heap[outIdx++]=192|u>>6;heap[outIdx++]=128|u&63}else if(u<=65535){if(outIdx+2>=endIdx)break;heap[outIdx++]=224|u>>12;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}else{if(outIdx+3>=endIdx)break;heap[outIdx++]=240|u>>18;heap[outIdx++]=128|u>>12&63;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}}heap[outIdx]=0;return outIdx-startIdx};function intArrayFromString(stringy,dontAddNull,length){var len=length>0?length:lengthBytesUTF8(stringy)+1;var u8array=new Array(len);var numBytesWritten=stringToUTF8Array(stringy,u8array,0,u8array.length);if(dontAddNull)u8array.length=numBytesWritten;return u8array}var FS_stdin_getChar=()=>{if(!FS_stdin_getChar_buffer.length){var result=null;if(typeof window!="undefined"&&typeof window.prompt=="function"){result=window.prompt("Input: ");if(result!==null){result+="\n"}}else{}if(!result){return null}FS_stdin_getChar_buffer=intArrayFromString(result,true)}return FS_stdin_getChar_buffer.shift()};var TTY={ttys:[],init(){},shutdown(){},register(dev,ops){TTY.ttys[dev]={input:[],output:[],ops:ops};FS.registerDevice(dev,TTY.stream_ops)},stream_ops:{open(stream){var tty=TTY.ttys[stream.node.rdev];if(!tty){throw new FS.ErrnoError(43)}stream.tty=tty;stream.seekable=false},close(stream){stream.tty.ops.fsync(stream.tty)},fsync(stream){stream.tty.ops.fsync(stream.tty)},read(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.get_char){throw new FS.ErrnoError(60)}var bytesRead=0;for(var i=0;i0){out(UTF8ArrayToString(tty.output,0));tty.output=[]}},ioctl_tcgets(tty){return{c_iflag:25856,c_oflag:5,c_cflag:191,c_lflag:35387,c_cc:[3,28,127,21,4,0,1,0,17,19,26,0,18,15,23,22,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]}},ioctl_tcsets(tty,optional_actions,data){return 0},ioctl_tiocgwinsz(tty){return[24,80]}},default_tty1_ops:{put_char(tty,val){if(val===null||val===10){err(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}},fsync(tty){if(tty.output&&tty.output.length>0){err(UTF8ArrayToString(tty.output,0));tty.output=[]}}}};var zeroMemory=(address,size)=>{HEAPU8.fill(0,address,address+size);return address};var alignMemory=(size,alignment)=>Math.ceil(size/alignment)*alignment;var mmapAlloc=size=>{size=alignMemory(size,65536);var ptr=_emscripten_builtin_memalign(65536,size);if(!ptr)return 0;return zeroMemory(ptr,size)};var MEMFS={ops_table:null,mount(mount){return MEMFS.createNode(null,"/",16384|511,0)},createNode(parent,name,mode,dev){if(FS.isBlkdev(mode)||FS.isFIFO(mode)){throw new FS.ErrnoError(63)}MEMFS.ops_table||={dir:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,lookup:MEMFS.node_ops.lookup,mknod:MEMFS.node_ops.mknod,rename:MEMFS.node_ops.rename,unlink:MEMFS.node_ops.unlink,rmdir:MEMFS.node_ops.rmdir,readdir:MEMFS.node_ops.readdir,symlink:MEMFS.node_ops.symlink},stream:{llseek:MEMFS.stream_ops.llseek}},file:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:{llseek:MEMFS.stream_ops.llseek,read:MEMFS.stream_ops.read,write:MEMFS.stream_ops.write,allocate:MEMFS.stream_ops.allocate,mmap:MEMFS.stream_ops.mmap,msync:MEMFS.stream_ops.msync}},link:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,readlink:MEMFS.node_ops.readlink},stream:{}},chrdev:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:FS.chrdev_stream_ops}};var node=FS.createNode(parent,name,mode,dev);if(FS.isDir(node.mode)){node.node_ops=MEMFS.ops_table.dir.node;node.stream_ops=MEMFS.ops_table.dir.stream;node.contents={}}else if(FS.isFile(node.mode)){node.node_ops=MEMFS.ops_table.file.node;node.stream_ops=MEMFS.ops_table.file.stream;node.usedBytes=0;node.contents=null}else if(FS.isLink(node.mode)){node.node_ops=MEMFS.ops_table.link.node;node.stream_ops=MEMFS.ops_table.link.stream}else if(FS.isChrdev(node.mode)){node.node_ops=MEMFS.ops_table.chrdev.node;node.stream_ops=MEMFS.ops_table.chrdev.stream}node.timestamp=Date.now();if(parent){parent.contents[name]=node;parent.timestamp=node.timestamp}return node},getFileDataAsTypedArray(node){if(!node.contents)return new Uint8Array(0);if(node.contents.subarray)return node.contents.subarray(0,node.usedBytes);return new Uint8Array(node.contents)},expandFileStorage(node,newCapacity){var prevCapacity=node.contents?node.contents.length:0;if(prevCapacity>=newCapacity)return;var CAPACITY_DOUBLING_MAX=1024*1024;newCapacity=Math.max(newCapacity,prevCapacity*(prevCapacity>>0);if(prevCapacity!=0)newCapacity=Math.max(newCapacity,256);var oldContents=node.contents;node.contents=new Uint8Array(newCapacity);if(node.usedBytes>0)node.contents.set(oldContents.subarray(0,node.usedBytes),0)},resizeFileStorage(node,newSize){if(node.usedBytes==newSize)return;if(newSize==0){node.contents=null;node.usedBytes=0}else{var oldContents=node.contents;node.contents=new Uint8Array(newSize);if(oldContents){node.contents.set(oldContents.subarray(0,Math.min(newSize,node.usedBytes)))}node.usedBytes=newSize}},node_ops:{getattr(node){var attr={};attr.dev=FS.isChrdev(node.mode)?node.id:1;attr.ino=node.id;attr.mode=node.mode;attr.nlink=1;attr.uid=0;attr.gid=0;attr.rdev=node.rdev;if(FS.isDir(node.mode)){attr.size=4096}else if(FS.isFile(node.mode)){attr.size=node.usedBytes}else if(FS.isLink(node.mode)){attr.size=node.link.length}else{attr.size=0}attr.atime=new Date(node.timestamp);attr.mtime=new Date(node.timestamp);attr.ctime=new Date(node.timestamp);attr.blksize=4096;attr.blocks=Math.ceil(attr.size/attr.blksize);return attr},setattr(node,attr){if(attr.mode!==undefined){node.mode=attr.mode}if(attr.timestamp!==undefined){node.timestamp=attr.timestamp}if(attr.size!==undefined){MEMFS.resizeFileStorage(node,attr.size)}},lookup(parent,name){throw FS.genericErrors[44]},mknod(parent,name,mode,dev){return MEMFS.createNode(parent,name,mode,dev)},rename(old_node,new_dir,new_name){if(FS.isDir(old_node.mode)){var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(new_node){for(var i in new_node.contents){throw new FS.ErrnoError(55)}}}delete old_node.parent.contents[old_node.name];old_node.parent.timestamp=Date.now();old_node.name=new_name;new_dir.contents[new_name]=old_node;new_dir.timestamp=old_node.parent.timestamp},unlink(parent,name){delete parent.contents[name];parent.timestamp=Date.now()},rmdir(parent,name){var node=FS.lookupNode(parent,name);for(var i in node.contents){throw new FS.ErrnoError(55)}delete parent.contents[name];parent.timestamp=Date.now()},readdir(node){var entries=[".",".."];for(var key of Object.keys(node.contents)){entries.push(key)}return entries},symlink(parent,newname,oldpath){var node=MEMFS.createNode(parent,newname,511|40960,0);node.link=oldpath;return node},readlink(node){if(!FS.isLink(node.mode)){throw new FS.ErrnoError(28)}return node.link}},stream_ops:{read(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=stream.node.usedBytes)return 0;var size=Math.min(stream.node.usedBytes-position,length);if(size>8&&contents.subarray){buffer.set(contents.subarray(position,position+size),offset)}else{for(var i=0;i0||position+length{var dep=!noRunDep?getUniqueRunDependency(`al ${url}`):"";readAsync(url,arrayBuffer=>{onload(new Uint8Array(arrayBuffer));if(dep)removeRunDependency(dep)},event=>{if(onerror){onerror()}else{throw`Loading data file "${url}" failed.`}});if(dep)addRunDependency(dep)};var FS_createDataFile=(parent,name,fileData,canRead,canWrite,canOwn)=>{FS.createDataFile(parent,name,fileData,canRead,canWrite,canOwn)};var preloadPlugins=Module["preloadPlugins"]||[];var FS_handledByPreloadPlugin=(byteArray,fullname,finish,onerror)=>{if(typeof Browser!="undefined")Browser.init();var handled=false;preloadPlugins.forEach(plugin=>{if(handled)return;if(plugin["canHandle"](fullname)){plugin["handle"](byteArray,fullname,finish,onerror);handled=true}});return handled};var FS_createPreloadedFile=(parent,name,url,canRead,canWrite,onload,onerror,dontCreateFile,canOwn,preFinish)=>{var fullname=name?PATH_FS.resolve(PATH.join2(parent,name)):parent;var dep=getUniqueRunDependency(`cp ${fullname}`);function processData(byteArray){function finish(byteArray){preFinish?.();if(!dontCreateFile){FS_createDataFile(parent,name,byteArray,canRead,canWrite,canOwn)}onload?.();removeRunDependency(dep)}if(FS_handledByPreloadPlugin(byteArray,fullname,finish,()=>{onerror?.();removeRunDependency(dep)})){return}finish(byteArray)}addRunDependency(dep);if(typeof url=="string"){asyncLoad(url,processData,onerror)}else{processData(url)}};var FS_modeStringToFlags=str=>{var flagModes={r:0,"r+":2,w:512|64|1,"w+":512|64|2,a:1024|64|1,"a+":1024|64|2};var flags=flagModes[str];if(typeof flags=="undefined"){throw new Error(`Unknown file open mode: ${str}`)}return flags};var FS_getMode=(canRead,canWrite)=>{var mode=0;if(canRead)mode|=292|73;if(canWrite)mode|=146;return mode};var ERRNO_CODES={EPERM:63,ENOENT:44,ESRCH:71,EINTR:27,EIO:29,ENXIO:60,E2BIG:1,ENOEXEC:45,EBADF:8,ECHILD:12,EAGAIN:6,EWOULDBLOCK:6,ENOMEM:48,EACCES:2,EFAULT:21,ENOTBLK:105,EBUSY:10,EEXIST:20,EXDEV:75,ENODEV:43,ENOTDIR:54,EISDIR:31,EINVAL:28,ENFILE:41,EMFILE:33,ENOTTY:59,ETXTBSY:74,EFBIG:22,ENOSPC:51,ESPIPE:70,EROFS:69,EMLINK:34,EPIPE:64,EDOM:18,ERANGE:68,ENOMSG:49,EIDRM:24,ECHRNG:106,EL2NSYNC:156,EL3HLT:107,EL3RST:108,ELNRNG:109,EUNATCH:110,ENOCSI:111,EL2HLT:112,EDEADLK:16,ENOLCK:46,EBADE:113,EBADR:114,EXFULL:115,ENOANO:104,EBADRQC:103,EBADSLT:102,EDEADLOCK:16,EBFONT:101,ENOSTR:100,ENODATA:116,ETIME:117,ENOSR:118,ENONET:119,ENOPKG:120,EREMOTE:121,ENOLINK:47,EADV:122,ESRMNT:123,ECOMM:124,EPROTO:65,EMULTIHOP:36,EDOTDOT:125,EBADMSG:9,ENOTUNIQ:126,EBADFD:127,EREMCHG:128,ELIBACC:129,ELIBBAD:130,ELIBSCN:131,ELIBMAX:132,ELIBEXEC:133,ENOSYS:52,ENOTEMPTY:55,ENAMETOOLONG:37,ELOOP:32,EOPNOTSUPP:138,EPFNOSUPPORT:139,ECONNRESET:15,ENOBUFS:42,EAFNOSUPPORT:5,EPROTOTYPE:67,ENOTSOCK:57,ENOPROTOOPT:50,ESHUTDOWN:140,ECONNREFUSED:14,EADDRINUSE:3,ECONNABORTED:13,ENETUNREACH:40,ENETDOWN:38,ETIMEDOUT:73,EHOSTDOWN:142,EHOSTUNREACH:23,EINPROGRESS:26,EALREADY:7,EDESTADDRREQ:17,EMSGSIZE:35,EPROTONOSUPPORT:66,ESOCKTNOSUPPORT:137,EADDRNOTAVAIL:4,ENETRESET:39,EISCONN:30,ENOTCONN:53,ETOOMANYREFS:141,EUSERS:136,EDQUOT:19,ESTALE:72,ENOTSUP:138,ENOMEDIUM:148,EILSEQ:25,EOVERFLOW:61,ECANCELED:11,ENOTRECOVERABLE:56,EOWNERDEAD:62,ESTRPIPE:135};var PROXYFS={mount(mount){return PROXYFS.createNode(null,"/",mount.opts.fs.lstat(mount.opts.root).mode,0)},createNode(parent,name,mode,dev){if(!FS.isDir(mode)&&!FS.isFile(mode)&&!FS.isLink(mode)){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}var node=FS.createNode(parent,name,mode);node.node_ops=PROXYFS.node_ops;node.stream_ops=PROXYFS.stream_ops;return node},realPath(node){var parts=[];while(node.parent!==node){parts.push(node.name);node=node.parent}parts.push(node.mount.opts.root);parts.reverse();return PATH.join(...parts)},node_ops:{getattr(node){var path=PROXYFS.realPath(node);var stat;try{stat=node.mount.opts.fs.lstat(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return{dev:stat.dev,ino:stat.ino,mode:stat.mode,nlink:stat.nlink,uid:stat.uid,gid:stat.gid,rdev:stat.rdev,size:stat.size,atime:stat.atime,mtime:stat.mtime,ctime:stat.ctime,blksize:stat.blksize,blocks:stat.blocks}},setattr(node,attr){var path=PROXYFS.realPath(node);try{if(attr.mode!==undefined){node.mount.opts.fs.chmod(path,attr.mode);node.mode=attr.mode}if(attr.timestamp!==undefined){var date=new Date(attr.timestamp);node.mount.opts.fs.utime(path,date,date)}if(attr.size!==undefined){node.mount.opts.fs.truncate(path,attr.size)}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},lookup(parent,name){try{var path=PATH.join2(PROXYFS.realPath(parent),name);var mode=parent.mount.opts.fs.lstat(path).mode;var node=PROXYFS.createNode(parent,name,mode);return node}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},mknod(parent,name,mode,dev){var node=PROXYFS.createNode(parent,name,mode,dev);var path=PROXYFS.realPath(node);try{if(FS.isDir(node.mode)){node.mount.opts.fs.mkdir(path,node.mode)}else{node.mount.opts.fs.writeFile(path,"",{mode:node.mode})}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return node},rename(oldNode,newDir,newName){var oldPath=PROXYFS.realPath(oldNode);var newPath=PATH.join2(PROXYFS.realPath(newDir),newName);try{oldNode.mount.opts.fs.rename(oldPath,newPath);oldNode.name=newName}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},unlink(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.unlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},rmdir(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.rmdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readdir(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},symlink(parent,newName,oldPath){var newPath=PATH.join2(PROXYFS.realPath(parent),newName);try{parent.mount.opts.fs.symlink(oldPath,newPath)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readlink(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}}},stream_ops:{open(stream){var path=PROXYFS.realPath(stream.node);try{stream.nfd=stream.node.mount.opts.fs.open(path,stream.flags)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},close(stream){try{stream.node.mount.opts.fs.close(stream.nfd)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},read(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.read(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},write(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.write(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},llseek(stream,offset,whence){var position=offset;if(whence===1){position+=stream.position}else if(whence===2){if(FS.isFile(stream.node.mode)){try{var stat=stream.node.node_ops.getattr(stream.node);position+=stat.size}catch(e){throw new FS.ErrnoError(ERRNO_CODES[e.code])}}}if(position<0){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}return position}}};var FS={root:null,mounts:[],devices:{},streams:[],nextInode:1,nameTable:null,currentPath:"/",initialized:false,ignorePermissions:true,ErrnoError:class{constructor(errno){this.name="ErrnoError";this.errno=errno}},genericErrors:{},filesystems:null,syncFSRequests:0,FSStream:class{constructor(){this.shared={}}get object(){return this.node}set object(val){this.node=val}get isRead(){return(this.flags&2097155)!==1}get isWrite(){return(this.flags&2097155)!==0}get isAppend(){return this.flags&1024}get flags(){return this.shared.flags}set flags(val){this.shared.flags=val}get position(){return this.shared.position}set position(val){this.shared.position=val}},FSNode:class{constructor(parent,name,mode,rdev){if(!parent){parent=this}this.parent=parent;this.mount=parent.mount;this.mounted=null;this.id=FS.nextInode++;this.name=name;this.mode=mode;this.node_ops={};this.stream_ops={};this.rdev=rdev;this.readMode=292|73;this.writeMode=146}get read(){return(this.mode&this.readMode)===this.readMode}set read(val){val?this.mode|=this.readMode:this.mode&=~this.readMode}get write(){return(this.mode&this.writeMode)===this.writeMode}set write(val){val?this.mode|=this.writeMode:this.mode&=~this.writeMode}get isFolder(){return FS.isDir(this.mode)}get isDevice(){return FS.isChrdev(this.mode)}},lookupPath(path,opts={}){path=PATH_FS.resolve(path);if(!path)return{path:"",node:null};var defaults={follow_mount:true,recurse_count:0};opts=Object.assign(defaults,opts);if(opts.recurse_count>8){throw new FS.ErrnoError(32)}var parts=path.split("/").filter(p=>!!p);var current=FS.root;var current_path="/";for(var i=0;i40){throw new FS.ErrnoError(32)}}}}return{path:current_path,node:current}},getPath(node){var path;while(true){if(FS.isRoot(node)){var mount=node.mount.mountpoint;if(!path)return mount;return mount[mount.length-1]!=="/"?`${mount}/${path}`:mount+path}path=path?`${node.name}/${path}`:node.name;node=node.parent}},hashName(parentid,name){var hash=0;for(var i=0;i>>0)%FS.nameTable.length},hashAddNode(node){var hash=FS.hashName(node.parent.id,node.name);node.name_next=FS.nameTable[hash];FS.nameTable[hash]=node},hashRemoveNode(node){var hash=FS.hashName(node.parent.id,node.name);if(FS.nameTable[hash]===node){FS.nameTable[hash]=node.name_next}else{var current=FS.nameTable[hash];while(current){if(current.name_next===node){current.name_next=node.name_next;break}current=current.name_next}}},lookupNode(parent,name){var errCode=FS.mayLookup(parent);if(errCode){throw new FS.ErrnoError(errCode)}var hash=FS.hashName(parent.id,name);for(var node=FS.nameTable[hash];node;node=node.name_next){var nodeName=node.name;if(node.parent.id===parent.id&&nodeName===name){return node}}return FS.lookup(parent,name)},createNode(parent,name,mode,rdev){var node=new FS.FSNode(parent,name,mode,rdev);FS.hashAddNode(node);return node},destroyNode(node){FS.hashRemoveNode(node)},isRoot(node){return node===node.parent},isMountpoint(node){return!!node.mounted},isFile(mode){return(mode&61440)===32768},isDir(mode){return(mode&61440)===16384},isLink(mode){return(mode&61440)===40960},isChrdev(mode){return(mode&61440)===8192},isBlkdev(mode){return(mode&61440)===24576},isFIFO(mode){return(mode&61440)===4096},isSocket(mode){return(mode&49152)===49152},flagsToPermissionString(flag){var perms=["r","w","rw"][flag&3];if(flag&512){perms+="w"}return perms},nodePermissions(node,perms){if(FS.ignorePermissions){return 0}if(perms.includes("r")&&!(node.mode&292)){return 2}else if(perms.includes("w")&&!(node.mode&146)){return 2}else if(perms.includes("x")&&!(node.mode&73)){return 2}return 0},mayLookup(dir){if(!FS.isDir(dir.mode))return 54;var errCode=FS.nodePermissions(dir,"x");if(errCode)return errCode;if(!dir.node_ops.lookup)return 2;return 0},mayCreate(dir,name){try{var node=FS.lookupNode(dir,name);return 20}catch(e){}return FS.nodePermissions(dir,"wx")},mayDelete(dir,name,isdir){var node;try{node=FS.lookupNode(dir,name)}catch(e){return e.errno}var errCode=FS.nodePermissions(dir,"wx");if(errCode){return errCode}if(isdir){if(!FS.isDir(node.mode)){return 54}if(FS.isRoot(node)||FS.getPath(node)===FS.cwd()){return 10}}else{if(FS.isDir(node.mode)){return 31}}return 0},mayOpen(node,flags){if(!node){return 44}if(FS.isLink(node.mode)){return 32}else if(FS.isDir(node.mode)){if(FS.flagsToPermissionString(flags)!=="r"||flags&512){return 31}}return FS.nodePermissions(node,FS.flagsToPermissionString(flags))},MAX_OPEN_FDS:4096,nextfd(){for(var fd=0;fd<=FS.MAX_OPEN_FDS;fd++){if(!FS.streams[fd]){return fd}}throw new FS.ErrnoError(33)},getStreamChecked(fd){var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}return stream},getStream:fd=>FS.streams[fd],createStream(stream,fd=-1){stream=Object.assign(new FS.FSStream,stream);if(fd==-1){fd=FS.nextfd()}stream.fd=fd;FS.streams[fd]=stream;return stream},closeStream(fd){FS.streams[fd]=null},dupStream(origStream,fd=-1){var stream=FS.createStream(origStream,fd);stream.stream_ops?.dup?.(stream);return stream},chrdev_stream_ops:{open(stream){var device=FS.getDevice(stream.node.rdev);stream.stream_ops=device.stream_ops;stream.stream_ops.open?.(stream)},llseek(){throw new FS.ErrnoError(70)}},major:dev=>dev>>8,minor:dev=>dev&255,makedev:(ma,mi)=>ma<<8|mi,registerDevice(dev,ops){FS.devices[dev]={stream_ops:ops}},getDevice:dev=>FS.devices[dev],getMounts(mount){var mounts=[];var check=[mount];while(check.length){var m=check.pop();mounts.push(m);check.push(...m.mounts)}return mounts},syncfs(populate,callback){if(typeof populate=="function"){callback=populate;populate=false}FS.syncFSRequests++;if(FS.syncFSRequests>1){err(`warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work`)}var mounts=FS.getMounts(FS.root.mount);var completed=0;function doCallback(errCode){FS.syncFSRequests--;return callback(errCode)}function done(errCode){if(errCode){if(!done.errored){done.errored=true;return doCallback(errCode)}return}if(++completed>=mounts.length){doCallback(null)}}mounts.forEach(mount=>{if(!mount.type.syncfs){return done(null)}mount.type.syncfs(mount,populate,done)})},mount(type,opts,mountpoint){var root=mountpoint==="/";var pseudo=!mountpoint;var node;if(root&&FS.root){throw new FS.ErrnoError(10)}else if(!root&&!pseudo){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});mountpoint=lookup.path;node=lookup.node;if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}if(!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}}var mount={type:type,opts:opts,mountpoint:mountpoint,mounts:[]};var mountRoot=type.mount(mount);mountRoot.mount=mount;mount.root=mountRoot;if(root){FS.root=mountRoot}else if(node){node.mounted=mount;if(node.mount){node.mount.mounts.push(mount)}}return mountRoot},unmount(mountpoint){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});if(!FS.isMountpoint(lookup.node)){throw new FS.ErrnoError(28)}var node=lookup.node;var mount=node.mounted;var mounts=FS.getMounts(mount);Object.keys(FS.nameTable).forEach(hash=>{var current=FS.nameTable[hash];while(current){var next=current.name_next;if(mounts.includes(current.mount)){FS.destroyNode(current)}current=next}});node.mounted=null;var idx=node.mount.mounts.indexOf(mount);node.mount.mounts.splice(idx,1)},lookup(parent,name){return parent.node_ops.lookup(parent,name)},mknod(path,mode,dev){var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);if(!name||name==="."||name===".."){throw new FS.ErrnoError(28)}var errCode=FS.mayCreate(parent,name);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.mknod){throw new FS.ErrnoError(63)}return parent.node_ops.mknod(parent,name,mode,dev)},create(path,mode){mode=mode!==undefined?mode:438;mode&=4095;mode|=32768;return FS.mknod(path,mode,0)},mkdir(path,mode){mode=mode!==undefined?mode:511;mode&=511|512;mode|=16384;return FS.mknod(path,mode,0)},mkdirTree(path,mode){var dirs=path.split("/");var d="";for(var i=0;iFS.currentPath,chdir(path){var lookup=FS.lookupPath(path,{follow:true});if(lookup.node===null){throw new FS.ErrnoError(44)}if(!FS.isDir(lookup.node.mode)){throw new FS.ErrnoError(54)}var errCode=FS.nodePermissions(lookup.node,"x");if(errCode){throw new FS.ErrnoError(errCode)}FS.currentPath=lookup.path},createDefaultDirectories(){FS.mkdir("/tmp");FS.mkdir("/home");FS.mkdir("/home/web_user")},createDefaultDevices(){FS.mkdir("/dev");FS.registerDevice(FS.makedev(1,3),{read:()=>0,write:(stream,buffer,offset,length,pos)=>length});FS.mkdev("/dev/null",FS.makedev(1,3));TTY.register(FS.makedev(5,0),TTY.default_tty_ops);TTY.register(FS.makedev(6,0),TTY.default_tty1_ops);FS.mkdev("/dev/tty",FS.makedev(5,0));FS.mkdev("/dev/tty1",FS.makedev(6,0));var randomBuffer=new Uint8Array(1024),randomLeft=0;var randomByte=()=>{if(randomLeft===0){randomLeft=randomFill(randomBuffer).byteLength}return randomBuffer[--randomLeft]};FS.createDevice("/dev","random",randomByte);FS.createDevice("/dev","urandom",randomByte);FS.mkdir("/dev/shm");FS.mkdir("/dev/shm/tmp")},createSpecialDirectories(){FS.mkdir("/proc");var proc_self=FS.mkdir("/proc/self");FS.mkdir("/proc/self/fd");FS.mount({mount(){var node=FS.createNode(proc_self,"fd",16384|511,73);node.node_ops={lookup(parent,name){var fd=+name;var stream=FS.getStreamChecked(fd);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}};return node}},{},"/proc/self/fd")},createStandardStreams(){if(Module["stdin"]){FS.createDevice("/dev","stdin",Module["stdin"])}else{FS.symlink("/dev/tty","/dev/stdin")}if(Module["stdout"]){FS.createDevice("/dev","stdout",null,Module["stdout"])}else{FS.symlink("/dev/tty","/dev/stdout")}if(Module["stderr"]){FS.createDevice("/dev","stderr",null,Module["stderr"])}else{FS.symlink("/dev/tty1","/dev/stderr")}var stdin=FS.open("/dev/stdin",0);var stdout=FS.open("/dev/stdout",1);var stderr=FS.open("/dev/stderr",1)},staticInit(){[44].forEach(code=>{FS.genericErrors[code]=new FS.ErrnoError(code);FS.genericErrors[code].stack=""});FS.nameTable=new Array(4096);FS.mount(MEMFS,{},"/");FS.createDefaultDirectories();FS.createDefaultDevices();FS.createSpecialDirectories();FS.filesystems={MEMFS:MEMFS,PROXYFS:PROXYFS}},init(input,output,error){FS.init.initialized=true;Module["stdin"]=input||Module["stdin"];Module["stdout"]=output||Module["stdout"];Module["stderr"]=error||Module["stderr"];FS.createStandardStreams()},quit(){FS.init.initialized=false;_fflush(0);for(var i=0;ithis.length-1||idx<0){return undefined}var chunkOffset=idx%this.chunkSize;var chunkNum=idx/this.chunkSize|0;return this.getter(chunkNum)[chunkOffset]}setDataGetter(getter){this.getter=getter}cacheLength(){var xhr=new XMLHttpRequest;xhr.open("HEAD",url,false);xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);var datalength=Number(xhr.getResponseHeader("Content-length"));var header;var hasByteServing=(header=xhr.getResponseHeader("Accept-Ranges"))&&header==="bytes";var usesGzip=(header=xhr.getResponseHeader("Content-Encoding"))&&header==="gzip";var chunkSize=1024*1024;if(!hasByteServing)chunkSize=datalength;var doXHR=(from,to)=>{if(from>to)throw new Error("invalid range ("+from+", "+to+") or no bytes requested!");if(to>datalength-1)throw new Error("only "+datalength+" bytes available! programmer error!");var xhr=new XMLHttpRequest;xhr.open("GET",url,false);if(datalength!==chunkSize)xhr.setRequestHeader("Range","bytes="+from+"-"+to);xhr.responseType="arraybuffer";if(xhr.overrideMimeType){xhr.overrideMimeType("text/plain; charset=x-user-defined")}xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);if(xhr.response!==undefined){return new Uint8Array(xhr.response||[])}return intArrayFromString(xhr.responseText||"",true)};var lazyArray=this;lazyArray.setDataGetter(chunkNum=>{var start=chunkNum*chunkSize;var end=(chunkNum+1)*chunkSize-1;end=Math.min(end,datalength-1);if(typeof lazyArray.chunks[chunkNum]=="undefined"){lazyArray.chunks[chunkNum]=doXHR(start,end)}if(typeof lazyArray.chunks[chunkNum]=="undefined")throw new Error("doXHR failed!");return lazyArray.chunks[chunkNum]});if(usesGzip||!datalength){chunkSize=datalength=1;datalength=this.getter(0).length;chunkSize=datalength;out("LazyFiles on gzip forces download of the whole file when length is accessed")}this._length=datalength;this._chunkSize=chunkSize;this.lengthKnown=true}get length(){if(!this.lengthKnown){this.cacheLength()}return this._length}get chunkSize(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}}if(typeof XMLHttpRequest!="undefined"){if(!ENVIRONMENT_IS_WORKER)throw"Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc";var lazyArray=new LazyUint8Array;var properties={isDevice:false,contents:lazyArray}}else{var properties={isDevice:false,url:url}}var node=FS.createFile(parent,name,properties,canRead,canWrite);if(properties.contents){node.contents=properties.contents}else if(properties.url){node.contents=null;node.url=properties.url}Object.defineProperties(node,{usedBytes:{get:function(){return this.contents.length}}});var stream_ops={};var keys=Object.keys(node.stream_ops);keys.forEach(key=>{var fn=node.stream_ops[key];stream_ops[key]=(...args)=>{FS.forceLoadFile(node);return fn(...args)}});function writeChunks(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=contents.length)return 0;var size=Math.min(contents.length-position,length);if(contents.slice){for(var i=0;i{FS.forceLoadFile(node);return writeChunks(stream,buffer,offset,length,position)};stream_ops.mmap=(stream,length,position,prot,flags)=>{FS.forceLoadFile(node);var ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}writeChunks(stream,HEAP8,ptr,length,position);return{ptr:ptr,allocated:true}};node.stream_ops=stream_ops;return node}};Module["FS"]=FS;var SOCKFS={mount(mount){Module["websocket"]=Module["websocket"]&&"object"===typeof Module["websocket"]?Module["websocket"]:{};Module["websocket"]._callbacks={};Module["websocket"]["on"]=function(event,callback){if("function"===typeof callback){this._callbacks[event]=callback}return this};Module["websocket"].emit=function(event,param){if("function"===typeof this._callbacks[event]){this._callbacks[event].call(this,param)}};return FS.createNode(null,"/",16384|511,0)},createSocket(family,type,protocol){type&=~526336;var streaming=type==1;if(streaming&&protocol&&protocol!=6){throw new FS.ErrnoError(66)}var sock={family:family,type:type,protocol:protocol,server:null,error:null,peers:{},pending:[],recv_queue:[],sock_ops:SOCKFS.websocket_sock_ops};var name=SOCKFS.nextname();var node=FS.createNode(SOCKFS.root,name,49152,0);node.sock=sock;var stream=FS.createStream({path:name,node:node,flags:2,seekable:false,stream_ops:SOCKFS.stream_ops});sock.stream=stream;return sock},getSocket(fd){var stream=FS.getStream(fd);if(!stream||!FS.isSocket(stream.node.mode)){return null}return stream.node.sock},stream_ops:{poll(stream){var sock=stream.node.sock;return sock.sock_ops.poll(sock)},ioctl(stream,request,varargs){var sock=stream.node.sock;return sock.sock_ops.ioctl(sock,request,varargs)},read(stream,buffer,offset,length,position){var sock=stream.node.sock;var msg=sock.sock_ops.recvmsg(sock,length);if(!msg){return 0}buffer.set(msg.buffer,offset);return msg.buffer.length},write(stream,buffer,offset,length,position){var sock=stream.node.sock;return sock.sock_ops.sendmsg(sock,buffer,offset,length)},close(stream){var sock=stream.node.sock;sock.sock_ops.close(sock)}},nextname(){if(!SOCKFS.nextname.current){SOCKFS.nextname.current=0}return"socket["+SOCKFS.nextname.current+++"]"},websocket_sock_ops:{createPeer(sock,addr,port){var ws;if(typeof addr=="object"){ws=addr;addr=null;port=null}if(ws){if(ws._socket){addr=ws._socket.remoteAddress;port=ws._socket.remotePort}else{var result=/ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url);if(!result){throw new Error("WebSocket URL must be in the format ws(s)://address:port")}addr=result[1];port=parseInt(result[2],10)}}else{try{var runtimeConfig=Module["websocket"]&&"object"===typeof Module["websocket"];var url="ws:#".replace("#","//");if(runtimeConfig){if("function"===typeof Module["websocket"]["url"]) { -url = Module["websocket"]["url"](...arguments); -}else if ("string" === typeof Module["websocket"]["url"]){url=Module["websocket"]["url"]}}if(url==="ws://"||url==="wss://"){var parts=addr.split("/");url=url+parts[0]+":"+port+"/"+parts.slice(1).join("/")}var subProtocols="binary";if(runtimeConfig){if("string"===typeof Module["websocket"]["subprotocol"]){subProtocols=Module["websocket"]["subprotocol"]}}var opts=undefined;if(subProtocols!=="null"){subProtocols=subProtocols.replace(/^ +| +$/g,"").split(/ *, */);opts=subProtocols}if(runtimeConfig&&null===Module["websocket"]["subprotocol"]){subProtocols="null";opts=undefined}var WebSocketConstructor;{WebSocketConstructor=WebSocket}if (Module['websocket']['decorator']) {WebSocketConstructor = Module['websocket']['decorator'](WebSocketConstructor);}ws = new WebSocketConstructor(url,opts);ws.binaryType="arraybuffer"}catch(e){throw new FS.ErrnoError(23)}}var peer={addr:addr,port:port,socket:ws,dgram_send_queue:[]};SOCKFS.websocket_sock_ops.addPeer(sock,peer);SOCKFS.websocket_sock_ops.handlePeerEvents(sock,peer);if(sock.type===2&&typeof sock.sport!="undefined"){peer.dgram_send_queue.push(new Uint8Array([255,255,255,255,"p".charCodeAt(0),"o".charCodeAt(0),"r".charCodeAt(0),"t".charCodeAt(0),(sock.sport&65280)>>8,sock.sport&255]))}return peer},getPeer(sock,addr,port){return sock.peers[addr+":"+port]},addPeer(sock,peer){sock.peers[peer.addr+":"+peer.port]=peer},removePeer(sock,peer){delete sock.peers[peer.addr+":"+peer.port]},handlePeerEvents(sock,peer){var first=true;var handleOpen=function(){Module["websocket"].emit("open",sock.stream.fd);try{var queued=peer.dgram_send_queue.shift();while(queued){peer.socket.send(queued);queued=peer.dgram_send_queue.shift()}}catch(e){peer.socket.close()}};function handleMessage(data){if(typeof data=="string"){var encoder=new TextEncoder;data=encoder.encode(data)}else{assert(data.byteLength!==undefined);if(data.byteLength==0){return}data=new Uint8Array(data)}var wasfirst=first;first=false;if(wasfirst&&data.length===10&&data[0]===255&&data[1]===255&&data[2]===255&&data[3]===255&&data[4]==="p".charCodeAt(0)&&data[5]==="o".charCodeAt(0)&&data[6]==="r".charCodeAt(0)&&data[7]==="t".charCodeAt(0)){var newport=data[8]<<8|data[9];SOCKFS.websocket_sock_ops.removePeer(sock,peer);peer.port=newport;SOCKFS.websocket_sock_ops.addPeer(sock,peer);return}sock.recv_queue.push({addr:peer.addr,port:peer.port,data:data});Module["websocket"].emit("message",sock.stream.fd)}if(ENVIRONMENT_IS_NODE){peer.socket.on("open",handleOpen);peer.socket.on("message",function(data,isBinary){if(!isBinary){return}handleMessage(new Uint8Array(data).buffer)});peer.socket.on("close",function(){Module["websocket"].emit("close",sock.stream.fd)});peer.socket.on("error",function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])})}else{peer.socket.onopen=handleOpen;peer.socket.onclose=function(){Module["websocket"].emit("close",sock.stream.fd)};peer.socket.onmessage=function peer_socket_onmessage(event){handleMessage(event.data)};peer.socket.onerror=function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])}}},poll(sock){if(sock.type===1&&sock.server){return sock.pending.length?64|1:0}var mask=0;var dest=sock.type===1?SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport):null;if(sock.recv_queue.length||!dest||dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=64|1}if(!dest||dest&&dest.socket.readyState===dest.socket.OPEN){mask|=4}if(dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=16}return mask},ioctl(sock,request,arg){switch(request){case 21531:var bytes=0;if(sock.recv_queue.length){bytes=sock.recv_queue[0].data.length}HEAP32[arg>>2]=bytes;return 0;default:return 28}},close(sock){if(sock.server){try{sock.server.close()}catch(e){}sock.server=null}var peers=Object.keys(sock.peers);for(var i=0;i{var socket=SOCKFS.getSocket(fd);if(!socket)throw new FS.ErrnoError(8);return socket};var inetPton4=str=>{var b=str.split(".");for(var i=0;i<4;i++){var tmp=Number(b[i]);if(isNaN(tmp))return null;b[i]=tmp}return(b[0]|b[1]<<8|b[2]<<16|b[3]<<24)>>>0};var jstoi_q=str=>parseInt(str);var inetPton6=str=>{var words;var w,offset,z;var valid6regx=/^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i;var parts=[];if(!valid6regx.test(str)){return null}if(str==="::"){return[0,0,0,0,0,0,0,0]}if(str.startsWith("::")){str=str.replace("::","Z:")}else{str=str.replace("::",":Z:")}if(str.indexOf(".")>0){str=str.replace(new RegExp("[.]","g"),":");words=str.split(":");words[words.length-4]=jstoi_q(words[words.length-4])+jstoi_q(words[words.length-3])*256;words[words.length-3]=jstoi_q(words[words.length-2])+jstoi_q(words[words.length-1])*256;words=words.slice(0,words.length-2)}else{words=str.split(":")}offset=0;z=0;for(w=0;w{switch(family){case 2:addr=inetPton4(addr);zeroMemory(sa,16);if(addrlen){HEAP32[addrlen>>2]=16}HEAP16[sa>>1]=family;HEAP32[sa+4>>2]=addr;HEAP16[sa+2>>1]=_htons(port);break;case 10:addr=inetPton6(addr);zeroMemory(sa,28);if(addrlen){HEAP32[addrlen>>2]=28}HEAP32[sa>>2]=family;HEAP32[sa+8>>2]=addr[0];HEAP32[sa+12>>2]=addr[1];HEAP32[sa+16>>2]=addr[2];HEAP32[sa+20>>2]=addr[3];HEAP16[sa+2>>1]=_htons(port);break;default:return 5}return 0};var DNS={address_map:{id:1,addrs:{},names:{}},lookup_name(name){var res=inetPton4(name);if(res!==null){return name}res=inetPton6(name);if(res!==null){return name}var addr;if(DNS.address_map.addrs[name]){addr=DNS.address_map.addrs[name]}else{var id=DNS.address_map.id++;assert(id<65535,"exceeded max address mappings of 65535");addr="172.29."+(id&255)+"."+(id&65280);DNS.address_map.names[addr]=name;DNS.address_map.addrs[name]=addr}return addr},lookup_addr(addr){if(DNS.address_map.names[addr]){return DNS.address_map.names[addr]}return null}};function ___syscall_accept4(fd,addr,addrlen,flags,d1,d2){try{var sock=getSocketFromFD(fd);var newsock=sock.sock_ops.accept(sock);if(addr){var errno=writeSockaddr(addr,newsock.family,DNS.lookup_name(newsock.daddr),newsock.dport,addrlen)}return newsock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var inetNtop4=addr=>(addr&255)+"."+(addr>>8&255)+"."+(addr>>16&255)+"."+(addr>>24&255);var inetNtop6=ints=>{var str="";var word=0;var longest=0;var lastzero=0;var zstart=0;var len=0;var i=0;var parts=[ints[0]&65535,ints[0]>>16,ints[1]&65535,ints[1]>>16,ints[2]&65535,ints[2]>>16,ints[3]&65535,ints[3]>>16];var hasipv4=true;var v4part="";for(i=0;i<5;i++){if(parts[i]!==0){hasipv4=false;break}}if(hasipv4){v4part=inetNtop4(parts[6]|parts[7]<<16);if(parts[5]===-1){str="::ffff:";str+=v4part;return str}if(parts[5]===0){str="::";if(v4part==="0.0.0.0")v4part="";if(v4part==="0.0.0.1")v4part="1";str+=v4part;return str}}for(word=0;word<8;word++){if(parts[word]===0){if(word-lastzero>1){len=0}lastzero=word;len++}if(len>longest){longest=len;zstart=word-longest+1}}for(word=0;word<8;word++){if(longest>1){if(parts[word]===0&&word>=zstart&&word{var family=HEAP16[sa>>1];var port=_ntohs(HEAPU16[sa+2>>1]);var addr;switch(family){case 2:if(salen!==16){return{errno:28}}addr=HEAP32[sa+4>>2];addr=inetNtop4(addr);break;case 10:if(salen!==28){return{errno:28}}addr=[HEAP32[sa+8>>2],HEAP32[sa+12>>2],HEAP32[sa+16>>2],HEAP32[sa+20>>2]];addr=inetNtop6(addr);break;default:return{errno:5}}return{family:family,addr:addr,port:port}};var getSocketAddress=(addrp,addrlen,allowNull)=>{if(allowNull&&addrp===0)return null;var info=readSockaddr(addrp,addrlen);if(info.errno)throw new FS.ErrnoError(info.errno);info.addr=DNS.lookup_addr(info.addr)||info.addr;return info};function ___syscall_bind(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.bind(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var SYSCALLS={DEFAULT_POLLMASK:5,calculateAt(dirfd,path,allowEmpty){if(PATH.isAbs(path)){return path}var dir;if(dirfd===-100){dir=FS.cwd()}else{var dirstream=SYSCALLS.getStreamFromFD(dirfd);dir=dirstream.path}if(path.length==0){if(!allowEmpty){throw new FS.ErrnoError(44)}return dir}return PATH.join2(dir,path)},doStat(func,path,buf){var stat=func(path);HEAP32[buf>>2]=stat.dev;HEAP32[buf+4>>2]=stat.mode;HEAPU32[buf+8>>2]=stat.nlink;HEAP32[buf+12>>2]=stat.uid;HEAP32[buf+16>>2]=stat.gid;HEAP32[buf+20>>2]=stat.rdev;tempI64=[stat.size>>>0,(tempDouble=stat.size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+24>>2]=tempI64[0],HEAP32[buf+28>>2]=tempI64[1];HEAP32[buf+32>>2]=4096;HEAP32[buf+36>>2]=stat.blocks;var atime=stat.atime.getTime();var mtime=stat.mtime.getTime();var ctime=stat.ctime.getTime();tempI64=[Math.floor(atime/1e3)>>>0,(tempDouble=Math.floor(atime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+40>>2]=tempI64[0],HEAP32[buf+44>>2]=tempI64[1];HEAPU32[buf+48>>2]=atime%1e3*1e3;tempI64=[Math.floor(mtime/1e3)>>>0,(tempDouble=Math.floor(mtime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+56>>2]=tempI64[0],HEAP32[buf+60>>2]=tempI64[1];HEAPU32[buf+64>>2]=mtime%1e3*1e3;tempI64=[Math.floor(ctime/1e3)>>>0,(tempDouble=Math.floor(ctime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+72>>2]=tempI64[0],HEAP32[buf+76>>2]=tempI64[1];HEAPU32[buf+80>>2]=ctime%1e3*1e3;tempI64=[stat.ino>>>0,(tempDouble=stat.ino,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+88>>2]=tempI64[0],HEAP32[buf+92>>2]=tempI64[1];return 0},doMsync(addr,stream,len,flags,offset){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}if(flags&2){return 0}var buffer=HEAPU8.slice(addr,addr+len);FS.msync(stream,buffer,offset,len,flags)},getStreamFromFD(fd){var stream=FS.getStreamChecked(fd);return stream},varargs:undefined,getStr(ptr){var ret=UTF8ToString(ptr);return ret}};function ___syscall_chdir(path){try{path=SYSCALLS.getStr(path);FS.chdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_chmod(path,mode){try{path=SYSCALLS.getStr(path);FS.chmod(path,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_connect(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.connect(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup(fd){try{var old=SYSCALLS.getStreamFromFD(fd);return FS.dupStream(old).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup3(fd,newfd,flags){try{var old=SYSCALLS.getStreamFromFD(fd);if(old.fd===newfd)return-28;var existing=FS.getStream(newfd);if(existing)FS.close(existing);return FS.dupStream(old,newfd).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_faccessat(dirfd,path,amode,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(amode&~7){return-28}var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;if(!node){return-44}var perms="";if(amode&4)perms+="r";if(amode&2)perms+="w";if(amode&1)perms+="x";if(perms&&FS.nodePermissions(node,perms)){return-2}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var convertI32PairToI53Checked=(lo,hi)=>hi+2097152>>>0<4194305-!!lo?(lo>>>0)+hi*4294967296:NaN;function ___syscall_fallocate(fd,mode,offset_low,offset_high,len_low,len_high){var offset=convertI32PairToI53Checked(offset_low,offset_high);var len=convertI32PairToI53Checked(len_low,len_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);FS.allocate(stream,offset,len);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchmod(fd,mode){try{FS.fchmod(fd,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchown32(fd,owner,group){try{FS.fchown(fd,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchownat(dirfd,path,owner,group,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;flags=flags&~256;path=SYSCALLS.calculateAt(dirfd,path);(nofollow?FS.lchown:FS.chown)(path,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function syscallGetVarargI(){var ret=HEAP32[+SYSCALLS.varargs>>2];SYSCALLS.varargs+=4;return ret}var syscallGetVarargP=syscallGetVarargI;function ___syscall_fcntl64(fd,cmd,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(cmd){case 0:{var arg=syscallGetVarargI();if(arg<0){return-28}while(FS.streams[arg]){arg++}var newStream;newStream=FS.dupStream(stream,arg);return newStream.fd}case 1:case 2:return 0;case 3:return stream.flags;case 4:{var arg=syscallGetVarargI();stream.flags|=arg;return 0}case 12:{var arg=syscallGetVarargP();var offset=0;HEAP16[arg+offset>>1]=2;return 0}case 13:case 14:return 0}return-28}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fdatasync(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fstat64(fd,buf){try{var stream=SYSCALLS.getStreamFromFD(fd);return SYSCALLS.doStat(FS.stat,stream.path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_ftruncate64(fd,length_low,length_high){var length=convertI32PairToI53Checked(length_low,length_high);try{if(isNaN(length))return 61;FS.ftruncate(fd,length);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var stringToUTF8=(str,outPtr,maxBytesToWrite)=>stringToUTF8Array(str,HEAPU8,outPtr,maxBytesToWrite);Module["stringToUTF8"]=stringToUTF8;function ___syscall_getcwd(buf,size){try{if(size===0)return-28;var cwd=FS.cwd();var cwdLengthInBytes=lengthBytesUTF8(cwd)+1;if(size>>0,(tempDouble=id,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos>>2]=tempI64[0],HEAP32[dirp+pos+4>>2]=tempI64[1];tempI64=[(idx+1)*struct_size>>>0,(tempDouble=(idx+1)*struct_size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos+8>>2]=tempI64[0],HEAP32[dirp+pos+12>>2]=tempI64[1];HEAP16[dirp+pos+16>>1]=280;HEAP8[dirp+pos+18]=type;stringToUTF8(name,dirp+pos+19,256);pos+=struct_size;idx+=1}FS.llseek(stream,idx*struct_size,0);return pos}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getpeername(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);if(!sock.daddr){return-53}var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.daddr),sock.dport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockname(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.saddr||"0.0.0.0"),sock.sport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockopt(fd,level,optname,optval,optlen,d1){try{var sock=getSocketFromFD(fd);if(level===1){if(optname===4){HEAP32[optval>>2]=sock.error;HEAP32[optlen>>2]=4;sock.error=null;return 0}}return-50}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_ioctl(fd,op,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(op){case 21509:{if(!stream.tty)return-59;return 0}case 21505:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcgets){var termios=stream.tty.ops.ioctl_tcgets(stream);var argp=syscallGetVarargP();HEAP32[argp>>2]=termios.c_iflag||0;HEAP32[argp+4>>2]=termios.c_oflag||0;HEAP32[argp+8>>2]=termios.c_cflag||0;HEAP32[argp+12>>2]=termios.c_lflag||0;for(var i=0;i<32;i++){HEAP8[argp+i+17]=termios.c_cc[i]||0}return 0}return 0}case 21510:case 21511:case 21512:{if(!stream.tty)return-59;return 0}case 21506:case 21507:case 21508:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcsets){var argp=syscallGetVarargP();var c_iflag=HEAP32[argp>>2];var c_oflag=HEAP32[argp+4>>2];var c_cflag=HEAP32[argp+8>>2];var c_lflag=HEAP32[argp+12>>2];var c_cc=[];for(var i=0;i<32;i++){c_cc.push(HEAP8[argp+i+17])}return stream.tty.ops.ioctl_tcsets(stream.tty,op,{c_iflag:c_iflag,c_oflag:c_oflag,c_cflag:c_cflag,c_lflag:c_lflag,c_cc:c_cc})}return 0}case 21519:{if(!stream.tty)return-59;var argp=syscallGetVarargP();HEAP32[argp>>2]=0;return 0}case 21520:{if(!stream.tty)return-59;return-28}case 21531:{var argp=syscallGetVarargP();return FS.ioctl(stream,op,argp)}case 21523:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tiocgwinsz){var winsize=stream.tty.ops.ioctl_tiocgwinsz(stream.tty);var argp=syscallGetVarargP();HEAP16[argp>>1]=winsize[0];HEAP16[argp+2>>1]=winsize[1]}return 0}case 21524:{if(!stream.tty)return-59;return 0}case 21515:{if(!stream.tty)return-59;return 0}default:return-28}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_listen(fd,backlog){try{var sock=getSocketFromFD(fd);sock.sock_ops.listen(sock,backlog);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_lstat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.lstat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_mkdirat(dirfd,path,mode){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);path=PATH.normalize(path);if(path[path.length-1]==="/")path=path.substr(0,path.length-1);FS.mkdir(path,mode,0);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_newfstatat(dirfd,path,buf,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;var allowEmpty=flags&4096;flags=flags&~6400;path=SYSCALLS.calculateAt(dirfd,path,allowEmpty);return SYSCALLS.doStat(nofollow?FS.lstat:FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_openat(dirfd,path,flags,varargs){SYSCALLS.varargs=varargs;try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);var mode=varargs?syscallGetVarargI():0;return FS.open(path,flags,mode).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var PIPEFS={BUCKET_BUFFER_SIZE:8192,mount(mount){return FS.createNode(null,"/",16384|511,0)},createPipe(){var pipe={buckets:[],refcnt:2};pipe.buckets.push({buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:0,roffset:0});var rName=PIPEFS.nextname();var wName=PIPEFS.nextname();var rNode=FS.createNode(PIPEFS.root,rName,4096,0);var wNode=FS.createNode(PIPEFS.root,wName,4096,0);rNode.pipe=pipe;wNode.pipe=pipe;var readableStream=FS.createStream({path:rName,node:rNode,flags:0,seekable:false,stream_ops:PIPEFS.stream_ops});rNode.stream=readableStream;var writableStream=FS.createStream({path:wName,node:wNode,flags:1,seekable:false,stream_ops:PIPEFS.stream_ops});wNode.stream=writableStream;return{readable_fd:readableStream.fd,writable_fd:writableStream.fd}},stream_ops:{poll(stream){var pipe=stream.node.pipe;if((stream.flags&2097155)===1){return 256|4}if(pipe.buckets.length>0){for(var i=0;i0){return 64|1}}}return 0},ioctl(stream,request,varargs){return 28},fsync(stream){return 28},read(stream,buffer,offset,length,position){var pipe=stream.node.pipe;var currentLength=0;for(var i=0;i=dataLen){currBucket.buffer.set(data,currBucket.offset);currBucket.offset+=dataLen;return dataLen}else if(freeBytesInCurrBuffer>0){currBucket.buffer.set(data.subarray(0,freeBytesInCurrBuffer),currBucket.offset);currBucket.offset+=freeBytesInCurrBuffer;data=data.subarray(freeBytesInCurrBuffer,data.byteLength)}var numBuckets=data.byteLength/PIPEFS.BUCKET_BUFFER_SIZE|0;var remElements=data.byteLength%PIPEFS.BUCKET_BUFFER_SIZE;for(var i=0;i0){var newBucket={buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:data.byteLength,roffset:0};pipe.buckets.push(newBucket);newBucket.buffer.set(data)}return dataLen},close(stream){var pipe=stream.node.pipe;pipe.refcnt--;if(pipe.refcnt===0){pipe.buckets=null}}},nextname(){if(!PIPEFS.nextname.current){PIPEFS.nextname.current=0}return"pipe["+PIPEFS.nextname.current+++"]"}};function ___syscall_pipe(fdPtr){try{if(fdPtr==0){throw new FS.ErrnoError(21)}var res=PIPEFS.createPipe();HEAP32[fdPtr>>2]=res.readable_fd;HEAP32[fdPtr+4>>2]=res.writable_fd;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_poll(fds,nfds,timeout){try{var nonzero=0;for(var i=0;i>2];var events=HEAP16[pollfd+4>>1];var mask=32;var stream=FS.getStream(fd);if(stream){mask=SYSCALLS.DEFAULT_POLLMASK;if (stream.stream_ops?.poll){mask=stream.stream_ops.poll(stream,-1)}}mask&=events|8|16;if(mask)nonzero++;HEAP16[pollfd+6>>1]=mask}return nonzero}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_readlinkat(dirfd,path,buf,bufsize){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(bufsize<=0)return-28;var ret=FS.readlink(path);var len=Math.min(bufsize,lengthBytesUTF8(ret));var endChar=HEAP8[buf+len];stringToUTF8(ret,buf,bufsize+1);HEAP8[buf+len]=endChar;return len}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_recvfrom(fd,buf,len,flags,addr,addrlen){try{var sock=getSocketFromFD(fd);var msg=sock.sock_ops.recvmsg(sock, len, typeof flags !== "undefined" ? flags : 0);if(!msg)return 0;if(addr){var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(msg.addr),msg.port,addrlen)}HEAPU8.set(msg.buffer,buf);return msg.buffer.byteLength}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_renameat(olddirfd,oldpath,newdirfd,newpath){try{oldpath=SYSCALLS.getStr(oldpath);newpath=SYSCALLS.getStr(newpath);oldpath=SYSCALLS.calculateAt(olddirfd,oldpath);newpath=SYSCALLS.calculateAt(newdirfd,newpath);FS.rename(oldpath,newpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_rmdir(path){try{path=SYSCALLS.getStr(path);FS.rmdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_sendto(fd,message,length,flags,addr,addr_len){try{var sock=getSocketFromFD(fd);var dest=getSocketAddress(addr,addr_len,true);if(!dest){return FS.write(sock.stream,HEAP8,message,length)}return sock.sock_ops.sendmsg(sock,HEAP8,message,length,dest.addr,dest.port)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_socket(domain,type,protocol){try{var sock=SOCKFS.createSocket(domain,type,protocol);return sock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_stat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_statfs64(path,size,buf){try{path=SYSCALLS.getStr(path);HEAP32[buf+4>>2]=4096;HEAP32[buf+40>>2]=4096;HEAP32[buf+8>>2]=1e6;HEAP32[buf+12>>2]=5e5;HEAP32[buf+16>>2]=5e5;HEAP32[buf+20>>2]=FS.nextInode;HEAP32[buf+24>>2]=1e6;HEAP32[buf+28>>2]=42;HEAP32[buf+44>>2]=2;HEAP32[buf+36>>2]=255;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_symlink(target,linkpath){try{target=SYSCALLS.getStr(target);linkpath=SYSCALLS.getStr(linkpath);FS.symlink(target,linkpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_unlinkat(dirfd,path,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(flags===0){FS.unlink(path)}else if(flags===512){FS.rmdir(path)}else{abort("Invalid flags passed to unlinkat")}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var readI53FromI64=ptr=>HEAPU32[ptr>>2]+HEAP32[ptr+4>>2]*4294967296;function ___syscall_utimensat(dirfd,path,times,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path,true);if(!times){var atime=Date.now();var mtime=atime}else{var seconds=readI53FromI64(times);var nanoseconds=HEAP32[times+8>>2];atime=seconds*1e3+nanoseconds/(1e3*1e3);times+=16;seconds=readI53FromI64(times);nanoseconds=HEAP32[times+8>>2];mtime=seconds*1e3+nanoseconds/(1e3*1e3)}FS.utime(path,atime,mtime);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var __abort_js=()=>{abort("")};var nowIsMonotonic=1;var __emscripten_get_now_is_monotonic=()=>nowIsMonotonic;var __emscripten_lookup_name=name=>{var nameString=UTF8ToString(name);return inetPton4(DNS.lookup_name(nameString))};var __emscripten_memcpy_js=(dest,src,num)=>HEAPU8.copyWithin(dest,src,src+num);var __emscripten_runtime_keepalive_clear=()=>{noExitRuntime=false;runtimeKeepaliveCounter=0};var __emscripten_throw_longjmp=()=>{throw Infinity};function __gmtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getUTCSeconds();HEAP32[tmPtr+4>>2]=date.getUTCMinutes();HEAP32[tmPtr+8>>2]=date.getUTCHours();HEAP32[tmPtr+12>>2]=date.getUTCDate();HEAP32[tmPtr+16>>2]=date.getUTCMonth();HEAP32[tmPtr+20>>2]=date.getUTCFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getUTCDay();var start=Date.UTC(date.getUTCFullYear(),0,1,0,0,0,0);var yday=(date.getTime()-start)/(1e3*60*60*24)|0;HEAP32[tmPtr+28>>2]=yday}var isLeapYear=year=>year%4===0&&(year%100!==0||year%400===0);var MONTH_DAYS_LEAP_CUMULATIVE=[0,31,60,91,121,152,182,213,244,274,305,335];var MONTH_DAYS_REGULAR_CUMULATIVE=[0,31,59,90,120,151,181,212,243,273,304,334];var ydayFromDate=date=>{var leap=isLeapYear(date.getFullYear());var monthDaysCumulative=leap?MONTH_DAYS_LEAP_CUMULATIVE:MONTH_DAYS_REGULAR_CUMULATIVE;var yday=monthDaysCumulative[date.getMonth()]+date.getDate()-1;return yday};function __localtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr+36>>2]=-(date.getTimezoneOffset()*60);var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dst=(summerOffset!=winterOffset&&date.getTimezoneOffset()==Math.min(winterOffset,summerOffset))|0;HEAP32[tmPtr+32>>2]=dst}var setTempRet0=val=>__emscripten_tempret_set(val);var __mktime_js=function(tmPtr){var ret=(()=>{var date=new Date(HEAP32[tmPtr+20>>2]+1900,HEAP32[tmPtr+16>>2],HEAP32[tmPtr+12>>2],HEAP32[tmPtr+8>>2],HEAP32[tmPtr+4>>2],HEAP32[tmPtr>>2],0);var dst=HEAP32[tmPtr+32>>2];var guessedOffset=date.getTimezoneOffset();var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dstOffset=Math.min(winterOffset,summerOffset);if(dst<0){HEAP32[tmPtr+32>>2]=Number(summerOffset!=winterOffset&&dstOffset==guessedOffset)}else if(dst>0!=(dstOffset==guessedOffset)){var nonDstOffset=Math.max(winterOffset,summerOffset);var trueOffset=dst>0?dstOffset:nonDstOffset;date.setTime(date.getTime()+(trueOffset-guessedOffset)*6e4)}HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getYear();var timeMs=date.getTime();if(isNaN(timeMs)){return-1}return timeMs/1e3})();return setTempRet0((tempDouble=ret,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)),ret>>>0};function __mmap_js(len,prot,flags,fd,offset_low,offset_high,allocated,addr){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);var res=FS.mmap(stream,len,offset,prot,flags);var ptr=res.ptr;HEAP32[allocated>>2]=res.allocated;HEAPU32[addr>>2]=ptr;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function __munmap_js(addr,len,prot,flags,fd,offset_low,offset_high){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{var stream=SYSCALLS.getStreamFromFD(fd);if(prot&2){SYSCALLS.doMsync(addr,stream,len,flags,offset)}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var timers={};var handleException=e=>{if(e instanceof ExitStatus||e=="unwind"){return EXITSTATUS}quit_(1,e)};var runtimeKeepaliveCounter=0;var keepRuntimeAlive=()=>noExitRuntime||runtimeKeepaliveCounter>0;var _proc_exit=code=>{EXITSTATUS=code;if(!keepRuntimeAlive()){Module["onExit"]?.(code);ABORT=true}quit_(code,new ExitStatus(code))};var exitJS=(status,implicit)=>{EXITSTATUS=status;if(!keepRuntimeAlive()){exitRuntime()}_proc_exit(status)};var _exit=exitJS;Module["_exit"]=_exit;var maybeExit=()=>{if(runtimeExited){return}if(!keepRuntimeAlive()){try{_exit(EXITSTATUS)}catch(e){handleException(e)}}};var callUserCallback=func=>{if(runtimeExited||ABORT){return}try{func();maybeExit()}catch(e){handleException(e)}};var _emscripten_get_now;_emscripten_get_now=()=>performance.now();var __setitimer_js=(which,timeout_ms)=>{if(timers[which]){clearTimeout(timers[which].id);delete timers[which]}if(!timeout_ms)return 0;var id=setTimeout(()=>{delete timers[which];callUserCallback(()=>__emscripten_timeout(which,_emscripten_get_now()))},timeout_ms);timers[which]={id:id,timeout_ms:timeout_ms};return 0};var __tzset_js=(timezone,daylight,std_name,dst_name)=>{var currentYear=(new Date).getFullYear();var winter=new Date(currentYear,0,1);var summer=new Date(currentYear,6,1);var winterOffset=winter.getTimezoneOffset();var summerOffset=summer.getTimezoneOffset();var stdTimezoneOffset=Math.max(winterOffset,summerOffset);HEAPU32[timezone>>2]=stdTimezoneOffset*60;HEAP32[daylight>>2]=Number(winterOffset!=summerOffset);var extractZone=date=>date.toLocaleTimeString(undefined,{hour12:false,timeZoneName:"short"}).split(" ")[1];var winterName=extractZone(winter);var summerName=extractZone(summer);if(summerOffsetDate.now();var getHeapMax=()=>2147483648;var _emscripten_get_heap_max=()=>getHeapMax();var growMemory=size=>{var b=wasmMemory.buffer;var pages=(size-b.byteLength+65535)/65536;try{wasmMemory.grow(pages);updateMemoryViews();return 1}catch(e){}};var _emscripten_resize_heap=requestedSize=>{var oldSize=HEAPU8.length;requestedSize>>>=0;var maxHeapSize=getHeapMax();if(requestedSize>maxHeapSize){return false}var alignUp=(x,multiple)=>x+(multiple-x%multiple)%multiple;for(var cutDown=1;cutDown<=4;cutDown*=2){var overGrownHeapSize=oldSize*(1+.2/cutDown);overGrownHeapSize=Math.min(overGrownHeapSize,requestedSize+100663296);var newSize=Math.min(maxHeapSize,alignUp(Math.max(requestedSize,overGrownHeapSize),65536));var replacement=growMemory(newSize);if(replacement){return true}}return false};var runtimeKeepalivePush=()=>{runtimeKeepaliveCounter+=1};var runtimeKeepalivePop=()=>{runtimeKeepaliveCounter-=1};var safeSetTimeout=(func,timeout)=>{runtimeKeepalivePush();return setTimeout(()=>{runtimeKeepalivePop();callUserCallback(func)},timeout)};var _emscripten_sleep=ms=>Asyncify.handleSleep(wakeUp=>safeSetTimeout(wakeUp,ms));Module["_emscripten_sleep"]=_emscripten_sleep;_emscripten_sleep.isAsync=true;var ENV = PHPLoader.ENV || {};var getExecutableName=()=>thisProgram||"./this.program";var getEnvStrings=()=>{if(!getEnvStrings.strings){var lang=(typeof navigator=="object"&&navigator.languages&&navigator.languages[0]||"C").replace("-","_")+".UTF-8";var env={USER:"web_user",LOGNAME:"web_user",PATH:"/",PWD:"/",HOME:"/home/web_user",LANG:lang,_:getExecutableName()};for(var x in ENV){if(ENV[x]===undefined)delete env[x];else env[x]=ENV[x]}var strings=[];for(var x in env){strings.push(`${x}=${env[x]}`)}getEnvStrings.strings=strings}return getEnvStrings.strings};var stringToAscii=(str,buffer)=>{for(var i=0;i{var bufSize=0;getEnvStrings().forEach((string,i)=>{var ptr=environ_buf+bufSize;HEAPU32[__environ+i*4>>2]=ptr;stringToAscii(string,ptr);bufSize+=string.length+1});return 0};var _environ_sizes_get=(penviron_count,penviron_buf_size)=>{var strings=getEnvStrings();HEAPU32[penviron_count>>2]=strings.length;var bufSize=0;strings.forEach(string=>bufSize+=string.length+1);HEAPU32[penviron_buf_size>>2]=bufSize;return 0};function _fd_close(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);FS.close(stream);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_fdstat_get(fd,pbuf){try{var rightsBase=0;var rightsInheriting=0;var flags=0;{var stream=SYSCALLS.getStreamFromFD(fd);var type=stream.tty?2:FS.isDir(stream.mode)?3:FS.isLink(stream.mode)?7:4}HEAP8[pbuf]=type;HEAP16[pbuf+2>>1]=flags;tempI64=[rightsBase>>>0,(tempDouble=rightsBase,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+8>>2]=tempI64[0],HEAP32[pbuf+12>>2]=tempI64[1];tempI64=[rightsInheriting>>>0,(tempDouble=rightsInheriting,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+16>>2]=tempI64[0],HEAP32[pbuf+20>>2]=tempI64[1];return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var doReadv=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.read(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(curr>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_seek(fd,offset_low,offset_high,whence,newOffset){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);FS.llseek(stream,offset,whence);tempI64=[stream.position>>>0,(tempDouble=stream.position,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[newOffset>>2]=tempI64[0],HEAP32[newOffset+4>>2]=tempI64[1];if(stream.getdents&&offset===0&&whence===0)stream.getdents=null;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var doWritev=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.write(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(typeof offset!="undefined"){offset+=curr}}return ret};function _fd_write(fd,iov,iovcnt,pnum){try{var stream=SYSCALLS.getStreamFromFD(fd);var num=doWritev(stream,iov,iovcnt);HEAPU32[pnum>>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var _getaddrinfo=(node,service,hint,out)=>{var addr=0;var port=0;var flags=0;var family=0;var type=0;var proto=0;var ai;function allocaddrinfo(family,type,proto,canon,addr,port){var sa,salen,ai;var errno;salen=family===10?28:16;addr=family===10?inetNtop6(addr):inetNtop4(addr);sa=_malloc(salen);errno=writeSockaddr(sa,family,addr,port);assert(!errno);ai=_malloc(32);HEAP32[ai+4>>2]=family;HEAP32[ai+8>>2]=type;HEAP32[ai+12>>2]=proto;HEAPU32[ai+24>>2]=canon;HEAPU32[ai+20>>2]=sa;if(family===10){HEAP32[ai+16>>2]=28}else{HEAP32[ai+16>>2]=16}HEAP32[ai+28>>2]=0;return ai}if(hint){flags=HEAP32[hint>>2];family=HEAP32[hint+4>>2];type=HEAP32[hint+8>>2];proto=HEAP32[hint+12>>2]}if(type&&!proto){proto=type===2?17:6}if(!type&&proto){type=proto===17?2:1}if(proto===0){proto=6}if(type===0){type=1}if(!node&&!service){return-2}if(flags&~(1|2|4|1024|8|16|32)){return-1}if(hint!==0&&HEAP32[hint>>2]&2&&!node){return-1}if(flags&32){return-2}if(type!==0&&type!==1&&type!==2){return-7}if(family!==0&&family!==2&&family!==10){return-6}if(service){service=UTF8ToString(service);port=parseInt(service,10);if(isNaN(port)){if(flags&1024){return-2}return-8}}if(!node){if(family===0){family=2}if((flags&1)===0){if(family===2){addr=_htonl(2130706433)}else{addr=[0,0,0,1]}}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0}node=UTF8ToString(node);addr=inetPton4(node);if(addr!==null){if(family===0||family===2){family=2}else if(family===10&&flags&8){addr=[0,0,_htonl(65535),addr];family=10}else{return-2}}else{addr=inetPton6(node);if(addr!==null){if(family===0||family===10){family=10}else{return-2}}}if(addr!=null){ai=allocaddrinfo(family,type,proto,node,addr,port);HEAPU32[out>>2]=ai;return 0}if(flags&4){return-2}node=DNS.lookup_name(node);addr=inetPton4(node);if(family===0){family=2}else if(family===10){addr=[0,0,_htonl(65535),addr]}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0};var _getnameinfo=(sa,salen,node,nodelen,serv,servlen,flags)=>{var info=readSockaddr(sa,salen);if(info.errno){return-6}var port=info.port;var addr=info.addr;var overflowed=false;if(node&&nodelen){var lookup;if(flags&1||!(lookup=DNS.lookup_addr(addr))){if(flags&8){return-2}}else{addr=lookup}var numBytesWrittenExclNull=stringToUTF8(addr,node,nodelen);if(numBytesWrittenExclNull+1>=nodelen){overflowed=true}}if(serv&&servlen){port=""+port;var numBytesWrittenExclNull=stringToUTF8(port,serv,servlen);if(numBytesWrittenExclNull+1>=servlen){overflowed=true}}if(overflowed){return-12}return 0};var Protocols={list:[],map:{}};var _setprotoent=stayopen=>{function allocprotoent(name,proto,aliases){var nameBuf=_malloc(name.length+1);stringToAscii(name,nameBuf);var j=0;var length=aliases.length;var aliasListBuf=_malloc((length+1)*4);for(var i=0;i>2]=aliasBuf}HEAPU32[aliasListBuf+j>>2]=0;var pe=_malloc(12);HEAPU32[pe>>2]=nameBuf;HEAPU32[pe+4>>2]=aliasListBuf;HEAP32[pe+8>>2]=proto;return pe}var list=Protocols.list;var map=Protocols.map;if(list.length===0){var entry=allocprotoent("tcp",6,["TCP"]);list.push(entry);map["tcp"]=map["6"]=entry;entry=allocprotoent("udp",17,["UDP"]);list.push(entry);map["udp"]=map["17"]=entry}_setprotoent.index=0};var _getprotobyname=name=>{name=UTF8ToString(name);_setprotoent(true);var result=Protocols.map[name];return result};var _getprotobynumber=number=>{_setprotoent(true);var result=Protocols.map[number];return result};var stackAlloc=sz=>__emscripten_stack_alloc(sz);var stringToUTF8OnStack=str=>{var size=lengthBytesUTF8(str)+1;var ret=stackAlloc(size);stringToUTF8(str,ret,size);return ret};var allocateUTF8OnStack=stringToUTF8OnStack;var PHPWASM={init:function(){FS.mkdir("/internal");FS.mkdir("/internal/shared");FS.mkdir("/internal/shared/preload");PHPWASM.EventEmitter=ENVIRONMENT_IS_NODE?require("events").EventEmitter:class EventEmitter{constructor(){this.listeners={}}emit(eventName,data){if(this.listeners[eventName]){this.listeners[eventName].forEach(callback=>{callback(data)})}}once(eventName,callback){const self=this;function removedCallback(){callback(...arguments);self.removeListener(eventName,removedCallback)}this.on(eventName,removedCallback)}removeAllListeners(eventName){if(eventName){delete this.listeners[eventName]}else{this.listeners={}}}removeListener(eventName,callback){if(this.listeners[eventName]){const idx=this.listeners[eventName].indexOf(callback);if(idx!==-1){this.listeners[eventName].splice(idx,1)}}}};PHPWASM.child_proc_by_fd={};PHPWASM.child_proc_by_pid={};PHPWASM.input_devices={}},getAllWebSockets:function(sock){const webSockets=new Set;if(sock.server){sock.server.clients.forEach(ws=>{webSockets.add(ws)})}for(const peer of PHPWASM.getAllPeers(sock)){webSockets.add(peer.socket)}return Array.from(webSockets)},getAllPeers:function(sock){const peers=new Set;if(sock.server){sock.pending.filter(pending=>pending.peers).forEach(pending=>{for(const peer of Object.values(pending.peers)){peers.add(peer)}})}if(sock.peers){for(const peer of Object.values(sock.peers)){peers.add(peer)}}return Array.from(peers)},awaitData:function(ws){return PHPWASM.awaitEvent(ws,"message")},awaitConnection:function(ws){if(ws.OPEN===ws.readyState){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"open")},awaitClose:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"close")},awaitError:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"error")},awaitEvent:function(ws,event){let resolve;const listener=()=>{resolve()};const promise=new Promise(function(_resolve){resolve=_resolve;ws.once(event,listener)});const cancel=()=>{ws.removeListener(event,listener);setTimeout(resolve)};return[promise,cancel]},noop:function(){},spawnProcess:function(command,args,options){if(Module["spawnProcess"]){const spawnedPromise=Module["spawnProcess"](command,args,options);return Promise.resolve(spawnedPromise).then(function(spawned){if(!spawned||!spawned.on){throw new Error("spawnProcess() must return an EventEmitter but returned a different type.")}return spawned})}if(ENVIRONMENT_IS_NODE){return require("child_process").spawn(command,args,{...options,shell:true,stdio:["pipe","pipe","pipe"],timeout:100})}const e=new Error("popen(), proc_open() etc. are unsupported in the browser. Call php.setSpawnHandler() "+"and provide a callback to handle spawning processes, or disable a popen(), proc_open() "+"and similar functions via php.ini.");e.code="SPAWN_UNSUPPORTED";throw e},shutdownSocket:function(socketd,how){const sock=getSocketFromFD(socketd);const peer=Object.values(sock.peers)[0];if(!peer){return-1}try{peer.socket.close();SOCKFS.websocket_sock_ops.removePeer(sock,peer);return 0}catch(e){console.log("Socket shutdown error",e);return-1}}};function _js_create_input_device(deviceId){let dataBuffer=[];let dataCallback;const filename="proc_id_"+deviceId;const device=FS.createDevice("/dev",filename,function(){},function(byte){try{dataBuffer.push(byte);if(dataCallback){dataCallback(new Uint8Array(dataBuffer));dataBuffer=[]}}catch(e){console.error(e);throw e}});const devicePath="/dev/"+filename;PHPWASM.input_devices[deviceId]={devicePath:devicePath,onData:function(cb){dataCallback=cb;dataBuffer.forEach(function(data){cb(data)});dataBuffer.length=0}};return allocateUTF8OnStack(devicePath)}function _js_open_process(command,argsPtr,argsLength,descriptorsPtr,descriptorsLength,cwdPtr,cwdLength,envPtr,envLength){if(!command){return 1}const cmdstr=UTF8ToString(command);if(!cmdstr.length){return 0}let argsArray=[];if(argsLength){for(var i=0;i>2]))}}const cwdstr=cwdPtr?UTF8ToString(cwdPtr):null;let envObject=null;if(envLength){envObject={};for(var i=0;i>2]);const splitAt=envEntry.indexOf("=");if(splitAt===-1){continue}const key=envEntry.substring(0,splitAt);const value=envEntry.substring(splitAt+1);envObject[key]=value}}var std={};for(var i=0;i>2];std[HEAPU32[descriptorPtr>>2]]={child:HEAPU32[descriptorPtr+4>>2],parent:HEAPU32[descriptorPtr+8>>2]}}return Asyncify.handleSleep(async wakeUp=>{let cp;try{const options={};if(cwdstr!==null){options.cwd=cwdstr}if(envObject!==null){options.env=envObject}cp=PHPWASM.spawnProcess(cmdstr,argsArray,options);if(cp instanceof Promise){cp=await cp}}catch(e){if(e.code==="SPAWN_UNSUPPORTED"){wakeUp(1);return}console.error(e);wakeUp(1);throw e}const ProcInfo={pid:cp.pid,exited:false,stdinFd:std[0]?.child,stdinIsDevice:std[0]?.child in PHPWASM.input_devices,stdoutChildFd:std[1]?.child,stdoutParentFd:std[1]?.parent,stderrChildFd:std[2]?.child,stderrParentFd:std[2]?.parent,stdout:new PHPWASM.EventEmitter,stderr:new PHPWASM.EventEmitter};if(ProcInfo.stdoutChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutChildFd]=ProcInfo;if(ProcInfo.stderrChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrChildFd]=ProcInfo;if(ProcInfo.stdoutParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutParentFd]=ProcInfo;if(ProcInfo.stderrParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrParentFd]=ProcInfo;PHPWASM.child_proc_by_pid[ProcInfo.pid]=ProcInfo;cp.on("exit",function(code){ProcInfo.exitCode=code;ProcInfo.exited=true;ProcInfo.stdout.emit("data");ProcInfo.stderr.emit("data")});if(ProcInfo.stdoutChildFd){const stdoutStream=SYSCALLS.getStreamFromFD(ProcInfo.stdoutChildFd);let stdoutAt=0;cp.stdout.on("data",function(data){ProcInfo.stdout.emit("data",data);stdoutStream.stream_ops.write(stdoutStream,data,0,data.length,stdoutAt);stdoutAt+=data.length})}if(ProcInfo.stderrChildFd){const stderrStream=SYSCALLS.getStreamFromFD(ProcInfo.stderrChildFd);let stderrAt=0;cp.stderr.on("data",function(data){ProcInfo.stderr.emit("data",data);stderrStream.stream_ops.write(stderrStream,data,0,data.length,stderrAt);stderrAt+=data.length})}try{await new Promise((resolve,reject)=>{cp.on("spawn",resolve);cp.on("error",reject)})}catch(e){console.error(e);wakeUp(1);return}if(ProcInfo.stdinIsDevice){PHPWASM.input_devices[ProcInfo.stdinFd].onData(function(data){if(!data)return;if(typeof data==="number"){data=new Uint8Array([data])}const dataStr=new TextDecoder("utf-8").decode(data);cp.stdin.write(dataStr)});wakeUp(ProcInfo.pid);return}if(ProcInfo.stdinFd){const stdinStream=SYSCALLS.getStreamFromFD(ProcInfo.stdinFd);if(stdinStream.node){const CHUNK_SIZE=1024;const buffer=new Uint8Array(CHUNK_SIZE);let offset=0;while(true){const bytesRead=stdinStream.stream_ops.read(stdinStream,buffer,0,CHUNK_SIZE,offset);if(bytesRead===null||bytesRead===0){break}try{cp.stdin.write(buffer.subarray(0,bytesRead))}catch(e){console.error(e);return 1}if(bytesRead>2]=PHPWASM.child_proc_by_pid[pid].exitCode;return 1}return 0}function _js_waitpid(pid,exitCodePtr){if(!PHPWASM.child_proc_by_pid[pid]){return-1}return Asyncify.handleSleep(wakeUp=>{const poll=function(){if(PHPWASM.child_proc_by_pid[pid]?.exited){HEAPU32[exitCodePtr>>2]=PHPWASM.child_proc_by_pid[pid].exitCode;wakeUp(pid)}else{setTimeout(poll,50)}};poll()})}var arraySum=(array,index)=>{var sum=0;for(var i=0;i<=index;sum+=array[i++]){}return sum};var MONTH_DAYS_LEAP=[31,29,31,30,31,30,31,31,30,31,30,31];var MONTH_DAYS_REGULAR=[31,28,31,30,31,30,31,31,30,31,30,31];var addDays=(date,days)=>{var newDate=new Date(date.getTime());while(days>0){var leap=isLeapYear(newDate.getFullYear());var currentMonth=newDate.getMonth();var daysInCurrentMonth=(leap?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR)[currentMonth];if(days>daysInCurrentMonth-newDate.getDate()){days-=daysInCurrentMonth-newDate.getDate()+1;newDate.setDate(1);if(currentMonth<11){newDate.setMonth(currentMonth+1)}else{newDate.setMonth(0);newDate.setFullYear(newDate.getFullYear()+1)}}else{newDate.setDate(newDate.getDate()+days);return newDate}}return newDate};var writeArrayToMemory=(array,buffer)=>{HEAP8.set(array,buffer)};var _strftime=(s,maxsize,format,tm)=>{var tm_zone=HEAPU32[tm+40>>2];var date={tm_sec:HEAP32[tm>>2],tm_min:HEAP32[tm+4>>2],tm_hour:HEAP32[tm+8>>2],tm_mday:HEAP32[tm+12>>2],tm_mon:HEAP32[tm+16>>2],tm_year:HEAP32[tm+20>>2],tm_wday:HEAP32[tm+24>>2],tm_yday:HEAP32[tm+28>>2],tm_isdst:HEAP32[tm+32>>2],tm_gmtoff:HEAP32[tm+36>>2],tm_zone:tm_zone?UTF8ToString(tm_zone):""};var pattern=UTF8ToString(format);var EXPANSION_RULES_1={"%c":"%a %b %d %H:%M:%S %Y","%D":"%m/%d/%y","%F":"%Y-%m-%d","%h":"%b","%r":"%I:%M:%S %p","%R":"%H:%M","%T":"%H:%M:%S","%x":"%m/%d/%y","%X":"%H:%M:%S","%Ec":"%c","%EC":"%C","%Ex":"%m/%d/%y","%EX":"%H:%M:%S","%Ey":"%y","%EY":"%Y","%Od":"%d","%Oe":"%e","%OH":"%H","%OI":"%I","%Om":"%m","%OM":"%M","%OS":"%S","%Ou":"%u","%OU":"%U","%OV":"%V","%Ow":"%w","%OW":"%W","%Oy":"%y"};for(var rule in EXPANSION_RULES_1){pattern=pattern.replace(new RegExp(rule,"g"),EXPANSION_RULES_1[rule])}var WEEKDAYS=["Sunday","Monday","Tuesday","Wednesday","Thursday","Friday","Saturday"];var MONTHS=["January","February","March","April","May","June","July","August","September","October","November","December"];function leadingSomething(value,digits,character){var str=typeof value=="number"?value.toString():value||"";while(str.length0?1:0}var compare;if((compare=sgn(date1.getFullYear()-date2.getFullYear()))===0){if((compare=sgn(date1.getMonth()-date2.getMonth()))===0){compare=sgn(date1.getDate()-date2.getDate())}}return compare}function getFirstWeekStartDate(janFourth){switch(janFourth.getDay()){case 0:return new Date(janFourth.getFullYear()-1,11,29);case 1:return janFourth;case 2:return new Date(janFourth.getFullYear(),0,3);case 3:return new Date(janFourth.getFullYear(),0,2);case 4:return new Date(janFourth.getFullYear(),0,1);case 5:return new Date(janFourth.getFullYear()-1,11,31);case 6:return new Date(janFourth.getFullYear()-1,11,30)}}function getWeekBasedYear(date){var thisDate=addDays(new Date(date.tm_year+1900,0,1),date.tm_yday);var janFourthThisYear=new Date(thisDate.getFullYear(),0,4);var janFourthNextYear=new Date(thisDate.getFullYear()+1,0,4);var firstWeekStartThisYear=getFirstWeekStartDate(janFourthThisYear);var firstWeekStartNextYear=getFirstWeekStartDate(janFourthNextYear);if(compareByDay(firstWeekStartThisYear,thisDate)<=0){if(compareByDay(firstWeekStartNextYear,thisDate)<=0){return thisDate.getFullYear()+1}return thisDate.getFullYear()}return thisDate.getFullYear()-1}var EXPANSION_RULES_2={"%a":date=>WEEKDAYS[date.tm_wday].substring(0,3),"%A":date=>WEEKDAYS[date.tm_wday],"%b":date=>MONTHS[date.tm_mon].substring(0,3),"%B":date=>MONTHS[date.tm_mon],"%C":date=>{var year=date.tm_year+1900;return leadingNulls(year/100|0,2)},"%d":date=>leadingNulls(date.tm_mday,2),"%e":date=>leadingSomething(date.tm_mday,2," "),"%g":date=>getWeekBasedYear(date).toString().substring(2),"%G":getWeekBasedYear,"%H":date=>leadingNulls(date.tm_hour,2),"%I":date=>{var twelveHour=date.tm_hour;if(twelveHour==0)twelveHour=12;else if(twelveHour>12)twelveHour-=12;return leadingNulls(twelveHour,2)},"%j":date=>leadingNulls(date.tm_mday+arraySum(isLeapYear(date.tm_year+1900)?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,date.tm_mon-1),3),"%m":date=>leadingNulls(date.tm_mon+1,2),"%M":date=>leadingNulls(date.tm_min,2),"%n":()=>"\n","%p":date=>{if(date.tm_hour>=0&&date.tm_hour<12){return"AM"}return"PM"},"%S":date=>leadingNulls(date.tm_sec,2),"%t":()=>"\t","%u":date=>date.tm_wday||7,"%U":date=>{var days=date.tm_yday+7-date.tm_wday;return leadingNulls(Math.floor(days/7),2)},"%V":date=>{var val=Math.floor((date.tm_yday+7-(date.tm_wday+6)%7)/7);if((date.tm_wday+371-date.tm_yday-2)%7<=2){val++}if(!val){val=52;var dec31=(date.tm_wday+7-date.tm_yday-1)%7;if(dec31==4||dec31==5&&isLeapYear(date.tm_year%400-1)){val++}}else if(val==53){var jan1=(date.tm_wday+371-date.tm_yday)%7;if(jan1!=4&&(jan1!=3||!isLeapYear(date.tm_year)))val=1}return leadingNulls(val,2)},"%w":date=>date.tm_wday,"%W":date=>{var days=date.tm_yday+7-(date.tm_wday+6)%7;return leadingNulls(Math.floor(days/7),2)},"%y":date=>(date.tm_year+1900).toString().substring(2),"%Y":date=>date.tm_year+1900,"%z":date=>{var off=date.tm_gmtoff;var ahead=off>=0;off=Math.abs(off)/60;off=off/60*100+off%60;return(ahead?"+":"-")+String("0000"+off).slice(-4)},"%Z":date=>date.tm_zone,"%%":()=>"%"};pattern=pattern.replace(/%%/g,"\0\0");for(var rule in EXPANSION_RULES_2){if(pattern.includes(rule)){pattern=pattern.replace(new RegExp(rule,"g"),EXPANSION_RULES_2[rule](date))}}pattern=pattern.replace(/\0\0/g,"%");var bytes=intArrayFromString(pattern,false);if(bytes.length>maxsize){return 0}writeArrayToMemory(bytes,s);return bytes.length-1};var _strftime_l=(s,maxsize,format,tm,loc)=>_strftime(s,maxsize,format,tm);var _strptime=(buf,format,tm)=>{var pattern=UTF8ToString(format);var SPECIAL_CHARS="\\!@#$^&*()+=-[]/{}|:<>?,.";for(var i=0,ii=SPECIAL_CHARS.length;iEQUIVALENT_MATCHERS[c]||m).replace(/%(.)/g,(_,c)=>{let pat=DATE_PATTERNS[c];if(pat){capture.push(c);return`(${pat})`}else{return c}}).replace(/\s+/g,"\\s*");var matches=new RegExp("^"+pattern_out,"i").exec(UTF8ToString(buf));function initDate(){function fixup(value,min,max){return typeof value!="number"||isNaN(value)?min:value>=min?value<=max?value:max:min}return{year:fixup(HEAP32[tm+20>>2]+1900,1970,9999),month:fixup(HEAP32[tm+16>>2],0,11),day:fixup(HEAP32[tm+12>>2],1,31),hour:fixup(HEAP32[tm+8>>2],0,23),min:fixup(HEAP32[tm+4>>2],0,59),sec:fixup(HEAP32[tm>>2],0,59),gmtoff:0}}if(matches){var date=initDate();var value;var getMatch=symbol=>{var pos=capture.indexOf(symbol);if(pos>=0){return matches[pos+1]}return};if(value=getMatch("S")){date.sec=jstoi_q(value)}if(value=getMatch("M")){date.min=jstoi_q(value)}if(value=getMatch("H")){date.hour=jstoi_q(value)}else if(value=getMatch("I")){var hour=jstoi_q(value);if(value=getMatch("p")){hour+=value.toUpperCase()[0]==="P"?12:0}date.hour=hour}if(value=getMatch("Y")){date.year=jstoi_q(value)}else if(value=getMatch("y")){var year=jstoi_q(value);if(value=getMatch("C")){year+=jstoi_q(value)*100}else{year+=year<69?2e3:1900}date.year=year}if(value=getMatch("m")){date.month=jstoi_q(value)-1}else if(value=getMatch("b")){date.month=MONTH_NUMBERS[value.substring(0,3).toUpperCase()]||0}if(value=getMatch("d")){date.day=jstoi_q(value)}else if(value=getMatch("j")){var day=jstoi_q(value);var leapYear=isLeapYear(date.year);for(var month=0;month<12;++month){var daysUntilMonth=arraySum(leapYear?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,month-1);if(day<=daysUntilMonth+(leapYear?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR)[month]){date.day=day-daysUntilMonth}}}else if(value=getMatch("a")){var weekDay=value.substring(0,3).toUpperCase();if(value=getMatch("U")){var weekDayNumber=DAY_NUMBERS_SUN_FIRST[weekDay];var weekNumber=jstoi_q(value);var janFirst=new Date(date.year,0,1);var endDate;if(janFirst.getDay()===0){endDate=addDays(janFirst,weekDayNumber+7*(weekNumber-1))}else{endDate=addDays(janFirst,7-janFirst.getDay()+weekDayNumber+7*(weekNumber-1))}date.day=endDate.getDate();date.month=endDate.getMonth()}else if(value=getMatch("W")){var weekDayNumber=DAY_NUMBERS_MON_FIRST[weekDay];var weekNumber=jstoi_q(value);var janFirst=new Date(date.year,0,1);var endDate;if(janFirst.getDay()===1){endDate=addDays(janFirst,weekDayNumber+7*(weekNumber-1))}else{endDate=addDays(janFirst,7-janFirst.getDay()+1+weekDayNumber+7*(weekNumber-1))}date.day=endDate.getDate();date.month=endDate.getMonth()}}if(value=getMatch("z")){if(value.toLowerCase()==="z"){date.gmtoff=0}else{var match=value.match(/^((?:\-|\+)\d\d):?(\d\d)?/);date.gmtoff=match[1]*3600;if(match[2]){date.gmtoff+=date.gmtoff>0?match[2]*60:-match[2]*60}}}var fullDate=new Date(date.year,date.month,date.day,date.hour,date.min,date.sec,0);HEAP32[tm>>2]=fullDate.getSeconds();HEAP32[tm+4>>2]=fullDate.getMinutes();HEAP32[tm+8>>2]=fullDate.getHours();HEAP32[tm+12>>2]=fullDate.getDate();HEAP32[tm+16>>2]=fullDate.getMonth();HEAP32[tm+20>>2]=fullDate.getFullYear()-1900;HEAP32[tm+24>>2]=fullDate.getDay();HEAP32[tm+28>>2]=arraySum(isLeapYear(fullDate.getFullYear())?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,fullDate.getMonth()-1)+fullDate.getDate()-1;HEAP32[tm+32>>2]=0;HEAP32[tm+36>>2]=date.gmtoff;return buf+intArrayFromString(matches[0]).length-1}return 0};function _wasm_setsockopt(socketd,level,optionName,optionValuePtr,optionLen){const optionValue=HEAPU8[optionValuePtr];const SOL_SOCKET=1;const SO_KEEPALIVE=9;const IPPROTO_TCP=6;const TCP_NODELAY=1;const isSupported=level===SOL_SOCKET&&optionName===SO_KEEPALIVE||level===IPPROTO_TCP&&optionName===TCP_NODELAY;if(!isSupported){console.warn(`Unsupported socket option: ${level}, ${optionName}, ${optionValue}`);return-1}const ws=PHPWASM.getAllWebSockets(socketd)[0];if(!ws){return-1}ws.setSocketOpt(level,optionName,optionValuePtr);return 0}var wasmTable;var runAndAbortIfError=func=>{try{return func()}catch(e){abort(e)}};var Asyncify={instrumentWasmImports(imports){var importPattern=/^(_dlopen_js|invoke_i|invoke_ii|invoke_iii|invoke_iiii|invoke_iiiii|invoke_iiiiii|invoke_iiiiiii|invoke_iiiiiiii|invoke_iiiiiiiiii|invoke_v|invoke_vi|invoke_vii|invoke_viidii|invoke_viii|invoke_viiii|invoke_viiiii|invoke_viiiiii|invoke_viiiiiii|invoke_viiiiiiiii|js_open_process|_js_open_process|_asyncjs__js_open_process|js_popen_to_file|_js_popen_to_file|_asyncjs__js_popen_to_file|js_fd_read|_js_fd_read|js_module_onMessage|_js_module_onMessage|_asyncjs__js_module_onMessage|js_waitpid|_js_waitpid|_asyncjs__js_waitpid|wasm_poll_socket|_wasm_poll_socket|_asyncjs__wasm_poll_socket|wasm_shutdown|_wasm_shutdown|_asyncjs__wasm_shutdown|__asyncjs__.*)$/;for(let[x,original]of Object.entries(imports)){if(typeof original=="function"){let isAsyncifyImport=original.isAsync||importPattern.test(x)}}},instrumentWasmExports(exports){var ret={};for(let[x,original]of Object.entries(exports)){if(typeof original=="function"){ret[x]=(...args)=>{Asyncify.exportCallStack.push(x);try{return original(...args)}finally{if(!ABORT){var y=Asyncify.exportCallStack.pop();Asyncify.maybeStopUnwind()}}}}else{ret[x]=original}}return ret},State:{Normal:0,Unwinding:1,Rewinding:2,Disabled:3},state:0,StackSize:4096,currData:null,handleSleepReturnValue:0,exportCallStack:[],callStackNameToId:{},callStackIdToName:{},callStackId:0,asyncPromiseHandlers:null,sleepCallbacks:[],getCallStackId(funcName){var id=Asyncify.callStackNameToId[funcName];if(id===undefined){id=Asyncify.callStackId++;Asyncify.callStackNameToId[funcName]=id;Asyncify.callStackIdToName[id]=funcName}return id},maybeStopUnwind(){if(Asyncify.currData&&Asyncify.state===Asyncify.State.Unwinding&&Asyncify.exportCallStack.length===0){Asyncify.state=Asyncify.State.Normal;runtimeKeepalivePush();runAndAbortIfError(_asyncify_stop_unwind);if(typeof Fibers!="undefined"){Fibers.trampoline()}}},whenDone(){return new Promise((resolve,reject)=>{Asyncify.asyncPromiseHandlers={resolve:resolve,reject:reject}})},allocateData(){var ptr=_malloc(12+Asyncify.StackSize);Asyncify.setDataHeader(ptr,ptr+12,Asyncify.StackSize);Asyncify.setDataRewindFunc(ptr);return ptr},setDataHeader(ptr,stack,stackSize){HEAPU32[ptr>>2]=stack;HEAPU32[ptr+4>>2]=stack+stackSize},setDataRewindFunc(ptr){var bottomOfCallStack=Asyncify.exportCallStack[0];var rewindId=Asyncify.getCallStackId(bottomOfCallStack);HEAP32[ptr+8>>2]=rewindId},getDataRewindFuncName(ptr){var id=HEAP32[ptr+8>>2];var name=Asyncify.callStackIdToName[id];return name},getDataRewindFunc(name){var func=wasmExports[name];return func},doRewind(ptr){var name=Asyncify.getDataRewindFuncName(ptr);var func=Asyncify.getDataRewindFunc(name);runtimeKeepalivePop();return func()},handleSleep(startAsync){if(ABORT)return;if(Asyncify.state===Asyncify.State.Normal){var reachedCallback=false;var reachedAfterCallback=false;startAsync((handleSleepReturnValue=0)=>{if(ABORT)return;Asyncify.handleSleepReturnValue=handleSleepReturnValue;reachedCallback=true;if(!reachedAfterCallback){return}Asyncify.state=Asyncify.State.Rewinding;runAndAbortIfError(()=>_asyncify_start_rewind(Asyncify.currData));if(typeof Browser!="undefined"&&Browser.mainLoop.func){Browser.mainLoop.resume()}var asyncWasmReturnValue,isError=false;try{asyncWasmReturnValue=Asyncify.doRewind(Asyncify.currData)}catch(err){asyncWasmReturnValue=err;isError=true}var handled=false;if(!Asyncify.currData){var asyncPromiseHandlers=Asyncify.asyncPromiseHandlers;if(asyncPromiseHandlers){Asyncify.asyncPromiseHandlers=null;(isError?asyncPromiseHandlers.reject:asyncPromiseHandlers.resolve)(asyncWasmReturnValue);handled=true}}if(isError&&!handled){throw asyncWasmReturnValue}});reachedAfterCallback=true;if(!reachedCallback){Asyncify.state=Asyncify.State.Unwinding;Asyncify.currData=Asyncify.allocateData();if(typeof Browser!="undefined"&&Browser.mainLoop.func){Browser.mainLoop.pause()}runAndAbortIfError(()=>_asyncify_start_unwind(Asyncify.currData))}}else if(Asyncify.state===Asyncify.State.Rewinding){Asyncify.state=Asyncify.State.Normal;runAndAbortIfError(_asyncify_stop_rewind);_free(Asyncify.currData);Asyncify.currData=null;Asyncify.sleepCallbacks.forEach(callUserCallback)}else{abort(`invalid state: ${Asyncify.state}`)}return Asyncify.handleSleepReturnValue},handleAsync(startAsync){return Asyncify.handleSleep(wakeUp=>{startAsync().then(wakeUp)})}};var getCFunc=ident=>{var func=Module["_"+ident];return func};var ccall=(ident,returnType,argTypes,args,opts)=>{var toC={string:str=>{var ret=0;if(str!==null&&str!==undefined&&str!==0){ret=stringToUTF8OnStack(str)}return ret},array:arr=>{var ret=stackAlloc(arr.length);writeArrayToMemory(arr,ret);return ret}};function convertReturnValue(ret){if(returnType==="string"){return UTF8ToString(ret)}if(returnType==="boolean")return Boolean(ret);return ret}var func=getCFunc(ident);var cArgs=[];var stack=0;if(args){for(var i=0;iFS.unlink(path);var FS_createLazyFile=FS.createLazyFile;var FS_createDevice=FS.createDevice;FS.createPreloadedFile=FS_createPreloadedFile;FS.staticInit();Module["FS_createPath"]=FS.createPath;Module["FS_createDataFile"]=FS.createDataFile;Module["FS_createPreloadedFile"]=FS.createPreloadedFile;Module["FS_unlink"]=FS.unlink;Module["FS_createLazyFile"]=FS.createLazyFile;Module["FS_createDevice"]=FS.createDevice;PHPWASM.init();var wasmImports={Ma:_SharpYuvConvert,Na:_SharpYuvGetConversionMatrix,Oa:_SharpYuvInit,v:___assert_fail,Ga:__asyncjs__js_module_onMessage,ja:___call_sighandler,Z:___syscall_accept4,Y:___syscall_bind,Aa:___syscall_chdir,I:___syscall_chmod,X:___syscall_connect,za:___syscall_dup,ya:___syscall_dup3,Ba:___syscall_faccessat,Ta:___syscall_fallocate,va:___syscall_fchmod,ua:___syscall_fchown32,H:___syscall_fchownat,l:___syscall_fcntl64,ta:___syscall_fdatasync,sa:___syscall_fstat64,O:___syscall_ftruncate64,oa:___syscall_getcwd,ia:___syscall_getdents64,V:___syscall_getpeername,U:___syscall_getsockname,T:___syscall_getsockopt,z:___syscall_ioctl,S:___syscall_listen,pa:___syscall_lstat64,na:___syscall_mkdirat,qa:___syscall_newfstatat,t:___syscall_openat,ma:___syscall_pipe,la:___syscall_poll,ha:___syscall_readlinkat,R:___syscall_recvfrom,ga:___syscall_renameat,F:___syscall_rmdir,Q:___syscall_sendto,D:___syscall_socket,ra:___syscall_stat64,fa:___syscall_statfs64,ea:___syscall_symlink,w:___syscall_unlinkat,aa:___syscall_utimensat,Ca:__abort_js,wa:__emscripten_get_now_is_monotonic,W:__emscripten_lookup_name,xa:__emscripten_memcpy_js,ka:__emscripten_runtime_keepalive_clear,_:__emscripten_throw_longjmp,Wa:__gmtime_js,Xa:__localtime_js,Ya:__mktime_js,Ua:__mmap_js,Va:__munmap_js,E:__setitimer_js,ba:__tzset_js,x:_emscripten_date_now,da:_emscripten_get_heap_max,r:_emscripten_get_now,$:_emscripten_resize_heap,K:_emscripten_sleep,Ea:_environ_get,Fa:_environ_sizes_get,p:_exit,n:_fd_close,G:_fd_fdstat_get,J:_fd_read,Za:_fd_seek,y:_fd_write,N:_getaddrinfo,C:_getnameinfo,Sa:_getprotobyname,Ra:_getprotobynumber,j:invoke_i,c:invoke_ii,d:invoke_iii,e:invoke_iiii,h:invoke_iiiii,q:invoke_iiiiii,u:invoke_iiiiiii,La:invoke_iiiiiiii,Pa:invoke_iiiiiiiiii,P:invoke_jii,f:invoke_v,a:invoke_vi,b:invoke_vii,B:invoke_viidii,g:invoke_viii,k:invoke_viiii,m:invoke_viiiii,i:invoke_viiiiii,A:invoke_viiiiiiiii,M:_js_create_input_device,Ha:js_fd_read,L:_js_open_process,Ia:js_popen_to_file,Ja:_js_process_status,Ka:_js_waitpid,Da:_proc_exit,_a:_strftime,ca:_strftime_l,Qa:_strptime,s:wasm_poll_socket,o:_wasm_setsockopt};var 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dynCall_ii=Module["dynCall_ii"]=(a0,a1)=>(dynCall_ii=Module["dynCall_ii"]=wasmExports["Rb"])(a0,a1);var dynCall_iiii=Module["dynCall_iiii"]=(a0,a1,a2,a3)=>(dynCall_iiii=Module["dynCall_iiii"]=wasmExports["Sb"])(a0,a1,a2,a3);var dynCall_iiiiii=Module["dynCall_iiiiii"]=(a0,a1,a2,a3,a4,a5)=>(dynCall_iiiiii=Module["dynCall_iiiiii"]=wasmExports["Tb"])(a0,a1,a2,a3,a4,a5);var dynCall_iiiii=Module["dynCall_iiiii"]=(a0,a1,a2,a3,a4)=>(dynCall_iiiii=Module["dynCall_iiiii"]=wasmExports["Ub"])(a0,a1,a2,a3,a4);var dynCall_vii=Module["dynCall_vii"]=(a0,a1,a2)=>(dynCall_vii=Module["dynCall_vii"]=wasmExports["Vb"])(a0,a1,a2);var dynCall_iii=Module["dynCall_iii"]=(a0,a1,a2)=>(dynCall_iii=Module["dynCall_iii"]=wasmExports["Wb"])(a0,a1,a2);var dynCall_viiiii=Module["dynCall_viiiii"]=(a0,a1,a2,a3,a4,a5)=>(dynCall_viiiii=Module["dynCall_viiiii"]=wasmExports["Xb"])(a0,a1,a2,a3,a4,a5);var dynCall_iiiiiii=Module["dynCall_iiiiiii"]=(a0,a1,a2,a3,a4,a5,a6)=>(dynCall_iiiiiii=Module["dynCall_iiiiiii"]=wasmExports["Yb"])(a0,a1,a2,a3,a4,a5,a6);var dynCall_i=Module["dynCall_i"]=a0=>(dynCall_i=Module["dynCall_i"]=wasmExports["Zb"])(a0);var dynCall_v=Module["dynCall_v"]=a0=>(dynCall_v=Module["dynCall_v"]=wasmExports["_b"])(a0);var dynCall_viiii=Module["dynCall_viiii"]=(a0,a1,a2,a3,a4)=>(dynCall_viiii=Module["dynCall_viiii"]=wasmExports["$b"])(a0,a1,a2,a3,a4);var dynCall_viiiiiiiii=Module["dynCall_viiiiiiiii"]=(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9)=>(dynCall_viiiiiiiii=Module["dynCall_viiiiiiiii"]=wasmExports["ac"])(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9);var dynCall_viiiiii=Module["dynCall_viiiiii"]=(a0,a1,a2,a3,a4,a5,a6)=>(dynCall_viiiiii=Module["dynCall_viiiiii"]=wasmExports["bc"])(a0,a1,a2,a3,a4,a5,a6);var dynCall_iiiiiiii=Module["dynCall_iiiiiiii"]=(a0,a1,a2,a3,a4,a5,a6,a7)=>(dynCall_iiiiiiii=Module["dynCall_iiiiiiii"]=wasmExports["cc"])(a0,a1,a2,a3,a4,a5,a6,a7);var dynCall_iiiiiiiiii=Module["dynCall_iiiiiiiiii"]=(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9)=>(dynCall_iiiiiiiiii=Module["dynCall_iiiiiiiiii"]=wasmExports["dc"])(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9);var dynCall_jii=Module["dynCall_jii"]=(a0,a1,a2)=>(dynCall_jii=Module["dynCall_jii"]=wasmExports["ec"])(a0,a1,a2);var dynCall_viidii=Module["dynCall_viidii"]=(a0,a1,a2,a3,a4,a5)=>(dynCall_viidii=Module["dynCall_viidii"]=wasmExports["fc"])(a0,a1,a2,a3,a4,a5);var _asyncify_start_unwind=a0=>(_asyncify_start_unwind=wasmExports["gc"])(a0);var _asyncify_stop_unwind=()=>(_asyncify_stop_unwind=wasmExports["hc"])();var _asyncify_start_rewind=a0=>(_asyncify_start_rewind=wasmExports["ic"])(a0);var _asyncify_stop_rewind=()=>(_asyncify_stop_rewind=wasmExports["jc"])();function invoke_iiiiiii(index,a1,a2,a3,a4,a5,a6){var sp=stackSave();try{return dynCall_iiiiiii(index,a1,a2,a3,a4,a5,a6)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_vi(index,a1){var sp=stackSave();try{dynCall_vi(index,a1)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_vii(index,a1,a2){var sp=stackSave();try{dynCall_vii(index,a1,a2)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_i(index){var sp=stackSave();try{return dynCall_i(index)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viii(index,a1,a2,a3){var sp=stackSave();try{dynCall_viii(index,a1,a2,a3)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_v(index){var sp=stackSave();try{dynCall_v(index)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_ii(index,a1){var sp=stackSave();try{return dynCall_ii(index,a1)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iii(index,a1,a2){var sp=stackSave();try{return dynCall_iii(index,a1,a2)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiii(index,a1,a2,a3,a4){var sp=stackSave();try{dynCall_viiii(index,a1,a2,a3,a4)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiii(index,a1,a2,a3,a4){var sp=stackSave();try{return dynCall_iiiii(index,a1,a2,a3,a4)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiii(index,a1,a2,a3){var sp=stackSave();try{return dynCall_iiii(index,a1,a2,a3)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiiiii(index,a1,a2,a3,a4,a5,a6){var sp=stackSave();try{dynCall_viiiiii(index,a1,a2,a3,a4,a5,a6)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiiii(index,a1,a2,a3,a4,a5){var sp=stackSave();try{dynCall_viiiii(index,a1,a2,a3,a4,a5)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viidii(index,a1,a2,a3,a4,a5){var sp=stackSave();try{dynCall_viidii(index,a1,a2,a3,a4,a5)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9){var sp=stackSave();try{return dynCall_iiiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiiii(index,a1,a2,a3,a4,a5){var sp=stackSave();try{return dynCall_iiiiii(index,a1,a2,a3,a4,a5)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9){var sp=stackSave();try{dynCall_viiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiiiiii(index,a1,a2,a3,a4,a5,a6,a7){var sp=stackSave();try{return dynCall_iiiiiiii(index,a1,a2,a3,a4,a5,a6,a7)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_jii(index,a1,a2){var sp=stackSave();try{return dynCall_jii(index,a1,a2)}catch(e){stackRestore(sp);if(e!==e+0)throw 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removeRunDependency(id){runDependencies--;Module["monitorRunDependencies"]?.(runDependencies);if(runDependencies==0){if(dependenciesFulfilled){var callback=dependenciesFulfilled;dependenciesFulfilled=null;callback()}}}function abort(what){Module["onAbort"]?.(what);what="Aborted("+what+")";err(what);ABORT=true;what+=". Build with -sASSERTIONS for more info.";var e=new WebAssembly.RuntimeError(what);throw e}var dataURIPrefix="data:application/octet-stream;base64,";var isDataURI=filename=>filename.startsWith(dataURIPrefix);function findWasmBinary(){var f=dependencyFilename;if(!isDataURI(f)){return locateFile(f)}return f}var wasmBinaryFile;function getBinarySync(file){if(file==wasmBinaryFile&&wasmBinary){return new Uint8Array(wasmBinary)}if(readBinary){return readBinary(file)}throw"both async and sync fetching of the wasm failed"}async function getWasmBinary(binaryFile){if(!wasmBinary){try{var response=await readAsync(binaryFile);return new Uint8Array(response)}catch{}}return getBinarySync(binaryFile)}async function instantiateArrayBuffer(binaryFile,imports){try{var binary=await getWasmBinary(binaryFile);var instance=await WebAssembly.instantiate(binary,imports);return instance}catch(reason){err(`failed to asynchronously prepare wasm: ${reason}`);abort(reason)}}async function instantiateAsync(binary,binaryFile,imports){if(!binary&&typeof WebAssembly.instantiateStreaming=="function"&&!isDataURI(binaryFile)&&typeof fetch=="function"){try{var response=fetch(binaryFile,{credentials:"same-origin"});var instantiationResult=await WebAssembly.instantiateStreaming(response,imports);return instantiationResult}catch(reason){err(`wasm streaming compile failed: ${reason}`);err("falling back to ArrayBuffer instantiation")}}return instantiateArrayBuffer(binaryFile,imports)}function getWasmImports(){return{a:wasmImports}}async function createWasm(){function receiveInstance(instance,module){wasmExports=instance.exports;wasmExports=Asyncify.instrumentWasmExports(wasmExports);Module["wasmExports"]=wasmExports;wasmMemory=wasmExports["Za"];updateMemoryViews();wasmTable=wasmExports["$a"];addOnInit(wasmExports["_a"]);removeRunDependency("wasm-instantiate");return wasmExports}addRunDependency("wasm-instantiate");function receiveInstantiationResult(result){receiveInstance(result["instance"])}var info=getWasmImports();if(Module["instantiateWasm"]){try{return Module["instantiateWasm"](info,receiveInstance)}catch(e){err(`Module.instantiateWasm callback failed with error: ${e}`);return false}}wasmBinaryFile??=findWasmBinary();var result=await instantiateAsync(wasmBinary,wasmBinaryFile,info);receiveInstantiationResult(result);return result}var tempDouble;var tempI64;function js_popen_to_file(command,mode,exitCodePtr){const returnCallback=resolver=>Asyncify.handleSleep(resolver);if(!command)return 1;const cmdstr=UTF8ToString(command);if(!cmdstr.length)return 0;const modestr=UTF8ToString(mode);if(!modestr.length)return 0;if(modestr==="w"){console.error('popen($cmd, "w") is not implemented yet')}return returnCallback(async wakeUp=>{let cp;try{cp=PHPWASM.spawnProcess(cmdstr,[]);if(cp instanceof Promise){cp=await cp}}catch(e){console.error(e);if(e.code==="SPAWN_UNSUPPORTED"){return 1}throw e}const outByteArrays=[];cp.stdout.on("data",function(data){outByteArrays.push(data)});const outputPath="/tmp/popen_output";cp.on("exit",function(exitCode){const outBytes=new Uint8Array(outByteArrays.reduce((acc,curr)=>acc+curr.length,0));let offset=0;for(const byteArray of outByteArrays){outBytes.set(byteArray,offset);offset+=byteArray.length}FS.writeFile(outputPath,outBytes);HEAPU8[exitCodePtr]=exitCode;wakeUp(allocateUTF8OnStack(outputPath))})})}function wasm_poll_socket(socketd,events,timeout){const returnCallback=resolver=>Asyncify.handleSleep(resolver);const POLLIN=1;const POLLPRI=2;const POLLOUT=4;const POLLERR=8;const POLLHUP=16;const POLLNVAL=32;return returnCallback(wakeUp=>{const polls=[];if(socketd in PHPWASM.child_proc_by_fd){const procInfo=PHPWASM.child_proc_by_fd[socketd];if(procInfo.exited){wakeUp(0);return}polls.push(PHPWASM.awaitEvent(procInfo.stdout,"data"))}else if(FS.isSocket(FS.getStream(socketd)?.node.mode)){const sock=getSocketFromFD(socketd);if(!sock){wakeUp(0);return}const lookingFor=new Set;if(events&POLLIN||events&POLLPRI){if(sock.server){for(const client of sock.pending){if((client.recv_queue||[]).length>0){wakeUp(1);return}}}else if((sock.recv_queue||[]).length>0){wakeUp(1);return}}const webSockets=PHPWASM.getAllWebSockets(sock);if(!webSockets.length){wakeUp(0);return}for(const ws of webSockets){if(events&POLLIN||events&POLLPRI){polls.push(PHPWASM.awaitData(ws));lookingFor.add("POLLIN")}if(events&POLLOUT){polls.push(PHPWASM.awaitConnection(ws));lookingFor.add("POLLOUT")}if(events&POLLHUP){polls.push(PHPWASM.awaitClose(ws));lookingFor.add("POLLHUP")}if(events&POLLERR||events&POLLNVAL){polls.push(PHPWASM.awaitError(ws));lookingFor.add("POLLERR")}}}else{setTimeout(function(){wakeUp(1)},timeout);return}if(polls.length===0){console.warn("Unsupported poll event "+events+", defaulting to setTimeout().");setTimeout(function(){wakeUp(0)},timeout);return}const promises=polls.map(([promise])=>promise);const clearPolling=()=>polls.forEach(([,clear])=>clear());let awaken=false;let timeoutId;Promise.race(promises).then(function(results){if(!awaken){awaken=true;wakeUp(1);if(timeoutId){clearTimeout(timeoutId)}clearPolling()}});if(timeout!==-1){timeoutId=setTimeout(function(){if(!awaken){awaken=true;wakeUp(0);clearPolling()}},timeout)}})}function js_fd_read(fd,iov,iovcnt,pnum){const returnCallback=resolver=>Asyncify.handleSleep(resolver);if(Asyncify?.State?.Normal===undefined||Asyncify?.state===Asyncify?.State?.Normal){var returnCode;var stream;let num=0;try{stream=SYSCALLS.getStreamFromFD(fd);const num=doReadv(stream,iov,iovcnt);HEAPU32[pnum>>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError")){throw e}if(e.errno!==6||!(stream?.fd in PHPWASM.child_proc_by_fd)){HEAPU32[pnum>>2]=0;return returnCode}}}return returnCallback(wakeUp=>{var retries=0;var interval=50;var timeout=5e3;var maxRetries=timeout/interval;function poll(){var returnCode;var stream;let num;try{stream=SYSCALLS.getStreamFromFD(fd);num=doReadv(stream,iov,iovcnt);returnCode=0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError")){console.error(e);throw e}returnCode=e.errno}const success=returnCode===0;const failure=++retries>maxRetries||!(fd in PHPWASM.child_proc_by_fd)||PHPWASM.child_proc_by_fd[fd]?.exited||FS.isClosed(stream);if(success){HEAPU32[pnum>>2]=num;wakeUp(0)}else if(failure){HEAPU32[pnum>>2]=0;wakeUp(returnCode===6?0:returnCode)}else{setTimeout(poll,interval)}}poll()})}function __asyncjs__js_module_onMessage(data,response_buffer){return Asyncify.handleAsync(async()=>{if(Module["onMessage"]){const dataStr=UTF8ToString(data);return Module["onMessage"](dataStr).then(response=>{const responseBytes=typeof response==="string"?(new TextEncoder).encode(response):response;const responseSize=responseBytes.byteLength;const responsePtr=_malloc(responseSize+1);HEAPU8.set(responseBytes,responsePtr);HEAPU8[responsePtr+responseSize]=0;HEAPU8[response_buffer]=responsePtr;HEAPU8[response_buffer+1]=responsePtr>>8;HEAPU8[response_buffer+2]=responsePtr>>16;HEAPU8[response_buffer+3]=responsePtr>>24;return responseSize}).catch(e=>{console.error(e);return-1})}})}class ExitStatus{name="ExitStatus";constructor(status){this.message=`Program terminated with exit(${status})`;this.status=status}} +ExitStatus = class PHPExitStatus extends Error { +constructor(status) { + super(status); + this.name = "ExitStatus"; + this.message = "Program terminated with exit(" + status + ")"; + this.status = status; + } +};var callRuntimeCallbacks=callbacks=>{while(callbacks.length>0){callbacks.shift()(Module)}};var noExitRuntime=Module["noExitRuntime"]||false;var stackRestore=val=>__emscripten_stack_restore(val);var stackSave=()=>_emscripten_stack_get_current();function _SharpYuvConvert(){abort("missing function: SharpYuvConvert")}_SharpYuvConvert.stub=true;function _SharpYuvGetConversionMatrix(){abort("missing function: SharpYuvGetConversionMatrix")}_SharpYuvGetConversionMatrix.stub=true;function _SharpYuvInit(){abort("missing function: SharpYuvInit")}_SharpYuvInit.stub=true;var UTF8Decoder=typeof TextDecoder!="undefined"?new TextDecoder:undefined;var UTF8ArrayToString=(heapOrArray,idx=0,maxBytesToRead=NaN)=>{var endIdx=idx+maxBytesToRead;var endPtr=idx;while(heapOrArray[endPtr]&&!(endPtr>=endIdx))++endPtr;if(endPtr-idx>16&&heapOrArray.buffer&&UTF8Decoder){return UTF8Decoder.decode(heapOrArray.subarray(idx,endPtr))}var str="";while(idx>10,56320|ch&1023)}}return str};var UTF8ToString=(ptr,maxBytesToRead)=>ptr?UTF8ArrayToString(HEAPU8,ptr,maxBytesToRead):"";Module["UTF8ToString"]=UTF8ToString;var ___assert_fail=(condition,filename,line,func)=>abort(`Assertion failed: ${UTF8ToString(condition)}, at: `+[filename?UTF8ToString(filename):"unknown filename",line,func?UTF8ToString(func):"unknown function"]);var ___call_sighandler=(fp,sig)=>(a1=>dynCall_vi(fp,a1))(sig);var initRandomFill=()=>{if(typeof crypto=="object"&&typeof crypto["getRandomValues"]=="function"){return view=>crypto.getRandomValues(view)}else abort("initRandomDevice")};var randomFill=view=>(randomFill=initRandomFill())(view);var PATH={isAbs:path=>path.charAt(0)==="/",splitPath:filename=>{var splitPathRe=/^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/;return splitPathRe.exec(filename).slice(1)},normalizeArray:(parts,allowAboveRoot)=>{var up=0;for(var i=parts.length-1;i>=0;i--){var last=parts[i];if(last==="."){parts.splice(i,1)}else if(last===".."){parts.splice(i,1);up++}else if(up){parts.splice(i,1);up--}}if(allowAboveRoot){for(;up;up--){parts.unshift("..")}}return parts},normalize:path=>{var isAbsolute=PATH.isAbs(path),trailingSlash=path.substr(-1)==="/";path=PATH.normalizeArray(path.split("/").filter(p=>!!p),!isAbsolute).join("/");if(!path&&!isAbsolute){path="."}if(path&&trailingSlash){path+="/"}return(isAbsolute?"/":"")+path},dirname:path=>{var result=PATH.splitPath(path),root=result[0],dir=result[1];if(!root&&!dir){return"."}if(dir){dir=dir.substr(0,dir.length-1)}return root+dir},basename:path=>{if(path==="/")return"/";path=PATH.normalize(path);path=path.replace(/\/$/,"");var lastSlash=path.lastIndexOf("/");if(lastSlash===-1)return path;return path.substr(lastSlash+1)},join:(...paths)=>PATH.normalize(paths.join("/")),join2:(l,r)=>PATH.normalize(l+"/"+r)};var PATH_FS={resolve:(...args)=>{var resolvedPath="",resolvedAbsolute=false;for(var i=args.length-1;i>=-1&&!resolvedAbsolute;i--){var path=i>=0?args[i]:FS.cwd();if(typeof path!="string"){throw new TypeError("Arguments to path.resolve must be strings")}else if(!path){return""}resolvedPath=path+"/"+resolvedPath;resolvedAbsolute=PATH.isAbs(path)}resolvedPath=PATH.normalizeArray(resolvedPath.split("/").filter(p=>!!p),!resolvedAbsolute).join("/");return(resolvedAbsolute?"/":"")+resolvedPath||"."},relative:(from,to)=>{from=PATH_FS.resolve(from).substr(1);to=PATH_FS.resolve(to).substr(1);function trim(arr){var start=0;for(;start=0;end--){if(arr[end]!=="")break}if(start>end)return[];return arr.slice(start,end-start+1)}var fromParts=trim(from.split("/"));var toParts=trim(to.split("/"));var length=Math.min(fromParts.length,toParts.length);var samePartsLength=length;for(var i=0;i{var len=0;for(var i=0;i=55296&&c<=57343){len+=4;++i}else{len+=3}}return len};Module["lengthBytesUTF8"]=lengthBytesUTF8;var stringToUTF8Array=(str,heap,outIdx,maxBytesToWrite)=>{if(!(maxBytesToWrite>0))return 0;var startIdx=outIdx;var endIdx=outIdx+maxBytesToWrite-1;for(var i=0;i=55296&&u<=57343){var u1=str.charCodeAt(++i);u=65536+((u&1023)<<10)|u1&1023}if(u<=127){if(outIdx>=endIdx)break;heap[outIdx++]=u}else if(u<=2047){if(outIdx+1>=endIdx)break;heap[outIdx++]=192|u>>6;heap[outIdx++]=128|u&63}else if(u<=65535){if(outIdx+2>=endIdx)break;heap[outIdx++]=224|u>>12;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}else{if(outIdx+3>=endIdx)break;heap[outIdx++]=240|u>>18;heap[outIdx++]=128|u>>12&63;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}}heap[outIdx]=0;return outIdx-startIdx};function intArrayFromString(stringy,dontAddNull,length){var len=length>0?length:lengthBytesUTF8(stringy)+1;var u8array=new Array(len);var numBytesWritten=stringToUTF8Array(stringy,u8array,0,u8array.length);if(dontAddNull)u8array.length=numBytesWritten;return u8array}var FS_stdin_getChar=()=>{if(!FS_stdin_getChar_buffer.length){var result=null;if(typeof window!="undefined"&&typeof window.prompt=="function"){result=window.prompt("Input: ");if(result!==null){result+="\n"}}else{}if(!result){return null}FS_stdin_getChar_buffer=intArrayFromString(result,true)}return FS_stdin_getChar_buffer.shift()};var TTY={ttys:[],init(){},shutdown(){},register(dev,ops){TTY.ttys[dev]={input:[],output:[],ops};FS.registerDevice(dev,TTY.stream_ops)},stream_ops:{open(stream){var tty=TTY.ttys[stream.node.rdev];if(!tty){throw new FS.ErrnoError(43)}stream.tty=tty;stream.seekable=false},close(stream){stream.tty.ops.fsync(stream.tty)},fsync(stream){stream.tty.ops.fsync(stream.tty)},read(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.get_char){throw new FS.ErrnoError(60)}var bytesRead=0;for(var i=0;i0){out(UTF8ArrayToString(tty.output));tty.output=[]}},ioctl_tcgets(tty){return{c_iflag:25856,c_oflag:5,c_cflag:191,c_lflag:35387,c_cc:[3,28,127,21,4,0,1,0,17,19,26,0,18,15,23,22,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]}},ioctl_tcsets(tty,optional_actions,data){return 0},ioctl_tiocgwinsz(tty){return[24,80]}},default_tty1_ops:{put_char(tty,val){if(val===null||val===10){err(UTF8ArrayToString(tty.output));tty.output=[]}else{if(val!=0)tty.output.push(val)}},fsync(tty){if(tty.output&&tty.output.length>0){err(UTF8ArrayToString(tty.output));tty.output=[]}}}};var zeroMemory=(address,size)=>{HEAPU8.fill(0,address,address+size)};var alignMemory=(size,alignment)=>Math.ceil(size/alignment)*alignment;var mmapAlloc=size=>{size=alignMemory(size,65536);var ptr=_emscripten_builtin_memalign(65536,size);if(ptr)zeroMemory(ptr,size);return ptr};var MEMFS={ops_table:null,mount(mount){return MEMFS.createNode(null,"/",16895,0)},createNode(parent,name,mode,dev){if(FS.isBlkdev(mode)||FS.isFIFO(mode)){throw new FS.ErrnoError(63)}MEMFS.ops_table||={dir:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,lookup:MEMFS.node_ops.lookup,mknod:MEMFS.node_ops.mknod,rename:MEMFS.node_ops.rename,unlink:MEMFS.node_ops.unlink,rmdir:MEMFS.node_ops.rmdir,readdir:MEMFS.node_ops.readdir,symlink:MEMFS.node_ops.symlink},stream:{llseek:MEMFS.stream_ops.llseek}},file:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:{llseek:MEMFS.stream_ops.llseek,read:MEMFS.stream_ops.read,write:MEMFS.stream_ops.write,allocate:MEMFS.stream_ops.allocate,mmap:MEMFS.stream_ops.mmap,msync:MEMFS.stream_ops.msync}},link:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,readlink:MEMFS.node_ops.readlink},stream:{}},chrdev:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:FS.chrdev_stream_ops}};var node=FS.createNode(parent,name,mode,dev);if(FS.isDir(node.mode)){node.node_ops=MEMFS.ops_table.dir.node;node.stream_ops=MEMFS.ops_table.dir.stream;node.contents={}}else if(FS.isFile(node.mode)){node.node_ops=MEMFS.ops_table.file.node;node.stream_ops=MEMFS.ops_table.file.stream;node.usedBytes=0;node.contents=null}else if(FS.isLink(node.mode)){node.node_ops=MEMFS.ops_table.link.node;node.stream_ops=MEMFS.ops_table.link.stream}else if(FS.isChrdev(node.mode)){node.node_ops=MEMFS.ops_table.chrdev.node;node.stream_ops=MEMFS.ops_table.chrdev.stream}node.atime=node.mtime=node.ctime=Date.now();if(parent){parent.contents[name]=node;parent.atime=parent.mtime=parent.ctime=node.atime}return node},getFileDataAsTypedArray(node){if(!node.contents)return new Uint8Array(0);if(node.contents.subarray)return node.contents.subarray(0,node.usedBytes);return new Uint8Array(node.contents)},expandFileStorage(node,newCapacity){var prevCapacity=node.contents?node.contents.length:0;if(prevCapacity>=newCapacity)return;var CAPACITY_DOUBLING_MAX=1024*1024;newCapacity=Math.max(newCapacity,prevCapacity*(prevCapacity>>0);if(prevCapacity!=0)newCapacity=Math.max(newCapacity,256);var oldContents=node.contents;node.contents=new Uint8Array(newCapacity);if(node.usedBytes>0)node.contents.set(oldContents.subarray(0,node.usedBytes),0)},resizeFileStorage(node,newSize){if(node.usedBytes==newSize)return;if(newSize==0){node.contents=null;node.usedBytes=0}else{var oldContents=node.contents;node.contents=new Uint8Array(newSize);if(oldContents){node.contents.set(oldContents.subarray(0,Math.min(newSize,node.usedBytes)))}node.usedBytes=newSize}},node_ops:{getattr(node){var attr={};attr.dev=FS.isChrdev(node.mode)?node.id:1;attr.ino=node.id;attr.mode=node.mode;attr.nlink=1;attr.uid=0;attr.gid=0;attr.rdev=node.rdev;if(FS.isDir(node.mode)){attr.size=4096}else if(FS.isFile(node.mode)){attr.size=node.usedBytes}else if(FS.isLink(node.mode)){attr.size=node.link.length}else{attr.size=0}attr.atime=new Date(node.atime);attr.mtime=new Date(node.mtime);attr.ctime=new Date(node.ctime);attr.blksize=4096;attr.blocks=Math.ceil(attr.size/attr.blksize);return attr},setattr(node,attr){for(const key of["mode","atime","mtime","ctime"]){if(attr[key]){node[key]=attr[key]}}if(attr.size!==undefined){MEMFS.resizeFileStorage(node,attr.size)}},lookup(parent,name){throw MEMFS.doesNotExistError},mknod(parent,name,mode,dev){return MEMFS.createNode(parent,name,mode,dev)},rename(old_node,new_dir,new_name){var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(new_node){if(FS.isDir(old_node.mode)){for(var i in new_node.contents){throw new FS.ErrnoError(55)}}FS.hashRemoveNode(new_node)}delete old_node.parent.contents[old_node.name];new_dir.contents[new_name]=old_node;old_node.name=new_name;new_dir.ctime=new_dir.mtime=old_node.parent.ctime=old_node.parent.mtime=Date.now()},unlink(parent,name){delete parent.contents[name];parent.ctime=parent.mtime=Date.now()},rmdir(parent,name){var node=FS.lookupNode(parent,name);for(var i in node.contents){throw new FS.ErrnoError(55)}delete parent.contents[name];parent.ctime=parent.mtime=Date.now()},readdir(node){return[".","..",...Object.keys(node.contents)]},symlink(parent,newname,oldpath){var node=MEMFS.createNode(parent,newname,511|40960,0);node.link=oldpath;return node},readlink(node){if(!FS.isLink(node.mode)){throw new FS.ErrnoError(28)}return node.link}},stream_ops:{read(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=stream.node.usedBytes)return 0;var size=Math.min(stream.node.usedBytes-position,length);if(size>8&&contents.subarray){buffer.set(contents.subarray(position,position+size),offset)}else{for(var i=0;i0||position+length{var arrayBuffer=await readAsync(url);return new Uint8Array(arrayBuffer)};asyncLoad.isAsync=true;var FS_createDataFile=(parent,name,fileData,canRead,canWrite,canOwn)=>{FS.createDataFile(parent,name,fileData,canRead,canWrite,canOwn)};var preloadPlugins=Module["preloadPlugins"]||[];var FS_handledByPreloadPlugin=(byteArray,fullname,finish,onerror)=>{if(typeof Browser!="undefined")Browser.init();var handled=false;preloadPlugins.forEach(plugin=>{if(handled)return;if(plugin["canHandle"](fullname)){plugin["handle"](byteArray,fullname,finish,onerror);handled=true}});return handled};var FS_createPreloadedFile=(parent,name,url,canRead,canWrite,onload,onerror,dontCreateFile,canOwn,preFinish)=>{var fullname=name?PATH_FS.resolve(PATH.join2(parent,name)):parent;var dep=getUniqueRunDependency(`cp ${fullname}`);function processData(byteArray){function finish(byteArray){preFinish?.();if(!dontCreateFile){FS_createDataFile(parent,name,byteArray,canRead,canWrite,canOwn)}onload?.();removeRunDependency(dep)}if(FS_handledByPreloadPlugin(byteArray,fullname,finish,()=>{onerror?.();removeRunDependency(dep)})){return}finish(byteArray)}addRunDependency(dep);if(typeof url=="string"){asyncLoad(url).then(processData,onerror)}else{processData(url)}};var FS_modeStringToFlags=str=>{var flagModes={r:0,"r+":2,w:512|64|1,"w+":512|64|2,a:1024|64|1,"a+":1024|64|2};var flags=flagModes[str];if(typeof flags=="undefined"){throw new Error(`Unknown file open mode: ${str}`)}return flags};var FS_getMode=(canRead,canWrite)=>{var mode=0;if(canRead)mode|=292|73;if(canWrite)mode|=146;return mode};var ERRNO_CODES={EPERM:63,ENOENT:44,ESRCH:71,EINTR:27,EIO:29,ENXIO:60,E2BIG:1,ENOEXEC:45,EBADF:8,ECHILD:12,EAGAIN:6,EWOULDBLOCK:6,ENOMEM:48,EACCES:2,EFAULT:21,ENOTBLK:105,EBUSY:10,EEXIST:20,EXDEV:75,ENODEV:43,ENOTDIR:54,EISDIR:31,EINVAL:28,ENFILE:41,EMFILE:33,ENOTTY:59,ETXTBSY:74,EFBIG:22,ENOSPC:51,ESPIPE:70,EROFS:69,EMLINK:34,EPIPE:64,EDOM:18,ERANGE:68,ENOMSG:49,EIDRM:24,ECHRNG:106,EL2NSYNC:156,EL3HLT:107,EL3RST:108,ELNRNG:109,EUNATCH:110,ENOCSI:111,EL2HLT:112,EDEADLK:16,ENOLCK:46,EBADE:113,EBADR:114,EXFULL:115,ENOANO:104,EBADRQC:103,EBADSLT:102,EDEADLOCK:16,EBFONT:101,ENOSTR:100,ENODATA:116,ETIME:117,ENOSR:118,ENONET:119,ENOPKG:120,EREMOTE:121,ENOLINK:47,EADV:122,ESRMNT:123,ECOMM:124,EPROTO:65,EMULTIHOP:36,EDOTDOT:125,EBADMSG:9,ENOTUNIQ:126,EBADFD:127,EREMCHG:128,ELIBACC:129,ELIBBAD:130,ELIBSCN:131,ELIBMAX:132,ELIBEXEC:133,ENOSYS:52,ENOTEMPTY:55,ENAMETOOLONG:37,ELOOP:32,EOPNOTSUPP:138,EPFNOSUPPORT:139,ECONNRESET:15,ENOBUFS:42,EAFNOSUPPORT:5,EPROTOTYPE:67,ENOTSOCK:57,ENOPROTOOPT:50,ESHUTDOWN:140,ECONNREFUSED:14,EADDRINUSE:3,ECONNABORTED:13,ENETUNREACH:40,ENETDOWN:38,ETIMEDOUT:73,EHOSTDOWN:142,EHOSTUNREACH:23,EINPROGRESS:26,EALREADY:7,EDESTADDRREQ:17,EMSGSIZE:35,EPROTONOSUPPORT:66,ESOCKTNOSUPPORT:137,EADDRNOTAVAIL:4,ENETRESET:39,EISCONN:30,ENOTCONN:53,ETOOMANYREFS:141,EUSERS:136,EDQUOT:19,ESTALE:72,ENOTSUP:138,ENOMEDIUM:148,EILSEQ:25,EOVERFLOW:61,ECANCELED:11,ENOTRECOVERABLE:56,EOWNERDEAD:62,ESTRPIPE:135};var PROXYFS={mount(mount){return PROXYFS.createNode(null,"/",mount.opts.fs.lstat(mount.opts.root).mode,0)},createNode(parent,name,mode,dev){if(!FS.isDir(mode)&&!FS.isFile(mode)&&!FS.isLink(mode)){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}var node=FS.createNode(parent,name,mode);node.node_ops=PROXYFS.node_ops;node.stream_ops=PROXYFS.stream_ops;return node},realPath(node){var parts=[];while(node.parent!==node){parts.push(node.name);node=node.parent}parts.push(node.mount.opts.root);parts.reverse();return PATH.join(...parts)},node_ops:{getattr(node){var path=PROXYFS.realPath(node);var stat;try{stat=node.mount.opts.fs.lstat(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return{dev:stat.dev,ino:stat.ino,mode:stat.mode,nlink:stat.nlink,uid:stat.uid,gid:stat.gid,rdev:stat.rdev,size:stat.size,atime:stat.atime,mtime:stat.mtime,ctime:stat.ctime,blksize:stat.blksize,blocks:stat.blocks}},setattr(node,attr){var path=PROXYFS.realPath(node);try{if(attr.mode!==undefined){node.mount.opts.fs.chmod(path,attr.mode);node.mode=attr.mode}if(attr.atime||attr.mtime){var atime=new Date(attr.atime||attr.mtime);var mtime=new Date(attr.mtime||attr.atime);node.mount.opts.fs.utime(path,atime,mtime)}if(attr.size!==undefined){node.mount.opts.fs.truncate(path,attr.size)}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},lookup(parent,name){try{var path=PATH.join2(PROXYFS.realPath(parent),name);var mode=parent.mount.opts.fs.lstat(path).mode;var node=PROXYFS.createNode(parent,name,mode);return node}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},mknod(parent,name,mode,dev){var node=PROXYFS.createNode(parent,name,mode,dev);var path=PROXYFS.realPath(node);try{if(FS.isDir(node.mode)){node.mount.opts.fs.mkdir(path,node.mode)}else{node.mount.opts.fs.writeFile(path,"",{mode:node.mode})}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return node},rename(oldNode,newDir,newName){var oldPath=PROXYFS.realPath(oldNode);var newPath=PATH.join2(PROXYFS.realPath(newDir),newName);try{oldNode.mount.opts.fs.rename(oldPath,newPath);oldNode.name=newName}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},unlink(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.unlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},rmdir(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.rmdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readdir(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},symlink(parent,newName,oldPath){var newPath=PATH.join2(PROXYFS.realPath(parent),newName);try{parent.mount.opts.fs.symlink(oldPath,newPath)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readlink(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}}},stream_ops:{open(stream){var path=PROXYFS.realPath(stream.node);try{stream.nfd=stream.node.mount.opts.fs.open(path,stream.flags)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},close(stream){try{stream.node.mount.opts.fs.close(stream.nfd)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},read(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.read(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},write(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.write(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},llseek(stream,offset,whence){var position=offset;if(whence===1){position+=stream.position}else if(whence===2){if(FS.isFile(stream.node.mode)){try{var stat=stream.node.node_ops.getattr(stream.node);position+=stat.size}catch(e){throw new FS.ErrnoError(ERRNO_CODES[e.code])}}}if(position<0){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}return position}}};var FS={root:null,mounts:[],devices:{},streams:[],nextInode:1,nameTable:null,currentPath:"/",initialized:false,ignorePermissions:true,ErrnoError:class{name="ErrnoError";constructor(errno){this.errno=errno}},filesystems:null,syncFSRequests:0,readFiles:{},FSStream:class{shared={};get object(){return this.node}set object(val){this.node=val}get isRead(){return(this.flags&2097155)!==1}get isWrite(){return(this.flags&2097155)!==0}get isAppend(){return this.flags&1024}get flags(){return this.shared.flags}set flags(val){this.shared.flags=val}get position(){return this.shared.position}set position(val){this.shared.position=val}},FSNode:class{node_ops={};stream_ops={};readMode=292|73;writeMode=146;mounted=null;constructor(parent,name,mode,rdev){if(!parent){parent=this}this.parent=parent;this.mount=parent.mount;this.id=FS.nextInode++;this.name=name;this.mode=mode;this.rdev=rdev;this.atime=this.mtime=this.ctime=Date.now()}get read(){return(this.mode&this.readMode)===this.readMode}set read(val){val?this.mode|=this.readMode:this.mode&=~this.readMode}get write(){return(this.mode&this.writeMode)===this.writeMode}set write(val){val?this.mode|=this.writeMode:this.mode&=~this.writeMode}get isFolder(){return FS.isDir(this.mode)}get isDevice(){return FS.isChrdev(this.mode)}},lookupPath(path,opts={}){if(!path)return{path:"",node:null};opts.follow_mount??=true;if(!PATH.isAbs(path)){path=FS.cwd()+"/"+path}linkloop:for(var nlinks=0;nlinks<40;nlinks++){var parts=path.split("/").filter(p=>!!p&&p!==".");var current=FS.root;var current_path="/";for(var i=0;i>>0)%FS.nameTable.length},hashAddNode(node){var hash=FS.hashName(node.parent.id,node.name);node.name_next=FS.nameTable[hash];FS.nameTable[hash]=node},hashRemoveNode(node){var hash=FS.hashName(node.parent.id,node.name);if(FS.nameTable[hash]===node){FS.nameTable[hash]=node.name_next}else{var current=FS.nameTable[hash];while(current){if(current.name_next===node){current.name_next=node.name_next;break}current=current.name_next}}},lookupNode(parent,name){var errCode=FS.mayLookup(parent);if(errCode){throw new FS.ErrnoError(errCode)}var hash=FS.hashName(parent.id,name);for(var node=FS.nameTable[hash];node;node=node.name_next){var nodeName=node.name;if(node.parent.id===parent.id&&nodeName===name){return node}}return FS.lookup(parent,name)},createNode(parent,name,mode,rdev){var node=new FS.FSNode(parent,name,mode,rdev);FS.hashAddNode(node);return node},destroyNode(node){FS.hashRemoveNode(node)},isRoot(node){return node===node.parent},isMountpoint(node){return!!node.mounted},isFile(mode){return(mode&61440)===32768},isDir(mode){return(mode&61440)===16384},isLink(mode){return(mode&61440)===40960},isChrdev(mode){return(mode&61440)===8192},isBlkdev(mode){return(mode&61440)===24576},isFIFO(mode){return(mode&61440)===4096},isSocket(mode){return(mode&49152)===49152},flagsToPermissionString(flag){var perms=["r","w","rw"][flag&3];if(flag&512){perms+="w"}return perms},nodePermissions(node,perms){if(FS.ignorePermissions){return 0}if(perms.includes("r")&&!(node.mode&292)){return 2}else if(perms.includes("w")&&!(node.mode&146)){return 2}else if(perms.includes("x")&&!(node.mode&73)){return 2}return 0},mayLookup(dir){if(!FS.isDir(dir.mode))return 54;var errCode=FS.nodePermissions(dir,"x");if(errCode)return errCode;if(!dir.node_ops.lookup)return 2;return 0},mayCreate(dir,name){if(!FS.isDir(dir.mode)){return 54}try{var node=FS.lookupNode(dir,name);return 20}catch(e){}return FS.nodePermissions(dir,"wx")},mayDelete(dir,name,isdir){var node;try{node=FS.lookupNode(dir,name)}catch(e){return e.errno}var errCode=FS.nodePermissions(dir,"wx");if(errCode){return errCode}if(isdir){if(!FS.isDir(node.mode)){return 54}if(FS.isRoot(node)||FS.getPath(node)===FS.cwd()){return 10}}else{if(FS.isDir(node.mode)){return 31}}return 0},mayOpen(node,flags){if(!node){return 44}if(FS.isLink(node.mode)){return 32}else if(FS.isDir(node.mode)){if(FS.flagsToPermissionString(flags)!=="r"||flags&512){return 31}}return FS.nodePermissions(node,FS.flagsToPermissionString(flags))},MAX_OPEN_FDS:4096,nextfd(){for(var fd=0;fd<=FS.MAX_OPEN_FDS;fd++){if(!FS.streams[fd]){return fd}}throw new FS.ErrnoError(33)},getStreamChecked(fd){var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}return stream},getStream:fd=>FS.streams[fd],createStream(stream,fd=-1){stream=Object.assign(new FS.FSStream,stream);if(fd==-1){fd=FS.nextfd()}stream.fd=fd;FS.streams[fd]=stream;return stream},closeStream(fd){FS.streams[fd]=null},dupStream(origStream,fd=-1){var stream=FS.createStream(origStream,fd);stream.stream_ops?.dup?.(stream);return stream},chrdev_stream_ops:{open(stream){var device=FS.getDevice(stream.node.rdev);stream.stream_ops=device.stream_ops;stream.stream_ops.open?.(stream)},llseek(){throw new FS.ErrnoError(70)}},major:dev=>dev>>8,minor:dev=>dev&255,makedev:(ma,mi)=>ma<<8|mi,registerDevice(dev,ops){FS.devices[dev]={stream_ops:ops}},getDevice:dev=>FS.devices[dev],getMounts(mount){var mounts=[];var check=[mount];while(check.length){var m=check.pop();mounts.push(m);check.push(...m.mounts)}return mounts},syncfs(populate,callback){if(typeof populate=="function"){callback=populate;populate=false}FS.syncFSRequests++;if(FS.syncFSRequests>1){err(`warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work`)}var mounts=FS.getMounts(FS.root.mount);var completed=0;function doCallback(errCode){FS.syncFSRequests--;return callback(errCode)}function done(errCode){if(errCode){if(!done.errored){done.errored=true;return doCallback(errCode)}return}if(++completed>=mounts.length){doCallback(null)}}mounts.forEach(mount=>{if(!mount.type.syncfs){return done(null)}mount.type.syncfs(mount,populate,done)})},mount(type,opts,mountpoint){var root=mountpoint==="/";var pseudo=!mountpoint;var node;if(root&&FS.root){throw new FS.ErrnoError(10)}else if(!root&&!pseudo){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});mountpoint=lookup.path;node=lookup.node;if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}if(!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}}var mount={type,opts,mountpoint,mounts:[]};var mountRoot=type.mount(mount);mountRoot.mount=mount;mount.root=mountRoot;if(root){FS.root=mountRoot}else if(node){node.mounted=mount;if(node.mount){node.mount.mounts.push(mount)}}return mountRoot},unmount(mountpoint){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});if(!FS.isMountpoint(lookup.node)){throw new FS.ErrnoError(28)}var node=lookup.node;var mount=node.mounted;var mounts=FS.getMounts(mount);Object.keys(FS.nameTable).forEach(hash=>{var current=FS.nameTable[hash];while(current){var next=current.name_next;if(mounts.includes(current.mount)){FS.destroyNode(current)}current=next}});node.mounted=null;var idx=node.mount.mounts.indexOf(mount);node.mount.mounts.splice(idx,1)},lookup(parent,name){return parent.node_ops.lookup(parent,name)},mknod(path,mode,dev){var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);if(!name||name==="."||name===".."){throw new FS.ErrnoError(28)}var errCode=FS.mayCreate(parent,name);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.mknod){throw new FS.ErrnoError(63)}return parent.node_ops.mknod(parent,name,mode,dev)},statfs(path){var rtn={bsize:4096,frsize:4096,blocks:1e6,bfree:5e5,bavail:5e5,files:FS.nextInode,ffree:FS.nextInode-1,fsid:42,flags:2,namelen:255};var parent=FS.lookupPath(path,{follow:true}).node;if(parent?.node_ops.statfs){Object.assign(rtn,parent.node_ops.statfs(parent.mount.opts.root))}return rtn},create(path,mode=438){mode&=4095;mode|=32768;return FS.mknod(path,mode,0)},mkdir(path,mode=511){mode&=511|512;mode|=16384;return FS.mknod(path,mode,0)},mkdirTree(path,mode){var dirs=path.split("/");var d="";for(var i=0;iFS.currentPath,chdir(path){var lookup=FS.lookupPath(path,{follow:true});if(lookup.node===null){throw new FS.ErrnoError(44)}if(!FS.isDir(lookup.node.mode)){throw new FS.ErrnoError(54)}var errCode=FS.nodePermissions(lookup.node,"x");if(errCode){throw new FS.ErrnoError(errCode)}FS.currentPath=lookup.path},createDefaultDirectories(){FS.mkdir("/tmp");FS.mkdir("/home");FS.mkdir("/home/web_user")},createDefaultDevices(){FS.mkdir("/dev");FS.registerDevice(FS.makedev(1,3),{read:()=>0,write:(stream,buffer,offset,length,pos)=>length,llseek:()=>0});FS.mkdev("/dev/null",FS.makedev(1,3));TTY.register(FS.makedev(5,0),TTY.default_tty_ops);TTY.register(FS.makedev(6,0),TTY.default_tty1_ops);FS.mkdev("/dev/tty",FS.makedev(5,0));FS.mkdev("/dev/tty1",FS.makedev(6,0));var randomBuffer=new Uint8Array(1024),randomLeft=0;var randomByte=()=>{if(randomLeft===0){randomLeft=randomFill(randomBuffer).byteLength}return randomBuffer[--randomLeft]};FS.createDevice("/dev","random",randomByte);FS.createDevice("/dev","urandom",randomByte);FS.mkdir("/dev/shm");FS.mkdir("/dev/shm/tmp")},createSpecialDirectories(){FS.mkdir("/proc");var proc_self=FS.mkdir("/proc/self");FS.mkdir("/proc/self/fd");FS.mount({mount(){var node=FS.createNode(proc_self,"fd",16895,73);node.stream_ops={llseek:MEMFS.stream_ops.llseek};node.node_ops={lookup(parent,name){var fd=+name;var stream=FS.getStreamChecked(fd);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path},id:fd+1};ret.parent=ret;return ret},readdir(){return Array.from(FS.streams.entries()).filter(([k,v])=>v).map(([k,v])=>k.toString())}};return node}},{},"/proc/self/fd")},createStandardStreams(input,output,error){if(input){FS.createDevice("/dev","stdin",input)}else{FS.symlink("/dev/tty","/dev/stdin")}if(output){FS.createDevice("/dev","stdout",null,output)}else{FS.symlink("/dev/tty","/dev/stdout")}if(error){FS.createDevice("/dev","stderr",null,error)}else{FS.symlink("/dev/tty1","/dev/stderr")}var stdin=FS.open("/dev/stdin",0);var stdout=FS.open("/dev/stdout",1);var stderr=FS.open("/dev/stderr",1)},staticInit(){FS.nameTable=new Array(4096);FS.mount(MEMFS,{},"/");FS.createDefaultDirectories();FS.createDefaultDevices();FS.createSpecialDirectories();FS.filesystems={MEMFS,PROXYFS}},init(input,output,error){FS.initialized=true;input??=Module["stdin"];output??=Module["stdout"];error??=Module["stderr"];FS.createStandardStreams(input,output,error)},quit(){FS.initialized=false;_fflush(0);for(var i=0;ithis.length-1||idx<0){return undefined}var chunkOffset=idx%this.chunkSize;var chunkNum=idx/this.chunkSize|0;return this.getter(chunkNum)[chunkOffset]}setDataGetter(getter){this.getter=getter}cacheLength(){var xhr=new XMLHttpRequest;xhr.open("HEAD",url,false);xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);var datalength=Number(xhr.getResponseHeader("Content-length"));var header;var hasByteServing=(header=xhr.getResponseHeader("Accept-Ranges"))&&header==="bytes";var usesGzip=(header=xhr.getResponseHeader("Content-Encoding"))&&header==="gzip";var chunkSize=1024*1024;if(!hasByteServing)chunkSize=datalength;var doXHR=(from,to)=>{if(from>to)throw new Error("invalid range ("+from+", "+to+") or no bytes requested!");if(to>datalength-1)throw new Error("only "+datalength+" bytes available! programmer error!");var xhr=new XMLHttpRequest;xhr.open("GET",url,false);if(datalength!==chunkSize)xhr.setRequestHeader("Range","bytes="+from+"-"+to);xhr.responseType="arraybuffer";if(xhr.overrideMimeType){xhr.overrideMimeType("text/plain; charset=x-user-defined")}xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);if(xhr.response!==undefined){return new Uint8Array(xhr.response||[])}return intArrayFromString(xhr.responseText||"",true)};var lazyArray=this;lazyArray.setDataGetter(chunkNum=>{var start=chunkNum*chunkSize;var end=(chunkNum+1)*chunkSize-1;end=Math.min(end,datalength-1);if(typeof lazyArray.chunks[chunkNum]=="undefined"){lazyArray.chunks[chunkNum]=doXHR(start,end)}if(typeof lazyArray.chunks[chunkNum]=="undefined")throw new Error("doXHR failed!");return lazyArray.chunks[chunkNum]});if(usesGzip||!datalength){chunkSize=datalength=1;datalength=this.getter(0).length;chunkSize=datalength;out("LazyFiles on gzip forces download of the whole file when length is accessed")}this._length=datalength;this._chunkSize=chunkSize;this.lengthKnown=true}get length(){if(!this.lengthKnown){this.cacheLength()}return this._length}get chunkSize(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}}if(typeof XMLHttpRequest!="undefined"){if(!ENVIRONMENT_IS_WORKER)throw"Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc";var lazyArray=new LazyUint8Array;var properties={isDevice:false,contents:lazyArray}}else{var properties={isDevice:false,url}}var node=FS.createFile(parent,name,properties,canRead,canWrite);if(properties.contents){node.contents=properties.contents}else if(properties.url){node.contents=null;node.url=properties.url}Object.defineProperties(node,{usedBytes:{get:function(){return this.contents.length}}});var stream_ops={};var keys=Object.keys(node.stream_ops);keys.forEach(key=>{var fn=node.stream_ops[key];stream_ops[key]=(...args)=>{FS.forceLoadFile(node);return fn(...args)}});function writeChunks(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=contents.length)return 0;var size=Math.min(contents.length-position,length);if(contents.slice){for(var i=0;i{FS.forceLoadFile(node);return writeChunks(stream,buffer,offset,length,position)};stream_ops.mmap=(stream,length,position,prot,flags)=>{FS.forceLoadFile(node);var ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}writeChunks(stream,HEAP8,ptr,length,position);return{ptr,allocated:true}};node.stream_ops=stream_ops;return node}};Module["FS"]=FS;var SOCKFS={websocketArgs:{},callbacks:{},on(event,callback){SOCKFS.callbacks[event]=callback},emit(event,param){SOCKFS.callbacks[event]?.(param)},mount(mount){SOCKFS.websocketArgs=Module["websocket"]||{};(Module["websocket"]??={})["on"]=SOCKFS.on;return FS.createNode(null,"/",16895,0)},createSocket(family,type,protocol){type&=~526336;var streaming=type==1;if(streaming&&protocol&&protocol!=6){throw new FS.ErrnoError(66)}var sock={family,type,protocol,server:null,error:null,peers:{},pending:[],recv_queue:[],sock_ops:SOCKFS.websocket_sock_ops};var name=SOCKFS.nextname();var node=FS.createNode(SOCKFS.root,name,49152,0);node.sock=sock;var stream=FS.createStream({path:name,node,flags:2,seekable:false,stream_ops:SOCKFS.stream_ops});sock.stream=stream;return sock},getSocket(fd){var stream=FS.getStream(fd);if(!stream||!FS.isSocket(stream.node.mode)){return null}return stream.node.sock},stream_ops:{poll(stream){var sock=stream.node.sock;return sock.sock_ops.poll(sock)},ioctl(stream,request,varargs){var sock=stream.node.sock;return sock.sock_ops.ioctl(sock,request,varargs)},read(stream,buffer,offset,length,position){var sock=stream.node.sock;var msg=sock.sock_ops.recvmsg(sock,length);if(!msg){return 0}buffer.set(msg.buffer,offset);return msg.buffer.length},write(stream,buffer,offset,length,position){var sock=stream.node.sock;return sock.sock_ops.sendmsg(sock,buffer,offset,length)},close(stream){var sock=stream.node.sock;sock.sock_ops.close(sock)}},nextname(){if(!SOCKFS.nextname.current){SOCKFS.nextname.current=0}return`socket[${SOCKFS.nextname.current++}]`},websocket_sock_ops:{createPeer(sock,addr,port){var ws;if(typeof addr=="object"){ws=addr;addr=null;port=null}if(ws){if(ws._socket){addr=ws._socket.remoteAddress;port=ws._socket.remotePort}else{var result=/ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url);if(!result){throw new Error("WebSocket URL must be in the format ws(s)://address:port")}addr=result[1];port=parseInt(result[2],10)}}else{try{var url="ws:#".replace("#","//");var subProtocols="binary";var opts=undefined;if("function"===typeof SOCKFS.websocketArgs["url"]) { +url = SOCKFS.websocketArgs["url"](...arguments); +}else if ("string" === typeof SOCKFS.websocketArgs["url"]){url=SOCKFS.websocketArgs["url"]}if(SOCKFS.websocketArgs["subprotocol"]){subProtocols=SOCKFS.websocketArgs["subprotocol"]}else if(SOCKFS.websocketArgs["subprotocol"]===null){subProtocols="null"}if(url==="ws://"||url==="wss://"){var parts=addr.split("/");url=url+parts[0]+":"+port+"/"+parts.slice(1).join("/")}if(subProtocols!=="null"){subProtocols=subProtocols.replace(/^ +| +$/g,"").split(/ *, */);opts=subProtocols}var WebSocketConstructor;{WebSocketConstructor=WebSocket}if (Module['websocket']['decorator']) {WebSocketConstructor = Module['websocket']['decorator'](WebSocketConstructor);}ws = new WebSocketConstructor(url,opts);ws.binaryType="arraybuffer"}catch(e){throw new FS.ErrnoError(23)}}var peer={addr,port,socket:ws,msg_send_queue:[]};SOCKFS.websocket_sock_ops.addPeer(sock,peer);SOCKFS.websocket_sock_ops.handlePeerEvents(sock,peer);if(sock.type===2&&typeof sock.sport!="undefined"){peer.msg_send_queue.push(new Uint8Array([255,255,255,255,"p".charCodeAt(0),"o".charCodeAt(0),"r".charCodeAt(0),"t".charCodeAt(0),(sock.sport&65280)>>8,sock.sport&255]))}return peer},getPeer(sock,addr,port){return sock.peers[addr+":"+port]},addPeer(sock,peer){sock.peers[peer.addr+":"+peer.port]=peer},removePeer(sock,peer){delete sock.peers[peer.addr+":"+peer.port]},handlePeerEvents(sock,peer){var first=true;var handleOpen=function(){sock.connecting=false;SOCKFS.emit("open",sock.stream.fd);try{var queued=peer.msg_send_queue.shift();while(queued){peer.socket.send(queued);queued=peer.msg_send_queue.shift()}}catch(e){peer.socket.close()}};function handleMessage(data){if(typeof data=="string"){var encoder=new TextEncoder;data=encoder.encode(data)}else{assert(data.byteLength!==undefined);if(data.byteLength==0){return}data=new Uint8Array(data)}var wasfirst=first;first=false;if(wasfirst&&data.length===10&&data[0]===255&&data[1]===255&&data[2]===255&&data[3]===255&&data[4]==="p".charCodeAt(0)&&data[5]==="o".charCodeAt(0)&&data[6]==="r".charCodeAt(0)&&data[7]==="t".charCodeAt(0)){var newport=data[8]<<8|data[9];SOCKFS.websocket_sock_ops.removePeer(sock,peer);peer.port=newport;SOCKFS.websocket_sock_ops.addPeer(sock,peer);return}sock.recv_queue.push({addr:peer.addr,port:peer.port,data});SOCKFS.emit("message",sock.stream.fd)}if(ENVIRONMENT_IS_NODE){peer.socket.on("open",handleOpen);peer.socket.on("message",function(data,isBinary){if(!isBinary){return}handleMessage(new Uint8Array(data).buffer)});peer.socket.on("close",function(){SOCKFS.emit("close",sock.stream.fd)});peer.socket.on("error",function(error){sock.error=14;SOCKFS.emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])})}else{peer.socket.onopen=handleOpen;peer.socket.onclose=function(){SOCKFS.emit("close",sock.stream.fd)};peer.socket.onmessage=function peer_socket_onmessage(event){handleMessage(event.data)};peer.socket.onerror=function(error){sock.error=14;SOCKFS.emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])}}},poll(sock){if(sock.type===1&&sock.server){return sock.pending.length?64|1:0}var mask=0;var dest=sock.type===1?SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport):null;if(sock.recv_queue.length||!dest||dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=64|1}if(!dest||dest&&dest.socket.readyState===dest.socket.OPEN){mask|=4}if(dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){if(sock.connecting){mask|=4}else{mask|=16}}return mask},ioctl(sock,request,arg){switch(request){case 21531:var bytes=0;if(sock.recv_queue.length){bytes=sock.recv_queue[0].data.length}HEAP32[arg>>2]=bytes;return 0;default:return 28}},close(sock){if(sock.server){try{sock.server.close()}catch(e){}sock.server=null}var peers=Object.keys(sock.peers);for(var i=0;i{var socket=SOCKFS.getSocket(fd);if(!socket)throw new FS.ErrnoError(8);return socket};var inetPton4=str=>{var b=str.split(".");for(var i=0;i<4;i++){var tmp=Number(b[i]);if(isNaN(tmp))return null;b[i]=tmp}return(b[0]|b[1]<<8|b[2]<<16|b[3]<<24)>>>0};var jstoi_q=str=>parseInt(str);var inetPton6=str=>{var words;var w,offset,z;var valid6regx=/^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i;var parts=[];if(!valid6regx.test(str)){return null}if(str==="::"){return[0,0,0,0,0,0,0,0]}if(str.startsWith("::")){str=str.replace("::","Z:")}else{str=str.replace("::",":Z:")}if(str.indexOf(".")>0){str=str.replace(new RegExp("[.]","g"),":");words=str.split(":");words[words.length-4]=jstoi_q(words[words.length-4])+jstoi_q(words[words.length-3])*256;words[words.length-3]=jstoi_q(words[words.length-2])+jstoi_q(words[words.length-1])*256;words=words.slice(0,words.length-2)}else{words=str.split(":")}offset=0;z=0;for(w=0;w{switch(family){case 2:addr=inetPton4(addr);zeroMemory(sa,16);if(addrlen){HEAP32[addrlen>>2]=16}HEAP16[sa>>1]=family;HEAP32[sa+4>>2]=addr;HEAP16[sa+2>>1]=_htons(port);break;case 10:addr=inetPton6(addr);zeroMemory(sa,28);if(addrlen){HEAP32[addrlen>>2]=28}HEAP32[sa>>2]=family;HEAP32[sa+8>>2]=addr[0];HEAP32[sa+12>>2]=addr[1];HEAP32[sa+16>>2]=addr[2];HEAP32[sa+20>>2]=addr[3];HEAP16[sa+2>>1]=_htons(port);break;default:return 5}return 0};var DNS={address_map:{id:1,addrs:{},names:{}},lookup_name(name){var res=inetPton4(name);if(res!==null){return name}res=inetPton6(name);if(res!==null){return name}var addr;if(DNS.address_map.addrs[name]){addr=DNS.address_map.addrs[name]}else{var id=DNS.address_map.id++;assert(id<65535,"exceeded max address mappings of 65535");addr="172.29."+(id&255)+"."+(id&65280);DNS.address_map.names[addr]=name;DNS.address_map.addrs[name]=addr}return addr},lookup_addr(addr){if(DNS.address_map.names[addr]){return DNS.address_map.names[addr]}return null}};function ___syscall_accept4(fd,addr,addrlen,flags,d1,d2){try{var sock=getSocketFromFD(fd);var newsock=sock.sock_ops.accept(sock);if(addr){var errno=writeSockaddr(addr,newsock.family,DNS.lookup_name(newsock.daddr),newsock.dport,addrlen)}return newsock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var inetNtop4=addr=>(addr&255)+"."+(addr>>8&255)+"."+(addr>>16&255)+"."+(addr>>24&255);var inetNtop6=ints=>{var str="";var word=0;var longest=0;var lastzero=0;var zstart=0;var len=0;var i=0;var parts=[ints[0]&65535,ints[0]>>16,ints[1]&65535,ints[1]>>16,ints[2]&65535,ints[2]>>16,ints[3]&65535,ints[3]>>16];var hasipv4=true;var v4part="";for(i=0;i<5;i++){if(parts[i]!==0){hasipv4=false;break}}if(hasipv4){v4part=inetNtop4(parts[6]|parts[7]<<16);if(parts[5]===-1){str="::ffff:";str+=v4part;return str}if(parts[5]===0){str="::";if(v4part==="0.0.0.0")v4part="";if(v4part==="0.0.0.1")v4part="1";str+=v4part;return str}}for(word=0;word<8;word++){if(parts[word]===0){if(word-lastzero>1){len=0}lastzero=word;len++}if(len>longest){longest=len;zstart=word-longest+1}}for(word=0;word<8;word++){if(longest>1){if(parts[word]===0&&word>=zstart&&word{var family=HEAP16[sa>>1];var port=_ntohs(HEAPU16[sa+2>>1]);var addr;switch(family){case 2:if(salen!==16){return{errno:28}}addr=HEAP32[sa+4>>2];addr=inetNtop4(addr);break;case 10:if(salen!==28){return{errno:28}}addr=[HEAP32[sa+8>>2],HEAP32[sa+12>>2],HEAP32[sa+16>>2],HEAP32[sa+20>>2]];addr=inetNtop6(addr);break;default:return{errno:5}}return{family,addr,port}};var getSocketAddress=(addrp,addrlen)=>{var info=readSockaddr(addrp,addrlen);if(info.errno)throw new FS.ErrnoError(info.errno);info.addr=DNS.lookup_addr(info.addr)||info.addr;return info};function ___syscall_bind(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.bind(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var SYSCALLS={DEFAULT_POLLMASK:5,calculateAt(dirfd,path,allowEmpty){if(PATH.isAbs(path)){return path}var dir;if(dirfd===-100){dir=FS.cwd()}else{var dirstream=SYSCALLS.getStreamFromFD(dirfd);dir=dirstream.path}if(path.length==0){if(!allowEmpty){throw new FS.ErrnoError(44)}return dir}return dir+"/"+path},doStat(func,path,buf){var stat=func(path);HEAP32[buf>>2]=stat.dev;HEAP32[buf+4>>2]=stat.mode;HEAPU32[buf+8>>2]=stat.nlink;HEAP32[buf+12>>2]=stat.uid;HEAP32[buf+16>>2]=stat.gid;HEAP32[buf+20>>2]=stat.rdev;tempI64=[stat.size>>>0,(tempDouble=stat.size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+24>>2]=tempI64[0],HEAP32[buf+28>>2]=tempI64[1];HEAP32[buf+32>>2]=4096;HEAP32[buf+36>>2]=stat.blocks;var atime=stat.atime.getTime();var mtime=stat.mtime.getTime();var ctime=stat.ctime.getTime();tempI64=[Math.floor(atime/1e3)>>>0,(tempDouble=Math.floor(atime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+40>>2]=tempI64[0],HEAP32[buf+44>>2]=tempI64[1];HEAPU32[buf+48>>2]=atime%1e3*1e3*1e3;tempI64=[Math.floor(mtime/1e3)>>>0,(tempDouble=Math.floor(mtime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+56>>2]=tempI64[0],HEAP32[buf+60>>2]=tempI64[1];HEAPU32[buf+64>>2]=mtime%1e3*1e3*1e3;tempI64=[Math.floor(ctime/1e3)>>>0,(tempDouble=Math.floor(ctime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+72>>2]=tempI64[0],HEAP32[buf+76>>2]=tempI64[1];HEAPU32[buf+80>>2]=ctime%1e3*1e3*1e3;tempI64=[stat.ino>>>0,(tempDouble=stat.ino,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+88>>2]=tempI64[0],HEAP32[buf+92>>2]=tempI64[1];return 0},doMsync(addr,stream,len,flags,offset){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}if(flags&2){return 0}var buffer=HEAPU8.slice(addr,addr+len);FS.msync(stream,buffer,offset,len,flags)},getStreamFromFD(fd){var stream=FS.getStreamChecked(fd);return stream},varargs:undefined,getStr(ptr){var ret=UTF8ToString(ptr);return ret}};function ___syscall_chdir(path){try{path=SYSCALLS.getStr(path);FS.chdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_chmod(path,mode){try{path=SYSCALLS.getStr(path);FS.chmod(path,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_connect(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.connect(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup(fd){try{var old=SYSCALLS.getStreamFromFD(fd);return FS.dupStream(old).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup3(fd,newfd,flags){try{var old=SYSCALLS.getStreamFromFD(fd);if(old.fd===newfd)return-28;if(newfd<0||newfd>=FS.MAX_OPEN_FDS)return-8;var existing=FS.getStream(newfd);if(existing)FS.close(existing);return FS.dupStream(old,newfd).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_faccessat(dirfd,path,amode,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(amode&~7){return-28}var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;if(!node){return-44}var perms="";if(amode&4)perms+="r";if(amode&2)perms+="w";if(amode&1)perms+="x";if(perms&&FS.nodePermissions(node,perms)){return-2}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var convertI32PairToI53Checked=(lo,hi)=>hi+2097152>>>0<4194305-!!lo?(lo>>>0)+hi*4294967296:NaN;function ___syscall_fallocate(fd,mode,offset_low,offset_high,len_low,len_high){var offset=convertI32PairToI53Checked(offset_low,offset_high);var len=convertI32PairToI53Checked(len_low,len_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);FS.allocate(stream,offset,len);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchmod(fd,mode){try{FS.fchmod(fd,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchown32(fd,owner,group){try{FS.fchown(fd,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchownat(dirfd,path,owner,group,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;flags=flags&~256;path=SYSCALLS.calculateAt(dirfd,path);(nofollow?FS.lchown:FS.chown)(path,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var syscallGetVarargI=()=>{var ret=HEAP32[+SYSCALLS.varargs>>2];SYSCALLS.varargs+=4;return ret};var syscallGetVarargP=syscallGetVarargI;function ___syscall_fcntl64(fd,cmd,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(cmd){case 0:{var arg=syscallGetVarargI();if(arg<0){return-28}while(FS.streams[arg]){arg++}var newStream;newStream=FS.dupStream(stream,arg);return newStream.fd}case 1:case 2:return 0;case 3:return stream.flags;case 4:{var arg=syscallGetVarargI();stream.flags|=arg;return 0}case 12:{var arg=syscallGetVarargP();var offset=0;HEAP16[arg+offset>>1]=2;return 0}case 13:case 14:return 0}return-28}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fdatasync(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fstat64(fd,buf){try{var stream=SYSCALLS.getStreamFromFD(fd);return SYSCALLS.doStat(FS.stat,stream.path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_ftruncate64(fd,length_low,length_high){var length=convertI32PairToI53Checked(length_low,length_high);try{if(isNaN(length))return 61;FS.ftruncate(fd,length);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var stringToUTF8=(str,outPtr,maxBytesToWrite)=>stringToUTF8Array(str,HEAPU8,outPtr,maxBytesToWrite);Module["stringToUTF8"]=stringToUTF8;function ___syscall_getcwd(buf,size){try{if(size===0)return-28;var cwd=FS.cwd();var cwdLengthInBytes=lengthBytesUTF8(cwd)+1;if(size>>0,(tempDouble=id,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos>>2]=tempI64[0],HEAP32[dirp+pos+4>>2]=tempI64[1];tempI64=[(idx+1)*struct_size>>>0,(tempDouble=(idx+1)*struct_size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos+8>>2]=tempI64[0],HEAP32[dirp+pos+12>>2]=tempI64[1];HEAP16[dirp+pos+16>>1]=280;HEAP8[dirp+pos+18]=type;stringToUTF8(name,dirp+pos+19,256);pos+=struct_size}FS.llseek(stream,idx*struct_size,0);return pos}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getpeername(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);if(!sock.daddr){return-53}var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.daddr),sock.dport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockname(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.saddr||"0.0.0.0"),sock.sport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockopt(fd,level,optname,optval,optlen,d1){try{var sock=getSocketFromFD(fd);if(level===1){if(optname===4){HEAP32[optval>>2]=sock.error;HEAP32[optlen>>2]=4;sock.error=null;return 0}}return-50}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_ioctl(fd,op,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(op){case 21509:{if(!stream.tty)return-59;return 0}case 21505:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcgets){var termios=stream.tty.ops.ioctl_tcgets(stream);var argp=syscallGetVarargP();HEAP32[argp>>2]=termios.c_iflag||0;HEAP32[argp+4>>2]=termios.c_oflag||0;HEAP32[argp+8>>2]=termios.c_cflag||0;HEAP32[argp+12>>2]=termios.c_lflag||0;for(var i=0;i<32;i++){HEAP8[argp+i+17]=termios.c_cc[i]||0}return 0}return 0}case 21510:case 21511:case 21512:{if(!stream.tty)return-59;return 0}case 21506:case 21507:case 21508:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcsets){var argp=syscallGetVarargP();var c_iflag=HEAP32[argp>>2];var c_oflag=HEAP32[argp+4>>2];var c_cflag=HEAP32[argp+8>>2];var c_lflag=HEAP32[argp+12>>2];var c_cc=[];for(var i=0;i<32;i++){c_cc.push(HEAP8[argp+i+17])}return stream.tty.ops.ioctl_tcsets(stream.tty,op,{c_iflag,c_oflag,c_cflag,c_lflag,c_cc})}return 0}case 21519:{if(!stream.tty)return-59;var argp=syscallGetVarargP();HEAP32[argp>>2]=0;return 0}case 21520:{if(!stream.tty)return-59;return-28}case 21531:{var argp=syscallGetVarargP();return FS.ioctl(stream,op,argp)}case 21523:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tiocgwinsz){var winsize=stream.tty.ops.ioctl_tiocgwinsz(stream.tty);var argp=syscallGetVarargP();HEAP16[argp>>1]=winsize[0];HEAP16[argp+2>>1]=winsize[1]}return 0}case 21524:{if(!stream.tty)return-59;return 0}case 21515:{if(!stream.tty)return-59;return 0}default:return-28}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_listen(fd,backlog){try{var sock=getSocketFromFD(fd);sock.sock_ops.listen(sock,backlog);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_lstat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.lstat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_mkdirat(dirfd,path,mode){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);FS.mkdir(path,mode,0);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_newfstatat(dirfd,path,buf,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;var allowEmpty=flags&4096;flags=flags&~6400;path=SYSCALLS.calculateAt(dirfd,path,allowEmpty);return SYSCALLS.doStat(nofollow?FS.lstat:FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_openat(dirfd,path,flags,varargs){SYSCALLS.varargs=varargs;try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);var mode=varargs?syscallGetVarargI():0;return FS.open(path,flags,mode).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var PIPEFS={BUCKET_BUFFER_SIZE:8192,mount(mount){return FS.createNode(null,"/",16384|511,0)},createPipe(){var pipe={buckets:[],refcnt:2};pipe.buckets.push({buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:0,roffset:0});var rName=PIPEFS.nextname();var wName=PIPEFS.nextname();var rNode=FS.createNode(PIPEFS.root,rName,4096,0);var wNode=FS.createNode(PIPEFS.root,wName,4096,0);rNode.pipe=pipe;wNode.pipe=pipe;var readableStream=FS.createStream({path:rName,node:rNode,flags:0,seekable:false,stream_ops:PIPEFS.stream_ops});rNode.stream=readableStream;var writableStream=FS.createStream({path:wName,node:wNode,flags:1,seekable:false,stream_ops:PIPEFS.stream_ops});wNode.stream=writableStream;return{readable_fd:readableStream.fd,writable_fd:writableStream.fd}},stream_ops:{poll(stream){var pipe=stream.node.pipe;if((stream.flags&2097155)===1){return 256|4}if(pipe.buckets.length>0){for(var i=0;i0){return 64|1}}}return 0},ioctl(stream,request,varargs){return 28},fsync(stream){return 28},read(stream,buffer,offset,length,position){var pipe=stream.node.pipe;var currentLength=0;for(var i=0;i=dataLen){currBucket.buffer.set(data,currBucket.offset);currBucket.offset+=dataLen;return dataLen}else if(freeBytesInCurrBuffer>0){currBucket.buffer.set(data.subarray(0,freeBytesInCurrBuffer),currBucket.offset);currBucket.offset+=freeBytesInCurrBuffer;data=data.subarray(freeBytesInCurrBuffer,data.byteLength)}var numBuckets=data.byteLength/PIPEFS.BUCKET_BUFFER_SIZE|0;var remElements=data.byteLength%PIPEFS.BUCKET_BUFFER_SIZE;for(var i=0;i0){var newBucket={buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:data.byteLength,roffset:0};pipe.buckets.push(newBucket);newBucket.buffer.set(data)}return dataLen},close(stream){var pipe=stream.node.pipe;pipe.refcnt--;if(pipe.refcnt===0){pipe.buckets=null}}},nextname(){if(!PIPEFS.nextname.current){PIPEFS.nextname.current=0}return"pipe["+PIPEFS.nextname.current+++"]"}};function ___syscall_pipe(fdPtr){try{if(fdPtr==0){throw new FS.ErrnoError(21)}var res=PIPEFS.createPipe();HEAP32[fdPtr>>2]=res.readable_fd;HEAP32[fdPtr+4>>2]=res.writable_fd;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_poll(fds,nfds,timeout){try{var nonzero=0;for(var i=0;i>2];var events=HEAP16[pollfd+4>>1];var mask=32;var stream=FS.getStream(fd);if(stream){mask=SYSCALLS.DEFAULT_POLLMASK;if (stream.stream_ops?.poll){mask=stream.stream_ops.poll(stream,-1)}}mask&=events|8|16;if(mask)nonzero++;HEAP16[pollfd+6>>1]=mask}return nonzero}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_readlinkat(dirfd,path,buf,bufsize){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(bufsize<=0)return-28;var ret=FS.readlink(path);var len=Math.min(bufsize,lengthBytesUTF8(ret));var endChar=HEAP8[buf+len];stringToUTF8(ret,buf,bufsize+1);HEAP8[buf+len]=endChar;return len}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_recvfrom(fd,buf,len,flags,addr,addrlen){try{var sock=getSocketFromFD(fd);var msg=sock.sock_ops.recvmsg(sock, len, typeof flags !== "undefined" ? flags : 0);if(!msg)return 0;if(addr){var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(msg.addr),msg.port,addrlen)}HEAPU8.set(msg.buffer,buf);return msg.buffer.byteLength}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_renameat(olddirfd,oldpath,newdirfd,newpath){try{oldpath=SYSCALLS.getStr(oldpath);newpath=SYSCALLS.getStr(newpath);oldpath=SYSCALLS.calculateAt(olddirfd,oldpath);newpath=SYSCALLS.calculateAt(newdirfd,newpath);FS.rename(oldpath,newpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_rmdir(path){try{path=SYSCALLS.getStr(path);FS.rmdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_sendto(fd,message,length,flags,addr,addr_len){try{var sock=getSocketFromFD(fd);if(!addr){return FS.write(sock.stream,HEAP8,message,length)}var dest=getSocketAddress(addr,addr_len);return sock.sock_ops.sendmsg(sock,HEAP8,message,length,dest.addr,dest.port)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_socket(domain,type,protocol){try{var sock=SOCKFS.createSocket(domain,type,protocol);return sock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_stat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_statfs64(path,size,buf){try{var stats=FS.statfs(SYSCALLS.getStr(path));HEAP32[buf+4>>2]=stats.bsize;HEAP32[buf+40>>2]=stats.bsize;HEAP32[buf+8>>2]=stats.blocks;HEAP32[buf+12>>2]=stats.bfree;HEAP32[buf+16>>2]=stats.bavail;HEAP32[buf+20>>2]=stats.files;HEAP32[buf+24>>2]=stats.ffree;HEAP32[buf+28>>2]=stats.fsid;HEAP32[buf+44>>2]=stats.flags;HEAP32[buf+36>>2]=stats.namelen;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_symlinkat(target,dirfd,linkpath){try{target=SYSCALLS.getStr(target);linkpath=SYSCALLS.getStr(linkpath);linkpath=SYSCALLS.calculateAt(dirfd,linkpath);FS.symlink(target,linkpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_unlinkat(dirfd,path,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(flags===0){FS.unlink(path)}else if(flags===512){FS.rmdir(path)}else{abort("Invalid flags passed to unlinkat")}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var readI53FromI64=ptr=>HEAPU32[ptr>>2]+HEAP32[ptr+4>>2]*4294967296;function ___syscall_utimensat(dirfd,path,times,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path,true);var now=Date.now(),atime,mtime;if(!times){atime=now;mtime=now}else{var seconds=readI53FromI64(times);var nanoseconds=HEAP32[times+8>>2];if(nanoseconds==1073741823){atime=now}else if(nanoseconds==1073741822){atime=null}else{atime=seconds*1e3+nanoseconds/(1e3*1e3)}times+=16;seconds=readI53FromI64(times);nanoseconds=HEAP32[times+8>>2];if(nanoseconds==1073741823){mtime=now}else if(nanoseconds==1073741822){mtime=null}else{mtime=seconds*1e3+nanoseconds/(1e3*1e3)}}if((mtime??atime)!==null){FS.utime(path,atime,mtime)}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var __abort_js=()=>abort("");var __emscripten_lookup_name=name=>{var nameString=UTF8ToString(name);return inetPton4(DNS.lookup_name(nameString))};var __emscripten_memcpy_js=(dest,src,num)=>HEAPU8.copyWithin(dest,src,src+num);var runtimeKeepaliveCounter=0;var __emscripten_runtime_keepalive_clear=()=>{noExitRuntime=false;runtimeKeepaliveCounter=0};var __emscripten_throw_longjmp=()=>{throw Infinity};function __gmtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getUTCSeconds();HEAP32[tmPtr+4>>2]=date.getUTCMinutes();HEAP32[tmPtr+8>>2]=date.getUTCHours();HEAP32[tmPtr+12>>2]=date.getUTCDate();HEAP32[tmPtr+16>>2]=date.getUTCMonth();HEAP32[tmPtr+20>>2]=date.getUTCFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getUTCDay();var start=Date.UTC(date.getUTCFullYear(),0,1,0,0,0,0);var yday=(date.getTime()-start)/(1e3*60*60*24)|0;HEAP32[tmPtr+28>>2]=yday}var isLeapYear=year=>year%4===0&&(year%100!==0||year%400===0);var MONTH_DAYS_LEAP_CUMULATIVE=[0,31,60,91,121,152,182,213,244,274,305,335];var MONTH_DAYS_REGULAR_CUMULATIVE=[0,31,59,90,120,151,181,212,243,273,304,334];var ydayFromDate=date=>{var leap=isLeapYear(date.getFullYear());var monthDaysCumulative=leap?MONTH_DAYS_LEAP_CUMULATIVE:MONTH_DAYS_REGULAR_CUMULATIVE;var yday=monthDaysCumulative[date.getMonth()]+date.getDate()-1;return yday};function __localtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr+36>>2]=-(date.getTimezoneOffset()*60);var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dst=(summerOffset!=winterOffset&&date.getTimezoneOffset()==Math.min(winterOffset,summerOffset))|0;HEAP32[tmPtr+32>>2]=dst}var setTempRet0=val=>__emscripten_tempret_set(val);var __mktime_js=function(tmPtr){var ret=(()=>{var date=new Date(HEAP32[tmPtr+20>>2]+1900,HEAP32[tmPtr+16>>2],HEAP32[tmPtr+12>>2],HEAP32[tmPtr+8>>2],HEAP32[tmPtr+4>>2],HEAP32[tmPtr>>2],0);var dst=HEAP32[tmPtr+32>>2];var guessedOffset=date.getTimezoneOffset();var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dstOffset=Math.min(winterOffset,summerOffset);if(dst<0){HEAP32[tmPtr+32>>2]=Number(summerOffset!=winterOffset&&dstOffset==guessedOffset)}else if(dst>0!=(dstOffset==guessedOffset)){var nonDstOffset=Math.max(winterOffset,summerOffset);var trueOffset=dst>0?dstOffset:nonDstOffset;date.setTime(date.getTime()+(trueOffset-guessedOffset)*6e4)}HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getYear();var timeMs=date.getTime();if(isNaN(timeMs)){return-1}return timeMs/1e3})();return setTempRet0((tempDouble=ret,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)),ret>>>0};function __mmap_js(len,prot,flags,fd,offset_low,offset_high,allocated,addr){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);var res=FS.mmap(stream,len,offset,prot,flags);var ptr=res.ptr;HEAP32[allocated>>2]=res.allocated;HEAPU32[addr>>2]=ptr;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function __munmap_js(addr,len,prot,flags,fd,offset_low,offset_high){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{var stream=SYSCALLS.getStreamFromFD(fd);if(prot&2){SYSCALLS.doMsync(addr,stream,len,flags,offset)}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var timers={};var handleException=e=>{if(e instanceof ExitStatus||e=="unwind"){return EXITSTATUS}quit_(1,e)};var keepRuntimeAlive=()=>noExitRuntime||runtimeKeepaliveCounter>0;var _proc_exit=code=>{EXITSTATUS=code;if(!keepRuntimeAlive()){Module["onExit"]?.(code);ABORT=true}quit_(code,new ExitStatus(code))};var exitJS=(status,implicit)=>{EXITSTATUS=status;if(!keepRuntimeAlive()){exitRuntime()}_proc_exit(status)};var _exit=exitJS;Module["_exit"]=_exit;var maybeExit=()=>{if(runtimeExited){return}if(!keepRuntimeAlive()){try{_exit(EXITSTATUS)}catch(e){handleException(e)}}};var callUserCallback=func=>{if(runtimeExited||ABORT){return}try{func();maybeExit()}catch(e){handleException(e)}};var _emscripten_get_now=()=>performance.now();var __setitimer_js=(which,timeout_ms)=>{if(timers[which]){clearTimeout(timers[which].id);delete timers[which]}if(!timeout_ms)return 0;var id=setTimeout(()=>{delete timers[which];callUserCallback(()=>__emscripten_timeout(which,_emscripten_get_now()))},timeout_ms);timers[which]={id,timeout_ms};return 0};var __tzset_js=(timezone,daylight,std_name,dst_name)=>{var currentYear=(new Date).getFullYear();var winter=new Date(currentYear,0,1);var summer=new Date(currentYear,6,1);var winterOffset=winter.getTimezoneOffset();var summerOffset=summer.getTimezoneOffset();var stdTimezoneOffset=Math.max(winterOffset,summerOffset);HEAPU32[timezone>>2]=stdTimezoneOffset*60;HEAP32[daylight>>2]=Number(winterOffset!=summerOffset);var extractZone=timezoneOffset=>{var sign=timezoneOffset>=0?"-":"+";var absOffset=Math.abs(timezoneOffset);var hours=String(Math.floor(absOffset/60)).padStart(2,"0");var minutes=String(absOffset%60).padStart(2,"0");return`UTC${sign}${hours}${minutes}`};var winterName=extractZone(winterOffset);var summerName=extractZone(summerOffset);if(summerOffsetDate.now();var nowIsMonotonic=1;var checkWasiClock=clock_id=>clock_id>=0&&clock_id<=3;function _clock_time_get(clk_id,ignored_precision_low,ignored_precision_high,ptime){var ignored_precision=convertI32PairToI53Checked(ignored_precision_low,ignored_precision_high);if(!checkWasiClock(clk_id)){return 28}var now;if(clk_id===0){now=_emscripten_date_now()}else if(nowIsMonotonic){now=_emscripten_get_now()}else{return 52}var nsec=Math.round(now*1e3*1e3);tempI64=[nsec>>>0,(tempDouble=nsec,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[ptime>>2]=tempI64[0],HEAP32[ptime+4>>2]=tempI64[1];return 0}var getHeapMax=()=>2147483648;var _emscripten_get_heap_max=()=>getHeapMax();var growMemory=size=>{var b=wasmMemory.buffer;var pages=(size-b.byteLength+65535)/65536|0;try{wasmMemory.grow(pages);updateMemoryViews();return 1}catch(e){}};var _emscripten_resize_heap=requestedSize=>{var oldSize=HEAPU8.length;requestedSize>>>=0;var maxHeapSize=getHeapMax();if(requestedSize>maxHeapSize){return false}for(var cutDown=1;cutDown<=4;cutDown*=2){var overGrownHeapSize=oldSize*(1+.2/cutDown);overGrownHeapSize=Math.min(overGrownHeapSize,requestedSize+100663296);var newSize=Math.min(maxHeapSize,alignMemory(Math.max(requestedSize,overGrownHeapSize),65536));var replacement=growMemory(newSize);if(replacement){return true}}return false};var runtimeKeepalivePush=()=>{runtimeKeepaliveCounter+=1};var runtimeKeepalivePop=()=>{runtimeKeepaliveCounter-=1};var safeSetTimeout=(func,timeout)=>{runtimeKeepalivePush();return setTimeout(()=>{runtimeKeepalivePop();callUserCallback(func)},timeout)};var _emscripten_sleep=ms=>Asyncify.handleSleep(wakeUp=>safeSetTimeout(wakeUp,ms));Module["_emscripten_sleep"]=_emscripten_sleep;_emscripten_sleep.isAsync=true;var ENV = PHPLoader.ENV || {};var getExecutableName=()=>thisProgram||"./this.program";var getEnvStrings=()=>{if(!getEnvStrings.strings){var lang=(typeof navigator=="object"&&navigator.languages&&navigator.languages[0]||"C").replace("-","_")+".UTF-8";var env={USER:"web_user",LOGNAME:"web_user",PATH:"/",PWD:"/",HOME:"/home/web_user",LANG:lang,_:getExecutableName()};for(var x in ENV){if(ENV[x]===undefined)delete env[x];else env[x]=ENV[x]}var strings=[];for(var x in env){strings.push(`${x}=${env[x]}`)}getEnvStrings.strings=strings}return getEnvStrings.strings};var stringToAscii=(str,buffer)=>{for(var i=0;i{var bufSize=0;getEnvStrings().forEach((string,i)=>{var ptr=environ_buf+bufSize;HEAPU32[__environ+i*4>>2]=ptr;stringToAscii(string,ptr);bufSize+=string.length+1});return 0};var _environ_sizes_get=(penviron_count,penviron_buf_size)=>{var strings=getEnvStrings();HEAPU32[penviron_count>>2]=strings.length;var bufSize=0;strings.forEach(string=>bufSize+=string.length+1);HEAPU32[penviron_buf_size>>2]=bufSize;return 0};function _fd_close(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);FS.close(stream);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_fdstat_get(fd,pbuf){try{var rightsBase=0;var rightsInheriting=0;var flags=0;{var stream=SYSCALLS.getStreamFromFD(fd);var type=stream.tty?2:FS.isDir(stream.mode)?3:FS.isLink(stream.mode)?7:4}HEAP8[pbuf]=type;HEAP16[pbuf+2>>1]=flags;tempI64=[rightsBase>>>0,(tempDouble=rightsBase,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+8>>2]=tempI64[0],HEAP32[pbuf+12>>2]=tempI64[1];tempI64=[rightsInheriting>>>0,(tempDouble=rightsInheriting,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+16>>2]=tempI64[0],HEAP32[pbuf+20>>2]=tempI64[1];return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var doReadv=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.read(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(curr>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_seek(fd,offset_low,offset_high,whence,newOffset){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);FS.llseek(stream,offset,whence);tempI64=[stream.position>>>0,(tempDouble=stream.position,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[newOffset>>2]=tempI64[0],HEAP32[newOffset+4>>2]=tempI64[1];if(stream.getdents&&offset===0&&whence===0)stream.getdents=null;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var doWritev=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.write(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(curr>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var _getaddrinfo=(node,service,hint,out)=>{var addr=0;var port=0;var flags=0;var family=0;var type=0;var proto=0;var ai;function allocaddrinfo(family,type,proto,canon,addr,port){var sa,salen,ai;var errno;salen=family===10?28:16;addr=family===10?inetNtop6(addr):inetNtop4(addr);sa=_malloc(salen);errno=writeSockaddr(sa,family,addr,port);assert(!errno);ai=_malloc(32);HEAP32[ai+4>>2]=family;HEAP32[ai+8>>2]=type;HEAP32[ai+12>>2]=proto;HEAPU32[ai+24>>2]=canon;HEAPU32[ai+20>>2]=sa;if(family===10){HEAP32[ai+16>>2]=28}else{HEAP32[ai+16>>2]=16}HEAP32[ai+28>>2]=0;return ai}if(hint){flags=HEAP32[hint>>2];family=HEAP32[hint+4>>2];type=HEAP32[hint+8>>2];proto=HEAP32[hint+12>>2]}if(type&&!proto){proto=type===2?17:6}if(!type&&proto){type=proto===17?2:1}if(proto===0){proto=6}if(type===0){type=1}if(!node&&!service){return-2}if(flags&~(1|2|4|1024|8|16|32)){return-1}if(hint!==0&&HEAP32[hint>>2]&2&&!node){return-1}if(flags&32){return-2}if(type!==0&&type!==1&&type!==2){return-7}if(family!==0&&family!==2&&family!==10){return-6}if(service){service=UTF8ToString(service);port=parseInt(service,10);if(isNaN(port)){if(flags&1024){return-2}return-8}}if(!node){if(family===0){family=2}if((flags&1)===0){if(family===2){addr=_htonl(2130706433)}else{addr=[0,0,0,_htonl(1)]}}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0}node=UTF8ToString(node);addr=inetPton4(node);if(addr!==null){if(family===0||family===2){family=2}else if(family===10&&flags&8){addr=[0,0,_htonl(65535),addr];family=10}else{return-2}}else{addr=inetPton6(node);if(addr!==null){if(family===0||family===10){family=10}else{return-2}}}if(addr!=null){ai=allocaddrinfo(family,type,proto,node,addr,port);HEAPU32[out>>2]=ai;return 0}if(flags&4){return-2}node=DNS.lookup_name(node);addr=inetPton4(node);if(family===0){family=2}else if(family===10){addr=[0,0,_htonl(65535),addr]}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0};var _getnameinfo=(sa,salen,node,nodelen,serv,servlen,flags)=>{var info=readSockaddr(sa,salen);if(info.errno){return-6}var port=info.port;var addr=info.addr;var overflowed=false;if(node&&nodelen){var lookup;if(flags&1||!(lookup=DNS.lookup_addr(addr))){if(flags&8){return-2}}else{addr=lookup}var numBytesWrittenExclNull=stringToUTF8(addr,node,nodelen);if(numBytesWrittenExclNull+1>=nodelen){overflowed=true}}if(serv&&servlen){port=""+port;var numBytesWrittenExclNull=stringToUTF8(port,serv,servlen);if(numBytesWrittenExclNull+1>=servlen){overflowed=true}}if(overflowed){return-12}return 0};var Protocols={list:[],map:{}};var _setprotoent=stayopen=>{function allocprotoent(name,proto,aliases){var nameBuf=_malloc(name.length+1);stringToAscii(name,nameBuf);var j=0;var length=aliases.length;var aliasListBuf=_malloc((length+1)*4);for(var i=0;i>2]=aliasBuf}HEAPU32[aliasListBuf+j>>2]=0;var pe=_malloc(12);HEAPU32[pe>>2]=nameBuf;HEAPU32[pe+4>>2]=aliasListBuf;HEAP32[pe+8>>2]=proto;return pe}var list=Protocols.list;var map=Protocols.map;if(list.length===0){var entry=allocprotoent("tcp",6,["TCP"]);list.push(entry);map["tcp"]=map["6"]=entry;entry=allocprotoent("udp",17,["UDP"]);list.push(entry);map["udp"]=map["17"]=entry}_setprotoent.index=0};var _getprotobyname=name=>{name=UTF8ToString(name);_setprotoent(true);var result=Protocols.map[name];return result};var _getprotobynumber=number=>{_setprotoent(true);var result=Protocols.map[number];return result};var stackAlloc=sz=>__emscripten_stack_alloc(sz);var stringToUTF8OnStack=str=>{var size=lengthBytesUTF8(str)+1;var ret=stackAlloc(size);stringToUTF8(str,ret,size);return ret};var allocateUTF8OnStack=stringToUTF8OnStack;var PHPWASM={init:function(){FS.mkdir("/internal");FS.mkdir("/internal/shared");FS.mkdir("/internal/shared/preload");PHPWASM.EventEmitter=ENVIRONMENT_IS_NODE?require("events").EventEmitter:class EventEmitter{constructor(){this.listeners={}}emit(eventName,data){if(this.listeners[eventName]){this.listeners[eventName].forEach(callback=>{callback(data)})}}once(eventName,callback){const self=this;function removedCallback(){callback(...arguments);self.removeListener(eventName,removedCallback)}this.on(eventName,removedCallback)}removeAllListeners(eventName){if(eventName){delete this.listeners[eventName]}else{this.listeners={}}}removeListener(eventName,callback){if(this.listeners[eventName]){const idx=this.listeners[eventName].indexOf(callback);if(idx!==-1){this.listeners[eventName].splice(idx,1)}}}};PHPWASM.child_proc_by_fd={};PHPWASM.child_proc_by_pid={};PHPWASM.input_devices={}},getAllWebSockets:function(sock){const webSockets=new Set;if(sock.server){sock.server.clients.forEach(ws=>{webSockets.add(ws)})}for(const peer of PHPWASM.getAllPeers(sock)){webSockets.add(peer.socket)}return Array.from(webSockets)},getAllPeers:function(sock){const peers=new Set;if(sock.server){sock.pending.filter(pending=>pending.peers).forEach(pending=>{for(const peer of Object.values(pending.peers)){peers.add(peer)}})}if(sock.peers){for(const peer of Object.values(sock.peers)){peers.add(peer)}}return Array.from(peers)},awaitData:function(ws){return PHPWASM.awaitEvent(ws,"message")},awaitConnection:function(ws){if(ws.OPEN===ws.readyState){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"open")},awaitClose:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"close")},awaitError:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"error")},awaitEvent:function(ws,event){let resolve;const listener=()=>{resolve()};const promise=new Promise(function(_resolve){resolve=_resolve;ws.once(event,listener)});const cancel=()=>{ws.removeListener(event,listener);setTimeout(resolve)};return[promise,cancel]},noop:function(){},spawnProcess:function(command,args,options){if(Module["spawnProcess"]){const spawnedPromise=Module["spawnProcess"](command,args,options);return Promise.resolve(spawnedPromise).then(function(spawned){if(!spawned||!spawned.on){throw new Error("spawnProcess() must return an EventEmitter but returned a different type.")}return spawned})}if(ENVIRONMENT_IS_NODE){return require("child_process").spawn(command,args,{...options,shell:true,stdio:["pipe","pipe","pipe"],timeout:100})}const e=new Error("popen(), proc_open() etc. are unsupported in the browser. Call php.setSpawnHandler() "+"and provide a callback to handle spawning processes, or disable a popen(), proc_open() "+"and similar functions via php.ini.");e.code="SPAWN_UNSUPPORTED";throw e},shutdownSocket:function(socketd,how){const sock=getSocketFromFD(socketd);const peer=Object.values(sock.peers)[0];if(!peer){return-1}try{peer.socket.close();SOCKFS.websocket_sock_ops.removePeer(sock,peer);return 0}catch(e){console.log("Socket shutdown error",e);return-1}}};function _js_create_input_device(deviceId){let dataBuffer=[];let dataCallback;const filename="proc_id_"+deviceId;const device=FS.createDevice("/dev",filename,function(){},function(byte){try{dataBuffer.push(byte);if(dataCallback){dataCallback(new Uint8Array(dataBuffer));dataBuffer=[]}}catch(e){console.error(e);throw e}});const devicePath="/dev/"+filename;PHPWASM.input_devices[deviceId]={devicePath,onData:function(cb){dataCallback=cb;dataBuffer.forEach(function(data){cb(data)});dataBuffer.length=0}};return allocateUTF8OnStack(devicePath)}function _js_open_process(command,argsPtr,argsLength,descriptorsPtr,descriptorsLength,cwdPtr,cwdLength,envPtr,envLength){if(!command){return 1}const cmdstr=UTF8ToString(command);if(!cmdstr.length){return 0}let argsArray=[];if(argsLength){for(var i=0;i>2]))}}const cwdstr=cwdPtr?UTF8ToString(cwdPtr):null;let envObject=null;if(envLength){envObject={};for(var i=0;i>2]);const splitAt=envEntry.indexOf("=");if(splitAt===-1){continue}const key=envEntry.substring(0,splitAt);const value=envEntry.substring(splitAt+1);envObject[key]=value}}var std={};for(var i=0;i>2];std[HEAPU32[descriptorPtr>>2]]={child:HEAPU32[descriptorPtr+4>>2],parent:HEAPU32[descriptorPtr+8>>2]}}return Asyncify.handleSleep(async wakeUp=>{let cp;try{const options={};if(cwdstr!==null){options.cwd=cwdstr}if(envObject!==null){options.env=envObject}cp=PHPWASM.spawnProcess(cmdstr,argsArray,options);if(cp instanceof Promise){cp=await cp}}catch(e){if(e.code==="SPAWN_UNSUPPORTED"){wakeUp(1);return}console.error(e);wakeUp(1);throw e}const ProcInfo={pid:cp.pid,exited:false,stdinFd:std[0]?.child,stdinIsDevice:std[0]?.child in PHPWASM.input_devices,stdoutChildFd:std[1]?.child,stdoutParentFd:std[1]?.parent,stderrChildFd:std[2]?.child,stderrParentFd:std[2]?.parent,stdout:new PHPWASM.EventEmitter,stderr:new PHPWASM.EventEmitter};if(ProcInfo.stdoutChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutChildFd]=ProcInfo;if(ProcInfo.stderrChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrChildFd]=ProcInfo;if(ProcInfo.stdoutParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutParentFd]=ProcInfo;if(ProcInfo.stderrParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrParentFd]=ProcInfo;PHPWASM.child_proc_by_pid[ProcInfo.pid]=ProcInfo;cp.on("exit",function(code){ProcInfo.exitCode=code;ProcInfo.exited=true;ProcInfo.stdout.emit("data");ProcInfo.stderr.emit("data")});if(ProcInfo.stdoutChildFd){const stdoutStream=SYSCALLS.getStreamFromFD(ProcInfo.stdoutChildFd);let stdoutAt=0;cp.stdout.on("data",function(data){ProcInfo.stdout.emit("data",data);stdoutStream.stream_ops.write(stdoutStream,data,0,data.length,stdoutAt);stdoutAt+=data.length})}if(ProcInfo.stderrChildFd){const stderrStream=SYSCALLS.getStreamFromFD(ProcInfo.stderrChildFd);let stderrAt=0;cp.stderr.on("data",function(data){ProcInfo.stderr.emit("data",data);stderrStream.stream_ops.write(stderrStream,data,0,data.length,stderrAt);stderrAt+=data.length})}try{await new Promise((resolve,reject)=>{cp.on("spawn",resolve);cp.on("error",reject)})}catch(e){console.error(e);wakeUp(1);return}if(ProcInfo.stdinIsDevice){PHPWASM.input_devices[ProcInfo.stdinFd].onData(function(data){if(!data)return;if(typeof data==="number"){data=new Uint8Array([data])}const dataStr=new TextDecoder("utf-8").decode(data);cp.stdin.write(dataStr)});wakeUp(ProcInfo.pid);return}if(ProcInfo.stdinFd){const stdinStream=SYSCALLS.getStreamFromFD(ProcInfo.stdinFd);if(stdinStream.node){const CHUNK_SIZE=1024;const buffer=new Uint8Array(CHUNK_SIZE);let offset=0;while(true){const bytesRead=stdinStream.stream_ops.read(stdinStream,buffer,0,CHUNK_SIZE,offset);if(bytesRead===null||bytesRead===0){break}try{cp.stdin.write(buffer.subarray(0,bytesRead))}catch(e){console.error(e);return 1}if(bytesRead>2]=PHPWASM.child_proc_by_pid[pid].exitCode;return 1}return 0}function _js_waitpid(pid,exitCodePtr){if(!PHPWASM.child_proc_by_pid[pid]){return-1}return Asyncify.handleSleep(wakeUp=>{const poll=function(){if(PHPWASM.child_proc_by_pid[pid]?.exited){HEAPU32[exitCodePtr>>2]=PHPWASM.child_proc_by_pid[pid].exitCode;wakeUp(pid)}else{setTimeout(poll,50)}};poll()})}var arraySum=(array,index)=>{var sum=0;for(var i=0;i<=index;sum+=array[i++]){}return sum};var MONTH_DAYS_LEAP=[31,29,31,30,31,30,31,31,30,31,30,31];var MONTH_DAYS_REGULAR=[31,28,31,30,31,30,31,31,30,31,30,31];var addDays=(date,days)=>{var newDate=new Date(date.getTime());while(days>0){var leap=isLeapYear(newDate.getFullYear());var currentMonth=newDate.getMonth();var daysInCurrentMonth=(leap?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR)[currentMonth];if(days>daysInCurrentMonth-newDate.getDate()){days-=daysInCurrentMonth-newDate.getDate()+1;newDate.setDate(1);if(currentMonth<11){newDate.setMonth(currentMonth+1)}else{newDate.setMonth(0);newDate.setFullYear(newDate.getFullYear()+1)}}else{newDate.setDate(newDate.getDate()+days);return newDate}}return newDate};var _strptime=(buf,format,tm)=>{var pattern=UTF8ToString(format);var SPECIAL_CHARS="\\!@#$^&*()+=-[]/{}|:<>?,.";for(var i=0,ii=SPECIAL_CHARS.length;iEQUIVALENT_MATCHERS[c]||m).replace(/%(.)/g,(_,c)=>{let pat=DATE_PATTERNS[c];if(pat){capture.push(c);return`(${pat})`}else{return c}}).replace(/\s+/g,"\\s*");var matches=new RegExp("^"+pattern_out,"i").exec(UTF8ToString(buf));function initDate(){function fixup(value,min,max){return typeof value!="number"||isNaN(value)?min:value>=min?value<=max?value:max:min}return{year:fixup(HEAP32[tm+20>>2]+1900,1970,9999),month:fixup(HEAP32[tm+16>>2],0,11),day:fixup(HEAP32[tm+12>>2],1,31),hour:fixup(HEAP32[tm+8>>2],0,23),min:fixup(HEAP32[tm+4>>2],0,59),sec:fixup(HEAP32[tm>>2],0,59),gmtoff:0}}if(matches){var date=initDate();var value;var getMatch=symbol=>{var pos=capture.indexOf(symbol);if(pos>=0){return matches[pos+1]}return};if(value=getMatch("S")){date.sec=jstoi_q(value)}if(value=getMatch("M")){date.min=jstoi_q(value)}if(value=getMatch("H")){date.hour=jstoi_q(value)}else if(value=getMatch("I")){var hour=jstoi_q(value);if(value=getMatch("p")){hour+=value.toUpperCase()[0]==="P"?12:0}date.hour=hour}if(value=getMatch("Y")){date.year=jstoi_q(value)}else if(value=getMatch("y")){var year=jstoi_q(value);if(value=getMatch("C")){year+=jstoi_q(value)*100}else{year+=year<69?2e3:1900}date.year=year}if(value=getMatch("m")){date.month=jstoi_q(value)-1}else if(value=getMatch("b")){date.month=MONTH_NUMBERS[value.substring(0,3).toUpperCase()]||0}if(value=getMatch("d")){date.day=jstoi_q(value)}else if(value=getMatch("j")){var day=jstoi_q(value);var leapYear=isLeapYear(date.year);for(var month=0;month<12;++month){var daysUntilMonth=arraySum(leapYear?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,month-1);if(day<=daysUntilMonth+(leapYear?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR)[month]){date.day=day-daysUntilMonth}}}else if(value=getMatch("a")){var weekDay=value.substring(0,3).toUpperCase();if(value=getMatch("U")){var weekDayNumber=DAY_NUMBERS_SUN_FIRST[weekDay];var weekNumber=jstoi_q(value);var janFirst=new Date(date.year,0,1);var endDate;if(janFirst.getDay()===0){endDate=addDays(janFirst,weekDayNumber+7*(weekNumber-1))}else{endDate=addDays(janFirst,7-janFirst.getDay()+weekDayNumber+7*(weekNumber-1))}date.day=endDate.getDate();date.month=endDate.getMonth()}else if(value=getMatch("W")){var weekDayNumber=DAY_NUMBERS_MON_FIRST[weekDay];var weekNumber=jstoi_q(value);var janFirst=new Date(date.year,0,1);var endDate;if(janFirst.getDay()===1){endDate=addDays(janFirst,weekDayNumber+7*(weekNumber-1))}else{endDate=addDays(janFirst,7-janFirst.getDay()+1+weekDayNumber+7*(weekNumber-1))}date.day=endDate.getDate();date.month=endDate.getMonth()}}if(value=getMatch("z")){if(value.toLowerCase()==="z"){date.gmtoff=0}else{var match=value.match(/^((?:\-|\+)\d\d):?(\d\d)?/);date.gmtoff=match[1]*3600;if(match[2]){date.gmtoff+=date.gmtoff>0?match[2]*60:-match[2]*60}}}var fullDate=new Date(date.year,date.month,date.day,date.hour,date.min,date.sec,0);HEAP32[tm>>2]=fullDate.getSeconds();HEAP32[tm+4>>2]=fullDate.getMinutes();HEAP32[tm+8>>2]=fullDate.getHours();HEAP32[tm+12>>2]=fullDate.getDate();HEAP32[tm+16>>2]=fullDate.getMonth();HEAP32[tm+20>>2]=fullDate.getFullYear()-1900;HEAP32[tm+24>>2]=fullDate.getDay();HEAP32[tm+28>>2]=arraySum(isLeapYear(fullDate.getFullYear())?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,fullDate.getMonth()-1)+fullDate.getDate()-1;HEAP32[tm+32>>2]=0;HEAP32[tm+36>>2]=date.gmtoff;return buf+intArrayFromString(matches[0]).length-1}return 0};function _wasm_setsockopt(socketd,level,optionName,optionValuePtr,optionLen){const optionValue=HEAPU8[optionValuePtr];const SOL_SOCKET=1;const SO_KEEPALIVE=9;const IPPROTO_TCP=6;const TCP_NODELAY=1;const isSupported=level===SOL_SOCKET&&optionName===SO_KEEPALIVE||level===IPPROTO_TCP&&optionName===TCP_NODELAY;if(!isSupported){console.warn(`Unsupported socket option: ${level}, ${optionName}, ${optionValue}`);return-1}const ws=PHPWASM.getAllWebSockets(socketd)[0];if(!ws){return-1}ws.setSocketOpt(level,optionName,optionValuePtr);return 0}var wasmTable;var runAndAbortIfError=func=>{try{return func()}catch(e){abort(e)}};var Asyncify={instrumentWasmImports(imports){var importPattern=/^(_dlopen_js|invoke_i|invoke_ii|invoke_iii|invoke_iiii|invoke_iiiii|invoke_iiiiii|invoke_iiiiiii|invoke_iiiiiiii|invoke_iiiiiiiiii|invoke_v|invoke_vi|invoke_vii|invoke_viidii|invoke_viii|invoke_viiii|invoke_viiiii|invoke_viiiiii|invoke_viiiiiii|invoke_viiiiiiiii|js_open_process|_js_open_process|_asyncjs__js_open_process|js_popen_to_file|_js_popen_to_file|_asyncjs__js_popen_to_file|js_fd_read|_js_fd_read|js_module_onMessage|_js_module_onMessage|_asyncjs__js_module_onMessage|js_waitpid|_js_waitpid|_asyncjs__js_waitpid|wasm_poll_socket|_wasm_poll_socket|_asyncjs__wasm_poll_socket|wasm_shutdown|_wasm_shutdown|_asyncjs__wasm_shutdown|__asyncjs__.*)$/;for(let[x,original]of Object.entries(imports)){if(typeof original=="function"){let isAsyncifyImport=original.isAsync||importPattern.test(x)}}},instrumentWasmExports(exports){var ret={};for(let[x,original]of Object.entries(exports)){if(typeof original=="function"){ret[x]=(...args)=>{Asyncify.exportCallStack.push(x);try{return original(...args)}finally{if(!ABORT){var y=Asyncify.exportCallStack.pop();Asyncify.maybeStopUnwind()}}}}else{ret[x]=original}}return ret},State:{Normal:0,Unwinding:1,Rewinding:2,Disabled:3},state:0,StackSize:4096,currData:null,handleSleepReturnValue:0,exportCallStack:[],callStackNameToId:{},callStackIdToName:{},callStackId:0,asyncPromiseHandlers:null,sleepCallbacks:[],getCallStackId(funcName){var id=Asyncify.callStackNameToId[funcName];if(id===undefined){id=Asyncify.callStackId++;Asyncify.callStackNameToId[funcName]=id;Asyncify.callStackIdToName[id]=funcName}return id},maybeStopUnwind(){if(Asyncify.currData&&Asyncify.state===Asyncify.State.Unwinding&&Asyncify.exportCallStack.length===0){Asyncify.state=Asyncify.State.Normal;runtimeKeepalivePush();runAndAbortIfError(_asyncify_stop_unwind);if(typeof Fibers!="undefined"){Fibers.trampoline()}}},whenDone(){return new Promise((resolve,reject)=>{Asyncify.asyncPromiseHandlers={resolve,reject}})},allocateData(){var ptr=_malloc(12+Asyncify.StackSize);Asyncify.setDataHeader(ptr,ptr+12,Asyncify.StackSize);Asyncify.setDataRewindFunc(ptr);return ptr},setDataHeader(ptr,stack,stackSize){HEAPU32[ptr>>2]=stack;HEAPU32[ptr+4>>2]=stack+stackSize},setDataRewindFunc(ptr){var bottomOfCallStack=Asyncify.exportCallStack[0];var rewindId=Asyncify.getCallStackId(bottomOfCallStack);HEAP32[ptr+8>>2]=rewindId},getDataRewindFuncName(ptr){var id=HEAP32[ptr+8>>2];var name=Asyncify.callStackIdToName[id];return name},getDataRewindFunc(name){var func=wasmExports[name];return func},doRewind(ptr){var name=Asyncify.getDataRewindFuncName(ptr);var func=Asyncify.getDataRewindFunc(name);runtimeKeepalivePop();return func()},handleSleep(startAsync){if(ABORT)return;if(Asyncify.state===Asyncify.State.Normal){var reachedCallback=false;var reachedAfterCallback=false;startAsync((handleSleepReturnValue=0)=>{if(ABORT)return;Asyncify.handleSleepReturnValue=handleSleepReturnValue;reachedCallback=true;if(!reachedAfterCallback){return}Asyncify.state=Asyncify.State.Rewinding;runAndAbortIfError(()=>_asyncify_start_rewind(Asyncify.currData));if(typeof MainLoop!="undefined"&&MainLoop.func){MainLoop.resume()}var asyncWasmReturnValue,isError=false;try{asyncWasmReturnValue=Asyncify.doRewind(Asyncify.currData)}catch(err){asyncWasmReturnValue=err;isError=true}var handled=false;if(!Asyncify.currData){var asyncPromiseHandlers=Asyncify.asyncPromiseHandlers;if(asyncPromiseHandlers){Asyncify.asyncPromiseHandlers=null;(isError?asyncPromiseHandlers.reject:asyncPromiseHandlers.resolve)(asyncWasmReturnValue);handled=true}}if(isError&&!handled){throw asyncWasmReturnValue}});reachedAfterCallback=true;if(!reachedCallback){Asyncify.state=Asyncify.State.Unwinding;Asyncify.currData=Asyncify.allocateData();if(typeof MainLoop!="undefined"&&MainLoop.func){MainLoop.pause()}runAndAbortIfError(()=>_asyncify_start_unwind(Asyncify.currData))}}else if(Asyncify.state===Asyncify.State.Rewinding){Asyncify.state=Asyncify.State.Normal;runAndAbortIfError(_asyncify_stop_rewind);_free(Asyncify.currData);Asyncify.currData=null;Asyncify.sleepCallbacks.forEach(callUserCallback)}else{abort(`invalid state: ${Asyncify.state}`)}return Asyncify.handleSleepReturnValue},handleAsync(startAsync){return Asyncify.handleSleep(wakeUp=>{startAsync().then(wakeUp)})}};var getCFunc=ident=>{var func=Module["_"+ident];return func};var writeArrayToMemory=(array,buffer)=>{HEAP8.set(array,buffer)};var ccall=(ident,returnType,argTypes,args,opts)=>{var toC={string:str=>{var ret=0;if(str!==null&&str!==undefined&&str!==0){ret=stringToUTF8OnStack(str)}return ret},array:arr=>{var ret=stackAlloc(arr.length);writeArrayToMemory(arr,ret);return ret}};function convertReturnValue(ret){if(returnType==="string"){return UTF8ToString(ret)}if(returnType==="boolean")return Boolean(ret);return ret}var func=getCFunc(ident);var cArgs=[];var stack=0;if(args){for(var i=0;iFS.unlink(path);var FS_createLazyFile=FS.createLazyFile;var FS_createDevice=FS.createDevice;FS.createPreloadedFile=FS_createPreloadedFile;FS.staticInit();Module["FS_createPath"]=FS.createPath;Module["FS_createDataFile"]=FS.createDataFile;Module["FS_createPreloadedFile"]=FS.createPreloadedFile;Module["FS_unlink"]=FS.unlink;Module["FS_createLazyFile"]=FS.createLazyFile;Module["FS_createDevice"]=FS.createDevice;MEMFS.doesNotExistError=new FS.ErrnoError(44);MEMFS.doesNotExistError.stack="";PHPWASM.init();var wasmImports={Na:_SharpYuvConvert,Oa:_SharpYuvGetConversionMatrix,Pa:_SharpYuvInit,v:___assert_fail,Ha:__asyncjs__js_module_onMessage,ka:___call_sighandler,aa:___syscall_accept4,$:___syscall_bind,Aa:___syscall_chdir,I:___syscall_chmod,_:___syscall_connect,za:___syscall_dup,ya:___syscall_dup3,Ba:___syscall_faccessat,Ua:___syscall_fallocate,wa:___syscall_fchmod,va:___syscall_fchown32,H:___syscall_fchownat,l:___syscall_fcntl64,ua:___syscall_fdatasync,ta:___syscall_fstat64,Q:___syscall_ftruncate64,pa:___syscall_getcwd,ja:___syscall_getdents64,Y:___syscall_getpeername,X:___syscall_getsockname,W:___syscall_getsockopt,y:___syscall_ioctl,V:___syscall_listen,qa:___syscall_lstat64,oa:___syscall_mkdirat,ra:___syscall_newfstatat,t:___syscall_openat,na:___syscall_pipe,ma:___syscall_poll,ia:___syscall_readlinkat,U:___syscall_recvfrom,ha:___syscall_renameat,E:___syscall_rmdir,T:___syscall_sendto,C:___syscall_socket,sa:___syscall_stat64,ga:___syscall_statfs64,fa:___syscall_symlinkat,w:___syscall_unlinkat,da:___syscall_utimensat,Ca:__abort_js,Z:__emscripten_lookup_name,xa:__emscripten_memcpy_js,la:__emscripten_runtime_keepalive_clear,ba:__emscripten_throw_longjmp,Xa:__gmtime_js,Ya:__localtime_js,O:__mktime_js,Va:__mmap_js,Wa:__munmap_js,D:__setitimer_js,Ea:__tzset_js,R:_clock_time_get,G:_emscripten_date_now,ea:_emscripten_get_heap_max,s:_emscripten_get_now,ca:_emscripten_resize_heap,K:_emscripten_sleep,Fa:_environ_get,Ga:_environ_sizes_get,p:_exit,n:_fd_close,F:_fd_fdstat_get,J:_fd_read,P:_fd_seek,x:_fd_write,N:_getaddrinfo,B:_getnameinfo,Ta:_getprotobyname,Sa:_getprotobynumber,j:invoke_i,c:invoke_ii,d:invoke_iii,e:invoke_iiii,h:invoke_iiiii,q:invoke_iiiiii,u:invoke_iiiiiii,Ma:invoke_iiiiiiii,Qa:invoke_iiiiiiiiii,S:invoke_jii,f:invoke_v,a:invoke_vi,b:invoke_vii,A:invoke_viidii,g:invoke_viii,k:invoke_viiii,m:invoke_viiiii,i:invoke_viiiiii,z:invoke_viiiiiiiii,M:_js_create_input_device,Ia:js_fd_read,L:_js_open_process,Ja:js_popen_to_file,Ka:_js_process_status,La:_js_waitpid,Da:_proc_exit,Ra:_strptime,r:wasm_poll_socket,o:_wasm_setsockopt};var wasmExports;createWasm();var ___wasm_call_ctors=()=>(___wasm_call_ctors=wasmExports["_a"])();var _free=a0=>(_free=wasmExports["ab"])(a0);var _malloc=a0=>(_malloc=wasmExports["bb"])(a0);var _wasm_read=Module["_wasm_read"]=(a0,a1,a2)=>(_wasm_read=Module["_wasm_read"]=wasmExports["cb"])(a0,a1,a2);var _php_pollfd_for=Module["_php_pollfd_for"]=(a0,a1,a2)=>(_php_pollfd_for=Module["_php_pollfd_for"]=wasmExports["db"])(a0,a1,a2);var _fflush=a0=>(_fflush=wasmExports["eb"])(a0);var _wasm_popen=Module["_wasm_popen"]=(a0,a1)=>(_wasm_popen=Module["_wasm_popen"]=wasmExports["fb"])(a0,a1);var _wasm_php_exec=Module["_wasm_php_exec"]=(a0,a1,a2,a3)=>(_wasm_php_exec=Module["_wasm_php_exec"]=wasmExports["gb"])(a0,a1,a2,a3);var _htons=a0=>(_htons=wasmExports["hb"])(a0);var _ntohs=a0=>(_ntohs=wasmExports["ib"])(a0);var _htonl=a0=>(_htonl=wasmExports["jb"])(a0);var _wasm_sleep=Module["_wasm_sleep"]=a0=>(_wasm_sleep=Module["_wasm_sleep"]=wasmExports["kb"])(a0);var ___wrap_select=Module["___wrap_select"]=(a0,a1,a2,a3,a4)=>(___wrap_select=Module["___wrap_select"]=wasmExports["lb"])(a0,a1,a2,a3,a4);var _wasm_set_sapi_name=Module["_wasm_set_sapi_name"]=a0=>(_wasm_set_sapi_name=Module["_wasm_set_sapi_name"]=wasmExports["mb"])(a0);var _wasm_set_phpini_path=Module["_wasm_set_phpini_path"]=a0=>(_wasm_set_phpini_path=Module["_wasm_set_phpini_path"]=wasmExports["nb"])(a0);var _wasm_add_SERVER_entry=Module["_wasm_add_SERVER_entry"]=(a0,a1)=>(_wasm_add_SERVER_entry=Module["_wasm_add_SERVER_entry"]=wasmExports["ob"])(a0,a1);var _wasm_add_ENV_entry=Module["_wasm_add_ENV_entry"]=(a0,a1)=>(_wasm_add_ENV_entry=Module["_wasm_add_ENV_entry"]=wasmExports["pb"])(a0,a1);var _wasm_set_query_string=Module["_wasm_set_query_string"]=a0=>(_wasm_set_query_string=Module["_wasm_set_query_string"]=wasmExports["qb"])(a0);var _wasm_set_path_translated=Module["_wasm_set_path_translated"]=a0=>(_wasm_set_path_translated=Module["_wasm_set_path_translated"]=wasmExports["rb"])(a0);var _wasm_set_skip_shebang=Module["_wasm_set_skip_shebang"]=a0=>(_wasm_set_skip_shebang=Module["_wasm_set_skip_shebang"]=wasmExports["sb"])(a0);var _wasm_set_request_uri=Module["_wasm_set_request_uri"]=a0=>(_wasm_set_request_uri=Module["_wasm_set_request_uri"]=wasmExports["tb"])(a0);var _wasm_set_request_method=Module["_wasm_set_request_method"]=a0=>(_wasm_set_request_method=Module["_wasm_set_request_method"]=wasmExports["ub"])(a0);var _wasm_set_request_host=Module["_wasm_set_request_host"]=a0=>(_wasm_set_request_host=Module["_wasm_set_request_host"]=wasmExports["vb"])(a0);var _wasm_set_content_type=Module["_wasm_set_content_type"]=a0=>(_wasm_set_content_type=Module["_wasm_set_content_type"]=wasmExports["wb"])(a0);var _wasm_set_request_body=Module["_wasm_set_request_body"]=a0=>(_wasm_set_request_body=Module["_wasm_set_request_body"]=wasmExports["xb"])(a0);var _wasm_set_content_length=Module["_wasm_set_content_length"]=a0=>(_wasm_set_content_length=Module["_wasm_set_content_length"]=wasmExports["yb"])(a0);var _wasm_set_cookies=Module["_wasm_set_cookies"]=a0=>(_wasm_set_cookies=Module["_wasm_set_cookies"]=wasmExports["zb"])(a0);var _wasm_set_request_port=Module["_wasm_set_request_port"]=a0=>(_wasm_set_request_port=Module["_wasm_set_request_port"]=wasmExports["Ab"])(a0);var _wasm_sapi_request_shutdown=Module["_wasm_sapi_request_shutdown"]=()=>(_wasm_sapi_request_shutdown=Module["_wasm_sapi_request_shutdown"]=wasmExports["Bb"])();var _wasm_sapi_handle_request=Module["_wasm_sapi_handle_request"]=()=>(_wasm_sapi_handle_request=Module["_wasm_sapi_handle_request"]=wasmExports["Cb"])();var _php_wasm_init=Module["_php_wasm_init"]=()=>(_php_wasm_init=Module["_php_wasm_init"]=wasmExports["Db"])();var _wasm_free=Module["_wasm_free"]=a0=>(_wasm_free=Module["_wasm_free"]=wasmExports["Eb"])(a0);var ___funcs_on_exit=()=>(___funcs_on_exit=wasmExports["Fb"])();var _emscripten_builtin_memalign=(a0,a1)=>(_emscripten_builtin_memalign=wasmExports["Gb"])(a0,a1);var __emscripten_timeout=(a0,a1)=>(__emscripten_timeout=wasmExports["Hb"])(a0,a1);var _setThrew=(a0,a1)=>(_setThrew=wasmExports["Ib"])(a0,a1);var __emscripten_tempret_set=a0=>(__emscripten_tempret_set=wasmExports["Jb"])(a0);var __emscripten_stack_restore=a0=>(__emscripten_stack_restore=wasmExports["Kb"])(a0);var __emscripten_stack_alloc=a0=>(__emscripten_stack_alloc=wasmExports["Lb"])(a0);var _emscripten_stack_get_current=()=>(_emscripten_stack_get_current=wasmExports["Mb"])();var dynCall_vi=Module["dynCall_vi"]=(a0,a1)=>(dynCall_vi=Module["dynCall_vi"]=wasmExports["Nb"])(a0,a1);var dynCall_viii=Module["dynCall_viii"]=(a0,a1,a2,a3)=>(dynCall_viii=Module["dynCall_viii"]=wasmExports["Ob"])(a0,a1,a2,a3);var dynCall_ii=Module["dynCall_ii"]=(a0,a1)=>(dynCall_ii=Module["dynCall_ii"]=wasmExports["Pb"])(a0,a1);var dynCall_iiii=Module["dynCall_iiii"]=(a0,a1,a2,a3)=>(dynCall_iiii=Module["dynCall_iiii"]=wasmExports["Qb"])(a0,a1,a2,a3);var dynCall_iiiiii=Module["dynCall_iiiiii"]=(a0,a1,a2,a3,a4,a5)=>(dynCall_iiiiii=Module["dynCall_iiiiii"]=wasmExports["Rb"])(a0,a1,a2,a3,a4,a5);var dynCall_iiiii=Module["dynCall_iiiii"]=(a0,a1,a2,a3,a4)=>(dynCall_iiiii=Module["dynCall_iiiii"]=wasmExports["Sb"])(a0,a1,a2,a3,a4);var dynCall_vii=Module["dynCall_vii"]=(a0,a1,a2)=>(dynCall_vii=Module["dynCall_vii"]=wasmExports["Tb"])(a0,a1,a2);var dynCall_iii=Module["dynCall_iii"]=(a0,a1,a2)=>(dynCall_iii=Module["dynCall_iii"]=wasmExports["Ub"])(a0,a1,a2);var dynCall_viiiii=Module["dynCall_viiiii"]=(a0,a1,a2,a3,a4,a5)=>(dynCall_viiiii=Module["dynCall_viiiii"]=wasmExports["Vb"])(a0,a1,a2,a3,a4,a5);var dynCall_iiiiiii=Module["dynCall_iiiiiii"]=(a0,a1,a2,a3,a4,a5,a6)=>(dynCall_iiiiiii=Module["dynCall_iiiiiii"]=wasmExports["Wb"])(a0,a1,a2,a3,a4,a5,a6);var dynCall_i=Module["dynCall_i"]=a0=>(dynCall_i=Module["dynCall_i"]=wasmExports["Xb"])(a0);var dynCall_v=Module["dynCall_v"]=a0=>(dynCall_v=Module["dynCall_v"]=wasmExports["Yb"])(a0);var dynCall_viiii=Module["dynCall_viiii"]=(a0,a1,a2,a3,a4)=>(dynCall_viiii=Module["dynCall_viiii"]=wasmExports["Zb"])(a0,a1,a2,a3,a4);var dynCall_viiiiiiiii=Module["dynCall_viiiiiiiii"]=(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9)=>(dynCall_viiiiiiiii=Module["dynCall_viiiiiiiii"]=wasmExports["_b"])(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9);var dynCall_viiiiii=Module["dynCall_viiiiii"]=(a0,a1,a2,a3,a4,a5,a6)=>(dynCall_viiiiii=Module["dynCall_viiiiii"]=wasmExports["$b"])(a0,a1,a2,a3,a4,a5,a6);var dynCall_iiiiiiii=Module["dynCall_iiiiiiii"]=(a0,a1,a2,a3,a4,a5,a6,a7)=>(dynCall_iiiiiiii=Module["dynCall_iiiiiiii"]=wasmExports["ac"])(a0,a1,a2,a3,a4,a5,a6,a7);var dynCall_iiiiiiiiii=Module["dynCall_iiiiiiiiii"]=(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9)=>(dynCall_iiiiiiiiii=Module["dynCall_iiiiiiiiii"]=wasmExports["bc"])(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9);var dynCall_jii=Module["dynCall_jii"]=(a0,a1,a2)=>(dynCall_jii=Module["dynCall_jii"]=wasmExports["cc"])(a0,a1,a2);var dynCall_viidii=Module["dynCall_viidii"]=(a0,a1,a2,a3,a4,a5)=>(dynCall_viidii=Module["dynCall_viidii"]=wasmExports["dc"])(a0,a1,a2,a3,a4,a5);var _asyncify_start_unwind=a0=>(_asyncify_start_unwind=wasmExports["ec"])(a0);var _asyncify_stop_unwind=()=>(_asyncify_stop_unwind=wasmExports["fc"])();var _asyncify_start_rewind=a0=>(_asyncify_start_rewind=wasmExports["gc"])(a0);var _asyncify_stop_rewind=()=>(_asyncify_stop_rewind=wasmExports["hc"])();function invoke_iiiiiii(index,a1,a2,a3,a4,a5,a6){var sp=stackSave();try{return dynCall_iiiiiii(index,a1,a2,a3,a4,a5,a6)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_vi(index,a1){var sp=stackSave();try{dynCall_vi(index,a1)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_vii(index,a1,a2){var sp=stackSave();try{dynCall_vii(index,a1,a2)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_i(index){var sp=stackSave();try{return dynCall_i(index)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viii(index,a1,a2,a3){var sp=stackSave();try{dynCall_viii(index,a1,a2,a3)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_v(index){var sp=stackSave();try{dynCall_v(index)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_ii(index,a1){var sp=stackSave();try{return dynCall_ii(index,a1)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iii(index,a1,a2){var sp=stackSave();try{return dynCall_iii(index,a1,a2)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiii(index,a1,a2,a3,a4){var sp=stackSave();try{dynCall_viiii(index,a1,a2,a3,a4)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiii(index,a1,a2,a3,a4){var sp=stackSave();try{return dynCall_iiiii(index,a1,a2,a3,a4)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiii(index,a1,a2,a3){var sp=stackSave();try{return dynCall_iiii(index,a1,a2,a3)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiiiii(index,a1,a2,a3,a4,a5,a6){var sp=stackSave();try{dynCall_viiiiii(index,a1,a2,a3,a4,a5,a6)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiiii(index,a1,a2,a3,a4,a5){var sp=stackSave();try{dynCall_viiiii(index,a1,a2,a3,a4,a5)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viidii(index,a1,a2,a3,a4,a5){var sp=stackSave();try{dynCall_viidii(index,a1,a2,a3,a4,a5)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9){var sp=stackSave();try{return dynCall_iiiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiiii(index,a1,a2,a3,a4,a5){var sp=stackSave();try{return dynCall_iiiiii(index,a1,a2,a3,a4,a5)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9){var sp=stackSave();try{dynCall_viiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiiiiii(index,a1,a2,a3,a4,a5,a6,a7){var sp=stackSave();try{return dynCall_iiiiiiii(index,a1,a2,a3,a4,a5,a6,a7)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_jii(index,a1,a2){var sp=stackSave();try{return dynCall_jii(index,a1,a2)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}Module["addRunDependency"]=addRunDependency;Module["removeRunDependency"]=removeRunDependency;Module["wasmExports"]=wasmExports;Module["ccall"]=ccall;Module["FS_createPreloadedFile"]=FS_createPreloadedFile;Module["FS_unlink"]=FS_unlink;Module["FS_createPath"]=FS_createPath;Module["FS_createDevice"]=FS_createDevice;Module["FS_createDataFile"]=FS_createDataFile;Module["FS_createLazyFile"]=FS_createLazyFile;Module["PROXYFS"]=PROXYFS;var calledRun;dependenciesFulfilled=function runCaller(){if(!calledRun)run();if(!calledRun)dependenciesFulfilled=runCaller};function run(){if(runDependencies>0){return}preRun();if(runDependencies>0){return}function doRun(){if(calledRun)return;calledRun=true;Module["calledRun"]=true;if(ABORT)return;initRuntime();Module["onRuntimeInitialized"]?.();postRun()}if(Module["setStatus"]){Module["setStatus"]("Running...");setTimeout(()=>{setTimeout(()=>Module["setStatus"](""),1);doRun()},1)}else{doRun()}}if(Module["preInit"]){if(typeof Module["preInit"]=="function")Module["preInit"]=[Module["preInit"]];while(Module["preInit"].length>0){Module["preInit"].pop()()}}run(); /** * Emscripten resolves `localhost` to a random IP address. Let's * make it always resolve to 127.0.0.1. diff --git a/packages/php-wasm/web/public/php/asyncify/php_8_0.js b/packages/php-wasm/web/public/php/asyncify/php_8_0.js index 00357295c1..a4be9969d0 100644 --- a/packages/php-wasm/web/public/php/asyncify/php_8_0.js +++ b/packages/php-wasm/web/public/php/asyncify/php_8_0.js @@ -1,46 +1,20 @@ import dependencyFilename from './8_0_30/php_8_0.wasm'; export { dependencyFilename }; -export const dependenciesTotalSize = 12709853; +export const dependenciesTotalSize = 12699237; export function init(RuntimeName, PHPLoader) { - /** - * Overrides Emscripten's default ExitStatus object which gets - * thrown on failure. Unfortunately, the default object is not - * a subclass of Error and does not provide any stack trace. - * - * This is a deliberate behavior on Emscripten's end to prevent - * memory leaks after the program exits. See: - * - * https://github.com/emscripten-core/emscripten/pull/9108 - * - * In case of WordPress Playground, the worker in which the PHP - * runs will typically exit after the PHP program finishes, so - * we don't have to worry about memory leaks. - * - * As for assigning to a previously undeclared ExitStatus variable here, - * the Emscripten module declares `ExitStatus` as `function ExitStatus` - * which means it gets hoisted to the top of the scope and can be - * reassigned here – before the actual declaration is reached. - * - * If that sounds weird, try this example: - * - * ExitStatus = () => { console.log("reassigned"); } - * function ExitStatus() {} - * ExitStatus(); - * // logs "reassigned" - */ - ExitStatus = class PHPExitStatus extends Error { - constructor(status) { - super(status); - this.name = "ExitStatus"; - this.message = "Program terminated with exit(" + status + ")"; - this.status = status; - } - } - // The rest of the code comes from the built php.js file and esm-suffix.js -var Module=typeof PHPLoader!="undefined"?PHPLoader:{};var ENVIRONMENT_IS_WEB=RuntimeName==="WEB";var ENVIRONMENT_IS_WORKER=RuntimeName==="WORKER";var ENVIRONMENT_IS_NODE=RuntimeName==="NODE";var moduleOverrides=Object.assign({},Module);var arguments_=[];var thisProgram="./this.program";var quit_=(status,toThrow)=>{throw toThrow};var scriptDirectory="";function locateFile(path){if(Module["locateFile"]){return Module["locateFile"](path,scriptDirectory)}return scriptDirectory+path}var read_,readAsync,readBinary;if(ENVIRONMENT_IS_WEB||ENVIRONMENT_IS_WORKER){if(ENVIRONMENT_IS_WORKER){scriptDirectory=self.location.href}else if(typeof document!="undefined"&&document.currentScript){scriptDirectory=document.currentScript.src}if(scriptDirectory.startsWith("blob:")){scriptDirectory=""}else{scriptDirectory=scriptDirectory.substr(0,scriptDirectory.replace(/[?#].*/,"").lastIndexOf("/")+1)}{read_=url=>{var xhr=new XMLHttpRequest;xhr.open("GET",url,false);xhr.send(null);return xhr.responseText};if(ENVIRONMENT_IS_WORKER){readBinary=url=>{var xhr=new XMLHttpRequest;xhr.open("GET",url,false);xhr.responseType="arraybuffer";xhr.send(null);return new Uint8Array(xhr.response)}}readAsync=(url,onload,onerror)=>{fetch(url,{credentials:"same-origin"}).then(response=>{if(response.ok){return response.arrayBuffer()}return Promise.reject(new Error(response.status+" : "+response.url))}).then(onload,onerror)}}}else{}var out=Module["print"]||console.log.bind(console);var err=Module["printErr"]||console.error.bind(console);Object.assign(Module,moduleOverrides);moduleOverrides=null;if(Module["arguments"])arguments_=Module["arguments"];if(Module["thisProgram"])thisProgram=Module["thisProgram"];if(Module["quit"])quit_=Module["quit"];var wasmBinary;if(Module["wasmBinary"])wasmBinary=Module["wasmBinary"];var wasmMemory;var ABORT=false;var EXITSTATUS;function assert(condition,text){if(!condition){abort(text)}}var HEAP8,HEAPU8,HEAP16,HEAPU16,HEAP32,HEAPU32,HEAPF32,HEAPF64;function updateMemoryViews(){var b=wasmMemory.buffer;Module["HEAP8"]=HEAP8=new Int8Array(b);Module["HEAP16"]=HEAP16=new Int16Array(b);Module["HEAPU8"]=HEAPU8=new Uint8Array(b);Module["HEAPU16"]=HEAPU16=new Uint16Array(b);Module["HEAP32"]=HEAP32=new Int32Array(b);Module["HEAPU32"]=HEAPU32=new Uint32Array(b);Module["HEAPF32"]=HEAPF32=new Float32Array(b);Module["HEAPF64"]=HEAPF64=new Float64Array(b)}var __ATPRERUN__=[];var __ATINIT__=[];var __ATEXIT__=[];var __ATPOSTRUN__=[];var runtimeInitialized=false;var runtimeExited=false;function preRun(){if(Module["preRun"]){if(typeof Module["preRun"]=="function")Module["preRun"]=[Module["preRun"]];while(Module["preRun"].length){addOnPreRun(Module["preRun"].shift())}}callRuntimeCallbacks(__ATPRERUN__)}function initRuntime(){runtimeInitialized=true;SOCKFS.root=FS.mount(SOCKFS,{},null);if(!Module["noFSInit"]&&!FS.init.initialized)FS.init();FS.ignorePermissions=false;TTY.init();PIPEFS.root=FS.mount(PIPEFS,{},null);callRuntimeCallbacks(__ATINIT__)}function exitRuntime(){___funcs_on_exit();callRuntimeCallbacks(__ATEXIT__);FS.quit();TTY.shutdown();runtimeExited=true}function postRun(){if(Module["postRun"]){if(typeof Module["postRun"]=="function")Module["postRun"]=[Module["postRun"]];while(Module["postRun"].length){addOnPostRun(Module["postRun"].shift())}}callRuntimeCallbacks(__ATPOSTRUN__)}function addOnPreRun(cb){__ATPRERUN__.unshift(cb)}function addOnInit(cb){__ATINIT__.unshift(cb)}function addOnPostRun(cb){__ATPOSTRUN__.unshift(cb)}var runDependencies=0;var runDependencyWatcher=null;var dependenciesFulfilled=null;function getUniqueRunDependency(id){return id}function addRunDependency(id){runDependencies++;Module["monitorRunDependencies"]?.(runDependencies)}function removeRunDependency(id){runDependencies--;Module["monitorRunDependencies"]?.(runDependencies);if(runDependencies==0){if(runDependencyWatcher!==null){clearInterval(runDependencyWatcher);runDependencyWatcher=null}if(dependenciesFulfilled){var callback=dependenciesFulfilled;dependenciesFulfilled=null;callback()}}}function abort(what){Module["onAbort"]?.(what);what="Aborted("+what+")";err(what);ABORT=true;EXITSTATUS=1;what+=". Build with -sASSERTIONS for more info.";var e=new WebAssembly.RuntimeError(what);throw e}var dataURIPrefix="data:application/octet-stream;base64,";var isDataURI=filename=>filename.startsWith(dataURIPrefix);function findWasmBinary(){var f=dependencyFilename;if(!isDataURI(f)){return locateFile(f)}return f}var wasmBinaryFile;function getBinarySync(file){if(file==wasmBinaryFile&&wasmBinary){return new Uint8Array(wasmBinary)}if(readBinary){return readBinary(file)}throw"both async and sync fetching of the wasm failed"}function getBinaryPromise(binaryFile){if(!wasmBinary){return new Promise((resolve,reject)=>{readAsync(binaryFile,response=>resolve(new Uint8Array(response)),error=>{try{resolve(getBinarySync(binaryFile))}catch(e){reject(e)}})})}return Promise.resolve().then(()=>getBinarySync(binaryFile))}function instantiateArrayBuffer(binaryFile,imports,receiver){return getBinaryPromise(binaryFile).then(binary=>WebAssembly.instantiate(binary,imports)).then(receiver,reason=>{err(`failed to asynchronously prepare wasm: ${reason}`);abort(reason)})}function instantiateAsync(binary,binaryFile,imports,callback){if(!binary&&typeof WebAssembly.instantiateStreaming=="function"&&!isDataURI(binaryFile)&&typeof fetch=="function"){return fetch(binaryFile,{credentials:"same-origin"}).then(response=>{var result=WebAssembly.instantiateStreaming(response,imports);return result.then(callback,function(reason){err(`wasm streaming compile failed: ${reason}`);err("falling back to ArrayBuffer instantiation");return instantiateArrayBuffer(binaryFile,imports,callback)})})}return instantiateArrayBuffer(binaryFile,imports,callback)}function getWasmImports(){return{a:wasmImports}}function createWasm(){var info=getWasmImports();function receiveInstance(instance,module){wasmExports=instance.exports;wasmExports=Asyncify.instrumentWasmExports(wasmExports);Module["wasmExports"]=wasmExports;wasmMemory=wasmExports["$a"];updateMemoryViews();wasmTable=wasmExports["cb"];addOnInit(wasmExports["ab"]);removeRunDependency("wasm-instantiate");return wasmExports}addRunDependency("wasm-instantiate");function receiveInstantiationResult(result){receiveInstance(result["instance"])}if(Module["instantiateWasm"]){try{return Module["instantiateWasm"](info,receiveInstance)}catch(e){err(`Module.instantiateWasm callback failed with error: ${e}`);return false}}if(!wasmBinaryFile)wasmBinaryFile=findWasmBinary();instantiateAsync(wasmBinary,wasmBinaryFile,info,receiveInstantiationResult);return{}}var tempDouble;var tempI64;function js_popen_to_file(command,mode,exitCodePtr){const returnCallback=resolver=>Asyncify.handleSleep(resolver);if(!command)return 1;const cmdstr=UTF8ToString(command);if(!cmdstr.length)return 0;const modestr=UTF8ToString(mode);if(!modestr.length)return 0;if(modestr==="w"){console.error('popen($cmd, "w") is not implemented yet')}return returnCallback(async wakeUp=>{let cp;try{cp=PHPWASM.spawnProcess(cmdstr,[]);if(cp instanceof Promise){cp=await cp}}catch(e){console.error(e);if(e.code==="SPAWN_UNSUPPORTED"){return 1}throw e}const outByteArrays=[];cp.stdout.on("data",function(data){outByteArrays.push(data)});const outputPath="/tmp/popen_output";cp.on("exit",function(exitCode){const outBytes=new Uint8Array(outByteArrays.reduce((acc,curr)=>acc+curr.length,0));let offset=0;for(const byteArray of outByteArrays){outBytes.set(byteArray,offset);offset+=byteArray.length}FS.writeFile(outputPath,outBytes);HEAPU8[exitCodePtr]=exitCode;wakeUp(allocateUTF8OnStack(outputPath))})})}function wasm_poll_socket(socketd,events,timeout){const returnCallback=resolver=>Asyncify.handleSleep(resolver);const POLLIN=1;const POLLPRI=2;const POLLOUT=4;const POLLERR=8;const POLLHUP=16;const POLLNVAL=32;return returnCallback(wakeUp=>{const polls=[];if(socketd in PHPWASM.child_proc_by_fd){const procInfo=PHPWASM.child_proc_by_fd[socketd];if(procInfo.exited){wakeUp(0);return}polls.push(PHPWASM.awaitEvent(procInfo.stdout,"data"))}else if(FS.isSocket(FS.getStream(socketd)?.node.mode)){const sock=getSocketFromFD(socketd);if(!sock){wakeUp(0);return}const lookingFor=new Set;if(events&POLLIN||events&POLLPRI){if(sock.server){for(const client of sock.pending){if((client.recv_queue||[]).length>0){wakeUp(1);return}}}else if((sock.recv_queue||[]).length>0){wakeUp(1);return}}const webSockets=PHPWASM.getAllWebSockets(sock);if(!webSockets.length){wakeUp(0);return}for(const ws of webSockets){if(events&POLLIN||events&POLLPRI){polls.push(PHPWASM.awaitData(ws));lookingFor.add("POLLIN")}if(events&POLLOUT){polls.push(PHPWASM.awaitConnection(ws));lookingFor.add("POLLOUT")}if(events&POLLHUP){polls.push(PHPWASM.awaitClose(ws));lookingFor.add("POLLHUP")}if(events&POLLERR||events&POLLNVAL){polls.push(PHPWASM.awaitError(ws));lookingFor.add("POLLERR")}}}else{setTimeout(function(){wakeUp(1)},timeout);return}if(polls.length===0){console.warn("Unsupported poll event "+events+", defaulting to setTimeout().");setTimeout(function(){wakeUp(0)},timeout);return}const promises=polls.map(([promise])=>promise);const clearPolling=()=>polls.forEach(([,clear])=>clear());let awaken=false;let timeoutId;Promise.race(promises).then(function(results){if(!awaken){awaken=true;wakeUp(1);if(timeoutId){clearTimeout(timeoutId)}clearPolling()}});if(timeout!==-1){timeoutId=setTimeout(function(){if(!awaken){awaken=true;wakeUp(0);clearPolling()}},timeout)}})}function js_fd_read(fd,iov,iovcnt,pnum){const returnCallback=resolver=>Asyncify.handleSleep(resolver);if(Asyncify?.State?.Normal===undefined||Asyncify?.state===Asyncify?.State?.Normal){var returnCode;var stream;let num=0;try{stream=SYSCALLS.getStreamFromFD(fd);const num=doReadv(stream,iov,iovcnt);HEAPU32[pnum>>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError")){throw e}if(e.errno!==6||!(stream?.fd in PHPWASM.child_proc_by_fd)){HEAPU32[pnum>>2]=0;return returnCode}}}return returnCallback(wakeUp=>{var retries=0;var interval=50;var timeout=5e3;var maxRetries=timeout/interval;function poll(){var returnCode;var stream;let num;try{stream=SYSCALLS.getStreamFromFD(fd);num=doReadv(stream,iov,iovcnt);returnCode=0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError")){console.error(e);throw e}returnCode=e.errno}const success=returnCode===0;const failure=++retries>maxRetries||!(fd in PHPWASM.child_proc_by_fd)||PHPWASM.child_proc_by_fd[fd]?.exited||FS.isClosed(stream);if(success){HEAPU32[pnum>>2]=num;wakeUp(0)}else if(failure){HEAPU32[pnum>>2]=0;wakeUp(returnCode===6?0:returnCode)}else{setTimeout(poll,interval)}}poll()})}function __asyncjs__js_module_onMessage(data,response_buffer){return Asyncify.handleAsync(async()=>{if(Module["onMessage"]){const dataStr=UTF8ToString(data);return Module["onMessage"](dataStr).then(response=>{const responseBytes=typeof response==="string"?(new TextEncoder).encode(response):response;const responseSize=responseBytes.byteLength;const responsePtr=_malloc(responseSize+1);HEAPU8.set(responseBytes,responsePtr);HEAPU8[responsePtr+responseSize]=0;HEAPU8[response_buffer]=responsePtr;HEAPU8[response_buffer+1]=responsePtr>>8;HEAPU8[response_buffer+2]=responsePtr>>16;HEAPU8[response_buffer+3]=responsePtr>>24;return responseSize}).catch(e=>{console.error(e);return-1})}})}function ExitStatus(status){this.name="ExitStatus";this.message=`Program terminated with exit(${status})`;this.status=status}var callRuntimeCallbacks=callbacks=>{while(callbacks.length>0){callbacks.shift()(Module)}};var noExitRuntime=Module["noExitRuntime"]||false;var stackRestore=val=>__emscripten_stack_restore(val);var stackSave=()=>_emscripten_stack_get_current();function _SharpYuvConvert(){abort("missing function: SharpYuvConvert")}_SharpYuvConvert.stub=true;function _SharpYuvGetConversionMatrix(){abort("missing function: SharpYuvGetConversionMatrix")}_SharpYuvGetConversionMatrix.stub=true;function _SharpYuvInit(){abort("missing function: SharpYuvInit")}_SharpYuvInit.stub=true;var UTF8Decoder=typeof TextDecoder!="undefined"?new TextDecoder("utf8"):undefined;var UTF8ArrayToString=(heapOrArray,idx,maxBytesToRead)=>{var endIdx=idx+maxBytesToRead;var endPtr=idx;while(heapOrArray[endPtr]&&!(endPtr>=endIdx))++endPtr;if(endPtr-idx>16&&heapOrArray.buffer&&UTF8Decoder){return UTF8Decoder.decode(heapOrArray.subarray(idx,endPtr))}var str="";while(idx>10,56320|ch&1023)}}return str};var UTF8ToString=(ptr,maxBytesToRead)=>ptr?UTF8ArrayToString(HEAPU8,ptr,maxBytesToRead):"";Module["UTF8ToString"]=UTF8ToString;var ___assert_fail=(condition,filename,line,func)=>{abort(`Assertion failed: ${UTF8ToString(condition)}, at: `+[filename?UTF8ToString(filename):"unknown filename",line,func?UTF8ToString(func):"unknown function"])};var ___call_sighandler=(fp,sig)=>(a1=>dynCall_vi(fp,a1))(sig);var initRandomFill=()=>{if(typeof crypto=="object"&&typeof crypto["getRandomValues"]=="function"){return view=>crypto.getRandomValues(view)}else abort("initRandomDevice")};var randomFill=view=>(randomFill=initRandomFill())(view);var PATH={isAbs:path=>path.charAt(0)==="/",splitPath:filename=>{var splitPathRe=/^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/;return splitPathRe.exec(filename).slice(1)},normalizeArray:(parts,allowAboveRoot)=>{var up=0;for(var i=parts.length-1;i>=0;i--){var last=parts[i];if(last==="."){parts.splice(i,1)}else if(last===".."){parts.splice(i,1);up++}else if(up){parts.splice(i,1);up--}}if(allowAboveRoot){for(;up;up--){parts.unshift("..")}}return parts},normalize:path=>{var isAbsolute=PATH.isAbs(path),trailingSlash=path.substr(-1)==="/";path=PATH.normalizeArray(path.split("/").filter(p=>!!p),!isAbsolute).join("/");if(!path&&!isAbsolute){path="."}if(path&&trailingSlash){path+="/"}return(isAbsolute?"/":"")+path},dirname:path=>{var result=PATH.splitPath(path),root=result[0],dir=result[1];if(!root&&!dir){return"."}if(dir){dir=dir.substr(0,dir.length-1)}return root+dir},basename:path=>{if(path==="/")return"/";path=PATH.normalize(path);path=path.replace(/\/$/,"");var lastSlash=path.lastIndexOf("/");if(lastSlash===-1)return path;return path.substr(lastSlash+1)},join:(...paths)=>PATH.normalize(paths.join("/")),join2:(l,r)=>PATH.normalize(l+"/"+r)};var PATH_FS={resolve:(...args)=>{var resolvedPath="",resolvedAbsolute=false;for(var i=args.length-1;i>=-1&&!resolvedAbsolute;i--){var path=i>=0?args[i]:FS.cwd();if(typeof path!="string"){throw new TypeError("Arguments to path.resolve must be strings")}else if(!path){return""}resolvedPath=path+"/"+resolvedPath;resolvedAbsolute=PATH.isAbs(path)}resolvedPath=PATH.normalizeArray(resolvedPath.split("/").filter(p=>!!p),!resolvedAbsolute).join("/");return(resolvedAbsolute?"/":"")+resolvedPath||"."},relative:(from,to)=>{from=PATH_FS.resolve(from).substr(1);to=PATH_FS.resolve(to).substr(1);function trim(arr){var start=0;for(;start=0;end--){if(arr[end]!=="")break}if(start>end)return[];return arr.slice(start,end-start+1)}var fromParts=trim(from.split("/"));var toParts=trim(to.split("/"));var length=Math.min(fromParts.length,toParts.length);var samePartsLength=length;for(var i=0;i{var len=0;for(var i=0;i=55296&&c<=57343){len+=4;++i}else{len+=3}}return len};Module["lengthBytesUTF8"]=lengthBytesUTF8;var stringToUTF8Array=(str,heap,outIdx,maxBytesToWrite)=>{if(!(maxBytesToWrite>0))return 0;var startIdx=outIdx;var endIdx=outIdx+maxBytesToWrite-1;for(var i=0;i=55296&&u<=57343){var u1=str.charCodeAt(++i);u=65536+((u&1023)<<10)|u1&1023}if(u<=127){if(outIdx>=endIdx)break;heap[outIdx++]=u}else if(u<=2047){if(outIdx+1>=endIdx)break;heap[outIdx++]=192|u>>6;heap[outIdx++]=128|u&63}else if(u<=65535){if(outIdx+2>=endIdx)break;heap[outIdx++]=224|u>>12;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}else{if(outIdx+3>=endIdx)break;heap[outIdx++]=240|u>>18;heap[outIdx++]=128|u>>12&63;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}}heap[outIdx]=0;return outIdx-startIdx};function intArrayFromString(stringy,dontAddNull,length){var len=length>0?length:lengthBytesUTF8(stringy)+1;var u8array=new Array(len);var numBytesWritten=stringToUTF8Array(stringy,u8array,0,u8array.length);if(dontAddNull)u8array.length=numBytesWritten;return u8array}var FS_stdin_getChar=()=>{if(!FS_stdin_getChar_buffer.length){var result=null;if(typeof window!="undefined"&&typeof window.prompt=="function"){result=window.prompt("Input: ");if(result!==null){result+="\n"}}else{}if(!result){return null}FS_stdin_getChar_buffer=intArrayFromString(result,true)}return FS_stdin_getChar_buffer.shift()};var TTY={ttys:[],init(){},shutdown(){},register(dev,ops){TTY.ttys[dev]={input:[],output:[],ops:ops};FS.registerDevice(dev,TTY.stream_ops)},stream_ops:{open(stream){var tty=TTY.ttys[stream.node.rdev];if(!tty){throw new FS.ErrnoError(43)}stream.tty=tty;stream.seekable=false},close(stream){stream.tty.ops.fsync(stream.tty)},fsync(stream){stream.tty.ops.fsync(stream.tty)},read(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.get_char){throw new FS.ErrnoError(60)}var bytesRead=0;for(var i=0;i0){out(UTF8ArrayToString(tty.output,0));tty.output=[]}},ioctl_tcgets(tty){return{c_iflag:25856,c_oflag:5,c_cflag:191,c_lflag:35387,c_cc:[3,28,127,21,4,0,1,0,17,19,26,0,18,15,23,22,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]}},ioctl_tcsets(tty,optional_actions,data){return 0},ioctl_tiocgwinsz(tty){return[24,80]}},default_tty1_ops:{put_char(tty,val){if(val===null||val===10){err(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}},fsync(tty){if(tty.output&&tty.output.length>0){err(UTF8ArrayToString(tty.output,0));tty.output=[]}}}};var zeroMemory=(address,size)=>{HEAPU8.fill(0,address,address+size);return address};var alignMemory=(size,alignment)=>Math.ceil(size/alignment)*alignment;var mmapAlloc=size=>{size=alignMemory(size,65536);var ptr=_emscripten_builtin_memalign(65536,size);if(!ptr)return 0;return zeroMemory(ptr,size)};var MEMFS={ops_table:null,mount(mount){return MEMFS.createNode(null,"/",16384|511,0)},createNode(parent,name,mode,dev){if(FS.isBlkdev(mode)||FS.isFIFO(mode)){throw new FS.ErrnoError(63)}MEMFS.ops_table||={dir:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,lookup:MEMFS.node_ops.lookup,mknod:MEMFS.node_ops.mknod,rename:MEMFS.node_ops.rename,unlink:MEMFS.node_ops.unlink,rmdir:MEMFS.node_ops.rmdir,readdir:MEMFS.node_ops.readdir,symlink:MEMFS.node_ops.symlink},stream:{llseek:MEMFS.stream_ops.llseek}},file:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:{llseek:MEMFS.stream_ops.llseek,read:MEMFS.stream_ops.read,write:MEMFS.stream_ops.write,allocate:MEMFS.stream_ops.allocate,mmap:MEMFS.stream_ops.mmap,msync:MEMFS.stream_ops.msync}},link:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,readlink:MEMFS.node_ops.readlink},stream:{}},chrdev:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:FS.chrdev_stream_ops}};var node=FS.createNode(parent,name,mode,dev);if(FS.isDir(node.mode)){node.node_ops=MEMFS.ops_table.dir.node;node.stream_ops=MEMFS.ops_table.dir.stream;node.contents={}}else if(FS.isFile(node.mode)){node.node_ops=MEMFS.ops_table.file.node;node.stream_ops=MEMFS.ops_table.file.stream;node.usedBytes=0;node.contents=null}else if(FS.isLink(node.mode)){node.node_ops=MEMFS.ops_table.link.node;node.stream_ops=MEMFS.ops_table.link.stream}else if(FS.isChrdev(node.mode)){node.node_ops=MEMFS.ops_table.chrdev.node;node.stream_ops=MEMFS.ops_table.chrdev.stream}node.timestamp=Date.now();if(parent){parent.contents[name]=node;parent.timestamp=node.timestamp}return node},getFileDataAsTypedArray(node){if(!node.contents)return new Uint8Array(0);if(node.contents.subarray)return node.contents.subarray(0,node.usedBytes);return new Uint8Array(node.contents)},expandFileStorage(node,newCapacity){var prevCapacity=node.contents?node.contents.length:0;if(prevCapacity>=newCapacity)return;var CAPACITY_DOUBLING_MAX=1024*1024;newCapacity=Math.max(newCapacity,prevCapacity*(prevCapacity>>0);if(prevCapacity!=0)newCapacity=Math.max(newCapacity,256);var oldContents=node.contents;node.contents=new Uint8Array(newCapacity);if(node.usedBytes>0)node.contents.set(oldContents.subarray(0,node.usedBytes),0)},resizeFileStorage(node,newSize){if(node.usedBytes==newSize)return;if(newSize==0){node.contents=null;node.usedBytes=0}else{var oldContents=node.contents;node.contents=new Uint8Array(newSize);if(oldContents){node.contents.set(oldContents.subarray(0,Math.min(newSize,node.usedBytes)))}node.usedBytes=newSize}},node_ops:{getattr(node){var attr={};attr.dev=FS.isChrdev(node.mode)?node.id:1;attr.ino=node.id;attr.mode=node.mode;attr.nlink=1;attr.uid=0;attr.gid=0;attr.rdev=node.rdev;if(FS.isDir(node.mode)){attr.size=4096}else if(FS.isFile(node.mode)){attr.size=node.usedBytes}else if(FS.isLink(node.mode)){attr.size=node.link.length}else{attr.size=0}attr.atime=new Date(node.timestamp);attr.mtime=new Date(node.timestamp);attr.ctime=new Date(node.timestamp);attr.blksize=4096;attr.blocks=Math.ceil(attr.size/attr.blksize);return attr},setattr(node,attr){if(attr.mode!==undefined){node.mode=attr.mode}if(attr.timestamp!==undefined){node.timestamp=attr.timestamp}if(attr.size!==undefined){MEMFS.resizeFileStorage(node,attr.size)}},lookup(parent,name){throw FS.genericErrors[44]},mknod(parent,name,mode,dev){return MEMFS.createNode(parent,name,mode,dev)},rename(old_node,new_dir,new_name){if(FS.isDir(old_node.mode)){var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(new_node){for(var i in new_node.contents){throw new FS.ErrnoError(55)}}}delete old_node.parent.contents[old_node.name];old_node.parent.timestamp=Date.now();old_node.name=new_name;new_dir.contents[new_name]=old_node;new_dir.timestamp=old_node.parent.timestamp},unlink(parent,name){delete parent.contents[name];parent.timestamp=Date.now()},rmdir(parent,name){var node=FS.lookupNode(parent,name);for(var i in node.contents){throw new FS.ErrnoError(55)}delete parent.contents[name];parent.timestamp=Date.now()},readdir(node){var entries=[".",".."];for(var key of Object.keys(node.contents)){entries.push(key)}return entries},symlink(parent,newname,oldpath){var node=MEMFS.createNode(parent,newname,511|40960,0);node.link=oldpath;return node},readlink(node){if(!FS.isLink(node.mode)){throw new FS.ErrnoError(28)}return node.link}},stream_ops:{read(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=stream.node.usedBytes)return 0;var size=Math.min(stream.node.usedBytes-position,length);if(size>8&&contents.subarray){buffer.set(contents.subarray(position,position+size),offset)}else{for(var i=0;i0||position+length{var dep=!noRunDep?getUniqueRunDependency(`al ${url}`):"";readAsync(url,arrayBuffer=>{onload(new Uint8Array(arrayBuffer));if(dep)removeRunDependency(dep)},event=>{if(onerror){onerror()}else{throw`Loading data file "${url}" failed.`}});if(dep)addRunDependency(dep)};var FS_createDataFile=(parent,name,fileData,canRead,canWrite,canOwn)=>{FS.createDataFile(parent,name,fileData,canRead,canWrite,canOwn)};var preloadPlugins=Module["preloadPlugins"]||[];var FS_handledByPreloadPlugin=(byteArray,fullname,finish,onerror)=>{if(typeof Browser!="undefined")Browser.init();var handled=false;preloadPlugins.forEach(plugin=>{if(handled)return;if(plugin["canHandle"](fullname)){plugin["handle"](byteArray,fullname,finish,onerror);handled=true}});return handled};var FS_createPreloadedFile=(parent,name,url,canRead,canWrite,onload,onerror,dontCreateFile,canOwn,preFinish)=>{var fullname=name?PATH_FS.resolve(PATH.join2(parent,name)):parent;var dep=getUniqueRunDependency(`cp ${fullname}`);function processData(byteArray){function finish(byteArray){preFinish?.();if(!dontCreateFile){FS_createDataFile(parent,name,byteArray,canRead,canWrite,canOwn)}onload?.();removeRunDependency(dep)}if(FS_handledByPreloadPlugin(byteArray,fullname,finish,()=>{onerror?.();removeRunDependency(dep)})){return}finish(byteArray)}addRunDependency(dep);if(typeof url=="string"){asyncLoad(url,processData,onerror)}else{processData(url)}};var FS_modeStringToFlags=str=>{var flagModes={r:0,"r+":2,w:512|64|1,"w+":512|64|2,a:1024|64|1,"a+":1024|64|2};var flags=flagModes[str];if(typeof flags=="undefined"){throw new Error(`Unknown file open mode: ${str}`)}return flags};var FS_getMode=(canRead,canWrite)=>{var mode=0;if(canRead)mode|=292|73;if(canWrite)mode|=146;return mode};var ERRNO_CODES={EPERM:63,ENOENT:44,ESRCH:71,EINTR:27,EIO:29,ENXIO:60,E2BIG:1,ENOEXEC:45,EBADF:8,ECHILD:12,EAGAIN:6,EWOULDBLOCK:6,ENOMEM:48,EACCES:2,EFAULT:21,ENOTBLK:105,EBUSY:10,EEXIST:20,EXDEV:75,ENODEV:43,ENOTDIR:54,EISDIR:31,EINVAL:28,ENFILE:41,EMFILE:33,ENOTTY:59,ETXTBSY:74,EFBIG:22,ENOSPC:51,ESPIPE:70,EROFS:69,EMLINK:34,EPIPE:64,EDOM:18,ERANGE:68,ENOMSG:49,EIDRM:24,ECHRNG:106,EL2NSYNC:156,EL3HLT:107,EL3RST:108,ELNRNG:109,EUNATCH:110,ENOCSI:111,EL2HLT:112,EDEADLK:16,ENOLCK:46,EBADE:113,EBADR:114,EXFULL:115,ENOANO:104,EBADRQC:103,EBADSLT:102,EDEADLOCK:16,EBFONT:101,ENOSTR:100,ENODATA:116,ETIME:117,ENOSR:118,ENONET:119,ENOPKG:120,EREMOTE:121,ENOLINK:47,EADV:122,ESRMNT:123,ECOMM:124,EPROTO:65,EMULTIHOP:36,EDOTDOT:125,EBADMSG:9,ENOTUNIQ:126,EBADFD:127,EREMCHG:128,ELIBACC:129,ELIBBAD:130,ELIBSCN:131,ELIBMAX:132,ELIBEXEC:133,ENOSYS:52,ENOTEMPTY:55,ENAMETOOLONG:37,ELOOP:32,EOPNOTSUPP:138,EPFNOSUPPORT:139,ECONNRESET:15,ENOBUFS:42,EAFNOSUPPORT:5,EPROTOTYPE:67,ENOTSOCK:57,ENOPROTOOPT:50,ESHUTDOWN:140,ECONNREFUSED:14,EADDRINUSE:3,ECONNABORTED:13,ENETUNREACH:40,ENETDOWN:38,ETIMEDOUT:73,EHOSTDOWN:142,EHOSTUNREACH:23,EINPROGRESS:26,EALREADY:7,EDESTADDRREQ:17,EMSGSIZE:35,EPROTONOSUPPORT:66,ESOCKTNOSUPPORT:137,EADDRNOTAVAIL:4,ENETRESET:39,EISCONN:30,ENOTCONN:53,ETOOMANYREFS:141,EUSERS:136,EDQUOT:19,ESTALE:72,ENOTSUP:138,ENOMEDIUM:148,EILSEQ:25,EOVERFLOW:61,ECANCELED:11,ENOTRECOVERABLE:56,EOWNERDEAD:62,ESTRPIPE:135};var PROXYFS={mount(mount){return PROXYFS.createNode(null,"/",mount.opts.fs.lstat(mount.opts.root).mode,0)},createNode(parent,name,mode,dev){if(!FS.isDir(mode)&&!FS.isFile(mode)&&!FS.isLink(mode)){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}var node=FS.createNode(parent,name,mode);node.node_ops=PROXYFS.node_ops;node.stream_ops=PROXYFS.stream_ops;return node},realPath(node){var parts=[];while(node.parent!==node){parts.push(node.name);node=node.parent}parts.push(node.mount.opts.root);parts.reverse();return PATH.join(...parts)},node_ops:{getattr(node){var path=PROXYFS.realPath(node);var stat;try{stat=node.mount.opts.fs.lstat(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return{dev:stat.dev,ino:stat.ino,mode:stat.mode,nlink:stat.nlink,uid:stat.uid,gid:stat.gid,rdev:stat.rdev,size:stat.size,atime:stat.atime,mtime:stat.mtime,ctime:stat.ctime,blksize:stat.blksize,blocks:stat.blocks}},setattr(node,attr){var path=PROXYFS.realPath(node);try{if(attr.mode!==undefined){node.mount.opts.fs.chmod(path,attr.mode);node.mode=attr.mode}if(attr.timestamp!==undefined){var date=new Date(attr.timestamp);node.mount.opts.fs.utime(path,date,date)}if(attr.size!==undefined){node.mount.opts.fs.truncate(path,attr.size)}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},lookup(parent,name){try{var path=PATH.join2(PROXYFS.realPath(parent),name);var mode=parent.mount.opts.fs.lstat(path).mode;var node=PROXYFS.createNode(parent,name,mode);return node}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},mknod(parent,name,mode,dev){var node=PROXYFS.createNode(parent,name,mode,dev);var path=PROXYFS.realPath(node);try{if(FS.isDir(node.mode)){node.mount.opts.fs.mkdir(path,node.mode)}else{node.mount.opts.fs.writeFile(path,"",{mode:node.mode})}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return node},rename(oldNode,newDir,newName){var oldPath=PROXYFS.realPath(oldNode);var newPath=PATH.join2(PROXYFS.realPath(newDir),newName);try{oldNode.mount.opts.fs.rename(oldPath,newPath);oldNode.name=newName}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},unlink(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.unlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},rmdir(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.rmdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readdir(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},symlink(parent,newName,oldPath){var newPath=PATH.join2(PROXYFS.realPath(parent),newName);try{parent.mount.opts.fs.symlink(oldPath,newPath)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readlink(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}}},stream_ops:{open(stream){var path=PROXYFS.realPath(stream.node);try{stream.nfd=stream.node.mount.opts.fs.open(path,stream.flags)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},close(stream){try{stream.node.mount.opts.fs.close(stream.nfd)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},read(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.read(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},write(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.write(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},llseek(stream,offset,whence){var position=offset;if(whence===1){position+=stream.position}else if(whence===2){if(FS.isFile(stream.node.mode)){try{var stat=stream.node.node_ops.getattr(stream.node);position+=stat.size}catch(e){throw new FS.ErrnoError(ERRNO_CODES[e.code])}}}if(position<0){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}return position}}};var FS={root:null,mounts:[],devices:{},streams:[],nextInode:1,nameTable:null,currentPath:"/",initialized:false,ignorePermissions:true,ErrnoError:class{constructor(errno){this.name="ErrnoError";this.errno=errno}},genericErrors:{},filesystems:null,syncFSRequests:0,FSStream:class{constructor(){this.shared={}}get object(){return this.node}set object(val){this.node=val}get isRead(){return(this.flags&2097155)!==1}get isWrite(){return(this.flags&2097155)!==0}get isAppend(){return this.flags&1024}get flags(){return this.shared.flags}set flags(val){this.shared.flags=val}get position(){return this.shared.position}set position(val){this.shared.position=val}},FSNode:class{constructor(parent,name,mode,rdev){if(!parent){parent=this}this.parent=parent;this.mount=parent.mount;this.mounted=null;this.id=FS.nextInode++;this.name=name;this.mode=mode;this.node_ops={};this.stream_ops={};this.rdev=rdev;this.readMode=292|73;this.writeMode=146}get read(){return(this.mode&this.readMode)===this.readMode}set read(val){val?this.mode|=this.readMode:this.mode&=~this.readMode}get write(){return(this.mode&this.writeMode)===this.writeMode}set write(val){val?this.mode|=this.writeMode:this.mode&=~this.writeMode}get isFolder(){return FS.isDir(this.mode)}get isDevice(){return FS.isChrdev(this.mode)}},lookupPath(path,opts={}){path=PATH_FS.resolve(path);if(!path)return{path:"",node:null};var defaults={follow_mount:true,recurse_count:0};opts=Object.assign(defaults,opts);if(opts.recurse_count>8){throw new FS.ErrnoError(32)}var parts=path.split("/").filter(p=>!!p);var current=FS.root;var current_path="/";for(var i=0;i40){throw new FS.ErrnoError(32)}}}}return{path:current_path,node:current}},getPath(node){var path;while(true){if(FS.isRoot(node)){var mount=node.mount.mountpoint;if(!path)return mount;return mount[mount.length-1]!=="/"?`${mount}/${path}`:mount+path}path=path?`${node.name}/${path}`:node.name;node=node.parent}},hashName(parentid,name){var hash=0;for(var i=0;i>>0)%FS.nameTable.length},hashAddNode(node){var hash=FS.hashName(node.parent.id,node.name);node.name_next=FS.nameTable[hash];FS.nameTable[hash]=node},hashRemoveNode(node){var hash=FS.hashName(node.parent.id,node.name);if(FS.nameTable[hash]===node){FS.nameTable[hash]=node.name_next}else{var current=FS.nameTable[hash];while(current){if(current.name_next===node){current.name_next=node.name_next;break}current=current.name_next}}},lookupNode(parent,name){var errCode=FS.mayLookup(parent);if(errCode){throw new FS.ErrnoError(errCode)}var hash=FS.hashName(parent.id,name);for(var node=FS.nameTable[hash];node;node=node.name_next){var nodeName=node.name;if(node.parent.id===parent.id&&nodeName===name){return node}}return FS.lookup(parent,name)},createNode(parent,name,mode,rdev){var node=new FS.FSNode(parent,name,mode,rdev);FS.hashAddNode(node);return node},destroyNode(node){FS.hashRemoveNode(node)},isRoot(node){return node===node.parent},isMountpoint(node){return!!node.mounted},isFile(mode){return(mode&61440)===32768},isDir(mode){return(mode&61440)===16384},isLink(mode){return(mode&61440)===40960},isChrdev(mode){return(mode&61440)===8192},isBlkdev(mode){return(mode&61440)===24576},isFIFO(mode){return(mode&61440)===4096},isSocket(mode){return(mode&49152)===49152},flagsToPermissionString(flag){var perms=["r","w","rw"][flag&3];if(flag&512){perms+="w"}return perms},nodePermissions(node,perms){if(FS.ignorePermissions){return 0}if(perms.includes("r")&&!(node.mode&292)){return 2}else if(perms.includes("w")&&!(node.mode&146)){return 2}else if(perms.includes("x")&&!(node.mode&73)){return 2}return 0},mayLookup(dir){if(!FS.isDir(dir.mode))return 54;var errCode=FS.nodePermissions(dir,"x");if(errCode)return errCode;if(!dir.node_ops.lookup)return 2;return 0},mayCreate(dir,name){try{var node=FS.lookupNode(dir,name);return 20}catch(e){}return FS.nodePermissions(dir,"wx")},mayDelete(dir,name,isdir){var node;try{node=FS.lookupNode(dir,name)}catch(e){return e.errno}var errCode=FS.nodePermissions(dir,"wx");if(errCode){return errCode}if(isdir){if(!FS.isDir(node.mode)){return 54}if(FS.isRoot(node)||FS.getPath(node)===FS.cwd()){return 10}}else{if(FS.isDir(node.mode)){return 31}}return 0},mayOpen(node,flags){if(!node){return 44}if(FS.isLink(node.mode)){return 32}else if(FS.isDir(node.mode)){if(FS.flagsToPermissionString(flags)!=="r"||flags&512){return 31}}return FS.nodePermissions(node,FS.flagsToPermissionString(flags))},MAX_OPEN_FDS:4096,nextfd(){for(var fd=0;fd<=FS.MAX_OPEN_FDS;fd++){if(!FS.streams[fd]){return fd}}throw new FS.ErrnoError(33)},getStreamChecked(fd){var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}return stream},getStream:fd=>FS.streams[fd],createStream(stream,fd=-1){stream=Object.assign(new FS.FSStream,stream);if(fd==-1){fd=FS.nextfd()}stream.fd=fd;FS.streams[fd]=stream;return stream},closeStream(fd){FS.streams[fd]=null},dupStream(origStream,fd=-1){var stream=FS.createStream(origStream,fd);stream.stream_ops?.dup?.(stream);return stream},chrdev_stream_ops:{open(stream){var device=FS.getDevice(stream.node.rdev);stream.stream_ops=device.stream_ops;stream.stream_ops.open?.(stream)},llseek(){throw new FS.ErrnoError(70)}},major:dev=>dev>>8,minor:dev=>dev&255,makedev:(ma,mi)=>ma<<8|mi,registerDevice(dev,ops){FS.devices[dev]={stream_ops:ops}},getDevice:dev=>FS.devices[dev],getMounts(mount){var mounts=[];var check=[mount];while(check.length){var m=check.pop();mounts.push(m);check.push(...m.mounts)}return mounts},syncfs(populate,callback){if(typeof populate=="function"){callback=populate;populate=false}FS.syncFSRequests++;if(FS.syncFSRequests>1){err(`warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work`)}var mounts=FS.getMounts(FS.root.mount);var completed=0;function doCallback(errCode){FS.syncFSRequests--;return callback(errCode)}function done(errCode){if(errCode){if(!done.errored){done.errored=true;return doCallback(errCode)}return}if(++completed>=mounts.length){doCallback(null)}}mounts.forEach(mount=>{if(!mount.type.syncfs){return done(null)}mount.type.syncfs(mount,populate,done)})},mount(type,opts,mountpoint){var root=mountpoint==="/";var pseudo=!mountpoint;var node;if(root&&FS.root){throw new FS.ErrnoError(10)}else if(!root&&!pseudo){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});mountpoint=lookup.path;node=lookup.node;if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}if(!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}}var mount={type:type,opts:opts,mountpoint:mountpoint,mounts:[]};var mountRoot=type.mount(mount);mountRoot.mount=mount;mount.root=mountRoot;if(root){FS.root=mountRoot}else if(node){node.mounted=mount;if(node.mount){node.mount.mounts.push(mount)}}return mountRoot},unmount(mountpoint){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});if(!FS.isMountpoint(lookup.node)){throw new FS.ErrnoError(28)}var node=lookup.node;var mount=node.mounted;var mounts=FS.getMounts(mount);Object.keys(FS.nameTable).forEach(hash=>{var current=FS.nameTable[hash];while(current){var next=current.name_next;if(mounts.includes(current.mount)){FS.destroyNode(current)}current=next}});node.mounted=null;var idx=node.mount.mounts.indexOf(mount);node.mount.mounts.splice(idx,1)},lookup(parent,name){return parent.node_ops.lookup(parent,name)},mknod(path,mode,dev){var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);if(!name||name==="."||name===".."){throw new FS.ErrnoError(28)}var errCode=FS.mayCreate(parent,name);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.mknod){throw new FS.ErrnoError(63)}return parent.node_ops.mknod(parent,name,mode,dev)},create(path,mode){mode=mode!==undefined?mode:438;mode&=4095;mode|=32768;return FS.mknod(path,mode,0)},mkdir(path,mode){mode=mode!==undefined?mode:511;mode&=511|512;mode|=16384;return FS.mknod(path,mode,0)},mkdirTree(path,mode){var dirs=path.split("/");var d="";for(var i=0;iFS.currentPath,chdir(path){var lookup=FS.lookupPath(path,{follow:true});if(lookup.node===null){throw new FS.ErrnoError(44)}if(!FS.isDir(lookup.node.mode)){throw new FS.ErrnoError(54)}var errCode=FS.nodePermissions(lookup.node,"x");if(errCode){throw new FS.ErrnoError(errCode)}FS.currentPath=lookup.path},createDefaultDirectories(){FS.mkdir("/tmp");FS.mkdir("/home");FS.mkdir("/home/web_user")},createDefaultDevices(){FS.mkdir("/dev");FS.registerDevice(FS.makedev(1,3),{read:()=>0,write:(stream,buffer,offset,length,pos)=>length});FS.mkdev("/dev/null",FS.makedev(1,3));TTY.register(FS.makedev(5,0),TTY.default_tty_ops);TTY.register(FS.makedev(6,0),TTY.default_tty1_ops);FS.mkdev("/dev/tty",FS.makedev(5,0));FS.mkdev("/dev/tty1",FS.makedev(6,0));var randomBuffer=new Uint8Array(1024),randomLeft=0;var randomByte=()=>{if(randomLeft===0){randomLeft=randomFill(randomBuffer).byteLength}return randomBuffer[--randomLeft]};FS.createDevice("/dev","random",randomByte);FS.createDevice("/dev","urandom",randomByte);FS.mkdir("/dev/shm");FS.mkdir("/dev/shm/tmp")},createSpecialDirectories(){FS.mkdir("/proc");var proc_self=FS.mkdir("/proc/self");FS.mkdir("/proc/self/fd");FS.mount({mount(){var node=FS.createNode(proc_self,"fd",16384|511,73);node.node_ops={lookup(parent,name){var fd=+name;var stream=FS.getStreamChecked(fd);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}};return node}},{},"/proc/self/fd")},createStandardStreams(){if(Module["stdin"]){FS.createDevice("/dev","stdin",Module["stdin"])}else{FS.symlink("/dev/tty","/dev/stdin")}if(Module["stdout"]){FS.createDevice("/dev","stdout",null,Module["stdout"])}else{FS.symlink("/dev/tty","/dev/stdout")}if(Module["stderr"]){FS.createDevice("/dev","stderr",null,Module["stderr"])}else{FS.symlink("/dev/tty1","/dev/stderr")}var stdin=FS.open("/dev/stdin",0);var stdout=FS.open("/dev/stdout",1);var stderr=FS.open("/dev/stderr",1)},staticInit(){[44].forEach(code=>{FS.genericErrors[code]=new FS.ErrnoError(code);FS.genericErrors[code].stack=""});FS.nameTable=new Array(4096);FS.mount(MEMFS,{},"/");FS.createDefaultDirectories();FS.createDefaultDevices();FS.createSpecialDirectories();FS.filesystems={MEMFS:MEMFS,PROXYFS:PROXYFS}},init(input,output,error){FS.init.initialized=true;Module["stdin"]=input||Module["stdin"];Module["stdout"]=output||Module["stdout"];Module["stderr"]=error||Module["stderr"];FS.createStandardStreams()},quit(){FS.init.initialized=false;_fflush(0);for(var i=0;ithis.length-1||idx<0){return undefined}var chunkOffset=idx%this.chunkSize;var chunkNum=idx/this.chunkSize|0;return this.getter(chunkNum)[chunkOffset]}setDataGetter(getter){this.getter=getter}cacheLength(){var xhr=new XMLHttpRequest;xhr.open("HEAD",url,false);xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);var datalength=Number(xhr.getResponseHeader("Content-length"));var header;var hasByteServing=(header=xhr.getResponseHeader("Accept-Ranges"))&&header==="bytes";var usesGzip=(header=xhr.getResponseHeader("Content-Encoding"))&&header==="gzip";var chunkSize=1024*1024;if(!hasByteServing)chunkSize=datalength;var doXHR=(from,to)=>{if(from>to)throw new Error("invalid range ("+from+", "+to+") or no bytes requested!");if(to>datalength-1)throw new Error("only "+datalength+" bytes available! programmer error!");var xhr=new XMLHttpRequest;xhr.open("GET",url,false);if(datalength!==chunkSize)xhr.setRequestHeader("Range","bytes="+from+"-"+to);xhr.responseType="arraybuffer";if(xhr.overrideMimeType){xhr.overrideMimeType("text/plain; charset=x-user-defined")}xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);if(xhr.response!==undefined){return new Uint8Array(xhr.response||[])}return intArrayFromString(xhr.responseText||"",true)};var lazyArray=this;lazyArray.setDataGetter(chunkNum=>{var start=chunkNum*chunkSize;var end=(chunkNum+1)*chunkSize-1;end=Math.min(end,datalength-1);if(typeof lazyArray.chunks[chunkNum]=="undefined"){lazyArray.chunks[chunkNum]=doXHR(start,end)}if(typeof lazyArray.chunks[chunkNum]=="undefined")throw new Error("doXHR failed!");return lazyArray.chunks[chunkNum]});if(usesGzip||!datalength){chunkSize=datalength=1;datalength=this.getter(0).length;chunkSize=datalength;out("LazyFiles on gzip forces download of the whole file when length is accessed")}this._length=datalength;this._chunkSize=chunkSize;this.lengthKnown=true}get length(){if(!this.lengthKnown){this.cacheLength()}return this._length}get chunkSize(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}}if(typeof XMLHttpRequest!="undefined"){if(!ENVIRONMENT_IS_WORKER)throw"Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc";var lazyArray=new LazyUint8Array;var properties={isDevice:false,contents:lazyArray}}else{var properties={isDevice:false,url:url}}var node=FS.createFile(parent,name,properties,canRead,canWrite);if(properties.contents){node.contents=properties.contents}else if(properties.url){node.contents=null;node.url=properties.url}Object.defineProperties(node,{usedBytes:{get:function(){return this.contents.length}}});var stream_ops={};var keys=Object.keys(node.stream_ops);keys.forEach(key=>{var fn=node.stream_ops[key];stream_ops[key]=(...args)=>{FS.forceLoadFile(node);return fn(...args)}});function writeChunks(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=contents.length)return 0;var size=Math.min(contents.length-position,length);if(contents.slice){for(var i=0;i{FS.forceLoadFile(node);return writeChunks(stream,buffer,offset,length,position)};stream_ops.mmap=(stream,length,position,prot,flags)=>{FS.forceLoadFile(node);var ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}writeChunks(stream,HEAP8,ptr,length,position);return{ptr:ptr,allocated:true}};node.stream_ops=stream_ops;return node}};Module["FS"]=FS;var SOCKFS={mount(mount){Module["websocket"]=Module["websocket"]&&"object"===typeof Module["websocket"]?Module["websocket"]:{};Module["websocket"]._callbacks={};Module["websocket"]["on"]=function(event,callback){if("function"===typeof callback){this._callbacks[event]=callback}return this};Module["websocket"].emit=function(event,param){if("function"===typeof this._callbacks[event]){this._callbacks[event].call(this,param)}};return FS.createNode(null,"/",16384|511,0)},createSocket(family,type,protocol){type&=~526336;var streaming=type==1;if(streaming&&protocol&&protocol!=6){throw new FS.ErrnoError(66)}var sock={family:family,type:type,protocol:protocol,server:null,error:null,peers:{},pending:[],recv_queue:[],sock_ops:SOCKFS.websocket_sock_ops};var name=SOCKFS.nextname();var node=FS.createNode(SOCKFS.root,name,49152,0);node.sock=sock;var stream=FS.createStream({path:name,node:node,flags:2,seekable:false,stream_ops:SOCKFS.stream_ops});sock.stream=stream;return sock},getSocket(fd){var stream=FS.getStream(fd);if(!stream||!FS.isSocket(stream.node.mode)){return null}return stream.node.sock},stream_ops:{poll(stream){var sock=stream.node.sock;return sock.sock_ops.poll(sock)},ioctl(stream,request,varargs){var sock=stream.node.sock;return sock.sock_ops.ioctl(sock,request,varargs)},read(stream,buffer,offset,length,position){var sock=stream.node.sock;var msg=sock.sock_ops.recvmsg(sock,length);if(!msg){return 0}buffer.set(msg.buffer,offset);return msg.buffer.length},write(stream,buffer,offset,length,position){var sock=stream.node.sock;return sock.sock_ops.sendmsg(sock,buffer,offset,length)},close(stream){var sock=stream.node.sock;sock.sock_ops.close(sock)}},nextname(){if(!SOCKFS.nextname.current){SOCKFS.nextname.current=0}return"socket["+SOCKFS.nextname.current+++"]"},websocket_sock_ops:{createPeer(sock,addr,port){var ws;if(typeof addr=="object"){ws=addr;addr=null;port=null}if(ws){if(ws._socket){addr=ws._socket.remoteAddress;port=ws._socket.remotePort}else{var result=/ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url);if(!result){throw new Error("WebSocket URL must be in the format ws(s)://address:port")}addr=result[1];port=parseInt(result[2],10)}}else{try{var runtimeConfig=Module["websocket"]&&"object"===typeof Module["websocket"];var url="ws:#".replace("#","//");if(runtimeConfig){if("function"===typeof Module["websocket"]["url"]) { -url = Module["websocket"]["url"](...arguments); -}else if ("string" === typeof Module["websocket"]["url"]){url=Module["websocket"]["url"]}}if(url==="ws://"||url==="wss://"){var parts=addr.split("/");url=url+parts[0]+":"+port+"/"+parts.slice(1).join("/")}var subProtocols="binary";if(runtimeConfig){if("string"===typeof Module["websocket"]["subprotocol"]){subProtocols=Module["websocket"]["subprotocol"]}}var opts=undefined;if(subProtocols!=="null"){subProtocols=subProtocols.replace(/^ +| +$/g,"").split(/ *, */);opts=subProtocols}if(runtimeConfig&&null===Module["websocket"]["subprotocol"]){subProtocols="null";opts=undefined}var WebSocketConstructor;{WebSocketConstructor=WebSocket}if (Module['websocket']['decorator']) {WebSocketConstructor = Module['websocket']['decorator'](WebSocketConstructor);}ws = new WebSocketConstructor(url,opts);ws.binaryType="arraybuffer"}catch(e){throw new FS.ErrnoError(23)}}var peer={addr:addr,port:port,socket:ws,dgram_send_queue:[]};SOCKFS.websocket_sock_ops.addPeer(sock,peer);SOCKFS.websocket_sock_ops.handlePeerEvents(sock,peer);if(sock.type===2&&typeof sock.sport!="undefined"){peer.dgram_send_queue.push(new Uint8Array([255,255,255,255,"p".charCodeAt(0),"o".charCodeAt(0),"r".charCodeAt(0),"t".charCodeAt(0),(sock.sport&65280)>>8,sock.sport&255]))}return peer},getPeer(sock,addr,port){return sock.peers[addr+":"+port]},addPeer(sock,peer){sock.peers[peer.addr+":"+peer.port]=peer},removePeer(sock,peer){delete sock.peers[peer.addr+":"+peer.port]},handlePeerEvents(sock,peer){var first=true;var handleOpen=function(){Module["websocket"].emit("open",sock.stream.fd);try{var queued=peer.dgram_send_queue.shift();while(queued){peer.socket.send(queued);queued=peer.dgram_send_queue.shift()}}catch(e){peer.socket.close()}};function handleMessage(data){if(typeof data=="string"){var encoder=new TextEncoder;data=encoder.encode(data)}else{assert(data.byteLength!==undefined);if(data.byteLength==0){return}data=new Uint8Array(data)}var wasfirst=first;first=false;if(wasfirst&&data.length===10&&data[0]===255&&data[1]===255&&data[2]===255&&data[3]===255&&data[4]==="p".charCodeAt(0)&&data[5]==="o".charCodeAt(0)&&data[6]==="r".charCodeAt(0)&&data[7]==="t".charCodeAt(0)){var newport=data[8]<<8|data[9];SOCKFS.websocket_sock_ops.removePeer(sock,peer);peer.port=newport;SOCKFS.websocket_sock_ops.addPeer(sock,peer);return}sock.recv_queue.push({addr:peer.addr,port:peer.port,data:data});Module["websocket"].emit("message",sock.stream.fd)}if(ENVIRONMENT_IS_NODE){peer.socket.on("open",handleOpen);peer.socket.on("message",function(data,isBinary){if(!isBinary){return}handleMessage(new Uint8Array(data).buffer)});peer.socket.on("close",function(){Module["websocket"].emit("close",sock.stream.fd)});peer.socket.on("error",function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])})}else{peer.socket.onopen=handleOpen;peer.socket.onclose=function(){Module["websocket"].emit("close",sock.stream.fd)};peer.socket.onmessage=function peer_socket_onmessage(event){handleMessage(event.data)};peer.socket.onerror=function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])}}},poll(sock){if(sock.type===1&&sock.server){return sock.pending.length?64|1:0}var mask=0;var dest=sock.type===1?SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport):null;if(sock.recv_queue.length||!dest||dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=64|1}if(!dest||dest&&dest.socket.readyState===dest.socket.OPEN){mask|=4}if(dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=16}return mask},ioctl(sock,request,arg){switch(request){case 21531:var bytes=0;if(sock.recv_queue.length){bytes=sock.recv_queue[0].data.length}HEAP32[arg>>2]=bytes;return 0;default:return 28}},close(sock){if(sock.server){try{sock.server.close()}catch(e){}sock.server=null}var peers=Object.keys(sock.peers);for(var i=0;i{var socket=SOCKFS.getSocket(fd);if(!socket)throw new FS.ErrnoError(8);return socket};var inetPton4=str=>{var b=str.split(".");for(var i=0;i<4;i++){var tmp=Number(b[i]);if(isNaN(tmp))return null;b[i]=tmp}return(b[0]|b[1]<<8|b[2]<<16|b[3]<<24)>>>0};var jstoi_q=str=>parseInt(str);var inetPton6=str=>{var words;var w,offset,z;var valid6regx=/^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i;var parts=[];if(!valid6regx.test(str)){return null}if(str==="::"){return[0,0,0,0,0,0,0,0]}if(str.startsWith("::")){str=str.replace("::","Z:")}else{str=str.replace("::",":Z:")}if(str.indexOf(".")>0){str=str.replace(new RegExp("[.]","g"),":");words=str.split(":");words[words.length-4]=jstoi_q(words[words.length-4])+jstoi_q(words[words.length-3])*256;words[words.length-3]=jstoi_q(words[words.length-2])+jstoi_q(words[words.length-1])*256;words=words.slice(0,words.length-2)}else{words=str.split(":")}offset=0;z=0;for(w=0;w{switch(family){case 2:addr=inetPton4(addr);zeroMemory(sa,16);if(addrlen){HEAP32[addrlen>>2]=16}HEAP16[sa>>1]=family;HEAP32[sa+4>>2]=addr;HEAP16[sa+2>>1]=_htons(port);break;case 10:addr=inetPton6(addr);zeroMemory(sa,28);if(addrlen){HEAP32[addrlen>>2]=28}HEAP32[sa>>2]=family;HEAP32[sa+8>>2]=addr[0];HEAP32[sa+12>>2]=addr[1];HEAP32[sa+16>>2]=addr[2];HEAP32[sa+20>>2]=addr[3];HEAP16[sa+2>>1]=_htons(port);break;default:return 5}return 0};var DNS={address_map:{id:1,addrs:{},names:{}},lookup_name(name){var res=inetPton4(name);if(res!==null){return name}res=inetPton6(name);if(res!==null){return name}var addr;if(DNS.address_map.addrs[name]){addr=DNS.address_map.addrs[name]}else{var id=DNS.address_map.id++;assert(id<65535,"exceeded max address mappings of 65535");addr="172.29."+(id&255)+"."+(id&65280);DNS.address_map.names[addr]=name;DNS.address_map.addrs[name]=addr}return addr},lookup_addr(addr){if(DNS.address_map.names[addr]){return DNS.address_map.names[addr]}return null}};function ___syscall_accept4(fd,addr,addrlen,flags,d1,d2){try{var sock=getSocketFromFD(fd);var newsock=sock.sock_ops.accept(sock);if(addr){var errno=writeSockaddr(addr,newsock.family,DNS.lookup_name(newsock.daddr),newsock.dport,addrlen)}return newsock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var inetNtop4=addr=>(addr&255)+"."+(addr>>8&255)+"."+(addr>>16&255)+"."+(addr>>24&255);var inetNtop6=ints=>{var str="";var word=0;var longest=0;var lastzero=0;var zstart=0;var len=0;var i=0;var parts=[ints[0]&65535,ints[0]>>16,ints[1]&65535,ints[1]>>16,ints[2]&65535,ints[2]>>16,ints[3]&65535,ints[3]>>16];var hasipv4=true;var v4part="";for(i=0;i<5;i++){if(parts[i]!==0){hasipv4=false;break}}if(hasipv4){v4part=inetNtop4(parts[6]|parts[7]<<16);if(parts[5]===-1){str="::ffff:";str+=v4part;return str}if(parts[5]===0){str="::";if(v4part==="0.0.0.0")v4part="";if(v4part==="0.0.0.1")v4part="1";str+=v4part;return str}}for(word=0;word<8;word++){if(parts[word]===0){if(word-lastzero>1){len=0}lastzero=word;len++}if(len>longest){longest=len;zstart=word-longest+1}}for(word=0;word<8;word++){if(longest>1){if(parts[word]===0&&word>=zstart&&word{var family=HEAP16[sa>>1];var port=_ntohs(HEAPU16[sa+2>>1]);var addr;switch(family){case 2:if(salen!==16){return{errno:28}}addr=HEAP32[sa+4>>2];addr=inetNtop4(addr);break;case 10:if(salen!==28){return{errno:28}}addr=[HEAP32[sa+8>>2],HEAP32[sa+12>>2],HEAP32[sa+16>>2],HEAP32[sa+20>>2]];addr=inetNtop6(addr);break;default:return{errno:5}}return{family:family,addr:addr,port:port}};var getSocketAddress=(addrp,addrlen,allowNull)=>{if(allowNull&&addrp===0)return null;var info=readSockaddr(addrp,addrlen);if(info.errno)throw new FS.ErrnoError(info.errno);info.addr=DNS.lookup_addr(info.addr)||info.addr;return info};function ___syscall_bind(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.bind(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var SYSCALLS={DEFAULT_POLLMASK:5,calculateAt(dirfd,path,allowEmpty){if(PATH.isAbs(path)){return path}var dir;if(dirfd===-100){dir=FS.cwd()}else{var dirstream=SYSCALLS.getStreamFromFD(dirfd);dir=dirstream.path}if(path.length==0){if(!allowEmpty){throw new FS.ErrnoError(44)}return dir}return PATH.join2(dir,path)},doStat(func,path,buf){var stat=func(path);HEAP32[buf>>2]=stat.dev;HEAP32[buf+4>>2]=stat.mode;HEAPU32[buf+8>>2]=stat.nlink;HEAP32[buf+12>>2]=stat.uid;HEAP32[buf+16>>2]=stat.gid;HEAP32[buf+20>>2]=stat.rdev;tempI64=[stat.size>>>0,(tempDouble=stat.size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+24>>2]=tempI64[0],HEAP32[buf+28>>2]=tempI64[1];HEAP32[buf+32>>2]=4096;HEAP32[buf+36>>2]=stat.blocks;var atime=stat.atime.getTime();var mtime=stat.mtime.getTime();var ctime=stat.ctime.getTime();tempI64=[Math.floor(atime/1e3)>>>0,(tempDouble=Math.floor(atime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+40>>2]=tempI64[0],HEAP32[buf+44>>2]=tempI64[1];HEAPU32[buf+48>>2]=atime%1e3*1e3;tempI64=[Math.floor(mtime/1e3)>>>0,(tempDouble=Math.floor(mtime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+56>>2]=tempI64[0],HEAP32[buf+60>>2]=tempI64[1];HEAPU32[buf+64>>2]=mtime%1e3*1e3;tempI64=[Math.floor(ctime/1e3)>>>0,(tempDouble=Math.floor(ctime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+72>>2]=tempI64[0],HEAP32[buf+76>>2]=tempI64[1];HEAPU32[buf+80>>2]=ctime%1e3*1e3;tempI64=[stat.ino>>>0,(tempDouble=stat.ino,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+88>>2]=tempI64[0],HEAP32[buf+92>>2]=tempI64[1];return 0},doMsync(addr,stream,len,flags,offset){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}if(flags&2){return 0}var buffer=HEAPU8.slice(addr,addr+len);FS.msync(stream,buffer,offset,len,flags)},getStreamFromFD(fd){var stream=FS.getStreamChecked(fd);return stream},varargs:undefined,getStr(ptr){var ret=UTF8ToString(ptr);return ret}};function ___syscall_chdir(path){try{path=SYSCALLS.getStr(path);FS.chdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_chmod(path,mode){try{path=SYSCALLS.getStr(path);FS.chmod(path,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_connect(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.connect(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup(fd){try{var old=SYSCALLS.getStreamFromFD(fd);return FS.dupStream(old).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup3(fd,newfd,flags){try{var old=SYSCALLS.getStreamFromFD(fd);if(old.fd===newfd)return-28;var existing=FS.getStream(newfd);if(existing)FS.close(existing);return FS.dupStream(old,newfd).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_faccessat(dirfd,path,amode,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(amode&~7){return-28}var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;if(!node){return-44}var perms="";if(amode&4)perms+="r";if(amode&2)perms+="w";if(amode&1)perms+="x";if(perms&&FS.nodePermissions(node,perms)){return-2}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var convertI32PairToI53Checked=(lo,hi)=>hi+2097152>>>0<4194305-!!lo?(lo>>>0)+hi*4294967296:NaN;function ___syscall_fallocate(fd,mode,offset_low,offset_high,len_low,len_high){var offset=convertI32PairToI53Checked(offset_low,offset_high);var len=convertI32PairToI53Checked(len_low,len_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);FS.allocate(stream,offset,len);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchmod(fd,mode){try{FS.fchmod(fd,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchown32(fd,owner,group){try{FS.fchown(fd,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchownat(dirfd,path,owner,group,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;flags=flags&~256;path=SYSCALLS.calculateAt(dirfd,path);(nofollow?FS.lchown:FS.chown)(path,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function syscallGetVarargI(){var ret=HEAP32[+SYSCALLS.varargs>>2];SYSCALLS.varargs+=4;return ret}var syscallGetVarargP=syscallGetVarargI;function ___syscall_fcntl64(fd,cmd,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(cmd){case 0:{var arg=syscallGetVarargI();if(arg<0){return-28}while(FS.streams[arg]){arg++}var newStream;newStream=FS.dupStream(stream,arg);return newStream.fd}case 1:case 2:return 0;case 3:return stream.flags;case 4:{var arg=syscallGetVarargI();stream.flags|=arg;return 0}case 12:{var arg=syscallGetVarargP();var offset=0;HEAP16[arg+offset>>1]=2;return 0}case 13:case 14:return 0}return-28}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fdatasync(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fstat64(fd,buf){try{var stream=SYSCALLS.getStreamFromFD(fd);return SYSCALLS.doStat(FS.stat,stream.path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_ftruncate64(fd,length_low,length_high){var length=convertI32PairToI53Checked(length_low,length_high);try{if(isNaN(length))return 61;FS.ftruncate(fd,length);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var stringToUTF8=(str,outPtr,maxBytesToWrite)=>stringToUTF8Array(str,HEAPU8,outPtr,maxBytesToWrite);Module["stringToUTF8"]=stringToUTF8;function ___syscall_getcwd(buf,size){try{if(size===0)return-28;var cwd=FS.cwd();var cwdLengthInBytes=lengthBytesUTF8(cwd)+1;if(size>>0,(tempDouble=id,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos>>2]=tempI64[0],HEAP32[dirp+pos+4>>2]=tempI64[1];tempI64=[(idx+1)*struct_size>>>0,(tempDouble=(idx+1)*struct_size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos+8>>2]=tempI64[0],HEAP32[dirp+pos+12>>2]=tempI64[1];HEAP16[dirp+pos+16>>1]=280;HEAP8[dirp+pos+18]=type;stringToUTF8(name,dirp+pos+19,256);pos+=struct_size;idx+=1}FS.llseek(stream,idx*struct_size,0);return pos}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getpeername(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);if(!sock.daddr){return-53}var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.daddr),sock.dport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockname(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.saddr||"0.0.0.0"),sock.sport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockopt(fd,level,optname,optval,optlen,d1){try{var sock=getSocketFromFD(fd);if(level===1){if(optname===4){HEAP32[optval>>2]=sock.error;HEAP32[optlen>>2]=4;sock.error=null;return 0}}return-50}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_ioctl(fd,op,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(op){case 21509:{if(!stream.tty)return-59;return 0}case 21505:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcgets){var termios=stream.tty.ops.ioctl_tcgets(stream);var argp=syscallGetVarargP();HEAP32[argp>>2]=termios.c_iflag||0;HEAP32[argp+4>>2]=termios.c_oflag||0;HEAP32[argp+8>>2]=termios.c_cflag||0;HEAP32[argp+12>>2]=termios.c_lflag||0;for(var i=0;i<32;i++){HEAP8[argp+i+17]=termios.c_cc[i]||0}return 0}return 0}case 21510:case 21511:case 21512:{if(!stream.tty)return-59;return 0}case 21506:case 21507:case 21508:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcsets){var argp=syscallGetVarargP();var c_iflag=HEAP32[argp>>2];var c_oflag=HEAP32[argp+4>>2];var c_cflag=HEAP32[argp+8>>2];var c_lflag=HEAP32[argp+12>>2];var c_cc=[];for(var i=0;i<32;i++){c_cc.push(HEAP8[argp+i+17])}return stream.tty.ops.ioctl_tcsets(stream.tty,op,{c_iflag:c_iflag,c_oflag:c_oflag,c_cflag:c_cflag,c_lflag:c_lflag,c_cc:c_cc})}return 0}case 21519:{if(!stream.tty)return-59;var argp=syscallGetVarargP();HEAP32[argp>>2]=0;return 0}case 21520:{if(!stream.tty)return-59;return-28}case 21531:{var argp=syscallGetVarargP();return FS.ioctl(stream,op,argp)}case 21523:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tiocgwinsz){var winsize=stream.tty.ops.ioctl_tiocgwinsz(stream.tty);var argp=syscallGetVarargP();HEAP16[argp>>1]=winsize[0];HEAP16[argp+2>>1]=winsize[1]}return 0}case 21524:{if(!stream.tty)return-59;return 0}case 21515:{if(!stream.tty)return-59;return 0}default:return-28}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_listen(fd,backlog){try{var sock=getSocketFromFD(fd);sock.sock_ops.listen(sock,backlog);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_lstat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.lstat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_mkdirat(dirfd,path,mode){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);path=PATH.normalize(path);if(path[path.length-1]==="/")path=path.substr(0,path.length-1);FS.mkdir(path,mode,0);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_newfstatat(dirfd,path,buf,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;var allowEmpty=flags&4096;flags=flags&~6400;path=SYSCALLS.calculateAt(dirfd,path,allowEmpty);return SYSCALLS.doStat(nofollow?FS.lstat:FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_openat(dirfd,path,flags,varargs){SYSCALLS.varargs=varargs;try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);var mode=varargs?syscallGetVarargI():0;return FS.open(path,flags,mode).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var PIPEFS={BUCKET_BUFFER_SIZE:8192,mount(mount){return FS.createNode(null,"/",16384|511,0)},createPipe(){var pipe={buckets:[],refcnt:2};pipe.buckets.push({buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:0,roffset:0});var rName=PIPEFS.nextname();var wName=PIPEFS.nextname();var rNode=FS.createNode(PIPEFS.root,rName,4096,0);var wNode=FS.createNode(PIPEFS.root,wName,4096,0);rNode.pipe=pipe;wNode.pipe=pipe;var readableStream=FS.createStream({path:rName,node:rNode,flags:0,seekable:false,stream_ops:PIPEFS.stream_ops});rNode.stream=readableStream;var writableStream=FS.createStream({path:wName,node:wNode,flags:1,seekable:false,stream_ops:PIPEFS.stream_ops});wNode.stream=writableStream;return{readable_fd:readableStream.fd,writable_fd:writableStream.fd}},stream_ops:{poll(stream){var pipe=stream.node.pipe;if((stream.flags&2097155)===1){return 256|4}if(pipe.buckets.length>0){for(var i=0;i0){return 64|1}}}return 0},ioctl(stream,request,varargs){return 28},fsync(stream){return 28},read(stream,buffer,offset,length,position){var pipe=stream.node.pipe;var currentLength=0;for(var i=0;i=dataLen){currBucket.buffer.set(data,currBucket.offset);currBucket.offset+=dataLen;return dataLen}else if(freeBytesInCurrBuffer>0){currBucket.buffer.set(data.subarray(0,freeBytesInCurrBuffer),currBucket.offset);currBucket.offset+=freeBytesInCurrBuffer;data=data.subarray(freeBytesInCurrBuffer,data.byteLength)}var numBuckets=data.byteLength/PIPEFS.BUCKET_BUFFER_SIZE|0;var remElements=data.byteLength%PIPEFS.BUCKET_BUFFER_SIZE;for(var i=0;i0){var newBucket={buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:data.byteLength,roffset:0};pipe.buckets.push(newBucket);newBucket.buffer.set(data)}return dataLen},close(stream){var pipe=stream.node.pipe;pipe.refcnt--;if(pipe.refcnt===0){pipe.buckets=null}}},nextname(){if(!PIPEFS.nextname.current){PIPEFS.nextname.current=0}return"pipe["+PIPEFS.nextname.current+++"]"}};function ___syscall_pipe(fdPtr){try{if(fdPtr==0){throw new FS.ErrnoError(21)}var res=PIPEFS.createPipe();HEAP32[fdPtr>>2]=res.readable_fd;HEAP32[fdPtr+4>>2]=res.writable_fd;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_poll(fds,nfds,timeout){try{var nonzero=0;for(var i=0;i>2];var events=HEAP16[pollfd+4>>1];var mask=32;var stream=FS.getStream(fd);if(stream){mask=SYSCALLS.DEFAULT_POLLMASK;if (stream.stream_ops?.poll){mask=stream.stream_ops.poll(stream,-1)}}mask&=events|8|16;if(mask)nonzero++;HEAP16[pollfd+6>>1]=mask}return nonzero}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_readlinkat(dirfd,path,buf,bufsize){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(bufsize<=0)return-28;var ret=FS.readlink(path);var len=Math.min(bufsize,lengthBytesUTF8(ret));var endChar=HEAP8[buf+len];stringToUTF8(ret,buf,bufsize+1);HEAP8[buf+len]=endChar;return len}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_recvfrom(fd,buf,len,flags,addr,addrlen){try{var sock=getSocketFromFD(fd);var msg=sock.sock_ops.recvmsg(sock, len, typeof flags !== "undefined" ? flags : 0);if(!msg)return 0;if(addr){var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(msg.addr),msg.port,addrlen)}HEAPU8.set(msg.buffer,buf);return msg.buffer.byteLength}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_renameat(olddirfd,oldpath,newdirfd,newpath){try{oldpath=SYSCALLS.getStr(oldpath);newpath=SYSCALLS.getStr(newpath);oldpath=SYSCALLS.calculateAt(olddirfd,oldpath);newpath=SYSCALLS.calculateAt(newdirfd,newpath);FS.rename(oldpath,newpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_rmdir(path){try{path=SYSCALLS.getStr(path);FS.rmdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_sendto(fd,message,length,flags,addr,addr_len){try{var sock=getSocketFromFD(fd);var dest=getSocketAddress(addr,addr_len,true);if(!dest){return FS.write(sock.stream,HEAP8,message,length)}return sock.sock_ops.sendmsg(sock,HEAP8,message,length,dest.addr,dest.port)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_socket(domain,type,protocol){try{var sock=SOCKFS.createSocket(domain,type,protocol);return sock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_stat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_statfs64(path,size,buf){try{path=SYSCALLS.getStr(path);HEAP32[buf+4>>2]=4096;HEAP32[buf+40>>2]=4096;HEAP32[buf+8>>2]=1e6;HEAP32[buf+12>>2]=5e5;HEAP32[buf+16>>2]=5e5;HEAP32[buf+20>>2]=FS.nextInode;HEAP32[buf+24>>2]=1e6;HEAP32[buf+28>>2]=42;HEAP32[buf+44>>2]=2;HEAP32[buf+36>>2]=255;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_symlink(target,linkpath){try{target=SYSCALLS.getStr(target);linkpath=SYSCALLS.getStr(linkpath);FS.symlink(target,linkpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_unlinkat(dirfd,path,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(flags===0){FS.unlink(path)}else if(flags===512){FS.rmdir(path)}else{abort("Invalid flags passed to unlinkat")}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var readI53FromI64=ptr=>HEAPU32[ptr>>2]+HEAP32[ptr+4>>2]*4294967296;function ___syscall_utimensat(dirfd,path,times,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path,true);if(!times){var atime=Date.now();var mtime=atime}else{var seconds=readI53FromI64(times);var nanoseconds=HEAP32[times+8>>2];atime=seconds*1e3+nanoseconds/(1e3*1e3);times+=16;seconds=readI53FromI64(times);nanoseconds=HEAP32[times+8>>2];mtime=seconds*1e3+nanoseconds/(1e3*1e3)}FS.utime(path,atime,mtime);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var __abort_js=()=>{abort("")};var nowIsMonotonic=1;var __emscripten_get_now_is_monotonic=()=>nowIsMonotonic;var __emscripten_lookup_name=name=>{var nameString=UTF8ToString(name);return inetPton4(DNS.lookup_name(nameString))};var __emscripten_memcpy_js=(dest,src,num)=>HEAPU8.copyWithin(dest,src,src+num);var __emscripten_runtime_keepalive_clear=()=>{noExitRuntime=false;runtimeKeepaliveCounter=0};var __emscripten_throw_longjmp=()=>{throw Infinity};function __gmtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getUTCSeconds();HEAP32[tmPtr+4>>2]=date.getUTCMinutes();HEAP32[tmPtr+8>>2]=date.getUTCHours();HEAP32[tmPtr+12>>2]=date.getUTCDate();HEAP32[tmPtr+16>>2]=date.getUTCMonth();HEAP32[tmPtr+20>>2]=date.getUTCFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getUTCDay();var start=Date.UTC(date.getUTCFullYear(),0,1,0,0,0,0);var yday=(date.getTime()-start)/(1e3*60*60*24)|0;HEAP32[tmPtr+28>>2]=yday}var isLeapYear=year=>year%4===0&&(year%100!==0||year%400===0);var MONTH_DAYS_LEAP_CUMULATIVE=[0,31,60,91,121,152,182,213,244,274,305,335];var MONTH_DAYS_REGULAR_CUMULATIVE=[0,31,59,90,120,151,181,212,243,273,304,334];var ydayFromDate=date=>{var leap=isLeapYear(date.getFullYear());var monthDaysCumulative=leap?MONTH_DAYS_LEAP_CUMULATIVE:MONTH_DAYS_REGULAR_CUMULATIVE;var yday=monthDaysCumulative[date.getMonth()]+date.getDate()-1;return yday};function __localtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr+36>>2]=-(date.getTimezoneOffset()*60);var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dst=(summerOffset!=winterOffset&&date.getTimezoneOffset()==Math.min(winterOffset,summerOffset))|0;HEAP32[tmPtr+32>>2]=dst}var setTempRet0=val=>__emscripten_tempret_set(val);var __mktime_js=function(tmPtr){var ret=(()=>{var date=new Date(HEAP32[tmPtr+20>>2]+1900,HEAP32[tmPtr+16>>2],HEAP32[tmPtr+12>>2],HEAP32[tmPtr+8>>2],HEAP32[tmPtr+4>>2],HEAP32[tmPtr>>2],0);var dst=HEAP32[tmPtr+32>>2];var guessedOffset=date.getTimezoneOffset();var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dstOffset=Math.min(winterOffset,summerOffset);if(dst<0){HEAP32[tmPtr+32>>2]=Number(summerOffset!=winterOffset&&dstOffset==guessedOffset)}else if(dst>0!=(dstOffset==guessedOffset)){var nonDstOffset=Math.max(winterOffset,summerOffset);var trueOffset=dst>0?dstOffset:nonDstOffset;date.setTime(date.getTime()+(trueOffset-guessedOffset)*6e4)}HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getYear();var timeMs=date.getTime();if(isNaN(timeMs)){return-1}return timeMs/1e3})();return setTempRet0((tempDouble=ret,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)),ret>>>0};function __mmap_js(len,prot,flags,fd,offset_low,offset_high,allocated,addr){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);var res=FS.mmap(stream,len,offset,prot,flags);var ptr=res.ptr;HEAP32[allocated>>2]=res.allocated;HEAPU32[addr>>2]=ptr;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function __munmap_js(addr,len,prot,flags,fd,offset_low,offset_high){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{var stream=SYSCALLS.getStreamFromFD(fd);if(prot&2){SYSCALLS.doMsync(addr,stream,len,flags,offset)}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var timers={};var handleException=e=>{if(e instanceof ExitStatus||e=="unwind"){return EXITSTATUS}quit_(1,e)};var runtimeKeepaliveCounter=0;var keepRuntimeAlive=()=>noExitRuntime||runtimeKeepaliveCounter>0;var _proc_exit=code=>{EXITSTATUS=code;if(!keepRuntimeAlive()){Module["onExit"]?.(code);ABORT=true}quit_(code,new ExitStatus(code))};var exitJS=(status,implicit)=>{EXITSTATUS=status;if(!keepRuntimeAlive()){exitRuntime()}_proc_exit(status)};var _exit=exitJS;Module["_exit"]=_exit;var maybeExit=()=>{if(runtimeExited){return}if(!keepRuntimeAlive()){try{_exit(EXITSTATUS)}catch(e){handleException(e)}}};var callUserCallback=func=>{if(runtimeExited||ABORT){return}try{func();maybeExit()}catch(e){handleException(e)}};var _emscripten_get_now;_emscripten_get_now=()=>performance.now();var __setitimer_js=(which,timeout_ms)=>{if(timers[which]){clearTimeout(timers[which].id);delete timers[which]}if(!timeout_ms)return 0;var id=setTimeout(()=>{delete timers[which];callUserCallback(()=>__emscripten_timeout(which,_emscripten_get_now()))},timeout_ms);timers[which]={id:id,timeout_ms:timeout_ms};return 0};var __tzset_js=(timezone,daylight,std_name,dst_name)=>{var currentYear=(new Date).getFullYear();var winter=new Date(currentYear,0,1);var summer=new Date(currentYear,6,1);var winterOffset=winter.getTimezoneOffset();var summerOffset=summer.getTimezoneOffset();var stdTimezoneOffset=Math.max(winterOffset,summerOffset);HEAPU32[timezone>>2]=stdTimezoneOffset*60;HEAP32[daylight>>2]=Number(winterOffset!=summerOffset);var extractZone=date=>date.toLocaleTimeString(undefined,{hour12:false,timeZoneName:"short"}).split(" ")[1];var winterName=extractZone(winter);var summerName=extractZone(summer);if(summerOffsetDate.now();var getHeapMax=()=>2147483648;var _emscripten_get_heap_max=()=>getHeapMax();var growMemory=size=>{var b=wasmMemory.buffer;var pages=(size-b.byteLength+65535)/65536;try{wasmMemory.grow(pages);updateMemoryViews();return 1}catch(e){}};var _emscripten_resize_heap=requestedSize=>{var oldSize=HEAPU8.length;requestedSize>>>=0;var maxHeapSize=getHeapMax();if(requestedSize>maxHeapSize){return false}var alignUp=(x,multiple)=>x+(multiple-x%multiple)%multiple;for(var cutDown=1;cutDown<=4;cutDown*=2){var overGrownHeapSize=oldSize*(1+.2/cutDown);overGrownHeapSize=Math.min(overGrownHeapSize,requestedSize+100663296);var newSize=Math.min(maxHeapSize,alignUp(Math.max(requestedSize,overGrownHeapSize),65536));var replacement=growMemory(newSize);if(replacement){return true}}return false};var runtimeKeepalivePush=()=>{runtimeKeepaliveCounter+=1};var runtimeKeepalivePop=()=>{runtimeKeepaliveCounter-=1};var safeSetTimeout=(func,timeout)=>{runtimeKeepalivePush();return setTimeout(()=>{runtimeKeepalivePop();callUserCallback(func)},timeout)};var _emscripten_sleep=ms=>Asyncify.handleSleep(wakeUp=>safeSetTimeout(wakeUp,ms));Module["_emscripten_sleep"]=_emscripten_sleep;_emscripten_sleep.isAsync=true;var ENV = PHPLoader.ENV || {};var getExecutableName=()=>thisProgram||"./this.program";var getEnvStrings=()=>{if(!getEnvStrings.strings){var lang=(typeof navigator=="object"&&navigator.languages&&navigator.languages[0]||"C").replace("-","_")+".UTF-8";var env={USER:"web_user",LOGNAME:"web_user",PATH:"/",PWD:"/",HOME:"/home/web_user",LANG:lang,_:getExecutableName()};for(var x in ENV){if(ENV[x]===undefined)delete env[x];else env[x]=ENV[x]}var strings=[];for(var x in env){strings.push(`${x}=${env[x]}`)}getEnvStrings.strings=strings}return getEnvStrings.strings};var stringToAscii=(str,buffer)=>{for(var i=0;i{var bufSize=0;getEnvStrings().forEach((string,i)=>{var ptr=environ_buf+bufSize;HEAPU32[__environ+i*4>>2]=ptr;stringToAscii(string,ptr);bufSize+=string.length+1});return 0};var _environ_sizes_get=(penviron_count,penviron_buf_size)=>{var strings=getEnvStrings();HEAPU32[penviron_count>>2]=strings.length;var bufSize=0;strings.forEach(string=>bufSize+=string.length+1);HEAPU32[penviron_buf_size>>2]=bufSize;return 0};function _fd_close(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);FS.close(stream);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_fdstat_get(fd,pbuf){try{var rightsBase=0;var rightsInheriting=0;var flags=0;{var stream=SYSCALLS.getStreamFromFD(fd);var type=stream.tty?2:FS.isDir(stream.mode)?3:FS.isLink(stream.mode)?7:4}HEAP8[pbuf]=type;HEAP16[pbuf+2>>1]=flags;tempI64=[rightsBase>>>0,(tempDouble=rightsBase,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+8>>2]=tempI64[0],HEAP32[pbuf+12>>2]=tempI64[1];tempI64=[rightsInheriting>>>0,(tempDouble=rightsInheriting,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+16>>2]=tempI64[0],HEAP32[pbuf+20>>2]=tempI64[1];return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var doReadv=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.read(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(curr>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_seek(fd,offset_low,offset_high,whence,newOffset){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);FS.llseek(stream,offset,whence);tempI64=[stream.position>>>0,(tempDouble=stream.position,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[newOffset>>2]=tempI64[0],HEAP32[newOffset+4>>2]=tempI64[1];if(stream.getdents&&offset===0&&whence===0)stream.getdents=null;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var doWritev=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.write(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(typeof offset!="undefined"){offset+=curr}}return ret};function _fd_write(fd,iov,iovcnt,pnum){try{var stream=SYSCALLS.getStreamFromFD(fd);var num=doWritev(stream,iov,iovcnt);HEAPU32[pnum>>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var _getaddrinfo=(node,service,hint,out)=>{var addr=0;var port=0;var flags=0;var family=0;var type=0;var proto=0;var ai;function allocaddrinfo(family,type,proto,canon,addr,port){var sa,salen,ai;var errno;salen=family===10?28:16;addr=family===10?inetNtop6(addr):inetNtop4(addr);sa=_malloc(salen);errno=writeSockaddr(sa,family,addr,port);assert(!errno);ai=_malloc(32);HEAP32[ai+4>>2]=family;HEAP32[ai+8>>2]=type;HEAP32[ai+12>>2]=proto;HEAPU32[ai+24>>2]=canon;HEAPU32[ai+20>>2]=sa;if(family===10){HEAP32[ai+16>>2]=28}else{HEAP32[ai+16>>2]=16}HEAP32[ai+28>>2]=0;return ai}if(hint){flags=HEAP32[hint>>2];family=HEAP32[hint+4>>2];type=HEAP32[hint+8>>2];proto=HEAP32[hint+12>>2]}if(type&&!proto){proto=type===2?17:6}if(!type&&proto){type=proto===17?2:1}if(proto===0){proto=6}if(type===0){type=1}if(!node&&!service){return-2}if(flags&~(1|2|4|1024|8|16|32)){return-1}if(hint!==0&&HEAP32[hint>>2]&2&&!node){return-1}if(flags&32){return-2}if(type!==0&&type!==1&&type!==2){return-7}if(family!==0&&family!==2&&family!==10){return-6}if(service){service=UTF8ToString(service);port=parseInt(service,10);if(isNaN(port)){if(flags&1024){return-2}return-8}}if(!node){if(family===0){family=2}if((flags&1)===0){if(family===2){addr=_htonl(2130706433)}else{addr=[0,0,0,1]}}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0}node=UTF8ToString(node);addr=inetPton4(node);if(addr!==null){if(family===0||family===2){family=2}else if(family===10&&flags&8){addr=[0,0,_htonl(65535),addr];family=10}else{return-2}}else{addr=inetPton6(node);if(addr!==null){if(family===0||family===10){family=10}else{return-2}}}if(addr!=null){ai=allocaddrinfo(family,type,proto,node,addr,port);HEAPU32[out>>2]=ai;return 0}if(flags&4){return-2}node=DNS.lookup_name(node);addr=inetPton4(node);if(family===0){family=2}else if(family===10){addr=[0,0,_htonl(65535),addr]}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0};var _getnameinfo=(sa,salen,node,nodelen,serv,servlen,flags)=>{var info=readSockaddr(sa,salen);if(info.errno){return-6}var port=info.port;var addr=info.addr;var overflowed=false;if(node&&nodelen){var lookup;if(flags&1||!(lookup=DNS.lookup_addr(addr))){if(flags&8){return-2}}else{addr=lookup}var numBytesWrittenExclNull=stringToUTF8(addr,node,nodelen);if(numBytesWrittenExclNull+1>=nodelen){overflowed=true}}if(serv&&servlen){port=""+port;var numBytesWrittenExclNull=stringToUTF8(port,serv,servlen);if(numBytesWrittenExclNull+1>=servlen){overflowed=true}}if(overflowed){return-12}return 0};var Protocols={list:[],map:{}};var _setprotoent=stayopen=>{function allocprotoent(name,proto,aliases){var nameBuf=_malloc(name.length+1);stringToAscii(name,nameBuf);var j=0;var length=aliases.length;var aliasListBuf=_malloc((length+1)*4);for(var i=0;i>2]=aliasBuf}HEAPU32[aliasListBuf+j>>2]=0;var pe=_malloc(12);HEAPU32[pe>>2]=nameBuf;HEAPU32[pe+4>>2]=aliasListBuf;HEAP32[pe+8>>2]=proto;return pe}var list=Protocols.list;var map=Protocols.map;if(list.length===0){var entry=allocprotoent("tcp",6,["TCP"]);list.push(entry);map["tcp"]=map["6"]=entry;entry=allocprotoent("udp",17,["UDP"]);list.push(entry);map["udp"]=map["17"]=entry}_setprotoent.index=0};var _getprotobyname=name=>{name=UTF8ToString(name);_setprotoent(true);var result=Protocols.map[name];return result};var _getprotobynumber=number=>{_setprotoent(true);var result=Protocols.map[number];return result};var stackAlloc=sz=>__emscripten_stack_alloc(sz);var stringToUTF8OnStack=str=>{var size=lengthBytesUTF8(str)+1;var ret=stackAlloc(size);stringToUTF8(str,ret,size);return ret};var allocateUTF8OnStack=stringToUTF8OnStack;var PHPWASM={init:function(){FS.mkdir("/internal");FS.mkdir("/internal/shared");FS.mkdir("/internal/shared/preload");PHPWASM.EventEmitter=ENVIRONMENT_IS_NODE?require("events").EventEmitter:class EventEmitter{constructor(){this.listeners={}}emit(eventName,data){if(this.listeners[eventName]){this.listeners[eventName].forEach(callback=>{callback(data)})}}once(eventName,callback){const self=this;function removedCallback(){callback(...arguments);self.removeListener(eventName,removedCallback)}this.on(eventName,removedCallback)}removeAllListeners(eventName){if(eventName){delete this.listeners[eventName]}else{this.listeners={}}}removeListener(eventName,callback){if(this.listeners[eventName]){const idx=this.listeners[eventName].indexOf(callback);if(idx!==-1){this.listeners[eventName].splice(idx,1)}}}};PHPWASM.child_proc_by_fd={};PHPWASM.child_proc_by_pid={};PHPWASM.input_devices={}},getAllWebSockets:function(sock){const webSockets=new Set;if(sock.server){sock.server.clients.forEach(ws=>{webSockets.add(ws)})}for(const peer of PHPWASM.getAllPeers(sock)){webSockets.add(peer.socket)}return Array.from(webSockets)},getAllPeers:function(sock){const peers=new Set;if(sock.server){sock.pending.filter(pending=>pending.peers).forEach(pending=>{for(const peer of Object.values(pending.peers)){peers.add(peer)}})}if(sock.peers){for(const peer of Object.values(sock.peers)){peers.add(peer)}}return Array.from(peers)},awaitData:function(ws){return PHPWASM.awaitEvent(ws,"message")},awaitConnection:function(ws){if(ws.OPEN===ws.readyState){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"open")},awaitClose:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"close")},awaitError:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"error")},awaitEvent:function(ws,event){let resolve;const listener=()=>{resolve()};const promise=new Promise(function(_resolve){resolve=_resolve;ws.once(event,listener)});const cancel=()=>{ws.removeListener(event,listener);setTimeout(resolve)};return[promise,cancel]},noop:function(){},spawnProcess:function(command,args,options){if(Module["spawnProcess"]){const spawnedPromise=Module["spawnProcess"](command,args,options);return Promise.resolve(spawnedPromise).then(function(spawned){if(!spawned||!spawned.on){throw new Error("spawnProcess() must return an EventEmitter but returned a different type.")}return spawned})}if(ENVIRONMENT_IS_NODE){return require("child_process").spawn(command,args,{...options,shell:true,stdio:["pipe","pipe","pipe"],timeout:100})}const e=new Error("popen(), proc_open() etc. are unsupported in the browser. Call php.setSpawnHandler() "+"and provide a callback to handle spawning processes, or disable a popen(), proc_open() "+"and similar functions via php.ini.");e.code="SPAWN_UNSUPPORTED";throw e},shutdownSocket:function(socketd,how){const sock=getSocketFromFD(socketd);const peer=Object.values(sock.peers)[0];if(!peer){return-1}try{peer.socket.close();SOCKFS.websocket_sock_ops.removePeer(sock,peer);return 0}catch(e){console.log("Socket shutdown error",e);return-1}}};function _js_create_input_device(deviceId){let dataBuffer=[];let dataCallback;const filename="proc_id_"+deviceId;const device=FS.createDevice("/dev",filename,function(){},function(byte){try{dataBuffer.push(byte);if(dataCallback){dataCallback(new Uint8Array(dataBuffer));dataBuffer=[]}}catch(e){console.error(e);throw e}});const devicePath="/dev/"+filename;PHPWASM.input_devices[deviceId]={devicePath:devicePath,onData:function(cb){dataCallback=cb;dataBuffer.forEach(function(data){cb(data)});dataBuffer.length=0}};return allocateUTF8OnStack(devicePath)}function _js_open_process(command,argsPtr,argsLength,descriptorsPtr,descriptorsLength,cwdPtr,cwdLength,envPtr,envLength){if(!command){return 1}const cmdstr=UTF8ToString(command);if(!cmdstr.length){return 0}let argsArray=[];if(argsLength){for(var i=0;i>2]))}}const cwdstr=cwdPtr?UTF8ToString(cwdPtr):null;let envObject=null;if(envLength){envObject={};for(var i=0;i>2]);const splitAt=envEntry.indexOf("=");if(splitAt===-1){continue}const key=envEntry.substring(0,splitAt);const value=envEntry.substring(splitAt+1);envObject[key]=value}}var std={};for(var i=0;i>2];std[HEAPU32[descriptorPtr>>2]]={child:HEAPU32[descriptorPtr+4>>2],parent:HEAPU32[descriptorPtr+8>>2]}}return Asyncify.handleSleep(async wakeUp=>{let cp;try{const options={};if(cwdstr!==null){options.cwd=cwdstr}if(envObject!==null){options.env=envObject}cp=PHPWASM.spawnProcess(cmdstr,argsArray,options);if(cp instanceof Promise){cp=await cp}}catch(e){if(e.code==="SPAWN_UNSUPPORTED"){wakeUp(1);return}console.error(e);wakeUp(1);throw e}const ProcInfo={pid:cp.pid,exited:false,stdinFd:std[0]?.child,stdinIsDevice:std[0]?.child in PHPWASM.input_devices,stdoutChildFd:std[1]?.child,stdoutParentFd:std[1]?.parent,stderrChildFd:std[2]?.child,stderrParentFd:std[2]?.parent,stdout:new PHPWASM.EventEmitter,stderr:new PHPWASM.EventEmitter};if(ProcInfo.stdoutChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutChildFd]=ProcInfo;if(ProcInfo.stderrChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrChildFd]=ProcInfo;if(ProcInfo.stdoutParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutParentFd]=ProcInfo;if(ProcInfo.stderrParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrParentFd]=ProcInfo;PHPWASM.child_proc_by_pid[ProcInfo.pid]=ProcInfo;cp.on("exit",function(code){ProcInfo.exitCode=code;ProcInfo.exited=true;ProcInfo.stdout.emit("data");ProcInfo.stderr.emit("data")});if(ProcInfo.stdoutChildFd){const stdoutStream=SYSCALLS.getStreamFromFD(ProcInfo.stdoutChildFd);let stdoutAt=0;cp.stdout.on("data",function(data){ProcInfo.stdout.emit("data",data);stdoutStream.stream_ops.write(stdoutStream,data,0,data.length,stdoutAt);stdoutAt+=data.length})}if(ProcInfo.stderrChildFd){const stderrStream=SYSCALLS.getStreamFromFD(ProcInfo.stderrChildFd);let stderrAt=0;cp.stderr.on("data",function(data){ProcInfo.stderr.emit("data",data);stderrStream.stream_ops.write(stderrStream,data,0,data.length,stderrAt);stderrAt+=data.length})}try{await new Promise((resolve,reject)=>{cp.on("spawn",resolve);cp.on("error",reject)})}catch(e){console.error(e);wakeUp(1);return}if(ProcInfo.stdinIsDevice){PHPWASM.input_devices[ProcInfo.stdinFd].onData(function(data){if(!data)return;if(typeof data==="number"){data=new Uint8Array([data])}const dataStr=new TextDecoder("utf-8").decode(data);cp.stdin.write(dataStr)});wakeUp(ProcInfo.pid);return}if(ProcInfo.stdinFd){const stdinStream=SYSCALLS.getStreamFromFD(ProcInfo.stdinFd);if(stdinStream.node){const CHUNK_SIZE=1024;const buffer=new Uint8Array(CHUNK_SIZE);let offset=0;while(true){const bytesRead=stdinStream.stream_ops.read(stdinStream,buffer,0,CHUNK_SIZE,offset);if(bytesRead===null||bytesRead===0){break}try{cp.stdin.write(buffer.subarray(0,bytesRead))}catch(e){console.error(e);return 1}if(bytesRead>2]=PHPWASM.child_proc_by_pid[pid].exitCode;return 1}return 0}function _js_waitpid(pid,exitCodePtr){if(!PHPWASM.child_proc_by_pid[pid]){return-1}return Asyncify.handleSleep(wakeUp=>{const poll=function(){if(PHPWASM.child_proc_by_pid[pid]?.exited){HEAPU32[exitCodePtr>>2]=PHPWASM.child_proc_by_pid[pid].exitCode;wakeUp(pid)}else{setTimeout(poll,50)}};poll()})}var arraySum=(array,index)=>{var sum=0;for(var i=0;i<=index;sum+=array[i++]){}return sum};var MONTH_DAYS_LEAP=[31,29,31,30,31,30,31,31,30,31,30,31];var MONTH_DAYS_REGULAR=[31,28,31,30,31,30,31,31,30,31,30,31];var addDays=(date,days)=>{var newDate=new Date(date.getTime());while(days>0){var leap=isLeapYear(newDate.getFullYear());var currentMonth=newDate.getMonth();var daysInCurrentMonth=(leap?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR)[currentMonth];if(days>daysInCurrentMonth-newDate.getDate()){days-=daysInCurrentMonth-newDate.getDate()+1;newDate.setDate(1);if(currentMonth<11){newDate.setMonth(currentMonth+1)}else{newDate.setMonth(0);newDate.setFullYear(newDate.getFullYear()+1)}}else{newDate.setDate(newDate.getDate()+days);return newDate}}return newDate};var writeArrayToMemory=(array,buffer)=>{HEAP8.set(array,buffer)};var _strftime=(s,maxsize,format,tm)=>{var tm_zone=HEAPU32[tm+40>>2];var date={tm_sec:HEAP32[tm>>2],tm_min:HEAP32[tm+4>>2],tm_hour:HEAP32[tm+8>>2],tm_mday:HEAP32[tm+12>>2],tm_mon:HEAP32[tm+16>>2],tm_year:HEAP32[tm+20>>2],tm_wday:HEAP32[tm+24>>2],tm_yday:HEAP32[tm+28>>2],tm_isdst:HEAP32[tm+32>>2],tm_gmtoff:HEAP32[tm+36>>2],tm_zone:tm_zone?UTF8ToString(tm_zone):""};var pattern=UTF8ToString(format);var EXPANSION_RULES_1={"%c":"%a %b %d %H:%M:%S %Y","%D":"%m/%d/%y","%F":"%Y-%m-%d","%h":"%b","%r":"%I:%M:%S %p","%R":"%H:%M","%T":"%H:%M:%S","%x":"%m/%d/%y","%X":"%H:%M:%S","%Ec":"%c","%EC":"%C","%Ex":"%m/%d/%y","%EX":"%H:%M:%S","%Ey":"%y","%EY":"%Y","%Od":"%d","%Oe":"%e","%OH":"%H","%OI":"%I","%Om":"%m","%OM":"%M","%OS":"%S","%Ou":"%u","%OU":"%U","%OV":"%V","%Ow":"%w","%OW":"%W","%Oy":"%y"};for(var rule in EXPANSION_RULES_1){pattern=pattern.replace(new RegExp(rule,"g"),EXPANSION_RULES_1[rule])}var WEEKDAYS=["Sunday","Monday","Tuesday","Wednesday","Thursday","Friday","Saturday"];var MONTHS=["January","February","March","April","May","June","July","August","September","October","November","December"];function leadingSomething(value,digits,character){var str=typeof value=="number"?value.toString():value||"";while(str.length0?1:0}var compare;if((compare=sgn(date1.getFullYear()-date2.getFullYear()))===0){if((compare=sgn(date1.getMonth()-date2.getMonth()))===0){compare=sgn(date1.getDate()-date2.getDate())}}return compare}function getFirstWeekStartDate(janFourth){switch(janFourth.getDay()){case 0:return new Date(janFourth.getFullYear()-1,11,29);case 1:return janFourth;case 2:return new Date(janFourth.getFullYear(),0,3);case 3:return new Date(janFourth.getFullYear(),0,2);case 4:return new Date(janFourth.getFullYear(),0,1);case 5:return new Date(janFourth.getFullYear()-1,11,31);case 6:return new Date(janFourth.getFullYear()-1,11,30)}}function getWeekBasedYear(date){var thisDate=addDays(new Date(date.tm_year+1900,0,1),date.tm_yday);var janFourthThisYear=new Date(thisDate.getFullYear(),0,4);var janFourthNextYear=new Date(thisDate.getFullYear()+1,0,4);var firstWeekStartThisYear=getFirstWeekStartDate(janFourthThisYear);var firstWeekStartNextYear=getFirstWeekStartDate(janFourthNextYear);if(compareByDay(firstWeekStartThisYear,thisDate)<=0){if(compareByDay(firstWeekStartNextYear,thisDate)<=0){return thisDate.getFullYear()+1}return thisDate.getFullYear()}return thisDate.getFullYear()-1}var EXPANSION_RULES_2={"%a":date=>WEEKDAYS[date.tm_wday].substring(0,3),"%A":date=>WEEKDAYS[date.tm_wday],"%b":date=>MONTHS[date.tm_mon].substring(0,3),"%B":date=>MONTHS[date.tm_mon],"%C":date=>{var year=date.tm_year+1900;return leadingNulls(year/100|0,2)},"%d":date=>leadingNulls(date.tm_mday,2),"%e":date=>leadingSomething(date.tm_mday,2," "),"%g":date=>getWeekBasedYear(date).toString().substring(2),"%G":getWeekBasedYear,"%H":date=>leadingNulls(date.tm_hour,2),"%I":date=>{var twelveHour=date.tm_hour;if(twelveHour==0)twelveHour=12;else if(twelveHour>12)twelveHour-=12;return leadingNulls(twelveHour,2)},"%j":date=>leadingNulls(date.tm_mday+arraySum(isLeapYear(date.tm_year+1900)?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,date.tm_mon-1),3),"%m":date=>leadingNulls(date.tm_mon+1,2),"%M":date=>leadingNulls(date.tm_min,2),"%n":()=>"\n","%p":date=>{if(date.tm_hour>=0&&date.tm_hour<12){return"AM"}return"PM"},"%S":date=>leadingNulls(date.tm_sec,2),"%t":()=>"\t","%u":date=>date.tm_wday||7,"%U":date=>{var days=date.tm_yday+7-date.tm_wday;return leadingNulls(Math.floor(days/7),2)},"%V":date=>{var val=Math.floor((date.tm_yday+7-(date.tm_wday+6)%7)/7);if((date.tm_wday+371-date.tm_yday-2)%7<=2){val++}if(!val){val=52;var dec31=(date.tm_wday+7-date.tm_yday-1)%7;if(dec31==4||dec31==5&&isLeapYear(date.tm_year%400-1)){val++}}else if(val==53){var jan1=(date.tm_wday+371-date.tm_yday)%7;if(jan1!=4&&(jan1!=3||!isLeapYear(date.tm_year)))val=1}return leadingNulls(val,2)},"%w":date=>date.tm_wday,"%W":date=>{var days=date.tm_yday+7-(date.tm_wday+6)%7;return leadingNulls(Math.floor(days/7),2)},"%y":date=>(date.tm_year+1900).toString().substring(2),"%Y":date=>date.tm_year+1900,"%z":date=>{var off=date.tm_gmtoff;var ahead=off>=0;off=Math.abs(off)/60;off=off/60*100+off%60;return(ahead?"+":"-")+String("0000"+off).slice(-4)},"%Z":date=>date.tm_zone,"%%":()=>"%"};pattern=pattern.replace(/%%/g,"\0\0");for(var rule in EXPANSION_RULES_2){if(pattern.includes(rule)){pattern=pattern.replace(new 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_wasm_free=Module["_wasm_free"]=a0=>(_wasm_free=Module["_wasm_free"]=wasmExports["Gb"])(a0);var ___funcs_on_exit=()=>(___funcs_on_exit=wasmExports["Hb"])();var _emscripten_builtin_memalign=(a0,a1)=>(_emscripten_builtin_memalign=wasmExports["Ib"])(a0,a1);var __emscripten_timeout=(a0,a1)=>(__emscripten_timeout=wasmExports["Jb"])(a0,a1);var _setThrew=(a0,a1)=>(_setThrew=wasmExports["Kb"])(a0,a1);var __emscripten_tempret_set=a0=>(__emscripten_tempret_set=wasmExports["Lb"])(a0);var __emscripten_stack_restore=a0=>(__emscripten_stack_restore=wasmExports["Mb"])(a0);var __emscripten_stack_alloc=a0=>(__emscripten_stack_alloc=wasmExports["Nb"])(a0);var _emscripten_stack_get_current=()=>(_emscripten_stack_get_current=wasmExports["Ob"])();var dynCall_iiii=Module["dynCall_iiii"]=(a0,a1,a2,a3)=>(dynCall_iiii=Module["dynCall_iiii"]=wasmExports["Pb"])(a0,a1,a2,a3);var dynCall_ii=Module["dynCall_ii"]=(a0,a1)=>(dynCall_ii=Module["dynCall_ii"]=wasmExports["Qb"])(a0,a1);var dynCall_vi=Module["dynCall_vi"]=(a0,a1)=>(dynCall_vi=Module["dynCall_vi"]=wasmExports["Rb"])(a0,a1);var dynCall_viiiii=Module["dynCall_viiiii"]=(a0,a1,a2,a3,a4,a5)=>(dynCall_viiiii=Module["dynCall_viiiii"]=wasmExports["Sb"])(a0,a1,a2,a3,a4,a5);var dynCall_iii=Module["dynCall_iii"]=(a0,a1,a2)=>(dynCall_iii=Module["dynCall_iii"]=wasmExports["Tb"])(a0,a1,a2);var dynCall_iiiii=Module["dynCall_iiiii"]=(a0,a1,a2,a3,a4)=>(dynCall_iiiii=Module["dynCall_iiiii"]=wasmExports["Ub"])(a0,a1,a2,a3,a4);var dynCall_iiiiiii=Module["dynCall_iiiiiii"]=(a0,a1,a2,a3,a4,a5,a6)=>(dynCall_iiiiiii=Module["dynCall_iiiiiii"]=wasmExports["Vb"])(a0,a1,a2,a3,a4,a5,a6);var dynCall_iiiiii=Module["dynCall_iiiiii"]=(a0,a1,a2,a3,a4,a5)=>(dynCall_iiiiii=Module["dynCall_iiiiii"]=wasmExports["Wb"])(a0,a1,a2,a3,a4,a5);var dynCall_i=Module["dynCall_i"]=a0=>(dynCall_i=Module["dynCall_i"]=wasmExports["Xb"])(a0);var dynCall_vii=Module["dynCall_vii"]=(a0,a1,a2)=>(dynCall_vii=Module["dynCall_vii"]=wasmExports["Yb"])(a0,a1,a2);var dynCall_viii=Module["dynCall_viii"]=(a0,a1,a2,a3)=>(dynCall_viii=Module["dynCall_viii"]=wasmExports["Zb"])(a0,a1,a2,a3);var dynCall_viiii=Module["dynCall_viiii"]=(a0,a1,a2,a3,a4)=>(dynCall_viiii=Module["dynCall_viiii"]=wasmExports["_b"])(a0,a1,a2,a3,a4);var dynCall_v=Module["dynCall_v"]=a0=>(dynCall_v=Module["dynCall_v"]=wasmExports["$b"])(a0);var dynCall_viiiiiiiii=Module["dynCall_viiiiiiiii"]=(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9)=>(dynCall_viiiiiiiii=Module["dynCall_viiiiiiiii"]=wasmExports["ac"])(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9);var dynCall_viiiiii=Module["dynCall_viiiiii"]=(a0,a1,a2,a3,a4,a5,a6)=>(dynCall_viiiiii=Module["dynCall_viiiiii"]=wasmExports["bc"])(a0,a1,a2,a3,a4,a5,a6);var dynCall_iiiiiiii=Module["dynCall_iiiiiiii"]=(a0,a1,a2,a3,a4,a5,a6,a7)=>(dynCall_iiiiiiii=Module["dynCall_iiiiiiii"]=wasmExports["cc"])(a0,a1,a2,a3,a4,a5,a6,a7);var dynCall_iiiiiiiiii=Module["dynCall_iiiiiiiiii"]=(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9)=>(dynCall_iiiiiiiiii=Module["dynCall_iiiiiiiiii"]=wasmExports["dc"])(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9);var dynCall_jii=Module["dynCall_jii"]=(a0,a1,a2)=>(dynCall_jii=Module["dynCall_jii"]=wasmExports["ec"])(a0,a1,a2);var dynCall_viidii=Module["dynCall_viidii"]=(a0,a1,a2,a3,a4,a5)=>(dynCall_viidii=Module["dynCall_viidii"]=wasmExports["fc"])(a0,a1,a2,a3,a4,a5);var _asyncify_start_unwind=a0=>(_asyncify_start_unwind=wasmExports["gc"])(a0);var _asyncify_stop_unwind=()=>(_asyncify_stop_unwind=wasmExports["hc"])();var _asyncify_start_rewind=a0=>(_asyncify_start_rewind=wasmExports["ic"])(a0);var _asyncify_stop_rewind=()=>(_asyncify_stop_rewind=wasmExports["jc"])();function invoke_iiiiiii(index,a1,a2,a3,a4,a5,a6){var sp=stackSave();try{return dynCall_iiiiiii(index,a1,a2,a3,a4,a5,a6)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_vi(index,a1){var sp=stackSave();try{dynCall_vi(index,a1)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iii(index,a1,a2){var sp=stackSave();try{return dynCall_iii(index,a1,a2)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiii(index,a1,a2,a3,a4){var sp=stackSave();try{return dynCall_iiiii(index,a1,a2,a3,a4)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_ii(index,a1){var sp=stackSave();try{return dynCall_ii(index,a1)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiii(index,a1,a2,a3){var sp=stackSave();try{return dynCall_iiii(index,a1,a2,a3)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiii(index,a1,a2,a3,a4){var sp=stackSave();try{dynCall_viiii(index,a1,a2,a3,a4)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9){var sp=stackSave();try{return dynCall_iiiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_vii(index,a1,a2){var sp=stackSave();try{dynCall_vii(index,a1,a2)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_i(index){var sp=stackSave();try{return dynCall_i(index)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viii(index,a1,a2,a3){var sp=stackSave();try{dynCall_viii(index,a1,a2,a3)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_v(index){var sp=stackSave();try{dynCall_v(index)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiiiii(index,a1,a2,a3,a4,a5,a6){var sp=stackSave();try{dynCall_viiiiii(index,a1,a2,a3,a4,a5,a6)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiiii(index,a1,a2,a3,a4,a5){var sp=stackSave();try{dynCall_viiiii(index,a1,a2,a3,a4,a5)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viidii(index,a1,a2,a3,a4,a5){var sp=stackSave();try{dynCall_viidii(index,a1,a2,a3,a4,a5)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiiii(index,a1,a2,a3,a4,a5){var sp=stackSave();try{return dynCall_iiiiii(index,a1,a2,a3,a4,a5)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9){var sp=stackSave();try{dynCall_viiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiiiiii(index,a1,a2,a3,a4,a5,a6,a7){var sp=stackSave();try{return dynCall_iiiiiiii(index,a1,a2,a3,a4,a5,a6,a7)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_jii(index,a1,a2){var sp=stackSave();try{return dynCall_jii(index,a1,a2)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}Module["addRunDependency"]=addRunDependency;Module["removeRunDependency"]=removeRunDependency;Module["wasmExports"]=wasmExports;Module["ccall"]=ccall;Module["FS_createPreloadedFile"]=FS_createPreloadedFile;Module["FS_unlink"]=FS_unlink;Module["FS_createPath"]=FS_createPath;Module["FS_createDevice"]=FS_createDevice;Module["FS_createDataFile"]=FS_createDataFile;Module["FS_createLazyFile"]=FS_createLazyFile;Module["PROXYFS"]=PROXYFS;var calledRun;dependenciesFulfilled=function runCaller(){if(!calledRun)run();if(!calledRun)dependenciesFulfilled=runCaller};function run(){if(runDependencies>0){return}preRun();if(runDependencies>0){return}function doRun(){if(calledRun)return;calledRun=true;Module["calledRun"]=true;if(ABORT)return;initRuntime();if(Module["onRuntimeInitialized"])Module["onRuntimeInitialized"]();postRun()}if(Module["setStatus"]){Module["setStatus"]("Running...");setTimeout(function(){setTimeout(function(){Module["setStatus"]("")},1);doRun()},1)}else{doRun()}}if(Module["preInit"]){if(typeof Module["preInit"]=="function")Module["preInit"]=[Module["preInit"]];while(Module["preInit"].length>0){Module["preInit"].pop()()}}run(); +var Module=typeof PHPLoader!="undefined"?PHPLoader:{};var ENVIRONMENT_IS_WEB=RuntimeName==="WEB";var ENVIRONMENT_IS_WORKER=RuntimeName==="WORKER";var ENVIRONMENT_IS_NODE=RuntimeName==="NODE";var moduleOverrides=Object.assign({},Module);var arguments_=[];var thisProgram="./this.program";var quit_=(status,toThrow)=>{throw toThrow};var scriptDirectory="";function locateFile(path){if(Module["locateFile"]){return Module["locateFile"](path,scriptDirectory)}return scriptDirectory+path}var readAsync,readBinary;if(ENVIRONMENT_IS_WEB||ENVIRONMENT_IS_WORKER){if(ENVIRONMENT_IS_WORKER){scriptDirectory=self.location.href}else if(typeof document!="undefined"&&document.currentScript){scriptDirectory=document.currentScript.src}if(scriptDirectory.startsWith("blob:")){scriptDirectory=""}else{scriptDirectory=scriptDirectory.substr(0,scriptDirectory.replace(/[?#].*/,"").lastIndexOf("/")+1)}{readAsync=async url=>{var response=await fetch(url,{credentials:"same-origin"});if(response.ok){return response.arrayBuffer()}throw new Error(response.status+" : "+response.url)}}}else{}var out=Module["print"]||console.log.bind(console);var err=Module["printErr"]||console.error.bind(console);Object.assign(Module,moduleOverrides);moduleOverrides=null;if(Module["arguments"])arguments_=Module["arguments"];if(Module["thisProgram"])thisProgram=Module["thisProgram"]; +if (Module["quit"]) quit_=Module["quit"];var wasmBinary=Module["wasmBinary"];var wasmMemory;var ABORT=false;var EXITSTATUS;function assert(condition,text){if(!condition){abort(text)}}var HEAP8,HEAPU8,HEAP16,HEAPU16,HEAP32,HEAPU32,HEAPF32,HEAPF64;function updateMemoryViews(){var b=wasmMemory.buffer;Module["HEAP8"]=HEAP8=new Int8Array(b);Module["HEAP16"]=HEAP16=new Int16Array(b);Module["HEAPU8"]=HEAPU8=new Uint8Array(b);Module["HEAPU16"]=HEAPU16=new Uint16Array(b);Module["HEAP32"]=HEAP32=new Int32Array(b);Module["HEAPU32"]=HEAPU32=new Uint32Array(b);Module["HEAPF32"]=HEAPF32=new Float32Array(b);Module["HEAPF64"]=HEAPF64=new Float64Array(b)}var __ATPRERUN__=[];var __ATINIT__=[];var __ATEXIT__=[];var __ATPOSTRUN__=[];var runtimeInitialized=false;var runtimeExited=false;function preRun(){if(Module["preRun"]){if(typeof Module["preRun"]=="function")Module["preRun"]=[Module["preRun"]];while(Module["preRun"].length){addOnPreRun(Module["preRun"].shift())}}callRuntimeCallbacks(__ATPRERUN__)}function initRuntime(){runtimeInitialized=true;SOCKFS.root=FS.mount(SOCKFS,{},null);if(!Module["noFSInit"]&&!FS.initialized)FS.init();FS.ignorePermissions=false;TTY.init();PIPEFS.root=FS.mount(PIPEFS,{},null);callRuntimeCallbacks(__ATINIT__)}function exitRuntime(){___funcs_on_exit();callRuntimeCallbacks(__ATEXIT__);FS.quit();TTY.shutdown();runtimeExited=true}function postRun(){if(Module["postRun"]){if(typeof Module["postRun"]=="function")Module["postRun"]=[Module["postRun"]];while(Module["postRun"].length){addOnPostRun(Module["postRun"].shift())}}callRuntimeCallbacks(__ATPOSTRUN__)}function addOnPreRun(cb){__ATPRERUN__.unshift(cb)}function addOnInit(cb){__ATINIT__.unshift(cb)}function addOnPostRun(cb){__ATPOSTRUN__.unshift(cb)}var runDependencies=0;var dependenciesFulfilled=null;function getUniqueRunDependency(id){return id}function addRunDependency(id){runDependencies++;Module["monitorRunDependencies"]?.(runDependencies)}function removeRunDependency(id){runDependencies--;Module["monitorRunDependencies"]?.(runDependencies);if(runDependencies==0){if(dependenciesFulfilled){var callback=dependenciesFulfilled;dependenciesFulfilled=null;callback()}}}function abort(what){Module["onAbort"]?.(what);what="Aborted("+what+")";err(what);ABORT=true;what+=". Build with -sASSERTIONS for more info.";var e=new WebAssembly.RuntimeError(what);throw e}var dataURIPrefix="data:application/octet-stream;base64,";var isDataURI=filename=>filename.startsWith(dataURIPrefix);function findWasmBinary(){var f=dependencyFilename;if(!isDataURI(f)){return locateFile(f)}return f}var wasmBinaryFile;function getBinarySync(file){if(file==wasmBinaryFile&&wasmBinary){return new Uint8Array(wasmBinary)}if(readBinary){return readBinary(file)}throw"both async and sync fetching of the wasm failed"}async function getWasmBinary(binaryFile){if(!wasmBinary){try{var response=await readAsync(binaryFile);return new Uint8Array(response)}catch{}}return getBinarySync(binaryFile)}async function instantiateArrayBuffer(binaryFile,imports){try{var binary=await getWasmBinary(binaryFile);var instance=await WebAssembly.instantiate(binary,imports);return instance}catch(reason){err(`failed to asynchronously prepare wasm: ${reason}`);abort(reason)}}async function instantiateAsync(binary,binaryFile,imports){if(!binary&&typeof WebAssembly.instantiateStreaming=="function"&&!isDataURI(binaryFile)&&typeof fetch=="function"){try{var response=fetch(binaryFile,{credentials:"same-origin"});var instantiationResult=await WebAssembly.instantiateStreaming(response,imports);return instantiationResult}catch(reason){err(`wasm streaming compile failed: ${reason}`);err("falling back to ArrayBuffer instantiation")}}return instantiateArrayBuffer(binaryFile,imports)}function getWasmImports(){return{a:wasmImports}}async function createWasm(){function receiveInstance(instance,module){wasmExports=instance.exports;wasmExports=Asyncify.instrumentWasmExports(wasmExports);Module["wasmExports"]=wasmExports;wasmMemory=wasmExports["Za"];updateMemoryViews();wasmTable=wasmExports["$a"];addOnInit(wasmExports["_a"]);removeRunDependency("wasm-instantiate");return wasmExports}addRunDependency("wasm-instantiate");function receiveInstantiationResult(result){receiveInstance(result["instance"])}var info=getWasmImports();if(Module["instantiateWasm"]){try{return Module["instantiateWasm"](info,receiveInstance)}catch(e){err(`Module.instantiateWasm callback failed with error: ${e}`);return false}}wasmBinaryFile??=findWasmBinary();var result=await instantiateAsync(wasmBinary,wasmBinaryFile,info);receiveInstantiationResult(result);return result}var tempDouble;var tempI64;function js_popen_to_file(command,mode,exitCodePtr){const returnCallback=resolver=>Asyncify.handleSleep(resolver);if(!command)return 1;const cmdstr=UTF8ToString(command);if(!cmdstr.length)return 0;const modestr=UTF8ToString(mode);if(!modestr.length)return 0;if(modestr==="w"){console.error('popen($cmd, "w") is not implemented yet')}return returnCallback(async wakeUp=>{let cp;try{cp=PHPWASM.spawnProcess(cmdstr,[]);if(cp instanceof Promise){cp=await cp}}catch(e){console.error(e);if(e.code==="SPAWN_UNSUPPORTED"){return 1}throw e}const outByteArrays=[];cp.stdout.on("data",function(data){outByteArrays.push(data)});const outputPath="/tmp/popen_output";cp.on("exit",function(exitCode){const outBytes=new Uint8Array(outByteArrays.reduce((acc,curr)=>acc+curr.length,0));let offset=0;for(const byteArray of outByteArrays){outBytes.set(byteArray,offset);offset+=byteArray.length}FS.writeFile(outputPath,outBytes);HEAPU8[exitCodePtr]=exitCode;wakeUp(allocateUTF8OnStack(outputPath))})})}function wasm_poll_socket(socketd,events,timeout){const returnCallback=resolver=>Asyncify.handleSleep(resolver);const POLLIN=1;const POLLPRI=2;const POLLOUT=4;const POLLERR=8;const POLLHUP=16;const POLLNVAL=32;return returnCallback(wakeUp=>{const polls=[];if(socketd in PHPWASM.child_proc_by_fd){const procInfo=PHPWASM.child_proc_by_fd[socketd];if(procInfo.exited){wakeUp(0);return}polls.push(PHPWASM.awaitEvent(procInfo.stdout,"data"))}else if(FS.isSocket(FS.getStream(socketd)?.node.mode)){const sock=getSocketFromFD(socketd);if(!sock){wakeUp(0);return}const lookingFor=new Set;if(events&POLLIN||events&POLLPRI){if(sock.server){for(const client of sock.pending){if((client.recv_queue||[]).length>0){wakeUp(1);return}}}else if((sock.recv_queue||[]).length>0){wakeUp(1);return}}const webSockets=PHPWASM.getAllWebSockets(sock);if(!webSockets.length){wakeUp(0);return}for(const ws of webSockets){if(events&POLLIN||events&POLLPRI){polls.push(PHPWASM.awaitData(ws));lookingFor.add("POLLIN")}if(events&POLLOUT){polls.push(PHPWASM.awaitConnection(ws));lookingFor.add("POLLOUT")}if(events&POLLHUP){polls.push(PHPWASM.awaitClose(ws));lookingFor.add("POLLHUP")}if(events&POLLERR||events&POLLNVAL){polls.push(PHPWASM.awaitError(ws));lookingFor.add("POLLERR")}}}else{setTimeout(function(){wakeUp(1)},timeout);return}if(polls.length===0){console.warn("Unsupported poll event "+events+", defaulting to setTimeout().");setTimeout(function(){wakeUp(0)},timeout);return}const promises=polls.map(([promise])=>promise);const clearPolling=()=>polls.forEach(([,clear])=>clear());let awaken=false;let timeoutId;Promise.race(promises).then(function(results){if(!awaken){awaken=true;wakeUp(1);if(timeoutId){clearTimeout(timeoutId)}clearPolling()}});if(timeout!==-1){timeoutId=setTimeout(function(){if(!awaken){awaken=true;wakeUp(0);clearPolling()}},timeout)}})}function js_fd_read(fd,iov,iovcnt,pnum){const returnCallback=resolver=>Asyncify.handleSleep(resolver);if(Asyncify?.State?.Normal===undefined||Asyncify?.state===Asyncify?.State?.Normal){var returnCode;var stream;let num=0;try{stream=SYSCALLS.getStreamFromFD(fd);const num=doReadv(stream,iov,iovcnt);HEAPU32[pnum>>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError")){throw e}if(e.errno!==6||!(stream?.fd in PHPWASM.child_proc_by_fd)){HEAPU32[pnum>>2]=0;return returnCode}}}return returnCallback(wakeUp=>{var retries=0;var interval=50;var timeout=5e3;var maxRetries=timeout/interval;function poll(){var returnCode;var stream;let num;try{stream=SYSCALLS.getStreamFromFD(fd);num=doReadv(stream,iov,iovcnt);returnCode=0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError")){console.error(e);throw e}returnCode=e.errno}const success=returnCode===0;const failure=++retries>maxRetries||!(fd in PHPWASM.child_proc_by_fd)||PHPWASM.child_proc_by_fd[fd]?.exited||FS.isClosed(stream);if(success){HEAPU32[pnum>>2]=num;wakeUp(0)}else if(failure){HEAPU32[pnum>>2]=0;wakeUp(returnCode===6?0:returnCode)}else{setTimeout(poll,interval)}}poll()})}function __asyncjs__js_module_onMessage(data,response_buffer){return Asyncify.handleAsync(async()=>{if(Module["onMessage"]){const dataStr=UTF8ToString(data);return Module["onMessage"](dataStr).then(response=>{const responseBytes=typeof response==="string"?(new TextEncoder).encode(response):response;const responseSize=responseBytes.byteLength;const responsePtr=_malloc(responseSize+1);HEAPU8.set(responseBytes,responsePtr);HEAPU8[responsePtr+responseSize]=0;HEAPU8[response_buffer]=responsePtr;HEAPU8[response_buffer+1]=responsePtr>>8;HEAPU8[response_buffer+2]=responsePtr>>16;HEAPU8[response_buffer+3]=responsePtr>>24;return responseSize}).catch(e=>{console.error(e);return-1})}})}class ExitStatus{name="ExitStatus";constructor(status){this.message=`Program terminated with exit(${status})`;this.status=status}} +ExitStatus = class PHPExitStatus extends Error { +constructor(status) { + super(status); + this.name = "ExitStatus"; + this.message = "Program terminated with exit(" + status + ")"; + this.status = status; + } +};var callRuntimeCallbacks=callbacks=>{while(callbacks.length>0){callbacks.shift()(Module)}};var noExitRuntime=Module["noExitRuntime"]||false;var stackRestore=val=>__emscripten_stack_restore(val);var stackSave=()=>_emscripten_stack_get_current();function _SharpYuvConvert(){abort("missing function: SharpYuvConvert")}_SharpYuvConvert.stub=true;function _SharpYuvGetConversionMatrix(){abort("missing function: SharpYuvGetConversionMatrix")}_SharpYuvGetConversionMatrix.stub=true;function _SharpYuvInit(){abort("missing function: SharpYuvInit")}_SharpYuvInit.stub=true;var UTF8Decoder=typeof TextDecoder!="undefined"?new TextDecoder:undefined;var UTF8ArrayToString=(heapOrArray,idx=0,maxBytesToRead=NaN)=>{var endIdx=idx+maxBytesToRead;var endPtr=idx;while(heapOrArray[endPtr]&&!(endPtr>=endIdx))++endPtr;if(endPtr-idx>16&&heapOrArray.buffer&&UTF8Decoder){return UTF8Decoder.decode(heapOrArray.subarray(idx,endPtr))}var str="";while(idx>10,56320|ch&1023)}}return str};var UTF8ToString=(ptr,maxBytesToRead)=>ptr?UTF8ArrayToString(HEAPU8,ptr,maxBytesToRead):"";Module["UTF8ToString"]=UTF8ToString;var ___assert_fail=(condition,filename,line,func)=>abort(`Assertion failed: ${UTF8ToString(condition)}, at: `+[filename?UTF8ToString(filename):"unknown filename",line,func?UTF8ToString(func):"unknown function"]);var ___call_sighandler=(fp,sig)=>(a1=>dynCall_vi(fp,a1))(sig);var initRandomFill=()=>{if(typeof crypto=="object"&&typeof crypto["getRandomValues"]=="function"){return view=>crypto.getRandomValues(view)}else abort("initRandomDevice")};var randomFill=view=>(randomFill=initRandomFill())(view);var PATH={isAbs:path=>path.charAt(0)==="/",splitPath:filename=>{var splitPathRe=/^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/;return splitPathRe.exec(filename).slice(1)},normalizeArray:(parts,allowAboveRoot)=>{var up=0;for(var i=parts.length-1;i>=0;i--){var last=parts[i];if(last==="."){parts.splice(i,1)}else if(last===".."){parts.splice(i,1);up++}else if(up){parts.splice(i,1);up--}}if(allowAboveRoot){for(;up;up--){parts.unshift("..")}}return parts},normalize:path=>{var isAbsolute=PATH.isAbs(path),trailingSlash=path.substr(-1)==="/";path=PATH.normalizeArray(path.split("/").filter(p=>!!p),!isAbsolute).join("/");if(!path&&!isAbsolute){path="."}if(path&&trailingSlash){path+="/"}return(isAbsolute?"/":"")+path},dirname:path=>{var result=PATH.splitPath(path),root=result[0],dir=result[1];if(!root&&!dir){return"."}if(dir){dir=dir.substr(0,dir.length-1)}return root+dir},basename:path=>{if(path==="/")return"/";path=PATH.normalize(path);path=path.replace(/\/$/,"");var lastSlash=path.lastIndexOf("/");if(lastSlash===-1)return path;return path.substr(lastSlash+1)},join:(...paths)=>PATH.normalize(paths.join("/")),join2:(l,r)=>PATH.normalize(l+"/"+r)};var PATH_FS={resolve:(...args)=>{var resolvedPath="",resolvedAbsolute=false;for(var i=args.length-1;i>=-1&&!resolvedAbsolute;i--){var path=i>=0?args[i]:FS.cwd();if(typeof path!="string"){throw new TypeError("Arguments to path.resolve must be strings")}else if(!path){return""}resolvedPath=path+"/"+resolvedPath;resolvedAbsolute=PATH.isAbs(path)}resolvedPath=PATH.normalizeArray(resolvedPath.split("/").filter(p=>!!p),!resolvedAbsolute).join("/");return(resolvedAbsolute?"/":"")+resolvedPath||"."},relative:(from,to)=>{from=PATH_FS.resolve(from).substr(1);to=PATH_FS.resolve(to).substr(1);function trim(arr){var start=0;for(;start=0;end--){if(arr[end]!=="")break}if(start>end)return[];return arr.slice(start,end-start+1)}var fromParts=trim(from.split("/"));var toParts=trim(to.split("/"));var length=Math.min(fromParts.length,toParts.length);var samePartsLength=length;for(var i=0;i{var len=0;for(var i=0;i=55296&&c<=57343){len+=4;++i}else{len+=3}}return len};Module["lengthBytesUTF8"]=lengthBytesUTF8;var stringToUTF8Array=(str,heap,outIdx,maxBytesToWrite)=>{if(!(maxBytesToWrite>0))return 0;var startIdx=outIdx;var endIdx=outIdx+maxBytesToWrite-1;for(var i=0;i=55296&&u<=57343){var u1=str.charCodeAt(++i);u=65536+((u&1023)<<10)|u1&1023}if(u<=127){if(outIdx>=endIdx)break;heap[outIdx++]=u}else if(u<=2047){if(outIdx+1>=endIdx)break;heap[outIdx++]=192|u>>6;heap[outIdx++]=128|u&63}else if(u<=65535){if(outIdx+2>=endIdx)break;heap[outIdx++]=224|u>>12;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}else{if(outIdx+3>=endIdx)break;heap[outIdx++]=240|u>>18;heap[outIdx++]=128|u>>12&63;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}}heap[outIdx]=0;return outIdx-startIdx};function intArrayFromString(stringy,dontAddNull,length){var len=length>0?length:lengthBytesUTF8(stringy)+1;var u8array=new Array(len);var numBytesWritten=stringToUTF8Array(stringy,u8array,0,u8array.length);if(dontAddNull)u8array.length=numBytesWritten;return u8array}var FS_stdin_getChar=()=>{if(!FS_stdin_getChar_buffer.length){var result=null;if(typeof window!="undefined"&&typeof window.prompt=="function"){result=window.prompt("Input: ");if(result!==null){result+="\n"}}else{}if(!result){return null}FS_stdin_getChar_buffer=intArrayFromString(result,true)}return FS_stdin_getChar_buffer.shift()};var TTY={ttys:[],init(){},shutdown(){},register(dev,ops){TTY.ttys[dev]={input:[],output:[],ops};FS.registerDevice(dev,TTY.stream_ops)},stream_ops:{open(stream){var tty=TTY.ttys[stream.node.rdev];if(!tty){throw new FS.ErrnoError(43)}stream.tty=tty;stream.seekable=false},close(stream){stream.tty.ops.fsync(stream.tty)},fsync(stream){stream.tty.ops.fsync(stream.tty)},read(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.get_char){throw new FS.ErrnoError(60)}var bytesRead=0;for(var i=0;i0){out(UTF8ArrayToString(tty.output));tty.output=[]}},ioctl_tcgets(tty){return{c_iflag:25856,c_oflag:5,c_cflag:191,c_lflag:35387,c_cc:[3,28,127,21,4,0,1,0,17,19,26,0,18,15,23,22,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]}},ioctl_tcsets(tty,optional_actions,data){return 0},ioctl_tiocgwinsz(tty){return[24,80]}},default_tty1_ops:{put_char(tty,val){if(val===null||val===10){err(UTF8ArrayToString(tty.output));tty.output=[]}else{if(val!=0)tty.output.push(val)}},fsync(tty){if(tty.output&&tty.output.length>0){err(UTF8ArrayToString(tty.output));tty.output=[]}}}};var zeroMemory=(address,size)=>{HEAPU8.fill(0,address,address+size)};var alignMemory=(size,alignment)=>Math.ceil(size/alignment)*alignment;var mmapAlloc=size=>{size=alignMemory(size,65536);var ptr=_emscripten_builtin_memalign(65536,size);if(ptr)zeroMemory(ptr,size);return ptr};var MEMFS={ops_table:null,mount(mount){return MEMFS.createNode(null,"/",16895,0)},createNode(parent,name,mode,dev){if(FS.isBlkdev(mode)||FS.isFIFO(mode)){throw new FS.ErrnoError(63)}MEMFS.ops_table||={dir:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,lookup:MEMFS.node_ops.lookup,mknod:MEMFS.node_ops.mknod,rename:MEMFS.node_ops.rename,unlink:MEMFS.node_ops.unlink,rmdir:MEMFS.node_ops.rmdir,readdir:MEMFS.node_ops.readdir,symlink:MEMFS.node_ops.symlink},stream:{llseek:MEMFS.stream_ops.llseek}},file:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:{llseek:MEMFS.stream_ops.llseek,read:MEMFS.stream_ops.read,write:MEMFS.stream_ops.write,allocate:MEMFS.stream_ops.allocate,mmap:MEMFS.stream_ops.mmap,msync:MEMFS.stream_ops.msync}},link:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,readlink:MEMFS.node_ops.readlink},stream:{}},chrdev:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:FS.chrdev_stream_ops}};var node=FS.createNode(parent,name,mode,dev);if(FS.isDir(node.mode)){node.node_ops=MEMFS.ops_table.dir.node;node.stream_ops=MEMFS.ops_table.dir.stream;node.contents={}}else if(FS.isFile(node.mode)){node.node_ops=MEMFS.ops_table.file.node;node.stream_ops=MEMFS.ops_table.file.stream;node.usedBytes=0;node.contents=null}else if(FS.isLink(node.mode)){node.node_ops=MEMFS.ops_table.link.node;node.stream_ops=MEMFS.ops_table.link.stream}else if(FS.isChrdev(node.mode)){node.node_ops=MEMFS.ops_table.chrdev.node;node.stream_ops=MEMFS.ops_table.chrdev.stream}node.atime=node.mtime=node.ctime=Date.now();if(parent){parent.contents[name]=node;parent.atime=parent.mtime=parent.ctime=node.atime}return node},getFileDataAsTypedArray(node){if(!node.contents)return new Uint8Array(0);if(node.contents.subarray)return node.contents.subarray(0,node.usedBytes);return new Uint8Array(node.contents)},expandFileStorage(node,newCapacity){var prevCapacity=node.contents?node.contents.length:0;if(prevCapacity>=newCapacity)return;var CAPACITY_DOUBLING_MAX=1024*1024;newCapacity=Math.max(newCapacity,prevCapacity*(prevCapacity>>0);if(prevCapacity!=0)newCapacity=Math.max(newCapacity,256);var oldContents=node.contents;node.contents=new Uint8Array(newCapacity);if(node.usedBytes>0)node.contents.set(oldContents.subarray(0,node.usedBytes),0)},resizeFileStorage(node,newSize){if(node.usedBytes==newSize)return;if(newSize==0){node.contents=null;node.usedBytes=0}else{var oldContents=node.contents;node.contents=new Uint8Array(newSize);if(oldContents){node.contents.set(oldContents.subarray(0,Math.min(newSize,node.usedBytes)))}node.usedBytes=newSize}},node_ops:{getattr(node){var attr={};attr.dev=FS.isChrdev(node.mode)?node.id:1;attr.ino=node.id;attr.mode=node.mode;attr.nlink=1;attr.uid=0;attr.gid=0;attr.rdev=node.rdev;if(FS.isDir(node.mode)){attr.size=4096}else if(FS.isFile(node.mode)){attr.size=node.usedBytes}else if(FS.isLink(node.mode)){attr.size=node.link.length}else{attr.size=0}attr.atime=new Date(node.atime);attr.mtime=new Date(node.mtime);attr.ctime=new Date(node.ctime);attr.blksize=4096;attr.blocks=Math.ceil(attr.size/attr.blksize);return attr},setattr(node,attr){for(const key of["mode","atime","mtime","ctime"]){if(attr[key]){node[key]=attr[key]}}if(attr.size!==undefined){MEMFS.resizeFileStorage(node,attr.size)}},lookup(parent,name){throw MEMFS.doesNotExistError},mknod(parent,name,mode,dev){return MEMFS.createNode(parent,name,mode,dev)},rename(old_node,new_dir,new_name){var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(new_node){if(FS.isDir(old_node.mode)){for(var i in new_node.contents){throw new FS.ErrnoError(55)}}FS.hashRemoveNode(new_node)}delete old_node.parent.contents[old_node.name];new_dir.contents[new_name]=old_node;old_node.name=new_name;new_dir.ctime=new_dir.mtime=old_node.parent.ctime=old_node.parent.mtime=Date.now()},unlink(parent,name){delete parent.contents[name];parent.ctime=parent.mtime=Date.now()},rmdir(parent,name){var node=FS.lookupNode(parent,name);for(var i in node.contents){throw new FS.ErrnoError(55)}delete parent.contents[name];parent.ctime=parent.mtime=Date.now()},readdir(node){return[".","..",...Object.keys(node.contents)]},symlink(parent,newname,oldpath){var node=MEMFS.createNode(parent,newname,511|40960,0);node.link=oldpath;return node},readlink(node){if(!FS.isLink(node.mode)){throw new FS.ErrnoError(28)}return node.link}},stream_ops:{read(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=stream.node.usedBytes)return 0;var size=Math.min(stream.node.usedBytes-position,length);if(size>8&&contents.subarray){buffer.set(contents.subarray(position,position+size),offset)}else{for(var i=0;i0||position+length{var arrayBuffer=await readAsync(url);return new Uint8Array(arrayBuffer)};asyncLoad.isAsync=true;var FS_createDataFile=(parent,name,fileData,canRead,canWrite,canOwn)=>{FS.createDataFile(parent,name,fileData,canRead,canWrite,canOwn)};var preloadPlugins=Module["preloadPlugins"]||[];var FS_handledByPreloadPlugin=(byteArray,fullname,finish,onerror)=>{if(typeof Browser!="undefined")Browser.init();var handled=false;preloadPlugins.forEach(plugin=>{if(handled)return;if(plugin["canHandle"](fullname)){plugin["handle"](byteArray,fullname,finish,onerror);handled=true}});return handled};var FS_createPreloadedFile=(parent,name,url,canRead,canWrite,onload,onerror,dontCreateFile,canOwn,preFinish)=>{var fullname=name?PATH_FS.resolve(PATH.join2(parent,name)):parent;var dep=getUniqueRunDependency(`cp ${fullname}`);function processData(byteArray){function finish(byteArray){preFinish?.();if(!dontCreateFile){FS_createDataFile(parent,name,byteArray,canRead,canWrite,canOwn)}onload?.();removeRunDependency(dep)}if(FS_handledByPreloadPlugin(byteArray,fullname,finish,()=>{onerror?.();removeRunDependency(dep)})){return}finish(byteArray)}addRunDependency(dep);if(typeof url=="string"){asyncLoad(url).then(processData,onerror)}else{processData(url)}};var FS_modeStringToFlags=str=>{var flagModes={r:0,"r+":2,w:512|64|1,"w+":512|64|2,a:1024|64|1,"a+":1024|64|2};var flags=flagModes[str];if(typeof flags=="undefined"){throw new Error(`Unknown file open mode: ${str}`)}return flags};var FS_getMode=(canRead,canWrite)=>{var mode=0;if(canRead)mode|=292|73;if(canWrite)mode|=146;return mode};var ERRNO_CODES={EPERM:63,ENOENT:44,ESRCH:71,EINTR:27,EIO:29,ENXIO:60,E2BIG:1,ENOEXEC:45,EBADF:8,ECHILD:12,EAGAIN:6,EWOULDBLOCK:6,ENOMEM:48,EACCES:2,EFAULT:21,ENOTBLK:105,EBUSY:10,EEXIST:20,EXDEV:75,ENODEV:43,ENOTDIR:54,EISDIR:31,EINVAL:28,ENFILE:41,EMFILE:33,ENOTTY:59,ETXTBSY:74,EFBIG:22,ENOSPC:51,ESPIPE:70,EROFS:69,EMLINK:34,EPIPE:64,EDOM:18,ERANGE:68,ENOMSG:49,EIDRM:24,ECHRNG:106,EL2NSYNC:156,EL3HLT:107,EL3RST:108,ELNRNG:109,EUNATCH:110,ENOCSI:111,EL2HLT:112,EDEADLK:16,ENOLCK:46,EBADE:113,EBADR:114,EXFULL:115,ENOANO:104,EBADRQC:103,EBADSLT:102,EDEADLOCK:16,EBFONT:101,ENOSTR:100,ENODATA:116,ETIME:117,ENOSR:118,ENONET:119,ENOPKG:120,EREMOTE:121,ENOLINK:47,EADV:122,ESRMNT:123,ECOMM:124,EPROTO:65,EMULTIHOP:36,EDOTDOT:125,EBADMSG:9,ENOTUNIQ:126,EBADFD:127,EREMCHG:128,ELIBACC:129,ELIBBAD:130,ELIBSCN:131,ELIBMAX:132,ELIBEXEC:133,ENOSYS:52,ENOTEMPTY:55,ENAMETOOLONG:37,ELOOP:32,EOPNOTSUPP:138,EPFNOSUPPORT:139,ECONNRESET:15,ENOBUFS:42,EAFNOSUPPORT:5,EPROTOTYPE:67,ENOTSOCK:57,ENOPROTOOPT:50,ESHUTDOWN:140,ECONNREFUSED:14,EADDRINUSE:3,ECONNABORTED:13,ENETUNREACH:40,ENETDOWN:38,ETIMEDOUT:73,EHOSTDOWN:142,EHOSTUNREACH:23,EINPROGRESS:26,EALREADY:7,EDESTADDRREQ:17,EMSGSIZE:35,EPROTONOSUPPORT:66,ESOCKTNOSUPPORT:137,EADDRNOTAVAIL:4,ENETRESET:39,EISCONN:30,ENOTCONN:53,ETOOMANYREFS:141,EUSERS:136,EDQUOT:19,ESTALE:72,ENOTSUP:138,ENOMEDIUM:148,EILSEQ:25,EOVERFLOW:61,ECANCELED:11,ENOTRECOVERABLE:56,EOWNERDEAD:62,ESTRPIPE:135};var PROXYFS={mount(mount){return PROXYFS.createNode(null,"/",mount.opts.fs.lstat(mount.opts.root).mode,0)},createNode(parent,name,mode,dev){if(!FS.isDir(mode)&&!FS.isFile(mode)&&!FS.isLink(mode)){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}var node=FS.createNode(parent,name,mode);node.node_ops=PROXYFS.node_ops;node.stream_ops=PROXYFS.stream_ops;return node},realPath(node){var parts=[];while(node.parent!==node){parts.push(node.name);node=node.parent}parts.push(node.mount.opts.root);parts.reverse();return PATH.join(...parts)},node_ops:{getattr(node){var path=PROXYFS.realPath(node);var stat;try{stat=node.mount.opts.fs.lstat(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return{dev:stat.dev,ino:stat.ino,mode:stat.mode,nlink:stat.nlink,uid:stat.uid,gid:stat.gid,rdev:stat.rdev,size:stat.size,atime:stat.atime,mtime:stat.mtime,ctime:stat.ctime,blksize:stat.blksize,blocks:stat.blocks}},setattr(node,attr){var path=PROXYFS.realPath(node);try{if(attr.mode!==undefined){node.mount.opts.fs.chmod(path,attr.mode);node.mode=attr.mode}if(attr.atime||attr.mtime){var atime=new Date(attr.atime||attr.mtime);var mtime=new Date(attr.mtime||attr.atime);node.mount.opts.fs.utime(path,atime,mtime)}if(attr.size!==undefined){node.mount.opts.fs.truncate(path,attr.size)}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},lookup(parent,name){try{var path=PATH.join2(PROXYFS.realPath(parent),name);var mode=parent.mount.opts.fs.lstat(path).mode;var node=PROXYFS.createNode(parent,name,mode);return node}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},mknod(parent,name,mode,dev){var node=PROXYFS.createNode(parent,name,mode,dev);var path=PROXYFS.realPath(node);try{if(FS.isDir(node.mode)){node.mount.opts.fs.mkdir(path,node.mode)}else{node.mount.opts.fs.writeFile(path,"",{mode:node.mode})}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return node},rename(oldNode,newDir,newName){var oldPath=PROXYFS.realPath(oldNode);var newPath=PATH.join2(PROXYFS.realPath(newDir),newName);try{oldNode.mount.opts.fs.rename(oldPath,newPath);oldNode.name=newName}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},unlink(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.unlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},rmdir(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.rmdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readdir(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},symlink(parent,newName,oldPath){var newPath=PATH.join2(PROXYFS.realPath(parent),newName);try{parent.mount.opts.fs.symlink(oldPath,newPath)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readlink(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}}},stream_ops:{open(stream){var path=PROXYFS.realPath(stream.node);try{stream.nfd=stream.node.mount.opts.fs.open(path,stream.flags)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},close(stream){try{stream.node.mount.opts.fs.close(stream.nfd)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},read(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.read(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},write(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.write(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},llseek(stream,offset,whence){var position=offset;if(whence===1){position+=stream.position}else if(whence===2){if(FS.isFile(stream.node.mode)){try{var stat=stream.node.node_ops.getattr(stream.node);position+=stat.size}catch(e){throw new FS.ErrnoError(ERRNO_CODES[e.code])}}}if(position<0){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}return position}}};var FS={root:null,mounts:[],devices:{},streams:[],nextInode:1,nameTable:null,currentPath:"/",initialized:false,ignorePermissions:true,ErrnoError:class{name="ErrnoError";constructor(errno){this.errno=errno}},filesystems:null,syncFSRequests:0,readFiles:{},FSStream:class{shared={};get object(){return this.node}set object(val){this.node=val}get isRead(){return(this.flags&2097155)!==1}get isWrite(){return(this.flags&2097155)!==0}get isAppend(){return this.flags&1024}get flags(){return this.shared.flags}set flags(val){this.shared.flags=val}get position(){return this.shared.position}set position(val){this.shared.position=val}},FSNode:class{node_ops={};stream_ops={};readMode=292|73;writeMode=146;mounted=null;constructor(parent,name,mode,rdev){if(!parent){parent=this}this.parent=parent;this.mount=parent.mount;this.id=FS.nextInode++;this.name=name;this.mode=mode;this.rdev=rdev;this.atime=this.mtime=this.ctime=Date.now()}get read(){return(this.mode&this.readMode)===this.readMode}set read(val){val?this.mode|=this.readMode:this.mode&=~this.readMode}get write(){return(this.mode&this.writeMode)===this.writeMode}set write(val){val?this.mode|=this.writeMode:this.mode&=~this.writeMode}get isFolder(){return FS.isDir(this.mode)}get isDevice(){return FS.isChrdev(this.mode)}},lookupPath(path,opts={}){if(!path)return{path:"",node:null};opts.follow_mount??=true;if(!PATH.isAbs(path)){path=FS.cwd()+"/"+path}linkloop:for(var nlinks=0;nlinks<40;nlinks++){var parts=path.split("/").filter(p=>!!p&&p!==".");var current=FS.root;var current_path="/";for(var i=0;i>>0)%FS.nameTable.length},hashAddNode(node){var hash=FS.hashName(node.parent.id,node.name);node.name_next=FS.nameTable[hash];FS.nameTable[hash]=node},hashRemoveNode(node){var hash=FS.hashName(node.parent.id,node.name);if(FS.nameTable[hash]===node){FS.nameTable[hash]=node.name_next}else{var current=FS.nameTable[hash];while(current){if(current.name_next===node){current.name_next=node.name_next;break}current=current.name_next}}},lookupNode(parent,name){var errCode=FS.mayLookup(parent);if(errCode){throw new FS.ErrnoError(errCode)}var hash=FS.hashName(parent.id,name);for(var node=FS.nameTable[hash];node;node=node.name_next){var nodeName=node.name;if(node.parent.id===parent.id&&nodeName===name){return node}}return FS.lookup(parent,name)},createNode(parent,name,mode,rdev){var node=new FS.FSNode(parent,name,mode,rdev);FS.hashAddNode(node);return node},destroyNode(node){FS.hashRemoveNode(node)},isRoot(node){return node===node.parent},isMountpoint(node){return!!node.mounted},isFile(mode){return(mode&61440)===32768},isDir(mode){return(mode&61440)===16384},isLink(mode){return(mode&61440)===40960},isChrdev(mode){return(mode&61440)===8192},isBlkdev(mode){return(mode&61440)===24576},isFIFO(mode){return(mode&61440)===4096},isSocket(mode){return(mode&49152)===49152},flagsToPermissionString(flag){var perms=["r","w","rw"][flag&3];if(flag&512){perms+="w"}return perms},nodePermissions(node,perms){if(FS.ignorePermissions){return 0}if(perms.includes("r")&&!(node.mode&292)){return 2}else if(perms.includes("w")&&!(node.mode&146)){return 2}else if(perms.includes("x")&&!(node.mode&73)){return 2}return 0},mayLookup(dir){if(!FS.isDir(dir.mode))return 54;var errCode=FS.nodePermissions(dir,"x");if(errCode)return errCode;if(!dir.node_ops.lookup)return 2;return 0},mayCreate(dir,name){if(!FS.isDir(dir.mode)){return 54}try{var node=FS.lookupNode(dir,name);return 20}catch(e){}return FS.nodePermissions(dir,"wx")},mayDelete(dir,name,isdir){var node;try{node=FS.lookupNode(dir,name)}catch(e){return e.errno}var errCode=FS.nodePermissions(dir,"wx");if(errCode){return errCode}if(isdir){if(!FS.isDir(node.mode)){return 54}if(FS.isRoot(node)||FS.getPath(node)===FS.cwd()){return 10}}else{if(FS.isDir(node.mode)){return 31}}return 0},mayOpen(node,flags){if(!node){return 44}if(FS.isLink(node.mode)){return 32}else if(FS.isDir(node.mode)){if(FS.flagsToPermissionString(flags)!=="r"||flags&512){return 31}}return FS.nodePermissions(node,FS.flagsToPermissionString(flags))},MAX_OPEN_FDS:4096,nextfd(){for(var fd=0;fd<=FS.MAX_OPEN_FDS;fd++){if(!FS.streams[fd]){return fd}}throw new FS.ErrnoError(33)},getStreamChecked(fd){var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}return stream},getStream:fd=>FS.streams[fd],createStream(stream,fd=-1){stream=Object.assign(new FS.FSStream,stream);if(fd==-1){fd=FS.nextfd()}stream.fd=fd;FS.streams[fd]=stream;return stream},closeStream(fd){FS.streams[fd]=null},dupStream(origStream,fd=-1){var stream=FS.createStream(origStream,fd);stream.stream_ops?.dup?.(stream);return stream},chrdev_stream_ops:{open(stream){var device=FS.getDevice(stream.node.rdev);stream.stream_ops=device.stream_ops;stream.stream_ops.open?.(stream)},llseek(){throw new FS.ErrnoError(70)}},major:dev=>dev>>8,minor:dev=>dev&255,makedev:(ma,mi)=>ma<<8|mi,registerDevice(dev,ops){FS.devices[dev]={stream_ops:ops}},getDevice:dev=>FS.devices[dev],getMounts(mount){var mounts=[];var check=[mount];while(check.length){var m=check.pop();mounts.push(m);check.push(...m.mounts)}return mounts},syncfs(populate,callback){if(typeof populate=="function"){callback=populate;populate=false}FS.syncFSRequests++;if(FS.syncFSRequests>1){err(`warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work`)}var mounts=FS.getMounts(FS.root.mount);var completed=0;function doCallback(errCode){FS.syncFSRequests--;return callback(errCode)}function done(errCode){if(errCode){if(!done.errored){done.errored=true;return doCallback(errCode)}return}if(++completed>=mounts.length){doCallback(null)}}mounts.forEach(mount=>{if(!mount.type.syncfs){return done(null)}mount.type.syncfs(mount,populate,done)})},mount(type,opts,mountpoint){var root=mountpoint==="/";var pseudo=!mountpoint;var node;if(root&&FS.root){throw new FS.ErrnoError(10)}else if(!root&&!pseudo){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});mountpoint=lookup.path;node=lookup.node;if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}if(!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}}var mount={type,opts,mountpoint,mounts:[]};var mountRoot=type.mount(mount);mountRoot.mount=mount;mount.root=mountRoot;if(root){FS.root=mountRoot}else if(node){node.mounted=mount;if(node.mount){node.mount.mounts.push(mount)}}return mountRoot},unmount(mountpoint){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});if(!FS.isMountpoint(lookup.node)){throw new FS.ErrnoError(28)}var node=lookup.node;var mount=node.mounted;var mounts=FS.getMounts(mount);Object.keys(FS.nameTable).forEach(hash=>{var current=FS.nameTable[hash];while(current){var next=current.name_next;if(mounts.includes(current.mount)){FS.destroyNode(current)}current=next}});node.mounted=null;var idx=node.mount.mounts.indexOf(mount);node.mount.mounts.splice(idx,1)},lookup(parent,name){return parent.node_ops.lookup(parent,name)},mknod(path,mode,dev){var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);if(!name||name==="."||name===".."){throw new FS.ErrnoError(28)}var errCode=FS.mayCreate(parent,name);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.mknod){throw new FS.ErrnoError(63)}return parent.node_ops.mknod(parent,name,mode,dev)},statfs(path){var rtn={bsize:4096,frsize:4096,blocks:1e6,bfree:5e5,bavail:5e5,files:FS.nextInode,ffree:FS.nextInode-1,fsid:42,flags:2,namelen:255};var parent=FS.lookupPath(path,{follow:true}).node;if(parent?.node_ops.statfs){Object.assign(rtn,parent.node_ops.statfs(parent.mount.opts.root))}return rtn},create(path,mode=438){mode&=4095;mode|=32768;return FS.mknod(path,mode,0)},mkdir(path,mode=511){mode&=511|512;mode|=16384;return FS.mknod(path,mode,0)},mkdirTree(path,mode){var dirs=path.split("/");var d="";for(var i=0;iFS.currentPath,chdir(path){var lookup=FS.lookupPath(path,{follow:true});if(lookup.node===null){throw new FS.ErrnoError(44)}if(!FS.isDir(lookup.node.mode)){throw new FS.ErrnoError(54)}var errCode=FS.nodePermissions(lookup.node,"x");if(errCode){throw new FS.ErrnoError(errCode)}FS.currentPath=lookup.path},createDefaultDirectories(){FS.mkdir("/tmp");FS.mkdir("/home");FS.mkdir("/home/web_user")},createDefaultDevices(){FS.mkdir("/dev");FS.registerDevice(FS.makedev(1,3),{read:()=>0,write:(stream,buffer,offset,length,pos)=>length,llseek:()=>0});FS.mkdev("/dev/null",FS.makedev(1,3));TTY.register(FS.makedev(5,0),TTY.default_tty_ops);TTY.register(FS.makedev(6,0),TTY.default_tty1_ops);FS.mkdev("/dev/tty",FS.makedev(5,0));FS.mkdev("/dev/tty1",FS.makedev(6,0));var randomBuffer=new Uint8Array(1024),randomLeft=0;var randomByte=()=>{if(randomLeft===0){randomLeft=randomFill(randomBuffer).byteLength}return randomBuffer[--randomLeft]};FS.createDevice("/dev","random",randomByte);FS.createDevice("/dev","urandom",randomByte);FS.mkdir("/dev/shm");FS.mkdir("/dev/shm/tmp")},createSpecialDirectories(){FS.mkdir("/proc");var proc_self=FS.mkdir("/proc/self");FS.mkdir("/proc/self/fd");FS.mount({mount(){var node=FS.createNode(proc_self,"fd",16895,73);node.stream_ops={llseek:MEMFS.stream_ops.llseek};node.node_ops={lookup(parent,name){var fd=+name;var stream=FS.getStreamChecked(fd);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path},id:fd+1};ret.parent=ret;return ret},readdir(){return Array.from(FS.streams.entries()).filter(([k,v])=>v).map(([k,v])=>k.toString())}};return node}},{},"/proc/self/fd")},createStandardStreams(input,output,error){if(input){FS.createDevice("/dev","stdin",input)}else{FS.symlink("/dev/tty","/dev/stdin")}if(output){FS.createDevice("/dev","stdout",null,output)}else{FS.symlink("/dev/tty","/dev/stdout")}if(error){FS.createDevice("/dev","stderr",null,error)}else{FS.symlink("/dev/tty1","/dev/stderr")}var stdin=FS.open("/dev/stdin",0);var stdout=FS.open("/dev/stdout",1);var stderr=FS.open("/dev/stderr",1)},staticInit(){FS.nameTable=new Array(4096);FS.mount(MEMFS,{},"/");FS.createDefaultDirectories();FS.createDefaultDevices();FS.createSpecialDirectories();FS.filesystems={MEMFS,PROXYFS}},init(input,output,error){FS.initialized=true;input??=Module["stdin"];output??=Module["stdout"];error??=Module["stderr"];FS.createStandardStreams(input,output,error)},quit(){FS.initialized=false;_fflush(0);for(var i=0;ithis.length-1||idx<0){return undefined}var chunkOffset=idx%this.chunkSize;var chunkNum=idx/this.chunkSize|0;return this.getter(chunkNum)[chunkOffset]}setDataGetter(getter){this.getter=getter}cacheLength(){var xhr=new XMLHttpRequest;xhr.open("HEAD",url,false);xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);var datalength=Number(xhr.getResponseHeader("Content-length"));var header;var hasByteServing=(header=xhr.getResponseHeader("Accept-Ranges"))&&header==="bytes";var usesGzip=(header=xhr.getResponseHeader("Content-Encoding"))&&header==="gzip";var chunkSize=1024*1024;if(!hasByteServing)chunkSize=datalength;var doXHR=(from,to)=>{if(from>to)throw new Error("invalid range ("+from+", "+to+") or no bytes requested!");if(to>datalength-1)throw new Error("only "+datalength+" bytes available! programmer error!");var xhr=new XMLHttpRequest;xhr.open("GET",url,false);if(datalength!==chunkSize)xhr.setRequestHeader("Range","bytes="+from+"-"+to);xhr.responseType="arraybuffer";if(xhr.overrideMimeType){xhr.overrideMimeType("text/plain; charset=x-user-defined")}xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);if(xhr.response!==undefined){return new Uint8Array(xhr.response||[])}return intArrayFromString(xhr.responseText||"",true)};var lazyArray=this;lazyArray.setDataGetter(chunkNum=>{var start=chunkNum*chunkSize;var end=(chunkNum+1)*chunkSize-1;end=Math.min(end,datalength-1);if(typeof lazyArray.chunks[chunkNum]=="undefined"){lazyArray.chunks[chunkNum]=doXHR(start,end)}if(typeof lazyArray.chunks[chunkNum]=="undefined")throw new Error("doXHR failed!");return lazyArray.chunks[chunkNum]});if(usesGzip||!datalength){chunkSize=datalength=1;datalength=this.getter(0).length;chunkSize=datalength;out("LazyFiles on gzip forces download of the whole file when length is accessed")}this._length=datalength;this._chunkSize=chunkSize;this.lengthKnown=true}get length(){if(!this.lengthKnown){this.cacheLength()}return this._length}get chunkSize(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}}if(typeof XMLHttpRequest!="undefined"){if(!ENVIRONMENT_IS_WORKER)throw"Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc";var lazyArray=new LazyUint8Array;var properties={isDevice:false,contents:lazyArray}}else{var properties={isDevice:false,url}}var node=FS.createFile(parent,name,properties,canRead,canWrite);if(properties.contents){node.contents=properties.contents}else if(properties.url){node.contents=null;node.url=properties.url}Object.defineProperties(node,{usedBytes:{get:function(){return this.contents.length}}});var stream_ops={};var keys=Object.keys(node.stream_ops);keys.forEach(key=>{var fn=node.stream_ops[key];stream_ops[key]=(...args)=>{FS.forceLoadFile(node);return fn(...args)}});function writeChunks(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=contents.length)return 0;var size=Math.min(contents.length-position,length);if(contents.slice){for(var i=0;i{FS.forceLoadFile(node);return writeChunks(stream,buffer,offset,length,position)};stream_ops.mmap=(stream,length,position,prot,flags)=>{FS.forceLoadFile(node);var ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}writeChunks(stream,HEAP8,ptr,length,position);return{ptr,allocated:true}};node.stream_ops=stream_ops;return node}};Module["FS"]=FS;var SOCKFS={websocketArgs:{},callbacks:{},on(event,callback){SOCKFS.callbacks[event]=callback},emit(event,param){SOCKFS.callbacks[event]?.(param)},mount(mount){SOCKFS.websocketArgs=Module["websocket"]||{};(Module["websocket"]??={})["on"]=SOCKFS.on;return FS.createNode(null,"/",16895,0)},createSocket(family,type,protocol){type&=~526336;var streaming=type==1;if(streaming&&protocol&&protocol!=6){throw new FS.ErrnoError(66)}var sock={family,type,protocol,server:null,error:null,peers:{},pending:[],recv_queue:[],sock_ops:SOCKFS.websocket_sock_ops};var name=SOCKFS.nextname();var node=FS.createNode(SOCKFS.root,name,49152,0);node.sock=sock;var stream=FS.createStream({path:name,node,flags:2,seekable:false,stream_ops:SOCKFS.stream_ops});sock.stream=stream;return sock},getSocket(fd){var stream=FS.getStream(fd);if(!stream||!FS.isSocket(stream.node.mode)){return null}return stream.node.sock},stream_ops:{poll(stream){var sock=stream.node.sock;return sock.sock_ops.poll(sock)},ioctl(stream,request,varargs){var sock=stream.node.sock;return sock.sock_ops.ioctl(sock,request,varargs)},read(stream,buffer,offset,length,position){var sock=stream.node.sock;var msg=sock.sock_ops.recvmsg(sock,length);if(!msg){return 0}buffer.set(msg.buffer,offset);return msg.buffer.length},write(stream,buffer,offset,length,position){var sock=stream.node.sock;return sock.sock_ops.sendmsg(sock,buffer,offset,length)},close(stream){var sock=stream.node.sock;sock.sock_ops.close(sock)}},nextname(){if(!SOCKFS.nextname.current){SOCKFS.nextname.current=0}return`socket[${SOCKFS.nextname.current++}]`},websocket_sock_ops:{createPeer(sock,addr,port){var ws;if(typeof addr=="object"){ws=addr;addr=null;port=null}if(ws){if(ws._socket){addr=ws._socket.remoteAddress;port=ws._socket.remotePort}else{var result=/ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url);if(!result){throw new Error("WebSocket URL must be in the format ws(s)://address:port")}addr=result[1];port=parseInt(result[2],10)}}else{try{var url="ws:#".replace("#","//");var subProtocols="binary";var opts=undefined;if("function"===typeof SOCKFS.websocketArgs["url"]) { +url = SOCKFS.websocketArgs["url"](...arguments); +}else if ("string" === typeof SOCKFS.websocketArgs["url"]){url=SOCKFS.websocketArgs["url"]}if(SOCKFS.websocketArgs["subprotocol"]){subProtocols=SOCKFS.websocketArgs["subprotocol"]}else if(SOCKFS.websocketArgs["subprotocol"]===null){subProtocols="null"}if(url==="ws://"||url==="wss://"){var parts=addr.split("/");url=url+parts[0]+":"+port+"/"+parts.slice(1).join("/")}if(subProtocols!=="null"){subProtocols=subProtocols.replace(/^ +| +$/g,"").split(/ *, */);opts=subProtocols}var WebSocketConstructor;{WebSocketConstructor=WebSocket}if (Module['websocket']['decorator']) {WebSocketConstructor = Module['websocket']['decorator'](WebSocketConstructor);}ws = new WebSocketConstructor(url,opts);ws.binaryType="arraybuffer"}catch(e){throw new FS.ErrnoError(23)}}var peer={addr,port,socket:ws,msg_send_queue:[]};SOCKFS.websocket_sock_ops.addPeer(sock,peer);SOCKFS.websocket_sock_ops.handlePeerEvents(sock,peer);if(sock.type===2&&typeof sock.sport!="undefined"){peer.msg_send_queue.push(new Uint8Array([255,255,255,255,"p".charCodeAt(0),"o".charCodeAt(0),"r".charCodeAt(0),"t".charCodeAt(0),(sock.sport&65280)>>8,sock.sport&255]))}return peer},getPeer(sock,addr,port){return sock.peers[addr+":"+port]},addPeer(sock,peer){sock.peers[peer.addr+":"+peer.port]=peer},removePeer(sock,peer){delete sock.peers[peer.addr+":"+peer.port]},handlePeerEvents(sock,peer){var first=true;var handleOpen=function(){sock.connecting=false;SOCKFS.emit("open",sock.stream.fd);try{var queued=peer.msg_send_queue.shift();while(queued){peer.socket.send(queued);queued=peer.msg_send_queue.shift()}}catch(e){peer.socket.close()}};function handleMessage(data){if(typeof data=="string"){var encoder=new TextEncoder;data=encoder.encode(data)}else{assert(data.byteLength!==undefined);if(data.byteLength==0){return}data=new Uint8Array(data)}var wasfirst=first;first=false;if(wasfirst&&data.length===10&&data[0]===255&&data[1]===255&&data[2]===255&&data[3]===255&&data[4]==="p".charCodeAt(0)&&data[5]==="o".charCodeAt(0)&&data[6]==="r".charCodeAt(0)&&data[7]==="t".charCodeAt(0)){var newport=data[8]<<8|data[9];SOCKFS.websocket_sock_ops.removePeer(sock,peer);peer.port=newport;SOCKFS.websocket_sock_ops.addPeer(sock,peer);return}sock.recv_queue.push({addr:peer.addr,port:peer.port,data});SOCKFS.emit("message",sock.stream.fd)}if(ENVIRONMENT_IS_NODE){peer.socket.on("open",handleOpen);peer.socket.on("message",function(data,isBinary){if(!isBinary){return}handleMessage(new Uint8Array(data).buffer)});peer.socket.on("close",function(){SOCKFS.emit("close",sock.stream.fd)});peer.socket.on("error",function(error){sock.error=14;SOCKFS.emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])})}else{peer.socket.onopen=handleOpen;peer.socket.onclose=function(){SOCKFS.emit("close",sock.stream.fd)};peer.socket.onmessage=function peer_socket_onmessage(event){handleMessage(event.data)};peer.socket.onerror=function(error){sock.error=14;SOCKFS.emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])}}},poll(sock){if(sock.type===1&&sock.server){return sock.pending.length?64|1:0}var mask=0;var dest=sock.type===1?SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport):null;if(sock.recv_queue.length||!dest||dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=64|1}if(!dest||dest&&dest.socket.readyState===dest.socket.OPEN){mask|=4}if(dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){if(sock.connecting){mask|=4}else{mask|=16}}return mask},ioctl(sock,request,arg){switch(request){case 21531:var bytes=0;if(sock.recv_queue.length){bytes=sock.recv_queue[0].data.length}HEAP32[arg>>2]=bytes;return 0;default:return 28}},close(sock){if(sock.server){try{sock.server.close()}catch(e){}sock.server=null}var peers=Object.keys(sock.peers);for(var i=0;i{var socket=SOCKFS.getSocket(fd);if(!socket)throw new FS.ErrnoError(8);return socket};var inetPton4=str=>{var b=str.split(".");for(var i=0;i<4;i++){var tmp=Number(b[i]);if(isNaN(tmp))return null;b[i]=tmp}return(b[0]|b[1]<<8|b[2]<<16|b[3]<<24)>>>0};var jstoi_q=str=>parseInt(str);var inetPton6=str=>{var words;var w,offset,z;var valid6regx=/^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i;var parts=[];if(!valid6regx.test(str)){return null}if(str==="::"){return[0,0,0,0,0,0,0,0]}if(str.startsWith("::")){str=str.replace("::","Z:")}else{str=str.replace("::",":Z:")}if(str.indexOf(".")>0){str=str.replace(new RegExp("[.]","g"),":");words=str.split(":");words[words.length-4]=jstoi_q(words[words.length-4])+jstoi_q(words[words.length-3])*256;words[words.length-3]=jstoi_q(words[words.length-2])+jstoi_q(words[words.length-1])*256;words=words.slice(0,words.length-2)}else{words=str.split(":")}offset=0;z=0;for(w=0;w{switch(family){case 2:addr=inetPton4(addr);zeroMemory(sa,16);if(addrlen){HEAP32[addrlen>>2]=16}HEAP16[sa>>1]=family;HEAP32[sa+4>>2]=addr;HEAP16[sa+2>>1]=_htons(port);break;case 10:addr=inetPton6(addr);zeroMemory(sa,28);if(addrlen){HEAP32[addrlen>>2]=28}HEAP32[sa>>2]=family;HEAP32[sa+8>>2]=addr[0];HEAP32[sa+12>>2]=addr[1];HEAP32[sa+16>>2]=addr[2];HEAP32[sa+20>>2]=addr[3];HEAP16[sa+2>>1]=_htons(port);break;default:return 5}return 0};var DNS={address_map:{id:1,addrs:{},names:{}},lookup_name(name){var res=inetPton4(name);if(res!==null){return name}res=inetPton6(name);if(res!==null){return name}var addr;if(DNS.address_map.addrs[name]){addr=DNS.address_map.addrs[name]}else{var id=DNS.address_map.id++;assert(id<65535,"exceeded max address mappings of 65535");addr="172.29."+(id&255)+"."+(id&65280);DNS.address_map.names[addr]=name;DNS.address_map.addrs[name]=addr}return addr},lookup_addr(addr){if(DNS.address_map.names[addr]){return DNS.address_map.names[addr]}return null}};function ___syscall_accept4(fd,addr,addrlen,flags,d1,d2){try{var sock=getSocketFromFD(fd);var newsock=sock.sock_ops.accept(sock);if(addr){var errno=writeSockaddr(addr,newsock.family,DNS.lookup_name(newsock.daddr),newsock.dport,addrlen)}return newsock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var inetNtop4=addr=>(addr&255)+"."+(addr>>8&255)+"."+(addr>>16&255)+"."+(addr>>24&255);var inetNtop6=ints=>{var str="";var word=0;var longest=0;var lastzero=0;var zstart=0;var len=0;var i=0;var parts=[ints[0]&65535,ints[0]>>16,ints[1]&65535,ints[1]>>16,ints[2]&65535,ints[2]>>16,ints[3]&65535,ints[3]>>16];var hasipv4=true;var v4part="";for(i=0;i<5;i++){if(parts[i]!==0){hasipv4=false;break}}if(hasipv4){v4part=inetNtop4(parts[6]|parts[7]<<16);if(parts[5]===-1){str="::ffff:";str+=v4part;return str}if(parts[5]===0){str="::";if(v4part==="0.0.0.0")v4part="";if(v4part==="0.0.0.1")v4part="1";str+=v4part;return str}}for(word=0;word<8;word++){if(parts[word]===0){if(word-lastzero>1){len=0}lastzero=word;len++}if(len>longest){longest=len;zstart=word-longest+1}}for(word=0;word<8;word++){if(longest>1){if(parts[word]===0&&word>=zstart&&word{var family=HEAP16[sa>>1];var port=_ntohs(HEAPU16[sa+2>>1]);var addr;switch(family){case 2:if(salen!==16){return{errno:28}}addr=HEAP32[sa+4>>2];addr=inetNtop4(addr);break;case 10:if(salen!==28){return{errno:28}}addr=[HEAP32[sa+8>>2],HEAP32[sa+12>>2],HEAP32[sa+16>>2],HEAP32[sa+20>>2]];addr=inetNtop6(addr);break;default:return{errno:5}}return{family,addr,port}};var getSocketAddress=(addrp,addrlen)=>{var info=readSockaddr(addrp,addrlen);if(info.errno)throw new FS.ErrnoError(info.errno);info.addr=DNS.lookup_addr(info.addr)||info.addr;return info};function ___syscall_bind(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.bind(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var SYSCALLS={DEFAULT_POLLMASK:5,calculateAt(dirfd,path,allowEmpty){if(PATH.isAbs(path)){return path}var dir;if(dirfd===-100){dir=FS.cwd()}else{var dirstream=SYSCALLS.getStreamFromFD(dirfd);dir=dirstream.path}if(path.length==0){if(!allowEmpty){throw new FS.ErrnoError(44)}return dir}return dir+"/"+path},doStat(func,path,buf){var stat=func(path);HEAP32[buf>>2]=stat.dev;HEAP32[buf+4>>2]=stat.mode;HEAPU32[buf+8>>2]=stat.nlink;HEAP32[buf+12>>2]=stat.uid;HEAP32[buf+16>>2]=stat.gid;HEAP32[buf+20>>2]=stat.rdev;tempI64=[stat.size>>>0,(tempDouble=stat.size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+24>>2]=tempI64[0],HEAP32[buf+28>>2]=tempI64[1];HEAP32[buf+32>>2]=4096;HEAP32[buf+36>>2]=stat.blocks;var atime=stat.atime.getTime();var mtime=stat.mtime.getTime();var ctime=stat.ctime.getTime();tempI64=[Math.floor(atime/1e3)>>>0,(tempDouble=Math.floor(atime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+40>>2]=tempI64[0],HEAP32[buf+44>>2]=tempI64[1];HEAPU32[buf+48>>2]=atime%1e3*1e3*1e3;tempI64=[Math.floor(mtime/1e3)>>>0,(tempDouble=Math.floor(mtime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+56>>2]=tempI64[0],HEAP32[buf+60>>2]=tempI64[1];HEAPU32[buf+64>>2]=mtime%1e3*1e3*1e3;tempI64=[Math.floor(ctime/1e3)>>>0,(tempDouble=Math.floor(ctime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+72>>2]=tempI64[0],HEAP32[buf+76>>2]=tempI64[1];HEAPU32[buf+80>>2]=ctime%1e3*1e3*1e3;tempI64=[stat.ino>>>0,(tempDouble=stat.ino,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+88>>2]=tempI64[0],HEAP32[buf+92>>2]=tempI64[1];return 0},doMsync(addr,stream,len,flags,offset){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}if(flags&2){return 0}var buffer=HEAPU8.slice(addr,addr+len);FS.msync(stream,buffer,offset,len,flags)},getStreamFromFD(fd){var stream=FS.getStreamChecked(fd);return stream},varargs:undefined,getStr(ptr){var ret=UTF8ToString(ptr);return ret}};function ___syscall_chdir(path){try{path=SYSCALLS.getStr(path);FS.chdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_chmod(path,mode){try{path=SYSCALLS.getStr(path);FS.chmod(path,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_connect(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.connect(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup(fd){try{var old=SYSCALLS.getStreamFromFD(fd);return FS.dupStream(old).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup3(fd,newfd,flags){try{var old=SYSCALLS.getStreamFromFD(fd);if(old.fd===newfd)return-28;if(newfd<0||newfd>=FS.MAX_OPEN_FDS)return-8;var existing=FS.getStream(newfd);if(existing)FS.close(existing);return FS.dupStream(old,newfd).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_faccessat(dirfd,path,amode,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(amode&~7){return-28}var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;if(!node){return-44}var perms="";if(amode&4)perms+="r";if(amode&2)perms+="w";if(amode&1)perms+="x";if(perms&&FS.nodePermissions(node,perms)){return-2}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var convertI32PairToI53Checked=(lo,hi)=>hi+2097152>>>0<4194305-!!lo?(lo>>>0)+hi*4294967296:NaN;function ___syscall_fallocate(fd,mode,offset_low,offset_high,len_low,len_high){var offset=convertI32PairToI53Checked(offset_low,offset_high);var len=convertI32PairToI53Checked(len_low,len_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);FS.allocate(stream,offset,len);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchmod(fd,mode){try{FS.fchmod(fd,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchown32(fd,owner,group){try{FS.fchown(fd,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchownat(dirfd,path,owner,group,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;flags=flags&~256;path=SYSCALLS.calculateAt(dirfd,path);(nofollow?FS.lchown:FS.chown)(path,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var syscallGetVarargI=()=>{var ret=HEAP32[+SYSCALLS.varargs>>2];SYSCALLS.varargs+=4;return ret};var syscallGetVarargP=syscallGetVarargI;function ___syscall_fcntl64(fd,cmd,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(cmd){case 0:{var arg=syscallGetVarargI();if(arg<0){return-28}while(FS.streams[arg]){arg++}var newStream;newStream=FS.dupStream(stream,arg);return newStream.fd}case 1:case 2:return 0;case 3:return stream.flags;case 4:{var arg=syscallGetVarargI();stream.flags|=arg;return 0}case 12:{var arg=syscallGetVarargP();var offset=0;HEAP16[arg+offset>>1]=2;return 0}case 13:case 14:return 0}return-28}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fdatasync(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fstat64(fd,buf){try{var stream=SYSCALLS.getStreamFromFD(fd);return SYSCALLS.doStat(FS.stat,stream.path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_ftruncate64(fd,length_low,length_high){var length=convertI32PairToI53Checked(length_low,length_high);try{if(isNaN(length))return 61;FS.ftruncate(fd,length);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var stringToUTF8=(str,outPtr,maxBytesToWrite)=>stringToUTF8Array(str,HEAPU8,outPtr,maxBytesToWrite);Module["stringToUTF8"]=stringToUTF8;function ___syscall_getcwd(buf,size){try{if(size===0)return-28;var cwd=FS.cwd();var cwdLengthInBytes=lengthBytesUTF8(cwd)+1;if(size>>0,(tempDouble=id,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos>>2]=tempI64[0],HEAP32[dirp+pos+4>>2]=tempI64[1];tempI64=[(idx+1)*struct_size>>>0,(tempDouble=(idx+1)*struct_size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos+8>>2]=tempI64[0],HEAP32[dirp+pos+12>>2]=tempI64[1];HEAP16[dirp+pos+16>>1]=280;HEAP8[dirp+pos+18]=type;stringToUTF8(name,dirp+pos+19,256);pos+=struct_size}FS.llseek(stream,idx*struct_size,0);return pos}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getpeername(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);if(!sock.daddr){return-53}var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.daddr),sock.dport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockname(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.saddr||"0.0.0.0"),sock.sport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockopt(fd,level,optname,optval,optlen,d1){try{var sock=getSocketFromFD(fd);if(level===1){if(optname===4){HEAP32[optval>>2]=sock.error;HEAP32[optlen>>2]=4;sock.error=null;return 0}}return-50}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_ioctl(fd,op,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(op){case 21509:{if(!stream.tty)return-59;return 0}case 21505:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcgets){var termios=stream.tty.ops.ioctl_tcgets(stream);var argp=syscallGetVarargP();HEAP32[argp>>2]=termios.c_iflag||0;HEAP32[argp+4>>2]=termios.c_oflag||0;HEAP32[argp+8>>2]=termios.c_cflag||0;HEAP32[argp+12>>2]=termios.c_lflag||0;for(var i=0;i<32;i++){HEAP8[argp+i+17]=termios.c_cc[i]||0}return 0}return 0}case 21510:case 21511:case 21512:{if(!stream.tty)return-59;return 0}case 21506:case 21507:case 21508:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcsets){var argp=syscallGetVarargP();var c_iflag=HEAP32[argp>>2];var c_oflag=HEAP32[argp+4>>2];var c_cflag=HEAP32[argp+8>>2];var c_lflag=HEAP32[argp+12>>2];var c_cc=[];for(var i=0;i<32;i++){c_cc.push(HEAP8[argp+i+17])}return stream.tty.ops.ioctl_tcsets(stream.tty,op,{c_iflag,c_oflag,c_cflag,c_lflag,c_cc})}return 0}case 21519:{if(!stream.tty)return-59;var argp=syscallGetVarargP();HEAP32[argp>>2]=0;return 0}case 21520:{if(!stream.tty)return-59;return-28}case 21531:{var argp=syscallGetVarargP();return FS.ioctl(stream,op,argp)}case 21523:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tiocgwinsz){var winsize=stream.tty.ops.ioctl_tiocgwinsz(stream.tty);var argp=syscallGetVarargP();HEAP16[argp>>1]=winsize[0];HEAP16[argp+2>>1]=winsize[1]}return 0}case 21524:{if(!stream.tty)return-59;return 0}case 21515:{if(!stream.tty)return-59;return 0}default:return-28}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_listen(fd,backlog){try{var sock=getSocketFromFD(fd);sock.sock_ops.listen(sock,backlog);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_lstat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.lstat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_mkdirat(dirfd,path,mode){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);FS.mkdir(path,mode,0);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_newfstatat(dirfd,path,buf,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;var allowEmpty=flags&4096;flags=flags&~6400;path=SYSCALLS.calculateAt(dirfd,path,allowEmpty);return SYSCALLS.doStat(nofollow?FS.lstat:FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_openat(dirfd,path,flags,varargs){SYSCALLS.varargs=varargs;try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);var mode=varargs?syscallGetVarargI():0;return FS.open(path,flags,mode).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var PIPEFS={BUCKET_BUFFER_SIZE:8192,mount(mount){return FS.createNode(null,"/",16384|511,0)},createPipe(){var pipe={buckets:[],refcnt:2};pipe.buckets.push({buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:0,roffset:0});var rName=PIPEFS.nextname();var wName=PIPEFS.nextname();var rNode=FS.createNode(PIPEFS.root,rName,4096,0);var wNode=FS.createNode(PIPEFS.root,wName,4096,0);rNode.pipe=pipe;wNode.pipe=pipe;var readableStream=FS.createStream({path:rName,node:rNode,flags:0,seekable:false,stream_ops:PIPEFS.stream_ops});rNode.stream=readableStream;var writableStream=FS.createStream({path:wName,node:wNode,flags:1,seekable:false,stream_ops:PIPEFS.stream_ops});wNode.stream=writableStream;return{readable_fd:readableStream.fd,writable_fd:writableStream.fd}},stream_ops:{poll(stream){var pipe=stream.node.pipe;if((stream.flags&2097155)===1){return 256|4}if(pipe.buckets.length>0){for(var i=0;i0){return 64|1}}}return 0},ioctl(stream,request,varargs){return 28},fsync(stream){return 28},read(stream,buffer,offset,length,position){var pipe=stream.node.pipe;var currentLength=0;for(var i=0;i=dataLen){currBucket.buffer.set(data,currBucket.offset);currBucket.offset+=dataLen;return dataLen}else if(freeBytesInCurrBuffer>0){currBucket.buffer.set(data.subarray(0,freeBytesInCurrBuffer),currBucket.offset);currBucket.offset+=freeBytesInCurrBuffer;data=data.subarray(freeBytesInCurrBuffer,data.byteLength)}var numBuckets=data.byteLength/PIPEFS.BUCKET_BUFFER_SIZE|0;var remElements=data.byteLength%PIPEFS.BUCKET_BUFFER_SIZE;for(var i=0;i0){var newBucket={buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:data.byteLength,roffset:0};pipe.buckets.push(newBucket);newBucket.buffer.set(data)}return dataLen},close(stream){var pipe=stream.node.pipe;pipe.refcnt--;if(pipe.refcnt===0){pipe.buckets=null}}},nextname(){if(!PIPEFS.nextname.current){PIPEFS.nextname.current=0}return"pipe["+PIPEFS.nextname.current+++"]"}};function ___syscall_pipe(fdPtr){try{if(fdPtr==0){throw new FS.ErrnoError(21)}var res=PIPEFS.createPipe();HEAP32[fdPtr>>2]=res.readable_fd;HEAP32[fdPtr+4>>2]=res.writable_fd;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_poll(fds,nfds,timeout){try{var nonzero=0;for(var i=0;i>2];var events=HEAP16[pollfd+4>>1];var mask=32;var stream=FS.getStream(fd);if(stream){mask=SYSCALLS.DEFAULT_POLLMASK;if (stream.stream_ops?.poll){mask=stream.stream_ops.poll(stream,-1)}}mask&=events|8|16;if(mask)nonzero++;HEAP16[pollfd+6>>1]=mask}return nonzero}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_readlinkat(dirfd,path,buf,bufsize){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(bufsize<=0)return-28;var ret=FS.readlink(path);var len=Math.min(bufsize,lengthBytesUTF8(ret));var endChar=HEAP8[buf+len];stringToUTF8(ret,buf,bufsize+1);HEAP8[buf+len]=endChar;return len}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_recvfrom(fd,buf,len,flags,addr,addrlen){try{var sock=getSocketFromFD(fd);var msg=sock.sock_ops.recvmsg(sock, len, typeof flags !== "undefined" ? flags : 0);if(!msg)return 0;if(addr){var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(msg.addr),msg.port,addrlen)}HEAPU8.set(msg.buffer,buf);return msg.buffer.byteLength}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_renameat(olddirfd,oldpath,newdirfd,newpath){try{oldpath=SYSCALLS.getStr(oldpath);newpath=SYSCALLS.getStr(newpath);oldpath=SYSCALLS.calculateAt(olddirfd,oldpath);newpath=SYSCALLS.calculateAt(newdirfd,newpath);FS.rename(oldpath,newpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_rmdir(path){try{path=SYSCALLS.getStr(path);FS.rmdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_sendto(fd,message,length,flags,addr,addr_len){try{var sock=getSocketFromFD(fd);if(!addr){return FS.write(sock.stream,HEAP8,message,length)}var dest=getSocketAddress(addr,addr_len);return sock.sock_ops.sendmsg(sock,HEAP8,message,length,dest.addr,dest.port)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_socket(domain,type,protocol){try{var sock=SOCKFS.createSocket(domain,type,protocol);return sock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_stat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_statfs64(path,size,buf){try{var stats=FS.statfs(SYSCALLS.getStr(path));HEAP32[buf+4>>2]=stats.bsize;HEAP32[buf+40>>2]=stats.bsize;HEAP32[buf+8>>2]=stats.blocks;HEAP32[buf+12>>2]=stats.bfree;HEAP32[buf+16>>2]=stats.bavail;HEAP32[buf+20>>2]=stats.files;HEAP32[buf+24>>2]=stats.ffree;HEAP32[buf+28>>2]=stats.fsid;HEAP32[buf+44>>2]=stats.flags;HEAP32[buf+36>>2]=stats.namelen;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_symlinkat(target,dirfd,linkpath){try{target=SYSCALLS.getStr(target);linkpath=SYSCALLS.getStr(linkpath);linkpath=SYSCALLS.calculateAt(dirfd,linkpath);FS.symlink(target,linkpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_unlinkat(dirfd,path,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(flags===0){FS.unlink(path)}else if(flags===512){FS.rmdir(path)}else{abort("Invalid flags passed to unlinkat")}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var readI53FromI64=ptr=>HEAPU32[ptr>>2]+HEAP32[ptr+4>>2]*4294967296;function ___syscall_utimensat(dirfd,path,times,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path,true);var now=Date.now(),atime,mtime;if(!times){atime=now;mtime=now}else{var seconds=readI53FromI64(times);var nanoseconds=HEAP32[times+8>>2];if(nanoseconds==1073741823){atime=now}else if(nanoseconds==1073741822){atime=null}else{atime=seconds*1e3+nanoseconds/(1e3*1e3)}times+=16;seconds=readI53FromI64(times);nanoseconds=HEAP32[times+8>>2];if(nanoseconds==1073741823){mtime=now}else if(nanoseconds==1073741822){mtime=null}else{mtime=seconds*1e3+nanoseconds/(1e3*1e3)}}if((mtime??atime)!==null){FS.utime(path,atime,mtime)}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var __abort_js=()=>abort("");var __emscripten_lookup_name=name=>{var nameString=UTF8ToString(name);return inetPton4(DNS.lookup_name(nameString))};var __emscripten_memcpy_js=(dest,src,num)=>HEAPU8.copyWithin(dest,src,src+num);var runtimeKeepaliveCounter=0;var __emscripten_runtime_keepalive_clear=()=>{noExitRuntime=false;runtimeKeepaliveCounter=0};var __emscripten_throw_longjmp=()=>{throw Infinity};function __gmtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getUTCSeconds();HEAP32[tmPtr+4>>2]=date.getUTCMinutes();HEAP32[tmPtr+8>>2]=date.getUTCHours();HEAP32[tmPtr+12>>2]=date.getUTCDate();HEAP32[tmPtr+16>>2]=date.getUTCMonth();HEAP32[tmPtr+20>>2]=date.getUTCFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getUTCDay();var start=Date.UTC(date.getUTCFullYear(),0,1,0,0,0,0);var yday=(date.getTime()-start)/(1e3*60*60*24)|0;HEAP32[tmPtr+28>>2]=yday}var isLeapYear=year=>year%4===0&&(year%100!==0||year%400===0);var MONTH_DAYS_LEAP_CUMULATIVE=[0,31,60,91,121,152,182,213,244,274,305,335];var MONTH_DAYS_REGULAR_CUMULATIVE=[0,31,59,90,120,151,181,212,243,273,304,334];var ydayFromDate=date=>{var leap=isLeapYear(date.getFullYear());var monthDaysCumulative=leap?MONTH_DAYS_LEAP_CUMULATIVE:MONTH_DAYS_REGULAR_CUMULATIVE;var yday=monthDaysCumulative[date.getMonth()]+date.getDate()-1;return yday};function __localtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr+36>>2]=-(date.getTimezoneOffset()*60);var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dst=(summerOffset!=winterOffset&&date.getTimezoneOffset()==Math.min(winterOffset,summerOffset))|0;HEAP32[tmPtr+32>>2]=dst}var setTempRet0=val=>__emscripten_tempret_set(val);var __mktime_js=function(tmPtr){var ret=(()=>{var date=new Date(HEAP32[tmPtr+20>>2]+1900,HEAP32[tmPtr+16>>2],HEAP32[tmPtr+12>>2],HEAP32[tmPtr+8>>2],HEAP32[tmPtr+4>>2],HEAP32[tmPtr>>2],0);var dst=HEAP32[tmPtr+32>>2];var guessedOffset=date.getTimezoneOffset();var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dstOffset=Math.min(winterOffset,summerOffset);if(dst<0){HEAP32[tmPtr+32>>2]=Number(summerOffset!=winterOffset&&dstOffset==guessedOffset)}else if(dst>0!=(dstOffset==guessedOffset)){var nonDstOffset=Math.max(winterOffset,summerOffset);var trueOffset=dst>0?dstOffset:nonDstOffset;date.setTime(date.getTime()+(trueOffset-guessedOffset)*6e4)}HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getYear();var timeMs=date.getTime();if(isNaN(timeMs)){return-1}return timeMs/1e3})();return setTempRet0((tempDouble=ret,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)),ret>>>0};function __mmap_js(len,prot,flags,fd,offset_low,offset_high,allocated,addr){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);var res=FS.mmap(stream,len,offset,prot,flags);var ptr=res.ptr;HEAP32[allocated>>2]=res.allocated;HEAPU32[addr>>2]=ptr;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function __munmap_js(addr,len,prot,flags,fd,offset_low,offset_high){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{var stream=SYSCALLS.getStreamFromFD(fd);if(prot&2){SYSCALLS.doMsync(addr,stream,len,flags,offset)}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var timers={};var handleException=e=>{if(e instanceof ExitStatus||e=="unwind"){return EXITSTATUS}quit_(1,e)};var keepRuntimeAlive=()=>noExitRuntime||runtimeKeepaliveCounter>0;var _proc_exit=code=>{EXITSTATUS=code;if(!keepRuntimeAlive()){Module["onExit"]?.(code);ABORT=true}quit_(code,new ExitStatus(code))};var exitJS=(status,implicit)=>{EXITSTATUS=status;if(!keepRuntimeAlive()){exitRuntime()}_proc_exit(status)};var _exit=exitJS;Module["_exit"]=_exit;var maybeExit=()=>{if(runtimeExited){return}if(!keepRuntimeAlive()){try{_exit(EXITSTATUS)}catch(e){handleException(e)}}};var callUserCallback=func=>{if(runtimeExited||ABORT){return}try{func();maybeExit()}catch(e){handleException(e)}};var _emscripten_get_now=()=>performance.now();var __setitimer_js=(which,timeout_ms)=>{if(timers[which]){clearTimeout(timers[which].id);delete timers[which]}if(!timeout_ms)return 0;var id=setTimeout(()=>{delete timers[which];callUserCallback(()=>__emscripten_timeout(which,_emscripten_get_now()))},timeout_ms);timers[which]={id,timeout_ms};return 0};var __tzset_js=(timezone,daylight,std_name,dst_name)=>{var currentYear=(new Date).getFullYear();var winter=new Date(currentYear,0,1);var summer=new Date(currentYear,6,1);var winterOffset=winter.getTimezoneOffset();var summerOffset=summer.getTimezoneOffset();var stdTimezoneOffset=Math.max(winterOffset,summerOffset);HEAPU32[timezone>>2]=stdTimezoneOffset*60;HEAP32[daylight>>2]=Number(winterOffset!=summerOffset);var extractZone=timezoneOffset=>{var sign=timezoneOffset>=0?"-":"+";var absOffset=Math.abs(timezoneOffset);var hours=String(Math.floor(absOffset/60)).padStart(2,"0");var minutes=String(absOffset%60).padStart(2,"0");return`UTC${sign}${hours}${minutes}`};var winterName=extractZone(winterOffset);var summerName=extractZone(summerOffset);if(summerOffsetDate.now();var nowIsMonotonic=1;var checkWasiClock=clock_id=>clock_id>=0&&clock_id<=3;function _clock_time_get(clk_id,ignored_precision_low,ignored_precision_high,ptime){var ignored_precision=convertI32PairToI53Checked(ignored_precision_low,ignored_precision_high);if(!checkWasiClock(clk_id)){return 28}var now;if(clk_id===0){now=_emscripten_date_now()}else if(nowIsMonotonic){now=_emscripten_get_now()}else{return 52}var nsec=Math.round(now*1e3*1e3);tempI64=[nsec>>>0,(tempDouble=nsec,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[ptime>>2]=tempI64[0],HEAP32[ptime+4>>2]=tempI64[1];return 0}var getHeapMax=()=>2147483648;var _emscripten_get_heap_max=()=>getHeapMax();var growMemory=size=>{var b=wasmMemory.buffer;var pages=(size-b.byteLength+65535)/65536|0;try{wasmMemory.grow(pages);updateMemoryViews();return 1}catch(e){}};var _emscripten_resize_heap=requestedSize=>{var oldSize=HEAPU8.length;requestedSize>>>=0;var maxHeapSize=getHeapMax();if(requestedSize>maxHeapSize){return false}for(var cutDown=1;cutDown<=4;cutDown*=2){var overGrownHeapSize=oldSize*(1+.2/cutDown);overGrownHeapSize=Math.min(overGrownHeapSize,requestedSize+100663296);var newSize=Math.min(maxHeapSize,alignMemory(Math.max(requestedSize,overGrownHeapSize),65536));var replacement=growMemory(newSize);if(replacement){return true}}return false};var runtimeKeepalivePush=()=>{runtimeKeepaliveCounter+=1};var runtimeKeepalivePop=()=>{runtimeKeepaliveCounter-=1};var safeSetTimeout=(func,timeout)=>{runtimeKeepalivePush();return setTimeout(()=>{runtimeKeepalivePop();callUserCallback(func)},timeout)};var _emscripten_sleep=ms=>Asyncify.handleSleep(wakeUp=>safeSetTimeout(wakeUp,ms));Module["_emscripten_sleep"]=_emscripten_sleep;_emscripten_sleep.isAsync=true;var ENV = PHPLoader.ENV || {};var getExecutableName=()=>thisProgram||"./this.program";var getEnvStrings=()=>{if(!getEnvStrings.strings){var lang=(typeof navigator=="object"&&navigator.languages&&navigator.languages[0]||"C").replace("-","_")+".UTF-8";var env={USER:"web_user",LOGNAME:"web_user",PATH:"/",PWD:"/",HOME:"/home/web_user",LANG:lang,_:getExecutableName()};for(var x in ENV){if(ENV[x]===undefined)delete env[x];else env[x]=ENV[x]}var strings=[];for(var x in env){strings.push(`${x}=${env[x]}`)}getEnvStrings.strings=strings}return getEnvStrings.strings};var stringToAscii=(str,buffer)=>{for(var i=0;i{var bufSize=0;getEnvStrings().forEach((string,i)=>{var ptr=environ_buf+bufSize;HEAPU32[__environ+i*4>>2]=ptr;stringToAscii(string,ptr);bufSize+=string.length+1});return 0};var _environ_sizes_get=(penviron_count,penviron_buf_size)=>{var strings=getEnvStrings();HEAPU32[penviron_count>>2]=strings.length;var bufSize=0;strings.forEach(string=>bufSize+=string.length+1);HEAPU32[penviron_buf_size>>2]=bufSize;return 0};function _fd_close(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);FS.close(stream);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_fdstat_get(fd,pbuf){try{var rightsBase=0;var rightsInheriting=0;var flags=0;{var stream=SYSCALLS.getStreamFromFD(fd);var type=stream.tty?2:FS.isDir(stream.mode)?3:FS.isLink(stream.mode)?7:4}HEAP8[pbuf]=type;HEAP16[pbuf+2>>1]=flags;tempI64=[rightsBase>>>0,(tempDouble=rightsBase,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+8>>2]=tempI64[0],HEAP32[pbuf+12>>2]=tempI64[1];tempI64=[rightsInheriting>>>0,(tempDouble=rightsInheriting,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+16>>2]=tempI64[0],HEAP32[pbuf+20>>2]=tempI64[1];return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var doReadv=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.read(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(curr>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_seek(fd,offset_low,offset_high,whence,newOffset){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);FS.llseek(stream,offset,whence);tempI64=[stream.position>>>0,(tempDouble=stream.position,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[newOffset>>2]=tempI64[0],HEAP32[newOffset+4>>2]=tempI64[1];if(stream.getdents&&offset===0&&whence===0)stream.getdents=null;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var doWritev=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.write(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(curr>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var _getaddrinfo=(node,service,hint,out)=>{var addr=0;var port=0;var flags=0;var family=0;var type=0;var proto=0;var ai;function allocaddrinfo(family,type,proto,canon,addr,port){var sa,salen,ai;var errno;salen=family===10?28:16;addr=family===10?inetNtop6(addr):inetNtop4(addr);sa=_malloc(salen);errno=writeSockaddr(sa,family,addr,port);assert(!errno);ai=_malloc(32);HEAP32[ai+4>>2]=family;HEAP32[ai+8>>2]=type;HEAP32[ai+12>>2]=proto;HEAPU32[ai+24>>2]=canon;HEAPU32[ai+20>>2]=sa;if(family===10){HEAP32[ai+16>>2]=28}else{HEAP32[ai+16>>2]=16}HEAP32[ai+28>>2]=0;return ai}if(hint){flags=HEAP32[hint>>2];family=HEAP32[hint+4>>2];type=HEAP32[hint+8>>2];proto=HEAP32[hint+12>>2]}if(type&&!proto){proto=type===2?17:6}if(!type&&proto){type=proto===17?2:1}if(proto===0){proto=6}if(type===0){type=1}if(!node&&!service){return-2}if(flags&~(1|2|4|1024|8|16|32)){return-1}if(hint!==0&&HEAP32[hint>>2]&2&&!node){return-1}if(flags&32){return-2}if(type!==0&&type!==1&&type!==2){return-7}if(family!==0&&family!==2&&family!==10){return-6}if(service){service=UTF8ToString(service);port=parseInt(service,10);if(isNaN(port)){if(flags&1024){return-2}return-8}}if(!node){if(family===0){family=2}if((flags&1)===0){if(family===2){addr=_htonl(2130706433)}else{addr=[0,0,0,_htonl(1)]}}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0}node=UTF8ToString(node);addr=inetPton4(node);if(addr!==null){if(family===0||family===2){family=2}else if(family===10&&flags&8){addr=[0,0,_htonl(65535),addr];family=10}else{return-2}}else{addr=inetPton6(node);if(addr!==null){if(family===0||family===10){family=10}else{return-2}}}if(addr!=null){ai=allocaddrinfo(family,type,proto,node,addr,port);HEAPU32[out>>2]=ai;return 0}if(flags&4){return-2}node=DNS.lookup_name(node);addr=inetPton4(node);if(family===0){family=2}else if(family===10){addr=[0,0,_htonl(65535),addr]}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0};var _getnameinfo=(sa,salen,node,nodelen,serv,servlen,flags)=>{var info=readSockaddr(sa,salen);if(info.errno){return-6}var port=info.port;var addr=info.addr;var overflowed=false;if(node&&nodelen){var lookup;if(flags&1||!(lookup=DNS.lookup_addr(addr))){if(flags&8){return-2}}else{addr=lookup}var numBytesWrittenExclNull=stringToUTF8(addr,node,nodelen);if(numBytesWrittenExclNull+1>=nodelen){overflowed=true}}if(serv&&servlen){port=""+port;var numBytesWrittenExclNull=stringToUTF8(port,serv,servlen);if(numBytesWrittenExclNull+1>=servlen){overflowed=true}}if(overflowed){return-12}return 0};var Protocols={list:[],map:{}};var _setprotoent=stayopen=>{function allocprotoent(name,proto,aliases){var nameBuf=_malloc(name.length+1);stringToAscii(name,nameBuf);var j=0;var length=aliases.length;var aliasListBuf=_malloc((length+1)*4);for(var i=0;i>2]=aliasBuf}HEAPU32[aliasListBuf+j>>2]=0;var pe=_malloc(12);HEAPU32[pe>>2]=nameBuf;HEAPU32[pe+4>>2]=aliasListBuf;HEAP32[pe+8>>2]=proto;return pe}var list=Protocols.list;var map=Protocols.map;if(list.length===0){var entry=allocprotoent("tcp",6,["TCP"]);list.push(entry);map["tcp"]=map["6"]=entry;entry=allocprotoent("udp",17,["UDP"]);list.push(entry);map["udp"]=map["17"]=entry}_setprotoent.index=0};var _getprotobyname=name=>{name=UTF8ToString(name);_setprotoent(true);var result=Protocols.map[name];return result};var _getprotobynumber=number=>{_setprotoent(true);var result=Protocols.map[number];return result};var stackAlloc=sz=>__emscripten_stack_alloc(sz);var stringToUTF8OnStack=str=>{var size=lengthBytesUTF8(str)+1;var ret=stackAlloc(size);stringToUTF8(str,ret,size);return ret};var allocateUTF8OnStack=stringToUTF8OnStack;var PHPWASM={init:function(){FS.mkdir("/internal");FS.mkdir("/internal/shared");FS.mkdir("/internal/shared/preload");PHPWASM.EventEmitter=ENVIRONMENT_IS_NODE?require("events").EventEmitter:class EventEmitter{constructor(){this.listeners={}}emit(eventName,data){if(this.listeners[eventName]){this.listeners[eventName].forEach(callback=>{callback(data)})}}once(eventName,callback){const self=this;function removedCallback(){callback(...arguments);self.removeListener(eventName,removedCallback)}this.on(eventName,removedCallback)}removeAllListeners(eventName){if(eventName){delete this.listeners[eventName]}else{this.listeners={}}}removeListener(eventName,callback){if(this.listeners[eventName]){const idx=this.listeners[eventName].indexOf(callback);if(idx!==-1){this.listeners[eventName].splice(idx,1)}}}};PHPWASM.child_proc_by_fd={};PHPWASM.child_proc_by_pid={};PHPWASM.input_devices={}},getAllWebSockets:function(sock){const webSockets=new Set;if(sock.server){sock.server.clients.forEach(ws=>{webSockets.add(ws)})}for(const peer of PHPWASM.getAllPeers(sock)){webSockets.add(peer.socket)}return Array.from(webSockets)},getAllPeers:function(sock){const peers=new Set;if(sock.server){sock.pending.filter(pending=>pending.peers).forEach(pending=>{for(const peer of Object.values(pending.peers)){peers.add(peer)}})}if(sock.peers){for(const peer of Object.values(sock.peers)){peers.add(peer)}}return Array.from(peers)},awaitData:function(ws){return PHPWASM.awaitEvent(ws,"message")},awaitConnection:function(ws){if(ws.OPEN===ws.readyState){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"open")},awaitClose:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"close")},awaitError:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"error")},awaitEvent:function(ws,event){let resolve;const listener=()=>{resolve()};const promise=new Promise(function(_resolve){resolve=_resolve;ws.once(event,listener)});const cancel=()=>{ws.removeListener(event,listener);setTimeout(resolve)};return[promise,cancel]},noop:function(){},spawnProcess:function(command,args,options){if(Module["spawnProcess"]){const spawnedPromise=Module["spawnProcess"](command,args,options);return Promise.resolve(spawnedPromise).then(function(spawned){if(!spawned||!spawned.on){throw new Error("spawnProcess() must return an EventEmitter but returned a different type.")}return spawned})}if(ENVIRONMENT_IS_NODE){return require("child_process").spawn(command,args,{...options,shell:true,stdio:["pipe","pipe","pipe"],timeout:100})}const e=new Error("popen(), proc_open() etc. are unsupported in the browser. Call php.setSpawnHandler() "+"and provide a callback to handle spawning processes, or disable a popen(), proc_open() "+"and similar functions via php.ini.");e.code="SPAWN_UNSUPPORTED";throw e},shutdownSocket:function(socketd,how){const sock=getSocketFromFD(socketd);const peer=Object.values(sock.peers)[0];if(!peer){return-1}try{peer.socket.close();SOCKFS.websocket_sock_ops.removePeer(sock,peer);return 0}catch(e){console.log("Socket shutdown error",e);return-1}}};function _js_create_input_device(deviceId){let dataBuffer=[];let dataCallback;const filename="proc_id_"+deviceId;const device=FS.createDevice("/dev",filename,function(){},function(byte){try{dataBuffer.push(byte);if(dataCallback){dataCallback(new Uint8Array(dataBuffer));dataBuffer=[]}}catch(e){console.error(e);throw e}});const devicePath="/dev/"+filename;PHPWASM.input_devices[deviceId]={devicePath,onData:function(cb){dataCallback=cb;dataBuffer.forEach(function(data){cb(data)});dataBuffer.length=0}};return allocateUTF8OnStack(devicePath)}function _js_open_process(command,argsPtr,argsLength,descriptorsPtr,descriptorsLength,cwdPtr,cwdLength,envPtr,envLength){if(!command){return 1}const cmdstr=UTF8ToString(command);if(!cmdstr.length){return 0}let argsArray=[];if(argsLength){for(var i=0;i>2]))}}const cwdstr=cwdPtr?UTF8ToString(cwdPtr):null;let envObject=null;if(envLength){envObject={};for(var i=0;i>2]);const splitAt=envEntry.indexOf("=");if(splitAt===-1){continue}const key=envEntry.substring(0,splitAt);const value=envEntry.substring(splitAt+1);envObject[key]=value}}var std={};for(var i=0;i>2];std[HEAPU32[descriptorPtr>>2]]={child:HEAPU32[descriptorPtr+4>>2],parent:HEAPU32[descriptorPtr+8>>2]}}return Asyncify.handleSleep(async wakeUp=>{let cp;try{const options={};if(cwdstr!==null){options.cwd=cwdstr}if(envObject!==null){options.env=envObject}cp=PHPWASM.spawnProcess(cmdstr,argsArray,options);if(cp instanceof Promise){cp=await cp}}catch(e){if(e.code==="SPAWN_UNSUPPORTED"){wakeUp(1);return}console.error(e);wakeUp(1);throw e}const ProcInfo={pid:cp.pid,exited:false,stdinFd:std[0]?.child,stdinIsDevice:std[0]?.child in PHPWASM.input_devices,stdoutChildFd:std[1]?.child,stdoutParentFd:std[1]?.parent,stderrChildFd:std[2]?.child,stderrParentFd:std[2]?.parent,stdout:new PHPWASM.EventEmitter,stderr:new PHPWASM.EventEmitter};if(ProcInfo.stdoutChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutChildFd]=ProcInfo;if(ProcInfo.stderrChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrChildFd]=ProcInfo;if(ProcInfo.stdoutParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutParentFd]=ProcInfo;if(ProcInfo.stderrParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrParentFd]=ProcInfo;PHPWASM.child_proc_by_pid[ProcInfo.pid]=ProcInfo;cp.on("exit",function(code){ProcInfo.exitCode=code;ProcInfo.exited=true;ProcInfo.stdout.emit("data");ProcInfo.stderr.emit("data")});if(ProcInfo.stdoutChildFd){const stdoutStream=SYSCALLS.getStreamFromFD(ProcInfo.stdoutChildFd);let stdoutAt=0;cp.stdout.on("data",function(data){ProcInfo.stdout.emit("data",data);stdoutStream.stream_ops.write(stdoutStream,data,0,data.length,stdoutAt);stdoutAt+=data.length})}if(ProcInfo.stderrChildFd){const stderrStream=SYSCALLS.getStreamFromFD(ProcInfo.stderrChildFd);let stderrAt=0;cp.stderr.on("data",function(data){ProcInfo.stderr.emit("data",data);stderrStream.stream_ops.write(stderrStream,data,0,data.length,stderrAt);stderrAt+=data.length})}try{await new Promise((resolve,reject)=>{cp.on("spawn",resolve);cp.on("error",reject)})}catch(e){console.error(e);wakeUp(1);return}if(ProcInfo.stdinIsDevice){PHPWASM.input_devices[ProcInfo.stdinFd].onData(function(data){if(!data)return;if(typeof data==="number"){data=new Uint8Array([data])}const dataStr=new TextDecoder("utf-8").decode(data);cp.stdin.write(dataStr)});wakeUp(ProcInfo.pid);return}if(ProcInfo.stdinFd){const stdinStream=SYSCALLS.getStreamFromFD(ProcInfo.stdinFd);if(stdinStream.node){const CHUNK_SIZE=1024;const buffer=new Uint8Array(CHUNK_SIZE);let offset=0;while(true){const bytesRead=stdinStream.stream_ops.read(stdinStream,buffer,0,CHUNK_SIZE,offset);if(bytesRead===null||bytesRead===0){break}try{cp.stdin.write(buffer.subarray(0,bytesRead))}catch(e){console.error(e);return 1}if(bytesRead>2]=PHPWASM.child_proc_by_pid[pid].exitCode;return 1}return 0}function _js_waitpid(pid,exitCodePtr){if(!PHPWASM.child_proc_by_pid[pid]){return-1}return Asyncify.handleSleep(wakeUp=>{const poll=function(){if(PHPWASM.child_proc_by_pid[pid]?.exited){HEAPU32[exitCodePtr>>2]=PHPWASM.child_proc_by_pid[pid].exitCode;wakeUp(pid)}else{setTimeout(poll,50)}};poll()})}var arraySum=(array,index)=>{var sum=0;for(var i=0;i<=index;sum+=array[i++]){}return sum};var MONTH_DAYS_LEAP=[31,29,31,30,31,30,31,31,30,31,30,31];var MONTH_DAYS_REGULAR=[31,28,31,30,31,30,31,31,30,31,30,31];var addDays=(date,days)=>{var newDate=new Date(date.getTime());while(days>0){var leap=isLeapYear(newDate.getFullYear());var currentMonth=newDate.getMonth();var daysInCurrentMonth=(leap?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR)[currentMonth];if(days>daysInCurrentMonth-newDate.getDate()){days-=daysInCurrentMonth-newDate.getDate()+1;newDate.setDate(1);if(currentMonth<11){newDate.setMonth(currentMonth+1)}else{newDate.setMonth(0);newDate.setFullYear(newDate.getFullYear()+1)}}else{newDate.setDate(newDate.getDate()+days);return newDate}}return newDate};var _strptime=(buf,format,tm)=>{var pattern=UTF8ToString(format);var SPECIAL_CHARS="\\!@#$^&*()+=-[]/{}|:<>?,.";for(var i=0,ii=SPECIAL_CHARS.length;iEQUIVALENT_MATCHERS[c]||m).replace(/%(.)/g,(_,c)=>{let pat=DATE_PATTERNS[c];if(pat){capture.push(c);return`(${pat})`}else{return c}}).replace(/\s+/g,"\\s*");var matches=new RegExp("^"+pattern_out,"i").exec(UTF8ToString(buf));function initDate(){function fixup(value,min,max){return typeof value!="number"||isNaN(value)?min:value>=min?value<=max?value:max:min}return{year:fixup(HEAP32[tm+20>>2]+1900,1970,9999),month:fixup(HEAP32[tm+16>>2],0,11),day:fixup(HEAP32[tm+12>>2],1,31),hour:fixup(HEAP32[tm+8>>2],0,23),min:fixup(HEAP32[tm+4>>2],0,59),sec:fixup(HEAP32[tm>>2],0,59),gmtoff:0}}if(matches){var date=initDate();var value;var getMatch=symbol=>{var pos=capture.indexOf(symbol);if(pos>=0){return matches[pos+1]}return};if(value=getMatch("S")){date.sec=jstoi_q(value)}if(value=getMatch("M")){date.min=jstoi_q(value)}if(value=getMatch("H")){date.hour=jstoi_q(value)}else if(value=getMatch("I")){var hour=jstoi_q(value);if(value=getMatch("p")){hour+=value.toUpperCase()[0]==="P"?12:0}date.hour=hour}if(value=getMatch("Y")){date.year=jstoi_q(value)}else if(value=getMatch("y")){var year=jstoi_q(value);if(value=getMatch("C")){year+=jstoi_q(value)*100}else{year+=year<69?2e3:1900}date.year=year}if(value=getMatch("m")){date.month=jstoi_q(value)-1}else if(value=getMatch("b")){date.month=MONTH_NUMBERS[value.substring(0,3).toUpperCase()]||0}if(value=getMatch("d")){date.day=jstoi_q(value)}else if(value=getMatch("j")){var day=jstoi_q(value);var leapYear=isLeapYear(date.year);for(var month=0;month<12;++month){var daysUntilMonth=arraySum(leapYear?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,month-1);if(day<=daysUntilMonth+(leapYear?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR)[month]){date.day=day-daysUntilMonth}}}else if(value=getMatch("a")){var weekDay=value.substring(0,3).toUpperCase();if(value=getMatch("U")){var weekDayNumber=DAY_NUMBERS_SUN_FIRST[weekDay];var weekNumber=jstoi_q(value);var janFirst=new Date(date.year,0,1);var endDate;if(janFirst.getDay()===0){endDate=addDays(janFirst,weekDayNumber+7*(weekNumber-1))}else{endDate=addDays(janFirst,7-janFirst.getDay()+weekDayNumber+7*(weekNumber-1))}date.day=endDate.getDate();date.month=endDate.getMonth()}else if(value=getMatch("W")){var weekDayNumber=DAY_NUMBERS_MON_FIRST[weekDay];var weekNumber=jstoi_q(value);var janFirst=new Date(date.year,0,1);var endDate;if(janFirst.getDay()===1){endDate=addDays(janFirst,weekDayNumber+7*(weekNumber-1))}else{endDate=addDays(janFirst,7-janFirst.getDay()+1+weekDayNumber+7*(weekNumber-1))}date.day=endDate.getDate();date.month=endDate.getMonth()}}if(value=getMatch("z")){if(value.toLowerCase()==="z"){date.gmtoff=0}else{var match=value.match(/^((?:\-|\+)\d\d):?(\d\d)?/);date.gmtoff=match[1]*3600;if(match[2]){date.gmtoff+=date.gmtoff>0?match[2]*60:-match[2]*60}}}var fullDate=new Date(date.year,date.month,date.day,date.hour,date.min,date.sec,0);HEAP32[tm>>2]=fullDate.getSeconds();HEAP32[tm+4>>2]=fullDate.getMinutes();HEAP32[tm+8>>2]=fullDate.getHours();HEAP32[tm+12>>2]=fullDate.getDate();HEAP32[tm+16>>2]=fullDate.getMonth();HEAP32[tm+20>>2]=fullDate.getFullYear()-1900;HEAP32[tm+24>>2]=fullDate.getDay();HEAP32[tm+28>>2]=arraySum(isLeapYear(fullDate.getFullYear())?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,fullDate.getMonth()-1)+fullDate.getDate()-1;HEAP32[tm+32>>2]=0;HEAP32[tm+36>>2]=date.gmtoff;return buf+intArrayFromString(matches[0]).length-1}return 0};function _wasm_setsockopt(socketd,level,optionName,optionValuePtr,optionLen){const optionValue=HEAPU8[optionValuePtr];const SOL_SOCKET=1;const SO_KEEPALIVE=9;const IPPROTO_TCP=6;const TCP_NODELAY=1;const isSupported=level===SOL_SOCKET&&optionName===SO_KEEPALIVE||level===IPPROTO_TCP&&optionName===TCP_NODELAY;if(!isSupported){console.warn(`Unsupported socket option: ${level}, ${optionName}, ${optionValue}`);return-1}const ws=PHPWASM.getAllWebSockets(socketd)[0];if(!ws){return-1}ws.setSocketOpt(level,optionName,optionValuePtr);return 0}var wasmTable;var runAndAbortIfError=func=>{try{return func()}catch(e){abort(e)}};var Asyncify={instrumentWasmImports(imports){var importPattern=/^(_dlopen_js|invoke_i|invoke_ii|invoke_iii|invoke_iiii|invoke_iiiii|invoke_iiiiii|invoke_iiiiiii|invoke_iiiiiiii|invoke_iiiiiiiiii|invoke_v|invoke_vi|invoke_vii|invoke_viidii|invoke_viii|invoke_viiii|invoke_viiiii|invoke_viiiiii|invoke_viiiiiii|invoke_viiiiiiiii|js_open_process|_js_open_process|_asyncjs__js_open_process|js_popen_to_file|_js_popen_to_file|_asyncjs__js_popen_to_file|js_fd_read|_js_fd_read|js_module_onMessage|_js_module_onMessage|_asyncjs__js_module_onMessage|js_waitpid|_js_waitpid|_asyncjs__js_waitpid|wasm_poll_socket|_wasm_poll_socket|_asyncjs__wasm_poll_socket|wasm_shutdown|_wasm_shutdown|_asyncjs__wasm_shutdown|__asyncjs__.*)$/;for(let[x,original]of Object.entries(imports)){if(typeof original=="function"){let isAsyncifyImport=original.isAsync||importPattern.test(x)}}},instrumentWasmExports(exports){var ret={};for(let[x,original]of Object.entries(exports)){if(typeof original=="function"){ret[x]=(...args)=>{Asyncify.exportCallStack.push(x);try{return original(...args)}finally{if(!ABORT){var y=Asyncify.exportCallStack.pop();Asyncify.maybeStopUnwind()}}}}else{ret[x]=original}}return ret},State:{Normal:0,Unwinding:1,Rewinding:2,Disabled:3},state:0,StackSize:4096,currData:null,handleSleepReturnValue:0,exportCallStack:[],callStackNameToId:{},callStackIdToName:{},callStackId:0,asyncPromiseHandlers:null,sleepCallbacks:[],getCallStackId(funcName){var id=Asyncify.callStackNameToId[funcName];if(id===undefined){id=Asyncify.callStackId++;Asyncify.callStackNameToId[funcName]=id;Asyncify.callStackIdToName[id]=funcName}return id},maybeStopUnwind(){if(Asyncify.currData&&Asyncify.state===Asyncify.State.Unwinding&&Asyncify.exportCallStack.length===0){Asyncify.state=Asyncify.State.Normal;runtimeKeepalivePush();runAndAbortIfError(_asyncify_stop_unwind);if(typeof Fibers!="undefined"){Fibers.trampoline()}}},whenDone(){return new Promise((resolve,reject)=>{Asyncify.asyncPromiseHandlers={resolve,reject}})},allocateData(){var ptr=_malloc(12+Asyncify.StackSize);Asyncify.setDataHeader(ptr,ptr+12,Asyncify.StackSize);Asyncify.setDataRewindFunc(ptr);return ptr},setDataHeader(ptr,stack,stackSize){HEAPU32[ptr>>2]=stack;HEAPU32[ptr+4>>2]=stack+stackSize},setDataRewindFunc(ptr){var bottomOfCallStack=Asyncify.exportCallStack[0];var rewindId=Asyncify.getCallStackId(bottomOfCallStack);HEAP32[ptr+8>>2]=rewindId},getDataRewindFuncName(ptr){var id=HEAP32[ptr+8>>2];var name=Asyncify.callStackIdToName[id];return name},getDataRewindFunc(name){var func=wasmExports[name];return func},doRewind(ptr){var name=Asyncify.getDataRewindFuncName(ptr);var func=Asyncify.getDataRewindFunc(name);runtimeKeepalivePop();return func()},handleSleep(startAsync){if(ABORT)return;if(Asyncify.state===Asyncify.State.Normal){var reachedCallback=false;var reachedAfterCallback=false;startAsync((handleSleepReturnValue=0)=>{if(ABORT)return;Asyncify.handleSleepReturnValue=handleSleepReturnValue;reachedCallback=true;if(!reachedAfterCallback){return}Asyncify.state=Asyncify.State.Rewinding;runAndAbortIfError(()=>_asyncify_start_rewind(Asyncify.currData));if(typeof MainLoop!="undefined"&&MainLoop.func){MainLoop.resume()}var asyncWasmReturnValue,isError=false;try{asyncWasmReturnValue=Asyncify.doRewind(Asyncify.currData)}catch(err){asyncWasmReturnValue=err;isError=true}var handled=false;if(!Asyncify.currData){var asyncPromiseHandlers=Asyncify.asyncPromiseHandlers;if(asyncPromiseHandlers){Asyncify.asyncPromiseHandlers=null;(isError?asyncPromiseHandlers.reject:asyncPromiseHandlers.resolve)(asyncWasmReturnValue);handled=true}}if(isError&&!handled){throw asyncWasmReturnValue}});reachedAfterCallback=true;if(!reachedCallback){Asyncify.state=Asyncify.State.Unwinding;Asyncify.currData=Asyncify.allocateData();if(typeof MainLoop!="undefined"&&MainLoop.func){MainLoop.pause()}runAndAbortIfError(()=>_asyncify_start_unwind(Asyncify.currData))}}else if(Asyncify.state===Asyncify.State.Rewinding){Asyncify.state=Asyncify.State.Normal;runAndAbortIfError(_asyncify_stop_rewind);_free(Asyncify.currData);Asyncify.currData=null;Asyncify.sleepCallbacks.forEach(callUserCallback)}else{abort(`invalid state: ${Asyncify.state}`)}return Asyncify.handleSleepReturnValue},handleAsync(startAsync){return Asyncify.handleSleep(wakeUp=>{startAsync().then(wakeUp)})}};var getCFunc=ident=>{var func=Module["_"+ident];return func};var writeArrayToMemory=(array,buffer)=>{HEAP8.set(array,buffer)};var ccall=(ident,returnType,argTypes,args,opts)=>{var toC={string:str=>{var ret=0;if(str!==null&&str!==undefined&&str!==0){ret=stringToUTF8OnStack(str)}return ret},array:arr=>{var ret=stackAlloc(arr.length);writeArrayToMemory(arr,ret);return ret}};function convertReturnValue(ret){if(returnType==="string"){return UTF8ToString(ret)}if(returnType==="boolean")return Boolean(ret);return ret}var func=getCFunc(ident);var cArgs=[];var stack=0;if(args){for(var i=0;iFS.unlink(path);var FS_createLazyFile=FS.createLazyFile;var FS_createDevice=FS.createDevice;FS.createPreloadedFile=FS_createPreloadedFile;FS.staticInit();Module["FS_createPath"]=FS.createPath;Module["FS_createDataFile"]=FS.createDataFile;Module["FS_createPreloadedFile"]=FS.createPreloadedFile;Module["FS_unlink"]=FS.unlink;Module["FS_createLazyFile"]=FS.createLazyFile;Module["FS_createDevice"]=FS.createDevice;MEMFS.doesNotExistError=new FS.ErrnoError(44);MEMFS.doesNotExistError.stack="";PHPWASM.init();var wasmImports={Oa:_SharpYuvConvert,Pa:_SharpYuvGetConversionMatrix,Qa:_SharpYuvInit,y:___assert_fail,Ia:__asyncjs__js_module_onMessage,la:___call_sighandler,ba:___syscall_accept4,aa:___syscall_bind,Ba:___syscall_chdir,J:___syscall_chmod,$:___syscall_connect,Aa:___syscall_dup,za:___syscall_dup3,Ca:___syscall_faccessat,Ua:___syscall_fallocate,xa:___syscall_fchmod,wa:___syscall_fchown32,I:___syscall_fchownat,l:___syscall_fcntl64,va:___syscall_fdatasync,ua:___syscall_fstat64,R:___syscall_ftruncate64,qa:___syscall_getcwd,ka:___syscall_getdents64,Z:___syscall_getpeername,Y:___syscall_getsockname,X:___syscall_getsockopt,x:___syscall_ioctl,W:___syscall_listen,ra:___syscall_lstat64,pa:___syscall_mkdirat,sa:___syscall_newfstatat,t:___syscall_openat,oa:___syscall_pipe,na:___syscall_poll,ja:___syscall_readlinkat,V:___syscall_recvfrom,ia:___syscall_renameat,F:___syscall_rmdir,U:___syscall_sendto,C:___syscall_socket,ta:___syscall_stat64,ha:___syscall_statfs64,ga:___syscall_symlinkat,v:___syscall_unlinkat,ea:___syscall_utimensat,Da:__abort_js,_:__emscripten_lookup_name,ya:__emscripten_memcpy_js,ma:__emscripten_runtime_keepalive_clear,ca:__emscripten_throw_longjmp,Xa:__gmtime_js,Ya:__localtime_js,P:__mktime_js,Va:__mmap_js,Wa:__munmap_js,E:__setitimer_js,Fa:__tzset_js,S:_clock_time_get,H:_emscripten_date_now,fa:_emscripten_get_heap_max,s:_emscripten_get_now,da:_emscripten_resize_heap,L:_emscripten_sleep,Ga:_environ_get,Ha:_environ_sizes_get,p:_exit,n:_fd_close,G:_fd_fdstat_get,K:_fd_read,Q:_fd_seek,w:_fd_write,O:_getaddrinfo,B:_getnameinfo,Ta:_getprotobyname,Sa:_getprotobynumber,k:invoke_i,c:invoke_ii,f:invoke_iii,d:invoke_iiii,h:invoke_iiiii,q:invoke_iiiiii,u:invoke_iiiiiii,Na:invoke_iiiiiiii,D:invoke_iiiiiiiiii,T:invoke_jii,e:invoke_v,a:invoke_vi,b:invoke_vii,A:invoke_viidii,g:invoke_viii,i:invoke_viiii,m:invoke_viiiii,j:invoke_viiiiii,z:invoke_viiiiiiiii,N:_js_create_input_device,Ja:js_fd_read,M:_js_open_process,Ka:js_popen_to_file,La:_js_process_status,Ma:_js_waitpid,Ea:_proc_exit,Ra:_strptime,r:wasm_poll_socket,o:_wasm_setsockopt};var wasmExports;createWasm();var ___wasm_call_ctors=()=>(___wasm_call_ctors=wasmExports["_a"])();var _free=a0=>(_free=wasmExports["ab"])(a0);var _malloc=a0=>(_malloc=wasmExports["bb"])(a0);var _wasm_read=Module["_wasm_read"]=(a0,a1,a2)=>(_wasm_read=Module["_wasm_read"]=wasmExports["cb"])(a0,a1,a2);var _fflush=a0=>(_fflush=wasmExports["db"])(a0);var _wasm_popen=Module["_wasm_popen"]=(a0,a1)=>(_wasm_popen=Module["_wasm_popen"]=wasmExports["eb"])(a0,a1);var _wasm_php_exec=Module["_wasm_php_exec"]=(a0,a1,a2,a3)=>(_wasm_php_exec=Module["_wasm_php_exec"]=wasmExports["fb"])(a0,a1,a2,a3);var _php_pollfd_for=Module["_php_pollfd_for"]=(a0,a1,a2)=>(_php_pollfd_for=Module["_php_pollfd_for"]=wasmExports["gb"])(a0,a1,a2);var _htons=a0=>(_htons=wasmExports["hb"])(a0);var _ntohs=a0=>(_ntohs=wasmExports["ib"])(a0);var _htonl=a0=>(_htonl=wasmExports["jb"])(a0);var _wasm_sleep=Module["_wasm_sleep"]=a0=>(_wasm_sleep=Module["_wasm_sleep"]=wasmExports["kb"])(a0);var ___wrap_select=Module["___wrap_select"]=(a0,a1,a2,a3,a4)=>(___wrap_select=Module["___wrap_select"]=wasmExports["lb"])(a0,a1,a2,a3,a4);var _wasm_set_sapi_name=Module["_wasm_set_sapi_name"]=a0=>(_wasm_set_sapi_name=Module["_wasm_set_sapi_name"]=wasmExports["mb"])(a0);var _wasm_set_phpini_path=Module["_wasm_set_phpini_path"]=a0=>(_wasm_set_phpini_path=Module["_wasm_set_phpini_path"]=wasmExports["nb"])(a0);var _wasm_add_SERVER_entry=Module["_wasm_add_SERVER_entry"]=(a0,a1)=>(_wasm_add_SERVER_entry=Module["_wasm_add_SERVER_entry"]=wasmExports["ob"])(a0,a1);var _wasm_add_ENV_entry=Module["_wasm_add_ENV_entry"]=(a0,a1)=>(_wasm_add_ENV_entry=Module["_wasm_add_ENV_entry"]=wasmExports["pb"])(a0,a1);var _wasm_set_query_string=Module["_wasm_set_query_string"]=a0=>(_wasm_set_query_string=Module["_wasm_set_query_string"]=wasmExports["qb"])(a0);var _wasm_set_path_translated=Module["_wasm_set_path_translated"]=a0=>(_wasm_set_path_translated=Module["_wasm_set_path_translated"]=wasmExports["rb"])(a0);var _wasm_set_skip_shebang=Module["_wasm_set_skip_shebang"]=a0=>(_wasm_set_skip_shebang=Module["_wasm_set_skip_shebang"]=wasmExports["sb"])(a0);var _wasm_set_request_uri=Module["_wasm_set_request_uri"]=a0=>(_wasm_set_request_uri=Module["_wasm_set_request_uri"]=wasmExports["tb"])(a0);var _wasm_set_request_method=Module["_wasm_set_request_method"]=a0=>(_wasm_set_request_method=Module["_wasm_set_request_method"]=wasmExports["ub"])(a0);var _wasm_set_request_host=Module["_wasm_set_request_host"]=a0=>(_wasm_set_request_host=Module["_wasm_set_request_host"]=wasmExports["vb"])(a0);var _wasm_set_content_type=Module["_wasm_set_content_type"]=a0=>(_wasm_set_content_type=Module["_wasm_set_content_type"]=wasmExports["wb"])(a0);var _wasm_set_request_body=Module["_wasm_set_request_body"]=a0=>(_wasm_set_request_body=Module["_wasm_set_request_body"]=wasmExports["xb"])(a0);var _wasm_set_content_length=Module["_wasm_set_content_length"]=a0=>(_wasm_set_content_length=Module["_wasm_set_content_length"]=wasmExports["yb"])(a0);var _wasm_set_cookies=Module["_wasm_set_cookies"]=a0=>(_wasm_set_cookies=Module["_wasm_set_cookies"]=wasmExports["zb"])(a0);var _wasm_set_request_port=Module["_wasm_set_request_port"]=a0=>(_wasm_set_request_port=Module["_wasm_set_request_port"]=wasmExports["Ab"])(a0);var _wasm_sapi_request_shutdown=Module["_wasm_sapi_request_shutdown"]=()=>(_wasm_sapi_request_shutdown=Module["_wasm_sapi_request_shutdown"]=wasmExports["Bb"])();var _wasm_sapi_handle_request=Module["_wasm_sapi_handle_request"]=()=>(_wasm_sapi_handle_request=Module["_wasm_sapi_handle_request"]=wasmExports["Cb"])();var _php_wasm_init=Module["_php_wasm_init"]=()=>(_php_wasm_init=Module["_php_wasm_init"]=wasmExports["Db"])();var _wasm_free=Module["_wasm_free"]=a0=>(_wasm_free=Module["_wasm_free"]=wasmExports["Eb"])(a0);var ___funcs_on_exit=()=>(___funcs_on_exit=wasmExports["Fb"])();var _emscripten_builtin_memalign=(a0,a1)=>(_emscripten_builtin_memalign=wasmExports["Gb"])(a0,a1);var __emscripten_timeout=(a0,a1)=>(__emscripten_timeout=wasmExports["Hb"])(a0,a1);var _setThrew=(a0,a1)=>(_setThrew=wasmExports["Ib"])(a0,a1);var __emscripten_tempret_set=a0=>(__emscripten_tempret_set=wasmExports["Jb"])(a0);var __emscripten_stack_restore=a0=>(__emscripten_stack_restore=wasmExports["Kb"])(a0);var __emscripten_stack_alloc=a0=>(__emscripten_stack_alloc=wasmExports["Lb"])(a0);var _emscripten_stack_get_current=()=>(_emscripten_stack_get_current=wasmExports["Mb"])();var dynCall_iiii=Module["dynCall_iiii"]=(a0,a1,a2,a3)=>(dynCall_iiii=Module["dynCall_iiii"]=wasmExports["Nb"])(a0,a1,a2,a3);var dynCall_ii=Module["dynCall_ii"]=(a0,a1)=>(dynCall_ii=Module["dynCall_ii"]=wasmExports["Ob"])(a0,a1);var dynCall_vi=Module["dynCall_vi"]=(a0,a1)=>(dynCall_vi=Module["dynCall_vi"]=wasmExports["Pb"])(a0,a1);var dynCall_viiiii=Module["dynCall_viiiii"]=(a0,a1,a2,a3,a4,a5)=>(dynCall_viiiii=Module["dynCall_viiiii"]=wasmExports["Qb"])(a0,a1,a2,a3,a4,a5);var dynCall_iii=Module["dynCall_iii"]=(a0,a1,a2)=>(dynCall_iii=Module["dynCall_iii"]=wasmExports["Rb"])(a0,a1,a2);var dynCall_iiiii=Module["dynCall_iiiii"]=(a0,a1,a2,a3,a4)=>(dynCall_iiiii=Module["dynCall_iiiii"]=wasmExports["Sb"])(a0,a1,a2,a3,a4);var dynCall_iiiiiii=Module["dynCall_iiiiiii"]=(a0,a1,a2,a3,a4,a5,a6)=>(dynCall_iiiiiii=Module["dynCall_iiiiiii"]=wasmExports["Tb"])(a0,a1,a2,a3,a4,a5,a6);var dynCall_iiiiii=Module["dynCall_iiiiii"]=(a0,a1,a2,a3,a4,a5)=>(dynCall_iiiiii=Module["dynCall_iiiiii"]=wasmExports["Ub"])(a0,a1,a2,a3,a4,a5);var dynCall_i=Module["dynCall_i"]=a0=>(dynCall_i=Module["dynCall_i"]=wasmExports["Vb"])(a0);var dynCall_vii=Module["dynCall_vii"]=(a0,a1,a2)=>(dynCall_vii=Module["dynCall_vii"]=wasmExports["Wb"])(a0,a1,a2);var dynCall_viii=Module["dynCall_viii"]=(a0,a1,a2,a3)=>(dynCall_viii=Module["dynCall_viii"]=wasmExports["Xb"])(a0,a1,a2,a3);var dynCall_viiii=Module["dynCall_viiii"]=(a0,a1,a2,a3,a4)=>(dynCall_viiii=Module["dynCall_viiii"]=wasmExports["Yb"])(a0,a1,a2,a3,a4);var dynCall_v=Module["dynCall_v"]=a0=>(dynCall_v=Module["dynCall_v"]=wasmExports["Zb"])(a0);var dynCall_viiiiiiiii=Module["dynCall_viiiiiiiii"]=(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9)=>(dynCall_viiiiiiiii=Module["dynCall_viiiiiiiii"]=wasmExports["_b"])(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9);var dynCall_viiiiii=Module["dynCall_viiiiii"]=(a0,a1,a2,a3,a4,a5,a6)=>(dynCall_viiiiii=Module["dynCall_viiiiii"]=wasmExports["$b"])(a0,a1,a2,a3,a4,a5,a6);var dynCall_iiiiiiii=Module["dynCall_iiiiiiii"]=(a0,a1,a2,a3,a4,a5,a6,a7)=>(dynCall_iiiiiiii=Module["dynCall_iiiiiiii"]=wasmExports["ac"])(a0,a1,a2,a3,a4,a5,a6,a7);var dynCall_iiiiiiiiii=Module["dynCall_iiiiiiiiii"]=(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9)=>(dynCall_iiiiiiiiii=Module["dynCall_iiiiiiiiii"]=wasmExports["bc"])(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9);var dynCall_jii=Module["dynCall_jii"]=(a0,a1,a2)=>(dynCall_jii=Module["dynCall_jii"]=wasmExports["cc"])(a0,a1,a2);var dynCall_viidii=Module["dynCall_viidii"]=(a0,a1,a2,a3,a4,a5)=>(dynCall_viidii=Module["dynCall_viidii"]=wasmExports["dc"])(a0,a1,a2,a3,a4,a5);var _asyncify_start_unwind=a0=>(_asyncify_start_unwind=wasmExports["ec"])(a0);var _asyncify_stop_unwind=()=>(_asyncify_stop_unwind=wasmExports["fc"])();var _asyncify_start_rewind=a0=>(_asyncify_start_rewind=wasmExports["gc"])(a0);var _asyncify_stop_rewind=()=>(_asyncify_stop_rewind=wasmExports["hc"])();function invoke_iiiiiii(index,a1,a2,a3,a4,a5,a6){var sp=stackSave();try{return dynCall_iiiiiii(index,a1,a2,a3,a4,a5,a6)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_vi(index,a1){var sp=stackSave();try{dynCall_vi(index,a1)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iii(index,a1,a2){var sp=stackSave();try{return dynCall_iii(index,a1,a2)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiii(index,a1,a2,a3,a4){var sp=stackSave();try{return dynCall_iiiii(index,a1,a2,a3,a4)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_ii(index,a1){var sp=stackSave();try{return dynCall_ii(index,a1)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiii(index,a1,a2,a3){var sp=stackSave();try{return dynCall_iiii(index,a1,a2,a3)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiii(index,a1,a2,a3,a4){var sp=stackSave();try{dynCall_viiii(index,a1,a2,a3,a4)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9){var sp=stackSave();try{return dynCall_iiiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_vii(index,a1,a2){var sp=stackSave();try{dynCall_vii(index,a1,a2)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_i(index){var sp=stackSave();try{return dynCall_i(index)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viii(index,a1,a2,a3){var sp=stackSave();try{dynCall_viii(index,a1,a2,a3)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_v(index){var sp=stackSave();try{dynCall_v(index)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiiiii(index,a1,a2,a3,a4,a5,a6){var sp=stackSave();try{dynCall_viiiiii(index,a1,a2,a3,a4,a5,a6)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiiii(index,a1,a2,a3,a4,a5){var sp=stackSave();try{dynCall_viiiii(index,a1,a2,a3,a4,a5)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viidii(index,a1,a2,a3,a4,a5){var sp=stackSave();try{dynCall_viidii(index,a1,a2,a3,a4,a5)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiiii(index,a1,a2,a3,a4,a5){var sp=stackSave();try{return dynCall_iiiiii(index,a1,a2,a3,a4,a5)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9){var sp=stackSave();try{dynCall_viiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiiiiii(index,a1,a2,a3,a4,a5,a6,a7){var sp=stackSave();try{return dynCall_iiiiiiii(index,a1,a2,a3,a4,a5,a6,a7)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_jii(index,a1,a2){var sp=stackSave();try{return dynCall_jii(index,a1,a2)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}Module["addRunDependency"]=addRunDependency;Module["removeRunDependency"]=removeRunDependency;Module["wasmExports"]=wasmExports;Module["ccall"]=ccall;Module["FS_createPreloadedFile"]=FS_createPreloadedFile;Module["FS_unlink"]=FS_unlink;Module["FS_createPath"]=FS_createPath;Module["FS_createDevice"]=FS_createDevice;Module["FS_createDataFile"]=FS_createDataFile;Module["FS_createLazyFile"]=FS_createLazyFile;Module["PROXYFS"]=PROXYFS;var calledRun;dependenciesFulfilled=function runCaller(){if(!calledRun)run();if(!calledRun)dependenciesFulfilled=runCaller};function run(){if(runDependencies>0){return}preRun();if(runDependencies>0){return}function doRun(){if(calledRun)return;calledRun=true;Module["calledRun"]=true;if(ABORT)return;initRuntime();Module["onRuntimeInitialized"]?.();postRun()}if(Module["setStatus"]){Module["setStatus"]("Running...");setTimeout(()=>{setTimeout(()=>Module["setStatus"](""),1);doRun()},1)}else{doRun()}}if(Module["preInit"]){if(typeof Module["preInit"]=="function")Module["preInit"]=[Module["preInit"]];while(Module["preInit"].length>0){Module["preInit"].pop()()}}run(); /** * Emscripten resolves `localhost` to a random IP address. Let's * make it always resolve to 127.0.0.1. diff --git a/packages/php-wasm/web/public/php/asyncify/php_8_1.js b/packages/php-wasm/web/public/php/asyncify/php_8_1.js index 1f6e11783e..7121a8d926 100644 --- a/packages/php-wasm/web/public/php/asyncify/php_8_1.js +++ b/packages/php-wasm/web/public/php/asyncify/php_8_1.js @@ -1,46 +1,20 @@ import dependencyFilename from './8_1_23/php_8_1.wasm'; export { dependencyFilename }; -export const dependenciesTotalSize = 12645394; +export const dependenciesTotalSize = 12635656; export function init(RuntimeName, PHPLoader) { - /** - * Overrides Emscripten's default ExitStatus object which gets - * thrown on failure. Unfortunately, the default object is not - * a subclass of Error and does not provide any stack trace. - * - * This is a deliberate behavior on Emscripten's end to prevent - * memory leaks after the program exits. See: - * - * https://github.com/emscripten-core/emscripten/pull/9108 - * - * In case of WordPress Playground, the worker in which the PHP - * runs will typically exit after the PHP program finishes, so - * we don't have to worry about memory leaks. - * - * As for assigning to a previously undeclared ExitStatus variable here, - * the Emscripten module declares `ExitStatus` as `function ExitStatus` - * which means it gets hoisted to the top of the scope and can be - * reassigned here – before the actual declaration is reached. - * - * If that sounds weird, try this example: - * - * ExitStatus = () => { console.log("reassigned"); } - * function ExitStatus() {} - * ExitStatus(); - * // logs "reassigned" - */ - ExitStatus = class PHPExitStatus extends Error { - constructor(status) { - super(status); - this.name = "ExitStatus"; - this.message = "Program terminated with exit(" + status + ")"; - this.status = status; - } - } - // The rest of the code comes from the built php.js file and esm-suffix.js -var Module=typeof PHPLoader!="undefined"?PHPLoader:{};var ENVIRONMENT_IS_WEB=RuntimeName==="WEB";var ENVIRONMENT_IS_WORKER=RuntimeName==="WORKER";var ENVIRONMENT_IS_NODE=RuntimeName==="NODE";var moduleOverrides=Object.assign({},Module);var arguments_=[];var thisProgram="./this.program";var quit_=(status,toThrow)=>{throw toThrow};var scriptDirectory="";function locateFile(path){if(Module["locateFile"]){return Module["locateFile"](path,scriptDirectory)}return scriptDirectory+path}var read_,readAsync,readBinary;if(ENVIRONMENT_IS_WEB||ENVIRONMENT_IS_WORKER){if(ENVIRONMENT_IS_WORKER){scriptDirectory=self.location.href}else if(typeof document!="undefined"&&document.currentScript){scriptDirectory=document.currentScript.src}if(scriptDirectory.startsWith("blob:")){scriptDirectory=""}else{scriptDirectory=scriptDirectory.substr(0,scriptDirectory.replace(/[?#].*/,"").lastIndexOf("/")+1)}{read_=url=>{var xhr=new XMLHttpRequest;xhr.open("GET",url,false);xhr.send(null);return xhr.responseText};if(ENVIRONMENT_IS_WORKER){readBinary=url=>{var xhr=new XMLHttpRequest;xhr.open("GET",url,false);xhr.responseType="arraybuffer";xhr.send(null);return new Uint8Array(xhr.response)}}readAsync=(url,onload,onerror)=>{fetch(url,{credentials:"same-origin"}).then(response=>{if(response.ok){return response.arrayBuffer()}return Promise.reject(new Error(response.status+" : "+response.url))}).then(onload,onerror)}}}else{}var out=Module["print"]||console.log.bind(console);var err=Module["printErr"]||console.error.bind(console);Object.assign(Module,moduleOverrides);moduleOverrides=null;if(Module["arguments"])arguments_=Module["arguments"];if(Module["thisProgram"])thisProgram=Module["thisProgram"];if(Module["quit"])quit_=Module["quit"];var wasmBinary;if(Module["wasmBinary"])wasmBinary=Module["wasmBinary"];var wasmMemory;var ABORT=false;var EXITSTATUS;function assert(condition,text){if(!condition){abort(text)}}var HEAP8,HEAPU8,HEAP16,HEAPU16,HEAP32,HEAPU32,HEAPF32,HEAPF64;function updateMemoryViews(){var b=wasmMemory.buffer;Module["HEAP8"]=HEAP8=new Int8Array(b);Module["HEAP16"]=HEAP16=new Int16Array(b);Module["HEAPU8"]=HEAPU8=new Uint8Array(b);Module["HEAPU16"]=HEAPU16=new Uint16Array(b);Module["HEAP32"]=HEAP32=new Int32Array(b);Module["HEAPU32"]=HEAPU32=new Uint32Array(b);Module["HEAPF32"]=HEAPF32=new Float32Array(b);Module["HEAPF64"]=HEAPF64=new Float64Array(b)}var __ATPRERUN__=[];var __ATINIT__=[];var __ATEXIT__=[];var __ATPOSTRUN__=[];var runtimeInitialized=false;var runtimeExited=false;function preRun(){if(Module["preRun"]){if(typeof Module["preRun"]=="function")Module["preRun"]=[Module["preRun"]];while(Module["preRun"].length){addOnPreRun(Module["preRun"].shift())}}callRuntimeCallbacks(__ATPRERUN__)}function initRuntime(){runtimeInitialized=true;SOCKFS.root=FS.mount(SOCKFS,{},null);if(!Module["noFSInit"]&&!FS.init.initialized)FS.init();FS.ignorePermissions=false;TTY.init();PIPEFS.root=FS.mount(PIPEFS,{},null);callRuntimeCallbacks(__ATINIT__)}function exitRuntime(){___funcs_on_exit();callRuntimeCallbacks(__ATEXIT__);FS.quit();TTY.shutdown();runtimeExited=true}function postRun(){if(Module["postRun"]){if(typeof Module["postRun"]=="function")Module["postRun"]=[Module["postRun"]];while(Module["postRun"].length){addOnPostRun(Module["postRun"].shift())}}callRuntimeCallbacks(__ATPOSTRUN__)}function addOnPreRun(cb){__ATPRERUN__.unshift(cb)}function addOnInit(cb){__ATINIT__.unshift(cb)}function addOnPostRun(cb){__ATPOSTRUN__.unshift(cb)}var runDependencies=0;var runDependencyWatcher=null;var dependenciesFulfilled=null;function getUniqueRunDependency(id){return id}function addRunDependency(id){runDependencies++;Module["monitorRunDependencies"]?.(runDependencies)}function removeRunDependency(id){runDependencies--;Module["monitorRunDependencies"]?.(runDependencies);if(runDependencies==0){if(runDependencyWatcher!==null){clearInterval(runDependencyWatcher);runDependencyWatcher=null}if(dependenciesFulfilled){var callback=dependenciesFulfilled;dependenciesFulfilled=null;callback()}}}function abort(what){Module["onAbort"]?.(what);what="Aborted("+what+")";err(what);ABORT=true;EXITSTATUS=1;what+=". Build with -sASSERTIONS for more info.";var e=new WebAssembly.RuntimeError(what);throw e}var dataURIPrefix="data:application/octet-stream;base64,";var isDataURI=filename=>filename.startsWith(dataURIPrefix);function findWasmBinary(){var f=dependencyFilename;if(!isDataURI(f)){return locateFile(f)}return f}var wasmBinaryFile;function getBinarySync(file){if(file==wasmBinaryFile&&wasmBinary){return new Uint8Array(wasmBinary)}if(readBinary){return readBinary(file)}throw"both async and sync fetching of the wasm failed"}function getBinaryPromise(binaryFile){if(!wasmBinary){return new Promise((resolve,reject)=>{readAsync(binaryFile,response=>resolve(new Uint8Array(response)),error=>{try{resolve(getBinarySync(binaryFile))}catch(e){reject(e)}})})}return Promise.resolve().then(()=>getBinarySync(binaryFile))}function instantiateArrayBuffer(binaryFile,imports,receiver){return getBinaryPromise(binaryFile).then(binary=>WebAssembly.instantiate(binary,imports)).then(receiver,reason=>{err(`failed to asynchronously prepare wasm: ${reason}`);abort(reason)})}function instantiateAsync(binary,binaryFile,imports,callback){if(!binary&&typeof WebAssembly.instantiateStreaming=="function"&&!isDataURI(binaryFile)&&typeof fetch=="function"){return fetch(binaryFile,{credentials:"same-origin"}).then(response=>{var result=WebAssembly.instantiateStreaming(response,imports);return result.then(callback,function(reason){err(`wasm streaming compile failed: ${reason}`);err("falling back to ArrayBuffer instantiation");return instantiateArrayBuffer(binaryFile,imports,callback)})})}return instantiateArrayBuffer(binaryFile,imports,callback)}function getWasmImports(){return{a:wasmImports}}function createWasm(){var info=getWasmImports();function receiveInstance(instance,module){wasmExports=instance.exports;wasmExports=Asyncify.instrumentWasmExports(wasmExports);Module["wasmExports"]=wasmExports;wasmMemory=wasmExports["db"];updateMemoryViews();wasmTable=wasmExports["gb"];addOnInit(wasmExports["eb"]);removeRunDependency("wasm-instantiate");return wasmExports}addRunDependency("wasm-instantiate");function receiveInstantiationResult(result){receiveInstance(result["instance"])}if(Module["instantiateWasm"]){try{return Module["instantiateWasm"](info,receiveInstance)}catch(e){err(`Module.instantiateWasm callback failed with error: ${e}`);return false}}if(!wasmBinaryFile)wasmBinaryFile=findWasmBinary();instantiateAsync(wasmBinary,wasmBinaryFile,info,receiveInstantiationResult);return{}}var tempDouble;var tempI64;function js_popen_to_file(command,mode,exitCodePtr){const returnCallback=resolver=>Asyncify.handleSleep(resolver);if(!command)return 1;const cmdstr=UTF8ToString(command);if(!cmdstr.length)return 0;const modestr=UTF8ToString(mode);if(!modestr.length)return 0;if(modestr==="w"){console.error('popen($cmd, "w") is not implemented yet')}return returnCallback(async wakeUp=>{let cp;try{cp=PHPWASM.spawnProcess(cmdstr,[]);if(cp instanceof Promise){cp=await cp}}catch(e){console.error(e);if(e.code==="SPAWN_UNSUPPORTED"){return 1}throw e}const outByteArrays=[];cp.stdout.on("data",function(data){outByteArrays.push(data)});const outputPath="/tmp/popen_output";cp.on("exit",function(exitCode){const outBytes=new Uint8Array(outByteArrays.reduce((acc,curr)=>acc+curr.length,0));let offset=0;for(const byteArray of outByteArrays){outBytes.set(byteArray,offset);offset+=byteArray.length}FS.writeFile(outputPath,outBytes);HEAPU8[exitCodePtr]=exitCode;wakeUp(allocateUTF8OnStack(outputPath))})})}function wasm_poll_socket(socketd,events,timeout){const returnCallback=resolver=>Asyncify.handleSleep(resolver);const POLLIN=1;const POLLPRI=2;const POLLOUT=4;const POLLERR=8;const POLLHUP=16;const POLLNVAL=32;return returnCallback(wakeUp=>{const polls=[];if(socketd in PHPWASM.child_proc_by_fd){const procInfo=PHPWASM.child_proc_by_fd[socketd];if(procInfo.exited){wakeUp(0);return}polls.push(PHPWASM.awaitEvent(procInfo.stdout,"data"))}else if(FS.isSocket(FS.getStream(socketd)?.node.mode)){const sock=getSocketFromFD(socketd);if(!sock){wakeUp(0);return}const lookingFor=new Set;if(events&POLLIN||events&POLLPRI){if(sock.server){for(const client of sock.pending){if((client.recv_queue||[]).length>0){wakeUp(1);return}}}else if((sock.recv_queue||[]).length>0){wakeUp(1);return}}const webSockets=PHPWASM.getAllWebSockets(sock);if(!webSockets.length){wakeUp(0);return}for(const ws of webSockets){if(events&POLLIN||events&POLLPRI){polls.push(PHPWASM.awaitData(ws));lookingFor.add("POLLIN")}if(events&POLLOUT){polls.push(PHPWASM.awaitConnection(ws));lookingFor.add("POLLOUT")}if(events&POLLHUP){polls.push(PHPWASM.awaitClose(ws));lookingFor.add("POLLHUP")}if(events&POLLERR||events&POLLNVAL){polls.push(PHPWASM.awaitError(ws));lookingFor.add("POLLERR")}}}else{setTimeout(function(){wakeUp(1)},timeout);return}if(polls.length===0){console.warn("Unsupported poll event "+events+", defaulting to setTimeout().");setTimeout(function(){wakeUp(0)},timeout);return}const promises=polls.map(([promise])=>promise);const clearPolling=()=>polls.forEach(([,clear])=>clear());let awaken=false;let timeoutId;Promise.race(promises).then(function(results){if(!awaken){awaken=true;wakeUp(1);if(timeoutId){clearTimeout(timeoutId)}clearPolling()}});if(timeout!==-1){timeoutId=setTimeout(function(){if(!awaken){awaken=true;wakeUp(0);clearPolling()}},timeout)}})}function js_fd_read(fd,iov,iovcnt,pnum){const returnCallback=resolver=>Asyncify.handleSleep(resolver);if(Asyncify?.State?.Normal===undefined||Asyncify?.state===Asyncify?.State?.Normal){var returnCode;var stream;let num=0;try{stream=SYSCALLS.getStreamFromFD(fd);const num=doReadv(stream,iov,iovcnt);HEAPU32[pnum>>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError")){throw e}if(e.errno!==6||!(stream?.fd in PHPWASM.child_proc_by_fd)){HEAPU32[pnum>>2]=0;return returnCode}}}return returnCallback(wakeUp=>{var retries=0;var interval=50;var timeout=5e3;var maxRetries=timeout/interval;function poll(){var returnCode;var stream;let num;try{stream=SYSCALLS.getStreamFromFD(fd);num=doReadv(stream,iov,iovcnt);returnCode=0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError")){console.error(e);throw e}returnCode=e.errno}const success=returnCode===0;const failure=++retries>maxRetries||!(fd in PHPWASM.child_proc_by_fd)||PHPWASM.child_proc_by_fd[fd]?.exited||FS.isClosed(stream);if(success){HEAPU32[pnum>>2]=num;wakeUp(0)}else if(failure){HEAPU32[pnum>>2]=0;wakeUp(returnCode===6?0:returnCode)}else{setTimeout(poll,interval)}}poll()})}function __asyncjs__js_module_onMessage(data,response_buffer){return Asyncify.handleAsync(async()=>{if(Module["onMessage"]){const dataStr=UTF8ToString(data);return Module["onMessage"](dataStr).then(response=>{const responseBytes=typeof response==="string"?(new TextEncoder).encode(response):response;const responseSize=responseBytes.byteLength;const responsePtr=_malloc(responseSize+1);HEAPU8.set(responseBytes,responsePtr);HEAPU8[responsePtr+responseSize]=0;HEAPU8[response_buffer]=responsePtr;HEAPU8[response_buffer+1]=responsePtr>>8;HEAPU8[response_buffer+2]=responsePtr>>16;HEAPU8[response_buffer+3]=responsePtr>>24;return responseSize}).catch(e=>{console.error(e);return-1})}})}function ExitStatus(status){this.name="ExitStatus";this.message=`Program terminated with exit(${status})`;this.status=status}var callRuntimeCallbacks=callbacks=>{while(callbacks.length>0){callbacks.shift()(Module)}};var noExitRuntime=Module["noExitRuntime"]||false;var stackRestore=val=>__emscripten_stack_restore(val);var stackSave=()=>_emscripten_stack_get_current();function _SharpYuvConvert(){abort("missing function: SharpYuvConvert")}_SharpYuvConvert.stub=true;function _SharpYuvGetConversionMatrix(){abort("missing function: SharpYuvGetConversionMatrix")}_SharpYuvGetConversionMatrix.stub=true;function _SharpYuvInit(){abort("missing function: SharpYuvInit")}_SharpYuvInit.stub=true;var UTF8Decoder=typeof TextDecoder!="undefined"?new TextDecoder("utf8"):undefined;var UTF8ArrayToString=(heapOrArray,idx,maxBytesToRead)=>{var endIdx=idx+maxBytesToRead;var endPtr=idx;while(heapOrArray[endPtr]&&!(endPtr>=endIdx))++endPtr;if(endPtr-idx>16&&heapOrArray.buffer&&UTF8Decoder){return UTF8Decoder.decode(heapOrArray.subarray(idx,endPtr))}var str="";while(idx>10,56320|ch&1023)}}return str};var UTF8ToString=(ptr,maxBytesToRead)=>ptr?UTF8ArrayToString(HEAPU8,ptr,maxBytesToRead):"";Module["UTF8ToString"]=UTF8ToString;var ___assert_fail=(condition,filename,line,func)=>{abort(`Assertion failed: ${UTF8ToString(condition)}, at: `+[filename?UTF8ToString(filename):"unknown filename",line,func?UTF8ToString(func):"unknown function"])};var ___call_sighandler=(fp,sig)=>(a1=>dynCall_vi(fp,a1))(sig);var initRandomFill=()=>{if(typeof crypto=="object"&&typeof crypto["getRandomValues"]=="function"){return view=>crypto.getRandomValues(view)}else abort("initRandomDevice")};var randomFill=view=>(randomFill=initRandomFill())(view);var PATH={isAbs:path=>path.charAt(0)==="/",splitPath:filename=>{var splitPathRe=/^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/;return splitPathRe.exec(filename).slice(1)},normalizeArray:(parts,allowAboveRoot)=>{var up=0;for(var i=parts.length-1;i>=0;i--){var last=parts[i];if(last==="."){parts.splice(i,1)}else if(last===".."){parts.splice(i,1);up++}else if(up){parts.splice(i,1);up--}}if(allowAboveRoot){for(;up;up--){parts.unshift("..")}}return parts},normalize:path=>{var isAbsolute=PATH.isAbs(path),trailingSlash=path.substr(-1)==="/";path=PATH.normalizeArray(path.split("/").filter(p=>!!p),!isAbsolute).join("/");if(!path&&!isAbsolute){path="."}if(path&&trailingSlash){path+="/"}return(isAbsolute?"/":"")+path},dirname:path=>{var result=PATH.splitPath(path),root=result[0],dir=result[1];if(!root&&!dir){return"."}if(dir){dir=dir.substr(0,dir.length-1)}return root+dir},basename:path=>{if(path==="/")return"/";path=PATH.normalize(path);path=path.replace(/\/$/,"");var lastSlash=path.lastIndexOf("/");if(lastSlash===-1)return path;return path.substr(lastSlash+1)},join:(...paths)=>PATH.normalize(paths.join("/")),join2:(l,r)=>PATH.normalize(l+"/"+r)};var PATH_FS={resolve:(...args)=>{var resolvedPath="",resolvedAbsolute=false;for(var i=args.length-1;i>=-1&&!resolvedAbsolute;i--){var path=i>=0?args[i]:FS.cwd();if(typeof path!="string"){throw new TypeError("Arguments to path.resolve must be strings")}else if(!path){return""}resolvedPath=path+"/"+resolvedPath;resolvedAbsolute=PATH.isAbs(path)}resolvedPath=PATH.normalizeArray(resolvedPath.split("/").filter(p=>!!p),!resolvedAbsolute).join("/");return(resolvedAbsolute?"/":"")+resolvedPath||"."},relative:(from,to)=>{from=PATH_FS.resolve(from).substr(1);to=PATH_FS.resolve(to).substr(1);function trim(arr){var start=0;for(;start=0;end--){if(arr[end]!=="")break}if(start>end)return[];return arr.slice(start,end-start+1)}var fromParts=trim(from.split("/"));var toParts=trim(to.split("/"));var length=Math.min(fromParts.length,toParts.length);var samePartsLength=length;for(var i=0;i{var len=0;for(var i=0;i=55296&&c<=57343){len+=4;++i}else{len+=3}}return len};Module["lengthBytesUTF8"]=lengthBytesUTF8;var stringToUTF8Array=(str,heap,outIdx,maxBytesToWrite)=>{if(!(maxBytesToWrite>0))return 0;var startIdx=outIdx;var endIdx=outIdx+maxBytesToWrite-1;for(var i=0;i=55296&&u<=57343){var u1=str.charCodeAt(++i);u=65536+((u&1023)<<10)|u1&1023}if(u<=127){if(outIdx>=endIdx)break;heap[outIdx++]=u}else if(u<=2047){if(outIdx+1>=endIdx)break;heap[outIdx++]=192|u>>6;heap[outIdx++]=128|u&63}else if(u<=65535){if(outIdx+2>=endIdx)break;heap[outIdx++]=224|u>>12;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}else{if(outIdx+3>=endIdx)break;heap[outIdx++]=240|u>>18;heap[outIdx++]=128|u>>12&63;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}}heap[outIdx]=0;return outIdx-startIdx};function intArrayFromString(stringy,dontAddNull,length){var len=length>0?length:lengthBytesUTF8(stringy)+1;var u8array=new Array(len);var numBytesWritten=stringToUTF8Array(stringy,u8array,0,u8array.length);if(dontAddNull)u8array.length=numBytesWritten;return u8array}var FS_stdin_getChar=()=>{if(!FS_stdin_getChar_buffer.length){var result=null;if(typeof window!="undefined"&&typeof window.prompt=="function"){result=window.prompt("Input: ");if(result!==null){result+="\n"}}else{}if(!result){return null}FS_stdin_getChar_buffer=intArrayFromString(result,true)}return FS_stdin_getChar_buffer.shift()};var TTY={ttys:[],init(){},shutdown(){},register(dev,ops){TTY.ttys[dev]={input:[],output:[],ops:ops};FS.registerDevice(dev,TTY.stream_ops)},stream_ops:{open(stream){var tty=TTY.ttys[stream.node.rdev];if(!tty){throw new FS.ErrnoError(43)}stream.tty=tty;stream.seekable=false},close(stream){stream.tty.ops.fsync(stream.tty)},fsync(stream){stream.tty.ops.fsync(stream.tty)},read(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.get_char){throw new FS.ErrnoError(60)}var bytesRead=0;for(var i=0;i0){out(UTF8ArrayToString(tty.output,0));tty.output=[]}},ioctl_tcgets(tty){return{c_iflag:25856,c_oflag:5,c_cflag:191,c_lflag:35387,c_cc:[3,28,127,21,4,0,1,0,17,19,26,0,18,15,23,22,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]}},ioctl_tcsets(tty,optional_actions,data){return 0},ioctl_tiocgwinsz(tty){return[24,80]}},default_tty1_ops:{put_char(tty,val){if(val===null||val===10){err(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}},fsync(tty){if(tty.output&&tty.output.length>0){err(UTF8ArrayToString(tty.output,0));tty.output=[]}}}};var zeroMemory=(address,size)=>{HEAPU8.fill(0,address,address+size);return address};var alignMemory=(size,alignment)=>Math.ceil(size/alignment)*alignment;var mmapAlloc=size=>{size=alignMemory(size,65536);var ptr=_emscripten_builtin_memalign(65536,size);if(!ptr)return 0;return zeroMemory(ptr,size)};var MEMFS={ops_table:null,mount(mount){return MEMFS.createNode(null,"/",16384|511,0)},createNode(parent,name,mode,dev){if(FS.isBlkdev(mode)||FS.isFIFO(mode)){throw new FS.ErrnoError(63)}MEMFS.ops_table||={dir:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,lookup:MEMFS.node_ops.lookup,mknod:MEMFS.node_ops.mknod,rename:MEMFS.node_ops.rename,unlink:MEMFS.node_ops.unlink,rmdir:MEMFS.node_ops.rmdir,readdir:MEMFS.node_ops.readdir,symlink:MEMFS.node_ops.symlink},stream:{llseek:MEMFS.stream_ops.llseek}},file:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:{llseek:MEMFS.stream_ops.llseek,read:MEMFS.stream_ops.read,write:MEMFS.stream_ops.write,allocate:MEMFS.stream_ops.allocate,mmap:MEMFS.stream_ops.mmap,msync:MEMFS.stream_ops.msync}},link:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,readlink:MEMFS.node_ops.readlink},stream:{}},chrdev:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:FS.chrdev_stream_ops}};var node=FS.createNode(parent,name,mode,dev);if(FS.isDir(node.mode)){node.node_ops=MEMFS.ops_table.dir.node;node.stream_ops=MEMFS.ops_table.dir.stream;node.contents={}}else if(FS.isFile(node.mode)){node.node_ops=MEMFS.ops_table.file.node;node.stream_ops=MEMFS.ops_table.file.stream;node.usedBytes=0;node.contents=null}else if(FS.isLink(node.mode)){node.node_ops=MEMFS.ops_table.link.node;node.stream_ops=MEMFS.ops_table.link.stream}else if(FS.isChrdev(node.mode)){node.node_ops=MEMFS.ops_table.chrdev.node;node.stream_ops=MEMFS.ops_table.chrdev.stream}node.timestamp=Date.now();if(parent){parent.contents[name]=node;parent.timestamp=node.timestamp}return node},getFileDataAsTypedArray(node){if(!node.contents)return new Uint8Array(0);if(node.contents.subarray)return node.contents.subarray(0,node.usedBytes);return new Uint8Array(node.contents)},expandFileStorage(node,newCapacity){var prevCapacity=node.contents?node.contents.length:0;if(prevCapacity>=newCapacity)return;var CAPACITY_DOUBLING_MAX=1024*1024;newCapacity=Math.max(newCapacity,prevCapacity*(prevCapacity>>0);if(prevCapacity!=0)newCapacity=Math.max(newCapacity,256);var oldContents=node.contents;node.contents=new Uint8Array(newCapacity);if(node.usedBytes>0)node.contents.set(oldContents.subarray(0,node.usedBytes),0)},resizeFileStorage(node,newSize){if(node.usedBytes==newSize)return;if(newSize==0){node.contents=null;node.usedBytes=0}else{var oldContents=node.contents;node.contents=new Uint8Array(newSize);if(oldContents){node.contents.set(oldContents.subarray(0,Math.min(newSize,node.usedBytes)))}node.usedBytes=newSize}},node_ops:{getattr(node){var attr={};attr.dev=FS.isChrdev(node.mode)?node.id:1;attr.ino=node.id;attr.mode=node.mode;attr.nlink=1;attr.uid=0;attr.gid=0;attr.rdev=node.rdev;if(FS.isDir(node.mode)){attr.size=4096}else if(FS.isFile(node.mode)){attr.size=node.usedBytes}else if(FS.isLink(node.mode)){attr.size=node.link.length}else{attr.size=0}attr.atime=new Date(node.timestamp);attr.mtime=new Date(node.timestamp);attr.ctime=new Date(node.timestamp);attr.blksize=4096;attr.blocks=Math.ceil(attr.size/attr.blksize);return attr},setattr(node,attr){if(attr.mode!==undefined){node.mode=attr.mode}if(attr.timestamp!==undefined){node.timestamp=attr.timestamp}if(attr.size!==undefined){MEMFS.resizeFileStorage(node,attr.size)}},lookup(parent,name){throw FS.genericErrors[44]},mknod(parent,name,mode,dev){return MEMFS.createNode(parent,name,mode,dev)},rename(old_node,new_dir,new_name){if(FS.isDir(old_node.mode)){var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(new_node){for(var i in new_node.contents){throw new FS.ErrnoError(55)}}}delete old_node.parent.contents[old_node.name];old_node.parent.timestamp=Date.now();old_node.name=new_name;new_dir.contents[new_name]=old_node;new_dir.timestamp=old_node.parent.timestamp},unlink(parent,name){delete parent.contents[name];parent.timestamp=Date.now()},rmdir(parent,name){var node=FS.lookupNode(parent,name);for(var i in node.contents){throw new FS.ErrnoError(55)}delete parent.contents[name];parent.timestamp=Date.now()},readdir(node){var entries=[".",".."];for(var key of Object.keys(node.contents)){entries.push(key)}return entries},symlink(parent,newname,oldpath){var node=MEMFS.createNode(parent,newname,511|40960,0);node.link=oldpath;return node},readlink(node){if(!FS.isLink(node.mode)){throw new FS.ErrnoError(28)}return node.link}},stream_ops:{read(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=stream.node.usedBytes)return 0;var size=Math.min(stream.node.usedBytes-position,length);if(size>8&&contents.subarray){buffer.set(contents.subarray(position,position+size),offset)}else{for(var i=0;i0||position+length{var dep=!noRunDep?getUniqueRunDependency(`al ${url}`):"";readAsync(url,arrayBuffer=>{onload(new Uint8Array(arrayBuffer));if(dep)removeRunDependency(dep)},event=>{if(onerror){onerror()}else{throw`Loading data file "${url}" failed.`}});if(dep)addRunDependency(dep)};var FS_createDataFile=(parent,name,fileData,canRead,canWrite,canOwn)=>{FS.createDataFile(parent,name,fileData,canRead,canWrite,canOwn)};var preloadPlugins=Module["preloadPlugins"]||[];var FS_handledByPreloadPlugin=(byteArray,fullname,finish,onerror)=>{if(typeof Browser!="undefined")Browser.init();var handled=false;preloadPlugins.forEach(plugin=>{if(handled)return;if(plugin["canHandle"](fullname)){plugin["handle"](byteArray,fullname,finish,onerror);handled=true}});return handled};var FS_createPreloadedFile=(parent,name,url,canRead,canWrite,onload,onerror,dontCreateFile,canOwn,preFinish)=>{var fullname=name?PATH_FS.resolve(PATH.join2(parent,name)):parent;var dep=getUniqueRunDependency(`cp ${fullname}`);function processData(byteArray){function finish(byteArray){preFinish?.();if(!dontCreateFile){FS_createDataFile(parent,name,byteArray,canRead,canWrite,canOwn)}onload?.();removeRunDependency(dep)}if(FS_handledByPreloadPlugin(byteArray,fullname,finish,()=>{onerror?.();removeRunDependency(dep)})){return}finish(byteArray)}addRunDependency(dep);if(typeof url=="string"){asyncLoad(url,processData,onerror)}else{processData(url)}};var FS_modeStringToFlags=str=>{var flagModes={r:0,"r+":2,w:512|64|1,"w+":512|64|2,a:1024|64|1,"a+":1024|64|2};var flags=flagModes[str];if(typeof flags=="undefined"){throw new Error(`Unknown file open mode: ${str}`)}return flags};var FS_getMode=(canRead,canWrite)=>{var mode=0;if(canRead)mode|=292|73;if(canWrite)mode|=146;return mode};var ERRNO_CODES={EPERM:63,ENOENT:44,ESRCH:71,EINTR:27,EIO:29,ENXIO:60,E2BIG:1,ENOEXEC:45,EBADF:8,ECHILD:12,EAGAIN:6,EWOULDBLOCK:6,ENOMEM:48,EACCES:2,EFAULT:21,ENOTBLK:105,EBUSY:10,EEXIST:20,EXDEV:75,ENODEV:43,ENOTDIR:54,EISDIR:31,EINVAL:28,ENFILE:41,EMFILE:33,ENOTTY:59,ETXTBSY:74,EFBIG:22,ENOSPC:51,ESPIPE:70,EROFS:69,EMLINK:34,EPIPE:64,EDOM:18,ERANGE:68,ENOMSG:49,EIDRM:24,ECHRNG:106,EL2NSYNC:156,EL3HLT:107,EL3RST:108,ELNRNG:109,EUNATCH:110,ENOCSI:111,EL2HLT:112,EDEADLK:16,ENOLCK:46,EBADE:113,EBADR:114,EXFULL:115,ENOANO:104,EBADRQC:103,EBADSLT:102,EDEADLOCK:16,EBFONT:101,ENOSTR:100,ENODATA:116,ETIME:117,ENOSR:118,ENONET:119,ENOPKG:120,EREMOTE:121,ENOLINK:47,EADV:122,ESRMNT:123,ECOMM:124,EPROTO:65,EMULTIHOP:36,EDOTDOT:125,EBADMSG:9,ENOTUNIQ:126,EBADFD:127,EREMCHG:128,ELIBACC:129,ELIBBAD:130,ELIBSCN:131,ELIBMAX:132,ELIBEXEC:133,ENOSYS:52,ENOTEMPTY:55,ENAMETOOLONG:37,ELOOP:32,EOPNOTSUPP:138,EPFNOSUPPORT:139,ECONNRESET:15,ENOBUFS:42,EAFNOSUPPORT:5,EPROTOTYPE:67,ENOTSOCK:57,ENOPROTOOPT:50,ESHUTDOWN:140,ECONNREFUSED:14,EADDRINUSE:3,ECONNABORTED:13,ENETUNREACH:40,ENETDOWN:38,ETIMEDOUT:73,EHOSTDOWN:142,EHOSTUNREACH:23,EINPROGRESS:26,EALREADY:7,EDESTADDRREQ:17,EMSGSIZE:35,EPROTONOSUPPORT:66,ESOCKTNOSUPPORT:137,EADDRNOTAVAIL:4,ENETRESET:39,EISCONN:30,ENOTCONN:53,ETOOMANYREFS:141,EUSERS:136,EDQUOT:19,ESTALE:72,ENOTSUP:138,ENOMEDIUM:148,EILSEQ:25,EOVERFLOW:61,ECANCELED:11,ENOTRECOVERABLE:56,EOWNERDEAD:62,ESTRPIPE:135};var PROXYFS={mount(mount){return PROXYFS.createNode(null,"/",mount.opts.fs.lstat(mount.opts.root).mode,0)},createNode(parent,name,mode,dev){if(!FS.isDir(mode)&&!FS.isFile(mode)&&!FS.isLink(mode)){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}var node=FS.createNode(parent,name,mode);node.node_ops=PROXYFS.node_ops;node.stream_ops=PROXYFS.stream_ops;return node},realPath(node){var parts=[];while(node.parent!==node){parts.push(node.name);node=node.parent}parts.push(node.mount.opts.root);parts.reverse();return PATH.join(...parts)},node_ops:{getattr(node){var path=PROXYFS.realPath(node);var stat;try{stat=node.mount.opts.fs.lstat(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return{dev:stat.dev,ino:stat.ino,mode:stat.mode,nlink:stat.nlink,uid:stat.uid,gid:stat.gid,rdev:stat.rdev,size:stat.size,atime:stat.atime,mtime:stat.mtime,ctime:stat.ctime,blksize:stat.blksize,blocks:stat.blocks}},setattr(node,attr){var path=PROXYFS.realPath(node);try{if(attr.mode!==undefined){node.mount.opts.fs.chmod(path,attr.mode);node.mode=attr.mode}if(attr.timestamp!==undefined){var date=new Date(attr.timestamp);node.mount.opts.fs.utime(path,date,date)}if(attr.size!==undefined){node.mount.opts.fs.truncate(path,attr.size)}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},lookup(parent,name){try{var path=PATH.join2(PROXYFS.realPath(parent),name);var mode=parent.mount.opts.fs.lstat(path).mode;var node=PROXYFS.createNode(parent,name,mode);return node}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},mknod(parent,name,mode,dev){var node=PROXYFS.createNode(parent,name,mode,dev);var path=PROXYFS.realPath(node);try{if(FS.isDir(node.mode)){node.mount.opts.fs.mkdir(path,node.mode)}else{node.mount.opts.fs.writeFile(path,"",{mode:node.mode})}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return node},rename(oldNode,newDir,newName){var oldPath=PROXYFS.realPath(oldNode);var newPath=PATH.join2(PROXYFS.realPath(newDir),newName);try{oldNode.mount.opts.fs.rename(oldPath,newPath);oldNode.name=newName}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},unlink(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.unlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},rmdir(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.rmdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readdir(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},symlink(parent,newName,oldPath){var newPath=PATH.join2(PROXYFS.realPath(parent),newName);try{parent.mount.opts.fs.symlink(oldPath,newPath)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readlink(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}}},stream_ops:{open(stream){var path=PROXYFS.realPath(stream.node);try{stream.nfd=stream.node.mount.opts.fs.open(path,stream.flags)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},close(stream){try{stream.node.mount.opts.fs.close(stream.nfd)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},read(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.read(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},write(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.write(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},llseek(stream,offset,whence){var position=offset;if(whence===1){position+=stream.position}else if(whence===2){if(FS.isFile(stream.node.mode)){try{var stat=stream.node.node_ops.getattr(stream.node);position+=stat.size}catch(e){throw new FS.ErrnoError(ERRNO_CODES[e.code])}}}if(position<0){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}return position}}};var FS={root:null,mounts:[],devices:{},streams:[],nextInode:1,nameTable:null,currentPath:"/",initialized:false,ignorePermissions:true,ErrnoError:class{constructor(errno){this.name="ErrnoError";this.errno=errno}},genericErrors:{},filesystems:null,syncFSRequests:0,FSStream:class{constructor(){this.shared={}}get object(){return this.node}set object(val){this.node=val}get isRead(){return(this.flags&2097155)!==1}get isWrite(){return(this.flags&2097155)!==0}get isAppend(){return this.flags&1024}get flags(){return this.shared.flags}set flags(val){this.shared.flags=val}get position(){return this.shared.position}set position(val){this.shared.position=val}},FSNode:class{constructor(parent,name,mode,rdev){if(!parent){parent=this}this.parent=parent;this.mount=parent.mount;this.mounted=null;this.id=FS.nextInode++;this.name=name;this.mode=mode;this.node_ops={};this.stream_ops={};this.rdev=rdev;this.readMode=292|73;this.writeMode=146}get read(){return(this.mode&this.readMode)===this.readMode}set read(val){val?this.mode|=this.readMode:this.mode&=~this.readMode}get write(){return(this.mode&this.writeMode)===this.writeMode}set write(val){val?this.mode|=this.writeMode:this.mode&=~this.writeMode}get isFolder(){return FS.isDir(this.mode)}get isDevice(){return FS.isChrdev(this.mode)}},lookupPath(path,opts={}){path=PATH_FS.resolve(path);if(!path)return{path:"",node:null};var defaults={follow_mount:true,recurse_count:0};opts=Object.assign(defaults,opts);if(opts.recurse_count>8){throw new FS.ErrnoError(32)}var parts=path.split("/").filter(p=>!!p);var current=FS.root;var current_path="/";for(var i=0;i40){throw new FS.ErrnoError(32)}}}}return{path:current_path,node:current}},getPath(node){var path;while(true){if(FS.isRoot(node)){var mount=node.mount.mountpoint;if(!path)return mount;return mount[mount.length-1]!=="/"?`${mount}/${path}`:mount+path}path=path?`${node.name}/${path}`:node.name;node=node.parent}},hashName(parentid,name){var hash=0;for(var i=0;i>>0)%FS.nameTable.length},hashAddNode(node){var hash=FS.hashName(node.parent.id,node.name);node.name_next=FS.nameTable[hash];FS.nameTable[hash]=node},hashRemoveNode(node){var hash=FS.hashName(node.parent.id,node.name);if(FS.nameTable[hash]===node){FS.nameTable[hash]=node.name_next}else{var current=FS.nameTable[hash];while(current){if(current.name_next===node){current.name_next=node.name_next;break}current=current.name_next}}},lookupNode(parent,name){var errCode=FS.mayLookup(parent);if(errCode){throw new FS.ErrnoError(errCode)}var hash=FS.hashName(parent.id,name);for(var node=FS.nameTable[hash];node;node=node.name_next){var nodeName=node.name;if(node.parent.id===parent.id&&nodeName===name){return node}}return FS.lookup(parent,name)},createNode(parent,name,mode,rdev){var node=new FS.FSNode(parent,name,mode,rdev);FS.hashAddNode(node);return node},destroyNode(node){FS.hashRemoveNode(node)},isRoot(node){return node===node.parent},isMountpoint(node){return!!node.mounted},isFile(mode){return(mode&61440)===32768},isDir(mode){return(mode&61440)===16384},isLink(mode){return(mode&61440)===40960},isChrdev(mode){return(mode&61440)===8192},isBlkdev(mode){return(mode&61440)===24576},isFIFO(mode){return(mode&61440)===4096},isSocket(mode){return(mode&49152)===49152},flagsToPermissionString(flag){var perms=["r","w","rw"][flag&3];if(flag&512){perms+="w"}return perms},nodePermissions(node,perms){if(FS.ignorePermissions){return 0}if(perms.includes("r")&&!(node.mode&292)){return 2}else if(perms.includes("w")&&!(node.mode&146)){return 2}else if(perms.includes("x")&&!(node.mode&73)){return 2}return 0},mayLookup(dir){if(!FS.isDir(dir.mode))return 54;var errCode=FS.nodePermissions(dir,"x");if(errCode)return errCode;if(!dir.node_ops.lookup)return 2;return 0},mayCreate(dir,name){try{var node=FS.lookupNode(dir,name);return 20}catch(e){}return FS.nodePermissions(dir,"wx")},mayDelete(dir,name,isdir){var node;try{node=FS.lookupNode(dir,name)}catch(e){return e.errno}var errCode=FS.nodePermissions(dir,"wx");if(errCode){return errCode}if(isdir){if(!FS.isDir(node.mode)){return 54}if(FS.isRoot(node)||FS.getPath(node)===FS.cwd()){return 10}}else{if(FS.isDir(node.mode)){return 31}}return 0},mayOpen(node,flags){if(!node){return 44}if(FS.isLink(node.mode)){return 32}else if(FS.isDir(node.mode)){if(FS.flagsToPermissionString(flags)!=="r"||flags&512){return 31}}return FS.nodePermissions(node,FS.flagsToPermissionString(flags))},MAX_OPEN_FDS:4096,nextfd(){for(var fd=0;fd<=FS.MAX_OPEN_FDS;fd++){if(!FS.streams[fd]){return fd}}throw new FS.ErrnoError(33)},getStreamChecked(fd){var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}return stream},getStream:fd=>FS.streams[fd],createStream(stream,fd=-1){stream=Object.assign(new FS.FSStream,stream);if(fd==-1){fd=FS.nextfd()}stream.fd=fd;FS.streams[fd]=stream;return stream},closeStream(fd){FS.streams[fd]=null},dupStream(origStream,fd=-1){var stream=FS.createStream(origStream,fd);stream.stream_ops?.dup?.(stream);return stream},chrdev_stream_ops:{open(stream){var device=FS.getDevice(stream.node.rdev);stream.stream_ops=device.stream_ops;stream.stream_ops.open?.(stream)},llseek(){throw new FS.ErrnoError(70)}},major:dev=>dev>>8,minor:dev=>dev&255,makedev:(ma,mi)=>ma<<8|mi,registerDevice(dev,ops){FS.devices[dev]={stream_ops:ops}},getDevice:dev=>FS.devices[dev],getMounts(mount){var mounts=[];var check=[mount];while(check.length){var m=check.pop();mounts.push(m);check.push(...m.mounts)}return mounts},syncfs(populate,callback){if(typeof populate=="function"){callback=populate;populate=false}FS.syncFSRequests++;if(FS.syncFSRequests>1){err(`warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work`)}var mounts=FS.getMounts(FS.root.mount);var completed=0;function doCallback(errCode){FS.syncFSRequests--;return callback(errCode)}function done(errCode){if(errCode){if(!done.errored){done.errored=true;return doCallback(errCode)}return}if(++completed>=mounts.length){doCallback(null)}}mounts.forEach(mount=>{if(!mount.type.syncfs){return done(null)}mount.type.syncfs(mount,populate,done)})},mount(type,opts,mountpoint){var root=mountpoint==="/";var pseudo=!mountpoint;var node;if(root&&FS.root){throw new FS.ErrnoError(10)}else if(!root&&!pseudo){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});mountpoint=lookup.path;node=lookup.node;if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}if(!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}}var mount={type:type,opts:opts,mountpoint:mountpoint,mounts:[]};var mountRoot=type.mount(mount);mountRoot.mount=mount;mount.root=mountRoot;if(root){FS.root=mountRoot}else if(node){node.mounted=mount;if(node.mount){node.mount.mounts.push(mount)}}return mountRoot},unmount(mountpoint){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});if(!FS.isMountpoint(lookup.node)){throw new FS.ErrnoError(28)}var node=lookup.node;var mount=node.mounted;var mounts=FS.getMounts(mount);Object.keys(FS.nameTable).forEach(hash=>{var current=FS.nameTable[hash];while(current){var next=current.name_next;if(mounts.includes(current.mount)){FS.destroyNode(current)}current=next}});node.mounted=null;var idx=node.mount.mounts.indexOf(mount);node.mount.mounts.splice(idx,1)},lookup(parent,name){return parent.node_ops.lookup(parent,name)},mknod(path,mode,dev){var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);if(!name||name==="."||name===".."){throw new FS.ErrnoError(28)}var errCode=FS.mayCreate(parent,name);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.mknod){throw new FS.ErrnoError(63)}return parent.node_ops.mknod(parent,name,mode,dev)},create(path,mode){mode=mode!==undefined?mode:438;mode&=4095;mode|=32768;return FS.mknod(path,mode,0)},mkdir(path,mode){mode=mode!==undefined?mode:511;mode&=511|512;mode|=16384;return FS.mknod(path,mode,0)},mkdirTree(path,mode){var dirs=path.split("/");var d="";for(var i=0;iFS.currentPath,chdir(path){var lookup=FS.lookupPath(path,{follow:true});if(lookup.node===null){throw new FS.ErrnoError(44)}if(!FS.isDir(lookup.node.mode)){throw new FS.ErrnoError(54)}var errCode=FS.nodePermissions(lookup.node,"x");if(errCode){throw new FS.ErrnoError(errCode)}FS.currentPath=lookup.path},createDefaultDirectories(){FS.mkdir("/tmp");FS.mkdir("/home");FS.mkdir("/home/web_user")},createDefaultDevices(){FS.mkdir("/dev");FS.registerDevice(FS.makedev(1,3),{read:()=>0,write:(stream,buffer,offset,length,pos)=>length});FS.mkdev("/dev/null",FS.makedev(1,3));TTY.register(FS.makedev(5,0),TTY.default_tty_ops);TTY.register(FS.makedev(6,0),TTY.default_tty1_ops);FS.mkdev("/dev/tty",FS.makedev(5,0));FS.mkdev("/dev/tty1",FS.makedev(6,0));var randomBuffer=new Uint8Array(1024),randomLeft=0;var randomByte=()=>{if(randomLeft===0){randomLeft=randomFill(randomBuffer).byteLength}return randomBuffer[--randomLeft]};FS.createDevice("/dev","random",randomByte);FS.createDevice("/dev","urandom",randomByte);FS.mkdir("/dev/shm");FS.mkdir("/dev/shm/tmp")},createSpecialDirectories(){FS.mkdir("/proc");var proc_self=FS.mkdir("/proc/self");FS.mkdir("/proc/self/fd");FS.mount({mount(){var node=FS.createNode(proc_self,"fd",16384|511,73);node.node_ops={lookup(parent,name){var fd=+name;var stream=FS.getStreamChecked(fd);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}};return node}},{},"/proc/self/fd")},createStandardStreams(){if(Module["stdin"]){FS.createDevice("/dev","stdin",Module["stdin"])}else{FS.symlink("/dev/tty","/dev/stdin")}if(Module["stdout"]){FS.createDevice("/dev","stdout",null,Module["stdout"])}else{FS.symlink("/dev/tty","/dev/stdout")}if(Module["stderr"]){FS.createDevice("/dev","stderr",null,Module["stderr"])}else{FS.symlink("/dev/tty1","/dev/stderr")}var stdin=FS.open("/dev/stdin",0);var stdout=FS.open("/dev/stdout",1);var stderr=FS.open("/dev/stderr",1)},staticInit(){[44].forEach(code=>{FS.genericErrors[code]=new FS.ErrnoError(code);FS.genericErrors[code].stack=""});FS.nameTable=new Array(4096);FS.mount(MEMFS,{},"/");FS.createDefaultDirectories();FS.createDefaultDevices();FS.createSpecialDirectories();FS.filesystems={MEMFS:MEMFS,PROXYFS:PROXYFS}},init(input,output,error){FS.init.initialized=true;Module["stdin"]=input||Module["stdin"];Module["stdout"]=output||Module["stdout"];Module["stderr"]=error||Module["stderr"];FS.createStandardStreams()},quit(){FS.init.initialized=false;_fflush(0);for(var i=0;ithis.length-1||idx<0){return undefined}var chunkOffset=idx%this.chunkSize;var chunkNum=idx/this.chunkSize|0;return this.getter(chunkNum)[chunkOffset]}setDataGetter(getter){this.getter=getter}cacheLength(){var xhr=new XMLHttpRequest;xhr.open("HEAD",url,false);xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);var datalength=Number(xhr.getResponseHeader("Content-length"));var header;var hasByteServing=(header=xhr.getResponseHeader("Accept-Ranges"))&&header==="bytes";var usesGzip=(header=xhr.getResponseHeader("Content-Encoding"))&&header==="gzip";var chunkSize=1024*1024;if(!hasByteServing)chunkSize=datalength;var doXHR=(from,to)=>{if(from>to)throw new Error("invalid range ("+from+", "+to+") or no bytes requested!");if(to>datalength-1)throw new Error("only "+datalength+" bytes available! programmer error!");var xhr=new XMLHttpRequest;xhr.open("GET",url,false);if(datalength!==chunkSize)xhr.setRequestHeader("Range","bytes="+from+"-"+to);xhr.responseType="arraybuffer";if(xhr.overrideMimeType){xhr.overrideMimeType("text/plain; charset=x-user-defined")}xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);if(xhr.response!==undefined){return new Uint8Array(xhr.response||[])}return intArrayFromString(xhr.responseText||"",true)};var lazyArray=this;lazyArray.setDataGetter(chunkNum=>{var start=chunkNum*chunkSize;var end=(chunkNum+1)*chunkSize-1;end=Math.min(end,datalength-1);if(typeof lazyArray.chunks[chunkNum]=="undefined"){lazyArray.chunks[chunkNum]=doXHR(start,end)}if(typeof lazyArray.chunks[chunkNum]=="undefined")throw new Error("doXHR failed!");return lazyArray.chunks[chunkNum]});if(usesGzip||!datalength){chunkSize=datalength=1;datalength=this.getter(0).length;chunkSize=datalength;out("LazyFiles on gzip forces download of the whole file when length is accessed")}this._length=datalength;this._chunkSize=chunkSize;this.lengthKnown=true}get length(){if(!this.lengthKnown){this.cacheLength()}return this._length}get chunkSize(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}}if(typeof XMLHttpRequest!="undefined"){if(!ENVIRONMENT_IS_WORKER)throw"Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc";var lazyArray=new LazyUint8Array;var properties={isDevice:false,contents:lazyArray}}else{var properties={isDevice:false,url:url}}var node=FS.createFile(parent,name,properties,canRead,canWrite);if(properties.contents){node.contents=properties.contents}else if(properties.url){node.contents=null;node.url=properties.url}Object.defineProperties(node,{usedBytes:{get:function(){return this.contents.length}}});var stream_ops={};var keys=Object.keys(node.stream_ops);keys.forEach(key=>{var fn=node.stream_ops[key];stream_ops[key]=(...args)=>{FS.forceLoadFile(node);return fn(...args)}});function writeChunks(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=contents.length)return 0;var size=Math.min(contents.length-position,length);if(contents.slice){for(var i=0;i{FS.forceLoadFile(node);return writeChunks(stream,buffer,offset,length,position)};stream_ops.mmap=(stream,length,position,prot,flags)=>{FS.forceLoadFile(node);var ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}writeChunks(stream,HEAP8,ptr,length,position);return{ptr:ptr,allocated:true}};node.stream_ops=stream_ops;return node}};Module["FS"]=FS;var SOCKFS={mount(mount){Module["websocket"]=Module["websocket"]&&"object"===typeof Module["websocket"]?Module["websocket"]:{};Module["websocket"]._callbacks={};Module["websocket"]["on"]=function(event,callback){if("function"===typeof callback){this._callbacks[event]=callback}return this};Module["websocket"].emit=function(event,param){if("function"===typeof this._callbacks[event]){this._callbacks[event].call(this,param)}};return FS.createNode(null,"/",16384|511,0)},createSocket(family,type,protocol){type&=~526336;var streaming=type==1;if(streaming&&protocol&&protocol!=6){throw new FS.ErrnoError(66)}var sock={family:family,type:type,protocol:protocol,server:null,error:null,peers:{},pending:[],recv_queue:[],sock_ops:SOCKFS.websocket_sock_ops};var name=SOCKFS.nextname();var node=FS.createNode(SOCKFS.root,name,49152,0);node.sock=sock;var stream=FS.createStream({path:name,node:node,flags:2,seekable:false,stream_ops:SOCKFS.stream_ops});sock.stream=stream;return sock},getSocket(fd){var stream=FS.getStream(fd);if(!stream||!FS.isSocket(stream.node.mode)){return null}return stream.node.sock},stream_ops:{poll(stream){var sock=stream.node.sock;return sock.sock_ops.poll(sock)},ioctl(stream,request,varargs){var sock=stream.node.sock;return sock.sock_ops.ioctl(sock,request,varargs)},read(stream,buffer,offset,length,position){var sock=stream.node.sock;var msg=sock.sock_ops.recvmsg(sock,length);if(!msg){return 0}buffer.set(msg.buffer,offset);return msg.buffer.length},write(stream,buffer,offset,length,position){var sock=stream.node.sock;return sock.sock_ops.sendmsg(sock,buffer,offset,length)},close(stream){var sock=stream.node.sock;sock.sock_ops.close(sock)}},nextname(){if(!SOCKFS.nextname.current){SOCKFS.nextname.current=0}return"socket["+SOCKFS.nextname.current+++"]"},websocket_sock_ops:{createPeer(sock,addr,port){var ws;if(typeof addr=="object"){ws=addr;addr=null;port=null}if(ws){if(ws._socket){addr=ws._socket.remoteAddress;port=ws._socket.remotePort}else{var result=/ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url);if(!result){throw new Error("WebSocket URL must be in the format ws(s)://address:port")}addr=result[1];port=parseInt(result[2],10)}}else{try{var runtimeConfig=Module["websocket"]&&"object"===typeof Module["websocket"];var url="ws:#".replace("#","//");if(runtimeConfig){if("function"===typeof Module["websocket"]["url"]) { -url = Module["websocket"]["url"](...arguments); -}else if ("string" === typeof Module["websocket"]["url"]){url=Module["websocket"]["url"]}}if(url==="ws://"||url==="wss://"){var parts=addr.split("/");url=url+parts[0]+":"+port+"/"+parts.slice(1).join("/")}var subProtocols="binary";if(runtimeConfig){if("string"===typeof Module["websocket"]["subprotocol"]){subProtocols=Module["websocket"]["subprotocol"]}}var opts=undefined;if(subProtocols!=="null"){subProtocols=subProtocols.replace(/^ +| +$/g,"").split(/ *, */);opts=subProtocols}if(runtimeConfig&&null===Module["websocket"]["subprotocol"]){subProtocols="null";opts=undefined}var WebSocketConstructor;{WebSocketConstructor=WebSocket}if (Module['websocket']['decorator']) {WebSocketConstructor = Module['websocket']['decorator'](WebSocketConstructor);}ws = new WebSocketConstructor(url,opts);ws.binaryType="arraybuffer"}catch(e){throw new FS.ErrnoError(23)}}var peer={addr:addr,port:port,socket:ws,dgram_send_queue:[]};SOCKFS.websocket_sock_ops.addPeer(sock,peer);SOCKFS.websocket_sock_ops.handlePeerEvents(sock,peer);if(sock.type===2&&typeof sock.sport!="undefined"){peer.dgram_send_queue.push(new Uint8Array([255,255,255,255,"p".charCodeAt(0),"o".charCodeAt(0),"r".charCodeAt(0),"t".charCodeAt(0),(sock.sport&65280)>>8,sock.sport&255]))}return peer},getPeer(sock,addr,port){return sock.peers[addr+":"+port]},addPeer(sock,peer){sock.peers[peer.addr+":"+peer.port]=peer},removePeer(sock,peer){delete sock.peers[peer.addr+":"+peer.port]},handlePeerEvents(sock,peer){var first=true;var handleOpen=function(){Module["websocket"].emit("open",sock.stream.fd);try{var queued=peer.dgram_send_queue.shift();while(queued){peer.socket.send(queued);queued=peer.dgram_send_queue.shift()}}catch(e){peer.socket.close()}};function handleMessage(data){if(typeof data=="string"){var encoder=new TextEncoder;data=encoder.encode(data)}else{assert(data.byteLength!==undefined);if(data.byteLength==0){return}data=new Uint8Array(data)}var wasfirst=first;first=false;if(wasfirst&&data.length===10&&data[0]===255&&data[1]===255&&data[2]===255&&data[3]===255&&data[4]==="p".charCodeAt(0)&&data[5]==="o".charCodeAt(0)&&data[6]==="r".charCodeAt(0)&&data[7]==="t".charCodeAt(0)){var newport=data[8]<<8|data[9];SOCKFS.websocket_sock_ops.removePeer(sock,peer);peer.port=newport;SOCKFS.websocket_sock_ops.addPeer(sock,peer);return}sock.recv_queue.push({addr:peer.addr,port:peer.port,data:data});Module["websocket"].emit("message",sock.stream.fd)}if(ENVIRONMENT_IS_NODE){peer.socket.on("open",handleOpen);peer.socket.on("message",function(data,isBinary){if(!isBinary){return}handleMessage(new Uint8Array(data).buffer)});peer.socket.on("close",function(){Module["websocket"].emit("close",sock.stream.fd)});peer.socket.on("error",function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])})}else{peer.socket.onopen=handleOpen;peer.socket.onclose=function(){Module["websocket"].emit("close",sock.stream.fd)};peer.socket.onmessage=function peer_socket_onmessage(event){handleMessage(event.data)};peer.socket.onerror=function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])}}},poll(sock){if(sock.type===1&&sock.server){return sock.pending.length?64|1:0}var mask=0;var dest=sock.type===1?SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport):null;if(sock.recv_queue.length||!dest||dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=64|1}if(!dest||dest&&dest.socket.readyState===dest.socket.OPEN){mask|=4}if(dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=16}return mask},ioctl(sock,request,arg){switch(request){case 21531:var bytes=0;if(sock.recv_queue.length){bytes=sock.recv_queue[0].data.length}HEAP32[arg>>2]=bytes;return 0;default:return 28}},close(sock){if(sock.server){try{sock.server.close()}catch(e){}sock.server=null}var peers=Object.keys(sock.peers);for(var i=0;i{var socket=SOCKFS.getSocket(fd);if(!socket)throw new FS.ErrnoError(8);return socket};var inetPton4=str=>{var b=str.split(".");for(var i=0;i<4;i++){var tmp=Number(b[i]);if(isNaN(tmp))return null;b[i]=tmp}return(b[0]|b[1]<<8|b[2]<<16|b[3]<<24)>>>0};var jstoi_q=str=>parseInt(str);var inetPton6=str=>{var words;var w,offset,z;var valid6regx=/^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i;var parts=[];if(!valid6regx.test(str)){return null}if(str==="::"){return[0,0,0,0,0,0,0,0]}if(str.startsWith("::")){str=str.replace("::","Z:")}else{str=str.replace("::",":Z:")}if(str.indexOf(".")>0){str=str.replace(new RegExp("[.]","g"),":");words=str.split(":");words[words.length-4]=jstoi_q(words[words.length-4])+jstoi_q(words[words.length-3])*256;words[words.length-3]=jstoi_q(words[words.length-2])+jstoi_q(words[words.length-1])*256;words=words.slice(0,words.length-2)}else{words=str.split(":")}offset=0;z=0;for(w=0;w{switch(family){case 2:addr=inetPton4(addr);zeroMemory(sa,16);if(addrlen){HEAP32[addrlen>>2]=16}HEAP16[sa>>1]=family;HEAP32[sa+4>>2]=addr;HEAP16[sa+2>>1]=_htons(port);break;case 10:addr=inetPton6(addr);zeroMemory(sa,28);if(addrlen){HEAP32[addrlen>>2]=28}HEAP32[sa>>2]=family;HEAP32[sa+8>>2]=addr[0];HEAP32[sa+12>>2]=addr[1];HEAP32[sa+16>>2]=addr[2];HEAP32[sa+20>>2]=addr[3];HEAP16[sa+2>>1]=_htons(port);break;default:return 5}return 0};var DNS={address_map:{id:1,addrs:{},names:{}},lookup_name(name){var res=inetPton4(name);if(res!==null){return name}res=inetPton6(name);if(res!==null){return name}var addr;if(DNS.address_map.addrs[name]){addr=DNS.address_map.addrs[name]}else{var id=DNS.address_map.id++;assert(id<65535,"exceeded max address mappings of 65535");addr="172.29."+(id&255)+"."+(id&65280);DNS.address_map.names[addr]=name;DNS.address_map.addrs[name]=addr}return addr},lookup_addr(addr){if(DNS.address_map.names[addr]){return DNS.address_map.names[addr]}return null}};function ___syscall_accept4(fd,addr,addrlen,flags,d1,d2){try{var sock=getSocketFromFD(fd);var newsock=sock.sock_ops.accept(sock);if(addr){var errno=writeSockaddr(addr,newsock.family,DNS.lookup_name(newsock.daddr),newsock.dport,addrlen)}return newsock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var inetNtop4=addr=>(addr&255)+"."+(addr>>8&255)+"."+(addr>>16&255)+"."+(addr>>24&255);var inetNtop6=ints=>{var str="";var word=0;var longest=0;var lastzero=0;var zstart=0;var len=0;var i=0;var parts=[ints[0]&65535,ints[0]>>16,ints[1]&65535,ints[1]>>16,ints[2]&65535,ints[2]>>16,ints[3]&65535,ints[3]>>16];var hasipv4=true;var v4part="";for(i=0;i<5;i++){if(parts[i]!==0){hasipv4=false;break}}if(hasipv4){v4part=inetNtop4(parts[6]|parts[7]<<16);if(parts[5]===-1){str="::ffff:";str+=v4part;return str}if(parts[5]===0){str="::";if(v4part==="0.0.0.0")v4part="";if(v4part==="0.0.0.1")v4part="1";str+=v4part;return str}}for(word=0;word<8;word++){if(parts[word]===0){if(word-lastzero>1){len=0}lastzero=word;len++}if(len>longest){longest=len;zstart=word-longest+1}}for(word=0;word<8;word++){if(longest>1){if(parts[word]===0&&word>=zstart&&word{var family=HEAP16[sa>>1];var port=_ntohs(HEAPU16[sa+2>>1]);var addr;switch(family){case 2:if(salen!==16){return{errno:28}}addr=HEAP32[sa+4>>2];addr=inetNtop4(addr);break;case 10:if(salen!==28){return{errno:28}}addr=[HEAP32[sa+8>>2],HEAP32[sa+12>>2],HEAP32[sa+16>>2],HEAP32[sa+20>>2]];addr=inetNtop6(addr);break;default:return{errno:5}}return{family:family,addr:addr,port:port}};var getSocketAddress=(addrp,addrlen,allowNull)=>{if(allowNull&&addrp===0)return null;var info=readSockaddr(addrp,addrlen);if(info.errno)throw new FS.ErrnoError(info.errno);info.addr=DNS.lookup_addr(info.addr)||info.addr;return info};function ___syscall_bind(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.bind(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var SYSCALLS={DEFAULT_POLLMASK:5,calculateAt(dirfd,path,allowEmpty){if(PATH.isAbs(path)){return path}var dir;if(dirfd===-100){dir=FS.cwd()}else{var dirstream=SYSCALLS.getStreamFromFD(dirfd);dir=dirstream.path}if(path.length==0){if(!allowEmpty){throw new FS.ErrnoError(44)}return dir}return PATH.join2(dir,path)},doStat(func,path,buf){var stat=func(path);HEAP32[buf>>2]=stat.dev;HEAP32[buf+4>>2]=stat.mode;HEAPU32[buf+8>>2]=stat.nlink;HEAP32[buf+12>>2]=stat.uid;HEAP32[buf+16>>2]=stat.gid;HEAP32[buf+20>>2]=stat.rdev;tempI64=[stat.size>>>0,(tempDouble=stat.size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+24>>2]=tempI64[0],HEAP32[buf+28>>2]=tempI64[1];HEAP32[buf+32>>2]=4096;HEAP32[buf+36>>2]=stat.blocks;var atime=stat.atime.getTime();var mtime=stat.mtime.getTime();var ctime=stat.ctime.getTime();tempI64=[Math.floor(atime/1e3)>>>0,(tempDouble=Math.floor(atime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+40>>2]=tempI64[0],HEAP32[buf+44>>2]=tempI64[1];HEAPU32[buf+48>>2]=atime%1e3*1e3;tempI64=[Math.floor(mtime/1e3)>>>0,(tempDouble=Math.floor(mtime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+56>>2]=tempI64[0],HEAP32[buf+60>>2]=tempI64[1];HEAPU32[buf+64>>2]=mtime%1e3*1e3;tempI64=[Math.floor(ctime/1e3)>>>0,(tempDouble=Math.floor(ctime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+72>>2]=tempI64[0],HEAP32[buf+76>>2]=tempI64[1];HEAPU32[buf+80>>2]=ctime%1e3*1e3;tempI64=[stat.ino>>>0,(tempDouble=stat.ino,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+88>>2]=tempI64[0],HEAP32[buf+92>>2]=tempI64[1];return 0},doMsync(addr,stream,len,flags,offset){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}if(flags&2){return 0}var buffer=HEAPU8.slice(addr,addr+len);FS.msync(stream,buffer,offset,len,flags)},getStreamFromFD(fd){var stream=FS.getStreamChecked(fd);return stream},varargs:undefined,getStr(ptr){var ret=UTF8ToString(ptr);return ret}};function ___syscall_chdir(path){try{path=SYSCALLS.getStr(path);FS.chdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_chmod(path,mode){try{path=SYSCALLS.getStr(path);FS.chmod(path,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_connect(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.connect(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup(fd){try{var old=SYSCALLS.getStreamFromFD(fd);return FS.dupStream(old).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup3(fd,newfd,flags){try{var old=SYSCALLS.getStreamFromFD(fd);if(old.fd===newfd)return-28;var existing=FS.getStream(newfd);if(existing)FS.close(existing);return FS.dupStream(old,newfd).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_faccessat(dirfd,path,amode,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(amode&~7){return-28}var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;if(!node){return-44}var perms="";if(amode&4)perms+="r";if(amode&2)perms+="w";if(amode&1)perms+="x";if(perms&&FS.nodePermissions(node,perms)){return-2}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var convertI32PairToI53Checked=(lo,hi)=>hi+2097152>>>0<4194305-!!lo?(lo>>>0)+hi*4294967296:NaN;function ___syscall_fallocate(fd,mode,offset_low,offset_high,len_low,len_high){var offset=convertI32PairToI53Checked(offset_low,offset_high);var len=convertI32PairToI53Checked(len_low,len_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);FS.allocate(stream,offset,len);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchmod(fd,mode){try{FS.fchmod(fd,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchown32(fd,owner,group){try{FS.fchown(fd,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchownat(dirfd,path,owner,group,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;flags=flags&~256;path=SYSCALLS.calculateAt(dirfd,path);(nofollow?FS.lchown:FS.chown)(path,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function syscallGetVarargI(){var ret=HEAP32[+SYSCALLS.varargs>>2];SYSCALLS.varargs+=4;return ret}var syscallGetVarargP=syscallGetVarargI;function ___syscall_fcntl64(fd,cmd,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(cmd){case 0:{var arg=syscallGetVarargI();if(arg<0){return-28}while(FS.streams[arg]){arg++}var newStream;newStream=FS.dupStream(stream,arg);return newStream.fd}case 1:case 2:return 0;case 3:return stream.flags;case 4:{var arg=syscallGetVarargI();stream.flags|=arg;return 0}case 12:{var arg=syscallGetVarargP();var offset=0;HEAP16[arg+offset>>1]=2;return 0}case 13:case 14:return 0}return-28}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fdatasync(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fstat64(fd,buf){try{var stream=SYSCALLS.getStreamFromFD(fd);return SYSCALLS.doStat(FS.stat,stream.path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_ftruncate64(fd,length_low,length_high){var length=convertI32PairToI53Checked(length_low,length_high);try{if(isNaN(length))return 61;FS.ftruncate(fd,length);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var stringToUTF8=(str,outPtr,maxBytesToWrite)=>stringToUTF8Array(str,HEAPU8,outPtr,maxBytesToWrite);Module["stringToUTF8"]=stringToUTF8;function ___syscall_getcwd(buf,size){try{if(size===0)return-28;var cwd=FS.cwd();var cwdLengthInBytes=lengthBytesUTF8(cwd)+1;if(size>>0,(tempDouble=id,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos>>2]=tempI64[0],HEAP32[dirp+pos+4>>2]=tempI64[1];tempI64=[(idx+1)*struct_size>>>0,(tempDouble=(idx+1)*struct_size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos+8>>2]=tempI64[0],HEAP32[dirp+pos+12>>2]=tempI64[1];HEAP16[dirp+pos+16>>1]=280;HEAP8[dirp+pos+18]=type;stringToUTF8(name,dirp+pos+19,256);pos+=struct_size;idx+=1}FS.llseek(stream,idx*struct_size,0);return pos}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getpeername(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);if(!sock.daddr){return-53}var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.daddr),sock.dport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockname(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.saddr||"0.0.0.0"),sock.sport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockopt(fd,level,optname,optval,optlen,d1){try{var sock=getSocketFromFD(fd);if(level===1){if(optname===4){HEAP32[optval>>2]=sock.error;HEAP32[optlen>>2]=4;sock.error=null;return 0}}return-50}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_ioctl(fd,op,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(op){case 21509:{if(!stream.tty)return-59;return 0}case 21505:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcgets){var termios=stream.tty.ops.ioctl_tcgets(stream);var argp=syscallGetVarargP();HEAP32[argp>>2]=termios.c_iflag||0;HEAP32[argp+4>>2]=termios.c_oflag||0;HEAP32[argp+8>>2]=termios.c_cflag||0;HEAP32[argp+12>>2]=termios.c_lflag||0;for(var i=0;i<32;i++){HEAP8[argp+i+17]=termios.c_cc[i]||0}return 0}return 0}case 21510:case 21511:case 21512:{if(!stream.tty)return-59;return 0}case 21506:case 21507:case 21508:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcsets){var argp=syscallGetVarargP();var c_iflag=HEAP32[argp>>2];var c_oflag=HEAP32[argp+4>>2];var c_cflag=HEAP32[argp+8>>2];var c_lflag=HEAP32[argp+12>>2];var c_cc=[];for(var i=0;i<32;i++){c_cc.push(HEAP8[argp+i+17])}return stream.tty.ops.ioctl_tcsets(stream.tty,op,{c_iflag:c_iflag,c_oflag:c_oflag,c_cflag:c_cflag,c_lflag:c_lflag,c_cc:c_cc})}return 0}case 21519:{if(!stream.tty)return-59;var argp=syscallGetVarargP();HEAP32[argp>>2]=0;return 0}case 21520:{if(!stream.tty)return-59;return-28}case 21531:{var argp=syscallGetVarargP();return FS.ioctl(stream,op,argp)}case 21523:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tiocgwinsz){var winsize=stream.tty.ops.ioctl_tiocgwinsz(stream.tty);var argp=syscallGetVarargP();HEAP16[argp>>1]=winsize[0];HEAP16[argp+2>>1]=winsize[1]}return 0}case 21524:{if(!stream.tty)return-59;return 0}case 21515:{if(!stream.tty)return-59;return 0}default:return-28}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_listen(fd,backlog){try{var sock=getSocketFromFD(fd);sock.sock_ops.listen(sock,backlog);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_lstat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.lstat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_mkdirat(dirfd,path,mode){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);path=PATH.normalize(path);if(path[path.length-1]==="/")path=path.substr(0,path.length-1);FS.mkdir(path,mode,0);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_newfstatat(dirfd,path,buf,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;var allowEmpty=flags&4096;flags=flags&~6400;path=SYSCALLS.calculateAt(dirfd,path,allowEmpty);return SYSCALLS.doStat(nofollow?FS.lstat:FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_openat(dirfd,path,flags,varargs){SYSCALLS.varargs=varargs;try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);var mode=varargs?syscallGetVarargI():0;return FS.open(path,flags,mode).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var PIPEFS={BUCKET_BUFFER_SIZE:8192,mount(mount){return FS.createNode(null,"/",16384|511,0)},createPipe(){var pipe={buckets:[],refcnt:2};pipe.buckets.push({buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:0,roffset:0});var rName=PIPEFS.nextname();var wName=PIPEFS.nextname();var rNode=FS.createNode(PIPEFS.root,rName,4096,0);var wNode=FS.createNode(PIPEFS.root,wName,4096,0);rNode.pipe=pipe;wNode.pipe=pipe;var readableStream=FS.createStream({path:rName,node:rNode,flags:0,seekable:false,stream_ops:PIPEFS.stream_ops});rNode.stream=readableStream;var writableStream=FS.createStream({path:wName,node:wNode,flags:1,seekable:false,stream_ops:PIPEFS.stream_ops});wNode.stream=writableStream;return{readable_fd:readableStream.fd,writable_fd:writableStream.fd}},stream_ops:{poll(stream){var pipe=stream.node.pipe;if((stream.flags&2097155)===1){return 256|4}if(pipe.buckets.length>0){for(var i=0;i0){return 64|1}}}return 0},ioctl(stream,request,varargs){return 28},fsync(stream){return 28},read(stream,buffer,offset,length,position){var pipe=stream.node.pipe;var currentLength=0;for(var i=0;i=dataLen){currBucket.buffer.set(data,currBucket.offset);currBucket.offset+=dataLen;return dataLen}else if(freeBytesInCurrBuffer>0){currBucket.buffer.set(data.subarray(0,freeBytesInCurrBuffer),currBucket.offset);currBucket.offset+=freeBytesInCurrBuffer;data=data.subarray(freeBytesInCurrBuffer,data.byteLength)}var numBuckets=data.byteLength/PIPEFS.BUCKET_BUFFER_SIZE|0;var remElements=data.byteLength%PIPEFS.BUCKET_BUFFER_SIZE;for(var i=0;i0){var newBucket={buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:data.byteLength,roffset:0};pipe.buckets.push(newBucket);newBucket.buffer.set(data)}return dataLen},close(stream){var pipe=stream.node.pipe;pipe.refcnt--;if(pipe.refcnt===0){pipe.buckets=null}}},nextname(){if(!PIPEFS.nextname.current){PIPEFS.nextname.current=0}return"pipe["+PIPEFS.nextname.current+++"]"}};function ___syscall_pipe(fdPtr){try{if(fdPtr==0){throw new FS.ErrnoError(21)}var res=PIPEFS.createPipe();HEAP32[fdPtr>>2]=res.readable_fd;HEAP32[fdPtr+4>>2]=res.writable_fd;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_poll(fds,nfds,timeout){try{var nonzero=0;for(var i=0;i>2];var events=HEAP16[pollfd+4>>1];var mask=32;var stream=FS.getStream(fd);if(stream){mask=SYSCALLS.DEFAULT_POLLMASK;if (stream.stream_ops?.poll){mask=stream.stream_ops.poll(stream,-1)}}mask&=events|8|16;if(mask)nonzero++;HEAP16[pollfd+6>>1]=mask}return nonzero}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_readlinkat(dirfd,path,buf,bufsize){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(bufsize<=0)return-28;var ret=FS.readlink(path);var len=Math.min(bufsize,lengthBytesUTF8(ret));var endChar=HEAP8[buf+len];stringToUTF8(ret,buf,bufsize+1);HEAP8[buf+len]=endChar;return len}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_recvfrom(fd,buf,len,flags,addr,addrlen){try{var sock=getSocketFromFD(fd);var msg=sock.sock_ops.recvmsg(sock, len, typeof flags !== "undefined" ? flags : 0);if(!msg)return 0;if(addr){var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(msg.addr),msg.port,addrlen)}HEAPU8.set(msg.buffer,buf);return msg.buffer.byteLength}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_renameat(olddirfd,oldpath,newdirfd,newpath){try{oldpath=SYSCALLS.getStr(oldpath);newpath=SYSCALLS.getStr(newpath);oldpath=SYSCALLS.calculateAt(olddirfd,oldpath);newpath=SYSCALLS.calculateAt(newdirfd,newpath);FS.rename(oldpath,newpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_rmdir(path){try{path=SYSCALLS.getStr(path);FS.rmdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_sendto(fd,message,length,flags,addr,addr_len){try{var sock=getSocketFromFD(fd);var dest=getSocketAddress(addr,addr_len,true);if(!dest){return FS.write(sock.stream,HEAP8,message,length)}return sock.sock_ops.sendmsg(sock,HEAP8,message,length,dest.addr,dest.port)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_socket(domain,type,protocol){try{var sock=SOCKFS.createSocket(domain,type,protocol);return sock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_stat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_statfs64(path,size,buf){try{path=SYSCALLS.getStr(path);HEAP32[buf+4>>2]=4096;HEAP32[buf+40>>2]=4096;HEAP32[buf+8>>2]=1e6;HEAP32[buf+12>>2]=5e5;HEAP32[buf+16>>2]=5e5;HEAP32[buf+20>>2]=FS.nextInode;HEAP32[buf+24>>2]=1e6;HEAP32[buf+28>>2]=42;HEAP32[buf+44>>2]=2;HEAP32[buf+36>>2]=255;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_symlink(target,linkpath){try{target=SYSCALLS.getStr(target);linkpath=SYSCALLS.getStr(linkpath);FS.symlink(target,linkpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_unlinkat(dirfd,path,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(flags===0){FS.unlink(path)}else if(flags===512){FS.rmdir(path)}else{abort("Invalid flags passed to unlinkat")}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var readI53FromI64=ptr=>HEAPU32[ptr>>2]+HEAP32[ptr+4>>2]*4294967296;function ___syscall_utimensat(dirfd,path,times,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path,true);if(!times){var atime=Date.now();var mtime=atime}else{var seconds=readI53FromI64(times);var nanoseconds=HEAP32[times+8>>2];atime=seconds*1e3+nanoseconds/(1e3*1e3);times+=16;seconds=readI53FromI64(times);nanoseconds=HEAP32[times+8>>2];mtime=seconds*1e3+nanoseconds/(1e3*1e3)}FS.utime(path,atime,mtime);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var __abort_js=()=>{abort("")};var nowIsMonotonic=1;var __emscripten_get_now_is_monotonic=()=>nowIsMonotonic;var __emscripten_lookup_name=name=>{var nameString=UTF8ToString(name);return inetPton4(DNS.lookup_name(nameString))};var __emscripten_memcpy_js=(dest,src,num)=>HEAPU8.copyWithin(dest,src,src+num);var __emscripten_runtime_keepalive_clear=()=>{noExitRuntime=false;runtimeKeepaliveCounter=0};var __emscripten_throw_longjmp=()=>{throw Infinity};function __gmtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getUTCSeconds();HEAP32[tmPtr+4>>2]=date.getUTCMinutes();HEAP32[tmPtr+8>>2]=date.getUTCHours();HEAP32[tmPtr+12>>2]=date.getUTCDate();HEAP32[tmPtr+16>>2]=date.getUTCMonth();HEAP32[tmPtr+20>>2]=date.getUTCFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getUTCDay();var start=Date.UTC(date.getUTCFullYear(),0,1,0,0,0,0);var yday=(date.getTime()-start)/(1e3*60*60*24)|0;HEAP32[tmPtr+28>>2]=yday}var isLeapYear=year=>year%4===0&&(year%100!==0||year%400===0);var MONTH_DAYS_LEAP_CUMULATIVE=[0,31,60,91,121,152,182,213,244,274,305,335];var MONTH_DAYS_REGULAR_CUMULATIVE=[0,31,59,90,120,151,181,212,243,273,304,334];var ydayFromDate=date=>{var leap=isLeapYear(date.getFullYear());var monthDaysCumulative=leap?MONTH_DAYS_LEAP_CUMULATIVE:MONTH_DAYS_REGULAR_CUMULATIVE;var yday=monthDaysCumulative[date.getMonth()]+date.getDate()-1;return yday};function __localtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr+36>>2]=-(date.getTimezoneOffset()*60);var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dst=(summerOffset!=winterOffset&&date.getTimezoneOffset()==Math.min(winterOffset,summerOffset))|0;HEAP32[tmPtr+32>>2]=dst}var setTempRet0=val=>__emscripten_tempret_set(val);var __mktime_js=function(tmPtr){var ret=(()=>{var date=new Date(HEAP32[tmPtr+20>>2]+1900,HEAP32[tmPtr+16>>2],HEAP32[tmPtr+12>>2],HEAP32[tmPtr+8>>2],HEAP32[tmPtr+4>>2],HEAP32[tmPtr>>2],0);var dst=HEAP32[tmPtr+32>>2];var guessedOffset=date.getTimezoneOffset();var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dstOffset=Math.min(winterOffset,summerOffset);if(dst<0){HEAP32[tmPtr+32>>2]=Number(summerOffset!=winterOffset&&dstOffset==guessedOffset)}else if(dst>0!=(dstOffset==guessedOffset)){var nonDstOffset=Math.max(winterOffset,summerOffset);var trueOffset=dst>0?dstOffset:nonDstOffset;date.setTime(date.getTime()+(trueOffset-guessedOffset)*6e4)}HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getYear();var timeMs=date.getTime();if(isNaN(timeMs)){return-1}return timeMs/1e3})();return setTempRet0((tempDouble=ret,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)),ret>>>0};function __mmap_js(len,prot,flags,fd,offset_low,offset_high,allocated,addr){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);var res=FS.mmap(stream,len,offset,prot,flags);var ptr=res.ptr;HEAP32[allocated>>2]=res.allocated;HEAPU32[addr>>2]=ptr;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function __munmap_js(addr,len,prot,flags,fd,offset_low,offset_high){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{var stream=SYSCALLS.getStreamFromFD(fd);if(prot&2){SYSCALLS.doMsync(addr,stream,len,flags,offset)}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var timers={};var handleException=e=>{if(e instanceof ExitStatus||e=="unwind"){return EXITSTATUS}quit_(1,e)};var runtimeKeepaliveCounter=0;var keepRuntimeAlive=()=>noExitRuntime||runtimeKeepaliveCounter>0;var _proc_exit=code=>{EXITSTATUS=code;if(!keepRuntimeAlive()){Module["onExit"]?.(code);ABORT=true}quit_(code,new ExitStatus(code))};var exitJS=(status,implicit)=>{EXITSTATUS=status;if(!keepRuntimeAlive()){exitRuntime()}_proc_exit(status)};var _exit=exitJS;Module["_exit"]=_exit;var maybeExit=()=>{if(runtimeExited){return}if(!keepRuntimeAlive()){try{_exit(EXITSTATUS)}catch(e){handleException(e)}}};var callUserCallback=func=>{if(runtimeExited||ABORT){return}try{func();maybeExit()}catch(e){handleException(e)}};var _emscripten_get_now;_emscripten_get_now=()=>performance.now();var __setitimer_js=(which,timeout_ms)=>{if(timers[which]){clearTimeout(timers[which].id);delete timers[which]}if(!timeout_ms)return 0;var id=setTimeout(()=>{delete timers[which];callUserCallback(()=>__emscripten_timeout(which,_emscripten_get_now()))},timeout_ms);timers[which]={id:id,timeout_ms:timeout_ms};return 0};var __tzset_js=(timezone,daylight,std_name,dst_name)=>{var currentYear=(new Date).getFullYear();var winter=new Date(currentYear,0,1);var summer=new Date(currentYear,6,1);var winterOffset=winter.getTimezoneOffset();var summerOffset=summer.getTimezoneOffset();var stdTimezoneOffset=Math.max(winterOffset,summerOffset);HEAPU32[timezone>>2]=stdTimezoneOffset*60;HEAP32[daylight>>2]=Number(winterOffset!=summerOffset);var extractZone=date=>date.toLocaleTimeString(undefined,{hour12:false,timeZoneName:"short"}).split(" ")[1];var winterName=extractZone(winter);var summerName=extractZone(summer);if(summerOffsetDate.now();var getHeapMax=()=>2147483648;var _emscripten_get_heap_max=()=>getHeapMax();var growMemory=size=>{var b=wasmMemory.buffer;var pages=(size-b.byteLength+65535)/65536;try{wasmMemory.grow(pages);updateMemoryViews();return 1}catch(e){}};var _emscripten_resize_heap=requestedSize=>{var oldSize=HEAPU8.length;requestedSize>>>=0;var maxHeapSize=getHeapMax();if(requestedSize>maxHeapSize){return false}var alignUp=(x,multiple)=>x+(multiple-x%multiple)%multiple;for(var cutDown=1;cutDown<=4;cutDown*=2){var overGrownHeapSize=oldSize*(1+.2/cutDown);overGrownHeapSize=Math.min(overGrownHeapSize,requestedSize+100663296);var newSize=Math.min(maxHeapSize,alignUp(Math.max(requestedSize,overGrownHeapSize),65536));var replacement=growMemory(newSize);if(replacement){return true}}return false};var runtimeKeepalivePush=()=>{runtimeKeepaliveCounter+=1};var runtimeKeepalivePop=()=>{runtimeKeepaliveCounter-=1};var safeSetTimeout=(func,timeout)=>{runtimeKeepalivePush();return setTimeout(()=>{runtimeKeepalivePop();callUserCallback(func)},timeout)};var _emscripten_sleep=ms=>Asyncify.handleSleep(wakeUp=>safeSetTimeout(wakeUp,ms));Module["_emscripten_sleep"]=_emscripten_sleep;_emscripten_sleep.isAsync=true;var ENV = PHPLoader.ENV || {};var getExecutableName=()=>thisProgram||"./this.program";var getEnvStrings=()=>{if(!getEnvStrings.strings){var lang=(typeof navigator=="object"&&navigator.languages&&navigator.languages[0]||"C").replace("-","_")+".UTF-8";var env={USER:"web_user",LOGNAME:"web_user",PATH:"/",PWD:"/",HOME:"/home/web_user",LANG:lang,_:getExecutableName()};for(var x in ENV){if(ENV[x]===undefined)delete env[x];else env[x]=ENV[x]}var strings=[];for(var x in env){strings.push(`${x}=${env[x]}`)}getEnvStrings.strings=strings}return getEnvStrings.strings};var stringToAscii=(str,buffer)=>{for(var i=0;i{var bufSize=0;getEnvStrings().forEach((string,i)=>{var ptr=environ_buf+bufSize;HEAPU32[__environ+i*4>>2]=ptr;stringToAscii(string,ptr);bufSize+=string.length+1});return 0};var _environ_sizes_get=(penviron_count,penviron_buf_size)=>{var strings=getEnvStrings();HEAPU32[penviron_count>>2]=strings.length;var bufSize=0;strings.forEach(string=>bufSize+=string.length+1);HEAPU32[penviron_buf_size>>2]=bufSize;return 0};function _fd_close(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);FS.close(stream);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_fdstat_get(fd,pbuf){try{var rightsBase=0;var rightsInheriting=0;var flags=0;{var stream=SYSCALLS.getStreamFromFD(fd);var type=stream.tty?2:FS.isDir(stream.mode)?3:FS.isLink(stream.mode)?7:4}HEAP8[pbuf]=type;HEAP16[pbuf+2>>1]=flags;tempI64=[rightsBase>>>0,(tempDouble=rightsBase,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+8>>2]=tempI64[0],HEAP32[pbuf+12>>2]=tempI64[1];tempI64=[rightsInheriting>>>0,(tempDouble=rightsInheriting,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+16>>2]=tempI64[0],HEAP32[pbuf+20>>2]=tempI64[1];return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var doReadv=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.read(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(curr>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_seek(fd,offset_low,offset_high,whence,newOffset){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);FS.llseek(stream,offset,whence);tempI64=[stream.position>>>0,(tempDouble=stream.position,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[newOffset>>2]=tempI64[0],HEAP32[newOffset+4>>2]=tempI64[1];if(stream.getdents&&offset===0&&whence===0)stream.getdents=null;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var _fd_sync=function(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);return Asyncify.handleSleep(wakeUp=>{var mount=stream.node.mount;if(!mount.type.syncfs){wakeUp(0);return}mount.type.syncfs(mount,false,err=>{if(err){wakeUp(29);return}wakeUp(0)})})}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}};_fd_sync.isAsync=true;var doWritev=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.write(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(typeof offset!="undefined"){offset+=curr}}return ret};function _fd_write(fd,iov,iovcnt,pnum){try{var stream=SYSCALLS.getStreamFromFD(fd);var num=doWritev(stream,iov,iovcnt);HEAPU32[pnum>>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var _getaddrinfo=(node,service,hint,out)=>{var addr=0;var port=0;var flags=0;var family=0;var type=0;var proto=0;var ai;function allocaddrinfo(family,type,proto,canon,addr,port){var sa,salen,ai;var errno;salen=family===10?28:16;addr=family===10?inetNtop6(addr):inetNtop4(addr);sa=_malloc(salen);errno=writeSockaddr(sa,family,addr,port);assert(!errno);ai=_malloc(32);HEAP32[ai+4>>2]=family;HEAP32[ai+8>>2]=type;HEAP32[ai+12>>2]=proto;HEAPU32[ai+24>>2]=canon;HEAPU32[ai+20>>2]=sa;if(family===10){HEAP32[ai+16>>2]=28}else{HEAP32[ai+16>>2]=16}HEAP32[ai+28>>2]=0;return ai}if(hint){flags=HEAP32[hint>>2];family=HEAP32[hint+4>>2];type=HEAP32[hint+8>>2];proto=HEAP32[hint+12>>2]}if(type&&!proto){proto=type===2?17:6}if(!type&&proto){type=proto===17?2:1}if(proto===0){proto=6}if(type===0){type=1}if(!node&&!service){return-2}if(flags&~(1|2|4|1024|8|16|32)){return-1}if(hint!==0&&HEAP32[hint>>2]&2&&!node){return-1}if(flags&32){return-2}if(type!==0&&type!==1&&type!==2){return-7}if(family!==0&&family!==2&&family!==10){return-6}if(service){service=UTF8ToString(service);port=parseInt(service,10);if(isNaN(port)){if(flags&1024){return-2}return-8}}if(!node){if(family===0){family=2}if((flags&1)===0){if(family===2){addr=_htonl(2130706433)}else{addr=[0,0,0,1]}}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0}node=UTF8ToString(node);addr=inetPton4(node);if(addr!==null){if(family===0||family===2){family=2}else if(family===10&&flags&8){addr=[0,0,_htonl(65535),addr];family=10}else{return-2}}else{addr=inetPton6(node);if(addr!==null){if(family===0||family===10){family=10}else{return-2}}}if(addr!=null){ai=allocaddrinfo(family,type,proto,node,addr,port);HEAPU32[out>>2]=ai;return 0}if(flags&4){return-2}node=DNS.lookup_name(node);addr=inetPton4(node);if(family===0){family=2}else if(family===10){addr=[0,0,_htonl(65535),addr]}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0};function _getcontext(){abort("missing function: getcontext")}_getcontext.stub=true;var _getnameinfo=(sa,salen,node,nodelen,serv,servlen,flags)=>{var info=readSockaddr(sa,salen);if(info.errno){return-6}var port=info.port;var addr=info.addr;var overflowed=false;if(node&&nodelen){var lookup;if(flags&1||!(lookup=DNS.lookup_addr(addr))){if(flags&8){return-2}}else{addr=lookup}var numBytesWrittenExclNull=stringToUTF8(addr,node,nodelen);if(numBytesWrittenExclNull+1>=nodelen){overflowed=true}}if(serv&&servlen){port=""+port;var numBytesWrittenExclNull=stringToUTF8(port,serv,servlen);if(numBytesWrittenExclNull+1>=servlen){overflowed=true}}if(overflowed){return-12}return 0};var Protocols={list:[],map:{}};var _setprotoent=stayopen=>{function allocprotoent(name,proto,aliases){var nameBuf=_malloc(name.length+1);stringToAscii(name,nameBuf);var j=0;var length=aliases.length;var aliasListBuf=_malloc((length+1)*4);for(var i=0;i>2]=aliasBuf}HEAPU32[aliasListBuf+j>>2]=0;var pe=_malloc(12);HEAPU32[pe>>2]=nameBuf;HEAPU32[pe+4>>2]=aliasListBuf;HEAP32[pe+8>>2]=proto;return pe}var list=Protocols.list;var map=Protocols.map;if(list.length===0){var entry=allocprotoent("tcp",6,["TCP"]);list.push(entry);map["tcp"]=map["6"]=entry;entry=allocprotoent("udp",17,["UDP"]);list.push(entry);map["udp"]=map["17"]=entry}_setprotoent.index=0};var _getprotobyname=name=>{name=UTF8ToString(name);_setprotoent(true);var result=Protocols.map[name];return result};var _getprotobynumber=number=>{_setprotoent(true);var result=Protocols.map[number];return result};var stackAlloc=sz=>__emscripten_stack_alloc(sz);var stringToUTF8OnStack=str=>{var size=lengthBytesUTF8(str)+1;var ret=stackAlloc(size);stringToUTF8(str,ret,size);return ret};var allocateUTF8OnStack=stringToUTF8OnStack;var PHPWASM={init:function(){FS.mkdir("/internal");FS.mkdir("/internal/shared");FS.mkdir("/internal/shared/preload");PHPWASM.EventEmitter=ENVIRONMENT_IS_NODE?require("events").EventEmitter:class EventEmitter{constructor(){this.listeners={}}emit(eventName,data){if(this.listeners[eventName]){this.listeners[eventName].forEach(callback=>{callback(data)})}}once(eventName,callback){const self=this;function removedCallback(){callback(...arguments);self.removeListener(eventName,removedCallback)}this.on(eventName,removedCallback)}removeAllListeners(eventName){if(eventName){delete this.listeners[eventName]}else{this.listeners={}}}removeListener(eventName,callback){if(this.listeners[eventName]){const idx=this.listeners[eventName].indexOf(callback);if(idx!==-1){this.listeners[eventName].splice(idx,1)}}}};PHPWASM.child_proc_by_fd={};PHPWASM.child_proc_by_pid={};PHPWASM.input_devices={}},getAllWebSockets:function(sock){const webSockets=new Set;if(sock.server){sock.server.clients.forEach(ws=>{webSockets.add(ws)})}for(const peer of PHPWASM.getAllPeers(sock)){webSockets.add(peer.socket)}return Array.from(webSockets)},getAllPeers:function(sock){const peers=new Set;if(sock.server){sock.pending.filter(pending=>pending.peers).forEach(pending=>{for(const peer of Object.values(pending.peers)){peers.add(peer)}})}if(sock.peers){for(const peer of Object.values(sock.peers)){peers.add(peer)}}return Array.from(peers)},awaitData:function(ws){return PHPWASM.awaitEvent(ws,"message")},awaitConnection:function(ws){if(ws.OPEN===ws.readyState){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"open")},awaitClose:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"close")},awaitError:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"error")},awaitEvent:function(ws,event){let resolve;const listener=()=>{resolve()};const promise=new Promise(function(_resolve){resolve=_resolve;ws.once(event,listener)});const cancel=()=>{ws.removeListener(event,listener);setTimeout(resolve)};return[promise,cancel]},noop:function(){},spawnProcess:function(command,args,options){if(Module["spawnProcess"]){const spawnedPromise=Module["spawnProcess"](command,args,options);return Promise.resolve(spawnedPromise).then(function(spawned){if(!spawned||!spawned.on){throw new Error("spawnProcess() must return an EventEmitter but returned a different type.")}return spawned})}if(ENVIRONMENT_IS_NODE){return require("child_process").spawn(command,args,{...options,shell:true,stdio:["pipe","pipe","pipe"],timeout:100})}const e=new Error("popen(), proc_open() etc. are unsupported in the browser. Call php.setSpawnHandler() "+"and provide a callback to handle spawning processes, or disable a popen(), proc_open() "+"and similar functions via php.ini.");e.code="SPAWN_UNSUPPORTED";throw e},shutdownSocket:function(socketd,how){const sock=getSocketFromFD(socketd);const peer=Object.values(sock.peers)[0];if(!peer){return-1}try{peer.socket.close();SOCKFS.websocket_sock_ops.removePeer(sock,peer);return 0}catch(e){console.log("Socket shutdown error",e);return-1}}};function _js_create_input_device(deviceId){let dataBuffer=[];let dataCallback;const filename="proc_id_"+deviceId;const device=FS.createDevice("/dev",filename,function(){},function(byte){try{dataBuffer.push(byte);if(dataCallback){dataCallback(new Uint8Array(dataBuffer));dataBuffer=[]}}catch(e){console.error(e);throw e}});const devicePath="/dev/"+filename;PHPWASM.input_devices[deviceId]={devicePath:devicePath,onData:function(cb){dataCallback=cb;dataBuffer.forEach(function(data){cb(data)});dataBuffer.length=0}};return allocateUTF8OnStack(devicePath)}function _js_open_process(command,argsPtr,argsLength,descriptorsPtr,descriptorsLength,cwdPtr,cwdLength,envPtr,envLength){if(!command){return 1}const cmdstr=UTF8ToString(command);if(!cmdstr.length){return 0}let argsArray=[];if(argsLength){for(var i=0;i>2]))}}const cwdstr=cwdPtr?UTF8ToString(cwdPtr):null;let envObject=null;if(envLength){envObject={};for(var i=0;i>2]);const splitAt=envEntry.indexOf("=");if(splitAt===-1){continue}const key=envEntry.substring(0,splitAt);const value=envEntry.substring(splitAt+1);envObject[key]=value}}var std={};for(var i=0;i>2];std[HEAPU32[descriptorPtr>>2]]={child:HEAPU32[descriptorPtr+4>>2],parent:HEAPU32[descriptorPtr+8>>2]}}return Asyncify.handleSleep(async wakeUp=>{let cp;try{const options={};if(cwdstr!==null){options.cwd=cwdstr}if(envObject!==null){options.env=envObject}cp=PHPWASM.spawnProcess(cmdstr,argsArray,options);if(cp instanceof Promise){cp=await cp}}catch(e){if(e.code==="SPAWN_UNSUPPORTED"){wakeUp(1);return}console.error(e);wakeUp(1);throw e}const ProcInfo={pid:cp.pid,exited:false,stdinFd:std[0]?.child,stdinIsDevice:std[0]?.child in PHPWASM.input_devices,stdoutChildFd:std[1]?.child,stdoutParentFd:std[1]?.parent,stderrChildFd:std[2]?.child,stderrParentFd:std[2]?.parent,stdout:new PHPWASM.EventEmitter,stderr:new PHPWASM.EventEmitter};if(ProcInfo.stdoutChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutChildFd]=ProcInfo;if(ProcInfo.stderrChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrChildFd]=ProcInfo;if(ProcInfo.stdoutParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutParentFd]=ProcInfo;if(ProcInfo.stderrParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrParentFd]=ProcInfo;PHPWASM.child_proc_by_pid[ProcInfo.pid]=ProcInfo;cp.on("exit",function(code){ProcInfo.exitCode=code;ProcInfo.exited=true;ProcInfo.stdout.emit("data");ProcInfo.stderr.emit("data")});if(ProcInfo.stdoutChildFd){const stdoutStream=SYSCALLS.getStreamFromFD(ProcInfo.stdoutChildFd);let stdoutAt=0;cp.stdout.on("data",function(data){ProcInfo.stdout.emit("data",data);stdoutStream.stream_ops.write(stdoutStream,data,0,data.length,stdoutAt);stdoutAt+=data.length})}if(ProcInfo.stderrChildFd){const stderrStream=SYSCALLS.getStreamFromFD(ProcInfo.stderrChildFd);let stderrAt=0;cp.stderr.on("data",function(data){ProcInfo.stderr.emit("data",data);stderrStream.stream_ops.write(stderrStream,data,0,data.length,stderrAt);stderrAt+=data.length})}try{await new Promise((resolve,reject)=>{cp.on("spawn",resolve);cp.on("error",reject)})}catch(e){console.error(e);wakeUp(1);return}if(ProcInfo.stdinIsDevice){PHPWASM.input_devices[ProcInfo.stdinFd].onData(function(data){if(!data)return;if(typeof data==="number"){data=new Uint8Array([data])}const dataStr=new TextDecoder("utf-8").decode(data);cp.stdin.write(dataStr)});wakeUp(ProcInfo.pid);return}if(ProcInfo.stdinFd){const stdinStream=SYSCALLS.getStreamFromFD(ProcInfo.stdinFd);if(stdinStream.node){const CHUNK_SIZE=1024;const buffer=new Uint8Array(CHUNK_SIZE);let offset=0;while(true){const bytesRead=stdinStream.stream_ops.read(stdinStream,buffer,0,CHUNK_SIZE,offset);if(bytesRead===null||bytesRead===0){break}try{cp.stdin.write(buffer.subarray(0,bytesRead))}catch(e){console.error(e);return 1}if(bytesRead>2]=PHPWASM.child_proc_by_pid[pid].exitCode;return 1}return 0}function _js_waitpid(pid,exitCodePtr){if(!PHPWASM.child_proc_by_pid[pid]){return-1}return Asyncify.handleSleep(wakeUp=>{const poll=function(){if(PHPWASM.child_proc_by_pid[pid]?.exited){HEAPU32[exitCodePtr>>2]=PHPWASM.child_proc_by_pid[pid].exitCode;wakeUp(pid)}else{setTimeout(poll,50)}};poll()})}function _makecontext(){abort("missing function: makecontext")}_makecontext.stub=true;var arraySum=(array,index)=>{var sum=0;for(var i=0;i<=index;sum+=array[i++]){}return sum};var MONTH_DAYS_LEAP=[31,29,31,30,31,30,31,31,30,31,30,31];var MONTH_DAYS_REGULAR=[31,28,31,30,31,30,31,31,30,31,30,31];var addDays=(date,days)=>{var newDate=new Date(date.getTime());while(days>0){var leap=isLeapYear(newDate.getFullYear());var currentMonth=newDate.getMonth();var daysInCurrentMonth=(leap?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR)[currentMonth];if(days>daysInCurrentMonth-newDate.getDate()){days-=daysInCurrentMonth-newDate.getDate()+1;newDate.setDate(1);if(currentMonth<11){newDate.setMonth(currentMonth+1)}else{newDate.setMonth(0);newDate.setFullYear(newDate.getFullYear()+1)}}else{newDate.setDate(newDate.getDate()+days);return newDate}}return newDate};var writeArrayToMemory=(array,buffer)=>{HEAP8.set(array,buffer)};var _strftime=(s,maxsize,format,tm)=>{var tm_zone=HEAPU32[tm+40>>2];var date={tm_sec:HEAP32[tm>>2],tm_min:HEAP32[tm+4>>2],tm_hour:HEAP32[tm+8>>2],tm_mday:HEAP32[tm+12>>2],tm_mon:HEAP32[tm+16>>2],tm_year:HEAP32[tm+20>>2],tm_wday:HEAP32[tm+24>>2],tm_yday:HEAP32[tm+28>>2],tm_isdst:HEAP32[tm+32>>2],tm_gmtoff:HEAP32[tm+36>>2],tm_zone:tm_zone?UTF8ToString(tm_zone):""};var pattern=UTF8ToString(format);var EXPANSION_RULES_1={"%c":"%a %b %d %H:%M:%S %Y","%D":"%m/%d/%y","%F":"%Y-%m-%d","%h":"%b","%r":"%I:%M:%S %p","%R":"%H:%M","%T":"%H:%M:%S","%x":"%m/%d/%y","%X":"%H:%M:%S","%Ec":"%c","%EC":"%C","%Ex":"%m/%d/%y","%EX":"%H:%M:%S","%Ey":"%y","%EY":"%Y","%Od":"%d","%Oe":"%e","%OH":"%H","%OI":"%I","%Om":"%m","%OM":"%M","%OS":"%S","%Ou":"%u","%OU":"%U","%OV":"%V","%Ow":"%w","%OW":"%W","%Oy":"%y"};for(var rule in EXPANSION_RULES_1){pattern=pattern.replace(new RegExp(rule,"g"),EXPANSION_RULES_1[rule])}var WEEKDAYS=["Sunday","Monday","Tuesday","Wednesday","Thursday","Friday","Saturday"];var MONTHS=["January","February","March","April","May","June","July","August","September","October","November","December"];function leadingSomething(value,digits,character){var str=typeof value=="number"?value.toString():value||"";while(str.length0?1:0}var compare;if((compare=sgn(date1.getFullYear()-date2.getFullYear()))===0){if((compare=sgn(date1.getMonth()-date2.getMonth()))===0){compare=sgn(date1.getDate()-date2.getDate())}}return compare}function getFirstWeekStartDate(janFourth){switch(janFourth.getDay()){case 0:return new Date(janFourth.getFullYear()-1,11,29);case 1:return janFourth;case 2:return new Date(janFourth.getFullYear(),0,3);case 3:return new Date(janFourth.getFullYear(),0,2);case 4:return new Date(janFourth.getFullYear(),0,1);case 5:return new Date(janFourth.getFullYear()-1,11,31);case 6:return new Date(janFourth.getFullYear()-1,11,30)}}function getWeekBasedYear(date){var thisDate=addDays(new Date(date.tm_year+1900,0,1),date.tm_yday);var janFourthThisYear=new Date(thisDate.getFullYear(),0,4);var janFourthNextYear=new Date(thisDate.getFullYear()+1,0,4);var firstWeekStartThisYear=getFirstWeekStartDate(janFourthThisYear);var firstWeekStartNextYear=getFirstWeekStartDate(janFourthNextYear);if(compareByDay(firstWeekStartThisYear,thisDate)<=0){if(compareByDay(firstWeekStartNextYear,thisDate)<=0){return thisDate.getFullYear()+1}return thisDate.getFullYear()}return thisDate.getFullYear()-1}var EXPANSION_RULES_2={"%a":date=>WEEKDAYS[date.tm_wday].substring(0,3),"%A":date=>WEEKDAYS[date.tm_wday],"%b":date=>MONTHS[date.tm_mon].substring(0,3),"%B":date=>MONTHS[date.tm_mon],"%C":date=>{var year=date.tm_year+1900;return leadingNulls(year/100|0,2)},"%d":date=>leadingNulls(date.tm_mday,2),"%e":date=>leadingSomething(date.tm_mday,2," "),"%g":date=>getWeekBasedYear(date).toString().substring(2),"%G":getWeekBasedYear,"%H":date=>leadingNulls(date.tm_hour,2),"%I":date=>{var twelveHour=date.tm_hour;if(twelveHour==0)twelveHour=12;else if(twelveHour>12)twelveHour-=12;return leadingNulls(twelveHour,2)},"%j":date=>leadingNulls(date.tm_mday+arraySum(isLeapYear(date.tm_year+1900)?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,date.tm_mon-1),3),"%m":date=>leadingNulls(date.tm_mon+1,2),"%M":date=>leadingNulls(date.tm_min,2),"%n":()=>"\n","%p":date=>{if(date.tm_hour>=0&&date.tm_hour<12){return"AM"}return"PM"},"%S":date=>leadingNulls(date.tm_sec,2),"%t":()=>"\t","%u":date=>date.tm_wday||7,"%U":date=>{var days=date.tm_yday+7-date.tm_wday;return leadingNulls(Math.floor(days/7),2)},"%V":date=>{var val=Math.floor((date.tm_yday+7-(date.tm_wday+6)%7)/7);if((date.tm_wday+371-date.tm_yday-2)%7<=2){val++}if(!val){val=52;var dec31=(date.tm_wday+7-date.tm_yday-1)%7;if(dec31==4||dec31==5&&isLeapYear(date.tm_year%400-1)){val++}}else if(val==53){var jan1=(date.tm_wday+371-date.tm_yday)%7;if(jan1!=4&&(jan1!=3||!isLeapYear(date.tm_year)))val=1}return leadingNulls(val,2)},"%w":date=>date.tm_wday,"%W":date=>{var days=date.tm_yday+7-(date.tm_wday+6)%7;return leadingNulls(Math.floor(days/7),2)},"%y":date=>(date.tm_year+1900).toString().substring(2),"%Y":date=>date.tm_year+1900,"%z":date=>{var off=date.tm_gmtoff;var ahead=off>=0;off=Math.abs(off)/60;off=off/60*100+off%60;return(ahead?"+":"-")+String("0000"+off).slice(-4)},"%Z":date=>date.tm_zone,"%%":()=>"%"};pattern=pattern.replace(/%%/g,"\0\0");for(var rule in EXPANSION_RULES_2){if(pattern.includes(rule)){pattern=pattern.replace(new RegExp(rule,"g"),EXPANSION_RULES_2[rule](date))}}pattern=pattern.replace(/\0\0/g,"%");var bytes=intArrayFromString(pattern,false);if(bytes.length>maxsize){return 0}writeArrayToMemory(bytes,s);return bytes.length-1};var _strftime_l=(s,maxsize,format,tm,loc)=>_strftime(s,maxsize,format,tm);var _strptime=(buf,format,tm)=>{var pattern=UTF8ToString(format);var SPECIAL_CHARS="\\!@#$^&*()+=-[]/{}|:<>?,.";for(var i=0,ii=SPECIAL_CHARS.length;iEQUIVALENT_MATCHERS[c]||m).replace(/%(.)/g,(_,c)=>{let pat=DATE_PATTERNS[c];if(pat){capture.push(c);return`(${pat})`}else{return c}}).replace(/\s+/g,"\\s*");var matches=new RegExp("^"+pattern_out,"i").exec(UTF8ToString(buf));function initDate(){function fixup(value,min,max){return typeof value!="number"||isNaN(value)?min:value>=min?value<=max?value:max:min}return{year:fixup(HEAP32[tm+20>>2]+1900,1970,9999),month:fixup(HEAP32[tm+16>>2],0,11),day:fixup(HEAP32[tm+12>>2],1,31),hour:fixup(HEAP32[tm+8>>2],0,23),min:fixup(HEAP32[tm+4>>2],0,59),sec:fixup(HEAP32[tm>>2],0,59),gmtoff:0}}if(matches){var date=initDate();var value;var getMatch=symbol=>{var pos=capture.indexOf(symbol);if(pos>=0){return matches[pos+1]}return};if(value=getMatch("S")){date.sec=jstoi_q(value)}if(value=getMatch("M")){date.min=jstoi_q(value)}if(value=getMatch("H")){date.hour=jstoi_q(value)}else if(value=getMatch("I")){var hour=jstoi_q(value);if(value=getMatch("p")){hour+=value.toUpperCase()[0]==="P"?12:0}date.hour=hour}if(value=getMatch("Y")){date.year=jstoi_q(value)}else if(value=getMatch("y")){var year=jstoi_q(value);if(value=getMatch("C")){year+=jstoi_q(value)*100}else{year+=year<69?2e3:1900}date.year=year}if(value=getMatch("m")){date.month=jstoi_q(value)-1}else if(value=getMatch("b")){date.month=MONTH_NUMBERS[value.substring(0,3).toUpperCase()]||0}if(value=getMatch("d")){date.day=jstoi_q(value)}else if(value=getMatch("j")){var day=jstoi_q(value);var leapYear=isLeapYear(date.year);for(var month=0;month<12;++month){var daysUntilMonth=arraySum(leapYear?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,month-1);if(day<=daysUntilMonth+(leapYear?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR)[month]){date.day=day-daysUntilMonth}}}else if(value=getMatch("a")){var weekDay=value.substring(0,3).toUpperCase();if(value=getMatch("U")){var weekDayNumber=DAY_NUMBERS_SUN_FIRST[weekDay];var weekNumber=jstoi_q(value);var janFirst=new Date(date.year,0,1);var endDate;if(janFirst.getDay()===0){endDate=addDays(janFirst,weekDayNumber+7*(weekNumber-1))}else{endDate=addDays(janFirst,7-janFirst.getDay()+weekDayNumber+7*(weekNumber-1))}date.day=endDate.getDate();date.month=endDate.getMonth()}else if(value=getMatch("W")){var weekDayNumber=DAY_NUMBERS_MON_FIRST[weekDay];var weekNumber=jstoi_q(value);var janFirst=new Date(date.year,0,1);var endDate;if(janFirst.getDay()===1){endDate=addDays(janFirst,weekDayNumber+7*(weekNumber-1))}else{endDate=addDays(janFirst,7-janFirst.getDay()+1+weekDayNumber+7*(weekNumber-1))}date.day=endDate.getDate();date.month=endDate.getMonth()}}if(value=getMatch("z")){if(value.toLowerCase()==="z"){date.gmtoff=0}else{var match=value.match(/^((?:\-|\+)\d\d):?(\d\d)?/);date.gmtoff=match[1]*3600;if(match[2]){date.gmtoff+=date.gmtoff>0?match[2]*60:-match[2]*60}}}var fullDate=new Date(date.year,date.month,date.day,date.hour,date.min,date.sec,0);HEAP32[tm>>2]=fullDate.getSeconds();HEAP32[tm+4>>2]=fullDate.getMinutes();HEAP32[tm+8>>2]=fullDate.getHours();HEAP32[tm+12>>2]=fullDate.getDate();HEAP32[tm+16>>2]=fullDate.getMonth();HEAP32[tm+20>>2]=fullDate.getFullYear()-1900;HEAP32[tm+24>>2]=fullDate.getDay();HEAP32[tm+28>>2]=arraySum(isLeapYear(fullDate.getFullYear())?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,fullDate.getMonth()-1)+fullDate.getDate()-1;HEAP32[tm+32>>2]=0;HEAP32[tm+36>>2]=date.gmtoff;return buf+intArrayFromString(matches[0]).length-1}return 0};function _swapcontext(){abort("missing function: swapcontext")}_swapcontext.stub=true;function _wasm_setsockopt(socketd,level,optionName,optionValuePtr,optionLen){const optionValue=HEAPU8[optionValuePtr];const SOL_SOCKET=1;const SO_KEEPALIVE=9;const IPPROTO_TCP=6;const TCP_NODELAY=1;const isSupported=level===SOL_SOCKET&&optionName===SO_KEEPALIVE||level===IPPROTO_TCP&&optionName===TCP_NODELAY;if(!isSupported){console.warn(`Unsupported socket option: ${level}, ${optionName}, ${optionValue}`);return-1}const ws=PHPWASM.getAllWebSockets(socketd)[0];if(!ws){return-1}ws.setSocketOpt(level,optionName,optionValuePtr);return 0}var wasmTable;var runAndAbortIfError=func=>{try{return func()}catch(e){abort(e)}};var Asyncify={instrumentWasmImports(imports){var importPattern=/^(_dlopen_js|invoke_i|invoke_ii|invoke_iii|invoke_iiii|invoke_iiiii|invoke_iiiiii|invoke_iiiiiii|invoke_iiiiiiii|invoke_iiiiiiiiii|invoke_v|invoke_vi|invoke_vii|invoke_viidii|invoke_viii|invoke_viiii|invoke_viiiii|invoke_viiiiii|invoke_viiiiiii|invoke_viiiiiiiii|js_open_process|_js_open_process|_asyncjs__js_open_process|js_popen_to_file|_js_popen_to_file|_asyncjs__js_popen_to_file|js_fd_read|_js_fd_read|js_module_onMessage|_js_module_onMessage|_asyncjs__js_module_onMessage|js_waitpid|_js_waitpid|_asyncjs__js_waitpid|wasm_poll_socket|_wasm_poll_socket|_asyncjs__wasm_poll_socket|wasm_shutdown|_wasm_shutdown|_asyncjs__wasm_shutdown|__asyncjs__.*)$/;for(let[x,original]of Object.entries(imports)){if(typeof original=="function"){let isAsyncifyImport=original.isAsync||importPattern.test(x)}}},instrumentWasmExports(exports){var ret={};for(let[x,original]of Object.entries(exports)){if(typeof original=="function"){ret[x]=(...args)=>{Asyncify.exportCallStack.push(x);try{return original(...args)}finally{if(!ABORT){var y=Asyncify.exportCallStack.pop();Asyncify.maybeStopUnwind()}}}}else{ret[x]=original}}return ret},State:{Normal:0,Unwinding:1,Rewinding:2,Disabled:3},state:0,StackSize:4096,currData:null,handleSleepReturnValue:0,exportCallStack:[],callStackNameToId:{},callStackIdToName:{},callStackId:0,asyncPromiseHandlers:null,sleepCallbacks:[],getCallStackId(funcName){var id=Asyncify.callStackNameToId[funcName];if(id===undefined){id=Asyncify.callStackId++;Asyncify.callStackNameToId[funcName]=id;Asyncify.callStackIdToName[id]=funcName}return id},maybeStopUnwind(){if(Asyncify.currData&&Asyncify.state===Asyncify.State.Unwinding&&Asyncify.exportCallStack.length===0){Asyncify.state=Asyncify.State.Normal;runtimeKeepalivePush();runAndAbortIfError(_asyncify_stop_unwind);if(typeof Fibers!="undefined"){Fibers.trampoline()}}},whenDone(){return new Promise((resolve,reject)=>{Asyncify.asyncPromiseHandlers={resolve:resolve,reject:reject}})},allocateData(){var ptr=_malloc(12+Asyncify.StackSize);Asyncify.setDataHeader(ptr,ptr+12,Asyncify.StackSize);Asyncify.setDataRewindFunc(ptr);return ptr},setDataHeader(ptr,stack,stackSize){HEAPU32[ptr>>2]=stack;HEAPU32[ptr+4>>2]=stack+stackSize},setDataRewindFunc(ptr){var bottomOfCallStack=Asyncify.exportCallStack[0];var rewindId=Asyncify.getCallStackId(bottomOfCallStack);HEAP32[ptr+8>>2]=rewindId},getDataRewindFuncName(ptr){var id=HEAP32[ptr+8>>2];var name=Asyncify.callStackIdToName[id];return name},getDataRewindFunc(name){var func=wasmExports[name];return func},doRewind(ptr){var name=Asyncify.getDataRewindFuncName(ptr);var func=Asyncify.getDataRewindFunc(name);runtimeKeepalivePop();return func()},handleSleep(startAsync){if(ABORT)return;if(Asyncify.state===Asyncify.State.Normal){var reachedCallback=false;var reachedAfterCallback=false;startAsync((handleSleepReturnValue=0)=>{if(ABORT)return;Asyncify.handleSleepReturnValue=handleSleepReturnValue;reachedCallback=true;if(!reachedAfterCallback){return}Asyncify.state=Asyncify.State.Rewinding;runAndAbortIfError(()=>_asyncify_start_rewind(Asyncify.currData));if(typeof Browser!="undefined"&&Browser.mainLoop.func){Browser.mainLoop.resume()}var asyncWasmReturnValue,isError=false;try{asyncWasmReturnValue=Asyncify.doRewind(Asyncify.currData)}catch(err){asyncWasmReturnValue=err;isError=true}var handled=false;if(!Asyncify.currData){var asyncPromiseHandlers=Asyncify.asyncPromiseHandlers;if(asyncPromiseHandlers){Asyncify.asyncPromiseHandlers=null;(isError?asyncPromiseHandlers.reject:asyncPromiseHandlers.resolve)(asyncWasmReturnValue);handled=true}}if(isError&&!handled){throw asyncWasmReturnValue}});reachedAfterCallback=true;if(!reachedCallback){Asyncify.state=Asyncify.State.Unwinding;Asyncify.currData=Asyncify.allocateData();if(typeof Browser!="undefined"&&Browser.mainLoop.func){Browser.mainLoop.pause()}runAndAbortIfError(()=>_asyncify_start_unwind(Asyncify.currData))}}else if(Asyncify.state===Asyncify.State.Rewinding){Asyncify.state=Asyncify.State.Normal;runAndAbortIfError(_asyncify_stop_rewind);_free(Asyncify.currData);Asyncify.currData=null;Asyncify.sleepCallbacks.forEach(callUserCallback)}else{abort(`invalid state: ${Asyncify.state}`)}return Asyncify.handleSleepReturnValue},handleAsync(startAsync){return Asyncify.handleSleep(wakeUp=>{startAsync().then(wakeUp)})}};var getCFunc=ident=>{var func=Module["_"+ident];return func};var ccall=(ident,returnType,argTypes,args,opts)=>{var toC={string:str=>{var ret=0;if(str!==null&&str!==undefined&&str!==0){ret=stringToUTF8OnStack(str)}return ret},array:arr=>{var ret=stackAlloc(arr.length);writeArrayToMemory(arr,ret);return ret}};function convertReturnValue(ret){if(returnType==="string"){return UTF8ToString(ret)}if(returnType==="boolean")return Boolean(ret);return ret}var func=getCFunc(ident);var cArgs=[];var stack=0;if(args){for(var i=0;iFS.unlink(path);var FS_createLazyFile=FS.createLazyFile;var FS_createDevice=FS.createDevice;FS.createPreloadedFile=FS_createPreloadedFile;FS.staticInit();Module["FS_createPath"]=FS.createPath;Module["FS_createDataFile"]=FS.createDataFile;Module["FS_createPreloadedFile"]=FS.createPreloadedFile;Module["FS_unlink"]=FS.unlink;Module["FS_createLazyFile"]=FS.createLazyFile;Module["FS_createDevice"]=FS.createDevice;PHPWASM.init();var wasmImports={Oa:_SharpYuvConvert,Pa:_SharpYuvGetConversionMatrix,Qa:_SharpYuvInit,C:___assert_fail,Fa:__asyncjs__js_module_onMessage,ha:___call_sighandler,X:___syscall_accept4,W:___syscall_bind,za:___syscall_chdir,H:___syscall_chmod,V:___syscall_connect,ya:___syscall_dup,xa:___syscall_dup3,Aa:___syscall_faccessat,Va:___syscall_fallocate,ua:___syscall_fchmod,ta:___syscall_fchown32,G:___syscall_fchownat,m:___syscall_fcntl64,sa:___syscall_fdatasync,ra:___syscall_fstat64,ab:___syscall_ftruncate64,ma:___syscall_getcwd,ga:___syscall_getdents64,T:___syscall_getpeername,S:___syscall_getsockname,R:___syscall_getsockopt,z:___syscall_ioctl,Q:___syscall_listen,oa:___syscall_lstat64,la:___syscall_mkdirat,pa:___syscall_newfstatat,u:___syscall_openat,ka:___syscall_pipe,ja:___syscall_poll,fa:___syscall_readlinkat,P:___syscall_recvfrom,ea:___syscall_renameat,E:___syscall_rmdir,cb:___syscall_sendto,O:___syscall_socket,qa:___syscall_stat64,da:___syscall_statfs64,ca:___syscall_symlink,w:___syscall_unlinkat,_:___syscall_utimensat,Ba:__abort_js,va:__emscripten_get_now_is_monotonic,U:__emscripten_lookup_name,wa:__emscripten_memcpy_js,ia:__emscripten_runtime_keepalive_clear,Y:__emscripten_throw_longjmp,Ya:__gmtime_js,Za:__localtime_js,_a:__mktime_js,Wa:__mmap_js,Xa:__munmap_js,D:__setitimer_js,$:__tzset_js,x:_emscripten_date_now,ba:_emscripten_get_heap_max,r:_emscripten_get_now,Z:_emscripten_resize_heap,J:_emscripten_sleep,Da:_environ_get,Ea:_environ_sizes_get,q:_exit,o:_fd_close,F:_fd_fdstat_get,I:_fd_read,$a:_fd_seek,na:_fd_sync,y:_fd_write,M:_getaddrinfo,Ma:_getcontext,v:_getnameinfo,Ta:_getprotobyname,Sa:_getprotobynumber,k:invoke_i,d:invoke_ii,b:invoke_iii,f:invoke_iiii,h:invoke_iiiii,n:invoke_iiiiii,t:invoke_iiiiiii,Na:invoke_iiiiiiii,N:invoke_iiiiiiiiii,bb:invoke_jii,e:invoke_v,a:invoke_vi,c:invoke_vii,B:invoke_viidii,g:invoke_viii,j:invoke_viiii,l:invoke_viiiii,i:invoke_viiiiii,A:invoke_viiiiiiiii,L:_js_create_input_device,Ga:js_fd_read,K:_js_open_process,Ha:js_popen_to_file,Ia:_js_process_status,Ja:_js_waitpid,La:_makecontext,Ca:_proc_exit,Ua:_strftime,aa:_strftime_l,Ra:_strptime,Ka:_swapcontext,s:wasm_poll_socket,p:_wasm_setsockopt};var wasmExports=createWasm();var ___wasm_call_ctors=()=>(___wasm_call_ctors=wasmExports["eb"])();var _free=a0=>(_free=wasmExports["fb"])(a0);var _malloc=a0=>(_malloc=wasmExports["hb"])(a0);var _wasm_read=Module["_wasm_read"]=(a0,a1,a2)=>(_wasm_read=Module["_wasm_read"]=wasmExports["ib"])(a0,a1,a2);var _fflush=a0=>(_fflush=wasmExports["jb"])(a0);var _wasm_popen=Module["_wasm_popen"]=(a0,a1)=>(_wasm_popen=Module["_wasm_popen"]=wasmExports["kb"])(a0,a1);var _wasm_php_exec=Module["_wasm_php_exec"]=(a0,a1,a2,a3)=>(_wasm_php_exec=Module["_wasm_php_exec"]=wasmExports["lb"])(a0,a1,a2,a3);var _php_pollfd_for=Module["_php_pollfd_for"]=(a0,a1,a2)=>(_php_pollfd_for=Module["_php_pollfd_for"]=wasmExports["mb"])(a0,a1,a2);var _htons=a0=>(_htons=wasmExports["nb"])(a0);var _ntohs=a0=>(_ntohs=wasmExports["ob"])(a0);var _htonl=a0=>(_htonl=wasmExports["pb"])(a0);var _wasm_sleep=Module["_wasm_sleep"]=a0=>(_wasm_sleep=Module["_wasm_sleep"]=wasmExports["qb"])(a0);var ___wrap_select=Module["___wrap_select"]=(a0,a1,a2,a3,a4)=>(___wrap_select=Module["___wrap_select"]=wasmExports["rb"])(a0,a1,a2,a3,a4);var _wasm_set_sapi_name=Module["_wasm_set_sapi_name"]=a0=>(_wasm_set_sapi_name=Module["_wasm_set_sapi_name"]=wasmExports["sb"])(a0);var _wasm_set_phpini_path=Module["_wasm_set_phpini_path"]=a0=>(_wasm_set_phpini_path=Module["_wasm_set_phpini_path"]=wasmExports["tb"])(a0);var _wasm_add_SERVER_entry=Module["_wasm_add_SERVER_entry"]=(a0,a1)=>(_wasm_add_SERVER_entry=Module["_wasm_add_SERVER_entry"]=wasmExports["ub"])(a0,a1);var _wasm_add_ENV_entry=Module["_wasm_add_ENV_entry"]=(a0,a1)=>(_wasm_add_ENV_entry=Module["_wasm_add_ENV_entry"]=wasmExports["vb"])(a0,a1);var _wasm_set_query_string=Module["_wasm_set_query_string"]=a0=>(_wasm_set_query_string=Module["_wasm_set_query_string"]=wasmExports["wb"])(a0);var _wasm_set_path_translated=Module["_wasm_set_path_translated"]=a0=>(_wasm_set_path_translated=Module["_wasm_set_path_translated"]=wasmExports["xb"])(a0);var _wasm_set_skip_shebang=Module["_wasm_set_skip_shebang"]=a0=>(_wasm_set_skip_shebang=Module["_wasm_set_skip_shebang"]=wasmExports["yb"])(a0);var _wasm_set_request_uri=Module["_wasm_set_request_uri"]=a0=>(_wasm_set_request_uri=Module["_wasm_set_request_uri"]=wasmExports["zb"])(a0);var _wasm_set_request_method=Module["_wasm_set_request_method"]=a0=>(_wasm_set_request_method=Module["_wasm_set_request_method"]=wasmExports["Ab"])(a0);var _wasm_set_request_host=Module["_wasm_set_request_host"]=a0=>(_wasm_set_request_host=Module["_wasm_set_request_host"]=wasmExports["Bb"])(a0);var _wasm_set_content_type=Module["_wasm_set_content_type"]=a0=>(_wasm_set_content_type=Module["_wasm_set_content_type"]=wasmExports["Cb"])(a0);var _wasm_set_request_body=Module["_wasm_set_request_body"]=a0=>(_wasm_set_request_body=Module["_wasm_set_request_body"]=wasmExports["Db"])(a0);var _wasm_set_content_length=Module["_wasm_set_content_length"]=a0=>(_wasm_set_content_length=Module["_wasm_set_content_length"]=wasmExports["Eb"])(a0);var _wasm_set_cookies=Module["_wasm_set_cookies"]=a0=>(_wasm_set_cookies=Module["_wasm_set_cookies"]=wasmExports["Fb"])(a0);var _wasm_set_request_port=Module["_wasm_set_request_port"]=a0=>(_wasm_set_request_port=Module["_wasm_set_request_port"]=wasmExports["Gb"])(a0);var _wasm_sapi_request_shutdown=Module["_wasm_sapi_request_shutdown"]=()=>(_wasm_sapi_request_shutdown=Module["_wasm_sapi_request_shutdown"]=wasmExports["Hb"])();var _wasm_sapi_handle_request=Module["_wasm_sapi_handle_request"]=()=>(_wasm_sapi_handle_request=Module["_wasm_sapi_handle_request"]=wasmExports["Ib"])();var _php_wasm_init=Module["_php_wasm_init"]=()=>(_php_wasm_init=Module["_php_wasm_init"]=wasmExports["Jb"])();var _wasm_free=Module["_wasm_free"]=a0=>(_wasm_free=Module["_wasm_free"]=wasmExports["Kb"])(a0);var ___funcs_on_exit=()=>(___funcs_on_exit=wasmExports["Lb"])();var _emscripten_builtin_memalign=(a0,a1)=>(_emscripten_builtin_memalign=wasmExports["Mb"])(a0,a1);var __emscripten_timeout=(a0,a1)=>(__emscripten_timeout=wasmExports["Nb"])(a0,a1);var _setThrew=(a0,a1)=>(_setThrew=wasmExports["Ob"])(a0,a1);var __emscripten_tempret_set=a0=>(__emscripten_tempret_set=wasmExports["Pb"])(a0);var __emscripten_stack_restore=a0=>(__emscripten_stack_restore=wasmExports["Qb"])(a0);var __emscripten_stack_alloc=a0=>(__emscripten_stack_alloc=wasmExports["Rb"])(a0);var _emscripten_stack_get_current=()=>(_emscripten_stack_get_current=wasmExports["Sb"])();var dynCall_iiii=Module["dynCall_iiii"]=(a0,a1,a2,a3)=>(dynCall_iiii=Module["dynCall_iiii"]=wasmExports["Tb"])(a0,a1,a2,a3);var dynCall_ii=Module["dynCall_ii"]=(a0,a1)=>(dynCall_ii=Module["dynCall_ii"]=wasmExports["Ub"])(a0,a1);var dynCall_vi=Module["dynCall_vi"]=(a0,a1)=>(dynCall_vi=Module["dynCall_vi"]=wasmExports["Vb"])(a0,a1);var dynCall_viiiii=Module["dynCall_viiiii"]=(a0,a1,a2,a3,a4,a5)=>(dynCall_viiiii=Module["dynCall_viiiii"]=wasmExports["Wb"])(a0,a1,a2,a3,a4,a5);var dynCall_iii=Module["dynCall_iii"]=(a0,a1,a2)=>(dynCall_iii=Module["dynCall_iii"]=wasmExports["Xb"])(a0,a1,a2);var dynCall_iiiii=Module["dynCall_iiiii"]=(a0,a1,a2,a3,a4)=>(dynCall_iiiii=Module["dynCall_iiiii"]=wasmExports["Yb"])(a0,a1,a2,a3,a4);var dynCall_iiiiii=Module["dynCall_iiiiii"]=(a0,a1,a2,a3,a4,a5)=>(dynCall_iiiiii=Module["dynCall_iiiiii"]=wasmExports["Zb"])(a0,a1,a2,a3,a4,a5);var dynCall_vii=Module["dynCall_vii"]=(a0,a1,a2)=>(dynCall_vii=Module["dynCall_vii"]=wasmExports["_b"])(a0,a1,a2);var dynCall_viii=Module["dynCall_viii"]=(a0,a1,a2,a3)=>(dynCall_viii=Module["dynCall_viii"]=wasmExports["$b"])(a0,a1,a2,a3);var dynCall_v=Module["dynCall_v"]=a0=>(dynCall_v=Module["dynCall_v"]=wasmExports["ac"])(a0);var dynCall_i=Module["dynCall_i"]=a0=>(dynCall_i=Module["dynCall_i"]=wasmExports["bc"])(a0);var dynCall_viiii=Module["dynCall_viiii"]=(a0,a1,a2,a3,a4)=>(dynCall_viiii=Module["dynCall_viiii"]=wasmExports["cc"])(a0,a1,a2,a3,a4);var dynCall_iiiiiii=Module["dynCall_iiiiiii"]=(a0,a1,a2,a3,a4,a5,a6)=>(dynCall_iiiiiii=Module["dynCall_iiiiiii"]=wasmExports["dc"])(a0,a1,a2,a3,a4,a5,a6);var dynCall_viiiiiiiii=Module["dynCall_viiiiiiiii"]=(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9)=>(dynCall_viiiiiiiii=Module["dynCall_viiiiiiiii"]=wasmExports["ec"])(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9);var dynCall_viiiiii=Module["dynCall_viiiiii"]=(a0,a1,a2,a3,a4,a5,a6)=>(dynCall_viiiiii=Module["dynCall_viiiiii"]=wasmExports["fc"])(a0,a1,a2,a3,a4,a5,a6);var dynCall_iiiiiiii=Module["dynCall_iiiiiiii"]=(a0,a1,a2,a3,a4,a5,a6,a7)=>(dynCall_iiiiiiii=Module["dynCall_iiiiiiii"]=wasmExports["gc"])(a0,a1,a2,a3,a4,a5,a6,a7);var dynCall_iiiiiiiiii=Module["dynCall_iiiiiiiiii"]=(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9)=>(dynCall_iiiiiiiiii=Module["dynCall_iiiiiiiiii"]=wasmExports["hc"])(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9);var dynCall_jii=Module["dynCall_jii"]=(a0,a1,a2)=>(dynCall_jii=Module["dynCall_jii"]=wasmExports["ic"])(a0,a1,a2);var dynCall_viidii=Module["dynCall_viidii"]=(a0,a1,a2,a3,a4,a5)=>(dynCall_viidii=Module["dynCall_viidii"]=wasmExports["jc"])(a0,a1,a2,a3,a4,a5);var _asyncify_start_unwind=a0=>(_asyncify_start_unwind=wasmExports["kc"])(a0);var _asyncify_stop_unwind=()=>(_asyncify_stop_unwind=wasmExports["lc"])();var _asyncify_start_rewind=a0=>(_asyncify_start_rewind=wasmExports["mc"])(a0);var _asyncify_stop_rewind=()=>(_asyncify_stop_rewind=wasmExports["nc"])();function invoke_iiiiiii(index,a1,a2,a3,a4,a5,a6){var sp=stackSave();try{return dynCall_iiiiiii(index,a1,a2,a3,a4,a5,a6)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_vi(index,a1){var sp=stackSave();try{dynCall_vi(index,a1)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiii(index,a1,a2,a3){var sp=stackSave();try{return dynCall_iiii(index,a1,a2,a3)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iii(index,a1,a2){var sp=stackSave();try{return dynCall_iii(index,a1,a2)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_vii(index,a1,a2){var sp=stackSave();try{dynCall_vii(index,a1,a2)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_ii(index,a1){var sp=stackSave();try{return dynCall_ii(index,a1)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viii(index,a1,a2,a3){var sp=stackSave();try{dynCall_viii(index,a1,a2,a3)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_v(index){var sp=stackSave();try{dynCall_v(index)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_i(index){var sp=stackSave();try{return dynCall_i(index)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiii(index,a1,a2,a3,a4){var sp=stackSave();try{dynCall_viiii(index,a1,a2,a3,a4)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiiii(index,a1,a2,a3,a4,a5){var sp=stackSave();try{dynCall_viiiii(index,a1,a2,a3,a4,a5)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiii(index,a1,a2,a3,a4){var sp=stackSave();try{return dynCall_iiiii(index,a1,a2,a3,a4)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiiii(index,a1,a2,a3,a4,a5){var sp=stackSave();try{return dynCall_iiiiii(index,a1,a2,a3,a4,a5)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9){var sp=stackSave();try{return dynCall_iiiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiiiii(index,a1,a2,a3,a4,a5,a6){var sp=stackSave();try{dynCall_viiiiii(index,a1,a2,a3,a4,a5,a6)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viidii(index,a1,a2,a3,a4,a5){var sp=stackSave();try{dynCall_viidii(index,a1,a2,a3,a4,a5)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9){var sp=stackSave();try{dynCall_viiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiiiiii(index,a1,a2,a3,a4,a5,a6,a7){var sp=stackSave();try{return dynCall_iiiiiiii(index,a1,a2,a3,a4,a5,a6,a7)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_jii(index,a1,a2){var sp=stackSave();try{return dynCall_jii(index,a1,a2)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}Module["addRunDependency"]=addRunDependency;Module["removeRunDependency"]=removeRunDependency;Module["wasmExports"]=wasmExports;Module["ccall"]=ccall;Module["FS_createPreloadedFile"]=FS_createPreloadedFile;Module["FS_unlink"]=FS_unlink;Module["FS_createPath"]=FS_createPath;Module["FS_createDevice"]=FS_createDevice;Module["FS_createDataFile"]=FS_createDataFile;Module["FS_createLazyFile"]=FS_createLazyFile;Module["PROXYFS"]=PROXYFS;var calledRun;dependenciesFulfilled=function runCaller(){if(!calledRun)run();if(!calledRun)dependenciesFulfilled=runCaller};function run(){if(runDependencies>0){return}preRun();if(runDependencies>0){return}function doRun(){if(calledRun)return;calledRun=true;Module["calledRun"]=true;if(ABORT)return;initRuntime();if(Module["onRuntimeInitialized"])Module["onRuntimeInitialized"]();postRun()}if(Module["setStatus"]){Module["setStatus"]("Running...");setTimeout(function(){setTimeout(function(){Module["setStatus"]("")},1);doRun()},1)}else{doRun()}}if(Module["preInit"]){if(typeof Module["preInit"]=="function")Module["preInit"]=[Module["preInit"]];while(Module["preInit"].length>0){Module["preInit"].pop()()}}run(); +var Module=typeof PHPLoader!="undefined"?PHPLoader:{};var ENVIRONMENT_IS_WEB=RuntimeName==="WEB";var ENVIRONMENT_IS_WORKER=RuntimeName==="WORKER";var ENVIRONMENT_IS_NODE=RuntimeName==="NODE";var moduleOverrides=Object.assign({},Module);var arguments_=[];var thisProgram="./this.program";var quit_=(status,toThrow)=>{throw toThrow};var scriptDirectory="";function locateFile(path){if(Module["locateFile"]){return Module["locateFile"](path,scriptDirectory)}return scriptDirectory+path}var readAsync,readBinary;if(ENVIRONMENT_IS_WEB||ENVIRONMENT_IS_WORKER){if(ENVIRONMENT_IS_WORKER){scriptDirectory=self.location.href}else if(typeof document!="undefined"&&document.currentScript){scriptDirectory=document.currentScript.src}if(scriptDirectory.startsWith("blob:")){scriptDirectory=""}else{scriptDirectory=scriptDirectory.substr(0,scriptDirectory.replace(/[?#].*/,"").lastIndexOf("/")+1)}{readAsync=async url=>{var response=await fetch(url,{credentials:"same-origin"});if(response.ok){return response.arrayBuffer()}throw new Error(response.status+" : "+response.url)}}}else{}var out=Module["print"]||console.log.bind(console);var err=Module["printErr"]||console.error.bind(console);Object.assign(Module,moduleOverrides);moduleOverrides=null;if(Module["arguments"])arguments_=Module["arguments"];if(Module["thisProgram"])thisProgram=Module["thisProgram"]; +if (Module["quit"]) quit_=Module["quit"];var wasmBinary=Module["wasmBinary"];var wasmMemory;var ABORT=false;var EXITSTATUS;function assert(condition,text){if(!condition){abort(text)}}var HEAP8,HEAPU8,HEAP16,HEAPU16,HEAP32,HEAPU32,HEAPF32,HEAPF64;function updateMemoryViews(){var b=wasmMemory.buffer;Module["HEAP8"]=HEAP8=new Int8Array(b);Module["HEAP16"]=HEAP16=new Int16Array(b);Module["HEAPU8"]=HEAPU8=new Uint8Array(b);Module["HEAPU16"]=HEAPU16=new Uint16Array(b);Module["HEAP32"]=HEAP32=new Int32Array(b);Module["HEAPU32"]=HEAPU32=new Uint32Array(b);Module["HEAPF32"]=HEAPF32=new Float32Array(b);Module["HEAPF64"]=HEAPF64=new Float64Array(b)}var __ATPRERUN__=[];var __ATINIT__=[];var __ATEXIT__=[];var __ATPOSTRUN__=[];var runtimeInitialized=false;var runtimeExited=false;function preRun(){if(Module["preRun"]){if(typeof Module["preRun"]=="function")Module["preRun"]=[Module["preRun"]];while(Module["preRun"].length){addOnPreRun(Module["preRun"].shift())}}callRuntimeCallbacks(__ATPRERUN__)}function initRuntime(){runtimeInitialized=true;SOCKFS.root=FS.mount(SOCKFS,{},null);if(!Module["noFSInit"]&&!FS.initialized)FS.init();FS.ignorePermissions=false;TTY.init();PIPEFS.root=FS.mount(PIPEFS,{},null);callRuntimeCallbacks(__ATINIT__)}function exitRuntime(){___funcs_on_exit();callRuntimeCallbacks(__ATEXIT__);FS.quit();TTY.shutdown();runtimeExited=true}function postRun(){if(Module["postRun"]){if(typeof Module["postRun"]=="function")Module["postRun"]=[Module["postRun"]];while(Module["postRun"].length){addOnPostRun(Module["postRun"].shift())}}callRuntimeCallbacks(__ATPOSTRUN__)}function addOnPreRun(cb){__ATPRERUN__.unshift(cb)}function addOnInit(cb){__ATINIT__.unshift(cb)}function addOnPostRun(cb){__ATPOSTRUN__.unshift(cb)}var runDependencies=0;var dependenciesFulfilled=null;function getUniqueRunDependency(id){return id}function addRunDependency(id){runDependencies++;Module["monitorRunDependencies"]?.(runDependencies)}function removeRunDependency(id){runDependencies--;Module["monitorRunDependencies"]?.(runDependencies);if(runDependencies==0){if(dependenciesFulfilled){var callback=dependenciesFulfilled;dependenciesFulfilled=null;callback()}}}function abort(what){Module["onAbort"]?.(what);what="Aborted("+what+")";err(what);ABORT=true;what+=". Build with -sASSERTIONS for more info.";var e=new WebAssembly.RuntimeError(what);throw e}var dataURIPrefix="data:application/octet-stream;base64,";var isDataURI=filename=>filename.startsWith(dataURIPrefix);function findWasmBinary(){var f=dependencyFilename;if(!isDataURI(f)){return locateFile(f)}return f}var wasmBinaryFile;function getBinarySync(file){if(file==wasmBinaryFile&&wasmBinary){return new Uint8Array(wasmBinary)}if(readBinary){return readBinary(file)}throw"both async and sync fetching of the wasm failed"}async function getWasmBinary(binaryFile){if(!wasmBinary){try{var response=await readAsync(binaryFile);return new Uint8Array(response)}catch{}}return getBinarySync(binaryFile)}async function instantiateArrayBuffer(binaryFile,imports){try{var binary=await getWasmBinary(binaryFile);var instance=await WebAssembly.instantiate(binary,imports);return instance}catch(reason){err(`failed to asynchronously prepare wasm: ${reason}`);abort(reason)}}async function instantiateAsync(binary,binaryFile,imports){if(!binary&&typeof WebAssembly.instantiateStreaming=="function"&&!isDataURI(binaryFile)&&typeof fetch=="function"){try{var response=fetch(binaryFile,{credentials:"same-origin"});var instantiationResult=await WebAssembly.instantiateStreaming(response,imports);return instantiationResult}catch(reason){err(`wasm streaming compile failed: ${reason}`);err("falling back to ArrayBuffer instantiation")}}return instantiateArrayBuffer(binaryFile,imports)}function getWasmImports(){return{a:wasmImports}}async function createWasm(){function receiveInstance(instance,module){wasmExports=instance.exports;wasmExports=Asyncify.instrumentWasmExports(wasmExports);Module["wasmExports"]=wasmExports;wasmMemory=wasmExports["bb"];updateMemoryViews();wasmTable=wasmExports["db"];addOnInit(wasmExports["cb"]);removeRunDependency("wasm-instantiate");return wasmExports}addRunDependency("wasm-instantiate");function receiveInstantiationResult(result){receiveInstance(result["instance"])}var info=getWasmImports();if(Module["instantiateWasm"]){try{return Module["instantiateWasm"](info,receiveInstance)}catch(e){err(`Module.instantiateWasm callback failed with error: ${e}`);return false}}wasmBinaryFile??=findWasmBinary();var result=await instantiateAsync(wasmBinary,wasmBinaryFile,info);receiveInstantiationResult(result);return result}var tempDouble;var tempI64;function js_popen_to_file(command,mode,exitCodePtr){const returnCallback=resolver=>Asyncify.handleSleep(resolver);if(!command)return 1;const cmdstr=UTF8ToString(command);if(!cmdstr.length)return 0;const modestr=UTF8ToString(mode);if(!modestr.length)return 0;if(modestr==="w"){console.error('popen($cmd, "w") is not implemented yet')}return returnCallback(async wakeUp=>{let cp;try{cp=PHPWASM.spawnProcess(cmdstr,[]);if(cp instanceof Promise){cp=await cp}}catch(e){console.error(e);if(e.code==="SPAWN_UNSUPPORTED"){return 1}throw e}const outByteArrays=[];cp.stdout.on("data",function(data){outByteArrays.push(data)});const outputPath="/tmp/popen_output";cp.on("exit",function(exitCode){const outBytes=new Uint8Array(outByteArrays.reduce((acc,curr)=>acc+curr.length,0));let offset=0;for(const byteArray of outByteArrays){outBytes.set(byteArray,offset);offset+=byteArray.length}FS.writeFile(outputPath,outBytes);HEAPU8[exitCodePtr]=exitCode;wakeUp(allocateUTF8OnStack(outputPath))})})}function wasm_poll_socket(socketd,events,timeout){const returnCallback=resolver=>Asyncify.handleSleep(resolver);const POLLIN=1;const POLLPRI=2;const POLLOUT=4;const POLLERR=8;const POLLHUP=16;const POLLNVAL=32;return returnCallback(wakeUp=>{const polls=[];if(socketd in PHPWASM.child_proc_by_fd){const procInfo=PHPWASM.child_proc_by_fd[socketd];if(procInfo.exited){wakeUp(0);return}polls.push(PHPWASM.awaitEvent(procInfo.stdout,"data"))}else if(FS.isSocket(FS.getStream(socketd)?.node.mode)){const sock=getSocketFromFD(socketd);if(!sock){wakeUp(0);return}const lookingFor=new Set;if(events&POLLIN||events&POLLPRI){if(sock.server){for(const client of sock.pending){if((client.recv_queue||[]).length>0){wakeUp(1);return}}}else if((sock.recv_queue||[]).length>0){wakeUp(1);return}}const webSockets=PHPWASM.getAllWebSockets(sock);if(!webSockets.length){wakeUp(0);return}for(const ws of webSockets){if(events&POLLIN||events&POLLPRI){polls.push(PHPWASM.awaitData(ws));lookingFor.add("POLLIN")}if(events&POLLOUT){polls.push(PHPWASM.awaitConnection(ws));lookingFor.add("POLLOUT")}if(events&POLLHUP){polls.push(PHPWASM.awaitClose(ws));lookingFor.add("POLLHUP")}if(events&POLLERR||events&POLLNVAL){polls.push(PHPWASM.awaitError(ws));lookingFor.add("POLLERR")}}}else{setTimeout(function(){wakeUp(1)},timeout);return}if(polls.length===0){console.warn("Unsupported poll event "+events+", defaulting to setTimeout().");setTimeout(function(){wakeUp(0)},timeout);return}const promises=polls.map(([promise])=>promise);const clearPolling=()=>polls.forEach(([,clear])=>clear());let awaken=false;let timeoutId;Promise.race(promises).then(function(results){if(!awaken){awaken=true;wakeUp(1);if(timeoutId){clearTimeout(timeoutId)}clearPolling()}});if(timeout!==-1){timeoutId=setTimeout(function(){if(!awaken){awaken=true;wakeUp(0);clearPolling()}},timeout)}})}function js_fd_read(fd,iov,iovcnt,pnum){const returnCallback=resolver=>Asyncify.handleSleep(resolver);if(Asyncify?.State?.Normal===undefined||Asyncify?.state===Asyncify?.State?.Normal){var returnCode;var stream;let num=0;try{stream=SYSCALLS.getStreamFromFD(fd);const num=doReadv(stream,iov,iovcnt);HEAPU32[pnum>>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError")){throw e}if(e.errno!==6||!(stream?.fd in PHPWASM.child_proc_by_fd)){HEAPU32[pnum>>2]=0;return returnCode}}}return returnCallback(wakeUp=>{var retries=0;var interval=50;var timeout=5e3;var maxRetries=timeout/interval;function poll(){var returnCode;var stream;let num;try{stream=SYSCALLS.getStreamFromFD(fd);num=doReadv(stream,iov,iovcnt);returnCode=0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError")){console.error(e);throw e}returnCode=e.errno}const success=returnCode===0;const failure=++retries>maxRetries||!(fd in PHPWASM.child_proc_by_fd)||PHPWASM.child_proc_by_fd[fd]?.exited||FS.isClosed(stream);if(success){HEAPU32[pnum>>2]=num;wakeUp(0)}else if(failure){HEAPU32[pnum>>2]=0;wakeUp(returnCode===6?0:returnCode)}else{setTimeout(poll,interval)}}poll()})}function __asyncjs__js_module_onMessage(data,response_buffer){return Asyncify.handleAsync(async()=>{if(Module["onMessage"]){const dataStr=UTF8ToString(data);return Module["onMessage"](dataStr).then(response=>{const responseBytes=typeof response==="string"?(new TextEncoder).encode(response):response;const responseSize=responseBytes.byteLength;const responsePtr=_malloc(responseSize+1);HEAPU8.set(responseBytes,responsePtr);HEAPU8[responsePtr+responseSize]=0;HEAPU8[response_buffer]=responsePtr;HEAPU8[response_buffer+1]=responsePtr>>8;HEAPU8[response_buffer+2]=responsePtr>>16;HEAPU8[response_buffer+3]=responsePtr>>24;return responseSize}).catch(e=>{console.error(e);return-1})}})}class ExitStatus{name="ExitStatus";constructor(status){this.message=`Program terminated with exit(${status})`;this.status=status}} +ExitStatus = class PHPExitStatus extends Error { +constructor(status) { + super(status); + this.name = "ExitStatus"; + this.message = "Program terminated with exit(" + status + ")"; + this.status = status; + } +};var callRuntimeCallbacks=callbacks=>{while(callbacks.length>0){callbacks.shift()(Module)}};var noExitRuntime=Module["noExitRuntime"]||false;var stackRestore=val=>__emscripten_stack_restore(val);var stackSave=()=>_emscripten_stack_get_current();function _SharpYuvConvert(){abort("missing function: SharpYuvConvert")}_SharpYuvConvert.stub=true;function _SharpYuvGetConversionMatrix(){abort("missing function: SharpYuvGetConversionMatrix")}_SharpYuvGetConversionMatrix.stub=true;function _SharpYuvInit(){abort("missing function: SharpYuvInit")}_SharpYuvInit.stub=true;var UTF8Decoder=typeof TextDecoder!="undefined"?new TextDecoder:undefined;var UTF8ArrayToString=(heapOrArray,idx=0,maxBytesToRead=NaN)=>{var endIdx=idx+maxBytesToRead;var endPtr=idx;while(heapOrArray[endPtr]&&!(endPtr>=endIdx))++endPtr;if(endPtr-idx>16&&heapOrArray.buffer&&UTF8Decoder){return UTF8Decoder.decode(heapOrArray.subarray(idx,endPtr))}var str="";while(idx>10,56320|ch&1023)}}return str};var UTF8ToString=(ptr,maxBytesToRead)=>ptr?UTF8ArrayToString(HEAPU8,ptr,maxBytesToRead):"";Module["UTF8ToString"]=UTF8ToString;var ___assert_fail=(condition,filename,line,func)=>abort(`Assertion failed: ${UTF8ToString(condition)}, at: `+[filename?UTF8ToString(filename):"unknown filename",line,func?UTF8ToString(func):"unknown function"]);var ___call_sighandler=(fp,sig)=>(a1=>dynCall_vi(fp,a1))(sig);var initRandomFill=()=>{if(typeof crypto=="object"&&typeof crypto["getRandomValues"]=="function"){return view=>crypto.getRandomValues(view)}else abort("initRandomDevice")};var randomFill=view=>(randomFill=initRandomFill())(view);var PATH={isAbs:path=>path.charAt(0)==="/",splitPath:filename=>{var splitPathRe=/^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/;return splitPathRe.exec(filename).slice(1)},normalizeArray:(parts,allowAboveRoot)=>{var up=0;for(var i=parts.length-1;i>=0;i--){var last=parts[i];if(last==="."){parts.splice(i,1)}else if(last===".."){parts.splice(i,1);up++}else if(up){parts.splice(i,1);up--}}if(allowAboveRoot){for(;up;up--){parts.unshift("..")}}return parts},normalize:path=>{var isAbsolute=PATH.isAbs(path),trailingSlash=path.substr(-1)==="/";path=PATH.normalizeArray(path.split("/").filter(p=>!!p),!isAbsolute).join("/");if(!path&&!isAbsolute){path="."}if(path&&trailingSlash){path+="/"}return(isAbsolute?"/":"")+path},dirname:path=>{var result=PATH.splitPath(path),root=result[0],dir=result[1];if(!root&&!dir){return"."}if(dir){dir=dir.substr(0,dir.length-1)}return root+dir},basename:path=>{if(path==="/")return"/";path=PATH.normalize(path);path=path.replace(/\/$/,"");var lastSlash=path.lastIndexOf("/");if(lastSlash===-1)return path;return path.substr(lastSlash+1)},join:(...paths)=>PATH.normalize(paths.join("/")),join2:(l,r)=>PATH.normalize(l+"/"+r)};var PATH_FS={resolve:(...args)=>{var resolvedPath="",resolvedAbsolute=false;for(var i=args.length-1;i>=-1&&!resolvedAbsolute;i--){var path=i>=0?args[i]:FS.cwd();if(typeof path!="string"){throw new TypeError("Arguments to path.resolve must be strings")}else if(!path){return""}resolvedPath=path+"/"+resolvedPath;resolvedAbsolute=PATH.isAbs(path)}resolvedPath=PATH.normalizeArray(resolvedPath.split("/").filter(p=>!!p),!resolvedAbsolute).join("/");return(resolvedAbsolute?"/":"")+resolvedPath||"."},relative:(from,to)=>{from=PATH_FS.resolve(from).substr(1);to=PATH_FS.resolve(to).substr(1);function trim(arr){var start=0;for(;start=0;end--){if(arr[end]!=="")break}if(start>end)return[];return arr.slice(start,end-start+1)}var fromParts=trim(from.split("/"));var toParts=trim(to.split("/"));var length=Math.min(fromParts.length,toParts.length);var samePartsLength=length;for(var i=0;i{var len=0;for(var i=0;i=55296&&c<=57343){len+=4;++i}else{len+=3}}return len};Module["lengthBytesUTF8"]=lengthBytesUTF8;var stringToUTF8Array=(str,heap,outIdx,maxBytesToWrite)=>{if(!(maxBytesToWrite>0))return 0;var startIdx=outIdx;var endIdx=outIdx+maxBytesToWrite-1;for(var i=0;i=55296&&u<=57343){var u1=str.charCodeAt(++i);u=65536+((u&1023)<<10)|u1&1023}if(u<=127){if(outIdx>=endIdx)break;heap[outIdx++]=u}else if(u<=2047){if(outIdx+1>=endIdx)break;heap[outIdx++]=192|u>>6;heap[outIdx++]=128|u&63}else if(u<=65535){if(outIdx+2>=endIdx)break;heap[outIdx++]=224|u>>12;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}else{if(outIdx+3>=endIdx)break;heap[outIdx++]=240|u>>18;heap[outIdx++]=128|u>>12&63;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}}heap[outIdx]=0;return outIdx-startIdx};function intArrayFromString(stringy,dontAddNull,length){var len=length>0?length:lengthBytesUTF8(stringy)+1;var u8array=new Array(len);var numBytesWritten=stringToUTF8Array(stringy,u8array,0,u8array.length);if(dontAddNull)u8array.length=numBytesWritten;return u8array}var FS_stdin_getChar=()=>{if(!FS_stdin_getChar_buffer.length){var result=null;if(typeof window!="undefined"&&typeof window.prompt=="function"){result=window.prompt("Input: ");if(result!==null){result+="\n"}}else{}if(!result){return null}FS_stdin_getChar_buffer=intArrayFromString(result,true)}return FS_stdin_getChar_buffer.shift()};var TTY={ttys:[],init(){},shutdown(){},register(dev,ops){TTY.ttys[dev]={input:[],output:[],ops};FS.registerDevice(dev,TTY.stream_ops)},stream_ops:{open(stream){var tty=TTY.ttys[stream.node.rdev];if(!tty){throw new FS.ErrnoError(43)}stream.tty=tty;stream.seekable=false},close(stream){stream.tty.ops.fsync(stream.tty)},fsync(stream){stream.tty.ops.fsync(stream.tty)},read(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.get_char){throw new FS.ErrnoError(60)}var bytesRead=0;for(var i=0;i0){out(UTF8ArrayToString(tty.output));tty.output=[]}},ioctl_tcgets(tty){return{c_iflag:25856,c_oflag:5,c_cflag:191,c_lflag:35387,c_cc:[3,28,127,21,4,0,1,0,17,19,26,0,18,15,23,22,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]}},ioctl_tcsets(tty,optional_actions,data){return 0},ioctl_tiocgwinsz(tty){return[24,80]}},default_tty1_ops:{put_char(tty,val){if(val===null||val===10){err(UTF8ArrayToString(tty.output));tty.output=[]}else{if(val!=0)tty.output.push(val)}},fsync(tty){if(tty.output&&tty.output.length>0){err(UTF8ArrayToString(tty.output));tty.output=[]}}}};var zeroMemory=(address,size)=>{HEAPU8.fill(0,address,address+size)};var alignMemory=(size,alignment)=>Math.ceil(size/alignment)*alignment;var mmapAlloc=size=>{size=alignMemory(size,65536);var ptr=_emscripten_builtin_memalign(65536,size);if(ptr)zeroMemory(ptr,size);return ptr};var MEMFS={ops_table:null,mount(mount){return MEMFS.createNode(null,"/",16895,0)},createNode(parent,name,mode,dev){if(FS.isBlkdev(mode)||FS.isFIFO(mode)){throw new FS.ErrnoError(63)}MEMFS.ops_table||={dir:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,lookup:MEMFS.node_ops.lookup,mknod:MEMFS.node_ops.mknod,rename:MEMFS.node_ops.rename,unlink:MEMFS.node_ops.unlink,rmdir:MEMFS.node_ops.rmdir,readdir:MEMFS.node_ops.readdir,symlink:MEMFS.node_ops.symlink},stream:{llseek:MEMFS.stream_ops.llseek}},file:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:{llseek:MEMFS.stream_ops.llseek,read:MEMFS.stream_ops.read,write:MEMFS.stream_ops.write,allocate:MEMFS.stream_ops.allocate,mmap:MEMFS.stream_ops.mmap,msync:MEMFS.stream_ops.msync}},link:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,readlink:MEMFS.node_ops.readlink},stream:{}},chrdev:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:FS.chrdev_stream_ops}};var node=FS.createNode(parent,name,mode,dev);if(FS.isDir(node.mode)){node.node_ops=MEMFS.ops_table.dir.node;node.stream_ops=MEMFS.ops_table.dir.stream;node.contents={}}else if(FS.isFile(node.mode)){node.node_ops=MEMFS.ops_table.file.node;node.stream_ops=MEMFS.ops_table.file.stream;node.usedBytes=0;node.contents=null}else if(FS.isLink(node.mode)){node.node_ops=MEMFS.ops_table.link.node;node.stream_ops=MEMFS.ops_table.link.stream}else if(FS.isChrdev(node.mode)){node.node_ops=MEMFS.ops_table.chrdev.node;node.stream_ops=MEMFS.ops_table.chrdev.stream}node.atime=node.mtime=node.ctime=Date.now();if(parent){parent.contents[name]=node;parent.atime=parent.mtime=parent.ctime=node.atime}return node},getFileDataAsTypedArray(node){if(!node.contents)return new Uint8Array(0);if(node.contents.subarray)return node.contents.subarray(0,node.usedBytes);return new Uint8Array(node.contents)},expandFileStorage(node,newCapacity){var prevCapacity=node.contents?node.contents.length:0;if(prevCapacity>=newCapacity)return;var CAPACITY_DOUBLING_MAX=1024*1024;newCapacity=Math.max(newCapacity,prevCapacity*(prevCapacity>>0);if(prevCapacity!=0)newCapacity=Math.max(newCapacity,256);var oldContents=node.contents;node.contents=new Uint8Array(newCapacity);if(node.usedBytes>0)node.contents.set(oldContents.subarray(0,node.usedBytes),0)},resizeFileStorage(node,newSize){if(node.usedBytes==newSize)return;if(newSize==0){node.contents=null;node.usedBytes=0}else{var oldContents=node.contents;node.contents=new Uint8Array(newSize);if(oldContents){node.contents.set(oldContents.subarray(0,Math.min(newSize,node.usedBytes)))}node.usedBytes=newSize}},node_ops:{getattr(node){var attr={};attr.dev=FS.isChrdev(node.mode)?node.id:1;attr.ino=node.id;attr.mode=node.mode;attr.nlink=1;attr.uid=0;attr.gid=0;attr.rdev=node.rdev;if(FS.isDir(node.mode)){attr.size=4096}else if(FS.isFile(node.mode)){attr.size=node.usedBytes}else if(FS.isLink(node.mode)){attr.size=node.link.length}else{attr.size=0}attr.atime=new Date(node.atime);attr.mtime=new Date(node.mtime);attr.ctime=new Date(node.ctime);attr.blksize=4096;attr.blocks=Math.ceil(attr.size/attr.blksize);return attr},setattr(node,attr){for(const key of["mode","atime","mtime","ctime"]){if(attr[key]){node[key]=attr[key]}}if(attr.size!==undefined){MEMFS.resizeFileStorage(node,attr.size)}},lookup(parent,name){throw MEMFS.doesNotExistError},mknod(parent,name,mode,dev){return MEMFS.createNode(parent,name,mode,dev)},rename(old_node,new_dir,new_name){var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(new_node){if(FS.isDir(old_node.mode)){for(var i in new_node.contents){throw new FS.ErrnoError(55)}}FS.hashRemoveNode(new_node)}delete old_node.parent.contents[old_node.name];new_dir.contents[new_name]=old_node;old_node.name=new_name;new_dir.ctime=new_dir.mtime=old_node.parent.ctime=old_node.parent.mtime=Date.now()},unlink(parent,name){delete parent.contents[name];parent.ctime=parent.mtime=Date.now()},rmdir(parent,name){var node=FS.lookupNode(parent,name);for(var i in node.contents){throw new FS.ErrnoError(55)}delete parent.contents[name];parent.ctime=parent.mtime=Date.now()},readdir(node){return[".","..",...Object.keys(node.contents)]},symlink(parent,newname,oldpath){var node=MEMFS.createNode(parent,newname,511|40960,0);node.link=oldpath;return node},readlink(node){if(!FS.isLink(node.mode)){throw new FS.ErrnoError(28)}return node.link}},stream_ops:{read(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=stream.node.usedBytes)return 0;var size=Math.min(stream.node.usedBytes-position,length);if(size>8&&contents.subarray){buffer.set(contents.subarray(position,position+size),offset)}else{for(var i=0;i0||position+length{var arrayBuffer=await readAsync(url);return new Uint8Array(arrayBuffer)};asyncLoad.isAsync=true;var FS_createDataFile=(parent,name,fileData,canRead,canWrite,canOwn)=>{FS.createDataFile(parent,name,fileData,canRead,canWrite,canOwn)};var preloadPlugins=Module["preloadPlugins"]||[];var FS_handledByPreloadPlugin=(byteArray,fullname,finish,onerror)=>{if(typeof Browser!="undefined")Browser.init();var handled=false;preloadPlugins.forEach(plugin=>{if(handled)return;if(plugin["canHandle"](fullname)){plugin["handle"](byteArray,fullname,finish,onerror);handled=true}});return handled};var FS_createPreloadedFile=(parent,name,url,canRead,canWrite,onload,onerror,dontCreateFile,canOwn,preFinish)=>{var fullname=name?PATH_FS.resolve(PATH.join2(parent,name)):parent;var dep=getUniqueRunDependency(`cp ${fullname}`);function processData(byteArray){function finish(byteArray){preFinish?.();if(!dontCreateFile){FS_createDataFile(parent,name,byteArray,canRead,canWrite,canOwn)}onload?.();removeRunDependency(dep)}if(FS_handledByPreloadPlugin(byteArray,fullname,finish,()=>{onerror?.();removeRunDependency(dep)})){return}finish(byteArray)}addRunDependency(dep);if(typeof url=="string"){asyncLoad(url).then(processData,onerror)}else{processData(url)}};var FS_modeStringToFlags=str=>{var flagModes={r:0,"r+":2,w:512|64|1,"w+":512|64|2,a:1024|64|1,"a+":1024|64|2};var flags=flagModes[str];if(typeof flags=="undefined"){throw new Error(`Unknown file open mode: ${str}`)}return flags};var FS_getMode=(canRead,canWrite)=>{var mode=0;if(canRead)mode|=292|73;if(canWrite)mode|=146;return mode};var ERRNO_CODES={EPERM:63,ENOENT:44,ESRCH:71,EINTR:27,EIO:29,ENXIO:60,E2BIG:1,ENOEXEC:45,EBADF:8,ECHILD:12,EAGAIN:6,EWOULDBLOCK:6,ENOMEM:48,EACCES:2,EFAULT:21,ENOTBLK:105,EBUSY:10,EEXIST:20,EXDEV:75,ENODEV:43,ENOTDIR:54,EISDIR:31,EINVAL:28,ENFILE:41,EMFILE:33,ENOTTY:59,ETXTBSY:74,EFBIG:22,ENOSPC:51,ESPIPE:70,EROFS:69,EMLINK:34,EPIPE:64,EDOM:18,ERANGE:68,ENOMSG:49,EIDRM:24,ECHRNG:106,EL2NSYNC:156,EL3HLT:107,EL3RST:108,ELNRNG:109,EUNATCH:110,ENOCSI:111,EL2HLT:112,EDEADLK:16,ENOLCK:46,EBADE:113,EBADR:114,EXFULL:115,ENOANO:104,EBADRQC:103,EBADSLT:102,EDEADLOCK:16,EBFONT:101,ENOSTR:100,ENODATA:116,ETIME:117,ENOSR:118,ENONET:119,ENOPKG:120,EREMOTE:121,ENOLINK:47,EADV:122,ESRMNT:123,ECOMM:124,EPROTO:65,EMULTIHOP:36,EDOTDOT:125,EBADMSG:9,ENOTUNIQ:126,EBADFD:127,EREMCHG:128,ELIBACC:129,ELIBBAD:130,ELIBSCN:131,ELIBMAX:132,ELIBEXEC:133,ENOSYS:52,ENOTEMPTY:55,ENAMETOOLONG:37,ELOOP:32,EOPNOTSUPP:138,EPFNOSUPPORT:139,ECONNRESET:15,ENOBUFS:42,EAFNOSUPPORT:5,EPROTOTYPE:67,ENOTSOCK:57,ENOPROTOOPT:50,ESHUTDOWN:140,ECONNREFUSED:14,EADDRINUSE:3,ECONNABORTED:13,ENETUNREACH:40,ENETDOWN:38,ETIMEDOUT:73,EHOSTDOWN:142,EHOSTUNREACH:23,EINPROGRESS:26,EALREADY:7,EDESTADDRREQ:17,EMSGSIZE:35,EPROTONOSUPPORT:66,ESOCKTNOSUPPORT:137,EADDRNOTAVAIL:4,ENETRESET:39,EISCONN:30,ENOTCONN:53,ETOOMANYREFS:141,EUSERS:136,EDQUOT:19,ESTALE:72,ENOTSUP:138,ENOMEDIUM:148,EILSEQ:25,EOVERFLOW:61,ECANCELED:11,ENOTRECOVERABLE:56,EOWNERDEAD:62,ESTRPIPE:135};var PROXYFS={mount(mount){return PROXYFS.createNode(null,"/",mount.opts.fs.lstat(mount.opts.root).mode,0)},createNode(parent,name,mode,dev){if(!FS.isDir(mode)&&!FS.isFile(mode)&&!FS.isLink(mode)){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}var node=FS.createNode(parent,name,mode);node.node_ops=PROXYFS.node_ops;node.stream_ops=PROXYFS.stream_ops;return node},realPath(node){var parts=[];while(node.parent!==node){parts.push(node.name);node=node.parent}parts.push(node.mount.opts.root);parts.reverse();return PATH.join(...parts)},node_ops:{getattr(node){var path=PROXYFS.realPath(node);var stat;try{stat=node.mount.opts.fs.lstat(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return{dev:stat.dev,ino:stat.ino,mode:stat.mode,nlink:stat.nlink,uid:stat.uid,gid:stat.gid,rdev:stat.rdev,size:stat.size,atime:stat.atime,mtime:stat.mtime,ctime:stat.ctime,blksize:stat.blksize,blocks:stat.blocks}},setattr(node,attr){var path=PROXYFS.realPath(node);try{if(attr.mode!==undefined){node.mount.opts.fs.chmod(path,attr.mode);node.mode=attr.mode}if(attr.atime||attr.mtime){var atime=new Date(attr.atime||attr.mtime);var mtime=new Date(attr.mtime||attr.atime);node.mount.opts.fs.utime(path,atime,mtime)}if(attr.size!==undefined){node.mount.opts.fs.truncate(path,attr.size)}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},lookup(parent,name){try{var path=PATH.join2(PROXYFS.realPath(parent),name);var mode=parent.mount.opts.fs.lstat(path).mode;var node=PROXYFS.createNode(parent,name,mode);return node}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},mknod(parent,name,mode,dev){var node=PROXYFS.createNode(parent,name,mode,dev);var path=PROXYFS.realPath(node);try{if(FS.isDir(node.mode)){node.mount.opts.fs.mkdir(path,node.mode)}else{node.mount.opts.fs.writeFile(path,"",{mode:node.mode})}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return node},rename(oldNode,newDir,newName){var oldPath=PROXYFS.realPath(oldNode);var newPath=PATH.join2(PROXYFS.realPath(newDir),newName);try{oldNode.mount.opts.fs.rename(oldPath,newPath);oldNode.name=newName}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},unlink(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.unlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},rmdir(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.rmdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readdir(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},symlink(parent,newName,oldPath){var newPath=PATH.join2(PROXYFS.realPath(parent),newName);try{parent.mount.opts.fs.symlink(oldPath,newPath)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readlink(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}}},stream_ops:{open(stream){var path=PROXYFS.realPath(stream.node);try{stream.nfd=stream.node.mount.opts.fs.open(path,stream.flags)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},close(stream){try{stream.node.mount.opts.fs.close(stream.nfd)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},read(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.read(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},write(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.write(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},llseek(stream,offset,whence){var position=offset;if(whence===1){position+=stream.position}else if(whence===2){if(FS.isFile(stream.node.mode)){try{var stat=stream.node.node_ops.getattr(stream.node);position+=stat.size}catch(e){throw new FS.ErrnoError(ERRNO_CODES[e.code])}}}if(position<0){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}return position}}};var FS={root:null,mounts:[],devices:{},streams:[],nextInode:1,nameTable:null,currentPath:"/",initialized:false,ignorePermissions:true,ErrnoError:class{name="ErrnoError";constructor(errno){this.errno=errno}},filesystems:null,syncFSRequests:0,readFiles:{},FSStream:class{shared={};get object(){return this.node}set object(val){this.node=val}get isRead(){return(this.flags&2097155)!==1}get isWrite(){return(this.flags&2097155)!==0}get isAppend(){return this.flags&1024}get flags(){return this.shared.flags}set flags(val){this.shared.flags=val}get position(){return this.shared.position}set position(val){this.shared.position=val}},FSNode:class{node_ops={};stream_ops={};readMode=292|73;writeMode=146;mounted=null;constructor(parent,name,mode,rdev){if(!parent){parent=this}this.parent=parent;this.mount=parent.mount;this.id=FS.nextInode++;this.name=name;this.mode=mode;this.rdev=rdev;this.atime=this.mtime=this.ctime=Date.now()}get read(){return(this.mode&this.readMode)===this.readMode}set read(val){val?this.mode|=this.readMode:this.mode&=~this.readMode}get write(){return(this.mode&this.writeMode)===this.writeMode}set write(val){val?this.mode|=this.writeMode:this.mode&=~this.writeMode}get isFolder(){return FS.isDir(this.mode)}get isDevice(){return FS.isChrdev(this.mode)}},lookupPath(path,opts={}){if(!path)return{path:"",node:null};opts.follow_mount??=true;if(!PATH.isAbs(path)){path=FS.cwd()+"/"+path}linkloop:for(var nlinks=0;nlinks<40;nlinks++){var parts=path.split("/").filter(p=>!!p&&p!==".");var current=FS.root;var current_path="/";for(var i=0;i>>0)%FS.nameTable.length},hashAddNode(node){var hash=FS.hashName(node.parent.id,node.name);node.name_next=FS.nameTable[hash];FS.nameTable[hash]=node},hashRemoveNode(node){var hash=FS.hashName(node.parent.id,node.name);if(FS.nameTable[hash]===node){FS.nameTable[hash]=node.name_next}else{var current=FS.nameTable[hash];while(current){if(current.name_next===node){current.name_next=node.name_next;break}current=current.name_next}}},lookupNode(parent,name){var errCode=FS.mayLookup(parent);if(errCode){throw new FS.ErrnoError(errCode)}var hash=FS.hashName(parent.id,name);for(var node=FS.nameTable[hash];node;node=node.name_next){var nodeName=node.name;if(node.parent.id===parent.id&&nodeName===name){return node}}return FS.lookup(parent,name)},createNode(parent,name,mode,rdev){var node=new FS.FSNode(parent,name,mode,rdev);FS.hashAddNode(node);return node},destroyNode(node){FS.hashRemoveNode(node)},isRoot(node){return node===node.parent},isMountpoint(node){return!!node.mounted},isFile(mode){return(mode&61440)===32768},isDir(mode){return(mode&61440)===16384},isLink(mode){return(mode&61440)===40960},isChrdev(mode){return(mode&61440)===8192},isBlkdev(mode){return(mode&61440)===24576},isFIFO(mode){return(mode&61440)===4096},isSocket(mode){return(mode&49152)===49152},flagsToPermissionString(flag){var perms=["r","w","rw"][flag&3];if(flag&512){perms+="w"}return perms},nodePermissions(node,perms){if(FS.ignorePermissions){return 0}if(perms.includes("r")&&!(node.mode&292)){return 2}else if(perms.includes("w")&&!(node.mode&146)){return 2}else if(perms.includes("x")&&!(node.mode&73)){return 2}return 0},mayLookup(dir){if(!FS.isDir(dir.mode))return 54;var errCode=FS.nodePermissions(dir,"x");if(errCode)return errCode;if(!dir.node_ops.lookup)return 2;return 0},mayCreate(dir,name){if(!FS.isDir(dir.mode)){return 54}try{var node=FS.lookupNode(dir,name);return 20}catch(e){}return FS.nodePermissions(dir,"wx")},mayDelete(dir,name,isdir){var node;try{node=FS.lookupNode(dir,name)}catch(e){return e.errno}var errCode=FS.nodePermissions(dir,"wx");if(errCode){return errCode}if(isdir){if(!FS.isDir(node.mode)){return 54}if(FS.isRoot(node)||FS.getPath(node)===FS.cwd()){return 10}}else{if(FS.isDir(node.mode)){return 31}}return 0},mayOpen(node,flags){if(!node){return 44}if(FS.isLink(node.mode)){return 32}else if(FS.isDir(node.mode)){if(FS.flagsToPermissionString(flags)!=="r"||flags&512){return 31}}return FS.nodePermissions(node,FS.flagsToPermissionString(flags))},MAX_OPEN_FDS:4096,nextfd(){for(var fd=0;fd<=FS.MAX_OPEN_FDS;fd++){if(!FS.streams[fd]){return fd}}throw new FS.ErrnoError(33)},getStreamChecked(fd){var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}return stream},getStream:fd=>FS.streams[fd],createStream(stream,fd=-1){stream=Object.assign(new FS.FSStream,stream);if(fd==-1){fd=FS.nextfd()}stream.fd=fd;FS.streams[fd]=stream;return stream},closeStream(fd){FS.streams[fd]=null},dupStream(origStream,fd=-1){var stream=FS.createStream(origStream,fd);stream.stream_ops?.dup?.(stream);return stream},chrdev_stream_ops:{open(stream){var device=FS.getDevice(stream.node.rdev);stream.stream_ops=device.stream_ops;stream.stream_ops.open?.(stream)},llseek(){throw new FS.ErrnoError(70)}},major:dev=>dev>>8,minor:dev=>dev&255,makedev:(ma,mi)=>ma<<8|mi,registerDevice(dev,ops){FS.devices[dev]={stream_ops:ops}},getDevice:dev=>FS.devices[dev],getMounts(mount){var mounts=[];var check=[mount];while(check.length){var m=check.pop();mounts.push(m);check.push(...m.mounts)}return mounts},syncfs(populate,callback){if(typeof populate=="function"){callback=populate;populate=false}FS.syncFSRequests++;if(FS.syncFSRequests>1){err(`warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work`)}var mounts=FS.getMounts(FS.root.mount);var completed=0;function doCallback(errCode){FS.syncFSRequests--;return callback(errCode)}function done(errCode){if(errCode){if(!done.errored){done.errored=true;return doCallback(errCode)}return}if(++completed>=mounts.length){doCallback(null)}}mounts.forEach(mount=>{if(!mount.type.syncfs){return done(null)}mount.type.syncfs(mount,populate,done)})},mount(type,opts,mountpoint){var root=mountpoint==="/";var pseudo=!mountpoint;var node;if(root&&FS.root){throw new FS.ErrnoError(10)}else if(!root&&!pseudo){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});mountpoint=lookup.path;node=lookup.node;if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}if(!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}}var mount={type,opts,mountpoint,mounts:[]};var mountRoot=type.mount(mount);mountRoot.mount=mount;mount.root=mountRoot;if(root){FS.root=mountRoot}else if(node){node.mounted=mount;if(node.mount){node.mount.mounts.push(mount)}}return mountRoot},unmount(mountpoint){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});if(!FS.isMountpoint(lookup.node)){throw new FS.ErrnoError(28)}var node=lookup.node;var mount=node.mounted;var mounts=FS.getMounts(mount);Object.keys(FS.nameTable).forEach(hash=>{var current=FS.nameTable[hash];while(current){var next=current.name_next;if(mounts.includes(current.mount)){FS.destroyNode(current)}current=next}});node.mounted=null;var idx=node.mount.mounts.indexOf(mount);node.mount.mounts.splice(idx,1)},lookup(parent,name){return parent.node_ops.lookup(parent,name)},mknod(path,mode,dev){var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);if(!name||name==="."||name===".."){throw new FS.ErrnoError(28)}var errCode=FS.mayCreate(parent,name);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.mknod){throw new FS.ErrnoError(63)}return parent.node_ops.mknod(parent,name,mode,dev)},statfs(path){var rtn={bsize:4096,frsize:4096,blocks:1e6,bfree:5e5,bavail:5e5,files:FS.nextInode,ffree:FS.nextInode-1,fsid:42,flags:2,namelen:255};var parent=FS.lookupPath(path,{follow:true}).node;if(parent?.node_ops.statfs){Object.assign(rtn,parent.node_ops.statfs(parent.mount.opts.root))}return rtn},create(path,mode=438){mode&=4095;mode|=32768;return FS.mknod(path,mode,0)},mkdir(path,mode=511){mode&=511|512;mode|=16384;return FS.mknod(path,mode,0)},mkdirTree(path,mode){var dirs=path.split("/");var d="";for(var i=0;iFS.currentPath,chdir(path){var lookup=FS.lookupPath(path,{follow:true});if(lookup.node===null){throw new FS.ErrnoError(44)}if(!FS.isDir(lookup.node.mode)){throw new FS.ErrnoError(54)}var errCode=FS.nodePermissions(lookup.node,"x");if(errCode){throw new FS.ErrnoError(errCode)}FS.currentPath=lookup.path},createDefaultDirectories(){FS.mkdir("/tmp");FS.mkdir("/home");FS.mkdir("/home/web_user")},createDefaultDevices(){FS.mkdir("/dev");FS.registerDevice(FS.makedev(1,3),{read:()=>0,write:(stream,buffer,offset,length,pos)=>length,llseek:()=>0});FS.mkdev("/dev/null",FS.makedev(1,3));TTY.register(FS.makedev(5,0),TTY.default_tty_ops);TTY.register(FS.makedev(6,0),TTY.default_tty1_ops);FS.mkdev("/dev/tty",FS.makedev(5,0));FS.mkdev("/dev/tty1",FS.makedev(6,0));var randomBuffer=new Uint8Array(1024),randomLeft=0;var randomByte=()=>{if(randomLeft===0){randomLeft=randomFill(randomBuffer).byteLength}return randomBuffer[--randomLeft]};FS.createDevice("/dev","random",randomByte);FS.createDevice("/dev","urandom",randomByte);FS.mkdir("/dev/shm");FS.mkdir("/dev/shm/tmp")},createSpecialDirectories(){FS.mkdir("/proc");var proc_self=FS.mkdir("/proc/self");FS.mkdir("/proc/self/fd");FS.mount({mount(){var node=FS.createNode(proc_self,"fd",16895,73);node.stream_ops={llseek:MEMFS.stream_ops.llseek};node.node_ops={lookup(parent,name){var fd=+name;var stream=FS.getStreamChecked(fd);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path},id:fd+1};ret.parent=ret;return ret},readdir(){return Array.from(FS.streams.entries()).filter(([k,v])=>v).map(([k,v])=>k.toString())}};return node}},{},"/proc/self/fd")},createStandardStreams(input,output,error){if(input){FS.createDevice("/dev","stdin",input)}else{FS.symlink("/dev/tty","/dev/stdin")}if(output){FS.createDevice("/dev","stdout",null,output)}else{FS.symlink("/dev/tty","/dev/stdout")}if(error){FS.createDevice("/dev","stderr",null,error)}else{FS.symlink("/dev/tty1","/dev/stderr")}var stdin=FS.open("/dev/stdin",0);var stdout=FS.open("/dev/stdout",1);var stderr=FS.open("/dev/stderr",1)},staticInit(){FS.nameTable=new Array(4096);FS.mount(MEMFS,{},"/");FS.createDefaultDirectories();FS.createDefaultDevices();FS.createSpecialDirectories();FS.filesystems={MEMFS,PROXYFS}},init(input,output,error){FS.initialized=true;input??=Module["stdin"];output??=Module["stdout"];error??=Module["stderr"];FS.createStandardStreams(input,output,error)},quit(){FS.initialized=false;_fflush(0);for(var i=0;ithis.length-1||idx<0){return undefined}var chunkOffset=idx%this.chunkSize;var chunkNum=idx/this.chunkSize|0;return this.getter(chunkNum)[chunkOffset]}setDataGetter(getter){this.getter=getter}cacheLength(){var xhr=new XMLHttpRequest;xhr.open("HEAD",url,false);xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);var datalength=Number(xhr.getResponseHeader("Content-length"));var header;var hasByteServing=(header=xhr.getResponseHeader("Accept-Ranges"))&&header==="bytes";var usesGzip=(header=xhr.getResponseHeader("Content-Encoding"))&&header==="gzip";var chunkSize=1024*1024;if(!hasByteServing)chunkSize=datalength;var doXHR=(from,to)=>{if(from>to)throw new Error("invalid range ("+from+", "+to+") or no bytes requested!");if(to>datalength-1)throw new Error("only "+datalength+" bytes available! programmer error!");var xhr=new XMLHttpRequest;xhr.open("GET",url,false);if(datalength!==chunkSize)xhr.setRequestHeader("Range","bytes="+from+"-"+to);xhr.responseType="arraybuffer";if(xhr.overrideMimeType){xhr.overrideMimeType("text/plain; charset=x-user-defined")}xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);if(xhr.response!==undefined){return new Uint8Array(xhr.response||[])}return intArrayFromString(xhr.responseText||"",true)};var lazyArray=this;lazyArray.setDataGetter(chunkNum=>{var start=chunkNum*chunkSize;var end=(chunkNum+1)*chunkSize-1;end=Math.min(end,datalength-1);if(typeof lazyArray.chunks[chunkNum]=="undefined"){lazyArray.chunks[chunkNum]=doXHR(start,end)}if(typeof lazyArray.chunks[chunkNum]=="undefined")throw new Error("doXHR failed!");return lazyArray.chunks[chunkNum]});if(usesGzip||!datalength){chunkSize=datalength=1;datalength=this.getter(0).length;chunkSize=datalength;out("LazyFiles on gzip forces download of the whole file when length is accessed")}this._length=datalength;this._chunkSize=chunkSize;this.lengthKnown=true}get length(){if(!this.lengthKnown){this.cacheLength()}return this._length}get chunkSize(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}}if(typeof XMLHttpRequest!="undefined"){if(!ENVIRONMENT_IS_WORKER)throw"Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc";var lazyArray=new LazyUint8Array;var properties={isDevice:false,contents:lazyArray}}else{var properties={isDevice:false,url}}var node=FS.createFile(parent,name,properties,canRead,canWrite);if(properties.contents){node.contents=properties.contents}else if(properties.url){node.contents=null;node.url=properties.url}Object.defineProperties(node,{usedBytes:{get:function(){return this.contents.length}}});var stream_ops={};var keys=Object.keys(node.stream_ops);keys.forEach(key=>{var fn=node.stream_ops[key];stream_ops[key]=(...args)=>{FS.forceLoadFile(node);return fn(...args)}});function writeChunks(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=contents.length)return 0;var size=Math.min(contents.length-position,length);if(contents.slice){for(var i=0;i{FS.forceLoadFile(node);return writeChunks(stream,buffer,offset,length,position)};stream_ops.mmap=(stream,length,position,prot,flags)=>{FS.forceLoadFile(node);var ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}writeChunks(stream,HEAP8,ptr,length,position);return{ptr,allocated:true}};node.stream_ops=stream_ops;return node}};Module["FS"]=FS;var SOCKFS={websocketArgs:{},callbacks:{},on(event,callback){SOCKFS.callbacks[event]=callback},emit(event,param){SOCKFS.callbacks[event]?.(param)},mount(mount){SOCKFS.websocketArgs=Module["websocket"]||{};(Module["websocket"]??={})["on"]=SOCKFS.on;return FS.createNode(null,"/",16895,0)},createSocket(family,type,protocol){type&=~526336;var streaming=type==1;if(streaming&&protocol&&protocol!=6){throw new FS.ErrnoError(66)}var sock={family,type,protocol,server:null,error:null,peers:{},pending:[],recv_queue:[],sock_ops:SOCKFS.websocket_sock_ops};var name=SOCKFS.nextname();var node=FS.createNode(SOCKFS.root,name,49152,0);node.sock=sock;var stream=FS.createStream({path:name,node,flags:2,seekable:false,stream_ops:SOCKFS.stream_ops});sock.stream=stream;return sock},getSocket(fd){var stream=FS.getStream(fd);if(!stream||!FS.isSocket(stream.node.mode)){return null}return stream.node.sock},stream_ops:{poll(stream){var sock=stream.node.sock;return sock.sock_ops.poll(sock)},ioctl(stream,request,varargs){var sock=stream.node.sock;return sock.sock_ops.ioctl(sock,request,varargs)},read(stream,buffer,offset,length,position){var sock=stream.node.sock;var msg=sock.sock_ops.recvmsg(sock,length);if(!msg){return 0}buffer.set(msg.buffer,offset);return msg.buffer.length},write(stream,buffer,offset,length,position){var sock=stream.node.sock;return sock.sock_ops.sendmsg(sock,buffer,offset,length)},close(stream){var sock=stream.node.sock;sock.sock_ops.close(sock)}},nextname(){if(!SOCKFS.nextname.current){SOCKFS.nextname.current=0}return`socket[${SOCKFS.nextname.current++}]`},websocket_sock_ops:{createPeer(sock,addr,port){var ws;if(typeof addr=="object"){ws=addr;addr=null;port=null}if(ws){if(ws._socket){addr=ws._socket.remoteAddress;port=ws._socket.remotePort}else{var result=/ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url);if(!result){throw new Error("WebSocket URL must be in the format ws(s)://address:port")}addr=result[1];port=parseInt(result[2],10)}}else{try{var url="ws:#".replace("#","//");var subProtocols="binary";var opts=undefined;if("function"===typeof SOCKFS.websocketArgs["url"]) { +url = SOCKFS.websocketArgs["url"](...arguments); +}else if ("string" === typeof SOCKFS.websocketArgs["url"]){url=SOCKFS.websocketArgs["url"]}if(SOCKFS.websocketArgs["subprotocol"]){subProtocols=SOCKFS.websocketArgs["subprotocol"]}else if(SOCKFS.websocketArgs["subprotocol"]===null){subProtocols="null"}if(url==="ws://"||url==="wss://"){var parts=addr.split("/");url=url+parts[0]+":"+port+"/"+parts.slice(1).join("/")}if(subProtocols!=="null"){subProtocols=subProtocols.replace(/^ +| +$/g,"").split(/ *, */);opts=subProtocols}var WebSocketConstructor;{WebSocketConstructor=WebSocket}if (Module['websocket']['decorator']) {WebSocketConstructor = Module['websocket']['decorator'](WebSocketConstructor);}ws = new WebSocketConstructor(url,opts);ws.binaryType="arraybuffer"}catch(e){throw new FS.ErrnoError(23)}}var peer={addr,port,socket:ws,msg_send_queue:[]};SOCKFS.websocket_sock_ops.addPeer(sock,peer);SOCKFS.websocket_sock_ops.handlePeerEvents(sock,peer);if(sock.type===2&&typeof sock.sport!="undefined"){peer.msg_send_queue.push(new Uint8Array([255,255,255,255,"p".charCodeAt(0),"o".charCodeAt(0),"r".charCodeAt(0),"t".charCodeAt(0),(sock.sport&65280)>>8,sock.sport&255]))}return peer},getPeer(sock,addr,port){return sock.peers[addr+":"+port]},addPeer(sock,peer){sock.peers[peer.addr+":"+peer.port]=peer},removePeer(sock,peer){delete sock.peers[peer.addr+":"+peer.port]},handlePeerEvents(sock,peer){var first=true;var handleOpen=function(){sock.connecting=false;SOCKFS.emit("open",sock.stream.fd);try{var queued=peer.msg_send_queue.shift();while(queued){peer.socket.send(queued);queued=peer.msg_send_queue.shift()}}catch(e){peer.socket.close()}};function handleMessage(data){if(typeof data=="string"){var encoder=new TextEncoder;data=encoder.encode(data)}else{assert(data.byteLength!==undefined);if(data.byteLength==0){return}data=new Uint8Array(data)}var wasfirst=first;first=false;if(wasfirst&&data.length===10&&data[0]===255&&data[1]===255&&data[2]===255&&data[3]===255&&data[4]==="p".charCodeAt(0)&&data[5]==="o".charCodeAt(0)&&data[6]==="r".charCodeAt(0)&&data[7]==="t".charCodeAt(0)){var newport=data[8]<<8|data[9];SOCKFS.websocket_sock_ops.removePeer(sock,peer);peer.port=newport;SOCKFS.websocket_sock_ops.addPeer(sock,peer);return}sock.recv_queue.push({addr:peer.addr,port:peer.port,data});SOCKFS.emit("message",sock.stream.fd)}if(ENVIRONMENT_IS_NODE){peer.socket.on("open",handleOpen);peer.socket.on("message",function(data,isBinary){if(!isBinary){return}handleMessage(new Uint8Array(data).buffer)});peer.socket.on("close",function(){SOCKFS.emit("close",sock.stream.fd)});peer.socket.on("error",function(error){sock.error=14;SOCKFS.emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])})}else{peer.socket.onopen=handleOpen;peer.socket.onclose=function(){SOCKFS.emit("close",sock.stream.fd)};peer.socket.onmessage=function peer_socket_onmessage(event){handleMessage(event.data)};peer.socket.onerror=function(error){sock.error=14;SOCKFS.emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])}}},poll(sock){if(sock.type===1&&sock.server){return sock.pending.length?64|1:0}var mask=0;var dest=sock.type===1?SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport):null;if(sock.recv_queue.length||!dest||dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=64|1}if(!dest||dest&&dest.socket.readyState===dest.socket.OPEN){mask|=4}if(dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){if(sock.connecting){mask|=4}else{mask|=16}}return mask},ioctl(sock,request,arg){switch(request){case 21531:var bytes=0;if(sock.recv_queue.length){bytes=sock.recv_queue[0].data.length}HEAP32[arg>>2]=bytes;return 0;default:return 28}},close(sock){if(sock.server){try{sock.server.close()}catch(e){}sock.server=null}var peers=Object.keys(sock.peers);for(var i=0;i{var socket=SOCKFS.getSocket(fd);if(!socket)throw new FS.ErrnoError(8);return socket};var inetPton4=str=>{var b=str.split(".");for(var i=0;i<4;i++){var tmp=Number(b[i]);if(isNaN(tmp))return null;b[i]=tmp}return(b[0]|b[1]<<8|b[2]<<16|b[3]<<24)>>>0};var jstoi_q=str=>parseInt(str);var inetPton6=str=>{var words;var w,offset,z;var valid6regx=/^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i;var parts=[];if(!valid6regx.test(str)){return null}if(str==="::"){return[0,0,0,0,0,0,0,0]}if(str.startsWith("::")){str=str.replace("::","Z:")}else{str=str.replace("::",":Z:")}if(str.indexOf(".")>0){str=str.replace(new RegExp("[.]","g"),":");words=str.split(":");words[words.length-4]=jstoi_q(words[words.length-4])+jstoi_q(words[words.length-3])*256;words[words.length-3]=jstoi_q(words[words.length-2])+jstoi_q(words[words.length-1])*256;words=words.slice(0,words.length-2)}else{words=str.split(":")}offset=0;z=0;for(w=0;w{switch(family){case 2:addr=inetPton4(addr);zeroMemory(sa,16);if(addrlen){HEAP32[addrlen>>2]=16}HEAP16[sa>>1]=family;HEAP32[sa+4>>2]=addr;HEAP16[sa+2>>1]=_htons(port);break;case 10:addr=inetPton6(addr);zeroMemory(sa,28);if(addrlen){HEAP32[addrlen>>2]=28}HEAP32[sa>>2]=family;HEAP32[sa+8>>2]=addr[0];HEAP32[sa+12>>2]=addr[1];HEAP32[sa+16>>2]=addr[2];HEAP32[sa+20>>2]=addr[3];HEAP16[sa+2>>1]=_htons(port);break;default:return 5}return 0};var DNS={address_map:{id:1,addrs:{},names:{}},lookup_name(name){var res=inetPton4(name);if(res!==null){return name}res=inetPton6(name);if(res!==null){return name}var addr;if(DNS.address_map.addrs[name]){addr=DNS.address_map.addrs[name]}else{var id=DNS.address_map.id++;assert(id<65535,"exceeded max address mappings of 65535");addr="172.29."+(id&255)+"."+(id&65280);DNS.address_map.names[addr]=name;DNS.address_map.addrs[name]=addr}return addr},lookup_addr(addr){if(DNS.address_map.names[addr]){return DNS.address_map.names[addr]}return null}};function ___syscall_accept4(fd,addr,addrlen,flags,d1,d2){try{var sock=getSocketFromFD(fd);var newsock=sock.sock_ops.accept(sock);if(addr){var errno=writeSockaddr(addr,newsock.family,DNS.lookup_name(newsock.daddr),newsock.dport,addrlen)}return newsock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var inetNtop4=addr=>(addr&255)+"."+(addr>>8&255)+"."+(addr>>16&255)+"."+(addr>>24&255);var inetNtop6=ints=>{var str="";var word=0;var longest=0;var lastzero=0;var zstart=0;var len=0;var i=0;var parts=[ints[0]&65535,ints[0]>>16,ints[1]&65535,ints[1]>>16,ints[2]&65535,ints[2]>>16,ints[3]&65535,ints[3]>>16];var hasipv4=true;var v4part="";for(i=0;i<5;i++){if(parts[i]!==0){hasipv4=false;break}}if(hasipv4){v4part=inetNtop4(parts[6]|parts[7]<<16);if(parts[5]===-1){str="::ffff:";str+=v4part;return str}if(parts[5]===0){str="::";if(v4part==="0.0.0.0")v4part="";if(v4part==="0.0.0.1")v4part="1";str+=v4part;return str}}for(word=0;word<8;word++){if(parts[word]===0){if(word-lastzero>1){len=0}lastzero=word;len++}if(len>longest){longest=len;zstart=word-longest+1}}for(word=0;word<8;word++){if(longest>1){if(parts[word]===0&&word>=zstart&&word{var family=HEAP16[sa>>1];var port=_ntohs(HEAPU16[sa+2>>1]);var addr;switch(family){case 2:if(salen!==16){return{errno:28}}addr=HEAP32[sa+4>>2];addr=inetNtop4(addr);break;case 10:if(salen!==28){return{errno:28}}addr=[HEAP32[sa+8>>2],HEAP32[sa+12>>2],HEAP32[sa+16>>2],HEAP32[sa+20>>2]];addr=inetNtop6(addr);break;default:return{errno:5}}return{family,addr,port}};var getSocketAddress=(addrp,addrlen)=>{var info=readSockaddr(addrp,addrlen);if(info.errno)throw new FS.ErrnoError(info.errno);info.addr=DNS.lookup_addr(info.addr)||info.addr;return info};function ___syscall_bind(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.bind(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var SYSCALLS={DEFAULT_POLLMASK:5,calculateAt(dirfd,path,allowEmpty){if(PATH.isAbs(path)){return path}var dir;if(dirfd===-100){dir=FS.cwd()}else{var dirstream=SYSCALLS.getStreamFromFD(dirfd);dir=dirstream.path}if(path.length==0){if(!allowEmpty){throw new FS.ErrnoError(44)}return dir}return dir+"/"+path},doStat(func,path,buf){var stat=func(path);HEAP32[buf>>2]=stat.dev;HEAP32[buf+4>>2]=stat.mode;HEAPU32[buf+8>>2]=stat.nlink;HEAP32[buf+12>>2]=stat.uid;HEAP32[buf+16>>2]=stat.gid;HEAP32[buf+20>>2]=stat.rdev;tempI64=[stat.size>>>0,(tempDouble=stat.size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+24>>2]=tempI64[0],HEAP32[buf+28>>2]=tempI64[1];HEAP32[buf+32>>2]=4096;HEAP32[buf+36>>2]=stat.blocks;var atime=stat.atime.getTime();var mtime=stat.mtime.getTime();var ctime=stat.ctime.getTime();tempI64=[Math.floor(atime/1e3)>>>0,(tempDouble=Math.floor(atime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+40>>2]=tempI64[0],HEAP32[buf+44>>2]=tempI64[1];HEAPU32[buf+48>>2]=atime%1e3*1e3*1e3;tempI64=[Math.floor(mtime/1e3)>>>0,(tempDouble=Math.floor(mtime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+56>>2]=tempI64[0],HEAP32[buf+60>>2]=tempI64[1];HEAPU32[buf+64>>2]=mtime%1e3*1e3*1e3;tempI64=[Math.floor(ctime/1e3)>>>0,(tempDouble=Math.floor(ctime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+72>>2]=tempI64[0],HEAP32[buf+76>>2]=tempI64[1];HEAPU32[buf+80>>2]=ctime%1e3*1e3*1e3;tempI64=[stat.ino>>>0,(tempDouble=stat.ino,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+88>>2]=tempI64[0],HEAP32[buf+92>>2]=tempI64[1];return 0},doMsync(addr,stream,len,flags,offset){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}if(flags&2){return 0}var buffer=HEAPU8.slice(addr,addr+len);FS.msync(stream,buffer,offset,len,flags)},getStreamFromFD(fd){var stream=FS.getStreamChecked(fd);return stream},varargs:undefined,getStr(ptr){var ret=UTF8ToString(ptr);return ret}};function ___syscall_chdir(path){try{path=SYSCALLS.getStr(path);FS.chdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_chmod(path,mode){try{path=SYSCALLS.getStr(path);FS.chmod(path,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_connect(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.connect(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup(fd){try{var old=SYSCALLS.getStreamFromFD(fd);return FS.dupStream(old).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup3(fd,newfd,flags){try{var old=SYSCALLS.getStreamFromFD(fd);if(old.fd===newfd)return-28;if(newfd<0||newfd>=FS.MAX_OPEN_FDS)return-8;var existing=FS.getStream(newfd);if(existing)FS.close(existing);return FS.dupStream(old,newfd).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_faccessat(dirfd,path,amode,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(amode&~7){return-28}var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;if(!node){return-44}var perms="";if(amode&4)perms+="r";if(amode&2)perms+="w";if(amode&1)perms+="x";if(perms&&FS.nodePermissions(node,perms)){return-2}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var convertI32PairToI53Checked=(lo,hi)=>hi+2097152>>>0<4194305-!!lo?(lo>>>0)+hi*4294967296:NaN;function ___syscall_fallocate(fd,mode,offset_low,offset_high,len_low,len_high){var offset=convertI32PairToI53Checked(offset_low,offset_high);var len=convertI32PairToI53Checked(len_low,len_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);FS.allocate(stream,offset,len);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchmod(fd,mode){try{FS.fchmod(fd,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchown32(fd,owner,group){try{FS.fchown(fd,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchownat(dirfd,path,owner,group,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;flags=flags&~256;path=SYSCALLS.calculateAt(dirfd,path);(nofollow?FS.lchown:FS.chown)(path,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var syscallGetVarargI=()=>{var ret=HEAP32[+SYSCALLS.varargs>>2];SYSCALLS.varargs+=4;return ret};var syscallGetVarargP=syscallGetVarargI;function ___syscall_fcntl64(fd,cmd,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(cmd){case 0:{var arg=syscallGetVarargI();if(arg<0){return-28}while(FS.streams[arg]){arg++}var newStream;newStream=FS.dupStream(stream,arg);return newStream.fd}case 1:case 2:return 0;case 3:return stream.flags;case 4:{var arg=syscallGetVarargI();stream.flags|=arg;return 0}case 12:{var arg=syscallGetVarargP();var offset=0;HEAP16[arg+offset>>1]=2;return 0}case 13:case 14:return 0}return-28}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fdatasync(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fstat64(fd,buf){try{var stream=SYSCALLS.getStreamFromFD(fd);return SYSCALLS.doStat(FS.stat,stream.path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_ftruncate64(fd,length_low,length_high){var length=convertI32PairToI53Checked(length_low,length_high);try{if(isNaN(length))return 61;FS.ftruncate(fd,length);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var stringToUTF8=(str,outPtr,maxBytesToWrite)=>stringToUTF8Array(str,HEAPU8,outPtr,maxBytesToWrite);Module["stringToUTF8"]=stringToUTF8;function ___syscall_getcwd(buf,size){try{if(size===0)return-28;var cwd=FS.cwd();var cwdLengthInBytes=lengthBytesUTF8(cwd)+1;if(size>>0,(tempDouble=id,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos>>2]=tempI64[0],HEAP32[dirp+pos+4>>2]=tempI64[1];tempI64=[(idx+1)*struct_size>>>0,(tempDouble=(idx+1)*struct_size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos+8>>2]=tempI64[0],HEAP32[dirp+pos+12>>2]=tempI64[1];HEAP16[dirp+pos+16>>1]=280;HEAP8[dirp+pos+18]=type;stringToUTF8(name,dirp+pos+19,256);pos+=struct_size}FS.llseek(stream,idx*struct_size,0);return pos}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getpeername(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);if(!sock.daddr){return-53}var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.daddr),sock.dport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockname(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.saddr||"0.0.0.0"),sock.sport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockopt(fd,level,optname,optval,optlen,d1){try{var sock=getSocketFromFD(fd);if(level===1){if(optname===4){HEAP32[optval>>2]=sock.error;HEAP32[optlen>>2]=4;sock.error=null;return 0}}return-50}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_ioctl(fd,op,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(op){case 21509:{if(!stream.tty)return-59;return 0}case 21505:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcgets){var termios=stream.tty.ops.ioctl_tcgets(stream);var argp=syscallGetVarargP();HEAP32[argp>>2]=termios.c_iflag||0;HEAP32[argp+4>>2]=termios.c_oflag||0;HEAP32[argp+8>>2]=termios.c_cflag||0;HEAP32[argp+12>>2]=termios.c_lflag||0;for(var i=0;i<32;i++){HEAP8[argp+i+17]=termios.c_cc[i]||0}return 0}return 0}case 21510:case 21511:case 21512:{if(!stream.tty)return-59;return 0}case 21506:case 21507:case 21508:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcsets){var argp=syscallGetVarargP();var c_iflag=HEAP32[argp>>2];var c_oflag=HEAP32[argp+4>>2];var c_cflag=HEAP32[argp+8>>2];var c_lflag=HEAP32[argp+12>>2];var c_cc=[];for(var i=0;i<32;i++){c_cc.push(HEAP8[argp+i+17])}return stream.tty.ops.ioctl_tcsets(stream.tty,op,{c_iflag,c_oflag,c_cflag,c_lflag,c_cc})}return 0}case 21519:{if(!stream.tty)return-59;var argp=syscallGetVarargP();HEAP32[argp>>2]=0;return 0}case 21520:{if(!stream.tty)return-59;return-28}case 21531:{var argp=syscallGetVarargP();return FS.ioctl(stream,op,argp)}case 21523:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tiocgwinsz){var winsize=stream.tty.ops.ioctl_tiocgwinsz(stream.tty);var argp=syscallGetVarargP();HEAP16[argp>>1]=winsize[0];HEAP16[argp+2>>1]=winsize[1]}return 0}case 21524:{if(!stream.tty)return-59;return 0}case 21515:{if(!stream.tty)return-59;return 0}default:return-28}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_listen(fd,backlog){try{var sock=getSocketFromFD(fd);sock.sock_ops.listen(sock,backlog);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_lstat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.lstat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_mkdirat(dirfd,path,mode){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);FS.mkdir(path,mode,0);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_newfstatat(dirfd,path,buf,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;var allowEmpty=flags&4096;flags=flags&~6400;path=SYSCALLS.calculateAt(dirfd,path,allowEmpty);return SYSCALLS.doStat(nofollow?FS.lstat:FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_openat(dirfd,path,flags,varargs){SYSCALLS.varargs=varargs;try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);var mode=varargs?syscallGetVarargI():0;return FS.open(path,flags,mode).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var PIPEFS={BUCKET_BUFFER_SIZE:8192,mount(mount){return FS.createNode(null,"/",16384|511,0)},createPipe(){var pipe={buckets:[],refcnt:2};pipe.buckets.push({buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:0,roffset:0});var rName=PIPEFS.nextname();var wName=PIPEFS.nextname();var rNode=FS.createNode(PIPEFS.root,rName,4096,0);var wNode=FS.createNode(PIPEFS.root,wName,4096,0);rNode.pipe=pipe;wNode.pipe=pipe;var readableStream=FS.createStream({path:rName,node:rNode,flags:0,seekable:false,stream_ops:PIPEFS.stream_ops});rNode.stream=readableStream;var writableStream=FS.createStream({path:wName,node:wNode,flags:1,seekable:false,stream_ops:PIPEFS.stream_ops});wNode.stream=writableStream;return{readable_fd:readableStream.fd,writable_fd:writableStream.fd}},stream_ops:{poll(stream){var pipe=stream.node.pipe;if((stream.flags&2097155)===1){return 256|4}if(pipe.buckets.length>0){for(var i=0;i0){return 64|1}}}return 0},ioctl(stream,request,varargs){return 28},fsync(stream){return 28},read(stream,buffer,offset,length,position){var pipe=stream.node.pipe;var currentLength=0;for(var i=0;i=dataLen){currBucket.buffer.set(data,currBucket.offset);currBucket.offset+=dataLen;return dataLen}else if(freeBytesInCurrBuffer>0){currBucket.buffer.set(data.subarray(0,freeBytesInCurrBuffer),currBucket.offset);currBucket.offset+=freeBytesInCurrBuffer;data=data.subarray(freeBytesInCurrBuffer,data.byteLength)}var numBuckets=data.byteLength/PIPEFS.BUCKET_BUFFER_SIZE|0;var remElements=data.byteLength%PIPEFS.BUCKET_BUFFER_SIZE;for(var i=0;i0){var newBucket={buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:data.byteLength,roffset:0};pipe.buckets.push(newBucket);newBucket.buffer.set(data)}return dataLen},close(stream){var pipe=stream.node.pipe;pipe.refcnt--;if(pipe.refcnt===0){pipe.buckets=null}}},nextname(){if(!PIPEFS.nextname.current){PIPEFS.nextname.current=0}return"pipe["+PIPEFS.nextname.current+++"]"}};function ___syscall_pipe(fdPtr){try{if(fdPtr==0){throw new FS.ErrnoError(21)}var res=PIPEFS.createPipe();HEAP32[fdPtr>>2]=res.readable_fd;HEAP32[fdPtr+4>>2]=res.writable_fd;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_poll(fds,nfds,timeout){try{var nonzero=0;for(var i=0;i>2];var events=HEAP16[pollfd+4>>1];var mask=32;var stream=FS.getStream(fd);if(stream){mask=SYSCALLS.DEFAULT_POLLMASK;if (stream.stream_ops?.poll){mask=stream.stream_ops.poll(stream,-1)}}mask&=events|8|16;if(mask)nonzero++;HEAP16[pollfd+6>>1]=mask}return nonzero}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_readlinkat(dirfd,path,buf,bufsize){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(bufsize<=0)return-28;var ret=FS.readlink(path);var len=Math.min(bufsize,lengthBytesUTF8(ret));var endChar=HEAP8[buf+len];stringToUTF8(ret,buf,bufsize+1);HEAP8[buf+len]=endChar;return len}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_recvfrom(fd,buf,len,flags,addr,addrlen){try{var sock=getSocketFromFD(fd);var msg=sock.sock_ops.recvmsg(sock, len, typeof flags !== "undefined" ? flags : 0);if(!msg)return 0;if(addr){var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(msg.addr),msg.port,addrlen)}HEAPU8.set(msg.buffer,buf);return msg.buffer.byteLength}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_renameat(olddirfd,oldpath,newdirfd,newpath){try{oldpath=SYSCALLS.getStr(oldpath);newpath=SYSCALLS.getStr(newpath);oldpath=SYSCALLS.calculateAt(olddirfd,oldpath);newpath=SYSCALLS.calculateAt(newdirfd,newpath);FS.rename(oldpath,newpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_rmdir(path){try{path=SYSCALLS.getStr(path);FS.rmdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_sendto(fd,message,length,flags,addr,addr_len){try{var sock=getSocketFromFD(fd);if(!addr){return FS.write(sock.stream,HEAP8,message,length)}var dest=getSocketAddress(addr,addr_len);return sock.sock_ops.sendmsg(sock,HEAP8,message,length,dest.addr,dest.port)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_socket(domain,type,protocol){try{var sock=SOCKFS.createSocket(domain,type,protocol);return sock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_stat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_statfs64(path,size,buf){try{var stats=FS.statfs(SYSCALLS.getStr(path));HEAP32[buf+4>>2]=stats.bsize;HEAP32[buf+40>>2]=stats.bsize;HEAP32[buf+8>>2]=stats.blocks;HEAP32[buf+12>>2]=stats.bfree;HEAP32[buf+16>>2]=stats.bavail;HEAP32[buf+20>>2]=stats.files;HEAP32[buf+24>>2]=stats.ffree;HEAP32[buf+28>>2]=stats.fsid;HEAP32[buf+44>>2]=stats.flags;HEAP32[buf+36>>2]=stats.namelen;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_symlinkat(target,dirfd,linkpath){try{target=SYSCALLS.getStr(target);linkpath=SYSCALLS.getStr(linkpath);linkpath=SYSCALLS.calculateAt(dirfd,linkpath);FS.symlink(target,linkpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_unlinkat(dirfd,path,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(flags===0){FS.unlink(path)}else if(flags===512){FS.rmdir(path)}else{abort("Invalid flags passed to unlinkat")}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var readI53FromI64=ptr=>HEAPU32[ptr>>2]+HEAP32[ptr+4>>2]*4294967296;function ___syscall_utimensat(dirfd,path,times,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path,true);var now=Date.now(),atime,mtime;if(!times){atime=now;mtime=now}else{var seconds=readI53FromI64(times);var nanoseconds=HEAP32[times+8>>2];if(nanoseconds==1073741823){atime=now}else if(nanoseconds==1073741822){atime=null}else{atime=seconds*1e3+nanoseconds/(1e3*1e3)}times+=16;seconds=readI53FromI64(times);nanoseconds=HEAP32[times+8>>2];if(nanoseconds==1073741823){mtime=now}else if(nanoseconds==1073741822){mtime=null}else{mtime=seconds*1e3+nanoseconds/(1e3*1e3)}}if((mtime??atime)!==null){FS.utime(path,atime,mtime)}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var __abort_js=()=>abort("");var __emscripten_lookup_name=name=>{var nameString=UTF8ToString(name);return inetPton4(DNS.lookup_name(nameString))};var __emscripten_memcpy_js=(dest,src,num)=>HEAPU8.copyWithin(dest,src,src+num);var runtimeKeepaliveCounter=0;var __emscripten_runtime_keepalive_clear=()=>{noExitRuntime=false;runtimeKeepaliveCounter=0};var __emscripten_throw_longjmp=()=>{throw Infinity};function __gmtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getUTCSeconds();HEAP32[tmPtr+4>>2]=date.getUTCMinutes();HEAP32[tmPtr+8>>2]=date.getUTCHours();HEAP32[tmPtr+12>>2]=date.getUTCDate();HEAP32[tmPtr+16>>2]=date.getUTCMonth();HEAP32[tmPtr+20>>2]=date.getUTCFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getUTCDay();var start=Date.UTC(date.getUTCFullYear(),0,1,0,0,0,0);var yday=(date.getTime()-start)/(1e3*60*60*24)|0;HEAP32[tmPtr+28>>2]=yday}var isLeapYear=year=>year%4===0&&(year%100!==0||year%400===0);var MONTH_DAYS_LEAP_CUMULATIVE=[0,31,60,91,121,152,182,213,244,274,305,335];var MONTH_DAYS_REGULAR_CUMULATIVE=[0,31,59,90,120,151,181,212,243,273,304,334];var ydayFromDate=date=>{var leap=isLeapYear(date.getFullYear());var monthDaysCumulative=leap?MONTH_DAYS_LEAP_CUMULATIVE:MONTH_DAYS_REGULAR_CUMULATIVE;var yday=monthDaysCumulative[date.getMonth()]+date.getDate()-1;return yday};function __localtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr+36>>2]=-(date.getTimezoneOffset()*60);var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dst=(summerOffset!=winterOffset&&date.getTimezoneOffset()==Math.min(winterOffset,summerOffset))|0;HEAP32[tmPtr+32>>2]=dst}var setTempRet0=val=>__emscripten_tempret_set(val);var __mktime_js=function(tmPtr){var ret=(()=>{var date=new Date(HEAP32[tmPtr+20>>2]+1900,HEAP32[tmPtr+16>>2],HEAP32[tmPtr+12>>2],HEAP32[tmPtr+8>>2],HEAP32[tmPtr+4>>2],HEAP32[tmPtr>>2],0);var dst=HEAP32[tmPtr+32>>2];var guessedOffset=date.getTimezoneOffset();var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dstOffset=Math.min(winterOffset,summerOffset);if(dst<0){HEAP32[tmPtr+32>>2]=Number(summerOffset!=winterOffset&&dstOffset==guessedOffset)}else if(dst>0!=(dstOffset==guessedOffset)){var nonDstOffset=Math.max(winterOffset,summerOffset);var trueOffset=dst>0?dstOffset:nonDstOffset;date.setTime(date.getTime()+(trueOffset-guessedOffset)*6e4)}HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getYear();var timeMs=date.getTime();if(isNaN(timeMs)){return-1}return timeMs/1e3})();return setTempRet0((tempDouble=ret,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)),ret>>>0};function __mmap_js(len,prot,flags,fd,offset_low,offset_high,allocated,addr){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);var res=FS.mmap(stream,len,offset,prot,flags);var ptr=res.ptr;HEAP32[allocated>>2]=res.allocated;HEAPU32[addr>>2]=ptr;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function __munmap_js(addr,len,prot,flags,fd,offset_low,offset_high){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{var stream=SYSCALLS.getStreamFromFD(fd);if(prot&2){SYSCALLS.doMsync(addr,stream,len,flags,offset)}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var timers={};var handleException=e=>{if(e instanceof ExitStatus||e=="unwind"){return EXITSTATUS}quit_(1,e)};var keepRuntimeAlive=()=>noExitRuntime||runtimeKeepaliveCounter>0;var _proc_exit=code=>{EXITSTATUS=code;if(!keepRuntimeAlive()){Module["onExit"]?.(code);ABORT=true}quit_(code,new ExitStatus(code))};var exitJS=(status,implicit)=>{EXITSTATUS=status;if(!keepRuntimeAlive()){exitRuntime()}_proc_exit(status)};var _exit=exitJS;Module["_exit"]=_exit;var maybeExit=()=>{if(runtimeExited){return}if(!keepRuntimeAlive()){try{_exit(EXITSTATUS)}catch(e){handleException(e)}}};var callUserCallback=func=>{if(runtimeExited||ABORT){return}try{func();maybeExit()}catch(e){handleException(e)}};var _emscripten_get_now=()=>performance.now();var __setitimer_js=(which,timeout_ms)=>{if(timers[which]){clearTimeout(timers[which].id);delete timers[which]}if(!timeout_ms)return 0;var id=setTimeout(()=>{delete timers[which];callUserCallback(()=>__emscripten_timeout(which,_emscripten_get_now()))},timeout_ms);timers[which]={id,timeout_ms};return 0};var __tzset_js=(timezone,daylight,std_name,dst_name)=>{var currentYear=(new Date).getFullYear();var winter=new Date(currentYear,0,1);var summer=new Date(currentYear,6,1);var winterOffset=winter.getTimezoneOffset();var summerOffset=summer.getTimezoneOffset();var stdTimezoneOffset=Math.max(winterOffset,summerOffset);HEAPU32[timezone>>2]=stdTimezoneOffset*60;HEAP32[daylight>>2]=Number(winterOffset!=summerOffset);var extractZone=timezoneOffset=>{var sign=timezoneOffset>=0?"-":"+";var absOffset=Math.abs(timezoneOffset);var hours=String(Math.floor(absOffset/60)).padStart(2,"0");var minutes=String(absOffset%60).padStart(2,"0");return`UTC${sign}${hours}${minutes}`};var winterName=extractZone(winterOffset);var summerName=extractZone(summerOffset);if(summerOffsetDate.now();var nowIsMonotonic=1;var checkWasiClock=clock_id=>clock_id>=0&&clock_id<=3;function _clock_time_get(clk_id,ignored_precision_low,ignored_precision_high,ptime){var ignored_precision=convertI32PairToI53Checked(ignored_precision_low,ignored_precision_high);if(!checkWasiClock(clk_id)){return 28}var now;if(clk_id===0){now=_emscripten_date_now()}else if(nowIsMonotonic){now=_emscripten_get_now()}else{return 52}var nsec=Math.round(now*1e3*1e3);tempI64=[nsec>>>0,(tempDouble=nsec,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[ptime>>2]=tempI64[0],HEAP32[ptime+4>>2]=tempI64[1];return 0}var getHeapMax=()=>2147483648;var _emscripten_get_heap_max=()=>getHeapMax();var growMemory=size=>{var b=wasmMemory.buffer;var pages=(size-b.byteLength+65535)/65536|0;try{wasmMemory.grow(pages);updateMemoryViews();return 1}catch(e){}};var _emscripten_resize_heap=requestedSize=>{var oldSize=HEAPU8.length;requestedSize>>>=0;var maxHeapSize=getHeapMax();if(requestedSize>maxHeapSize){return false}for(var cutDown=1;cutDown<=4;cutDown*=2){var overGrownHeapSize=oldSize*(1+.2/cutDown);overGrownHeapSize=Math.min(overGrownHeapSize,requestedSize+100663296);var newSize=Math.min(maxHeapSize,alignMemory(Math.max(requestedSize,overGrownHeapSize),65536));var replacement=growMemory(newSize);if(replacement){return true}}return false};var runtimeKeepalivePush=()=>{runtimeKeepaliveCounter+=1};var runtimeKeepalivePop=()=>{runtimeKeepaliveCounter-=1};var safeSetTimeout=(func,timeout)=>{runtimeKeepalivePush();return setTimeout(()=>{runtimeKeepalivePop();callUserCallback(func)},timeout)};var _emscripten_sleep=ms=>Asyncify.handleSleep(wakeUp=>safeSetTimeout(wakeUp,ms));Module["_emscripten_sleep"]=_emscripten_sleep;_emscripten_sleep.isAsync=true;var ENV = PHPLoader.ENV || {};var getExecutableName=()=>thisProgram||"./this.program";var getEnvStrings=()=>{if(!getEnvStrings.strings){var lang=(typeof navigator=="object"&&navigator.languages&&navigator.languages[0]||"C").replace("-","_")+".UTF-8";var env={USER:"web_user",LOGNAME:"web_user",PATH:"/",PWD:"/",HOME:"/home/web_user",LANG:lang,_:getExecutableName()};for(var x in ENV){if(ENV[x]===undefined)delete env[x];else env[x]=ENV[x]}var strings=[];for(var x in env){strings.push(`${x}=${env[x]}`)}getEnvStrings.strings=strings}return getEnvStrings.strings};var stringToAscii=(str,buffer)=>{for(var i=0;i{var bufSize=0;getEnvStrings().forEach((string,i)=>{var ptr=environ_buf+bufSize;HEAPU32[__environ+i*4>>2]=ptr;stringToAscii(string,ptr);bufSize+=string.length+1});return 0};var _environ_sizes_get=(penviron_count,penviron_buf_size)=>{var strings=getEnvStrings();HEAPU32[penviron_count>>2]=strings.length;var bufSize=0;strings.forEach(string=>bufSize+=string.length+1);HEAPU32[penviron_buf_size>>2]=bufSize;return 0};function _fd_close(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);FS.close(stream);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_fdstat_get(fd,pbuf){try{var rightsBase=0;var rightsInheriting=0;var flags=0;{var stream=SYSCALLS.getStreamFromFD(fd);var type=stream.tty?2:FS.isDir(stream.mode)?3:FS.isLink(stream.mode)?7:4}HEAP8[pbuf]=type;HEAP16[pbuf+2>>1]=flags;tempI64=[rightsBase>>>0,(tempDouble=rightsBase,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+8>>2]=tempI64[0],HEAP32[pbuf+12>>2]=tempI64[1];tempI64=[rightsInheriting>>>0,(tempDouble=rightsInheriting,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+16>>2]=tempI64[0],HEAP32[pbuf+20>>2]=tempI64[1];return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var doReadv=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.read(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(curr>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_seek(fd,offset_low,offset_high,whence,newOffset){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);FS.llseek(stream,offset,whence);tempI64=[stream.position>>>0,(tempDouble=stream.position,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[newOffset>>2]=tempI64[0],HEAP32[newOffset+4>>2]=tempI64[1];if(stream.getdents&&offset===0&&whence===0)stream.getdents=null;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var _fd_sync=function(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);return Asyncify.handleSleep(wakeUp=>{var mount=stream.node.mount;if(!mount.type.syncfs){wakeUp(0);return}mount.type.syncfs(mount,false,err=>{if(err){wakeUp(29);return}wakeUp(0)})})}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}};_fd_sync.isAsync=true;var doWritev=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.write(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(curr>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var _getaddrinfo=(node,service,hint,out)=>{var addr=0;var port=0;var flags=0;var family=0;var type=0;var proto=0;var ai;function allocaddrinfo(family,type,proto,canon,addr,port){var sa,salen,ai;var errno;salen=family===10?28:16;addr=family===10?inetNtop6(addr):inetNtop4(addr);sa=_malloc(salen);errno=writeSockaddr(sa,family,addr,port);assert(!errno);ai=_malloc(32);HEAP32[ai+4>>2]=family;HEAP32[ai+8>>2]=type;HEAP32[ai+12>>2]=proto;HEAPU32[ai+24>>2]=canon;HEAPU32[ai+20>>2]=sa;if(family===10){HEAP32[ai+16>>2]=28}else{HEAP32[ai+16>>2]=16}HEAP32[ai+28>>2]=0;return ai}if(hint){flags=HEAP32[hint>>2];family=HEAP32[hint+4>>2];type=HEAP32[hint+8>>2];proto=HEAP32[hint+12>>2]}if(type&&!proto){proto=type===2?17:6}if(!type&&proto){type=proto===17?2:1}if(proto===0){proto=6}if(type===0){type=1}if(!node&&!service){return-2}if(flags&~(1|2|4|1024|8|16|32)){return-1}if(hint!==0&&HEAP32[hint>>2]&2&&!node){return-1}if(flags&32){return-2}if(type!==0&&type!==1&&type!==2){return-7}if(family!==0&&family!==2&&family!==10){return-6}if(service){service=UTF8ToString(service);port=parseInt(service,10);if(isNaN(port)){if(flags&1024){return-2}return-8}}if(!node){if(family===0){family=2}if((flags&1)===0){if(family===2){addr=_htonl(2130706433)}else{addr=[0,0,0,_htonl(1)]}}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0}node=UTF8ToString(node);addr=inetPton4(node);if(addr!==null){if(family===0||family===2){family=2}else if(family===10&&flags&8){addr=[0,0,_htonl(65535),addr];family=10}else{return-2}}else{addr=inetPton6(node);if(addr!==null){if(family===0||family===10){family=10}else{return-2}}}if(addr!=null){ai=allocaddrinfo(family,type,proto,node,addr,port);HEAPU32[out>>2]=ai;return 0}if(flags&4){return-2}node=DNS.lookup_name(node);addr=inetPton4(node);if(family===0){family=2}else if(family===10){addr=[0,0,_htonl(65535),addr]}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0};function _getcontext(){abort("missing function: getcontext")}_getcontext.stub=true;var _getnameinfo=(sa,salen,node,nodelen,serv,servlen,flags)=>{var info=readSockaddr(sa,salen);if(info.errno){return-6}var port=info.port;var addr=info.addr;var overflowed=false;if(node&&nodelen){var lookup;if(flags&1||!(lookup=DNS.lookup_addr(addr))){if(flags&8){return-2}}else{addr=lookup}var numBytesWrittenExclNull=stringToUTF8(addr,node,nodelen);if(numBytesWrittenExclNull+1>=nodelen){overflowed=true}}if(serv&&servlen){port=""+port;var numBytesWrittenExclNull=stringToUTF8(port,serv,servlen);if(numBytesWrittenExclNull+1>=servlen){overflowed=true}}if(overflowed){return-12}return 0};var Protocols={list:[],map:{}};var _setprotoent=stayopen=>{function allocprotoent(name,proto,aliases){var nameBuf=_malloc(name.length+1);stringToAscii(name,nameBuf);var j=0;var length=aliases.length;var aliasListBuf=_malloc((length+1)*4);for(var i=0;i>2]=aliasBuf}HEAPU32[aliasListBuf+j>>2]=0;var pe=_malloc(12);HEAPU32[pe>>2]=nameBuf;HEAPU32[pe+4>>2]=aliasListBuf;HEAP32[pe+8>>2]=proto;return pe}var list=Protocols.list;var map=Protocols.map;if(list.length===0){var entry=allocprotoent("tcp",6,["TCP"]);list.push(entry);map["tcp"]=map["6"]=entry;entry=allocprotoent("udp",17,["UDP"]);list.push(entry);map["udp"]=map["17"]=entry}_setprotoent.index=0};var _getprotobyname=name=>{name=UTF8ToString(name);_setprotoent(true);var result=Protocols.map[name];return result};var _getprotobynumber=number=>{_setprotoent(true);var result=Protocols.map[number];return result};var stackAlloc=sz=>__emscripten_stack_alloc(sz);var stringToUTF8OnStack=str=>{var size=lengthBytesUTF8(str)+1;var ret=stackAlloc(size);stringToUTF8(str,ret,size);return ret};var allocateUTF8OnStack=stringToUTF8OnStack;var PHPWASM={init:function(){FS.mkdir("/internal");FS.mkdir("/internal/shared");FS.mkdir("/internal/shared/preload");PHPWASM.EventEmitter=ENVIRONMENT_IS_NODE?require("events").EventEmitter:class EventEmitter{constructor(){this.listeners={}}emit(eventName,data){if(this.listeners[eventName]){this.listeners[eventName].forEach(callback=>{callback(data)})}}once(eventName,callback){const self=this;function removedCallback(){callback(...arguments);self.removeListener(eventName,removedCallback)}this.on(eventName,removedCallback)}removeAllListeners(eventName){if(eventName){delete this.listeners[eventName]}else{this.listeners={}}}removeListener(eventName,callback){if(this.listeners[eventName]){const idx=this.listeners[eventName].indexOf(callback);if(idx!==-1){this.listeners[eventName].splice(idx,1)}}}};PHPWASM.child_proc_by_fd={};PHPWASM.child_proc_by_pid={};PHPWASM.input_devices={}},getAllWebSockets:function(sock){const webSockets=new Set;if(sock.server){sock.server.clients.forEach(ws=>{webSockets.add(ws)})}for(const peer of PHPWASM.getAllPeers(sock)){webSockets.add(peer.socket)}return Array.from(webSockets)},getAllPeers:function(sock){const peers=new Set;if(sock.server){sock.pending.filter(pending=>pending.peers).forEach(pending=>{for(const peer of Object.values(pending.peers)){peers.add(peer)}})}if(sock.peers){for(const peer of Object.values(sock.peers)){peers.add(peer)}}return Array.from(peers)},awaitData:function(ws){return PHPWASM.awaitEvent(ws,"message")},awaitConnection:function(ws){if(ws.OPEN===ws.readyState){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"open")},awaitClose:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"close")},awaitError:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"error")},awaitEvent:function(ws,event){let resolve;const listener=()=>{resolve()};const promise=new Promise(function(_resolve){resolve=_resolve;ws.once(event,listener)});const cancel=()=>{ws.removeListener(event,listener);setTimeout(resolve)};return[promise,cancel]},noop:function(){},spawnProcess:function(command,args,options){if(Module["spawnProcess"]){const spawnedPromise=Module["spawnProcess"](command,args,options);return Promise.resolve(spawnedPromise).then(function(spawned){if(!spawned||!spawned.on){throw new Error("spawnProcess() must return an EventEmitter but returned a different type.")}return spawned})}if(ENVIRONMENT_IS_NODE){return require("child_process").spawn(command,args,{...options,shell:true,stdio:["pipe","pipe","pipe"],timeout:100})}const e=new Error("popen(), proc_open() etc. are unsupported in the browser. Call php.setSpawnHandler() "+"and provide a callback to handle spawning processes, or disable a popen(), proc_open() "+"and similar functions via php.ini.");e.code="SPAWN_UNSUPPORTED";throw e},shutdownSocket:function(socketd,how){const sock=getSocketFromFD(socketd);const peer=Object.values(sock.peers)[0];if(!peer){return-1}try{peer.socket.close();SOCKFS.websocket_sock_ops.removePeer(sock,peer);return 0}catch(e){console.log("Socket shutdown error",e);return-1}}};function _js_create_input_device(deviceId){let dataBuffer=[];let dataCallback;const filename="proc_id_"+deviceId;const device=FS.createDevice("/dev",filename,function(){},function(byte){try{dataBuffer.push(byte);if(dataCallback){dataCallback(new Uint8Array(dataBuffer));dataBuffer=[]}}catch(e){console.error(e);throw e}});const devicePath="/dev/"+filename;PHPWASM.input_devices[deviceId]={devicePath,onData:function(cb){dataCallback=cb;dataBuffer.forEach(function(data){cb(data)});dataBuffer.length=0}};return allocateUTF8OnStack(devicePath)}function _js_open_process(command,argsPtr,argsLength,descriptorsPtr,descriptorsLength,cwdPtr,cwdLength,envPtr,envLength){if(!command){return 1}const cmdstr=UTF8ToString(command);if(!cmdstr.length){return 0}let argsArray=[];if(argsLength){for(var i=0;i>2]))}}const cwdstr=cwdPtr?UTF8ToString(cwdPtr):null;let envObject=null;if(envLength){envObject={};for(var i=0;i>2]);const splitAt=envEntry.indexOf("=");if(splitAt===-1){continue}const key=envEntry.substring(0,splitAt);const value=envEntry.substring(splitAt+1);envObject[key]=value}}var std={};for(var i=0;i>2];std[HEAPU32[descriptorPtr>>2]]={child:HEAPU32[descriptorPtr+4>>2],parent:HEAPU32[descriptorPtr+8>>2]}}return Asyncify.handleSleep(async wakeUp=>{let cp;try{const options={};if(cwdstr!==null){options.cwd=cwdstr}if(envObject!==null){options.env=envObject}cp=PHPWASM.spawnProcess(cmdstr,argsArray,options);if(cp instanceof Promise){cp=await cp}}catch(e){if(e.code==="SPAWN_UNSUPPORTED"){wakeUp(1);return}console.error(e);wakeUp(1);throw e}const ProcInfo={pid:cp.pid,exited:false,stdinFd:std[0]?.child,stdinIsDevice:std[0]?.child in PHPWASM.input_devices,stdoutChildFd:std[1]?.child,stdoutParentFd:std[1]?.parent,stderrChildFd:std[2]?.child,stderrParentFd:std[2]?.parent,stdout:new PHPWASM.EventEmitter,stderr:new PHPWASM.EventEmitter};if(ProcInfo.stdoutChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutChildFd]=ProcInfo;if(ProcInfo.stderrChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrChildFd]=ProcInfo;if(ProcInfo.stdoutParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutParentFd]=ProcInfo;if(ProcInfo.stderrParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrParentFd]=ProcInfo;PHPWASM.child_proc_by_pid[ProcInfo.pid]=ProcInfo;cp.on("exit",function(code){ProcInfo.exitCode=code;ProcInfo.exited=true;ProcInfo.stdout.emit("data");ProcInfo.stderr.emit("data")});if(ProcInfo.stdoutChildFd){const stdoutStream=SYSCALLS.getStreamFromFD(ProcInfo.stdoutChildFd);let stdoutAt=0;cp.stdout.on("data",function(data){ProcInfo.stdout.emit("data",data);stdoutStream.stream_ops.write(stdoutStream,data,0,data.length,stdoutAt);stdoutAt+=data.length})}if(ProcInfo.stderrChildFd){const stderrStream=SYSCALLS.getStreamFromFD(ProcInfo.stderrChildFd);let stderrAt=0;cp.stderr.on("data",function(data){ProcInfo.stderr.emit("data",data);stderrStream.stream_ops.write(stderrStream,data,0,data.length,stderrAt);stderrAt+=data.length})}try{await new Promise((resolve,reject)=>{cp.on("spawn",resolve);cp.on("error",reject)})}catch(e){console.error(e);wakeUp(1);return}if(ProcInfo.stdinIsDevice){PHPWASM.input_devices[ProcInfo.stdinFd].onData(function(data){if(!data)return;if(typeof data==="number"){data=new Uint8Array([data])}const dataStr=new TextDecoder("utf-8").decode(data);cp.stdin.write(dataStr)});wakeUp(ProcInfo.pid);return}if(ProcInfo.stdinFd){const stdinStream=SYSCALLS.getStreamFromFD(ProcInfo.stdinFd);if(stdinStream.node){const CHUNK_SIZE=1024;const buffer=new Uint8Array(CHUNK_SIZE);let offset=0;while(true){const bytesRead=stdinStream.stream_ops.read(stdinStream,buffer,0,CHUNK_SIZE,offset);if(bytesRead===null||bytesRead===0){break}try{cp.stdin.write(buffer.subarray(0,bytesRead))}catch(e){console.error(e);return 1}if(bytesRead>2]=PHPWASM.child_proc_by_pid[pid].exitCode;return 1}return 0}function _js_waitpid(pid,exitCodePtr){if(!PHPWASM.child_proc_by_pid[pid]){return-1}return Asyncify.handleSleep(wakeUp=>{const poll=function(){if(PHPWASM.child_proc_by_pid[pid]?.exited){HEAPU32[exitCodePtr>>2]=PHPWASM.child_proc_by_pid[pid].exitCode;wakeUp(pid)}else{setTimeout(poll,50)}};poll()})}function _makecontext(){abort("missing function: makecontext")}_makecontext.stub=true;var arraySum=(array,index)=>{var sum=0;for(var i=0;i<=index;sum+=array[i++]){}return sum};var MONTH_DAYS_LEAP=[31,29,31,30,31,30,31,31,30,31,30,31];var MONTH_DAYS_REGULAR=[31,28,31,30,31,30,31,31,30,31,30,31];var addDays=(date,days)=>{var newDate=new Date(date.getTime());while(days>0){var leap=isLeapYear(newDate.getFullYear());var currentMonth=newDate.getMonth();var daysInCurrentMonth=(leap?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR)[currentMonth];if(days>daysInCurrentMonth-newDate.getDate()){days-=daysInCurrentMonth-newDate.getDate()+1;newDate.setDate(1);if(currentMonth<11){newDate.setMonth(currentMonth+1)}else{newDate.setMonth(0);newDate.setFullYear(newDate.getFullYear()+1)}}else{newDate.setDate(newDate.getDate()+days);return newDate}}return newDate};var _strptime=(buf,format,tm)=>{var pattern=UTF8ToString(format);var SPECIAL_CHARS="\\!@#$^&*()+=-[]/{}|:<>?,.";for(var i=0,ii=SPECIAL_CHARS.length;iEQUIVALENT_MATCHERS[c]||m).replace(/%(.)/g,(_,c)=>{let pat=DATE_PATTERNS[c];if(pat){capture.push(c);return`(${pat})`}else{return c}}).replace(/\s+/g,"\\s*");var matches=new RegExp("^"+pattern_out,"i").exec(UTF8ToString(buf));function initDate(){function fixup(value,min,max){return typeof value!="number"||isNaN(value)?min:value>=min?value<=max?value:max:min}return{year:fixup(HEAP32[tm+20>>2]+1900,1970,9999),month:fixup(HEAP32[tm+16>>2],0,11),day:fixup(HEAP32[tm+12>>2],1,31),hour:fixup(HEAP32[tm+8>>2],0,23),min:fixup(HEAP32[tm+4>>2],0,59),sec:fixup(HEAP32[tm>>2],0,59),gmtoff:0}}if(matches){var date=initDate();var value;var getMatch=symbol=>{var pos=capture.indexOf(symbol);if(pos>=0){return matches[pos+1]}return};if(value=getMatch("S")){date.sec=jstoi_q(value)}if(value=getMatch("M")){date.min=jstoi_q(value)}if(value=getMatch("H")){date.hour=jstoi_q(value)}else if(value=getMatch("I")){var hour=jstoi_q(value);if(value=getMatch("p")){hour+=value.toUpperCase()[0]==="P"?12:0}date.hour=hour}if(value=getMatch("Y")){date.year=jstoi_q(value)}else if(value=getMatch("y")){var year=jstoi_q(value);if(value=getMatch("C")){year+=jstoi_q(value)*100}else{year+=year<69?2e3:1900}date.year=year}if(value=getMatch("m")){date.month=jstoi_q(value)-1}else if(value=getMatch("b")){date.month=MONTH_NUMBERS[value.substring(0,3).toUpperCase()]||0}if(value=getMatch("d")){date.day=jstoi_q(value)}else if(value=getMatch("j")){var day=jstoi_q(value);var leapYear=isLeapYear(date.year);for(var month=0;month<12;++month){var daysUntilMonth=arraySum(leapYear?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,month-1);if(day<=daysUntilMonth+(leapYear?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR)[month]){date.day=day-daysUntilMonth}}}else if(value=getMatch("a")){var weekDay=value.substring(0,3).toUpperCase();if(value=getMatch("U")){var weekDayNumber=DAY_NUMBERS_SUN_FIRST[weekDay];var weekNumber=jstoi_q(value);var janFirst=new Date(date.year,0,1);var 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dynCall_vi=Module["dynCall_vi"]=(a0,a1)=>(dynCall_vi=Module["dynCall_vi"]=wasmExports["Tb"])(a0,a1);var dynCall_viiiii=Module["dynCall_viiiii"]=(a0,a1,a2,a3,a4,a5)=>(dynCall_viiiii=Module["dynCall_viiiii"]=wasmExports["Ub"])(a0,a1,a2,a3,a4,a5);var dynCall_iii=Module["dynCall_iii"]=(a0,a1,a2)=>(dynCall_iii=Module["dynCall_iii"]=wasmExports["Vb"])(a0,a1,a2);var dynCall_iiiii=Module["dynCall_iiiii"]=(a0,a1,a2,a3,a4)=>(dynCall_iiiii=Module["dynCall_iiiii"]=wasmExports["Wb"])(a0,a1,a2,a3,a4);var dynCall_iiiiii=Module["dynCall_iiiiii"]=(a0,a1,a2,a3,a4,a5)=>(dynCall_iiiiii=Module["dynCall_iiiiii"]=wasmExports["Xb"])(a0,a1,a2,a3,a4,a5);var dynCall_vii=Module["dynCall_vii"]=(a0,a1,a2)=>(dynCall_vii=Module["dynCall_vii"]=wasmExports["Yb"])(a0,a1,a2);var dynCall_viii=Module["dynCall_viii"]=(a0,a1,a2,a3)=>(dynCall_viii=Module["dynCall_viii"]=wasmExports["Zb"])(a0,a1,a2,a3);var dynCall_v=Module["dynCall_v"]=a0=>(dynCall_v=Module["dynCall_v"]=wasmExports["_b"])(a0);var dynCall_i=Module["dynCall_i"]=a0=>(dynCall_i=Module["dynCall_i"]=wasmExports["$b"])(a0);var dynCall_viiii=Module["dynCall_viiii"]=(a0,a1,a2,a3,a4)=>(dynCall_viiii=Module["dynCall_viiii"]=wasmExports["ac"])(a0,a1,a2,a3,a4);var dynCall_iiiiiii=Module["dynCall_iiiiiii"]=(a0,a1,a2,a3,a4,a5,a6)=>(dynCall_iiiiiii=Module["dynCall_iiiiiii"]=wasmExports["bc"])(a0,a1,a2,a3,a4,a5,a6);var dynCall_viiiiiiiii=Module["dynCall_viiiiiiiii"]=(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9)=>(dynCall_viiiiiiiii=Module["dynCall_viiiiiiiii"]=wasmExports["cc"])(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9);var dynCall_viiiiii=Module["dynCall_viiiiii"]=(a0,a1,a2,a3,a4,a5,a6)=>(dynCall_viiiiii=Module["dynCall_viiiiii"]=wasmExports["dc"])(a0,a1,a2,a3,a4,a5,a6);var dynCall_iiiiiiii=Module["dynCall_iiiiiiii"]=(a0,a1,a2,a3,a4,a5,a6,a7)=>(dynCall_iiiiiiii=Module["dynCall_iiiiiiii"]=wasmExports["ec"])(a0,a1,a2,a3,a4,a5,a6,a7);var dynCall_iiiiiiiiii=Module["dynCall_iiiiiiiiii"]=(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9)=>(dynCall_iiiiiiiiii=Module["dynCall_iiiiiiiiii"]=wasmExports["fc"])(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9);var dynCall_jii=Module["dynCall_jii"]=(a0,a1,a2)=>(dynCall_jii=Module["dynCall_jii"]=wasmExports["gc"])(a0,a1,a2);var dynCall_viidii=Module["dynCall_viidii"]=(a0,a1,a2,a3,a4,a5)=>(dynCall_viidii=Module["dynCall_viidii"]=wasmExports["hc"])(a0,a1,a2,a3,a4,a5);var _asyncify_start_unwind=a0=>(_asyncify_start_unwind=wasmExports["ic"])(a0);var _asyncify_stop_unwind=()=>(_asyncify_stop_unwind=wasmExports["jc"])();var _asyncify_start_rewind=a0=>(_asyncify_start_rewind=wasmExports["kc"])(a0);var _asyncify_stop_rewind=()=>(_asyncify_stop_rewind=wasmExports["lc"])();function invoke_iiiiiii(index,a1,a2,a3,a4,a5,a6){var sp=stackSave();try{return dynCall_iiiiiii(index,a1,a2,a3,a4,a5,a6)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_vi(index,a1){var sp=stackSave();try{dynCall_vi(index,a1)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiii(index,a1,a2,a3){var sp=stackSave();try{return dynCall_iiii(index,a1,a2,a3)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iii(index,a1,a2){var sp=stackSave();try{return dynCall_iii(index,a1,a2)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_vii(index,a1,a2){var sp=stackSave();try{dynCall_vii(index,a1,a2)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_ii(index,a1){var sp=stackSave();try{return dynCall_ii(index,a1)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viii(index,a1,a2,a3){var sp=stackSave();try{dynCall_viii(index,a1,a2,a3)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_v(index){var sp=stackSave();try{dynCall_v(index)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_i(index){var sp=stackSave();try{return dynCall_i(index)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiii(index,a1,a2,a3,a4){var sp=stackSave();try{dynCall_viiii(index,a1,a2,a3,a4)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiiii(index,a1,a2,a3,a4,a5){var sp=stackSave();try{dynCall_viiiii(index,a1,a2,a3,a4,a5)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiii(index,a1,a2,a3,a4){var sp=stackSave();try{return dynCall_iiiii(index,a1,a2,a3,a4)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiiii(index,a1,a2,a3,a4,a5){var sp=stackSave();try{return dynCall_iiiiii(index,a1,a2,a3,a4,a5)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9){var sp=stackSave();try{return dynCall_iiiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiiiii(index,a1,a2,a3,a4,a5,a6){var sp=stackSave();try{dynCall_viiiiii(index,a1,a2,a3,a4,a5,a6)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viidii(index,a1,a2,a3,a4,a5){var sp=stackSave();try{dynCall_viidii(index,a1,a2,a3,a4,a5)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9){var sp=stackSave();try{dynCall_viiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiiiiii(index,a1,a2,a3,a4,a5,a6,a7){var sp=stackSave();try{return dynCall_iiiiiiii(index,a1,a2,a3,a4,a5,a6,a7)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_jii(index,a1,a2){var sp=stackSave();try{return dynCall_jii(index,a1,a2)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}Module["addRunDependency"]=addRunDependency;Module["removeRunDependency"]=removeRunDependency;Module["wasmExports"]=wasmExports;Module["ccall"]=ccall;Module["FS_createPreloadedFile"]=FS_createPreloadedFile;Module["FS_unlink"]=FS_unlink;Module["FS_createPath"]=FS_createPath;Module["FS_createDevice"]=FS_createDevice;Module["FS_createDataFile"]=FS_createDataFile;Module["FS_createLazyFile"]=FS_createLazyFile;Module["PROXYFS"]=PROXYFS;var calledRun;dependenciesFulfilled=function runCaller(){if(!calledRun)run();if(!calledRun)dependenciesFulfilled=runCaller};function run(){if(runDependencies>0){return}preRun();if(runDependencies>0){return}function doRun(){if(calledRun)return;calledRun=true;Module["calledRun"]=true;if(ABORT)return;initRuntime();Module["onRuntimeInitialized"]?.();postRun()}if(Module["setStatus"]){Module["setStatus"]("Running...");setTimeout(()=>{setTimeout(()=>Module["setStatus"](""),1);doRun()},1)}else{doRun()}}if(Module["preInit"]){if(typeof Module["preInit"]=="function")Module["preInit"]=[Module["preInit"]];while(Module["preInit"].length>0){Module["preInit"].pop()()}}run(); /** * Emscripten resolves `localhost` to a random IP address. Let's * make it always resolve to 127.0.0.1. diff --git a/packages/php-wasm/web/public/php/asyncify/php_8_2.js b/packages/php-wasm/web/public/php/asyncify/php_8_2.js index 0cebcc3ad5..08b431b784 100644 --- a/packages/php-wasm/web/public/php/asyncify/php_8_2.js +++ b/packages/php-wasm/web/public/php/asyncify/php_8_2.js @@ -1,46 +1,20 @@ import dependencyFilename from './8_2_10/php_8_2.wasm'; export { dependencyFilename }; -export const dependenciesTotalSize = 12888345; +export const dependenciesTotalSize = 12878609; export function init(RuntimeName, PHPLoader) { - /** - * Overrides Emscripten's default ExitStatus object which gets - * thrown on failure. Unfortunately, the default object is not - * a subclass of Error and does not provide any stack trace. - * - * This is a deliberate behavior on Emscripten's end to prevent - * memory leaks after the program exits. See: - * - * https://github.com/emscripten-core/emscripten/pull/9108 - * - * In case of WordPress Playground, the worker in which the PHP - * runs will typically exit after the PHP program finishes, so - * we don't have to worry about memory leaks. - * - * As for assigning to a previously undeclared ExitStatus variable here, - * the Emscripten module declares `ExitStatus` as `function ExitStatus` - * which means it gets hoisted to the top of the scope and can be - * reassigned here – before the actual declaration is reached. - * - * If that sounds weird, try this example: - * - * ExitStatus = () => { console.log("reassigned"); } - * function ExitStatus() {} - * ExitStatus(); - * // logs "reassigned" - */ - ExitStatus = class PHPExitStatus extends Error { - constructor(status) { - super(status); - this.name = "ExitStatus"; - this.message = "Program terminated with exit(" + status + ")"; - this.status = status; - } - } - // The rest of the code comes from the built php.js file and esm-suffix.js -var Module=typeof PHPLoader!="undefined"?PHPLoader:{};var ENVIRONMENT_IS_WEB=RuntimeName==="WEB";var ENVIRONMENT_IS_WORKER=RuntimeName==="WORKER";var ENVIRONMENT_IS_NODE=RuntimeName==="NODE";var moduleOverrides=Object.assign({},Module);var arguments_=[];var thisProgram="./this.program";var quit_=(status,toThrow)=>{throw toThrow};var scriptDirectory="";function locateFile(path){if(Module["locateFile"]){return Module["locateFile"](path,scriptDirectory)}return scriptDirectory+path}var read_,readAsync,readBinary;if(ENVIRONMENT_IS_WEB||ENVIRONMENT_IS_WORKER){if(ENVIRONMENT_IS_WORKER){scriptDirectory=self.location.href}else if(typeof document!="undefined"&&document.currentScript){scriptDirectory=document.currentScript.src}if(scriptDirectory.startsWith("blob:")){scriptDirectory=""}else{scriptDirectory=scriptDirectory.substr(0,scriptDirectory.replace(/[?#].*/,"").lastIndexOf("/")+1)}{read_=url=>{var xhr=new XMLHttpRequest;xhr.open("GET",url,false);xhr.send(null);return xhr.responseText};if(ENVIRONMENT_IS_WORKER){readBinary=url=>{var xhr=new XMLHttpRequest;xhr.open("GET",url,false);xhr.responseType="arraybuffer";xhr.send(null);return new Uint8Array(xhr.response)}}readAsync=(url,onload,onerror)=>{fetch(url,{credentials:"same-origin"}).then(response=>{if(response.ok){return response.arrayBuffer()}return Promise.reject(new Error(response.status+" : "+response.url))}).then(onload,onerror)}}}else{}var out=Module["print"]||console.log.bind(console);var err=Module["printErr"]||console.error.bind(console);Object.assign(Module,moduleOverrides);moduleOverrides=null;if(Module["arguments"])arguments_=Module["arguments"];if(Module["thisProgram"])thisProgram=Module["thisProgram"];if(Module["quit"])quit_=Module["quit"];var wasmBinary;if(Module["wasmBinary"])wasmBinary=Module["wasmBinary"];var wasmMemory;var ABORT=false;var EXITSTATUS;function assert(condition,text){if(!condition){abort(text)}}var HEAP8,HEAPU8,HEAP16,HEAPU16,HEAP32,HEAPU32,HEAPF32,HEAPF64;function updateMemoryViews(){var b=wasmMemory.buffer;Module["HEAP8"]=HEAP8=new Int8Array(b);Module["HEAP16"]=HEAP16=new Int16Array(b);Module["HEAPU8"]=HEAPU8=new Uint8Array(b);Module["HEAPU16"]=HEAPU16=new Uint16Array(b);Module["HEAP32"]=HEAP32=new Int32Array(b);Module["HEAPU32"]=HEAPU32=new Uint32Array(b);Module["HEAPF32"]=HEAPF32=new Float32Array(b);Module["HEAPF64"]=HEAPF64=new Float64Array(b)}var __ATPRERUN__=[];var __ATINIT__=[];var __ATEXIT__=[];var __ATPOSTRUN__=[];var runtimeInitialized=false;var runtimeExited=false;function preRun(){if(Module["preRun"]){if(typeof Module["preRun"]=="function")Module["preRun"]=[Module["preRun"]];while(Module["preRun"].length){addOnPreRun(Module["preRun"].shift())}}callRuntimeCallbacks(__ATPRERUN__)}function initRuntime(){runtimeInitialized=true;SOCKFS.root=FS.mount(SOCKFS,{},null);if(!Module["noFSInit"]&&!FS.init.initialized)FS.init();FS.ignorePermissions=false;TTY.init();PIPEFS.root=FS.mount(PIPEFS,{},null);callRuntimeCallbacks(__ATINIT__)}function exitRuntime(){___funcs_on_exit();callRuntimeCallbacks(__ATEXIT__);FS.quit();TTY.shutdown();runtimeExited=true}function postRun(){if(Module["postRun"]){if(typeof Module["postRun"]=="function")Module["postRun"]=[Module["postRun"]];while(Module["postRun"].length){addOnPostRun(Module["postRun"].shift())}}callRuntimeCallbacks(__ATPOSTRUN__)}function addOnPreRun(cb){__ATPRERUN__.unshift(cb)}function addOnInit(cb){__ATINIT__.unshift(cb)}function addOnPostRun(cb){__ATPOSTRUN__.unshift(cb)}var runDependencies=0;var runDependencyWatcher=null;var dependenciesFulfilled=null;function getUniqueRunDependency(id){return id}function addRunDependency(id){runDependencies++;Module["monitorRunDependencies"]?.(runDependencies)}function removeRunDependency(id){runDependencies--;Module["monitorRunDependencies"]?.(runDependencies);if(runDependencies==0){if(runDependencyWatcher!==null){clearInterval(runDependencyWatcher);runDependencyWatcher=null}if(dependenciesFulfilled){var callback=dependenciesFulfilled;dependenciesFulfilled=null;callback()}}}function abort(what){Module["onAbort"]?.(what);what="Aborted("+what+")";err(what);ABORT=true;EXITSTATUS=1;what+=". Build with -sASSERTIONS for more info.";var e=new WebAssembly.RuntimeError(what);throw e}var dataURIPrefix="data:application/octet-stream;base64,";var isDataURI=filename=>filename.startsWith(dataURIPrefix);function findWasmBinary(){var f=dependencyFilename;if(!isDataURI(f)){return locateFile(f)}return f}var wasmBinaryFile;function getBinarySync(file){if(file==wasmBinaryFile&&wasmBinary){return new Uint8Array(wasmBinary)}if(readBinary){return readBinary(file)}throw"both async and sync fetching of the wasm failed"}function getBinaryPromise(binaryFile){if(!wasmBinary){return new Promise((resolve,reject)=>{readAsync(binaryFile,response=>resolve(new Uint8Array(response)),error=>{try{resolve(getBinarySync(binaryFile))}catch(e){reject(e)}})})}return Promise.resolve().then(()=>getBinarySync(binaryFile))}function instantiateArrayBuffer(binaryFile,imports,receiver){return getBinaryPromise(binaryFile).then(binary=>WebAssembly.instantiate(binary,imports)).then(receiver,reason=>{err(`failed to asynchronously prepare wasm: ${reason}`);abort(reason)})}function instantiateAsync(binary,binaryFile,imports,callback){if(!binary&&typeof WebAssembly.instantiateStreaming=="function"&&!isDataURI(binaryFile)&&typeof fetch=="function"){return fetch(binaryFile,{credentials:"same-origin"}).then(response=>{var result=WebAssembly.instantiateStreaming(response,imports);return result.then(callback,function(reason){err(`wasm streaming compile failed: ${reason}`);err("falling back to ArrayBuffer instantiation");return instantiateArrayBuffer(binaryFile,imports,callback)})})}return instantiateArrayBuffer(binaryFile,imports,callback)}function getWasmImports(){return{a:wasmImports}}function createWasm(){var info=getWasmImports();function receiveInstance(instance,module){wasmExports=instance.exports;wasmExports=Asyncify.instrumentWasmExports(wasmExports);Module["wasmExports"]=wasmExports;wasmMemory=wasmExports["eb"];updateMemoryViews();wasmTable=wasmExports["hb"];addOnInit(wasmExports["fb"]);removeRunDependency("wasm-instantiate");return wasmExports}addRunDependency("wasm-instantiate");function receiveInstantiationResult(result){receiveInstance(result["instance"])}if(Module["instantiateWasm"]){try{return Module["instantiateWasm"](info,receiveInstance)}catch(e){err(`Module.instantiateWasm callback failed with error: ${e}`);return false}}if(!wasmBinaryFile)wasmBinaryFile=findWasmBinary();instantiateAsync(wasmBinary,wasmBinaryFile,info,receiveInstantiationResult);return{}}var tempDouble;var tempI64;function js_popen_to_file(command,mode,exitCodePtr){const returnCallback=resolver=>Asyncify.handleSleep(resolver);if(!command)return 1;const cmdstr=UTF8ToString(command);if(!cmdstr.length)return 0;const modestr=UTF8ToString(mode);if(!modestr.length)return 0;if(modestr==="w"){console.error('popen($cmd, "w") is not implemented yet')}return returnCallback(async wakeUp=>{let cp;try{cp=PHPWASM.spawnProcess(cmdstr,[]);if(cp instanceof Promise){cp=await cp}}catch(e){console.error(e);if(e.code==="SPAWN_UNSUPPORTED"){return 1}throw e}const outByteArrays=[];cp.stdout.on("data",function(data){outByteArrays.push(data)});const outputPath="/tmp/popen_output";cp.on("exit",function(exitCode){const outBytes=new Uint8Array(outByteArrays.reduce((acc,curr)=>acc+curr.length,0));let offset=0;for(const byteArray of outByteArrays){outBytes.set(byteArray,offset);offset+=byteArray.length}FS.writeFile(outputPath,outBytes);HEAPU8[exitCodePtr]=exitCode;wakeUp(allocateUTF8OnStack(outputPath))})})}function wasm_poll_socket(socketd,events,timeout){const returnCallback=resolver=>Asyncify.handleSleep(resolver);const POLLIN=1;const POLLPRI=2;const POLLOUT=4;const POLLERR=8;const POLLHUP=16;const POLLNVAL=32;return returnCallback(wakeUp=>{const polls=[];if(socketd in PHPWASM.child_proc_by_fd){const procInfo=PHPWASM.child_proc_by_fd[socketd];if(procInfo.exited){wakeUp(0);return}polls.push(PHPWASM.awaitEvent(procInfo.stdout,"data"))}else if(FS.isSocket(FS.getStream(socketd)?.node.mode)){const sock=getSocketFromFD(socketd);if(!sock){wakeUp(0);return}const lookingFor=new Set;if(events&POLLIN||events&POLLPRI){if(sock.server){for(const client of sock.pending){if((client.recv_queue||[]).length>0){wakeUp(1);return}}}else if((sock.recv_queue||[]).length>0){wakeUp(1);return}}const webSockets=PHPWASM.getAllWebSockets(sock);if(!webSockets.length){wakeUp(0);return}for(const ws of webSockets){if(events&POLLIN||events&POLLPRI){polls.push(PHPWASM.awaitData(ws));lookingFor.add("POLLIN")}if(events&POLLOUT){polls.push(PHPWASM.awaitConnection(ws));lookingFor.add("POLLOUT")}if(events&POLLHUP){polls.push(PHPWASM.awaitClose(ws));lookingFor.add("POLLHUP")}if(events&POLLERR||events&POLLNVAL){polls.push(PHPWASM.awaitError(ws));lookingFor.add("POLLERR")}}}else{setTimeout(function(){wakeUp(1)},timeout);return}if(polls.length===0){console.warn("Unsupported poll event "+events+", defaulting to setTimeout().");setTimeout(function(){wakeUp(0)},timeout);return}const promises=polls.map(([promise])=>promise);const clearPolling=()=>polls.forEach(([,clear])=>clear());let awaken=false;let timeoutId;Promise.race(promises).then(function(results){if(!awaken){awaken=true;wakeUp(1);if(timeoutId){clearTimeout(timeoutId)}clearPolling()}});if(timeout!==-1){timeoutId=setTimeout(function(){if(!awaken){awaken=true;wakeUp(0);clearPolling()}},timeout)}})}function js_fd_read(fd,iov,iovcnt,pnum){const returnCallback=resolver=>Asyncify.handleSleep(resolver);if(Asyncify?.State?.Normal===undefined||Asyncify?.state===Asyncify?.State?.Normal){var returnCode;var stream;let num=0;try{stream=SYSCALLS.getStreamFromFD(fd);const num=doReadv(stream,iov,iovcnt);HEAPU32[pnum>>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError")){throw e}if(e.errno!==6||!(stream?.fd in PHPWASM.child_proc_by_fd)){HEAPU32[pnum>>2]=0;return returnCode}}}return returnCallback(wakeUp=>{var retries=0;var interval=50;var timeout=5e3;var maxRetries=timeout/interval;function poll(){var returnCode;var stream;let num;try{stream=SYSCALLS.getStreamFromFD(fd);num=doReadv(stream,iov,iovcnt);returnCode=0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError")){console.error(e);throw e}returnCode=e.errno}const success=returnCode===0;const failure=++retries>maxRetries||!(fd in PHPWASM.child_proc_by_fd)||PHPWASM.child_proc_by_fd[fd]?.exited||FS.isClosed(stream);if(success){HEAPU32[pnum>>2]=num;wakeUp(0)}else if(failure){HEAPU32[pnum>>2]=0;wakeUp(returnCode===6?0:returnCode)}else{setTimeout(poll,interval)}}poll()})}function __asyncjs__js_module_onMessage(data,response_buffer){return Asyncify.handleAsync(async()=>{if(Module["onMessage"]){const dataStr=UTF8ToString(data);return Module["onMessage"](dataStr).then(response=>{const responseBytes=typeof response==="string"?(new TextEncoder).encode(response):response;const responseSize=responseBytes.byteLength;const responsePtr=_malloc(responseSize+1);HEAPU8.set(responseBytes,responsePtr);HEAPU8[responsePtr+responseSize]=0;HEAPU8[response_buffer]=responsePtr;HEAPU8[response_buffer+1]=responsePtr>>8;HEAPU8[response_buffer+2]=responsePtr>>16;HEAPU8[response_buffer+3]=responsePtr>>24;return responseSize}).catch(e=>{console.error(e);return-1})}})}function ExitStatus(status){this.name="ExitStatus";this.message=`Program terminated with exit(${status})`;this.status=status}var callRuntimeCallbacks=callbacks=>{while(callbacks.length>0){callbacks.shift()(Module)}};var noExitRuntime=Module["noExitRuntime"]||false;var stackRestore=val=>__emscripten_stack_restore(val);var stackSave=()=>_emscripten_stack_get_current();function _SharpYuvConvert(){abort("missing function: SharpYuvConvert")}_SharpYuvConvert.stub=true;function _SharpYuvGetConversionMatrix(){abort("missing function: SharpYuvGetConversionMatrix")}_SharpYuvGetConversionMatrix.stub=true;function _SharpYuvInit(){abort("missing function: SharpYuvInit")}_SharpYuvInit.stub=true;var UTF8Decoder=typeof TextDecoder!="undefined"?new TextDecoder("utf8"):undefined;var UTF8ArrayToString=(heapOrArray,idx,maxBytesToRead)=>{var endIdx=idx+maxBytesToRead;var endPtr=idx;while(heapOrArray[endPtr]&&!(endPtr>=endIdx))++endPtr;if(endPtr-idx>16&&heapOrArray.buffer&&UTF8Decoder){return UTF8Decoder.decode(heapOrArray.subarray(idx,endPtr))}var str="";while(idx>10,56320|ch&1023)}}return str};var UTF8ToString=(ptr,maxBytesToRead)=>ptr?UTF8ArrayToString(HEAPU8,ptr,maxBytesToRead):"";Module["UTF8ToString"]=UTF8ToString;var ___assert_fail=(condition,filename,line,func)=>{abort(`Assertion failed: ${UTF8ToString(condition)}, at: `+[filename?UTF8ToString(filename):"unknown filename",line,func?UTF8ToString(func):"unknown function"])};var ___call_sighandler=(fp,sig)=>(a1=>dynCall_vi(fp,a1))(sig);var initRandomFill=()=>{if(typeof crypto=="object"&&typeof crypto["getRandomValues"]=="function"){return view=>crypto.getRandomValues(view)}else abort("initRandomDevice")};var randomFill=view=>(randomFill=initRandomFill())(view);var PATH={isAbs:path=>path.charAt(0)==="/",splitPath:filename=>{var splitPathRe=/^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/;return splitPathRe.exec(filename).slice(1)},normalizeArray:(parts,allowAboveRoot)=>{var up=0;for(var i=parts.length-1;i>=0;i--){var last=parts[i];if(last==="."){parts.splice(i,1)}else if(last===".."){parts.splice(i,1);up++}else if(up){parts.splice(i,1);up--}}if(allowAboveRoot){for(;up;up--){parts.unshift("..")}}return parts},normalize:path=>{var isAbsolute=PATH.isAbs(path),trailingSlash=path.substr(-1)==="/";path=PATH.normalizeArray(path.split("/").filter(p=>!!p),!isAbsolute).join("/");if(!path&&!isAbsolute){path="."}if(path&&trailingSlash){path+="/"}return(isAbsolute?"/":"")+path},dirname:path=>{var result=PATH.splitPath(path),root=result[0],dir=result[1];if(!root&&!dir){return"."}if(dir){dir=dir.substr(0,dir.length-1)}return root+dir},basename:path=>{if(path==="/")return"/";path=PATH.normalize(path);path=path.replace(/\/$/,"");var lastSlash=path.lastIndexOf("/");if(lastSlash===-1)return path;return path.substr(lastSlash+1)},join:(...paths)=>PATH.normalize(paths.join("/")),join2:(l,r)=>PATH.normalize(l+"/"+r)};var PATH_FS={resolve:(...args)=>{var resolvedPath="",resolvedAbsolute=false;for(var i=args.length-1;i>=-1&&!resolvedAbsolute;i--){var path=i>=0?args[i]:FS.cwd();if(typeof path!="string"){throw new TypeError("Arguments to path.resolve must be strings")}else if(!path){return""}resolvedPath=path+"/"+resolvedPath;resolvedAbsolute=PATH.isAbs(path)}resolvedPath=PATH.normalizeArray(resolvedPath.split("/").filter(p=>!!p),!resolvedAbsolute).join("/");return(resolvedAbsolute?"/":"")+resolvedPath||"."},relative:(from,to)=>{from=PATH_FS.resolve(from).substr(1);to=PATH_FS.resolve(to).substr(1);function trim(arr){var start=0;for(;start=0;end--){if(arr[end]!=="")break}if(start>end)return[];return arr.slice(start,end-start+1)}var fromParts=trim(from.split("/"));var toParts=trim(to.split("/"));var length=Math.min(fromParts.length,toParts.length);var samePartsLength=length;for(var i=0;i{var len=0;for(var i=0;i=55296&&c<=57343){len+=4;++i}else{len+=3}}return len};Module["lengthBytesUTF8"]=lengthBytesUTF8;var stringToUTF8Array=(str,heap,outIdx,maxBytesToWrite)=>{if(!(maxBytesToWrite>0))return 0;var startIdx=outIdx;var endIdx=outIdx+maxBytesToWrite-1;for(var i=0;i=55296&&u<=57343){var u1=str.charCodeAt(++i);u=65536+((u&1023)<<10)|u1&1023}if(u<=127){if(outIdx>=endIdx)break;heap[outIdx++]=u}else if(u<=2047){if(outIdx+1>=endIdx)break;heap[outIdx++]=192|u>>6;heap[outIdx++]=128|u&63}else if(u<=65535){if(outIdx+2>=endIdx)break;heap[outIdx++]=224|u>>12;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}else{if(outIdx+3>=endIdx)break;heap[outIdx++]=240|u>>18;heap[outIdx++]=128|u>>12&63;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}}heap[outIdx]=0;return outIdx-startIdx};function intArrayFromString(stringy,dontAddNull,length){var len=length>0?length:lengthBytesUTF8(stringy)+1;var u8array=new Array(len);var numBytesWritten=stringToUTF8Array(stringy,u8array,0,u8array.length);if(dontAddNull)u8array.length=numBytesWritten;return u8array}var FS_stdin_getChar=()=>{if(!FS_stdin_getChar_buffer.length){var result=null;if(typeof window!="undefined"&&typeof window.prompt=="function"){result=window.prompt("Input: ");if(result!==null){result+="\n"}}else{}if(!result){return null}FS_stdin_getChar_buffer=intArrayFromString(result,true)}return FS_stdin_getChar_buffer.shift()};var TTY={ttys:[],init(){},shutdown(){},register(dev,ops){TTY.ttys[dev]={input:[],output:[],ops:ops};FS.registerDevice(dev,TTY.stream_ops)},stream_ops:{open(stream){var tty=TTY.ttys[stream.node.rdev];if(!tty){throw new FS.ErrnoError(43)}stream.tty=tty;stream.seekable=false},close(stream){stream.tty.ops.fsync(stream.tty)},fsync(stream){stream.tty.ops.fsync(stream.tty)},read(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.get_char){throw new FS.ErrnoError(60)}var bytesRead=0;for(var i=0;i0){out(UTF8ArrayToString(tty.output,0));tty.output=[]}},ioctl_tcgets(tty){return{c_iflag:25856,c_oflag:5,c_cflag:191,c_lflag:35387,c_cc:[3,28,127,21,4,0,1,0,17,19,26,0,18,15,23,22,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]}},ioctl_tcsets(tty,optional_actions,data){return 0},ioctl_tiocgwinsz(tty){return[24,80]}},default_tty1_ops:{put_char(tty,val){if(val===null||val===10){err(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}},fsync(tty){if(tty.output&&tty.output.length>0){err(UTF8ArrayToString(tty.output,0));tty.output=[]}}}};var zeroMemory=(address,size)=>{HEAPU8.fill(0,address,address+size);return address};var alignMemory=(size,alignment)=>Math.ceil(size/alignment)*alignment;var mmapAlloc=size=>{size=alignMemory(size,65536);var ptr=_emscripten_builtin_memalign(65536,size);if(!ptr)return 0;return zeroMemory(ptr,size)};var MEMFS={ops_table:null,mount(mount){return MEMFS.createNode(null,"/",16384|511,0)},createNode(parent,name,mode,dev){if(FS.isBlkdev(mode)||FS.isFIFO(mode)){throw new FS.ErrnoError(63)}MEMFS.ops_table||={dir:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,lookup:MEMFS.node_ops.lookup,mknod:MEMFS.node_ops.mknod,rename:MEMFS.node_ops.rename,unlink:MEMFS.node_ops.unlink,rmdir:MEMFS.node_ops.rmdir,readdir:MEMFS.node_ops.readdir,symlink:MEMFS.node_ops.symlink},stream:{llseek:MEMFS.stream_ops.llseek}},file:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:{llseek:MEMFS.stream_ops.llseek,read:MEMFS.stream_ops.read,write:MEMFS.stream_ops.write,allocate:MEMFS.stream_ops.allocate,mmap:MEMFS.stream_ops.mmap,msync:MEMFS.stream_ops.msync}},link:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,readlink:MEMFS.node_ops.readlink},stream:{}},chrdev:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:FS.chrdev_stream_ops}};var node=FS.createNode(parent,name,mode,dev);if(FS.isDir(node.mode)){node.node_ops=MEMFS.ops_table.dir.node;node.stream_ops=MEMFS.ops_table.dir.stream;node.contents={}}else if(FS.isFile(node.mode)){node.node_ops=MEMFS.ops_table.file.node;node.stream_ops=MEMFS.ops_table.file.stream;node.usedBytes=0;node.contents=null}else if(FS.isLink(node.mode)){node.node_ops=MEMFS.ops_table.link.node;node.stream_ops=MEMFS.ops_table.link.stream}else if(FS.isChrdev(node.mode)){node.node_ops=MEMFS.ops_table.chrdev.node;node.stream_ops=MEMFS.ops_table.chrdev.stream}node.timestamp=Date.now();if(parent){parent.contents[name]=node;parent.timestamp=node.timestamp}return node},getFileDataAsTypedArray(node){if(!node.contents)return new Uint8Array(0);if(node.contents.subarray)return node.contents.subarray(0,node.usedBytes);return new Uint8Array(node.contents)},expandFileStorage(node,newCapacity){var prevCapacity=node.contents?node.contents.length:0;if(prevCapacity>=newCapacity)return;var CAPACITY_DOUBLING_MAX=1024*1024;newCapacity=Math.max(newCapacity,prevCapacity*(prevCapacity>>0);if(prevCapacity!=0)newCapacity=Math.max(newCapacity,256);var oldContents=node.contents;node.contents=new Uint8Array(newCapacity);if(node.usedBytes>0)node.contents.set(oldContents.subarray(0,node.usedBytes),0)},resizeFileStorage(node,newSize){if(node.usedBytes==newSize)return;if(newSize==0){node.contents=null;node.usedBytes=0}else{var oldContents=node.contents;node.contents=new Uint8Array(newSize);if(oldContents){node.contents.set(oldContents.subarray(0,Math.min(newSize,node.usedBytes)))}node.usedBytes=newSize}},node_ops:{getattr(node){var attr={};attr.dev=FS.isChrdev(node.mode)?node.id:1;attr.ino=node.id;attr.mode=node.mode;attr.nlink=1;attr.uid=0;attr.gid=0;attr.rdev=node.rdev;if(FS.isDir(node.mode)){attr.size=4096}else if(FS.isFile(node.mode)){attr.size=node.usedBytes}else if(FS.isLink(node.mode)){attr.size=node.link.length}else{attr.size=0}attr.atime=new Date(node.timestamp);attr.mtime=new Date(node.timestamp);attr.ctime=new Date(node.timestamp);attr.blksize=4096;attr.blocks=Math.ceil(attr.size/attr.blksize);return attr},setattr(node,attr){if(attr.mode!==undefined){node.mode=attr.mode}if(attr.timestamp!==undefined){node.timestamp=attr.timestamp}if(attr.size!==undefined){MEMFS.resizeFileStorage(node,attr.size)}},lookup(parent,name){throw FS.genericErrors[44]},mknod(parent,name,mode,dev){return MEMFS.createNode(parent,name,mode,dev)},rename(old_node,new_dir,new_name){if(FS.isDir(old_node.mode)){var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(new_node){for(var i in new_node.contents){throw new FS.ErrnoError(55)}}}delete old_node.parent.contents[old_node.name];old_node.parent.timestamp=Date.now();old_node.name=new_name;new_dir.contents[new_name]=old_node;new_dir.timestamp=old_node.parent.timestamp},unlink(parent,name){delete parent.contents[name];parent.timestamp=Date.now()},rmdir(parent,name){var node=FS.lookupNode(parent,name);for(var i in node.contents){throw new FS.ErrnoError(55)}delete parent.contents[name];parent.timestamp=Date.now()},readdir(node){var entries=[".",".."];for(var key of Object.keys(node.contents)){entries.push(key)}return entries},symlink(parent,newname,oldpath){var node=MEMFS.createNode(parent,newname,511|40960,0);node.link=oldpath;return node},readlink(node){if(!FS.isLink(node.mode)){throw new FS.ErrnoError(28)}return node.link}},stream_ops:{read(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=stream.node.usedBytes)return 0;var size=Math.min(stream.node.usedBytes-position,length);if(size>8&&contents.subarray){buffer.set(contents.subarray(position,position+size),offset)}else{for(var i=0;i0||position+length{var dep=!noRunDep?getUniqueRunDependency(`al ${url}`):"";readAsync(url,arrayBuffer=>{onload(new Uint8Array(arrayBuffer));if(dep)removeRunDependency(dep)},event=>{if(onerror){onerror()}else{throw`Loading data file "${url}" failed.`}});if(dep)addRunDependency(dep)};var FS_createDataFile=(parent,name,fileData,canRead,canWrite,canOwn)=>{FS.createDataFile(parent,name,fileData,canRead,canWrite,canOwn)};var preloadPlugins=Module["preloadPlugins"]||[];var FS_handledByPreloadPlugin=(byteArray,fullname,finish,onerror)=>{if(typeof Browser!="undefined")Browser.init();var handled=false;preloadPlugins.forEach(plugin=>{if(handled)return;if(plugin["canHandle"](fullname)){plugin["handle"](byteArray,fullname,finish,onerror);handled=true}});return handled};var FS_createPreloadedFile=(parent,name,url,canRead,canWrite,onload,onerror,dontCreateFile,canOwn,preFinish)=>{var fullname=name?PATH_FS.resolve(PATH.join2(parent,name)):parent;var dep=getUniqueRunDependency(`cp ${fullname}`);function processData(byteArray){function finish(byteArray){preFinish?.();if(!dontCreateFile){FS_createDataFile(parent,name,byteArray,canRead,canWrite,canOwn)}onload?.();removeRunDependency(dep)}if(FS_handledByPreloadPlugin(byteArray,fullname,finish,()=>{onerror?.();removeRunDependency(dep)})){return}finish(byteArray)}addRunDependency(dep);if(typeof url=="string"){asyncLoad(url,processData,onerror)}else{processData(url)}};var FS_modeStringToFlags=str=>{var flagModes={r:0,"r+":2,w:512|64|1,"w+":512|64|2,a:1024|64|1,"a+":1024|64|2};var flags=flagModes[str];if(typeof flags=="undefined"){throw new Error(`Unknown file open mode: ${str}`)}return flags};var FS_getMode=(canRead,canWrite)=>{var mode=0;if(canRead)mode|=292|73;if(canWrite)mode|=146;return mode};var ERRNO_CODES={EPERM:63,ENOENT:44,ESRCH:71,EINTR:27,EIO:29,ENXIO:60,E2BIG:1,ENOEXEC:45,EBADF:8,ECHILD:12,EAGAIN:6,EWOULDBLOCK:6,ENOMEM:48,EACCES:2,EFAULT:21,ENOTBLK:105,EBUSY:10,EEXIST:20,EXDEV:75,ENODEV:43,ENOTDIR:54,EISDIR:31,EINVAL:28,ENFILE:41,EMFILE:33,ENOTTY:59,ETXTBSY:74,EFBIG:22,ENOSPC:51,ESPIPE:70,EROFS:69,EMLINK:34,EPIPE:64,EDOM:18,ERANGE:68,ENOMSG:49,EIDRM:24,ECHRNG:106,EL2NSYNC:156,EL3HLT:107,EL3RST:108,ELNRNG:109,EUNATCH:110,ENOCSI:111,EL2HLT:112,EDEADLK:16,ENOLCK:46,EBADE:113,EBADR:114,EXFULL:115,ENOANO:104,EBADRQC:103,EBADSLT:102,EDEADLOCK:16,EBFONT:101,ENOSTR:100,ENODATA:116,ETIME:117,ENOSR:118,ENONET:119,ENOPKG:120,EREMOTE:121,ENOLINK:47,EADV:122,ESRMNT:123,ECOMM:124,EPROTO:65,EMULTIHOP:36,EDOTDOT:125,EBADMSG:9,ENOTUNIQ:126,EBADFD:127,EREMCHG:128,ELIBACC:129,ELIBBAD:130,ELIBSCN:131,ELIBMAX:132,ELIBEXEC:133,ENOSYS:52,ENOTEMPTY:55,ENAMETOOLONG:37,ELOOP:32,EOPNOTSUPP:138,EPFNOSUPPORT:139,ECONNRESET:15,ENOBUFS:42,EAFNOSUPPORT:5,EPROTOTYPE:67,ENOTSOCK:57,ENOPROTOOPT:50,ESHUTDOWN:140,ECONNREFUSED:14,EADDRINUSE:3,ECONNABORTED:13,ENETUNREACH:40,ENETDOWN:38,ETIMEDOUT:73,EHOSTDOWN:142,EHOSTUNREACH:23,EINPROGRESS:26,EALREADY:7,EDESTADDRREQ:17,EMSGSIZE:35,EPROTONOSUPPORT:66,ESOCKTNOSUPPORT:137,EADDRNOTAVAIL:4,ENETRESET:39,EISCONN:30,ENOTCONN:53,ETOOMANYREFS:141,EUSERS:136,EDQUOT:19,ESTALE:72,ENOTSUP:138,ENOMEDIUM:148,EILSEQ:25,EOVERFLOW:61,ECANCELED:11,ENOTRECOVERABLE:56,EOWNERDEAD:62,ESTRPIPE:135};var PROXYFS={mount(mount){return PROXYFS.createNode(null,"/",mount.opts.fs.lstat(mount.opts.root).mode,0)},createNode(parent,name,mode,dev){if(!FS.isDir(mode)&&!FS.isFile(mode)&&!FS.isLink(mode)){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}var node=FS.createNode(parent,name,mode);node.node_ops=PROXYFS.node_ops;node.stream_ops=PROXYFS.stream_ops;return node},realPath(node){var parts=[];while(node.parent!==node){parts.push(node.name);node=node.parent}parts.push(node.mount.opts.root);parts.reverse();return PATH.join(...parts)},node_ops:{getattr(node){var path=PROXYFS.realPath(node);var stat;try{stat=node.mount.opts.fs.lstat(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return{dev:stat.dev,ino:stat.ino,mode:stat.mode,nlink:stat.nlink,uid:stat.uid,gid:stat.gid,rdev:stat.rdev,size:stat.size,atime:stat.atime,mtime:stat.mtime,ctime:stat.ctime,blksize:stat.blksize,blocks:stat.blocks}},setattr(node,attr){var path=PROXYFS.realPath(node);try{if(attr.mode!==undefined){node.mount.opts.fs.chmod(path,attr.mode);node.mode=attr.mode}if(attr.timestamp!==undefined){var date=new Date(attr.timestamp);node.mount.opts.fs.utime(path,date,date)}if(attr.size!==undefined){node.mount.opts.fs.truncate(path,attr.size)}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},lookup(parent,name){try{var path=PATH.join2(PROXYFS.realPath(parent),name);var mode=parent.mount.opts.fs.lstat(path).mode;var node=PROXYFS.createNode(parent,name,mode);return node}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},mknod(parent,name,mode,dev){var node=PROXYFS.createNode(parent,name,mode,dev);var path=PROXYFS.realPath(node);try{if(FS.isDir(node.mode)){node.mount.opts.fs.mkdir(path,node.mode)}else{node.mount.opts.fs.writeFile(path,"",{mode:node.mode})}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return node},rename(oldNode,newDir,newName){var oldPath=PROXYFS.realPath(oldNode);var newPath=PATH.join2(PROXYFS.realPath(newDir),newName);try{oldNode.mount.opts.fs.rename(oldPath,newPath);oldNode.name=newName}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},unlink(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.unlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},rmdir(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.rmdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readdir(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},symlink(parent,newName,oldPath){var newPath=PATH.join2(PROXYFS.realPath(parent),newName);try{parent.mount.opts.fs.symlink(oldPath,newPath)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readlink(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}}},stream_ops:{open(stream){var path=PROXYFS.realPath(stream.node);try{stream.nfd=stream.node.mount.opts.fs.open(path,stream.flags)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},close(stream){try{stream.node.mount.opts.fs.close(stream.nfd)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},read(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.read(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},write(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.write(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},llseek(stream,offset,whence){var position=offset;if(whence===1){position+=stream.position}else if(whence===2){if(FS.isFile(stream.node.mode)){try{var stat=stream.node.node_ops.getattr(stream.node);position+=stat.size}catch(e){throw new FS.ErrnoError(ERRNO_CODES[e.code])}}}if(position<0){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}return position}}};var FS={root:null,mounts:[],devices:{},streams:[],nextInode:1,nameTable:null,currentPath:"/",initialized:false,ignorePermissions:true,ErrnoError:class{constructor(errno){this.name="ErrnoError";this.errno=errno}},genericErrors:{},filesystems:null,syncFSRequests:0,FSStream:class{constructor(){this.shared={}}get object(){return this.node}set object(val){this.node=val}get isRead(){return(this.flags&2097155)!==1}get isWrite(){return(this.flags&2097155)!==0}get isAppend(){return this.flags&1024}get flags(){return this.shared.flags}set flags(val){this.shared.flags=val}get position(){return this.shared.position}set position(val){this.shared.position=val}},FSNode:class{constructor(parent,name,mode,rdev){if(!parent){parent=this}this.parent=parent;this.mount=parent.mount;this.mounted=null;this.id=FS.nextInode++;this.name=name;this.mode=mode;this.node_ops={};this.stream_ops={};this.rdev=rdev;this.readMode=292|73;this.writeMode=146}get read(){return(this.mode&this.readMode)===this.readMode}set read(val){val?this.mode|=this.readMode:this.mode&=~this.readMode}get write(){return(this.mode&this.writeMode)===this.writeMode}set write(val){val?this.mode|=this.writeMode:this.mode&=~this.writeMode}get isFolder(){return FS.isDir(this.mode)}get isDevice(){return FS.isChrdev(this.mode)}},lookupPath(path,opts={}){path=PATH_FS.resolve(path);if(!path)return{path:"",node:null};var defaults={follow_mount:true,recurse_count:0};opts=Object.assign(defaults,opts);if(opts.recurse_count>8){throw new FS.ErrnoError(32)}var parts=path.split("/").filter(p=>!!p);var current=FS.root;var current_path="/";for(var i=0;i40){throw new FS.ErrnoError(32)}}}}return{path:current_path,node:current}},getPath(node){var path;while(true){if(FS.isRoot(node)){var mount=node.mount.mountpoint;if(!path)return mount;return mount[mount.length-1]!=="/"?`${mount}/${path}`:mount+path}path=path?`${node.name}/${path}`:node.name;node=node.parent}},hashName(parentid,name){var hash=0;for(var i=0;i>>0)%FS.nameTable.length},hashAddNode(node){var hash=FS.hashName(node.parent.id,node.name);node.name_next=FS.nameTable[hash];FS.nameTable[hash]=node},hashRemoveNode(node){var hash=FS.hashName(node.parent.id,node.name);if(FS.nameTable[hash]===node){FS.nameTable[hash]=node.name_next}else{var current=FS.nameTable[hash];while(current){if(current.name_next===node){current.name_next=node.name_next;break}current=current.name_next}}},lookupNode(parent,name){var errCode=FS.mayLookup(parent);if(errCode){throw new FS.ErrnoError(errCode)}var hash=FS.hashName(parent.id,name);for(var node=FS.nameTable[hash];node;node=node.name_next){var nodeName=node.name;if(node.parent.id===parent.id&&nodeName===name){return node}}return FS.lookup(parent,name)},createNode(parent,name,mode,rdev){var node=new FS.FSNode(parent,name,mode,rdev);FS.hashAddNode(node);return node},destroyNode(node){FS.hashRemoveNode(node)},isRoot(node){return node===node.parent},isMountpoint(node){return!!node.mounted},isFile(mode){return(mode&61440)===32768},isDir(mode){return(mode&61440)===16384},isLink(mode){return(mode&61440)===40960},isChrdev(mode){return(mode&61440)===8192},isBlkdev(mode){return(mode&61440)===24576},isFIFO(mode){return(mode&61440)===4096},isSocket(mode){return(mode&49152)===49152},flagsToPermissionString(flag){var perms=["r","w","rw"][flag&3];if(flag&512){perms+="w"}return perms},nodePermissions(node,perms){if(FS.ignorePermissions){return 0}if(perms.includes("r")&&!(node.mode&292)){return 2}else if(perms.includes("w")&&!(node.mode&146)){return 2}else if(perms.includes("x")&&!(node.mode&73)){return 2}return 0},mayLookup(dir){if(!FS.isDir(dir.mode))return 54;var errCode=FS.nodePermissions(dir,"x");if(errCode)return errCode;if(!dir.node_ops.lookup)return 2;return 0},mayCreate(dir,name){try{var node=FS.lookupNode(dir,name);return 20}catch(e){}return FS.nodePermissions(dir,"wx")},mayDelete(dir,name,isdir){var node;try{node=FS.lookupNode(dir,name)}catch(e){return e.errno}var errCode=FS.nodePermissions(dir,"wx");if(errCode){return errCode}if(isdir){if(!FS.isDir(node.mode)){return 54}if(FS.isRoot(node)||FS.getPath(node)===FS.cwd()){return 10}}else{if(FS.isDir(node.mode)){return 31}}return 0},mayOpen(node,flags){if(!node){return 44}if(FS.isLink(node.mode)){return 32}else if(FS.isDir(node.mode)){if(FS.flagsToPermissionString(flags)!=="r"||flags&512){return 31}}return FS.nodePermissions(node,FS.flagsToPermissionString(flags))},MAX_OPEN_FDS:4096,nextfd(){for(var fd=0;fd<=FS.MAX_OPEN_FDS;fd++){if(!FS.streams[fd]){return fd}}throw new FS.ErrnoError(33)},getStreamChecked(fd){var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}return stream},getStream:fd=>FS.streams[fd],createStream(stream,fd=-1){stream=Object.assign(new FS.FSStream,stream);if(fd==-1){fd=FS.nextfd()}stream.fd=fd;FS.streams[fd]=stream;return stream},closeStream(fd){FS.streams[fd]=null},dupStream(origStream,fd=-1){var stream=FS.createStream(origStream,fd);stream.stream_ops?.dup?.(stream);return stream},chrdev_stream_ops:{open(stream){var device=FS.getDevice(stream.node.rdev);stream.stream_ops=device.stream_ops;stream.stream_ops.open?.(stream)},llseek(){throw new FS.ErrnoError(70)}},major:dev=>dev>>8,minor:dev=>dev&255,makedev:(ma,mi)=>ma<<8|mi,registerDevice(dev,ops){FS.devices[dev]={stream_ops:ops}},getDevice:dev=>FS.devices[dev],getMounts(mount){var mounts=[];var check=[mount];while(check.length){var m=check.pop();mounts.push(m);check.push(...m.mounts)}return mounts},syncfs(populate,callback){if(typeof populate=="function"){callback=populate;populate=false}FS.syncFSRequests++;if(FS.syncFSRequests>1){err(`warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work`)}var mounts=FS.getMounts(FS.root.mount);var completed=0;function doCallback(errCode){FS.syncFSRequests--;return callback(errCode)}function done(errCode){if(errCode){if(!done.errored){done.errored=true;return doCallback(errCode)}return}if(++completed>=mounts.length){doCallback(null)}}mounts.forEach(mount=>{if(!mount.type.syncfs){return done(null)}mount.type.syncfs(mount,populate,done)})},mount(type,opts,mountpoint){var root=mountpoint==="/";var pseudo=!mountpoint;var node;if(root&&FS.root){throw new FS.ErrnoError(10)}else if(!root&&!pseudo){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});mountpoint=lookup.path;node=lookup.node;if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}if(!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}}var mount={type:type,opts:opts,mountpoint:mountpoint,mounts:[]};var mountRoot=type.mount(mount);mountRoot.mount=mount;mount.root=mountRoot;if(root){FS.root=mountRoot}else if(node){node.mounted=mount;if(node.mount){node.mount.mounts.push(mount)}}return mountRoot},unmount(mountpoint){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});if(!FS.isMountpoint(lookup.node)){throw new FS.ErrnoError(28)}var node=lookup.node;var mount=node.mounted;var mounts=FS.getMounts(mount);Object.keys(FS.nameTable).forEach(hash=>{var current=FS.nameTable[hash];while(current){var next=current.name_next;if(mounts.includes(current.mount)){FS.destroyNode(current)}current=next}});node.mounted=null;var idx=node.mount.mounts.indexOf(mount);node.mount.mounts.splice(idx,1)},lookup(parent,name){return parent.node_ops.lookup(parent,name)},mknod(path,mode,dev){var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);if(!name||name==="."||name===".."){throw new FS.ErrnoError(28)}var errCode=FS.mayCreate(parent,name);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.mknod){throw new FS.ErrnoError(63)}return parent.node_ops.mknod(parent,name,mode,dev)},create(path,mode){mode=mode!==undefined?mode:438;mode&=4095;mode|=32768;return FS.mknod(path,mode,0)},mkdir(path,mode){mode=mode!==undefined?mode:511;mode&=511|512;mode|=16384;return FS.mknod(path,mode,0)},mkdirTree(path,mode){var dirs=path.split("/");var d="";for(var i=0;iFS.currentPath,chdir(path){var lookup=FS.lookupPath(path,{follow:true});if(lookup.node===null){throw new FS.ErrnoError(44)}if(!FS.isDir(lookup.node.mode)){throw new FS.ErrnoError(54)}var errCode=FS.nodePermissions(lookup.node,"x");if(errCode){throw new FS.ErrnoError(errCode)}FS.currentPath=lookup.path},createDefaultDirectories(){FS.mkdir("/tmp");FS.mkdir("/home");FS.mkdir("/home/web_user")},createDefaultDevices(){FS.mkdir("/dev");FS.registerDevice(FS.makedev(1,3),{read:()=>0,write:(stream,buffer,offset,length,pos)=>length});FS.mkdev("/dev/null",FS.makedev(1,3));TTY.register(FS.makedev(5,0),TTY.default_tty_ops);TTY.register(FS.makedev(6,0),TTY.default_tty1_ops);FS.mkdev("/dev/tty",FS.makedev(5,0));FS.mkdev("/dev/tty1",FS.makedev(6,0));var randomBuffer=new Uint8Array(1024),randomLeft=0;var randomByte=()=>{if(randomLeft===0){randomLeft=randomFill(randomBuffer).byteLength}return randomBuffer[--randomLeft]};FS.createDevice("/dev","random",randomByte);FS.createDevice("/dev","urandom",randomByte);FS.mkdir("/dev/shm");FS.mkdir("/dev/shm/tmp")},createSpecialDirectories(){FS.mkdir("/proc");var proc_self=FS.mkdir("/proc/self");FS.mkdir("/proc/self/fd");FS.mount({mount(){var node=FS.createNode(proc_self,"fd",16384|511,73);node.node_ops={lookup(parent,name){var fd=+name;var stream=FS.getStreamChecked(fd);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}};return node}},{},"/proc/self/fd")},createStandardStreams(){if(Module["stdin"]){FS.createDevice("/dev","stdin",Module["stdin"])}else{FS.symlink("/dev/tty","/dev/stdin")}if(Module["stdout"]){FS.createDevice("/dev","stdout",null,Module["stdout"])}else{FS.symlink("/dev/tty","/dev/stdout")}if(Module["stderr"]){FS.createDevice("/dev","stderr",null,Module["stderr"])}else{FS.symlink("/dev/tty1","/dev/stderr")}var stdin=FS.open("/dev/stdin",0);var stdout=FS.open("/dev/stdout",1);var stderr=FS.open("/dev/stderr",1)},staticInit(){[44].forEach(code=>{FS.genericErrors[code]=new FS.ErrnoError(code);FS.genericErrors[code].stack=""});FS.nameTable=new Array(4096);FS.mount(MEMFS,{},"/");FS.createDefaultDirectories();FS.createDefaultDevices();FS.createSpecialDirectories();FS.filesystems={MEMFS:MEMFS,PROXYFS:PROXYFS}},init(input,output,error){FS.init.initialized=true;Module["stdin"]=input||Module["stdin"];Module["stdout"]=output||Module["stdout"];Module["stderr"]=error||Module["stderr"];FS.createStandardStreams()},quit(){FS.init.initialized=false;_fflush(0);for(var i=0;ithis.length-1||idx<0){return undefined}var chunkOffset=idx%this.chunkSize;var chunkNum=idx/this.chunkSize|0;return this.getter(chunkNum)[chunkOffset]}setDataGetter(getter){this.getter=getter}cacheLength(){var xhr=new XMLHttpRequest;xhr.open("HEAD",url,false);xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);var datalength=Number(xhr.getResponseHeader("Content-length"));var header;var hasByteServing=(header=xhr.getResponseHeader("Accept-Ranges"))&&header==="bytes";var usesGzip=(header=xhr.getResponseHeader("Content-Encoding"))&&header==="gzip";var chunkSize=1024*1024;if(!hasByteServing)chunkSize=datalength;var doXHR=(from,to)=>{if(from>to)throw new Error("invalid range ("+from+", "+to+") or no bytes requested!");if(to>datalength-1)throw new Error("only "+datalength+" bytes available! programmer error!");var xhr=new XMLHttpRequest;xhr.open("GET",url,false);if(datalength!==chunkSize)xhr.setRequestHeader("Range","bytes="+from+"-"+to);xhr.responseType="arraybuffer";if(xhr.overrideMimeType){xhr.overrideMimeType("text/plain; charset=x-user-defined")}xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);if(xhr.response!==undefined){return new Uint8Array(xhr.response||[])}return intArrayFromString(xhr.responseText||"",true)};var lazyArray=this;lazyArray.setDataGetter(chunkNum=>{var start=chunkNum*chunkSize;var end=(chunkNum+1)*chunkSize-1;end=Math.min(end,datalength-1);if(typeof lazyArray.chunks[chunkNum]=="undefined"){lazyArray.chunks[chunkNum]=doXHR(start,end)}if(typeof lazyArray.chunks[chunkNum]=="undefined")throw new Error("doXHR failed!");return lazyArray.chunks[chunkNum]});if(usesGzip||!datalength){chunkSize=datalength=1;datalength=this.getter(0).length;chunkSize=datalength;out("LazyFiles on gzip forces download of the whole file when length is accessed")}this._length=datalength;this._chunkSize=chunkSize;this.lengthKnown=true}get length(){if(!this.lengthKnown){this.cacheLength()}return this._length}get chunkSize(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}}if(typeof XMLHttpRequest!="undefined"){if(!ENVIRONMENT_IS_WORKER)throw"Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc";var lazyArray=new LazyUint8Array;var properties={isDevice:false,contents:lazyArray}}else{var properties={isDevice:false,url:url}}var node=FS.createFile(parent,name,properties,canRead,canWrite);if(properties.contents){node.contents=properties.contents}else if(properties.url){node.contents=null;node.url=properties.url}Object.defineProperties(node,{usedBytes:{get:function(){return this.contents.length}}});var stream_ops={};var keys=Object.keys(node.stream_ops);keys.forEach(key=>{var fn=node.stream_ops[key];stream_ops[key]=(...args)=>{FS.forceLoadFile(node);return fn(...args)}});function writeChunks(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=contents.length)return 0;var size=Math.min(contents.length-position,length);if(contents.slice){for(var i=0;i{FS.forceLoadFile(node);return writeChunks(stream,buffer,offset,length,position)};stream_ops.mmap=(stream,length,position,prot,flags)=>{FS.forceLoadFile(node);var ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}writeChunks(stream,HEAP8,ptr,length,position);return{ptr:ptr,allocated:true}};node.stream_ops=stream_ops;return node}};Module["FS"]=FS;var SOCKFS={mount(mount){Module["websocket"]=Module["websocket"]&&"object"===typeof Module["websocket"]?Module["websocket"]:{};Module["websocket"]._callbacks={};Module["websocket"]["on"]=function(event,callback){if("function"===typeof callback){this._callbacks[event]=callback}return this};Module["websocket"].emit=function(event,param){if("function"===typeof this._callbacks[event]){this._callbacks[event].call(this,param)}};return FS.createNode(null,"/",16384|511,0)},createSocket(family,type,protocol){type&=~526336;var streaming=type==1;if(streaming&&protocol&&protocol!=6){throw new FS.ErrnoError(66)}var sock={family:family,type:type,protocol:protocol,server:null,error:null,peers:{},pending:[],recv_queue:[],sock_ops:SOCKFS.websocket_sock_ops};var name=SOCKFS.nextname();var node=FS.createNode(SOCKFS.root,name,49152,0);node.sock=sock;var stream=FS.createStream({path:name,node:node,flags:2,seekable:false,stream_ops:SOCKFS.stream_ops});sock.stream=stream;return sock},getSocket(fd){var stream=FS.getStream(fd);if(!stream||!FS.isSocket(stream.node.mode)){return null}return stream.node.sock},stream_ops:{poll(stream){var sock=stream.node.sock;return sock.sock_ops.poll(sock)},ioctl(stream,request,varargs){var sock=stream.node.sock;return sock.sock_ops.ioctl(sock,request,varargs)},read(stream,buffer,offset,length,position){var sock=stream.node.sock;var msg=sock.sock_ops.recvmsg(sock,length);if(!msg){return 0}buffer.set(msg.buffer,offset);return msg.buffer.length},write(stream,buffer,offset,length,position){var sock=stream.node.sock;return sock.sock_ops.sendmsg(sock,buffer,offset,length)},close(stream){var sock=stream.node.sock;sock.sock_ops.close(sock)}},nextname(){if(!SOCKFS.nextname.current){SOCKFS.nextname.current=0}return"socket["+SOCKFS.nextname.current+++"]"},websocket_sock_ops:{createPeer(sock,addr,port){var ws;if(typeof addr=="object"){ws=addr;addr=null;port=null}if(ws){if(ws._socket){addr=ws._socket.remoteAddress;port=ws._socket.remotePort}else{var result=/ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url);if(!result){throw new Error("WebSocket URL must be in the format ws(s)://address:port")}addr=result[1];port=parseInt(result[2],10)}}else{try{var runtimeConfig=Module["websocket"]&&"object"===typeof Module["websocket"];var url="ws:#".replace("#","//");if(runtimeConfig){if("function"===typeof Module["websocket"]["url"]) { -url = Module["websocket"]["url"](...arguments); -}else if ("string" === typeof Module["websocket"]["url"]){url=Module["websocket"]["url"]}}if(url==="ws://"||url==="wss://"){var parts=addr.split("/");url=url+parts[0]+":"+port+"/"+parts.slice(1).join("/")}var subProtocols="binary";if(runtimeConfig){if("string"===typeof Module["websocket"]["subprotocol"]){subProtocols=Module["websocket"]["subprotocol"]}}var opts=undefined;if(subProtocols!=="null"){subProtocols=subProtocols.replace(/^ +| +$/g,"").split(/ *, */);opts=subProtocols}if(runtimeConfig&&null===Module["websocket"]["subprotocol"]){subProtocols="null";opts=undefined}var WebSocketConstructor;{WebSocketConstructor=WebSocket}if (Module['websocket']['decorator']) {WebSocketConstructor = Module['websocket']['decorator'](WebSocketConstructor);}ws = new WebSocketConstructor(url,opts);ws.binaryType="arraybuffer"}catch(e){throw new FS.ErrnoError(23)}}var peer={addr:addr,port:port,socket:ws,dgram_send_queue:[]};SOCKFS.websocket_sock_ops.addPeer(sock,peer);SOCKFS.websocket_sock_ops.handlePeerEvents(sock,peer);if(sock.type===2&&typeof sock.sport!="undefined"){peer.dgram_send_queue.push(new Uint8Array([255,255,255,255,"p".charCodeAt(0),"o".charCodeAt(0),"r".charCodeAt(0),"t".charCodeAt(0),(sock.sport&65280)>>8,sock.sport&255]))}return peer},getPeer(sock,addr,port){return sock.peers[addr+":"+port]},addPeer(sock,peer){sock.peers[peer.addr+":"+peer.port]=peer},removePeer(sock,peer){delete sock.peers[peer.addr+":"+peer.port]},handlePeerEvents(sock,peer){var first=true;var handleOpen=function(){Module["websocket"].emit("open",sock.stream.fd);try{var queued=peer.dgram_send_queue.shift();while(queued){peer.socket.send(queued);queued=peer.dgram_send_queue.shift()}}catch(e){peer.socket.close()}};function handleMessage(data){if(typeof data=="string"){var encoder=new TextEncoder;data=encoder.encode(data)}else{assert(data.byteLength!==undefined);if(data.byteLength==0){return}data=new Uint8Array(data)}var wasfirst=first;first=false;if(wasfirst&&data.length===10&&data[0]===255&&data[1]===255&&data[2]===255&&data[3]===255&&data[4]==="p".charCodeAt(0)&&data[5]==="o".charCodeAt(0)&&data[6]==="r".charCodeAt(0)&&data[7]==="t".charCodeAt(0)){var newport=data[8]<<8|data[9];SOCKFS.websocket_sock_ops.removePeer(sock,peer);peer.port=newport;SOCKFS.websocket_sock_ops.addPeer(sock,peer);return}sock.recv_queue.push({addr:peer.addr,port:peer.port,data:data});Module["websocket"].emit("message",sock.stream.fd)}if(ENVIRONMENT_IS_NODE){peer.socket.on("open",handleOpen);peer.socket.on("message",function(data,isBinary){if(!isBinary){return}handleMessage(new Uint8Array(data).buffer)});peer.socket.on("close",function(){Module["websocket"].emit("close",sock.stream.fd)});peer.socket.on("error",function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])})}else{peer.socket.onopen=handleOpen;peer.socket.onclose=function(){Module["websocket"].emit("close",sock.stream.fd)};peer.socket.onmessage=function peer_socket_onmessage(event){handleMessage(event.data)};peer.socket.onerror=function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])}}},poll(sock){if(sock.type===1&&sock.server){return sock.pending.length?64|1:0}var mask=0;var dest=sock.type===1?SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport):null;if(sock.recv_queue.length||!dest||dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=64|1}if(!dest||dest&&dest.socket.readyState===dest.socket.OPEN){mask|=4}if(dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=16}return mask},ioctl(sock,request,arg){switch(request){case 21531:var bytes=0;if(sock.recv_queue.length){bytes=sock.recv_queue[0].data.length}HEAP32[arg>>2]=bytes;return 0;default:return 28}},close(sock){if(sock.server){try{sock.server.close()}catch(e){}sock.server=null}var peers=Object.keys(sock.peers);for(var i=0;i{var socket=SOCKFS.getSocket(fd);if(!socket)throw new FS.ErrnoError(8);return socket};var inetPton4=str=>{var b=str.split(".");for(var i=0;i<4;i++){var tmp=Number(b[i]);if(isNaN(tmp))return null;b[i]=tmp}return(b[0]|b[1]<<8|b[2]<<16|b[3]<<24)>>>0};var jstoi_q=str=>parseInt(str);var inetPton6=str=>{var words;var w,offset,z;var valid6regx=/^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i;var parts=[];if(!valid6regx.test(str)){return null}if(str==="::"){return[0,0,0,0,0,0,0,0]}if(str.startsWith("::")){str=str.replace("::","Z:")}else{str=str.replace("::",":Z:")}if(str.indexOf(".")>0){str=str.replace(new RegExp("[.]","g"),":");words=str.split(":");words[words.length-4]=jstoi_q(words[words.length-4])+jstoi_q(words[words.length-3])*256;words[words.length-3]=jstoi_q(words[words.length-2])+jstoi_q(words[words.length-1])*256;words=words.slice(0,words.length-2)}else{words=str.split(":")}offset=0;z=0;for(w=0;w{switch(family){case 2:addr=inetPton4(addr);zeroMemory(sa,16);if(addrlen){HEAP32[addrlen>>2]=16}HEAP16[sa>>1]=family;HEAP32[sa+4>>2]=addr;HEAP16[sa+2>>1]=_htons(port);break;case 10:addr=inetPton6(addr);zeroMemory(sa,28);if(addrlen){HEAP32[addrlen>>2]=28}HEAP32[sa>>2]=family;HEAP32[sa+8>>2]=addr[0];HEAP32[sa+12>>2]=addr[1];HEAP32[sa+16>>2]=addr[2];HEAP32[sa+20>>2]=addr[3];HEAP16[sa+2>>1]=_htons(port);break;default:return 5}return 0};var DNS={address_map:{id:1,addrs:{},names:{}},lookup_name(name){var res=inetPton4(name);if(res!==null){return name}res=inetPton6(name);if(res!==null){return name}var addr;if(DNS.address_map.addrs[name]){addr=DNS.address_map.addrs[name]}else{var id=DNS.address_map.id++;assert(id<65535,"exceeded max address mappings of 65535");addr="172.29."+(id&255)+"."+(id&65280);DNS.address_map.names[addr]=name;DNS.address_map.addrs[name]=addr}return addr},lookup_addr(addr){if(DNS.address_map.names[addr]){return DNS.address_map.names[addr]}return null}};function ___syscall_accept4(fd,addr,addrlen,flags,d1,d2){try{var sock=getSocketFromFD(fd);var newsock=sock.sock_ops.accept(sock);if(addr){var errno=writeSockaddr(addr,newsock.family,DNS.lookup_name(newsock.daddr),newsock.dport,addrlen)}return newsock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var inetNtop4=addr=>(addr&255)+"."+(addr>>8&255)+"."+(addr>>16&255)+"."+(addr>>24&255);var inetNtop6=ints=>{var str="";var word=0;var longest=0;var lastzero=0;var zstart=0;var len=0;var i=0;var parts=[ints[0]&65535,ints[0]>>16,ints[1]&65535,ints[1]>>16,ints[2]&65535,ints[2]>>16,ints[3]&65535,ints[3]>>16];var hasipv4=true;var v4part="";for(i=0;i<5;i++){if(parts[i]!==0){hasipv4=false;break}}if(hasipv4){v4part=inetNtop4(parts[6]|parts[7]<<16);if(parts[5]===-1){str="::ffff:";str+=v4part;return str}if(parts[5]===0){str="::";if(v4part==="0.0.0.0")v4part="";if(v4part==="0.0.0.1")v4part="1";str+=v4part;return str}}for(word=0;word<8;word++){if(parts[word]===0){if(word-lastzero>1){len=0}lastzero=word;len++}if(len>longest){longest=len;zstart=word-longest+1}}for(word=0;word<8;word++){if(longest>1){if(parts[word]===0&&word>=zstart&&word{var family=HEAP16[sa>>1];var port=_ntohs(HEAPU16[sa+2>>1]);var addr;switch(family){case 2:if(salen!==16){return{errno:28}}addr=HEAP32[sa+4>>2];addr=inetNtop4(addr);break;case 10:if(salen!==28){return{errno:28}}addr=[HEAP32[sa+8>>2],HEAP32[sa+12>>2],HEAP32[sa+16>>2],HEAP32[sa+20>>2]];addr=inetNtop6(addr);break;default:return{errno:5}}return{family:family,addr:addr,port:port}};var getSocketAddress=(addrp,addrlen,allowNull)=>{if(allowNull&&addrp===0)return null;var info=readSockaddr(addrp,addrlen);if(info.errno)throw new FS.ErrnoError(info.errno);info.addr=DNS.lookup_addr(info.addr)||info.addr;return info};function ___syscall_bind(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.bind(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var SYSCALLS={DEFAULT_POLLMASK:5,calculateAt(dirfd,path,allowEmpty){if(PATH.isAbs(path)){return path}var dir;if(dirfd===-100){dir=FS.cwd()}else{var dirstream=SYSCALLS.getStreamFromFD(dirfd);dir=dirstream.path}if(path.length==0){if(!allowEmpty){throw new FS.ErrnoError(44)}return dir}return PATH.join2(dir,path)},doStat(func,path,buf){var stat=func(path);HEAP32[buf>>2]=stat.dev;HEAP32[buf+4>>2]=stat.mode;HEAPU32[buf+8>>2]=stat.nlink;HEAP32[buf+12>>2]=stat.uid;HEAP32[buf+16>>2]=stat.gid;HEAP32[buf+20>>2]=stat.rdev;tempI64=[stat.size>>>0,(tempDouble=stat.size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+24>>2]=tempI64[0],HEAP32[buf+28>>2]=tempI64[1];HEAP32[buf+32>>2]=4096;HEAP32[buf+36>>2]=stat.blocks;var atime=stat.atime.getTime();var mtime=stat.mtime.getTime();var ctime=stat.ctime.getTime();tempI64=[Math.floor(atime/1e3)>>>0,(tempDouble=Math.floor(atime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+40>>2]=tempI64[0],HEAP32[buf+44>>2]=tempI64[1];HEAPU32[buf+48>>2]=atime%1e3*1e3;tempI64=[Math.floor(mtime/1e3)>>>0,(tempDouble=Math.floor(mtime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+56>>2]=tempI64[0],HEAP32[buf+60>>2]=tempI64[1];HEAPU32[buf+64>>2]=mtime%1e3*1e3;tempI64=[Math.floor(ctime/1e3)>>>0,(tempDouble=Math.floor(ctime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+72>>2]=tempI64[0],HEAP32[buf+76>>2]=tempI64[1];HEAPU32[buf+80>>2]=ctime%1e3*1e3;tempI64=[stat.ino>>>0,(tempDouble=stat.ino,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+88>>2]=tempI64[0],HEAP32[buf+92>>2]=tempI64[1];return 0},doMsync(addr,stream,len,flags,offset){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}if(flags&2){return 0}var buffer=HEAPU8.slice(addr,addr+len);FS.msync(stream,buffer,offset,len,flags)},getStreamFromFD(fd){var stream=FS.getStreamChecked(fd);return stream},varargs:undefined,getStr(ptr){var ret=UTF8ToString(ptr);return ret}};function ___syscall_chdir(path){try{path=SYSCALLS.getStr(path);FS.chdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_chmod(path,mode){try{path=SYSCALLS.getStr(path);FS.chmod(path,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_connect(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.connect(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup(fd){try{var old=SYSCALLS.getStreamFromFD(fd);return FS.dupStream(old).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup3(fd,newfd,flags){try{var old=SYSCALLS.getStreamFromFD(fd);if(old.fd===newfd)return-28;var existing=FS.getStream(newfd);if(existing)FS.close(existing);return FS.dupStream(old,newfd).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_faccessat(dirfd,path,amode,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(amode&~7){return-28}var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;if(!node){return-44}var perms="";if(amode&4)perms+="r";if(amode&2)perms+="w";if(amode&1)perms+="x";if(perms&&FS.nodePermissions(node,perms)){return-2}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var convertI32PairToI53Checked=(lo,hi)=>hi+2097152>>>0<4194305-!!lo?(lo>>>0)+hi*4294967296:NaN;function ___syscall_fallocate(fd,mode,offset_low,offset_high,len_low,len_high){var offset=convertI32PairToI53Checked(offset_low,offset_high);var len=convertI32PairToI53Checked(len_low,len_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);FS.allocate(stream,offset,len);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchmod(fd,mode){try{FS.fchmod(fd,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchown32(fd,owner,group){try{FS.fchown(fd,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchownat(dirfd,path,owner,group,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;flags=flags&~256;path=SYSCALLS.calculateAt(dirfd,path);(nofollow?FS.lchown:FS.chown)(path,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function syscallGetVarargI(){var ret=HEAP32[+SYSCALLS.varargs>>2];SYSCALLS.varargs+=4;return ret}var syscallGetVarargP=syscallGetVarargI;function ___syscall_fcntl64(fd,cmd,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(cmd){case 0:{var arg=syscallGetVarargI();if(arg<0){return-28}while(FS.streams[arg]){arg++}var newStream;newStream=FS.dupStream(stream,arg);return newStream.fd}case 1:case 2:return 0;case 3:return stream.flags;case 4:{var arg=syscallGetVarargI();stream.flags|=arg;return 0}case 12:{var arg=syscallGetVarargP();var offset=0;HEAP16[arg+offset>>1]=2;return 0}case 13:case 14:return 0}return-28}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fdatasync(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fstat64(fd,buf){try{var stream=SYSCALLS.getStreamFromFD(fd);return SYSCALLS.doStat(FS.stat,stream.path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_ftruncate64(fd,length_low,length_high){var length=convertI32PairToI53Checked(length_low,length_high);try{if(isNaN(length))return 61;FS.ftruncate(fd,length);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var stringToUTF8=(str,outPtr,maxBytesToWrite)=>stringToUTF8Array(str,HEAPU8,outPtr,maxBytesToWrite);Module["stringToUTF8"]=stringToUTF8;function ___syscall_getcwd(buf,size){try{if(size===0)return-28;var cwd=FS.cwd();var cwdLengthInBytes=lengthBytesUTF8(cwd)+1;if(size>>0,(tempDouble=id,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos>>2]=tempI64[0],HEAP32[dirp+pos+4>>2]=tempI64[1];tempI64=[(idx+1)*struct_size>>>0,(tempDouble=(idx+1)*struct_size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos+8>>2]=tempI64[0],HEAP32[dirp+pos+12>>2]=tempI64[1];HEAP16[dirp+pos+16>>1]=280;HEAP8[dirp+pos+18]=type;stringToUTF8(name,dirp+pos+19,256);pos+=struct_size;idx+=1}FS.llseek(stream,idx*struct_size,0);return pos}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getpeername(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);if(!sock.daddr){return-53}var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.daddr),sock.dport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockname(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.saddr||"0.0.0.0"),sock.sport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockopt(fd,level,optname,optval,optlen,d1){try{var sock=getSocketFromFD(fd);if(level===1){if(optname===4){HEAP32[optval>>2]=sock.error;HEAP32[optlen>>2]=4;sock.error=null;return 0}}return-50}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_ioctl(fd,op,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(op){case 21509:{if(!stream.tty)return-59;return 0}case 21505:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcgets){var termios=stream.tty.ops.ioctl_tcgets(stream);var argp=syscallGetVarargP();HEAP32[argp>>2]=termios.c_iflag||0;HEAP32[argp+4>>2]=termios.c_oflag||0;HEAP32[argp+8>>2]=termios.c_cflag||0;HEAP32[argp+12>>2]=termios.c_lflag||0;for(var i=0;i<32;i++){HEAP8[argp+i+17]=termios.c_cc[i]||0}return 0}return 0}case 21510:case 21511:case 21512:{if(!stream.tty)return-59;return 0}case 21506:case 21507:case 21508:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcsets){var argp=syscallGetVarargP();var c_iflag=HEAP32[argp>>2];var c_oflag=HEAP32[argp+4>>2];var c_cflag=HEAP32[argp+8>>2];var c_lflag=HEAP32[argp+12>>2];var c_cc=[];for(var i=0;i<32;i++){c_cc.push(HEAP8[argp+i+17])}return stream.tty.ops.ioctl_tcsets(stream.tty,op,{c_iflag:c_iflag,c_oflag:c_oflag,c_cflag:c_cflag,c_lflag:c_lflag,c_cc:c_cc})}return 0}case 21519:{if(!stream.tty)return-59;var argp=syscallGetVarargP();HEAP32[argp>>2]=0;return 0}case 21520:{if(!stream.tty)return-59;return-28}case 21531:{var argp=syscallGetVarargP();return FS.ioctl(stream,op,argp)}case 21523:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tiocgwinsz){var winsize=stream.tty.ops.ioctl_tiocgwinsz(stream.tty);var argp=syscallGetVarargP();HEAP16[argp>>1]=winsize[0];HEAP16[argp+2>>1]=winsize[1]}return 0}case 21524:{if(!stream.tty)return-59;return 0}case 21515:{if(!stream.tty)return-59;return 0}default:return-28}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_listen(fd,backlog){try{var sock=getSocketFromFD(fd);sock.sock_ops.listen(sock,backlog);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_lstat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.lstat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_mkdirat(dirfd,path,mode){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);path=PATH.normalize(path);if(path[path.length-1]==="/")path=path.substr(0,path.length-1);FS.mkdir(path,mode,0);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_newfstatat(dirfd,path,buf,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;var allowEmpty=flags&4096;flags=flags&~6400;path=SYSCALLS.calculateAt(dirfd,path,allowEmpty);return SYSCALLS.doStat(nofollow?FS.lstat:FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_openat(dirfd,path,flags,varargs){SYSCALLS.varargs=varargs;try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);var mode=varargs?syscallGetVarargI():0;return FS.open(path,flags,mode).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var PIPEFS={BUCKET_BUFFER_SIZE:8192,mount(mount){return FS.createNode(null,"/",16384|511,0)},createPipe(){var pipe={buckets:[],refcnt:2};pipe.buckets.push({buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:0,roffset:0});var rName=PIPEFS.nextname();var wName=PIPEFS.nextname();var rNode=FS.createNode(PIPEFS.root,rName,4096,0);var wNode=FS.createNode(PIPEFS.root,wName,4096,0);rNode.pipe=pipe;wNode.pipe=pipe;var readableStream=FS.createStream({path:rName,node:rNode,flags:0,seekable:false,stream_ops:PIPEFS.stream_ops});rNode.stream=readableStream;var writableStream=FS.createStream({path:wName,node:wNode,flags:1,seekable:false,stream_ops:PIPEFS.stream_ops});wNode.stream=writableStream;return{readable_fd:readableStream.fd,writable_fd:writableStream.fd}},stream_ops:{poll(stream){var pipe=stream.node.pipe;if((stream.flags&2097155)===1){return 256|4}if(pipe.buckets.length>0){for(var i=0;i0){return 64|1}}}return 0},ioctl(stream,request,varargs){return 28},fsync(stream){return 28},read(stream,buffer,offset,length,position){var pipe=stream.node.pipe;var currentLength=0;for(var i=0;i=dataLen){currBucket.buffer.set(data,currBucket.offset);currBucket.offset+=dataLen;return dataLen}else if(freeBytesInCurrBuffer>0){currBucket.buffer.set(data.subarray(0,freeBytesInCurrBuffer),currBucket.offset);currBucket.offset+=freeBytesInCurrBuffer;data=data.subarray(freeBytesInCurrBuffer,data.byteLength)}var numBuckets=data.byteLength/PIPEFS.BUCKET_BUFFER_SIZE|0;var remElements=data.byteLength%PIPEFS.BUCKET_BUFFER_SIZE;for(var i=0;i0){var newBucket={buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:data.byteLength,roffset:0};pipe.buckets.push(newBucket);newBucket.buffer.set(data)}return dataLen},close(stream){var pipe=stream.node.pipe;pipe.refcnt--;if(pipe.refcnt===0){pipe.buckets=null}}},nextname(){if(!PIPEFS.nextname.current){PIPEFS.nextname.current=0}return"pipe["+PIPEFS.nextname.current+++"]"}};function ___syscall_pipe(fdPtr){try{if(fdPtr==0){throw new FS.ErrnoError(21)}var res=PIPEFS.createPipe();HEAP32[fdPtr>>2]=res.readable_fd;HEAP32[fdPtr+4>>2]=res.writable_fd;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_poll(fds,nfds,timeout){try{var nonzero=0;for(var i=0;i>2];var events=HEAP16[pollfd+4>>1];var mask=32;var stream=FS.getStream(fd);if(stream){mask=SYSCALLS.DEFAULT_POLLMASK;if (stream.stream_ops?.poll){mask=stream.stream_ops.poll(stream,-1)}}mask&=events|8|16;if(mask)nonzero++;HEAP16[pollfd+6>>1]=mask}return nonzero}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_readlinkat(dirfd,path,buf,bufsize){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(bufsize<=0)return-28;var ret=FS.readlink(path);var len=Math.min(bufsize,lengthBytesUTF8(ret));var endChar=HEAP8[buf+len];stringToUTF8(ret,buf,bufsize+1);HEAP8[buf+len]=endChar;return len}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_recvfrom(fd,buf,len,flags,addr,addrlen){try{var sock=getSocketFromFD(fd);var msg=sock.sock_ops.recvmsg(sock, len, typeof flags !== "undefined" ? flags : 0);if(!msg)return 0;if(addr){var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(msg.addr),msg.port,addrlen)}HEAPU8.set(msg.buffer,buf);return msg.buffer.byteLength}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_renameat(olddirfd,oldpath,newdirfd,newpath){try{oldpath=SYSCALLS.getStr(oldpath);newpath=SYSCALLS.getStr(newpath);oldpath=SYSCALLS.calculateAt(olddirfd,oldpath);newpath=SYSCALLS.calculateAt(newdirfd,newpath);FS.rename(oldpath,newpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_rmdir(path){try{path=SYSCALLS.getStr(path);FS.rmdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_sendto(fd,message,length,flags,addr,addr_len){try{var sock=getSocketFromFD(fd);var dest=getSocketAddress(addr,addr_len,true);if(!dest){return FS.write(sock.stream,HEAP8,message,length)}return sock.sock_ops.sendmsg(sock,HEAP8,message,length,dest.addr,dest.port)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_socket(domain,type,protocol){try{var sock=SOCKFS.createSocket(domain,type,protocol);return sock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_stat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_statfs64(path,size,buf){try{path=SYSCALLS.getStr(path);HEAP32[buf+4>>2]=4096;HEAP32[buf+40>>2]=4096;HEAP32[buf+8>>2]=1e6;HEAP32[buf+12>>2]=5e5;HEAP32[buf+16>>2]=5e5;HEAP32[buf+20>>2]=FS.nextInode;HEAP32[buf+24>>2]=1e6;HEAP32[buf+28>>2]=42;HEAP32[buf+44>>2]=2;HEAP32[buf+36>>2]=255;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_symlink(target,linkpath){try{target=SYSCALLS.getStr(target);linkpath=SYSCALLS.getStr(linkpath);FS.symlink(target,linkpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_unlinkat(dirfd,path,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(flags===0){FS.unlink(path)}else if(flags===512){FS.rmdir(path)}else{abort("Invalid flags passed to unlinkat")}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var readI53FromI64=ptr=>HEAPU32[ptr>>2]+HEAP32[ptr+4>>2]*4294967296;function ___syscall_utimensat(dirfd,path,times,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path,true);if(!times){var atime=Date.now();var mtime=atime}else{var seconds=readI53FromI64(times);var nanoseconds=HEAP32[times+8>>2];atime=seconds*1e3+nanoseconds/(1e3*1e3);times+=16;seconds=readI53FromI64(times);nanoseconds=HEAP32[times+8>>2];mtime=seconds*1e3+nanoseconds/(1e3*1e3)}FS.utime(path,atime,mtime);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var __abort_js=()=>{abort("")};var nowIsMonotonic=1;var __emscripten_get_now_is_monotonic=()=>nowIsMonotonic;var __emscripten_lookup_name=name=>{var nameString=UTF8ToString(name);return inetPton4(DNS.lookup_name(nameString))};var __emscripten_memcpy_js=(dest,src,num)=>HEAPU8.copyWithin(dest,src,src+num);var __emscripten_runtime_keepalive_clear=()=>{noExitRuntime=false;runtimeKeepaliveCounter=0};var __emscripten_throw_longjmp=()=>{throw Infinity};function __gmtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getUTCSeconds();HEAP32[tmPtr+4>>2]=date.getUTCMinutes();HEAP32[tmPtr+8>>2]=date.getUTCHours();HEAP32[tmPtr+12>>2]=date.getUTCDate();HEAP32[tmPtr+16>>2]=date.getUTCMonth();HEAP32[tmPtr+20>>2]=date.getUTCFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getUTCDay();var start=Date.UTC(date.getUTCFullYear(),0,1,0,0,0,0);var yday=(date.getTime()-start)/(1e3*60*60*24)|0;HEAP32[tmPtr+28>>2]=yday}var isLeapYear=year=>year%4===0&&(year%100!==0||year%400===0);var MONTH_DAYS_LEAP_CUMULATIVE=[0,31,60,91,121,152,182,213,244,274,305,335];var MONTH_DAYS_REGULAR_CUMULATIVE=[0,31,59,90,120,151,181,212,243,273,304,334];var ydayFromDate=date=>{var leap=isLeapYear(date.getFullYear());var monthDaysCumulative=leap?MONTH_DAYS_LEAP_CUMULATIVE:MONTH_DAYS_REGULAR_CUMULATIVE;var yday=monthDaysCumulative[date.getMonth()]+date.getDate()-1;return yday};function __localtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr+36>>2]=-(date.getTimezoneOffset()*60);var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dst=(summerOffset!=winterOffset&&date.getTimezoneOffset()==Math.min(winterOffset,summerOffset))|0;HEAP32[tmPtr+32>>2]=dst}var setTempRet0=val=>__emscripten_tempret_set(val);var __mktime_js=function(tmPtr){var ret=(()=>{var date=new Date(HEAP32[tmPtr+20>>2]+1900,HEAP32[tmPtr+16>>2],HEAP32[tmPtr+12>>2],HEAP32[tmPtr+8>>2],HEAP32[tmPtr+4>>2],HEAP32[tmPtr>>2],0);var dst=HEAP32[tmPtr+32>>2];var guessedOffset=date.getTimezoneOffset();var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dstOffset=Math.min(winterOffset,summerOffset);if(dst<0){HEAP32[tmPtr+32>>2]=Number(summerOffset!=winterOffset&&dstOffset==guessedOffset)}else if(dst>0!=(dstOffset==guessedOffset)){var nonDstOffset=Math.max(winterOffset,summerOffset);var trueOffset=dst>0?dstOffset:nonDstOffset;date.setTime(date.getTime()+(trueOffset-guessedOffset)*6e4)}HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getYear();var timeMs=date.getTime();if(isNaN(timeMs)){return-1}return timeMs/1e3})();return setTempRet0((tempDouble=ret,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)),ret>>>0};function __mmap_js(len,prot,flags,fd,offset_low,offset_high,allocated,addr){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);var res=FS.mmap(stream,len,offset,prot,flags);var ptr=res.ptr;HEAP32[allocated>>2]=res.allocated;HEAPU32[addr>>2]=ptr;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function __munmap_js(addr,len,prot,flags,fd,offset_low,offset_high){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{var stream=SYSCALLS.getStreamFromFD(fd);if(prot&2){SYSCALLS.doMsync(addr,stream,len,flags,offset)}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var timers={};var handleException=e=>{if(e instanceof ExitStatus||e=="unwind"){return EXITSTATUS}quit_(1,e)};var runtimeKeepaliveCounter=0;var keepRuntimeAlive=()=>noExitRuntime||runtimeKeepaliveCounter>0;var _proc_exit=code=>{EXITSTATUS=code;if(!keepRuntimeAlive()){Module["onExit"]?.(code);ABORT=true}quit_(code,new ExitStatus(code))};var exitJS=(status,implicit)=>{EXITSTATUS=status;if(!keepRuntimeAlive()){exitRuntime()}_proc_exit(status)};var _exit=exitJS;Module["_exit"]=_exit;var maybeExit=()=>{if(runtimeExited){return}if(!keepRuntimeAlive()){try{_exit(EXITSTATUS)}catch(e){handleException(e)}}};var callUserCallback=func=>{if(runtimeExited||ABORT){return}try{func();maybeExit()}catch(e){handleException(e)}};var _emscripten_get_now;_emscripten_get_now=()=>performance.now();var __setitimer_js=(which,timeout_ms)=>{if(timers[which]){clearTimeout(timers[which].id);delete timers[which]}if(!timeout_ms)return 0;var id=setTimeout(()=>{delete timers[which];callUserCallback(()=>__emscripten_timeout(which,_emscripten_get_now()))},timeout_ms);timers[which]={id:id,timeout_ms:timeout_ms};return 0};var __tzset_js=(timezone,daylight,std_name,dst_name)=>{var currentYear=(new Date).getFullYear();var winter=new Date(currentYear,0,1);var summer=new Date(currentYear,6,1);var winterOffset=winter.getTimezoneOffset();var summerOffset=summer.getTimezoneOffset();var stdTimezoneOffset=Math.max(winterOffset,summerOffset);HEAPU32[timezone>>2]=stdTimezoneOffset*60;HEAP32[daylight>>2]=Number(winterOffset!=summerOffset);var extractZone=date=>date.toLocaleTimeString(undefined,{hour12:false,timeZoneName:"short"}).split(" ")[1];var winterName=extractZone(winter);var summerName=extractZone(summer);if(summerOffsetDate.now();var getHeapMax=()=>2147483648;var _emscripten_get_heap_max=()=>getHeapMax();var growMemory=size=>{var b=wasmMemory.buffer;var pages=(size-b.byteLength+65535)/65536;try{wasmMemory.grow(pages);updateMemoryViews();return 1}catch(e){}};var _emscripten_resize_heap=requestedSize=>{var oldSize=HEAPU8.length;requestedSize>>>=0;var maxHeapSize=getHeapMax();if(requestedSize>maxHeapSize){return false}var alignUp=(x,multiple)=>x+(multiple-x%multiple)%multiple;for(var cutDown=1;cutDown<=4;cutDown*=2){var overGrownHeapSize=oldSize*(1+.2/cutDown);overGrownHeapSize=Math.min(overGrownHeapSize,requestedSize+100663296);var newSize=Math.min(maxHeapSize,alignUp(Math.max(requestedSize,overGrownHeapSize),65536));var replacement=growMemory(newSize);if(replacement){return true}}return false};var runtimeKeepalivePush=()=>{runtimeKeepaliveCounter+=1};var runtimeKeepalivePop=()=>{runtimeKeepaliveCounter-=1};var safeSetTimeout=(func,timeout)=>{runtimeKeepalivePush();return setTimeout(()=>{runtimeKeepalivePop();callUserCallback(func)},timeout)};var _emscripten_sleep=ms=>Asyncify.handleSleep(wakeUp=>safeSetTimeout(wakeUp,ms));Module["_emscripten_sleep"]=_emscripten_sleep;_emscripten_sleep.isAsync=true;var ENV = PHPLoader.ENV || {};var getExecutableName=()=>thisProgram||"./this.program";var getEnvStrings=()=>{if(!getEnvStrings.strings){var lang=(typeof navigator=="object"&&navigator.languages&&navigator.languages[0]||"C").replace("-","_")+".UTF-8";var env={USER:"web_user",LOGNAME:"web_user",PATH:"/",PWD:"/",HOME:"/home/web_user",LANG:lang,_:getExecutableName()};for(var x in ENV){if(ENV[x]===undefined)delete env[x];else env[x]=ENV[x]}var strings=[];for(var x in env){strings.push(`${x}=${env[x]}`)}getEnvStrings.strings=strings}return getEnvStrings.strings};var stringToAscii=(str,buffer)=>{for(var i=0;i{var bufSize=0;getEnvStrings().forEach((string,i)=>{var ptr=environ_buf+bufSize;HEAPU32[__environ+i*4>>2]=ptr;stringToAscii(string,ptr);bufSize+=string.length+1});return 0};var _environ_sizes_get=(penviron_count,penviron_buf_size)=>{var strings=getEnvStrings();HEAPU32[penviron_count>>2]=strings.length;var bufSize=0;strings.forEach(string=>bufSize+=string.length+1);HEAPU32[penviron_buf_size>>2]=bufSize;return 0};function _fd_close(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);FS.close(stream);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_fdstat_get(fd,pbuf){try{var rightsBase=0;var rightsInheriting=0;var flags=0;{var stream=SYSCALLS.getStreamFromFD(fd);var type=stream.tty?2:FS.isDir(stream.mode)?3:FS.isLink(stream.mode)?7:4}HEAP8[pbuf]=type;HEAP16[pbuf+2>>1]=flags;tempI64=[rightsBase>>>0,(tempDouble=rightsBase,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+8>>2]=tempI64[0],HEAP32[pbuf+12>>2]=tempI64[1];tempI64=[rightsInheriting>>>0,(tempDouble=rightsInheriting,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+16>>2]=tempI64[0],HEAP32[pbuf+20>>2]=tempI64[1];return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var doReadv=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.read(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(curr>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_seek(fd,offset_low,offset_high,whence,newOffset){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);FS.llseek(stream,offset,whence);tempI64=[stream.position>>>0,(tempDouble=stream.position,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[newOffset>>2]=tempI64[0],HEAP32[newOffset+4>>2]=tempI64[1];if(stream.getdents&&offset===0&&whence===0)stream.getdents=null;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var _fd_sync=function(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);return Asyncify.handleSleep(wakeUp=>{var mount=stream.node.mount;if(!mount.type.syncfs){wakeUp(0);return}mount.type.syncfs(mount,false,err=>{if(err){wakeUp(29);return}wakeUp(0)})})}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}};_fd_sync.isAsync=true;var doWritev=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.write(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(typeof offset!="undefined"){offset+=curr}}return ret};function _fd_write(fd,iov,iovcnt,pnum){try{var stream=SYSCALLS.getStreamFromFD(fd);var num=doWritev(stream,iov,iovcnt);HEAPU32[pnum>>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var _getaddrinfo=(node,service,hint,out)=>{var addr=0;var port=0;var flags=0;var family=0;var type=0;var proto=0;var ai;function allocaddrinfo(family,type,proto,canon,addr,port){var sa,salen,ai;var errno;salen=family===10?28:16;addr=family===10?inetNtop6(addr):inetNtop4(addr);sa=_malloc(salen);errno=writeSockaddr(sa,family,addr,port);assert(!errno);ai=_malloc(32);HEAP32[ai+4>>2]=family;HEAP32[ai+8>>2]=type;HEAP32[ai+12>>2]=proto;HEAPU32[ai+24>>2]=canon;HEAPU32[ai+20>>2]=sa;if(family===10){HEAP32[ai+16>>2]=28}else{HEAP32[ai+16>>2]=16}HEAP32[ai+28>>2]=0;return ai}if(hint){flags=HEAP32[hint>>2];family=HEAP32[hint+4>>2];type=HEAP32[hint+8>>2];proto=HEAP32[hint+12>>2]}if(type&&!proto){proto=type===2?17:6}if(!type&&proto){type=proto===17?2:1}if(proto===0){proto=6}if(type===0){type=1}if(!node&&!service){return-2}if(flags&~(1|2|4|1024|8|16|32)){return-1}if(hint!==0&&HEAP32[hint>>2]&2&&!node){return-1}if(flags&32){return-2}if(type!==0&&type!==1&&type!==2){return-7}if(family!==0&&family!==2&&family!==10){return-6}if(service){service=UTF8ToString(service);port=parseInt(service,10);if(isNaN(port)){if(flags&1024){return-2}return-8}}if(!node){if(family===0){family=2}if((flags&1)===0){if(family===2){addr=_htonl(2130706433)}else{addr=[0,0,0,1]}}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0}node=UTF8ToString(node);addr=inetPton4(node);if(addr!==null){if(family===0||family===2){family=2}else if(family===10&&flags&8){addr=[0,0,_htonl(65535),addr];family=10}else{return-2}}else{addr=inetPton6(node);if(addr!==null){if(family===0||family===10){family=10}else{return-2}}}if(addr!=null){ai=allocaddrinfo(family,type,proto,node,addr,port);HEAPU32[out>>2]=ai;return 0}if(flags&4){return-2}node=DNS.lookup_name(node);addr=inetPton4(node);if(family===0){family=2}else if(family===10){addr=[0,0,_htonl(65535),addr]}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0};function _getcontext(){abort("missing function: getcontext")}_getcontext.stub=true;function _getdtablesize(){abort("missing function: getdtablesize")}_getdtablesize.stub=true;var _getnameinfo=(sa,salen,node,nodelen,serv,servlen,flags)=>{var info=readSockaddr(sa,salen);if(info.errno){return-6}var port=info.port;var addr=info.addr;var overflowed=false;if(node&&nodelen){var lookup;if(flags&1||!(lookup=DNS.lookup_addr(addr))){if(flags&8){return-2}}else{addr=lookup}var numBytesWrittenExclNull=stringToUTF8(addr,node,nodelen);if(numBytesWrittenExclNull+1>=nodelen){overflowed=true}}if(serv&&servlen){port=""+port;var numBytesWrittenExclNull=stringToUTF8(port,serv,servlen);if(numBytesWrittenExclNull+1>=servlen){overflowed=true}}if(overflowed){return-12}return 0};var Protocols={list:[],map:{}};var _setprotoent=stayopen=>{function allocprotoent(name,proto,aliases){var nameBuf=_malloc(name.length+1);stringToAscii(name,nameBuf);var j=0;var length=aliases.length;var aliasListBuf=_malloc((length+1)*4);for(var i=0;i>2]=aliasBuf}HEAPU32[aliasListBuf+j>>2]=0;var pe=_malloc(12);HEAPU32[pe>>2]=nameBuf;HEAPU32[pe+4>>2]=aliasListBuf;HEAP32[pe+8>>2]=proto;return pe}var list=Protocols.list;var map=Protocols.map;if(list.length===0){var entry=allocprotoent("tcp",6,["TCP"]);list.push(entry);map["tcp"]=map["6"]=entry;entry=allocprotoent("udp",17,["UDP"]);list.push(entry);map["udp"]=map["17"]=entry}_setprotoent.index=0};var _getprotobyname=name=>{name=UTF8ToString(name);_setprotoent(true);var result=Protocols.map[name];return result};var _getprotobynumber=number=>{_setprotoent(true);var result=Protocols.map[number];return result};var stackAlloc=sz=>__emscripten_stack_alloc(sz);var stringToUTF8OnStack=str=>{var size=lengthBytesUTF8(str)+1;var ret=stackAlloc(size);stringToUTF8(str,ret,size);return ret};var allocateUTF8OnStack=stringToUTF8OnStack;var PHPWASM={init:function(){FS.mkdir("/internal");FS.mkdir("/internal/shared");FS.mkdir("/internal/shared/preload");PHPWASM.EventEmitter=ENVIRONMENT_IS_NODE?require("events").EventEmitter:class EventEmitter{constructor(){this.listeners={}}emit(eventName,data){if(this.listeners[eventName]){this.listeners[eventName].forEach(callback=>{callback(data)})}}once(eventName,callback){const self=this;function removedCallback(){callback(...arguments);self.removeListener(eventName,removedCallback)}this.on(eventName,removedCallback)}removeAllListeners(eventName){if(eventName){delete this.listeners[eventName]}else{this.listeners={}}}removeListener(eventName,callback){if(this.listeners[eventName]){const idx=this.listeners[eventName].indexOf(callback);if(idx!==-1){this.listeners[eventName].splice(idx,1)}}}};PHPWASM.child_proc_by_fd={};PHPWASM.child_proc_by_pid={};PHPWASM.input_devices={}},getAllWebSockets:function(sock){const webSockets=new Set;if(sock.server){sock.server.clients.forEach(ws=>{webSockets.add(ws)})}for(const peer of PHPWASM.getAllPeers(sock)){webSockets.add(peer.socket)}return Array.from(webSockets)},getAllPeers:function(sock){const peers=new Set;if(sock.server){sock.pending.filter(pending=>pending.peers).forEach(pending=>{for(const peer of Object.values(pending.peers)){peers.add(peer)}})}if(sock.peers){for(const peer of Object.values(sock.peers)){peers.add(peer)}}return Array.from(peers)},awaitData:function(ws){return PHPWASM.awaitEvent(ws,"message")},awaitConnection:function(ws){if(ws.OPEN===ws.readyState){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"open")},awaitClose:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"close")},awaitError:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"error")},awaitEvent:function(ws,event){let resolve;const listener=()=>{resolve()};const promise=new Promise(function(_resolve){resolve=_resolve;ws.once(event,listener)});const cancel=()=>{ws.removeListener(event,listener);setTimeout(resolve)};return[promise,cancel]},noop:function(){},spawnProcess:function(command,args,options){if(Module["spawnProcess"]){const spawnedPromise=Module["spawnProcess"](command,args,options);return Promise.resolve(spawnedPromise).then(function(spawned){if(!spawned||!spawned.on){throw new Error("spawnProcess() must return an EventEmitter but returned a different type.")}return spawned})}if(ENVIRONMENT_IS_NODE){return require("child_process").spawn(command,args,{...options,shell:true,stdio:["pipe","pipe","pipe"],timeout:100})}const e=new Error("popen(), proc_open() etc. are unsupported in the browser. Call php.setSpawnHandler() "+"and provide a callback to handle spawning processes, or disable a popen(), proc_open() "+"and similar functions via php.ini.");e.code="SPAWN_UNSUPPORTED";throw e},shutdownSocket:function(socketd,how){const sock=getSocketFromFD(socketd);const peer=Object.values(sock.peers)[0];if(!peer){return-1}try{peer.socket.close();SOCKFS.websocket_sock_ops.removePeer(sock,peer);return 0}catch(e){console.log("Socket shutdown error",e);return-1}}};function _js_create_input_device(deviceId){let dataBuffer=[];let dataCallback;const filename="proc_id_"+deviceId;const device=FS.createDevice("/dev",filename,function(){},function(byte){try{dataBuffer.push(byte);if(dataCallback){dataCallback(new Uint8Array(dataBuffer));dataBuffer=[]}}catch(e){console.error(e);throw e}});const devicePath="/dev/"+filename;PHPWASM.input_devices[deviceId]={devicePath:devicePath,onData:function(cb){dataCallback=cb;dataBuffer.forEach(function(data){cb(data)});dataBuffer.length=0}};return allocateUTF8OnStack(devicePath)}function _js_open_process(command,argsPtr,argsLength,descriptorsPtr,descriptorsLength,cwdPtr,cwdLength,envPtr,envLength){if(!command){return 1}const cmdstr=UTF8ToString(command);if(!cmdstr.length){return 0}let argsArray=[];if(argsLength){for(var i=0;i>2]))}}const cwdstr=cwdPtr?UTF8ToString(cwdPtr):null;let envObject=null;if(envLength){envObject={};for(var i=0;i>2]);const splitAt=envEntry.indexOf("=");if(splitAt===-1){continue}const key=envEntry.substring(0,splitAt);const value=envEntry.substring(splitAt+1);envObject[key]=value}}var std={};for(var i=0;i>2];std[HEAPU32[descriptorPtr>>2]]={child:HEAPU32[descriptorPtr+4>>2],parent:HEAPU32[descriptorPtr+8>>2]}}return Asyncify.handleSleep(async wakeUp=>{let cp;try{const options={};if(cwdstr!==null){options.cwd=cwdstr}if(envObject!==null){options.env=envObject}cp=PHPWASM.spawnProcess(cmdstr,argsArray,options);if(cp instanceof Promise){cp=await cp}}catch(e){if(e.code==="SPAWN_UNSUPPORTED"){wakeUp(1);return}console.error(e);wakeUp(1);throw e}const ProcInfo={pid:cp.pid,exited:false,stdinFd:std[0]?.child,stdinIsDevice:std[0]?.child in PHPWASM.input_devices,stdoutChildFd:std[1]?.child,stdoutParentFd:std[1]?.parent,stderrChildFd:std[2]?.child,stderrParentFd:std[2]?.parent,stdout:new PHPWASM.EventEmitter,stderr:new PHPWASM.EventEmitter};if(ProcInfo.stdoutChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutChildFd]=ProcInfo;if(ProcInfo.stderrChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrChildFd]=ProcInfo;if(ProcInfo.stdoutParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutParentFd]=ProcInfo;if(ProcInfo.stderrParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrParentFd]=ProcInfo;PHPWASM.child_proc_by_pid[ProcInfo.pid]=ProcInfo;cp.on("exit",function(code){ProcInfo.exitCode=code;ProcInfo.exited=true;ProcInfo.stdout.emit("data");ProcInfo.stderr.emit("data")});if(ProcInfo.stdoutChildFd){const stdoutStream=SYSCALLS.getStreamFromFD(ProcInfo.stdoutChildFd);let stdoutAt=0;cp.stdout.on("data",function(data){ProcInfo.stdout.emit("data",data);stdoutStream.stream_ops.write(stdoutStream,data,0,data.length,stdoutAt);stdoutAt+=data.length})}if(ProcInfo.stderrChildFd){const stderrStream=SYSCALLS.getStreamFromFD(ProcInfo.stderrChildFd);let stderrAt=0;cp.stderr.on("data",function(data){ProcInfo.stderr.emit("data",data);stderrStream.stream_ops.write(stderrStream,data,0,data.length,stderrAt);stderrAt+=data.length})}try{await new Promise((resolve,reject)=>{cp.on("spawn",resolve);cp.on("error",reject)})}catch(e){console.error(e);wakeUp(1);return}if(ProcInfo.stdinIsDevice){PHPWASM.input_devices[ProcInfo.stdinFd].onData(function(data){if(!data)return;if(typeof data==="number"){data=new Uint8Array([data])}const dataStr=new TextDecoder("utf-8").decode(data);cp.stdin.write(dataStr)});wakeUp(ProcInfo.pid);return}if(ProcInfo.stdinFd){const stdinStream=SYSCALLS.getStreamFromFD(ProcInfo.stdinFd);if(stdinStream.node){const CHUNK_SIZE=1024;const buffer=new Uint8Array(CHUNK_SIZE);let offset=0;while(true){const bytesRead=stdinStream.stream_ops.read(stdinStream,buffer,0,CHUNK_SIZE,offset);if(bytesRead===null||bytesRead===0){break}try{cp.stdin.write(buffer.subarray(0,bytesRead))}catch(e){console.error(e);return 1}if(bytesRead>2]=PHPWASM.child_proc_by_pid[pid].exitCode;return 1}return 0}function _js_waitpid(pid,exitCodePtr){if(!PHPWASM.child_proc_by_pid[pid]){return-1}return Asyncify.handleSleep(wakeUp=>{const poll=function(){if(PHPWASM.child_proc_by_pid[pid]?.exited){HEAPU32[exitCodePtr>>2]=PHPWASM.child_proc_by_pid[pid].exitCode;wakeUp(pid)}else{setTimeout(poll,50)}};poll()})}function _makecontext(){abort("missing function: makecontext")}_makecontext.stub=true;var arraySum=(array,index)=>{var sum=0;for(var i=0;i<=index;sum+=array[i++]){}return sum};var MONTH_DAYS_LEAP=[31,29,31,30,31,30,31,31,30,31,30,31];var MONTH_DAYS_REGULAR=[31,28,31,30,31,30,31,31,30,31,30,31];var addDays=(date,days)=>{var newDate=new Date(date.getTime());while(days>0){var leap=isLeapYear(newDate.getFullYear());var currentMonth=newDate.getMonth();var daysInCurrentMonth=(leap?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR)[currentMonth];if(days>daysInCurrentMonth-newDate.getDate()){days-=daysInCurrentMonth-newDate.getDate()+1;newDate.setDate(1);if(currentMonth<11){newDate.setMonth(currentMonth+1)}else{newDate.setMonth(0);newDate.setFullYear(newDate.getFullYear()+1)}}else{newDate.setDate(newDate.getDate()+days);return newDate}}return newDate};var writeArrayToMemory=(array,buffer)=>{HEAP8.set(array,buffer)};var _strftime=(s,maxsize,format,tm)=>{var tm_zone=HEAPU32[tm+40>>2];var date={tm_sec:HEAP32[tm>>2],tm_min:HEAP32[tm+4>>2],tm_hour:HEAP32[tm+8>>2],tm_mday:HEAP32[tm+12>>2],tm_mon:HEAP32[tm+16>>2],tm_year:HEAP32[tm+20>>2],tm_wday:HEAP32[tm+24>>2],tm_yday:HEAP32[tm+28>>2],tm_isdst:HEAP32[tm+32>>2],tm_gmtoff:HEAP32[tm+36>>2],tm_zone:tm_zone?UTF8ToString(tm_zone):""};var pattern=UTF8ToString(format);var EXPANSION_RULES_1={"%c":"%a %b %d %H:%M:%S %Y","%D":"%m/%d/%y","%F":"%Y-%m-%d","%h":"%b","%r":"%I:%M:%S %p","%R":"%H:%M","%T":"%H:%M:%S","%x":"%m/%d/%y","%X":"%H:%M:%S","%Ec":"%c","%EC":"%C","%Ex":"%m/%d/%y","%EX":"%H:%M:%S","%Ey":"%y","%EY":"%Y","%Od":"%d","%Oe":"%e","%OH":"%H","%OI":"%I","%Om":"%m","%OM":"%M","%OS":"%S","%Ou":"%u","%OU":"%U","%OV":"%V","%Ow":"%w","%OW":"%W","%Oy":"%y"};for(var rule in EXPANSION_RULES_1){pattern=pattern.replace(new RegExp(rule,"g"),EXPANSION_RULES_1[rule])}var WEEKDAYS=["Sunday","Monday","Tuesday","Wednesday","Thursday","Friday","Saturday"];var MONTHS=["January","February","March","April","May","June","July","August","September","October","November","December"];function leadingSomething(value,digits,character){var str=typeof value=="number"?value.toString():value||"";while(str.length0?1:0}var compare;if((compare=sgn(date1.getFullYear()-date2.getFullYear()))===0){if((compare=sgn(date1.getMonth()-date2.getMonth()))===0){compare=sgn(date1.getDate()-date2.getDate())}}return compare}function getFirstWeekStartDate(janFourth){switch(janFourth.getDay()){case 0:return new Date(janFourth.getFullYear()-1,11,29);case 1:return janFourth;case 2:return new Date(janFourth.getFullYear(),0,3);case 3:return new Date(janFourth.getFullYear(),0,2);case 4:return new Date(janFourth.getFullYear(),0,1);case 5:return new Date(janFourth.getFullYear()-1,11,31);case 6:return new Date(janFourth.getFullYear()-1,11,30)}}function getWeekBasedYear(date){var thisDate=addDays(new Date(date.tm_year+1900,0,1),date.tm_yday);var janFourthThisYear=new Date(thisDate.getFullYear(),0,4);var janFourthNextYear=new Date(thisDate.getFullYear()+1,0,4);var firstWeekStartThisYear=getFirstWeekStartDate(janFourthThisYear);var firstWeekStartNextYear=getFirstWeekStartDate(janFourthNextYear);if(compareByDay(firstWeekStartThisYear,thisDate)<=0){if(compareByDay(firstWeekStartNextYear,thisDate)<=0){return thisDate.getFullYear()+1}return thisDate.getFullYear()}return thisDate.getFullYear()-1}var EXPANSION_RULES_2={"%a":date=>WEEKDAYS[date.tm_wday].substring(0,3),"%A":date=>WEEKDAYS[date.tm_wday],"%b":date=>MONTHS[date.tm_mon].substring(0,3),"%B":date=>MONTHS[date.tm_mon],"%C":date=>{var year=date.tm_year+1900;return leadingNulls(year/100|0,2)},"%d":date=>leadingNulls(date.tm_mday,2),"%e":date=>leadingSomething(date.tm_mday,2," "),"%g":date=>getWeekBasedYear(date).toString().substring(2),"%G":getWeekBasedYear,"%H":date=>leadingNulls(date.tm_hour,2),"%I":date=>{var twelveHour=date.tm_hour;if(twelveHour==0)twelveHour=12;else if(twelveHour>12)twelveHour-=12;return leadingNulls(twelveHour,2)},"%j":date=>leadingNulls(date.tm_mday+arraySum(isLeapYear(date.tm_year+1900)?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,date.tm_mon-1),3),"%m":date=>leadingNulls(date.tm_mon+1,2),"%M":date=>leadingNulls(date.tm_min,2),"%n":()=>"\n","%p":date=>{if(date.tm_hour>=0&&date.tm_hour<12){return"AM"}return"PM"},"%S":date=>leadingNulls(date.tm_sec,2),"%t":()=>"\t","%u":date=>date.tm_wday||7,"%U":date=>{var days=date.tm_yday+7-date.tm_wday;return leadingNulls(Math.floor(days/7),2)},"%V":date=>{var val=Math.floor((date.tm_yday+7-(date.tm_wday+6)%7)/7);if((date.tm_wday+371-date.tm_yday-2)%7<=2){val++}if(!val){val=52;var dec31=(date.tm_wday+7-date.tm_yday-1)%7;if(dec31==4||dec31==5&&isLeapYear(date.tm_year%400-1)){val++}}else if(val==53){var jan1=(date.tm_wday+371-date.tm_yday)%7;if(jan1!=4&&(jan1!=3||!isLeapYear(date.tm_year)))val=1}return leadingNulls(val,2)},"%w":date=>date.tm_wday,"%W":date=>{var days=date.tm_yday+7-(date.tm_wday+6)%7;return leadingNulls(Math.floor(days/7),2)},"%y":date=>(date.tm_year+1900).toString().substring(2),"%Y":date=>date.tm_year+1900,"%z":date=>{var off=date.tm_gmtoff;var ahead=off>=0;off=Math.abs(off)/60;off=off/60*100+off%60;return(ahead?"+":"-")+String("0000"+off).slice(-4)},"%Z":date=>date.tm_zone,"%%":()=>"%"};pattern=pattern.replace(/%%/g,"\0\0");for(var rule in EXPANSION_RULES_2){if(pattern.includes(rule)){pattern=pattern.replace(new RegExp(rule,"g"),EXPANSION_RULES_2[rule](date))}}pattern=pattern.replace(/\0\0/g,"%");var bytes=intArrayFromString(pattern,false);if(bytes.length>maxsize){return 0}writeArrayToMemory(bytes,s);return bytes.length-1};var _strftime_l=(s,maxsize,format,tm,loc)=>_strftime(s,maxsize,format,tm);var _strptime=(buf,format,tm)=>{var pattern=UTF8ToString(format);var SPECIAL_CHARS="\\!@#$^&*()+=-[]/{}|:<>?,.";for(var i=0,ii=SPECIAL_CHARS.length;iEQUIVALENT_MATCHERS[c]||m).replace(/%(.)/g,(_,c)=>{let pat=DATE_PATTERNS[c];if(pat){capture.push(c);return`(${pat})`}else{return c}}).replace(/\s+/g,"\\s*");var matches=new RegExp("^"+pattern_out,"i").exec(UTF8ToString(buf));function initDate(){function fixup(value,min,max){return typeof value!="number"||isNaN(value)?min:value>=min?value<=max?value:max:min}return{year:fixup(HEAP32[tm+20>>2]+1900,1970,9999),month:fixup(HEAP32[tm+16>>2],0,11),day:fixup(HEAP32[tm+12>>2],1,31),hour:fixup(HEAP32[tm+8>>2],0,23),min:fixup(HEAP32[tm+4>>2],0,59),sec:fixup(HEAP32[tm>>2],0,59),gmtoff:0}}if(matches){var date=initDate();var value;var getMatch=symbol=>{var pos=capture.indexOf(symbol);if(pos>=0){return matches[pos+1]}return};if(value=getMatch("S")){date.sec=jstoi_q(value)}if(value=getMatch("M")){date.min=jstoi_q(value)}if(value=getMatch("H")){date.hour=jstoi_q(value)}else if(value=getMatch("I")){var hour=jstoi_q(value);if(value=getMatch("p")){hour+=value.toUpperCase()[0]==="P"?12:0}date.hour=hour}if(value=getMatch("Y")){date.year=jstoi_q(value)}else if(value=getMatch("y")){var year=jstoi_q(value);if(value=getMatch("C")){year+=jstoi_q(value)*100}else{year+=year<69?2e3:1900}date.year=year}if(value=getMatch("m")){date.month=jstoi_q(value)-1}else if(value=getMatch("b")){date.month=MONTH_NUMBERS[value.substring(0,3).toUpperCase()]||0}if(value=getMatch("d")){date.day=jstoi_q(value)}else if(value=getMatch("j")){var day=jstoi_q(value);var leapYear=isLeapYear(date.year);for(var month=0;month<12;++month){var daysUntilMonth=arraySum(leapYear?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,month-1);if(day<=daysUntilMonth+(leapYear?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR)[month]){date.day=day-daysUntilMonth}}}else if(value=getMatch("a")){var weekDay=value.substring(0,3).toUpperCase();if(value=getMatch("U")){var weekDayNumber=DAY_NUMBERS_SUN_FIRST[weekDay];var weekNumber=jstoi_q(value);var janFirst=new Date(date.year,0,1);var endDate;if(janFirst.getDay()===0){endDate=addDays(janFirst,weekDayNumber+7*(weekNumber-1))}else{endDate=addDays(janFirst,7-janFirst.getDay()+weekDayNumber+7*(weekNumber-1))}date.day=endDate.getDate();date.month=endDate.getMonth()}else if(value=getMatch("W")){var weekDayNumber=DAY_NUMBERS_MON_FIRST[weekDay];var weekNumber=jstoi_q(value);var janFirst=new Date(date.year,0,1);var endDate;if(janFirst.getDay()===1){endDate=addDays(janFirst,weekDayNumber+7*(weekNumber-1))}else{endDate=addDays(janFirst,7-janFirst.getDay()+1+weekDayNumber+7*(weekNumber-1))}date.day=endDate.getDate();date.month=endDate.getMonth()}}if(value=getMatch("z")){if(value.toLowerCase()==="z"){date.gmtoff=0}else{var match=value.match(/^((?:\-|\+)\d\d):?(\d\d)?/);date.gmtoff=match[1]*3600;if(match[2]){date.gmtoff+=date.gmtoff>0?match[2]*60:-match[2]*60}}}var fullDate=new Date(date.year,date.month,date.day,date.hour,date.min,date.sec,0);HEAP32[tm>>2]=fullDate.getSeconds();HEAP32[tm+4>>2]=fullDate.getMinutes();HEAP32[tm+8>>2]=fullDate.getHours();HEAP32[tm+12>>2]=fullDate.getDate();HEAP32[tm+16>>2]=fullDate.getMonth();HEAP32[tm+20>>2]=fullDate.getFullYear()-1900;HEAP32[tm+24>>2]=fullDate.getDay();HEAP32[tm+28>>2]=arraySum(isLeapYear(fullDate.getFullYear())?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,fullDate.getMonth()-1)+fullDate.getDate()-1;HEAP32[tm+32>>2]=0;HEAP32[tm+36>>2]=date.gmtoff;return buf+intArrayFromString(matches[0]).length-1}return 0};function _swapcontext(){abort("missing function: swapcontext")}_swapcontext.stub=true;function _wasm_setsockopt(socketd,level,optionName,optionValuePtr,optionLen){const optionValue=HEAPU8[optionValuePtr];const SOL_SOCKET=1;const SO_KEEPALIVE=9;const IPPROTO_TCP=6;const TCP_NODELAY=1;const isSupported=level===SOL_SOCKET&&optionName===SO_KEEPALIVE||level===IPPROTO_TCP&&optionName===TCP_NODELAY;if(!isSupported){console.warn(`Unsupported socket option: ${level}, ${optionName}, ${optionValue}`);return-1}const ws=PHPWASM.getAllWebSockets(socketd)[0];if(!ws){return-1}ws.setSocketOpt(level,optionName,optionValuePtr);return 0}var wasmTable;var runAndAbortIfError=func=>{try{return func()}catch(e){abort(e)}};var Asyncify={instrumentWasmImports(imports){var importPattern=/^(_dlopen_js|invoke_i|invoke_ii|invoke_iii|invoke_iiii|invoke_iiiii|invoke_iiiiii|invoke_iiiiiii|invoke_iiiiiiii|invoke_iiiiiiiiii|invoke_v|invoke_vi|invoke_vii|invoke_viidii|invoke_viii|invoke_viiii|invoke_viiiii|invoke_viiiiii|invoke_viiiiiii|invoke_viiiiiiiii|js_open_process|_js_open_process|_asyncjs__js_open_process|js_popen_to_file|_js_popen_to_file|_asyncjs__js_popen_to_file|js_fd_read|_js_fd_read|js_module_onMessage|_js_module_onMessage|_asyncjs__js_module_onMessage|js_waitpid|_js_waitpid|_asyncjs__js_waitpid|wasm_poll_socket|_wasm_poll_socket|_asyncjs__wasm_poll_socket|wasm_shutdown|_wasm_shutdown|_asyncjs__wasm_shutdown|__asyncjs__.*)$/;for(let[x,original]of Object.entries(imports)){if(typeof original=="function"){let isAsyncifyImport=original.isAsync||importPattern.test(x)}}},instrumentWasmExports(exports){var ret={};for(let[x,original]of Object.entries(exports)){if(typeof original=="function"){ret[x]=(...args)=>{Asyncify.exportCallStack.push(x);try{return original(...args)}finally{if(!ABORT){var y=Asyncify.exportCallStack.pop();Asyncify.maybeStopUnwind()}}}}else{ret[x]=original}}return ret},State:{Normal:0,Unwinding:1,Rewinding:2,Disabled:3},state:0,StackSize:4096,currData:null,handleSleepReturnValue:0,exportCallStack:[],callStackNameToId:{},callStackIdToName:{},callStackId:0,asyncPromiseHandlers:null,sleepCallbacks:[],getCallStackId(funcName){var id=Asyncify.callStackNameToId[funcName];if(id===undefined){id=Asyncify.callStackId++;Asyncify.callStackNameToId[funcName]=id;Asyncify.callStackIdToName[id]=funcName}return id},maybeStopUnwind(){if(Asyncify.currData&&Asyncify.state===Asyncify.State.Unwinding&&Asyncify.exportCallStack.length===0){Asyncify.state=Asyncify.State.Normal;runtimeKeepalivePush();runAndAbortIfError(_asyncify_stop_unwind);if(typeof Fibers!="undefined"){Fibers.trampoline()}}},whenDone(){return new Promise((resolve,reject)=>{Asyncify.asyncPromiseHandlers={resolve:resolve,reject:reject}})},allocateData(){var ptr=_malloc(12+Asyncify.StackSize);Asyncify.setDataHeader(ptr,ptr+12,Asyncify.StackSize);Asyncify.setDataRewindFunc(ptr);return ptr},setDataHeader(ptr,stack,stackSize){HEAPU32[ptr>>2]=stack;HEAPU32[ptr+4>>2]=stack+stackSize},setDataRewindFunc(ptr){var bottomOfCallStack=Asyncify.exportCallStack[0];var rewindId=Asyncify.getCallStackId(bottomOfCallStack);HEAP32[ptr+8>>2]=rewindId},getDataRewindFuncName(ptr){var id=HEAP32[ptr+8>>2];var name=Asyncify.callStackIdToName[id];return name},getDataRewindFunc(name){var func=wasmExports[name];return func},doRewind(ptr){var name=Asyncify.getDataRewindFuncName(ptr);var func=Asyncify.getDataRewindFunc(name);runtimeKeepalivePop();return func()},handleSleep(startAsync){if(ABORT)return;if(Asyncify.state===Asyncify.State.Normal){var reachedCallback=false;var reachedAfterCallback=false;startAsync((handleSleepReturnValue=0)=>{if(ABORT)return;Asyncify.handleSleepReturnValue=handleSleepReturnValue;reachedCallback=true;if(!reachedAfterCallback){return}Asyncify.state=Asyncify.State.Rewinding;runAndAbortIfError(()=>_asyncify_start_rewind(Asyncify.currData));if(typeof Browser!="undefined"&&Browser.mainLoop.func){Browser.mainLoop.resume()}var asyncWasmReturnValue,isError=false;try{asyncWasmReturnValue=Asyncify.doRewind(Asyncify.currData)}catch(err){asyncWasmReturnValue=err;isError=true}var handled=false;if(!Asyncify.currData){var asyncPromiseHandlers=Asyncify.asyncPromiseHandlers;if(asyncPromiseHandlers){Asyncify.asyncPromiseHandlers=null;(isError?asyncPromiseHandlers.reject:asyncPromiseHandlers.resolve)(asyncWasmReturnValue);handled=true}}if(isError&&!handled){throw asyncWasmReturnValue}});reachedAfterCallback=true;if(!reachedCallback){Asyncify.state=Asyncify.State.Unwinding;Asyncify.currData=Asyncify.allocateData();if(typeof 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wasmExports=createWasm();var ___wasm_call_ctors=()=>(___wasm_call_ctors=wasmExports["fb"])();var _free=a0=>(_free=wasmExports["gb"])(a0);var _malloc=a0=>(_malloc=wasmExports["ib"])(a0);var _wasm_popen=Module["_wasm_popen"]=(a0,a1)=>(_wasm_popen=Module["_wasm_popen"]=wasmExports["jb"])(a0,a1);var _wasm_php_exec=Module["_wasm_php_exec"]=(a0,a1,a2,a3)=>(_wasm_php_exec=Module["_wasm_php_exec"]=wasmExports["kb"])(a0,a1,a2,a3);var _php_pollfd_for=Module["_php_pollfd_for"]=(a0,a1,a2)=>(_php_pollfd_for=Module["_php_pollfd_for"]=wasmExports["lb"])(a0,a1,a2);var _htons=a0=>(_htons=wasmExports["mb"])(a0);var _ntohs=a0=>(_ntohs=wasmExports["nb"])(a0);var _htonl=a0=>(_htonl=wasmExports["ob"])(a0);var _wasm_sleep=Module["_wasm_sleep"]=a0=>(_wasm_sleep=Module["_wasm_sleep"]=wasmExports["pb"])(a0);var _fflush=a0=>(_fflush=wasmExports["qb"])(a0);var _wasm_read=Module["_wasm_read"]=(a0,a1,a2)=>(_wasm_read=Module["_wasm_read"]=wasmExports["rb"])(a0,a1,a2);var ___wrap_select=Module["___wrap_select"]=(a0,a1,a2,a3,a4)=>(___wrap_select=Module["___wrap_select"]=wasmExports["sb"])(a0,a1,a2,a3,a4);var _wasm_set_sapi_name=Module["_wasm_set_sapi_name"]=a0=>(_wasm_set_sapi_name=Module["_wasm_set_sapi_name"]=wasmExports["tb"])(a0);var _wasm_set_phpini_path=Module["_wasm_set_phpini_path"]=a0=>(_wasm_set_phpini_path=Module["_wasm_set_phpini_path"]=wasmExports["ub"])(a0);var _wasm_add_SERVER_entry=Module["_wasm_add_SERVER_entry"]=(a0,a1)=>(_wasm_add_SERVER_entry=Module["_wasm_add_SERVER_entry"]=wasmExports["vb"])(a0,a1);var _wasm_add_ENV_entry=Module["_wasm_add_ENV_entry"]=(a0,a1)=>(_wasm_add_ENV_entry=Module["_wasm_add_ENV_entry"]=wasmExports["wb"])(a0,a1);var _wasm_set_query_string=Module["_wasm_set_query_string"]=a0=>(_wasm_set_query_string=Module["_wasm_set_query_string"]=wasmExports["xb"])(a0);var 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_wasm_set_request_body=Module["_wasm_set_request_body"]=a0=>(_wasm_set_request_body=Module["_wasm_set_request_body"]=wasmExports["Eb"])(a0);var _wasm_set_content_length=Module["_wasm_set_content_length"]=a0=>(_wasm_set_content_length=Module["_wasm_set_content_length"]=wasmExports["Fb"])(a0);var _wasm_set_cookies=Module["_wasm_set_cookies"]=a0=>(_wasm_set_cookies=Module["_wasm_set_cookies"]=wasmExports["Gb"])(a0);var _wasm_set_request_port=Module["_wasm_set_request_port"]=a0=>(_wasm_set_request_port=Module["_wasm_set_request_port"]=wasmExports["Hb"])(a0);var _wasm_sapi_request_shutdown=Module["_wasm_sapi_request_shutdown"]=()=>(_wasm_sapi_request_shutdown=Module["_wasm_sapi_request_shutdown"]=wasmExports["Ib"])();var _wasm_sapi_handle_request=Module["_wasm_sapi_handle_request"]=()=>(_wasm_sapi_handle_request=Module["_wasm_sapi_handle_request"]=wasmExports["Jb"])();var _php_wasm_init=Module["_php_wasm_init"]=()=>(_php_wasm_init=Module["_php_wasm_init"]=wasmExports["Kb"])();var _wasm_free=Module["_wasm_free"]=a0=>(_wasm_free=Module["_wasm_free"]=wasmExports["Lb"])(a0);var ___funcs_on_exit=()=>(___funcs_on_exit=wasmExports["Mb"])();var _emscripten_builtin_memalign=(a0,a1)=>(_emscripten_builtin_memalign=wasmExports["Nb"])(a0,a1);var __emscripten_timeout=(a0,a1)=>(__emscripten_timeout=wasmExports["Ob"])(a0,a1);var _setThrew=(a0,a1)=>(_setThrew=wasmExports["Pb"])(a0,a1);var __emscripten_tempret_set=a0=>(__emscripten_tempret_set=wasmExports["Qb"])(a0);var __emscripten_stack_restore=a0=>(__emscripten_stack_restore=wasmExports["Rb"])(a0);var __emscripten_stack_alloc=a0=>(__emscripten_stack_alloc=wasmExports["Sb"])(a0);var _emscripten_stack_get_current=()=>(_emscripten_stack_get_current=wasmExports["Tb"])();var dynCall_iiii=Module["dynCall_iiii"]=(a0,a1,a2,a3)=>(dynCall_iiii=Module["dynCall_iiii"]=wasmExports["Ub"])(a0,a1,a2,a3);var dynCall_ii=Module["dynCall_ii"]=(a0,a1)=>(dynCall_ii=Module["dynCall_ii"]=wasmExports["Vb"])(a0,a1);var dynCall_vi=Module["dynCall_vi"]=(a0,a1)=>(dynCall_vi=Module["dynCall_vi"]=wasmExports["Wb"])(a0,a1);var dynCall_viiiii=Module["dynCall_viiiii"]=(a0,a1,a2,a3,a4,a5)=>(dynCall_viiiii=Module["dynCall_viiiii"]=wasmExports["Xb"])(a0,a1,a2,a3,a4,a5);var dynCall_iii=Module["dynCall_iii"]=(a0,a1,a2)=>(dynCall_iii=Module["dynCall_iii"]=wasmExports["Yb"])(a0,a1,a2);var dynCall_iiiii=Module["dynCall_iiiii"]=(a0,a1,a2,a3,a4)=>(dynCall_iiiii=Module["dynCall_iiiii"]=wasmExports["Zb"])(a0,a1,a2,a3,a4);var dynCall_iiiiii=Module["dynCall_iiiiii"]=(a0,a1,a2,a3,a4,a5)=>(dynCall_iiiiii=Module["dynCall_iiiiii"]=wasmExports["_b"])(a0,a1,a2,a3,a4,a5);var dynCall_vii=Module["dynCall_vii"]=(a0,a1,a2)=>(dynCall_vii=Module["dynCall_vii"]=wasmExports["$b"])(a0,a1,a2);var dynCall_viii=Module["dynCall_viii"]=(a0,a1,a2,a3)=>(dynCall_viii=Module["dynCall_viii"]=wasmExports["ac"])(a0,a1,a2,a3);var dynCall_v=Module["dynCall_v"]=a0=>(dynCall_v=Module["dynCall_v"]=wasmExports["bc"])(a0);var dynCall_i=Module["dynCall_i"]=a0=>(dynCall_i=Module["dynCall_i"]=wasmExports["cc"])(a0);var dynCall_viiii=Module["dynCall_viiii"]=(a0,a1,a2,a3,a4)=>(dynCall_viiii=Module["dynCall_viiii"]=wasmExports["dc"])(a0,a1,a2,a3,a4);var dynCall_iiiiiii=Module["dynCall_iiiiiii"]=(a0,a1,a2,a3,a4,a5,a6)=>(dynCall_iiiiiii=Module["dynCall_iiiiiii"]=wasmExports["ec"])(a0,a1,a2,a3,a4,a5,a6);var dynCall_viiiiiiiii=Module["dynCall_viiiiiiiii"]=(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9)=>(dynCall_viiiiiiiii=Module["dynCall_viiiiiiiii"]=wasmExports["fc"])(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9);var dynCall_viiiiii=Module["dynCall_viiiiii"]=(a0,a1,a2,a3,a4,a5,a6)=>(dynCall_viiiiii=Module["dynCall_viiiiii"]=wasmExports["gc"])(a0,a1,a2,a3,a4,a5,a6);var dynCall_iiiiiiii=Module["dynCall_iiiiiiii"]=(a0,a1,a2,a3,a4,a5,a6,a7)=>(dynCall_iiiiiiii=Module["dynCall_iiiiiiii"]=wasmExports["hc"])(a0,a1,a2,a3,a4,a5,a6,a7);var dynCall_iiiiiiiiii=Module["dynCall_iiiiiiiiii"]=(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9)=>(dynCall_iiiiiiiiii=Module["dynCall_iiiiiiiiii"]=wasmExports["ic"])(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9);var dynCall_jii=Module["dynCall_jii"]=(a0,a1,a2)=>(dynCall_jii=Module["dynCall_jii"]=wasmExports["jc"])(a0,a1,a2);var dynCall_viidii=Module["dynCall_viidii"]=(a0,a1,a2,a3,a4,a5)=>(dynCall_viidii=Module["dynCall_viidii"]=wasmExports["kc"])(a0,a1,a2,a3,a4,a5);var _asyncify_start_unwind=a0=>(_asyncify_start_unwind=wasmExports["lc"])(a0);var _asyncify_stop_unwind=()=>(_asyncify_stop_unwind=wasmExports["mc"])();var _asyncify_start_rewind=a0=>(_asyncify_start_rewind=wasmExports["nc"])(a0);var _asyncify_stop_rewind=()=>(_asyncify_stop_rewind=wasmExports["oc"])();function invoke_iiiiiii(index,a1,a2,a3,a4,a5,a6){var sp=stackSave();try{return dynCall_iiiiiii(index,a1,a2,a3,a4,a5,a6)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_vi(index,a1){var sp=stackSave();try{dynCall_vi(index,a1)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiii(index,a1,a2,a3){var sp=stackSave();try{return dynCall_iiii(index,a1,a2,a3)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iii(index,a1,a2){var sp=stackSave();try{return dynCall_iii(index,a1,a2)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_vii(index,a1,a2){var sp=stackSave();try{dynCall_vii(index,a1,a2)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_ii(index,a1){var sp=stackSave();try{return dynCall_ii(index,a1)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viii(index,a1,a2,a3){var sp=stackSave();try{dynCall_viii(index,a1,a2,a3)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_v(index){var sp=stackSave();try{dynCall_v(index)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_i(index){var sp=stackSave();try{return dynCall_i(index)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiii(index,a1,a2,a3,a4){var sp=stackSave();try{dynCall_viiii(index,a1,a2,a3,a4)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiiii(index,a1,a2,a3,a4,a5){var sp=stackSave();try{dynCall_viiiii(index,a1,a2,a3,a4,a5)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiiii(index,a1,a2,a3,a4,a5){var sp=stackSave();try{return dynCall_iiiiii(index,a1,a2,a3,a4,a5)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiii(index,a1,a2,a3,a4){var sp=stackSave();try{return dynCall_iiiii(index,a1,a2,a3,a4)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9){var sp=stackSave();try{return dynCall_iiiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiiiii(index,a1,a2,a3,a4,a5,a6){var sp=stackSave();try{dynCall_viiiiii(index,a1,a2,a3,a4,a5,a6)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viidii(index,a1,a2,a3,a4,a5){var sp=stackSave();try{dynCall_viidii(index,a1,a2,a3,a4,a5)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9){var sp=stackSave();try{dynCall_viiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiiiiii(index,a1,a2,a3,a4,a5,a6,a7){var sp=stackSave();try{return dynCall_iiiiiiii(index,a1,a2,a3,a4,a5,a6,a7)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_jii(index,a1,a2){var sp=stackSave();try{return dynCall_jii(index,a1,a2)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}Module["addRunDependency"]=addRunDependency;Module["removeRunDependency"]=removeRunDependency;Module["wasmExports"]=wasmExports;Module["ccall"]=ccall;Module["FS_createPreloadedFile"]=FS_createPreloadedFile;Module["FS_unlink"]=FS_unlink;Module["FS_createPath"]=FS_createPath;Module["FS_createDevice"]=FS_createDevice;Module["FS_createDataFile"]=FS_createDataFile;Module["FS_createLazyFile"]=FS_createLazyFile;Module["PROXYFS"]=PROXYFS;var calledRun;dependenciesFulfilled=function runCaller(){if(!calledRun)run();if(!calledRun)dependenciesFulfilled=runCaller};function run(){if(runDependencies>0){return}preRun();if(runDependencies>0){return}function 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readAsync,readBinary;if(ENVIRONMENT_IS_WEB||ENVIRONMENT_IS_WORKER){if(ENVIRONMENT_IS_WORKER){scriptDirectory=self.location.href}else if(typeof document!="undefined"&&document.currentScript){scriptDirectory=document.currentScript.src}if(scriptDirectory.startsWith("blob:")){scriptDirectory=""}else{scriptDirectory=scriptDirectory.substr(0,scriptDirectory.replace(/[?#].*/,"").lastIndexOf("/")+1)}{readAsync=async url=>{var response=await fetch(url,{credentials:"same-origin"});if(response.ok){return response.arrayBuffer()}throw new Error(response.status+" : "+response.url)}}}else{}var out=Module["print"]||console.log.bind(console);var err=Module["printErr"]||console.error.bind(console);Object.assign(Module,moduleOverrides);moduleOverrides=null;if(Module["arguments"])arguments_=Module["arguments"];if(Module["thisProgram"])thisProgram=Module["thisProgram"]; +if (Module["quit"]) quit_=Module["quit"];var wasmBinary=Module["wasmBinary"];var wasmMemory;var ABORT=false;var EXITSTATUS;function assert(condition,text){if(!condition){abort(text)}}var HEAP8,HEAPU8,HEAP16,HEAPU16,HEAP32,HEAPU32,HEAPF32,HEAPF64;function updateMemoryViews(){var b=wasmMemory.buffer;Module["HEAP8"]=HEAP8=new Int8Array(b);Module["HEAP16"]=HEAP16=new Int16Array(b);Module["HEAPU8"]=HEAPU8=new Uint8Array(b);Module["HEAPU16"]=HEAPU16=new Uint16Array(b);Module["HEAP32"]=HEAP32=new Int32Array(b);Module["HEAPU32"]=HEAPU32=new Uint32Array(b);Module["HEAPF32"]=HEAPF32=new Float32Array(b);Module["HEAPF64"]=HEAPF64=new Float64Array(b)}var __ATPRERUN__=[];var __ATINIT__=[];var __ATEXIT__=[];var __ATPOSTRUN__=[];var runtimeInitialized=false;var runtimeExited=false;function preRun(){if(Module["preRun"]){if(typeof Module["preRun"]=="function")Module["preRun"]=[Module["preRun"]];while(Module["preRun"].length){addOnPreRun(Module["preRun"].shift())}}callRuntimeCallbacks(__ATPRERUN__)}function initRuntime(){runtimeInitialized=true;SOCKFS.root=FS.mount(SOCKFS,{},null);if(!Module["noFSInit"]&&!FS.initialized)FS.init();FS.ignorePermissions=false;TTY.init();PIPEFS.root=FS.mount(PIPEFS,{},null);callRuntimeCallbacks(__ATINIT__)}function exitRuntime(){___funcs_on_exit();callRuntimeCallbacks(__ATEXIT__);FS.quit();TTY.shutdown();runtimeExited=true}function postRun(){if(Module["postRun"]){if(typeof Module["postRun"]=="function")Module["postRun"]=[Module["postRun"]];while(Module["postRun"].length){addOnPostRun(Module["postRun"].shift())}}callRuntimeCallbacks(__ATPOSTRUN__)}function addOnPreRun(cb){__ATPRERUN__.unshift(cb)}function addOnInit(cb){__ATINIT__.unshift(cb)}function addOnPostRun(cb){__ATPOSTRUN__.unshift(cb)}var runDependencies=0;var dependenciesFulfilled=null;function getUniqueRunDependency(id){return id}function addRunDependency(id){runDependencies++;Module["monitorRunDependencies"]?.(runDependencies)}function removeRunDependency(id){runDependencies--;Module["monitorRunDependencies"]?.(runDependencies);if(runDependencies==0){if(dependenciesFulfilled){var callback=dependenciesFulfilled;dependenciesFulfilled=null;callback()}}}function abort(what){Module["onAbort"]?.(what);what="Aborted("+what+")";err(what);ABORT=true;what+=". Build with -sASSERTIONS for more info.";var e=new WebAssembly.RuntimeError(what);throw e}var dataURIPrefix="data:application/octet-stream;base64,";var isDataURI=filename=>filename.startsWith(dataURIPrefix);function findWasmBinary(){var f=dependencyFilename;if(!isDataURI(f)){return locateFile(f)}return f}var wasmBinaryFile;function getBinarySync(file){if(file==wasmBinaryFile&&wasmBinary){return new Uint8Array(wasmBinary)}if(readBinary){return readBinary(file)}throw"both async and sync fetching of the wasm failed"}async function getWasmBinary(binaryFile){if(!wasmBinary){try{var response=await readAsync(binaryFile);return new Uint8Array(response)}catch{}}return getBinarySync(binaryFile)}async function instantiateArrayBuffer(binaryFile,imports){try{var binary=await getWasmBinary(binaryFile);var instance=await WebAssembly.instantiate(binary,imports);return instance}catch(reason){err(`failed to asynchronously prepare wasm: ${reason}`);abort(reason)}}async function instantiateAsync(binary,binaryFile,imports){if(!binary&&typeof WebAssembly.instantiateStreaming=="function"&&!isDataURI(binaryFile)&&typeof fetch=="function"){try{var response=fetch(binaryFile,{credentials:"same-origin"});var instantiationResult=await WebAssembly.instantiateStreaming(response,imports);return instantiationResult}catch(reason){err(`wasm streaming compile failed: ${reason}`);err("falling back to ArrayBuffer instantiation")}}return instantiateArrayBuffer(binaryFile,imports)}function getWasmImports(){return{a:wasmImports}}async function createWasm(){function receiveInstance(instance,module){wasmExports=instance.exports;wasmExports=Asyncify.instrumentWasmExports(wasmExports);Module["wasmExports"]=wasmExports;wasmMemory=wasmExports["cb"];updateMemoryViews();wasmTable=wasmExports["eb"];addOnInit(wasmExports["db"]);removeRunDependency("wasm-instantiate");return wasmExports}addRunDependency("wasm-instantiate");function receiveInstantiationResult(result){receiveInstance(result["instance"])}var info=getWasmImports();if(Module["instantiateWasm"]){try{return Module["instantiateWasm"](info,receiveInstance)}catch(e){err(`Module.instantiateWasm callback failed with error: ${e}`);return false}}wasmBinaryFile??=findWasmBinary();var result=await instantiateAsync(wasmBinary,wasmBinaryFile,info);receiveInstantiationResult(result);return result}var tempDouble;var tempI64;function js_popen_to_file(command,mode,exitCodePtr){const returnCallback=resolver=>Asyncify.handleSleep(resolver);if(!command)return 1;const cmdstr=UTF8ToString(command);if(!cmdstr.length)return 0;const modestr=UTF8ToString(mode);if(!modestr.length)return 0;if(modestr==="w"){console.error('popen($cmd, "w") is not implemented yet')}return returnCallback(async wakeUp=>{let cp;try{cp=PHPWASM.spawnProcess(cmdstr,[]);if(cp instanceof Promise){cp=await cp}}catch(e){console.error(e);if(e.code==="SPAWN_UNSUPPORTED"){return 1}throw e}const outByteArrays=[];cp.stdout.on("data",function(data){outByteArrays.push(data)});const outputPath="/tmp/popen_output";cp.on("exit",function(exitCode){const outBytes=new Uint8Array(outByteArrays.reduce((acc,curr)=>acc+curr.length,0));let offset=0;for(const byteArray of outByteArrays){outBytes.set(byteArray,offset);offset+=byteArray.length}FS.writeFile(outputPath,outBytes);HEAPU8[exitCodePtr]=exitCode;wakeUp(allocateUTF8OnStack(outputPath))})})}function wasm_poll_socket(socketd,events,timeout){const returnCallback=resolver=>Asyncify.handleSleep(resolver);const POLLIN=1;const POLLPRI=2;const POLLOUT=4;const POLLERR=8;const POLLHUP=16;const POLLNVAL=32;return returnCallback(wakeUp=>{const polls=[];if(socketd in PHPWASM.child_proc_by_fd){const procInfo=PHPWASM.child_proc_by_fd[socketd];if(procInfo.exited){wakeUp(0);return}polls.push(PHPWASM.awaitEvent(procInfo.stdout,"data"))}else if(FS.isSocket(FS.getStream(socketd)?.node.mode)){const sock=getSocketFromFD(socketd);if(!sock){wakeUp(0);return}const lookingFor=new Set;if(events&POLLIN||events&POLLPRI){if(sock.server){for(const client of sock.pending){if((client.recv_queue||[]).length>0){wakeUp(1);return}}}else if((sock.recv_queue||[]).length>0){wakeUp(1);return}}const webSockets=PHPWASM.getAllWebSockets(sock);if(!webSockets.length){wakeUp(0);return}for(const ws of webSockets){if(events&POLLIN||events&POLLPRI){polls.push(PHPWASM.awaitData(ws));lookingFor.add("POLLIN")}if(events&POLLOUT){polls.push(PHPWASM.awaitConnection(ws));lookingFor.add("POLLOUT")}if(events&POLLHUP){polls.push(PHPWASM.awaitClose(ws));lookingFor.add("POLLHUP")}if(events&POLLERR||events&POLLNVAL){polls.push(PHPWASM.awaitError(ws));lookingFor.add("POLLERR")}}}else{setTimeout(function(){wakeUp(1)},timeout);return}if(polls.length===0){console.warn("Unsupported poll event "+events+", defaulting to setTimeout().");setTimeout(function(){wakeUp(0)},timeout);return}const promises=polls.map(([promise])=>promise);const clearPolling=()=>polls.forEach(([,clear])=>clear());let awaken=false;let timeoutId;Promise.race(promises).then(function(results){if(!awaken){awaken=true;wakeUp(1);if(timeoutId){clearTimeout(timeoutId)}clearPolling()}});if(timeout!==-1){timeoutId=setTimeout(function(){if(!awaken){awaken=true;wakeUp(0);clearPolling()}},timeout)}})}function js_fd_read(fd,iov,iovcnt,pnum){const returnCallback=resolver=>Asyncify.handleSleep(resolver);if(Asyncify?.State?.Normal===undefined||Asyncify?.state===Asyncify?.State?.Normal){var returnCode;var stream;let num=0;try{stream=SYSCALLS.getStreamFromFD(fd);const num=doReadv(stream,iov,iovcnt);HEAPU32[pnum>>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError")){throw e}if(e.errno!==6||!(stream?.fd in PHPWASM.child_proc_by_fd)){HEAPU32[pnum>>2]=0;return returnCode}}}return returnCallback(wakeUp=>{var retries=0;var interval=50;var timeout=5e3;var maxRetries=timeout/interval;function poll(){var returnCode;var stream;let num;try{stream=SYSCALLS.getStreamFromFD(fd);num=doReadv(stream,iov,iovcnt);returnCode=0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError")){console.error(e);throw e}returnCode=e.errno}const success=returnCode===0;const failure=++retries>maxRetries||!(fd in PHPWASM.child_proc_by_fd)||PHPWASM.child_proc_by_fd[fd]?.exited||FS.isClosed(stream);if(success){HEAPU32[pnum>>2]=num;wakeUp(0)}else if(failure){HEAPU32[pnum>>2]=0;wakeUp(returnCode===6?0:returnCode)}else{setTimeout(poll,interval)}}poll()})}function __asyncjs__js_module_onMessage(data,response_buffer){return Asyncify.handleAsync(async()=>{if(Module["onMessage"]){const dataStr=UTF8ToString(data);return Module["onMessage"](dataStr).then(response=>{const responseBytes=typeof response==="string"?(new TextEncoder).encode(response):response;const responseSize=responseBytes.byteLength;const responsePtr=_malloc(responseSize+1);HEAPU8.set(responseBytes,responsePtr);HEAPU8[responsePtr+responseSize]=0;HEAPU8[response_buffer]=responsePtr;HEAPU8[response_buffer+1]=responsePtr>>8;HEAPU8[response_buffer+2]=responsePtr>>16;HEAPU8[response_buffer+3]=responsePtr>>24;return responseSize}).catch(e=>{console.error(e);return-1})}})}class ExitStatus{name="ExitStatus";constructor(status){this.message=`Program terminated with exit(${status})`;this.status=status}} +ExitStatus = class PHPExitStatus extends Error { +constructor(status) { + super(status); + this.name = "ExitStatus"; + this.message = "Program terminated with exit(" + status + ")"; + this.status = status; + } +};var callRuntimeCallbacks=callbacks=>{while(callbacks.length>0){callbacks.shift()(Module)}};var noExitRuntime=Module["noExitRuntime"]||false;var stackRestore=val=>__emscripten_stack_restore(val);var stackSave=()=>_emscripten_stack_get_current();function _SharpYuvConvert(){abort("missing function: SharpYuvConvert")}_SharpYuvConvert.stub=true;function _SharpYuvGetConversionMatrix(){abort("missing function: SharpYuvGetConversionMatrix")}_SharpYuvGetConversionMatrix.stub=true;function _SharpYuvInit(){abort("missing function: SharpYuvInit")}_SharpYuvInit.stub=true;var UTF8Decoder=typeof TextDecoder!="undefined"?new TextDecoder:undefined;var UTF8ArrayToString=(heapOrArray,idx=0,maxBytesToRead=NaN)=>{var endIdx=idx+maxBytesToRead;var endPtr=idx;while(heapOrArray[endPtr]&&!(endPtr>=endIdx))++endPtr;if(endPtr-idx>16&&heapOrArray.buffer&&UTF8Decoder){return UTF8Decoder.decode(heapOrArray.subarray(idx,endPtr))}var str="";while(idx>10,56320|ch&1023)}}return str};var UTF8ToString=(ptr,maxBytesToRead)=>ptr?UTF8ArrayToString(HEAPU8,ptr,maxBytesToRead):"";Module["UTF8ToString"]=UTF8ToString;var ___assert_fail=(condition,filename,line,func)=>abort(`Assertion failed: ${UTF8ToString(condition)}, at: `+[filename?UTF8ToString(filename):"unknown filename",line,func?UTF8ToString(func):"unknown function"]);var ___call_sighandler=(fp,sig)=>(a1=>dynCall_vi(fp,a1))(sig);var initRandomFill=()=>{if(typeof crypto=="object"&&typeof crypto["getRandomValues"]=="function"){return view=>crypto.getRandomValues(view)}else abort("initRandomDevice")};var randomFill=view=>(randomFill=initRandomFill())(view);var PATH={isAbs:path=>path.charAt(0)==="/",splitPath:filename=>{var splitPathRe=/^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/;return splitPathRe.exec(filename).slice(1)},normalizeArray:(parts,allowAboveRoot)=>{var up=0;for(var i=parts.length-1;i>=0;i--){var last=parts[i];if(last==="."){parts.splice(i,1)}else if(last===".."){parts.splice(i,1);up++}else if(up){parts.splice(i,1);up--}}if(allowAboveRoot){for(;up;up--){parts.unshift("..")}}return parts},normalize:path=>{var isAbsolute=PATH.isAbs(path),trailingSlash=path.substr(-1)==="/";path=PATH.normalizeArray(path.split("/").filter(p=>!!p),!isAbsolute).join("/");if(!path&&!isAbsolute){path="."}if(path&&trailingSlash){path+="/"}return(isAbsolute?"/":"")+path},dirname:path=>{var result=PATH.splitPath(path),root=result[0],dir=result[1];if(!root&&!dir){return"."}if(dir){dir=dir.substr(0,dir.length-1)}return root+dir},basename:path=>{if(path==="/")return"/";path=PATH.normalize(path);path=path.replace(/\/$/,"");var lastSlash=path.lastIndexOf("/");if(lastSlash===-1)return path;return path.substr(lastSlash+1)},join:(...paths)=>PATH.normalize(paths.join("/")),join2:(l,r)=>PATH.normalize(l+"/"+r)};var PATH_FS={resolve:(...args)=>{var resolvedPath="",resolvedAbsolute=false;for(var i=args.length-1;i>=-1&&!resolvedAbsolute;i--){var path=i>=0?args[i]:FS.cwd();if(typeof path!="string"){throw new TypeError("Arguments to path.resolve must be strings")}else if(!path){return""}resolvedPath=path+"/"+resolvedPath;resolvedAbsolute=PATH.isAbs(path)}resolvedPath=PATH.normalizeArray(resolvedPath.split("/").filter(p=>!!p),!resolvedAbsolute).join("/");return(resolvedAbsolute?"/":"")+resolvedPath||"."},relative:(from,to)=>{from=PATH_FS.resolve(from).substr(1);to=PATH_FS.resolve(to).substr(1);function trim(arr){var start=0;for(;start=0;end--){if(arr[end]!=="")break}if(start>end)return[];return arr.slice(start,end-start+1)}var fromParts=trim(from.split("/"));var toParts=trim(to.split("/"));var length=Math.min(fromParts.length,toParts.length);var samePartsLength=length;for(var i=0;i{var len=0;for(var i=0;i=55296&&c<=57343){len+=4;++i}else{len+=3}}return len};Module["lengthBytesUTF8"]=lengthBytesUTF8;var stringToUTF8Array=(str,heap,outIdx,maxBytesToWrite)=>{if(!(maxBytesToWrite>0))return 0;var startIdx=outIdx;var endIdx=outIdx+maxBytesToWrite-1;for(var i=0;i=55296&&u<=57343){var u1=str.charCodeAt(++i);u=65536+((u&1023)<<10)|u1&1023}if(u<=127){if(outIdx>=endIdx)break;heap[outIdx++]=u}else if(u<=2047){if(outIdx+1>=endIdx)break;heap[outIdx++]=192|u>>6;heap[outIdx++]=128|u&63}else if(u<=65535){if(outIdx+2>=endIdx)break;heap[outIdx++]=224|u>>12;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}else{if(outIdx+3>=endIdx)break;heap[outIdx++]=240|u>>18;heap[outIdx++]=128|u>>12&63;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}}heap[outIdx]=0;return outIdx-startIdx};function intArrayFromString(stringy,dontAddNull,length){var len=length>0?length:lengthBytesUTF8(stringy)+1;var u8array=new Array(len);var numBytesWritten=stringToUTF8Array(stringy,u8array,0,u8array.length);if(dontAddNull)u8array.length=numBytesWritten;return u8array}var FS_stdin_getChar=()=>{if(!FS_stdin_getChar_buffer.length){var result=null;if(typeof window!="undefined"&&typeof window.prompt=="function"){result=window.prompt("Input: ");if(result!==null){result+="\n"}}else{}if(!result){return null}FS_stdin_getChar_buffer=intArrayFromString(result,true)}return FS_stdin_getChar_buffer.shift()};var TTY={ttys:[],init(){},shutdown(){},register(dev,ops){TTY.ttys[dev]={input:[],output:[],ops};FS.registerDevice(dev,TTY.stream_ops)},stream_ops:{open(stream){var tty=TTY.ttys[stream.node.rdev];if(!tty){throw new FS.ErrnoError(43)}stream.tty=tty;stream.seekable=false},close(stream){stream.tty.ops.fsync(stream.tty)},fsync(stream){stream.tty.ops.fsync(stream.tty)},read(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.get_char){throw new FS.ErrnoError(60)}var bytesRead=0;for(var i=0;i0){out(UTF8ArrayToString(tty.output));tty.output=[]}},ioctl_tcgets(tty){return{c_iflag:25856,c_oflag:5,c_cflag:191,c_lflag:35387,c_cc:[3,28,127,21,4,0,1,0,17,19,26,0,18,15,23,22,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]}},ioctl_tcsets(tty,optional_actions,data){return 0},ioctl_tiocgwinsz(tty){return[24,80]}},default_tty1_ops:{put_char(tty,val){if(val===null||val===10){err(UTF8ArrayToString(tty.output));tty.output=[]}else{if(val!=0)tty.output.push(val)}},fsync(tty){if(tty.output&&tty.output.length>0){err(UTF8ArrayToString(tty.output));tty.output=[]}}}};var zeroMemory=(address,size)=>{HEAPU8.fill(0,address,address+size)};var alignMemory=(size,alignment)=>Math.ceil(size/alignment)*alignment;var mmapAlloc=size=>{size=alignMemory(size,65536);var ptr=_emscripten_builtin_memalign(65536,size);if(ptr)zeroMemory(ptr,size);return ptr};var MEMFS={ops_table:null,mount(mount){return MEMFS.createNode(null,"/",16895,0)},createNode(parent,name,mode,dev){if(FS.isBlkdev(mode)||FS.isFIFO(mode)){throw new FS.ErrnoError(63)}MEMFS.ops_table||={dir:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,lookup:MEMFS.node_ops.lookup,mknod:MEMFS.node_ops.mknod,rename:MEMFS.node_ops.rename,unlink:MEMFS.node_ops.unlink,rmdir:MEMFS.node_ops.rmdir,readdir:MEMFS.node_ops.readdir,symlink:MEMFS.node_ops.symlink},stream:{llseek:MEMFS.stream_ops.llseek}},file:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:{llseek:MEMFS.stream_ops.llseek,read:MEMFS.stream_ops.read,write:MEMFS.stream_ops.write,allocate:MEMFS.stream_ops.allocate,mmap:MEMFS.stream_ops.mmap,msync:MEMFS.stream_ops.msync}},link:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,readlink:MEMFS.node_ops.readlink},stream:{}},chrdev:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:FS.chrdev_stream_ops}};var node=FS.createNode(parent,name,mode,dev);if(FS.isDir(node.mode)){node.node_ops=MEMFS.ops_table.dir.node;node.stream_ops=MEMFS.ops_table.dir.stream;node.contents={}}else if(FS.isFile(node.mode)){node.node_ops=MEMFS.ops_table.file.node;node.stream_ops=MEMFS.ops_table.file.stream;node.usedBytes=0;node.contents=null}else if(FS.isLink(node.mode)){node.node_ops=MEMFS.ops_table.link.node;node.stream_ops=MEMFS.ops_table.link.stream}else if(FS.isChrdev(node.mode)){node.node_ops=MEMFS.ops_table.chrdev.node;node.stream_ops=MEMFS.ops_table.chrdev.stream}node.atime=node.mtime=node.ctime=Date.now();if(parent){parent.contents[name]=node;parent.atime=parent.mtime=parent.ctime=node.atime}return node},getFileDataAsTypedArray(node){if(!node.contents)return new Uint8Array(0);if(node.contents.subarray)return node.contents.subarray(0,node.usedBytes);return new Uint8Array(node.contents)},expandFileStorage(node,newCapacity){var prevCapacity=node.contents?node.contents.length:0;if(prevCapacity>=newCapacity)return;var CAPACITY_DOUBLING_MAX=1024*1024;newCapacity=Math.max(newCapacity,prevCapacity*(prevCapacity>>0);if(prevCapacity!=0)newCapacity=Math.max(newCapacity,256);var oldContents=node.contents;node.contents=new Uint8Array(newCapacity);if(node.usedBytes>0)node.contents.set(oldContents.subarray(0,node.usedBytes),0)},resizeFileStorage(node,newSize){if(node.usedBytes==newSize)return;if(newSize==0){node.contents=null;node.usedBytes=0}else{var oldContents=node.contents;node.contents=new Uint8Array(newSize);if(oldContents){node.contents.set(oldContents.subarray(0,Math.min(newSize,node.usedBytes)))}node.usedBytes=newSize}},node_ops:{getattr(node){var attr={};attr.dev=FS.isChrdev(node.mode)?node.id:1;attr.ino=node.id;attr.mode=node.mode;attr.nlink=1;attr.uid=0;attr.gid=0;attr.rdev=node.rdev;if(FS.isDir(node.mode)){attr.size=4096}else if(FS.isFile(node.mode)){attr.size=node.usedBytes}else if(FS.isLink(node.mode)){attr.size=node.link.length}else{attr.size=0}attr.atime=new Date(node.atime);attr.mtime=new Date(node.mtime);attr.ctime=new Date(node.ctime);attr.blksize=4096;attr.blocks=Math.ceil(attr.size/attr.blksize);return attr},setattr(node,attr){for(const key of["mode","atime","mtime","ctime"]){if(attr[key]){node[key]=attr[key]}}if(attr.size!==undefined){MEMFS.resizeFileStorage(node,attr.size)}},lookup(parent,name){throw MEMFS.doesNotExistError},mknod(parent,name,mode,dev){return MEMFS.createNode(parent,name,mode,dev)},rename(old_node,new_dir,new_name){var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(new_node){if(FS.isDir(old_node.mode)){for(var i in new_node.contents){throw new FS.ErrnoError(55)}}FS.hashRemoveNode(new_node)}delete old_node.parent.contents[old_node.name];new_dir.contents[new_name]=old_node;old_node.name=new_name;new_dir.ctime=new_dir.mtime=old_node.parent.ctime=old_node.parent.mtime=Date.now()},unlink(parent,name){delete parent.contents[name];parent.ctime=parent.mtime=Date.now()},rmdir(parent,name){var node=FS.lookupNode(parent,name);for(var i in node.contents){throw new FS.ErrnoError(55)}delete parent.contents[name];parent.ctime=parent.mtime=Date.now()},readdir(node){return[".","..",...Object.keys(node.contents)]},symlink(parent,newname,oldpath){var node=MEMFS.createNode(parent,newname,511|40960,0);node.link=oldpath;return node},readlink(node){if(!FS.isLink(node.mode)){throw new FS.ErrnoError(28)}return node.link}},stream_ops:{read(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=stream.node.usedBytes)return 0;var size=Math.min(stream.node.usedBytes-position,length);if(size>8&&contents.subarray){buffer.set(contents.subarray(position,position+size),offset)}else{for(var i=0;i0||position+length{var arrayBuffer=await readAsync(url);return new Uint8Array(arrayBuffer)};asyncLoad.isAsync=true;var FS_createDataFile=(parent,name,fileData,canRead,canWrite,canOwn)=>{FS.createDataFile(parent,name,fileData,canRead,canWrite,canOwn)};var preloadPlugins=Module["preloadPlugins"]||[];var FS_handledByPreloadPlugin=(byteArray,fullname,finish,onerror)=>{if(typeof Browser!="undefined")Browser.init();var handled=false;preloadPlugins.forEach(plugin=>{if(handled)return;if(plugin["canHandle"](fullname)){plugin["handle"](byteArray,fullname,finish,onerror);handled=true}});return handled};var FS_createPreloadedFile=(parent,name,url,canRead,canWrite,onload,onerror,dontCreateFile,canOwn,preFinish)=>{var fullname=name?PATH_FS.resolve(PATH.join2(parent,name)):parent;var dep=getUniqueRunDependency(`cp ${fullname}`);function processData(byteArray){function finish(byteArray){preFinish?.();if(!dontCreateFile){FS_createDataFile(parent,name,byteArray,canRead,canWrite,canOwn)}onload?.();removeRunDependency(dep)}if(FS_handledByPreloadPlugin(byteArray,fullname,finish,()=>{onerror?.();removeRunDependency(dep)})){return}finish(byteArray)}addRunDependency(dep);if(typeof url=="string"){asyncLoad(url).then(processData,onerror)}else{processData(url)}};var FS_modeStringToFlags=str=>{var flagModes={r:0,"r+":2,w:512|64|1,"w+":512|64|2,a:1024|64|1,"a+":1024|64|2};var flags=flagModes[str];if(typeof flags=="undefined"){throw new Error(`Unknown file open mode: ${str}`)}return flags};var FS_getMode=(canRead,canWrite)=>{var mode=0;if(canRead)mode|=292|73;if(canWrite)mode|=146;return mode};var ERRNO_CODES={EPERM:63,ENOENT:44,ESRCH:71,EINTR:27,EIO:29,ENXIO:60,E2BIG:1,ENOEXEC:45,EBADF:8,ECHILD:12,EAGAIN:6,EWOULDBLOCK:6,ENOMEM:48,EACCES:2,EFAULT:21,ENOTBLK:105,EBUSY:10,EEXIST:20,EXDEV:75,ENODEV:43,ENOTDIR:54,EISDIR:31,EINVAL:28,ENFILE:41,EMFILE:33,ENOTTY:59,ETXTBSY:74,EFBIG:22,ENOSPC:51,ESPIPE:70,EROFS:69,EMLINK:34,EPIPE:64,EDOM:18,ERANGE:68,ENOMSG:49,EIDRM:24,ECHRNG:106,EL2NSYNC:156,EL3HLT:107,EL3RST:108,ELNRNG:109,EUNATCH:110,ENOCSI:111,EL2HLT:112,EDEADLK:16,ENOLCK:46,EBADE:113,EBADR:114,EXFULL:115,ENOANO:104,EBADRQC:103,EBADSLT:102,EDEADLOCK:16,EBFONT:101,ENOSTR:100,ENODATA:116,ETIME:117,ENOSR:118,ENONET:119,ENOPKG:120,EREMOTE:121,ENOLINK:47,EADV:122,ESRMNT:123,ECOMM:124,EPROTO:65,EMULTIHOP:36,EDOTDOT:125,EBADMSG:9,ENOTUNIQ:126,EBADFD:127,EREMCHG:128,ELIBACC:129,ELIBBAD:130,ELIBSCN:131,ELIBMAX:132,ELIBEXEC:133,ENOSYS:52,ENOTEMPTY:55,ENAMETOOLONG:37,ELOOP:32,EOPNOTSUPP:138,EPFNOSUPPORT:139,ECONNRESET:15,ENOBUFS:42,EAFNOSUPPORT:5,EPROTOTYPE:67,ENOTSOCK:57,ENOPROTOOPT:50,ESHUTDOWN:140,ECONNREFUSED:14,EADDRINUSE:3,ECONNABORTED:13,ENETUNREACH:40,ENETDOWN:38,ETIMEDOUT:73,EHOSTDOWN:142,EHOSTUNREACH:23,EINPROGRESS:26,EALREADY:7,EDESTADDRREQ:17,EMSGSIZE:35,EPROTONOSUPPORT:66,ESOCKTNOSUPPORT:137,EADDRNOTAVAIL:4,ENETRESET:39,EISCONN:30,ENOTCONN:53,ETOOMANYREFS:141,EUSERS:136,EDQUOT:19,ESTALE:72,ENOTSUP:138,ENOMEDIUM:148,EILSEQ:25,EOVERFLOW:61,ECANCELED:11,ENOTRECOVERABLE:56,EOWNERDEAD:62,ESTRPIPE:135};var PROXYFS={mount(mount){return PROXYFS.createNode(null,"/",mount.opts.fs.lstat(mount.opts.root).mode,0)},createNode(parent,name,mode,dev){if(!FS.isDir(mode)&&!FS.isFile(mode)&&!FS.isLink(mode)){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}var node=FS.createNode(parent,name,mode);node.node_ops=PROXYFS.node_ops;node.stream_ops=PROXYFS.stream_ops;return node},realPath(node){var parts=[];while(node.parent!==node){parts.push(node.name);node=node.parent}parts.push(node.mount.opts.root);parts.reverse();return PATH.join(...parts)},node_ops:{getattr(node){var path=PROXYFS.realPath(node);var stat;try{stat=node.mount.opts.fs.lstat(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return{dev:stat.dev,ino:stat.ino,mode:stat.mode,nlink:stat.nlink,uid:stat.uid,gid:stat.gid,rdev:stat.rdev,size:stat.size,atime:stat.atime,mtime:stat.mtime,ctime:stat.ctime,blksize:stat.blksize,blocks:stat.blocks}},setattr(node,attr){var path=PROXYFS.realPath(node);try{if(attr.mode!==undefined){node.mount.opts.fs.chmod(path,attr.mode);node.mode=attr.mode}if(attr.atime||attr.mtime){var atime=new Date(attr.atime||attr.mtime);var mtime=new Date(attr.mtime||attr.atime);node.mount.opts.fs.utime(path,atime,mtime)}if(attr.size!==undefined){node.mount.opts.fs.truncate(path,attr.size)}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},lookup(parent,name){try{var path=PATH.join2(PROXYFS.realPath(parent),name);var mode=parent.mount.opts.fs.lstat(path).mode;var node=PROXYFS.createNode(parent,name,mode);return node}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},mknod(parent,name,mode,dev){var node=PROXYFS.createNode(parent,name,mode,dev);var path=PROXYFS.realPath(node);try{if(FS.isDir(node.mode)){node.mount.opts.fs.mkdir(path,node.mode)}else{node.mount.opts.fs.writeFile(path,"",{mode:node.mode})}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return node},rename(oldNode,newDir,newName){var oldPath=PROXYFS.realPath(oldNode);var newPath=PATH.join2(PROXYFS.realPath(newDir),newName);try{oldNode.mount.opts.fs.rename(oldPath,newPath);oldNode.name=newName}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},unlink(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.unlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},rmdir(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.rmdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readdir(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},symlink(parent,newName,oldPath){var newPath=PATH.join2(PROXYFS.realPath(parent),newName);try{parent.mount.opts.fs.symlink(oldPath,newPath)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readlink(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}}},stream_ops:{open(stream){var path=PROXYFS.realPath(stream.node);try{stream.nfd=stream.node.mount.opts.fs.open(path,stream.flags)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},close(stream){try{stream.node.mount.opts.fs.close(stream.nfd)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},read(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.read(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},write(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.write(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},llseek(stream,offset,whence){var position=offset;if(whence===1){position+=stream.position}else if(whence===2){if(FS.isFile(stream.node.mode)){try{var stat=stream.node.node_ops.getattr(stream.node);position+=stat.size}catch(e){throw new FS.ErrnoError(ERRNO_CODES[e.code])}}}if(position<0){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}return position}}};var FS={root:null,mounts:[],devices:{},streams:[],nextInode:1,nameTable:null,currentPath:"/",initialized:false,ignorePermissions:true,ErrnoError:class{name="ErrnoError";constructor(errno){this.errno=errno}},filesystems:null,syncFSRequests:0,readFiles:{},FSStream:class{shared={};get object(){return this.node}set object(val){this.node=val}get isRead(){return(this.flags&2097155)!==1}get isWrite(){return(this.flags&2097155)!==0}get isAppend(){return this.flags&1024}get flags(){return this.shared.flags}set flags(val){this.shared.flags=val}get position(){return this.shared.position}set position(val){this.shared.position=val}},FSNode:class{node_ops={};stream_ops={};readMode=292|73;writeMode=146;mounted=null;constructor(parent,name,mode,rdev){if(!parent){parent=this}this.parent=parent;this.mount=parent.mount;this.id=FS.nextInode++;this.name=name;this.mode=mode;this.rdev=rdev;this.atime=this.mtime=this.ctime=Date.now()}get read(){return(this.mode&this.readMode)===this.readMode}set read(val){val?this.mode|=this.readMode:this.mode&=~this.readMode}get write(){return(this.mode&this.writeMode)===this.writeMode}set write(val){val?this.mode|=this.writeMode:this.mode&=~this.writeMode}get isFolder(){return FS.isDir(this.mode)}get isDevice(){return FS.isChrdev(this.mode)}},lookupPath(path,opts={}){if(!path)return{path:"",node:null};opts.follow_mount??=true;if(!PATH.isAbs(path)){path=FS.cwd()+"/"+path}linkloop:for(var nlinks=0;nlinks<40;nlinks++){var parts=path.split("/").filter(p=>!!p&&p!==".");var current=FS.root;var current_path="/";for(var i=0;i>>0)%FS.nameTable.length},hashAddNode(node){var hash=FS.hashName(node.parent.id,node.name);node.name_next=FS.nameTable[hash];FS.nameTable[hash]=node},hashRemoveNode(node){var hash=FS.hashName(node.parent.id,node.name);if(FS.nameTable[hash]===node){FS.nameTable[hash]=node.name_next}else{var current=FS.nameTable[hash];while(current){if(current.name_next===node){current.name_next=node.name_next;break}current=current.name_next}}},lookupNode(parent,name){var errCode=FS.mayLookup(parent);if(errCode){throw new FS.ErrnoError(errCode)}var hash=FS.hashName(parent.id,name);for(var node=FS.nameTable[hash];node;node=node.name_next){var nodeName=node.name;if(node.parent.id===parent.id&&nodeName===name){return node}}return FS.lookup(parent,name)},createNode(parent,name,mode,rdev){var node=new FS.FSNode(parent,name,mode,rdev);FS.hashAddNode(node);return node},destroyNode(node){FS.hashRemoveNode(node)},isRoot(node){return node===node.parent},isMountpoint(node){return!!node.mounted},isFile(mode){return(mode&61440)===32768},isDir(mode){return(mode&61440)===16384},isLink(mode){return(mode&61440)===40960},isChrdev(mode){return(mode&61440)===8192},isBlkdev(mode){return(mode&61440)===24576},isFIFO(mode){return(mode&61440)===4096},isSocket(mode){return(mode&49152)===49152},flagsToPermissionString(flag){var perms=["r","w","rw"][flag&3];if(flag&512){perms+="w"}return perms},nodePermissions(node,perms){if(FS.ignorePermissions){return 0}if(perms.includes("r")&&!(node.mode&292)){return 2}else if(perms.includes("w")&&!(node.mode&146)){return 2}else if(perms.includes("x")&&!(node.mode&73)){return 2}return 0},mayLookup(dir){if(!FS.isDir(dir.mode))return 54;var errCode=FS.nodePermissions(dir,"x");if(errCode)return errCode;if(!dir.node_ops.lookup)return 2;return 0},mayCreate(dir,name){if(!FS.isDir(dir.mode)){return 54}try{var node=FS.lookupNode(dir,name);return 20}catch(e){}return FS.nodePermissions(dir,"wx")},mayDelete(dir,name,isdir){var node;try{node=FS.lookupNode(dir,name)}catch(e){return e.errno}var errCode=FS.nodePermissions(dir,"wx");if(errCode){return errCode}if(isdir){if(!FS.isDir(node.mode)){return 54}if(FS.isRoot(node)||FS.getPath(node)===FS.cwd()){return 10}}else{if(FS.isDir(node.mode)){return 31}}return 0},mayOpen(node,flags){if(!node){return 44}if(FS.isLink(node.mode)){return 32}else if(FS.isDir(node.mode)){if(FS.flagsToPermissionString(flags)!=="r"||flags&512){return 31}}return FS.nodePermissions(node,FS.flagsToPermissionString(flags))},MAX_OPEN_FDS:4096,nextfd(){for(var fd=0;fd<=FS.MAX_OPEN_FDS;fd++){if(!FS.streams[fd]){return fd}}throw new FS.ErrnoError(33)},getStreamChecked(fd){var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}return stream},getStream:fd=>FS.streams[fd],createStream(stream,fd=-1){stream=Object.assign(new FS.FSStream,stream);if(fd==-1){fd=FS.nextfd()}stream.fd=fd;FS.streams[fd]=stream;return stream},closeStream(fd){FS.streams[fd]=null},dupStream(origStream,fd=-1){var stream=FS.createStream(origStream,fd);stream.stream_ops?.dup?.(stream);return stream},chrdev_stream_ops:{open(stream){var device=FS.getDevice(stream.node.rdev);stream.stream_ops=device.stream_ops;stream.stream_ops.open?.(stream)},llseek(){throw new FS.ErrnoError(70)}},major:dev=>dev>>8,minor:dev=>dev&255,makedev:(ma,mi)=>ma<<8|mi,registerDevice(dev,ops){FS.devices[dev]={stream_ops:ops}},getDevice:dev=>FS.devices[dev],getMounts(mount){var mounts=[];var check=[mount];while(check.length){var m=check.pop();mounts.push(m);check.push(...m.mounts)}return mounts},syncfs(populate,callback){if(typeof populate=="function"){callback=populate;populate=false}FS.syncFSRequests++;if(FS.syncFSRequests>1){err(`warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work`)}var mounts=FS.getMounts(FS.root.mount);var completed=0;function doCallback(errCode){FS.syncFSRequests--;return callback(errCode)}function done(errCode){if(errCode){if(!done.errored){done.errored=true;return doCallback(errCode)}return}if(++completed>=mounts.length){doCallback(null)}}mounts.forEach(mount=>{if(!mount.type.syncfs){return done(null)}mount.type.syncfs(mount,populate,done)})},mount(type,opts,mountpoint){var root=mountpoint==="/";var pseudo=!mountpoint;var node;if(root&&FS.root){throw new FS.ErrnoError(10)}else if(!root&&!pseudo){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});mountpoint=lookup.path;node=lookup.node;if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}if(!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}}var mount={type,opts,mountpoint,mounts:[]};var mountRoot=type.mount(mount);mountRoot.mount=mount;mount.root=mountRoot;if(root){FS.root=mountRoot}else if(node){node.mounted=mount;if(node.mount){node.mount.mounts.push(mount)}}return mountRoot},unmount(mountpoint){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});if(!FS.isMountpoint(lookup.node)){throw new FS.ErrnoError(28)}var node=lookup.node;var mount=node.mounted;var mounts=FS.getMounts(mount);Object.keys(FS.nameTable).forEach(hash=>{var current=FS.nameTable[hash];while(current){var next=current.name_next;if(mounts.includes(current.mount)){FS.destroyNode(current)}current=next}});node.mounted=null;var idx=node.mount.mounts.indexOf(mount);node.mount.mounts.splice(idx,1)},lookup(parent,name){return parent.node_ops.lookup(parent,name)},mknod(path,mode,dev){var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);if(!name||name==="."||name===".."){throw new FS.ErrnoError(28)}var errCode=FS.mayCreate(parent,name);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.mknod){throw new FS.ErrnoError(63)}return parent.node_ops.mknod(parent,name,mode,dev)},statfs(path){var rtn={bsize:4096,frsize:4096,blocks:1e6,bfree:5e5,bavail:5e5,files:FS.nextInode,ffree:FS.nextInode-1,fsid:42,flags:2,namelen:255};var parent=FS.lookupPath(path,{follow:true}).node;if(parent?.node_ops.statfs){Object.assign(rtn,parent.node_ops.statfs(parent.mount.opts.root))}return rtn},create(path,mode=438){mode&=4095;mode|=32768;return FS.mknod(path,mode,0)},mkdir(path,mode=511){mode&=511|512;mode|=16384;return FS.mknod(path,mode,0)},mkdirTree(path,mode){var dirs=path.split("/");var d="";for(var i=0;iFS.currentPath,chdir(path){var lookup=FS.lookupPath(path,{follow:true});if(lookup.node===null){throw new FS.ErrnoError(44)}if(!FS.isDir(lookup.node.mode)){throw new FS.ErrnoError(54)}var errCode=FS.nodePermissions(lookup.node,"x");if(errCode){throw new FS.ErrnoError(errCode)}FS.currentPath=lookup.path},createDefaultDirectories(){FS.mkdir("/tmp");FS.mkdir("/home");FS.mkdir("/home/web_user")},createDefaultDevices(){FS.mkdir("/dev");FS.registerDevice(FS.makedev(1,3),{read:()=>0,write:(stream,buffer,offset,length,pos)=>length,llseek:()=>0});FS.mkdev("/dev/null",FS.makedev(1,3));TTY.register(FS.makedev(5,0),TTY.default_tty_ops);TTY.register(FS.makedev(6,0),TTY.default_tty1_ops);FS.mkdev("/dev/tty",FS.makedev(5,0));FS.mkdev("/dev/tty1",FS.makedev(6,0));var randomBuffer=new Uint8Array(1024),randomLeft=0;var randomByte=()=>{if(randomLeft===0){randomLeft=randomFill(randomBuffer).byteLength}return randomBuffer[--randomLeft]};FS.createDevice("/dev","random",randomByte);FS.createDevice("/dev","urandom",randomByte);FS.mkdir("/dev/shm");FS.mkdir("/dev/shm/tmp")},createSpecialDirectories(){FS.mkdir("/proc");var proc_self=FS.mkdir("/proc/self");FS.mkdir("/proc/self/fd");FS.mount({mount(){var node=FS.createNode(proc_self,"fd",16895,73);node.stream_ops={llseek:MEMFS.stream_ops.llseek};node.node_ops={lookup(parent,name){var fd=+name;var stream=FS.getStreamChecked(fd);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path},id:fd+1};ret.parent=ret;return ret},readdir(){return Array.from(FS.streams.entries()).filter(([k,v])=>v).map(([k,v])=>k.toString())}};return node}},{},"/proc/self/fd")},createStandardStreams(input,output,error){if(input){FS.createDevice("/dev","stdin",input)}else{FS.symlink("/dev/tty","/dev/stdin")}if(output){FS.createDevice("/dev","stdout",null,output)}else{FS.symlink("/dev/tty","/dev/stdout")}if(error){FS.createDevice("/dev","stderr",null,error)}else{FS.symlink("/dev/tty1","/dev/stderr")}var stdin=FS.open("/dev/stdin",0);var stdout=FS.open("/dev/stdout",1);var stderr=FS.open("/dev/stderr",1)},staticInit(){FS.nameTable=new Array(4096);FS.mount(MEMFS,{},"/");FS.createDefaultDirectories();FS.createDefaultDevices();FS.createSpecialDirectories();FS.filesystems={MEMFS,PROXYFS}},init(input,output,error){FS.initialized=true;input??=Module["stdin"];output??=Module["stdout"];error??=Module["stderr"];FS.createStandardStreams(input,output,error)},quit(){FS.initialized=false;_fflush(0);for(var i=0;ithis.length-1||idx<0){return undefined}var chunkOffset=idx%this.chunkSize;var chunkNum=idx/this.chunkSize|0;return this.getter(chunkNum)[chunkOffset]}setDataGetter(getter){this.getter=getter}cacheLength(){var xhr=new XMLHttpRequest;xhr.open("HEAD",url,false);xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);var datalength=Number(xhr.getResponseHeader("Content-length"));var header;var hasByteServing=(header=xhr.getResponseHeader("Accept-Ranges"))&&header==="bytes";var usesGzip=(header=xhr.getResponseHeader("Content-Encoding"))&&header==="gzip";var chunkSize=1024*1024;if(!hasByteServing)chunkSize=datalength;var doXHR=(from,to)=>{if(from>to)throw new Error("invalid range ("+from+", "+to+") or no bytes requested!");if(to>datalength-1)throw new Error("only "+datalength+" bytes available! programmer error!");var xhr=new XMLHttpRequest;xhr.open("GET",url,false);if(datalength!==chunkSize)xhr.setRequestHeader("Range","bytes="+from+"-"+to);xhr.responseType="arraybuffer";if(xhr.overrideMimeType){xhr.overrideMimeType("text/plain; charset=x-user-defined")}xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);if(xhr.response!==undefined){return new Uint8Array(xhr.response||[])}return intArrayFromString(xhr.responseText||"",true)};var lazyArray=this;lazyArray.setDataGetter(chunkNum=>{var start=chunkNum*chunkSize;var end=(chunkNum+1)*chunkSize-1;end=Math.min(end,datalength-1);if(typeof lazyArray.chunks[chunkNum]=="undefined"){lazyArray.chunks[chunkNum]=doXHR(start,end)}if(typeof lazyArray.chunks[chunkNum]=="undefined")throw new Error("doXHR failed!");return lazyArray.chunks[chunkNum]});if(usesGzip||!datalength){chunkSize=datalength=1;datalength=this.getter(0).length;chunkSize=datalength;out("LazyFiles on gzip forces download of the whole file when length is accessed")}this._length=datalength;this._chunkSize=chunkSize;this.lengthKnown=true}get length(){if(!this.lengthKnown){this.cacheLength()}return this._length}get chunkSize(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}}if(typeof XMLHttpRequest!="undefined"){if(!ENVIRONMENT_IS_WORKER)throw"Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc";var lazyArray=new LazyUint8Array;var properties={isDevice:false,contents:lazyArray}}else{var properties={isDevice:false,url}}var node=FS.createFile(parent,name,properties,canRead,canWrite);if(properties.contents){node.contents=properties.contents}else if(properties.url){node.contents=null;node.url=properties.url}Object.defineProperties(node,{usedBytes:{get:function(){return this.contents.length}}});var stream_ops={};var keys=Object.keys(node.stream_ops);keys.forEach(key=>{var fn=node.stream_ops[key];stream_ops[key]=(...args)=>{FS.forceLoadFile(node);return fn(...args)}});function writeChunks(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=contents.length)return 0;var size=Math.min(contents.length-position,length);if(contents.slice){for(var i=0;i{FS.forceLoadFile(node);return writeChunks(stream,buffer,offset,length,position)};stream_ops.mmap=(stream,length,position,prot,flags)=>{FS.forceLoadFile(node);var ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}writeChunks(stream,HEAP8,ptr,length,position);return{ptr,allocated:true}};node.stream_ops=stream_ops;return node}};Module["FS"]=FS;var SOCKFS={websocketArgs:{},callbacks:{},on(event,callback){SOCKFS.callbacks[event]=callback},emit(event,param){SOCKFS.callbacks[event]?.(param)},mount(mount){SOCKFS.websocketArgs=Module["websocket"]||{};(Module["websocket"]??={})["on"]=SOCKFS.on;return FS.createNode(null,"/",16895,0)},createSocket(family,type,protocol){type&=~526336;var streaming=type==1;if(streaming&&protocol&&protocol!=6){throw new FS.ErrnoError(66)}var sock={family,type,protocol,server:null,error:null,peers:{},pending:[],recv_queue:[],sock_ops:SOCKFS.websocket_sock_ops};var name=SOCKFS.nextname();var node=FS.createNode(SOCKFS.root,name,49152,0);node.sock=sock;var stream=FS.createStream({path:name,node,flags:2,seekable:false,stream_ops:SOCKFS.stream_ops});sock.stream=stream;return sock},getSocket(fd){var stream=FS.getStream(fd);if(!stream||!FS.isSocket(stream.node.mode)){return null}return stream.node.sock},stream_ops:{poll(stream){var sock=stream.node.sock;return sock.sock_ops.poll(sock)},ioctl(stream,request,varargs){var sock=stream.node.sock;return sock.sock_ops.ioctl(sock,request,varargs)},read(stream,buffer,offset,length,position){var sock=stream.node.sock;var msg=sock.sock_ops.recvmsg(sock,length);if(!msg){return 0}buffer.set(msg.buffer,offset);return msg.buffer.length},write(stream,buffer,offset,length,position){var sock=stream.node.sock;return sock.sock_ops.sendmsg(sock,buffer,offset,length)},close(stream){var sock=stream.node.sock;sock.sock_ops.close(sock)}},nextname(){if(!SOCKFS.nextname.current){SOCKFS.nextname.current=0}return`socket[${SOCKFS.nextname.current++}]`},websocket_sock_ops:{createPeer(sock,addr,port){var ws;if(typeof addr=="object"){ws=addr;addr=null;port=null}if(ws){if(ws._socket){addr=ws._socket.remoteAddress;port=ws._socket.remotePort}else{var result=/ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url);if(!result){throw new Error("WebSocket URL must be in the format ws(s)://address:port")}addr=result[1];port=parseInt(result[2],10)}}else{try{var url="ws:#".replace("#","//");var subProtocols="binary";var opts=undefined;if("function"===typeof SOCKFS.websocketArgs["url"]) { +url = SOCKFS.websocketArgs["url"](...arguments); +}else if ("string" === typeof SOCKFS.websocketArgs["url"]){url=SOCKFS.websocketArgs["url"]}if(SOCKFS.websocketArgs["subprotocol"]){subProtocols=SOCKFS.websocketArgs["subprotocol"]}else if(SOCKFS.websocketArgs["subprotocol"]===null){subProtocols="null"}if(url==="ws://"||url==="wss://"){var parts=addr.split("/");url=url+parts[0]+":"+port+"/"+parts.slice(1).join("/")}if(subProtocols!=="null"){subProtocols=subProtocols.replace(/^ +| +$/g,"").split(/ *, */);opts=subProtocols}var WebSocketConstructor;{WebSocketConstructor=WebSocket}if (Module['websocket']['decorator']) {WebSocketConstructor = Module['websocket']['decorator'](WebSocketConstructor);}ws = new WebSocketConstructor(url,opts);ws.binaryType="arraybuffer"}catch(e){throw new FS.ErrnoError(23)}}var peer={addr,port,socket:ws,msg_send_queue:[]};SOCKFS.websocket_sock_ops.addPeer(sock,peer);SOCKFS.websocket_sock_ops.handlePeerEvents(sock,peer);if(sock.type===2&&typeof sock.sport!="undefined"){peer.msg_send_queue.push(new Uint8Array([255,255,255,255,"p".charCodeAt(0),"o".charCodeAt(0),"r".charCodeAt(0),"t".charCodeAt(0),(sock.sport&65280)>>8,sock.sport&255]))}return peer},getPeer(sock,addr,port){return sock.peers[addr+":"+port]},addPeer(sock,peer){sock.peers[peer.addr+":"+peer.port]=peer},removePeer(sock,peer){delete sock.peers[peer.addr+":"+peer.port]},handlePeerEvents(sock,peer){var first=true;var handleOpen=function(){sock.connecting=false;SOCKFS.emit("open",sock.stream.fd);try{var queued=peer.msg_send_queue.shift();while(queued){peer.socket.send(queued);queued=peer.msg_send_queue.shift()}}catch(e){peer.socket.close()}};function handleMessage(data){if(typeof data=="string"){var encoder=new TextEncoder;data=encoder.encode(data)}else{assert(data.byteLength!==undefined);if(data.byteLength==0){return}data=new Uint8Array(data)}var wasfirst=first;first=false;if(wasfirst&&data.length===10&&data[0]===255&&data[1]===255&&data[2]===255&&data[3]===255&&data[4]==="p".charCodeAt(0)&&data[5]==="o".charCodeAt(0)&&data[6]==="r".charCodeAt(0)&&data[7]==="t".charCodeAt(0)){var newport=data[8]<<8|data[9];SOCKFS.websocket_sock_ops.removePeer(sock,peer);peer.port=newport;SOCKFS.websocket_sock_ops.addPeer(sock,peer);return}sock.recv_queue.push({addr:peer.addr,port:peer.port,data});SOCKFS.emit("message",sock.stream.fd)}if(ENVIRONMENT_IS_NODE){peer.socket.on("open",handleOpen);peer.socket.on("message",function(data,isBinary){if(!isBinary){return}handleMessage(new Uint8Array(data).buffer)});peer.socket.on("close",function(){SOCKFS.emit("close",sock.stream.fd)});peer.socket.on("error",function(error){sock.error=14;SOCKFS.emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])})}else{peer.socket.onopen=handleOpen;peer.socket.onclose=function(){SOCKFS.emit("close",sock.stream.fd)};peer.socket.onmessage=function peer_socket_onmessage(event){handleMessage(event.data)};peer.socket.onerror=function(error){sock.error=14;SOCKFS.emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])}}},poll(sock){if(sock.type===1&&sock.server){return sock.pending.length?64|1:0}var mask=0;var dest=sock.type===1?SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport):null;if(sock.recv_queue.length||!dest||dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=64|1}if(!dest||dest&&dest.socket.readyState===dest.socket.OPEN){mask|=4}if(dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){if(sock.connecting){mask|=4}else{mask|=16}}return mask},ioctl(sock,request,arg){switch(request){case 21531:var bytes=0;if(sock.recv_queue.length){bytes=sock.recv_queue[0].data.length}HEAP32[arg>>2]=bytes;return 0;default:return 28}},close(sock){if(sock.server){try{sock.server.close()}catch(e){}sock.server=null}var peers=Object.keys(sock.peers);for(var i=0;i{var socket=SOCKFS.getSocket(fd);if(!socket)throw new FS.ErrnoError(8);return socket};var inetPton4=str=>{var b=str.split(".");for(var i=0;i<4;i++){var tmp=Number(b[i]);if(isNaN(tmp))return null;b[i]=tmp}return(b[0]|b[1]<<8|b[2]<<16|b[3]<<24)>>>0};var jstoi_q=str=>parseInt(str);var inetPton6=str=>{var words;var w,offset,z;var valid6regx=/^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i;var parts=[];if(!valid6regx.test(str)){return null}if(str==="::"){return[0,0,0,0,0,0,0,0]}if(str.startsWith("::")){str=str.replace("::","Z:")}else{str=str.replace("::",":Z:")}if(str.indexOf(".")>0){str=str.replace(new RegExp("[.]","g"),":");words=str.split(":");words[words.length-4]=jstoi_q(words[words.length-4])+jstoi_q(words[words.length-3])*256;words[words.length-3]=jstoi_q(words[words.length-2])+jstoi_q(words[words.length-1])*256;words=words.slice(0,words.length-2)}else{words=str.split(":")}offset=0;z=0;for(w=0;w{switch(family){case 2:addr=inetPton4(addr);zeroMemory(sa,16);if(addrlen){HEAP32[addrlen>>2]=16}HEAP16[sa>>1]=family;HEAP32[sa+4>>2]=addr;HEAP16[sa+2>>1]=_htons(port);break;case 10:addr=inetPton6(addr);zeroMemory(sa,28);if(addrlen){HEAP32[addrlen>>2]=28}HEAP32[sa>>2]=family;HEAP32[sa+8>>2]=addr[0];HEAP32[sa+12>>2]=addr[1];HEAP32[sa+16>>2]=addr[2];HEAP32[sa+20>>2]=addr[3];HEAP16[sa+2>>1]=_htons(port);break;default:return 5}return 0};var DNS={address_map:{id:1,addrs:{},names:{}},lookup_name(name){var res=inetPton4(name);if(res!==null){return name}res=inetPton6(name);if(res!==null){return name}var addr;if(DNS.address_map.addrs[name]){addr=DNS.address_map.addrs[name]}else{var id=DNS.address_map.id++;assert(id<65535,"exceeded max address mappings of 65535");addr="172.29."+(id&255)+"."+(id&65280);DNS.address_map.names[addr]=name;DNS.address_map.addrs[name]=addr}return addr},lookup_addr(addr){if(DNS.address_map.names[addr]){return DNS.address_map.names[addr]}return null}};function ___syscall_accept4(fd,addr,addrlen,flags,d1,d2){try{var sock=getSocketFromFD(fd);var newsock=sock.sock_ops.accept(sock);if(addr){var errno=writeSockaddr(addr,newsock.family,DNS.lookup_name(newsock.daddr),newsock.dport,addrlen)}return newsock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var inetNtop4=addr=>(addr&255)+"."+(addr>>8&255)+"."+(addr>>16&255)+"."+(addr>>24&255);var inetNtop6=ints=>{var str="";var word=0;var longest=0;var lastzero=0;var zstart=0;var len=0;var i=0;var parts=[ints[0]&65535,ints[0]>>16,ints[1]&65535,ints[1]>>16,ints[2]&65535,ints[2]>>16,ints[3]&65535,ints[3]>>16];var hasipv4=true;var v4part="";for(i=0;i<5;i++){if(parts[i]!==0){hasipv4=false;break}}if(hasipv4){v4part=inetNtop4(parts[6]|parts[7]<<16);if(parts[5]===-1){str="::ffff:";str+=v4part;return str}if(parts[5]===0){str="::";if(v4part==="0.0.0.0")v4part="";if(v4part==="0.0.0.1")v4part="1";str+=v4part;return str}}for(word=0;word<8;word++){if(parts[word]===0){if(word-lastzero>1){len=0}lastzero=word;len++}if(len>longest){longest=len;zstart=word-longest+1}}for(word=0;word<8;word++){if(longest>1){if(parts[word]===0&&word>=zstart&&word{var family=HEAP16[sa>>1];var port=_ntohs(HEAPU16[sa+2>>1]);var addr;switch(family){case 2:if(salen!==16){return{errno:28}}addr=HEAP32[sa+4>>2];addr=inetNtop4(addr);break;case 10:if(salen!==28){return{errno:28}}addr=[HEAP32[sa+8>>2],HEAP32[sa+12>>2],HEAP32[sa+16>>2],HEAP32[sa+20>>2]];addr=inetNtop6(addr);break;default:return{errno:5}}return{family,addr,port}};var getSocketAddress=(addrp,addrlen)=>{var info=readSockaddr(addrp,addrlen);if(info.errno)throw new FS.ErrnoError(info.errno);info.addr=DNS.lookup_addr(info.addr)||info.addr;return info};function ___syscall_bind(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.bind(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var SYSCALLS={DEFAULT_POLLMASK:5,calculateAt(dirfd,path,allowEmpty){if(PATH.isAbs(path)){return path}var dir;if(dirfd===-100){dir=FS.cwd()}else{var dirstream=SYSCALLS.getStreamFromFD(dirfd);dir=dirstream.path}if(path.length==0){if(!allowEmpty){throw new FS.ErrnoError(44)}return dir}return dir+"/"+path},doStat(func,path,buf){var stat=func(path);HEAP32[buf>>2]=stat.dev;HEAP32[buf+4>>2]=stat.mode;HEAPU32[buf+8>>2]=stat.nlink;HEAP32[buf+12>>2]=stat.uid;HEAP32[buf+16>>2]=stat.gid;HEAP32[buf+20>>2]=stat.rdev;tempI64=[stat.size>>>0,(tempDouble=stat.size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+24>>2]=tempI64[0],HEAP32[buf+28>>2]=tempI64[1];HEAP32[buf+32>>2]=4096;HEAP32[buf+36>>2]=stat.blocks;var atime=stat.atime.getTime();var mtime=stat.mtime.getTime();var ctime=stat.ctime.getTime();tempI64=[Math.floor(atime/1e3)>>>0,(tempDouble=Math.floor(atime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+40>>2]=tempI64[0],HEAP32[buf+44>>2]=tempI64[1];HEAPU32[buf+48>>2]=atime%1e3*1e3*1e3;tempI64=[Math.floor(mtime/1e3)>>>0,(tempDouble=Math.floor(mtime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+56>>2]=tempI64[0],HEAP32[buf+60>>2]=tempI64[1];HEAPU32[buf+64>>2]=mtime%1e3*1e3*1e3;tempI64=[Math.floor(ctime/1e3)>>>0,(tempDouble=Math.floor(ctime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+72>>2]=tempI64[0],HEAP32[buf+76>>2]=tempI64[1];HEAPU32[buf+80>>2]=ctime%1e3*1e3*1e3;tempI64=[stat.ino>>>0,(tempDouble=stat.ino,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+88>>2]=tempI64[0],HEAP32[buf+92>>2]=tempI64[1];return 0},doMsync(addr,stream,len,flags,offset){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}if(flags&2){return 0}var buffer=HEAPU8.slice(addr,addr+len);FS.msync(stream,buffer,offset,len,flags)},getStreamFromFD(fd){var stream=FS.getStreamChecked(fd);return stream},varargs:undefined,getStr(ptr){var ret=UTF8ToString(ptr);return ret}};function ___syscall_chdir(path){try{path=SYSCALLS.getStr(path);FS.chdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_chmod(path,mode){try{path=SYSCALLS.getStr(path);FS.chmod(path,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_connect(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.connect(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup(fd){try{var old=SYSCALLS.getStreamFromFD(fd);return FS.dupStream(old).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup3(fd,newfd,flags){try{var old=SYSCALLS.getStreamFromFD(fd);if(old.fd===newfd)return-28;if(newfd<0||newfd>=FS.MAX_OPEN_FDS)return-8;var existing=FS.getStream(newfd);if(existing)FS.close(existing);return FS.dupStream(old,newfd).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_faccessat(dirfd,path,amode,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(amode&~7){return-28}var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;if(!node){return-44}var perms="";if(amode&4)perms+="r";if(amode&2)perms+="w";if(amode&1)perms+="x";if(perms&&FS.nodePermissions(node,perms)){return-2}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var convertI32PairToI53Checked=(lo,hi)=>hi+2097152>>>0<4194305-!!lo?(lo>>>0)+hi*4294967296:NaN;function ___syscall_fallocate(fd,mode,offset_low,offset_high,len_low,len_high){var offset=convertI32PairToI53Checked(offset_low,offset_high);var len=convertI32PairToI53Checked(len_low,len_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);FS.allocate(stream,offset,len);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchmod(fd,mode){try{FS.fchmod(fd,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchown32(fd,owner,group){try{FS.fchown(fd,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchownat(dirfd,path,owner,group,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;flags=flags&~256;path=SYSCALLS.calculateAt(dirfd,path);(nofollow?FS.lchown:FS.chown)(path,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var syscallGetVarargI=()=>{var ret=HEAP32[+SYSCALLS.varargs>>2];SYSCALLS.varargs+=4;return ret};var syscallGetVarargP=syscallGetVarargI;function ___syscall_fcntl64(fd,cmd,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(cmd){case 0:{var arg=syscallGetVarargI();if(arg<0){return-28}while(FS.streams[arg]){arg++}var newStream;newStream=FS.dupStream(stream,arg);return newStream.fd}case 1:case 2:return 0;case 3:return stream.flags;case 4:{var arg=syscallGetVarargI();stream.flags|=arg;return 0}case 12:{var arg=syscallGetVarargP();var offset=0;HEAP16[arg+offset>>1]=2;return 0}case 13:case 14:return 0}return-28}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fdatasync(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fstat64(fd,buf){try{var stream=SYSCALLS.getStreamFromFD(fd);return SYSCALLS.doStat(FS.stat,stream.path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_ftruncate64(fd,length_low,length_high){var length=convertI32PairToI53Checked(length_low,length_high);try{if(isNaN(length))return 61;FS.ftruncate(fd,length);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var stringToUTF8=(str,outPtr,maxBytesToWrite)=>stringToUTF8Array(str,HEAPU8,outPtr,maxBytesToWrite);Module["stringToUTF8"]=stringToUTF8;function ___syscall_getcwd(buf,size){try{if(size===0)return-28;var cwd=FS.cwd();var cwdLengthInBytes=lengthBytesUTF8(cwd)+1;if(size>>0,(tempDouble=id,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos>>2]=tempI64[0],HEAP32[dirp+pos+4>>2]=tempI64[1];tempI64=[(idx+1)*struct_size>>>0,(tempDouble=(idx+1)*struct_size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos+8>>2]=tempI64[0],HEAP32[dirp+pos+12>>2]=tempI64[1];HEAP16[dirp+pos+16>>1]=280;HEAP8[dirp+pos+18]=type;stringToUTF8(name,dirp+pos+19,256);pos+=struct_size}FS.llseek(stream,idx*struct_size,0);return pos}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getpeername(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);if(!sock.daddr){return-53}var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.daddr),sock.dport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockname(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.saddr||"0.0.0.0"),sock.sport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockopt(fd,level,optname,optval,optlen,d1){try{var sock=getSocketFromFD(fd);if(level===1){if(optname===4){HEAP32[optval>>2]=sock.error;HEAP32[optlen>>2]=4;sock.error=null;return 0}}return-50}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_ioctl(fd,op,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(op){case 21509:{if(!stream.tty)return-59;return 0}case 21505:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcgets){var termios=stream.tty.ops.ioctl_tcgets(stream);var argp=syscallGetVarargP();HEAP32[argp>>2]=termios.c_iflag||0;HEAP32[argp+4>>2]=termios.c_oflag||0;HEAP32[argp+8>>2]=termios.c_cflag||0;HEAP32[argp+12>>2]=termios.c_lflag||0;for(var i=0;i<32;i++){HEAP8[argp+i+17]=termios.c_cc[i]||0}return 0}return 0}case 21510:case 21511:case 21512:{if(!stream.tty)return-59;return 0}case 21506:case 21507:case 21508:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcsets){var argp=syscallGetVarargP();var c_iflag=HEAP32[argp>>2];var c_oflag=HEAP32[argp+4>>2];var c_cflag=HEAP32[argp+8>>2];var c_lflag=HEAP32[argp+12>>2];var c_cc=[];for(var i=0;i<32;i++){c_cc.push(HEAP8[argp+i+17])}return stream.tty.ops.ioctl_tcsets(stream.tty,op,{c_iflag,c_oflag,c_cflag,c_lflag,c_cc})}return 0}case 21519:{if(!stream.tty)return-59;var argp=syscallGetVarargP();HEAP32[argp>>2]=0;return 0}case 21520:{if(!stream.tty)return-59;return-28}case 21531:{var argp=syscallGetVarargP();return FS.ioctl(stream,op,argp)}case 21523:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tiocgwinsz){var winsize=stream.tty.ops.ioctl_tiocgwinsz(stream.tty);var argp=syscallGetVarargP();HEAP16[argp>>1]=winsize[0];HEAP16[argp+2>>1]=winsize[1]}return 0}case 21524:{if(!stream.tty)return-59;return 0}case 21515:{if(!stream.tty)return-59;return 0}default:return-28}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_listen(fd,backlog){try{var sock=getSocketFromFD(fd);sock.sock_ops.listen(sock,backlog);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_lstat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.lstat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_mkdirat(dirfd,path,mode){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);FS.mkdir(path,mode,0);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_newfstatat(dirfd,path,buf,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;var allowEmpty=flags&4096;flags=flags&~6400;path=SYSCALLS.calculateAt(dirfd,path,allowEmpty);return SYSCALLS.doStat(nofollow?FS.lstat:FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_openat(dirfd,path,flags,varargs){SYSCALLS.varargs=varargs;try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);var mode=varargs?syscallGetVarargI():0;return FS.open(path,flags,mode).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var PIPEFS={BUCKET_BUFFER_SIZE:8192,mount(mount){return FS.createNode(null,"/",16384|511,0)},createPipe(){var pipe={buckets:[],refcnt:2};pipe.buckets.push({buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:0,roffset:0});var rName=PIPEFS.nextname();var wName=PIPEFS.nextname();var rNode=FS.createNode(PIPEFS.root,rName,4096,0);var wNode=FS.createNode(PIPEFS.root,wName,4096,0);rNode.pipe=pipe;wNode.pipe=pipe;var readableStream=FS.createStream({path:rName,node:rNode,flags:0,seekable:false,stream_ops:PIPEFS.stream_ops});rNode.stream=readableStream;var writableStream=FS.createStream({path:wName,node:wNode,flags:1,seekable:false,stream_ops:PIPEFS.stream_ops});wNode.stream=writableStream;return{readable_fd:readableStream.fd,writable_fd:writableStream.fd}},stream_ops:{poll(stream){var pipe=stream.node.pipe;if((stream.flags&2097155)===1){return 256|4}if(pipe.buckets.length>0){for(var i=0;i0){return 64|1}}}return 0},ioctl(stream,request,varargs){return 28},fsync(stream){return 28},read(stream,buffer,offset,length,position){var pipe=stream.node.pipe;var currentLength=0;for(var i=0;i=dataLen){currBucket.buffer.set(data,currBucket.offset);currBucket.offset+=dataLen;return dataLen}else if(freeBytesInCurrBuffer>0){currBucket.buffer.set(data.subarray(0,freeBytesInCurrBuffer),currBucket.offset);currBucket.offset+=freeBytesInCurrBuffer;data=data.subarray(freeBytesInCurrBuffer,data.byteLength)}var numBuckets=data.byteLength/PIPEFS.BUCKET_BUFFER_SIZE|0;var remElements=data.byteLength%PIPEFS.BUCKET_BUFFER_SIZE;for(var i=0;i0){var newBucket={buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:data.byteLength,roffset:0};pipe.buckets.push(newBucket);newBucket.buffer.set(data)}return dataLen},close(stream){var pipe=stream.node.pipe;pipe.refcnt--;if(pipe.refcnt===0){pipe.buckets=null}}},nextname(){if(!PIPEFS.nextname.current){PIPEFS.nextname.current=0}return"pipe["+PIPEFS.nextname.current+++"]"}};function ___syscall_pipe(fdPtr){try{if(fdPtr==0){throw new FS.ErrnoError(21)}var res=PIPEFS.createPipe();HEAP32[fdPtr>>2]=res.readable_fd;HEAP32[fdPtr+4>>2]=res.writable_fd;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_poll(fds,nfds,timeout){try{var nonzero=0;for(var i=0;i>2];var events=HEAP16[pollfd+4>>1];var mask=32;var stream=FS.getStream(fd);if(stream){mask=SYSCALLS.DEFAULT_POLLMASK;if (stream.stream_ops?.poll){mask=stream.stream_ops.poll(stream,-1)}}mask&=events|8|16;if(mask)nonzero++;HEAP16[pollfd+6>>1]=mask}return nonzero}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_readlinkat(dirfd,path,buf,bufsize){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(bufsize<=0)return-28;var ret=FS.readlink(path);var len=Math.min(bufsize,lengthBytesUTF8(ret));var endChar=HEAP8[buf+len];stringToUTF8(ret,buf,bufsize+1);HEAP8[buf+len]=endChar;return len}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_recvfrom(fd,buf,len,flags,addr,addrlen){try{var sock=getSocketFromFD(fd);var msg=sock.sock_ops.recvmsg(sock, len, typeof flags !== "undefined" ? flags : 0);if(!msg)return 0;if(addr){var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(msg.addr),msg.port,addrlen)}HEAPU8.set(msg.buffer,buf);return msg.buffer.byteLength}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_renameat(olddirfd,oldpath,newdirfd,newpath){try{oldpath=SYSCALLS.getStr(oldpath);newpath=SYSCALLS.getStr(newpath);oldpath=SYSCALLS.calculateAt(olddirfd,oldpath);newpath=SYSCALLS.calculateAt(newdirfd,newpath);FS.rename(oldpath,newpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_rmdir(path){try{path=SYSCALLS.getStr(path);FS.rmdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_sendto(fd,message,length,flags,addr,addr_len){try{var sock=getSocketFromFD(fd);if(!addr){return FS.write(sock.stream,HEAP8,message,length)}var dest=getSocketAddress(addr,addr_len);return sock.sock_ops.sendmsg(sock,HEAP8,message,length,dest.addr,dest.port)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_socket(domain,type,protocol){try{var sock=SOCKFS.createSocket(domain,type,protocol);return sock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_stat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_statfs64(path,size,buf){try{var stats=FS.statfs(SYSCALLS.getStr(path));HEAP32[buf+4>>2]=stats.bsize;HEAP32[buf+40>>2]=stats.bsize;HEAP32[buf+8>>2]=stats.blocks;HEAP32[buf+12>>2]=stats.bfree;HEAP32[buf+16>>2]=stats.bavail;HEAP32[buf+20>>2]=stats.files;HEAP32[buf+24>>2]=stats.ffree;HEAP32[buf+28>>2]=stats.fsid;HEAP32[buf+44>>2]=stats.flags;HEAP32[buf+36>>2]=stats.namelen;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_symlinkat(target,dirfd,linkpath){try{target=SYSCALLS.getStr(target);linkpath=SYSCALLS.getStr(linkpath);linkpath=SYSCALLS.calculateAt(dirfd,linkpath);FS.symlink(target,linkpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_unlinkat(dirfd,path,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(flags===0){FS.unlink(path)}else if(flags===512){FS.rmdir(path)}else{abort("Invalid flags passed to unlinkat")}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var readI53FromI64=ptr=>HEAPU32[ptr>>2]+HEAP32[ptr+4>>2]*4294967296;function ___syscall_utimensat(dirfd,path,times,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path,true);var now=Date.now(),atime,mtime;if(!times){atime=now;mtime=now}else{var seconds=readI53FromI64(times);var nanoseconds=HEAP32[times+8>>2];if(nanoseconds==1073741823){atime=now}else if(nanoseconds==1073741822){atime=null}else{atime=seconds*1e3+nanoseconds/(1e3*1e3)}times+=16;seconds=readI53FromI64(times);nanoseconds=HEAP32[times+8>>2];if(nanoseconds==1073741823){mtime=now}else if(nanoseconds==1073741822){mtime=null}else{mtime=seconds*1e3+nanoseconds/(1e3*1e3)}}if((mtime??atime)!==null){FS.utime(path,atime,mtime)}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var __abort_js=()=>abort("");var __emscripten_lookup_name=name=>{var nameString=UTF8ToString(name);return inetPton4(DNS.lookup_name(nameString))};var __emscripten_memcpy_js=(dest,src,num)=>HEAPU8.copyWithin(dest,src,src+num);var runtimeKeepaliveCounter=0;var __emscripten_runtime_keepalive_clear=()=>{noExitRuntime=false;runtimeKeepaliveCounter=0};var __emscripten_throw_longjmp=()=>{throw Infinity};function __gmtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getUTCSeconds();HEAP32[tmPtr+4>>2]=date.getUTCMinutes();HEAP32[tmPtr+8>>2]=date.getUTCHours();HEAP32[tmPtr+12>>2]=date.getUTCDate();HEAP32[tmPtr+16>>2]=date.getUTCMonth();HEAP32[tmPtr+20>>2]=date.getUTCFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getUTCDay();var start=Date.UTC(date.getUTCFullYear(),0,1,0,0,0,0);var yday=(date.getTime()-start)/(1e3*60*60*24)|0;HEAP32[tmPtr+28>>2]=yday}var isLeapYear=year=>year%4===0&&(year%100!==0||year%400===0);var MONTH_DAYS_LEAP_CUMULATIVE=[0,31,60,91,121,152,182,213,244,274,305,335];var MONTH_DAYS_REGULAR_CUMULATIVE=[0,31,59,90,120,151,181,212,243,273,304,334];var ydayFromDate=date=>{var leap=isLeapYear(date.getFullYear());var monthDaysCumulative=leap?MONTH_DAYS_LEAP_CUMULATIVE:MONTH_DAYS_REGULAR_CUMULATIVE;var yday=monthDaysCumulative[date.getMonth()]+date.getDate()-1;return yday};function __localtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr+36>>2]=-(date.getTimezoneOffset()*60);var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dst=(summerOffset!=winterOffset&&date.getTimezoneOffset()==Math.min(winterOffset,summerOffset))|0;HEAP32[tmPtr+32>>2]=dst}var setTempRet0=val=>__emscripten_tempret_set(val);var __mktime_js=function(tmPtr){var ret=(()=>{var date=new Date(HEAP32[tmPtr+20>>2]+1900,HEAP32[tmPtr+16>>2],HEAP32[tmPtr+12>>2],HEAP32[tmPtr+8>>2],HEAP32[tmPtr+4>>2],HEAP32[tmPtr>>2],0);var dst=HEAP32[tmPtr+32>>2];var guessedOffset=date.getTimezoneOffset();var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dstOffset=Math.min(winterOffset,summerOffset);if(dst<0){HEAP32[tmPtr+32>>2]=Number(summerOffset!=winterOffset&&dstOffset==guessedOffset)}else if(dst>0!=(dstOffset==guessedOffset)){var nonDstOffset=Math.max(winterOffset,summerOffset);var trueOffset=dst>0?dstOffset:nonDstOffset;date.setTime(date.getTime()+(trueOffset-guessedOffset)*6e4)}HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getYear();var timeMs=date.getTime();if(isNaN(timeMs)){return-1}return timeMs/1e3})();return setTempRet0((tempDouble=ret,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)),ret>>>0};function __mmap_js(len,prot,flags,fd,offset_low,offset_high,allocated,addr){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);var res=FS.mmap(stream,len,offset,prot,flags);var ptr=res.ptr;HEAP32[allocated>>2]=res.allocated;HEAPU32[addr>>2]=ptr;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function __munmap_js(addr,len,prot,flags,fd,offset_low,offset_high){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{var stream=SYSCALLS.getStreamFromFD(fd);if(prot&2){SYSCALLS.doMsync(addr,stream,len,flags,offset)}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var timers={};var handleException=e=>{if(e instanceof ExitStatus||e=="unwind"){return EXITSTATUS}quit_(1,e)};var keepRuntimeAlive=()=>noExitRuntime||runtimeKeepaliveCounter>0;var _proc_exit=code=>{EXITSTATUS=code;if(!keepRuntimeAlive()){Module["onExit"]?.(code);ABORT=true}quit_(code,new ExitStatus(code))};var exitJS=(status,implicit)=>{EXITSTATUS=status;if(!keepRuntimeAlive()){exitRuntime()}_proc_exit(status)};var _exit=exitJS;Module["_exit"]=_exit;var maybeExit=()=>{if(runtimeExited){return}if(!keepRuntimeAlive()){try{_exit(EXITSTATUS)}catch(e){handleException(e)}}};var callUserCallback=func=>{if(runtimeExited||ABORT){return}try{func();maybeExit()}catch(e){handleException(e)}};var _emscripten_get_now=()=>performance.now();var __setitimer_js=(which,timeout_ms)=>{if(timers[which]){clearTimeout(timers[which].id);delete timers[which]}if(!timeout_ms)return 0;var id=setTimeout(()=>{delete timers[which];callUserCallback(()=>__emscripten_timeout(which,_emscripten_get_now()))},timeout_ms);timers[which]={id,timeout_ms};return 0};var __tzset_js=(timezone,daylight,std_name,dst_name)=>{var currentYear=(new Date).getFullYear();var winter=new Date(currentYear,0,1);var summer=new Date(currentYear,6,1);var winterOffset=winter.getTimezoneOffset();var summerOffset=summer.getTimezoneOffset();var stdTimezoneOffset=Math.max(winterOffset,summerOffset);HEAPU32[timezone>>2]=stdTimezoneOffset*60;HEAP32[daylight>>2]=Number(winterOffset!=summerOffset);var extractZone=timezoneOffset=>{var sign=timezoneOffset>=0?"-":"+";var absOffset=Math.abs(timezoneOffset);var hours=String(Math.floor(absOffset/60)).padStart(2,"0");var minutes=String(absOffset%60).padStart(2,"0");return`UTC${sign}${hours}${minutes}`};var winterName=extractZone(winterOffset);var summerName=extractZone(summerOffset);if(summerOffsetDate.now();var nowIsMonotonic=1;var checkWasiClock=clock_id=>clock_id>=0&&clock_id<=3;function _clock_time_get(clk_id,ignored_precision_low,ignored_precision_high,ptime){var ignored_precision=convertI32PairToI53Checked(ignored_precision_low,ignored_precision_high);if(!checkWasiClock(clk_id)){return 28}var now;if(clk_id===0){now=_emscripten_date_now()}else if(nowIsMonotonic){now=_emscripten_get_now()}else{return 52}var nsec=Math.round(now*1e3*1e3);tempI64=[nsec>>>0,(tempDouble=nsec,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[ptime>>2]=tempI64[0],HEAP32[ptime+4>>2]=tempI64[1];return 0}var getHeapMax=()=>2147483648;var _emscripten_get_heap_max=()=>getHeapMax();var growMemory=size=>{var b=wasmMemory.buffer;var pages=(size-b.byteLength+65535)/65536|0;try{wasmMemory.grow(pages);updateMemoryViews();return 1}catch(e){}};var _emscripten_resize_heap=requestedSize=>{var oldSize=HEAPU8.length;requestedSize>>>=0;var maxHeapSize=getHeapMax();if(requestedSize>maxHeapSize){return false}for(var cutDown=1;cutDown<=4;cutDown*=2){var overGrownHeapSize=oldSize*(1+.2/cutDown);overGrownHeapSize=Math.min(overGrownHeapSize,requestedSize+100663296);var newSize=Math.min(maxHeapSize,alignMemory(Math.max(requestedSize,overGrownHeapSize),65536));var replacement=growMemory(newSize);if(replacement){return true}}return false};var runtimeKeepalivePush=()=>{runtimeKeepaliveCounter+=1};var runtimeKeepalivePop=()=>{runtimeKeepaliveCounter-=1};var safeSetTimeout=(func,timeout)=>{runtimeKeepalivePush();return setTimeout(()=>{runtimeKeepalivePop();callUserCallback(func)},timeout)};var _emscripten_sleep=ms=>Asyncify.handleSleep(wakeUp=>safeSetTimeout(wakeUp,ms));Module["_emscripten_sleep"]=_emscripten_sleep;_emscripten_sleep.isAsync=true;var ENV = PHPLoader.ENV || {};var getExecutableName=()=>thisProgram||"./this.program";var getEnvStrings=()=>{if(!getEnvStrings.strings){var lang=(typeof navigator=="object"&&navigator.languages&&navigator.languages[0]||"C").replace("-","_")+".UTF-8";var env={USER:"web_user",LOGNAME:"web_user",PATH:"/",PWD:"/",HOME:"/home/web_user",LANG:lang,_:getExecutableName()};for(var x in ENV){if(ENV[x]===undefined)delete env[x];else env[x]=ENV[x]}var strings=[];for(var x in env){strings.push(`${x}=${env[x]}`)}getEnvStrings.strings=strings}return getEnvStrings.strings};var stringToAscii=(str,buffer)=>{for(var i=0;i{var bufSize=0;getEnvStrings().forEach((string,i)=>{var ptr=environ_buf+bufSize;HEAPU32[__environ+i*4>>2]=ptr;stringToAscii(string,ptr);bufSize+=string.length+1});return 0};var _environ_sizes_get=(penviron_count,penviron_buf_size)=>{var strings=getEnvStrings();HEAPU32[penviron_count>>2]=strings.length;var bufSize=0;strings.forEach(string=>bufSize+=string.length+1);HEAPU32[penviron_buf_size>>2]=bufSize;return 0};function _fd_close(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);FS.close(stream);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_fdstat_get(fd,pbuf){try{var rightsBase=0;var rightsInheriting=0;var flags=0;{var stream=SYSCALLS.getStreamFromFD(fd);var type=stream.tty?2:FS.isDir(stream.mode)?3:FS.isLink(stream.mode)?7:4}HEAP8[pbuf]=type;HEAP16[pbuf+2>>1]=flags;tempI64=[rightsBase>>>0,(tempDouble=rightsBase,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+8>>2]=tempI64[0],HEAP32[pbuf+12>>2]=tempI64[1];tempI64=[rightsInheriting>>>0,(tempDouble=rightsInheriting,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+16>>2]=tempI64[0],HEAP32[pbuf+20>>2]=tempI64[1];return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var doReadv=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.read(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(curr>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_seek(fd,offset_low,offset_high,whence,newOffset){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);FS.llseek(stream,offset,whence);tempI64=[stream.position>>>0,(tempDouble=stream.position,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[newOffset>>2]=tempI64[0],HEAP32[newOffset+4>>2]=tempI64[1];if(stream.getdents&&offset===0&&whence===0)stream.getdents=null;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var _fd_sync=function(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);return Asyncify.handleSleep(wakeUp=>{var mount=stream.node.mount;if(!mount.type.syncfs){wakeUp(0);return}mount.type.syncfs(mount,false,err=>{if(err){wakeUp(29);return}wakeUp(0)})})}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}};_fd_sync.isAsync=true;var doWritev=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.write(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(curr>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var _getaddrinfo=(node,service,hint,out)=>{var addr=0;var port=0;var flags=0;var family=0;var type=0;var proto=0;var ai;function allocaddrinfo(family,type,proto,canon,addr,port){var sa,salen,ai;var errno;salen=family===10?28:16;addr=family===10?inetNtop6(addr):inetNtop4(addr);sa=_malloc(salen);errno=writeSockaddr(sa,family,addr,port);assert(!errno);ai=_malloc(32);HEAP32[ai+4>>2]=family;HEAP32[ai+8>>2]=type;HEAP32[ai+12>>2]=proto;HEAPU32[ai+24>>2]=canon;HEAPU32[ai+20>>2]=sa;if(family===10){HEAP32[ai+16>>2]=28}else{HEAP32[ai+16>>2]=16}HEAP32[ai+28>>2]=0;return ai}if(hint){flags=HEAP32[hint>>2];family=HEAP32[hint+4>>2];type=HEAP32[hint+8>>2];proto=HEAP32[hint+12>>2]}if(type&&!proto){proto=type===2?17:6}if(!type&&proto){type=proto===17?2:1}if(proto===0){proto=6}if(type===0){type=1}if(!node&&!service){return-2}if(flags&~(1|2|4|1024|8|16|32)){return-1}if(hint!==0&&HEAP32[hint>>2]&2&&!node){return-1}if(flags&32){return-2}if(type!==0&&type!==1&&type!==2){return-7}if(family!==0&&family!==2&&family!==10){return-6}if(service){service=UTF8ToString(service);port=parseInt(service,10);if(isNaN(port)){if(flags&1024){return-2}return-8}}if(!node){if(family===0){family=2}if((flags&1)===0){if(family===2){addr=_htonl(2130706433)}else{addr=[0,0,0,_htonl(1)]}}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0}node=UTF8ToString(node);addr=inetPton4(node);if(addr!==null){if(family===0||family===2){family=2}else if(family===10&&flags&8){addr=[0,0,_htonl(65535),addr];family=10}else{return-2}}else{addr=inetPton6(node);if(addr!==null){if(family===0||family===10){family=10}else{return-2}}}if(addr!=null){ai=allocaddrinfo(family,type,proto,node,addr,port);HEAPU32[out>>2]=ai;return 0}if(flags&4){return-2}node=DNS.lookup_name(node);addr=inetPton4(node);if(family===0){family=2}else if(family===10){addr=[0,0,_htonl(65535),addr]}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0};function _getcontext(){abort("missing function: getcontext")}_getcontext.stub=true;function _getdtablesize(){abort("missing function: getdtablesize")}_getdtablesize.stub=true;var _getnameinfo=(sa,salen,node,nodelen,serv,servlen,flags)=>{var info=readSockaddr(sa,salen);if(info.errno){return-6}var port=info.port;var addr=info.addr;var overflowed=false;if(node&&nodelen){var lookup;if(flags&1||!(lookup=DNS.lookup_addr(addr))){if(flags&8){return-2}}else{addr=lookup}var numBytesWrittenExclNull=stringToUTF8(addr,node,nodelen);if(numBytesWrittenExclNull+1>=nodelen){overflowed=true}}if(serv&&servlen){port=""+port;var numBytesWrittenExclNull=stringToUTF8(port,serv,servlen);if(numBytesWrittenExclNull+1>=servlen){overflowed=true}}if(overflowed){return-12}return 0};var Protocols={list:[],map:{}};var _setprotoent=stayopen=>{function allocprotoent(name,proto,aliases){var nameBuf=_malloc(name.length+1);stringToAscii(name,nameBuf);var j=0;var length=aliases.length;var aliasListBuf=_malloc((length+1)*4);for(var i=0;i>2]=aliasBuf}HEAPU32[aliasListBuf+j>>2]=0;var pe=_malloc(12);HEAPU32[pe>>2]=nameBuf;HEAPU32[pe+4>>2]=aliasListBuf;HEAP32[pe+8>>2]=proto;return pe}var list=Protocols.list;var map=Protocols.map;if(list.length===0){var entry=allocprotoent("tcp",6,["TCP"]);list.push(entry);map["tcp"]=map["6"]=entry;entry=allocprotoent("udp",17,["UDP"]);list.push(entry);map["udp"]=map["17"]=entry}_setprotoent.index=0};var _getprotobyname=name=>{name=UTF8ToString(name);_setprotoent(true);var result=Protocols.map[name];return result};var _getprotobynumber=number=>{_setprotoent(true);var result=Protocols.map[number];return result};var stackAlloc=sz=>__emscripten_stack_alloc(sz);var stringToUTF8OnStack=str=>{var size=lengthBytesUTF8(str)+1;var ret=stackAlloc(size);stringToUTF8(str,ret,size);return ret};var allocateUTF8OnStack=stringToUTF8OnStack;var PHPWASM={init:function(){FS.mkdir("/internal");FS.mkdir("/internal/shared");FS.mkdir("/internal/shared/preload");PHPWASM.EventEmitter=ENVIRONMENT_IS_NODE?require("events").EventEmitter:class EventEmitter{constructor(){this.listeners={}}emit(eventName,data){if(this.listeners[eventName]){this.listeners[eventName].forEach(callback=>{callback(data)})}}once(eventName,callback){const self=this;function removedCallback(){callback(...arguments);self.removeListener(eventName,removedCallback)}this.on(eventName,removedCallback)}removeAllListeners(eventName){if(eventName){delete this.listeners[eventName]}else{this.listeners={}}}removeListener(eventName,callback){if(this.listeners[eventName]){const idx=this.listeners[eventName].indexOf(callback);if(idx!==-1){this.listeners[eventName].splice(idx,1)}}}};PHPWASM.child_proc_by_fd={};PHPWASM.child_proc_by_pid={};PHPWASM.input_devices={}},getAllWebSockets:function(sock){const webSockets=new Set;if(sock.server){sock.server.clients.forEach(ws=>{webSockets.add(ws)})}for(const peer of PHPWASM.getAllPeers(sock)){webSockets.add(peer.socket)}return Array.from(webSockets)},getAllPeers:function(sock){const peers=new Set;if(sock.server){sock.pending.filter(pending=>pending.peers).forEach(pending=>{for(const peer of Object.values(pending.peers)){peers.add(peer)}})}if(sock.peers){for(const peer of Object.values(sock.peers)){peers.add(peer)}}return Array.from(peers)},awaitData:function(ws){return PHPWASM.awaitEvent(ws,"message")},awaitConnection:function(ws){if(ws.OPEN===ws.readyState){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"open")},awaitClose:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"close")},awaitError:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"error")},awaitEvent:function(ws,event){let resolve;const listener=()=>{resolve()};const promise=new Promise(function(_resolve){resolve=_resolve;ws.once(event,listener)});const cancel=()=>{ws.removeListener(event,listener);setTimeout(resolve)};return[promise,cancel]},noop:function(){},spawnProcess:function(command,args,options){if(Module["spawnProcess"]){const spawnedPromise=Module["spawnProcess"](command,args,options);return Promise.resolve(spawnedPromise).then(function(spawned){if(!spawned||!spawned.on){throw new Error("spawnProcess() must return an EventEmitter but returned a different type.")}return spawned})}if(ENVIRONMENT_IS_NODE){return require("child_process").spawn(command,args,{...options,shell:true,stdio:["pipe","pipe","pipe"],timeout:100})}const e=new Error("popen(), proc_open() etc. are unsupported in the browser. Call php.setSpawnHandler() "+"and provide a callback to handle spawning processes, or disable a popen(), proc_open() "+"and similar functions via php.ini.");e.code="SPAWN_UNSUPPORTED";throw e},shutdownSocket:function(socketd,how){const sock=getSocketFromFD(socketd);const peer=Object.values(sock.peers)[0];if(!peer){return-1}try{peer.socket.close();SOCKFS.websocket_sock_ops.removePeer(sock,peer);return 0}catch(e){console.log("Socket shutdown error",e);return-1}}};function _js_create_input_device(deviceId){let dataBuffer=[];let dataCallback;const filename="proc_id_"+deviceId;const device=FS.createDevice("/dev",filename,function(){},function(byte){try{dataBuffer.push(byte);if(dataCallback){dataCallback(new Uint8Array(dataBuffer));dataBuffer=[]}}catch(e){console.error(e);throw e}});const devicePath="/dev/"+filename;PHPWASM.input_devices[deviceId]={devicePath,onData:function(cb){dataCallback=cb;dataBuffer.forEach(function(data){cb(data)});dataBuffer.length=0}};return allocateUTF8OnStack(devicePath)}function _js_open_process(command,argsPtr,argsLength,descriptorsPtr,descriptorsLength,cwdPtr,cwdLength,envPtr,envLength){if(!command){return 1}const cmdstr=UTF8ToString(command);if(!cmdstr.length){return 0}let argsArray=[];if(argsLength){for(var i=0;i>2]))}}const cwdstr=cwdPtr?UTF8ToString(cwdPtr):null;let envObject=null;if(envLength){envObject={};for(var i=0;i>2]);const splitAt=envEntry.indexOf("=");if(splitAt===-1){continue}const key=envEntry.substring(0,splitAt);const value=envEntry.substring(splitAt+1);envObject[key]=value}}var std={};for(var i=0;i>2];std[HEAPU32[descriptorPtr>>2]]={child:HEAPU32[descriptorPtr+4>>2],parent:HEAPU32[descriptorPtr+8>>2]}}return Asyncify.handleSleep(async wakeUp=>{let cp;try{const options={};if(cwdstr!==null){options.cwd=cwdstr}if(envObject!==null){options.env=envObject}cp=PHPWASM.spawnProcess(cmdstr,argsArray,options);if(cp instanceof Promise){cp=await cp}}catch(e){if(e.code==="SPAWN_UNSUPPORTED"){wakeUp(1);return}console.error(e);wakeUp(1);throw e}const ProcInfo={pid:cp.pid,exited:false,stdinFd:std[0]?.child,stdinIsDevice:std[0]?.child in PHPWASM.input_devices,stdoutChildFd:std[1]?.child,stdoutParentFd:std[1]?.parent,stderrChildFd:std[2]?.child,stderrParentFd:std[2]?.parent,stdout:new PHPWASM.EventEmitter,stderr:new PHPWASM.EventEmitter};if(ProcInfo.stdoutChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutChildFd]=ProcInfo;if(ProcInfo.stderrChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrChildFd]=ProcInfo;if(ProcInfo.stdoutParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutParentFd]=ProcInfo;if(ProcInfo.stderrParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrParentFd]=ProcInfo;PHPWASM.child_proc_by_pid[ProcInfo.pid]=ProcInfo;cp.on("exit",function(code){ProcInfo.exitCode=code;ProcInfo.exited=true;ProcInfo.stdout.emit("data");ProcInfo.stderr.emit("data")});if(ProcInfo.stdoutChildFd){const stdoutStream=SYSCALLS.getStreamFromFD(ProcInfo.stdoutChildFd);let stdoutAt=0;cp.stdout.on("data",function(data){ProcInfo.stdout.emit("data",data);stdoutStream.stream_ops.write(stdoutStream,data,0,data.length,stdoutAt);stdoutAt+=data.length})}if(ProcInfo.stderrChildFd){const stderrStream=SYSCALLS.getStreamFromFD(ProcInfo.stderrChildFd);let stderrAt=0;cp.stderr.on("data",function(data){ProcInfo.stderr.emit("data",data);stderrStream.stream_ops.write(stderrStream,data,0,data.length,stderrAt);stderrAt+=data.length})}try{await new Promise((resolve,reject)=>{cp.on("spawn",resolve);cp.on("error",reject)})}catch(e){console.error(e);wakeUp(1);return}if(ProcInfo.stdinIsDevice){PHPWASM.input_devices[ProcInfo.stdinFd].onData(function(data){if(!data)return;if(typeof data==="number"){data=new Uint8Array([data])}const dataStr=new TextDecoder("utf-8").decode(data);cp.stdin.write(dataStr)});wakeUp(ProcInfo.pid);return}if(ProcInfo.stdinFd){const stdinStream=SYSCALLS.getStreamFromFD(ProcInfo.stdinFd);if(stdinStream.node){const CHUNK_SIZE=1024;const buffer=new Uint8Array(CHUNK_SIZE);let offset=0;while(true){const bytesRead=stdinStream.stream_ops.read(stdinStream,buffer,0,CHUNK_SIZE,offset);if(bytesRead===null||bytesRead===0){break}try{cp.stdin.write(buffer.subarray(0,bytesRead))}catch(e){console.error(e);return 1}if(bytesRead>2]=PHPWASM.child_proc_by_pid[pid].exitCode;return 1}return 0}function _js_waitpid(pid,exitCodePtr){if(!PHPWASM.child_proc_by_pid[pid]){return-1}return Asyncify.handleSleep(wakeUp=>{const poll=function(){if(PHPWASM.child_proc_by_pid[pid]?.exited){HEAPU32[exitCodePtr>>2]=PHPWASM.child_proc_by_pid[pid].exitCode;wakeUp(pid)}else{setTimeout(poll,50)}};poll()})}function _makecontext(){abort("missing function: makecontext")}_makecontext.stub=true;var arraySum=(array,index)=>{var sum=0;for(var i=0;i<=index;sum+=array[i++]){}return sum};var MONTH_DAYS_LEAP=[31,29,31,30,31,30,31,31,30,31,30,31];var MONTH_DAYS_REGULAR=[31,28,31,30,31,30,31,31,30,31,30,31];var addDays=(date,days)=>{var newDate=new Date(date.getTime());while(days>0){var leap=isLeapYear(newDate.getFullYear());var currentMonth=newDate.getMonth();var daysInCurrentMonth=(leap?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR)[currentMonth];if(days>daysInCurrentMonth-newDate.getDate()){days-=daysInCurrentMonth-newDate.getDate()+1;newDate.setDate(1);if(currentMonth<11){newDate.setMonth(currentMonth+1)}else{newDate.setMonth(0);newDate.setFullYear(newDate.getFullYear()+1)}}else{newDate.setDate(newDate.getDate()+days);return newDate}}return newDate};var _strptime=(buf,format,tm)=>{var pattern=UTF8ToString(format);var SPECIAL_CHARS="\\!@#$^&*()+=-[]/{}|:<>?,.";for(var i=0,ii=SPECIAL_CHARS.length;iEQUIVALENT_MATCHERS[c]||m).replace(/%(.)/g,(_,c)=>{let pat=DATE_PATTERNS[c];if(pat){capture.push(c);return`(${pat})`}else{return c}}).replace(/\s+/g,"\\s*");var matches=new RegExp("^"+pattern_out,"i").exec(UTF8ToString(buf));function initDate(){function fixup(value,min,max){return typeof value!="number"||isNaN(value)?min:value>=min?value<=max?value:max:min}return{year:fixup(HEAP32[tm+20>>2]+1900,1970,9999),month:fixup(HEAP32[tm+16>>2],0,11),day:fixup(HEAP32[tm+12>>2],1,31),hour:fixup(HEAP32[tm+8>>2],0,23),min:fixup(HEAP32[tm+4>>2],0,59),sec:fixup(HEAP32[tm>>2],0,59),gmtoff:0}}if(matches){var date=initDate();var value;var getMatch=symbol=>{var pos=capture.indexOf(symbol);if(pos>=0){return matches[pos+1]}return};if(value=getMatch("S")){date.sec=jstoi_q(value)}if(value=getMatch("M")){date.min=jstoi_q(value)}if(value=getMatch("H")){date.hour=jstoi_q(value)}else if(value=getMatch("I")){var hour=jstoi_q(value);if(value=getMatch("p")){hour+=value.toUpperCase()[0]==="P"?12:0}date.hour=hour}if(value=getMatch("Y")){date.year=jstoi_q(value)}else if(value=getMatch("y")){var year=jstoi_q(value);if(value=getMatch("C")){year+=jstoi_q(value)*100}else{year+=year<69?2e3:1900}date.year=year}if(value=getMatch("m")){date.month=jstoi_q(value)-1}else if(value=getMatch("b")){date.month=MONTH_NUMBERS[value.substring(0,3).toUpperCase()]||0}if(value=getMatch("d")){date.day=jstoi_q(value)}else if(value=getMatch("j")){var day=jstoi_q(value);var leapYear=isLeapYear(date.year);for(var month=0;month<12;++month){var daysUntilMonth=arraySum(leapYear?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,month-1);if(day<=daysUntilMonth+(leapYear?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR)[month]){date.day=day-daysUntilMonth}}}else if(value=getMatch("a")){var weekDay=value.substring(0,3).toUpperCase();if(value=getMatch("U")){var weekDayNumber=DAY_NUMBERS_SUN_FIRST[weekDay];var weekNumber=jstoi_q(value);var janFirst=new Date(date.year,0,1);var endDate;if(janFirst.getDay()===0){endDate=addDays(janFirst,weekDayNumber+7*(weekNumber-1))}else{endDate=addDays(janFirst,7-janFirst.getDay()+weekDayNumber+7*(weekNumber-1))}date.day=endDate.getDate();date.month=endDate.getMonth()}else if(value=getMatch("W")){var weekDayNumber=DAY_NUMBERS_MON_FIRST[weekDay];var weekNumber=jstoi_q(value);var janFirst=new Date(date.year,0,1);var endDate;if(janFirst.getDay()===1){endDate=addDays(janFirst,weekDayNumber+7*(weekNumber-1))}else{endDate=addDays(janFirst,7-janFirst.getDay()+1+weekDayNumber+7*(weekNumber-1))}date.day=endDate.getDate();date.month=endDate.getMonth()}}if(value=getMatch("z")){if(value.toLowerCase()==="z"){date.gmtoff=0}else{var match=value.match(/^((?:\-|\+)\d\d):?(\d\d)?/);date.gmtoff=match[1]*3600;if(match[2]){date.gmtoff+=date.gmtoff>0?match[2]*60:-match[2]*60}}}var fullDate=new Date(date.year,date.month,date.day,date.hour,date.min,date.sec,0);HEAP32[tm>>2]=fullDate.getSeconds();HEAP32[tm+4>>2]=fullDate.getMinutes();HEAP32[tm+8>>2]=fullDate.getHours();HEAP32[tm+12>>2]=fullDate.getDate();HEAP32[tm+16>>2]=fullDate.getMonth();HEAP32[tm+20>>2]=fullDate.getFullYear()-1900;HEAP32[tm+24>>2]=fullDate.getDay();HEAP32[tm+28>>2]=arraySum(isLeapYear(fullDate.getFullYear())?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,fullDate.getMonth()-1)+fullDate.getDate()-1;HEAP32[tm+32>>2]=0;HEAP32[tm+36>>2]=date.gmtoff;return buf+intArrayFromString(matches[0]).length-1}return 0};function _swapcontext(){abort("missing function: swapcontext")}_swapcontext.stub=true;function _wasm_setsockopt(socketd,level,optionName,optionValuePtr,optionLen){const optionValue=HEAPU8[optionValuePtr];const SOL_SOCKET=1;const SO_KEEPALIVE=9;const IPPROTO_TCP=6;const TCP_NODELAY=1;const isSupported=level===SOL_SOCKET&&optionName===SO_KEEPALIVE||level===IPPROTO_TCP&&optionName===TCP_NODELAY;if(!isSupported){console.warn(`Unsupported socket option: ${level}, ${optionName}, ${optionValue}`);return-1}const ws=PHPWASM.getAllWebSockets(socketd)[0];if(!ws){return-1}ws.setSocketOpt(level,optionName,optionValuePtr);return 0}var wasmTable;var runAndAbortIfError=func=>{try{return func()}catch(e){abort(e)}};var Asyncify={instrumentWasmImports(imports){var importPattern=/^(_dlopen_js|invoke_i|invoke_ii|invoke_iii|invoke_iiii|invoke_iiiii|invoke_iiiiii|invoke_iiiiiii|invoke_iiiiiiii|invoke_iiiiiiiiii|invoke_v|invoke_vi|invoke_vii|invoke_viidii|invoke_viii|invoke_viiii|invoke_viiiii|invoke_viiiiii|invoke_viiiiiii|invoke_viiiiiiiii|js_open_process|_js_open_process|_asyncjs__js_open_process|js_popen_to_file|_js_popen_to_file|_asyncjs__js_popen_to_file|js_fd_read|_js_fd_read|js_module_onMessage|_js_module_onMessage|_asyncjs__js_module_onMessage|js_waitpid|_js_waitpid|_asyncjs__js_waitpid|wasm_poll_socket|_wasm_poll_socket|_asyncjs__wasm_poll_socket|wasm_shutdown|_wasm_shutdown|_asyncjs__wasm_shutdown|__asyncjs__.*)$/;for(let[x,original]of Object.entries(imports)){if(typeof original=="function"){let isAsyncifyImport=original.isAsync||importPattern.test(x)}}},instrumentWasmExports(exports){var ret={};for(let[x,original]of Object.entries(exports)){if(typeof original=="function"){ret[x]=(...args)=>{Asyncify.exportCallStack.push(x);try{return 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ptr=_malloc(12+Asyncify.StackSize);Asyncify.setDataHeader(ptr,ptr+12,Asyncify.StackSize);Asyncify.setDataRewindFunc(ptr);return ptr},setDataHeader(ptr,stack,stackSize){HEAPU32[ptr>>2]=stack;HEAPU32[ptr+4>>2]=stack+stackSize},setDataRewindFunc(ptr){var bottomOfCallStack=Asyncify.exportCallStack[0];var rewindId=Asyncify.getCallStackId(bottomOfCallStack);HEAP32[ptr+8>>2]=rewindId},getDataRewindFuncName(ptr){var id=HEAP32[ptr+8>>2];var name=Asyncify.callStackIdToName[id];return name},getDataRewindFunc(name){var func=wasmExports[name];return func},doRewind(ptr){var name=Asyncify.getDataRewindFuncName(ptr);var func=Asyncify.getDataRewindFunc(name);runtimeKeepalivePop();return func()},handleSleep(startAsync){if(ABORT)return;if(Asyncify.state===Asyncify.State.Normal){var reachedCallback=false;var reachedAfterCallback=false;startAsync((handleSleepReturnValue=0)=>{if(ABORT)return;Asyncify.handleSleepReturnValue=handleSleepReturnValue;reachedCallback=true;if(!reachedAfterCallback){return}Asyncify.state=Asyncify.State.Rewinding;runAndAbortIfError(()=>_asyncify_start_rewind(Asyncify.currData));if(typeof MainLoop!="undefined"&&MainLoop.func){MainLoop.resume()}var asyncWasmReturnValue,isError=false;try{asyncWasmReturnValue=Asyncify.doRewind(Asyncify.currData)}catch(err){asyncWasmReturnValue=err;isError=true}var handled=false;if(!Asyncify.currData){var asyncPromiseHandlers=Asyncify.asyncPromiseHandlers;if(asyncPromiseHandlers){Asyncify.asyncPromiseHandlers=null;(isError?asyncPromiseHandlers.reject:asyncPromiseHandlers.resolve)(asyncWasmReturnValue);handled=true}}if(isError&&!handled){throw asyncWasmReturnValue}});reachedAfterCallback=true;if(!reachedCallback){Asyncify.state=Asyncify.State.Unwinding;Asyncify.currData=Asyncify.allocateData();if(typeof MainLoop!="undefined"&&MainLoop.func){MainLoop.pause()}runAndAbortIfError(()=>_asyncify_start_unwind(Asyncify.currData))}}else if(Asyncify.state===Asyncify.State.Rewinding){Asyncify.state=Asyncify.State.Normal;runAndAbortIfError(_asyncify_stop_rewind);_free(Asyncify.currData);Asyncify.currData=null;Asyncify.sleepCallbacks.forEach(callUserCallback)}else{abort(`invalid state: ${Asyncify.state}`)}return Asyncify.handleSleepReturnValue},handleAsync(startAsync){return Asyncify.handleSleep(wakeUp=>{startAsync().then(wakeUp)})}};var getCFunc=ident=>{var func=Module["_"+ident];return func};var writeArrayToMemory=(array,buffer)=>{HEAP8.set(array,buffer)};var ccall=(ident,returnType,argTypes,args,opts)=>{var toC={string:str=>{var ret=0;if(str!==null&&str!==undefined&&str!==0){ret=stringToUTF8OnStack(str)}return ret},array:arr=>{var ret=stackAlloc(arr.length);writeArrayToMemory(arr,ret);return ret}};function convertReturnValue(ret){if(returnType==="string"){return UTF8ToString(ret)}if(returnType==="boolean")return Boolean(ret);return ret}var func=getCFunc(ident);var cArgs=[];var stack=0;if(args){for(var i=0;iFS.unlink(path);var FS_createLazyFile=FS.createLazyFile;var FS_createDevice=FS.createDevice;FS.createPreloadedFile=FS_createPreloadedFile;FS.staticInit();Module["FS_createPath"]=FS.createPath;Module["FS_createDataFile"]=FS.createDataFile;Module["FS_createPreloadedFile"]=FS.createPreloadedFile;Module["FS_unlink"]=FS.unlink;Module["FS_createLazyFile"]=FS.createLazyFile;Module["FS_createDevice"]=FS.createDevice;MEMFS.doesNotExistError=new FS.ErrnoError(44);MEMFS.doesNotExistError.stack="";PHPWASM.init();var 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wasmExports;createWasm();var ___wasm_call_ctors=()=>(___wasm_call_ctors=wasmExports["db"])();var _free=a0=>(_free=wasmExports["fb"])(a0);var _malloc=a0=>(_malloc=wasmExports["gb"])(a0);var _wasm_popen=Module["_wasm_popen"]=(a0,a1)=>(_wasm_popen=Module["_wasm_popen"]=wasmExports["hb"])(a0,a1);var _wasm_php_exec=Module["_wasm_php_exec"]=(a0,a1,a2,a3)=>(_wasm_php_exec=Module["_wasm_php_exec"]=wasmExports["ib"])(a0,a1,a2,a3);var _php_pollfd_for=Module["_php_pollfd_for"]=(a0,a1,a2)=>(_php_pollfd_for=Module["_php_pollfd_for"]=wasmExports["jb"])(a0,a1,a2);var _htons=a0=>(_htons=wasmExports["kb"])(a0);var _ntohs=a0=>(_ntohs=wasmExports["lb"])(a0);var _htonl=a0=>(_htonl=wasmExports["mb"])(a0);var _wasm_sleep=Module["_wasm_sleep"]=a0=>(_wasm_sleep=Module["_wasm_sleep"]=wasmExports["nb"])(a0);var _fflush=a0=>(_fflush=wasmExports["ob"])(a0);var _wasm_read=Module["_wasm_read"]=(a0,a1,a2)=>(_wasm_read=Module["_wasm_read"]=wasmExports["pb"])(a0,a1,a2);var 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_wasm_free=Module["_wasm_free"]=a0=>(_wasm_free=Module["_wasm_free"]=wasmExports["Jb"])(a0);var ___funcs_on_exit=()=>(___funcs_on_exit=wasmExports["Kb"])();var _emscripten_builtin_memalign=(a0,a1)=>(_emscripten_builtin_memalign=wasmExports["Lb"])(a0,a1);var __emscripten_timeout=(a0,a1)=>(__emscripten_timeout=wasmExports["Mb"])(a0,a1);var _setThrew=(a0,a1)=>(_setThrew=wasmExports["Nb"])(a0,a1);var __emscripten_tempret_set=a0=>(__emscripten_tempret_set=wasmExports["Ob"])(a0);var __emscripten_stack_restore=a0=>(__emscripten_stack_restore=wasmExports["Pb"])(a0);var __emscripten_stack_alloc=a0=>(__emscripten_stack_alloc=wasmExports["Qb"])(a0);var _emscripten_stack_get_current=()=>(_emscripten_stack_get_current=wasmExports["Rb"])();var dynCall_iiii=Module["dynCall_iiii"]=(a0,a1,a2,a3)=>(dynCall_iiii=Module["dynCall_iiii"]=wasmExports["Sb"])(a0,a1,a2,a3);var dynCall_ii=Module["dynCall_ii"]=(a0,a1)=>(dynCall_ii=Module["dynCall_ii"]=wasmExports["Tb"])(a0,a1);var dynCall_vi=Module["dynCall_vi"]=(a0,a1)=>(dynCall_vi=Module["dynCall_vi"]=wasmExports["Ub"])(a0,a1);var dynCall_viiiii=Module["dynCall_viiiii"]=(a0,a1,a2,a3,a4,a5)=>(dynCall_viiiii=Module["dynCall_viiiii"]=wasmExports["Vb"])(a0,a1,a2,a3,a4,a5);var dynCall_iii=Module["dynCall_iii"]=(a0,a1,a2)=>(dynCall_iii=Module["dynCall_iii"]=wasmExports["Wb"])(a0,a1,a2);var dynCall_iiiii=Module["dynCall_iiiii"]=(a0,a1,a2,a3,a4)=>(dynCall_iiiii=Module["dynCall_iiiii"]=wasmExports["Xb"])(a0,a1,a2,a3,a4);var dynCall_iiiiii=Module["dynCall_iiiiii"]=(a0,a1,a2,a3,a4,a5)=>(dynCall_iiiiii=Module["dynCall_iiiiii"]=wasmExports["Yb"])(a0,a1,a2,a3,a4,a5);var dynCall_vii=Module["dynCall_vii"]=(a0,a1,a2)=>(dynCall_vii=Module["dynCall_vii"]=wasmExports["Zb"])(a0,a1,a2);var dynCall_viii=Module["dynCall_viii"]=(a0,a1,a2,a3)=>(dynCall_viii=Module["dynCall_viii"]=wasmExports["_b"])(a0,a1,a2,a3);var dynCall_v=Module["dynCall_v"]=a0=>(dynCall_v=Module["dynCall_v"]=wasmExports["$b"])(a0);var dynCall_i=Module["dynCall_i"]=a0=>(dynCall_i=Module["dynCall_i"]=wasmExports["ac"])(a0);var dynCall_viiii=Module["dynCall_viiii"]=(a0,a1,a2,a3,a4)=>(dynCall_viiii=Module["dynCall_viiii"]=wasmExports["bc"])(a0,a1,a2,a3,a4);var dynCall_iiiiiii=Module["dynCall_iiiiiii"]=(a0,a1,a2,a3,a4,a5,a6)=>(dynCall_iiiiiii=Module["dynCall_iiiiiii"]=wasmExports["cc"])(a0,a1,a2,a3,a4,a5,a6);var dynCall_viiiiiiiii=Module["dynCall_viiiiiiiii"]=(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9)=>(dynCall_viiiiiiiii=Module["dynCall_viiiiiiiii"]=wasmExports["dc"])(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9);var dynCall_viiiiii=Module["dynCall_viiiiii"]=(a0,a1,a2,a3,a4,a5,a6)=>(dynCall_viiiiii=Module["dynCall_viiiiii"]=wasmExports["ec"])(a0,a1,a2,a3,a4,a5,a6);var dynCall_iiiiiiii=Module["dynCall_iiiiiiii"]=(a0,a1,a2,a3,a4,a5,a6,a7)=>(dynCall_iiiiiiii=Module["dynCall_iiiiiiii"]=wasmExports["fc"])(a0,a1,a2,a3,a4,a5,a6,a7);var dynCall_iiiiiiiiii=Module["dynCall_iiiiiiiiii"]=(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9)=>(dynCall_iiiiiiiiii=Module["dynCall_iiiiiiiiii"]=wasmExports["gc"])(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9);var dynCall_jii=Module["dynCall_jii"]=(a0,a1,a2)=>(dynCall_jii=Module["dynCall_jii"]=wasmExports["hc"])(a0,a1,a2);var dynCall_viidii=Module["dynCall_viidii"]=(a0,a1,a2,a3,a4,a5)=>(dynCall_viidii=Module["dynCall_viidii"]=wasmExports["ic"])(a0,a1,a2,a3,a4,a5);var _asyncify_start_unwind=a0=>(_asyncify_start_unwind=wasmExports["jc"])(a0);var _asyncify_stop_unwind=()=>(_asyncify_stop_unwind=wasmExports["kc"])();var _asyncify_start_rewind=a0=>(_asyncify_start_rewind=wasmExports["lc"])(a0);var _asyncify_stop_rewind=()=>(_asyncify_stop_rewind=wasmExports["mc"])();function invoke_iiiiiii(index,a1,a2,a3,a4,a5,a6){var sp=stackSave();try{return dynCall_iiiiiii(index,a1,a2,a3,a4,a5,a6)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_vi(index,a1){var sp=stackSave();try{dynCall_vi(index,a1)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiii(index,a1,a2,a3){var sp=stackSave();try{return dynCall_iiii(index,a1,a2,a3)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iii(index,a1,a2){var sp=stackSave();try{return dynCall_iii(index,a1,a2)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_vii(index,a1,a2){var sp=stackSave();try{dynCall_vii(index,a1,a2)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_ii(index,a1){var sp=stackSave();try{return dynCall_ii(index,a1)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viii(index,a1,a2,a3){var sp=stackSave();try{dynCall_viii(index,a1,a2,a3)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_v(index){var sp=stackSave();try{dynCall_v(index)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_i(index){var sp=stackSave();try{return dynCall_i(index)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiii(index,a1,a2,a3,a4){var sp=stackSave();try{dynCall_viiii(index,a1,a2,a3,a4)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiiii(index,a1,a2,a3,a4,a5){var sp=stackSave();try{dynCall_viiiii(index,a1,a2,a3,a4,a5)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiiii(index,a1,a2,a3,a4,a5){var sp=stackSave();try{return dynCall_iiiiii(index,a1,a2,a3,a4,a5)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiii(index,a1,a2,a3,a4){var sp=stackSave();try{return dynCall_iiiii(index,a1,a2,a3,a4)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9){var sp=stackSave();try{return dynCall_iiiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiiiii(index,a1,a2,a3,a4,a5,a6){var sp=stackSave();try{dynCall_viiiiii(index,a1,a2,a3,a4,a5,a6)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viidii(index,a1,a2,a3,a4,a5){var sp=stackSave();try{dynCall_viidii(index,a1,a2,a3,a4,a5)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9){var sp=stackSave();try{dynCall_viiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiiiiii(index,a1,a2,a3,a4,a5,a6,a7){var sp=stackSave();try{return dynCall_iiiiiiii(index,a1,a2,a3,a4,a5,a6,a7)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_jii(index,a1,a2){var sp=stackSave();try{return dynCall_jii(index,a1,a2)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}Module["addRunDependency"]=addRunDependency;Module["removeRunDependency"]=removeRunDependency;Module["wasmExports"]=wasmExports;Module["ccall"]=ccall;Module["FS_createPreloadedFile"]=FS_createPreloadedFile;Module["FS_unlink"]=FS_unlink;Module["FS_createPath"]=FS_createPath;Module["FS_createDevice"]=FS_createDevice;Module["FS_createDataFile"]=FS_createDataFile;Module["FS_createLazyFile"]=FS_createLazyFile;Module["PROXYFS"]=PROXYFS;var calledRun;dependenciesFulfilled=function runCaller(){if(!calledRun)run();if(!calledRun)dependenciesFulfilled=runCaller};function run(){if(runDependencies>0){return}preRun();if(runDependencies>0){return}function doRun(){if(calledRun)return;calledRun=true;Module["calledRun"]=true;if(ABORT)return;initRuntime();Module["onRuntimeInitialized"]?.();postRun()}if(Module["setStatus"]){Module["setStatus"]("Running...");setTimeout(()=>{setTimeout(()=>Module["setStatus"](""),1);doRun()},1)}else{doRun()}}if(Module["preInit"]){if(typeof Module["preInit"]=="function")Module["preInit"]=[Module["preInit"]];while(Module["preInit"].length>0){Module["preInit"].pop()()}}run(); /** * Emscripten resolves `localhost` to a random IP address. Let's * make it always resolve to 127.0.0.1. diff --git a/packages/php-wasm/web/public/php/asyncify/php_8_3.js b/packages/php-wasm/web/public/php/asyncify/php_8_3.js index 2cae226ef5..c6b0e7047f 100644 --- a/packages/php-wasm/web/public/php/asyncify/php_8_3.js +++ b/packages/php-wasm/web/public/php/asyncify/php_8_3.js @@ -1,46 +1,20 @@ import dependencyFilename from './8_3_0/php_8_3.wasm'; export { dependencyFilename }; -export const dependenciesTotalSize = 13145607; +export const dependenciesTotalSize = 13135176; export function init(RuntimeName, PHPLoader) { - /** - * Overrides Emscripten's default ExitStatus object which gets - * thrown on failure. Unfortunately, the default object is not - * a subclass of Error and does not provide any stack trace. - * - * This is a deliberate behavior on Emscripten's end to prevent - * memory leaks after the program exits. See: - * - * https://github.com/emscripten-core/emscripten/pull/9108 - * - * In case of WordPress Playground, the worker in which the PHP - * runs will typically exit after the PHP program finishes, so - * we don't have to worry about memory leaks. - * - * As for assigning to a previously undeclared ExitStatus variable here, - * the Emscripten module declares `ExitStatus` as `function ExitStatus` - * which means it gets hoisted to the top of the scope and can be - * reassigned here – before the actual declaration is reached. - * - * If that sounds weird, try this example: - * - * ExitStatus = () => { console.log("reassigned"); } - * function ExitStatus() {} - * ExitStatus(); - * // logs "reassigned" - */ - ExitStatus = class PHPExitStatus extends Error { - constructor(status) { - super(status); - this.name = "ExitStatus"; - this.message = "Program terminated with exit(" + status + ")"; - this.status = status; - } - } - // The rest of the code comes from the built php.js file and esm-suffix.js -var Module=typeof PHPLoader!="undefined"?PHPLoader:{};var ENVIRONMENT_IS_WEB=RuntimeName==="WEB";var ENVIRONMENT_IS_WORKER=RuntimeName==="WORKER";var ENVIRONMENT_IS_NODE=RuntimeName==="NODE";var moduleOverrides=Object.assign({},Module);var arguments_=[];var thisProgram="./this.program";var quit_=(status,toThrow)=>{throw toThrow};var scriptDirectory="";function locateFile(path){if(Module["locateFile"]){return Module["locateFile"](path,scriptDirectory)}return scriptDirectory+path}var read_,readAsync,readBinary;if(ENVIRONMENT_IS_WEB||ENVIRONMENT_IS_WORKER){if(ENVIRONMENT_IS_WORKER){scriptDirectory=self.location.href}else if(typeof document!="undefined"&&document.currentScript){scriptDirectory=document.currentScript.src}if(scriptDirectory.startsWith("blob:")){scriptDirectory=""}else{scriptDirectory=scriptDirectory.substr(0,scriptDirectory.replace(/[?#].*/,"").lastIndexOf("/")+1)}{read_=url=>{var xhr=new XMLHttpRequest;xhr.open("GET",url,false);xhr.send(null);return xhr.responseText};if(ENVIRONMENT_IS_WORKER){readBinary=url=>{var xhr=new XMLHttpRequest;xhr.open("GET",url,false);xhr.responseType="arraybuffer";xhr.send(null);return new Uint8Array(xhr.response)}}readAsync=(url,onload,onerror)=>{fetch(url,{credentials:"same-origin"}).then(response=>{if(response.ok){return response.arrayBuffer()}return Promise.reject(new Error(response.status+" : "+response.url))}).then(onload,onerror)}}}else{}var out=Module["print"]||console.log.bind(console);var err=Module["printErr"]||console.error.bind(console);Object.assign(Module,moduleOverrides);moduleOverrides=null;if(Module["arguments"])arguments_=Module["arguments"];if(Module["thisProgram"])thisProgram=Module["thisProgram"];if(Module["quit"])quit_=Module["quit"];var wasmBinary;if(Module["wasmBinary"])wasmBinary=Module["wasmBinary"];var wasmMemory;var ABORT=false;var EXITSTATUS;function assert(condition,text){if(!condition){abort(text)}}var HEAP8,HEAPU8,HEAP16,HEAPU16,HEAP32,HEAPU32,HEAPF32,HEAPF64;function updateMemoryViews(){var b=wasmMemory.buffer;Module["HEAP8"]=HEAP8=new Int8Array(b);Module["HEAP16"]=HEAP16=new Int16Array(b);Module["HEAPU8"]=HEAPU8=new Uint8Array(b);Module["HEAPU16"]=HEAPU16=new Uint16Array(b);Module["HEAP32"]=HEAP32=new Int32Array(b);Module["HEAPU32"]=HEAPU32=new Uint32Array(b);Module["HEAPF32"]=HEAPF32=new Float32Array(b);Module["HEAPF64"]=HEAPF64=new Float64Array(b)}var __ATPRERUN__=[];var __ATINIT__=[];var __ATEXIT__=[];var __ATPOSTRUN__=[];var runtimeInitialized=false;var runtimeExited=false;function preRun(){if(Module["preRun"]){if(typeof Module["preRun"]=="function")Module["preRun"]=[Module["preRun"]];while(Module["preRun"].length){addOnPreRun(Module["preRun"].shift())}}callRuntimeCallbacks(__ATPRERUN__)}function initRuntime(){runtimeInitialized=true;SOCKFS.root=FS.mount(SOCKFS,{},null);if(!Module["noFSInit"]&&!FS.init.initialized)FS.init();FS.ignorePermissions=false;TTY.init();PIPEFS.root=FS.mount(PIPEFS,{},null);callRuntimeCallbacks(__ATINIT__)}function exitRuntime(){___funcs_on_exit();callRuntimeCallbacks(__ATEXIT__);FS.quit();TTY.shutdown();runtimeExited=true}function postRun(){if(Module["postRun"]){if(typeof Module["postRun"]=="function")Module["postRun"]=[Module["postRun"]];while(Module["postRun"].length){addOnPostRun(Module["postRun"].shift())}}callRuntimeCallbacks(__ATPOSTRUN__)}function addOnPreRun(cb){__ATPRERUN__.unshift(cb)}function addOnInit(cb){__ATINIT__.unshift(cb)}function addOnPostRun(cb){__ATPOSTRUN__.unshift(cb)}var runDependencies=0;var runDependencyWatcher=null;var dependenciesFulfilled=null;function getUniqueRunDependency(id){return id}function addRunDependency(id){runDependencies++;Module["monitorRunDependencies"]?.(runDependencies)}function removeRunDependency(id){runDependencies--;Module["monitorRunDependencies"]?.(runDependencies);if(runDependencies==0){if(runDependencyWatcher!==null){clearInterval(runDependencyWatcher);runDependencyWatcher=null}if(dependenciesFulfilled){var callback=dependenciesFulfilled;dependenciesFulfilled=null;callback()}}}function abort(what){Module["onAbort"]?.(what);what="Aborted("+what+")";err(what);ABORT=true;EXITSTATUS=1;what+=". Build with -sASSERTIONS for more info.";var e=new WebAssembly.RuntimeError(what);throw e}var dataURIPrefix="data:application/octet-stream;base64,";var isDataURI=filename=>filename.startsWith(dataURIPrefix);function findWasmBinary(){var f=dependencyFilename;if(!isDataURI(f)){return locateFile(f)}return f}var wasmBinaryFile;function getBinarySync(file){if(file==wasmBinaryFile&&wasmBinary){return new Uint8Array(wasmBinary)}if(readBinary){return readBinary(file)}throw"both async and sync fetching of the wasm failed"}function getBinaryPromise(binaryFile){if(!wasmBinary){return new Promise((resolve,reject)=>{readAsync(binaryFile,response=>resolve(new Uint8Array(response)),error=>{try{resolve(getBinarySync(binaryFile))}catch(e){reject(e)}})})}return Promise.resolve().then(()=>getBinarySync(binaryFile))}function instantiateArrayBuffer(binaryFile,imports,receiver){return getBinaryPromise(binaryFile).then(binary=>WebAssembly.instantiate(binary,imports)).then(receiver,reason=>{err(`failed to asynchronously prepare wasm: ${reason}`);abort(reason)})}function instantiateAsync(binary,binaryFile,imports,callback){if(!binary&&typeof WebAssembly.instantiateStreaming=="function"&&!isDataURI(binaryFile)&&typeof fetch=="function"){return fetch(binaryFile,{credentials:"same-origin"}).then(response=>{var result=WebAssembly.instantiateStreaming(response,imports);return result.then(callback,function(reason){err(`wasm streaming compile failed: ${reason}`);err("falling back to ArrayBuffer instantiation");return instantiateArrayBuffer(binaryFile,imports,callback)})})}return instantiateArrayBuffer(binaryFile,imports,callback)}function getWasmImports(){return{a:wasmImports}}function createWasm(){var info=getWasmImports();function receiveInstance(instance,module){wasmExports=instance.exports;wasmExports=Asyncify.instrumentWasmExports(wasmExports);Module["wasmExports"]=wasmExports;wasmMemory=wasmExports["eb"];updateMemoryViews();wasmTable=wasmExports["hb"];addOnInit(wasmExports["fb"]);removeRunDependency("wasm-instantiate");return wasmExports}addRunDependency("wasm-instantiate");function receiveInstantiationResult(result){receiveInstance(result["instance"])}if(Module["instantiateWasm"]){try{return Module["instantiateWasm"](info,receiveInstance)}catch(e){err(`Module.instantiateWasm callback failed with error: ${e}`);return false}}if(!wasmBinaryFile)wasmBinaryFile=findWasmBinary();instantiateAsync(wasmBinary,wasmBinaryFile,info,receiveInstantiationResult);return{}}var tempDouble;var tempI64;function js_popen_to_file(command,mode,exitCodePtr){const returnCallback=resolver=>Asyncify.handleSleep(resolver);if(!command)return 1;const cmdstr=UTF8ToString(command);if(!cmdstr.length)return 0;const modestr=UTF8ToString(mode);if(!modestr.length)return 0;if(modestr==="w"){console.error('popen($cmd, "w") is not implemented yet')}return returnCallback(async wakeUp=>{let cp;try{cp=PHPWASM.spawnProcess(cmdstr,[]);if(cp instanceof Promise){cp=await cp}}catch(e){console.error(e);if(e.code==="SPAWN_UNSUPPORTED"){return 1}throw e}const outByteArrays=[];cp.stdout.on("data",function(data){outByteArrays.push(data)});const outputPath="/tmp/popen_output";cp.on("exit",function(exitCode){const outBytes=new Uint8Array(outByteArrays.reduce((acc,curr)=>acc+curr.length,0));let offset=0;for(const byteArray of outByteArrays){outBytes.set(byteArray,offset);offset+=byteArray.length}FS.writeFile(outputPath,outBytes);HEAPU8[exitCodePtr]=exitCode;wakeUp(allocateUTF8OnStack(outputPath))})})}function wasm_poll_socket(socketd,events,timeout){const returnCallback=resolver=>Asyncify.handleSleep(resolver);const POLLIN=1;const POLLPRI=2;const POLLOUT=4;const POLLERR=8;const POLLHUP=16;const POLLNVAL=32;return returnCallback(wakeUp=>{const polls=[];if(socketd in PHPWASM.child_proc_by_fd){const procInfo=PHPWASM.child_proc_by_fd[socketd];if(procInfo.exited){wakeUp(0);return}polls.push(PHPWASM.awaitEvent(procInfo.stdout,"data"))}else if(FS.isSocket(FS.getStream(socketd)?.node.mode)){const sock=getSocketFromFD(socketd);if(!sock){wakeUp(0);return}const lookingFor=new Set;if(events&POLLIN||events&POLLPRI){if(sock.server){for(const client of sock.pending){if((client.recv_queue||[]).length>0){wakeUp(1);return}}}else if((sock.recv_queue||[]).length>0){wakeUp(1);return}}const webSockets=PHPWASM.getAllWebSockets(sock);if(!webSockets.length){wakeUp(0);return}for(const ws of webSockets){if(events&POLLIN||events&POLLPRI){polls.push(PHPWASM.awaitData(ws));lookingFor.add("POLLIN")}if(events&POLLOUT){polls.push(PHPWASM.awaitConnection(ws));lookingFor.add("POLLOUT")}if(events&POLLHUP){polls.push(PHPWASM.awaitClose(ws));lookingFor.add("POLLHUP")}if(events&POLLERR||events&POLLNVAL){polls.push(PHPWASM.awaitError(ws));lookingFor.add("POLLERR")}}}else{setTimeout(function(){wakeUp(1)},timeout);return}if(polls.length===0){console.warn("Unsupported poll event "+events+", defaulting to setTimeout().");setTimeout(function(){wakeUp(0)},timeout);return}const promises=polls.map(([promise])=>promise);const clearPolling=()=>polls.forEach(([,clear])=>clear());let awaken=false;let timeoutId;Promise.race(promises).then(function(results){if(!awaken){awaken=true;wakeUp(1);if(timeoutId){clearTimeout(timeoutId)}clearPolling()}});if(timeout!==-1){timeoutId=setTimeout(function(){if(!awaken){awaken=true;wakeUp(0);clearPolling()}},timeout)}})}function js_fd_read(fd,iov,iovcnt,pnum){const returnCallback=resolver=>Asyncify.handleSleep(resolver);if(Asyncify?.State?.Normal===undefined||Asyncify?.state===Asyncify?.State?.Normal){var returnCode;var stream;let num=0;try{stream=SYSCALLS.getStreamFromFD(fd);const num=doReadv(stream,iov,iovcnt);HEAPU32[pnum>>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError")){throw e}if(e.errno!==6||!(stream?.fd in PHPWASM.child_proc_by_fd)){HEAPU32[pnum>>2]=0;return returnCode}}}return returnCallback(wakeUp=>{var retries=0;var interval=50;var timeout=5e3;var maxRetries=timeout/interval;function poll(){var returnCode;var stream;let num;try{stream=SYSCALLS.getStreamFromFD(fd);num=doReadv(stream,iov,iovcnt);returnCode=0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError")){console.error(e);throw e}returnCode=e.errno}const success=returnCode===0;const failure=++retries>maxRetries||!(fd in PHPWASM.child_proc_by_fd)||PHPWASM.child_proc_by_fd[fd]?.exited||FS.isClosed(stream);if(success){HEAPU32[pnum>>2]=num;wakeUp(0)}else if(failure){HEAPU32[pnum>>2]=0;wakeUp(returnCode===6?0:returnCode)}else{setTimeout(poll,interval)}}poll()})}function __asyncjs__js_module_onMessage(data,response_buffer){return Asyncify.handleAsync(async()=>{if(Module["onMessage"]){const dataStr=UTF8ToString(data);return Module["onMessage"](dataStr).then(response=>{const responseBytes=typeof response==="string"?(new TextEncoder).encode(response):response;const responseSize=responseBytes.byteLength;const responsePtr=_malloc(responseSize+1);HEAPU8.set(responseBytes,responsePtr);HEAPU8[responsePtr+responseSize]=0;HEAPU8[response_buffer]=responsePtr;HEAPU8[response_buffer+1]=responsePtr>>8;HEAPU8[response_buffer+2]=responsePtr>>16;HEAPU8[response_buffer+3]=responsePtr>>24;return responseSize}).catch(e=>{console.error(e);return-1})}})}function ExitStatus(status){this.name="ExitStatus";this.message=`Program terminated with exit(${status})`;this.status=status}var callRuntimeCallbacks=callbacks=>{while(callbacks.length>0){callbacks.shift()(Module)}};var noExitRuntime=Module["noExitRuntime"]||false;var stackRestore=val=>__emscripten_stack_restore(val);var stackSave=()=>_emscripten_stack_get_current();function _SharpYuvConvert(){abort("missing function: SharpYuvConvert")}_SharpYuvConvert.stub=true;function _SharpYuvGetConversionMatrix(){abort("missing function: SharpYuvGetConversionMatrix")}_SharpYuvGetConversionMatrix.stub=true;function _SharpYuvInit(){abort("missing function: SharpYuvInit")}_SharpYuvInit.stub=true;var UTF8Decoder=typeof TextDecoder!="undefined"?new TextDecoder("utf8"):undefined;var UTF8ArrayToString=(heapOrArray,idx,maxBytesToRead)=>{var endIdx=idx+maxBytesToRead;var endPtr=idx;while(heapOrArray[endPtr]&&!(endPtr>=endIdx))++endPtr;if(endPtr-idx>16&&heapOrArray.buffer&&UTF8Decoder){return UTF8Decoder.decode(heapOrArray.subarray(idx,endPtr))}var str="";while(idx>10,56320|ch&1023)}}return str};var UTF8ToString=(ptr,maxBytesToRead)=>ptr?UTF8ArrayToString(HEAPU8,ptr,maxBytesToRead):"";Module["UTF8ToString"]=UTF8ToString;var ___assert_fail=(condition,filename,line,func)=>{abort(`Assertion failed: ${UTF8ToString(condition)}, at: `+[filename?UTF8ToString(filename):"unknown filename",line,func?UTF8ToString(func):"unknown function"])};var ___call_sighandler=(fp,sig)=>(a1=>dynCall_vi(fp,a1))(sig);var initRandomFill=()=>{if(typeof crypto=="object"&&typeof crypto["getRandomValues"]=="function"){return view=>crypto.getRandomValues(view)}else abort("initRandomDevice")};var randomFill=view=>(randomFill=initRandomFill())(view);var PATH={isAbs:path=>path.charAt(0)==="/",splitPath:filename=>{var splitPathRe=/^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/;return splitPathRe.exec(filename).slice(1)},normalizeArray:(parts,allowAboveRoot)=>{var up=0;for(var i=parts.length-1;i>=0;i--){var last=parts[i];if(last==="."){parts.splice(i,1)}else if(last===".."){parts.splice(i,1);up++}else if(up){parts.splice(i,1);up--}}if(allowAboveRoot){for(;up;up--){parts.unshift("..")}}return parts},normalize:path=>{var isAbsolute=PATH.isAbs(path),trailingSlash=path.substr(-1)==="/";path=PATH.normalizeArray(path.split("/").filter(p=>!!p),!isAbsolute).join("/");if(!path&&!isAbsolute){path="."}if(path&&trailingSlash){path+="/"}return(isAbsolute?"/":"")+path},dirname:path=>{var result=PATH.splitPath(path),root=result[0],dir=result[1];if(!root&&!dir){return"."}if(dir){dir=dir.substr(0,dir.length-1)}return root+dir},basename:path=>{if(path==="/")return"/";path=PATH.normalize(path);path=path.replace(/\/$/,"");var lastSlash=path.lastIndexOf("/");if(lastSlash===-1)return path;return path.substr(lastSlash+1)},join:(...paths)=>PATH.normalize(paths.join("/")),join2:(l,r)=>PATH.normalize(l+"/"+r)};var PATH_FS={resolve:(...args)=>{var resolvedPath="",resolvedAbsolute=false;for(var i=args.length-1;i>=-1&&!resolvedAbsolute;i--){var path=i>=0?args[i]:FS.cwd();if(typeof path!="string"){throw new TypeError("Arguments to path.resolve must be strings")}else if(!path){return""}resolvedPath=path+"/"+resolvedPath;resolvedAbsolute=PATH.isAbs(path)}resolvedPath=PATH.normalizeArray(resolvedPath.split("/").filter(p=>!!p),!resolvedAbsolute).join("/");return(resolvedAbsolute?"/":"")+resolvedPath||"."},relative:(from,to)=>{from=PATH_FS.resolve(from).substr(1);to=PATH_FS.resolve(to).substr(1);function trim(arr){var start=0;for(;start=0;end--){if(arr[end]!=="")break}if(start>end)return[];return arr.slice(start,end-start+1)}var fromParts=trim(from.split("/"));var toParts=trim(to.split("/"));var length=Math.min(fromParts.length,toParts.length);var samePartsLength=length;for(var i=0;i{var len=0;for(var i=0;i=55296&&c<=57343){len+=4;++i}else{len+=3}}return len};Module["lengthBytesUTF8"]=lengthBytesUTF8;var stringToUTF8Array=(str,heap,outIdx,maxBytesToWrite)=>{if(!(maxBytesToWrite>0))return 0;var startIdx=outIdx;var endIdx=outIdx+maxBytesToWrite-1;for(var i=0;i=55296&&u<=57343){var u1=str.charCodeAt(++i);u=65536+((u&1023)<<10)|u1&1023}if(u<=127){if(outIdx>=endIdx)break;heap[outIdx++]=u}else if(u<=2047){if(outIdx+1>=endIdx)break;heap[outIdx++]=192|u>>6;heap[outIdx++]=128|u&63}else if(u<=65535){if(outIdx+2>=endIdx)break;heap[outIdx++]=224|u>>12;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}else{if(outIdx+3>=endIdx)break;heap[outIdx++]=240|u>>18;heap[outIdx++]=128|u>>12&63;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}}heap[outIdx]=0;return outIdx-startIdx};function intArrayFromString(stringy,dontAddNull,length){var len=length>0?length:lengthBytesUTF8(stringy)+1;var u8array=new Array(len);var numBytesWritten=stringToUTF8Array(stringy,u8array,0,u8array.length);if(dontAddNull)u8array.length=numBytesWritten;return u8array}var FS_stdin_getChar=()=>{if(!FS_stdin_getChar_buffer.length){var result=null;if(typeof window!="undefined"&&typeof window.prompt=="function"){result=window.prompt("Input: ");if(result!==null){result+="\n"}}else{}if(!result){return null}FS_stdin_getChar_buffer=intArrayFromString(result,true)}return FS_stdin_getChar_buffer.shift()};var TTY={ttys:[],init(){},shutdown(){},register(dev,ops){TTY.ttys[dev]={input:[],output:[],ops:ops};FS.registerDevice(dev,TTY.stream_ops)},stream_ops:{open(stream){var tty=TTY.ttys[stream.node.rdev];if(!tty){throw new FS.ErrnoError(43)}stream.tty=tty;stream.seekable=false},close(stream){stream.tty.ops.fsync(stream.tty)},fsync(stream){stream.tty.ops.fsync(stream.tty)},read(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.get_char){throw new FS.ErrnoError(60)}var bytesRead=0;for(var i=0;i0){out(UTF8ArrayToString(tty.output,0));tty.output=[]}},ioctl_tcgets(tty){return{c_iflag:25856,c_oflag:5,c_cflag:191,c_lflag:35387,c_cc:[3,28,127,21,4,0,1,0,17,19,26,0,18,15,23,22,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]}},ioctl_tcsets(tty,optional_actions,data){return 0},ioctl_tiocgwinsz(tty){return[24,80]}},default_tty1_ops:{put_char(tty,val){if(val===null||val===10){err(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}},fsync(tty){if(tty.output&&tty.output.length>0){err(UTF8ArrayToString(tty.output,0));tty.output=[]}}}};var zeroMemory=(address,size)=>{HEAPU8.fill(0,address,address+size);return address};var alignMemory=(size,alignment)=>Math.ceil(size/alignment)*alignment;var mmapAlloc=size=>{size=alignMemory(size,65536);var ptr=_emscripten_builtin_memalign(65536,size);if(!ptr)return 0;return zeroMemory(ptr,size)};var MEMFS={ops_table:null,mount(mount){return MEMFS.createNode(null,"/",16384|511,0)},createNode(parent,name,mode,dev){if(FS.isBlkdev(mode)||FS.isFIFO(mode)){throw new FS.ErrnoError(63)}MEMFS.ops_table||={dir:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,lookup:MEMFS.node_ops.lookup,mknod:MEMFS.node_ops.mknod,rename:MEMFS.node_ops.rename,unlink:MEMFS.node_ops.unlink,rmdir:MEMFS.node_ops.rmdir,readdir:MEMFS.node_ops.readdir,symlink:MEMFS.node_ops.symlink},stream:{llseek:MEMFS.stream_ops.llseek}},file:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:{llseek:MEMFS.stream_ops.llseek,read:MEMFS.stream_ops.read,write:MEMFS.stream_ops.write,allocate:MEMFS.stream_ops.allocate,mmap:MEMFS.stream_ops.mmap,msync:MEMFS.stream_ops.msync}},link:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,readlink:MEMFS.node_ops.readlink},stream:{}},chrdev:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:FS.chrdev_stream_ops}};var node=FS.createNode(parent,name,mode,dev);if(FS.isDir(node.mode)){node.node_ops=MEMFS.ops_table.dir.node;node.stream_ops=MEMFS.ops_table.dir.stream;node.contents={}}else if(FS.isFile(node.mode)){node.node_ops=MEMFS.ops_table.file.node;node.stream_ops=MEMFS.ops_table.file.stream;node.usedBytes=0;node.contents=null}else if(FS.isLink(node.mode)){node.node_ops=MEMFS.ops_table.link.node;node.stream_ops=MEMFS.ops_table.link.stream}else if(FS.isChrdev(node.mode)){node.node_ops=MEMFS.ops_table.chrdev.node;node.stream_ops=MEMFS.ops_table.chrdev.stream}node.timestamp=Date.now();if(parent){parent.contents[name]=node;parent.timestamp=node.timestamp}return node},getFileDataAsTypedArray(node){if(!node.contents)return new Uint8Array(0);if(node.contents.subarray)return node.contents.subarray(0,node.usedBytes);return new Uint8Array(node.contents)},expandFileStorage(node,newCapacity){var prevCapacity=node.contents?node.contents.length:0;if(prevCapacity>=newCapacity)return;var CAPACITY_DOUBLING_MAX=1024*1024;newCapacity=Math.max(newCapacity,prevCapacity*(prevCapacity>>0);if(prevCapacity!=0)newCapacity=Math.max(newCapacity,256);var oldContents=node.contents;node.contents=new Uint8Array(newCapacity);if(node.usedBytes>0)node.contents.set(oldContents.subarray(0,node.usedBytes),0)},resizeFileStorage(node,newSize){if(node.usedBytes==newSize)return;if(newSize==0){node.contents=null;node.usedBytes=0}else{var oldContents=node.contents;node.contents=new Uint8Array(newSize);if(oldContents){node.contents.set(oldContents.subarray(0,Math.min(newSize,node.usedBytes)))}node.usedBytes=newSize}},node_ops:{getattr(node){var attr={};attr.dev=FS.isChrdev(node.mode)?node.id:1;attr.ino=node.id;attr.mode=node.mode;attr.nlink=1;attr.uid=0;attr.gid=0;attr.rdev=node.rdev;if(FS.isDir(node.mode)){attr.size=4096}else if(FS.isFile(node.mode)){attr.size=node.usedBytes}else if(FS.isLink(node.mode)){attr.size=node.link.length}else{attr.size=0}attr.atime=new Date(node.timestamp);attr.mtime=new Date(node.timestamp);attr.ctime=new Date(node.timestamp);attr.blksize=4096;attr.blocks=Math.ceil(attr.size/attr.blksize);return attr},setattr(node,attr){if(attr.mode!==undefined){node.mode=attr.mode}if(attr.timestamp!==undefined){node.timestamp=attr.timestamp}if(attr.size!==undefined){MEMFS.resizeFileStorage(node,attr.size)}},lookup(parent,name){throw FS.genericErrors[44]},mknod(parent,name,mode,dev){return MEMFS.createNode(parent,name,mode,dev)},rename(old_node,new_dir,new_name){if(FS.isDir(old_node.mode)){var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(new_node){for(var i in new_node.contents){throw new FS.ErrnoError(55)}}}delete old_node.parent.contents[old_node.name];old_node.parent.timestamp=Date.now();old_node.name=new_name;new_dir.contents[new_name]=old_node;new_dir.timestamp=old_node.parent.timestamp},unlink(parent,name){delete parent.contents[name];parent.timestamp=Date.now()},rmdir(parent,name){var node=FS.lookupNode(parent,name);for(var i in node.contents){throw new FS.ErrnoError(55)}delete parent.contents[name];parent.timestamp=Date.now()},readdir(node){var entries=[".",".."];for(var key of Object.keys(node.contents)){entries.push(key)}return entries},symlink(parent,newname,oldpath){var node=MEMFS.createNode(parent,newname,511|40960,0);node.link=oldpath;return node},readlink(node){if(!FS.isLink(node.mode)){throw new FS.ErrnoError(28)}return node.link}},stream_ops:{read(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=stream.node.usedBytes)return 0;var size=Math.min(stream.node.usedBytes-position,length);if(size>8&&contents.subarray){buffer.set(contents.subarray(position,position+size),offset)}else{for(var i=0;i0||position+length{var dep=!noRunDep?getUniqueRunDependency(`al ${url}`):"";readAsync(url,arrayBuffer=>{onload(new Uint8Array(arrayBuffer));if(dep)removeRunDependency(dep)},event=>{if(onerror){onerror()}else{throw`Loading data file "${url}" failed.`}});if(dep)addRunDependency(dep)};var FS_createDataFile=(parent,name,fileData,canRead,canWrite,canOwn)=>{FS.createDataFile(parent,name,fileData,canRead,canWrite,canOwn)};var preloadPlugins=Module["preloadPlugins"]||[];var FS_handledByPreloadPlugin=(byteArray,fullname,finish,onerror)=>{if(typeof Browser!="undefined")Browser.init();var handled=false;preloadPlugins.forEach(plugin=>{if(handled)return;if(plugin["canHandle"](fullname)){plugin["handle"](byteArray,fullname,finish,onerror);handled=true}});return handled};var FS_createPreloadedFile=(parent,name,url,canRead,canWrite,onload,onerror,dontCreateFile,canOwn,preFinish)=>{var fullname=name?PATH_FS.resolve(PATH.join2(parent,name)):parent;var dep=getUniqueRunDependency(`cp ${fullname}`);function processData(byteArray){function finish(byteArray){preFinish?.();if(!dontCreateFile){FS_createDataFile(parent,name,byteArray,canRead,canWrite,canOwn)}onload?.();removeRunDependency(dep)}if(FS_handledByPreloadPlugin(byteArray,fullname,finish,()=>{onerror?.();removeRunDependency(dep)})){return}finish(byteArray)}addRunDependency(dep);if(typeof url=="string"){asyncLoad(url,processData,onerror)}else{processData(url)}};var FS_modeStringToFlags=str=>{var flagModes={r:0,"r+":2,w:512|64|1,"w+":512|64|2,a:1024|64|1,"a+":1024|64|2};var flags=flagModes[str];if(typeof flags=="undefined"){throw new Error(`Unknown file open mode: ${str}`)}return flags};var FS_getMode=(canRead,canWrite)=>{var mode=0;if(canRead)mode|=292|73;if(canWrite)mode|=146;return mode};var ERRNO_CODES={EPERM:63,ENOENT:44,ESRCH:71,EINTR:27,EIO:29,ENXIO:60,E2BIG:1,ENOEXEC:45,EBADF:8,ECHILD:12,EAGAIN:6,EWOULDBLOCK:6,ENOMEM:48,EACCES:2,EFAULT:21,ENOTBLK:105,EBUSY:10,EEXIST:20,EXDEV:75,ENODEV:43,ENOTDIR:54,EISDIR:31,EINVAL:28,ENFILE:41,EMFILE:33,ENOTTY:59,ETXTBSY:74,EFBIG:22,ENOSPC:51,ESPIPE:70,EROFS:69,EMLINK:34,EPIPE:64,EDOM:18,ERANGE:68,ENOMSG:49,EIDRM:24,ECHRNG:106,EL2NSYNC:156,EL3HLT:107,EL3RST:108,ELNRNG:109,EUNATCH:110,ENOCSI:111,EL2HLT:112,EDEADLK:16,ENOLCK:46,EBADE:113,EBADR:114,EXFULL:115,ENOANO:104,EBADRQC:103,EBADSLT:102,EDEADLOCK:16,EBFONT:101,ENOSTR:100,ENODATA:116,ETIME:117,ENOSR:118,ENONET:119,ENOPKG:120,EREMOTE:121,ENOLINK:47,EADV:122,ESRMNT:123,ECOMM:124,EPROTO:65,EMULTIHOP:36,EDOTDOT:125,EBADMSG:9,ENOTUNIQ:126,EBADFD:127,EREMCHG:128,ELIBACC:129,ELIBBAD:130,ELIBSCN:131,ELIBMAX:132,ELIBEXEC:133,ENOSYS:52,ENOTEMPTY:55,ENAMETOOLONG:37,ELOOP:32,EOPNOTSUPP:138,EPFNOSUPPORT:139,ECONNRESET:15,ENOBUFS:42,EAFNOSUPPORT:5,EPROTOTYPE:67,ENOTSOCK:57,ENOPROTOOPT:50,ESHUTDOWN:140,ECONNREFUSED:14,EADDRINUSE:3,ECONNABORTED:13,ENETUNREACH:40,ENETDOWN:38,ETIMEDOUT:73,EHOSTDOWN:142,EHOSTUNREACH:23,EINPROGRESS:26,EALREADY:7,EDESTADDRREQ:17,EMSGSIZE:35,EPROTONOSUPPORT:66,ESOCKTNOSUPPORT:137,EADDRNOTAVAIL:4,ENETRESET:39,EISCONN:30,ENOTCONN:53,ETOOMANYREFS:141,EUSERS:136,EDQUOT:19,ESTALE:72,ENOTSUP:138,ENOMEDIUM:148,EILSEQ:25,EOVERFLOW:61,ECANCELED:11,ENOTRECOVERABLE:56,EOWNERDEAD:62,ESTRPIPE:135};var PROXYFS={mount(mount){return PROXYFS.createNode(null,"/",mount.opts.fs.lstat(mount.opts.root).mode,0)},createNode(parent,name,mode,dev){if(!FS.isDir(mode)&&!FS.isFile(mode)&&!FS.isLink(mode)){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}var node=FS.createNode(parent,name,mode);node.node_ops=PROXYFS.node_ops;node.stream_ops=PROXYFS.stream_ops;return node},realPath(node){var parts=[];while(node.parent!==node){parts.push(node.name);node=node.parent}parts.push(node.mount.opts.root);parts.reverse();return PATH.join(...parts)},node_ops:{getattr(node){var path=PROXYFS.realPath(node);var stat;try{stat=node.mount.opts.fs.lstat(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return{dev:stat.dev,ino:stat.ino,mode:stat.mode,nlink:stat.nlink,uid:stat.uid,gid:stat.gid,rdev:stat.rdev,size:stat.size,atime:stat.atime,mtime:stat.mtime,ctime:stat.ctime,blksize:stat.blksize,blocks:stat.blocks}},setattr(node,attr){var path=PROXYFS.realPath(node);try{if(attr.mode!==undefined){node.mount.opts.fs.chmod(path,attr.mode);node.mode=attr.mode}if(attr.timestamp!==undefined){var date=new Date(attr.timestamp);node.mount.opts.fs.utime(path,date,date)}if(attr.size!==undefined){node.mount.opts.fs.truncate(path,attr.size)}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},lookup(parent,name){try{var path=PATH.join2(PROXYFS.realPath(parent),name);var mode=parent.mount.opts.fs.lstat(path).mode;var node=PROXYFS.createNode(parent,name,mode);return node}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},mknod(parent,name,mode,dev){var node=PROXYFS.createNode(parent,name,mode,dev);var path=PROXYFS.realPath(node);try{if(FS.isDir(node.mode)){node.mount.opts.fs.mkdir(path,node.mode)}else{node.mount.opts.fs.writeFile(path,"",{mode:node.mode})}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return node},rename(oldNode,newDir,newName){var oldPath=PROXYFS.realPath(oldNode);var newPath=PATH.join2(PROXYFS.realPath(newDir),newName);try{oldNode.mount.opts.fs.rename(oldPath,newPath);oldNode.name=newName}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},unlink(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.unlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},rmdir(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.rmdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readdir(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},symlink(parent,newName,oldPath){var newPath=PATH.join2(PROXYFS.realPath(parent),newName);try{parent.mount.opts.fs.symlink(oldPath,newPath)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readlink(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}}},stream_ops:{open(stream){var path=PROXYFS.realPath(stream.node);try{stream.nfd=stream.node.mount.opts.fs.open(path,stream.flags)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},close(stream){try{stream.node.mount.opts.fs.close(stream.nfd)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},read(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.read(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},write(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.write(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},llseek(stream,offset,whence){var position=offset;if(whence===1){position+=stream.position}else if(whence===2){if(FS.isFile(stream.node.mode)){try{var stat=stream.node.node_ops.getattr(stream.node);position+=stat.size}catch(e){throw new FS.ErrnoError(ERRNO_CODES[e.code])}}}if(position<0){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}return position}}};var FS={root:null,mounts:[],devices:{},streams:[],nextInode:1,nameTable:null,currentPath:"/",initialized:false,ignorePermissions:true,ErrnoError:class{constructor(errno){this.name="ErrnoError";this.errno=errno}},genericErrors:{},filesystems:null,syncFSRequests:0,FSStream:class{constructor(){this.shared={}}get object(){return this.node}set object(val){this.node=val}get isRead(){return(this.flags&2097155)!==1}get isWrite(){return(this.flags&2097155)!==0}get isAppend(){return this.flags&1024}get flags(){return this.shared.flags}set flags(val){this.shared.flags=val}get position(){return this.shared.position}set position(val){this.shared.position=val}},FSNode:class{constructor(parent,name,mode,rdev){if(!parent){parent=this}this.parent=parent;this.mount=parent.mount;this.mounted=null;this.id=FS.nextInode++;this.name=name;this.mode=mode;this.node_ops={};this.stream_ops={};this.rdev=rdev;this.readMode=292|73;this.writeMode=146}get read(){return(this.mode&this.readMode)===this.readMode}set read(val){val?this.mode|=this.readMode:this.mode&=~this.readMode}get write(){return(this.mode&this.writeMode)===this.writeMode}set write(val){val?this.mode|=this.writeMode:this.mode&=~this.writeMode}get isFolder(){return FS.isDir(this.mode)}get isDevice(){return FS.isChrdev(this.mode)}},lookupPath(path,opts={}){path=PATH_FS.resolve(path);if(!path)return{path:"",node:null};var defaults={follow_mount:true,recurse_count:0};opts=Object.assign(defaults,opts);if(opts.recurse_count>8){throw new FS.ErrnoError(32)}var parts=path.split("/").filter(p=>!!p);var current=FS.root;var current_path="/";for(var i=0;i40){throw new FS.ErrnoError(32)}}}}return{path:current_path,node:current}},getPath(node){var path;while(true){if(FS.isRoot(node)){var mount=node.mount.mountpoint;if(!path)return mount;return mount[mount.length-1]!=="/"?`${mount}/${path}`:mount+path}path=path?`${node.name}/${path}`:node.name;node=node.parent}},hashName(parentid,name){var hash=0;for(var i=0;i>>0)%FS.nameTable.length},hashAddNode(node){var hash=FS.hashName(node.parent.id,node.name);node.name_next=FS.nameTable[hash];FS.nameTable[hash]=node},hashRemoveNode(node){var hash=FS.hashName(node.parent.id,node.name);if(FS.nameTable[hash]===node){FS.nameTable[hash]=node.name_next}else{var current=FS.nameTable[hash];while(current){if(current.name_next===node){current.name_next=node.name_next;break}current=current.name_next}}},lookupNode(parent,name){var errCode=FS.mayLookup(parent);if(errCode){throw new FS.ErrnoError(errCode)}var hash=FS.hashName(parent.id,name);for(var node=FS.nameTable[hash];node;node=node.name_next){var nodeName=node.name;if(node.parent.id===parent.id&&nodeName===name){return node}}return FS.lookup(parent,name)},createNode(parent,name,mode,rdev){var node=new FS.FSNode(parent,name,mode,rdev);FS.hashAddNode(node);return node},destroyNode(node){FS.hashRemoveNode(node)},isRoot(node){return node===node.parent},isMountpoint(node){return!!node.mounted},isFile(mode){return(mode&61440)===32768},isDir(mode){return(mode&61440)===16384},isLink(mode){return(mode&61440)===40960},isChrdev(mode){return(mode&61440)===8192},isBlkdev(mode){return(mode&61440)===24576},isFIFO(mode){return(mode&61440)===4096},isSocket(mode){return(mode&49152)===49152},flagsToPermissionString(flag){var perms=["r","w","rw"][flag&3];if(flag&512){perms+="w"}return perms},nodePermissions(node,perms){if(FS.ignorePermissions){return 0}if(perms.includes("r")&&!(node.mode&292)){return 2}else if(perms.includes("w")&&!(node.mode&146)){return 2}else if(perms.includes("x")&&!(node.mode&73)){return 2}return 0},mayLookup(dir){if(!FS.isDir(dir.mode))return 54;var errCode=FS.nodePermissions(dir,"x");if(errCode)return errCode;if(!dir.node_ops.lookup)return 2;return 0},mayCreate(dir,name){try{var node=FS.lookupNode(dir,name);return 20}catch(e){}return FS.nodePermissions(dir,"wx")},mayDelete(dir,name,isdir){var node;try{node=FS.lookupNode(dir,name)}catch(e){return e.errno}var errCode=FS.nodePermissions(dir,"wx");if(errCode){return errCode}if(isdir){if(!FS.isDir(node.mode)){return 54}if(FS.isRoot(node)||FS.getPath(node)===FS.cwd()){return 10}}else{if(FS.isDir(node.mode)){return 31}}return 0},mayOpen(node,flags){if(!node){return 44}if(FS.isLink(node.mode)){return 32}else if(FS.isDir(node.mode)){if(FS.flagsToPermissionString(flags)!=="r"||flags&512){return 31}}return FS.nodePermissions(node,FS.flagsToPermissionString(flags))},MAX_OPEN_FDS:4096,nextfd(){for(var fd=0;fd<=FS.MAX_OPEN_FDS;fd++){if(!FS.streams[fd]){return fd}}throw new FS.ErrnoError(33)},getStreamChecked(fd){var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}return stream},getStream:fd=>FS.streams[fd],createStream(stream,fd=-1){stream=Object.assign(new FS.FSStream,stream);if(fd==-1){fd=FS.nextfd()}stream.fd=fd;FS.streams[fd]=stream;return stream},closeStream(fd){FS.streams[fd]=null},dupStream(origStream,fd=-1){var stream=FS.createStream(origStream,fd);stream.stream_ops?.dup?.(stream);return stream},chrdev_stream_ops:{open(stream){var device=FS.getDevice(stream.node.rdev);stream.stream_ops=device.stream_ops;stream.stream_ops.open?.(stream)},llseek(){throw new FS.ErrnoError(70)}},major:dev=>dev>>8,minor:dev=>dev&255,makedev:(ma,mi)=>ma<<8|mi,registerDevice(dev,ops){FS.devices[dev]={stream_ops:ops}},getDevice:dev=>FS.devices[dev],getMounts(mount){var mounts=[];var check=[mount];while(check.length){var m=check.pop();mounts.push(m);check.push(...m.mounts)}return mounts},syncfs(populate,callback){if(typeof populate=="function"){callback=populate;populate=false}FS.syncFSRequests++;if(FS.syncFSRequests>1){err(`warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work`)}var mounts=FS.getMounts(FS.root.mount);var completed=0;function doCallback(errCode){FS.syncFSRequests--;return callback(errCode)}function done(errCode){if(errCode){if(!done.errored){done.errored=true;return doCallback(errCode)}return}if(++completed>=mounts.length){doCallback(null)}}mounts.forEach(mount=>{if(!mount.type.syncfs){return done(null)}mount.type.syncfs(mount,populate,done)})},mount(type,opts,mountpoint){var root=mountpoint==="/";var pseudo=!mountpoint;var node;if(root&&FS.root){throw new FS.ErrnoError(10)}else if(!root&&!pseudo){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});mountpoint=lookup.path;node=lookup.node;if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}if(!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}}var mount={type:type,opts:opts,mountpoint:mountpoint,mounts:[]};var mountRoot=type.mount(mount);mountRoot.mount=mount;mount.root=mountRoot;if(root){FS.root=mountRoot}else if(node){node.mounted=mount;if(node.mount){node.mount.mounts.push(mount)}}return mountRoot},unmount(mountpoint){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});if(!FS.isMountpoint(lookup.node)){throw new FS.ErrnoError(28)}var node=lookup.node;var mount=node.mounted;var mounts=FS.getMounts(mount);Object.keys(FS.nameTable).forEach(hash=>{var current=FS.nameTable[hash];while(current){var next=current.name_next;if(mounts.includes(current.mount)){FS.destroyNode(current)}current=next}});node.mounted=null;var idx=node.mount.mounts.indexOf(mount);node.mount.mounts.splice(idx,1)},lookup(parent,name){return parent.node_ops.lookup(parent,name)},mknod(path,mode,dev){var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);if(!name||name==="."||name===".."){throw new FS.ErrnoError(28)}var errCode=FS.mayCreate(parent,name);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.mknod){throw new FS.ErrnoError(63)}return parent.node_ops.mknod(parent,name,mode,dev)},create(path,mode){mode=mode!==undefined?mode:438;mode&=4095;mode|=32768;return FS.mknod(path,mode,0)},mkdir(path,mode){mode=mode!==undefined?mode:511;mode&=511|512;mode|=16384;return FS.mknod(path,mode,0)},mkdirTree(path,mode){var dirs=path.split("/");var d="";for(var i=0;iFS.currentPath,chdir(path){var lookup=FS.lookupPath(path,{follow:true});if(lookup.node===null){throw new FS.ErrnoError(44)}if(!FS.isDir(lookup.node.mode)){throw new FS.ErrnoError(54)}var errCode=FS.nodePermissions(lookup.node,"x");if(errCode){throw new FS.ErrnoError(errCode)}FS.currentPath=lookup.path},createDefaultDirectories(){FS.mkdir("/tmp");FS.mkdir("/home");FS.mkdir("/home/web_user")},createDefaultDevices(){FS.mkdir("/dev");FS.registerDevice(FS.makedev(1,3),{read:()=>0,write:(stream,buffer,offset,length,pos)=>length});FS.mkdev("/dev/null",FS.makedev(1,3));TTY.register(FS.makedev(5,0),TTY.default_tty_ops);TTY.register(FS.makedev(6,0),TTY.default_tty1_ops);FS.mkdev("/dev/tty",FS.makedev(5,0));FS.mkdev("/dev/tty1",FS.makedev(6,0));var randomBuffer=new Uint8Array(1024),randomLeft=0;var randomByte=()=>{if(randomLeft===0){randomLeft=randomFill(randomBuffer).byteLength}return randomBuffer[--randomLeft]};FS.createDevice("/dev","random",randomByte);FS.createDevice("/dev","urandom",randomByte);FS.mkdir("/dev/shm");FS.mkdir("/dev/shm/tmp")},createSpecialDirectories(){FS.mkdir("/proc");var proc_self=FS.mkdir("/proc/self");FS.mkdir("/proc/self/fd");FS.mount({mount(){var node=FS.createNode(proc_self,"fd",16384|511,73);node.node_ops={lookup(parent,name){var fd=+name;var stream=FS.getStreamChecked(fd);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}};return node}},{},"/proc/self/fd")},createStandardStreams(){if(Module["stdin"]){FS.createDevice("/dev","stdin",Module["stdin"])}else{FS.symlink("/dev/tty","/dev/stdin")}if(Module["stdout"]){FS.createDevice("/dev","stdout",null,Module["stdout"])}else{FS.symlink("/dev/tty","/dev/stdout")}if(Module["stderr"]){FS.createDevice("/dev","stderr",null,Module["stderr"])}else{FS.symlink("/dev/tty1","/dev/stderr")}var stdin=FS.open("/dev/stdin",0);var stdout=FS.open("/dev/stdout",1);var stderr=FS.open("/dev/stderr",1)},staticInit(){[44].forEach(code=>{FS.genericErrors[code]=new FS.ErrnoError(code);FS.genericErrors[code].stack=""});FS.nameTable=new Array(4096);FS.mount(MEMFS,{},"/");FS.createDefaultDirectories();FS.createDefaultDevices();FS.createSpecialDirectories();FS.filesystems={MEMFS:MEMFS,PROXYFS:PROXYFS}},init(input,output,error){FS.init.initialized=true;Module["stdin"]=input||Module["stdin"];Module["stdout"]=output||Module["stdout"];Module["stderr"]=error||Module["stderr"];FS.createStandardStreams()},quit(){FS.init.initialized=false;_fflush(0);for(var i=0;ithis.length-1||idx<0){return undefined}var chunkOffset=idx%this.chunkSize;var chunkNum=idx/this.chunkSize|0;return this.getter(chunkNum)[chunkOffset]}setDataGetter(getter){this.getter=getter}cacheLength(){var xhr=new XMLHttpRequest;xhr.open("HEAD",url,false);xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);var datalength=Number(xhr.getResponseHeader("Content-length"));var header;var hasByteServing=(header=xhr.getResponseHeader("Accept-Ranges"))&&header==="bytes";var usesGzip=(header=xhr.getResponseHeader("Content-Encoding"))&&header==="gzip";var chunkSize=1024*1024;if(!hasByteServing)chunkSize=datalength;var doXHR=(from,to)=>{if(from>to)throw new Error("invalid range ("+from+", "+to+") or no bytes requested!");if(to>datalength-1)throw new Error("only "+datalength+" bytes available! programmer error!");var xhr=new XMLHttpRequest;xhr.open("GET",url,false);if(datalength!==chunkSize)xhr.setRequestHeader("Range","bytes="+from+"-"+to);xhr.responseType="arraybuffer";if(xhr.overrideMimeType){xhr.overrideMimeType("text/plain; charset=x-user-defined")}xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);if(xhr.response!==undefined){return new Uint8Array(xhr.response||[])}return intArrayFromString(xhr.responseText||"",true)};var lazyArray=this;lazyArray.setDataGetter(chunkNum=>{var start=chunkNum*chunkSize;var end=(chunkNum+1)*chunkSize-1;end=Math.min(end,datalength-1);if(typeof lazyArray.chunks[chunkNum]=="undefined"){lazyArray.chunks[chunkNum]=doXHR(start,end)}if(typeof lazyArray.chunks[chunkNum]=="undefined")throw new Error("doXHR failed!");return lazyArray.chunks[chunkNum]});if(usesGzip||!datalength){chunkSize=datalength=1;datalength=this.getter(0).length;chunkSize=datalength;out("LazyFiles on gzip forces download of the whole file when length is accessed")}this._length=datalength;this._chunkSize=chunkSize;this.lengthKnown=true}get length(){if(!this.lengthKnown){this.cacheLength()}return this._length}get chunkSize(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}}if(typeof XMLHttpRequest!="undefined"){if(!ENVIRONMENT_IS_WORKER)throw"Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc";var lazyArray=new LazyUint8Array;var properties={isDevice:false,contents:lazyArray}}else{var properties={isDevice:false,url:url}}var node=FS.createFile(parent,name,properties,canRead,canWrite);if(properties.contents){node.contents=properties.contents}else if(properties.url){node.contents=null;node.url=properties.url}Object.defineProperties(node,{usedBytes:{get:function(){return this.contents.length}}});var stream_ops={};var keys=Object.keys(node.stream_ops);keys.forEach(key=>{var fn=node.stream_ops[key];stream_ops[key]=(...args)=>{FS.forceLoadFile(node);return fn(...args)}});function writeChunks(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=contents.length)return 0;var size=Math.min(contents.length-position,length);if(contents.slice){for(var i=0;i{FS.forceLoadFile(node);return writeChunks(stream,buffer,offset,length,position)};stream_ops.mmap=(stream,length,position,prot,flags)=>{FS.forceLoadFile(node);var ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}writeChunks(stream,HEAP8,ptr,length,position);return{ptr:ptr,allocated:true}};node.stream_ops=stream_ops;return node}};Module["FS"]=FS;var SOCKFS={mount(mount){Module["websocket"]=Module["websocket"]&&"object"===typeof Module["websocket"]?Module["websocket"]:{};Module["websocket"]._callbacks={};Module["websocket"]["on"]=function(event,callback){if("function"===typeof callback){this._callbacks[event]=callback}return this};Module["websocket"].emit=function(event,param){if("function"===typeof this._callbacks[event]){this._callbacks[event].call(this,param)}};return FS.createNode(null,"/",16384|511,0)},createSocket(family,type,protocol){type&=~526336;var streaming=type==1;if(streaming&&protocol&&protocol!=6){throw new FS.ErrnoError(66)}var sock={family:family,type:type,protocol:protocol,server:null,error:null,peers:{},pending:[],recv_queue:[],sock_ops:SOCKFS.websocket_sock_ops};var name=SOCKFS.nextname();var node=FS.createNode(SOCKFS.root,name,49152,0);node.sock=sock;var stream=FS.createStream({path:name,node:node,flags:2,seekable:false,stream_ops:SOCKFS.stream_ops});sock.stream=stream;return sock},getSocket(fd){var stream=FS.getStream(fd);if(!stream||!FS.isSocket(stream.node.mode)){return null}return stream.node.sock},stream_ops:{poll(stream){var sock=stream.node.sock;return sock.sock_ops.poll(sock)},ioctl(stream,request,varargs){var sock=stream.node.sock;return sock.sock_ops.ioctl(sock,request,varargs)},read(stream,buffer,offset,length,position){var sock=stream.node.sock;var msg=sock.sock_ops.recvmsg(sock,length);if(!msg){return 0}buffer.set(msg.buffer,offset);return msg.buffer.length},write(stream,buffer,offset,length,position){var sock=stream.node.sock;return sock.sock_ops.sendmsg(sock,buffer,offset,length)},close(stream){var sock=stream.node.sock;sock.sock_ops.close(sock)}},nextname(){if(!SOCKFS.nextname.current){SOCKFS.nextname.current=0}return"socket["+SOCKFS.nextname.current+++"]"},websocket_sock_ops:{createPeer(sock,addr,port){var ws;if(typeof addr=="object"){ws=addr;addr=null;port=null}if(ws){if(ws._socket){addr=ws._socket.remoteAddress;port=ws._socket.remotePort}else{var result=/ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url);if(!result){throw new Error("WebSocket URL must be in the format ws(s)://address:port")}addr=result[1];port=parseInt(result[2],10)}}else{try{var runtimeConfig=Module["websocket"]&&"object"===typeof Module["websocket"];var url="ws:#".replace("#","//");if(runtimeConfig){if("function"===typeof Module["websocket"]["url"]) { -url = Module["websocket"]["url"](...arguments); -}else if ("string" === typeof Module["websocket"]["url"]){url=Module["websocket"]["url"]}}if(url==="ws://"||url==="wss://"){var parts=addr.split("/");url=url+parts[0]+":"+port+"/"+parts.slice(1).join("/")}var subProtocols="binary";if(runtimeConfig){if("string"===typeof Module["websocket"]["subprotocol"]){subProtocols=Module["websocket"]["subprotocol"]}}var opts=undefined;if(subProtocols!=="null"){subProtocols=subProtocols.replace(/^ +| +$/g,"").split(/ *, */);opts=subProtocols}if(runtimeConfig&&null===Module["websocket"]["subprotocol"]){subProtocols="null";opts=undefined}var WebSocketConstructor;{WebSocketConstructor=WebSocket}if (Module['websocket']['decorator']) {WebSocketConstructor = Module['websocket']['decorator'](WebSocketConstructor);}ws = new WebSocketConstructor(url,opts);ws.binaryType="arraybuffer"}catch(e){throw new FS.ErrnoError(23)}}var peer={addr:addr,port:port,socket:ws,dgram_send_queue:[]};SOCKFS.websocket_sock_ops.addPeer(sock,peer);SOCKFS.websocket_sock_ops.handlePeerEvents(sock,peer);if(sock.type===2&&typeof sock.sport!="undefined"){peer.dgram_send_queue.push(new Uint8Array([255,255,255,255,"p".charCodeAt(0),"o".charCodeAt(0),"r".charCodeAt(0),"t".charCodeAt(0),(sock.sport&65280)>>8,sock.sport&255]))}return peer},getPeer(sock,addr,port){return sock.peers[addr+":"+port]},addPeer(sock,peer){sock.peers[peer.addr+":"+peer.port]=peer},removePeer(sock,peer){delete sock.peers[peer.addr+":"+peer.port]},handlePeerEvents(sock,peer){var first=true;var handleOpen=function(){Module["websocket"].emit("open",sock.stream.fd);try{var queued=peer.dgram_send_queue.shift();while(queued){peer.socket.send(queued);queued=peer.dgram_send_queue.shift()}}catch(e){peer.socket.close()}};function handleMessage(data){if(typeof data=="string"){var encoder=new TextEncoder;data=encoder.encode(data)}else{assert(data.byteLength!==undefined);if(data.byteLength==0){return}data=new Uint8Array(data)}var wasfirst=first;first=false;if(wasfirst&&data.length===10&&data[0]===255&&data[1]===255&&data[2]===255&&data[3]===255&&data[4]==="p".charCodeAt(0)&&data[5]==="o".charCodeAt(0)&&data[6]==="r".charCodeAt(0)&&data[7]==="t".charCodeAt(0)){var newport=data[8]<<8|data[9];SOCKFS.websocket_sock_ops.removePeer(sock,peer);peer.port=newport;SOCKFS.websocket_sock_ops.addPeer(sock,peer);return}sock.recv_queue.push({addr:peer.addr,port:peer.port,data:data});Module["websocket"].emit("message",sock.stream.fd)}if(ENVIRONMENT_IS_NODE){peer.socket.on("open",handleOpen);peer.socket.on("message",function(data,isBinary){if(!isBinary){return}handleMessage(new Uint8Array(data).buffer)});peer.socket.on("close",function(){Module["websocket"].emit("close",sock.stream.fd)});peer.socket.on("error",function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])})}else{peer.socket.onopen=handleOpen;peer.socket.onclose=function(){Module["websocket"].emit("close",sock.stream.fd)};peer.socket.onmessage=function peer_socket_onmessage(event){handleMessage(event.data)};peer.socket.onerror=function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])}}},poll(sock){if(sock.type===1&&sock.server){return sock.pending.length?64|1:0}var mask=0;var dest=sock.type===1?SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport):null;if(sock.recv_queue.length||!dest||dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=64|1}if(!dest||dest&&dest.socket.readyState===dest.socket.OPEN){mask|=4}if(dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=16}return mask},ioctl(sock,request,arg){switch(request){case 21531:var bytes=0;if(sock.recv_queue.length){bytes=sock.recv_queue[0].data.length}HEAP32[arg>>2]=bytes;return 0;default:return 28}},close(sock){if(sock.server){try{sock.server.close()}catch(e){}sock.server=null}var peers=Object.keys(sock.peers);for(var i=0;i{var socket=SOCKFS.getSocket(fd);if(!socket)throw new FS.ErrnoError(8);return socket};var inetPton4=str=>{var b=str.split(".");for(var i=0;i<4;i++){var tmp=Number(b[i]);if(isNaN(tmp))return null;b[i]=tmp}return(b[0]|b[1]<<8|b[2]<<16|b[3]<<24)>>>0};var jstoi_q=str=>parseInt(str);var inetPton6=str=>{var words;var w,offset,z;var valid6regx=/^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i;var parts=[];if(!valid6regx.test(str)){return null}if(str==="::"){return[0,0,0,0,0,0,0,0]}if(str.startsWith("::")){str=str.replace("::","Z:")}else{str=str.replace("::",":Z:")}if(str.indexOf(".")>0){str=str.replace(new RegExp("[.]","g"),":");words=str.split(":");words[words.length-4]=jstoi_q(words[words.length-4])+jstoi_q(words[words.length-3])*256;words[words.length-3]=jstoi_q(words[words.length-2])+jstoi_q(words[words.length-1])*256;words=words.slice(0,words.length-2)}else{words=str.split(":")}offset=0;z=0;for(w=0;w{switch(family){case 2:addr=inetPton4(addr);zeroMemory(sa,16);if(addrlen){HEAP32[addrlen>>2]=16}HEAP16[sa>>1]=family;HEAP32[sa+4>>2]=addr;HEAP16[sa+2>>1]=_htons(port);break;case 10:addr=inetPton6(addr);zeroMemory(sa,28);if(addrlen){HEAP32[addrlen>>2]=28}HEAP32[sa>>2]=family;HEAP32[sa+8>>2]=addr[0];HEAP32[sa+12>>2]=addr[1];HEAP32[sa+16>>2]=addr[2];HEAP32[sa+20>>2]=addr[3];HEAP16[sa+2>>1]=_htons(port);break;default:return 5}return 0};var DNS={address_map:{id:1,addrs:{},names:{}},lookup_name(name){var res=inetPton4(name);if(res!==null){return name}res=inetPton6(name);if(res!==null){return name}var addr;if(DNS.address_map.addrs[name]){addr=DNS.address_map.addrs[name]}else{var id=DNS.address_map.id++;assert(id<65535,"exceeded max address mappings of 65535");addr="172.29."+(id&255)+"."+(id&65280);DNS.address_map.names[addr]=name;DNS.address_map.addrs[name]=addr}return addr},lookup_addr(addr){if(DNS.address_map.names[addr]){return DNS.address_map.names[addr]}return null}};function ___syscall_accept4(fd,addr,addrlen,flags,d1,d2){try{var sock=getSocketFromFD(fd);var newsock=sock.sock_ops.accept(sock);if(addr){var errno=writeSockaddr(addr,newsock.family,DNS.lookup_name(newsock.daddr),newsock.dport,addrlen)}return newsock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var inetNtop4=addr=>(addr&255)+"."+(addr>>8&255)+"."+(addr>>16&255)+"."+(addr>>24&255);var inetNtop6=ints=>{var str="";var word=0;var longest=0;var lastzero=0;var zstart=0;var len=0;var i=0;var parts=[ints[0]&65535,ints[0]>>16,ints[1]&65535,ints[1]>>16,ints[2]&65535,ints[2]>>16,ints[3]&65535,ints[3]>>16];var hasipv4=true;var v4part="";for(i=0;i<5;i++){if(parts[i]!==0){hasipv4=false;break}}if(hasipv4){v4part=inetNtop4(parts[6]|parts[7]<<16);if(parts[5]===-1){str="::ffff:";str+=v4part;return str}if(parts[5]===0){str="::";if(v4part==="0.0.0.0")v4part="";if(v4part==="0.0.0.1")v4part="1";str+=v4part;return str}}for(word=0;word<8;word++){if(parts[word]===0){if(word-lastzero>1){len=0}lastzero=word;len++}if(len>longest){longest=len;zstart=word-longest+1}}for(word=0;word<8;word++){if(longest>1){if(parts[word]===0&&word>=zstart&&word{var family=HEAP16[sa>>1];var port=_ntohs(HEAPU16[sa+2>>1]);var addr;switch(family){case 2:if(salen!==16){return{errno:28}}addr=HEAP32[sa+4>>2];addr=inetNtop4(addr);break;case 10:if(salen!==28){return{errno:28}}addr=[HEAP32[sa+8>>2],HEAP32[sa+12>>2],HEAP32[sa+16>>2],HEAP32[sa+20>>2]];addr=inetNtop6(addr);break;default:return{errno:5}}return{family:family,addr:addr,port:port}};var getSocketAddress=(addrp,addrlen,allowNull)=>{if(allowNull&&addrp===0)return null;var info=readSockaddr(addrp,addrlen);if(info.errno)throw new FS.ErrnoError(info.errno);info.addr=DNS.lookup_addr(info.addr)||info.addr;return info};function ___syscall_bind(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.bind(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var SYSCALLS={DEFAULT_POLLMASK:5,calculateAt(dirfd,path,allowEmpty){if(PATH.isAbs(path)){return path}var dir;if(dirfd===-100){dir=FS.cwd()}else{var dirstream=SYSCALLS.getStreamFromFD(dirfd);dir=dirstream.path}if(path.length==0){if(!allowEmpty){throw new FS.ErrnoError(44)}return dir}return PATH.join2(dir,path)},doStat(func,path,buf){var stat=func(path);HEAP32[buf>>2]=stat.dev;HEAP32[buf+4>>2]=stat.mode;HEAPU32[buf+8>>2]=stat.nlink;HEAP32[buf+12>>2]=stat.uid;HEAP32[buf+16>>2]=stat.gid;HEAP32[buf+20>>2]=stat.rdev;tempI64=[stat.size>>>0,(tempDouble=stat.size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+24>>2]=tempI64[0],HEAP32[buf+28>>2]=tempI64[1];HEAP32[buf+32>>2]=4096;HEAP32[buf+36>>2]=stat.blocks;var atime=stat.atime.getTime();var mtime=stat.mtime.getTime();var ctime=stat.ctime.getTime();tempI64=[Math.floor(atime/1e3)>>>0,(tempDouble=Math.floor(atime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+40>>2]=tempI64[0],HEAP32[buf+44>>2]=tempI64[1];HEAPU32[buf+48>>2]=atime%1e3*1e3;tempI64=[Math.floor(mtime/1e3)>>>0,(tempDouble=Math.floor(mtime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+56>>2]=tempI64[0],HEAP32[buf+60>>2]=tempI64[1];HEAPU32[buf+64>>2]=mtime%1e3*1e3;tempI64=[Math.floor(ctime/1e3)>>>0,(tempDouble=Math.floor(ctime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+72>>2]=tempI64[0],HEAP32[buf+76>>2]=tempI64[1];HEAPU32[buf+80>>2]=ctime%1e3*1e3;tempI64=[stat.ino>>>0,(tempDouble=stat.ino,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+88>>2]=tempI64[0],HEAP32[buf+92>>2]=tempI64[1];return 0},doMsync(addr,stream,len,flags,offset){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}if(flags&2){return 0}var buffer=HEAPU8.slice(addr,addr+len);FS.msync(stream,buffer,offset,len,flags)},getStreamFromFD(fd){var stream=FS.getStreamChecked(fd);return stream},varargs:undefined,getStr(ptr){var ret=UTF8ToString(ptr);return ret}};function ___syscall_chdir(path){try{path=SYSCALLS.getStr(path);FS.chdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_chmod(path,mode){try{path=SYSCALLS.getStr(path);FS.chmod(path,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_connect(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.connect(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup(fd){try{var old=SYSCALLS.getStreamFromFD(fd);return FS.dupStream(old).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup3(fd,newfd,flags){try{var old=SYSCALLS.getStreamFromFD(fd);if(old.fd===newfd)return-28;var existing=FS.getStream(newfd);if(existing)FS.close(existing);return FS.dupStream(old,newfd).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_faccessat(dirfd,path,amode,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(amode&~7){return-28}var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;if(!node){return-44}var perms="";if(amode&4)perms+="r";if(amode&2)perms+="w";if(amode&1)perms+="x";if(perms&&FS.nodePermissions(node,perms)){return-2}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var convertI32PairToI53Checked=(lo,hi)=>hi+2097152>>>0<4194305-!!lo?(lo>>>0)+hi*4294967296:NaN;function ___syscall_fallocate(fd,mode,offset_low,offset_high,len_low,len_high){var offset=convertI32PairToI53Checked(offset_low,offset_high);var len=convertI32PairToI53Checked(len_low,len_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);FS.allocate(stream,offset,len);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchmod(fd,mode){try{FS.fchmod(fd,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchown32(fd,owner,group){try{FS.fchown(fd,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchownat(dirfd,path,owner,group,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;flags=flags&~256;path=SYSCALLS.calculateAt(dirfd,path);(nofollow?FS.lchown:FS.chown)(path,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function syscallGetVarargI(){var ret=HEAP32[+SYSCALLS.varargs>>2];SYSCALLS.varargs+=4;return ret}var syscallGetVarargP=syscallGetVarargI;function ___syscall_fcntl64(fd,cmd,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(cmd){case 0:{var arg=syscallGetVarargI();if(arg<0){return-28}while(FS.streams[arg]){arg++}var newStream;newStream=FS.dupStream(stream,arg);return newStream.fd}case 1:case 2:return 0;case 3:return stream.flags;case 4:{var arg=syscallGetVarargI();stream.flags|=arg;return 0}case 12:{var arg=syscallGetVarargP();var offset=0;HEAP16[arg+offset>>1]=2;return 0}case 13:case 14:return 0}return-28}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fdatasync(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fstat64(fd,buf){try{var stream=SYSCALLS.getStreamFromFD(fd);return SYSCALLS.doStat(FS.stat,stream.path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_ftruncate64(fd,length_low,length_high){var length=convertI32PairToI53Checked(length_low,length_high);try{if(isNaN(length))return 61;FS.ftruncate(fd,length);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var stringToUTF8=(str,outPtr,maxBytesToWrite)=>stringToUTF8Array(str,HEAPU8,outPtr,maxBytesToWrite);Module["stringToUTF8"]=stringToUTF8;function ___syscall_getcwd(buf,size){try{if(size===0)return-28;var cwd=FS.cwd();var cwdLengthInBytes=lengthBytesUTF8(cwd)+1;if(size>>0,(tempDouble=id,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos>>2]=tempI64[0],HEAP32[dirp+pos+4>>2]=tempI64[1];tempI64=[(idx+1)*struct_size>>>0,(tempDouble=(idx+1)*struct_size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos+8>>2]=tempI64[0],HEAP32[dirp+pos+12>>2]=tempI64[1];HEAP16[dirp+pos+16>>1]=280;HEAP8[dirp+pos+18]=type;stringToUTF8(name,dirp+pos+19,256);pos+=struct_size;idx+=1}FS.llseek(stream,idx*struct_size,0);return pos}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getpeername(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);if(!sock.daddr){return-53}var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.daddr),sock.dport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockname(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.saddr||"0.0.0.0"),sock.sport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockopt(fd,level,optname,optval,optlen,d1){try{var sock=getSocketFromFD(fd);if(level===1){if(optname===4){HEAP32[optval>>2]=sock.error;HEAP32[optlen>>2]=4;sock.error=null;return 0}}return-50}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_ioctl(fd,op,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(op){case 21509:{if(!stream.tty)return-59;return 0}case 21505:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcgets){var termios=stream.tty.ops.ioctl_tcgets(stream);var argp=syscallGetVarargP();HEAP32[argp>>2]=termios.c_iflag||0;HEAP32[argp+4>>2]=termios.c_oflag||0;HEAP32[argp+8>>2]=termios.c_cflag||0;HEAP32[argp+12>>2]=termios.c_lflag||0;for(var i=0;i<32;i++){HEAP8[argp+i+17]=termios.c_cc[i]||0}return 0}return 0}case 21510:case 21511:case 21512:{if(!stream.tty)return-59;return 0}case 21506:case 21507:case 21508:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcsets){var argp=syscallGetVarargP();var c_iflag=HEAP32[argp>>2];var c_oflag=HEAP32[argp+4>>2];var c_cflag=HEAP32[argp+8>>2];var c_lflag=HEAP32[argp+12>>2];var c_cc=[];for(var i=0;i<32;i++){c_cc.push(HEAP8[argp+i+17])}return stream.tty.ops.ioctl_tcsets(stream.tty,op,{c_iflag:c_iflag,c_oflag:c_oflag,c_cflag:c_cflag,c_lflag:c_lflag,c_cc:c_cc})}return 0}case 21519:{if(!stream.tty)return-59;var argp=syscallGetVarargP();HEAP32[argp>>2]=0;return 0}case 21520:{if(!stream.tty)return-59;return-28}case 21531:{var argp=syscallGetVarargP();return FS.ioctl(stream,op,argp)}case 21523:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tiocgwinsz){var winsize=stream.tty.ops.ioctl_tiocgwinsz(stream.tty);var argp=syscallGetVarargP();HEAP16[argp>>1]=winsize[0];HEAP16[argp+2>>1]=winsize[1]}return 0}case 21524:{if(!stream.tty)return-59;return 0}case 21515:{if(!stream.tty)return-59;return 0}default:return-28}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_listen(fd,backlog){try{var sock=getSocketFromFD(fd);sock.sock_ops.listen(sock,backlog);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_lstat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.lstat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_mkdirat(dirfd,path,mode){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);path=PATH.normalize(path);if(path[path.length-1]==="/")path=path.substr(0,path.length-1);FS.mkdir(path,mode,0);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_newfstatat(dirfd,path,buf,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;var allowEmpty=flags&4096;flags=flags&~6400;path=SYSCALLS.calculateAt(dirfd,path,allowEmpty);return SYSCALLS.doStat(nofollow?FS.lstat:FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_openat(dirfd,path,flags,varargs){SYSCALLS.varargs=varargs;try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);var mode=varargs?syscallGetVarargI():0;return FS.open(path,flags,mode).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var PIPEFS={BUCKET_BUFFER_SIZE:8192,mount(mount){return FS.createNode(null,"/",16384|511,0)},createPipe(){var pipe={buckets:[],refcnt:2};pipe.buckets.push({buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:0,roffset:0});var rName=PIPEFS.nextname();var wName=PIPEFS.nextname();var rNode=FS.createNode(PIPEFS.root,rName,4096,0);var wNode=FS.createNode(PIPEFS.root,wName,4096,0);rNode.pipe=pipe;wNode.pipe=pipe;var readableStream=FS.createStream({path:rName,node:rNode,flags:0,seekable:false,stream_ops:PIPEFS.stream_ops});rNode.stream=readableStream;var writableStream=FS.createStream({path:wName,node:wNode,flags:1,seekable:false,stream_ops:PIPEFS.stream_ops});wNode.stream=writableStream;return{readable_fd:readableStream.fd,writable_fd:writableStream.fd}},stream_ops:{poll(stream){var pipe=stream.node.pipe;if((stream.flags&2097155)===1){return 256|4}if(pipe.buckets.length>0){for(var i=0;i0){return 64|1}}}return 0},ioctl(stream,request,varargs){return 28},fsync(stream){return 28},read(stream,buffer,offset,length,position){var pipe=stream.node.pipe;var currentLength=0;for(var i=0;i=dataLen){currBucket.buffer.set(data,currBucket.offset);currBucket.offset+=dataLen;return dataLen}else if(freeBytesInCurrBuffer>0){currBucket.buffer.set(data.subarray(0,freeBytesInCurrBuffer),currBucket.offset);currBucket.offset+=freeBytesInCurrBuffer;data=data.subarray(freeBytesInCurrBuffer,data.byteLength)}var numBuckets=data.byteLength/PIPEFS.BUCKET_BUFFER_SIZE|0;var remElements=data.byteLength%PIPEFS.BUCKET_BUFFER_SIZE;for(var i=0;i0){var newBucket={buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:data.byteLength,roffset:0};pipe.buckets.push(newBucket);newBucket.buffer.set(data)}return dataLen},close(stream){var pipe=stream.node.pipe;pipe.refcnt--;if(pipe.refcnt===0){pipe.buckets=null}}},nextname(){if(!PIPEFS.nextname.current){PIPEFS.nextname.current=0}return"pipe["+PIPEFS.nextname.current+++"]"}};function ___syscall_pipe(fdPtr){try{if(fdPtr==0){throw new FS.ErrnoError(21)}var res=PIPEFS.createPipe();HEAP32[fdPtr>>2]=res.readable_fd;HEAP32[fdPtr+4>>2]=res.writable_fd;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_poll(fds,nfds,timeout){try{var nonzero=0;for(var i=0;i>2];var events=HEAP16[pollfd+4>>1];var mask=32;var stream=FS.getStream(fd);if(stream){mask=SYSCALLS.DEFAULT_POLLMASK;if (stream.stream_ops?.poll){mask=stream.stream_ops.poll(stream,-1)}}mask&=events|8|16;if(mask)nonzero++;HEAP16[pollfd+6>>1]=mask}return nonzero}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_readlinkat(dirfd,path,buf,bufsize){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(bufsize<=0)return-28;var ret=FS.readlink(path);var len=Math.min(bufsize,lengthBytesUTF8(ret));var endChar=HEAP8[buf+len];stringToUTF8(ret,buf,bufsize+1);HEAP8[buf+len]=endChar;return len}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_recvfrom(fd,buf,len,flags,addr,addrlen){try{var sock=getSocketFromFD(fd);var msg=sock.sock_ops.recvmsg(sock, len, typeof flags !== "undefined" ? flags : 0);if(!msg)return 0;if(addr){var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(msg.addr),msg.port,addrlen)}HEAPU8.set(msg.buffer,buf);return msg.buffer.byteLength}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_renameat(olddirfd,oldpath,newdirfd,newpath){try{oldpath=SYSCALLS.getStr(oldpath);newpath=SYSCALLS.getStr(newpath);oldpath=SYSCALLS.calculateAt(olddirfd,oldpath);newpath=SYSCALLS.calculateAt(newdirfd,newpath);FS.rename(oldpath,newpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_rmdir(path){try{path=SYSCALLS.getStr(path);FS.rmdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_sendto(fd,message,length,flags,addr,addr_len){try{var sock=getSocketFromFD(fd);var dest=getSocketAddress(addr,addr_len,true);if(!dest){return FS.write(sock.stream,HEAP8,message,length)}return sock.sock_ops.sendmsg(sock,HEAP8,message,length,dest.addr,dest.port)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_socket(domain,type,protocol){try{var sock=SOCKFS.createSocket(domain,type,protocol);return sock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_stat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_statfs64(path,size,buf){try{path=SYSCALLS.getStr(path);HEAP32[buf+4>>2]=4096;HEAP32[buf+40>>2]=4096;HEAP32[buf+8>>2]=1e6;HEAP32[buf+12>>2]=5e5;HEAP32[buf+16>>2]=5e5;HEAP32[buf+20>>2]=FS.nextInode;HEAP32[buf+24>>2]=1e6;HEAP32[buf+28>>2]=42;HEAP32[buf+44>>2]=2;HEAP32[buf+36>>2]=255;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_symlink(target,linkpath){try{target=SYSCALLS.getStr(target);linkpath=SYSCALLS.getStr(linkpath);FS.symlink(target,linkpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_unlinkat(dirfd,path,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(flags===0){FS.unlink(path)}else if(flags===512){FS.rmdir(path)}else{abort("Invalid flags passed to unlinkat")}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var readI53FromI64=ptr=>HEAPU32[ptr>>2]+HEAP32[ptr+4>>2]*4294967296;function ___syscall_utimensat(dirfd,path,times,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path,true);if(!times){var atime=Date.now();var mtime=atime}else{var seconds=readI53FromI64(times);var nanoseconds=HEAP32[times+8>>2];atime=seconds*1e3+nanoseconds/(1e3*1e3);times+=16;seconds=readI53FromI64(times);nanoseconds=HEAP32[times+8>>2];mtime=seconds*1e3+nanoseconds/(1e3*1e3)}FS.utime(path,atime,mtime);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var __abort_js=()=>{abort("")};var nowIsMonotonic=1;var __emscripten_get_now_is_monotonic=()=>nowIsMonotonic;var __emscripten_lookup_name=name=>{var nameString=UTF8ToString(name);return inetPton4(DNS.lookup_name(nameString))};var __emscripten_memcpy_js=(dest,src,num)=>HEAPU8.copyWithin(dest,src,src+num);var __emscripten_runtime_keepalive_clear=()=>{noExitRuntime=false;runtimeKeepaliveCounter=0};var __emscripten_throw_longjmp=()=>{throw Infinity};function __gmtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getUTCSeconds();HEAP32[tmPtr+4>>2]=date.getUTCMinutes();HEAP32[tmPtr+8>>2]=date.getUTCHours();HEAP32[tmPtr+12>>2]=date.getUTCDate();HEAP32[tmPtr+16>>2]=date.getUTCMonth();HEAP32[tmPtr+20>>2]=date.getUTCFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getUTCDay();var start=Date.UTC(date.getUTCFullYear(),0,1,0,0,0,0);var yday=(date.getTime()-start)/(1e3*60*60*24)|0;HEAP32[tmPtr+28>>2]=yday}var isLeapYear=year=>year%4===0&&(year%100!==0||year%400===0);var MONTH_DAYS_LEAP_CUMULATIVE=[0,31,60,91,121,152,182,213,244,274,305,335];var MONTH_DAYS_REGULAR_CUMULATIVE=[0,31,59,90,120,151,181,212,243,273,304,334];var ydayFromDate=date=>{var leap=isLeapYear(date.getFullYear());var monthDaysCumulative=leap?MONTH_DAYS_LEAP_CUMULATIVE:MONTH_DAYS_REGULAR_CUMULATIVE;var yday=monthDaysCumulative[date.getMonth()]+date.getDate()-1;return yday};function __localtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr+36>>2]=-(date.getTimezoneOffset()*60);var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dst=(summerOffset!=winterOffset&&date.getTimezoneOffset()==Math.min(winterOffset,summerOffset))|0;HEAP32[tmPtr+32>>2]=dst}var setTempRet0=val=>__emscripten_tempret_set(val);var __mktime_js=function(tmPtr){var ret=(()=>{var date=new Date(HEAP32[tmPtr+20>>2]+1900,HEAP32[tmPtr+16>>2],HEAP32[tmPtr+12>>2],HEAP32[tmPtr+8>>2],HEAP32[tmPtr+4>>2],HEAP32[tmPtr>>2],0);var dst=HEAP32[tmPtr+32>>2];var guessedOffset=date.getTimezoneOffset();var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dstOffset=Math.min(winterOffset,summerOffset);if(dst<0){HEAP32[tmPtr+32>>2]=Number(summerOffset!=winterOffset&&dstOffset==guessedOffset)}else if(dst>0!=(dstOffset==guessedOffset)){var nonDstOffset=Math.max(winterOffset,summerOffset);var trueOffset=dst>0?dstOffset:nonDstOffset;date.setTime(date.getTime()+(trueOffset-guessedOffset)*6e4)}HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getYear();var timeMs=date.getTime();if(isNaN(timeMs)){return-1}return timeMs/1e3})();return setTempRet0((tempDouble=ret,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)),ret>>>0};function __mmap_js(len,prot,flags,fd,offset_low,offset_high,allocated,addr){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);var res=FS.mmap(stream,len,offset,prot,flags);var ptr=res.ptr;HEAP32[allocated>>2]=res.allocated;HEAPU32[addr>>2]=ptr;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function __munmap_js(addr,len,prot,flags,fd,offset_low,offset_high){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{var stream=SYSCALLS.getStreamFromFD(fd);if(prot&2){SYSCALLS.doMsync(addr,stream,len,flags,offset)}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var timers={};var handleException=e=>{if(e instanceof ExitStatus||e=="unwind"){return EXITSTATUS}quit_(1,e)};var runtimeKeepaliveCounter=0;var keepRuntimeAlive=()=>noExitRuntime||runtimeKeepaliveCounter>0;var _proc_exit=code=>{EXITSTATUS=code;if(!keepRuntimeAlive()){Module["onExit"]?.(code);ABORT=true}quit_(code,new ExitStatus(code))};var exitJS=(status,implicit)=>{EXITSTATUS=status;if(!keepRuntimeAlive()){exitRuntime()}_proc_exit(status)};var _exit=exitJS;Module["_exit"]=_exit;var maybeExit=()=>{if(runtimeExited){return}if(!keepRuntimeAlive()){try{_exit(EXITSTATUS)}catch(e){handleException(e)}}};var callUserCallback=func=>{if(runtimeExited||ABORT){return}try{func();maybeExit()}catch(e){handleException(e)}};var _emscripten_get_now;_emscripten_get_now=()=>performance.now();var __setitimer_js=(which,timeout_ms)=>{if(timers[which]){clearTimeout(timers[which].id);delete timers[which]}if(!timeout_ms)return 0;var id=setTimeout(()=>{delete timers[which];callUserCallback(()=>__emscripten_timeout(which,_emscripten_get_now()))},timeout_ms);timers[which]={id:id,timeout_ms:timeout_ms};return 0};var __tzset_js=(timezone,daylight,std_name,dst_name)=>{var currentYear=(new Date).getFullYear();var winter=new Date(currentYear,0,1);var summer=new Date(currentYear,6,1);var winterOffset=winter.getTimezoneOffset();var summerOffset=summer.getTimezoneOffset();var stdTimezoneOffset=Math.max(winterOffset,summerOffset);HEAPU32[timezone>>2]=stdTimezoneOffset*60;HEAP32[daylight>>2]=Number(winterOffset!=summerOffset);var extractZone=date=>date.toLocaleTimeString(undefined,{hour12:false,timeZoneName:"short"}).split(" ")[1];var winterName=extractZone(winter);var summerName=extractZone(summer);if(summerOffsetDate.now();var getHeapMax=()=>2147483648;var _emscripten_get_heap_max=()=>getHeapMax();var growMemory=size=>{var b=wasmMemory.buffer;var pages=(size-b.byteLength+65535)/65536;try{wasmMemory.grow(pages);updateMemoryViews();return 1}catch(e){}};var _emscripten_resize_heap=requestedSize=>{var oldSize=HEAPU8.length;requestedSize>>>=0;var maxHeapSize=getHeapMax();if(requestedSize>maxHeapSize){return false}var alignUp=(x,multiple)=>x+(multiple-x%multiple)%multiple;for(var cutDown=1;cutDown<=4;cutDown*=2){var overGrownHeapSize=oldSize*(1+.2/cutDown);overGrownHeapSize=Math.min(overGrownHeapSize,requestedSize+100663296);var newSize=Math.min(maxHeapSize,alignUp(Math.max(requestedSize,overGrownHeapSize),65536));var replacement=growMemory(newSize);if(replacement){return true}}return false};var runtimeKeepalivePush=()=>{runtimeKeepaliveCounter+=1};var runtimeKeepalivePop=()=>{runtimeKeepaliveCounter-=1};var safeSetTimeout=(func,timeout)=>{runtimeKeepalivePush();return setTimeout(()=>{runtimeKeepalivePop();callUserCallback(func)},timeout)};var _emscripten_sleep=ms=>Asyncify.handleSleep(wakeUp=>safeSetTimeout(wakeUp,ms));Module["_emscripten_sleep"]=_emscripten_sleep;_emscripten_sleep.isAsync=true;var ENV = PHPLoader.ENV || {};var getExecutableName=()=>thisProgram||"./this.program";var getEnvStrings=()=>{if(!getEnvStrings.strings){var lang=(typeof navigator=="object"&&navigator.languages&&navigator.languages[0]||"C").replace("-","_")+".UTF-8";var env={USER:"web_user",LOGNAME:"web_user",PATH:"/",PWD:"/",HOME:"/home/web_user",LANG:lang,_:getExecutableName()};for(var x in ENV){if(ENV[x]===undefined)delete env[x];else env[x]=ENV[x]}var strings=[];for(var x in env){strings.push(`${x}=${env[x]}`)}getEnvStrings.strings=strings}return getEnvStrings.strings};var stringToAscii=(str,buffer)=>{for(var i=0;i{var bufSize=0;getEnvStrings().forEach((string,i)=>{var ptr=environ_buf+bufSize;HEAPU32[__environ+i*4>>2]=ptr;stringToAscii(string,ptr);bufSize+=string.length+1});return 0};var _environ_sizes_get=(penviron_count,penviron_buf_size)=>{var strings=getEnvStrings();HEAPU32[penviron_count>>2]=strings.length;var bufSize=0;strings.forEach(string=>bufSize+=string.length+1);HEAPU32[penviron_buf_size>>2]=bufSize;return 0};function _fd_close(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);FS.close(stream);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_fdstat_get(fd,pbuf){try{var rightsBase=0;var rightsInheriting=0;var flags=0;{var stream=SYSCALLS.getStreamFromFD(fd);var type=stream.tty?2:FS.isDir(stream.mode)?3:FS.isLink(stream.mode)?7:4}HEAP8[pbuf]=type;HEAP16[pbuf+2>>1]=flags;tempI64=[rightsBase>>>0,(tempDouble=rightsBase,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+8>>2]=tempI64[0],HEAP32[pbuf+12>>2]=tempI64[1];tempI64=[rightsInheriting>>>0,(tempDouble=rightsInheriting,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+16>>2]=tempI64[0],HEAP32[pbuf+20>>2]=tempI64[1];return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var doReadv=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.read(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(curr>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_seek(fd,offset_low,offset_high,whence,newOffset){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);FS.llseek(stream,offset,whence);tempI64=[stream.position>>>0,(tempDouble=stream.position,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[newOffset>>2]=tempI64[0],HEAP32[newOffset+4>>2]=tempI64[1];if(stream.getdents&&offset===0&&whence===0)stream.getdents=null;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var _fd_sync=function(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);return Asyncify.handleSleep(wakeUp=>{var mount=stream.node.mount;if(!mount.type.syncfs){wakeUp(0);return}mount.type.syncfs(mount,false,err=>{if(err){wakeUp(29);return}wakeUp(0)})})}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}};_fd_sync.isAsync=true;var doWritev=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.write(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(typeof offset!="undefined"){offset+=curr}}return ret};function _fd_write(fd,iov,iovcnt,pnum){try{var stream=SYSCALLS.getStreamFromFD(fd);var num=doWritev(stream,iov,iovcnt);HEAPU32[pnum>>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var _getaddrinfo=(node,service,hint,out)=>{var addr=0;var port=0;var flags=0;var family=0;var type=0;var proto=0;var ai;function allocaddrinfo(family,type,proto,canon,addr,port){var sa,salen,ai;var errno;salen=family===10?28:16;addr=family===10?inetNtop6(addr):inetNtop4(addr);sa=_malloc(salen);errno=writeSockaddr(sa,family,addr,port);assert(!errno);ai=_malloc(32);HEAP32[ai+4>>2]=family;HEAP32[ai+8>>2]=type;HEAP32[ai+12>>2]=proto;HEAPU32[ai+24>>2]=canon;HEAPU32[ai+20>>2]=sa;if(family===10){HEAP32[ai+16>>2]=28}else{HEAP32[ai+16>>2]=16}HEAP32[ai+28>>2]=0;return ai}if(hint){flags=HEAP32[hint>>2];family=HEAP32[hint+4>>2];type=HEAP32[hint+8>>2];proto=HEAP32[hint+12>>2]}if(type&&!proto){proto=type===2?17:6}if(!type&&proto){type=proto===17?2:1}if(proto===0){proto=6}if(type===0){type=1}if(!node&&!service){return-2}if(flags&~(1|2|4|1024|8|16|32)){return-1}if(hint!==0&&HEAP32[hint>>2]&2&&!node){return-1}if(flags&32){return-2}if(type!==0&&type!==1&&type!==2){return-7}if(family!==0&&family!==2&&family!==10){return-6}if(service){service=UTF8ToString(service);port=parseInt(service,10);if(isNaN(port)){if(flags&1024){return-2}return-8}}if(!node){if(family===0){family=2}if((flags&1)===0){if(family===2){addr=_htonl(2130706433)}else{addr=[0,0,0,1]}}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0}node=UTF8ToString(node);addr=inetPton4(node);if(addr!==null){if(family===0||family===2){family=2}else if(family===10&&flags&8){addr=[0,0,_htonl(65535),addr];family=10}else{return-2}}else{addr=inetPton6(node);if(addr!==null){if(family===0||family===10){family=10}else{return-2}}}if(addr!=null){ai=allocaddrinfo(family,type,proto,node,addr,port);HEAPU32[out>>2]=ai;return 0}if(flags&4){return-2}node=DNS.lookup_name(node);addr=inetPton4(node);if(family===0){family=2}else if(family===10){addr=[0,0,_htonl(65535),addr]}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0};function _getcontext(){abort("missing function: getcontext")}_getcontext.stub=true;function _getdtablesize(){abort("missing function: getdtablesize")}_getdtablesize.stub=true;var _getnameinfo=(sa,salen,node,nodelen,serv,servlen,flags)=>{var info=readSockaddr(sa,salen);if(info.errno){return-6}var port=info.port;var addr=info.addr;var overflowed=false;if(node&&nodelen){var lookup;if(flags&1||!(lookup=DNS.lookup_addr(addr))){if(flags&8){return-2}}else{addr=lookup}var numBytesWrittenExclNull=stringToUTF8(addr,node,nodelen);if(numBytesWrittenExclNull+1>=nodelen){overflowed=true}}if(serv&&servlen){port=""+port;var numBytesWrittenExclNull=stringToUTF8(port,serv,servlen);if(numBytesWrittenExclNull+1>=servlen){overflowed=true}}if(overflowed){return-12}return 0};var Protocols={list:[],map:{}};var _setprotoent=stayopen=>{function allocprotoent(name,proto,aliases){var nameBuf=_malloc(name.length+1);stringToAscii(name,nameBuf);var j=0;var length=aliases.length;var aliasListBuf=_malloc((length+1)*4);for(var i=0;i>2]=aliasBuf}HEAPU32[aliasListBuf+j>>2]=0;var pe=_malloc(12);HEAPU32[pe>>2]=nameBuf;HEAPU32[pe+4>>2]=aliasListBuf;HEAP32[pe+8>>2]=proto;return pe}var list=Protocols.list;var map=Protocols.map;if(list.length===0){var entry=allocprotoent("tcp",6,["TCP"]);list.push(entry);map["tcp"]=map["6"]=entry;entry=allocprotoent("udp",17,["UDP"]);list.push(entry);map["udp"]=map["17"]=entry}_setprotoent.index=0};var _getprotobyname=name=>{name=UTF8ToString(name);_setprotoent(true);var result=Protocols.map[name];return result};var _getprotobynumber=number=>{_setprotoent(true);var result=Protocols.map[number];return result};var stackAlloc=sz=>__emscripten_stack_alloc(sz);var stringToUTF8OnStack=str=>{var size=lengthBytesUTF8(str)+1;var ret=stackAlloc(size);stringToUTF8(str,ret,size);return ret};var allocateUTF8OnStack=stringToUTF8OnStack;var PHPWASM={init:function(){FS.mkdir("/internal");FS.mkdir("/internal/shared");FS.mkdir("/internal/shared/preload");PHPWASM.EventEmitter=ENVIRONMENT_IS_NODE?require("events").EventEmitter:class EventEmitter{constructor(){this.listeners={}}emit(eventName,data){if(this.listeners[eventName]){this.listeners[eventName].forEach(callback=>{callback(data)})}}once(eventName,callback){const self=this;function removedCallback(){callback(...arguments);self.removeListener(eventName,removedCallback)}this.on(eventName,removedCallback)}removeAllListeners(eventName){if(eventName){delete this.listeners[eventName]}else{this.listeners={}}}removeListener(eventName,callback){if(this.listeners[eventName]){const idx=this.listeners[eventName].indexOf(callback);if(idx!==-1){this.listeners[eventName].splice(idx,1)}}}};PHPWASM.child_proc_by_fd={};PHPWASM.child_proc_by_pid={};PHPWASM.input_devices={}},getAllWebSockets:function(sock){const webSockets=new Set;if(sock.server){sock.server.clients.forEach(ws=>{webSockets.add(ws)})}for(const peer of PHPWASM.getAllPeers(sock)){webSockets.add(peer.socket)}return Array.from(webSockets)},getAllPeers:function(sock){const peers=new Set;if(sock.server){sock.pending.filter(pending=>pending.peers).forEach(pending=>{for(const peer of Object.values(pending.peers)){peers.add(peer)}})}if(sock.peers){for(const peer of Object.values(sock.peers)){peers.add(peer)}}return Array.from(peers)},awaitData:function(ws){return PHPWASM.awaitEvent(ws,"message")},awaitConnection:function(ws){if(ws.OPEN===ws.readyState){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"open")},awaitClose:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"close")},awaitError:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"error")},awaitEvent:function(ws,event){let resolve;const listener=()=>{resolve()};const promise=new Promise(function(_resolve){resolve=_resolve;ws.once(event,listener)});const cancel=()=>{ws.removeListener(event,listener);setTimeout(resolve)};return[promise,cancel]},noop:function(){},spawnProcess:function(command,args,options){if(Module["spawnProcess"]){const spawnedPromise=Module["spawnProcess"](command,args,options);return Promise.resolve(spawnedPromise).then(function(spawned){if(!spawned||!spawned.on){throw new Error("spawnProcess() must return an EventEmitter but returned a different type.")}return spawned})}if(ENVIRONMENT_IS_NODE){return require("child_process").spawn(command,args,{...options,shell:true,stdio:["pipe","pipe","pipe"],timeout:100})}const e=new Error("popen(), proc_open() etc. are unsupported in the browser. Call php.setSpawnHandler() "+"and provide a callback to handle spawning processes, or disable a popen(), proc_open() "+"and similar functions via php.ini.");e.code="SPAWN_UNSUPPORTED";throw e},shutdownSocket:function(socketd,how){const sock=getSocketFromFD(socketd);const peer=Object.values(sock.peers)[0];if(!peer){return-1}try{peer.socket.close();SOCKFS.websocket_sock_ops.removePeer(sock,peer);return 0}catch(e){console.log("Socket shutdown error",e);return-1}}};function _js_create_input_device(deviceId){let dataBuffer=[];let dataCallback;const filename="proc_id_"+deviceId;const device=FS.createDevice("/dev",filename,function(){},function(byte){try{dataBuffer.push(byte);if(dataCallback){dataCallback(new Uint8Array(dataBuffer));dataBuffer=[]}}catch(e){console.error(e);throw e}});const devicePath="/dev/"+filename;PHPWASM.input_devices[deviceId]={devicePath:devicePath,onData:function(cb){dataCallback=cb;dataBuffer.forEach(function(data){cb(data)});dataBuffer.length=0}};return allocateUTF8OnStack(devicePath)}function _js_open_process(command,argsPtr,argsLength,descriptorsPtr,descriptorsLength,cwdPtr,cwdLength,envPtr,envLength){if(!command){return 1}const cmdstr=UTF8ToString(command);if(!cmdstr.length){return 0}let argsArray=[];if(argsLength){for(var i=0;i>2]))}}const cwdstr=cwdPtr?UTF8ToString(cwdPtr):null;let envObject=null;if(envLength){envObject={};for(var i=0;i>2]);const splitAt=envEntry.indexOf("=");if(splitAt===-1){continue}const key=envEntry.substring(0,splitAt);const value=envEntry.substring(splitAt+1);envObject[key]=value}}var std={};for(var i=0;i>2];std[HEAPU32[descriptorPtr>>2]]={child:HEAPU32[descriptorPtr+4>>2],parent:HEAPU32[descriptorPtr+8>>2]}}return Asyncify.handleSleep(async wakeUp=>{let cp;try{const options={};if(cwdstr!==null){options.cwd=cwdstr}if(envObject!==null){options.env=envObject}cp=PHPWASM.spawnProcess(cmdstr,argsArray,options);if(cp instanceof Promise){cp=await cp}}catch(e){if(e.code==="SPAWN_UNSUPPORTED"){wakeUp(1);return}console.error(e);wakeUp(1);throw e}const ProcInfo={pid:cp.pid,exited:false,stdinFd:std[0]?.child,stdinIsDevice:std[0]?.child in PHPWASM.input_devices,stdoutChildFd:std[1]?.child,stdoutParentFd:std[1]?.parent,stderrChildFd:std[2]?.child,stderrParentFd:std[2]?.parent,stdout:new PHPWASM.EventEmitter,stderr:new PHPWASM.EventEmitter};if(ProcInfo.stdoutChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutChildFd]=ProcInfo;if(ProcInfo.stderrChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrChildFd]=ProcInfo;if(ProcInfo.stdoutParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutParentFd]=ProcInfo;if(ProcInfo.stderrParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrParentFd]=ProcInfo;PHPWASM.child_proc_by_pid[ProcInfo.pid]=ProcInfo;cp.on("exit",function(code){ProcInfo.exitCode=code;ProcInfo.exited=true;ProcInfo.stdout.emit("data");ProcInfo.stderr.emit("data")});if(ProcInfo.stdoutChildFd){const stdoutStream=SYSCALLS.getStreamFromFD(ProcInfo.stdoutChildFd);let stdoutAt=0;cp.stdout.on("data",function(data){ProcInfo.stdout.emit("data",data);stdoutStream.stream_ops.write(stdoutStream,data,0,data.length,stdoutAt);stdoutAt+=data.length})}if(ProcInfo.stderrChildFd){const stderrStream=SYSCALLS.getStreamFromFD(ProcInfo.stderrChildFd);let stderrAt=0;cp.stderr.on("data",function(data){ProcInfo.stderr.emit("data",data);stderrStream.stream_ops.write(stderrStream,data,0,data.length,stderrAt);stderrAt+=data.length})}try{await new Promise((resolve,reject)=>{cp.on("spawn",resolve);cp.on("error",reject)})}catch(e){console.error(e);wakeUp(1);return}if(ProcInfo.stdinIsDevice){PHPWASM.input_devices[ProcInfo.stdinFd].onData(function(data){if(!data)return;if(typeof data==="number"){data=new Uint8Array([data])}const dataStr=new TextDecoder("utf-8").decode(data);cp.stdin.write(dataStr)});wakeUp(ProcInfo.pid);return}if(ProcInfo.stdinFd){const stdinStream=SYSCALLS.getStreamFromFD(ProcInfo.stdinFd);if(stdinStream.node){const CHUNK_SIZE=1024;const buffer=new Uint8Array(CHUNK_SIZE);let offset=0;while(true){const bytesRead=stdinStream.stream_ops.read(stdinStream,buffer,0,CHUNK_SIZE,offset);if(bytesRead===null||bytesRead===0){break}try{cp.stdin.write(buffer.subarray(0,bytesRead))}catch(e){console.error(e);return 1}if(bytesRead>2]=PHPWASM.child_proc_by_pid[pid].exitCode;return 1}return 0}function _js_waitpid(pid,exitCodePtr){if(!PHPWASM.child_proc_by_pid[pid]){return-1}return Asyncify.handleSleep(wakeUp=>{const poll=function(){if(PHPWASM.child_proc_by_pid[pid]?.exited){HEAPU32[exitCodePtr>>2]=PHPWASM.child_proc_by_pid[pid].exitCode;wakeUp(pid)}else{setTimeout(poll,50)}};poll()})}function _makecontext(){abort("missing function: makecontext")}_makecontext.stub=true;var arraySum=(array,index)=>{var sum=0;for(var i=0;i<=index;sum+=array[i++]){}return sum};var MONTH_DAYS_LEAP=[31,29,31,30,31,30,31,31,30,31,30,31];var MONTH_DAYS_REGULAR=[31,28,31,30,31,30,31,31,30,31,30,31];var addDays=(date,days)=>{var newDate=new Date(date.getTime());while(days>0){var leap=isLeapYear(newDate.getFullYear());var currentMonth=newDate.getMonth();var daysInCurrentMonth=(leap?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR)[currentMonth];if(days>daysInCurrentMonth-newDate.getDate()){days-=daysInCurrentMonth-newDate.getDate()+1;newDate.setDate(1);if(currentMonth<11){newDate.setMonth(currentMonth+1)}else{newDate.setMonth(0);newDate.setFullYear(newDate.getFullYear()+1)}}else{newDate.setDate(newDate.getDate()+days);return newDate}}return newDate};var writeArrayToMemory=(array,buffer)=>{HEAP8.set(array,buffer)};var _strftime=(s,maxsize,format,tm)=>{var tm_zone=HEAPU32[tm+40>>2];var date={tm_sec:HEAP32[tm>>2],tm_min:HEAP32[tm+4>>2],tm_hour:HEAP32[tm+8>>2],tm_mday:HEAP32[tm+12>>2],tm_mon:HEAP32[tm+16>>2],tm_year:HEAP32[tm+20>>2],tm_wday:HEAP32[tm+24>>2],tm_yday:HEAP32[tm+28>>2],tm_isdst:HEAP32[tm+32>>2],tm_gmtoff:HEAP32[tm+36>>2],tm_zone:tm_zone?UTF8ToString(tm_zone):""};var pattern=UTF8ToString(format);var EXPANSION_RULES_1={"%c":"%a %b %d %H:%M:%S %Y","%D":"%m/%d/%y","%F":"%Y-%m-%d","%h":"%b","%r":"%I:%M:%S %p","%R":"%H:%M","%T":"%H:%M:%S","%x":"%m/%d/%y","%X":"%H:%M:%S","%Ec":"%c","%EC":"%C","%Ex":"%m/%d/%y","%EX":"%H:%M:%S","%Ey":"%y","%EY":"%Y","%Od":"%d","%Oe":"%e","%OH":"%H","%OI":"%I","%Om":"%m","%OM":"%M","%OS":"%S","%Ou":"%u","%OU":"%U","%OV":"%V","%Ow":"%w","%OW":"%W","%Oy":"%y"};for(var rule in EXPANSION_RULES_1){pattern=pattern.replace(new RegExp(rule,"g"),EXPANSION_RULES_1[rule])}var WEEKDAYS=["Sunday","Monday","Tuesday","Wednesday","Thursday","Friday","Saturday"];var MONTHS=["January","February","March","April","May","June","July","August","September","October","November","December"];function leadingSomething(value,digits,character){var str=typeof value=="number"?value.toString():value||"";while(str.length0?1:0}var compare;if((compare=sgn(date1.getFullYear()-date2.getFullYear()))===0){if((compare=sgn(date1.getMonth()-date2.getMonth()))===0){compare=sgn(date1.getDate()-date2.getDate())}}return compare}function getFirstWeekStartDate(janFourth){switch(janFourth.getDay()){case 0:return new Date(janFourth.getFullYear()-1,11,29);case 1:return janFourth;case 2:return new Date(janFourth.getFullYear(),0,3);case 3:return new Date(janFourth.getFullYear(),0,2);case 4:return new Date(janFourth.getFullYear(),0,1);case 5:return new Date(janFourth.getFullYear()-1,11,31);case 6:return new Date(janFourth.getFullYear()-1,11,30)}}function getWeekBasedYear(date){var thisDate=addDays(new Date(date.tm_year+1900,0,1),date.tm_yday);var janFourthThisYear=new Date(thisDate.getFullYear(),0,4);var janFourthNextYear=new Date(thisDate.getFullYear()+1,0,4);var firstWeekStartThisYear=getFirstWeekStartDate(janFourthThisYear);var firstWeekStartNextYear=getFirstWeekStartDate(janFourthNextYear);if(compareByDay(firstWeekStartThisYear,thisDate)<=0){if(compareByDay(firstWeekStartNextYear,thisDate)<=0){return thisDate.getFullYear()+1}return thisDate.getFullYear()}return thisDate.getFullYear()-1}var EXPANSION_RULES_2={"%a":date=>WEEKDAYS[date.tm_wday].substring(0,3),"%A":date=>WEEKDAYS[date.tm_wday],"%b":date=>MONTHS[date.tm_mon].substring(0,3),"%B":date=>MONTHS[date.tm_mon],"%C":date=>{var year=date.tm_year+1900;return leadingNulls(year/100|0,2)},"%d":date=>leadingNulls(date.tm_mday,2),"%e":date=>leadingSomething(date.tm_mday,2," "),"%g":date=>getWeekBasedYear(date).toString().substring(2),"%G":getWeekBasedYear,"%H":date=>leadingNulls(date.tm_hour,2),"%I":date=>{var twelveHour=date.tm_hour;if(twelveHour==0)twelveHour=12;else if(twelveHour>12)twelveHour-=12;return leadingNulls(twelveHour,2)},"%j":date=>leadingNulls(date.tm_mday+arraySum(isLeapYear(date.tm_year+1900)?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,date.tm_mon-1),3),"%m":date=>leadingNulls(date.tm_mon+1,2),"%M":date=>leadingNulls(date.tm_min,2),"%n":()=>"\n","%p":date=>{if(date.tm_hour>=0&&date.tm_hour<12){return"AM"}return"PM"},"%S":date=>leadingNulls(date.tm_sec,2),"%t":()=>"\t","%u":date=>date.tm_wday||7,"%U":date=>{var days=date.tm_yday+7-date.tm_wday;return leadingNulls(Math.floor(days/7),2)},"%V":date=>{var val=Math.floor((date.tm_yday+7-(date.tm_wday+6)%7)/7);if((date.tm_wday+371-date.tm_yday-2)%7<=2){val++}if(!val){val=52;var dec31=(date.tm_wday+7-date.tm_yday-1)%7;if(dec31==4||dec31==5&&isLeapYear(date.tm_year%400-1)){val++}}else if(val==53){var jan1=(date.tm_wday+371-date.tm_yday)%7;if(jan1!=4&&(jan1!=3||!isLeapYear(date.tm_year)))val=1}return leadingNulls(val,2)},"%w":date=>date.tm_wday,"%W":date=>{var days=date.tm_yday+7-(date.tm_wday+6)%7;return leadingNulls(Math.floor(days/7),2)},"%y":date=>(date.tm_year+1900).toString().substring(2),"%Y":date=>date.tm_year+1900,"%z":date=>{var off=date.tm_gmtoff;var ahead=off>=0;off=Math.abs(off)/60;off=off/60*100+off%60;return(ahead?"+":"-")+String("0000"+off).slice(-4)},"%Z":date=>date.tm_zone,"%%":()=>"%"};pattern=pattern.replace(/%%/g,"\0\0");for(var rule in EXPANSION_RULES_2){if(pattern.includes(rule)){pattern=pattern.replace(new RegExp(rule,"g"),EXPANSION_RULES_2[rule](date))}}pattern=pattern.replace(/\0\0/g,"%");var bytes=intArrayFromString(pattern,false);if(bytes.length>maxsize){return 0}writeArrayToMemory(bytes,s);return bytes.length-1};var _strftime_l=(s,maxsize,format,tm,loc)=>_strftime(s,maxsize,format,tm);var _strptime=(buf,format,tm)=>{var pattern=UTF8ToString(format);var SPECIAL_CHARS="\\!@#$^&*()+=-[]/{}|:<>?,.";for(var i=0,ii=SPECIAL_CHARS.length;iEQUIVALENT_MATCHERS[c]||m).replace(/%(.)/g,(_,c)=>{let pat=DATE_PATTERNS[c];if(pat){capture.push(c);return`(${pat})`}else{return c}}).replace(/\s+/g,"\\s*");var matches=new RegExp("^"+pattern_out,"i").exec(UTF8ToString(buf));function initDate(){function fixup(value,min,max){return typeof value!="number"||isNaN(value)?min:value>=min?value<=max?value:max:min}return{year:fixup(HEAP32[tm+20>>2]+1900,1970,9999),month:fixup(HEAP32[tm+16>>2],0,11),day:fixup(HEAP32[tm+12>>2],1,31),hour:fixup(HEAP32[tm+8>>2],0,23),min:fixup(HEAP32[tm+4>>2],0,59),sec:fixup(HEAP32[tm>>2],0,59),gmtoff:0}}if(matches){var date=initDate();var value;var getMatch=symbol=>{var pos=capture.indexOf(symbol);if(pos>=0){return matches[pos+1]}return};if(value=getMatch("S")){date.sec=jstoi_q(value)}if(value=getMatch("M")){date.min=jstoi_q(value)}if(value=getMatch("H")){date.hour=jstoi_q(value)}else if(value=getMatch("I")){var hour=jstoi_q(value);if(value=getMatch("p")){hour+=value.toUpperCase()[0]==="P"?12:0}date.hour=hour}if(value=getMatch("Y")){date.year=jstoi_q(value)}else if(value=getMatch("y")){var year=jstoi_q(value);if(value=getMatch("C")){year+=jstoi_q(value)*100}else{year+=year<69?2e3:1900}date.year=year}if(value=getMatch("m")){date.month=jstoi_q(value)-1}else if(value=getMatch("b")){date.month=MONTH_NUMBERS[value.substring(0,3).toUpperCase()]||0}if(value=getMatch("d")){date.day=jstoi_q(value)}else if(value=getMatch("j")){var day=jstoi_q(value);var leapYear=isLeapYear(date.year);for(var month=0;month<12;++month){var daysUntilMonth=arraySum(leapYear?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,month-1);if(day<=daysUntilMonth+(leapYear?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR)[month]){date.day=day-daysUntilMonth}}}else if(value=getMatch("a")){var weekDay=value.substring(0,3).toUpperCase();if(value=getMatch("U")){var weekDayNumber=DAY_NUMBERS_SUN_FIRST[weekDay];var weekNumber=jstoi_q(value);var janFirst=new Date(date.year,0,1);var endDate;if(janFirst.getDay()===0){endDate=addDays(janFirst,weekDayNumber+7*(weekNumber-1))}else{endDate=addDays(janFirst,7-janFirst.getDay()+weekDayNumber+7*(weekNumber-1))}date.day=endDate.getDate();date.month=endDate.getMonth()}else if(value=getMatch("W")){var weekDayNumber=DAY_NUMBERS_MON_FIRST[weekDay];var weekNumber=jstoi_q(value);var janFirst=new Date(date.year,0,1);var endDate;if(janFirst.getDay()===1){endDate=addDays(janFirst,weekDayNumber+7*(weekNumber-1))}else{endDate=addDays(janFirst,7-janFirst.getDay()+1+weekDayNumber+7*(weekNumber-1))}date.day=endDate.getDate();date.month=endDate.getMonth()}}if(value=getMatch("z")){if(value.toLowerCase()==="z"){date.gmtoff=0}else{var match=value.match(/^((?:\-|\+)\d\d):?(\d\d)?/);date.gmtoff=match[1]*3600;if(match[2]){date.gmtoff+=date.gmtoff>0?match[2]*60:-match[2]*60}}}var fullDate=new Date(date.year,date.month,date.day,date.hour,date.min,date.sec,0);HEAP32[tm>>2]=fullDate.getSeconds();HEAP32[tm+4>>2]=fullDate.getMinutes();HEAP32[tm+8>>2]=fullDate.getHours();HEAP32[tm+12>>2]=fullDate.getDate();HEAP32[tm+16>>2]=fullDate.getMonth();HEAP32[tm+20>>2]=fullDate.getFullYear()-1900;HEAP32[tm+24>>2]=fullDate.getDay();HEAP32[tm+28>>2]=arraySum(isLeapYear(fullDate.getFullYear())?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,fullDate.getMonth()-1)+fullDate.getDate()-1;HEAP32[tm+32>>2]=0;HEAP32[tm+36>>2]=date.gmtoff;return buf+intArrayFromString(matches[0]).length-1}return 0};function _swapcontext(){abort("missing function: swapcontext")}_swapcontext.stub=true;function _wasm_setsockopt(socketd,level,optionName,optionValuePtr,optionLen){const optionValue=HEAPU8[optionValuePtr];const SOL_SOCKET=1;const SO_KEEPALIVE=9;const IPPROTO_TCP=6;const TCP_NODELAY=1;const isSupported=level===SOL_SOCKET&&optionName===SO_KEEPALIVE||level===IPPROTO_TCP&&optionName===TCP_NODELAY;if(!isSupported){console.warn(`Unsupported socket option: ${level}, ${optionName}, ${optionValue}`);return-1}const ws=PHPWASM.getAllWebSockets(socketd)[0];if(!ws){return-1}ws.setSocketOpt(level,optionName,optionValuePtr);return 0}var wasmTable;var runAndAbortIfError=func=>{try{return func()}catch(e){abort(e)}};var Asyncify={instrumentWasmImports(imports){var importPattern=/^(_dlopen_js|invoke_i|invoke_ii|invoke_iii|invoke_iiii|invoke_iiiii|invoke_iiiiii|invoke_iiiiiii|invoke_iiiiiiii|invoke_iiiiiiiiii|invoke_v|invoke_vi|invoke_vii|invoke_viidii|invoke_viii|invoke_viiii|invoke_viiiii|invoke_viiiiii|invoke_viiiiiii|invoke_viiiiiiiii|js_open_process|_js_open_process|_asyncjs__js_open_process|js_popen_to_file|_js_popen_to_file|_asyncjs__js_popen_to_file|js_fd_read|_js_fd_read|js_module_onMessage|_js_module_onMessage|_asyncjs__js_module_onMessage|js_waitpid|_js_waitpid|_asyncjs__js_waitpid|wasm_poll_socket|_wasm_poll_socket|_asyncjs__wasm_poll_socket|wasm_shutdown|_wasm_shutdown|_asyncjs__wasm_shutdown|__asyncjs__.*)$/;for(let[x,original]of Object.entries(imports)){if(typeof original=="function"){let isAsyncifyImport=original.isAsync||importPattern.test(x)}}},instrumentWasmExports(exports){var ret={};for(let[x,original]of Object.entries(exports)){if(typeof original=="function"){ret[x]=(...args)=>{Asyncify.exportCallStack.push(x);try{return original(...args)}finally{if(!ABORT){var y=Asyncify.exportCallStack.pop();Asyncify.maybeStopUnwind()}}}}else{ret[x]=original}}return ret},State:{Normal:0,Unwinding:1,Rewinding:2,Disabled:3},state:0,StackSize:4096,currData:null,handleSleepReturnValue:0,exportCallStack:[],callStackNameToId:{},callStackIdToName:{},callStackId:0,asyncPromiseHandlers:null,sleepCallbacks:[],getCallStackId(funcName){var id=Asyncify.callStackNameToId[funcName];if(id===undefined){id=Asyncify.callStackId++;Asyncify.callStackNameToId[funcName]=id;Asyncify.callStackIdToName[id]=funcName}return id},maybeStopUnwind(){if(Asyncify.currData&&Asyncify.state===Asyncify.State.Unwinding&&Asyncify.exportCallStack.length===0){Asyncify.state=Asyncify.State.Normal;runtimeKeepalivePush();runAndAbortIfError(_asyncify_stop_unwind);if(typeof Fibers!="undefined"){Fibers.trampoline()}}},whenDone(){return new Promise((resolve,reject)=>{Asyncify.asyncPromiseHandlers={resolve:resolve,reject:reject}})},allocateData(){var ptr=_malloc(12+Asyncify.StackSize);Asyncify.setDataHeader(ptr,ptr+12,Asyncify.StackSize);Asyncify.setDataRewindFunc(ptr);return ptr},setDataHeader(ptr,stack,stackSize){HEAPU32[ptr>>2]=stack;HEAPU32[ptr+4>>2]=stack+stackSize},setDataRewindFunc(ptr){var bottomOfCallStack=Asyncify.exportCallStack[0];var rewindId=Asyncify.getCallStackId(bottomOfCallStack);HEAP32[ptr+8>>2]=rewindId},getDataRewindFuncName(ptr){var id=HEAP32[ptr+8>>2];var name=Asyncify.callStackIdToName[id];return name},getDataRewindFunc(name){var func=wasmExports[name];return func},doRewind(ptr){var name=Asyncify.getDataRewindFuncName(ptr);var func=Asyncify.getDataRewindFunc(name);runtimeKeepalivePop();return func()},handleSleep(startAsync){if(ABORT)return;if(Asyncify.state===Asyncify.State.Normal){var reachedCallback=false;var reachedAfterCallback=false;startAsync((handleSleepReturnValue=0)=>{if(ABORT)return;Asyncify.handleSleepReturnValue=handleSleepReturnValue;reachedCallback=true;if(!reachedAfterCallback){return}Asyncify.state=Asyncify.State.Rewinding;runAndAbortIfError(()=>_asyncify_start_rewind(Asyncify.currData));if(typeof Browser!="undefined"&&Browser.mainLoop.func){Browser.mainLoop.resume()}var asyncWasmReturnValue,isError=false;try{asyncWasmReturnValue=Asyncify.doRewind(Asyncify.currData)}catch(err){asyncWasmReturnValue=err;isError=true}var handled=false;if(!Asyncify.currData){var asyncPromiseHandlers=Asyncify.asyncPromiseHandlers;if(asyncPromiseHandlers){Asyncify.asyncPromiseHandlers=null;(isError?asyncPromiseHandlers.reject:asyncPromiseHandlers.resolve)(asyncWasmReturnValue);handled=true}}if(isError&&!handled){throw asyncWasmReturnValue}});reachedAfterCallback=true;if(!reachedCallback){Asyncify.state=Asyncify.State.Unwinding;Asyncify.currData=Asyncify.allocateData();if(typeof Browser!="undefined"&&Browser.mainLoop.func){Browser.mainLoop.pause()}runAndAbortIfError(()=>_asyncify_start_unwind(Asyncify.currData))}}else if(Asyncify.state===Asyncify.State.Rewinding){Asyncify.state=Asyncify.State.Normal;runAndAbortIfError(_asyncify_stop_rewind);_free(Asyncify.currData);Asyncify.currData=null;Asyncify.sleepCallbacks.forEach(callUserCallback)}else{abort(`invalid state: ${Asyncify.state}`)}return Asyncify.handleSleepReturnValue},handleAsync(startAsync){return Asyncify.handleSleep(wakeUp=>{startAsync().then(wakeUp)})}};var getCFunc=ident=>{var func=Module["_"+ident];return func};var ccall=(ident,returnType,argTypes,args,opts)=>{var toC={string:str=>{var ret=0;if(str!==null&&str!==undefined&&str!==0){ret=stringToUTF8OnStack(str)}return ret},array:arr=>{var ret=stackAlloc(arr.length);writeArrayToMemory(arr,ret);return ret}};function convertReturnValue(ret){if(returnType==="string"){return UTF8ToString(ret)}if(returnType==="boolean")return Boolean(ret);return ret}var func=getCFunc(ident);var cArgs=[];var stack=0;if(args){for(var i=0;iFS.unlink(path);var FS_createLazyFile=FS.createLazyFile;var FS_createDevice=FS.createDevice;FS.createPreloadedFile=FS_createPreloadedFile;FS.staticInit();Module["FS_createPath"]=FS.createPath;Module["FS_createDataFile"]=FS.createDataFile;Module["FS_createPreloadedFile"]=FS.createPreloadedFile;Module["FS_unlink"]=FS.unlink;Module["FS_createLazyFile"]=FS.createLazyFile;Module["FS_createDevice"]=FS.createDevice;PHPWASM.init();var wasmImports={Ma:_SharpYuvConvert,Na:_SharpYuvGetConversionMatrix,Oa:_SharpYuvInit,q:___assert_fail,Fa:__asyncjs__js_module_onMessage,ha:___call_sighandler,X:___syscall_accept4,W:___syscall_bind,za:___syscall_chdir,I:___syscall_chmod,V:___syscall_connect,ya:___syscall_dup,xa:___syscall_dup3,Aa:___syscall_faccessat,Ta:___syscall_fallocate,ua:___syscall_fchmod,ta:___syscall_fchown32,H:___syscall_fchownat,k:___syscall_fcntl64,sa:___syscall_fdatasync,ra:___syscall_fstat64,_a:___syscall_ftruncate64,ma:___syscall_getcwd,ga:___syscall_getdents64,T:___syscall_getpeername,S:___syscall_getsockname,R:___syscall_getsockopt,A:___syscall_ioctl,Q:___syscall_listen,oa:___syscall_lstat64,la:___syscall_mkdirat,pa:___syscall_newfstatat,u:___syscall_openat,ka:___syscall_pipe,ja:___syscall_poll,fa:___syscall_readlinkat,bb:___syscall_recvfrom,ea:___syscall_renameat,F:___syscall_rmdir,ab:___syscall_sendto,P:___syscall_socket,qa:___syscall_stat64,da:___syscall_statfs64,ca:___syscall_symlink,x:___syscall_unlinkat,_:___syscall_utimensat,Ba:__abort_js,va:__emscripten_get_now_is_monotonic,U:__emscripten_lookup_name,wa:__emscripten_memcpy_js,ia:__emscripten_runtime_keepalive_clear,Y:__emscripten_throw_longjmp,Wa:__gmtime_js,Xa:__localtime_js,Ya:__mktime_js,Ua:__mmap_js,Va:__munmap_js,E:__setitimer_js,$:__tzset_js,y:_emscripten_date_now,ba:_emscripten_get_heap_max,r:_emscripten_get_now,Z:_emscripten_resize_heap,K:_emscripten_sleep,Da:_environ_get,Ea:_environ_sizes_get,p:_exit,o:_fd_close,G:_fd_fdstat_get,J:_fd_read,Za:_fd_seek,na:_fd_sync,z:_fd_write,N:_getaddrinfo,db:_getcontext,Sa:_getdtablesize,v:_getnameinfo,Ra:_getprotobyname,Qa:_getprotobynumber,j:invoke_i,e:invoke_ii,b:invoke_iii,d:invoke_iiii,i:invoke_iiiii,m:invoke_iiiiii,w:invoke_iiiiiii,La:invoke_iiiiiiii,O:invoke_iiiiiiiiii,$a:invoke_jii,g:invoke_v,a:invoke_vi,c:invoke_vii,D:invoke_viidii,f:invoke_viii,l:invoke_viiii,h:invoke_viiiii,C:invoke_viiiiii,B:invoke_viiiiiiiii,M:_js_create_input_device,Ga:js_fd_read,L:_js_open_process,Ha:js_popen_to_file,Ia:_js_process_status,Ja:_js_waitpid,cb:_makecontext,Ca:_proc_exit,t:_strftime,aa:_strftime_l,Pa:_strptime,Ka:_swapcontext,s:wasm_poll_socket,n:_wasm_setsockopt};var wasmExports=createWasm();var ___wasm_call_ctors=()=>(___wasm_call_ctors=wasmExports["fb"])();var _free=a0=>(_free=wasmExports["gb"])(a0);var _malloc=a0=>(_malloc=wasmExports["ib"])(a0);var _wasm_popen=Module["_wasm_popen"]=(a0,a1)=>(_wasm_popen=Module["_wasm_popen"]=wasmExports["jb"])(a0,a1);var _wasm_php_exec=Module["_wasm_php_exec"]=(a0,a1,a2,a3)=>(_wasm_php_exec=Module["_wasm_php_exec"]=wasmExports["kb"])(a0,a1,a2,a3);var _php_pollfd_for=Module["_php_pollfd_for"]=(a0,a1,a2)=>(_php_pollfd_for=Module["_php_pollfd_for"]=wasmExports["lb"])(a0,a1,a2);var _htons=a0=>(_htons=wasmExports["mb"])(a0);var _ntohs=a0=>(_ntohs=wasmExports["nb"])(a0);var _htonl=a0=>(_htonl=wasmExports["ob"])(a0);var _wasm_sleep=Module["_wasm_sleep"]=a0=>(_wasm_sleep=Module["_wasm_sleep"]=wasmExports["pb"])(a0);var _fflush=a0=>(_fflush=wasmExports["qb"])(a0);var _wasm_read=Module["_wasm_read"]=(a0,a1,a2)=>(_wasm_read=Module["_wasm_read"]=wasmExports["rb"])(a0,a1,a2);var ___wrap_select=Module["___wrap_select"]=(a0,a1,a2,a3,a4)=>(___wrap_select=Module["___wrap_select"]=wasmExports["sb"])(a0,a1,a2,a3,a4);var _wasm_set_sapi_name=Module["_wasm_set_sapi_name"]=a0=>(_wasm_set_sapi_name=Module["_wasm_set_sapi_name"]=wasmExports["tb"])(a0);var _wasm_set_phpini_path=Module["_wasm_set_phpini_path"]=a0=>(_wasm_set_phpini_path=Module["_wasm_set_phpini_path"]=wasmExports["ub"])(a0);var _wasm_add_SERVER_entry=Module["_wasm_add_SERVER_entry"]=(a0,a1)=>(_wasm_add_SERVER_entry=Module["_wasm_add_SERVER_entry"]=wasmExports["vb"])(a0,a1);var _wasm_add_ENV_entry=Module["_wasm_add_ENV_entry"]=(a0,a1)=>(_wasm_add_ENV_entry=Module["_wasm_add_ENV_entry"]=wasmExports["wb"])(a0,a1);var _wasm_set_query_string=Module["_wasm_set_query_string"]=a0=>(_wasm_set_query_string=Module["_wasm_set_query_string"]=wasmExports["xb"])(a0);var _wasm_set_path_translated=Module["_wasm_set_path_translated"]=a0=>(_wasm_set_path_translated=Module["_wasm_set_path_translated"]=wasmExports["yb"])(a0);var _wasm_set_skip_shebang=Module["_wasm_set_skip_shebang"]=a0=>(_wasm_set_skip_shebang=Module["_wasm_set_skip_shebang"]=wasmExports["zb"])(a0);var _wasm_set_request_uri=Module["_wasm_set_request_uri"]=a0=>(_wasm_set_request_uri=Module["_wasm_set_request_uri"]=wasmExports["Ab"])(a0);var _wasm_set_request_method=Module["_wasm_set_request_method"]=a0=>(_wasm_set_request_method=Module["_wasm_set_request_method"]=wasmExports["Bb"])(a0);var _wasm_set_request_host=Module["_wasm_set_request_host"]=a0=>(_wasm_set_request_host=Module["_wasm_set_request_host"]=wasmExports["Cb"])(a0);var _wasm_set_content_type=Module["_wasm_set_content_type"]=a0=>(_wasm_set_content_type=Module["_wasm_set_content_type"]=wasmExports["Db"])(a0);var _wasm_set_request_body=Module["_wasm_set_request_body"]=a0=>(_wasm_set_request_body=Module["_wasm_set_request_body"]=wasmExports["Eb"])(a0);var _wasm_set_content_length=Module["_wasm_set_content_length"]=a0=>(_wasm_set_content_length=Module["_wasm_set_content_length"]=wasmExports["Fb"])(a0);var _wasm_set_cookies=Module["_wasm_set_cookies"]=a0=>(_wasm_set_cookies=Module["_wasm_set_cookies"]=wasmExports["Gb"])(a0);var _wasm_set_request_port=Module["_wasm_set_request_port"]=a0=>(_wasm_set_request_port=Module["_wasm_set_request_port"]=wasmExports["Hb"])(a0);var _wasm_sapi_request_shutdown=Module["_wasm_sapi_request_shutdown"]=()=>(_wasm_sapi_request_shutdown=Module["_wasm_sapi_request_shutdown"]=wasmExports["Ib"])();var _wasm_sapi_handle_request=Module["_wasm_sapi_handle_request"]=()=>(_wasm_sapi_handle_request=Module["_wasm_sapi_handle_request"]=wasmExports["Jb"])();var _php_wasm_init=Module["_php_wasm_init"]=()=>(_php_wasm_init=Module["_php_wasm_init"]=wasmExports["Kb"])();var _wasm_free=Module["_wasm_free"]=a0=>(_wasm_free=Module["_wasm_free"]=wasmExports["Lb"])(a0);var ___funcs_on_exit=()=>(___funcs_on_exit=wasmExports["Mb"])();var _emscripten_builtin_memalign=(a0,a1)=>(_emscripten_builtin_memalign=wasmExports["Nb"])(a0,a1);var __emscripten_timeout=(a0,a1)=>(__emscripten_timeout=wasmExports["Ob"])(a0,a1);var _setThrew=(a0,a1)=>(_setThrew=wasmExports["Pb"])(a0,a1);var __emscripten_tempret_set=a0=>(__emscripten_tempret_set=wasmExports["Qb"])(a0);var __emscripten_stack_restore=a0=>(__emscripten_stack_restore=wasmExports["Rb"])(a0);var __emscripten_stack_alloc=a0=>(__emscripten_stack_alloc=wasmExports["Sb"])(a0);var _emscripten_stack_get_current=()=>(_emscripten_stack_get_current=wasmExports["Tb"])();var dynCall_iiii=Module["dynCall_iiii"]=(a0,a1,a2,a3)=>(dynCall_iiii=Module["dynCall_iiii"]=wasmExports["Ub"])(a0,a1,a2,a3);var dynCall_ii=Module["dynCall_ii"]=(a0,a1)=>(dynCall_ii=Module["dynCall_ii"]=wasmExports["Vb"])(a0,a1);var dynCall_vi=Module["dynCall_vi"]=(a0,a1)=>(dynCall_vi=Module["dynCall_vi"]=wasmExports["Wb"])(a0,a1);var dynCall_viiiii=Module["dynCall_viiiii"]=(a0,a1,a2,a3,a4,a5)=>(dynCall_viiiii=Module["dynCall_viiiii"]=wasmExports["Xb"])(a0,a1,a2,a3,a4,a5);var dynCall_iii=Module["dynCall_iii"]=(a0,a1,a2)=>(dynCall_iii=Module["dynCall_iii"]=wasmExports["Yb"])(a0,a1,a2);var dynCall_iiiii=Module["dynCall_iiiii"]=(a0,a1,a2,a3,a4)=>(dynCall_iiiii=Module["dynCall_iiiii"]=wasmExports["Zb"])(a0,a1,a2,a3,a4);var dynCall_iiiiii=Module["dynCall_iiiiii"]=(a0,a1,a2,a3,a4,a5)=>(dynCall_iiiiii=Module["dynCall_iiiiii"]=wasmExports["_b"])(a0,a1,a2,a3,a4,a5);var dynCall_vii=Module["dynCall_vii"]=(a0,a1,a2)=>(dynCall_vii=Module["dynCall_vii"]=wasmExports["$b"])(a0,a1,a2);var dynCall_viii=Module["dynCall_viii"]=(a0,a1,a2,a3)=>(dynCall_viii=Module["dynCall_viii"]=wasmExports["ac"])(a0,a1,a2,a3);var dynCall_v=Module["dynCall_v"]=a0=>(dynCall_v=Module["dynCall_v"]=wasmExports["bc"])(a0);var dynCall_i=Module["dynCall_i"]=a0=>(dynCall_i=Module["dynCall_i"]=wasmExports["cc"])(a0);var dynCall_viiii=Module["dynCall_viiii"]=(a0,a1,a2,a3,a4)=>(dynCall_viiii=Module["dynCall_viiii"]=wasmExports["dc"])(a0,a1,a2,a3,a4);var dynCall_iiiiiii=Module["dynCall_iiiiiii"]=(a0,a1,a2,a3,a4,a5,a6)=>(dynCall_iiiiiii=Module["dynCall_iiiiiii"]=wasmExports["ec"])(a0,a1,a2,a3,a4,a5,a6);var dynCall_viiiiiiiii=Module["dynCall_viiiiiiiii"]=(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9)=>(dynCall_viiiiiiiii=Module["dynCall_viiiiiiiii"]=wasmExports["fc"])(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9);var dynCall_viiiiii=Module["dynCall_viiiiii"]=(a0,a1,a2,a3,a4,a5,a6)=>(dynCall_viiiiii=Module["dynCall_viiiiii"]=wasmExports["gc"])(a0,a1,a2,a3,a4,a5,a6);var dynCall_iiiiiiii=Module["dynCall_iiiiiiii"]=(a0,a1,a2,a3,a4,a5,a6,a7)=>(dynCall_iiiiiiii=Module["dynCall_iiiiiiii"]=wasmExports["hc"])(a0,a1,a2,a3,a4,a5,a6,a7);var dynCall_iiiiiiiiii=Module["dynCall_iiiiiiiiii"]=(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9)=>(dynCall_iiiiiiiiii=Module["dynCall_iiiiiiiiii"]=wasmExports["ic"])(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9);var dynCall_jii=Module["dynCall_jii"]=(a0,a1,a2)=>(dynCall_jii=Module["dynCall_jii"]=wasmExports["jc"])(a0,a1,a2);var dynCall_viidii=Module["dynCall_viidii"]=(a0,a1,a2,a3,a4,a5)=>(dynCall_viidii=Module["dynCall_viidii"]=wasmExports["kc"])(a0,a1,a2,a3,a4,a5);var _asyncify_start_unwind=a0=>(_asyncify_start_unwind=wasmExports["lc"])(a0);var _asyncify_stop_unwind=()=>(_asyncify_stop_unwind=wasmExports["mc"])();var _asyncify_start_rewind=a0=>(_asyncify_start_rewind=wasmExports["nc"])(a0);var _asyncify_stop_rewind=()=>(_asyncify_stop_rewind=wasmExports["oc"])();function invoke_iiiiiii(index,a1,a2,a3,a4,a5,a6){var sp=stackSave();try{return dynCall_iiiiiii(index,a1,a2,a3,a4,a5,a6)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_vi(index,a1){var sp=stackSave();try{dynCall_vi(index,a1)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiii(index,a1,a2,a3){var sp=stackSave();try{return dynCall_iiii(index,a1,a2,a3)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iii(index,a1,a2){var sp=stackSave();try{return dynCall_iii(index,a1,a2)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_vii(index,a1,a2){var sp=stackSave();try{dynCall_vii(index,a1,a2)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_ii(index,a1){var sp=stackSave();try{return dynCall_ii(index,a1)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viii(index,a1,a2,a3){var sp=stackSave();try{dynCall_viii(index,a1,a2,a3)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_v(index){var sp=stackSave();try{dynCall_v(index)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_i(index){var sp=stackSave();try{return dynCall_i(index)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiii(index,a1,a2,a3,a4){var sp=stackSave();try{dynCall_viiii(index,a1,a2,a3,a4)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiiii(index,a1,a2,a3,a4,a5){var sp=stackSave();try{dynCall_viiiii(index,a1,a2,a3,a4,a5)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiiii(index,a1,a2,a3,a4,a5){var sp=stackSave();try{return dynCall_iiiiii(index,a1,a2,a3,a4,a5)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiii(index,a1,a2,a3,a4){var sp=stackSave();try{return dynCall_iiiii(index,a1,a2,a3,a4)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9){var sp=stackSave();try{return dynCall_iiiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viidii(index,a1,a2,a3,a4,a5){var sp=stackSave();try{dynCall_viidii(index,a1,a2,a3,a4,a5)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiiiii(index,a1,a2,a3,a4,a5,a6){var sp=stackSave();try{dynCall_viiiiii(index,a1,a2,a3,a4,a5,a6)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9){var sp=stackSave();try{dynCall_viiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiiiiii(index,a1,a2,a3,a4,a5,a6,a7){var sp=stackSave();try{return dynCall_iiiiiiii(index,a1,a2,a3,a4,a5,a6,a7)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_jii(index,a1,a2){var sp=stackSave();try{return dynCall_jii(index,a1,a2)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}Module["addRunDependency"]=addRunDependency;Module["removeRunDependency"]=removeRunDependency;Module["wasmExports"]=wasmExports;Module["ccall"]=ccall;Module["FS_createPreloadedFile"]=FS_createPreloadedFile;Module["FS_unlink"]=FS_unlink;Module["FS_createPath"]=FS_createPath;Module["FS_createDevice"]=FS_createDevice;Module["FS_createDataFile"]=FS_createDataFile;Module["FS_createLazyFile"]=FS_createLazyFile;Module["PROXYFS"]=PROXYFS;var calledRun;dependenciesFulfilled=function runCaller(){if(!calledRun)run();if(!calledRun)dependenciesFulfilled=runCaller};function run(){if(runDependencies>0){return}preRun();if(runDependencies>0){return}function doRun(){if(calledRun)return;calledRun=true;Module["calledRun"]=true;if(ABORT)return;initRuntime();if(Module["onRuntimeInitialized"])Module["onRuntimeInitialized"]();postRun()}if(Module["setStatus"]){Module["setStatus"]("Running...");setTimeout(function(){setTimeout(function(){Module["setStatus"]("")},1);doRun()},1)}else{doRun()}}if(Module["preInit"]){if(typeof Module["preInit"]=="function")Module["preInit"]=[Module["preInit"]];while(Module["preInit"].length>0){Module["preInit"].pop()()}}run(); +var Module=typeof PHPLoader!="undefined"?PHPLoader:{};var ENVIRONMENT_IS_WEB=RuntimeName==="WEB";var ENVIRONMENT_IS_WORKER=RuntimeName==="WORKER";var ENVIRONMENT_IS_NODE=RuntimeName==="NODE";var moduleOverrides=Object.assign({},Module);var arguments_=[];var thisProgram="./this.program";var quit_=(status,toThrow)=>{throw toThrow};var scriptDirectory="";function locateFile(path){if(Module["locateFile"]){return Module["locateFile"](path,scriptDirectory)}return scriptDirectory+path}var readAsync,readBinary;if(ENVIRONMENT_IS_WEB||ENVIRONMENT_IS_WORKER){if(ENVIRONMENT_IS_WORKER){scriptDirectory=self.location.href}else if(typeof document!="undefined"&&document.currentScript){scriptDirectory=document.currentScript.src}if(scriptDirectory.startsWith("blob:")){scriptDirectory=""}else{scriptDirectory=scriptDirectory.substr(0,scriptDirectory.replace(/[?#].*/,"").lastIndexOf("/")+1)}{readAsync=async url=>{var response=await fetch(url,{credentials:"same-origin"});if(response.ok){return response.arrayBuffer()}throw new Error(response.status+" : "+response.url)}}}else{}var out=Module["print"]||console.log.bind(console);var err=Module["printErr"]||console.error.bind(console);Object.assign(Module,moduleOverrides);moduleOverrides=null;if(Module["arguments"])arguments_=Module["arguments"];if(Module["thisProgram"])thisProgram=Module["thisProgram"]; +if (Module["quit"]) quit_=Module["quit"];var wasmBinary=Module["wasmBinary"];var wasmMemory;var ABORT=false;var EXITSTATUS;function assert(condition,text){if(!condition){abort(text)}}var HEAP8,HEAPU8,HEAP16,HEAPU16,HEAP32,HEAPU32,HEAPF32,HEAPF64;function updateMemoryViews(){var b=wasmMemory.buffer;Module["HEAP8"]=HEAP8=new Int8Array(b);Module["HEAP16"]=HEAP16=new Int16Array(b);Module["HEAPU8"]=HEAPU8=new Uint8Array(b);Module["HEAPU16"]=HEAPU16=new Uint16Array(b);Module["HEAP32"]=HEAP32=new Int32Array(b);Module["HEAPU32"]=HEAPU32=new Uint32Array(b);Module["HEAPF32"]=HEAPF32=new Float32Array(b);Module["HEAPF64"]=HEAPF64=new Float64Array(b)}var __ATPRERUN__=[];var __ATINIT__=[];var __ATEXIT__=[];var __ATPOSTRUN__=[];var runtimeInitialized=false;var runtimeExited=false;function preRun(){if(Module["preRun"]){if(typeof Module["preRun"]=="function")Module["preRun"]=[Module["preRun"]];while(Module["preRun"].length){addOnPreRun(Module["preRun"].shift())}}callRuntimeCallbacks(__ATPRERUN__)}function initRuntime(){runtimeInitialized=true;SOCKFS.root=FS.mount(SOCKFS,{},null);if(!Module["noFSInit"]&&!FS.initialized)FS.init();FS.ignorePermissions=false;TTY.init();PIPEFS.root=FS.mount(PIPEFS,{},null);callRuntimeCallbacks(__ATINIT__)}function exitRuntime(){___funcs_on_exit();callRuntimeCallbacks(__ATEXIT__);FS.quit();TTY.shutdown();runtimeExited=true}function postRun(){if(Module["postRun"]){if(typeof Module["postRun"]=="function")Module["postRun"]=[Module["postRun"]];while(Module["postRun"].length){addOnPostRun(Module["postRun"].shift())}}callRuntimeCallbacks(__ATPOSTRUN__)}function addOnPreRun(cb){__ATPRERUN__.unshift(cb)}function addOnInit(cb){__ATINIT__.unshift(cb)}function addOnPostRun(cb){__ATPOSTRUN__.unshift(cb)}var runDependencies=0;var dependenciesFulfilled=null;function getUniqueRunDependency(id){return id}function addRunDependency(id){runDependencies++;Module["monitorRunDependencies"]?.(runDependencies)}function removeRunDependency(id){runDependencies--;Module["monitorRunDependencies"]?.(runDependencies);if(runDependencies==0){if(dependenciesFulfilled){var callback=dependenciesFulfilled;dependenciesFulfilled=null;callback()}}}function abort(what){Module["onAbort"]?.(what);what="Aborted("+what+")";err(what);ABORT=true;what+=". Build with -sASSERTIONS for more info.";var e=new WebAssembly.RuntimeError(what);throw e}var dataURIPrefix="data:application/octet-stream;base64,";var isDataURI=filename=>filename.startsWith(dataURIPrefix);function findWasmBinary(){var f=dependencyFilename;if(!isDataURI(f)){return locateFile(f)}return f}var wasmBinaryFile;function getBinarySync(file){if(file==wasmBinaryFile&&wasmBinary){return new Uint8Array(wasmBinary)}if(readBinary){return readBinary(file)}throw"both async and sync fetching of the wasm failed"}async function getWasmBinary(binaryFile){if(!wasmBinary){try{var response=await readAsync(binaryFile);return new Uint8Array(response)}catch{}}return getBinarySync(binaryFile)}async function instantiateArrayBuffer(binaryFile,imports){try{var binary=await getWasmBinary(binaryFile);var instance=await WebAssembly.instantiate(binary,imports);return instance}catch(reason){err(`failed to asynchronously prepare wasm: ${reason}`);abort(reason)}}async function instantiateAsync(binary,binaryFile,imports){if(!binary&&typeof WebAssembly.instantiateStreaming=="function"&&!isDataURI(binaryFile)&&typeof fetch=="function"){try{var response=fetch(binaryFile,{credentials:"same-origin"});var instantiationResult=await WebAssembly.instantiateStreaming(response,imports);return instantiationResult}catch(reason){err(`wasm streaming compile failed: ${reason}`);err("falling back to ArrayBuffer instantiation")}}return instantiateArrayBuffer(binaryFile,imports)}function getWasmImports(){return{a:wasmImports}}async function createWasm(){function receiveInstance(instance,module){wasmExports=instance.exports;wasmExports=Asyncify.instrumentWasmExports(wasmExports);Module["wasmExports"]=wasmExports;wasmMemory=wasmExports["cb"];updateMemoryViews();wasmTable=wasmExports["eb"];addOnInit(wasmExports["db"]);removeRunDependency("wasm-instantiate");return wasmExports}addRunDependency("wasm-instantiate");function receiveInstantiationResult(result){receiveInstance(result["instance"])}var info=getWasmImports();if(Module["instantiateWasm"]){try{return Module["instantiateWasm"](info,receiveInstance)}catch(e){err(`Module.instantiateWasm callback failed with error: ${e}`);return false}}wasmBinaryFile??=findWasmBinary();var result=await instantiateAsync(wasmBinary,wasmBinaryFile,info);receiveInstantiationResult(result);return result}var tempDouble;var tempI64;function js_popen_to_file(command,mode,exitCodePtr){const returnCallback=resolver=>Asyncify.handleSleep(resolver);if(!command)return 1;const cmdstr=UTF8ToString(command);if(!cmdstr.length)return 0;const modestr=UTF8ToString(mode);if(!modestr.length)return 0;if(modestr==="w"){console.error('popen($cmd, "w") is not implemented yet')}return returnCallback(async wakeUp=>{let cp;try{cp=PHPWASM.spawnProcess(cmdstr,[]);if(cp instanceof Promise){cp=await cp}}catch(e){console.error(e);if(e.code==="SPAWN_UNSUPPORTED"){return 1}throw e}const outByteArrays=[];cp.stdout.on("data",function(data){outByteArrays.push(data)});const outputPath="/tmp/popen_output";cp.on("exit",function(exitCode){const outBytes=new Uint8Array(outByteArrays.reduce((acc,curr)=>acc+curr.length,0));let offset=0;for(const byteArray of outByteArrays){outBytes.set(byteArray,offset);offset+=byteArray.length}FS.writeFile(outputPath,outBytes);HEAPU8[exitCodePtr]=exitCode;wakeUp(allocateUTF8OnStack(outputPath))})})}function wasm_poll_socket(socketd,events,timeout){const returnCallback=resolver=>Asyncify.handleSleep(resolver);const POLLIN=1;const POLLPRI=2;const POLLOUT=4;const POLLERR=8;const POLLHUP=16;const POLLNVAL=32;return returnCallback(wakeUp=>{const polls=[];if(socketd in PHPWASM.child_proc_by_fd){const procInfo=PHPWASM.child_proc_by_fd[socketd];if(procInfo.exited){wakeUp(0);return}polls.push(PHPWASM.awaitEvent(procInfo.stdout,"data"))}else if(FS.isSocket(FS.getStream(socketd)?.node.mode)){const sock=getSocketFromFD(socketd);if(!sock){wakeUp(0);return}const lookingFor=new Set;if(events&POLLIN||events&POLLPRI){if(sock.server){for(const client of sock.pending){if((client.recv_queue||[]).length>0){wakeUp(1);return}}}else if((sock.recv_queue||[]).length>0){wakeUp(1);return}}const webSockets=PHPWASM.getAllWebSockets(sock);if(!webSockets.length){wakeUp(0);return}for(const ws of webSockets){if(events&POLLIN||events&POLLPRI){polls.push(PHPWASM.awaitData(ws));lookingFor.add("POLLIN")}if(events&POLLOUT){polls.push(PHPWASM.awaitConnection(ws));lookingFor.add("POLLOUT")}if(events&POLLHUP){polls.push(PHPWASM.awaitClose(ws));lookingFor.add("POLLHUP")}if(events&POLLERR||events&POLLNVAL){polls.push(PHPWASM.awaitError(ws));lookingFor.add("POLLERR")}}}else{setTimeout(function(){wakeUp(1)},timeout);return}if(polls.length===0){console.warn("Unsupported poll event "+events+", defaulting to setTimeout().");setTimeout(function(){wakeUp(0)},timeout);return}const promises=polls.map(([promise])=>promise);const clearPolling=()=>polls.forEach(([,clear])=>clear());let awaken=false;let timeoutId;Promise.race(promises).then(function(results){if(!awaken){awaken=true;wakeUp(1);if(timeoutId){clearTimeout(timeoutId)}clearPolling()}});if(timeout!==-1){timeoutId=setTimeout(function(){if(!awaken){awaken=true;wakeUp(0);clearPolling()}},timeout)}})}function js_fd_read(fd,iov,iovcnt,pnum){const returnCallback=resolver=>Asyncify.handleSleep(resolver);if(Asyncify?.State?.Normal===undefined||Asyncify?.state===Asyncify?.State?.Normal){var returnCode;var stream;let num=0;try{stream=SYSCALLS.getStreamFromFD(fd);const num=doReadv(stream,iov,iovcnt);HEAPU32[pnum>>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError")){throw e}if(e.errno!==6||!(stream?.fd in PHPWASM.child_proc_by_fd)){HEAPU32[pnum>>2]=0;return returnCode}}}return returnCallback(wakeUp=>{var retries=0;var interval=50;var timeout=5e3;var maxRetries=timeout/interval;function poll(){var returnCode;var stream;let num;try{stream=SYSCALLS.getStreamFromFD(fd);num=doReadv(stream,iov,iovcnt);returnCode=0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError")){console.error(e);throw e}returnCode=e.errno}const success=returnCode===0;const failure=++retries>maxRetries||!(fd in PHPWASM.child_proc_by_fd)||PHPWASM.child_proc_by_fd[fd]?.exited||FS.isClosed(stream);if(success){HEAPU32[pnum>>2]=num;wakeUp(0)}else if(failure){HEAPU32[pnum>>2]=0;wakeUp(returnCode===6?0:returnCode)}else{setTimeout(poll,interval)}}poll()})}function __asyncjs__js_module_onMessage(data,response_buffer){return Asyncify.handleAsync(async()=>{if(Module["onMessage"]){const dataStr=UTF8ToString(data);return Module["onMessage"](dataStr).then(response=>{const responseBytes=typeof response==="string"?(new TextEncoder).encode(response):response;const responseSize=responseBytes.byteLength;const responsePtr=_malloc(responseSize+1);HEAPU8.set(responseBytes,responsePtr);HEAPU8[responsePtr+responseSize]=0;HEAPU8[response_buffer]=responsePtr;HEAPU8[response_buffer+1]=responsePtr>>8;HEAPU8[response_buffer+2]=responsePtr>>16;HEAPU8[response_buffer+3]=responsePtr>>24;return responseSize}).catch(e=>{console.error(e);return-1})}})}class ExitStatus{name="ExitStatus";constructor(status){this.message=`Program terminated with exit(${status})`;this.status=status}} +ExitStatus = class PHPExitStatus extends Error { +constructor(status) { + super(status); + this.name = "ExitStatus"; + this.message = "Program terminated with exit(" + status + ")"; + this.status = status; + } +};var callRuntimeCallbacks=callbacks=>{while(callbacks.length>0){callbacks.shift()(Module)}};var noExitRuntime=Module["noExitRuntime"]||false;var stackRestore=val=>__emscripten_stack_restore(val);var stackSave=()=>_emscripten_stack_get_current();function _SharpYuvConvert(){abort("missing function: SharpYuvConvert")}_SharpYuvConvert.stub=true;function _SharpYuvGetConversionMatrix(){abort("missing function: SharpYuvGetConversionMatrix")}_SharpYuvGetConversionMatrix.stub=true;function _SharpYuvInit(){abort("missing function: SharpYuvInit")}_SharpYuvInit.stub=true;var UTF8Decoder=typeof TextDecoder!="undefined"?new TextDecoder:undefined;var UTF8ArrayToString=(heapOrArray,idx=0,maxBytesToRead=NaN)=>{var endIdx=idx+maxBytesToRead;var endPtr=idx;while(heapOrArray[endPtr]&&!(endPtr>=endIdx))++endPtr;if(endPtr-idx>16&&heapOrArray.buffer&&UTF8Decoder){return UTF8Decoder.decode(heapOrArray.subarray(idx,endPtr))}var str="";while(idx>10,56320|ch&1023)}}return str};var UTF8ToString=(ptr,maxBytesToRead)=>ptr?UTF8ArrayToString(HEAPU8,ptr,maxBytesToRead):"";Module["UTF8ToString"]=UTF8ToString;var ___assert_fail=(condition,filename,line,func)=>abort(`Assertion failed: ${UTF8ToString(condition)}, at: `+[filename?UTF8ToString(filename):"unknown filename",line,func?UTF8ToString(func):"unknown function"]);var ___call_sighandler=(fp,sig)=>(a1=>dynCall_vi(fp,a1))(sig);var initRandomFill=()=>{if(typeof crypto=="object"&&typeof crypto["getRandomValues"]=="function"){return view=>crypto.getRandomValues(view)}else abort("initRandomDevice")};var randomFill=view=>(randomFill=initRandomFill())(view);var PATH={isAbs:path=>path.charAt(0)==="/",splitPath:filename=>{var splitPathRe=/^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/;return splitPathRe.exec(filename).slice(1)},normalizeArray:(parts,allowAboveRoot)=>{var up=0;for(var i=parts.length-1;i>=0;i--){var last=parts[i];if(last==="."){parts.splice(i,1)}else if(last===".."){parts.splice(i,1);up++}else if(up){parts.splice(i,1);up--}}if(allowAboveRoot){for(;up;up--){parts.unshift("..")}}return parts},normalize:path=>{var isAbsolute=PATH.isAbs(path),trailingSlash=path.substr(-1)==="/";path=PATH.normalizeArray(path.split("/").filter(p=>!!p),!isAbsolute).join("/");if(!path&&!isAbsolute){path="."}if(path&&trailingSlash){path+="/"}return(isAbsolute?"/":"")+path},dirname:path=>{var result=PATH.splitPath(path),root=result[0],dir=result[1];if(!root&&!dir){return"."}if(dir){dir=dir.substr(0,dir.length-1)}return root+dir},basename:path=>{if(path==="/")return"/";path=PATH.normalize(path);path=path.replace(/\/$/,"");var lastSlash=path.lastIndexOf("/");if(lastSlash===-1)return path;return path.substr(lastSlash+1)},join:(...paths)=>PATH.normalize(paths.join("/")),join2:(l,r)=>PATH.normalize(l+"/"+r)};var PATH_FS={resolve:(...args)=>{var resolvedPath="",resolvedAbsolute=false;for(var i=args.length-1;i>=-1&&!resolvedAbsolute;i--){var path=i>=0?args[i]:FS.cwd();if(typeof path!="string"){throw new TypeError("Arguments to path.resolve must be strings")}else if(!path){return""}resolvedPath=path+"/"+resolvedPath;resolvedAbsolute=PATH.isAbs(path)}resolvedPath=PATH.normalizeArray(resolvedPath.split("/").filter(p=>!!p),!resolvedAbsolute).join("/");return(resolvedAbsolute?"/":"")+resolvedPath||"."},relative:(from,to)=>{from=PATH_FS.resolve(from).substr(1);to=PATH_FS.resolve(to).substr(1);function trim(arr){var start=0;for(;start=0;end--){if(arr[end]!=="")break}if(start>end)return[];return arr.slice(start,end-start+1)}var fromParts=trim(from.split("/"));var toParts=trim(to.split("/"));var length=Math.min(fromParts.length,toParts.length);var samePartsLength=length;for(var i=0;i{var len=0;for(var i=0;i=55296&&c<=57343){len+=4;++i}else{len+=3}}return len};Module["lengthBytesUTF8"]=lengthBytesUTF8;var stringToUTF8Array=(str,heap,outIdx,maxBytesToWrite)=>{if(!(maxBytesToWrite>0))return 0;var startIdx=outIdx;var endIdx=outIdx+maxBytesToWrite-1;for(var i=0;i=55296&&u<=57343){var u1=str.charCodeAt(++i);u=65536+((u&1023)<<10)|u1&1023}if(u<=127){if(outIdx>=endIdx)break;heap[outIdx++]=u}else if(u<=2047){if(outIdx+1>=endIdx)break;heap[outIdx++]=192|u>>6;heap[outIdx++]=128|u&63}else if(u<=65535){if(outIdx+2>=endIdx)break;heap[outIdx++]=224|u>>12;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}else{if(outIdx+3>=endIdx)break;heap[outIdx++]=240|u>>18;heap[outIdx++]=128|u>>12&63;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}}heap[outIdx]=0;return outIdx-startIdx};function intArrayFromString(stringy,dontAddNull,length){var len=length>0?length:lengthBytesUTF8(stringy)+1;var u8array=new Array(len);var numBytesWritten=stringToUTF8Array(stringy,u8array,0,u8array.length);if(dontAddNull)u8array.length=numBytesWritten;return u8array}var FS_stdin_getChar=()=>{if(!FS_stdin_getChar_buffer.length){var result=null;if(typeof window!="undefined"&&typeof window.prompt=="function"){result=window.prompt("Input: ");if(result!==null){result+="\n"}}else{}if(!result){return null}FS_stdin_getChar_buffer=intArrayFromString(result,true)}return FS_stdin_getChar_buffer.shift()};var TTY={ttys:[],init(){},shutdown(){},register(dev,ops){TTY.ttys[dev]={input:[],output:[],ops};FS.registerDevice(dev,TTY.stream_ops)},stream_ops:{open(stream){var tty=TTY.ttys[stream.node.rdev];if(!tty){throw new FS.ErrnoError(43)}stream.tty=tty;stream.seekable=false},close(stream){stream.tty.ops.fsync(stream.tty)},fsync(stream){stream.tty.ops.fsync(stream.tty)},read(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.get_char){throw new FS.ErrnoError(60)}var bytesRead=0;for(var i=0;i0){out(UTF8ArrayToString(tty.output));tty.output=[]}},ioctl_tcgets(tty){return{c_iflag:25856,c_oflag:5,c_cflag:191,c_lflag:35387,c_cc:[3,28,127,21,4,0,1,0,17,19,26,0,18,15,23,22,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]}},ioctl_tcsets(tty,optional_actions,data){return 0},ioctl_tiocgwinsz(tty){return[24,80]}},default_tty1_ops:{put_char(tty,val){if(val===null||val===10){err(UTF8ArrayToString(tty.output));tty.output=[]}else{if(val!=0)tty.output.push(val)}},fsync(tty){if(tty.output&&tty.output.length>0){err(UTF8ArrayToString(tty.output));tty.output=[]}}}};var zeroMemory=(address,size)=>{HEAPU8.fill(0,address,address+size)};var alignMemory=(size,alignment)=>Math.ceil(size/alignment)*alignment;var mmapAlloc=size=>{size=alignMemory(size,65536);var ptr=_emscripten_builtin_memalign(65536,size);if(ptr)zeroMemory(ptr,size);return ptr};var MEMFS={ops_table:null,mount(mount){return MEMFS.createNode(null,"/",16895,0)},createNode(parent,name,mode,dev){if(FS.isBlkdev(mode)||FS.isFIFO(mode)){throw new FS.ErrnoError(63)}MEMFS.ops_table||={dir:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,lookup:MEMFS.node_ops.lookup,mknod:MEMFS.node_ops.mknod,rename:MEMFS.node_ops.rename,unlink:MEMFS.node_ops.unlink,rmdir:MEMFS.node_ops.rmdir,readdir:MEMFS.node_ops.readdir,symlink:MEMFS.node_ops.symlink},stream:{llseek:MEMFS.stream_ops.llseek}},file:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:{llseek:MEMFS.stream_ops.llseek,read:MEMFS.stream_ops.read,write:MEMFS.stream_ops.write,allocate:MEMFS.stream_ops.allocate,mmap:MEMFS.stream_ops.mmap,msync:MEMFS.stream_ops.msync}},link:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,readlink:MEMFS.node_ops.readlink},stream:{}},chrdev:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:FS.chrdev_stream_ops}};var node=FS.createNode(parent,name,mode,dev);if(FS.isDir(node.mode)){node.node_ops=MEMFS.ops_table.dir.node;node.stream_ops=MEMFS.ops_table.dir.stream;node.contents={}}else if(FS.isFile(node.mode)){node.node_ops=MEMFS.ops_table.file.node;node.stream_ops=MEMFS.ops_table.file.stream;node.usedBytes=0;node.contents=null}else if(FS.isLink(node.mode)){node.node_ops=MEMFS.ops_table.link.node;node.stream_ops=MEMFS.ops_table.link.stream}else if(FS.isChrdev(node.mode)){node.node_ops=MEMFS.ops_table.chrdev.node;node.stream_ops=MEMFS.ops_table.chrdev.stream}node.atime=node.mtime=node.ctime=Date.now();if(parent){parent.contents[name]=node;parent.atime=parent.mtime=parent.ctime=node.atime}return node},getFileDataAsTypedArray(node){if(!node.contents)return new Uint8Array(0);if(node.contents.subarray)return node.contents.subarray(0,node.usedBytes);return new Uint8Array(node.contents)},expandFileStorage(node,newCapacity){var prevCapacity=node.contents?node.contents.length:0;if(prevCapacity>=newCapacity)return;var CAPACITY_DOUBLING_MAX=1024*1024;newCapacity=Math.max(newCapacity,prevCapacity*(prevCapacity>>0);if(prevCapacity!=0)newCapacity=Math.max(newCapacity,256);var oldContents=node.contents;node.contents=new Uint8Array(newCapacity);if(node.usedBytes>0)node.contents.set(oldContents.subarray(0,node.usedBytes),0)},resizeFileStorage(node,newSize){if(node.usedBytes==newSize)return;if(newSize==0){node.contents=null;node.usedBytes=0}else{var oldContents=node.contents;node.contents=new Uint8Array(newSize);if(oldContents){node.contents.set(oldContents.subarray(0,Math.min(newSize,node.usedBytes)))}node.usedBytes=newSize}},node_ops:{getattr(node){var attr={};attr.dev=FS.isChrdev(node.mode)?node.id:1;attr.ino=node.id;attr.mode=node.mode;attr.nlink=1;attr.uid=0;attr.gid=0;attr.rdev=node.rdev;if(FS.isDir(node.mode)){attr.size=4096}else if(FS.isFile(node.mode)){attr.size=node.usedBytes}else if(FS.isLink(node.mode)){attr.size=node.link.length}else{attr.size=0}attr.atime=new Date(node.atime);attr.mtime=new Date(node.mtime);attr.ctime=new Date(node.ctime);attr.blksize=4096;attr.blocks=Math.ceil(attr.size/attr.blksize);return attr},setattr(node,attr){for(const key of["mode","atime","mtime","ctime"]){if(attr[key]){node[key]=attr[key]}}if(attr.size!==undefined){MEMFS.resizeFileStorage(node,attr.size)}},lookup(parent,name){throw MEMFS.doesNotExistError},mknod(parent,name,mode,dev){return MEMFS.createNode(parent,name,mode,dev)},rename(old_node,new_dir,new_name){var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(new_node){if(FS.isDir(old_node.mode)){for(var i in new_node.contents){throw new FS.ErrnoError(55)}}FS.hashRemoveNode(new_node)}delete old_node.parent.contents[old_node.name];new_dir.contents[new_name]=old_node;old_node.name=new_name;new_dir.ctime=new_dir.mtime=old_node.parent.ctime=old_node.parent.mtime=Date.now()},unlink(parent,name){delete parent.contents[name];parent.ctime=parent.mtime=Date.now()},rmdir(parent,name){var node=FS.lookupNode(parent,name);for(var i in node.contents){throw new FS.ErrnoError(55)}delete parent.contents[name];parent.ctime=parent.mtime=Date.now()},readdir(node){return[".","..",...Object.keys(node.contents)]},symlink(parent,newname,oldpath){var node=MEMFS.createNode(parent,newname,511|40960,0);node.link=oldpath;return node},readlink(node){if(!FS.isLink(node.mode)){throw new FS.ErrnoError(28)}return node.link}},stream_ops:{read(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=stream.node.usedBytes)return 0;var size=Math.min(stream.node.usedBytes-position,length);if(size>8&&contents.subarray){buffer.set(contents.subarray(position,position+size),offset)}else{for(var i=0;i0||position+length{var arrayBuffer=await readAsync(url);return new Uint8Array(arrayBuffer)};asyncLoad.isAsync=true;var FS_createDataFile=(parent,name,fileData,canRead,canWrite,canOwn)=>{FS.createDataFile(parent,name,fileData,canRead,canWrite,canOwn)};var preloadPlugins=Module["preloadPlugins"]||[];var FS_handledByPreloadPlugin=(byteArray,fullname,finish,onerror)=>{if(typeof Browser!="undefined")Browser.init();var handled=false;preloadPlugins.forEach(plugin=>{if(handled)return;if(plugin["canHandle"](fullname)){plugin["handle"](byteArray,fullname,finish,onerror);handled=true}});return handled};var FS_createPreloadedFile=(parent,name,url,canRead,canWrite,onload,onerror,dontCreateFile,canOwn,preFinish)=>{var fullname=name?PATH_FS.resolve(PATH.join2(parent,name)):parent;var dep=getUniqueRunDependency(`cp ${fullname}`);function processData(byteArray){function finish(byteArray){preFinish?.();if(!dontCreateFile){FS_createDataFile(parent,name,byteArray,canRead,canWrite,canOwn)}onload?.();removeRunDependency(dep)}if(FS_handledByPreloadPlugin(byteArray,fullname,finish,()=>{onerror?.();removeRunDependency(dep)})){return}finish(byteArray)}addRunDependency(dep);if(typeof url=="string"){asyncLoad(url).then(processData,onerror)}else{processData(url)}};var FS_modeStringToFlags=str=>{var flagModes={r:0,"r+":2,w:512|64|1,"w+":512|64|2,a:1024|64|1,"a+":1024|64|2};var flags=flagModes[str];if(typeof flags=="undefined"){throw new Error(`Unknown file open mode: ${str}`)}return flags};var FS_getMode=(canRead,canWrite)=>{var mode=0;if(canRead)mode|=292|73;if(canWrite)mode|=146;return mode};var ERRNO_CODES={EPERM:63,ENOENT:44,ESRCH:71,EINTR:27,EIO:29,ENXIO:60,E2BIG:1,ENOEXEC:45,EBADF:8,ECHILD:12,EAGAIN:6,EWOULDBLOCK:6,ENOMEM:48,EACCES:2,EFAULT:21,ENOTBLK:105,EBUSY:10,EEXIST:20,EXDEV:75,ENODEV:43,ENOTDIR:54,EISDIR:31,EINVAL:28,ENFILE:41,EMFILE:33,ENOTTY:59,ETXTBSY:74,EFBIG:22,ENOSPC:51,ESPIPE:70,EROFS:69,EMLINK:34,EPIPE:64,EDOM:18,ERANGE:68,ENOMSG:49,EIDRM:24,ECHRNG:106,EL2NSYNC:156,EL3HLT:107,EL3RST:108,ELNRNG:109,EUNATCH:110,ENOCSI:111,EL2HLT:112,EDEADLK:16,ENOLCK:46,EBADE:113,EBADR:114,EXFULL:115,ENOANO:104,EBADRQC:103,EBADSLT:102,EDEADLOCK:16,EBFONT:101,ENOSTR:100,ENODATA:116,ETIME:117,ENOSR:118,ENONET:119,ENOPKG:120,EREMOTE:121,ENOLINK:47,EADV:122,ESRMNT:123,ECOMM:124,EPROTO:65,EMULTIHOP:36,EDOTDOT:125,EBADMSG:9,ENOTUNIQ:126,EBADFD:127,EREMCHG:128,ELIBACC:129,ELIBBAD:130,ELIBSCN:131,ELIBMAX:132,ELIBEXEC:133,ENOSYS:52,ENOTEMPTY:55,ENAMETOOLONG:37,ELOOP:32,EOPNOTSUPP:138,EPFNOSUPPORT:139,ECONNRESET:15,ENOBUFS:42,EAFNOSUPPORT:5,EPROTOTYPE:67,ENOTSOCK:57,ENOPROTOOPT:50,ESHUTDOWN:140,ECONNREFUSED:14,EADDRINUSE:3,ECONNABORTED:13,ENETUNREACH:40,ENETDOWN:38,ETIMEDOUT:73,EHOSTDOWN:142,EHOSTUNREACH:23,EINPROGRESS:26,EALREADY:7,EDESTADDRREQ:17,EMSGSIZE:35,EPROTONOSUPPORT:66,ESOCKTNOSUPPORT:137,EADDRNOTAVAIL:4,ENETRESET:39,EISCONN:30,ENOTCONN:53,ETOOMANYREFS:141,EUSERS:136,EDQUOT:19,ESTALE:72,ENOTSUP:138,ENOMEDIUM:148,EILSEQ:25,EOVERFLOW:61,ECANCELED:11,ENOTRECOVERABLE:56,EOWNERDEAD:62,ESTRPIPE:135};var PROXYFS={mount(mount){return PROXYFS.createNode(null,"/",mount.opts.fs.lstat(mount.opts.root).mode,0)},createNode(parent,name,mode,dev){if(!FS.isDir(mode)&&!FS.isFile(mode)&&!FS.isLink(mode)){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}var node=FS.createNode(parent,name,mode);node.node_ops=PROXYFS.node_ops;node.stream_ops=PROXYFS.stream_ops;return node},realPath(node){var parts=[];while(node.parent!==node){parts.push(node.name);node=node.parent}parts.push(node.mount.opts.root);parts.reverse();return PATH.join(...parts)},node_ops:{getattr(node){var path=PROXYFS.realPath(node);var stat;try{stat=node.mount.opts.fs.lstat(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return{dev:stat.dev,ino:stat.ino,mode:stat.mode,nlink:stat.nlink,uid:stat.uid,gid:stat.gid,rdev:stat.rdev,size:stat.size,atime:stat.atime,mtime:stat.mtime,ctime:stat.ctime,blksize:stat.blksize,blocks:stat.blocks}},setattr(node,attr){var path=PROXYFS.realPath(node);try{if(attr.mode!==undefined){node.mount.opts.fs.chmod(path,attr.mode);node.mode=attr.mode}if(attr.atime||attr.mtime){var atime=new Date(attr.atime||attr.mtime);var mtime=new Date(attr.mtime||attr.atime);node.mount.opts.fs.utime(path,atime,mtime)}if(attr.size!==undefined){node.mount.opts.fs.truncate(path,attr.size)}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},lookup(parent,name){try{var path=PATH.join2(PROXYFS.realPath(parent),name);var mode=parent.mount.opts.fs.lstat(path).mode;var node=PROXYFS.createNode(parent,name,mode);return node}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},mknod(parent,name,mode,dev){var node=PROXYFS.createNode(parent,name,mode,dev);var path=PROXYFS.realPath(node);try{if(FS.isDir(node.mode)){node.mount.opts.fs.mkdir(path,node.mode)}else{node.mount.opts.fs.writeFile(path,"",{mode:node.mode})}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return node},rename(oldNode,newDir,newName){var oldPath=PROXYFS.realPath(oldNode);var newPath=PATH.join2(PROXYFS.realPath(newDir),newName);try{oldNode.mount.opts.fs.rename(oldPath,newPath);oldNode.name=newName}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},unlink(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.unlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},rmdir(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.rmdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readdir(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},symlink(parent,newName,oldPath){var newPath=PATH.join2(PROXYFS.realPath(parent),newName);try{parent.mount.opts.fs.symlink(oldPath,newPath)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readlink(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}}},stream_ops:{open(stream){var path=PROXYFS.realPath(stream.node);try{stream.nfd=stream.node.mount.opts.fs.open(path,stream.flags)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},close(stream){try{stream.node.mount.opts.fs.close(stream.nfd)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},read(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.read(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},write(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.write(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},llseek(stream,offset,whence){var position=offset;if(whence===1){position+=stream.position}else if(whence===2){if(FS.isFile(stream.node.mode)){try{var stat=stream.node.node_ops.getattr(stream.node);position+=stat.size}catch(e){throw new FS.ErrnoError(ERRNO_CODES[e.code])}}}if(position<0){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}return position}}};var FS={root:null,mounts:[],devices:{},streams:[],nextInode:1,nameTable:null,currentPath:"/",initialized:false,ignorePermissions:true,ErrnoError:class{name="ErrnoError";constructor(errno){this.errno=errno}},filesystems:null,syncFSRequests:0,readFiles:{},FSStream:class{shared={};get object(){return this.node}set object(val){this.node=val}get isRead(){return(this.flags&2097155)!==1}get isWrite(){return(this.flags&2097155)!==0}get isAppend(){return this.flags&1024}get flags(){return this.shared.flags}set flags(val){this.shared.flags=val}get position(){return this.shared.position}set position(val){this.shared.position=val}},FSNode:class{node_ops={};stream_ops={};readMode=292|73;writeMode=146;mounted=null;constructor(parent,name,mode,rdev){if(!parent){parent=this}this.parent=parent;this.mount=parent.mount;this.id=FS.nextInode++;this.name=name;this.mode=mode;this.rdev=rdev;this.atime=this.mtime=this.ctime=Date.now()}get read(){return(this.mode&this.readMode)===this.readMode}set read(val){val?this.mode|=this.readMode:this.mode&=~this.readMode}get write(){return(this.mode&this.writeMode)===this.writeMode}set write(val){val?this.mode|=this.writeMode:this.mode&=~this.writeMode}get isFolder(){return FS.isDir(this.mode)}get isDevice(){return FS.isChrdev(this.mode)}},lookupPath(path,opts={}){if(!path)return{path:"",node:null};opts.follow_mount??=true;if(!PATH.isAbs(path)){path=FS.cwd()+"/"+path}linkloop:for(var nlinks=0;nlinks<40;nlinks++){var parts=path.split("/").filter(p=>!!p&&p!==".");var current=FS.root;var current_path="/";for(var i=0;i>>0)%FS.nameTable.length},hashAddNode(node){var hash=FS.hashName(node.parent.id,node.name);node.name_next=FS.nameTable[hash];FS.nameTable[hash]=node},hashRemoveNode(node){var hash=FS.hashName(node.parent.id,node.name);if(FS.nameTable[hash]===node){FS.nameTable[hash]=node.name_next}else{var current=FS.nameTable[hash];while(current){if(current.name_next===node){current.name_next=node.name_next;break}current=current.name_next}}},lookupNode(parent,name){var errCode=FS.mayLookup(parent);if(errCode){throw new FS.ErrnoError(errCode)}var hash=FS.hashName(parent.id,name);for(var node=FS.nameTable[hash];node;node=node.name_next){var nodeName=node.name;if(node.parent.id===parent.id&&nodeName===name){return node}}return FS.lookup(parent,name)},createNode(parent,name,mode,rdev){var node=new FS.FSNode(parent,name,mode,rdev);FS.hashAddNode(node);return node},destroyNode(node){FS.hashRemoveNode(node)},isRoot(node){return node===node.parent},isMountpoint(node){return!!node.mounted},isFile(mode){return(mode&61440)===32768},isDir(mode){return(mode&61440)===16384},isLink(mode){return(mode&61440)===40960},isChrdev(mode){return(mode&61440)===8192},isBlkdev(mode){return(mode&61440)===24576},isFIFO(mode){return(mode&61440)===4096},isSocket(mode){return(mode&49152)===49152},flagsToPermissionString(flag){var perms=["r","w","rw"][flag&3];if(flag&512){perms+="w"}return perms},nodePermissions(node,perms){if(FS.ignorePermissions){return 0}if(perms.includes("r")&&!(node.mode&292)){return 2}else if(perms.includes("w")&&!(node.mode&146)){return 2}else if(perms.includes("x")&&!(node.mode&73)){return 2}return 0},mayLookup(dir){if(!FS.isDir(dir.mode))return 54;var errCode=FS.nodePermissions(dir,"x");if(errCode)return errCode;if(!dir.node_ops.lookup)return 2;return 0},mayCreate(dir,name){if(!FS.isDir(dir.mode)){return 54}try{var node=FS.lookupNode(dir,name);return 20}catch(e){}return FS.nodePermissions(dir,"wx")},mayDelete(dir,name,isdir){var node;try{node=FS.lookupNode(dir,name)}catch(e){return e.errno}var errCode=FS.nodePermissions(dir,"wx");if(errCode){return errCode}if(isdir){if(!FS.isDir(node.mode)){return 54}if(FS.isRoot(node)||FS.getPath(node)===FS.cwd()){return 10}}else{if(FS.isDir(node.mode)){return 31}}return 0},mayOpen(node,flags){if(!node){return 44}if(FS.isLink(node.mode)){return 32}else if(FS.isDir(node.mode)){if(FS.flagsToPermissionString(flags)!=="r"||flags&512){return 31}}return FS.nodePermissions(node,FS.flagsToPermissionString(flags))},MAX_OPEN_FDS:4096,nextfd(){for(var fd=0;fd<=FS.MAX_OPEN_FDS;fd++){if(!FS.streams[fd]){return fd}}throw new FS.ErrnoError(33)},getStreamChecked(fd){var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}return stream},getStream:fd=>FS.streams[fd],createStream(stream,fd=-1){stream=Object.assign(new FS.FSStream,stream);if(fd==-1){fd=FS.nextfd()}stream.fd=fd;FS.streams[fd]=stream;return stream},closeStream(fd){FS.streams[fd]=null},dupStream(origStream,fd=-1){var stream=FS.createStream(origStream,fd);stream.stream_ops?.dup?.(stream);return stream},chrdev_stream_ops:{open(stream){var device=FS.getDevice(stream.node.rdev);stream.stream_ops=device.stream_ops;stream.stream_ops.open?.(stream)},llseek(){throw new FS.ErrnoError(70)}},major:dev=>dev>>8,minor:dev=>dev&255,makedev:(ma,mi)=>ma<<8|mi,registerDevice(dev,ops){FS.devices[dev]={stream_ops:ops}},getDevice:dev=>FS.devices[dev],getMounts(mount){var mounts=[];var check=[mount];while(check.length){var m=check.pop();mounts.push(m);check.push(...m.mounts)}return mounts},syncfs(populate,callback){if(typeof populate=="function"){callback=populate;populate=false}FS.syncFSRequests++;if(FS.syncFSRequests>1){err(`warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work`)}var mounts=FS.getMounts(FS.root.mount);var completed=0;function doCallback(errCode){FS.syncFSRequests--;return callback(errCode)}function done(errCode){if(errCode){if(!done.errored){done.errored=true;return doCallback(errCode)}return}if(++completed>=mounts.length){doCallback(null)}}mounts.forEach(mount=>{if(!mount.type.syncfs){return done(null)}mount.type.syncfs(mount,populate,done)})},mount(type,opts,mountpoint){var root=mountpoint==="/";var pseudo=!mountpoint;var node;if(root&&FS.root){throw new FS.ErrnoError(10)}else if(!root&&!pseudo){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});mountpoint=lookup.path;node=lookup.node;if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}if(!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}}var mount={type,opts,mountpoint,mounts:[]};var mountRoot=type.mount(mount);mountRoot.mount=mount;mount.root=mountRoot;if(root){FS.root=mountRoot}else if(node){node.mounted=mount;if(node.mount){node.mount.mounts.push(mount)}}return mountRoot},unmount(mountpoint){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});if(!FS.isMountpoint(lookup.node)){throw new FS.ErrnoError(28)}var node=lookup.node;var mount=node.mounted;var mounts=FS.getMounts(mount);Object.keys(FS.nameTable).forEach(hash=>{var current=FS.nameTable[hash];while(current){var next=current.name_next;if(mounts.includes(current.mount)){FS.destroyNode(current)}current=next}});node.mounted=null;var idx=node.mount.mounts.indexOf(mount);node.mount.mounts.splice(idx,1)},lookup(parent,name){return parent.node_ops.lookup(parent,name)},mknod(path,mode,dev){var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);if(!name||name==="."||name===".."){throw new FS.ErrnoError(28)}var errCode=FS.mayCreate(parent,name);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.mknod){throw new FS.ErrnoError(63)}return parent.node_ops.mknod(parent,name,mode,dev)},statfs(path){var rtn={bsize:4096,frsize:4096,blocks:1e6,bfree:5e5,bavail:5e5,files:FS.nextInode,ffree:FS.nextInode-1,fsid:42,flags:2,namelen:255};var parent=FS.lookupPath(path,{follow:true}).node;if(parent?.node_ops.statfs){Object.assign(rtn,parent.node_ops.statfs(parent.mount.opts.root))}return rtn},create(path,mode=438){mode&=4095;mode|=32768;return FS.mknod(path,mode,0)},mkdir(path,mode=511){mode&=511|512;mode|=16384;return FS.mknod(path,mode,0)},mkdirTree(path,mode){var dirs=path.split("/");var d="";for(var i=0;iFS.currentPath,chdir(path){var lookup=FS.lookupPath(path,{follow:true});if(lookup.node===null){throw new FS.ErrnoError(44)}if(!FS.isDir(lookup.node.mode)){throw new FS.ErrnoError(54)}var errCode=FS.nodePermissions(lookup.node,"x");if(errCode){throw new FS.ErrnoError(errCode)}FS.currentPath=lookup.path},createDefaultDirectories(){FS.mkdir("/tmp");FS.mkdir("/home");FS.mkdir("/home/web_user")},createDefaultDevices(){FS.mkdir("/dev");FS.registerDevice(FS.makedev(1,3),{read:()=>0,write:(stream,buffer,offset,length,pos)=>length,llseek:()=>0});FS.mkdev("/dev/null",FS.makedev(1,3));TTY.register(FS.makedev(5,0),TTY.default_tty_ops);TTY.register(FS.makedev(6,0),TTY.default_tty1_ops);FS.mkdev("/dev/tty",FS.makedev(5,0));FS.mkdev("/dev/tty1",FS.makedev(6,0));var randomBuffer=new Uint8Array(1024),randomLeft=0;var randomByte=()=>{if(randomLeft===0){randomLeft=randomFill(randomBuffer).byteLength}return randomBuffer[--randomLeft]};FS.createDevice("/dev","random",randomByte);FS.createDevice("/dev","urandom",randomByte);FS.mkdir("/dev/shm");FS.mkdir("/dev/shm/tmp")},createSpecialDirectories(){FS.mkdir("/proc");var proc_self=FS.mkdir("/proc/self");FS.mkdir("/proc/self/fd");FS.mount({mount(){var node=FS.createNode(proc_self,"fd",16895,73);node.stream_ops={llseek:MEMFS.stream_ops.llseek};node.node_ops={lookup(parent,name){var fd=+name;var stream=FS.getStreamChecked(fd);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path},id:fd+1};ret.parent=ret;return ret},readdir(){return Array.from(FS.streams.entries()).filter(([k,v])=>v).map(([k,v])=>k.toString())}};return node}},{},"/proc/self/fd")},createStandardStreams(input,output,error){if(input){FS.createDevice("/dev","stdin",input)}else{FS.symlink("/dev/tty","/dev/stdin")}if(output){FS.createDevice("/dev","stdout",null,output)}else{FS.symlink("/dev/tty","/dev/stdout")}if(error){FS.createDevice("/dev","stderr",null,error)}else{FS.symlink("/dev/tty1","/dev/stderr")}var stdin=FS.open("/dev/stdin",0);var stdout=FS.open("/dev/stdout",1);var stderr=FS.open("/dev/stderr",1)},staticInit(){FS.nameTable=new Array(4096);FS.mount(MEMFS,{},"/");FS.createDefaultDirectories();FS.createDefaultDevices();FS.createSpecialDirectories();FS.filesystems={MEMFS,PROXYFS}},init(input,output,error){FS.initialized=true;input??=Module["stdin"];output??=Module["stdout"];error??=Module["stderr"];FS.createStandardStreams(input,output,error)},quit(){FS.initialized=false;_fflush(0);for(var i=0;ithis.length-1||idx<0){return undefined}var chunkOffset=idx%this.chunkSize;var chunkNum=idx/this.chunkSize|0;return this.getter(chunkNum)[chunkOffset]}setDataGetter(getter){this.getter=getter}cacheLength(){var xhr=new XMLHttpRequest;xhr.open("HEAD",url,false);xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);var datalength=Number(xhr.getResponseHeader("Content-length"));var header;var hasByteServing=(header=xhr.getResponseHeader("Accept-Ranges"))&&header==="bytes";var usesGzip=(header=xhr.getResponseHeader("Content-Encoding"))&&header==="gzip";var chunkSize=1024*1024;if(!hasByteServing)chunkSize=datalength;var doXHR=(from,to)=>{if(from>to)throw new Error("invalid range ("+from+", "+to+") or no bytes requested!");if(to>datalength-1)throw new Error("only "+datalength+" bytes available! programmer error!");var xhr=new XMLHttpRequest;xhr.open("GET",url,false);if(datalength!==chunkSize)xhr.setRequestHeader("Range","bytes="+from+"-"+to);xhr.responseType="arraybuffer";if(xhr.overrideMimeType){xhr.overrideMimeType("text/plain; charset=x-user-defined")}xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);if(xhr.response!==undefined){return new Uint8Array(xhr.response||[])}return intArrayFromString(xhr.responseText||"",true)};var lazyArray=this;lazyArray.setDataGetter(chunkNum=>{var start=chunkNum*chunkSize;var end=(chunkNum+1)*chunkSize-1;end=Math.min(end,datalength-1);if(typeof lazyArray.chunks[chunkNum]=="undefined"){lazyArray.chunks[chunkNum]=doXHR(start,end)}if(typeof lazyArray.chunks[chunkNum]=="undefined")throw new Error("doXHR failed!");return lazyArray.chunks[chunkNum]});if(usesGzip||!datalength){chunkSize=datalength=1;datalength=this.getter(0).length;chunkSize=datalength;out("LazyFiles on gzip forces download of the whole file when length is accessed")}this._length=datalength;this._chunkSize=chunkSize;this.lengthKnown=true}get length(){if(!this.lengthKnown){this.cacheLength()}return this._length}get chunkSize(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}}if(typeof XMLHttpRequest!="undefined"){if(!ENVIRONMENT_IS_WORKER)throw"Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc";var lazyArray=new LazyUint8Array;var properties={isDevice:false,contents:lazyArray}}else{var properties={isDevice:false,url}}var node=FS.createFile(parent,name,properties,canRead,canWrite);if(properties.contents){node.contents=properties.contents}else if(properties.url){node.contents=null;node.url=properties.url}Object.defineProperties(node,{usedBytes:{get:function(){return this.contents.length}}});var stream_ops={};var keys=Object.keys(node.stream_ops);keys.forEach(key=>{var fn=node.stream_ops[key];stream_ops[key]=(...args)=>{FS.forceLoadFile(node);return fn(...args)}});function writeChunks(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=contents.length)return 0;var size=Math.min(contents.length-position,length);if(contents.slice){for(var i=0;i{FS.forceLoadFile(node);return writeChunks(stream,buffer,offset,length,position)};stream_ops.mmap=(stream,length,position,prot,flags)=>{FS.forceLoadFile(node);var ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}writeChunks(stream,HEAP8,ptr,length,position);return{ptr,allocated:true}};node.stream_ops=stream_ops;return node}};Module["FS"]=FS;var SOCKFS={websocketArgs:{},callbacks:{},on(event,callback){SOCKFS.callbacks[event]=callback},emit(event,param){SOCKFS.callbacks[event]?.(param)},mount(mount){SOCKFS.websocketArgs=Module["websocket"]||{};(Module["websocket"]??={})["on"]=SOCKFS.on;return FS.createNode(null,"/",16895,0)},createSocket(family,type,protocol){type&=~526336;var streaming=type==1;if(streaming&&protocol&&protocol!=6){throw new FS.ErrnoError(66)}var sock={family,type,protocol,server:null,error:null,peers:{},pending:[],recv_queue:[],sock_ops:SOCKFS.websocket_sock_ops};var name=SOCKFS.nextname();var node=FS.createNode(SOCKFS.root,name,49152,0);node.sock=sock;var stream=FS.createStream({path:name,node,flags:2,seekable:false,stream_ops:SOCKFS.stream_ops});sock.stream=stream;return sock},getSocket(fd){var stream=FS.getStream(fd);if(!stream||!FS.isSocket(stream.node.mode)){return null}return stream.node.sock},stream_ops:{poll(stream){var sock=stream.node.sock;return sock.sock_ops.poll(sock)},ioctl(stream,request,varargs){var sock=stream.node.sock;return sock.sock_ops.ioctl(sock,request,varargs)},read(stream,buffer,offset,length,position){var sock=stream.node.sock;var msg=sock.sock_ops.recvmsg(sock,length);if(!msg){return 0}buffer.set(msg.buffer,offset);return msg.buffer.length},write(stream,buffer,offset,length,position){var sock=stream.node.sock;return sock.sock_ops.sendmsg(sock,buffer,offset,length)},close(stream){var sock=stream.node.sock;sock.sock_ops.close(sock)}},nextname(){if(!SOCKFS.nextname.current){SOCKFS.nextname.current=0}return`socket[${SOCKFS.nextname.current++}]`},websocket_sock_ops:{createPeer(sock,addr,port){var ws;if(typeof addr=="object"){ws=addr;addr=null;port=null}if(ws){if(ws._socket){addr=ws._socket.remoteAddress;port=ws._socket.remotePort}else{var result=/ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url);if(!result){throw new Error("WebSocket URL must be in the format ws(s)://address:port")}addr=result[1];port=parseInt(result[2],10)}}else{try{var url="ws:#".replace("#","//");var subProtocols="binary";var opts=undefined;if("function"===typeof SOCKFS.websocketArgs["url"]) { +url = SOCKFS.websocketArgs["url"](...arguments); +}else if ("string" === typeof SOCKFS.websocketArgs["url"]){url=SOCKFS.websocketArgs["url"]}if(SOCKFS.websocketArgs["subprotocol"]){subProtocols=SOCKFS.websocketArgs["subprotocol"]}else if(SOCKFS.websocketArgs["subprotocol"]===null){subProtocols="null"}if(url==="ws://"||url==="wss://"){var parts=addr.split("/");url=url+parts[0]+":"+port+"/"+parts.slice(1).join("/")}if(subProtocols!=="null"){subProtocols=subProtocols.replace(/^ +| +$/g,"").split(/ *, */);opts=subProtocols}var WebSocketConstructor;{WebSocketConstructor=WebSocket}if (Module['websocket']['decorator']) {WebSocketConstructor = Module['websocket']['decorator'](WebSocketConstructor);}ws = new WebSocketConstructor(url,opts);ws.binaryType="arraybuffer"}catch(e){throw new FS.ErrnoError(23)}}var peer={addr,port,socket:ws,msg_send_queue:[]};SOCKFS.websocket_sock_ops.addPeer(sock,peer);SOCKFS.websocket_sock_ops.handlePeerEvents(sock,peer);if(sock.type===2&&typeof sock.sport!="undefined"){peer.msg_send_queue.push(new Uint8Array([255,255,255,255,"p".charCodeAt(0),"o".charCodeAt(0),"r".charCodeAt(0),"t".charCodeAt(0),(sock.sport&65280)>>8,sock.sport&255]))}return peer},getPeer(sock,addr,port){return sock.peers[addr+":"+port]},addPeer(sock,peer){sock.peers[peer.addr+":"+peer.port]=peer},removePeer(sock,peer){delete sock.peers[peer.addr+":"+peer.port]},handlePeerEvents(sock,peer){var first=true;var handleOpen=function(){sock.connecting=false;SOCKFS.emit("open",sock.stream.fd);try{var queued=peer.msg_send_queue.shift();while(queued){peer.socket.send(queued);queued=peer.msg_send_queue.shift()}}catch(e){peer.socket.close()}};function handleMessage(data){if(typeof data=="string"){var encoder=new TextEncoder;data=encoder.encode(data)}else{assert(data.byteLength!==undefined);if(data.byteLength==0){return}data=new Uint8Array(data)}var wasfirst=first;first=false;if(wasfirst&&data.length===10&&data[0]===255&&data[1]===255&&data[2]===255&&data[3]===255&&data[4]==="p".charCodeAt(0)&&data[5]==="o".charCodeAt(0)&&data[6]==="r".charCodeAt(0)&&data[7]==="t".charCodeAt(0)){var newport=data[8]<<8|data[9];SOCKFS.websocket_sock_ops.removePeer(sock,peer);peer.port=newport;SOCKFS.websocket_sock_ops.addPeer(sock,peer);return}sock.recv_queue.push({addr:peer.addr,port:peer.port,data});SOCKFS.emit("message",sock.stream.fd)}if(ENVIRONMENT_IS_NODE){peer.socket.on("open",handleOpen);peer.socket.on("message",function(data,isBinary){if(!isBinary){return}handleMessage(new Uint8Array(data).buffer)});peer.socket.on("close",function(){SOCKFS.emit("close",sock.stream.fd)});peer.socket.on("error",function(error){sock.error=14;SOCKFS.emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])})}else{peer.socket.onopen=handleOpen;peer.socket.onclose=function(){SOCKFS.emit("close",sock.stream.fd)};peer.socket.onmessage=function peer_socket_onmessage(event){handleMessage(event.data)};peer.socket.onerror=function(error){sock.error=14;SOCKFS.emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])}}},poll(sock){if(sock.type===1&&sock.server){return sock.pending.length?64|1:0}var mask=0;var dest=sock.type===1?SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport):null;if(sock.recv_queue.length||!dest||dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=64|1}if(!dest||dest&&dest.socket.readyState===dest.socket.OPEN){mask|=4}if(dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){if(sock.connecting){mask|=4}else{mask|=16}}return mask},ioctl(sock,request,arg){switch(request){case 21531:var bytes=0;if(sock.recv_queue.length){bytes=sock.recv_queue[0].data.length}HEAP32[arg>>2]=bytes;return 0;default:return 28}},close(sock){if(sock.server){try{sock.server.close()}catch(e){}sock.server=null}var peers=Object.keys(sock.peers);for(var i=0;i{var socket=SOCKFS.getSocket(fd);if(!socket)throw new FS.ErrnoError(8);return socket};var inetPton4=str=>{var b=str.split(".");for(var i=0;i<4;i++){var tmp=Number(b[i]);if(isNaN(tmp))return null;b[i]=tmp}return(b[0]|b[1]<<8|b[2]<<16|b[3]<<24)>>>0};var jstoi_q=str=>parseInt(str);var inetPton6=str=>{var words;var w,offset,z;var valid6regx=/^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i;var parts=[];if(!valid6regx.test(str)){return null}if(str==="::"){return[0,0,0,0,0,0,0,0]}if(str.startsWith("::")){str=str.replace("::","Z:")}else{str=str.replace("::",":Z:")}if(str.indexOf(".")>0){str=str.replace(new RegExp("[.]","g"),":");words=str.split(":");words[words.length-4]=jstoi_q(words[words.length-4])+jstoi_q(words[words.length-3])*256;words[words.length-3]=jstoi_q(words[words.length-2])+jstoi_q(words[words.length-1])*256;words=words.slice(0,words.length-2)}else{words=str.split(":")}offset=0;z=0;for(w=0;w{switch(family){case 2:addr=inetPton4(addr);zeroMemory(sa,16);if(addrlen){HEAP32[addrlen>>2]=16}HEAP16[sa>>1]=family;HEAP32[sa+4>>2]=addr;HEAP16[sa+2>>1]=_htons(port);break;case 10:addr=inetPton6(addr);zeroMemory(sa,28);if(addrlen){HEAP32[addrlen>>2]=28}HEAP32[sa>>2]=family;HEAP32[sa+8>>2]=addr[0];HEAP32[sa+12>>2]=addr[1];HEAP32[sa+16>>2]=addr[2];HEAP32[sa+20>>2]=addr[3];HEAP16[sa+2>>1]=_htons(port);break;default:return 5}return 0};var DNS={address_map:{id:1,addrs:{},names:{}},lookup_name(name){var res=inetPton4(name);if(res!==null){return name}res=inetPton6(name);if(res!==null){return name}var addr;if(DNS.address_map.addrs[name]){addr=DNS.address_map.addrs[name]}else{var id=DNS.address_map.id++;assert(id<65535,"exceeded max address mappings of 65535");addr="172.29."+(id&255)+"."+(id&65280);DNS.address_map.names[addr]=name;DNS.address_map.addrs[name]=addr}return addr},lookup_addr(addr){if(DNS.address_map.names[addr]){return DNS.address_map.names[addr]}return null}};function ___syscall_accept4(fd,addr,addrlen,flags,d1,d2){try{var sock=getSocketFromFD(fd);var newsock=sock.sock_ops.accept(sock);if(addr){var errno=writeSockaddr(addr,newsock.family,DNS.lookup_name(newsock.daddr),newsock.dport,addrlen)}return newsock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var inetNtop4=addr=>(addr&255)+"."+(addr>>8&255)+"."+(addr>>16&255)+"."+(addr>>24&255);var inetNtop6=ints=>{var str="";var word=0;var longest=0;var lastzero=0;var zstart=0;var len=0;var i=0;var parts=[ints[0]&65535,ints[0]>>16,ints[1]&65535,ints[1]>>16,ints[2]&65535,ints[2]>>16,ints[3]&65535,ints[3]>>16];var hasipv4=true;var v4part="";for(i=0;i<5;i++){if(parts[i]!==0){hasipv4=false;break}}if(hasipv4){v4part=inetNtop4(parts[6]|parts[7]<<16);if(parts[5]===-1){str="::ffff:";str+=v4part;return str}if(parts[5]===0){str="::";if(v4part==="0.0.0.0")v4part="";if(v4part==="0.0.0.1")v4part="1";str+=v4part;return str}}for(word=0;word<8;word++){if(parts[word]===0){if(word-lastzero>1){len=0}lastzero=word;len++}if(len>longest){longest=len;zstart=word-longest+1}}for(word=0;word<8;word++){if(longest>1){if(parts[word]===0&&word>=zstart&&word{var family=HEAP16[sa>>1];var port=_ntohs(HEAPU16[sa+2>>1]);var addr;switch(family){case 2:if(salen!==16){return{errno:28}}addr=HEAP32[sa+4>>2];addr=inetNtop4(addr);break;case 10:if(salen!==28){return{errno:28}}addr=[HEAP32[sa+8>>2],HEAP32[sa+12>>2],HEAP32[sa+16>>2],HEAP32[sa+20>>2]];addr=inetNtop6(addr);break;default:return{errno:5}}return{family,addr,port}};var getSocketAddress=(addrp,addrlen)=>{var info=readSockaddr(addrp,addrlen);if(info.errno)throw new FS.ErrnoError(info.errno);info.addr=DNS.lookup_addr(info.addr)||info.addr;return info};function ___syscall_bind(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.bind(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var SYSCALLS={DEFAULT_POLLMASK:5,calculateAt(dirfd,path,allowEmpty){if(PATH.isAbs(path)){return path}var dir;if(dirfd===-100){dir=FS.cwd()}else{var dirstream=SYSCALLS.getStreamFromFD(dirfd);dir=dirstream.path}if(path.length==0){if(!allowEmpty){throw new FS.ErrnoError(44)}return dir}return dir+"/"+path},doStat(func,path,buf){var stat=func(path);HEAP32[buf>>2]=stat.dev;HEAP32[buf+4>>2]=stat.mode;HEAPU32[buf+8>>2]=stat.nlink;HEAP32[buf+12>>2]=stat.uid;HEAP32[buf+16>>2]=stat.gid;HEAP32[buf+20>>2]=stat.rdev;tempI64=[stat.size>>>0,(tempDouble=stat.size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+24>>2]=tempI64[0],HEAP32[buf+28>>2]=tempI64[1];HEAP32[buf+32>>2]=4096;HEAP32[buf+36>>2]=stat.blocks;var atime=stat.atime.getTime();var mtime=stat.mtime.getTime();var ctime=stat.ctime.getTime();tempI64=[Math.floor(atime/1e3)>>>0,(tempDouble=Math.floor(atime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+40>>2]=tempI64[0],HEAP32[buf+44>>2]=tempI64[1];HEAPU32[buf+48>>2]=atime%1e3*1e3*1e3;tempI64=[Math.floor(mtime/1e3)>>>0,(tempDouble=Math.floor(mtime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+56>>2]=tempI64[0],HEAP32[buf+60>>2]=tempI64[1];HEAPU32[buf+64>>2]=mtime%1e3*1e3*1e3;tempI64=[Math.floor(ctime/1e3)>>>0,(tempDouble=Math.floor(ctime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+72>>2]=tempI64[0],HEAP32[buf+76>>2]=tempI64[1];HEAPU32[buf+80>>2]=ctime%1e3*1e3*1e3;tempI64=[stat.ino>>>0,(tempDouble=stat.ino,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+88>>2]=tempI64[0],HEAP32[buf+92>>2]=tempI64[1];return 0},doMsync(addr,stream,len,flags,offset){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}if(flags&2){return 0}var buffer=HEAPU8.slice(addr,addr+len);FS.msync(stream,buffer,offset,len,flags)},getStreamFromFD(fd){var stream=FS.getStreamChecked(fd);return stream},varargs:undefined,getStr(ptr){var ret=UTF8ToString(ptr);return ret}};function ___syscall_chdir(path){try{path=SYSCALLS.getStr(path);FS.chdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_chmod(path,mode){try{path=SYSCALLS.getStr(path);FS.chmod(path,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_connect(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.connect(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup(fd){try{var old=SYSCALLS.getStreamFromFD(fd);return FS.dupStream(old).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup3(fd,newfd,flags){try{var old=SYSCALLS.getStreamFromFD(fd);if(old.fd===newfd)return-28;if(newfd<0||newfd>=FS.MAX_OPEN_FDS)return-8;var existing=FS.getStream(newfd);if(existing)FS.close(existing);return FS.dupStream(old,newfd).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_faccessat(dirfd,path,amode,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(amode&~7){return-28}var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;if(!node){return-44}var perms="";if(amode&4)perms+="r";if(amode&2)perms+="w";if(amode&1)perms+="x";if(perms&&FS.nodePermissions(node,perms)){return-2}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var convertI32PairToI53Checked=(lo,hi)=>hi+2097152>>>0<4194305-!!lo?(lo>>>0)+hi*4294967296:NaN;function ___syscall_fallocate(fd,mode,offset_low,offset_high,len_low,len_high){var offset=convertI32PairToI53Checked(offset_low,offset_high);var len=convertI32PairToI53Checked(len_low,len_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);FS.allocate(stream,offset,len);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchmod(fd,mode){try{FS.fchmod(fd,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchown32(fd,owner,group){try{FS.fchown(fd,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchownat(dirfd,path,owner,group,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;flags=flags&~256;path=SYSCALLS.calculateAt(dirfd,path);(nofollow?FS.lchown:FS.chown)(path,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var syscallGetVarargI=()=>{var ret=HEAP32[+SYSCALLS.varargs>>2];SYSCALLS.varargs+=4;return ret};var syscallGetVarargP=syscallGetVarargI;function ___syscall_fcntl64(fd,cmd,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(cmd){case 0:{var arg=syscallGetVarargI();if(arg<0){return-28}while(FS.streams[arg]){arg++}var newStream;newStream=FS.dupStream(stream,arg);return newStream.fd}case 1:case 2:return 0;case 3:return stream.flags;case 4:{var arg=syscallGetVarargI();stream.flags|=arg;return 0}case 12:{var arg=syscallGetVarargP();var offset=0;HEAP16[arg+offset>>1]=2;return 0}case 13:case 14:return 0}return-28}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fdatasync(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fstat64(fd,buf){try{var stream=SYSCALLS.getStreamFromFD(fd);return SYSCALLS.doStat(FS.stat,stream.path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_ftruncate64(fd,length_low,length_high){var length=convertI32PairToI53Checked(length_low,length_high);try{if(isNaN(length))return 61;FS.ftruncate(fd,length);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var stringToUTF8=(str,outPtr,maxBytesToWrite)=>stringToUTF8Array(str,HEAPU8,outPtr,maxBytesToWrite);Module["stringToUTF8"]=stringToUTF8;function ___syscall_getcwd(buf,size){try{if(size===0)return-28;var cwd=FS.cwd();var cwdLengthInBytes=lengthBytesUTF8(cwd)+1;if(size>>0,(tempDouble=id,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos>>2]=tempI64[0],HEAP32[dirp+pos+4>>2]=tempI64[1];tempI64=[(idx+1)*struct_size>>>0,(tempDouble=(idx+1)*struct_size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos+8>>2]=tempI64[0],HEAP32[dirp+pos+12>>2]=tempI64[1];HEAP16[dirp+pos+16>>1]=280;HEAP8[dirp+pos+18]=type;stringToUTF8(name,dirp+pos+19,256);pos+=struct_size}FS.llseek(stream,idx*struct_size,0);return pos}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getpeername(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);if(!sock.daddr){return-53}var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.daddr),sock.dport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockname(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.saddr||"0.0.0.0"),sock.sport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockopt(fd,level,optname,optval,optlen,d1){try{var sock=getSocketFromFD(fd);if(level===1){if(optname===4){HEAP32[optval>>2]=sock.error;HEAP32[optlen>>2]=4;sock.error=null;return 0}}return-50}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_ioctl(fd,op,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(op){case 21509:{if(!stream.tty)return-59;return 0}case 21505:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcgets){var termios=stream.tty.ops.ioctl_tcgets(stream);var argp=syscallGetVarargP();HEAP32[argp>>2]=termios.c_iflag||0;HEAP32[argp+4>>2]=termios.c_oflag||0;HEAP32[argp+8>>2]=termios.c_cflag||0;HEAP32[argp+12>>2]=termios.c_lflag||0;for(var i=0;i<32;i++){HEAP8[argp+i+17]=termios.c_cc[i]||0}return 0}return 0}case 21510:case 21511:case 21512:{if(!stream.tty)return-59;return 0}case 21506:case 21507:case 21508:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcsets){var argp=syscallGetVarargP();var c_iflag=HEAP32[argp>>2];var c_oflag=HEAP32[argp+4>>2];var c_cflag=HEAP32[argp+8>>2];var c_lflag=HEAP32[argp+12>>2];var c_cc=[];for(var i=0;i<32;i++){c_cc.push(HEAP8[argp+i+17])}return stream.tty.ops.ioctl_tcsets(stream.tty,op,{c_iflag,c_oflag,c_cflag,c_lflag,c_cc})}return 0}case 21519:{if(!stream.tty)return-59;var argp=syscallGetVarargP();HEAP32[argp>>2]=0;return 0}case 21520:{if(!stream.tty)return-59;return-28}case 21531:{var argp=syscallGetVarargP();return FS.ioctl(stream,op,argp)}case 21523:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tiocgwinsz){var winsize=stream.tty.ops.ioctl_tiocgwinsz(stream.tty);var argp=syscallGetVarargP();HEAP16[argp>>1]=winsize[0];HEAP16[argp+2>>1]=winsize[1]}return 0}case 21524:{if(!stream.tty)return-59;return 0}case 21515:{if(!stream.tty)return-59;return 0}default:return-28}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_listen(fd,backlog){try{var sock=getSocketFromFD(fd);sock.sock_ops.listen(sock,backlog);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_lstat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.lstat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_mkdirat(dirfd,path,mode){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);FS.mkdir(path,mode,0);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_newfstatat(dirfd,path,buf,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;var allowEmpty=flags&4096;flags=flags&~6400;path=SYSCALLS.calculateAt(dirfd,path,allowEmpty);return SYSCALLS.doStat(nofollow?FS.lstat:FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_openat(dirfd,path,flags,varargs){SYSCALLS.varargs=varargs;try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);var mode=varargs?syscallGetVarargI():0;return FS.open(path,flags,mode).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var PIPEFS={BUCKET_BUFFER_SIZE:8192,mount(mount){return FS.createNode(null,"/",16384|511,0)},createPipe(){var pipe={buckets:[],refcnt:2};pipe.buckets.push({buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:0,roffset:0});var rName=PIPEFS.nextname();var wName=PIPEFS.nextname();var rNode=FS.createNode(PIPEFS.root,rName,4096,0);var wNode=FS.createNode(PIPEFS.root,wName,4096,0);rNode.pipe=pipe;wNode.pipe=pipe;var readableStream=FS.createStream({path:rName,node:rNode,flags:0,seekable:false,stream_ops:PIPEFS.stream_ops});rNode.stream=readableStream;var writableStream=FS.createStream({path:wName,node:wNode,flags:1,seekable:false,stream_ops:PIPEFS.stream_ops});wNode.stream=writableStream;return{readable_fd:readableStream.fd,writable_fd:writableStream.fd}},stream_ops:{poll(stream){var pipe=stream.node.pipe;if((stream.flags&2097155)===1){return 256|4}if(pipe.buckets.length>0){for(var i=0;i0){return 64|1}}}return 0},ioctl(stream,request,varargs){return 28},fsync(stream){return 28},read(stream,buffer,offset,length,position){var pipe=stream.node.pipe;var currentLength=0;for(var i=0;i=dataLen){currBucket.buffer.set(data,currBucket.offset);currBucket.offset+=dataLen;return dataLen}else if(freeBytesInCurrBuffer>0){currBucket.buffer.set(data.subarray(0,freeBytesInCurrBuffer),currBucket.offset);currBucket.offset+=freeBytesInCurrBuffer;data=data.subarray(freeBytesInCurrBuffer,data.byteLength)}var numBuckets=data.byteLength/PIPEFS.BUCKET_BUFFER_SIZE|0;var remElements=data.byteLength%PIPEFS.BUCKET_BUFFER_SIZE;for(var i=0;i0){var newBucket={buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:data.byteLength,roffset:0};pipe.buckets.push(newBucket);newBucket.buffer.set(data)}return dataLen},close(stream){var pipe=stream.node.pipe;pipe.refcnt--;if(pipe.refcnt===0){pipe.buckets=null}}},nextname(){if(!PIPEFS.nextname.current){PIPEFS.nextname.current=0}return"pipe["+PIPEFS.nextname.current+++"]"}};function ___syscall_pipe(fdPtr){try{if(fdPtr==0){throw new FS.ErrnoError(21)}var res=PIPEFS.createPipe();HEAP32[fdPtr>>2]=res.readable_fd;HEAP32[fdPtr+4>>2]=res.writable_fd;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_poll(fds,nfds,timeout){try{var nonzero=0;for(var i=0;i>2];var events=HEAP16[pollfd+4>>1];var mask=32;var stream=FS.getStream(fd);if(stream){mask=SYSCALLS.DEFAULT_POLLMASK;if (stream.stream_ops?.poll){mask=stream.stream_ops.poll(stream,-1)}}mask&=events|8|16;if(mask)nonzero++;HEAP16[pollfd+6>>1]=mask}return nonzero}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_readlinkat(dirfd,path,buf,bufsize){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(bufsize<=0)return-28;var ret=FS.readlink(path);var len=Math.min(bufsize,lengthBytesUTF8(ret));var endChar=HEAP8[buf+len];stringToUTF8(ret,buf,bufsize+1);HEAP8[buf+len]=endChar;return len}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_recvfrom(fd,buf,len,flags,addr,addrlen){try{var sock=getSocketFromFD(fd);var msg=sock.sock_ops.recvmsg(sock, len, typeof flags !== "undefined" ? flags : 0);if(!msg)return 0;if(addr){var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(msg.addr),msg.port,addrlen)}HEAPU8.set(msg.buffer,buf);return msg.buffer.byteLength}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_renameat(olddirfd,oldpath,newdirfd,newpath){try{oldpath=SYSCALLS.getStr(oldpath);newpath=SYSCALLS.getStr(newpath);oldpath=SYSCALLS.calculateAt(olddirfd,oldpath);newpath=SYSCALLS.calculateAt(newdirfd,newpath);FS.rename(oldpath,newpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_rmdir(path){try{path=SYSCALLS.getStr(path);FS.rmdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_sendto(fd,message,length,flags,addr,addr_len){try{var sock=getSocketFromFD(fd);if(!addr){return FS.write(sock.stream,HEAP8,message,length)}var dest=getSocketAddress(addr,addr_len);return sock.sock_ops.sendmsg(sock,HEAP8,message,length,dest.addr,dest.port)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_socket(domain,type,protocol){try{var sock=SOCKFS.createSocket(domain,type,protocol);return sock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_stat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_statfs64(path,size,buf){try{var stats=FS.statfs(SYSCALLS.getStr(path));HEAP32[buf+4>>2]=stats.bsize;HEAP32[buf+40>>2]=stats.bsize;HEAP32[buf+8>>2]=stats.blocks;HEAP32[buf+12>>2]=stats.bfree;HEAP32[buf+16>>2]=stats.bavail;HEAP32[buf+20>>2]=stats.files;HEAP32[buf+24>>2]=stats.ffree;HEAP32[buf+28>>2]=stats.fsid;HEAP32[buf+44>>2]=stats.flags;HEAP32[buf+36>>2]=stats.namelen;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_symlinkat(target,dirfd,linkpath){try{target=SYSCALLS.getStr(target);linkpath=SYSCALLS.getStr(linkpath);linkpath=SYSCALLS.calculateAt(dirfd,linkpath);FS.symlink(target,linkpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_unlinkat(dirfd,path,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(flags===0){FS.unlink(path)}else if(flags===512){FS.rmdir(path)}else{abort("Invalid flags passed to unlinkat")}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var readI53FromI64=ptr=>HEAPU32[ptr>>2]+HEAP32[ptr+4>>2]*4294967296;function ___syscall_utimensat(dirfd,path,times,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path,true);var now=Date.now(),atime,mtime;if(!times){atime=now;mtime=now}else{var seconds=readI53FromI64(times);var nanoseconds=HEAP32[times+8>>2];if(nanoseconds==1073741823){atime=now}else if(nanoseconds==1073741822){atime=null}else{atime=seconds*1e3+nanoseconds/(1e3*1e3)}times+=16;seconds=readI53FromI64(times);nanoseconds=HEAP32[times+8>>2];if(nanoseconds==1073741823){mtime=now}else if(nanoseconds==1073741822){mtime=null}else{mtime=seconds*1e3+nanoseconds/(1e3*1e3)}}if((mtime??atime)!==null){FS.utime(path,atime,mtime)}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var __abort_js=()=>abort("");var __emscripten_lookup_name=name=>{var nameString=UTF8ToString(name);return inetPton4(DNS.lookup_name(nameString))};var __emscripten_memcpy_js=(dest,src,num)=>HEAPU8.copyWithin(dest,src,src+num);var runtimeKeepaliveCounter=0;var __emscripten_runtime_keepalive_clear=()=>{noExitRuntime=false;runtimeKeepaliveCounter=0};var __emscripten_throw_longjmp=()=>{throw Infinity};function __gmtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getUTCSeconds();HEAP32[tmPtr+4>>2]=date.getUTCMinutes();HEAP32[tmPtr+8>>2]=date.getUTCHours();HEAP32[tmPtr+12>>2]=date.getUTCDate();HEAP32[tmPtr+16>>2]=date.getUTCMonth();HEAP32[tmPtr+20>>2]=date.getUTCFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getUTCDay();var start=Date.UTC(date.getUTCFullYear(),0,1,0,0,0,0);var yday=(date.getTime()-start)/(1e3*60*60*24)|0;HEAP32[tmPtr+28>>2]=yday}var isLeapYear=year=>year%4===0&&(year%100!==0||year%400===0);var MONTH_DAYS_LEAP_CUMULATIVE=[0,31,60,91,121,152,182,213,244,274,305,335];var MONTH_DAYS_REGULAR_CUMULATIVE=[0,31,59,90,120,151,181,212,243,273,304,334];var ydayFromDate=date=>{var leap=isLeapYear(date.getFullYear());var monthDaysCumulative=leap?MONTH_DAYS_LEAP_CUMULATIVE:MONTH_DAYS_REGULAR_CUMULATIVE;var yday=monthDaysCumulative[date.getMonth()]+date.getDate()-1;return yday};function __localtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr+36>>2]=-(date.getTimezoneOffset()*60);var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dst=(summerOffset!=winterOffset&&date.getTimezoneOffset()==Math.min(winterOffset,summerOffset))|0;HEAP32[tmPtr+32>>2]=dst}var setTempRet0=val=>__emscripten_tempret_set(val);var __mktime_js=function(tmPtr){var ret=(()=>{var date=new Date(HEAP32[tmPtr+20>>2]+1900,HEAP32[tmPtr+16>>2],HEAP32[tmPtr+12>>2],HEAP32[tmPtr+8>>2],HEAP32[tmPtr+4>>2],HEAP32[tmPtr>>2],0);var dst=HEAP32[tmPtr+32>>2];var guessedOffset=date.getTimezoneOffset();var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dstOffset=Math.min(winterOffset,summerOffset);if(dst<0){HEAP32[tmPtr+32>>2]=Number(summerOffset!=winterOffset&&dstOffset==guessedOffset)}else if(dst>0!=(dstOffset==guessedOffset)){var nonDstOffset=Math.max(winterOffset,summerOffset);var trueOffset=dst>0?dstOffset:nonDstOffset;date.setTime(date.getTime()+(trueOffset-guessedOffset)*6e4)}HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getYear();var timeMs=date.getTime();if(isNaN(timeMs)){return-1}return timeMs/1e3})();return setTempRet0((tempDouble=ret,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)),ret>>>0};function __mmap_js(len,prot,flags,fd,offset_low,offset_high,allocated,addr){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);var res=FS.mmap(stream,len,offset,prot,flags);var ptr=res.ptr;HEAP32[allocated>>2]=res.allocated;HEAPU32[addr>>2]=ptr;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function __munmap_js(addr,len,prot,flags,fd,offset_low,offset_high){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{var stream=SYSCALLS.getStreamFromFD(fd);if(prot&2){SYSCALLS.doMsync(addr,stream,len,flags,offset)}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var timers={};var handleException=e=>{if(e instanceof ExitStatus||e=="unwind"){return EXITSTATUS}quit_(1,e)};var keepRuntimeAlive=()=>noExitRuntime||runtimeKeepaliveCounter>0;var _proc_exit=code=>{EXITSTATUS=code;if(!keepRuntimeAlive()){Module["onExit"]?.(code);ABORT=true}quit_(code,new ExitStatus(code))};var exitJS=(status,implicit)=>{EXITSTATUS=status;if(!keepRuntimeAlive()){exitRuntime()}_proc_exit(status)};var _exit=exitJS;Module["_exit"]=_exit;var maybeExit=()=>{if(runtimeExited){return}if(!keepRuntimeAlive()){try{_exit(EXITSTATUS)}catch(e){handleException(e)}}};var callUserCallback=func=>{if(runtimeExited||ABORT){return}try{func();maybeExit()}catch(e){handleException(e)}};var _emscripten_get_now=()=>performance.now();var __setitimer_js=(which,timeout_ms)=>{if(timers[which]){clearTimeout(timers[which].id);delete timers[which]}if(!timeout_ms)return 0;var id=setTimeout(()=>{delete timers[which];callUserCallback(()=>__emscripten_timeout(which,_emscripten_get_now()))},timeout_ms);timers[which]={id,timeout_ms};return 0};var __tzset_js=(timezone,daylight,std_name,dst_name)=>{var currentYear=(new Date).getFullYear();var winter=new Date(currentYear,0,1);var summer=new Date(currentYear,6,1);var winterOffset=winter.getTimezoneOffset();var summerOffset=summer.getTimezoneOffset();var stdTimezoneOffset=Math.max(winterOffset,summerOffset);HEAPU32[timezone>>2]=stdTimezoneOffset*60;HEAP32[daylight>>2]=Number(winterOffset!=summerOffset);var extractZone=timezoneOffset=>{var sign=timezoneOffset>=0?"-":"+";var absOffset=Math.abs(timezoneOffset);var hours=String(Math.floor(absOffset/60)).padStart(2,"0");var minutes=String(absOffset%60).padStart(2,"0");return`UTC${sign}${hours}${minutes}`};var winterName=extractZone(winterOffset);var summerName=extractZone(summerOffset);if(summerOffsetDate.now();var nowIsMonotonic=1;var checkWasiClock=clock_id=>clock_id>=0&&clock_id<=3;function _clock_time_get(clk_id,ignored_precision_low,ignored_precision_high,ptime){var ignored_precision=convertI32PairToI53Checked(ignored_precision_low,ignored_precision_high);if(!checkWasiClock(clk_id)){return 28}var now;if(clk_id===0){now=_emscripten_date_now()}else if(nowIsMonotonic){now=_emscripten_get_now()}else{return 52}var nsec=Math.round(now*1e3*1e3);tempI64=[nsec>>>0,(tempDouble=nsec,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[ptime>>2]=tempI64[0],HEAP32[ptime+4>>2]=tempI64[1];return 0}var getHeapMax=()=>2147483648;var _emscripten_get_heap_max=()=>getHeapMax();var growMemory=size=>{var b=wasmMemory.buffer;var pages=(size-b.byteLength+65535)/65536|0;try{wasmMemory.grow(pages);updateMemoryViews();return 1}catch(e){}};var _emscripten_resize_heap=requestedSize=>{var oldSize=HEAPU8.length;requestedSize>>>=0;var maxHeapSize=getHeapMax();if(requestedSize>maxHeapSize){return false}for(var cutDown=1;cutDown<=4;cutDown*=2){var overGrownHeapSize=oldSize*(1+.2/cutDown);overGrownHeapSize=Math.min(overGrownHeapSize,requestedSize+100663296);var newSize=Math.min(maxHeapSize,alignMemory(Math.max(requestedSize,overGrownHeapSize),65536));var replacement=growMemory(newSize);if(replacement){return true}}return false};var runtimeKeepalivePush=()=>{runtimeKeepaliveCounter+=1};var runtimeKeepalivePop=()=>{runtimeKeepaliveCounter-=1};var safeSetTimeout=(func,timeout)=>{runtimeKeepalivePush();return setTimeout(()=>{runtimeKeepalivePop();callUserCallback(func)},timeout)};var _emscripten_sleep=ms=>Asyncify.handleSleep(wakeUp=>safeSetTimeout(wakeUp,ms));Module["_emscripten_sleep"]=_emscripten_sleep;_emscripten_sleep.isAsync=true;var ENV = PHPLoader.ENV || {};var getExecutableName=()=>thisProgram||"./this.program";var getEnvStrings=()=>{if(!getEnvStrings.strings){var lang=(typeof navigator=="object"&&navigator.languages&&navigator.languages[0]||"C").replace("-","_")+".UTF-8";var env={USER:"web_user",LOGNAME:"web_user",PATH:"/",PWD:"/",HOME:"/home/web_user",LANG:lang,_:getExecutableName()};for(var x in ENV){if(ENV[x]===undefined)delete env[x];else env[x]=ENV[x]}var strings=[];for(var x in env){strings.push(`${x}=${env[x]}`)}getEnvStrings.strings=strings}return getEnvStrings.strings};var stringToAscii=(str,buffer)=>{for(var i=0;i{var bufSize=0;getEnvStrings().forEach((string,i)=>{var ptr=environ_buf+bufSize;HEAPU32[__environ+i*4>>2]=ptr;stringToAscii(string,ptr);bufSize+=string.length+1});return 0};var _environ_sizes_get=(penviron_count,penviron_buf_size)=>{var strings=getEnvStrings();HEAPU32[penviron_count>>2]=strings.length;var bufSize=0;strings.forEach(string=>bufSize+=string.length+1);HEAPU32[penviron_buf_size>>2]=bufSize;return 0};function _fd_close(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);FS.close(stream);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_fdstat_get(fd,pbuf){try{var rightsBase=0;var rightsInheriting=0;var flags=0;{var stream=SYSCALLS.getStreamFromFD(fd);var type=stream.tty?2:FS.isDir(stream.mode)?3:FS.isLink(stream.mode)?7:4}HEAP8[pbuf]=type;HEAP16[pbuf+2>>1]=flags;tempI64=[rightsBase>>>0,(tempDouble=rightsBase,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+8>>2]=tempI64[0],HEAP32[pbuf+12>>2]=tempI64[1];tempI64=[rightsInheriting>>>0,(tempDouble=rightsInheriting,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+16>>2]=tempI64[0],HEAP32[pbuf+20>>2]=tempI64[1];return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var doReadv=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.read(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(curr>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_seek(fd,offset_low,offset_high,whence,newOffset){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);FS.llseek(stream,offset,whence);tempI64=[stream.position>>>0,(tempDouble=stream.position,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[newOffset>>2]=tempI64[0],HEAP32[newOffset+4>>2]=tempI64[1];if(stream.getdents&&offset===0&&whence===0)stream.getdents=null;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var _fd_sync=function(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);return Asyncify.handleSleep(wakeUp=>{var mount=stream.node.mount;if(!mount.type.syncfs){wakeUp(0);return}mount.type.syncfs(mount,false,err=>{if(err){wakeUp(29);return}wakeUp(0)})})}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}};_fd_sync.isAsync=true;var doWritev=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.write(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(curr>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var _getaddrinfo=(node,service,hint,out)=>{var addr=0;var port=0;var flags=0;var family=0;var type=0;var proto=0;var ai;function allocaddrinfo(family,type,proto,canon,addr,port){var sa,salen,ai;var errno;salen=family===10?28:16;addr=family===10?inetNtop6(addr):inetNtop4(addr);sa=_malloc(salen);errno=writeSockaddr(sa,family,addr,port);assert(!errno);ai=_malloc(32);HEAP32[ai+4>>2]=family;HEAP32[ai+8>>2]=type;HEAP32[ai+12>>2]=proto;HEAPU32[ai+24>>2]=canon;HEAPU32[ai+20>>2]=sa;if(family===10){HEAP32[ai+16>>2]=28}else{HEAP32[ai+16>>2]=16}HEAP32[ai+28>>2]=0;return ai}if(hint){flags=HEAP32[hint>>2];family=HEAP32[hint+4>>2];type=HEAP32[hint+8>>2];proto=HEAP32[hint+12>>2]}if(type&&!proto){proto=type===2?17:6}if(!type&&proto){type=proto===17?2:1}if(proto===0){proto=6}if(type===0){type=1}if(!node&&!service){return-2}if(flags&~(1|2|4|1024|8|16|32)){return-1}if(hint!==0&&HEAP32[hint>>2]&2&&!node){return-1}if(flags&32){return-2}if(type!==0&&type!==1&&type!==2){return-7}if(family!==0&&family!==2&&family!==10){return-6}if(service){service=UTF8ToString(service);port=parseInt(service,10);if(isNaN(port)){if(flags&1024){return-2}return-8}}if(!node){if(family===0){family=2}if((flags&1)===0){if(family===2){addr=_htonl(2130706433)}else{addr=[0,0,0,_htonl(1)]}}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0}node=UTF8ToString(node);addr=inetPton4(node);if(addr!==null){if(family===0||family===2){family=2}else if(family===10&&flags&8){addr=[0,0,_htonl(65535),addr];family=10}else{return-2}}else{addr=inetPton6(node);if(addr!==null){if(family===0||family===10){family=10}else{return-2}}}if(addr!=null){ai=allocaddrinfo(family,type,proto,node,addr,port);HEAPU32[out>>2]=ai;return 0}if(flags&4){return-2}node=DNS.lookup_name(node);addr=inetPton4(node);if(family===0){family=2}else if(family===10){addr=[0,0,_htonl(65535),addr]}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0};function _getcontext(){abort("missing function: getcontext")}_getcontext.stub=true;function _getdtablesize(){abort("missing function: getdtablesize")}_getdtablesize.stub=true;var _getnameinfo=(sa,salen,node,nodelen,serv,servlen,flags)=>{var info=readSockaddr(sa,salen);if(info.errno){return-6}var port=info.port;var addr=info.addr;var overflowed=false;if(node&&nodelen){var lookup;if(flags&1||!(lookup=DNS.lookup_addr(addr))){if(flags&8){return-2}}else{addr=lookup}var numBytesWrittenExclNull=stringToUTF8(addr,node,nodelen);if(numBytesWrittenExclNull+1>=nodelen){overflowed=true}}if(serv&&servlen){port=""+port;var numBytesWrittenExclNull=stringToUTF8(port,serv,servlen);if(numBytesWrittenExclNull+1>=servlen){overflowed=true}}if(overflowed){return-12}return 0};var Protocols={list:[],map:{}};var _setprotoent=stayopen=>{function allocprotoent(name,proto,aliases){var nameBuf=_malloc(name.length+1);stringToAscii(name,nameBuf);var j=0;var length=aliases.length;var aliasListBuf=_malloc((length+1)*4);for(var i=0;i>2]=aliasBuf}HEAPU32[aliasListBuf+j>>2]=0;var pe=_malloc(12);HEAPU32[pe>>2]=nameBuf;HEAPU32[pe+4>>2]=aliasListBuf;HEAP32[pe+8>>2]=proto;return pe}var list=Protocols.list;var map=Protocols.map;if(list.length===0){var entry=allocprotoent("tcp",6,["TCP"]);list.push(entry);map["tcp"]=map["6"]=entry;entry=allocprotoent("udp",17,["UDP"]);list.push(entry);map["udp"]=map["17"]=entry}_setprotoent.index=0};var _getprotobyname=name=>{name=UTF8ToString(name);_setprotoent(true);var result=Protocols.map[name];return result};var _getprotobynumber=number=>{_setprotoent(true);var result=Protocols.map[number];return result};var stackAlloc=sz=>__emscripten_stack_alloc(sz);var stringToUTF8OnStack=str=>{var size=lengthBytesUTF8(str)+1;var ret=stackAlloc(size);stringToUTF8(str,ret,size);return ret};var allocateUTF8OnStack=stringToUTF8OnStack;var PHPWASM={init:function(){FS.mkdir("/internal");FS.mkdir("/internal/shared");FS.mkdir("/internal/shared/preload");PHPWASM.EventEmitter=ENVIRONMENT_IS_NODE?require("events").EventEmitter:class EventEmitter{constructor(){this.listeners={}}emit(eventName,data){if(this.listeners[eventName]){this.listeners[eventName].forEach(callback=>{callback(data)})}}once(eventName,callback){const self=this;function removedCallback(){callback(...arguments);self.removeListener(eventName,removedCallback)}this.on(eventName,removedCallback)}removeAllListeners(eventName){if(eventName){delete this.listeners[eventName]}else{this.listeners={}}}removeListener(eventName,callback){if(this.listeners[eventName]){const idx=this.listeners[eventName].indexOf(callback);if(idx!==-1){this.listeners[eventName].splice(idx,1)}}}};PHPWASM.child_proc_by_fd={};PHPWASM.child_proc_by_pid={};PHPWASM.input_devices={}},getAllWebSockets:function(sock){const webSockets=new Set;if(sock.server){sock.server.clients.forEach(ws=>{webSockets.add(ws)})}for(const peer of PHPWASM.getAllPeers(sock)){webSockets.add(peer.socket)}return Array.from(webSockets)},getAllPeers:function(sock){const peers=new Set;if(sock.server){sock.pending.filter(pending=>pending.peers).forEach(pending=>{for(const peer of Object.values(pending.peers)){peers.add(peer)}})}if(sock.peers){for(const peer of Object.values(sock.peers)){peers.add(peer)}}return Array.from(peers)},awaitData:function(ws){return PHPWASM.awaitEvent(ws,"message")},awaitConnection:function(ws){if(ws.OPEN===ws.readyState){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"open")},awaitClose:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"close")},awaitError:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"error")},awaitEvent:function(ws,event){let resolve;const listener=()=>{resolve()};const promise=new Promise(function(_resolve){resolve=_resolve;ws.once(event,listener)});const cancel=()=>{ws.removeListener(event,listener);setTimeout(resolve)};return[promise,cancel]},noop:function(){},spawnProcess:function(command,args,options){if(Module["spawnProcess"]){const spawnedPromise=Module["spawnProcess"](command,args,options);return Promise.resolve(spawnedPromise).then(function(spawned){if(!spawned||!spawned.on){throw new Error("spawnProcess() must return an EventEmitter but returned a different type.")}return spawned})}if(ENVIRONMENT_IS_NODE){return require("child_process").spawn(command,args,{...options,shell:true,stdio:["pipe","pipe","pipe"],timeout:100})}const e=new Error("popen(), proc_open() etc. are unsupported in the browser. Call php.setSpawnHandler() "+"and provide a callback to handle spawning processes, or disable a popen(), proc_open() "+"and similar functions via php.ini.");e.code="SPAWN_UNSUPPORTED";throw e},shutdownSocket:function(socketd,how){const sock=getSocketFromFD(socketd);const peer=Object.values(sock.peers)[0];if(!peer){return-1}try{peer.socket.close();SOCKFS.websocket_sock_ops.removePeer(sock,peer);return 0}catch(e){console.log("Socket shutdown error",e);return-1}}};function _js_create_input_device(deviceId){let dataBuffer=[];let dataCallback;const filename="proc_id_"+deviceId;const device=FS.createDevice("/dev",filename,function(){},function(byte){try{dataBuffer.push(byte);if(dataCallback){dataCallback(new Uint8Array(dataBuffer));dataBuffer=[]}}catch(e){console.error(e);throw e}});const devicePath="/dev/"+filename;PHPWASM.input_devices[deviceId]={devicePath,onData:function(cb){dataCallback=cb;dataBuffer.forEach(function(data){cb(data)});dataBuffer.length=0}};return allocateUTF8OnStack(devicePath)}function _js_open_process(command,argsPtr,argsLength,descriptorsPtr,descriptorsLength,cwdPtr,cwdLength,envPtr,envLength){if(!command){return 1}const cmdstr=UTF8ToString(command);if(!cmdstr.length){return 0}let argsArray=[];if(argsLength){for(var i=0;i>2]))}}const cwdstr=cwdPtr?UTF8ToString(cwdPtr):null;let envObject=null;if(envLength){envObject={};for(var i=0;i>2]);const splitAt=envEntry.indexOf("=");if(splitAt===-1){continue}const key=envEntry.substring(0,splitAt);const value=envEntry.substring(splitAt+1);envObject[key]=value}}var std={};for(var i=0;i>2];std[HEAPU32[descriptorPtr>>2]]={child:HEAPU32[descriptorPtr+4>>2],parent:HEAPU32[descriptorPtr+8>>2]}}return Asyncify.handleSleep(async wakeUp=>{let cp;try{const options={};if(cwdstr!==null){options.cwd=cwdstr}if(envObject!==null){options.env=envObject}cp=PHPWASM.spawnProcess(cmdstr,argsArray,options);if(cp instanceof Promise){cp=await cp}}catch(e){if(e.code==="SPAWN_UNSUPPORTED"){wakeUp(1);return}console.error(e);wakeUp(1);throw e}const ProcInfo={pid:cp.pid,exited:false,stdinFd:std[0]?.child,stdinIsDevice:std[0]?.child in PHPWASM.input_devices,stdoutChildFd:std[1]?.child,stdoutParentFd:std[1]?.parent,stderrChildFd:std[2]?.child,stderrParentFd:std[2]?.parent,stdout:new PHPWASM.EventEmitter,stderr:new PHPWASM.EventEmitter};if(ProcInfo.stdoutChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutChildFd]=ProcInfo;if(ProcInfo.stderrChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrChildFd]=ProcInfo;if(ProcInfo.stdoutParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutParentFd]=ProcInfo;if(ProcInfo.stderrParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrParentFd]=ProcInfo;PHPWASM.child_proc_by_pid[ProcInfo.pid]=ProcInfo;cp.on("exit",function(code){ProcInfo.exitCode=code;ProcInfo.exited=true;ProcInfo.stdout.emit("data");ProcInfo.stderr.emit("data")});if(ProcInfo.stdoutChildFd){const stdoutStream=SYSCALLS.getStreamFromFD(ProcInfo.stdoutChildFd);let stdoutAt=0;cp.stdout.on("data",function(data){ProcInfo.stdout.emit("data",data);stdoutStream.stream_ops.write(stdoutStream,data,0,data.length,stdoutAt);stdoutAt+=data.length})}if(ProcInfo.stderrChildFd){const stderrStream=SYSCALLS.getStreamFromFD(ProcInfo.stderrChildFd);let stderrAt=0;cp.stderr.on("data",function(data){ProcInfo.stderr.emit("data",data);stderrStream.stream_ops.write(stderrStream,data,0,data.length,stderrAt);stderrAt+=data.length})}try{await new Promise((resolve,reject)=>{cp.on("spawn",resolve);cp.on("error",reject)})}catch(e){console.error(e);wakeUp(1);return}if(ProcInfo.stdinIsDevice){PHPWASM.input_devices[ProcInfo.stdinFd].onData(function(data){if(!data)return;if(typeof data==="number"){data=new Uint8Array([data])}const dataStr=new TextDecoder("utf-8").decode(data);cp.stdin.write(dataStr)});wakeUp(ProcInfo.pid);return}if(ProcInfo.stdinFd){const stdinStream=SYSCALLS.getStreamFromFD(ProcInfo.stdinFd);if(stdinStream.node){const CHUNK_SIZE=1024;const buffer=new Uint8Array(CHUNK_SIZE);let offset=0;while(true){const bytesRead=stdinStream.stream_ops.read(stdinStream,buffer,0,CHUNK_SIZE,offset);if(bytesRead===null||bytesRead===0){break}try{cp.stdin.write(buffer.subarray(0,bytesRead))}catch(e){console.error(e);return 1}if(bytesRead>2]=PHPWASM.child_proc_by_pid[pid].exitCode;return 1}return 0}function _js_waitpid(pid,exitCodePtr){if(!PHPWASM.child_proc_by_pid[pid]){return-1}return Asyncify.handleSleep(wakeUp=>{const poll=function(){if(PHPWASM.child_proc_by_pid[pid]?.exited){HEAPU32[exitCodePtr>>2]=PHPWASM.child_proc_by_pid[pid].exitCode;wakeUp(pid)}else{setTimeout(poll,50)}};poll()})}function _makecontext(){abort("missing function: makecontext")}_makecontext.stub=true;var arraySum=(array,index)=>{var sum=0;for(var i=0;i<=index;sum+=array[i++]){}return sum};var MONTH_DAYS_LEAP=[31,29,31,30,31,30,31,31,30,31,30,31];var MONTH_DAYS_REGULAR=[31,28,31,30,31,30,31,31,30,31,30,31];var addDays=(date,days)=>{var newDate=new Date(date.getTime());while(days>0){var leap=isLeapYear(newDate.getFullYear());var currentMonth=newDate.getMonth();var daysInCurrentMonth=(leap?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR)[currentMonth];if(days>daysInCurrentMonth-newDate.getDate()){days-=daysInCurrentMonth-newDate.getDate()+1;newDate.setDate(1);if(currentMonth<11){newDate.setMonth(currentMonth+1)}else{newDate.setMonth(0);newDate.setFullYear(newDate.getFullYear()+1)}}else{newDate.setDate(newDate.getDate()+days);return newDate}}return newDate};var _strptime=(buf,format,tm)=>{var pattern=UTF8ToString(format);var SPECIAL_CHARS="\\!@#$^&*()+=-[]/{}|:<>?,.";for(var i=0,ii=SPECIAL_CHARS.length;iEQUIVALENT_MATCHERS[c]||m).replace(/%(.)/g,(_,c)=>{let pat=DATE_PATTERNS[c];if(pat){capture.push(c);return`(${pat})`}else{return c}}).replace(/\s+/g,"\\s*");var matches=new RegExp("^"+pattern_out,"i").exec(UTF8ToString(buf));function initDate(){function fixup(value,min,max){return typeof value!="number"||isNaN(value)?min:value>=min?value<=max?value:max:min}return{year:fixup(HEAP32[tm+20>>2]+1900,1970,9999),month:fixup(HEAP32[tm+16>>2],0,11),day:fixup(HEAP32[tm+12>>2],1,31),hour:fixup(HEAP32[tm+8>>2],0,23),min:fixup(HEAP32[tm+4>>2],0,59),sec:fixup(HEAP32[tm>>2],0,59),gmtoff:0}}if(matches){var date=initDate();var value;var getMatch=symbol=>{var pos=capture.indexOf(symbol);if(pos>=0){return matches[pos+1]}return};if(value=getMatch("S")){date.sec=jstoi_q(value)}if(value=getMatch("M")){date.min=jstoi_q(value)}if(value=getMatch("H")){date.hour=jstoi_q(value)}else if(value=getMatch("I")){var hour=jstoi_q(value);if(value=getMatch("p")){hour+=value.toUpperCase()[0]==="P"?12:0}date.hour=hour}if(value=getMatch("Y")){date.year=jstoi_q(value)}else if(value=getMatch("y")){var year=jstoi_q(value);if(value=getMatch("C")){year+=jstoi_q(value)*100}else{year+=year<69?2e3:1900}date.year=year}if(value=getMatch("m")){date.month=jstoi_q(value)-1}else if(value=getMatch("b")){date.month=MONTH_NUMBERS[value.substring(0,3).toUpperCase()]||0}if(value=getMatch("d")){date.day=jstoi_q(value)}else if(value=getMatch("j")){var day=jstoi_q(value);var leapYear=isLeapYear(date.year);for(var month=0;month<12;++month){var daysUntilMonth=arraySum(leapYear?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,month-1);if(day<=daysUntilMonth+(leapYear?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR)[month]){date.day=day-daysUntilMonth}}}else if(value=getMatch("a")){var weekDay=value.substring(0,3).toUpperCase();if(value=getMatch("U")){var weekDayNumber=DAY_NUMBERS_SUN_FIRST[weekDay];var weekNumber=jstoi_q(value);var janFirst=new Date(date.year,0,1);var endDate;if(janFirst.getDay()===0){endDate=addDays(janFirst,weekDayNumber+7*(weekNumber-1))}else{endDate=addDays(janFirst,7-janFirst.getDay()+weekDayNumber+7*(weekNumber-1))}date.day=endDate.getDate();date.month=endDate.getMonth()}else if(value=getMatch("W")){var weekDayNumber=DAY_NUMBERS_MON_FIRST[weekDay];var weekNumber=jstoi_q(value);var janFirst=new Date(date.year,0,1);var endDate;if(janFirst.getDay()===1){endDate=addDays(janFirst,weekDayNumber+7*(weekNumber-1))}else{endDate=addDays(janFirst,7-janFirst.getDay()+1+weekDayNumber+7*(weekNumber-1))}date.day=endDate.getDate();date.month=endDate.getMonth()}}if(value=getMatch("z")){if(value.toLowerCase()==="z"){date.gmtoff=0}else{var match=value.match(/^((?:\-|\+)\d\d):?(\d\d)?/);date.gmtoff=match[1]*3600;if(match[2]){date.gmtoff+=date.gmtoff>0?match[2]*60:-match[2]*60}}}var fullDate=new Date(date.year,date.month,date.day,date.hour,date.min,date.sec,0);HEAP32[tm>>2]=fullDate.getSeconds();HEAP32[tm+4>>2]=fullDate.getMinutes();HEAP32[tm+8>>2]=fullDate.getHours();HEAP32[tm+12>>2]=fullDate.getDate();HEAP32[tm+16>>2]=fullDate.getMonth();HEAP32[tm+20>>2]=fullDate.getFullYear()-1900;HEAP32[tm+24>>2]=fullDate.getDay();HEAP32[tm+28>>2]=arraySum(isLeapYear(fullDate.getFullYear())?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,fullDate.getMonth()-1)+fullDate.getDate()-1;HEAP32[tm+32>>2]=0;HEAP32[tm+36>>2]=date.gmtoff;return buf+intArrayFromString(matches[0]).length-1}return 0};function _swapcontext(){abort("missing function: swapcontext")}_swapcontext.stub=true;function _wasm_setsockopt(socketd,level,optionName,optionValuePtr,optionLen){const optionValue=HEAPU8[optionValuePtr];const SOL_SOCKET=1;const SO_KEEPALIVE=9;const IPPROTO_TCP=6;const TCP_NODELAY=1;const isSupported=level===SOL_SOCKET&&optionName===SO_KEEPALIVE||level===IPPROTO_TCP&&optionName===TCP_NODELAY;if(!isSupported){console.warn(`Unsupported socket option: ${level}, ${optionName}, ${optionValue}`);return-1}const ws=PHPWASM.getAllWebSockets(socketd)[0];if(!ws){return-1}ws.setSocketOpt(level,optionName,optionValuePtr);return 0}var wasmTable;var runAndAbortIfError=func=>{try{return func()}catch(e){abort(e)}};var Asyncify={instrumentWasmImports(imports){var importPattern=/^(_dlopen_js|invoke_i|invoke_ii|invoke_iii|invoke_iiii|invoke_iiiii|invoke_iiiiii|invoke_iiiiiii|invoke_iiiiiiii|invoke_iiiiiiiiii|invoke_v|invoke_vi|invoke_vii|invoke_viidii|invoke_viii|invoke_viiii|invoke_viiiii|invoke_viiiiii|invoke_viiiiiii|invoke_viiiiiiiii|js_open_process|_js_open_process|_asyncjs__js_open_process|js_popen_to_file|_js_popen_to_file|_asyncjs__js_popen_to_file|js_fd_read|_js_fd_read|js_module_onMessage|_js_module_onMessage|_asyncjs__js_module_onMessage|js_waitpid|_js_waitpid|_asyncjs__js_waitpid|wasm_poll_socket|_wasm_poll_socket|_asyncjs__wasm_poll_socket|wasm_shutdown|_wasm_shutdown|_asyncjs__wasm_shutdown|__asyncjs__.*)$/;for(let[x,original]of Object.entries(imports)){if(typeof original=="function"){let isAsyncifyImport=original.isAsync||importPattern.test(x)}}},instrumentWasmExports(exports){var ret={};for(let[x,original]of Object.entries(exports)){if(typeof original=="function"){ret[x]=(...args)=>{Asyncify.exportCallStack.push(x);try{return original(...args)}finally{if(!ABORT){var y=Asyncify.exportCallStack.pop();Asyncify.maybeStopUnwind()}}}}else{ret[x]=original}}return ret},State:{Normal:0,Unwinding:1,Rewinding:2,Disabled:3},state:0,StackSize:4096,currData:null,handleSleepReturnValue:0,exportCallStack:[],callStackNameToId:{},callStackIdToName:{},callStackId:0,asyncPromiseHandlers:null,sleepCallbacks:[],getCallStackId(funcName){var id=Asyncify.callStackNameToId[funcName];if(id===undefined){id=Asyncify.callStackId++;Asyncify.callStackNameToId[funcName]=id;Asyncify.callStackIdToName[id]=funcName}return id},maybeStopUnwind(){if(Asyncify.currData&&Asyncify.state===Asyncify.State.Unwinding&&Asyncify.exportCallStack.length===0){Asyncify.state=Asyncify.State.Normal;runtimeKeepalivePush();runAndAbortIfError(_asyncify_stop_unwind);if(typeof Fibers!="undefined"){Fibers.trampoline()}}},whenDone(){return new Promise((resolve,reject)=>{Asyncify.asyncPromiseHandlers={resolve,reject}})},allocateData(){var ptr=_malloc(12+Asyncify.StackSize);Asyncify.setDataHeader(ptr,ptr+12,Asyncify.StackSize);Asyncify.setDataRewindFunc(ptr);return ptr},setDataHeader(ptr,stack,stackSize){HEAPU32[ptr>>2]=stack;HEAPU32[ptr+4>>2]=stack+stackSize},setDataRewindFunc(ptr){var bottomOfCallStack=Asyncify.exportCallStack[0];var rewindId=Asyncify.getCallStackId(bottomOfCallStack);HEAP32[ptr+8>>2]=rewindId},getDataRewindFuncName(ptr){var id=HEAP32[ptr+8>>2];var name=Asyncify.callStackIdToName[id];return name},getDataRewindFunc(name){var func=wasmExports[name];return func},doRewind(ptr){var name=Asyncify.getDataRewindFuncName(ptr);var func=Asyncify.getDataRewindFunc(name);runtimeKeepalivePop();return func()},handleSleep(startAsync){if(ABORT)return;if(Asyncify.state===Asyncify.State.Normal){var reachedCallback=false;var reachedAfterCallback=false;startAsync((handleSleepReturnValue=0)=>{if(ABORT)return;Asyncify.handleSleepReturnValue=handleSleepReturnValue;reachedCallback=true;if(!reachedAfterCallback){return}Asyncify.state=Asyncify.State.Rewinding;runAndAbortIfError(()=>_asyncify_start_rewind(Asyncify.currData));if(typeof MainLoop!="undefined"&&MainLoop.func){MainLoop.resume()}var asyncWasmReturnValue,isError=false;try{asyncWasmReturnValue=Asyncify.doRewind(Asyncify.currData)}catch(err){asyncWasmReturnValue=err;isError=true}var handled=false;if(!Asyncify.currData){var asyncPromiseHandlers=Asyncify.asyncPromiseHandlers;if(asyncPromiseHandlers){Asyncify.asyncPromiseHandlers=null;(isError?asyncPromiseHandlers.reject:asyncPromiseHandlers.resolve)(asyncWasmReturnValue);handled=true}}if(isError&&!handled){throw asyncWasmReturnValue}});reachedAfterCallback=true;if(!reachedCallback){Asyncify.state=Asyncify.State.Unwinding;Asyncify.currData=Asyncify.allocateData();if(typeof MainLoop!="undefined"&&MainLoop.func){MainLoop.pause()}runAndAbortIfError(()=>_asyncify_start_unwind(Asyncify.currData))}}else if(Asyncify.state===Asyncify.State.Rewinding){Asyncify.state=Asyncify.State.Normal;runAndAbortIfError(_asyncify_stop_rewind);_free(Asyncify.currData);Asyncify.currData=null;Asyncify.sleepCallbacks.forEach(callUserCallback)}else{abort(`invalid state: ${Asyncify.state}`)}return Asyncify.handleSleepReturnValue},handleAsync(startAsync){return Asyncify.handleSleep(wakeUp=>{startAsync().then(wakeUp)})}};var getCFunc=ident=>{var func=Module["_"+ident];return func};var writeArrayToMemory=(array,buffer)=>{HEAP8.set(array,buffer)};var ccall=(ident,returnType,argTypes,args,opts)=>{var toC={string:str=>{var ret=0;if(str!==null&&str!==undefined&&str!==0){ret=stringToUTF8OnStack(str)}return ret},array:arr=>{var ret=stackAlloc(arr.length);writeArrayToMemory(arr,ret);return ret}};function convertReturnValue(ret){if(returnType==="string"){return UTF8ToString(ret)}if(returnType==="boolean")return Boolean(ret);return ret}var func=getCFunc(ident);var cArgs=[];var stack=0;if(args){for(var i=0;iFS.unlink(path);var FS_createLazyFile=FS.createLazyFile;var FS_createDevice=FS.createDevice;FS.createPreloadedFile=FS_createPreloadedFile;FS.staticInit();Module["FS_createPath"]=FS.createPath;Module["FS_createDataFile"]=FS.createDataFile;Module["FS_createPreloadedFile"]=FS.createPreloadedFile;Module["FS_unlink"]=FS.unlink;Module["FS_createLazyFile"]=FS.createLazyFile;Module["FS_createDevice"]=FS.createDevice;MEMFS.doesNotExistError=new FS.ErrnoError(44);MEMFS.doesNotExistError.stack="";PHPWASM.init();var 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wasmExports;createWasm();var ___wasm_call_ctors=()=>(___wasm_call_ctors=wasmExports["db"])();var _free=a0=>(_free=wasmExports["fb"])(a0);var _malloc=a0=>(_malloc=wasmExports["gb"])(a0);var _wasm_popen=Module["_wasm_popen"]=(a0,a1)=>(_wasm_popen=Module["_wasm_popen"]=wasmExports["hb"])(a0,a1);var _wasm_php_exec=Module["_wasm_php_exec"]=(a0,a1,a2,a3)=>(_wasm_php_exec=Module["_wasm_php_exec"]=wasmExports["ib"])(a0,a1,a2,a3);var _php_pollfd_for=Module["_php_pollfd_for"]=(a0,a1,a2)=>(_php_pollfd_for=Module["_php_pollfd_for"]=wasmExports["jb"])(a0,a1,a2);var _htons=a0=>(_htons=wasmExports["kb"])(a0);var _ntohs=a0=>(_ntohs=wasmExports["lb"])(a0);var _htonl=a0=>(_htonl=wasmExports["mb"])(a0);var _wasm_sleep=Module["_wasm_sleep"]=a0=>(_wasm_sleep=Module["_wasm_sleep"]=wasmExports["nb"])(a0);var _fflush=a0=>(_fflush=wasmExports["ob"])(a0);var _wasm_read=Module["_wasm_read"]=(a0,a1,a2)=>(_wasm_read=Module["_wasm_read"]=wasmExports["pb"])(a0,a1,a2);var ___wrap_select=Module["___wrap_select"]=(a0,a1,a2,a3,a4)=>(___wrap_select=Module["___wrap_select"]=wasmExports["qb"])(a0,a1,a2,a3,a4);var _wasm_set_sapi_name=Module["_wasm_set_sapi_name"]=a0=>(_wasm_set_sapi_name=Module["_wasm_set_sapi_name"]=wasmExports["rb"])(a0);var _wasm_set_phpini_path=Module["_wasm_set_phpini_path"]=a0=>(_wasm_set_phpini_path=Module["_wasm_set_phpini_path"]=wasmExports["sb"])(a0);var _wasm_add_SERVER_entry=Module["_wasm_add_SERVER_entry"]=(a0,a1)=>(_wasm_add_SERVER_entry=Module["_wasm_add_SERVER_entry"]=wasmExports["tb"])(a0,a1);var _wasm_add_ENV_entry=Module["_wasm_add_ENV_entry"]=(a0,a1)=>(_wasm_add_ENV_entry=Module["_wasm_add_ENV_entry"]=wasmExports["ub"])(a0,a1);var _wasm_set_query_string=Module["_wasm_set_query_string"]=a0=>(_wasm_set_query_string=Module["_wasm_set_query_string"]=wasmExports["vb"])(a0);var 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_wasm_free=Module["_wasm_free"]=a0=>(_wasm_free=Module["_wasm_free"]=wasmExports["Jb"])(a0);var ___funcs_on_exit=()=>(___funcs_on_exit=wasmExports["Kb"])();var _emscripten_builtin_memalign=(a0,a1)=>(_emscripten_builtin_memalign=wasmExports["Lb"])(a0,a1);var __emscripten_timeout=(a0,a1)=>(__emscripten_timeout=wasmExports["Mb"])(a0,a1);var _setThrew=(a0,a1)=>(_setThrew=wasmExports["Nb"])(a0,a1);var __emscripten_tempret_set=a0=>(__emscripten_tempret_set=wasmExports["Ob"])(a0);var __emscripten_stack_restore=a0=>(__emscripten_stack_restore=wasmExports["Pb"])(a0);var __emscripten_stack_alloc=a0=>(__emscripten_stack_alloc=wasmExports["Qb"])(a0);var _emscripten_stack_get_current=()=>(_emscripten_stack_get_current=wasmExports["Rb"])();var dynCall_iiii=Module["dynCall_iiii"]=(a0,a1,a2,a3)=>(dynCall_iiii=Module["dynCall_iiii"]=wasmExports["Sb"])(a0,a1,a2,a3);var dynCall_ii=Module["dynCall_ii"]=(a0,a1)=>(dynCall_ii=Module["dynCall_ii"]=wasmExports["Tb"])(a0,a1);var dynCall_vi=Module["dynCall_vi"]=(a0,a1)=>(dynCall_vi=Module["dynCall_vi"]=wasmExports["Ub"])(a0,a1);var dynCall_viiiii=Module["dynCall_viiiii"]=(a0,a1,a2,a3,a4,a5)=>(dynCall_viiiii=Module["dynCall_viiiii"]=wasmExports["Vb"])(a0,a1,a2,a3,a4,a5);var dynCall_iii=Module["dynCall_iii"]=(a0,a1,a2)=>(dynCall_iii=Module["dynCall_iii"]=wasmExports["Wb"])(a0,a1,a2);var dynCall_iiiii=Module["dynCall_iiiii"]=(a0,a1,a2,a3,a4)=>(dynCall_iiiii=Module["dynCall_iiiii"]=wasmExports["Xb"])(a0,a1,a2,a3,a4);var dynCall_iiiiii=Module["dynCall_iiiiii"]=(a0,a1,a2,a3,a4,a5)=>(dynCall_iiiiii=Module["dynCall_iiiiii"]=wasmExports["Yb"])(a0,a1,a2,a3,a4,a5);var dynCall_vii=Module["dynCall_vii"]=(a0,a1,a2)=>(dynCall_vii=Module["dynCall_vii"]=wasmExports["Zb"])(a0,a1,a2);var dynCall_viii=Module["dynCall_viii"]=(a0,a1,a2,a3)=>(dynCall_viii=Module["dynCall_viii"]=wasmExports["_b"])(a0,a1,a2,a3);var dynCall_v=Module["dynCall_v"]=a0=>(dynCall_v=Module["dynCall_v"]=wasmExports["$b"])(a0);var dynCall_i=Module["dynCall_i"]=a0=>(dynCall_i=Module["dynCall_i"]=wasmExports["ac"])(a0);var dynCall_viiii=Module["dynCall_viiii"]=(a0,a1,a2,a3,a4)=>(dynCall_viiii=Module["dynCall_viiii"]=wasmExports["bc"])(a0,a1,a2,a3,a4);var dynCall_iiiiiii=Module["dynCall_iiiiiii"]=(a0,a1,a2,a3,a4,a5,a6)=>(dynCall_iiiiiii=Module["dynCall_iiiiiii"]=wasmExports["cc"])(a0,a1,a2,a3,a4,a5,a6);var dynCall_viiiiiiiii=Module["dynCall_viiiiiiiii"]=(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9)=>(dynCall_viiiiiiiii=Module["dynCall_viiiiiiiii"]=wasmExports["dc"])(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9);var dynCall_viiiiii=Module["dynCall_viiiiii"]=(a0,a1,a2,a3,a4,a5,a6)=>(dynCall_viiiiii=Module["dynCall_viiiiii"]=wasmExports["ec"])(a0,a1,a2,a3,a4,a5,a6);var dynCall_iiiiiiii=Module["dynCall_iiiiiiii"]=(a0,a1,a2,a3,a4,a5,a6,a7)=>(dynCall_iiiiiiii=Module["dynCall_iiiiiiii"]=wasmExports["fc"])(a0,a1,a2,a3,a4,a5,a6,a7);var dynCall_iiiiiiiiii=Module["dynCall_iiiiiiiiii"]=(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9)=>(dynCall_iiiiiiiiii=Module["dynCall_iiiiiiiiii"]=wasmExports["gc"])(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9);var dynCall_jii=Module["dynCall_jii"]=(a0,a1,a2)=>(dynCall_jii=Module["dynCall_jii"]=wasmExports["hc"])(a0,a1,a2);var dynCall_viidii=Module["dynCall_viidii"]=(a0,a1,a2,a3,a4,a5)=>(dynCall_viidii=Module["dynCall_viidii"]=wasmExports["ic"])(a0,a1,a2,a3,a4,a5);var _asyncify_start_unwind=a0=>(_asyncify_start_unwind=wasmExports["jc"])(a0);var _asyncify_stop_unwind=()=>(_asyncify_stop_unwind=wasmExports["kc"])();var _asyncify_start_rewind=a0=>(_asyncify_start_rewind=wasmExports["lc"])(a0);var _asyncify_stop_rewind=()=>(_asyncify_stop_rewind=wasmExports["mc"])();function invoke_iiiiiii(index,a1,a2,a3,a4,a5,a6){var sp=stackSave();try{return dynCall_iiiiiii(index,a1,a2,a3,a4,a5,a6)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_vi(index,a1){var sp=stackSave();try{dynCall_vi(index,a1)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiii(index,a1,a2,a3){var sp=stackSave();try{return dynCall_iiii(index,a1,a2,a3)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iii(index,a1,a2){var sp=stackSave();try{return dynCall_iii(index,a1,a2)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_vii(index,a1,a2){var sp=stackSave();try{dynCall_vii(index,a1,a2)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_ii(index,a1){var sp=stackSave();try{return dynCall_ii(index,a1)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viii(index,a1,a2,a3){var sp=stackSave();try{dynCall_viii(index,a1,a2,a3)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_v(index){var sp=stackSave();try{dynCall_v(index)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_i(index){var sp=stackSave();try{return dynCall_i(index)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiii(index,a1,a2,a3,a4){var sp=stackSave();try{dynCall_viiii(index,a1,a2,a3,a4)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiiii(index,a1,a2,a3,a4,a5){var sp=stackSave();try{dynCall_viiiii(index,a1,a2,a3,a4,a5)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiiii(index,a1,a2,a3,a4,a5){var sp=stackSave();try{return dynCall_iiiiii(index,a1,a2,a3,a4,a5)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiii(index,a1,a2,a3,a4){var sp=stackSave();try{return dynCall_iiiii(index,a1,a2,a3,a4)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9){var sp=stackSave();try{return dynCall_iiiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viidii(index,a1,a2,a3,a4,a5){var sp=stackSave();try{dynCall_viidii(index,a1,a2,a3,a4,a5)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiiiii(index,a1,a2,a3,a4,a5,a6){var sp=stackSave();try{dynCall_viiiiii(index,a1,a2,a3,a4,a5,a6)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9){var sp=stackSave();try{dynCall_viiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiiiiii(index,a1,a2,a3,a4,a5,a6,a7){var sp=stackSave();try{return dynCall_iiiiiiii(index,a1,a2,a3,a4,a5,a6,a7)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_jii(index,a1,a2){var sp=stackSave();try{return dynCall_jii(index,a1,a2)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}Module["addRunDependency"]=addRunDependency;Module["removeRunDependency"]=removeRunDependency;Module["wasmExports"]=wasmExports;Module["ccall"]=ccall;Module["FS_createPreloadedFile"]=FS_createPreloadedFile;Module["FS_unlink"]=FS_unlink;Module["FS_createPath"]=FS_createPath;Module["FS_createDevice"]=FS_createDevice;Module["FS_createDataFile"]=FS_createDataFile;Module["FS_createLazyFile"]=FS_createLazyFile;Module["PROXYFS"]=PROXYFS;var calledRun;dependenciesFulfilled=function runCaller(){if(!calledRun)run();if(!calledRun)dependenciesFulfilled=runCaller};function run(){if(runDependencies>0){return}preRun();if(runDependencies>0){return}function doRun(){if(calledRun)return;calledRun=true;Module["calledRun"]=true;if(ABORT)return;initRuntime();Module["onRuntimeInitialized"]?.();postRun()}if(Module["setStatus"]){Module["setStatus"]("Running...");setTimeout(()=>{setTimeout(()=>Module["setStatus"](""),1);doRun()},1)}else{doRun()}}if(Module["preInit"]){if(typeof Module["preInit"]=="function")Module["preInit"]=[Module["preInit"]];while(Module["preInit"].length>0){Module["preInit"].pop()()}}run(); /** * Emscripten resolves `localhost` to a random IP address. Let's * make it always resolve to 127.0.0.1. diff --git a/packages/php-wasm/web/public/php/asyncify/php_8_4.js b/packages/php-wasm/web/public/php/asyncify/php_8_4.js index cd0eac98eb..afdeda9fd9 100644 --- a/packages/php-wasm/web/public/php/asyncify/php_8_4.js +++ b/packages/php-wasm/web/public/php/asyncify/php_8_4.js @@ -1,46 +1,20 @@ import dependencyFilename from './8_4_0/php_8_4.wasm'; export { dependencyFilename }; -export const dependenciesTotalSize = 16256955; +export const dependenciesTotalSize = 16228339; export function init(RuntimeName, PHPLoader) { - /** - * Overrides Emscripten's default ExitStatus object which gets - * thrown on failure. Unfortunately, the default object is not - * a subclass of Error and does not provide any stack trace. - * - * This is a deliberate behavior on Emscripten's end to prevent - * memory leaks after the program exits. See: - * - * https://github.com/emscripten-core/emscripten/pull/9108 - * - * In case of WordPress Playground, the worker in which the PHP - * runs will typically exit after the PHP program finishes, so - * we don't have to worry about memory leaks. - * - * As for assigning to a previously undeclared ExitStatus variable here, - * the Emscripten module declares `ExitStatus` as `function ExitStatus` - * which means it gets hoisted to the top of the scope and can be - * reassigned here – before the actual declaration is reached. - * - * If that sounds weird, try this example: - * - * ExitStatus = () => { console.log("reassigned"); } - * function ExitStatus() {} - * ExitStatus(); - * // logs "reassigned" - */ - ExitStatus = class PHPExitStatus extends Error { - constructor(status) { - super(status); - this.name = "ExitStatus"; - this.message = "Program terminated with exit(" + status + ")"; - this.status = status; - } - } - // The rest of the code comes from the built php.js file and esm-suffix.js -var Module=typeof PHPLoader!="undefined"?PHPLoader:{};var ENVIRONMENT_IS_WEB=RuntimeName==="WEB";var ENVIRONMENT_IS_WORKER=RuntimeName==="WORKER";var ENVIRONMENT_IS_NODE=RuntimeName==="NODE";var moduleOverrides=Object.assign({},Module);var arguments_=[];var thisProgram="./this.program";var quit_=(status,toThrow)=>{throw toThrow};var scriptDirectory="";function locateFile(path){if(Module["locateFile"]){return Module["locateFile"](path,scriptDirectory)}return scriptDirectory+path}var read_,readAsync,readBinary;if(ENVIRONMENT_IS_WEB||ENVIRONMENT_IS_WORKER){if(ENVIRONMENT_IS_WORKER){scriptDirectory=self.location.href}else if(typeof document!="undefined"&&document.currentScript){scriptDirectory=document.currentScript.src}if(scriptDirectory.startsWith("blob:")){scriptDirectory=""}else{scriptDirectory=scriptDirectory.substr(0,scriptDirectory.replace(/[?#].*/,"").lastIndexOf("/")+1)}{read_=url=>{var xhr=new XMLHttpRequest;xhr.open("GET",url,false);xhr.send(null);return xhr.responseText};if(ENVIRONMENT_IS_WORKER){readBinary=url=>{var xhr=new XMLHttpRequest;xhr.open("GET",url,false);xhr.responseType="arraybuffer";xhr.send(null);return new Uint8Array(xhr.response)}}readAsync=(url,onload,onerror)=>{fetch(url,{credentials:"same-origin"}).then(response=>{if(response.ok){return response.arrayBuffer()}return Promise.reject(new Error(response.status+" : "+response.url))}).then(onload,onerror)}}}else{}var out=Module["print"]||console.log.bind(console);var err=Module["printErr"]||console.error.bind(console);Object.assign(Module,moduleOverrides);moduleOverrides=null;if(Module["arguments"])arguments_=Module["arguments"];if(Module["thisProgram"])thisProgram=Module["thisProgram"];if(Module["quit"])quit_=Module["quit"];var wasmBinary;if(Module["wasmBinary"])wasmBinary=Module["wasmBinary"];var wasmMemory;var ABORT=false;var EXITSTATUS;function assert(condition,text){if(!condition){abort(text)}}var HEAP8,HEAPU8,HEAP16,HEAPU16,HEAP32,HEAPU32,HEAPF32,HEAPF64;function updateMemoryViews(){var b=wasmMemory.buffer;Module["HEAP8"]=HEAP8=new Int8Array(b);Module["HEAP16"]=HEAP16=new Int16Array(b);Module["HEAPU8"]=HEAPU8=new Uint8Array(b);Module["HEAPU16"]=HEAPU16=new Uint16Array(b);Module["HEAP32"]=HEAP32=new Int32Array(b);Module["HEAPU32"]=HEAPU32=new Uint32Array(b);Module["HEAPF32"]=HEAPF32=new Float32Array(b);Module["HEAPF64"]=HEAPF64=new Float64Array(b)}var __ATPRERUN__=[];var __ATINIT__=[];var __ATEXIT__=[];var __ATPOSTRUN__=[];var runtimeInitialized=false;var runtimeExited=false;function preRun(){if(Module["preRun"]){if(typeof Module["preRun"]=="function")Module["preRun"]=[Module["preRun"]];while(Module["preRun"].length){addOnPreRun(Module["preRun"].shift())}}callRuntimeCallbacks(__ATPRERUN__)}function initRuntime(){runtimeInitialized=true;SOCKFS.root=FS.mount(SOCKFS,{},null);if(!Module["noFSInit"]&&!FS.init.initialized)FS.init();FS.ignorePermissions=false;TTY.init();PIPEFS.root=FS.mount(PIPEFS,{},null);callRuntimeCallbacks(__ATINIT__)}function exitRuntime(){___funcs_on_exit();callRuntimeCallbacks(__ATEXIT__);FS.quit();TTY.shutdown();runtimeExited=true}function postRun(){if(Module["postRun"]){if(typeof Module["postRun"]=="function")Module["postRun"]=[Module["postRun"]];while(Module["postRun"].length){addOnPostRun(Module["postRun"].shift())}}callRuntimeCallbacks(__ATPOSTRUN__)}function addOnPreRun(cb){__ATPRERUN__.unshift(cb)}function addOnInit(cb){__ATINIT__.unshift(cb)}function addOnPostRun(cb){__ATPOSTRUN__.unshift(cb)}var runDependencies=0;var runDependencyWatcher=null;var dependenciesFulfilled=null;function getUniqueRunDependency(id){return id}function addRunDependency(id){runDependencies++;Module["monitorRunDependencies"]?.(runDependencies)}function removeRunDependency(id){runDependencies--;Module["monitorRunDependencies"]?.(runDependencies);if(runDependencies==0){if(runDependencyWatcher!==null){clearInterval(runDependencyWatcher);runDependencyWatcher=null}if(dependenciesFulfilled){var callback=dependenciesFulfilled;dependenciesFulfilled=null;callback()}}}function abort(what){Module["onAbort"]?.(what);what="Aborted("+what+")";err(what);ABORT=true;EXITSTATUS=1;what+=". Build with -sASSERTIONS for more info.";var e=new WebAssembly.RuntimeError(what);throw e}var dataURIPrefix="data:application/octet-stream;base64,";var isDataURI=filename=>filename.startsWith(dataURIPrefix);function findWasmBinary(){var f=dependencyFilename;if(!isDataURI(f)){return locateFile(f)}return f}var wasmBinaryFile;function getBinarySync(file){if(file==wasmBinaryFile&&wasmBinary){return new Uint8Array(wasmBinary)}if(readBinary){return readBinary(file)}throw"both async and sync fetching of the wasm failed"}function getBinaryPromise(binaryFile){if(!wasmBinary){return new Promise((resolve,reject)=>{readAsync(binaryFile,response=>resolve(new Uint8Array(response)),error=>{try{resolve(getBinarySync(binaryFile))}catch(e){reject(e)}})})}return Promise.resolve().then(()=>getBinarySync(binaryFile))}function instantiateArrayBuffer(binaryFile,imports,receiver){return getBinaryPromise(binaryFile).then(binary=>WebAssembly.instantiate(binary,imports)).then(receiver,reason=>{err(`failed to asynchronously prepare wasm: ${reason}`);abort(reason)})}function instantiateAsync(binary,binaryFile,imports,callback){if(!binary&&typeof WebAssembly.instantiateStreaming=="function"&&!isDataURI(binaryFile)&&typeof fetch=="function"){return fetch(binaryFile,{credentials:"same-origin"}).then(response=>{var result=WebAssembly.instantiateStreaming(response,imports);return result.then(callback,function(reason){err(`wasm streaming compile failed: ${reason}`);err("falling back to ArrayBuffer instantiation");return instantiateArrayBuffer(binaryFile,imports,callback)})})}return instantiateArrayBuffer(binaryFile,imports,callback)}function getWasmImports(){return{a:wasmImports}}function createWasm(){var info=getWasmImports();function receiveInstance(instance,module){wasmExports=instance.exports;wasmExports=Asyncify.instrumentWasmExports(wasmExports);Module["wasmExports"]=wasmExports;wasmMemory=wasmExports["db"];updateMemoryViews();wasmTable=wasmExports["gb"];addOnInit(wasmExports["eb"]);removeRunDependency("wasm-instantiate");return wasmExports}addRunDependency("wasm-instantiate");function receiveInstantiationResult(result){receiveInstance(result["instance"])}if(Module["instantiateWasm"]){try{return Module["instantiateWasm"](info,receiveInstance)}catch(e){err(`Module.instantiateWasm callback failed with error: ${e}`);return false}}if(!wasmBinaryFile)wasmBinaryFile=findWasmBinary();instantiateAsync(wasmBinary,wasmBinaryFile,info,receiveInstantiationResult);return{}}var tempDouble;var tempI64;function js_popen_to_file(command,mode,exitCodePtr){const returnCallback=resolver=>Asyncify.handleSleep(resolver);if(!command)return 1;const cmdstr=UTF8ToString(command);if(!cmdstr.length)return 0;const modestr=UTF8ToString(mode);if(!modestr.length)return 0;if(modestr==="w"){console.error('popen($cmd, "w") is not implemented yet')}return returnCallback(async wakeUp=>{let cp;try{cp=PHPWASM.spawnProcess(cmdstr,[]);if(cp instanceof Promise){cp=await cp}}catch(e){console.error(e);if(e.code==="SPAWN_UNSUPPORTED"){return 1}throw e}const outByteArrays=[];cp.stdout.on("data",function(data){outByteArrays.push(data)});const outputPath="/tmp/popen_output";cp.on("exit",function(exitCode){const outBytes=new Uint8Array(outByteArrays.reduce((acc,curr)=>acc+curr.length,0));let offset=0;for(const byteArray of outByteArrays){outBytes.set(byteArray,offset);offset+=byteArray.length}FS.writeFile(outputPath,outBytes);HEAPU8[exitCodePtr]=exitCode;wakeUp(allocateUTF8OnStack(outputPath))})})}function wasm_poll_socket(socketd,events,timeout){const returnCallback=resolver=>Asyncify.handleSleep(resolver);const POLLIN=1;const POLLPRI=2;const POLLOUT=4;const POLLERR=8;const POLLHUP=16;const POLLNVAL=32;return returnCallback(wakeUp=>{const polls=[];if(socketd in PHPWASM.child_proc_by_fd){const procInfo=PHPWASM.child_proc_by_fd[socketd];if(procInfo.exited){wakeUp(0);return}polls.push(PHPWASM.awaitEvent(procInfo.stdout,"data"))}else if(FS.isSocket(FS.getStream(socketd)?.node.mode)){const sock=getSocketFromFD(socketd);if(!sock){wakeUp(0);return}const lookingFor=new Set;if(events&POLLIN||events&POLLPRI){if(sock.server){for(const client of sock.pending){if((client.recv_queue||[]).length>0){wakeUp(1);return}}}else if((sock.recv_queue||[]).length>0){wakeUp(1);return}}const webSockets=PHPWASM.getAllWebSockets(sock);if(!webSockets.length){wakeUp(0);return}for(const ws of webSockets){if(events&POLLIN||events&POLLPRI){polls.push(PHPWASM.awaitData(ws));lookingFor.add("POLLIN")}if(events&POLLOUT){polls.push(PHPWASM.awaitConnection(ws));lookingFor.add("POLLOUT")}if(events&POLLHUP){polls.push(PHPWASM.awaitClose(ws));lookingFor.add("POLLHUP")}if(events&POLLERR||events&POLLNVAL){polls.push(PHPWASM.awaitError(ws));lookingFor.add("POLLERR")}}}else{setTimeout(function(){wakeUp(1)},timeout);return}if(polls.length===0){console.warn("Unsupported poll event "+events+", defaulting to setTimeout().");setTimeout(function(){wakeUp(0)},timeout);return}const promises=polls.map(([promise])=>promise);const clearPolling=()=>polls.forEach(([,clear])=>clear());let awaken=false;let timeoutId;Promise.race(promises).then(function(results){if(!awaken){awaken=true;wakeUp(1);if(timeoutId){clearTimeout(timeoutId)}clearPolling()}});if(timeout!==-1){timeoutId=setTimeout(function(){if(!awaken){awaken=true;wakeUp(0);clearPolling()}},timeout)}})}function js_fd_read(fd,iov,iovcnt,pnum){const returnCallback=resolver=>Asyncify.handleSleep(resolver);if(Asyncify?.State?.Normal===undefined||Asyncify?.state===Asyncify?.State?.Normal){var returnCode;var stream;let num=0;try{stream=SYSCALLS.getStreamFromFD(fd);const num=doReadv(stream,iov,iovcnt);HEAPU32[pnum>>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError")){throw e}if(e.errno!==6||!(stream?.fd in PHPWASM.child_proc_by_fd)){HEAPU32[pnum>>2]=0;return returnCode}}}return returnCallback(wakeUp=>{var retries=0;var interval=50;var timeout=5e3;var maxRetries=timeout/interval;function poll(){var returnCode;var stream;let num;try{stream=SYSCALLS.getStreamFromFD(fd);num=doReadv(stream,iov,iovcnt);returnCode=0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError")){console.error(e);throw e}returnCode=e.errno}const success=returnCode===0;const failure=++retries>maxRetries||!(fd in PHPWASM.child_proc_by_fd)||PHPWASM.child_proc_by_fd[fd]?.exited||FS.isClosed(stream);if(success){HEAPU32[pnum>>2]=num;wakeUp(0)}else if(failure){HEAPU32[pnum>>2]=0;wakeUp(returnCode===6?0:returnCode)}else{setTimeout(poll,interval)}}poll()})}function __asyncjs__js_module_onMessage(data,response_buffer){return Asyncify.handleAsync(async()=>{if(Module["onMessage"]){const dataStr=UTF8ToString(data);return Module["onMessage"](dataStr).then(response=>{const responseBytes=typeof response==="string"?(new TextEncoder).encode(response):response;const responseSize=responseBytes.byteLength;const responsePtr=_malloc(responseSize+1);HEAPU8.set(responseBytes,responsePtr);HEAPU8[responsePtr+responseSize]=0;HEAPU8[response_buffer]=responsePtr;HEAPU8[response_buffer+1]=responsePtr>>8;HEAPU8[response_buffer+2]=responsePtr>>16;HEAPU8[response_buffer+3]=responsePtr>>24;return responseSize}).catch(e=>{console.error(e);return-1})}})}function ExitStatus(status){this.name="ExitStatus";this.message=`Program terminated with exit(${status})`;this.status=status}var callRuntimeCallbacks=callbacks=>{while(callbacks.length>0){callbacks.shift()(Module)}};var noExitRuntime=Module["noExitRuntime"]||false;var stackRestore=val=>__emscripten_stack_restore(val);var stackSave=()=>_emscripten_stack_get_current();function _SharpYuvConvert(){abort("missing function: SharpYuvConvert")}_SharpYuvConvert.stub=true;function _SharpYuvGetConversionMatrix(){abort("missing function: SharpYuvGetConversionMatrix")}_SharpYuvGetConversionMatrix.stub=true;function _SharpYuvInit(){abort("missing function: SharpYuvInit")}_SharpYuvInit.stub=true;var UTF8Decoder=typeof TextDecoder!="undefined"?new TextDecoder("utf8"):undefined;var UTF8ArrayToString=(heapOrArray,idx,maxBytesToRead)=>{var endIdx=idx+maxBytesToRead;var endPtr=idx;while(heapOrArray[endPtr]&&!(endPtr>=endIdx))++endPtr;if(endPtr-idx>16&&heapOrArray.buffer&&UTF8Decoder){return UTF8Decoder.decode(heapOrArray.subarray(idx,endPtr))}var str="";while(idx>10,56320|ch&1023)}}return str};var UTF8ToString=(ptr,maxBytesToRead)=>ptr?UTF8ArrayToString(HEAPU8,ptr,maxBytesToRead):"";Module["UTF8ToString"]=UTF8ToString;var ___assert_fail=(condition,filename,line,func)=>{abort(`Assertion failed: ${UTF8ToString(condition)}, at: `+[filename?UTF8ToString(filename):"unknown filename",line,func?UTF8ToString(func):"unknown function"])};var ___call_sighandler=(fp,sig)=>(a1=>dynCall_vi(fp,a1))(sig);var initRandomFill=()=>{if(typeof crypto=="object"&&typeof crypto["getRandomValues"]=="function"){return view=>crypto.getRandomValues(view)}else abort("initRandomDevice")};var randomFill=view=>(randomFill=initRandomFill())(view);var PATH={isAbs:path=>path.charAt(0)==="/",splitPath:filename=>{var splitPathRe=/^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/;return splitPathRe.exec(filename).slice(1)},normalizeArray:(parts,allowAboveRoot)=>{var up=0;for(var i=parts.length-1;i>=0;i--){var last=parts[i];if(last==="."){parts.splice(i,1)}else if(last===".."){parts.splice(i,1);up++}else if(up){parts.splice(i,1);up--}}if(allowAboveRoot){for(;up;up--){parts.unshift("..")}}return parts},normalize:path=>{var isAbsolute=PATH.isAbs(path),trailingSlash=path.substr(-1)==="/";path=PATH.normalizeArray(path.split("/").filter(p=>!!p),!isAbsolute).join("/");if(!path&&!isAbsolute){path="."}if(path&&trailingSlash){path+="/"}return(isAbsolute?"/":"")+path},dirname:path=>{var result=PATH.splitPath(path),root=result[0],dir=result[1];if(!root&&!dir){return"."}if(dir){dir=dir.substr(0,dir.length-1)}return root+dir},basename:path=>{if(path==="/")return"/";path=PATH.normalize(path);path=path.replace(/\/$/,"");var lastSlash=path.lastIndexOf("/");if(lastSlash===-1)return path;return path.substr(lastSlash+1)},join:(...paths)=>PATH.normalize(paths.join("/")),join2:(l,r)=>PATH.normalize(l+"/"+r)};var PATH_FS={resolve:(...args)=>{var resolvedPath="",resolvedAbsolute=false;for(var i=args.length-1;i>=-1&&!resolvedAbsolute;i--){var path=i>=0?args[i]:FS.cwd();if(typeof path!="string"){throw new TypeError("Arguments to path.resolve must be strings")}else if(!path){return""}resolvedPath=path+"/"+resolvedPath;resolvedAbsolute=PATH.isAbs(path)}resolvedPath=PATH.normalizeArray(resolvedPath.split("/").filter(p=>!!p),!resolvedAbsolute).join("/");return(resolvedAbsolute?"/":"")+resolvedPath||"."},relative:(from,to)=>{from=PATH_FS.resolve(from).substr(1);to=PATH_FS.resolve(to).substr(1);function trim(arr){var start=0;for(;start=0;end--){if(arr[end]!=="")break}if(start>end)return[];return arr.slice(start,end-start+1)}var fromParts=trim(from.split("/"));var toParts=trim(to.split("/"));var length=Math.min(fromParts.length,toParts.length);var samePartsLength=length;for(var i=0;i{var len=0;for(var i=0;i=55296&&c<=57343){len+=4;++i}else{len+=3}}return len};Module["lengthBytesUTF8"]=lengthBytesUTF8;var stringToUTF8Array=(str,heap,outIdx,maxBytesToWrite)=>{if(!(maxBytesToWrite>0))return 0;var startIdx=outIdx;var endIdx=outIdx+maxBytesToWrite-1;for(var i=0;i=55296&&u<=57343){var u1=str.charCodeAt(++i);u=65536+((u&1023)<<10)|u1&1023}if(u<=127){if(outIdx>=endIdx)break;heap[outIdx++]=u}else if(u<=2047){if(outIdx+1>=endIdx)break;heap[outIdx++]=192|u>>6;heap[outIdx++]=128|u&63}else if(u<=65535){if(outIdx+2>=endIdx)break;heap[outIdx++]=224|u>>12;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}else{if(outIdx+3>=endIdx)break;heap[outIdx++]=240|u>>18;heap[outIdx++]=128|u>>12&63;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}}heap[outIdx]=0;return outIdx-startIdx};function intArrayFromString(stringy,dontAddNull,length){var len=length>0?length:lengthBytesUTF8(stringy)+1;var u8array=new Array(len);var numBytesWritten=stringToUTF8Array(stringy,u8array,0,u8array.length);if(dontAddNull)u8array.length=numBytesWritten;return u8array}var FS_stdin_getChar=()=>{if(!FS_stdin_getChar_buffer.length){var result=null;if(typeof window!="undefined"&&typeof window.prompt=="function"){result=window.prompt("Input: ");if(result!==null){result+="\n"}}else{}if(!result){return null}FS_stdin_getChar_buffer=intArrayFromString(result,true)}return FS_stdin_getChar_buffer.shift()};var TTY={ttys:[],init(){},shutdown(){},register(dev,ops){TTY.ttys[dev]={input:[],output:[],ops:ops};FS.registerDevice(dev,TTY.stream_ops)},stream_ops:{open(stream){var tty=TTY.ttys[stream.node.rdev];if(!tty){throw new FS.ErrnoError(43)}stream.tty=tty;stream.seekable=false},close(stream){stream.tty.ops.fsync(stream.tty)},fsync(stream){stream.tty.ops.fsync(stream.tty)},read(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.get_char){throw new FS.ErrnoError(60)}var bytesRead=0;for(var i=0;i0){out(UTF8ArrayToString(tty.output,0));tty.output=[]}},ioctl_tcgets(tty){return{c_iflag:25856,c_oflag:5,c_cflag:191,c_lflag:35387,c_cc:[3,28,127,21,4,0,1,0,17,19,26,0,18,15,23,22,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]}},ioctl_tcsets(tty,optional_actions,data){return 0},ioctl_tiocgwinsz(tty){return[24,80]}},default_tty1_ops:{put_char(tty,val){if(val===null||val===10){err(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}},fsync(tty){if(tty.output&&tty.output.length>0){err(UTF8ArrayToString(tty.output,0));tty.output=[]}}}};var zeroMemory=(address,size)=>{HEAPU8.fill(0,address,address+size);return address};var alignMemory=(size,alignment)=>Math.ceil(size/alignment)*alignment;var mmapAlloc=size=>{size=alignMemory(size,65536);var ptr=_emscripten_builtin_memalign(65536,size);if(!ptr)return 0;return zeroMemory(ptr,size)};var MEMFS={ops_table:null,mount(mount){return MEMFS.createNode(null,"/",16384|511,0)},createNode(parent,name,mode,dev){if(FS.isBlkdev(mode)||FS.isFIFO(mode)){throw new FS.ErrnoError(63)}MEMFS.ops_table||={dir:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,lookup:MEMFS.node_ops.lookup,mknod:MEMFS.node_ops.mknod,rename:MEMFS.node_ops.rename,unlink:MEMFS.node_ops.unlink,rmdir:MEMFS.node_ops.rmdir,readdir:MEMFS.node_ops.readdir,symlink:MEMFS.node_ops.symlink},stream:{llseek:MEMFS.stream_ops.llseek}},file:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:{llseek:MEMFS.stream_ops.llseek,read:MEMFS.stream_ops.read,write:MEMFS.stream_ops.write,allocate:MEMFS.stream_ops.allocate,mmap:MEMFS.stream_ops.mmap,msync:MEMFS.stream_ops.msync}},link:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,readlink:MEMFS.node_ops.readlink},stream:{}},chrdev:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:FS.chrdev_stream_ops}};var node=FS.createNode(parent,name,mode,dev);if(FS.isDir(node.mode)){node.node_ops=MEMFS.ops_table.dir.node;node.stream_ops=MEMFS.ops_table.dir.stream;node.contents={}}else if(FS.isFile(node.mode)){node.node_ops=MEMFS.ops_table.file.node;node.stream_ops=MEMFS.ops_table.file.stream;node.usedBytes=0;node.contents=null}else if(FS.isLink(node.mode)){node.node_ops=MEMFS.ops_table.link.node;node.stream_ops=MEMFS.ops_table.link.stream}else if(FS.isChrdev(node.mode)){node.node_ops=MEMFS.ops_table.chrdev.node;node.stream_ops=MEMFS.ops_table.chrdev.stream}node.timestamp=Date.now();if(parent){parent.contents[name]=node;parent.timestamp=node.timestamp}return node},getFileDataAsTypedArray(node){if(!node.contents)return new Uint8Array(0);if(node.contents.subarray)return node.contents.subarray(0,node.usedBytes);return new Uint8Array(node.contents)},expandFileStorage(node,newCapacity){var prevCapacity=node.contents?node.contents.length:0;if(prevCapacity>=newCapacity)return;var CAPACITY_DOUBLING_MAX=1024*1024;newCapacity=Math.max(newCapacity,prevCapacity*(prevCapacity>>0);if(prevCapacity!=0)newCapacity=Math.max(newCapacity,256);var oldContents=node.contents;node.contents=new Uint8Array(newCapacity);if(node.usedBytes>0)node.contents.set(oldContents.subarray(0,node.usedBytes),0)},resizeFileStorage(node,newSize){if(node.usedBytes==newSize)return;if(newSize==0){node.contents=null;node.usedBytes=0}else{var oldContents=node.contents;node.contents=new Uint8Array(newSize);if(oldContents){node.contents.set(oldContents.subarray(0,Math.min(newSize,node.usedBytes)))}node.usedBytes=newSize}},node_ops:{getattr(node){var attr={};attr.dev=FS.isChrdev(node.mode)?node.id:1;attr.ino=node.id;attr.mode=node.mode;attr.nlink=1;attr.uid=0;attr.gid=0;attr.rdev=node.rdev;if(FS.isDir(node.mode)){attr.size=4096}else if(FS.isFile(node.mode)){attr.size=node.usedBytes}else if(FS.isLink(node.mode)){attr.size=node.link.length}else{attr.size=0}attr.atime=new Date(node.timestamp);attr.mtime=new Date(node.timestamp);attr.ctime=new Date(node.timestamp);attr.blksize=4096;attr.blocks=Math.ceil(attr.size/attr.blksize);return attr},setattr(node,attr){if(attr.mode!==undefined){node.mode=attr.mode}if(attr.timestamp!==undefined){node.timestamp=attr.timestamp}if(attr.size!==undefined){MEMFS.resizeFileStorage(node,attr.size)}},lookup(parent,name){throw FS.genericErrors[44]},mknod(parent,name,mode,dev){return MEMFS.createNode(parent,name,mode,dev)},rename(old_node,new_dir,new_name){if(FS.isDir(old_node.mode)){var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(new_node){for(var i in new_node.contents){throw new FS.ErrnoError(55)}}}delete old_node.parent.contents[old_node.name];old_node.parent.timestamp=Date.now();old_node.name=new_name;new_dir.contents[new_name]=old_node;new_dir.timestamp=old_node.parent.timestamp},unlink(parent,name){delete parent.contents[name];parent.timestamp=Date.now()},rmdir(parent,name){var node=FS.lookupNode(parent,name);for(var i in node.contents){throw new FS.ErrnoError(55)}delete parent.contents[name];parent.timestamp=Date.now()},readdir(node){var entries=[".",".."];for(var key of Object.keys(node.contents)){entries.push(key)}return entries},symlink(parent,newname,oldpath){var node=MEMFS.createNode(parent,newname,511|40960,0);node.link=oldpath;return node},readlink(node){if(!FS.isLink(node.mode)){throw new FS.ErrnoError(28)}return node.link}},stream_ops:{read(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=stream.node.usedBytes)return 0;var size=Math.min(stream.node.usedBytes-position,length);if(size>8&&contents.subarray){buffer.set(contents.subarray(position,position+size),offset)}else{for(var i=0;i0||position+length{var dep=!noRunDep?getUniqueRunDependency(`al ${url}`):"";readAsync(url,arrayBuffer=>{onload(new Uint8Array(arrayBuffer));if(dep)removeRunDependency(dep)},event=>{if(onerror){onerror()}else{throw`Loading data file "${url}" failed.`}});if(dep)addRunDependency(dep)};var FS_createDataFile=(parent,name,fileData,canRead,canWrite,canOwn)=>{FS.createDataFile(parent,name,fileData,canRead,canWrite,canOwn)};var preloadPlugins=Module["preloadPlugins"]||[];var FS_handledByPreloadPlugin=(byteArray,fullname,finish,onerror)=>{if(typeof Browser!="undefined")Browser.init();var handled=false;preloadPlugins.forEach(plugin=>{if(handled)return;if(plugin["canHandle"](fullname)){plugin["handle"](byteArray,fullname,finish,onerror);handled=true}});return handled};var FS_createPreloadedFile=(parent,name,url,canRead,canWrite,onload,onerror,dontCreateFile,canOwn,preFinish)=>{var fullname=name?PATH_FS.resolve(PATH.join2(parent,name)):parent;var dep=getUniqueRunDependency(`cp ${fullname}`);function processData(byteArray){function finish(byteArray){preFinish?.();if(!dontCreateFile){FS_createDataFile(parent,name,byteArray,canRead,canWrite,canOwn)}onload?.();removeRunDependency(dep)}if(FS_handledByPreloadPlugin(byteArray,fullname,finish,()=>{onerror?.();removeRunDependency(dep)})){return}finish(byteArray)}addRunDependency(dep);if(typeof url=="string"){asyncLoad(url,processData,onerror)}else{processData(url)}};var FS_modeStringToFlags=str=>{var flagModes={r:0,"r+":2,w:512|64|1,"w+":512|64|2,a:1024|64|1,"a+":1024|64|2};var flags=flagModes[str];if(typeof flags=="undefined"){throw new Error(`Unknown file open mode: ${str}`)}return flags};var FS_getMode=(canRead,canWrite)=>{var mode=0;if(canRead)mode|=292|73;if(canWrite)mode|=146;return mode};var ERRNO_CODES={EPERM:63,ENOENT:44,ESRCH:71,EINTR:27,EIO:29,ENXIO:60,E2BIG:1,ENOEXEC:45,EBADF:8,ECHILD:12,EAGAIN:6,EWOULDBLOCK:6,ENOMEM:48,EACCES:2,EFAULT:21,ENOTBLK:105,EBUSY:10,EEXIST:20,EXDEV:75,ENODEV:43,ENOTDIR:54,EISDIR:31,EINVAL:28,ENFILE:41,EMFILE:33,ENOTTY:59,ETXTBSY:74,EFBIG:22,ENOSPC:51,ESPIPE:70,EROFS:69,EMLINK:34,EPIPE:64,EDOM:18,ERANGE:68,ENOMSG:49,EIDRM:24,ECHRNG:106,EL2NSYNC:156,EL3HLT:107,EL3RST:108,ELNRNG:109,EUNATCH:110,ENOCSI:111,EL2HLT:112,EDEADLK:16,ENOLCK:46,EBADE:113,EBADR:114,EXFULL:115,ENOANO:104,EBADRQC:103,EBADSLT:102,EDEADLOCK:16,EBFONT:101,ENOSTR:100,ENODATA:116,ETIME:117,ENOSR:118,ENONET:119,ENOPKG:120,EREMOTE:121,ENOLINK:47,EADV:122,ESRMNT:123,ECOMM:124,EPROTO:65,EMULTIHOP:36,EDOTDOT:125,EBADMSG:9,ENOTUNIQ:126,EBADFD:127,EREMCHG:128,ELIBACC:129,ELIBBAD:130,ELIBSCN:131,ELIBMAX:132,ELIBEXEC:133,ENOSYS:52,ENOTEMPTY:55,ENAMETOOLONG:37,ELOOP:32,EOPNOTSUPP:138,EPFNOSUPPORT:139,ECONNRESET:15,ENOBUFS:42,EAFNOSUPPORT:5,EPROTOTYPE:67,ENOTSOCK:57,ENOPROTOOPT:50,ESHUTDOWN:140,ECONNREFUSED:14,EADDRINUSE:3,ECONNABORTED:13,ENETUNREACH:40,ENETDOWN:38,ETIMEDOUT:73,EHOSTDOWN:142,EHOSTUNREACH:23,EINPROGRESS:26,EALREADY:7,EDESTADDRREQ:17,EMSGSIZE:35,EPROTONOSUPPORT:66,ESOCKTNOSUPPORT:137,EADDRNOTAVAIL:4,ENETRESET:39,EISCONN:30,ENOTCONN:53,ETOOMANYREFS:141,EUSERS:136,EDQUOT:19,ESTALE:72,ENOTSUP:138,ENOMEDIUM:148,EILSEQ:25,EOVERFLOW:61,ECANCELED:11,ENOTRECOVERABLE:56,EOWNERDEAD:62,ESTRPIPE:135};var PROXYFS={mount(mount){return PROXYFS.createNode(null,"/",mount.opts.fs.lstat(mount.opts.root).mode,0)},createNode(parent,name,mode,dev){if(!FS.isDir(mode)&&!FS.isFile(mode)&&!FS.isLink(mode)){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}var node=FS.createNode(parent,name,mode);node.node_ops=PROXYFS.node_ops;node.stream_ops=PROXYFS.stream_ops;return node},realPath(node){var parts=[];while(node.parent!==node){parts.push(node.name);node=node.parent}parts.push(node.mount.opts.root);parts.reverse();return PATH.join(...parts)},node_ops:{getattr(node){var path=PROXYFS.realPath(node);var stat;try{stat=node.mount.opts.fs.lstat(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return{dev:stat.dev,ino:stat.ino,mode:stat.mode,nlink:stat.nlink,uid:stat.uid,gid:stat.gid,rdev:stat.rdev,size:stat.size,atime:stat.atime,mtime:stat.mtime,ctime:stat.ctime,blksize:stat.blksize,blocks:stat.blocks}},setattr(node,attr){var path=PROXYFS.realPath(node);try{if(attr.mode!==undefined){node.mount.opts.fs.chmod(path,attr.mode);node.mode=attr.mode}if(attr.timestamp!==undefined){var date=new Date(attr.timestamp);node.mount.opts.fs.utime(path,date,date)}if(attr.size!==undefined){node.mount.opts.fs.truncate(path,attr.size)}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},lookup(parent,name){try{var path=PATH.join2(PROXYFS.realPath(parent),name);var mode=parent.mount.opts.fs.lstat(path).mode;var node=PROXYFS.createNode(parent,name,mode);return node}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},mknod(parent,name,mode,dev){var node=PROXYFS.createNode(parent,name,mode,dev);var path=PROXYFS.realPath(node);try{if(FS.isDir(node.mode)){node.mount.opts.fs.mkdir(path,node.mode)}else{node.mount.opts.fs.writeFile(path,"",{mode:node.mode})}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return node},rename(oldNode,newDir,newName){var oldPath=PROXYFS.realPath(oldNode);var newPath=PATH.join2(PROXYFS.realPath(newDir),newName);try{oldNode.mount.opts.fs.rename(oldPath,newPath);oldNode.name=newName}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},unlink(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.unlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},rmdir(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.rmdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readdir(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},symlink(parent,newName,oldPath){var newPath=PATH.join2(PROXYFS.realPath(parent),newName);try{parent.mount.opts.fs.symlink(oldPath,newPath)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readlink(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}}},stream_ops:{open(stream){var path=PROXYFS.realPath(stream.node);try{stream.nfd=stream.node.mount.opts.fs.open(path,stream.flags)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},close(stream){try{stream.node.mount.opts.fs.close(stream.nfd)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},read(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.read(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},write(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.write(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},llseek(stream,offset,whence){var position=offset;if(whence===1){position+=stream.position}else if(whence===2){if(FS.isFile(stream.node.mode)){try{var stat=stream.node.node_ops.getattr(stream.node);position+=stat.size}catch(e){throw new FS.ErrnoError(ERRNO_CODES[e.code])}}}if(position<0){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}return position}}};var FS={root:null,mounts:[],devices:{},streams:[],nextInode:1,nameTable:null,currentPath:"/",initialized:false,ignorePermissions:true,ErrnoError:class{constructor(errno){this.name="ErrnoError";this.errno=errno}},genericErrors:{},filesystems:null,syncFSRequests:0,FSStream:class{constructor(){this.shared={}}get object(){return this.node}set object(val){this.node=val}get isRead(){return(this.flags&2097155)!==1}get isWrite(){return(this.flags&2097155)!==0}get isAppend(){return this.flags&1024}get flags(){return this.shared.flags}set flags(val){this.shared.flags=val}get position(){return this.shared.position}set position(val){this.shared.position=val}},FSNode:class{constructor(parent,name,mode,rdev){if(!parent){parent=this}this.parent=parent;this.mount=parent.mount;this.mounted=null;this.id=FS.nextInode++;this.name=name;this.mode=mode;this.node_ops={};this.stream_ops={};this.rdev=rdev;this.readMode=292|73;this.writeMode=146}get read(){return(this.mode&this.readMode)===this.readMode}set read(val){val?this.mode|=this.readMode:this.mode&=~this.readMode}get write(){return(this.mode&this.writeMode)===this.writeMode}set write(val){val?this.mode|=this.writeMode:this.mode&=~this.writeMode}get isFolder(){return FS.isDir(this.mode)}get isDevice(){return FS.isChrdev(this.mode)}},lookupPath(path,opts={}){path=PATH_FS.resolve(path);if(!path)return{path:"",node:null};var defaults={follow_mount:true,recurse_count:0};opts=Object.assign(defaults,opts);if(opts.recurse_count>8){throw new FS.ErrnoError(32)}var parts=path.split("/").filter(p=>!!p);var current=FS.root;var current_path="/";for(var i=0;i40){throw new FS.ErrnoError(32)}}}}return{path:current_path,node:current}},getPath(node){var path;while(true){if(FS.isRoot(node)){var mount=node.mount.mountpoint;if(!path)return mount;return mount[mount.length-1]!=="/"?`${mount}/${path}`:mount+path}path=path?`${node.name}/${path}`:node.name;node=node.parent}},hashName(parentid,name){var hash=0;for(var i=0;i>>0)%FS.nameTable.length},hashAddNode(node){var hash=FS.hashName(node.parent.id,node.name);node.name_next=FS.nameTable[hash];FS.nameTable[hash]=node},hashRemoveNode(node){var hash=FS.hashName(node.parent.id,node.name);if(FS.nameTable[hash]===node){FS.nameTable[hash]=node.name_next}else{var current=FS.nameTable[hash];while(current){if(current.name_next===node){current.name_next=node.name_next;break}current=current.name_next}}},lookupNode(parent,name){var errCode=FS.mayLookup(parent);if(errCode){throw new FS.ErrnoError(errCode)}var hash=FS.hashName(parent.id,name);for(var node=FS.nameTable[hash];node;node=node.name_next){var nodeName=node.name;if(node.parent.id===parent.id&&nodeName===name){return node}}return FS.lookup(parent,name)},createNode(parent,name,mode,rdev){var node=new FS.FSNode(parent,name,mode,rdev);FS.hashAddNode(node);return node},destroyNode(node){FS.hashRemoveNode(node)},isRoot(node){return node===node.parent},isMountpoint(node){return!!node.mounted},isFile(mode){return(mode&61440)===32768},isDir(mode){return(mode&61440)===16384},isLink(mode){return(mode&61440)===40960},isChrdev(mode){return(mode&61440)===8192},isBlkdev(mode){return(mode&61440)===24576},isFIFO(mode){return(mode&61440)===4096},isSocket(mode){return(mode&49152)===49152},flagsToPermissionString(flag){var perms=["r","w","rw"][flag&3];if(flag&512){perms+="w"}return perms},nodePermissions(node,perms){if(FS.ignorePermissions){return 0}if(perms.includes("r")&&!(node.mode&292)){return 2}else if(perms.includes("w")&&!(node.mode&146)){return 2}else if(perms.includes("x")&&!(node.mode&73)){return 2}return 0},mayLookup(dir){if(!FS.isDir(dir.mode))return 54;var errCode=FS.nodePermissions(dir,"x");if(errCode)return errCode;if(!dir.node_ops.lookup)return 2;return 0},mayCreate(dir,name){try{var node=FS.lookupNode(dir,name);return 20}catch(e){}return FS.nodePermissions(dir,"wx")},mayDelete(dir,name,isdir){var node;try{node=FS.lookupNode(dir,name)}catch(e){return e.errno}var errCode=FS.nodePermissions(dir,"wx");if(errCode){return errCode}if(isdir){if(!FS.isDir(node.mode)){return 54}if(FS.isRoot(node)||FS.getPath(node)===FS.cwd()){return 10}}else{if(FS.isDir(node.mode)){return 31}}return 0},mayOpen(node,flags){if(!node){return 44}if(FS.isLink(node.mode)){return 32}else if(FS.isDir(node.mode)){if(FS.flagsToPermissionString(flags)!=="r"||flags&512){return 31}}return FS.nodePermissions(node,FS.flagsToPermissionString(flags))},MAX_OPEN_FDS:4096,nextfd(){for(var fd=0;fd<=FS.MAX_OPEN_FDS;fd++){if(!FS.streams[fd]){return fd}}throw new FS.ErrnoError(33)},getStreamChecked(fd){var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}return stream},getStream:fd=>FS.streams[fd],createStream(stream,fd=-1){stream=Object.assign(new FS.FSStream,stream);if(fd==-1){fd=FS.nextfd()}stream.fd=fd;FS.streams[fd]=stream;return stream},closeStream(fd){FS.streams[fd]=null},dupStream(origStream,fd=-1){var stream=FS.createStream(origStream,fd);stream.stream_ops?.dup?.(stream);return stream},chrdev_stream_ops:{open(stream){var device=FS.getDevice(stream.node.rdev);stream.stream_ops=device.stream_ops;stream.stream_ops.open?.(stream)},llseek(){throw new FS.ErrnoError(70)}},major:dev=>dev>>8,minor:dev=>dev&255,makedev:(ma,mi)=>ma<<8|mi,registerDevice(dev,ops){FS.devices[dev]={stream_ops:ops}},getDevice:dev=>FS.devices[dev],getMounts(mount){var mounts=[];var check=[mount];while(check.length){var m=check.pop();mounts.push(m);check.push(...m.mounts)}return mounts},syncfs(populate,callback){if(typeof populate=="function"){callback=populate;populate=false}FS.syncFSRequests++;if(FS.syncFSRequests>1){err(`warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work`)}var mounts=FS.getMounts(FS.root.mount);var completed=0;function doCallback(errCode){FS.syncFSRequests--;return callback(errCode)}function done(errCode){if(errCode){if(!done.errored){done.errored=true;return doCallback(errCode)}return}if(++completed>=mounts.length){doCallback(null)}}mounts.forEach(mount=>{if(!mount.type.syncfs){return done(null)}mount.type.syncfs(mount,populate,done)})},mount(type,opts,mountpoint){var root=mountpoint==="/";var pseudo=!mountpoint;var node;if(root&&FS.root){throw new FS.ErrnoError(10)}else if(!root&&!pseudo){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});mountpoint=lookup.path;node=lookup.node;if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}if(!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}}var mount={type:type,opts:opts,mountpoint:mountpoint,mounts:[]};var mountRoot=type.mount(mount);mountRoot.mount=mount;mount.root=mountRoot;if(root){FS.root=mountRoot}else if(node){node.mounted=mount;if(node.mount){node.mount.mounts.push(mount)}}return mountRoot},unmount(mountpoint){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});if(!FS.isMountpoint(lookup.node)){throw new FS.ErrnoError(28)}var node=lookup.node;var mount=node.mounted;var mounts=FS.getMounts(mount);Object.keys(FS.nameTable).forEach(hash=>{var current=FS.nameTable[hash];while(current){var next=current.name_next;if(mounts.includes(current.mount)){FS.destroyNode(current)}current=next}});node.mounted=null;var idx=node.mount.mounts.indexOf(mount);node.mount.mounts.splice(idx,1)},lookup(parent,name){return parent.node_ops.lookup(parent,name)},mknod(path,mode,dev){var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);if(!name||name==="."||name===".."){throw new FS.ErrnoError(28)}var errCode=FS.mayCreate(parent,name);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.mknod){throw new FS.ErrnoError(63)}return parent.node_ops.mknod(parent,name,mode,dev)},create(path,mode){mode=mode!==undefined?mode:438;mode&=4095;mode|=32768;return FS.mknod(path,mode,0)},mkdir(path,mode){mode=mode!==undefined?mode:511;mode&=511|512;mode|=16384;return FS.mknod(path,mode,0)},mkdirTree(path,mode){var dirs=path.split("/");var d="";for(var i=0;iFS.currentPath,chdir(path){var lookup=FS.lookupPath(path,{follow:true});if(lookup.node===null){throw new FS.ErrnoError(44)}if(!FS.isDir(lookup.node.mode)){throw new FS.ErrnoError(54)}var errCode=FS.nodePermissions(lookup.node,"x");if(errCode){throw new FS.ErrnoError(errCode)}FS.currentPath=lookup.path},createDefaultDirectories(){FS.mkdir("/tmp");FS.mkdir("/home");FS.mkdir("/home/web_user")},createDefaultDevices(){FS.mkdir("/dev");FS.registerDevice(FS.makedev(1,3),{read:()=>0,write:(stream,buffer,offset,length,pos)=>length});FS.mkdev("/dev/null",FS.makedev(1,3));TTY.register(FS.makedev(5,0),TTY.default_tty_ops);TTY.register(FS.makedev(6,0),TTY.default_tty1_ops);FS.mkdev("/dev/tty",FS.makedev(5,0));FS.mkdev("/dev/tty1",FS.makedev(6,0));var randomBuffer=new Uint8Array(1024),randomLeft=0;var randomByte=()=>{if(randomLeft===0){randomLeft=randomFill(randomBuffer).byteLength}return randomBuffer[--randomLeft]};FS.createDevice("/dev","random",randomByte);FS.createDevice("/dev","urandom",randomByte);FS.mkdir("/dev/shm");FS.mkdir("/dev/shm/tmp")},createSpecialDirectories(){FS.mkdir("/proc");var proc_self=FS.mkdir("/proc/self");FS.mkdir("/proc/self/fd");FS.mount({mount(){var node=FS.createNode(proc_self,"fd",16384|511,73);node.node_ops={lookup(parent,name){var fd=+name;var stream=FS.getStreamChecked(fd);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}};return node}},{},"/proc/self/fd")},createStandardStreams(){if(Module["stdin"]){FS.createDevice("/dev","stdin",Module["stdin"])}else{FS.symlink("/dev/tty","/dev/stdin")}if(Module["stdout"]){FS.createDevice("/dev","stdout",null,Module["stdout"])}else{FS.symlink("/dev/tty","/dev/stdout")}if(Module["stderr"]){FS.createDevice("/dev","stderr",null,Module["stderr"])}else{FS.symlink("/dev/tty1","/dev/stderr")}var stdin=FS.open("/dev/stdin",0);var stdout=FS.open("/dev/stdout",1);var stderr=FS.open("/dev/stderr",1)},staticInit(){[44].forEach(code=>{FS.genericErrors[code]=new FS.ErrnoError(code);FS.genericErrors[code].stack=""});FS.nameTable=new Array(4096);FS.mount(MEMFS,{},"/");FS.createDefaultDirectories();FS.createDefaultDevices();FS.createSpecialDirectories();FS.filesystems={MEMFS:MEMFS,PROXYFS:PROXYFS}},init(input,output,error){FS.init.initialized=true;Module["stdin"]=input||Module["stdin"];Module["stdout"]=output||Module["stdout"];Module["stderr"]=error||Module["stderr"];FS.createStandardStreams()},quit(){FS.init.initialized=false;_fflush(0);for(var i=0;ithis.length-1||idx<0){return undefined}var chunkOffset=idx%this.chunkSize;var chunkNum=idx/this.chunkSize|0;return this.getter(chunkNum)[chunkOffset]}setDataGetter(getter){this.getter=getter}cacheLength(){var xhr=new XMLHttpRequest;xhr.open("HEAD",url,false);xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);var datalength=Number(xhr.getResponseHeader("Content-length"));var header;var hasByteServing=(header=xhr.getResponseHeader("Accept-Ranges"))&&header==="bytes";var usesGzip=(header=xhr.getResponseHeader("Content-Encoding"))&&header==="gzip";var chunkSize=1024*1024;if(!hasByteServing)chunkSize=datalength;var doXHR=(from,to)=>{if(from>to)throw new Error("invalid range ("+from+", "+to+") or no bytes requested!");if(to>datalength-1)throw new Error("only "+datalength+" bytes available! programmer error!");var xhr=new XMLHttpRequest;xhr.open("GET",url,false);if(datalength!==chunkSize)xhr.setRequestHeader("Range","bytes="+from+"-"+to);xhr.responseType="arraybuffer";if(xhr.overrideMimeType){xhr.overrideMimeType("text/plain; charset=x-user-defined")}xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);if(xhr.response!==undefined){return new Uint8Array(xhr.response||[])}return intArrayFromString(xhr.responseText||"",true)};var lazyArray=this;lazyArray.setDataGetter(chunkNum=>{var start=chunkNum*chunkSize;var end=(chunkNum+1)*chunkSize-1;end=Math.min(end,datalength-1);if(typeof lazyArray.chunks[chunkNum]=="undefined"){lazyArray.chunks[chunkNum]=doXHR(start,end)}if(typeof lazyArray.chunks[chunkNum]=="undefined")throw new Error("doXHR failed!");return lazyArray.chunks[chunkNum]});if(usesGzip||!datalength){chunkSize=datalength=1;datalength=this.getter(0).length;chunkSize=datalength;out("LazyFiles on gzip forces download of the whole file when length is accessed")}this._length=datalength;this._chunkSize=chunkSize;this.lengthKnown=true}get length(){if(!this.lengthKnown){this.cacheLength()}return this._length}get chunkSize(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}}if(typeof XMLHttpRequest!="undefined"){if(!ENVIRONMENT_IS_WORKER)throw"Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc";var lazyArray=new LazyUint8Array;var properties={isDevice:false,contents:lazyArray}}else{var properties={isDevice:false,url:url}}var node=FS.createFile(parent,name,properties,canRead,canWrite);if(properties.contents){node.contents=properties.contents}else if(properties.url){node.contents=null;node.url=properties.url}Object.defineProperties(node,{usedBytes:{get:function(){return this.contents.length}}});var stream_ops={};var keys=Object.keys(node.stream_ops);keys.forEach(key=>{var fn=node.stream_ops[key];stream_ops[key]=(...args)=>{FS.forceLoadFile(node);return fn(...args)}});function writeChunks(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=contents.length)return 0;var size=Math.min(contents.length-position,length);if(contents.slice){for(var i=0;i{FS.forceLoadFile(node);return writeChunks(stream,buffer,offset,length,position)};stream_ops.mmap=(stream,length,position,prot,flags)=>{FS.forceLoadFile(node);var ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}writeChunks(stream,HEAP8,ptr,length,position);return{ptr:ptr,allocated:true}};node.stream_ops=stream_ops;return node}};Module["FS"]=FS;var SOCKFS={mount(mount){Module["websocket"]=Module["websocket"]&&"object"===typeof Module["websocket"]?Module["websocket"]:{};Module["websocket"]._callbacks={};Module["websocket"]["on"]=function(event,callback){if("function"===typeof callback){this._callbacks[event]=callback}return this};Module["websocket"].emit=function(event,param){if("function"===typeof this._callbacks[event]){this._callbacks[event].call(this,param)}};return FS.createNode(null,"/",16384|511,0)},createSocket(family,type,protocol){type&=~526336;var streaming=type==1;if(streaming&&protocol&&protocol!=6){throw new FS.ErrnoError(66)}var sock={family:family,type:type,protocol:protocol,server:null,error:null,peers:{},pending:[],recv_queue:[],sock_ops:SOCKFS.websocket_sock_ops};var name=SOCKFS.nextname();var node=FS.createNode(SOCKFS.root,name,49152,0);node.sock=sock;var stream=FS.createStream({path:name,node:node,flags:2,seekable:false,stream_ops:SOCKFS.stream_ops});sock.stream=stream;return sock},getSocket(fd){var stream=FS.getStream(fd);if(!stream||!FS.isSocket(stream.node.mode)){return null}return stream.node.sock},stream_ops:{poll(stream){var sock=stream.node.sock;return sock.sock_ops.poll(sock)},ioctl(stream,request,varargs){var sock=stream.node.sock;return sock.sock_ops.ioctl(sock,request,varargs)},read(stream,buffer,offset,length,position){var sock=stream.node.sock;var msg=sock.sock_ops.recvmsg(sock,length);if(!msg){return 0}buffer.set(msg.buffer,offset);return msg.buffer.length},write(stream,buffer,offset,length,position){var sock=stream.node.sock;return sock.sock_ops.sendmsg(sock,buffer,offset,length)},close(stream){var sock=stream.node.sock;sock.sock_ops.close(sock)}},nextname(){if(!SOCKFS.nextname.current){SOCKFS.nextname.current=0}return"socket["+SOCKFS.nextname.current+++"]"},websocket_sock_ops:{createPeer(sock,addr,port){var ws;if(typeof addr=="object"){ws=addr;addr=null;port=null}if(ws){if(ws._socket){addr=ws._socket.remoteAddress;port=ws._socket.remotePort}else{var result=/ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url);if(!result){throw new Error("WebSocket URL must be in the format ws(s)://address:port")}addr=result[1];port=parseInt(result[2],10)}}else{try{var runtimeConfig=Module["websocket"]&&"object"===typeof Module["websocket"];var url="ws:#".replace("#","//");if(runtimeConfig){if("function"===typeof Module["websocket"]["url"]) { -url = Module["websocket"]["url"](...arguments); -}else if ("string" === typeof Module["websocket"]["url"]){url=Module["websocket"]["url"]}}if(url==="ws://"||url==="wss://"){var parts=addr.split("/");url=url+parts[0]+":"+port+"/"+parts.slice(1).join("/")}var subProtocols="binary";if(runtimeConfig){if("string"===typeof Module["websocket"]["subprotocol"]){subProtocols=Module["websocket"]["subprotocol"]}}var opts=undefined;if(subProtocols!=="null"){subProtocols=subProtocols.replace(/^ +| +$/g,"").split(/ *, */);opts=subProtocols}if(runtimeConfig&&null===Module["websocket"]["subprotocol"]){subProtocols="null";opts=undefined}var WebSocketConstructor;{WebSocketConstructor=WebSocket}if (Module['websocket']['decorator']) {WebSocketConstructor = Module['websocket']['decorator'](WebSocketConstructor);}ws = new WebSocketConstructor(url,opts);ws.binaryType="arraybuffer"}catch(e){throw new FS.ErrnoError(23)}}var peer={addr:addr,port:port,socket:ws,dgram_send_queue:[]};SOCKFS.websocket_sock_ops.addPeer(sock,peer);SOCKFS.websocket_sock_ops.handlePeerEvents(sock,peer);if(sock.type===2&&typeof sock.sport!="undefined"){peer.dgram_send_queue.push(new Uint8Array([255,255,255,255,"p".charCodeAt(0),"o".charCodeAt(0),"r".charCodeAt(0),"t".charCodeAt(0),(sock.sport&65280)>>8,sock.sport&255]))}return peer},getPeer(sock,addr,port){return sock.peers[addr+":"+port]},addPeer(sock,peer){sock.peers[peer.addr+":"+peer.port]=peer},removePeer(sock,peer){delete sock.peers[peer.addr+":"+peer.port]},handlePeerEvents(sock,peer){var first=true;var handleOpen=function(){Module["websocket"].emit("open",sock.stream.fd);try{var queued=peer.dgram_send_queue.shift();while(queued){peer.socket.send(queued);queued=peer.dgram_send_queue.shift()}}catch(e){peer.socket.close()}};function handleMessage(data){if(typeof data=="string"){var encoder=new TextEncoder;data=encoder.encode(data)}else{assert(data.byteLength!==undefined);if(data.byteLength==0){return}data=new Uint8Array(data)}var wasfirst=first;first=false;if(wasfirst&&data.length===10&&data[0]===255&&data[1]===255&&data[2]===255&&data[3]===255&&data[4]==="p".charCodeAt(0)&&data[5]==="o".charCodeAt(0)&&data[6]==="r".charCodeAt(0)&&data[7]==="t".charCodeAt(0)){var newport=data[8]<<8|data[9];SOCKFS.websocket_sock_ops.removePeer(sock,peer);peer.port=newport;SOCKFS.websocket_sock_ops.addPeer(sock,peer);return}sock.recv_queue.push({addr:peer.addr,port:peer.port,data:data});Module["websocket"].emit("message",sock.stream.fd)}if(ENVIRONMENT_IS_NODE){peer.socket.on("open",handleOpen);peer.socket.on("message",function(data,isBinary){if(!isBinary){return}handleMessage(new Uint8Array(data).buffer)});peer.socket.on("close",function(){Module["websocket"].emit("close",sock.stream.fd)});peer.socket.on("error",function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])})}else{peer.socket.onopen=handleOpen;peer.socket.onclose=function(){Module["websocket"].emit("close",sock.stream.fd)};peer.socket.onmessage=function peer_socket_onmessage(event){handleMessage(event.data)};peer.socket.onerror=function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])}}},poll(sock){if(sock.type===1&&sock.server){return sock.pending.length?64|1:0}var mask=0;var dest=sock.type===1?SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport):null;if(sock.recv_queue.length||!dest||dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=64|1}if(!dest||dest&&dest.socket.readyState===dest.socket.OPEN){mask|=4}if(dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=16}return mask},ioctl(sock,request,arg){switch(request){case 21531:var bytes=0;if(sock.recv_queue.length){bytes=sock.recv_queue[0].data.length}HEAP32[arg>>2]=bytes;return 0;default:return 28}},close(sock){if(sock.server){try{sock.server.close()}catch(e){}sock.server=null}var peers=Object.keys(sock.peers);for(var i=0;i{var socket=SOCKFS.getSocket(fd);if(!socket)throw new FS.ErrnoError(8);return socket};var inetPton4=str=>{var b=str.split(".");for(var i=0;i<4;i++){var tmp=Number(b[i]);if(isNaN(tmp))return null;b[i]=tmp}return(b[0]|b[1]<<8|b[2]<<16|b[3]<<24)>>>0};var jstoi_q=str=>parseInt(str);var inetPton6=str=>{var words;var w,offset,z;var valid6regx=/^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i;var parts=[];if(!valid6regx.test(str)){return null}if(str==="::"){return[0,0,0,0,0,0,0,0]}if(str.startsWith("::")){str=str.replace("::","Z:")}else{str=str.replace("::",":Z:")}if(str.indexOf(".")>0){str=str.replace(new RegExp("[.]","g"),":");words=str.split(":");words[words.length-4]=jstoi_q(words[words.length-4])+jstoi_q(words[words.length-3])*256;words[words.length-3]=jstoi_q(words[words.length-2])+jstoi_q(words[words.length-1])*256;words=words.slice(0,words.length-2)}else{words=str.split(":")}offset=0;z=0;for(w=0;w{switch(family){case 2:addr=inetPton4(addr);zeroMemory(sa,16);if(addrlen){HEAP32[addrlen>>2]=16}HEAP16[sa>>1]=family;HEAP32[sa+4>>2]=addr;HEAP16[sa+2>>1]=_htons(port);break;case 10:addr=inetPton6(addr);zeroMemory(sa,28);if(addrlen){HEAP32[addrlen>>2]=28}HEAP32[sa>>2]=family;HEAP32[sa+8>>2]=addr[0];HEAP32[sa+12>>2]=addr[1];HEAP32[sa+16>>2]=addr[2];HEAP32[sa+20>>2]=addr[3];HEAP16[sa+2>>1]=_htons(port);break;default:return 5}return 0};var DNS={address_map:{id:1,addrs:{},names:{}},lookup_name(name){var res=inetPton4(name);if(res!==null){return name}res=inetPton6(name);if(res!==null){return name}var addr;if(DNS.address_map.addrs[name]){addr=DNS.address_map.addrs[name]}else{var id=DNS.address_map.id++;assert(id<65535,"exceeded max address mappings of 65535");addr="172.29."+(id&255)+"."+(id&65280);DNS.address_map.names[addr]=name;DNS.address_map.addrs[name]=addr}return addr},lookup_addr(addr){if(DNS.address_map.names[addr]){return DNS.address_map.names[addr]}return null}};function ___syscall_accept4(fd,addr,addrlen,flags,d1,d2){try{var sock=getSocketFromFD(fd);var newsock=sock.sock_ops.accept(sock);if(addr){var errno=writeSockaddr(addr,newsock.family,DNS.lookup_name(newsock.daddr),newsock.dport,addrlen)}return newsock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var inetNtop4=addr=>(addr&255)+"."+(addr>>8&255)+"."+(addr>>16&255)+"."+(addr>>24&255);var inetNtop6=ints=>{var str="";var word=0;var longest=0;var lastzero=0;var zstart=0;var len=0;var i=0;var parts=[ints[0]&65535,ints[0]>>16,ints[1]&65535,ints[1]>>16,ints[2]&65535,ints[2]>>16,ints[3]&65535,ints[3]>>16];var hasipv4=true;var v4part="";for(i=0;i<5;i++){if(parts[i]!==0){hasipv4=false;break}}if(hasipv4){v4part=inetNtop4(parts[6]|parts[7]<<16);if(parts[5]===-1){str="::ffff:";str+=v4part;return str}if(parts[5]===0){str="::";if(v4part==="0.0.0.0")v4part="";if(v4part==="0.0.0.1")v4part="1";str+=v4part;return str}}for(word=0;word<8;word++){if(parts[word]===0){if(word-lastzero>1){len=0}lastzero=word;len++}if(len>longest){longest=len;zstart=word-longest+1}}for(word=0;word<8;word++){if(longest>1){if(parts[word]===0&&word>=zstart&&word{var family=HEAP16[sa>>1];var port=_ntohs(HEAPU16[sa+2>>1]);var addr;switch(family){case 2:if(salen!==16){return{errno:28}}addr=HEAP32[sa+4>>2];addr=inetNtop4(addr);break;case 10:if(salen!==28){return{errno:28}}addr=[HEAP32[sa+8>>2],HEAP32[sa+12>>2],HEAP32[sa+16>>2],HEAP32[sa+20>>2]];addr=inetNtop6(addr);break;default:return{errno:5}}return{family:family,addr:addr,port:port}};var getSocketAddress=(addrp,addrlen,allowNull)=>{if(allowNull&&addrp===0)return null;var info=readSockaddr(addrp,addrlen);if(info.errno)throw new FS.ErrnoError(info.errno);info.addr=DNS.lookup_addr(info.addr)||info.addr;return info};function ___syscall_bind(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.bind(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var SYSCALLS={DEFAULT_POLLMASK:5,calculateAt(dirfd,path,allowEmpty){if(PATH.isAbs(path)){return path}var dir;if(dirfd===-100){dir=FS.cwd()}else{var dirstream=SYSCALLS.getStreamFromFD(dirfd);dir=dirstream.path}if(path.length==0){if(!allowEmpty){throw new FS.ErrnoError(44)}return dir}return PATH.join2(dir,path)},doStat(func,path,buf){var stat=func(path);HEAP32[buf>>2]=stat.dev;HEAP32[buf+4>>2]=stat.mode;HEAPU32[buf+8>>2]=stat.nlink;HEAP32[buf+12>>2]=stat.uid;HEAP32[buf+16>>2]=stat.gid;HEAP32[buf+20>>2]=stat.rdev;tempI64=[stat.size>>>0,(tempDouble=stat.size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+24>>2]=tempI64[0],HEAP32[buf+28>>2]=tempI64[1];HEAP32[buf+32>>2]=4096;HEAP32[buf+36>>2]=stat.blocks;var atime=stat.atime.getTime();var mtime=stat.mtime.getTime();var ctime=stat.ctime.getTime();tempI64=[Math.floor(atime/1e3)>>>0,(tempDouble=Math.floor(atime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+40>>2]=tempI64[0],HEAP32[buf+44>>2]=tempI64[1];HEAPU32[buf+48>>2]=atime%1e3*1e3;tempI64=[Math.floor(mtime/1e3)>>>0,(tempDouble=Math.floor(mtime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+56>>2]=tempI64[0],HEAP32[buf+60>>2]=tempI64[1];HEAPU32[buf+64>>2]=mtime%1e3*1e3;tempI64=[Math.floor(ctime/1e3)>>>0,(tempDouble=Math.floor(ctime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+72>>2]=tempI64[0],HEAP32[buf+76>>2]=tempI64[1];HEAPU32[buf+80>>2]=ctime%1e3*1e3;tempI64=[stat.ino>>>0,(tempDouble=stat.ino,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+88>>2]=tempI64[0],HEAP32[buf+92>>2]=tempI64[1];return 0},doMsync(addr,stream,len,flags,offset){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}if(flags&2){return 0}var buffer=HEAPU8.slice(addr,addr+len);FS.msync(stream,buffer,offset,len,flags)},getStreamFromFD(fd){var stream=FS.getStreamChecked(fd);return stream},varargs:undefined,getStr(ptr){var ret=UTF8ToString(ptr);return ret}};function ___syscall_chdir(path){try{path=SYSCALLS.getStr(path);FS.chdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_chmod(path,mode){try{path=SYSCALLS.getStr(path);FS.chmod(path,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_connect(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.connect(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup(fd){try{var old=SYSCALLS.getStreamFromFD(fd);return FS.dupStream(old).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup3(fd,newfd,flags){try{var old=SYSCALLS.getStreamFromFD(fd);if(old.fd===newfd)return-28;var existing=FS.getStream(newfd);if(existing)FS.close(existing);return FS.dupStream(old,newfd).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_faccessat(dirfd,path,amode,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(amode&~7){return-28}var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;if(!node){return-44}var perms="";if(amode&4)perms+="r";if(amode&2)perms+="w";if(amode&1)perms+="x";if(perms&&FS.nodePermissions(node,perms)){return-2}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var convertI32PairToI53Checked=(lo,hi)=>hi+2097152>>>0<4194305-!!lo?(lo>>>0)+hi*4294967296:NaN;function ___syscall_fallocate(fd,mode,offset_low,offset_high,len_low,len_high){var offset=convertI32PairToI53Checked(offset_low,offset_high);var len=convertI32PairToI53Checked(len_low,len_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);FS.allocate(stream,offset,len);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchmod(fd,mode){try{FS.fchmod(fd,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchown32(fd,owner,group){try{FS.fchown(fd,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchownat(dirfd,path,owner,group,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;flags=flags&~256;path=SYSCALLS.calculateAt(dirfd,path);(nofollow?FS.lchown:FS.chown)(path,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function syscallGetVarargI(){var ret=HEAP32[+SYSCALLS.varargs>>2];SYSCALLS.varargs+=4;return ret}var syscallGetVarargP=syscallGetVarargI;function ___syscall_fcntl64(fd,cmd,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(cmd){case 0:{var arg=syscallGetVarargI();if(arg<0){return-28}while(FS.streams[arg]){arg++}var newStream;newStream=FS.dupStream(stream,arg);return newStream.fd}case 1:case 2:return 0;case 3:return stream.flags;case 4:{var arg=syscallGetVarargI();stream.flags|=arg;return 0}case 12:{var arg=syscallGetVarargP();var offset=0;HEAP16[arg+offset>>1]=2;return 0}case 13:case 14:return 0}return-28}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fdatasync(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fstat64(fd,buf){try{var stream=SYSCALLS.getStreamFromFD(fd);return SYSCALLS.doStat(FS.stat,stream.path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_ftruncate64(fd,length_low,length_high){var length=convertI32PairToI53Checked(length_low,length_high);try{if(isNaN(length))return 61;FS.ftruncate(fd,length);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var stringToUTF8=(str,outPtr,maxBytesToWrite)=>stringToUTF8Array(str,HEAPU8,outPtr,maxBytesToWrite);Module["stringToUTF8"]=stringToUTF8;function ___syscall_getcwd(buf,size){try{if(size===0)return-28;var cwd=FS.cwd();var cwdLengthInBytes=lengthBytesUTF8(cwd)+1;if(size>>0,(tempDouble=id,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos>>2]=tempI64[0],HEAP32[dirp+pos+4>>2]=tempI64[1];tempI64=[(idx+1)*struct_size>>>0,(tempDouble=(idx+1)*struct_size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos+8>>2]=tempI64[0],HEAP32[dirp+pos+12>>2]=tempI64[1];HEAP16[dirp+pos+16>>1]=280;HEAP8[dirp+pos+18]=type;stringToUTF8(name,dirp+pos+19,256);pos+=struct_size;idx+=1}FS.llseek(stream,idx*struct_size,0);return pos}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getpeername(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);if(!sock.daddr){return-53}var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.daddr),sock.dport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockname(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.saddr||"0.0.0.0"),sock.sport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockopt(fd,level,optname,optval,optlen,d1){try{var sock=getSocketFromFD(fd);if(level===1){if(optname===4){HEAP32[optval>>2]=sock.error;HEAP32[optlen>>2]=4;sock.error=null;return 0}}return-50}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_ioctl(fd,op,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(op){case 21509:{if(!stream.tty)return-59;return 0}case 21505:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcgets){var termios=stream.tty.ops.ioctl_tcgets(stream);var argp=syscallGetVarargP();HEAP32[argp>>2]=termios.c_iflag||0;HEAP32[argp+4>>2]=termios.c_oflag||0;HEAP32[argp+8>>2]=termios.c_cflag||0;HEAP32[argp+12>>2]=termios.c_lflag||0;for(var i=0;i<32;i++){HEAP8[argp+i+17]=termios.c_cc[i]||0}return 0}return 0}case 21510:case 21511:case 21512:{if(!stream.tty)return-59;return 0}case 21506:case 21507:case 21508:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcsets){var argp=syscallGetVarargP();var c_iflag=HEAP32[argp>>2];var c_oflag=HEAP32[argp+4>>2];var c_cflag=HEAP32[argp+8>>2];var c_lflag=HEAP32[argp+12>>2];var c_cc=[];for(var i=0;i<32;i++){c_cc.push(HEAP8[argp+i+17])}return stream.tty.ops.ioctl_tcsets(stream.tty,op,{c_iflag:c_iflag,c_oflag:c_oflag,c_cflag:c_cflag,c_lflag:c_lflag,c_cc:c_cc})}return 0}case 21519:{if(!stream.tty)return-59;var argp=syscallGetVarargP();HEAP32[argp>>2]=0;return 0}case 21520:{if(!stream.tty)return-59;return-28}case 21531:{var argp=syscallGetVarargP();return FS.ioctl(stream,op,argp)}case 21523:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tiocgwinsz){var winsize=stream.tty.ops.ioctl_tiocgwinsz(stream.tty);var argp=syscallGetVarargP();HEAP16[argp>>1]=winsize[0];HEAP16[argp+2>>1]=winsize[1]}return 0}case 21524:{if(!stream.tty)return-59;return 0}case 21515:{if(!stream.tty)return-59;return 0}default:return-28}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_listen(fd,backlog){try{var sock=getSocketFromFD(fd);sock.sock_ops.listen(sock,backlog);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_lstat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.lstat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_mkdirat(dirfd,path,mode){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);path=PATH.normalize(path);if(path[path.length-1]==="/")path=path.substr(0,path.length-1);FS.mkdir(path,mode,0);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_newfstatat(dirfd,path,buf,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;var allowEmpty=flags&4096;flags=flags&~6400;path=SYSCALLS.calculateAt(dirfd,path,allowEmpty);return SYSCALLS.doStat(nofollow?FS.lstat:FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_openat(dirfd,path,flags,varargs){SYSCALLS.varargs=varargs;try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);var mode=varargs?syscallGetVarargI():0;return FS.open(path,flags,mode).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var PIPEFS={BUCKET_BUFFER_SIZE:8192,mount(mount){return FS.createNode(null,"/",16384|511,0)},createPipe(){var pipe={buckets:[],refcnt:2};pipe.buckets.push({buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:0,roffset:0});var rName=PIPEFS.nextname();var wName=PIPEFS.nextname();var rNode=FS.createNode(PIPEFS.root,rName,4096,0);var wNode=FS.createNode(PIPEFS.root,wName,4096,0);rNode.pipe=pipe;wNode.pipe=pipe;var readableStream=FS.createStream({path:rName,node:rNode,flags:0,seekable:false,stream_ops:PIPEFS.stream_ops});rNode.stream=readableStream;var writableStream=FS.createStream({path:wName,node:wNode,flags:1,seekable:false,stream_ops:PIPEFS.stream_ops});wNode.stream=writableStream;return{readable_fd:readableStream.fd,writable_fd:writableStream.fd}},stream_ops:{poll(stream){var pipe=stream.node.pipe;if((stream.flags&2097155)===1){return 256|4}if(pipe.buckets.length>0){for(var i=0;i0){return 64|1}}}return 0},ioctl(stream,request,varargs){return 28},fsync(stream){return 28},read(stream,buffer,offset,length,position){var pipe=stream.node.pipe;var currentLength=0;for(var i=0;i=dataLen){currBucket.buffer.set(data,currBucket.offset);currBucket.offset+=dataLen;return dataLen}else if(freeBytesInCurrBuffer>0){currBucket.buffer.set(data.subarray(0,freeBytesInCurrBuffer),currBucket.offset);currBucket.offset+=freeBytesInCurrBuffer;data=data.subarray(freeBytesInCurrBuffer,data.byteLength)}var numBuckets=data.byteLength/PIPEFS.BUCKET_BUFFER_SIZE|0;var remElements=data.byteLength%PIPEFS.BUCKET_BUFFER_SIZE;for(var i=0;i0){var newBucket={buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:data.byteLength,roffset:0};pipe.buckets.push(newBucket);newBucket.buffer.set(data)}return dataLen},close(stream){var pipe=stream.node.pipe;pipe.refcnt--;if(pipe.refcnt===0){pipe.buckets=null}}},nextname(){if(!PIPEFS.nextname.current){PIPEFS.nextname.current=0}return"pipe["+PIPEFS.nextname.current+++"]"}};function ___syscall_pipe(fdPtr){try{if(fdPtr==0){throw new FS.ErrnoError(21)}var res=PIPEFS.createPipe();HEAP32[fdPtr>>2]=res.readable_fd;HEAP32[fdPtr+4>>2]=res.writable_fd;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_poll(fds,nfds,timeout){try{var nonzero=0;for(var i=0;i>2];var events=HEAP16[pollfd+4>>1];var mask=32;var stream=FS.getStream(fd);if(stream){mask=SYSCALLS.DEFAULT_POLLMASK;if (stream.stream_ops?.poll){mask=stream.stream_ops.poll(stream,-1)}}mask&=events|8|16;if(mask)nonzero++;HEAP16[pollfd+6>>1]=mask}return nonzero}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_readlinkat(dirfd,path,buf,bufsize){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(bufsize<=0)return-28;var ret=FS.readlink(path);var len=Math.min(bufsize,lengthBytesUTF8(ret));var endChar=HEAP8[buf+len];stringToUTF8(ret,buf,bufsize+1);HEAP8[buf+len]=endChar;return len}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_recvfrom(fd,buf,len,flags,addr,addrlen){try{var sock=getSocketFromFD(fd);var msg=sock.sock_ops.recvmsg(sock, len, typeof flags !== "undefined" ? flags : 0);if(!msg)return 0;if(addr){var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(msg.addr),msg.port,addrlen)}HEAPU8.set(msg.buffer,buf);return msg.buffer.byteLength}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_renameat(olddirfd,oldpath,newdirfd,newpath){try{oldpath=SYSCALLS.getStr(oldpath);newpath=SYSCALLS.getStr(newpath);oldpath=SYSCALLS.calculateAt(olddirfd,oldpath);newpath=SYSCALLS.calculateAt(newdirfd,newpath);FS.rename(oldpath,newpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_rmdir(path){try{path=SYSCALLS.getStr(path);FS.rmdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_sendto(fd,message,length,flags,addr,addr_len){try{var sock=getSocketFromFD(fd);var dest=getSocketAddress(addr,addr_len,true);if(!dest){return FS.write(sock.stream,HEAP8,message,length)}return sock.sock_ops.sendmsg(sock,HEAP8,message,length,dest.addr,dest.port)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_socket(domain,type,protocol){try{var sock=SOCKFS.createSocket(domain,type,protocol);return sock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_stat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_statfs64(path,size,buf){try{path=SYSCALLS.getStr(path);HEAP32[buf+4>>2]=4096;HEAP32[buf+40>>2]=4096;HEAP32[buf+8>>2]=1e6;HEAP32[buf+12>>2]=5e5;HEAP32[buf+16>>2]=5e5;HEAP32[buf+20>>2]=FS.nextInode;HEAP32[buf+24>>2]=1e6;HEAP32[buf+28>>2]=42;HEAP32[buf+44>>2]=2;HEAP32[buf+36>>2]=255;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_symlink(target,linkpath){try{target=SYSCALLS.getStr(target);linkpath=SYSCALLS.getStr(linkpath);FS.symlink(target,linkpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_unlinkat(dirfd,path,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(flags===0){FS.unlink(path)}else if(flags===512){FS.rmdir(path)}else{abort("Invalid flags passed to unlinkat")}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var readI53FromI64=ptr=>HEAPU32[ptr>>2]+HEAP32[ptr+4>>2]*4294967296;function ___syscall_utimensat(dirfd,path,times,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path,true);if(!times){var atime=Date.now();var mtime=atime}else{var seconds=readI53FromI64(times);var nanoseconds=HEAP32[times+8>>2];atime=seconds*1e3+nanoseconds/(1e3*1e3);times+=16;seconds=readI53FromI64(times);nanoseconds=HEAP32[times+8>>2];mtime=seconds*1e3+nanoseconds/(1e3*1e3)}FS.utime(path,atime,mtime);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var __abort_js=()=>{abort("")};var nowIsMonotonic=1;var __emscripten_get_now_is_monotonic=()=>nowIsMonotonic;var __emscripten_lookup_name=name=>{var nameString=UTF8ToString(name);return inetPton4(DNS.lookup_name(nameString))};var __emscripten_memcpy_js=(dest,src,num)=>HEAPU8.copyWithin(dest,src,src+num);var __emscripten_runtime_keepalive_clear=()=>{noExitRuntime=false;runtimeKeepaliveCounter=0};var __emscripten_throw_longjmp=()=>{throw Infinity};function __gmtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getUTCSeconds();HEAP32[tmPtr+4>>2]=date.getUTCMinutes();HEAP32[tmPtr+8>>2]=date.getUTCHours();HEAP32[tmPtr+12>>2]=date.getUTCDate();HEAP32[tmPtr+16>>2]=date.getUTCMonth();HEAP32[tmPtr+20>>2]=date.getUTCFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getUTCDay();var start=Date.UTC(date.getUTCFullYear(),0,1,0,0,0,0);var yday=(date.getTime()-start)/(1e3*60*60*24)|0;HEAP32[tmPtr+28>>2]=yday}var isLeapYear=year=>year%4===0&&(year%100!==0||year%400===0);var MONTH_DAYS_LEAP_CUMULATIVE=[0,31,60,91,121,152,182,213,244,274,305,335];var MONTH_DAYS_REGULAR_CUMULATIVE=[0,31,59,90,120,151,181,212,243,273,304,334];var ydayFromDate=date=>{var leap=isLeapYear(date.getFullYear());var monthDaysCumulative=leap?MONTH_DAYS_LEAP_CUMULATIVE:MONTH_DAYS_REGULAR_CUMULATIVE;var yday=monthDaysCumulative[date.getMonth()]+date.getDate()-1;return yday};function __localtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr+36>>2]=-(date.getTimezoneOffset()*60);var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dst=(summerOffset!=winterOffset&&date.getTimezoneOffset()==Math.min(winterOffset,summerOffset))|0;HEAP32[tmPtr+32>>2]=dst}var setTempRet0=val=>__emscripten_tempret_set(val);var __mktime_js=function(tmPtr){var ret=(()=>{var date=new Date(HEAP32[tmPtr+20>>2]+1900,HEAP32[tmPtr+16>>2],HEAP32[tmPtr+12>>2],HEAP32[tmPtr+8>>2],HEAP32[tmPtr+4>>2],HEAP32[tmPtr>>2],0);var dst=HEAP32[tmPtr+32>>2];var guessedOffset=date.getTimezoneOffset();var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dstOffset=Math.min(winterOffset,summerOffset);if(dst<0){HEAP32[tmPtr+32>>2]=Number(summerOffset!=winterOffset&&dstOffset==guessedOffset)}else if(dst>0!=(dstOffset==guessedOffset)){var nonDstOffset=Math.max(winterOffset,summerOffset);var trueOffset=dst>0?dstOffset:nonDstOffset;date.setTime(date.getTime()+(trueOffset-guessedOffset)*6e4)}HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getYear();var timeMs=date.getTime();if(isNaN(timeMs)){return-1}return timeMs/1e3})();return setTempRet0((tempDouble=ret,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)),ret>>>0};function __mmap_js(len,prot,flags,fd,offset_low,offset_high,allocated,addr){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);var res=FS.mmap(stream,len,offset,prot,flags);var ptr=res.ptr;HEAP32[allocated>>2]=res.allocated;HEAPU32[addr>>2]=ptr;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function __munmap_js(addr,len,prot,flags,fd,offset_low,offset_high){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{var stream=SYSCALLS.getStreamFromFD(fd);if(prot&2){SYSCALLS.doMsync(addr,stream,len,flags,offset)}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var timers={};var handleException=e=>{if(e instanceof ExitStatus||e=="unwind"){return EXITSTATUS}quit_(1,e)};var runtimeKeepaliveCounter=0;var keepRuntimeAlive=()=>noExitRuntime||runtimeKeepaliveCounter>0;var _proc_exit=code=>{EXITSTATUS=code;if(!keepRuntimeAlive()){Module["onExit"]?.(code);ABORT=true}quit_(code,new ExitStatus(code))};var exitJS=(status,implicit)=>{EXITSTATUS=status;if(!keepRuntimeAlive()){exitRuntime()}_proc_exit(status)};var _exit=exitJS;Module["_exit"]=_exit;var maybeExit=()=>{if(runtimeExited){return}if(!keepRuntimeAlive()){try{_exit(EXITSTATUS)}catch(e){handleException(e)}}};var callUserCallback=func=>{if(runtimeExited||ABORT){return}try{func();maybeExit()}catch(e){handleException(e)}};var _emscripten_get_now;_emscripten_get_now=()=>performance.now();var __setitimer_js=(which,timeout_ms)=>{if(timers[which]){clearTimeout(timers[which].id);delete timers[which]}if(!timeout_ms)return 0;var id=setTimeout(()=>{delete timers[which];callUserCallback(()=>__emscripten_timeout(which,_emscripten_get_now()))},timeout_ms);timers[which]={id:id,timeout_ms:timeout_ms};return 0};var __tzset_js=(timezone,daylight,std_name,dst_name)=>{var currentYear=(new Date).getFullYear();var winter=new Date(currentYear,0,1);var summer=new Date(currentYear,6,1);var winterOffset=winter.getTimezoneOffset();var summerOffset=summer.getTimezoneOffset();var stdTimezoneOffset=Math.max(winterOffset,summerOffset);HEAPU32[timezone>>2]=stdTimezoneOffset*60;HEAP32[daylight>>2]=Number(winterOffset!=summerOffset);var extractZone=date=>date.toLocaleTimeString(undefined,{hour12:false,timeZoneName:"short"}).split(" ")[1];var winterName=extractZone(winter);var summerName=extractZone(summer);if(summerOffsetDate.now();var getHeapMax=()=>2147483648;var _emscripten_get_heap_max=()=>getHeapMax();var growMemory=size=>{var b=wasmMemory.buffer;var pages=(size-b.byteLength+65535)/65536;try{wasmMemory.grow(pages);updateMemoryViews();return 1}catch(e){}};var _emscripten_resize_heap=requestedSize=>{var oldSize=HEAPU8.length;requestedSize>>>=0;var maxHeapSize=getHeapMax();if(requestedSize>maxHeapSize){return false}var alignUp=(x,multiple)=>x+(multiple-x%multiple)%multiple;for(var cutDown=1;cutDown<=4;cutDown*=2){var overGrownHeapSize=oldSize*(1+.2/cutDown);overGrownHeapSize=Math.min(overGrownHeapSize,requestedSize+100663296);var newSize=Math.min(maxHeapSize,alignUp(Math.max(requestedSize,overGrownHeapSize),65536));var replacement=growMemory(newSize);if(replacement){return true}}return false};var runtimeKeepalivePush=()=>{runtimeKeepaliveCounter+=1};var runtimeKeepalivePop=()=>{runtimeKeepaliveCounter-=1};var safeSetTimeout=(func,timeout)=>{runtimeKeepalivePush();return setTimeout(()=>{runtimeKeepalivePop();callUserCallback(func)},timeout)};var _emscripten_sleep=ms=>Asyncify.handleSleep(wakeUp=>safeSetTimeout(wakeUp,ms));Module["_emscripten_sleep"]=_emscripten_sleep;_emscripten_sleep.isAsync=true;var ENV = PHPLoader.ENV || {};var getExecutableName=()=>thisProgram||"./this.program";var getEnvStrings=()=>{if(!getEnvStrings.strings){var lang=(typeof navigator=="object"&&navigator.languages&&navigator.languages[0]||"C").replace("-","_")+".UTF-8";var env={USER:"web_user",LOGNAME:"web_user",PATH:"/",PWD:"/",HOME:"/home/web_user",LANG:lang,_:getExecutableName()};for(var x in ENV){if(ENV[x]===undefined)delete env[x];else env[x]=ENV[x]}var strings=[];for(var x in env){strings.push(`${x}=${env[x]}`)}getEnvStrings.strings=strings}return getEnvStrings.strings};var stringToAscii=(str,buffer)=>{for(var i=0;i{var bufSize=0;getEnvStrings().forEach((string,i)=>{var ptr=environ_buf+bufSize;HEAPU32[__environ+i*4>>2]=ptr;stringToAscii(string,ptr);bufSize+=string.length+1});return 0};var _environ_sizes_get=(penviron_count,penviron_buf_size)=>{var strings=getEnvStrings();HEAPU32[penviron_count>>2]=strings.length;var bufSize=0;strings.forEach(string=>bufSize+=string.length+1);HEAPU32[penviron_buf_size>>2]=bufSize;return 0};function _fd_close(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);FS.close(stream);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_fdstat_get(fd,pbuf){try{var rightsBase=0;var rightsInheriting=0;var flags=0;{var stream=SYSCALLS.getStreamFromFD(fd);var type=stream.tty?2:FS.isDir(stream.mode)?3:FS.isLink(stream.mode)?7:4}HEAP8[pbuf]=type;HEAP16[pbuf+2>>1]=flags;tempI64=[rightsBase>>>0,(tempDouble=rightsBase,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+8>>2]=tempI64[0],HEAP32[pbuf+12>>2]=tempI64[1];tempI64=[rightsInheriting>>>0,(tempDouble=rightsInheriting,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+16>>2]=tempI64[0],HEAP32[pbuf+20>>2]=tempI64[1];return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var doReadv=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.read(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(curr>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_seek(fd,offset_low,offset_high,whence,newOffset){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);FS.llseek(stream,offset,whence);tempI64=[stream.position>>>0,(tempDouble=stream.position,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[newOffset>>2]=tempI64[0],HEAP32[newOffset+4>>2]=tempI64[1];if(stream.getdents&&offset===0&&whence===0)stream.getdents=null;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var _fd_sync=function(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);return Asyncify.handleSleep(wakeUp=>{var mount=stream.node.mount;if(!mount.type.syncfs){wakeUp(0);return}mount.type.syncfs(mount,false,err=>{if(err){wakeUp(29);return}wakeUp(0)})})}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}};_fd_sync.isAsync=true;var doWritev=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.write(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(typeof offset!="undefined"){offset+=curr}}return ret};function _fd_write(fd,iov,iovcnt,pnum){try{var stream=SYSCALLS.getStreamFromFD(fd);var num=doWritev(stream,iov,iovcnt);HEAPU32[pnum>>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var _getaddrinfo=(node,service,hint,out)=>{var addr=0;var port=0;var flags=0;var family=0;var type=0;var proto=0;var ai;function allocaddrinfo(family,type,proto,canon,addr,port){var sa,salen,ai;var errno;salen=family===10?28:16;addr=family===10?inetNtop6(addr):inetNtop4(addr);sa=_malloc(salen);errno=writeSockaddr(sa,family,addr,port);assert(!errno);ai=_malloc(32);HEAP32[ai+4>>2]=family;HEAP32[ai+8>>2]=type;HEAP32[ai+12>>2]=proto;HEAPU32[ai+24>>2]=canon;HEAPU32[ai+20>>2]=sa;if(family===10){HEAP32[ai+16>>2]=28}else{HEAP32[ai+16>>2]=16}HEAP32[ai+28>>2]=0;return ai}if(hint){flags=HEAP32[hint>>2];family=HEAP32[hint+4>>2];type=HEAP32[hint+8>>2];proto=HEAP32[hint+12>>2]}if(type&&!proto){proto=type===2?17:6}if(!type&&proto){type=proto===17?2:1}if(proto===0){proto=6}if(type===0){type=1}if(!node&&!service){return-2}if(flags&~(1|2|4|1024|8|16|32)){return-1}if(hint!==0&&HEAP32[hint>>2]&2&&!node){return-1}if(flags&32){return-2}if(type!==0&&type!==1&&type!==2){return-7}if(family!==0&&family!==2&&family!==10){return-6}if(service){service=UTF8ToString(service);port=parseInt(service,10);if(isNaN(port)){if(flags&1024){return-2}return-8}}if(!node){if(family===0){family=2}if((flags&1)===0){if(family===2){addr=_htonl(2130706433)}else{addr=[0,0,0,1]}}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0}node=UTF8ToString(node);addr=inetPton4(node);if(addr!==null){if(family===0||family===2){family=2}else if(family===10&&flags&8){addr=[0,0,_htonl(65535),addr];family=10}else{return-2}}else{addr=inetPton6(node);if(addr!==null){if(family===0||family===10){family=10}else{return-2}}}if(addr!=null){ai=allocaddrinfo(family,type,proto,node,addr,port);HEAPU32[out>>2]=ai;return 0}if(flags&4){return-2}node=DNS.lookup_name(node);addr=inetPton4(node);if(family===0){family=2}else if(family===10){addr=[0,0,_htonl(65535),addr]}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0};function _getcontext(){abort("missing function: getcontext")}_getcontext.stub=true;function _getdtablesize(){abort("missing function: getdtablesize")}_getdtablesize.stub=true;var _getnameinfo=(sa,salen,node,nodelen,serv,servlen,flags)=>{var info=readSockaddr(sa,salen);if(info.errno){return-6}var port=info.port;var addr=info.addr;var overflowed=false;if(node&&nodelen){var lookup;if(flags&1||!(lookup=DNS.lookup_addr(addr))){if(flags&8){return-2}}else{addr=lookup}var numBytesWrittenExclNull=stringToUTF8(addr,node,nodelen);if(numBytesWrittenExclNull+1>=nodelen){overflowed=true}}if(serv&&servlen){port=""+port;var numBytesWrittenExclNull=stringToUTF8(port,serv,servlen);if(numBytesWrittenExclNull+1>=servlen){overflowed=true}}if(overflowed){return-12}return 0};var Protocols={list:[],map:{}};var _setprotoent=stayopen=>{function allocprotoent(name,proto,aliases){var nameBuf=_malloc(name.length+1);stringToAscii(name,nameBuf);var j=0;var length=aliases.length;var aliasListBuf=_malloc((length+1)*4);for(var i=0;i>2]=aliasBuf}HEAPU32[aliasListBuf+j>>2]=0;var pe=_malloc(12);HEAPU32[pe>>2]=nameBuf;HEAPU32[pe+4>>2]=aliasListBuf;HEAP32[pe+8>>2]=proto;return pe}var list=Protocols.list;var map=Protocols.map;if(list.length===0){var entry=allocprotoent("tcp",6,["TCP"]);list.push(entry);map["tcp"]=map["6"]=entry;entry=allocprotoent("udp",17,["UDP"]);list.push(entry);map["udp"]=map["17"]=entry}_setprotoent.index=0};var _getprotobyname=name=>{name=UTF8ToString(name);_setprotoent(true);var result=Protocols.map[name];return result};var _getprotobynumber=number=>{_setprotoent(true);var result=Protocols.map[number];return result};var stackAlloc=sz=>__emscripten_stack_alloc(sz);var stringToUTF8OnStack=str=>{var size=lengthBytesUTF8(str)+1;var ret=stackAlloc(size);stringToUTF8(str,ret,size);return ret};var allocateUTF8OnStack=stringToUTF8OnStack;var PHPWASM={init:function(){FS.mkdir("/internal");FS.mkdir("/internal/shared");FS.mkdir("/internal/shared/preload");PHPWASM.EventEmitter=ENVIRONMENT_IS_NODE?require("events").EventEmitter:class EventEmitter{constructor(){this.listeners={}}emit(eventName,data){if(this.listeners[eventName]){this.listeners[eventName].forEach(callback=>{callback(data)})}}once(eventName,callback){const self=this;function removedCallback(){callback(...arguments);self.removeListener(eventName,removedCallback)}this.on(eventName,removedCallback)}removeAllListeners(eventName){if(eventName){delete this.listeners[eventName]}else{this.listeners={}}}removeListener(eventName,callback){if(this.listeners[eventName]){const idx=this.listeners[eventName].indexOf(callback);if(idx!==-1){this.listeners[eventName].splice(idx,1)}}}};PHPWASM.child_proc_by_fd={};PHPWASM.child_proc_by_pid={};PHPWASM.input_devices={}},getAllWebSockets:function(sock){const webSockets=new Set;if(sock.server){sock.server.clients.forEach(ws=>{webSockets.add(ws)})}for(const peer of PHPWASM.getAllPeers(sock)){webSockets.add(peer.socket)}return Array.from(webSockets)},getAllPeers:function(sock){const peers=new Set;if(sock.server){sock.pending.filter(pending=>pending.peers).forEach(pending=>{for(const peer of Object.values(pending.peers)){peers.add(peer)}})}if(sock.peers){for(const peer of Object.values(sock.peers)){peers.add(peer)}}return Array.from(peers)},awaitData:function(ws){return PHPWASM.awaitEvent(ws,"message")},awaitConnection:function(ws){if(ws.OPEN===ws.readyState){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"open")},awaitClose:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"close")},awaitError:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"error")},awaitEvent:function(ws,event){let resolve;const listener=()=>{resolve()};const promise=new Promise(function(_resolve){resolve=_resolve;ws.once(event,listener)});const cancel=()=>{ws.removeListener(event,listener);setTimeout(resolve)};return[promise,cancel]},noop:function(){},spawnProcess:function(command,args,options){if(Module["spawnProcess"]){const spawnedPromise=Module["spawnProcess"](command,args,options);return Promise.resolve(spawnedPromise).then(function(spawned){if(!spawned||!spawned.on){throw new Error("spawnProcess() must return an EventEmitter but returned a different type.")}return spawned})}if(ENVIRONMENT_IS_NODE){return require("child_process").spawn(command,args,{...options,shell:true,stdio:["pipe","pipe","pipe"],timeout:100})}const e=new Error("popen(), proc_open() etc. are unsupported in the browser. Call php.setSpawnHandler() "+"and provide a callback to handle spawning processes, or disable a popen(), proc_open() "+"and similar functions via php.ini.");e.code="SPAWN_UNSUPPORTED";throw e},shutdownSocket:function(socketd,how){const sock=getSocketFromFD(socketd);const peer=Object.values(sock.peers)[0];if(!peer){return-1}try{peer.socket.close();SOCKFS.websocket_sock_ops.removePeer(sock,peer);return 0}catch(e){console.log("Socket shutdown error",e);return-1}}};function _js_create_input_device(deviceId){let dataBuffer=[];let dataCallback;const filename="proc_id_"+deviceId;const device=FS.createDevice("/dev",filename,function(){},function(byte){try{dataBuffer.push(byte);if(dataCallback){dataCallback(new Uint8Array(dataBuffer));dataBuffer=[]}}catch(e){console.error(e);throw e}});const devicePath="/dev/"+filename;PHPWASM.input_devices[deviceId]={devicePath:devicePath,onData:function(cb){dataCallback=cb;dataBuffer.forEach(function(data){cb(data)});dataBuffer.length=0}};return allocateUTF8OnStack(devicePath)}function _js_open_process(command,argsPtr,argsLength,descriptorsPtr,descriptorsLength,cwdPtr,cwdLength,envPtr,envLength){if(!command){return 1}const cmdstr=UTF8ToString(command);if(!cmdstr.length){return 0}let argsArray=[];if(argsLength){for(var i=0;i>2]))}}const cwdstr=cwdPtr?UTF8ToString(cwdPtr):null;let envObject=null;if(envLength){envObject={};for(var i=0;i>2]);const splitAt=envEntry.indexOf("=");if(splitAt===-1){continue}const key=envEntry.substring(0,splitAt);const value=envEntry.substring(splitAt+1);envObject[key]=value}}var std={};for(var i=0;i>2];std[HEAPU32[descriptorPtr>>2]]={child:HEAPU32[descriptorPtr+4>>2],parent:HEAPU32[descriptorPtr+8>>2]}}return Asyncify.handleSleep(async wakeUp=>{let cp;try{const options={};if(cwdstr!==null){options.cwd=cwdstr}if(envObject!==null){options.env=envObject}cp=PHPWASM.spawnProcess(cmdstr,argsArray,options);if(cp instanceof Promise){cp=await cp}}catch(e){if(e.code==="SPAWN_UNSUPPORTED"){wakeUp(1);return}console.error(e);wakeUp(1);throw e}const ProcInfo={pid:cp.pid,exited:false,stdinFd:std[0]?.child,stdinIsDevice:std[0]?.child in PHPWASM.input_devices,stdoutChildFd:std[1]?.child,stdoutParentFd:std[1]?.parent,stderrChildFd:std[2]?.child,stderrParentFd:std[2]?.parent,stdout:new PHPWASM.EventEmitter,stderr:new PHPWASM.EventEmitter};if(ProcInfo.stdoutChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutChildFd]=ProcInfo;if(ProcInfo.stderrChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrChildFd]=ProcInfo;if(ProcInfo.stdoutParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutParentFd]=ProcInfo;if(ProcInfo.stderrParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrParentFd]=ProcInfo;PHPWASM.child_proc_by_pid[ProcInfo.pid]=ProcInfo;cp.on("exit",function(code){ProcInfo.exitCode=code;ProcInfo.exited=true;ProcInfo.stdout.emit("data");ProcInfo.stderr.emit("data")});if(ProcInfo.stdoutChildFd){const stdoutStream=SYSCALLS.getStreamFromFD(ProcInfo.stdoutChildFd);let stdoutAt=0;cp.stdout.on("data",function(data){ProcInfo.stdout.emit("data",data);stdoutStream.stream_ops.write(stdoutStream,data,0,data.length,stdoutAt);stdoutAt+=data.length})}if(ProcInfo.stderrChildFd){const stderrStream=SYSCALLS.getStreamFromFD(ProcInfo.stderrChildFd);let stderrAt=0;cp.stderr.on("data",function(data){ProcInfo.stderr.emit("data",data);stderrStream.stream_ops.write(stderrStream,data,0,data.length,stderrAt);stderrAt+=data.length})}try{await new Promise((resolve,reject)=>{cp.on("spawn",resolve);cp.on("error",reject)})}catch(e){console.error(e);wakeUp(1);return}if(ProcInfo.stdinIsDevice){PHPWASM.input_devices[ProcInfo.stdinFd].onData(function(data){if(!data)return;if(typeof data==="number"){data=new Uint8Array([data])}const dataStr=new TextDecoder("utf-8").decode(data);cp.stdin.write(dataStr)});wakeUp(ProcInfo.pid);return}if(ProcInfo.stdinFd){const stdinStream=SYSCALLS.getStreamFromFD(ProcInfo.stdinFd);if(stdinStream.node){const CHUNK_SIZE=1024;const buffer=new Uint8Array(CHUNK_SIZE);let offset=0;while(true){const bytesRead=stdinStream.stream_ops.read(stdinStream,buffer,0,CHUNK_SIZE,offset);if(bytesRead===null||bytesRead===0){break}try{cp.stdin.write(buffer.subarray(0,bytesRead))}catch(e){console.error(e);return 1}if(bytesRead>2]=PHPWASM.child_proc_by_pid[pid].exitCode;return 1}return 0}function _js_waitpid(pid,exitCodePtr){if(!PHPWASM.child_proc_by_pid[pid]){return-1}return Asyncify.handleSleep(wakeUp=>{const poll=function(){if(PHPWASM.child_proc_by_pid[pid]?.exited){HEAPU32[exitCodePtr>>2]=PHPWASM.child_proc_by_pid[pid].exitCode;wakeUp(pid)}else{setTimeout(poll,50)}};poll()})}function _makecontext(){abort("missing function: makecontext")}_makecontext.stub=true;var arraySum=(array,index)=>{var sum=0;for(var i=0;i<=index;sum+=array[i++]){}return sum};var MONTH_DAYS_LEAP=[31,29,31,30,31,30,31,31,30,31,30,31];var MONTH_DAYS_REGULAR=[31,28,31,30,31,30,31,31,30,31,30,31];var addDays=(date,days)=>{var newDate=new Date(date.getTime());while(days>0){var leap=isLeapYear(newDate.getFullYear());var currentMonth=newDate.getMonth();var daysInCurrentMonth=(leap?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR)[currentMonth];if(days>daysInCurrentMonth-newDate.getDate()){days-=daysInCurrentMonth-newDate.getDate()+1;newDate.setDate(1);if(currentMonth<11){newDate.setMonth(currentMonth+1)}else{newDate.setMonth(0);newDate.setFullYear(newDate.getFullYear()+1)}}else{newDate.setDate(newDate.getDate()+days);return newDate}}return newDate};var writeArrayToMemory=(array,buffer)=>{HEAP8.set(array,buffer)};var _strftime=(s,maxsize,format,tm)=>{var tm_zone=HEAPU32[tm+40>>2];var date={tm_sec:HEAP32[tm>>2],tm_min:HEAP32[tm+4>>2],tm_hour:HEAP32[tm+8>>2],tm_mday:HEAP32[tm+12>>2],tm_mon:HEAP32[tm+16>>2],tm_year:HEAP32[tm+20>>2],tm_wday:HEAP32[tm+24>>2],tm_yday:HEAP32[tm+28>>2],tm_isdst:HEAP32[tm+32>>2],tm_gmtoff:HEAP32[tm+36>>2],tm_zone:tm_zone?UTF8ToString(tm_zone):""};var pattern=UTF8ToString(format);var EXPANSION_RULES_1={"%c":"%a %b %d %H:%M:%S %Y","%D":"%m/%d/%y","%F":"%Y-%m-%d","%h":"%b","%r":"%I:%M:%S %p","%R":"%H:%M","%T":"%H:%M:%S","%x":"%m/%d/%y","%X":"%H:%M:%S","%Ec":"%c","%EC":"%C","%Ex":"%m/%d/%y","%EX":"%H:%M:%S","%Ey":"%y","%EY":"%Y","%Od":"%d","%Oe":"%e","%OH":"%H","%OI":"%I","%Om":"%m","%OM":"%M","%OS":"%S","%Ou":"%u","%OU":"%U","%OV":"%V","%Ow":"%w","%OW":"%W","%Oy":"%y"};for(var rule in EXPANSION_RULES_1){pattern=pattern.replace(new RegExp(rule,"g"),EXPANSION_RULES_1[rule])}var WEEKDAYS=["Sunday","Monday","Tuesday","Wednesday","Thursday","Friday","Saturday"];var MONTHS=["January","February","March","April","May","June","July","August","September","October","November","December"];function leadingSomething(value,digits,character){var str=typeof value=="number"?value.toString():value||"";while(str.length0?1:0}var compare;if((compare=sgn(date1.getFullYear()-date2.getFullYear()))===0){if((compare=sgn(date1.getMonth()-date2.getMonth()))===0){compare=sgn(date1.getDate()-date2.getDate())}}return compare}function getFirstWeekStartDate(janFourth){switch(janFourth.getDay()){case 0:return new Date(janFourth.getFullYear()-1,11,29);case 1:return janFourth;case 2:return new Date(janFourth.getFullYear(),0,3);case 3:return new Date(janFourth.getFullYear(),0,2);case 4:return new Date(janFourth.getFullYear(),0,1);case 5:return new Date(janFourth.getFullYear()-1,11,31);case 6:return new Date(janFourth.getFullYear()-1,11,30)}}function getWeekBasedYear(date){var thisDate=addDays(new Date(date.tm_year+1900,0,1),date.tm_yday);var janFourthThisYear=new Date(thisDate.getFullYear(),0,4);var janFourthNextYear=new Date(thisDate.getFullYear()+1,0,4);var firstWeekStartThisYear=getFirstWeekStartDate(janFourthThisYear);var firstWeekStartNextYear=getFirstWeekStartDate(janFourthNextYear);if(compareByDay(firstWeekStartThisYear,thisDate)<=0){if(compareByDay(firstWeekStartNextYear,thisDate)<=0){return thisDate.getFullYear()+1}return thisDate.getFullYear()}return thisDate.getFullYear()-1}var EXPANSION_RULES_2={"%a":date=>WEEKDAYS[date.tm_wday].substring(0,3),"%A":date=>WEEKDAYS[date.tm_wday],"%b":date=>MONTHS[date.tm_mon].substring(0,3),"%B":date=>MONTHS[date.tm_mon],"%C":date=>{var year=date.tm_year+1900;return leadingNulls(year/100|0,2)},"%d":date=>leadingNulls(date.tm_mday,2),"%e":date=>leadingSomething(date.tm_mday,2," "),"%g":date=>getWeekBasedYear(date).toString().substring(2),"%G":getWeekBasedYear,"%H":date=>leadingNulls(date.tm_hour,2),"%I":date=>{var twelveHour=date.tm_hour;if(twelveHour==0)twelveHour=12;else if(twelveHour>12)twelveHour-=12;return leadingNulls(twelveHour,2)},"%j":date=>leadingNulls(date.tm_mday+arraySum(isLeapYear(date.tm_year+1900)?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,date.tm_mon-1),3),"%m":date=>leadingNulls(date.tm_mon+1,2),"%M":date=>leadingNulls(date.tm_min,2),"%n":()=>"\n","%p":date=>{if(date.tm_hour>=0&&date.tm_hour<12){return"AM"}return"PM"},"%S":date=>leadingNulls(date.tm_sec,2),"%t":()=>"\t","%u":date=>date.tm_wday||7,"%U":date=>{var days=date.tm_yday+7-date.tm_wday;return leadingNulls(Math.floor(days/7),2)},"%V":date=>{var val=Math.floor((date.tm_yday+7-(date.tm_wday+6)%7)/7);if((date.tm_wday+371-date.tm_yday-2)%7<=2){val++}if(!val){val=52;var dec31=(date.tm_wday+7-date.tm_yday-1)%7;if(dec31==4||dec31==5&&isLeapYear(date.tm_year%400-1)){val++}}else if(val==53){var jan1=(date.tm_wday+371-date.tm_yday)%7;if(jan1!=4&&(jan1!=3||!isLeapYear(date.tm_year)))val=1}return leadingNulls(val,2)},"%w":date=>date.tm_wday,"%W":date=>{var days=date.tm_yday+7-(date.tm_wday+6)%7;return leadingNulls(Math.floor(days/7),2)},"%y":date=>(date.tm_year+1900).toString().substring(2),"%Y":date=>date.tm_year+1900,"%z":date=>{var off=date.tm_gmtoff;var ahead=off>=0;off=Math.abs(off)/60;off=off/60*100+off%60;return(ahead?"+":"-")+String("0000"+off).slice(-4)},"%Z":date=>date.tm_zone,"%%":()=>"%"};pattern=pattern.replace(/%%/g,"\0\0");for(var rule in EXPANSION_RULES_2){if(pattern.includes(rule)){pattern=pattern.replace(new RegExp(rule,"g"),EXPANSION_RULES_2[rule](date))}}pattern=pattern.replace(/\0\0/g,"%");var bytes=intArrayFromString(pattern,false);if(bytes.length>maxsize){return 0}writeArrayToMemory(bytes,s);return bytes.length-1};var _strftime_l=(s,maxsize,format,tm,loc)=>_strftime(s,maxsize,format,tm);var _strptime=(buf,format,tm)=>{var pattern=UTF8ToString(format);var SPECIAL_CHARS="\\!@#$^&*()+=-[]/{}|:<>?,.";for(var i=0,ii=SPECIAL_CHARS.length;iEQUIVALENT_MATCHERS[c]||m).replace(/%(.)/g,(_,c)=>{let 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endDate;if(janFirst.getDay()===0){endDate=addDays(janFirst,weekDayNumber+7*(weekNumber-1))}else{endDate=addDays(janFirst,7-janFirst.getDay()+weekDayNumber+7*(weekNumber-1))}date.day=endDate.getDate();date.month=endDate.getMonth()}else if(value=getMatch("W")){var weekDayNumber=DAY_NUMBERS_MON_FIRST[weekDay];var weekNumber=jstoi_q(value);var janFirst=new Date(date.year,0,1);var endDate;if(janFirst.getDay()===1){endDate=addDays(janFirst,weekDayNumber+7*(weekNumber-1))}else{endDate=addDays(janFirst,7-janFirst.getDay()+1+weekDayNumber+7*(weekNumber-1))}date.day=endDate.getDate();date.month=endDate.getMonth()}}if(value=getMatch("z")){if(value.toLowerCase()==="z"){date.gmtoff=0}else{var match=value.match(/^((?:\-|\+)\d\d):?(\d\d)?/);date.gmtoff=match[1]*3600;if(match[2]){date.gmtoff+=date.gmtoff>0?match[2]*60:-match[2]*60}}}var fullDate=new 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_wasm_free=Module["_wasm_free"]=a0=>(_wasm_free=Module["_wasm_free"]=wasmExports["Kb"])(a0);var ___funcs_on_exit=()=>(___funcs_on_exit=wasmExports["Lb"])();var _emscripten_builtin_memalign=(a0,a1)=>(_emscripten_builtin_memalign=wasmExports["Mb"])(a0,a1);var __emscripten_timeout=(a0,a1)=>(__emscripten_timeout=wasmExports["Nb"])(a0,a1);var _setThrew=(a0,a1)=>(_setThrew=wasmExports["Ob"])(a0,a1);var __emscripten_tempret_set=a0=>(__emscripten_tempret_set=wasmExports["Pb"])(a0);var __emscripten_stack_restore=a0=>(__emscripten_stack_restore=wasmExports["Qb"])(a0);var __emscripten_stack_alloc=a0=>(__emscripten_stack_alloc=wasmExports["Rb"])(a0);var _emscripten_stack_get_current=()=>(_emscripten_stack_get_current=wasmExports["Sb"])();var dynCall_iiii=Module["dynCall_iiii"]=(a0,a1,a2,a3)=>(dynCall_iiii=Module["dynCall_iiii"]=wasmExports["Tb"])(a0,a1,a2,a3);var dynCall_ii=Module["dynCall_ii"]=(a0,a1)=>(dynCall_ii=Module["dynCall_ii"]=wasmExports["Ub"])(a0,a1);var dynCall_vi=Module["dynCall_vi"]=(a0,a1)=>(dynCall_vi=Module["dynCall_vi"]=wasmExports["Vb"])(a0,a1);var dynCall_viiiii=Module["dynCall_viiiii"]=(a0,a1,a2,a3,a4,a5)=>(dynCall_viiiii=Module["dynCall_viiiii"]=wasmExports["Wb"])(a0,a1,a2,a3,a4,a5);var dynCall_iii=Module["dynCall_iii"]=(a0,a1,a2)=>(dynCall_iii=Module["dynCall_iii"]=wasmExports["Xb"])(a0,a1,a2);var dynCall_vii=Module["dynCall_vii"]=(a0,a1,a2)=>(dynCall_vii=Module["dynCall_vii"]=wasmExports["Yb"])(a0,a1,a2);var dynCall_iiiii=Module["dynCall_iiiii"]=(a0,a1,a2,a3,a4)=>(dynCall_iiiii=Module["dynCall_iiiii"]=wasmExports["Zb"])(a0,a1,a2,a3,a4);var dynCall_iiiiii=Module["dynCall_iiiiii"]=(a0,a1,a2,a3,a4,a5)=>(dynCall_iiiiii=Module["dynCall_iiiiii"]=wasmExports["_b"])(a0,a1,a2,a3,a4,a5);var dynCall_viii=Module["dynCall_viii"]=(a0,a1,a2,a3)=>(dynCall_viii=Module["dynCall_viii"]=wasmExports["$b"])(a0,a1,a2,a3);var dynCall_v=Module["dynCall_v"]=a0=>(dynCall_v=Module["dynCall_v"]=wasmExports["ac"])(a0);var dynCall_i=Module["dynCall_i"]=a0=>(dynCall_i=Module["dynCall_i"]=wasmExports["bc"])(a0);var dynCall_viiii=Module["dynCall_viiii"]=(a0,a1,a2,a3,a4)=>(dynCall_viiii=Module["dynCall_viiii"]=wasmExports["cc"])(a0,a1,a2,a3,a4);var dynCall_iiiiiii=Module["dynCall_iiiiiii"]=(a0,a1,a2,a3,a4,a5,a6)=>(dynCall_iiiiiii=Module["dynCall_iiiiiii"]=wasmExports["dc"])(a0,a1,a2,a3,a4,a5,a6);var dynCall_viiiiiiiii=Module["dynCall_viiiiiiiii"]=(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9)=>(dynCall_viiiiiiiii=Module["dynCall_viiiiiiiii"]=wasmExports["ec"])(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9);var dynCall_iiiiiiii=Module["dynCall_iiiiiiii"]=(a0,a1,a2,a3,a4,a5,a6,a7)=>(dynCall_iiiiiiii=Module["dynCall_iiiiiiii"]=wasmExports["fc"])(a0,a1,a2,a3,a4,a5,a6,a7);var dynCall_iiiiiiiiii=Module["dynCall_iiiiiiiiii"]=(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9)=>(dynCall_iiiiiiiiii=Module["dynCall_iiiiiiiiii"]=wasmExports["gc"])(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9);var dynCall_jii=Module["dynCall_jii"]=(a0,a1,a2)=>(dynCall_jii=Module["dynCall_jii"]=wasmExports["hc"])(a0,a1,a2);var dynCall_viidii=Module["dynCall_viidii"]=(a0,a1,a2,a3,a4,a5)=>(dynCall_viidii=Module["dynCall_viidii"]=wasmExports["ic"])(a0,a1,a2,a3,a4,a5);var _asyncify_start_unwind=a0=>(_asyncify_start_unwind=wasmExports["jc"])(a0);var _asyncify_stop_unwind=()=>(_asyncify_stop_unwind=wasmExports["kc"])();var _asyncify_start_rewind=a0=>(_asyncify_start_rewind=wasmExports["lc"])(a0);var _asyncify_stop_rewind=()=>(_asyncify_stop_rewind=wasmExports["mc"])();function invoke_iiiiiii(index,a1,a2,a3,a4,a5,a6){var sp=stackSave();try{return dynCall_iiiiiii(index,a1,a2,a3,a4,a5,a6)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_vi(index,a1){var sp=stackSave();try{dynCall_vi(index,a1)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiii(index,a1,a2,a3){var sp=stackSave();try{return dynCall_iiii(index,a1,a2,a3)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iii(index,a1,a2){var sp=stackSave();try{return dynCall_iii(index,a1,a2)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_vii(index,a1,a2){var sp=stackSave();try{dynCall_vii(index,a1,a2)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_ii(index,a1){var sp=stackSave();try{return dynCall_ii(index,a1)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viii(index,a1,a2,a3){var sp=stackSave();try{dynCall_viii(index,a1,a2,a3)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_v(index){var sp=stackSave();try{dynCall_v(index)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_i(index){var sp=stackSave();try{return dynCall_i(index)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiii(index,a1,a2,a3,a4){var sp=stackSave();try{dynCall_viiii(index,a1,a2,a3,a4)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiiii(index,a1,a2,a3,a4,a5){var sp=stackSave();try{dynCall_viiiii(index,a1,a2,a3,a4,a5)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiiii(index,a1,a2,a3,a4,a5){var sp=stackSave();try{return dynCall_iiiiii(index,a1,a2,a3,a4,a5)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiii(index,a1,a2,a3,a4){var sp=stackSave();try{return dynCall_iiiii(index,a1,a2,a3,a4)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9){var sp=stackSave();try{return dynCall_iiiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viidii(index,a1,a2,a3,a4,a5){var sp=stackSave();try{dynCall_viidii(index,a1,a2,a3,a4,a5)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9){var sp=stackSave();try{dynCall_viiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiiiiii(index,a1,a2,a3,a4,a5,a6,a7){var sp=stackSave();try{return dynCall_iiiiiiii(index,a1,a2,a3,a4,a5,a6,a7)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_jii(index,a1,a2){var sp=stackSave();try{return dynCall_jii(index,a1,a2)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}Module["addRunDependency"]=addRunDependency;Module["removeRunDependency"]=removeRunDependency;Module["wasmExports"]=wasmExports;Module["ccall"]=ccall;Module["FS_createPreloadedFile"]=FS_createPreloadedFile;Module["FS_unlink"]=FS_unlink;Module["FS_createPath"]=FS_createPath;Module["FS_createDevice"]=FS_createDevice;Module["FS_createDataFile"]=FS_createDataFile;Module["FS_createLazyFile"]=FS_createLazyFile;Module["PROXYFS"]=PROXYFS;var calledRun;dependenciesFulfilled=function runCaller(){if(!calledRun)run();if(!calledRun)dependenciesFulfilled=runCaller};function run(){if(runDependencies>0){return}preRun();if(runDependencies>0){return}function doRun(){if(calledRun)return;calledRun=true;Module["calledRun"]=true;if(ABORT)return;initRuntime();if(Module["onRuntimeInitialized"])Module["onRuntimeInitialized"]();postRun()}if(Module["setStatus"]){Module["setStatus"]("Running...");setTimeout(function(){setTimeout(function(){Module["setStatus"]("")},1);doRun()},1)}else{doRun()}}if(Module["preInit"]){if(typeof Module["preInit"]=="function")Module["preInit"]=[Module["preInit"]];while(Module["preInit"].length>0){Module["preInit"].pop()()}}run(); +var Module=typeof PHPLoader!="undefined"?PHPLoader:{};var ENVIRONMENT_IS_WEB=RuntimeName==="WEB";var ENVIRONMENT_IS_WORKER=RuntimeName==="WORKER";var ENVIRONMENT_IS_NODE=RuntimeName==="NODE";var moduleOverrides=Object.assign({},Module);var arguments_=[];var thisProgram="./this.program";var quit_=(status,toThrow)=>{throw toThrow};var scriptDirectory="";function locateFile(path){if(Module["locateFile"]){return Module["locateFile"](path,scriptDirectory)}return scriptDirectory+path}var readAsync,readBinary;if(ENVIRONMENT_IS_WEB||ENVIRONMENT_IS_WORKER){if(ENVIRONMENT_IS_WORKER){scriptDirectory=self.location.href}else if(typeof document!="undefined"&&document.currentScript){scriptDirectory=document.currentScript.src}if(scriptDirectory.startsWith("blob:")){scriptDirectory=""}else{scriptDirectory=scriptDirectory.substr(0,scriptDirectory.replace(/[?#].*/,"").lastIndexOf("/")+1)}{readAsync=async url=>{var response=await fetch(url,{credentials:"same-origin"});if(response.ok){return response.arrayBuffer()}throw new Error(response.status+" : "+response.url)}}}else{}var out=Module["print"]||console.log.bind(console);var err=Module["printErr"]||console.error.bind(console);Object.assign(Module,moduleOverrides);moduleOverrides=null;if(Module["arguments"])arguments_=Module["arguments"];if(Module["thisProgram"])thisProgram=Module["thisProgram"]; +if (Module["quit"]) quit_=Module["quit"];var wasmBinary=Module["wasmBinary"];var wasmMemory;var ABORT=false;var EXITSTATUS;function assert(condition,text){if(!condition){abort(text)}}var HEAP8,HEAPU8,HEAP16,HEAPU16,HEAP32,HEAPU32,HEAPF32,HEAPF64;function updateMemoryViews(){var b=wasmMemory.buffer;Module["HEAP8"]=HEAP8=new Int8Array(b);Module["HEAP16"]=HEAP16=new Int16Array(b);Module["HEAPU8"]=HEAPU8=new Uint8Array(b);Module["HEAPU16"]=HEAPU16=new Uint16Array(b);Module["HEAP32"]=HEAP32=new Int32Array(b);Module["HEAPU32"]=HEAPU32=new Uint32Array(b);Module["HEAPF32"]=HEAPF32=new Float32Array(b);Module["HEAPF64"]=HEAPF64=new Float64Array(b)}var __ATPRERUN__=[];var __ATINIT__=[];var __ATEXIT__=[];var __ATPOSTRUN__=[];var runtimeInitialized=false;var runtimeExited=false;function preRun(){if(Module["preRun"]){if(typeof Module["preRun"]=="function")Module["preRun"]=[Module["preRun"]];while(Module["preRun"].length){addOnPreRun(Module["preRun"].shift())}}callRuntimeCallbacks(__ATPRERUN__)}function initRuntime(){runtimeInitialized=true;SOCKFS.root=FS.mount(SOCKFS,{},null);if(!Module["noFSInit"]&&!FS.initialized)FS.init();FS.ignorePermissions=false;TTY.init();PIPEFS.root=FS.mount(PIPEFS,{},null);callRuntimeCallbacks(__ATINIT__)}function exitRuntime(){___funcs_on_exit();callRuntimeCallbacks(__ATEXIT__);FS.quit();TTY.shutdown();runtimeExited=true}function postRun(){if(Module["postRun"]){if(typeof Module["postRun"]=="function")Module["postRun"]=[Module["postRun"]];while(Module["postRun"].length){addOnPostRun(Module["postRun"].shift())}}callRuntimeCallbacks(__ATPOSTRUN__)}function addOnPreRun(cb){__ATPRERUN__.unshift(cb)}function addOnInit(cb){__ATINIT__.unshift(cb)}function addOnPostRun(cb){__ATPOSTRUN__.unshift(cb)}var runDependencies=0;var dependenciesFulfilled=null;function getUniqueRunDependency(id){return id}function addRunDependency(id){runDependencies++;Module["monitorRunDependencies"]?.(runDependencies)}function removeRunDependency(id){runDependencies--;Module["monitorRunDependencies"]?.(runDependencies);if(runDependencies==0){if(dependenciesFulfilled){var callback=dependenciesFulfilled;dependenciesFulfilled=null;callback()}}}function abort(what){Module["onAbort"]?.(what);what="Aborted("+what+")";err(what);ABORT=true;what+=". Build with -sASSERTIONS for more info.";var e=new WebAssembly.RuntimeError(what);throw e}var dataURIPrefix="data:application/octet-stream;base64,";var isDataURI=filename=>filename.startsWith(dataURIPrefix);function findWasmBinary(){var f=dependencyFilename;if(!isDataURI(f)){return locateFile(f)}return f}var wasmBinaryFile;function getBinarySync(file){if(file==wasmBinaryFile&&wasmBinary){return new Uint8Array(wasmBinary)}if(readBinary){return readBinary(file)}throw"both async and sync fetching of the wasm failed"}async function getWasmBinary(binaryFile){if(!wasmBinary){try{var response=await readAsync(binaryFile);return new Uint8Array(response)}catch{}}return getBinarySync(binaryFile)}async function instantiateArrayBuffer(binaryFile,imports){try{var binary=await getWasmBinary(binaryFile);var instance=await WebAssembly.instantiate(binary,imports);return instance}catch(reason){err(`failed to asynchronously prepare wasm: ${reason}`);abort(reason)}}async function instantiateAsync(binary,binaryFile,imports){if(!binary&&typeof WebAssembly.instantiateStreaming=="function"&&!isDataURI(binaryFile)&&typeof fetch=="function"){try{var response=fetch(binaryFile,{credentials:"same-origin"});var instantiationResult=await WebAssembly.instantiateStreaming(response,imports);return instantiationResult}catch(reason){err(`wasm streaming compile failed: ${reason}`);err("falling back to ArrayBuffer instantiation")}}return instantiateArrayBuffer(binaryFile,imports)}function getWasmImports(){return{a:wasmImports}}async function createWasm(){function receiveInstance(instance,module){wasmExports=instance.exports;wasmExports=Asyncify.instrumentWasmExports(wasmExports);Module["wasmExports"]=wasmExports;wasmMemory=wasmExports["bb"];updateMemoryViews();wasmTable=wasmExports["db"];addOnInit(wasmExports["cb"]);removeRunDependency("wasm-instantiate");return wasmExports}addRunDependency("wasm-instantiate");function receiveInstantiationResult(result){receiveInstance(result["instance"])}var info=getWasmImports();if(Module["instantiateWasm"]){try{return Module["instantiateWasm"](info,receiveInstance)}catch(e){err(`Module.instantiateWasm callback failed with error: ${e}`);return false}}wasmBinaryFile??=findWasmBinary();var result=await instantiateAsync(wasmBinary,wasmBinaryFile,info);receiveInstantiationResult(result);return result}var tempDouble;var tempI64;function js_popen_to_file(command,mode,exitCodePtr){const returnCallback=resolver=>Asyncify.handleSleep(resolver);if(!command)return 1;const cmdstr=UTF8ToString(command);if(!cmdstr.length)return 0;const modestr=UTF8ToString(mode);if(!modestr.length)return 0;if(modestr==="w"){console.error('popen($cmd, "w") is not implemented yet')}return returnCallback(async wakeUp=>{let cp;try{cp=PHPWASM.spawnProcess(cmdstr,[]);if(cp instanceof Promise){cp=await cp}}catch(e){console.error(e);if(e.code==="SPAWN_UNSUPPORTED"){return 1}throw e}const outByteArrays=[];cp.stdout.on("data",function(data){outByteArrays.push(data)});const outputPath="/tmp/popen_output";cp.on("exit",function(exitCode){const outBytes=new Uint8Array(outByteArrays.reduce((acc,curr)=>acc+curr.length,0));let offset=0;for(const byteArray of outByteArrays){outBytes.set(byteArray,offset);offset+=byteArray.length}FS.writeFile(outputPath,outBytes);HEAPU8[exitCodePtr]=exitCode;wakeUp(allocateUTF8OnStack(outputPath))})})}function wasm_poll_socket(socketd,events,timeout){const returnCallback=resolver=>Asyncify.handleSleep(resolver);const POLLIN=1;const POLLPRI=2;const POLLOUT=4;const POLLERR=8;const POLLHUP=16;const POLLNVAL=32;return returnCallback(wakeUp=>{const polls=[];if(socketd in PHPWASM.child_proc_by_fd){const procInfo=PHPWASM.child_proc_by_fd[socketd];if(procInfo.exited){wakeUp(0);return}polls.push(PHPWASM.awaitEvent(procInfo.stdout,"data"))}else if(FS.isSocket(FS.getStream(socketd)?.node.mode)){const sock=getSocketFromFD(socketd);if(!sock){wakeUp(0);return}const lookingFor=new Set;if(events&POLLIN||events&POLLPRI){if(sock.server){for(const client of sock.pending){if((client.recv_queue||[]).length>0){wakeUp(1);return}}}else if((sock.recv_queue||[]).length>0){wakeUp(1);return}}const webSockets=PHPWASM.getAllWebSockets(sock);if(!webSockets.length){wakeUp(0);return}for(const ws of webSockets){if(events&POLLIN||events&POLLPRI){polls.push(PHPWASM.awaitData(ws));lookingFor.add("POLLIN")}if(events&POLLOUT){polls.push(PHPWASM.awaitConnection(ws));lookingFor.add("POLLOUT")}if(events&POLLHUP){polls.push(PHPWASM.awaitClose(ws));lookingFor.add("POLLHUP")}if(events&POLLERR||events&POLLNVAL){polls.push(PHPWASM.awaitError(ws));lookingFor.add("POLLERR")}}}else{setTimeout(function(){wakeUp(1)},timeout);return}if(polls.length===0){console.warn("Unsupported poll event "+events+", defaulting to setTimeout().");setTimeout(function(){wakeUp(0)},timeout);return}const promises=polls.map(([promise])=>promise);const clearPolling=()=>polls.forEach(([,clear])=>clear());let awaken=false;let timeoutId;Promise.race(promises).then(function(results){if(!awaken){awaken=true;wakeUp(1);if(timeoutId){clearTimeout(timeoutId)}clearPolling()}});if(timeout!==-1){timeoutId=setTimeout(function(){if(!awaken){awaken=true;wakeUp(0);clearPolling()}},timeout)}})}function js_fd_read(fd,iov,iovcnt,pnum){const returnCallback=resolver=>Asyncify.handleSleep(resolver);if(Asyncify?.State?.Normal===undefined||Asyncify?.state===Asyncify?.State?.Normal){var returnCode;var stream;let num=0;try{stream=SYSCALLS.getStreamFromFD(fd);const num=doReadv(stream,iov,iovcnt);HEAPU32[pnum>>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError")){throw e}if(e.errno!==6||!(stream?.fd in PHPWASM.child_proc_by_fd)){HEAPU32[pnum>>2]=0;return returnCode}}}return returnCallback(wakeUp=>{var retries=0;var interval=50;var timeout=5e3;var maxRetries=timeout/interval;function poll(){var returnCode;var stream;let num;try{stream=SYSCALLS.getStreamFromFD(fd);num=doReadv(stream,iov,iovcnt);returnCode=0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError")){console.error(e);throw e}returnCode=e.errno}const success=returnCode===0;const failure=++retries>maxRetries||!(fd in PHPWASM.child_proc_by_fd)||PHPWASM.child_proc_by_fd[fd]?.exited||FS.isClosed(stream);if(success){HEAPU32[pnum>>2]=num;wakeUp(0)}else if(failure){HEAPU32[pnum>>2]=0;wakeUp(returnCode===6?0:returnCode)}else{setTimeout(poll,interval)}}poll()})}function __asyncjs__js_module_onMessage(data,response_buffer){return Asyncify.handleAsync(async()=>{if(Module["onMessage"]){const dataStr=UTF8ToString(data);return Module["onMessage"](dataStr).then(response=>{const responseBytes=typeof response==="string"?(new TextEncoder).encode(response):response;const responseSize=responseBytes.byteLength;const responsePtr=_malloc(responseSize+1);HEAPU8.set(responseBytes,responsePtr);HEAPU8[responsePtr+responseSize]=0;HEAPU8[response_buffer]=responsePtr;HEAPU8[response_buffer+1]=responsePtr>>8;HEAPU8[response_buffer+2]=responsePtr>>16;HEAPU8[response_buffer+3]=responsePtr>>24;return responseSize}).catch(e=>{console.error(e);return-1})}})}class ExitStatus{name="ExitStatus";constructor(status){this.message=`Program terminated with exit(${status})`;this.status=status}} +ExitStatus = class PHPExitStatus extends Error { +constructor(status) { + super(status); + this.name = "ExitStatus"; + this.message = "Program terminated with exit(" + status + ")"; + this.status = status; + } +};var callRuntimeCallbacks=callbacks=>{while(callbacks.length>0){callbacks.shift()(Module)}};var noExitRuntime=Module["noExitRuntime"]||false;var stackRestore=val=>__emscripten_stack_restore(val);var stackSave=()=>_emscripten_stack_get_current();function _SharpYuvConvert(){abort("missing function: SharpYuvConvert")}_SharpYuvConvert.stub=true;function _SharpYuvGetConversionMatrix(){abort("missing function: SharpYuvGetConversionMatrix")}_SharpYuvGetConversionMatrix.stub=true;function _SharpYuvInit(){abort("missing function: SharpYuvInit")}_SharpYuvInit.stub=true;var UTF8Decoder=typeof TextDecoder!="undefined"?new TextDecoder:undefined;var UTF8ArrayToString=(heapOrArray,idx=0,maxBytesToRead=NaN)=>{var endIdx=idx+maxBytesToRead;var endPtr=idx;while(heapOrArray[endPtr]&&!(endPtr>=endIdx))++endPtr;if(endPtr-idx>16&&heapOrArray.buffer&&UTF8Decoder){return UTF8Decoder.decode(heapOrArray.subarray(idx,endPtr))}var str="";while(idx>10,56320|ch&1023)}}return str};var UTF8ToString=(ptr,maxBytesToRead)=>ptr?UTF8ArrayToString(HEAPU8,ptr,maxBytesToRead):"";Module["UTF8ToString"]=UTF8ToString;var ___assert_fail=(condition,filename,line,func)=>abort(`Assertion failed: ${UTF8ToString(condition)}, at: `+[filename?UTF8ToString(filename):"unknown filename",line,func?UTF8ToString(func):"unknown function"]);var ___call_sighandler=(fp,sig)=>(a1=>dynCall_vi(fp,a1))(sig);var initRandomFill=()=>{if(typeof crypto=="object"&&typeof crypto["getRandomValues"]=="function"){return view=>crypto.getRandomValues(view)}else abort("initRandomDevice")};var randomFill=view=>(randomFill=initRandomFill())(view);var PATH={isAbs:path=>path.charAt(0)==="/",splitPath:filename=>{var splitPathRe=/^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/;return splitPathRe.exec(filename).slice(1)},normalizeArray:(parts,allowAboveRoot)=>{var up=0;for(var i=parts.length-1;i>=0;i--){var last=parts[i];if(last==="."){parts.splice(i,1)}else if(last===".."){parts.splice(i,1);up++}else if(up){parts.splice(i,1);up--}}if(allowAboveRoot){for(;up;up--){parts.unshift("..")}}return parts},normalize:path=>{var isAbsolute=PATH.isAbs(path),trailingSlash=path.substr(-1)==="/";path=PATH.normalizeArray(path.split("/").filter(p=>!!p),!isAbsolute).join("/");if(!path&&!isAbsolute){path="."}if(path&&trailingSlash){path+="/"}return(isAbsolute?"/":"")+path},dirname:path=>{var result=PATH.splitPath(path),root=result[0],dir=result[1];if(!root&&!dir){return"."}if(dir){dir=dir.substr(0,dir.length-1)}return root+dir},basename:path=>{if(path==="/")return"/";path=PATH.normalize(path);path=path.replace(/\/$/,"");var lastSlash=path.lastIndexOf("/");if(lastSlash===-1)return path;return path.substr(lastSlash+1)},join:(...paths)=>PATH.normalize(paths.join("/")),join2:(l,r)=>PATH.normalize(l+"/"+r)};var PATH_FS={resolve:(...args)=>{var resolvedPath="",resolvedAbsolute=false;for(var i=args.length-1;i>=-1&&!resolvedAbsolute;i--){var path=i>=0?args[i]:FS.cwd();if(typeof path!="string"){throw new TypeError("Arguments to path.resolve must be strings")}else if(!path){return""}resolvedPath=path+"/"+resolvedPath;resolvedAbsolute=PATH.isAbs(path)}resolvedPath=PATH.normalizeArray(resolvedPath.split("/").filter(p=>!!p),!resolvedAbsolute).join("/");return(resolvedAbsolute?"/":"")+resolvedPath||"."},relative:(from,to)=>{from=PATH_FS.resolve(from).substr(1);to=PATH_FS.resolve(to).substr(1);function trim(arr){var start=0;for(;start=0;end--){if(arr[end]!=="")break}if(start>end)return[];return arr.slice(start,end-start+1)}var fromParts=trim(from.split("/"));var toParts=trim(to.split("/"));var length=Math.min(fromParts.length,toParts.length);var samePartsLength=length;for(var i=0;i{var len=0;for(var i=0;i=55296&&c<=57343){len+=4;++i}else{len+=3}}return len};Module["lengthBytesUTF8"]=lengthBytesUTF8;var stringToUTF8Array=(str,heap,outIdx,maxBytesToWrite)=>{if(!(maxBytesToWrite>0))return 0;var startIdx=outIdx;var endIdx=outIdx+maxBytesToWrite-1;for(var i=0;i=55296&&u<=57343){var u1=str.charCodeAt(++i);u=65536+((u&1023)<<10)|u1&1023}if(u<=127){if(outIdx>=endIdx)break;heap[outIdx++]=u}else if(u<=2047){if(outIdx+1>=endIdx)break;heap[outIdx++]=192|u>>6;heap[outIdx++]=128|u&63}else if(u<=65535){if(outIdx+2>=endIdx)break;heap[outIdx++]=224|u>>12;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}else{if(outIdx+3>=endIdx)break;heap[outIdx++]=240|u>>18;heap[outIdx++]=128|u>>12&63;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}}heap[outIdx]=0;return outIdx-startIdx};function intArrayFromString(stringy,dontAddNull,length){var len=length>0?length:lengthBytesUTF8(stringy)+1;var u8array=new Array(len);var numBytesWritten=stringToUTF8Array(stringy,u8array,0,u8array.length);if(dontAddNull)u8array.length=numBytesWritten;return u8array}var FS_stdin_getChar=()=>{if(!FS_stdin_getChar_buffer.length){var result=null;if(typeof window!="undefined"&&typeof window.prompt=="function"){result=window.prompt("Input: ");if(result!==null){result+="\n"}}else{}if(!result){return null}FS_stdin_getChar_buffer=intArrayFromString(result,true)}return FS_stdin_getChar_buffer.shift()};var TTY={ttys:[],init(){},shutdown(){},register(dev,ops){TTY.ttys[dev]={input:[],output:[],ops};FS.registerDevice(dev,TTY.stream_ops)},stream_ops:{open(stream){var tty=TTY.ttys[stream.node.rdev];if(!tty){throw new FS.ErrnoError(43)}stream.tty=tty;stream.seekable=false},close(stream){stream.tty.ops.fsync(stream.tty)},fsync(stream){stream.tty.ops.fsync(stream.tty)},read(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.get_char){throw new FS.ErrnoError(60)}var bytesRead=0;for(var i=0;i0){out(UTF8ArrayToString(tty.output));tty.output=[]}},ioctl_tcgets(tty){return{c_iflag:25856,c_oflag:5,c_cflag:191,c_lflag:35387,c_cc:[3,28,127,21,4,0,1,0,17,19,26,0,18,15,23,22,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]}},ioctl_tcsets(tty,optional_actions,data){return 0},ioctl_tiocgwinsz(tty){return[24,80]}},default_tty1_ops:{put_char(tty,val){if(val===null||val===10){err(UTF8ArrayToString(tty.output));tty.output=[]}else{if(val!=0)tty.output.push(val)}},fsync(tty){if(tty.output&&tty.output.length>0){err(UTF8ArrayToString(tty.output));tty.output=[]}}}};var zeroMemory=(address,size)=>{HEAPU8.fill(0,address,address+size)};var alignMemory=(size,alignment)=>Math.ceil(size/alignment)*alignment;var mmapAlloc=size=>{size=alignMemory(size,65536);var ptr=_emscripten_builtin_memalign(65536,size);if(ptr)zeroMemory(ptr,size);return ptr};var MEMFS={ops_table:null,mount(mount){return MEMFS.createNode(null,"/",16895,0)},createNode(parent,name,mode,dev){if(FS.isBlkdev(mode)||FS.isFIFO(mode)){throw new FS.ErrnoError(63)}MEMFS.ops_table||={dir:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,lookup:MEMFS.node_ops.lookup,mknod:MEMFS.node_ops.mknod,rename:MEMFS.node_ops.rename,unlink:MEMFS.node_ops.unlink,rmdir:MEMFS.node_ops.rmdir,readdir:MEMFS.node_ops.readdir,symlink:MEMFS.node_ops.symlink},stream:{llseek:MEMFS.stream_ops.llseek}},file:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:{llseek:MEMFS.stream_ops.llseek,read:MEMFS.stream_ops.read,write:MEMFS.stream_ops.write,allocate:MEMFS.stream_ops.allocate,mmap:MEMFS.stream_ops.mmap,msync:MEMFS.stream_ops.msync}},link:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,readlink:MEMFS.node_ops.readlink},stream:{}},chrdev:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:FS.chrdev_stream_ops}};var node=FS.createNode(parent,name,mode,dev);if(FS.isDir(node.mode)){node.node_ops=MEMFS.ops_table.dir.node;node.stream_ops=MEMFS.ops_table.dir.stream;node.contents={}}else if(FS.isFile(node.mode)){node.node_ops=MEMFS.ops_table.file.node;node.stream_ops=MEMFS.ops_table.file.stream;node.usedBytes=0;node.contents=null}else if(FS.isLink(node.mode)){node.node_ops=MEMFS.ops_table.link.node;node.stream_ops=MEMFS.ops_table.link.stream}else if(FS.isChrdev(node.mode)){node.node_ops=MEMFS.ops_table.chrdev.node;node.stream_ops=MEMFS.ops_table.chrdev.stream}node.atime=node.mtime=node.ctime=Date.now();if(parent){parent.contents[name]=node;parent.atime=parent.mtime=parent.ctime=node.atime}return node},getFileDataAsTypedArray(node){if(!node.contents)return new Uint8Array(0);if(node.contents.subarray)return node.contents.subarray(0,node.usedBytes);return new Uint8Array(node.contents)},expandFileStorage(node,newCapacity){var prevCapacity=node.contents?node.contents.length:0;if(prevCapacity>=newCapacity)return;var CAPACITY_DOUBLING_MAX=1024*1024;newCapacity=Math.max(newCapacity,prevCapacity*(prevCapacity>>0);if(prevCapacity!=0)newCapacity=Math.max(newCapacity,256);var oldContents=node.contents;node.contents=new Uint8Array(newCapacity);if(node.usedBytes>0)node.contents.set(oldContents.subarray(0,node.usedBytes),0)},resizeFileStorage(node,newSize){if(node.usedBytes==newSize)return;if(newSize==0){node.contents=null;node.usedBytes=0}else{var oldContents=node.contents;node.contents=new Uint8Array(newSize);if(oldContents){node.contents.set(oldContents.subarray(0,Math.min(newSize,node.usedBytes)))}node.usedBytes=newSize}},node_ops:{getattr(node){var attr={};attr.dev=FS.isChrdev(node.mode)?node.id:1;attr.ino=node.id;attr.mode=node.mode;attr.nlink=1;attr.uid=0;attr.gid=0;attr.rdev=node.rdev;if(FS.isDir(node.mode)){attr.size=4096}else if(FS.isFile(node.mode)){attr.size=node.usedBytes}else if(FS.isLink(node.mode)){attr.size=node.link.length}else{attr.size=0}attr.atime=new Date(node.atime);attr.mtime=new Date(node.mtime);attr.ctime=new Date(node.ctime);attr.blksize=4096;attr.blocks=Math.ceil(attr.size/attr.blksize);return attr},setattr(node,attr){for(const key of["mode","atime","mtime","ctime"]){if(attr[key]){node[key]=attr[key]}}if(attr.size!==undefined){MEMFS.resizeFileStorage(node,attr.size)}},lookup(parent,name){throw MEMFS.doesNotExistError},mknod(parent,name,mode,dev){return MEMFS.createNode(parent,name,mode,dev)},rename(old_node,new_dir,new_name){var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(new_node){if(FS.isDir(old_node.mode)){for(var i in new_node.contents){throw new FS.ErrnoError(55)}}FS.hashRemoveNode(new_node)}delete old_node.parent.contents[old_node.name];new_dir.contents[new_name]=old_node;old_node.name=new_name;new_dir.ctime=new_dir.mtime=old_node.parent.ctime=old_node.parent.mtime=Date.now()},unlink(parent,name){delete parent.contents[name];parent.ctime=parent.mtime=Date.now()},rmdir(parent,name){var node=FS.lookupNode(parent,name);for(var i in node.contents){throw new FS.ErrnoError(55)}delete parent.contents[name];parent.ctime=parent.mtime=Date.now()},readdir(node){return[".","..",...Object.keys(node.contents)]},symlink(parent,newname,oldpath){var node=MEMFS.createNode(parent,newname,511|40960,0);node.link=oldpath;return node},readlink(node){if(!FS.isLink(node.mode)){throw new FS.ErrnoError(28)}return node.link}},stream_ops:{read(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=stream.node.usedBytes)return 0;var size=Math.min(stream.node.usedBytes-position,length);if(size>8&&contents.subarray){buffer.set(contents.subarray(position,position+size),offset)}else{for(var i=0;i0||position+length{var arrayBuffer=await readAsync(url);return new Uint8Array(arrayBuffer)};asyncLoad.isAsync=true;var FS_createDataFile=(parent,name,fileData,canRead,canWrite,canOwn)=>{FS.createDataFile(parent,name,fileData,canRead,canWrite,canOwn)};var preloadPlugins=Module["preloadPlugins"]||[];var FS_handledByPreloadPlugin=(byteArray,fullname,finish,onerror)=>{if(typeof Browser!="undefined")Browser.init();var handled=false;preloadPlugins.forEach(plugin=>{if(handled)return;if(plugin["canHandle"](fullname)){plugin["handle"](byteArray,fullname,finish,onerror);handled=true}});return handled};var FS_createPreloadedFile=(parent,name,url,canRead,canWrite,onload,onerror,dontCreateFile,canOwn,preFinish)=>{var fullname=name?PATH_FS.resolve(PATH.join2(parent,name)):parent;var dep=getUniqueRunDependency(`cp ${fullname}`);function processData(byteArray){function finish(byteArray){preFinish?.();if(!dontCreateFile){FS_createDataFile(parent,name,byteArray,canRead,canWrite,canOwn)}onload?.();removeRunDependency(dep)}if(FS_handledByPreloadPlugin(byteArray,fullname,finish,()=>{onerror?.();removeRunDependency(dep)})){return}finish(byteArray)}addRunDependency(dep);if(typeof url=="string"){asyncLoad(url).then(processData,onerror)}else{processData(url)}};var FS_modeStringToFlags=str=>{var flagModes={r:0,"r+":2,w:512|64|1,"w+":512|64|2,a:1024|64|1,"a+":1024|64|2};var flags=flagModes[str];if(typeof flags=="undefined"){throw new Error(`Unknown file open mode: ${str}`)}return flags};var FS_getMode=(canRead,canWrite)=>{var mode=0;if(canRead)mode|=292|73;if(canWrite)mode|=146;return mode};var ERRNO_CODES={EPERM:63,ENOENT:44,ESRCH:71,EINTR:27,EIO:29,ENXIO:60,E2BIG:1,ENOEXEC:45,EBADF:8,ECHILD:12,EAGAIN:6,EWOULDBLOCK:6,ENOMEM:48,EACCES:2,EFAULT:21,ENOTBLK:105,EBUSY:10,EEXIST:20,EXDEV:75,ENODEV:43,ENOTDIR:54,EISDIR:31,EINVAL:28,ENFILE:41,EMFILE:33,ENOTTY:59,ETXTBSY:74,EFBIG:22,ENOSPC:51,ESPIPE:70,EROFS:69,EMLINK:34,EPIPE:64,EDOM:18,ERANGE:68,ENOMSG:49,EIDRM:24,ECHRNG:106,EL2NSYNC:156,EL3HLT:107,EL3RST:108,ELNRNG:109,EUNATCH:110,ENOCSI:111,EL2HLT:112,EDEADLK:16,ENOLCK:46,EBADE:113,EBADR:114,EXFULL:115,ENOANO:104,EBADRQC:103,EBADSLT:102,EDEADLOCK:16,EBFONT:101,ENOSTR:100,ENODATA:116,ETIME:117,ENOSR:118,ENONET:119,ENOPKG:120,EREMOTE:121,ENOLINK:47,EADV:122,ESRMNT:123,ECOMM:124,EPROTO:65,EMULTIHOP:36,EDOTDOT:125,EBADMSG:9,ENOTUNIQ:126,EBADFD:127,EREMCHG:128,ELIBACC:129,ELIBBAD:130,ELIBSCN:131,ELIBMAX:132,ELIBEXEC:133,ENOSYS:52,ENOTEMPTY:55,ENAMETOOLONG:37,ELOOP:32,EOPNOTSUPP:138,EPFNOSUPPORT:139,ECONNRESET:15,ENOBUFS:42,EAFNOSUPPORT:5,EPROTOTYPE:67,ENOTSOCK:57,ENOPROTOOPT:50,ESHUTDOWN:140,ECONNREFUSED:14,EADDRINUSE:3,ECONNABORTED:13,ENETUNREACH:40,ENETDOWN:38,ETIMEDOUT:73,EHOSTDOWN:142,EHOSTUNREACH:23,EINPROGRESS:26,EALREADY:7,EDESTADDRREQ:17,EMSGSIZE:35,EPROTONOSUPPORT:66,ESOCKTNOSUPPORT:137,EADDRNOTAVAIL:4,ENETRESET:39,EISCONN:30,ENOTCONN:53,ETOOMANYREFS:141,EUSERS:136,EDQUOT:19,ESTALE:72,ENOTSUP:138,ENOMEDIUM:148,EILSEQ:25,EOVERFLOW:61,ECANCELED:11,ENOTRECOVERABLE:56,EOWNERDEAD:62,ESTRPIPE:135};var PROXYFS={mount(mount){return PROXYFS.createNode(null,"/",mount.opts.fs.lstat(mount.opts.root).mode,0)},createNode(parent,name,mode,dev){if(!FS.isDir(mode)&&!FS.isFile(mode)&&!FS.isLink(mode)){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}var node=FS.createNode(parent,name,mode);node.node_ops=PROXYFS.node_ops;node.stream_ops=PROXYFS.stream_ops;return node},realPath(node){var parts=[];while(node.parent!==node){parts.push(node.name);node=node.parent}parts.push(node.mount.opts.root);parts.reverse();return PATH.join(...parts)},node_ops:{getattr(node){var path=PROXYFS.realPath(node);var stat;try{stat=node.mount.opts.fs.lstat(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return{dev:stat.dev,ino:stat.ino,mode:stat.mode,nlink:stat.nlink,uid:stat.uid,gid:stat.gid,rdev:stat.rdev,size:stat.size,atime:stat.atime,mtime:stat.mtime,ctime:stat.ctime,blksize:stat.blksize,blocks:stat.blocks}},setattr(node,attr){var path=PROXYFS.realPath(node);try{if(attr.mode!==undefined){node.mount.opts.fs.chmod(path,attr.mode);node.mode=attr.mode}if(attr.atime||attr.mtime){var atime=new Date(attr.atime||attr.mtime);var mtime=new Date(attr.mtime||attr.atime);node.mount.opts.fs.utime(path,atime,mtime)}if(attr.size!==undefined){node.mount.opts.fs.truncate(path,attr.size)}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},lookup(parent,name){try{var path=PATH.join2(PROXYFS.realPath(parent),name);var mode=parent.mount.opts.fs.lstat(path).mode;var node=PROXYFS.createNode(parent,name,mode);return node}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},mknod(parent,name,mode,dev){var node=PROXYFS.createNode(parent,name,mode,dev);var path=PROXYFS.realPath(node);try{if(FS.isDir(node.mode)){node.mount.opts.fs.mkdir(path,node.mode)}else{node.mount.opts.fs.writeFile(path,"",{mode:node.mode})}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return node},rename(oldNode,newDir,newName){var oldPath=PROXYFS.realPath(oldNode);var newPath=PATH.join2(PROXYFS.realPath(newDir),newName);try{oldNode.mount.opts.fs.rename(oldPath,newPath);oldNode.name=newName}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},unlink(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.unlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},rmdir(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.rmdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readdir(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},symlink(parent,newName,oldPath){var newPath=PATH.join2(PROXYFS.realPath(parent),newName);try{parent.mount.opts.fs.symlink(oldPath,newPath)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readlink(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}}},stream_ops:{open(stream){var path=PROXYFS.realPath(stream.node);try{stream.nfd=stream.node.mount.opts.fs.open(path,stream.flags)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},close(stream){try{stream.node.mount.opts.fs.close(stream.nfd)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},read(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.read(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},write(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.write(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},llseek(stream,offset,whence){var position=offset;if(whence===1){position+=stream.position}else if(whence===2){if(FS.isFile(stream.node.mode)){try{var stat=stream.node.node_ops.getattr(stream.node);position+=stat.size}catch(e){throw new FS.ErrnoError(ERRNO_CODES[e.code])}}}if(position<0){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}return position}}};var FS={root:null,mounts:[],devices:{},streams:[],nextInode:1,nameTable:null,currentPath:"/",initialized:false,ignorePermissions:true,ErrnoError:class{name="ErrnoError";constructor(errno){this.errno=errno}},filesystems:null,syncFSRequests:0,readFiles:{},FSStream:class{shared={};get object(){return this.node}set object(val){this.node=val}get isRead(){return(this.flags&2097155)!==1}get isWrite(){return(this.flags&2097155)!==0}get isAppend(){return this.flags&1024}get flags(){return this.shared.flags}set flags(val){this.shared.flags=val}get position(){return this.shared.position}set position(val){this.shared.position=val}},FSNode:class{node_ops={};stream_ops={};readMode=292|73;writeMode=146;mounted=null;constructor(parent,name,mode,rdev){if(!parent){parent=this}this.parent=parent;this.mount=parent.mount;this.id=FS.nextInode++;this.name=name;this.mode=mode;this.rdev=rdev;this.atime=this.mtime=this.ctime=Date.now()}get read(){return(this.mode&this.readMode)===this.readMode}set read(val){val?this.mode|=this.readMode:this.mode&=~this.readMode}get write(){return(this.mode&this.writeMode)===this.writeMode}set write(val){val?this.mode|=this.writeMode:this.mode&=~this.writeMode}get isFolder(){return FS.isDir(this.mode)}get isDevice(){return FS.isChrdev(this.mode)}},lookupPath(path,opts={}){if(!path)return{path:"",node:null};opts.follow_mount??=true;if(!PATH.isAbs(path)){path=FS.cwd()+"/"+path}linkloop:for(var nlinks=0;nlinks<40;nlinks++){var parts=path.split("/").filter(p=>!!p&&p!==".");var current=FS.root;var current_path="/";for(var i=0;i>>0)%FS.nameTable.length},hashAddNode(node){var hash=FS.hashName(node.parent.id,node.name);node.name_next=FS.nameTable[hash];FS.nameTable[hash]=node},hashRemoveNode(node){var hash=FS.hashName(node.parent.id,node.name);if(FS.nameTable[hash]===node){FS.nameTable[hash]=node.name_next}else{var current=FS.nameTable[hash];while(current){if(current.name_next===node){current.name_next=node.name_next;break}current=current.name_next}}},lookupNode(parent,name){var errCode=FS.mayLookup(parent);if(errCode){throw new FS.ErrnoError(errCode)}var hash=FS.hashName(parent.id,name);for(var node=FS.nameTable[hash];node;node=node.name_next){var nodeName=node.name;if(node.parent.id===parent.id&&nodeName===name){return node}}return FS.lookup(parent,name)},createNode(parent,name,mode,rdev){var node=new FS.FSNode(parent,name,mode,rdev);FS.hashAddNode(node);return node},destroyNode(node){FS.hashRemoveNode(node)},isRoot(node){return node===node.parent},isMountpoint(node){return!!node.mounted},isFile(mode){return(mode&61440)===32768},isDir(mode){return(mode&61440)===16384},isLink(mode){return(mode&61440)===40960},isChrdev(mode){return(mode&61440)===8192},isBlkdev(mode){return(mode&61440)===24576},isFIFO(mode){return(mode&61440)===4096},isSocket(mode){return(mode&49152)===49152},flagsToPermissionString(flag){var perms=["r","w","rw"][flag&3];if(flag&512){perms+="w"}return perms},nodePermissions(node,perms){if(FS.ignorePermissions){return 0}if(perms.includes("r")&&!(node.mode&292)){return 2}else if(perms.includes("w")&&!(node.mode&146)){return 2}else if(perms.includes("x")&&!(node.mode&73)){return 2}return 0},mayLookup(dir){if(!FS.isDir(dir.mode))return 54;var errCode=FS.nodePermissions(dir,"x");if(errCode)return errCode;if(!dir.node_ops.lookup)return 2;return 0},mayCreate(dir,name){if(!FS.isDir(dir.mode)){return 54}try{var node=FS.lookupNode(dir,name);return 20}catch(e){}return FS.nodePermissions(dir,"wx")},mayDelete(dir,name,isdir){var node;try{node=FS.lookupNode(dir,name)}catch(e){return e.errno}var errCode=FS.nodePermissions(dir,"wx");if(errCode){return errCode}if(isdir){if(!FS.isDir(node.mode)){return 54}if(FS.isRoot(node)||FS.getPath(node)===FS.cwd()){return 10}}else{if(FS.isDir(node.mode)){return 31}}return 0},mayOpen(node,flags){if(!node){return 44}if(FS.isLink(node.mode)){return 32}else if(FS.isDir(node.mode)){if(FS.flagsToPermissionString(flags)!=="r"||flags&512){return 31}}return FS.nodePermissions(node,FS.flagsToPermissionString(flags))},MAX_OPEN_FDS:4096,nextfd(){for(var fd=0;fd<=FS.MAX_OPEN_FDS;fd++){if(!FS.streams[fd]){return fd}}throw new FS.ErrnoError(33)},getStreamChecked(fd){var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}return stream},getStream:fd=>FS.streams[fd],createStream(stream,fd=-1){stream=Object.assign(new FS.FSStream,stream);if(fd==-1){fd=FS.nextfd()}stream.fd=fd;FS.streams[fd]=stream;return stream},closeStream(fd){FS.streams[fd]=null},dupStream(origStream,fd=-1){var stream=FS.createStream(origStream,fd);stream.stream_ops?.dup?.(stream);return stream},chrdev_stream_ops:{open(stream){var device=FS.getDevice(stream.node.rdev);stream.stream_ops=device.stream_ops;stream.stream_ops.open?.(stream)},llseek(){throw new FS.ErrnoError(70)}},major:dev=>dev>>8,minor:dev=>dev&255,makedev:(ma,mi)=>ma<<8|mi,registerDevice(dev,ops){FS.devices[dev]={stream_ops:ops}},getDevice:dev=>FS.devices[dev],getMounts(mount){var mounts=[];var check=[mount];while(check.length){var m=check.pop();mounts.push(m);check.push(...m.mounts)}return mounts},syncfs(populate,callback){if(typeof populate=="function"){callback=populate;populate=false}FS.syncFSRequests++;if(FS.syncFSRequests>1){err(`warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work`)}var mounts=FS.getMounts(FS.root.mount);var completed=0;function doCallback(errCode){FS.syncFSRequests--;return callback(errCode)}function done(errCode){if(errCode){if(!done.errored){done.errored=true;return doCallback(errCode)}return}if(++completed>=mounts.length){doCallback(null)}}mounts.forEach(mount=>{if(!mount.type.syncfs){return done(null)}mount.type.syncfs(mount,populate,done)})},mount(type,opts,mountpoint){var root=mountpoint==="/";var pseudo=!mountpoint;var node;if(root&&FS.root){throw new FS.ErrnoError(10)}else if(!root&&!pseudo){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});mountpoint=lookup.path;node=lookup.node;if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}if(!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}}var mount={type,opts,mountpoint,mounts:[]};var mountRoot=type.mount(mount);mountRoot.mount=mount;mount.root=mountRoot;if(root){FS.root=mountRoot}else if(node){node.mounted=mount;if(node.mount){node.mount.mounts.push(mount)}}return mountRoot},unmount(mountpoint){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});if(!FS.isMountpoint(lookup.node)){throw new FS.ErrnoError(28)}var node=lookup.node;var mount=node.mounted;var mounts=FS.getMounts(mount);Object.keys(FS.nameTable).forEach(hash=>{var current=FS.nameTable[hash];while(current){var next=current.name_next;if(mounts.includes(current.mount)){FS.destroyNode(current)}current=next}});node.mounted=null;var idx=node.mount.mounts.indexOf(mount);node.mount.mounts.splice(idx,1)},lookup(parent,name){return parent.node_ops.lookup(parent,name)},mknod(path,mode,dev){var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);if(!name||name==="."||name===".."){throw new FS.ErrnoError(28)}var errCode=FS.mayCreate(parent,name);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.mknod){throw new FS.ErrnoError(63)}return parent.node_ops.mknod(parent,name,mode,dev)},statfs(path){var rtn={bsize:4096,frsize:4096,blocks:1e6,bfree:5e5,bavail:5e5,files:FS.nextInode,ffree:FS.nextInode-1,fsid:42,flags:2,namelen:255};var parent=FS.lookupPath(path,{follow:true}).node;if(parent?.node_ops.statfs){Object.assign(rtn,parent.node_ops.statfs(parent.mount.opts.root))}return rtn},create(path,mode=438){mode&=4095;mode|=32768;return FS.mknod(path,mode,0)},mkdir(path,mode=511){mode&=511|512;mode|=16384;return FS.mknod(path,mode,0)},mkdirTree(path,mode){var dirs=path.split("/");var d="";for(var i=0;iFS.currentPath,chdir(path){var lookup=FS.lookupPath(path,{follow:true});if(lookup.node===null){throw new FS.ErrnoError(44)}if(!FS.isDir(lookup.node.mode)){throw new FS.ErrnoError(54)}var errCode=FS.nodePermissions(lookup.node,"x");if(errCode){throw new FS.ErrnoError(errCode)}FS.currentPath=lookup.path},createDefaultDirectories(){FS.mkdir("/tmp");FS.mkdir("/home");FS.mkdir("/home/web_user")},createDefaultDevices(){FS.mkdir("/dev");FS.registerDevice(FS.makedev(1,3),{read:()=>0,write:(stream,buffer,offset,length,pos)=>length,llseek:()=>0});FS.mkdev("/dev/null",FS.makedev(1,3));TTY.register(FS.makedev(5,0),TTY.default_tty_ops);TTY.register(FS.makedev(6,0),TTY.default_tty1_ops);FS.mkdev("/dev/tty",FS.makedev(5,0));FS.mkdev("/dev/tty1",FS.makedev(6,0));var randomBuffer=new Uint8Array(1024),randomLeft=0;var randomByte=()=>{if(randomLeft===0){randomLeft=randomFill(randomBuffer).byteLength}return randomBuffer[--randomLeft]};FS.createDevice("/dev","random",randomByte);FS.createDevice("/dev","urandom",randomByte);FS.mkdir("/dev/shm");FS.mkdir("/dev/shm/tmp")},createSpecialDirectories(){FS.mkdir("/proc");var proc_self=FS.mkdir("/proc/self");FS.mkdir("/proc/self/fd");FS.mount({mount(){var node=FS.createNode(proc_self,"fd",16895,73);node.stream_ops={llseek:MEMFS.stream_ops.llseek};node.node_ops={lookup(parent,name){var fd=+name;var stream=FS.getStreamChecked(fd);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path},id:fd+1};ret.parent=ret;return ret},readdir(){return Array.from(FS.streams.entries()).filter(([k,v])=>v).map(([k,v])=>k.toString())}};return node}},{},"/proc/self/fd")},createStandardStreams(input,output,error){if(input){FS.createDevice("/dev","stdin",input)}else{FS.symlink("/dev/tty","/dev/stdin")}if(output){FS.createDevice("/dev","stdout",null,output)}else{FS.symlink("/dev/tty","/dev/stdout")}if(error){FS.createDevice("/dev","stderr",null,error)}else{FS.symlink("/dev/tty1","/dev/stderr")}var stdin=FS.open("/dev/stdin",0);var stdout=FS.open("/dev/stdout",1);var stderr=FS.open("/dev/stderr",1)},staticInit(){FS.nameTable=new Array(4096);FS.mount(MEMFS,{},"/");FS.createDefaultDirectories();FS.createDefaultDevices();FS.createSpecialDirectories();FS.filesystems={MEMFS,PROXYFS}},init(input,output,error){FS.initialized=true;input??=Module["stdin"];output??=Module["stdout"];error??=Module["stderr"];FS.createStandardStreams(input,output,error)},quit(){FS.initialized=false;_fflush(0);for(var i=0;ithis.length-1||idx<0){return undefined}var chunkOffset=idx%this.chunkSize;var chunkNum=idx/this.chunkSize|0;return this.getter(chunkNum)[chunkOffset]}setDataGetter(getter){this.getter=getter}cacheLength(){var xhr=new XMLHttpRequest;xhr.open("HEAD",url,false);xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);var datalength=Number(xhr.getResponseHeader("Content-length"));var header;var hasByteServing=(header=xhr.getResponseHeader("Accept-Ranges"))&&header==="bytes";var usesGzip=(header=xhr.getResponseHeader("Content-Encoding"))&&header==="gzip";var chunkSize=1024*1024;if(!hasByteServing)chunkSize=datalength;var doXHR=(from,to)=>{if(from>to)throw new Error("invalid range ("+from+", "+to+") or no bytes requested!");if(to>datalength-1)throw new Error("only "+datalength+" bytes available! programmer error!");var xhr=new XMLHttpRequest;xhr.open("GET",url,false);if(datalength!==chunkSize)xhr.setRequestHeader("Range","bytes="+from+"-"+to);xhr.responseType="arraybuffer";if(xhr.overrideMimeType){xhr.overrideMimeType("text/plain; charset=x-user-defined")}xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);if(xhr.response!==undefined){return new Uint8Array(xhr.response||[])}return intArrayFromString(xhr.responseText||"",true)};var lazyArray=this;lazyArray.setDataGetter(chunkNum=>{var start=chunkNum*chunkSize;var end=(chunkNum+1)*chunkSize-1;end=Math.min(end,datalength-1);if(typeof lazyArray.chunks[chunkNum]=="undefined"){lazyArray.chunks[chunkNum]=doXHR(start,end)}if(typeof lazyArray.chunks[chunkNum]=="undefined")throw new Error("doXHR failed!");return lazyArray.chunks[chunkNum]});if(usesGzip||!datalength){chunkSize=datalength=1;datalength=this.getter(0).length;chunkSize=datalength;out("LazyFiles on gzip forces download of the whole file when length is accessed")}this._length=datalength;this._chunkSize=chunkSize;this.lengthKnown=true}get length(){if(!this.lengthKnown){this.cacheLength()}return this._length}get chunkSize(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}}if(typeof XMLHttpRequest!="undefined"){if(!ENVIRONMENT_IS_WORKER)throw"Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc";var lazyArray=new LazyUint8Array;var properties={isDevice:false,contents:lazyArray}}else{var properties={isDevice:false,url}}var node=FS.createFile(parent,name,properties,canRead,canWrite);if(properties.contents){node.contents=properties.contents}else if(properties.url){node.contents=null;node.url=properties.url}Object.defineProperties(node,{usedBytes:{get:function(){return this.contents.length}}});var stream_ops={};var keys=Object.keys(node.stream_ops);keys.forEach(key=>{var fn=node.stream_ops[key];stream_ops[key]=(...args)=>{FS.forceLoadFile(node);return fn(...args)}});function writeChunks(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=contents.length)return 0;var size=Math.min(contents.length-position,length);if(contents.slice){for(var i=0;i{FS.forceLoadFile(node);return writeChunks(stream,buffer,offset,length,position)};stream_ops.mmap=(stream,length,position,prot,flags)=>{FS.forceLoadFile(node);var ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}writeChunks(stream,HEAP8,ptr,length,position);return{ptr,allocated:true}};node.stream_ops=stream_ops;return node}};Module["FS"]=FS;var SOCKFS={websocketArgs:{},callbacks:{},on(event,callback){SOCKFS.callbacks[event]=callback},emit(event,param){SOCKFS.callbacks[event]?.(param)},mount(mount){SOCKFS.websocketArgs=Module["websocket"]||{};(Module["websocket"]??={})["on"]=SOCKFS.on;return FS.createNode(null,"/",16895,0)},createSocket(family,type,protocol){type&=~526336;var streaming=type==1;if(streaming&&protocol&&protocol!=6){throw new FS.ErrnoError(66)}var sock={family,type,protocol,server:null,error:null,peers:{},pending:[],recv_queue:[],sock_ops:SOCKFS.websocket_sock_ops};var name=SOCKFS.nextname();var node=FS.createNode(SOCKFS.root,name,49152,0);node.sock=sock;var stream=FS.createStream({path:name,node,flags:2,seekable:false,stream_ops:SOCKFS.stream_ops});sock.stream=stream;return sock},getSocket(fd){var stream=FS.getStream(fd);if(!stream||!FS.isSocket(stream.node.mode)){return null}return stream.node.sock},stream_ops:{poll(stream){var sock=stream.node.sock;return sock.sock_ops.poll(sock)},ioctl(stream,request,varargs){var sock=stream.node.sock;return sock.sock_ops.ioctl(sock,request,varargs)},read(stream,buffer,offset,length,position){var sock=stream.node.sock;var msg=sock.sock_ops.recvmsg(sock,length);if(!msg){return 0}buffer.set(msg.buffer,offset);return msg.buffer.length},write(stream,buffer,offset,length,position){var sock=stream.node.sock;return sock.sock_ops.sendmsg(sock,buffer,offset,length)},close(stream){var sock=stream.node.sock;sock.sock_ops.close(sock)}},nextname(){if(!SOCKFS.nextname.current){SOCKFS.nextname.current=0}return`socket[${SOCKFS.nextname.current++}]`},websocket_sock_ops:{createPeer(sock,addr,port){var ws;if(typeof addr=="object"){ws=addr;addr=null;port=null}if(ws){if(ws._socket){addr=ws._socket.remoteAddress;port=ws._socket.remotePort}else{var result=/ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url);if(!result){throw new Error("WebSocket URL must be in the format ws(s)://address:port")}addr=result[1];port=parseInt(result[2],10)}}else{try{var url="ws:#".replace("#","//");var subProtocols="binary";var opts=undefined;if("function"===typeof SOCKFS.websocketArgs["url"]) { +url = SOCKFS.websocketArgs["url"](...arguments); +}else if ("string" === typeof SOCKFS.websocketArgs["url"]){url=SOCKFS.websocketArgs["url"]}if(SOCKFS.websocketArgs["subprotocol"]){subProtocols=SOCKFS.websocketArgs["subprotocol"]}else if(SOCKFS.websocketArgs["subprotocol"]===null){subProtocols="null"}if(url==="ws://"||url==="wss://"){var parts=addr.split("/");url=url+parts[0]+":"+port+"/"+parts.slice(1).join("/")}if(subProtocols!=="null"){subProtocols=subProtocols.replace(/^ +| +$/g,"").split(/ *, */);opts=subProtocols}var WebSocketConstructor;{WebSocketConstructor=WebSocket}if (Module['websocket']['decorator']) {WebSocketConstructor = Module['websocket']['decorator'](WebSocketConstructor);}ws = new WebSocketConstructor(url,opts);ws.binaryType="arraybuffer"}catch(e){throw new FS.ErrnoError(23)}}var peer={addr,port,socket:ws,msg_send_queue:[]};SOCKFS.websocket_sock_ops.addPeer(sock,peer);SOCKFS.websocket_sock_ops.handlePeerEvents(sock,peer);if(sock.type===2&&typeof sock.sport!="undefined"){peer.msg_send_queue.push(new Uint8Array([255,255,255,255,"p".charCodeAt(0),"o".charCodeAt(0),"r".charCodeAt(0),"t".charCodeAt(0),(sock.sport&65280)>>8,sock.sport&255]))}return peer},getPeer(sock,addr,port){return sock.peers[addr+":"+port]},addPeer(sock,peer){sock.peers[peer.addr+":"+peer.port]=peer},removePeer(sock,peer){delete sock.peers[peer.addr+":"+peer.port]},handlePeerEvents(sock,peer){var first=true;var handleOpen=function(){sock.connecting=false;SOCKFS.emit("open",sock.stream.fd);try{var queued=peer.msg_send_queue.shift();while(queued){peer.socket.send(queued);queued=peer.msg_send_queue.shift()}}catch(e){peer.socket.close()}};function handleMessage(data){if(typeof data=="string"){var encoder=new TextEncoder;data=encoder.encode(data)}else{assert(data.byteLength!==undefined);if(data.byteLength==0){return}data=new Uint8Array(data)}var wasfirst=first;first=false;if(wasfirst&&data.length===10&&data[0]===255&&data[1]===255&&data[2]===255&&data[3]===255&&data[4]==="p".charCodeAt(0)&&data[5]==="o".charCodeAt(0)&&data[6]==="r".charCodeAt(0)&&data[7]==="t".charCodeAt(0)){var newport=data[8]<<8|data[9];SOCKFS.websocket_sock_ops.removePeer(sock,peer);peer.port=newport;SOCKFS.websocket_sock_ops.addPeer(sock,peer);return}sock.recv_queue.push({addr:peer.addr,port:peer.port,data});SOCKFS.emit("message",sock.stream.fd)}if(ENVIRONMENT_IS_NODE){peer.socket.on("open",handleOpen);peer.socket.on("message",function(data,isBinary){if(!isBinary){return}handleMessage(new Uint8Array(data).buffer)});peer.socket.on("close",function(){SOCKFS.emit("close",sock.stream.fd)});peer.socket.on("error",function(error){sock.error=14;SOCKFS.emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])})}else{peer.socket.onopen=handleOpen;peer.socket.onclose=function(){SOCKFS.emit("close",sock.stream.fd)};peer.socket.onmessage=function peer_socket_onmessage(event){handleMessage(event.data)};peer.socket.onerror=function(error){sock.error=14;SOCKFS.emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])}}},poll(sock){if(sock.type===1&&sock.server){return sock.pending.length?64|1:0}var mask=0;var dest=sock.type===1?SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport):null;if(sock.recv_queue.length||!dest||dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=64|1}if(!dest||dest&&dest.socket.readyState===dest.socket.OPEN){mask|=4}if(dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){if(sock.connecting){mask|=4}else{mask|=16}}return mask},ioctl(sock,request,arg){switch(request){case 21531:var bytes=0;if(sock.recv_queue.length){bytes=sock.recv_queue[0].data.length}HEAP32[arg>>2]=bytes;return 0;default:return 28}},close(sock){if(sock.server){try{sock.server.close()}catch(e){}sock.server=null}var peers=Object.keys(sock.peers);for(var i=0;i{var socket=SOCKFS.getSocket(fd);if(!socket)throw new FS.ErrnoError(8);return socket};var inetPton4=str=>{var b=str.split(".");for(var i=0;i<4;i++){var tmp=Number(b[i]);if(isNaN(tmp))return null;b[i]=tmp}return(b[0]|b[1]<<8|b[2]<<16|b[3]<<24)>>>0};var jstoi_q=str=>parseInt(str);var inetPton6=str=>{var words;var w,offset,z;var valid6regx=/^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i;var parts=[];if(!valid6regx.test(str)){return null}if(str==="::"){return[0,0,0,0,0,0,0,0]}if(str.startsWith("::")){str=str.replace("::","Z:")}else{str=str.replace("::",":Z:")}if(str.indexOf(".")>0){str=str.replace(new RegExp("[.]","g"),":");words=str.split(":");words[words.length-4]=jstoi_q(words[words.length-4])+jstoi_q(words[words.length-3])*256;words[words.length-3]=jstoi_q(words[words.length-2])+jstoi_q(words[words.length-1])*256;words=words.slice(0,words.length-2)}else{words=str.split(":")}offset=0;z=0;for(w=0;w{switch(family){case 2:addr=inetPton4(addr);zeroMemory(sa,16);if(addrlen){HEAP32[addrlen>>2]=16}HEAP16[sa>>1]=family;HEAP32[sa+4>>2]=addr;HEAP16[sa+2>>1]=_htons(port);break;case 10:addr=inetPton6(addr);zeroMemory(sa,28);if(addrlen){HEAP32[addrlen>>2]=28}HEAP32[sa>>2]=family;HEAP32[sa+8>>2]=addr[0];HEAP32[sa+12>>2]=addr[1];HEAP32[sa+16>>2]=addr[2];HEAP32[sa+20>>2]=addr[3];HEAP16[sa+2>>1]=_htons(port);break;default:return 5}return 0};var DNS={address_map:{id:1,addrs:{},names:{}},lookup_name(name){var res=inetPton4(name);if(res!==null){return name}res=inetPton6(name);if(res!==null){return name}var addr;if(DNS.address_map.addrs[name]){addr=DNS.address_map.addrs[name]}else{var id=DNS.address_map.id++;assert(id<65535,"exceeded max address mappings of 65535");addr="172.29."+(id&255)+"."+(id&65280);DNS.address_map.names[addr]=name;DNS.address_map.addrs[name]=addr}return addr},lookup_addr(addr){if(DNS.address_map.names[addr]){return DNS.address_map.names[addr]}return null}};function ___syscall_accept4(fd,addr,addrlen,flags,d1,d2){try{var sock=getSocketFromFD(fd);var newsock=sock.sock_ops.accept(sock);if(addr){var errno=writeSockaddr(addr,newsock.family,DNS.lookup_name(newsock.daddr),newsock.dport,addrlen)}return newsock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var inetNtop4=addr=>(addr&255)+"."+(addr>>8&255)+"."+(addr>>16&255)+"."+(addr>>24&255);var inetNtop6=ints=>{var str="";var word=0;var longest=0;var lastzero=0;var zstart=0;var len=0;var i=0;var parts=[ints[0]&65535,ints[0]>>16,ints[1]&65535,ints[1]>>16,ints[2]&65535,ints[2]>>16,ints[3]&65535,ints[3]>>16];var hasipv4=true;var v4part="";for(i=0;i<5;i++){if(parts[i]!==0){hasipv4=false;break}}if(hasipv4){v4part=inetNtop4(parts[6]|parts[7]<<16);if(parts[5]===-1){str="::ffff:";str+=v4part;return str}if(parts[5]===0){str="::";if(v4part==="0.0.0.0")v4part="";if(v4part==="0.0.0.1")v4part="1";str+=v4part;return str}}for(word=0;word<8;word++){if(parts[word]===0){if(word-lastzero>1){len=0}lastzero=word;len++}if(len>longest){longest=len;zstart=word-longest+1}}for(word=0;word<8;word++){if(longest>1){if(parts[word]===0&&word>=zstart&&word{var family=HEAP16[sa>>1];var port=_ntohs(HEAPU16[sa+2>>1]);var addr;switch(family){case 2:if(salen!==16){return{errno:28}}addr=HEAP32[sa+4>>2];addr=inetNtop4(addr);break;case 10:if(salen!==28){return{errno:28}}addr=[HEAP32[sa+8>>2],HEAP32[sa+12>>2],HEAP32[sa+16>>2],HEAP32[sa+20>>2]];addr=inetNtop6(addr);break;default:return{errno:5}}return{family,addr,port}};var getSocketAddress=(addrp,addrlen)=>{var info=readSockaddr(addrp,addrlen);if(info.errno)throw new FS.ErrnoError(info.errno);info.addr=DNS.lookup_addr(info.addr)||info.addr;return info};function ___syscall_bind(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.bind(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var SYSCALLS={DEFAULT_POLLMASK:5,calculateAt(dirfd,path,allowEmpty){if(PATH.isAbs(path)){return path}var dir;if(dirfd===-100){dir=FS.cwd()}else{var dirstream=SYSCALLS.getStreamFromFD(dirfd);dir=dirstream.path}if(path.length==0){if(!allowEmpty){throw new FS.ErrnoError(44)}return dir}return dir+"/"+path},doStat(func,path,buf){var stat=func(path);HEAP32[buf>>2]=stat.dev;HEAP32[buf+4>>2]=stat.mode;HEAPU32[buf+8>>2]=stat.nlink;HEAP32[buf+12>>2]=stat.uid;HEAP32[buf+16>>2]=stat.gid;HEAP32[buf+20>>2]=stat.rdev;tempI64=[stat.size>>>0,(tempDouble=stat.size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+24>>2]=tempI64[0],HEAP32[buf+28>>2]=tempI64[1];HEAP32[buf+32>>2]=4096;HEAP32[buf+36>>2]=stat.blocks;var atime=stat.atime.getTime();var mtime=stat.mtime.getTime();var ctime=stat.ctime.getTime();tempI64=[Math.floor(atime/1e3)>>>0,(tempDouble=Math.floor(atime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+40>>2]=tempI64[0],HEAP32[buf+44>>2]=tempI64[1];HEAPU32[buf+48>>2]=atime%1e3*1e3*1e3;tempI64=[Math.floor(mtime/1e3)>>>0,(tempDouble=Math.floor(mtime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+56>>2]=tempI64[0],HEAP32[buf+60>>2]=tempI64[1];HEAPU32[buf+64>>2]=mtime%1e3*1e3*1e3;tempI64=[Math.floor(ctime/1e3)>>>0,(tempDouble=Math.floor(ctime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+72>>2]=tempI64[0],HEAP32[buf+76>>2]=tempI64[1];HEAPU32[buf+80>>2]=ctime%1e3*1e3*1e3;tempI64=[stat.ino>>>0,(tempDouble=stat.ino,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+88>>2]=tempI64[0],HEAP32[buf+92>>2]=tempI64[1];return 0},doMsync(addr,stream,len,flags,offset){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}if(flags&2){return 0}var buffer=HEAPU8.slice(addr,addr+len);FS.msync(stream,buffer,offset,len,flags)},getStreamFromFD(fd){var stream=FS.getStreamChecked(fd);return stream},varargs:undefined,getStr(ptr){var ret=UTF8ToString(ptr);return ret}};function ___syscall_chdir(path){try{path=SYSCALLS.getStr(path);FS.chdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_chmod(path,mode){try{path=SYSCALLS.getStr(path);FS.chmod(path,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_connect(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.connect(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup(fd){try{var old=SYSCALLS.getStreamFromFD(fd);return FS.dupStream(old).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup3(fd,newfd,flags){try{var old=SYSCALLS.getStreamFromFD(fd);if(old.fd===newfd)return-28;if(newfd<0||newfd>=FS.MAX_OPEN_FDS)return-8;var existing=FS.getStream(newfd);if(existing)FS.close(existing);return FS.dupStream(old,newfd).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_faccessat(dirfd,path,amode,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(amode&~7){return-28}var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;if(!node){return-44}var perms="";if(amode&4)perms+="r";if(amode&2)perms+="w";if(amode&1)perms+="x";if(perms&&FS.nodePermissions(node,perms)){return-2}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var convertI32PairToI53Checked=(lo,hi)=>hi+2097152>>>0<4194305-!!lo?(lo>>>0)+hi*4294967296:NaN;function ___syscall_fallocate(fd,mode,offset_low,offset_high,len_low,len_high){var offset=convertI32PairToI53Checked(offset_low,offset_high);var len=convertI32PairToI53Checked(len_low,len_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);FS.allocate(stream,offset,len);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchmod(fd,mode){try{FS.fchmod(fd,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchown32(fd,owner,group){try{FS.fchown(fd,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchownat(dirfd,path,owner,group,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;flags=flags&~256;path=SYSCALLS.calculateAt(dirfd,path);(nofollow?FS.lchown:FS.chown)(path,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var syscallGetVarargI=()=>{var ret=HEAP32[+SYSCALLS.varargs>>2];SYSCALLS.varargs+=4;return ret};var syscallGetVarargP=syscallGetVarargI;function ___syscall_fcntl64(fd,cmd,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(cmd){case 0:{var arg=syscallGetVarargI();if(arg<0){return-28}while(FS.streams[arg]){arg++}var newStream;newStream=FS.dupStream(stream,arg);return newStream.fd}case 1:case 2:return 0;case 3:return stream.flags;case 4:{var arg=syscallGetVarargI();stream.flags|=arg;return 0}case 12:{var arg=syscallGetVarargP();var offset=0;HEAP16[arg+offset>>1]=2;return 0}case 13:case 14:return 0}return-28}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fdatasync(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fstat64(fd,buf){try{var stream=SYSCALLS.getStreamFromFD(fd);return SYSCALLS.doStat(FS.stat,stream.path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_ftruncate64(fd,length_low,length_high){var length=convertI32PairToI53Checked(length_low,length_high);try{if(isNaN(length))return 61;FS.ftruncate(fd,length);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var stringToUTF8=(str,outPtr,maxBytesToWrite)=>stringToUTF8Array(str,HEAPU8,outPtr,maxBytesToWrite);Module["stringToUTF8"]=stringToUTF8;function ___syscall_getcwd(buf,size){try{if(size===0)return-28;var cwd=FS.cwd();var cwdLengthInBytes=lengthBytesUTF8(cwd)+1;if(size>>0,(tempDouble=id,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos>>2]=tempI64[0],HEAP32[dirp+pos+4>>2]=tempI64[1];tempI64=[(idx+1)*struct_size>>>0,(tempDouble=(idx+1)*struct_size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos+8>>2]=tempI64[0],HEAP32[dirp+pos+12>>2]=tempI64[1];HEAP16[dirp+pos+16>>1]=280;HEAP8[dirp+pos+18]=type;stringToUTF8(name,dirp+pos+19,256);pos+=struct_size}FS.llseek(stream,idx*struct_size,0);return pos}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getpeername(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);if(!sock.daddr){return-53}var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.daddr),sock.dport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockname(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.saddr||"0.0.0.0"),sock.sport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockopt(fd,level,optname,optval,optlen,d1){try{var sock=getSocketFromFD(fd);if(level===1){if(optname===4){HEAP32[optval>>2]=sock.error;HEAP32[optlen>>2]=4;sock.error=null;return 0}}return-50}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_ioctl(fd,op,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(op){case 21509:{if(!stream.tty)return-59;return 0}case 21505:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcgets){var termios=stream.tty.ops.ioctl_tcgets(stream);var argp=syscallGetVarargP();HEAP32[argp>>2]=termios.c_iflag||0;HEAP32[argp+4>>2]=termios.c_oflag||0;HEAP32[argp+8>>2]=termios.c_cflag||0;HEAP32[argp+12>>2]=termios.c_lflag||0;for(var i=0;i<32;i++){HEAP8[argp+i+17]=termios.c_cc[i]||0}return 0}return 0}case 21510:case 21511:case 21512:{if(!stream.tty)return-59;return 0}case 21506:case 21507:case 21508:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcsets){var argp=syscallGetVarargP();var c_iflag=HEAP32[argp>>2];var c_oflag=HEAP32[argp+4>>2];var c_cflag=HEAP32[argp+8>>2];var c_lflag=HEAP32[argp+12>>2];var c_cc=[];for(var i=0;i<32;i++){c_cc.push(HEAP8[argp+i+17])}return stream.tty.ops.ioctl_tcsets(stream.tty,op,{c_iflag,c_oflag,c_cflag,c_lflag,c_cc})}return 0}case 21519:{if(!stream.tty)return-59;var argp=syscallGetVarargP();HEAP32[argp>>2]=0;return 0}case 21520:{if(!stream.tty)return-59;return-28}case 21531:{var argp=syscallGetVarargP();return FS.ioctl(stream,op,argp)}case 21523:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tiocgwinsz){var winsize=stream.tty.ops.ioctl_tiocgwinsz(stream.tty);var argp=syscallGetVarargP();HEAP16[argp>>1]=winsize[0];HEAP16[argp+2>>1]=winsize[1]}return 0}case 21524:{if(!stream.tty)return-59;return 0}case 21515:{if(!stream.tty)return-59;return 0}default:return-28}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_listen(fd,backlog){try{var sock=getSocketFromFD(fd);sock.sock_ops.listen(sock,backlog);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_lstat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.lstat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_mkdirat(dirfd,path,mode){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);FS.mkdir(path,mode,0);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_newfstatat(dirfd,path,buf,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;var allowEmpty=flags&4096;flags=flags&~6400;path=SYSCALLS.calculateAt(dirfd,path,allowEmpty);return SYSCALLS.doStat(nofollow?FS.lstat:FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_openat(dirfd,path,flags,varargs){SYSCALLS.varargs=varargs;try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);var mode=varargs?syscallGetVarargI():0;return FS.open(path,flags,mode).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var PIPEFS={BUCKET_BUFFER_SIZE:8192,mount(mount){return FS.createNode(null,"/",16384|511,0)},createPipe(){var pipe={buckets:[],refcnt:2};pipe.buckets.push({buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:0,roffset:0});var rName=PIPEFS.nextname();var wName=PIPEFS.nextname();var rNode=FS.createNode(PIPEFS.root,rName,4096,0);var wNode=FS.createNode(PIPEFS.root,wName,4096,0);rNode.pipe=pipe;wNode.pipe=pipe;var readableStream=FS.createStream({path:rName,node:rNode,flags:0,seekable:false,stream_ops:PIPEFS.stream_ops});rNode.stream=readableStream;var writableStream=FS.createStream({path:wName,node:wNode,flags:1,seekable:false,stream_ops:PIPEFS.stream_ops});wNode.stream=writableStream;return{readable_fd:readableStream.fd,writable_fd:writableStream.fd}},stream_ops:{poll(stream){var pipe=stream.node.pipe;if((stream.flags&2097155)===1){return 256|4}if(pipe.buckets.length>0){for(var i=0;i0){return 64|1}}}return 0},ioctl(stream,request,varargs){return 28},fsync(stream){return 28},read(stream,buffer,offset,length,position){var pipe=stream.node.pipe;var currentLength=0;for(var i=0;i=dataLen){currBucket.buffer.set(data,currBucket.offset);currBucket.offset+=dataLen;return dataLen}else if(freeBytesInCurrBuffer>0){currBucket.buffer.set(data.subarray(0,freeBytesInCurrBuffer),currBucket.offset);currBucket.offset+=freeBytesInCurrBuffer;data=data.subarray(freeBytesInCurrBuffer,data.byteLength)}var numBuckets=data.byteLength/PIPEFS.BUCKET_BUFFER_SIZE|0;var remElements=data.byteLength%PIPEFS.BUCKET_BUFFER_SIZE;for(var i=0;i0){var newBucket={buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:data.byteLength,roffset:0};pipe.buckets.push(newBucket);newBucket.buffer.set(data)}return dataLen},close(stream){var pipe=stream.node.pipe;pipe.refcnt--;if(pipe.refcnt===0){pipe.buckets=null}}},nextname(){if(!PIPEFS.nextname.current){PIPEFS.nextname.current=0}return"pipe["+PIPEFS.nextname.current+++"]"}};function ___syscall_pipe(fdPtr){try{if(fdPtr==0){throw new FS.ErrnoError(21)}var res=PIPEFS.createPipe();HEAP32[fdPtr>>2]=res.readable_fd;HEAP32[fdPtr+4>>2]=res.writable_fd;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_poll(fds,nfds,timeout){try{var nonzero=0;for(var i=0;i>2];var events=HEAP16[pollfd+4>>1];var mask=32;var stream=FS.getStream(fd);if(stream){mask=SYSCALLS.DEFAULT_POLLMASK;if (stream.stream_ops?.poll){mask=stream.stream_ops.poll(stream,-1)}}mask&=events|8|16;if(mask)nonzero++;HEAP16[pollfd+6>>1]=mask}return nonzero}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_readlinkat(dirfd,path,buf,bufsize){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(bufsize<=0)return-28;var ret=FS.readlink(path);var len=Math.min(bufsize,lengthBytesUTF8(ret));var endChar=HEAP8[buf+len];stringToUTF8(ret,buf,bufsize+1);HEAP8[buf+len]=endChar;return len}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_recvfrom(fd,buf,len,flags,addr,addrlen){try{var sock=getSocketFromFD(fd);var msg=sock.sock_ops.recvmsg(sock, len, typeof flags !== "undefined" ? flags : 0);if(!msg)return 0;if(addr){var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(msg.addr),msg.port,addrlen)}HEAPU8.set(msg.buffer,buf);return msg.buffer.byteLength}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_renameat(olddirfd,oldpath,newdirfd,newpath){try{oldpath=SYSCALLS.getStr(oldpath);newpath=SYSCALLS.getStr(newpath);oldpath=SYSCALLS.calculateAt(olddirfd,oldpath);newpath=SYSCALLS.calculateAt(newdirfd,newpath);FS.rename(oldpath,newpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_rmdir(path){try{path=SYSCALLS.getStr(path);FS.rmdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_sendto(fd,message,length,flags,addr,addr_len){try{var sock=getSocketFromFD(fd);if(!addr){return FS.write(sock.stream,HEAP8,message,length)}var dest=getSocketAddress(addr,addr_len);return sock.sock_ops.sendmsg(sock,HEAP8,message,length,dest.addr,dest.port)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_socket(domain,type,protocol){try{var sock=SOCKFS.createSocket(domain,type,protocol);return sock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_stat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_statfs64(path,size,buf){try{var stats=FS.statfs(SYSCALLS.getStr(path));HEAP32[buf+4>>2]=stats.bsize;HEAP32[buf+40>>2]=stats.bsize;HEAP32[buf+8>>2]=stats.blocks;HEAP32[buf+12>>2]=stats.bfree;HEAP32[buf+16>>2]=stats.bavail;HEAP32[buf+20>>2]=stats.files;HEAP32[buf+24>>2]=stats.ffree;HEAP32[buf+28>>2]=stats.fsid;HEAP32[buf+44>>2]=stats.flags;HEAP32[buf+36>>2]=stats.namelen;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_symlinkat(target,dirfd,linkpath){try{target=SYSCALLS.getStr(target);linkpath=SYSCALLS.getStr(linkpath);linkpath=SYSCALLS.calculateAt(dirfd,linkpath);FS.symlink(target,linkpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_unlinkat(dirfd,path,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(flags===0){FS.unlink(path)}else if(flags===512){FS.rmdir(path)}else{abort("Invalid flags passed to unlinkat")}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var readI53FromI64=ptr=>HEAPU32[ptr>>2]+HEAP32[ptr+4>>2]*4294967296;function ___syscall_utimensat(dirfd,path,times,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path,true);var now=Date.now(),atime,mtime;if(!times){atime=now;mtime=now}else{var seconds=readI53FromI64(times);var nanoseconds=HEAP32[times+8>>2];if(nanoseconds==1073741823){atime=now}else if(nanoseconds==1073741822){atime=null}else{atime=seconds*1e3+nanoseconds/(1e3*1e3)}times+=16;seconds=readI53FromI64(times);nanoseconds=HEAP32[times+8>>2];if(nanoseconds==1073741823){mtime=now}else if(nanoseconds==1073741822){mtime=null}else{mtime=seconds*1e3+nanoseconds/(1e3*1e3)}}if((mtime??atime)!==null){FS.utime(path,atime,mtime)}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var __abort_js=()=>abort("");var __emscripten_lookup_name=name=>{var nameString=UTF8ToString(name);return inetPton4(DNS.lookup_name(nameString))};var __emscripten_memcpy_js=(dest,src,num)=>HEAPU8.copyWithin(dest,src,src+num);var runtimeKeepaliveCounter=0;var __emscripten_runtime_keepalive_clear=()=>{noExitRuntime=false;runtimeKeepaliveCounter=0};var __emscripten_throw_longjmp=()=>{throw Infinity};function __gmtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getUTCSeconds();HEAP32[tmPtr+4>>2]=date.getUTCMinutes();HEAP32[tmPtr+8>>2]=date.getUTCHours();HEAP32[tmPtr+12>>2]=date.getUTCDate();HEAP32[tmPtr+16>>2]=date.getUTCMonth();HEAP32[tmPtr+20>>2]=date.getUTCFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getUTCDay();var start=Date.UTC(date.getUTCFullYear(),0,1,0,0,0,0);var yday=(date.getTime()-start)/(1e3*60*60*24)|0;HEAP32[tmPtr+28>>2]=yday}var isLeapYear=year=>year%4===0&&(year%100!==0||year%400===0);var MONTH_DAYS_LEAP_CUMULATIVE=[0,31,60,91,121,152,182,213,244,274,305,335];var MONTH_DAYS_REGULAR_CUMULATIVE=[0,31,59,90,120,151,181,212,243,273,304,334];var ydayFromDate=date=>{var leap=isLeapYear(date.getFullYear());var monthDaysCumulative=leap?MONTH_DAYS_LEAP_CUMULATIVE:MONTH_DAYS_REGULAR_CUMULATIVE;var yday=monthDaysCumulative[date.getMonth()]+date.getDate()-1;return yday};function __localtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr+36>>2]=-(date.getTimezoneOffset()*60);var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dst=(summerOffset!=winterOffset&&date.getTimezoneOffset()==Math.min(winterOffset,summerOffset))|0;HEAP32[tmPtr+32>>2]=dst}var setTempRet0=val=>__emscripten_tempret_set(val);var __mktime_js=function(tmPtr){var ret=(()=>{var date=new Date(HEAP32[tmPtr+20>>2]+1900,HEAP32[tmPtr+16>>2],HEAP32[tmPtr+12>>2],HEAP32[tmPtr+8>>2],HEAP32[tmPtr+4>>2],HEAP32[tmPtr>>2],0);var dst=HEAP32[tmPtr+32>>2];var guessedOffset=date.getTimezoneOffset();var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dstOffset=Math.min(winterOffset,summerOffset);if(dst<0){HEAP32[tmPtr+32>>2]=Number(summerOffset!=winterOffset&&dstOffset==guessedOffset)}else if(dst>0!=(dstOffset==guessedOffset)){var nonDstOffset=Math.max(winterOffset,summerOffset);var trueOffset=dst>0?dstOffset:nonDstOffset;date.setTime(date.getTime()+(trueOffset-guessedOffset)*6e4)}HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getYear();var timeMs=date.getTime();if(isNaN(timeMs)){return-1}return timeMs/1e3})();return setTempRet0((tempDouble=ret,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)),ret>>>0};function __mmap_js(len,prot,flags,fd,offset_low,offset_high,allocated,addr){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);var res=FS.mmap(stream,len,offset,prot,flags);var ptr=res.ptr;HEAP32[allocated>>2]=res.allocated;HEAPU32[addr>>2]=ptr;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function __munmap_js(addr,len,prot,flags,fd,offset_low,offset_high){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{var stream=SYSCALLS.getStreamFromFD(fd);if(prot&2){SYSCALLS.doMsync(addr,stream,len,flags,offset)}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var timers={};var handleException=e=>{if(e instanceof ExitStatus||e=="unwind"){return EXITSTATUS}quit_(1,e)};var keepRuntimeAlive=()=>noExitRuntime||runtimeKeepaliveCounter>0;var _proc_exit=code=>{EXITSTATUS=code;if(!keepRuntimeAlive()){Module["onExit"]?.(code);ABORT=true}quit_(code,new ExitStatus(code))};var exitJS=(status,implicit)=>{EXITSTATUS=status;if(!keepRuntimeAlive()){exitRuntime()}_proc_exit(status)};var _exit=exitJS;Module["_exit"]=_exit;var maybeExit=()=>{if(runtimeExited){return}if(!keepRuntimeAlive()){try{_exit(EXITSTATUS)}catch(e){handleException(e)}}};var callUserCallback=func=>{if(runtimeExited||ABORT){return}try{func();maybeExit()}catch(e){handleException(e)}};var _emscripten_get_now=()=>performance.now();var __setitimer_js=(which,timeout_ms)=>{if(timers[which]){clearTimeout(timers[which].id);delete timers[which]}if(!timeout_ms)return 0;var id=setTimeout(()=>{delete timers[which];callUserCallback(()=>__emscripten_timeout(which,_emscripten_get_now()))},timeout_ms);timers[which]={id,timeout_ms};return 0};var __tzset_js=(timezone,daylight,std_name,dst_name)=>{var currentYear=(new Date).getFullYear();var winter=new Date(currentYear,0,1);var summer=new Date(currentYear,6,1);var winterOffset=winter.getTimezoneOffset();var summerOffset=summer.getTimezoneOffset();var stdTimezoneOffset=Math.max(winterOffset,summerOffset);HEAPU32[timezone>>2]=stdTimezoneOffset*60;HEAP32[daylight>>2]=Number(winterOffset!=summerOffset);var extractZone=timezoneOffset=>{var sign=timezoneOffset>=0?"-":"+";var absOffset=Math.abs(timezoneOffset);var hours=String(Math.floor(absOffset/60)).padStart(2,"0");var minutes=String(absOffset%60).padStart(2,"0");return`UTC${sign}${hours}${minutes}`};var winterName=extractZone(winterOffset);var summerName=extractZone(summerOffset);if(summerOffsetDate.now();var nowIsMonotonic=1;var checkWasiClock=clock_id=>clock_id>=0&&clock_id<=3;function _clock_time_get(clk_id,ignored_precision_low,ignored_precision_high,ptime){var ignored_precision=convertI32PairToI53Checked(ignored_precision_low,ignored_precision_high);if(!checkWasiClock(clk_id)){return 28}var now;if(clk_id===0){now=_emscripten_date_now()}else if(nowIsMonotonic){now=_emscripten_get_now()}else{return 52}var nsec=Math.round(now*1e3*1e3);tempI64=[nsec>>>0,(tempDouble=nsec,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[ptime>>2]=tempI64[0],HEAP32[ptime+4>>2]=tempI64[1];return 0}var getHeapMax=()=>2147483648;var _emscripten_get_heap_max=()=>getHeapMax();var growMemory=size=>{var b=wasmMemory.buffer;var pages=(size-b.byteLength+65535)/65536|0;try{wasmMemory.grow(pages);updateMemoryViews();return 1}catch(e){}};var _emscripten_resize_heap=requestedSize=>{var oldSize=HEAPU8.length;requestedSize>>>=0;var maxHeapSize=getHeapMax();if(requestedSize>maxHeapSize){return false}for(var cutDown=1;cutDown<=4;cutDown*=2){var overGrownHeapSize=oldSize*(1+.2/cutDown);overGrownHeapSize=Math.min(overGrownHeapSize,requestedSize+100663296);var newSize=Math.min(maxHeapSize,alignMemory(Math.max(requestedSize,overGrownHeapSize),65536));var replacement=growMemory(newSize);if(replacement){return true}}return false};var runtimeKeepalivePush=()=>{runtimeKeepaliveCounter+=1};var runtimeKeepalivePop=()=>{runtimeKeepaliveCounter-=1};var safeSetTimeout=(func,timeout)=>{runtimeKeepalivePush();return setTimeout(()=>{runtimeKeepalivePop();callUserCallback(func)},timeout)};var _emscripten_sleep=ms=>Asyncify.handleSleep(wakeUp=>safeSetTimeout(wakeUp,ms));Module["_emscripten_sleep"]=_emscripten_sleep;_emscripten_sleep.isAsync=true;var ENV = PHPLoader.ENV || {};var getExecutableName=()=>thisProgram||"./this.program";var getEnvStrings=()=>{if(!getEnvStrings.strings){var lang=(typeof navigator=="object"&&navigator.languages&&navigator.languages[0]||"C").replace("-","_")+".UTF-8";var env={USER:"web_user",LOGNAME:"web_user",PATH:"/",PWD:"/",HOME:"/home/web_user",LANG:lang,_:getExecutableName()};for(var x in ENV){if(ENV[x]===undefined)delete env[x];else env[x]=ENV[x]}var strings=[];for(var x in env){strings.push(`${x}=${env[x]}`)}getEnvStrings.strings=strings}return getEnvStrings.strings};var stringToAscii=(str,buffer)=>{for(var i=0;i{var bufSize=0;getEnvStrings().forEach((string,i)=>{var ptr=environ_buf+bufSize;HEAPU32[__environ+i*4>>2]=ptr;stringToAscii(string,ptr);bufSize+=string.length+1});return 0};var _environ_sizes_get=(penviron_count,penviron_buf_size)=>{var strings=getEnvStrings();HEAPU32[penviron_count>>2]=strings.length;var bufSize=0;strings.forEach(string=>bufSize+=string.length+1);HEAPU32[penviron_buf_size>>2]=bufSize;return 0};function _fd_close(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);FS.close(stream);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_fdstat_get(fd,pbuf){try{var rightsBase=0;var rightsInheriting=0;var flags=0;{var stream=SYSCALLS.getStreamFromFD(fd);var type=stream.tty?2:FS.isDir(stream.mode)?3:FS.isLink(stream.mode)?7:4}HEAP8[pbuf]=type;HEAP16[pbuf+2>>1]=flags;tempI64=[rightsBase>>>0,(tempDouble=rightsBase,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+8>>2]=tempI64[0],HEAP32[pbuf+12>>2]=tempI64[1];tempI64=[rightsInheriting>>>0,(tempDouble=rightsInheriting,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+16>>2]=tempI64[0],HEAP32[pbuf+20>>2]=tempI64[1];return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var doReadv=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.read(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(curr>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_seek(fd,offset_low,offset_high,whence,newOffset){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);FS.llseek(stream,offset,whence);tempI64=[stream.position>>>0,(tempDouble=stream.position,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[newOffset>>2]=tempI64[0],HEAP32[newOffset+4>>2]=tempI64[1];if(stream.getdents&&offset===0&&whence===0)stream.getdents=null;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var _fd_sync=function(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);return Asyncify.handleSleep(wakeUp=>{var mount=stream.node.mount;if(!mount.type.syncfs){wakeUp(0);return}mount.type.syncfs(mount,false,err=>{if(err){wakeUp(29);return}wakeUp(0)})})}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}};_fd_sync.isAsync=true;var doWritev=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.write(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(curr>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var _getaddrinfo=(node,service,hint,out)=>{var addr=0;var port=0;var flags=0;var family=0;var type=0;var proto=0;var ai;function allocaddrinfo(family,type,proto,canon,addr,port){var sa,salen,ai;var errno;salen=family===10?28:16;addr=family===10?inetNtop6(addr):inetNtop4(addr);sa=_malloc(salen);errno=writeSockaddr(sa,family,addr,port);assert(!errno);ai=_malloc(32);HEAP32[ai+4>>2]=family;HEAP32[ai+8>>2]=type;HEAP32[ai+12>>2]=proto;HEAPU32[ai+24>>2]=canon;HEAPU32[ai+20>>2]=sa;if(family===10){HEAP32[ai+16>>2]=28}else{HEAP32[ai+16>>2]=16}HEAP32[ai+28>>2]=0;return ai}if(hint){flags=HEAP32[hint>>2];family=HEAP32[hint+4>>2];type=HEAP32[hint+8>>2];proto=HEAP32[hint+12>>2]}if(type&&!proto){proto=type===2?17:6}if(!type&&proto){type=proto===17?2:1}if(proto===0){proto=6}if(type===0){type=1}if(!node&&!service){return-2}if(flags&~(1|2|4|1024|8|16|32)){return-1}if(hint!==0&&HEAP32[hint>>2]&2&&!node){return-1}if(flags&32){return-2}if(type!==0&&type!==1&&type!==2){return-7}if(family!==0&&family!==2&&family!==10){return-6}if(service){service=UTF8ToString(service);port=parseInt(service,10);if(isNaN(port)){if(flags&1024){return-2}return-8}}if(!node){if(family===0){family=2}if((flags&1)===0){if(family===2){addr=_htonl(2130706433)}else{addr=[0,0,0,_htonl(1)]}}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0}node=UTF8ToString(node);addr=inetPton4(node);if(addr!==null){if(family===0||family===2){family=2}else if(family===10&&flags&8){addr=[0,0,_htonl(65535),addr];family=10}else{return-2}}else{addr=inetPton6(node);if(addr!==null){if(family===0||family===10){family=10}else{return-2}}}if(addr!=null){ai=allocaddrinfo(family,type,proto,node,addr,port);HEAPU32[out>>2]=ai;return 0}if(flags&4){return-2}node=DNS.lookup_name(node);addr=inetPton4(node);if(family===0){family=2}else if(family===10){addr=[0,0,_htonl(65535),addr]}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0};function _getcontext(){abort("missing function: getcontext")}_getcontext.stub=true;function _getdtablesize(){abort("missing function: getdtablesize")}_getdtablesize.stub=true;var _getnameinfo=(sa,salen,node,nodelen,serv,servlen,flags)=>{var info=readSockaddr(sa,salen);if(info.errno){return-6}var port=info.port;var addr=info.addr;var overflowed=false;if(node&&nodelen){var lookup;if(flags&1||!(lookup=DNS.lookup_addr(addr))){if(flags&8){return-2}}else{addr=lookup}var numBytesWrittenExclNull=stringToUTF8(addr,node,nodelen);if(numBytesWrittenExclNull+1>=nodelen){overflowed=true}}if(serv&&servlen){port=""+port;var numBytesWrittenExclNull=stringToUTF8(port,serv,servlen);if(numBytesWrittenExclNull+1>=servlen){overflowed=true}}if(overflowed){return-12}return 0};var Protocols={list:[],map:{}};var _setprotoent=stayopen=>{function allocprotoent(name,proto,aliases){var nameBuf=_malloc(name.length+1);stringToAscii(name,nameBuf);var j=0;var length=aliases.length;var aliasListBuf=_malloc((length+1)*4);for(var i=0;i>2]=aliasBuf}HEAPU32[aliasListBuf+j>>2]=0;var pe=_malloc(12);HEAPU32[pe>>2]=nameBuf;HEAPU32[pe+4>>2]=aliasListBuf;HEAP32[pe+8>>2]=proto;return pe}var list=Protocols.list;var map=Protocols.map;if(list.length===0){var entry=allocprotoent("tcp",6,["TCP"]);list.push(entry);map["tcp"]=map["6"]=entry;entry=allocprotoent("udp",17,["UDP"]);list.push(entry);map["udp"]=map["17"]=entry}_setprotoent.index=0};var _getprotobyname=name=>{name=UTF8ToString(name);_setprotoent(true);var result=Protocols.map[name];return result};var _getprotobynumber=number=>{_setprotoent(true);var result=Protocols.map[number];return result};var stackAlloc=sz=>__emscripten_stack_alloc(sz);var stringToUTF8OnStack=str=>{var size=lengthBytesUTF8(str)+1;var ret=stackAlloc(size);stringToUTF8(str,ret,size);return ret};var allocateUTF8OnStack=stringToUTF8OnStack;var PHPWASM={init:function(){FS.mkdir("/internal");FS.mkdir("/internal/shared");FS.mkdir("/internal/shared/preload");PHPWASM.EventEmitter=ENVIRONMENT_IS_NODE?require("events").EventEmitter:class EventEmitter{constructor(){this.listeners={}}emit(eventName,data){if(this.listeners[eventName]){this.listeners[eventName].forEach(callback=>{callback(data)})}}once(eventName,callback){const self=this;function removedCallback(){callback(...arguments);self.removeListener(eventName,removedCallback)}this.on(eventName,removedCallback)}removeAllListeners(eventName){if(eventName){delete this.listeners[eventName]}else{this.listeners={}}}removeListener(eventName,callback){if(this.listeners[eventName]){const idx=this.listeners[eventName].indexOf(callback);if(idx!==-1){this.listeners[eventName].splice(idx,1)}}}};PHPWASM.child_proc_by_fd={};PHPWASM.child_proc_by_pid={};PHPWASM.input_devices={}},getAllWebSockets:function(sock){const webSockets=new Set;if(sock.server){sock.server.clients.forEach(ws=>{webSockets.add(ws)})}for(const peer of PHPWASM.getAllPeers(sock)){webSockets.add(peer.socket)}return Array.from(webSockets)},getAllPeers:function(sock){const peers=new Set;if(sock.server){sock.pending.filter(pending=>pending.peers).forEach(pending=>{for(const peer of Object.values(pending.peers)){peers.add(peer)}})}if(sock.peers){for(const peer of Object.values(sock.peers)){peers.add(peer)}}return Array.from(peers)},awaitData:function(ws){return PHPWASM.awaitEvent(ws,"message")},awaitConnection:function(ws){if(ws.OPEN===ws.readyState){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"open")},awaitClose:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"close")},awaitError:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"error")},awaitEvent:function(ws,event){let resolve;const listener=()=>{resolve()};const promise=new Promise(function(_resolve){resolve=_resolve;ws.once(event,listener)});const cancel=()=>{ws.removeListener(event,listener);setTimeout(resolve)};return[promise,cancel]},noop:function(){},spawnProcess:function(command,args,options){if(Module["spawnProcess"]){const spawnedPromise=Module["spawnProcess"](command,args,options);return Promise.resolve(spawnedPromise).then(function(spawned){if(!spawned||!spawned.on){throw new Error("spawnProcess() must return an EventEmitter but returned a different type.")}return spawned})}if(ENVIRONMENT_IS_NODE){return require("child_process").spawn(command,args,{...options,shell:true,stdio:["pipe","pipe","pipe"],timeout:100})}const e=new Error("popen(), proc_open() etc. are unsupported in the browser. Call php.setSpawnHandler() "+"and provide a callback to handle spawning processes, or disable a popen(), proc_open() "+"and similar functions via php.ini.");e.code="SPAWN_UNSUPPORTED";throw e},shutdownSocket:function(socketd,how){const sock=getSocketFromFD(socketd);const peer=Object.values(sock.peers)[0];if(!peer){return-1}try{peer.socket.close();SOCKFS.websocket_sock_ops.removePeer(sock,peer);return 0}catch(e){console.log("Socket shutdown error",e);return-1}}};function _js_create_input_device(deviceId){let dataBuffer=[];let dataCallback;const filename="proc_id_"+deviceId;const device=FS.createDevice("/dev",filename,function(){},function(byte){try{dataBuffer.push(byte);if(dataCallback){dataCallback(new Uint8Array(dataBuffer));dataBuffer=[]}}catch(e){console.error(e);throw e}});const devicePath="/dev/"+filename;PHPWASM.input_devices[deviceId]={devicePath,onData:function(cb){dataCallback=cb;dataBuffer.forEach(function(data){cb(data)});dataBuffer.length=0}};return allocateUTF8OnStack(devicePath)}function _js_open_process(command,argsPtr,argsLength,descriptorsPtr,descriptorsLength,cwdPtr,cwdLength,envPtr,envLength){if(!command){return 1}const cmdstr=UTF8ToString(command);if(!cmdstr.length){return 0}let argsArray=[];if(argsLength){for(var i=0;i>2]))}}const cwdstr=cwdPtr?UTF8ToString(cwdPtr):null;let envObject=null;if(envLength){envObject={};for(var i=0;i>2]);const splitAt=envEntry.indexOf("=");if(splitAt===-1){continue}const key=envEntry.substring(0,splitAt);const value=envEntry.substring(splitAt+1);envObject[key]=value}}var std={};for(var i=0;i>2];std[HEAPU32[descriptorPtr>>2]]={child:HEAPU32[descriptorPtr+4>>2],parent:HEAPU32[descriptorPtr+8>>2]}}return Asyncify.handleSleep(async wakeUp=>{let cp;try{const options={};if(cwdstr!==null){options.cwd=cwdstr}if(envObject!==null){options.env=envObject}cp=PHPWASM.spawnProcess(cmdstr,argsArray,options);if(cp instanceof Promise){cp=await cp}}catch(e){if(e.code==="SPAWN_UNSUPPORTED"){wakeUp(1);return}console.error(e);wakeUp(1);throw e}const ProcInfo={pid:cp.pid,exited:false,stdinFd:std[0]?.child,stdinIsDevice:std[0]?.child in PHPWASM.input_devices,stdoutChildFd:std[1]?.child,stdoutParentFd:std[1]?.parent,stderrChildFd:std[2]?.child,stderrParentFd:std[2]?.parent,stdout:new PHPWASM.EventEmitter,stderr:new PHPWASM.EventEmitter};if(ProcInfo.stdoutChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutChildFd]=ProcInfo;if(ProcInfo.stderrChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrChildFd]=ProcInfo;if(ProcInfo.stdoutParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutParentFd]=ProcInfo;if(ProcInfo.stderrParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrParentFd]=ProcInfo;PHPWASM.child_proc_by_pid[ProcInfo.pid]=ProcInfo;cp.on("exit",function(code){ProcInfo.exitCode=code;ProcInfo.exited=true;ProcInfo.stdout.emit("data");ProcInfo.stderr.emit("data")});if(ProcInfo.stdoutChildFd){const stdoutStream=SYSCALLS.getStreamFromFD(ProcInfo.stdoutChildFd);let stdoutAt=0;cp.stdout.on("data",function(data){ProcInfo.stdout.emit("data",data);stdoutStream.stream_ops.write(stdoutStream,data,0,data.length,stdoutAt);stdoutAt+=data.length})}if(ProcInfo.stderrChildFd){const stderrStream=SYSCALLS.getStreamFromFD(ProcInfo.stderrChildFd);let stderrAt=0;cp.stderr.on("data",function(data){ProcInfo.stderr.emit("data",data);stderrStream.stream_ops.write(stderrStream,data,0,data.length,stderrAt);stderrAt+=data.length})}try{await new Promise((resolve,reject)=>{cp.on("spawn",resolve);cp.on("error",reject)})}catch(e){console.error(e);wakeUp(1);return}if(ProcInfo.stdinIsDevice){PHPWASM.input_devices[ProcInfo.stdinFd].onData(function(data){if(!data)return;if(typeof data==="number"){data=new Uint8Array([data])}const dataStr=new TextDecoder("utf-8").decode(data);cp.stdin.write(dataStr)});wakeUp(ProcInfo.pid);return}if(ProcInfo.stdinFd){const stdinStream=SYSCALLS.getStreamFromFD(ProcInfo.stdinFd);if(stdinStream.node){const CHUNK_SIZE=1024;const buffer=new Uint8Array(CHUNK_SIZE);let offset=0;while(true){const bytesRead=stdinStream.stream_ops.read(stdinStream,buffer,0,CHUNK_SIZE,offset);if(bytesRead===null||bytesRead===0){break}try{cp.stdin.write(buffer.subarray(0,bytesRead))}catch(e){console.error(e);return 1}if(bytesRead>2]=PHPWASM.child_proc_by_pid[pid].exitCode;return 1}return 0}function _js_waitpid(pid,exitCodePtr){if(!PHPWASM.child_proc_by_pid[pid]){return-1}return Asyncify.handleSleep(wakeUp=>{const poll=function(){if(PHPWASM.child_proc_by_pid[pid]?.exited){HEAPU32[exitCodePtr>>2]=PHPWASM.child_proc_by_pid[pid].exitCode;wakeUp(pid)}else{setTimeout(poll,50)}};poll()})}function _makecontext(){abort("missing function: makecontext")}_makecontext.stub=true;var arraySum=(array,index)=>{var sum=0;for(var i=0;i<=index;sum+=array[i++]){}return sum};var MONTH_DAYS_LEAP=[31,29,31,30,31,30,31,31,30,31,30,31];var MONTH_DAYS_REGULAR=[31,28,31,30,31,30,31,31,30,31,30,31];var addDays=(date,days)=>{var newDate=new Date(date.getTime());while(days>0){var leap=isLeapYear(newDate.getFullYear());var currentMonth=newDate.getMonth();var daysInCurrentMonth=(leap?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR)[currentMonth];if(days>daysInCurrentMonth-newDate.getDate()){days-=daysInCurrentMonth-newDate.getDate()+1;newDate.setDate(1);if(currentMonth<11){newDate.setMonth(currentMonth+1)}else{newDate.setMonth(0);newDate.setFullYear(newDate.getFullYear()+1)}}else{newDate.setDate(newDate.getDate()+days);return newDate}}return newDate};var _strptime=(buf,format,tm)=>{var pattern=UTF8ToString(format);var SPECIAL_CHARS="\\!@#$^&*()+=-[]/{}|:<>?,.";for(var i=0,ii=SPECIAL_CHARS.length;iEQUIVALENT_MATCHERS[c]||m).replace(/%(.)/g,(_,c)=>{let pat=DATE_PATTERNS[c];if(pat){capture.push(c);return`(${pat})`}else{return c}}).replace(/\s+/g,"\\s*");var matches=new RegExp("^"+pattern_out,"i").exec(UTF8ToString(buf));function 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year=jstoi_q(value);if(value=getMatch("C")){year+=jstoi_q(value)*100}else{year+=year<69?2e3:1900}date.year=year}if(value=getMatch("m")){date.month=jstoi_q(value)-1}else if(value=getMatch("b")){date.month=MONTH_NUMBERS[value.substring(0,3).toUpperCase()]||0}if(value=getMatch("d")){date.day=jstoi_q(value)}else if(value=getMatch("j")){var day=jstoi_q(value);var leapYear=isLeapYear(date.year);for(var month=0;month<12;++month){var daysUntilMonth=arraySum(leapYear?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,month-1);if(day<=daysUntilMonth+(leapYear?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR)[month]){date.day=day-daysUntilMonth}}}else if(value=getMatch("a")){var weekDay=value.substring(0,3).toUpperCase();if(value=getMatch("U")){var weekDayNumber=DAY_NUMBERS_SUN_FIRST[weekDay];var weekNumber=jstoi_q(value);var janFirst=new Date(date.year,0,1);var 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isSupported=level===SOL_SOCKET&&optionName===SO_KEEPALIVE||level===IPPROTO_TCP&&optionName===TCP_NODELAY;if(!isSupported){console.warn(`Unsupported socket option: ${level}, ${optionName}, ${optionValue}`);return-1}const ws=PHPWASM.getAllWebSockets(socketd)[0];if(!ws){return-1}ws.setSocketOpt(level,optionName,optionValuePtr);return 0}var wasmTable;var runAndAbortIfError=func=>{try{return func()}catch(e){abort(e)}};var Asyncify={instrumentWasmImports(imports){var importPattern=/^(_dlopen_js|invoke_i|invoke_ii|invoke_iii|invoke_iiii|invoke_iiiii|invoke_iiiiii|invoke_iiiiiii|invoke_iiiiiiii|invoke_iiiiiiiiii|invoke_v|invoke_vi|invoke_vii|invoke_viidii|invoke_viii|invoke_viiii|invoke_viiiii|invoke_viiiiii|invoke_viiiiiii|invoke_viiiiiiiii|js_open_process|_js_open_process|_asyncjs__js_open_process|js_popen_to_file|_js_popen_to_file|_asyncjs__js_popen_to_file|js_fd_read|_js_fd_read|js_module_onMessage|_js_module_onMessage|_asyncjs__js_module_onMessage|js_waitpid|_js_waitpid|_asyncjs__js_waitpid|wasm_poll_socket|_wasm_poll_socket|_asyncjs__wasm_poll_socket|wasm_shutdown|_wasm_shutdown|_asyncjs__wasm_shutdown|__asyncjs__.*)$/;for(let[x,original]of Object.entries(imports)){if(typeof original=="function"){let isAsyncifyImport=original.isAsync||importPattern.test(x)}}},instrumentWasmExports(exports){var ret={};for(let[x,original]of Object.entries(exports)){if(typeof original=="function"){ret[x]=(...args)=>{Asyncify.exportCallStack.push(x);try{return original(...args)}finally{if(!ABORT){var y=Asyncify.exportCallStack.pop();Asyncify.maybeStopUnwind()}}}}else{ret[x]=original}}return ret},State:{Normal:0,Unwinding:1,Rewinding:2,Disabled:3},state:0,StackSize:4096,currData:null,handleSleepReturnValue:0,exportCallStack:[],callStackNameToId:{},callStackIdToName:{},callStackId:0,asyncPromiseHandlers:null,sleepCallbacks:[],getCallStackId(funcName){var id=Asyncify.callStackNameToId[funcName];if(id===undefined){id=Asyncify.callStackId++;Asyncify.callStackNameToId[funcName]=id;Asyncify.callStackIdToName[id]=funcName}return id},maybeStopUnwind(){if(Asyncify.currData&&Asyncify.state===Asyncify.State.Unwinding&&Asyncify.exportCallStack.length===0){Asyncify.state=Asyncify.State.Normal;runtimeKeepalivePush();runAndAbortIfError(_asyncify_stop_unwind);if(typeof Fibers!="undefined"){Fibers.trampoline()}}},whenDone(){return new Promise((resolve,reject)=>{Asyncify.asyncPromiseHandlers={resolve,reject}})},allocateData(){var ptr=_malloc(12+Asyncify.StackSize);Asyncify.setDataHeader(ptr,ptr+12,Asyncify.StackSize);Asyncify.setDataRewindFunc(ptr);return ptr},setDataHeader(ptr,stack,stackSize){HEAPU32[ptr>>2]=stack;HEAPU32[ptr+4>>2]=stack+stackSize},setDataRewindFunc(ptr){var bottomOfCallStack=Asyncify.exportCallStack[0];var rewindId=Asyncify.getCallStackId(bottomOfCallStack);HEAP32[ptr+8>>2]=rewindId},getDataRewindFuncName(ptr){var id=HEAP32[ptr+8>>2];var name=Asyncify.callStackIdToName[id];return name},getDataRewindFunc(name){var func=wasmExports[name];return func},doRewind(ptr){var name=Asyncify.getDataRewindFuncName(ptr);var func=Asyncify.getDataRewindFunc(name);runtimeKeepalivePop();return func()},handleSleep(startAsync){if(ABORT)return;if(Asyncify.state===Asyncify.State.Normal){var reachedCallback=false;var reachedAfterCallback=false;startAsync((handleSleepReturnValue=0)=>{if(ABORT)return;Asyncify.handleSleepReturnValue=handleSleepReturnValue;reachedCallback=true;if(!reachedAfterCallback){return}Asyncify.state=Asyncify.State.Rewinding;runAndAbortIfError(()=>_asyncify_start_rewind(Asyncify.currData));if(typeof MainLoop!="undefined"&&MainLoop.func){MainLoop.resume()}var asyncWasmReturnValue,isError=false;try{asyncWasmReturnValue=Asyncify.doRewind(Asyncify.currData)}catch(err){asyncWasmReturnValue=err;isError=true}var handled=false;if(!Asyncify.currData){var asyncPromiseHandlers=Asyncify.asyncPromiseHandlers;if(asyncPromiseHandlers){Asyncify.asyncPromiseHandlers=null;(isError?asyncPromiseHandlers.reject:asyncPromiseHandlers.resolve)(asyncWasmReturnValue);handled=true}}if(isError&&!handled){throw asyncWasmReturnValue}});reachedAfterCallback=true;if(!reachedCallback){Asyncify.state=Asyncify.State.Unwinding;Asyncify.currData=Asyncify.allocateData();if(typeof MainLoop!="undefined"&&MainLoop.func){MainLoop.pause()}runAndAbortIfError(()=>_asyncify_start_unwind(Asyncify.currData))}}else if(Asyncify.state===Asyncify.State.Rewinding){Asyncify.state=Asyncify.State.Normal;runAndAbortIfError(_asyncify_stop_rewind);_free(Asyncify.currData);Asyncify.currData=null;Asyncify.sleepCallbacks.forEach(callUserCallback)}else{abort(`invalid state: ${Asyncify.state}`)}return Asyncify.handleSleepReturnValue},handleAsync(startAsync){return Asyncify.handleSleep(wakeUp=>{startAsync().then(wakeUp)})}};var getCFunc=ident=>{var func=Module["_"+ident];return func};var writeArrayToMemory=(array,buffer)=>{HEAP8.set(array,buffer)};var ccall=(ident,returnType,argTypes,args,opts)=>{var toC={string:str=>{var ret=0;if(str!==null&&str!==undefined&&str!==0){ret=stringToUTF8OnStack(str)}return ret},array:arr=>{var ret=stackAlloc(arr.length);writeArrayToMemory(arr,ret);return ret}};function convertReturnValue(ret){if(returnType==="string"){return 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wasmExports;createWasm();var ___wasm_call_ctors=()=>(___wasm_call_ctors=wasmExports["cb"])();var _free=a0=>(_free=wasmExports["eb"])(a0);var _malloc=a0=>(_malloc=wasmExports["fb"])(a0);var _wasm_popen=Module["_wasm_popen"]=(a0,a1)=>(_wasm_popen=Module["_wasm_popen"]=wasmExports["gb"])(a0,a1);var _wasm_php_exec=Module["_wasm_php_exec"]=(a0,a1,a2,a3)=>(_wasm_php_exec=Module["_wasm_php_exec"]=wasmExports["hb"])(a0,a1,a2,a3);var _php_pollfd_for=Module["_php_pollfd_for"]=(a0,a1,a2)=>(_php_pollfd_for=Module["_php_pollfd_for"]=wasmExports["ib"])(a0,a1,a2);var _htons=a0=>(_htons=wasmExports["jb"])(a0);var _ntohs=a0=>(_ntohs=wasmExports["kb"])(a0);var _htonl=a0=>(_htonl=wasmExports["lb"])(a0);var _wasm_sleep=Module["_wasm_sleep"]=a0=>(_wasm_sleep=Module["_wasm_sleep"]=wasmExports["mb"])(a0);var _fflush=a0=>(_fflush=wasmExports["nb"])(a0);var _wasm_read=Module["_wasm_read"]=(a0,a1,a2)=>(_wasm_read=Module["_wasm_read"]=wasmExports["ob"])(a0,a1,a2);var 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_wasm_set_path_translated=Module["_wasm_set_path_translated"]=a0=>(_wasm_set_path_translated=Module["_wasm_set_path_translated"]=wasmExports["vb"])(a0);var _wasm_set_skip_shebang=Module["_wasm_set_skip_shebang"]=a0=>(_wasm_set_skip_shebang=Module["_wasm_set_skip_shebang"]=wasmExports["wb"])(a0);var _wasm_set_request_uri=Module["_wasm_set_request_uri"]=a0=>(_wasm_set_request_uri=Module["_wasm_set_request_uri"]=wasmExports["xb"])(a0);var _wasm_set_request_method=Module["_wasm_set_request_method"]=a0=>(_wasm_set_request_method=Module["_wasm_set_request_method"]=wasmExports["yb"])(a0);var _wasm_set_request_host=Module["_wasm_set_request_host"]=a0=>(_wasm_set_request_host=Module["_wasm_set_request_host"]=wasmExports["zb"])(a0);var _wasm_set_content_type=Module["_wasm_set_content_type"]=a0=>(_wasm_set_content_type=Module["_wasm_set_content_type"]=wasmExports["Ab"])(a0);var _wasm_set_request_body=Module["_wasm_set_request_body"]=a0=>(_wasm_set_request_body=Module["_wasm_set_request_body"]=wasmExports["Bb"])(a0);var _wasm_set_content_length=Module["_wasm_set_content_length"]=a0=>(_wasm_set_content_length=Module["_wasm_set_content_length"]=wasmExports["Cb"])(a0);var _wasm_set_cookies=Module["_wasm_set_cookies"]=a0=>(_wasm_set_cookies=Module["_wasm_set_cookies"]=wasmExports["Db"])(a0);var _wasm_set_request_port=Module["_wasm_set_request_port"]=a0=>(_wasm_set_request_port=Module["_wasm_set_request_port"]=wasmExports["Eb"])(a0);var _wasm_sapi_request_shutdown=Module["_wasm_sapi_request_shutdown"]=()=>(_wasm_sapi_request_shutdown=Module["_wasm_sapi_request_shutdown"]=wasmExports["Fb"])();var _wasm_sapi_handle_request=Module["_wasm_sapi_handle_request"]=()=>(_wasm_sapi_handle_request=Module["_wasm_sapi_handle_request"]=wasmExports["Gb"])();var _php_wasm_init=Module["_php_wasm_init"]=()=>(_php_wasm_init=Module["_php_wasm_init"]=wasmExports["Hb"])();var _wasm_free=Module["_wasm_free"]=a0=>(_wasm_free=Module["_wasm_free"]=wasmExports["Ib"])(a0);var ___funcs_on_exit=()=>(___funcs_on_exit=wasmExports["Jb"])();var _emscripten_builtin_memalign=(a0,a1)=>(_emscripten_builtin_memalign=wasmExports["Kb"])(a0,a1);var __emscripten_timeout=(a0,a1)=>(__emscripten_timeout=wasmExports["Lb"])(a0,a1);var _setThrew=(a0,a1)=>(_setThrew=wasmExports["Mb"])(a0,a1);var __emscripten_tempret_set=a0=>(__emscripten_tempret_set=wasmExports["Nb"])(a0);var __emscripten_stack_restore=a0=>(__emscripten_stack_restore=wasmExports["Ob"])(a0);var __emscripten_stack_alloc=a0=>(__emscripten_stack_alloc=wasmExports["Pb"])(a0);var _emscripten_stack_get_current=()=>(_emscripten_stack_get_current=wasmExports["Qb"])();var dynCall_iiii=Module["dynCall_iiii"]=(a0,a1,a2,a3)=>(dynCall_iiii=Module["dynCall_iiii"]=wasmExports["Rb"])(a0,a1,a2,a3);var dynCall_ii=Module["dynCall_ii"]=(a0,a1)=>(dynCall_ii=Module["dynCall_ii"]=wasmExports["Sb"])(a0,a1);var dynCall_vi=Module["dynCall_vi"]=(a0,a1)=>(dynCall_vi=Module["dynCall_vi"]=wasmExports["Tb"])(a0,a1);var dynCall_viiiii=Module["dynCall_viiiii"]=(a0,a1,a2,a3,a4,a5)=>(dynCall_viiiii=Module["dynCall_viiiii"]=wasmExports["Ub"])(a0,a1,a2,a3,a4,a5);var dynCall_iii=Module["dynCall_iii"]=(a0,a1,a2)=>(dynCall_iii=Module["dynCall_iii"]=wasmExports["Vb"])(a0,a1,a2);var dynCall_vii=Module["dynCall_vii"]=(a0,a1,a2)=>(dynCall_vii=Module["dynCall_vii"]=wasmExports["Wb"])(a0,a1,a2);var dynCall_iiiii=Module["dynCall_iiiii"]=(a0,a1,a2,a3,a4)=>(dynCall_iiiii=Module["dynCall_iiiii"]=wasmExports["Xb"])(a0,a1,a2,a3,a4);var dynCall_iiiiii=Module["dynCall_iiiiii"]=(a0,a1,a2,a3,a4,a5)=>(dynCall_iiiiii=Module["dynCall_iiiiii"]=wasmExports["Yb"])(a0,a1,a2,a3,a4,a5);var dynCall_viii=Module["dynCall_viii"]=(a0,a1,a2,a3)=>(dynCall_viii=Module["dynCall_viii"]=wasmExports["Zb"])(a0,a1,a2,a3);var dynCall_v=Module["dynCall_v"]=a0=>(dynCall_v=Module["dynCall_v"]=wasmExports["_b"])(a0);var dynCall_i=Module["dynCall_i"]=a0=>(dynCall_i=Module["dynCall_i"]=wasmExports["$b"])(a0);var dynCall_viiii=Module["dynCall_viiii"]=(a0,a1,a2,a3,a4)=>(dynCall_viiii=Module["dynCall_viiii"]=wasmExports["ac"])(a0,a1,a2,a3,a4);var dynCall_iiiiiii=Module["dynCall_iiiiiii"]=(a0,a1,a2,a3,a4,a5,a6)=>(dynCall_iiiiiii=Module["dynCall_iiiiiii"]=wasmExports["bc"])(a0,a1,a2,a3,a4,a5,a6);var dynCall_viiiiiiiii=Module["dynCall_viiiiiiiii"]=(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9)=>(dynCall_viiiiiiiii=Module["dynCall_viiiiiiiii"]=wasmExports["cc"])(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9);var dynCall_iiiiiiii=Module["dynCall_iiiiiiii"]=(a0,a1,a2,a3,a4,a5,a6,a7)=>(dynCall_iiiiiiii=Module["dynCall_iiiiiiii"]=wasmExports["dc"])(a0,a1,a2,a3,a4,a5,a6,a7);var dynCall_iiiiiiiiii=Module["dynCall_iiiiiiiiii"]=(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9)=>(dynCall_iiiiiiiiii=Module["dynCall_iiiiiiiiii"]=wasmExports["ec"])(a0,a1,a2,a3,a4,a5,a6,a7,a8,a9);var dynCall_jii=Module["dynCall_jii"]=(a0,a1,a2)=>(dynCall_jii=Module["dynCall_jii"]=wasmExports["fc"])(a0,a1,a2);var dynCall_viidii=Module["dynCall_viidii"]=(a0,a1,a2,a3,a4,a5)=>(dynCall_viidii=Module["dynCall_viidii"]=wasmExports["gc"])(a0,a1,a2,a3,a4,a5);var _asyncify_start_unwind=a0=>(_asyncify_start_unwind=wasmExports["hc"])(a0);var _asyncify_stop_unwind=()=>(_asyncify_stop_unwind=wasmExports["ic"])();var _asyncify_start_rewind=a0=>(_asyncify_start_rewind=wasmExports["jc"])(a0);var _asyncify_stop_rewind=()=>(_asyncify_stop_rewind=wasmExports["kc"])();function invoke_iiiiiii(index,a1,a2,a3,a4,a5,a6){var sp=stackSave();try{return dynCall_iiiiiii(index,a1,a2,a3,a4,a5,a6)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_vi(index,a1){var sp=stackSave();try{dynCall_vi(index,a1)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiii(index,a1,a2,a3){var sp=stackSave();try{return dynCall_iiii(index,a1,a2,a3)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iii(index,a1,a2){var sp=stackSave();try{return dynCall_iii(index,a1,a2)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_vii(index,a1,a2){var sp=stackSave();try{dynCall_vii(index,a1,a2)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_ii(index,a1){var sp=stackSave();try{return dynCall_ii(index,a1)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viii(index,a1,a2,a3){var sp=stackSave();try{dynCall_viii(index,a1,a2,a3)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_v(index){var sp=stackSave();try{dynCall_v(index)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_i(index){var sp=stackSave();try{return dynCall_i(index)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiii(index,a1,a2,a3,a4){var sp=stackSave();try{dynCall_viiii(index,a1,a2,a3,a4)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiiii(index,a1,a2,a3,a4,a5){var sp=stackSave();try{dynCall_viiiii(index,a1,a2,a3,a4,a5)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiiii(index,a1,a2,a3,a4,a5){var sp=stackSave();try{return dynCall_iiiiii(index,a1,a2,a3,a4,a5)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiii(index,a1,a2,a3,a4){var sp=stackSave();try{return dynCall_iiiii(index,a1,a2,a3,a4)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9){var sp=stackSave();try{return dynCall_iiiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viidii(index,a1,a2,a3,a4,a5){var sp=stackSave();try{dynCall_viidii(index,a1,a2,a3,a4,a5)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9){var sp=stackSave();try{dynCall_viiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiiiiii(index,a1,a2,a3,a4,a5,a6,a7){var sp=stackSave();try{return dynCall_iiiiiiii(index,a1,a2,a3,a4,a5,a6,a7)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_jii(index,a1,a2){var sp=stackSave();try{return dynCall_jii(index,a1,a2)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}Module["addRunDependency"]=addRunDependency;Module["removeRunDependency"]=removeRunDependency;Module["wasmExports"]=wasmExports;Module["ccall"]=ccall;Module["FS_createPreloadedFile"]=FS_createPreloadedFile;Module["FS_unlink"]=FS_unlink;Module["FS_createPath"]=FS_createPath;Module["FS_createDevice"]=FS_createDevice;Module["FS_createDataFile"]=FS_createDataFile;Module["FS_createLazyFile"]=FS_createLazyFile;Module["PROXYFS"]=PROXYFS;var calledRun;dependenciesFulfilled=function runCaller(){if(!calledRun)run();if(!calledRun)dependenciesFulfilled=runCaller};function run(){if(runDependencies>0){return}preRun();if(runDependencies>0){return}function doRun(){if(calledRun)return;calledRun=true;Module["calledRun"]=true;if(ABORT)return;initRuntime();Module["onRuntimeInitialized"]?.();postRun()}if(Module["setStatus"]){Module["setStatus"]("Running...");setTimeout(()=>{setTimeout(()=>Module["setStatus"](""),1);doRun()},1)}else{doRun()}}if(Module["preInit"]){if(typeof Module["preInit"]=="function")Module["preInit"]=[Module["preInit"]];while(Module["preInit"].length>0){Module["preInit"].pop()()}}run(); /** * Emscripten resolves `localhost` to a random IP address. Let's * make it always resolve to 127.0.0.1. diff --git a/packages/php-wasm/web/public/php/jspi/7_0_33/php_7_0.wasm b/packages/php-wasm/web/public/php/jspi/7_0_33/php_7_0.wasm index ae77761713..f469b14cec 100755 Binary files a/packages/php-wasm/web/public/php/jspi/7_0_33/php_7_0.wasm and b/packages/php-wasm/web/public/php/jspi/7_0_33/php_7_0.wasm differ diff --git a/packages/php-wasm/web/public/php/jspi/7_1_30/php_7_1.wasm b/packages/php-wasm/web/public/php/jspi/7_1_30/php_7_1.wasm index 1091bdd92d..211820a4e1 100755 Binary files a/packages/php-wasm/web/public/php/jspi/7_1_30/php_7_1.wasm and b/packages/php-wasm/web/public/php/jspi/7_1_30/php_7_1.wasm differ diff --git a/packages/php-wasm/web/public/php/jspi/7_2_34/php_7_2.wasm b/packages/php-wasm/web/public/php/jspi/7_2_34/php_7_2.wasm index f60cd87104..774cafdda1 100755 Binary files a/packages/php-wasm/web/public/php/jspi/7_2_34/php_7_2.wasm and b/packages/php-wasm/web/public/php/jspi/7_2_34/php_7_2.wasm differ diff --git a/packages/php-wasm/web/public/php/jspi/7_3_33/php_7_3.wasm b/packages/php-wasm/web/public/php/jspi/7_3_33/php_7_3.wasm index f2194c1dab..f77cd786ba 100755 Binary files a/packages/php-wasm/web/public/php/jspi/7_3_33/php_7_3.wasm and b/packages/php-wasm/web/public/php/jspi/7_3_33/php_7_3.wasm differ diff --git a/packages/php-wasm/web/public/php/jspi/7_4_33/php_7_4.wasm b/packages/php-wasm/web/public/php/jspi/7_4_33/php_7_4.wasm index 136f3d03de..54bcd77856 100755 Binary files a/packages/php-wasm/web/public/php/jspi/7_4_33/php_7_4.wasm and b/packages/php-wasm/web/public/php/jspi/7_4_33/php_7_4.wasm differ diff --git a/packages/php-wasm/web/public/php/jspi/8_0_30/php_8_0.wasm b/packages/php-wasm/web/public/php/jspi/8_0_30/php_8_0.wasm index be98e062a4..34d6f1a14e 100755 Binary files a/packages/php-wasm/web/public/php/jspi/8_0_30/php_8_0.wasm and b/packages/php-wasm/web/public/php/jspi/8_0_30/php_8_0.wasm differ diff --git a/packages/php-wasm/web/public/php/jspi/8_1_23/php_8_1.wasm b/packages/php-wasm/web/public/php/jspi/8_1_23/php_8_1.wasm index a9d3735732..8e08e16c00 100755 Binary files a/packages/php-wasm/web/public/php/jspi/8_1_23/php_8_1.wasm and b/packages/php-wasm/web/public/php/jspi/8_1_23/php_8_1.wasm differ diff --git a/packages/php-wasm/web/public/php/jspi/8_2_10/php_8_2.wasm b/packages/php-wasm/web/public/php/jspi/8_2_10/php_8_2.wasm index 0ce4455f2a..3b3c7a0b7a 100755 Binary files a/packages/php-wasm/web/public/php/jspi/8_2_10/php_8_2.wasm and b/packages/php-wasm/web/public/php/jspi/8_2_10/php_8_2.wasm differ diff --git a/packages/php-wasm/web/public/php/jspi/8_3_0/php_8_3.wasm b/packages/php-wasm/web/public/php/jspi/8_3_0/php_8_3.wasm index d2d5fcd77a..1cba9407b2 100755 Binary files a/packages/php-wasm/web/public/php/jspi/8_3_0/php_8_3.wasm and b/packages/php-wasm/web/public/php/jspi/8_3_0/php_8_3.wasm differ diff --git a/packages/php-wasm/web/public/php/jspi/8_4_0/php_8_4.wasm b/packages/php-wasm/web/public/php/jspi/8_4_0/php_8_4.wasm index 229948eb94..330d88f1ed 100755 Binary files a/packages/php-wasm/web/public/php/jspi/8_4_0/php_8_4.wasm and b/packages/php-wasm/web/public/php/jspi/8_4_0/php_8_4.wasm differ diff --git a/packages/php-wasm/web/public/php/jspi/php_7_0.js b/packages/php-wasm/web/public/php/jspi/php_7_0.js index 88f89635d3..8114d78aa9 100644 --- a/packages/php-wasm/web/public/php/jspi/php_7_0.js +++ b/packages/php-wasm/web/public/php/jspi/php_7_0.js @@ -1,46 +1,20 @@ import dependencyFilename from './7_0_33/php_7_0.wasm'; export { dependencyFilename }; -export const dependenciesTotalSize = 11357972; +export const dependenciesTotalSize = 11351082; export function init(RuntimeName, PHPLoader) { - /** - * Overrides Emscripten's default ExitStatus object which gets - * thrown on failure. Unfortunately, the default object is not - * a subclass of Error and does not provide any stack trace. - * - * This is a deliberate behavior on Emscripten's end to prevent - * memory leaks after the program exits. See: - * - * https://github.com/emscripten-core/emscripten/pull/9108 - * - * In case of WordPress Playground, the worker in which the PHP - * runs will typically exit after the PHP program finishes, so - * we don't have to worry about memory leaks. - * - * As for assigning to a previously undeclared ExitStatus variable here, - * the Emscripten module declares `ExitStatus` as `function ExitStatus` - * which means it gets hoisted to the top of the scope and can be - * reassigned here – before the actual declaration is reached. - * - * If that sounds weird, try this example: - * - * ExitStatus = () => { console.log("reassigned"); } - * function ExitStatus() {} - * ExitStatus(); - * // logs "reassigned" - */ - ExitStatus = class PHPExitStatus extends Error { - constructor(status) { - super(status); - this.name = "ExitStatus"; - this.message = "Program terminated with exit(" + status + ")"; - this.status = status; - } - } - // The rest of the code comes from the built php.js file and esm-suffix.js -var Module=typeof PHPLoader!="undefined"?PHPLoader:{};var ENVIRONMENT_IS_WEB=RuntimeName==="WEB";var ENVIRONMENT_IS_WORKER=RuntimeName==="WORKER";var ENVIRONMENT_IS_NODE=RuntimeName==="NODE";var moduleOverrides=Object.assign({},Module);var arguments_=[];var thisProgram="./this.program";var quit_=(status,toThrow)=>{throw toThrow};var scriptDirectory="";function locateFile(path){if(Module["locateFile"]){return Module["locateFile"](path,scriptDirectory)}return scriptDirectory+path}var read_,readAsync,readBinary;if(ENVIRONMENT_IS_WEB||ENVIRONMENT_IS_WORKER){if(ENVIRONMENT_IS_WORKER){scriptDirectory=self.location.href}else if(typeof document!="undefined"&&document.currentScript){scriptDirectory=document.currentScript.src}if(scriptDirectory.startsWith("blob:")){scriptDirectory=""}else{scriptDirectory=scriptDirectory.substr(0,scriptDirectory.replace(/[?#].*/,"").lastIndexOf("/")+1)}{read_=url=>{var xhr=new XMLHttpRequest;xhr.open("GET",url,false);xhr.send(null);return xhr.responseText};if(ENVIRONMENT_IS_WORKER){readBinary=url=>{var xhr=new XMLHttpRequest;xhr.open("GET",url,false);xhr.responseType="arraybuffer";xhr.send(null);return new Uint8Array(xhr.response)}}readAsync=(url,onload,onerror)=>{fetch(url,{credentials:"same-origin"}).then(response=>{if(response.ok){return response.arrayBuffer()}return Promise.reject(new Error(response.status+" : "+response.url))}).then(onload,onerror)}}}else{}var out=Module["print"]||console.log.bind(console);var err=Module["printErr"]||console.error.bind(console);Object.assign(Module,moduleOverrides);moduleOverrides=null;if(Module["arguments"])arguments_=Module["arguments"];if(Module["thisProgram"])thisProgram=Module["thisProgram"];if(Module["quit"])quit_=Module["quit"];var wasmBinary;if(Module["wasmBinary"])wasmBinary=Module["wasmBinary"];var wasmMemory;var ABORT=false;var EXITSTATUS;function assert(condition,text){if(!condition){abort(text)}}var HEAP8,HEAPU8,HEAP16,HEAPU16,HEAP32,HEAPU32,HEAPF32,HEAPF64;function updateMemoryViews(){var b=wasmMemory.buffer;Module["HEAP8"]=HEAP8=new Int8Array(b);Module["HEAP16"]=HEAP16=new Int16Array(b);Module["HEAPU8"]=HEAPU8=new Uint8Array(b);Module["HEAPU16"]=HEAPU16=new Uint16Array(b);Module["HEAP32"]=HEAP32=new Int32Array(b);Module["HEAPU32"]=HEAPU32=new Uint32Array(b);Module["HEAPF32"]=HEAPF32=new Float32Array(b);Module["HEAPF64"]=HEAPF64=new Float64Array(b)}var __ATPRERUN__=[];var __ATINIT__=[];var __ATEXIT__=[];var __ATPOSTRUN__=[];var runtimeInitialized=false;var runtimeExited=false;function preRun(){if(Module["preRun"]){if(typeof Module["preRun"]=="function")Module["preRun"]=[Module["preRun"]];while(Module["preRun"].length){addOnPreRun(Module["preRun"].shift())}}callRuntimeCallbacks(__ATPRERUN__)}function initRuntime(){runtimeInitialized=true;SOCKFS.root=FS.mount(SOCKFS,{},null);if(!Module["noFSInit"]&&!FS.init.initialized)FS.init();FS.ignorePermissions=false;TTY.init();PIPEFS.root=FS.mount(PIPEFS,{},null);callRuntimeCallbacks(__ATINIT__)}function exitRuntime(){___funcs_on_exit();callRuntimeCallbacks(__ATEXIT__);FS.quit();TTY.shutdown();runtimeExited=true}function postRun(){if(Module["postRun"]){if(typeof Module["postRun"]=="function")Module["postRun"]=[Module["postRun"]];while(Module["postRun"].length){addOnPostRun(Module["postRun"].shift())}}callRuntimeCallbacks(__ATPOSTRUN__)}function addOnPreRun(cb){__ATPRERUN__.unshift(cb)}function addOnInit(cb){__ATINIT__.unshift(cb)}function addOnPostRun(cb){__ATPOSTRUN__.unshift(cb)}var runDependencies=0;var runDependencyWatcher=null;var dependenciesFulfilled=null;function getUniqueRunDependency(id){return id}function addRunDependency(id){runDependencies++;Module["monitorRunDependencies"]?.(runDependencies)}function removeRunDependency(id){runDependencies--;Module["monitorRunDependencies"]?.(runDependencies);if(runDependencies==0){if(runDependencyWatcher!==null){clearInterval(runDependencyWatcher);runDependencyWatcher=null}if(dependenciesFulfilled){var callback=dependenciesFulfilled;dependenciesFulfilled=null;callback()}}}function abort(what){Module["onAbort"]?.(what);what="Aborted("+what+")";err(what);ABORT=true;EXITSTATUS=1;what+=". Build with -sASSERTIONS for more info.";if(runtimeInitialized){___trap()}var e=new WebAssembly.RuntimeError(what);throw e}var dataURIPrefix="data:application/octet-stream;base64,";var isDataURI=filename=>filename.startsWith(dataURIPrefix);function findWasmBinary(){var f=dependencyFilename;if(!isDataURI(f)){return locateFile(f)}return f}var wasmBinaryFile;function getBinarySync(file){if(file==wasmBinaryFile&&wasmBinary){return new Uint8Array(wasmBinary)}if(readBinary){return readBinary(file)}throw"both async and sync fetching of the wasm failed"}function getBinaryPromise(binaryFile){if(!wasmBinary){return new Promise((resolve,reject)=>{readAsync(binaryFile,response=>resolve(new Uint8Array(response)),error=>{try{resolve(getBinarySync(binaryFile))}catch(e){reject(e)}})})}return Promise.resolve().then(()=>getBinarySync(binaryFile))}function instantiateArrayBuffer(binaryFile,imports,receiver){return getBinaryPromise(binaryFile).then(binary=>WebAssembly.instantiate(binary,imports)).then(receiver,reason=>{err(`failed to asynchronously prepare wasm: ${reason}`);abort(reason)})}function instantiateAsync(binary,binaryFile,imports,callback){if(!binary&&typeof WebAssembly.instantiateStreaming=="function"&&!isDataURI(binaryFile)&&typeof fetch=="function"){return fetch(binaryFile,{credentials:"same-origin"}).then(response=>{var result=WebAssembly.instantiateStreaming(response,imports);return result.then(callback,function(reason){err(`wasm streaming compile failed: ${reason}`);err("falling back to ArrayBuffer instantiation");return instantiateArrayBuffer(binaryFile,imports,callback)})})}return instantiateArrayBuffer(binaryFile,imports,callback)}function getWasmImports(){Asyncify.instrumentWasmImports(wasmImports);return{env:wasmImports,wasi_snapshot_preview1:wasmImports}}function createWasm(){var info=getWasmImports();function receiveInstance(instance,module){wasmExports=instance.exports;wasmExports=Asyncify.instrumentWasmExports(wasmExports);Module["wasmExports"]=wasmExports;wasmMemory=wasmExports["memory"];updateMemoryViews();addOnInit(wasmExports["__wasm_call_ctors"]);removeRunDependency("wasm-instantiate");return wasmExports}addRunDependency("wasm-instantiate");function receiveInstantiationResult(result){receiveInstance(result["instance"])}if(Module["instantiateWasm"]){try{return Module["instantiateWasm"](info,receiveInstance)}catch(e){err(`Module.instantiateWasm callback failed with error: ${e}`);return false}}if(!wasmBinaryFile)wasmBinaryFile=findWasmBinary();instantiateAsync(wasmBinary,wasmBinaryFile,info,receiveInstantiationResult);return{}}var tempDouble;var tempI64;function __asyncjs__js_popen_to_file(command,mode,exitCodePtr){return Asyncify.handleAsync(async()=>{const returnCallback=resolver=>new Promise(resolver);if(!command)return 1;const cmdstr=UTF8ToString(command);if(!cmdstr.length)return 0;const modestr=UTF8ToString(mode);if(!modestr.length)return 0;if(modestr==="w"){console.error('popen($cmd, "w") is not implemented yet')}return returnCallback(async wakeUp=>{let cp;try{cp=PHPWASM.spawnProcess(cmdstr,[]);if(cp instanceof Promise){cp=await cp}}catch(e){console.error(e);if(e.code==="SPAWN_UNSUPPORTED"){return 1}throw e}const outByteArrays=[];cp.stdout.on("data",function(data){outByteArrays.push(data)});const outputPath="/tmp/popen_output";cp.on("exit",function(exitCode){const outBytes=new Uint8Array(outByteArrays.reduce((acc,curr)=>acc+curr.length,0));let offset=0;for(const byteArray of outByteArrays){outBytes.set(byteArray,offset);offset+=byteArray.length}FS.writeFile(outputPath,outBytes);HEAPU8[exitCodePtr]=exitCode;wakeUp(allocateUTF8OnStack(outputPath))})})})}__asyncjs__js_popen_to_file.sig="iiii";function __asyncjs__wasm_poll_socket(socketd,events,timeout){return Asyncify.handleAsync(async()=>{const returnCallback=resolver=>new Promise(resolver);const POLLIN=1;const POLLPRI=2;const POLLOUT=4;const POLLERR=8;const POLLHUP=16;const POLLNVAL=32;return returnCallback(wakeUp=>{const polls=[];if(socketd in PHPWASM.child_proc_by_fd){const procInfo=PHPWASM.child_proc_by_fd[socketd];if(procInfo.exited){wakeUp(0);return}polls.push(PHPWASM.awaitEvent(procInfo.stdout,"data"))}else if(FS.isSocket(FS.getStream(socketd)?.node.mode)){const sock=getSocketFromFD(socketd);if(!sock){wakeUp(0);return}const lookingFor=new Set;if(events&POLLIN||events&POLLPRI){if(sock.server){for(const client of sock.pending){if((client.recv_queue||[]).length>0){wakeUp(1);return}}}else if((sock.recv_queue||[]).length>0){wakeUp(1);return}}const webSockets=PHPWASM.getAllWebSockets(sock);if(!webSockets.length){wakeUp(0);return}for(const ws of webSockets){if(events&POLLIN||events&POLLPRI){polls.push(PHPWASM.awaitData(ws));lookingFor.add("POLLIN")}if(events&POLLOUT){polls.push(PHPWASM.awaitConnection(ws));lookingFor.add("POLLOUT")}if(events&POLLHUP){polls.push(PHPWASM.awaitClose(ws));lookingFor.add("POLLHUP")}if(events&POLLERR||events&POLLNVAL){polls.push(PHPWASM.awaitError(ws));lookingFor.add("POLLERR")}}}else{setTimeout(function(){wakeUp(1)},timeout);return}if(polls.length===0){console.warn("Unsupported poll event "+events+", defaulting to setTimeout().");setTimeout(function(){wakeUp(0)},timeout);return}const promises=polls.map(([promise])=>promise);const clearPolling=()=>polls.forEach(([,clear])=>clear());let awaken=false;let timeoutId;Promise.race(promises).then(function(results){if(!awaken){awaken=true;wakeUp(1);if(timeoutId){clearTimeout(timeoutId)}clearPolling()}});if(timeout!==-1){timeoutId=setTimeout(function(){if(!awaken){awaken=true;wakeUp(0);clearPolling()}},timeout)}})})}__asyncjs__wasm_poll_socket.sig="iiii";function __asyncjs__js_fd_read(fd,iov,iovcnt,pnum){return Asyncify.handleAsync(async()=>{const returnCallback=resolver=>new Promise(resolver);if(Asyncify?.State?.Normal===undefined||Asyncify?.state===Asyncify?.State?.Normal){var returnCode;var stream;let num=0;try{stream=SYSCALLS.getStreamFromFD(fd);const num=doReadv(stream,iov,iovcnt);HEAPU32[pnum>>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError")){throw e}if(e.errno!==6||!(stream?.fd in PHPWASM.child_proc_by_fd)){HEAPU32[pnum>>2]=0;return returnCode}}}return returnCallback(wakeUp=>{var retries=0;var interval=50;var timeout=5e3;var maxRetries=timeout/interval;function poll(){var returnCode;var stream;let num;try{stream=SYSCALLS.getStreamFromFD(fd);num=doReadv(stream,iov,iovcnt);returnCode=0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError")){console.error(e);throw e}returnCode=e.errno}const success=returnCode===0;const failure=++retries>maxRetries||!(fd in PHPWASM.child_proc_by_fd)||PHPWASM.child_proc_by_fd[fd]?.exited||FS.isClosed(stream);if(success){HEAPU32[pnum>>2]=num;wakeUp(0)}else if(failure){HEAPU32[pnum>>2]=0;wakeUp(returnCode===6?0:returnCode)}else{setTimeout(poll,interval)}}poll()})})}__asyncjs__js_fd_read.sig="iiiii";function __asyncjs__js_module_onMessage(data,response_buffer){return Asyncify.handleAsync(async()=>{if(Module["onMessage"]){const dataStr=UTF8ToString(data);return Module["onMessage"](dataStr).then(response=>{const responseBytes=typeof response==="string"?(new TextEncoder).encode(response):response;const responseSize=responseBytes.byteLength;const responsePtr=_malloc(responseSize+1);HEAPU8.set(responseBytes,responsePtr);HEAPU8[responsePtr+responseSize]=0;HEAPU8[response_buffer]=responsePtr;HEAPU8[response_buffer+1]=responsePtr>>8;HEAPU8[response_buffer+2]=responsePtr>>16;HEAPU8[response_buffer+3]=responsePtr>>24;return responseSize}).catch(e=>{console.error(e);return-1})}})}__asyncjs__js_module_onMessage.sig="iii";function ExitStatus(status){this.name="ExitStatus";this.message=`Program terminated with exit(${status})`;this.status=status}var callRuntimeCallbacks=callbacks=>{while(callbacks.length>0){callbacks.shift()(Module)}};var noExitRuntime=Module["noExitRuntime"]||false;var UTF8Decoder=typeof TextDecoder!="undefined"?new TextDecoder("utf8"):undefined;var UTF8ArrayToString=(heapOrArray,idx,maxBytesToRead)=>{var endIdx=idx+maxBytesToRead;var endPtr=idx;while(heapOrArray[endPtr]&&!(endPtr>=endIdx))++endPtr;if(endPtr-idx>16&&heapOrArray.buffer&&UTF8Decoder){return UTF8Decoder.decode(heapOrArray.subarray(idx,endPtr))}var str="";while(idx>10,56320|ch&1023)}}return str};var UTF8ToString=(ptr,maxBytesToRead)=>ptr?UTF8ArrayToString(HEAPU8,ptr,maxBytesToRead):"";Module["UTF8ToString"]=UTF8ToString;var ___assert_fail=(condition,filename,line,func)=>{abort(`Assertion failed: ${UTF8ToString(condition)}, at: `+[filename?UTF8ToString(filename):"unknown filename",line,func?UTF8ToString(func):"unknown function"])};var ___call_sighandler=(fp,sig)=>(a1=>dynCall_vi(fp,a1))(sig);var initRandomFill=()=>{if(typeof crypto=="object"&&typeof crypto["getRandomValues"]=="function"){return view=>crypto.getRandomValues(view)}else abort("initRandomDevice")};var randomFill=view=>(randomFill=initRandomFill())(view);var PATH={isAbs:path=>path.charAt(0)==="/",splitPath:filename=>{var splitPathRe=/^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/;return splitPathRe.exec(filename).slice(1)},normalizeArray:(parts,allowAboveRoot)=>{var up=0;for(var i=parts.length-1;i>=0;i--){var last=parts[i];if(last==="."){parts.splice(i,1)}else if(last===".."){parts.splice(i,1);up++}else if(up){parts.splice(i,1);up--}}if(allowAboveRoot){for(;up;up--){parts.unshift("..")}}return parts},normalize:path=>{var isAbsolute=PATH.isAbs(path),trailingSlash=path.substr(-1)==="/";path=PATH.normalizeArray(path.split("/").filter(p=>!!p),!isAbsolute).join("/");if(!path&&!isAbsolute){path="."}if(path&&trailingSlash){path+="/"}return(isAbsolute?"/":"")+path},dirname:path=>{var result=PATH.splitPath(path),root=result[0],dir=result[1];if(!root&&!dir){return"."}if(dir){dir=dir.substr(0,dir.length-1)}return root+dir},basename:path=>{if(path==="/")return"/";path=PATH.normalize(path);path=path.replace(/\/$/,"");var lastSlash=path.lastIndexOf("/");if(lastSlash===-1)return path;return path.substr(lastSlash+1)},join:(...paths)=>PATH.normalize(paths.join("/")),join2:(l,r)=>PATH.normalize(l+"/"+r)};var PATH_FS={resolve:(...args)=>{var resolvedPath="",resolvedAbsolute=false;for(var i=args.length-1;i>=-1&&!resolvedAbsolute;i--){var path=i>=0?args[i]:FS.cwd();if(typeof path!="string"){throw new TypeError("Arguments to path.resolve must be strings")}else if(!path){return""}resolvedPath=path+"/"+resolvedPath;resolvedAbsolute=PATH.isAbs(path)}resolvedPath=PATH.normalizeArray(resolvedPath.split("/").filter(p=>!!p),!resolvedAbsolute).join("/");return(resolvedAbsolute?"/":"")+resolvedPath||"."},relative:(from,to)=>{from=PATH_FS.resolve(from).substr(1);to=PATH_FS.resolve(to).substr(1);function trim(arr){var start=0;for(;start=0;end--){if(arr[end]!=="")break}if(start>end)return[];return arr.slice(start,end-start+1)}var fromParts=trim(from.split("/"));var toParts=trim(to.split("/"));var length=Math.min(fromParts.length,toParts.length);var samePartsLength=length;for(var i=0;i{var len=0;for(var i=0;i=55296&&c<=57343){len+=4;++i}else{len+=3}}return len};Module["lengthBytesUTF8"]=lengthBytesUTF8;var stringToUTF8Array=(str,heap,outIdx,maxBytesToWrite)=>{if(!(maxBytesToWrite>0))return 0;var startIdx=outIdx;var endIdx=outIdx+maxBytesToWrite-1;for(var i=0;i=55296&&u<=57343){var u1=str.charCodeAt(++i);u=65536+((u&1023)<<10)|u1&1023}if(u<=127){if(outIdx>=endIdx)break;heap[outIdx++]=u}else if(u<=2047){if(outIdx+1>=endIdx)break;heap[outIdx++]=192|u>>6;heap[outIdx++]=128|u&63}else if(u<=65535){if(outIdx+2>=endIdx)break;heap[outIdx++]=224|u>>12;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}else{if(outIdx+3>=endIdx)break;heap[outIdx++]=240|u>>18;heap[outIdx++]=128|u>>12&63;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}}heap[outIdx]=0;return outIdx-startIdx};function intArrayFromString(stringy,dontAddNull,length){var len=length>0?length:lengthBytesUTF8(stringy)+1;var u8array=new Array(len);var numBytesWritten=stringToUTF8Array(stringy,u8array,0,u8array.length);if(dontAddNull)u8array.length=numBytesWritten;return u8array}var FS_stdin_getChar=()=>{if(!FS_stdin_getChar_buffer.length){var result=null;if(typeof window!="undefined"&&typeof window.prompt=="function"){result=window.prompt("Input: ");if(result!==null){result+="\n"}}else{}if(!result){return null}FS_stdin_getChar_buffer=intArrayFromString(result,true)}return FS_stdin_getChar_buffer.shift()};var TTY={ttys:[],init(){},shutdown(){},register(dev,ops){TTY.ttys[dev]={input:[],output:[],ops:ops};FS.registerDevice(dev,TTY.stream_ops)},stream_ops:{open(stream){var tty=TTY.ttys[stream.node.rdev];if(!tty){throw new FS.ErrnoError(43)}stream.tty=tty;stream.seekable=false},close(stream){stream.tty.ops.fsync(stream.tty)},fsync(stream){stream.tty.ops.fsync(stream.tty)},read(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.get_char){throw new FS.ErrnoError(60)}var bytesRead=0;for(var i=0;i0){out(UTF8ArrayToString(tty.output,0));tty.output=[]}},ioctl_tcgets(tty){return{c_iflag:25856,c_oflag:5,c_cflag:191,c_lflag:35387,c_cc:[3,28,127,21,4,0,1,0,17,19,26,0,18,15,23,22,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]}},ioctl_tcsets(tty,optional_actions,data){return 0},ioctl_tiocgwinsz(tty){return[24,80]}},default_tty1_ops:{put_char(tty,val){if(val===null||val===10){err(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}},fsync(tty){if(tty.output&&tty.output.length>0){err(UTF8ArrayToString(tty.output,0));tty.output=[]}}}};var zeroMemory=(address,size)=>{HEAPU8.fill(0,address,address+size);return address};var alignMemory=(size,alignment)=>Math.ceil(size/alignment)*alignment;var mmapAlloc=size=>{size=alignMemory(size,65536);var ptr=_emscripten_builtin_memalign(65536,size);if(!ptr)return 0;return zeroMemory(ptr,size)};var MEMFS={ops_table:null,mount(mount){return MEMFS.createNode(null,"/",16384|511,0)},createNode(parent,name,mode,dev){if(FS.isBlkdev(mode)||FS.isFIFO(mode)){throw new FS.ErrnoError(63)}MEMFS.ops_table||={dir:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,lookup:MEMFS.node_ops.lookup,mknod:MEMFS.node_ops.mknod,rename:MEMFS.node_ops.rename,unlink:MEMFS.node_ops.unlink,rmdir:MEMFS.node_ops.rmdir,readdir:MEMFS.node_ops.readdir,symlink:MEMFS.node_ops.symlink},stream:{llseek:MEMFS.stream_ops.llseek}},file:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:{llseek:MEMFS.stream_ops.llseek,read:MEMFS.stream_ops.read,write:MEMFS.stream_ops.write,allocate:MEMFS.stream_ops.allocate,mmap:MEMFS.stream_ops.mmap,msync:MEMFS.stream_ops.msync}},link:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,readlink:MEMFS.node_ops.readlink},stream:{}},chrdev:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:FS.chrdev_stream_ops}};var node=FS.createNode(parent,name,mode,dev);if(FS.isDir(node.mode)){node.node_ops=MEMFS.ops_table.dir.node;node.stream_ops=MEMFS.ops_table.dir.stream;node.contents={}}else if(FS.isFile(node.mode)){node.node_ops=MEMFS.ops_table.file.node;node.stream_ops=MEMFS.ops_table.file.stream;node.usedBytes=0;node.contents=null}else if(FS.isLink(node.mode)){node.node_ops=MEMFS.ops_table.link.node;node.stream_ops=MEMFS.ops_table.link.stream}else if(FS.isChrdev(node.mode)){node.node_ops=MEMFS.ops_table.chrdev.node;node.stream_ops=MEMFS.ops_table.chrdev.stream}node.timestamp=Date.now();if(parent){parent.contents[name]=node;parent.timestamp=node.timestamp}return node},getFileDataAsTypedArray(node){if(!node.contents)return new Uint8Array(0);if(node.contents.subarray)return node.contents.subarray(0,node.usedBytes);return new Uint8Array(node.contents)},expandFileStorage(node,newCapacity){var prevCapacity=node.contents?node.contents.length:0;if(prevCapacity>=newCapacity)return;var CAPACITY_DOUBLING_MAX=1024*1024;newCapacity=Math.max(newCapacity,prevCapacity*(prevCapacity>>0);if(prevCapacity!=0)newCapacity=Math.max(newCapacity,256);var oldContents=node.contents;node.contents=new Uint8Array(newCapacity);if(node.usedBytes>0)node.contents.set(oldContents.subarray(0,node.usedBytes),0)},resizeFileStorage(node,newSize){if(node.usedBytes==newSize)return;if(newSize==0){node.contents=null;node.usedBytes=0}else{var oldContents=node.contents;node.contents=new Uint8Array(newSize);if(oldContents){node.contents.set(oldContents.subarray(0,Math.min(newSize,node.usedBytes)))}node.usedBytes=newSize}},node_ops:{getattr(node){var attr={};attr.dev=FS.isChrdev(node.mode)?node.id:1;attr.ino=node.id;attr.mode=node.mode;attr.nlink=1;attr.uid=0;attr.gid=0;attr.rdev=node.rdev;if(FS.isDir(node.mode)){attr.size=4096}else if(FS.isFile(node.mode)){attr.size=node.usedBytes}else if(FS.isLink(node.mode)){attr.size=node.link.length}else{attr.size=0}attr.atime=new Date(node.timestamp);attr.mtime=new Date(node.timestamp);attr.ctime=new Date(node.timestamp);attr.blksize=4096;attr.blocks=Math.ceil(attr.size/attr.blksize);return attr},setattr(node,attr){if(attr.mode!==undefined){node.mode=attr.mode}if(attr.timestamp!==undefined){node.timestamp=attr.timestamp}if(attr.size!==undefined){MEMFS.resizeFileStorage(node,attr.size)}},lookup(parent,name){throw FS.genericErrors[44]},mknod(parent,name,mode,dev){return MEMFS.createNode(parent,name,mode,dev)},rename(old_node,new_dir,new_name){if(FS.isDir(old_node.mode)){var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(new_node){for(var i in new_node.contents){throw new FS.ErrnoError(55)}}}delete old_node.parent.contents[old_node.name];old_node.parent.timestamp=Date.now();old_node.name=new_name;new_dir.contents[new_name]=old_node;new_dir.timestamp=old_node.parent.timestamp},unlink(parent,name){delete parent.contents[name];parent.timestamp=Date.now()},rmdir(parent,name){var node=FS.lookupNode(parent,name);for(var i in node.contents){throw new FS.ErrnoError(55)}delete parent.contents[name];parent.timestamp=Date.now()},readdir(node){var entries=[".",".."];for(var key of Object.keys(node.contents)){entries.push(key)}return entries},symlink(parent,newname,oldpath){var node=MEMFS.createNode(parent,newname,511|40960,0);node.link=oldpath;return node},readlink(node){if(!FS.isLink(node.mode)){throw new FS.ErrnoError(28)}return node.link}},stream_ops:{read(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=stream.node.usedBytes)return 0;var size=Math.min(stream.node.usedBytes-position,length);if(size>8&&contents.subarray){buffer.set(contents.subarray(position,position+size),offset)}else{for(var i=0;i0||position+length{var dep=!noRunDep?getUniqueRunDependency(`al ${url}`):"";readAsync(url,arrayBuffer=>{onload(new Uint8Array(arrayBuffer));if(dep)removeRunDependency(dep)},event=>{if(onerror){onerror()}else{throw`Loading data file "${url}" failed.`}});if(dep)addRunDependency(dep)};var FS_createDataFile=(parent,name,fileData,canRead,canWrite,canOwn)=>{FS.createDataFile(parent,name,fileData,canRead,canWrite,canOwn)};var preloadPlugins=Module["preloadPlugins"]||[];var FS_handledByPreloadPlugin=(byteArray,fullname,finish,onerror)=>{if(typeof Browser!="undefined")Browser.init();var handled=false;preloadPlugins.forEach(plugin=>{if(handled)return;if(plugin["canHandle"](fullname)){plugin["handle"](byteArray,fullname,finish,onerror);handled=true}});return handled};var FS_createPreloadedFile=(parent,name,url,canRead,canWrite,onload,onerror,dontCreateFile,canOwn,preFinish)=>{var fullname=name?PATH_FS.resolve(PATH.join2(parent,name)):parent;var dep=getUniqueRunDependency(`cp ${fullname}`);function processData(byteArray){function finish(byteArray){preFinish?.();if(!dontCreateFile){FS_createDataFile(parent,name,byteArray,canRead,canWrite,canOwn)}onload?.();removeRunDependency(dep)}if(FS_handledByPreloadPlugin(byteArray,fullname,finish,()=>{onerror?.();removeRunDependency(dep)})){return}finish(byteArray)}addRunDependency(dep);if(typeof url=="string"){asyncLoad(url,processData,onerror)}else{processData(url)}};var FS_modeStringToFlags=str=>{var flagModes={r:0,"r+":2,w:512|64|1,"w+":512|64|2,a:1024|64|1,"a+":1024|64|2};var flags=flagModes[str];if(typeof flags=="undefined"){throw new Error(`Unknown file open mode: ${str}`)}return flags};var FS_getMode=(canRead,canWrite)=>{var mode=0;if(canRead)mode|=292|73;if(canWrite)mode|=146;return mode};var ERRNO_CODES={EPERM:63,ENOENT:44,ESRCH:71,EINTR:27,EIO:29,ENXIO:60,E2BIG:1,ENOEXEC:45,EBADF:8,ECHILD:12,EAGAIN:6,EWOULDBLOCK:6,ENOMEM:48,EACCES:2,EFAULT:21,ENOTBLK:105,EBUSY:10,EEXIST:20,EXDEV:75,ENODEV:43,ENOTDIR:54,EISDIR:31,EINVAL:28,ENFILE:41,EMFILE:33,ENOTTY:59,ETXTBSY:74,EFBIG:22,ENOSPC:51,ESPIPE:70,EROFS:69,EMLINK:34,EPIPE:64,EDOM:18,ERANGE:68,ENOMSG:49,EIDRM:24,ECHRNG:106,EL2NSYNC:156,EL3HLT:107,EL3RST:108,ELNRNG:109,EUNATCH:110,ENOCSI:111,EL2HLT:112,EDEADLK:16,ENOLCK:46,EBADE:113,EBADR:114,EXFULL:115,ENOANO:104,EBADRQC:103,EBADSLT:102,EDEADLOCK:16,EBFONT:101,ENOSTR:100,ENODATA:116,ETIME:117,ENOSR:118,ENONET:119,ENOPKG:120,EREMOTE:121,ENOLINK:47,EADV:122,ESRMNT:123,ECOMM:124,EPROTO:65,EMULTIHOP:36,EDOTDOT:125,EBADMSG:9,ENOTUNIQ:126,EBADFD:127,EREMCHG:128,ELIBACC:129,ELIBBAD:130,ELIBSCN:131,ELIBMAX:132,ELIBEXEC:133,ENOSYS:52,ENOTEMPTY:55,ENAMETOOLONG:37,ELOOP:32,EOPNOTSUPP:138,EPFNOSUPPORT:139,ECONNRESET:15,ENOBUFS:42,EAFNOSUPPORT:5,EPROTOTYPE:67,ENOTSOCK:57,ENOPROTOOPT:50,ESHUTDOWN:140,ECONNREFUSED:14,EADDRINUSE:3,ECONNABORTED:13,ENETUNREACH:40,ENETDOWN:38,ETIMEDOUT:73,EHOSTDOWN:142,EHOSTUNREACH:23,EINPROGRESS:26,EALREADY:7,EDESTADDRREQ:17,EMSGSIZE:35,EPROTONOSUPPORT:66,ESOCKTNOSUPPORT:137,EADDRNOTAVAIL:4,ENETRESET:39,EISCONN:30,ENOTCONN:53,ETOOMANYREFS:141,EUSERS:136,EDQUOT:19,ESTALE:72,ENOTSUP:138,ENOMEDIUM:148,EILSEQ:25,EOVERFLOW:61,ECANCELED:11,ENOTRECOVERABLE:56,EOWNERDEAD:62,ESTRPIPE:135};var PROXYFS={mount(mount){return PROXYFS.createNode(null,"/",mount.opts.fs.lstat(mount.opts.root).mode,0)},createNode(parent,name,mode,dev){if(!FS.isDir(mode)&&!FS.isFile(mode)&&!FS.isLink(mode)){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}var node=FS.createNode(parent,name,mode);node.node_ops=PROXYFS.node_ops;node.stream_ops=PROXYFS.stream_ops;return node},realPath(node){var parts=[];while(node.parent!==node){parts.push(node.name);node=node.parent}parts.push(node.mount.opts.root);parts.reverse();return PATH.join(...parts)},node_ops:{getattr(node){var path=PROXYFS.realPath(node);var stat;try{stat=node.mount.opts.fs.lstat(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return{dev:stat.dev,ino:stat.ino,mode:stat.mode,nlink:stat.nlink,uid:stat.uid,gid:stat.gid,rdev:stat.rdev,size:stat.size,atime:stat.atime,mtime:stat.mtime,ctime:stat.ctime,blksize:stat.blksize,blocks:stat.blocks}},setattr(node,attr){var path=PROXYFS.realPath(node);try{if(attr.mode!==undefined){node.mount.opts.fs.chmod(path,attr.mode);node.mode=attr.mode}if(attr.timestamp!==undefined){var date=new Date(attr.timestamp);node.mount.opts.fs.utime(path,date,date)}if(attr.size!==undefined){node.mount.opts.fs.truncate(path,attr.size)}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},lookup(parent,name){try{var path=PATH.join2(PROXYFS.realPath(parent),name);var mode=parent.mount.opts.fs.lstat(path).mode;var node=PROXYFS.createNode(parent,name,mode);return node}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},mknod(parent,name,mode,dev){var node=PROXYFS.createNode(parent,name,mode,dev);var path=PROXYFS.realPath(node);try{if(FS.isDir(node.mode)){node.mount.opts.fs.mkdir(path,node.mode)}else{node.mount.opts.fs.writeFile(path,"",{mode:node.mode})}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return node},rename(oldNode,newDir,newName){var oldPath=PROXYFS.realPath(oldNode);var newPath=PATH.join2(PROXYFS.realPath(newDir),newName);try{oldNode.mount.opts.fs.rename(oldPath,newPath);oldNode.name=newName}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},unlink(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.unlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},rmdir(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.rmdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readdir(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},symlink(parent,newName,oldPath){var newPath=PATH.join2(PROXYFS.realPath(parent),newName);try{parent.mount.opts.fs.symlink(oldPath,newPath)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readlink(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}}},stream_ops:{open(stream){var path=PROXYFS.realPath(stream.node);try{stream.nfd=stream.node.mount.opts.fs.open(path,stream.flags)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},close(stream){try{stream.node.mount.opts.fs.close(stream.nfd)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},read(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.read(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},write(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.write(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},llseek(stream,offset,whence){var position=offset;if(whence===1){position+=stream.position}else if(whence===2){if(FS.isFile(stream.node.mode)){try{var stat=stream.node.node_ops.getattr(stream.node);position+=stat.size}catch(e){throw new FS.ErrnoError(ERRNO_CODES[e.code])}}}if(position<0){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}return position}}};var FS={root:null,mounts:[],devices:{},streams:[],nextInode:1,nameTable:null,currentPath:"/",initialized:false,ignorePermissions:true,ErrnoError:class{constructor(errno){this.name="ErrnoError";this.errno=errno}},genericErrors:{},filesystems:null,syncFSRequests:0,FSStream:class{constructor(){this.shared={}}get object(){return this.node}set object(val){this.node=val}get isRead(){return(this.flags&2097155)!==1}get isWrite(){return(this.flags&2097155)!==0}get isAppend(){return this.flags&1024}get flags(){return this.shared.flags}set flags(val){this.shared.flags=val}get position(){return this.shared.position}set position(val){this.shared.position=val}},FSNode:class{constructor(parent,name,mode,rdev){if(!parent){parent=this}this.parent=parent;this.mount=parent.mount;this.mounted=null;this.id=FS.nextInode++;this.name=name;this.mode=mode;this.node_ops={};this.stream_ops={};this.rdev=rdev;this.readMode=292|73;this.writeMode=146}get read(){return(this.mode&this.readMode)===this.readMode}set read(val){val?this.mode|=this.readMode:this.mode&=~this.readMode}get write(){return(this.mode&this.writeMode)===this.writeMode}set write(val){val?this.mode|=this.writeMode:this.mode&=~this.writeMode}get isFolder(){return FS.isDir(this.mode)}get isDevice(){return FS.isChrdev(this.mode)}},lookupPath(path,opts={}){path=PATH_FS.resolve(path);if(!path)return{path:"",node:null};var defaults={follow_mount:true,recurse_count:0};opts=Object.assign(defaults,opts);if(opts.recurse_count>8){throw new FS.ErrnoError(32)}var parts=path.split("/").filter(p=>!!p);var current=FS.root;var current_path="/";for(var i=0;i40){throw new FS.ErrnoError(32)}}}}return{path:current_path,node:current}},getPath(node){var path;while(true){if(FS.isRoot(node)){var mount=node.mount.mountpoint;if(!path)return mount;return mount[mount.length-1]!=="/"?`${mount}/${path}`:mount+path}path=path?`${node.name}/${path}`:node.name;node=node.parent}},hashName(parentid,name){var hash=0;for(var i=0;i>>0)%FS.nameTable.length},hashAddNode(node){var hash=FS.hashName(node.parent.id,node.name);node.name_next=FS.nameTable[hash];FS.nameTable[hash]=node},hashRemoveNode(node){var hash=FS.hashName(node.parent.id,node.name);if(FS.nameTable[hash]===node){FS.nameTable[hash]=node.name_next}else{var current=FS.nameTable[hash];while(current){if(current.name_next===node){current.name_next=node.name_next;break}current=current.name_next}}},lookupNode(parent,name){var errCode=FS.mayLookup(parent);if(errCode){throw new FS.ErrnoError(errCode)}var hash=FS.hashName(parent.id,name);for(var node=FS.nameTable[hash];node;node=node.name_next){var nodeName=node.name;if(node.parent.id===parent.id&&nodeName===name){return node}}return FS.lookup(parent,name)},createNode(parent,name,mode,rdev){var node=new FS.FSNode(parent,name,mode,rdev);FS.hashAddNode(node);return node},destroyNode(node){FS.hashRemoveNode(node)},isRoot(node){return node===node.parent},isMountpoint(node){return!!node.mounted},isFile(mode){return(mode&61440)===32768},isDir(mode){return(mode&61440)===16384},isLink(mode){return(mode&61440)===40960},isChrdev(mode){return(mode&61440)===8192},isBlkdev(mode){return(mode&61440)===24576},isFIFO(mode){return(mode&61440)===4096},isSocket(mode){return(mode&49152)===49152},flagsToPermissionString(flag){var perms=["r","w","rw"][flag&3];if(flag&512){perms+="w"}return perms},nodePermissions(node,perms){if(FS.ignorePermissions){return 0}if(perms.includes("r")&&!(node.mode&292)){return 2}else if(perms.includes("w")&&!(node.mode&146)){return 2}else if(perms.includes("x")&&!(node.mode&73)){return 2}return 0},mayLookup(dir){if(!FS.isDir(dir.mode))return 54;var errCode=FS.nodePermissions(dir,"x");if(errCode)return errCode;if(!dir.node_ops.lookup)return 2;return 0},mayCreate(dir,name){try{var node=FS.lookupNode(dir,name);return 20}catch(e){}return FS.nodePermissions(dir,"wx")},mayDelete(dir,name,isdir){var node;try{node=FS.lookupNode(dir,name)}catch(e){return e.errno}var errCode=FS.nodePermissions(dir,"wx");if(errCode){return errCode}if(isdir){if(!FS.isDir(node.mode)){return 54}if(FS.isRoot(node)||FS.getPath(node)===FS.cwd()){return 10}}else{if(FS.isDir(node.mode)){return 31}}return 0},mayOpen(node,flags){if(!node){return 44}if(FS.isLink(node.mode)){return 32}else if(FS.isDir(node.mode)){if(FS.flagsToPermissionString(flags)!=="r"||flags&512){return 31}}return FS.nodePermissions(node,FS.flagsToPermissionString(flags))},MAX_OPEN_FDS:4096,nextfd(){for(var fd=0;fd<=FS.MAX_OPEN_FDS;fd++){if(!FS.streams[fd]){return fd}}throw new FS.ErrnoError(33)},getStreamChecked(fd){var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}return stream},getStream:fd=>FS.streams[fd],createStream(stream,fd=-1){stream=Object.assign(new FS.FSStream,stream);if(fd==-1){fd=FS.nextfd()}stream.fd=fd;FS.streams[fd]=stream;return stream},closeStream(fd){FS.streams[fd]=null},dupStream(origStream,fd=-1){var stream=FS.createStream(origStream,fd);stream.stream_ops?.dup?.(stream);return stream},chrdev_stream_ops:{open(stream){var device=FS.getDevice(stream.node.rdev);stream.stream_ops=device.stream_ops;stream.stream_ops.open?.(stream)},llseek(){throw new FS.ErrnoError(70)}},major:dev=>dev>>8,minor:dev=>dev&255,makedev:(ma,mi)=>ma<<8|mi,registerDevice(dev,ops){FS.devices[dev]={stream_ops:ops}},getDevice:dev=>FS.devices[dev],getMounts(mount){var mounts=[];var check=[mount];while(check.length){var m=check.pop();mounts.push(m);check.push(...m.mounts)}return mounts},syncfs(populate,callback){if(typeof populate=="function"){callback=populate;populate=false}FS.syncFSRequests++;if(FS.syncFSRequests>1){err(`warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work`)}var mounts=FS.getMounts(FS.root.mount);var completed=0;function doCallback(errCode){FS.syncFSRequests--;return callback(errCode)}function done(errCode){if(errCode){if(!done.errored){done.errored=true;return doCallback(errCode)}return}if(++completed>=mounts.length){doCallback(null)}}mounts.forEach(mount=>{if(!mount.type.syncfs){return done(null)}mount.type.syncfs(mount,populate,done)})},mount(type,opts,mountpoint){var root=mountpoint==="/";var pseudo=!mountpoint;var node;if(root&&FS.root){throw new FS.ErrnoError(10)}else if(!root&&!pseudo){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});mountpoint=lookup.path;node=lookup.node;if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}if(!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}}var mount={type:type,opts:opts,mountpoint:mountpoint,mounts:[]};var mountRoot=type.mount(mount);mountRoot.mount=mount;mount.root=mountRoot;if(root){FS.root=mountRoot}else if(node){node.mounted=mount;if(node.mount){node.mount.mounts.push(mount)}}return mountRoot},unmount(mountpoint){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});if(!FS.isMountpoint(lookup.node)){throw new FS.ErrnoError(28)}var node=lookup.node;var mount=node.mounted;var mounts=FS.getMounts(mount);Object.keys(FS.nameTable).forEach(hash=>{var current=FS.nameTable[hash];while(current){var next=current.name_next;if(mounts.includes(current.mount)){FS.destroyNode(current)}current=next}});node.mounted=null;var idx=node.mount.mounts.indexOf(mount);node.mount.mounts.splice(idx,1)},lookup(parent,name){return parent.node_ops.lookup(parent,name)},mknod(path,mode,dev){var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);if(!name||name==="."||name===".."){throw new FS.ErrnoError(28)}var errCode=FS.mayCreate(parent,name);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.mknod){throw new FS.ErrnoError(63)}return parent.node_ops.mknod(parent,name,mode,dev)},create(path,mode){mode=mode!==undefined?mode:438;mode&=4095;mode|=32768;return FS.mknod(path,mode,0)},mkdir(path,mode){mode=mode!==undefined?mode:511;mode&=511|512;mode|=16384;return FS.mknod(path,mode,0)},mkdirTree(path,mode){var dirs=path.split("/");var d="";for(var i=0;iFS.currentPath,chdir(path){var lookup=FS.lookupPath(path,{follow:true});if(lookup.node===null){throw new FS.ErrnoError(44)}if(!FS.isDir(lookup.node.mode)){throw new FS.ErrnoError(54)}var errCode=FS.nodePermissions(lookup.node,"x");if(errCode){throw new FS.ErrnoError(errCode)}FS.currentPath=lookup.path},createDefaultDirectories(){FS.mkdir("/tmp");FS.mkdir("/home");FS.mkdir("/home/web_user")},createDefaultDevices(){FS.mkdir("/dev");FS.registerDevice(FS.makedev(1,3),{read:()=>0,write:(stream,buffer,offset,length,pos)=>length});FS.mkdev("/dev/null",FS.makedev(1,3));TTY.register(FS.makedev(5,0),TTY.default_tty_ops);TTY.register(FS.makedev(6,0),TTY.default_tty1_ops);FS.mkdev("/dev/tty",FS.makedev(5,0));FS.mkdev("/dev/tty1",FS.makedev(6,0));var randomBuffer=new Uint8Array(1024),randomLeft=0;var randomByte=()=>{if(randomLeft===0){randomLeft=randomFill(randomBuffer).byteLength}return randomBuffer[--randomLeft]};FS.createDevice("/dev","random",randomByte);FS.createDevice("/dev","urandom",randomByte);FS.mkdir("/dev/shm");FS.mkdir("/dev/shm/tmp")},createSpecialDirectories(){FS.mkdir("/proc");var proc_self=FS.mkdir("/proc/self");FS.mkdir("/proc/self/fd");FS.mount({mount(){var node=FS.createNode(proc_self,"fd",16384|511,73);node.node_ops={lookup(parent,name){var fd=+name;var stream=FS.getStreamChecked(fd);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}};return node}},{},"/proc/self/fd")},createStandardStreams(){if(Module["stdin"]){FS.createDevice("/dev","stdin",Module["stdin"])}else{FS.symlink("/dev/tty","/dev/stdin")}if(Module["stdout"]){FS.createDevice("/dev","stdout",null,Module["stdout"])}else{FS.symlink("/dev/tty","/dev/stdout")}if(Module["stderr"]){FS.createDevice("/dev","stderr",null,Module["stderr"])}else{FS.symlink("/dev/tty1","/dev/stderr")}var stdin=FS.open("/dev/stdin",0);var stdout=FS.open("/dev/stdout",1);var stderr=FS.open("/dev/stderr",1)},staticInit(){[44].forEach(code=>{FS.genericErrors[code]=new FS.ErrnoError(code);FS.genericErrors[code].stack=""});FS.nameTable=new Array(4096);FS.mount(MEMFS,{},"/");FS.createDefaultDirectories();FS.createDefaultDevices();FS.createSpecialDirectories();FS.filesystems={MEMFS:MEMFS,PROXYFS:PROXYFS}},init(input,output,error){FS.init.initialized=true;Module["stdin"]=input||Module["stdin"];Module["stdout"]=output||Module["stdout"];Module["stderr"]=error||Module["stderr"];FS.createStandardStreams()},quit(){FS.init.initialized=false;_fflush(0);for(var i=0;ithis.length-1||idx<0){return undefined}var chunkOffset=idx%this.chunkSize;var chunkNum=idx/this.chunkSize|0;return this.getter(chunkNum)[chunkOffset]}setDataGetter(getter){this.getter=getter}cacheLength(){var xhr=new XMLHttpRequest;xhr.open("HEAD",url,false);xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);var datalength=Number(xhr.getResponseHeader("Content-length"));var header;var hasByteServing=(header=xhr.getResponseHeader("Accept-Ranges"))&&header==="bytes";var usesGzip=(header=xhr.getResponseHeader("Content-Encoding"))&&header==="gzip";var chunkSize=1024*1024;if(!hasByteServing)chunkSize=datalength;var doXHR=(from,to)=>{if(from>to)throw new Error("invalid range ("+from+", "+to+") or no bytes requested!");if(to>datalength-1)throw new Error("only "+datalength+" bytes available! programmer error!");var xhr=new XMLHttpRequest;xhr.open("GET",url,false);if(datalength!==chunkSize)xhr.setRequestHeader("Range","bytes="+from+"-"+to);xhr.responseType="arraybuffer";if(xhr.overrideMimeType){xhr.overrideMimeType("text/plain; charset=x-user-defined")}xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);if(xhr.response!==undefined){return new Uint8Array(xhr.response||[])}return intArrayFromString(xhr.responseText||"",true)};var lazyArray=this;lazyArray.setDataGetter(chunkNum=>{var start=chunkNum*chunkSize;var end=(chunkNum+1)*chunkSize-1;end=Math.min(end,datalength-1);if(typeof lazyArray.chunks[chunkNum]=="undefined"){lazyArray.chunks[chunkNum]=doXHR(start,end)}if(typeof lazyArray.chunks[chunkNum]=="undefined")throw new Error("doXHR failed!");return lazyArray.chunks[chunkNum]});if(usesGzip||!datalength){chunkSize=datalength=1;datalength=this.getter(0).length;chunkSize=datalength;out("LazyFiles on gzip forces download of the whole file when length is accessed")}this._length=datalength;this._chunkSize=chunkSize;this.lengthKnown=true}get length(){if(!this.lengthKnown){this.cacheLength()}return this._length}get chunkSize(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}}if(typeof XMLHttpRequest!="undefined"){if(!ENVIRONMENT_IS_WORKER)throw"Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc";var lazyArray=new LazyUint8Array;var properties={isDevice:false,contents:lazyArray}}else{var properties={isDevice:false,url:url}}var node=FS.createFile(parent,name,properties,canRead,canWrite);if(properties.contents){node.contents=properties.contents}else if(properties.url){node.contents=null;node.url=properties.url}Object.defineProperties(node,{usedBytes:{get:function(){return this.contents.length}}});var stream_ops={};var keys=Object.keys(node.stream_ops);keys.forEach(key=>{var fn=node.stream_ops[key];stream_ops[key]=(...args)=>{FS.forceLoadFile(node);return fn(...args)}});function writeChunks(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=contents.length)return 0;var size=Math.min(contents.length-position,length);if(contents.slice){for(var i=0;i{FS.forceLoadFile(node);return writeChunks(stream,buffer,offset,length,position)};stream_ops.mmap=(stream,length,position,prot,flags)=>{FS.forceLoadFile(node);var ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}writeChunks(stream,HEAP8,ptr,length,position);return{ptr:ptr,allocated:true}};node.stream_ops=stream_ops;return node}};Module["FS"]=FS;var SOCKFS={mount(mount){Module["websocket"]=Module["websocket"]&&"object"===typeof Module["websocket"]?Module["websocket"]:{};Module["websocket"]._callbacks={};Module["websocket"]["on"]=function(event,callback){if("function"===typeof callback){this._callbacks[event]=callback}return this};Module["websocket"].emit=function(event,param){if("function"===typeof this._callbacks[event]){this._callbacks[event].call(this,param)}};return FS.createNode(null,"/",16384|511,0)},createSocket(family,type,protocol){type&=~526336;var streaming=type==1;if(streaming&&protocol&&protocol!=6){throw new FS.ErrnoError(66)}var sock={family:family,type:type,protocol:protocol,server:null,error:null,peers:{},pending:[],recv_queue:[],sock_ops:SOCKFS.websocket_sock_ops};var name=SOCKFS.nextname();var node=FS.createNode(SOCKFS.root,name,49152,0);node.sock=sock;var stream=FS.createStream({path:name,node:node,flags:2,seekable:false,stream_ops:SOCKFS.stream_ops});sock.stream=stream;return sock},getSocket(fd){var stream=FS.getStream(fd);if(!stream||!FS.isSocket(stream.node.mode)){return null}return stream.node.sock},stream_ops:{poll(stream){var sock=stream.node.sock;return sock.sock_ops.poll(sock)},ioctl(stream,request,varargs){var sock=stream.node.sock;return sock.sock_ops.ioctl(sock,request,varargs)},read(stream,buffer,offset,length,position){var sock=stream.node.sock;var msg=sock.sock_ops.recvmsg(sock,length);if(!msg){return 0}buffer.set(msg.buffer,offset);return msg.buffer.length},write(stream,buffer,offset,length,position){var sock=stream.node.sock;return sock.sock_ops.sendmsg(sock,buffer,offset,length)},close(stream){var sock=stream.node.sock;sock.sock_ops.close(sock)}},nextname(){if(!SOCKFS.nextname.current){SOCKFS.nextname.current=0}return"socket["+SOCKFS.nextname.current+++"]"},websocket_sock_ops:{createPeer(sock,addr,port){var ws;if(typeof addr=="object"){ws=addr;addr=null;port=null}if(ws){if(ws._socket){addr=ws._socket.remoteAddress;port=ws._socket.remotePort}else{var result=/ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url);if(!result){throw new Error("WebSocket URL must be in the format ws(s)://address:port")}addr=result[1];port=parseInt(result[2],10)}}else{try{var runtimeConfig=Module["websocket"]&&"object"===typeof Module["websocket"];var url="ws:#".replace("#","//");if(runtimeConfig){if("function"===typeof Module["websocket"]["url"]) { -url = Module["websocket"]["url"](...arguments); -}else if ("string" === typeof Module["websocket"]["url"]){url=Module["websocket"]["url"]}}if(url==="ws://"||url==="wss://"){var parts=addr.split("/");url=url+parts[0]+":"+port+"/"+parts.slice(1).join("/")}var subProtocols="binary";if(runtimeConfig){if("string"===typeof Module["websocket"]["subprotocol"]){subProtocols=Module["websocket"]["subprotocol"]}}var opts=undefined;if(subProtocols!=="null"){subProtocols=subProtocols.replace(/^ +| +$/g,"").split(/ *, */);opts=subProtocols}if(runtimeConfig&&null===Module["websocket"]["subprotocol"]){subProtocols="null";opts=undefined}var WebSocketConstructor;{WebSocketConstructor=WebSocket}if (Module['websocket']['decorator']) {WebSocketConstructor = Module['websocket']['decorator'](WebSocketConstructor);}ws = new WebSocketConstructor(url,opts);ws.binaryType="arraybuffer"}catch(e){throw new FS.ErrnoError(23)}}var peer={addr:addr,port:port,socket:ws,dgram_send_queue:[]};SOCKFS.websocket_sock_ops.addPeer(sock,peer);SOCKFS.websocket_sock_ops.handlePeerEvents(sock,peer);if(sock.type===2&&typeof sock.sport!="undefined"){peer.dgram_send_queue.push(new Uint8Array([255,255,255,255,"p".charCodeAt(0),"o".charCodeAt(0),"r".charCodeAt(0),"t".charCodeAt(0),(sock.sport&65280)>>8,sock.sport&255]))}return peer},getPeer(sock,addr,port){return sock.peers[addr+":"+port]},addPeer(sock,peer){sock.peers[peer.addr+":"+peer.port]=peer},removePeer(sock,peer){delete sock.peers[peer.addr+":"+peer.port]},handlePeerEvents(sock,peer){var first=true;var handleOpen=function(){Module["websocket"].emit("open",sock.stream.fd);try{var queued=peer.dgram_send_queue.shift();while(queued){peer.socket.send(queued);queued=peer.dgram_send_queue.shift()}}catch(e){peer.socket.close()}};function handleMessage(data){if(typeof data=="string"){var encoder=new TextEncoder;data=encoder.encode(data)}else{assert(data.byteLength!==undefined);if(data.byteLength==0){return}data=new Uint8Array(data)}var wasfirst=first;first=false;if(wasfirst&&data.length===10&&data[0]===255&&data[1]===255&&data[2]===255&&data[3]===255&&data[4]==="p".charCodeAt(0)&&data[5]==="o".charCodeAt(0)&&data[6]==="r".charCodeAt(0)&&data[7]==="t".charCodeAt(0)){var newport=data[8]<<8|data[9];SOCKFS.websocket_sock_ops.removePeer(sock,peer);peer.port=newport;SOCKFS.websocket_sock_ops.addPeer(sock,peer);return}sock.recv_queue.push({addr:peer.addr,port:peer.port,data:data});Module["websocket"].emit("message",sock.stream.fd)}if(ENVIRONMENT_IS_NODE){peer.socket.on("open",handleOpen);peer.socket.on("message",function(data,isBinary){if(!isBinary){return}handleMessage(new Uint8Array(data).buffer)});peer.socket.on("close",function(){Module["websocket"].emit("close",sock.stream.fd)});peer.socket.on("error",function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])})}else{peer.socket.onopen=handleOpen;peer.socket.onclose=function(){Module["websocket"].emit("close",sock.stream.fd)};peer.socket.onmessage=function peer_socket_onmessage(event){handleMessage(event.data)};peer.socket.onerror=function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])}}},poll(sock){if(sock.type===1&&sock.server){return sock.pending.length?64|1:0}var mask=0;var dest=sock.type===1?SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport):null;if(sock.recv_queue.length||!dest||dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=64|1}if(!dest||dest&&dest.socket.readyState===dest.socket.OPEN){mask|=4}if(dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=16}return mask},ioctl(sock,request,arg){switch(request){case 21531:var bytes=0;if(sock.recv_queue.length){bytes=sock.recv_queue[0].data.length}HEAP32[arg>>2]=bytes;return 0;default:return 28}},close(sock){if(sock.server){try{sock.server.close()}catch(e){}sock.server=null}var peers=Object.keys(sock.peers);for(var i=0;i{var socket=SOCKFS.getSocket(fd);if(!socket)throw new FS.ErrnoError(8);return socket};var inetPton4=str=>{var b=str.split(".");for(var i=0;i<4;i++){var tmp=Number(b[i]);if(isNaN(tmp))return null;b[i]=tmp}return(b[0]|b[1]<<8|b[2]<<16|b[3]<<24)>>>0};var jstoi_q=str=>parseInt(str);var inetPton6=str=>{var words;var w,offset,z;var valid6regx=/^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i;var parts=[];if(!valid6regx.test(str)){return null}if(str==="::"){return[0,0,0,0,0,0,0,0]}if(str.startsWith("::")){str=str.replace("::","Z:")}else{str=str.replace("::",":Z:")}if(str.indexOf(".")>0){str=str.replace(new RegExp("[.]","g"),":");words=str.split(":");words[words.length-4]=jstoi_q(words[words.length-4])+jstoi_q(words[words.length-3])*256;words[words.length-3]=jstoi_q(words[words.length-2])+jstoi_q(words[words.length-1])*256;words=words.slice(0,words.length-2)}else{words=str.split(":")}offset=0;z=0;for(w=0;w{switch(family){case 2:addr=inetPton4(addr);zeroMemory(sa,16);if(addrlen){HEAP32[addrlen>>2]=16}HEAP16[sa>>1]=family;HEAP32[sa+4>>2]=addr;HEAP16[sa+2>>1]=_htons(port);break;case 10:addr=inetPton6(addr);zeroMemory(sa,28);if(addrlen){HEAP32[addrlen>>2]=28}HEAP32[sa>>2]=family;HEAP32[sa+8>>2]=addr[0];HEAP32[sa+12>>2]=addr[1];HEAP32[sa+16>>2]=addr[2];HEAP32[sa+20>>2]=addr[3];HEAP16[sa+2>>1]=_htons(port);break;default:return 5}return 0};var DNS={address_map:{id:1,addrs:{},names:{}},lookup_name(name){var res=inetPton4(name);if(res!==null){return name}res=inetPton6(name);if(res!==null){return name}var addr;if(DNS.address_map.addrs[name]){addr=DNS.address_map.addrs[name]}else{var id=DNS.address_map.id++;assert(id<65535,"exceeded max address mappings of 65535");addr="172.29."+(id&255)+"."+(id&65280);DNS.address_map.names[addr]=name;DNS.address_map.addrs[name]=addr}return addr},lookup_addr(addr){if(DNS.address_map.names[addr]){return DNS.address_map.names[addr]}return null}};function ___syscall_accept4(fd,addr,addrlen,flags,d1,d2){try{var sock=getSocketFromFD(fd);var newsock=sock.sock_ops.accept(sock);if(addr){var errno=writeSockaddr(addr,newsock.family,DNS.lookup_name(newsock.daddr),newsock.dport,addrlen)}return newsock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var inetNtop4=addr=>(addr&255)+"."+(addr>>8&255)+"."+(addr>>16&255)+"."+(addr>>24&255);var inetNtop6=ints=>{var str="";var word=0;var longest=0;var lastzero=0;var zstart=0;var len=0;var i=0;var parts=[ints[0]&65535,ints[0]>>16,ints[1]&65535,ints[1]>>16,ints[2]&65535,ints[2]>>16,ints[3]&65535,ints[3]>>16];var hasipv4=true;var v4part="";for(i=0;i<5;i++){if(parts[i]!==0){hasipv4=false;break}}if(hasipv4){v4part=inetNtop4(parts[6]|parts[7]<<16);if(parts[5]===-1){str="::ffff:";str+=v4part;return str}if(parts[5]===0){str="::";if(v4part==="0.0.0.0")v4part="";if(v4part==="0.0.0.1")v4part="1";str+=v4part;return str}}for(word=0;word<8;word++){if(parts[word]===0){if(word-lastzero>1){len=0}lastzero=word;len++}if(len>longest){longest=len;zstart=word-longest+1}}for(word=0;word<8;word++){if(longest>1){if(parts[word]===0&&word>=zstart&&word{var family=HEAP16[sa>>1];var port=_ntohs(HEAPU16[sa+2>>1]);var addr;switch(family){case 2:if(salen!==16){return{errno:28}}addr=HEAP32[sa+4>>2];addr=inetNtop4(addr);break;case 10:if(salen!==28){return{errno:28}}addr=[HEAP32[sa+8>>2],HEAP32[sa+12>>2],HEAP32[sa+16>>2],HEAP32[sa+20>>2]];addr=inetNtop6(addr);break;default:return{errno:5}}return{family:family,addr:addr,port:port}};var getSocketAddress=(addrp,addrlen,allowNull)=>{if(allowNull&&addrp===0)return null;var info=readSockaddr(addrp,addrlen);if(info.errno)throw new FS.ErrnoError(info.errno);info.addr=DNS.lookup_addr(info.addr)||info.addr;return info};function ___syscall_bind(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.bind(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var SYSCALLS={DEFAULT_POLLMASK:5,calculateAt(dirfd,path,allowEmpty){if(PATH.isAbs(path)){return path}var dir;if(dirfd===-100){dir=FS.cwd()}else{var dirstream=SYSCALLS.getStreamFromFD(dirfd);dir=dirstream.path}if(path.length==0){if(!allowEmpty){throw new FS.ErrnoError(44)}return dir}return PATH.join2(dir,path)},doStat(func,path,buf){var stat=func(path);HEAP32[buf>>2]=stat.dev;HEAP32[buf+4>>2]=stat.mode;HEAPU32[buf+8>>2]=stat.nlink;HEAP32[buf+12>>2]=stat.uid;HEAP32[buf+16>>2]=stat.gid;HEAP32[buf+20>>2]=stat.rdev;tempI64=[stat.size>>>0,(tempDouble=stat.size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+24>>2]=tempI64[0],HEAP32[buf+28>>2]=tempI64[1];HEAP32[buf+32>>2]=4096;HEAP32[buf+36>>2]=stat.blocks;var atime=stat.atime.getTime();var mtime=stat.mtime.getTime();var ctime=stat.ctime.getTime();tempI64=[Math.floor(atime/1e3)>>>0,(tempDouble=Math.floor(atime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+40>>2]=tempI64[0],HEAP32[buf+44>>2]=tempI64[1];HEAPU32[buf+48>>2]=atime%1e3*1e3;tempI64=[Math.floor(mtime/1e3)>>>0,(tempDouble=Math.floor(mtime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+56>>2]=tempI64[0],HEAP32[buf+60>>2]=tempI64[1];HEAPU32[buf+64>>2]=mtime%1e3*1e3;tempI64=[Math.floor(ctime/1e3)>>>0,(tempDouble=Math.floor(ctime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+72>>2]=tempI64[0],HEAP32[buf+76>>2]=tempI64[1];HEAPU32[buf+80>>2]=ctime%1e3*1e3;tempI64=[stat.ino>>>0,(tempDouble=stat.ino,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+88>>2]=tempI64[0],HEAP32[buf+92>>2]=tempI64[1];return 0},doMsync(addr,stream,len,flags,offset){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}if(flags&2){return 0}var buffer=HEAPU8.slice(addr,addr+len);FS.msync(stream,buffer,offset,len,flags)},getStreamFromFD(fd){var stream=FS.getStreamChecked(fd);return stream},varargs:undefined,getStr(ptr){var ret=UTF8ToString(ptr);return ret}};function ___syscall_chdir(path){try{path=SYSCALLS.getStr(path);FS.chdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_chmod(path,mode){try{path=SYSCALLS.getStr(path);FS.chmod(path,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_connect(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.connect(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup(fd){try{var old=SYSCALLS.getStreamFromFD(fd);return FS.dupStream(old).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup3(fd,newfd,flags){try{var old=SYSCALLS.getStreamFromFD(fd);if(old.fd===newfd)return-28;var existing=FS.getStream(newfd);if(existing)FS.close(existing);return FS.dupStream(old,newfd).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_faccessat(dirfd,path,amode,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(amode&~7){return-28}var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;if(!node){return-44}var perms="";if(amode&4)perms+="r";if(amode&2)perms+="w";if(amode&1)perms+="x";if(perms&&FS.nodePermissions(node,perms)){return-2}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchmod(fd,mode){try{FS.fchmod(fd,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchown32(fd,owner,group){try{FS.fchown(fd,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchownat(dirfd,path,owner,group,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;flags=flags&~256;path=SYSCALLS.calculateAt(dirfd,path);(nofollow?FS.lchown:FS.chown)(path,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function syscallGetVarargI(){var ret=HEAP32[+SYSCALLS.varargs>>2];SYSCALLS.varargs+=4;return ret}var syscallGetVarargP=syscallGetVarargI;function ___syscall_fcntl64(fd,cmd,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(cmd){case 0:{var arg=syscallGetVarargI();if(arg<0){return-28}while(FS.streams[arg]){arg++}var newStream;newStream=FS.dupStream(stream,arg);return newStream.fd}case 1:case 2:return 0;case 3:return stream.flags;case 4:{var arg=syscallGetVarargI();stream.flags|=arg;return 0}case 12:{var arg=syscallGetVarargP();var offset=0;HEAP16[arg+offset>>1]=2;return 0}case 13:case 14:return 0}return-28}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fstat64(fd,buf){try{var stream=SYSCALLS.getStreamFromFD(fd);return SYSCALLS.doStat(FS.stat,stream.path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var convertI32PairToI53Checked=(lo,hi)=>hi+2097152>>>0<4194305-!!lo?(lo>>>0)+hi*4294967296:NaN;function ___syscall_ftruncate64(fd,length_low,length_high){var length=convertI32PairToI53Checked(length_low,length_high);try{if(isNaN(length))return 61;FS.ftruncate(fd,length);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var stringToUTF8=(str,outPtr,maxBytesToWrite)=>stringToUTF8Array(str,HEAPU8,outPtr,maxBytesToWrite);Module["stringToUTF8"]=stringToUTF8;function ___syscall_getcwd(buf,size){try{if(size===0)return-28;var cwd=FS.cwd();var cwdLengthInBytes=lengthBytesUTF8(cwd)+1;if(size>>0,(tempDouble=id,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos>>2]=tempI64[0],HEAP32[dirp+pos+4>>2]=tempI64[1];tempI64=[(idx+1)*struct_size>>>0,(tempDouble=(idx+1)*struct_size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos+8>>2]=tempI64[0],HEAP32[dirp+pos+12>>2]=tempI64[1];HEAP16[dirp+pos+16>>1]=280;HEAP8[dirp+pos+18]=type;stringToUTF8(name,dirp+pos+19,256);pos+=struct_size;idx+=1}FS.llseek(stream,idx*struct_size,0);return pos}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getpeername(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);if(!sock.daddr){return-53}var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.daddr),sock.dport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockname(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.saddr||"0.0.0.0"),sock.sport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockopt(fd,level,optname,optval,optlen,d1){try{var sock=getSocketFromFD(fd);if(level===1){if(optname===4){HEAP32[optval>>2]=sock.error;HEAP32[optlen>>2]=4;sock.error=null;return 0}}return-50}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_ioctl(fd,op,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(op){case 21509:{if(!stream.tty)return-59;return 0}case 21505:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcgets){var termios=stream.tty.ops.ioctl_tcgets(stream);var argp=syscallGetVarargP();HEAP32[argp>>2]=termios.c_iflag||0;HEAP32[argp+4>>2]=termios.c_oflag||0;HEAP32[argp+8>>2]=termios.c_cflag||0;HEAP32[argp+12>>2]=termios.c_lflag||0;for(var i=0;i<32;i++){HEAP8[argp+i+17]=termios.c_cc[i]||0}return 0}return 0}case 21510:case 21511:case 21512:{if(!stream.tty)return-59;return 0}case 21506:case 21507:case 21508:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcsets){var argp=syscallGetVarargP();var c_iflag=HEAP32[argp>>2];var c_oflag=HEAP32[argp+4>>2];var c_cflag=HEAP32[argp+8>>2];var c_lflag=HEAP32[argp+12>>2];var c_cc=[];for(var i=0;i<32;i++){c_cc.push(HEAP8[argp+i+17])}return stream.tty.ops.ioctl_tcsets(stream.tty,op,{c_iflag:c_iflag,c_oflag:c_oflag,c_cflag:c_cflag,c_lflag:c_lflag,c_cc:c_cc})}return 0}case 21519:{if(!stream.tty)return-59;var argp=syscallGetVarargP();HEAP32[argp>>2]=0;return 0}case 21520:{if(!stream.tty)return-59;return-28}case 21531:{var argp=syscallGetVarargP();return FS.ioctl(stream,op,argp)}case 21523:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tiocgwinsz){var winsize=stream.tty.ops.ioctl_tiocgwinsz(stream.tty);var argp=syscallGetVarargP();HEAP16[argp>>1]=winsize[0];HEAP16[argp+2>>1]=winsize[1]}return 0}case 21524:{if(!stream.tty)return-59;return 0}case 21515:{if(!stream.tty)return-59;return 0}default:return-28}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_listen(fd,backlog){try{var sock=getSocketFromFD(fd);sock.sock_ops.listen(sock,backlog);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_lstat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.lstat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_mkdirat(dirfd,path,mode){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);path=PATH.normalize(path);if(path[path.length-1]==="/")path=path.substr(0,path.length-1);FS.mkdir(path,mode,0);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_newfstatat(dirfd,path,buf,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;var allowEmpty=flags&4096;flags=flags&~6400;path=SYSCALLS.calculateAt(dirfd,path,allowEmpty);return SYSCALLS.doStat(nofollow?FS.lstat:FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_openat(dirfd,path,flags,varargs){SYSCALLS.varargs=varargs;try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);var mode=varargs?syscallGetVarargI():0;return FS.open(path,flags,mode).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var PIPEFS={BUCKET_BUFFER_SIZE:8192,mount(mount){return FS.createNode(null,"/",16384|511,0)},createPipe(){var pipe={buckets:[],refcnt:2};pipe.buckets.push({buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:0,roffset:0});var rName=PIPEFS.nextname();var wName=PIPEFS.nextname();var rNode=FS.createNode(PIPEFS.root,rName,4096,0);var wNode=FS.createNode(PIPEFS.root,wName,4096,0);rNode.pipe=pipe;wNode.pipe=pipe;var readableStream=FS.createStream({path:rName,node:rNode,flags:0,seekable:false,stream_ops:PIPEFS.stream_ops});rNode.stream=readableStream;var writableStream=FS.createStream({path:wName,node:wNode,flags:1,seekable:false,stream_ops:PIPEFS.stream_ops});wNode.stream=writableStream;return{readable_fd:readableStream.fd,writable_fd:writableStream.fd}},stream_ops:{poll(stream){var pipe=stream.node.pipe;if((stream.flags&2097155)===1){return 256|4}if(pipe.buckets.length>0){for(var i=0;i0){return 64|1}}}return 0},ioctl(stream,request,varargs){return 28},fsync(stream){return 28},read(stream,buffer,offset,length,position){var pipe=stream.node.pipe;var currentLength=0;for(var i=0;i=dataLen){currBucket.buffer.set(data,currBucket.offset);currBucket.offset+=dataLen;return dataLen}else if(freeBytesInCurrBuffer>0){currBucket.buffer.set(data.subarray(0,freeBytesInCurrBuffer),currBucket.offset);currBucket.offset+=freeBytesInCurrBuffer;data=data.subarray(freeBytesInCurrBuffer,data.byteLength)}var numBuckets=data.byteLength/PIPEFS.BUCKET_BUFFER_SIZE|0;var remElements=data.byteLength%PIPEFS.BUCKET_BUFFER_SIZE;for(var i=0;i0){var newBucket={buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:data.byteLength,roffset:0};pipe.buckets.push(newBucket);newBucket.buffer.set(data)}return dataLen},close(stream){var pipe=stream.node.pipe;pipe.refcnt--;if(pipe.refcnt===0){pipe.buckets=null}}},nextname(){if(!PIPEFS.nextname.current){PIPEFS.nextname.current=0}return"pipe["+PIPEFS.nextname.current+++"]"}};function ___syscall_pipe(fdPtr){try{if(fdPtr==0){throw new FS.ErrnoError(21)}var res=PIPEFS.createPipe();HEAP32[fdPtr>>2]=res.readable_fd;HEAP32[fdPtr+4>>2]=res.writable_fd;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_poll(fds,nfds,timeout){try{var nonzero=0;for(var i=0;i>2];var events=HEAP16[pollfd+4>>1];var mask=32;var stream=FS.getStream(fd);if(stream){mask=SYSCALLS.DEFAULT_POLLMASK;if (stream.stream_ops?.poll){mask=stream.stream_ops.poll(stream,-1)}}mask&=events|8|16;if(mask)nonzero++;HEAP16[pollfd+6>>1]=mask}return nonzero}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_readlinkat(dirfd,path,buf,bufsize){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(bufsize<=0)return-28;var ret=FS.readlink(path);var len=Math.min(bufsize,lengthBytesUTF8(ret));var endChar=HEAP8[buf+len];stringToUTF8(ret,buf,bufsize+1);HEAP8[buf+len]=endChar;return len}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_recvfrom(fd,buf,len,flags,addr,addrlen){try{var sock=getSocketFromFD(fd);var msg=sock.sock_ops.recvmsg(sock, len, typeof flags !== "undefined" ? flags : 0);if(!msg)return 0;if(addr){var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(msg.addr),msg.port,addrlen)}HEAPU8.set(msg.buffer,buf);return msg.buffer.byteLength}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_renameat(olddirfd,oldpath,newdirfd,newpath){try{oldpath=SYSCALLS.getStr(oldpath);newpath=SYSCALLS.getStr(newpath);oldpath=SYSCALLS.calculateAt(olddirfd,oldpath);newpath=SYSCALLS.calculateAt(newdirfd,newpath);FS.rename(oldpath,newpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_rmdir(path){try{path=SYSCALLS.getStr(path);FS.rmdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_sendto(fd,message,length,flags,addr,addr_len){try{var sock=getSocketFromFD(fd);var dest=getSocketAddress(addr,addr_len,true);if(!dest){return FS.write(sock.stream,HEAP8,message,length)}return sock.sock_ops.sendmsg(sock,HEAP8,message,length,dest.addr,dest.port)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_socket(domain,type,protocol){try{var sock=SOCKFS.createSocket(domain,type,protocol);return sock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_stat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_statfs64(path,size,buf){try{path=SYSCALLS.getStr(path);HEAP32[buf+4>>2]=4096;HEAP32[buf+40>>2]=4096;HEAP32[buf+8>>2]=1e6;HEAP32[buf+12>>2]=5e5;HEAP32[buf+16>>2]=5e5;HEAP32[buf+20>>2]=FS.nextInode;HEAP32[buf+24>>2]=1e6;HEAP32[buf+28>>2]=42;HEAP32[buf+44>>2]=2;HEAP32[buf+36>>2]=255;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_symlink(target,linkpath){try{target=SYSCALLS.getStr(target);linkpath=SYSCALLS.getStr(linkpath);FS.symlink(target,linkpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_unlinkat(dirfd,path,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(flags===0){FS.unlink(path)}else if(flags===512){FS.rmdir(path)}else{abort("Invalid flags passed to unlinkat")}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var readI53FromI64=ptr=>HEAPU32[ptr>>2]+HEAP32[ptr+4>>2]*4294967296;function ___syscall_utimensat(dirfd,path,times,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path,true);if(!times){var atime=Date.now();var mtime=atime}else{var seconds=readI53FromI64(times);var nanoseconds=HEAP32[times+8>>2];atime=seconds*1e3+nanoseconds/(1e3*1e3);times+=16;seconds=readI53FromI64(times);nanoseconds=HEAP32[times+8>>2];mtime=seconds*1e3+nanoseconds/(1e3*1e3)}FS.utime(path,atime,mtime);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var __abort_js=()=>{abort("")};var nowIsMonotonic=1;var __emscripten_get_now_is_monotonic=()=>nowIsMonotonic;var __emscripten_lookup_name=name=>{var nameString=UTF8ToString(name);return inetPton4(DNS.lookup_name(nameString))};var __emscripten_memcpy_js=(dest,src,num)=>HEAPU8.copyWithin(dest,src,src+num);var __emscripten_runtime_keepalive_clear=()=>{noExitRuntime=false;runtimeKeepaliveCounter=0};function __gmtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getUTCSeconds();HEAP32[tmPtr+4>>2]=date.getUTCMinutes();HEAP32[tmPtr+8>>2]=date.getUTCHours();HEAP32[tmPtr+12>>2]=date.getUTCDate();HEAP32[tmPtr+16>>2]=date.getUTCMonth();HEAP32[tmPtr+20>>2]=date.getUTCFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getUTCDay();var start=Date.UTC(date.getUTCFullYear(),0,1,0,0,0,0);var yday=(date.getTime()-start)/(1e3*60*60*24)|0;HEAP32[tmPtr+28>>2]=yday}var isLeapYear=year=>year%4===0&&(year%100!==0||year%400===0);var MONTH_DAYS_LEAP_CUMULATIVE=[0,31,60,91,121,152,182,213,244,274,305,335];var MONTH_DAYS_REGULAR_CUMULATIVE=[0,31,59,90,120,151,181,212,243,273,304,334];var ydayFromDate=date=>{var leap=isLeapYear(date.getFullYear());var monthDaysCumulative=leap?MONTH_DAYS_LEAP_CUMULATIVE:MONTH_DAYS_REGULAR_CUMULATIVE;var yday=monthDaysCumulative[date.getMonth()]+date.getDate()-1;return yday};function __localtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr+36>>2]=-(date.getTimezoneOffset()*60);var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dst=(summerOffset!=winterOffset&&date.getTimezoneOffset()==Math.min(winterOffset,summerOffset))|0;HEAP32[tmPtr+32>>2]=dst}var setTempRet0=val=>__emscripten_tempret_set(val);var __mktime_js=function(tmPtr){var ret=(()=>{var date=new Date(HEAP32[tmPtr+20>>2]+1900,HEAP32[tmPtr+16>>2],HEAP32[tmPtr+12>>2],HEAP32[tmPtr+8>>2],HEAP32[tmPtr+4>>2],HEAP32[tmPtr>>2],0);var dst=HEAP32[tmPtr+32>>2];var guessedOffset=date.getTimezoneOffset();var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dstOffset=Math.min(winterOffset,summerOffset);if(dst<0){HEAP32[tmPtr+32>>2]=Number(summerOffset!=winterOffset&&dstOffset==guessedOffset)}else if(dst>0!=(dstOffset==guessedOffset)){var nonDstOffset=Math.max(winterOffset,summerOffset);var trueOffset=dst>0?dstOffset:nonDstOffset;date.setTime(date.getTime()+(trueOffset-guessedOffset)*6e4)}HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getYear();var timeMs=date.getTime();if(isNaN(timeMs)){return-1}return timeMs/1e3})();return setTempRet0((tempDouble=ret,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)),ret>>>0};function __mmap_js(len,prot,flags,fd,offset_low,offset_high,allocated,addr){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);var res=FS.mmap(stream,len,offset,prot,flags);var ptr=res.ptr;HEAP32[allocated>>2]=res.allocated;HEAPU32[addr>>2]=ptr;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function __munmap_js(addr,len,prot,flags,fd,offset_low,offset_high){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{var stream=SYSCALLS.getStreamFromFD(fd);if(prot&2){SYSCALLS.doMsync(addr,stream,len,flags,offset)}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var timers={};var handleException=e=>{if(e instanceof ExitStatus||e=="unwind"){return EXITSTATUS}quit_(1,e)};var runtimeKeepaliveCounter=0;var keepRuntimeAlive=()=>noExitRuntime||runtimeKeepaliveCounter>0;var _proc_exit=code=>{EXITSTATUS=code;if(!keepRuntimeAlive()){Module["onExit"]?.(code);ABORT=true}quit_(code,new ExitStatus(code))};var exitJS=(status,implicit)=>{EXITSTATUS=status;if(!keepRuntimeAlive()){exitRuntime()}_proc_exit(status)};var _exit=exitJS;Module["_exit"]=_exit;var maybeExit=()=>{if(runtimeExited){return}if(!keepRuntimeAlive()){try{_exit(EXITSTATUS)}catch(e){handleException(e)}}};var callUserCallback=func=>{if(runtimeExited||ABORT){return}try{func();maybeExit()}catch(e){handleException(e)}};var _emscripten_get_now;_emscripten_get_now=()=>performance.now();var __setitimer_js=(which,timeout_ms)=>{if(timers[which]){clearTimeout(timers[which].id);delete timers[which]}if(!timeout_ms)return 0;var id=setTimeout(()=>{delete timers[which];callUserCallback(()=>__emscripten_timeout(which,_emscripten_get_now()))},timeout_ms);timers[which]={id:id,timeout_ms:timeout_ms};return 0};var __tzset_js=(timezone,daylight,std_name,dst_name)=>{var currentYear=(new Date).getFullYear();var winter=new Date(currentYear,0,1);var summer=new Date(currentYear,6,1);var winterOffset=winter.getTimezoneOffset();var summerOffset=summer.getTimezoneOffset();var stdTimezoneOffset=Math.max(winterOffset,summerOffset);HEAPU32[timezone>>2]=stdTimezoneOffset*60;HEAP32[daylight>>2]=Number(winterOffset!=summerOffset);var extractZone=date=>date.toLocaleTimeString(undefined,{hour12:false,timeZoneName:"short"}).split(" ")[1];var winterName=extractZone(winter);var summerName=extractZone(summer);if(summerOffsetDate.now();var getHeapMax=()=>2147483648;var _emscripten_get_heap_max=()=>getHeapMax();var growMemory=size=>{var b=wasmMemory.buffer;var pages=(size-b.byteLength+65535)/65536;try{wasmMemory.grow(pages);updateMemoryViews();return 1}catch(e){}};var _emscripten_resize_heap=requestedSize=>{var oldSize=HEAPU8.length;requestedSize>>>=0;var maxHeapSize=getHeapMax();if(requestedSize>maxHeapSize){return false}var alignUp=(x,multiple)=>x+(multiple-x%multiple)%multiple;for(var cutDown=1;cutDown<=4;cutDown*=2){var overGrownHeapSize=oldSize*(1+.2/cutDown);overGrownHeapSize=Math.min(overGrownHeapSize,requestedSize+100663296);var newSize=Math.min(maxHeapSize,alignUp(Math.max(requestedSize,overGrownHeapSize),65536));var replacement=growMemory(newSize);if(replacement){return true}}return false};var runtimeKeepalivePush=()=>{runtimeKeepaliveCounter+=1};var runtimeKeepalivePop=()=>{runtimeKeepaliveCounter-=1};var safeSetTimeout=(func,timeout)=>{runtimeKeepalivePush();return setTimeout(()=>{runtimeKeepalivePop();callUserCallback(func)},timeout)};var _emscripten_sleep=ms=>Asyncify.handleSleep(wakeUp=>safeSetTimeout(wakeUp,ms));Module["_emscripten_sleep"]=_emscripten_sleep;_emscripten_sleep.isAsync=true;var ENV = PHPLoader.ENV || {};var getExecutableName=()=>thisProgram||"./this.program";var getEnvStrings=()=>{if(!getEnvStrings.strings){var lang=(typeof navigator=="object"&&navigator.languages&&navigator.languages[0]||"C").replace("-","_")+".UTF-8";var env={USER:"web_user",LOGNAME:"web_user",PATH:"/",PWD:"/",HOME:"/home/web_user",LANG:lang,_:getExecutableName()};for(var x in ENV){if(ENV[x]===undefined)delete env[x];else env[x]=ENV[x]}var strings=[];for(var x in env){strings.push(`${x}=${env[x]}`)}getEnvStrings.strings=strings}return getEnvStrings.strings};var stringToAscii=(str,buffer)=>{for(var i=0;i{var bufSize=0;getEnvStrings().forEach((string,i)=>{var ptr=environ_buf+bufSize;HEAPU32[__environ+i*4>>2]=ptr;stringToAscii(string,ptr);bufSize+=string.length+1});return 0};var _environ_sizes_get=(penviron_count,penviron_buf_size)=>{var strings=getEnvStrings();HEAPU32[penviron_count>>2]=strings.length;var bufSize=0;strings.forEach(string=>bufSize+=string.length+1);HEAPU32[penviron_buf_size>>2]=bufSize;return 0};function _fd_close(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);FS.close(stream);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_fdstat_get(fd,pbuf){try{var rightsBase=0;var rightsInheriting=0;var flags=0;{var stream=SYSCALLS.getStreamFromFD(fd);var type=stream.tty?2:FS.isDir(stream.mode)?3:FS.isLink(stream.mode)?7:4}HEAP8[pbuf]=type;HEAP16[pbuf+2>>1]=flags;tempI64=[rightsBase>>>0,(tempDouble=rightsBase,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+8>>2]=tempI64[0],HEAP32[pbuf+12>>2]=tempI64[1];tempI64=[rightsInheriting>>>0,(tempDouble=rightsInheriting,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+16>>2]=tempI64[0],HEAP32[pbuf+20>>2]=tempI64[1];return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var doReadv=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.read(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(curr>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_seek(fd,offset_low,offset_high,whence,newOffset){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);FS.llseek(stream,offset,whence);tempI64=[stream.position>>>0,(tempDouble=stream.position,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[newOffset>>2]=tempI64[0],HEAP32[newOffset+4>>2]=tempI64[1];if(stream.getdents&&offset===0&&whence===0)stream.getdents=null;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var _fd_sync=function(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);return Asyncify.handleSleep(wakeUp=>{var mount=stream.node.mount;if(!mount.type.syncfs){wakeUp(0);return}mount.type.syncfs(mount,false,err=>{if(err){wakeUp(29);return}wakeUp(0)})})}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}};_fd_sync.isAsync=true;var doWritev=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.write(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(typeof offset!="undefined"){offset+=curr}}return ret};function _fd_write(fd,iov,iovcnt,pnum){try{var stream=SYSCALLS.getStreamFromFD(fd);var num=doWritev(stream,iov,iovcnt);HEAPU32[pnum>>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var _getaddrinfo=(node,service,hint,out)=>{var addr=0;var port=0;var flags=0;var family=0;var type=0;var proto=0;var ai;function allocaddrinfo(family,type,proto,canon,addr,port){var sa,salen,ai;var errno;salen=family===10?28:16;addr=family===10?inetNtop6(addr):inetNtop4(addr);sa=_malloc(salen);errno=writeSockaddr(sa,family,addr,port);assert(!errno);ai=_malloc(32);HEAP32[ai+4>>2]=family;HEAP32[ai+8>>2]=type;HEAP32[ai+12>>2]=proto;HEAPU32[ai+24>>2]=canon;HEAPU32[ai+20>>2]=sa;if(family===10){HEAP32[ai+16>>2]=28}else{HEAP32[ai+16>>2]=16}HEAP32[ai+28>>2]=0;return ai}if(hint){flags=HEAP32[hint>>2];family=HEAP32[hint+4>>2];type=HEAP32[hint+8>>2];proto=HEAP32[hint+12>>2]}if(type&&!proto){proto=type===2?17:6}if(!type&&proto){type=proto===17?2:1}if(proto===0){proto=6}if(type===0){type=1}if(!node&&!service){return-2}if(flags&~(1|2|4|1024|8|16|32)){return-1}if(hint!==0&&HEAP32[hint>>2]&2&&!node){return-1}if(flags&32){return-2}if(type!==0&&type!==1&&type!==2){return-7}if(family!==0&&family!==2&&family!==10){return-6}if(service){service=UTF8ToString(service);port=parseInt(service,10);if(isNaN(port)){if(flags&1024){return-2}return-8}}if(!node){if(family===0){family=2}if((flags&1)===0){if(family===2){addr=_htonl(2130706433)}else{addr=[0,0,0,1]}}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0}node=UTF8ToString(node);addr=inetPton4(node);if(addr!==null){if(family===0||family===2){family=2}else if(family===10&&flags&8){addr=[0,0,_htonl(65535),addr];family=10}else{return-2}}else{addr=inetPton6(node);if(addr!==null){if(family===0||family===10){family=10}else{return-2}}}if(addr!=null){ai=allocaddrinfo(family,type,proto,node,addr,port);HEAPU32[out>>2]=ai;return 0}if(flags&4){return-2}node=DNS.lookup_name(node);addr=inetPton4(node);if(family===0){family=2}else if(family===10){addr=[0,0,_htonl(65535),addr]}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0};var _getnameinfo=(sa,salen,node,nodelen,serv,servlen,flags)=>{var info=readSockaddr(sa,salen);if(info.errno){return-6}var port=info.port;var addr=info.addr;var overflowed=false;if(node&&nodelen){var lookup;if(flags&1||!(lookup=DNS.lookup_addr(addr))){if(flags&8){return-2}}else{addr=lookup}var numBytesWrittenExclNull=stringToUTF8(addr,node,nodelen);if(numBytesWrittenExclNull+1>=nodelen){overflowed=true}}if(serv&&servlen){port=""+port;var numBytesWrittenExclNull=stringToUTF8(port,serv,servlen);if(numBytesWrittenExclNull+1>=servlen){overflowed=true}}if(overflowed){return-12}return 0};var Protocols={list:[],map:{}};var _setprotoent=stayopen=>{function allocprotoent(name,proto,aliases){var nameBuf=_malloc(name.length+1);stringToAscii(name,nameBuf);var j=0;var length=aliases.length;var aliasListBuf=_malloc((length+1)*4);for(var i=0;i>2]=aliasBuf}HEAPU32[aliasListBuf+j>>2]=0;var pe=_malloc(12);HEAPU32[pe>>2]=nameBuf;HEAPU32[pe+4>>2]=aliasListBuf;HEAP32[pe+8>>2]=proto;return pe}var list=Protocols.list;var map=Protocols.map;if(list.length===0){var entry=allocprotoent("tcp",6,["TCP"]);list.push(entry);map["tcp"]=map["6"]=entry;entry=allocprotoent("udp",17,["UDP"]);list.push(entry);map["udp"]=map["17"]=entry}_setprotoent.index=0};var _getprotobyname=name=>{name=UTF8ToString(name);_setprotoent(true);var result=Protocols.map[name];return result};var _getprotobynumber=number=>{_setprotoent(true);var result=Protocols.map[number];return result};var stackAlloc=sz=>__emscripten_stack_alloc(sz);var stringToUTF8OnStack=str=>{var size=lengthBytesUTF8(str)+1;var ret=stackAlloc(size);stringToUTF8(str,ret,size);return ret};var allocateUTF8OnStack=stringToUTF8OnStack;var PHPWASM={init:function(){FS.mkdir("/internal");FS.mkdir("/internal/shared");FS.mkdir("/internal/shared/preload");PHPWASM.EventEmitter=ENVIRONMENT_IS_NODE?require("events").EventEmitter:class EventEmitter{constructor(){this.listeners={}}emit(eventName,data){if(this.listeners[eventName]){this.listeners[eventName].forEach(callback=>{callback(data)})}}once(eventName,callback){const self=this;function removedCallback(){callback(...arguments);self.removeListener(eventName,removedCallback)}this.on(eventName,removedCallback)}removeAllListeners(eventName){if(eventName){delete this.listeners[eventName]}else{this.listeners={}}}removeListener(eventName,callback){if(this.listeners[eventName]){const idx=this.listeners[eventName].indexOf(callback);if(idx!==-1){this.listeners[eventName].splice(idx,1)}}}};PHPWASM.child_proc_by_fd={};PHPWASM.child_proc_by_pid={};PHPWASM.input_devices={}},getAllWebSockets:function(sock){const webSockets=new Set;if(sock.server){sock.server.clients.forEach(ws=>{webSockets.add(ws)})}for(const peer of PHPWASM.getAllPeers(sock)){webSockets.add(peer.socket)}return Array.from(webSockets)},getAllPeers:function(sock){const peers=new Set;if(sock.server){sock.pending.filter(pending=>pending.peers).forEach(pending=>{for(const peer of Object.values(pending.peers)){peers.add(peer)}})}if(sock.peers){for(const peer of Object.values(sock.peers)){peers.add(peer)}}return Array.from(peers)},awaitData:function(ws){return PHPWASM.awaitEvent(ws,"message")},awaitConnection:function(ws){if(ws.OPEN===ws.readyState){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"open")},awaitClose:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"close")},awaitError:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"error")},awaitEvent:function(ws,event){let resolve;const listener=()=>{resolve()};const promise=new Promise(function(_resolve){resolve=_resolve;ws.once(event,listener)});const cancel=()=>{ws.removeListener(event,listener);setTimeout(resolve)};return[promise,cancel]},noop:function(){},spawnProcess:function(command,args,options){if(Module["spawnProcess"]){const spawnedPromise=Module["spawnProcess"](command,args,options);return Promise.resolve(spawnedPromise).then(function(spawned){if(!spawned||!spawned.on){throw new Error("spawnProcess() must return an EventEmitter but returned a different type.")}return spawned})}if(ENVIRONMENT_IS_NODE){return require("child_process").spawn(command,args,{...options,shell:true,stdio:["pipe","pipe","pipe"],timeout:100})}const e=new Error("popen(), proc_open() etc. are unsupported in the browser. Call php.setSpawnHandler() "+"and provide a callback to handle spawning processes, or disable a popen(), proc_open() "+"and similar functions via php.ini.");e.code="SPAWN_UNSUPPORTED";throw e},shutdownSocket:function(socketd,how){const sock=getSocketFromFD(socketd);const peer=Object.values(sock.peers)[0];if(!peer){return-1}try{peer.socket.close();SOCKFS.websocket_sock_ops.removePeer(sock,peer);return 0}catch(e){console.log("Socket shutdown error",e);return-1}}};function _js_create_input_device(deviceId){let dataBuffer=[];let dataCallback;const filename="proc_id_"+deviceId;const device=FS.createDevice("/dev",filename,function(){},function(byte){try{dataBuffer.push(byte);if(dataCallback){dataCallback(new Uint8Array(dataBuffer));dataBuffer=[]}}catch(e){console.error(e);throw e}});const devicePath="/dev/"+filename;PHPWASM.input_devices[deviceId]={devicePath:devicePath,onData:function(cb){dataCallback=cb;dataBuffer.forEach(function(data){cb(data)});dataBuffer.length=0}};return allocateUTF8OnStack(devicePath)}function _js_open_process(command,argsPtr,argsLength,descriptorsPtr,descriptorsLength,cwdPtr,cwdLength,envPtr,envLength){if(!command){return 1}const cmdstr=UTF8ToString(command);if(!cmdstr.length){return 0}let argsArray=[];if(argsLength){for(var i=0;i>2]))}}const cwdstr=cwdPtr?UTF8ToString(cwdPtr):null;let envObject=null;if(envLength){envObject={};for(var i=0;i>2]);const splitAt=envEntry.indexOf("=");if(splitAt===-1){continue}const key=envEntry.substring(0,splitAt);const value=envEntry.substring(splitAt+1);envObject[key]=value}}var std={};for(var i=0;i>2];std[HEAPU32[descriptorPtr>>2]]={child:HEAPU32[descriptorPtr+4>>2],parent:HEAPU32[descriptorPtr+8>>2]}}return Asyncify.handleSleep(async wakeUp=>{let cp;try{const options={};if(cwdstr!==null){options.cwd=cwdstr}if(envObject!==null){options.env=envObject}cp=PHPWASM.spawnProcess(cmdstr,argsArray,options);if(cp instanceof Promise){cp=await cp}}catch(e){if(e.code==="SPAWN_UNSUPPORTED"){wakeUp(1);return}console.error(e);wakeUp(1);throw e}const ProcInfo={pid:cp.pid,exited:false,stdinFd:std[0]?.child,stdinIsDevice:std[0]?.child in PHPWASM.input_devices,stdoutChildFd:std[1]?.child,stdoutParentFd:std[1]?.parent,stderrChildFd:std[2]?.child,stderrParentFd:std[2]?.parent,stdout:new PHPWASM.EventEmitter,stderr:new PHPWASM.EventEmitter};if(ProcInfo.stdoutChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutChildFd]=ProcInfo;if(ProcInfo.stderrChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrChildFd]=ProcInfo;if(ProcInfo.stdoutParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutParentFd]=ProcInfo;if(ProcInfo.stderrParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrParentFd]=ProcInfo;PHPWASM.child_proc_by_pid[ProcInfo.pid]=ProcInfo;cp.on("exit",function(code){ProcInfo.exitCode=code;ProcInfo.exited=true;ProcInfo.stdout.emit("data");ProcInfo.stderr.emit("data")});if(ProcInfo.stdoutChildFd){const stdoutStream=SYSCALLS.getStreamFromFD(ProcInfo.stdoutChildFd);let stdoutAt=0;cp.stdout.on("data",function(data){ProcInfo.stdout.emit("data",data);stdoutStream.stream_ops.write(stdoutStream,data,0,data.length,stdoutAt);stdoutAt+=data.length})}if(ProcInfo.stderrChildFd){const stderrStream=SYSCALLS.getStreamFromFD(ProcInfo.stderrChildFd);let stderrAt=0;cp.stderr.on("data",function(data){ProcInfo.stderr.emit("data",data);stderrStream.stream_ops.write(stderrStream,data,0,data.length,stderrAt);stderrAt+=data.length})}try{await new Promise((resolve,reject)=>{cp.on("spawn",resolve);cp.on("error",reject)})}catch(e){console.error(e);wakeUp(1);return}if(ProcInfo.stdinIsDevice){PHPWASM.input_devices[ProcInfo.stdinFd].onData(function(data){if(!data)return;if(typeof data==="number"){data=new Uint8Array([data])}const dataStr=new TextDecoder("utf-8").decode(data);cp.stdin.write(dataStr)});wakeUp(ProcInfo.pid);return}if(ProcInfo.stdinFd){const stdinStream=SYSCALLS.getStreamFromFD(ProcInfo.stdinFd);if(stdinStream.node){const CHUNK_SIZE=1024;const buffer=new Uint8Array(CHUNK_SIZE);let offset=0;while(true){const bytesRead=stdinStream.stream_ops.read(stdinStream,buffer,0,CHUNK_SIZE,offset);if(bytesRead===null||bytesRead===0){break}try{cp.stdin.write(buffer.subarray(0,bytesRead))}catch(e){console.error(e);return 1}if(bytesRead>2]=PHPWASM.child_proc_by_pid[pid].exitCode;return 1}return 0}function _js_waitpid(pid,exitCodePtr){if(!PHPWASM.child_proc_by_pid[pid]){return-1}return Asyncify.handleSleep(wakeUp=>{const poll=function(){if(PHPWASM.child_proc_by_pid[pid]?.exited){HEAPU32[exitCodePtr>>2]=PHPWASM.child_proc_by_pid[pid].exitCode;wakeUp(pid)}else{setTimeout(poll,50)}};poll()})}var arraySum=(array,index)=>{var sum=0;for(var i=0;i<=index;sum+=array[i++]){}return sum};var MONTH_DAYS_LEAP=[31,29,31,30,31,30,31,31,30,31,30,31];var MONTH_DAYS_REGULAR=[31,28,31,30,31,30,31,31,30,31,30,31];var addDays=(date,days)=>{var newDate=new Date(date.getTime());while(days>0){var leap=isLeapYear(newDate.getFullYear());var currentMonth=newDate.getMonth();var daysInCurrentMonth=(leap?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR)[currentMonth];if(days>daysInCurrentMonth-newDate.getDate()){days-=daysInCurrentMonth-newDate.getDate()+1;newDate.setDate(1);if(currentMonth<11){newDate.setMonth(currentMonth+1)}else{newDate.setMonth(0);newDate.setFullYear(newDate.getFullYear()+1)}}else{newDate.setDate(newDate.getDate()+days);return newDate}}return newDate};var writeArrayToMemory=(array,buffer)=>{HEAP8.set(array,buffer)};var _strftime=(s,maxsize,format,tm)=>{var tm_zone=HEAPU32[tm+40>>2];var date={tm_sec:HEAP32[tm>>2],tm_min:HEAP32[tm+4>>2],tm_hour:HEAP32[tm+8>>2],tm_mday:HEAP32[tm+12>>2],tm_mon:HEAP32[tm+16>>2],tm_year:HEAP32[tm+20>>2],tm_wday:HEAP32[tm+24>>2],tm_yday:HEAP32[tm+28>>2],tm_isdst:HEAP32[tm+32>>2],tm_gmtoff:HEAP32[tm+36>>2],tm_zone:tm_zone?UTF8ToString(tm_zone):""};var pattern=UTF8ToString(format);var EXPANSION_RULES_1={"%c":"%a %b %d %H:%M:%S %Y","%D":"%m/%d/%y","%F":"%Y-%m-%d","%h":"%b","%r":"%I:%M:%S %p","%R":"%H:%M","%T":"%H:%M:%S","%x":"%m/%d/%y","%X":"%H:%M:%S","%Ec":"%c","%EC":"%C","%Ex":"%m/%d/%y","%EX":"%H:%M:%S","%Ey":"%y","%EY":"%Y","%Od":"%d","%Oe":"%e","%OH":"%H","%OI":"%I","%Om":"%m","%OM":"%M","%OS":"%S","%Ou":"%u","%OU":"%U","%OV":"%V","%Ow":"%w","%OW":"%W","%Oy":"%y"};for(var rule in EXPANSION_RULES_1){pattern=pattern.replace(new RegExp(rule,"g"),EXPANSION_RULES_1[rule])}var WEEKDAYS=["Sunday","Monday","Tuesday","Wednesday","Thursday","Friday","Saturday"];var MONTHS=["January","February","March","April","May","June","July","August","September","October","November","December"];function leadingSomething(value,digits,character){var str=typeof value=="number"?value.toString():value||"";while(str.length0?1:0}var compare;if((compare=sgn(date1.getFullYear()-date2.getFullYear()))===0){if((compare=sgn(date1.getMonth()-date2.getMonth()))===0){compare=sgn(date1.getDate()-date2.getDate())}}return compare}function getFirstWeekStartDate(janFourth){switch(janFourth.getDay()){case 0:return new Date(janFourth.getFullYear()-1,11,29);case 1:return janFourth;case 2:return new Date(janFourth.getFullYear(),0,3);case 3:return new Date(janFourth.getFullYear(),0,2);case 4:return new Date(janFourth.getFullYear(),0,1);case 5:return new Date(janFourth.getFullYear()-1,11,31);case 6:return new Date(janFourth.getFullYear()-1,11,30)}}function getWeekBasedYear(date){var thisDate=addDays(new Date(date.tm_year+1900,0,1),date.tm_yday);var janFourthThisYear=new Date(thisDate.getFullYear(),0,4);var janFourthNextYear=new Date(thisDate.getFullYear()+1,0,4);var firstWeekStartThisYear=getFirstWeekStartDate(janFourthThisYear);var firstWeekStartNextYear=getFirstWeekStartDate(janFourthNextYear);if(compareByDay(firstWeekStartThisYear,thisDate)<=0){if(compareByDay(firstWeekStartNextYear,thisDate)<=0){return thisDate.getFullYear()+1}return thisDate.getFullYear()}return thisDate.getFullYear()-1}var EXPANSION_RULES_2={"%a":date=>WEEKDAYS[date.tm_wday].substring(0,3),"%A":date=>WEEKDAYS[date.tm_wday],"%b":date=>MONTHS[date.tm_mon].substring(0,3),"%B":date=>MONTHS[date.tm_mon],"%C":date=>{var year=date.tm_year+1900;return leadingNulls(year/100|0,2)},"%d":date=>leadingNulls(date.tm_mday,2),"%e":date=>leadingSomething(date.tm_mday,2," "),"%g":date=>getWeekBasedYear(date).toString().substring(2),"%G":getWeekBasedYear,"%H":date=>leadingNulls(date.tm_hour,2),"%I":date=>{var twelveHour=date.tm_hour;if(twelveHour==0)twelveHour=12;else if(twelveHour>12)twelveHour-=12;return leadingNulls(twelveHour,2)},"%j":date=>leadingNulls(date.tm_mday+arraySum(isLeapYear(date.tm_year+1900)?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,date.tm_mon-1),3),"%m":date=>leadingNulls(date.tm_mon+1,2),"%M":date=>leadingNulls(date.tm_min,2),"%n":()=>"\n","%p":date=>{if(date.tm_hour>=0&&date.tm_hour<12){return"AM"}return"PM"},"%S":date=>leadingNulls(date.tm_sec,2),"%t":()=>"\t","%u":date=>date.tm_wday||7,"%U":date=>{var days=date.tm_yday+7-date.tm_wday;return leadingNulls(Math.floor(days/7),2)},"%V":date=>{var val=Math.floor((date.tm_yday+7-(date.tm_wday+6)%7)/7);if((date.tm_wday+371-date.tm_yday-2)%7<=2){val++}if(!val){val=52;var dec31=(date.tm_wday+7-date.tm_yday-1)%7;if(dec31==4||dec31==5&&isLeapYear(date.tm_year%400-1)){val++}}else if(val==53){var jan1=(date.tm_wday+371-date.tm_yday)%7;if(jan1!=4&&(jan1!=3||!isLeapYear(date.tm_year)))val=1}return leadingNulls(val,2)},"%w":date=>date.tm_wday,"%W":date=>{var days=date.tm_yday+7-(date.tm_wday+6)%7;return leadingNulls(Math.floor(days/7),2)},"%y":date=>(date.tm_year+1900).toString().substring(2),"%Y":date=>date.tm_year+1900,"%z":date=>{var off=date.tm_gmtoff;var ahead=off>=0;off=Math.abs(off)/60;off=off/60*100+off%60;return(ahead?"+":"-")+String("0000"+off).slice(-4)},"%Z":date=>date.tm_zone,"%%":()=>"%"};pattern=pattern.replace(/%%/g,"\0\0");for(var rule in EXPANSION_RULES_2){if(pattern.includes(rule)){pattern=pattern.replace(new RegExp(rule,"g"),EXPANSION_RULES_2[rule](date))}}pattern=pattern.replace(/\0\0/g,"%");var bytes=intArrayFromString(pattern,false);if(bytes.length>maxsize){return 0}writeArrayToMemory(bytes,s);return bytes.length-1};var _strftime_l=(s,maxsize,format,tm,loc)=>_strftime(s,maxsize,format,tm);var _strptime=(buf,format,tm)=>{var pattern=UTF8ToString(format);var SPECIAL_CHARS="\\!@#$^&*()+=-[]/{}|:<>?,.";for(var i=0,ii=SPECIAL_CHARS.length;iEQUIVALENT_MATCHERS[c]||m).replace(/%(.)/g,(_,c)=>{let pat=DATE_PATTERNS[c];if(pat){capture.push(c);return`(${pat})`}else{return c}}).replace(/\s+/g,"\\s*");var matches=new RegExp("^"+pattern_out,"i").exec(UTF8ToString(buf));function initDate(){function fixup(value,min,max){return typeof value!="number"||isNaN(value)?min:value>=min?value<=max?value:max:min}return{year:fixup(HEAP32[tm+20>>2]+1900,1970,9999),month:fixup(HEAP32[tm+16>>2],0,11),day:fixup(HEAP32[tm+12>>2],1,31),hour:fixup(HEAP32[tm+8>>2],0,23),min:fixup(HEAP32[tm+4>>2],0,59),sec:fixup(HEAP32[tm>>2],0,59),gmtoff:0}}if(matches){var date=initDate();var value;var getMatch=symbol=>{var pos=capture.indexOf(symbol);if(pos>=0){return matches[pos+1]}return};if(value=getMatch("S")){date.sec=jstoi_q(value)}if(value=getMatch("M")){date.min=jstoi_q(value)}if(value=getMatch("H")){date.hour=jstoi_q(value)}else if(value=getMatch("I")){var hour=jstoi_q(value);if(value=getMatch("p")){hour+=value.toUpperCase()[0]==="P"?12:0}date.hour=hour}if(value=getMatch("Y")){date.year=jstoi_q(value)}else if(value=getMatch("y")){var year=jstoi_q(value);if(value=getMatch("C")){year+=jstoi_q(value)*100}else{year+=year<69?2e3:1900}date.year=year}if(value=getMatch("m")){date.month=jstoi_q(value)-1}else if(value=getMatch("b")){date.month=MONTH_NUMBERS[value.substring(0,3).toUpperCase()]||0}if(value=getMatch("d")){date.day=jstoi_q(value)}else if(value=getMatch("j")){var day=jstoi_q(value);var leapYear=isLeapYear(date.year);for(var month=0;month<12;++month){var daysUntilMonth=arraySum(leapYear?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,month-1);if(day<=daysUntilMonth+(leapYear?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR)[month]){date.day=day-daysUntilMonth}}}else if(value=getMatch("a")){var weekDay=value.substring(0,3).toUpperCase();if(value=getMatch("U")){var weekDayNumber=DAY_NUMBERS_SUN_FIRST[weekDay];var weekNumber=jstoi_q(value);var janFirst=new Date(date.year,0,1);var endDate;if(janFirst.getDay()===0){endDate=addDays(janFirst,weekDayNumber+7*(weekNumber-1))}else{endDate=addDays(janFirst,7-janFirst.getDay()+weekDayNumber+7*(weekNumber-1))}date.day=endDate.getDate();date.month=endDate.getMonth()}else if(value=getMatch("W")){var weekDayNumber=DAY_NUMBERS_MON_FIRST[weekDay];var weekNumber=jstoi_q(value);var janFirst=new Date(date.year,0,1);var endDate;if(janFirst.getDay()===1){endDate=addDays(janFirst,weekDayNumber+7*(weekNumber-1))}else{endDate=addDays(janFirst,7-janFirst.getDay()+1+weekDayNumber+7*(weekNumber-1))}date.day=endDate.getDate();date.month=endDate.getMonth()}}if(value=getMatch("z")){if(value.toLowerCase()==="z"){date.gmtoff=0}else{var match=value.match(/^((?:\-|\+)\d\d):?(\d\d)?/);date.gmtoff=match[1]*3600;if(match[2]){date.gmtoff+=date.gmtoff>0?match[2]*60:-match[2]*60}}}var fullDate=new Date(date.year,date.month,date.day,date.hour,date.min,date.sec,0);HEAP32[tm>>2]=fullDate.getSeconds();HEAP32[tm+4>>2]=fullDate.getMinutes();HEAP32[tm+8>>2]=fullDate.getHours();HEAP32[tm+12>>2]=fullDate.getDate();HEAP32[tm+16>>2]=fullDate.getMonth();HEAP32[tm+20>>2]=fullDate.getFullYear()-1900;HEAP32[tm+24>>2]=fullDate.getDay();HEAP32[tm+28>>2]=arraySum(isLeapYear(fullDate.getFullYear())?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,fullDate.getMonth()-1)+fullDate.getDate()-1;HEAP32[tm+32>>2]=0;HEAP32[tm+36>>2]=date.gmtoff;return buf+intArrayFromString(matches[0]).length-1}return 0};function _wasm_setsockopt(socketd,level,optionName,optionValuePtr,optionLen){const optionValue=HEAPU8[optionValuePtr];const SOL_SOCKET=1;const SO_KEEPALIVE=9;const IPPROTO_TCP=6;const TCP_NODELAY=1;const isSupported=level===SOL_SOCKET&&optionName===SO_KEEPALIVE||level===IPPROTO_TCP&&optionName===TCP_NODELAY;if(!isSupported){console.warn(`Unsupported socket option: ${level}, ${optionName}, ${optionValue}`);return-1}const ws=PHPWASM.getAllWebSockets(socketd)[0];if(!ws){return-1}ws.setSocketOpt(level,optionName,optionValuePtr);return 0}var Asyncify={instrumentWasmImports(imports){var importPattern=/^(js_open_process|js_waitpid|js_process_status|js_create_input_device|wasm_setsockopt|wasm_shutdown|wasm_close|invoke_.*|__asyncjs__.*)$/;for(let[x,original]of Object.entries(imports)){if(typeof original=="function"){let isAsyncifyImport=original.isAsync||importPattern.test(x);if(isAsyncifyImport){imports[x]=original=new WebAssembly.Suspending(original)}}}},instrumentWasmExports(exports){var exportPattern=/^(wasm_sleep|wasm_read|emscripten_sleep|wasm_sapi_handle_request|wasm_sapi_request_shutdown|wasm_poll_socket|wrap_select|__wrap_select|select|php_pollfd_for|fflush|wasm_popen|wasm_read|wasm_php_exec|run_cli|main|__main_argc_argv)$/;Asyncify.asyncExports=new Set;var ret={};for(let[x,original]of Object.entries(exports)){if(typeof original=="function"){let isAsyncifyExport=exportPattern.test(x);if(isAsyncifyExport){Asyncify.asyncExports.add(original);original=Asyncify.makeAsyncFunction(original)}ret[x]=(...args)=>original(...args)}else{ret[x]=original}}return ret},asyncExports:null,isAsyncExport(func){return Asyncify.asyncExports?.has(func)},handleAsync:async startAsync=>{runtimeKeepalivePush();try{return await startAsync()}finally{runtimeKeepalivePop()}},handleSleep(startAsync){return Asyncify.handleAsync(()=>new Promise(startAsync))},makeAsyncFunction(original){return WebAssembly.promising(original)}};var getCFunc=ident=>{var func=Module["_"+ident];return func};var stackSave=()=>_emscripten_stack_get_current();var stackRestore=val=>__emscripten_stack_restore(val);var ccall=(ident,returnType,argTypes,args,opts)=>{var toC={string:str=>{var ret=0;if(str!==null&&str!==undefined&&str!==0){ret=stringToUTF8OnStack(str)}return ret},array:arr=>{var ret=stackAlloc(arr.length);writeArrayToMemory(arr,ret);return ret}};function convertReturnValue(ret){if(returnType==="string"){return UTF8ToString(ret)}if(returnType==="boolean")return Boolean(ret);return ret}var func=getCFunc(ident);var cArgs=[];var stack=0;if(args){for(var i=0;iFS.unlink(path);var FS_createLazyFile=FS.createLazyFile;var FS_createDevice=FS.createDevice;FS.createPreloadedFile=FS_createPreloadedFile;FS.staticInit();Module["FS_createPath"]=FS.createPath;Module["FS_createDataFile"]=FS.createDataFile;Module["FS_createPreloadedFile"]=FS.createPreloadedFile;Module["FS_unlink"]=FS.unlink;Module["FS_createLazyFile"]=FS.createLazyFile;Module["FS_createDevice"]=FS.createDevice;PHPWASM.init();var wasmImports={__assert_fail:___assert_fail,__asyncjs__js_fd_read:__asyncjs__js_fd_read,__asyncjs__js_module_onMessage:__asyncjs__js_module_onMessage,__asyncjs__js_popen_to_file:__asyncjs__js_popen_to_file,__asyncjs__wasm_poll_socket:__asyncjs__wasm_poll_socket,__call_sighandler:___call_sighandler,__syscall_accept4:___syscall_accept4,__syscall_bind:___syscall_bind,__syscall_chdir:___syscall_chdir,__syscall_chmod:___syscall_chmod,__syscall_connect:___syscall_connect,__syscall_dup:___syscall_dup,__syscall_dup3:___syscall_dup3,__syscall_faccessat:___syscall_faccessat,__syscall_fchmod:___syscall_fchmod,__syscall_fchown32:___syscall_fchown32,__syscall_fchownat:___syscall_fchownat,__syscall_fcntl64:___syscall_fcntl64,__syscall_fstat64:___syscall_fstat64,__syscall_ftruncate64:___syscall_ftruncate64,__syscall_getcwd:___syscall_getcwd,__syscall_getdents64:___syscall_getdents64,__syscall_getpeername:___syscall_getpeername,__syscall_getsockname:___syscall_getsockname,__syscall_getsockopt:___syscall_getsockopt,__syscall_ioctl:___syscall_ioctl,__syscall_listen:___syscall_listen,__syscall_lstat64:___syscall_lstat64,__syscall_mkdirat:___syscall_mkdirat,__syscall_newfstatat:___syscall_newfstatat,__syscall_openat:___syscall_openat,__syscall_pipe:___syscall_pipe,__syscall_poll:___syscall_poll,__syscall_readlinkat:___syscall_readlinkat,__syscall_recvfrom:___syscall_recvfrom,__syscall_renameat:___syscall_renameat,__syscall_rmdir:___syscall_rmdir,__syscall_sendto:___syscall_sendto,__syscall_socket:___syscall_socket,__syscall_stat64:___syscall_stat64,__syscall_statfs64:___syscall_statfs64,__syscall_symlink:___syscall_symlink,__syscall_unlinkat:___syscall_unlinkat,__syscall_utimensat:___syscall_utimensat,_abort_js:__abort_js,_emscripten_get_now_is_monotonic:__emscripten_get_now_is_monotonic,_emscripten_lookup_name:__emscripten_lookup_name,_emscripten_memcpy_js:__emscripten_memcpy_js,_emscripten_runtime_keepalive_clear:__emscripten_runtime_keepalive_clear,_gmtime_js:__gmtime_js,_localtime_js:__localtime_js,_mktime_js:__mktime_js,_mmap_js:__mmap_js,_munmap_js:__munmap_js,_setitimer_js:__setitimer_js,_tzset_js:__tzset_js,emscripten_date_now:_emscripten_date_now,emscripten_get_heap_max:_emscripten_get_heap_max,emscripten_get_now:_emscripten_get_now,emscripten_resize_heap:_emscripten_resize_heap,emscripten_sleep:_emscripten_sleep,environ_get:_environ_get,environ_sizes_get:_environ_sizes_get,exit:_exit,fd_close:_fd_close,fd_fdstat_get:_fd_fdstat_get,fd_read:_fd_read,fd_seek:_fd_seek,fd_sync:_fd_sync,fd_write:_fd_write,getaddrinfo:_getaddrinfo,getnameinfo:_getnameinfo,getprotobyname:_getprotobyname,getprotobynumber:_getprotobynumber,js_create_input_device:_js_create_input_device,js_open_process:_js_open_process,js_process_status:_js_process_status,js_waitpid:_js_waitpid,proc_exit:_proc_exit,strftime:_strftime,strftime_l:_strftime_l,strptime:_strptime,wasm_setsockopt:_wasm_setsockopt};var wasmExports=createWasm();var ___wasm_call_ctors=()=>(___wasm_call_ctors=wasmExports["__wasm_call_ctors"])();var _malloc=a0=>(_malloc=wasmExports["malloc"])(a0);var _wasm_sleep=Module["_wasm_sleep"]=a0=>(_wasm_sleep=Module["_wasm_sleep"]=wasmExports["wasm_sleep"])(a0);var _ntohs=a0=>(_ntohs=wasmExports["ntohs"])(a0);var _htons=a0=>(_htons=wasmExports["htons"])(a0);var _htonl=a0=>(_htonl=wasmExports["htonl"])(a0);var _wasm_read=Module["_wasm_read"]=(a0,a1,a2)=>(_wasm_read=Module["_wasm_read"]=wasmExports["wasm_read"])(a0,a1,a2);var _fflush=a0=>(_fflush=wasmExports["fflush"])(a0);var _wasm_popen=Module["_wasm_popen"]=(a0,a1)=>(_wasm_popen=Module["_wasm_popen"]=wasmExports["wasm_popen"])(a0,a1);var _wasm_php_exec=Module["_wasm_php_exec"]=(a0,a1,a2,a3)=>(_wasm_php_exec=Module["_wasm_php_exec"]=wasmExports["wasm_php_exec"])(a0,a1,a2,a3);var _php_pollfd_for=Module["_php_pollfd_for"]=(a0,a1,a2)=>(_php_pollfd_for=Module["_php_pollfd_for"]=wasmExports["php_pollfd_for"])(a0,a1,a2);var 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_php_wasm_init=Module["_php_wasm_init"]=()=>(_php_wasm_init=Module["_php_wasm_init"]=wasmExports["php_wasm_init"])();var _wasm_free=Module["_wasm_free"]=a0=>(_wasm_free=Module["_wasm_free"]=wasmExports["wasm_free"])(a0);var ___funcs_on_exit=()=>(___funcs_on_exit=wasmExports["__funcs_on_exit"])();var _emscripten_builtin_memalign=(a0,a1)=>(_emscripten_builtin_memalign=wasmExports["emscripten_builtin_memalign"])(a0,a1);var __emscripten_timeout=(a0,a1)=>(__emscripten_timeout=wasmExports["_emscripten_timeout"])(a0,a1);var ___trap=()=>(___trap=wasmExports["__trap"])();var __emscripten_tempret_set=a0=>(__emscripten_tempret_set=wasmExports["_emscripten_tempret_set"])(a0);var __emscripten_stack_restore=a0=>(__emscripten_stack_restore=wasmExports["_emscripten_stack_restore"])(a0);var __emscripten_stack_alloc=a0=>(__emscripten_stack_alloc=wasmExports["_emscripten_stack_alloc"])(a0);var _emscripten_stack_get_current=()=>(_emscripten_stack_get_current=wasmExports["emscripten_stack_get_current"])();var dynCall_vi=Module["dynCall_vi"]=(a0,a1)=>(dynCall_vi=Module["dynCall_vi"]=wasmExports["dynCall_vi"])(a0,a1);Module["addRunDependency"]=addRunDependency;Module["removeRunDependency"]=removeRunDependency;Module["wasmExports"]=wasmExports;Module["ccall"]=ccall;Module["FS_createPreloadedFile"]=FS_createPreloadedFile;Module["FS_unlink"]=FS_unlink;Module["FS_createPath"]=FS_createPath;Module["FS_createDevice"]=FS_createDevice;Module["FS_createDataFile"]=FS_createDataFile;Module["FS_createLazyFile"]=FS_createLazyFile;Module["PROXYFS"]=PROXYFS;var calledRun;dependenciesFulfilled=function runCaller(){if(!calledRun)run();if(!calledRun)dependenciesFulfilled=runCaller};function run(){if(runDependencies>0){return}preRun();if(runDependencies>0){return}function doRun(){if(calledRun)return;calledRun=true;Module["calledRun"]=true;if(ABORT)return;initRuntime();if(Module["onRuntimeInitialized"])Module["onRuntimeInitialized"]();postRun()}if(Module["setStatus"]){Module["setStatus"]("Running...");setTimeout(function(){setTimeout(function(){Module["setStatus"]("")},1);doRun()},1)}else{doRun()}}if(Module["preInit"]){if(typeof Module["preInit"]=="function")Module["preInit"]=[Module["preInit"]];while(Module["preInit"].length>0){Module["preInit"].pop()()}}run(); +var Module=typeof PHPLoader!="undefined"?PHPLoader:{};var ENVIRONMENT_IS_WEB=RuntimeName==="WEB";var ENVIRONMENT_IS_WORKER=RuntimeName==="WORKER";var ENVIRONMENT_IS_NODE=RuntimeName==="NODE";var moduleOverrides=Object.assign({},Module);var arguments_=[];var thisProgram="./this.program";var quit_=(status,toThrow)=>{throw toThrow};var scriptDirectory="";function locateFile(path){if(Module["locateFile"]){return Module["locateFile"](path,scriptDirectory)}return scriptDirectory+path}var readAsync,readBinary;if(ENVIRONMENT_IS_WEB||ENVIRONMENT_IS_WORKER){if(ENVIRONMENT_IS_WORKER){scriptDirectory=self.location.href}else if(typeof document!="undefined"&&document.currentScript){scriptDirectory=document.currentScript.src}if(scriptDirectory.startsWith("blob:")){scriptDirectory=""}else{scriptDirectory=scriptDirectory.substr(0,scriptDirectory.replace(/[?#].*/,"").lastIndexOf("/")+1)}{readAsync=async url=>{var response=await fetch(url,{credentials:"same-origin"});if(response.ok){return response.arrayBuffer()}throw new Error(response.status+" : "+response.url)}}}else{}var out=Module["print"]||console.log.bind(console);var err=Module["printErr"]||console.error.bind(console);Object.assign(Module,moduleOverrides);moduleOverrides=null;if(Module["arguments"])arguments_=Module["arguments"];if(Module["thisProgram"])thisProgram=Module["thisProgram"]; +if (Module["quit"]) quit_=Module["quit"];var wasmBinary=Module["wasmBinary"];var wasmMemory;var ABORT=false;var EXITSTATUS;function assert(condition,text){if(!condition){abort(text)}}var HEAP8,HEAPU8,HEAP16,HEAPU16,HEAP32,HEAPU32,HEAPF32,HEAPF64;function updateMemoryViews(){var b=wasmMemory.buffer;Module["HEAP8"]=HEAP8=new Int8Array(b);Module["HEAP16"]=HEAP16=new Int16Array(b);Module["HEAPU8"]=HEAPU8=new Uint8Array(b);Module["HEAPU16"]=HEAPU16=new Uint16Array(b);Module["HEAP32"]=HEAP32=new Int32Array(b);Module["HEAPU32"]=HEAPU32=new Uint32Array(b);Module["HEAPF32"]=HEAPF32=new Float32Array(b);Module["HEAPF64"]=HEAPF64=new Float64Array(b)}var __ATPRERUN__=[];var __ATINIT__=[];var __ATEXIT__=[];var __ATPOSTRUN__=[];var runtimeInitialized=false;var runtimeExited=false;function preRun(){if(Module["preRun"]){if(typeof Module["preRun"]=="function")Module["preRun"]=[Module["preRun"]];while(Module["preRun"].length){addOnPreRun(Module["preRun"].shift())}}callRuntimeCallbacks(__ATPRERUN__)}function initRuntime(){runtimeInitialized=true;SOCKFS.root=FS.mount(SOCKFS,{},null);if(!Module["noFSInit"]&&!FS.initialized)FS.init();FS.ignorePermissions=false;TTY.init();PIPEFS.root=FS.mount(PIPEFS,{},null);callRuntimeCallbacks(__ATINIT__)}function exitRuntime(){___funcs_on_exit();callRuntimeCallbacks(__ATEXIT__);FS.quit();TTY.shutdown();runtimeExited=true}function postRun(){if(Module["postRun"]){if(typeof Module["postRun"]=="function")Module["postRun"]=[Module["postRun"]];while(Module["postRun"].length){addOnPostRun(Module["postRun"].shift())}}callRuntimeCallbacks(__ATPOSTRUN__)}function addOnPreRun(cb){__ATPRERUN__.unshift(cb)}function addOnInit(cb){__ATINIT__.unshift(cb)}function addOnPostRun(cb){__ATPOSTRUN__.unshift(cb)}var runDependencies=0;var dependenciesFulfilled=null;function getUniqueRunDependency(id){return id}function addRunDependency(id){runDependencies++;Module["monitorRunDependencies"]?.(runDependencies)}function removeRunDependency(id){runDependencies--;Module["monitorRunDependencies"]?.(runDependencies);if(runDependencies==0){if(dependenciesFulfilled){var callback=dependenciesFulfilled;dependenciesFulfilled=null;callback()}}}function abort(what){Module["onAbort"]?.(what);what="Aborted("+what+")";err(what);ABORT=true;what+=". Build with -sASSERTIONS for more info.";if(runtimeInitialized){___trap()}var e=new WebAssembly.RuntimeError(what);throw e}var dataURIPrefix="data:application/octet-stream;base64,";var isDataURI=filename=>filename.startsWith(dataURIPrefix);function findWasmBinary(){var f=dependencyFilename;if(!isDataURI(f)){return locateFile(f)}return f}var wasmBinaryFile;function getBinarySync(file){if(file==wasmBinaryFile&&wasmBinary){return new Uint8Array(wasmBinary)}if(readBinary){return readBinary(file)}throw"both async and sync fetching of the wasm failed"}async function getWasmBinary(binaryFile){if(!wasmBinary){try{var response=await readAsync(binaryFile);return new Uint8Array(response)}catch{}}return getBinarySync(binaryFile)}async function instantiateArrayBuffer(binaryFile,imports){try{var binary=await getWasmBinary(binaryFile);var instance=await WebAssembly.instantiate(binary,imports);return instance}catch(reason){err(`failed to asynchronously prepare wasm: ${reason}`);abort(reason)}}async function instantiateAsync(binary,binaryFile,imports){if(!binary&&typeof WebAssembly.instantiateStreaming=="function"&&!isDataURI(binaryFile)&&typeof fetch=="function"){try{var response=fetch(binaryFile,{credentials:"same-origin"});var instantiationResult=await WebAssembly.instantiateStreaming(response,imports);return instantiationResult}catch(reason){err(`wasm streaming compile failed: ${reason}`);err("falling back to ArrayBuffer instantiation")}}return instantiateArrayBuffer(binaryFile,imports)}function getWasmImports(){Asyncify.instrumentWasmImports(wasmImports);return{env:wasmImports,wasi_snapshot_preview1:wasmImports}}async function createWasm(){function receiveInstance(instance,module){wasmExports=instance.exports;wasmExports=Asyncify.instrumentWasmExports(wasmExports);Module["wasmExports"]=wasmExports;wasmMemory=wasmExports["memory"];updateMemoryViews();addOnInit(wasmExports["__wasm_call_ctors"]);removeRunDependency("wasm-instantiate");return wasmExports}addRunDependency("wasm-instantiate");function receiveInstantiationResult(result){receiveInstance(result["instance"])}var info=getWasmImports();if(Module["instantiateWasm"]){try{return Module["instantiateWasm"](info,receiveInstance)}catch(e){err(`Module.instantiateWasm callback failed with error: ${e}`);return false}}wasmBinaryFile??=findWasmBinary();var result=await instantiateAsync(wasmBinary,wasmBinaryFile,info);receiveInstantiationResult(result);return result}var tempDouble;var tempI64;function __asyncjs__js_popen_to_file(command,mode,exitCodePtr){return Asyncify.handleAsync(async()=>{const returnCallback=resolver=>new Promise(resolver);if(!command)return 1;const cmdstr=UTF8ToString(command);if(!cmdstr.length)return 0;const modestr=UTF8ToString(mode);if(!modestr.length)return 0;if(modestr==="w"){console.error('popen($cmd, "w") is not implemented yet')}return returnCallback(async wakeUp=>{let cp;try{cp=PHPWASM.spawnProcess(cmdstr,[]);if(cp instanceof Promise){cp=await cp}}catch(e){console.error(e);if(e.code==="SPAWN_UNSUPPORTED"){return 1}throw e}const outByteArrays=[];cp.stdout.on("data",function(data){outByteArrays.push(data)});const outputPath="/tmp/popen_output";cp.on("exit",function(exitCode){const outBytes=new Uint8Array(outByteArrays.reduce((acc,curr)=>acc+curr.length,0));let offset=0;for(const byteArray of outByteArrays){outBytes.set(byteArray,offset);offset+=byteArray.length}FS.writeFile(outputPath,outBytes);HEAPU8[exitCodePtr]=exitCode;wakeUp(allocateUTF8OnStack(outputPath))})})})}__asyncjs__js_popen_to_file.sig="iiii";function __asyncjs__wasm_poll_socket(socketd,events,timeout){return Asyncify.handleAsync(async()=>{const returnCallback=resolver=>new Promise(resolver);const POLLIN=1;const POLLPRI=2;const POLLOUT=4;const POLLERR=8;const POLLHUP=16;const POLLNVAL=32;return returnCallback(wakeUp=>{const polls=[];if(socketd in PHPWASM.child_proc_by_fd){const procInfo=PHPWASM.child_proc_by_fd[socketd];if(procInfo.exited){wakeUp(0);return}polls.push(PHPWASM.awaitEvent(procInfo.stdout,"data"))}else if(FS.isSocket(FS.getStream(socketd)?.node.mode)){const sock=getSocketFromFD(socketd);if(!sock){wakeUp(0);return}const lookingFor=new Set;if(events&POLLIN||events&POLLPRI){if(sock.server){for(const client of sock.pending){if((client.recv_queue||[]).length>0){wakeUp(1);return}}}else if((sock.recv_queue||[]).length>0){wakeUp(1);return}}const webSockets=PHPWASM.getAllWebSockets(sock);if(!webSockets.length){wakeUp(0);return}for(const ws of webSockets){if(events&POLLIN||events&POLLPRI){polls.push(PHPWASM.awaitData(ws));lookingFor.add("POLLIN")}if(events&POLLOUT){polls.push(PHPWASM.awaitConnection(ws));lookingFor.add("POLLOUT")}if(events&POLLHUP){polls.push(PHPWASM.awaitClose(ws));lookingFor.add("POLLHUP")}if(events&POLLERR||events&POLLNVAL){polls.push(PHPWASM.awaitError(ws));lookingFor.add("POLLERR")}}}else{setTimeout(function(){wakeUp(1)},timeout);return}if(polls.length===0){console.warn("Unsupported poll event "+events+", defaulting to setTimeout().");setTimeout(function(){wakeUp(0)},timeout);return}const promises=polls.map(([promise])=>promise);const clearPolling=()=>polls.forEach(([,clear])=>clear());let awaken=false;let timeoutId;Promise.race(promises).then(function(results){if(!awaken){awaken=true;wakeUp(1);if(timeoutId){clearTimeout(timeoutId)}clearPolling()}});if(timeout!==-1){timeoutId=setTimeout(function(){if(!awaken){awaken=true;wakeUp(0);clearPolling()}},timeout)}})})}__asyncjs__wasm_poll_socket.sig="iiii";function __asyncjs__js_fd_read(fd,iov,iovcnt,pnum){return Asyncify.handleAsync(async()=>{const returnCallback=resolver=>new Promise(resolver);if(Asyncify?.State?.Normal===undefined||Asyncify?.state===Asyncify?.State?.Normal){var returnCode;var stream;let num=0;try{stream=SYSCALLS.getStreamFromFD(fd);const num=doReadv(stream,iov,iovcnt);HEAPU32[pnum>>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError")){throw e}if(e.errno!==6||!(stream?.fd in PHPWASM.child_proc_by_fd)){HEAPU32[pnum>>2]=0;return returnCode}}}return returnCallback(wakeUp=>{var retries=0;var interval=50;var timeout=5e3;var maxRetries=timeout/interval;function poll(){var returnCode;var stream;let num;try{stream=SYSCALLS.getStreamFromFD(fd);num=doReadv(stream,iov,iovcnt);returnCode=0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError")){console.error(e);throw e}returnCode=e.errno}const success=returnCode===0;const failure=++retries>maxRetries||!(fd in PHPWASM.child_proc_by_fd)||PHPWASM.child_proc_by_fd[fd]?.exited||FS.isClosed(stream);if(success){HEAPU32[pnum>>2]=num;wakeUp(0)}else if(failure){HEAPU32[pnum>>2]=0;wakeUp(returnCode===6?0:returnCode)}else{setTimeout(poll,interval)}}poll()})})}__asyncjs__js_fd_read.sig="iiiii";function __asyncjs__js_module_onMessage(data,response_buffer){return Asyncify.handleAsync(async()=>{if(Module["onMessage"]){const dataStr=UTF8ToString(data);return Module["onMessage"](dataStr).then(response=>{const responseBytes=typeof response==="string"?(new TextEncoder).encode(response):response;const responseSize=responseBytes.byteLength;const responsePtr=_malloc(responseSize+1);HEAPU8.set(responseBytes,responsePtr);HEAPU8[responsePtr+responseSize]=0;HEAPU8[response_buffer]=responsePtr;HEAPU8[response_buffer+1]=responsePtr>>8;HEAPU8[response_buffer+2]=responsePtr>>16;HEAPU8[response_buffer+3]=responsePtr>>24;return responseSize}).catch(e=>{console.error(e);return-1})}})}__asyncjs__js_module_onMessage.sig="iii";class ExitStatus{name="ExitStatus";constructor(status){this.message=`Program terminated with exit(${status})`;this.status=status}} +ExitStatus = class PHPExitStatus extends Error { +constructor(status) { + super(status); + this.name = "ExitStatus"; + this.message = "Program terminated with exit(" + status + ")"; + this.status = status; + } +};var callRuntimeCallbacks=callbacks=>{while(callbacks.length>0){callbacks.shift()(Module)}};var noExitRuntime=Module["noExitRuntime"]||false;var UTF8Decoder=typeof TextDecoder!="undefined"?new TextDecoder:undefined;var UTF8ArrayToString=(heapOrArray,idx=0,maxBytesToRead=NaN)=>{var endIdx=idx+maxBytesToRead;var endPtr=idx;while(heapOrArray[endPtr]&&!(endPtr>=endIdx))++endPtr;if(endPtr-idx>16&&heapOrArray.buffer&&UTF8Decoder){return UTF8Decoder.decode(heapOrArray.subarray(idx,endPtr))}var str="";while(idx>10,56320|ch&1023)}}return str};var UTF8ToString=(ptr,maxBytesToRead)=>ptr?UTF8ArrayToString(HEAPU8,ptr,maxBytesToRead):"";Module["UTF8ToString"]=UTF8ToString;var ___assert_fail=(condition,filename,line,func)=>abort(`Assertion failed: ${UTF8ToString(condition)}, at: `+[filename?UTF8ToString(filename):"unknown filename",line,func?UTF8ToString(func):"unknown function"]);var ___call_sighandler=(fp,sig)=>(a1=>dynCall_vi(fp,a1))(sig);var initRandomFill=()=>{if(typeof crypto=="object"&&typeof crypto["getRandomValues"]=="function"){return view=>crypto.getRandomValues(view)}else abort("initRandomDevice")};var randomFill=view=>(randomFill=initRandomFill())(view);var PATH={isAbs:path=>path.charAt(0)==="/",splitPath:filename=>{var splitPathRe=/^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/;return splitPathRe.exec(filename).slice(1)},normalizeArray:(parts,allowAboveRoot)=>{var up=0;for(var i=parts.length-1;i>=0;i--){var last=parts[i];if(last==="."){parts.splice(i,1)}else if(last===".."){parts.splice(i,1);up++}else if(up){parts.splice(i,1);up--}}if(allowAboveRoot){for(;up;up--){parts.unshift("..")}}return parts},normalize:path=>{var isAbsolute=PATH.isAbs(path),trailingSlash=path.substr(-1)==="/";path=PATH.normalizeArray(path.split("/").filter(p=>!!p),!isAbsolute).join("/");if(!path&&!isAbsolute){path="."}if(path&&trailingSlash){path+="/"}return(isAbsolute?"/":"")+path},dirname:path=>{var result=PATH.splitPath(path),root=result[0],dir=result[1];if(!root&&!dir){return"."}if(dir){dir=dir.substr(0,dir.length-1)}return root+dir},basename:path=>{if(path==="/")return"/";path=PATH.normalize(path);path=path.replace(/\/$/,"");var lastSlash=path.lastIndexOf("/");if(lastSlash===-1)return path;return path.substr(lastSlash+1)},join:(...paths)=>PATH.normalize(paths.join("/")),join2:(l,r)=>PATH.normalize(l+"/"+r)};var PATH_FS={resolve:(...args)=>{var resolvedPath="",resolvedAbsolute=false;for(var i=args.length-1;i>=-1&&!resolvedAbsolute;i--){var path=i>=0?args[i]:FS.cwd();if(typeof path!="string"){throw new TypeError("Arguments to path.resolve must be strings")}else if(!path){return""}resolvedPath=path+"/"+resolvedPath;resolvedAbsolute=PATH.isAbs(path)}resolvedPath=PATH.normalizeArray(resolvedPath.split("/").filter(p=>!!p),!resolvedAbsolute).join("/");return(resolvedAbsolute?"/":"")+resolvedPath||"."},relative:(from,to)=>{from=PATH_FS.resolve(from).substr(1);to=PATH_FS.resolve(to).substr(1);function trim(arr){var start=0;for(;start=0;end--){if(arr[end]!=="")break}if(start>end)return[];return arr.slice(start,end-start+1)}var fromParts=trim(from.split("/"));var toParts=trim(to.split("/"));var length=Math.min(fromParts.length,toParts.length);var samePartsLength=length;for(var i=0;i{var len=0;for(var i=0;i=55296&&c<=57343){len+=4;++i}else{len+=3}}return len};Module["lengthBytesUTF8"]=lengthBytesUTF8;var stringToUTF8Array=(str,heap,outIdx,maxBytesToWrite)=>{if(!(maxBytesToWrite>0))return 0;var startIdx=outIdx;var endIdx=outIdx+maxBytesToWrite-1;for(var i=0;i=55296&&u<=57343){var u1=str.charCodeAt(++i);u=65536+((u&1023)<<10)|u1&1023}if(u<=127){if(outIdx>=endIdx)break;heap[outIdx++]=u}else if(u<=2047){if(outIdx+1>=endIdx)break;heap[outIdx++]=192|u>>6;heap[outIdx++]=128|u&63}else if(u<=65535){if(outIdx+2>=endIdx)break;heap[outIdx++]=224|u>>12;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}else{if(outIdx+3>=endIdx)break;heap[outIdx++]=240|u>>18;heap[outIdx++]=128|u>>12&63;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}}heap[outIdx]=0;return outIdx-startIdx};function intArrayFromString(stringy,dontAddNull,length){var len=length>0?length:lengthBytesUTF8(stringy)+1;var u8array=new Array(len);var numBytesWritten=stringToUTF8Array(stringy,u8array,0,u8array.length);if(dontAddNull)u8array.length=numBytesWritten;return u8array}var FS_stdin_getChar=()=>{if(!FS_stdin_getChar_buffer.length){var result=null;if(typeof window!="undefined"&&typeof window.prompt=="function"){result=window.prompt("Input: ");if(result!==null){result+="\n"}}else{}if(!result){return null}FS_stdin_getChar_buffer=intArrayFromString(result,true)}return FS_stdin_getChar_buffer.shift()};var TTY={ttys:[],init(){},shutdown(){},register(dev,ops){TTY.ttys[dev]={input:[],output:[],ops};FS.registerDevice(dev,TTY.stream_ops)},stream_ops:{open(stream){var tty=TTY.ttys[stream.node.rdev];if(!tty){throw new FS.ErrnoError(43)}stream.tty=tty;stream.seekable=false},close(stream){stream.tty.ops.fsync(stream.tty)},fsync(stream){stream.tty.ops.fsync(stream.tty)},read(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.get_char){throw new FS.ErrnoError(60)}var bytesRead=0;for(var i=0;i0){out(UTF8ArrayToString(tty.output));tty.output=[]}},ioctl_tcgets(tty){return{c_iflag:25856,c_oflag:5,c_cflag:191,c_lflag:35387,c_cc:[3,28,127,21,4,0,1,0,17,19,26,0,18,15,23,22,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]}},ioctl_tcsets(tty,optional_actions,data){return 0},ioctl_tiocgwinsz(tty){return[24,80]}},default_tty1_ops:{put_char(tty,val){if(val===null||val===10){err(UTF8ArrayToString(tty.output));tty.output=[]}else{if(val!=0)tty.output.push(val)}},fsync(tty){if(tty.output&&tty.output.length>0){err(UTF8ArrayToString(tty.output));tty.output=[]}}}};var zeroMemory=(address,size)=>{HEAPU8.fill(0,address,address+size)};var alignMemory=(size,alignment)=>Math.ceil(size/alignment)*alignment;var mmapAlloc=size=>{size=alignMemory(size,65536);var ptr=_emscripten_builtin_memalign(65536,size);if(ptr)zeroMemory(ptr,size);return ptr};var MEMFS={ops_table:null,mount(mount){return MEMFS.createNode(null,"/",16895,0)},createNode(parent,name,mode,dev){if(FS.isBlkdev(mode)||FS.isFIFO(mode)){throw new FS.ErrnoError(63)}MEMFS.ops_table||={dir:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,lookup:MEMFS.node_ops.lookup,mknod:MEMFS.node_ops.mknod,rename:MEMFS.node_ops.rename,unlink:MEMFS.node_ops.unlink,rmdir:MEMFS.node_ops.rmdir,readdir:MEMFS.node_ops.readdir,symlink:MEMFS.node_ops.symlink},stream:{llseek:MEMFS.stream_ops.llseek}},file:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:{llseek:MEMFS.stream_ops.llseek,read:MEMFS.stream_ops.read,write:MEMFS.stream_ops.write,allocate:MEMFS.stream_ops.allocate,mmap:MEMFS.stream_ops.mmap,msync:MEMFS.stream_ops.msync}},link:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,readlink:MEMFS.node_ops.readlink},stream:{}},chrdev:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:FS.chrdev_stream_ops}};var node=FS.createNode(parent,name,mode,dev);if(FS.isDir(node.mode)){node.node_ops=MEMFS.ops_table.dir.node;node.stream_ops=MEMFS.ops_table.dir.stream;node.contents={}}else if(FS.isFile(node.mode)){node.node_ops=MEMFS.ops_table.file.node;node.stream_ops=MEMFS.ops_table.file.stream;node.usedBytes=0;node.contents=null}else if(FS.isLink(node.mode)){node.node_ops=MEMFS.ops_table.link.node;node.stream_ops=MEMFS.ops_table.link.stream}else if(FS.isChrdev(node.mode)){node.node_ops=MEMFS.ops_table.chrdev.node;node.stream_ops=MEMFS.ops_table.chrdev.stream}node.atime=node.mtime=node.ctime=Date.now();if(parent){parent.contents[name]=node;parent.atime=parent.mtime=parent.ctime=node.atime}return node},getFileDataAsTypedArray(node){if(!node.contents)return new Uint8Array(0);if(node.contents.subarray)return node.contents.subarray(0,node.usedBytes);return new Uint8Array(node.contents)},expandFileStorage(node,newCapacity){var prevCapacity=node.contents?node.contents.length:0;if(prevCapacity>=newCapacity)return;var CAPACITY_DOUBLING_MAX=1024*1024;newCapacity=Math.max(newCapacity,prevCapacity*(prevCapacity>>0);if(prevCapacity!=0)newCapacity=Math.max(newCapacity,256);var oldContents=node.contents;node.contents=new Uint8Array(newCapacity);if(node.usedBytes>0)node.contents.set(oldContents.subarray(0,node.usedBytes),0)},resizeFileStorage(node,newSize){if(node.usedBytes==newSize)return;if(newSize==0){node.contents=null;node.usedBytes=0}else{var oldContents=node.contents;node.contents=new Uint8Array(newSize);if(oldContents){node.contents.set(oldContents.subarray(0,Math.min(newSize,node.usedBytes)))}node.usedBytes=newSize}},node_ops:{getattr(node){var attr={};attr.dev=FS.isChrdev(node.mode)?node.id:1;attr.ino=node.id;attr.mode=node.mode;attr.nlink=1;attr.uid=0;attr.gid=0;attr.rdev=node.rdev;if(FS.isDir(node.mode)){attr.size=4096}else if(FS.isFile(node.mode)){attr.size=node.usedBytes}else if(FS.isLink(node.mode)){attr.size=node.link.length}else{attr.size=0}attr.atime=new Date(node.atime);attr.mtime=new Date(node.mtime);attr.ctime=new Date(node.ctime);attr.blksize=4096;attr.blocks=Math.ceil(attr.size/attr.blksize);return attr},setattr(node,attr){for(const key of["mode","atime","mtime","ctime"]){if(attr[key]){node[key]=attr[key]}}if(attr.size!==undefined){MEMFS.resizeFileStorage(node,attr.size)}},lookup(parent,name){throw MEMFS.doesNotExistError},mknod(parent,name,mode,dev){return MEMFS.createNode(parent,name,mode,dev)},rename(old_node,new_dir,new_name){var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(new_node){if(FS.isDir(old_node.mode)){for(var i in new_node.contents){throw new FS.ErrnoError(55)}}FS.hashRemoveNode(new_node)}delete old_node.parent.contents[old_node.name];new_dir.contents[new_name]=old_node;old_node.name=new_name;new_dir.ctime=new_dir.mtime=old_node.parent.ctime=old_node.parent.mtime=Date.now()},unlink(parent,name){delete parent.contents[name];parent.ctime=parent.mtime=Date.now()},rmdir(parent,name){var node=FS.lookupNode(parent,name);for(var i in node.contents){throw new FS.ErrnoError(55)}delete parent.contents[name];parent.ctime=parent.mtime=Date.now()},readdir(node){return[".","..",...Object.keys(node.contents)]},symlink(parent,newname,oldpath){var node=MEMFS.createNode(parent,newname,511|40960,0);node.link=oldpath;return node},readlink(node){if(!FS.isLink(node.mode)){throw new FS.ErrnoError(28)}return node.link}},stream_ops:{read(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=stream.node.usedBytes)return 0;var size=Math.min(stream.node.usedBytes-position,length);if(size>8&&contents.subarray){buffer.set(contents.subarray(position,position+size),offset)}else{for(var i=0;i0||position+length{var arrayBuffer=await readAsync(url);return new Uint8Array(arrayBuffer)};asyncLoad.isAsync=true;var FS_createDataFile=(parent,name,fileData,canRead,canWrite,canOwn)=>{FS.createDataFile(parent,name,fileData,canRead,canWrite,canOwn)};var preloadPlugins=Module["preloadPlugins"]||[];var FS_handledByPreloadPlugin=(byteArray,fullname,finish,onerror)=>{if(typeof Browser!="undefined")Browser.init();var handled=false;preloadPlugins.forEach(plugin=>{if(handled)return;if(plugin["canHandle"](fullname)){plugin["handle"](byteArray,fullname,finish,onerror);handled=true}});return handled};var FS_createPreloadedFile=(parent,name,url,canRead,canWrite,onload,onerror,dontCreateFile,canOwn,preFinish)=>{var fullname=name?PATH_FS.resolve(PATH.join2(parent,name)):parent;var dep=getUniqueRunDependency(`cp ${fullname}`);function processData(byteArray){function finish(byteArray){preFinish?.();if(!dontCreateFile){FS_createDataFile(parent,name,byteArray,canRead,canWrite,canOwn)}onload?.();removeRunDependency(dep)}if(FS_handledByPreloadPlugin(byteArray,fullname,finish,()=>{onerror?.();removeRunDependency(dep)})){return}finish(byteArray)}addRunDependency(dep);if(typeof url=="string"){asyncLoad(url).then(processData,onerror)}else{processData(url)}};var FS_modeStringToFlags=str=>{var flagModes={r:0,"r+":2,w:512|64|1,"w+":512|64|2,a:1024|64|1,"a+":1024|64|2};var flags=flagModes[str];if(typeof flags=="undefined"){throw new Error(`Unknown file open mode: ${str}`)}return flags};var FS_getMode=(canRead,canWrite)=>{var mode=0;if(canRead)mode|=292|73;if(canWrite)mode|=146;return mode};var ERRNO_CODES={EPERM:63,ENOENT:44,ESRCH:71,EINTR:27,EIO:29,ENXIO:60,E2BIG:1,ENOEXEC:45,EBADF:8,ECHILD:12,EAGAIN:6,EWOULDBLOCK:6,ENOMEM:48,EACCES:2,EFAULT:21,ENOTBLK:105,EBUSY:10,EEXIST:20,EXDEV:75,ENODEV:43,ENOTDIR:54,EISDIR:31,EINVAL:28,ENFILE:41,EMFILE:33,ENOTTY:59,ETXTBSY:74,EFBIG:22,ENOSPC:51,ESPIPE:70,EROFS:69,EMLINK:34,EPIPE:64,EDOM:18,ERANGE:68,ENOMSG:49,EIDRM:24,ECHRNG:106,EL2NSYNC:156,EL3HLT:107,EL3RST:108,ELNRNG:109,EUNATCH:110,ENOCSI:111,EL2HLT:112,EDEADLK:16,ENOLCK:46,EBADE:113,EBADR:114,EXFULL:115,ENOANO:104,EBADRQC:103,EBADSLT:102,EDEADLOCK:16,EBFONT:101,ENOSTR:100,ENODATA:116,ETIME:117,ENOSR:118,ENONET:119,ENOPKG:120,EREMOTE:121,ENOLINK:47,EADV:122,ESRMNT:123,ECOMM:124,EPROTO:65,EMULTIHOP:36,EDOTDOT:125,EBADMSG:9,ENOTUNIQ:126,EBADFD:127,EREMCHG:128,ELIBACC:129,ELIBBAD:130,ELIBSCN:131,ELIBMAX:132,ELIBEXEC:133,ENOSYS:52,ENOTEMPTY:55,ENAMETOOLONG:37,ELOOP:32,EOPNOTSUPP:138,EPFNOSUPPORT:139,ECONNRESET:15,ENOBUFS:42,EAFNOSUPPORT:5,EPROTOTYPE:67,ENOTSOCK:57,ENOPROTOOPT:50,ESHUTDOWN:140,ECONNREFUSED:14,EADDRINUSE:3,ECONNABORTED:13,ENETUNREACH:40,ENETDOWN:38,ETIMEDOUT:73,EHOSTDOWN:142,EHOSTUNREACH:23,EINPROGRESS:26,EALREADY:7,EDESTADDRREQ:17,EMSGSIZE:35,EPROTONOSUPPORT:66,ESOCKTNOSUPPORT:137,EADDRNOTAVAIL:4,ENETRESET:39,EISCONN:30,ENOTCONN:53,ETOOMANYREFS:141,EUSERS:136,EDQUOT:19,ESTALE:72,ENOTSUP:138,ENOMEDIUM:148,EILSEQ:25,EOVERFLOW:61,ECANCELED:11,ENOTRECOVERABLE:56,EOWNERDEAD:62,ESTRPIPE:135};var PROXYFS={mount(mount){return PROXYFS.createNode(null,"/",mount.opts.fs.lstat(mount.opts.root).mode,0)},createNode(parent,name,mode,dev){if(!FS.isDir(mode)&&!FS.isFile(mode)&&!FS.isLink(mode)){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}var node=FS.createNode(parent,name,mode);node.node_ops=PROXYFS.node_ops;node.stream_ops=PROXYFS.stream_ops;return node},realPath(node){var parts=[];while(node.parent!==node){parts.push(node.name);node=node.parent}parts.push(node.mount.opts.root);parts.reverse();return PATH.join(...parts)},node_ops:{getattr(node){var path=PROXYFS.realPath(node);var stat;try{stat=node.mount.opts.fs.lstat(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return{dev:stat.dev,ino:stat.ino,mode:stat.mode,nlink:stat.nlink,uid:stat.uid,gid:stat.gid,rdev:stat.rdev,size:stat.size,atime:stat.atime,mtime:stat.mtime,ctime:stat.ctime,blksize:stat.blksize,blocks:stat.blocks}},setattr(node,attr){var path=PROXYFS.realPath(node);try{if(attr.mode!==undefined){node.mount.opts.fs.chmod(path,attr.mode);node.mode=attr.mode}if(attr.atime||attr.mtime){var atime=new Date(attr.atime||attr.mtime);var mtime=new Date(attr.mtime||attr.atime);node.mount.opts.fs.utime(path,atime,mtime)}if(attr.size!==undefined){node.mount.opts.fs.truncate(path,attr.size)}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},lookup(parent,name){try{var path=PATH.join2(PROXYFS.realPath(parent),name);var mode=parent.mount.opts.fs.lstat(path).mode;var node=PROXYFS.createNode(parent,name,mode);return node}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},mknod(parent,name,mode,dev){var node=PROXYFS.createNode(parent,name,mode,dev);var path=PROXYFS.realPath(node);try{if(FS.isDir(node.mode)){node.mount.opts.fs.mkdir(path,node.mode)}else{node.mount.opts.fs.writeFile(path,"",{mode:node.mode})}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return node},rename(oldNode,newDir,newName){var oldPath=PROXYFS.realPath(oldNode);var newPath=PATH.join2(PROXYFS.realPath(newDir),newName);try{oldNode.mount.opts.fs.rename(oldPath,newPath);oldNode.name=newName}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},unlink(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.unlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},rmdir(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.rmdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readdir(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},symlink(parent,newName,oldPath){var newPath=PATH.join2(PROXYFS.realPath(parent),newName);try{parent.mount.opts.fs.symlink(oldPath,newPath)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readlink(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}}},stream_ops:{open(stream){var path=PROXYFS.realPath(stream.node);try{stream.nfd=stream.node.mount.opts.fs.open(path,stream.flags)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},close(stream){try{stream.node.mount.opts.fs.close(stream.nfd)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},read(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.read(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},write(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.write(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},llseek(stream,offset,whence){var position=offset;if(whence===1){position+=stream.position}else if(whence===2){if(FS.isFile(stream.node.mode)){try{var stat=stream.node.node_ops.getattr(stream.node);position+=stat.size}catch(e){throw new FS.ErrnoError(ERRNO_CODES[e.code])}}}if(position<0){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}return position}}};var FS={root:null,mounts:[],devices:{},streams:[],nextInode:1,nameTable:null,currentPath:"/",initialized:false,ignorePermissions:true,ErrnoError:class{name="ErrnoError";constructor(errno){this.errno=errno}},filesystems:null,syncFSRequests:0,readFiles:{},FSStream:class{shared={};get object(){return this.node}set object(val){this.node=val}get isRead(){return(this.flags&2097155)!==1}get isWrite(){return(this.flags&2097155)!==0}get isAppend(){return this.flags&1024}get flags(){return this.shared.flags}set flags(val){this.shared.flags=val}get position(){return this.shared.position}set position(val){this.shared.position=val}},FSNode:class{node_ops={};stream_ops={};readMode=292|73;writeMode=146;mounted=null;constructor(parent,name,mode,rdev){if(!parent){parent=this}this.parent=parent;this.mount=parent.mount;this.id=FS.nextInode++;this.name=name;this.mode=mode;this.rdev=rdev;this.atime=this.mtime=this.ctime=Date.now()}get read(){return(this.mode&this.readMode)===this.readMode}set read(val){val?this.mode|=this.readMode:this.mode&=~this.readMode}get write(){return(this.mode&this.writeMode)===this.writeMode}set write(val){val?this.mode|=this.writeMode:this.mode&=~this.writeMode}get isFolder(){return FS.isDir(this.mode)}get isDevice(){return FS.isChrdev(this.mode)}},lookupPath(path,opts={}){if(!path)return{path:"",node:null};opts.follow_mount??=true;if(!PATH.isAbs(path)){path=FS.cwd()+"/"+path}linkloop:for(var nlinks=0;nlinks<40;nlinks++){var parts=path.split("/").filter(p=>!!p&&p!==".");var current=FS.root;var current_path="/";for(var i=0;i>>0)%FS.nameTable.length},hashAddNode(node){var hash=FS.hashName(node.parent.id,node.name);node.name_next=FS.nameTable[hash];FS.nameTable[hash]=node},hashRemoveNode(node){var hash=FS.hashName(node.parent.id,node.name);if(FS.nameTable[hash]===node){FS.nameTable[hash]=node.name_next}else{var current=FS.nameTable[hash];while(current){if(current.name_next===node){current.name_next=node.name_next;break}current=current.name_next}}},lookupNode(parent,name){var errCode=FS.mayLookup(parent);if(errCode){throw new FS.ErrnoError(errCode)}var hash=FS.hashName(parent.id,name);for(var node=FS.nameTable[hash];node;node=node.name_next){var nodeName=node.name;if(node.parent.id===parent.id&&nodeName===name){return node}}return FS.lookup(parent,name)},createNode(parent,name,mode,rdev){var node=new FS.FSNode(parent,name,mode,rdev);FS.hashAddNode(node);return node},destroyNode(node){FS.hashRemoveNode(node)},isRoot(node){return node===node.parent},isMountpoint(node){return!!node.mounted},isFile(mode){return(mode&61440)===32768},isDir(mode){return(mode&61440)===16384},isLink(mode){return(mode&61440)===40960},isChrdev(mode){return(mode&61440)===8192},isBlkdev(mode){return(mode&61440)===24576},isFIFO(mode){return(mode&61440)===4096},isSocket(mode){return(mode&49152)===49152},flagsToPermissionString(flag){var perms=["r","w","rw"][flag&3];if(flag&512){perms+="w"}return perms},nodePermissions(node,perms){if(FS.ignorePermissions){return 0}if(perms.includes("r")&&!(node.mode&292)){return 2}else if(perms.includes("w")&&!(node.mode&146)){return 2}else if(perms.includes("x")&&!(node.mode&73)){return 2}return 0},mayLookup(dir){if(!FS.isDir(dir.mode))return 54;var errCode=FS.nodePermissions(dir,"x");if(errCode)return errCode;if(!dir.node_ops.lookup)return 2;return 0},mayCreate(dir,name){if(!FS.isDir(dir.mode)){return 54}try{var node=FS.lookupNode(dir,name);return 20}catch(e){}return FS.nodePermissions(dir,"wx")},mayDelete(dir,name,isdir){var node;try{node=FS.lookupNode(dir,name)}catch(e){return e.errno}var errCode=FS.nodePermissions(dir,"wx");if(errCode){return errCode}if(isdir){if(!FS.isDir(node.mode)){return 54}if(FS.isRoot(node)||FS.getPath(node)===FS.cwd()){return 10}}else{if(FS.isDir(node.mode)){return 31}}return 0},mayOpen(node,flags){if(!node){return 44}if(FS.isLink(node.mode)){return 32}else if(FS.isDir(node.mode)){if(FS.flagsToPermissionString(flags)!=="r"||flags&512){return 31}}return FS.nodePermissions(node,FS.flagsToPermissionString(flags))},MAX_OPEN_FDS:4096,nextfd(){for(var fd=0;fd<=FS.MAX_OPEN_FDS;fd++){if(!FS.streams[fd]){return fd}}throw new FS.ErrnoError(33)},getStreamChecked(fd){var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}return stream},getStream:fd=>FS.streams[fd],createStream(stream,fd=-1){stream=Object.assign(new FS.FSStream,stream);if(fd==-1){fd=FS.nextfd()}stream.fd=fd;FS.streams[fd]=stream;return stream},closeStream(fd){FS.streams[fd]=null},dupStream(origStream,fd=-1){var stream=FS.createStream(origStream,fd);stream.stream_ops?.dup?.(stream);return stream},chrdev_stream_ops:{open(stream){var device=FS.getDevice(stream.node.rdev);stream.stream_ops=device.stream_ops;stream.stream_ops.open?.(stream)},llseek(){throw new FS.ErrnoError(70)}},major:dev=>dev>>8,minor:dev=>dev&255,makedev:(ma,mi)=>ma<<8|mi,registerDevice(dev,ops){FS.devices[dev]={stream_ops:ops}},getDevice:dev=>FS.devices[dev],getMounts(mount){var mounts=[];var check=[mount];while(check.length){var m=check.pop();mounts.push(m);check.push(...m.mounts)}return mounts},syncfs(populate,callback){if(typeof populate=="function"){callback=populate;populate=false}FS.syncFSRequests++;if(FS.syncFSRequests>1){err(`warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work`)}var mounts=FS.getMounts(FS.root.mount);var completed=0;function doCallback(errCode){FS.syncFSRequests--;return callback(errCode)}function done(errCode){if(errCode){if(!done.errored){done.errored=true;return doCallback(errCode)}return}if(++completed>=mounts.length){doCallback(null)}}mounts.forEach(mount=>{if(!mount.type.syncfs){return done(null)}mount.type.syncfs(mount,populate,done)})},mount(type,opts,mountpoint){var root=mountpoint==="/";var pseudo=!mountpoint;var node;if(root&&FS.root){throw new FS.ErrnoError(10)}else if(!root&&!pseudo){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});mountpoint=lookup.path;node=lookup.node;if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}if(!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}}var mount={type,opts,mountpoint,mounts:[]};var mountRoot=type.mount(mount);mountRoot.mount=mount;mount.root=mountRoot;if(root){FS.root=mountRoot}else if(node){node.mounted=mount;if(node.mount){node.mount.mounts.push(mount)}}return mountRoot},unmount(mountpoint){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});if(!FS.isMountpoint(lookup.node)){throw new FS.ErrnoError(28)}var node=lookup.node;var mount=node.mounted;var mounts=FS.getMounts(mount);Object.keys(FS.nameTable).forEach(hash=>{var current=FS.nameTable[hash];while(current){var next=current.name_next;if(mounts.includes(current.mount)){FS.destroyNode(current)}current=next}});node.mounted=null;var idx=node.mount.mounts.indexOf(mount);node.mount.mounts.splice(idx,1)},lookup(parent,name){return parent.node_ops.lookup(parent,name)},mknod(path,mode,dev){var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);if(!name||name==="."||name===".."){throw new FS.ErrnoError(28)}var errCode=FS.mayCreate(parent,name);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.mknod){throw new FS.ErrnoError(63)}return parent.node_ops.mknod(parent,name,mode,dev)},statfs(path){var rtn={bsize:4096,frsize:4096,blocks:1e6,bfree:5e5,bavail:5e5,files:FS.nextInode,ffree:FS.nextInode-1,fsid:42,flags:2,namelen:255};var parent=FS.lookupPath(path,{follow:true}).node;if(parent?.node_ops.statfs){Object.assign(rtn,parent.node_ops.statfs(parent.mount.opts.root))}return rtn},create(path,mode=438){mode&=4095;mode|=32768;return FS.mknod(path,mode,0)},mkdir(path,mode=511){mode&=511|512;mode|=16384;return FS.mknod(path,mode,0)},mkdirTree(path,mode){var dirs=path.split("/");var d="";for(var i=0;iFS.currentPath,chdir(path){var lookup=FS.lookupPath(path,{follow:true});if(lookup.node===null){throw new FS.ErrnoError(44)}if(!FS.isDir(lookup.node.mode)){throw new FS.ErrnoError(54)}var errCode=FS.nodePermissions(lookup.node,"x");if(errCode){throw new FS.ErrnoError(errCode)}FS.currentPath=lookup.path},createDefaultDirectories(){FS.mkdir("/tmp");FS.mkdir("/home");FS.mkdir("/home/web_user")},createDefaultDevices(){FS.mkdir("/dev");FS.registerDevice(FS.makedev(1,3),{read:()=>0,write:(stream,buffer,offset,length,pos)=>length,llseek:()=>0});FS.mkdev("/dev/null",FS.makedev(1,3));TTY.register(FS.makedev(5,0),TTY.default_tty_ops);TTY.register(FS.makedev(6,0),TTY.default_tty1_ops);FS.mkdev("/dev/tty",FS.makedev(5,0));FS.mkdev("/dev/tty1",FS.makedev(6,0));var randomBuffer=new Uint8Array(1024),randomLeft=0;var randomByte=()=>{if(randomLeft===0){randomLeft=randomFill(randomBuffer).byteLength}return randomBuffer[--randomLeft]};FS.createDevice("/dev","random",randomByte);FS.createDevice("/dev","urandom",randomByte);FS.mkdir("/dev/shm");FS.mkdir("/dev/shm/tmp")},createSpecialDirectories(){FS.mkdir("/proc");var proc_self=FS.mkdir("/proc/self");FS.mkdir("/proc/self/fd");FS.mount({mount(){var node=FS.createNode(proc_self,"fd",16895,73);node.stream_ops={llseek:MEMFS.stream_ops.llseek};node.node_ops={lookup(parent,name){var fd=+name;var stream=FS.getStreamChecked(fd);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path},id:fd+1};ret.parent=ret;return ret},readdir(){return Array.from(FS.streams.entries()).filter(([k,v])=>v).map(([k,v])=>k.toString())}};return node}},{},"/proc/self/fd")},createStandardStreams(input,output,error){if(input){FS.createDevice("/dev","stdin",input)}else{FS.symlink("/dev/tty","/dev/stdin")}if(output){FS.createDevice("/dev","stdout",null,output)}else{FS.symlink("/dev/tty","/dev/stdout")}if(error){FS.createDevice("/dev","stderr",null,error)}else{FS.symlink("/dev/tty1","/dev/stderr")}var stdin=FS.open("/dev/stdin",0);var stdout=FS.open("/dev/stdout",1);var stderr=FS.open("/dev/stderr",1)},staticInit(){FS.nameTable=new Array(4096);FS.mount(MEMFS,{},"/");FS.createDefaultDirectories();FS.createDefaultDevices();FS.createSpecialDirectories();FS.filesystems={MEMFS,PROXYFS}},init(input,output,error){FS.initialized=true;input??=Module["stdin"];output??=Module["stdout"];error??=Module["stderr"];FS.createStandardStreams(input,output,error)},quit(){FS.initialized=false;_fflush(0);for(var i=0;ithis.length-1||idx<0){return undefined}var chunkOffset=idx%this.chunkSize;var chunkNum=idx/this.chunkSize|0;return this.getter(chunkNum)[chunkOffset]}setDataGetter(getter){this.getter=getter}cacheLength(){var xhr=new XMLHttpRequest;xhr.open("HEAD",url,false);xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);var datalength=Number(xhr.getResponseHeader("Content-length"));var header;var hasByteServing=(header=xhr.getResponseHeader("Accept-Ranges"))&&header==="bytes";var usesGzip=(header=xhr.getResponseHeader("Content-Encoding"))&&header==="gzip";var chunkSize=1024*1024;if(!hasByteServing)chunkSize=datalength;var doXHR=(from,to)=>{if(from>to)throw new Error("invalid range ("+from+", "+to+") or no bytes requested!");if(to>datalength-1)throw new Error("only "+datalength+" bytes available! programmer error!");var xhr=new XMLHttpRequest;xhr.open("GET",url,false);if(datalength!==chunkSize)xhr.setRequestHeader("Range","bytes="+from+"-"+to);xhr.responseType="arraybuffer";if(xhr.overrideMimeType){xhr.overrideMimeType("text/plain; charset=x-user-defined")}xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);if(xhr.response!==undefined){return new Uint8Array(xhr.response||[])}return intArrayFromString(xhr.responseText||"",true)};var lazyArray=this;lazyArray.setDataGetter(chunkNum=>{var start=chunkNum*chunkSize;var end=(chunkNum+1)*chunkSize-1;end=Math.min(end,datalength-1);if(typeof lazyArray.chunks[chunkNum]=="undefined"){lazyArray.chunks[chunkNum]=doXHR(start,end)}if(typeof lazyArray.chunks[chunkNum]=="undefined")throw new Error("doXHR failed!");return lazyArray.chunks[chunkNum]});if(usesGzip||!datalength){chunkSize=datalength=1;datalength=this.getter(0).length;chunkSize=datalength;out("LazyFiles on gzip forces download of the whole file when length is accessed")}this._length=datalength;this._chunkSize=chunkSize;this.lengthKnown=true}get length(){if(!this.lengthKnown){this.cacheLength()}return this._length}get chunkSize(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}}if(typeof XMLHttpRequest!="undefined"){if(!ENVIRONMENT_IS_WORKER)throw"Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc";var lazyArray=new LazyUint8Array;var properties={isDevice:false,contents:lazyArray}}else{var properties={isDevice:false,url}}var node=FS.createFile(parent,name,properties,canRead,canWrite);if(properties.contents){node.contents=properties.contents}else if(properties.url){node.contents=null;node.url=properties.url}Object.defineProperties(node,{usedBytes:{get:function(){return this.contents.length}}});var stream_ops={};var keys=Object.keys(node.stream_ops);keys.forEach(key=>{var fn=node.stream_ops[key];stream_ops[key]=(...args)=>{FS.forceLoadFile(node);return fn(...args)}});function writeChunks(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=contents.length)return 0;var size=Math.min(contents.length-position,length);if(contents.slice){for(var i=0;i{FS.forceLoadFile(node);return writeChunks(stream,buffer,offset,length,position)};stream_ops.mmap=(stream,length,position,prot,flags)=>{FS.forceLoadFile(node);var ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}writeChunks(stream,HEAP8,ptr,length,position);return{ptr,allocated:true}};node.stream_ops=stream_ops;return node}};Module["FS"]=FS;var SOCKFS={websocketArgs:{},callbacks:{},on(event,callback){SOCKFS.callbacks[event]=callback},emit(event,param){SOCKFS.callbacks[event]?.(param)},mount(mount){SOCKFS.websocketArgs=Module["websocket"]||{};(Module["websocket"]??={})["on"]=SOCKFS.on;return FS.createNode(null,"/",16895,0)},createSocket(family,type,protocol){type&=~526336;var streaming=type==1;if(streaming&&protocol&&protocol!=6){throw new FS.ErrnoError(66)}var sock={family,type,protocol,server:null,error:null,peers:{},pending:[],recv_queue:[],sock_ops:SOCKFS.websocket_sock_ops};var name=SOCKFS.nextname();var node=FS.createNode(SOCKFS.root,name,49152,0);node.sock=sock;var stream=FS.createStream({path:name,node,flags:2,seekable:false,stream_ops:SOCKFS.stream_ops});sock.stream=stream;return sock},getSocket(fd){var stream=FS.getStream(fd);if(!stream||!FS.isSocket(stream.node.mode)){return null}return stream.node.sock},stream_ops:{poll(stream){var sock=stream.node.sock;return sock.sock_ops.poll(sock)},ioctl(stream,request,varargs){var sock=stream.node.sock;return sock.sock_ops.ioctl(sock,request,varargs)},read(stream,buffer,offset,length,position){var sock=stream.node.sock;var msg=sock.sock_ops.recvmsg(sock,length);if(!msg){return 0}buffer.set(msg.buffer,offset);return msg.buffer.length},write(stream,buffer,offset,length,position){var sock=stream.node.sock;return sock.sock_ops.sendmsg(sock,buffer,offset,length)},close(stream){var sock=stream.node.sock;sock.sock_ops.close(sock)}},nextname(){if(!SOCKFS.nextname.current){SOCKFS.nextname.current=0}return`socket[${SOCKFS.nextname.current++}]`},websocket_sock_ops:{createPeer(sock,addr,port){var ws;if(typeof addr=="object"){ws=addr;addr=null;port=null}if(ws){if(ws._socket){addr=ws._socket.remoteAddress;port=ws._socket.remotePort}else{var result=/ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url);if(!result){throw new Error("WebSocket URL must be in the format ws(s)://address:port")}addr=result[1];port=parseInt(result[2],10)}}else{try{var url="ws:#".replace("#","//");var subProtocols="binary";var opts=undefined;if("function"===typeof SOCKFS.websocketArgs["url"]) { +url = SOCKFS.websocketArgs["url"](...arguments); +}else if ("string" === typeof SOCKFS.websocketArgs["url"]){url=SOCKFS.websocketArgs["url"]}if(SOCKFS.websocketArgs["subprotocol"]){subProtocols=SOCKFS.websocketArgs["subprotocol"]}else if(SOCKFS.websocketArgs["subprotocol"]===null){subProtocols="null"}if(url==="ws://"||url==="wss://"){var parts=addr.split("/");url=url+parts[0]+":"+port+"/"+parts.slice(1).join("/")}if(subProtocols!=="null"){subProtocols=subProtocols.replace(/^ +| +$/g,"").split(/ *, */);opts=subProtocols}var WebSocketConstructor;{WebSocketConstructor=WebSocket}if (Module['websocket']['decorator']) {WebSocketConstructor = Module['websocket']['decorator'](WebSocketConstructor);}ws = new WebSocketConstructor(url,opts);ws.binaryType="arraybuffer"}catch(e){throw new FS.ErrnoError(23)}}var peer={addr,port,socket:ws,msg_send_queue:[]};SOCKFS.websocket_sock_ops.addPeer(sock,peer);SOCKFS.websocket_sock_ops.handlePeerEvents(sock,peer);if(sock.type===2&&typeof sock.sport!="undefined"){peer.msg_send_queue.push(new Uint8Array([255,255,255,255,"p".charCodeAt(0),"o".charCodeAt(0),"r".charCodeAt(0),"t".charCodeAt(0),(sock.sport&65280)>>8,sock.sport&255]))}return peer},getPeer(sock,addr,port){return sock.peers[addr+":"+port]},addPeer(sock,peer){sock.peers[peer.addr+":"+peer.port]=peer},removePeer(sock,peer){delete sock.peers[peer.addr+":"+peer.port]},handlePeerEvents(sock,peer){var first=true;var handleOpen=function(){sock.connecting=false;SOCKFS.emit("open",sock.stream.fd);try{var queued=peer.msg_send_queue.shift();while(queued){peer.socket.send(queued);queued=peer.msg_send_queue.shift()}}catch(e){peer.socket.close()}};function handleMessage(data){if(typeof data=="string"){var encoder=new TextEncoder;data=encoder.encode(data)}else{assert(data.byteLength!==undefined);if(data.byteLength==0){return}data=new Uint8Array(data)}var wasfirst=first;first=false;if(wasfirst&&data.length===10&&data[0]===255&&data[1]===255&&data[2]===255&&data[3]===255&&data[4]==="p".charCodeAt(0)&&data[5]==="o".charCodeAt(0)&&data[6]==="r".charCodeAt(0)&&data[7]==="t".charCodeAt(0)){var newport=data[8]<<8|data[9];SOCKFS.websocket_sock_ops.removePeer(sock,peer);peer.port=newport;SOCKFS.websocket_sock_ops.addPeer(sock,peer);return}sock.recv_queue.push({addr:peer.addr,port:peer.port,data});SOCKFS.emit("message",sock.stream.fd)}if(ENVIRONMENT_IS_NODE){peer.socket.on("open",handleOpen);peer.socket.on("message",function(data,isBinary){if(!isBinary){return}handleMessage(new Uint8Array(data).buffer)});peer.socket.on("close",function(){SOCKFS.emit("close",sock.stream.fd)});peer.socket.on("error",function(error){sock.error=14;SOCKFS.emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])})}else{peer.socket.onopen=handleOpen;peer.socket.onclose=function(){SOCKFS.emit("close",sock.stream.fd)};peer.socket.onmessage=function peer_socket_onmessage(event){handleMessage(event.data)};peer.socket.onerror=function(error){sock.error=14;SOCKFS.emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])}}},poll(sock){if(sock.type===1&&sock.server){return sock.pending.length?64|1:0}var mask=0;var dest=sock.type===1?SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport):null;if(sock.recv_queue.length||!dest||dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=64|1}if(!dest||dest&&dest.socket.readyState===dest.socket.OPEN){mask|=4}if(dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){if(sock.connecting){mask|=4}else{mask|=16}}return mask},ioctl(sock,request,arg){switch(request){case 21531:var bytes=0;if(sock.recv_queue.length){bytes=sock.recv_queue[0].data.length}HEAP32[arg>>2]=bytes;return 0;default:return 28}},close(sock){if(sock.server){try{sock.server.close()}catch(e){}sock.server=null}var peers=Object.keys(sock.peers);for(var i=0;i{var socket=SOCKFS.getSocket(fd);if(!socket)throw new FS.ErrnoError(8);return socket};var inetPton4=str=>{var b=str.split(".");for(var i=0;i<4;i++){var tmp=Number(b[i]);if(isNaN(tmp))return null;b[i]=tmp}return(b[0]|b[1]<<8|b[2]<<16|b[3]<<24)>>>0};var jstoi_q=str=>parseInt(str);var inetPton6=str=>{var words;var w,offset,z;var valid6regx=/^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i;var parts=[];if(!valid6regx.test(str)){return null}if(str==="::"){return[0,0,0,0,0,0,0,0]}if(str.startsWith("::")){str=str.replace("::","Z:")}else{str=str.replace("::",":Z:")}if(str.indexOf(".")>0){str=str.replace(new RegExp("[.]","g"),":");words=str.split(":");words[words.length-4]=jstoi_q(words[words.length-4])+jstoi_q(words[words.length-3])*256;words[words.length-3]=jstoi_q(words[words.length-2])+jstoi_q(words[words.length-1])*256;words=words.slice(0,words.length-2)}else{words=str.split(":")}offset=0;z=0;for(w=0;w{switch(family){case 2:addr=inetPton4(addr);zeroMemory(sa,16);if(addrlen){HEAP32[addrlen>>2]=16}HEAP16[sa>>1]=family;HEAP32[sa+4>>2]=addr;HEAP16[sa+2>>1]=_htons(port);break;case 10:addr=inetPton6(addr);zeroMemory(sa,28);if(addrlen){HEAP32[addrlen>>2]=28}HEAP32[sa>>2]=family;HEAP32[sa+8>>2]=addr[0];HEAP32[sa+12>>2]=addr[1];HEAP32[sa+16>>2]=addr[2];HEAP32[sa+20>>2]=addr[3];HEAP16[sa+2>>1]=_htons(port);break;default:return 5}return 0};var DNS={address_map:{id:1,addrs:{},names:{}},lookup_name(name){var res=inetPton4(name);if(res!==null){return name}res=inetPton6(name);if(res!==null){return name}var addr;if(DNS.address_map.addrs[name]){addr=DNS.address_map.addrs[name]}else{var id=DNS.address_map.id++;assert(id<65535,"exceeded max address mappings of 65535");addr="172.29."+(id&255)+"."+(id&65280);DNS.address_map.names[addr]=name;DNS.address_map.addrs[name]=addr}return addr},lookup_addr(addr){if(DNS.address_map.names[addr]){return DNS.address_map.names[addr]}return null}};function ___syscall_accept4(fd,addr,addrlen,flags,d1,d2){try{var sock=getSocketFromFD(fd);var newsock=sock.sock_ops.accept(sock);if(addr){var errno=writeSockaddr(addr,newsock.family,DNS.lookup_name(newsock.daddr),newsock.dport,addrlen)}return newsock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var inetNtop4=addr=>(addr&255)+"."+(addr>>8&255)+"."+(addr>>16&255)+"."+(addr>>24&255);var inetNtop6=ints=>{var str="";var word=0;var longest=0;var lastzero=0;var zstart=0;var len=0;var i=0;var parts=[ints[0]&65535,ints[0]>>16,ints[1]&65535,ints[1]>>16,ints[2]&65535,ints[2]>>16,ints[3]&65535,ints[3]>>16];var hasipv4=true;var v4part="";for(i=0;i<5;i++){if(parts[i]!==0){hasipv4=false;break}}if(hasipv4){v4part=inetNtop4(parts[6]|parts[7]<<16);if(parts[5]===-1){str="::ffff:";str+=v4part;return str}if(parts[5]===0){str="::";if(v4part==="0.0.0.0")v4part="";if(v4part==="0.0.0.1")v4part="1";str+=v4part;return str}}for(word=0;word<8;word++){if(parts[word]===0){if(word-lastzero>1){len=0}lastzero=word;len++}if(len>longest){longest=len;zstart=word-longest+1}}for(word=0;word<8;word++){if(longest>1){if(parts[word]===0&&word>=zstart&&word{var family=HEAP16[sa>>1];var port=_ntohs(HEAPU16[sa+2>>1]);var addr;switch(family){case 2:if(salen!==16){return{errno:28}}addr=HEAP32[sa+4>>2];addr=inetNtop4(addr);break;case 10:if(salen!==28){return{errno:28}}addr=[HEAP32[sa+8>>2],HEAP32[sa+12>>2],HEAP32[sa+16>>2],HEAP32[sa+20>>2]];addr=inetNtop6(addr);break;default:return{errno:5}}return{family,addr,port}};var getSocketAddress=(addrp,addrlen)=>{var info=readSockaddr(addrp,addrlen);if(info.errno)throw new FS.ErrnoError(info.errno);info.addr=DNS.lookup_addr(info.addr)||info.addr;return info};function ___syscall_bind(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.bind(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var SYSCALLS={DEFAULT_POLLMASK:5,calculateAt(dirfd,path,allowEmpty){if(PATH.isAbs(path)){return path}var dir;if(dirfd===-100){dir=FS.cwd()}else{var dirstream=SYSCALLS.getStreamFromFD(dirfd);dir=dirstream.path}if(path.length==0){if(!allowEmpty){throw new FS.ErrnoError(44)}return dir}return dir+"/"+path},doStat(func,path,buf){var stat=func(path);HEAP32[buf>>2]=stat.dev;HEAP32[buf+4>>2]=stat.mode;HEAPU32[buf+8>>2]=stat.nlink;HEAP32[buf+12>>2]=stat.uid;HEAP32[buf+16>>2]=stat.gid;HEAP32[buf+20>>2]=stat.rdev;tempI64=[stat.size>>>0,(tempDouble=stat.size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+24>>2]=tempI64[0],HEAP32[buf+28>>2]=tempI64[1];HEAP32[buf+32>>2]=4096;HEAP32[buf+36>>2]=stat.blocks;var atime=stat.atime.getTime();var mtime=stat.mtime.getTime();var ctime=stat.ctime.getTime();tempI64=[Math.floor(atime/1e3)>>>0,(tempDouble=Math.floor(atime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+40>>2]=tempI64[0],HEAP32[buf+44>>2]=tempI64[1];HEAPU32[buf+48>>2]=atime%1e3*1e3*1e3;tempI64=[Math.floor(mtime/1e3)>>>0,(tempDouble=Math.floor(mtime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+56>>2]=tempI64[0],HEAP32[buf+60>>2]=tempI64[1];HEAPU32[buf+64>>2]=mtime%1e3*1e3*1e3;tempI64=[Math.floor(ctime/1e3)>>>0,(tempDouble=Math.floor(ctime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+72>>2]=tempI64[0],HEAP32[buf+76>>2]=tempI64[1];HEAPU32[buf+80>>2]=ctime%1e3*1e3*1e3;tempI64=[stat.ino>>>0,(tempDouble=stat.ino,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+88>>2]=tempI64[0],HEAP32[buf+92>>2]=tempI64[1];return 0},doMsync(addr,stream,len,flags,offset){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}if(flags&2){return 0}var buffer=HEAPU8.slice(addr,addr+len);FS.msync(stream,buffer,offset,len,flags)},getStreamFromFD(fd){var stream=FS.getStreamChecked(fd);return stream},varargs:undefined,getStr(ptr){var ret=UTF8ToString(ptr);return ret}};function ___syscall_chdir(path){try{path=SYSCALLS.getStr(path);FS.chdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_chmod(path,mode){try{path=SYSCALLS.getStr(path);FS.chmod(path,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_connect(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.connect(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup(fd){try{var old=SYSCALLS.getStreamFromFD(fd);return FS.dupStream(old).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup3(fd,newfd,flags){try{var old=SYSCALLS.getStreamFromFD(fd);if(old.fd===newfd)return-28;if(newfd<0||newfd>=FS.MAX_OPEN_FDS)return-8;var existing=FS.getStream(newfd);if(existing)FS.close(existing);return FS.dupStream(old,newfd).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_faccessat(dirfd,path,amode,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(amode&~7){return-28}var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;if(!node){return-44}var perms="";if(amode&4)perms+="r";if(amode&2)perms+="w";if(amode&1)perms+="x";if(perms&&FS.nodePermissions(node,perms)){return-2}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchmod(fd,mode){try{FS.fchmod(fd,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchown32(fd,owner,group){try{FS.fchown(fd,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchownat(dirfd,path,owner,group,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;flags=flags&~256;path=SYSCALLS.calculateAt(dirfd,path);(nofollow?FS.lchown:FS.chown)(path,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var syscallGetVarargI=()=>{var ret=HEAP32[+SYSCALLS.varargs>>2];SYSCALLS.varargs+=4;return ret};var syscallGetVarargP=syscallGetVarargI;function ___syscall_fcntl64(fd,cmd,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(cmd){case 0:{var arg=syscallGetVarargI();if(arg<0){return-28}while(FS.streams[arg]){arg++}var newStream;newStream=FS.dupStream(stream,arg);return newStream.fd}case 1:case 2:return 0;case 3:return stream.flags;case 4:{var arg=syscallGetVarargI();stream.flags|=arg;return 0}case 12:{var arg=syscallGetVarargP();var offset=0;HEAP16[arg+offset>>1]=2;return 0}case 13:case 14:return 0}return-28}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fstat64(fd,buf){try{var stream=SYSCALLS.getStreamFromFD(fd);return SYSCALLS.doStat(FS.stat,stream.path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var convertI32PairToI53Checked=(lo,hi)=>hi+2097152>>>0<4194305-!!lo?(lo>>>0)+hi*4294967296:NaN;function ___syscall_ftruncate64(fd,length_low,length_high){var length=convertI32PairToI53Checked(length_low,length_high);try{if(isNaN(length))return 61;FS.ftruncate(fd,length);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var stringToUTF8=(str,outPtr,maxBytesToWrite)=>stringToUTF8Array(str,HEAPU8,outPtr,maxBytesToWrite);Module["stringToUTF8"]=stringToUTF8;function ___syscall_getcwd(buf,size){try{if(size===0)return-28;var cwd=FS.cwd();var cwdLengthInBytes=lengthBytesUTF8(cwd)+1;if(size>>0,(tempDouble=id,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos>>2]=tempI64[0],HEAP32[dirp+pos+4>>2]=tempI64[1];tempI64=[(idx+1)*struct_size>>>0,(tempDouble=(idx+1)*struct_size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos+8>>2]=tempI64[0],HEAP32[dirp+pos+12>>2]=tempI64[1];HEAP16[dirp+pos+16>>1]=280;HEAP8[dirp+pos+18]=type;stringToUTF8(name,dirp+pos+19,256);pos+=struct_size}FS.llseek(stream,idx*struct_size,0);return pos}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getpeername(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);if(!sock.daddr){return-53}var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.daddr),sock.dport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockname(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.saddr||"0.0.0.0"),sock.sport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockopt(fd,level,optname,optval,optlen,d1){try{var sock=getSocketFromFD(fd);if(level===1){if(optname===4){HEAP32[optval>>2]=sock.error;HEAP32[optlen>>2]=4;sock.error=null;return 0}}return-50}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_ioctl(fd,op,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(op){case 21509:{if(!stream.tty)return-59;return 0}case 21505:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcgets){var termios=stream.tty.ops.ioctl_tcgets(stream);var argp=syscallGetVarargP();HEAP32[argp>>2]=termios.c_iflag||0;HEAP32[argp+4>>2]=termios.c_oflag||0;HEAP32[argp+8>>2]=termios.c_cflag||0;HEAP32[argp+12>>2]=termios.c_lflag||0;for(var i=0;i<32;i++){HEAP8[argp+i+17]=termios.c_cc[i]||0}return 0}return 0}case 21510:case 21511:case 21512:{if(!stream.tty)return-59;return 0}case 21506:case 21507:case 21508:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcsets){var argp=syscallGetVarargP();var c_iflag=HEAP32[argp>>2];var c_oflag=HEAP32[argp+4>>2];var c_cflag=HEAP32[argp+8>>2];var c_lflag=HEAP32[argp+12>>2];var c_cc=[];for(var i=0;i<32;i++){c_cc.push(HEAP8[argp+i+17])}return stream.tty.ops.ioctl_tcsets(stream.tty,op,{c_iflag,c_oflag,c_cflag,c_lflag,c_cc})}return 0}case 21519:{if(!stream.tty)return-59;var argp=syscallGetVarargP();HEAP32[argp>>2]=0;return 0}case 21520:{if(!stream.tty)return-59;return-28}case 21531:{var argp=syscallGetVarargP();return FS.ioctl(stream,op,argp)}case 21523:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tiocgwinsz){var winsize=stream.tty.ops.ioctl_tiocgwinsz(stream.tty);var argp=syscallGetVarargP();HEAP16[argp>>1]=winsize[0];HEAP16[argp+2>>1]=winsize[1]}return 0}case 21524:{if(!stream.tty)return-59;return 0}case 21515:{if(!stream.tty)return-59;return 0}default:return-28}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_listen(fd,backlog){try{var sock=getSocketFromFD(fd);sock.sock_ops.listen(sock,backlog);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_lstat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.lstat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_mkdirat(dirfd,path,mode){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);FS.mkdir(path,mode,0);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_newfstatat(dirfd,path,buf,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;var allowEmpty=flags&4096;flags=flags&~6400;path=SYSCALLS.calculateAt(dirfd,path,allowEmpty);return SYSCALLS.doStat(nofollow?FS.lstat:FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_openat(dirfd,path,flags,varargs){SYSCALLS.varargs=varargs;try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);var mode=varargs?syscallGetVarargI():0;return FS.open(path,flags,mode).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var PIPEFS={BUCKET_BUFFER_SIZE:8192,mount(mount){return FS.createNode(null,"/",16384|511,0)},createPipe(){var pipe={buckets:[],refcnt:2};pipe.buckets.push({buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:0,roffset:0});var rName=PIPEFS.nextname();var wName=PIPEFS.nextname();var rNode=FS.createNode(PIPEFS.root,rName,4096,0);var wNode=FS.createNode(PIPEFS.root,wName,4096,0);rNode.pipe=pipe;wNode.pipe=pipe;var readableStream=FS.createStream({path:rName,node:rNode,flags:0,seekable:false,stream_ops:PIPEFS.stream_ops});rNode.stream=readableStream;var writableStream=FS.createStream({path:wName,node:wNode,flags:1,seekable:false,stream_ops:PIPEFS.stream_ops});wNode.stream=writableStream;return{readable_fd:readableStream.fd,writable_fd:writableStream.fd}},stream_ops:{poll(stream){var pipe=stream.node.pipe;if((stream.flags&2097155)===1){return 256|4}if(pipe.buckets.length>0){for(var i=0;i0){return 64|1}}}return 0},ioctl(stream,request,varargs){return 28},fsync(stream){return 28},read(stream,buffer,offset,length,position){var pipe=stream.node.pipe;var currentLength=0;for(var i=0;i=dataLen){currBucket.buffer.set(data,currBucket.offset);currBucket.offset+=dataLen;return dataLen}else if(freeBytesInCurrBuffer>0){currBucket.buffer.set(data.subarray(0,freeBytesInCurrBuffer),currBucket.offset);currBucket.offset+=freeBytesInCurrBuffer;data=data.subarray(freeBytesInCurrBuffer,data.byteLength)}var numBuckets=data.byteLength/PIPEFS.BUCKET_BUFFER_SIZE|0;var remElements=data.byteLength%PIPEFS.BUCKET_BUFFER_SIZE;for(var i=0;i0){var newBucket={buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:data.byteLength,roffset:0};pipe.buckets.push(newBucket);newBucket.buffer.set(data)}return dataLen},close(stream){var pipe=stream.node.pipe;pipe.refcnt--;if(pipe.refcnt===0){pipe.buckets=null}}},nextname(){if(!PIPEFS.nextname.current){PIPEFS.nextname.current=0}return"pipe["+PIPEFS.nextname.current+++"]"}};function ___syscall_pipe(fdPtr){try{if(fdPtr==0){throw new FS.ErrnoError(21)}var res=PIPEFS.createPipe();HEAP32[fdPtr>>2]=res.readable_fd;HEAP32[fdPtr+4>>2]=res.writable_fd;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_poll(fds,nfds,timeout){try{var nonzero=0;for(var i=0;i>2];var events=HEAP16[pollfd+4>>1];var mask=32;var stream=FS.getStream(fd);if(stream){mask=SYSCALLS.DEFAULT_POLLMASK;if (stream.stream_ops?.poll){mask=stream.stream_ops.poll(stream,-1)}}mask&=events|8|16;if(mask)nonzero++;HEAP16[pollfd+6>>1]=mask}return nonzero}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_readlinkat(dirfd,path,buf,bufsize){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(bufsize<=0)return-28;var ret=FS.readlink(path);var len=Math.min(bufsize,lengthBytesUTF8(ret));var endChar=HEAP8[buf+len];stringToUTF8(ret,buf,bufsize+1);HEAP8[buf+len]=endChar;return len}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_recvfrom(fd,buf,len,flags,addr,addrlen){try{var sock=getSocketFromFD(fd);var msg=sock.sock_ops.recvmsg(sock, len, typeof flags !== "undefined" ? flags : 0);if(!msg)return 0;if(addr){var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(msg.addr),msg.port,addrlen)}HEAPU8.set(msg.buffer,buf);return msg.buffer.byteLength}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_renameat(olddirfd,oldpath,newdirfd,newpath){try{oldpath=SYSCALLS.getStr(oldpath);newpath=SYSCALLS.getStr(newpath);oldpath=SYSCALLS.calculateAt(olddirfd,oldpath);newpath=SYSCALLS.calculateAt(newdirfd,newpath);FS.rename(oldpath,newpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_rmdir(path){try{path=SYSCALLS.getStr(path);FS.rmdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_sendto(fd,message,length,flags,addr,addr_len){try{var sock=getSocketFromFD(fd);if(!addr){return FS.write(sock.stream,HEAP8,message,length)}var dest=getSocketAddress(addr,addr_len);return sock.sock_ops.sendmsg(sock,HEAP8,message,length,dest.addr,dest.port)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_socket(domain,type,protocol){try{var sock=SOCKFS.createSocket(domain,type,protocol);return sock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_stat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_statfs64(path,size,buf){try{var stats=FS.statfs(SYSCALLS.getStr(path));HEAP32[buf+4>>2]=stats.bsize;HEAP32[buf+40>>2]=stats.bsize;HEAP32[buf+8>>2]=stats.blocks;HEAP32[buf+12>>2]=stats.bfree;HEAP32[buf+16>>2]=stats.bavail;HEAP32[buf+20>>2]=stats.files;HEAP32[buf+24>>2]=stats.ffree;HEAP32[buf+28>>2]=stats.fsid;HEAP32[buf+44>>2]=stats.flags;HEAP32[buf+36>>2]=stats.namelen;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_symlinkat(target,dirfd,linkpath){try{target=SYSCALLS.getStr(target);linkpath=SYSCALLS.getStr(linkpath);linkpath=SYSCALLS.calculateAt(dirfd,linkpath);FS.symlink(target,linkpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_unlinkat(dirfd,path,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(flags===0){FS.unlink(path)}else if(flags===512){FS.rmdir(path)}else{abort("Invalid flags passed to unlinkat")}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var readI53FromI64=ptr=>HEAPU32[ptr>>2]+HEAP32[ptr+4>>2]*4294967296;function ___syscall_utimensat(dirfd,path,times,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path,true);var now=Date.now(),atime,mtime;if(!times){atime=now;mtime=now}else{var seconds=readI53FromI64(times);var nanoseconds=HEAP32[times+8>>2];if(nanoseconds==1073741823){atime=now}else if(nanoseconds==1073741822){atime=null}else{atime=seconds*1e3+nanoseconds/(1e3*1e3)}times+=16;seconds=readI53FromI64(times);nanoseconds=HEAP32[times+8>>2];if(nanoseconds==1073741823){mtime=now}else if(nanoseconds==1073741822){mtime=null}else{mtime=seconds*1e3+nanoseconds/(1e3*1e3)}}if((mtime??atime)!==null){FS.utime(path,atime,mtime)}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var __abort_js=()=>abort("");var __emscripten_lookup_name=name=>{var nameString=UTF8ToString(name);return inetPton4(DNS.lookup_name(nameString))};var __emscripten_memcpy_js=(dest,src,num)=>HEAPU8.copyWithin(dest,src,src+num);var runtimeKeepaliveCounter=0;var __emscripten_runtime_keepalive_clear=()=>{noExitRuntime=false;runtimeKeepaliveCounter=0};function __gmtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getUTCSeconds();HEAP32[tmPtr+4>>2]=date.getUTCMinutes();HEAP32[tmPtr+8>>2]=date.getUTCHours();HEAP32[tmPtr+12>>2]=date.getUTCDate();HEAP32[tmPtr+16>>2]=date.getUTCMonth();HEAP32[tmPtr+20>>2]=date.getUTCFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getUTCDay();var start=Date.UTC(date.getUTCFullYear(),0,1,0,0,0,0);var yday=(date.getTime()-start)/(1e3*60*60*24)|0;HEAP32[tmPtr+28>>2]=yday}var isLeapYear=year=>year%4===0&&(year%100!==0||year%400===0);var MONTH_DAYS_LEAP_CUMULATIVE=[0,31,60,91,121,152,182,213,244,274,305,335];var MONTH_DAYS_REGULAR_CUMULATIVE=[0,31,59,90,120,151,181,212,243,273,304,334];var ydayFromDate=date=>{var leap=isLeapYear(date.getFullYear());var monthDaysCumulative=leap?MONTH_DAYS_LEAP_CUMULATIVE:MONTH_DAYS_REGULAR_CUMULATIVE;var yday=monthDaysCumulative[date.getMonth()]+date.getDate()-1;return yday};function __localtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr+36>>2]=-(date.getTimezoneOffset()*60);var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dst=(summerOffset!=winterOffset&&date.getTimezoneOffset()==Math.min(winterOffset,summerOffset))|0;HEAP32[tmPtr+32>>2]=dst}var setTempRet0=val=>__emscripten_tempret_set(val);var __mktime_js=function(tmPtr){var ret=(()=>{var date=new Date(HEAP32[tmPtr+20>>2]+1900,HEAP32[tmPtr+16>>2],HEAP32[tmPtr+12>>2],HEAP32[tmPtr+8>>2],HEAP32[tmPtr+4>>2],HEAP32[tmPtr>>2],0);var dst=HEAP32[tmPtr+32>>2];var guessedOffset=date.getTimezoneOffset();var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dstOffset=Math.min(winterOffset,summerOffset);if(dst<0){HEAP32[tmPtr+32>>2]=Number(summerOffset!=winterOffset&&dstOffset==guessedOffset)}else if(dst>0!=(dstOffset==guessedOffset)){var nonDstOffset=Math.max(winterOffset,summerOffset);var trueOffset=dst>0?dstOffset:nonDstOffset;date.setTime(date.getTime()+(trueOffset-guessedOffset)*6e4)}HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getYear();var timeMs=date.getTime();if(isNaN(timeMs)){return-1}return timeMs/1e3})();return setTempRet0((tempDouble=ret,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)),ret>>>0};function __mmap_js(len,prot,flags,fd,offset_low,offset_high,allocated,addr){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);var res=FS.mmap(stream,len,offset,prot,flags);var ptr=res.ptr;HEAP32[allocated>>2]=res.allocated;HEAPU32[addr>>2]=ptr;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function __munmap_js(addr,len,prot,flags,fd,offset_low,offset_high){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{var stream=SYSCALLS.getStreamFromFD(fd);if(prot&2){SYSCALLS.doMsync(addr,stream,len,flags,offset)}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var timers={};var handleException=e=>{if(e instanceof ExitStatus||e=="unwind"){return EXITSTATUS}quit_(1,e)};var keepRuntimeAlive=()=>noExitRuntime||runtimeKeepaliveCounter>0;var _proc_exit=code=>{EXITSTATUS=code;if(!keepRuntimeAlive()){Module["onExit"]?.(code);ABORT=true}quit_(code,new ExitStatus(code))};var exitJS=(status,implicit)=>{EXITSTATUS=status;if(!keepRuntimeAlive()){exitRuntime()}_proc_exit(status)};var _exit=exitJS;Module["_exit"]=_exit;var maybeExit=()=>{if(runtimeExited){return}if(!keepRuntimeAlive()){try{_exit(EXITSTATUS)}catch(e){handleException(e)}}};var callUserCallback=func=>{if(runtimeExited||ABORT){return}try{func();maybeExit()}catch(e){handleException(e)}};var _emscripten_get_now=()=>performance.now();var __setitimer_js=(which,timeout_ms)=>{if(timers[which]){clearTimeout(timers[which].id);delete timers[which]}if(!timeout_ms)return 0;var id=setTimeout(()=>{delete timers[which];callUserCallback(()=>__emscripten_timeout(which,_emscripten_get_now()))},timeout_ms);timers[which]={id,timeout_ms};return 0};var __tzset_js=(timezone,daylight,std_name,dst_name)=>{var currentYear=(new Date).getFullYear();var winter=new Date(currentYear,0,1);var summer=new Date(currentYear,6,1);var winterOffset=winter.getTimezoneOffset();var summerOffset=summer.getTimezoneOffset();var stdTimezoneOffset=Math.max(winterOffset,summerOffset);HEAPU32[timezone>>2]=stdTimezoneOffset*60;HEAP32[daylight>>2]=Number(winterOffset!=summerOffset);var extractZone=timezoneOffset=>{var sign=timezoneOffset>=0?"-":"+";var absOffset=Math.abs(timezoneOffset);var hours=String(Math.floor(absOffset/60)).padStart(2,"0");var minutes=String(absOffset%60).padStart(2,"0");return`UTC${sign}${hours}${minutes}`};var winterName=extractZone(winterOffset);var summerName=extractZone(summerOffset);if(summerOffsetDate.now();var nowIsMonotonic=1;var checkWasiClock=clock_id=>clock_id>=0&&clock_id<=3;function _clock_time_get(clk_id,ignored_precision_low,ignored_precision_high,ptime){var ignored_precision=convertI32PairToI53Checked(ignored_precision_low,ignored_precision_high);if(!checkWasiClock(clk_id)){return 28}var now;if(clk_id===0){now=_emscripten_date_now()}else if(nowIsMonotonic){now=_emscripten_get_now()}else{return 52}var nsec=Math.round(now*1e3*1e3);tempI64=[nsec>>>0,(tempDouble=nsec,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[ptime>>2]=tempI64[0],HEAP32[ptime+4>>2]=tempI64[1];return 0}var getHeapMax=()=>2147483648;var _emscripten_get_heap_max=()=>getHeapMax();var growMemory=size=>{var b=wasmMemory.buffer;var pages=(size-b.byteLength+65535)/65536|0;try{wasmMemory.grow(pages);updateMemoryViews();return 1}catch(e){}};var _emscripten_resize_heap=requestedSize=>{var oldSize=HEAPU8.length;requestedSize>>>=0;var maxHeapSize=getHeapMax();if(requestedSize>maxHeapSize){return false}for(var cutDown=1;cutDown<=4;cutDown*=2){var overGrownHeapSize=oldSize*(1+.2/cutDown);overGrownHeapSize=Math.min(overGrownHeapSize,requestedSize+100663296);var newSize=Math.min(maxHeapSize,alignMemory(Math.max(requestedSize,overGrownHeapSize),65536));var replacement=growMemory(newSize);if(replacement){return true}}return false};var runtimeKeepalivePush=()=>{runtimeKeepaliveCounter+=1};var runtimeKeepalivePop=()=>{runtimeKeepaliveCounter-=1};var safeSetTimeout=(func,timeout)=>{runtimeKeepalivePush();return setTimeout(()=>{runtimeKeepalivePop();callUserCallback(func)},timeout)};var _emscripten_sleep=ms=>Asyncify.handleSleep(wakeUp=>safeSetTimeout(wakeUp,ms));Module["_emscripten_sleep"]=_emscripten_sleep;_emscripten_sleep.isAsync=true;var ENV = PHPLoader.ENV || {};var getExecutableName=()=>thisProgram||"./this.program";var getEnvStrings=()=>{if(!getEnvStrings.strings){var lang=(typeof navigator=="object"&&navigator.languages&&navigator.languages[0]||"C").replace("-","_")+".UTF-8";var env={USER:"web_user",LOGNAME:"web_user",PATH:"/",PWD:"/",HOME:"/home/web_user",LANG:lang,_:getExecutableName()};for(var x in ENV){if(ENV[x]===undefined)delete env[x];else env[x]=ENV[x]}var strings=[];for(var x in env){strings.push(`${x}=${env[x]}`)}getEnvStrings.strings=strings}return getEnvStrings.strings};var stringToAscii=(str,buffer)=>{for(var i=0;i{var bufSize=0;getEnvStrings().forEach((string,i)=>{var ptr=environ_buf+bufSize;HEAPU32[__environ+i*4>>2]=ptr;stringToAscii(string,ptr);bufSize+=string.length+1});return 0};var _environ_sizes_get=(penviron_count,penviron_buf_size)=>{var strings=getEnvStrings();HEAPU32[penviron_count>>2]=strings.length;var bufSize=0;strings.forEach(string=>bufSize+=string.length+1);HEAPU32[penviron_buf_size>>2]=bufSize;return 0};function _fd_close(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);FS.close(stream);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_fdstat_get(fd,pbuf){try{var rightsBase=0;var rightsInheriting=0;var flags=0;{var stream=SYSCALLS.getStreamFromFD(fd);var type=stream.tty?2:FS.isDir(stream.mode)?3:FS.isLink(stream.mode)?7:4}HEAP8[pbuf]=type;HEAP16[pbuf+2>>1]=flags;tempI64=[rightsBase>>>0,(tempDouble=rightsBase,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+8>>2]=tempI64[0],HEAP32[pbuf+12>>2]=tempI64[1];tempI64=[rightsInheriting>>>0,(tempDouble=rightsInheriting,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+16>>2]=tempI64[0],HEAP32[pbuf+20>>2]=tempI64[1];return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var doReadv=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.read(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(curr>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_seek(fd,offset_low,offset_high,whence,newOffset){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);FS.llseek(stream,offset,whence);tempI64=[stream.position>>>0,(tempDouble=stream.position,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[newOffset>>2]=tempI64[0],HEAP32[newOffset+4>>2]=tempI64[1];if(stream.getdents&&offset===0&&whence===0)stream.getdents=null;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var _fd_sync=function(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);return Asyncify.handleSleep(wakeUp=>{var mount=stream.node.mount;if(!mount.type.syncfs){wakeUp(0);return}mount.type.syncfs(mount,false,err=>{if(err){wakeUp(29);return}wakeUp(0)})})}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}};_fd_sync.isAsync=true;var doWritev=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.write(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(curr>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var _getaddrinfo=(node,service,hint,out)=>{var addr=0;var port=0;var flags=0;var family=0;var type=0;var proto=0;var ai;function allocaddrinfo(family,type,proto,canon,addr,port){var sa,salen,ai;var errno;salen=family===10?28:16;addr=family===10?inetNtop6(addr):inetNtop4(addr);sa=_malloc(salen);errno=writeSockaddr(sa,family,addr,port);assert(!errno);ai=_malloc(32);HEAP32[ai+4>>2]=family;HEAP32[ai+8>>2]=type;HEAP32[ai+12>>2]=proto;HEAPU32[ai+24>>2]=canon;HEAPU32[ai+20>>2]=sa;if(family===10){HEAP32[ai+16>>2]=28}else{HEAP32[ai+16>>2]=16}HEAP32[ai+28>>2]=0;return ai}if(hint){flags=HEAP32[hint>>2];family=HEAP32[hint+4>>2];type=HEAP32[hint+8>>2];proto=HEAP32[hint+12>>2]}if(type&&!proto){proto=type===2?17:6}if(!type&&proto){type=proto===17?2:1}if(proto===0){proto=6}if(type===0){type=1}if(!node&&!service){return-2}if(flags&~(1|2|4|1024|8|16|32)){return-1}if(hint!==0&&HEAP32[hint>>2]&2&&!node){return-1}if(flags&32){return-2}if(type!==0&&type!==1&&type!==2){return-7}if(family!==0&&family!==2&&family!==10){return-6}if(service){service=UTF8ToString(service);port=parseInt(service,10);if(isNaN(port)){if(flags&1024){return-2}return-8}}if(!node){if(family===0){family=2}if((flags&1)===0){if(family===2){addr=_htonl(2130706433)}else{addr=[0,0,0,_htonl(1)]}}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0}node=UTF8ToString(node);addr=inetPton4(node);if(addr!==null){if(family===0||family===2){family=2}else if(family===10&&flags&8){addr=[0,0,_htonl(65535),addr];family=10}else{return-2}}else{addr=inetPton6(node);if(addr!==null){if(family===0||family===10){family=10}else{return-2}}}if(addr!=null){ai=allocaddrinfo(family,type,proto,node,addr,port);HEAPU32[out>>2]=ai;return 0}if(flags&4){return-2}node=DNS.lookup_name(node);addr=inetPton4(node);if(family===0){family=2}else if(family===10){addr=[0,0,_htonl(65535),addr]}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0};var _getnameinfo=(sa,salen,node,nodelen,serv,servlen,flags)=>{var info=readSockaddr(sa,salen);if(info.errno){return-6}var port=info.port;var addr=info.addr;var overflowed=false;if(node&&nodelen){var lookup;if(flags&1||!(lookup=DNS.lookup_addr(addr))){if(flags&8){return-2}}else{addr=lookup}var numBytesWrittenExclNull=stringToUTF8(addr,node,nodelen);if(numBytesWrittenExclNull+1>=nodelen){overflowed=true}}if(serv&&servlen){port=""+port;var numBytesWrittenExclNull=stringToUTF8(port,serv,servlen);if(numBytesWrittenExclNull+1>=servlen){overflowed=true}}if(overflowed){return-12}return 0};var Protocols={list:[],map:{}};var _setprotoent=stayopen=>{function allocprotoent(name,proto,aliases){var nameBuf=_malloc(name.length+1);stringToAscii(name,nameBuf);var j=0;var length=aliases.length;var aliasListBuf=_malloc((length+1)*4);for(var i=0;i>2]=aliasBuf}HEAPU32[aliasListBuf+j>>2]=0;var pe=_malloc(12);HEAPU32[pe>>2]=nameBuf;HEAPU32[pe+4>>2]=aliasListBuf;HEAP32[pe+8>>2]=proto;return pe}var list=Protocols.list;var map=Protocols.map;if(list.length===0){var entry=allocprotoent("tcp",6,["TCP"]);list.push(entry);map["tcp"]=map["6"]=entry;entry=allocprotoent("udp",17,["UDP"]);list.push(entry);map["udp"]=map["17"]=entry}_setprotoent.index=0};var _getprotobyname=name=>{name=UTF8ToString(name);_setprotoent(true);var result=Protocols.map[name];return result};var _getprotobynumber=number=>{_setprotoent(true);var result=Protocols.map[number];return result};var stackAlloc=sz=>__emscripten_stack_alloc(sz);var stringToUTF8OnStack=str=>{var size=lengthBytesUTF8(str)+1;var ret=stackAlloc(size);stringToUTF8(str,ret,size);return ret};var allocateUTF8OnStack=stringToUTF8OnStack;var PHPWASM={init:function(){FS.mkdir("/internal");FS.mkdir("/internal/shared");FS.mkdir("/internal/shared/preload");PHPWASM.EventEmitter=ENVIRONMENT_IS_NODE?require("events").EventEmitter:class EventEmitter{constructor(){this.listeners={}}emit(eventName,data){if(this.listeners[eventName]){this.listeners[eventName].forEach(callback=>{callback(data)})}}once(eventName,callback){const self=this;function removedCallback(){callback(...arguments);self.removeListener(eventName,removedCallback)}this.on(eventName,removedCallback)}removeAllListeners(eventName){if(eventName){delete this.listeners[eventName]}else{this.listeners={}}}removeListener(eventName,callback){if(this.listeners[eventName]){const idx=this.listeners[eventName].indexOf(callback);if(idx!==-1){this.listeners[eventName].splice(idx,1)}}}};PHPWASM.child_proc_by_fd={};PHPWASM.child_proc_by_pid={};PHPWASM.input_devices={}},getAllWebSockets:function(sock){const webSockets=new Set;if(sock.server){sock.server.clients.forEach(ws=>{webSockets.add(ws)})}for(const peer of PHPWASM.getAllPeers(sock)){webSockets.add(peer.socket)}return Array.from(webSockets)},getAllPeers:function(sock){const peers=new Set;if(sock.server){sock.pending.filter(pending=>pending.peers).forEach(pending=>{for(const peer of Object.values(pending.peers)){peers.add(peer)}})}if(sock.peers){for(const peer of Object.values(sock.peers)){peers.add(peer)}}return Array.from(peers)},awaitData:function(ws){return PHPWASM.awaitEvent(ws,"message")},awaitConnection:function(ws){if(ws.OPEN===ws.readyState){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"open")},awaitClose:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"close")},awaitError:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"error")},awaitEvent:function(ws,event){let resolve;const listener=()=>{resolve()};const promise=new Promise(function(_resolve){resolve=_resolve;ws.once(event,listener)});const cancel=()=>{ws.removeListener(event,listener);setTimeout(resolve)};return[promise,cancel]},noop:function(){},spawnProcess:function(command,args,options){if(Module["spawnProcess"]){const spawnedPromise=Module["spawnProcess"](command,args,options);return Promise.resolve(spawnedPromise).then(function(spawned){if(!spawned||!spawned.on){throw new Error("spawnProcess() must return an EventEmitter but returned a different type.")}return spawned})}if(ENVIRONMENT_IS_NODE){return require("child_process").spawn(command,args,{...options,shell:true,stdio:["pipe","pipe","pipe"],timeout:100})}const e=new Error("popen(), proc_open() etc. are unsupported in the browser. Call php.setSpawnHandler() "+"and provide a callback to handle spawning processes, or disable a popen(), proc_open() "+"and similar functions via php.ini.");e.code="SPAWN_UNSUPPORTED";throw e},shutdownSocket:function(socketd,how){const sock=getSocketFromFD(socketd);const peer=Object.values(sock.peers)[0];if(!peer){return-1}try{peer.socket.close();SOCKFS.websocket_sock_ops.removePeer(sock,peer);return 0}catch(e){console.log("Socket shutdown error",e);return-1}}};function _js_create_input_device(deviceId){let dataBuffer=[];let dataCallback;const filename="proc_id_"+deviceId;const device=FS.createDevice("/dev",filename,function(){},function(byte){try{dataBuffer.push(byte);if(dataCallback){dataCallback(new Uint8Array(dataBuffer));dataBuffer=[]}}catch(e){console.error(e);throw e}});const devicePath="/dev/"+filename;PHPWASM.input_devices[deviceId]={devicePath,onData:function(cb){dataCallback=cb;dataBuffer.forEach(function(data){cb(data)});dataBuffer.length=0}};return allocateUTF8OnStack(devicePath)}function _js_open_process(command,argsPtr,argsLength,descriptorsPtr,descriptorsLength,cwdPtr,cwdLength,envPtr,envLength){if(!command){return 1}const cmdstr=UTF8ToString(command);if(!cmdstr.length){return 0}let argsArray=[];if(argsLength){for(var i=0;i>2]))}}const cwdstr=cwdPtr?UTF8ToString(cwdPtr):null;let envObject=null;if(envLength){envObject={};for(var i=0;i>2]);const splitAt=envEntry.indexOf("=");if(splitAt===-1){continue}const key=envEntry.substring(0,splitAt);const value=envEntry.substring(splitAt+1);envObject[key]=value}}var std={};for(var i=0;i>2];std[HEAPU32[descriptorPtr>>2]]={child:HEAPU32[descriptorPtr+4>>2],parent:HEAPU32[descriptorPtr+8>>2]}}return Asyncify.handleSleep(async wakeUp=>{let cp;try{const options={};if(cwdstr!==null){options.cwd=cwdstr}if(envObject!==null){options.env=envObject}cp=PHPWASM.spawnProcess(cmdstr,argsArray,options);if(cp instanceof Promise){cp=await cp}}catch(e){if(e.code==="SPAWN_UNSUPPORTED"){wakeUp(1);return}console.error(e);wakeUp(1);throw e}const ProcInfo={pid:cp.pid,exited:false,stdinFd:std[0]?.child,stdinIsDevice:std[0]?.child in PHPWASM.input_devices,stdoutChildFd:std[1]?.child,stdoutParentFd:std[1]?.parent,stderrChildFd:std[2]?.child,stderrParentFd:std[2]?.parent,stdout:new PHPWASM.EventEmitter,stderr:new PHPWASM.EventEmitter};if(ProcInfo.stdoutChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutChildFd]=ProcInfo;if(ProcInfo.stderrChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrChildFd]=ProcInfo;if(ProcInfo.stdoutParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutParentFd]=ProcInfo;if(ProcInfo.stderrParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrParentFd]=ProcInfo;PHPWASM.child_proc_by_pid[ProcInfo.pid]=ProcInfo;cp.on("exit",function(code){ProcInfo.exitCode=code;ProcInfo.exited=true;ProcInfo.stdout.emit("data");ProcInfo.stderr.emit("data")});if(ProcInfo.stdoutChildFd){const stdoutStream=SYSCALLS.getStreamFromFD(ProcInfo.stdoutChildFd);let stdoutAt=0;cp.stdout.on("data",function(data){ProcInfo.stdout.emit("data",data);stdoutStream.stream_ops.write(stdoutStream,data,0,data.length,stdoutAt);stdoutAt+=data.length})}if(ProcInfo.stderrChildFd){const stderrStream=SYSCALLS.getStreamFromFD(ProcInfo.stderrChildFd);let stderrAt=0;cp.stderr.on("data",function(data){ProcInfo.stderr.emit("data",data);stderrStream.stream_ops.write(stderrStream,data,0,data.length,stderrAt);stderrAt+=data.length})}try{await new Promise((resolve,reject)=>{cp.on("spawn",resolve);cp.on("error",reject)})}catch(e){console.error(e);wakeUp(1);return}if(ProcInfo.stdinIsDevice){PHPWASM.input_devices[ProcInfo.stdinFd].onData(function(data){if(!data)return;if(typeof data==="number"){data=new Uint8Array([data])}const dataStr=new TextDecoder("utf-8").decode(data);cp.stdin.write(dataStr)});wakeUp(ProcInfo.pid);return}if(ProcInfo.stdinFd){const stdinStream=SYSCALLS.getStreamFromFD(ProcInfo.stdinFd);if(stdinStream.node){const CHUNK_SIZE=1024;const buffer=new Uint8Array(CHUNK_SIZE);let offset=0;while(true){const bytesRead=stdinStream.stream_ops.read(stdinStream,buffer,0,CHUNK_SIZE,offset);if(bytesRead===null||bytesRead===0){break}try{cp.stdin.write(buffer.subarray(0,bytesRead))}catch(e){console.error(e);return 1}if(bytesRead>2]=PHPWASM.child_proc_by_pid[pid].exitCode;return 1}return 0}function _js_waitpid(pid,exitCodePtr){if(!PHPWASM.child_proc_by_pid[pid]){return-1}return Asyncify.handleSleep(wakeUp=>{const poll=function(){if(PHPWASM.child_proc_by_pid[pid]?.exited){HEAPU32[exitCodePtr>>2]=PHPWASM.child_proc_by_pid[pid].exitCode;wakeUp(pid)}else{setTimeout(poll,50)}};poll()})}var arraySum=(array,index)=>{var sum=0;for(var i=0;i<=index;sum+=array[i++]){}return sum};var MONTH_DAYS_LEAP=[31,29,31,30,31,30,31,31,30,31,30,31];var MONTH_DAYS_REGULAR=[31,28,31,30,31,30,31,31,30,31,30,31];var addDays=(date,days)=>{var newDate=new Date(date.getTime());while(days>0){var leap=isLeapYear(newDate.getFullYear());var currentMonth=newDate.getMonth();var daysInCurrentMonth=(leap?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR)[currentMonth];if(days>daysInCurrentMonth-newDate.getDate()){days-=daysInCurrentMonth-newDate.getDate()+1;newDate.setDate(1);if(currentMonth<11){newDate.setMonth(currentMonth+1)}else{newDate.setMonth(0);newDate.setFullYear(newDate.getFullYear()+1)}}else{newDate.setDate(newDate.getDate()+days);return newDate}}return newDate};var _strptime=(buf,format,tm)=>{var pattern=UTF8ToString(format);var SPECIAL_CHARS="\\!@#$^&*()+=-[]/{}|:<>?,.";for(var i=0,ii=SPECIAL_CHARS.length;iEQUIVALENT_MATCHERS[c]||m).replace(/%(.)/g,(_,c)=>{let pat=DATE_PATTERNS[c];if(pat){capture.push(c);return`(${pat})`}else{return c}}).replace(/\s+/g,"\\s*");var matches=new RegExp("^"+pattern_out,"i").exec(UTF8ToString(buf));function initDate(){function fixup(value,min,max){return typeof value!="number"||isNaN(value)?min:value>=min?value<=max?value:max:min}return{year:fixup(HEAP32[tm+20>>2]+1900,1970,9999),month:fixup(HEAP32[tm+16>>2],0,11),day:fixup(HEAP32[tm+12>>2],1,31),hour:fixup(HEAP32[tm+8>>2],0,23),min:fixup(HEAP32[tm+4>>2],0,59),sec:fixup(HEAP32[tm>>2],0,59),gmtoff:0}}if(matches){var date=initDate();var value;var getMatch=symbol=>{var pos=capture.indexOf(symbol);if(pos>=0){return matches[pos+1]}return};if(value=getMatch("S")){date.sec=jstoi_q(value)}if(value=getMatch("M")){date.min=jstoi_q(value)}if(value=getMatch("H")){date.hour=jstoi_q(value)}else if(value=getMatch("I")){var hour=jstoi_q(value);if(value=getMatch("p")){hour+=value.toUpperCase()[0]==="P"?12:0}date.hour=hour}if(value=getMatch("Y")){date.year=jstoi_q(value)}else if(value=getMatch("y")){var year=jstoi_q(value);if(value=getMatch("C")){year+=jstoi_q(value)*100}else{year+=year<69?2e3:1900}date.year=year}if(value=getMatch("m")){date.month=jstoi_q(value)-1}else if(value=getMatch("b")){date.month=MONTH_NUMBERS[value.substring(0,3).toUpperCase()]||0}if(value=getMatch("d")){date.day=jstoi_q(value)}else if(value=getMatch("j")){var day=jstoi_q(value);var leapYear=isLeapYear(date.year);for(var month=0;month<12;++month){var daysUntilMonth=arraySum(leapYear?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,month-1);if(day<=daysUntilMonth+(leapYear?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR)[month]){date.day=day-daysUntilMonth}}}else if(value=getMatch("a")){var weekDay=value.substring(0,3).toUpperCase();if(value=getMatch("U")){var weekDayNumber=DAY_NUMBERS_SUN_FIRST[weekDay];var weekNumber=jstoi_q(value);var janFirst=new Date(date.year,0,1);var endDate;if(janFirst.getDay()===0){endDate=addDays(janFirst,weekDayNumber+7*(weekNumber-1))}else{endDate=addDays(janFirst,7-janFirst.getDay()+weekDayNumber+7*(weekNumber-1))}date.day=endDate.getDate();date.month=endDate.getMonth()}else if(value=getMatch("W")){var weekDayNumber=DAY_NUMBERS_MON_FIRST[weekDay];var weekNumber=jstoi_q(value);var janFirst=new Date(date.year,0,1);var endDate;if(janFirst.getDay()===1){endDate=addDays(janFirst,weekDayNumber+7*(weekNumber-1))}else{endDate=addDays(janFirst,7-janFirst.getDay()+1+weekDayNumber+7*(weekNumber-1))}date.day=endDate.getDate();date.month=endDate.getMonth()}}if(value=getMatch("z")){if(value.toLowerCase()==="z"){date.gmtoff=0}else{var match=value.match(/^((?:\-|\+)\d\d):?(\d\d)?/);date.gmtoff=match[1]*3600;if(match[2]){date.gmtoff+=date.gmtoff>0?match[2]*60:-match[2]*60}}}var fullDate=new Date(date.year,date.month,date.day,date.hour,date.min,date.sec,0);HEAP32[tm>>2]=fullDate.getSeconds();HEAP32[tm+4>>2]=fullDate.getMinutes();HEAP32[tm+8>>2]=fullDate.getHours();HEAP32[tm+12>>2]=fullDate.getDate();HEAP32[tm+16>>2]=fullDate.getMonth();HEAP32[tm+20>>2]=fullDate.getFullYear()-1900;HEAP32[tm+24>>2]=fullDate.getDay();HEAP32[tm+28>>2]=arraySum(isLeapYear(fullDate.getFullYear())?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,fullDate.getMonth()-1)+fullDate.getDate()-1;HEAP32[tm+32>>2]=0;HEAP32[tm+36>>2]=date.gmtoff;return buf+intArrayFromString(matches[0]).length-1}return 0};function _wasm_setsockopt(socketd,level,optionName,optionValuePtr,optionLen){const optionValue=HEAPU8[optionValuePtr];const SOL_SOCKET=1;const SO_KEEPALIVE=9;const IPPROTO_TCP=6;const TCP_NODELAY=1;const isSupported=level===SOL_SOCKET&&optionName===SO_KEEPALIVE||level===IPPROTO_TCP&&optionName===TCP_NODELAY;if(!isSupported){console.warn(`Unsupported socket option: ${level}, ${optionName}, ${optionValue}`);return-1}const ws=PHPWASM.getAllWebSockets(socketd)[0];if(!ws){return-1}ws.setSocketOpt(level,optionName,optionValuePtr);return 0}var Asyncify={instrumentWasmImports(imports){var importPattern=/^(js_open_process|js_waitpid|js_process_status|js_create_input_device|wasm_setsockopt|wasm_shutdown|wasm_close|invoke_.*|__asyncjs__.*)$/;for(let[x,original]of Object.entries(imports)){if(typeof original=="function"){let isAsyncifyImport=original.isAsync||importPattern.test(x);if(isAsyncifyImport){imports[x]=original=new WebAssembly.Suspending(original)}}}},instrumentWasmExports(exports){var exportPattern=/^(wasm_sleep|wasm_read|emscripten_sleep|wasm_sapi_handle_request|wasm_sapi_request_shutdown|wasm_poll_socket|wrap_select|__wrap_select|select|php_pollfd_for|fflush|wasm_popen|wasm_read|wasm_php_exec|run_cli|main|__main_argc_argv)$/;Asyncify.asyncExports=new Set;var ret={};for(let[x,original]of Object.entries(exports)){if(typeof original=="function"){let isAsyncifyExport=exportPattern.test(x);if(isAsyncifyExport){Asyncify.asyncExports.add(original);original=Asyncify.makeAsyncFunction(original)}ret[x]=(...args)=>original(...args)}else{ret[x]=original}}return ret},asyncExports:null,isAsyncExport(func){return Asyncify.asyncExports?.has(func)},handleAsync:async startAsync=>{runtimeKeepalivePush();try{return await startAsync()}finally{runtimeKeepalivePop()}},handleSleep(startAsync){return Asyncify.handleAsync(()=>new Promise(startAsync))},makeAsyncFunction(original){return WebAssembly.promising(original)}};var getCFunc=ident=>{var func=Module["_"+ident];return func};var writeArrayToMemory=(array,buffer)=>{HEAP8.set(array,buffer)};var stackSave=()=>_emscripten_stack_get_current();var stackRestore=val=>__emscripten_stack_restore(val);var ccall=(ident,returnType,argTypes,args,opts)=>{var toC={string:str=>{var ret=0;if(str!==null&&str!==undefined&&str!==0){ret=stringToUTF8OnStack(str)}return ret},array:arr=>{var ret=stackAlloc(arr.length);writeArrayToMemory(arr,ret);return ret}};function convertReturnValue(ret){if(returnType==="string"){return UTF8ToString(ret)}if(returnType==="boolean")return Boolean(ret);return ret}var func=getCFunc(ident);var cArgs=[];var stack=0;if(args){for(var i=0;iFS.unlink(path);var FS_createLazyFile=FS.createLazyFile;var FS_createDevice=FS.createDevice;FS.createPreloadedFile=FS_createPreloadedFile;FS.staticInit();Module["FS_createPath"]=FS.createPath;Module["FS_createDataFile"]=FS.createDataFile;Module["FS_createPreloadedFile"]=FS.createPreloadedFile;Module["FS_unlink"]=FS.unlink;Module["FS_createLazyFile"]=FS.createLazyFile;Module["FS_createDevice"]=FS.createDevice;MEMFS.doesNotExistError=new FS.ErrnoError(44);MEMFS.doesNotExistError.stack="";PHPWASM.init();var wasmImports={__assert_fail:___assert_fail,__asyncjs__js_fd_read,__asyncjs__js_module_onMessage,__asyncjs__js_popen_to_file,__asyncjs__wasm_poll_socket,__call_sighandler:___call_sighandler,__syscall_accept4:___syscall_accept4,__syscall_bind:___syscall_bind,__syscall_chdir:___syscall_chdir,__syscall_chmod:___syscall_chmod,__syscall_connect:___syscall_connect,__syscall_dup:___syscall_dup,__syscall_dup3:___syscall_dup3,__syscall_faccessat:___syscall_faccessat,__syscall_fchmod:___syscall_fchmod,__syscall_fchown32:___syscall_fchown32,__syscall_fchownat:___syscall_fchownat,__syscall_fcntl64:___syscall_fcntl64,__syscall_fstat64:___syscall_fstat64,__syscall_ftruncate64:___syscall_ftruncate64,__syscall_getcwd:___syscall_getcwd,__syscall_getdents64:___syscall_getdents64,__syscall_getpeername:___syscall_getpeername,__syscall_getsockname:___syscall_getsockname,__syscall_getsockopt:___syscall_getsockopt,__syscall_ioctl:___syscall_ioctl,__syscall_listen:___syscall_listen,__syscall_lstat64:___syscall_lstat64,__syscall_mkdirat:___syscall_mkdirat,__syscall_newfstatat:___syscall_newfstatat,__syscall_openat:___syscall_openat,__syscall_pipe:___syscall_pipe,__syscall_poll:___syscall_poll,__syscall_readlinkat:___syscall_readlinkat,__syscall_recvfrom:___syscall_recvfrom,__syscall_renameat:___syscall_renameat,__syscall_rmdir:___syscall_rmdir,__syscall_sendto:___syscall_sendto,__syscall_socket:___syscall_socket,__syscall_stat64:___syscall_stat64,__syscall_statfs64:___syscall_statfs64,__syscall_symlinkat:___syscall_symlinkat,__syscall_unlinkat:___syscall_unlinkat,__syscall_utimensat:___syscall_utimensat,_abort_js:__abort_js,_emscripten_lookup_name:__emscripten_lookup_name,_emscripten_memcpy_js:__emscripten_memcpy_js,_emscripten_runtime_keepalive_clear:__emscripten_runtime_keepalive_clear,_gmtime_js:__gmtime_js,_localtime_js:__localtime_js,_mktime_js:__mktime_js,_mmap_js:__mmap_js,_munmap_js:__munmap_js,_setitimer_js:__setitimer_js,_tzset_js:__tzset_js,clock_time_get:_clock_time_get,emscripten_date_now:_emscripten_date_now,emscripten_get_heap_max:_emscripten_get_heap_max,emscripten_get_now:_emscripten_get_now,emscripten_resize_heap:_emscripten_resize_heap,emscripten_sleep:_emscripten_sleep,environ_get:_environ_get,environ_sizes_get:_environ_sizes_get,exit:_exit,fd_close:_fd_close,fd_fdstat_get:_fd_fdstat_get,fd_read:_fd_read,fd_seek:_fd_seek,fd_sync:_fd_sync,fd_write:_fd_write,getaddrinfo:_getaddrinfo,getnameinfo:_getnameinfo,getprotobyname:_getprotobyname,getprotobynumber:_getprotobynumber,js_create_input_device:_js_create_input_device,js_open_process:_js_open_process,js_process_status:_js_process_status,js_waitpid:_js_waitpid,proc_exit:_proc_exit,strptime:_strptime,wasm_setsockopt:_wasm_setsockopt};var wasmExports;createWasm();var ___wasm_call_ctors=()=>(___wasm_call_ctors=wasmExports["__wasm_call_ctors"])();var _malloc=a0=>(_malloc=wasmExports["malloc"])(a0);var _wasm_sleep=Module["_wasm_sleep"]=a0=>(_wasm_sleep=Module["_wasm_sleep"]=wasmExports["wasm_sleep"])(a0);var _ntohs=a0=>(_ntohs=wasmExports["ntohs"])(a0);var _htons=a0=>(_htons=wasmExports["htons"])(a0);var _htonl=a0=>(_htonl=wasmExports["htonl"])(a0);var _wasm_read=Module["_wasm_read"]=(a0,a1,a2)=>(_wasm_read=Module["_wasm_read"]=wasmExports["wasm_read"])(a0,a1,a2);var _fflush=a0=>(_fflush=wasmExports["fflush"])(a0);var _wasm_popen=Module["_wasm_popen"]=(a0,a1)=>(_wasm_popen=Module["_wasm_popen"]=wasmExports["wasm_popen"])(a0,a1);var _wasm_php_exec=Module["_wasm_php_exec"]=(a0,a1,a2,a3)=>(_wasm_php_exec=Module["_wasm_php_exec"]=wasmExports["wasm_php_exec"])(a0,a1,a2,a3);var _php_pollfd_for=Module["_php_pollfd_for"]=(a0,a1,a2)=>(_php_pollfd_for=Module["_php_pollfd_for"]=wasmExports["php_pollfd_for"])(a0,a1,a2);var ___wrap_select=Module["___wrap_select"]=(a0,a1,a2,a3,a4)=>(___wrap_select=Module["___wrap_select"]=wasmExports["__wrap_select"])(a0,a1,a2,a3,a4);var _wasm_set_sapi_name=Module["_wasm_set_sapi_name"]=a0=>(_wasm_set_sapi_name=Module["_wasm_set_sapi_name"]=wasmExports["wasm_set_sapi_name"])(a0);var _wasm_set_phpini_path=Module["_wasm_set_phpini_path"]=a0=>(_wasm_set_phpini_path=Module["_wasm_set_phpini_path"]=wasmExports["wasm_set_phpini_path"])(a0);var _wasm_add_SERVER_entry=Module["_wasm_add_SERVER_entry"]=(a0,a1)=>(_wasm_add_SERVER_entry=Module["_wasm_add_SERVER_entry"]=wasmExports["wasm_add_SERVER_entry"])(a0,a1);var _wasm_add_ENV_entry=Module["_wasm_add_ENV_entry"]=(a0,a1)=>(_wasm_add_ENV_entry=Module["_wasm_add_ENV_entry"]=wasmExports["wasm_add_ENV_entry"])(a0,a1);var _wasm_set_query_string=Module["_wasm_set_query_string"]=a0=>(_wasm_set_query_string=Module["_wasm_set_query_string"]=wasmExports["wasm_set_query_string"])(a0);var 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_wasm_set_request_body=Module["_wasm_set_request_body"]=a0=>(_wasm_set_request_body=Module["_wasm_set_request_body"]=wasmExports["wasm_set_request_body"])(a0);var _wasm_set_content_length=Module["_wasm_set_content_length"]=a0=>(_wasm_set_content_length=Module["_wasm_set_content_length"]=wasmExports["wasm_set_content_length"])(a0);var _wasm_set_cookies=Module["_wasm_set_cookies"]=a0=>(_wasm_set_cookies=Module["_wasm_set_cookies"]=wasmExports["wasm_set_cookies"])(a0);var _wasm_set_request_port=Module["_wasm_set_request_port"]=a0=>(_wasm_set_request_port=Module["_wasm_set_request_port"]=wasmExports["wasm_set_request_port"])(a0);var _wasm_sapi_request_shutdown=Module["_wasm_sapi_request_shutdown"]=()=>(_wasm_sapi_request_shutdown=Module["_wasm_sapi_request_shutdown"]=wasmExports["wasm_sapi_request_shutdown"])();var _wasm_sapi_handle_request=Module["_wasm_sapi_handle_request"]=()=>(_wasm_sapi_handle_request=Module["_wasm_sapi_handle_request"]=wasmExports["wasm_sapi_handle_request"])();var _php_wasm_init=Module["_php_wasm_init"]=()=>(_php_wasm_init=Module["_php_wasm_init"]=wasmExports["php_wasm_init"])();var _wasm_free=Module["_wasm_free"]=a0=>(_wasm_free=Module["_wasm_free"]=wasmExports["wasm_free"])(a0);var ___funcs_on_exit=()=>(___funcs_on_exit=wasmExports["__funcs_on_exit"])();var _emscripten_builtin_memalign=(a0,a1)=>(_emscripten_builtin_memalign=wasmExports["emscripten_builtin_memalign"])(a0,a1);var __emscripten_timeout=(a0,a1)=>(__emscripten_timeout=wasmExports["_emscripten_timeout"])(a0,a1);var ___trap=()=>(___trap=wasmExports["__trap"])();var __emscripten_tempret_set=a0=>(__emscripten_tempret_set=wasmExports["_emscripten_tempret_set"])(a0);var __emscripten_stack_restore=a0=>(__emscripten_stack_restore=wasmExports["_emscripten_stack_restore"])(a0);var __emscripten_stack_alloc=a0=>(__emscripten_stack_alloc=wasmExports["_emscripten_stack_alloc"])(a0);var _emscripten_stack_get_current=()=>(_emscripten_stack_get_current=wasmExports["emscripten_stack_get_current"])();var dynCall_vi=Module["dynCall_vi"]=(a0,a1)=>(dynCall_vi=Module["dynCall_vi"]=wasmExports["dynCall_vi"])(a0,a1);Module["addRunDependency"]=addRunDependency;Module["removeRunDependency"]=removeRunDependency;Module["wasmExports"]=wasmExports;Module["ccall"]=ccall;Module["FS_createPreloadedFile"]=FS_createPreloadedFile;Module["FS_unlink"]=FS_unlink;Module["FS_createPath"]=FS_createPath;Module["FS_createDevice"]=FS_createDevice;Module["FS_createDataFile"]=FS_createDataFile;Module["FS_createLazyFile"]=FS_createLazyFile;Module["PROXYFS"]=PROXYFS;var calledRun;dependenciesFulfilled=function runCaller(){if(!calledRun)run();if(!calledRun)dependenciesFulfilled=runCaller};function run(){if(runDependencies>0){return}preRun();if(runDependencies>0){return}function doRun(){if(calledRun)return;calledRun=true;Module["calledRun"]=true;if(ABORT)return;initRuntime();Module["onRuntimeInitialized"]?.();postRun()}if(Module["setStatus"]){Module["setStatus"]("Running...");setTimeout(()=>{setTimeout(()=>Module["setStatus"](""),1);doRun()},1)}else{doRun()}}if(Module["preInit"]){if(typeof Module["preInit"]=="function")Module["preInit"]=[Module["preInit"]];while(Module["preInit"].length>0){Module["preInit"].pop()()}}run(); /** * Emscripten resolves `localhost` to a random IP address. Let's * make it always resolve to 127.0.0.1. diff --git a/packages/php-wasm/web/public/php/jspi/php_7_1.js b/packages/php-wasm/web/public/php/jspi/php_7_1.js index ff7c90c9df..04e9538c5c 100644 --- a/packages/php-wasm/web/public/php/jspi/php_7_1.js +++ b/packages/php-wasm/web/public/php/jspi/php_7_1.js @@ -1,46 +1,20 @@ import dependencyFilename from './7_1_30/php_7_1.wasm'; export { dependencyFilename }; -export const dependenciesTotalSize = 11792330; +export const dependenciesTotalSize = 11786597; export function init(RuntimeName, PHPLoader) { - /** - * Overrides Emscripten's default ExitStatus object which gets - * thrown on failure. Unfortunately, the default object is not - * a subclass of Error and does not provide any stack trace. - * - * This is a deliberate behavior on Emscripten's end to prevent - * memory leaks after the program exits. See: - * - * https://github.com/emscripten-core/emscripten/pull/9108 - * - * In case of WordPress Playground, the worker in which the PHP - * runs will typically exit after the PHP program finishes, so - * we don't have to worry about memory leaks. - * - * As for assigning to a previously undeclared ExitStatus variable here, - * the Emscripten module declares `ExitStatus` as `function ExitStatus` - * which means it gets hoisted to the top of the scope and can be - * reassigned here – before the actual declaration is reached. - * - * If that sounds weird, try this example: - * - * ExitStatus = () => { console.log("reassigned"); } - * function ExitStatus() {} - * ExitStatus(); - * // logs "reassigned" - */ - ExitStatus = class PHPExitStatus extends Error { - constructor(status) { - super(status); - this.name = "ExitStatus"; - this.message = "Program terminated with exit(" + status + ")"; - this.status = status; - } - } - // The rest of the code comes from the built php.js file and esm-suffix.js -var Module=typeof PHPLoader!="undefined"?PHPLoader:{};var ENVIRONMENT_IS_WEB=RuntimeName==="WEB";var ENVIRONMENT_IS_WORKER=RuntimeName==="WORKER";var ENVIRONMENT_IS_NODE=RuntimeName==="NODE";var moduleOverrides=Object.assign({},Module);var arguments_=[];var thisProgram="./this.program";var quit_=(status,toThrow)=>{throw toThrow};var scriptDirectory="";function locateFile(path){if(Module["locateFile"]){return Module["locateFile"](path,scriptDirectory)}return scriptDirectory+path}var read_,readAsync,readBinary;if(ENVIRONMENT_IS_WEB||ENVIRONMENT_IS_WORKER){if(ENVIRONMENT_IS_WORKER){scriptDirectory=self.location.href}else if(typeof document!="undefined"&&document.currentScript){scriptDirectory=document.currentScript.src}if(scriptDirectory.startsWith("blob:")){scriptDirectory=""}else{scriptDirectory=scriptDirectory.substr(0,scriptDirectory.replace(/[?#].*/,"").lastIndexOf("/")+1)}{read_=url=>{var xhr=new XMLHttpRequest;xhr.open("GET",url,false);xhr.send(null);return xhr.responseText};if(ENVIRONMENT_IS_WORKER){readBinary=url=>{var xhr=new XMLHttpRequest;xhr.open("GET",url,false);xhr.responseType="arraybuffer";xhr.send(null);return new Uint8Array(xhr.response)}}readAsync=(url,onload,onerror)=>{fetch(url,{credentials:"same-origin"}).then(response=>{if(response.ok){return response.arrayBuffer()}return Promise.reject(new Error(response.status+" : "+response.url))}).then(onload,onerror)}}}else{}var out=Module["print"]||console.log.bind(console);var err=Module["printErr"]||console.error.bind(console);Object.assign(Module,moduleOverrides);moduleOverrides=null;if(Module["arguments"])arguments_=Module["arguments"];if(Module["thisProgram"])thisProgram=Module["thisProgram"];if(Module["quit"])quit_=Module["quit"];var wasmBinary;if(Module["wasmBinary"])wasmBinary=Module["wasmBinary"];var wasmMemory;var ABORT=false;var EXITSTATUS;function assert(condition,text){if(!condition){abort(text)}}var HEAP8,HEAPU8,HEAP16,HEAPU16,HEAP32,HEAPU32,HEAPF32,HEAPF64;function updateMemoryViews(){var b=wasmMemory.buffer;Module["HEAP8"]=HEAP8=new Int8Array(b);Module["HEAP16"]=HEAP16=new Int16Array(b);Module["HEAPU8"]=HEAPU8=new Uint8Array(b);Module["HEAPU16"]=HEAPU16=new Uint16Array(b);Module["HEAP32"]=HEAP32=new Int32Array(b);Module["HEAPU32"]=HEAPU32=new Uint32Array(b);Module["HEAPF32"]=HEAPF32=new Float32Array(b);Module["HEAPF64"]=HEAPF64=new Float64Array(b)}var __ATPRERUN__=[];var __ATINIT__=[];var __ATEXIT__=[];var __ATPOSTRUN__=[];var runtimeInitialized=false;var runtimeExited=false;function preRun(){if(Module["preRun"]){if(typeof Module["preRun"]=="function")Module["preRun"]=[Module["preRun"]];while(Module["preRun"].length){addOnPreRun(Module["preRun"].shift())}}callRuntimeCallbacks(__ATPRERUN__)}function initRuntime(){runtimeInitialized=true;SOCKFS.root=FS.mount(SOCKFS,{},null);if(!Module["noFSInit"]&&!FS.init.initialized)FS.init();FS.ignorePermissions=false;TTY.init();PIPEFS.root=FS.mount(PIPEFS,{},null);callRuntimeCallbacks(__ATINIT__)}function exitRuntime(){___funcs_on_exit();callRuntimeCallbacks(__ATEXIT__);FS.quit();TTY.shutdown();runtimeExited=true}function postRun(){if(Module["postRun"]){if(typeof Module["postRun"]=="function")Module["postRun"]=[Module["postRun"]];while(Module["postRun"].length){addOnPostRun(Module["postRun"].shift())}}callRuntimeCallbacks(__ATPOSTRUN__)}function addOnPreRun(cb){__ATPRERUN__.unshift(cb)}function addOnInit(cb){__ATINIT__.unshift(cb)}function addOnPostRun(cb){__ATPOSTRUN__.unshift(cb)}var runDependencies=0;var runDependencyWatcher=null;var dependenciesFulfilled=null;function getUniqueRunDependency(id){return id}function addRunDependency(id){runDependencies++;Module["monitorRunDependencies"]?.(runDependencies)}function removeRunDependency(id){runDependencies--;Module["monitorRunDependencies"]?.(runDependencies);if(runDependencies==0){if(runDependencyWatcher!==null){clearInterval(runDependencyWatcher);runDependencyWatcher=null}if(dependenciesFulfilled){var callback=dependenciesFulfilled;dependenciesFulfilled=null;callback()}}}function abort(what){Module["onAbort"]?.(what);what="Aborted("+what+")";err(what);ABORT=true;EXITSTATUS=1;what+=". Build with -sASSERTIONS for more info.";if(runtimeInitialized){___trap()}var e=new WebAssembly.RuntimeError(what);throw e}var dataURIPrefix="data:application/octet-stream;base64,";var isDataURI=filename=>filename.startsWith(dataURIPrefix);function findWasmBinary(){var f=dependencyFilename;if(!isDataURI(f)){return locateFile(f)}return f}var wasmBinaryFile;function getBinarySync(file){if(file==wasmBinaryFile&&wasmBinary){return new Uint8Array(wasmBinary)}if(readBinary){return readBinary(file)}throw"both async and sync fetching of the wasm failed"}function getBinaryPromise(binaryFile){if(!wasmBinary){return new Promise((resolve,reject)=>{readAsync(binaryFile,response=>resolve(new Uint8Array(response)),error=>{try{resolve(getBinarySync(binaryFile))}catch(e){reject(e)}})})}return Promise.resolve().then(()=>getBinarySync(binaryFile))}function instantiateArrayBuffer(binaryFile,imports,receiver){return getBinaryPromise(binaryFile).then(binary=>WebAssembly.instantiate(binary,imports)).then(receiver,reason=>{err(`failed to asynchronously prepare wasm: ${reason}`);abort(reason)})}function instantiateAsync(binary,binaryFile,imports,callback){if(!binary&&typeof WebAssembly.instantiateStreaming=="function"&&!isDataURI(binaryFile)&&typeof fetch=="function"){return fetch(binaryFile,{credentials:"same-origin"}).then(response=>{var result=WebAssembly.instantiateStreaming(response,imports);return result.then(callback,function(reason){err(`wasm streaming compile failed: ${reason}`);err("falling back to ArrayBuffer instantiation");return instantiateArrayBuffer(binaryFile,imports,callback)})})}return instantiateArrayBuffer(binaryFile,imports,callback)}function getWasmImports(){Asyncify.instrumentWasmImports(wasmImports);return{env:wasmImports,wasi_snapshot_preview1:wasmImports}}function createWasm(){var info=getWasmImports();function receiveInstance(instance,module){wasmExports=instance.exports;wasmExports=Asyncify.instrumentWasmExports(wasmExports);Module["wasmExports"]=wasmExports;wasmMemory=wasmExports["memory"];updateMemoryViews();addOnInit(wasmExports["__wasm_call_ctors"]);removeRunDependency("wasm-instantiate");return wasmExports}addRunDependency("wasm-instantiate");function receiveInstantiationResult(result){receiveInstance(result["instance"])}if(Module["instantiateWasm"]){try{return Module["instantiateWasm"](info,receiveInstance)}catch(e){err(`Module.instantiateWasm callback failed with error: ${e}`);return false}}if(!wasmBinaryFile)wasmBinaryFile=findWasmBinary();instantiateAsync(wasmBinary,wasmBinaryFile,info,receiveInstantiationResult);return{}}var tempDouble;var tempI64;function __asyncjs__js_popen_to_file(command,mode,exitCodePtr){return Asyncify.handleAsync(async()=>{const returnCallback=resolver=>new Promise(resolver);if(!command)return 1;const cmdstr=UTF8ToString(command);if(!cmdstr.length)return 0;const modestr=UTF8ToString(mode);if(!modestr.length)return 0;if(modestr==="w"){console.error('popen($cmd, "w") is not implemented yet')}return returnCallback(async wakeUp=>{let cp;try{cp=PHPWASM.spawnProcess(cmdstr,[]);if(cp instanceof Promise){cp=await cp}}catch(e){console.error(e);if(e.code==="SPAWN_UNSUPPORTED"){return 1}throw e}const outByteArrays=[];cp.stdout.on("data",function(data){outByteArrays.push(data)});const outputPath="/tmp/popen_output";cp.on("exit",function(exitCode){const outBytes=new Uint8Array(outByteArrays.reduce((acc,curr)=>acc+curr.length,0));let offset=0;for(const byteArray of outByteArrays){outBytes.set(byteArray,offset);offset+=byteArray.length}FS.writeFile(outputPath,outBytes);HEAPU8[exitCodePtr]=exitCode;wakeUp(allocateUTF8OnStack(outputPath))})})})}__asyncjs__js_popen_to_file.sig="iiii";function __asyncjs__wasm_poll_socket(socketd,events,timeout){return Asyncify.handleAsync(async()=>{const returnCallback=resolver=>new Promise(resolver);const POLLIN=1;const POLLPRI=2;const POLLOUT=4;const POLLERR=8;const POLLHUP=16;const POLLNVAL=32;return returnCallback(wakeUp=>{const polls=[];if(socketd in PHPWASM.child_proc_by_fd){const procInfo=PHPWASM.child_proc_by_fd[socketd];if(procInfo.exited){wakeUp(0);return}polls.push(PHPWASM.awaitEvent(procInfo.stdout,"data"))}else if(FS.isSocket(FS.getStream(socketd)?.node.mode)){const sock=getSocketFromFD(socketd);if(!sock){wakeUp(0);return}const lookingFor=new Set;if(events&POLLIN||events&POLLPRI){if(sock.server){for(const client of sock.pending){if((client.recv_queue||[]).length>0){wakeUp(1);return}}}else if((sock.recv_queue||[]).length>0){wakeUp(1);return}}const webSockets=PHPWASM.getAllWebSockets(sock);if(!webSockets.length){wakeUp(0);return}for(const ws of webSockets){if(events&POLLIN||events&POLLPRI){polls.push(PHPWASM.awaitData(ws));lookingFor.add("POLLIN")}if(events&POLLOUT){polls.push(PHPWASM.awaitConnection(ws));lookingFor.add("POLLOUT")}if(events&POLLHUP){polls.push(PHPWASM.awaitClose(ws));lookingFor.add("POLLHUP")}if(events&POLLERR||events&POLLNVAL){polls.push(PHPWASM.awaitError(ws));lookingFor.add("POLLERR")}}}else{setTimeout(function(){wakeUp(1)},timeout);return}if(polls.length===0){console.warn("Unsupported poll event "+events+", defaulting to setTimeout().");setTimeout(function(){wakeUp(0)},timeout);return}const promises=polls.map(([promise])=>promise);const clearPolling=()=>polls.forEach(([,clear])=>clear());let awaken=false;let timeoutId;Promise.race(promises).then(function(results){if(!awaken){awaken=true;wakeUp(1);if(timeoutId){clearTimeout(timeoutId)}clearPolling()}});if(timeout!==-1){timeoutId=setTimeout(function(){if(!awaken){awaken=true;wakeUp(0);clearPolling()}},timeout)}})})}__asyncjs__wasm_poll_socket.sig="iiii";function __asyncjs__js_fd_read(fd,iov,iovcnt,pnum){return Asyncify.handleAsync(async()=>{const returnCallback=resolver=>new Promise(resolver);if(Asyncify?.State?.Normal===undefined||Asyncify?.state===Asyncify?.State?.Normal){var returnCode;var stream;let num=0;try{stream=SYSCALLS.getStreamFromFD(fd);const num=doReadv(stream,iov,iovcnt);HEAPU32[pnum>>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError")){throw e}if(e.errno!==6||!(stream?.fd in PHPWASM.child_proc_by_fd)){HEAPU32[pnum>>2]=0;return returnCode}}}return returnCallback(wakeUp=>{var retries=0;var interval=50;var timeout=5e3;var maxRetries=timeout/interval;function poll(){var returnCode;var stream;let num;try{stream=SYSCALLS.getStreamFromFD(fd);num=doReadv(stream,iov,iovcnt);returnCode=0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError")){console.error(e);throw e}returnCode=e.errno}const success=returnCode===0;const failure=++retries>maxRetries||!(fd in PHPWASM.child_proc_by_fd)||PHPWASM.child_proc_by_fd[fd]?.exited||FS.isClosed(stream);if(success){HEAPU32[pnum>>2]=num;wakeUp(0)}else if(failure){HEAPU32[pnum>>2]=0;wakeUp(returnCode===6?0:returnCode)}else{setTimeout(poll,interval)}}poll()})})}__asyncjs__js_fd_read.sig="iiiii";function __asyncjs__js_module_onMessage(data,response_buffer){return Asyncify.handleAsync(async()=>{if(Module["onMessage"]){const dataStr=UTF8ToString(data);return Module["onMessage"](dataStr).then(response=>{const responseBytes=typeof response==="string"?(new TextEncoder).encode(response):response;const responseSize=responseBytes.byteLength;const responsePtr=_malloc(responseSize+1);HEAPU8.set(responseBytes,responsePtr);HEAPU8[responsePtr+responseSize]=0;HEAPU8[response_buffer]=responsePtr;HEAPU8[response_buffer+1]=responsePtr>>8;HEAPU8[response_buffer+2]=responsePtr>>16;HEAPU8[response_buffer+3]=responsePtr>>24;return responseSize}).catch(e=>{console.error(e);return-1})}})}__asyncjs__js_module_onMessage.sig="iii";function ExitStatus(status){this.name="ExitStatus";this.message=`Program terminated with exit(${status})`;this.status=status}var callRuntimeCallbacks=callbacks=>{while(callbacks.length>0){callbacks.shift()(Module)}};var noExitRuntime=Module["noExitRuntime"]||false;var UTF8Decoder=typeof TextDecoder!="undefined"?new TextDecoder("utf8"):undefined;var UTF8ArrayToString=(heapOrArray,idx,maxBytesToRead)=>{var endIdx=idx+maxBytesToRead;var endPtr=idx;while(heapOrArray[endPtr]&&!(endPtr>=endIdx))++endPtr;if(endPtr-idx>16&&heapOrArray.buffer&&UTF8Decoder){return UTF8Decoder.decode(heapOrArray.subarray(idx,endPtr))}var str="";while(idx>10,56320|ch&1023)}}return str};var UTF8ToString=(ptr,maxBytesToRead)=>ptr?UTF8ArrayToString(HEAPU8,ptr,maxBytesToRead):"";Module["UTF8ToString"]=UTF8ToString;var ___assert_fail=(condition,filename,line,func)=>{abort(`Assertion failed: ${UTF8ToString(condition)}, at: `+[filename?UTF8ToString(filename):"unknown filename",line,func?UTF8ToString(func):"unknown function"])};var ___call_sighandler=(fp,sig)=>(a1=>dynCall_vi(fp,a1))(sig);var initRandomFill=()=>{if(typeof crypto=="object"&&typeof crypto["getRandomValues"]=="function"){return view=>crypto.getRandomValues(view)}else abort("initRandomDevice")};var randomFill=view=>(randomFill=initRandomFill())(view);var PATH={isAbs:path=>path.charAt(0)==="/",splitPath:filename=>{var splitPathRe=/^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/;return splitPathRe.exec(filename).slice(1)},normalizeArray:(parts,allowAboveRoot)=>{var up=0;for(var i=parts.length-1;i>=0;i--){var last=parts[i];if(last==="."){parts.splice(i,1)}else if(last===".."){parts.splice(i,1);up++}else if(up){parts.splice(i,1);up--}}if(allowAboveRoot){for(;up;up--){parts.unshift("..")}}return parts},normalize:path=>{var isAbsolute=PATH.isAbs(path),trailingSlash=path.substr(-1)==="/";path=PATH.normalizeArray(path.split("/").filter(p=>!!p),!isAbsolute).join("/");if(!path&&!isAbsolute){path="."}if(path&&trailingSlash){path+="/"}return(isAbsolute?"/":"")+path},dirname:path=>{var result=PATH.splitPath(path),root=result[0],dir=result[1];if(!root&&!dir){return"."}if(dir){dir=dir.substr(0,dir.length-1)}return root+dir},basename:path=>{if(path==="/")return"/";path=PATH.normalize(path);path=path.replace(/\/$/,"");var lastSlash=path.lastIndexOf("/");if(lastSlash===-1)return path;return path.substr(lastSlash+1)},join:(...paths)=>PATH.normalize(paths.join("/")),join2:(l,r)=>PATH.normalize(l+"/"+r)};var PATH_FS={resolve:(...args)=>{var resolvedPath="",resolvedAbsolute=false;for(var i=args.length-1;i>=-1&&!resolvedAbsolute;i--){var path=i>=0?args[i]:FS.cwd();if(typeof path!="string"){throw new TypeError("Arguments to path.resolve must be strings")}else if(!path){return""}resolvedPath=path+"/"+resolvedPath;resolvedAbsolute=PATH.isAbs(path)}resolvedPath=PATH.normalizeArray(resolvedPath.split("/").filter(p=>!!p),!resolvedAbsolute).join("/");return(resolvedAbsolute?"/":"")+resolvedPath||"."},relative:(from,to)=>{from=PATH_FS.resolve(from).substr(1);to=PATH_FS.resolve(to).substr(1);function trim(arr){var start=0;for(;start=0;end--){if(arr[end]!=="")break}if(start>end)return[];return arr.slice(start,end-start+1)}var fromParts=trim(from.split("/"));var toParts=trim(to.split("/"));var length=Math.min(fromParts.length,toParts.length);var samePartsLength=length;for(var i=0;i{var len=0;for(var i=0;i=55296&&c<=57343){len+=4;++i}else{len+=3}}return len};Module["lengthBytesUTF8"]=lengthBytesUTF8;var stringToUTF8Array=(str,heap,outIdx,maxBytesToWrite)=>{if(!(maxBytesToWrite>0))return 0;var startIdx=outIdx;var endIdx=outIdx+maxBytesToWrite-1;for(var i=0;i=55296&&u<=57343){var u1=str.charCodeAt(++i);u=65536+((u&1023)<<10)|u1&1023}if(u<=127){if(outIdx>=endIdx)break;heap[outIdx++]=u}else if(u<=2047){if(outIdx+1>=endIdx)break;heap[outIdx++]=192|u>>6;heap[outIdx++]=128|u&63}else if(u<=65535){if(outIdx+2>=endIdx)break;heap[outIdx++]=224|u>>12;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}else{if(outIdx+3>=endIdx)break;heap[outIdx++]=240|u>>18;heap[outIdx++]=128|u>>12&63;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}}heap[outIdx]=0;return outIdx-startIdx};function intArrayFromString(stringy,dontAddNull,length){var len=length>0?length:lengthBytesUTF8(stringy)+1;var u8array=new Array(len);var numBytesWritten=stringToUTF8Array(stringy,u8array,0,u8array.length);if(dontAddNull)u8array.length=numBytesWritten;return u8array}var FS_stdin_getChar=()=>{if(!FS_stdin_getChar_buffer.length){var result=null;if(typeof window!="undefined"&&typeof window.prompt=="function"){result=window.prompt("Input: ");if(result!==null){result+="\n"}}else{}if(!result){return null}FS_stdin_getChar_buffer=intArrayFromString(result,true)}return FS_stdin_getChar_buffer.shift()};var TTY={ttys:[],init(){},shutdown(){},register(dev,ops){TTY.ttys[dev]={input:[],output:[],ops:ops};FS.registerDevice(dev,TTY.stream_ops)},stream_ops:{open(stream){var tty=TTY.ttys[stream.node.rdev];if(!tty){throw new FS.ErrnoError(43)}stream.tty=tty;stream.seekable=false},close(stream){stream.tty.ops.fsync(stream.tty)},fsync(stream){stream.tty.ops.fsync(stream.tty)},read(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.get_char){throw new FS.ErrnoError(60)}var bytesRead=0;for(var i=0;i0){out(UTF8ArrayToString(tty.output,0));tty.output=[]}},ioctl_tcgets(tty){return{c_iflag:25856,c_oflag:5,c_cflag:191,c_lflag:35387,c_cc:[3,28,127,21,4,0,1,0,17,19,26,0,18,15,23,22,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]}},ioctl_tcsets(tty,optional_actions,data){return 0},ioctl_tiocgwinsz(tty){return[24,80]}},default_tty1_ops:{put_char(tty,val){if(val===null||val===10){err(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}},fsync(tty){if(tty.output&&tty.output.length>0){err(UTF8ArrayToString(tty.output,0));tty.output=[]}}}};var zeroMemory=(address,size)=>{HEAPU8.fill(0,address,address+size);return address};var alignMemory=(size,alignment)=>Math.ceil(size/alignment)*alignment;var mmapAlloc=size=>{size=alignMemory(size,65536);var ptr=_emscripten_builtin_memalign(65536,size);if(!ptr)return 0;return zeroMemory(ptr,size)};var MEMFS={ops_table:null,mount(mount){return MEMFS.createNode(null,"/",16384|511,0)},createNode(parent,name,mode,dev){if(FS.isBlkdev(mode)||FS.isFIFO(mode)){throw new FS.ErrnoError(63)}MEMFS.ops_table||={dir:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,lookup:MEMFS.node_ops.lookup,mknod:MEMFS.node_ops.mknod,rename:MEMFS.node_ops.rename,unlink:MEMFS.node_ops.unlink,rmdir:MEMFS.node_ops.rmdir,readdir:MEMFS.node_ops.readdir,symlink:MEMFS.node_ops.symlink},stream:{llseek:MEMFS.stream_ops.llseek}},file:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:{llseek:MEMFS.stream_ops.llseek,read:MEMFS.stream_ops.read,write:MEMFS.stream_ops.write,allocate:MEMFS.stream_ops.allocate,mmap:MEMFS.stream_ops.mmap,msync:MEMFS.stream_ops.msync}},link:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,readlink:MEMFS.node_ops.readlink},stream:{}},chrdev:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:FS.chrdev_stream_ops}};var node=FS.createNode(parent,name,mode,dev);if(FS.isDir(node.mode)){node.node_ops=MEMFS.ops_table.dir.node;node.stream_ops=MEMFS.ops_table.dir.stream;node.contents={}}else if(FS.isFile(node.mode)){node.node_ops=MEMFS.ops_table.file.node;node.stream_ops=MEMFS.ops_table.file.stream;node.usedBytes=0;node.contents=null}else if(FS.isLink(node.mode)){node.node_ops=MEMFS.ops_table.link.node;node.stream_ops=MEMFS.ops_table.link.stream}else if(FS.isChrdev(node.mode)){node.node_ops=MEMFS.ops_table.chrdev.node;node.stream_ops=MEMFS.ops_table.chrdev.stream}node.timestamp=Date.now();if(parent){parent.contents[name]=node;parent.timestamp=node.timestamp}return node},getFileDataAsTypedArray(node){if(!node.contents)return new Uint8Array(0);if(node.contents.subarray)return node.contents.subarray(0,node.usedBytes);return new Uint8Array(node.contents)},expandFileStorage(node,newCapacity){var prevCapacity=node.contents?node.contents.length:0;if(prevCapacity>=newCapacity)return;var CAPACITY_DOUBLING_MAX=1024*1024;newCapacity=Math.max(newCapacity,prevCapacity*(prevCapacity>>0);if(prevCapacity!=0)newCapacity=Math.max(newCapacity,256);var oldContents=node.contents;node.contents=new Uint8Array(newCapacity);if(node.usedBytes>0)node.contents.set(oldContents.subarray(0,node.usedBytes),0)},resizeFileStorage(node,newSize){if(node.usedBytes==newSize)return;if(newSize==0){node.contents=null;node.usedBytes=0}else{var oldContents=node.contents;node.contents=new Uint8Array(newSize);if(oldContents){node.contents.set(oldContents.subarray(0,Math.min(newSize,node.usedBytes)))}node.usedBytes=newSize}},node_ops:{getattr(node){var attr={};attr.dev=FS.isChrdev(node.mode)?node.id:1;attr.ino=node.id;attr.mode=node.mode;attr.nlink=1;attr.uid=0;attr.gid=0;attr.rdev=node.rdev;if(FS.isDir(node.mode)){attr.size=4096}else if(FS.isFile(node.mode)){attr.size=node.usedBytes}else if(FS.isLink(node.mode)){attr.size=node.link.length}else{attr.size=0}attr.atime=new Date(node.timestamp);attr.mtime=new Date(node.timestamp);attr.ctime=new Date(node.timestamp);attr.blksize=4096;attr.blocks=Math.ceil(attr.size/attr.blksize);return attr},setattr(node,attr){if(attr.mode!==undefined){node.mode=attr.mode}if(attr.timestamp!==undefined){node.timestamp=attr.timestamp}if(attr.size!==undefined){MEMFS.resizeFileStorage(node,attr.size)}},lookup(parent,name){throw FS.genericErrors[44]},mknod(parent,name,mode,dev){return MEMFS.createNode(parent,name,mode,dev)},rename(old_node,new_dir,new_name){if(FS.isDir(old_node.mode)){var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(new_node){for(var i in new_node.contents){throw new FS.ErrnoError(55)}}}delete old_node.parent.contents[old_node.name];old_node.parent.timestamp=Date.now();old_node.name=new_name;new_dir.contents[new_name]=old_node;new_dir.timestamp=old_node.parent.timestamp},unlink(parent,name){delete parent.contents[name];parent.timestamp=Date.now()},rmdir(parent,name){var node=FS.lookupNode(parent,name);for(var i in node.contents){throw new FS.ErrnoError(55)}delete parent.contents[name];parent.timestamp=Date.now()},readdir(node){var entries=[".",".."];for(var key of Object.keys(node.contents)){entries.push(key)}return entries},symlink(parent,newname,oldpath){var node=MEMFS.createNode(parent,newname,511|40960,0);node.link=oldpath;return node},readlink(node){if(!FS.isLink(node.mode)){throw new FS.ErrnoError(28)}return node.link}},stream_ops:{read(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=stream.node.usedBytes)return 0;var size=Math.min(stream.node.usedBytes-position,length);if(size>8&&contents.subarray){buffer.set(contents.subarray(position,position+size),offset)}else{for(var i=0;i0||position+length{var dep=!noRunDep?getUniqueRunDependency(`al ${url}`):"";readAsync(url,arrayBuffer=>{onload(new Uint8Array(arrayBuffer));if(dep)removeRunDependency(dep)},event=>{if(onerror){onerror()}else{throw`Loading data file "${url}" failed.`}});if(dep)addRunDependency(dep)};var FS_createDataFile=(parent,name,fileData,canRead,canWrite,canOwn)=>{FS.createDataFile(parent,name,fileData,canRead,canWrite,canOwn)};var preloadPlugins=Module["preloadPlugins"]||[];var FS_handledByPreloadPlugin=(byteArray,fullname,finish,onerror)=>{if(typeof Browser!="undefined")Browser.init();var handled=false;preloadPlugins.forEach(plugin=>{if(handled)return;if(plugin["canHandle"](fullname)){plugin["handle"](byteArray,fullname,finish,onerror);handled=true}});return handled};var FS_createPreloadedFile=(parent,name,url,canRead,canWrite,onload,onerror,dontCreateFile,canOwn,preFinish)=>{var fullname=name?PATH_FS.resolve(PATH.join2(parent,name)):parent;var dep=getUniqueRunDependency(`cp ${fullname}`);function processData(byteArray){function finish(byteArray){preFinish?.();if(!dontCreateFile){FS_createDataFile(parent,name,byteArray,canRead,canWrite,canOwn)}onload?.();removeRunDependency(dep)}if(FS_handledByPreloadPlugin(byteArray,fullname,finish,()=>{onerror?.();removeRunDependency(dep)})){return}finish(byteArray)}addRunDependency(dep);if(typeof url=="string"){asyncLoad(url,processData,onerror)}else{processData(url)}};var FS_modeStringToFlags=str=>{var flagModes={r:0,"r+":2,w:512|64|1,"w+":512|64|2,a:1024|64|1,"a+":1024|64|2};var flags=flagModes[str];if(typeof flags=="undefined"){throw new Error(`Unknown file open mode: ${str}`)}return flags};var FS_getMode=(canRead,canWrite)=>{var mode=0;if(canRead)mode|=292|73;if(canWrite)mode|=146;return mode};var ERRNO_CODES={EPERM:63,ENOENT:44,ESRCH:71,EINTR:27,EIO:29,ENXIO:60,E2BIG:1,ENOEXEC:45,EBADF:8,ECHILD:12,EAGAIN:6,EWOULDBLOCK:6,ENOMEM:48,EACCES:2,EFAULT:21,ENOTBLK:105,EBUSY:10,EEXIST:20,EXDEV:75,ENODEV:43,ENOTDIR:54,EISDIR:31,EINVAL:28,ENFILE:41,EMFILE:33,ENOTTY:59,ETXTBSY:74,EFBIG:22,ENOSPC:51,ESPIPE:70,EROFS:69,EMLINK:34,EPIPE:64,EDOM:18,ERANGE:68,ENOMSG:49,EIDRM:24,ECHRNG:106,EL2NSYNC:156,EL3HLT:107,EL3RST:108,ELNRNG:109,EUNATCH:110,ENOCSI:111,EL2HLT:112,EDEADLK:16,ENOLCK:46,EBADE:113,EBADR:114,EXFULL:115,ENOANO:104,EBADRQC:103,EBADSLT:102,EDEADLOCK:16,EBFONT:101,ENOSTR:100,ENODATA:116,ETIME:117,ENOSR:118,ENONET:119,ENOPKG:120,EREMOTE:121,ENOLINK:47,EADV:122,ESRMNT:123,ECOMM:124,EPROTO:65,EMULTIHOP:36,EDOTDOT:125,EBADMSG:9,ENOTUNIQ:126,EBADFD:127,EREMCHG:128,ELIBACC:129,ELIBBAD:130,ELIBSCN:131,ELIBMAX:132,ELIBEXEC:133,ENOSYS:52,ENOTEMPTY:55,ENAMETOOLONG:37,ELOOP:32,EOPNOTSUPP:138,EPFNOSUPPORT:139,ECONNRESET:15,ENOBUFS:42,EAFNOSUPPORT:5,EPROTOTYPE:67,ENOTSOCK:57,ENOPROTOOPT:50,ESHUTDOWN:140,ECONNREFUSED:14,EADDRINUSE:3,ECONNABORTED:13,ENETUNREACH:40,ENETDOWN:38,ETIMEDOUT:73,EHOSTDOWN:142,EHOSTUNREACH:23,EINPROGRESS:26,EALREADY:7,EDESTADDRREQ:17,EMSGSIZE:35,EPROTONOSUPPORT:66,ESOCKTNOSUPPORT:137,EADDRNOTAVAIL:4,ENETRESET:39,EISCONN:30,ENOTCONN:53,ETOOMANYREFS:141,EUSERS:136,EDQUOT:19,ESTALE:72,ENOTSUP:138,ENOMEDIUM:148,EILSEQ:25,EOVERFLOW:61,ECANCELED:11,ENOTRECOVERABLE:56,EOWNERDEAD:62,ESTRPIPE:135};var PROXYFS={mount(mount){return PROXYFS.createNode(null,"/",mount.opts.fs.lstat(mount.opts.root).mode,0)},createNode(parent,name,mode,dev){if(!FS.isDir(mode)&&!FS.isFile(mode)&&!FS.isLink(mode)){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}var node=FS.createNode(parent,name,mode);node.node_ops=PROXYFS.node_ops;node.stream_ops=PROXYFS.stream_ops;return node},realPath(node){var parts=[];while(node.parent!==node){parts.push(node.name);node=node.parent}parts.push(node.mount.opts.root);parts.reverse();return PATH.join(...parts)},node_ops:{getattr(node){var path=PROXYFS.realPath(node);var stat;try{stat=node.mount.opts.fs.lstat(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return{dev:stat.dev,ino:stat.ino,mode:stat.mode,nlink:stat.nlink,uid:stat.uid,gid:stat.gid,rdev:stat.rdev,size:stat.size,atime:stat.atime,mtime:stat.mtime,ctime:stat.ctime,blksize:stat.blksize,blocks:stat.blocks}},setattr(node,attr){var path=PROXYFS.realPath(node);try{if(attr.mode!==undefined){node.mount.opts.fs.chmod(path,attr.mode);node.mode=attr.mode}if(attr.timestamp!==undefined){var date=new Date(attr.timestamp);node.mount.opts.fs.utime(path,date,date)}if(attr.size!==undefined){node.mount.opts.fs.truncate(path,attr.size)}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},lookup(parent,name){try{var path=PATH.join2(PROXYFS.realPath(parent),name);var mode=parent.mount.opts.fs.lstat(path).mode;var node=PROXYFS.createNode(parent,name,mode);return node}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},mknod(parent,name,mode,dev){var node=PROXYFS.createNode(parent,name,mode,dev);var path=PROXYFS.realPath(node);try{if(FS.isDir(node.mode)){node.mount.opts.fs.mkdir(path,node.mode)}else{node.mount.opts.fs.writeFile(path,"",{mode:node.mode})}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return node},rename(oldNode,newDir,newName){var oldPath=PROXYFS.realPath(oldNode);var newPath=PATH.join2(PROXYFS.realPath(newDir),newName);try{oldNode.mount.opts.fs.rename(oldPath,newPath);oldNode.name=newName}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},unlink(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.unlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},rmdir(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.rmdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readdir(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},symlink(parent,newName,oldPath){var newPath=PATH.join2(PROXYFS.realPath(parent),newName);try{parent.mount.opts.fs.symlink(oldPath,newPath)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readlink(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}}},stream_ops:{open(stream){var path=PROXYFS.realPath(stream.node);try{stream.nfd=stream.node.mount.opts.fs.open(path,stream.flags)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},close(stream){try{stream.node.mount.opts.fs.close(stream.nfd)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},read(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.read(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},write(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.write(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},llseek(stream,offset,whence){var position=offset;if(whence===1){position+=stream.position}else if(whence===2){if(FS.isFile(stream.node.mode)){try{var stat=stream.node.node_ops.getattr(stream.node);position+=stat.size}catch(e){throw new FS.ErrnoError(ERRNO_CODES[e.code])}}}if(position<0){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}return position}}};var FS={root:null,mounts:[],devices:{},streams:[],nextInode:1,nameTable:null,currentPath:"/",initialized:false,ignorePermissions:true,ErrnoError:class{constructor(errno){this.name="ErrnoError";this.errno=errno}},genericErrors:{},filesystems:null,syncFSRequests:0,FSStream:class{constructor(){this.shared={}}get object(){return this.node}set object(val){this.node=val}get isRead(){return(this.flags&2097155)!==1}get isWrite(){return(this.flags&2097155)!==0}get isAppend(){return this.flags&1024}get flags(){return this.shared.flags}set flags(val){this.shared.flags=val}get position(){return this.shared.position}set position(val){this.shared.position=val}},FSNode:class{constructor(parent,name,mode,rdev){if(!parent){parent=this}this.parent=parent;this.mount=parent.mount;this.mounted=null;this.id=FS.nextInode++;this.name=name;this.mode=mode;this.node_ops={};this.stream_ops={};this.rdev=rdev;this.readMode=292|73;this.writeMode=146}get read(){return(this.mode&this.readMode)===this.readMode}set read(val){val?this.mode|=this.readMode:this.mode&=~this.readMode}get write(){return(this.mode&this.writeMode)===this.writeMode}set write(val){val?this.mode|=this.writeMode:this.mode&=~this.writeMode}get isFolder(){return FS.isDir(this.mode)}get isDevice(){return FS.isChrdev(this.mode)}},lookupPath(path,opts={}){path=PATH_FS.resolve(path);if(!path)return{path:"",node:null};var defaults={follow_mount:true,recurse_count:0};opts=Object.assign(defaults,opts);if(opts.recurse_count>8){throw new FS.ErrnoError(32)}var parts=path.split("/").filter(p=>!!p);var current=FS.root;var current_path="/";for(var i=0;i40){throw new FS.ErrnoError(32)}}}}return{path:current_path,node:current}},getPath(node){var path;while(true){if(FS.isRoot(node)){var mount=node.mount.mountpoint;if(!path)return mount;return mount[mount.length-1]!=="/"?`${mount}/${path}`:mount+path}path=path?`${node.name}/${path}`:node.name;node=node.parent}},hashName(parentid,name){var hash=0;for(var i=0;i>>0)%FS.nameTable.length},hashAddNode(node){var hash=FS.hashName(node.parent.id,node.name);node.name_next=FS.nameTable[hash];FS.nameTable[hash]=node},hashRemoveNode(node){var hash=FS.hashName(node.parent.id,node.name);if(FS.nameTable[hash]===node){FS.nameTable[hash]=node.name_next}else{var current=FS.nameTable[hash];while(current){if(current.name_next===node){current.name_next=node.name_next;break}current=current.name_next}}},lookupNode(parent,name){var errCode=FS.mayLookup(parent);if(errCode){throw new FS.ErrnoError(errCode)}var hash=FS.hashName(parent.id,name);for(var node=FS.nameTable[hash];node;node=node.name_next){var nodeName=node.name;if(node.parent.id===parent.id&&nodeName===name){return node}}return FS.lookup(parent,name)},createNode(parent,name,mode,rdev){var node=new FS.FSNode(parent,name,mode,rdev);FS.hashAddNode(node);return node},destroyNode(node){FS.hashRemoveNode(node)},isRoot(node){return node===node.parent},isMountpoint(node){return!!node.mounted},isFile(mode){return(mode&61440)===32768},isDir(mode){return(mode&61440)===16384},isLink(mode){return(mode&61440)===40960},isChrdev(mode){return(mode&61440)===8192},isBlkdev(mode){return(mode&61440)===24576},isFIFO(mode){return(mode&61440)===4096},isSocket(mode){return(mode&49152)===49152},flagsToPermissionString(flag){var perms=["r","w","rw"][flag&3];if(flag&512){perms+="w"}return perms},nodePermissions(node,perms){if(FS.ignorePermissions){return 0}if(perms.includes("r")&&!(node.mode&292)){return 2}else if(perms.includes("w")&&!(node.mode&146)){return 2}else if(perms.includes("x")&&!(node.mode&73)){return 2}return 0},mayLookup(dir){if(!FS.isDir(dir.mode))return 54;var errCode=FS.nodePermissions(dir,"x");if(errCode)return errCode;if(!dir.node_ops.lookup)return 2;return 0},mayCreate(dir,name){try{var node=FS.lookupNode(dir,name);return 20}catch(e){}return FS.nodePermissions(dir,"wx")},mayDelete(dir,name,isdir){var node;try{node=FS.lookupNode(dir,name)}catch(e){return e.errno}var errCode=FS.nodePermissions(dir,"wx");if(errCode){return errCode}if(isdir){if(!FS.isDir(node.mode)){return 54}if(FS.isRoot(node)||FS.getPath(node)===FS.cwd()){return 10}}else{if(FS.isDir(node.mode)){return 31}}return 0},mayOpen(node,flags){if(!node){return 44}if(FS.isLink(node.mode)){return 32}else if(FS.isDir(node.mode)){if(FS.flagsToPermissionString(flags)!=="r"||flags&512){return 31}}return FS.nodePermissions(node,FS.flagsToPermissionString(flags))},MAX_OPEN_FDS:4096,nextfd(){for(var fd=0;fd<=FS.MAX_OPEN_FDS;fd++){if(!FS.streams[fd]){return fd}}throw new FS.ErrnoError(33)},getStreamChecked(fd){var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}return stream},getStream:fd=>FS.streams[fd],createStream(stream,fd=-1){stream=Object.assign(new FS.FSStream,stream);if(fd==-1){fd=FS.nextfd()}stream.fd=fd;FS.streams[fd]=stream;return stream},closeStream(fd){FS.streams[fd]=null},dupStream(origStream,fd=-1){var stream=FS.createStream(origStream,fd);stream.stream_ops?.dup?.(stream);return stream},chrdev_stream_ops:{open(stream){var device=FS.getDevice(stream.node.rdev);stream.stream_ops=device.stream_ops;stream.stream_ops.open?.(stream)},llseek(){throw new FS.ErrnoError(70)}},major:dev=>dev>>8,minor:dev=>dev&255,makedev:(ma,mi)=>ma<<8|mi,registerDevice(dev,ops){FS.devices[dev]={stream_ops:ops}},getDevice:dev=>FS.devices[dev],getMounts(mount){var mounts=[];var check=[mount];while(check.length){var m=check.pop();mounts.push(m);check.push(...m.mounts)}return mounts},syncfs(populate,callback){if(typeof populate=="function"){callback=populate;populate=false}FS.syncFSRequests++;if(FS.syncFSRequests>1){err(`warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work`)}var mounts=FS.getMounts(FS.root.mount);var completed=0;function doCallback(errCode){FS.syncFSRequests--;return callback(errCode)}function done(errCode){if(errCode){if(!done.errored){done.errored=true;return doCallback(errCode)}return}if(++completed>=mounts.length){doCallback(null)}}mounts.forEach(mount=>{if(!mount.type.syncfs){return done(null)}mount.type.syncfs(mount,populate,done)})},mount(type,opts,mountpoint){var root=mountpoint==="/";var pseudo=!mountpoint;var node;if(root&&FS.root){throw new FS.ErrnoError(10)}else if(!root&&!pseudo){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});mountpoint=lookup.path;node=lookup.node;if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}if(!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}}var mount={type:type,opts:opts,mountpoint:mountpoint,mounts:[]};var mountRoot=type.mount(mount);mountRoot.mount=mount;mount.root=mountRoot;if(root){FS.root=mountRoot}else if(node){node.mounted=mount;if(node.mount){node.mount.mounts.push(mount)}}return mountRoot},unmount(mountpoint){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});if(!FS.isMountpoint(lookup.node)){throw new FS.ErrnoError(28)}var node=lookup.node;var mount=node.mounted;var mounts=FS.getMounts(mount);Object.keys(FS.nameTable).forEach(hash=>{var current=FS.nameTable[hash];while(current){var next=current.name_next;if(mounts.includes(current.mount)){FS.destroyNode(current)}current=next}});node.mounted=null;var idx=node.mount.mounts.indexOf(mount);node.mount.mounts.splice(idx,1)},lookup(parent,name){return parent.node_ops.lookup(parent,name)},mknod(path,mode,dev){var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);if(!name||name==="."||name===".."){throw new FS.ErrnoError(28)}var errCode=FS.mayCreate(parent,name);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.mknod){throw new FS.ErrnoError(63)}return parent.node_ops.mknod(parent,name,mode,dev)},create(path,mode){mode=mode!==undefined?mode:438;mode&=4095;mode|=32768;return FS.mknod(path,mode,0)},mkdir(path,mode){mode=mode!==undefined?mode:511;mode&=511|512;mode|=16384;return FS.mknod(path,mode,0)},mkdirTree(path,mode){var dirs=path.split("/");var d="";for(var i=0;iFS.currentPath,chdir(path){var lookup=FS.lookupPath(path,{follow:true});if(lookup.node===null){throw new FS.ErrnoError(44)}if(!FS.isDir(lookup.node.mode)){throw new FS.ErrnoError(54)}var errCode=FS.nodePermissions(lookup.node,"x");if(errCode){throw new FS.ErrnoError(errCode)}FS.currentPath=lookup.path},createDefaultDirectories(){FS.mkdir("/tmp");FS.mkdir("/home");FS.mkdir("/home/web_user")},createDefaultDevices(){FS.mkdir("/dev");FS.registerDevice(FS.makedev(1,3),{read:()=>0,write:(stream,buffer,offset,length,pos)=>length});FS.mkdev("/dev/null",FS.makedev(1,3));TTY.register(FS.makedev(5,0),TTY.default_tty_ops);TTY.register(FS.makedev(6,0),TTY.default_tty1_ops);FS.mkdev("/dev/tty",FS.makedev(5,0));FS.mkdev("/dev/tty1",FS.makedev(6,0));var randomBuffer=new Uint8Array(1024),randomLeft=0;var randomByte=()=>{if(randomLeft===0){randomLeft=randomFill(randomBuffer).byteLength}return randomBuffer[--randomLeft]};FS.createDevice("/dev","random",randomByte);FS.createDevice("/dev","urandom",randomByte);FS.mkdir("/dev/shm");FS.mkdir("/dev/shm/tmp")},createSpecialDirectories(){FS.mkdir("/proc");var proc_self=FS.mkdir("/proc/self");FS.mkdir("/proc/self/fd");FS.mount({mount(){var node=FS.createNode(proc_self,"fd",16384|511,73);node.node_ops={lookup(parent,name){var fd=+name;var stream=FS.getStreamChecked(fd);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}};return node}},{},"/proc/self/fd")},createStandardStreams(){if(Module["stdin"]){FS.createDevice("/dev","stdin",Module["stdin"])}else{FS.symlink("/dev/tty","/dev/stdin")}if(Module["stdout"]){FS.createDevice("/dev","stdout",null,Module["stdout"])}else{FS.symlink("/dev/tty","/dev/stdout")}if(Module["stderr"]){FS.createDevice("/dev","stderr",null,Module["stderr"])}else{FS.symlink("/dev/tty1","/dev/stderr")}var stdin=FS.open("/dev/stdin",0);var stdout=FS.open("/dev/stdout",1);var stderr=FS.open("/dev/stderr",1)},staticInit(){[44].forEach(code=>{FS.genericErrors[code]=new FS.ErrnoError(code);FS.genericErrors[code].stack=""});FS.nameTable=new Array(4096);FS.mount(MEMFS,{},"/");FS.createDefaultDirectories();FS.createDefaultDevices();FS.createSpecialDirectories();FS.filesystems={MEMFS:MEMFS,PROXYFS:PROXYFS}},init(input,output,error){FS.init.initialized=true;Module["stdin"]=input||Module["stdin"];Module["stdout"]=output||Module["stdout"];Module["stderr"]=error||Module["stderr"];FS.createStandardStreams()},quit(){FS.init.initialized=false;_fflush(0);for(var i=0;ithis.length-1||idx<0){return undefined}var chunkOffset=idx%this.chunkSize;var chunkNum=idx/this.chunkSize|0;return this.getter(chunkNum)[chunkOffset]}setDataGetter(getter){this.getter=getter}cacheLength(){var xhr=new XMLHttpRequest;xhr.open("HEAD",url,false);xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);var datalength=Number(xhr.getResponseHeader("Content-length"));var header;var hasByteServing=(header=xhr.getResponseHeader("Accept-Ranges"))&&header==="bytes";var usesGzip=(header=xhr.getResponseHeader("Content-Encoding"))&&header==="gzip";var chunkSize=1024*1024;if(!hasByteServing)chunkSize=datalength;var doXHR=(from,to)=>{if(from>to)throw new Error("invalid range ("+from+", "+to+") or no bytes requested!");if(to>datalength-1)throw new Error("only "+datalength+" bytes available! programmer error!");var xhr=new XMLHttpRequest;xhr.open("GET",url,false);if(datalength!==chunkSize)xhr.setRequestHeader("Range","bytes="+from+"-"+to);xhr.responseType="arraybuffer";if(xhr.overrideMimeType){xhr.overrideMimeType("text/plain; charset=x-user-defined")}xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);if(xhr.response!==undefined){return new Uint8Array(xhr.response||[])}return intArrayFromString(xhr.responseText||"",true)};var lazyArray=this;lazyArray.setDataGetter(chunkNum=>{var start=chunkNum*chunkSize;var end=(chunkNum+1)*chunkSize-1;end=Math.min(end,datalength-1);if(typeof lazyArray.chunks[chunkNum]=="undefined"){lazyArray.chunks[chunkNum]=doXHR(start,end)}if(typeof lazyArray.chunks[chunkNum]=="undefined")throw new Error("doXHR failed!");return lazyArray.chunks[chunkNum]});if(usesGzip||!datalength){chunkSize=datalength=1;datalength=this.getter(0).length;chunkSize=datalength;out("LazyFiles on gzip forces download of the whole file when length is accessed")}this._length=datalength;this._chunkSize=chunkSize;this.lengthKnown=true}get length(){if(!this.lengthKnown){this.cacheLength()}return this._length}get chunkSize(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}}if(typeof XMLHttpRequest!="undefined"){if(!ENVIRONMENT_IS_WORKER)throw"Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc";var lazyArray=new LazyUint8Array;var properties={isDevice:false,contents:lazyArray}}else{var properties={isDevice:false,url:url}}var node=FS.createFile(parent,name,properties,canRead,canWrite);if(properties.contents){node.contents=properties.contents}else if(properties.url){node.contents=null;node.url=properties.url}Object.defineProperties(node,{usedBytes:{get:function(){return this.contents.length}}});var stream_ops={};var keys=Object.keys(node.stream_ops);keys.forEach(key=>{var fn=node.stream_ops[key];stream_ops[key]=(...args)=>{FS.forceLoadFile(node);return fn(...args)}});function writeChunks(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=contents.length)return 0;var size=Math.min(contents.length-position,length);if(contents.slice){for(var i=0;i{FS.forceLoadFile(node);return writeChunks(stream,buffer,offset,length,position)};stream_ops.mmap=(stream,length,position,prot,flags)=>{FS.forceLoadFile(node);var ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}writeChunks(stream,HEAP8,ptr,length,position);return{ptr:ptr,allocated:true}};node.stream_ops=stream_ops;return node}};Module["FS"]=FS;var SOCKFS={mount(mount){Module["websocket"]=Module["websocket"]&&"object"===typeof Module["websocket"]?Module["websocket"]:{};Module["websocket"]._callbacks={};Module["websocket"]["on"]=function(event,callback){if("function"===typeof callback){this._callbacks[event]=callback}return this};Module["websocket"].emit=function(event,param){if("function"===typeof this._callbacks[event]){this._callbacks[event].call(this,param)}};return FS.createNode(null,"/",16384|511,0)},createSocket(family,type,protocol){type&=~526336;var streaming=type==1;if(streaming&&protocol&&protocol!=6){throw new FS.ErrnoError(66)}var sock={family:family,type:type,protocol:protocol,server:null,error:null,peers:{},pending:[],recv_queue:[],sock_ops:SOCKFS.websocket_sock_ops};var name=SOCKFS.nextname();var node=FS.createNode(SOCKFS.root,name,49152,0);node.sock=sock;var stream=FS.createStream({path:name,node:node,flags:2,seekable:false,stream_ops:SOCKFS.stream_ops});sock.stream=stream;return sock},getSocket(fd){var stream=FS.getStream(fd);if(!stream||!FS.isSocket(stream.node.mode)){return null}return stream.node.sock},stream_ops:{poll(stream){var sock=stream.node.sock;return sock.sock_ops.poll(sock)},ioctl(stream,request,varargs){var sock=stream.node.sock;return sock.sock_ops.ioctl(sock,request,varargs)},read(stream,buffer,offset,length,position){var sock=stream.node.sock;var msg=sock.sock_ops.recvmsg(sock,length);if(!msg){return 0}buffer.set(msg.buffer,offset);return msg.buffer.length},write(stream,buffer,offset,length,position){var sock=stream.node.sock;return sock.sock_ops.sendmsg(sock,buffer,offset,length)},close(stream){var sock=stream.node.sock;sock.sock_ops.close(sock)}},nextname(){if(!SOCKFS.nextname.current){SOCKFS.nextname.current=0}return"socket["+SOCKFS.nextname.current+++"]"},websocket_sock_ops:{createPeer(sock,addr,port){var ws;if(typeof addr=="object"){ws=addr;addr=null;port=null}if(ws){if(ws._socket){addr=ws._socket.remoteAddress;port=ws._socket.remotePort}else{var result=/ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url);if(!result){throw new Error("WebSocket URL must be in the format ws(s)://address:port")}addr=result[1];port=parseInt(result[2],10)}}else{try{var runtimeConfig=Module["websocket"]&&"object"===typeof Module["websocket"];var url="ws:#".replace("#","//");if(runtimeConfig){if("function"===typeof Module["websocket"]["url"]) { -url = Module["websocket"]["url"](...arguments); -}else if ("string" === typeof Module["websocket"]["url"]){url=Module["websocket"]["url"]}}if(url==="ws://"||url==="wss://"){var parts=addr.split("/");url=url+parts[0]+":"+port+"/"+parts.slice(1).join("/")}var subProtocols="binary";if(runtimeConfig){if("string"===typeof Module["websocket"]["subprotocol"]){subProtocols=Module["websocket"]["subprotocol"]}}var opts=undefined;if(subProtocols!=="null"){subProtocols=subProtocols.replace(/^ +| +$/g,"").split(/ *, */);opts=subProtocols}if(runtimeConfig&&null===Module["websocket"]["subprotocol"]){subProtocols="null";opts=undefined}var WebSocketConstructor;{WebSocketConstructor=WebSocket}if (Module['websocket']['decorator']) {WebSocketConstructor = Module['websocket']['decorator'](WebSocketConstructor);}ws = new WebSocketConstructor(url,opts);ws.binaryType="arraybuffer"}catch(e){throw new FS.ErrnoError(23)}}var peer={addr:addr,port:port,socket:ws,dgram_send_queue:[]};SOCKFS.websocket_sock_ops.addPeer(sock,peer);SOCKFS.websocket_sock_ops.handlePeerEvents(sock,peer);if(sock.type===2&&typeof sock.sport!="undefined"){peer.dgram_send_queue.push(new Uint8Array([255,255,255,255,"p".charCodeAt(0),"o".charCodeAt(0),"r".charCodeAt(0),"t".charCodeAt(0),(sock.sport&65280)>>8,sock.sport&255]))}return peer},getPeer(sock,addr,port){return sock.peers[addr+":"+port]},addPeer(sock,peer){sock.peers[peer.addr+":"+peer.port]=peer},removePeer(sock,peer){delete sock.peers[peer.addr+":"+peer.port]},handlePeerEvents(sock,peer){var first=true;var handleOpen=function(){Module["websocket"].emit("open",sock.stream.fd);try{var queued=peer.dgram_send_queue.shift();while(queued){peer.socket.send(queued);queued=peer.dgram_send_queue.shift()}}catch(e){peer.socket.close()}};function handleMessage(data){if(typeof data=="string"){var encoder=new TextEncoder;data=encoder.encode(data)}else{assert(data.byteLength!==undefined);if(data.byteLength==0){return}data=new Uint8Array(data)}var wasfirst=first;first=false;if(wasfirst&&data.length===10&&data[0]===255&&data[1]===255&&data[2]===255&&data[3]===255&&data[4]==="p".charCodeAt(0)&&data[5]==="o".charCodeAt(0)&&data[6]==="r".charCodeAt(0)&&data[7]==="t".charCodeAt(0)){var newport=data[8]<<8|data[9];SOCKFS.websocket_sock_ops.removePeer(sock,peer);peer.port=newport;SOCKFS.websocket_sock_ops.addPeer(sock,peer);return}sock.recv_queue.push({addr:peer.addr,port:peer.port,data:data});Module["websocket"].emit("message",sock.stream.fd)}if(ENVIRONMENT_IS_NODE){peer.socket.on("open",handleOpen);peer.socket.on("message",function(data,isBinary){if(!isBinary){return}handleMessage(new Uint8Array(data).buffer)});peer.socket.on("close",function(){Module["websocket"].emit("close",sock.stream.fd)});peer.socket.on("error",function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])})}else{peer.socket.onopen=handleOpen;peer.socket.onclose=function(){Module["websocket"].emit("close",sock.stream.fd)};peer.socket.onmessage=function peer_socket_onmessage(event){handleMessage(event.data)};peer.socket.onerror=function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])}}},poll(sock){if(sock.type===1&&sock.server){return sock.pending.length?64|1:0}var mask=0;var dest=sock.type===1?SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport):null;if(sock.recv_queue.length||!dest||dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=64|1}if(!dest||dest&&dest.socket.readyState===dest.socket.OPEN){mask|=4}if(dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=16}return mask},ioctl(sock,request,arg){switch(request){case 21531:var bytes=0;if(sock.recv_queue.length){bytes=sock.recv_queue[0].data.length}HEAP32[arg>>2]=bytes;return 0;default:return 28}},close(sock){if(sock.server){try{sock.server.close()}catch(e){}sock.server=null}var peers=Object.keys(sock.peers);for(var i=0;i{var socket=SOCKFS.getSocket(fd);if(!socket)throw new FS.ErrnoError(8);return socket};var inetPton4=str=>{var b=str.split(".");for(var i=0;i<4;i++){var tmp=Number(b[i]);if(isNaN(tmp))return null;b[i]=tmp}return(b[0]|b[1]<<8|b[2]<<16|b[3]<<24)>>>0};var jstoi_q=str=>parseInt(str);var inetPton6=str=>{var words;var w,offset,z;var valid6regx=/^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i;var parts=[];if(!valid6regx.test(str)){return null}if(str==="::"){return[0,0,0,0,0,0,0,0]}if(str.startsWith("::")){str=str.replace("::","Z:")}else{str=str.replace("::",":Z:")}if(str.indexOf(".")>0){str=str.replace(new RegExp("[.]","g"),":");words=str.split(":");words[words.length-4]=jstoi_q(words[words.length-4])+jstoi_q(words[words.length-3])*256;words[words.length-3]=jstoi_q(words[words.length-2])+jstoi_q(words[words.length-1])*256;words=words.slice(0,words.length-2)}else{words=str.split(":")}offset=0;z=0;for(w=0;w{switch(family){case 2:addr=inetPton4(addr);zeroMemory(sa,16);if(addrlen){HEAP32[addrlen>>2]=16}HEAP16[sa>>1]=family;HEAP32[sa+4>>2]=addr;HEAP16[sa+2>>1]=_htons(port);break;case 10:addr=inetPton6(addr);zeroMemory(sa,28);if(addrlen){HEAP32[addrlen>>2]=28}HEAP32[sa>>2]=family;HEAP32[sa+8>>2]=addr[0];HEAP32[sa+12>>2]=addr[1];HEAP32[sa+16>>2]=addr[2];HEAP32[sa+20>>2]=addr[3];HEAP16[sa+2>>1]=_htons(port);break;default:return 5}return 0};var DNS={address_map:{id:1,addrs:{},names:{}},lookup_name(name){var res=inetPton4(name);if(res!==null){return name}res=inetPton6(name);if(res!==null){return name}var addr;if(DNS.address_map.addrs[name]){addr=DNS.address_map.addrs[name]}else{var id=DNS.address_map.id++;assert(id<65535,"exceeded max address mappings of 65535");addr="172.29."+(id&255)+"."+(id&65280);DNS.address_map.names[addr]=name;DNS.address_map.addrs[name]=addr}return addr},lookup_addr(addr){if(DNS.address_map.names[addr]){return DNS.address_map.names[addr]}return null}};function ___syscall_accept4(fd,addr,addrlen,flags,d1,d2){try{var sock=getSocketFromFD(fd);var newsock=sock.sock_ops.accept(sock);if(addr){var errno=writeSockaddr(addr,newsock.family,DNS.lookup_name(newsock.daddr),newsock.dport,addrlen)}return newsock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var inetNtop4=addr=>(addr&255)+"."+(addr>>8&255)+"."+(addr>>16&255)+"."+(addr>>24&255);var inetNtop6=ints=>{var str="";var word=0;var longest=0;var lastzero=0;var zstart=0;var len=0;var i=0;var parts=[ints[0]&65535,ints[0]>>16,ints[1]&65535,ints[1]>>16,ints[2]&65535,ints[2]>>16,ints[3]&65535,ints[3]>>16];var hasipv4=true;var v4part="";for(i=0;i<5;i++){if(parts[i]!==0){hasipv4=false;break}}if(hasipv4){v4part=inetNtop4(parts[6]|parts[7]<<16);if(parts[5]===-1){str="::ffff:";str+=v4part;return str}if(parts[5]===0){str="::";if(v4part==="0.0.0.0")v4part="";if(v4part==="0.0.0.1")v4part="1";str+=v4part;return str}}for(word=0;word<8;word++){if(parts[word]===0){if(word-lastzero>1){len=0}lastzero=word;len++}if(len>longest){longest=len;zstart=word-longest+1}}for(word=0;word<8;word++){if(longest>1){if(parts[word]===0&&word>=zstart&&word{var family=HEAP16[sa>>1];var port=_ntohs(HEAPU16[sa+2>>1]);var addr;switch(family){case 2:if(salen!==16){return{errno:28}}addr=HEAP32[sa+4>>2];addr=inetNtop4(addr);break;case 10:if(salen!==28){return{errno:28}}addr=[HEAP32[sa+8>>2],HEAP32[sa+12>>2],HEAP32[sa+16>>2],HEAP32[sa+20>>2]];addr=inetNtop6(addr);break;default:return{errno:5}}return{family:family,addr:addr,port:port}};var getSocketAddress=(addrp,addrlen,allowNull)=>{if(allowNull&&addrp===0)return null;var info=readSockaddr(addrp,addrlen);if(info.errno)throw new FS.ErrnoError(info.errno);info.addr=DNS.lookup_addr(info.addr)||info.addr;return info};function ___syscall_bind(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.bind(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var SYSCALLS={DEFAULT_POLLMASK:5,calculateAt(dirfd,path,allowEmpty){if(PATH.isAbs(path)){return path}var dir;if(dirfd===-100){dir=FS.cwd()}else{var dirstream=SYSCALLS.getStreamFromFD(dirfd);dir=dirstream.path}if(path.length==0){if(!allowEmpty){throw new FS.ErrnoError(44)}return dir}return PATH.join2(dir,path)},doStat(func,path,buf){var stat=func(path);HEAP32[buf>>2]=stat.dev;HEAP32[buf+4>>2]=stat.mode;HEAPU32[buf+8>>2]=stat.nlink;HEAP32[buf+12>>2]=stat.uid;HEAP32[buf+16>>2]=stat.gid;HEAP32[buf+20>>2]=stat.rdev;tempI64=[stat.size>>>0,(tempDouble=stat.size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+24>>2]=tempI64[0],HEAP32[buf+28>>2]=tempI64[1];HEAP32[buf+32>>2]=4096;HEAP32[buf+36>>2]=stat.blocks;var atime=stat.atime.getTime();var mtime=stat.mtime.getTime();var ctime=stat.ctime.getTime();tempI64=[Math.floor(atime/1e3)>>>0,(tempDouble=Math.floor(atime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+40>>2]=tempI64[0],HEAP32[buf+44>>2]=tempI64[1];HEAPU32[buf+48>>2]=atime%1e3*1e3;tempI64=[Math.floor(mtime/1e3)>>>0,(tempDouble=Math.floor(mtime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+56>>2]=tempI64[0],HEAP32[buf+60>>2]=tempI64[1];HEAPU32[buf+64>>2]=mtime%1e3*1e3;tempI64=[Math.floor(ctime/1e3)>>>0,(tempDouble=Math.floor(ctime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+72>>2]=tempI64[0],HEAP32[buf+76>>2]=tempI64[1];HEAPU32[buf+80>>2]=ctime%1e3*1e3;tempI64=[stat.ino>>>0,(tempDouble=stat.ino,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+88>>2]=tempI64[0],HEAP32[buf+92>>2]=tempI64[1];return 0},doMsync(addr,stream,len,flags,offset){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}if(flags&2){return 0}var buffer=HEAPU8.slice(addr,addr+len);FS.msync(stream,buffer,offset,len,flags)},getStreamFromFD(fd){var stream=FS.getStreamChecked(fd);return stream},varargs:undefined,getStr(ptr){var ret=UTF8ToString(ptr);return ret}};function ___syscall_chdir(path){try{path=SYSCALLS.getStr(path);FS.chdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_chmod(path,mode){try{path=SYSCALLS.getStr(path);FS.chmod(path,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_connect(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.connect(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup(fd){try{var old=SYSCALLS.getStreamFromFD(fd);return FS.dupStream(old).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup3(fd,newfd,flags){try{var old=SYSCALLS.getStreamFromFD(fd);if(old.fd===newfd)return-28;var existing=FS.getStream(newfd);if(existing)FS.close(existing);return FS.dupStream(old,newfd).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_faccessat(dirfd,path,amode,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(amode&~7){return-28}var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;if(!node){return-44}var perms="";if(amode&4)perms+="r";if(amode&2)perms+="w";if(amode&1)perms+="x";if(perms&&FS.nodePermissions(node,perms)){return-2}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchmod(fd,mode){try{FS.fchmod(fd,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchown32(fd,owner,group){try{FS.fchown(fd,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchownat(dirfd,path,owner,group,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;flags=flags&~256;path=SYSCALLS.calculateAt(dirfd,path);(nofollow?FS.lchown:FS.chown)(path,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function syscallGetVarargI(){var ret=HEAP32[+SYSCALLS.varargs>>2];SYSCALLS.varargs+=4;return ret}var syscallGetVarargP=syscallGetVarargI;function ___syscall_fcntl64(fd,cmd,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(cmd){case 0:{var arg=syscallGetVarargI();if(arg<0){return-28}while(FS.streams[arg]){arg++}var newStream;newStream=FS.dupStream(stream,arg);return newStream.fd}case 1:case 2:return 0;case 3:return stream.flags;case 4:{var arg=syscallGetVarargI();stream.flags|=arg;return 0}case 12:{var arg=syscallGetVarargP();var offset=0;HEAP16[arg+offset>>1]=2;return 0}case 13:case 14:return 0}return-28}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fstat64(fd,buf){try{var stream=SYSCALLS.getStreamFromFD(fd);return SYSCALLS.doStat(FS.stat,stream.path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var convertI32PairToI53Checked=(lo,hi)=>hi+2097152>>>0<4194305-!!lo?(lo>>>0)+hi*4294967296:NaN;function ___syscall_ftruncate64(fd,length_low,length_high){var length=convertI32PairToI53Checked(length_low,length_high);try{if(isNaN(length))return 61;FS.ftruncate(fd,length);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var stringToUTF8=(str,outPtr,maxBytesToWrite)=>stringToUTF8Array(str,HEAPU8,outPtr,maxBytesToWrite);Module["stringToUTF8"]=stringToUTF8;function ___syscall_getcwd(buf,size){try{if(size===0)return-28;var cwd=FS.cwd();var cwdLengthInBytes=lengthBytesUTF8(cwd)+1;if(size>>0,(tempDouble=id,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos>>2]=tempI64[0],HEAP32[dirp+pos+4>>2]=tempI64[1];tempI64=[(idx+1)*struct_size>>>0,(tempDouble=(idx+1)*struct_size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos+8>>2]=tempI64[0],HEAP32[dirp+pos+12>>2]=tempI64[1];HEAP16[dirp+pos+16>>1]=280;HEAP8[dirp+pos+18]=type;stringToUTF8(name,dirp+pos+19,256);pos+=struct_size;idx+=1}FS.llseek(stream,idx*struct_size,0);return pos}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getpeername(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);if(!sock.daddr){return-53}var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.daddr),sock.dport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockname(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.saddr||"0.0.0.0"),sock.sport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockopt(fd,level,optname,optval,optlen,d1){try{var sock=getSocketFromFD(fd);if(level===1){if(optname===4){HEAP32[optval>>2]=sock.error;HEAP32[optlen>>2]=4;sock.error=null;return 0}}return-50}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_ioctl(fd,op,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(op){case 21509:{if(!stream.tty)return-59;return 0}case 21505:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcgets){var termios=stream.tty.ops.ioctl_tcgets(stream);var argp=syscallGetVarargP();HEAP32[argp>>2]=termios.c_iflag||0;HEAP32[argp+4>>2]=termios.c_oflag||0;HEAP32[argp+8>>2]=termios.c_cflag||0;HEAP32[argp+12>>2]=termios.c_lflag||0;for(var i=0;i<32;i++){HEAP8[argp+i+17]=termios.c_cc[i]||0}return 0}return 0}case 21510:case 21511:case 21512:{if(!stream.tty)return-59;return 0}case 21506:case 21507:case 21508:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcsets){var argp=syscallGetVarargP();var c_iflag=HEAP32[argp>>2];var c_oflag=HEAP32[argp+4>>2];var c_cflag=HEAP32[argp+8>>2];var c_lflag=HEAP32[argp+12>>2];var c_cc=[];for(var i=0;i<32;i++){c_cc.push(HEAP8[argp+i+17])}return stream.tty.ops.ioctl_tcsets(stream.tty,op,{c_iflag:c_iflag,c_oflag:c_oflag,c_cflag:c_cflag,c_lflag:c_lflag,c_cc:c_cc})}return 0}case 21519:{if(!stream.tty)return-59;var argp=syscallGetVarargP();HEAP32[argp>>2]=0;return 0}case 21520:{if(!stream.tty)return-59;return-28}case 21531:{var argp=syscallGetVarargP();return FS.ioctl(stream,op,argp)}case 21523:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tiocgwinsz){var winsize=stream.tty.ops.ioctl_tiocgwinsz(stream.tty);var argp=syscallGetVarargP();HEAP16[argp>>1]=winsize[0];HEAP16[argp+2>>1]=winsize[1]}return 0}case 21524:{if(!stream.tty)return-59;return 0}case 21515:{if(!stream.tty)return-59;return 0}default:return-28}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_listen(fd,backlog){try{var sock=getSocketFromFD(fd);sock.sock_ops.listen(sock,backlog);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_lstat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.lstat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_mkdirat(dirfd,path,mode){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);path=PATH.normalize(path);if(path[path.length-1]==="/")path=path.substr(0,path.length-1);FS.mkdir(path,mode,0);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_newfstatat(dirfd,path,buf,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;var allowEmpty=flags&4096;flags=flags&~6400;path=SYSCALLS.calculateAt(dirfd,path,allowEmpty);return SYSCALLS.doStat(nofollow?FS.lstat:FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_openat(dirfd,path,flags,varargs){SYSCALLS.varargs=varargs;try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);var mode=varargs?syscallGetVarargI():0;return FS.open(path,flags,mode).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var PIPEFS={BUCKET_BUFFER_SIZE:8192,mount(mount){return FS.createNode(null,"/",16384|511,0)},createPipe(){var pipe={buckets:[],refcnt:2};pipe.buckets.push({buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:0,roffset:0});var rName=PIPEFS.nextname();var wName=PIPEFS.nextname();var rNode=FS.createNode(PIPEFS.root,rName,4096,0);var wNode=FS.createNode(PIPEFS.root,wName,4096,0);rNode.pipe=pipe;wNode.pipe=pipe;var readableStream=FS.createStream({path:rName,node:rNode,flags:0,seekable:false,stream_ops:PIPEFS.stream_ops});rNode.stream=readableStream;var writableStream=FS.createStream({path:wName,node:wNode,flags:1,seekable:false,stream_ops:PIPEFS.stream_ops});wNode.stream=writableStream;return{readable_fd:readableStream.fd,writable_fd:writableStream.fd}},stream_ops:{poll(stream){var pipe=stream.node.pipe;if((stream.flags&2097155)===1){return 256|4}if(pipe.buckets.length>0){for(var i=0;i0){return 64|1}}}return 0},ioctl(stream,request,varargs){return 28},fsync(stream){return 28},read(stream,buffer,offset,length,position){var pipe=stream.node.pipe;var currentLength=0;for(var i=0;i=dataLen){currBucket.buffer.set(data,currBucket.offset);currBucket.offset+=dataLen;return dataLen}else if(freeBytesInCurrBuffer>0){currBucket.buffer.set(data.subarray(0,freeBytesInCurrBuffer),currBucket.offset);currBucket.offset+=freeBytesInCurrBuffer;data=data.subarray(freeBytesInCurrBuffer,data.byteLength)}var numBuckets=data.byteLength/PIPEFS.BUCKET_BUFFER_SIZE|0;var remElements=data.byteLength%PIPEFS.BUCKET_BUFFER_SIZE;for(var i=0;i0){var newBucket={buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:data.byteLength,roffset:0};pipe.buckets.push(newBucket);newBucket.buffer.set(data)}return dataLen},close(stream){var pipe=stream.node.pipe;pipe.refcnt--;if(pipe.refcnt===0){pipe.buckets=null}}},nextname(){if(!PIPEFS.nextname.current){PIPEFS.nextname.current=0}return"pipe["+PIPEFS.nextname.current+++"]"}};function ___syscall_pipe(fdPtr){try{if(fdPtr==0){throw new FS.ErrnoError(21)}var res=PIPEFS.createPipe();HEAP32[fdPtr>>2]=res.readable_fd;HEAP32[fdPtr+4>>2]=res.writable_fd;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_poll(fds,nfds,timeout){try{var nonzero=0;for(var i=0;i>2];var events=HEAP16[pollfd+4>>1];var mask=32;var stream=FS.getStream(fd);if(stream){mask=SYSCALLS.DEFAULT_POLLMASK;if (stream.stream_ops?.poll){mask=stream.stream_ops.poll(stream,-1)}}mask&=events|8|16;if(mask)nonzero++;HEAP16[pollfd+6>>1]=mask}return nonzero}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_readlinkat(dirfd,path,buf,bufsize){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(bufsize<=0)return-28;var ret=FS.readlink(path);var len=Math.min(bufsize,lengthBytesUTF8(ret));var endChar=HEAP8[buf+len];stringToUTF8(ret,buf,bufsize+1);HEAP8[buf+len]=endChar;return len}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_recvfrom(fd,buf,len,flags,addr,addrlen){try{var sock=getSocketFromFD(fd);var msg=sock.sock_ops.recvmsg(sock, len, typeof flags !== "undefined" ? flags : 0);if(!msg)return 0;if(addr){var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(msg.addr),msg.port,addrlen)}HEAPU8.set(msg.buffer,buf);return msg.buffer.byteLength}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_renameat(olddirfd,oldpath,newdirfd,newpath){try{oldpath=SYSCALLS.getStr(oldpath);newpath=SYSCALLS.getStr(newpath);oldpath=SYSCALLS.calculateAt(olddirfd,oldpath);newpath=SYSCALLS.calculateAt(newdirfd,newpath);FS.rename(oldpath,newpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_rmdir(path){try{path=SYSCALLS.getStr(path);FS.rmdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_sendto(fd,message,length,flags,addr,addr_len){try{var sock=getSocketFromFD(fd);var dest=getSocketAddress(addr,addr_len,true);if(!dest){return FS.write(sock.stream,HEAP8,message,length)}return sock.sock_ops.sendmsg(sock,HEAP8,message,length,dest.addr,dest.port)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_socket(domain,type,protocol){try{var sock=SOCKFS.createSocket(domain,type,protocol);return sock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_stat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_statfs64(path,size,buf){try{path=SYSCALLS.getStr(path);HEAP32[buf+4>>2]=4096;HEAP32[buf+40>>2]=4096;HEAP32[buf+8>>2]=1e6;HEAP32[buf+12>>2]=5e5;HEAP32[buf+16>>2]=5e5;HEAP32[buf+20>>2]=FS.nextInode;HEAP32[buf+24>>2]=1e6;HEAP32[buf+28>>2]=42;HEAP32[buf+44>>2]=2;HEAP32[buf+36>>2]=255;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_symlink(target,linkpath){try{target=SYSCALLS.getStr(target);linkpath=SYSCALLS.getStr(linkpath);FS.symlink(target,linkpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_unlinkat(dirfd,path,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(flags===0){FS.unlink(path)}else if(flags===512){FS.rmdir(path)}else{abort("Invalid flags passed to unlinkat")}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var readI53FromI64=ptr=>HEAPU32[ptr>>2]+HEAP32[ptr+4>>2]*4294967296;function ___syscall_utimensat(dirfd,path,times,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path,true);if(!times){var atime=Date.now();var mtime=atime}else{var seconds=readI53FromI64(times);var nanoseconds=HEAP32[times+8>>2];atime=seconds*1e3+nanoseconds/(1e3*1e3);times+=16;seconds=readI53FromI64(times);nanoseconds=HEAP32[times+8>>2];mtime=seconds*1e3+nanoseconds/(1e3*1e3)}FS.utime(path,atime,mtime);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var __abort_js=()=>{abort("")};var nowIsMonotonic=1;var __emscripten_get_now_is_monotonic=()=>nowIsMonotonic;var __emscripten_lookup_name=name=>{var nameString=UTF8ToString(name);return inetPton4(DNS.lookup_name(nameString))};var __emscripten_memcpy_js=(dest,src,num)=>HEAPU8.copyWithin(dest,src,src+num);var __emscripten_runtime_keepalive_clear=()=>{noExitRuntime=false;runtimeKeepaliveCounter=0};function __gmtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getUTCSeconds();HEAP32[tmPtr+4>>2]=date.getUTCMinutes();HEAP32[tmPtr+8>>2]=date.getUTCHours();HEAP32[tmPtr+12>>2]=date.getUTCDate();HEAP32[tmPtr+16>>2]=date.getUTCMonth();HEAP32[tmPtr+20>>2]=date.getUTCFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getUTCDay();var start=Date.UTC(date.getUTCFullYear(),0,1,0,0,0,0);var yday=(date.getTime()-start)/(1e3*60*60*24)|0;HEAP32[tmPtr+28>>2]=yday}var isLeapYear=year=>year%4===0&&(year%100!==0||year%400===0);var MONTH_DAYS_LEAP_CUMULATIVE=[0,31,60,91,121,152,182,213,244,274,305,335];var MONTH_DAYS_REGULAR_CUMULATIVE=[0,31,59,90,120,151,181,212,243,273,304,334];var ydayFromDate=date=>{var leap=isLeapYear(date.getFullYear());var monthDaysCumulative=leap?MONTH_DAYS_LEAP_CUMULATIVE:MONTH_DAYS_REGULAR_CUMULATIVE;var yday=monthDaysCumulative[date.getMonth()]+date.getDate()-1;return yday};function __localtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr+36>>2]=-(date.getTimezoneOffset()*60);var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dst=(summerOffset!=winterOffset&&date.getTimezoneOffset()==Math.min(winterOffset,summerOffset))|0;HEAP32[tmPtr+32>>2]=dst}var setTempRet0=val=>__emscripten_tempret_set(val);var __mktime_js=function(tmPtr){var ret=(()=>{var date=new Date(HEAP32[tmPtr+20>>2]+1900,HEAP32[tmPtr+16>>2],HEAP32[tmPtr+12>>2],HEAP32[tmPtr+8>>2],HEAP32[tmPtr+4>>2],HEAP32[tmPtr>>2],0);var dst=HEAP32[tmPtr+32>>2];var guessedOffset=date.getTimezoneOffset();var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dstOffset=Math.min(winterOffset,summerOffset);if(dst<0){HEAP32[tmPtr+32>>2]=Number(summerOffset!=winterOffset&&dstOffset==guessedOffset)}else if(dst>0!=(dstOffset==guessedOffset)){var nonDstOffset=Math.max(winterOffset,summerOffset);var trueOffset=dst>0?dstOffset:nonDstOffset;date.setTime(date.getTime()+(trueOffset-guessedOffset)*6e4)}HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getYear();var timeMs=date.getTime();if(isNaN(timeMs)){return-1}return timeMs/1e3})();return setTempRet0((tempDouble=ret,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)),ret>>>0};function __mmap_js(len,prot,flags,fd,offset_low,offset_high,allocated,addr){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);var res=FS.mmap(stream,len,offset,prot,flags);var ptr=res.ptr;HEAP32[allocated>>2]=res.allocated;HEAPU32[addr>>2]=ptr;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function __munmap_js(addr,len,prot,flags,fd,offset_low,offset_high){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{var stream=SYSCALLS.getStreamFromFD(fd);if(prot&2){SYSCALLS.doMsync(addr,stream,len,flags,offset)}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var timers={};var handleException=e=>{if(e instanceof ExitStatus||e=="unwind"){return EXITSTATUS}quit_(1,e)};var runtimeKeepaliveCounter=0;var keepRuntimeAlive=()=>noExitRuntime||runtimeKeepaliveCounter>0;var _proc_exit=code=>{EXITSTATUS=code;if(!keepRuntimeAlive()){Module["onExit"]?.(code);ABORT=true}quit_(code,new ExitStatus(code))};var exitJS=(status,implicit)=>{EXITSTATUS=status;if(!keepRuntimeAlive()){exitRuntime()}_proc_exit(status)};var _exit=exitJS;Module["_exit"]=_exit;var maybeExit=()=>{if(runtimeExited){return}if(!keepRuntimeAlive()){try{_exit(EXITSTATUS)}catch(e){handleException(e)}}};var callUserCallback=func=>{if(runtimeExited||ABORT){return}try{func();maybeExit()}catch(e){handleException(e)}};var _emscripten_get_now;_emscripten_get_now=()=>performance.now();var __setitimer_js=(which,timeout_ms)=>{if(timers[which]){clearTimeout(timers[which].id);delete timers[which]}if(!timeout_ms)return 0;var id=setTimeout(()=>{delete timers[which];callUserCallback(()=>__emscripten_timeout(which,_emscripten_get_now()))},timeout_ms);timers[which]={id:id,timeout_ms:timeout_ms};return 0};var __tzset_js=(timezone,daylight,std_name,dst_name)=>{var currentYear=(new Date).getFullYear();var winter=new Date(currentYear,0,1);var summer=new Date(currentYear,6,1);var winterOffset=winter.getTimezoneOffset();var summerOffset=summer.getTimezoneOffset();var stdTimezoneOffset=Math.max(winterOffset,summerOffset);HEAPU32[timezone>>2]=stdTimezoneOffset*60;HEAP32[daylight>>2]=Number(winterOffset!=summerOffset);var extractZone=date=>date.toLocaleTimeString(undefined,{hour12:false,timeZoneName:"short"}).split(" ")[1];var winterName=extractZone(winter);var summerName=extractZone(summer);if(summerOffsetDate.now();var getHeapMax=()=>2147483648;var _emscripten_get_heap_max=()=>getHeapMax();var growMemory=size=>{var b=wasmMemory.buffer;var pages=(size-b.byteLength+65535)/65536;try{wasmMemory.grow(pages);updateMemoryViews();return 1}catch(e){}};var _emscripten_resize_heap=requestedSize=>{var oldSize=HEAPU8.length;requestedSize>>>=0;var maxHeapSize=getHeapMax();if(requestedSize>maxHeapSize){return false}var alignUp=(x,multiple)=>x+(multiple-x%multiple)%multiple;for(var cutDown=1;cutDown<=4;cutDown*=2){var overGrownHeapSize=oldSize*(1+.2/cutDown);overGrownHeapSize=Math.min(overGrownHeapSize,requestedSize+100663296);var newSize=Math.min(maxHeapSize,alignUp(Math.max(requestedSize,overGrownHeapSize),65536));var replacement=growMemory(newSize);if(replacement){return true}}return false};var runtimeKeepalivePush=()=>{runtimeKeepaliveCounter+=1};var runtimeKeepalivePop=()=>{runtimeKeepaliveCounter-=1};var safeSetTimeout=(func,timeout)=>{runtimeKeepalivePush();return setTimeout(()=>{runtimeKeepalivePop();callUserCallback(func)},timeout)};var _emscripten_sleep=ms=>Asyncify.handleSleep(wakeUp=>safeSetTimeout(wakeUp,ms));Module["_emscripten_sleep"]=_emscripten_sleep;_emscripten_sleep.isAsync=true;var ENV = PHPLoader.ENV || {};var getExecutableName=()=>thisProgram||"./this.program";var getEnvStrings=()=>{if(!getEnvStrings.strings){var lang=(typeof navigator=="object"&&navigator.languages&&navigator.languages[0]||"C").replace("-","_")+".UTF-8";var env={USER:"web_user",LOGNAME:"web_user",PATH:"/",PWD:"/",HOME:"/home/web_user",LANG:lang,_:getExecutableName()};for(var x in ENV){if(ENV[x]===undefined)delete env[x];else env[x]=ENV[x]}var strings=[];for(var x in env){strings.push(`${x}=${env[x]}`)}getEnvStrings.strings=strings}return getEnvStrings.strings};var stringToAscii=(str,buffer)=>{for(var i=0;i{var bufSize=0;getEnvStrings().forEach((string,i)=>{var ptr=environ_buf+bufSize;HEAPU32[__environ+i*4>>2]=ptr;stringToAscii(string,ptr);bufSize+=string.length+1});return 0};var _environ_sizes_get=(penviron_count,penviron_buf_size)=>{var strings=getEnvStrings();HEAPU32[penviron_count>>2]=strings.length;var bufSize=0;strings.forEach(string=>bufSize+=string.length+1);HEAPU32[penviron_buf_size>>2]=bufSize;return 0};function _fd_close(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);FS.close(stream);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_fdstat_get(fd,pbuf){try{var rightsBase=0;var rightsInheriting=0;var flags=0;{var stream=SYSCALLS.getStreamFromFD(fd);var type=stream.tty?2:FS.isDir(stream.mode)?3:FS.isLink(stream.mode)?7:4}HEAP8[pbuf]=type;HEAP16[pbuf+2>>1]=flags;tempI64=[rightsBase>>>0,(tempDouble=rightsBase,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+8>>2]=tempI64[0],HEAP32[pbuf+12>>2]=tempI64[1];tempI64=[rightsInheriting>>>0,(tempDouble=rightsInheriting,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+16>>2]=tempI64[0],HEAP32[pbuf+20>>2]=tempI64[1];return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var doReadv=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.read(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(curr>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_seek(fd,offset_low,offset_high,whence,newOffset){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);FS.llseek(stream,offset,whence);tempI64=[stream.position>>>0,(tempDouble=stream.position,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[newOffset>>2]=tempI64[0],HEAP32[newOffset+4>>2]=tempI64[1];if(stream.getdents&&offset===0&&whence===0)stream.getdents=null;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var _fd_sync=function(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);return Asyncify.handleSleep(wakeUp=>{var mount=stream.node.mount;if(!mount.type.syncfs){wakeUp(0);return}mount.type.syncfs(mount,false,err=>{if(err){wakeUp(29);return}wakeUp(0)})})}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}};_fd_sync.isAsync=true;var doWritev=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.write(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(typeof offset!="undefined"){offset+=curr}}return ret};function _fd_write(fd,iov,iovcnt,pnum){try{var stream=SYSCALLS.getStreamFromFD(fd);var num=doWritev(stream,iov,iovcnt);HEAPU32[pnum>>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var _getaddrinfo=(node,service,hint,out)=>{var addr=0;var port=0;var flags=0;var family=0;var type=0;var proto=0;var ai;function allocaddrinfo(family,type,proto,canon,addr,port){var sa,salen,ai;var errno;salen=family===10?28:16;addr=family===10?inetNtop6(addr):inetNtop4(addr);sa=_malloc(salen);errno=writeSockaddr(sa,family,addr,port);assert(!errno);ai=_malloc(32);HEAP32[ai+4>>2]=family;HEAP32[ai+8>>2]=type;HEAP32[ai+12>>2]=proto;HEAPU32[ai+24>>2]=canon;HEAPU32[ai+20>>2]=sa;if(family===10){HEAP32[ai+16>>2]=28}else{HEAP32[ai+16>>2]=16}HEAP32[ai+28>>2]=0;return ai}if(hint){flags=HEAP32[hint>>2];family=HEAP32[hint+4>>2];type=HEAP32[hint+8>>2];proto=HEAP32[hint+12>>2]}if(type&&!proto){proto=type===2?17:6}if(!type&&proto){type=proto===17?2:1}if(proto===0){proto=6}if(type===0){type=1}if(!node&&!service){return-2}if(flags&~(1|2|4|1024|8|16|32)){return-1}if(hint!==0&&HEAP32[hint>>2]&2&&!node){return-1}if(flags&32){return-2}if(type!==0&&type!==1&&type!==2){return-7}if(family!==0&&family!==2&&family!==10){return-6}if(service){service=UTF8ToString(service);port=parseInt(service,10);if(isNaN(port)){if(flags&1024){return-2}return-8}}if(!node){if(family===0){family=2}if((flags&1)===0){if(family===2){addr=_htonl(2130706433)}else{addr=[0,0,0,1]}}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0}node=UTF8ToString(node);addr=inetPton4(node);if(addr!==null){if(family===0||family===2){family=2}else if(family===10&&flags&8){addr=[0,0,_htonl(65535),addr];family=10}else{return-2}}else{addr=inetPton6(node);if(addr!==null){if(family===0||family===10){family=10}else{return-2}}}if(addr!=null){ai=allocaddrinfo(family,type,proto,node,addr,port);HEAPU32[out>>2]=ai;return 0}if(flags&4){return-2}node=DNS.lookup_name(node);addr=inetPton4(node);if(family===0){family=2}else if(family===10){addr=[0,0,_htonl(65535),addr]}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0};var _getnameinfo=(sa,salen,node,nodelen,serv,servlen,flags)=>{var info=readSockaddr(sa,salen);if(info.errno){return-6}var port=info.port;var addr=info.addr;var overflowed=false;if(node&&nodelen){var lookup;if(flags&1||!(lookup=DNS.lookup_addr(addr))){if(flags&8){return-2}}else{addr=lookup}var numBytesWrittenExclNull=stringToUTF8(addr,node,nodelen);if(numBytesWrittenExclNull+1>=nodelen){overflowed=true}}if(serv&&servlen){port=""+port;var numBytesWrittenExclNull=stringToUTF8(port,serv,servlen);if(numBytesWrittenExclNull+1>=servlen){overflowed=true}}if(overflowed){return-12}return 0};var Protocols={list:[],map:{}};var _setprotoent=stayopen=>{function allocprotoent(name,proto,aliases){var nameBuf=_malloc(name.length+1);stringToAscii(name,nameBuf);var j=0;var length=aliases.length;var aliasListBuf=_malloc((length+1)*4);for(var i=0;i>2]=aliasBuf}HEAPU32[aliasListBuf+j>>2]=0;var pe=_malloc(12);HEAPU32[pe>>2]=nameBuf;HEAPU32[pe+4>>2]=aliasListBuf;HEAP32[pe+8>>2]=proto;return pe}var list=Protocols.list;var map=Protocols.map;if(list.length===0){var entry=allocprotoent("tcp",6,["TCP"]);list.push(entry);map["tcp"]=map["6"]=entry;entry=allocprotoent("udp",17,["UDP"]);list.push(entry);map["udp"]=map["17"]=entry}_setprotoent.index=0};var _getprotobyname=name=>{name=UTF8ToString(name);_setprotoent(true);var result=Protocols.map[name];return result};var _getprotobynumber=number=>{_setprotoent(true);var result=Protocols.map[number];return result};var stackAlloc=sz=>__emscripten_stack_alloc(sz);var stringToUTF8OnStack=str=>{var size=lengthBytesUTF8(str)+1;var ret=stackAlloc(size);stringToUTF8(str,ret,size);return ret};var allocateUTF8OnStack=stringToUTF8OnStack;var PHPWASM={init:function(){FS.mkdir("/internal");FS.mkdir("/internal/shared");FS.mkdir("/internal/shared/preload");PHPWASM.EventEmitter=ENVIRONMENT_IS_NODE?require("events").EventEmitter:class EventEmitter{constructor(){this.listeners={}}emit(eventName,data){if(this.listeners[eventName]){this.listeners[eventName].forEach(callback=>{callback(data)})}}once(eventName,callback){const self=this;function removedCallback(){callback(...arguments);self.removeListener(eventName,removedCallback)}this.on(eventName,removedCallback)}removeAllListeners(eventName){if(eventName){delete this.listeners[eventName]}else{this.listeners={}}}removeListener(eventName,callback){if(this.listeners[eventName]){const idx=this.listeners[eventName].indexOf(callback);if(idx!==-1){this.listeners[eventName].splice(idx,1)}}}};PHPWASM.child_proc_by_fd={};PHPWASM.child_proc_by_pid={};PHPWASM.input_devices={}},getAllWebSockets:function(sock){const webSockets=new Set;if(sock.server){sock.server.clients.forEach(ws=>{webSockets.add(ws)})}for(const peer of PHPWASM.getAllPeers(sock)){webSockets.add(peer.socket)}return Array.from(webSockets)},getAllPeers:function(sock){const peers=new Set;if(sock.server){sock.pending.filter(pending=>pending.peers).forEach(pending=>{for(const peer of Object.values(pending.peers)){peers.add(peer)}})}if(sock.peers){for(const peer of Object.values(sock.peers)){peers.add(peer)}}return Array.from(peers)},awaitData:function(ws){return PHPWASM.awaitEvent(ws,"message")},awaitConnection:function(ws){if(ws.OPEN===ws.readyState){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"open")},awaitClose:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"close")},awaitError:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"error")},awaitEvent:function(ws,event){let resolve;const listener=()=>{resolve()};const promise=new Promise(function(_resolve){resolve=_resolve;ws.once(event,listener)});const cancel=()=>{ws.removeListener(event,listener);setTimeout(resolve)};return[promise,cancel]},noop:function(){},spawnProcess:function(command,args,options){if(Module["spawnProcess"]){const spawnedPromise=Module["spawnProcess"](command,args,options);return Promise.resolve(spawnedPromise).then(function(spawned){if(!spawned||!spawned.on){throw new Error("spawnProcess() must return an EventEmitter but returned a different type.")}return spawned})}if(ENVIRONMENT_IS_NODE){return require("child_process").spawn(command,args,{...options,shell:true,stdio:["pipe","pipe","pipe"],timeout:100})}const e=new Error("popen(), proc_open() etc. are unsupported in the browser. Call php.setSpawnHandler() "+"and provide a callback to handle spawning processes, or disable a popen(), proc_open() "+"and similar functions via php.ini.");e.code="SPAWN_UNSUPPORTED";throw e},shutdownSocket:function(socketd,how){const sock=getSocketFromFD(socketd);const peer=Object.values(sock.peers)[0];if(!peer){return-1}try{peer.socket.close();SOCKFS.websocket_sock_ops.removePeer(sock,peer);return 0}catch(e){console.log("Socket shutdown error",e);return-1}}};function _js_create_input_device(deviceId){let dataBuffer=[];let dataCallback;const filename="proc_id_"+deviceId;const device=FS.createDevice("/dev",filename,function(){},function(byte){try{dataBuffer.push(byte);if(dataCallback){dataCallback(new Uint8Array(dataBuffer));dataBuffer=[]}}catch(e){console.error(e);throw e}});const devicePath="/dev/"+filename;PHPWASM.input_devices[deviceId]={devicePath:devicePath,onData:function(cb){dataCallback=cb;dataBuffer.forEach(function(data){cb(data)});dataBuffer.length=0}};return allocateUTF8OnStack(devicePath)}function _js_open_process(command,argsPtr,argsLength,descriptorsPtr,descriptorsLength,cwdPtr,cwdLength,envPtr,envLength){if(!command){return 1}const cmdstr=UTF8ToString(command);if(!cmdstr.length){return 0}let argsArray=[];if(argsLength){for(var i=0;i>2]))}}const cwdstr=cwdPtr?UTF8ToString(cwdPtr):null;let envObject=null;if(envLength){envObject={};for(var i=0;i>2]);const splitAt=envEntry.indexOf("=");if(splitAt===-1){continue}const key=envEntry.substring(0,splitAt);const value=envEntry.substring(splitAt+1);envObject[key]=value}}var std={};for(var i=0;i>2];std[HEAPU32[descriptorPtr>>2]]={child:HEAPU32[descriptorPtr+4>>2],parent:HEAPU32[descriptorPtr+8>>2]}}return Asyncify.handleSleep(async wakeUp=>{let cp;try{const options={};if(cwdstr!==null){options.cwd=cwdstr}if(envObject!==null){options.env=envObject}cp=PHPWASM.spawnProcess(cmdstr,argsArray,options);if(cp instanceof Promise){cp=await cp}}catch(e){if(e.code==="SPAWN_UNSUPPORTED"){wakeUp(1);return}console.error(e);wakeUp(1);throw e}const ProcInfo={pid:cp.pid,exited:false,stdinFd:std[0]?.child,stdinIsDevice:std[0]?.child in PHPWASM.input_devices,stdoutChildFd:std[1]?.child,stdoutParentFd:std[1]?.parent,stderrChildFd:std[2]?.child,stderrParentFd:std[2]?.parent,stdout:new PHPWASM.EventEmitter,stderr:new PHPWASM.EventEmitter};if(ProcInfo.stdoutChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutChildFd]=ProcInfo;if(ProcInfo.stderrChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrChildFd]=ProcInfo;if(ProcInfo.stdoutParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutParentFd]=ProcInfo;if(ProcInfo.stderrParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrParentFd]=ProcInfo;PHPWASM.child_proc_by_pid[ProcInfo.pid]=ProcInfo;cp.on("exit",function(code){ProcInfo.exitCode=code;ProcInfo.exited=true;ProcInfo.stdout.emit("data");ProcInfo.stderr.emit("data")});if(ProcInfo.stdoutChildFd){const stdoutStream=SYSCALLS.getStreamFromFD(ProcInfo.stdoutChildFd);let stdoutAt=0;cp.stdout.on("data",function(data){ProcInfo.stdout.emit("data",data);stdoutStream.stream_ops.write(stdoutStream,data,0,data.length,stdoutAt);stdoutAt+=data.length})}if(ProcInfo.stderrChildFd){const stderrStream=SYSCALLS.getStreamFromFD(ProcInfo.stderrChildFd);let stderrAt=0;cp.stderr.on("data",function(data){ProcInfo.stderr.emit("data",data);stderrStream.stream_ops.write(stderrStream,data,0,data.length,stderrAt);stderrAt+=data.length})}try{await new Promise((resolve,reject)=>{cp.on("spawn",resolve);cp.on("error",reject)})}catch(e){console.error(e);wakeUp(1);return}if(ProcInfo.stdinIsDevice){PHPWASM.input_devices[ProcInfo.stdinFd].onData(function(data){if(!data)return;if(typeof data==="number"){data=new Uint8Array([data])}const dataStr=new TextDecoder("utf-8").decode(data);cp.stdin.write(dataStr)});wakeUp(ProcInfo.pid);return}if(ProcInfo.stdinFd){const stdinStream=SYSCALLS.getStreamFromFD(ProcInfo.stdinFd);if(stdinStream.node){const CHUNK_SIZE=1024;const buffer=new Uint8Array(CHUNK_SIZE);let offset=0;while(true){const bytesRead=stdinStream.stream_ops.read(stdinStream,buffer,0,CHUNK_SIZE,offset);if(bytesRead===null||bytesRead===0){break}try{cp.stdin.write(buffer.subarray(0,bytesRead))}catch(e){console.error(e);return 1}if(bytesRead>2]=PHPWASM.child_proc_by_pid[pid].exitCode;return 1}return 0}function _js_waitpid(pid,exitCodePtr){if(!PHPWASM.child_proc_by_pid[pid]){return-1}return Asyncify.handleSleep(wakeUp=>{const poll=function(){if(PHPWASM.child_proc_by_pid[pid]?.exited){HEAPU32[exitCodePtr>>2]=PHPWASM.child_proc_by_pid[pid].exitCode;wakeUp(pid)}else{setTimeout(poll,50)}};poll()})}var arraySum=(array,index)=>{var sum=0;for(var i=0;i<=index;sum+=array[i++]){}return sum};var MONTH_DAYS_LEAP=[31,29,31,30,31,30,31,31,30,31,30,31];var MONTH_DAYS_REGULAR=[31,28,31,30,31,30,31,31,30,31,30,31];var addDays=(date,days)=>{var newDate=new Date(date.getTime());while(days>0){var leap=isLeapYear(newDate.getFullYear());var currentMonth=newDate.getMonth();var daysInCurrentMonth=(leap?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR)[currentMonth];if(days>daysInCurrentMonth-newDate.getDate()){days-=daysInCurrentMonth-newDate.getDate()+1;newDate.setDate(1);if(currentMonth<11){newDate.setMonth(currentMonth+1)}else{newDate.setMonth(0);newDate.setFullYear(newDate.getFullYear()+1)}}else{newDate.setDate(newDate.getDate()+days);return newDate}}return newDate};var writeArrayToMemory=(array,buffer)=>{HEAP8.set(array,buffer)};var _strftime=(s,maxsize,format,tm)=>{var tm_zone=HEAPU32[tm+40>>2];var date={tm_sec:HEAP32[tm>>2],tm_min:HEAP32[tm+4>>2],tm_hour:HEAP32[tm+8>>2],tm_mday:HEAP32[tm+12>>2],tm_mon:HEAP32[tm+16>>2],tm_year:HEAP32[tm+20>>2],tm_wday:HEAP32[tm+24>>2],tm_yday:HEAP32[tm+28>>2],tm_isdst:HEAP32[tm+32>>2],tm_gmtoff:HEAP32[tm+36>>2],tm_zone:tm_zone?UTF8ToString(tm_zone):""};var pattern=UTF8ToString(format);var EXPANSION_RULES_1={"%c":"%a %b %d %H:%M:%S %Y","%D":"%m/%d/%y","%F":"%Y-%m-%d","%h":"%b","%r":"%I:%M:%S %p","%R":"%H:%M","%T":"%H:%M:%S","%x":"%m/%d/%y","%X":"%H:%M:%S","%Ec":"%c","%EC":"%C","%Ex":"%m/%d/%y","%EX":"%H:%M:%S","%Ey":"%y","%EY":"%Y","%Od":"%d","%Oe":"%e","%OH":"%H","%OI":"%I","%Om":"%m","%OM":"%M","%OS":"%S","%Ou":"%u","%OU":"%U","%OV":"%V","%Ow":"%w","%OW":"%W","%Oy":"%y"};for(var rule in EXPANSION_RULES_1){pattern=pattern.replace(new RegExp(rule,"g"),EXPANSION_RULES_1[rule])}var WEEKDAYS=["Sunday","Monday","Tuesday","Wednesday","Thursday","Friday","Saturday"];var MONTHS=["January","February","March","April","May","June","July","August","September","October","November","December"];function leadingSomething(value,digits,character){var str=typeof value=="number"?value.toString():value||"";while(str.length0?1:0}var compare;if((compare=sgn(date1.getFullYear()-date2.getFullYear()))===0){if((compare=sgn(date1.getMonth()-date2.getMonth()))===0){compare=sgn(date1.getDate()-date2.getDate())}}return compare}function getFirstWeekStartDate(janFourth){switch(janFourth.getDay()){case 0:return new Date(janFourth.getFullYear()-1,11,29);case 1:return janFourth;case 2:return new Date(janFourth.getFullYear(),0,3);case 3:return new Date(janFourth.getFullYear(),0,2);case 4:return new Date(janFourth.getFullYear(),0,1);case 5:return new Date(janFourth.getFullYear()-1,11,31);case 6:return new Date(janFourth.getFullYear()-1,11,30)}}function getWeekBasedYear(date){var thisDate=addDays(new Date(date.tm_year+1900,0,1),date.tm_yday);var janFourthThisYear=new Date(thisDate.getFullYear(),0,4);var janFourthNextYear=new Date(thisDate.getFullYear()+1,0,4);var firstWeekStartThisYear=getFirstWeekStartDate(janFourthThisYear);var firstWeekStartNextYear=getFirstWeekStartDate(janFourthNextYear);if(compareByDay(firstWeekStartThisYear,thisDate)<=0){if(compareByDay(firstWeekStartNextYear,thisDate)<=0){return thisDate.getFullYear()+1}return thisDate.getFullYear()}return thisDate.getFullYear()-1}var EXPANSION_RULES_2={"%a":date=>WEEKDAYS[date.tm_wday].substring(0,3),"%A":date=>WEEKDAYS[date.tm_wday],"%b":date=>MONTHS[date.tm_mon].substring(0,3),"%B":date=>MONTHS[date.tm_mon],"%C":date=>{var year=date.tm_year+1900;return leadingNulls(year/100|0,2)},"%d":date=>leadingNulls(date.tm_mday,2),"%e":date=>leadingSomething(date.tm_mday,2," "),"%g":date=>getWeekBasedYear(date).toString().substring(2),"%G":getWeekBasedYear,"%H":date=>leadingNulls(date.tm_hour,2),"%I":date=>{var twelveHour=date.tm_hour;if(twelveHour==0)twelveHour=12;else if(twelveHour>12)twelveHour-=12;return leadingNulls(twelveHour,2)},"%j":date=>leadingNulls(date.tm_mday+arraySum(isLeapYear(date.tm_year+1900)?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,date.tm_mon-1),3),"%m":date=>leadingNulls(date.tm_mon+1,2),"%M":date=>leadingNulls(date.tm_min,2),"%n":()=>"\n","%p":date=>{if(date.tm_hour>=0&&date.tm_hour<12){return"AM"}return"PM"},"%S":date=>leadingNulls(date.tm_sec,2),"%t":()=>"\t","%u":date=>date.tm_wday||7,"%U":date=>{var days=date.tm_yday+7-date.tm_wday;return leadingNulls(Math.floor(days/7),2)},"%V":date=>{var val=Math.floor((date.tm_yday+7-(date.tm_wday+6)%7)/7);if((date.tm_wday+371-date.tm_yday-2)%7<=2){val++}if(!val){val=52;var dec31=(date.tm_wday+7-date.tm_yday-1)%7;if(dec31==4||dec31==5&&isLeapYear(date.tm_year%400-1)){val++}}else if(val==53){var jan1=(date.tm_wday+371-date.tm_yday)%7;if(jan1!=4&&(jan1!=3||!isLeapYear(date.tm_year)))val=1}return leadingNulls(val,2)},"%w":date=>date.tm_wday,"%W":date=>{var days=date.tm_yday+7-(date.tm_wday+6)%7;return leadingNulls(Math.floor(days/7),2)},"%y":date=>(date.tm_year+1900).toString().substring(2),"%Y":date=>date.tm_year+1900,"%z":date=>{var off=date.tm_gmtoff;var ahead=off>=0;off=Math.abs(off)/60;off=off/60*100+off%60;return(ahead?"+":"-")+String("0000"+off).slice(-4)},"%Z":date=>date.tm_zone,"%%":()=>"%"};pattern=pattern.replace(/%%/g,"\0\0");for(var rule in EXPANSION_RULES_2){if(pattern.includes(rule)){pattern=pattern.replace(new RegExp(rule,"g"),EXPANSION_RULES_2[rule](date))}}pattern=pattern.replace(/\0\0/g,"%");var bytes=intArrayFromString(pattern,false);if(bytes.length>maxsize){return 0}writeArrayToMemory(bytes,s);return bytes.length-1};var _strftime_l=(s,maxsize,format,tm,loc)=>_strftime(s,maxsize,format,tm);var _strptime=(buf,format,tm)=>{var pattern=UTF8ToString(format);var SPECIAL_CHARS="\\!@#$^&*()+=-[]/{}|:<>?,.";for(var i=0,ii=SPECIAL_CHARS.length;iEQUIVALENT_MATCHERS[c]||m).replace(/%(.)/g,(_,c)=>{let pat=DATE_PATTERNS[c];if(pat){capture.push(c);return`(${pat})`}else{return c}}).replace(/\s+/g,"\\s*");var matches=new RegExp("^"+pattern_out,"i").exec(UTF8ToString(buf));function initDate(){function fixup(value,min,max){return typeof value!="number"||isNaN(value)?min:value>=min?value<=max?value:max:min}return{year:fixup(HEAP32[tm+20>>2]+1900,1970,9999),month:fixup(HEAP32[tm+16>>2],0,11),day:fixup(HEAP32[tm+12>>2],1,31),hour:fixup(HEAP32[tm+8>>2],0,23),min:fixup(HEAP32[tm+4>>2],0,59),sec:fixup(HEAP32[tm>>2],0,59),gmtoff:0}}if(matches){var date=initDate();var value;var getMatch=symbol=>{var pos=capture.indexOf(symbol);if(pos>=0){return matches[pos+1]}return};if(value=getMatch("S")){date.sec=jstoi_q(value)}if(value=getMatch("M")){date.min=jstoi_q(value)}if(value=getMatch("H")){date.hour=jstoi_q(value)}else if(value=getMatch("I")){var hour=jstoi_q(value);if(value=getMatch("p")){hour+=value.toUpperCase()[0]==="P"?12:0}date.hour=hour}if(value=getMatch("Y")){date.year=jstoi_q(value)}else if(value=getMatch("y")){var year=jstoi_q(value);if(value=getMatch("C")){year+=jstoi_q(value)*100}else{year+=year<69?2e3:1900}date.year=year}if(value=getMatch("m")){date.month=jstoi_q(value)-1}else if(value=getMatch("b")){date.month=MONTH_NUMBERS[value.substring(0,3).toUpperCase()]||0}if(value=getMatch("d")){date.day=jstoi_q(value)}else if(value=getMatch("j")){var day=jstoi_q(value);var leapYear=isLeapYear(date.year);for(var month=0;month<12;++month){var daysUntilMonth=arraySum(leapYear?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,month-1);if(day<=daysUntilMonth+(leapYear?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR)[month]){date.day=day-daysUntilMonth}}}else if(value=getMatch("a")){var weekDay=value.substring(0,3).toUpperCase();if(value=getMatch("U")){var weekDayNumber=DAY_NUMBERS_SUN_FIRST[weekDay];var weekNumber=jstoi_q(value);var janFirst=new Date(date.year,0,1);var endDate;if(janFirst.getDay()===0){endDate=addDays(janFirst,weekDayNumber+7*(weekNumber-1))}else{endDate=addDays(janFirst,7-janFirst.getDay()+weekDayNumber+7*(weekNumber-1))}date.day=endDate.getDate();date.month=endDate.getMonth()}else if(value=getMatch("W")){var weekDayNumber=DAY_NUMBERS_MON_FIRST[weekDay];var weekNumber=jstoi_q(value);var janFirst=new Date(date.year,0,1);var endDate;if(janFirst.getDay()===1){endDate=addDays(janFirst,weekDayNumber+7*(weekNumber-1))}else{endDate=addDays(janFirst,7-janFirst.getDay()+1+weekDayNumber+7*(weekNumber-1))}date.day=endDate.getDate();date.month=endDate.getMonth()}}if(value=getMatch("z")){if(value.toLowerCase()==="z"){date.gmtoff=0}else{var match=value.match(/^((?:\-|\+)\d\d):?(\d\d)?/);date.gmtoff=match[1]*3600;if(match[2]){date.gmtoff+=date.gmtoff>0?match[2]*60:-match[2]*60}}}var fullDate=new Date(date.year,date.month,date.day,date.hour,date.min,date.sec,0);HEAP32[tm>>2]=fullDate.getSeconds();HEAP32[tm+4>>2]=fullDate.getMinutes();HEAP32[tm+8>>2]=fullDate.getHours();HEAP32[tm+12>>2]=fullDate.getDate();HEAP32[tm+16>>2]=fullDate.getMonth();HEAP32[tm+20>>2]=fullDate.getFullYear()-1900;HEAP32[tm+24>>2]=fullDate.getDay();HEAP32[tm+28>>2]=arraySum(isLeapYear(fullDate.getFullYear())?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,fullDate.getMonth()-1)+fullDate.getDate()-1;HEAP32[tm+32>>2]=0;HEAP32[tm+36>>2]=date.gmtoff;return buf+intArrayFromString(matches[0]).length-1}return 0};function _wasm_setsockopt(socketd,level,optionName,optionValuePtr,optionLen){const optionValue=HEAPU8[optionValuePtr];const SOL_SOCKET=1;const SO_KEEPALIVE=9;const IPPROTO_TCP=6;const TCP_NODELAY=1;const isSupported=level===SOL_SOCKET&&optionName===SO_KEEPALIVE||level===IPPROTO_TCP&&optionName===TCP_NODELAY;if(!isSupported){console.warn(`Unsupported socket option: ${level}, ${optionName}, ${optionValue}`);return-1}const ws=PHPWASM.getAllWebSockets(socketd)[0];if(!ws){return-1}ws.setSocketOpt(level,optionName,optionValuePtr);return 0}var Asyncify={instrumentWasmImports(imports){var importPattern=/^(js_open_process|js_waitpid|js_process_status|js_create_input_device|wasm_setsockopt|wasm_shutdown|wasm_close|invoke_.*|__asyncjs__.*)$/;for(let[x,original]of Object.entries(imports)){if(typeof original=="function"){let isAsyncifyImport=original.isAsync||importPattern.test(x);if(isAsyncifyImport){imports[x]=original=new WebAssembly.Suspending(original)}}}},instrumentWasmExports(exports){var exportPattern=/^(wasm_sleep|wasm_read|emscripten_sleep|wasm_sapi_handle_request|wasm_sapi_request_shutdown|wasm_poll_socket|wrap_select|__wrap_select|select|php_pollfd_for|fflush|wasm_popen|wasm_read|wasm_php_exec|run_cli|main|__main_argc_argv)$/;Asyncify.asyncExports=new Set;var ret={};for(let[x,original]of Object.entries(exports)){if(typeof original=="function"){let isAsyncifyExport=exportPattern.test(x);if(isAsyncifyExport){Asyncify.asyncExports.add(original);original=Asyncify.makeAsyncFunction(original)}ret[x]=(...args)=>original(...args)}else{ret[x]=original}}return ret},asyncExports:null,isAsyncExport(func){return Asyncify.asyncExports?.has(func)},handleAsync:async startAsync=>{runtimeKeepalivePush();try{return await startAsync()}finally{runtimeKeepalivePop()}},handleSleep(startAsync){return Asyncify.handleAsync(()=>new Promise(startAsync))},makeAsyncFunction(original){return WebAssembly.promising(original)}};var getCFunc=ident=>{var func=Module["_"+ident];return func};var stackSave=()=>_emscripten_stack_get_current();var stackRestore=val=>__emscripten_stack_restore(val);var ccall=(ident,returnType,argTypes,args,opts)=>{var toC={string:str=>{var ret=0;if(str!==null&&str!==undefined&&str!==0){ret=stringToUTF8OnStack(str)}return ret},array:arr=>{var ret=stackAlloc(arr.length);writeArrayToMemory(arr,ret);return ret}};function convertReturnValue(ret){if(returnType==="string"){return UTF8ToString(ret)}if(returnType==="boolean")return Boolean(ret);return ret}var func=getCFunc(ident);var cArgs=[];var stack=0;if(args){for(var i=0;iFS.unlink(path);var FS_createLazyFile=FS.createLazyFile;var FS_createDevice=FS.createDevice;FS.createPreloadedFile=FS_createPreloadedFile;FS.staticInit();Module["FS_createPath"]=FS.createPath;Module["FS_createDataFile"]=FS.createDataFile;Module["FS_createPreloadedFile"]=FS.createPreloadedFile;Module["FS_unlink"]=FS.unlink;Module["FS_createLazyFile"]=FS.createLazyFile;Module["FS_createDevice"]=FS.createDevice;PHPWASM.init();var wasmImports={__assert_fail:___assert_fail,__asyncjs__js_fd_read:__asyncjs__js_fd_read,__asyncjs__js_module_onMessage:__asyncjs__js_module_onMessage,__asyncjs__js_popen_to_file:__asyncjs__js_popen_to_file,__asyncjs__wasm_poll_socket:__asyncjs__wasm_poll_socket,__call_sighandler:___call_sighandler,__syscall_accept4:___syscall_accept4,__syscall_bind:___syscall_bind,__syscall_chdir:___syscall_chdir,__syscall_chmod:___syscall_chmod,__syscall_connect:___syscall_connect,__syscall_dup:___syscall_dup,__syscall_dup3:___syscall_dup3,__syscall_faccessat:___syscall_faccessat,__syscall_fchmod:___syscall_fchmod,__syscall_fchown32:___syscall_fchown32,__syscall_fchownat:___syscall_fchownat,__syscall_fcntl64:___syscall_fcntl64,__syscall_fstat64:___syscall_fstat64,__syscall_ftruncate64:___syscall_ftruncate64,__syscall_getcwd:___syscall_getcwd,__syscall_getdents64:___syscall_getdents64,__syscall_getpeername:___syscall_getpeername,__syscall_getsockname:___syscall_getsockname,__syscall_getsockopt:___syscall_getsockopt,__syscall_ioctl:___syscall_ioctl,__syscall_listen:___syscall_listen,__syscall_lstat64:___syscall_lstat64,__syscall_mkdirat:___syscall_mkdirat,__syscall_newfstatat:___syscall_newfstatat,__syscall_openat:___syscall_openat,__syscall_pipe:___syscall_pipe,__syscall_poll:___syscall_poll,__syscall_readlinkat:___syscall_readlinkat,__syscall_recvfrom:___syscall_recvfrom,__syscall_renameat:___syscall_renameat,__syscall_rmdir:___syscall_rmdir,__syscall_sendto:___syscall_sendto,__syscall_socket:___syscall_socket,__syscall_stat64:___syscall_stat64,__syscall_statfs64:___syscall_statfs64,__syscall_symlink:___syscall_symlink,__syscall_unlinkat:___syscall_unlinkat,__syscall_utimensat:___syscall_utimensat,_abort_js:__abort_js,_emscripten_get_now_is_monotonic:__emscripten_get_now_is_monotonic,_emscripten_lookup_name:__emscripten_lookup_name,_emscripten_memcpy_js:__emscripten_memcpy_js,_emscripten_runtime_keepalive_clear:__emscripten_runtime_keepalive_clear,_gmtime_js:__gmtime_js,_localtime_js:__localtime_js,_mktime_js:__mktime_js,_mmap_js:__mmap_js,_munmap_js:__munmap_js,_setitimer_js:__setitimer_js,_tzset_js:__tzset_js,emscripten_date_now:_emscripten_date_now,emscripten_get_heap_max:_emscripten_get_heap_max,emscripten_get_now:_emscripten_get_now,emscripten_resize_heap:_emscripten_resize_heap,emscripten_sleep:_emscripten_sleep,environ_get:_environ_get,environ_sizes_get:_environ_sizes_get,exit:_exit,fd_close:_fd_close,fd_fdstat_get:_fd_fdstat_get,fd_read:_fd_read,fd_seek:_fd_seek,fd_sync:_fd_sync,fd_write:_fd_write,getaddrinfo:_getaddrinfo,getnameinfo:_getnameinfo,getprotobyname:_getprotobyname,getprotobynumber:_getprotobynumber,js_create_input_device:_js_create_input_device,js_open_process:_js_open_process,js_process_status:_js_process_status,js_waitpid:_js_waitpid,proc_exit:_proc_exit,strftime:_strftime,strftime_l:_strftime_l,strptime:_strptime,wasm_setsockopt:_wasm_setsockopt};var wasmExports=createWasm();var ___wasm_call_ctors=()=>(___wasm_call_ctors=wasmExports["__wasm_call_ctors"])();var _malloc=a0=>(_malloc=wasmExports["malloc"])(a0);var _wasm_sleep=Module["_wasm_sleep"]=a0=>(_wasm_sleep=Module["_wasm_sleep"]=wasmExports["wasm_sleep"])(a0);var _ntohs=a0=>(_ntohs=wasmExports["ntohs"])(a0);var _htons=a0=>(_htons=wasmExports["htons"])(a0);var _htonl=a0=>(_htonl=wasmExports["htonl"])(a0);var _wasm_read=Module["_wasm_read"]=(a0,a1,a2)=>(_wasm_read=Module["_wasm_read"]=wasmExports["wasm_read"])(a0,a1,a2);var _fflush=a0=>(_fflush=wasmExports["fflush"])(a0);var _wasm_popen=Module["_wasm_popen"]=(a0,a1)=>(_wasm_popen=Module["_wasm_popen"]=wasmExports["wasm_popen"])(a0,a1);var _wasm_php_exec=Module["_wasm_php_exec"]=(a0,a1,a2,a3)=>(_wasm_php_exec=Module["_wasm_php_exec"]=wasmExports["wasm_php_exec"])(a0,a1,a2,a3);var _php_pollfd_for=Module["_php_pollfd_for"]=(a0,a1,a2)=>(_php_pollfd_for=Module["_php_pollfd_for"]=wasmExports["php_pollfd_for"])(a0,a1,a2);var 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readAsync,readBinary;if(ENVIRONMENT_IS_WEB||ENVIRONMENT_IS_WORKER){if(ENVIRONMENT_IS_WORKER){scriptDirectory=self.location.href}else if(typeof document!="undefined"&&document.currentScript){scriptDirectory=document.currentScript.src}if(scriptDirectory.startsWith("blob:")){scriptDirectory=""}else{scriptDirectory=scriptDirectory.substr(0,scriptDirectory.replace(/[?#].*/,"").lastIndexOf("/")+1)}{readAsync=async url=>{var response=await fetch(url,{credentials:"same-origin"});if(response.ok){return response.arrayBuffer()}throw new Error(response.status+" : "+response.url)}}}else{}var out=Module["print"]||console.log.bind(console);var err=Module["printErr"]||console.error.bind(console);Object.assign(Module,moduleOverrides);moduleOverrides=null;if(Module["arguments"])arguments_=Module["arguments"];if(Module["thisProgram"])thisProgram=Module["thisProgram"]; +if (Module["quit"]) quit_=Module["quit"];var wasmBinary=Module["wasmBinary"];var wasmMemory;var ABORT=false;var EXITSTATUS;function assert(condition,text){if(!condition){abort(text)}}var HEAP8,HEAPU8,HEAP16,HEAPU16,HEAP32,HEAPU32,HEAPF32,HEAPF64;function updateMemoryViews(){var b=wasmMemory.buffer;Module["HEAP8"]=HEAP8=new Int8Array(b);Module["HEAP16"]=HEAP16=new Int16Array(b);Module["HEAPU8"]=HEAPU8=new Uint8Array(b);Module["HEAPU16"]=HEAPU16=new Uint16Array(b);Module["HEAP32"]=HEAP32=new Int32Array(b);Module["HEAPU32"]=HEAPU32=new Uint32Array(b);Module["HEAPF32"]=HEAPF32=new Float32Array(b);Module["HEAPF64"]=HEAPF64=new Float64Array(b)}var __ATPRERUN__=[];var __ATINIT__=[];var __ATEXIT__=[];var __ATPOSTRUN__=[];var runtimeInitialized=false;var runtimeExited=false;function preRun(){if(Module["preRun"]){if(typeof Module["preRun"]=="function")Module["preRun"]=[Module["preRun"]];while(Module["preRun"].length){addOnPreRun(Module["preRun"].shift())}}callRuntimeCallbacks(__ATPRERUN__)}function initRuntime(){runtimeInitialized=true;SOCKFS.root=FS.mount(SOCKFS,{},null);if(!Module["noFSInit"]&&!FS.initialized)FS.init();FS.ignorePermissions=false;TTY.init();PIPEFS.root=FS.mount(PIPEFS,{},null);callRuntimeCallbacks(__ATINIT__)}function exitRuntime(){___funcs_on_exit();callRuntimeCallbacks(__ATEXIT__);FS.quit();TTY.shutdown();runtimeExited=true}function postRun(){if(Module["postRun"]){if(typeof Module["postRun"]=="function")Module["postRun"]=[Module["postRun"]];while(Module["postRun"].length){addOnPostRun(Module["postRun"].shift())}}callRuntimeCallbacks(__ATPOSTRUN__)}function addOnPreRun(cb){__ATPRERUN__.unshift(cb)}function addOnInit(cb){__ATINIT__.unshift(cb)}function addOnPostRun(cb){__ATPOSTRUN__.unshift(cb)}var runDependencies=0;var dependenciesFulfilled=null;function getUniqueRunDependency(id){return id}function addRunDependency(id){runDependencies++;Module["monitorRunDependencies"]?.(runDependencies)}function removeRunDependency(id){runDependencies--;Module["monitorRunDependencies"]?.(runDependencies);if(runDependencies==0){if(dependenciesFulfilled){var callback=dependenciesFulfilled;dependenciesFulfilled=null;callback()}}}function abort(what){Module["onAbort"]?.(what);what="Aborted("+what+")";err(what);ABORT=true;what+=". Build with -sASSERTIONS for more info.";if(runtimeInitialized){___trap()}var e=new WebAssembly.RuntimeError(what);throw e}var dataURIPrefix="data:application/octet-stream;base64,";var isDataURI=filename=>filename.startsWith(dataURIPrefix);function findWasmBinary(){var f=dependencyFilename;if(!isDataURI(f)){return locateFile(f)}return f}var wasmBinaryFile;function getBinarySync(file){if(file==wasmBinaryFile&&wasmBinary){return new Uint8Array(wasmBinary)}if(readBinary){return readBinary(file)}throw"both async and sync fetching of the wasm failed"}async function getWasmBinary(binaryFile){if(!wasmBinary){try{var response=await readAsync(binaryFile);return new Uint8Array(response)}catch{}}return getBinarySync(binaryFile)}async function instantiateArrayBuffer(binaryFile,imports){try{var binary=await getWasmBinary(binaryFile);var instance=await WebAssembly.instantiate(binary,imports);return instance}catch(reason){err(`failed to asynchronously prepare wasm: ${reason}`);abort(reason)}}async function instantiateAsync(binary,binaryFile,imports){if(!binary&&typeof WebAssembly.instantiateStreaming=="function"&&!isDataURI(binaryFile)&&typeof fetch=="function"){try{var response=fetch(binaryFile,{credentials:"same-origin"});var instantiationResult=await WebAssembly.instantiateStreaming(response,imports);return instantiationResult}catch(reason){err(`wasm streaming compile failed: ${reason}`);err("falling back to ArrayBuffer instantiation")}}return instantiateArrayBuffer(binaryFile,imports)}function getWasmImports(){Asyncify.instrumentWasmImports(wasmImports);return{env:wasmImports,wasi_snapshot_preview1:wasmImports}}async function createWasm(){function receiveInstance(instance,module){wasmExports=instance.exports;wasmExports=Asyncify.instrumentWasmExports(wasmExports);Module["wasmExports"]=wasmExports;wasmMemory=wasmExports["memory"];updateMemoryViews();addOnInit(wasmExports["__wasm_call_ctors"]);removeRunDependency("wasm-instantiate");return wasmExports}addRunDependency("wasm-instantiate");function receiveInstantiationResult(result){receiveInstance(result["instance"])}var info=getWasmImports();if(Module["instantiateWasm"]){try{return Module["instantiateWasm"](info,receiveInstance)}catch(e){err(`Module.instantiateWasm callback failed with error: ${e}`);return false}}wasmBinaryFile??=findWasmBinary();var result=await instantiateAsync(wasmBinary,wasmBinaryFile,info);receiveInstantiationResult(result);return result}var tempDouble;var tempI64;function __asyncjs__js_popen_to_file(command,mode,exitCodePtr){return Asyncify.handleAsync(async()=>{const returnCallback=resolver=>new Promise(resolver);if(!command)return 1;const cmdstr=UTF8ToString(command);if(!cmdstr.length)return 0;const modestr=UTF8ToString(mode);if(!modestr.length)return 0;if(modestr==="w"){console.error('popen($cmd, "w") is not implemented yet')}return returnCallback(async wakeUp=>{let cp;try{cp=PHPWASM.spawnProcess(cmdstr,[]);if(cp instanceof Promise){cp=await cp}}catch(e){console.error(e);if(e.code==="SPAWN_UNSUPPORTED"){return 1}throw e}const outByteArrays=[];cp.stdout.on("data",function(data){outByteArrays.push(data)});const outputPath="/tmp/popen_output";cp.on("exit",function(exitCode){const outBytes=new Uint8Array(outByteArrays.reduce((acc,curr)=>acc+curr.length,0));let offset=0;for(const byteArray of outByteArrays){outBytes.set(byteArray,offset);offset+=byteArray.length}FS.writeFile(outputPath,outBytes);HEAPU8[exitCodePtr]=exitCode;wakeUp(allocateUTF8OnStack(outputPath))})})})}__asyncjs__js_popen_to_file.sig="iiii";function __asyncjs__wasm_poll_socket(socketd,events,timeout){return Asyncify.handleAsync(async()=>{const returnCallback=resolver=>new Promise(resolver);const POLLIN=1;const POLLPRI=2;const POLLOUT=4;const POLLERR=8;const POLLHUP=16;const POLLNVAL=32;return returnCallback(wakeUp=>{const polls=[];if(socketd in PHPWASM.child_proc_by_fd){const procInfo=PHPWASM.child_proc_by_fd[socketd];if(procInfo.exited){wakeUp(0);return}polls.push(PHPWASM.awaitEvent(procInfo.stdout,"data"))}else if(FS.isSocket(FS.getStream(socketd)?.node.mode)){const sock=getSocketFromFD(socketd);if(!sock){wakeUp(0);return}const lookingFor=new Set;if(events&POLLIN||events&POLLPRI){if(sock.server){for(const client of sock.pending){if((client.recv_queue||[]).length>0){wakeUp(1);return}}}else if((sock.recv_queue||[]).length>0){wakeUp(1);return}}const webSockets=PHPWASM.getAllWebSockets(sock);if(!webSockets.length){wakeUp(0);return}for(const ws of webSockets){if(events&POLLIN||events&POLLPRI){polls.push(PHPWASM.awaitData(ws));lookingFor.add("POLLIN")}if(events&POLLOUT){polls.push(PHPWASM.awaitConnection(ws));lookingFor.add("POLLOUT")}if(events&POLLHUP){polls.push(PHPWASM.awaitClose(ws));lookingFor.add("POLLHUP")}if(events&POLLERR||events&POLLNVAL){polls.push(PHPWASM.awaitError(ws));lookingFor.add("POLLERR")}}}else{setTimeout(function(){wakeUp(1)},timeout);return}if(polls.length===0){console.warn("Unsupported poll event "+events+", defaulting to setTimeout().");setTimeout(function(){wakeUp(0)},timeout);return}const promises=polls.map(([promise])=>promise);const clearPolling=()=>polls.forEach(([,clear])=>clear());let awaken=false;let timeoutId;Promise.race(promises).then(function(results){if(!awaken){awaken=true;wakeUp(1);if(timeoutId){clearTimeout(timeoutId)}clearPolling()}});if(timeout!==-1){timeoutId=setTimeout(function(){if(!awaken){awaken=true;wakeUp(0);clearPolling()}},timeout)}})})}__asyncjs__wasm_poll_socket.sig="iiii";function __asyncjs__js_fd_read(fd,iov,iovcnt,pnum){return Asyncify.handleAsync(async()=>{const returnCallback=resolver=>new Promise(resolver);if(Asyncify?.State?.Normal===undefined||Asyncify?.state===Asyncify?.State?.Normal){var returnCode;var stream;let num=0;try{stream=SYSCALLS.getStreamFromFD(fd);const num=doReadv(stream,iov,iovcnt);HEAPU32[pnum>>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError")){throw e}if(e.errno!==6||!(stream?.fd in PHPWASM.child_proc_by_fd)){HEAPU32[pnum>>2]=0;return returnCode}}}return returnCallback(wakeUp=>{var retries=0;var interval=50;var timeout=5e3;var maxRetries=timeout/interval;function poll(){var returnCode;var stream;let num;try{stream=SYSCALLS.getStreamFromFD(fd);num=doReadv(stream,iov,iovcnt);returnCode=0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError")){console.error(e);throw e}returnCode=e.errno}const success=returnCode===0;const failure=++retries>maxRetries||!(fd in PHPWASM.child_proc_by_fd)||PHPWASM.child_proc_by_fd[fd]?.exited||FS.isClosed(stream);if(success){HEAPU32[pnum>>2]=num;wakeUp(0)}else if(failure){HEAPU32[pnum>>2]=0;wakeUp(returnCode===6?0:returnCode)}else{setTimeout(poll,interval)}}poll()})})}__asyncjs__js_fd_read.sig="iiiii";function __asyncjs__js_module_onMessage(data,response_buffer){return Asyncify.handleAsync(async()=>{if(Module["onMessage"]){const dataStr=UTF8ToString(data);return Module["onMessage"](dataStr).then(response=>{const responseBytes=typeof response==="string"?(new TextEncoder).encode(response):response;const responseSize=responseBytes.byteLength;const responsePtr=_malloc(responseSize+1);HEAPU8.set(responseBytes,responsePtr);HEAPU8[responsePtr+responseSize]=0;HEAPU8[response_buffer]=responsePtr;HEAPU8[response_buffer+1]=responsePtr>>8;HEAPU8[response_buffer+2]=responsePtr>>16;HEAPU8[response_buffer+3]=responsePtr>>24;return responseSize}).catch(e=>{console.error(e);return-1})}})}__asyncjs__js_module_onMessage.sig="iii";class ExitStatus{name="ExitStatus";constructor(status){this.message=`Program terminated with exit(${status})`;this.status=status}} +ExitStatus = class PHPExitStatus extends Error { +constructor(status) { + super(status); + this.name = "ExitStatus"; + this.message = "Program terminated with exit(" + status + ")"; + this.status = status; + } +};var callRuntimeCallbacks=callbacks=>{while(callbacks.length>0){callbacks.shift()(Module)}};var noExitRuntime=Module["noExitRuntime"]||false;var UTF8Decoder=typeof TextDecoder!="undefined"?new TextDecoder:undefined;var UTF8ArrayToString=(heapOrArray,idx=0,maxBytesToRead=NaN)=>{var endIdx=idx+maxBytesToRead;var endPtr=idx;while(heapOrArray[endPtr]&&!(endPtr>=endIdx))++endPtr;if(endPtr-idx>16&&heapOrArray.buffer&&UTF8Decoder){return UTF8Decoder.decode(heapOrArray.subarray(idx,endPtr))}var str="";while(idx>10,56320|ch&1023)}}return str};var UTF8ToString=(ptr,maxBytesToRead)=>ptr?UTF8ArrayToString(HEAPU8,ptr,maxBytesToRead):"";Module["UTF8ToString"]=UTF8ToString;var ___assert_fail=(condition,filename,line,func)=>abort(`Assertion failed: ${UTF8ToString(condition)}, at: `+[filename?UTF8ToString(filename):"unknown filename",line,func?UTF8ToString(func):"unknown function"]);var ___call_sighandler=(fp,sig)=>(a1=>dynCall_vi(fp,a1))(sig);var initRandomFill=()=>{if(typeof crypto=="object"&&typeof crypto["getRandomValues"]=="function"){return view=>crypto.getRandomValues(view)}else abort("initRandomDevice")};var randomFill=view=>(randomFill=initRandomFill())(view);var PATH={isAbs:path=>path.charAt(0)==="/",splitPath:filename=>{var splitPathRe=/^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/;return splitPathRe.exec(filename).slice(1)},normalizeArray:(parts,allowAboveRoot)=>{var up=0;for(var i=parts.length-1;i>=0;i--){var last=parts[i];if(last==="."){parts.splice(i,1)}else if(last===".."){parts.splice(i,1);up++}else if(up){parts.splice(i,1);up--}}if(allowAboveRoot){for(;up;up--){parts.unshift("..")}}return parts},normalize:path=>{var isAbsolute=PATH.isAbs(path),trailingSlash=path.substr(-1)==="/";path=PATH.normalizeArray(path.split("/").filter(p=>!!p),!isAbsolute).join("/");if(!path&&!isAbsolute){path="."}if(path&&trailingSlash){path+="/"}return(isAbsolute?"/":"")+path},dirname:path=>{var result=PATH.splitPath(path),root=result[0],dir=result[1];if(!root&&!dir){return"."}if(dir){dir=dir.substr(0,dir.length-1)}return root+dir},basename:path=>{if(path==="/")return"/";path=PATH.normalize(path);path=path.replace(/\/$/,"");var lastSlash=path.lastIndexOf("/");if(lastSlash===-1)return path;return path.substr(lastSlash+1)},join:(...paths)=>PATH.normalize(paths.join("/")),join2:(l,r)=>PATH.normalize(l+"/"+r)};var PATH_FS={resolve:(...args)=>{var resolvedPath="",resolvedAbsolute=false;for(var i=args.length-1;i>=-1&&!resolvedAbsolute;i--){var path=i>=0?args[i]:FS.cwd();if(typeof path!="string"){throw new TypeError("Arguments to path.resolve must be strings")}else if(!path){return""}resolvedPath=path+"/"+resolvedPath;resolvedAbsolute=PATH.isAbs(path)}resolvedPath=PATH.normalizeArray(resolvedPath.split("/").filter(p=>!!p),!resolvedAbsolute).join("/");return(resolvedAbsolute?"/":"")+resolvedPath||"."},relative:(from,to)=>{from=PATH_FS.resolve(from).substr(1);to=PATH_FS.resolve(to).substr(1);function trim(arr){var start=0;for(;start=0;end--){if(arr[end]!=="")break}if(start>end)return[];return arr.slice(start,end-start+1)}var fromParts=trim(from.split("/"));var toParts=trim(to.split("/"));var length=Math.min(fromParts.length,toParts.length);var samePartsLength=length;for(var i=0;i{var len=0;for(var i=0;i=55296&&c<=57343){len+=4;++i}else{len+=3}}return len};Module["lengthBytesUTF8"]=lengthBytesUTF8;var stringToUTF8Array=(str,heap,outIdx,maxBytesToWrite)=>{if(!(maxBytesToWrite>0))return 0;var startIdx=outIdx;var endIdx=outIdx+maxBytesToWrite-1;for(var i=0;i=55296&&u<=57343){var u1=str.charCodeAt(++i);u=65536+((u&1023)<<10)|u1&1023}if(u<=127){if(outIdx>=endIdx)break;heap[outIdx++]=u}else if(u<=2047){if(outIdx+1>=endIdx)break;heap[outIdx++]=192|u>>6;heap[outIdx++]=128|u&63}else if(u<=65535){if(outIdx+2>=endIdx)break;heap[outIdx++]=224|u>>12;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}else{if(outIdx+3>=endIdx)break;heap[outIdx++]=240|u>>18;heap[outIdx++]=128|u>>12&63;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}}heap[outIdx]=0;return outIdx-startIdx};function intArrayFromString(stringy,dontAddNull,length){var len=length>0?length:lengthBytesUTF8(stringy)+1;var u8array=new Array(len);var numBytesWritten=stringToUTF8Array(stringy,u8array,0,u8array.length);if(dontAddNull)u8array.length=numBytesWritten;return u8array}var FS_stdin_getChar=()=>{if(!FS_stdin_getChar_buffer.length){var result=null;if(typeof window!="undefined"&&typeof window.prompt=="function"){result=window.prompt("Input: ");if(result!==null){result+="\n"}}else{}if(!result){return null}FS_stdin_getChar_buffer=intArrayFromString(result,true)}return FS_stdin_getChar_buffer.shift()};var TTY={ttys:[],init(){},shutdown(){},register(dev,ops){TTY.ttys[dev]={input:[],output:[],ops};FS.registerDevice(dev,TTY.stream_ops)},stream_ops:{open(stream){var tty=TTY.ttys[stream.node.rdev];if(!tty){throw new FS.ErrnoError(43)}stream.tty=tty;stream.seekable=false},close(stream){stream.tty.ops.fsync(stream.tty)},fsync(stream){stream.tty.ops.fsync(stream.tty)},read(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.get_char){throw new FS.ErrnoError(60)}var bytesRead=0;for(var i=0;i0){out(UTF8ArrayToString(tty.output));tty.output=[]}},ioctl_tcgets(tty){return{c_iflag:25856,c_oflag:5,c_cflag:191,c_lflag:35387,c_cc:[3,28,127,21,4,0,1,0,17,19,26,0,18,15,23,22,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]}},ioctl_tcsets(tty,optional_actions,data){return 0},ioctl_tiocgwinsz(tty){return[24,80]}},default_tty1_ops:{put_char(tty,val){if(val===null||val===10){err(UTF8ArrayToString(tty.output));tty.output=[]}else{if(val!=0)tty.output.push(val)}},fsync(tty){if(tty.output&&tty.output.length>0){err(UTF8ArrayToString(tty.output));tty.output=[]}}}};var zeroMemory=(address,size)=>{HEAPU8.fill(0,address,address+size)};var alignMemory=(size,alignment)=>Math.ceil(size/alignment)*alignment;var mmapAlloc=size=>{size=alignMemory(size,65536);var ptr=_emscripten_builtin_memalign(65536,size);if(ptr)zeroMemory(ptr,size);return ptr};var MEMFS={ops_table:null,mount(mount){return MEMFS.createNode(null,"/",16895,0)},createNode(parent,name,mode,dev){if(FS.isBlkdev(mode)||FS.isFIFO(mode)){throw new FS.ErrnoError(63)}MEMFS.ops_table||={dir:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,lookup:MEMFS.node_ops.lookup,mknod:MEMFS.node_ops.mknod,rename:MEMFS.node_ops.rename,unlink:MEMFS.node_ops.unlink,rmdir:MEMFS.node_ops.rmdir,readdir:MEMFS.node_ops.readdir,symlink:MEMFS.node_ops.symlink},stream:{llseek:MEMFS.stream_ops.llseek}},file:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:{llseek:MEMFS.stream_ops.llseek,read:MEMFS.stream_ops.read,write:MEMFS.stream_ops.write,allocate:MEMFS.stream_ops.allocate,mmap:MEMFS.stream_ops.mmap,msync:MEMFS.stream_ops.msync}},link:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,readlink:MEMFS.node_ops.readlink},stream:{}},chrdev:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:FS.chrdev_stream_ops}};var node=FS.createNode(parent,name,mode,dev);if(FS.isDir(node.mode)){node.node_ops=MEMFS.ops_table.dir.node;node.stream_ops=MEMFS.ops_table.dir.stream;node.contents={}}else if(FS.isFile(node.mode)){node.node_ops=MEMFS.ops_table.file.node;node.stream_ops=MEMFS.ops_table.file.stream;node.usedBytes=0;node.contents=null}else if(FS.isLink(node.mode)){node.node_ops=MEMFS.ops_table.link.node;node.stream_ops=MEMFS.ops_table.link.stream}else if(FS.isChrdev(node.mode)){node.node_ops=MEMFS.ops_table.chrdev.node;node.stream_ops=MEMFS.ops_table.chrdev.stream}node.atime=node.mtime=node.ctime=Date.now();if(parent){parent.contents[name]=node;parent.atime=parent.mtime=parent.ctime=node.atime}return node},getFileDataAsTypedArray(node){if(!node.contents)return new Uint8Array(0);if(node.contents.subarray)return node.contents.subarray(0,node.usedBytes);return new Uint8Array(node.contents)},expandFileStorage(node,newCapacity){var prevCapacity=node.contents?node.contents.length:0;if(prevCapacity>=newCapacity)return;var CAPACITY_DOUBLING_MAX=1024*1024;newCapacity=Math.max(newCapacity,prevCapacity*(prevCapacity>>0);if(prevCapacity!=0)newCapacity=Math.max(newCapacity,256);var oldContents=node.contents;node.contents=new Uint8Array(newCapacity);if(node.usedBytes>0)node.contents.set(oldContents.subarray(0,node.usedBytes),0)},resizeFileStorage(node,newSize){if(node.usedBytes==newSize)return;if(newSize==0){node.contents=null;node.usedBytes=0}else{var oldContents=node.contents;node.contents=new Uint8Array(newSize);if(oldContents){node.contents.set(oldContents.subarray(0,Math.min(newSize,node.usedBytes)))}node.usedBytes=newSize}},node_ops:{getattr(node){var attr={};attr.dev=FS.isChrdev(node.mode)?node.id:1;attr.ino=node.id;attr.mode=node.mode;attr.nlink=1;attr.uid=0;attr.gid=0;attr.rdev=node.rdev;if(FS.isDir(node.mode)){attr.size=4096}else if(FS.isFile(node.mode)){attr.size=node.usedBytes}else if(FS.isLink(node.mode)){attr.size=node.link.length}else{attr.size=0}attr.atime=new Date(node.atime);attr.mtime=new Date(node.mtime);attr.ctime=new Date(node.ctime);attr.blksize=4096;attr.blocks=Math.ceil(attr.size/attr.blksize);return attr},setattr(node,attr){for(const key of["mode","atime","mtime","ctime"]){if(attr[key]){node[key]=attr[key]}}if(attr.size!==undefined){MEMFS.resizeFileStorage(node,attr.size)}},lookup(parent,name){throw MEMFS.doesNotExistError},mknod(parent,name,mode,dev){return MEMFS.createNode(parent,name,mode,dev)},rename(old_node,new_dir,new_name){var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(new_node){if(FS.isDir(old_node.mode)){for(var i in new_node.contents){throw new FS.ErrnoError(55)}}FS.hashRemoveNode(new_node)}delete old_node.parent.contents[old_node.name];new_dir.contents[new_name]=old_node;old_node.name=new_name;new_dir.ctime=new_dir.mtime=old_node.parent.ctime=old_node.parent.mtime=Date.now()},unlink(parent,name){delete parent.contents[name];parent.ctime=parent.mtime=Date.now()},rmdir(parent,name){var node=FS.lookupNode(parent,name);for(var i in node.contents){throw new FS.ErrnoError(55)}delete parent.contents[name];parent.ctime=parent.mtime=Date.now()},readdir(node){return[".","..",...Object.keys(node.contents)]},symlink(parent,newname,oldpath){var node=MEMFS.createNode(parent,newname,511|40960,0);node.link=oldpath;return node},readlink(node){if(!FS.isLink(node.mode)){throw new FS.ErrnoError(28)}return node.link}},stream_ops:{read(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=stream.node.usedBytes)return 0;var size=Math.min(stream.node.usedBytes-position,length);if(size>8&&contents.subarray){buffer.set(contents.subarray(position,position+size),offset)}else{for(var i=0;i0||position+length{var arrayBuffer=await readAsync(url);return new Uint8Array(arrayBuffer)};asyncLoad.isAsync=true;var FS_createDataFile=(parent,name,fileData,canRead,canWrite,canOwn)=>{FS.createDataFile(parent,name,fileData,canRead,canWrite,canOwn)};var preloadPlugins=Module["preloadPlugins"]||[];var FS_handledByPreloadPlugin=(byteArray,fullname,finish,onerror)=>{if(typeof Browser!="undefined")Browser.init();var handled=false;preloadPlugins.forEach(plugin=>{if(handled)return;if(plugin["canHandle"](fullname)){plugin["handle"](byteArray,fullname,finish,onerror);handled=true}});return handled};var FS_createPreloadedFile=(parent,name,url,canRead,canWrite,onload,onerror,dontCreateFile,canOwn,preFinish)=>{var fullname=name?PATH_FS.resolve(PATH.join2(parent,name)):parent;var dep=getUniqueRunDependency(`cp ${fullname}`);function processData(byteArray){function finish(byteArray){preFinish?.();if(!dontCreateFile){FS_createDataFile(parent,name,byteArray,canRead,canWrite,canOwn)}onload?.();removeRunDependency(dep)}if(FS_handledByPreloadPlugin(byteArray,fullname,finish,()=>{onerror?.();removeRunDependency(dep)})){return}finish(byteArray)}addRunDependency(dep);if(typeof url=="string"){asyncLoad(url).then(processData,onerror)}else{processData(url)}};var FS_modeStringToFlags=str=>{var flagModes={r:0,"r+":2,w:512|64|1,"w+":512|64|2,a:1024|64|1,"a+":1024|64|2};var flags=flagModes[str];if(typeof flags=="undefined"){throw new Error(`Unknown file open mode: ${str}`)}return flags};var FS_getMode=(canRead,canWrite)=>{var mode=0;if(canRead)mode|=292|73;if(canWrite)mode|=146;return mode};var ERRNO_CODES={EPERM:63,ENOENT:44,ESRCH:71,EINTR:27,EIO:29,ENXIO:60,E2BIG:1,ENOEXEC:45,EBADF:8,ECHILD:12,EAGAIN:6,EWOULDBLOCK:6,ENOMEM:48,EACCES:2,EFAULT:21,ENOTBLK:105,EBUSY:10,EEXIST:20,EXDEV:75,ENODEV:43,ENOTDIR:54,EISDIR:31,EINVAL:28,ENFILE:41,EMFILE:33,ENOTTY:59,ETXTBSY:74,EFBIG:22,ENOSPC:51,ESPIPE:70,EROFS:69,EMLINK:34,EPIPE:64,EDOM:18,ERANGE:68,ENOMSG:49,EIDRM:24,ECHRNG:106,EL2NSYNC:156,EL3HLT:107,EL3RST:108,ELNRNG:109,EUNATCH:110,ENOCSI:111,EL2HLT:112,EDEADLK:16,ENOLCK:46,EBADE:113,EBADR:114,EXFULL:115,ENOANO:104,EBADRQC:103,EBADSLT:102,EDEADLOCK:16,EBFONT:101,ENOSTR:100,ENODATA:116,ETIME:117,ENOSR:118,ENONET:119,ENOPKG:120,EREMOTE:121,ENOLINK:47,EADV:122,ESRMNT:123,ECOMM:124,EPROTO:65,EMULTIHOP:36,EDOTDOT:125,EBADMSG:9,ENOTUNIQ:126,EBADFD:127,EREMCHG:128,ELIBACC:129,ELIBBAD:130,ELIBSCN:131,ELIBMAX:132,ELIBEXEC:133,ENOSYS:52,ENOTEMPTY:55,ENAMETOOLONG:37,ELOOP:32,EOPNOTSUPP:138,EPFNOSUPPORT:139,ECONNRESET:15,ENOBUFS:42,EAFNOSUPPORT:5,EPROTOTYPE:67,ENOTSOCK:57,ENOPROTOOPT:50,ESHUTDOWN:140,ECONNREFUSED:14,EADDRINUSE:3,ECONNABORTED:13,ENETUNREACH:40,ENETDOWN:38,ETIMEDOUT:73,EHOSTDOWN:142,EHOSTUNREACH:23,EINPROGRESS:26,EALREADY:7,EDESTADDRREQ:17,EMSGSIZE:35,EPROTONOSUPPORT:66,ESOCKTNOSUPPORT:137,EADDRNOTAVAIL:4,ENETRESET:39,EISCONN:30,ENOTCONN:53,ETOOMANYREFS:141,EUSERS:136,EDQUOT:19,ESTALE:72,ENOTSUP:138,ENOMEDIUM:148,EILSEQ:25,EOVERFLOW:61,ECANCELED:11,ENOTRECOVERABLE:56,EOWNERDEAD:62,ESTRPIPE:135};var PROXYFS={mount(mount){return PROXYFS.createNode(null,"/",mount.opts.fs.lstat(mount.opts.root).mode,0)},createNode(parent,name,mode,dev){if(!FS.isDir(mode)&&!FS.isFile(mode)&&!FS.isLink(mode)){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}var node=FS.createNode(parent,name,mode);node.node_ops=PROXYFS.node_ops;node.stream_ops=PROXYFS.stream_ops;return node},realPath(node){var parts=[];while(node.parent!==node){parts.push(node.name);node=node.parent}parts.push(node.mount.opts.root);parts.reverse();return PATH.join(...parts)},node_ops:{getattr(node){var path=PROXYFS.realPath(node);var stat;try{stat=node.mount.opts.fs.lstat(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return{dev:stat.dev,ino:stat.ino,mode:stat.mode,nlink:stat.nlink,uid:stat.uid,gid:stat.gid,rdev:stat.rdev,size:stat.size,atime:stat.atime,mtime:stat.mtime,ctime:stat.ctime,blksize:stat.blksize,blocks:stat.blocks}},setattr(node,attr){var path=PROXYFS.realPath(node);try{if(attr.mode!==undefined){node.mount.opts.fs.chmod(path,attr.mode);node.mode=attr.mode}if(attr.atime||attr.mtime){var atime=new Date(attr.atime||attr.mtime);var mtime=new Date(attr.mtime||attr.atime);node.mount.opts.fs.utime(path,atime,mtime)}if(attr.size!==undefined){node.mount.opts.fs.truncate(path,attr.size)}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},lookup(parent,name){try{var path=PATH.join2(PROXYFS.realPath(parent),name);var mode=parent.mount.opts.fs.lstat(path).mode;var node=PROXYFS.createNode(parent,name,mode);return node}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},mknod(parent,name,mode,dev){var node=PROXYFS.createNode(parent,name,mode,dev);var path=PROXYFS.realPath(node);try{if(FS.isDir(node.mode)){node.mount.opts.fs.mkdir(path,node.mode)}else{node.mount.opts.fs.writeFile(path,"",{mode:node.mode})}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return node},rename(oldNode,newDir,newName){var oldPath=PROXYFS.realPath(oldNode);var newPath=PATH.join2(PROXYFS.realPath(newDir),newName);try{oldNode.mount.opts.fs.rename(oldPath,newPath);oldNode.name=newName}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},unlink(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.unlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},rmdir(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.rmdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readdir(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},symlink(parent,newName,oldPath){var newPath=PATH.join2(PROXYFS.realPath(parent),newName);try{parent.mount.opts.fs.symlink(oldPath,newPath)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readlink(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}}},stream_ops:{open(stream){var path=PROXYFS.realPath(stream.node);try{stream.nfd=stream.node.mount.opts.fs.open(path,stream.flags)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},close(stream){try{stream.node.mount.opts.fs.close(stream.nfd)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},read(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.read(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},write(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.write(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},llseek(stream,offset,whence){var position=offset;if(whence===1){position+=stream.position}else if(whence===2){if(FS.isFile(stream.node.mode)){try{var stat=stream.node.node_ops.getattr(stream.node);position+=stat.size}catch(e){throw new FS.ErrnoError(ERRNO_CODES[e.code])}}}if(position<0){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}return position}}};var FS={root:null,mounts:[],devices:{},streams:[],nextInode:1,nameTable:null,currentPath:"/",initialized:false,ignorePermissions:true,ErrnoError:class{name="ErrnoError";constructor(errno){this.errno=errno}},filesystems:null,syncFSRequests:0,readFiles:{},FSStream:class{shared={};get object(){return this.node}set object(val){this.node=val}get isRead(){return(this.flags&2097155)!==1}get isWrite(){return(this.flags&2097155)!==0}get isAppend(){return this.flags&1024}get flags(){return this.shared.flags}set flags(val){this.shared.flags=val}get position(){return this.shared.position}set position(val){this.shared.position=val}},FSNode:class{node_ops={};stream_ops={};readMode=292|73;writeMode=146;mounted=null;constructor(parent,name,mode,rdev){if(!parent){parent=this}this.parent=parent;this.mount=parent.mount;this.id=FS.nextInode++;this.name=name;this.mode=mode;this.rdev=rdev;this.atime=this.mtime=this.ctime=Date.now()}get read(){return(this.mode&this.readMode)===this.readMode}set read(val){val?this.mode|=this.readMode:this.mode&=~this.readMode}get write(){return(this.mode&this.writeMode)===this.writeMode}set write(val){val?this.mode|=this.writeMode:this.mode&=~this.writeMode}get isFolder(){return FS.isDir(this.mode)}get isDevice(){return FS.isChrdev(this.mode)}},lookupPath(path,opts={}){if(!path)return{path:"",node:null};opts.follow_mount??=true;if(!PATH.isAbs(path)){path=FS.cwd()+"/"+path}linkloop:for(var nlinks=0;nlinks<40;nlinks++){var parts=path.split("/").filter(p=>!!p&&p!==".");var current=FS.root;var current_path="/";for(var i=0;i>>0)%FS.nameTable.length},hashAddNode(node){var hash=FS.hashName(node.parent.id,node.name);node.name_next=FS.nameTable[hash];FS.nameTable[hash]=node},hashRemoveNode(node){var hash=FS.hashName(node.parent.id,node.name);if(FS.nameTable[hash]===node){FS.nameTable[hash]=node.name_next}else{var current=FS.nameTable[hash];while(current){if(current.name_next===node){current.name_next=node.name_next;break}current=current.name_next}}},lookupNode(parent,name){var errCode=FS.mayLookup(parent);if(errCode){throw new FS.ErrnoError(errCode)}var hash=FS.hashName(parent.id,name);for(var node=FS.nameTable[hash];node;node=node.name_next){var nodeName=node.name;if(node.parent.id===parent.id&&nodeName===name){return node}}return FS.lookup(parent,name)},createNode(parent,name,mode,rdev){var node=new FS.FSNode(parent,name,mode,rdev);FS.hashAddNode(node);return node},destroyNode(node){FS.hashRemoveNode(node)},isRoot(node){return node===node.parent},isMountpoint(node){return!!node.mounted},isFile(mode){return(mode&61440)===32768},isDir(mode){return(mode&61440)===16384},isLink(mode){return(mode&61440)===40960},isChrdev(mode){return(mode&61440)===8192},isBlkdev(mode){return(mode&61440)===24576},isFIFO(mode){return(mode&61440)===4096},isSocket(mode){return(mode&49152)===49152},flagsToPermissionString(flag){var perms=["r","w","rw"][flag&3];if(flag&512){perms+="w"}return perms},nodePermissions(node,perms){if(FS.ignorePermissions){return 0}if(perms.includes("r")&&!(node.mode&292)){return 2}else if(perms.includes("w")&&!(node.mode&146)){return 2}else if(perms.includes("x")&&!(node.mode&73)){return 2}return 0},mayLookup(dir){if(!FS.isDir(dir.mode))return 54;var errCode=FS.nodePermissions(dir,"x");if(errCode)return errCode;if(!dir.node_ops.lookup)return 2;return 0},mayCreate(dir,name){if(!FS.isDir(dir.mode)){return 54}try{var node=FS.lookupNode(dir,name);return 20}catch(e){}return FS.nodePermissions(dir,"wx")},mayDelete(dir,name,isdir){var node;try{node=FS.lookupNode(dir,name)}catch(e){return e.errno}var errCode=FS.nodePermissions(dir,"wx");if(errCode){return errCode}if(isdir){if(!FS.isDir(node.mode)){return 54}if(FS.isRoot(node)||FS.getPath(node)===FS.cwd()){return 10}}else{if(FS.isDir(node.mode)){return 31}}return 0},mayOpen(node,flags){if(!node){return 44}if(FS.isLink(node.mode)){return 32}else if(FS.isDir(node.mode)){if(FS.flagsToPermissionString(flags)!=="r"||flags&512){return 31}}return FS.nodePermissions(node,FS.flagsToPermissionString(flags))},MAX_OPEN_FDS:4096,nextfd(){for(var fd=0;fd<=FS.MAX_OPEN_FDS;fd++){if(!FS.streams[fd]){return fd}}throw new FS.ErrnoError(33)},getStreamChecked(fd){var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}return stream},getStream:fd=>FS.streams[fd],createStream(stream,fd=-1){stream=Object.assign(new FS.FSStream,stream);if(fd==-1){fd=FS.nextfd()}stream.fd=fd;FS.streams[fd]=stream;return stream},closeStream(fd){FS.streams[fd]=null},dupStream(origStream,fd=-1){var stream=FS.createStream(origStream,fd);stream.stream_ops?.dup?.(stream);return stream},chrdev_stream_ops:{open(stream){var device=FS.getDevice(stream.node.rdev);stream.stream_ops=device.stream_ops;stream.stream_ops.open?.(stream)},llseek(){throw new FS.ErrnoError(70)}},major:dev=>dev>>8,minor:dev=>dev&255,makedev:(ma,mi)=>ma<<8|mi,registerDevice(dev,ops){FS.devices[dev]={stream_ops:ops}},getDevice:dev=>FS.devices[dev],getMounts(mount){var mounts=[];var check=[mount];while(check.length){var m=check.pop();mounts.push(m);check.push(...m.mounts)}return mounts},syncfs(populate,callback){if(typeof populate=="function"){callback=populate;populate=false}FS.syncFSRequests++;if(FS.syncFSRequests>1){err(`warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work`)}var mounts=FS.getMounts(FS.root.mount);var completed=0;function doCallback(errCode){FS.syncFSRequests--;return callback(errCode)}function done(errCode){if(errCode){if(!done.errored){done.errored=true;return doCallback(errCode)}return}if(++completed>=mounts.length){doCallback(null)}}mounts.forEach(mount=>{if(!mount.type.syncfs){return done(null)}mount.type.syncfs(mount,populate,done)})},mount(type,opts,mountpoint){var root=mountpoint==="/";var pseudo=!mountpoint;var node;if(root&&FS.root){throw new FS.ErrnoError(10)}else if(!root&&!pseudo){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});mountpoint=lookup.path;node=lookup.node;if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}if(!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}}var mount={type,opts,mountpoint,mounts:[]};var mountRoot=type.mount(mount);mountRoot.mount=mount;mount.root=mountRoot;if(root){FS.root=mountRoot}else if(node){node.mounted=mount;if(node.mount){node.mount.mounts.push(mount)}}return mountRoot},unmount(mountpoint){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});if(!FS.isMountpoint(lookup.node)){throw new FS.ErrnoError(28)}var node=lookup.node;var mount=node.mounted;var mounts=FS.getMounts(mount);Object.keys(FS.nameTable).forEach(hash=>{var current=FS.nameTable[hash];while(current){var next=current.name_next;if(mounts.includes(current.mount)){FS.destroyNode(current)}current=next}});node.mounted=null;var idx=node.mount.mounts.indexOf(mount);node.mount.mounts.splice(idx,1)},lookup(parent,name){return parent.node_ops.lookup(parent,name)},mknod(path,mode,dev){var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);if(!name||name==="."||name===".."){throw new FS.ErrnoError(28)}var errCode=FS.mayCreate(parent,name);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.mknod){throw new FS.ErrnoError(63)}return parent.node_ops.mknod(parent,name,mode,dev)},statfs(path){var rtn={bsize:4096,frsize:4096,blocks:1e6,bfree:5e5,bavail:5e5,files:FS.nextInode,ffree:FS.nextInode-1,fsid:42,flags:2,namelen:255};var parent=FS.lookupPath(path,{follow:true}).node;if(parent?.node_ops.statfs){Object.assign(rtn,parent.node_ops.statfs(parent.mount.opts.root))}return rtn},create(path,mode=438){mode&=4095;mode|=32768;return FS.mknod(path,mode,0)},mkdir(path,mode=511){mode&=511|512;mode|=16384;return FS.mknod(path,mode,0)},mkdirTree(path,mode){var dirs=path.split("/");var d="";for(var i=0;iFS.currentPath,chdir(path){var lookup=FS.lookupPath(path,{follow:true});if(lookup.node===null){throw new FS.ErrnoError(44)}if(!FS.isDir(lookup.node.mode)){throw new FS.ErrnoError(54)}var errCode=FS.nodePermissions(lookup.node,"x");if(errCode){throw new FS.ErrnoError(errCode)}FS.currentPath=lookup.path},createDefaultDirectories(){FS.mkdir("/tmp");FS.mkdir("/home");FS.mkdir("/home/web_user")},createDefaultDevices(){FS.mkdir("/dev");FS.registerDevice(FS.makedev(1,3),{read:()=>0,write:(stream,buffer,offset,length,pos)=>length,llseek:()=>0});FS.mkdev("/dev/null",FS.makedev(1,3));TTY.register(FS.makedev(5,0),TTY.default_tty_ops);TTY.register(FS.makedev(6,0),TTY.default_tty1_ops);FS.mkdev("/dev/tty",FS.makedev(5,0));FS.mkdev("/dev/tty1",FS.makedev(6,0));var randomBuffer=new Uint8Array(1024),randomLeft=0;var randomByte=()=>{if(randomLeft===0){randomLeft=randomFill(randomBuffer).byteLength}return randomBuffer[--randomLeft]};FS.createDevice("/dev","random",randomByte);FS.createDevice("/dev","urandom",randomByte);FS.mkdir("/dev/shm");FS.mkdir("/dev/shm/tmp")},createSpecialDirectories(){FS.mkdir("/proc");var proc_self=FS.mkdir("/proc/self");FS.mkdir("/proc/self/fd");FS.mount({mount(){var node=FS.createNode(proc_self,"fd",16895,73);node.stream_ops={llseek:MEMFS.stream_ops.llseek};node.node_ops={lookup(parent,name){var fd=+name;var stream=FS.getStreamChecked(fd);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path},id:fd+1};ret.parent=ret;return ret},readdir(){return Array.from(FS.streams.entries()).filter(([k,v])=>v).map(([k,v])=>k.toString())}};return node}},{},"/proc/self/fd")},createStandardStreams(input,output,error){if(input){FS.createDevice("/dev","stdin",input)}else{FS.symlink("/dev/tty","/dev/stdin")}if(output){FS.createDevice("/dev","stdout",null,output)}else{FS.symlink("/dev/tty","/dev/stdout")}if(error){FS.createDevice("/dev","stderr",null,error)}else{FS.symlink("/dev/tty1","/dev/stderr")}var stdin=FS.open("/dev/stdin",0);var stdout=FS.open("/dev/stdout",1);var stderr=FS.open("/dev/stderr",1)},staticInit(){FS.nameTable=new Array(4096);FS.mount(MEMFS,{},"/");FS.createDefaultDirectories();FS.createDefaultDevices();FS.createSpecialDirectories();FS.filesystems={MEMFS,PROXYFS}},init(input,output,error){FS.initialized=true;input??=Module["stdin"];output??=Module["stdout"];error??=Module["stderr"];FS.createStandardStreams(input,output,error)},quit(){FS.initialized=false;_fflush(0);for(var i=0;ithis.length-1||idx<0){return undefined}var chunkOffset=idx%this.chunkSize;var chunkNum=idx/this.chunkSize|0;return this.getter(chunkNum)[chunkOffset]}setDataGetter(getter){this.getter=getter}cacheLength(){var xhr=new XMLHttpRequest;xhr.open("HEAD",url,false);xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);var datalength=Number(xhr.getResponseHeader("Content-length"));var header;var hasByteServing=(header=xhr.getResponseHeader("Accept-Ranges"))&&header==="bytes";var usesGzip=(header=xhr.getResponseHeader("Content-Encoding"))&&header==="gzip";var chunkSize=1024*1024;if(!hasByteServing)chunkSize=datalength;var doXHR=(from,to)=>{if(from>to)throw new Error("invalid range ("+from+", "+to+") or no bytes requested!");if(to>datalength-1)throw new Error("only "+datalength+" bytes available! programmer error!");var xhr=new XMLHttpRequest;xhr.open("GET",url,false);if(datalength!==chunkSize)xhr.setRequestHeader("Range","bytes="+from+"-"+to);xhr.responseType="arraybuffer";if(xhr.overrideMimeType){xhr.overrideMimeType("text/plain; charset=x-user-defined")}xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);if(xhr.response!==undefined){return new Uint8Array(xhr.response||[])}return intArrayFromString(xhr.responseText||"",true)};var lazyArray=this;lazyArray.setDataGetter(chunkNum=>{var start=chunkNum*chunkSize;var end=(chunkNum+1)*chunkSize-1;end=Math.min(end,datalength-1);if(typeof lazyArray.chunks[chunkNum]=="undefined"){lazyArray.chunks[chunkNum]=doXHR(start,end)}if(typeof lazyArray.chunks[chunkNum]=="undefined")throw new Error("doXHR failed!");return lazyArray.chunks[chunkNum]});if(usesGzip||!datalength){chunkSize=datalength=1;datalength=this.getter(0).length;chunkSize=datalength;out("LazyFiles on gzip forces download of the whole file when length is accessed")}this._length=datalength;this._chunkSize=chunkSize;this.lengthKnown=true}get length(){if(!this.lengthKnown){this.cacheLength()}return this._length}get chunkSize(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}}if(typeof XMLHttpRequest!="undefined"){if(!ENVIRONMENT_IS_WORKER)throw"Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc";var lazyArray=new LazyUint8Array;var properties={isDevice:false,contents:lazyArray}}else{var properties={isDevice:false,url}}var node=FS.createFile(parent,name,properties,canRead,canWrite);if(properties.contents){node.contents=properties.contents}else if(properties.url){node.contents=null;node.url=properties.url}Object.defineProperties(node,{usedBytes:{get:function(){return this.contents.length}}});var stream_ops={};var keys=Object.keys(node.stream_ops);keys.forEach(key=>{var fn=node.stream_ops[key];stream_ops[key]=(...args)=>{FS.forceLoadFile(node);return fn(...args)}});function writeChunks(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=contents.length)return 0;var size=Math.min(contents.length-position,length);if(contents.slice){for(var i=0;i{FS.forceLoadFile(node);return writeChunks(stream,buffer,offset,length,position)};stream_ops.mmap=(stream,length,position,prot,flags)=>{FS.forceLoadFile(node);var ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}writeChunks(stream,HEAP8,ptr,length,position);return{ptr,allocated:true}};node.stream_ops=stream_ops;return node}};Module["FS"]=FS;var SOCKFS={websocketArgs:{},callbacks:{},on(event,callback){SOCKFS.callbacks[event]=callback},emit(event,param){SOCKFS.callbacks[event]?.(param)},mount(mount){SOCKFS.websocketArgs=Module["websocket"]||{};(Module["websocket"]??={})["on"]=SOCKFS.on;return FS.createNode(null,"/",16895,0)},createSocket(family,type,protocol){type&=~526336;var streaming=type==1;if(streaming&&protocol&&protocol!=6){throw new FS.ErrnoError(66)}var sock={family,type,protocol,server:null,error:null,peers:{},pending:[],recv_queue:[],sock_ops:SOCKFS.websocket_sock_ops};var name=SOCKFS.nextname();var node=FS.createNode(SOCKFS.root,name,49152,0);node.sock=sock;var stream=FS.createStream({path:name,node,flags:2,seekable:false,stream_ops:SOCKFS.stream_ops});sock.stream=stream;return sock},getSocket(fd){var stream=FS.getStream(fd);if(!stream||!FS.isSocket(stream.node.mode)){return null}return stream.node.sock},stream_ops:{poll(stream){var sock=stream.node.sock;return sock.sock_ops.poll(sock)},ioctl(stream,request,varargs){var sock=stream.node.sock;return sock.sock_ops.ioctl(sock,request,varargs)},read(stream,buffer,offset,length,position){var sock=stream.node.sock;var msg=sock.sock_ops.recvmsg(sock,length);if(!msg){return 0}buffer.set(msg.buffer,offset);return msg.buffer.length},write(stream,buffer,offset,length,position){var sock=stream.node.sock;return sock.sock_ops.sendmsg(sock,buffer,offset,length)},close(stream){var sock=stream.node.sock;sock.sock_ops.close(sock)}},nextname(){if(!SOCKFS.nextname.current){SOCKFS.nextname.current=0}return`socket[${SOCKFS.nextname.current++}]`},websocket_sock_ops:{createPeer(sock,addr,port){var ws;if(typeof addr=="object"){ws=addr;addr=null;port=null}if(ws){if(ws._socket){addr=ws._socket.remoteAddress;port=ws._socket.remotePort}else{var result=/ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url);if(!result){throw new Error("WebSocket URL must be in the format ws(s)://address:port")}addr=result[1];port=parseInt(result[2],10)}}else{try{var url="ws:#".replace("#","//");var subProtocols="binary";var opts=undefined;if("function"===typeof SOCKFS.websocketArgs["url"]) { +url = SOCKFS.websocketArgs["url"](...arguments); +}else if ("string" === typeof SOCKFS.websocketArgs["url"]){url=SOCKFS.websocketArgs["url"]}if(SOCKFS.websocketArgs["subprotocol"]){subProtocols=SOCKFS.websocketArgs["subprotocol"]}else if(SOCKFS.websocketArgs["subprotocol"]===null){subProtocols="null"}if(url==="ws://"||url==="wss://"){var parts=addr.split("/");url=url+parts[0]+":"+port+"/"+parts.slice(1).join("/")}if(subProtocols!=="null"){subProtocols=subProtocols.replace(/^ +| +$/g,"").split(/ *, */);opts=subProtocols}var WebSocketConstructor;{WebSocketConstructor=WebSocket}if (Module['websocket']['decorator']) {WebSocketConstructor = Module['websocket']['decorator'](WebSocketConstructor);}ws = new WebSocketConstructor(url,opts);ws.binaryType="arraybuffer"}catch(e){throw new FS.ErrnoError(23)}}var peer={addr,port,socket:ws,msg_send_queue:[]};SOCKFS.websocket_sock_ops.addPeer(sock,peer);SOCKFS.websocket_sock_ops.handlePeerEvents(sock,peer);if(sock.type===2&&typeof sock.sport!="undefined"){peer.msg_send_queue.push(new Uint8Array([255,255,255,255,"p".charCodeAt(0),"o".charCodeAt(0),"r".charCodeAt(0),"t".charCodeAt(0),(sock.sport&65280)>>8,sock.sport&255]))}return peer},getPeer(sock,addr,port){return sock.peers[addr+":"+port]},addPeer(sock,peer){sock.peers[peer.addr+":"+peer.port]=peer},removePeer(sock,peer){delete sock.peers[peer.addr+":"+peer.port]},handlePeerEvents(sock,peer){var first=true;var handleOpen=function(){sock.connecting=false;SOCKFS.emit("open",sock.stream.fd);try{var queued=peer.msg_send_queue.shift();while(queued){peer.socket.send(queued);queued=peer.msg_send_queue.shift()}}catch(e){peer.socket.close()}};function handleMessage(data){if(typeof data=="string"){var encoder=new TextEncoder;data=encoder.encode(data)}else{assert(data.byteLength!==undefined);if(data.byteLength==0){return}data=new Uint8Array(data)}var wasfirst=first;first=false;if(wasfirst&&data.length===10&&data[0]===255&&data[1]===255&&data[2]===255&&data[3]===255&&data[4]==="p".charCodeAt(0)&&data[5]==="o".charCodeAt(0)&&data[6]==="r".charCodeAt(0)&&data[7]==="t".charCodeAt(0)){var newport=data[8]<<8|data[9];SOCKFS.websocket_sock_ops.removePeer(sock,peer);peer.port=newport;SOCKFS.websocket_sock_ops.addPeer(sock,peer);return}sock.recv_queue.push({addr:peer.addr,port:peer.port,data});SOCKFS.emit("message",sock.stream.fd)}if(ENVIRONMENT_IS_NODE){peer.socket.on("open",handleOpen);peer.socket.on("message",function(data,isBinary){if(!isBinary){return}handleMessage(new Uint8Array(data).buffer)});peer.socket.on("close",function(){SOCKFS.emit("close",sock.stream.fd)});peer.socket.on("error",function(error){sock.error=14;SOCKFS.emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])})}else{peer.socket.onopen=handleOpen;peer.socket.onclose=function(){SOCKFS.emit("close",sock.stream.fd)};peer.socket.onmessage=function peer_socket_onmessage(event){handleMessage(event.data)};peer.socket.onerror=function(error){sock.error=14;SOCKFS.emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])}}},poll(sock){if(sock.type===1&&sock.server){return sock.pending.length?64|1:0}var mask=0;var dest=sock.type===1?SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport):null;if(sock.recv_queue.length||!dest||dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=64|1}if(!dest||dest&&dest.socket.readyState===dest.socket.OPEN){mask|=4}if(dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){if(sock.connecting){mask|=4}else{mask|=16}}return mask},ioctl(sock,request,arg){switch(request){case 21531:var bytes=0;if(sock.recv_queue.length){bytes=sock.recv_queue[0].data.length}HEAP32[arg>>2]=bytes;return 0;default:return 28}},close(sock){if(sock.server){try{sock.server.close()}catch(e){}sock.server=null}var peers=Object.keys(sock.peers);for(var i=0;i{var socket=SOCKFS.getSocket(fd);if(!socket)throw new FS.ErrnoError(8);return socket};var inetPton4=str=>{var b=str.split(".");for(var i=0;i<4;i++){var tmp=Number(b[i]);if(isNaN(tmp))return null;b[i]=tmp}return(b[0]|b[1]<<8|b[2]<<16|b[3]<<24)>>>0};var jstoi_q=str=>parseInt(str);var inetPton6=str=>{var words;var w,offset,z;var valid6regx=/^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i;var parts=[];if(!valid6regx.test(str)){return null}if(str==="::"){return[0,0,0,0,0,0,0,0]}if(str.startsWith("::")){str=str.replace("::","Z:")}else{str=str.replace("::",":Z:")}if(str.indexOf(".")>0){str=str.replace(new RegExp("[.]","g"),":");words=str.split(":");words[words.length-4]=jstoi_q(words[words.length-4])+jstoi_q(words[words.length-3])*256;words[words.length-3]=jstoi_q(words[words.length-2])+jstoi_q(words[words.length-1])*256;words=words.slice(0,words.length-2)}else{words=str.split(":")}offset=0;z=0;for(w=0;w{switch(family){case 2:addr=inetPton4(addr);zeroMemory(sa,16);if(addrlen){HEAP32[addrlen>>2]=16}HEAP16[sa>>1]=family;HEAP32[sa+4>>2]=addr;HEAP16[sa+2>>1]=_htons(port);break;case 10:addr=inetPton6(addr);zeroMemory(sa,28);if(addrlen){HEAP32[addrlen>>2]=28}HEAP32[sa>>2]=family;HEAP32[sa+8>>2]=addr[0];HEAP32[sa+12>>2]=addr[1];HEAP32[sa+16>>2]=addr[2];HEAP32[sa+20>>2]=addr[3];HEAP16[sa+2>>1]=_htons(port);break;default:return 5}return 0};var DNS={address_map:{id:1,addrs:{},names:{}},lookup_name(name){var res=inetPton4(name);if(res!==null){return name}res=inetPton6(name);if(res!==null){return name}var addr;if(DNS.address_map.addrs[name]){addr=DNS.address_map.addrs[name]}else{var id=DNS.address_map.id++;assert(id<65535,"exceeded max address mappings of 65535");addr="172.29."+(id&255)+"."+(id&65280);DNS.address_map.names[addr]=name;DNS.address_map.addrs[name]=addr}return addr},lookup_addr(addr){if(DNS.address_map.names[addr]){return DNS.address_map.names[addr]}return null}};function ___syscall_accept4(fd,addr,addrlen,flags,d1,d2){try{var sock=getSocketFromFD(fd);var newsock=sock.sock_ops.accept(sock);if(addr){var errno=writeSockaddr(addr,newsock.family,DNS.lookup_name(newsock.daddr),newsock.dport,addrlen)}return newsock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var inetNtop4=addr=>(addr&255)+"."+(addr>>8&255)+"."+(addr>>16&255)+"."+(addr>>24&255);var inetNtop6=ints=>{var str="";var word=0;var longest=0;var lastzero=0;var zstart=0;var len=0;var i=0;var parts=[ints[0]&65535,ints[0]>>16,ints[1]&65535,ints[1]>>16,ints[2]&65535,ints[2]>>16,ints[3]&65535,ints[3]>>16];var hasipv4=true;var v4part="";for(i=0;i<5;i++){if(parts[i]!==0){hasipv4=false;break}}if(hasipv4){v4part=inetNtop4(parts[6]|parts[7]<<16);if(parts[5]===-1){str="::ffff:";str+=v4part;return str}if(parts[5]===0){str="::";if(v4part==="0.0.0.0")v4part="";if(v4part==="0.0.0.1")v4part="1";str+=v4part;return str}}for(word=0;word<8;word++){if(parts[word]===0){if(word-lastzero>1){len=0}lastzero=word;len++}if(len>longest){longest=len;zstart=word-longest+1}}for(word=0;word<8;word++){if(longest>1){if(parts[word]===0&&word>=zstart&&word{var family=HEAP16[sa>>1];var port=_ntohs(HEAPU16[sa+2>>1]);var addr;switch(family){case 2:if(salen!==16){return{errno:28}}addr=HEAP32[sa+4>>2];addr=inetNtop4(addr);break;case 10:if(salen!==28){return{errno:28}}addr=[HEAP32[sa+8>>2],HEAP32[sa+12>>2],HEAP32[sa+16>>2],HEAP32[sa+20>>2]];addr=inetNtop6(addr);break;default:return{errno:5}}return{family,addr,port}};var getSocketAddress=(addrp,addrlen)=>{var info=readSockaddr(addrp,addrlen);if(info.errno)throw new FS.ErrnoError(info.errno);info.addr=DNS.lookup_addr(info.addr)||info.addr;return info};function ___syscall_bind(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.bind(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var SYSCALLS={DEFAULT_POLLMASK:5,calculateAt(dirfd,path,allowEmpty){if(PATH.isAbs(path)){return path}var dir;if(dirfd===-100){dir=FS.cwd()}else{var dirstream=SYSCALLS.getStreamFromFD(dirfd);dir=dirstream.path}if(path.length==0){if(!allowEmpty){throw new FS.ErrnoError(44)}return dir}return dir+"/"+path},doStat(func,path,buf){var stat=func(path);HEAP32[buf>>2]=stat.dev;HEAP32[buf+4>>2]=stat.mode;HEAPU32[buf+8>>2]=stat.nlink;HEAP32[buf+12>>2]=stat.uid;HEAP32[buf+16>>2]=stat.gid;HEAP32[buf+20>>2]=stat.rdev;tempI64=[stat.size>>>0,(tempDouble=stat.size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+24>>2]=tempI64[0],HEAP32[buf+28>>2]=tempI64[1];HEAP32[buf+32>>2]=4096;HEAP32[buf+36>>2]=stat.blocks;var atime=stat.atime.getTime();var mtime=stat.mtime.getTime();var ctime=stat.ctime.getTime();tempI64=[Math.floor(atime/1e3)>>>0,(tempDouble=Math.floor(atime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+40>>2]=tempI64[0],HEAP32[buf+44>>2]=tempI64[1];HEAPU32[buf+48>>2]=atime%1e3*1e3*1e3;tempI64=[Math.floor(mtime/1e3)>>>0,(tempDouble=Math.floor(mtime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+56>>2]=tempI64[0],HEAP32[buf+60>>2]=tempI64[1];HEAPU32[buf+64>>2]=mtime%1e3*1e3*1e3;tempI64=[Math.floor(ctime/1e3)>>>0,(tempDouble=Math.floor(ctime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+72>>2]=tempI64[0],HEAP32[buf+76>>2]=tempI64[1];HEAPU32[buf+80>>2]=ctime%1e3*1e3*1e3;tempI64=[stat.ino>>>0,(tempDouble=stat.ino,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+88>>2]=tempI64[0],HEAP32[buf+92>>2]=tempI64[1];return 0},doMsync(addr,stream,len,flags,offset){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}if(flags&2){return 0}var buffer=HEAPU8.slice(addr,addr+len);FS.msync(stream,buffer,offset,len,flags)},getStreamFromFD(fd){var stream=FS.getStreamChecked(fd);return stream},varargs:undefined,getStr(ptr){var ret=UTF8ToString(ptr);return ret}};function ___syscall_chdir(path){try{path=SYSCALLS.getStr(path);FS.chdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_chmod(path,mode){try{path=SYSCALLS.getStr(path);FS.chmod(path,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_connect(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.connect(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup(fd){try{var old=SYSCALLS.getStreamFromFD(fd);return FS.dupStream(old).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup3(fd,newfd,flags){try{var old=SYSCALLS.getStreamFromFD(fd);if(old.fd===newfd)return-28;if(newfd<0||newfd>=FS.MAX_OPEN_FDS)return-8;var existing=FS.getStream(newfd);if(existing)FS.close(existing);return FS.dupStream(old,newfd).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_faccessat(dirfd,path,amode,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(amode&~7){return-28}var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;if(!node){return-44}var perms="";if(amode&4)perms+="r";if(amode&2)perms+="w";if(amode&1)perms+="x";if(perms&&FS.nodePermissions(node,perms)){return-2}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchmod(fd,mode){try{FS.fchmod(fd,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchown32(fd,owner,group){try{FS.fchown(fd,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchownat(dirfd,path,owner,group,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;flags=flags&~256;path=SYSCALLS.calculateAt(dirfd,path);(nofollow?FS.lchown:FS.chown)(path,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var syscallGetVarargI=()=>{var ret=HEAP32[+SYSCALLS.varargs>>2];SYSCALLS.varargs+=4;return ret};var syscallGetVarargP=syscallGetVarargI;function ___syscall_fcntl64(fd,cmd,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(cmd){case 0:{var arg=syscallGetVarargI();if(arg<0){return-28}while(FS.streams[arg]){arg++}var newStream;newStream=FS.dupStream(stream,arg);return newStream.fd}case 1:case 2:return 0;case 3:return stream.flags;case 4:{var arg=syscallGetVarargI();stream.flags|=arg;return 0}case 12:{var arg=syscallGetVarargP();var offset=0;HEAP16[arg+offset>>1]=2;return 0}case 13:case 14:return 0}return-28}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fstat64(fd,buf){try{var stream=SYSCALLS.getStreamFromFD(fd);return SYSCALLS.doStat(FS.stat,stream.path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var convertI32PairToI53Checked=(lo,hi)=>hi+2097152>>>0<4194305-!!lo?(lo>>>0)+hi*4294967296:NaN;function ___syscall_ftruncate64(fd,length_low,length_high){var length=convertI32PairToI53Checked(length_low,length_high);try{if(isNaN(length))return 61;FS.ftruncate(fd,length);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var stringToUTF8=(str,outPtr,maxBytesToWrite)=>stringToUTF8Array(str,HEAPU8,outPtr,maxBytesToWrite);Module["stringToUTF8"]=stringToUTF8;function ___syscall_getcwd(buf,size){try{if(size===0)return-28;var cwd=FS.cwd();var cwdLengthInBytes=lengthBytesUTF8(cwd)+1;if(size>>0,(tempDouble=id,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos>>2]=tempI64[0],HEAP32[dirp+pos+4>>2]=tempI64[1];tempI64=[(idx+1)*struct_size>>>0,(tempDouble=(idx+1)*struct_size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos+8>>2]=tempI64[0],HEAP32[dirp+pos+12>>2]=tempI64[1];HEAP16[dirp+pos+16>>1]=280;HEAP8[dirp+pos+18]=type;stringToUTF8(name,dirp+pos+19,256);pos+=struct_size}FS.llseek(stream,idx*struct_size,0);return pos}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getpeername(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);if(!sock.daddr){return-53}var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.daddr),sock.dport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockname(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.saddr||"0.0.0.0"),sock.sport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockopt(fd,level,optname,optval,optlen,d1){try{var sock=getSocketFromFD(fd);if(level===1){if(optname===4){HEAP32[optval>>2]=sock.error;HEAP32[optlen>>2]=4;sock.error=null;return 0}}return-50}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_ioctl(fd,op,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(op){case 21509:{if(!stream.tty)return-59;return 0}case 21505:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcgets){var termios=stream.tty.ops.ioctl_tcgets(stream);var argp=syscallGetVarargP();HEAP32[argp>>2]=termios.c_iflag||0;HEAP32[argp+4>>2]=termios.c_oflag||0;HEAP32[argp+8>>2]=termios.c_cflag||0;HEAP32[argp+12>>2]=termios.c_lflag||0;for(var i=0;i<32;i++){HEAP8[argp+i+17]=termios.c_cc[i]||0}return 0}return 0}case 21510:case 21511:case 21512:{if(!stream.tty)return-59;return 0}case 21506:case 21507:case 21508:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcsets){var argp=syscallGetVarargP();var c_iflag=HEAP32[argp>>2];var c_oflag=HEAP32[argp+4>>2];var c_cflag=HEAP32[argp+8>>2];var c_lflag=HEAP32[argp+12>>2];var c_cc=[];for(var i=0;i<32;i++){c_cc.push(HEAP8[argp+i+17])}return stream.tty.ops.ioctl_tcsets(stream.tty,op,{c_iflag,c_oflag,c_cflag,c_lflag,c_cc})}return 0}case 21519:{if(!stream.tty)return-59;var argp=syscallGetVarargP();HEAP32[argp>>2]=0;return 0}case 21520:{if(!stream.tty)return-59;return-28}case 21531:{var argp=syscallGetVarargP();return FS.ioctl(stream,op,argp)}case 21523:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tiocgwinsz){var winsize=stream.tty.ops.ioctl_tiocgwinsz(stream.tty);var argp=syscallGetVarargP();HEAP16[argp>>1]=winsize[0];HEAP16[argp+2>>1]=winsize[1]}return 0}case 21524:{if(!stream.tty)return-59;return 0}case 21515:{if(!stream.tty)return-59;return 0}default:return-28}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_listen(fd,backlog){try{var sock=getSocketFromFD(fd);sock.sock_ops.listen(sock,backlog);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_lstat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.lstat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_mkdirat(dirfd,path,mode){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);FS.mkdir(path,mode,0);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_newfstatat(dirfd,path,buf,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;var allowEmpty=flags&4096;flags=flags&~6400;path=SYSCALLS.calculateAt(dirfd,path,allowEmpty);return SYSCALLS.doStat(nofollow?FS.lstat:FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_openat(dirfd,path,flags,varargs){SYSCALLS.varargs=varargs;try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);var mode=varargs?syscallGetVarargI():0;return FS.open(path,flags,mode).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var PIPEFS={BUCKET_BUFFER_SIZE:8192,mount(mount){return FS.createNode(null,"/",16384|511,0)},createPipe(){var pipe={buckets:[],refcnt:2};pipe.buckets.push({buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:0,roffset:0});var rName=PIPEFS.nextname();var wName=PIPEFS.nextname();var rNode=FS.createNode(PIPEFS.root,rName,4096,0);var wNode=FS.createNode(PIPEFS.root,wName,4096,0);rNode.pipe=pipe;wNode.pipe=pipe;var readableStream=FS.createStream({path:rName,node:rNode,flags:0,seekable:false,stream_ops:PIPEFS.stream_ops});rNode.stream=readableStream;var writableStream=FS.createStream({path:wName,node:wNode,flags:1,seekable:false,stream_ops:PIPEFS.stream_ops});wNode.stream=writableStream;return{readable_fd:readableStream.fd,writable_fd:writableStream.fd}},stream_ops:{poll(stream){var pipe=stream.node.pipe;if((stream.flags&2097155)===1){return 256|4}if(pipe.buckets.length>0){for(var i=0;i0){return 64|1}}}return 0},ioctl(stream,request,varargs){return 28},fsync(stream){return 28},read(stream,buffer,offset,length,position){var pipe=stream.node.pipe;var currentLength=0;for(var i=0;i=dataLen){currBucket.buffer.set(data,currBucket.offset);currBucket.offset+=dataLen;return dataLen}else if(freeBytesInCurrBuffer>0){currBucket.buffer.set(data.subarray(0,freeBytesInCurrBuffer),currBucket.offset);currBucket.offset+=freeBytesInCurrBuffer;data=data.subarray(freeBytesInCurrBuffer,data.byteLength)}var numBuckets=data.byteLength/PIPEFS.BUCKET_BUFFER_SIZE|0;var remElements=data.byteLength%PIPEFS.BUCKET_BUFFER_SIZE;for(var i=0;i0){var newBucket={buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:data.byteLength,roffset:0};pipe.buckets.push(newBucket);newBucket.buffer.set(data)}return dataLen},close(stream){var pipe=stream.node.pipe;pipe.refcnt--;if(pipe.refcnt===0){pipe.buckets=null}}},nextname(){if(!PIPEFS.nextname.current){PIPEFS.nextname.current=0}return"pipe["+PIPEFS.nextname.current+++"]"}};function ___syscall_pipe(fdPtr){try{if(fdPtr==0){throw new FS.ErrnoError(21)}var res=PIPEFS.createPipe();HEAP32[fdPtr>>2]=res.readable_fd;HEAP32[fdPtr+4>>2]=res.writable_fd;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_poll(fds,nfds,timeout){try{var nonzero=0;for(var i=0;i>2];var events=HEAP16[pollfd+4>>1];var mask=32;var stream=FS.getStream(fd);if(stream){mask=SYSCALLS.DEFAULT_POLLMASK;if (stream.stream_ops?.poll){mask=stream.stream_ops.poll(stream,-1)}}mask&=events|8|16;if(mask)nonzero++;HEAP16[pollfd+6>>1]=mask}return nonzero}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_readlinkat(dirfd,path,buf,bufsize){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(bufsize<=0)return-28;var ret=FS.readlink(path);var len=Math.min(bufsize,lengthBytesUTF8(ret));var endChar=HEAP8[buf+len];stringToUTF8(ret,buf,bufsize+1);HEAP8[buf+len]=endChar;return len}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_recvfrom(fd,buf,len,flags,addr,addrlen){try{var sock=getSocketFromFD(fd);var msg=sock.sock_ops.recvmsg(sock, len, typeof flags !== "undefined" ? flags : 0);if(!msg)return 0;if(addr){var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(msg.addr),msg.port,addrlen)}HEAPU8.set(msg.buffer,buf);return msg.buffer.byteLength}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_renameat(olddirfd,oldpath,newdirfd,newpath){try{oldpath=SYSCALLS.getStr(oldpath);newpath=SYSCALLS.getStr(newpath);oldpath=SYSCALLS.calculateAt(olddirfd,oldpath);newpath=SYSCALLS.calculateAt(newdirfd,newpath);FS.rename(oldpath,newpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_rmdir(path){try{path=SYSCALLS.getStr(path);FS.rmdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_sendto(fd,message,length,flags,addr,addr_len){try{var sock=getSocketFromFD(fd);if(!addr){return FS.write(sock.stream,HEAP8,message,length)}var dest=getSocketAddress(addr,addr_len);return sock.sock_ops.sendmsg(sock,HEAP8,message,length,dest.addr,dest.port)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_socket(domain,type,protocol){try{var sock=SOCKFS.createSocket(domain,type,protocol);return sock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_stat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_statfs64(path,size,buf){try{var stats=FS.statfs(SYSCALLS.getStr(path));HEAP32[buf+4>>2]=stats.bsize;HEAP32[buf+40>>2]=stats.bsize;HEAP32[buf+8>>2]=stats.blocks;HEAP32[buf+12>>2]=stats.bfree;HEAP32[buf+16>>2]=stats.bavail;HEAP32[buf+20>>2]=stats.files;HEAP32[buf+24>>2]=stats.ffree;HEAP32[buf+28>>2]=stats.fsid;HEAP32[buf+44>>2]=stats.flags;HEAP32[buf+36>>2]=stats.namelen;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_symlinkat(target,dirfd,linkpath){try{target=SYSCALLS.getStr(target);linkpath=SYSCALLS.getStr(linkpath);linkpath=SYSCALLS.calculateAt(dirfd,linkpath);FS.symlink(target,linkpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_unlinkat(dirfd,path,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(flags===0){FS.unlink(path)}else if(flags===512){FS.rmdir(path)}else{abort("Invalid flags passed to unlinkat")}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var readI53FromI64=ptr=>HEAPU32[ptr>>2]+HEAP32[ptr+4>>2]*4294967296;function ___syscall_utimensat(dirfd,path,times,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path,true);var now=Date.now(),atime,mtime;if(!times){atime=now;mtime=now}else{var seconds=readI53FromI64(times);var nanoseconds=HEAP32[times+8>>2];if(nanoseconds==1073741823){atime=now}else if(nanoseconds==1073741822){atime=null}else{atime=seconds*1e3+nanoseconds/(1e3*1e3)}times+=16;seconds=readI53FromI64(times);nanoseconds=HEAP32[times+8>>2];if(nanoseconds==1073741823){mtime=now}else if(nanoseconds==1073741822){mtime=null}else{mtime=seconds*1e3+nanoseconds/(1e3*1e3)}}if((mtime??atime)!==null){FS.utime(path,atime,mtime)}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var __abort_js=()=>abort("");var __emscripten_lookup_name=name=>{var nameString=UTF8ToString(name);return inetPton4(DNS.lookup_name(nameString))};var __emscripten_memcpy_js=(dest,src,num)=>HEAPU8.copyWithin(dest,src,src+num);var runtimeKeepaliveCounter=0;var __emscripten_runtime_keepalive_clear=()=>{noExitRuntime=false;runtimeKeepaliveCounter=0};function __gmtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getUTCSeconds();HEAP32[tmPtr+4>>2]=date.getUTCMinutes();HEAP32[tmPtr+8>>2]=date.getUTCHours();HEAP32[tmPtr+12>>2]=date.getUTCDate();HEAP32[tmPtr+16>>2]=date.getUTCMonth();HEAP32[tmPtr+20>>2]=date.getUTCFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getUTCDay();var start=Date.UTC(date.getUTCFullYear(),0,1,0,0,0,0);var yday=(date.getTime()-start)/(1e3*60*60*24)|0;HEAP32[tmPtr+28>>2]=yday}var isLeapYear=year=>year%4===0&&(year%100!==0||year%400===0);var MONTH_DAYS_LEAP_CUMULATIVE=[0,31,60,91,121,152,182,213,244,274,305,335];var MONTH_DAYS_REGULAR_CUMULATIVE=[0,31,59,90,120,151,181,212,243,273,304,334];var ydayFromDate=date=>{var leap=isLeapYear(date.getFullYear());var monthDaysCumulative=leap?MONTH_DAYS_LEAP_CUMULATIVE:MONTH_DAYS_REGULAR_CUMULATIVE;var yday=monthDaysCumulative[date.getMonth()]+date.getDate()-1;return yday};function __localtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr+36>>2]=-(date.getTimezoneOffset()*60);var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dst=(summerOffset!=winterOffset&&date.getTimezoneOffset()==Math.min(winterOffset,summerOffset))|0;HEAP32[tmPtr+32>>2]=dst}var setTempRet0=val=>__emscripten_tempret_set(val);var __mktime_js=function(tmPtr){var ret=(()=>{var date=new Date(HEAP32[tmPtr+20>>2]+1900,HEAP32[tmPtr+16>>2],HEAP32[tmPtr+12>>2],HEAP32[tmPtr+8>>2],HEAP32[tmPtr+4>>2],HEAP32[tmPtr>>2],0);var dst=HEAP32[tmPtr+32>>2];var guessedOffset=date.getTimezoneOffset();var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dstOffset=Math.min(winterOffset,summerOffset);if(dst<0){HEAP32[tmPtr+32>>2]=Number(summerOffset!=winterOffset&&dstOffset==guessedOffset)}else if(dst>0!=(dstOffset==guessedOffset)){var nonDstOffset=Math.max(winterOffset,summerOffset);var trueOffset=dst>0?dstOffset:nonDstOffset;date.setTime(date.getTime()+(trueOffset-guessedOffset)*6e4)}HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getYear();var timeMs=date.getTime();if(isNaN(timeMs)){return-1}return timeMs/1e3})();return setTempRet0((tempDouble=ret,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)),ret>>>0};function __mmap_js(len,prot,flags,fd,offset_low,offset_high,allocated,addr){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);var res=FS.mmap(stream,len,offset,prot,flags);var ptr=res.ptr;HEAP32[allocated>>2]=res.allocated;HEAPU32[addr>>2]=ptr;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function __munmap_js(addr,len,prot,flags,fd,offset_low,offset_high){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{var stream=SYSCALLS.getStreamFromFD(fd);if(prot&2){SYSCALLS.doMsync(addr,stream,len,flags,offset)}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var timers={};var handleException=e=>{if(e instanceof ExitStatus||e=="unwind"){return EXITSTATUS}quit_(1,e)};var keepRuntimeAlive=()=>noExitRuntime||runtimeKeepaliveCounter>0;var _proc_exit=code=>{EXITSTATUS=code;if(!keepRuntimeAlive()){Module["onExit"]?.(code);ABORT=true}quit_(code,new ExitStatus(code))};var exitJS=(status,implicit)=>{EXITSTATUS=status;if(!keepRuntimeAlive()){exitRuntime()}_proc_exit(status)};var _exit=exitJS;Module["_exit"]=_exit;var maybeExit=()=>{if(runtimeExited){return}if(!keepRuntimeAlive()){try{_exit(EXITSTATUS)}catch(e){handleException(e)}}};var callUserCallback=func=>{if(runtimeExited||ABORT){return}try{func();maybeExit()}catch(e){handleException(e)}};var _emscripten_get_now=()=>performance.now();var __setitimer_js=(which,timeout_ms)=>{if(timers[which]){clearTimeout(timers[which].id);delete timers[which]}if(!timeout_ms)return 0;var id=setTimeout(()=>{delete timers[which];callUserCallback(()=>__emscripten_timeout(which,_emscripten_get_now()))},timeout_ms);timers[which]={id,timeout_ms};return 0};var __tzset_js=(timezone,daylight,std_name,dst_name)=>{var currentYear=(new Date).getFullYear();var winter=new Date(currentYear,0,1);var summer=new Date(currentYear,6,1);var winterOffset=winter.getTimezoneOffset();var summerOffset=summer.getTimezoneOffset();var stdTimezoneOffset=Math.max(winterOffset,summerOffset);HEAPU32[timezone>>2]=stdTimezoneOffset*60;HEAP32[daylight>>2]=Number(winterOffset!=summerOffset);var extractZone=timezoneOffset=>{var sign=timezoneOffset>=0?"-":"+";var absOffset=Math.abs(timezoneOffset);var hours=String(Math.floor(absOffset/60)).padStart(2,"0");var minutes=String(absOffset%60).padStart(2,"0");return`UTC${sign}${hours}${minutes}`};var winterName=extractZone(winterOffset);var summerName=extractZone(summerOffset);if(summerOffsetDate.now();var nowIsMonotonic=1;var checkWasiClock=clock_id=>clock_id>=0&&clock_id<=3;function _clock_time_get(clk_id,ignored_precision_low,ignored_precision_high,ptime){var ignored_precision=convertI32PairToI53Checked(ignored_precision_low,ignored_precision_high);if(!checkWasiClock(clk_id)){return 28}var now;if(clk_id===0){now=_emscripten_date_now()}else if(nowIsMonotonic){now=_emscripten_get_now()}else{return 52}var nsec=Math.round(now*1e3*1e3);tempI64=[nsec>>>0,(tempDouble=nsec,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[ptime>>2]=tempI64[0],HEAP32[ptime+4>>2]=tempI64[1];return 0}var getHeapMax=()=>2147483648;var _emscripten_get_heap_max=()=>getHeapMax();var growMemory=size=>{var b=wasmMemory.buffer;var pages=(size-b.byteLength+65535)/65536|0;try{wasmMemory.grow(pages);updateMemoryViews();return 1}catch(e){}};var _emscripten_resize_heap=requestedSize=>{var oldSize=HEAPU8.length;requestedSize>>>=0;var maxHeapSize=getHeapMax();if(requestedSize>maxHeapSize){return false}for(var cutDown=1;cutDown<=4;cutDown*=2){var overGrownHeapSize=oldSize*(1+.2/cutDown);overGrownHeapSize=Math.min(overGrownHeapSize,requestedSize+100663296);var newSize=Math.min(maxHeapSize,alignMemory(Math.max(requestedSize,overGrownHeapSize),65536));var replacement=growMemory(newSize);if(replacement){return true}}return false};var runtimeKeepalivePush=()=>{runtimeKeepaliveCounter+=1};var runtimeKeepalivePop=()=>{runtimeKeepaliveCounter-=1};var safeSetTimeout=(func,timeout)=>{runtimeKeepalivePush();return setTimeout(()=>{runtimeKeepalivePop();callUserCallback(func)},timeout)};var _emscripten_sleep=ms=>Asyncify.handleSleep(wakeUp=>safeSetTimeout(wakeUp,ms));Module["_emscripten_sleep"]=_emscripten_sleep;_emscripten_sleep.isAsync=true;var ENV = PHPLoader.ENV || {};var getExecutableName=()=>thisProgram||"./this.program";var getEnvStrings=()=>{if(!getEnvStrings.strings){var lang=(typeof navigator=="object"&&navigator.languages&&navigator.languages[0]||"C").replace("-","_")+".UTF-8";var env={USER:"web_user",LOGNAME:"web_user",PATH:"/",PWD:"/",HOME:"/home/web_user",LANG:lang,_:getExecutableName()};for(var x in ENV){if(ENV[x]===undefined)delete env[x];else env[x]=ENV[x]}var strings=[];for(var x in env){strings.push(`${x}=${env[x]}`)}getEnvStrings.strings=strings}return getEnvStrings.strings};var stringToAscii=(str,buffer)=>{for(var i=0;i{var bufSize=0;getEnvStrings().forEach((string,i)=>{var ptr=environ_buf+bufSize;HEAPU32[__environ+i*4>>2]=ptr;stringToAscii(string,ptr);bufSize+=string.length+1});return 0};var _environ_sizes_get=(penviron_count,penviron_buf_size)=>{var strings=getEnvStrings();HEAPU32[penviron_count>>2]=strings.length;var bufSize=0;strings.forEach(string=>bufSize+=string.length+1);HEAPU32[penviron_buf_size>>2]=bufSize;return 0};function _fd_close(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);FS.close(stream);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_fdstat_get(fd,pbuf){try{var rightsBase=0;var rightsInheriting=0;var flags=0;{var stream=SYSCALLS.getStreamFromFD(fd);var type=stream.tty?2:FS.isDir(stream.mode)?3:FS.isLink(stream.mode)?7:4}HEAP8[pbuf]=type;HEAP16[pbuf+2>>1]=flags;tempI64=[rightsBase>>>0,(tempDouble=rightsBase,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+8>>2]=tempI64[0],HEAP32[pbuf+12>>2]=tempI64[1];tempI64=[rightsInheriting>>>0,(tempDouble=rightsInheriting,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+16>>2]=tempI64[0],HEAP32[pbuf+20>>2]=tempI64[1];return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var doReadv=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.read(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(curr>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_seek(fd,offset_low,offset_high,whence,newOffset){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);FS.llseek(stream,offset,whence);tempI64=[stream.position>>>0,(tempDouble=stream.position,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[newOffset>>2]=tempI64[0],HEAP32[newOffset+4>>2]=tempI64[1];if(stream.getdents&&offset===0&&whence===0)stream.getdents=null;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var _fd_sync=function(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);return Asyncify.handleSleep(wakeUp=>{var mount=stream.node.mount;if(!mount.type.syncfs){wakeUp(0);return}mount.type.syncfs(mount,false,err=>{if(err){wakeUp(29);return}wakeUp(0)})})}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}};_fd_sync.isAsync=true;var doWritev=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.write(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(curr>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var _getaddrinfo=(node,service,hint,out)=>{var addr=0;var port=0;var flags=0;var family=0;var type=0;var proto=0;var ai;function allocaddrinfo(family,type,proto,canon,addr,port){var sa,salen,ai;var errno;salen=family===10?28:16;addr=family===10?inetNtop6(addr):inetNtop4(addr);sa=_malloc(salen);errno=writeSockaddr(sa,family,addr,port);assert(!errno);ai=_malloc(32);HEAP32[ai+4>>2]=family;HEAP32[ai+8>>2]=type;HEAP32[ai+12>>2]=proto;HEAPU32[ai+24>>2]=canon;HEAPU32[ai+20>>2]=sa;if(family===10){HEAP32[ai+16>>2]=28}else{HEAP32[ai+16>>2]=16}HEAP32[ai+28>>2]=0;return ai}if(hint){flags=HEAP32[hint>>2];family=HEAP32[hint+4>>2];type=HEAP32[hint+8>>2];proto=HEAP32[hint+12>>2]}if(type&&!proto){proto=type===2?17:6}if(!type&&proto){type=proto===17?2:1}if(proto===0){proto=6}if(type===0){type=1}if(!node&&!service){return-2}if(flags&~(1|2|4|1024|8|16|32)){return-1}if(hint!==0&&HEAP32[hint>>2]&2&&!node){return-1}if(flags&32){return-2}if(type!==0&&type!==1&&type!==2){return-7}if(family!==0&&family!==2&&family!==10){return-6}if(service){service=UTF8ToString(service);port=parseInt(service,10);if(isNaN(port)){if(flags&1024){return-2}return-8}}if(!node){if(family===0){family=2}if((flags&1)===0){if(family===2){addr=_htonl(2130706433)}else{addr=[0,0,0,_htonl(1)]}}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0}node=UTF8ToString(node);addr=inetPton4(node);if(addr!==null){if(family===0||family===2){family=2}else if(family===10&&flags&8){addr=[0,0,_htonl(65535),addr];family=10}else{return-2}}else{addr=inetPton6(node);if(addr!==null){if(family===0||family===10){family=10}else{return-2}}}if(addr!=null){ai=allocaddrinfo(family,type,proto,node,addr,port);HEAPU32[out>>2]=ai;return 0}if(flags&4){return-2}node=DNS.lookup_name(node);addr=inetPton4(node);if(family===0){family=2}else if(family===10){addr=[0,0,_htonl(65535),addr]}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0};var _getnameinfo=(sa,salen,node,nodelen,serv,servlen,flags)=>{var info=readSockaddr(sa,salen);if(info.errno){return-6}var port=info.port;var addr=info.addr;var overflowed=false;if(node&&nodelen){var lookup;if(flags&1||!(lookup=DNS.lookup_addr(addr))){if(flags&8){return-2}}else{addr=lookup}var numBytesWrittenExclNull=stringToUTF8(addr,node,nodelen);if(numBytesWrittenExclNull+1>=nodelen){overflowed=true}}if(serv&&servlen){port=""+port;var numBytesWrittenExclNull=stringToUTF8(port,serv,servlen);if(numBytesWrittenExclNull+1>=servlen){overflowed=true}}if(overflowed){return-12}return 0};var Protocols={list:[],map:{}};var _setprotoent=stayopen=>{function allocprotoent(name,proto,aliases){var nameBuf=_malloc(name.length+1);stringToAscii(name,nameBuf);var j=0;var length=aliases.length;var aliasListBuf=_malloc((length+1)*4);for(var i=0;i>2]=aliasBuf}HEAPU32[aliasListBuf+j>>2]=0;var pe=_malloc(12);HEAPU32[pe>>2]=nameBuf;HEAPU32[pe+4>>2]=aliasListBuf;HEAP32[pe+8>>2]=proto;return pe}var list=Protocols.list;var map=Protocols.map;if(list.length===0){var entry=allocprotoent("tcp",6,["TCP"]);list.push(entry);map["tcp"]=map["6"]=entry;entry=allocprotoent("udp",17,["UDP"]);list.push(entry);map["udp"]=map["17"]=entry}_setprotoent.index=0};var _getprotobyname=name=>{name=UTF8ToString(name);_setprotoent(true);var result=Protocols.map[name];return result};var _getprotobynumber=number=>{_setprotoent(true);var result=Protocols.map[number];return result};var stackAlloc=sz=>__emscripten_stack_alloc(sz);var stringToUTF8OnStack=str=>{var size=lengthBytesUTF8(str)+1;var ret=stackAlloc(size);stringToUTF8(str,ret,size);return ret};var allocateUTF8OnStack=stringToUTF8OnStack;var PHPWASM={init:function(){FS.mkdir("/internal");FS.mkdir("/internal/shared");FS.mkdir("/internal/shared/preload");PHPWASM.EventEmitter=ENVIRONMENT_IS_NODE?require("events").EventEmitter:class EventEmitter{constructor(){this.listeners={}}emit(eventName,data){if(this.listeners[eventName]){this.listeners[eventName].forEach(callback=>{callback(data)})}}once(eventName,callback){const self=this;function removedCallback(){callback(...arguments);self.removeListener(eventName,removedCallback)}this.on(eventName,removedCallback)}removeAllListeners(eventName){if(eventName){delete this.listeners[eventName]}else{this.listeners={}}}removeListener(eventName,callback){if(this.listeners[eventName]){const idx=this.listeners[eventName].indexOf(callback);if(idx!==-1){this.listeners[eventName].splice(idx,1)}}}};PHPWASM.child_proc_by_fd={};PHPWASM.child_proc_by_pid={};PHPWASM.input_devices={}},getAllWebSockets:function(sock){const webSockets=new Set;if(sock.server){sock.server.clients.forEach(ws=>{webSockets.add(ws)})}for(const peer of PHPWASM.getAllPeers(sock)){webSockets.add(peer.socket)}return Array.from(webSockets)},getAllPeers:function(sock){const peers=new Set;if(sock.server){sock.pending.filter(pending=>pending.peers).forEach(pending=>{for(const peer of Object.values(pending.peers)){peers.add(peer)}})}if(sock.peers){for(const peer of Object.values(sock.peers)){peers.add(peer)}}return Array.from(peers)},awaitData:function(ws){return PHPWASM.awaitEvent(ws,"message")},awaitConnection:function(ws){if(ws.OPEN===ws.readyState){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"open")},awaitClose:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"close")},awaitError:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"error")},awaitEvent:function(ws,event){let resolve;const listener=()=>{resolve()};const promise=new Promise(function(_resolve){resolve=_resolve;ws.once(event,listener)});const cancel=()=>{ws.removeListener(event,listener);setTimeout(resolve)};return[promise,cancel]},noop:function(){},spawnProcess:function(command,args,options){if(Module["spawnProcess"]){const spawnedPromise=Module["spawnProcess"](command,args,options);return Promise.resolve(spawnedPromise).then(function(spawned){if(!spawned||!spawned.on){throw new Error("spawnProcess() must return an EventEmitter but returned a different type.")}return spawned})}if(ENVIRONMENT_IS_NODE){return require("child_process").spawn(command,args,{...options,shell:true,stdio:["pipe","pipe","pipe"],timeout:100})}const e=new Error("popen(), proc_open() etc. are unsupported in the browser. Call php.setSpawnHandler() "+"and provide a callback to handle spawning processes, or disable a popen(), proc_open() "+"and similar functions via php.ini.");e.code="SPAWN_UNSUPPORTED";throw e},shutdownSocket:function(socketd,how){const sock=getSocketFromFD(socketd);const peer=Object.values(sock.peers)[0];if(!peer){return-1}try{peer.socket.close();SOCKFS.websocket_sock_ops.removePeer(sock,peer);return 0}catch(e){console.log("Socket shutdown error",e);return-1}}};function _js_create_input_device(deviceId){let dataBuffer=[];let dataCallback;const filename="proc_id_"+deviceId;const device=FS.createDevice("/dev",filename,function(){},function(byte){try{dataBuffer.push(byte);if(dataCallback){dataCallback(new Uint8Array(dataBuffer));dataBuffer=[]}}catch(e){console.error(e);throw e}});const devicePath="/dev/"+filename;PHPWASM.input_devices[deviceId]={devicePath,onData:function(cb){dataCallback=cb;dataBuffer.forEach(function(data){cb(data)});dataBuffer.length=0}};return allocateUTF8OnStack(devicePath)}function _js_open_process(command,argsPtr,argsLength,descriptorsPtr,descriptorsLength,cwdPtr,cwdLength,envPtr,envLength){if(!command){return 1}const cmdstr=UTF8ToString(command);if(!cmdstr.length){return 0}let argsArray=[];if(argsLength){for(var i=0;i>2]))}}const cwdstr=cwdPtr?UTF8ToString(cwdPtr):null;let envObject=null;if(envLength){envObject={};for(var i=0;i>2]);const splitAt=envEntry.indexOf("=");if(splitAt===-1){continue}const key=envEntry.substring(0,splitAt);const value=envEntry.substring(splitAt+1);envObject[key]=value}}var std={};for(var i=0;i>2];std[HEAPU32[descriptorPtr>>2]]={child:HEAPU32[descriptorPtr+4>>2],parent:HEAPU32[descriptorPtr+8>>2]}}return Asyncify.handleSleep(async wakeUp=>{let cp;try{const options={};if(cwdstr!==null){options.cwd=cwdstr}if(envObject!==null){options.env=envObject}cp=PHPWASM.spawnProcess(cmdstr,argsArray,options);if(cp instanceof Promise){cp=await cp}}catch(e){if(e.code==="SPAWN_UNSUPPORTED"){wakeUp(1);return}console.error(e);wakeUp(1);throw e}const ProcInfo={pid:cp.pid,exited:false,stdinFd:std[0]?.child,stdinIsDevice:std[0]?.child in PHPWASM.input_devices,stdoutChildFd:std[1]?.child,stdoutParentFd:std[1]?.parent,stderrChildFd:std[2]?.child,stderrParentFd:std[2]?.parent,stdout:new PHPWASM.EventEmitter,stderr:new PHPWASM.EventEmitter};if(ProcInfo.stdoutChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutChildFd]=ProcInfo;if(ProcInfo.stderrChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrChildFd]=ProcInfo;if(ProcInfo.stdoutParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutParentFd]=ProcInfo;if(ProcInfo.stderrParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrParentFd]=ProcInfo;PHPWASM.child_proc_by_pid[ProcInfo.pid]=ProcInfo;cp.on("exit",function(code){ProcInfo.exitCode=code;ProcInfo.exited=true;ProcInfo.stdout.emit("data");ProcInfo.stderr.emit("data")});if(ProcInfo.stdoutChildFd){const stdoutStream=SYSCALLS.getStreamFromFD(ProcInfo.stdoutChildFd);let stdoutAt=0;cp.stdout.on("data",function(data){ProcInfo.stdout.emit("data",data);stdoutStream.stream_ops.write(stdoutStream,data,0,data.length,stdoutAt);stdoutAt+=data.length})}if(ProcInfo.stderrChildFd){const stderrStream=SYSCALLS.getStreamFromFD(ProcInfo.stderrChildFd);let stderrAt=0;cp.stderr.on("data",function(data){ProcInfo.stderr.emit("data",data);stderrStream.stream_ops.write(stderrStream,data,0,data.length,stderrAt);stderrAt+=data.length})}try{await new Promise((resolve,reject)=>{cp.on("spawn",resolve);cp.on("error",reject)})}catch(e){console.error(e);wakeUp(1);return}if(ProcInfo.stdinIsDevice){PHPWASM.input_devices[ProcInfo.stdinFd].onData(function(data){if(!data)return;if(typeof data==="number"){data=new Uint8Array([data])}const dataStr=new TextDecoder("utf-8").decode(data);cp.stdin.write(dataStr)});wakeUp(ProcInfo.pid);return}if(ProcInfo.stdinFd){const stdinStream=SYSCALLS.getStreamFromFD(ProcInfo.stdinFd);if(stdinStream.node){const CHUNK_SIZE=1024;const buffer=new Uint8Array(CHUNK_SIZE);let offset=0;while(true){const bytesRead=stdinStream.stream_ops.read(stdinStream,buffer,0,CHUNK_SIZE,offset);if(bytesRead===null||bytesRead===0){break}try{cp.stdin.write(buffer.subarray(0,bytesRead))}catch(e){console.error(e);return 1}if(bytesRead>2]=PHPWASM.child_proc_by_pid[pid].exitCode;return 1}return 0}function _js_waitpid(pid,exitCodePtr){if(!PHPWASM.child_proc_by_pid[pid]){return-1}return Asyncify.handleSleep(wakeUp=>{const poll=function(){if(PHPWASM.child_proc_by_pid[pid]?.exited){HEAPU32[exitCodePtr>>2]=PHPWASM.child_proc_by_pid[pid].exitCode;wakeUp(pid)}else{setTimeout(poll,50)}};poll()})}var arraySum=(array,index)=>{var sum=0;for(var i=0;i<=index;sum+=array[i++]){}return sum};var MONTH_DAYS_LEAP=[31,29,31,30,31,30,31,31,30,31,30,31];var MONTH_DAYS_REGULAR=[31,28,31,30,31,30,31,31,30,31,30,31];var addDays=(date,days)=>{var newDate=new Date(date.getTime());while(days>0){var leap=isLeapYear(newDate.getFullYear());var currentMonth=newDate.getMonth();var daysInCurrentMonth=(leap?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR)[currentMonth];if(days>daysInCurrentMonth-newDate.getDate()){days-=daysInCurrentMonth-newDate.getDate()+1;newDate.setDate(1);if(currentMonth<11){newDate.setMonth(currentMonth+1)}else{newDate.setMonth(0);newDate.setFullYear(newDate.getFullYear()+1)}}else{newDate.setDate(newDate.getDate()+days);return newDate}}return newDate};var _strptime=(buf,format,tm)=>{var pattern=UTF8ToString(format);var SPECIAL_CHARS="\\!@#$^&*()+=-[]/{}|:<>?,.";for(var i=0,ii=SPECIAL_CHARS.length;iEQUIVALENT_MATCHERS[c]||m).replace(/%(.)/g,(_,c)=>{let pat=DATE_PATTERNS[c];if(pat){capture.push(c);return`(${pat})`}else{return c}}).replace(/\s+/g,"\\s*");var matches=new RegExp("^"+pattern_out,"i").exec(UTF8ToString(buf));function initDate(){function fixup(value,min,max){return typeof value!="number"||isNaN(value)?min:value>=min?value<=max?value:max:min}return{year:fixup(HEAP32[tm+20>>2]+1900,1970,9999),month:fixup(HEAP32[tm+16>>2],0,11),day:fixup(HEAP32[tm+12>>2],1,31),hour:fixup(HEAP32[tm+8>>2],0,23),min:fixup(HEAP32[tm+4>>2],0,59),sec:fixup(HEAP32[tm>>2],0,59),gmtoff:0}}if(matches){var date=initDate();var value;var getMatch=symbol=>{var pos=capture.indexOf(symbol);if(pos>=0){return matches[pos+1]}return};if(value=getMatch("S")){date.sec=jstoi_q(value)}if(value=getMatch("M")){date.min=jstoi_q(value)}if(value=getMatch("H")){date.hour=jstoi_q(value)}else if(value=getMatch("I")){var hour=jstoi_q(value);if(value=getMatch("p")){hour+=value.toUpperCase()[0]==="P"?12:0}date.hour=hour}if(value=getMatch("Y")){date.year=jstoi_q(value)}else if(value=getMatch("y")){var year=jstoi_q(value);if(value=getMatch("C")){year+=jstoi_q(value)*100}else{year+=year<69?2e3:1900}date.year=year}if(value=getMatch("m")){date.month=jstoi_q(value)-1}else if(value=getMatch("b")){date.month=MONTH_NUMBERS[value.substring(0,3).toUpperCase()]||0}if(value=getMatch("d")){date.day=jstoi_q(value)}else if(value=getMatch("j")){var day=jstoi_q(value);var leapYear=isLeapYear(date.year);for(var month=0;month<12;++month){var daysUntilMonth=arraySum(leapYear?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,month-1);if(day<=daysUntilMonth+(leapYear?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR)[month]){date.day=day-daysUntilMonth}}}else if(value=getMatch("a")){var weekDay=value.substring(0,3).toUpperCase();if(value=getMatch("U")){var weekDayNumber=DAY_NUMBERS_SUN_FIRST[weekDay];var weekNumber=jstoi_q(value);var janFirst=new Date(date.year,0,1);var endDate;if(janFirst.getDay()===0){endDate=addDays(janFirst,weekDayNumber+7*(weekNumber-1))}else{endDate=addDays(janFirst,7-janFirst.getDay()+weekDayNumber+7*(weekNumber-1))}date.day=endDate.getDate();date.month=endDate.getMonth()}else if(value=getMatch("W")){var weekDayNumber=DAY_NUMBERS_MON_FIRST[weekDay];var weekNumber=jstoi_q(value);var janFirst=new Date(date.year,0,1);var endDate;if(janFirst.getDay()===1){endDate=addDays(janFirst,weekDayNumber+7*(weekNumber-1))}else{endDate=addDays(janFirst,7-janFirst.getDay()+1+weekDayNumber+7*(weekNumber-1))}date.day=endDate.getDate();date.month=endDate.getMonth()}}if(value=getMatch("z")){if(value.toLowerCase()==="z"){date.gmtoff=0}else{var match=value.match(/^((?:\-|\+)\d\d):?(\d\d)?/);date.gmtoff=match[1]*3600;if(match[2]){date.gmtoff+=date.gmtoff>0?match[2]*60:-match[2]*60}}}var fullDate=new Date(date.year,date.month,date.day,date.hour,date.min,date.sec,0);HEAP32[tm>>2]=fullDate.getSeconds();HEAP32[tm+4>>2]=fullDate.getMinutes();HEAP32[tm+8>>2]=fullDate.getHours();HEAP32[tm+12>>2]=fullDate.getDate();HEAP32[tm+16>>2]=fullDate.getMonth();HEAP32[tm+20>>2]=fullDate.getFullYear()-1900;HEAP32[tm+24>>2]=fullDate.getDay();HEAP32[tm+28>>2]=arraySum(isLeapYear(fullDate.getFullYear())?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,fullDate.getMonth()-1)+fullDate.getDate()-1;HEAP32[tm+32>>2]=0;HEAP32[tm+36>>2]=date.gmtoff;return buf+intArrayFromString(matches[0]).length-1}return 0};function _wasm_setsockopt(socketd,level,optionName,optionValuePtr,optionLen){const optionValue=HEAPU8[optionValuePtr];const SOL_SOCKET=1;const SO_KEEPALIVE=9;const IPPROTO_TCP=6;const TCP_NODELAY=1;const isSupported=level===SOL_SOCKET&&optionName===SO_KEEPALIVE||level===IPPROTO_TCP&&optionName===TCP_NODELAY;if(!isSupported){console.warn(`Unsupported socket option: ${level}, ${optionName}, ${optionValue}`);return-1}const ws=PHPWASM.getAllWebSockets(socketd)[0];if(!ws){return-1}ws.setSocketOpt(level,optionName,optionValuePtr);return 0}var Asyncify={instrumentWasmImports(imports){var importPattern=/^(js_open_process|js_waitpid|js_process_status|js_create_input_device|wasm_setsockopt|wasm_shutdown|wasm_close|invoke_.*|__asyncjs__.*)$/;for(let[x,original]of Object.entries(imports)){if(typeof original=="function"){let isAsyncifyImport=original.isAsync||importPattern.test(x);if(isAsyncifyImport){imports[x]=original=new WebAssembly.Suspending(original)}}}},instrumentWasmExports(exports){var exportPattern=/^(wasm_sleep|wasm_read|emscripten_sleep|wasm_sapi_handle_request|wasm_sapi_request_shutdown|wasm_poll_socket|wrap_select|__wrap_select|select|php_pollfd_for|fflush|wasm_popen|wasm_read|wasm_php_exec|run_cli|main|__main_argc_argv)$/;Asyncify.asyncExports=new Set;var ret={};for(let[x,original]of Object.entries(exports)){if(typeof original=="function"){let isAsyncifyExport=exportPattern.test(x);if(isAsyncifyExport){Asyncify.asyncExports.add(original);original=Asyncify.makeAsyncFunction(original)}ret[x]=(...args)=>original(...args)}else{ret[x]=original}}return ret},asyncExports:null,isAsyncExport(func){return Asyncify.asyncExports?.has(func)},handleAsync:async startAsync=>{runtimeKeepalivePush();try{return await startAsync()}finally{runtimeKeepalivePop()}},handleSleep(startAsync){return Asyncify.handleAsync(()=>new Promise(startAsync))},makeAsyncFunction(original){return WebAssembly.promising(original)}};var getCFunc=ident=>{var func=Module["_"+ident];return func};var writeArrayToMemory=(array,buffer)=>{HEAP8.set(array,buffer)};var stackSave=()=>_emscripten_stack_get_current();var stackRestore=val=>__emscripten_stack_restore(val);var ccall=(ident,returnType,argTypes,args,opts)=>{var toC={string:str=>{var ret=0;if(str!==null&&str!==undefined&&str!==0){ret=stringToUTF8OnStack(str)}return ret},array:arr=>{var ret=stackAlloc(arr.length);writeArrayToMemory(arr,ret);return ret}};function convertReturnValue(ret){if(returnType==="string"){return UTF8ToString(ret)}if(returnType==="boolean")return Boolean(ret);return ret}var func=getCFunc(ident);var cArgs=[];var stack=0;if(args){for(var i=0;iFS.unlink(path);var FS_createLazyFile=FS.createLazyFile;var FS_createDevice=FS.createDevice;FS.createPreloadedFile=FS_createPreloadedFile;FS.staticInit();Module["FS_createPath"]=FS.createPath;Module["FS_createDataFile"]=FS.createDataFile;Module["FS_createPreloadedFile"]=FS.createPreloadedFile;Module["FS_unlink"]=FS.unlink;Module["FS_createLazyFile"]=FS.createLazyFile;Module["FS_createDevice"]=FS.createDevice;MEMFS.doesNotExistError=new FS.ErrnoError(44);MEMFS.doesNotExistError.stack="";PHPWASM.init();var wasmImports={__assert_fail:___assert_fail,__asyncjs__js_fd_read,__asyncjs__js_module_onMessage,__asyncjs__js_popen_to_file,__asyncjs__wasm_poll_socket,__call_sighandler:___call_sighandler,__syscall_accept4:___syscall_accept4,__syscall_bind:___syscall_bind,__syscall_chdir:___syscall_chdir,__syscall_chmod:___syscall_chmod,__syscall_connect:___syscall_connect,__syscall_dup:___syscall_dup,__syscall_dup3:___syscall_dup3,__syscall_faccessat:___syscall_faccessat,__syscall_fchmod:___syscall_fchmod,__syscall_fchown32:___syscall_fchown32,__syscall_fchownat:___syscall_fchownat,__syscall_fcntl64:___syscall_fcntl64,__syscall_fstat64:___syscall_fstat64,__syscall_ftruncate64:___syscall_ftruncate64,__syscall_getcwd:___syscall_getcwd,__syscall_getdents64:___syscall_getdents64,__syscall_getpeername:___syscall_getpeername,__syscall_getsockname:___syscall_getsockname,__syscall_getsockopt:___syscall_getsockopt,__syscall_ioctl:___syscall_ioctl,__syscall_listen:___syscall_listen,__syscall_lstat64:___syscall_lstat64,__syscall_mkdirat:___syscall_mkdirat,__syscall_newfstatat:___syscall_newfstatat,__syscall_openat:___syscall_openat,__syscall_pipe:___syscall_pipe,__syscall_poll:___syscall_poll,__syscall_readlinkat:___syscall_readlinkat,__syscall_recvfrom:___syscall_recvfrom,__syscall_renameat:___syscall_renameat,__syscall_rmdir:___syscall_rmdir,__syscall_sendto:___syscall_sendto,__syscall_socket:___syscall_socket,__syscall_stat64:___syscall_stat64,__syscall_statfs64:___syscall_statfs64,__syscall_symlinkat:___syscall_symlinkat,__syscall_unlinkat:___syscall_unlinkat,__syscall_utimensat:___syscall_utimensat,_abort_js:__abort_js,_emscripten_lookup_name:__emscripten_lookup_name,_emscripten_memcpy_js:__emscripten_memcpy_js,_emscripten_runtime_keepalive_clear:__emscripten_runtime_keepalive_clear,_gmtime_js:__gmtime_js,_localtime_js:__localtime_js,_mktime_js:__mktime_js,_mmap_js:__mmap_js,_munmap_js:__munmap_js,_setitimer_js:__setitimer_js,_tzset_js:__tzset_js,clock_time_get:_clock_time_get,emscripten_date_now:_emscripten_date_now,emscripten_get_heap_max:_emscripten_get_heap_max,emscripten_get_now:_emscripten_get_now,emscripten_resize_heap:_emscripten_resize_heap,emscripten_sleep:_emscripten_sleep,environ_get:_environ_get,environ_sizes_get:_environ_sizes_get,exit:_exit,fd_close:_fd_close,fd_fdstat_get:_fd_fdstat_get,fd_read:_fd_read,fd_seek:_fd_seek,fd_sync:_fd_sync,fd_write:_fd_write,getaddrinfo:_getaddrinfo,getnameinfo:_getnameinfo,getprotobyname:_getprotobyname,getprotobynumber:_getprotobynumber,js_create_input_device:_js_create_input_device,js_open_process:_js_open_process,js_process_status:_js_process_status,js_waitpid:_js_waitpid,proc_exit:_proc_exit,strptime:_strptime,wasm_setsockopt:_wasm_setsockopt};var wasmExports;createWasm();var ___wasm_call_ctors=()=>(___wasm_call_ctors=wasmExports["__wasm_call_ctors"])();var _malloc=a0=>(_malloc=wasmExports["malloc"])(a0);var _wasm_sleep=Module["_wasm_sleep"]=a0=>(_wasm_sleep=Module["_wasm_sleep"]=wasmExports["wasm_sleep"])(a0);var _ntohs=a0=>(_ntohs=wasmExports["ntohs"])(a0);var _htons=a0=>(_htons=wasmExports["htons"])(a0);var _htonl=a0=>(_htonl=wasmExports["htonl"])(a0);var _wasm_read=Module["_wasm_read"]=(a0,a1,a2)=>(_wasm_read=Module["_wasm_read"]=wasmExports["wasm_read"])(a0,a1,a2);var _fflush=a0=>(_fflush=wasmExports["fflush"])(a0);var _wasm_popen=Module["_wasm_popen"]=(a0,a1)=>(_wasm_popen=Module["_wasm_popen"]=wasmExports["wasm_popen"])(a0,a1);var _wasm_php_exec=Module["_wasm_php_exec"]=(a0,a1,a2,a3)=>(_wasm_php_exec=Module["_wasm_php_exec"]=wasmExports["wasm_php_exec"])(a0,a1,a2,a3);var _php_pollfd_for=Module["_php_pollfd_for"]=(a0,a1,a2)=>(_php_pollfd_for=Module["_php_pollfd_for"]=wasmExports["php_pollfd_for"])(a0,a1,a2);var 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_php_wasm_init=Module["_php_wasm_init"]=()=>(_php_wasm_init=Module["_php_wasm_init"]=wasmExports["php_wasm_init"])();var _wasm_free=Module["_wasm_free"]=a0=>(_wasm_free=Module["_wasm_free"]=wasmExports["wasm_free"])(a0);var ___funcs_on_exit=()=>(___funcs_on_exit=wasmExports["__funcs_on_exit"])();var _emscripten_builtin_memalign=(a0,a1)=>(_emscripten_builtin_memalign=wasmExports["emscripten_builtin_memalign"])(a0,a1);var __emscripten_timeout=(a0,a1)=>(__emscripten_timeout=wasmExports["_emscripten_timeout"])(a0,a1);var ___trap=()=>(___trap=wasmExports["__trap"])();var __emscripten_tempret_set=a0=>(__emscripten_tempret_set=wasmExports["_emscripten_tempret_set"])(a0);var __emscripten_stack_restore=a0=>(__emscripten_stack_restore=wasmExports["_emscripten_stack_restore"])(a0);var __emscripten_stack_alloc=a0=>(__emscripten_stack_alloc=wasmExports["_emscripten_stack_alloc"])(a0);var _emscripten_stack_get_current=()=>(_emscripten_stack_get_current=wasmExports["emscripten_stack_get_current"])();var dynCall_vi=Module["dynCall_vi"]=(a0,a1)=>(dynCall_vi=Module["dynCall_vi"]=wasmExports["dynCall_vi"])(a0,a1);Module["addRunDependency"]=addRunDependency;Module["removeRunDependency"]=removeRunDependency;Module["wasmExports"]=wasmExports;Module["ccall"]=ccall;Module["FS_createPreloadedFile"]=FS_createPreloadedFile;Module["FS_unlink"]=FS_unlink;Module["FS_createPath"]=FS_createPath;Module["FS_createDevice"]=FS_createDevice;Module["FS_createDataFile"]=FS_createDataFile;Module["FS_createLazyFile"]=FS_createLazyFile;Module["PROXYFS"]=PROXYFS;var calledRun;dependenciesFulfilled=function runCaller(){if(!calledRun)run();if(!calledRun)dependenciesFulfilled=runCaller};function run(){if(runDependencies>0){return}preRun();if(runDependencies>0){return}function doRun(){if(calledRun)return;calledRun=true;Module["calledRun"]=true;if(ABORT)return;initRuntime();Module["onRuntimeInitialized"]?.();postRun()}if(Module["setStatus"]){Module["setStatus"]("Running...");setTimeout(()=>{setTimeout(()=>Module["setStatus"](""),1);doRun()},1)}else{doRun()}}if(Module["preInit"]){if(typeof Module["preInit"]=="function")Module["preInit"]=[Module["preInit"]];while(Module["preInit"].length>0){Module["preInit"].pop()()}}run(); /** * Emscripten resolves `localhost` to a random IP address. Let's * make it always resolve to 127.0.0.1. diff --git a/packages/php-wasm/web/public/php/jspi/php_7_2.js b/packages/php-wasm/web/public/php/jspi/php_7_2.js index 35af307b28..4293c2866b 100644 --- a/packages/php-wasm/web/public/php/jspi/php_7_2.js +++ b/packages/php-wasm/web/public/php/jspi/php_7_2.js @@ -1,46 +1,20 @@ import dependencyFilename from './7_2_34/php_7_2.wasm'; export { dependencyFilename }; -export const dependenciesTotalSize = 12288993; +export const dependenciesTotalSize = 12281860; export function init(RuntimeName, PHPLoader) { - /** - * Overrides Emscripten's default ExitStatus object which gets - * thrown on failure. Unfortunately, the default object is not - * a subclass of Error and does not provide any stack trace. - * - * This is a deliberate behavior on Emscripten's end to prevent - * memory leaks after the program exits. See: - * - * https://github.com/emscripten-core/emscripten/pull/9108 - * - * In case of WordPress Playground, the worker in which the PHP - * runs will typically exit after the PHP program finishes, so - * we don't have to worry about memory leaks. - * - * As for assigning to a previously undeclared ExitStatus variable here, - * the Emscripten module declares `ExitStatus` as `function ExitStatus` - * which means it gets hoisted to the top of the scope and can be - * reassigned here – before the actual declaration is reached. - * - * If that sounds weird, try this example: - * - * ExitStatus = () => { console.log("reassigned"); } - * function ExitStatus() {} - * ExitStatus(); - * // logs "reassigned" - */ - ExitStatus = class PHPExitStatus extends Error { - constructor(status) { - super(status); - this.name = "ExitStatus"; - this.message = "Program terminated with exit(" + status + ")"; - this.status = status; - } - } - // The rest of the code comes from the built php.js file and esm-suffix.js -var Module=typeof PHPLoader!="undefined"?PHPLoader:{};var ENVIRONMENT_IS_WEB=RuntimeName==="WEB";var ENVIRONMENT_IS_WORKER=RuntimeName==="WORKER";var ENVIRONMENT_IS_NODE=RuntimeName==="NODE";var moduleOverrides=Object.assign({},Module);var arguments_=[];var thisProgram="./this.program";var quit_=(status,toThrow)=>{throw toThrow};var scriptDirectory="";function locateFile(path){if(Module["locateFile"]){return Module["locateFile"](path,scriptDirectory)}return scriptDirectory+path}var read_,readAsync,readBinary;if(ENVIRONMENT_IS_WEB||ENVIRONMENT_IS_WORKER){if(ENVIRONMENT_IS_WORKER){scriptDirectory=self.location.href}else if(typeof document!="undefined"&&document.currentScript){scriptDirectory=document.currentScript.src}if(scriptDirectory.startsWith("blob:")){scriptDirectory=""}else{scriptDirectory=scriptDirectory.substr(0,scriptDirectory.replace(/[?#].*/,"").lastIndexOf("/")+1)}{read_=url=>{var xhr=new XMLHttpRequest;xhr.open("GET",url,false);xhr.send(null);return xhr.responseText};if(ENVIRONMENT_IS_WORKER){readBinary=url=>{var xhr=new XMLHttpRequest;xhr.open("GET",url,false);xhr.responseType="arraybuffer";xhr.send(null);return new Uint8Array(xhr.response)}}readAsync=(url,onload,onerror)=>{fetch(url,{credentials:"same-origin"}).then(response=>{if(response.ok){return response.arrayBuffer()}return Promise.reject(new Error(response.status+" : "+response.url))}).then(onload,onerror)}}}else{}var out=Module["print"]||console.log.bind(console);var err=Module["printErr"]||console.error.bind(console);Object.assign(Module,moduleOverrides);moduleOverrides=null;if(Module["arguments"])arguments_=Module["arguments"];if(Module["thisProgram"])thisProgram=Module["thisProgram"];if(Module["quit"])quit_=Module["quit"];var wasmBinary;if(Module["wasmBinary"])wasmBinary=Module["wasmBinary"];var wasmMemory;var ABORT=false;var EXITSTATUS;function assert(condition,text){if(!condition){abort(text)}}var HEAP8,HEAPU8,HEAP16,HEAPU16,HEAP32,HEAPU32,HEAPF32,HEAPF64;function updateMemoryViews(){var b=wasmMemory.buffer;Module["HEAP8"]=HEAP8=new Int8Array(b);Module["HEAP16"]=HEAP16=new Int16Array(b);Module["HEAPU8"]=HEAPU8=new Uint8Array(b);Module["HEAPU16"]=HEAPU16=new Uint16Array(b);Module["HEAP32"]=HEAP32=new Int32Array(b);Module["HEAPU32"]=HEAPU32=new Uint32Array(b);Module["HEAPF32"]=HEAPF32=new Float32Array(b);Module["HEAPF64"]=HEAPF64=new Float64Array(b)}var __ATPRERUN__=[];var __ATINIT__=[];var __ATEXIT__=[];var __ATPOSTRUN__=[];var runtimeInitialized=false;var runtimeExited=false;function preRun(){if(Module["preRun"]){if(typeof Module["preRun"]=="function")Module["preRun"]=[Module["preRun"]];while(Module["preRun"].length){addOnPreRun(Module["preRun"].shift())}}callRuntimeCallbacks(__ATPRERUN__)}function initRuntime(){runtimeInitialized=true;SOCKFS.root=FS.mount(SOCKFS,{},null);if(!Module["noFSInit"]&&!FS.init.initialized)FS.init();FS.ignorePermissions=false;TTY.init();PIPEFS.root=FS.mount(PIPEFS,{},null);callRuntimeCallbacks(__ATINIT__)}function exitRuntime(){___funcs_on_exit();callRuntimeCallbacks(__ATEXIT__);FS.quit();TTY.shutdown();runtimeExited=true}function postRun(){if(Module["postRun"]){if(typeof Module["postRun"]=="function")Module["postRun"]=[Module["postRun"]];while(Module["postRun"].length){addOnPostRun(Module["postRun"].shift())}}callRuntimeCallbacks(__ATPOSTRUN__)}function addOnPreRun(cb){__ATPRERUN__.unshift(cb)}function addOnInit(cb){__ATINIT__.unshift(cb)}function addOnPostRun(cb){__ATPOSTRUN__.unshift(cb)}var runDependencies=0;var runDependencyWatcher=null;var dependenciesFulfilled=null;function getUniqueRunDependency(id){return id}function addRunDependency(id){runDependencies++;Module["monitorRunDependencies"]?.(runDependencies)}function removeRunDependency(id){runDependencies--;Module["monitorRunDependencies"]?.(runDependencies);if(runDependencies==0){if(runDependencyWatcher!==null){clearInterval(runDependencyWatcher);runDependencyWatcher=null}if(dependenciesFulfilled){var callback=dependenciesFulfilled;dependenciesFulfilled=null;callback()}}}function abort(what){Module["onAbort"]?.(what);what="Aborted("+what+")";err(what);ABORT=true;EXITSTATUS=1;what+=". Build with -sASSERTIONS for more info.";if(runtimeInitialized){___trap()}var e=new WebAssembly.RuntimeError(what);throw e}var dataURIPrefix="data:application/octet-stream;base64,";var isDataURI=filename=>filename.startsWith(dataURIPrefix);function findWasmBinary(){var f=dependencyFilename;if(!isDataURI(f)){return locateFile(f)}return f}var wasmBinaryFile;function getBinarySync(file){if(file==wasmBinaryFile&&wasmBinary){return new Uint8Array(wasmBinary)}if(readBinary){return readBinary(file)}throw"both async and sync fetching of the wasm failed"}function getBinaryPromise(binaryFile){if(!wasmBinary){return new Promise((resolve,reject)=>{readAsync(binaryFile,response=>resolve(new Uint8Array(response)),error=>{try{resolve(getBinarySync(binaryFile))}catch(e){reject(e)}})})}return Promise.resolve().then(()=>getBinarySync(binaryFile))}function instantiateArrayBuffer(binaryFile,imports,receiver){return getBinaryPromise(binaryFile).then(binary=>WebAssembly.instantiate(binary,imports)).then(receiver,reason=>{err(`failed to asynchronously prepare wasm: ${reason}`);abort(reason)})}function instantiateAsync(binary,binaryFile,imports,callback){if(!binary&&typeof WebAssembly.instantiateStreaming=="function"&&!isDataURI(binaryFile)&&typeof fetch=="function"){return fetch(binaryFile,{credentials:"same-origin"}).then(response=>{var result=WebAssembly.instantiateStreaming(response,imports);return result.then(callback,function(reason){err(`wasm streaming compile failed: ${reason}`);err("falling back to ArrayBuffer instantiation");return instantiateArrayBuffer(binaryFile,imports,callback)})})}return instantiateArrayBuffer(binaryFile,imports,callback)}function getWasmImports(){Asyncify.instrumentWasmImports(wasmImports);return{env:wasmImports,wasi_snapshot_preview1:wasmImports}}function createWasm(){var info=getWasmImports();function receiveInstance(instance,module){wasmExports=instance.exports;wasmExports=Asyncify.instrumentWasmExports(wasmExports);Module["wasmExports"]=wasmExports;wasmMemory=wasmExports["memory"];updateMemoryViews();addOnInit(wasmExports["__wasm_call_ctors"]);removeRunDependency("wasm-instantiate");return wasmExports}addRunDependency("wasm-instantiate");function receiveInstantiationResult(result){receiveInstance(result["instance"])}if(Module["instantiateWasm"]){try{return Module["instantiateWasm"](info,receiveInstance)}catch(e){err(`Module.instantiateWasm callback failed with error: ${e}`);return false}}if(!wasmBinaryFile)wasmBinaryFile=findWasmBinary();instantiateAsync(wasmBinary,wasmBinaryFile,info,receiveInstantiationResult);return{}}var tempDouble;var tempI64;function __asyncjs__js_popen_to_file(command,mode,exitCodePtr){return Asyncify.handleAsync(async()=>{const returnCallback=resolver=>new Promise(resolver);if(!command)return 1;const cmdstr=UTF8ToString(command);if(!cmdstr.length)return 0;const modestr=UTF8ToString(mode);if(!modestr.length)return 0;if(modestr==="w"){console.error('popen($cmd, "w") is not implemented yet')}return returnCallback(async wakeUp=>{let cp;try{cp=PHPWASM.spawnProcess(cmdstr,[]);if(cp instanceof Promise){cp=await cp}}catch(e){console.error(e);if(e.code==="SPAWN_UNSUPPORTED"){return 1}throw e}const outByteArrays=[];cp.stdout.on("data",function(data){outByteArrays.push(data)});const outputPath="/tmp/popen_output";cp.on("exit",function(exitCode){const outBytes=new Uint8Array(outByteArrays.reduce((acc,curr)=>acc+curr.length,0));let offset=0;for(const byteArray of outByteArrays){outBytes.set(byteArray,offset);offset+=byteArray.length}FS.writeFile(outputPath,outBytes);HEAPU8[exitCodePtr]=exitCode;wakeUp(allocateUTF8OnStack(outputPath))})})})}__asyncjs__js_popen_to_file.sig="iiii";function __asyncjs__wasm_poll_socket(socketd,events,timeout){return Asyncify.handleAsync(async()=>{const returnCallback=resolver=>new Promise(resolver);const POLLIN=1;const POLLPRI=2;const POLLOUT=4;const POLLERR=8;const POLLHUP=16;const POLLNVAL=32;return returnCallback(wakeUp=>{const polls=[];if(socketd in PHPWASM.child_proc_by_fd){const procInfo=PHPWASM.child_proc_by_fd[socketd];if(procInfo.exited){wakeUp(0);return}polls.push(PHPWASM.awaitEvent(procInfo.stdout,"data"))}else if(FS.isSocket(FS.getStream(socketd)?.node.mode)){const sock=getSocketFromFD(socketd);if(!sock){wakeUp(0);return}const lookingFor=new Set;if(events&POLLIN||events&POLLPRI){if(sock.server){for(const client of sock.pending){if((client.recv_queue||[]).length>0){wakeUp(1);return}}}else if((sock.recv_queue||[]).length>0){wakeUp(1);return}}const webSockets=PHPWASM.getAllWebSockets(sock);if(!webSockets.length){wakeUp(0);return}for(const ws of webSockets){if(events&POLLIN||events&POLLPRI){polls.push(PHPWASM.awaitData(ws));lookingFor.add("POLLIN")}if(events&POLLOUT){polls.push(PHPWASM.awaitConnection(ws));lookingFor.add("POLLOUT")}if(events&POLLHUP){polls.push(PHPWASM.awaitClose(ws));lookingFor.add("POLLHUP")}if(events&POLLERR||events&POLLNVAL){polls.push(PHPWASM.awaitError(ws));lookingFor.add("POLLERR")}}}else{setTimeout(function(){wakeUp(1)},timeout);return}if(polls.length===0){console.warn("Unsupported poll event "+events+", defaulting to setTimeout().");setTimeout(function(){wakeUp(0)},timeout);return}const promises=polls.map(([promise])=>promise);const clearPolling=()=>polls.forEach(([,clear])=>clear());let awaken=false;let timeoutId;Promise.race(promises).then(function(results){if(!awaken){awaken=true;wakeUp(1);if(timeoutId){clearTimeout(timeoutId)}clearPolling()}});if(timeout!==-1){timeoutId=setTimeout(function(){if(!awaken){awaken=true;wakeUp(0);clearPolling()}},timeout)}})})}__asyncjs__wasm_poll_socket.sig="iiii";function __asyncjs__js_fd_read(fd,iov,iovcnt,pnum){return Asyncify.handleAsync(async()=>{const returnCallback=resolver=>new Promise(resolver);if(Asyncify?.State?.Normal===undefined||Asyncify?.state===Asyncify?.State?.Normal){var returnCode;var stream;let num=0;try{stream=SYSCALLS.getStreamFromFD(fd);const num=doReadv(stream,iov,iovcnt);HEAPU32[pnum>>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError")){throw e}if(e.errno!==6||!(stream?.fd in PHPWASM.child_proc_by_fd)){HEAPU32[pnum>>2]=0;return returnCode}}}return returnCallback(wakeUp=>{var retries=0;var interval=50;var timeout=5e3;var maxRetries=timeout/interval;function poll(){var returnCode;var stream;let num;try{stream=SYSCALLS.getStreamFromFD(fd);num=doReadv(stream,iov,iovcnt);returnCode=0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError")){console.error(e);throw e}returnCode=e.errno}const success=returnCode===0;const failure=++retries>maxRetries||!(fd in PHPWASM.child_proc_by_fd)||PHPWASM.child_proc_by_fd[fd]?.exited||FS.isClosed(stream);if(success){HEAPU32[pnum>>2]=num;wakeUp(0)}else if(failure){HEAPU32[pnum>>2]=0;wakeUp(returnCode===6?0:returnCode)}else{setTimeout(poll,interval)}}poll()})})}__asyncjs__js_fd_read.sig="iiiii";function __asyncjs__js_module_onMessage(data,response_buffer){return Asyncify.handleAsync(async()=>{if(Module["onMessage"]){const dataStr=UTF8ToString(data);return Module["onMessage"](dataStr).then(response=>{const responseBytes=typeof response==="string"?(new TextEncoder).encode(response):response;const responseSize=responseBytes.byteLength;const responsePtr=_malloc(responseSize+1);HEAPU8.set(responseBytes,responsePtr);HEAPU8[responsePtr+responseSize]=0;HEAPU8[response_buffer]=responsePtr;HEAPU8[response_buffer+1]=responsePtr>>8;HEAPU8[response_buffer+2]=responsePtr>>16;HEAPU8[response_buffer+3]=responsePtr>>24;return responseSize}).catch(e=>{console.error(e);return-1})}})}__asyncjs__js_module_onMessage.sig="iii";function ExitStatus(status){this.name="ExitStatus";this.message=`Program terminated with exit(${status})`;this.status=status}var callRuntimeCallbacks=callbacks=>{while(callbacks.length>0){callbacks.shift()(Module)}};var noExitRuntime=Module["noExitRuntime"]||false;var UTF8Decoder=typeof TextDecoder!="undefined"?new TextDecoder("utf8"):undefined;var UTF8ArrayToString=(heapOrArray,idx,maxBytesToRead)=>{var endIdx=idx+maxBytesToRead;var endPtr=idx;while(heapOrArray[endPtr]&&!(endPtr>=endIdx))++endPtr;if(endPtr-idx>16&&heapOrArray.buffer&&UTF8Decoder){return UTF8Decoder.decode(heapOrArray.subarray(idx,endPtr))}var str="";while(idx>10,56320|ch&1023)}}return str};var UTF8ToString=(ptr,maxBytesToRead)=>ptr?UTF8ArrayToString(HEAPU8,ptr,maxBytesToRead):"";Module["UTF8ToString"]=UTF8ToString;var ___assert_fail=(condition,filename,line,func)=>{abort(`Assertion failed: ${UTF8ToString(condition)}, at: `+[filename?UTF8ToString(filename):"unknown filename",line,func?UTF8ToString(func):"unknown function"])};var ___call_sighandler=(fp,sig)=>(a1=>dynCall_vi(fp,a1))(sig);var initRandomFill=()=>{if(typeof crypto=="object"&&typeof crypto["getRandomValues"]=="function"){return view=>crypto.getRandomValues(view)}else abort("initRandomDevice")};var randomFill=view=>(randomFill=initRandomFill())(view);var PATH={isAbs:path=>path.charAt(0)==="/",splitPath:filename=>{var splitPathRe=/^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/;return splitPathRe.exec(filename).slice(1)},normalizeArray:(parts,allowAboveRoot)=>{var up=0;for(var i=parts.length-1;i>=0;i--){var last=parts[i];if(last==="."){parts.splice(i,1)}else if(last===".."){parts.splice(i,1);up++}else if(up){parts.splice(i,1);up--}}if(allowAboveRoot){for(;up;up--){parts.unshift("..")}}return parts},normalize:path=>{var isAbsolute=PATH.isAbs(path),trailingSlash=path.substr(-1)==="/";path=PATH.normalizeArray(path.split("/").filter(p=>!!p),!isAbsolute).join("/");if(!path&&!isAbsolute){path="."}if(path&&trailingSlash){path+="/"}return(isAbsolute?"/":"")+path},dirname:path=>{var result=PATH.splitPath(path),root=result[0],dir=result[1];if(!root&&!dir){return"."}if(dir){dir=dir.substr(0,dir.length-1)}return root+dir},basename:path=>{if(path==="/")return"/";path=PATH.normalize(path);path=path.replace(/\/$/,"");var lastSlash=path.lastIndexOf("/");if(lastSlash===-1)return path;return path.substr(lastSlash+1)},join:(...paths)=>PATH.normalize(paths.join("/")),join2:(l,r)=>PATH.normalize(l+"/"+r)};var PATH_FS={resolve:(...args)=>{var resolvedPath="",resolvedAbsolute=false;for(var i=args.length-1;i>=-1&&!resolvedAbsolute;i--){var path=i>=0?args[i]:FS.cwd();if(typeof path!="string"){throw new TypeError("Arguments to path.resolve must be strings")}else if(!path){return""}resolvedPath=path+"/"+resolvedPath;resolvedAbsolute=PATH.isAbs(path)}resolvedPath=PATH.normalizeArray(resolvedPath.split("/").filter(p=>!!p),!resolvedAbsolute).join("/");return(resolvedAbsolute?"/":"")+resolvedPath||"."},relative:(from,to)=>{from=PATH_FS.resolve(from).substr(1);to=PATH_FS.resolve(to).substr(1);function trim(arr){var start=0;for(;start=0;end--){if(arr[end]!=="")break}if(start>end)return[];return arr.slice(start,end-start+1)}var fromParts=trim(from.split("/"));var toParts=trim(to.split("/"));var length=Math.min(fromParts.length,toParts.length);var samePartsLength=length;for(var i=0;i{var len=0;for(var i=0;i=55296&&c<=57343){len+=4;++i}else{len+=3}}return len};Module["lengthBytesUTF8"]=lengthBytesUTF8;var stringToUTF8Array=(str,heap,outIdx,maxBytesToWrite)=>{if(!(maxBytesToWrite>0))return 0;var startIdx=outIdx;var endIdx=outIdx+maxBytesToWrite-1;for(var i=0;i=55296&&u<=57343){var u1=str.charCodeAt(++i);u=65536+((u&1023)<<10)|u1&1023}if(u<=127){if(outIdx>=endIdx)break;heap[outIdx++]=u}else if(u<=2047){if(outIdx+1>=endIdx)break;heap[outIdx++]=192|u>>6;heap[outIdx++]=128|u&63}else if(u<=65535){if(outIdx+2>=endIdx)break;heap[outIdx++]=224|u>>12;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}else{if(outIdx+3>=endIdx)break;heap[outIdx++]=240|u>>18;heap[outIdx++]=128|u>>12&63;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}}heap[outIdx]=0;return outIdx-startIdx};function intArrayFromString(stringy,dontAddNull,length){var len=length>0?length:lengthBytesUTF8(stringy)+1;var u8array=new Array(len);var numBytesWritten=stringToUTF8Array(stringy,u8array,0,u8array.length);if(dontAddNull)u8array.length=numBytesWritten;return u8array}var FS_stdin_getChar=()=>{if(!FS_stdin_getChar_buffer.length){var result=null;if(typeof window!="undefined"&&typeof window.prompt=="function"){result=window.prompt("Input: ");if(result!==null){result+="\n"}}else{}if(!result){return null}FS_stdin_getChar_buffer=intArrayFromString(result,true)}return FS_stdin_getChar_buffer.shift()};var TTY={ttys:[],init(){},shutdown(){},register(dev,ops){TTY.ttys[dev]={input:[],output:[],ops:ops};FS.registerDevice(dev,TTY.stream_ops)},stream_ops:{open(stream){var tty=TTY.ttys[stream.node.rdev];if(!tty){throw new FS.ErrnoError(43)}stream.tty=tty;stream.seekable=false},close(stream){stream.tty.ops.fsync(stream.tty)},fsync(stream){stream.tty.ops.fsync(stream.tty)},read(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.get_char){throw new FS.ErrnoError(60)}var bytesRead=0;for(var i=0;i0){out(UTF8ArrayToString(tty.output,0));tty.output=[]}},ioctl_tcgets(tty){return{c_iflag:25856,c_oflag:5,c_cflag:191,c_lflag:35387,c_cc:[3,28,127,21,4,0,1,0,17,19,26,0,18,15,23,22,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]}},ioctl_tcsets(tty,optional_actions,data){return 0},ioctl_tiocgwinsz(tty){return[24,80]}},default_tty1_ops:{put_char(tty,val){if(val===null||val===10){err(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}},fsync(tty){if(tty.output&&tty.output.length>0){err(UTF8ArrayToString(tty.output,0));tty.output=[]}}}};var zeroMemory=(address,size)=>{HEAPU8.fill(0,address,address+size);return address};var alignMemory=(size,alignment)=>Math.ceil(size/alignment)*alignment;var mmapAlloc=size=>{size=alignMemory(size,65536);var ptr=_emscripten_builtin_memalign(65536,size);if(!ptr)return 0;return zeroMemory(ptr,size)};var MEMFS={ops_table:null,mount(mount){return MEMFS.createNode(null,"/",16384|511,0)},createNode(parent,name,mode,dev){if(FS.isBlkdev(mode)||FS.isFIFO(mode)){throw new FS.ErrnoError(63)}MEMFS.ops_table||={dir:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,lookup:MEMFS.node_ops.lookup,mknod:MEMFS.node_ops.mknod,rename:MEMFS.node_ops.rename,unlink:MEMFS.node_ops.unlink,rmdir:MEMFS.node_ops.rmdir,readdir:MEMFS.node_ops.readdir,symlink:MEMFS.node_ops.symlink},stream:{llseek:MEMFS.stream_ops.llseek}},file:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:{llseek:MEMFS.stream_ops.llseek,read:MEMFS.stream_ops.read,write:MEMFS.stream_ops.write,allocate:MEMFS.stream_ops.allocate,mmap:MEMFS.stream_ops.mmap,msync:MEMFS.stream_ops.msync}},link:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,readlink:MEMFS.node_ops.readlink},stream:{}},chrdev:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:FS.chrdev_stream_ops}};var node=FS.createNode(parent,name,mode,dev);if(FS.isDir(node.mode)){node.node_ops=MEMFS.ops_table.dir.node;node.stream_ops=MEMFS.ops_table.dir.stream;node.contents={}}else if(FS.isFile(node.mode)){node.node_ops=MEMFS.ops_table.file.node;node.stream_ops=MEMFS.ops_table.file.stream;node.usedBytes=0;node.contents=null}else if(FS.isLink(node.mode)){node.node_ops=MEMFS.ops_table.link.node;node.stream_ops=MEMFS.ops_table.link.stream}else if(FS.isChrdev(node.mode)){node.node_ops=MEMFS.ops_table.chrdev.node;node.stream_ops=MEMFS.ops_table.chrdev.stream}node.timestamp=Date.now();if(parent){parent.contents[name]=node;parent.timestamp=node.timestamp}return node},getFileDataAsTypedArray(node){if(!node.contents)return new Uint8Array(0);if(node.contents.subarray)return node.contents.subarray(0,node.usedBytes);return new Uint8Array(node.contents)},expandFileStorage(node,newCapacity){var prevCapacity=node.contents?node.contents.length:0;if(prevCapacity>=newCapacity)return;var CAPACITY_DOUBLING_MAX=1024*1024;newCapacity=Math.max(newCapacity,prevCapacity*(prevCapacity>>0);if(prevCapacity!=0)newCapacity=Math.max(newCapacity,256);var oldContents=node.contents;node.contents=new Uint8Array(newCapacity);if(node.usedBytes>0)node.contents.set(oldContents.subarray(0,node.usedBytes),0)},resizeFileStorage(node,newSize){if(node.usedBytes==newSize)return;if(newSize==0){node.contents=null;node.usedBytes=0}else{var oldContents=node.contents;node.contents=new Uint8Array(newSize);if(oldContents){node.contents.set(oldContents.subarray(0,Math.min(newSize,node.usedBytes)))}node.usedBytes=newSize}},node_ops:{getattr(node){var attr={};attr.dev=FS.isChrdev(node.mode)?node.id:1;attr.ino=node.id;attr.mode=node.mode;attr.nlink=1;attr.uid=0;attr.gid=0;attr.rdev=node.rdev;if(FS.isDir(node.mode)){attr.size=4096}else if(FS.isFile(node.mode)){attr.size=node.usedBytes}else if(FS.isLink(node.mode)){attr.size=node.link.length}else{attr.size=0}attr.atime=new Date(node.timestamp);attr.mtime=new Date(node.timestamp);attr.ctime=new Date(node.timestamp);attr.blksize=4096;attr.blocks=Math.ceil(attr.size/attr.blksize);return attr},setattr(node,attr){if(attr.mode!==undefined){node.mode=attr.mode}if(attr.timestamp!==undefined){node.timestamp=attr.timestamp}if(attr.size!==undefined){MEMFS.resizeFileStorage(node,attr.size)}},lookup(parent,name){throw FS.genericErrors[44]},mknod(parent,name,mode,dev){return MEMFS.createNode(parent,name,mode,dev)},rename(old_node,new_dir,new_name){if(FS.isDir(old_node.mode)){var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(new_node){for(var i in new_node.contents){throw new FS.ErrnoError(55)}}}delete old_node.parent.contents[old_node.name];old_node.parent.timestamp=Date.now();old_node.name=new_name;new_dir.contents[new_name]=old_node;new_dir.timestamp=old_node.parent.timestamp},unlink(parent,name){delete parent.contents[name];parent.timestamp=Date.now()},rmdir(parent,name){var node=FS.lookupNode(parent,name);for(var i in node.contents){throw new FS.ErrnoError(55)}delete parent.contents[name];parent.timestamp=Date.now()},readdir(node){var entries=[".",".."];for(var key of Object.keys(node.contents)){entries.push(key)}return entries},symlink(parent,newname,oldpath){var node=MEMFS.createNode(parent,newname,511|40960,0);node.link=oldpath;return node},readlink(node){if(!FS.isLink(node.mode)){throw new FS.ErrnoError(28)}return node.link}},stream_ops:{read(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=stream.node.usedBytes)return 0;var size=Math.min(stream.node.usedBytes-position,length);if(size>8&&contents.subarray){buffer.set(contents.subarray(position,position+size),offset)}else{for(var i=0;i0||position+length{var dep=!noRunDep?getUniqueRunDependency(`al ${url}`):"";readAsync(url,arrayBuffer=>{onload(new Uint8Array(arrayBuffer));if(dep)removeRunDependency(dep)},event=>{if(onerror){onerror()}else{throw`Loading data file "${url}" failed.`}});if(dep)addRunDependency(dep)};var FS_createDataFile=(parent,name,fileData,canRead,canWrite,canOwn)=>{FS.createDataFile(parent,name,fileData,canRead,canWrite,canOwn)};var preloadPlugins=Module["preloadPlugins"]||[];var FS_handledByPreloadPlugin=(byteArray,fullname,finish,onerror)=>{if(typeof Browser!="undefined")Browser.init();var handled=false;preloadPlugins.forEach(plugin=>{if(handled)return;if(plugin["canHandle"](fullname)){plugin["handle"](byteArray,fullname,finish,onerror);handled=true}});return handled};var FS_createPreloadedFile=(parent,name,url,canRead,canWrite,onload,onerror,dontCreateFile,canOwn,preFinish)=>{var fullname=name?PATH_FS.resolve(PATH.join2(parent,name)):parent;var dep=getUniqueRunDependency(`cp ${fullname}`);function processData(byteArray){function finish(byteArray){preFinish?.();if(!dontCreateFile){FS_createDataFile(parent,name,byteArray,canRead,canWrite,canOwn)}onload?.();removeRunDependency(dep)}if(FS_handledByPreloadPlugin(byteArray,fullname,finish,()=>{onerror?.();removeRunDependency(dep)})){return}finish(byteArray)}addRunDependency(dep);if(typeof url=="string"){asyncLoad(url,processData,onerror)}else{processData(url)}};var FS_modeStringToFlags=str=>{var flagModes={r:0,"r+":2,w:512|64|1,"w+":512|64|2,a:1024|64|1,"a+":1024|64|2};var flags=flagModes[str];if(typeof flags=="undefined"){throw new Error(`Unknown file open mode: ${str}`)}return flags};var FS_getMode=(canRead,canWrite)=>{var mode=0;if(canRead)mode|=292|73;if(canWrite)mode|=146;return mode};var ERRNO_CODES={EPERM:63,ENOENT:44,ESRCH:71,EINTR:27,EIO:29,ENXIO:60,E2BIG:1,ENOEXEC:45,EBADF:8,ECHILD:12,EAGAIN:6,EWOULDBLOCK:6,ENOMEM:48,EACCES:2,EFAULT:21,ENOTBLK:105,EBUSY:10,EEXIST:20,EXDEV:75,ENODEV:43,ENOTDIR:54,EISDIR:31,EINVAL:28,ENFILE:41,EMFILE:33,ENOTTY:59,ETXTBSY:74,EFBIG:22,ENOSPC:51,ESPIPE:70,EROFS:69,EMLINK:34,EPIPE:64,EDOM:18,ERANGE:68,ENOMSG:49,EIDRM:24,ECHRNG:106,EL2NSYNC:156,EL3HLT:107,EL3RST:108,ELNRNG:109,EUNATCH:110,ENOCSI:111,EL2HLT:112,EDEADLK:16,ENOLCK:46,EBADE:113,EBADR:114,EXFULL:115,ENOANO:104,EBADRQC:103,EBADSLT:102,EDEADLOCK:16,EBFONT:101,ENOSTR:100,ENODATA:116,ETIME:117,ENOSR:118,ENONET:119,ENOPKG:120,EREMOTE:121,ENOLINK:47,EADV:122,ESRMNT:123,ECOMM:124,EPROTO:65,EMULTIHOP:36,EDOTDOT:125,EBADMSG:9,ENOTUNIQ:126,EBADFD:127,EREMCHG:128,ELIBACC:129,ELIBBAD:130,ELIBSCN:131,ELIBMAX:132,ELIBEXEC:133,ENOSYS:52,ENOTEMPTY:55,ENAMETOOLONG:37,ELOOP:32,EOPNOTSUPP:138,EPFNOSUPPORT:139,ECONNRESET:15,ENOBUFS:42,EAFNOSUPPORT:5,EPROTOTYPE:67,ENOTSOCK:57,ENOPROTOOPT:50,ESHUTDOWN:140,ECONNREFUSED:14,EADDRINUSE:3,ECONNABORTED:13,ENETUNREACH:40,ENETDOWN:38,ETIMEDOUT:73,EHOSTDOWN:142,EHOSTUNREACH:23,EINPROGRESS:26,EALREADY:7,EDESTADDRREQ:17,EMSGSIZE:35,EPROTONOSUPPORT:66,ESOCKTNOSUPPORT:137,EADDRNOTAVAIL:4,ENETRESET:39,EISCONN:30,ENOTCONN:53,ETOOMANYREFS:141,EUSERS:136,EDQUOT:19,ESTALE:72,ENOTSUP:138,ENOMEDIUM:148,EILSEQ:25,EOVERFLOW:61,ECANCELED:11,ENOTRECOVERABLE:56,EOWNERDEAD:62,ESTRPIPE:135};var PROXYFS={mount(mount){return PROXYFS.createNode(null,"/",mount.opts.fs.lstat(mount.opts.root).mode,0)},createNode(parent,name,mode,dev){if(!FS.isDir(mode)&&!FS.isFile(mode)&&!FS.isLink(mode)){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}var node=FS.createNode(parent,name,mode);node.node_ops=PROXYFS.node_ops;node.stream_ops=PROXYFS.stream_ops;return node},realPath(node){var parts=[];while(node.parent!==node){parts.push(node.name);node=node.parent}parts.push(node.mount.opts.root);parts.reverse();return PATH.join(...parts)},node_ops:{getattr(node){var path=PROXYFS.realPath(node);var stat;try{stat=node.mount.opts.fs.lstat(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return{dev:stat.dev,ino:stat.ino,mode:stat.mode,nlink:stat.nlink,uid:stat.uid,gid:stat.gid,rdev:stat.rdev,size:stat.size,atime:stat.atime,mtime:stat.mtime,ctime:stat.ctime,blksize:stat.blksize,blocks:stat.blocks}},setattr(node,attr){var path=PROXYFS.realPath(node);try{if(attr.mode!==undefined){node.mount.opts.fs.chmod(path,attr.mode);node.mode=attr.mode}if(attr.timestamp!==undefined){var date=new Date(attr.timestamp);node.mount.opts.fs.utime(path,date,date)}if(attr.size!==undefined){node.mount.opts.fs.truncate(path,attr.size)}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},lookup(parent,name){try{var path=PATH.join2(PROXYFS.realPath(parent),name);var mode=parent.mount.opts.fs.lstat(path).mode;var node=PROXYFS.createNode(parent,name,mode);return node}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},mknod(parent,name,mode,dev){var node=PROXYFS.createNode(parent,name,mode,dev);var path=PROXYFS.realPath(node);try{if(FS.isDir(node.mode)){node.mount.opts.fs.mkdir(path,node.mode)}else{node.mount.opts.fs.writeFile(path,"",{mode:node.mode})}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return node},rename(oldNode,newDir,newName){var oldPath=PROXYFS.realPath(oldNode);var newPath=PATH.join2(PROXYFS.realPath(newDir),newName);try{oldNode.mount.opts.fs.rename(oldPath,newPath);oldNode.name=newName}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},unlink(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.unlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},rmdir(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.rmdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readdir(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},symlink(parent,newName,oldPath){var newPath=PATH.join2(PROXYFS.realPath(parent),newName);try{parent.mount.opts.fs.symlink(oldPath,newPath)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readlink(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}}},stream_ops:{open(stream){var path=PROXYFS.realPath(stream.node);try{stream.nfd=stream.node.mount.opts.fs.open(path,stream.flags)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},close(stream){try{stream.node.mount.opts.fs.close(stream.nfd)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},read(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.read(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},write(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.write(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},llseek(stream,offset,whence){var position=offset;if(whence===1){position+=stream.position}else if(whence===2){if(FS.isFile(stream.node.mode)){try{var stat=stream.node.node_ops.getattr(stream.node);position+=stat.size}catch(e){throw new FS.ErrnoError(ERRNO_CODES[e.code])}}}if(position<0){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}return position}}};var FS={root:null,mounts:[],devices:{},streams:[],nextInode:1,nameTable:null,currentPath:"/",initialized:false,ignorePermissions:true,ErrnoError:class{constructor(errno){this.name="ErrnoError";this.errno=errno}},genericErrors:{},filesystems:null,syncFSRequests:0,FSStream:class{constructor(){this.shared={}}get object(){return this.node}set object(val){this.node=val}get isRead(){return(this.flags&2097155)!==1}get isWrite(){return(this.flags&2097155)!==0}get isAppend(){return this.flags&1024}get flags(){return this.shared.flags}set flags(val){this.shared.flags=val}get position(){return this.shared.position}set position(val){this.shared.position=val}},FSNode:class{constructor(parent,name,mode,rdev){if(!parent){parent=this}this.parent=parent;this.mount=parent.mount;this.mounted=null;this.id=FS.nextInode++;this.name=name;this.mode=mode;this.node_ops={};this.stream_ops={};this.rdev=rdev;this.readMode=292|73;this.writeMode=146}get read(){return(this.mode&this.readMode)===this.readMode}set read(val){val?this.mode|=this.readMode:this.mode&=~this.readMode}get write(){return(this.mode&this.writeMode)===this.writeMode}set write(val){val?this.mode|=this.writeMode:this.mode&=~this.writeMode}get isFolder(){return FS.isDir(this.mode)}get isDevice(){return FS.isChrdev(this.mode)}},lookupPath(path,opts={}){path=PATH_FS.resolve(path);if(!path)return{path:"",node:null};var defaults={follow_mount:true,recurse_count:0};opts=Object.assign(defaults,opts);if(opts.recurse_count>8){throw new FS.ErrnoError(32)}var parts=path.split("/").filter(p=>!!p);var current=FS.root;var current_path="/";for(var i=0;i40){throw new FS.ErrnoError(32)}}}}return{path:current_path,node:current}},getPath(node){var path;while(true){if(FS.isRoot(node)){var mount=node.mount.mountpoint;if(!path)return mount;return mount[mount.length-1]!=="/"?`${mount}/${path}`:mount+path}path=path?`${node.name}/${path}`:node.name;node=node.parent}},hashName(parentid,name){var hash=0;for(var i=0;i>>0)%FS.nameTable.length},hashAddNode(node){var hash=FS.hashName(node.parent.id,node.name);node.name_next=FS.nameTable[hash];FS.nameTable[hash]=node},hashRemoveNode(node){var hash=FS.hashName(node.parent.id,node.name);if(FS.nameTable[hash]===node){FS.nameTable[hash]=node.name_next}else{var current=FS.nameTable[hash];while(current){if(current.name_next===node){current.name_next=node.name_next;break}current=current.name_next}}},lookupNode(parent,name){var errCode=FS.mayLookup(parent);if(errCode){throw new FS.ErrnoError(errCode)}var hash=FS.hashName(parent.id,name);for(var node=FS.nameTable[hash];node;node=node.name_next){var nodeName=node.name;if(node.parent.id===parent.id&&nodeName===name){return node}}return FS.lookup(parent,name)},createNode(parent,name,mode,rdev){var node=new FS.FSNode(parent,name,mode,rdev);FS.hashAddNode(node);return node},destroyNode(node){FS.hashRemoveNode(node)},isRoot(node){return node===node.parent},isMountpoint(node){return!!node.mounted},isFile(mode){return(mode&61440)===32768},isDir(mode){return(mode&61440)===16384},isLink(mode){return(mode&61440)===40960},isChrdev(mode){return(mode&61440)===8192},isBlkdev(mode){return(mode&61440)===24576},isFIFO(mode){return(mode&61440)===4096},isSocket(mode){return(mode&49152)===49152},flagsToPermissionString(flag){var perms=["r","w","rw"][flag&3];if(flag&512){perms+="w"}return perms},nodePermissions(node,perms){if(FS.ignorePermissions){return 0}if(perms.includes("r")&&!(node.mode&292)){return 2}else if(perms.includes("w")&&!(node.mode&146)){return 2}else if(perms.includes("x")&&!(node.mode&73)){return 2}return 0},mayLookup(dir){if(!FS.isDir(dir.mode))return 54;var errCode=FS.nodePermissions(dir,"x");if(errCode)return errCode;if(!dir.node_ops.lookup)return 2;return 0},mayCreate(dir,name){try{var node=FS.lookupNode(dir,name);return 20}catch(e){}return FS.nodePermissions(dir,"wx")},mayDelete(dir,name,isdir){var node;try{node=FS.lookupNode(dir,name)}catch(e){return e.errno}var errCode=FS.nodePermissions(dir,"wx");if(errCode){return errCode}if(isdir){if(!FS.isDir(node.mode)){return 54}if(FS.isRoot(node)||FS.getPath(node)===FS.cwd()){return 10}}else{if(FS.isDir(node.mode)){return 31}}return 0},mayOpen(node,flags){if(!node){return 44}if(FS.isLink(node.mode)){return 32}else if(FS.isDir(node.mode)){if(FS.flagsToPermissionString(flags)!=="r"||flags&512){return 31}}return FS.nodePermissions(node,FS.flagsToPermissionString(flags))},MAX_OPEN_FDS:4096,nextfd(){for(var fd=0;fd<=FS.MAX_OPEN_FDS;fd++){if(!FS.streams[fd]){return fd}}throw new FS.ErrnoError(33)},getStreamChecked(fd){var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}return stream},getStream:fd=>FS.streams[fd],createStream(stream,fd=-1){stream=Object.assign(new FS.FSStream,stream);if(fd==-1){fd=FS.nextfd()}stream.fd=fd;FS.streams[fd]=stream;return stream},closeStream(fd){FS.streams[fd]=null},dupStream(origStream,fd=-1){var stream=FS.createStream(origStream,fd);stream.stream_ops?.dup?.(stream);return stream},chrdev_stream_ops:{open(stream){var device=FS.getDevice(stream.node.rdev);stream.stream_ops=device.stream_ops;stream.stream_ops.open?.(stream)},llseek(){throw new FS.ErrnoError(70)}},major:dev=>dev>>8,minor:dev=>dev&255,makedev:(ma,mi)=>ma<<8|mi,registerDevice(dev,ops){FS.devices[dev]={stream_ops:ops}},getDevice:dev=>FS.devices[dev],getMounts(mount){var mounts=[];var check=[mount];while(check.length){var m=check.pop();mounts.push(m);check.push(...m.mounts)}return mounts},syncfs(populate,callback){if(typeof populate=="function"){callback=populate;populate=false}FS.syncFSRequests++;if(FS.syncFSRequests>1){err(`warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work`)}var mounts=FS.getMounts(FS.root.mount);var completed=0;function doCallback(errCode){FS.syncFSRequests--;return callback(errCode)}function done(errCode){if(errCode){if(!done.errored){done.errored=true;return doCallback(errCode)}return}if(++completed>=mounts.length){doCallback(null)}}mounts.forEach(mount=>{if(!mount.type.syncfs){return done(null)}mount.type.syncfs(mount,populate,done)})},mount(type,opts,mountpoint){var root=mountpoint==="/";var pseudo=!mountpoint;var node;if(root&&FS.root){throw new FS.ErrnoError(10)}else if(!root&&!pseudo){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});mountpoint=lookup.path;node=lookup.node;if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}if(!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}}var mount={type:type,opts:opts,mountpoint:mountpoint,mounts:[]};var mountRoot=type.mount(mount);mountRoot.mount=mount;mount.root=mountRoot;if(root){FS.root=mountRoot}else if(node){node.mounted=mount;if(node.mount){node.mount.mounts.push(mount)}}return mountRoot},unmount(mountpoint){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});if(!FS.isMountpoint(lookup.node)){throw new FS.ErrnoError(28)}var node=lookup.node;var mount=node.mounted;var mounts=FS.getMounts(mount);Object.keys(FS.nameTable).forEach(hash=>{var current=FS.nameTable[hash];while(current){var next=current.name_next;if(mounts.includes(current.mount)){FS.destroyNode(current)}current=next}});node.mounted=null;var idx=node.mount.mounts.indexOf(mount);node.mount.mounts.splice(idx,1)},lookup(parent,name){return parent.node_ops.lookup(parent,name)},mknod(path,mode,dev){var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);if(!name||name==="."||name===".."){throw new FS.ErrnoError(28)}var errCode=FS.mayCreate(parent,name);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.mknod){throw new FS.ErrnoError(63)}return parent.node_ops.mknod(parent,name,mode,dev)},create(path,mode){mode=mode!==undefined?mode:438;mode&=4095;mode|=32768;return FS.mknod(path,mode,0)},mkdir(path,mode){mode=mode!==undefined?mode:511;mode&=511|512;mode|=16384;return FS.mknod(path,mode,0)},mkdirTree(path,mode){var dirs=path.split("/");var d="";for(var i=0;iFS.currentPath,chdir(path){var lookup=FS.lookupPath(path,{follow:true});if(lookup.node===null){throw new FS.ErrnoError(44)}if(!FS.isDir(lookup.node.mode)){throw new FS.ErrnoError(54)}var errCode=FS.nodePermissions(lookup.node,"x");if(errCode){throw new FS.ErrnoError(errCode)}FS.currentPath=lookup.path},createDefaultDirectories(){FS.mkdir("/tmp");FS.mkdir("/home");FS.mkdir("/home/web_user")},createDefaultDevices(){FS.mkdir("/dev");FS.registerDevice(FS.makedev(1,3),{read:()=>0,write:(stream,buffer,offset,length,pos)=>length});FS.mkdev("/dev/null",FS.makedev(1,3));TTY.register(FS.makedev(5,0),TTY.default_tty_ops);TTY.register(FS.makedev(6,0),TTY.default_tty1_ops);FS.mkdev("/dev/tty",FS.makedev(5,0));FS.mkdev("/dev/tty1",FS.makedev(6,0));var randomBuffer=new Uint8Array(1024),randomLeft=0;var randomByte=()=>{if(randomLeft===0){randomLeft=randomFill(randomBuffer).byteLength}return randomBuffer[--randomLeft]};FS.createDevice("/dev","random",randomByte);FS.createDevice("/dev","urandom",randomByte);FS.mkdir("/dev/shm");FS.mkdir("/dev/shm/tmp")},createSpecialDirectories(){FS.mkdir("/proc");var proc_self=FS.mkdir("/proc/self");FS.mkdir("/proc/self/fd");FS.mount({mount(){var node=FS.createNode(proc_self,"fd",16384|511,73);node.node_ops={lookup(parent,name){var fd=+name;var stream=FS.getStreamChecked(fd);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}};return node}},{},"/proc/self/fd")},createStandardStreams(){if(Module["stdin"]){FS.createDevice("/dev","stdin",Module["stdin"])}else{FS.symlink("/dev/tty","/dev/stdin")}if(Module["stdout"]){FS.createDevice("/dev","stdout",null,Module["stdout"])}else{FS.symlink("/dev/tty","/dev/stdout")}if(Module["stderr"]){FS.createDevice("/dev","stderr",null,Module["stderr"])}else{FS.symlink("/dev/tty1","/dev/stderr")}var stdin=FS.open("/dev/stdin",0);var stdout=FS.open("/dev/stdout",1);var stderr=FS.open("/dev/stderr",1)},staticInit(){[44].forEach(code=>{FS.genericErrors[code]=new FS.ErrnoError(code);FS.genericErrors[code].stack=""});FS.nameTable=new Array(4096);FS.mount(MEMFS,{},"/");FS.createDefaultDirectories();FS.createDefaultDevices();FS.createSpecialDirectories();FS.filesystems={MEMFS:MEMFS,PROXYFS:PROXYFS}},init(input,output,error){FS.init.initialized=true;Module["stdin"]=input||Module["stdin"];Module["stdout"]=output||Module["stdout"];Module["stderr"]=error||Module["stderr"];FS.createStandardStreams()},quit(){FS.init.initialized=false;_fflush(0);for(var i=0;ithis.length-1||idx<0){return undefined}var chunkOffset=idx%this.chunkSize;var chunkNum=idx/this.chunkSize|0;return this.getter(chunkNum)[chunkOffset]}setDataGetter(getter){this.getter=getter}cacheLength(){var xhr=new XMLHttpRequest;xhr.open("HEAD",url,false);xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);var datalength=Number(xhr.getResponseHeader("Content-length"));var header;var hasByteServing=(header=xhr.getResponseHeader("Accept-Ranges"))&&header==="bytes";var usesGzip=(header=xhr.getResponseHeader("Content-Encoding"))&&header==="gzip";var chunkSize=1024*1024;if(!hasByteServing)chunkSize=datalength;var doXHR=(from,to)=>{if(from>to)throw new Error("invalid range ("+from+", "+to+") or no bytes requested!");if(to>datalength-1)throw new Error("only "+datalength+" bytes available! programmer error!");var xhr=new XMLHttpRequest;xhr.open("GET",url,false);if(datalength!==chunkSize)xhr.setRequestHeader("Range","bytes="+from+"-"+to);xhr.responseType="arraybuffer";if(xhr.overrideMimeType){xhr.overrideMimeType("text/plain; charset=x-user-defined")}xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);if(xhr.response!==undefined){return new Uint8Array(xhr.response||[])}return intArrayFromString(xhr.responseText||"",true)};var lazyArray=this;lazyArray.setDataGetter(chunkNum=>{var start=chunkNum*chunkSize;var end=(chunkNum+1)*chunkSize-1;end=Math.min(end,datalength-1);if(typeof lazyArray.chunks[chunkNum]=="undefined"){lazyArray.chunks[chunkNum]=doXHR(start,end)}if(typeof lazyArray.chunks[chunkNum]=="undefined")throw new Error("doXHR failed!");return lazyArray.chunks[chunkNum]});if(usesGzip||!datalength){chunkSize=datalength=1;datalength=this.getter(0).length;chunkSize=datalength;out("LazyFiles on gzip forces download of the whole file when length is accessed")}this._length=datalength;this._chunkSize=chunkSize;this.lengthKnown=true}get length(){if(!this.lengthKnown){this.cacheLength()}return this._length}get chunkSize(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}}if(typeof XMLHttpRequest!="undefined"){if(!ENVIRONMENT_IS_WORKER)throw"Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc";var lazyArray=new LazyUint8Array;var properties={isDevice:false,contents:lazyArray}}else{var properties={isDevice:false,url:url}}var node=FS.createFile(parent,name,properties,canRead,canWrite);if(properties.contents){node.contents=properties.contents}else if(properties.url){node.contents=null;node.url=properties.url}Object.defineProperties(node,{usedBytes:{get:function(){return this.contents.length}}});var stream_ops={};var keys=Object.keys(node.stream_ops);keys.forEach(key=>{var fn=node.stream_ops[key];stream_ops[key]=(...args)=>{FS.forceLoadFile(node);return fn(...args)}});function writeChunks(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=contents.length)return 0;var size=Math.min(contents.length-position,length);if(contents.slice){for(var i=0;i{FS.forceLoadFile(node);return writeChunks(stream,buffer,offset,length,position)};stream_ops.mmap=(stream,length,position,prot,flags)=>{FS.forceLoadFile(node);var ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}writeChunks(stream,HEAP8,ptr,length,position);return{ptr:ptr,allocated:true}};node.stream_ops=stream_ops;return node}};Module["FS"]=FS;var SOCKFS={mount(mount){Module["websocket"]=Module["websocket"]&&"object"===typeof Module["websocket"]?Module["websocket"]:{};Module["websocket"]._callbacks={};Module["websocket"]["on"]=function(event,callback){if("function"===typeof callback){this._callbacks[event]=callback}return this};Module["websocket"].emit=function(event,param){if("function"===typeof this._callbacks[event]){this._callbacks[event].call(this,param)}};return FS.createNode(null,"/",16384|511,0)},createSocket(family,type,protocol){type&=~526336;var streaming=type==1;if(streaming&&protocol&&protocol!=6){throw new FS.ErrnoError(66)}var sock={family:family,type:type,protocol:protocol,server:null,error:null,peers:{},pending:[],recv_queue:[],sock_ops:SOCKFS.websocket_sock_ops};var name=SOCKFS.nextname();var node=FS.createNode(SOCKFS.root,name,49152,0);node.sock=sock;var stream=FS.createStream({path:name,node:node,flags:2,seekable:false,stream_ops:SOCKFS.stream_ops});sock.stream=stream;return sock},getSocket(fd){var stream=FS.getStream(fd);if(!stream||!FS.isSocket(stream.node.mode)){return null}return stream.node.sock},stream_ops:{poll(stream){var sock=stream.node.sock;return sock.sock_ops.poll(sock)},ioctl(stream,request,varargs){var sock=stream.node.sock;return sock.sock_ops.ioctl(sock,request,varargs)},read(stream,buffer,offset,length,position){var sock=stream.node.sock;var msg=sock.sock_ops.recvmsg(sock,length);if(!msg){return 0}buffer.set(msg.buffer,offset);return msg.buffer.length},write(stream,buffer,offset,length,position){var sock=stream.node.sock;return sock.sock_ops.sendmsg(sock,buffer,offset,length)},close(stream){var sock=stream.node.sock;sock.sock_ops.close(sock)}},nextname(){if(!SOCKFS.nextname.current){SOCKFS.nextname.current=0}return"socket["+SOCKFS.nextname.current+++"]"},websocket_sock_ops:{createPeer(sock,addr,port){var ws;if(typeof addr=="object"){ws=addr;addr=null;port=null}if(ws){if(ws._socket){addr=ws._socket.remoteAddress;port=ws._socket.remotePort}else{var result=/ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url);if(!result){throw new Error("WebSocket URL must be in the format ws(s)://address:port")}addr=result[1];port=parseInt(result[2],10)}}else{try{var runtimeConfig=Module["websocket"]&&"object"===typeof Module["websocket"];var url="ws:#".replace("#","//");if(runtimeConfig){if("function"===typeof Module["websocket"]["url"]) { -url = Module["websocket"]["url"](...arguments); -}else if ("string" === typeof Module["websocket"]["url"]){url=Module["websocket"]["url"]}}if(url==="ws://"||url==="wss://"){var parts=addr.split("/");url=url+parts[0]+":"+port+"/"+parts.slice(1).join("/")}var subProtocols="binary";if(runtimeConfig){if("string"===typeof Module["websocket"]["subprotocol"]){subProtocols=Module["websocket"]["subprotocol"]}}var opts=undefined;if(subProtocols!=="null"){subProtocols=subProtocols.replace(/^ +| +$/g,"").split(/ *, */);opts=subProtocols}if(runtimeConfig&&null===Module["websocket"]["subprotocol"]){subProtocols="null";opts=undefined}var WebSocketConstructor;{WebSocketConstructor=WebSocket}if (Module['websocket']['decorator']) {WebSocketConstructor = Module['websocket']['decorator'](WebSocketConstructor);}ws = new WebSocketConstructor(url,opts);ws.binaryType="arraybuffer"}catch(e){throw new FS.ErrnoError(23)}}var peer={addr:addr,port:port,socket:ws,dgram_send_queue:[]};SOCKFS.websocket_sock_ops.addPeer(sock,peer);SOCKFS.websocket_sock_ops.handlePeerEvents(sock,peer);if(sock.type===2&&typeof sock.sport!="undefined"){peer.dgram_send_queue.push(new Uint8Array([255,255,255,255,"p".charCodeAt(0),"o".charCodeAt(0),"r".charCodeAt(0),"t".charCodeAt(0),(sock.sport&65280)>>8,sock.sport&255]))}return peer},getPeer(sock,addr,port){return sock.peers[addr+":"+port]},addPeer(sock,peer){sock.peers[peer.addr+":"+peer.port]=peer},removePeer(sock,peer){delete sock.peers[peer.addr+":"+peer.port]},handlePeerEvents(sock,peer){var first=true;var handleOpen=function(){Module["websocket"].emit("open",sock.stream.fd);try{var queued=peer.dgram_send_queue.shift();while(queued){peer.socket.send(queued);queued=peer.dgram_send_queue.shift()}}catch(e){peer.socket.close()}};function handleMessage(data){if(typeof data=="string"){var encoder=new TextEncoder;data=encoder.encode(data)}else{assert(data.byteLength!==undefined);if(data.byteLength==0){return}data=new Uint8Array(data)}var wasfirst=first;first=false;if(wasfirst&&data.length===10&&data[0]===255&&data[1]===255&&data[2]===255&&data[3]===255&&data[4]==="p".charCodeAt(0)&&data[5]==="o".charCodeAt(0)&&data[6]==="r".charCodeAt(0)&&data[7]==="t".charCodeAt(0)){var newport=data[8]<<8|data[9];SOCKFS.websocket_sock_ops.removePeer(sock,peer);peer.port=newport;SOCKFS.websocket_sock_ops.addPeer(sock,peer);return}sock.recv_queue.push({addr:peer.addr,port:peer.port,data:data});Module["websocket"].emit("message",sock.stream.fd)}if(ENVIRONMENT_IS_NODE){peer.socket.on("open",handleOpen);peer.socket.on("message",function(data,isBinary){if(!isBinary){return}handleMessage(new Uint8Array(data).buffer)});peer.socket.on("close",function(){Module["websocket"].emit("close",sock.stream.fd)});peer.socket.on("error",function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])})}else{peer.socket.onopen=handleOpen;peer.socket.onclose=function(){Module["websocket"].emit("close",sock.stream.fd)};peer.socket.onmessage=function peer_socket_onmessage(event){handleMessage(event.data)};peer.socket.onerror=function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])}}},poll(sock){if(sock.type===1&&sock.server){return sock.pending.length?64|1:0}var mask=0;var dest=sock.type===1?SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport):null;if(sock.recv_queue.length||!dest||dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=64|1}if(!dest||dest&&dest.socket.readyState===dest.socket.OPEN){mask|=4}if(dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=16}return mask},ioctl(sock,request,arg){switch(request){case 21531:var bytes=0;if(sock.recv_queue.length){bytes=sock.recv_queue[0].data.length}HEAP32[arg>>2]=bytes;return 0;default:return 28}},close(sock){if(sock.server){try{sock.server.close()}catch(e){}sock.server=null}var peers=Object.keys(sock.peers);for(var i=0;i{var socket=SOCKFS.getSocket(fd);if(!socket)throw new FS.ErrnoError(8);return socket};var inetPton4=str=>{var b=str.split(".");for(var i=0;i<4;i++){var tmp=Number(b[i]);if(isNaN(tmp))return null;b[i]=tmp}return(b[0]|b[1]<<8|b[2]<<16|b[3]<<24)>>>0};var jstoi_q=str=>parseInt(str);var inetPton6=str=>{var words;var w,offset,z;var valid6regx=/^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i;var parts=[];if(!valid6regx.test(str)){return null}if(str==="::"){return[0,0,0,0,0,0,0,0]}if(str.startsWith("::")){str=str.replace("::","Z:")}else{str=str.replace("::",":Z:")}if(str.indexOf(".")>0){str=str.replace(new RegExp("[.]","g"),":");words=str.split(":");words[words.length-4]=jstoi_q(words[words.length-4])+jstoi_q(words[words.length-3])*256;words[words.length-3]=jstoi_q(words[words.length-2])+jstoi_q(words[words.length-1])*256;words=words.slice(0,words.length-2)}else{words=str.split(":")}offset=0;z=0;for(w=0;w{switch(family){case 2:addr=inetPton4(addr);zeroMemory(sa,16);if(addrlen){HEAP32[addrlen>>2]=16}HEAP16[sa>>1]=family;HEAP32[sa+4>>2]=addr;HEAP16[sa+2>>1]=_htons(port);break;case 10:addr=inetPton6(addr);zeroMemory(sa,28);if(addrlen){HEAP32[addrlen>>2]=28}HEAP32[sa>>2]=family;HEAP32[sa+8>>2]=addr[0];HEAP32[sa+12>>2]=addr[1];HEAP32[sa+16>>2]=addr[2];HEAP32[sa+20>>2]=addr[3];HEAP16[sa+2>>1]=_htons(port);break;default:return 5}return 0};var DNS={address_map:{id:1,addrs:{},names:{}},lookup_name(name){var res=inetPton4(name);if(res!==null){return name}res=inetPton6(name);if(res!==null){return name}var addr;if(DNS.address_map.addrs[name]){addr=DNS.address_map.addrs[name]}else{var id=DNS.address_map.id++;assert(id<65535,"exceeded max address mappings of 65535");addr="172.29."+(id&255)+"."+(id&65280);DNS.address_map.names[addr]=name;DNS.address_map.addrs[name]=addr}return addr},lookup_addr(addr){if(DNS.address_map.names[addr]){return DNS.address_map.names[addr]}return null}};function ___syscall_accept4(fd,addr,addrlen,flags,d1,d2){try{var sock=getSocketFromFD(fd);var newsock=sock.sock_ops.accept(sock);if(addr){var errno=writeSockaddr(addr,newsock.family,DNS.lookup_name(newsock.daddr),newsock.dport,addrlen)}return newsock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var inetNtop4=addr=>(addr&255)+"."+(addr>>8&255)+"."+(addr>>16&255)+"."+(addr>>24&255);var inetNtop6=ints=>{var str="";var word=0;var longest=0;var lastzero=0;var zstart=0;var len=0;var i=0;var parts=[ints[0]&65535,ints[0]>>16,ints[1]&65535,ints[1]>>16,ints[2]&65535,ints[2]>>16,ints[3]&65535,ints[3]>>16];var hasipv4=true;var v4part="";for(i=0;i<5;i++){if(parts[i]!==0){hasipv4=false;break}}if(hasipv4){v4part=inetNtop4(parts[6]|parts[7]<<16);if(parts[5]===-1){str="::ffff:";str+=v4part;return str}if(parts[5]===0){str="::";if(v4part==="0.0.0.0")v4part="";if(v4part==="0.0.0.1")v4part="1";str+=v4part;return str}}for(word=0;word<8;word++){if(parts[word]===0){if(word-lastzero>1){len=0}lastzero=word;len++}if(len>longest){longest=len;zstart=word-longest+1}}for(word=0;word<8;word++){if(longest>1){if(parts[word]===0&&word>=zstart&&word{var family=HEAP16[sa>>1];var port=_ntohs(HEAPU16[sa+2>>1]);var addr;switch(family){case 2:if(salen!==16){return{errno:28}}addr=HEAP32[sa+4>>2];addr=inetNtop4(addr);break;case 10:if(salen!==28){return{errno:28}}addr=[HEAP32[sa+8>>2],HEAP32[sa+12>>2],HEAP32[sa+16>>2],HEAP32[sa+20>>2]];addr=inetNtop6(addr);break;default:return{errno:5}}return{family:family,addr:addr,port:port}};var getSocketAddress=(addrp,addrlen,allowNull)=>{if(allowNull&&addrp===0)return null;var info=readSockaddr(addrp,addrlen);if(info.errno)throw new FS.ErrnoError(info.errno);info.addr=DNS.lookup_addr(info.addr)||info.addr;return info};function ___syscall_bind(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.bind(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var SYSCALLS={DEFAULT_POLLMASK:5,calculateAt(dirfd,path,allowEmpty){if(PATH.isAbs(path)){return path}var dir;if(dirfd===-100){dir=FS.cwd()}else{var dirstream=SYSCALLS.getStreamFromFD(dirfd);dir=dirstream.path}if(path.length==0){if(!allowEmpty){throw new FS.ErrnoError(44)}return dir}return PATH.join2(dir,path)},doStat(func,path,buf){var stat=func(path);HEAP32[buf>>2]=stat.dev;HEAP32[buf+4>>2]=stat.mode;HEAPU32[buf+8>>2]=stat.nlink;HEAP32[buf+12>>2]=stat.uid;HEAP32[buf+16>>2]=stat.gid;HEAP32[buf+20>>2]=stat.rdev;tempI64=[stat.size>>>0,(tempDouble=stat.size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+24>>2]=tempI64[0],HEAP32[buf+28>>2]=tempI64[1];HEAP32[buf+32>>2]=4096;HEAP32[buf+36>>2]=stat.blocks;var atime=stat.atime.getTime();var mtime=stat.mtime.getTime();var ctime=stat.ctime.getTime();tempI64=[Math.floor(atime/1e3)>>>0,(tempDouble=Math.floor(atime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+40>>2]=tempI64[0],HEAP32[buf+44>>2]=tempI64[1];HEAPU32[buf+48>>2]=atime%1e3*1e3;tempI64=[Math.floor(mtime/1e3)>>>0,(tempDouble=Math.floor(mtime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+56>>2]=tempI64[0],HEAP32[buf+60>>2]=tempI64[1];HEAPU32[buf+64>>2]=mtime%1e3*1e3;tempI64=[Math.floor(ctime/1e3)>>>0,(tempDouble=Math.floor(ctime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+72>>2]=tempI64[0],HEAP32[buf+76>>2]=tempI64[1];HEAPU32[buf+80>>2]=ctime%1e3*1e3;tempI64=[stat.ino>>>0,(tempDouble=stat.ino,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+88>>2]=tempI64[0],HEAP32[buf+92>>2]=tempI64[1];return 0},doMsync(addr,stream,len,flags,offset){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}if(flags&2){return 0}var buffer=HEAPU8.slice(addr,addr+len);FS.msync(stream,buffer,offset,len,flags)},getStreamFromFD(fd){var stream=FS.getStreamChecked(fd);return stream},varargs:undefined,getStr(ptr){var ret=UTF8ToString(ptr);return ret}};function ___syscall_chdir(path){try{path=SYSCALLS.getStr(path);FS.chdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_chmod(path,mode){try{path=SYSCALLS.getStr(path);FS.chmod(path,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_connect(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.connect(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup(fd){try{var old=SYSCALLS.getStreamFromFD(fd);return FS.dupStream(old).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup3(fd,newfd,flags){try{var old=SYSCALLS.getStreamFromFD(fd);if(old.fd===newfd)return-28;var existing=FS.getStream(newfd);if(existing)FS.close(existing);return FS.dupStream(old,newfd).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_faccessat(dirfd,path,amode,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(amode&~7){return-28}var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;if(!node){return-44}var perms="";if(amode&4)perms+="r";if(amode&2)perms+="w";if(amode&1)perms+="x";if(perms&&FS.nodePermissions(node,perms)){return-2}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchmod(fd,mode){try{FS.fchmod(fd,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchown32(fd,owner,group){try{FS.fchown(fd,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchownat(dirfd,path,owner,group,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;flags=flags&~256;path=SYSCALLS.calculateAt(dirfd,path);(nofollow?FS.lchown:FS.chown)(path,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function syscallGetVarargI(){var ret=HEAP32[+SYSCALLS.varargs>>2];SYSCALLS.varargs+=4;return ret}var syscallGetVarargP=syscallGetVarargI;function ___syscall_fcntl64(fd,cmd,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(cmd){case 0:{var arg=syscallGetVarargI();if(arg<0){return-28}while(FS.streams[arg]){arg++}var newStream;newStream=FS.dupStream(stream,arg);return newStream.fd}case 1:case 2:return 0;case 3:return stream.flags;case 4:{var arg=syscallGetVarargI();stream.flags|=arg;return 0}case 12:{var arg=syscallGetVarargP();var offset=0;HEAP16[arg+offset>>1]=2;return 0}case 13:case 14:return 0}return-28}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fstat64(fd,buf){try{var stream=SYSCALLS.getStreamFromFD(fd);return SYSCALLS.doStat(FS.stat,stream.path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var convertI32PairToI53Checked=(lo,hi)=>hi+2097152>>>0<4194305-!!lo?(lo>>>0)+hi*4294967296:NaN;function ___syscall_ftruncate64(fd,length_low,length_high){var length=convertI32PairToI53Checked(length_low,length_high);try{if(isNaN(length))return 61;FS.ftruncate(fd,length);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var stringToUTF8=(str,outPtr,maxBytesToWrite)=>stringToUTF8Array(str,HEAPU8,outPtr,maxBytesToWrite);Module["stringToUTF8"]=stringToUTF8;function ___syscall_getcwd(buf,size){try{if(size===0)return-28;var cwd=FS.cwd();var cwdLengthInBytes=lengthBytesUTF8(cwd)+1;if(size>>0,(tempDouble=id,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos>>2]=tempI64[0],HEAP32[dirp+pos+4>>2]=tempI64[1];tempI64=[(idx+1)*struct_size>>>0,(tempDouble=(idx+1)*struct_size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos+8>>2]=tempI64[0],HEAP32[dirp+pos+12>>2]=tempI64[1];HEAP16[dirp+pos+16>>1]=280;HEAP8[dirp+pos+18]=type;stringToUTF8(name,dirp+pos+19,256);pos+=struct_size;idx+=1}FS.llseek(stream,idx*struct_size,0);return pos}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getpeername(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);if(!sock.daddr){return-53}var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.daddr),sock.dport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockname(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.saddr||"0.0.0.0"),sock.sport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockopt(fd,level,optname,optval,optlen,d1){try{var sock=getSocketFromFD(fd);if(level===1){if(optname===4){HEAP32[optval>>2]=sock.error;HEAP32[optlen>>2]=4;sock.error=null;return 0}}return-50}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_ioctl(fd,op,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(op){case 21509:{if(!stream.tty)return-59;return 0}case 21505:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcgets){var termios=stream.tty.ops.ioctl_tcgets(stream);var argp=syscallGetVarargP();HEAP32[argp>>2]=termios.c_iflag||0;HEAP32[argp+4>>2]=termios.c_oflag||0;HEAP32[argp+8>>2]=termios.c_cflag||0;HEAP32[argp+12>>2]=termios.c_lflag||0;for(var i=0;i<32;i++){HEAP8[argp+i+17]=termios.c_cc[i]||0}return 0}return 0}case 21510:case 21511:case 21512:{if(!stream.tty)return-59;return 0}case 21506:case 21507:case 21508:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcsets){var argp=syscallGetVarargP();var c_iflag=HEAP32[argp>>2];var c_oflag=HEAP32[argp+4>>2];var c_cflag=HEAP32[argp+8>>2];var c_lflag=HEAP32[argp+12>>2];var c_cc=[];for(var i=0;i<32;i++){c_cc.push(HEAP8[argp+i+17])}return stream.tty.ops.ioctl_tcsets(stream.tty,op,{c_iflag:c_iflag,c_oflag:c_oflag,c_cflag:c_cflag,c_lflag:c_lflag,c_cc:c_cc})}return 0}case 21519:{if(!stream.tty)return-59;var argp=syscallGetVarargP();HEAP32[argp>>2]=0;return 0}case 21520:{if(!stream.tty)return-59;return-28}case 21531:{var argp=syscallGetVarargP();return FS.ioctl(stream,op,argp)}case 21523:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tiocgwinsz){var winsize=stream.tty.ops.ioctl_tiocgwinsz(stream.tty);var argp=syscallGetVarargP();HEAP16[argp>>1]=winsize[0];HEAP16[argp+2>>1]=winsize[1]}return 0}case 21524:{if(!stream.tty)return-59;return 0}case 21515:{if(!stream.tty)return-59;return 0}default:return-28}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_listen(fd,backlog){try{var sock=getSocketFromFD(fd);sock.sock_ops.listen(sock,backlog);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_lstat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.lstat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_mkdirat(dirfd,path,mode){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);path=PATH.normalize(path);if(path[path.length-1]==="/")path=path.substr(0,path.length-1);FS.mkdir(path,mode,0);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_newfstatat(dirfd,path,buf,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;var allowEmpty=flags&4096;flags=flags&~6400;path=SYSCALLS.calculateAt(dirfd,path,allowEmpty);return SYSCALLS.doStat(nofollow?FS.lstat:FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_openat(dirfd,path,flags,varargs){SYSCALLS.varargs=varargs;try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);var mode=varargs?syscallGetVarargI():0;return FS.open(path,flags,mode).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var PIPEFS={BUCKET_BUFFER_SIZE:8192,mount(mount){return FS.createNode(null,"/",16384|511,0)},createPipe(){var pipe={buckets:[],refcnt:2};pipe.buckets.push({buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:0,roffset:0});var rName=PIPEFS.nextname();var wName=PIPEFS.nextname();var rNode=FS.createNode(PIPEFS.root,rName,4096,0);var wNode=FS.createNode(PIPEFS.root,wName,4096,0);rNode.pipe=pipe;wNode.pipe=pipe;var readableStream=FS.createStream({path:rName,node:rNode,flags:0,seekable:false,stream_ops:PIPEFS.stream_ops});rNode.stream=readableStream;var writableStream=FS.createStream({path:wName,node:wNode,flags:1,seekable:false,stream_ops:PIPEFS.stream_ops});wNode.stream=writableStream;return{readable_fd:readableStream.fd,writable_fd:writableStream.fd}},stream_ops:{poll(stream){var pipe=stream.node.pipe;if((stream.flags&2097155)===1){return 256|4}if(pipe.buckets.length>0){for(var i=0;i0){return 64|1}}}return 0},ioctl(stream,request,varargs){return 28},fsync(stream){return 28},read(stream,buffer,offset,length,position){var pipe=stream.node.pipe;var currentLength=0;for(var i=0;i=dataLen){currBucket.buffer.set(data,currBucket.offset);currBucket.offset+=dataLen;return dataLen}else if(freeBytesInCurrBuffer>0){currBucket.buffer.set(data.subarray(0,freeBytesInCurrBuffer),currBucket.offset);currBucket.offset+=freeBytesInCurrBuffer;data=data.subarray(freeBytesInCurrBuffer,data.byteLength)}var numBuckets=data.byteLength/PIPEFS.BUCKET_BUFFER_SIZE|0;var remElements=data.byteLength%PIPEFS.BUCKET_BUFFER_SIZE;for(var i=0;i0){var newBucket={buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:data.byteLength,roffset:0};pipe.buckets.push(newBucket);newBucket.buffer.set(data)}return dataLen},close(stream){var pipe=stream.node.pipe;pipe.refcnt--;if(pipe.refcnt===0){pipe.buckets=null}}},nextname(){if(!PIPEFS.nextname.current){PIPEFS.nextname.current=0}return"pipe["+PIPEFS.nextname.current+++"]"}};function ___syscall_pipe(fdPtr){try{if(fdPtr==0){throw new FS.ErrnoError(21)}var res=PIPEFS.createPipe();HEAP32[fdPtr>>2]=res.readable_fd;HEAP32[fdPtr+4>>2]=res.writable_fd;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_poll(fds,nfds,timeout){try{var nonzero=0;for(var i=0;i>2];var events=HEAP16[pollfd+4>>1];var mask=32;var stream=FS.getStream(fd);if(stream){mask=SYSCALLS.DEFAULT_POLLMASK;if (stream.stream_ops?.poll){mask=stream.stream_ops.poll(stream,-1)}}mask&=events|8|16;if(mask)nonzero++;HEAP16[pollfd+6>>1]=mask}return nonzero}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_readlinkat(dirfd,path,buf,bufsize){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(bufsize<=0)return-28;var ret=FS.readlink(path);var len=Math.min(bufsize,lengthBytesUTF8(ret));var endChar=HEAP8[buf+len];stringToUTF8(ret,buf,bufsize+1);HEAP8[buf+len]=endChar;return len}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_recvfrom(fd,buf,len,flags,addr,addrlen){try{var sock=getSocketFromFD(fd);var msg=sock.sock_ops.recvmsg(sock, len, typeof flags !== "undefined" ? flags : 0);if(!msg)return 0;if(addr){var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(msg.addr),msg.port,addrlen)}HEAPU8.set(msg.buffer,buf);return msg.buffer.byteLength}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_renameat(olddirfd,oldpath,newdirfd,newpath){try{oldpath=SYSCALLS.getStr(oldpath);newpath=SYSCALLS.getStr(newpath);oldpath=SYSCALLS.calculateAt(olddirfd,oldpath);newpath=SYSCALLS.calculateAt(newdirfd,newpath);FS.rename(oldpath,newpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_rmdir(path){try{path=SYSCALLS.getStr(path);FS.rmdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_sendto(fd,message,length,flags,addr,addr_len){try{var sock=getSocketFromFD(fd);var dest=getSocketAddress(addr,addr_len,true);if(!dest){return FS.write(sock.stream,HEAP8,message,length)}return sock.sock_ops.sendmsg(sock,HEAP8,message,length,dest.addr,dest.port)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_socket(domain,type,protocol){try{var sock=SOCKFS.createSocket(domain,type,protocol);return sock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_stat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_statfs64(path,size,buf){try{path=SYSCALLS.getStr(path);HEAP32[buf+4>>2]=4096;HEAP32[buf+40>>2]=4096;HEAP32[buf+8>>2]=1e6;HEAP32[buf+12>>2]=5e5;HEAP32[buf+16>>2]=5e5;HEAP32[buf+20>>2]=FS.nextInode;HEAP32[buf+24>>2]=1e6;HEAP32[buf+28>>2]=42;HEAP32[buf+44>>2]=2;HEAP32[buf+36>>2]=255;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_symlink(target,linkpath){try{target=SYSCALLS.getStr(target);linkpath=SYSCALLS.getStr(linkpath);FS.symlink(target,linkpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_unlinkat(dirfd,path,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(flags===0){FS.unlink(path)}else if(flags===512){FS.rmdir(path)}else{abort("Invalid flags passed to unlinkat")}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var readI53FromI64=ptr=>HEAPU32[ptr>>2]+HEAP32[ptr+4>>2]*4294967296;function ___syscall_utimensat(dirfd,path,times,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path,true);if(!times){var atime=Date.now();var mtime=atime}else{var seconds=readI53FromI64(times);var nanoseconds=HEAP32[times+8>>2];atime=seconds*1e3+nanoseconds/(1e3*1e3);times+=16;seconds=readI53FromI64(times);nanoseconds=HEAP32[times+8>>2];mtime=seconds*1e3+nanoseconds/(1e3*1e3)}FS.utime(path,atime,mtime);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var __abort_js=()=>{abort("")};var nowIsMonotonic=1;var __emscripten_get_now_is_monotonic=()=>nowIsMonotonic;var __emscripten_lookup_name=name=>{var nameString=UTF8ToString(name);return inetPton4(DNS.lookup_name(nameString))};var __emscripten_memcpy_js=(dest,src,num)=>HEAPU8.copyWithin(dest,src,src+num);var __emscripten_runtime_keepalive_clear=()=>{noExitRuntime=false;runtimeKeepaliveCounter=0};function __gmtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getUTCSeconds();HEAP32[tmPtr+4>>2]=date.getUTCMinutes();HEAP32[tmPtr+8>>2]=date.getUTCHours();HEAP32[tmPtr+12>>2]=date.getUTCDate();HEAP32[tmPtr+16>>2]=date.getUTCMonth();HEAP32[tmPtr+20>>2]=date.getUTCFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getUTCDay();var start=Date.UTC(date.getUTCFullYear(),0,1,0,0,0,0);var yday=(date.getTime()-start)/(1e3*60*60*24)|0;HEAP32[tmPtr+28>>2]=yday}var isLeapYear=year=>year%4===0&&(year%100!==0||year%400===0);var MONTH_DAYS_LEAP_CUMULATIVE=[0,31,60,91,121,152,182,213,244,274,305,335];var MONTH_DAYS_REGULAR_CUMULATIVE=[0,31,59,90,120,151,181,212,243,273,304,334];var ydayFromDate=date=>{var leap=isLeapYear(date.getFullYear());var monthDaysCumulative=leap?MONTH_DAYS_LEAP_CUMULATIVE:MONTH_DAYS_REGULAR_CUMULATIVE;var yday=monthDaysCumulative[date.getMonth()]+date.getDate()-1;return yday};function __localtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr+36>>2]=-(date.getTimezoneOffset()*60);var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dst=(summerOffset!=winterOffset&&date.getTimezoneOffset()==Math.min(winterOffset,summerOffset))|0;HEAP32[tmPtr+32>>2]=dst}var setTempRet0=val=>__emscripten_tempret_set(val);var __mktime_js=function(tmPtr){var ret=(()=>{var date=new Date(HEAP32[tmPtr+20>>2]+1900,HEAP32[tmPtr+16>>2],HEAP32[tmPtr+12>>2],HEAP32[tmPtr+8>>2],HEAP32[tmPtr+4>>2],HEAP32[tmPtr>>2],0);var dst=HEAP32[tmPtr+32>>2];var guessedOffset=date.getTimezoneOffset();var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dstOffset=Math.min(winterOffset,summerOffset);if(dst<0){HEAP32[tmPtr+32>>2]=Number(summerOffset!=winterOffset&&dstOffset==guessedOffset)}else if(dst>0!=(dstOffset==guessedOffset)){var nonDstOffset=Math.max(winterOffset,summerOffset);var trueOffset=dst>0?dstOffset:nonDstOffset;date.setTime(date.getTime()+(trueOffset-guessedOffset)*6e4)}HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getYear();var timeMs=date.getTime();if(isNaN(timeMs)){return-1}return timeMs/1e3})();return setTempRet0((tempDouble=ret,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)),ret>>>0};function __mmap_js(len,prot,flags,fd,offset_low,offset_high,allocated,addr){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);var res=FS.mmap(stream,len,offset,prot,flags);var ptr=res.ptr;HEAP32[allocated>>2]=res.allocated;HEAPU32[addr>>2]=ptr;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function __munmap_js(addr,len,prot,flags,fd,offset_low,offset_high){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{var stream=SYSCALLS.getStreamFromFD(fd);if(prot&2){SYSCALLS.doMsync(addr,stream,len,flags,offset)}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var timers={};var handleException=e=>{if(e instanceof ExitStatus||e=="unwind"){return EXITSTATUS}quit_(1,e)};var runtimeKeepaliveCounter=0;var keepRuntimeAlive=()=>noExitRuntime||runtimeKeepaliveCounter>0;var _proc_exit=code=>{EXITSTATUS=code;if(!keepRuntimeAlive()){Module["onExit"]?.(code);ABORT=true}quit_(code,new ExitStatus(code))};var exitJS=(status,implicit)=>{EXITSTATUS=status;if(!keepRuntimeAlive()){exitRuntime()}_proc_exit(status)};var _exit=exitJS;Module["_exit"]=_exit;var maybeExit=()=>{if(runtimeExited){return}if(!keepRuntimeAlive()){try{_exit(EXITSTATUS)}catch(e){handleException(e)}}};var callUserCallback=func=>{if(runtimeExited||ABORT){return}try{func();maybeExit()}catch(e){handleException(e)}};var _emscripten_get_now;_emscripten_get_now=()=>performance.now();var __setitimer_js=(which,timeout_ms)=>{if(timers[which]){clearTimeout(timers[which].id);delete timers[which]}if(!timeout_ms)return 0;var id=setTimeout(()=>{delete timers[which];callUserCallback(()=>__emscripten_timeout(which,_emscripten_get_now()))},timeout_ms);timers[which]={id:id,timeout_ms:timeout_ms};return 0};var __tzset_js=(timezone,daylight,std_name,dst_name)=>{var currentYear=(new Date).getFullYear();var winter=new Date(currentYear,0,1);var summer=new Date(currentYear,6,1);var winterOffset=winter.getTimezoneOffset();var summerOffset=summer.getTimezoneOffset();var stdTimezoneOffset=Math.max(winterOffset,summerOffset);HEAPU32[timezone>>2]=stdTimezoneOffset*60;HEAP32[daylight>>2]=Number(winterOffset!=summerOffset);var extractZone=date=>date.toLocaleTimeString(undefined,{hour12:false,timeZoneName:"short"}).split(" ")[1];var winterName=extractZone(winter);var summerName=extractZone(summer);if(summerOffsetDate.now();var getHeapMax=()=>2147483648;var _emscripten_get_heap_max=()=>getHeapMax();var growMemory=size=>{var b=wasmMemory.buffer;var pages=(size-b.byteLength+65535)/65536;try{wasmMemory.grow(pages);updateMemoryViews();return 1}catch(e){}};var _emscripten_resize_heap=requestedSize=>{var oldSize=HEAPU8.length;requestedSize>>>=0;var maxHeapSize=getHeapMax();if(requestedSize>maxHeapSize){return false}var alignUp=(x,multiple)=>x+(multiple-x%multiple)%multiple;for(var cutDown=1;cutDown<=4;cutDown*=2){var overGrownHeapSize=oldSize*(1+.2/cutDown);overGrownHeapSize=Math.min(overGrownHeapSize,requestedSize+100663296);var newSize=Math.min(maxHeapSize,alignUp(Math.max(requestedSize,overGrownHeapSize),65536));var replacement=growMemory(newSize);if(replacement){return true}}return false};var runtimeKeepalivePush=()=>{runtimeKeepaliveCounter+=1};var runtimeKeepalivePop=()=>{runtimeKeepaliveCounter-=1};var safeSetTimeout=(func,timeout)=>{runtimeKeepalivePush();return setTimeout(()=>{runtimeKeepalivePop();callUserCallback(func)},timeout)};var _emscripten_sleep=ms=>Asyncify.handleSleep(wakeUp=>safeSetTimeout(wakeUp,ms));Module["_emscripten_sleep"]=_emscripten_sleep;_emscripten_sleep.isAsync=true;var ENV = PHPLoader.ENV || {};var getExecutableName=()=>thisProgram||"./this.program";var getEnvStrings=()=>{if(!getEnvStrings.strings){var lang=(typeof navigator=="object"&&navigator.languages&&navigator.languages[0]||"C").replace("-","_")+".UTF-8";var env={USER:"web_user",LOGNAME:"web_user",PATH:"/",PWD:"/",HOME:"/home/web_user",LANG:lang,_:getExecutableName()};for(var x in ENV){if(ENV[x]===undefined)delete env[x];else env[x]=ENV[x]}var strings=[];for(var x in env){strings.push(`${x}=${env[x]}`)}getEnvStrings.strings=strings}return getEnvStrings.strings};var stringToAscii=(str,buffer)=>{for(var i=0;i{var bufSize=0;getEnvStrings().forEach((string,i)=>{var ptr=environ_buf+bufSize;HEAPU32[__environ+i*4>>2]=ptr;stringToAscii(string,ptr);bufSize+=string.length+1});return 0};var _environ_sizes_get=(penviron_count,penviron_buf_size)=>{var strings=getEnvStrings();HEAPU32[penviron_count>>2]=strings.length;var bufSize=0;strings.forEach(string=>bufSize+=string.length+1);HEAPU32[penviron_buf_size>>2]=bufSize;return 0};function _fd_close(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);FS.close(stream);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_fdstat_get(fd,pbuf){try{var rightsBase=0;var rightsInheriting=0;var flags=0;{var stream=SYSCALLS.getStreamFromFD(fd);var type=stream.tty?2:FS.isDir(stream.mode)?3:FS.isLink(stream.mode)?7:4}HEAP8[pbuf]=type;HEAP16[pbuf+2>>1]=flags;tempI64=[rightsBase>>>0,(tempDouble=rightsBase,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+8>>2]=tempI64[0],HEAP32[pbuf+12>>2]=tempI64[1];tempI64=[rightsInheriting>>>0,(tempDouble=rightsInheriting,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+16>>2]=tempI64[0],HEAP32[pbuf+20>>2]=tempI64[1];return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var doReadv=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.read(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(curr>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_seek(fd,offset_low,offset_high,whence,newOffset){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);FS.llseek(stream,offset,whence);tempI64=[stream.position>>>0,(tempDouble=stream.position,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[newOffset>>2]=tempI64[0],HEAP32[newOffset+4>>2]=tempI64[1];if(stream.getdents&&offset===0&&whence===0)stream.getdents=null;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var _fd_sync=function(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);return Asyncify.handleSleep(wakeUp=>{var mount=stream.node.mount;if(!mount.type.syncfs){wakeUp(0);return}mount.type.syncfs(mount,false,err=>{if(err){wakeUp(29);return}wakeUp(0)})})}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}};_fd_sync.isAsync=true;var doWritev=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.write(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(typeof offset!="undefined"){offset+=curr}}return ret};function _fd_write(fd,iov,iovcnt,pnum){try{var stream=SYSCALLS.getStreamFromFD(fd);var num=doWritev(stream,iov,iovcnt);HEAPU32[pnum>>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var _getaddrinfo=(node,service,hint,out)=>{var addr=0;var port=0;var flags=0;var family=0;var type=0;var proto=0;var ai;function allocaddrinfo(family,type,proto,canon,addr,port){var sa,salen,ai;var errno;salen=family===10?28:16;addr=family===10?inetNtop6(addr):inetNtop4(addr);sa=_malloc(salen);errno=writeSockaddr(sa,family,addr,port);assert(!errno);ai=_malloc(32);HEAP32[ai+4>>2]=family;HEAP32[ai+8>>2]=type;HEAP32[ai+12>>2]=proto;HEAPU32[ai+24>>2]=canon;HEAPU32[ai+20>>2]=sa;if(family===10){HEAP32[ai+16>>2]=28}else{HEAP32[ai+16>>2]=16}HEAP32[ai+28>>2]=0;return ai}if(hint){flags=HEAP32[hint>>2];family=HEAP32[hint+4>>2];type=HEAP32[hint+8>>2];proto=HEAP32[hint+12>>2]}if(type&&!proto){proto=type===2?17:6}if(!type&&proto){type=proto===17?2:1}if(proto===0){proto=6}if(type===0){type=1}if(!node&&!service){return-2}if(flags&~(1|2|4|1024|8|16|32)){return-1}if(hint!==0&&HEAP32[hint>>2]&2&&!node){return-1}if(flags&32){return-2}if(type!==0&&type!==1&&type!==2){return-7}if(family!==0&&family!==2&&family!==10){return-6}if(service){service=UTF8ToString(service);port=parseInt(service,10);if(isNaN(port)){if(flags&1024){return-2}return-8}}if(!node){if(family===0){family=2}if((flags&1)===0){if(family===2){addr=_htonl(2130706433)}else{addr=[0,0,0,1]}}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0}node=UTF8ToString(node);addr=inetPton4(node);if(addr!==null){if(family===0||family===2){family=2}else if(family===10&&flags&8){addr=[0,0,_htonl(65535),addr];family=10}else{return-2}}else{addr=inetPton6(node);if(addr!==null){if(family===0||family===10){family=10}else{return-2}}}if(addr!=null){ai=allocaddrinfo(family,type,proto,node,addr,port);HEAPU32[out>>2]=ai;return 0}if(flags&4){return-2}node=DNS.lookup_name(node);addr=inetPton4(node);if(family===0){family=2}else if(family===10){addr=[0,0,_htonl(65535),addr]}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0};var _getnameinfo=(sa,salen,node,nodelen,serv,servlen,flags)=>{var info=readSockaddr(sa,salen);if(info.errno){return-6}var port=info.port;var addr=info.addr;var overflowed=false;if(node&&nodelen){var lookup;if(flags&1||!(lookup=DNS.lookup_addr(addr))){if(flags&8){return-2}}else{addr=lookup}var numBytesWrittenExclNull=stringToUTF8(addr,node,nodelen);if(numBytesWrittenExclNull+1>=nodelen){overflowed=true}}if(serv&&servlen){port=""+port;var numBytesWrittenExclNull=stringToUTF8(port,serv,servlen);if(numBytesWrittenExclNull+1>=servlen){overflowed=true}}if(overflowed){return-12}return 0};var Protocols={list:[],map:{}};var _setprotoent=stayopen=>{function allocprotoent(name,proto,aliases){var nameBuf=_malloc(name.length+1);stringToAscii(name,nameBuf);var j=0;var length=aliases.length;var aliasListBuf=_malloc((length+1)*4);for(var i=0;i>2]=aliasBuf}HEAPU32[aliasListBuf+j>>2]=0;var pe=_malloc(12);HEAPU32[pe>>2]=nameBuf;HEAPU32[pe+4>>2]=aliasListBuf;HEAP32[pe+8>>2]=proto;return pe}var list=Protocols.list;var map=Protocols.map;if(list.length===0){var entry=allocprotoent("tcp",6,["TCP"]);list.push(entry);map["tcp"]=map["6"]=entry;entry=allocprotoent("udp",17,["UDP"]);list.push(entry);map["udp"]=map["17"]=entry}_setprotoent.index=0};var _getprotobyname=name=>{name=UTF8ToString(name);_setprotoent(true);var result=Protocols.map[name];return result};var _getprotobynumber=number=>{_setprotoent(true);var result=Protocols.map[number];return result};var stackAlloc=sz=>__emscripten_stack_alloc(sz);var stringToUTF8OnStack=str=>{var size=lengthBytesUTF8(str)+1;var ret=stackAlloc(size);stringToUTF8(str,ret,size);return ret};var allocateUTF8OnStack=stringToUTF8OnStack;var PHPWASM={init:function(){FS.mkdir("/internal");FS.mkdir("/internal/shared");FS.mkdir("/internal/shared/preload");PHPWASM.EventEmitter=ENVIRONMENT_IS_NODE?require("events").EventEmitter:class EventEmitter{constructor(){this.listeners={}}emit(eventName,data){if(this.listeners[eventName]){this.listeners[eventName].forEach(callback=>{callback(data)})}}once(eventName,callback){const self=this;function removedCallback(){callback(...arguments);self.removeListener(eventName,removedCallback)}this.on(eventName,removedCallback)}removeAllListeners(eventName){if(eventName){delete this.listeners[eventName]}else{this.listeners={}}}removeListener(eventName,callback){if(this.listeners[eventName]){const idx=this.listeners[eventName].indexOf(callback);if(idx!==-1){this.listeners[eventName].splice(idx,1)}}}};PHPWASM.child_proc_by_fd={};PHPWASM.child_proc_by_pid={};PHPWASM.input_devices={}},getAllWebSockets:function(sock){const webSockets=new Set;if(sock.server){sock.server.clients.forEach(ws=>{webSockets.add(ws)})}for(const peer of PHPWASM.getAllPeers(sock)){webSockets.add(peer.socket)}return Array.from(webSockets)},getAllPeers:function(sock){const peers=new Set;if(sock.server){sock.pending.filter(pending=>pending.peers).forEach(pending=>{for(const peer of Object.values(pending.peers)){peers.add(peer)}})}if(sock.peers){for(const peer of Object.values(sock.peers)){peers.add(peer)}}return Array.from(peers)},awaitData:function(ws){return PHPWASM.awaitEvent(ws,"message")},awaitConnection:function(ws){if(ws.OPEN===ws.readyState){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"open")},awaitClose:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"close")},awaitError:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"error")},awaitEvent:function(ws,event){let resolve;const listener=()=>{resolve()};const promise=new Promise(function(_resolve){resolve=_resolve;ws.once(event,listener)});const cancel=()=>{ws.removeListener(event,listener);setTimeout(resolve)};return[promise,cancel]},noop:function(){},spawnProcess:function(command,args,options){if(Module["spawnProcess"]){const spawnedPromise=Module["spawnProcess"](command,args,options);return Promise.resolve(spawnedPromise).then(function(spawned){if(!spawned||!spawned.on){throw new Error("spawnProcess() must return an EventEmitter but returned a different type.")}return spawned})}if(ENVIRONMENT_IS_NODE){return require("child_process").spawn(command,args,{...options,shell:true,stdio:["pipe","pipe","pipe"],timeout:100})}const e=new Error("popen(), proc_open() etc. are unsupported in the browser. Call php.setSpawnHandler() "+"and provide a callback to handle spawning processes, or disable a popen(), proc_open() "+"and similar functions via php.ini.");e.code="SPAWN_UNSUPPORTED";throw e},shutdownSocket:function(socketd,how){const sock=getSocketFromFD(socketd);const peer=Object.values(sock.peers)[0];if(!peer){return-1}try{peer.socket.close();SOCKFS.websocket_sock_ops.removePeer(sock,peer);return 0}catch(e){console.log("Socket shutdown error",e);return-1}}};function _js_create_input_device(deviceId){let dataBuffer=[];let dataCallback;const filename="proc_id_"+deviceId;const device=FS.createDevice("/dev",filename,function(){},function(byte){try{dataBuffer.push(byte);if(dataCallback){dataCallback(new Uint8Array(dataBuffer));dataBuffer=[]}}catch(e){console.error(e);throw e}});const devicePath="/dev/"+filename;PHPWASM.input_devices[deviceId]={devicePath:devicePath,onData:function(cb){dataCallback=cb;dataBuffer.forEach(function(data){cb(data)});dataBuffer.length=0}};return allocateUTF8OnStack(devicePath)}function _js_open_process(command,argsPtr,argsLength,descriptorsPtr,descriptorsLength,cwdPtr,cwdLength,envPtr,envLength){if(!command){return 1}const cmdstr=UTF8ToString(command);if(!cmdstr.length){return 0}let argsArray=[];if(argsLength){for(var i=0;i>2]))}}const cwdstr=cwdPtr?UTF8ToString(cwdPtr):null;let envObject=null;if(envLength){envObject={};for(var i=0;i>2]);const splitAt=envEntry.indexOf("=");if(splitAt===-1){continue}const key=envEntry.substring(0,splitAt);const value=envEntry.substring(splitAt+1);envObject[key]=value}}var std={};for(var i=0;i>2];std[HEAPU32[descriptorPtr>>2]]={child:HEAPU32[descriptorPtr+4>>2],parent:HEAPU32[descriptorPtr+8>>2]}}return Asyncify.handleSleep(async wakeUp=>{let cp;try{const options={};if(cwdstr!==null){options.cwd=cwdstr}if(envObject!==null){options.env=envObject}cp=PHPWASM.spawnProcess(cmdstr,argsArray,options);if(cp instanceof Promise){cp=await cp}}catch(e){if(e.code==="SPAWN_UNSUPPORTED"){wakeUp(1);return}console.error(e);wakeUp(1);throw e}const ProcInfo={pid:cp.pid,exited:false,stdinFd:std[0]?.child,stdinIsDevice:std[0]?.child in PHPWASM.input_devices,stdoutChildFd:std[1]?.child,stdoutParentFd:std[1]?.parent,stderrChildFd:std[2]?.child,stderrParentFd:std[2]?.parent,stdout:new PHPWASM.EventEmitter,stderr:new PHPWASM.EventEmitter};if(ProcInfo.stdoutChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutChildFd]=ProcInfo;if(ProcInfo.stderrChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrChildFd]=ProcInfo;if(ProcInfo.stdoutParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutParentFd]=ProcInfo;if(ProcInfo.stderrParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrParentFd]=ProcInfo;PHPWASM.child_proc_by_pid[ProcInfo.pid]=ProcInfo;cp.on("exit",function(code){ProcInfo.exitCode=code;ProcInfo.exited=true;ProcInfo.stdout.emit("data");ProcInfo.stderr.emit("data")});if(ProcInfo.stdoutChildFd){const stdoutStream=SYSCALLS.getStreamFromFD(ProcInfo.stdoutChildFd);let stdoutAt=0;cp.stdout.on("data",function(data){ProcInfo.stdout.emit("data",data);stdoutStream.stream_ops.write(stdoutStream,data,0,data.length,stdoutAt);stdoutAt+=data.length})}if(ProcInfo.stderrChildFd){const stderrStream=SYSCALLS.getStreamFromFD(ProcInfo.stderrChildFd);let stderrAt=0;cp.stderr.on("data",function(data){ProcInfo.stderr.emit("data",data);stderrStream.stream_ops.write(stderrStream,data,0,data.length,stderrAt);stderrAt+=data.length})}try{await new Promise((resolve,reject)=>{cp.on("spawn",resolve);cp.on("error",reject)})}catch(e){console.error(e);wakeUp(1);return}if(ProcInfo.stdinIsDevice){PHPWASM.input_devices[ProcInfo.stdinFd].onData(function(data){if(!data)return;if(typeof data==="number"){data=new Uint8Array([data])}const dataStr=new TextDecoder("utf-8").decode(data);cp.stdin.write(dataStr)});wakeUp(ProcInfo.pid);return}if(ProcInfo.stdinFd){const stdinStream=SYSCALLS.getStreamFromFD(ProcInfo.stdinFd);if(stdinStream.node){const CHUNK_SIZE=1024;const buffer=new Uint8Array(CHUNK_SIZE);let offset=0;while(true){const bytesRead=stdinStream.stream_ops.read(stdinStream,buffer,0,CHUNK_SIZE,offset);if(bytesRead===null||bytesRead===0){break}try{cp.stdin.write(buffer.subarray(0,bytesRead))}catch(e){console.error(e);return 1}if(bytesRead>2]=PHPWASM.child_proc_by_pid[pid].exitCode;return 1}return 0}function _js_waitpid(pid,exitCodePtr){if(!PHPWASM.child_proc_by_pid[pid]){return-1}return Asyncify.handleSleep(wakeUp=>{const poll=function(){if(PHPWASM.child_proc_by_pid[pid]?.exited){HEAPU32[exitCodePtr>>2]=PHPWASM.child_proc_by_pid[pid].exitCode;wakeUp(pid)}else{setTimeout(poll,50)}};poll()})}var arraySum=(array,index)=>{var sum=0;for(var i=0;i<=index;sum+=array[i++]){}return sum};var MONTH_DAYS_LEAP=[31,29,31,30,31,30,31,31,30,31,30,31];var MONTH_DAYS_REGULAR=[31,28,31,30,31,30,31,31,30,31,30,31];var addDays=(date,days)=>{var newDate=new Date(date.getTime());while(days>0){var leap=isLeapYear(newDate.getFullYear());var currentMonth=newDate.getMonth();var daysInCurrentMonth=(leap?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR)[currentMonth];if(days>daysInCurrentMonth-newDate.getDate()){days-=daysInCurrentMonth-newDate.getDate()+1;newDate.setDate(1);if(currentMonth<11){newDate.setMonth(currentMonth+1)}else{newDate.setMonth(0);newDate.setFullYear(newDate.getFullYear()+1)}}else{newDate.setDate(newDate.getDate()+days);return newDate}}return newDate};var writeArrayToMemory=(array,buffer)=>{HEAP8.set(array,buffer)};var _strftime=(s,maxsize,format,tm)=>{var tm_zone=HEAPU32[tm+40>>2];var date={tm_sec:HEAP32[tm>>2],tm_min:HEAP32[tm+4>>2],tm_hour:HEAP32[tm+8>>2],tm_mday:HEAP32[tm+12>>2],tm_mon:HEAP32[tm+16>>2],tm_year:HEAP32[tm+20>>2],tm_wday:HEAP32[tm+24>>2],tm_yday:HEAP32[tm+28>>2],tm_isdst:HEAP32[tm+32>>2],tm_gmtoff:HEAP32[tm+36>>2],tm_zone:tm_zone?UTF8ToString(tm_zone):""};var pattern=UTF8ToString(format);var EXPANSION_RULES_1={"%c":"%a %b %d %H:%M:%S %Y","%D":"%m/%d/%y","%F":"%Y-%m-%d","%h":"%b","%r":"%I:%M:%S %p","%R":"%H:%M","%T":"%H:%M:%S","%x":"%m/%d/%y","%X":"%H:%M:%S","%Ec":"%c","%EC":"%C","%Ex":"%m/%d/%y","%EX":"%H:%M:%S","%Ey":"%y","%EY":"%Y","%Od":"%d","%Oe":"%e","%OH":"%H","%OI":"%I","%Om":"%m","%OM":"%M","%OS":"%S","%Ou":"%u","%OU":"%U","%OV":"%V","%Ow":"%w","%OW":"%W","%Oy":"%y"};for(var rule in EXPANSION_RULES_1){pattern=pattern.replace(new RegExp(rule,"g"),EXPANSION_RULES_1[rule])}var WEEKDAYS=["Sunday","Monday","Tuesday","Wednesday","Thursday","Friday","Saturday"];var MONTHS=["January","February","March","April","May","June","July","August","September","October","November","December"];function leadingSomething(value,digits,character){var str=typeof value=="number"?value.toString():value||"";while(str.length0?1:0}var compare;if((compare=sgn(date1.getFullYear()-date2.getFullYear()))===0){if((compare=sgn(date1.getMonth()-date2.getMonth()))===0){compare=sgn(date1.getDate()-date2.getDate())}}return compare}function getFirstWeekStartDate(janFourth){switch(janFourth.getDay()){case 0:return new Date(janFourth.getFullYear()-1,11,29);case 1:return janFourth;case 2:return new Date(janFourth.getFullYear(),0,3);case 3:return new Date(janFourth.getFullYear(),0,2);case 4:return new Date(janFourth.getFullYear(),0,1);case 5:return new Date(janFourth.getFullYear()-1,11,31);case 6:return new Date(janFourth.getFullYear()-1,11,30)}}function getWeekBasedYear(date){var thisDate=addDays(new Date(date.tm_year+1900,0,1),date.tm_yday);var janFourthThisYear=new Date(thisDate.getFullYear(),0,4);var janFourthNextYear=new Date(thisDate.getFullYear()+1,0,4);var firstWeekStartThisYear=getFirstWeekStartDate(janFourthThisYear);var firstWeekStartNextYear=getFirstWeekStartDate(janFourthNextYear);if(compareByDay(firstWeekStartThisYear,thisDate)<=0){if(compareByDay(firstWeekStartNextYear,thisDate)<=0){return thisDate.getFullYear()+1}return thisDate.getFullYear()}return thisDate.getFullYear()-1}var EXPANSION_RULES_2={"%a":date=>WEEKDAYS[date.tm_wday].substring(0,3),"%A":date=>WEEKDAYS[date.tm_wday],"%b":date=>MONTHS[date.tm_mon].substring(0,3),"%B":date=>MONTHS[date.tm_mon],"%C":date=>{var year=date.tm_year+1900;return leadingNulls(year/100|0,2)},"%d":date=>leadingNulls(date.tm_mday,2),"%e":date=>leadingSomething(date.tm_mday,2," "),"%g":date=>getWeekBasedYear(date).toString().substring(2),"%G":getWeekBasedYear,"%H":date=>leadingNulls(date.tm_hour,2),"%I":date=>{var twelveHour=date.tm_hour;if(twelveHour==0)twelveHour=12;else if(twelveHour>12)twelveHour-=12;return leadingNulls(twelveHour,2)},"%j":date=>leadingNulls(date.tm_mday+arraySum(isLeapYear(date.tm_year+1900)?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,date.tm_mon-1),3),"%m":date=>leadingNulls(date.tm_mon+1,2),"%M":date=>leadingNulls(date.tm_min,2),"%n":()=>"\n","%p":date=>{if(date.tm_hour>=0&&date.tm_hour<12){return"AM"}return"PM"},"%S":date=>leadingNulls(date.tm_sec,2),"%t":()=>"\t","%u":date=>date.tm_wday||7,"%U":date=>{var days=date.tm_yday+7-date.tm_wday;return leadingNulls(Math.floor(days/7),2)},"%V":date=>{var val=Math.floor((date.tm_yday+7-(date.tm_wday+6)%7)/7);if((date.tm_wday+371-date.tm_yday-2)%7<=2){val++}if(!val){val=52;var dec31=(date.tm_wday+7-date.tm_yday-1)%7;if(dec31==4||dec31==5&&isLeapYear(date.tm_year%400-1)){val++}}else if(val==53){var jan1=(date.tm_wday+371-date.tm_yday)%7;if(jan1!=4&&(jan1!=3||!isLeapYear(date.tm_year)))val=1}return leadingNulls(val,2)},"%w":date=>date.tm_wday,"%W":date=>{var days=date.tm_yday+7-(date.tm_wday+6)%7;return leadingNulls(Math.floor(days/7),2)},"%y":date=>(date.tm_year+1900).toString().substring(2),"%Y":date=>date.tm_year+1900,"%z":date=>{var off=date.tm_gmtoff;var ahead=off>=0;off=Math.abs(off)/60;off=off/60*100+off%60;return(ahead?"+":"-")+String("0000"+off).slice(-4)},"%Z":date=>date.tm_zone,"%%":()=>"%"};pattern=pattern.replace(/%%/g,"\0\0");for(var rule in EXPANSION_RULES_2){if(pattern.includes(rule)){pattern=pattern.replace(new RegExp(rule,"g"),EXPANSION_RULES_2[rule](date))}}pattern=pattern.replace(/\0\0/g,"%");var bytes=intArrayFromString(pattern,false);if(bytes.length>maxsize){return 0}writeArrayToMemory(bytes,s);return bytes.length-1};var _strftime_l=(s,maxsize,format,tm,loc)=>_strftime(s,maxsize,format,tm);var _strptime=(buf,format,tm)=>{var pattern=UTF8ToString(format);var SPECIAL_CHARS="\\!@#$^&*()+=-[]/{}|:<>?,.";for(var i=0,ii=SPECIAL_CHARS.length;iEQUIVALENT_MATCHERS[c]||m).replace(/%(.)/g,(_,c)=>{let pat=DATE_PATTERNS[c];if(pat){capture.push(c);return`(${pat})`}else{return c}}).replace(/\s+/g,"\\s*");var matches=new RegExp("^"+pattern_out,"i").exec(UTF8ToString(buf));function initDate(){function fixup(value,min,max){return typeof 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if(value=getMatch("b")){date.month=MONTH_NUMBERS[value.substring(0,3).toUpperCase()]||0}if(value=getMatch("d")){date.day=jstoi_q(value)}else if(value=getMatch("j")){var day=jstoi_q(value);var leapYear=isLeapYear(date.year);for(var month=0;month<12;++month){var daysUntilMonth=arraySum(leapYear?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,month-1);if(day<=daysUntilMonth+(leapYear?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR)[month]){date.day=day-daysUntilMonth}}}else if(value=getMatch("a")){var weekDay=value.substring(0,3).toUpperCase();if(value=getMatch("U")){var weekDayNumber=DAY_NUMBERS_SUN_FIRST[weekDay];var weekNumber=jstoi_q(value);var janFirst=new Date(date.year,0,1);var endDate;if(janFirst.getDay()===0){endDate=addDays(janFirst,weekDayNumber+7*(weekNumber-1))}else{endDate=addDays(janFirst,7-janFirst.getDay()+weekDayNumber+7*(weekNumber-1))}date.day=endDate.getDate();date.month=endDate.getMonth()}else if(value=getMatch("W")){var weekDayNumber=DAY_NUMBERS_MON_FIRST[weekDay];var weekNumber=jstoi_q(value);var janFirst=new Date(date.year,0,1);var endDate;if(janFirst.getDay()===1){endDate=addDays(janFirst,weekDayNumber+7*(weekNumber-1))}else{endDate=addDays(janFirst,7-janFirst.getDay()+1+weekDayNumber+7*(weekNumber-1))}date.day=endDate.getDate();date.month=endDate.getMonth()}}if(value=getMatch("z")){if(value.toLowerCase()==="z"){date.gmtoff=0}else{var match=value.match(/^((?:\-|\+)\d\d):?(\d\d)?/);date.gmtoff=match[1]*3600;if(match[2]){date.gmtoff+=date.gmtoff>0?match[2]*60:-match[2]*60}}}var fullDate=new Date(date.year,date.month,date.day,date.hour,date.min,date.sec,0);HEAP32[tm>>2]=fullDate.getSeconds();HEAP32[tm+4>>2]=fullDate.getMinutes();HEAP32[tm+8>>2]=fullDate.getHours();HEAP32[tm+12>>2]=fullDate.getDate();HEAP32[tm+16>>2]=fullDate.getMonth();HEAP32[tm+20>>2]=fullDate.getFullYear()-1900;HEAP32[tm+24>>2]=fullDate.getDay();HEAP32[tm+28>>2]=arraySum(isLeapYear(fullDate.getFullYear())?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,fullDate.getMonth()-1)+fullDate.getDate()-1;HEAP32[tm+32>>2]=0;HEAP32[tm+36>>2]=date.gmtoff;return buf+intArrayFromString(matches[0]).length-1}return 0};function _wasm_setsockopt(socketd,level,optionName,optionValuePtr,optionLen){const optionValue=HEAPU8[optionValuePtr];const SOL_SOCKET=1;const SO_KEEPALIVE=9;const IPPROTO_TCP=6;const TCP_NODELAY=1;const isSupported=level===SOL_SOCKET&&optionName===SO_KEEPALIVE||level===IPPROTO_TCP&&optionName===TCP_NODELAY;if(!isSupported){console.warn(`Unsupported socket option: ${level}, ${optionName}, 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convertReturnValue(ret){if(returnType==="string"){return UTF8ToString(ret)}if(returnType==="boolean")return Boolean(ret);return ret}var func=getCFunc(ident);var cArgs=[];var stack=0;if(args){for(var i=0;iFS.unlink(path);var FS_createLazyFile=FS.createLazyFile;var FS_createDevice=FS.createDevice;FS.createPreloadedFile=FS_createPreloadedFile;FS.staticInit();Module["FS_createPath"]=FS.createPath;Module["FS_createDataFile"]=FS.createDataFile;Module["FS_createPreloadedFile"]=FS.createPreloadedFile;Module["FS_unlink"]=FS.unlink;Module["FS_createLazyFile"]=FS.createLazyFile;Module["FS_createDevice"]=FS.createDevice;PHPWASM.init();var 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_emscripten_stack_get_current=()=>(_emscripten_stack_get_current=wasmExports["emscripten_stack_get_current"])();var dynCall_vi=Module["dynCall_vi"]=(a0,a1)=>(dynCall_vi=Module["dynCall_vi"]=wasmExports["dynCall_vi"])(a0,a1);Module["addRunDependency"]=addRunDependency;Module["removeRunDependency"]=removeRunDependency;Module["wasmExports"]=wasmExports;Module["ccall"]=ccall;Module["FS_createPreloadedFile"]=FS_createPreloadedFile;Module["FS_unlink"]=FS_unlink;Module["FS_createPath"]=FS_createPath;Module["FS_createDevice"]=FS_createDevice;Module["FS_createDataFile"]=FS_createDataFile;Module["FS_createLazyFile"]=FS_createLazyFile;Module["PROXYFS"]=PROXYFS;var calledRun;dependenciesFulfilled=function runCaller(){if(!calledRun)run();if(!calledRun)dependenciesFulfilled=runCaller};function run(){if(runDependencies>0){return}preRun();if(runDependencies>0){return}function doRun(){if(calledRun)return;calledRun=true;Module["calledRun"]=true;if(ABORT)return;initRuntime();if(Module["onRuntimeInitialized"])Module["onRuntimeInitialized"]();postRun()}if(Module["setStatus"]){Module["setStatus"]("Running...");setTimeout(function(){setTimeout(function(){Module["setStatus"]("")},1);doRun()},1)}else{doRun()}}if(Module["preInit"]){if(typeof Module["preInit"]=="function")Module["preInit"]=[Module["preInit"]];while(Module["preInit"].length>0){Module["preInit"].pop()()}}run(); +var Module=typeof PHPLoader!="undefined"?PHPLoader:{};var ENVIRONMENT_IS_WEB=RuntimeName==="WEB";var ENVIRONMENT_IS_WORKER=RuntimeName==="WORKER";var ENVIRONMENT_IS_NODE=RuntimeName==="NODE";var moduleOverrides=Object.assign({},Module);var arguments_=[];var thisProgram="./this.program";var quit_=(status,toThrow)=>{throw toThrow};var scriptDirectory="";function locateFile(path){if(Module["locateFile"]){return Module["locateFile"](path,scriptDirectory)}return scriptDirectory+path}var readAsync,readBinary;if(ENVIRONMENT_IS_WEB||ENVIRONMENT_IS_WORKER){if(ENVIRONMENT_IS_WORKER){scriptDirectory=self.location.href}else if(typeof document!="undefined"&&document.currentScript){scriptDirectory=document.currentScript.src}if(scriptDirectory.startsWith("blob:")){scriptDirectory=""}else{scriptDirectory=scriptDirectory.substr(0,scriptDirectory.replace(/[?#].*/,"").lastIndexOf("/")+1)}{readAsync=async url=>{var response=await fetch(url,{credentials:"same-origin"});if(response.ok){return response.arrayBuffer()}throw new Error(response.status+" : "+response.url)}}}else{}var out=Module["print"]||console.log.bind(console);var err=Module["printErr"]||console.error.bind(console);Object.assign(Module,moduleOverrides);moduleOverrides=null;if(Module["arguments"])arguments_=Module["arguments"];if(Module["thisProgram"])thisProgram=Module["thisProgram"]; +if (Module["quit"]) quit_=Module["quit"];var wasmBinary=Module["wasmBinary"];var wasmMemory;var ABORT=false;var EXITSTATUS;function assert(condition,text){if(!condition){abort(text)}}var HEAP8,HEAPU8,HEAP16,HEAPU16,HEAP32,HEAPU32,HEAPF32,HEAPF64;function updateMemoryViews(){var b=wasmMemory.buffer;Module["HEAP8"]=HEAP8=new Int8Array(b);Module["HEAP16"]=HEAP16=new Int16Array(b);Module["HEAPU8"]=HEAPU8=new Uint8Array(b);Module["HEAPU16"]=HEAPU16=new Uint16Array(b);Module["HEAP32"]=HEAP32=new Int32Array(b);Module["HEAPU32"]=HEAPU32=new Uint32Array(b);Module["HEAPF32"]=HEAPF32=new Float32Array(b);Module["HEAPF64"]=HEAPF64=new Float64Array(b)}var __ATPRERUN__=[];var __ATINIT__=[];var __ATEXIT__=[];var __ATPOSTRUN__=[];var runtimeInitialized=false;var runtimeExited=false;function preRun(){if(Module["preRun"]){if(typeof Module["preRun"]=="function")Module["preRun"]=[Module["preRun"]];while(Module["preRun"].length){addOnPreRun(Module["preRun"].shift())}}callRuntimeCallbacks(__ATPRERUN__)}function initRuntime(){runtimeInitialized=true;SOCKFS.root=FS.mount(SOCKFS,{},null);if(!Module["noFSInit"]&&!FS.initialized)FS.init();FS.ignorePermissions=false;TTY.init();PIPEFS.root=FS.mount(PIPEFS,{},null);callRuntimeCallbacks(__ATINIT__)}function exitRuntime(){___funcs_on_exit();callRuntimeCallbacks(__ATEXIT__);FS.quit();TTY.shutdown();runtimeExited=true}function postRun(){if(Module["postRun"]){if(typeof Module["postRun"]=="function")Module["postRun"]=[Module["postRun"]];while(Module["postRun"].length){addOnPostRun(Module["postRun"].shift())}}callRuntimeCallbacks(__ATPOSTRUN__)}function addOnPreRun(cb){__ATPRERUN__.unshift(cb)}function addOnInit(cb){__ATINIT__.unshift(cb)}function addOnPostRun(cb){__ATPOSTRUN__.unshift(cb)}var runDependencies=0;var dependenciesFulfilled=null;function getUniqueRunDependency(id){return id}function addRunDependency(id){runDependencies++;Module["monitorRunDependencies"]?.(runDependencies)}function removeRunDependency(id){runDependencies--;Module["monitorRunDependencies"]?.(runDependencies);if(runDependencies==0){if(dependenciesFulfilled){var callback=dependenciesFulfilled;dependenciesFulfilled=null;callback()}}}function abort(what){Module["onAbort"]?.(what);what="Aborted("+what+")";err(what);ABORT=true;what+=". Build with -sASSERTIONS for more info.";if(runtimeInitialized){___trap()}var e=new WebAssembly.RuntimeError(what);throw e}var dataURIPrefix="data:application/octet-stream;base64,";var isDataURI=filename=>filename.startsWith(dataURIPrefix);function findWasmBinary(){var f=dependencyFilename;if(!isDataURI(f)){return locateFile(f)}return f}var wasmBinaryFile;function getBinarySync(file){if(file==wasmBinaryFile&&wasmBinary){return new Uint8Array(wasmBinary)}if(readBinary){return readBinary(file)}throw"both async and sync fetching of the wasm failed"}async function getWasmBinary(binaryFile){if(!wasmBinary){try{var response=await readAsync(binaryFile);return new Uint8Array(response)}catch{}}return getBinarySync(binaryFile)}async function instantiateArrayBuffer(binaryFile,imports){try{var binary=await getWasmBinary(binaryFile);var instance=await WebAssembly.instantiate(binary,imports);return instance}catch(reason){err(`failed to asynchronously prepare wasm: ${reason}`);abort(reason)}}async function instantiateAsync(binary,binaryFile,imports){if(!binary&&typeof WebAssembly.instantiateStreaming=="function"&&!isDataURI(binaryFile)&&typeof fetch=="function"){try{var response=fetch(binaryFile,{credentials:"same-origin"});var instantiationResult=await WebAssembly.instantiateStreaming(response,imports);return instantiationResult}catch(reason){err(`wasm streaming compile failed: ${reason}`);err("falling back to ArrayBuffer instantiation")}}return instantiateArrayBuffer(binaryFile,imports)}function getWasmImports(){Asyncify.instrumentWasmImports(wasmImports);return{env:wasmImports,wasi_snapshot_preview1:wasmImports}}async function createWasm(){function receiveInstance(instance,module){wasmExports=instance.exports;wasmExports=Asyncify.instrumentWasmExports(wasmExports);Module["wasmExports"]=wasmExports;wasmMemory=wasmExports["memory"];updateMemoryViews();addOnInit(wasmExports["__wasm_call_ctors"]);removeRunDependency("wasm-instantiate");return wasmExports}addRunDependency("wasm-instantiate");function receiveInstantiationResult(result){receiveInstance(result["instance"])}var info=getWasmImports();if(Module["instantiateWasm"]){try{return Module["instantiateWasm"](info,receiveInstance)}catch(e){err(`Module.instantiateWasm callback failed with error: ${e}`);return false}}wasmBinaryFile??=findWasmBinary();var result=await instantiateAsync(wasmBinary,wasmBinaryFile,info);receiveInstantiationResult(result);return result}var tempDouble;var tempI64;function __asyncjs__js_popen_to_file(command,mode,exitCodePtr){return Asyncify.handleAsync(async()=>{const returnCallback=resolver=>new Promise(resolver);if(!command)return 1;const cmdstr=UTF8ToString(command);if(!cmdstr.length)return 0;const modestr=UTF8ToString(mode);if(!modestr.length)return 0;if(modestr==="w"){console.error('popen($cmd, "w") is not implemented yet')}return returnCallback(async wakeUp=>{let cp;try{cp=PHPWASM.spawnProcess(cmdstr,[]);if(cp instanceof Promise){cp=await cp}}catch(e){console.error(e);if(e.code==="SPAWN_UNSUPPORTED"){return 1}throw e}const outByteArrays=[];cp.stdout.on("data",function(data){outByteArrays.push(data)});const outputPath="/tmp/popen_output";cp.on("exit",function(exitCode){const outBytes=new Uint8Array(outByteArrays.reduce((acc,curr)=>acc+curr.length,0));let offset=0;for(const byteArray of outByteArrays){outBytes.set(byteArray,offset);offset+=byteArray.length}FS.writeFile(outputPath,outBytes);HEAPU8[exitCodePtr]=exitCode;wakeUp(allocateUTF8OnStack(outputPath))})})})}__asyncjs__js_popen_to_file.sig="iiii";function __asyncjs__wasm_poll_socket(socketd,events,timeout){return Asyncify.handleAsync(async()=>{const returnCallback=resolver=>new Promise(resolver);const POLLIN=1;const POLLPRI=2;const POLLOUT=4;const POLLERR=8;const POLLHUP=16;const POLLNVAL=32;return returnCallback(wakeUp=>{const polls=[];if(socketd in PHPWASM.child_proc_by_fd){const procInfo=PHPWASM.child_proc_by_fd[socketd];if(procInfo.exited){wakeUp(0);return}polls.push(PHPWASM.awaitEvent(procInfo.stdout,"data"))}else if(FS.isSocket(FS.getStream(socketd)?.node.mode)){const sock=getSocketFromFD(socketd);if(!sock){wakeUp(0);return}const lookingFor=new Set;if(events&POLLIN||events&POLLPRI){if(sock.server){for(const client of sock.pending){if((client.recv_queue||[]).length>0){wakeUp(1);return}}}else if((sock.recv_queue||[]).length>0){wakeUp(1);return}}const webSockets=PHPWASM.getAllWebSockets(sock);if(!webSockets.length){wakeUp(0);return}for(const ws of webSockets){if(events&POLLIN||events&POLLPRI){polls.push(PHPWASM.awaitData(ws));lookingFor.add("POLLIN")}if(events&POLLOUT){polls.push(PHPWASM.awaitConnection(ws));lookingFor.add("POLLOUT")}if(events&POLLHUP){polls.push(PHPWASM.awaitClose(ws));lookingFor.add("POLLHUP")}if(events&POLLERR||events&POLLNVAL){polls.push(PHPWASM.awaitError(ws));lookingFor.add("POLLERR")}}}else{setTimeout(function(){wakeUp(1)},timeout);return}if(polls.length===0){console.warn("Unsupported poll event "+events+", defaulting to setTimeout().");setTimeout(function(){wakeUp(0)},timeout);return}const promises=polls.map(([promise])=>promise);const clearPolling=()=>polls.forEach(([,clear])=>clear());let awaken=false;let timeoutId;Promise.race(promises).then(function(results){if(!awaken){awaken=true;wakeUp(1);if(timeoutId){clearTimeout(timeoutId)}clearPolling()}});if(timeout!==-1){timeoutId=setTimeout(function(){if(!awaken){awaken=true;wakeUp(0);clearPolling()}},timeout)}})})}__asyncjs__wasm_poll_socket.sig="iiii";function __asyncjs__js_fd_read(fd,iov,iovcnt,pnum){return Asyncify.handleAsync(async()=>{const returnCallback=resolver=>new Promise(resolver);if(Asyncify?.State?.Normal===undefined||Asyncify?.state===Asyncify?.State?.Normal){var returnCode;var stream;let num=0;try{stream=SYSCALLS.getStreamFromFD(fd);const num=doReadv(stream,iov,iovcnt);HEAPU32[pnum>>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError")){throw e}if(e.errno!==6||!(stream?.fd in PHPWASM.child_proc_by_fd)){HEAPU32[pnum>>2]=0;return returnCode}}}return returnCallback(wakeUp=>{var retries=0;var interval=50;var timeout=5e3;var maxRetries=timeout/interval;function poll(){var returnCode;var stream;let num;try{stream=SYSCALLS.getStreamFromFD(fd);num=doReadv(stream,iov,iovcnt);returnCode=0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError")){console.error(e);throw e}returnCode=e.errno}const success=returnCode===0;const failure=++retries>maxRetries||!(fd in PHPWASM.child_proc_by_fd)||PHPWASM.child_proc_by_fd[fd]?.exited||FS.isClosed(stream);if(success){HEAPU32[pnum>>2]=num;wakeUp(0)}else if(failure){HEAPU32[pnum>>2]=0;wakeUp(returnCode===6?0:returnCode)}else{setTimeout(poll,interval)}}poll()})})}__asyncjs__js_fd_read.sig="iiiii";function __asyncjs__js_module_onMessage(data,response_buffer){return Asyncify.handleAsync(async()=>{if(Module["onMessage"]){const dataStr=UTF8ToString(data);return Module["onMessage"](dataStr).then(response=>{const responseBytes=typeof response==="string"?(new TextEncoder).encode(response):response;const responseSize=responseBytes.byteLength;const responsePtr=_malloc(responseSize+1);HEAPU8.set(responseBytes,responsePtr);HEAPU8[responsePtr+responseSize]=0;HEAPU8[response_buffer]=responsePtr;HEAPU8[response_buffer+1]=responsePtr>>8;HEAPU8[response_buffer+2]=responsePtr>>16;HEAPU8[response_buffer+3]=responsePtr>>24;return responseSize}).catch(e=>{console.error(e);return-1})}})}__asyncjs__js_module_onMessage.sig="iii";class ExitStatus{name="ExitStatus";constructor(status){this.message=`Program terminated with exit(${status})`;this.status=status}} +ExitStatus = class PHPExitStatus extends Error { +constructor(status) { + super(status); + this.name = "ExitStatus"; + this.message = "Program terminated with exit(" + status + ")"; + this.status = status; + } +};var callRuntimeCallbacks=callbacks=>{while(callbacks.length>0){callbacks.shift()(Module)}};var noExitRuntime=Module["noExitRuntime"]||false;var UTF8Decoder=typeof TextDecoder!="undefined"?new TextDecoder:undefined;var UTF8ArrayToString=(heapOrArray,idx=0,maxBytesToRead=NaN)=>{var endIdx=idx+maxBytesToRead;var endPtr=idx;while(heapOrArray[endPtr]&&!(endPtr>=endIdx))++endPtr;if(endPtr-idx>16&&heapOrArray.buffer&&UTF8Decoder){return UTF8Decoder.decode(heapOrArray.subarray(idx,endPtr))}var str="";while(idx>10,56320|ch&1023)}}return str};var UTF8ToString=(ptr,maxBytesToRead)=>ptr?UTF8ArrayToString(HEAPU8,ptr,maxBytesToRead):"";Module["UTF8ToString"]=UTF8ToString;var ___assert_fail=(condition,filename,line,func)=>abort(`Assertion failed: ${UTF8ToString(condition)}, at: `+[filename?UTF8ToString(filename):"unknown filename",line,func?UTF8ToString(func):"unknown function"]);var ___call_sighandler=(fp,sig)=>(a1=>dynCall_vi(fp,a1))(sig);var initRandomFill=()=>{if(typeof crypto=="object"&&typeof crypto["getRandomValues"]=="function"){return view=>crypto.getRandomValues(view)}else abort("initRandomDevice")};var randomFill=view=>(randomFill=initRandomFill())(view);var PATH={isAbs:path=>path.charAt(0)==="/",splitPath:filename=>{var splitPathRe=/^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/;return splitPathRe.exec(filename).slice(1)},normalizeArray:(parts,allowAboveRoot)=>{var up=0;for(var i=parts.length-1;i>=0;i--){var last=parts[i];if(last==="."){parts.splice(i,1)}else if(last===".."){parts.splice(i,1);up++}else if(up){parts.splice(i,1);up--}}if(allowAboveRoot){for(;up;up--){parts.unshift("..")}}return parts},normalize:path=>{var isAbsolute=PATH.isAbs(path),trailingSlash=path.substr(-1)==="/";path=PATH.normalizeArray(path.split("/").filter(p=>!!p),!isAbsolute).join("/");if(!path&&!isAbsolute){path="."}if(path&&trailingSlash){path+="/"}return(isAbsolute?"/":"")+path},dirname:path=>{var result=PATH.splitPath(path),root=result[0],dir=result[1];if(!root&&!dir){return"."}if(dir){dir=dir.substr(0,dir.length-1)}return root+dir},basename:path=>{if(path==="/")return"/";path=PATH.normalize(path);path=path.replace(/\/$/,"");var lastSlash=path.lastIndexOf("/");if(lastSlash===-1)return path;return path.substr(lastSlash+1)},join:(...paths)=>PATH.normalize(paths.join("/")),join2:(l,r)=>PATH.normalize(l+"/"+r)};var PATH_FS={resolve:(...args)=>{var resolvedPath="",resolvedAbsolute=false;for(var i=args.length-1;i>=-1&&!resolvedAbsolute;i--){var path=i>=0?args[i]:FS.cwd();if(typeof path!="string"){throw new TypeError("Arguments to path.resolve must be strings")}else if(!path){return""}resolvedPath=path+"/"+resolvedPath;resolvedAbsolute=PATH.isAbs(path)}resolvedPath=PATH.normalizeArray(resolvedPath.split("/").filter(p=>!!p),!resolvedAbsolute).join("/");return(resolvedAbsolute?"/":"")+resolvedPath||"."},relative:(from,to)=>{from=PATH_FS.resolve(from).substr(1);to=PATH_FS.resolve(to).substr(1);function trim(arr){var start=0;for(;start=0;end--){if(arr[end]!=="")break}if(start>end)return[];return arr.slice(start,end-start+1)}var fromParts=trim(from.split("/"));var toParts=trim(to.split("/"));var length=Math.min(fromParts.length,toParts.length);var samePartsLength=length;for(var i=0;i{var len=0;for(var i=0;i=55296&&c<=57343){len+=4;++i}else{len+=3}}return len};Module["lengthBytesUTF8"]=lengthBytesUTF8;var stringToUTF8Array=(str,heap,outIdx,maxBytesToWrite)=>{if(!(maxBytesToWrite>0))return 0;var startIdx=outIdx;var endIdx=outIdx+maxBytesToWrite-1;for(var i=0;i=55296&&u<=57343){var u1=str.charCodeAt(++i);u=65536+((u&1023)<<10)|u1&1023}if(u<=127){if(outIdx>=endIdx)break;heap[outIdx++]=u}else if(u<=2047){if(outIdx+1>=endIdx)break;heap[outIdx++]=192|u>>6;heap[outIdx++]=128|u&63}else if(u<=65535){if(outIdx+2>=endIdx)break;heap[outIdx++]=224|u>>12;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}else{if(outIdx+3>=endIdx)break;heap[outIdx++]=240|u>>18;heap[outIdx++]=128|u>>12&63;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}}heap[outIdx]=0;return outIdx-startIdx};function intArrayFromString(stringy,dontAddNull,length){var len=length>0?length:lengthBytesUTF8(stringy)+1;var u8array=new Array(len);var numBytesWritten=stringToUTF8Array(stringy,u8array,0,u8array.length);if(dontAddNull)u8array.length=numBytesWritten;return u8array}var FS_stdin_getChar=()=>{if(!FS_stdin_getChar_buffer.length){var result=null;if(typeof window!="undefined"&&typeof window.prompt=="function"){result=window.prompt("Input: ");if(result!==null){result+="\n"}}else{}if(!result){return null}FS_stdin_getChar_buffer=intArrayFromString(result,true)}return FS_stdin_getChar_buffer.shift()};var TTY={ttys:[],init(){},shutdown(){},register(dev,ops){TTY.ttys[dev]={input:[],output:[],ops};FS.registerDevice(dev,TTY.stream_ops)},stream_ops:{open(stream){var tty=TTY.ttys[stream.node.rdev];if(!tty){throw new FS.ErrnoError(43)}stream.tty=tty;stream.seekable=false},close(stream){stream.tty.ops.fsync(stream.tty)},fsync(stream){stream.tty.ops.fsync(stream.tty)},read(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.get_char){throw new FS.ErrnoError(60)}var bytesRead=0;for(var i=0;i0){out(UTF8ArrayToString(tty.output));tty.output=[]}},ioctl_tcgets(tty){return{c_iflag:25856,c_oflag:5,c_cflag:191,c_lflag:35387,c_cc:[3,28,127,21,4,0,1,0,17,19,26,0,18,15,23,22,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]}},ioctl_tcsets(tty,optional_actions,data){return 0},ioctl_tiocgwinsz(tty){return[24,80]}},default_tty1_ops:{put_char(tty,val){if(val===null||val===10){err(UTF8ArrayToString(tty.output));tty.output=[]}else{if(val!=0)tty.output.push(val)}},fsync(tty){if(tty.output&&tty.output.length>0){err(UTF8ArrayToString(tty.output));tty.output=[]}}}};var zeroMemory=(address,size)=>{HEAPU8.fill(0,address,address+size)};var alignMemory=(size,alignment)=>Math.ceil(size/alignment)*alignment;var mmapAlloc=size=>{size=alignMemory(size,65536);var ptr=_emscripten_builtin_memalign(65536,size);if(ptr)zeroMemory(ptr,size);return ptr};var MEMFS={ops_table:null,mount(mount){return MEMFS.createNode(null,"/",16895,0)},createNode(parent,name,mode,dev){if(FS.isBlkdev(mode)||FS.isFIFO(mode)){throw new FS.ErrnoError(63)}MEMFS.ops_table||={dir:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,lookup:MEMFS.node_ops.lookup,mknod:MEMFS.node_ops.mknod,rename:MEMFS.node_ops.rename,unlink:MEMFS.node_ops.unlink,rmdir:MEMFS.node_ops.rmdir,readdir:MEMFS.node_ops.readdir,symlink:MEMFS.node_ops.symlink},stream:{llseek:MEMFS.stream_ops.llseek}},file:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:{llseek:MEMFS.stream_ops.llseek,read:MEMFS.stream_ops.read,write:MEMFS.stream_ops.write,allocate:MEMFS.stream_ops.allocate,mmap:MEMFS.stream_ops.mmap,msync:MEMFS.stream_ops.msync}},link:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,readlink:MEMFS.node_ops.readlink},stream:{}},chrdev:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:FS.chrdev_stream_ops}};var node=FS.createNode(parent,name,mode,dev);if(FS.isDir(node.mode)){node.node_ops=MEMFS.ops_table.dir.node;node.stream_ops=MEMFS.ops_table.dir.stream;node.contents={}}else if(FS.isFile(node.mode)){node.node_ops=MEMFS.ops_table.file.node;node.stream_ops=MEMFS.ops_table.file.stream;node.usedBytes=0;node.contents=null}else if(FS.isLink(node.mode)){node.node_ops=MEMFS.ops_table.link.node;node.stream_ops=MEMFS.ops_table.link.stream}else if(FS.isChrdev(node.mode)){node.node_ops=MEMFS.ops_table.chrdev.node;node.stream_ops=MEMFS.ops_table.chrdev.stream}node.atime=node.mtime=node.ctime=Date.now();if(parent){parent.contents[name]=node;parent.atime=parent.mtime=parent.ctime=node.atime}return node},getFileDataAsTypedArray(node){if(!node.contents)return new Uint8Array(0);if(node.contents.subarray)return node.contents.subarray(0,node.usedBytes);return new Uint8Array(node.contents)},expandFileStorage(node,newCapacity){var prevCapacity=node.contents?node.contents.length:0;if(prevCapacity>=newCapacity)return;var CAPACITY_DOUBLING_MAX=1024*1024;newCapacity=Math.max(newCapacity,prevCapacity*(prevCapacity>>0);if(prevCapacity!=0)newCapacity=Math.max(newCapacity,256);var oldContents=node.contents;node.contents=new Uint8Array(newCapacity);if(node.usedBytes>0)node.contents.set(oldContents.subarray(0,node.usedBytes),0)},resizeFileStorage(node,newSize){if(node.usedBytes==newSize)return;if(newSize==0){node.contents=null;node.usedBytes=0}else{var oldContents=node.contents;node.contents=new Uint8Array(newSize);if(oldContents){node.contents.set(oldContents.subarray(0,Math.min(newSize,node.usedBytes)))}node.usedBytes=newSize}},node_ops:{getattr(node){var attr={};attr.dev=FS.isChrdev(node.mode)?node.id:1;attr.ino=node.id;attr.mode=node.mode;attr.nlink=1;attr.uid=0;attr.gid=0;attr.rdev=node.rdev;if(FS.isDir(node.mode)){attr.size=4096}else if(FS.isFile(node.mode)){attr.size=node.usedBytes}else if(FS.isLink(node.mode)){attr.size=node.link.length}else{attr.size=0}attr.atime=new Date(node.atime);attr.mtime=new Date(node.mtime);attr.ctime=new Date(node.ctime);attr.blksize=4096;attr.blocks=Math.ceil(attr.size/attr.blksize);return attr},setattr(node,attr){for(const key of["mode","atime","mtime","ctime"]){if(attr[key]){node[key]=attr[key]}}if(attr.size!==undefined){MEMFS.resizeFileStorage(node,attr.size)}},lookup(parent,name){throw MEMFS.doesNotExistError},mknod(parent,name,mode,dev){return MEMFS.createNode(parent,name,mode,dev)},rename(old_node,new_dir,new_name){var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(new_node){if(FS.isDir(old_node.mode)){for(var i in new_node.contents){throw new FS.ErrnoError(55)}}FS.hashRemoveNode(new_node)}delete old_node.parent.contents[old_node.name];new_dir.contents[new_name]=old_node;old_node.name=new_name;new_dir.ctime=new_dir.mtime=old_node.parent.ctime=old_node.parent.mtime=Date.now()},unlink(parent,name){delete parent.contents[name];parent.ctime=parent.mtime=Date.now()},rmdir(parent,name){var node=FS.lookupNode(parent,name);for(var i in node.contents){throw new FS.ErrnoError(55)}delete parent.contents[name];parent.ctime=parent.mtime=Date.now()},readdir(node){return[".","..",...Object.keys(node.contents)]},symlink(parent,newname,oldpath){var node=MEMFS.createNode(parent,newname,511|40960,0);node.link=oldpath;return node},readlink(node){if(!FS.isLink(node.mode)){throw new FS.ErrnoError(28)}return node.link}},stream_ops:{read(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=stream.node.usedBytes)return 0;var size=Math.min(stream.node.usedBytes-position,length);if(size>8&&contents.subarray){buffer.set(contents.subarray(position,position+size),offset)}else{for(var i=0;i0||position+length{var arrayBuffer=await readAsync(url);return new Uint8Array(arrayBuffer)};asyncLoad.isAsync=true;var FS_createDataFile=(parent,name,fileData,canRead,canWrite,canOwn)=>{FS.createDataFile(parent,name,fileData,canRead,canWrite,canOwn)};var preloadPlugins=Module["preloadPlugins"]||[];var FS_handledByPreloadPlugin=(byteArray,fullname,finish,onerror)=>{if(typeof Browser!="undefined")Browser.init();var handled=false;preloadPlugins.forEach(plugin=>{if(handled)return;if(plugin["canHandle"](fullname)){plugin["handle"](byteArray,fullname,finish,onerror);handled=true}});return handled};var FS_createPreloadedFile=(parent,name,url,canRead,canWrite,onload,onerror,dontCreateFile,canOwn,preFinish)=>{var fullname=name?PATH_FS.resolve(PATH.join2(parent,name)):parent;var dep=getUniqueRunDependency(`cp ${fullname}`);function processData(byteArray){function finish(byteArray){preFinish?.();if(!dontCreateFile){FS_createDataFile(parent,name,byteArray,canRead,canWrite,canOwn)}onload?.();removeRunDependency(dep)}if(FS_handledByPreloadPlugin(byteArray,fullname,finish,()=>{onerror?.();removeRunDependency(dep)})){return}finish(byteArray)}addRunDependency(dep);if(typeof url=="string"){asyncLoad(url).then(processData,onerror)}else{processData(url)}};var FS_modeStringToFlags=str=>{var flagModes={r:0,"r+":2,w:512|64|1,"w+":512|64|2,a:1024|64|1,"a+":1024|64|2};var flags=flagModes[str];if(typeof flags=="undefined"){throw new Error(`Unknown file open mode: ${str}`)}return flags};var FS_getMode=(canRead,canWrite)=>{var mode=0;if(canRead)mode|=292|73;if(canWrite)mode|=146;return mode};var ERRNO_CODES={EPERM:63,ENOENT:44,ESRCH:71,EINTR:27,EIO:29,ENXIO:60,E2BIG:1,ENOEXEC:45,EBADF:8,ECHILD:12,EAGAIN:6,EWOULDBLOCK:6,ENOMEM:48,EACCES:2,EFAULT:21,ENOTBLK:105,EBUSY:10,EEXIST:20,EXDEV:75,ENODEV:43,ENOTDIR:54,EISDIR:31,EINVAL:28,ENFILE:41,EMFILE:33,ENOTTY:59,ETXTBSY:74,EFBIG:22,ENOSPC:51,ESPIPE:70,EROFS:69,EMLINK:34,EPIPE:64,EDOM:18,ERANGE:68,ENOMSG:49,EIDRM:24,ECHRNG:106,EL2NSYNC:156,EL3HLT:107,EL3RST:108,ELNRNG:109,EUNATCH:110,ENOCSI:111,EL2HLT:112,EDEADLK:16,ENOLCK:46,EBADE:113,EBADR:114,EXFULL:115,ENOANO:104,EBADRQC:103,EBADSLT:102,EDEADLOCK:16,EBFONT:101,ENOSTR:100,ENODATA:116,ETIME:117,ENOSR:118,ENONET:119,ENOPKG:120,EREMOTE:121,ENOLINK:47,EADV:122,ESRMNT:123,ECOMM:124,EPROTO:65,EMULTIHOP:36,EDOTDOT:125,EBADMSG:9,ENOTUNIQ:126,EBADFD:127,EREMCHG:128,ELIBACC:129,ELIBBAD:130,ELIBSCN:131,ELIBMAX:132,ELIBEXEC:133,ENOSYS:52,ENOTEMPTY:55,ENAMETOOLONG:37,ELOOP:32,EOPNOTSUPP:138,EPFNOSUPPORT:139,ECONNRESET:15,ENOBUFS:42,EAFNOSUPPORT:5,EPROTOTYPE:67,ENOTSOCK:57,ENOPROTOOPT:50,ESHUTDOWN:140,ECONNREFUSED:14,EADDRINUSE:3,ECONNABORTED:13,ENETUNREACH:40,ENETDOWN:38,ETIMEDOUT:73,EHOSTDOWN:142,EHOSTUNREACH:23,EINPROGRESS:26,EALREADY:7,EDESTADDRREQ:17,EMSGSIZE:35,EPROTONOSUPPORT:66,ESOCKTNOSUPPORT:137,EADDRNOTAVAIL:4,ENETRESET:39,EISCONN:30,ENOTCONN:53,ETOOMANYREFS:141,EUSERS:136,EDQUOT:19,ESTALE:72,ENOTSUP:138,ENOMEDIUM:148,EILSEQ:25,EOVERFLOW:61,ECANCELED:11,ENOTRECOVERABLE:56,EOWNERDEAD:62,ESTRPIPE:135};var PROXYFS={mount(mount){return PROXYFS.createNode(null,"/",mount.opts.fs.lstat(mount.opts.root).mode,0)},createNode(parent,name,mode,dev){if(!FS.isDir(mode)&&!FS.isFile(mode)&&!FS.isLink(mode)){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}var node=FS.createNode(parent,name,mode);node.node_ops=PROXYFS.node_ops;node.stream_ops=PROXYFS.stream_ops;return node},realPath(node){var parts=[];while(node.parent!==node){parts.push(node.name);node=node.parent}parts.push(node.mount.opts.root);parts.reverse();return PATH.join(...parts)},node_ops:{getattr(node){var path=PROXYFS.realPath(node);var stat;try{stat=node.mount.opts.fs.lstat(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return{dev:stat.dev,ino:stat.ino,mode:stat.mode,nlink:stat.nlink,uid:stat.uid,gid:stat.gid,rdev:stat.rdev,size:stat.size,atime:stat.atime,mtime:stat.mtime,ctime:stat.ctime,blksize:stat.blksize,blocks:stat.blocks}},setattr(node,attr){var path=PROXYFS.realPath(node);try{if(attr.mode!==undefined){node.mount.opts.fs.chmod(path,attr.mode);node.mode=attr.mode}if(attr.atime||attr.mtime){var atime=new Date(attr.atime||attr.mtime);var mtime=new Date(attr.mtime||attr.atime);node.mount.opts.fs.utime(path,atime,mtime)}if(attr.size!==undefined){node.mount.opts.fs.truncate(path,attr.size)}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},lookup(parent,name){try{var path=PATH.join2(PROXYFS.realPath(parent),name);var mode=parent.mount.opts.fs.lstat(path).mode;var node=PROXYFS.createNode(parent,name,mode);return node}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},mknod(parent,name,mode,dev){var node=PROXYFS.createNode(parent,name,mode,dev);var path=PROXYFS.realPath(node);try{if(FS.isDir(node.mode)){node.mount.opts.fs.mkdir(path,node.mode)}else{node.mount.opts.fs.writeFile(path,"",{mode:node.mode})}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return node},rename(oldNode,newDir,newName){var oldPath=PROXYFS.realPath(oldNode);var newPath=PATH.join2(PROXYFS.realPath(newDir),newName);try{oldNode.mount.opts.fs.rename(oldPath,newPath);oldNode.name=newName}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},unlink(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.unlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},rmdir(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.rmdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readdir(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},symlink(parent,newName,oldPath){var newPath=PATH.join2(PROXYFS.realPath(parent),newName);try{parent.mount.opts.fs.symlink(oldPath,newPath)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readlink(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}}},stream_ops:{open(stream){var path=PROXYFS.realPath(stream.node);try{stream.nfd=stream.node.mount.opts.fs.open(path,stream.flags)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},close(stream){try{stream.node.mount.opts.fs.close(stream.nfd)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},read(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.read(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},write(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.write(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},llseek(stream,offset,whence){var position=offset;if(whence===1){position+=stream.position}else if(whence===2){if(FS.isFile(stream.node.mode)){try{var stat=stream.node.node_ops.getattr(stream.node);position+=stat.size}catch(e){throw new FS.ErrnoError(ERRNO_CODES[e.code])}}}if(position<0){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}return position}}};var FS={root:null,mounts:[],devices:{},streams:[],nextInode:1,nameTable:null,currentPath:"/",initialized:false,ignorePermissions:true,ErrnoError:class{name="ErrnoError";constructor(errno){this.errno=errno}},filesystems:null,syncFSRequests:0,readFiles:{},FSStream:class{shared={};get object(){return this.node}set object(val){this.node=val}get isRead(){return(this.flags&2097155)!==1}get isWrite(){return(this.flags&2097155)!==0}get isAppend(){return this.flags&1024}get flags(){return this.shared.flags}set flags(val){this.shared.flags=val}get position(){return this.shared.position}set position(val){this.shared.position=val}},FSNode:class{node_ops={};stream_ops={};readMode=292|73;writeMode=146;mounted=null;constructor(parent,name,mode,rdev){if(!parent){parent=this}this.parent=parent;this.mount=parent.mount;this.id=FS.nextInode++;this.name=name;this.mode=mode;this.rdev=rdev;this.atime=this.mtime=this.ctime=Date.now()}get read(){return(this.mode&this.readMode)===this.readMode}set read(val){val?this.mode|=this.readMode:this.mode&=~this.readMode}get write(){return(this.mode&this.writeMode)===this.writeMode}set write(val){val?this.mode|=this.writeMode:this.mode&=~this.writeMode}get isFolder(){return FS.isDir(this.mode)}get isDevice(){return FS.isChrdev(this.mode)}},lookupPath(path,opts={}){if(!path)return{path:"",node:null};opts.follow_mount??=true;if(!PATH.isAbs(path)){path=FS.cwd()+"/"+path}linkloop:for(var nlinks=0;nlinks<40;nlinks++){var parts=path.split("/").filter(p=>!!p&&p!==".");var current=FS.root;var current_path="/";for(var i=0;i>>0)%FS.nameTable.length},hashAddNode(node){var hash=FS.hashName(node.parent.id,node.name);node.name_next=FS.nameTable[hash];FS.nameTable[hash]=node},hashRemoveNode(node){var hash=FS.hashName(node.parent.id,node.name);if(FS.nameTable[hash]===node){FS.nameTable[hash]=node.name_next}else{var current=FS.nameTable[hash];while(current){if(current.name_next===node){current.name_next=node.name_next;break}current=current.name_next}}},lookupNode(parent,name){var errCode=FS.mayLookup(parent);if(errCode){throw new FS.ErrnoError(errCode)}var hash=FS.hashName(parent.id,name);for(var node=FS.nameTable[hash];node;node=node.name_next){var nodeName=node.name;if(node.parent.id===parent.id&&nodeName===name){return node}}return FS.lookup(parent,name)},createNode(parent,name,mode,rdev){var node=new FS.FSNode(parent,name,mode,rdev);FS.hashAddNode(node);return node},destroyNode(node){FS.hashRemoveNode(node)},isRoot(node){return node===node.parent},isMountpoint(node){return!!node.mounted},isFile(mode){return(mode&61440)===32768},isDir(mode){return(mode&61440)===16384},isLink(mode){return(mode&61440)===40960},isChrdev(mode){return(mode&61440)===8192},isBlkdev(mode){return(mode&61440)===24576},isFIFO(mode){return(mode&61440)===4096},isSocket(mode){return(mode&49152)===49152},flagsToPermissionString(flag){var perms=["r","w","rw"][flag&3];if(flag&512){perms+="w"}return perms},nodePermissions(node,perms){if(FS.ignorePermissions){return 0}if(perms.includes("r")&&!(node.mode&292)){return 2}else if(perms.includes("w")&&!(node.mode&146)){return 2}else if(perms.includes("x")&&!(node.mode&73)){return 2}return 0},mayLookup(dir){if(!FS.isDir(dir.mode))return 54;var errCode=FS.nodePermissions(dir,"x");if(errCode)return errCode;if(!dir.node_ops.lookup)return 2;return 0},mayCreate(dir,name){if(!FS.isDir(dir.mode)){return 54}try{var node=FS.lookupNode(dir,name);return 20}catch(e){}return FS.nodePermissions(dir,"wx")},mayDelete(dir,name,isdir){var node;try{node=FS.lookupNode(dir,name)}catch(e){return e.errno}var errCode=FS.nodePermissions(dir,"wx");if(errCode){return errCode}if(isdir){if(!FS.isDir(node.mode)){return 54}if(FS.isRoot(node)||FS.getPath(node)===FS.cwd()){return 10}}else{if(FS.isDir(node.mode)){return 31}}return 0},mayOpen(node,flags){if(!node){return 44}if(FS.isLink(node.mode)){return 32}else if(FS.isDir(node.mode)){if(FS.flagsToPermissionString(flags)!=="r"||flags&512){return 31}}return FS.nodePermissions(node,FS.flagsToPermissionString(flags))},MAX_OPEN_FDS:4096,nextfd(){for(var fd=0;fd<=FS.MAX_OPEN_FDS;fd++){if(!FS.streams[fd]){return fd}}throw new FS.ErrnoError(33)},getStreamChecked(fd){var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}return stream},getStream:fd=>FS.streams[fd],createStream(stream,fd=-1){stream=Object.assign(new FS.FSStream,stream);if(fd==-1){fd=FS.nextfd()}stream.fd=fd;FS.streams[fd]=stream;return stream},closeStream(fd){FS.streams[fd]=null},dupStream(origStream,fd=-1){var stream=FS.createStream(origStream,fd);stream.stream_ops?.dup?.(stream);return stream},chrdev_stream_ops:{open(stream){var device=FS.getDevice(stream.node.rdev);stream.stream_ops=device.stream_ops;stream.stream_ops.open?.(stream)},llseek(){throw new FS.ErrnoError(70)}},major:dev=>dev>>8,minor:dev=>dev&255,makedev:(ma,mi)=>ma<<8|mi,registerDevice(dev,ops){FS.devices[dev]={stream_ops:ops}},getDevice:dev=>FS.devices[dev],getMounts(mount){var mounts=[];var check=[mount];while(check.length){var m=check.pop();mounts.push(m);check.push(...m.mounts)}return mounts},syncfs(populate,callback){if(typeof populate=="function"){callback=populate;populate=false}FS.syncFSRequests++;if(FS.syncFSRequests>1){err(`warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work`)}var mounts=FS.getMounts(FS.root.mount);var completed=0;function doCallback(errCode){FS.syncFSRequests--;return callback(errCode)}function done(errCode){if(errCode){if(!done.errored){done.errored=true;return doCallback(errCode)}return}if(++completed>=mounts.length){doCallback(null)}}mounts.forEach(mount=>{if(!mount.type.syncfs){return done(null)}mount.type.syncfs(mount,populate,done)})},mount(type,opts,mountpoint){var root=mountpoint==="/";var pseudo=!mountpoint;var node;if(root&&FS.root){throw new FS.ErrnoError(10)}else if(!root&&!pseudo){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});mountpoint=lookup.path;node=lookup.node;if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}if(!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}}var mount={type,opts,mountpoint,mounts:[]};var mountRoot=type.mount(mount);mountRoot.mount=mount;mount.root=mountRoot;if(root){FS.root=mountRoot}else if(node){node.mounted=mount;if(node.mount){node.mount.mounts.push(mount)}}return mountRoot},unmount(mountpoint){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});if(!FS.isMountpoint(lookup.node)){throw new FS.ErrnoError(28)}var node=lookup.node;var mount=node.mounted;var mounts=FS.getMounts(mount);Object.keys(FS.nameTable).forEach(hash=>{var current=FS.nameTable[hash];while(current){var next=current.name_next;if(mounts.includes(current.mount)){FS.destroyNode(current)}current=next}});node.mounted=null;var idx=node.mount.mounts.indexOf(mount);node.mount.mounts.splice(idx,1)},lookup(parent,name){return parent.node_ops.lookup(parent,name)},mknod(path,mode,dev){var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);if(!name||name==="."||name===".."){throw new FS.ErrnoError(28)}var errCode=FS.mayCreate(parent,name);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.mknod){throw new FS.ErrnoError(63)}return parent.node_ops.mknod(parent,name,mode,dev)},statfs(path){var rtn={bsize:4096,frsize:4096,blocks:1e6,bfree:5e5,bavail:5e5,files:FS.nextInode,ffree:FS.nextInode-1,fsid:42,flags:2,namelen:255};var parent=FS.lookupPath(path,{follow:true}).node;if(parent?.node_ops.statfs){Object.assign(rtn,parent.node_ops.statfs(parent.mount.opts.root))}return rtn},create(path,mode=438){mode&=4095;mode|=32768;return FS.mknod(path,mode,0)},mkdir(path,mode=511){mode&=511|512;mode|=16384;return FS.mknod(path,mode,0)},mkdirTree(path,mode){var dirs=path.split("/");var d="";for(var i=0;iFS.currentPath,chdir(path){var lookup=FS.lookupPath(path,{follow:true});if(lookup.node===null){throw new FS.ErrnoError(44)}if(!FS.isDir(lookup.node.mode)){throw new FS.ErrnoError(54)}var errCode=FS.nodePermissions(lookup.node,"x");if(errCode){throw new FS.ErrnoError(errCode)}FS.currentPath=lookup.path},createDefaultDirectories(){FS.mkdir("/tmp");FS.mkdir("/home");FS.mkdir("/home/web_user")},createDefaultDevices(){FS.mkdir("/dev");FS.registerDevice(FS.makedev(1,3),{read:()=>0,write:(stream,buffer,offset,length,pos)=>length,llseek:()=>0});FS.mkdev("/dev/null",FS.makedev(1,3));TTY.register(FS.makedev(5,0),TTY.default_tty_ops);TTY.register(FS.makedev(6,0),TTY.default_tty1_ops);FS.mkdev("/dev/tty",FS.makedev(5,0));FS.mkdev("/dev/tty1",FS.makedev(6,0));var randomBuffer=new Uint8Array(1024),randomLeft=0;var randomByte=()=>{if(randomLeft===0){randomLeft=randomFill(randomBuffer).byteLength}return randomBuffer[--randomLeft]};FS.createDevice("/dev","random",randomByte);FS.createDevice("/dev","urandom",randomByte);FS.mkdir("/dev/shm");FS.mkdir("/dev/shm/tmp")},createSpecialDirectories(){FS.mkdir("/proc");var proc_self=FS.mkdir("/proc/self");FS.mkdir("/proc/self/fd");FS.mount({mount(){var node=FS.createNode(proc_self,"fd",16895,73);node.stream_ops={llseek:MEMFS.stream_ops.llseek};node.node_ops={lookup(parent,name){var fd=+name;var stream=FS.getStreamChecked(fd);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path},id:fd+1};ret.parent=ret;return ret},readdir(){return Array.from(FS.streams.entries()).filter(([k,v])=>v).map(([k,v])=>k.toString())}};return node}},{},"/proc/self/fd")},createStandardStreams(input,output,error){if(input){FS.createDevice("/dev","stdin",input)}else{FS.symlink("/dev/tty","/dev/stdin")}if(output){FS.createDevice("/dev","stdout",null,output)}else{FS.symlink("/dev/tty","/dev/stdout")}if(error){FS.createDevice("/dev","stderr",null,error)}else{FS.symlink("/dev/tty1","/dev/stderr")}var stdin=FS.open("/dev/stdin",0);var stdout=FS.open("/dev/stdout",1);var stderr=FS.open("/dev/stderr",1)},staticInit(){FS.nameTable=new Array(4096);FS.mount(MEMFS,{},"/");FS.createDefaultDirectories();FS.createDefaultDevices();FS.createSpecialDirectories();FS.filesystems={MEMFS,PROXYFS}},init(input,output,error){FS.initialized=true;input??=Module["stdin"];output??=Module["stdout"];error??=Module["stderr"];FS.createStandardStreams(input,output,error)},quit(){FS.initialized=false;_fflush(0);for(var i=0;ithis.length-1||idx<0){return undefined}var chunkOffset=idx%this.chunkSize;var chunkNum=idx/this.chunkSize|0;return this.getter(chunkNum)[chunkOffset]}setDataGetter(getter){this.getter=getter}cacheLength(){var xhr=new XMLHttpRequest;xhr.open("HEAD",url,false);xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);var datalength=Number(xhr.getResponseHeader("Content-length"));var header;var hasByteServing=(header=xhr.getResponseHeader("Accept-Ranges"))&&header==="bytes";var usesGzip=(header=xhr.getResponseHeader("Content-Encoding"))&&header==="gzip";var chunkSize=1024*1024;if(!hasByteServing)chunkSize=datalength;var doXHR=(from,to)=>{if(from>to)throw new Error("invalid range ("+from+", "+to+") or no bytes requested!");if(to>datalength-1)throw new Error("only "+datalength+" bytes available! programmer error!");var xhr=new XMLHttpRequest;xhr.open("GET",url,false);if(datalength!==chunkSize)xhr.setRequestHeader("Range","bytes="+from+"-"+to);xhr.responseType="arraybuffer";if(xhr.overrideMimeType){xhr.overrideMimeType("text/plain; charset=x-user-defined")}xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);if(xhr.response!==undefined){return new Uint8Array(xhr.response||[])}return intArrayFromString(xhr.responseText||"",true)};var lazyArray=this;lazyArray.setDataGetter(chunkNum=>{var start=chunkNum*chunkSize;var end=(chunkNum+1)*chunkSize-1;end=Math.min(end,datalength-1);if(typeof lazyArray.chunks[chunkNum]=="undefined"){lazyArray.chunks[chunkNum]=doXHR(start,end)}if(typeof lazyArray.chunks[chunkNum]=="undefined")throw new Error("doXHR failed!");return lazyArray.chunks[chunkNum]});if(usesGzip||!datalength){chunkSize=datalength=1;datalength=this.getter(0).length;chunkSize=datalength;out("LazyFiles on gzip forces download of the whole file when length is accessed")}this._length=datalength;this._chunkSize=chunkSize;this.lengthKnown=true}get length(){if(!this.lengthKnown){this.cacheLength()}return this._length}get chunkSize(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}}if(typeof XMLHttpRequest!="undefined"){if(!ENVIRONMENT_IS_WORKER)throw"Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc";var lazyArray=new LazyUint8Array;var properties={isDevice:false,contents:lazyArray}}else{var properties={isDevice:false,url}}var node=FS.createFile(parent,name,properties,canRead,canWrite);if(properties.contents){node.contents=properties.contents}else if(properties.url){node.contents=null;node.url=properties.url}Object.defineProperties(node,{usedBytes:{get:function(){return this.contents.length}}});var stream_ops={};var keys=Object.keys(node.stream_ops);keys.forEach(key=>{var fn=node.stream_ops[key];stream_ops[key]=(...args)=>{FS.forceLoadFile(node);return fn(...args)}});function writeChunks(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=contents.length)return 0;var size=Math.min(contents.length-position,length);if(contents.slice){for(var i=0;i{FS.forceLoadFile(node);return writeChunks(stream,buffer,offset,length,position)};stream_ops.mmap=(stream,length,position,prot,flags)=>{FS.forceLoadFile(node);var ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}writeChunks(stream,HEAP8,ptr,length,position);return{ptr,allocated:true}};node.stream_ops=stream_ops;return node}};Module["FS"]=FS;var SOCKFS={websocketArgs:{},callbacks:{},on(event,callback){SOCKFS.callbacks[event]=callback},emit(event,param){SOCKFS.callbacks[event]?.(param)},mount(mount){SOCKFS.websocketArgs=Module["websocket"]||{};(Module["websocket"]??={})["on"]=SOCKFS.on;return FS.createNode(null,"/",16895,0)},createSocket(family,type,protocol){type&=~526336;var streaming=type==1;if(streaming&&protocol&&protocol!=6){throw new FS.ErrnoError(66)}var sock={family,type,protocol,server:null,error:null,peers:{},pending:[],recv_queue:[],sock_ops:SOCKFS.websocket_sock_ops};var name=SOCKFS.nextname();var node=FS.createNode(SOCKFS.root,name,49152,0);node.sock=sock;var stream=FS.createStream({path:name,node,flags:2,seekable:false,stream_ops:SOCKFS.stream_ops});sock.stream=stream;return sock},getSocket(fd){var stream=FS.getStream(fd);if(!stream||!FS.isSocket(stream.node.mode)){return null}return stream.node.sock},stream_ops:{poll(stream){var sock=stream.node.sock;return sock.sock_ops.poll(sock)},ioctl(stream,request,varargs){var sock=stream.node.sock;return sock.sock_ops.ioctl(sock,request,varargs)},read(stream,buffer,offset,length,position){var sock=stream.node.sock;var msg=sock.sock_ops.recvmsg(sock,length);if(!msg){return 0}buffer.set(msg.buffer,offset);return msg.buffer.length},write(stream,buffer,offset,length,position){var sock=stream.node.sock;return sock.sock_ops.sendmsg(sock,buffer,offset,length)},close(stream){var sock=stream.node.sock;sock.sock_ops.close(sock)}},nextname(){if(!SOCKFS.nextname.current){SOCKFS.nextname.current=0}return`socket[${SOCKFS.nextname.current++}]`},websocket_sock_ops:{createPeer(sock,addr,port){var ws;if(typeof addr=="object"){ws=addr;addr=null;port=null}if(ws){if(ws._socket){addr=ws._socket.remoteAddress;port=ws._socket.remotePort}else{var result=/ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url);if(!result){throw new Error("WebSocket URL must be in the format ws(s)://address:port")}addr=result[1];port=parseInt(result[2],10)}}else{try{var url="ws:#".replace("#","//");var subProtocols="binary";var opts=undefined;if("function"===typeof SOCKFS.websocketArgs["url"]) { +url = SOCKFS.websocketArgs["url"](...arguments); +}else if ("string" === typeof SOCKFS.websocketArgs["url"]){url=SOCKFS.websocketArgs["url"]}if(SOCKFS.websocketArgs["subprotocol"]){subProtocols=SOCKFS.websocketArgs["subprotocol"]}else if(SOCKFS.websocketArgs["subprotocol"]===null){subProtocols="null"}if(url==="ws://"||url==="wss://"){var parts=addr.split("/");url=url+parts[0]+":"+port+"/"+parts.slice(1).join("/")}if(subProtocols!=="null"){subProtocols=subProtocols.replace(/^ +| +$/g,"").split(/ *, */);opts=subProtocols}var WebSocketConstructor;{WebSocketConstructor=WebSocket}if (Module['websocket']['decorator']) {WebSocketConstructor = Module['websocket']['decorator'](WebSocketConstructor);}ws = new WebSocketConstructor(url,opts);ws.binaryType="arraybuffer"}catch(e){throw new FS.ErrnoError(23)}}var peer={addr,port,socket:ws,msg_send_queue:[]};SOCKFS.websocket_sock_ops.addPeer(sock,peer);SOCKFS.websocket_sock_ops.handlePeerEvents(sock,peer);if(sock.type===2&&typeof sock.sport!="undefined"){peer.msg_send_queue.push(new Uint8Array([255,255,255,255,"p".charCodeAt(0),"o".charCodeAt(0),"r".charCodeAt(0),"t".charCodeAt(0),(sock.sport&65280)>>8,sock.sport&255]))}return peer},getPeer(sock,addr,port){return sock.peers[addr+":"+port]},addPeer(sock,peer){sock.peers[peer.addr+":"+peer.port]=peer},removePeer(sock,peer){delete sock.peers[peer.addr+":"+peer.port]},handlePeerEvents(sock,peer){var first=true;var handleOpen=function(){sock.connecting=false;SOCKFS.emit("open",sock.stream.fd);try{var queued=peer.msg_send_queue.shift();while(queued){peer.socket.send(queued);queued=peer.msg_send_queue.shift()}}catch(e){peer.socket.close()}};function handleMessage(data){if(typeof data=="string"){var encoder=new TextEncoder;data=encoder.encode(data)}else{assert(data.byteLength!==undefined);if(data.byteLength==0){return}data=new Uint8Array(data)}var wasfirst=first;first=false;if(wasfirst&&data.length===10&&data[0]===255&&data[1]===255&&data[2]===255&&data[3]===255&&data[4]==="p".charCodeAt(0)&&data[5]==="o".charCodeAt(0)&&data[6]==="r".charCodeAt(0)&&data[7]==="t".charCodeAt(0)){var newport=data[8]<<8|data[9];SOCKFS.websocket_sock_ops.removePeer(sock,peer);peer.port=newport;SOCKFS.websocket_sock_ops.addPeer(sock,peer);return}sock.recv_queue.push({addr:peer.addr,port:peer.port,data});SOCKFS.emit("message",sock.stream.fd)}if(ENVIRONMENT_IS_NODE){peer.socket.on("open",handleOpen);peer.socket.on("message",function(data,isBinary){if(!isBinary){return}handleMessage(new Uint8Array(data).buffer)});peer.socket.on("close",function(){SOCKFS.emit("close",sock.stream.fd)});peer.socket.on("error",function(error){sock.error=14;SOCKFS.emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])})}else{peer.socket.onopen=handleOpen;peer.socket.onclose=function(){SOCKFS.emit("close",sock.stream.fd)};peer.socket.onmessage=function peer_socket_onmessage(event){handleMessage(event.data)};peer.socket.onerror=function(error){sock.error=14;SOCKFS.emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])}}},poll(sock){if(sock.type===1&&sock.server){return sock.pending.length?64|1:0}var mask=0;var dest=sock.type===1?SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport):null;if(sock.recv_queue.length||!dest||dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=64|1}if(!dest||dest&&dest.socket.readyState===dest.socket.OPEN){mask|=4}if(dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){if(sock.connecting){mask|=4}else{mask|=16}}return mask},ioctl(sock,request,arg){switch(request){case 21531:var bytes=0;if(sock.recv_queue.length){bytes=sock.recv_queue[0].data.length}HEAP32[arg>>2]=bytes;return 0;default:return 28}},close(sock){if(sock.server){try{sock.server.close()}catch(e){}sock.server=null}var peers=Object.keys(sock.peers);for(var i=0;i{var socket=SOCKFS.getSocket(fd);if(!socket)throw new FS.ErrnoError(8);return socket};var inetPton4=str=>{var b=str.split(".");for(var i=0;i<4;i++){var tmp=Number(b[i]);if(isNaN(tmp))return null;b[i]=tmp}return(b[0]|b[1]<<8|b[2]<<16|b[3]<<24)>>>0};var jstoi_q=str=>parseInt(str);var inetPton6=str=>{var words;var w,offset,z;var valid6regx=/^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i;var parts=[];if(!valid6regx.test(str)){return null}if(str==="::"){return[0,0,0,0,0,0,0,0]}if(str.startsWith("::")){str=str.replace("::","Z:")}else{str=str.replace("::",":Z:")}if(str.indexOf(".")>0){str=str.replace(new RegExp("[.]","g"),":");words=str.split(":");words[words.length-4]=jstoi_q(words[words.length-4])+jstoi_q(words[words.length-3])*256;words[words.length-3]=jstoi_q(words[words.length-2])+jstoi_q(words[words.length-1])*256;words=words.slice(0,words.length-2)}else{words=str.split(":")}offset=0;z=0;for(w=0;w{switch(family){case 2:addr=inetPton4(addr);zeroMemory(sa,16);if(addrlen){HEAP32[addrlen>>2]=16}HEAP16[sa>>1]=family;HEAP32[sa+4>>2]=addr;HEAP16[sa+2>>1]=_htons(port);break;case 10:addr=inetPton6(addr);zeroMemory(sa,28);if(addrlen){HEAP32[addrlen>>2]=28}HEAP32[sa>>2]=family;HEAP32[sa+8>>2]=addr[0];HEAP32[sa+12>>2]=addr[1];HEAP32[sa+16>>2]=addr[2];HEAP32[sa+20>>2]=addr[3];HEAP16[sa+2>>1]=_htons(port);break;default:return 5}return 0};var DNS={address_map:{id:1,addrs:{},names:{}},lookup_name(name){var res=inetPton4(name);if(res!==null){return name}res=inetPton6(name);if(res!==null){return name}var addr;if(DNS.address_map.addrs[name]){addr=DNS.address_map.addrs[name]}else{var id=DNS.address_map.id++;assert(id<65535,"exceeded max address mappings of 65535");addr="172.29."+(id&255)+"."+(id&65280);DNS.address_map.names[addr]=name;DNS.address_map.addrs[name]=addr}return addr},lookup_addr(addr){if(DNS.address_map.names[addr]){return DNS.address_map.names[addr]}return null}};function ___syscall_accept4(fd,addr,addrlen,flags,d1,d2){try{var sock=getSocketFromFD(fd);var newsock=sock.sock_ops.accept(sock);if(addr){var errno=writeSockaddr(addr,newsock.family,DNS.lookup_name(newsock.daddr),newsock.dport,addrlen)}return newsock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var inetNtop4=addr=>(addr&255)+"."+(addr>>8&255)+"."+(addr>>16&255)+"."+(addr>>24&255);var inetNtop6=ints=>{var str="";var word=0;var longest=0;var lastzero=0;var zstart=0;var len=0;var i=0;var parts=[ints[0]&65535,ints[0]>>16,ints[1]&65535,ints[1]>>16,ints[2]&65535,ints[2]>>16,ints[3]&65535,ints[3]>>16];var hasipv4=true;var v4part="";for(i=0;i<5;i++){if(parts[i]!==0){hasipv4=false;break}}if(hasipv4){v4part=inetNtop4(parts[6]|parts[7]<<16);if(parts[5]===-1){str="::ffff:";str+=v4part;return str}if(parts[5]===0){str="::";if(v4part==="0.0.0.0")v4part="";if(v4part==="0.0.0.1")v4part="1";str+=v4part;return str}}for(word=0;word<8;word++){if(parts[word]===0){if(word-lastzero>1){len=0}lastzero=word;len++}if(len>longest){longest=len;zstart=word-longest+1}}for(word=0;word<8;word++){if(longest>1){if(parts[word]===0&&word>=zstart&&word{var family=HEAP16[sa>>1];var port=_ntohs(HEAPU16[sa+2>>1]);var addr;switch(family){case 2:if(salen!==16){return{errno:28}}addr=HEAP32[sa+4>>2];addr=inetNtop4(addr);break;case 10:if(salen!==28){return{errno:28}}addr=[HEAP32[sa+8>>2],HEAP32[sa+12>>2],HEAP32[sa+16>>2],HEAP32[sa+20>>2]];addr=inetNtop6(addr);break;default:return{errno:5}}return{family,addr,port}};var getSocketAddress=(addrp,addrlen)=>{var info=readSockaddr(addrp,addrlen);if(info.errno)throw new FS.ErrnoError(info.errno);info.addr=DNS.lookup_addr(info.addr)||info.addr;return info};function ___syscall_bind(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.bind(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var SYSCALLS={DEFAULT_POLLMASK:5,calculateAt(dirfd,path,allowEmpty){if(PATH.isAbs(path)){return path}var dir;if(dirfd===-100){dir=FS.cwd()}else{var dirstream=SYSCALLS.getStreamFromFD(dirfd);dir=dirstream.path}if(path.length==0){if(!allowEmpty){throw new FS.ErrnoError(44)}return dir}return dir+"/"+path},doStat(func,path,buf){var stat=func(path);HEAP32[buf>>2]=stat.dev;HEAP32[buf+4>>2]=stat.mode;HEAPU32[buf+8>>2]=stat.nlink;HEAP32[buf+12>>2]=stat.uid;HEAP32[buf+16>>2]=stat.gid;HEAP32[buf+20>>2]=stat.rdev;tempI64=[stat.size>>>0,(tempDouble=stat.size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+24>>2]=tempI64[0],HEAP32[buf+28>>2]=tempI64[1];HEAP32[buf+32>>2]=4096;HEAP32[buf+36>>2]=stat.blocks;var atime=stat.atime.getTime();var mtime=stat.mtime.getTime();var ctime=stat.ctime.getTime();tempI64=[Math.floor(atime/1e3)>>>0,(tempDouble=Math.floor(atime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+40>>2]=tempI64[0],HEAP32[buf+44>>2]=tempI64[1];HEAPU32[buf+48>>2]=atime%1e3*1e3*1e3;tempI64=[Math.floor(mtime/1e3)>>>0,(tempDouble=Math.floor(mtime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+56>>2]=tempI64[0],HEAP32[buf+60>>2]=tempI64[1];HEAPU32[buf+64>>2]=mtime%1e3*1e3*1e3;tempI64=[Math.floor(ctime/1e3)>>>0,(tempDouble=Math.floor(ctime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+72>>2]=tempI64[0],HEAP32[buf+76>>2]=tempI64[1];HEAPU32[buf+80>>2]=ctime%1e3*1e3*1e3;tempI64=[stat.ino>>>0,(tempDouble=stat.ino,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+88>>2]=tempI64[0],HEAP32[buf+92>>2]=tempI64[1];return 0},doMsync(addr,stream,len,flags,offset){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}if(flags&2){return 0}var buffer=HEAPU8.slice(addr,addr+len);FS.msync(stream,buffer,offset,len,flags)},getStreamFromFD(fd){var stream=FS.getStreamChecked(fd);return stream},varargs:undefined,getStr(ptr){var ret=UTF8ToString(ptr);return ret}};function ___syscall_chdir(path){try{path=SYSCALLS.getStr(path);FS.chdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_chmod(path,mode){try{path=SYSCALLS.getStr(path);FS.chmod(path,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_connect(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.connect(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup(fd){try{var old=SYSCALLS.getStreamFromFD(fd);return FS.dupStream(old).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup3(fd,newfd,flags){try{var old=SYSCALLS.getStreamFromFD(fd);if(old.fd===newfd)return-28;if(newfd<0||newfd>=FS.MAX_OPEN_FDS)return-8;var existing=FS.getStream(newfd);if(existing)FS.close(existing);return FS.dupStream(old,newfd).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_faccessat(dirfd,path,amode,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(amode&~7){return-28}var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;if(!node){return-44}var perms="";if(amode&4)perms+="r";if(amode&2)perms+="w";if(amode&1)perms+="x";if(perms&&FS.nodePermissions(node,perms)){return-2}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchmod(fd,mode){try{FS.fchmod(fd,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchown32(fd,owner,group){try{FS.fchown(fd,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchownat(dirfd,path,owner,group,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;flags=flags&~256;path=SYSCALLS.calculateAt(dirfd,path);(nofollow?FS.lchown:FS.chown)(path,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var syscallGetVarargI=()=>{var ret=HEAP32[+SYSCALLS.varargs>>2];SYSCALLS.varargs+=4;return ret};var syscallGetVarargP=syscallGetVarargI;function ___syscall_fcntl64(fd,cmd,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(cmd){case 0:{var arg=syscallGetVarargI();if(arg<0){return-28}while(FS.streams[arg]){arg++}var newStream;newStream=FS.dupStream(stream,arg);return newStream.fd}case 1:case 2:return 0;case 3:return stream.flags;case 4:{var arg=syscallGetVarargI();stream.flags|=arg;return 0}case 12:{var arg=syscallGetVarargP();var offset=0;HEAP16[arg+offset>>1]=2;return 0}case 13:case 14:return 0}return-28}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fstat64(fd,buf){try{var stream=SYSCALLS.getStreamFromFD(fd);return SYSCALLS.doStat(FS.stat,stream.path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var convertI32PairToI53Checked=(lo,hi)=>hi+2097152>>>0<4194305-!!lo?(lo>>>0)+hi*4294967296:NaN;function ___syscall_ftruncate64(fd,length_low,length_high){var length=convertI32PairToI53Checked(length_low,length_high);try{if(isNaN(length))return 61;FS.ftruncate(fd,length);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var stringToUTF8=(str,outPtr,maxBytesToWrite)=>stringToUTF8Array(str,HEAPU8,outPtr,maxBytesToWrite);Module["stringToUTF8"]=stringToUTF8;function ___syscall_getcwd(buf,size){try{if(size===0)return-28;var cwd=FS.cwd();var cwdLengthInBytes=lengthBytesUTF8(cwd)+1;if(size>>0,(tempDouble=id,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos>>2]=tempI64[0],HEAP32[dirp+pos+4>>2]=tempI64[1];tempI64=[(idx+1)*struct_size>>>0,(tempDouble=(idx+1)*struct_size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos+8>>2]=tempI64[0],HEAP32[dirp+pos+12>>2]=tempI64[1];HEAP16[dirp+pos+16>>1]=280;HEAP8[dirp+pos+18]=type;stringToUTF8(name,dirp+pos+19,256);pos+=struct_size}FS.llseek(stream,idx*struct_size,0);return pos}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getpeername(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);if(!sock.daddr){return-53}var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.daddr),sock.dport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockname(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.saddr||"0.0.0.0"),sock.sport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockopt(fd,level,optname,optval,optlen,d1){try{var sock=getSocketFromFD(fd);if(level===1){if(optname===4){HEAP32[optval>>2]=sock.error;HEAP32[optlen>>2]=4;sock.error=null;return 0}}return-50}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_ioctl(fd,op,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(op){case 21509:{if(!stream.tty)return-59;return 0}case 21505:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcgets){var termios=stream.tty.ops.ioctl_tcgets(stream);var argp=syscallGetVarargP();HEAP32[argp>>2]=termios.c_iflag||0;HEAP32[argp+4>>2]=termios.c_oflag||0;HEAP32[argp+8>>2]=termios.c_cflag||0;HEAP32[argp+12>>2]=termios.c_lflag||0;for(var i=0;i<32;i++){HEAP8[argp+i+17]=termios.c_cc[i]||0}return 0}return 0}case 21510:case 21511:case 21512:{if(!stream.tty)return-59;return 0}case 21506:case 21507:case 21508:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcsets){var argp=syscallGetVarargP();var c_iflag=HEAP32[argp>>2];var c_oflag=HEAP32[argp+4>>2];var c_cflag=HEAP32[argp+8>>2];var c_lflag=HEAP32[argp+12>>2];var c_cc=[];for(var i=0;i<32;i++){c_cc.push(HEAP8[argp+i+17])}return stream.tty.ops.ioctl_tcsets(stream.tty,op,{c_iflag,c_oflag,c_cflag,c_lflag,c_cc})}return 0}case 21519:{if(!stream.tty)return-59;var argp=syscallGetVarargP();HEAP32[argp>>2]=0;return 0}case 21520:{if(!stream.tty)return-59;return-28}case 21531:{var argp=syscallGetVarargP();return FS.ioctl(stream,op,argp)}case 21523:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tiocgwinsz){var winsize=stream.tty.ops.ioctl_tiocgwinsz(stream.tty);var argp=syscallGetVarargP();HEAP16[argp>>1]=winsize[0];HEAP16[argp+2>>1]=winsize[1]}return 0}case 21524:{if(!stream.tty)return-59;return 0}case 21515:{if(!stream.tty)return-59;return 0}default:return-28}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_listen(fd,backlog){try{var sock=getSocketFromFD(fd);sock.sock_ops.listen(sock,backlog);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_lstat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.lstat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_mkdirat(dirfd,path,mode){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);FS.mkdir(path,mode,0);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_newfstatat(dirfd,path,buf,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;var allowEmpty=flags&4096;flags=flags&~6400;path=SYSCALLS.calculateAt(dirfd,path,allowEmpty);return SYSCALLS.doStat(nofollow?FS.lstat:FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_openat(dirfd,path,flags,varargs){SYSCALLS.varargs=varargs;try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);var mode=varargs?syscallGetVarargI():0;return FS.open(path,flags,mode).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var PIPEFS={BUCKET_BUFFER_SIZE:8192,mount(mount){return FS.createNode(null,"/",16384|511,0)},createPipe(){var pipe={buckets:[],refcnt:2};pipe.buckets.push({buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:0,roffset:0});var rName=PIPEFS.nextname();var wName=PIPEFS.nextname();var rNode=FS.createNode(PIPEFS.root,rName,4096,0);var wNode=FS.createNode(PIPEFS.root,wName,4096,0);rNode.pipe=pipe;wNode.pipe=pipe;var readableStream=FS.createStream({path:rName,node:rNode,flags:0,seekable:false,stream_ops:PIPEFS.stream_ops});rNode.stream=readableStream;var writableStream=FS.createStream({path:wName,node:wNode,flags:1,seekable:false,stream_ops:PIPEFS.stream_ops});wNode.stream=writableStream;return{readable_fd:readableStream.fd,writable_fd:writableStream.fd}},stream_ops:{poll(stream){var pipe=stream.node.pipe;if((stream.flags&2097155)===1){return 256|4}if(pipe.buckets.length>0){for(var i=0;i0){return 64|1}}}return 0},ioctl(stream,request,varargs){return 28},fsync(stream){return 28},read(stream,buffer,offset,length,position){var pipe=stream.node.pipe;var currentLength=0;for(var i=0;i=dataLen){currBucket.buffer.set(data,currBucket.offset);currBucket.offset+=dataLen;return dataLen}else if(freeBytesInCurrBuffer>0){currBucket.buffer.set(data.subarray(0,freeBytesInCurrBuffer),currBucket.offset);currBucket.offset+=freeBytesInCurrBuffer;data=data.subarray(freeBytesInCurrBuffer,data.byteLength)}var numBuckets=data.byteLength/PIPEFS.BUCKET_BUFFER_SIZE|0;var remElements=data.byteLength%PIPEFS.BUCKET_BUFFER_SIZE;for(var i=0;i0){var newBucket={buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:data.byteLength,roffset:0};pipe.buckets.push(newBucket);newBucket.buffer.set(data)}return dataLen},close(stream){var pipe=stream.node.pipe;pipe.refcnt--;if(pipe.refcnt===0){pipe.buckets=null}}},nextname(){if(!PIPEFS.nextname.current){PIPEFS.nextname.current=0}return"pipe["+PIPEFS.nextname.current+++"]"}};function ___syscall_pipe(fdPtr){try{if(fdPtr==0){throw new FS.ErrnoError(21)}var res=PIPEFS.createPipe();HEAP32[fdPtr>>2]=res.readable_fd;HEAP32[fdPtr+4>>2]=res.writable_fd;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_poll(fds,nfds,timeout){try{var nonzero=0;for(var i=0;i>2];var events=HEAP16[pollfd+4>>1];var mask=32;var stream=FS.getStream(fd);if(stream){mask=SYSCALLS.DEFAULT_POLLMASK;if (stream.stream_ops?.poll){mask=stream.stream_ops.poll(stream,-1)}}mask&=events|8|16;if(mask)nonzero++;HEAP16[pollfd+6>>1]=mask}return nonzero}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_readlinkat(dirfd,path,buf,bufsize){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(bufsize<=0)return-28;var ret=FS.readlink(path);var len=Math.min(bufsize,lengthBytesUTF8(ret));var endChar=HEAP8[buf+len];stringToUTF8(ret,buf,bufsize+1);HEAP8[buf+len]=endChar;return len}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_recvfrom(fd,buf,len,flags,addr,addrlen){try{var sock=getSocketFromFD(fd);var msg=sock.sock_ops.recvmsg(sock, len, typeof flags !== "undefined" ? flags : 0);if(!msg)return 0;if(addr){var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(msg.addr),msg.port,addrlen)}HEAPU8.set(msg.buffer,buf);return msg.buffer.byteLength}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_renameat(olddirfd,oldpath,newdirfd,newpath){try{oldpath=SYSCALLS.getStr(oldpath);newpath=SYSCALLS.getStr(newpath);oldpath=SYSCALLS.calculateAt(olddirfd,oldpath);newpath=SYSCALLS.calculateAt(newdirfd,newpath);FS.rename(oldpath,newpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_rmdir(path){try{path=SYSCALLS.getStr(path);FS.rmdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_sendto(fd,message,length,flags,addr,addr_len){try{var sock=getSocketFromFD(fd);if(!addr){return FS.write(sock.stream,HEAP8,message,length)}var dest=getSocketAddress(addr,addr_len);return sock.sock_ops.sendmsg(sock,HEAP8,message,length,dest.addr,dest.port)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_socket(domain,type,protocol){try{var sock=SOCKFS.createSocket(domain,type,protocol);return sock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_stat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_statfs64(path,size,buf){try{var stats=FS.statfs(SYSCALLS.getStr(path));HEAP32[buf+4>>2]=stats.bsize;HEAP32[buf+40>>2]=stats.bsize;HEAP32[buf+8>>2]=stats.blocks;HEAP32[buf+12>>2]=stats.bfree;HEAP32[buf+16>>2]=stats.bavail;HEAP32[buf+20>>2]=stats.files;HEAP32[buf+24>>2]=stats.ffree;HEAP32[buf+28>>2]=stats.fsid;HEAP32[buf+44>>2]=stats.flags;HEAP32[buf+36>>2]=stats.namelen;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_symlinkat(target,dirfd,linkpath){try{target=SYSCALLS.getStr(target);linkpath=SYSCALLS.getStr(linkpath);linkpath=SYSCALLS.calculateAt(dirfd,linkpath);FS.symlink(target,linkpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_unlinkat(dirfd,path,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(flags===0){FS.unlink(path)}else if(flags===512){FS.rmdir(path)}else{abort("Invalid flags passed to unlinkat")}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var readI53FromI64=ptr=>HEAPU32[ptr>>2]+HEAP32[ptr+4>>2]*4294967296;function ___syscall_utimensat(dirfd,path,times,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path,true);var now=Date.now(),atime,mtime;if(!times){atime=now;mtime=now}else{var seconds=readI53FromI64(times);var nanoseconds=HEAP32[times+8>>2];if(nanoseconds==1073741823){atime=now}else if(nanoseconds==1073741822){atime=null}else{atime=seconds*1e3+nanoseconds/(1e3*1e3)}times+=16;seconds=readI53FromI64(times);nanoseconds=HEAP32[times+8>>2];if(nanoseconds==1073741823){mtime=now}else if(nanoseconds==1073741822){mtime=null}else{mtime=seconds*1e3+nanoseconds/(1e3*1e3)}}if((mtime??atime)!==null){FS.utime(path,atime,mtime)}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var __abort_js=()=>abort("");var __emscripten_lookup_name=name=>{var nameString=UTF8ToString(name);return inetPton4(DNS.lookup_name(nameString))};var __emscripten_memcpy_js=(dest,src,num)=>HEAPU8.copyWithin(dest,src,src+num);var runtimeKeepaliveCounter=0;var __emscripten_runtime_keepalive_clear=()=>{noExitRuntime=false;runtimeKeepaliveCounter=0};function __gmtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getUTCSeconds();HEAP32[tmPtr+4>>2]=date.getUTCMinutes();HEAP32[tmPtr+8>>2]=date.getUTCHours();HEAP32[tmPtr+12>>2]=date.getUTCDate();HEAP32[tmPtr+16>>2]=date.getUTCMonth();HEAP32[tmPtr+20>>2]=date.getUTCFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getUTCDay();var start=Date.UTC(date.getUTCFullYear(),0,1,0,0,0,0);var yday=(date.getTime()-start)/(1e3*60*60*24)|0;HEAP32[tmPtr+28>>2]=yday}var isLeapYear=year=>year%4===0&&(year%100!==0||year%400===0);var MONTH_DAYS_LEAP_CUMULATIVE=[0,31,60,91,121,152,182,213,244,274,305,335];var MONTH_DAYS_REGULAR_CUMULATIVE=[0,31,59,90,120,151,181,212,243,273,304,334];var ydayFromDate=date=>{var leap=isLeapYear(date.getFullYear());var monthDaysCumulative=leap?MONTH_DAYS_LEAP_CUMULATIVE:MONTH_DAYS_REGULAR_CUMULATIVE;var yday=monthDaysCumulative[date.getMonth()]+date.getDate()-1;return yday};function __localtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr+36>>2]=-(date.getTimezoneOffset()*60);var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dst=(summerOffset!=winterOffset&&date.getTimezoneOffset()==Math.min(winterOffset,summerOffset))|0;HEAP32[tmPtr+32>>2]=dst}var setTempRet0=val=>__emscripten_tempret_set(val);var __mktime_js=function(tmPtr){var ret=(()=>{var date=new Date(HEAP32[tmPtr+20>>2]+1900,HEAP32[tmPtr+16>>2],HEAP32[tmPtr+12>>2],HEAP32[tmPtr+8>>2],HEAP32[tmPtr+4>>2],HEAP32[tmPtr>>2],0);var dst=HEAP32[tmPtr+32>>2];var guessedOffset=date.getTimezoneOffset();var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dstOffset=Math.min(winterOffset,summerOffset);if(dst<0){HEAP32[tmPtr+32>>2]=Number(summerOffset!=winterOffset&&dstOffset==guessedOffset)}else if(dst>0!=(dstOffset==guessedOffset)){var nonDstOffset=Math.max(winterOffset,summerOffset);var trueOffset=dst>0?dstOffset:nonDstOffset;date.setTime(date.getTime()+(trueOffset-guessedOffset)*6e4)}HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getYear();var timeMs=date.getTime();if(isNaN(timeMs)){return-1}return timeMs/1e3})();return setTempRet0((tempDouble=ret,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)),ret>>>0};function __mmap_js(len,prot,flags,fd,offset_low,offset_high,allocated,addr){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);var res=FS.mmap(stream,len,offset,prot,flags);var ptr=res.ptr;HEAP32[allocated>>2]=res.allocated;HEAPU32[addr>>2]=ptr;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function __munmap_js(addr,len,prot,flags,fd,offset_low,offset_high){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{var stream=SYSCALLS.getStreamFromFD(fd);if(prot&2){SYSCALLS.doMsync(addr,stream,len,flags,offset)}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var timers={};var handleException=e=>{if(e instanceof ExitStatus||e=="unwind"){return EXITSTATUS}quit_(1,e)};var keepRuntimeAlive=()=>noExitRuntime||runtimeKeepaliveCounter>0;var _proc_exit=code=>{EXITSTATUS=code;if(!keepRuntimeAlive()){Module["onExit"]?.(code);ABORT=true}quit_(code,new ExitStatus(code))};var exitJS=(status,implicit)=>{EXITSTATUS=status;if(!keepRuntimeAlive()){exitRuntime()}_proc_exit(status)};var _exit=exitJS;Module["_exit"]=_exit;var maybeExit=()=>{if(runtimeExited){return}if(!keepRuntimeAlive()){try{_exit(EXITSTATUS)}catch(e){handleException(e)}}};var callUserCallback=func=>{if(runtimeExited||ABORT){return}try{func();maybeExit()}catch(e){handleException(e)}};var _emscripten_get_now=()=>performance.now();var __setitimer_js=(which,timeout_ms)=>{if(timers[which]){clearTimeout(timers[which].id);delete timers[which]}if(!timeout_ms)return 0;var id=setTimeout(()=>{delete timers[which];callUserCallback(()=>__emscripten_timeout(which,_emscripten_get_now()))},timeout_ms);timers[which]={id,timeout_ms};return 0};var __tzset_js=(timezone,daylight,std_name,dst_name)=>{var currentYear=(new Date).getFullYear();var winter=new Date(currentYear,0,1);var summer=new Date(currentYear,6,1);var winterOffset=winter.getTimezoneOffset();var summerOffset=summer.getTimezoneOffset();var stdTimezoneOffset=Math.max(winterOffset,summerOffset);HEAPU32[timezone>>2]=stdTimezoneOffset*60;HEAP32[daylight>>2]=Number(winterOffset!=summerOffset);var extractZone=timezoneOffset=>{var sign=timezoneOffset>=0?"-":"+";var absOffset=Math.abs(timezoneOffset);var hours=String(Math.floor(absOffset/60)).padStart(2,"0");var minutes=String(absOffset%60).padStart(2,"0");return`UTC${sign}${hours}${minutes}`};var winterName=extractZone(winterOffset);var summerName=extractZone(summerOffset);if(summerOffsetDate.now();var nowIsMonotonic=1;var checkWasiClock=clock_id=>clock_id>=0&&clock_id<=3;function _clock_time_get(clk_id,ignored_precision_low,ignored_precision_high,ptime){var ignored_precision=convertI32PairToI53Checked(ignored_precision_low,ignored_precision_high);if(!checkWasiClock(clk_id)){return 28}var now;if(clk_id===0){now=_emscripten_date_now()}else if(nowIsMonotonic){now=_emscripten_get_now()}else{return 52}var nsec=Math.round(now*1e3*1e3);tempI64=[nsec>>>0,(tempDouble=nsec,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[ptime>>2]=tempI64[0],HEAP32[ptime+4>>2]=tempI64[1];return 0}var getHeapMax=()=>2147483648;var _emscripten_get_heap_max=()=>getHeapMax();var growMemory=size=>{var b=wasmMemory.buffer;var pages=(size-b.byteLength+65535)/65536|0;try{wasmMemory.grow(pages);updateMemoryViews();return 1}catch(e){}};var _emscripten_resize_heap=requestedSize=>{var oldSize=HEAPU8.length;requestedSize>>>=0;var maxHeapSize=getHeapMax();if(requestedSize>maxHeapSize){return false}for(var cutDown=1;cutDown<=4;cutDown*=2){var overGrownHeapSize=oldSize*(1+.2/cutDown);overGrownHeapSize=Math.min(overGrownHeapSize,requestedSize+100663296);var newSize=Math.min(maxHeapSize,alignMemory(Math.max(requestedSize,overGrownHeapSize),65536));var replacement=growMemory(newSize);if(replacement){return true}}return false};var runtimeKeepalivePush=()=>{runtimeKeepaliveCounter+=1};var runtimeKeepalivePop=()=>{runtimeKeepaliveCounter-=1};var safeSetTimeout=(func,timeout)=>{runtimeKeepalivePush();return setTimeout(()=>{runtimeKeepalivePop();callUserCallback(func)},timeout)};var _emscripten_sleep=ms=>Asyncify.handleSleep(wakeUp=>safeSetTimeout(wakeUp,ms));Module["_emscripten_sleep"]=_emscripten_sleep;_emscripten_sleep.isAsync=true;var ENV = PHPLoader.ENV || {};var getExecutableName=()=>thisProgram||"./this.program";var getEnvStrings=()=>{if(!getEnvStrings.strings){var lang=(typeof navigator=="object"&&navigator.languages&&navigator.languages[0]||"C").replace("-","_")+".UTF-8";var env={USER:"web_user",LOGNAME:"web_user",PATH:"/",PWD:"/",HOME:"/home/web_user",LANG:lang,_:getExecutableName()};for(var x in ENV){if(ENV[x]===undefined)delete env[x];else env[x]=ENV[x]}var strings=[];for(var x in env){strings.push(`${x}=${env[x]}`)}getEnvStrings.strings=strings}return getEnvStrings.strings};var stringToAscii=(str,buffer)=>{for(var i=0;i{var bufSize=0;getEnvStrings().forEach((string,i)=>{var ptr=environ_buf+bufSize;HEAPU32[__environ+i*4>>2]=ptr;stringToAscii(string,ptr);bufSize+=string.length+1});return 0};var _environ_sizes_get=(penviron_count,penviron_buf_size)=>{var strings=getEnvStrings();HEAPU32[penviron_count>>2]=strings.length;var bufSize=0;strings.forEach(string=>bufSize+=string.length+1);HEAPU32[penviron_buf_size>>2]=bufSize;return 0};function _fd_close(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);FS.close(stream);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_fdstat_get(fd,pbuf){try{var rightsBase=0;var rightsInheriting=0;var flags=0;{var stream=SYSCALLS.getStreamFromFD(fd);var type=stream.tty?2:FS.isDir(stream.mode)?3:FS.isLink(stream.mode)?7:4}HEAP8[pbuf]=type;HEAP16[pbuf+2>>1]=flags;tempI64=[rightsBase>>>0,(tempDouble=rightsBase,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+8>>2]=tempI64[0],HEAP32[pbuf+12>>2]=tempI64[1];tempI64=[rightsInheriting>>>0,(tempDouble=rightsInheriting,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+16>>2]=tempI64[0],HEAP32[pbuf+20>>2]=tempI64[1];return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var doReadv=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.read(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(curr>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_seek(fd,offset_low,offset_high,whence,newOffset){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);FS.llseek(stream,offset,whence);tempI64=[stream.position>>>0,(tempDouble=stream.position,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[newOffset>>2]=tempI64[0],HEAP32[newOffset+4>>2]=tempI64[1];if(stream.getdents&&offset===0&&whence===0)stream.getdents=null;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var _fd_sync=function(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);return Asyncify.handleSleep(wakeUp=>{var mount=stream.node.mount;if(!mount.type.syncfs){wakeUp(0);return}mount.type.syncfs(mount,false,err=>{if(err){wakeUp(29);return}wakeUp(0)})})}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}};_fd_sync.isAsync=true;var doWritev=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.write(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(curr>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var _getaddrinfo=(node,service,hint,out)=>{var addr=0;var port=0;var flags=0;var family=0;var type=0;var proto=0;var ai;function allocaddrinfo(family,type,proto,canon,addr,port){var sa,salen,ai;var errno;salen=family===10?28:16;addr=family===10?inetNtop6(addr):inetNtop4(addr);sa=_malloc(salen);errno=writeSockaddr(sa,family,addr,port);assert(!errno);ai=_malloc(32);HEAP32[ai+4>>2]=family;HEAP32[ai+8>>2]=type;HEAP32[ai+12>>2]=proto;HEAPU32[ai+24>>2]=canon;HEAPU32[ai+20>>2]=sa;if(family===10){HEAP32[ai+16>>2]=28}else{HEAP32[ai+16>>2]=16}HEAP32[ai+28>>2]=0;return ai}if(hint){flags=HEAP32[hint>>2];family=HEAP32[hint+4>>2];type=HEAP32[hint+8>>2];proto=HEAP32[hint+12>>2]}if(type&&!proto){proto=type===2?17:6}if(!type&&proto){type=proto===17?2:1}if(proto===0){proto=6}if(type===0){type=1}if(!node&&!service){return-2}if(flags&~(1|2|4|1024|8|16|32)){return-1}if(hint!==0&&HEAP32[hint>>2]&2&&!node){return-1}if(flags&32){return-2}if(type!==0&&type!==1&&type!==2){return-7}if(family!==0&&family!==2&&family!==10){return-6}if(service){service=UTF8ToString(service);port=parseInt(service,10);if(isNaN(port)){if(flags&1024){return-2}return-8}}if(!node){if(family===0){family=2}if((flags&1)===0){if(family===2){addr=_htonl(2130706433)}else{addr=[0,0,0,_htonl(1)]}}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0}node=UTF8ToString(node);addr=inetPton4(node);if(addr!==null){if(family===0||family===2){family=2}else if(family===10&&flags&8){addr=[0,0,_htonl(65535),addr];family=10}else{return-2}}else{addr=inetPton6(node);if(addr!==null){if(family===0||family===10){family=10}else{return-2}}}if(addr!=null){ai=allocaddrinfo(family,type,proto,node,addr,port);HEAPU32[out>>2]=ai;return 0}if(flags&4){return-2}node=DNS.lookup_name(node);addr=inetPton4(node);if(family===0){family=2}else if(family===10){addr=[0,0,_htonl(65535),addr]}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0};var _getnameinfo=(sa,salen,node,nodelen,serv,servlen,flags)=>{var info=readSockaddr(sa,salen);if(info.errno){return-6}var port=info.port;var addr=info.addr;var overflowed=false;if(node&&nodelen){var lookup;if(flags&1||!(lookup=DNS.lookup_addr(addr))){if(flags&8){return-2}}else{addr=lookup}var numBytesWrittenExclNull=stringToUTF8(addr,node,nodelen);if(numBytesWrittenExclNull+1>=nodelen){overflowed=true}}if(serv&&servlen){port=""+port;var numBytesWrittenExclNull=stringToUTF8(port,serv,servlen);if(numBytesWrittenExclNull+1>=servlen){overflowed=true}}if(overflowed){return-12}return 0};var Protocols={list:[],map:{}};var _setprotoent=stayopen=>{function allocprotoent(name,proto,aliases){var nameBuf=_malloc(name.length+1);stringToAscii(name,nameBuf);var j=0;var length=aliases.length;var aliasListBuf=_malloc((length+1)*4);for(var i=0;i>2]=aliasBuf}HEAPU32[aliasListBuf+j>>2]=0;var pe=_malloc(12);HEAPU32[pe>>2]=nameBuf;HEAPU32[pe+4>>2]=aliasListBuf;HEAP32[pe+8>>2]=proto;return pe}var list=Protocols.list;var map=Protocols.map;if(list.length===0){var entry=allocprotoent("tcp",6,["TCP"]);list.push(entry);map["tcp"]=map["6"]=entry;entry=allocprotoent("udp",17,["UDP"]);list.push(entry);map["udp"]=map["17"]=entry}_setprotoent.index=0};var _getprotobyname=name=>{name=UTF8ToString(name);_setprotoent(true);var result=Protocols.map[name];return result};var _getprotobynumber=number=>{_setprotoent(true);var result=Protocols.map[number];return result};var stackAlloc=sz=>__emscripten_stack_alloc(sz);var stringToUTF8OnStack=str=>{var size=lengthBytesUTF8(str)+1;var ret=stackAlloc(size);stringToUTF8(str,ret,size);return ret};var allocateUTF8OnStack=stringToUTF8OnStack;var PHPWASM={init:function(){FS.mkdir("/internal");FS.mkdir("/internal/shared");FS.mkdir("/internal/shared/preload");PHPWASM.EventEmitter=ENVIRONMENT_IS_NODE?require("events").EventEmitter:class EventEmitter{constructor(){this.listeners={}}emit(eventName,data){if(this.listeners[eventName]){this.listeners[eventName].forEach(callback=>{callback(data)})}}once(eventName,callback){const self=this;function removedCallback(){callback(...arguments);self.removeListener(eventName,removedCallback)}this.on(eventName,removedCallback)}removeAllListeners(eventName){if(eventName){delete this.listeners[eventName]}else{this.listeners={}}}removeListener(eventName,callback){if(this.listeners[eventName]){const idx=this.listeners[eventName].indexOf(callback);if(idx!==-1){this.listeners[eventName].splice(idx,1)}}}};PHPWASM.child_proc_by_fd={};PHPWASM.child_proc_by_pid={};PHPWASM.input_devices={}},getAllWebSockets:function(sock){const webSockets=new Set;if(sock.server){sock.server.clients.forEach(ws=>{webSockets.add(ws)})}for(const peer of PHPWASM.getAllPeers(sock)){webSockets.add(peer.socket)}return Array.from(webSockets)},getAllPeers:function(sock){const peers=new Set;if(sock.server){sock.pending.filter(pending=>pending.peers).forEach(pending=>{for(const peer of Object.values(pending.peers)){peers.add(peer)}})}if(sock.peers){for(const peer of Object.values(sock.peers)){peers.add(peer)}}return Array.from(peers)},awaitData:function(ws){return PHPWASM.awaitEvent(ws,"message")},awaitConnection:function(ws){if(ws.OPEN===ws.readyState){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"open")},awaitClose:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"close")},awaitError:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"error")},awaitEvent:function(ws,event){let resolve;const listener=()=>{resolve()};const promise=new Promise(function(_resolve){resolve=_resolve;ws.once(event,listener)});const cancel=()=>{ws.removeListener(event,listener);setTimeout(resolve)};return[promise,cancel]},noop:function(){},spawnProcess:function(command,args,options){if(Module["spawnProcess"]){const spawnedPromise=Module["spawnProcess"](command,args,options);return Promise.resolve(spawnedPromise).then(function(spawned){if(!spawned||!spawned.on){throw new Error("spawnProcess() must return an EventEmitter but returned a different type.")}return spawned})}if(ENVIRONMENT_IS_NODE){return require("child_process").spawn(command,args,{...options,shell:true,stdio:["pipe","pipe","pipe"],timeout:100})}const e=new Error("popen(), proc_open() etc. are unsupported in the browser. Call php.setSpawnHandler() "+"and provide a callback to handle spawning processes, or disable a popen(), proc_open() "+"and similar functions via php.ini.");e.code="SPAWN_UNSUPPORTED";throw e},shutdownSocket:function(socketd,how){const sock=getSocketFromFD(socketd);const peer=Object.values(sock.peers)[0];if(!peer){return-1}try{peer.socket.close();SOCKFS.websocket_sock_ops.removePeer(sock,peer);return 0}catch(e){console.log("Socket shutdown error",e);return-1}}};function _js_create_input_device(deviceId){let dataBuffer=[];let dataCallback;const filename="proc_id_"+deviceId;const device=FS.createDevice("/dev",filename,function(){},function(byte){try{dataBuffer.push(byte);if(dataCallback){dataCallback(new Uint8Array(dataBuffer));dataBuffer=[]}}catch(e){console.error(e);throw e}});const devicePath="/dev/"+filename;PHPWASM.input_devices[deviceId]={devicePath,onData:function(cb){dataCallback=cb;dataBuffer.forEach(function(data){cb(data)});dataBuffer.length=0}};return allocateUTF8OnStack(devicePath)}function _js_open_process(command,argsPtr,argsLength,descriptorsPtr,descriptorsLength,cwdPtr,cwdLength,envPtr,envLength){if(!command){return 1}const cmdstr=UTF8ToString(command);if(!cmdstr.length){return 0}let argsArray=[];if(argsLength){for(var i=0;i>2]))}}const cwdstr=cwdPtr?UTF8ToString(cwdPtr):null;let envObject=null;if(envLength){envObject={};for(var i=0;i>2]);const splitAt=envEntry.indexOf("=");if(splitAt===-1){continue}const key=envEntry.substring(0,splitAt);const value=envEntry.substring(splitAt+1);envObject[key]=value}}var std={};for(var i=0;i>2];std[HEAPU32[descriptorPtr>>2]]={child:HEAPU32[descriptorPtr+4>>2],parent:HEAPU32[descriptorPtr+8>>2]}}return Asyncify.handleSleep(async wakeUp=>{let cp;try{const options={};if(cwdstr!==null){options.cwd=cwdstr}if(envObject!==null){options.env=envObject}cp=PHPWASM.spawnProcess(cmdstr,argsArray,options);if(cp instanceof Promise){cp=await cp}}catch(e){if(e.code==="SPAWN_UNSUPPORTED"){wakeUp(1);return}console.error(e);wakeUp(1);throw e}const ProcInfo={pid:cp.pid,exited:false,stdinFd:std[0]?.child,stdinIsDevice:std[0]?.child in PHPWASM.input_devices,stdoutChildFd:std[1]?.child,stdoutParentFd:std[1]?.parent,stderrChildFd:std[2]?.child,stderrParentFd:std[2]?.parent,stdout:new PHPWASM.EventEmitter,stderr:new PHPWASM.EventEmitter};if(ProcInfo.stdoutChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutChildFd]=ProcInfo;if(ProcInfo.stderrChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrChildFd]=ProcInfo;if(ProcInfo.stdoutParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutParentFd]=ProcInfo;if(ProcInfo.stderrParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrParentFd]=ProcInfo;PHPWASM.child_proc_by_pid[ProcInfo.pid]=ProcInfo;cp.on("exit",function(code){ProcInfo.exitCode=code;ProcInfo.exited=true;ProcInfo.stdout.emit("data");ProcInfo.stderr.emit("data")});if(ProcInfo.stdoutChildFd){const stdoutStream=SYSCALLS.getStreamFromFD(ProcInfo.stdoutChildFd);let stdoutAt=0;cp.stdout.on("data",function(data){ProcInfo.stdout.emit("data",data);stdoutStream.stream_ops.write(stdoutStream,data,0,data.length,stdoutAt);stdoutAt+=data.length})}if(ProcInfo.stderrChildFd){const stderrStream=SYSCALLS.getStreamFromFD(ProcInfo.stderrChildFd);let stderrAt=0;cp.stderr.on("data",function(data){ProcInfo.stderr.emit("data",data);stderrStream.stream_ops.write(stderrStream,data,0,data.length,stderrAt);stderrAt+=data.length})}try{await new Promise((resolve,reject)=>{cp.on("spawn",resolve);cp.on("error",reject)})}catch(e){console.error(e);wakeUp(1);return}if(ProcInfo.stdinIsDevice){PHPWASM.input_devices[ProcInfo.stdinFd].onData(function(data){if(!data)return;if(typeof data==="number"){data=new Uint8Array([data])}const dataStr=new TextDecoder("utf-8").decode(data);cp.stdin.write(dataStr)});wakeUp(ProcInfo.pid);return}if(ProcInfo.stdinFd){const stdinStream=SYSCALLS.getStreamFromFD(ProcInfo.stdinFd);if(stdinStream.node){const CHUNK_SIZE=1024;const buffer=new Uint8Array(CHUNK_SIZE);let offset=0;while(true){const bytesRead=stdinStream.stream_ops.read(stdinStream,buffer,0,CHUNK_SIZE,offset);if(bytesRead===null||bytesRead===0){break}try{cp.stdin.write(buffer.subarray(0,bytesRead))}catch(e){console.error(e);return 1}if(bytesRead>2]=PHPWASM.child_proc_by_pid[pid].exitCode;return 1}return 0}function _js_waitpid(pid,exitCodePtr){if(!PHPWASM.child_proc_by_pid[pid]){return-1}return Asyncify.handleSleep(wakeUp=>{const poll=function(){if(PHPWASM.child_proc_by_pid[pid]?.exited){HEAPU32[exitCodePtr>>2]=PHPWASM.child_proc_by_pid[pid].exitCode;wakeUp(pid)}else{setTimeout(poll,50)}};poll()})}var arraySum=(array,index)=>{var sum=0;for(var i=0;i<=index;sum+=array[i++]){}return sum};var MONTH_DAYS_LEAP=[31,29,31,30,31,30,31,31,30,31,30,31];var MONTH_DAYS_REGULAR=[31,28,31,30,31,30,31,31,30,31,30,31];var addDays=(date,days)=>{var newDate=new Date(date.getTime());while(days>0){var leap=isLeapYear(newDate.getFullYear());var currentMonth=newDate.getMonth();var daysInCurrentMonth=(leap?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR)[currentMonth];if(days>daysInCurrentMonth-newDate.getDate()){days-=daysInCurrentMonth-newDate.getDate()+1;newDate.setDate(1);if(currentMonth<11){newDate.setMonth(currentMonth+1)}else{newDate.setMonth(0);newDate.setFullYear(newDate.getFullYear()+1)}}else{newDate.setDate(newDate.getDate()+days);return newDate}}return newDate};var _strptime=(buf,format,tm)=>{var pattern=UTF8ToString(format);var SPECIAL_CHARS="\\!@#$^&*()+=-[]/{}|:<>?,.";for(var i=0,ii=SPECIAL_CHARS.length;iEQUIVALENT_MATCHERS[c]||m).replace(/%(.)/g,(_,c)=>{let pat=DATE_PATTERNS[c];if(pat){capture.push(c);return`(${pat})`}else{return c}}).replace(/\s+/g,"\\s*");var matches=new RegExp("^"+pattern_out,"i").exec(UTF8ToString(buf));function initDate(){function fixup(value,min,max){return typeof value!="number"||isNaN(value)?min:value>=min?value<=max?value:max:min}return{year:fixup(HEAP32[tm+20>>2]+1900,1970,9999),month:fixup(HEAP32[tm+16>>2],0,11),day:fixup(HEAP32[tm+12>>2],1,31),hour:fixup(HEAP32[tm+8>>2],0,23),min:fixup(HEAP32[tm+4>>2],0,59),sec:fixup(HEAP32[tm>>2],0,59),gmtoff:0}}if(matches){var date=initDate();var value;var getMatch=symbol=>{var pos=capture.indexOf(symbol);if(pos>=0){return matches[pos+1]}return};if(value=getMatch("S")){date.sec=jstoi_q(value)}if(value=getMatch("M")){date.min=jstoi_q(value)}if(value=getMatch("H")){date.hour=jstoi_q(value)}else if(value=getMatch("I")){var hour=jstoi_q(value);if(value=getMatch("p")){hour+=value.toUpperCase()[0]==="P"?12:0}date.hour=hour}if(value=getMatch("Y")){date.year=jstoi_q(value)}else if(value=getMatch("y")){var year=jstoi_q(value);if(value=getMatch("C")){year+=jstoi_q(value)*100}else{year+=year<69?2e3:1900}date.year=year}if(value=getMatch("m")){date.month=jstoi_q(value)-1}else if(value=getMatch("b")){date.month=MONTH_NUMBERS[value.substring(0,3).toUpperCase()]||0}if(value=getMatch("d")){date.day=jstoi_q(value)}else if(value=getMatch("j")){var day=jstoi_q(value);var leapYear=isLeapYear(date.year);for(var month=0;month<12;++month){var daysUntilMonth=arraySum(leapYear?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,month-1);if(day<=daysUntilMonth+(leapYear?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR)[month]){date.day=day-daysUntilMonth}}}else if(value=getMatch("a")){var weekDay=value.substring(0,3).toUpperCase();if(value=getMatch("U")){var weekDayNumber=DAY_NUMBERS_SUN_FIRST[weekDay];var weekNumber=jstoi_q(value);var janFirst=new Date(date.year,0,1);var endDate;if(janFirst.getDay()===0){endDate=addDays(janFirst,weekDayNumber+7*(weekNumber-1))}else{endDate=addDays(janFirst,7-janFirst.getDay()+weekDayNumber+7*(weekNumber-1))}date.day=endDate.getDate();date.month=endDate.getMonth()}else if(value=getMatch("W")){var weekDayNumber=DAY_NUMBERS_MON_FIRST[weekDay];var weekNumber=jstoi_q(value);var janFirst=new Date(date.year,0,1);var endDate;if(janFirst.getDay()===1){endDate=addDays(janFirst,weekDayNumber+7*(weekNumber-1))}else{endDate=addDays(janFirst,7-janFirst.getDay()+1+weekDayNumber+7*(weekNumber-1))}date.day=endDate.getDate();date.month=endDate.getMonth()}}if(value=getMatch("z")){if(value.toLowerCase()==="z"){date.gmtoff=0}else{var match=value.match(/^((?:\-|\+)\d\d):?(\d\d)?/);date.gmtoff=match[1]*3600;if(match[2]){date.gmtoff+=date.gmtoff>0?match[2]*60:-match[2]*60}}}var fullDate=new Date(date.year,date.month,date.day,date.hour,date.min,date.sec,0);HEAP32[tm>>2]=fullDate.getSeconds();HEAP32[tm+4>>2]=fullDate.getMinutes();HEAP32[tm+8>>2]=fullDate.getHours();HEAP32[tm+12>>2]=fullDate.getDate();HEAP32[tm+16>>2]=fullDate.getMonth();HEAP32[tm+20>>2]=fullDate.getFullYear()-1900;HEAP32[tm+24>>2]=fullDate.getDay();HEAP32[tm+28>>2]=arraySum(isLeapYear(fullDate.getFullYear())?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,fullDate.getMonth()-1)+fullDate.getDate()-1;HEAP32[tm+32>>2]=0;HEAP32[tm+36>>2]=date.gmtoff;return buf+intArrayFromString(matches[0]).length-1}return 0};function _wasm_setsockopt(socketd,level,optionName,optionValuePtr,optionLen){const optionValue=HEAPU8[optionValuePtr];const SOL_SOCKET=1;const SO_KEEPALIVE=9;const IPPROTO_TCP=6;const TCP_NODELAY=1;const isSupported=level===SOL_SOCKET&&optionName===SO_KEEPALIVE||level===IPPROTO_TCP&&optionName===TCP_NODELAY;if(!isSupported){console.warn(`Unsupported socket option: ${level}, ${optionName}, ${optionValue}`);return-1}const ws=PHPWASM.getAllWebSockets(socketd)[0];if(!ws){return-1}ws.setSocketOpt(level,optionName,optionValuePtr);return 0}var Asyncify={instrumentWasmImports(imports){var importPattern=/^(js_open_process|js_waitpid|js_process_status|js_create_input_device|wasm_setsockopt|wasm_shutdown|wasm_close|invoke_.*|__asyncjs__.*)$/;for(let[x,original]of Object.entries(imports)){if(typeof original=="function"){let isAsyncifyImport=original.isAsync||importPattern.test(x);if(isAsyncifyImport){imports[x]=original=new WebAssembly.Suspending(original)}}}},instrumentWasmExports(exports){var exportPattern=/^(wasm_sleep|wasm_read|emscripten_sleep|wasm_sapi_handle_request|wasm_sapi_request_shutdown|wasm_poll_socket|wrap_select|__wrap_select|select|php_pollfd_for|fflush|wasm_popen|wasm_read|wasm_php_exec|run_cli|main|__main_argc_argv)$/;Asyncify.asyncExports=new Set;var ret={};for(let[x,original]of Object.entries(exports)){if(typeof original=="function"){let isAsyncifyExport=exportPattern.test(x);if(isAsyncifyExport){Asyncify.asyncExports.add(original);original=Asyncify.makeAsyncFunction(original)}ret[x]=(...args)=>original(...args)}else{ret[x]=original}}return ret},asyncExports:null,isAsyncExport(func){return Asyncify.asyncExports?.has(func)},handleAsync:async startAsync=>{runtimeKeepalivePush();try{return await startAsync()}finally{runtimeKeepalivePop()}},handleSleep(startAsync){return Asyncify.handleAsync(()=>new Promise(startAsync))},makeAsyncFunction(original){return WebAssembly.promising(original)}};var getCFunc=ident=>{var func=Module["_"+ident];return func};var writeArrayToMemory=(array,buffer)=>{HEAP8.set(array,buffer)};var stackSave=()=>_emscripten_stack_get_current();var stackRestore=val=>__emscripten_stack_restore(val);var ccall=(ident,returnType,argTypes,args,opts)=>{var toC={string:str=>{var ret=0;if(str!==null&&str!==undefined&&str!==0){ret=stringToUTF8OnStack(str)}return ret},array:arr=>{var ret=stackAlloc(arr.length);writeArrayToMemory(arr,ret);return ret}};function convertReturnValue(ret){if(returnType==="string"){return UTF8ToString(ret)}if(returnType==="boolean")return Boolean(ret);return ret}var func=getCFunc(ident);var cArgs=[];var stack=0;if(args){for(var i=0;iFS.unlink(path);var FS_createLazyFile=FS.createLazyFile;var FS_createDevice=FS.createDevice;FS.createPreloadedFile=FS_createPreloadedFile;FS.staticInit();Module["FS_createPath"]=FS.createPath;Module["FS_createDataFile"]=FS.createDataFile;Module["FS_createPreloadedFile"]=FS.createPreloadedFile;Module["FS_unlink"]=FS.unlink;Module["FS_createLazyFile"]=FS.createLazyFile;Module["FS_createDevice"]=FS.createDevice;MEMFS.doesNotExistError=new FS.ErrnoError(44);MEMFS.doesNotExistError.stack="";PHPWASM.init();var wasmImports={__assert_fail:___assert_fail,__asyncjs__js_fd_read,__asyncjs__js_module_onMessage,__asyncjs__js_popen_to_file,__asyncjs__wasm_poll_socket,__call_sighandler:___call_sighandler,__syscall_accept4:___syscall_accept4,__syscall_bind:___syscall_bind,__syscall_chdir:___syscall_chdir,__syscall_chmod:___syscall_chmod,__syscall_connect:___syscall_connect,__syscall_dup:___syscall_dup,__syscall_dup3:___syscall_dup3,__syscall_faccessat:___syscall_faccessat,__syscall_fchmod:___syscall_fchmod,__syscall_fchown32:___syscall_fchown32,__syscall_fchownat:___syscall_fchownat,__syscall_fcntl64:___syscall_fcntl64,__syscall_fstat64:___syscall_fstat64,__syscall_ftruncate64:___syscall_ftruncate64,__syscall_getcwd:___syscall_getcwd,__syscall_getdents64:___syscall_getdents64,__syscall_getpeername:___syscall_getpeername,__syscall_getsockname:___syscall_getsockname,__syscall_getsockopt:___syscall_getsockopt,__syscall_ioctl:___syscall_ioctl,__syscall_listen:___syscall_listen,__syscall_lstat64:___syscall_lstat64,__syscall_mkdirat:___syscall_mkdirat,__syscall_newfstatat:___syscall_newfstatat,__syscall_openat:___syscall_openat,__syscall_pipe:___syscall_pipe,__syscall_poll:___syscall_poll,__syscall_readlinkat:___syscall_readlinkat,__syscall_recvfrom:___syscall_recvfrom,__syscall_renameat:___syscall_renameat,__syscall_rmdir:___syscall_rmdir,__syscall_sendto:___syscall_sendto,__syscall_socket:___syscall_socket,__syscall_stat64:___syscall_stat64,__syscall_statfs64:___syscall_statfs64,__syscall_symlinkat:___syscall_symlinkat,__syscall_unlinkat:___syscall_unlinkat,__syscall_utimensat:___syscall_utimensat,_abort_js:__abort_js,_emscripten_lookup_name:__emscripten_lookup_name,_emscripten_memcpy_js:__emscripten_memcpy_js,_emscripten_runtime_keepalive_clear:__emscripten_runtime_keepalive_clear,_gmtime_js:__gmtime_js,_localtime_js:__localtime_js,_mktime_js:__mktime_js,_mmap_js:__mmap_js,_munmap_js:__munmap_js,_setitimer_js:__setitimer_js,_tzset_js:__tzset_js,clock_time_get:_clock_time_get,emscripten_date_now:_emscripten_date_now,emscripten_get_heap_max:_emscripten_get_heap_max,emscripten_get_now:_emscripten_get_now,emscripten_resize_heap:_emscripten_resize_heap,emscripten_sleep:_emscripten_sleep,environ_get:_environ_get,environ_sizes_get:_environ_sizes_get,exit:_exit,fd_close:_fd_close,fd_fdstat_get:_fd_fdstat_get,fd_read:_fd_read,fd_seek:_fd_seek,fd_sync:_fd_sync,fd_write:_fd_write,getaddrinfo:_getaddrinfo,getnameinfo:_getnameinfo,getprotobyname:_getprotobyname,getprotobynumber:_getprotobynumber,js_create_input_device:_js_create_input_device,js_open_process:_js_open_process,js_process_status:_js_process_status,js_waitpid:_js_waitpid,proc_exit:_proc_exit,strptime:_strptime,wasm_setsockopt:_wasm_setsockopt};var wasmExports;createWasm();var ___wasm_call_ctors=()=>(___wasm_call_ctors=wasmExports["__wasm_call_ctors"])();var _malloc=a0=>(_malloc=wasmExports["malloc"])(a0);var _wasm_sleep=Module["_wasm_sleep"]=a0=>(_wasm_sleep=Module["_wasm_sleep"]=wasmExports["wasm_sleep"])(a0);var _ntohs=a0=>(_ntohs=wasmExports["ntohs"])(a0);var _htons=a0=>(_htons=wasmExports["htons"])(a0);var _htonl=a0=>(_htonl=wasmExports["htonl"])(a0);var _wasm_read=Module["_wasm_read"]=(a0,a1,a2)=>(_wasm_read=Module["_wasm_read"]=wasmExports["wasm_read"])(a0,a1,a2);var _fflush=a0=>(_fflush=wasmExports["fflush"])(a0);var _wasm_popen=Module["_wasm_popen"]=(a0,a1)=>(_wasm_popen=Module["_wasm_popen"]=wasmExports["wasm_popen"])(a0,a1);var _wasm_php_exec=Module["_wasm_php_exec"]=(a0,a1,a2,a3)=>(_wasm_php_exec=Module["_wasm_php_exec"]=wasmExports["wasm_php_exec"])(a0,a1,a2,a3);var _php_pollfd_for=Module["_php_pollfd_for"]=(a0,a1,a2)=>(_php_pollfd_for=Module["_php_pollfd_for"]=wasmExports["php_pollfd_for"])(a0,a1,a2);var 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_wasm_set_path_translated=Module["_wasm_set_path_translated"]=a0=>(_wasm_set_path_translated=Module["_wasm_set_path_translated"]=wasmExports["wasm_set_path_translated"])(a0);var _wasm_set_skip_shebang=Module["_wasm_set_skip_shebang"]=a0=>(_wasm_set_skip_shebang=Module["_wasm_set_skip_shebang"]=wasmExports["wasm_set_skip_shebang"])(a0);var _wasm_set_request_uri=Module["_wasm_set_request_uri"]=a0=>(_wasm_set_request_uri=Module["_wasm_set_request_uri"]=wasmExports["wasm_set_request_uri"])(a0);var _wasm_set_request_method=Module["_wasm_set_request_method"]=a0=>(_wasm_set_request_method=Module["_wasm_set_request_method"]=wasmExports["wasm_set_request_method"])(a0);var _wasm_set_request_host=Module["_wasm_set_request_host"]=a0=>(_wasm_set_request_host=Module["_wasm_set_request_host"]=wasmExports["wasm_set_request_host"])(a0);var _wasm_set_content_type=Module["_wasm_set_content_type"]=a0=>(_wasm_set_content_type=Module["_wasm_set_content_type"]=wasmExports["wasm_set_content_type"])(a0);var _wasm_set_request_body=Module["_wasm_set_request_body"]=a0=>(_wasm_set_request_body=Module["_wasm_set_request_body"]=wasmExports["wasm_set_request_body"])(a0);var _wasm_set_content_length=Module["_wasm_set_content_length"]=a0=>(_wasm_set_content_length=Module["_wasm_set_content_length"]=wasmExports["wasm_set_content_length"])(a0);var _wasm_set_cookies=Module["_wasm_set_cookies"]=a0=>(_wasm_set_cookies=Module["_wasm_set_cookies"]=wasmExports["wasm_set_cookies"])(a0);var _wasm_set_request_port=Module["_wasm_set_request_port"]=a0=>(_wasm_set_request_port=Module["_wasm_set_request_port"]=wasmExports["wasm_set_request_port"])(a0);var _wasm_sapi_request_shutdown=Module["_wasm_sapi_request_shutdown"]=()=>(_wasm_sapi_request_shutdown=Module["_wasm_sapi_request_shutdown"]=wasmExports["wasm_sapi_request_shutdown"])();var _wasm_sapi_handle_request=Module["_wasm_sapi_handle_request"]=()=>(_wasm_sapi_handle_request=Module["_wasm_sapi_handle_request"]=wasmExports["wasm_sapi_handle_request"])();var _php_wasm_init=Module["_php_wasm_init"]=()=>(_php_wasm_init=Module["_php_wasm_init"]=wasmExports["php_wasm_init"])();var _wasm_free=Module["_wasm_free"]=a0=>(_wasm_free=Module["_wasm_free"]=wasmExports["wasm_free"])(a0);var ___funcs_on_exit=()=>(___funcs_on_exit=wasmExports["__funcs_on_exit"])();var _emscripten_builtin_memalign=(a0,a1)=>(_emscripten_builtin_memalign=wasmExports["emscripten_builtin_memalign"])(a0,a1);var __emscripten_timeout=(a0,a1)=>(__emscripten_timeout=wasmExports["_emscripten_timeout"])(a0,a1);var ___trap=()=>(___trap=wasmExports["__trap"])();var __emscripten_tempret_set=a0=>(__emscripten_tempret_set=wasmExports["_emscripten_tempret_set"])(a0);var __emscripten_stack_restore=a0=>(__emscripten_stack_restore=wasmExports["_emscripten_stack_restore"])(a0);var __emscripten_stack_alloc=a0=>(__emscripten_stack_alloc=wasmExports["_emscripten_stack_alloc"])(a0);var _emscripten_stack_get_current=()=>(_emscripten_stack_get_current=wasmExports["emscripten_stack_get_current"])();var dynCall_vi=Module["dynCall_vi"]=(a0,a1)=>(dynCall_vi=Module["dynCall_vi"]=wasmExports["dynCall_vi"])(a0,a1);Module["addRunDependency"]=addRunDependency;Module["removeRunDependency"]=removeRunDependency;Module["wasmExports"]=wasmExports;Module["ccall"]=ccall;Module["FS_createPreloadedFile"]=FS_createPreloadedFile;Module["FS_unlink"]=FS_unlink;Module["FS_createPath"]=FS_createPath;Module["FS_createDevice"]=FS_createDevice;Module["FS_createDataFile"]=FS_createDataFile;Module["FS_createLazyFile"]=FS_createLazyFile;Module["PROXYFS"]=PROXYFS;var calledRun;dependenciesFulfilled=function runCaller(){if(!calledRun)run();if(!calledRun)dependenciesFulfilled=runCaller};function run(){if(runDependencies>0){return}preRun();if(runDependencies>0){return}function doRun(){if(calledRun)return;calledRun=true;Module["calledRun"]=true;if(ABORT)return;initRuntime();Module["onRuntimeInitialized"]?.();postRun()}if(Module["setStatus"]){Module["setStatus"]("Running...");setTimeout(()=>{setTimeout(()=>Module["setStatus"](""),1);doRun()},1)}else{doRun()}}if(Module["preInit"]){if(typeof Module["preInit"]=="function")Module["preInit"]=[Module["preInit"]];while(Module["preInit"].length>0){Module["preInit"].pop()()}}run(); /** * Emscripten resolves `localhost` to a random IP address. Let's * make it always resolve to 127.0.0.1. diff --git a/packages/php-wasm/web/public/php/jspi/php_7_3.js b/packages/php-wasm/web/public/php/jspi/php_7_3.js index e388093eb9..5877a65055 100644 --- a/packages/php-wasm/web/public/php/jspi/php_7_3.js +++ b/packages/php-wasm/web/public/php/jspi/php_7_3.js @@ -1,46 +1,20 @@ import dependencyFilename from './7_3_33/php_7_3.wasm'; export { dependencyFilename }; -export const dependenciesTotalSize = 12375802; +export const dependenciesTotalSize = 12365944; export function init(RuntimeName, PHPLoader) { - /** - * Overrides Emscripten's default ExitStatus object which gets - * thrown on failure. Unfortunately, the default object is not - * a subclass of Error and does not provide any stack trace. - * - * This is a deliberate behavior on Emscripten's end to prevent - * memory leaks after the program exits. See: - * - * https://github.com/emscripten-core/emscripten/pull/9108 - * - * In case of WordPress Playground, the worker in which the PHP - * runs will typically exit after the PHP program finishes, so - * we don't have to worry about memory leaks. - * - * As for assigning to a previously undeclared ExitStatus variable here, - * the Emscripten module declares `ExitStatus` as `function ExitStatus` - * which means it gets hoisted to the top of the scope and can be - * reassigned here – before the actual declaration is reached. - * - * If that sounds weird, try this example: - * - * ExitStatus = () => { console.log("reassigned"); } - * function ExitStatus() {} - * ExitStatus(); - * // logs "reassigned" - */ - ExitStatus = class PHPExitStatus extends Error { - constructor(status) { - super(status); - this.name = "ExitStatus"; - this.message = "Program terminated with exit(" + status + ")"; - this.status = status; - } - } - // The rest of the code comes from the built php.js file and esm-suffix.js -var Module=typeof PHPLoader!="undefined"?PHPLoader:{};var ENVIRONMENT_IS_WEB=RuntimeName==="WEB";var ENVIRONMENT_IS_WORKER=RuntimeName==="WORKER";var ENVIRONMENT_IS_NODE=RuntimeName==="NODE";var moduleOverrides=Object.assign({},Module);var arguments_=[];var thisProgram="./this.program";var quit_=(status,toThrow)=>{throw toThrow};var scriptDirectory="";function locateFile(path){if(Module["locateFile"]){return Module["locateFile"](path,scriptDirectory)}return scriptDirectory+path}var read_,readAsync,readBinary;if(ENVIRONMENT_IS_WEB||ENVIRONMENT_IS_WORKER){if(ENVIRONMENT_IS_WORKER){scriptDirectory=self.location.href}else if(typeof document!="undefined"&&document.currentScript){scriptDirectory=document.currentScript.src}if(scriptDirectory.startsWith("blob:")){scriptDirectory=""}else{scriptDirectory=scriptDirectory.substr(0,scriptDirectory.replace(/[?#].*/,"").lastIndexOf("/")+1)}{read_=url=>{var xhr=new XMLHttpRequest;xhr.open("GET",url,false);xhr.send(null);return xhr.responseText};if(ENVIRONMENT_IS_WORKER){readBinary=url=>{var xhr=new XMLHttpRequest;xhr.open("GET",url,false);xhr.responseType="arraybuffer";xhr.send(null);return new Uint8Array(xhr.response)}}readAsync=(url,onload,onerror)=>{fetch(url,{credentials:"same-origin"}).then(response=>{if(response.ok){return response.arrayBuffer()}return Promise.reject(new Error(response.status+" : "+response.url))}).then(onload,onerror)}}}else{}var out=Module["print"]||console.log.bind(console);var err=Module["printErr"]||console.error.bind(console);Object.assign(Module,moduleOverrides);moduleOverrides=null;if(Module["arguments"])arguments_=Module["arguments"];if(Module["thisProgram"])thisProgram=Module["thisProgram"];if(Module["quit"])quit_=Module["quit"];var wasmBinary;if(Module["wasmBinary"])wasmBinary=Module["wasmBinary"];var wasmMemory;var ABORT=false;var EXITSTATUS;function assert(condition,text){if(!condition){abort(text)}}var HEAP8,HEAPU8,HEAP16,HEAPU16,HEAP32,HEAPU32,HEAPF32,HEAPF64;function updateMemoryViews(){var b=wasmMemory.buffer;Module["HEAP8"]=HEAP8=new Int8Array(b);Module["HEAP16"]=HEAP16=new Int16Array(b);Module["HEAPU8"]=HEAPU8=new Uint8Array(b);Module["HEAPU16"]=HEAPU16=new Uint16Array(b);Module["HEAP32"]=HEAP32=new Int32Array(b);Module["HEAPU32"]=HEAPU32=new Uint32Array(b);Module["HEAPF32"]=HEAPF32=new Float32Array(b);Module["HEAPF64"]=HEAPF64=new Float64Array(b)}var __ATPRERUN__=[];var __ATINIT__=[];var __ATEXIT__=[];var __ATPOSTRUN__=[];var runtimeInitialized=false;var runtimeExited=false;function preRun(){if(Module["preRun"]){if(typeof Module["preRun"]=="function")Module["preRun"]=[Module["preRun"]];while(Module["preRun"].length){addOnPreRun(Module["preRun"].shift())}}callRuntimeCallbacks(__ATPRERUN__)}function initRuntime(){runtimeInitialized=true;SOCKFS.root=FS.mount(SOCKFS,{},null);if(!Module["noFSInit"]&&!FS.init.initialized)FS.init();FS.ignorePermissions=false;TTY.init();PIPEFS.root=FS.mount(PIPEFS,{},null);callRuntimeCallbacks(__ATINIT__)}function exitRuntime(){___funcs_on_exit();callRuntimeCallbacks(__ATEXIT__);FS.quit();TTY.shutdown();runtimeExited=true}function postRun(){if(Module["postRun"]){if(typeof Module["postRun"]=="function")Module["postRun"]=[Module["postRun"]];while(Module["postRun"].length){addOnPostRun(Module["postRun"].shift())}}callRuntimeCallbacks(__ATPOSTRUN__)}function addOnPreRun(cb){__ATPRERUN__.unshift(cb)}function addOnInit(cb){__ATINIT__.unshift(cb)}function addOnPostRun(cb){__ATPOSTRUN__.unshift(cb)}var runDependencies=0;var runDependencyWatcher=null;var dependenciesFulfilled=null;function getUniqueRunDependency(id){return id}function addRunDependency(id){runDependencies++;Module["monitorRunDependencies"]?.(runDependencies)}function removeRunDependency(id){runDependencies--;Module["monitorRunDependencies"]?.(runDependencies);if(runDependencies==0){if(runDependencyWatcher!==null){clearInterval(runDependencyWatcher);runDependencyWatcher=null}if(dependenciesFulfilled){var callback=dependenciesFulfilled;dependenciesFulfilled=null;callback()}}}function abort(what){Module["onAbort"]?.(what);what="Aborted("+what+")";err(what);ABORT=true;EXITSTATUS=1;what+=". Build with -sASSERTIONS for more info.";if(runtimeInitialized){___trap()}var e=new WebAssembly.RuntimeError(what);throw e}var dataURIPrefix="data:application/octet-stream;base64,";var isDataURI=filename=>filename.startsWith(dataURIPrefix);function findWasmBinary(){var f=dependencyFilename;if(!isDataURI(f)){return locateFile(f)}return f}var wasmBinaryFile;function getBinarySync(file){if(file==wasmBinaryFile&&wasmBinary){return new Uint8Array(wasmBinary)}if(readBinary){return readBinary(file)}throw"both async and sync fetching of the wasm failed"}function getBinaryPromise(binaryFile){if(!wasmBinary){return new Promise((resolve,reject)=>{readAsync(binaryFile,response=>resolve(new Uint8Array(response)),error=>{try{resolve(getBinarySync(binaryFile))}catch(e){reject(e)}})})}return Promise.resolve().then(()=>getBinarySync(binaryFile))}function instantiateArrayBuffer(binaryFile,imports,receiver){return getBinaryPromise(binaryFile).then(binary=>WebAssembly.instantiate(binary,imports)).then(receiver,reason=>{err(`failed to asynchronously prepare wasm: ${reason}`);abort(reason)})}function instantiateAsync(binary,binaryFile,imports,callback){if(!binary&&typeof WebAssembly.instantiateStreaming=="function"&&!isDataURI(binaryFile)&&typeof fetch=="function"){return fetch(binaryFile,{credentials:"same-origin"}).then(response=>{var result=WebAssembly.instantiateStreaming(response,imports);return result.then(callback,function(reason){err(`wasm streaming compile failed: ${reason}`);err("falling back to ArrayBuffer instantiation");return instantiateArrayBuffer(binaryFile,imports,callback)})})}return instantiateArrayBuffer(binaryFile,imports,callback)}function getWasmImports(){Asyncify.instrumentWasmImports(wasmImports);return{env:wasmImports,wasi_snapshot_preview1:wasmImports}}function createWasm(){var info=getWasmImports();function receiveInstance(instance,module){wasmExports=instance.exports;wasmExports=Asyncify.instrumentWasmExports(wasmExports);Module["wasmExports"]=wasmExports;wasmMemory=wasmExports["memory"];updateMemoryViews();addOnInit(wasmExports["__wasm_call_ctors"]);removeRunDependency("wasm-instantiate");return wasmExports}addRunDependency("wasm-instantiate");function receiveInstantiationResult(result){receiveInstance(result["instance"])}if(Module["instantiateWasm"]){try{return Module["instantiateWasm"](info,receiveInstance)}catch(e){err(`Module.instantiateWasm callback failed with error: ${e}`);return false}}if(!wasmBinaryFile)wasmBinaryFile=findWasmBinary();instantiateAsync(wasmBinary,wasmBinaryFile,info,receiveInstantiationResult);return{}}var tempDouble;var tempI64;function __asyncjs__js_popen_to_file(command,mode,exitCodePtr){return Asyncify.handleAsync(async()=>{const returnCallback=resolver=>new Promise(resolver);if(!command)return 1;const cmdstr=UTF8ToString(command);if(!cmdstr.length)return 0;const modestr=UTF8ToString(mode);if(!modestr.length)return 0;if(modestr==="w"){console.error('popen($cmd, "w") is not implemented yet')}return returnCallback(async wakeUp=>{let cp;try{cp=PHPWASM.spawnProcess(cmdstr,[]);if(cp instanceof Promise){cp=await cp}}catch(e){console.error(e);if(e.code==="SPAWN_UNSUPPORTED"){return 1}throw e}const outByteArrays=[];cp.stdout.on("data",function(data){outByteArrays.push(data)});const outputPath="/tmp/popen_output";cp.on("exit",function(exitCode){const outBytes=new Uint8Array(outByteArrays.reduce((acc,curr)=>acc+curr.length,0));let offset=0;for(const byteArray of outByteArrays){outBytes.set(byteArray,offset);offset+=byteArray.length}FS.writeFile(outputPath,outBytes);HEAPU8[exitCodePtr]=exitCode;wakeUp(allocateUTF8OnStack(outputPath))})})})}__asyncjs__js_popen_to_file.sig="iiii";function __asyncjs__wasm_poll_socket(socketd,events,timeout){return Asyncify.handleAsync(async()=>{const returnCallback=resolver=>new Promise(resolver);const POLLIN=1;const POLLPRI=2;const POLLOUT=4;const POLLERR=8;const POLLHUP=16;const POLLNVAL=32;return returnCallback(wakeUp=>{const polls=[];if(socketd in PHPWASM.child_proc_by_fd){const procInfo=PHPWASM.child_proc_by_fd[socketd];if(procInfo.exited){wakeUp(0);return}polls.push(PHPWASM.awaitEvent(procInfo.stdout,"data"))}else if(FS.isSocket(FS.getStream(socketd)?.node.mode)){const sock=getSocketFromFD(socketd);if(!sock){wakeUp(0);return}const lookingFor=new Set;if(events&POLLIN||events&POLLPRI){if(sock.server){for(const client of sock.pending){if((client.recv_queue||[]).length>0){wakeUp(1);return}}}else if((sock.recv_queue||[]).length>0){wakeUp(1);return}}const webSockets=PHPWASM.getAllWebSockets(sock);if(!webSockets.length){wakeUp(0);return}for(const ws of webSockets){if(events&POLLIN||events&POLLPRI){polls.push(PHPWASM.awaitData(ws));lookingFor.add("POLLIN")}if(events&POLLOUT){polls.push(PHPWASM.awaitConnection(ws));lookingFor.add("POLLOUT")}if(events&POLLHUP){polls.push(PHPWASM.awaitClose(ws));lookingFor.add("POLLHUP")}if(events&POLLERR||events&POLLNVAL){polls.push(PHPWASM.awaitError(ws));lookingFor.add("POLLERR")}}}else{setTimeout(function(){wakeUp(1)},timeout);return}if(polls.length===0){console.warn("Unsupported poll event "+events+", defaulting to setTimeout().");setTimeout(function(){wakeUp(0)},timeout);return}const promises=polls.map(([promise])=>promise);const clearPolling=()=>polls.forEach(([,clear])=>clear());let awaken=false;let timeoutId;Promise.race(promises).then(function(results){if(!awaken){awaken=true;wakeUp(1);if(timeoutId){clearTimeout(timeoutId)}clearPolling()}});if(timeout!==-1){timeoutId=setTimeout(function(){if(!awaken){awaken=true;wakeUp(0);clearPolling()}},timeout)}})})}__asyncjs__wasm_poll_socket.sig="iiii";function __asyncjs__js_fd_read(fd,iov,iovcnt,pnum){return Asyncify.handleAsync(async()=>{const returnCallback=resolver=>new Promise(resolver);if(Asyncify?.State?.Normal===undefined||Asyncify?.state===Asyncify?.State?.Normal){var returnCode;var stream;let num=0;try{stream=SYSCALLS.getStreamFromFD(fd);const num=doReadv(stream,iov,iovcnt);HEAPU32[pnum>>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError")){throw e}if(e.errno!==6||!(stream?.fd in PHPWASM.child_proc_by_fd)){HEAPU32[pnum>>2]=0;return returnCode}}}return returnCallback(wakeUp=>{var retries=0;var interval=50;var timeout=5e3;var maxRetries=timeout/interval;function poll(){var returnCode;var stream;let num;try{stream=SYSCALLS.getStreamFromFD(fd);num=doReadv(stream,iov,iovcnt);returnCode=0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError")){console.error(e);throw e}returnCode=e.errno}const success=returnCode===0;const failure=++retries>maxRetries||!(fd in PHPWASM.child_proc_by_fd)||PHPWASM.child_proc_by_fd[fd]?.exited||FS.isClosed(stream);if(success){HEAPU32[pnum>>2]=num;wakeUp(0)}else if(failure){HEAPU32[pnum>>2]=0;wakeUp(returnCode===6?0:returnCode)}else{setTimeout(poll,interval)}}poll()})})}__asyncjs__js_fd_read.sig="iiiii";function __asyncjs__js_module_onMessage(data,response_buffer){return Asyncify.handleAsync(async()=>{if(Module["onMessage"]){const dataStr=UTF8ToString(data);return Module["onMessage"](dataStr).then(response=>{const responseBytes=typeof response==="string"?(new TextEncoder).encode(response):response;const responseSize=responseBytes.byteLength;const responsePtr=_malloc(responseSize+1);HEAPU8.set(responseBytes,responsePtr);HEAPU8[responsePtr+responseSize]=0;HEAPU8[response_buffer]=responsePtr;HEAPU8[response_buffer+1]=responsePtr>>8;HEAPU8[response_buffer+2]=responsePtr>>16;HEAPU8[response_buffer+3]=responsePtr>>24;return responseSize}).catch(e=>{console.error(e);return-1})}})}__asyncjs__js_module_onMessage.sig="iii";function ExitStatus(status){this.name="ExitStatus";this.message=`Program terminated with exit(${status})`;this.status=status}var callRuntimeCallbacks=callbacks=>{while(callbacks.length>0){callbacks.shift()(Module)}};var noExitRuntime=Module["noExitRuntime"]||false;var UTF8Decoder=typeof TextDecoder!="undefined"?new TextDecoder("utf8"):undefined;var UTF8ArrayToString=(heapOrArray,idx,maxBytesToRead)=>{var endIdx=idx+maxBytesToRead;var endPtr=idx;while(heapOrArray[endPtr]&&!(endPtr>=endIdx))++endPtr;if(endPtr-idx>16&&heapOrArray.buffer&&UTF8Decoder){return UTF8Decoder.decode(heapOrArray.subarray(idx,endPtr))}var str="";while(idx>10,56320|ch&1023)}}return str};var UTF8ToString=(ptr,maxBytesToRead)=>ptr?UTF8ArrayToString(HEAPU8,ptr,maxBytesToRead):"";Module["UTF8ToString"]=UTF8ToString;var ___assert_fail=(condition,filename,line,func)=>{abort(`Assertion failed: ${UTF8ToString(condition)}, at: `+[filename?UTF8ToString(filename):"unknown filename",line,func?UTF8ToString(func):"unknown function"])};var ___call_sighandler=(fp,sig)=>(a1=>dynCall_vi(fp,a1))(sig);var initRandomFill=()=>{if(typeof crypto=="object"&&typeof crypto["getRandomValues"]=="function"){return view=>crypto.getRandomValues(view)}else abort("initRandomDevice")};var randomFill=view=>(randomFill=initRandomFill())(view);var PATH={isAbs:path=>path.charAt(0)==="/",splitPath:filename=>{var splitPathRe=/^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/;return splitPathRe.exec(filename).slice(1)},normalizeArray:(parts,allowAboveRoot)=>{var up=0;for(var i=parts.length-1;i>=0;i--){var last=parts[i];if(last==="."){parts.splice(i,1)}else if(last===".."){parts.splice(i,1);up++}else if(up){parts.splice(i,1);up--}}if(allowAboveRoot){for(;up;up--){parts.unshift("..")}}return parts},normalize:path=>{var isAbsolute=PATH.isAbs(path),trailingSlash=path.substr(-1)==="/";path=PATH.normalizeArray(path.split("/").filter(p=>!!p),!isAbsolute).join("/");if(!path&&!isAbsolute){path="."}if(path&&trailingSlash){path+="/"}return(isAbsolute?"/":"")+path},dirname:path=>{var result=PATH.splitPath(path),root=result[0],dir=result[1];if(!root&&!dir){return"."}if(dir){dir=dir.substr(0,dir.length-1)}return root+dir},basename:path=>{if(path==="/")return"/";path=PATH.normalize(path);path=path.replace(/\/$/,"");var lastSlash=path.lastIndexOf("/");if(lastSlash===-1)return path;return path.substr(lastSlash+1)},join:(...paths)=>PATH.normalize(paths.join("/")),join2:(l,r)=>PATH.normalize(l+"/"+r)};var PATH_FS={resolve:(...args)=>{var resolvedPath="",resolvedAbsolute=false;for(var i=args.length-1;i>=-1&&!resolvedAbsolute;i--){var path=i>=0?args[i]:FS.cwd();if(typeof path!="string"){throw new TypeError("Arguments to path.resolve must be strings")}else if(!path){return""}resolvedPath=path+"/"+resolvedPath;resolvedAbsolute=PATH.isAbs(path)}resolvedPath=PATH.normalizeArray(resolvedPath.split("/").filter(p=>!!p),!resolvedAbsolute).join("/");return(resolvedAbsolute?"/":"")+resolvedPath||"."},relative:(from,to)=>{from=PATH_FS.resolve(from).substr(1);to=PATH_FS.resolve(to).substr(1);function trim(arr){var start=0;for(;start=0;end--){if(arr[end]!=="")break}if(start>end)return[];return arr.slice(start,end-start+1)}var fromParts=trim(from.split("/"));var toParts=trim(to.split("/"));var length=Math.min(fromParts.length,toParts.length);var samePartsLength=length;for(var i=0;i{var len=0;for(var i=0;i=55296&&c<=57343){len+=4;++i}else{len+=3}}return len};Module["lengthBytesUTF8"]=lengthBytesUTF8;var stringToUTF8Array=(str,heap,outIdx,maxBytesToWrite)=>{if(!(maxBytesToWrite>0))return 0;var startIdx=outIdx;var endIdx=outIdx+maxBytesToWrite-1;for(var i=0;i=55296&&u<=57343){var u1=str.charCodeAt(++i);u=65536+((u&1023)<<10)|u1&1023}if(u<=127){if(outIdx>=endIdx)break;heap[outIdx++]=u}else if(u<=2047){if(outIdx+1>=endIdx)break;heap[outIdx++]=192|u>>6;heap[outIdx++]=128|u&63}else if(u<=65535){if(outIdx+2>=endIdx)break;heap[outIdx++]=224|u>>12;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}else{if(outIdx+3>=endIdx)break;heap[outIdx++]=240|u>>18;heap[outIdx++]=128|u>>12&63;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}}heap[outIdx]=0;return outIdx-startIdx};function intArrayFromString(stringy,dontAddNull,length){var len=length>0?length:lengthBytesUTF8(stringy)+1;var u8array=new Array(len);var numBytesWritten=stringToUTF8Array(stringy,u8array,0,u8array.length);if(dontAddNull)u8array.length=numBytesWritten;return u8array}var FS_stdin_getChar=()=>{if(!FS_stdin_getChar_buffer.length){var result=null;if(typeof window!="undefined"&&typeof window.prompt=="function"){result=window.prompt("Input: ");if(result!==null){result+="\n"}}else{}if(!result){return null}FS_stdin_getChar_buffer=intArrayFromString(result,true)}return FS_stdin_getChar_buffer.shift()};var TTY={ttys:[],init(){},shutdown(){},register(dev,ops){TTY.ttys[dev]={input:[],output:[],ops:ops};FS.registerDevice(dev,TTY.stream_ops)},stream_ops:{open(stream){var tty=TTY.ttys[stream.node.rdev];if(!tty){throw new FS.ErrnoError(43)}stream.tty=tty;stream.seekable=false},close(stream){stream.tty.ops.fsync(stream.tty)},fsync(stream){stream.tty.ops.fsync(stream.tty)},read(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.get_char){throw new FS.ErrnoError(60)}var bytesRead=0;for(var i=0;i0){out(UTF8ArrayToString(tty.output,0));tty.output=[]}},ioctl_tcgets(tty){return{c_iflag:25856,c_oflag:5,c_cflag:191,c_lflag:35387,c_cc:[3,28,127,21,4,0,1,0,17,19,26,0,18,15,23,22,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]}},ioctl_tcsets(tty,optional_actions,data){return 0},ioctl_tiocgwinsz(tty){return[24,80]}},default_tty1_ops:{put_char(tty,val){if(val===null||val===10){err(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}},fsync(tty){if(tty.output&&tty.output.length>0){err(UTF8ArrayToString(tty.output,0));tty.output=[]}}}};var zeroMemory=(address,size)=>{HEAPU8.fill(0,address,address+size);return address};var alignMemory=(size,alignment)=>Math.ceil(size/alignment)*alignment;var mmapAlloc=size=>{size=alignMemory(size,65536);var ptr=_emscripten_builtin_memalign(65536,size);if(!ptr)return 0;return zeroMemory(ptr,size)};var MEMFS={ops_table:null,mount(mount){return MEMFS.createNode(null,"/",16384|511,0)},createNode(parent,name,mode,dev){if(FS.isBlkdev(mode)||FS.isFIFO(mode)){throw new FS.ErrnoError(63)}MEMFS.ops_table||={dir:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,lookup:MEMFS.node_ops.lookup,mknod:MEMFS.node_ops.mknod,rename:MEMFS.node_ops.rename,unlink:MEMFS.node_ops.unlink,rmdir:MEMFS.node_ops.rmdir,readdir:MEMFS.node_ops.readdir,symlink:MEMFS.node_ops.symlink},stream:{llseek:MEMFS.stream_ops.llseek}},file:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:{llseek:MEMFS.stream_ops.llseek,read:MEMFS.stream_ops.read,write:MEMFS.stream_ops.write,allocate:MEMFS.stream_ops.allocate,mmap:MEMFS.stream_ops.mmap,msync:MEMFS.stream_ops.msync}},link:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,readlink:MEMFS.node_ops.readlink},stream:{}},chrdev:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:FS.chrdev_stream_ops}};var node=FS.createNode(parent,name,mode,dev);if(FS.isDir(node.mode)){node.node_ops=MEMFS.ops_table.dir.node;node.stream_ops=MEMFS.ops_table.dir.stream;node.contents={}}else if(FS.isFile(node.mode)){node.node_ops=MEMFS.ops_table.file.node;node.stream_ops=MEMFS.ops_table.file.stream;node.usedBytes=0;node.contents=null}else if(FS.isLink(node.mode)){node.node_ops=MEMFS.ops_table.link.node;node.stream_ops=MEMFS.ops_table.link.stream}else if(FS.isChrdev(node.mode)){node.node_ops=MEMFS.ops_table.chrdev.node;node.stream_ops=MEMFS.ops_table.chrdev.stream}node.timestamp=Date.now();if(parent){parent.contents[name]=node;parent.timestamp=node.timestamp}return node},getFileDataAsTypedArray(node){if(!node.contents)return new Uint8Array(0);if(node.contents.subarray)return node.contents.subarray(0,node.usedBytes);return new Uint8Array(node.contents)},expandFileStorage(node,newCapacity){var prevCapacity=node.contents?node.contents.length:0;if(prevCapacity>=newCapacity)return;var CAPACITY_DOUBLING_MAX=1024*1024;newCapacity=Math.max(newCapacity,prevCapacity*(prevCapacity>>0);if(prevCapacity!=0)newCapacity=Math.max(newCapacity,256);var oldContents=node.contents;node.contents=new Uint8Array(newCapacity);if(node.usedBytes>0)node.contents.set(oldContents.subarray(0,node.usedBytes),0)},resizeFileStorage(node,newSize){if(node.usedBytes==newSize)return;if(newSize==0){node.contents=null;node.usedBytes=0}else{var oldContents=node.contents;node.contents=new Uint8Array(newSize);if(oldContents){node.contents.set(oldContents.subarray(0,Math.min(newSize,node.usedBytes)))}node.usedBytes=newSize}},node_ops:{getattr(node){var attr={};attr.dev=FS.isChrdev(node.mode)?node.id:1;attr.ino=node.id;attr.mode=node.mode;attr.nlink=1;attr.uid=0;attr.gid=0;attr.rdev=node.rdev;if(FS.isDir(node.mode)){attr.size=4096}else if(FS.isFile(node.mode)){attr.size=node.usedBytes}else if(FS.isLink(node.mode)){attr.size=node.link.length}else{attr.size=0}attr.atime=new Date(node.timestamp);attr.mtime=new Date(node.timestamp);attr.ctime=new Date(node.timestamp);attr.blksize=4096;attr.blocks=Math.ceil(attr.size/attr.blksize);return attr},setattr(node,attr){if(attr.mode!==undefined){node.mode=attr.mode}if(attr.timestamp!==undefined){node.timestamp=attr.timestamp}if(attr.size!==undefined){MEMFS.resizeFileStorage(node,attr.size)}},lookup(parent,name){throw FS.genericErrors[44]},mknod(parent,name,mode,dev){return MEMFS.createNode(parent,name,mode,dev)},rename(old_node,new_dir,new_name){if(FS.isDir(old_node.mode)){var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(new_node){for(var i in new_node.contents){throw new FS.ErrnoError(55)}}}delete old_node.parent.contents[old_node.name];old_node.parent.timestamp=Date.now();old_node.name=new_name;new_dir.contents[new_name]=old_node;new_dir.timestamp=old_node.parent.timestamp},unlink(parent,name){delete parent.contents[name];parent.timestamp=Date.now()},rmdir(parent,name){var node=FS.lookupNode(parent,name);for(var i in node.contents){throw new FS.ErrnoError(55)}delete parent.contents[name];parent.timestamp=Date.now()},readdir(node){var entries=[".",".."];for(var key of Object.keys(node.contents)){entries.push(key)}return entries},symlink(parent,newname,oldpath){var node=MEMFS.createNode(parent,newname,511|40960,0);node.link=oldpath;return node},readlink(node){if(!FS.isLink(node.mode)){throw new FS.ErrnoError(28)}return node.link}},stream_ops:{read(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=stream.node.usedBytes)return 0;var size=Math.min(stream.node.usedBytes-position,length);if(size>8&&contents.subarray){buffer.set(contents.subarray(position,position+size),offset)}else{for(var i=0;i0||position+length{var dep=!noRunDep?getUniqueRunDependency(`al ${url}`):"";readAsync(url,arrayBuffer=>{onload(new Uint8Array(arrayBuffer));if(dep)removeRunDependency(dep)},event=>{if(onerror){onerror()}else{throw`Loading data file "${url}" failed.`}});if(dep)addRunDependency(dep)};var FS_createDataFile=(parent,name,fileData,canRead,canWrite,canOwn)=>{FS.createDataFile(parent,name,fileData,canRead,canWrite,canOwn)};var preloadPlugins=Module["preloadPlugins"]||[];var FS_handledByPreloadPlugin=(byteArray,fullname,finish,onerror)=>{if(typeof Browser!="undefined")Browser.init();var handled=false;preloadPlugins.forEach(plugin=>{if(handled)return;if(plugin["canHandle"](fullname)){plugin["handle"](byteArray,fullname,finish,onerror);handled=true}});return handled};var FS_createPreloadedFile=(parent,name,url,canRead,canWrite,onload,onerror,dontCreateFile,canOwn,preFinish)=>{var fullname=name?PATH_FS.resolve(PATH.join2(parent,name)):parent;var dep=getUniqueRunDependency(`cp ${fullname}`);function processData(byteArray){function finish(byteArray){preFinish?.();if(!dontCreateFile){FS_createDataFile(parent,name,byteArray,canRead,canWrite,canOwn)}onload?.();removeRunDependency(dep)}if(FS_handledByPreloadPlugin(byteArray,fullname,finish,()=>{onerror?.();removeRunDependency(dep)})){return}finish(byteArray)}addRunDependency(dep);if(typeof url=="string"){asyncLoad(url,processData,onerror)}else{processData(url)}};var FS_modeStringToFlags=str=>{var flagModes={r:0,"r+":2,w:512|64|1,"w+":512|64|2,a:1024|64|1,"a+":1024|64|2};var flags=flagModes[str];if(typeof flags=="undefined"){throw new Error(`Unknown file open mode: ${str}`)}return flags};var FS_getMode=(canRead,canWrite)=>{var mode=0;if(canRead)mode|=292|73;if(canWrite)mode|=146;return mode};var ERRNO_CODES={EPERM:63,ENOENT:44,ESRCH:71,EINTR:27,EIO:29,ENXIO:60,E2BIG:1,ENOEXEC:45,EBADF:8,ECHILD:12,EAGAIN:6,EWOULDBLOCK:6,ENOMEM:48,EACCES:2,EFAULT:21,ENOTBLK:105,EBUSY:10,EEXIST:20,EXDEV:75,ENODEV:43,ENOTDIR:54,EISDIR:31,EINVAL:28,ENFILE:41,EMFILE:33,ENOTTY:59,ETXTBSY:74,EFBIG:22,ENOSPC:51,ESPIPE:70,EROFS:69,EMLINK:34,EPIPE:64,EDOM:18,ERANGE:68,ENOMSG:49,EIDRM:24,ECHRNG:106,EL2NSYNC:156,EL3HLT:107,EL3RST:108,ELNRNG:109,EUNATCH:110,ENOCSI:111,EL2HLT:112,EDEADLK:16,ENOLCK:46,EBADE:113,EBADR:114,EXFULL:115,ENOANO:104,EBADRQC:103,EBADSLT:102,EDEADLOCK:16,EBFONT:101,ENOSTR:100,ENODATA:116,ETIME:117,ENOSR:118,ENONET:119,ENOPKG:120,EREMOTE:121,ENOLINK:47,EADV:122,ESRMNT:123,ECOMM:124,EPROTO:65,EMULTIHOP:36,EDOTDOT:125,EBADMSG:9,ENOTUNIQ:126,EBADFD:127,EREMCHG:128,ELIBACC:129,ELIBBAD:130,ELIBSCN:131,ELIBMAX:132,ELIBEXEC:133,ENOSYS:52,ENOTEMPTY:55,ENAMETOOLONG:37,ELOOP:32,EOPNOTSUPP:138,EPFNOSUPPORT:139,ECONNRESET:15,ENOBUFS:42,EAFNOSUPPORT:5,EPROTOTYPE:67,ENOTSOCK:57,ENOPROTOOPT:50,ESHUTDOWN:140,ECONNREFUSED:14,EADDRINUSE:3,ECONNABORTED:13,ENETUNREACH:40,ENETDOWN:38,ETIMEDOUT:73,EHOSTDOWN:142,EHOSTUNREACH:23,EINPROGRESS:26,EALREADY:7,EDESTADDRREQ:17,EMSGSIZE:35,EPROTONOSUPPORT:66,ESOCKTNOSUPPORT:137,EADDRNOTAVAIL:4,ENETRESET:39,EISCONN:30,ENOTCONN:53,ETOOMANYREFS:141,EUSERS:136,EDQUOT:19,ESTALE:72,ENOTSUP:138,ENOMEDIUM:148,EILSEQ:25,EOVERFLOW:61,ECANCELED:11,ENOTRECOVERABLE:56,EOWNERDEAD:62,ESTRPIPE:135};var PROXYFS={mount(mount){return PROXYFS.createNode(null,"/",mount.opts.fs.lstat(mount.opts.root).mode,0)},createNode(parent,name,mode,dev){if(!FS.isDir(mode)&&!FS.isFile(mode)&&!FS.isLink(mode)){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}var node=FS.createNode(parent,name,mode);node.node_ops=PROXYFS.node_ops;node.stream_ops=PROXYFS.stream_ops;return node},realPath(node){var parts=[];while(node.parent!==node){parts.push(node.name);node=node.parent}parts.push(node.mount.opts.root);parts.reverse();return PATH.join(...parts)},node_ops:{getattr(node){var path=PROXYFS.realPath(node);var stat;try{stat=node.mount.opts.fs.lstat(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return{dev:stat.dev,ino:stat.ino,mode:stat.mode,nlink:stat.nlink,uid:stat.uid,gid:stat.gid,rdev:stat.rdev,size:stat.size,atime:stat.atime,mtime:stat.mtime,ctime:stat.ctime,blksize:stat.blksize,blocks:stat.blocks}},setattr(node,attr){var path=PROXYFS.realPath(node);try{if(attr.mode!==undefined){node.mount.opts.fs.chmod(path,attr.mode);node.mode=attr.mode}if(attr.timestamp!==undefined){var date=new Date(attr.timestamp);node.mount.opts.fs.utime(path,date,date)}if(attr.size!==undefined){node.mount.opts.fs.truncate(path,attr.size)}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},lookup(parent,name){try{var path=PATH.join2(PROXYFS.realPath(parent),name);var mode=parent.mount.opts.fs.lstat(path).mode;var node=PROXYFS.createNode(parent,name,mode);return node}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},mknod(parent,name,mode,dev){var node=PROXYFS.createNode(parent,name,mode,dev);var path=PROXYFS.realPath(node);try{if(FS.isDir(node.mode)){node.mount.opts.fs.mkdir(path,node.mode)}else{node.mount.opts.fs.writeFile(path,"",{mode:node.mode})}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return node},rename(oldNode,newDir,newName){var oldPath=PROXYFS.realPath(oldNode);var newPath=PATH.join2(PROXYFS.realPath(newDir),newName);try{oldNode.mount.opts.fs.rename(oldPath,newPath);oldNode.name=newName}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},unlink(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.unlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},rmdir(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.rmdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readdir(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},symlink(parent,newName,oldPath){var newPath=PATH.join2(PROXYFS.realPath(parent),newName);try{parent.mount.opts.fs.symlink(oldPath,newPath)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readlink(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}}},stream_ops:{open(stream){var path=PROXYFS.realPath(stream.node);try{stream.nfd=stream.node.mount.opts.fs.open(path,stream.flags)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},close(stream){try{stream.node.mount.opts.fs.close(stream.nfd)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},read(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.read(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},write(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.write(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},llseek(stream,offset,whence){var position=offset;if(whence===1){position+=stream.position}else if(whence===2){if(FS.isFile(stream.node.mode)){try{var stat=stream.node.node_ops.getattr(stream.node);position+=stat.size}catch(e){throw new FS.ErrnoError(ERRNO_CODES[e.code])}}}if(position<0){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}return position}}};var FS={root:null,mounts:[],devices:{},streams:[],nextInode:1,nameTable:null,currentPath:"/",initialized:false,ignorePermissions:true,ErrnoError:class{constructor(errno){this.name="ErrnoError";this.errno=errno}},genericErrors:{},filesystems:null,syncFSRequests:0,FSStream:class{constructor(){this.shared={}}get object(){return this.node}set object(val){this.node=val}get isRead(){return(this.flags&2097155)!==1}get isWrite(){return(this.flags&2097155)!==0}get isAppend(){return this.flags&1024}get flags(){return this.shared.flags}set flags(val){this.shared.flags=val}get position(){return this.shared.position}set position(val){this.shared.position=val}},FSNode:class{constructor(parent,name,mode,rdev){if(!parent){parent=this}this.parent=parent;this.mount=parent.mount;this.mounted=null;this.id=FS.nextInode++;this.name=name;this.mode=mode;this.node_ops={};this.stream_ops={};this.rdev=rdev;this.readMode=292|73;this.writeMode=146}get read(){return(this.mode&this.readMode)===this.readMode}set read(val){val?this.mode|=this.readMode:this.mode&=~this.readMode}get write(){return(this.mode&this.writeMode)===this.writeMode}set write(val){val?this.mode|=this.writeMode:this.mode&=~this.writeMode}get isFolder(){return FS.isDir(this.mode)}get isDevice(){return FS.isChrdev(this.mode)}},lookupPath(path,opts={}){path=PATH_FS.resolve(path);if(!path)return{path:"",node:null};var defaults={follow_mount:true,recurse_count:0};opts=Object.assign(defaults,opts);if(opts.recurse_count>8){throw new FS.ErrnoError(32)}var parts=path.split("/").filter(p=>!!p);var current=FS.root;var current_path="/";for(var i=0;i40){throw new FS.ErrnoError(32)}}}}return{path:current_path,node:current}},getPath(node){var path;while(true){if(FS.isRoot(node)){var mount=node.mount.mountpoint;if(!path)return mount;return mount[mount.length-1]!=="/"?`${mount}/${path}`:mount+path}path=path?`${node.name}/${path}`:node.name;node=node.parent}},hashName(parentid,name){var hash=0;for(var i=0;i>>0)%FS.nameTable.length},hashAddNode(node){var hash=FS.hashName(node.parent.id,node.name);node.name_next=FS.nameTable[hash];FS.nameTable[hash]=node},hashRemoveNode(node){var hash=FS.hashName(node.parent.id,node.name);if(FS.nameTable[hash]===node){FS.nameTable[hash]=node.name_next}else{var current=FS.nameTable[hash];while(current){if(current.name_next===node){current.name_next=node.name_next;break}current=current.name_next}}},lookupNode(parent,name){var errCode=FS.mayLookup(parent);if(errCode){throw new FS.ErrnoError(errCode)}var hash=FS.hashName(parent.id,name);for(var node=FS.nameTable[hash];node;node=node.name_next){var nodeName=node.name;if(node.parent.id===parent.id&&nodeName===name){return node}}return FS.lookup(parent,name)},createNode(parent,name,mode,rdev){var node=new FS.FSNode(parent,name,mode,rdev);FS.hashAddNode(node);return node},destroyNode(node){FS.hashRemoveNode(node)},isRoot(node){return node===node.parent},isMountpoint(node){return!!node.mounted},isFile(mode){return(mode&61440)===32768},isDir(mode){return(mode&61440)===16384},isLink(mode){return(mode&61440)===40960},isChrdev(mode){return(mode&61440)===8192},isBlkdev(mode){return(mode&61440)===24576},isFIFO(mode){return(mode&61440)===4096},isSocket(mode){return(mode&49152)===49152},flagsToPermissionString(flag){var perms=["r","w","rw"][flag&3];if(flag&512){perms+="w"}return perms},nodePermissions(node,perms){if(FS.ignorePermissions){return 0}if(perms.includes("r")&&!(node.mode&292)){return 2}else if(perms.includes("w")&&!(node.mode&146)){return 2}else if(perms.includes("x")&&!(node.mode&73)){return 2}return 0},mayLookup(dir){if(!FS.isDir(dir.mode))return 54;var errCode=FS.nodePermissions(dir,"x");if(errCode)return errCode;if(!dir.node_ops.lookup)return 2;return 0},mayCreate(dir,name){try{var node=FS.lookupNode(dir,name);return 20}catch(e){}return FS.nodePermissions(dir,"wx")},mayDelete(dir,name,isdir){var node;try{node=FS.lookupNode(dir,name)}catch(e){return e.errno}var errCode=FS.nodePermissions(dir,"wx");if(errCode){return errCode}if(isdir){if(!FS.isDir(node.mode)){return 54}if(FS.isRoot(node)||FS.getPath(node)===FS.cwd()){return 10}}else{if(FS.isDir(node.mode)){return 31}}return 0},mayOpen(node,flags){if(!node){return 44}if(FS.isLink(node.mode)){return 32}else if(FS.isDir(node.mode)){if(FS.flagsToPermissionString(flags)!=="r"||flags&512){return 31}}return FS.nodePermissions(node,FS.flagsToPermissionString(flags))},MAX_OPEN_FDS:4096,nextfd(){for(var fd=0;fd<=FS.MAX_OPEN_FDS;fd++){if(!FS.streams[fd]){return fd}}throw new FS.ErrnoError(33)},getStreamChecked(fd){var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}return stream},getStream:fd=>FS.streams[fd],createStream(stream,fd=-1){stream=Object.assign(new FS.FSStream,stream);if(fd==-1){fd=FS.nextfd()}stream.fd=fd;FS.streams[fd]=stream;return stream},closeStream(fd){FS.streams[fd]=null},dupStream(origStream,fd=-1){var stream=FS.createStream(origStream,fd);stream.stream_ops?.dup?.(stream);return stream},chrdev_stream_ops:{open(stream){var device=FS.getDevice(stream.node.rdev);stream.stream_ops=device.stream_ops;stream.stream_ops.open?.(stream)},llseek(){throw new FS.ErrnoError(70)}},major:dev=>dev>>8,minor:dev=>dev&255,makedev:(ma,mi)=>ma<<8|mi,registerDevice(dev,ops){FS.devices[dev]={stream_ops:ops}},getDevice:dev=>FS.devices[dev],getMounts(mount){var mounts=[];var check=[mount];while(check.length){var m=check.pop();mounts.push(m);check.push(...m.mounts)}return mounts},syncfs(populate,callback){if(typeof populate=="function"){callback=populate;populate=false}FS.syncFSRequests++;if(FS.syncFSRequests>1){err(`warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work`)}var mounts=FS.getMounts(FS.root.mount);var completed=0;function doCallback(errCode){FS.syncFSRequests--;return callback(errCode)}function done(errCode){if(errCode){if(!done.errored){done.errored=true;return doCallback(errCode)}return}if(++completed>=mounts.length){doCallback(null)}}mounts.forEach(mount=>{if(!mount.type.syncfs){return done(null)}mount.type.syncfs(mount,populate,done)})},mount(type,opts,mountpoint){var root=mountpoint==="/";var pseudo=!mountpoint;var node;if(root&&FS.root){throw new FS.ErrnoError(10)}else if(!root&&!pseudo){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});mountpoint=lookup.path;node=lookup.node;if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}if(!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}}var mount={type:type,opts:opts,mountpoint:mountpoint,mounts:[]};var mountRoot=type.mount(mount);mountRoot.mount=mount;mount.root=mountRoot;if(root){FS.root=mountRoot}else if(node){node.mounted=mount;if(node.mount){node.mount.mounts.push(mount)}}return mountRoot},unmount(mountpoint){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});if(!FS.isMountpoint(lookup.node)){throw new FS.ErrnoError(28)}var node=lookup.node;var mount=node.mounted;var mounts=FS.getMounts(mount);Object.keys(FS.nameTable).forEach(hash=>{var current=FS.nameTable[hash];while(current){var next=current.name_next;if(mounts.includes(current.mount)){FS.destroyNode(current)}current=next}});node.mounted=null;var idx=node.mount.mounts.indexOf(mount);node.mount.mounts.splice(idx,1)},lookup(parent,name){return parent.node_ops.lookup(parent,name)},mknod(path,mode,dev){var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);if(!name||name==="."||name===".."){throw new FS.ErrnoError(28)}var errCode=FS.mayCreate(parent,name);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.mknod){throw new FS.ErrnoError(63)}return parent.node_ops.mknod(parent,name,mode,dev)},create(path,mode){mode=mode!==undefined?mode:438;mode&=4095;mode|=32768;return FS.mknod(path,mode,0)},mkdir(path,mode){mode=mode!==undefined?mode:511;mode&=511|512;mode|=16384;return FS.mknod(path,mode,0)},mkdirTree(path,mode){var dirs=path.split("/");var d="";for(var i=0;iFS.currentPath,chdir(path){var lookup=FS.lookupPath(path,{follow:true});if(lookup.node===null){throw new FS.ErrnoError(44)}if(!FS.isDir(lookup.node.mode)){throw new FS.ErrnoError(54)}var errCode=FS.nodePermissions(lookup.node,"x");if(errCode){throw new FS.ErrnoError(errCode)}FS.currentPath=lookup.path},createDefaultDirectories(){FS.mkdir("/tmp");FS.mkdir("/home");FS.mkdir("/home/web_user")},createDefaultDevices(){FS.mkdir("/dev");FS.registerDevice(FS.makedev(1,3),{read:()=>0,write:(stream,buffer,offset,length,pos)=>length});FS.mkdev("/dev/null",FS.makedev(1,3));TTY.register(FS.makedev(5,0),TTY.default_tty_ops);TTY.register(FS.makedev(6,0),TTY.default_tty1_ops);FS.mkdev("/dev/tty",FS.makedev(5,0));FS.mkdev("/dev/tty1",FS.makedev(6,0));var randomBuffer=new Uint8Array(1024),randomLeft=0;var randomByte=()=>{if(randomLeft===0){randomLeft=randomFill(randomBuffer).byteLength}return randomBuffer[--randomLeft]};FS.createDevice("/dev","random",randomByte);FS.createDevice("/dev","urandom",randomByte);FS.mkdir("/dev/shm");FS.mkdir("/dev/shm/tmp")},createSpecialDirectories(){FS.mkdir("/proc");var proc_self=FS.mkdir("/proc/self");FS.mkdir("/proc/self/fd");FS.mount({mount(){var node=FS.createNode(proc_self,"fd",16384|511,73);node.node_ops={lookup(parent,name){var fd=+name;var stream=FS.getStreamChecked(fd);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}};return node}},{},"/proc/self/fd")},createStandardStreams(){if(Module["stdin"]){FS.createDevice("/dev","stdin",Module["stdin"])}else{FS.symlink("/dev/tty","/dev/stdin")}if(Module["stdout"]){FS.createDevice("/dev","stdout",null,Module["stdout"])}else{FS.symlink("/dev/tty","/dev/stdout")}if(Module["stderr"]){FS.createDevice("/dev","stderr",null,Module["stderr"])}else{FS.symlink("/dev/tty1","/dev/stderr")}var stdin=FS.open("/dev/stdin",0);var stdout=FS.open("/dev/stdout",1);var stderr=FS.open("/dev/stderr",1)},staticInit(){[44].forEach(code=>{FS.genericErrors[code]=new FS.ErrnoError(code);FS.genericErrors[code].stack=""});FS.nameTable=new Array(4096);FS.mount(MEMFS,{},"/");FS.createDefaultDirectories();FS.createDefaultDevices();FS.createSpecialDirectories();FS.filesystems={MEMFS:MEMFS,PROXYFS:PROXYFS}},init(input,output,error){FS.init.initialized=true;Module["stdin"]=input||Module["stdin"];Module["stdout"]=output||Module["stdout"];Module["stderr"]=error||Module["stderr"];FS.createStandardStreams()},quit(){FS.init.initialized=false;_fflush(0);for(var i=0;ithis.length-1||idx<0){return undefined}var chunkOffset=idx%this.chunkSize;var chunkNum=idx/this.chunkSize|0;return this.getter(chunkNum)[chunkOffset]}setDataGetter(getter){this.getter=getter}cacheLength(){var xhr=new XMLHttpRequest;xhr.open("HEAD",url,false);xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);var datalength=Number(xhr.getResponseHeader("Content-length"));var header;var hasByteServing=(header=xhr.getResponseHeader("Accept-Ranges"))&&header==="bytes";var usesGzip=(header=xhr.getResponseHeader("Content-Encoding"))&&header==="gzip";var chunkSize=1024*1024;if(!hasByteServing)chunkSize=datalength;var doXHR=(from,to)=>{if(from>to)throw new Error("invalid range ("+from+", "+to+") or no bytes requested!");if(to>datalength-1)throw new Error("only "+datalength+" bytes available! programmer error!");var xhr=new XMLHttpRequest;xhr.open("GET",url,false);if(datalength!==chunkSize)xhr.setRequestHeader("Range","bytes="+from+"-"+to);xhr.responseType="arraybuffer";if(xhr.overrideMimeType){xhr.overrideMimeType("text/plain; charset=x-user-defined")}xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);if(xhr.response!==undefined){return new Uint8Array(xhr.response||[])}return intArrayFromString(xhr.responseText||"",true)};var lazyArray=this;lazyArray.setDataGetter(chunkNum=>{var start=chunkNum*chunkSize;var end=(chunkNum+1)*chunkSize-1;end=Math.min(end,datalength-1);if(typeof lazyArray.chunks[chunkNum]=="undefined"){lazyArray.chunks[chunkNum]=doXHR(start,end)}if(typeof lazyArray.chunks[chunkNum]=="undefined")throw new Error("doXHR failed!");return lazyArray.chunks[chunkNum]});if(usesGzip||!datalength){chunkSize=datalength=1;datalength=this.getter(0).length;chunkSize=datalength;out("LazyFiles on gzip forces download of the whole file when length is accessed")}this._length=datalength;this._chunkSize=chunkSize;this.lengthKnown=true}get length(){if(!this.lengthKnown){this.cacheLength()}return this._length}get chunkSize(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}}if(typeof XMLHttpRequest!="undefined"){if(!ENVIRONMENT_IS_WORKER)throw"Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc";var lazyArray=new LazyUint8Array;var properties={isDevice:false,contents:lazyArray}}else{var properties={isDevice:false,url:url}}var node=FS.createFile(parent,name,properties,canRead,canWrite);if(properties.contents){node.contents=properties.contents}else if(properties.url){node.contents=null;node.url=properties.url}Object.defineProperties(node,{usedBytes:{get:function(){return this.contents.length}}});var stream_ops={};var keys=Object.keys(node.stream_ops);keys.forEach(key=>{var fn=node.stream_ops[key];stream_ops[key]=(...args)=>{FS.forceLoadFile(node);return fn(...args)}});function writeChunks(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=contents.length)return 0;var size=Math.min(contents.length-position,length);if(contents.slice){for(var i=0;i{FS.forceLoadFile(node);return writeChunks(stream,buffer,offset,length,position)};stream_ops.mmap=(stream,length,position,prot,flags)=>{FS.forceLoadFile(node);var ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}writeChunks(stream,HEAP8,ptr,length,position);return{ptr:ptr,allocated:true}};node.stream_ops=stream_ops;return node}};Module["FS"]=FS;var SOCKFS={mount(mount){Module["websocket"]=Module["websocket"]&&"object"===typeof Module["websocket"]?Module["websocket"]:{};Module["websocket"]._callbacks={};Module["websocket"]["on"]=function(event,callback){if("function"===typeof callback){this._callbacks[event]=callback}return this};Module["websocket"].emit=function(event,param){if("function"===typeof this._callbacks[event]){this._callbacks[event].call(this,param)}};return FS.createNode(null,"/",16384|511,0)},createSocket(family,type,protocol){type&=~526336;var streaming=type==1;if(streaming&&protocol&&protocol!=6){throw new FS.ErrnoError(66)}var sock={family:family,type:type,protocol:protocol,server:null,error:null,peers:{},pending:[],recv_queue:[],sock_ops:SOCKFS.websocket_sock_ops};var name=SOCKFS.nextname();var node=FS.createNode(SOCKFS.root,name,49152,0);node.sock=sock;var stream=FS.createStream({path:name,node:node,flags:2,seekable:false,stream_ops:SOCKFS.stream_ops});sock.stream=stream;return sock},getSocket(fd){var stream=FS.getStream(fd);if(!stream||!FS.isSocket(stream.node.mode)){return null}return stream.node.sock},stream_ops:{poll(stream){var sock=stream.node.sock;return sock.sock_ops.poll(sock)},ioctl(stream,request,varargs){var sock=stream.node.sock;return sock.sock_ops.ioctl(sock,request,varargs)},read(stream,buffer,offset,length,position){var sock=stream.node.sock;var msg=sock.sock_ops.recvmsg(sock,length);if(!msg){return 0}buffer.set(msg.buffer,offset);return msg.buffer.length},write(stream,buffer,offset,length,position){var sock=stream.node.sock;return sock.sock_ops.sendmsg(sock,buffer,offset,length)},close(stream){var sock=stream.node.sock;sock.sock_ops.close(sock)}},nextname(){if(!SOCKFS.nextname.current){SOCKFS.nextname.current=0}return"socket["+SOCKFS.nextname.current+++"]"},websocket_sock_ops:{createPeer(sock,addr,port){var ws;if(typeof addr=="object"){ws=addr;addr=null;port=null}if(ws){if(ws._socket){addr=ws._socket.remoteAddress;port=ws._socket.remotePort}else{var result=/ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url);if(!result){throw new Error("WebSocket URL must be in the format ws(s)://address:port")}addr=result[1];port=parseInt(result[2],10)}}else{try{var runtimeConfig=Module["websocket"]&&"object"===typeof Module["websocket"];var url="ws:#".replace("#","//");if(runtimeConfig){if("function"===typeof Module["websocket"]["url"]) { -url = Module["websocket"]["url"](...arguments); -}else if ("string" === typeof Module["websocket"]["url"]){url=Module["websocket"]["url"]}}if(url==="ws://"||url==="wss://"){var parts=addr.split("/");url=url+parts[0]+":"+port+"/"+parts.slice(1).join("/")}var subProtocols="binary";if(runtimeConfig){if("string"===typeof Module["websocket"]["subprotocol"]){subProtocols=Module["websocket"]["subprotocol"]}}var opts=undefined;if(subProtocols!=="null"){subProtocols=subProtocols.replace(/^ +| +$/g,"").split(/ *, */);opts=subProtocols}if(runtimeConfig&&null===Module["websocket"]["subprotocol"]){subProtocols="null";opts=undefined}var WebSocketConstructor;{WebSocketConstructor=WebSocket}if (Module['websocket']['decorator']) {WebSocketConstructor = Module['websocket']['decorator'](WebSocketConstructor);}ws = new WebSocketConstructor(url,opts);ws.binaryType="arraybuffer"}catch(e){throw new FS.ErrnoError(23)}}var peer={addr:addr,port:port,socket:ws,dgram_send_queue:[]};SOCKFS.websocket_sock_ops.addPeer(sock,peer);SOCKFS.websocket_sock_ops.handlePeerEvents(sock,peer);if(sock.type===2&&typeof sock.sport!="undefined"){peer.dgram_send_queue.push(new Uint8Array([255,255,255,255,"p".charCodeAt(0),"o".charCodeAt(0),"r".charCodeAt(0),"t".charCodeAt(0),(sock.sport&65280)>>8,sock.sport&255]))}return peer},getPeer(sock,addr,port){return sock.peers[addr+":"+port]},addPeer(sock,peer){sock.peers[peer.addr+":"+peer.port]=peer},removePeer(sock,peer){delete sock.peers[peer.addr+":"+peer.port]},handlePeerEvents(sock,peer){var first=true;var handleOpen=function(){Module["websocket"].emit("open",sock.stream.fd);try{var queued=peer.dgram_send_queue.shift();while(queued){peer.socket.send(queued);queued=peer.dgram_send_queue.shift()}}catch(e){peer.socket.close()}};function handleMessage(data){if(typeof data=="string"){var encoder=new TextEncoder;data=encoder.encode(data)}else{assert(data.byteLength!==undefined);if(data.byteLength==0){return}data=new Uint8Array(data)}var wasfirst=first;first=false;if(wasfirst&&data.length===10&&data[0]===255&&data[1]===255&&data[2]===255&&data[3]===255&&data[4]==="p".charCodeAt(0)&&data[5]==="o".charCodeAt(0)&&data[6]==="r".charCodeAt(0)&&data[7]==="t".charCodeAt(0)){var newport=data[8]<<8|data[9];SOCKFS.websocket_sock_ops.removePeer(sock,peer);peer.port=newport;SOCKFS.websocket_sock_ops.addPeer(sock,peer);return}sock.recv_queue.push({addr:peer.addr,port:peer.port,data:data});Module["websocket"].emit("message",sock.stream.fd)}if(ENVIRONMENT_IS_NODE){peer.socket.on("open",handleOpen);peer.socket.on("message",function(data,isBinary){if(!isBinary){return}handleMessage(new Uint8Array(data).buffer)});peer.socket.on("close",function(){Module["websocket"].emit("close",sock.stream.fd)});peer.socket.on("error",function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])})}else{peer.socket.onopen=handleOpen;peer.socket.onclose=function(){Module["websocket"].emit("close",sock.stream.fd)};peer.socket.onmessage=function peer_socket_onmessage(event){handleMessage(event.data)};peer.socket.onerror=function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])}}},poll(sock){if(sock.type===1&&sock.server){return sock.pending.length?64|1:0}var mask=0;var dest=sock.type===1?SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport):null;if(sock.recv_queue.length||!dest||dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=64|1}if(!dest||dest&&dest.socket.readyState===dest.socket.OPEN){mask|=4}if(dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=16}return mask},ioctl(sock,request,arg){switch(request){case 21531:var bytes=0;if(sock.recv_queue.length){bytes=sock.recv_queue[0].data.length}HEAP32[arg>>2]=bytes;return 0;default:return 28}},close(sock){if(sock.server){try{sock.server.close()}catch(e){}sock.server=null}var peers=Object.keys(sock.peers);for(var i=0;i{var socket=SOCKFS.getSocket(fd);if(!socket)throw new FS.ErrnoError(8);return socket};var inetPton4=str=>{var b=str.split(".");for(var i=0;i<4;i++){var tmp=Number(b[i]);if(isNaN(tmp))return null;b[i]=tmp}return(b[0]|b[1]<<8|b[2]<<16|b[3]<<24)>>>0};var jstoi_q=str=>parseInt(str);var inetPton6=str=>{var words;var w,offset,z;var valid6regx=/^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i;var parts=[];if(!valid6regx.test(str)){return null}if(str==="::"){return[0,0,0,0,0,0,0,0]}if(str.startsWith("::")){str=str.replace("::","Z:")}else{str=str.replace("::",":Z:")}if(str.indexOf(".")>0){str=str.replace(new RegExp("[.]","g"),":");words=str.split(":");words[words.length-4]=jstoi_q(words[words.length-4])+jstoi_q(words[words.length-3])*256;words[words.length-3]=jstoi_q(words[words.length-2])+jstoi_q(words[words.length-1])*256;words=words.slice(0,words.length-2)}else{words=str.split(":")}offset=0;z=0;for(w=0;w{switch(family){case 2:addr=inetPton4(addr);zeroMemory(sa,16);if(addrlen){HEAP32[addrlen>>2]=16}HEAP16[sa>>1]=family;HEAP32[sa+4>>2]=addr;HEAP16[sa+2>>1]=_htons(port);break;case 10:addr=inetPton6(addr);zeroMemory(sa,28);if(addrlen){HEAP32[addrlen>>2]=28}HEAP32[sa>>2]=family;HEAP32[sa+8>>2]=addr[0];HEAP32[sa+12>>2]=addr[1];HEAP32[sa+16>>2]=addr[2];HEAP32[sa+20>>2]=addr[3];HEAP16[sa+2>>1]=_htons(port);break;default:return 5}return 0};var DNS={address_map:{id:1,addrs:{},names:{}},lookup_name(name){var res=inetPton4(name);if(res!==null){return name}res=inetPton6(name);if(res!==null){return name}var addr;if(DNS.address_map.addrs[name]){addr=DNS.address_map.addrs[name]}else{var id=DNS.address_map.id++;assert(id<65535,"exceeded max address mappings of 65535");addr="172.29."+(id&255)+"."+(id&65280);DNS.address_map.names[addr]=name;DNS.address_map.addrs[name]=addr}return addr},lookup_addr(addr){if(DNS.address_map.names[addr]){return DNS.address_map.names[addr]}return null}};function ___syscall_accept4(fd,addr,addrlen,flags,d1,d2){try{var sock=getSocketFromFD(fd);var newsock=sock.sock_ops.accept(sock);if(addr){var errno=writeSockaddr(addr,newsock.family,DNS.lookup_name(newsock.daddr),newsock.dport,addrlen)}return newsock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var inetNtop4=addr=>(addr&255)+"."+(addr>>8&255)+"."+(addr>>16&255)+"."+(addr>>24&255);var inetNtop6=ints=>{var str="";var word=0;var longest=0;var lastzero=0;var zstart=0;var len=0;var i=0;var parts=[ints[0]&65535,ints[0]>>16,ints[1]&65535,ints[1]>>16,ints[2]&65535,ints[2]>>16,ints[3]&65535,ints[3]>>16];var hasipv4=true;var v4part="";for(i=0;i<5;i++){if(parts[i]!==0){hasipv4=false;break}}if(hasipv4){v4part=inetNtop4(parts[6]|parts[7]<<16);if(parts[5]===-1){str="::ffff:";str+=v4part;return str}if(parts[5]===0){str="::";if(v4part==="0.0.0.0")v4part="";if(v4part==="0.0.0.1")v4part="1";str+=v4part;return str}}for(word=0;word<8;word++){if(parts[word]===0){if(word-lastzero>1){len=0}lastzero=word;len++}if(len>longest){longest=len;zstart=word-longest+1}}for(word=0;word<8;word++){if(longest>1){if(parts[word]===0&&word>=zstart&&word{var family=HEAP16[sa>>1];var port=_ntohs(HEAPU16[sa+2>>1]);var addr;switch(family){case 2:if(salen!==16){return{errno:28}}addr=HEAP32[sa+4>>2];addr=inetNtop4(addr);break;case 10:if(salen!==28){return{errno:28}}addr=[HEAP32[sa+8>>2],HEAP32[sa+12>>2],HEAP32[sa+16>>2],HEAP32[sa+20>>2]];addr=inetNtop6(addr);break;default:return{errno:5}}return{family:family,addr:addr,port:port}};var getSocketAddress=(addrp,addrlen,allowNull)=>{if(allowNull&&addrp===0)return null;var info=readSockaddr(addrp,addrlen);if(info.errno)throw new FS.ErrnoError(info.errno);info.addr=DNS.lookup_addr(info.addr)||info.addr;return info};function ___syscall_bind(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.bind(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var SYSCALLS={DEFAULT_POLLMASK:5,calculateAt(dirfd,path,allowEmpty){if(PATH.isAbs(path)){return path}var dir;if(dirfd===-100){dir=FS.cwd()}else{var dirstream=SYSCALLS.getStreamFromFD(dirfd);dir=dirstream.path}if(path.length==0){if(!allowEmpty){throw new FS.ErrnoError(44)}return dir}return PATH.join2(dir,path)},doStat(func,path,buf){var stat=func(path);HEAP32[buf>>2]=stat.dev;HEAP32[buf+4>>2]=stat.mode;HEAPU32[buf+8>>2]=stat.nlink;HEAP32[buf+12>>2]=stat.uid;HEAP32[buf+16>>2]=stat.gid;HEAP32[buf+20>>2]=stat.rdev;tempI64=[stat.size>>>0,(tempDouble=stat.size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+24>>2]=tempI64[0],HEAP32[buf+28>>2]=tempI64[1];HEAP32[buf+32>>2]=4096;HEAP32[buf+36>>2]=stat.blocks;var atime=stat.atime.getTime();var mtime=stat.mtime.getTime();var ctime=stat.ctime.getTime();tempI64=[Math.floor(atime/1e3)>>>0,(tempDouble=Math.floor(atime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+40>>2]=tempI64[0],HEAP32[buf+44>>2]=tempI64[1];HEAPU32[buf+48>>2]=atime%1e3*1e3;tempI64=[Math.floor(mtime/1e3)>>>0,(tempDouble=Math.floor(mtime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+56>>2]=tempI64[0],HEAP32[buf+60>>2]=tempI64[1];HEAPU32[buf+64>>2]=mtime%1e3*1e3;tempI64=[Math.floor(ctime/1e3)>>>0,(tempDouble=Math.floor(ctime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+72>>2]=tempI64[0],HEAP32[buf+76>>2]=tempI64[1];HEAPU32[buf+80>>2]=ctime%1e3*1e3;tempI64=[stat.ino>>>0,(tempDouble=stat.ino,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+88>>2]=tempI64[0],HEAP32[buf+92>>2]=tempI64[1];return 0},doMsync(addr,stream,len,flags,offset){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}if(flags&2){return 0}var buffer=HEAPU8.slice(addr,addr+len);FS.msync(stream,buffer,offset,len,flags)},getStreamFromFD(fd){var stream=FS.getStreamChecked(fd);return stream},varargs:undefined,getStr(ptr){var ret=UTF8ToString(ptr);return ret}};function ___syscall_chdir(path){try{path=SYSCALLS.getStr(path);FS.chdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_chmod(path,mode){try{path=SYSCALLS.getStr(path);FS.chmod(path,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_connect(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.connect(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup(fd){try{var old=SYSCALLS.getStreamFromFD(fd);return FS.dupStream(old).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup3(fd,newfd,flags){try{var old=SYSCALLS.getStreamFromFD(fd);if(old.fd===newfd)return-28;var existing=FS.getStream(newfd);if(existing)FS.close(existing);return FS.dupStream(old,newfd).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_faccessat(dirfd,path,amode,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(amode&~7){return-28}var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;if(!node){return-44}var perms="";if(amode&4)perms+="r";if(amode&2)perms+="w";if(amode&1)perms+="x";if(perms&&FS.nodePermissions(node,perms)){return-2}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchmod(fd,mode){try{FS.fchmod(fd,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchown32(fd,owner,group){try{FS.fchown(fd,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchownat(dirfd,path,owner,group,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;flags=flags&~256;path=SYSCALLS.calculateAt(dirfd,path);(nofollow?FS.lchown:FS.chown)(path,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function syscallGetVarargI(){var ret=HEAP32[+SYSCALLS.varargs>>2];SYSCALLS.varargs+=4;return ret}var syscallGetVarargP=syscallGetVarargI;function ___syscall_fcntl64(fd,cmd,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(cmd){case 0:{var arg=syscallGetVarargI();if(arg<0){return-28}while(FS.streams[arg]){arg++}var newStream;newStream=FS.dupStream(stream,arg);return newStream.fd}case 1:case 2:return 0;case 3:return stream.flags;case 4:{var arg=syscallGetVarargI();stream.flags|=arg;return 0}case 12:{var arg=syscallGetVarargP();var offset=0;HEAP16[arg+offset>>1]=2;return 0}case 13:case 14:return 0}return-28}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fstat64(fd,buf){try{var stream=SYSCALLS.getStreamFromFD(fd);return SYSCALLS.doStat(FS.stat,stream.path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var convertI32PairToI53Checked=(lo,hi)=>hi+2097152>>>0<4194305-!!lo?(lo>>>0)+hi*4294967296:NaN;function ___syscall_ftruncate64(fd,length_low,length_high){var length=convertI32PairToI53Checked(length_low,length_high);try{if(isNaN(length))return 61;FS.ftruncate(fd,length);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var stringToUTF8=(str,outPtr,maxBytesToWrite)=>stringToUTF8Array(str,HEAPU8,outPtr,maxBytesToWrite);Module["stringToUTF8"]=stringToUTF8;function ___syscall_getcwd(buf,size){try{if(size===0)return-28;var cwd=FS.cwd();var cwdLengthInBytes=lengthBytesUTF8(cwd)+1;if(size>>0,(tempDouble=id,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos>>2]=tempI64[0],HEAP32[dirp+pos+4>>2]=tempI64[1];tempI64=[(idx+1)*struct_size>>>0,(tempDouble=(idx+1)*struct_size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos+8>>2]=tempI64[0],HEAP32[dirp+pos+12>>2]=tempI64[1];HEAP16[dirp+pos+16>>1]=280;HEAP8[dirp+pos+18]=type;stringToUTF8(name,dirp+pos+19,256);pos+=struct_size;idx+=1}FS.llseek(stream,idx*struct_size,0);return pos}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getpeername(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);if(!sock.daddr){return-53}var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.daddr),sock.dport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockname(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.saddr||"0.0.0.0"),sock.sport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockopt(fd,level,optname,optval,optlen,d1){try{var sock=getSocketFromFD(fd);if(level===1){if(optname===4){HEAP32[optval>>2]=sock.error;HEAP32[optlen>>2]=4;sock.error=null;return 0}}return-50}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_ioctl(fd,op,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(op){case 21509:{if(!stream.tty)return-59;return 0}case 21505:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcgets){var termios=stream.tty.ops.ioctl_tcgets(stream);var argp=syscallGetVarargP();HEAP32[argp>>2]=termios.c_iflag||0;HEAP32[argp+4>>2]=termios.c_oflag||0;HEAP32[argp+8>>2]=termios.c_cflag||0;HEAP32[argp+12>>2]=termios.c_lflag||0;for(var i=0;i<32;i++){HEAP8[argp+i+17]=termios.c_cc[i]||0}return 0}return 0}case 21510:case 21511:case 21512:{if(!stream.tty)return-59;return 0}case 21506:case 21507:case 21508:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcsets){var argp=syscallGetVarargP();var c_iflag=HEAP32[argp>>2];var c_oflag=HEAP32[argp+4>>2];var c_cflag=HEAP32[argp+8>>2];var c_lflag=HEAP32[argp+12>>2];var c_cc=[];for(var i=0;i<32;i++){c_cc.push(HEAP8[argp+i+17])}return stream.tty.ops.ioctl_tcsets(stream.tty,op,{c_iflag:c_iflag,c_oflag:c_oflag,c_cflag:c_cflag,c_lflag:c_lflag,c_cc:c_cc})}return 0}case 21519:{if(!stream.tty)return-59;var argp=syscallGetVarargP();HEAP32[argp>>2]=0;return 0}case 21520:{if(!stream.tty)return-59;return-28}case 21531:{var argp=syscallGetVarargP();return FS.ioctl(stream,op,argp)}case 21523:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tiocgwinsz){var winsize=stream.tty.ops.ioctl_tiocgwinsz(stream.tty);var argp=syscallGetVarargP();HEAP16[argp>>1]=winsize[0];HEAP16[argp+2>>1]=winsize[1]}return 0}case 21524:{if(!stream.tty)return-59;return 0}case 21515:{if(!stream.tty)return-59;return 0}default:return-28}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_listen(fd,backlog){try{var sock=getSocketFromFD(fd);sock.sock_ops.listen(sock,backlog);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_lstat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.lstat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_mkdirat(dirfd,path,mode){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);path=PATH.normalize(path);if(path[path.length-1]==="/")path=path.substr(0,path.length-1);FS.mkdir(path,mode,0);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_newfstatat(dirfd,path,buf,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;var allowEmpty=flags&4096;flags=flags&~6400;path=SYSCALLS.calculateAt(dirfd,path,allowEmpty);return SYSCALLS.doStat(nofollow?FS.lstat:FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_openat(dirfd,path,flags,varargs){SYSCALLS.varargs=varargs;try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);var mode=varargs?syscallGetVarargI():0;return FS.open(path,flags,mode).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var PIPEFS={BUCKET_BUFFER_SIZE:8192,mount(mount){return FS.createNode(null,"/",16384|511,0)},createPipe(){var pipe={buckets:[],refcnt:2};pipe.buckets.push({buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:0,roffset:0});var rName=PIPEFS.nextname();var wName=PIPEFS.nextname();var rNode=FS.createNode(PIPEFS.root,rName,4096,0);var wNode=FS.createNode(PIPEFS.root,wName,4096,0);rNode.pipe=pipe;wNode.pipe=pipe;var readableStream=FS.createStream({path:rName,node:rNode,flags:0,seekable:false,stream_ops:PIPEFS.stream_ops});rNode.stream=readableStream;var writableStream=FS.createStream({path:wName,node:wNode,flags:1,seekable:false,stream_ops:PIPEFS.stream_ops});wNode.stream=writableStream;return{readable_fd:readableStream.fd,writable_fd:writableStream.fd}},stream_ops:{poll(stream){var pipe=stream.node.pipe;if((stream.flags&2097155)===1){return 256|4}if(pipe.buckets.length>0){for(var i=0;i0){return 64|1}}}return 0},ioctl(stream,request,varargs){return 28},fsync(stream){return 28},read(stream,buffer,offset,length,position){var pipe=stream.node.pipe;var currentLength=0;for(var i=0;i=dataLen){currBucket.buffer.set(data,currBucket.offset);currBucket.offset+=dataLen;return dataLen}else if(freeBytesInCurrBuffer>0){currBucket.buffer.set(data.subarray(0,freeBytesInCurrBuffer),currBucket.offset);currBucket.offset+=freeBytesInCurrBuffer;data=data.subarray(freeBytesInCurrBuffer,data.byteLength)}var numBuckets=data.byteLength/PIPEFS.BUCKET_BUFFER_SIZE|0;var remElements=data.byteLength%PIPEFS.BUCKET_BUFFER_SIZE;for(var i=0;i0){var newBucket={buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:data.byteLength,roffset:0};pipe.buckets.push(newBucket);newBucket.buffer.set(data)}return dataLen},close(stream){var pipe=stream.node.pipe;pipe.refcnt--;if(pipe.refcnt===0){pipe.buckets=null}}},nextname(){if(!PIPEFS.nextname.current){PIPEFS.nextname.current=0}return"pipe["+PIPEFS.nextname.current+++"]"}};function ___syscall_pipe(fdPtr){try{if(fdPtr==0){throw new FS.ErrnoError(21)}var res=PIPEFS.createPipe();HEAP32[fdPtr>>2]=res.readable_fd;HEAP32[fdPtr+4>>2]=res.writable_fd;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_poll(fds,nfds,timeout){try{var nonzero=0;for(var i=0;i>2];var events=HEAP16[pollfd+4>>1];var mask=32;var stream=FS.getStream(fd);if(stream){mask=SYSCALLS.DEFAULT_POLLMASK;if (stream.stream_ops?.poll){mask=stream.stream_ops.poll(stream,-1)}}mask&=events|8|16;if(mask)nonzero++;HEAP16[pollfd+6>>1]=mask}return nonzero}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_readlinkat(dirfd,path,buf,bufsize){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(bufsize<=0)return-28;var ret=FS.readlink(path);var len=Math.min(bufsize,lengthBytesUTF8(ret));var endChar=HEAP8[buf+len];stringToUTF8(ret,buf,bufsize+1);HEAP8[buf+len]=endChar;return len}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_recvfrom(fd,buf,len,flags,addr,addrlen){try{var sock=getSocketFromFD(fd);var msg=sock.sock_ops.recvmsg(sock, len, typeof flags !== "undefined" ? flags : 0);if(!msg)return 0;if(addr){var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(msg.addr),msg.port,addrlen)}HEAPU8.set(msg.buffer,buf);return msg.buffer.byteLength}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_renameat(olddirfd,oldpath,newdirfd,newpath){try{oldpath=SYSCALLS.getStr(oldpath);newpath=SYSCALLS.getStr(newpath);oldpath=SYSCALLS.calculateAt(olddirfd,oldpath);newpath=SYSCALLS.calculateAt(newdirfd,newpath);FS.rename(oldpath,newpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_rmdir(path){try{path=SYSCALLS.getStr(path);FS.rmdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_sendto(fd,message,length,flags,addr,addr_len){try{var sock=getSocketFromFD(fd);var dest=getSocketAddress(addr,addr_len,true);if(!dest){return FS.write(sock.stream,HEAP8,message,length)}return sock.sock_ops.sendmsg(sock,HEAP8,message,length,dest.addr,dest.port)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_socket(domain,type,protocol){try{var sock=SOCKFS.createSocket(domain,type,protocol);return sock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_stat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_statfs64(path,size,buf){try{path=SYSCALLS.getStr(path);HEAP32[buf+4>>2]=4096;HEAP32[buf+40>>2]=4096;HEAP32[buf+8>>2]=1e6;HEAP32[buf+12>>2]=5e5;HEAP32[buf+16>>2]=5e5;HEAP32[buf+20>>2]=FS.nextInode;HEAP32[buf+24>>2]=1e6;HEAP32[buf+28>>2]=42;HEAP32[buf+44>>2]=2;HEAP32[buf+36>>2]=255;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_symlink(target,linkpath){try{target=SYSCALLS.getStr(target);linkpath=SYSCALLS.getStr(linkpath);FS.symlink(target,linkpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_unlinkat(dirfd,path,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(flags===0){FS.unlink(path)}else if(flags===512){FS.rmdir(path)}else{abort("Invalid flags passed to unlinkat")}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var readI53FromI64=ptr=>HEAPU32[ptr>>2]+HEAP32[ptr+4>>2]*4294967296;function ___syscall_utimensat(dirfd,path,times,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path,true);if(!times){var atime=Date.now();var mtime=atime}else{var seconds=readI53FromI64(times);var nanoseconds=HEAP32[times+8>>2];atime=seconds*1e3+nanoseconds/(1e3*1e3);times+=16;seconds=readI53FromI64(times);nanoseconds=HEAP32[times+8>>2];mtime=seconds*1e3+nanoseconds/(1e3*1e3)}FS.utime(path,atime,mtime);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var __abort_js=()=>{abort("")};var nowIsMonotonic=1;var __emscripten_get_now_is_monotonic=()=>nowIsMonotonic;var __emscripten_lookup_name=name=>{var nameString=UTF8ToString(name);return inetPton4(DNS.lookup_name(nameString))};var __emscripten_memcpy_js=(dest,src,num)=>HEAPU8.copyWithin(dest,src,src+num);var __emscripten_runtime_keepalive_clear=()=>{noExitRuntime=false;runtimeKeepaliveCounter=0};function __gmtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getUTCSeconds();HEAP32[tmPtr+4>>2]=date.getUTCMinutes();HEAP32[tmPtr+8>>2]=date.getUTCHours();HEAP32[tmPtr+12>>2]=date.getUTCDate();HEAP32[tmPtr+16>>2]=date.getUTCMonth();HEAP32[tmPtr+20>>2]=date.getUTCFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getUTCDay();var start=Date.UTC(date.getUTCFullYear(),0,1,0,0,0,0);var yday=(date.getTime()-start)/(1e3*60*60*24)|0;HEAP32[tmPtr+28>>2]=yday}var isLeapYear=year=>year%4===0&&(year%100!==0||year%400===0);var MONTH_DAYS_LEAP_CUMULATIVE=[0,31,60,91,121,152,182,213,244,274,305,335];var MONTH_DAYS_REGULAR_CUMULATIVE=[0,31,59,90,120,151,181,212,243,273,304,334];var ydayFromDate=date=>{var leap=isLeapYear(date.getFullYear());var monthDaysCumulative=leap?MONTH_DAYS_LEAP_CUMULATIVE:MONTH_DAYS_REGULAR_CUMULATIVE;var yday=monthDaysCumulative[date.getMonth()]+date.getDate()-1;return yday};function __localtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr+36>>2]=-(date.getTimezoneOffset()*60);var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dst=(summerOffset!=winterOffset&&date.getTimezoneOffset()==Math.min(winterOffset,summerOffset))|0;HEAP32[tmPtr+32>>2]=dst}var setTempRet0=val=>__emscripten_tempret_set(val);var __mktime_js=function(tmPtr){var ret=(()=>{var date=new Date(HEAP32[tmPtr+20>>2]+1900,HEAP32[tmPtr+16>>2],HEAP32[tmPtr+12>>2],HEAP32[tmPtr+8>>2],HEAP32[tmPtr+4>>2],HEAP32[tmPtr>>2],0);var dst=HEAP32[tmPtr+32>>2];var guessedOffset=date.getTimezoneOffset();var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dstOffset=Math.min(winterOffset,summerOffset);if(dst<0){HEAP32[tmPtr+32>>2]=Number(summerOffset!=winterOffset&&dstOffset==guessedOffset)}else if(dst>0!=(dstOffset==guessedOffset)){var nonDstOffset=Math.max(winterOffset,summerOffset);var trueOffset=dst>0?dstOffset:nonDstOffset;date.setTime(date.getTime()+(trueOffset-guessedOffset)*6e4)}HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getYear();var timeMs=date.getTime();if(isNaN(timeMs)){return-1}return timeMs/1e3})();return setTempRet0((tempDouble=ret,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)),ret>>>0};function __mmap_js(len,prot,flags,fd,offset_low,offset_high,allocated,addr){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);var res=FS.mmap(stream,len,offset,prot,flags);var ptr=res.ptr;HEAP32[allocated>>2]=res.allocated;HEAPU32[addr>>2]=ptr;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function __munmap_js(addr,len,prot,flags,fd,offset_low,offset_high){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{var stream=SYSCALLS.getStreamFromFD(fd);if(prot&2){SYSCALLS.doMsync(addr,stream,len,flags,offset)}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var timers={};var handleException=e=>{if(e instanceof ExitStatus||e=="unwind"){return EXITSTATUS}quit_(1,e)};var runtimeKeepaliveCounter=0;var keepRuntimeAlive=()=>noExitRuntime||runtimeKeepaliveCounter>0;var _proc_exit=code=>{EXITSTATUS=code;if(!keepRuntimeAlive()){Module["onExit"]?.(code);ABORT=true}quit_(code,new ExitStatus(code))};var exitJS=(status,implicit)=>{EXITSTATUS=status;if(!keepRuntimeAlive()){exitRuntime()}_proc_exit(status)};var _exit=exitJS;Module["_exit"]=_exit;var maybeExit=()=>{if(runtimeExited){return}if(!keepRuntimeAlive()){try{_exit(EXITSTATUS)}catch(e){handleException(e)}}};var callUserCallback=func=>{if(runtimeExited||ABORT){return}try{func();maybeExit()}catch(e){handleException(e)}};var _emscripten_get_now;_emscripten_get_now=()=>performance.now();var __setitimer_js=(which,timeout_ms)=>{if(timers[which]){clearTimeout(timers[which].id);delete timers[which]}if(!timeout_ms)return 0;var id=setTimeout(()=>{delete timers[which];callUserCallback(()=>__emscripten_timeout(which,_emscripten_get_now()))},timeout_ms);timers[which]={id:id,timeout_ms:timeout_ms};return 0};var __tzset_js=(timezone,daylight,std_name,dst_name)=>{var currentYear=(new Date).getFullYear();var winter=new Date(currentYear,0,1);var summer=new Date(currentYear,6,1);var winterOffset=winter.getTimezoneOffset();var summerOffset=summer.getTimezoneOffset();var stdTimezoneOffset=Math.max(winterOffset,summerOffset);HEAPU32[timezone>>2]=stdTimezoneOffset*60;HEAP32[daylight>>2]=Number(winterOffset!=summerOffset);var extractZone=date=>date.toLocaleTimeString(undefined,{hour12:false,timeZoneName:"short"}).split(" ")[1];var winterName=extractZone(winter);var summerName=extractZone(summer);if(summerOffsetDate.now();var getHeapMax=()=>2147483648;var _emscripten_get_heap_max=()=>getHeapMax();var growMemory=size=>{var b=wasmMemory.buffer;var pages=(size-b.byteLength+65535)/65536;try{wasmMemory.grow(pages);updateMemoryViews();return 1}catch(e){}};var _emscripten_resize_heap=requestedSize=>{var oldSize=HEAPU8.length;requestedSize>>>=0;var maxHeapSize=getHeapMax();if(requestedSize>maxHeapSize){return false}var alignUp=(x,multiple)=>x+(multiple-x%multiple)%multiple;for(var cutDown=1;cutDown<=4;cutDown*=2){var overGrownHeapSize=oldSize*(1+.2/cutDown);overGrownHeapSize=Math.min(overGrownHeapSize,requestedSize+100663296);var newSize=Math.min(maxHeapSize,alignUp(Math.max(requestedSize,overGrownHeapSize),65536));var replacement=growMemory(newSize);if(replacement){return true}}return false};var runtimeKeepalivePush=()=>{runtimeKeepaliveCounter+=1};var runtimeKeepalivePop=()=>{runtimeKeepaliveCounter-=1};var safeSetTimeout=(func,timeout)=>{runtimeKeepalivePush();return setTimeout(()=>{runtimeKeepalivePop();callUserCallback(func)},timeout)};var _emscripten_sleep=ms=>Asyncify.handleSleep(wakeUp=>safeSetTimeout(wakeUp,ms));Module["_emscripten_sleep"]=_emscripten_sleep;_emscripten_sleep.isAsync=true;var ENV = PHPLoader.ENV || {};var getExecutableName=()=>thisProgram||"./this.program";var getEnvStrings=()=>{if(!getEnvStrings.strings){var lang=(typeof navigator=="object"&&navigator.languages&&navigator.languages[0]||"C").replace("-","_")+".UTF-8";var env={USER:"web_user",LOGNAME:"web_user",PATH:"/",PWD:"/",HOME:"/home/web_user",LANG:lang,_:getExecutableName()};for(var x in ENV){if(ENV[x]===undefined)delete env[x];else env[x]=ENV[x]}var strings=[];for(var x in env){strings.push(`${x}=${env[x]}`)}getEnvStrings.strings=strings}return getEnvStrings.strings};var stringToAscii=(str,buffer)=>{for(var i=0;i{var bufSize=0;getEnvStrings().forEach((string,i)=>{var ptr=environ_buf+bufSize;HEAPU32[__environ+i*4>>2]=ptr;stringToAscii(string,ptr);bufSize+=string.length+1});return 0};var _environ_sizes_get=(penviron_count,penviron_buf_size)=>{var strings=getEnvStrings();HEAPU32[penviron_count>>2]=strings.length;var bufSize=0;strings.forEach(string=>bufSize+=string.length+1);HEAPU32[penviron_buf_size>>2]=bufSize;return 0};function _fd_close(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);FS.close(stream);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_fdstat_get(fd,pbuf){try{var rightsBase=0;var rightsInheriting=0;var flags=0;{var stream=SYSCALLS.getStreamFromFD(fd);var type=stream.tty?2:FS.isDir(stream.mode)?3:FS.isLink(stream.mode)?7:4}HEAP8[pbuf]=type;HEAP16[pbuf+2>>1]=flags;tempI64=[rightsBase>>>0,(tempDouble=rightsBase,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+8>>2]=tempI64[0],HEAP32[pbuf+12>>2]=tempI64[1];tempI64=[rightsInheriting>>>0,(tempDouble=rightsInheriting,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+16>>2]=tempI64[0],HEAP32[pbuf+20>>2]=tempI64[1];return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var doReadv=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.read(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(curr>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_seek(fd,offset_low,offset_high,whence,newOffset){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);FS.llseek(stream,offset,whence);tempI64=[stream.position>>>0,(tempDouble=stream.position,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[newOffset>>2]=tempI64[0],HEAP32[newOffset+4>>2]=tempI64[1];if(stream.getdents&&offset===0&&whence===0)stream.getdents=null;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var _fd_sync=function(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);return Asyncify.handleSleep(wakeUp=>{var mount=stream.node.mount;if(!mount.type.syncfs){wakeUp(0);return}mount.type.syncfs(mount,false,err=>{if(err){wakeUp(29);return}wakeUp(0)})})}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}};_fd_sync.isAsync=true;var doWritev=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.write(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(typeof offset!="undefined"){offset+=curr}}return ret};function _fd_write(fd,iov,iovcnt,pnum){try{var stream=SYSCALLS.getStreamFromFD(fd);var num=doWritev(stream,iov,iovcnt);HEAPU32[pnum>>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var _getaddrinfo=(node,service,hint,out)=>{var addr=0;var port=0;var flags=0;var family=0;var type=0;var proto=0;var ai;function allocaddrinfo(family,type,proto,canon,addr,port){var sa,salen,ai;var errno;salen=family===10?28:16;addr=family===10?inetNtop6(addr):inetNtop4(addr);sa=_malloc(salen);errno=writeSockaddr(sa,family,addr,port);assert(!errno);ai=_malloc(32);HEAP32[ai+4>>2]=family;HEAP32[ai+8>>2]=type;HEAP32[ai+12>>2]=proto;HEAPU32[ai+24>>2]=canon;HEAPU32[ai+20>>2]=sa;if(family===10){HEAP32[ai+16>>2]=28}else{HEAP32[ai+16>>2]=16}HEAP32[ai+28>>2]=0;return ai}if(hint){flags=HEAP32[hint>>2];family=HEAP32[hint+4>>2];type=HEAP32[hint+8>>2];proto=HEAP32[hint+12>>2]}if(type&&!proto){proto=type===2?17:6}if(!type&&proto){type=proto===17?2:1}if(proto===0){proto=6}if(type===0){type=1}if(!node&&!service){return-2}if(flags&~(1|2|4|1024|8|16|32)){return-1}if(hint!==0&&HEAP32[hint>>2]&2&&!node){return-1}if(flags&32){return-2}if(type!==0&&type!==1&&type!==2){return-7}if(family!==0&&family!==2&&family!==10){return-6}if(service){service=UTF8ToString(service);port=parseInt(service,10);if(isNaN(port)){if(flags&1024){return-2}return-8}}if(!node){if(family===0){family=2}if((flags&1)===0){if(family===2){addr=_htonl(2130706433)}else{addr=[0,0,0,1]}}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0}node=UTF8ToString(node);addr=inetPton4(node);if(addr!==null){if(family===0||family===2){family=2}else if(family===10&&flags&8){addr=[0,0,_htonl(65535),addr];family=10}else{return-2}}else{addr=inetPton6(node);if(addr!==null){if(family===0||family===10){family=10}else{return-2}}}if(addr!=null){ai=allocaddrinfo(family,type,proto,node,addr,port);HEAPU32[out>>2]=ai;return 0}if(flags&4){return-2}node=DNS.lookup_name(node);addr=inetPton4(node);if(family===0){family=2}else if(family===10){addr=[0,0,_htonl(65535),addr]}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0};var _getnameinfo=(sa,salen,node,nodelen,serv,servlen,flags)=>{var info=readSockaddr(sa,salen);if(info.errno){return-6}var port=info.port;var addr=info.addr;var overflowed=false;if(node&&nodelen){var lookup;if(flags&1||!(lookup=DNS.lookup_addr(addr))){if(flags&8){return-2}}else{addr=lookup}var numBytesWrittenExclNull=stringToUTF8(addr,node,nodelen);if(numBytesWrittenExclNull+1>=nodelen){overflowed=true}}if(serv&&servlen){port=""+port;var numBytesWrittenExclNull=stringToUTF8(port,serv,servlen);if(numBytesWrittenExclNull+1>=servlen){overflowed=true}}if(overflowed){return-12}return 0};var Protocols={list:[],map:{}};var _setprotoent=stayopen=>{function allocprotoent(name,proto,aliases){var nameBuf=_malloc(name.length+1);stringToAscii(name,nameBuf);var j=0;var length=aliases.length;var aliasListBuf=_malloc((length+1)*4);for(var i=0;i>2]=aliasBuf}HEAPU32[aliasListBuf+j>>2]=0;var pe=_malloc(12);HEAPU32[pe>>2]=nameBuf;HEAPU32[pe+4>>2]=aliasListBuf;HEAP32[pe+8>>2]=proto;return pe}var list=Protocols.list;var map=Protocols.map;if(list.length===0){var entry=allocprotoent("tcp",6,["TCP"]);list.push(entry);map["tcp"]=map["6"]=entry;entry=allocprotoent("udp",17,["UDP"]);list.push(entry);map["udp"]=map["17"]=entry}_setprotoent.index=0};var _getprotobyname=name=>{name=UTF8ToString(name);_setprotoent(true);var result=Protocols.map[name];return result};var _getprotobynumber=number=>{_setprotoent(true);var result=Protocols.map[number];return result};var stackAlloc=sz=>__emscripten_stack_alloc(sz);var stringToUTF8OnStack=str=>{var size=lengthBytesUTF8(str)+1;var ret=stackAlloc(size);stringToUTF8(str,ret,size);return ret};var allocateUTF8OnStack=stringToUTF8OnStack;var PHPWASM={init:function(){FS.mkdir("/internal");FS.mkdir("/internal/shared");FS.mkdir("/internal/shared/preload");PHPWASM.EventEmitter=ENVIRONMENT_IS_NODE?require("events").EventEmitter:class EventEmitter{constructor(){this.listeners={}}emit(eventName,data){if(this.listeners[eventName]){this.listeners[eventName].forEach(callback=>{callback(data)})}}once(eventName,callback){const self=this;function removedCallback(){callback(...arguments);self.removeListener(eventName,removedCallback)}this.on(eventName,removedCallback)}removeAllListeners(eventName){if(eventName){delete this.listeners[eventName]}else{this.listeners={}}}removeListener(eventName,callback){if(this.listeners[eventName]){const idx=this.listeners[eventName].indexOf(callback);if(idx!==-1){this.listeners[eventName].splice(idx,1)}}}};PHPWASM.child_proc_by_fd={};PHPWASM.child_proc_by_pid={};PHPWASM.input_devices={}},getAllWebSockets:function(sock){const webSockets=new Set;if(sock.server){sock.server.clients.forEach(ws=>{webSockets.add(ws)})}for(const peer of PHPWASM.getAllPeers(sock)){webSockets.add(peer.socket)}return Array.from(webSockets)},getAllPeers:function(sock){const peers=new Set;if(sock.server){sock.pending.filter(pending=>pending.peers).forEach(pending=>{for(const peer of Object.values(pending.peers)){peers.add(peer)}})}if(sock.peers){for(const peer of Object.values(sock.peers)){peers.add(peer)}}return Array.from(peers)},awaitData:function(ws){return PHPWASM.awaitEvent(ws,"message")},awaitConnection:function(ws){if(ws.OPEN===ws.readyState){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"open")},awaitClose:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"close")},awaitError:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"error")},awaitEvent:function(ws,event){let resolve;const listener=()=>{resolve()};const promise=new Promise(function(_resolve){resolve=_resolve;ws.once(event,listener)});const cancel=()=>{ws.removeListener(event,listener);setTimeout(resolve)};return[promise,cancel]},noop:function(){},spawnProcess:function(command,args,options){if(Module["spawnProcess"]){const spawnedPromise=Module["spawnProcess"](command,args,options);return Promise.resolve(spawnedPromise).then(function(spawned){if(!spawned||!spawned.on){throw new Error("spawnProcess() must return an EventEmitter but returned a different type.")}return spawned})}if(ENVIRONMENT_IS_NODE){return require("child_process").spawn(command,args,{...options,shell:true,stdio:["pipe","pipe","pipe"],timeout:100})}const e=new Error("popen(), proc_open() etc. are unsupported in the browser. Call php.setSpawnHandler() "+"and provide a callback to handle spawning processes, or disable a popen(), proc_open() "+"and similar functions via php.ini.");e.code="SPAWN_UNSUPPORTED";throw e},shutdownSocket:function(socketd,how){const sock=getSocketFromFD(socketd);const peer=Object.values(sock.peers)[0];if(!peer){return-1}try{peer.socket.close();SOCKFS.websocket_sock_ops.removePeer(sock,peer);return 0}catch(e){console.log("Socket shutdown error",e);return-1}}};function _js_create_input_device(deviceId){let dataBuffer=[];let dataCallback;const filename="proc_id_"+deviceId;const device=FS.createDevice("/dev",filename,function(){},function(byte){try{dataBuffer.push(byte);if(dataCallback){dataCallback(new Uint8Array(dataBuffer));dataBuffer=[]}}catch(e){console.error(e);throw e}});const devicePath="/dev/"+filename;PHPWASM.input_devices[deviceId]={devicePath:devicePath,onData:function(cb){dataCallback=cb;dataBuffer.forEach(function(data){cb(data)});dataBuffer.length=0}};return allocateUTF8OnStack(devicePath)}function _js_open_process(command,argsPtr,argsLength,descriptorsPtr,descriptorsLength,cwdPtr,cwdLength,envPtr,envLength){if(!command){return 1}const cmdstr=UTF8ToString(command);if(!cmdstr.length){return 0}let argsArray=[];if(argsLength){for(var i=0;i>2]))}}const cwdstr=cwdPtr?UTF8ToString(cwdPtr):null;let envObject=null;if(envLength){envObject={};for(var i=0;i>2]);const splitAt=envEntry.indexOf("=");if(splitAt===-1){continue}const key=envEntry.substring(0,splitAt);const value=envEntry.substring(splitAt+1);envObject[key]=value}}var std={};for(var i=0;i>2];std[HEAPU32[descriptorPtr>>2]]={child:HEAPU32[descriptorPtr+4>>2],parent:HEAPU32[descriptorPtr+8>>2]}}return Asyncify.handleSleep(async wakeUp=>{let cp;try{const options={};if(cwdstr!==null){options.cwd=cwdstr}if(envObject!==null){options.env=envObject}cp=PHPWASM.spawnProcess(cmdstr,argsArray,options);if(cp instanceof Promise){cp=await cp}}catch(e){if(e.code==="SPAWN_UNSUPPORTED"){wakeUp(1);return}console.error(e);wakeUp(1);throw e}const ProcInfo={pid:cp.pid,exited:false,stdinFd:std[0]?.child,stdinIsDevice:std[0]?.child in PHPWASM.input_devices,stdoutChildFd:std[1]?.child,stdoutParentFd:std[1]?.parent,stderrChildFd:std[2]?.child,stderrParentFd:std[2]?.parent,stdout:new PHPWASM.EventEmitter,stderr:new PHPWASM.EventEmitter};if(ProcInfo.stdoutChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutChildFd]=ProcInfo;if(ProcInfo.stderrChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrChildFd]=ProcInfo;if(ProcInfo.stdoutParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutParentFd]=ProcInfo;if(ProcInfo.stderrParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrParentFd]=ProcInfo;PHPWASM.child_proc_by_pid[ProcInfo.pid]=ProcInfo;cp.on("exit",function(code){ProcInfo.exitCode=code;ProcInfo.exited=true;ProcInfo.stdout.emit("data");ProcInfo.stderr.emit("data")});if(ProcInfo.stdoutChildFd){const stdoutStream=SYSCALLS.getStreamFromFD(ProcInfo.stdoutChildFd);let stdoutAt=0;cp.stdout.on("data",function(data){ProcInfo.stdout.emit("data",data);stdoutStream.stream_ops.write(stdoutStream,data,0,data.length,stdoutAt);stdoutAt+=data.length})}if(ProcInfo.stderrChildFd){const stderrStream=SYSCALLS.getStreamFromFD(ProcInfo.stderrChildFd);let stderrAt=0;cp.stderr.on("data",function(data){ProcInfo.stderr.emit("data",data);stderrStream.stream_ops.write(stderrStream,data,0,data.length,stderrAt);stderrAt+=data.length})}try{await new Promise((resolve,reject)=>{cp.on("spawn",resolve);cp.on("error",reject)})}catch(e){console.error(e);wakeUp(1);return}if(ProcInfo.stdinIsDevice){PHPWASM.input_devices[ProcInfo.stdinFd].onData(function(data){if(!data)return;if(typeof data==="number"){data=new Uint8Array([data])}const dataStr=new TextDecoder("utf-8").decode(data);cp.stdin.write(dataStr)});wakeUp(ProcInfo.pid);return}if(ProcInfo.stdinFd){const stdinStream=SYSCALLS.getStreamFromFD(ProcInfo.stdinFd);if(stdinStream.node){const CHUNK_SIZE=1024;const buffer=new Uint8Array(CHUNK_SIZE);let offset=0;while(true){const bytesRead=stdinStream.stream_ops.read(stdinStream,buffer,0,CHUNK_SIZE,offset);if(bytesRead===null||bytesRead===0){break}try{cp.stdin.write(buffer.subarray(0,bytesRead))}catch(e){console.error(e);return 1}if(bytesRead>2]=PHPWASM.child_proc_by_pid[pid].exitCode;return 1}return 0}function _js_waitpid(pid,exitCodePtr){if(!PHPWASM.child_proc_by_pid[pid]){return-1}return Asyncify.handleSleep(wakeUp=>{const poll=function(){if(PHPWASM.child_proc_by_pid[pid]?.exited){HEAPU32[exitCodePtr>>2]=PHPWASM.child_proc_by_pid[pid].exitCode;wakeUp(pid)}else{setTimeout(poll,50)}};poll()})}var arraySum=(array,index)=>{var sum=0;for(var i=0;i<=index;sum+=array[i++]){}return sum};var MONTH_DAYS_LEAP=[31,29,31,30,31,30,31,31,30,31,30,31];var MONTH_DAYS_REGULAR=[31,28,31,30,31,30,31,31,30,31,30,31];var addDays=(date,days)=>{var newDate=new Date(date.getTime());while(days>0){var leap=isLeapYear(newDate.getFullYear());var currentMonth=newDate.getMonth();var daysInCurrentMonth=(leap?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR)[currentMonth];if(days>daysInCurrentMonth-newDate.getDate()){days-=daysInCurrentMonth-newDate.getDate()+1;newDate.setDate(1);if(currentMonth<11){newDate.setMonth(currentMonth+1)}else{newDate.setMonth(0);newDate.setFullYear(newDate.getFullYear()+1)}}else{newDate.setDate(newDate.getDate()+days);return newDate}}return newDate};var writeArrayToMemory=(array,buffer)=>{HEAP8.set(array,buffer)};var _strftime=(s,maxsize,format,tm)=>{var tm_zone=HEAPU32[tm+40>>2];var date={tm_sec:HEAP32[tm>>2],tm_min:HEAP32[tm+4>>2],tm_hour:HEAP32[tm+8>>2],tm_mday:HEAP32[tm+12>>2],tm_mon:HEAP32[tm+16>>2],tm_year:HEAP32[tm+20>>2],tm_wday:HEAP32[tm+24>>2],tm_yday:HEAP32[tm+28>>2],tm_isdst:HEAP32[tm+32>>2],tm_gmtoff:HEAP32[tm+36>>2],tm_zone:tm_zone?UTF8ToString(tm_zone):""};var pattern=UTF8ToString(format);var EXPANSION_RULES_1={"%c":"%a %b %d %H:%M:%S %Y","%D":"%m/%d/%y","%F":"%Y-%m-%d","%h":"%b","%r":"%I:%M:%S %p","%R":"%H:%M","%T":"%H:%M:%S","%x":"%m/%d/%y","%X":"%H:%M:%S","%Ec":"%c","%EC":"%C","%Ex":"%m/%d/%y","%EX":"%H:%M:%S","%Ey":"%y","%EY":"%Y","%Od":"%d","%Oe":"%e","%OH":"%H","%OI":"%I","%Om":"%m","%OM":"%M","%OS":"%S","%Ou":"%u","%OU":"%U","%OV":"%V","%Ow":"%w","%OW":"%W","%Oy":"%y"};for(var rule in EXPANSION_RULES_1){pattern=pattern.replace(new RegExp(rule,"g"),EXPANSION_RULES_1[rule])}var WEEKDAYS=["Sunday","Monday","Tuesday","Wednesday","Thursday","Friday","Saturday"];var MONTHS=["January","February","March","April","May","June","July","August","September","October","November","December"];function leadingSomething(value,digits,character){var str=typeof value=="number"?value.toString():value||"";while(str.length0?1:0}var compare;if((compare=sgn(date1.getFullYear()-date2.getFullYear()))===0){if((compare=sgn(date1.getMonth()-date2.getMonth()))===0){compare=sgn(date1.getDate()-date2.getDate())}}return compare}function getFirstWeekStartDate(janFourth){switch(janFourth.getDay()){case 0:return new Date(janFourth.getFullYear()-1,11,29);case 1:return janFourth;case 2:return new Date(janFourth.getFullYear(),0,3);case 3:return new Date(janFourth.getFullYear(),0,2);case 4:return new Date(janFourth.getFullYear(),0,1);case 5:return new Date(janFourth.getFullYear()-1,11,31);case 6:return new Date(janFourth.getFullYear()-1,11,30)}}function getWeekBasedYear(date){var thisDate=addDays(new Date(date.tm_year+1900,0,1),date.tm_yday);var janFourthThisYear=new Date(thisDate.getFullYear(),0,4);var janFourthNextYear=new Date(thisDate.getFullYear()+1,0,4);var firstWeekStartThisYear=getFirstWeekStartDate(janFourthThisYear);var firstWeekStartNextYear=getFirstWeekStartDate(janFourthNextYear);if(compareByDay(firstWeekStartThisYear,thisDate)<=0){if(compareByDay(firstWeekStartNextYear,thisDate)<=0){return thisDate.getFullYear()+1}return thisDate.getFullYear()}return thisDate.getFullYear()-1}var EXPANSION_RULES_2={"%a":date=>WEEKDAYS[date.tm_wday].substring(0,3),"%A":date=>WEEKDAYS[date.tm_wday],"%b":date=>MONTHS[date.tm_mon].substring(0,3),"%B":date=>MONTHS[date.tm_mon],"%C":date=>{var year=date.tm_year+1900;return leadingNulls(year/100|0,2)},"%d":date=>leadingNulls(date.tm_mday,2),"%e":date=>leadingSomething(date.tm_mday,2," "),"%g":date=>getWeekBasedYear(date).toString().substring(2),"%G":getWeekBasedYear,"%H":date=>leadingNulls(date.tm_hour,2),"%I":date=>{var twelveHour=date.tm_hour;if(twelveHour==0)twelveHour=12;else if(twelveHour>12)twelveHour-=12;return leadingNulls(twelveHour,2)},"%j":date=>leadingNulls(date.tm_mday+arraySum(isLeapYear(date.tm_year+1900)?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,date.tm_mon-1),3),"%m":date=>leadingNulls(date.tm_mon+1,2),"%M":date=>leadingNulls(date.tm_min,2),"%n":()=>"\n","%p":date=>{if(date.tm_hour>=0&&date.tm_hour<12){return"AM"}return"PM"},"%S":date=>leadingNulls(date.tm_sec,2),"%t":()=>"\t","%u":date=>date.tm_wday||7,"%U":date=>{var days=date.tm_yday+7-date.tm_wday;return leadingNulls(Math.floor(days/7),2)},"%V":date=>{var val=Math.floor((date.tm_yday+7-(date.tm_wday+6)%7)/7);if((date.tm_wday+371-date.tm_yday-2)%7<=2){val++}if(!val){val=52;var dec31=(date.tm_wday+7-date.tm_yday-1)%7;if(dec31==4||dec31==5&&isLeapYear(date.tm_year%400-1)){val++}}else if(val==53){var jan1=(date.tm_wday+371-date.tm_yday)%7;if(jan1!=4&&(jan1!=3||!isLeapYear(date.tm_year)))val=1}return leadingNulls(val,2)},"%w":date=>date.tm_wday,"%W":date=>{var days=date.tm_yday+7-(date.tm_wday+6)%7;return leadingNulls(Math.floor(days/7),2)},"%y":date=>(date.tm_year+1900).toString().substring(2),"%Y":date=>date.tm_year+1900,"%z":date=>{var off=date.tm_gmtoff;var ahead=off>=0;off=Math.abs(off)/60;off=off/60*100+off%60;return(ahead?"+":"-")+String("0000"+off).slice(-4)},"%Z":date=>date.tm_zone,"%%":()=>"%"};pattern=pattern.replace(/%%/g,"\0\0");for(var rule in EXPANSION_RULES_2){if(pattern.includes(rule)){pattern=pattern.replace(new RegExp(rule,"g"),EXPANSION_RULES_2[rule](date))}}pattern=pattern.replace(/\0\0/g,"%");var bytes=intArrayFromString(pattern,false);if(bytes.length>maxsize){return 0}writeArrayToMemory(bytes,s);return bytes.length-1};var _strftime_l=(s,maxsize,format,tm,loc)=>_strftime(s,maxsize,format,tm);var _strptime=(buf,format,tm)=>{var pattern=UTF8ToString(format);var SPECIAL_CHARS="\\!@#$^&*()+=-[]/{}|:<>?,.";for(var i=0,ii=SPECIAL_CHARS.length;iEQUIVALENT_MATCHERS[c]||m).replace(/%(.)/g,(_,c)=>{let pat=DATE_PATTERNS[c];if(pat){capture.push(c);return`(${pat})`}else{return c}}).replace(/\s+/g,"\\s*");var matches=new RegExp("^"+pattern_out,"i").exec(UTF8ToString(buf));function initDate(){function fixup(value,min,max){return typeof value!="number"||isNaN(value)?min:value>=min?value<=max?value:max:min}return{year:fixup(HEAP32[tm+20>>2]+1900,1970,9999),month:fixup(HEAP32[tm+16>>2],0,11),day:fixup(HEAP32[tm+12>>2],1,31),hour:fixup(HEAP32[tm+8>>2],0,23),min:fixup(HEAP32[tm+4>>2],0,59),sec:fixup(HEAP32[tm>>2],0,59),gmtoff:0}}if(matches){var date=initDate();var value;var getMatch=symbol=>{var pos=capture.indexOf(symbol);if(pos>=0){return matches[pos+1]}return};if(value=getMatch("S")){date.sec=jstoi_q(value)}if(value=getMatch("M")){date.min=jstoi_q(value)}if(value=getMatch("H")){date.hour=jstoi_q(value)}else if(value=getMatch("I")){var hour=jstoi_q(value);if(value=getMatch("p")){hour+=value.toUpperCase()[0]==="P"?12:0}date.hour=hour}if(value=getMatch("Y")){date.year=jstoi_q(value)}else if(value=getMatch("y")){var year=jstoi_q(value);if(value=getMatch("C")){year+=jstoi_q(value)*100}else{year+=year<69?2e3:1900}date.year=year}if(value=getMatch("m")){date.month=jstoi_q(value)-1}else if(value=getMatch("b")){date.month=MONTH_NUMBERS[value.substring(0,3).toUpperCase()]||0}if(value=getMatch("d")){date.day=jstoi_q(value)}else if(value=getMatch("j")){var day=jstoi_q(value);var leapYear=isLeapYear(date.year);for(var month=0;month<12;++month){var daysUntilMonth=arraySum(leapYear?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,month-1);if(day<=daysUntilMonth+(leapYear?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR)[month]){date.day=day-daysUntilMonth}}}else if(value=getMatch("a")){var weekDay=value.substring(0,3).toUpperCase();if(value=getMatch("U")){var weekDayNumber=DAY_NUMBERS_SUN_FIRST[weekDay];var weekNumber=jstoi_q(value);var janFirst=new Date(date.year,0,1);var endDate;if(janFirst.getDay()===0){endDate=addDays(janFirst,weekDayNumber+7*(weekNumber-1))}else{endDate=addDays(janFirst,7-janFirst.getDay()+weekDayNumber+7*(weekNumber-1))}date.day=endDate.getDate();date.month=endDate.getMonth()}else if(value=getMatch("W")){var weekDayNumber=DAY_NUMBERS_MON_FIRST[weekDay];var weekNumber=jstoi_q(value);var janFirst=new Date(date.year,0,1);var endDate;if(janFirst.getDay()===1){endDate=addDays(janFirst,weekDayNumber+7*(weekNumber-1))}else{endDate=addDays(janFirst,7-janFirst.getDay()+1+weekDayNumber+7*(weekNumber-1))}date.day=endDate.getDate();date.month=endDate.getMonth()}}if(value=getMatch("z")){if(value.toLowerCase()==="z"){date.gmtoff=0}else{var match=value.match(/^((?:\-|\+)\d\d):?(\d\d)?/);date.gmtoff=match[1]*3600;if(match[2]){date.gmtoff+=date.gmtoff>0?match[2]*60:-match[2]*60}}}var fullDate=new Date(date.year,date.month,date.day,date.hour,date.min,date.sec,0);HEAP32[tm>>2]=fullDate.getSeconds();HEAP32[tm+4>>2]=fullDate.getMinutes();HEAP32[tm+8>>2]=fullDate.getHours();HEAP32[tm+12>>2]=fullDate.getDate();HEAP32[tm+16>>2]=fullDate.getMonth();HEAP32[tm+20>>2]=fullDate.getFullYear()-1900;HEAP32[tm+24>>2]=fullDate.getDay();HEAP32[tm+28>>2]=arraySum(isLeapYear(fullDate.getFullYear())?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,fullDate.getMonth()-1)+fullDate.getDate()-1;HEAP32[tm+32>>2]=0;HEAP32[tm+36>>2]=date.gmtoff;return buf+intArrayFromString(matches[0]).length-1}return 0};function _wasm_setsockopt(socketd,level,optionName,optionValuePtr,optionLen){const optionValue=HEAPU8[optionValuePtr];const SOL_SOCKET=1;const SO_KEEPALIVE=9;const IPPROTO_TCP=6;const TCP_NODELAY=1;const isSupported=level===SOL_SOCKET&&optionName===SO_KEEPALIVE||level===IPPROTO_TCP&&optionName===TCP_NODELAY;if(!isSupported){console.warn(`Unsupported socket option: ${level}, ${optionName}, ${optionValue}`);return-1}const ws=PHPWASM.getAllWebSockets(socketd)[0];if(!ws){return-1}ws.setSocketOpt(level,optionName,optionValuePtr);return 0}var Asyncify={instrumentWasmImports(imports){var importPattern=/^(js_open_process|js_waitpid|js_process_status|js_create_input_device|wasm_setsockopt|wasm_shutdown|wasm_close|invoke_.*|__asyncjs__.*)$/;for(let[x,original]of Object.entries(imports)){if(typeof original=="function"){let isAsyncifyImport=original.isAsync||importPattern.test(x);if(isAsyncifyImport){imports[x]=original=new WebAssembly.Suspending(original)}}}},instrumentWasmExports(exports){var exportPattern=/^(wasm_sleep|wasm_read|emscripten_sleep|wasm_sapi_handle_request|wasm_sapi_request_shutdown|wasm_poll_socket|wrap_select|__wrap_select|select|php_pollfd_for|fflush|wasm_popen|wasm_read|wasm_php_exec|run_cli|main|__main_argc_argv)$/;Asyncify.asyncExports=new Set;var ret={};for(let[x,original]of Object.entries(exports)){if(typeof original=="function"){let isAsyncifyExport=exportPattern.test(x);if(isAsyncifyExport){Asyncify.asyncExports.add(original);original=Asyncify.makeAsyncFunction(original)}ret[x]=(...args)=>original(...args)}else{ret[x]=original}}return ret},asyncExports:null,isAsyncExport(func){return Asyncify.asyncExports?.has(func)},handleAsync:async startAsync=>{runtimeKeepalivePush();try{return await startAsync()}finally{runtimeKeepalivePop()}},handleSleep(startAsync){return Asyncify.handleAsync(()=>new Promise(startAsync))},makeAsyncFunction(original){return WebAssembly.promising(original)}};var getCFunc=ident=>{var func=Module["_"+ident];return func};var stackSave=()=>_emscripten_stack_get_current();var stackRestore=val=>__emscripten_stack_restore(val);var ccall=(ident,returnType,argTypes,args,opts)=>{var toC={string:str=>{var ret=0;if(str!==null&&str!==undefined&&str!==0){ret=stringToUTF8OnStack(str)}return ret},array:arr=>{var ret=stackAlloc(arr.length);writeArrayToMemory(arr,ret);return ret}};function convertReturnValue(ret){if(returnType==="string"){return UTF8ToString(ret)}if(returnType==="boolean")return Boolean(ret);return ret}var func=getCFunc(ident);var cArgs=[];var stack=0;if(args){for(var i=0;iFS.unlink(path);var FS_createLazyFile=FS.createLazyFile;var FS_createDevice=FS.createDevice;FS.createPreloadedFile=FS_createPreloadedFile;FS.staticInit();Module["FS_createPath"]=FS.createPath;Module["FS_createDataFile"]=FS.createDataFile;Module["FS_createPreloadedFile"]=FS.createPreloadedFile;Module["FS_unlink"]=FS.unlink;Module["FS_createLazyFile"]=FS.createLazyFile;Module["FS_createDevice"]=FS.createDevice;PHPWASM.init();var wasmImports={__assert_fail:___assert_fail,__asyncjs__js_fd_read:__asyncjs__js_fd_read,__asyncjs__js_module_onMessage:__asyncjs__js_module_onMessage,__asyncjs__js_popen_to_file:__asyncjs__js_popen_to_file,__asyncjs__wasm_poll_socket:__asyncjs__wasm_poll_socket,__call_sighandler:___call_sighandler,__syscall_accept4:___syscall_accept4,__syscall_bind:___syscall_bind,__syscall_chdir:___syscall_chdir,__syscall_chmod:___syscall_chmod,__syscall_connect:___syscall_connect,__syscall_dup:___syscall_dup,__syscall_dup3:___syscall_dup3,__syscall_faccessat:___syscall_faccessat,__syscall_fchmod:___syscall_fchmod,__syscall_fchown32:___syscall_fchown32,__syscall_fchownat:___syscall_fchownat,__syscall_fcntl64:___syscall_fcntl64,__syscall_fstat64:___syscall_fstat64,__syscall_ftruncate64:___syscall_ftruncate64,__syscall_getcwd:___syscall_getcwd,__syscall_getdents64:___syscall_getdents64,__syscall_getpeername:___syscall_getpeername,__syscall_getsockname:___syscall_getsockname,__syscall_getsockopt:___syscall_getsockopt,__syscall_ioctl:___syscall_ioctl,__syscall_listen:___syscall_listen,__syscall_lstat64:___syscall_lstat64,__syscall_mkdirat:___syscall_mkdirat,__syscall_newfstatat:___syscall_newfstatat,__syscall_openat:___syscall_openat,__syscall_pipe:___syscall_pipe,__syscall_poll:___syscall_poll,__syscall_readlinkat:___syscall_readlinkat,__syscall_recvfrom:___syscall_recvfrom,__syscall_renameat:___syscall_renameat,__syscall_rmdir:___syscall_rmdir,__syscall_sendto:___syscall_sendto,__syscall_socket:___syscall_socket,__syscall_stat64:___syscall_stat64,__syscall_statfs64:___syscall_statfs64,__syscall_symlink:___syscall_symlink,__syscall_unlinkat:___syscall_unlinkat,__syscall_utimensat:___syscall_utimensat,_abort_js:__abort_js,_emscripten_get_now_is_monotonic:__emscripten_get_now_is_monotonic,_emscripten_lookup_name:__emscripten_lookup_name,_emscripten_memcpy_js:__emscripten_memcpy_js,_emscripten_runtime_keepalive_clear:__emscripten_runtime_keepalive_clear,_gmtime_js:__gmtime_js,_localtime_js:__localtime_js,_mktime_js:__mktime_js,_mmap_js:__mmap_js,_munmap_js:__munmap_js,_setitimer_js:__setitimer_js,_tzset_js:__tzset_js,emscripten_date_now:_emscripten_date_now,emscripten_get_heap_max:_emscripten_get_heap_max,emscripten_get_now:_emscripten_get_now,emscripten_resize_heap:_emscripten_resize_heap,emscripten_sleep:_emscripten_sleep,environ_get:_environ_get,environ_sizes_get:_environ_sizes_get,exit:_exit,fd_close:_fd_close,fd_fdstat_get:_fd_fdstat_get,fd_read:_fd_read,fd_seek:_fd_seek,fd_sync:_fd_sync,fd_write:_fd_write,getaddrinfo:_getaddrinfo,getnameinfo:_getnameinfo,getprotobyname:_getprotobyname,getprotobynumber:_getprotobynumber,js_create_input_device:_js_create_input_device,js_open_process:_js_open_process,js_process_status:_js_process_status,js_waitpid:_js_waitpid,proc_exit:_proc_exit,strftime:_strftime,strftime_l:_strftime_l,strptime:_strptime,wasm_setsockopt:_wasm_setsockopt};var wasmExports=createWasm();var ___wasm_call_ctors=()=>(___wasm_call_ctors=wasmExports["__wasm_call_ctors"])();var _malloc=a0=>(_malloc=wasmExports["malloc"])(a0);var _wasm_read=Module["_wasm_read"]=(a0,a1,a2)=>(_wasm_read=Module["_wasm_read"]=wasmExports["wasm_read"])(a0,a1,a2);var _fflush=a0=>(_fflush=wasmExports["fflush"])(a0);var _wasm_popen=Module["_wasm_popen"]=(a0,a1)=>(_wasm_popen=Module["_wasm_popen"]=wasmExports["wasm_popen"])(a0,a1);var _wasm_php_exec=Module["_wasm_php_exec"]=(a0,a1,a2,a3)=>(_wasm_php_exec=Module["_wasm_php_exec"]=wasmExports["wasm_php_exec"])(a0,a1,a2,a3);var _php_pollfd_for=Module["_php_pollfd_for"]=(a0,a1,a2)=>(_php_pollfd_for=Module["_php_pollfd_for"]=wasmExports["php_pollfd_for"])(a0,a1,a2);var _htons=a0=>(_htons=wasmExports["htons"])(a0);var _ntohs=a0=>(_ntohs=wasmExports["ntohs"])(a0);var _htonl=a0=>(_htonl=wasmExports["htonl"])(a0);var _wasm_sleep=Module["_wasm_sleep"]=a0=>(_wasm_sleep=Module["_wasm_sleep"]=wasmExports["wasm_sleep"])(a0);var 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_emscripten_stack_get_current=()=>(_emscripten_stack_get_current=wasmExports["emscripten_stack_get_current"])();var dynCall_vi=Module["dynCall_vi"]=(a0,a1)=>(dynCall_vi=Module["dynCall_vi"]=wasmExports["dynCall_vi"])(a0,a1);Module["addRunDependency"]=addRunDependency;Module["removeRunDependency"]=removeRunDependency;Module["wasmExports"]=wasmExports;Module["ccall"]=ccall;Module["FS_createPreloadedFile"]=FS_createPreloadedFile;Module["FS_unlink"]=FS_unlink;Module["FS_createPath"]=FS_createPath;Module["FS_createDevice"]=FS_createDevice;Module["FS_createDataFile"]=FS_createDataFile;Module["FS_createLazyFile"]=FS_createLazyFile;Module["PROXYFS"]=PROXYFS;var calledRun;dependenciesFulfilled=function runCaller(){if(!calledRun)run();if(!calledRun)dependenciesFulfilled=runCaller};function run(){if(runDependencies>0){return}preRun();if(runDependencies>0){return}function doRun(){if(calledRun)return;calledRun=true;Module["calledRun"]=true;if(ABORT)return;initRuntime();if(Module["onRuntimeInitialized"])Module["onRuntimeInitialized"]();postRun()}if(Module["setStatus"]){Module["setStatus"]("Running...");setTimeout(function(){setTimeout(function(){Module["setStatus"]("")},1);doRun()},1)}else{doRun()}}if(Module["preInit"]){if(typeof Module["preInit"]=="function")Module["preInit"]=[Module["preInit"]];while(Module["preInit"].length>0){Module["preInit"].pop()()}}run(); +var Module=typeof PHPLoader!="undefined"?PHPLoader:{};var ENVIRONMENT_IS_WEB=RuntimeName==="WEB";var ENVIRONMENT_IS_WORKER=RuntimeName==="WORKER";var ENVIRONMENT_IS_NODE=RuntimeName==="NODE";var moduleOverrides=Object.assign({},Module);var arguments_=[];var thisProgram="./this.program";var quit_=(status,toThrow)=>{throw toThrow};var scriptDirectory="";function locateFile(path){if(Module["locateFile"]){return Module["locateFile"](path,scriptDirectory)}return scriptDirectory+path}var readAsync,readBinary;if(ENVIRONMENT_IS_WEB||ENVIRONMENT_IS_WORKER){if(ENVIRONMENT_IS_WORKER){scriptDirectory=self.location.href}else if(typeof document!="undefined"&&document.currentScript){scriptDirectory=document.currentScript.src}if(scriptDirectory.startsWith("blob:")){scriptDirectory=""}else{scriptDirectory=scriptDirectory.substr(0,scriptDirectory.replace(/[?#].*/,"").lastIndexOf("/")+1)}{readAsync=async url=>{var response=await fetch(url,{credentials:"same-origin"});if(response.ok){return response.arrayBuffer()}throw new Error(response.status+" : "+response.url)}}}else{}var out=Module["print"]||console.log.bind(console);var err=Module["printErr"]||console.error.bind(console);Object.assign(Module,moduleOverrides);moduleOverrides=null;if(Module["arguments"])arguments_=Module["arguments"];if(Module["thisProgram"])thisProgram=Module["thisProgram"]; +if (Module["quit"]) quit_=Module["quit"];var wasmBinary=Module["wasmBinary"];var wasmMemory;var ABORT=false;var EXITSTATUS;function assert(condition,text){if(!condition){abort(text)}}var HEAP8,HEAPU8,HEAP16,HEAPU16,HEAP32,HEAPU32,HEAPF32,HEAPF64;function updateMemoryViews(){var b=wasmMemory.buffer;Module["HEAP8"]=HEAP8=new Int8Array(b);Module["HEAP16"]=HEAP16=new Int16Array(b);Module["HEAPU8"]=HEAPU8=new Uint8Array(b);Module["HEAPU16"]=HEAPU16=new Uint16Array(b);Module["HEAP32"]=HEAP32=new Int32Array(b);Module["HEAPU32"]=HEAPU32=new Uint32Array(b);Module["HEAPF32"]=HEAPF32=new Float32Array(b);Module["HEAPF64"]=HEAPF64=new Float64Array(b)}var __ATPRERUN__=[];var __ATINIT__=[];var __ATEXIT__=[];var __ATPOSTRUN__=[];var runtimeInitialized=false;var runtimeExited=false;function preRun(){if(Module["preRun"]){if(typeof Module["preRun"]=="function")Module["preRun"]=[Module["preRun"]];while(Module["preRun"].length){addOnPreRun(Module["preRun"].shift())}}callRuntimeCallbacks(__ATPRERUN__)}function initRuntime(){runtimeInitialized=true;SOCKFS.root=FS.mount(SOCKFS,{},null);if(!Module["noFSInit"]&&!FS.initialized)FS.init();FS.ignorePermissions=false;TTY.init();PIPEFS.root=FS.mount(PIPEFS,{},null);callRuntimeCallbacks(__ATINIT__)}function exitRuntime(){___funcs_on_exit();callRuntimeCallbacks(__ATEXIT__);FS.quit();TTY.shutdown();runtimeExited=true}function postRun(){if(Module["postRun"]){if(typeof Module["postRun"]=="function")Module["postRun"]=[Module["postRun"]];while(Module["postRun"].length){addOnPostRun(Module["postRun"].shift())}}callRuntimeCallbacks(__ATPOSTRUN__)}function addOnPreRun(cb){__ATPRERUN__.unshift(cb)}function addOnInit(cb){__ATINIT__.unshift(cb)}function addOnPostRun(cb){__ATPOSTRUN__.unshift(cb)}var runDependencies=0;var dependenciesFulfilled=null;function getUniqueRunDependency(id){return id}function addRunDependency(id){runDependencies++;Module["monitorRunDependencies"]?.(runDependencies)}function removeRunDependency(id){runDependencies--;Module["monitorRunDependencies"]?.(runDependencies);if(runDependencies==0){if(dependenciesFulfilled){var callback=dependenciesFulfilled;dependenciesFulfilled=null;callback()}}}function abort(what){Module["onAbort"]?.(what);what="Aborted("+what+")";err(what);ABORT=true;what+=". Build with -sASSERTIONS for more info.";if(runtimeInitialized){___trap()}var e=new WebAssembly.RuntimeError(what);throw e}var dataURIPrefix="data:application/octet-stream;base64,";var isDataURI=filename=>filename.startsWith(dataURIPrefix);function findWasmBinary(){var f=dependencyFilename;if(!isDataURI(f)){return locateFile(f)}return f}var wasmBinaryFile;function getBinarySync(file){if(file==wasmBinaryFile&&wasmBinary){return new Uint8Array(wasmBinary)}if(readBinary){return readBinary(file)}throw"both async and sync fetching of the wasm failed"}async function getWasmBinary(binaryFile){if(!wasmBinary){try{var response=await readAsync(binaryFile);return new Uint8Array(response)}catch{}}return getBinarySync(binaryFile)}async function instantiateArrayBuffer(binaryFile,imports){try{var binary=await getWasmBinary(binaryFile);var instance=await WebAssembly.instantiate(binary,imports);return instance}catch(reason){err(`failed to asynchronously prepare wasm: ${reason}`);abort(reason)}}async function instantiateAsync(binary,binaryFile,imports){if(!binary&&typeof WebAssembly.instantiateStreaming=="function"&&!isDataURI(binaryFile)&&typeof fetch=="function"){try{var response=fetch(binaryFile,{credentials:"same-origin"});var instantiationResult=await WebAssembly.instantiateStreaming(response,imports);return instantiationResult}catch(reason){err(`wasm streaming compile failed: ${reason}`);err("falling back to ArrayBuffer instantiation")}}return instantiateArrayBuffer(binaryFile,imports)}function getWasmImports(){Asyncify.instrumentWasmImports(wasmImports);return{env:wasmImports,wasi_snapshot_preview1:wasmImports}}async function createWasm(){function receiveInstance(instance,module){wasmExports=instance.exports;wasmExports=Asyncify.instrumentWasmExports(wasmExports);Module["wasmExports"]=wasmExports;wasmMemory=wasmExports["memory"];updateMemoryViews();addOnInit(wasmExports["__wasm_call_ctors"]);removeRunDependency("wasm-instantiate");return wasmExports}addRunDependency("wasm-instantiate");function receiveInstantiationResult(result){receiveInstance(result["instance"])}var info=getWasmImports();if(Module["instantiateWasm"]){try{return Module["instantiateWasm"](info,receiveInstance)}catch(e){err(`Module.instantiateWasm callback failed with error: ${e}`);return false}}wasmBinaryFile??=findWasmBinary();var result=await instantiateAsync(wasmBinary,wasmBinaryFile,info);receiveInstantiationResult(result);return result}var tempDouble;var tempI64;function __asyncjs__js_popen_to_file(command,mode,exitCodePtr){return Asyncify.handleAsync(async()=>{const returnCallback=resolver=>new Promise(resolver);if(!command)return 1;const cmdstr=UTF8ToString(command);if(!cmdstr.length)return 0;const modestr=UTF8ToString(mode);if(!modestr.length)return 0;if(modestr==="w"){console.error('popen($cmd, "w") is not implemented yet')}return returnCallback(async wakeUp=>{let cp;try{cp=PHPWASM.spawnProcess(cmdstr,[]);if(cp instanceof Promise){cp=await cp}}catch(e){console.error(e);if(e.code==="SPAWN_UNSUPPORTED"){return 1}throw e}const outByteArrays=[];cp.stdout.on("data",function(data){outByteArrays.push(data)});const outputPath="/tmp/popen_output";cp.on("exit",function(exitCode){const outBytes=new Uint8Array(outByteArrays.reduce((acc,curr)=>acc+curr.length,0));let offset=0;for(const byteArray of outByteArrays){outBytes.set(byteArray,offset);offset+=byteArray.length}FS.writeFile(outputPath,outBytes);HEAPU8[exitCodePtr]=exitCode;wakeUp(allocateUTF8OnStack(outputPath))})})})}__asyncjs__js_popen_to_file.sig="iiii";function __asyncjs__wasm_poll_socket(socketd,events,timeout){return Asyncify.handleAsync(async()=>{const returnCallback=resolver=>new Promise(resolver);const POLLIN=1;const POLLPRI=2;const POLLOUT=4;const POLLERR=8;const POLLHUP=16;const POLLNVAL=32;return returnCallback(wakeUp=>{const polls=[];if(socketd in PHPWASM.child_proc_by_fd){const procInfo=PHPWASM.child_proc_by_fd[socketd];if(procInfo.exited){wakeUp(0);return}polls.push(PHPWASM.awaitEvent(procInfo.stdout,"data"))}else if(FS.isSocket(FS.getStream(socketd)?.node.mode)){const sock=getSocketFromFD(socketd);if(!sock){wakeUp(0);return}const lookingFor=new Set;if(events&POLLIN||events&POLLPRI){if(sock.server){for(const client of sock.pending){if((client.recv_queue||[]).length>0){wakeUp(1);return}}}else if((sock.recv_queue||[]).length>0){wakeUp(1);return}}const webSockets=PHPWASM.getAllWebSockets(sock);if(!webSockets.length){wakeUp(0);return}for(const ws of webSockets){if(events&POLLIN||events&POLLPRI){polls.push(PHPWASM.awaitData(ws));lookingFor.add("POLLIN")}if(events&POLLOUT){polls.push(PHPWASM.awaitConnection(ws));lookingFor.add("POLLOUT")}if(events&POLLHUP){polls.push(PHPWASM.awaitClose(ws));lookingFor.add("POLLHUP")}if(events&POLLERR||events&POLLNVAL){polls.push(PHPWASM.awaitError(ws));lookingFor.add("POLLERR")}}}else{setTimeout(function(){wakeUp(1)},timeout);return}if(polls.length===0){console.warn("Unsupported poll event "+events+", defaulting to setTimeout().");setTimeout(function(){wakeUp(0)},timeout);return}const promises=polls.map(([promise])=>promise);const clearPolling=()=>polls.forEach(([,clear])=>clear());let awaken=false;let timeoutId;Promise.race(promises).then(function(results){if(!awaken){awaken=true;wakeUp(1);if(timeoutId){clearTimeout(timeoutId)}clearPolling()}});if(timeout!==-1){timeoutId=setTimeout(function(){if(!awaken){awaken=true;wakeUp(0);clearPolling()}},timeout)}})})}__asyncjs__wasm_poll_socket.sig="iiii";function __asyncjs__js_fd_read(fd,iov,iovcnt,pnum){return Asyncify.handleAsync(async()=>{const returnCallback=resolver=>new Promise(resolver);if(Asyncify?.State?.Normal===undefined||Asyncify?.state===Asyncify?.State?.Normal){var returnCode;var stream;let num=0;try{stream=SYSCALLS.getStreamFromFD(fd);const num=doReadv(stream,iov,iovcnt);HEAPU32[pnum>>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError")){throw e}if(e.errno!==6||!(stream?.fd in PHPWASM.child_proc_by_fd)){HEAPU32[pnum>>2]=0;return returnCode}}}return returnCallback(wakeUp=>{var retries=0;var interval=50;var timeout=5e3;var maxRetries=timeout/interval;function poll(){var returnCode;var stream;let num;try{stream=SYSCALLS.getStreamFromFD(fd);num=doReadv(stream,iov,iovcnt);returnCode=0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError")){console.error(e);throw e}returnCode=e.errno}const success=returnCode===0;const failure=++retries>maxRetries||!(fd in PHPWASM.child_proc_by_fd)||PHPWASM.child_proc_by_fd[fd]?.exited||FS.isClosed(stream);if(success){HEAPU32[pnum>>2]=num;wakeUp(0)}else if(failure){HEAPU32[pnum>>2]=0;wakeUp(returnCode===6?0:returnCode)}else{setTimeout(poll,interval)}}poll()})})}__asyncjs__js_fd_read.sig="iiiii";function __asyncjs__js_module_onMessage(data,response_buffer){return Asyncify.handleAsync(async()=>{if(Module["onMessage"]){const dataStr=UTF8ToString(data);return Module["onMessage"](dataStr).then(response=>{const responseBytes=typeof response==="string"?(new TextEncoder).encode(response):response;const responseSize=responseBytes.byteLength;const responsePtr=_malloc(responseSize+1);HEAPU8.set(responseBytes,responsePtr);HEAPU8[responsePtr+responseSize]=0;HEAPU8[response_buffer]=responsePtr;HEAPU8[response_buffer+1]=responsePtr>>8;HEAPU8[response_buffer+2]=responsePtr>>16;HEAPU8[response_buffer+3]=responsePtr>>24;return responseSize}).catch(e=>{console.error(e);return-1})}})}__asyncjs__js_module_onMessage.sig="iii";class ExitStatus{name="ExitStatus";constructor(status){this.message=`Program terminated with exit(${status})`;this.status=status}} +ExitStatus = class PHPExitStatus extends Error { +constructor(status) { + super(status); + this.name = "ExitStatus"; + this.message = "Program terminated with exit(" + status + ")"; + this.status = status; + } +};var callRuntimeCallbacks=callbacks=>{while(callbacks.length>0){callbacks.shift()(Module)}};var noExitRuntime=Module["noExitRuntime"]||false;var UTF8Decoder=typeof TextDecoder!="undefined"?new TextDecoder:undefined;var UTF8ArrayToString=(heapOrArray,idx=0,maxBytesToRead=NaN)=>{var endIdx=idx+maxBytesToRead;var endPtr=idx;while(heapOrArray[endPtr]&&!(endPtr>=endIdx))++endPtr;if(endPtr-idx>16&&heapOrArray.buffer&&UTF8Decoder){return UTF8Decoder.decode(heapOrArray.subarray(idx,endPtr))}var str="";while(idx>10,56320|ch&1023)}}return str};var UTF8ToString=(ptr,maxBytesToRead)=>ptr?UTF8ArrayToString(HEAPU8,ptr,maxBytesToRead):"";Module["UTF8ToString"]=UTF8ToString;var ___assert_fail=(condition,filename,line,func)=>abort(`Assertion failed: ${UTF8ToString(condition)}, at: `+[filename?UTF8ToString(filename):"unknown filename",line,func?UTF8ToString(func):"unknown function"]);var ___call_sighandler=(fp,sig)=>(a1=>dynCall_vi(fp,a1))(sig);var initRandomFill=()=>{if(typeof crypto=="object"&&typeof crypto["getRandomValues"]=="function"){return view=>crypto.getRandomValues(view)}else abort("initRandomDevice")};var randomFill=view=>(randomFill=initRandomFill())(view);var PATH={isAbs:path=>path.charAt(0)==="/",splitPath:filename=>{var splitPathRe=/^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/;return splitPathRe.exec(filename).slice(1)},normalizeArray:(parts,allowAboveRoot)=>{var up=0;for(var i=parts.length-1;i>=0;i--){var last=parts[i];if(last==="."){parts.splice(i,1)}else if(last===".."){parts.splice(i,1);up++}else if(up){parts.splice(i,1);up--}}if(allowAboveRoot){for(;up;up--){parts.unshift("..")}}return parts},normalize:path=>{var isAbsolute=PATH.isAbs(path),trailingSlash=path.substr(-1)==="/";path=PATH.normalizeArray(path.split("/").filter(p=>!!p),!isAbsolute).join("/");if(!path&&!isAbsolute){path="."}if(path&&trailingSlash){path+="/"}return(isAbsolute?"/":"")+path},dirname:path=>{var result=PATH.splitPath(path),root=result[0],dir=result[1];if(!root&&!dir){return"."}if(dir){dir=dir.substr(0,dir.length-1)}return root+dir},basename:path=>{if(path==="/")return"/";path=PATH.normalize(path);path=path.replace(/\/$/,"");var lastSlash=path.lastIndexOf("/");if(lastSlash===-1)return path;return path.substr(lastSlash+1)},join:(...paths)=>PATH.normalize(paths.join("/")),join2:(l,r)=>PATH.normalize(l+"/"+r)};var PATH_FS={resolve:(...args)=>{var resolvedPath="",resolvedAbsolute=false;for(var i=args.length-1;i>=-1&&!resolvedAbsolute;i--){var path=i>=0?args[i]:FS.cwd();if(typeof path!="string"){throw new TypeError("Arguments to path.resolve must be strings")}else if(!path){return""}resolvedPath=path+"/"+resolvedPath;resolvedAbsolute=PATH.isAbs(path)}resolvedPath=PATH.normalizeArray(resolvedPath.split("/").filter(p=>!!p),!resolvedAbsolute).join("/");return(resolvedAbsolute?"/":"")+resolvedPath||"."},relative:(from,to)=>{from=PATH_FS.resolve(from).substr(1);to=PATH_FS.resolve(to).substr(1);function trim(arr){var start=0;for(;start=0;end--){if(arr[end]!=="")break}if(start>end)return[];return arr.slice(start,end-start+1)}var fromParts=trim(from.split("/"));var toParts=trim(to.split("/"));var length=Math.min(fromParts.length,toParts.length);var samePartsLength=length;for(var i=0;i{var len=0;for(var i=0;i=55296&&c<=57343){len+=4;++i}else{len+=3}}return len};Module["lengthBytesUTF8"]=lengthBytesUTF8;var stringToUTF8Array=(str,heap,outIdx,maxBytesToWrite)=>{if(!(maxBytesToWrite>0))return 0;var startIdx=outIdx;var endIdx=outIdx+maxBytesToWrite-1;for(var i=0;i=55296&&u<=57343){var u1=str.charCodeAt(++i);u=65536+((u&1023)<<10)|u1&1023}if(u<=127){if(outIdx>=endIdx)break;heap[outIdx++]=u}else if(u<=2047){if(outIdx+1>=endIdx)break;heap[outIdx++]=192|u>>6;heap[outIdx++]=128|u&63}else if(u<=65535){if(outIdx+2>=endIdx)break;heap[outIdx++]=224|u>>12;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}else{if(outIdx+3>=endIdx)break;heap[outIdx++]=240|u>>18;heap[outIdx++]=128|u>>12&63;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}}heap[outIdx]=0;return outIdx-startIdx};function intArrayFromString(stringy,dontAddNull,length){var len=length>0?length:lengthBytesUTF8(stringy)+1;var u8array=new Array(len);var numBytesWritten=stringToUTF8Array(stringy,u8array,0,u8array.length);if(dontAddNull)u8array.length=numBytesWritten;return u8array}var FS_stdin_getChar=()=>{if(!FS_stdin_getChar_buffer.length){var result=null;if(typeof window!="undefined"&&typeof window.prompt=="function"){result=window.prompt("Input: ");if(result!==null){result+="\n"}}else{}if(!result){return null}FS_stdin_getChar_buffer=intArrayFromString(result,true)}return FS_stdin_getChar_buffer.shift()};var TTY={ttys:[],init(){},shutdown(){},register(dev,ops){TTY.ttys[dev]={input:[],output:[],ops};FS.registerDevice(dev,TTY.stream_ops)},stream_ops:{open(stream){var tty=TTY.ttys[stream.node.rdev];if(!tty){throw new FS.ErrnoError(43)}stream.tty=tty;stream.seekable=false},close(stream){stream.tty.ops.fsync(stream.tty)},fsync(stream){stream.tty.ops.fsync(stream.tty)},read(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.get_char){throw new FS.ErrnoError(60)}var bytesRead=0;for(var i=0;i0){out(UTF8ArrayToString(tty.output));tty.output=[]}},ioctl_tcgets(tty){return{c_iflag:25856,c_oflag:5,c_cflag:191,c_lflag:35387,c_cc:[3,28,127,21,4,0,1,0,17,19,26,0,18,15,23,22,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]}},ioctl_tcsets(tty,optional_actions,data){return 0},ioctl_tiocgwinsz(tty){return[24,80]}},default_tty1_ops:{put_char(tty,val){if(val===null||val===10){err(UTF8ArrayToString(tty.output));tty.output=[]}else{if(val!=0)tty.output.push(val)}},fsync(tty){if(tty.output&&tty.output.length>0){err(UTF8ArrayToString(tty.output));tty.output=[]}}}};var zeroMemory=(address,size)=>{HEAPU8.fill(0,address,address+size)};var alignMemory=(size,alignment)=>Math.ceil(size/alignment)*alignment;var mmapAlloc=size=>{size=alignMemory(size,65536);var ptr=_emscripten_builtin_memalign(65536,size);if(ptr)zeroMemory(ptr,size);return ptr};var MEMFS={ops_table:null,mount(mount){return MEMFS.createNode(null,"/",16895,0)},createNode(parent,name,mode,dev){if(FS.isBlkdev(mode)||FS.isFIFO(mode)){throw new FS.ErrnoError(63)}MEMFS.ops_table||={dir:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,lookup:MEMFS.node_ops.lookup,mknod:MEMFS.node_ops.mknod,rename:MEMFS.node_ops.rename,unlink:MEMFS.node_ops.unlink,rmdir:MEMFS.node_ops.rmdir,readdir:MEMFS.node_ops.readdir,symlink:MEMFS.node_ops.symlink},stream:{llseek:MEMFS.stream_ops.llseek}},file:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:{llseek:MEMFS.stream_ops.llseek,read:MEMFS.stream_ops.read,write:MEMFS.stream_ops.write,allocate:MEMFS.stream_ops.allocate,mmap:MEMFS.stream_ops.mmap,msync:MEMFS.stream_ops.msync}},link:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,readlink:MEMFS.node_ops.readlink},stream:{}},chrdev:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:FS.chrdev_stream_ops}};var node=FS.createNode(parent,name,mode,dev);if(FS.isDir(node.mode)){node.node_ops=MEMFS.ops_table.dir.node;node.stream_ops=MEMFS.ops_table.dir.stream;node.contents={}}else if(FS.isFile(node.mode)){node.node_ops=MEMFS.ops_table.file.node;node.stream_ops=MEMFS.ops_table.file.stream;node.usedBytes=0;node.contents=null}else if(FS.isLink(node.mode)){node.node_ops=MEMFS.ops_table.link.node;node.stream_ops=MEMFS.ops_table.link.stream}else if(FS.isChrdev(node.mode)){node.node_ops=MEMFS.ops_table.chrdev.node;node.stream_ops=MEMFS.ops_table.chrdev.stream}node.atime=node.mtime=node.ctime=Date.now();if(parent){parent.contents[name]=node;parent.atime=parent.mtime=parent.ctime=node.atime}return node},getFileDataAsTypedArray(node){if(!node.contents)return new Uint8Array(0);if(node.contents.subarray)return node.contents.subarray(0,node.usedBytes);return new Uint8Array(node.contents)},expandFileStorage(node,newCapacity){var prevCapacity=node.contents?node.contents.length:0;if(prevCapacity>=newCapacity)return;var CAPACITY_DOUBLING_MAX=1024*1024;newCapacity=Math.max(newCapacity,prevCapacity*(prevCapacity>>0);if(prevCapacity!=0)newCapacity=Math.max(newCapacity,256);var oldContents=node.contents;node.contents=new Uint8Array(newCapacity);if(node.usedBytes>0)node.contents.set(oldContents.subarray(0,node.usedBytes),0)},resizeFileStorage(node,newSize){if(node.usedBytes==newSize)return;if(newSize==0){node.contents=null;node.usedBytes=0}else{var oldContents=node.contents;node.contents=new Uint8Array(newSize);if(oldContents){node.contents.set(oldContents.subarray(0,Math.min(newSize,node.usedBytes)))}node.usedBytes=newSize}},node_ops:{getattr(node){var attr={};attr.dev=FS.isChrdev(node.mode)?node.id:1;attr.ino=node.id;attr.mode=node.mode;attr.nlink=1;attr.uid=0;attr.gid=0;attr.rdev=node.rdev;if(FS.isDir(node.mode)){attr.size=4096}else if(FS.isFile(node.mode)){attr.size=node.usedBytes}else if(FS.isLink(node.mode)){attr.size=node.link.length}else{attr.size=0}attr.atime=new Date(node.atime);attr.mtime=new Date(node.mtime);attr.ctime=new Date(node.ctime);attr.blksize=4096;attr.blocks=Math.ceil(attr.size/attr.blksize);return attr},setattr(node,attr){for(const key of["mode","atime","mtime","ctime"]){if(attr[key]){node[key]=attr[key]}}if(attr.size!==undefined){MEMFS.resizeFileStorage(node,attr.size)}},lookup(parent,name){throw MEMFS.doesNotExistError},mknod(parent,name,mode,dev){return MEMFS.createNode(parent,name,mode,dev)},rename(old_node,new_dir,new_name){var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(new_node){if(FS.isDir(old_node.mode)){for(var i in new_node.contents){throw new FS.ErrnoError(55)}}FS.hashRemoveNode(new_node)}delete old_node.parent.contents[old_node.name];new_dir.contents[new_name]=old_node;old_node.name=new_name;new_dir.ctime=new_dir.mtime=old_node.parent.ctime=old_node.parent.mtime=Date.now()},unlink(parent,name){delete parent.contents[name];parent.ctime=parent.mtime=Date.now()},rmdir(parent,name){var node=FS.lookupNode(parent,name);for(var i in node.contents){throw new FS.ErrnoError(55)}delete parent.contents[name];parent.ctime=parent.mtime=Date.now()},readdir(node){return[".","..",...Object.keys(node.contents)]},symlink(parent,newname,oldpath){var node=MEMFS.createNode(parent,newname,511|40960,0);node.link=oldpath;return node},readlink(node){if(!FS.isLink(node.mode)){throw new FS.ErrnoError(28)}return node.link}},stream_ops:{read(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=stream.node.usedBytes)return 0;var size=Math.min(stream.node.usedBytes-position,length);if(size>8&&contents.subarray){buffer.set(contents.subarray(position,position+size),offset)}else{for(var i=0;i0||position+length{var arrayBuffer=await readAsync(url);return new Uint8Array(arrayBuffer)};asyncLoad.isAsync=true;var FS_createDataFile=(parent,name,fileData,canRead,canWrite,canOwn)=>{FS.createDataFile(parent,name,fileData,canRead,canWrite,canOwn)};var preloadPlugins=Module["preloadPlugins"]||[];var FS_handledByPreloadPlugin=(byteArray,fullname,finish,onerror)=>{if(typeof Browser!="undefined")Browser.init();var handled=false;preloadPlugins.forEach(plugin=>{if(handled)return;if(plugin["canHandle"](fullname)){plugin["handle"](byteArray,fullname,finish,onerror);handled=true}});return handled};var FS_createPreloadedFile=(parent,name,url,canRead,canWrite,onload,onerror,dontCreateFile,canOwn,preFinish)=>{var fullname=name?PATH_FS.resolve(PATH.join2(parent,name)):parent;var dep=getUniqueRunDependency(`cp ${fullname}`);function processData(byteArray){function finish(byteArray){preFinish?.();if(!dontCreateFile){FS_createDataFile(parent,name,byteArray,canRead,canWrite,canOwn)}onload?.();removeRunDependency(dep)}if(FS_handledByPreloadPlugin(byteArray,fullname,finish,()=>{onerror?.();removeRunDependency(dep)})){return}finish(byteArray)}addRunDependency(dep);if(typeof url=="string"){asyncLoad(url).then(processData,onerror)}else{processData(url)}};var FS_modeStringToFlags=str=>{var flagModes={r:0,"r+":2,w:512|64|1,"w+":512|64|2,a:1024|64|1,"a+":1024|64|2};var flags=flagModes[str];if(typeof flags=="undefined"){throw new Error(`Unknown file open mode: ${str}`)}return flags};var FS_getMode=(canRead,canWrite)=>{var mode=0;if(canRead)mode|=292|73;if(canWrite)mode|=146;return mode};var ERRNO_CODES={EPERM:63,ENOENT:44,ESRCH:71,EINTR:27,EIO:29,ENXIO:60,E2BIG:1,ENOEXEC:45,EBADF:8,ECHILD:12,EAGAIN:6,EWOULDBLOCK:6,ENOMEM:48,EACCES:2,EFAULT:21,ENOTBLK:105,EBUSY:10,EEXIST:20,EXDEV:75,ENODEV:43,ENOTDIR:54,EISDIR:31,EINVAL:28,ENFILE:41,EMFILE:33,ENOTTY:59,ETXTBSY:74,EFBIG:22,ENOSPC:51,ESPIPE:70,EROFS:69,EMLINK:34,EPIPE:64,EDOM:18,ERANGE:68,ENOMSG:49,EIDRM:24,ECHRNG:106,EL2NSYNC:156,EL3HLT:107,EL3RST:108,ELNRNG:109,EUNATCH:110,ENOCSI:111,EL2HLT:112,EDEADLK:16,ENOLCK:46,EBADE:113,EBADR:114,EXFULL:115,ENOANO:104,EBADRQC:103,EBADSLT:102,EDEADLOCK:16,EBFONT:101,ENOSTR:100,ENODATA:116,ETIME:117,ENOSR:118,ENONET:119,ENOPKG:120,EREMOTE:121,ENOLINK:47,EADV:122,ESRMNT:123,ECOMM:124,EPROTO:65,EMULTIHOP:36,EDOTDOT:125,EBADMSG:9,ENOTUNIQ:126,EBADFD:127,EREMCHG:128,ELIBACC:129,ELIBBAD:130,ELIBSCN:131,ELIBMAX:132,ELIBEXEC:133,ENOSYS:52,ENOTEMPTY:55,ENAMETOOLONG:37,ELOOP:32,EOPNOTSUPP:138,EPFNOSUPPORT:139,ECONNRESET:15,ENOBUFS:42,EAFNOSUPPORT:5,EPROTOTYPE:67,ENOTSOCK:57,ENOPROTOOPT:50,ESHUTDOWN:140,ECONNREFUSED:14,EADDRINUSE:3,ECONNABORTED:13,ENETUNREACH:40,ENETDOWN:38,ETIMEDOUT:73,EHOSTDOWN:142,EHOSTUNREACH:23,EINPROGRESS:26,EALREADY:7,EDESTADDRREQ:17,EMSGSIZE:35,EPROTONOSUPPORT:66,ESOCKTNOSUPPORT:137,EADDRNOTAVAIL:4,ENETRESET:39,EISCONN:30,ENOTCONN:53,ETOOMANYREFS:141,EUSERS:136,EDQUOT:19,ESTALE:72,ENOTSUP:138,ENOMEDIUM:148,EILSEQ:25,EOVERFLOW:61,ECANCELED:11,ENOTRECOVERABLE:56,EOWNERDEAD:62,ESTRPIPE:135};var PROXYFS={mount(mount){return PROXYFS.createNode(null,"/",mount.opts.fs.lstat(mount.opts.root).mode,0)},createNode(parent,name,mode,dev){if(!FS.isDir(mode)&&!FS.isFile(mode)&&!FS.isLink(mode)){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}var node=FS.createNode(parent,name,mode);node.node_ops=PROXYFS.node_ops;node.stream_ops=PROXYFS.stream_ops;return node},realPath(node){var parts=[];while(node.parent!==node){parts.push(node.name);node=node.parent}parts.push(node.mount.opts.root);parts.reverse();return PATH.join(...parts)},node_ops:{getattr(node){var path=PROXYFS.realPath(node);var stat;try{stat=node.mount.opts.fs.lstat(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return{dev:stat.dev,ino:stat.ino,mode:stat.mode,nlink:stat.nlink,uid:stat.uid,gid:stat.gid,rdev:stat.rdev,size:stat.size,atime:stat.atime,mtime:stat.mtime,ctime:stat.ctime,blksize:stat.blksize,blocks:stat.blocks}},setattr(node,attr){var path=PROXYFS.realPath(node);try{if(attr.mode!==undefined){node.mount.opts.fs.chmod(path,attr.mode);node.mode=attr.mode}if(attr.atime||attr.mtime){var atime=new Date(attr.atime||attr.mtime);var mtime=new Date(attr.mtime||attr.atime);node.mount.opts.fs.utime(path,atime,mtime)}if(attr.size!==undefined){node.mount.opts.fs.truncate(path,attr.size)}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},lookup(parent,name){try{var path=PATH.join2(PROXYFS.realPath(parent),name);var mode=parent.mount.opts.fs.lstat(path).mode;var node=PROXYFS.createNode(parent,name,mode);return node}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},mknod(parent,name,mode,dev){var node=PROXYFS.createNode(parent,name,mode,dev);var path=PROXYFS.realPath(node);try{if(FS.isDir(node.mode)){node.mount.opts.fs.mkdir(path,node.mode)}else{node.mount.opts.fs.writeFile(path,"",{mode:node.mode})}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return node},rename(oldNode,newDir,newName){var oldPath=PROXYFS.realPath(oldNode);var newPath=PATH.join2(PROXYFS.realPath(newDir),newName);try{oldNode.mount.opts.fs.rename(oldPath,newPath);oldNode.name=newName}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},unlink(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.unlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},rmdir(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.rmdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readdir(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},symlink(parent,newName,oldPath){var newPath=PATH.join2(PROXYFS.realPath(parent),newName);try{parent.mount.opts.fs.symlink(oldPath,newPath)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readlink(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}}},stream_ops:{open(stream){var path=PROXYFS.realPath(stream.node);try{stream.nfd=stream.node.mount.opts.fs.open(path,stream.flags)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},close(stream){try{stream.node.mount.opts.fs.close(stream.nfd)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},read(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.read(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},write(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.write(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},llseek(stream,offset,whence){var position=offset;if(whence===1){position+=stream.position}else if(whence===2){if(FS.isFile(stream.node.mode)){try{var stat=stream.node.node_ops.getattr(stream.node);position+=stat.size}catch(e){throw new FS.ErrnoError(ERRNO_CODES[e.code])}}}if(position<0){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}return position}}};var FS={root:null,mounts:[],devices:{},streams:[],nextInode:1,nameTable:null,currentPath:"/",initialized:false,ignorePermissions:true,ErrnoError:class{name="ErrnoError";constructor(errno){this.errno=errno}},filesystems:null,syncFSRequests:0,readFiles:{},FSStream:class{shared={};get object(){return this.node}set object(val){this.node=val}get isRead(){return(this.flags&2097155)!==1}get isWrite(){return(this.flags&2097155)!==0}get isAppend(){return this.flags&1024}get flags(){return this.shared.flags}set flags(val){this.shared.flags=val}get position(){return this.shared.position}set position(val){this.shared.position=val}},FSNode:class{node_ops={};stream_ops={};readMode=292|73;writeMode=146;mounted=null;constructor(parent,name,mode,rdev){if(!parent){parent=this}this.parent=parent;this.mount=parent.mount;this.id=FS.nextInode++;this.name=name;this.mode=mode;this.rdev=rdev;this.atime=this.mtime=this.ctime=Date.now()}get read(){return(this.mode&this.readMode)===this.readMode}set read(val){val?this.mode|=this.readMode:this.mode&=~this.readMode}get write(){return(this.mode&this.writeMode)===this.writeMode}set write(val){val?this.mode|=this.writeMode:this.mode&=~this.writeMode}get isFolder(){return FS.isDir(this.mode)}get isDevice(){return FS.isChrdev(this.mode)}},lookupPath(path,opts={}){if(!path)return{path:"",node:null};opts.follow_mount??=true;if(!PATH.isAbs(path)){path=FS.cwd()+"/"+path}linkloop:for(var nlinks=0;nlinks<40;nlinks++){var parts=path.split("/").filter(p=>!!p&&p!==".");var current=FS.root;var current_path="/";for(var i=0;i>>0)%FS.nameTable.length},hashAddNode(node){var hash=FS.hashName(node.parent.id,node.name);node.name_next=FS.nameTable[hash];FS.nameTable[hash]=node},hashRemoveNode(node){var hash=FS.hashName(node.parent.id,node.name);if(FS.nameTable[hash]===node){FS.nameTable[hash]=node.name_next}else{var current=FS.nameTable[hash];while(current){if(current.name_next===node){current.name_next=node.name_next;break}current=current.name_next}}},lookupNode(parent,name){var errCode=FS.mayLookup(parent);if(errCode){throw new FS.ErrnoError(errCode)}var hash=FS.hashName(parent.id,name);for(var node=FS.nameTable[hash];node;node=node.name_next){var nodeName=node.name;if(node.parent.id===parent.id&&nodeName===name){return node}}return FS.lookup(parent,name)},createNode(parent,name,mode,rdev){var node=new FS.FSNode(parent,name,mode,rdev);FS.hashAddNode(node);return node},destroyNode(node){FS.hashRemoveNode(node)},isRoot(node){return node===node.parent},isMountpoint(node){return!!node.mounted},isFile(mode){return(mode&61440)===32768},isDir(mode){return(mode&61440)===16384},isLink(mode){return(mode&61440)===40960},isChrdev(mode){return(mode&61440)===8192},isBlkdev(mode){return(mode&61440)===24576},isFIFO(mode){return(mode&61440)===4096},isSocket(mode){return(mode&49152)===49152},flagsToPermissionString(flag){var perms=["r","w","rw"][flag&3];if(flag&512){perms+="w"}return perms},nodePermissions(node,perms){if(FS.ignorePermissions){return 0}if(perms.includes("r")&&!(node.mode&292)){return 2}else if(perms.includes("w")&&!(node.mode&146)){return 2}else if(perms.includes("x")&&!(node.mode&73)){return 2}return 0},mayLookup(dir){if(!FS.isDir(dir.mode))return 54;var errCode=FS.nodePermissions(dir,"x");if(errCode)return errCode;if(!dir.node_ops.lookup)return 2;return 0},mayCreate(dir,name){if(!FS.isDir(dir.mode)){return 54}try{var node=FS.lookupNode(dir,name);return 20}catch(e){}return FS.nodePermissions(dir,"wx")},mayDelete(dir,name,isdir){var node;try{node=FS.lookupNode(dir,name)}catch(e){return e.errno}var errCode=FS.nodePermissions(dir,"wx");if(errCode){return errCode}if(isdir){if(!FS.isDir(node.mode)){return 54}if(FS.isRoot(node)||FS.getPath(node)===FS.cwd()){return 10}}else{if(FS.isDir(node.mode)){return 31}}return 0},mayOpen(node,flags){if(!node){return 44}if(FS.isLink(node.mode)){return 32}else if(FS.isDir(node.mode)){if(FS.flagsToPermissionString(flags)!=="r"||flags&512){return 31}}return FS.nodePermissions(node,FS.flagsToPermissionString(flags))},MAX_OPEN_FDS:4096,nextfd(){for(var fd=0;fd<=FS.MAX_OPEN_FDS;fd++){if(!FS.streams[fd]){return fd}}throw new FS.ErrnoError(33)},getStreamChecked(fd){var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}return stream},getStream:fd=>FS.streams[fd],createStream(stream,fd=-1){stream=Object.assign(new FS.FSStream,stream);if(fd==-1){fd=FS.nextfd()}stream.fd=fd;FS.streams[fd]=stream;return stream},closeStream(fd){FS.streams[fd]=null},dupStream(origStream,fd=-1){var stream=FS.createStream(origStream,fd);stream.stream_ops?.dup?.(stream);return stream},chrdev_stream_ops:{open(stream){var device=FS.getDevice(stream.node.rdev);stream.stream_ops=device.stream_ops;stream.stream_ops.open?.(stream)},llseek(){throw new FS.ErrnoError(70)}},major:dev=>dev>>8,minor:dev=>dev&255,makedev:(ma,mi)=>ma<<8|mi,registerDevice(dev,ops){FS.devices[dev]={stream_ops:ops}},getDevice:dev=>FS.devices[dev],getMounts(mount){var mounts=[];var check=[mount];while(check.length){var m=check.pop();mounts.push(m);check.push(...m.mounts)}return mounts},syncfs(populate,callback){if(typeof populate=="function"){callback=populate;populate=false}FS.syncFSRequests++;if(FS.syncFSRequests>1){err(`warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work`)}var mounts=FS.getMounts(FS.root.mount);var completed=0;function doCallback(errCode){FS.syncFSRequests--;return callback(errCode)}function done(errCode){if(errCode){if(!done.errored){done.errored=true;return doCallback(errCode)}return}if(++completed>=mounts.length){doCallback(null)}}mounts.forEach(mount=>{if(!mount.type.syncfs){return done(null)}mount.type.syncfs(mount,populate,done)})},mount(type,opts,mountpoint){var root=mountpoint==="/";var pseudo=!mountpoint;var node;if(root&&FS.root){throw new FS.ErrnoError(10)}else if(!root&&!pseudo){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});mountpoint=lookup.path;node=lookup.node;if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}if(!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}}var mount={type,opts,mountpoint,mounts:[]};var mountRoot=type.mount(mount);mountRoot.mount=mount;mount.root=mountRoot;if(root){FS.root=mountRoot}else if(node){node.mounted=mount;if(node.mount){node.mount.mounts.push(mount)}}return mountRoot},unmount(mountpoint){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});if(!FS.isMountpoint(lookup.node)){throw new FS.ErrnoError(28)}var node=lookup.node;var mount=node.mounted;var mounts=FS.getMounts(mount);Object.keys(FS.nameTable).forEach(hash=>{var current=FS.nameTable[hash];while(current){var next=current.name_next;if(mounts.includes(current.mount)){FS.destroyNode(current)}current=next}});node.mounted=null;var idx=node.mount.mounts.indexOf(mount);node.mount.mounts.splice(idx,1)},lookup(parent,name){return parent.node_ops.lookup(parent,name)},mknod(path,mode,dev){var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);if(!name||name==="."||name===".."){throw new FS.ErrnoError(28)}var errCode=FS.mayCreate(parent,name);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.mknod){throw new FS.ErrnoError(63)}return parent.node_ops.mknod(parent,name,mode,dev)},statfs(path){var rtn={bsize:4096,frsize:4096,blocks:1e6,bfree:5e5,bavail:5e5,files:FS.nextInode,ffree:FS.nextInode-1,fsid:42,flags:2,namelen:255};var parent=FS.lookupPath(path,{follow:true}).node;if(parent?.node_ops.statfs){Object.assign(rtn,parent.node_ops.statfs(parent.mount.opts.root))}return rtn},create(path,mode=438){mode&=4095;mode|=32768;return FS.mknod(path,mode,0)},mkdir(path,mode=511){mode&=511|512;mode|=16384;return FS.mknod(path,mode,0)},mkdirTree(path,mode){var dirs=path.split("/");var d="";for(var i=0;iFS.currentPath,chdir(path){var lookup=FS.lookupPath(path,{follow:true});if(lookup.node===null){throw new FS.ErrnoError(44)}if(!FS.isDir(lookup.node.mode)){throw new FS.ErrnoError(54)}var errCode=FS.nodePermissions(lookup.node,"x");if(errCode){throw new FS.ErrnoError(errCode)}FS.currentPath=lookup.path},createDefaultDirectories(){FS.mkdir("/tmp");FS.mkdir("/home");FS.mkdir("/home/web_user")},createDefaultDevices(){FS.mkdir("/dev");FS.registerDevice(FS.makedev(1,3),{read:()=>0,write:(stream,buffer,offset,length,pos)=>length,llseek:()=>0});FS.mkdev("/dev/null",FS.makedev(1,3));TTY.register(FS.makedev(5,0),TTY.default_tty_ops);TTY.register(FS.makedev(6,0),TTY.default_tty1_ops);FS.mkdev("/dev/tty",FS.makedev(5,0));FS.mkdev("/dev/tty1",FS.makedev(6,0));var randomBuffer=new Uint8Array(1024),randomLeft=0;var randomByte=()=>{if(randomLeft===0){randomLeft=randomFill(randomBuffer).byteLength}return randomBuffer[--randomLeft]};FS.createDevice("/dev","random",randomByte);FS.createDevice("/dev","urandom",randomByte);FS.mkdir("/dev/shm");FS.mkdir("/dev/shm/tmp")},createSpecialDirectories(){FS.mkdir("/proc");var proc_self=FS.mkdir("/proc/self");FS.mkdir("/proc/self/fd");FS.mount({mount(){var node=FS.createNode(proc_self,"fd",16895,73);node.stream_ops={llseek:MEMFS.stream_ops.llseek};node.node_ops={lookup(parent,name){var fd=+name;var stream=FS.getStreamChecked(fd);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path},id:fd+1};ret.parent=ret;return ret},readdir(){return Array.from(FS.streams.entries()).filter(([k,v])=>v).map(([k,v])=>k.toString())}};return node}},{},"/proc/self/fd")},createStandardStreams(input,output,error){if(input){FS.createDevice("/dev","stdin",input)}else{FS.symlink("/dev/tty","/dev/stdin")}if(output){FS.createDevice("/dev","stdout",null,output)}else{FS.symlink("/dev/tty","/dev/stdout")}if(error){FS.createDevice("/dev","stderr",null,error)}else{FS.symlink("/dev/tty1","/dev/stderr")}var stdin=FS.open("/dev/stdin",0);var stdout=FS.open("/dev/stdout",1);var stderr=FS.open("/dev/stderr",1)},staticInit(){FS.nameTable=new Array(4096);FS.mount(MEMFS,{},"/");FS.createDefaultDirectories();FS.createDefaultDevices();FS.createSpecialDirectories();FS.filesystems={MEMFS,PROXYFS}},init(input,output,error){FS.initialized=true;input??=Module["stdin"];output??=Module["stdout"];error??=Module["stderr"];FS.createStandardStreams(input,output,error)},quit(){FS.initialized=false;_fflush(0);for(var i=0;ithis.length-1||idx<0){return undefined}var chunkOffset=idx%this.chunkSize;var chunkNum=idx/this.chunkSize|0;return this.getter(chunkNum)[chunkOffset]}setDataGetter(getter){this.getter=getter}cacheLength(){var xhr=new XMLHttpRequest;xhr.open("HEAD",url,false);xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);var datalength=Number(xhr.getResponseHeader("Content-length"));var header;var hasByteServing=(header=xhr.getResponseHeader("Accept-Ranges"))&&header==="bytes";var usesGzip=(header=xhr.getResponseHeader("Content-Encoding"))&&header==="gzip";var chunkSize=1024*1024;if(!hasByteServing)chunkSize=datalength;var doXHR=(from,to)=>{if(from>to)throw new Error("invalid range ("+from+", "+to+") or no bytes requested!");if(to>datalength-1)throw new Error("only "+datalength+" bytes available! programmer error!");var xhr=new XMLHttpRequest;xhr.open("GET",url,false);if(datalength!==chunkSize)xhr.setRequestHeader("Range","bytes="+from+"-"+to);xhr.responseType="arraybuffer";if(xhr.overrideMimeType){xhr.overrideMimeType("text/plain; charset=x-user-defined")}xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);if(xhr.response!==undefined){return new Uint8Array(xhr.response||[])}return intArrayFromString(xhr.responseText||"",true)};var lazyArray=this;lazyArray.setDataGetter(chunkNum=>{var start=chunkNum*chunkSize;var end=(chunkNum+1)*chunkSize-1;end=Math.min(end,datalength-1);if(typeof lazyArray.chunks[chunkNum]=="undefined"){lazyArray.chunks[chunkNum]=doXHR(start,end)}if(typeof lazyArray.chunks[chunkNum]=="undefined")throw new Error("doXHR failed!");return lazyArray.chunks[chunkNum]});if(usesGzip||!datalength){chunkSize=datalength=1;datalength=this.getter(0).length;chunkSize=datalength;out("LazyFiles on gzip forces download of the whole file when length is accessed")}this._length=datalength;this._chunkSize=chunkSize;this.lengthKnown=true}get length(){if(!this.lengthKnown){this.cacheLength()}return this._length}get chunkSize(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}}if(typeof XMLHttpRequest!="undefined"){if(!ENVIRONMENT_IS_WORKER)throw"Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc";var lazyArray=new LazyUint8Array;var properties={isDevice:false,contents:lazyArray}}else{var properties={isDevice:false,url}}var node=FS.createFile(parent,name,properties,canRead,canWrite);if(properties.contents){node.contents=properties.contents}else if(properties.url){node.contents=null;node.url=properties.url}Object.defineProperties(node,{usedBytes:{get:function(){return this.contents.length}}});var stream_ops={};var keys=Object.keys(node.stream_ops);keys.forEach(key=>{var fn=node.stream_ops[key];stream_ops[key]=(...args)=>{FS.forceLoadFile(node);return fn(...args)}});function writeChunks(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=contents.length)return 0;var size=Math.min(contents.length-position,length);if(contents.slice){for(var i=0;i{FS.forceLoadFile(node);return writeChunks(stream,buffer,offset,length,position)};stream_ops.mmap=(stream,length,position,prot,flags)=>{FS.forceLoadFile(node);var ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}writeChunks(stream,HEAP8,ptr,length,position);return{ptr,allocated:true}};node.stream_ops=stream_ops;return node}};Module["FS"]=FS;var SOCKFS={websocketArgs:{},callbacks:{},on(event,callback){SOCKFS.callbacks[event]=callback},emit(event,param){SOCKFS.callbacks[event]?.(param)},mount(mount){SOCKFS.websocketArgs=Module["websocket"]||{};(Module["websocket"]??={})["on"]=SOCKFS.on;return FS.createNode(null,"/",16895,0)},createSocket(family,type,protocol){type&=~526336;var streaming=type==1;if(streaming&&protocol&&protocol!=6){throw new FS.ErrnoError(66)}var sock={family,type,protocol,server:null,error:null,peers:{},pending:[],recv_queue:[],sock_ops:SOCKFS.websocket_sock_ops};var name=SOCKFS.nextname();var node=FS.createNode(SOCKFS.root,name,49152,0);node.sock=sock;var stream=FS.createStream({path:name,node,flags:2,seekable:false,stream_ops:SOCKFS.stream_ops});sock.stream=stream;return sock},getSocket(fd){var stream=FS.getStream(fd);if(!stream||!FS.isSocket(stream.node.mode)){return null}return stream.node.sock},stream_ops:{poll(stream){var sock=stream.node.sock;return sock.sock_ops.poll(sock)},ioctl(stream,request,varargs){var sock=stream.node.sock;return sock.sock_ops.ioctl(sock,request,varargs)},read(stream,buffer,offset,length,position){var sock=stream.node.sock;var msg=sock.sock_ops.recvmsg(sock,length);if(!msg){return 0}buffer.set(msg.buffer,offset);return msg.buffer.length},write(stream,buffer,offset,length,position){var sock=stream.node.sock;return sock.sock_ops.sendmsg(sock,buffer,offset,length)},close(stream){var sock=stream.node.sock;sock.sock_ops.close(sock)}},nextname(){if(!SOCKFS.nextname.current){SOCKFS.nextname.current=0}return`socket[${SOCKFS.nextname.current++}]`},websocket_sock_ops:{createPeer(sock,addr,port){var ws;if(typeof addr=="object"){ws=addr;addr=null;port=null}if(ws){if(ws._socket){addr=ws._socket.remoteAddress;port=ws._socket.remotePort}else{var result=/ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url);if(!result){throw new Error("WebSocket URL must be in the format ws(s)://address:port")}addr=result[1];port=parseInt(result[2],10)}}else{try{var url="ws:#".replace("#","//");var subProtocols="binary";var opts=undefined;if("function"===typeof SOCKFS.websocketArgs["url"]) { +url = SOCKFS.websocketArgs["url"](...arguments); +}else if ("string" === typeof SOCKFS.websocketArgs["url"]){url=SOCKFS.websocketArgs["url"]}if(SOCKFS.websocketArgs["subprotocol"]){subProtocols=SOCKFS.websocketArgs["subprotocol"]}else if(SOCKFS.websocketArgs["subprotocol"]===null){subProtocols="null"}if(url==="ws://"||url==="wss://"){var parts=addr.split("/");url=url+parts[0]+":"+port+"/"+parts.slice(1).join("/")}if(subProtocols!=="null"){subProtocols=subProtocols.replace(/^ +| +$/g,"").split(/ *, */);opts=subProtocols}var WebSocketConstructor;{WebSocketConstructor=WebSocket}if (Module['websocket']['decorator']) {WebSocketConstructor = Module['websocket']['decorator'](WebSocketConstructor);}ws = new WebSocketConstructor(url,opts);ws.binaryType="arraybuffer"}catch(e){throw new FS.ErrnoError(23)}}var peer={addr,port,socket:ws,msg_send_queue:[]};SOCKFS.websocket_sock_ops.addPeer(sock,peer);SOCKFS.websocket_sock_ops.handlePeerEvents(sock,peer);if(sock.type===2&&typeof sock.sport!="undefined"){peer.msg_send_queue.push(new Uint8Array([255,255,255,255,"p".charCodeAt(0),"o".charCodeAt(0),"r".charCodeAt(0),"t".charCodeAt(0),(sock.sport&65280)>>8,sock.sport&255]))}return peer},getPeer(sock,addr,port){return sock.peers[addr+":"+port]},addPeer(sock,peer){sock.peers[peer.addr+":"+peer.port]=peer},removePeer(sock,peer){delete sock.peers[peer.addr+":"+peer.port]},handlePeerEvents(sock,peer){var first=true;var handleOpen=function(){sock.connecting=false;SOCKFS.emit("open",sock.stream.fd);try{var queued=peer.msg_send_queue.shift();while(queued){peer.socket.send(queued);queued=peer.msg_send_queue.shift()}}catch(e){peer.socket.close()}};function handleMessage(data){if(typeof data=="string"){var encoder=new TextEncoder;data=encoder.encode(data)}else{assert(data.byteLength!==undefined);if(data.byteLength==0){return}data=new Uint8Array(data)}var wasfirst=first;first=false;if(wasfirst&&data.length===10&&data[0]===255&&data[1]===255&&data[2]===255&&data[3]===255&&data[4]==="p".charCodeAt(0)&&data[5]==="o".charCodeAt(0)&&data[6]==="r".charCodeAt(0)&&data[7]==="t".charCodeAt(0)){var newport=data[8]<<8|data[9];SOCKFS.websocket_sock_ops.removePeer(sock,peer);peer.port=newport;SOCKFS.websocket_sock_ops.addPeer(sock,peer);return}sock.recv_queue.push({addr:peer.addr,port:peer.port,data});SOCKFS.emit("message",sock.stream.fd)}if(ENVIRONMENT_IS_NODE){peer.socket.on("open",handleOpen);peer.socket.on("message",function(data,isBinary){if(!isBinary){return}handleMessage(new Uint8Array(data).buffer)});peer.socket.on("close",function(){SOCKFS.emit("close",sock.stream.fd)});peer.socket.on("error",function(error){sock.error=14;SOCKFS.emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])})}else{peer.socket.onopen=handleOpen;peer.socket.onclose=function(){SOCKFS.emit("close",sock.stream.fd)};peer.socket.onmessage=function peer_socket_onmessage(event){handleMessage(event.data)};peer.socket.onerror=function(error){sock.error=14;SOCKFS.emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])}}},poll(sock){if(sock.type===1&&sock.server){return sock.pending.length?64|1:0}var mask=0;var dest=sock.type===1?SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport):null;if(sock.recv_queue.length||!dest||dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=64|1}if(!dest||dest&&dest.socket.readyState===dest.socket.OPEN){mask|=4}if(dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){if(sock.connecting){mask|=4}else{mask|=16}}return mask},ioctl(sock,request,arg){switch(request){case 21531:var bytes=0;if(sock.recv_queue.length){bytes=sock.recv_queue[0].data.length}HEAP32[arg>>2]=bytes;return 0;default:return 28}},close(sock){if(sock.server){try{sock.server.close()}catch(e){}sock.server=null}var peers=Object.keys(sock.peers);for(var i=0;i{var socket=SOCKFS.getSocket(fd);if(!socket)throw new FS.ErrnoError(8);return socket};var inetPton4=str=>{var b=str.split(".");for(var i=0;i<4;i++){var tmp=Number(b[i]);if(isNaN(tmp))return null;b[i]=tmp}return(b[0]|b[1]<<8|b[2]<<16|b[3]<<24)>>>0};var jstoi_q=str=>parseInt(str);var inetPton6=str=>{var words;var w,offset,z;var valid6regx=/^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i;var parts=[];if(!valid6regx.test(str)){return null}if(str==="::"){return[0,0,0,0,0,0,0,0]}if(str.startsWith("::")){str=str.replace("::","Z:")}else{str=str.replace("::",":Z:")}if(str.indexOf(".")>0){str=str.replace(new RegExp("[.]","g"),":");words=str.split(":");words[words.length-4]=jstoi_q(words[words.length-4])+jstoi_q(words[words.length-3])*256;words[words.length-3]=jstoi_q(words[words.length-2])+jstoi_q(words[words.length-1])*256;words=words.slice(0,words.length-2)}else{words=str.split(":")}offset=0;z=0;for(w=0;w{switch(family){case 2:addr=inetPton4(addr);zeroMemory(sa,16);if(addrlen){HEAP32[addrlen>>2]=16}HEAP16[sa>>1]=family;HEAP32[sa+4>>2]=addr;HEAP16[sa+2>>1]=_htons(port);break;case 10:addr=inetPton6(addr);zeroMemory(sa,28);if(addrlen){HEAP32[addrlen>>2]=28}HEAP32[sa>>2]=family;HEAP32[sa+8>>2]=addr[0];HEAP32[sa+12>>2]=addr[1];HEAP32[sa+16>>2]=addr[2];HEAP32[sa+20>>2]=addr[3];HEAP16[sa+2>>1]=_htons(port);break;default:return 5}return 0};var DNS={address_map:{id:1,addrs:{},names:{}},lookup_name(name){var res=inetPton4(name);if(res!==null){return name}res=inetPton6(name);if(res!==null){return name}var addr;if(DNS.address_map.addrs[name]){addr=DNS.address_map.addrs[name]}else{var id=DNS.address_map.id++;assert(id<65535,"exceeded max address mappings of 65535");addr="172.29."+(id&255)+"."+(id&65280);DNS.address_map.names[addr]=name;DNS.address_map.addrs[name]=addr}return addr},lookup_addr(addr){if(DNS.address_map.names[addr]){return DNS.address_map.names[addr]}return null}};function ___syscall_accept4(fd,addr,addrlen,flags,d1,d2){try{var sock=getSocketFromFD(fd);var newsock=sock.sock_ops.accept(sock);if(addr){var errno=writeSockaddr(addr,newsock.family,DNS.lookup_name(newsock.daddr),newsock.dport,addrlen)}return newsock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var inetNtop4=addr=>(addr&255)+"."+(addr>>8&255)+"."+(addr>>16&255)+"."+(addr>>24&255);var inetNtop6=ints=>{var str="";var word=0;var longest=0;var lastzero=0;var zstart=0;var len=0;var i=0;var parts=[ints[0]&65535,ints[0]>>16,ints[1]&65535,ints[1]>>16,ints[2]&65535,ints[2]>>16,ints[3]&65535,ints[3]>>16];var hasipv4=true;var v4part="";for(i=0;i<5;i++){if(parts[i]!==0){hasipv4=false;break}}if(hasipv4){v4part=inetNtop4(parts[6]|parts[7]<<16);if(parts[5]===-1){str="::ffff:";str+=v4part;return str}if(parts[5]===0){str="::";if(v4part==="0.0.0.0")v4part="";if(v4part==="0.0.0.1")v4part="1";str+=v4part;return str}}for(word=0;word<8;word++){if(parts[word]===0){if(word-lastzero>1){len=0}lastzero=word;len++}if(len>longest){longest=len;zstart=word-longest+1}}for(word=0;word<8;word++){if(longest>1){if(parts[word]===0&&word>=zstart&&word{var family=HEAP16[sa>>1];var port=_ntohs(HEAPU16[sa+2>>1]);var addr;switch(family){case 2:if(salen!==16){return{errno:28}}addr=HEAP32[sa+4>>2];addr=inetNtop4(addr);break;case 10:if(salen!==28){return{errno:28}}addr=[HEAP32[sa+8>>2],HEAP32[sa+12>>2],HEAP32[sa+16>>2],HEAP32[sa+20>>2]];addr=inetNtop6(addr);break;default:return{errno:5}}return{family,addr,port}};var getSocketAddress=(addrp,addrlen)=>{var info=readSockaddr(addrp,addrlen);if(info.errno)throw new FS.ErrnoError(info.errno);info.addr=DNS.lookup_addr(info.addr)||info.addr;return info};function ___syscall_bind(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.bind(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var SYSCALLS={DEFAULT_POLLMASK:5,calculateAt(dirfd,path,allowEmpty){if(PATH.isAbs(path)){return path}var dir;if(dirfd===-100){dir=FS.cwd()}else{var dirstream=SYSCALLS.getStreamFromFD(dirfd);dir=dirstream.path}if(path.length==0){if(!allowEmpty){throw new FS.ErrnoError(44)}return dir}return dir+"/"+path},doStat(func,path,buf){var stat=func(path);HEAP32[buf>>2]=stat.dev;HEAP32[buf+4>>2]=stat.mode;HEAPU32[buf+8>>2]=stat.nlink;HEAP32[buf+12>>2]=stat.uid;HEAP32[buf+16>>2]=stat.gid;HEAP32[buf+20>>2]=stat.rdev;tempI64=[stat.size>>>0,(tempDouble=stat.size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+24>>2]=tempI64[0],HEAP32[buf+28>>2]=tempI64[1];HEAP32[buf+32>>2]=4096;HEAP32[buf+36>>2]=stat.blocks;var atime=stat.atime.getTime();var mtime=stat.mtime.getTime();var ctime=stat.ctime.getTime();tempI64=[Math.floor(atime/1e3)>>>0,(tempDouble=Math.floor(atime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+40>>2]=tempI64[0],HEAP32[buf+44>>2]=tempI64[1];HEAPU32[buf+48>>2]=atime%1e3*1e3*1e3;tempI64=[Math.floor(mtime/1e3)>>>0,(tempDouble=Math.floor(mtime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+56>>2]=tempI64[0],HEAP32[buf+60>>2]=tempI64[1];HEAPU32[buf+64>>2]=mtime%1e3*1e3*1e3;tempI64=[Math.floor(ctime/1e3)>>>0,(tempDouble=Math.floor(ctime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+72>>2]=tempI64[0],HEAP32[buf+76>>2]=tempI64[1];HEAPU32[buf+80>>2]=ctime%1e3*1e3*1e3;tempI64=[stat.ino>>>0,(tempDouble=stat.ino,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+88>>2]=tempI64[0],HEAP32[buf+92>>2]=tempI64[1];return 0},doMsync(addr,stream,len,flags,offset){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}if(flags&2){return 0}var buffer=HEAPU8.slice(addr,addr+len);FS.msync(stream,buffer,offset,len,flags)},getStreamFromFD(fd){var stream=FS.getStreamChecked(fd);return stream},varargs:undefined,getStr(ptr){var ret=UTF8ToString(ptr);return ret}};function ___syscall_chdir(path){try{path=SYSCALLS.getStr(path);FS.chdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_chmod(path,mode){try{path=SYSCALLS.getStr(path);FS.chmod(path,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_connect(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.connect(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup(fd){try{var old=SYSCALLS.getStreamFromFD(fd);return FS.dupStream(old).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup3(fd,newfd,flags){try{var old=SYSCALLS.getStreamFromFD(fd);if(old.fd===newfd)return-28;if(newfd<0||newfd>=FS.MAX_OPEN_FDS)return-8;var existing=FS.getStream(newfd);if(existing)FS.close(existing);return FS.dupStream(old,newfd).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_faccessat(dirfd,path,amode,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(amode&~7){return-28}var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;if(!node){return-44}var perms="";if(amode&4)perms+="r";if(amode&2)perms+="w";if(amode&1)perms+="x";if(perms&&FS.nodePermissions(node,perms)){return-2}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchmod(fd,mode){try{FS.fchmod(fd,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchown32(fd,owner,group){try{FS.fchown(fd,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchownat(dirfd,path,owner,group,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;flags=flags&~256;path=SYSCALLS.calculateAt(dirfd,path);(nofollow?FS.lchown:FS.chown)(path,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var syscallGetVarargI=()=>{var ret=HEAP32[+SYSCALLS.varargs>>2];SYSCALLS.varargs+=4;return ret};var syscallGetVarargP=syscallGetVarargI;function ___syscall_fcntl64(fd,cmd,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(cmd){case 0:{var arg=syscallGetVarargI();if(arg<0){return-28}while(FS.streams[arg]){arg++}var newStream;newStream=FS.dupStream(stream,arg);return newStream.fd}case 1:case 2:return 0;case 3:return stream.flags;case 4:{var arg=syscallGetVarargI();stream.flags|=arg;return 0}case 12:{var arg=syscallGetVarargP();var offset=0;HEAP16[arg+offset>>1]=2;return 0}case 13:case 14:return 0}return-28}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fstat64(fd,buf){try{var stream=SYSCALLS.getStreamFromFD(fd);return SYSCALLS.doStat(FS.stat,stream.path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var convertI32PairToI53Checked=(lo,hi)=>hi+2097152>>>0<4194305-!!lo?(lo>>>0)+hi*4294967296:NaN;function ___syscall_ftruncate64(fd,length_low,length_high){var length=convertI32PairToI53Checked(length_low,length_high);try{if(isNaN(length))return 61;FS.ftruncate(fd,length);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var stringToUTF8=(str,outPtr,maxBytesToWrite)=>stringToUTF8Array(str,HEAPU8,outPtr,maxBytesToWrite);Module["stringToUTF8"]=stringToUTF8;function ___syscall_getcwd(buf,size){try{if(size===0)return-28;var cwd=FS.cwd();var cwdLengthInBytes=lengthBytesUTF8(cwd)+1;if(size>>0,(tempDouble=id,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos>>2]=tempI64[0],HEAP32[dirp+pos+4>>2]=tempI64[1];tempI64=[(idx+1)*struct_size>>>0,(tempDouble=(idx+1)*struct_size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos+8>>2]=tempI64[0],HEAP32[dirp+pos+12>>2]=tempI64[1];HEAP16[dirp+pos+16>>1]=280;HEAP8[dirp+pos+18]=type;stringToUTF8(name,dirp+pos+19,256);pos+=struct_size}FS.llseek(stream,idx*struct_size,0);return pos}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getpeername(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);if(!sock.daddr){return-53}var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.daddr),sock.dport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockname(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.saddr||"0.0.0.0"),sock.sport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockopt(fd,level,optname,optval,optlen,d1){try{var sock=getSocketFromFD(fd);if(level===1){if(optname===4){HEAP32[optval>>2]=sock.error;HEAP32[optlen>>2]=4;sock.error=null;return 0}}return-50}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_ioctl(fd,op,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(op){case 21509:{if(!stream.tty)return-59;return 0}case 21505:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcgets){var termios=stream.tty.ops.ioctl_tcgets(stream);var argp=syscallGetVarargP();HEAP32[argp>>2]=termios.c_iflag||0;HEAP32[argp+4>>2]=termios.c_oflag||0;HEAP32[argp+8>>2]=termios.c_cflag||0;HEAP32[argp+12>>2]=termios.c_lflag||0;for(var i=0;i<32;i++){HEAP8[argp+i+17]=termios.c_cc[i]||0}return 0}return 0}case 21510:case 21511:case 21512:{if(!stream.tty)return-59;return 0}case 21506:case 21507:case 21508:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcsets){var argp=syscallGetVarargP();var c_iflag=HEAP32[argp>>2];var c_oflag=HEAP32[argp+4>>2];var c_cflag=HEAP32[argp+8>>2];var c_lflag=HEAP32[argp+12>>2];var c_cc=[];for(var i=0;i<32;i++){c_cc.push(HEAP8[argp+i+17])}return stream.tty.ops.ioctl_tcsets(stream.tty,op,{c_iflag,c_oflag,c_cflag,c_lflag,c_cc})}return 0}case 21519:{if(!stream.tty)return-59;var argp=syscallGetVarargP();HEAP32[argp>>2]=0;return 0}case 21520:{if(!stream.tty)return-59;return-28}case 21531:{var argp=syscallGetVarargP();return FS.ioctl(stream,op,argp)}case 21523:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tiocgwinsz){var winsize=stream.tty.ops.ioctl_tiocgwinsz(stream.tty);var argp=syscallGetVarargP();HEAP16[argp>>1]=winsize[0];HEAP16[argp+2>>1]=winsize[1]}return 0}case 21524:{if(!stream.tty)return-59;return 0}case 21515:{if(!stream.tty)return-59;return 0}default:return-28}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_listen(fd,backlog){try{var sock=getSocketFromFD(fd);sock.sock_ops.listen(sock,backlog);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_lstat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.lstat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_mkdirat(dirfd,path,mode){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);FS.mkdir(path,mode,0);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_newfstatat(dirfd,path,buf,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;var allowEmpty=flags&4096;flags=flags&~6400;path=SYSCALLS.calculateAt(dirfd,path,allowEmpty);return SYSCALLS.doStat(nofollow?FS.lstat:FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_openat(dirfd,path,flags,varargs){SYSCALLS.varargs=varargs;try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);var mode=varargs?syscallGetVarargI():0;return FS.open(path,flags,mode).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var PIPEFS={BUCKET_BUFFER_SIZE:8192,mount(mount){return FS.createNode(null,"/",16384|511,0)},createPipe(){var pipe={buckets:[],refcnt:2};pipe.buckets.push({buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:0,roffset:0});var rName=PIPEFS.nextname();var wName=PIPEFS.nextname();var rNode=FS.createNode(PIPEFS.root,rName,4096,0);var wNode=FS.createNode(PIPEFS.root,wName,4096,0);rNode.pipe=pipe;wNode.pipe=pipe;var readableStream=FS.createStream({path:rName,node:rNode,flags:0,seekable:false,stream_ops:PIPEFS.stream_ops});rNode.stream=readableStream;var writableStream=FS.createStream({path:wName,node:wNode,flags:1,seekable:false,stream_ops:PIPEFS.stream_ops});wNode.stream=writableStream;return{readable_fd:readableStream.fd,writable_fd:writableStream.fd}},stream_ops:{poll(stream){var pipe=stream.node.pipe;if((stream.flags&2097155)===1){return 256|4}if(pipe.buckets.length>0){for(var i=0;i0){return 64|1}}}return 0},ioctl(stream,request,varargs){return 28},fsync(stream){return 28},read(stream,buffer,offset,length,position){var pipe=stream.node.pipe;var currentLength=0;for(var i=0;i=dataLen){currBucket.buffer.set(data,currBucket.offset);currBucket.offset+=dataLen;return dataLen}else if(freeBytesInCurrBuffer>0){currBucket.buffer.set(data.subarray(0,freeBytesInCurrBuffer),currBucket.offset);currBucket.offset+=freeBytesInCurrBuffer;data=data.subarray(freeBytesInCurrBuffer,data.byteLength)}var numBuckets=data.byteLength/PIPEFS.BUCKET_BUFFER_SIZE|0;var remElements=data.byteLength%PIPEFS.BUCKET_BUFFER_SIZE;for(var i=0;i0){var newBucket={buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:data.byteLength,roffset:0};pipe.buckets.push(newBucket);newBucket.buffer.set(data)}return dataLen},close(stream){var pipe=stream.node.pipe;pipe.refcnt--;if(pipe.refcnt===0){pipe.buckets=null}}},nextname(){if(!PIPEFS.nextname.current){PIPEFS.nextname.current=0}return"pipe["+PIPEFS.nextname.current+++"]"}};function ___syscall_pipe(fdPtr){try{if(fdPtr==0){throw new FS.ErrnoError(21)}var res=PIPEFS.createPipe();HEAP32[fdPtr>>2]=res.readable_fd;HEAP32[fdPtr+4>>2]=res.writable_fd;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_poll(fds,nfds,timeout){try{var nonzero=0;for(var i=0;i>2];var events=HEAP16[pollfd+4>>1];var mask=32;var stream=FS.getStream(fd);if(stream){mask=SYSCALLS.DEFAULT_POLLMASK;if (stream.stream_ops?.poll){mask=stream.stream_ops.poll(stream,-1)}}mask&=events|8|16;if(mask)nonzero++;HEAP16[pollfd+6>>1]=mask}return nonzero}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_readlinkat(dirfd,path,buf,bufsize){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(bufsize<=0)return-28;var ret=FS.readlink(path);var len=Math.min(bufsize,lengthBytesUTF8(ret));var endChar=HEAP8[buf+len];stringToUTF8(ret,buf,bufsize+1);HEAP8[buf+len]=endChar;return len}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_recvfrom(fd,buf,len,flags,addr,addrlen){try{var sock=getSocketFromFD(fd);var msg=sock.sock_ops.recvmsg(sock, len, typeof flags !== "undefined" ? flags : 0);if(!msg)return 0;if(addr){var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(msg.addr),msg.port,addrlen)}HEAPU8.set(msg.buffer,buf);return msg.buffer.byteLength}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_renameat(olddirfd,oldpath,newdirfd,newpath){try{oldpath=SYSCALLS.getStr(oldpath);newpath=SYSCALLS.getStr(newpath);oldpath=SYSCALLS.calculateAt(olddirfd,oldpath);newpath=SYSCALLS.calculateAt(newdirfd,newpath);FS.rename(oldpath,newpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_rmdir(path){try{path=SYSCALLS.getStr(path);FS.rmdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_sendto(fd,message,length,flags,addr,addr_len){try{var sock=getSocketFromFD(fd);if(!addr){return FS.write(sock.stream,HEAP8,message,length)}var dest=getSocketAddress(addr,addr_len);return sock.sock_ops.sendmsg(sock,HEAP8,message,length,dest.addr,dest.port)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_socket(domain,type,protocol){try{var sock=SOCKFS.createSocket(domain,type,protocol);return sock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_stat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_statfs64(path,size,buf){try{var stats=FS.statfs(SYSCALLS.getStr(path));HEAP32[buf+4>>2]=stats.bsize;HEAP32[buf+40>>2]=stats.bsize;HEAP32[buf+8>>2]=stats.blocks;HEAP32[buf+12>>2]=stats.bfree;HEAP32[buf+16>>2]=stats.bavail;HEAP32[buf+20>>2]=stats.files;HEAP32[buf+24>>2]=stats.ffree;HEAP32[buf+28>>2]=stats.fsid;HEAP32[buf+44>>2]=stats.flags;HEAP32[buf+36>>2]=stats.namelen;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_symlinkat(target,dirfd,linkpath){try{target=SYSCALLS.getStr(target);linkpath=SYSCALLS.getStr(linkpath);linkpath=SYSCALLS.calculateAt(dirfd,linkpath);FS.symlink(target,linkpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_unlinkat(dirfd,path,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(flags===0){FS.unlink(path)}else if(flags===512){FS.rmdir(path)}else{abort("Invalid flags passed to unlinkat")}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var readI53FromI64=ptr=>HEAPU32[ptr>>2]+HEAP32[ptr+4>>2]*4294967296;function ___syscall_utimensat(dirfd,path,times,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path,true);var now=Date.now(),atime,mtime;if(!times){atime=now;mtime=now}else{var seconds=readI53FromI64(times);var nanoseconds=HEAP32[times+8>>2];if(nanoseconds==1073741823){atime=now}else if(nanoseconds==1073741822){atime=null}else{atime=seconds*1e3+nanoseconds/(1e3*1e3)}times+=16;seconds=readI53FromI64(times);nanoseconds=HEAP32[times+8>>2];if(nanoseconds==1073741823){mtime=now}else if(nanoseconds==1073741822){mtime=null}else{mtime=seconds*1e3+nanoseconds/(1e3*1e3)}}if((mtime??atime)!==null){FS.utime(path,atime,mtime)}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var __abort_js=()=>abort("");var __emscripten_lookup_name=name=>{var nameString=UTF8ToString(name);return inetPton4(DNS.lookup_name(nameString))};var __emscripten_memcpy_js=(dest,src,num)=>HEAPU8.copyWithin(dest,src,src+num);var runtimeKeepaliveCounter=0;var __emscripten_runtime_keepalive_clear=()=>{noExitRuntime=false;runtimeKeepaliveCounter=0};function __gmtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getUTCSeconds();HEAP32[tmPtr+4>>2]=date.getUTCMinutes();HEAP32[tmPtr+8>>2]=date.getUTCHours();HEAP32[tmPtr+12>>2]=date.getUTCDate();HEAP32[tmPtr+16>>2]=date.getUTCMonth();HEAP32[tmPtr+20>>2]=date.getUTCFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getUTCDay();var start=Date.UTC(date.getUTCFullYear(),0,1,0,0,0,0);var yday=(date.getTime()-start)/(1e3*60*60*24)|0;HEAP32[tmPtr+28>>2]=yday}var isLeapYear=year=>year%4===0&&(year%100!==0||year%400===0);var MONTH_DAYS_LEAP_CUMULATIVE=[0,31,60,91,121,152,182,213,244,274,305,335];var MONTH_DAYS_REGULAR_CUMULATIVE=[0,31,59,90,120,151,181,212,243,273,304,334];var ydayFromDate=date=>{var leap=isLeapYear(date.getFullYear());var monthDaysCumulative=leap?MONTH_DAYS_LEAP_CUMULATIVE:MONTH_DAYS_REGULAR_CUMULATIVE;var yday=monthDaysCumulative[date.getMonth()]+date.getDate()-1;return yday};function __localtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr+36>>2]=-(date.getTimezoneOffset()*60);var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dst=(summerOffset!=winterOffset&&date.getTimezoneOffset()==Math.min(winterOffset,summerOffset))|0;HEAP32[tmPtr+32>>2]=dst}var setTempRet0=val=>__emscripten_tempret_set(val);var __mktime_js=function(tmPtr){var ret=(()=>{var date=new Date(HEAP32[tmPtr+20>>2]+1900,HEAP32[tmPtr+16>>2],HEAP32[tmPtr+12>>2],HEAP32[tmPtr+8>>2],HEAP32[tmPtr+4>>2],HEAP32[tmPtr>>2],0);var dst=HEAP32[tmPtr+32>>2];var guessedOffset=date.getTimezoneOffset();var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dstOffset=Math.min(winterOffset,summerOffset);if(dst<0){HEAP32[tmPtr+32>>2]=Number(summerOffset!=winterOffset&&dstOffset==guessedOffset)}else if(dst>0!=(dstOffset==guessedOffset)){var nonDstOffset=Math.max(winterOffset,summerOffset);var trueOffset=dst>0?dstOffset:nonDstOffset;date.setTime(date.getTime()+(trueOffset-guessedOffset)*6e4)}HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getYear();var timeMs=date.getTime();if(isNaN(timeMs)){return-1}return timeMs/1e3})();return setTempRet0((tempDouble=ret,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)),ret>>>0};function __mmap_js(len,prot,flags,fd,offset_low,offset_high,allocated,addr){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);var res=FS.mmap(stream,len,offset,prot,flags);var ptr=res.ptr;HEAP32[allocated>>2]=res.allocated;HEAPU32[addr>>2]=ptr;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function __munmap_js(addr,len,prot,flags,fd,offset_low,offset_high){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{var stream=SYSCALLS.getStreamFromFD(fd);if(prot&2){SYSCALLS.doMsync(addr,stream,len,flags,offset)}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var timers={};var handleException=e=>{if(e instanceof ExitStatus||e=="unwind"){return EXITSTATUS}quit_(1,e)};var keepRuntimeAlive=()=>noExitRuntime||runtimeKeepaliveCounter>0;var _proc_exit=code=>{EXITSTATUS=code;if(!keepRuntimeAlive()){Module["onExit"]?.(code);ABORT=true}quit_(code,new ExitStatus(code))};var exitJS=(status,implicit)=>{EXITSTATUS=status;if(!keepRuntimeAlive()){exitRuntime()}_proc_exit(status)};var _exit=exitJS;Module["_exit"]=_exit;var maybeExit=()=>{if(runtimeExited){return}if(!keepRuntimeAlive()){try{_exit(EXITSTATUS)}catch(e){handleException(e)}}};var callUserCallback=func=>{if(runtimeExited||ABORT){return}try{func();maybeExit()}catch(e){handleException(e)}};var _emscripten_get_now=()=>performance.now();var __setitimer_js=(which,timeout_ms)=>{if(timers[which]){clearTimeout(timers[which].id);delete timers[which]}if(!timeout_ms)return 0;var id=setTimeout(()=>{delete timers[which];callUserCallback(()=>__emscripten_timeout(which,_emscripten_get_now()))},timeout_ms);timers[which]={id,timeout_ms};return 0};var __tzset_js=(timezone,daylight,std_name,dst_name)=>{var currentYear=(new Date).getFullYear();var winter=new Date(currentYear,0,1);var summer=new Date(currentYear,6,1);var winterOffset=winter.getTimezoneOffset();var summerOffset=summer.getTimezoneOffset();var stdTimezoneOffset=Math.max(winterOffset,summerOffset);HEAPU32[timezone>>2]=stdTimezoneOffset*60;HEAP32[daylight>>2]=Number(winterOffset!=summerOffset);var extractZone=timezoneOffset=>{var sign=timezoneOffset>=0?"-":"+";var absOffset=Math.abs(timezoneOffset);var hours=String(Math.floor(absOffset/60)).padStart(2,"0");var minutes=String(absOffset%60).padStart(2,"0");return`UTC${sign}${hours}${minutes}`};var winterName=extractZone(winterOffset);var summerName=extractZone(summerOffset);if(summerOffsetDate.now();var nowIsMonotonic=1;var checkWasiClock=clock_id=>clock_id>=0&&clock_id<=3;function _clock_time_get(clk_id,ignored_precision_low,ignored_precision_high,ptime){var ignored_precision=convertI32PairToI53Checked(ignored_precision_low,ignored_precision_high);if(!checkWasiClock(clk_id)){return 28}var now;if(clk_id===0){now=_emscripten_date_now()}else if(nowIsMonotonic){now=_emscripten_get_now()}else{return 52}var nsec=Math.round(now*1e3*1e3);tempI64=[nsec>>>0,(tempDouble=nsec,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[ptime>>2]=tempI64[0],HEAP32[ptime+4>>2]=tempI64[1];return 0}var getHeapMax=()=>2147483648;var _emscripten_get_heap_max=()=>getHeapMax();var growMemory=size=>{var b=wasmMemory.buffer;var pages=(size-b.byteLength+65535)/65536|0;try{wasmMemory.grow(pages);updateMemoryViews();return 1}catch(e){}};var _emscripten_resize_heap=requestedSize=>{var oldSize=HEAPU8.length;requestedSize>>>=0;var maxHeapSize=getHeapMax();if(requestedSize>maxHeapSize){return false}for(var cutDown=1;cutDown<=4;cutDown*=2){var overGrownHeapSize=oldSize*(1+.2/cutDown);overGrownHeapSize=Math.min(overGrownHeapSize,requestedSize+100663296);var newSize=Math.min(maxHeapSize,alignMemory(Math.max(requestedSize,overGrownHeapSize),65536));var replacement=growMemory(newSize);if(replacement){return true}}return false};var runtimeKeepalivePush=()=>{runtimeKeepaliveCounter+=1};var runtimeKeepalivePop=()=>{runtimeKeepaliveCounter-=1};var safeSetTimeout=(func,timeout)=>{runtimeKeepalivePush();return setTimeout(()=>{runtimeKeepalivePop();callUserCallback(func)},timeout)};var _emscripten_sleep=ms=>Asyncify.handleSleep(wakeUp=>safeSetTimeout(wakeUp,ms));Module["_emscripten_sleep"]=_emscripten_sleep;_emscripten_sleep.isAsync=true;var ENV = PHPLoader.ENV || {};var getExecutableName=()=>thisProgram||"./this.program";var getEnvStrings=()=>{if(!getEnvStrings.strings){var lang=(typeof navigator=="object"&&navigator.languages&&navigator.languages[0]||"C").replace("-","_")+".UTF-8";var env={USER:"web_user",LOGNAME:"web_user",PATH:"/",PWD:"/",HOME:"/home/web_user",LANG:lang,_:getExecutableName()};for(var x in ENV){if(ENV[x]===undefined)delete env[x];else env[x]=ENV[x]}var strings=[];for(var x in env){strings.push(`${x}=${env[x]}`)}getEnvStrings.strings=strings}return getEnvStrings.strings};var stringToAscii=(str,buffer)=>{for(var i=0;i{var bufSize=0;getEnvStrings().forEach((string,i)=>{var ptr=environ_buf+bufSize;HEAPU32[__environ+i*4>>2]=ptr;stringToAscii(string,ptr);bufSize+=string.length+1});return 0};var _environ_sizes_get=(penviron_count,penviron_buf_size)=>{var strings=getEnvStrings();HEAPU32[penviron_count>>2]=strings.length;var bufSize=0;strings.forEach(string=>bufSize+=string.length+1);HEAPU32[penviron_buf_size>>2]=bufSize;return 0};function _fd_close(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);FS.close(stream);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_fdstat_get(fd,pbuf){try{var rightsBase=0;var rightsInheriting=0;var flags=0;{var stream=SYSCALLS.getStreamFromFD(fd);var type=stream.tty?2:FS.isDir(stream.mode)?3:FS.isLink(stream.mode)?7:4}HEAP8[pbuf]=type;HEAP16[pbuf+2>>1]=flags;tempI64=[rightsBase>>>0,(tempDouble=rightsBase,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+8>>2]=tempI64[0],HEAP32[pbuf+12>>2]=tempI64[1];tempI64=[rightsInheriting>>>0,(tempDouble=rightsInheriting,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+16>>2]=tempI64[0],HEAP32[pbuf+20>>2]=tempI64[1];return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var doReadv=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.read(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(curr>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_seek(fd,offset_low,offset_high,whence,newOffset){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);FS.llseek(stream,offset,whence);tempI64=[stream.position>>>0,(tempDouble=stream.position,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[newOffset>>2]=tempI64[0],HEAP32[newOffset+4>>2]=tempI64[1];if(stream.getdents&&offset===0&&whence===0)stream.getdents=null;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var _fd_sync=function(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);return Asyncify.handleSleep(wakeUp=>{var mount=stream.node.mount;if(!mount.type.syncfs){wakeUp(0);return}mount.type.syncfs(mount,false,err=>{if(err){wakeUp(29);return}wakeUp(0)})})}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}};_fd_sync.isAsync=true;var doWritev=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.write(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(curr>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var _getaddrinfo=(node,service,hint,out)=>{var addr=0;var port=0;var flags=0;var family=0;var type=0;var proto=0;var ai;function allocaddrinfo(family,type,proto,canon,addr,port){var sa,salen,ai;var errno;salen=family===10?28:16;addr=family===10?inetNtop6(addr):inetNtop4(addr);sa=_malloc(salen);errno=writeSockaddr(sa,family,addr,port);assert(!errno);ai=_malloc(32);HEAP32[ai+4>>2]=family;HEAP32[ai+8>>2]=type;HEAP32[ai+12>>2]=proto;HEAPU32[ai+24>>2]=canon;HEAPU32[ai+20>>2]=sa;if(family===10){HEAP32[ai+16>>2]=28}else{HEAP32[ai+16>>2]=16}HEAP32[ai+28>>2]=0;return ai}if(hint){flags=HEAP32[hint>>2];family=HEAP32[hint+4>>2];type=HEAP32[hint+8>>2];proto=HEAP32[hint+12>>2]}if(type&&!proto){proto=type===2?17:6}if(!type&&proto){type=proto===17?2:1}if(proto===0){proto=6}if(type===0){type=1}if(!node&&!service){return-2}if(flags&~(1|2|4|1024|8|16|32)){return-1}if(hint!==0&&HEAP32[hint>>2]&2&&!node){return-1}if(flags&32){return-2}if(type!==0&&type!==1&&type!==2){return-7}if(family!==0&&family!==2&&family!==10){return-6}if(service){service=UTF8ToString(service);port=parseInt(service,10);if(isNaN(port)){if(flags&1024){return-2}return-8}}if(!node){if(family===0){family=2}if((flags&1)===0){if(family===2){addr=_htonl(2130706433)}else{addr=[0,0,0,_htonl(1)]}}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0}node=UTF8ToString(node);addr=inetPton4(node);if(addr!==null){if(family===0||family===2){family=2}else if(family===10&&flags&8){addr=[0,0,_htonl(65535),addr];family=10}else{return-2}}else{addr=inetPton6(node);if(addr!==null){if(family===0||family===10){family=10}else{return-2}}}if(addr!=null){ai=allocaddrinfo(family,type,proto,node,addr,port);HEAPU32[out>>2]=ai;return 0}if(flags&4){return-2}node=DNS.lookup_name(node);addr=inetPton4(node);if(family===0){family=2}else if(family===10){addr=[0,0,_htonl(65535),addr]}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0};var _getnameinfo=(sa,salen,node,nodelen,serv,servlen,flags)=>{var info=readSockaddr(sa,salen);if(info.errno){return-6}var port=info.port;var addr=info.addr;var overflowed=false;if(node&&nodelen){var lookup;if(flags&1||!(lookup=DNS.lookup_addr(addr))){if(flags&8){return-2}}else{addr=lookup}var numBytesWrittenExclNull=stringToUTF8(addr,node,nodelen);if(numBytesWrittenExclNull+1>=nodelen){overflowed=true}}if(serv&&servlen){port=""+port;var numBytesWrittenExclNull=stringToUTF8(port,serv,servlen);if(numBytesWrittenExclNull+1>=servlen){overflowed=true}}if(overflowed){return-12}return 0};var Protocols={list:[],map:{}};var _setprotoent=stayopen=>{function allocprotoent(name,proto,aliases){var nameBuf=_malloc(name.length+1);stringToAscii(name,nameBuf);var j=0;var length=aliases.length;var aliasListBuf=_malloc((length+1)*4);for(var i=0;i>2]=aliasBuf}HEAPU32[aliasListBuf+j>>2]=0;var pe=_malloc(12);HEAPU32[pe>>2]=nameBuf;HEAPU32[pe+4>>2]=aliasListBuf;HEAP32[pe+8>>2]=proto;return pe}var list=Protocols.list;var map=Protocols.map;if(list.length===0){var entry=allocprotoent("tcp",6,["TCP"]);list.push(entry);map["tcp"]=map["6"]=entry;entry=allocprotoent("udp",17,["UDP"]);list.push(entry);map["udp"]=map["17"]=entry}_setprotoent.index=0};var _getprotobyname=name=>{name=UTF8ToString(name);_setprotoent(true);var result=Protocols.map[name];return result};var _getprotobynumber=number=>{_setprotoent(true);var result=Protocols.map[number];return result};var stackAlloc=sz=>__emscripten_stack_alloc(sz);var stringToUTF8OnStack=str=>{var size=lengthBytesUTF8(str)+1;var ret=stackAlloc(size);stringToUTF8(str,ret,size);return ret};var allocateUTF8OnStack=stringToUTF8OnStack;var PHPWASM={init:function(){FS.mkdir("/internal");FS.mkdir("/internal/shared");FS.mkdir("/internal/shared/preload");PHPWASM.EventEmitter=ENVIRONMENT_IS_NODE?require("events").EventEmitter:class EventEmitter{constructor(){this.listeners={}}emit(eventName,data){if(this.listeners[eventName]){this.listeners[eventName].forEach(callback=>{callback(data)})}}once(eventName,callback){const self=this;function removedCallback(){callback(...arguments);self.removeListener(eventName,removedCallback)}this.on(eventName,removedCallback)}removeAllListeners(eventName){if(eventName){delete this.listeners[eventName]}else{this.listeners={}}}removeListener(eventName,callback){if(this.listeners[eventName]){const idx=this.listeners[eventName].indexOf(callback);if(idx!==-1){this.listeners[eventName].splice(idx,1)}}}};PHPWASM.child_proc_by_fd={};PHPWASM.child_proc_by_pid={};PHPWASM.input_devices={}},getAllWebSockets:function(sock){const webSockets=new Set;if(sock.server){sock.server.clients.forEach(ws=>{webSockets.add(ws)})}for(const peer of PHPWASM.getAllPeers(sock)){webSockets.add(peer.socket)}return Array.from(webSockets)},getAllPeers:function(sock){const peers=new Set;if(sock.server){sock.pending.filter(pending=>pending.peers).forEach(pending=>{for(const peer of Object.values(pending.peers)){peers.add(peer)}})}if(sock.peers){for(const peer of Object.values(sock.peers)){peers.add(peer)}}return Array.from(peers)},awaitData:function(ws){return PHPWASM.awaitEvent(ws,"message")},awaitConnection:function(ws){if(ws.OPEN===ws.readyState){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"open")},awaitClose:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"close")},awaitError:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"error")},awaitEvent:function(ws,event){let resolve;const listener=()=>{resolve()};const promise=new Promise(function(_resolve){resolve=_resolve;ws.once(event,listener)});const cancel=()=>{ws.removeListener(event,listener);setTimeout(resolve)};return[promise,cancel]},noop:function(){},spawnProcess:function(command,args,options){if(Module["spawnProcess"]){const spawnedPromise=Module["spawnProcess"](command,args,options);return Promise.resolve(spawnedPromise).then(function(spawned){if(!spawned||!spawned.on){throw new Error("spawnProcess() must return an EventEmitter but returned a different type.")}return spawned})}if(ENVIRONMENT_IS_NODE){return require("child_process").spawn(command,args,{...options,shell:true,stdio:["pipe","pipe","pipe"],timeout:100})}const e=new Error("popen(), proc_open() etc. are unsupported in the browser. Call php.setSpawnHandler() "+"and provide a callback to handle spawning processes, or disable a popen(), proc_open() "+"and similar functions via php.ini.");e.code="SPAWN_UNSUPPORTED";throw e},shutdownSocket:function(socketd,how){const sock=getSocketFromFD(socketd);const peer=Object.values(sock.peers)[0];if(!peer){return-1}try{peer.socket.close();SOCKFS.websocket_sock_ops.removePeer(sock,peer);return 0}catch(e){console.log("Socket shutdown error",e);return-1}}};function _js_create_input_device(deviceId){let dataBuffer=[];let dataCallback;const filename="proc_id_"+deviceId;const device=FS.createDevice("/dev",filename,function(){},function(byte){try{dataBuffer.push(byte);if(dataCallback){dataCallback(new Uint8Array(dataBuffer));dataBuffer=[]}}catch(e){console.error(e);throw e}});const devicePath="/dev/"+filename;PHPWASM.input_devices[deviceId]={devicePath,onData:function(cb){dataCallback=cb;dataBuffer.forEach(function(data){cb(data)});dataBuffer.length=0}};return allocateUTF8OnStack(devicePath)}function _js_open_process(command,argsPtr,argsLength,descriptorsPtr,descriptorsLength,cwdPtr,cwdLength,envPtr,envLength){if(!command){return 1}const cmdstr=UTF8ToString(command);if(!cmdstr.length){return 0}let argsArray=[];if(argsLength){for(var i=0;i>2]))}}const cwdstr=cwdPtr?UTF8ToString(cwdPtr):null;let envObject=null;if(envLength){envObject={};for(var i=0;i>2]);const splitAt=envEntry.indexOf("=");if(splitAt===-1){continue}const key=envEntry.substring(0,splitAt);const value=envEntry.substring(splitAt+1);envObject[key]=value}}var std={};for(var i=0;i>2];std[HEAPU32[descriptorPtr>>2]]={child:HEAPU32[descriptorPtr+4>>2],parent:HEAPU32[descriptorPtr+8>>2]}}return Asyncify.handleSleep(async wakeUp=>{let cp;try{const options={};if(cwdstr!==null){options.cwd=cwdstr}if(envObject!==null){options.env=envObject}cp=PHPWASM.spawnProcess(cmdstr,argsArray,options);if(cp instanceof Promise){cp=await cp}}catch(e){if(e.code==="SPAWN_UNSUPPORTED"){wakeUp(1);return}console.error(e);wakeUp(1);throw e}const ProcInfo={pid:cp.pid,exited:false,stdinFd:std[0]?.child,stdinIsDevice:std[0]?.child in PHPWASM.input_devices,stdoutChildFd:std[1]?.child,stdoutParentFd:std[1]?.parent,stderrChildFd:std[2]?.child,stderrParentFd:std[2]?.parent,stdout:new PHPWASM.EventEmitter,stderr:new PHPWASM.EventEmitter};if(ProcInfo.stdoutChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutChildFd]=ProcInfo;if(ProcInfo.stderrChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrChildFd]=ProcInfo;if(ProcInfo.stdoutParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutParentFd]=ProcInfo;if(ProcInfo.stderrParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrParentFd]=ProcInfo;PHPWASM.child_proc_by_pid[ProcInfo.pid]=ProcInfo;cp.on("exit",function(code){ProcInfo.exitCode=code;ProcInfo.exited=true;ProcInfo.stdout.emit("data");ProcInfo.stderr.emit("data")});if(ProcInfo.stdoutChildFd){const stdoutStream=SYSCALLS.getStreamFromFD(ProcInfo.stdoutChildFd);let stdoutAt=0;cp.stdout.on("data",function(data){ProcInfo.stdout.emit("data",data);stdoutStream.stream_ops.write(stdoutStream,data,0,data.length,stdoutAt);stdoutAt+=data.length})}if(ProcInfo.stderrChildFd){const stderrStream=SYSCALLS.getStreamFromFD(ProcInfo.stderrChildFd);let stderrAt=0;cp.stderr.on("data",function(data){ProcInfo.stderr.emit("data",data);stderrStream.stream_ops.write(stderrStream,data,0,data.length,stderrAt);stderrAt+=data.length})}try{await new Promise((resolve,reject)=>{cp.on("spawn",resolve);cp.on("error",reject)})}catch(e){console.error(e);wakeUp(1);return}if(ProcInfo.stdinIsDevice){PHPWASM.input_devices[ProcInfo.stdinFd].onData(function(data){if(!data)return;if(typeof data==="number"){data=new Uint8Array([data])}const dataStr=new TextDecoder("utf-8").decode(data);cp.stdin.write(dataStr)});wakeUp(ProcInfo.pid);return}if(ProcInfo.stdinFd){const stdinStream=SYSCALLS.getStreamFromFD(ProcInfo.stdinFd);if(stdinStream.node){const CHUNK_SIZE=1024;const buffer=new Uint8Array(CHUNK_SIZE);let offset=0;while(true){const bytesRead=stdinStream.stream_ops.read(stdinStream,buffer,0,CHUNK_SIZE,offset);if(bytesRead===null||bytesRead===0){break}try{cp.stdin.write(buffer.subarray(0,bytesRead))}catch(e){console.error(e);return 1}if(bytesRead>2]=PHPWASM.child_proc_by_pid[pid].exitCode;return 1}return 0}function _js_waitpid(pid,exitCodePtr){if(!PHPWASM.child_proc_by_pid[pid]){return-1}return Asyncify.handleSleep(wakeUp=>{const poll=function(){if(PHPWASM.child_proc_by_pid[pid]?.exited){HEAPU32[exitCodePtr>>2]=PHPWASM.child_proc_by_pid[pid].exitCode;wakeUp(pid)}else{setTimeout(poll,50)}};poll()})}var arraySum=(array,index)=>{var sum=0;for(var i=0;i<=index;sum+=array[i++]){}return sum};var MONTH_DAYS_LEAP=[31,29,31,30,31,30,31,31,30,31,30,31];var MONTH_DAYS_REGULAR=[31,28,31,30,31,30,31,31,30,31,30,31];var addDays=(date,days)=>{var newDate=new Date(date.getTime());while(days>0){var leap=isLeapYear(newDate.getFullYear());var currentMonth=newDate.getMonth();var daysInCurrentMonth=(leap?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR)[currentMonth];if(days>daysInCurrentMonth-newDate.getDate()){days-=daysInCurrentMonth-newDate.getDate()+1;newDate.setDate(1);if(currentMonth<11){newDate.setMonth(currentMonth+1)}else{newDate.setMonth(0);newDate.setFullYear(newDate.getFullYear()+1)}}else{newDate.setDate(newDate.getDate()+days);return newDate}}return newDate};var _strptime=(buf,format,tm)=>{var pattern=UTF8ToString(format);var SPECIAL_CHARS="\\!@#$^&*()+=-[]/{}|:<>?,.";for(var i=0,ii=SPECIAL_CHARS.length;iEQUIVALENT_MATCHERS[c]||m).replace(/%(.)/g,(_,c)=>{let pat=DATE_PATTERNS[c];if(pat){capture.push(c);return`(${pat})`}else{return c}}).replace(/\s+/g,"\\s*");var matches=new RegExp("^"+pattern_out,"i").exec(UTF8ToString(buf));function initDate(){function fixup(value,min,max){return typeof value!="number"||isNaN(value)?min:value>=min?value<=max?value:max:min}return{year:fixup(HEAP32[tm+20>>2]+1900,1970,9999),month:fixup(HEAP32[tm+16>>2],0,11),day:fixup(HEAP32[tm+12>>2],1,31),hour:fixup(HEAP32[tm+8>>2],0,23),min:fixup(HEAP32[tm+4>>2],0,59),sec:fixup(HEAP32[tm>>2],0,59),gmtoff:0}}if(matches){var date=initDate();var value;var getMatch=symbol=>{var pos=capture.indexOf(symbol);if(pos>=0){return matches[pos+1]}return};if(value=getMatch("S")){date.sec=jstoi_q(value)}if(value=getMatch("M")){date.min=jstoi_q(value)}if(value=getMatch("H")){date.hour=jstoi_q(value)}else if(value=getMatch("I")){var hour=jstoi_q(value);if(value=getMatch("p")){hour+=value.toUpperCase()[0]==="P"?12:0}date.hour=hour}if(value=getMatch("Y")){date.year=jstoi_q(value)}else if(value=getMatch("y")){var year=jstoi_q(value);if(value=getMatch("C")){year+=jstoi_q(value)*100}else{year+=year<69?2e3:1900}date.year=year}if(value=getMatch("m")){date.month=jstoi_q(value)-1}else if(value=getMatch("b")){date.month=MONTH_NUMBERS[value.substring(0,3).toUpperCase()]||0}if(value=getMatch("d")){date.day=jstoi_q(value)}else if(value=getMatch("j")){var day=jstoi_q(value);var leapYear=isLeapYear(date.year);for(var month=0;month<12;++month){var daysUntilMonth=arraySum(leapYear?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,month-1);if(day<=daysUntilMonth+(leapYear?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR)[month]){date.day=day-daysUntilMonth}}}else if(value=getMatch("a")){var weekDay=value.substring(0,3).toUpperCase();if(value=getMatch("U")){var weekDayNumber=DAY_NUMBERS_SUN_FIRST[weekDay];var weekNumber=jstoi_q(value);var janFirst=new Date(date.year,0,1);var endDate;if(janFirst.getDay()===0){endDate=addDays(janFirst,weekDayNumber+7*(weekNumber-1))}else{endDate=addDays(janFirst,7-janFirst.getDay()+weekDayNumber+7*(weekNumber-1))}date.day=endDate.getDate();date.month=endDate.getMonth()}else if(value=getMatch("W")){var weekDayNumber=DAY_NUMBERS_MON_FIRST[weekDay];var weekNumber=jstoi_q(value);var janFirst=new Date(date.year,0,1);var endDate;if(janFirst.getDay()===1){endDate=addDays(janFirst,weekDayNumber+7*(weekNumber-1))}else{endDate=addDays(janFirst,7-janFirst.getDay()+1+weekDayNumber+7*(weekNumber-1))}date.day=endDate.getDate();date.month=endDate.getMonth()}}if(value=getMatch("z")){if(value.toLowerCase()==="z"){date.gmtoff=0}else{var match=value.match(/^((?:\-|\+)\d\d):?(\d\d)?/);date.gmtoff=match[1]*3600;if(match[2]){date.gmtoff+=date.gmtoff>0?match[2]*60:-match[2]*60}}}var fullDate=new Date(date.year,date.month,date.day,date.hour,date.min,date.sec,0);HEAP32[tm>>2]=fullDate.getSeconds();HEAP32[tm+4>>2]=fullDate.getMinutes();HEAP32[tm+8>>2]=fullDate.getHours();HEAP32[tm+12>>2]=fullDate.getDate();HEAP32[tm+16>>2]=fullDate.getMonth();HEAP32[tm+20>>2]=fullDate.getFullYear()-1900;HEAP32[tm+24>>2]=fullDate.getDay();HEAP32[tm+28>>2]=arraySum(isLeapYear(fullDate.getFullYear())?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,fullDate.getMonth()-1)+fullDate.getDate()-1;HEAP32[tm+32>>2]=0;HEAP32[tm+36>>2]=date.gmtoff;return buf+intArrayFromString(matches[0]).length-1}return 0};function _wasm_setsockopt(socketd,level,optionName,optionValuePtr,optionLen){const optionValue=HEAPU8[optionValuePtr];const SOL_SOCKET=1;const SO_KEEPALIVE=9;const IPPROTO_TCP=6;const TCP_NODELAY=1;const isSupported=level===SOL_SOCKET&&optionName===SO_KEEPALIVE||level===IPPROTO_TCP&&optionName===TCP_NODELAY;if(!isSupported){console.warn(`Unsupported socket option: ${level}, ${optionName}, ${optionValue}`);return-1}const ws=PHPWASM.getAllWebSockets(socketd)[0];if(!ws){return-1}ws.setSocketOpt(level,optionName,optionValuePtr);return 0}var Asyncify={instrumentWasmImports(imports){var importPattern=/^(js_open_process|js_waitpid|js_process_status|js_create_input_device|wasm_setsockopt|wasm_shutdown|wasm_close|invoke_.*|__asyncjs__.*)$/;for(let[x,original]of Object.entries(imports)){if(typeof original=="function"){let isAsyncifyImport=original.isAsync||importPattern.test(x);if(isAsyncifyImport){imports[x]=original=new WebAssembly.Suspending(original)}}}},instrumentWasmExports(exports){var exportPattern=/^(wasm_sleep|wasm_read|emscripten_sleep|wasm_sapi_handle_request|wasm_sapi_request_shutdown|wasm_poll_socket|wrap_select|__wrap_select|select|php_pollfd_for|fflush|wasm_popen|wasm_read|wasm_php_exec|run_cli|main|__main_argc_argv)$/;Asyncify.asyncExports=new Set;var ret={};for(let[x,original]of Object.entries(exports)){if(typeof original=="function"){let isAsyncifyExport=exportPattern.test(x);if(isAsyncifyExport){Asyncify.asyncExports.add(original);original=Asyncify.makeAsyncFunction(original)}ret[x]=(...args)=>original(...args)}else{ret[x]=original}}return ret},asyncExports:null,isAsyncExport(func){return Asyncify.asyncExports?.has(func)},handleAsync:async startAsync=>{runtimeKeepalivePush();try{return await startAsync()}finally{runtimeKeepalivePop()}},handleSleep(startAsync){return Asyncify.handleAsync(()=>new Promise(startAsync))},makeAsyncFunction(original){return WebAssembly.promising(original)}};var getCFunc=ident=>{var func=Module["_"+ident];return func};var writeArrayToMemory=(array,buffer)=>{HEAP8.set(array,buffer)};var stackSave=()=>_emscripten_stack_get_current();var stackRestore=val=>__emscripten_stack_restore(val);var ccall=(ident,returnType,argTypes,args,opts)=>{var toC={string:str=>{var ret=0;if(str!==null&&str!==undefined&&str!==0){ret=stringToUTF8OnStack(str)}return ret},array:arr=>{var ret=stackAlloc(arr.length);writeArrayToMemory(arr,ret);return ret}};function convertReturnValue(ret){if(returnType==="string"){return UTF8ToString(ret)}if(returnType==="boolean")return Boolean(ret);return ret}var func=getCFunc(ident);var cArgs=[];var stack=0;if(args){for(var i=0;iFS.unlink(path);var FS_createLazyFile=FS.createLazyFile;var FS_createDevice=FS.createDevice;FS.createPreloadedFile=FS_createPreloadedFile;FS.staticInit();Module["FS_createPath"]=FS.createPath;Module["FS_createDataFile"]=FS.createDataFile;Module["FS_createPreloadedFile"]=FS.createPreloadedFile;Module["FS_unlink"]=FS.unlink;Module["FS_createLazyFile"]=FS.createLazyFile;Module["FS_createDevice"]=FS.createDevice;MEMFS.doesNotExistError=new FS.ErrnoError(44);MEMFS.doesNotExistError.stack="";PHPWASM.init();var wasmImports={__assert_fail:___assert_fail,__asyncjs__js_fd_read,__asyncjs__js_module_onMessage,__asyncjs__js_popen_to_file,__asyncjs__wasm_poll_socket,__call_sighandler:___call_sighandler,__syscall_accept4:___syscall_accept4,__syscall_bind:___syscall_bind,__syscall_chdir:___syscall_chdir,__syscall_chmod:___syscall_chmod,__syscall_connect:___syscall_connect,__syscall_dup:___syscall_dup,__syscall_dup3:___syscall_dup3,__syscall_faccessat:___syscall_faccessat,__syscall_fchmod:___syscall_fchmod,__syscall_fchown32:___syscall_fchown32,__syscall_fchownat:___syscall_fchownat,__syscall_fcntl64:___syscall_fcntl64,__syscall_fstat64:___syscall_fstat64,__syscall_ftruncate64:___syscall_ftruncate64,__syscall_getcwd:___syscall_getcwd,__syscall_getdents64:___syscall_getdents64,__syscall_getpeername:___syscall_getpeername,__syscall_getsockname:___syscall_getsockname,__syscall_getsockopt:___syscall_getsockopt,__syscall_ioctl:___syscall_ioctl,__syscall_listen:___syscall_listen,__syscall_lstat64:___syscall_lstat64,__syscall_mkdirat:___syscall_mkdirat,__syscall_newfstatat:___syscall_newfstatat,__syscall_openat:___syscall_openat,__syscall_pipe:___syscall_pipe,__syscall_poll:___syscall_poll,__syscall_readlinkat:___syscall_readlinkat,__syscall_recvfrom:___syscall_recvfrom,__syscall_renameat:___syscall_renameat,__syscall_rmdir:___syscall_rmdir,__syscall_sendto:___syscall_sendto,__syscall_socket:___syscall_socket,__syscall_stat64:___syscall_stat64,__syscall_statfs64:___syscall_statfs64,__syscall_symlinkat:___syscall_symlinkat,__syscall_unlinkat:___syscall_unlinkat,__syscall_utimensat:___syscall_utimensat,_abort_js:__abort_js,_emscripten_lookup_name:__emscripten_lookup_name,_emscripten_memcpy_js:__emscripten_memcpy_js,_emscripten_runtime_keepalive_clear:__emscripten_runtime_keepalive_clear,_gmtime_js:__gmtime_js,_localtime_js:__localtime_js,_mktime_js:__mktime_js,_mmap_js:__mmap_js,_munmap_js:__munmap_js,_setitimer_js:__setitimer_js,_tzset_js:__tzset_js,clock_time_get:_clock_time_get,emscripten_date_now:_emscripten_date_now,emscripten_get_heap_max:_emscripten_get_heap_max,emscripten_get_now:_emscripten_get_now,emscripten_resize_heap:_emscripten_resize_heap,emscripten_sleep:_emscripten_sleep,environ_get:_environ_get,environ_sizes_get:_environ_sizes_get,exit:_exit,fd_close:_fd_close,fd_fdstat_get:_fd_fdstat_get,fd_read:_fd_read,fd_seek:_fd_seek,fd_sync:_fd_sync,fd_write:_fd_write,getaddrinfo:_getaddrinfo,getnameinfo:_getnameinfo,getprotobyname:_getprotobyname,getprotobynumber:_getprotobynumber,js_create_input_device:_js_create_input_device,js_open_process:_js_open_process,js_process_status:_js_process_status,js_waitpid:_js_waitpid,proc_exit:_proc_exit,strptime:_strptime,wasm_setsockopt:_wasm_setsockopt};var wasmExports;createWasm();var ___wasm_call_ctors=()=>(___wasm_call_ctors=wasmExports["__wasm_call_ctors"])();var _malloc=a0=>(_malloc=wasmExports["malloc"])(a0);var _wasm_read=Module["_wasm_read"]=(a0,a1,a2)=>(_wasm_read=Module["_wasm_read"]=wasmExports["wasm_read"])(a0,a1,a2);var _fflush=a0=>(_fflush=wasmExports["fflush"])(a0);var _wasm_popen=Module["_wasm_popen"]=(a0,a1)=>(_wasm_popen=Module["_wasm_popen"]=wasmExports["wasm_popen"])(a0,a1);var _wasm_php_exec=Module["_wasm_php_exec"]=(a0,a1,a2,a3)=>(_wasm_php_exec=Module["_wasm_php_exec"]=wasmExports["wasm_php_exec"])(a0,a1,a2,a3);var _php_pollfd_for=Module["_php_pollfd_for"]=(a0,a1,a2)=>(_php_pollfd_for=Module["_php_pollfd_for"]=wasmExports["php_pollfd_for"])(a0,a1,a2);var _htons=a0=>(_htons=wasmExports["htons"])(a0);var _ntohs=a0=>(_ntohs=wasmExports["ntohs"])(a0);var _htonl=a0=>(_htonl=wasmExports["htonl"])(a0);var _wasm_sleep=Module["_wasm_sleep"]=a0=>(_wasm_sleep=Module["_wasm_sleep"]=wasmExports["wasm_sleep"])(a0);var ___wrap_select=Module["___wrap_select"]=(a0,a1,a2,a3,a4)=>(___wrap_select=Module["___wrap_select"]=wasmExports["__wrap_select"])(a0,a1,a2,a3,a4);var _wasm_set_sapi_name=Module["_wasm_set_sapi_name"]=a0=>(_wasm_set_sapi_name=Module["_wasm_set_sapi_name"]=wasmExports["wasm_set_sapi_name"])(a0);var _wasm_set_phpini_path=Module["_wasm_set_phpini_path"]=a0=>(_wasm_set_phpini_path=Module["_wasm_set_phpini_path"]=wasmExports["wasm_set_phpini_path"])(a0);var _wasm_add_SERVER_entry=Module["_wasm_add_SERVER_entry"]=(a0,a1)=>(_wasm_add_SERVER_entry=Module["_wasm_add_SERVER_entry"]=wasmExports["wasm_add_SERVER_entry"])(a0,a1);var _wasm_add_ENV_entry=Module["_wasm_add_ENV_entry"]=(a0,a1)=>(_wasm_add_ENV_entry=Module["_wasm_add_ENV_entry"]=wasmExports["wasm_add_ENV_entry"])(a0,a1);var _wasm_set_query_string=Module["_wasm_set_query_string"]=a0=>(_wasm_set_query_string=Module["_wasm_set_query_string"]=wasmExports["wasm_set_query_string"])(a0);var _wasm_set_path_translated=Module["_wasm_set_path_translated"]=a0=>(_wasm_set_path_translated=Module["_wasm_set_path_translated"]=wasmExports["wasm_set_path_translated"])(a0);var _wasm_set_skip_shebang=Module["_wasm_set_skip_shebang"]=a0=>(_wasm_set_skip_shebang=Module["_wasm_set_skip_shebang"]=wasmExports["wasm_set_skip_shebang"])(a0);var _wasm_set_request_uri=Module["_wasm_set_request_uri"]=a0=>(_wasm_set_request_uri=Module["_wasm_set_request_uri"]=wasmExports["wasm_set_request_uri"])(a0);var _wasm_set_request_method=Module["_wasm_set_request_method"]=a0=>(_wasm_set_request_method=Module["_wasm_set_request_method"]=wasmExports["wasm_set_request_method"])(a0);var _wasm_set_request_host=Module["_wasm_set_request_host"]=a0=>(_wasm_set_request_host=Module["_wasm_set_request_host"]=wasmExports["wasm_set_request_host"])(a0);var _wasm_set_content_type=Module["_wasm_set_content_type"]=a0=>(_wasm_set_content_type=Module["_wasm_set_content_type"]=wasmExports["wasm_set_content_type"])(a0);var 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_php_wasm_init=Module["_php_wasm_init"]=()=>(_php_wasm_init=Module["_php_wasm_init"]=wasmExports["php_wasm_init"])();var _wasm_free=Module["_wasm_free"]=a0=>(_wasm_free=Module["_wasm_free"]=wasmExports["wasm_free"])(a0);var ___funcs_on_exit=()=>(___funcs_on_exit=wasmExports["__funcs_on_exit"])();var _emscripten_builtin_memalign=(a0,a1)=>(_emscripten_builtin_memalign=wasmExports["emscripten_builtin_memalign"])(a0,a1);var __emscripten_timeout=(a0,a1)=>(__emscripten_timeout=wasmExports["_emscripten_timeout"])(a0,a1);var ___trap=()=>(___trap=wasmExports["__trap"])();var __emscripten_tempret_set=a0=>(__emscripten_tempret_set=wasmExports["_emscripten_tempret_set"])(a0);var __emscripten_stack_restore=a0=>(__emscripten_stack_restore=wasmExports["_emscripten_stack_restore"])(a0);var __emscripten_stack_alloc=a0=>(__emscripten_stack_alloc=wasmExports["_emscripten_stack_alloc"])(a0);var _emscripten_stack_get_current=()=>(_emscripten_stack_get_current=wasmExports["emscripten_stack_get_current"])();var dynCall_vi=Module["dynCall_vi"]=(a0,a1)=>(dynCall_vi=Module["dynCall_vi"]=wasmExports["dynCall_vi"])(a0,a1);Module["addRunDependency"]=addRunDependency;Module["removeRunDependency"]=removeRunDependency;Module["wasmExports"]=wasmExports;Module["ccall"]=ccall;Module["FS_createPreloadedFile"]=FS_createPreloadedFile;Module["FS_unlink"]=FS_unlink;Module["FS_createPath"]=FS_createPath;Module["FS_createDevice"]=FS_createDevice;Module["FS_createDataFile"]=FS_createDataFile;Module["FS_createLazyFile"]=FS_createLazyFile;Module["PROXYFS"]=PROXYFS;var calledRun;dependenciesFulfilled=function runCaller(){if(!calledRun)run();if(!calledRun)dependenciesFulfilled=runCaller};function run(){if(runDependencies>0){return}preRun();if(runDependencies>0){return}function doRun(){if(calledRun)return;calledRun=true;Module["calledRun"]=true;if(ABORT)return;initRuntime();Module["onRuntimeInitialized"]?.();postRun()}if(Module["setStatus"]){Module["setStatus"]("Running...");setTimeout(()=>{setTimeout(()=>Module["setStatus"](""),1);doRun()},1)}else{doRun()}}if(Module["preInit"]){if(typeof Module["preInit"]=="function")Module["preInit"]=[Module["preInit"]];while(Module["preInit"].length>0){Module["preInit"].pop()()}}run(); /** * Emscripten resolves `localhost` to a random IP address. Let's * make it always resolve to 127.0.0.1. diff --git a/packages/php-wasm/web/public/php/jspi/php_7_4.js b/packages/php-wasm/web/public/php/jspi/php_7_4.js index 7032298f26..5f2cdcfc49 100644 --- a/packages/php-wasm/web/public/php/jspi/php_7_4.js +++ b/packages/php-wasm/web/public/php/jspi/php_7_4.js @@ -1,46 +1,20 @@ import dependencyFilename from './7_4_33/php_7_4.wasm'; export { dependencyFilename }; -export const dependenciesTotalSize = 12989990; +export const dependenciesTotalSize = 12976308; export function init(RuntimeName, PHPLoader) { - /** - * Overrides Emscripten's default ExitStatus object which gets - * thrown on failure. Unfortunately, the default object is not - * a subclass of Error and does not provide any stack trace. - * - * This is a deliberate behavior on Emscripten's end to prevent - * memory leaks after the program exits. See: - * - * https://github.com/emscripten-core/emscripten/pull/9108 - * - * In case of WordPress Playground, the worker in which the PHP - * runs will typically exit after the PHP program finishes, so - * we don't have to worry about memory leaks. - * - * As for assigning to a previously undeclared ExitStatus variable here, - * the Emscripten module declares `ExitStatus` as `function ExitStatus` - * which means it gets hoisted to the top of the scope and can be - * reassigned here – before the actual declaration is reached. - * - * If that sounds weird, try this example: - * - * ExitStatus = () => { console.log("reassigned"); } - * function ExitStatus() {} - * ExitStatus(); - * // logs "reassigned" - */ - ExitStatus = class PHPExitStatus extends Error { - constructor(status) { - super(status); - this.name = "ExitStatus"; - this.message = "Program terminated with exit(" + status + ")"; - this.status = status; - } - } - // The rest of the code comes from the built php.js file and esm-suffix.js -var Module=typeof PHPLoader!="undefined"?PHPLoader:{};var ENVIRONMENT_IS_WEB=RuntimeName==="WEB";var ENVIRONMENT_IS_WORKER=RuntimeName==="WORKER";var ENVIRONMENT_IS_NODE=RuntimeName==="NODE";var moduleOverrides=Object.assign({},Module);var arguments_=[];var thisProgram="./this.program";var quit_=(status,toThrow)=>{throw toThrow};var scriptDirectory="";function locateFile(path){if(Module["locateFile"]){return Module["locateFile"](path,scriptDirectory)}return scriptDirectory+path}var read_,readAsync,readBinary;if(ENVIRONMENT_IS_WEB||ENVIRONMENT_IS_WORKER){if(ENVIRONMENT_IS_WORKER){scriptDirectory=self.location.href}else if(typeof document!="undefined"&&document.currentScript){scriptDirectory=document.currentScript.src}if(scriptDirectory.startsWith("blob:")){scriptDirectory=""}else{scriptDirectory=scriptDirectory.substr(0,scriptDirectory.replace(/[?#].*/,"").lastIndexOf("/")+1)}{read_=url=>{var xhr=new XMLHttpRequest;xhr.open("GET",url,false);xhr.send(null);return xhr.responseText};if(ENVIRONMENT_IS_WORKER){readBinary=url=>{var xhr=new XMLHttpRequest;xhr.open("GET",url,false);xhr.responseType="arraybuffer";xhr.send(null);return new Uint8Array(xhr.response)}}readAsync=(url,onload,onerror)=>{fetch(url,{credentials:"same-origin"}).then(response=>{if(response.ok){return response.arrayBuffer()}return Promise.reject(new Error(response.status+" : "+response.url))}).then(onload,onerror)}}}else{}var out=Module["print"]||console.log.bind(console);var err=Module["printErr"]||console.error.bind(console);Object.assign(Module,moduleOverrides);moduleOverrides=null;if(Module["arguments"])arguments_=Module["arguments"];if(Module["thisProgram"])thisProgram=Module["thisProgram"];if(Module["quit"])quit_=Module["quit"];var wasmBinary;if(Module["wasmBinary"])wasmBinary=Module["wasmBinary"];var wasmMemory;var ABORT=false;var EXITSTATUS;function assert(condition,text){if(!condition){abort(text)}}var HEAP8,HEAPU8,HEAP16,HEAPU16,HEAP32,HEAPU32,HEAPF32,HEAPF64;function updateMemoryViews(){var b=wasmMemory.buffer;Module["HEAP8"]=HEAP8=new Int8Array(b);Module["HEAP16"]=HEAP16=new Int16Array(b);Module["HEAPU8"]=HEAPU8=new Uint8Array(b);Module["HEAPU16"]=HEAPU16=new Uint16Array(b);Module["HEAP32"]=HEAP32=new Int32Array(b);Module["HEAPU32"]=HEAPU32=new Uint32Array(b);Module["HEAPF32"]=HEAPF32=new Float32Array(b);Module["HEAPF64"]=HEAPF64=new Float64Array(b)}var __ATPRERUN__=[];var __ATINIT__=[];var __ATEXIT__=[];var __ATPOSTRUN__=[];var runtimeInitialized=false;var runtimeExited=false;function preRun(){if(Module["preRun"]){if(typeof Module["preRun"]=="function")Module["preRun"]=[Module["preRun"]];while(Module["preRun"].length){addOnPreRun(Module["preRun"].shift())}}callRuntimeCallbacks(__ATPRERUN__)}function initRuntime(){runtimeInitialized=true;SOCKFS.root=FS.mount(SOCKFS,{},null);if(!Module["noFSInit"]&&!FS.init.initialized)FS.init();FS.ignorePermissions=false;TTY.init();PIPEFS.root=FS.mount(PIPEFS,{},null);callRuntimeCallbacks(__ATINIT__)}function exitRuntime(){___funcs_on_exit();callRuntimeCallbacks(__ATEXIT__);FS.quit();TTY.shutdown();runtimeExited=true}function postRun(){if(Module["postRun"]){if(typeof Module["postRun"]=="function")Module["postRun"]=[Module["postRun"]];while(Module["postRun"].length){addOnPostRun(Module["postRun"].shift())}}callRuntimeCallbacks(__ATPOSTRUN__)}function addOnPreRun(cb){__ATPRERUN__.unshift(cb)}function addOnInit(cb){__ATINIT__.unshift(cb)}function addOnPostRun(cb){__ATPOSTRUN__.unshift(cb)}var runDependencies=0;var runDependencyWatcher=null;var dependenciesFulfilled=null;function getUniqueRunDependency(id){return id}function addRunDependency(id){runDependencies++;Module["monitorRunDependencies"]?.(runDependencies)}function removeRunDependency(id){runDependencies--;Module["monitorRunDependencies"]?.(runDependencies);if(runDependencies==0){if(runDependencyWatcher!==null){clearInterval(runDependencyWatcher);runDependencyWatcher=null}if(dependenciesFulfilled){var callback=dependenciesFulfilled;dependenciesFulfilled=null;callback()}}}function abort(what){Module["onAbort"]?.(what);what="Aborted("+what+")";err(what);ABORT=true;EXITSTATUS=1;what+=". Build with -sASSERTIONS for more info.";if(runtimeInitialized){___trap()}var e=new WebAssembly.RuntimeError(what);throw e}var dataURIPrefix="data:application/octet-stream;base64,";var isDataURI=filename=>filename.startsWith(dataURIPrefix);function findWasmBinary(){var f=dependencyFilename;if(!isDataURI(f)){return locateFile(f)}return f}var wasmBinaryFile;function getBinarySync(file){if(file==wasmBinaryFile&&wasmBinary){return new Uint8Array(wasmBinary)}if(readBinary){return readBinary(file)}throw"both async and sync fetching of the wasm failed"}function getBinaryPromise(binaryFile){if(!wasmBinary){return new Promise((resolve,reject)=>{readAsync(binaryFile,response=>resolve(new Uint8Array(response)),error=>{try{resolve(getBinarySync(binaryFile))}catch(e){reject(e)}})})}return Promise.resolve().then(()=>getBinarySync(binaryFile))}function instantiateArrayBuffer(binaryFile,imports,receiver){return getBinaryPromise(binaryFile).then(binary=>WebAssembly.instantiate(binary,imports)).then(receiver,reason=>{err(`failed to asynchronously prepare wasm: ${reason}`);abort(reason)})}function instantiateAsync(binary,binaryFile,imports,callback){if(!binary&&typeof WebAssembly.instantiateStreaming=="function"&&!isDataURI(binaryFile)&&typeof fetch=="function"){return fetch(binaryFile,{credentials:"same-origin"}).then(response=>{var result=WebAssembly.instantiateStreaming(response,imports);return result.then(callback,function(reason){err(`wasm streaming compile failed: ${reason}`);err("falling back to ArrayBuffer instantiation");return instantiateArrayBuffer(binaryFile,imports,callback)})})}return instantiateArrayBuffer(binaryFile,imports,callback)}function getWasmImports(){Asyncify.instrumentWasmImports(wasmImports);return{env:wasmImports,wasi_snapshot_preview1:wasmImports}}function createWasm(){var info=getWasmImports();function receiveInstance(instance,module){wasmExports=instance.exports;wasmExports=Asyncify.instrumentWasmExports(wasmExports);Module["wasmExports"]=wasmExports;wasmMemory=wasmExports["memory"];updateMemoryViews();addOnInit(wasmExports["__wasm_call_ctors"]);removeRunDependency("wasm-instantiate");return wasmExports}addRunDependency("wasm-instantiate");function receiveInstantiationResult(result){receiveInstance(result["instance"])}if(Module["instantiateWasm"]){try{return Module["instantiateWasm"](info,receiveInstance)}catch(e){err(`Module.instantiateWasm callback failed with error: ${e}`);return false}}if(!wasmBinaryFile)wasmBinaryFile=findWasmBinary();instantiateAsync(wasmBinary,wasmBinaryFile,info,receiveInstantiationResult);return{}}var tempDouble;var tempI64;function __asyncjs__js_popen_to_file(command,mode,exitCodePtr){return Asyncify.handleAsync(async()=>{const returnCallback=resolver=>new Promise(resolver);if(!command)return 1;const cmdstr=UTF8ToString(command);if(!cmdstr.length)return 0;const modestr=UTF8ToString(mode);if(!modestr.length)return 0;if(modestr==="w"){console.error('popen($cmd, "w") is not implemented yet')}return returnCallback(async wakeUp=>{let cp;try{cp=PHPWASM.spawnProcess(cmdstr,[]);if(cp instanceof Promise){cp=await cp}}catch(e){console.error(e);if(e.code==="SPAWN_UNSUPPORTED"){return 1}throw e}const outByteArrays=[];cp.stdout.on("data",function(data){outByteArrays.push(data)});const outputPath="/tmp/popen_output";cp.on("exit",function(exitCode){const outBytes=new Uint8Array(outByteArrays.reduce((acc,curr)=>acc+curr.length,0));let offset=0;for(const byteArray of outByteArrays){outBytes.set(byteArray,offset);offset+=byteArray.length}FS.writeFile(outputPath,outBytes);HEAPU8[exitCodePtr]=exitCode;wakeUp(allocateUTF8OnStack(outputPath))})})})}__asyncjs__js_popen_to_file.sig="iiii";function __asyncjs__wasm_poll_socket(socketd,events,timeout){return Asyncify.handleAsync(async()=>{const returnCallback=resolver=>new Promise(resolver);const POLLIN=1;const POLLPRI=2;const POLLOUT=4;const POLLERR=8;const POLLHUP=16;const POLLNVAL=32;return returnCallback(wakeUp=>{const polls=[];if(socketd in PHPWASM.child_proc_by_fd){const procInfo=PHPWASM.child_proc_by_fd[socketd];if(procInfo.exited){wakeUp(0);return}polls.push(PHPWASM.awaitEvent(procInfo.stdout,"data"))}else if(FS.isSocket(FS.getStream(socketd)?.node.mode)){const sock=getSocketFromFD(socketd);if(!sock){wakeUp(0);return}const lookingFor=new Set;if(events&POLLIN||events&POLLPRI){if(sock.server){for(const client of sock.pending){if((client.recv_queue||[]).length>0){wakeUp(1);return}}}else if((sock.recv_queue||[]).length>0){wakeUp(1);return}}const webSockets=PHPWASM.getAllWebSockets(sock);if(!webSockets.length){wakeUp(0);return}for(const ws of webSockets){if(events&POLLIN||events&POLLPRI){polls.push(PHPWASM.awaitData(ws));lookingFor.add("POLLIN")}if(events&POLLOUT){polls.push(PHPWASM.awaitConnection(ws));lookingFor.add("POLLOUT")}if(events&POLLHUP){polls.push(PHPWASM.awaitClose(ws));lookingFor.add("POLLHUP")}if(events&POLLERR||events&POLLNVAL){polls.push(PHPWASM.awaitError(ws));lookingFor.add("POLLERR")}}}else{setTimeout(function(){wakeUp(1)},timeout);return}if(polls.length===0){console.warn("Unsupported poll event "+events+", defaulting to setTimeout().");setTimeout(function(){wakeUp(0)},timeout);return}const promises=polls.map(([promise])=>promise);const clearPolling=()=>polls.forEach(([,clear])=>clear());let awaken=false;let timeoutId;Promise.race(promises).then(function(results){if(!awaken){awaken=true;wakeUp(1);if(timeoutId){clearTimeout(timeoutId)}clearPolling()}});if(timeout!==-1){timeoutId=setTimeout(function(){if(!awaken){awaken=true;wakeUp(0);clearPolling()}},timeout)}})})}__asyncjs__wasm_poll_socket.sig="iiii";function __asyncjs__js_fd_read(fd,iov,iovcnt,pnum){return Asyncify.handleAsync(async()=>{const returnCallback=resolver=>new Promise(resolver);if(Asyncify?.State?.Normal===undefined||Asyncify?.state===Asyncify?.State?.Normal){var returnCode;var stream;let num=0;try{stream=SYSCALLS.getStreamFromFD(fd);const num=doReadv(stream,iov,iovcnt);HEAPU32[pnum>>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError")){throw e}if(e.errno!==6||!(stream?.fd in PHPWASM.child_proc_by_fd)){HEAPU32[pnum>>2]=0;return returnCode}}}return returnCallback(wakeUp=>{var retries=0;var interval=50;var timeout=5e3;var maxRetries=timeout/interval;function poll(){var returnCode;var stream;let num;try{stream=SYSCALLS.getStreamFromFD(fd);num=doReadv(stream,iov,iovcnt);returnCode=0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError")){console.error(e);throw e}returnCode=e.errno}const success=returnCode===0;const failure=++retries>maxRetries||!(fd in PHPWASM.child_proc_by_fd)||PHPWASM.child_proc_by_fd[fd]?.exited||FS.isClosed(stream);if(success){HEAPU32[pnum>>2]=num;wakeUp(0)}else if(failure){HEAPU32[pnum>>2]=0;wakeUp(returnCode===6?0:returnCode)}else{setTimeout(poll,interval)}}poll()})})}__asyncjs__js_fd_read.sig="iiiii";function __asyncjs__js_module_onMessage(data,response_buffer){return Asyncify.handleAsync(async()=>{if(Module["onMessage"]){const dataStr=UTF8ToString(data);return Module["onMessage"](dataStr).then(response=>{const responseBytes=typeof response==="string"?(new TextEncoder).encode(response):response;const responseSize=responseBytes.byteLength;const responsePtr=_malloc(responseSize+1);HEAPU8.set(responseBytes,responsePtr);HEAPU8[responsePtr+responseSize]=0;HEAPU8[response_buffer]=responsePtr;HEAPU8[response_buffer+1]=responsePtr>>8;HEAPU8[response_buffer+2]=responsePtr>>16;HEAPU8[response_buffer+3]=responsePtr>>24;return responseSize}).catch(e=>{console.error(e);return-1})}})}__asyncjs__js_module_onMessage.sig="iii";function ExitStatus(status){this.name="ExitStatus";this.message=`Program terminated with exit(${status})`;this.status=status}var callRuntimeCallbacks=callbacks=>{while(callbacks.length>0){callbacks.shift()(Module)}};var noExitRuntime=Module["noExitRuntime"]||false;function _SharpYuvConvert(){abort("missing function: SharpYuvConvert")}_SharpYuvConvert.stub=true;function _SharpYuvGetConversionMatrix(){abort("missing function: SharpYuvGetConversionMatrix")}_SharpYuvGetConversionMatrix.stub=true;function _SharpYuvInit(){abort("missing function: SharpYuvInit")}_SharpYuvInit.stub=true;var UTF8Decoder=typeof 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randomFill=view=>(randomFill=initRandomFill())(view);var PATH={isAbs:path=>path.charAt(0)==="/",splitPath:filename=>{var splitPathRe=/^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/;return splitPathRe.exec(filename).slice(1)},normalizeArray:(parts,allowAboveRoot)=>{var up=0;for(var i=parts.length-1;i>=0;i--){var last=parts[i];if(last==="."){parts.splice(i,1)}else if(last===".."){parts.splice(i,1);up++}else if(up){parts.splice(i,1);up--}}if(allowAboveRoot){for(;up;up--){parts.unshift("..")}}return parts},normalize:path=>{var isAbsolute=PATH.isAbs(path),trailingSlash=path.substr(-1)==="/";path=PATH.normalizeArray(path.split("/").filter(p=>!!p),!isAbsolute).join("/");if(!path&&!isAbsolute){path="."}if(path&&trailingSlash){path+="/"}return(isAbsolute?"/":"")+path},dirname:path=>{var result=PATH.splitPath(path),root=result[0],dir=result[1];if(!root&&!dir){return"."}if(dir){dir=dir.substr(0,dir.length-1)}return root+dir},basename:path=>{if(path==="/")return"/";path=PATH.normalize(path);path=path.replace(/\/$/,"");var lastSlash=path.lastIndexOf("/");if(lastSlash===-1)return path;return path.substr(lastSlash+1)},join:(...paths)=>PATH.normalize(paths.join("/")),join2:(l,r)=>PATH.normalize(l+"/"+r)};var PATH_FS={resolve:(...args)=>{var resolvedPath="",resolvedAbsolute=false;for(var i=args.length-1;i>=-1&&!resolvedAbsolute;i--){var path=i>=0?args[i]:FS.cwd();if(typeof path!="string"){throw new TypeError("Arguments to path.resolve must be strings")}else if(!path){return""}resolvedPath=path+"/"+resolvedPath;resolvedAbsolute=PATH.isAbs(path)}resolvedPath=PATH.normalizeArray(resolvedPath.split("/").filter(p=>!!p),!resolvedAbsolute).join("/");return(resolvedAbsolute?"/":"")+resolvedPath||"."},relative:(from,to)=>{from=PATH_FS.resolve(from).substr(1);to=PATH_FS.resolve(to).substr(1);function trim(arr){var start=0;for(;start=0;end--){if(arr[end]!=="")break}if(start>end)return[];return arr.slice(start,end-start+1)}var fromParts=trim(from.split("/"));var toParts=trim(to.split("/"));var length=Math.min(fromParts.length,toParts.length);var samePartsLength=length;for(var i=0;i{var len=0;for(var i=0;i=55296&&c<=57343){len+=4;++i}else{len+=3}}return len};Module["lengthBytesUTF8"]=lengthBytesUTF8;var stringToUTF8Array=(str,heap,outIdx,maxBytesToWrite)=>{if(!(maxBytesToWrite>0))return 0;var startIdx=outIdx;var endIdx=outIdx+maxBytesToWrite-1;for(var i=0;i=55296&&u<=57343){var u1=str.charCodeAt(++i);u=65536+((u&1023)<<10)|u1&1023}if(u<=127){if(outIdx>=endIdx)break;heap[outIdx++]=u}else if(u<=2047){if(outIdx+1>=endIdx)break;heap[outIdx++]=192|u>>6;heap[outIdx++]=128|u&63}else if(u<=65535){if(outIdx+2>=endIdx)break;heap[outIdx++]=224|u>>12;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}else{if(outIdx+3>=endIdx)break;heap[outIdx++]=240|u>>18;heap[outIdx++]=128|u>>12&63;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}}heap[outIdx]=0;return outIdx-startIdx};function intArrayFromString(stringy,dontAddNull,length){var len=length>0?length:lengthBytesUTF8(stringy)+1;var u8array=new Array(len);var numBytesWritten=stringToUTF8Array(stringy,u8array,0,u8array.length);if(dontAddNull)u8array.length=numBytesWritten;return u8array}var FS_stdin_getChar=()=>{if(!FS_stdin_getChar_buffer.length){var result=null;if(typeof window!="undefined"&&typeof window.prompt=="function"){result=window.prompt("Input: ");if(result!==null){result+="\n"}}else{}if(!result){return null}FS_stdin_getChar_buffer=intArrayFromString(result,true)}return FS_stdin_getChar_buffer.shift()};var TTY={ttys:[],init(){},shutdown(){},register(dev,ops){TTY.ttys[dev]={input:[],output:[],ops:ops};FS.registerDevice(dev,TTY.stream_ops)},stream_ops:{open(stream){var tty=TTY.ttys[stream.node.rdev];if(!tty){throw new FS.ErrnoError(43)}stream.tty=tty;stream.seekable=false},close(stream){stream.tty.ops.fsync(stream.tty)},fsync(stream){stream.tty.ops.fsync(stream.tty)},read(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.get_char){throw new FS.ErrnoError(60)}var bytesRead=0;for(var i=0;i0){out(UTF8ArrayToString(tty.output,0));tty.output=[]}},ioctl_tcgets(tty){return{c_iflag:25856,c_oflag:5,c_cflag:191,c_lflag:35387,c_cc:[3,28,127,21,4,0,1,0,17,19,26,0,18,15,23,22,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]}},ioctl_tcsets(tty,optional_actions,data){return 0},ioctl_tiocgwinsz(tty){return[24,80]}},default_tty1_ops:{put_char(tty,val){if(val===null||val===10){err(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}},fsync(tty){if(tty.output&&tty.output.length>0){err(UTF8ArrayToString(tty.output,0));tty.output=[]}}}};var zeroMemory=(address,size)=>{HEAPU8.fill(0,address,address+size);return address};var alignMemory=(size,alignment)=>Math.ceil(size/alignment)*alignment;var mmapAlloc=size=>{size=alignMemory(size,65536);var ptr=_emscripten_builtin_memalign(65536,size);if(!ptr)return 0;return zeroMemory(ptr,size)};var MEMFS={ops_table:null,mount(mount){return MEMFS.createNode(null,"/",16384|511,0)},createNode(parent,name,mode,dev){if(FS.isBlkdev(mode)||FS.isFIFO(mode)){throw new FS.ErrnoError(63)}MEMFS.ops_table||={dir:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,lookup:MEMFS.node_ops.lookup,mknod:MEMFS.node_ops.mknod,rename:MEMFS.node_ops.rename,unlink:MEMFS.node_ops.unlink,rmdir:MEMFS.node_ops.rmdir,readdir:MEMFS.node_ops.readdir,symlink:MEMFS.node_ops.symlink},stream:{llseek:MEMFS.stream_ops.llseek}},file:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:{llseek:MEMFS.stream_ops.llseek,read:MEMFS.stream_ops.read,write:MEMFS.stream_ops.write,allocate:MEMFS.stream_ops.allocate,mmap:MEMFS.stream_ops.mmap,msync:MEMFS.stream_ops.msync}},link:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,readlink:MEMFS.node_ops.readlink},stream:{}},chrdev:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:FS.chrdev_stream_ops}};var node=FS.createNode(parent,name,mode,dev);if(FS.isDir(node.mode)){node.node_ops=MEMFS.ops_table.dir.node;node.stream_ops=MEMFS.ops_table.dir.stream;node.contents={}}else if(FS.isFile(node.mode)){node.node_ops=MEMFS.ops_table.file.node;node.stream_ops=MEMFS.ops_table.file.stream;node.usedBytes=0;node.contents=null}else if(FS.isLink(node.mode)){node.node_ops=MEMFS.ops_table.link.node;node.stream_ops=MEMFS.ops_table.link.stream}else if(FS.isChrdev(node.mode)){node.node_ops=MEMFS.ops_table.chrdev.node;node.stream_ops=MEMFS.ops_table.chrdev.stream}node.timestamp=Date.now();if(parent){parent.contents[name]=node;parent.timestamp=node.timestamp}return node},getFileDataAsTypedArray(node){if(!node.contents)return new Uint8Array(0);if(node.contents.subarray)return node.contents.subarray(0,node.usedBytes);return new Uint8Array(node.contents)},expandFileStorage(node,newCapacity){var prevCapacity=node.contents?node.contents.length:0;if(prevCapacity>=newCapacity)return;var CAPACITY_DOUBLING_MAX=1024*1024;newCapacity=Math.max(newCapacity,prevCapacity*(prevCapacity>>0);if(prevCapacity!=0)newCapacity=Math.max(newCapacity,256);var oldContents=node.contents;node.contents=new Uint8Array(newCapacity);if(node.usedBytes>0)node.contents.set(oldContents.subarray(0,node.usedBytes),0)},resizeFileStorage(node,newSize){if(node.usedBytes==newSize)return;if(newSize==0){node.contents=null;node.usedBytes=0}else{var oldContents=node.contents;node.contents=new Uint8Array(newSize);if(oldContents){node.contents.set(oldContents.subarray(0,Math.min(newSize,node.usedBytes)))}node.usedBytes=newSize}},node_ops:{getattr(node){var attr={};attr.dev=FS.isChrdev(node.mode)?node.id:1;attr.ino=node.id;attr.mode=node.mode;attr.nlink=1;attr.uid=0;attr.gid=0;attr.rdev=node.rdev;if(FS.isDir(node.mode)){attr.size=4096}else if(FS.isFile(node.mode)){attr.size=node.usedBytes}else if(FS.isLink(node.mode)){attr.size=node.link.length}else{attr.size=0}attr.atime=new Date(node.timestamp);attr.mtime=new Date(node.timestamp);attr.ctime=new Date(node.timestamp);attr.blksize=4096;attr.blocks=Math.ceil(attr.size/attr.blksize);return attr},setattr(node,attr){if(attr.mode!==undefined){node.mode=attr.mode}if(attr.timestamp!==undefined){node.timestamp=attr.timestamp}if(attr.size!==undefined){MEMFS.resizeFileStorage(node,attr.size)}},lookup(parent,name){throw FS.genericErrors[44]},mknod(parent,name,mode,dev){return MEMFS.createNode(parent,name,mode,dev)},rename(old_node,new_dir,new_name){if(FS.isDir(old_node.mode)){var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(new_node){for(var i in new_node.contents){throw new FS.ErrnoError(55)}}}delete old_node.parent.contents[old_node.name];old_node.parent.timestamp=Date.now();old_node.name=new_name;new_dir.contents[new_name]=old_node;new_dir.timestamp=old_node.parent.timestamp},unlink(parent,name){delete parent.contents[name];parent.timestamp=Date.now()},rmdir(parent,name){var node=FS.lookupNode(parent,name);for(var i in node.contents){throw new FS.ErrnoError(55)}delete parent.contents[name];parent.timestamp=Date.now()},readdir(node){var entries=[".",".."];for(var key of Object.keys(node.contents)){entries.push(key)}return entries},symlink(parent,newname,oldpath){var node=MEMFS.createNode(parent,newname,511|40960,0);node.link=oldpath;return node},readlink(node){if(!FS.isLink(node.mode)){throw new FS.ErrnoError(28)}return node.link}},stream_ops:{read(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=stream.node.usedBytes)return 0;var size=Math.min(stream.node.usedBytes-position,length);if(size>8&&contents.subarray){buffer.set(contents.subarray(position,position+size),offset)}else{for(var i=0;i0||position+length{var dep=!noRunDep?getUniqueRunDependency(`al ${url}`):"";readAsync(url,arrayBuffer=>{onload(new Uint8Array(arrayBuffer));if(dep)removeRunDependency(dep)},event=>{if(onerror){onerror()}else{throw`Loading data file "${url}" failed.`}});if(dep)addRunDependency(dep)};var FS_createDataFile=(parent,name,fileData,canRead,canWrite,canOwn)=>{FS.createDataFile(parent,name,fileData,canRead,canWrite,canOwn)};var preloadPlugins=Module["preloadPlugins"]||[];var FS_handledByPreloadPlugin=(byteArray,fullname,finish,onerror)=>{if(typeof Browser!="undefined")Browser.init();var handled=false;preloadPlugins.forEach(plugin=>{if(handled)return;if(plugin["canHandle"](fullname)){plugin["handle"](byteArray,fullname,finish,onerror);handled=true}});return handled};var FS_createPreloadedFile=(parent,name,url,canRead,canWrite,onload,onerror,dontCreateFile,canOwn,preFinish)=>{var fullname=name?PATH_FS.resolve(PATH.join2(parent,name)):parent;var dep=getUniqueRunDependency(`cp ${fullname}`);function processData(byteArray){function finish(byteArray){preFinish?.();if(!dontCreateFile){FS_createDataFile(parent,name,byteArray,canRead,canWrite,canOwn)}onload?.();removeRunDependency(dep)}if(FS_handledByPreloadPlugin(byteArray,fullname,finish,()=>{onerror?.();removeRunDependency(dep)})){return}finish(byteArray)}addRunDependency(dep);if(typeof url=="string"){asyncLoad(url,processData,onerror)}else{processData(url)}};var FS_modeStringToFlags=str=>{var flagModes={r:0,"r+":2,w:512|64|1,"w+":512|64|2,a:1024|64|1,"a+":1024|64|2};var flags=flagModes[str];if(typeof flags=="undefined"){throw new Error(`Unknown file open mode: ${str}`)}return flags};var FS_getMode=(canRead,canWrite)=>{var mode=0;if(canRead)mode|=292|73;if(canWrite)mode|=146;return mode};var ERRNO_CODES={EPERM:63,ENOENT:44,ESRCH:71,EINTR:27,EIO:29,ENXIO:60,E2BIG:1,ENOEXEC:45,EBADF:8,ECHILD:12,EAGAIN:6,EWOULDBLOCK:6,ENOMEM:48,EACCES:2,EFAULT:21,ENOTBLK:105,EBUSY:10,EEXIST:20,EXDEV:75,ENODEV:43,ENOTDIR:54,EISDIR:31,EINVAL:28,ENFILE:41,EMFILE:33,ENOTTY:59,ETXTBSY:74,EFBIG:22,ENOSPC:51,ESPIPE:70,EROFS:69,EMLINK:34,EPIPE:64,EDOM:18,ERANGE:68,ENOMSG:49,EIDRM:24,ECHRNG:106,EL2NSYNC:156,EL3HLT:107,EL3RST:108,ELNRNG:109,EUNATCH:110,ENOCSI:111,EL2HLT:112,EDEADLK:16,ENOLCK:46,EBADE:113,EBADR:114,EXFULL:115,ENOANO:104,EBADRQC:103,EBADSLT:102,EDEADLOCK:16,EBFONT:101,ENOSTR:100,ENODATA:116,ETIME:117,ENOSR:118,ENONET:119,ENOPKG:120,EREMOTE:121,ENOLINK:47,EADV:122,ESRMNT:123,ECOMM:124,EPROTO:65,EMULTIHOP:36,EDOTDOT:125,EBADMSG:9,ENOTUNIQ:126,EBADFD:127,EREMCHG:128,ELIBACC:129,ELIBBAD:130,ELIBSCN:131,ELIBMAX:132,ELIBEXEC:133,ENOSYS:52,ENOTEMPTY:55,ENAMETOOLONG:37,ELOOP:32,EOPNOTSUPP:138,EPFNOSUPPORT:139,ECONNRESET:15,ENOBUFS:42,EAFNOSUPPORT:5,EPROTOTYPE:67,ENOTSOCK:57,ENOPROTOOPT:50,ESHUTDOWN:140,ECONNREFUSED:14,EADDRINUSE:3,ECONNABORTED:13,ENETUNREACH:40,ENETDOWN:38,ETIMEDOUT:73,EHOSTDOWN:142,EHOSTUNREACH:23,EINPROGRESS:26,EALREADY:7,EDESTADDRREQ:17,EMSGSIZE:35,EPROTONOSUPPORT:66,ESOCKTNOSUPPORT:137,EADDRNOTAVAIL:4,ENETRESET:39,EISCONN:30,ENOTCONN:53,ETOOMANYREFS:141,EUSERS:136,EDQUOT:19,ESTALE:72,ENOTSUP:138,ENOMEDIUM:148,EILSEQ:25,EOVERFLOW:61,ECANCELED:11,ENOTRECOVERABLE:56,EOWNERDEAD:62,ESTRPIPE:135};var PROXYFS={mount(mount){return PROXYFS.createNode(null,"/",mount.opts.fs.lstat(mount.opts.root).mode,0)},createNode(parent,name,mode,dev){if(!FS.isDir(mode)&&!FS.isFile(mode)&&!FS.isLink(mode)){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}var node=FS.createNode(parent,name,mode);node.node_ops=PROXYFS.node_ops;node.stream_ops=PROXYFS.stream_ops;return node},realPath(node){var parts=[];while(node.parent!==node){parts.push(node.name);node=node.parent}parts.push(node.mount.opts.root);parts.reverse();return PATH.join(...parts)},node_ops:{getattr(node){var path=PROXYFS.realPath(node);var stat;try{stat=node.mount.opts.fs.lstat(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return{dev:stat.dev,ino:stat.ino,mode:stat.mode,nlink:stat.nlink,uid:stat.uid,gid:stat.gid,rdev:stat.rdev,size:stat.size,atime:stat.atime,mtime:stat.mtime,ctime:stat.ctime,blksize:stat.blksize,blocks:stat.blocks}},setattr(node,attr){var path=PROXYFS.realPath(node);try{if(attr.mode!==undefined){node.mount.opts.fs.chmod(path,attr.mode);node.mode=attr.mode}if(attr.timestamp!==undefined){var date=new Date(attr.timestamp);node.mount.opts.fs.utime(path,date,date)}if(attr.size!==undefined){node.mount.opts.fs.truncate(path,attr.size)}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},lookup(parent,name){try{var path=PATH.join2(PROXYFS.realPath(parent),name);var mode=parent.mount.opts.fs.lstat(path).mode;var node=PROXYFS.createNode(parent,name,mode);return node}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},mknod(parent,name,mode,dev){var node=PROXYFS.createNode(parent,name,mode,dev);var path=PROXYFS.realPath(node);try{if(FS.isDir(node.mode)){node.mount.opts.fs.mkdir(path,node.mode)}else{node.mount.opts.fs.writeFile(path,"",{mode:node.mode})}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return node},rename(oldNode,newDir,newName){var oldPath=PROXYFS.realPath(oldNode);var newPath=PATH.join2(PROXYFS.realPath(newDir),newName);try{oldNode.mount.opts.fs.rename(oldPath,newPath);oldNode.name=newName}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},unlink(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.unlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},rmdir(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.rmdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readdir(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},symlink(parent,newName,oldPath){var newPath=PATH.join2(PROXYFS.realPath(parent),newName);try{parent.mount.opts.fs.symlink(oldPath,newPath)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readlink(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}}},stream_ops:{open(stream){var path=PROXYFS.realPath(stream.node);try{stream.nfd=stream.node.mount.opts.fs.open(path,stream.flags)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},close(stream){try{stream.node.mount.opts.fs.close(stream.nfd)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},read(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.read(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},write(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.write(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},llseek(stream,offset,whence){var position=offset;if(whence===1){position+=stream.position}else if(whence===2){if(FS.isFile(stream.node.mode)){try{var stat=stream.node.node_ops.getattr(stream.node);position+=stat.size}catch(e){throw new FS.ErrnoError(ERRNO_CODES[e.code])}}}if(position<0){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}return position}}};var FS={root:null,mounts:[],devices:{},streams:[],nextInode:1,nameTable:null,currentPath:"/",initialized:false,ignorePermissions:true,ErrnoError:class{constructor(errno){this.name="ErrnoError";this.errno=errno}},genericErrors:{},filesystems:null,syncFSRequests:0,FSStream:class{constructor(){this.shared={}}get object(){return this.node}set object(val){this.node=val}get isRead(){return(this.flags&2097155)!==1}get isWrite(){return(this.flags&2097155)!==0}get isAppend(){return this.flags&1024}get flags(){return this.shared.flags}set flags(val){this.shared.flags=val}get position(){return this.shared.position}set position(val){this.shared.position=val}},FSNode:class{constructor(parent,name,mode,rdev){if(!parent){parent=this}this.parent=parent;this.mount=parent.mount;this.mounted=null;this.id=FS.nextInode++;this.name=name;this.mode=mode;this.node_ops={};this.stream_ops={};this.rdev=rdev;this.readMode=292|73;this.writeMode=146}get read(){return(this.mode&this.readMode)===this.readMode}set read(val){val?this.mode|=this.readMode:this.mode&=~this.readMode}get write(){return(this.mode&this.writeMode)===this.writeMode}set write(val){val?this.mode|=this.writeMode:this.mode&=~this.writeMode}get isFolder(){return FS.isDir(this.mode)}get isDevice(){return FS.isChrdev(this.mode)}},lookupPath(path,opts={}){path=PATH_FS.resolve(path);if(!path)return{path:"",node:null};var defaults={follow_mount:true,recurse_count:0};opts=Object.assign(defaults,opts);if(opts.recurse_count>8){throw new FS.ErrnoError(32)}var parts=path.split("/").filter(p=>!!p);var current=FS.root;var current_path="/";for(var i=0;i40){throw new FS.ErrnoError(32)}}}}return{path:current_path,node:current}},getPath(node){var path;while(true){if(FS.isRoot(node)){var mount=node.mount.mountpoint;if(!path)return mount;return mount[mount.length-1]!=="/"?`${mount}/${path}`:mount+path}path=path?`${node.name}/${path}`:node.name;node=node.parent}},hashName(parentid,name){var hash=0;for(var i=0;i>>0)%FS.nameTable.length},hashAddNode(node){var hash=FS.hashName(node.parent.id,node.name);node.name_next=FS.nameTable[hash];FS.nameTable[hash]=node},hashRemoveNode(node){var hash=FS.hashName(node.parent.id,node.name);if(FS.nameTable[hash]===node){FS.nameTable[hash]=node.name_next}else{var current=FS.nameTable[hash];while(current){if(current.name_next===node){current.name_next=node.name_next;break}current=current.name_next}}},lookupNode(parent,name){var errCode=FS.mayLookup(parent);if(errCode){throw new FS.ErrnoError(errCode)}var hash=FS.hashName(parent.id,name);for(var node=FS.nameTable[hash];node;node=node.name_next){var nodeName=node.name;if(node.parent.id===parent.id&&nodeName===name){return node}}return FS.lookup(parent,name)},createNode(parent,name,mode,rdev){var node=new FS.FSNode(parent,name,mode,rdev);FS.hashAddNode(node);return node},destroyNode(node){FS.hashRemoveNode(node)},isRoot(node){return node===node.parent},isMountpoint(node){return!!node.mounted},isFile(mode){return(mode&61440)===32768},isDir(mode){return(mode&61440)===16384},isLink(mode){return(mode&61440)===40960},isChrdev(mode){return(mode&61440)===8192},isBlkdev(mode){return(mode&61440)===24576},isFIFO(mode){return(mode&61440)===4096},isSocket(mode){return(mode&49152)===49152},flagsToPermissionString(flag){var perms=["r","w","rw"][flag&3];if(flag&512){perms+="w"}return perms},nodePermissions(node,perms){if(FS.ignorePermissions){return 0}if(perms.includes("r")&&!(node.mode&292)){return 2}else if(perms.includes("w")&&!(node.mode&146)){return 2}else if(perms.includes("x")&&!(node.mode&73)){return 2}return 0},mayLookup(dir){if(!FS.isDir(dir.mode))return 54;var errCode=FS.nodePermissions(dir,"x");if(errCode)return errCode;if(!dir.node_ops.lookup)return 2;return 0},mayCreate(dir,name){try{var node=FS.lookupNode(dir,name);return 20}catch(e){}return FS.nodePermissions(dir,"wx")},mayDelete(dir,name,isdir){var node;try{node=FS.lookupNode(dir,name)}catch(e){return e.errno}var errCode=FS.nodePermissions(dir,"wx");if(errCode){return errCode}if(isdir){if(!FS.isDir(node.mode)){return 54}if(FS.isRoot(node)||FS.getPath(node)===FS.cwd()){return 10}}else{if(FS.isDir(node.mode)){return 31}}return 0},mayOpen(node,flags){if(!node){return 44}if(FS.isLink(node.mode)){return 32}else if(FS.isDir(node.mode)){if(FS.flagsToPermissionString(flags)!=="r"||flags&512){return 31}}return FS.nodePermissions(node,FS.flagsToPermissionString(flags))},MAX_OPEN_FDS:4096,nextfd(){for(var fd=0;fd<=FS.MAX_OPEN_FDS;fd++){if(!FS.streams[fd]){return fd}}throw new FS.ErrnoError(33)},getStreamChecked(fd){var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}return stream},getStream:fd=>FS.streams[fd],createStream(stream,fd=-1){stream=Object.assign(new FS.FSStream,stream);if(fd==-1){fd=FS.nextfd()}stream.fd=fd;FS.streams[fd]=stream;return stream},closeStream(fd){FS.streams[fd]=null},dupStream(origStream,fd=-1){var stream=FS.createStream(origStream,fd);stream.stream_ops?.dup?.(stream);return stream},chrdev_stream_ops:{open(stream){var device=FS.getDevice(stream.node.rdev);stream.stream_ops=device.stream_ops;stream.stream_ops.open?.(stream)},llseek(){throw new FS.ErrnoError(70)}},major:dev=>dev>>8,minor:dev=>dev&255,makedev:(ma,mi)=>ma<<8|mi,registerDevice(dev,ops){FS.devices[dev]={stream_ops:ops}},getDevice:dev=>FS.devices[dev],getMounts(mount){var mounts=[];var check=[mount];while(check.length){var m=check.pop();mounts.push(m);check.push(...m.mounts)}return mounts},syncfs(populate,callback){if(typeof populate=="function"){callback=populate;populate=false}FS.syncFSRequests++;if(FS.syncFSRequests>1){err(`warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work`)}var mounts=FS.getMounts(FS.root.mount);var completed=0;function doCallback(errCode){FS.syncFSRequests--;return callback(errCode)}function done(errCode){if(errCode){if(!done.errored){done.errored=true;return doCallback(errCode)}return}if(++completed>=mounts.length){doCallback(null)}}mounts.forEach(mount=>{if(!mount.type.syncfs){return done(null)}mount.type.syncfs(mount,populate,done)})},mount(type,opts,mountpoint){var root=mountpoint==="/";var pseudo=!mountpoint;var node;if(root&&FS.root){throw new FS.ErrnoError(10)}else if(!root&&!pseudo){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});mountpoint=lookup.path;node=lookup.node;if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}if(!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}}var mount={type:type,opts:opts,mountpoint:mountpoint,mounts:[]};var mountRoot=type.mount(mount);mountRoot.mount=mount;mount.root=mountRoot;if(root){FS.root=mountRoot}else if(node){node.mounted=mount;if(node.mount){node.mount.mounts.push(mount)}}return mountRoot},unmount(mountpoint){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});if(!FS.isMountpoint(lookup.node)){throw new FS.ErrnoError(28)}var node=lookup.node;var mount=node.mounted;var mounts=FS.getMounts(mount);Object.keys(FS.nameTable).forEach(hash=>{var current=FS.nameTable[hash];while(current){var next=current.name_next;if(mounts.includes(current.mount)){FS.destroyNode(current)}current=next}});node.mounted=null;var idx=node.mount.mounts.indexOf(mount);node.mount.mounts.splice(idx,1)},lookup(parent,name){return parent.node_ops.lookup(parent,name)},mknod(path,mode,dev){var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);if(!name||name==="."||name===".."){throw new FS.ErrnoError(28)}var errCode=FS.mayCreate(parent,name);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.mknod){throw new FS.ErrnoError(63)}return parent.node_ops.mknod(parent,name,mode,dev)},create(path,mode){mode=mode!==undefined?mode:438;mode&=4095;mode|=32768;return FS.mknod(path,mode,0)},mkdir(path,mode){mode=mode!==undefined?mode:511;mode&=511|512;mode|=16384;return FS.mknod(path,mode,0)},mkdirTree(path,mode){var dirs=path.split("/");var d="";for(var i=0;iFS.currentPath,chdir(path){var lookup=FS.lookupPath(path,{follow:true});if(lookup.node===null){throw new FS.ErrnoError(44)}if(!FS.isDir(lookup.node.mode)){throw new FS.ErrnoError(54)}var errCode=FS.nodePermissions(lookup.node,"x");if(errCode){throw new FS.ErrnoError(errCode)}FS.currentPath=lookup.path},createDefaultDirectories(){FS.mkdir("/tmp");FS.mkdir("/home");FS.mkdir("/home/web_user")},createDefaultDevices(){FS.mkdir("/dev");FS.registerDevice(FS.makedev(1,3),{read:()=>0,write:(stream,buffer,offset,length,pos)=>length});FS.mkdev("/dev/null",FS.makedev(1,3));TTY.register(FS.makedev(5,0),TTY.default_tty_ops);TTY.register(FS.makedev(6,0),TTY.default_tty1_ops);FS.mkdev("/dev/tty",FS.makedev(5,0));FS.mkdev("/dev/tty1",FS.makedev(6,0));var randomBuffer=new Uint8Array(1024),randomLeft=0;var randomByte=()=>{if(randomLeft===0){randomLeft=randomFill(randomBuffer).byteLength}return randomBuffer[--randomLeft]};FS.createDevice("/dev","random",randomByte);FS.createDevice("/dev","urandom",randomByte);FS.mkdir("/dev/shm");FS.mkdir("/dev/shm/tmp")},createSpecialDirectories(){FS.mkdir("/proc");var proc_self=FS.mkdir("/proc/self");FS.mkdir("/proc/self/fd");FS.mount({mount(){var node=FS.createNode(proc_self,"fd",16384|511,73);node.node_ops={lookup(parent,name){var fd=+name;var stream=FS.getStreamChecked(fd);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}};return node}},{},"/proc/self/fd")},createStandardStreams(){if(Module["stdin"]){FS.createDevice("/dev","stdin",Module["stdin"])}else{FS.symlink("/dev/tty","/dev/stdin")}if(Module["stdout"]){FS.createDevice("/dev","stdout",null,Module["stdout"])}else{FS.symlink("/dev/tty","/dev/stdout")}if(Module["stderr"]){FS.createDevice("/dev","stderr",null,Module["stderr"])}else{FS.symlink("/dev/tty1","/dev/stderr")}var stdin=FS.open("/dev/stdin",0);var stdout=FS.open("/dev/stdout",1);var stderr=FS.open("/dev/stderr",1)},staticInit(){[44].forEach(code=>{FS.genericErrors[code]=new FS.ErrnoError(code);FS.genericErrors[code].stack=""});FS.nameTable=new Array(4096);FS.mount(MEMFS,{},"/");FS.createDefaultDirectories();FS.createDefaultDevices();FS.createSpecialDirectories();FS.filesystems={MEMFS:MEMFS,PROXYFS:PROXYFS}},init(input,output,error){FS.init.initialized=true;Module["stdin"]=input||Module["stdin"];Module["stdout"]=output||Module["stdout"];Module["stderr"]=error||Module["stderr"];FS.createStandardStreams()},quit(){FS.init.initialized=false;_fflush(0);for(var i=0;ithis.length-1||idx<0){return undefined}var chunkOffset=idx%this.chunkSize;var chunkNum=idx/this.chunkSize|0;return this.getter(chunkNum)[chunkOffset]}setDataGetter(getter){this.getter=getter}cacheLength(){var xhr=new XMLHttpRequest;xhr.open("HEAD",url,false);xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);var datalength=Number(xhr.getResponseHeader("Content-length"));var header;var hasByteServing=(header=xhr.getResponseHeader("Accept-Ranges"))&&header==="bytes";var usesGzip=(header=xhr.getResponseHeader("Content-Encoding"))&&header==="gzip";var chunkSize=1024*1024;if(!hasByteServing)chunkSize=datalength;var doXHR=(from,to)=>{if(from>to)throw new Error("invalid range ("+from+", "+to+") or no bytes requested!");if(to>datalength-1)throw new Error("only "+datalength+" bytes available! programmer error!");var xhr=new XMLHttpRequest;xhr.open("GET",url,false);if(datalength!==chunkSize)xhr.setRequestHeader("Range","bytes="+from+"-"+to);xhr.responseType="arraybuffer";if(xhr.overrideMimeType){xhr.overrideMimeType("text/plain; charset=x-user-defined")}xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);if(xhr.response!==undefined){return new Uint8Array(xhr.response||[])}return intArrayFromString(xhr.responseText||"",true)};var lazyArray=this;lazyArray.setDataGetter(chunkNum=>{var start=chunkNum*chunkSize;var end=(chunkNum+1)*chunkSize-1;end=Math.min(end,datalength-1);if(typeof lazyArray.chunks[chunkNum]=="undefined"){lazyArray.chunks[chunkNum]=doXHR(start,end)}if(typeof lazyArray.chunks[chunkNum]=="undefined")throw new Error("doXHR failed!");return lazyArray.chunks[chunkNum]});if(usesGzip||!datalength){chunkSize=datalength=1;datalength=this.getter(0).length;chunkSize=datalength;out("LazyFiles on gzip forces download of the whole file when length is accessed")}this._length=datalength;this._chunkSize=chunkSize;this.lengthKnown=true}get length(){if(!this.lengthKnown){this.cacheLength()}return this._length}get chunkSize(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}}if(typeof XMLHttpRequest!="undefined"){if(!ENVIRONMENT_IS_WORKER)throw"Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc";var lazyArray=new LazyUint8Array;var properties={isDevice:false,contents:lazyArray}}else{var properties={isDevice:false,url:url}}var node=FS.createFile(parent,name,properties,canRead,canWrite);if(properties.contents){node.contents=properties.contents}else if(properties.url){node.contents=null;node.url=properties.url}Object.defineProperties(node,{usedBytes:{get:function(){return this.contents.length}}});var stream_ops={};var keys=Object.keys(node.stream_ops);keys.forEach(key=>{var fn=node.stream_ops[key];stream_ops[key]=(...args)=>{FS.forceLoadFile(node);return fn(...args)}});function writeChunks(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=contents.length)return 0;var size=Math.min(contents.length-position,length);if(contents.slice){for(var i=0;i{FS.forceLoadFile(node);return writeChunks(stream,buffer,offset,length,position)};stream_ops.mmap=(stream,length,position,prot,flags)=>{FS.forceLoadFile(node);var ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}writeChunks(stream,HEAP8,ptr,length,position);return{ptr:ptr,allocated:true}};node.stream_ops=stream_ops;return node}};Module["FS"]=FS;var SOCKFS={mount(mount){Module["websocket"]=Module["websocket"]&&"object"===typeof Module["websocket"]?Module["websocket"]:{};Module["websocket"]._callbacks={};Module["websocket"]["on"]=function(event,callback){if("function"===typeof callback){this._callbacks[event]=callback}return this};Module["websocket"].emit=function(event,param){if("function"===typeof this._callbacks[event]){this._callbacks[event].call(this,param)}};return FS.createNode(null,"/",16384|511,0)},createSocket(family,type,protocol){type&=~526336;var streaming=type==1;if(streaming&&protocol&&protocol!=6){throw new FS.ErrnoError(66)}var sock={family:family,type:type,protocol:protocol,server:null,error:null,peers:{},pending:[],recv_queue:[],sock_ops:SOCKFS.websocket_sock_ops};var name=SOCKFS.nextname();var node=FS.createNode(SOCKFS.root,name,49152,0);node.sock=sock;var stream=FS.createStream({path:name,node:node,flags:2,seekable:false,stream_ops:SOCKFS.stream_ops});sock.stream=stream;return sock},getSocket(fd){var stream=FS.getStream(fd);if(!stream||!FS.isSocket(stream.node.mode)){return null}return stream.node.sock},stream_ops:{poll(stream){var sock=stream.node.sock;return sock.sock_ops.poll(sock)},ioctl(stream,request,varargs){var sock=stream.node.sock;return sock.sock_ops.ioctl(sock,request,varargs)},read(stream,buffer,offset,length,position){var sock=stream.node.sock;var msg=sock.sock_ops.recvmsg(sock,length);if(!msg){return 0}buffer.set(msg.buffer,offset);return msg.buffer.length},write(stream,buffer,offset,length,position){var sock=stream.node.sock;return sock.sock_ops.sendmsg(sock,buffer,offset,length)},close(stream){var sock=stream.node.sock;sock.sock_ops.close(sock)}},nextname(){if(!SOCKFS.nextname.current){SOCKFS.nextname.current=0}return"socket["+SOCKFS.nextname.current+++"]"},websocket_sock_ops:{createPeer(sock,addr,port){var ws;if(typeof addr=="object"){ws=addr;addr=null;port=null}if(ws){if(ws._socket){addr=ws._socket.remoteAddress;port=ws._socket.remotePort}else{var result=/ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url);if(!result){throw new Error("WebSocket URL must be in the format ws(s)://address:port")}addr=result[1];port=parseInt(result[2],10)}}else{try{var runtimeConfig=Module["websocket"]&&"object"===typeof Module["websocket"];var url="ws:#".replace("#","//");if(runtimeConfig){if("function"===typeof Module["websocket"]["url"]) { -url = Module["websocket"]["url"](...arguments); -}else if ("string" === typeof Module["websocket"]["url"]){url=Module["websocket"]["url"]}}if(url==="ws://"||url==="wss://"){var parts=addr.split("/");url=url+parts[0]+":"+port+"/"+parts.slice(1).join("/")}var subProtocols="binary";if(runtimeConfig){if("string"===typeof Module["websocket"]["subprotocol"]){subProtocols=Module["websocket"]["subprotocol"]}}var opts=undefined;if(subProtocols!=="null"){subProtocols=subProtocols.replace(/^ +| +$/g,"").split(/ *, */);opts=subProtocols}if(runtimeConfig&&null===Module["websocket"]["subprotocol"]){subProtocols="null";opts=undefined}var WebSocketConstructor;{WebSocketConstructor=WebSocket}if (Module['websocket']['decorator']) {WebSocketConstructor = Module['websocket']['decorator'](WebSocketConstructor);}ws = new WebSocketConstructor(url,opts);ws.binaryType="arraybuffer"}catch(e){throw new FS.ErrnoError(23)}}var peer={addr:addr,port:port,socket:ws,dgram_send_queue:[]};SOCKFS.websocket_sock_ops.addPeer(sock,peer);SOCKFS.websocket_sock_ops.handlePeerEvents(sock,peer);if(sock.type===2&&typeof sock.sport!="undefined"){peer.dgram_send_queue.push(new Uint8Array([255,255,255,255,"p".charCodeAt(0),"o".charCodeAt(0),"r".charCodeAt(0),"t".charCodeAt(0),(sock.sport&65280)>>8,sock.sport&255]))}return peer},getPeer(sock,addr,port){return sock.peers[addr+":"+port]},addPeer(sock,peer){sock.peers[peer.addr+":"+peer.port]=peer},removePeer(sock,peer){delete sock.peers[peer.addr+":"+peer.port]},handlePeerEvents(sock,peer){var first=true;var handleOpen=function(){Module["websocket"].emit("open",sock.stream.fd);try{var queued=peer.dgram_send_queue.shift();while(queued){peer.socket.send(queued);queued=peer.dgram_send_queue.shift()}}catch(e){peer.socket.close()}};function handleMessage(data){if(typeof data=="string"){var encoder=new TextEncoder;data=encoder.encode(data)}else{assert(data.byteLength!==undefined);if(data.byteLength==0){return}data=new Uint8Array(data)}var wasfirst=first;first=false;if(wasfirst&&data.length===10&&data[0]===255&&data[1]===255&&data[2]===255&&data[3]===255&&data[4]==="p".charCodeAt(0)&&data[5]==="o".charCodeAt(0)&&data[6]==="r".charCodeAt(0)&&data[7]==="t".charCodeAt(0)){var newport=data[8]<<8|data[9];SOCKFS.websocket_sock_ops.removePeer(sock,peer);peer.port=newport;SOCKFS.websocket_sock_ops.addPeer(sock,peer);return}sock.recv_queue.push({addr:peer.addr,port:peer.port,data:data});Module["websocket"].emit("message",sock.stream.fd)}if(ENVIRONMENT_IS_NODE){peer.socket.on("open",handleOpen);peer.socket.on("message",function(data,isBinary){if(!isBinary){return}handleMessage(new Uint8Array(data).buffer)});peer.socket.on("close",function(){Module["websocket"].emit("close",sock.stream.fd)});peer.socket.on("error",function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])})}else{peer.socket.onopen=handleOpen;peer.socket.onclose=function(){Module["websocket"].emit("close",sock.stream.fd)};peer.socket.onmessage=function peer_socket_onmessage(event){handleMessage(event.data)};peer.socket.onerror=function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])}}},poll(sock){if(sock.type===1&&sock.server){return sock.pending.length?64|1:0}var mask=0;var dest=sock.type===1?SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport):null;if(sock.recv_queue.length||!dest||dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=64|1}if(!dest||dest&&dest.socket.readyState===dest.socket.OPEN){mask|=4}if(dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=16}return mask},ioctl(sock,request,arg){switch(request){case 21531:var bytes=0;if(sock.recv_queue.length){bytes=sock.recv_queue[0].data.length}HEAP32[arg>>2]=bytes;return 0;default:return 28}},close(sock){if(sock.server){try{sock.server.close()}catch(e){}sock.server=null}var peers=Object.keys(sock.peers);for(var i=0;i{var socket=SOCKFS.getSocket(fd);if(!socket)throw new FS.ErrnoError(8);return socket};var inetPton4=str=>{var b=str.split(".");for(var i=0;i<4;i++){var tmp=Number(b[i]);if(isNaN(tmp))return null;b[i]=tmp}return(b[0]|b[1]<<8|b[2]<<16|b[3]<<24)>>>0};var jstoi_q=str=>parseInt(str);var inetPton6=str=>{var words;var w,offset,z;var valid6regx=/^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i;var parts=[];if(!valid6regx.test(str)){return null}if(str==="::"){return[0,0,0,0,0,0,0,0]}if(str.startsWith("::")){str=str.replace("::","Z:")}else{str=str.replace("::",":Z:")}if(str.indexOf(".")>0){str=str.replace(new RegExp("[.]","g"),":");words=str.split(":");words[words.length-4]=jstoi_q(words[words.length-4])+jstoi_q(words[words.length-3])*256;words[words.length-3]=jstoi_q(words[words.length-2])+jstoi_q(words[words.length-1])*256;words=words.slice(0,words.length-2)}else{words=str.split(":")}offset=0;z=0;for(w=0;w{switch(family){case 2:addr=inetPton4(addr);zeroMemory(sa,16);if(addrlen){HEAP32[addrlen>>2]=16}HEAP16[sa>>1]=family;HEAP32[sa+4>>2]=addr;HEAP16[sa+2>>1]=_htons(port);break;case 10:addr=inetPton6(addr);zeroMemory(sa,28);if(addrlen){HEAP32[addrlen>>2]=28}HEAP32[sa>>2]=family;HEAP32[sa+8>>2]=addr[0];HEAP32[sa+12>>2]=addr[1];HEAP32[sa+16>>2]=addr[2];HEAP32[sa+20>>2]=addr[3];HEAP16[sa+2>>1]=_htons(port);break;default:return 5}return 0};var DNS={address_map:{id:1,addrs:{},names:{}},lookup_name(name){var res=inetPton4(name);if(res!==null){return name}res=inetPton6(name);if(res!==null){return name}var addr;if(DNS.address_map.addrs[name]){addr=DNS.address_map.addrs[name]}else{var id=DNS.address_map.id++;assert(id<65535,"exceeded max address mappings of 65535");addr="172.29."+(id&255)+"."+(id&65280);DNS.address_map.names[addr]=name;DNS.address_map.addrs[name]=addr}return addr},lookup_addr(addr){if(DNS.address_map.names[addr]){return DNS.address_map.names[addr]}return null}};function ___syscall_accept4(fd,addr,addrlen,flags,d1,d2){try{var sock=getSocketFromFD(fd);var newsock=sock.sock_ops.accept(sock);if(addr){var errno=writeSockaddr(addr,newsock.family,DNS.lookup_name(newsock.daddr),newsock.dport,addrlen)}return newsock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var inetNtop4=addr=>(addr&255)+"."+(addr>>8&255)+"."+(addr>>16&255)+"."+(addr>>24&255);var inetNtop6=ints=>{var str="";var word=0;var longest=0;var lastzero=0;var zstart=0;var len=0;var i=0;var parts=[ints[0]&65535,ints[0]>>16,ints[1]&65535,ints[1]>>16,ints[2]&65535,ints[2]>>16,ints[3]&65535,ints[3]>>16];var hasipv4=true;var v4part="";for(i=0;i<5;i++){if(parts[i]!==0){hasipv4=false;break}}if(hasipv4){v4part=inetNtop4(parts[6]|parts[7]<<16);if(parts[5]===-1){str="::ffff:";str+=v4part;return str}if(parts[5]===0){str="::";if(v4part==="0.0.0.0")v4part="";if(v4part==="0.0.0.1")v4part="1";str+=v4part;return str}}for(word=0;word<8;word++){if(parts[word]===0){if(word-lastzero>1){len=0}lastzero=word;len++}if(len>longest){longest=len;zstart=word-longest+1}}for(word=0;word<8;word++){if(longest>1){if(parts[word]===0&&word>=zstart&&word{var family=HEAP16[sa>>1];var port=_ntohs(HEAPU16[sa+2>>1]);var addr;switch(family){case 2:if(salen!==16){return{errno:28}}addr=HEAP32[sa+4>>2];addr=inetNtop4(addr);break;case 10:if(salen!==28){return{errno:28}}addr=[HEAP32[sa+8>>2],HEAP32[sa+12>>2],HEAP32[sa+16>>2],HEAP32[sa+20>>2]];addr=inetNtop6(addr);break;default:return{errno:5}}return{family:family,addr:addr,port:port}};var getSocketAddress=(addrp,addrlen,allowNull)=>{if(allowNull&&addrp===0)return null;var info=readSockaddr(addrp,addrlen);if(info.errno)throw new FS.ErrnoError(info.errno);info.addr=DNS.lookup_addr(info.addr)||info.addr;return info};function ___syscall_bind(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.bind(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var SYSCALLS={DEFAULT_POLLMASK:5,calculateAt(dirfd,path,allowEmpty){if(PATH.isAbs(path)){return path}var dir;if(dirfd===-100){dir=FS.cwd()}else{var dirstream=SYSCALLS.getStreamFromFD(dirfd);dir=dirstream.path}if(path.length==0){if(!allowEmpty){throw new FS.ErrnoError(44)}return dir}return PATH.join2(dir,path)},doStat(func,path,buf){var stat=func(path);HEAP32[buf>>2]=stat.dev;HEAP32[buf+4>>2]=stat.mode;HEAPU32[buf+8>>2]=stat.nlink;HEAP32[buf+12>>2]=stat.uid;HEAP32[buf+16>>2]=stat.gid;HEAP32[buf+20>>2]=stat.rdev;tempI64=[stat.size>>>0,(tempDouble=stat.size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+24>>2]=tempI64[0],HEAP32[buf+28>>2]=tempI64[1];HEAP32[buf+32>>2]=4096;HEAP32[buf+36>>2]=stat.blocks;var atime=stat.atime.getTime();var mtime=stat.mtime.getTime();var ctime=stat.ctime.getTime();tempI64=[Math.floor(atime/1e3)>>>0,(tempDouble=Math.floor(atime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+40>>2]=tempI64[0],HEAP32[buf+44>>2]=tempI64[1];HEAPU32[buf+48>>2]=atime%1e3*1e3;tempI64=[Math.floor(mtime/1e3)>>>0,(tempDouble=Math.floor(mtime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+56>>2]=tempI64[0],HEAP32[buf+60>>2]=tempI64[1];HEAPU32[buf+64>>2]=mtime%1e3*1e3;tempI64=[Math.floor(ctime/1e3)>>>0,(tempDouble=Math.floor(ctime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+72>>2]=tempI64[0],HEAP32[buf+76>>2]=tempI64[1];HEAPU32[buf+80>>2]=ctime%1e3*1e3;tempI64=[stat.ino>>>0,(tempDouble=stat.ino,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+88>>2]=tempI64[0],HEAP32[buf+92>>2]=tempI64[1];return 0},doMsync(addr,stream,len,flags,offset){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}if(flags&2){return 0}var buffer=HEAPU8.slice(addr,addr+len);FS.msync(stream,buffer,offset,len,flags)},getStreamFromFD(fd){var stream=FS.getStreamChecked(fd);return stream},varargs:undefined,getStr(ptr){var ret=UTF8ToString(ptr);return ret}};function ___syscall_chdir(path){try{path=SYSCALLS.getStr(path);FS.chdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_chmod(path,mode){try{path=SYSCALLS.getStr(path);FS.chmod(path,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_connect(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.connect(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup(fd){try{var old=SYSCALLS.getStreamFromFD(fd);return FS.dupStream(old).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup3(fd,newfd,flags){try{var old=SYSCALLS.getStreamFromFD(fd);if(old.fd===newfd)return-28;var existing=FS.getStream(newfd);if(existing)FS.close(existing);return FS.dupStream(old,newfd).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_faccessat(dirfd,path,amode,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(amode&~7){return-28}var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;if(!node){return-44}var perms="";if(amode&4)perms+="r";if(amode&2)perms+="w";if(amode&1)perms+="x";if(perms&&FS.nodePermissions(node,perms)){return-2}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var convertI32PairToI53Checked=(lo,hi)=>hi+2097152>>>0<4194305-!!lo?(lo>>>0)+hi*4294967296:NaN;function ___syscall_fallocate(fd,mode,offset_low,offset_high,len_low,len_high){var offset=convertI32PairToI53Checked(offset_low,offset_high);var len=convertI32PairToI53Checked(len_low,len_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);FS.allocate(stream,offset,len);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchmod(fd,mode){try{FS.fchmod(fd,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchown32(fd,owner,group){try{FS.fchown(fd,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchownat(dirfd,path,owner,group,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;flags=flags&~256;path=SYSCALLS.calculateAt(dirfd,path);(nofollow?FS.lchown:FS.chown)(path,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function syscallGetVarargI(){var ret=HEAP32[+SYSCALLS.varargs>>2];SYSCALLS.varargs+=4;return ret}var syscallGetVarargP=syscallGetVarargI;function ___syscall_fcntl64(fd,cmd,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(cmd){case 0:{var arg=syscallGetVarargI();if(arg<0){return-28}while(FS.streams[arg]){arg++}var newStream;newStream=FS.dupStream(stream,arg);return newStream.fd}case 1:case 2:return 0;case 3:return stream.flags;case 4:{var arg=syscallGetVarargI();stream.flags|=arg;return 0}case 12:{var arg=syscallGetVarargP();var offset=0;HEAP16[arg+offset>>1]=2;return 0}case 13:case 14:return 0}return-28}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fdatasync(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fstat64(fd,buf){try{var stream=SYSCALLS.getStreamFromFD(fd);return SYSCALLS.doStat(FS.stat,stream.path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_ftruncate64(fd,length_low,length_high){var length=convertI32PairToI53Checked(length_low,length_high);try{if(isNaN(length))return 61;FS.ftruncate(fd,length);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var stringToUTF8=(str,outPtr,maxBytesToWrite)=>stringToUTF8Array(str,HEAPU8,outPtr,maxBytesToWrite);Module["stringToUTF8"]=stringToUTF8;function ___syscall_getcwd(buf,size){try{if(size===0)return-28;var cwd=FS.cwd();var cwdLengthInBytes=lengthBytesUTF8(cwd)+1;if(size>>0,(tempDouble=id,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos>>2]=tempI64[0],HEAP32[dirp+pos+4>>2]=tempI64[1];tempI64=[(idx+1)*struct_size>>>0,(tempDouble=(idx+1)*struct_size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos+8>>2]=tempI64[0],HEAP32[dirp+pos+12>>2]=tempI64[1];HEAP16[dirp+pos+16>>1]=280;HEAP8[dirp+pos+18]=type;stringToUTF8(name,dirp+pos+19,256);pos+=struct_size;idx+=1}FS.llseek(stream,idx*struct_size,0);return pos}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getpeername(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);if(!sock.daddr){return-53}var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.daddr),sock.dport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockname(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.saddr||"0.0.0.0"),sock.sport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockopt(fd,level,optname,optval,optlen,d1){try{var sock=getSocketFromFD(fd);if(level===1){if(optname===4){HEAP32[optval>>2]=sock.error;HEAP32[optlen>>2]=4;sock.error=null;return 0}}return-50}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_ioctl(fd,op,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(op){case 21509:{if(!stream.tty)return-59;return 0}case 21505:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcgets){var termios=stream.tty.ops.ioctl_tcgets(stream);var argp=syscallGetVarargP();HEAP32[argp>>2]=termios.c_iflag||0;HEAP32[argp+4>>2]=termios.c_oflag||0;HEAP32[argp+8>>2]=termios.c_cflag||0;HEAP32[argp+12>>2]=termios.c_lflag||0;for(var i=0;i<32;i++){HEAP8[argp+i+17]=termios.c_cc[i]||0}return 0}return 0}case 21510:case 21511:case 21512:{if(!stream.tty)return-59;return 0}case 21506:case 21507:case 21508:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcsets){var argp=syscallGetVarargP();var c_iflag=HEAP32[argp>>2];var c_oflag=HEAP32[argp+4>>2];var c_cflag=HEAP32[argp+8>>2];var c_lflag=HEAP32[argp+12>>2];var c_cc=[];for(var i=0;i<32;i++){c_cc.push(HEAP8[argp+i+17])}return stream.tty.ops.ioctl_tcsets(stream.tty,op,{c_iflag:c_iflag,c_oflag:c_oflag,c_cflag:c_cflag,c_lflag:c_lflag,c_cc:c_cc})}return 0}case 21519:{if(!stream.tty)return-59;var argp=syscallGetVarargP();HEAP32[argp>>2]=0;return 0}case 21520:{if(!stream.tty)return-59;return-28}case 21531:{var argp=syscallGetVarargP();return FS.ioctl(stream,op,argp)}case 21523:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tiocgwinsz){var winsize=stream.tty.ops.ioctl_tiocgwinsz(stream.tty);var argp=syscallGetVarargP();HEAP16[argp>>1]=winsize[0];HEAP16[argp+2>>1]=winsize[1]}return 0}case 21524:{if(!stream.tty)return-59;return 0}case 21515:{if(!stream.tty)return-59;return 0}default:return-28}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_listen(fd,backlog){try{var sock=getSocketFromFD(fd);sock.sock_ops.listen(sock,backlog);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_lstat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.lstat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_mkdirat(dirfd,path,mode){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);path=PATH.normalize(path);if(path[path.length-1]==="/")path=path.substr(0,path.length-1);FS.mkdir(path,mode,0);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_newfstatat(dirfd,path,buf,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;var allowEmpty=flags&4096;flags=flags&~6400;path=SYSCALLS.calculateAt(dirfd,path,allowEmpty);return SYSCALLS.doStat(nofollow?FS.lstat:FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_openat(dirfd,path,flags,varargs){SYSCALLS.varargs=varargs;try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);var mode=varargs?syscallGetVarargI():0;return FS.open(path,flags,mode).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var PIPEFS={BUCKET_BUFFER_SIZE:8192,mount(mount){return FS.createNode(null,"/",16384|511,0)},createPipe(){var pipe={buckets:[],refcnt:2};pipe.buckets.push({buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:0,roffset:0});var rName=PIPEFS.nextname();var wName=PIPEFS.nextname();var rNode=FS.createNode(PIPEFS.root,rName,4096,0);var wNode=FS.createNode(PIPEFS.root,wName,4096,0);rNode.pipe=pipe;wNode.pipe=pipe;var readableStream=FS.createStream({path:rName,node:rNode,flags:0,seekable:false,stream_ops:PIPEFS.stream_ops});rNode.stream=readableStream;var writableStream=FS.createStream({path:wName,node:wNode,flags:1,seekable:false,stream_ops:PIPEFS.stream_ops});wNode.stream=writableStream;return{readable_fd:readableStream.fd,writable_fd:writableStream.fd}},stream_ops:{poll(stream){var pipe=stream.node.pipe;if((stream.flags&2097155)===1){return 256|4}if(pipe.buckets.length>0){for(var i=0;i0){return 64|1}}}return 0},ioctl(stream,request,varargs){return 28},fsync(stream){return 28},read(stream,buffer,offset,length,position){var pipe=stream.node.pipe;var currentLength=0;for(var i=0;i=dataLen){currBucket.buffer.set(data,currBucket.offset);currBucket.offset+=dataLen;return dataLen}else if(freeBytesInCurrBuffer>0){currBucket.buffer.set(data.subarray(0,freeBytesInCurrBuffer),currBucket.offset);currBucket.offset+=freeBytesInCurrBuffer;data=data.subarray(freeBytesInCurrBuffer,data.byteLength)}var numBuckets=data.byteLength/PIPEFS.BUCKET_BUFFER_SIZE|0;var remElements=data.byteLength%PIPEFS.BUCKET_BUFFER_SIZE;for(var i=0;i0){var newBucket={buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:data.byteLength,roffset:0};pipe.buckets.push(newBucket);newBucket.buffer.set(data)}return dataLen},close(stream){var pipe=stream.node.pipe;pipe.refcnt--;if(pipe.refcnt===0){pipe.buckets=null}}},nextname(){if(!PIPEFS.nextname.current){PIPEFS.nextname.current=0}return"pipe["+PIPEFS.nextname.current+++"]"}};function ___syscall_pipe(fdPtr){try{if(fdPtr==0){throw new FS.ErrnoError(21)}var res=PIPEFS.createPipe();HEAP32[fdPtr>>2]=res.readable_fd;HEAP32[fdPtr+4>>2]=res.writable_fd;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_poll(fds,nfds,timeout){try{var nonzero=0;for(var i=0;i>2];var events=HEAP16[pollfd+4>>1];var mask=32;var stream=FS.getStream(fd);if(stream){mask=SYSCALLS.DEFAULT_POLLMASK;if (stream.stream_ops?.poll){mask=stream.stream_ops.poll(stream,-1)}}mask&=events|8|16;if(mask)nonzero++;HEAP16[pollfd+6>>1]=mask}return nonzero}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_readlinkat(dirfd,path,buf,bufsize){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(bufsize<=0)return-28;var ret=FS.readlink(path);var len=Math.min(bufsize,lengthBytesUTF8(ret));var endChar=HEAP8[buf+len];stringToUTF8(ret,buf,bufsize+1);HEAP8[buf+len]=endChar;return len}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_recvfrom(fd,buf,len,flags,addr,addrlen){try{var sock=getSocketFromFD(fd);var msg=sock.sock_ops.recvmsg(sock, len, typeof flags !== "undefined" ? flags : 0);if(!msg)return 0;if(addr){var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(msg.addr),msg.port,addrlen)}HEAPU8.set(msg.buffer,buf);return msg.buffer.byteLength}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_renameat(olddirfd,oldpath,newdirfd,newpath){try{oldpath=SYSCALLS.getStr(oldpath);newpath=SYSCALLS.getStr(newpath);oldpath=SYSCALLS.calculateAt(olddirfd,oldpath);newpath=SYSCALLS.calculateAt(newdirfd,newpath);FS.rename(oldpath,newpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_rmdir(path){try{path=SYSCALLS.getStr(path);FS.rmdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_sendto(fd,message,length,flags,addr,addr_len){try{var sock=getSocketFromFD(fd);var dest=getSocketAddress(addr,addr_len,true);if(!dest){return FS.write(sock.stream,HEAP8,message,length)}return sock.sock_ops.sendmsg(sock,HEAP8,message,length,dest.addr,dest.port)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_socket(domain,type,protocol){try{var sock=SOCKFS.createSocket(domain,type,protocol);return sock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_stat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_statfs64(path,size,buf){try{path=SYSCALLS.getStr(path);HEAP32[buf+4>>2]=4096;HEAP32[buf+40>>2]=4096;HEAP32[buf+8>>2]=1e6;HEAP32[buf+12>>2]=5e5;HEAP32[buf+16>>2]=5e5;HEAP32[buf+20>>2]=FS.nextInode;HEAP32[buf+24>>2]=1e6;HEAP32[buf+28>>2]=42;HEAP32[buf+44>>2]=2;HEAP32[buf+36>>2]=255;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_symlink(target,linkpath){try{target=SYSCALLS.getStr(target);linkpath=SYSCALLS.getStr(linkpath);FS.symlink(target,linkpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_unlinkat(dirfd,path,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(flags===0){FS.unlink(path)}else if(flags===512){FS.rmdir(path)}else{abort("Invalid flags passed to unlinkat")}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var readI53FromI64=ptr=>HEAPU32[ptr>>2]+HEAP32[ptr+4>>2]*4294967296;function ___syscall_utimensat(dirfd,path,times,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path,true);if(!times){var atime=Date.now();var mtime=atime}else{var seconds=readI53FromI64(times);var nanoseconds=HEAP32[times+8>>2];atime=seconds*1e3+nanoseconds/(1e3*1e3);times+=16;seconds=readI53FromI64(times);nanoseconds=HEAP32[times+8>>2];mtime=seconds*1e3+nanoseconds/(1e3*1e3)}FS.utime(path,atime,mtime);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var __abort_js=()=>{abort("")};var nowIsMonotonic=1;var __emscripten_get_now_is_monotonic=()=>nowIsMonotonic;var __emscripten_lookup_name=name=>{var nameString=UTF8ToString(name);return inetPton4(DNS.lookup_name(nameString))};var __emscripten_memcpy_js=(dest,src,num)=>HEAPU8.copyWithin(dest,src,src+num);var __emscripten_runtime_keepalive_clear=()=>{noExitRuntime=false;runtimeKeepaliveCounter=0};function __gmtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getUTCSeconds();HEAP32[tmPtr+4>>2]=date.getUTCMinutes();HEAP32[tmPtr+8>>2]=date.getUTCHours();HEAP32[tmPtr+12>>2]=date.getUTCDate();HEAP32[tmPtr+16>>2]=date.getUTCMonth();HEAP32[tmPtr+20>>2]=date.getUTCFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getUTCDay();var start=Date.UTC(date.getUTCFullYear(),0,1,0,0,0,0);var yday=(date.getTime()-start)/(1e3*60*60*24)|0;HEAP32[tmPtr+28>>2]=yday}var isLeapYear=year=>year%4===0&&(year%100!==0||year%400===0);var MONTH_DAYS_LEAP_CUMULATIVE=[0,31,60,91,121,152,182,213,244,274,305,335];var MONTH_DAYS_REGULAR_CUMULATIVE=[0,31,59,90,120,151,181,212,243,273,304,334];var ydayFromDate=date=>{var leap=isLeapYear(date.getFullYear());var monthDaysCumulative=leap?MONTH_DAYS_LEAP_CUMULATIVE:MONTH_DAYS_REGULAR_CUMULATIVE;var yday=monthDaysCumulative[date.getMonth()]+date.getDate()-1;return yday};function __localtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr+36>>2]=-(date.getTimezoneOffset()*60);var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dst=(summerOffset!=winterOffset&&date.getTimezoneOffset()==Math.min(winterOffset,summerOffset))|0;HEAP32[tmPtr+32>>2]=dst}var setTempRet0=val=>__emscripten_tempret_set(val);var __mktime_js=function(tmPtr){var ret=(()=>{var date=new Date(HEAP32[tmPtr+20>>2]+1900,HEAP32[tmPtr+16>>2],HEAP32[tmPtr+12>>2],HEAP32[tmPtr+8>>2],HEAP32[tmPtr+4>>2],HEAP32[tmPtr>>2],0);var dst=HEAP32[tmPtr+32>>2];var guessedOffset=date.getTimezoneOffset();var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dstOffset=Math.min(winterOffset,summerOffset);if(dst<0){HEAP32[tmPtr+32>>2]=Number(summerOffset!=winterOffset&&dstOffset==guessedOffset)}else if(dst>0!=(dstOffset==guessedOffset)){var nonDstOffset=Math.max(winterOffset,summerOffset);var trueOffset=dst>0?dstOffset:nonDstOffset;date.setTime(date.getTime()+(trueOffset-guessedOffset)*6e4)}HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getYear();var timeMs=date.getTime();if(isNaN(timeMs)){return-1}return timeMs/1e3})();return setTempRet0((tempDouble=ret,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)),ret>>>0};function __mmap_js(len,prot,flags,fd,offset_low,offset_high,allocated,addr){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);var res=FS.mmap(stream,len,offset,prot,flags);var ptr=res.ptr;HEAP32[allocated>>2]=res.allocated;HEAPU32[addr>>2]=ptr;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function __munmap_js(addr,len,prot,flags,fd,offset_low,offset_high){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{var stream=SYSCALLS.getStreamFromFD(fd);if(prot&2){SYSCALLS.doMsync(addr,stream,len,flags,offset)}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var timers={};var handleException=e=>{if(e instanceof ExitStatus||e=="unwind"){return EXITSTATUS}quit_(1,e)};var runtimeKeepaliveCounter=0;var keepRuntimeAlive=()=>noExitRuntime||runtimeKeepaliveCounter>0;var _proc_exit=code=>{EXITSTATUS=code;if(!keepRuntimeAlive()){Module["onExit"]?.(code);ABORT=true}quit_(code,new ExitStatus(code))};var exitJS=(status,implicit)=>{EXITSTATUS=status;if(!keepRuntimeAlive()){exitRuntime()}_proc_exit(status)};var _exit=exitJS;Module["_exit"]=_exit;var maybeExit=()=>{if(runtimeExited){return}if(!keepRuntimeAlive()){try{_exit(EXITSTATUS)}catch(e){handleException(e)}}};var callUserCallback=func=>{if(runtimeExited||ABORT){return}try{func();maybeExit()}catch(e){handleException(e)}};var _emscripten_get_now;_emscripten_get_now=()=>performance.now();var __setitimer_js=(which,timeout_ms)=>{if(timers[which]){clearTimeout(timers[which].id);delete timers[which]}if(!timeout_ms)return 0;var id=setTimeout(()=>{delete timers[which];callUserCallback(()=>__emscripten_timeout(which,_emscripten_get_now()))},timeout_ms);timers[which]={id:id,timeout_ms:timeout_ms};return 0};var __tzset_js=(timezone,daylight,std_name,dst_name)=>{var currentYear=(new Date).getFullYear();var winter=new Date(currentYear,0,1);var summer=new Date(currentYear,6,1);var winterOffset=winter.getTimezoneOffset();var summerOffset=summer.getTimezoneOffset();var stdTimezoneOffset=Math.max(winterOffset,summerOffset);HEAPU32[timezone>>2]=stdTimezoneOffset*60;HEAP32[daylight>>2]=Number(winterOffset!=summerOffset);var extractZone=date=>date.toLocaleTimeString(undefined,{hour12:false,timeZoneName:"short"}).split(" ")[1];var winterName=extractZone(winter);var summerName=extractZone(summer);if(summerOffsetDate.now();var getHeapMax=()=>2147483648;var _emscripten_get_heap_max=()=>getHeapMax();var growMemory=size=>{var b=wasmMemory.buffer;var pages=(size-b.byteLength+65535)/65536;try{wasmMemory.grow(pages);updateMemoryViews();return 1}catch(e){}};var _emscripten_resize_heap=requestedSize=>{var oldSize=HEAPU8.length;requestedSize>>>=0;var maxHeapSize=getHeapMax();if(requestedSize>maxHeapSize){return false}var alignUp=(x,multiple)=>x+(multiple-x%multiple)%multiple;for(var cutDown=1;cutDown<=4;cutDown*=2){var overGrownHeapSize=oldSize*(1+.2/cutDown);overGrownHeapSize=Math.min(overGrownHeapSize,requestedSize+100663296);var newSize=Math.min(maxHeapSize,alignUp(Math.max(requestedSize,overGrownHeapSize),65536));var replacement=growMemory(newSize);if(replacement){return true}}return false};var runtimeKeepalivePush=()=>{runtimeKeepaliveCounter+=1};var runtimeKeepalivePop=()=>{runtimeKeepaliveCounter-=1};var safeSetTimeout=(func,timeout)=>{runtimeKeepalivePush();return setTimeout(()=>{runtimeKeepalivePop();callUserCallback(func)},timeout)};var _emscripten_sleep=ms=>Asyncify.handleSleep(wakeUp=>safeSetTimeout(wakeUp,ms));Module["_emscripten_sleep"]=_emscripten_sleep;_emscripten_sleep.isAsync=true;var ENV = PHPLoader.ENV || {};var getExecutableName=()=>thisProgram||"./this.program";var getEnvStrings=()=>{if(!getEnvStrings.strings){var lang=(typeof navigator=="object"&&navigator.languages&&navigator.languages[0]||"C").replace("-","_")+".UTF-8";var env={USER:"web_user",LOGNAME:"web_user",PATH:"/",PWD:"/",HOME:"/home/web_user",LANG:lang,_:getExecutableName()};for(var x in ENV){if(ENV[x]===undefined)delete env[x];else env[x]=ENV[x]}var strings=[];for(var x in env){strings.push(`${x}=${env[x]}`)}getEnvStrings.strings=strings}return getEnvStrings.strings};var stringToAscii=(str,buffer)=>{for(var i=0;i{var bufSize=0;getEnvStrings().forEach((string,i)=>{var ptr=environ_buf+bufSize;HEAPU32[__environ+i*4>>2]=ptr;stringToAscii(string,ptr);bufSize+=string.length+1});return 0};var _environ_sizes_get=(penviron_count,penviron_buf_size)=>{var strings=getEnvStrings();HEAPU32[penviron_count>>2]=strings.length;var bufSize=0;strings.forEach(string=>bufSize+=string.length+1);HEAPU32[penviron_buf_size>>2]=bufSize;return 0};function _fd_close(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);FS.close(stream);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_fdstat_get(fd,pbuf){try{var rightsBase=0;var rightsInheriting=0;var flags=0;{var stream=SYSCALLS.getStreamFromFD(fd);var type=stream.tty?2:FS.isDir(stream.mode)?3:FS.isLink(stream.mode)?7:4}HEAP8[pbuf]=type;HEAP16[pbuf+2>>1]=flags;tempI64=[rightsBase>>>0,(tempDouble=rightsBase,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+8>>2]=tempI64[0],HEAP32[pbuf+12>>2]=tempI64[1];tempI64=[rightsInheriting>>>0,(tempDouble=rightsInheriting,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+16>>2]=tempI64[0],HEAP32[pbuf+20>>2]=tempI64[1];return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var doReadv=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.read(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(curr>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_seek(fd,offset_low,offset_high,whence,newOffset){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);FS.llseek(stream,offset,whence);tempI64=[stream.position>>>0,(tempDouble=stream.position,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[newOffset>>2]=tempI64[0],HEAP32[newOffset+4>>2]=tempI64[1];if(stream.getdents&&offset===0&&whence===0)stream.getdents=null;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var doWritev=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.write(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(typeof offset!="undefined"){offset+=curr}}return ret};function _fd_write(fd,iov,iovcnt,pnum){try{var stream=SYSCALLS.getStreamFromFD(fd);var num=doWritev(stream,iov,iovcnt);HEAPU32[pnum>>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var _getaddrinfo=(node,service,hint,out)=>{var addr=0;var port=0;var flags=0;var family=0;var type=0;var proto=0;var ai;function allocaddrinfo(family,type,proto,canon,addr,port){var sa,salen,ai;var errno;salen=family===10?28:16;addr=family===10?inetNtop6(addr):inetNtop4(addr);sa=_malloc(salen);errno=writeSockaddr(sa,family,addr,port);assert(!errno);ai=_malloc(32);HEAP32[ai+4>>2]=family;HEAP32[ai+8>>2]=type;HEAP32[ai+12>>2]=proto;HEAPU32[ai+24>>2]=canon;HEAPU32[ai+20>>2]=sa;if(family===10){HEAP32[ai+16>>2]=28}else{HEAP32[ai+16>>2]=16}HEAP32[ai+28>>2]=0;return ai}if(hint){flags=HEAP32[hint>>2];family=HEAP32[hint+4>>2];type=HEAP32[hint+8>>2];proto=HEAP32[hint+12>>2]}if(type&&!proto){proto=type===2?17:6}if(!type&&proto){type=proto===17?2:1}if(proto===0){proto=6}if(type===0){type=1}if(!node&&!service){return-2}if(flags&~(1|2|4|1024|8|16|32)){return-1}if(hint!==0&&HEAP32[hint>>2]&2&&!node){return-1}if(flags&32){return-2}if(type!==0&&type!==1&&type!==2){return-7}if(family!==0&&family!==2&&family!==10){return-6}if(service){service=UTF8ToString(service);port=parseInt(service,10);if(isNaN(port)){if(flags&1024){return-2}return-8}}if(!node){if(family===0){family=2}if((flags&1)===0){if(family===2){addr=_htonl(2130706433)}else{addr=[0,0,0,1]}}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0}node=UTF8ToString(node);addr=inetPton4(node);if(addr!==null){if(family===0||family===2){family=2}else if(family===10&&flags&8){addr=[0,0,_htonl(65535),addr];family=10}else{return-2}}else{addr=inetPton6(node);if(addr!==null){if(family===0||family===10){family=10}else{return-2}}}if(addr!=null){ai=allocaddrinfo(family,type,proto,node,addr,port);HEAPU32[out>>2]=ai;return 0}if(flags&4){return-2}node=DNS.lookup_name(node);addr=inetPton4(node);if(family===0){family=2}else if(family===10){addr=[0,0,_htonl(65535),addr]}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0};var _getnameinfo=(sa,salen,node,nodelen,serv,servlen,flags)=>{var info=readSockaddr(sa,salen);if(info.errno){return-6}var port=info.port;var addr=info.addr;var overflowed=false;if(node&&nodelen){var lookup;if(flags&1||!(lookup=DNS.lookup_addr(addr))){if(flags&8){return-2}}else{addr=lookup}var numBytesWrittenExclNull=stringToUTF8(addr,node,nodelen);if(numBytesWrittenExclNull+1>=nodelen){overflowed=true}}if(serv&&servlen){port=""+port;var numBytesWrittenExclNull=stringToUTF8(port,serv,servlen);if(numBytesWrittenExclNull+1>=servlen){overflowed=true}}if(overflowed){return-12}return 0};var Protocols={list:[],map:{}};var _setprotoent=stayopen=>{function allocprotoent(name,proto,aliases){var nameBuf=_malloc(name.length+1);stringToAscii(name,nameBuf);var j=0;var length=aliases.length;var aliasListBuf=_malloc((length+1)*4);for(var i=0;i>2]=aliasBuf}HEAPU32[aliasListBuf+j>>2]=0;var pe=_malloc(12);HEAPU32[pe>>2]=nameBuf;HEAPU32[pe+4>>2]=aliasListBuf;HEAP32[pe+8>>2]=proto;return pe}var list=Protocols.list;var map=Protocols.map;if(list.length===0){var entry=allocprotoent("tcp",6,["TCP"]);list.push(entry);map["tcp"]=map["6"]=entry;entry=allocprotoent("udp",17,["UDP"]);list.push(entry);map["udp"]=map["17"]=entry}_setprotoent.index=0};var _getprotobyname=name=>{name=UTF8ToString(name);_setprotoent(true);var result=Protocols.map[name];return result};var _getprotobynumber=number=>{_setprotoent(true);var result=Protocols.map[number];return result};var stackAlloc=sz=>__emscripten_stack_alloc(sz);var stringToUTF8OnStack=str=>{var size=lengthBytesUTF8(str)+1;var ret=stackAlloc(size);stringToUTF8(str,ret,size);return ret};var allocateUTF8OnStack=stringToUTF8OnStack;var PHPWASM={init:function(){FS.mkdir("/internal");FS.mkdir("/internal/shared");FS.mkdir("/internal/shared/preload");PHPWASM.EventEmitter=ENVIRONMENT_IS_NODE?require("events").EventEmitter:class EventEmitter{constructor(){this.listeners={}}emit(eventName,data){if(this.listeners[eventName]){this.listeners[eventName].forEach(callback=>{callback(data)})}}once(eventName,callback){const self=this;function removedCallback(){callback(...arguments);self.removeListener(eventName,removedCallback)}this.on(eventName,removedCallback)}removeAllListeners(eventName){if(eventName){delete this.listeners[eventName]}else{this.listeners={}}}removeListener(eventName,callback){if(this.listeners[eventName]){const idx=this.listeners[eventName].indexOf(callback);if(idx!==-1){this.listeners[eventName].splice(idx,1)}}}};PHPWASM.child_proc_by_fd={};PHPWASM.child_proc_by_pid={};PHPWASM.input_devices={}},getAllWebSockets:function(sock){const webSockets=new Set;if(sock.server){sock.server.clients.forEach(ws=>{webSockets.add(ws)})}for(const peer of PHPWASM.getAllPeers(sock)){webSockets.add(peer.socket)}return Array.from(webSockets)},getAllPeers:function(sock){const peers=new Set;if(sock.server){sock.pending.filter(pending=>pending.peers).forEach(pending=>{for(const peer of Object.values(pending.peers)){peers.add(peer)}})}if(sock.peers){for(const peer of Object.values(sock.peers)){peers.add(peer)}}return Array.from(peers)},awaitData:function(ws){return PHPWASM.awaitEvent(ws,"message")},awaitConnection:function(ws){if(ws.OPEN===ws.readyState){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"open")},awaitClose:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"close")},awaitError:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"error")},awaitEvent:function(ws,event){let resolve;const listener=()=>{resolve()};const promise=new Promise(function(_resolve){resolve=_resolve;ws.once(event,listener)});const cancel=()=>{ws.removeListener(event,listener);setTimeout(resolve)};return[promise,cancel]},noop:function(){},spawnProcess:function(command,args,options){if(Module["spawnProcess"]){const spawnedPromise=Module["spawnProcess"](command,args,options);return Promise.resolve(spawnedPromise).then(function(spawned){if(!spawned||!spawned.on){throw new Error("spawnProcess() must return an EventEmitter but returned a different type.")}return spawned})}if(ENVIRONMENT_IS_NODE){return require("child_process").spawn(command,args,{...options,shell:true,stdio:["pipe","pipe","pipe"],timeout:100})}const e=new Error("popen(), proc_open() etc. are unsupported in the browser. Call php.setSpawnHandler() "+"and provide a callback to handle spawning processes, or disable a popen(), proc_open() "+"and similar functions via php.ini.");e.code="SPAWN_UNSUPPORTED";throw e},shutdownSocket:function(socketd,how){const sock=getSocketFromFD(socketd);const peer=Object.values(sock.peers)[0];if(!peer){return-1}try{peer.socket.close();SOCKFS.websocket_sock_ops.removePeer(sock,peer);return 0}catch(e){console.log("Socket shutdown error",e);return-1}}};function _js_create_input_device(deviceId){let dataBuffer=[];let dataCallback;const filename="proc_id_"+deviceId;const device=FS.createDevice("/dev",filename,function(){},function(byte){try{dataBuffer.push(byte);if(dataCallback){dataCallback(new Uint8Array(dataBuffer));dataBuffer=[]}}catch(e){console.error(e);throw e}});const devicePath="/dev/"+filename;PHPWASM.input_devices[deviceId]={devicePath:devicePath,onData:function(cb){dataCallback=cb;dataBuffer.forEach(function(data){cb(data)});dataBuffer.length=0}};return allocateUTF8OnStack(devicePath)}function _js_open_process(command,argsPtr,argsLength,descriptorsPtr,descriptorsLength,cwdPtr,cwdLength,envPtr,envLength){if(!command){return 1}const cmdstr=UTF8ToString(command);if(!cmdstr.length){return 0}let argsArray=[];if(argsLength){for(var i=0;i>2]))}}const cwdstr=cwdPtr?UTF8ToString(cwdPtr):null;let envObject=null;if(envLength){envObject={};for(var i=0;i>2]);const splitAt=envEntry.indexOf("=");if(splitAt===-1){continue}const key=envEntry.substring(0,splitAt);const value=envEntry.substring(splitAt+1);envObject[key]=value}}var std={};for(var i=0;i>2];std[HEAPU32[descriptorPtr>>2]]={child:HEAPU32[descriptorPtr+4>>2],parent:HEAPU32[descriptorPtr+8>>2]}}return Asyncify.handleSleep(async wakeUp=>{let cp;try{const options={};if(cwdstr!==null){options.cwd=cwdstr}if(envObject!==null){options.env=envObject}cp=PHPWASM.spawnProcess(cmdstr,argsArray,options);if(cp instanceof Promise){cp=await cp}}catch(e){if(e.code==="SPAWN_UNSUPPORTED"){wakeUp(1);return}console.error(e);wakeUp(1);throw e}const ProcInfo={pid:cp.pid,exited:false,stdinFd:std[0]?.child,stdinIsDevice:std[0]?.child in PHPWASM.input_devices,stdoutChildFd:std[1]?.child,stdoutParentFd:std[1]?.parent,stderrChildFd:std[2]?.child,stderrParentFd:std[2]?.parent,stdout:new PHPWASM.EventEmitter,stderr:new PHPWASM.EventEmitter};if(ProcInfo.stdoutChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutChildFd]=ProcInfo;if(ProcInfo.stderrChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrChildFd]=ProcInfo;if(ProcInfo.stdoutParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutParentFd]=ProcInfo;if(ProcInfo.stderrParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrParentFd]=ProcInfo;PHPWASM.child_proc_by_pid[ProcInfo.pid]=ProcInfo;cp.on("exit",function(code){ProcInfo.exitCode=code;ProcInfo.exited=true;ProcInfo.stdout.emit("data");ProcInfo.stderr.emit("data")});if(ProcInfo.stdoutChildFd){const stdoutStream=SYSCALLS.getStreamFromFD(ProcInfo.stdoutChildFd);let stdoutAt=0;cp.stdout.on("data",function(data){ProcInfo.stdout.emit("data",data);stdoutStream.stream_ops.write(stdoutStream,data,0,data.length,stdoutAt);stdoutAt+=data.length})}if(ProcInfo.stderrChildFd){const stderrStream=SYSCALLS.getStreamFromFD(ProcInfo.stderrChildFd);let stderrAt=0;cp.stderr.on("data",function(data){ProcInfo.stderr.emit("data",data);stderrStream.stream_ops.write(stderrStream,data,0,data.length,stderrAt);stderrAt+=data.length})}try{await new Promise((resolve,reject)=>{cp.on("spawn",resolve);cp.on("error",reject)})}catch(e){console.error(e);wakeUp(1);return}if(ProcInfo.stdinIsDevice){PHPWASM.input_devices[ProcInfo.stdinFd].onData(function(data){if(!data)return;if(typeof data==="number"){data=new Uint8Array([data])}const dataStr=new TextDecoder("utf-8").decode(data);cp.stdin.write(dataStr)});wakeUp(ProcInfo.pid);return}if(ProcInfo.stdinFd){const stdinStream=SYSCALLS.getStreamFromFD(ProcInfo.stdinFd);if(stdinStream.node){const CHUNK_SIZE=1024;const buffer=new Uint8Array(CHUNK_SIZE);let offset=0;while(true){const bytesRead=stdinStream.stream_ops.read(stdinStream,buffer,0,CHUNK_SIZE,offset);if(bytesRead===null||bytesRead===0){break}try{cp.stdin.write(buffer.subarray(0,bytesRead))}catch(e){console.error(e);return 1}if(bytesRead>2]=PHPWASM.child_proc_by_pid[pid].exitCode;return 1}return 0}function _js_waitpid(pid,exitCodePtr){if(!PHPWASM.child_proc_by_pid[pid]){return-1}return Asyncify.handleSleep(wakeUp=>{const poll=function(){if(PHPWASM.child_proc_by_pid[pid]?.exited){HEAPU32[exitCodePtr>>2]=PHPWASM.child_proc_by_pid[pid].exitCode;wakeUp(pid)}else{setTimeout(poll,50)}};poll()})}var arraySum=(array,index)=>{var sum=0;for(var i=0;i<=index;sum+=array[i++]){}return sum};var MONTH_DAYS_LEAP=[31,29,31,30,31,30,31,31,30,31,30,31];var MONTH_DAYS_REGULAR=[31,28,31,30,31,30,31,31,30,31,30,31];var addDays=(date,days)=>{var newDate=new Date(date.getTime());while(days>0){var leap=isLeapYear(newDate.getFullYear());var currentMonth=newDate.getMonth();var daysInCurrentMonth=(leap?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR)[currentMonth];if(days>daysInCurrentMonth-newDate.getDate()){days-=daysInCurrentMonth-newDate.getDate()+1;newDate.setDate(1);if(currentMonth<11){newDate.setMonth(currentMonth+1)}else{newDate.setMonth(0);newDate.setFullYear(newDate.getFullYear()+1)}}else{newDate.setDate(newDate.getDate()+days);return newDate}}return newDate};var writeArrayToMemory=(array,buffer)=>{HEAP8.set(array,buffer)};var _strftime=(s,maxsize,format,tm)=>{var tm_zone=HEAPU32[tm+40>>2];var date={tm_sec:HEAP32[tm>>2],tm_min:HEAP32[tm+4>>2],tm_hour:HEAP32[tm+8>>2],tm_mday:HEAP32[tm+12>>2],tm_mon:HEAP32[tm+16>>2],tm_year:HEAP32[tm+20>>2],tm_wday:HEAP32[tm+24>>2],tm_yday:HEAP32[tm+28>>2],tm_isdst:HEAP32[tm+32>>2],tm_gmtoff:HEAP32[tm+36>>2],tm_zone:tm_zone?UTF8ToString(tm_zone):""};var pattern=UTF8ToString(format);var EXPANSION_RULES_1={"%c":"%a %b %d %H:%M:%S %Y","%D":"%m/%d/%y","%F":"%Y-%m-%d","%h":"%b","%r":"%I:%M:%S %p","%R":"%H:%M","%T":"%H:%M:%S","%x":"%m/%d/%y","%X":"%H:%M:%S","%Ec":"%c","%EC":"%C","%Ex":"%m/%d/%y","%EX":"%H:%M:%S","%Ey":"%y","%EY":"%Y","%Od":"%d","%Oe":"%e","%OH":"%H","%OI":"%I","%Om":"%m","%OM":"%M","%OS":"%S","%Ou":"%u","%OU":"%U","%OV":"%V","%Ow":"%w","%OW":"%W","%Oy":"%y"};for(var rule in EXPANSION_RULES_1){pattern=pattern.replace(new RegExp(rule,"g"),EXPANSION_RULES_1[rule])}var WEEKDAYS=["Sunday","Monday","Tuesday","Wednesday","Thursday","Friday","Saturday"];var MONTHS=["January","February","March","April","May","June","July","August","September","October","November","December"];function leadingSomething(value,digits,character){var str=typeof value=="number"?value.toString():value||"";while(str.length0?1:0}var compare;if((compare=sgn(date1.getFullYear()-date2.getFullYear()))===0){if((compare=sgn(date1.getMonth()-date2.getMonth()))===0){compare=sgn(date1.getDate()-date2.getDate())}}return compare}function getFirstWeekStartDate(janFourth){switch(janFourth.getDay()){case 0:return new Date(janFourth.getFullYear()-1,11,29);case 1:return janFourth;case 2:return new Date(janFourth.getFullYear(),0,3);case 3:return new Date(janFourth.getFullYear(),0,2);case 4:return new Date(janFourth.getFullYear(),0,1);case 5:return new Date(janFourth.getFullYear()-1,11,31);case 6:return new Date(janFourth.getFullYear()-1,11,30)}}function getWeekBasedYear(date){var thisDate=addDays(new Date(date.tm_year+1900,0,1),date.tm_yday);var janFourthThisYear=new Date(thisDate.getFullYear(),0,4);var janFourthNextYear=new Date(thisDate.getFullYear()+1,0,4);var firstWeekStartThisYear=getFirstWeekStartDate(janFourthThisYear);var firstWeekStartNextYear=getFirstWeekStartDate(janFourthNextYear);if(compareByDay(firstWeekStartThisYear,thisDate)<=0){if(compareByDay(firstWeekStartNextYear,thisDate)<=0){return thisDate.getFullYear()+1}return thisDate.getFullYear()}return thisDate.getFullYear()-1}var EXPANSION_RULES_2={"%a":date=>WEEKDAYS[date.tm_wday].substring(0,3),"%A":date=>WEEKDAYS[date.tm_wday],"%b":date=>MONTHS[date.tm_mon].substring(0,3),"%B":date=>MONTHS[date.tm_mon],"%C":date=>{var year=date.tm_year+1900;return leadingNulls(year/100|0,2)},"%d":date=>leadingNulls(date.tm_mday,2),"%e":date=>leadingSomething(date.tm_mday,2," "),"%g":date=>getWeekBasedYear(date).toString().substring(2),"%G":getWeekBasedYear,"%H":date=>leadingNulls(date.tm_hour,2),"%I":date=>{var twelveHour=date.tm_hour;if(twelveHour==0)twelveHour=12;else if(twelveHour>12)twelveHour-=12;return leadingNulls(twelveHour,2)},"%j":date=>leadingNulls(date.tm_mday+arraySum(isLeapYear(date.tm_year+1900)?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,date.tm_mon-1),3),"%m":date=>leadingNulls(date.tm_mon+1,2),"%M":date=>leadingNulls(date.tm_min,2),"%n":()=>"\n","%p":date=>{if(date.tm_hour>=0&&date.tm_hour<12){return"AM"}return"PM"},"%S":date=>leadingNulls(date.tm_sec,2),"%t":()=>"\t","%u":date=>date.tm_wday||7,"%U":date=>{var days=date.tm_yday+7-date.tm_wday;return leadingNulls(Math.floor(days/7),2)},"%V":date=>{var val=Math.floor((date.tm_yday+7-(date.tm_wday+6)%7)/7);if((date.tm_wday+371-date.tm_yday-2)%7<=2){val++}if(!val){val=52;var dec31=(date.tm_wday+7-date.tm_yday-1)%7;if(dec31==4||dec31==5&&isLeapYear(date.tm_year%400-1)){val++}}else if(val==53){var jan1=(date.tm_wday+371-date.tm_yday)%7;if(jan1!=4&&(jan1!=3||!isLeapYear(date.tm_year)))val=1}return leadingNulls(val,2)},"%w":date=>date.tm_wday,"%W":date=>{var days=date.tm_yday+7-(date.tm_wday+6)%7;return leadingNulls(Math.floor(days/7),2)},"%y":date=>(date.tm_year+1900).toString().substring(2),"%Y":date=>date.tm_year+1900,"%z":date=>{var off=date.tm_gmtoff;var ahead=off>=0;off=Math.abs(off)/60;off=off/60*100+off%60;return(ahead?"+":"-")+String("0000"+off).slice(-4)},"%Z":date=>date.tm_zone,"%%":()=>"%"};pattern=pattern.replace(/%%/g,"\0\0");for(var rule in EXPANSION_RULES_2){if(pattern.includes(rule)){pattern=pattern.replace(new RegExp(rule,"g"),EXPANSION_RULES_2[rule](date))}}pattern=pattern.replace(/\0\0/g,"%");var bytes=intArrayFromString(pattern,false);if(bytes.length>maxsize){return 0}writeArrayToMemory(bytes,s);return bytes.length-1};var _strftime_l=(s,maxsize,format,tm,loc)=>_strftime(s,maxsize,format,tm);var _strptime=(buf,format,tm)=>{var pattern=UTF8ToString(format);var SPECIAL_CHARS="\\!@#$^&*()+=-[]/{}|:<>?,.";for(var i=0,ii=SPECIAL_CHARS.length;iEQUIVALENT_MATCHERS[c]||m).replace(/%(.)/g,(_,c)=>{let pat=DATE_PATTERNS[c];if(pat){capture.push(c);return`(${pat})`}else{return c}}).replace(/\s+/g,"\\s*");var matches=new RegExp("^"+pattern_out,"i").exec(UTF8ToString(buf));function initDate(){function fixup(value,min,max){return typeof value!="number"||isNaN(value)?min:value>=min?value<=max?value:max:min}return{year:fixup(HEAP32[tm+20>>2]+1900,1970,9999),month:fixup(HEAP32[tm+16>>2],0,11),day:fixup(HEAP32[tm+12>>2],1,31),hour:fixup(HEAP32[tm+8>>2],0,23),min:fixup(HEAP32[tm+4>>2],0,59),sec:fixup(HEAP32[tm>>2],0,59),gmtoff:0}}if(matches){var date=initDate();var value;var getMatch=symbol=>{var pos=capture.indexOf(symbol);if(pos>=0){return matches[pos+1]}return};if(value=getMatch("S")){date.sec=jstoi_q(value)}if(value=getMatch("M")){date.min=jstoi_q(value)}if(value=getMatch("H")){date.hour=jstoi_q(value)}else if(value=getMatch("I")){var hour=jstoi_q(value);if(value=getMatch("p")){hour+=value.toUpperCase()[0]==="P"?12:0}date.hour=hour}if(value=getMatch("Y")){date.year=jstoi_q(value)}else if(value=getMatch("y")){var year=jstoi_q(value);if(value=getMatch("C")){year+=jstoi_q(value)*100}else{year+=year<69?2e3:1900}date.year=year}if(value=getMatch("m")){date.month=jstoi_q(value)-1}else if(value=getMatch("b")){date.month=MONTH_NUMBERS[value.substring(0,3).toUpperCase()]||0}if(value=getMatch("d")){date.day=jstoi_q(value)}else if(value=getMatch("j")){var day=jstoi_q(value);var leapYear=isLeapYear(date.year);for(var month=0;month<12;++month){var daysUntilMonth=arraySum(leapYear?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,month-1);if(day<=daysUntilMonth+(leapYear?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR)[month]){date.day=day-daysUntilMonth}}}else if(value=getMatch("a")){var weekDay=value.substring(0,3).toUpperCase();if(value=getMatch("U")){var weekDayNumber=DAY_NUMBERS_SUN_FIRST[weekDay];var weekNumber=jstoi_q(value);var janFirst=new Date(date.year,0,1);var endDate;if(janFirst.getDay()===0){endDate=addDays(janFirst,weekDayNumber+7*(weekNumber-1))}else{endDate=addDays(janFirst,7-janFirst.getDay()+weekDayNumber+7*(weekNumber-1))}date.day=endDate.getDate();date.month=endDate.getMonth()}else if(value=getMatch("W")){var weekDayNumber=DAY_NUMBERS_MON_FIRST[weekDay];var weekNumber=jstoi_q(value);var janFirst=new Date(date.year,0,1);var endDate;if(janFirst.getDay()===1){endDate=addDays(janFirst,weekDayNumber+7*(weekNumber-1))}else{endDate=addDays(janFirst,7-janFirst.getDay()+1+weekDayNumber+7*(weekNumber-1))}date.day=endDate.getDate();date.month=endDate.getMonth()}}if(value=getMatch("z")){if(value.toLowerCase()==="z"){date.gmtoff=0}else{var match=value.match(/^((?:\-|\+)\d\d):?(\d\d)?/);date.gmtoff=match[1]*3600;if(match[2]){date.gmtoff+=date.gmtoff>0?match[2]*60:-match[2]*60}}}var fullDate=new Date(date.year,date.month,date.day,date.hour,date.min,date.sec,0);HEAP32[tm>>2]=fullDate.getSeconds();HEAP32[tm+4>>2]=fullDate.getMinutes();HEAP32[tm+8>>2]=fullDate.getHours();HEAP32[tm+12>>2]=fullDate.getDate();HEAP32[tm+16>>2]=fullDate.getMonth();HEAP32[tm+20>>2]=fullDate.getFullYear()-1900;HEAP32[tm+24>>2]=fullDate.getDay();HEAP32[tm+28>>2]=arraySum(isLeapYear(fullDate.getFullYear())?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,fullDate.getMonth()-1)+fullDate.getDate()-1;HEAP32[tm+32>>2]=0;HEAP32[tm+36>>2]=date.gmtoff;return buf+intArrayFromString(matches[0]).length-1}return 0};function _wasm_setsockopt(socketd,level,optionName,optionValuePtr,optionLen){const optionValue=HEAPU8[optionValuePtr];const SOL_SOCKET=1;const SO_KEEPALIVE=9;const IPPROTO_TCP=6;const TCP_NODELAY=1;const isSupported=level===SOL_SOCKET&&optionName===SO_KEEPALIVE||level===IPPROTO_TCP&&optionName===TCP_NODELAY;if(!isSupported){console.warn(`Unsupported socket option: ${level}, ${optionName}, ${optionValue}`);return-1}const ws=PHPWASM.getAllWebSockets(socketd)[0];if(!ws){return-1}ws.setSocketOpt(level,optionName,optionValuePtr);return 0}var Asyncify={instrumentWasmImports(imports){var importPattern=/^(js_open_process|js_waitpid|js_process_status|js_create_input_device|wasm_setsockopt|wasm_shutdown|wasm_close|invoke_.*|__asyncjs__.*)$/;for(let[x,original]of Object.entries(imports)){if(typeof original=="function"){let isAsyncifyImport=original.isAsync||importPattern.test(x);if(isAsyncifyImport){imports[x]=original=new WebAssembly.Suspending(original)}}}},instrumentWasmExports(exports){var exportPattern=/^(wasm_sleep|wasm_read|emscripten_sleep|wasm_sapi_handle_request|wasm_sapi_request_shutdown|wasm_poll_socket|wrap_select|__wrap_select|select|php_pollfd_for|fflush|wasm_popen|wasm_read|wasm_php_exec|run_cli|main|__main_argc_argv)$/;Asyncify.asyncExports=new Set;var ret={};for(let[x,original]of Object.entries(exports)){if(typeof original=="function"){let isAsyncifyExport=exportPattern.test(x);if(isAsyncifyExport){Asyncify.asyncExports.add(original);original=Asyncify.makeAsyncFunction(original)}ret[x]=(...args)=>original(...args)}else{ret[x]=original}}return ret},asyncExports:null,isAsyncExport(func){return Asyncify.asyncExports?.has(func)},handleAsync:async startAsync=>{runtimeKeepalivePush();try{return await startAsync()}finally{runtimeKeepalivePop()}},handleSleep(startAsync){return Asyncify.handleAsync(()=>new Promise(startAsync))},makeAsyncFunction(original){return WebAssembly.promising(original)}};var getCFunc=ident=>{var func=Module["_"+ident];return func};var stackSave=()=>_emscripten_stack_get_current();var stackRestore=val=>__emscripten_stack_restore(val);var ccall=(ident,returnType,argTypes,args,opts)=>{var toC={string:str=>{var ret=0;if(str!==null&&str!==undefined&&str!==0){ret=stringToUTF8OnStack(str)}return ret},array:arr=>{var ret=stackAlloc(arr.length);writeArrayToMemory(arr,ret);return ret}};function convertReturnValue(ret){if(returnType==="string"){return UTF8ToString(ret)}if(returnType==="boolean")return Boolean(ret);return ret}var func=getCFunc(ident);var cArgs=[];var stack=0;if(args){for(var i=0;iFS.unlink(path);var FS_createLazyFile=FS.createLazyFile;var FS_createDevice=FS.createDevice;FS.createPreloadedFile=FS_createPreloadedFile;FS.staticInit();Module["FS_createPath"]=FS.createPath;Module["FS_createDataFile"]=FS.createDataFile;Module["FS_createPreloadedFile"]=FS.createPreloadedFile;Module["FS_unlink"]=FS.unlink;Module["FS_createLazyFile"]=FS.createLazyFile;Module["FS_createDevice"]=FS.createDevice;PHPWASM.init();var wasmImports={SharpYuvConvert:_SharpYuvConvert,SharpYuvGetConversionMatrix:_SharpYuvGetConversionMatrix,SharpYuvInit:_SharpYuvInit,__assert_fail:___assert_fail,__asyncjs__js_fd_read:__asyncjs__js_fd_read,__asyncjs__js_module_onMessage:__asyncjs__js_module_onMessage,__asyncjs__js_popen_to_file:__asyncjs__js_popen_to_file,__asyncjs__wasm_poll_socket:__asyncjs__wasm_poll_socket,__call_sighandler:___call_sighandler,__syscall_accept4:___syscall_accept4,__syscall_bind:___syscall_bind,__syscall_chdir:___syscall_chdir,__syscall_chmod:___syscall_chmod,__syscall_connect:___syscall_connect,__syscall_dup:___syscall_dup,__syscall_dup3:___syscall_dup3,__syscall_faccessat:___syscall_faccessat,__syscall_fallocate:___syscall_fallocate,__syscall_fchmod:___syscall_fchmod,__syscall_fchown32:___syscall_fchown32,__syscall_fchownat:___syscall_fchownat,__syscall_fcntl64:___syscall_fcntl64,__syscall_fdatasync:___syscall_fdatasync,__syscall_fstat64:___syscall_fstat64,__syscall_ftruncate64:___syscall_ftruncate64,__syscall_getcwd:___syscall_getcwd,__syscall_getdents64:___syscall_getdents64,__syscall_getpeername:___syscall_getpeername,__syscall_getsockname:___syscall_getsockname,__syscall_getsockopt:___syscall_getsockopt,__syscall_ioctl:___syscall_ioctl,__syscall_listen:___syscall_listen,__syscall_lstat64:___syscall_lstat64,__syscall_mkdirat:___syscall_mkdirat,__syscall_newfstatat:___syscall_newfstatat,__syscall_openat:___syscall_openat,__syscall_pipe:___syscall_pipe,__syscall_poll:___syscall_poll,__syscall_readlinkat:___syscall_readlinkat,__syscall_recvfrom:___syscall_recvfrom,__syscall_renameat:___syscall_renameat,__syscall_rmdir:___syscall_rmdir,__syscall_sendto:___syscall_sendto,__syscall_socket:___syscall_socket,__syscall_stat64:___syscall_stat64,__syscall_statfs64:___syscall_statfs64,__syscall_symlink:___syscall_symlink,__syscall_unlinkat:___syscall_unlinkat,__syscall_utimensat:___syscall_utimensat,_abort_js:__abort_js,_emscripten_get_now_is_monotonic:__emscripten_get_now_is_monotonic,_emscripten_lookup_name:__emscripten_lookup_name,_emscripten_memcpy_js:__emscripten_memcpy_js,_emscripten_runtime_keepalive_clear:__emscripten_runtime_keepalive_clear,_gmtime_js:__gmtime_js,_localtime_js:__localtime_js,_mktime_js:__mktime_js,_mmap_js:__mmap_js,_munmap_js:__munmap_js,_setitimer_js:__setitimer_js,_tzset_js:__tzset_js,emscripten_date_now:_emscripten_date_now,emscripten_get_heap_max:_emscripten_get_heap_max,emscripten_get_now:_emscripten_get_now,emscripten_resize_heap:_emscripten_resize_heap,emscripten_sleep:_emscripten_sleep,environ_get:_environ_get,environ_sizes_get:_environ_sizes_get,exit:_exit,fd_close:_fd_close,fd_fdstat_get:_fd_fdstat_get,fd_read:_fd_read,fd_seek:_fd_seek,fd_write:_fd_write,getaddrinfo:_getaddrinfo,getnameinfo:_getnameinfo,getprotobyname:_getprotobyname,getprotobynumber:_getprotobynumber,js_create_input_device:_js_create_input_device,js_open_process:_js_open_process,js_process_status:_js_process_status,js_waitpid:_js_waitpid,proc_exit:_proc_exit,strftime:_strftime,strftime_l:_strftime_l,strptime:_strptime,wasm_setsockopt:_wasm_setsockopt};var wasmExports=createWasm();var ___wasm_call_ctors=()=>(___wasm_call_ctors=wasmExports["__wasm_call_ctors"])();var _malloc=a0=>(_malloc=wasmExports["malloc"])(a0);var _wasm_read=Module["_wasm_read"]=(a0,a1,a2)=>(_wasm_read=Module["_wasm_read"]=wasmExports["wasm_read"])(a0,a1,a2);var _php_pollfd_for=Module["_php_pollfd_for"]=(a0,a1,a2)=>(_php_pollfd_for=Module["_php_pollfd_for"]=wasmExports["php_pollfd_for"])(a0,a1,a2);var _fflush=a0=>(_fflush=wasmExports["fflush"])(a0);var _wasm_popen=Module["_wasm_popen"]=(a0,a1)=>(_wasm_popen=Module["_wasm_popen"]=wasmExports["wasm_popen"])(a0,a1);var _wasm_php_exec=Module["_wasm_php_exec"]=(a0,a1,a2,a3)=>(_wasm_php_exec=Module["_wasm_php_exec"]=wasmExports["wasm_php_exec"])(a0,a1,a2,a3);var _htons=a0=>(_htons=wasmExports["htons"])(a0);var _ntohs=a0=>(_ntohs=wasmExports["ntohs"])(a0);var _htonl=a0=>(_htonl=wasmExports["htonl"])(a0);var _wasm_sleep=Module["_wasm_sleep"]=a0=>(_wasm_sleep=Module["_wasm_sleep"]=wasmExports["wasm_sleep"])(a0);var 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function instantiateAsync(binary,binaryFile,imports){if(!binary&&typeof WebAssembly.instantiateStreaming=="function"&&!isDataURI(binaryFile)&&typeof fetch=="function"){try{var response=fetch(binaryFile,{credentials:"same-origin"});var instantiationResult=await WebAssembly.instantiateStreaming(response,imports);return instantiationResult}catch(reason){err(`wasm streaming compile failed: ${reason}`);err("falling back to ArrayBuffer instantiation")}}return instantiateArrayBuffer(binaryFile,imports)}function getWasmImports(){Asyncify.instrumentWasmImports(wasmImports);return{env:wasmImports,wasi_snapshot_preview1:wasmImports}}async function createWasm(){function receiveInstance(instance,module){wasmExports=instance.exports;wasmExports=Asyncify.instrumentWasmExports(wasmExports);Module["wasmExports"]=wasmExports;wasmMemory=wasmExports["memory"];updateMemoryViews();addOnInit(wasmExports["__wasm_call_ctors"]);removeRunDependency("wasm-instantiate");return 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procInfo=PHPWASM.child_proc_by_fd[socketd];if(procInfo.exited){wakeUp(0);return}polls.push(PHPWASM.awaitEvent(procInfo.stdout,"data"))}else if(FS.isSocket(FS.getStream(socketd)?.node.mode)){const sock=getSocketFromFD(socketd);if(!sock){wakeUp(0);return}const lookingFor=new Set;if(events&POLLIN||events&POLLPRI){if(sock.server){for(const client of sock.pending){if((client.recv_queue||[]).length>0){wakeUp(1);return}}}else if((sock.recv_queue||[]).length>0){wakeUp(1);return}}const webSockets=PHPWASM.getAllWebSockets(sock);if(!webSockets.length){wakeUp(0);return}for(const ws of webSockets){if(events&POLLIN||events&POLLPRI){polls.push(PHPWASM.awaitData(ws));lookingFor.add("POLLIN")}if(events&POLLOUT){polls.push(PHPWASM.awaitConnection(ws));lookingFor.add("POLLOUT")}if(events&POLLHUP){polls.push(PHPWASM.awaitClose(ws));lookingFor.add("POLLHUP")}if(events&POLLERR||events&POLLNVAL){polls.push(PHPWASM.awaitError(ws));lookingFor.add("POLLERR")}}}else{setTimeout(function(){wakeUp(1)},timeout);return}if(polls.length===0){console.warn("Unsupported poll event "+events+", defaulting to setTimeout().");setTimeout(function(){wakeUp(0)},timeout);return}const promises=polls.map(([promise])=>promise);const clearPolling=()=>polls.forEach(([,clear])=>clear());let awaken=false;let timeoutId;Promise.race(promises).then(function(results){if(!awaken){awaken=true;wakeUp(1);if(timeoutId){clearTimeout(timeoutId)}clearPolling()}});if(timeout!==-1){timeoutId=setTimeout(function(){if(!awaken){awaken=true;wakeUp(0);clearPolling()}},timeout)}})})}__asyncjs__wasm_poll_socket.sig="iiii";function __asyncjs__js_fd_read(fd,iov,iovcnt,pnum){return Asyncify.handleAsync(async()=>{const returnCallback=resolver=>new Promise(resolver);if(Asyncify?.State?.Normal===undefined||Asyncify?.state===Asyncify?.State?.Normal){var returnCode;var stream;let num=0;try{stream=SYSCALLS.getStreamFromFD(fd);const num=doReadv(stream,iov,iovcnt);HEAPU32[pnum>>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError")){throw e}if(e.errno!==6||!(stream?.fd in PHPWASM.child_proc_by_fd)){HEAPU32[pnum>>2]=0;return returnCode}}}return returnCallback(wakeUp=>{var retries=0;var interval=50;var timeout=5e3;var maxRetries=timeout/interval;function poll(){var returnCode;var stream;let num;try{stream=SYSCALLS.getStreamFromFD(fd);num=doReadv(stream,iov,iovcnt);returnCode=0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError")){console.error(e);throw e}returnCode=e.errno}const success=returnCode===0;const failure=++retries>maxRetries||!(fd in PHPWASM.child_proc_by_fd)||PHPWASM.child_proc_by_fd[fd]?.exited||FS.isClosed(stream);if(success){HEAPU32[pnum>>2]=num;wakeUp(0)}else if(failure){HEAPU32[pnum>>2]=0;wakeUp(returnCode===6?0:returnCode)}else{setTimeout(poll,interval)}}poll()})})}__asyncjs__js_fd_read.sig="iiiii";function __asyncjs__js_module_onMessage(data,response_buffer){return Asyncify.handleAsync(async()=>{if(Module["onMessage"]){const dataStr=UTF8ToString(data);return Module["onMessage"](dataStr).then(response=>{const responseBytes=typeof response==="string"?(new TextEncoder).encode(response):response;const responseSize=responseBytes.byteLength;const responsePtr=_malloc(responseSize+1);HEAPU8.set(responseBytes,responsePtr);HEAPU8[responsePtr+responseSize]=0;HEAPU8[response_buffer]=responsePtr;HEAPU8[response_buffer+1]=responsePtr>>8;HEAPU8[response_buffer+2]=responsePtr>>16;HEAPU8[response_buffer+3]=responsePtr>>24;return responseSize}).catch(e=>{console.error(e);return-1})}})}__asyncjs__js_module_onMessage.sig="iii";class ExitStatus{name="ExitStatus";constructor(status){this.message=`Program terminated with exit(${status})`;this.status=status}} +ExitStatus = class PHPExitStatus extends Error { +constructor(status) { + super(status); + this.name = "ExitStatus"; + this.message = "Program terminated with exit(" + status + ")"; + this.status = status; + } +};var callRuntimeCallbacks=callbacks=>{while(callbacks.length>0){callbacks.shift()(Module)}};var noExitRuntime=Module["noExitRuntime"]||false;function _SharpYuvConvert(){abort("missing function: SharpYuvConvert")}_SharpYuvConvert.stub=true;function _SharpYuvGetConversionMatrix(){abort("missing function: SharpYuvGetConversionMatrix")}_SharpYuvGetConversionMatrix.stub=true;function _SharpYuvInit(){abort("missing function: SharpYuvInit")}_SharpYuvInit.stub=true;var UTF8Decoder=typeof TextDecoder!="undefined"?new TextDecoder:undefined;var UTF8ArrayToString=(heapOrArray,idx=0,maxBytesToRead=NaN)=>{var endIdx=idx+maxBytesToRead;var endPtr=idx;while(heapOrArray[endPtr]&&!(endPtr>=endIdx))++endPtr;if(endPtr-idx>16&&heapOrArray.buffer&&UTF8Decoder){return UTF8Decoder.decode(heapOrArray.subarray(idx,endPtr))}var str="";while(idx>10,56320|ch&1023)}}return str};var UTF8ToString=(ptr,maxBytesToRead)=>ptr?UTF8ArrayToString(HEAPU8,ptr,maxBytesToRead):"";Module["UTF8ToString"]=UTF8ToString;var ___assert_fail=(condition,filename,line,func)=>abort(`Assertion failed: ${UTF8ToString(condition)}, at: `+[filename?UTF8ToString(filename):"unknown filename",line,func?UTF8ToString(func):"unknown function"]);var ___call_sighandler=(fp,sig)=>(a1=>dynCall_vi(fp,a1))(sig);var initRandomFill=()=>{if(typeof crypto=="object"&&typeof crypto["getRandomValues"]=="function"){return view=>crypto.getRandomValues(view)}else abort("initRandomDevice")};var randomFill=view=>(randomFill=initRandomFill())(view);var PATH={isAbs:path=>path.charAt(0)==="/",splitPath:filename=>{var splitPathRe=/^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/;return splitPathRe.exec(filename).slice(1)},normalizeArray:(parts,allowAboveRoot)=>{var up=0;for(var i=parts.length-1;i>=0;i--){var last=parts[i];if(last==="."){parts.splice(i,1)}else if(last===".."){parts.splice(i,1);up++}else if(up){parts.splice(i,1);up--}}if(allowAboveRoot){for(;up;up--){parts.unshift("..")}}return parts},normalize:path=>{var isAbsolute=PATH.isAbs(path),trailingSlash=path.substr(-1)==="/";path=PATH.normalizeArray(path.split("/").filter(p=>!!p),!isAbsolute).join("/");if(!path&&!isAbsolute){path="."}if(path&&trailingSlash){path+="/"}return(isAbsolute?"/":"")+path},dirname:path=>{var result=PATH.splitPath(path),root=result[0],dir=result[1];if(!root&&!dir){return"."}if(dir){dir=dir.substr(0,dir.length-1)}return root+dir},basename:path=>{if(path==="/")return"/";path=PATH.normalize(path);path=path.replace(/\/$/,"");var lastSlash=path.lastIndexOf("/");if(lastSlash===-1)return path;return path.substr(lastSlash+1)},join:(...paths)=>PATH.normalize(paths.join("/")),join2:(l,r)=>PATH.normalize(l+"/"+r)};var PATH_FS={resolve:(...args)=>{var resolvedPath="",resolvedAbsolute=false;for(var i=args.length-1;i>=-1&&!resolvedAbsolute;i--){var path=i>=0?args[i]:FS.cwd();if(typeof path!="string"){throw new TypeError("Arguments to path.resolve must be strings")}else if(!path){return""}resolvedPath=path+"/"+resolvedPath;resolvedAbsolute=PATH.isAbs(path)}resolvedPath=PATH.normalizeArray(resolvedPath.split("/").filter(p=>!!p),!resolvedAbsolute).join("/");return(resolvedAbsolute?"/":"")+resolvedPath||"."},relative:(from,to)=>{from=PATH_FS.resolve(from).substr(1);to=PATH_FS.resolve(to).substr(1);function trim(arr){var start=0;for(;start=0;end--){if(arr[end]!=="")break}if(start>end)return[];return arr.slice(start,end-start+1)}var fromParts=trim(from.split("/"));var toParts=trim(to.split("/"));var length=Math.min(fromParts.length,toParts.length);var samePartsLength=length;for(var i=0;i{var len=0;for(var i=0;i=55296&&c<=57343){len+=4;++i}else{len+=3}}return len};Module["lengthBytesUTF8"]=lengthBytesUTF8;var stringToUTF8Array=(str,heap,outIdx,maxBytesToWrite)=>{if(!(maxBytesToWrite>0))return 0;var startIdx=outIdx;var endIdx=outIdx+maxBytesToWrite-1;for(var i=0;i=55296&&u<=57343){var u1=str.charCodeAt(++i);u=65536+((u&1023)<<10)|u1&1023}if(u<=127){if(outIdx>=endIdx)break;heap[outIdx++]=u}else if(u<=2047){if(outIdx+1>=endIdx)break;heap[outIdx++]=192|u>>6;heap[outIdx++]=128|u&63}else if(u<=65535){if(outIdx+2>=endIdx)break;heap[outIdx++]=224|u>>12;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}else{if(outIdx+3>=endIdx)break;heap[outIdx++]=240|u>>18;heap[outIdx++]=128|u>>12&63;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}}heap[outIdx]=0;return outIdx-startIdx};function intArrayFromString(stringy,dontAddNull,length){var len=length>0?length:lengthBytesUTF8(stringy)+1;var u8array=new Array(len);var numBytesWritten=stringToUTF8Array(stringy,u8array,0,u8array.length);if(dontAddNull)u8array.length=numBytesWritten;return u8array}var FS_stdin_getChar=()=>{if(!FS_stdin_getChar_buffer.length){var result=null;if(typeof window!="undefined"&&typeof window.prompt=="function"){result=window.prompt("Input: ");if(result!==null){result+="\n"}}else{}if(!result){return null}FS_stdin_getChar_buffer=intArrayFromString(result,true)}return FS_stdin_getChar_buffer.shift()};var TTY={ttys:[],init(){},shutdown(){},register(dev,ops){TTY.ttys[dev]={input:[],output:[],ops};FS.registerDevice(dev,TTY.stream_ops)},stream_ops:{open(stream){var tty=TTY.ttys[stream.node.rdev];if(!tty){throw new FS.ErrnoError(43)}stream.tty=tty;stream.seekable=false},close(stream){stream.tty.ops.fsync(stream.tty)},fsync(stream){stream.tty.ops.fsync(stream.tty)},read(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.get_char){throw new FS.ErrnoError(60)}var bytesRead=0;for(var i=0;i0){out(UTF8ArrayToString(tty.output));tty.output=[]}},ioctl_tcgets(tty){return{c_iflag:25856,c_oflag:5,c_cflag:191,c_lflag:35387,c_cc:[3,28,127,21,4,0,1,0,17,19,26,0,18,15,23,22,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]}},ioctl_tcsets(tty,optional_actions,data){return 0},ioctl_tiocgwinsz(tty){return[24,80]}},default_tty1_ops:{put_char(tty,val){if(val===null||val===10){err(UTF8ArrayToString(tty.output));tty.output=[]}else{if(val!=0)tty.output.push(val)}},fsync(tty){if(tty.output&&tty.output.length>0){err(UTF8ArrayToString(tty.output));tty.output=[]}}}};var zeroMemory=(address,size)=>{HEAPU8.fill(0,address,address+size)};var alignMemory=(size,alignment)=>Math.ceil(size/alignment)*alignment;var mmapAlloc=size=>{size=alignMemory(size,65536);var ptr=_emscripten_builtin_memalign(65536,size);if(ptr)zeroMemory(ptr,size);return ptr};var MEMFS={ops_table:null,mount(mount){return MEMFS.createNode(null,"/",16895,0)},createNode(parent,name,mode,dev){if(FS.isBlkdev(mode)||FS.isFIFO(mode)){throw new FS.ErrnoError(63)}MEMFS.ops_table||={dir:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,lookup:MEMFS.node_ops.lookup,mknod:MEMFS.node_ops.mknod,rename:MEMFS.node_ops.rename,unlink:MEMFS.node_ops.unlink,rmdir:MEMFS.node_ops.rmdir,readdir:MEMFS.node_ops.readdir,symlink:MEMFS.node_ops.symlink},stream:{llseek:MEMFS.stream_ops.llseek}},file:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:{llseek:MEMFS.stream_ops.llseek,read:MEMFS.stream_ops.read,write:MEMFS.stream_ops.write,allocate:MEMFS.stream_ops.allocate,mmap:MEMFS.stream_ops.mmap,msync:MEMFS.stream_ops.msync}},link:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,readlink:MEMFS.node_ops.readlink},stream:{}},chrdev:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:FS.chrdev_stream_ops}};var node=FS.createNode(parent,name,mode,dev);if(FS.isDir(node.mode)){node.node_ops=MEMFS.ops_table.dir.node;node.stream_ops=MEMFS.ops_table.dir.stream;node.contents={}}else if(FS.isFile(node.mode)){node.node_ops=MEMFS.ops_table.file.node;node.stream_ops=MEMFS.ops_table.file.stream;node.usedBytes=0;node.contents=null}else if(FS.isLink(node.mode)){node.node_ops=MEMFS.ops_table.link.node;node.stream_ops=MEMFS.ops_table.link.stream}else if(FS.isChrdev(node.mode)){node.node_ops=MEMFS.ops_table.chrdev.node;node.stream_ops=MEMFS.ops_table.chrdev.stream}node.atime=node.mtime=node.ctime=Date.now();if(parent){parent.contents[name]=node;parent.atime=parent.mtime=parent.ctime=node.atime}return node},getFileDataAsTypedArray(node){if(!node.contents)return new Uint8Array(0);if(node.contents.subarray)return node.contents.subarray(0,node.usedBytes);return new Uint8Array(node.contents)},expandFileStorage(node,newCapacity){var prevCapacity=node.contents?node.contents.length:0;if(prevCapacity>=newCapacity)return;var CAPACITY_DOUBLING_MAX=1024*1024;newCapacity=Math.max(newCapacity,prevCapacity*(prevCapacity>>0);if(prevCapacity!=0)newCapacity=Math.max(newCapacity,256);var oldContents=node.contents;node.contents=new Uint8Array(newCapacity);if(node.usedBytes>0)node.contents.set(oldContents.subarray(0,node.usedBytes),0)},resizeFileStorage(node,newSize){if(node.usedBytes==newSize)return;if(newSize==0){node.contents=null;node.usedBytes=0}else{var oldContents=node.contents;node.contents=new Uint8Array(newSize);if(oldContents){node.contents.set(oldContents.subarray(0,Math.min(newSize,node.usedBytes)))}node.usedBytes=newSize}},node_ops:{getattr(node){var attr={};attr.dev=FS.isChrdev(node.mode)?node.id:1;attr.ino=node.id;attr.mode=node.mode;attr.nlink=1;attr.uid=0;attr.gid=0;attr.rdev=node.rdev;if(FS.isDir(node.mode)){attr.size=4096}else if(FS.isFile(node.mode)){attr.size=node.usedBytes}else if(FS.isLink(node.mode)){attr.size=node.link.length}else{attr.size=0}attr.atime=new Date(node.atime);attr.mtime=new Date(node.mtime);attr.ctime=new Date(node.ctime);attr.blksize=4096;attr.blocks=Math.ceil(attr.size/attr.blksize);return attr},setattr(node,attr){for(const key of["mode","atime","mtime","ctime"]){if(attr[key]){node[key]=attr[key]}}if(attr.size!==undefined){MEMFS.resizeFileStorage(node,attr.size)}},lookup(parent,name){throw MEMFS.doesNotExistError},mknod(parent,name,mode,dev){return MEMFS.createNode(parent,name,mode,dev)},rename(old_node,new_dir,new_name){var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(new_node){if(FS.isDir(old_node.mode)){for(var i in new_node.contents){throw new FS.ErrnoError(55)}}FS.hashRemoveNode(new_node)}delete old_node.parent.contents[old_node.name];new_dir.contents[new_name]=old_node;old_node.name=new_name;new_dir.ctime=new_dir.mtime=old_node.parent.ctime=old_node.parent.mtime=Date.now()},unlink(parent,name){delete parent.contents[name];parent.ctime=parent.mtime=Date.now()},rmdir(parent,name){var node=FS.lookupNode(parent,name);for(var i in node.contents){throw new FS.ErrnoError(55)}delete parent.contents[name];parent.ctime=parent.mtime=Date.now()},readdir(node){return[".","..",...Object.keys(node.contents)]},symlink(parent,newname,oldpath){var node=MEMFS.createNode(parent,newname,511|40960,0);node.link=oldpath;return node},readlink(node){if(!FS.isLink(node.mode)){throw new FS.ErrnoError(28)}return node.link}},stream_ops:{read(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=stream.node.usedBytes)return 0;var size=Math.min(stream.node.usedBytes-position,length);if(size>8&&contents.subarray){buffer.set(contents.subarray(position,position+size),offset)}else{for(var i=0;i0||position+length{var arrayBuffer=await readAsync(url);return new Uint8Array(arrayBuffer)};asyncLoad.isAsync=true;var FS_createDataFile=(parent,name,fileData,canRead,canWrite,canOwn)=>{FS.createDataFile(parent,name,fileData,canRead,canWrite,canOwn)};var preloadPlugins=Module["preloadPlugins"]||[];var FS_handledByPreloadPlugin=(byteArray,fullname,finish,onerror)=>{if(typeof Browser!="undefined")Browser.init();var handled=false;preloadPlugins.forEach(plugin=>{if(handled)return;if(plugin["canHandle"](fullname)){plugin["handle"](byteArray,fullname,finish,onerror);handled=true}});return handled};var FS_createPreloadedFile=(parent,name,url,canRead,canWrite,onload,onerror,dontCreateFile,canOwn,preFinish)=>{var fullname=name?PATH_FS.resolve(PATH.join2(parent,name)):parent;var dep=getUniqueRunDependency(`cp ${fullname}`);function processData(byteArray){function finish(byteArray){preFinish?.();if(!dontCreateFile){FS_createDataFile(parent,name,byteArray,canRead,canWrite,canOwn)}onload?.();removeRunDependency(dep)}if(FS_handledByPreloadPlugin(byteArray,fullname,finish,()=>{onerror?.();removeRunDependency(dep)})){return}finish(byteArray)}addRunDependency(dep);if(typeof url=="string"){asyncLoad(url).then(processData,onerror)}else{processData(url)}};var FS_modeStringToFlags=str=>{var flagModes={r:0,"r+":2,w:512|64|1,"w+":512|64|2,a:1024|64|1,"a+":1024|64|2};var flags=flagModes[str];if(typeof flags=="undefined"){throw new Error(`Unknown file open mode: ${str}`)}return flags};var FS_getMode=(canRead,canWrite)=>{var mode=0;if(canRead)mode|=292|73;if(canWrite)mode|=146;return mode};var ERRNO_CODES={EPERM:63,ENOENT:44,ESRCH:71,EINTR:27,EIO:29,ENXIO:60,E2BIG:1,ENOEXEC:45,EBADF:8,ECHILD:12,EAGAIN:6,EWOULDBLOCK:6,ENOMEM:48,EACCES:2,EFAULT:21,ENOTBLK:105,EBUSY:10,EEXIST:20,EXDEV:75,ENODEV:43,ENOTDIR:54,EISDIR:31,EINVAL:28,ENFILE:41,EMFILE:33,ENOTTY:59,ETXTBSY:74,EFBIG:22,ENOSPC:51,ESPIPE:70,EROFS:69,EMLINK:34,EPIPE:64,EDOM:18,ERANGE:68,ENOMSG:49,EIDRM:24,ECHRNG:106,EL2NSYNC:156,EL3HLT:107,EL3RST:108,ELNRNG:109,EUNATCH:110,ENOCSI:111,EL2HLT:112,EDEADLK:16,ENOLCK:46,EBADE:113,EBADR:114,EXFULL:115,ENOANO:104,EBADRQC:103,EBADSLT:102,EDEADLOCK:16,EBFONT:101,ENOSTR:100,ENODATA:116,ETIME:117,ENOSR:118,ENONET:119,ENOPKG:120,EREMOTE:121,ENOLINK:47,EADV:122,ESRMNT:123,ECOMM:124,EPROTO:65,EMULTIHOP:36,EDOTDOT:125,EBADMSG:9,ENOTUNIQ:126,EBADFD:127,EREMCHG:128,ELIBACC:129,ELIBBAD:130,ELIBSCN:131,ELIBMAX:132,ELIBEXEC:133,ENOSYS:52,ENOTEMPTY:55,ENAMETOOLONG:37,ELOOP:32,EOPNOTSUPP:138,EPFNOSUPPORT:139,ECONNRESET:15,ENOBUFS:42,EAFNOSUPPORT:5,EPROTOTYPE:67,ENOTSOCK:57,ENOPROTOOPT:50,ESHUTDOWN:140,ECONNREFUSED:14,EADDRINUSE:3,ECONNABORTED:13,ENETUNREACH:40,ENETDOWN:38,ETIMEDOUT:73,EHOSTDOWN:142,EHOSTUNREACH:23,EINPROGRESS:26,EALREADY:7,EDESTADDRREQ:17,EMSGSIZE:35,EPROTONOSUPPORT:66,ESOCKTNOSUPPORT:137,EADDRNOTAVAIL:4,ENETRESET:39,EISCONN:30,ENOTCONN:53,ETOOMANYREFS:141,EUSERS:136,EDQUOT:19,ESTALE:72,ENOTSUP:138,ENOMEDIUM:148,EILSEQ:25,EOVERFLOW:61,ECANCELED:11,ENOTRECOVERABLE:56,EOWNERDEAD:62,ESTRPIPE:135};var PROXYFS={mount(mount){return PROXYFS.createNode(null,"/",mount.opts.fs.lstat(mount.opts.root).mode,0)},createNode(parent,name,mode,dev){if(!FS.isDir(mode)&&!FS.isFile(mode)&&!FS.isLink(mode)){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}var node=FS.createNode(parent,name,mode);node.node_ops=PROXYFS.node_ops;node.stream_ops=PROXYFS.stream_ops;return node},realPath(node){var parts=[];while(node.parent!==node){parts.push(node.name);node=node.parent}parts.push(node.mount.opts.root);parts.reverse();return PATH.join(...parts)},node_ops:{getattr(node){var path=PROXYFS.realPath(node);var stat;try{stat=node.mount.opts.fs.lstat(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return{dev:stat.dev,ino:stat.ino,mode:stat.mode,nlink:stat.nlink,uid:stat.uid,gid:stat.gid,rdev:stat.rdev,size:stat.size,atime:stat.atime,mtime:stat.mtime,ctime:stat.ctime,blksize:stat.blksize,blocks:stat.blocks}},setattr(node,attr){var path=PROXYFS.realPath(node);try{if(attr.mode!==undefined){node.mount.opts.fs.chmod(path,attr.mode);node.mode=attr.mode}if(attr.atime||attr.mtime){var atime=new Date(attr.atime||attr.mtime);var mtime=new Date(attr.mtime||attr.atime);node.mount.opts.fs.utime(path,atime,mtime)}if(attr.size!==undefined){node.mount.opts.fs.truncate(path,attr.size)}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},lookup(parent,name){try{var path=PATH.join2(PROXYFS.realPath(parent),name);var mode=parent.mount.opts.fs.lstat(path).mode;var node=PROXYFS.createNode(parent,name,mode);return node}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},mknod(parent,name,mode,dev){var node=PROXYFS.createNode(parent,name,mode,dev);var path=PROXYFS.realPath(node);try{if(FS.isDir(node.mode)){node.mount.opts.fs.mkdir(path,node.mode)}else{node.mount.opts.fs.writeFile(path,"",{mode:node.mode})}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return node},rename(oldNode,newDir,newName){var oldPath=PROXYFS.realPath(oldNode);var newPath=PATH.join2(PROXYFS.realPath(newDir),newName);try{oldNode.mount.opts.fs.rename(oldPath,newPath);oldNode.name=newName}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},unlink(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.unlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},rmdir(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.rmdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readdir(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},symlink(parent,newName,oldPath){var newPath=PATH.join2(PROXYFS.realPath(parent),newName);try{parent.mount.opts.fs.symlink(oldPath,newPath)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readlink(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}}},stream_ops:{open(stream){var path=PROXYFS.realPath(stream.node);try{stream.nfd=stream.node.mount.opts.fs.open(path,stream.flags)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},close(stream){try{stream.node.mount.opts.fs.close(stream.nfd)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},read(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.read(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},write(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.write(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},llseek(stream,offset,whence){var position=offset;if(whence===1){position+=stream.position}else if(whence===2){if(FS.isFile(stream.node.mode)){try{var stat=stream.node.node_ops.getattr(stream.node);position+=stat.size}catch(e){throw new FS.ErrnoError(ERRNO_CODES[e.code])}}}if(position<0){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}return position}}};var FS={root:null,mounts:[],devices:{},streams:[],nextInode:1,nameTable:null,currentPath:"/",initialized:false,ignorePermissions:true,ErrnoError:class{name="ErrnoError";constructor(errno){this.errno=errno}},filesystems:null,syncFSRequests:0,readFiles:{},FSStream:class{shared={};get object(){return this.node}set object(val){this.node=val}get isRead(){return(this.flags&2097155)!==1}get isWrite(){return(this.flags&2097155)!==0}get isAppend(){return this.flags&1024}get flags(){return this.shared.flags}set flags(val){this.shared.flags=val}get position(){return this.shared.position}set position(val){this.shared.position=val}},FSNode:class{node_ops={};stream_ops={};readMode=292|73;writeMode=146;mounted=null;constructor(parent,name,mode,rdev){if(!parent){parent=this}this.parent=parent;this.mount=parent.mount;this.id=FS.nextInode++;this.name=name;this.mode=mode;this.rdev=rdev;this.atime=this.mtime=this.ctime=Date.now()}get read(){return(this.mode&this.readMode)===this.readMode}set read(val){val?this.mode|=this.readMode:this.mode&=~this.readMode}get write(){return(this.mode&this.writeMode)===this.writeMode}set write(val){val?this.mode|=this.writeMode:this.mode&=~this.writeMode}get isFolder(){return FS.isDir(this.mode)}get isDevice(){return FS.isChrdev(this.mode)}},lookupPath(path,opts={}){if(!path)return{path:"",node:null};opts.follow_mount??=true;if(!PATH.isAbs(path)){path=FS.cwd()+"/"+path}linkloop:for(var nlinks=0;nlinks<40;nlinks++){var parts=path.split("/").filter(p=>!!p&&p!==".");var current=FS.root;var current_path="/";for(var i=0;i>>0)%FS.nameTable.length},hashAddNode(node){var hash=FS.hashName(node.parent.id,node.name);node.name_next=FS.nameTable[hash];FS.nameTable[hash]=node},hashRemoveNode(node){var hash=FS.hashName(node.parent.id,node.name);if(FS.nameTable[hash]===node){FS.nameTable[hash]=node.name_next}else{var current=FS.nameTable[hash];while(current){if(current.name_next===node){current.name_next=node.name_next;break}current=current.name_next}}},lookupNode(parent,name){var errCode=FS.mayLookup(parent);if(errCode){throw new FS.ErrnoError(errCode)}var hash=FS.hashName(parent.id,name);for(var node=FS.nameTable[hash];node;node=node.name_next){var nodeName=node.name;if(node.parent.id===parent.id&&nodeName===name){return node}}return FS.lookup(parent,name)},createNode(parent,name,mode,rdev){var node=new FS.FSNode(parent,name,mode,rdev);FS.hashAddNode(node);return node},destroyNode(node){FS.hashRemoveNode(node)},isRoot(node){return node===node.parent},isMountpoint(node){return!!node.mounted},isFile(mode){return(mode&61440)===32768},isDir(mode){return(mode&61440)===16384},isLink(mode){return(mode&61440)===40960},isChrdev(mode){return(mode&61440)===8192},isBlkdev(mode){return(mode&61440)===24576},isFIFO(mode){return(mode&61440)===4096},isSocket(mode){return(mode&49152)===49152},flagsToPermissionString(flag){var perms=["r","w","rw"][flag&3];if(flag&512){perms+="w"}return perms},nodePermissions(node,perms){if(FS.ignorePermissions){return 0}if(perms.includes("r")&&!(node.mode&292)){return 2}else if(perms.includes("w")&&!(node.mode&146)){return 2}else if(perms.includes("x")&&!(node.mode&73)){return 2}return 0},mayLookup(dir){if(!FS.isDir(dir.mode))return 54;var errCode=FS.nodePermissions(dir,"x");if(errCode)return errCode;if(!dir.node_ops.lookup)return 2;return 0},mayCreate(dir,name){if(!FS.isDir(dir.mode)){return 54}try{var node=FS.lookupNode(dir,name);return 20}catch(e){}return FS.nodePermissions(dir,"wx")},mayDelete(dir,name,isdir){var node;try{node=FS.lookupNode(dir,name)}catch(e){return e.errno}var errCode=FS.nodePermissions(dir,"wx");if(errCode){return errCode}if(isdir){if(!FS.isDir(node.mode)){return 54}if(FS.isRoot(node)||FS.getPath(node)===FS.cwd()){return 10}}else{if(FS.isDir(node.mode)){return 31}}return 0},mayOpen(node,flags){if(!node){return 44}if(FS.isLink(node.mode)){return 32}else if(FS.isDir(node.mode)){if(FS.flagsToPermissionString(flags)!=="r"||flags&512){return 31}}return FS.nodePermissions(node,FS.flagsToPermissionString(flags))},MAX_OPEN_FDS:4096,nextfd(){for(var fd=0;fd<=FS.MAX_OPEN_FDS;fd++){if(!FS.streams[fd]){return fd}}throw new FS.ErrnoError(33)},getStreamChecked(fd){var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}return stream},getStream:fd=>FS.streams[fd],createStream(stream,fd=-1){stream=Object.assign(new FS.FSStream,stream);if(fd==-1){fd=FS.nextfd()}stream.fd=fd;FS.streams[fd]=stream;return stream},closeStream(fd){FS.streams[fd]=null},dupStream(origStream,fd=-1){var stream=FS.createStream(origStream,fd);stream.stream_ops?.dup?.(stream);return stream},chrdev_stream_ops:{open(stream){var device=FS.getDevice(stream.node.rdev);stream.stream_ops=device.stream_ops;stream.stream_ops.open?.(stream)},llseek(){throw new FS.ErrnoError(70)}},major:dev=>dev>>8,minor:dev=>dev&255,makedev:(ma,mi)=>ma<<8|mi,registerDevice(dev,ops){FS.devices[dev]={stream_ops:ops}},getDevice:dev=>FS.devices[dev],getMounts(mount){var mounts=[];var check=[mount];while(check.length){var m=check.pop();mounts.push(m);check.push(...m.mounts)}return mounts},syncfs(populate,callback){if(typeof populate=="function"){callback=populate;populate=false}FS.syncFSRequests++;if(FS.syncFSRequests>1){err(`warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work`)}var mounts=FS.getMounts(FS.root.mount);var completed=0;function doCallback(errCode){FS.syncFSRequests--;return callback(errCode)}function done(errCode){if(errCode){if(!done.errored){done.errored=true;return doCallback(errCode)}return}if(++completed>=mounts.length){doCallback(null)}}mounts.forEach(mount=>{if(!mount.type.syncfs){return done(null)}mount.type.syncfs(mount,populate,done)})},mount(type,opts,mountpoint){var root=mountpoint==="/";var pseudo=!mountpoint;var node;if(root&&FS.root){throw new FS.ErrnoError(10)}else if(!root&&!pseudo){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});mountpoint=lookup.path;node=lookup.node;if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}if(!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}}var mount={type,opts,mountpoint,mounts:[]};var mountRoot=type.mount(mount);mountRoot.mount=mount;mount.root=mountRoot;if(root){FS.root=mountRoot}else if(node){node.mounted=mount;if(node.mount){node.mount.mounts.push(mount)}}return mountRoot},unmount(mountpoint){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});if(!FS.isMountpoint(lookup.node)){throw new FS.ErrnoError(28)}var node=lookup.node;var mount=node.mounted;var mounts=FS.getMounts(mount);Object.keys(FS.nameTable).forEach(hash=>{var current=FS.nameTable[hash];while(current){var next=current.name_next;if(mounts.includes(current.mount)){FS.destroyNode(current)}current=next}});node.mounted=null;var idx=node.mount.mounts.indexOf(mount);node.mount.mounts.splice(idx,1)},lookup(parent,name){return parent.node_ops.lookup(parent,name)},mknod(path,mode,dev){var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);if(!name||name==="."||name===".."){throw new FS.ErrnoError(28)}var errCode=FS.mayCreate(parent,name);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.mknod){throw new FS.ErrnoError(63)}return parent.node_ops.mknod(parent,name,mode,dev)},statfs(path){var rtn={bsize:4096,frsize:4096,blocks:1e6,bfree:5e5,bavail:5e5,files:FS.nextInode,ffree:FS.nextInode-1,fsid:42,flags:2,namelen:255};var parent=FS.lookupPath(path,{follow:true}).node;if(parent?.node_ops.statfs){Object.assign(rtn,parent.node_ops.statfs(parent.mount.opts.root))}return rtn},create(path,mode=438){mode&=4095;mode|=32768;return FS.mknod(path,mode,0)},mkdir(path,mode=511){mode&=511|512;mode|=16384;return FS.mknod(path,mode,0)},mkdirTree(path,mode){var dirs=path.split("/");var d="";for(var i=0;iFS.currentPath,chdir(path){var lookup=FS.lookupPath(path,{follow:true});if(lookup.node===null){throw new FS.ErrnoError(44)}if(!FS.isDir(lookup.node.mode)){throw new FS.ErrnoError(54)}var errCode=FS.nodePermissions(lookup.node,"x");if(errCode){throw new FS.ErrnoError(errCode)}FS.currentPath=lookup.path},createDefaultDirectories(){FS.mkdir("/tmp");FS.mkdir("/home");FS.mkdir("/home/web_user")},createDefaultDevices(){FS.mkdir("/dev");FS.registerDevice(FS.makedev(1,3),{read:()=>0,write:(stream,buffer,offset,length,pos)=>length,llseek:()=>0});FS.mkdev("/dev/null",FS.makedev(1,3));TTY.register(FS.makedev(5,0),TTY.default_tty_ops);TTY.register(FS.makedev(6,0),TTY.default_tty1_ops);FS.mkdev("/dev/tty",FS.makedev(5,0));FS.mkdev("/dev/tty1",FS.makedev(6,0));var randomBuffer=new Uint8Array(1024),randomLeft=0;var randomByte=()=>{if(randomLeft===0){randomLeft=randomFill(randomBuffer).byteLength}return randomBuffer[--randomLeft]};FS.createDevice("/dev","random",randomByte);FS.createDevice("/dev","urandom",randomByte);FS.mkdir("/dev/shm");FS.mkdir("/dev/shm/tmp")},createSpecialDirectories(){FS.mkdir("/proc");var proc_self=FS.mkdir("/proc/self");FS.mkdir("/proc/self/fd");FS.mount({mount(){var node=FS.createNode(proc_self,"fd",16895,73);node.stream_ops={llseek:MEMFS.stream_ops.llseek};node.node_ops={lookup(parent,name){var fd=+name;var stream=FS.getStreamChecked(fd);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path},id:fd+1};ret.parent=ret;return ret},readdir(){return Array.from(FS.streams.entries()).filter(([k,v])=>v).map(([k,v])=>k.toString())}};return node}},{},"/proc/self/fd")},createStandardStreams(input,output,error){if(input){FS.createDevice("/dev","stdin",input)}else{FS.symlink("/dev/tty","/dev/stdin")}if(output){FS.createDevice("/dev","stdout",null,output)}else{FS.symlink("/dev/tty","/dev/stdout")}if(error){FS.createDevice("/dev","stderr",null,error)}else{FS.symlink("/dev/tty1","/dev/stderr")}var stdin=FS.open("/dev/stdin",0);var stdout=FS.open("/dev/stdout",1);var stderr=FS.open("/dev/stderr",1)},staticInit(){FS.nameTable=new Array(4096);FS.mount(MEMFS,{},"/");FS.createDefaultDirectories();FS.createDefaultDevices();FS.createSpecialDirectories();FS.filesystems={MEMFS,PROXYFS}},init(input,output,error){FS.initialized=true;input??=Module["stdin"];output??=Module["stdout"];error??=Module["stderr"];FS.createStandardStreams(input,output,error)},quit(){FS.initialized=false;_fflush(0);for(var i=0;ithis.length-1||idx<0){return undefined}var chunkOffset=idx%this.chunkSize;var chunkNum=idx/this.chunkSize|0;return this.getter(chunkNum)[chunkOffset]}setDataGetter(getter){this.getter=getter}cacheLength(){var xhr=new XMLHttpRequest;xhr.open("HEAD",url,false);xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);var datalength=Number(xhr.getResponseHeader("Content-length"));var header;var hasByteServing=(header=xhr.getResponseHeader("Accept-Ranges"))&&header==="bytes";var usesGzip=(header=xhr.getResponseHeader("Content-Encoding"))&&header==="gzip";var chunkSize=1024*1024;if(!hasByteServing)chunkSize=datalength;var doXHR=(from,to)=>{if(from>to)throw new Error("invalid range ("+from+", "+to+") or no bytes requested!");if(to>datalength-1)throw new Error("only "+datalength+" bytes available! programmer error!");var xhr=new XMLHttpRequest;xhr.open("GET",url,false);if(datalength!==chunkSize)xhr.setRequestHeader("Range","bytes="+from+"-"+to);xhr.responseType="arraybuffer";if(xhr.overrideMimeType){xhr.overrideMimeType("text/plain; charset=x-user-defined")}xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);if(xhr.response!==undefined){return new Uint8Array(xhr.response||[])}return intArrayFromString(xhr.responseText||"",true)};var lazyArray=this;lazyArray.setDataGetter(chunkNum=>{var start=chunkNum*chunkSize;var end=(chunkNum+1)*chunkSize-1;end=Math.min(end,datalength-1);if(typeof lazyArray.chunks[chunkNum]=="undefined"){lazyArray.chunks[chunkNum]=doXHR(start,end)}if(typeof lazyArray.chunks[chunkNum]=="undefined")throw new Error("doXHR failed!");return lazyArray.chunks[chunkNum]});if(usesGzip||!datalength){chunkSize=datalength=1;datalength=this.getter(0).length;chunkSize=datalength;out("LazyFiles on gzip forces download of the whole file when length is accessed")}this._length=datalength;this._chunkSize=chunkSize;this.lengthKnown=true}get length(){if(!this.lengthKnown){this.cacheLength()}return this._length}get chunkSize(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}}if(typeof XMLHttpRequest!="undefined"){if(!ENVIRONMENT_IS_WORKER)throw"Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc";var lazyArray=new LazyUint8Array;var properties={isDevice:false,contents:lazyArray}}else{var properties={isDevice:false,url}}var node=FS.createFile(parent,name,properties,canRead,canWrite);if(properties.contents){node.contents=properties.contents}else if(properties.url){node.contents=null;node.url=properties.url}Object.defineProperties(node,{usedBytes:{get:function(){return this.contents.length}}});var stream_ops={};var keys=Object.keys(node.stream_ops);keys.forEach(key=>{var fn=node.stream_ops[key];stream_ops[key]=(...args)=>{FS.forceLoadFile(node);return fn(...args)}});function writeChunks(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=contents.length)return 0;var size=Math.min(contents.length-position,length);if(contents.slice){for(var i=0;i{FS.forceLoadFile(node);return writeChunks(stream,buffer,offset,length,position)};stream_ops.mmap=(stream,length,position,prot,flags)=>{FS.forceLoadFile(node);var ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}writeChunks(stream,HEAP8,ptr,length,position);return{ptr,allocated:true}};node.stream_ops=stream_ops;return node}};Module["FS"]=FS;var SOCKFS={websocketArgs:{},callbacks:{},on(event,callback){SOCKFS.callbacks[event]=callback},emit(event,param){SOCKFS.callbacks[event]?.(param)},mount(mount){SOCKFS.websocketArgs=Module["websocket"]||{};(Module["websocket"]??={})["on"]=SOCKFS.on;return FS.createNode(null,"/",16895,0)},createSocket(family,type,protocol){type&=~526336;var streaming=type==1;if(streaming&&protocol&&protocol!=6){throw new FS.ErrnoError(66)}var sock={family,type,protocol,server:null,error:null,peers:{},pending:[],recv_queue:[],sock_ops:SOCKFS.websocket_sock_ops};var name=SOCKFS.nextname();var node=FS.createNode(SOCKFS.root,name,49152,0);node.sock=sock;var stream=FS.createStream({path:name,node,flags:2,seekable:false,stream_ops:SOCKFS.stream_ops});sock.stream=stream;return sock},getSocket(fd){var stream=FS.getStream(fd);if(!stream||!FS.isSocket(stream.node.mode)){return null}return stream.node.sock},stream_ops:{poll(stream){var sock=stream.node.sock;return sock.sock_ops.poll(sock)},ioctl(stream,request,varargs){var sock=stream.node.sock;return sock.sock_ops.ioctl(sock,request,varargs)},read(stream,buffer,offset,length,position){var sock=stream.node.sock;var msg=sock.sock_ops.recvmsg(sock,length);if(!msg){return 0}buffer.set(msg.buffer,offset);return msg.buffer.length},write(stream,buffer,offset,length,position){var sock=stream.node.sock;return sock.sock_ops.sendmsg(sock,buffer,offset,length)},close(stream){var sock=stream.node.sock;sock.sock_ops.close(sock)}},nextname(){if(!SOCKFS.nextname.current){SOCKFS.nextname.current=0}return`socket[${SOCKFS.nextname.current++}]`},websocket_sock_ops:{createPeer(sock,addr,port){var ws;if(typeof addr=="object"){ws=addr;addr=null;port=null}if(ws){if(ws._socket){addr=ws._socket.remoteAddress;port=ws._socket.remotePort}else{var result=/ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url);if(!result){throw new Error("WebSocket URL must be in the format ws(s)://address:port")}addr=result[1];port=parseInt(result[2],10)}}else{try{var url="ws:#".replace("#","//");var subProtocols="binary";var opts=undefined;if("function"===typeof SOCKFS.websocketArgs["url"]) { +url = SOCKFS.websocketArgs["url"](...arguments); +}else if ("string" === typeof SOCKFS.websocketArgs["url"]){url=SOCKFS.websocketArgs["url"]}if(SOCKFS.websocketArgs["subprotocol"]){subProtocols=SOCKFS.websocketArgs["subprotocol"]}else if(SOCKFS.websocketArgs["subprotocol"]===null){subProtocols="null"}if(url==="ws://"||url==="wss://"){var parts=addr.split("/");url=url+parts[0]+":"+port+"/"+parts.slice(1).join("/")}if(subProtocols!=="null"){subProtocols=subProtocols.replace(/^ +| +$/g,"").split(/ *, */);opts=subProtocols}var WebSocketConstructor;{WebSocketConstructor=WebSocket}if (Module['websocket']['decorator']) {WebSocketConstructor = Module['websocket']['decorator'](WebSocketConstructor);}ws = new WebSocketConstructor(url,opts);ws.binaryType="arraybuffer"}catch(e){throw new FS.ErrnoError(23)}}var peer={addr,port,socket:ws,msg_send_queue:[]};SOCKFS.websocket_sock_ops.addPeer(sock,peer);SOCKFS.websocket_sock_ops.handlePeerEvents(sock,peer);if(sock.type===2&&typeof sock.sport!="undefined"){peer.msg_send_queue.push(new Uint8Array([255,255,255,255,"p".charCodeAt(0),"o".charCodeAt(0),"r".charCodeAt(0),"t".charCodeAt(0),(sock.sport&65280)>>8,sock.sport&255]))}return peer},getPeer(sock,addr,port){return sock.peers[addr+":"+port]},addPeer(sock,peer){sock.peers[peer.addr+":"+peer.port]=peer},removePeer(sock,peer){delete sock.peers[peer.addr+":"+peer.port]},handlePeerEvents(sock,peer){var first=true;var handleOpen=function(){sock.connecting=false;SOCKFS.emit("open",sock.stream.fd);try{var queued=peer.msg_send_queue.shift();while(queued){peer.socket.send(queued);queued=peer.msg_send_queue.shift()}}catch(e){peer.socket.close()}};function handleMessage(data){if(typeof data=="string"){var encoder=new TextEncoder;data=encoder.encode(data)}else{assert(data.byteLength!==undefined);if(data.byteLength==0){return}data=new Uint8Array(data)}var wasfirst=first;first=false;if(wasfirst&&data.length===10&&data[0]===255&&data[1]===255&&data[2]===255&&data[3]===255&&data[4]==="p".charCodeAt(0)&&data[5]==="o".charCodeAt(0)&&data[6]==="r".charCodeAt(0)&&data[7]==="t".charCodeAt(0)){var newport=data[8]<<8|data[9];SOCKFS.websocket_sock_ops.removePeer(sock,peer);peer.port=newport;SOCKFS.websocket_sock_ops.addPeer(sock,peer);return}sock.recv_queue.push({addr:peer.addr,port:peer.port,data});SOCKFS.emit("message",sock.stream.fd)}if(ENVIRONMENT_IS_NODE){peer.socket.on("open",handleOpen);peer.socket.on("message",function(data,isBinary){if(!isBinary){return}handleMessage(new Uint8Array(data).buffer)});peer.socket.on("close",function(){SOCKFS.emit("close",sock.stream.fd)});peer.socket.on("error",function(error){sock.error=14;SOCKFS.emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])})}else{peer.socket.onopen=handleOpen;peer.socket.onclose=function(){SOCKFS.emit("close",sock.stream.fd)};peer.socket.onmessage=function peer_socket_onmessage(event){handleMessage(event.data)};peer.socket.onerror=function(error){sock.error=14;SOCKFS.emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])}}},poll(sock){if(sock.type===1&&sock.server){return sock.pending.length?64|1:0}var mask=0;var dest=sock.type===1?SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport):null;if(sock.recv_queue.length||!dest||dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=64|1}if(!dest||dest&&dest.socket.readyState===dest.socket.OPEN){mask|=4}if(dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){if(sock.connecting){mask|=4}else{mask|=16}}return mask},ioctl(sock,request,arg){switch(request){case 21531:var bytes=0;if(sock.recv_queue.length){bytes=sock.recv_queue[0].data.length}HEAP32[arg>>2]=bytes;return 0;default:return 28}},close(sock){if(sock.server){try{sock.server.close()}catch(e){}sock.server=null}var peers=Object.keys(sock.peers);for(var i=0;i{var socket=SOCKFS.getSocket(fd);if(!socket)throw new FS.ErrnoError(8);return socket};var inetPton4=str=>{var b=str.split(".");for(var i=0;i<4;i++){var tmp=Number(b[i]);if(isNaN(tmp))return null;b[i]=tmp}return(b[0]|b[1]<<8|b[2]<<16|b[3]<<24)>>>0};var jstoi_q=str=>parseInt(str);var inetPton6=str=>{var words;var w,offset,z;var valid6regx=/^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i;var parts=[];if(!valid6regx.test(str)){return null}if(str==="::"){return[0,0,0,0,0,0,0,0]}if(str.startsWith("::")){str=str.replace("::","Z:")}else{str=str.replace("::",":Z:")}if(str.indexOf(".")>0){str=str.replace(new RegExp("[.]","g"),":");words=str.split(":");words[words.length-4]=jstoi_q(words[words.length-4])+jstoi_q(words[words.length-3])*256;words[words.length-3]=jstoi_q(words[words.length-2])+jstoi_q(words[words.length-1])*256;words=words.slice(0,words.length-2)}else{words=str.split(":")}offset=0;z=0;for(w=0;w{switch(family){case 2:addr=inetPton4(addr);zeroMemory(sa,16);if(addrlen){HEAP32[addrlen>>2]=16}HEAP16[sa>>1]=family;HEAP32[sa+4>>2]=addr;HEAP16[sa+2>>1]=_htons(port);break;case 10:addr=inetPton6(addr);zeroMemory(sa,28);if(addrlen){HEAP32[addrlen>>2]=28}HEAP32[sa>>2]=family;HEAP32[sa+8>>2]=addr[0];HEAP32[sa+12>>2]=addr[1];HEAP32[sa+16>>2]=addr[2];HEAP32[sa+20>>2]=addr[3];HEAP16[sa+2>>1]=_htons(port);break;default:return 5}return 0};var DNS={address_map:{id:1,addrs:{},names:{}},lookup_name(name){var res=inetPton4(name);if(res!==null){return name}res=inetPton6(name);if(res!==null){return name}var addr;if(DNS.address_map.addrs[name]){addr=DNS.address_map.addrs[name]}else{var id=DNS.address_map.id++;assert(id<65535,"exceeded max address mappings of 65535");addr="172.29."+(id&255)+"."+(id&65280);DNS.address_map.names[addr]=name;DNS.address_map.addrs[name]=addr}return addr},lookup_addr(addr){if(DNS.address_map.names[addr]){return DNS.address_map.names[addr]}return null}};function ___syscall_accept4(fd,addr,addrlen,flags,d1,d2){try{var sock=getSocketFromFD(fd);var newsock=sock.sock_ops.accept(sock);if(addr){var errno=writeSockaddr(addr,newsock.family,DNS.lookup_name(newsock.daddr),newsock.dport,addrlen)}return newsock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var inetNtop4=addr=>(addr&255)+"."+(addr>>8&255)+"."+(addr>>16&255)+"."+(addr>>24&255);var inetNtop6=ints=>{var str="";var word=0;var longest=0;var lastzero=0;var zstart=0;var len=0;var i=0;var parts=[ints[0]&65535,ints[0]>>16,ints[1]&65535,ints[1]>>16,ints[2]&65535,ints[2]>>16,ints[3]&65535,ints[3]>>16];var hasipv4=true;var v4part="";for(i=0;i<5;i++){if(parts[i]!==0){hasipv4=false;break}}if(hasipv4){v4part=inetNtop4(parts[6]|parts[7]<<16);if(parts[5]===-1){str="::ffff:";str+=v4part;return str}if(parts[5]===0){str="::";if(v4part==="0.0.0.0")v4part="";if(v4part==="0.0.0.1")v4part="1";str+=v4part;return str}}for(word=0;word<8;word++){if(parts[word]===0){if(word-lastzero>1){len=0}lastzero=word;len++}if(len>longest){longest=len;zstart=word-longest+1}}for(word=0;word<8;word++){if(longest>1){if(parts[word]===0&&word>=zstart&&word{var family=HEAP16[sa>>1];var port=_ntohs(HEAPU16[sa+2>>1]);var addr;switch(family){case 2:if(salen!==16){return{errno:28}}addr=HEAP32[sa+4>>2];addr=inetNtop4(addr);break;case 10:if(salen!==28){return{errno:28}}addr=[HEAP32[sa+8>>2],HEAP32[sa+12>>2],HEAP32[sa+16>>2],HEAP32[sa+20>>2]];addr=inetNtop6(addr);break;default:return{errno:5}}return{family,addr,port}};var getSocketAddress=(addrp,addrlen)=>{var info=readSockaddr(addrp,addrlen);if(info.errno)throw new FS.ErrnoError(info.errno);info.addr=DNS.lookup_addr(info.addr)||info.addr;return info};function ___syscall_bind(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.bind(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var SYSCALLS={DEFAULT_POLLMASK:5,calculateAt(dirfd,path,allowEmpty){if(PATH.isAbs(path)){return path}var dir;if(dirfd===-100){dir=FS.cwd()}else{var dirstream=SYSCALLS.getStreamFromFD(dirfd);dir=dirstream.path}if(path.length==0){if(!allowEmpty){throw new FS.ErrnoError(44)}return dir}return dir+"/"+path},doStat(func,path,buf){var stat=func(path);HEAP32[buf>>2]=stat.dev;HEAP32[buf+4>>2]=stat.mode;HEAPU32[buf+8>>2]=stat.nlink;HEAP32[buf+12>>2]=stat.uid;HEAP32[buf+16>>2]=stat.gid;HEAP32[buf+20>>2]=stat.rdev;tempI64=[stat.size>>>0,(tempDouble=stat.size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+24>>2]=tempI64[0],HEAP32[buf+28>>2]=tempI64[1];HEAP32[buf+32>>2]=4096;HEAP32[buf+36>>2]=stat.blocks;var atime=stat.atime.getTime();var mtime=stat.mtime.getTime();var ctime=stat.ctime.getTime();tempI64=[Math.floor(atime/1e3)>>>0,(tempDouble=Math.floor(atime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+40>>2]=tempI64[0],HEAP32[buf+44>>2]=tempI64[1];HEAPU32[buf+48>>2]=atime%1e3*1e3*1e3;tempI64=[Math.floor(mtime/1e3)>>>0,(tempDouble=Math.floor(mtime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+56>>2]=tempI64[0],HEAP32[buf+60>>2]=tempI64[1];HEAPU32[buf+64>>2]=mtime%1e3*1e3*1e3;tempI64=[Math.floor(ctime/1e3)>>>0,(tempDouble=Math.floor(ctime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+72>>2]=tempI64[0],HEAP32[buf+76>>2]=tempI64[1];HEAPU32[buf+80>>2]=ctime%1e3*1e3*1e3;tempI64=[stat.ino>>>0,(tempDouble=stat.ino,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+88>>2]=tempI64[0],HEAP32[buf+92>>2]=tempI64[1];return 0},doMsync(addr,stream,len,flags,offset){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}if(flags&2){return 0}var buffer=HEAPU8.slice(addr,addr+len);FS.msync(stream,buffer,offset,len,flags)},getStreamFromFD(fd){var stream=FS.getStreamChecked(fd);return stream},varargs:undefined,getStr(ptr){var ret=UTF8ToString(ptr);return ret}};function ___syscall_chdir(path){try{path=SYSCALLS.getStr(path);FS.chdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_chmod(path,mode){try{path=SYSCALLS.getStr(path);FS.chmod(path,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_connect(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.connect(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup(fd){try{var old=SYSCALLS.getStreamFromFD(fd);return FS.dupStream(old).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup3(fd,newfd,flags){try{var old=SYSCALLS.getStreamFromFD(fd);if(old.fd===newfd)return-28;if(newfd<0||newfd>=FS.MAX_OPEN_FDS)return-8;var existing=FS.getStream(newfd);if(existing)FS.close(existing);return FS.dupStream(old,newfd).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_faccessat(dirfd,path,amode,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(amode&~7){return-28}var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;if(!node){return-44}var perms="";if(amode&4)perms+="r";if(amode&2)perms+="w";if(amode&1)perms+="x";if(perms&&FS.nodePermissions(node,perms)){return-2}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var convertI32PairToI53Checked=(lo,hi)=>hi+2097152>>>0<4194305-!!lo?(lo>>>0)+hi*4294967296:NaN;function ___syscall_fallocate(fd,mode,offset_low,offset_high,len_low,len_high){var offset=convertI32PairToI53Checked(offset_low,offset_high);var len=convertI32PairToI53Checked(len_low,len_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);FS.allocate(stream,offset,len);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchmod(fd,mode){try{FS.fchmod(fd,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchown32(fd,owner,group){try{FS.fchown(fd,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchownat(dirfd,path,owner,group,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;flags=flags&~256;path=SYSCALLS.calculateAt(dirfd,path);(nofollow?FS.lchown:FS.chown)(path,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var syscallGetVarargI=()=>{var ret=HEAP32[+SYSCALLS.varargs>>2];SYSCALLS.varargs+=4;return ret};var syscallGetVarargP=syscallGetVarargI;function ___syscall_fcntl64(fd,cmd,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(cmd){case 0:{var arg=syscallGetVarargI();if(arg<0){return-28}while(FS.streams[arg]){arg++}var newStream;newStream=FS.dupStream(stream,arg);return newStream.fd}case 1:case 2:return 0;case 3:return stream.flags;case 4:{var arg=syscallGetVarargI();stream.flags|=arg;return 0}case 12:{var arg=syscallGetVarargP();var offset=0;HEAP16[arg+offset>>1]=2;return 0}case 13:case 14:return 0}return-28}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fdatasync(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fstat64(fd,buf){try{var stream=SYSCALLS.getStreamFromFD(fd);return SYSCALLS.doStat(FS.stat,stream.path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_ftruncate64(fd,length_low,length_high){var length=convertI32PairToI53Checked(length_low,length_high);try{if(isNaN(length))return 61;FS.ftruncate(fd,length);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var stringToUTF8=(str,outPtr,maxBytesToWrite)=>stringToUTF8Array(str,HEAPU8,outPtr,maxBytesToWrite);Module["stringToUTF8"]=stringToUTF8;function ___syscall_getcwd(buf,size){try{if(size===0)return-28;var cwd=FS.cwd();var cwdLengthInBytes=lengthBytesUTF8(cwd)+1;if(size>>0,(tempDouble=id,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos>>2]=tempI64[0],HEAP32[dirp+pos+4>>2]=tempI64[1];tempI64=[(idx+1)*struct_size>>>0,(tempDouble=(idx+1)*struct_size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos+8>>2]=tempI64[0],HEAP32[dirp+pos+12>>2]=tempI64[1];HEAP16[dirp+pos+16>>1]=280;HEAP8[dirp+pos+18]=type;stringToUTF8(name,dirp+pos+19,256);pos+=struct_size}FS.llseek(stream,idx*struct_size,0);return pos}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getpeername(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);if(!sock.daddr){return-53}var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.daddr),sock.dport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockname(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.saddr||"0.0.0.0"),sock.sport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockopt(fd,level,optname,optval,optlen,d1){try{var sock=getSocketFromFD(fd);if(level===1){if(optname===4){HEAP32[optval>>2]=sock.error;HEAP32[optlen>>2]=4;sock.error=null;return 0}}return-50}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_ioctl(fd,op,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(op){case 21509:{if(!stream.tty)return-59;return 0}case 21505:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcgets){var termios=stream.tty.ops.ioctl_tcgets(stream);var argp=syscallGetVarargP();HEAP32[argp>>2]=termios.c_iflag||0;HEAP32[argp+4>>2]=termios.c_oflag||0;HEAP32[argp+8>>2]=termios.c_cflag||0;HEAP32[argp+12>>2]=termios.c_lflag||0;for(var i=0;i<32;i++){HEAP8[argp+i+17]=termios.c_cc[i]||0}return 0}return 0}case 21510:case 21511:case 21512:{if(!stream.tty)return-59;return 0}case 21506:case 21507:case 21508:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcsets){var argp=syscallGetVarargP();var c_iflag=HEAP32[argp>>2];var c_oflag=HEAP32[argp+4>>2];var c_cflag=HEAP32[argp+8>>2];var c_lflag=HEAP32[argp+12>>2];var c_cc=[];for(var i=0;i<32;i++){c_cc.push(HEAP8[argp+i+17])}return stream.tty.ops.ioctl_tcsets(stream.tty,op,{c_iflag,c_oflag,c_cflag,c_lflag,c_cc})}return 0}case 21519:{if(!stream.tty)return-59;var argp=syscallGetVarargP();HEAP32[argp>>2]=0;return 0}case 21520:{if(!stream.tty)return-59;return-28}case 21531:{var argp=syscallGetVarargP();return FS.ioctl(stream,op,argp)}case 21523:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tiocgwinsz){var winsize=stream.tty.ops.ioctl_tiocgwinsz(stream.tty);var argp=syscallGetVarargP();HEAP16[argp>>1]=winsize[0];HEAP16[argp+2>>1]=winsize[1]}return 0}case 21524:{if(!stream.tty)return-59;return 0}case 21515:{if(!stream.tty)return-59;return 0}default:return-28}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_listen(fd,backlog){try{var sock=getSocketFromFD(fd);sock.sock_ops.listen(sock,backlog);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_lstat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.lstat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_mkdirat(dirfd,path,mode){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);FS.mkdir(path,mode,0);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_newfstatat(dirfd,path,buf,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;var allowEmpty=flags&4096;flags=flags&~6400;path=SYSCALLS.calculateAt(dirfd,path,allowEmpty);return SYSCALLS.doStat(nofollow?FS.lstat:FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_openat(dirfd,path,flags,varargs){SYSCALLS.varargs=varargs;try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);var mode=varargs?syscallGetVarargI():0;return FS.open(path,flags,mode).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var PIPEFS={BUCKET_BUFFER_SIZE:8192,mount(mount){return FS.createNode(null,"/",16384|511,0)},createPipe(){var pipe={buckets:[],refcnt:2};pipe.buckets.push({buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:0,roffset:0});var rName=PIPEFS.nextname();var wName=PIPEFS.nextname();var rNode=FS.createNode(PIPEFS.root,rName,4096,0);var wNode=FS.createNode(PIPEFS.root,wName,4096,0);rNode.pipe=pipe;wNode.pipe=pipe;var readableStream=FS.createStream({path:rName,node:rNode,flags:0,seekable:false,stream_ops:PIPEFS.stream_ops});rNode.stream=readableStream;var writableStream=FS.createStream({path:wName,node:wNode,flags:1,seekable:false,stream_ops:PIPEFS.stream_ops});wNode.stream=writableStream;return{readable_fd:readableStream.fd,writable_fd:writableStream.fd}},stream_ops:{poll(stream){var pipe=stream.node.pipe;if((stream.flags&2097155)===1){return 256|4}if(pipe.buckets.length>0){for(var i=0;i0){return 64|1}}}return 0},ioctl(stream,request,varargs){return 28},fsync(stream){return 28},read(stream,buffer,offset,length,position){var pipe=stream.node.pipe;var currentLength=0;for(var i=0;i=dataLen){currBucket.buffer.set(data,currBucket.offset);currBucket.offset+=dataLen;return dataLen}else if(freeBytesInCurrBuffer>0){currBucket.buffer.set(data.subarray(0,freeBytesInCurrBuffer),currBucket.offset);currBucket.offset+=freeBytesInCurrBuffer;data=data.subarray(freeBytesInCurrBuffer,data.byteLength)}var numBuckets=data.byteLength/PIPEFS.BUCKET_BUFFER_SIZE|0;var remElements=data.byteLength%PIPEFS.BUCKET_BUFFER_SIZE;for(var i=0;i0){var newBucket={buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:data.byteLength,roffset:0};pipe.buckets.push(newBucket);newBucket.buffer.set(data)}return dataLen},close(stream){var pipe=stream.node.pipe;pipe.refcnt--;if(pipe.refcnt===0){pipe.buckets=null}}},nextname(){if(!PIPEFS.nextname.current){PIPEFS.nextname.current=0}return"pipe["+PIPEFS.nextname.current+++"]"}};function ___syscall_pipe(fdPtr){try{if(fdPtr==0){throw new FS.ErrnoError(21)}var res=PIPEFS.createPipe();HEAP32[fdPtr>>2]=res.readable_fd;HEAP32[fdPtr+4>>2]=res.writable_fd;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_poll(fds,nfds,timeout){try{var nonzero=0;for(var i=0;i>2];var events=HEAP16[pollfd+4>>1];var mask=32;var stream=FS.getStream(fd);if(stream){mask=SYSCALLS.DEFAULT_POLLMASK;if (stream.stream_ops?.poll){mask=stream.stream_ops.poll(stream,-1)}}mask&=events|8|16;if(mask)nonzero++;HEAP16[pollfd+6>>1]=mask}return nonzero}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_readlinkat(dirfd,path,buf,bufsize){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(bufsize<=0)return-28;var ret=FS.readlink(path);var len=Math.min(bufsize,lengthBytesUTF8(ret));var endChar=HEAP8[buf+len];stringToUTF8(ret,buf,bufsize+1);HEAP8[buf+len]=endChar;return len}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_recvfrom(fd,buf,len,flags,addr,addrlen){try{var sock=getSocketFromFD(fd);var msg=sock.sock_ops.recvmsg(sock, len, typeof flags !== "undefined" ? flags : 0);if(!msg)return 0;if(addr){var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(msg.addr),msg.port,addrlen)}HEAPU8.set(msg.buffer,buf);return msg.buffer.byteLength}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_renameat(olddirfd,oldpath,newdirfd,newpath){try{oldpath=SYSCALLS.getStr(oldpath);newpath=SYSCALLS.getStr(newpath);oldpath=SYSCALLS.calculateAt(olddirfd,oldpath);newpath=SYSCALLS.calculateAt(newdirfd,newpath);FS.rename(oldpath,newpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_rmdir(path){try{path=SYSCALLS.getStr(path);FS.rmdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_sendto(fd,message,length,flags,addr,addr_len){try{var sock=getSocketFromFD(fd);if(!addr){return FS.write(sock.stream,HEAP8,message,length)}var dest=getSocketAddress(addr,addr_len);return sock.sock_ops.sendmsg(sock,HEAP8,message,length,dest.addr,dest.port)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_socket(domain,type,protocol){try{var sock=SOCKFS.createSocket(domain,type,protocol);return sock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_stat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_statfs64(path,size,buf){try{var stats=FS.statfs(SYSCALLS.getStr(path));HEAP32[buf+4>>2]=stats.bsize;HEAP32[buf+40>>2]=stats.bsize;HEAP32[buf+8>>2]=stats.blocks;HEAP32[buf+12>>2]=stats.bfree;HEAP32[buf+16>>2]=stats.bavail;HEAP32[buf+20>>2]=stats.files;HEAP32[buf+24>>2]=stats.ffree;HEAP32[buf+28>>2]=stats.fsid;HEAP32[buf+44>>2]=stats.flags;HEAP32[buf+36>>2]=stats.namelen;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_symlinkat(target,dirfd,linkpath){try{target=SYSCALLS.getStr(target);linkpath=SYSCALLS.getStr(linkpath);linkpath=SYSCALLS.calculateAt(dirfd,linkpath);FS.symlink(target,linkpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_unlinkat(dirfd,path,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(flags===0){FS.unlink(path)}else if(flags===512){FS.rmdir(path)}else{abort("Invalid flags passed to unlinkat")}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var readI53FromI64=ptr=>HEAPU32[ptr>>2]+HEAP32[ptr+4>>2]*4294967296;function ___syscall_utimensat(dirfd,path,times,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path,true);var now=Date.now(),atime,mtime;if(!times){atime=now;mtime=now}else{var seconds=readI53FromI64(times);var nanoseconds=HEAP32[times+8>>2];if(nanoseconds==1073741823){atime=now}else if(nanoseconds==1073741822){atime=null}else{atime=seconds*1e3+nanoseconds/(1e3*1e3)}times+=16;seconds=readI53FromI64(times);nanoseconds=HEAP32[times+8>>2];if(nanoseconds==1073741823){mtime=now}else if(nanoseconds==1073741822){mtime=null}else{mtime=seconds*1e3+nanoseconds/(1e3*1e3)}}if((mtime??atime)!==null){FS.utime(path,atime,mtime)}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var __abort_js=()=>abort("");var __emscripten_lookup_name=name=>{var nameString=UTF8ToString(name);return inetPton4(DNS.lookup_name(nameString))};var __emscripten_memcpy_js=(dest,src,num)=>HEAPU8.copyWithin(dest,src,src+num);var runtimeKeepaliveCounter=0;var __emscripten_runtime_keepalive_clear=()=>{noExitRuntime=false;runtimeKeepaliveCounter=0};function __gmtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getUTCSeconds();HEAP32[tmPtr+4>>2]=date.getUTCMinutes();HEAP32[tmPtr+8>>2]=date.getUTCHours();HEAP32[tmPtr+12>>2]=date.getUTCDate();HEAP32[tmPtr+16>>2]=date.getUTCMonth();HEAP32[tmPtr+20>>2]=date.getUTCFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getUTCDay();var start=Date.UTC(date.getUTCFullYear(),0,1,0,0,0,0);var yday=(date.getTime()-start)/(1e3*60*60*24)|0;HEAP32[tmPtr+28>>2]=yday}var isLeapYear=year=>year%4===0&&(year%100!==0||year%400===0);var MONTH_DAYS_LEAP_CUMULATIVE=[0,31,60,91,121,152,182,213,244,274,305,335];var MONTH_DAYS_REGULAR_CUMULATIVE=[0,31,59,90,120,151,181,212,243,273,304,334];var ydayFromDate=date=>{var leap=isLeapYear(date.getFullYear());var monthDaysCumulative=leap?MONTH_DAYS_LEAP_CUMULATIVE:MONTH_DAYS_REGULAR_CUMULATIVE;var yday=monthDaysCumulative[date.getMonth()]+date.getDate()-1;return yday};function __localtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr+36>>2]=-(date.getTimezoneOffset()*60);var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dst=(summerOffset!=winterOffset&&date.getTimezoneOffset()==Math.min(winterOffset,summerOffset))|0;HEAP32[tmPtr+32>>2]=dst}var setTempRet0=val=>__emscripten_tempret_set(val);var __mktime_js=function(tmPtr){var ret=(()=>{var date=new Date(HEAP32[tmPtr+20>>2]+1900,HEAP32[tmPtr+16>>2],HEAP32[tmPtr+12>>2],HEAP32[tmPtr+8>>2],HEAP32[tmPtr+4>>2],HEAP32[tmPtr>>2],0);var dst=HEAP32[tmPtr+32>>2];var guessedOffset=date.getTimezoneOffset();var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dstOffset=Math.min(winterOffset,summerOffset);if(dst<0){HEAP32[tmPtr+32>>2]=Number(summerOffset!=winterOffset&&dstOffset==guessedOffset)}else if(dst>0!=(dstOffset==guessedOffset)){var nonDstOffset=Math.max(winterOffset,summerOffset);var trueOffset=dst>0?dstOffset:nonDstOffset;date.setTime(date.getTime()+(trueOffset-guessedOffset)*6e4)}HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getYear();var timeMs=date.getTime();if(isNaN(timeMs)){return-1}return timeMs/1e3})();return setTempRet0((tempDouble=ret,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)),ret>>>0};function __mmap_js(len,prot,flags,fd,offset_low,offset_high,allocated,addr){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);var res=FS.mmap(stream,len,offset,prot,flags);var ptr=res.ptr;HEAP32[allocated>>2]=res.allocated;HEAPU32[addr>>2]=ptr;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function __munmap_js(addr,len,prot,flags,fd,offset_low,offset_high){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{var stream=SYSCALLS.getStreamFromFD(fd);if(prot&2){SYSCALLS.doMsync(addr,stream,len,flags,offset)}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var timers={};var handleException=e=>{if(e instanceof ExitStatus||e=="unwind"){return EXITSTATUS}quit_(1,e)};var keepRuntimeAlive=()=>noExitRuntime||runtimeKeepaliveCounter>0;var _proc_exit=code=>{EXITSTATUS=code;if(!keepRuntimeAlive()){Module["onExit"]?.(code);ABORT=true}quit_(code,new ExitStatus(code))};var exitJS=(status,implicit)=>{EXITSTATUS=status;if(!keepRuntimeAlive()){exitRuntime()}_proc_exit(status)};var _exit=exitJS;Module["_exit"]=_exit;var maybeExit=()=>{if(runtimeExited){return}if(!keepRuntimeAlive()){try{_exit(EXITSTATUS)}catch(e){handleException(e)}}};var callUserCallback=func=>{if(runtimeExited||ABORT){return}try{func();maybeExit()}catch(e){handleException(e)}};var _emscripten_get_now=()=>performance.now();var __setitimer_js=(which,timeout_ms)=>{if(timers[which]){clearTimeout(timers[which].id);delete timers[which]}if(!timeout_ms)return 0;var id=setTimeout(()=>{delete timers[which];callUserCallback(()=>__emscripten_timeout(which,_emscripten_get_now()))},timeout_ms);timers[which]={id,timeout_ms};return 0};var __tzset_js=(timezone,daylight,std_name,dst_name)=>{var currentYear=(new Date).getFullYear();var winter=new Date(currentYear,0,1);var summer=new Date(currentYear,6,1);var winterOffset=winter.getTimezoneOffset();var summerOffset=summer.getTimezoneOffset();var stdTimezoneOffset=Math.max(winterOffset,summerOffset);HEAPU32[timezone>>2]=stdTimezoneOffset*60;HEAP32[daylight>>2]=Number(winterOffset!=summerOffset);var extractZone=timezoneOffset=>{var sign=timezoneOffset>=0?"-":"+";var absOffset=Math.abs(timezoneOffset);var hours=String(Math.floor(absOffset/60)).padStart(2,"0");var minutes=String(absOffset%60).padStart(2,"0");return`UTC${sign}${hours}${minutes}`};var winterName=extractZone(winterOffset);var summerName=extractZone(summerOffset);if(summerOffsetDate.now();var nowIsMonotonic=1;var checkWasiClock=clock_id=>clock_id>=0&&clock_id<=3;function _clock_time_get(clk_id,ignored_precision_low,ignored_precision_high,ptime){var ignored_precision=convertI32PairToI53Checked(ignored_precision_low,ignored_precision_high);if(!checkWasiClock(clk_id)){return 28}var now;if(clk_id===0){now=_emscripten_date_now()}else if(nowIsMonotonic){now=_emscripten_get_now()}else{return 52}var nsec=Math.round(now*1e3*1e3);tempI64=[nsec>>>0,(tempDouble=nsec,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[ptime>>2]=tempI64[0],HEAP32[ptime+4>>2]=tempI64[1];return 0}var getHeapMax=()=>2147483648;var _emscripten_get_heap_max=()=>getHeapMax();var growMemory=size=>{var b=wasmMemory.buffer;var pages=(size-b.byteLength+65535)/65536|0;try{wasmMemory.grow(pages);updateMemoryViews();return 1}catch(e){}};var _emscripten_resize_heap=requestedSize=>{var oldSize=HEAPU8.length;requestedSize>>>=0;var maxHeapSize=getHeapMax();if(requestedSize>maxHeapSize){return false}for(var cutDown=1;cutDown<=4;cutDown*=2){var overGrownHeapSize=oldSize*(1+.2/cutDown);overGrownHeapSize=Math.min(overGrownHeapSize,requestedSize+100663296);var newSize=Math.min(maxHeapSize,alignMemory(Math.max(requestedSize,overGrownHeapSize),65536));var replacement=growMemory(newSize);if(replacement){return true}}return false};var runtimeKeepalivePush=()=>{runtimeKeepaliveCounter+=1};var runtimeKeepalivePop=()=>{runtimeKeepaliveCounter-=1};var safeSetTimeout=(func,timeout)=>{runtimeKeepalivePush();return setTimeout(()=>{runtimeKeepalivePop();callUserCallback(func)},timeout)};var _emscripten_sleep=ms=>Asyncify.handleSleep(wakeUp=>safeSetTimeout(wakeUp,ms));Module["_emscripten_sleep"]=_emscripten_sleep;_emscripten_sleep.isAsync=true;var ENV = PHPLoader.ENV || {};var getExecutableName=()=>thisProgram||"./this.program";var getEnvStrings=()=>{if(!getEnvStrings.strings){var lang=(typeof navigator=="object"&&navigator.languages&&navigator.languages[0]||"C").replace("-","_")+".UTF-8";var env={USER:"web_user",LOGNAME:"web_user",PATH:"/",PWD:"/",HOME:"/home/web_user",LANG:lang,_:getExecutableName()};for(var x in ENV){if(ENV[x]===undefined)delete env[x];else env[x]=ENV[x]}var strings=[];for(var x in env){strings.push(`${x}=${env[x]}`)}getEnvStrings.strings=strings}return getEnvStrings.strings};var stringToAscii=(str,buffer)=>{for(var i=0;i{var bufSize=0;getEnvStrings().forEach((string,i)=>{var ptr=environ_buf+bufSize;HEAPU32[__environ+i*4>>2]=ptr;stringToAscii(string,ptr);bufSize+=string.length+1});return 0};var _environ_sizes_get=(penviron_count,penviron_buf_size)=>{var strings=getEnvStrings();HEAPU32[penviron_count>>2]=strings.length;var bufSize=0;strings.forEach(string=>bufSize+=string.length+1);HEAPU32[penviron_buf_size>>2]=bufSize;return 0};function _fd_close(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);FS.close(stream);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_fdstat_get(fd,pbuf){try{var rightsBase=0;var rightsInheriting=0;var flags=0;{var stream=SYSCALLS.getStreamFromFD(fd);var type=stream.tty?2:FS.isDir(stream.mode)?3:FS.isLink(stream.mode)?7:4}HEAP8[pbuf]=type;HEAP16[pbuf+2>>1]=flags;tempI64=[rightsBase>>>0,(tempDouble=rightsBase,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+8>>2]=tempI64[0],HEAP32[pbuf+12>>2]=tempI64[1];tempI64=[rightsInheriting>>>0,(tempDouble=rightsInheriting,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+16>>2]=tempI64[0],HEAP32[pbuf+20>>2]=tempI64[1];return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var doReadv=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.read(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(curr>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_seek(fd,offset_low,offset_high,whence,newOffset){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);FS.llseek(stream,offset,whence);tempI64=[stream.position>>>0,(tempDouble=stream.position,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[newOffset>>2]=tempI64[0],HEAP32[newOffset+4>>2]=tempI64[1];if(stream.getdents&&offset===0&&whence===0)stream.getdents=null;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var doWritev=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.write(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(curr>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var _getaddrinfo=(node,service,hint,out)=>{var addr=0;var port=0;var flags=0;var family=0;var type=0;var proto=0;var ai;function allocaddrinfo(family,type,proto,canon,addr,port){var sa,salen,ai;var errno;salen=family===10?28:16;addr=family===10?inetNtop6(addr):inetNtop4(addr);sa=_malloc(salen);errno=writeSockaddr(sa,family,addr,port);assert(!errno);ai=_malloc(32);HEAP32[ai+4>>2]=family;HEAP32[ai+8>>2]=type;HEAP32[ai+12>>2]=proto;HEAPU32[ai+24>>2]=canon;HEAPU32[ai+20>>2]=sa;if(family===10){HEAP32[ai+16>>2]=28}else{HEAP32[ai+16>>2]=16}HEAP32[ai+28>>2]=0;return ai}if(hint){flags=HEAP32[hint>>2];family=HEAP32[hint+4>>2];type=HEAP32[hint+8>>2];proto=HEAP32[hint+12>>2]}if(type&&!proto){proto=type===2?17:6}if(!type&&proto){type=proto===17?2:1}if(proto===0){proto=6}if(type===0){type=1}if(!node&&!service){return-2}if(flags&~(1|2|4|1024|8|16|32)){return-1}if(hint!==0&&HEAP32[hint>>2]&2&&!node){return-1}if(flags&32){return-2}if(type!==0&&type!==1&&type!==2){return-7}if(family!==0&&family!==2&&family!==10){return-6}if(service){service=UTF8ToString(service);port=parseInt(service,10);if(isNaN(port)){if(flags&1024){return-2}return-8}}if(!node){if(family===0){family=2}if((flags&1)===0){if(family===2){addr=_htonl(2130706433)}else{addr=[0,0,0,_htonl(1)]}}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0}node=UTF8ToString(node);addr=inetPton4(node);if(addr!==null){if(family===0||family===2){family=2}else if(family===10&&flags&8){addr=[0,0,_htonl(65535),addr];family=10}else{return-2}}else{addr=inetPton6(node);if(addr!==null){if(family===0||family===10){family=10}else{return-2}}}if(addr!=null){ai=allocaddrinfo(family,type,proto,node,addr,port);HEAPU32[out>>2]=ai;return 0}if(flags&4){return-2}node=DNS.lookup_name(node);addr=inetPton4(node);if(family===0){family=2}else if(family===10){addr=[0,0,_htonl(65535),addr]}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0};var _getnameinfo=(sa,salen,node,nodelen,serv,servlen,flags)=>{var info=readSockaddr(sa,salen);if(info.errno){return-6}var port=info.port;var addr=info.addr;var overflowed=false;if(node&&nodelen){var lookup;if(flags&1||!(lookup=DNS.lookup_addr(addr))){if(flags&8){return-2}}else{addr=lookup}var numBytesWrittenExclNull=stringToUTF8(addr,node,nodelen);if(numBytesWrittenExclNull+1>=nodelen){overflowed=true}}if(serv&&servlen){port=""+port;var numBytesWrittenExclNull=stringToUTF8(port,serv,servlen);if(numBytesWrittenExclNull+1>=servlen){overflowed=true}}if(overflowed){return-12}return 0};var Protocols={list:[],map:{}};var _setprotoent=stayopen=>{function allocprotoent(name,proto,aliases){var nameBuf=_malloc(name.length+1);stringToAscii(name,nameBuf);var j=0;var length=aliases.length;var aliasListBuf=_malloc((length+1)*4);for(var i=0;i>2]=aliasBuf}HEAPU32[aliasListBuf+j>>2]=0;var pe=_malloc(12);HEAPU32[pe>>2]=nameBuf;HEAPU32[pe+4>>2]=aliasListBuf;HEAP32[pe+8>>2]=proto;return pe}var list=Protocols.list;var map=Protocols.map;if(list.length===0){var entry=allocprotoent("tcp",6,["TCP"]);list.push(entry);map["tcp"]=map["6"]=entry;entry=allocprotoent("udp",17,["UDP"]);list.push(entry);map["udp"]=map["17"]=entry}_setprotoent.index=0};var _getprotobyname=name=>{name=UTF8ToString(name);_setprotoent(true);var result=Protocols.map[name];return result};var _getprotobynumber=number=>{_setprotoent(true);var result=Protocols.map[number];return result};var stackAlloc=sz=>__emscripten_stack_alloc(sz);var stringToUTF8OnStack=str=>{var size=lengthBytesUTF8(str)+1;var ret=stackAlloc(size);stringToUTF8(str,ret,size);return ret};var allocateUTF8OnStack=stringToUTF8OnStack;var PHPWASM={init:function(){FS.mkdir("/internal");FS.mkdir("/internal/shared");FS.mkdir("/internal/shared/preload");PHPWASM.EventEmitter=ENVIRONMENT_IS_NODE?require("events").EventEmitter:class EventEmitter{constructor(){this.listeners={}}emit(eventName,data){if(this.listeners[eventName]){this.listeners[eventName].forEach(callback=>{callback(data)})}}once(eventName,callback){const self=this;function removedCallback(){callback(...arguments);self.removeListener(eventName,removedCallback)}this.on(eventName,removedCallback)}removeAllListeners(eventName){if(eventName){delete this.listeners[eventName]}else{this.listeners={}}}removeListener(eventName,callback){if(this.listeners[eventName]){const idx=this.listeners[eventName].indexOf(callback);if(idx!==-1){this.listeners[eventName].splice(idx,1)}}}};PHPWASM.child_proc_by_fd={};PHPWASM.child_proc_by_pid={};PHPWASM.input_devices={}},getAllWebSockets:function(sock){const webSockets=new Set;if(sock.server){sock.server.clients.forEach(ws=>{webSockets.add(ws)})}for(const peer of PHPWASM.getAllPeers(sock)){webSockets.add(peer.socket)}return Array.from(webSockets)},getAllPeers:function(sock){const peers=new Set;if(sock.server){sock.pending.filter(pending=>pending.peers).forEach(pending=>{for(const peer of Object.values(pending.peers)){peers.add(peer)}})}if(sock.peers){for(const peer of Object.values(sock.peers)){peers.add(peer)}}return Array.from(peers)},awaitData:function(ws){return PHPWASM.awaitEvent(ws,"message")},awaitConnection:function(ws){if(ws.OPEN===ws.readyState){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"open")},awaitClose:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"close")},awaitError:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"error")},awaitEvent:function(ws,event){let resolve;const listener=()=>{resolve()};const promise=new Promise(function(_resolve){resolve=_resolve;ws.once(event,listener)});const cancel=()=>{ws.removeListener(event,listener);setTimeout(resolve)};return[promise,cancel]},noop:function(){},spawnProcess:function(command,args,options){if(Module["spawnProcess"]){const spawnedPromise=Module["spawnProcess"](command,args,options);return Promise.resolve(spawnedPromise).then(function(spawned){if(!spawned||!spawned.on){throw new Error("spawnProcess() must return an EventEmitter but returned a different type.")}return spawned})}if(ENVIRONMENT_IS_NODE){return require("child_process").spawn(command,args,{...options,shell:true,stdio:["pipe","pipe","pipe"],timeout:100})}const e=new Error("popen(), proc_open() etc. are unsupported in the browser. Call php.setSpawnHandler() "+"and provide a callback to handle spawning processes, or disable a popen(), proc_open() "+"and similar functions via php.ini.");e.code="SPAWN_UNSUPPORTED";throw e},shutdownSocket:function(socketd,how){const sock=getSocketFromFD(socketd);const peer=Object.values(sock.peers)[0];if(!peer){return-1}try{peer.socket.close();SOCKFS.websocket_sock_ops.removePeer(sock,peer);return 0}catch(e){console.log("Socket shutdown error",e);return-1}}};function _js_create_input_device(deviceId){let dataBuffer=[];let dataCallback;const filename="proc_id_"+deviceId;const device=FS.createDevice("/dev",filename,function(){},function(byte){try{dataBuffer.push(byte);if(dataCallback){dataCallback(new Uint8Array(dataBuffer));dataBuffer=[]}}catch(e){console.error(e);throw e}});const devicePath="/dev/"+filename;PHPWASM.input_devices[deviceId]={devicePath,onData:function(cb){dataCallback=cb;dataBuffer.forEach(function(data){cb(data)});dataBuffer.length=0}};return allocateUTF8OnStack(devicePath)}function _js_open_process(command,argsPtr,argsLength,descriptorsPtr,descriptorsLength,cwdPtr,cwdLength,envPtr,envLength){if(!command){return 1}const cmdstr=UTF8ToString(command);if(!cmdstr.length){return 0}let argsArray=[];if(argsLength){for(var i=0;i>2]))}}const cwdstr=cwdPtr?UTF8ToString(cwdPtr):null;let envObject=null;if(envLength){envObject={};for(var i=0;i>2]);const splitAt=envEntry.indexOf("=");if(splitAt===-1){continue}const key=envEntry.substring(0,splitAt);const value=envEntry.substring(splitAt+1);envObject[key]=value}}var std={};for(var i=0;i>2];std[HEAPU32[descriptorPtr>>2]]={child:HEAPU32[descriptorPtr+4>>2],parent:HEAPU32[descriptorPtr+8>>2]}}return Asyncify.handleSleep(async wakeUp=>{let cp;try{const options={};if(cwdstr!==null){options.cwd=cwdstr}if(envObject!==null){options.env=envObject}cp=PHPWASM.spawnProcess(cmdstr,argsArray,options);if(cp instanceof Promise){cp=await cp}}catch(e){if(e.code==="SPAWN_UNSUPPORTED"){wakeUp(1);return}console.error(e);wakeUp(1);throw e}const ProcInfo={pid:cp.pid,exited:false,stdinFd:std[0]?.child,stdinIsDevice:std[0]?.child in PHPWASM.input_devices,stdoutChildFd:std[1]?.child,stdoutParentFd:std[1]?.parent,stderrChildFd:std[2]?.child,stderrParentFd:std[2]?.parent,stdout:new PHPWASM.EventEmitter,stderr:new PHPWASM.EventEmitter};if(ProcInfo.stdoutChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutChildFd]=ProcInfo;if(ProcInfo.stderrChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrChildFd]=ProcInfo;if(ProcInfo.stdoutParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutParentFd]=ProcInfo;if(ProcInfo.stderrParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrParentFd]=ProcInfo;PHPWASM.child_proc_by_pid[ProcInfo.pid]=ProcInfo;cp.on("exit",function(code){ProcInfo.exitCode=code;ProcInfo.exited=true;ProcInfo.stdout.emit("data");ProcInfo.stderr.emit("data")});if(ProcInfo.stdoutChildFd){const stdoutStream=SYSCALLS.getStreamFromFD(ProcInfo.stdoutChildFd);let stdoutAt=0;cp.stdout.on("data",function(data){ProcInfo.stdout.emit("data",data);stdoutStream.stream_ops.write(stdoutStream,data,0,data.length,stdoutAt);stdoutAt+=data.length})}if(ProcInfo.stderrChildFd){const stderrStream=SYSCALLS.getStreamFromFD(ProcInfo.stderrChildFd);let stderrAt=0;cp.stderr.on("data",function(data){ProcInfo.stderr.emit("data",data);stderrStream.stream_ops.write(stderrStream,data,0,data.length,stderrAt);stderrAt+=data.length})}try{await new Promise((resolve,reject)=>{cp.on("spawn",resolve);cp.on("error",reject)})}catch(e){console.error(e);wakeUp(1);return}if(ProcInfo.stdinIsDevice){PHPWASM.input_devices[ProcInfo.stdinFd].onData(function(data){if(!data)return;if(typeof data==="number"){data=new Uint8Array([data])}const dataStr=new TextDecoder("utf-8").decode(data);cp.stdin.write(dataStr)});wakeUp(ProcInfo.pid);return}if(ProcInfo.stdinFd){const stdinStream=SYSCALLS.getStreamFromFD(ProcInfo.stdinFd);if(stdinStream.node){const CHUNK_SIZE=1024;const buffer=new Uint8Array(CHUNK_SIZE);let offset=0;while(true){const bytesRead=stdinStream.stream_ops.read(stdinStream,buffer,0,CHUNK_SIZE,offset);if(bytesRead===null||bytesRead===0){break}try{cp.stdin.write(buffer.subarray(0,bytesRead))}catch(e){console.error(e);return 1}if(bytesRead>2]=PHPWASM.child_proc_by_pid[pid].exitCode;return 1}return 0}function _js_waitpid(pid,exitCodePtr){if(!PHPWASM.child_proc_by_pid[pid]){return-1}return Asyncify.handleSleep(wakeUp=>{const poll=function(){if(PHPWASM.child_proc_by_pid[pid]?.exited){HEAPU32[exitCodePtr>>2]=PHPWASM.child_proc_by_pid[pid].exitCode;wakeUp(pid)}else{setTimeout(poll,50)}};poll()})}var arraySum=(array,index)=>{var sum=0;for(var i=0;i<=index;sum+=array[i++]){}return sum};var MONTH_DAYS_LEAP=[31,29,31,30,31,30,31,31,30,31,30,31];var MONTH_DAYS_REGULAR=[31,28,31,30,31,30,31,31,30,31,30,31];var addDays=(date,days)=>{var newDate=new Date(date.getTime());while(days>0){var leap=isLeapYear(newDate.getFullYear());var currentMonth=newDate.getMonth();var daysInCurrentMonth=(leap?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR)[currentMonth];if(days>daysInCurrentMonth-newDate.getDate()){days-=daysInCurrentMonth-newDate.getDate()+1;newDate.setDate(1);if(currentMonth<11){newDate.setMonth(currentMonth+1)}else{newDate.setMonth(0);newDate.setFullYear(newDate.getFullYear()+1)}}else{newDate.setDate(newDate.getDate()+days);return newDate}}return newDate};var _strptime=(buf,format,tm)=>{var pattern=UTF8ToString(format);var SPECIAL_CHARS="\\!@#$^&*()+=-[]/{}|:<>?,.";for(var i=0,ii=SPECIAL_CHARS.length;iEQUIVALENT_MATCHERS[c]||m).replace(/%(.)/g,(_,c)=>{let pat=DATE_PATTERNS[c];if(pat){capture.push(c);return`(${pat})`}else{return c}}).replace(/\s+/g,"\\s*");var matches=new RegExp("^"+pattern_out,"i").exec(UTF8ToString(buf));function initDate(){function fixup(value,min,max){return typeof value!="number"||isNaN(value)?min:value>=min?value<=max?value:max:min}return{year:fixup(HEAP32[tm+20>>2]+1900,1970,9999),month:fixup(HEAP32[tm+16>>2],0,11),day:fixup(HEAP32[tm+12>>2],1,31),hour:fixup(HEAP32[tm+8>>2],0,23),min:fixup(HEAP32[tm+4>>2],0,59),sec:fixup(HEAP32[tm>>2],0,59),gmtoff:0}}if(matches){var date=initDate();var value;var getMatch=symbol=>{var pos=capture.indexOf(symbol);if(pos>=0){return matches[pos+1]}return};if(value=getMatch("S")){date.sec=jstoi_q(value)}if(value=getMatch("M")){date.min=jstoi_q(value)}if(value=getMatch("H")){date.hour=jstoi_q(value)}else if(value=getMatch("I")){var hour=jstoi_q(value);if(value=getMatch("p")){hour+=value.toUpperCase()[0]==="P"?12:0}date.hour=hour}if(value=getMatch("Y")){date.year=jstoi_q(value)}else if(value=getMatch("y")){var year=jstoi_q(value);if(value=getMatch("C")){year+=jstoi_q(value)*100}else{year+=year<69?2e3:1900}date.year=year}if(value=getMatch("m")){date.month=jstoi_q(value)-1}else if(value=getMatch("b")){date.month=MONTH_NUMBERS[value.substring(0,3).toUpperCase()]||0}if(value=getMatch("d")){date.day=jstoi_q(value)}else if(value=getMatch("j")){var day=jstoi_q(value);var leapYear=isLeapYear(date.year);for(var month=0;month<12;++month){var daysUntilMonth=arraySum(leapYear?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,month-1);if(day<=daysUntilMonth+(leapYear?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR)[month]){date.day=day-daysUntilMonth}}}else if(value=getMatch("a")){var weekDay=value.substring(0,3).toUpperCase();if(value=getMatch("U")){var weekDayNumber=DAY_NUMBERS_SUN_FIRST[weekDay];var weekNumber=jstoi_q(value);var janFirst=new Date(date.year,0,1);var endDate;if(janFirst.getDay()===0){endDate=addDays(janFirst,weekDayNumber+7*(weekNumber-1))}else{endDate=addDays(janFirst,7-janFirst.getDay()+weekDayNumber+7*(weekNumber-1))}date.day=endDate.getDate();date.month=endDate.getMonth()}else if(value=getMatch("W")){var weekDayNumber=DAY_NUMBERS_MON_FIRST[weekDay];var weekNumber=jstoi_q(value);var janFirst=new Date(date.year,0,1);var endDate;if(janFirst.getDay()===1){endDate=addDays(janFirst,weekDayNumber+7*(weekNumber-1))}else{endDate=addDays(janFirst,7-janFirst.getDay()+1+weekDayNumber+7*(weekNumber-1))}date.day=endDate.getDate();date.month=endDate.getMonth()}}if(value=getMatch("z")){if(value.toLowerCase()==="z"){date.gmtoff=0}else{var match=value.match(/^((?:\-|\+)\d\d):?(\d\d)?/);date.gmtoff=match[1]*3600;if(match[2]){date.gmtoff+=date.gmtoff>0?match[2]*60:-match[2]*60}}}var fullDate=new Date(date.year,date.month,date.day,date.hour,date.min,date.sec,0);HEAP32[tm>>2]=fullDate.getSeconds();HEAP32[tm+4>>2]=fullDate.getMinutes();HEAP32[tm+8>>2]=fullDate.getHours();HEAP32[tm+12>>2]=fullDate.getDate();HEAP32[tm+16>>2]=fullDate.getMonth();HEAP32[tm+20>>2]=fullDate.getFullYear()-1900;HEAP32[tm+24>>2]=fullDate.getDay();HEAP32[tm+28>>2]=arraySum(isLeapYear(fullDate.getFullYear())?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,fullDate.getMonth()-1)+fullDate.getDate()-1;HEAP32[tm+32>>2]=0;HEAP32[tm+36>>2]=date.gmtoff;return buf+intArrayFromString(matches[0]).length-1}return 0};function _wasm_setsockopt(socketd,level,optionName,optionValuePtr,optionLen){const optionValue=HEAPU8[optionValuePtr];const SOL_SOCKET=1;const SO_KEEPALIVE=9;const IPPROTO_TCP=6;const TCP_NODELAY=1;const isSupported=level===SOL_SOCKET&&optionName===SO_KEEPALIVE||level===IPPROTO_TCP&&optionName===TCP_NODELAY;if(!isSupported){console.warn(`Unsupported socket option: ${level}, ${optionName}, ${optionValue}`);return-1}const ws=PHPWASM.getAllWebSockets(socketd)[0];if(!ws){return-1}ws.setSocketOpt(level,optionName,optionValuePtr);return 0}var Asyncify={instrumentWasmImports(imports){var importPattern=/^(js_open_process|js_waitpid|js_process_status|js_create_input_device|wasm_setsockopt|wasm_shutdown|wasm_close|invoke_.*|__asyncjs__.*)$/;for(let[x,original]of Object.entries(imports)){if(typeof original=="function"){let isAsyncifyImport=original.isAsync||importPattern.test(x);if(isAsyncifyImport){imports[x]=original=new WebAssembly.Suspending(original)}}}},instrumentWasmExports(exports){var exportPattern=/^(wasm_sleep|wasm_read|emscripten_sleep|wasm_sapi_handle_request|wasm_sapi_request_shutdown|wasm_poll_socket|wrap_select|__wrap_select|select|php_pollfd_for|fflush|wasm_popen|wasm_read|wasm_php_exec|run_cli|main|__main_argc_argv)$/;Asyncify.asyncExports=new Set;var ret={};for(let[x,original]of Object.entries(exports)){if(typeof original=="function"){let isAsyncifyExport=exportPattern.test(x);if(isAsyncifyExport){Asyncify.asyncExports.add(original);original=Asyncify.makeAsyncFunction(original)}ret[x]=(...args)=>original(...args)}else{ret[x]=original}}return ret},asyncExports:null,isAsyncExport(func){return Asyncify.asyncExports?.has(func)},handleAsync:async startAsync=>{runtimeKeepalivePush();try{return await startAsync()}finally{runtimeKeepalivePop()}},handleSleep(startAsync){return Asyncify.handleAsync(()=>new Promise(startAsync))},makeAsyncFunction(original){return WebAssembly.promising(original)}};var getCFunc=ident=>{var func=Module["_"+ident];return func};var writeArrayToMemory=(array,buffer)=>{HEAP8.set(array,buffer)};var stackSave=()=>_emscripten_stack_get_current();var stackRestore=val=>__emscripten_stack_restore(val);var ccall=(ident,returnType,argTypes,args,opts)=>{var toC={string:str=>{var ret=0;if(str!==null&&str!==undefined&&str!==0){ret=stringToUTF8OnStack(str)}return ret},array:arr=>{var ret=stackAlloc(arr.length);writeArrayToMemory(arr,ret);return ret}};function convertReturnValue(ret){if(returnType==="string"){return UTF8ToString(ret)}if(returnType==="boolean")return Boolean(ret);return ret}var func=getCFunc(ident);var cArgs=[];var stack=0;if(args){for(var i=0;iFS.unlink(path);var FS_createLazyFile=FS.createLazyFile;var FS_createDevice=FS.createDevice;FS.createPreloadedFile=FS_createPreloadedFile;FS.staticInit();Module["FS_createPath"]=FS.createPath;Module["FS_createDataFile"]=FS.createDataFile;Module["FS_createPreloadedFile"]=FS.createPreloadedFile;Module["FS_unlink"]=FS.unlink;Module["FS_createLazyFile"]=FS.createLazyFile;Module["FS_createDevice"]=FS.createDevice;MEMFS.doesNotExistError=new FS.ErrnoError(44);MEMFS.doesNotExistError.stack="";PHPWASM.init();var wasmImports={SharpYuvConvert:_SharpYuvConvert,SharpYuvGetConversionMatrix:_SharpYuvGetConversionMatrix,SharpYuvInit:_SharpYuvInit,__assert_fail:___assert_fail,__asyncjs__js_fd_read,__asyncjs__js_module_onMessage,__asyncjs__js_popen_to_file,__asyncjs__wasm_poll_socket,__call_sighandler:___call_sighandler,__syscall_accept4:___syscall_accept4,__syscall_bind:___syscall_bind,__syscall_chdir:___syscall_chdir,__syscall_chmod:___syscall_chmod,__syscall_connect:___syscall_connect,__syscall_dup:___syscall_dup,__syscall_dup3:___syscall_dup3,__syscall_faccessat:___syscall_faccessat,__syscall_fallocate:___syscall_fallocate,__syscall_fchmod:___syscall_fchmod,__syscall_fchown32:___syscall_fchown32,__syscall_fchownat:___syscall_fchownat,__syscall_fcntl64:___syscall_fcntl64,__syscall_fdatasync:___syscall_fdatasync,__syscall_fstat64:___syscall_fstat64,__syscall_ftruncate64:___syscall_ftruncate64,__syscall_getcwd:___syscall_getcwd,__syscall_getdents64:___syscall_getdents64,__syscall_getpeername:___syscall_getpeername,__syscall_getsockname:___syscall_getsockname,__syscall_getsockopt:___syscall_getsockopt,__syscall_ioctl:___syscall_ioctl,__syscall_listen:___syscall_listen,__syscall_lstat64:___syscall_lstat64,__syscall_mkdirat:___syscall_mkdirat,__syscall_newfstatat:___syscall_newfstatat,__syscall_openat:___syscall_openat,__syscall_pipe:___syscall_pipe,__syscall_poll:___syscall_poll,__syscall_readlinkat:___syscall_readlinkat,__syscall_recvfrom:___syscall_recvfrom,__syscall_renameat:___syscall_renameat,__syscall_rmdir:___syscall_rmdir,__syscall_sendto:___syscall_sendto,__syscall_socket:___syscall_socket,__syscall_stat64:___syscall_stat64,__syscall_statfs64:___syscall_statfs64,__syscall_symlinkat:___syscall_symlinkat,__syscall_unlinkat:___syscall_unlinkat,__syscall_utimensat:___syscall_utimensat,_abort_js:__abort_js,_emscripten_lookup_name:__emscripten_lookup_name,_emscripten_memcpy_js:__emscripten_memcpy_js,_emscripten_runtime_keepalive_clear:__emscripten_runtime_keepalive_clear,_gmtime_js:__gmtime_js,_localtime_js:__localtime_js,_mktime_js:__mktime_js,_mmap_js:__mmap_js,_munmap_js:__munmap_js,_setitimer_js:__setitimer_js,_tzset_js:__tzset_js,clock_time_get:_clock_time_get,emscripten_date_now:_emscripten_date_now,emscripten_get_heap_max:_emscripten_get_heap_max,emscripten_get_now:_emscripten_get_now,emscripten_resize_heap:_emscripten_resize_heap,emscripten_sleep:_emscripten_sleep,environ_get:_environ_get,environ_sizes_get:_environ_sizes_get,exit:_exit,fd_close:_fd_close,fd_fdstat_get:_fd_fdstat_get,fd_read:_fd_read,fd_seek:_fd_seek,fd_write:_fd_write,getaddrinfo:_getaddrinfo,getnameinfo:_getnameinfo,getprotobyname:_getprotobyname,getprotobynumber:_getprotobynumber,js_create_input_device:_js_create_input_device,js_open_process:_js_open_process,js_process_status:_js_process_status,js_waitpid:_js_waitpid,proc_exit:_proc_exit,strptime:_strptime,wasm_setsockopt:_wasm_setsockopt};var wasmExports;createWasm();var ___wasm_call_ctors=()=>(___wasm_call_ctors=wasmExports["__wasm_call_ctors"])();var _malloc=a0=>(_malloc=wasmExports["malloc"])(a0);var _wasm_read=Module["_wasm_read"]=(a0,a1,a2)=>(_wasm_read=Module["_wasm_read"]=wasmExports["wasm_read"])(a0,a1,a2);var _php_pollfd_for=Module["_php_pollfd_for"]=(a0,a1,a2)=>(_php_pollfd_for=Module["_php_pollfd_for"]=wasmExports["php_pollfd_for"])(a0,a1,a2);var _fflush=a0=>(_fflush=wasmExports["fflush"])(a0);var _wasm_popen=Module["_wasm_popen"]=(a0,a1)=>(_wasm_popen=Module["_wasm_popen"]=wasmExports["wasm_popen"])(a0,a1);var _wasm_php_exec=Module["_wasm_php_exec"]=(a0,a1,a2,a3)=>(_wasm_php_exec=Module["_wasm_php_exec"]=wasmExports["wasm_php_exec"])(a0,a1,a2,a3);var _htons=a0=>(_htons=wasmExports["htons"])(a0);var _ntohs=a0=>(_ntohs=wasmExports["ntohs"])(a0);var _htonl=a0=>(_htonl=wasmExports["htonl"])(a0);var _wasm_sleep=Module["_wasm_sleep"]=a0=>(_wasm_sleep=Module["_wasm_sleep"]=wasmExports["wasm_sleep"])(a0);var 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_php_wasm_init=Module["_php_wasm_init"]=()=>(_php_wasm_init=Module["_php_wasm_init"]=wasmExports["php_wasm_init"])();var _wasm_free=Module["_wasm_free"]=a0=>(_wasm_free=Module["_wasm_free"]=wasmExports["wasm_free"])(a0);var ___funcs_on_exit=()=>(___funcs_on_exit=wasmExports["__funcs_on_exit"])();var _emscripten_builtin_memalign=(a0,a1)=>(_emscripten_builtin_memalign=wasmExports["emscripten_builtin_memalign"])(a0,a1);var __emscripten_timeout=(a0,a1)=>(__emscripten_timeout=wasmExports["_emscripten_timeout"])(a0,a1);var ___trap=()=>(___trap=wasmExports["__trap"])();var __emscripten_tempret_set=a0=>(__emscripten_tempret_set=wasmExports["_emscripten_tempret_set"])(a0);var __emscripten_stack_restore=a0=>(__emscripten_stack_restore=wasmExports["_emscripten_stack_restore"])(a0);var __emscripten_stack_alloc=a0=>(__emscripten_stack_alloc=wasmExports["_emscripten_stack_alloc"])(a0);var _emscripten_stack_get_current=()=>(_emscripten_stack_get_current=wasmExports["emscripten_stack_get_current"])();var dynCall_vi=Module["dynCall_vi"]=(a0,a1)=>(dynCall_vi=Module["dynCall_vi"]=wasmExports["dynCall_vi"])(a0,a1);Module["addRunDependency"]=addRunDependency;Module["removeRunDependency"]=removeRunDependency;Module["wasmExports"]=wasmExports;Module["ccall"]=ccall;Module["FS_createPreloadedFile"]=FS_createPreloadedFile;Module["FS_unlink"]=FS_unlink;Module["FS_createPath"]=FS_createPath;Module["FS_createDevice"]=FS_createDevice;Module["FS_createDataFile"]=FS_createDataFile;Module["FS_createLazyFile"]=FS_createLazyFile;Module["PROXYFS"]=PROXYFS;var calledRun;dependenciesFulfilled=function runCaller(){if(!calledRun)run();if(!calledRun)dependenciesFulfilled=runCaller};function run(){if(runDependencies>0){return}preRun();if(runDependencies>0){return}function doRun(){if(calledRun)return;calledRun=true;Module["calledRun"]=true;if(ABORT)return;initRuntime();Module["onRuntimeInitialized"]?.();postRun()}if(Module["setStatus"]){Module["setStatus"]("Running...");setTimeout(()=>{setTimeout(()=>Module["setStatus"](""),1);doRun()},1)}else{doRun()}}if(Module["preInit"]){if(typeof Module["preInit"]=="function")Module["preInit"]=[Module["preInit"]];while(Module["preInit"].length>0){Module["preInit"].pop()()}}run(); /** * Emscripten resolves `localhost` to a random IP address. Let's * make it always resolve to 127.0.0.1. diff --git a/packages/php-wasm/web/public/php/jspi/php_8_0.js b/packages/php-wasm/web/public/php/jspi/php_8_0.js index 90b4d25e7b..745da4f061 100644 --- a/packages/php-wasm/web/public/php/jspi/php_8_0.js +++ b/packages/php-wasm/web/public/php/jspi/php_8_0.js @@ -1,46 +1,20 @@ import dependencyFilename from './8_0_30/php_8_0.wasm'; export { dependencyFilename }; -export const dependenciesTotalSize = 12584223; +export const dependenciesTotalSize = 12571066; export function init(RuntimeName, PHPLoader) { - /** - * Overrides Emscripten's default ExitStatus object which gets - * thrown on failure. Unfortunately, the default object is not - * a subclass of Error and does not provide any stack trace. - * - * This is a deliberate behavior on Emscripten's end to prevent - * memory leaks after the program exits. See: - * - * https://github.com/emscripten-core/emscripten/pull/9108 - * - * In case of WordPress Playground, the worker in which the PHP - * runs will typically exit after the PHP program finishes, so - * we don't have to worry about memory leaks. - * - * As for assigning to a previously undeclared ExitStatus variable here, - * the Emscripten module declares `ExitStatus` as `function ExitStatus` - * which means it gets hoisted to the top of the scope and can be - * reassigned here – before the actual declaration is reached. - * - * If that sounds weird, try this example: - * - * ExitStatus = () => { console.log("reassigned"); } - * function ExitStatus() {} - * ExitStatus(); - * // logs "reassigned" - */ - ExitStatus = class PHPExitStatus extends Error { - constructor(status) { - super(status); - this.name = "ExitStatus"; - this.message = "Program terminated with exit(" + status + ")"; - this.status = status; - } - } - // The rest of the code comes from the built php.js file and esm-suffix.js -var Module=typeof PHPLoader!="undefined"?PHPLoader:{};var ENVIRONMENT_IS_WEB=RuntimeName==="WEB";var ENVIRONMENT_IS_WORKER=RuntimeName==="WORKER";var ENVIRONMENT_IS_NODE=RuntimeName==="NODE";var moduleOverrides=Object.assign({},Module);var arguments_=[];var thisProgram="./this.program";var quit_=(status,toThrow)=>{throw toThrow};var scriptDirectory="";function locateFile(path){if(Module["locateFile"]){return Module["locateFile"](path,scriptDirectory)}return scriptDirectory+path}var read_,readAsync,readBinary;if(ENVIRONMENT_IS_WEB||ENVIRONMENT_IS_WORKER){if(ENVIRONMENT_IS_WORKER){scriptDirectory=self.location.href}else if(typeof document!="undefined"&&document.currentScript){scriptDirectory=document.currentScript.src}if(scriptDirectory.startsWith("blob:")){scriptDirectory=""}else{scriptDirectory=scriptDirectory.substr(0,scriptDirectory.replace(/[?#].*/,"").lastIndexOf("/")+1)}{read_=url=>{var xhr=new XMLHttpRequest;xhr.open("GET",url,false);xhr.send(null);return xhr.responseText};if(ENVIRONMENT_IS_WORKER){readBinary=url=>{var xhr=new XMLHttpRequest;xhr.open("GET",url,false);xhr.responseType="arraybuffer";xhr.send(null);return new Uint8Array(xhr.response)}}readAsync=(url,onload,onerror)=>{fetch(url,{credentials:"same-origin"}).then(response=>{if(response.ok){return response.arrayBuffer()}return Promise.reject(new Error(response.status+" : "+response.url))}).then(onload,onerror)}}}else{}var out=Module["print"]||console.log.bind(console);var err=Module["printErr"]||console.error.bind(console);Object.assign(Module,moduleOverrides);moduleOverrides=null;if(Module["arguments"])arguments_=Module["arguments"];if(Module["thisProgram"])thisProgram=Module["thisProgram"];if(Module["quit"])quit_=Module["quit"];var wasmBinary;if(Module["wasmBinary"])wasmBinary=Module["wasmBinary"];var wasmMemory;var ABORT=false;var EXITSTATUS;function assert(condition,text){if(!condition){abort(text)}}var HEAP8,HEAPU8,HEAP16,HEAPU16,HEAP32,HEAPU32,HEAPF32,HEAPF64;function updateMemoryViews(){var b=wasmMemory.buffer;Module["HEAP8"]=HEAP8=new Int8Array(b);Module["HEAP16"]=HEAP16=new Int16Array(b);Module["HEAPU8"]=HEAPU8=new Uint8Array(b);Module["HEAPU16"]=HEAPU16=new Uint16Array(b);Module["HEAP32"]=HEAP32=new Int32Array(b);Module["HEAPU32"]=HEAPU32=new Uint32Array(b);Module["HEAPF32"]=HEAPF32=new Float32Array(b);Module["HEAPF64"]=HEAPF64=new Float64Array(b)}var __ATPRERUN__=[];var __ATINIT__=[];var __ATEXIT__=[];var __ATPOSTRUN__=[];var runtimeInitialized=false;var runtimeExited=false;function preRun(){if(Module["preRun"]){if(typeof Module["preRun"]=="function")Module["preRun"]=[Module["preRun"]];while(Module["preRun"].length){addOnPreRun(Module["preRun"].shift())}}callRuntimeCallbacks(__ATPRERUN__)}function initRuntime(){runtimeInitialized=true;SOCKFS.root=FS.mount(SOCKFS,{},null);if(!Module["noFSInit"]&&!FS.init.initialized)FS.init();FS.ignorePermissions=false;TTY.init();PIPEFS.root=FS.mount(PIPEFS,{},null);callRuntimeCallbacks(__ATINIT__)}function exitRuntime(){___funcs_on_exit();callRuntimeCallbacks(__ATEXIT__);FS.quit();TTY.shutdown();runtimeExited=true}function postRun(){if(Module["postRun"]){if(typeof Module["postRun"]=="function")Module["postRun"]=[Module["postRun"]];while(Module["postRun"].length){addOnPostRun(Module["postRun"].shift())}}callRuntimeCallbacks(__ATPOSTRUN__)}function addOnPreRun(cb){__ATPRERUN__.unshift(cb)}function addOnInit(cb){__ATINIT__.unshift(cb)}function addOnPostRun(cb){__ATPOSTRUN__.unshift(cb)}var runDependencies=0;var runDependencyWatcher=null;var dependenciesFulfilled=null;function getUniqueRunDependency(id){return id}function addRunDependency(id){runDependencies++;Module["monitorRunDependencies"]?.(runDependencies)}function removeRunDependency(id){runDependencies--;Module["monitorRunDependencies"]?.(runDependencies);if(runDependencies==0){if(runDependencyWatcher!==null){clearInterval(runDependencyWatcher);runDependencyWatcher=null}if(dependenciesFulfilled){var callback=dependenciesFulfilled;dependenciesFulfilled=null;callback()}}}function abort(what){Module["onAbort"]?.(what);what="Aborted("+what+")";err(what);ABORT=true;EXITSTATUS=1;what+=". Build with -sASSERTIONS for more info.";if(runtimeInitialized){___trap()}var e=new WebAssembly.RuntimeError(what);throw e}var dataURIPrefix="data:application/octet-stream;base64,";var isDataURI=filename=>filename.startsWith(dataURIPrefix);function findWasmBinary(){var f=dependencyFilename;if(!isDataURI(f)){return locateFile(f)}return f}var wasmBinaryFile;function getBinarySync(file){if(file==wasmBinaryFile&&wasmBinary){return new Uint8Array(wasmBinary)}if(readBinary){return readBinary(file)}throw"both async and sync fetching of the wasm failed"}function getBinaryPromise(binaryFile){if(!wasmBinary){return new Promise((resolve,reject)=>{readAsync(binaryFile,response=>resolve(new Uint8Array(response)),error=>{try{resolve(getBinarySync(binaryFile))}catch(e){reject(e)}})})}return Promise.resolve().then(()=>getBinarySync(binaryFile))}function instantiateArrayBuffer(binaryFile,imports,receiver){return getBinaryPromise(binaryFile).then(binary=>WebAssembly.instantiate(binary,imports)).then(receiver,reason=>{err(`failed to asynchronously prepare wasm: ${reason}`);abort(reason)})}function instantiateAsync(binary,binaryFile,imports,callback){if(!binary&&typeof WebAssembly.instantiateStreaming=="function"&&!isDataURI(binaryFile)&&typeof fetch=="function"){return fetch(binaryFile,{credentials:"same-origin"}).then(response=>{var result=WebAssembly.instantiateStreaming(response,imports);return result.then(callback,function(reason){err(`wasm streaming compile failed: ${reason}`);err("falling back to ArrayBuffer instantiation");return instantiateArrayBuffer(binaryFile,imports,callback)})})}return instantiateArrayBuffer(binaryFile,imports,callback)}function getWasmImports(){Asyncify.instrumentWasmImports(wasmImports);return{env:wasmImports,wasi_snapshot_preview1:wasmImports}}function createWasm(){var info=getWasmImports();function receiveInstance(instance,module){wasmExports=instance.exports;wasmExports=Asyncify.instrumentWasmExports(wasmExports);Module["wasmExports"]=wasmExports;wasmMemory=wasmExports["memory"];updateMemoryViews();wasmTable=wasmExports["__indirect_function_table"];addOnInit(wasmExports["__wasm_call_ctors"]);removeRunDependency("wasm-instantiate");return wasmExports}addRunDependency("wasm-instantiate");function receiveInstantiationResult(result){receiveInstance(result["instance"])}if(Module["instantiateWasm"]){try{return Module["instantiateWasm"](info,receiveInstance)}catch(e){err(`Module.instantiateWasm callback failed with error: ${e}`);return false}}if(!wasmBinaryFile)wasmBinaryFile=findWasmBinary();instantiateAsync(wasmBinary,wasmBinaryFile,info,receiveInstantiationResult);return{}}var tempDouble;var tempI64;function __asyncjs__js_popen_to_file(command,mode,exitCodePtr){return Asyncify.handleAsync(async()=>{const returnCallback=resolver=>new Promise(resolver);if(!command)return 1;const cmdstr=UTF8ToString(command);if(!cmdstr.length)return 0;const modestr=UTF8ToString(mode);if(!modestr.length)return 0;if(modestr==="w"){console.error('popen($cmd, "w") is not implemented yet')}return returnCallback(async wakeUp=>{let cp;try{cp=PHPWASM.spawnProcess(cmdstr,[]);if(cp instanceof Promise){cp=await cp}}catch(e){console.error(e);if(e.code==="SPAWN_UNSUPPORTED"){return 1}throw e}const outByteArrays=[];cp.stdout.on("data",function(data){outByteArrays.push(data)});const outputPath="/tmp/popen_output";cp.on("exit",function(exitCode){const outBytes=new Uint8Array(outByteArrays.reduce((acc,curr)=>acc+curr.length,0));let offset=0;for(const byteArray of outByteArrays){outBytes.set(byteArray,offset);offset+=byteArray.length}FS.writeFile(outputPath,outBytes);HEAPU8[exitCodePtr]=exitCode;wakeUp(allocateUTF8OnStack(outputPath))})})})}__asyncjs__js_popen_to_file.sig="iiii";function __asyncjs__wasm_poll_socket(socketd,events,timeout){return Asyncify.handleAsync(async()=>{const returnCallback=resolver=>new Promise(resolver);const POLLIN=1;const POLLPRI=2;const POLLOUT=4;const POLLERR=8;const POLLHUP=16;const POLLNVAL=32;return returnCallback(wakeUp=>{const polls=[];if(socketd in PHPWASM.child_proc_by_fd){const procInfo=PHPWASM.child_proc_by_fd[socketd];if(procInfo.exited){wakeUp(0);return}polls.push(PHPWASM.awaitEvent(procInfo.stdout,"data"))}else if(FS.isSocket(FS.getStream(socketd)?.node.mode)){const sock=getSocketFromFD(socketd);if(!sock){wakeUp(0);return}const lookingFor=new Set;if(events&POLLIN||events&POLLPRI){if(sock.server){for(const client of sock.pending){if((client.recv_queue||[]).length>0){wakeUp(1);return}}}else if((sock.recv_queue||[]).length>0){wakeUp(1);return}}const webSockets=PHPWASM.getAllWebSockets(sock);if(!webSockets.length){wakeUp(0);return}for(const ws of webSockets){if(events&POLLIN||events&POLLPRI){polls.push(PHPWASM.awaitData(ws));lookingFor.add("POLLIN")}if(events&POLLOUT){polls.push(PHPWASM.awaitConnection(ws));lookingFor.add("POLLOUT")}if(events&POLLHUP){polls.push(PHPWASM.awaitClose(ws));lookingFor.add("POLLHUP")}if(events&POLLERR||events&POLLNVAL){polls.push(PHPWASM.awaitError(ws));lookingFor.add("POLLERR")}}}else{setTimeout(function(){wakeUp(1)},timeout);return}if(polls.length===0){console.warn("Unsupported poll event "+events+", defaulting to setTimeout().");setTimeout(function(){wakeUp(0)},timeout);return}const promises=polls.map(([promise])=>promise);const clearPolling=()=>polls.forEach(([,clear])=>clear());let awaken=false;let timeoutId;Promise.race(promises).then(function(results){if(!awaken){awaken=true;wakeUp(1);if(timeoutId){clearTimeout(timeoutId)}clearPolling()}});if(timeout!==-1){timeoutId=setTimeout(function(){if(!awaken){awaken=true;wakeUp(0);clearPolling()}},timeout)}})})}__asyncjs__wasm_poll_socket.sig="iiii";function __asyncjs__js_fd_read(fd,iov,iovcnt,pnum){return Asyncify.handleAsync(async()=>{const returnCallback=resolver=>new Promise(resolver);if(Asyncify?.State?.Normal===undefined||Asyncify?.state===Asyncify?.State?.Normal){var returnCode;var stream;let num=0;try{stream=SYSCALLS.getStreamFromFD(fd);const num=doReadv(stream,iov,iovcnt);HEAPU32[pnum>>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError")){throw e}if(e.errno!==6||!(stream?.fd in PHPWASM.child_proc_by_fd)){HEAPU32[pnum>>2]=0;return returnCode}}}return returnCallback(wakeUp=>{var retries=0;var interval=50;var timeout=5e3;var maxRetries=timeout/interval;function poll(){var returnCode;var stream;let num;try{stream=SYSCALLS.getStreamFromFD(fd);num=doReadv(stream,iov,iovcnt);returnCode=0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError")){console.error(e);throw e}returnCode=e.errno}const success=returnCode===0;const failure=++retries>maxRetries||!(fd in PHPWASM.child_proc_by_fd)||PHPWASM.child_proc_by_fd[fd]?.exited||FS.isClosed(stream);if(success){HEAPU32[pnum>>2]=num;wakeUp(0)}else if(failure){HEAPU32[pnum>>2]=0;wakeUp(returnCode===6?0:returnCode)}else{setTimeout(poll,interval)}}poll()})})}__asyncjs__js_fd_read.sig="iiiii";function __asyncjs__js_module_onMessage(data,response_buffer){return Asyncify.handleAsync(async()=>{if(Module["onMessage"]){const dataStr=UTF8ToString(data);return Module["onMessage"](dataStr).then(response=>{const responseBytes=typeof response==="string"?(new TextEncoder).encode(response):response;const responseSize=responseBytes.byteLength;const responsePtr=_malloc(responseSize+1);HEAPU8.set(responseBytes,responsePtr);HEAPU8[responsePtr+responseSize]=0;HEAPU8[response_buffer]=responsePtr;HEAPU8[response_buffer+1]=responsePtr>>8;HEAPU8[response_buffer+2]=responsePtr>>16;HEAPU8[response_buffer+3]=responsePtr>>24;return responseSize}).catch(e=>{console.error(e);return-1})}})}__asyncjs__js_module_onMessage.sig="iii";function ExitStatus(status){this.name="ExitStatus";this.message=`Program terminated with exit(${status})`;this.status=status}var callRuntimeCallbacks=callbacks=>{while(callbacks.length>0){callbacks.shift()(Module)}};var noExitRuntime=Module["noExitRuntime"]||false;function _SharpYuvConvert(){abort("missing function: SharpYuvConvert")}_SharpYuvConvert.stub=true;function _SharpYuvGetConversionMatrix(){abort("missing function: SharpYuvGetConversionMatrix")}_SharpYuvGetConversionMatrix.stub=true;function _SharpYuvInit(){abort("missing function: SharpYuvInit")}_SharpYuvInit.stub=true;var UTF8Decoder=typeof TextDecoder!="undefined"?new TextDecoder("utf8"):undefined;var UTF8ArrayToString=(heapOrArray,idx,maxBytesToRead)=>{var endIdx=idx+maxBytesToRead;var endPtr=idx;while(heapOrArray[endPtr]&&!(endPtr>=endIdx))++endPtr;if(endPtr-idx>16&&heapOrArray.buffer&&UTF8Decoder){return UTF8Decoder.decode(heapOrArray.subarray(idx,endPtr))}var str="";while(idx>10,56320|ch&1023)}}return str};var UTF8ToString=(ptr,maxBytesToRead)=>ptr?UTF8ArrayToString(HEAPU8,ptr,maxBytesToRead):"";Module["UTF8ToString"]=UTF8ToString;var ___assert_fail=(condition,filename,line,func)=>{abort(`Assertion failed: ${UTF8ToString(condition)}, at: `+[filename?UTF8ToString(filename):"unknown filename",line,func?UTF8ToString(func):"unknown function"])};var wasmTableMirror=[];var wasmTable;var getWasmTableEntry=funcPtr=>{var func=wasmTableMirror[funcPtr];if(!func){if(funcPtr>=wasmTableMirror.length)wasmTableMirror.length=funcPtr+1;wasmTableMirror[funcPtr]=func=wasmTable.get(funcPtr);if(Asyncify.isAsyncExport(func)){wasmTableMirror[funcPtr]=func=Asyncify.makeAsyncFunction(func)}}return func};var ___call_sighandler=(fp,sig)=>getWasmTableEntry(fp)(sig);var initRandomFill=()=>{if(typeof crypto=="object"&&typeof crypto["getRandomValues"]=="function"){return view=>crypto.getRandomValues(view)}else abort("initRandomDevice")};var randomFill=view=>(randomFill=initRandomFill())(view);var PATH={isAbs:path=>path.charAt(0)==="/",splitPath:filename=>{var splitPathRe=/^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/;return splitPathRe.exec(filename).slice(1)},normalizeArray:(parts,allowAboveRoot)=>{var up=0;for(var i=parts.length-1;i>=0;i--){var last=parts[i];if(last==="."){parts.splice(i,1)}else if(last===".."){parts.splice(i,1);up++}else if(up){parts.splice(i,1);up--}}if(allowAboveRoot){for(;up;up--){parts.unshift("..")}}return parts},normalize:path=>{var isAbsolute=PATH.isAbs(path),trailingSlash=path.substr(-1)==="/";path=PATH.normalizeArray(path.split("/").filter(p=>!!p),!isAbsolute).join("/");if(!path&&!isAbsolute){path="."}if(path&&trailingSlash){path+="/"}return(isAbsolute?"/":"")+path},dirname:path=>{var result=PATH.splitPath(path),root=result[0],dir=result[1];if(!root&&!dir){return"."}if(dir){dir=dir.substr(0,dir.length-1)}return root+dir},basename:path=>{if(path==="/")return"/";path=PATH.normalize(path);path=path.replace(/\/$/,"");var lastSlash=path.lastIndexOf("/");if(lastSlash===-1)return path;return path.substr(lastSlash+1)},join:(...paths)=>PATH.normalize(paths.join("/")),join2:(l,r)=>PATH.normalize(l+"/"+r)};var PATH_FS={resolve:(...args)=>{var resolvedPath="",resolvedAbsolute=false;for(var i=args.length-1;i>=-1&&!resolvedAbsolute;i--){var path=i>=0?args[i]:FS.cwd();if(typeof path!="string"){throw new TypeError("Arguments to path.resolve must be strings")}else if(!path){return""}resolvedPath=path+"/"+resolvedPath;resolvedAbsolute=PATH.isAbs(path)}resolvedPath=PATH.normalizeArray(resolvedPath.split("/").filter(p=>!!p),!resolvedAbsolute).join("/");return(resolvedAbsolute?"/":"")+resolvedPath||"."},relative:(from,to)=>{from=PATH_FS.resolve(from).substr(1);to=PATH_FS.resolve(to).substr(1);function trim(arr){var start=0;for(;start=0;end--){if(arr[end]!=="")break}if(start>end)return[];return arr.slice(start,end-start+1)}var fromParts=trim(from.split("/"));var toParts=trim(to.split("/"));var length=Math.min(fromParts.length,toParts.length);var samePartsLength=length;for(var i=0;i{var len=0;for(var i=0;i=55296&&c<=57343){len+=4;++i}else{len+=3}}return len};Module["lengthBytesUTF8"]=lengthBytesUTF8;var stringToUTF8Array=(str,heap,outIdx,maxBytesToWrite)=>{if(!(maxBytesToWrite>0))return 0;var startIdx=outIdx;var endIdx=outIdx+maxBytesToWrite-1;for(var i=0;i=55296&&u<=57343){var u1=str.charCodeAt(++i);u=65536+((u&1023)<<10)|u1&1023}if(u<=127){if(outIdx>=endIdx)break;heap[outIdx++]=u}else if(u<=2047){if(outIdx+1>=endIdx)break;heap[outIdx++]=192|u>>6;heap[outIdx++]=128|u&63}else if(u<=65535){if(outIdx+2>=endIdx)break;heap[outIdx++]=224|u>>12;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}else{if(outIdx+3>=endIdx)break;heap[outIdx++]=240|u>>18;heap[outIdx++]=128|u>>12&63;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}}heap[outIdx]=0;return outIdx-startIdx};function intArrayFromString(stringy,dontAddNull,length){var len=length>0?length:lengthBytesUTF8(stringy)+1;var u8array=new Array(len);var numBytesWritten=stringToUTF8Array(stringy,u8array,0,u8array.length);if(dontAddNull)u8array.length=numBytesWritten;return u8array}var FS_stdin_getChar=()=>{if(!FS_stdin_getChar_buffer.length){var result=null;if(typeof window!="undefined"&&typeof window.prompt=="function"){result=window.prompt("Input: ");if(result!==null){result+="\n"}}else{}if(!result){return null}FS_stdin_getChar_buffer=intArrayFromString(result,true)}return FS_stdin_getChar_buffer.shift()};var TTY={ttys:[],init(){},shutdown(){},register(dev,ops){TTY.ttys[dev]={input:[],output:[],ops:ops};FS.registerDevice(dev,TTY.stream_ops)},stream_ops:{open(stream){var tty=TTY.ttys[stream.node.rdev];if(!tty){throw new FS.ErrnoError(43)}stream.tty=tty;stream.seekable=false},close(stream){stream.tty.ops.fsync(stream.tty)},fsync(stream){stream.tty.ops.fsync(stream.tty)},read(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.get_char){throw new FS.ErrnoError(60)}var bytesRead=0;for(var i=0;i0){out(UTF8ArrayToString(tty.output,0));tty.output=[]}},ioctl_tcgets(tty){return{c_iflag:25856,c_oflag:5,c_cflag:191,c_lflag:35387,c_cc:[3,28,127,21,4,0,1,0,17,19,26,0,18,15,23,22,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]}},ioctl_tcsets(tty,optional_actions,data){return 0},ioctl_tiocgwinsz(tty){return[24,80]}},default_tty1_ops:{put_char(tty,val){if(val===null||val===10){err(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}},fsync(tty){if(tty.output&&tty.output.length>0){err(UTF8ArrayToString(tty.output,0));tty.output=[]}}}};var zeroMemory=(address,size)=>{HEAPU8.fill(0,address,address+size);return address};var alignMemory=(size,alignment)=>Math.ceil(size/alignment)*alignment;var mmapAlloc=size=>{size=alignMemory(size,65536);var ptr=_emscripten_builtin_memalign(65536,size);if(!ptr)return 0;return zeroMemory(ptr,size)};var MEMFS={ops_table:null,mount(mount){return MEMFS.createNode(null,"/",16384|511,0)},createNode(parent,name,mode,dev){if(FS.isBlkdev(mode)||FS.isFIFO(mode)){throw new FS.ErrnoError(63)}MEMFS.ops_table||={dir:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,lookup:MEMFS.node_ops.lookup,mknod:MEMFS.node_ops.mknod,rename:MEMFS.node_ops.rename,unlink:MEMFS.node_ops.unlink,rmdir:MEMFS.node_ops.rmdir,readdir:MEMFS.node_ops.readdir,symlink:MEMFS.node_ops.symlink},stream:{llseek:MEMFS.stream_ops.llseek}},file:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:{llseek:MEMFS.stream_ops.llseek,read:MEMFS.stream_ops.read,write:MEMFS.stream_ops.write,allocate:MEMFS.stream_ops.allocate,mmap:MEMFS.stream_ops.mmap,msync:MEMFS.stream_ops.msync}},link:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,readlink:MEMFS.node_ops.readlink},stream:{}},chrdev:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:FS.chrdev_stream_ops}};var node=FS.createNode(parent,name,mode,dev);if(FS.isDir(node.mode)){node.node_ops=MEMFS.ops_table.dir.node;node.stream_ops=MEMFS.ops_table.dir.stream;node.contents={}}else if(FS.isFile(node.mode)){node.node_ops=MEMFS.ops_table.file.node;node.stream_ops=MEMFS.ops_table.file.stream;node.usedBytes=0;node.contents=null}else if(FS.isLink(node.mode)){node.node_ops=MEMFS.ops_table.link.node;node.stream_ops=MEMFS.ops_table.link.stream}else if(FS.isChrdev(node.mode)){node.node_ops=MEMFS.ops_table.chrdev.node;node.stream_ops=MEMFS.ops_table.chrdev.stream}node.timestamp=Date.now();if(parent){parent.contents[name]=node;parent.timestamp=node.timestamp}return node},getFileDataAsTypedArray(node){if(!node.contents)return new Uint8Array(0);if(node.contents.subarray)return node.contents.subarray(0,node.usedBytes);return new Uint8Array(node.contents)},expandFileStorage(node,newCapacity){var prevCapacity=node.contents?node.contents.length:0;if(prevCapacity>=newCapacity)return;var CAPACITY_DOUBLING_MAX=1024*1024;newCapacity=Math.max(newCapacity,prevCapacity*(prevCapacity>>0);if(prevCapacity!=0)newCapacity=Math.max(newCapacity,256);var oldContents=node.contents;node.contents=new Uint8Array(newCapacity);if(node.usedBytes>0)node.contents.set(oldContents.subarray(0,node.usedBytes),0)},resizeFileStorage(node,newSize){if(node.usedBytes==newSize)return;if(newSize==0){node.contents=null;node.usedBytes=0}else{var oldContents=node.contents;node.contents=new Uint8Array(newSize);if(oldContents){node.contents.set(oldContents.subarray(0,Math.min(newSize,node.usedBytes)))}node.usedBytes=newSize}},node_ops:{getattr(node){var attr={};attr.dev=FS.isChrdev(node.mode)?node.id:1;attr.ino=node.id;attr.mode=node.mode;attr.nlink=1;attr.uid=0;attr.gid=0;attr.rdev=node.rdev;if(FS.isDir(node.mode)){attr.size=4096}else if(FS.isFile(node.mode)){attr.size=node.usedBytes}else if(FS.isLink(node.mode)){attr.size=node.link.length}else{attr.size=0}attr.atime=new Date(node.timestamp);attr.mtime=new Date(node.timestamp);attr.ctime=new Date(node.timestamp);attr.blksize=4096;attr.blocks=Math.ceil(attr.size/attr.blksize);return attr},setattr(node,attr){if(attr.mode!==undefined){node.mode=attr.mode}if(attr.timestamp!==undefined){node.timestamp=attr.timestamp}if(attr.size!==undefined){MEMFS.resizeFileStorage(node,attr.size)}},lookup(parent,name){throw FS.genericErrors[44]},mknod(parent,name,mode,dev){return MEMFS.createNode(parent,name,mode,dev)},rename(old_node,new_dir,new_name){if(FS.isDir(old_node.mode)){var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(new_node){for(var i in new_node.contents){throw new FS.ErrnoError(55)}}}delete old_node.parent.contents[old_node.name];old_node.parent.timestamp=Date.now();old_node.name=new_name;new_dir.contents[new_name]=old_node;new_dir.timestamp=old_node.parent.timestamp},unlink(parent,name){delete parent.contents[name];parent.timestamp=Date.now()},rmdir(parent,name){var node=FS.lookupNode(parent,name);for(var i in node.contents){throw new FS.ErrnoError(55)}delete parent.contents[name];parent.timestamp=Date.now()},readdir(node){var entries=[".",".."];for(var key of Object.keys(node.contents)){entries.push(key)}return entries},symlink(parent,newname,oldpath){var node=MEMFS.createNode(parent,newname,511|40960,0);node.link=oldpath;return node},readlink(node){if(!FS.isLink(node.mode)){throw new FS.ErrnoError(28)}return node.link}},stream_ops:{read(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=stream.node.usedBytes)return 0;var size=Math.min(stream.node.usedBytes-position,length);if(size>8&&contents.subarray){buffer.set(contents.subarray(position,position+size),offset)}else{for(var i=0;i0||position+length{var dep=!noRunDep?getUniqueRunDependency(`al ${url}`):"";readAsync(url,arrayBuffer=>{onload(new Uint8Array(arrayBuffer));if(dep)removeRunDependency(dep)},event=>{if(onerror){onerror()}else{throw`Loading data file "${url}" failed.`}});if(dep)addRunDependency(dep)};var FS_createDataFile=(parent,name,fileData,canRead,canWrite,canOwn)=>{FS.createDataFile(parent,name,fileData,canRead,canWrite,canOwn)};var preloadPlugins=Module["preloadPlugins"]||[];var FS_handledByPreloadPlugin=(byteArray,fullname,finish,onerror)=>{if(typeof Browser!="undefined")Browser.init();var handled=false;preloadPlugins.forEach(plugin=>{if(handled)return;if(plugin["canHandle"](fullname)){plugin["handle"](byteArray,fullname,finish,onerror);handled=true}});return handled};var FS_createPreloadedFile=(parent,name,url,canRead,canWrite,onload,onerror,dontCreateFile,canOwn,preFinish)=>{var fullname=name?PATH_FS.resolve(PATH.join2(parent,name)):parent;var dep=getUniqueRunDependency(`cp ${fullname}`);function processData(byteArray){function finish(byteArray){preFinish?.();if(!dontCreateFile){FS_createDataFile(parent,name,byteArray,canRead,canWrite,canOwn)}onload?.();removeRunDependency(dep)}if(FS_handledByPreloadPlugin(byteArray,fullname,finish,()=>{onerror?.();removeRunDependency(dep)})){return}finish(byteArray)}addRunDependency(dep);if(typeof url=="string"){asyncLoad(url,processData,onerror)}else{processData(url)}};var FS_modeStringToFlags=str=>{var flagModes={r:0,"r+":2,w:512|64|1,"w+":512|64|2,a:1024|64|1,"a+":1024|64|2};var flags=flagModes[str];if(typeof flags=="undefined"){throw new Error(`Unknown file open mode: ${str}`)}return flags};var FS_getMode=(canRead,canWrite)=>{var mode=0;if(canRead)mode|=292|73;if(canWrite)mode|=146;return mode};var ERRNO_CODES={EPERM:63,ENOENT:44,ESRCH:71,EINTR:27,EIO:29,ENXIO:60,E2BIG:1,ENOEXEC:45,EBADF:8,ECHILD:12,EAGAIN:6,EWOULDBLOCK:6,ENOMEM:48,EACCES:2,EFAULT:21,ENOTBLK:105,EBUSY:10,EEXIST:20,EXDEV:75,ENODEV:43,ENOTDIR:54,EISDIR:31,EINVAL:28,ENFILE:41,EMFILE:33,ENOTTY:59,ETXTBSY:74,EFBIG:22,ENOSPC:51,ESPIPE:70,EROFS:69,EMLINK:34,EPIPE:64,EDOM:18,ERANGE:68,ENOMSG:49,EIDRM:24,ECHRNG:106,EL2NSYNC:156,EL3HLT:107,EL3RST:108,ELNRNG:109,EUNATCH:110,ENOCSI:111,EL2HLT:112,EDEADLK:16,ENOLCK:46,EBADE:113,EBADR:114,EXFULL:115,ENOANO:104,EBADRQC:103,EBADSLT:102,EDEADLOCK:16,EBFONT:101,ENOSTR:100,ENODATA:116,ETIME:117,ENOSR:118,ENONET:119,ENOPKG:120,EREMOTE:121,ENOLINK:47,EADV:122,ESRMNT:123,ECOMM:124,EPROTO:65,EMULTIHOP:36,EDOTDOT:125,EBADMSG:9,ENOTUNIQ:126,EBADFD:127,EREMCHG:128,ELIBACC:129,ELIBBAD:130,ELIBSCN:131,ELIBMAX:132,ELIBEXEC:133,ENOSYS:52,ENOTEMPTY:55,ENAMETOOLONG:37,ELOOP:32,EOPNOTSUPP:138,EPFNOSUPPORT:139,ECONNRESET:15,ENOBUFS:42,EAFNOSUPPORT:5,EPROTOTYPE:67,ENOTSOCK:57,ENOPROTOOPT:50,ESHUTDOWN:140,ECONNREFUSED:14,EADDRINUSE:3,ECONNABORTED:13,ENETUNREACH:40,ENETDOWN:38,ETIMEDOUT:73,EHOSTDOWN:142,EHOSTUNREACH:23,EINPROGRESS:26,EALREADY:7,EDESTADDRREQ:17,EMSGSIZE:35,EPROTONOSUPPORT:66,ESOCKTNOSUPPORT:137,EADDRNOTAVAIL:4,ENETRESET:39,EISCONN:30,ENOTCONN:53,ETOOMANYREFS:141,EUSERS:136,EDQUOT:19,ESTALE:72,ENOTSUP:138,ENOMEDIUM:148,EILSEQ:25,EOVERFLOW:61,ECANCELED:11,ENOTRECOVERABLE:56,EOWNERDEAD:62,ESTRPIPE:135};var PROXYFS={mount(mount){return PROXYFS.createNode(null,"/",mount.opts.fs.lstat(mount.opts.root).mode,0)},createNode(parent,name,mode,dev){if(!FS.isDir(mode)&&!FS.isFile(mode)&&!FS.isLink(mode)){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}var node=FS.createNode(parent,name,mode);node.node_ops=PROXYFS.node_ops;node.stream_ops=PROXYFS.stream_ops;return node},realPath(node){var parts=[];while(node.parent!==node){parts.push(node.name);node=node.parent}parts.push(node.mount.opts.root);parts.reverse();return PATH.join(...parts)},node_ops:{getattr(node){var path=PROXYFS.realPath(node);var stat;try{stat=node.mount.opts.fs.lstat(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return{dev:stat.dev,ino:stat.ino,mode:stat.mode,nlink:stat.nlink,uid:stat.uid,gid:stat.gid,rdev:stat.rdev,size:stat.size,atime:stat.atime,mtime:stat.mtime,ctime:stat.ctime,blksize:stat.blksize,blocks:stat.blocks}},setattr(node,attr){var path=PROXYFS.realPath(node);try{if(attr.mode!==undefined){node.mount.opts.fs.chmod(path,attr.mode);node.mode=attr.mode}if(attr.timestamp!==undefined){var date=new Date(attr.timestamp);node.mount.opts.fs.utime(path,date,date)}if(attr.size!==undefined){node.mount.opts.fs.truncate(path,attr.size)}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},lookup(parent,name){try{var path=PATH.join2(PROXYFS.realPath(parent),name);var mode=parent.mount.opts.fs.lstat(path).mode;var node=PROXYFS.createNode(parent,name,mode);return node}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},mknod(parent,name,mode,dev){var node=PROXYFS.createNode(parent,name,mode,dev);var path=PROXYFS.realPath(node);try{if(FS.isDir(node.mode)){node.mount.opts.fs.mkdir(path,node.mode)}else{node.mount.opts.fs.writeFile(path,"",{mode:node.mode})}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return node},rename(oldNode,newDir,newName){var oldPath=PROXYFS.realPath(oldNode);var newPath=PATH.join2(PROXYFS.realPath(newDir),newName);try{oldNode.mount.opts.fs.rename(oldPath,newPath);oldNode.name=newName}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},unlink(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.unlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},rmdir(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.rmdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readdir(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},symlink(parent,newName,oldPath){var newPath=PATH.join2(PROXYFS.realPath(parent),newName);try{parent.mount.opts.fs.symlink(oldPath,newPath)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readlink(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}}},stream_ops:{open(stream){var path=PROXYFS.realPath(stream.node);try{stream.nfd=stream.node.mount.opts.fs.open(path,stream.flags)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},close(stream){try{stream.node.mount.opts.fs.close(stream.nfd)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},read(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.read(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},write(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.write(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},llseek(stream,offset,whence){var position=offset;if(whence===1){position+=stream.position}else if(whence===2){if(FS.isFile(stream.node.mode)){try{var stat=stream.node.node_ops.getattr(stream.node);position+=stat.size}catch(e){throw new FS.ErrnoError(ERRNO_CODES[e.code])}}}if(position<0){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}return position}}};var FS={root:null,mounts:[],devices:{},streams:[],nextInode:1,nameTable:null,currentPath:"/",initialized:false,ignorePermissions:true,ErrnoError:class{constructor(errno){this.name="ErrnoError";this.errno=errno}},genericErrors:{},filesystems:null,syncFSRequests:0,FSStream:class{constructor(){this.shared={}}get object(){return this.node}set object(val){this.node=val}get isRead(){return(this.flags&2097155)!==1}get isWrite(){return(this.flags&2097155)!==0}get isAppend(){return this.flags&1024}get flags(){return this.shared.flags}set flags(val){this.shared.flags=val}get position(){return this.shared.position}set position(val){this.shared.position=val}},FSNode:class{constructor(parent,name,mode,rdev){if(!parent){parent=this}this.parent=parent;this.mount=parent.mount;this.mounted=null;this.id=FS.nextInode++;this.name=name;this.mode=mode;this.node_ops={};this.stream_ops={};this.rdev=rdev;this.readMode=292|73;this.writeMode=146}get read(){return(this.mode&this.readMode)===this.readMode}set read(val){val?this.mode|=this.readMode:this.mode&=~this.readMode}get write(){return(this.mode&this.writeMode)===this.writeMode}set write(val){val?this.mode|=this.writeMode:this.mode&=~this.writeMode}get isFolder(){return FS.isDir(this.mode)}get isDevice(){return FS.isChrdev(this.mode)}},lookupPath(path,opts={}){path=PATH_FS.resolve(path);if(!path)return{path:"",node:null};var defaults={follow_mount:true,recurse_count:0};opts=Object.assign(defaults,opts);if(opts.recurse_count>8){throw new FS.ErrnoError(32)}var parts=path.split("/").filter(p=>!!p);var current=FS.root;var current_path="/";for(var i=0;i40){throw new FS.ErrnoError(32)}}}}return{path:current_path,node:current}},getPath(node){var path;while(true){if(FS.isRoot(node)){var mount=node.mount.mountpoint;if(!path)return mount;return mount[mount.length-1]!=="/"?`${mount}/${path}`:mount+path}path=path?`${node.name}/${path}`:node.name;node=node.parent}},hashName(parentid,name){var hash=0;for(var i=0;i>>0)%FS.nameTable.length},hashAddNode(node){var hash=FS.hashName(node.parent.id,node.name);node.name_next=FS.nameTable[hash];FS.nameTable[hash]=node},hashRemoveNode(node){var hash=FS.hashName(node.parent.id,node.name);if(FS.nameTable[hash]===node){FS.nameTable[hash]=node.name_next}else{var current=FS.nameTable[hash];while(current){if(current.name_next===node){current.name_next=node.name_next;break}current=current.name_next}}},lookupNode(parent,name){var errCode=FS.mayLookup(parent);if(errCode){throw new FS.ErrnoError(errCode)}var hash=FS.hashName(parent.id,name);for(var node=FS.nameTable[hash];node;node=node.name_next){var nodeName=node.name;if(node.parent.id===parent.id&&nodeName===name){return node}}return FS.lookup(parent,name)},createNode(parent,name,mode,rdev){var node=new FS.FSNode(parent,name,mode,rdev);FS.hashAddNode(node);return node},destroyNode(node){FS.hashRemoveNode(node)},isRoot(node){return node===node.parent},isMountpoint(node){return!!node.mounted},isFile(mode){return(mode&61440)===32768},isDir(mode){return(mode&61440)===16384},isLink(mode){return(mode&61440)===40960},isChrdev(mode){return(mode&61440)===8192},isBlkdev(mode){return(mode&61440)===24576},isFIFO(mode){return(mode&61440)===4096},isSocket(mode){return(mode&49152)===49152},flagsToPermissionString(flag){var perms=["r","w","rw"][flag&3];if(flag&512){perms+="w"}return perms},nodePermissions(node,perms){if(FS.ignorePermissions){return 0}if(perms.includes("r")&&!(node.mode&292)){return 2}else if(perms.includes("w")&&!(node.mode&146)){return 2}else if(perms.includes("x")&&!(node.mode&73)){return 2}return 0},mayLookup(dir){if(!FS.isDir(dir.mode))return 54;var errCode=FS.nodePermissions(dir,"x");if(errCode)return errCode;if(!dir.node_ops.lookup)return 2;return 0},mayCreate(dir,name){try{var node=FS.lookupNode(dir,name);return 20}catch(e){}return FS.nodePermissions(dir,"wx")},mayDelete(dir,name,isdir){var node;try{node=FS.lookupNode(dir,name)}catch(e){return e.errno}var errCode=FS.nodePermissions(dir,"wx");if(errCode){return errCode}if(isdir){if(!FS.isDir(node.mode)){return 54}if(FS.isRoot(node)||FS.getPath(node)===FS.cwd()){return 10}}else{if(FS.isDir(node.mode)){return 31}}return 0},mayOpen(node,flags){if(!node){return 44}if(FS.isLink(node.mode)){return 32}else if(FS.isDir(node.mode)){if(FS.flagsToPermissionString(flags)!=="r"||flags&512){return 31}}return FS.nodePermissions(node,FS.flagsToPermissionString(flags))},MAX_OPEN_FDS:4096,nextfd(){for(var fd=0;fd<=FS.MAX_OPEN_FDS;fd++){if(!FS.streams[fd]){return fd}}throw new FS.ErrnoError(33)},getStreamChecked(fd){var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}return stream},getStream:fd=>FS.streams[fd],createStream(stream,fd=-1){stream=Object.assign(new FS.FSStream,stream);if(fd==-1){fd=FS.nextfd()}stream.fd=fd;FS.streams[fd]=stream;return stream},closeStream(fd){FS.streams[fd]=null},dupStream(origStream,fd=-1){var stream=FS.createStream(origStream,fd);stream.stream_ops?.dup?.(stream);return stream},chrdev_stream_ops:{open(stream){var device=FS.getDevice(stream.node.rdev);stream.stream_ops=device.stream_ops;stream.stream_ops.open?.(stream)},llseek(){throw new FS.ErrnoError(70)}},major:dev=>dev>>8,minor:dev=>dev&255,makedev:(ma,mi)=>ma<<8|mi,registerDevice(dev,ops){FS.devices[dev]={stream_ops:ops}},getDevice:dev=>FS.devices[dev],getMounts(mount){var mounts=[];var check=[mount];while(check.length){var m=check.pop();mounts.push(m);check.push(...m.mounts)}return mounts},syncfs(populate,callback){if(typeof populate=="function"){callback=populate;populate=false}FS.syncFSRequests++;if(FS.syncFSRequests>1){err(`warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work`)}var mounts=FS.getMounts(FS.root.mount);var completed=0;function doCallback(errCode){FS.syncFSRequests--;return callback(errCode)}function done(errCode){if(errCode){if(!done.errored){done.errored=true;return doCallback(errCode)}return}if(++completed>=mounts.length){doCallback(null)}}mounts.forEach(mount=>{if(!mount.type.syncfs){return done(null)}mount.type.syncfs(mount,populate,done)})},mount(type,opts,mountpoint){var root=mountpoint==="/";var pseudo=!mountpoint;var node;if(root&&FS.root){throw new FS.ErrnoError(10)}else if(!root&&!pseudo){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});mountpoint=lookup.path;node=lookup.node;if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}if(!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}}var mount={type:type,opts:opts,mountpoint:mountpoint,mounts:[]};var mountRoot=type.mount(mount);mountRoot.mount=mount;mount.root=mountRoot;if(root){FS.root=mountRoot}else if(node){node.mounted=mount;if(node.mount){node.mount.mounts.push(mount)}}return mountRoot},unmount(mountpoint){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});if(!FS.isMountpoint(lookup.node)){throw new FS.ErrnoError(28)}var node=lookup.node;var mount=node.mounted;var mounts=FS.getMounts(mount);Object.keys(FS.nameTable).forEach(hash=>{var current=FS.nameTable[hash];while(current){var next=current.name_next;if(mounts.includes(current.mount)){FS.destroyNode(current)}current=next}});node.mounted=null;var idx=node.mount.mounts.indexOf(mount);node.mount.mounts.splice(idx,1)},lookup(parent,name){return parent.node_ops.lookup(parent,name)},mknod(path,mode,dev){var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);if(!name||name==="."||name===".."){throw new FS.ErrnoError(28)}var errCode=FS.mayCreate(parent,name);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.mknod){throw new FS.ErrnoError(63)}return parent.node_ops.mknod(parent,name,mode,dev)},create(path,mode){mode=mode!==undefined?mode:438;mode&=4095;mode|=32768;return FS.mknod(path,mode,0)},mkdir(path,mode){mode=mode!==undefined?mode:511;mode&=511|512;mode|=16384;return FS.mknod(path,mode,0)},mkdirTree(path,mode){var dirs=path.split("/");var d="";for(var i=0;iFS.currentPath,chdir(path){var lookup=FS.lookupPath(path,{follow:true});if(lookup.node===null){throw new FS.ErrnoError(44)}if(!FS.isDir(lookup.node.mode)){throw new FS.ErrnoError(54)}var errCode=FS.nodePermissions(lookup.node,"x");if(errCode){throw new FS.ErrnoError(errCode)}FS.currentPath=lookup.path},createDefaultDirectories(){FS.mkdir("/tmp");FS.mkdir("/home");FS.mkdir("/home/web_user")},createDefaultDevices(){FS.mkdir("/dev");FS.registerDevice(FS.makedev(1,3),{read:()=>0,write:(stream,buffer,offset,length,pos)=>length});FS.mkdev("/dev/null",FS.makedev(1,3));TTY.register(FS.makedev(5,0),TTY.default_tty_ops);TTY.register(FS.makedev(6,0),TTY.default_tty1_ops);FS.mkdev("/dev/tty",FS.makedev(5,0));FS.mkdev("/dev/tty1",FS.makedev(6,0));var randomBuffer=new Uint8Array(1024),randomLeft=0;var randomByte=()=>{if(randomLeft===0){randomLeft=randomFill(randomBuffer).byteLength}return randomBuffer[--randomLeft]};FS.createDevice("/dev","random",randomByte);FS.createDevice("/dev","urandom",randomByte);FS.mkdir("/dev/shm");FS.mkdir("/dev/shm/tmp")},createSpecialDirectories(){FS.mkdir("/proc");var proc_self=FS.mkdir("/proc/self");FS.mkdir("/proc/self/fd");FS.mount({mount(){var node=FS.createNode(proc_self,"fd",16384|511,73);node.node_ops={lookup(parent,name){var fd=+name;var stream=FS.getStreamChecked(fd);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}};return node}},{},"/proc/self/fd")},createStandardStreams(){if(Module["stdin"]){FS.createDevice("/dev","stdin",Module["stdin"])}else{FS.symlink("/dev/tty","/dev/stdin")}if(Module["stdout"]){FS.createDevice("/dev","stdout",null,Module["stdout"])}else{FS.symlink("/dev/tty","/dev/stdout")}if(Module["stderr"]){FS.createDevice("/dev","stderr",null,Module["stderr"])}else{FS.symlink("/dev/tty1","/dev/stderr")}var stdin=FS.open("/dev/stdin",0);var stdout=FS.open("/dev/stdout",1);var stderr=FS.open("/dev/stderr",1)},staticInit(){[44].forEach(code=>{FS.genericErrors[code]=new FS.ErrnoError(code);FS.genericErrors[code].stack=""});FS.nameTable=new Array(4096);FS.mount(MEMFS,{},"/");FS.createDefaultDirectories();FS.createDefaultDevices();FS.createSpecialDirectories();FS.filesystems={MEMFS:MEMFS,PROXYFS:PROXYFS}},init(input,output,error){FS.init.initialized=true;Module["stdin"]=input||Module["stdin"];Module["stdout"]=output||Module["stdout"];Module["stderr"]=error||Module["stderr"];FS.createStandardStreams()},quit(){FS.init.initialized=false;_fflush(0);for(var i=0;ithis.length-1||idx<0){return undefined}var chunkOffset=idx%this.chunkSize;var chunkNum=idx/this.chunkSize|0;return this.getter(chunkNum)[chunkOffset]}setDataGetter(getter){this.getter=getter}cacheLength(){var xhr=new XMLHttpRequest;xhr.open("HEAD",url,false);xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);var datalength=Number(xhr.getResponseHeader("Content-length"));var header;var hasByteServing=(header=xhr.getResponseHeader("Accept-Ranges"))&&header==="bytes";var usesGzip=(header=xhr.getResponseHeader("Content-Encoding"))&&header==="gzip";var chunkSize=1024*1024;if(!hasByteServing)chunkSize=datalength;var doXHR=(from,to)=>{if(from>to)throw new Error("invalid range ("+from+", "+to+") or no bytes requested!");if(to>datalength-1)throw new Error("only "+datalength+" bytes available! programmer error!");var xhr=new XMLHttpRequest;xhr.open("GET",url,false);if(datalength!==chunkSize)xhr.setRequestHeader("Range","bytes="+from+"-"+to);xhr.responseType="arraybuffer";if(xhr.overrideMimeType){xhr.overrideMimeType("text/plain; charset=x-user-defined")}xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);if(xhr.response!==undefined){return new Uint8Array(xhr.response||[])}return intArrayFromString(xhr.responseText||"",true)};var lazyArray=this;lazyArray.setDataGetter(chunkNum=>{var start=chunkNum*chunkSize;var end=(chunkNum+1)*chunkSize-1;end=Math.min(end,datalength-1);if(typeof lazyArray.chunks[chunkNum]=="undefined"){lazyArray.chunks[chunkNum]=doXHR(start,end)}if(typeof lazyArray.chunks[chunkNum]=="undefined")throw new Error("doXHR failed!");return lazyArray.chunks[chunkNum]});if(usesGzip||!datalength){chunkSize=datalength=1;datalength=this.getter(0).length;chunkSize=datalength;out("LazyFiles on gzip forces download of the whole file when length is accessed")}this._length=datalength;this._chunkSize=chunkSize;this.lengthKnown=true}get length(){if(!this.lengthKnown){this.cacheLength()}return this._length}get chunkSize(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}}if(typeof XMLHttpRequest!="undefined"){if(!ENVIRONMENT_IS_WORKER)throw"Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc";var lazyArray=new LazyUint8Array;var properties={isDevice:false,contents:lazyArray}}else{var properties={isDevice:false,url:url}}var node=FS.createFile(parent,name,properties,canRead,canWrite);if(properties.contents){node.contents=properties.contents}else if(properties.url){node.contents=null;node.url=properties.url}Object.defineProperties(node,{usedBytes:{get:function(){return this.contents.length}}});var stream_ops={};var keys=Object.keys(node.stream_ops);keys.forEach(key=>{var fn=node.stream_ops[key];stream_ops[key]=(...args)=>{FS.forceLoadFile(node);return fn(...args)}});function writeChunks(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=contents.length)return 0;var size=Math.min(contents.length-position,length);if(contents.slice){for(var i=0;i{FS.forceLoadFile(node);return writeChunks(stream,buffer,offset,length,position)};stream_ops.mmap=(stream,length,position,prot,flags)=>{FS.forceLoadFile(node);var ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}writeChunks(stream,HEAP8,ptr,length,position);return{ptr:ptr,allocated:true}};node.stream_ops=stream_ops;return node}};Module["FS"]=FS;var SOCKFS={mount(mount){Module["websocket"]=Module["websocket"]&&"object"===typeof Module["websocket"]?Module["websocket"]:{};Module["websocket"]._callbacks={};Module["websocket"]["on"]=function(event,callback){if("function"===typeof callback){this._callbacks[event]=callback}return this};Module["websocket"].emit=function(event,param){if("function"===typeof this._callbacks[event]){this._callbacks[event].call(this,param)}};return FS.createNode(null,"/",16384|511,0)},createSocket(family,type,protocol){type&=~526336;var streaming=type==1;if(streaming&&protocol&&protocol!=6){throw new FS.ErrnoError(66)}var sock={family:family,type:type,protocol:protocol,server:null,error:null,peers:{},pending:[],recv_queue:[],sock_ops:SOCKFS.websocket_sock_ops};var name=SOCKFS.nextname();var node=FS.createNode(SOCKFS.root,name,49152,0);node.sock=sock;var stream=FS.createStream({path:name,node:node,flags:2,seekable:false,stream_ops:SOCKFS.stream_ops});sock.stream=stream;return sock},getSocket(fd){var stream=FS.getStream(fd);if(!stream||!FS.isSocket(stream.node.mode)){return null}return stream.node.sock},stream_ops:{poll(stream){var sock=stream.node.sock;return sock.sock_ops.poll(sock)},ioctl(stream,request,varargs){var sock=stream.node.sock;return sock.sock_ops.ioctl(sock,request,varargs)},read(stream,buffer,offset,length,position){var sock=stream.node.sock;var msg=sock.sock_ops.recvmsg(sock,length);if(!msg){return 0}buffer.set(msg.buffer,offset);return msg.buffer.length},write(stream,buffer,offset,length,position){var sock=stream.node.sock;return sock.sock_ops.sendmsg(sock,buffer,offset,length)},close(stream){var sock=stream.node.sock;sock.sock_ops.close(sock)}},nextname(){if(!SOCKFS.nextname.current){SOCKFS.nextname.current=0}return"socket["+SOCKFS.nextname.current+++"]"},websocket_sock_ops:{createPeer(sock,addr,port){var ws;if(typeof addr=="object"){ws=addr;addr=null;port=null}if(ws){if(ws._socket){addr=ws._socket.remoteAddress;port=ws._socket.remotePort}else{var result=/ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url);if(!result){throw new Error("WebSocket URL must be in the format ws(s)://address:port")}addr=result[1];port=parseInt(result[2],10)}}else{try{var runtimeConfig=Module["websocket"]&&"object"===typeof Module["websocket"];var url="ws:#".replace("#","//");if(runtimeConfig){if("function"===typeof Module["websocket"]["url"]) { -url = Module["websocket"]["url"](...arguments); -}else if ("string" === typeof Module["websocket"]["url"]){url=Module["websocket"]["url"]}}if(url==="ws://"||url==="wss://"){var parts=addr.split("/");url=url+parts[0]+":"+port+"/"+parts.slice(1).join("/")}var subProtocols="binary";if(runtimeConfig){if("string"===typeof Module["websocket"]["subprotocol"]){subProtocols=Module["websocket"]["subprotocol"]}}var opts=undefined;if(subProtocols!=="null"){subProtocols=subProtocols.replace(/^ +| +$/g,"").split(/ *, */);opts=subProtocols}if(runtimeConfig&&null===Module["websocket"]["subprotocol"]){subProtocols="null";opts=undefined}var WebSocketConstructor;{WebSocketConstructor=WebSocket}if (Module['websocket']['decorator']) {WebSocketConstructor = Module['websocket']['decorator'](WebSocketConstructor);}ws = new WebSocketConstructor(url,opts);ws.binaryType="arraybuffer"}catch(e){throw new FS.ErrnoError(23)}}var peer={addr:addr,port:port,socket:ws,dgram_send_queue:[]};SOCKFS.websocket_sock_ops.addPeer(sock,peer);SOCKFS.websocket_sock_ops.handlePeerEvents(sock,peer);if(sock.type===2&&typeof sock.sport!="undefined"){peer.dgram_send_queue.push(new Uint8Array([255,255,255,255,"p".charCodeAt(0),"o".charCodeAt(0),"r".charCodeAt(0),"t".charCodeAt(0),(sock.sport&65280)>>8,sock.sport&255]))}return peer},getPeer(sock,addr,port){return sock.peers[addr+":"+port]},addPeer(sock,peer){sock.peers[peer.addr+":"+peer.port]=peer},removePeer(sock,peer){delete sock.peers[peer.addr+":"+peer.port]},handlePeerEvents(sock,peer){var first=true;var handleOpen=function(){Module["websocket"].emit("open",sock.stream.fd);try{var queued=peer.dgram_send_queue.shift();while(queued){peer.socket.send(queued);queued=peer.dgram_send_queue.shift()}}catch(e){peer.socket.close()}};function handleMessage(data){if(typeof data=="string"){var encoder=new TextEncoder;data=encoder.encode(data)}else{assert(data.byteLength!==undefined);if(data.byteLength==0){return}data=new Uint8Array(data)}var wasfirst=first;first=false;if(wasfirst&&data.length===10&&data[0]===255&&data[1]===255&&data[2]===255&&data[3]===255&&data[4]==="p".charCodeAt(0)&&data[5]==="o".charCodeAt(0)&&data[6]==="r".charCodeAt(0)&&data[7]==="t".charCodeAt(0)){var newport=data[8]<<8|data[9];SOCKFS.websocket_sock_ops.removePeer(sock,peer);peer.port=newport;SOCKFS.websocket_sock_ops.addPeer(sock,peer);return}sock.recv_queue.push({addr:peer.addr,port:peer.port,data:data});Module["websocket"].emit("message",sock.stream.fd)}if(ENVIRONMENT_IS_NODE){peer.socket.on("open",handleOpen);peer.socket.on("message",function(data,isBinary){if(!isBinary){return}handleMessage(new Uint8Array(data).buffer)});peer.socket.on("close",function(){Module["websocket"].emit("close",sock.stream.fd)});peer.socket.on("error",function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])})}else{peer.socket.onopen=handleOpen;peer.socket.onclose=function(){Module["websocket"].emit("close",sock.stream.fd)};peer.socket.onmessage=function peer_socket_onmessage(event){handleMessage(event.data)};peer.socket.onerror=function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])}}},poll(sock){if(sock.type===1&&sock.server){return sock.pending.length?64|1:0}var mask=0;var dest=sock.type===1?SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport):null;if(sock.recv_queue.length||!dest||dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=64|1}if(!dest||dest&&dest.socket.readyState===dest.socket.OPEN){mask|=4}if(dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=16}return mask},ioctl(sock,request,arg){switch(request){case 21531:var bytes=0;if(sock.recv_queue.length){bytes=sock.recv_queue[0].data.length}HEAP32[arg>>2]=bytes;return 0;default:return 28}},close(sock){if(sock.server){try{sock.server.close()}catch(e){}sock.server=null}var peers=Object.keys(sock.peers);for(var i=0;i{var socket=SOCKFS.getSocket(fd);if(!socket)throw new FS.ErrnoError(8);return socket};var inetPton4=str=>{var b=str.split(".");for(var i=0;i<4;i++){var tmp=Number(b[i]);if(isNaN(tmp))return null;b[i]=tmp}return(b[0]|b[1]<<8|b[2]<<16|b[3]<<24)>>>0};var jstoi_q=str=>parseInt(str);var inetPton6=str=>{var words;var w,offset,z;var valid6regx=/^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i;var parts=[];if(!valid6regx.test(str)){return null}if(str==="::"){return[0,0,0,0,0,0,0,0]}if(str.startsWith("::")){str=str.replace("::","Z:")}else{str=str.replace("::",":Z:")}if(str.indexOf(".")>0){str=str.replace(new RegExp("[.]","g"),":");words=str.split(":");words[words.length-4]=jstoi_q(words[words.length-4])+jstoi_q(words[words.length-3])*256;words[words.length-3]=jstoi_q(words[words.length-2])+jstoi_q(words[words.length-1])*256;words=words.slice(0,words.length-2)}else{words=str.split(":")}offset=0;z=0;for(w=0;w{switch(family){case 2:addr=inetPton4(addr);zeroMemory(sa,16);if(addrlen){HEAP32[addrlen>>2]=16}HEAP16[sa>>1]=family;HEAP32[sa+4>>2]=addr;HEAP16[sa+2>>1]=_htons(port);break;case 10:addr=inetPton6(addr);zeroMemory(sa,28);if(addrlen){HEAP32[addrlen>>2]=28}HEAP32[sa>>2]=family;HEAP32[sa+8>>2]=addr[0];HEAP32[sa+12>>2]=addr[1];HEAP32[sa+16>>2]=addr[2];HEAP32[sa+20>>2]=addr[3];HEAP16[sa+2>>1]=_htons(port);break;default:return 5}return 0};var DNS={address_map:{id:1,addrs:{},names:{}},lookup_name(name){var res=inetPton4(name);if(res!==null){return name}res=inetPton6(name);if(res!==null){return name}var addr;if(DNS.address_map.addrs[name]){addr=DNS.address_map.addrs[name]}else{var id=DNS.address_map.id++;assert(id<65535,"exceeded max address mappings of 65535");addr="172.29."+(id&255)+"."+(id&65280);DNS.address_map.names[addr]=name;DNS.address_map.addrs[name]=addr}return addr},lookup_addr(addr){if(DNS.address_map.names[addr]){return DNS.address_map.names[addr]}return null}};function ___syscall_accept4(fd,addr,addrlen,flags,d1,d2){try{var sock=getSocketFromFD(fd);var newsock=sock.sock_ops.accept(sock);if(addr){var errno=writeSockaddr(addr,newsock.family,DNS.lookup_name(newsock.daddr),newsock.dport,addrlen)}return newsock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var inetNtop4=addr=>(addr&255)+"."+(addr>>8&255)+"."+(addr>>16&255)+"."+(addr>>24&255);var inetNtop6=ints=>{var str="";var word=0;var longest=0;var lastzero=0;var zstart=0;var len=0;var i=0;var parts=[ints[0]&65535,ints[0]>>16,ints[1]&65535,ints[1]>>16,ints[2]&65535,ints[2]>>16,ints[3]&65535,ints[3]>>16];var hasipv4=true;var v4part="";for(i=0;i<5;i++){if(parts[i]!==0){hasipv4=false;break}}if(hasipv4){v4part=inetNtop4(parts[6]|parts[7]<<16);if(parts[5]===-1){str="::ffff:";str+=v4part;return str}if(parts[5]===0){str="::";if(v4part==="0.0.0.0")v4part="";if(v4part==="0.0.0.1")v4part="1";str+=v4part;return str}}for(word=0;word<8;word++){if(parts[word]===0){if(word-lastzero>1){len=0}lastzero=word;len++}if(len>longest){longest=len;zstart=word-longest+1}}for(word=0;word<8;word++){if(longest>1){if(parts[word]===0&&word>=zstart&&word{var family=HEAP16[sa>>1];var port=_ntohs(HEAPU16[sa+2>>1]);var addr;switch(family){case 2:if(salen!==16){return{errno:28}}addr=HEAP32[sa+4>>2];addr=inetNtop4(addr);break;case 10:if(salen!==28){return{errno:28}}addr=[HEAP32[sa+8>>2],HEAP32[sa+12>>2],HEAP32[sa+16>>2],HEAP32[sa+20>>2]];addr=inetNtop6(addr);break;default:return{errno:5}}return{family:family,addr:addr,port:port}};var getSocketAddress=(addrp,addrlen,allowNull)=>{if(allowNull&&addrp===0)return null;var info=readSockaddr(addrp,addrlen);if(info.errno)throw new FS.ErrnoError(info.errno);info.addr=DNS.lookup_addr(info.addr)||info.addr;return info};function ___syscall_bind(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.bind(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var SYSCALLS={DEFAULT_POLLMASK:5,calculateAt(dirfd,path,allowEmpty){if(PATH.isAbs(path)){return path}var dir;if(dirfd===-100){dir=FS.cwd()}else{var dirstream=SYSCALLS.getStreamFromFD(dirfd);dir=dirstream.path}if(path.length==0){if(!allowEmpty){throw new FS.ErrnoError(44)}return dir}return PATH.join2(dir,path)},doStat(func,path,buf){var stat=func(path);HEAP32[buf>>2]=stat.dev;HEAP32[buf+4>>2]=stat.mode;HEAPU32[buf+8>>2]=stat.nlink;HEAP32[buf+12>>2]=stat.uid;HEAP32[buf+16>>2]=stat.gid;HEAP32[buf+20>>2]=stat.rdev;tempI64=[stat.size>>>0,(tempDouble=stat.size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+24>>2]=tempI64[0],HEAP32[buf+28>>2]=tempI64[1];HEAP32[buf+32>>2]=4096;HEAP32[buf+36>>2]=stat.blocks;var atime=stat.atime.getTime();var mtime=stat.mtime.getTime();var ctime=stat.ctime.getTime();tempI64=[Math.floor(atime/1e3)>>>0,(tempDouble=Math.floor(atime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+40>>2]=tempI64[0],HEAP32[buf+44>>2]=tempI64[1];HEAPU32[buf+48>>2]=atime%1e3*1e3;tempI64=[Math.floor(mtime/1e3)>>>0,(tempDouble=Math.floor(mtime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+56>>2]=tempI64[0],HEAP32[buf+60>>2]=tempI64[1];HEAPU32[buf+64>>2]=mtime%1e3*1e3;tempI64=[Math.floor(ctime/1e3)>>>0,(tempDouble=Math.floor(ctime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+72>>2]=tempI64[0],HEAP32[buf+76>>2]=tempI64[1];HEAPU32[buf+80>>2]=ctime%1e3*1e3;tempI64=[stat.ino>>>0,(tempDouble=stat.ino,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+88>>2]=tempI64[0],HEAP32[buf+92>>2]=tempI64[1];return 0},doMsync(addr,stream,len,flags,offset){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}if(flags&2){return 0}var buffer=HEAPU8.slice(addr,addr+len);FS.msync(stream,buffer,offset,len,flags)},getStreamFromFD(fd){var stream=FS.getStreamChecked(fd);return stream},varargs:undefined,getStr(ptr){var ret=UTF8ToString(ptr);return ret}};function ___syscall_chdir(path){try{path=SYSCALLS.getStr(path);FS.chdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_chmod(path,mode){try{path=SYSCALLS.getStr(path);FS.chmod(path,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_connect(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.connect(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup(fd){try{var old=SYSCALLS.getStreamFromFD(fd);return FS.dupStream(old).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup3(fd,newfd,flags){try{var old=SYSCALLS.getStreamFromFD(fd);if(old.fd===newfd)return-28;var existing=FS.getStream(newfd);if(existing)FS.close(existing);return FS.dupStream(old,newfd).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_faccessat(dirfd,path,amode,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(amode&~7){return-28}var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;if(!node){return-44}var perms="";if(amode&4)perms+="r";if(amode&2)perms+="w";if(amode&1)perms+="x";if(perms&&FS.nodePermissions(node,perms)){return-2}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var convertI32PairToI53Checked=(lo,hi)=>hi+2097152>>>0<4194305-!!lo?(lo>>>0)+hi*4294967296:NaN;function ___syscall_fallocate(fd,mode,offset_low,offset_high,len_low,len_high){var offset=convertI32PairToI53Checked(offset_low,offset_high);var len=convertI32PairToI53Checked(len_low,len_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);FS.allocate(stream,offset,len);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchmod(fd,mode){try{FS.fchmod(fd,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchown32(fd,owner,group){try{FS.fchown(fd,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchownat(dirfd,path,owner,group,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;flags=flags&~256;path=SYSCALLS.calculateAt(dirfd,path);(nofollow?FS.lchown:FS.chown)(path,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function syscallGetVarargI(){var ret=HEAP32[+SYSCALLS.varargs>>2];SYSCALLS.varargs+=4;return ret}var syscallGetVarargP=syscallGetVarargI;function ___syscall_fcntl64(fd,cmd,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(cmd){case 0:{var arg=syscallGetVarargI();if(arg<0){return-28}while(FS.streams[arg]){arg++}var newStream;newStream=FS.dupStream(stream,arg);return newStream.fd}case 1:case 2:return 0;case 3:return stream.flags;case 4:{var arg=syscallGetVarargI();stream.flags|=arg;return 0}case 12:{var arg=syscallGetVarargP();var offset=0;HEAP16[arg+offset>>1]=2;return 0}case 13:case 14:return 0}return-28}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fdatasync(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fstat64(fd,buf){try{var stream=SYSCALLS.getStreamFromFD(fd);return SYSCALLS.doStat(FS.stat,stream.path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_ftruncate64(fd,length_low,length_high){var length=convertI32PairToI53Checked(length_low,length_high);try{if(isNaN(length))return 61;FS.ftruncate(fd,length);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var stringToUTF8=(str,outPtr,maxBytesToWrite)=>stringToUTF8Array(str,HEAPU8,outPtr,maxBytesToWrite);Module["stringToUTF8"]=stringToUTF8;function ___syscall_getcwd(buf,size){try{if(size===0)return-28;var cwd=FS.cwd();var cwdLengthInBytes=lengthBytesUTF8(cwd)+1;if(size>>0,(tempDouble=id,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos>>2]=tempI64[0],HEAP32[dirp+pos+4>>2]=tempI64[1];tempI64=[(idx+1)*struct_size>>>0,(tempDouble=(idx+1)*struct_size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos+8>>2]=tempI64[0],HEAP32[dirp+pos+12>>2]=tempI64[1];HEAP16[dirp+pos+16>>1]=280;HEAP8[dirp+pos+18]=type;stringToUTF8(name,dirp+pos+19,256);pos+=struct_size;idx+=1}FS.llseek(stream,idx*struct_size,0);return pos}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getpeername(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);if(!sock.daddr){return-53}var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.daddr),sock.dport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockname(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.saddr||"0.0.0.0"),sock.sport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockopt(fd,level,optname,optval,optlen,d1){try{var sock=getSocketFromFD(fd);if(level===1){if(optname===4){HEAP32[optval>>2]=sock.error;HEAP32[optlen>>2]=4;sock.error=null;return 0}}return-50}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_ioctl(fd,op,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(op){case 21509:{if(!stream.tty)return-59;return 0}case 21505:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcgets){var termios=stream.tty.ops.ioctl_tcgets(stream);var argp=syscallGetVarargP();HEAP32[argp>>2]=termios.c_iflag||0;HEAP32[argp+4>>2]=termios.c_oflag||0;HEAP32[argp+8>>2]=termios.c_cflag||0;HEAP32[argp+12>>2]=termios.c_lflag||0;for(var i=0;i<32;i++){HEAP8[argp+i+17]=termios.c_cc[i]||0}return 0}return 0}case 21510:case 21511:case 21512:{if(!stream.tty)return-59;return 0}case 21506:case 21507:case 21508:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcsets){var argp=syscallGetVarargP();var c_iflag=HEAP32[argp>>2];var c_oflag=HEAP32[argp+4>>2];var c_cflag=HEAP32[argp+8>>2];var c_lflag=HEAP32[argp+12>>2];var c_cc=[];for(var i=0;i<32;i++){c_cc.push(HEAP8[argp+i+17])}return stream.tty.ops.ioctl_tcsets(stream.tty,op,{c_iflag:c_iflag,c_oflag:c_oflag,c_cflag:c_cflag,c_lflag:c_lflag,c_cc:c_cc})}return 0}case 21519:{if(!stream.tty)return-59;var argp=syscallGetVarargP();HEAP32[argp>>2]=0;return 0}case 21520:{if(!stream.tty)return-59;return-28}case 21531:{var argp=syscallGetVarargP();return FS.ioctl(stream,op,argp)}case 21523:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tiocgwinsz){var winsize=stream.tty.ops.ioctl_tiocgwinsz(stream.tty);var argp=syscallGetVarargP();HEAP16[argp>>1]=winsize[0];HEAP16[argp+2>>1]=winsize[1]}return 0}case 21524:{if(!stream.tty)return-59;return 0}case 21515:{if(!stream.tty)return-59;return 0}default:return-28}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_listen(fd,backlog){try{var sock=getSocketFromFD(fd);sock.sock_ops.listen(sock,backlog);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_lstat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.lstat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_mkdirat(dirfd,path,mode){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);path=PATH.normalize(path);if(path[path.length-1]==="/")path=path.substr(0,path.length-1);FS.mkdir(path,mode,0);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_newfstatat(dirfd,path,buf,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;var allowEmpty=flags&4096;flags=flags&~6400;path=SYSCALLS.calculateAt(dirfd,path,allowEmpty);return SYSCALLS.doStat(nofollow?FS.lstat:FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_openat(dirfd,path,flags,varargs){SYSCALLS.varargs=varargs;try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);var mode=varargs?syscallGetVarargI():0;return FS.open(path,flags,mode).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var PIPEFS={BUCKET_BUFFER_SIZE:8192,mount(mount){return FS.createNode(null,"/",16384|511,0)},createPipe(){var pipe={buckets:[],refcnt:2};pipe.buckets.push({buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:0,roffset:0});var rName=PIPEFS.nextname();var wName=PIPEFS.nextname();var rNode=FS.createNode(PIPEFS.root,rName,4096,0);var wNode=FS.createNode(PIPEFS.root,wName,4096,0);rNode.pipe=pipe;wNode.pipe=pipe;var readableStream=FS.createStream({path:rName,node:rNode,flags:0,seekable:false,stream_ops:PIPEFS.stream_ops});rNode.stream=readableStream;var writableStream=FS.createStream({path:wName,node:wNode,flags:1,seekable:false,stream_ops:PIPEFS.stream_ops});wNode.stream=writableStream;return{readable_fd:readableStream.fd,writable_fd:writableStream.fd}},stream_ops:{poll(stream){var pipe=stream.node.pipe;if((stream.flags&2097155)===1){return 256|4}if(pipe.buckets.length>0){for(var i=0;i0){return 64|1}}}return 0},ioctl(stream,request,varargs){return 28},fsync(stream){return 28},read(stream,buffer,offset,length,position){var pipe=stream.node.pipe;var currentLength=0;for(var i=0;i=dataLen){currBucket.buffer.set(data,currBucket.offset);currBucket.offset+=dataLen;return dataLen}else if(freeBytesInCurrBuffer>0){currBucket.buffer.set(data.subarray(0,freeBytesInCurrBuffer),currBucket.offset);currBucket.offset+=freeBytesInCurrBuffer;data=data.subarray(freeBytesInCurrBuffer,data.byteLength)}var numBuckets=data.byteLength/PIPEFS.BUCKET_BUFFER_SIZE|0;var remElements=data.byteLength%PIPEFS.BUCKET_BUFFER_SIZE;for(var i=0;i0){var newBucket={buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:data.byteLength,roffset:0};pipe.buckets.push(newBucket);newBucket.buffer.set(data)}return dataLen},close(stream){var pipe=stream.node.pipe;pipe.refcnt--;if(pipe.refcnt===0){pipe.buckets=null}}},nextname(){if(!PIPEFS.nextname.current){PIPEFS.nextname.current=0}return"pipe["+PIPEFS.nextname.current+++"]"}};function ___syscall_pipe(fdPtr){try{if(fdPtr==0){throw new FS.ErrnoError(21)}var res=PIPEFS.createPipe();HEAP32[fdPtr>>2]=res.readable_fd;HEAP32[fdPtr+4>>2]=res.writable_fd;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_poll(fds,nfds,timeout){try{var nonzero=0;for(var i=0;i>2];var events=HEAP16[pollfd+4>>1];var mask=32;var stream=FS.getStream(fd);if(stream){mask=SYSCALLS.DEFAULT_POLLMASK;if (stream.stream_ops?.poll){mask=stream.stream_ops.poll(stream,-1)}}mask&=events|8|16;if(mask)nonzero++;HEAP16[pollfd+6>>1]=mask}return nonzero}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_readlinkat(dirfd,path,buf,bufsize){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(bufsize<=0)return-28;var ret=FS.readlink(path);var len=Math.min(bufsize,lengthBytesUTF8(ret));var endChar=HEAP8[buf+len];stringToUTF8(ret,buf,bufsize+1);HEAP8[buf+len]=endChar;return len}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_recvfrom(fd,buf,len,flags,addr,addrlen){try{var sock=getSocketFromFD(fd);var msg=sock.sock_ops.recvmsg(sock, len, typeof flags !== "undefined" ? flags : 0);if(!msg)return 0;if(addr){var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(msg.addr),msg.port,addrlen)}HEAPU8.set(msg.buffer,buf);return msg.buffer.byteLength}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_renameat(olddirfd,oldpath,newdirfd,newpath){try{oldpath=SYSCALLS.getStr(oldpath);newpath=SYSCALLS.getStr(newpath);oldpath=SYSCALLS.calculateAt(olddirfd,oldpath);newpath=SYSCALLS.calculateAt(newdirfd,newpath);FS.rename(oldpath,newpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_rmdir(path){try{path=SYSCALLS.getStr(path);FS.rmdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_sendto(fd,message,length,flags,addr,addr_len){try{var sock=getSocketFromFD(fd);var dest=getSocketAddress(addr,addr_len,true);if(!dest){return FS.write(sock.stream,HEAP8,message,length)}return sock.sock_ops.sendmsg(sock,HEAP8,message,length,dest.addr,dest.port)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_socket(domain,type,protocol){try{var sock=SOCKFS.createSocket(domain,type,protocol);return sock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_stat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_statfs64(path,size,buf){try{path=SYSCALLS.getStr(path);HEAP32[buf+4>>2]=4096;HEAP32[buf+40>>2]=4096;HEAP32[buf+8>>2]=1e6;HEAP32[buf+12>>2]=5e5;HEAP32[buf+16>>2]=5e5;HEAP32[buf+20>>2]=FS.nextInode;HEAP32[buf+24>>2]=1e6;HEAP32[buf+28>>2]=42;HEAP32[buf+44>>2]=2;HEAP32[buf+36>>2]=255;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_symlink(target,linkpath){try{target=SYSCALLS.getStr(target);linkpath=SYSCALLS.getStr(linkpath);FS.symlink(target,linkpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_unlinkat(dirfd,path,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(flags===0){FS.unlink(path)}else if(flags===512){FS.rmdir(path)}else{abort("Invalid flags passed to unlinkat")}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var readI53FromI64=ptr=>HEAPU32[ptr>>2]+HEAP32[ptr+4>>2]*4294967296;function ___syscall_utimensat(dirfd,path,times,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path,true);if(!times){var atime=Date.now();var mtime=atime}else{var seconds=readI53FromI64(times);var nanoseconds=HEAP32[times+8>>2];atime=seconds*1e3+nanoseconds/(1e3*1e3);times+=16;seconds=readI53FromI64(times);nanoseconds=HEAP32[times+8>>2];mtime=seconds*1e3+nanoseconds/(1e3*1e3)}FS.utime(path,atime,mtime);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var __abort_js=()=>{abort("")};var nowIsMonotonic=1;var __emscripten_get_now_is_monotonic=()=>nowIsMonotonic;var __emscripten_lookup_name=name=>{var nameString=UTF8ToString(name);return inetPton4(DNS.lookup_name(nameString))};var __emscripten_memcpy_js=(dest,src,num)=>HEAPU8.copyWithin(dest,src,src+num);var __emscripten_runtime_keepalive_clear=()=>{noExitRuntime=false;runtimeKeepaliveCounter=0};function __gmtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getUTCSeconds();HEAP32[tmPtr+4>>2]=date.getUTCMinutes();HEAP32[tmPtr+8>>2]=date.getUTCHours();HEAP32[tmPtr+12>>2]=date.getUTCDate();HEAP32[tmPtr+16>>2]=date.getUTCMonth();HEAP32[tmPtr+20>>2]=date.getUTCFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getUTCDay();var start=Date.UTC(date.getUTCFullYear(),0,1,0,0,0,0);var yday=(date.getTime()-start)/(1e3*60*60*24)|0;HEAP32[tmPtr+28>>2]=yday}var isLeapYear=year=>year%4===0&&(year%100!==0||year%400===0);var MONTH_DAYS_LEAP_CUMULATIVE=[0,31,60,91,121,152,182,213,244,274,305,335];var MONTH_DAYS_REGULAR_CUMULATIVE=[0,31,59,90,120,151,181,212,243,273,304,334];var ydayFromDate=date=>{var leap=isLeapYear(date.getFullYear());var monthDaysCumulative=leap?MONTH_DAYS_LEAP_CUMULATIVE:MONTH_DAYS_REGULAR_CUMULATIVE;var yday=monthDaysCumulative[date.getMonth()]+date.getDate()-1;return yday};function __localtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr+36>>2]=-(date.getTimezoneOffset()*60);var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dst=(summerOffset!=winterOffset&&date.getTimezoneOffset()==Math.min(winterOffset,summerOffset))|0;HEAP32[tmPtr+32>>2]=dst}var setTempRet0=val=>__emscripten_tempret_set(val);var __mktime_js=function(tmPtr){var ret=(()=>{var date=new Date(HEAP32[tmPtr+20>>2]+1900,HEAP32[tmPtr+16>>2],HEAP32[tmPtr+12>>2],HEAP32[tmPtr+8>>2],HEAP32[tmPtr+4>>2],HEAP32[tmPtr>>2],0);var dst=HEAP32[tmPtr+32>>2];var guessedOffset=date.getTimezoneOffset();var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dstOffset=Math.min(winterOffset,summerOffset);if(dst<0){HEAP32[tmPtr+32>>2]=Number(summerOffset!=winterOffset&&dstOffset==guessedOffset)}else if(dst>0!=(dstOffset==guessedOffset)){var nonDstOffset=Math.max(winterOffset,summerOffset);var trueOffset=dst>0?dstOffset:nonDstOffset;date.setTime(date.getTime()+(trueOffset-guessedOffset)*6e4)}HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getYear();var timeMs=date.getTime();if(isNaN(timeMs)){return-1}return timeMs/1e3})();return setTempRet0((tempDouble=ret,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)),ret>>>0};function __mmap_js(len,prot,flags,fd,offset_low,offset_high,allocated,addr){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);var res=FS.mmap(stream,len,offset,prot,flags);var ptr=res.ptr;HEAP32[allocated>>2]=res.allocated;HEAPU32[addr>>2]=ptr;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function __munmap_js(addr,len,prot,flags,fd,offset_low,offset_high){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{var stream=SYSCALLS.getStreamFromFD(fd);if(prot&2){SYSCALLS.doMsync(addr,stream,len,flags,offset)}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var timers={};var handleException=e=>{if(e instanceof ExitStatus||e=="unwind"){return EXITSTATUS}quit_(1,e)};var runtimeKeepaliveCounter=0;var keepRuntimeAlive=()=>noExitRuntime||runtimeKeepaliveCounter>0;var _proc_exit=code=>{EXITSTATUS=code;if(!keepRuntimeAlive()){Module["onExit"]?.(code);ABORT=true}quit_(code,new ExitStatus(code))};var exitJS=(status,implicit)=>{EXITSTATUS=status;if(!keepRuntimeAlive()){exitRuntime()}_proc_exit(status)};var _exit=exitJS;Module["_exit"]=_exit;var maybeExit=()=>{if(runtimeExited){return}if(!keepRuntimeAlive()){try{_exit(EXITSTATUS)}catch(e){handleException(e)}}};var callUserCallback=func=>{if(runtimeExited||ABORT){return}try{func();maybeExit()}catch(e){handleException(e)}};var _emscripten_get_now;_emscripten_get_now=()=>performance.now();var __setitimer_js=(which,timeout_ms)=>{if(timers[which]){clearTimeout(timers[which].id);delete timers[which]}if(!timeout_ms)return 0;var id=setTimeout(()=>{delete timers[which];callUserCallback(()=>__emscripten_timeout(which,_emscripten_get_now()))},timeout_ms);timers[which]={id:id,timeout_ms:timeout_ms};return 0};var __tzset_js=(timezone,daylight,std_name,dst_name)=>{var currentYear=(new Date).getFullYear();var winter=new Date(currentYear,0,1);var summer=new Date(currentYear,6,1);var winterOffset=winter.getTimezoneOffset();var summerOffset=summer.getTimezoneOffset();var stdTimezoneOffset=Math.max(winterOffset,summerOffset);HEAPU32[timezone>>2]=stdTimezoneOffset*60;HEAP32[daylight>>2]=Number(winterOffset!=summerOffset);var extractZone=date=>date.toLocaleTimeString(undefined,{hour12:false,timeZoneName:"short"}).split(" ")[1];var winterName=extractZone(winter);var summerName=extractZone(summer);if(summerOffsetDate.now();var getHeapMax=()=>2147483648;var _emscripten_get_heap_max=()=>getHeapMax();var growMemory=size=>{var b=wasmMemory.buffer;var pages=(size-b.byteLength+65535)/65536;try{wasmMemory.grow(pages);updateMemoryViews();return 1}catch(e){}};var _emscripten_resize_heap=requestedSize=>{var oldSize=HEAPU8.length;requestedSize>>>=0;var maxHeapSize=getHeapMax();if(requestedSize>maxHeapSize){return false}var alignUp=(x,multiple)=>x+(multiple-x%multiple)%multiple;for(var cutDown=1;cutDown<=4;cutDown*=2){var overGrownHeapSize=oldSize*(1+.2/cutDown);overGrownHeapSize=Math.min(overGrownHeapSize,requestedSize+100663296);var newSize=Math.min(maxHeapSize,alignUp(Math.max(requestedSize,overGrownHeapSize),65536));var replacement=growMemory(newSize);if(replacement){return true}}return false};var runtimeKeepalivePush=()=>{runtimeKeepaliveCounter+=1};var runtimeKeepalivePop=()=>{runtimeKeepaliveCounter-=1};var safeSetTimeout=(func,timeout)=>{runtimeKeepalivePush();return setTimeout(()=>{runtimeKeepalivePop();callUserCallback(func)},timeout)};var _emscripten_sleep=ms=>Asyncify.handleSleep(wakeUp=>safeSetTimeout(wakeUp,ms));Module["_emscripten_sleep"]=_emscripten_sleep;_emscripten_sleep.isAsync=true;var ENV = PHPLoader.ENV || {};var getExecutableName=()=>thisProgram||"./this.program";var getEnvStrings=()=>{if(!getEnvStrings.strings){var lang=(typeof navigator=="object"&&navigator.languages&&navigator.languages[0]||"C").replace("-","_")+".UTF-8";var env={USER:"web_user",LOGNAME:"web_user",PATH:"/",PWD:"/",HOME:"/home/web_user",LANG:lang,_:getExecutableName()};for(var x in ENV){if(ENV[x]===undefined)delete env[x];else env[x]=ENV[x]}var strings=[];for(var x in env){strings.push(`${x}=${env[x]}`)}getEnvStrings.strings=strings}return getEnvStrings.strings};var stringToAscii=(str,buffer)=>{for(var i=0;i{var bufSize=0;getEnvStrings().forEach((string,i)=>{var ptr=environ_buf+bufSize;HEAPU32[__environ+i*4>>2]=ptr;stringToAscii(string,ptr);bufSize+=string.length+1});return 0};var _environ_sizes_get=(penviron_count,penviron_buf_size)=>{var strings=getEnvStrings();HEAPU32[penviron_count>>2]=strings.length;var bufSize=0;strings.forEach(string=>bufSize+=string.length+1);HEAPU32[penviron_buf_size>>2]=bufSize;return 0};function _fd_close(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);FS.close(stream);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_fdstat_get(fd,pbuf){try{var rightsBase=0;var rightsInheriting=0;var flags=0;{var stream=SYSCALLS.getStreamFromFD(fd);var type=stream.tty?2:FS.isDir(stream.mode)?3:FS.isLink(stream.mode)?7:4}HEAP8[pbuf]=type;HEAP16[pbuf+2>>1]=flags;tempI64=[rightsBase>>>0,(tempDouble=rightsBase,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+8>>2]=tempI64[0],HEAP32[pbuf+12>>2]=tempI64[1];tempI64=[rightsInheriting>>>0,(tempDouble=rightsInheriting,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+16>>2]=tempI64[0],HEAP32[pbuf+20>>2]=tempI64[1];return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var doReadv=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.read(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(curr>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_seek(fd,offset_low,offset_high,whence,newOffset){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);FS.llseek(stream,offset,whence);tempI64=[stream.position>>>0,(tempDouble=stream.position,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[newOffset>>2]=tempI64[0],HEAP32[newOffset+4>>2]=tempI64[1];if(stream.getdents&&offset===0&&whence===0)stream.getdents=null;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var doWritev=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.write(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(typeof offset!="undefined"){offset+=curr}}return ret};function _fd_write(fd,iov,iovcnt,pnum){try{var stream=SYSCALLS.getStreamFromFD(fd);var num=doWritev(stream,iov,iovcnt);HEAPU32[pnum>>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var _getaddrinfo=(node,service,hint,out)=>{var addr=0;var port=0;var flags=0;var family=0;var type=0;var proto=0;var ai;function allocaddrinfo(family,type,proto,canon,addr,port){var sa,salen,ai;var errno;salen=family===10?28:16;addr=family===10?inetNtop6(addr):inetNtop4(addr);sa=_malloc(salen);errno=writeSockaddr(sa,family,addr,port);assert(!errno);ai=_malloc(32);HEAP32[ai+4>>2]=family;HEAP32[ai+8>>2]=type;HEAP32[ai+12>>2]=proto;HEAPU32[ai+24>>2]=canon;HEAPU32[ai+20>>2]=sa;if(family===10){HEAP32[ai+16>>2]=28}else{HEAP32[ai+16>>2]=16}HEAP32[ai+28>>2]=0;return ai}if(hint){flags=HEAP32[hint>>2];family=HEAP32[hint+4>>2];type=HEAP32[hint+8>>2];proto=HEAP32[hint+12>>2]}if(type&&!proto){proto=type===2?17:6}if(!type&&proto){type=proto===17?2:1}if(proto===0){proto=6}if(type===0){type=1}if(!node&&!service){return-2}if(flags&~(1|2|4|1024|8|16|32)){return-1}if(hint!==0&&HEAP32[hint>>2]&2&&!node){return-1}if(flags&32){return-2}if(type!==0&&type!==1&&type!==2){return-7}if(family!==0&&family!==2&&family!==10){return-6}if(service){service=UTF8ToString(service);port=parseInt(service,10);if(isNaN(port)){if(flags&1024){return-2}return-8}}if(!node){if(family===0){family=2}if((flags&1)===0){if(family===2){addr=_htonl(2130706433)}else{addr=[0,0,0,1]}}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0}node=UTF8ToString(node);addr=inetPton4(node);if(addr!==null){if(family===0||family===2){family=2}else if(family===10&&flags&8){addr=[0,0,_htonl(65535),addr];family=10}else{return-2}}else{addr=inetPton6(node);if(addr!==null){if(family===0||family===10){family=10}else{return-2}}}if(addr!=null){ai=allocaddrinfo(family,type,proto,node,addr,port);HEAPU32[out>>2]=ai;return 0}if(flags&4){return-2}node=DNS.lookup_name(node);addr=inetPton4(node);if(family===0){family=2}else if(family===10){addr=[0,0,_htonl(65535),addr]}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0};var _getnameinfo=(sa,salen,node,nodelen,serv,servlen,flags)=>{var info=readSockaddr(sa,salen);if(info.errno){return-6}var port=info.port;var addr=info.addr;var overflowed=false;if(node&&nodelen){var lookup;if(flags&1||!(lookup=DNS.lookup_addr(addr))){if(flags&8){return-2}}else{addr=lookup}var numBytesWrittenExclNull=stringToUTF8(addr,node,nodelen);if(numBytesWrittenExclNull+1>=nodelen){overflowed=true}}if(serv&&servlen){port=""+port;var numBytesWrittenExclNull=stringToUTF8(port,serv,servlen);if(numBytesWrittenExclNull+1>=servlen){overflowed=true}}if(overflowed){return-12}return 0};var Protocols={list:[],map:{}};var _setprotoent=stayopen=>{function allocprotoent(name,proto,aliases){var nameBuf=_malloc(name.length+1);stringToAscii(name,nameBuf);var j=0;var length=aliases.length;var aliasListBuf=_malloc((length+1)*4);for(var i=0;i>2]=aliasBuf}HEAPU32[aliasListBuf+j>>2]=0;var pe=_malloc(12);HEAPU32[pe>>2]=nameBuf;HEAPU32[pe+4>>2]=aliasListBuf;HEAP32[pe+8>>2]=proto;return pe}var list=Protocols.list;var map=Protocols.map;if(list.length===0){var entry=allocprotoent("tcp",6,["TCP"]);list.push(entry);map["tcp"]=map["6"]=entry;entry=allocprotoent("udp",17,["UDP"]);list.push(entry);map["udp"]=map["17"]=entry}_setprotoent.index=0};var _getprotobyname=name=>{name=UTF8ToString(name);_setprotoent(true);var result=Protocols.map[name];return result};var _getprotobynumber=number=>{_setprotoent(true);var result=Protocols.map[number];return result};var stackAlloc=sz=>__emscripten_stack_alloc(sz);var stringToUTF8OnStack=str=>{var size=lengthBytesUTF8(str)+1;var ret=stackAlloc(size);stringToUTF8(str,ret,size);return ret};var allocateUTF8OnStack=stringToUTF8OnStack;var PHPWASM={init:function(){FS.mkdir("/internal");FS.mkdir("/internal/shared");FS.mkdir("/internal/shared/preload");PHPWASM.EventEmitter=ENVIRONMENT_IS_NODE?require("events").EventEmitter:class EventEmitter{constructor(){this.listeners={}}emit(eventName,data){if(this.listeners[eventName]){this.listeners[eventName].forEach(callback=>{callback(data)})}}once(eventName,callback){const self=this;function removedCallback(){callback(...arguments);self.removeListener(eventName,removedCallback)}this.on(eventName,removedCallback)}removeAllListeners(eventName){if(eventName){delete this.listeners[eventName]}else{this.listeners={}}}removeListener(eventName,callback){if(this.listeners[eventName]){const idx=this.listeners[eventName].indexOf(callback);if(idx!==-1){this.listeners[eventName].splice(idx,1)}}}};PHPWASM.child_proc_by_fd={};PHPWASM.child_proc_by_pid={};PHPWASM.input_devices={}},getAllWebSockets:function(sock){const webSockets=new Set;if(sock.server){sock.server.clients.forEach(ws=>{webSockets.add(ws)})}for(const peer of PHPWASM.getAllPeers(sock)){webSockets.add(peer.socket)}return Array.from(webSockets)},getAllPeers:function(sock){const peers=new Set;if(sock.server){sock.pending.filter(pending=>pending.peers).forEach(pending=>{for(const peer of Object.values(pending.peers)){peers.add(peer)}})}if(sock.peers){for(const peer of Object.values(sock.peers)){peers.add(peer)}}return Array.from(peers)},awaitData:function(ws){return PHPWASM.awaitEvent(ws,"message")},awaitConnection:function(ws){if(ws.OPEN===ws.readyState){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"open")},awaitClose:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"close")},awaitError:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"error")},awaitEvent:function(ws,event){let resolve;const listener=()=>{resolve()};const promise=new Promise(function(_resolve){resolve=_resolve;ws.once(event,listener)});const cancel=()=>{ws.removeListener(event,listener);setTimeout(resolve)};return[promise,cancel]},noop:function(){},spawnProcess:function(command,args,options){if(Module["spawnProcess"]){const spawnedPromise=Module["spawnProcess"](command,args,options);return Promise.resolve(spawnedPromise).then(function(spawned){if(!spawned||!spawned.on){throw new Error("spawnProcess() must return an EventEmitter but returned a different type.")}return spawned})}if(ENVIRONMENT_IS_NODE){return require("child_process").spawn(command,args,{...options,shell:true,stdio:["pipe","pipe","pipe"],timeout:100})}const e=new Error("popen(), proc_open() etc. are unsupported in the browser. Call php.setSpawnHandler() "+"and provide a callback to handle spawning processes, or disable a popen(), proc_open() "+"and similar functions via php.ini.");e.code="SPAWN_UNSUPPORTED";throw e},shutdownSocket:function(socketd,how){const sock=getSocketFromFD(socketd);const peer=Object.values(sock.peers)[0];if(!peer){return-1}try{peer.socket.close();SOCKFS.websocket_sock_ops.removePeer(sock,peer);return 0}catch(e){console.log("Socket shutdown error",e);return-1}}};function _js_create_input_device(deviceId){let dataBuffer=[];let dataCallback;const filename="proc_id_"+deviceId;const device=FS.createDevice("/dev",filename,function(){},function(byte){try{dataBuffer.push(byte);if(dataCallback){dataCallback(new Uint8Array(dataBuffer));dataBuffer=[]}}catch(e){console.error(e);throw e}});const devicePath="/dev/"+filename;PHPWASM.input_devices[deviceId]={devicePath:devicePath,onData:function(cb){dataCallback=cb;dataBuffer.forEach(function(data){cb(data)});dataBuffer.length=0}};return allocateUTF8OnStack(devicePath)}function _js_open_process(command,argsPtr,argsLength,descriptorsPtr,descriptorsLength,cwdPtr,cwdLength,envPtr,envLength){if(!command){return 1}const cmdstr=UTF8ToString(command);if(!cmdstr.length){return 0}let argsArray=[];if(argsLength){for(var i=0;i>2]))}}const cwdstr=cwdPtr?UTF8ToString(cwdPtr):null;let envObject=null;if(envLength){envObject={};for(var i=0;i>2]);const splitAt=envEntry.indexOf("=");if(splitAt===-1){continue}const key=envEntry.substring(0,splitAt);const value=envEntry.substring(splitAt+1);envObject[key]=value}}var std={};for(var i=0;i>2];std[HEAPU32[descriptorPtr>>2]]={child:HEAPU32[descriptorPtr+4>>2],parent:HEAPU32[descriptorPtr+8>>2]}}return Asyncify.handleSleep(async wakeUp=>{let cp;try{const options={};if(cwdstr!==null){options.cwd=cwdstr}if(envObject!==null){options.env=envObject}cp=PHPWASM.spawnProcess(cmdstr,argsArray,options);if(cp instanceof Promise){cp=await cp}}catch(e){if(e.code==="SPAWN_UNSUPPORTED"){wakeUp(1);return}console.error(e);wakeUp(1);throw e}const ProcInfo={pid:cp.pid,exited:false,stdinFd:std[0]?.child,stdinIsDevice:std[0]?.child in PHPWASM.input_devices,stdoutChildFd:std[1]?.child,stdoutParentFd:std[1]?.parent,stderrChildFd:std[2]?.child,stderrParentFd:std[2]?.parent,stdout:new PHPWASM.EventEmitter,stderr:new PHPWASM.EventEmitter};if(ProcInfo.stdoutChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutChildFd]=ProcInfo;if(ProcInfo.stderrChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrChildFd]=ProcInfo;if(ProcInfo.stdoutParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutParentFd]=ProcInfo;if(ProcInfo.stderrParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrParentFd]=ProcInfo;PHPWASM.child_proc_by_pid[ProcInfo.pid]=ProcInfo;cp.on("exit",function(code){ProcInfo.exitCode=code;ProcInfo.exited=true;ProcInfo.stdout.emit("data");ProcInfo.stderr.emit("data")});if(ProcInfo.stdoutChildFd){const stdoutStream=SYSCALLS.getStreamFromFD(ProcInfo.stdoutChildFd);let stdoutAt=0;cp.stdout.on("data",function(data){ProcInfo.stdout.emit("data",data);stdoutStream.stream_ops.write(stdoutStream,data,0,data.length,stdoutAt);stdoutAt+=data.length})}if(ProcInfo.stderrChildFd){const stderrStream=SYSCALLS.getStreamFromFD(ProcInfo.stderrChildFd);let stderrAt=0;cp.stderr.on("data",function(data){ProcInfo.stderr.emit("data",data);stderrStream.stream_ops.write(stderrStream,data,0,data.length,stderrAt);stderrAt+=data.length})}try{await new Promise((resolve,reject)=>{cp.on("spawn",resolve);cp.on("error",reject)})}catch(e){console.error(e);wakeUp(1);return}if(ProcInfo.stdinIsDevice){PHPWASM.input_devices[ProcInfo.stdinFd].onData(function(data){if(!data)return;if(typeof data==="number"){data=new Uint8Array([data])}const dataStr=new TextDecoder("utf-8").decode(data);cp.stdin.write(dataStr)});wakeUp(ProcInfo.pid);return}if(ProcInfo.stdinFd){const stdinStream=SYSCALLS.getStreamFromFD(ProcInfo.stdinFd);if(stdinStream.node){const CHUNK_SIZE=1024;const buffer=new Uint8Array(CHUNK_SIZE);let offset=0;while(true){const bytesRead=stdinStream.stream_ops.read(stdinStream,buffer,0,CHUNK_SIZE,offset);if(bytesRead===null||bytesRead===0){break}try{cp.stdin.write(buffer.subarray(0,bytesRead))}catch(e){console.error(e);return 1}if(bytesRead>2]=PHPWASM.child_proc_by_pid[pid].exitCode;return 1}return 0}function _js_waitpid(pid,exitCodePtr){if(!PHPWASM.child_proc_by_pid[pid]){return-1}return Asyncify.handleSleep(wakeUp=>{const poll=function(){if(PHPWASM.child_proc_by_pid[pid]?.exited){HEAPU32[exitCodePtr>>2]=PHPWASM.child_proc_by_pid[pid].exitCode;wakeUp(pid)}else{setTimeout(poll,50)}};poll()})}var arraySum=(array,index)=>{var sum=0;for(var i=0;i<=index;sum+=array[i++]){}return sum};var MONTH_DAYS_LEAP=[31,29,31,30,31,30,31,31,30,31,30,31];var MONTH_DAYS_REGULAR=[31,28,31,30,31,30,31,31,30,31,30,31];var addDays=(date,days)=>{var newDate=new Date(date.getTime());while(days>0){var leap=isLeapYear(newDate.getFullYear());var currentMonth=newDate.getMonth();var daysInCurrentMonth=(leap?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR)[currentMonth];if(days>daysInCurrentMonth-newDate.getDate()){days-=daysInCurrentMonth-newDate.getDate()+1;newDate.setDate(1);if(currentMonth<11){newDate.setMonth(currentMonth+1)}else{newDate.setMonth(0);newDate.setFullYear(newDate.getFullYear()+1)}}else{newDate.setDate(newDate.getDate()+days);return newDate}}return newDate};var writeArrayToMemory=(array,buffer)=>{HEAP8.set(array,buffer)};var _strftime=(s,maxsize,format,tm)=>{var tm_zone=HEAPU32[tm+40>>2];var date={tm_sec:HEAP32[tm>>2],tm_min:HEAP32[tm+4>>2],tm_hour:HEAP32[tm+8>>2],tm_mday:HEAP32[tm+12>>2],tm_mon:HEAP32[tm+16>>2],tm_year:HEAP32[tm+20>>2],tm_wday:HEAP32[tm+24>>2],tm_yday:HEAP32[tm+28>>2],tm_isdst:HEAP32[tm+32>>2],tm_gmtoff:HEAP32[tm+36>>2],tm_zone:tm_zone?UTF8ToString(tm_zone):""};var pattern=UTF8ToString(format);var EXPANSION_RULES_1={"%c":"%a %b %d %H:%M:%S %Y","%D":"%m/%d/%y","%F":"%Y-%m-%d","%h":"%b","%r":"%I:%M:%S %p","%R":"%H:%M","%T":"%H:%M:%S","%x":"%m/%d/%y","%X":"%H:%M:%S","%Ec":"%c","%EC":"%C","%Ex":"%m/%d/%y","%EX":"%H:%M:%S","%Ey":"%y","%EY":"%Y","%Od":"%d","%Oe":"%e","%OH":"%H","%OI":"%I","%Om":"%m","%OM":"%M","%OS":"%S","%Ou":"%u","%OU":"%U","%OV":"%V","%Ow":"%w","%OW":"%W","%Oy":"%y"};for(var rule in EXPANSION_RULES_1){pattern=pattern.replace(new RegExp(rule,"g"),EXPANSION_RULES_1[rule])}var WEEKDAYS=["Sunday","Monday","Tuesday","Wednesday","Thursday","Friday","Saturday"];var MONTHS=["January","February","March","April","May","June","July","August","September","October","November","December"];function leadingSomething(value,digits,character){var str=typeof value=="number"?value.toString():value||"";while(str.length0?1:0}var compare;if((compare=sgn(date1.getFullYear()-date2.getFullYear()))===0){if((compare=sgn(date1.getMonth()-date2.getMonth()))===0){compare=sgn(date1.getDate()-date2.getDate())}}return compare}function getFirstWeekStartDate(janFourth){switch(janFourth.getDay()){case 0:return new Date(janFourth.getFullYear()-1,11,29);case 1:return janFourth;case 2:return new Date(janFourth.getFullYear(),0,3);case 3:return new Date(janFourth.getFullYear(),0,2);case 4:return new Date(janFourth.getFullYear(),0,1);case 5:return new Date(janFourth.getFullYear()-1,11,31);case 6:return new Date(janFourth.getFullYear()-1,11,30)}}function getWeekBasedYear(date){var thisDate=addDays(new Date(date.tm_year+1900,0,1),date.tm_yday);var janFourthThisYear=new Date(thisDate.getFullYear(),0,4);var janFourthNextYear=new Date(thisDate.getFullYear()+1,0,4);var firstWeekStartThisYear=getFirstWeekStartDate(janFourthThisYear);var firstWeekStartNextYear=getFirstWeekStartDate(janFourthNextYear);if(compareByDay(firstWeekStartThisYear,thisDate)<=0){if(compareByDay(firstWeekStartNextYear,thisDate)<=0){return thisDate.getFullYear()+1}return thisDate.getFullYear()}return thisDate.getFullYear()-1}var EXPANSION_RULES_2={"%a":date=>WEEKDAYS[date.tm_wday].substring(0,3),"%A":date=>WEEKDAYS[date.tm_wday],"%b":date=>MONTHS[date.tm_mon].substring(0,3),"%B":date=>MONTHS[date.tm_mon],"%C":date=>{var year=date.tm_year+1900;return leadingNulls(year/100|0,2)},"%d":date=>leadingNulls(date.tm_mday,2),"%e":date=>leadingSomething(date.tm_mday,2," "),"%g":date=>getWeekBasedYear(date).toString().substring(2),"%G":getWeekBasedYear,"%H":date=>leadingNulls(date.tm_hour,2),"%I":date=>{var twelveHour=date.tm_hour;if(twelveHour==0)twelveHour=12;else if(twelveHour>12)twelveHour-=12;return leadingNulls(twelveHour,2)},"%j":date=>leadingNulls(date.tm_mday+arraySum(isLeapYear(date.tm_year+1900)?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,date.tm_mon-1),3),"%m":date=>leadingNulls(date.tm_mon+1,2),"%M":date=>leadingNulls(date.tm_min,2),"%n":()=>"\n","%p":date=>{if(date.tm_hour>=0&&date.tm_hour<12){return"AM"}return"PM"},"%S":date=>leadingNulls(date.tm_sec,2),"%t":()=>"\t","%u":date=>date.tm_wday||7,"%U":date=>{var days=date.tm_yday+7-date.tm_wday;return leadingNulls(Math.floor(days/7),2)},"%V":date=>{var val=Math.floor((date.tm_yday+7-(date.tm_wday+6)%7)/7);if((date.tm_wday+371-date.tm_yday-2)%7<=2){val++}if(!val){val=52;var dec31=(date.tm_wday+7-date.tm_yday-1)%7;if(dec31==4||dec31==5&&isLeapYear(date.tm_year%400-1)){val++}}else if(val==53){var jan1=(date.tm_wday+371-date.tm_yday)%7;if(jan1!=4&&(jan1!=3||!isLeapYear(date.tm_year)))val=1}return leadingNulls(val,2)},"%w":date=>date.tm_wday,"%W":date=>{var days=date.tm_yday+7-(date.tm_wday+6)%7;return leadingNulls(Math.floor(days/7),2)},"%y":date=>(date.tm_year+1900).toString().substring(2),"%Y":date=>date.tm_year+1900,"%z":date=>{var off=date.tm_gmtoff;var ahead=off>=0;off=Math.abs(off)/60;off=off/60*100+off%60;return(ahead?"+":"-")+String("0000"+off).slice(-4)},"%Z":date=>date.tm_zone,"%%":()=>"%"};pattern=pattern.replace(/%%/g,"\0\0");for(var rule in EXPANSION_RULES_2){if(pattern.includes(rule)){pattern=pattern.replace(new RegExp(rule,"g"),EXPANSION_RULES_2[rule](date))}}pattern=pattern.replace(/\0\0/g,"%");var bytes=intArrayFromString(pattern,false);if(bytes.length>maxsize){return 0}writeArrayToMemory(bytes,s);return bytes.length-1};var _strftime_l=(s,maxsize,format,tm,loc)=>_strftime(s,maxsize,format,tm);var _strptime=(buf,format,tm)=>{var pattern=UTF8ToString(format);var SPECIAL_CHARS="\\!@#$^&*()+=-[]/{}|:<>?,.";for(var i=0,ii=SPECIAL_CHARS.length;iEQUIVALENT_MATCHERS[c]||m).replace(/%(.)/g,(_,c)=>{let pat=DATE_PATTERNS[c];if(pat){capture.push(c);return`(${pat})`}else{return c}}).replace(/\s+/g,"\\s*");var matches=new RegExp("^"+pattern_out,"i").exec(UTF8ToString(buf));function initDate(){function fixup(value,min,max){return typeof value!="number"||isNaN(value)?min:value>=min?value<=max?value:max:min}return{year:fixup(HEAP32[tm+20>>2]+1900,1970,9999),month:fixup(HEAP32[tm+16>>2],0,11),day:fixup(HEAP32[tm+12>>2],1,31),hour:fixup(HEAP32[tm+8>>2],0,23),min:fixup(HEAP32[tm+4>>2],0,59),sec:fixup(HEAP32[tm>>2],0,59),gmtoff:0}}if(matches){var date=initDate();var value;var getMatch=symbol=>{var pos=capture.indexOf(symbol);if(pos>=0){return matches[pos+1]}return};if(value=getMatch("S")){date.sec=jstoi_q(value)}if(value=getMatch("M")){date.min=jstoi_q(value)}if(value=getMatch("H")){date.hour=jstoi_q(value)}else if(value=getMatch("I")){var hour=jstoi_q(value);if(value=getMatch("p")){hour+=value.toUpperCase()[0]==="P"?12:0}date.hour=hour}if(value=getMatch("Y")){date.year=jstoi_q(value)}else if(value=getMatch("y")){var year=jstoi_q(value);if(value=getMatch("C")){year+=jstoi_q(value)*100}else{year+=year<69?2e3:1900}date.year=year}if(value=getMatch("m")){date.month=jstoi_q(value)-1}else if(value=getMatch("b")){date.month=MONTH_NUMBERS[value.substring(0,3).toUpperCase()]||0}if(value=getMatch("d")){date.day=jstoi_q(value)}else if(value=getMatch("j")){var day=jstoi_q(value);var leapYear=isLeapYear(date.year);for(var month=0;month<12;++month){var daysUntilMonth=arraySum(leapYear?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,month-1);if(day<=daysUntilMonth+(leapYear?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR)[month]){date.day=day-daysUntilMonth}}}else if(value=getMatch("a")){var weekDay=value.substring(0,3).toUpperCase();if(value=getMatch("U")){var weekDayNumber=DAY_NUMBERS_SUN_FIRST[weekDay];var weekNumber=jstoi_q(value);var janFirst=new Date(date.year,0,1);var endDate;if(janFirst.getDay()===0){endDate=addDays(janFirst,weekDayNumber+7*(weekNumber-1))}else{endDate=addDays(janFirst,7-janFirst.getDay()+weekDayNumber+7*(weekNumber-1))}date.day=endDate.getDate();date.month=endDate.getMonth()}else if(value=getMatch("W")){var weekDayNumber=DAY_NUMBERS_MON_FIRST[weekDay];var weekNumber=jstoi_q(value);var janFirst=new Date(date.year,0,1);var endDate;if(janFirst.getDay()===1){endDate=addDays(janFirst,weekDayNumber+7*(weekNumber-1))}else{endDate=addDays(janFirst,7-janFirst.getDay()+1+weekDayNumber+7*(weekNumber-1))}date.day=endDate.getDate();date.month=endDate.getMonth()}}if(value=getMatch("z")){if(value.toLowerCase()==="z"){date.gmtoff=0}else{var match=value.match(/^((?:\-|\+)\d\d):?(\d\d)?/);date.gmtoff=match[1]*3600;if(match[2]){date.gmtoff+=date.gmtoff>0?match[2]*60:-match[2]*60}}}var fullDate=new Date(date.year,date.month,date.day,date.hour,date.min,date.sec,0);HEAP32[tm>>2]=fullDate.getSeconds();HEAP32[tm+4>>2]=fullDate.getMinutes();HEAP32[tm+8>>2]=fullDate.getHours();HEAP32[tm+12>>2]=fullDate.getDate();HEAP32[tm+16>>2]=fullDate.getMonth();HEAP32[tm+20>>2]=fullDate.getFullYear()-1900;HEAP32[tm+24>>2]=fullDate.getDay();HEAP32[tm+28>>2]=arraySum(isLeapYear(fullDate.getFullYear())?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,fullDate.getMonth()-1)+fullDate.getDate()-1;HEAP32[tm+32>>2]=0;HEAP32[tm+36>>2]=date.gmtoff;return buf+intArrayFromString(matches[0]).length-1}return 0};function _wasm_setsockopt(socketd,level,optionName,optionValuePtr,optionLen){const optionValue=HEAPU8[optionValuePtr];const SOL_SOCKET=1;const SO_KEEPALIVE=9;const IPPROTO_TCP=6;const TCP_NODELAY=1;const isSupported=level===SOL_SOCKET&&optionName===SO_KEEPALIVE||level===IPPROTO_TCP&&optionName===TCP_NODELAY;if(!isSupported){console.warn(`Unsupported socket option: ${level}, ${optionName}, ${optionValue}`);return-1}const ws=PHPWASM.getAllWebSockets(socketd)[0];if(!ws){return-1}ws.setSocketOpt(level,optionName,optionValuePtr);return 0}var Asyncify={instrumentWasmImports(imports){var importPattern=/^(js_open_process|js_waitpid|js_process_status|js_create_input_device|wasm_setsockopt|wasm_shutdown|wasm_close|invoke_.*|__asyncjs__.*)$/;for(let[x,original]of Object.entries(imports)){if(typeof original=="function"){let isAsyncifyImport=original.isAsync||importPattern.test(x);if(isAsyncifyImport){imports[x]=original=new WebAssembly.Suspending(original)}}}},instrumentWasmExports(exports){var exportPattern=/^(wasm_sleep|wasm_read|emscripten_sleep|wasm_sapi_handle_request|wasm_sapi_request_shutdown|wasm_poll_socket|wrap_select|__wrap_select|select|php_pollfd_for|fflush|wasm_popen|wasm_read|wasm_php_exec|run_cli|main|__main_argc_argv)$/;Asyncify.asyncExports=new Set;var ret={};for(let[x,original]of Object.entries(exports)){if(typeof original=="function"){let isAsyncifyExport=exportPattern.test(x);if(isAsyncifyExport){Asyncify.asyncExports.add(original);original=Asyncify.makeAsyncFunction(original)}ret[x]=(...args)=>original(...args)}else{ret[x]=original}}return ret},asyncExports:null,isAsyncExport(func){return Asyncify.asyncExports?.has(func)},handleAsync:async startAsync=>{runtimeKeepalivePush();try{return await startAsync()}finally{runtimeKeepalivePop()}},handleSleep(startAsync){return Asyncify.handleAsync(()=>new Promise(startAsync))},makeAsyncFunction(original){return WebAssembly.promising(original)}};var getCFunc=ident=>{var func=Module["_"+ident];return func};var stackSave=()=>_emscripten_stack_get_current();var stackRestore=val=>__emscripten_stack_restore(val);var ccall=(ident,returnType,argTypes,args,opts)=>{var toC={string:str=>{var ret=0;if(str!==null&&str!==undefined&&str!==0){ret=stringToUTF8OnStack(str)}return ret},array:arr=>{var ret=stackAlloc(arr.length);writeArrayToMemory(arr,ret);return ret}};function convertReturnValue(ret){if(returnType==="string"){return UTF8ToString(ret)}if(returnType==="boolean")return Boolean(ret);return ret}var func=getCFunc(ident);var cArgs=[];var stack=0;if(args){for(var i=0;iFS.unlink(path);var FS_createLazyFile=FS.createLazyFile;var FS_createDevice=FS.createDevice;FS.createPreloadedFile=FS_createPreloadedFile;FS.staticInit();Module["FS_createPath"]=FS.createPath;Module["FS_createDataFile"]=FS.createDataFile;Module["FS_createPreloadedFile"]=FS.createPreloadedFile;Module["FS_unlink"]=FS.unlink;Module["FS_createLazyFile"]=FS.createLazyFile;Module["FS_createDevice"]=FS.createDevice;PHPWASM.init();var wasmImports={SharpYuvConvert:_SharpYuvConvert,SharpYuvGetConversionMatrix:_SharpYuvGetConversionMatrix,SharpYuvInit:_SharpYuvInit,__assert_fail:___assert_fail,__asyncjs__js_fd_read:__asyncjs__js_fd_read,__asyncjs__js_module_onMessage:__asyncjs__js_module_onMessage,__asyncjs__js_popen_to_file:__asyncjs__js_popen_to_file,__asyncjs__wasm_poll_socket:__asyncjs__wasm_poll_socket,__call_sighandler:___call_sighandler,__syscall_accept4:___syscall_accept4,__syscall_bind:___syscall_bind,__syscall_chdir:___syscall_chdir,__syscall_chmod:___syscall_chmod,__syscall_connect:___syscall_connect,__syscall_dup:___syscall_dup,__syscall_dup3:___syscall_dup3,__syscall_faccessat:___syscall_faccessat,__syscall_fallocate:___syscall_fallocate,__syscall_fchmod:___syscall_fchmod,__syscall_fchown32:___syscall_fchown32,__syscall_fchownat:___syscall_fchownat,__syscall_fcntl64:___syscall_fcntl64,__syscall_fdatasync:___syscall_fdatasync,__syscall_fstat64:___syscall_fstat64,__syscall_ftruncate64:___syscall_ftruncate64,__syscall_getcwd:___syscall_getcwd,__syscall_getdents64:___syscall_getdents64,__syscall_getpeername:___syscall_getpeername,__syscall_getsockname:___syscall_getsockname,__syscall_getsockopt:___syscall_getsockopt,__syscall_ioctl:___syscall_ioctl,__syscall_listen:___syscall_listen,__syscall_lstat64:___syscall_lstat64,__syscall_mkdirat:___syscall_mkdirat,__syscall_newfstatat:___syscall_newfstatat,__syscall_openat:___syscall_openat,__syscall_pipe:___syscall_pipe,__syscall_poll:___syscall_poll,__syscall_readlinkat:___syscall_readlinkat,__syscall_recvfrom:___syscall_recvfrom,__syscall_renameat:___syscall_renameat,__syscall_rmdir:___syscall_rmdir,__syscall_sendto:___syscall_sendto,__syscall_socket:___syscall_socket,__syscall_stat64:___syscall_stat64,__syscall_statfs64:___syscall_statfs64,__syscall_symlink:___syscall_symlink,__syscall_unlinkat:___syscall_unlinkat,__syscall_utimensat:___syscall_utimensat,_abort_js:__abort_js,_emscripten_get_now_is_monotonic:__emscripten_get_now_is_monotonic,_emscripten_lookup_name:__emscripten_lookup_name,_emscripten_memcpy_js:__emscripten_memcpy_js,_emscripten_runtime_keepalive_clear:__emscripten_runtime_keepalive_clear,_gmtime_js:__gmtime_js,_localtime_js:__localtime_js,_mktime_js:__mktime_js,_mmap_js:__mmap_js,_munmap_js:__munmap_js,_setitimer_js:__setitimer_js,_tzset_js:__tzset_js,emscripten_date_now:_emscripten_date_now,emscripten_get_heap_max:_emscripten_get_heap_max,emscripten_get_now:_emscripten_get_now,emscripten_resize_heap:_emscripten_resize_heap,emscripten_sleep:_emscripten_sleep,environ_get:_environ_get,environ_sizes_get:_environ_sizes_get,exit:_exit,fd_close:_fd_close,fd_fdstat_get:_fd_fdstat_get,fd_read:_fd_read,fd_seek:_fd_seek,fd_write:_fd_write,getaddrinfo:_getaddrinfo,getnameinfo:_getnameinfo,getprotobyname:_getprotobyname,getprotobynumber:_getprotobynumber,js_create_input_device:_js_create_input_device,js_open_process:_js_open_process,js_process_status:_js_process_status,js_waitpid:_js_waitpid,proc_exit:_proc_exit,strftime:_strftime,strftime_l:_strftime_l,strptime:_strptime,wasm_setsockopt:_wasm_setsockopt};var wasmExports=createWasm();var ___wasm_call_ctors=()=>(___wasm_call_ctors=wasmExports["__wasm_call_ctors"])();var _malloc=a0=>(_malloc=wasmExports["malloc"])(a0);var _wasm_read=Module["_wasm_read"]=(a0,a1,a2)=>(_wasm_read=Module["_wasm_read"]=wasmExports["wasm_read"])(a0,a1,a2);var _fflush=a0=>(_fflush=wasmExports["fflush"])(a0);var _wasm_popen=Module["_wasm_popen"]=(a0,a1)=>(_wasm_popen=Module["_wasm_popen"]=wasmExports["wasm_popen"])(a0,a1);var _wasm_php_exec=Module["_wasm_php_exec"]=(a0,a1,a2,a3)=>(_wasm_php_exec=Module["_wasm_php_exec"]=wasmExports["wasm_php_exec"])(a0,a1,a2,a3);var _php_pollfd_for=Module["_php_pollfd_for"]=(a0,a1,a2)=>(_php_pollfd_for=Module["_php_pollfd_for"]=wasmExports["php_pollfd_for"])(a0,a1,a2);var _htons=a0=>(_htons=wasmExports["htons"])(a0);var _ntohs=a0=>(_ntohs=wasmExports["ntohs"])(a0);var _htonl=a0=>(_htonl=wasmExports["htonl"])(a0);var _wasm_sleep=Module["_wasm_sleep"]=a0=>(_wasm_sleep=Module["_wasm_sleep"]=wasmExports["wasm_sleep"])(a0);var 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function instantiateAsync(binary,binaryFile,imports){if(!binary&&typeof WebAssembly.instantiateStreaming=="function"&&!isDataURI(binaryFile)&&typeof fetch=="function"){try{var response=fetch(binaryFile,{credentials:"same-origin"});var instantiationResult=await WebAssembly.instantiateStreaming(response,imports);return instantiationResult}catch(reason){err(`wasm streaming compile failed: ${reason}`);err("falling back to ArrayBuffer instantiation")}}return instantiateArrayBuffer(binaryFile,imports)}function getWasmImports(){Asyncify.instrumentWasmImports(wasmImports);return{env:wasmImports,wasi_snapshot_preview1:wasmImports}}async function createWasm(){function 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webSockets){if(events&POLLIN||events&POLLPRI){polls.push(PHPWASM.awaitData(ws));lookingFor.add("POLLIN")}if(events&POLLOUT){polls.push(PHPWASM.awaitConnection(ws));lookingFor.add("POLLOUT")}if(events&POLLHUP){polls.push(PHPWASM.awaitClose(ws));lookingFor.add("POLLHUP")}if(events&POLLERR||events&POLLNVAL){polls.push(PHPWASM.awaitError(ws));lookingFor.add("POLLERR")}}}else{setTimeout(function(){wakeUp(1)},timeout);return}if(polls.length===0){console.warn("Unsupported poll event "+events+", defaulting to setTimeout().");setTimeout(function(){wakeUp(0)},timeout);return}const promises=polls.map(([promise])=>promise);const clearPolling=()=>polls.forEach(([,clear])=>clear());let awaken=false;let timeoutId;Promise.race(promises).then(function(results){if(!awaken){awaken=true;wakeUp(1);if(timeoutId){clearTimeout(timeoutId)}clearPolling()}});if(timeout!==-1){timeoutId=setTimeout(function(){if(!awaken){awaken=true;wakeUp(0);clearPolling()}},timeout)}})})}__asyncjs__wasm_poll_socket.sig="iiii";function __asyncjs__js_fd_read(fd,iov,iovcnt,pnum){return Asyncify.handleAsync(async()=>{const returnCallback=resolver=>new Promise(resolver);if(Asyncify?.State?.Normal===undefined||Asyncify?.state===Asyncify?.State?.Normal){var returnCode;var stream;let num=0;try{stream=SYSCALLS.getStreamFromFD(fd);const num=doReadv(stream,iov,iovcnt);HEAPU32[pnum>>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError")){throw e}if(e.errno!==6||!(stream?.fd in PHPWASM.child_proc_by_fd)){HEAPU32[pnum>>2]=0;return returnCode}}}return returnCallback(wakeUp=>{var retries=0;var interval=50;var timeout=5e3;var maxRetries=timeout/interval;function poll(){var returnCode;var stream;let 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responsePtr=_malloc(responseSize+1);HEAPU8.set(responseBytes,responsePtr);HEAPU8[responsePtr+responseSize]=0;HEAPU8[response_buffer]=responsePtr;HEAPU8[response_buffer+1]=responsePtr>>8;HEAPU8[response_buffer+2]=responsePtr>>16;HEAPU8[response_buffer+3]=responsePtr>>24;return responseSize}).catch(e=>{console.error(e);return-1})}})}__asyncjs__js_module_onMessage.sig="iii";class ExitStatus{name="ExitStatus";constructor(status){this.message=`Program terminated with exit(${status})`;this.status=status}} +ExitStatus = class PHPExitStatus extends Error { +constructor(status) { + super(status); + this.name = "ExitStatus"; + this.message = "Program terminated with exit(" + status + ")"; + this.status = status; + } +};var callRuntimeCallbacks=callbacks=>{while(callbacks.length>0){callbacks.shift()(Module)}};var noExitRuntime=Module["noExitRuntime"]||false;function _SharpYuvConvert(){abort("missing function: SharpYuvConvert")}_SharpYuvConvert.stub=true;function _SharpYuvGetConversionMatrix(){abort("missing function: SharpYuvGetConversionMatrix")}_SharpYuvGetConversionMatrix.stub=true;function _SharpYuvInit(){abort("missing function: SharpYuvInit")}_SharpYuvInit.stub=true;var UTF8Decoder=typeof TextDecoder!="undefined"?new TextDecoder:undefined;var UTF8ArrayToString=(heapOrArray,idx=0,maxBytesToRead=NaN)=>{var endIdx=idx+maxBytesToRead;var endPtr=idx;while(heapOrArray[endPtr]&&!(endPtr>=endIdx))++endPtr;if(endPtr-idx>16&&heapOrArray.buffer&&UTF8Decoder){return UTF8Decoder.decode(heapOrArray.subarray(idx,endPtr))}var str="";while(idx>10,56320|ch&1023)}}return str};var UTF8ToString=(ptr,maxBytesToRead)=>ptr?UTF8ArrayToString(HEAPU8,ptr,maxBytesToRead):"";Module["UTF8ToString"]=UTF8ToString;var ___assert_fail=(condition,filename,line,func)=>abort(`Assertion failed: ${UTF8ToString(condition)}, at: `+[filename?UTF8ToString(filename):"unknown filename",line,func?UTF8ToString(func):"unknown function"]);var wasmTableMirror=[];var wasmTable;var getWasmTableEntry=funcPtr=>{var func=wasmTableMirror[funcPtr];if(!func){if(funcPtr>=wasmTableMirror.length)wasmTableMirror.length=funcPtr+1;wasmTableMirror[funcPtr]=func=wasmTable.get(funcPtr);if(Asyncify.isAsyncExport(func)){wasmTableMirror[funcPtr]=func=Asyncify.makeAsyncFunction(func)}}return func};var ___call_sighandler=(fp,sig)=>getWasmTableEntry(fp)(sig);var initRandomFill=()=>{if(typeof crypto=="object"&&typeof crypto["getRandomValues"]=="function"){return view=>crypto.getRandomValues(view)}else abort("initRandomDevice")};var randomFill=view=>(randomFill=initRandomFill())(view);var PATH={isAbs:path=>path.charAt(0)==="/",splitPath:filename=>{var splitPathRe=/^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/;return splitPathRe.exec(filename).slice(1)},normalizeArray:(parts,allowAboveRoot)=>{var up=0;for(var i=parts.length-1;i>=0;i--){var last=parts[i];if(last==="."){parts.splice(i,1)}else if(last===".."){parts.splice(i,1);up++}else if(up){parts.splice(i,1);up--}}if(allowAboveRoot){for(;up;up--){parts.unshift("..")}}return parts},normalize:path=>{var isAbsolute=PATH.isAbs(path),trailingSlash=path.substr(-1)==="/";path=PATH.normalizeArray(path.split("/").filter(p=>!!p),!isAbsolute).join("/");if(!path&&!isAbsolute){path="."}if(path&&trailingSlash){path+="/"}return(isAbsolute?"/":"")+path},dirname:path=>{var result=PATH.splitPath(path),root=result[0],dir=result[1];if(!root&&!dir){return"."}if(dir){dir=dir.substr(0,dir.length-1)}return root+dir},basename:path=>{if(path==="/")return"/";path=PATH.normalize(path);path=path.replace(/\/$/,"");var lastSlash=path.lastIndexOf("/");if(lastSlash===-1)return path;return path.substr(lastSlash+1)},join:(...paths)=>PATH.normalize(paths.join("/")),join2:(l,r)=>PATH.normalize(l+"/"+r)};var PATH_FS={resolve:(...args)=>{var resolvedPath="",resolvedAbsolute=false;for(var i=args.length-1;i>=-1&&!resolvedAbsolute;i--){var path=i>=0?args[i]:FS.cwd();if(typeof path!="string"){throw new TypeError("Arguments to path.resolve must be strings")}else if(!path){return""}resolvedPath=path+"/"+resolvedPath;resolvedAbsolute=PATH.isAbs(path)}resolvedPath=PATH.normalizeArray(resolvedPath.split("/").filter(p=>!!p),!resolvedAbsolute).join("/");return(resolvedAbsolute?"/":"")+resolvedPath||"."},relative:(from,to)=>{from=PATH_FS.resolve(from).substr(1);to=PATH_FS.resolve(to).substr(1);function trim(arr){var start=0;for(;start=0;end--){if(arr[end]!=="")break}if(start>end)return[];return arr.slice(start,end-start+1)}var fromParts=trim(from.split("/"));var toParts=trim(to.split("/"));var length=Math.min(fromParts.length,toParts.length);var samePartsLength=length;for(var i=0;i{var len=0;for(var i=0;i=55296&&c<=57343){len+=4;++i}else{len+=3}}return len};Module["lengthBytesUTF8"]=lengthBytesUTF8;var stringToUTF8Array=(str,heap,outIdx,maxBytesToWrite)=>{if(!(maxBytesToWrite>0))return 0;var startIdx=outIdx;var endIdx=outIdx+maxBytesToWrite-1;for(var i=0;i=55296&&u<=57343){var u1=str.charCodeAt(++i);u=65536+((u&1023)<<10)|u1&1023}if(u<=127){if(outIdx>=endIdx)break;heap[outIdx++]=u}else if(u<=2047){if(outIdx+1>=endIdx)break;heap[outIdx++]=192|u>>6;heap[outIdx++]=128|u&63}else if(u<=65535){if(outIdx+2>=endIdx)break;heap[outIdx++]=224|u>>12;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}else{if(outIdx+3>=endIdx)break;heap[outIdx++]=240|u>>18;heap[outIdx++]=128|u>>12&63;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}}heap[outIdx]=0;return outIdx-startIdx};function intArrayFromString(stringy,dontAddNull,length){var len=length>0?length:lengthBytesUTF8(stringy)+1;var u8array=new Array(len);var numBytesWritten=stringToUTF8Array(stringy,u8array,0,u8array.length);if(dontAddNull)u8array.length=numBytesWritten;return u8array}var FS_stdin_getChar=()=>{if(!FS_stdin_getChar_buffer.length){var result=null;if(typeof window!="undefined"&&typeof window.prompt=="function"){result=window.prompt("Input: ");if(result!==null){result+="\n"}}else{}if(!result){return null}FS_stdin_getChar_buffer=intArrayFromString(result,true)}return FS_stdin_getChar_buffer.shift()};var TTY={ttys:[],init(){},shutdown(){},register(dev,ops){TTY.ttys[dev]={input:[],output:[],ops};FS.registerDevice(dev,TTY.stream_ops)},stream_ops:{open(stream){var tty=TTY.ttys[stream.node.rdev];if(!tty){throw new FS.ErrnoError(43)}stream.tty=tty;stream.seekable=false},close(stream){stream.tty.ops.fsync(stream.tty)},fsync(stream){stream.tty.ops.fsync(stream.tty)},read(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.get_char){throw new FS.ErrnoError(60)}var bytesRead=0;for(var i=0;i0){out(UTF8ArrayToString(tty.output));tty.output=[]}},ioctl_tcgets(tty){return{c_iflag:25856,c_oflag:5,c_cflag:191,c_lflag:35387,c_cc:[3,28,127,21,4,0,1,0,17,19,26,0,18,15,23,22,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]}},ioctl_tcsets(tty,optional_actions,data){return 0},ioctl_tiocgwinsz(tty){return[24,80]}},default_tty1_ops:{put_char(tty,val){if(val===null||val===10){err(UTF8ArrayToString(tty.output));tty.output=[]}else{if(val!=0)tty.output.push(val)}},fsync(tty){if(tty.output&&tty.output.length>0){err(UTF8ArrayToString(tty.output));tty.output=[]}}}};var zeroMemory=(address,size)=>{HEAPU8.fill(0,address,address+size)};var alignMemory=(size,alignment)=>Math.ceil(size/alignment)*alignment;var mmapAlloc=size=>{size=alignMemory(size,65536);var ptr=_emscripten_builtin_memalign(65536,size);if(ptr)zeroMemory(ptr,size);return ptr};var MEMFS={ops_table:null,mount(mount){return MEMFS.createNode(null,"/",16895,0)},createNode(parent,name,mode,dev){if(FS.isBlkdev(mode)||FS.isFIFO(mode)){throw new FS.ErrnoError(63)}MEMFS.ops_table||={dir:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,lookup:MEMFS.node_ops.lookup,mknod:MEMFS.node_ops.mknod,rename:MEMFS.node_ops.rename,unlink:MEMFS.node_ops.unlink,rmdir:MEMFS.node_ops.rmdir,readdir:MEMFS.node_ops.readdir,symlink:MEMFS.node_ops.symlink},stream:{llseek:MEMFS.stream_ops.llseek}},file:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:{llseek:MEMFS.stream_ops.llseek,read:MEMFS.stream_ops.read,write:MEMFS.stream_ops.write,allocate:MEMFS.stream_ops.allocate,mmap:MEMFS.stream_ops.mmap,msync:MEMFS.stream_ops.msync}},link:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,readlink:MEMFS.node_ops.readlink},stream:{}},chrdev:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:FS.chrdev_stream_ops}};var node=FS.createNode(parent,name,mode,dev);if(FS.isDir(node.mode)){node.node_ops=MEMFS.ops_table.dir.node;node.stream_ops=MEMFS.ops_table.dir.stream;node.contents={}}else if(FS.isFile(node.mode)){node.node_ops=MEMFS.ops_table.file.node;node.stream_ops=MEMFS.ops_table.file.stream;node.usedBytes=0;node.contents=null}else if(FS.isLink(node.mode)){node.node_ops=MEMFS.ops_table.link.node;node.stream_ops=MEMFS.ops_table.link.stream}else if(FS.isChrdev(node.mode)){node.node_ops=MEMFS.ops_table.chrdev.node;node.stream_ops=MEMFS.ops_table.chrdev.stream}node.atime=node.mtime=node.ctime=Date.now();if(parent){parent.contents[name]=node;parent.atime=parent.mtime=parent.ctime=node.atime}return node},getFileDataAsTypedArray(node){if(!node.contents)return new Uint8Array(0);if(node.contents.subarray)return node.contents.subarray(0,node.usedBytes);return new Uint8Array(node.contents)},expandFileStorage(node,newCapacity){var prevCapacity=node.contents?node.contents.length:0;if(prevCapacity>=newCapacity)return;var CAPACITY_DOUBLING_MAX=1024*1024;newCapacity=Math.max(newCapacity,prevCapacity*(prevCapacity>>0);if(prevCapacity!=0)newCapacity=Math.max(newCapacity,256);var oldContents=node.contents;node.contents=new Uint8Array(newCapacity);if(node.usedBytes>0)node.contents.set(oldContents.subarray(0,node.usedBytes),0)},resizeFileStorage(node,newSize){if(node.usedBytes==newSize)return;if(newSize==0){node.contents=null;node.usedBytes=0}else{var oldContents=node.contents;node.contents=new Uint8Array(newSize);if(oldContents){node.contents.set(oldContents.subarray(0,Math.min(newSize,node.usedBytes)))}node.usedBytes=newSize}},node_ops:{getattr(node){var attr={};attr.dev=FS.isChrdev(node.mode)?node.id:1;attr.ino=node.id;attr.mode=node.mode;attr.nlink=1;attr.uid=0;attr.gid=0;attr.rdev=node.rdev;if(FS.isDir(node.mode)){attr.size=4096}else if(FS.isFile(node.mode)){attr.size=node.usedBytes}else if(FS.isLink(node.mode)){attr.size=node.link.length}else{attr.size=0}attr.atime=new Date(node.atime);attr.mtime=new Date(node.mtime);attr.ctime=new Date(node.ctime);attr.blksize=4096;attr.blocks=Math.ceil(attr.size/attr.blksize);return attr},setattr(node,attr){for(const key of["mode","atime","mtime","ctime"]){if(attr[key]){node[key]=attr[key]}}if(attr.size!==undefined){MEMFS.resizeFileStorage(node,attr.size)}},lookup(parent,name){throw MEMFS.doesNotExistError},mknod(parent,name,mode,dev){return MEMFS.createNode(parent,name,mode,dev)},rename(old_node,new_dir,new_name){var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(new_node){if(FS.isDir(old_node.mode)){for(var i in new_node.contents){throw new FS.ErrnoError(55)}}FS.hashRemoveNode(new_node)}delete old_node.parent.contents[old_node.name];new_dir.contents[new_name]=old_node;old_node.name=new_name;new_dir.ctime=new_dir.mtime=old_node.parent.ctime=old_node.parent.mtime=Date.now()},unlink(parent,name){delete parent.contents[name];parent.ctime=parent.mtime=Date.now()},rmdir(parent,name){var node=FS.lookupNode(parent,name);for(var i in node.contents){throw new FS.ErrnoError(55)}delete parent.contents[name];parent.ctime=parent.mtime=Date.now()},readdir(node){return[".","..",...Object.keys(node.contents)]},symlink(parent,newname,oldpath){var node=MEMFS.createNode(parent,newname,511|40960,0);node.link=oldpath;return node},readlink(node){if(!FS.isLink(node.mode)){throw new FS.ErrnoError(28)}return node.link}},stream_ops:{read(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=stream.node.usedBytes)return 0;var size=Math.min(stream.node.usedBytes-position,length);if(size>8&&contents.subarray){buffer.set(contents.subarray(position,position+size),offset)}else{for(var i=0;i0||position+length{var arrayBuffer=await readAsync(url);return new Uint8Array(arrayBuffer)};asyncLoad.isAsync=true;var FS_createDataFile=(parent,name,fileData,canRead,canWrite,canOwn)=>{FS.createDataFile(parent,name,fileData,canRead,canWrite,canOwn)};var preloadPlugins=Module["preloadPlugins"]||[];var FS_handledByPreloadPlugin=(byteArray,fullname,finish,onerror)=>{if(typeof Browser!="undefined")Browser.init();var handled=false;preloadPlugins.forEach(plugin=>{if(handled)return;if(plugin["canHandle"](fullname)){plugin["handle"](byteArray,fullname,finish,onerror);handled=true}});return handled};var FS_createPreloadedFile=(parent,name,url,canRead,canWrite,onload,onerror,dontCreateFile,canOwn,preFinish)=>{var fullname=name?PATH_FS.resolve(PATH.join2(parent,name)):parent;var dep=getUniqueRunDependency(`cp ${fullname}`);function processData(byteArray){function finish(byteArray){preFinish?.();if(!dontCreateFile){FS_createDataFile(parent,name,byteArray,canRead,canWrite,canOwn)}onload?.();removeRunDependency(dep)}if(FS_handledByPreloadPlugin(byteArray,fullname,finish,()=>{onerror?.();removeRunDependency(dep)})){return}finish(byteArray)}addRunDependency(dep);if(typeof url=="string"){asyncLoad(url).then(processData,onerror)}else{processData(url)}};var FS_modeStringToFlags=str=>{var flagModes={r:0,"r+":2,w:512|64|1,"w+":512|64|2,a:1024|64|1,"a+":1024|64|2};var flags=flagModes[str];if(typeof flags=="undefined"){throw new Error(`Unknown file open mode: ${str}`)}return flags};var FS_getMode=(canRead,canWrite)=>{var mode=0;if(canRead)mode|=292|73;if(canWrite)mode|=146;return mode};var ERRNO_CODES={EPERM:63,ENOENT:44,ESRCH:71,EINTR:27,EIO:29,ENXIO:60,E2BIG:1,ENOEXEC:45,EBADF:8,ECHILD:12,EAGAIN:6,EWOULDBLOCK:6,ENOMEM:48,EACCES:2,EFAULT:21,ENOTBLK:105,EBUSY:10,EEXIST:20,EXDEV:75,ENODEV:43,ENOTDIR:54,EISDIR:31,EINVAL:28,ENFILE:41,EMFILE:33,ENOTTY:59,ETXTBSY:74,EFBIG:22,ENOSPC:51,ESPIPE:70,EROFS:69,EMLINK:34,EPIPE:64,EDOM:18,ERANGE:68,ENOMSG:49,EIDRM:24,ECHRNG:106,EL2NSYNC:156,EL3HLT:107,EL3RST:108,ELNRNG:109,EUNATCH:110,ENOCSI:111,EL2HLT:112,EDEADLK:16,ENOLCK:46,EBADE:113,EBADR:114,EXFULL:115,ENOANO:104,EBADRQC:103,EBADSLT:102,EDEADLOCK:16,EBFONT:101,ENOSTR:100,ENODATA:116,ETIME:117,ENOSR:118,ENONET:119,ENOPKG:120,EREMOTE:121,ENOLINK:47,EADV:122,ESRMNT:123,ECOMM:124,EPROTO:65,EMULTIHOP:36,EDOTDOT:125,EBADMSG:9,ENOTUNIQ:126,EBADFD:127,EREMCHG:128,ELIBACC:129,ELIBBAD:130,ELIBSCN:131,ELIBMAX:132,ELIBEXEC:133,ENOSYS:52,ENOTEMPTY:55,ENAMETOOLONG:37,ELOOP:32,EOPNOTSUPP:138,EPFNOSUPPORT:139,ECONNRESET:15,ENOBUFS:42,EAFNOSUPPORT:5,EPROTOTYPE:67,ENOTSOCK:57,ENOPROTOOPT:50,ESHUTDOWN:140,ECONNREFUSED:14,EADDRINUSE:3,ECONNABORTED:13,ENETUNREACH:40,ENETDOWN:38,ETIMEDOUT:73,EHOSTDOWN:142,EHOSTUNREACH:23,EINPROGRESS:26,EALREADY:7,EDESTADDRREQ:17,EMSGSIZE:35,EPROTONOSUPPORT:66,ESOCKTNOSUPPORT:137,EADDRNOTAVAIL:4,ENETRESET:39,EISCONN:30,ENOTCONN:53,ETOOMANYREFS:141,EUSERS:136,EDQUOT:19,ESTALE:72,ENOTSUP:138,ENOMEDIUM:148,EILSEQ:25,EOVERFLOW:61,ECANCELED:11,ENOTRECOVERABLE:56,EOWNERDEAD:62,ESTRPIPE:135};var PROXYFS={mount(mount){return PROXYFS.createNode(null,"/",mount.opts.fs.lstat(mount.opts.root).mode,0)},createNode(parent,name,mode,dev){if(!FS.isDir(mode)&&!FS.isFile(mode)&&!FS.isLink(mode)){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}var node=FS.createNode(parent,name,mode);node.node_ops=PROXYFS.node_ops;node.stream_ops=PROXYFS.stream_ops;return node},realPath(node){var parts=[];while(node.parent!==node){parts.push(node.name);node=node.parent}parts.push(node.mount.opts.root);parts.reverse();return PATH.join(...parts)},node_ops:{getattr(node){var path=PROXYFS.realPath(node);var stat;try{stat=node.mount.opts.fs.lstat(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return{dev:stat.dev,ino:stat.ino,mode:stat.mode,nlink:stat.nlink,uid:stat.uid,gid:stat.gid,rdev:stat.rdev,size:stat.size,atime:stat.atime,mtime:stat.mtime,ctime:stat.ctime,blksize:stat.blksize,blocks:stat.blocks}},setattr(node,attr){var path=PROXYFS.realPath(node);try{if(attr.mode!==undefined){node.mount.opts.fs.chmod(path,attr.mode);node.mode=attr.mode}if(attr.atime||attr.mtime){var atime=new Date(attr.atime||attr.mtime);var mtime=new Date(attr.mtime||attr.atime);node.mount.opts.fs.utime(path,atime,mtime)}if(attr.size!==undefined){node.mount.opts.fs.truncate(path,attr.size)}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},lookup(parent,name){try{var path=PATH.join2(PROXYFS.realPath(parent),name);var mode=parent.mount.opts.fs.lstat(path).mode;var node=PROXYFS.createNode(parent,name,mode);return node}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},mknod(parent,name,mode,dev){var node=PROXYFS.createNode(parent,name,mode,dev);var path=PROXYFS.realPath(node);try{if(FS.isDir(node.mode)){node.mount.opts.fs.mkdir(path,node.mode)}else{node.mount.opts.fs.writeFile(path,"",{mode:node.mode})}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return node},rename(oldNode,newDir,newName){var oldPath=PROXYFS.realPath(oldNode);var newPath=PATH.join2(PROXYFS.realPath(newDir),newName);try{oldNode.mount.opts.fs.rename(oldPath,newPath);oldNode.name=newName}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},unlink(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.unlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},rmdir(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.rmdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readdir(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},symlink(parent,newName,oldPath){var newPath=PATH.join2(PROXYFS.realPath(parent),newName);try{parent.mount.opts.fs.symlink(oldPath,newPath)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readlink(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}}},stream_ops:{open(stream){var path=PROXYFS.realPath(stream.node);try{stream.nfd=stream.node.mount.opts.fs.open(path,stream.flags)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},close(stream){try{stream.node.mount.opts.fs.close(stream.nfd)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},read(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.read(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},write(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.write(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},llseek(stream,offset,whence){var position=offset;if(whence===1){position+=stream.position}else if(whence===2){if(FS.isFile(stream.node.mode)){try{var stat=stream.node.node_ops.getattr(stream.node);position+=stat.size}catch(e){throw new FS.ErrnoError(ERRNO_CODES[e.code])}}}if(position<0){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}return position}}};var FS={root:null,mounts:[],devices:{},streams:[],nextInode:1,nameTable:null,currentPath:"/",initialized:false,ignorePermissions:true,ErrnoError:class{name="ErrnoError";constructor(errno){this.errno=errno}},filesystems:null,syncFSRequests:0,readFiles:{},FSStream:class{shared={};get object(){return this.node}set object(val){this.node=val}get isRead(){return(this.flags&2097155)!==1}get isWrite(){return(this.flags&2097155)!==0}get isAppend(){return this.flags&1024}get flags(){return this.shared.flags}set flags(val){this.shared.flags=val}get position(){return this.shared.position}set position(val){this.shared.position=val}},FSNode:class{node_ops={};stream_ops={};readMode=292|73;writeMode=146;mounted=null;constructor(parent,name,mode,rdev){if(!parent){parent=this}this.parent=parent;this.mount=parent.mount;this.id=FS.nextInode++;this.name=name;this.mode=mode;this.rdev=rdev;this.atime=this.mtime=this.ctime=Date.now()}get read(){return(this.mode&this.readMode)===this.readMode}set read(val){val?this.mode|=this.readMode:this.mode&=~this.readMode}get write(){return(this.mode&this.writeMode)===this.writeMode}set write(val){val?this.mode|=this.writeMode:this.mode&=~this.writeMode}get isFolder(){return FS.isDir(this.mode)}get isDevice(){return FS.isChrdev(this.mode)}},lookupPath(path,opts={}){if(!path)return{path:"",node:null};opts.follow_mount??=true;if(!PATH.isAbs(path)){path=FS.cwd()+"/"+path}linkloop:for(var nlinks=0;nlinks<40;nlinks++){var parts=path.split("/").filter(p=>!!p&&p!==".");var current=FS.root;var current_path="/";for(var i=0;i>>0)%FS.nameTable.length},hashAddNode(node){var hash=FS.hashName(node.parent.id,node.name);node.name_next=FS.nameTable[hash];FS.nameTable[hash]=node},hashRemoveNode(node){var hash=FS.hashName(node.parent.id,node.name);if(FS.nameTable[hash]===node){FS.nameTable[hash]=node.name_next}else{var current=FS.nameTable[hash];while(current){if(current.name_next===node){current.name_next=node.name_next;break}current=current.name_next}}},lookupNode(parent,name){var errCode=FS.mayLookup(parent);if(errCode){throw new FS.ErrnoError(errCode)}var hash=FS.hashName(parent.id,name);for(var node=FS.nameTable[hash];node;node=node.name_next){var nodeName=node.name;if(node.parent.id===parent.id&&nodeName===name){return node}}return FS.lookup(parent,name)},createNode(parent,name,mode,rdev){var node=new FS.FSNode(parent,name,mode,rdev);FS.hashAddNode(node);return node},destroyNode(node){FS.hashRemoveNode(node)},isRoot(node){return node===node.parent},isMountpoint(node){return!!node.mounted},isFile(mode){return(mode&61440)===32768},isDir(mode){return(mode&61440)===16384},isLink(mode){return(mode&61440)===40960},isChrdev(mode){return(mode&61440)===8192},isBlkdev(mode){return(mode&61440)===24576},isFIFO(mode){return(mode&61440)===4096},isSocket(mode){return(mode&49152)===49152},flagsToPermissionString(flag){var perms=["r","w","rw"][flag&3];if(flag&512){perms+="w"}return perms},nodePermissions(node,perms){if(FS.ignorePermissions){return 0}if(perms.includes("r")&&!(node.mode&292)){return 2}else if(perms.includes("w")&&!(node.mode&146)){return 2}else if(perms.includes("x")&&!(node.mode&73)){return 2}return 0},mayLookup(dir){if(!FS.isDir(dir.mode))return 54;var errCode=FS.nodePermissions(dir,"x");if(errCode)return errCode;if(!dir.node_ops.lookup)return 2;return 0},mayCreate(dir,name){if(!FS.isDir(dir.mode)){return 54}try{var node=FS.lookupNode(dir,name);return 20}catch(e){}return FS.nodePermissions(dir,"wx")},mayDelete(dir,name,isdir){var node;try{node=FS.lookupNode(dir,name)}catch(e){return e.errno}var errCode=FS.nodePermissions(dir,"wx");if(errCode){return errCode}if(isdir){if(!FS.isDir(node.mode)){return 54}if(FS.isRoot(node)||FS.getPath(node)===FS.cwd()){return 10}}else{if(FS.isDir(node.mode)){return 31}}return 0},mayOpen(node,flags){if(!node){return 44}if(FS.isLink(node.mode)){return 32}else if(FS.isDir(node.mode)){if(FS.flagsToPermissionString(flags)!=="r"||flags&512){return 31}}return FS.nodePermissions(node,FS.flagsToPermissionString(flags))},MAX_OPEN_FDS:4096,nextfd(){for(var fd=0;fd<=FS.MAX_OPEN_FDS;fd++){if(!FS.streams[fd]){return fd}}throw new FS.ErrnoError(33)},getStreamChecked(fd){var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}return stream},getStream:fd=>FS.streams[fd],createStream(stream,fd=-1){stream=Object.assign(new FS.FSStream,stream);if(fd==-1){fd=FS.nextfd()}stream.fd=fd;FS.streams[fd]=stream;return stream},closeStream(fd){FS.streams[fd]=null},dupStream(origStream,fd=-1){var stream=FS.createStream(origStream,fd);stream.stream_ops?.dup?.(stream);return stream},chrdev_stream_ops:{open(stream){var device=FS.getDevice(stream.node.rdev);stream.stream_ops=device.stream_ops;stream.stream_ops.open?.(stream)},llseek(){throw new FS.ErrnoError(70)}},major:dev=>dev>>8,minor:dev=>dev&255,makedev:(ma,mi)=>ma<<8|mi,registerDevice(dev,ops){FS.devices[dev]={stream_ops:ops}},getDevice:dev=>FS.devices[dev],getMounts(mount){var mounts=[];var check=[mount];while(check.length){var m=check.pop();mounts.push(m);check.push(...m.mounts)}return mounts},syncfs(populate,callback){if(typeof populate=="function"){callback=populate;populate=false}FS.syncFSRequests++;if(FS.syncFSRequests>1){err(`warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work`)}var mounts=FS.getMounts(FS.root.mount);var completed=0;function doCallback(errCode){FS.syncFSRequests--;return callback(errCode)}function done(errCode){if(errCode){if(!done.errored){done.errored=true;return doCallback(errCode)}return}if(++completed>=mounts.length){doCallback(null)}}mounts.forEach(mount=>{if(!mount.type.syncfs){return done(null)}mount.type.syncfs(mount,populate,done)})},mount(type,opts,mountpoint){var root=mountpoint==="/";var pseudo=!mountpoint;var node;if(root&&FS.root){throw new FS.ErrnoError(10)}else if(!root&&!pseudo){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});mountpoint=lookup.path;node=lookup.node;if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}if(!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}}var mount={type,opts,mountpoint,mounts:[]};var mountRoot=type.mount(mount);mountRoot.mount=mount;mount.root=mountRoot;if(root){FS.root=mountRoot}else if(node){node.mounted=mount;if(node.mount){node.mount.mounts.push(mount)}}return mountRoot},unmount(mountpoint){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});if(!FS.isMountpoint(lookup.node)){throw new FS.ErrnoError(28)}var node=lookup.node;var mount=node.mounted;var mounts=FS.getMounts(mount);Object.keys(FS.nameTable).forEach(hash=>{var current=FS.nameTable[hash];while(current){var next=current.name_next;if(mounts.includes(current.mount)){FS.destroyNode(current)}current=next}});node.mounted=null;var idx=node.mount.mounts.indexOf(mount);node.mount.mounts.splice(idx,1)},lookup(parent,name){return parent.node_ops.lookup(parent,name)},mknod(path,mode,dev){var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);if(!name||name==="."||name===".."){throw new FS.ErrnoError(28)}var errCode=FS.mayCreate(parent,name);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.mknod){throw new FS.ErrnoError(63)}return parent.node_ops.mknod(parent,name,mode,dev)},statfs(path){var rtn={bsize:4096,frsize:4096,blocks:1e6,bfree:5e5,bavail:5e5,files:FS.nextInode,ffree:FS.nextInode-1,fsid:42,flags:2,namelen:255};var parent=FS.lookupPath(path,{follow:true}).node;if(parent?.node_ops.statfs){Object.assign(rtn,parent.node_ops.statfs(parent.mount.opts.root))}return rtn},create(path,mode=438){mode&=4095;mode|=32768;return FS.mknod(path,mode,0)},mkdir(path,mode=511){mode&=511|512;mode|=16384;return FS.mknod(path,mode,0)},mkdirTree(path,mode){var dirs=path.split("/");var d="";for(var i=0;iFS.currentPath,chdir(path){var lookup=FS.lookupPath(path,{follow:true});if(lookup.node===null){throw new FS.ErrnoError(44)}if(!FS.isDir(lookup.node.mode)){throw new FS.ErrnoError(54)}var errCode=FS.nodePermissions(lookup.node,"x");if(errCode){throw new FS.ErrnoError(errCode)}FS.currentPath=lookup.path},createDefaultDirectories(){FS.mkdir("/tmp");FS.mkdir("/home");FS.mkdir("/home/web_user")},createDefaultDevices(){FS.mkdir("/dev");FS.registerDevice(FS.makedev(1,3),{read:()=>0,write:(stream,buffer,offset,length,pos)=>length,llseek:()=>0});FS.mkdev("/dev/null",FS.makedev(1,3));TTY.register(FS.makedev(5,0),TTY.default_tty_ops);TTY.register(FS.makedev(6,0),TTY.default_tty1_ops);FS.mkdev("/dev/tty",FS.makedev(5,0));FS.mkdev("/dev/tty1",FS.makedev(6,0));var randomBuffer=new Uint8Array(1024),randomLeft=0;var randomByte=()=>{if(randomLeft===0){randomLeft=randomFill(randomBuffer).byteLength}return randomBuffer[--randomLeft]};FS.createDevice("/dev","random",randomByte);FS.createDevice("/dev","urandom",randomByte);FS.mkdir("/dev/shm");FS.mkdir("/dev/shm/tmp")},createSpecialDirectories(){FS.mkdir("/proc");var proc_self=FS.mkdir("/proc/self");FS.mkdir("/proc/self/fd");FS.mount({mount(){var node=FS.createNode(proc_self,"fd",16895,73);node.stream_ops={llseek:MEMFS.stream_ops.llseek};node.node_ops={lookup(parent,name){var fd=+name;var stream=FS.getStreamChecked(fd);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path},id:fd+1};ret.parent=ret;return ret},readdir(){return Array.from(FS.streams.entries()).filter(([k,v])=>v).map(([k,v])=>k.toString())}};return node}},{},"/proc/self/fd")},createStandardStreams(input,output,error){if(input){FS.createDevice("/dev","stdin",input)}else{FS.symlink("/dev/tty","/dev/stdin")}if(output){FS.createDevice("/dev","stdout",null,output)}else{FS.symlink("/dev/tty","/dev/stdout")}if(error){FS.createDevice("/dev","stderr",null,error)}else{FS.symlink("/dev/tty1","/dev/stderr")}var stdin=FS.open("/dev/stdin",0);var stdout=FS.open("/dev/stdout",1);var stderr=FS.open("/dev/stderr",1)},staticInit(){FS.nameTable=new Array(4096);FS.mount(MEMFS,{},"/");FS.createDefaultDirectories();FS.createDefaultDevices();FS.createSpecialDirectories();FS.filesystems={MEMFS,PROXYFS}},init(input,output,error){FS.initialized=true;input??=Module["stdin"];output??=Module["stdout"];error??=Module["stderr"];FS.createStandardStreams(input,output,error)},quit(){FS.initialized=false;_fflush(0);for(var i=0;ithis.length-1||idx<0){return undefined}var chunkOffset=idx%this.chunkSize;var chunkNum=idx/this.chunkSize|0;return this.getter(chunkNum)[chunkOffset]}setDataGetter(getter){this.getter=getter}cacheLength(){var xhr=new XMLHttpRequest;xhr.open("HEAD",url,false);xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);var datalength=Number(xhr.getResponseHeader("Content-length"));var header;var hasByteServing=(header=xhr.getResponseHeader("Accept-Ranges"))&&header==="bytes";var usesGzip=(header=xhr.getResponseHeader("Content-Encoding"))&&header==="gzip";var chunkSize=1024*1024;if(!hasByteServing)chunkSize=datalength;var doXHR=(from,to)=>{if(from>to)throw new Error("invalid range ("+from+", "+to+") or no bytes requested!");if(to>datalength-1)throw new Error("only "+datalength+" bytes available! programmer error!");var xhr=new XMLHttpRequest;xhr.open("GET",url,false);if(datalength!==chunkSize)xhr.setRequestHeader("Range","bytes="+from+"-"+to);xhr.responseType="arraybuffer";if(xhr.overrideMimeType){xhr.overrideMimeType("text/plain; charset=x-user-defined")}xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);if(xhr.response!==undefined){return new Uint8Array(xhr.response||[])}return intArrayFromString(xhr.responseText||"",true)};var lazyArray=this;lazyArray.setDataGetter(chunkNum=>{var start=chunkNum*chunkSize;var end=(chunkNum+1)*chunkSize-1;end=Math.min(end,datalength-1);if(typeof lazyArray.chunks[chunkNum]=="undefined"){lazyArray.chunks[chunkNum]=doXHR(start,end)}if(typeof lazyArray.chunks[chunkNum]=="undefined")throw new Error("doXHR failed!");return lazyArray.chunks[chunkNum]});if(usesGzip||!datalength){chunkSize=datalength=1;datalength=this.getter(0).length;chunkSize=datalength;out("LazyFiles on gzip forces download of the whole file when length is accessed")}this._length=datalength;this._chunkSize=chunkSize;this.lengthKnown=true}get length(){if(!this.lengthKnown){this.cacheLength()}return this._length}get chunkSize(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}}if(typeof XMLHttpRequest!="undefined"){if(!ENVIRONMENT_IS_WORKER)throw"Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc";var lazyArray=new LazyUint8Array;var properties={isDevice:false,contents:lazyArray}}else{var properties={isDevice:false,url}}var node=FS.createFile(parent,name,properties,canRead,canWrite);if(properties.contents){node.contents=properties.contents}else if(properties.url){node.contents=null;node.url=properties.url}Object.defineProperties(node,{usedBytes:{get:function(){return this.contents.length}}});var stream_ops={};var keys=Object.keys(node.stream_ops);keys.forEach(key=>{var fn=node.stream_ops[key];stream_ops[key]=(...args)=>{FS.forceLoadFile(node);return fn(...args)}});function writeChunks(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=contents.length)return 0;var size=Math.min(contents.length-position,length);if(contents.slice){for(var i=0;i{FS.forceLoadFile(node);return writeChunks(stream,buffer,offset,length,position)};stream_ops.mmap=(stream,length,position,prot,flags)=>{FS.forceLoadFile(node);var ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}writeChunks(stream,HEAP8,ptr,length,position);return{ptr,allocated:true}};node.stream_ops=stream_ops;return node}};Module["FS"]=FS;var SOCKFS={websocketArgs:{},callbacks:{},on(event,callback){SOCKFS.callbacks[event]=callback},emit(event,param){SOCKFS.callbacks[event]?.(param)},mount(mount){SOCKFS.websocketArgs=Module["websocket"]||{};(Module["websocket"]??={})["on"]=SOCKFS.on;return FS.createNode(null,"/",16895,0)},createSocket(family,type,protocol){type&=~526336;var streaming=type==1;if(streaming&&protocol&&protocol!=6){throw new FS.ErrnoError(66)}var sock={family,type,protocol,server:null,error:null,peers:{},pending:[],recv_queue:[],sock_ops:SOCKFS.websocket_sock_ops};var name=SOCKFS.nextname();var node=FS.createNode(SOCKFS.root,name,49152,0);node.sock=sock;var stream=FS.createStream({path:name,node,flags:2,seekable:false,stream_ops:SOCKFS.stream_ops});sock.stream=stream;return sock},getSocket(fd){var stream=FS.getStream(fd);if(!stream||!FS.isSocket(stream.node.mode)){return null}return stream.node.sock},stream_ops:{poll(stream){var sock=stream.node.sock;return sock.sock_ops.poll(sock)},ioctl(stream,request,varargs){var sock=stream.node.sock;return sock.sock_ops.ioctl(sock,request,varargs)},read(stream,buffer,offset,length,position){var sock=stream.node.sock;var msg=sock.sock_ops.recvmsg(sock,length);if(!msg){return 0}buffer.set(msg.buffer,offset);return msg.buffer.length},write(stream,buffer,offset,length,position){var sock=stream.node.sock;return sock.sock_ops.sendmsg(sock,buffer,offset,length)},close(stream){var sock=stream.node.sock;sock.sock_ops.close(sock)}},nextname(){if(!SOCKFS.nextname.current){SOCKFS.nextname.current=0}return`socket[${SOCKFS.nextname.current++}]`},websocket_sock_ops:{createPeer(sock,addr,port){var ws;if(typeof addr=="object"){ws=addr;addr=null;port=null}if(ws){if(ws._socket){addr=ws._socket.remoteAddress;port=ws._socket.remotePort}else{var result=/ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url);if(!result){throw new Error("WebSocket URL must be in the format ws(s)://address:port")}addr=result[1];port=parseInt(result[2],10)}}else{try{var url="ws:#".replace("#","//");var subProtocols="binary";var opts=undefined;if("function"===typeof SOCKFS.websocketArgs["url"]) { +url = SOCKFS.websocketArgs["url"](...arguments); +}else if ("string" === typeof SOCKFS.websocketArgs["url"]){url=SOCKFS.websocketArgs["url"]}if(SOCKFS.websocketArgs["subprotocol"]){subProtocols=SOCKFS.websocketArgs["subprotocol"]}else if(SOCKFS.websocketArgs["subprotocol"]===null){subProtocols="null"}if(url==="ws://"||url==="wss://"){var parts=addr.split("/");url=url+parts[0]+":"+port+"/"+parts.slice(1).join("/")}if(subProtocols!=="null"){subProtocols=subProtocols.replace(/^ +| +$/g,"").split(/ *, */);opts=subProtocols}var WebSocketConstructor;{WebSocketConstructor=WebSocket}if (Module['websocket']['decorator']) {WebSocketConstructor = Module['websocket']['decorator'](WebSocketConstructor);}ws = new WebSocketConstructor(url,opts);ws.binaryType="arraybuffer"}catch(e){throw new FS.ErrnoError(23)}}var peer={addr,port,socket:ws,msg_send_queue:[]};SOCKFS.websocket_sock_ops.addPeer(sock,peer);SOCKFS.websocket_sock_ops.handlePeerEvents(sock,peer);if(sock.type===2&&typeof sock.sport!="undefined"){peer.msg_send_queue.push(new Uint8Array([255,255,255,255,"p".charCodeAt(0),"o".charCodeAt(0),"r".charCodeAt(0),"t".charCodeAt(0),(sock.sport&65280)>>8,sock.sport&255]))}return peer},getPeer(sock,addr,port){return sock.peers[addr+":"+port]},addPeer(sock,peer){sock.peers[peer.addr+":"+peer.port]=peer},removePeer(sock,peer){delete sock.peers[peer.addr+":"+peer.port]},handlePeerEvents(sock,peer){var first=true;var handleOpen=function(){sock.connecting=false;SOCKFS.emit("open",sock.stream.fd);try{var queued=peer.msg_send_queue.shift();while(queued){peer.socket.send(queued);queued=peer.msg_send_queue.shift()}}catch(e){peer.socket.close()}};function handleMessage(data){if(typeof data=="string"){var encoder=new TextEncoder;data=encoder.encode(data)}else{assert(data.byteLength!==undefined);if(data.byteLength==0){return}data=new Uint8Array(data)}var wasfirst=first;first=false;if(wasfirst&&data.length===10&&data[0]===255&&data[1]===255&&data[2]===255&&data[3]===255&&data[4]==="p".charCodeAt(0)&&data[5]==="o".charCodeAt(0)&&data[6]==="r".charCodeAt(0)&&data[7]==="t".charCodeAt(0)){var newport=data[8]<<8|data[9];SOCKFS.websocket_sock_ops.removePeer(sock,peer);peer.port=newport;SOCKFS.websocket_sock_ops.addPeer(sock,peer);return}sock.recv_queue.push({addr:peer.addr,port:peer.port,data});SOCKFS.emit("message",sock.stream.fd)}if(ENVIRONMENT_IS_NODE){peer.socket.on("open",handleOpen);peer.socket.on("message",function(data,isBinary){if(!isBinary){return}handleMessage(new Uint8Array(data).buffer)});peer.socket.on("close",function(){SOCKFS.emit("close",sock.stream.fd)});peer.socket.on("error",function(error){sock.error=14;SOCKFS.emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])})}else{peer.socket.onopen=handleOpen;peer.socket.onclose=function(){SOCKFS.emit("close",sock.stream.fd)};peer.socket.onmessage=function peer_socket_onmessage(event){handleMessage(event.data)};peer.socket.onerror=function(error){sock.error=14;SOCKFS.emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])}}},poll(sock){if(sock.type===1&&sock.server){return sock.pending.length?64|1:0}var mask=0;var dest=sock.type===1?SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport):null;if(sock.recv_queue.length||!dest||dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=64|1}if(!dest||dest&&dest.socket.readyState===dest.socket.OPEN){mask|=4}if(dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){if(sock.connecting){mask|=4}else{mask|=16}}return mask},ioctl(sock,request,arg){switch(request){case 21531:var bytes=0;if(sock.recv_queue.length){bytes=sock.recv_queue[0].data.length}HEAP32[arg>>2]=bytes;return 0;default:return 28}},close(sock){if(sock.server){try{sock.server.close()}catch(e){}sock.server=null}var peers=Object.keys(sock.peers);for(var i=0;i{var socket=SOCKFS.getSocket(fd);if(!socket)throw new FS.ErrnoError(8);return socket};var inetPton4=str=>{var b=str.split(".");for(var i=0;i<4;i++){var tmp=Number(b[i]);if(isNaN(tmp))return null;b[i]=tmp}return(b[0]|b[1]<<8|b[2]<<16|b[3]<<24)>>>0};var jstoi_q=str=>parseInt(str);var inetPton6=str=>{var words;var w,offset,z;var valid6regx=/^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i;var parts=[];if(!valid6regx.test(str)){return null}if(str==="::"){return[0,0,0,0,0,0,0,0]}if(str.startsWith("::")){str=str.replace("::","Z:")}else{str=str.replace("::",":Z:")}if(str.indexOf(".")>0){str=str.replace(new RegExp("[.]","g"),":");words=str.split(":");words[words.length-4]=jstoi_q(words[words.length-4])+jstoi_q(words[words.length-3])*256;words[words.length-3]=jstoi_q(words[words.length-2])+jstoi_q(words[words.length-1])*256;words=words.slice(0,words.length-2)}else{words=str.split(":")}offset=0;z=0;for(w=0;w{switch(family){case 2:addr=inetPton4(addr);zeroMemory(sa,16);if(addrlen){HEAP32[addrlen>>2]=16}HEAP16[sa>>1]=family;HEAP32[sa+4>>2]=addr;HEAP16[sa+2>>1]=_htons(port);break;case 10:addr=inetPton6(addr);zeroMemory(sa,28);if(addrlen){HEAP32[addrlen>>2]=28}HEAP32[sa>>2]=family;HEAP32[sa+8>>2]=addr[0];HEAP32[sa+12>>2]=addr[1];HEAP32[sa+16>>2]=addr[2];HEAP32[sa+20>>2]=addr[3];HEAP16[sa+2>>1]=_htons(port);break;default:return 5}return 0};var DNS={address_map:{id:1,addrs:{},names:{}},lookup_name(name){var res=inetPton4(name);if(res!==null){return name}res=inetPton6(name);if(res!==null){return name}var addr;if(DNS.address_map.addrs[name]){addr=DNS.address_map.addrs[name]}else{var id=DNS.address_map.id++;assert(id<65535,"exceeded max address mappings of 65535");addr="172.29."+(id&255)+"."+(id&65280);DNS.address_map.names[addr]=name;DNS.address_map.addrs[name]=addr}return addr},lookup_addr(addr){if(DNS.address_map.names[addr]){return DNS.address_map.names[addr]}return null}};function ___syscall_accept4(fd,addr,addrlen,flags,d1,d2){try{var sock=getSocketFromFD(fd);var newsock=sock.sock_ops.accept(sock);if(addr){var errno=writeSockaddr(addr,newsock.family,DNS.lookup_name(newsock.daddr),newsock.dport,addrlen)}return newsock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var inetNtop4=addr=>(addr&255)+"."+(addr>>8&255)+"."+(addr>>16&255)+"."+(addr>>24&255);var inetNtop6=ints=>{var str="";var word=0;var longest=0;var lastzero=0;var zstart=0;var len=0;var i=0;var parts=[ints[0]&65535,ints[0]>>16,ints[1]&65535,ints[1]>>16,ints[2]&65535,ints[2]>>16,ints[3]&65535,ints[3]>>16];var hasipv4=true;var v4part="";for(i=0;i<5;i++){if(parts[i]!==0){hasipv4=false;break}}if(hasipv4){v4part=inetNtop4(parts[6]|parts[7]<<16);if(parts[5]===-1){str="::ffff:";str+=v4part;return str}if(parts[5]===0){str="::";if(v4part==="0.0.0.0")v4part="";if(v4part==="0.0.0.1")v4part="1";str+=v4part;return str}}for(word=0;word<8;word++){if(parts[word]===0){if(word-lastzero>1){len=0}lastzero=word;len++}if(len>longest){longest=len;zstart=word-longest+1}}for(word=0;word<8;word++){if(longest>1){if(parts[word]===0&&word>=zstart&&word{var family=HEAP16[sa>>1];var port=_ntohs(HEAPU16[sa+2>>1]);var addr;switch(family){case 2:if(salen!==16){return{errno:28}}addr=HEAP32[sa+4>>2];addr=inetNtop4(addr);break;case 10:if(salen!==28){return{errno:28}}addr=[HEAP32[sa+8>>2],HEAP32[sa+12>>2],HEAP32[sa+16>>2],HEAP32[sa+20>>2]];addr=inetNtop6(addr);break;default:return{errno:5}}return{family,addr,port}};var getSocketAddress=(addrp,addrlen)=>{var info=readSockaddr(addrp,addrlen);if(info.errno)throw new FS.ErrnoError(info.errno);info.addr=DNS.lookup_addr(info.addr)||info.addr;return info};function ___syscall_bind(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.bind(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var SYSCALLS={DEFAULT_POLLMASK:5,calculateAt(dirfd,path,allowEmpty){if(PATH.isAbs(path)){return path}var dir;if(dirfd===-100){dir=FS.cwd()}else{var dirstream=SYSCALLS.getStreamFromFD(dirfd);dir=dirstream.path}if(path.length==0){if(!allowEmpty){throw new FS.ErrnoError(44)}return dir}return dir+"/"+path},doStat(func,path,buf){var stat=func(path);HEAP32[buf>>2]=stat.dev;HEAP32[buf+4>>2]=stat.mode;HEAPU32[buf+8>>2]=stat.nlink;HEAP32[buf+12>>2]=stat.uid;HEAP32[buf+16>>2]=stat.gid;HEAP32[buf+20>>2]=stat.rdev;tempI64=[stat.size>>>0,(tempDouble=stat.size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+24>>2]=tempI64[0],HEAP32[buf+28>>2]=tempI64[1];HEAP32[buf+32>>2]=4096;HEAP32[buf+36>>2]=stat.blocks;var atime=stat.atime.getTime();var mtime=stat.mtime.getTime();var ctime=stat.ctime.getTime();tempI64=[Math.floor(atime/1e3)>>>0,(tempDouble=Math.floor(atime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+40>>2]=tempI64[0],HEAP32[buf+44>>2]=tempI64[1];HEAPU32[buf+48>>2]=atime%1e3*1e3*1e3;tempI64=[Math.floor(mtime/1e3)>>>0,(tempDouble=Math.floor(mtime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+56>>2]=tempI64[0],HEAP32[buf+60>>2]=tempI64[1];HEAPU32[buf+64>>2]=mtime%1e3*1e3*1e3;tempI64=[Math.floor(ctime/1e3)>>>0,(tempDouble=Math.floor(ctime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+72>>2]=tempI64[0],HEAP32[buf+76>>2]=tempI64[1];HEAPU32[buf+80>>2]=ctime%1e3*1e3*1e3;tempI64=[stat.ino>>>0,(tempDouble=stat.ino,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+88>>2]=tempI64[0],HEAP32[buf+92>>2]=tempI64[1];return 0},doMsync(addr,stream,len,flags,offset){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}if(flags&2){return 0}var buffer=HEAPU8.slice(addr,addr+len);FS.msync(stream,buffer,offset,len,flags)},getStreamFromFD(fd){var stream=FS.getStreamChecked(fd);return stream},varargs:undefined,getStr(ptr){var ret=UTF8ToString(ptr);return ret}};function ___syscall_chdir(path){try{path=SYSCALLS.getStr(path);FS.chdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_chmod(path,mode){try{path=SYSCALLS.getStr(path);FS.chmod(path,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_connect(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.connect(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup(fd){try{var old=SYSCALLS.getStreamFromFD(fd);return FS.dupStream(old).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup3(fd,newfd,flags){try{var old=SYSCALLS.getStreamFromFD(fd);if(old.fd===newfd)return-28;if(newfd<0||newfd>=FS.MAX_OPEN_FDS)return-8;var existing=FS.getStream(newfd);if(existing)FS.close(existing);return FS.dupStream(old,newfd).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_faccessat(dirfd,path,amode,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(amode&~7){return-28}var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;if(!node){return-44}var perms="";if(amode&4)perms+="r";if(amode&2)perms+="w";if(amode&1)perms+="x";if(perms&&FS.nodePermissions(node,perms)){return-2}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var convertI32PairToI53Checked=(lo,hi)=>hi+2097152>>>0<4194305-!!lo?(lo>>>0)+hi*4294967296:NaN;function ___syscall_fallocate(fd,mode,offset_low,offset_high,len_low,len_high){var offset=convertI32PairToI53Checked(offset_low,offset_high);var len=convertI32PairToI53Checked(len_low,len_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);FS.allocate(stream,offset,len);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchmod(fd,mode){try{FS.fchmod(fd,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchown32(fd,owner,group){try{FS.fchown(fd,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchownat(dirfd,path,owner,group,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;flags=flags&~256;path=SYSCALLS.calculateAt(dirfd,path);(nofollow?FS.lchown:FS.chown)(path,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var syscallGetVarargI=()=>{var ret=HEAP32[+SYSCALLS.varargs>>2];SYSCALLS.varargs+=4;return ret};var syscallGetVarargP=syscallGetVarargI;function ___syscall_fcntl64(fd,cmd,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(cmd){case 0:{var arg=syscallGetVarargI();if(arg<0){return-28}while(FS.streams[arg]){arg++}var newStream;newStream=FS.dupStream(stream,arg);return newStream.fd}case 1:case 2:return 0;case 3:return stream.flags;case 4:{var arg=syscallGetVarargI();stream.flags|=arg;return 0}case 12:{var arg=syscallGetVarargP();var offset=0;HEAP16[arg+offset>>1]=2;return 0}case 13:case 14:return 0}return-28}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fdatasync(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fstat64(fd,buf){try{var stream=SYSCALLS.getStreamFromFD(fd);return SYSCALLS.doStat(FS.stat,stream.path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_ftruncate64(fd,length_low,length_high){var length=convertI32PairToI53Checked(length_low,length_high);try{if(isNaN(length))return 61;FS.ftruncate(fd,length);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var stringToUTF8=(str,outPtr,maxBytesToWrite)=>stringToUTF8Array(str,HEAPU8,outPtr,maxBytesToWrite);Module["stringToUTF8"]=stringToUTF8;function ___syscall_getcwd(buf,size){try{if(size===0)return-28;var cwd=FS.cwd();var cwdLengthInBytes=lengthBytesUTF8(cwd)+1;if(size>>0,(tempDouble=id,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos>>2]=tempI64[0],HEAP32[dirp+pos+4>>2]=tempI64[1];tempI64=[(idx+1)*struct_size>>>0,(tempDouble=(idx+1)*struct_size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos+8>>2]=tempI64[0],HEAP32[dirp+pos+12>>2]=tempI64[1];HEAP16[dirp+pos+16>>1]=280;HEAP8[dirp+pos+18]=type;stringToUTF8(name,dirp+pos+19,256);pos+=struct_size}FS.llseek(stream,idx*struct_size,0);return pos}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getpeername(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);if(!sock.daddr){return-53}var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.daddr),sock.dport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockname(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.saddr||"0.0.0.0"),sock.sport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockopt(fd,level,optname,optval,optlen,d1){try{var sock=getSocketFromFD(fd);if(level===1){if(optname===4){HEAP32[optval>>2]=sock.error;HEAP32[optlen>>2]=4;sock.error=null;return 0}}return-50}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_ioctl(fd,op,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(op){case 21509:{if(!stream.tty)return-59;return 0}case 21505:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcgets){var termios=stream.tty.ops.ioctl_tcgets(stream);var argp=syscallGetVarargP();HEAP32[argp>>2]=termios.c_iflag||0;HEAP32[argp+4>>2]=termios.c_oflag||0;HEAP32[argp+8>>2]=termios.c_cflag||0;HEAP32[argp+12>>2]=termios.c_lflag||0;for(var i=0;i<32;i++){HEAP8[argp+i+17]=termios.c_cc[i]||0}return 0}return 0}case 21510:case 21511:case 21512:{if(!stream.tty)return-59;return 0}case 21506:case 21507:case 21508:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcsets){var argp=syscallGetVarargP();var c_iflag=HEAP32[argp>>2];var c_oflag=HEAP32[argp+4>>2];var c_cflag=HEAP32[argp+8>>2];var c_lflag=HEAP32[argp+12>>2];var c_cc=[];for(var i=0;i<32;i++){c_cc.push(HEAP8[argp+i+17])}return stream.tty.ops.ioctl_tcsets(stream.tty,op,{c_iflag,c_oflag,c_cflag,c_lflag,c_cc})}return 0}case 21519:{if(!stream.tty)return-59;var argp=syscallGetVarargP();HEAP32[argp>>2]=0;return 0}case 21520:{if(!stream.tty)return-59;return-28}case 21531:{var argp=syscallGetVarargP();return FS.ioctl(stream,op,argp)}case 21523:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tiocgwinsz){var winsize=stream.tty.ops.ioctl_tiocgwinsz(stream.tty);var argp=syscallGetVarargP();HEAP16[argp>>1]=winsize[0];HEAP16[argp+2>>1]=winsize[1]}return 0}case 21524:{if(!stream.tty)return-59;return 0}case 21515:{if(!stream.tty)return-59;return 0}default:return-28}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_listen(fd,backlog){try{var sock=getSocketFromFD(fd);sock.sock_ops.listen(sock,backlog);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_lstat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.lstat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_mkdirat(dirfd,path,mode){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);FS.mkdir(path,mode,0);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_newfstatat(dirfd,path,buf,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;var allowEmpty=flags&4096;flags=flags&~6400;path=SYSCALLS.calculateAt(dirfd,path,allowEmpty);return SYSCALLS.doStat(nofollow?FS.lstat:FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_openat(dirfd,path,flags,varargs){SYSCALLS.varargs=varargs;try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);var mode=varargs?syscallGetVarargI():0;return FS.open(path,flags,mode).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var PIPEFS={BUCKET_BUFFER_SIZE:8192,mount(mount){return FS.createNode(null,"/",16384|511,0)},createPipe(){var pipe={buckets:[],refcnt:2};pipe.buckets.push({buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:0,roffset:0});var rName=PIPEFS.nextname();var wName=PIPEFS.nextname();var rNode=FS.createNode(PIPEFS.root,rName,4096,0);var wNode=FS.createNode(PIPEFS.root,wName,4096,0);rNode.pipe=pipe;wNode.pipe=pipe;var readableStream=FS.createStream({path:rName,node:rNode,flags:0,seekable:false,stream_ops:PIPEFS.stream_ops});rNode.stream=readableStream;var writableStream=FS.createStream({path:wName,node:wNode,flags:1,seekable:false,stream_ops:PIPEFS.stream_ops});wNode.stream=writableStream;return{readable_fd:readableStream.fd,writable_fd:writableStream.fd}},stream_ops:{poll(stream){var pipe=stream.node.pipe;if((stream.flags&2097155)===1){return 256|4}if(pipe.buckets.length>0){for(var i=0;i0){return 64|1}}}return 0},ioctl(stream,request,varargs){return 28},fsync(stream){return 28},read(stream,buffer,offset,length,position){var pipe=stream.node.pipe;var currentLength=0;for(var i=0;i=dataLen){currBucket.buffer.set(data,currBucket.offset);currBucket.offset+=dataLen;return dataLen}else if(freeBytesInCurrBuffer>0){currBucket.buffer.set(data.subarray(0,freeBytesInCurrBuffer),currBucket.offset);currBucket.offset+=freeBytesInCurrBuffer;data=data.subarray(freeBytesInCurrBuffer,data.byteLength)}var numBuckets=data.byteLength/PIPEFS.BUCKET_BUFFER_SIZE|0;var remElements=data.byteLength%PIPEFS.BUCKET_BUFFER_SIZE;for(var i=0;i0){var newBucket={buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:data.byteLength,roffset:0};pipe.buckets.push(newBucket);newBucket.buffer.set(data)}return dataLen},close(stream){var pipe=stream.node.pipe;pipe.refcnt--;if(pipe.refcnt===0){pipe.buckets=null}}},nextname(){if(!PIPEFS.nextname.current){PIPEFS.nextname.current=0}return"pipe["+PIPEFS.nextname.current+++"]"}};function ___syscall_pipe(fdPtr){try{if(fdPtr==0){throw new FS.ErrnoError(21)}var res=PIPEFS.createPipe();HEAP32[fdPtr>>2]=res.readable_fd;HEAP32[fdPtr+4>>2]=res.writable_fd;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_poll(fds,nfds,timeout){try{var nonzero=0;for(var i=0;i>2];var events=HEAP16[pollfd+4>>1];var mask=32;var stream=FS.getStream(fd);if(stream){mask=SYSCALLS.DEFAULT_POLLMASK;if (stream.stream_ops?.poll){mask=stream.stream_ops.poll(stream,-1)}}mask&=events|8|16;if(mask)nonzero++;HEAP16[pollfd+6>>1]=mask}return nonzero}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_readlinkat(dirfd,path,buf,bufsize){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(bufsize<=0)return-28;var ret=FS.readlink(path);var len=Math.min(bufsize,lengthBytesUTF8(ret));var endChar=HEAP8[buf+len];stringToUTF8(ret,buf,bufsize+1);HEAP8[buf+len]=endChar;return len}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_recvfrom(fd,buf,len,flags,addr,addrlen){try{var sock=getSocketFromFD(fd);var msg=sock.sock_ops.recvmsg(sock, len, typeof flags !== "undefined" ? flags : 0);if(!msg)return 0;if(addr){var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(msg.addr),msg.port,addrlen)}HEAPU8.set(msg.buffer,buf);return msg.buffer.byteLength}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_renameat(olddirfd,oldpath,newdirfd,newpath){try{oldpath=SYSCALLS.getStr(oldpath);newpath=SYSCALLS.getStr(newpath);oldpath=SYSCALLS.calculateAt(olddirfd,oldpath);newpath=SYSCALLS.calculateAt(newdirfd,newpath);FS.rename(oldpath,newpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_rmdir(path){try{path=SYSCALLS.getStr(path);FS.rmdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_sendto(fd,message,length,flags,addr,addr_len){try{var sock=getSocketFromFD(fd);if(!addr){return FS.write(sock.stream,HEAP8,message,length)}var dest=getSocketAddress(addr,addr_len);return sock.sock_ops.sendmsg(sock,HEAP8,message,length,dest.addr,dest.port)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_socket(domain,type,protocol){try{var sock=SOCKFS.createSocket(domain,type,protocol);return sock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_stat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_statfs64(path,size,buf){try{var stats=FS.statfs(SYSCALLS.getStr(path));HEAP32[buf+4>>2]=stats.bsize;HEAP32[buf+40>>2]=stats.bsize;HEAP32[buf+8>>2]=stats.blocks;HEAP32[buf+12>>2]=stats.bfree;HEAP32[buf+16>>2]=stats.bavail;HEAP32[buf+20>>2]=stats.files;HEAP32[buf+24>>2]=stats.ffree;HEAP32[buf+28>>2]=stats.fsid;HEAP32[buf+44>>2]=stats.flags;HEAP32[buf+36>>2]=stats.namelen;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_symlinkat(target,dirfd,linkpath){try{target=SYSCALLS.getStr(target);linkpath=SYSCALLS.getStr(linkpath);linkpath=SYSCALLS.calculateAt(dirfd,linkpath);FS.symlink(target,linkpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_unlinkat(dirfd,path,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(flags===0){FS.unlink(path)}else if(flags===512){FS.rmdir(path)}else{abort("Invalid flags passed to unlinkat")}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var readI53FromI64=ptr=>HEAPU32[ptr>>2]+HEAP32[ptr+4>>2]*4294967296;function ___syscall_utimensat(dirfd,path,times,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path,true);var now=Date.now(),atime,mtime;if(!times){atime=now;mtime=now}else{var seconds=readI53FromI64(times);var nanoseconds=HEAP32[times+8>>2];if(nanoseconds==1073741823){atime=now}else if(nanoseconds==1073741822){atime=null}else{atime=seconds*1e3+nanoseconds/(1e3*1e3)}times+=16;seconds=readI53FromI64(times);nanoseconds=HEAP32[times+8>>2];if(nanoseconds==1073741823){mtime=now}else if(nanoseconds==1073741822){mtime=null}else{mtime=seconds*1e3+nanoseconds/(1e3*1e3)}}if((mtime??atime)!==null){FS.utime(path,atime,mtime)}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var __abort_js=()=>abort("");var __emscripten_lookup_name=name=>{var nameString=UTF8ToString(name);return inetPton4(DNS.lookup_name(nameString))};var __emscripten_memcpy_js=(dest,src,num)=>HEAPU8.copyWithin(dest,src,src+num);var runtimeKeepaliveCounter=0;var __emscripten_runtime_keepalive_clear=()=>{noExitRuntime=false;runtimeKeepaliveCounter=0};function __gmtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getUTCSeconds();HEAP32[tmPtr+4>>2]=date.getUTCMinutes();HEAP32[tmPtr+8>>2]=date.getUTCHours();HEAP32[tmPtr+12>>2]=date.getUTCDate();HEAP32[tmPtr+16>>2]=date.getUTCMonth();HEAP32[tmPtr+20>>2]=date.getUTCFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getUTCDay();var start=Date.UTC(date.getUTCFullYear(),0,1,0,0,0,0);var yday=(date.getTime()-start)/(1e3*60*60*24)|0;HEAP32[tmPtr+28>>2]=yday}var isLeapYear=year=>year%4===0&&(year%100!==0||year%400===0);var MONTH_DAYS_LEAP_CUMULATIVE=[0,31,60,91,121,152,182,213,244,274,305,335];var MONTH_DAYS_REGULAR_CUMULATIVE=[0,31,59,90,120,151,181,212,243,273,304,334];var ydayFromDate=date=>{var leap=isLeapYear(date.getFullYear());var monthDaysCumulative=leap?MONTH_DAYS_LEAP_CUMULATIVE:MONTH_DAYS_REGULAR_CUMULATIVE;var yday=monthDaysCumulative[date.getMonth()]+date.getDate()-1;return yday};function __localtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr+36>>2]=-(date.getTimezoneOffset()*60);var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dst=(summerOffset!=winterOffset&&date.getTimezoneOffset()==Math.min(winterOffset,summerOffset))|0;HEAP32[tmPtr+32>>2]=dst}var setTempRet0=val=>__emscripten_tempret_set(val);var __mktime_js=function(tmPtr){var ret=(()=>{var date=new Date(HEAP32[tmPtr+20>>2]+1900,HEAP32[tmPtr+16>>2],HEAP32[tmPtr+12>>2],HEAP32[tmPtr+8>>2],HEAP32[tmPtr+4>>2],HEAP32[tmPtr>>2],0);var dst=HEAP32[tmPtr+32>>2];var guessedOffset=date.getTimezoneOffset();var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dstOffset=Math.min(winterOffset,summerOffset);if(dst<0){HEAP32[tmPtr+32>>2]=Number(summerOffset!=winterOffset&&dstOffset==guessedOffset)}else if(dst>0!=(dstOffset==guessedOffset)){var nonDstOffset=Math.max(winterOffset,summerOffset);var trueOffset=dst>0?dstOffset:nonDstOffset;date.setTime(date.getTime()+(trueOffset-guessedOffset)*6e4)}HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getYear();var timeMs=date.getTime();if(isNaN(timeMs)){return-1}return timeMs/1e3})();return setTempRet0((tempDouble=ret,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)),ret>>>0};function __mmap_js(len,prot,flags,fd,offset_low,offset_high,allocated,addr){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);var res=FS.mmap(stream,len,offset,prot,flags);var ptr=res.ptr;HEAP32[allocated>>2]=res.allocated;HEAPU32[addr>>2]=ptr;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function __munmap_js(addr,len,prot,flags,fd,offset_low,offset_high){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{var stream=SYSCALLS.getStreamFromFD(fd);if(prot&2){SYSCALLS.doMsync(addr,stream,len,flags,offset)}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var timers={};var handleException=e=>{if(e instanceof ExitStatus||e=="unwind"){return EXITSTATUS}quit_(1,e)};var keepRuntimeAlive=()=>noExitRuntime||runtimeKeepaliveCounter>0;var _proc_exit=code=>{EXITSTATUS=code;if(!keepRuntimeAlive()){Module["onExit"]?.(code);ABORT=true}quit_(code,new ExitStatus(code))};var exitJS=(status,implicit)=>{EXITSTATUS=status;if(!keepRuntimeAlive()){exitRuntime()}_proc_exit(status)};var _exit=exitJS;Module["_exit"]=_exit;var maybeExit=()=>{if(runtimeExited){return}if(!keepRuntimeAlive()){try{_exit(EXITSTATUS)}catch(e){handleException(e)}}};var callUserCallback=func=>{if(runtimeExited||ABORT){return}try{func();maybeExit()}catch(e){handleException(e)}};var _emscripten_get_now=()=>performance.now();var __setitimer_js=(which,timeout_ms)=>{if(timers[which]){clearTimeout(timers[which].id);delete timers[which]}if(!timeout_ms)return 0;var id=setTimeout(()=>{delete timers[which];callUserCallback(()=>__emscripten_timeout(which,_emscripten_get_now()))},timeout_ms);timers[which]={id,timeout_ms};return 0};var __tzset_js=(timezone,daylight,std_name,dst_name)=>{var currentYear=(new Date).getFullYear();var winter=new Date(currentYear,0,1);var summer=new Date(currentYear,6,1);var winterOffset=winter.getTimezoneOffset();var summerOffset=summer.getTimezoneOffset();var stdTimezoneOffset=Math.max(winterOffset,summerOffset);HEAPU32[timezone>>2]=stdTimezoneOffset*60;HEAP32[daylight>>2]=Number(winterOffset!=summerOffset);var extractZone=timezoneOffset=>{var sign=timezoneOffset>=0?"-":"+";var absOffset=Math.abs(timezoneOffset);var hours=String(Math.floor(absOffset/60)).padStart(2,"0");var minutes=String(absOffset%60).padStart(2,"0");return`UTC${sign}${hours}${minutes}`};var winterName=extractZone(winterOffset);var summerName=extractZone(summerOffset);if(summerOffsetDate.now();var nowIsMonotonic=1;var checkWasiClock=clock_id=>clock_id>=0&&clock_id<=3;function _clock_time_get(clk_id,ignored_precision_low,ignored_precision_high,ptime){var ignored_precision=convertI32PairToI53Checked(ignored_precision_low,ignored_precision_high);if(!checkWasiClock(clk_id)){return 28}var now;if(clk_id===0){now=_emscripten_date_now()}else if(nowIsMonotonic){now=_emscripten_get_now()}else{return 52}var nsec=Math.round(now*1e3*1e3);tempI64=[nsec>>>0,(tempDouble=nsec,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[ptime>>2]=tempI64[0],HEAP32[ptime+4>>2]=tempI64[1];return 0}var getHeapMax=()=>2147483648;var _emscripten_get_heap_max=()=>getHeapMax();var growMemory=size=>{var b=wasmMemory.buffer;var pages=(size-b.byteLength+65535)/65536|0;try{wasmMemory.grow(pages);updateMemoryViews();return 1}catch(e){}};var _emscripten_resize_heap=requestedSize=>{var oldSize=HEAPU8.length;requestedSize>>>=0;var maxHeapSize=getHeapMax();if(requestedSize>maxHeapSize){return false}for(var cutDown=1;cutDown<=4;cutDown*=2){var overGrownHeapSize=oldSize*(1+.2/cutDown);overGrownHeapSize=Math.min(overGrownHeapSize,requestedSize+100663296);var newSize=Math.min(maxHeapSize,alignMemory(Math.max(requestedSize,overGrownHeapSize),65536));var replacement=growMemory(newSize);if(replacement){return true}}return false};var runtimeKeepalivePush=()=>{runtimeKeepaliveCounter+=1};var runtimeKeepalivePop=()=>{runtimeKeepaliveCounter-=1};var safeSetTimeout=(func,timeout)=>{runtimeKeepalivePush();return setTimeout(()=>{runtimeKeepalivePop();callUserCallback(func)},timeout)};var _emscripten_sleep=ms=>Asyncify.handleSleep(wakeUp=>safeSetTimeout(wakeUp,ms));Module["_emscripten_sleep"]=_emscripten_sleep;_emscripten_sleep.isAsync=true;var ENV = PHPLoader.ENV || {};var getExecutableName=()=>thisProgram||"./this.program";var getEnvStrings=()=>{if(!getEnvStrings.strings){var lang=(typeof navigator=="object"&&navigator.languages&&navigator.languages[0]||"C").replace("-","_")+".UTF-8";var env={USER:"web_user",LOGNAME:"web_user",PATH:"/",PWD:"/",HOME:"/home/web_user",LANG:lang,_:getExecutableName()};for(var x in ENV){if(ENV[x]===undefined)delete env[x];else env[x]=ENV[x]}var strings=[];for(var x in env){strings.push(`${x}=${env[x]}`)}getEnvStrings.strings=strings}return getEnvStrings.strings};var stringToAscii=(str,buffer)=>{for(var i=0;i{var bufSize=0;getEnvStrings().forEach((string,i)=>{var ptr=environ_buf+bufSize;HEAPU32[__environ+i*4>>2]=ptr;stringToAscii(string,ptr);bufSize+=string.length+1});return 0};var _environ_sizes_get=(penviron_count,penviron_buf_size)=>{var strings=getEnvStrings();HEAPU32[penviron_count>>2]=strings.length;var bufSize=0;strings.forEach(string=>bufSize+=string.length+1);HEAPU32[penviron_buf_size>>2]=bufSize;return 0};function _fd_close(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);FS.close(stream);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_fdstat_get(fd,pbuf){try{var rightsBase=0;var rightsInheriting=0;var flags=0;{var stream=SYSCALLS.getStreamFromFD(fd);var type=stream.tty?2:FS.isDir(stream.mode)?3:FS.isLink(stream.mode)?7:4}HEAP8[pbuf]=type;HEAP16[pbuf+2>>1]=flags;tempI64=[rightsBase>>>0,(tempDouble=rightsBase,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+8>>2]=tempI64[0],HEAP32[pbuf+12>>2]=tempI64[1];tempI64=[rightsInheriting>>>0,(tempDouble=rightsInheriting,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+16>>2]=tempI64[0],HEAP32[pbuf+20>>2]=tempI64[1];return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var doReadv=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.read(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(curr>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_seek(fd,offset_low,offset_high,whence,newOffset){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);FS.llseek(stream,offset,whence);tempI64=[stream.position>>>0,(tempDouble=stream.position,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[newOffset>>2]=tempI64[0],HEAP32[newOffset+4>>2]=tempI64[1];if(stream.getdents&&offset===0&&whence===0)stream.getdents=null;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var doWritev=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.write(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(curr>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var _getaddrinfo=(node,service,hint,out)=>{var addr=0;var port=0;var flags=0;var family=0;var type=0;var proto=0;var ai;function allocaddrinfo(family,type,proto,canon,addr,port){var sa,salen,ai;var errno;salen=family===10?28:16;addr=family===10?inetNtop6(addr):inetNtop4(addr);sa=_malloc(salen);errno=writeSockaddr(sa,family,addr,port);assert(!errno);ai=_malloc(32);HEAP32[ai+4>>2]=family;HEAP32[ai+8>>2]=type;HEAP32[ai+12>>2]=proto;HEAPU32[ai+24>>2]=canon;HEAPU32[ai+20>>2]=sa;if(family===10){HEAP32[ai+16>>2]=28}else{HEAP32[ai+16>>2]=16}HEAP32[ai+28>>2]=0;return ai}if(hint){flags=HEAP32[hint>>2];family=HEAP32[hint+4>>2];type=HEAP32[hint+8>>2];proto=HEAP32[hint+12>>2]}if(type&&!proto){proto=type===2?17:6}if(!type&&proto){type=proto===17?2:1}if(proto===0){proto=6}if(type===0){type=1}if(!node&&!service){return-2}if(flags&~(1|2|4|1024|8|16|32)){return-1}if(hint!==0&&HEAP32[hint>>2]&2&&!node){return-1}if(flags&32){return-2}if(type!==0&&type!==1&&type!==2){return-7}if(family!==0&&family!==2&&family!==10){return-6}if(service){service=UTF8ToString(service);port=parseInt(service,10);if(isNaN(port)){if(flags&1024){return-2}return-8}}if(!node){if(family===0){family=2}if((flags&1)===0){if(family===2){addr=_htonl(2130706433)}else{addr=[0,0,0,_htonl(1)]}}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0}node=UTF8ToString(node);addr=inetPton4(node);if(addr!==null){if(family===0||family===2){family=2}else if(family===10&&flags&8){addr=[0,0,_htonl(65535),addr];family=10}else{return-2}}else{addr=inetPton6(node);if(addr!==null){if(family===0||family===10){family=10}else{return-2}}}if(addr!=null){ai=allocaddrinfo(family,type,proto,node,addr,port);HEAPU32[out>>2]=ai;return 0}if(flags&4){return-2}node=DNS.lookup_name(node);addr=inetPton4(node);if(family===0){family=2}else if(family===10){addr=[0,0,_htonl(65535),addr]}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0};var _getnameinfo=(sa,salen,node,nodelen,serv,servlen,flags)=>{var info=readSockaddr(sa,salen);if(info.errno){return-6}var port=info.port;var addr=info.addr;var overflowed=false;if(node&&nodelen){var lookup;if(flags&1||!(lookup=DNS.lookup_addr(addr))){if(flags&8){return-2}}else{addr=lookup}var numBytesWrittenExclNull=stringToUTF8(addr,node,nodelen);if(numBytesWrittenExclNull+1>=nodelen){overflowed=true}}if(serv&&servlen){port=""+port;var numBytesWrittenExclNull=stringToUTF8(port,serv,servlen);if(numBytesWrittenExclNull+1>=servlen){overflowed=true}}if(overflowed){return-12}return 0};var Protocols={list:[],map:{}};var _setprotoent=stayopen=>{function allocprotoent(name,proto,aliases){var nameBuf=_malloc(name.length+1);stringToAscii(name,nameBuf);var j=0;var length=aliases.length;var aliasListBuf=_malloc((length+1)*4);for(var i=0;i>2]=aliasBuf}HEAPU32[aliasListBuf+j>>2]=0;var pe=_malloc(12);HEAPU32[pe>>2]=nameBuf;HEAPU32[pe+4>>2]=aliasListBuf;HEAP32[pe+8>>2]=proto;return pe}var list=Protocols.list;var map=Protocols.map;if(list.length===0){var entry=allocprotoent("tcp",6,["TCP"]);list.push(entry);map["tcp"]=map["6"]=entry;entry=allocprotoent("udp",17,["UDP"]);list.push(entry);map["udp"]=map["17"]=entry}_setprotoent.index=0};var _getprotobyname=name=>{name=UTF8ToString(name);_setprotoent(true);var result=Protocols.map[name];return result};var _getprotobynumber=number=>{_setprotoent(true);var result=Protocols.map[number];return result};var stackAlloc=sz=>__emscripten_stack_alloc(sz);var stringToUTF8OnStack=str=>{var size=lengthBytesUTF8(str)+1;var ret=stackAlloc(size);stringToUTF8(str,ret,size);return ret};var allocateUTF8OnStack=stringToUTF8OnStack;var PHPWASM={init:function(){FS.mkdir("/internal");FS.mkdir("/internal/shared");FS.mkdir("/internal/shared/preload");PHPWASM.EventEmitter=ENVIRONMENT_IS_NODE?require("events").EventEmitter:class EventEmitter{constructor(){this.listeners={}}emit(eventName,data){if(this.listeners[eventName]){this.listeners[eventName].forEach(callback=>{callback(data)})}}once(eventName,callback){const self=this;function removedCallback(){callback(...arguments);self.removeListener(eventName,removedCallback)}this.on(eventName,removedCallback)}removeAllListeners(eventName){if(eventName){delete this.listeners[eventName]}else{this.listeners={}}}removeListener(eventName,callback){if(this.listeners[eventName]){const idx=this.listeners[eventName].indexOf(callback);if(idx!==-1){this.listeners[eventName].splice(idx,1)}}}};PHPWASM.child_proc_by_fd={};PHPWASM.child_proc_by_pid={};PHPWASM.input_devices={}},getAllWebSockets:function(sock){const webSockets=new Set;if(sock.server){sock.server.clients.forEach(ws=>{webSockets.add(ws)})}for(const peer of PHPWASM.getAllPeers(sock)){webSockets.add(peer.socket)}return Array.from(webSockets)},getAllPeers:function(sock){const peers=new Set;if(sock.server){sock.pending.filter(pending=>pending.peers).forEach(pending=>{for(const peer of Object.values(pending.peers)){peers.add(peer)}})}if(sock.peers){for(const peer of Object.values(sock.peers)){peers.add(peer)}}return Array.from(peers)},awaitData:function(ws){return PHPWASM.awaitEvent(ws,"message")},awaitConnection:function(ws){if(ws.OPEN===ws.readyState){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"open")},awaitClose:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"close")},awaitError:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"error")},awaitEvent:function(ws,event){let resolve;const listener=()=>{resolve()};const promise=new Promise(function(_resolve){resolve=_resolve;ws.once(event,listener)});const cancel=()=>{ws.removeListener(event,listener);setTimeout(resolve)};return[promise,cancel]},noop:function(){},spawnProcess:function(command,args,options){if(Module["spawnProcess"]){const spawnedPromise=Module["spawnProcess"](command,args,options);return Promise.resolve(spawnedPromise).then(function(spawned){if(!spawned||!spawned.on){throw new Error("spawnProcess() must return an EventEmitter but returned a different type.")}return spawned})}if(ENVIRONMENT_IS_NODE){return require("child_process").spawn(command,args,{...options,shell:true,stdio:["pipe","pipe","pipe"],timeout:100})}const e=new Error("popen(), proc_open() etc. are unsupported in the browser. Call php.setSpawnHandler() "+"and provide a callback to handle spawning processes, or disable a popen(), proc_open() "+"and similar functions via php.ini.");e.code="SPAWN_UNSUPPORTED";throw e},shutdownSocket:function(socketd,how){const sock=getSocketFromFD(socketd);const peer=Object.values(sock.peers)[0];if(!peer){return-1}try{peer.socket.close();SOCKFS.websocket_sock_ops.removePeer(sock,peer);return 0}catch(e){console.log("Socket shutdown error",e);return-1}}};function _js_create_input_device(deviceId){let dataBuffer=[];let dataCallback;const filename="proc_id_"+deviceId;const device=FS.createDevice("/dev",filename,function(){},function(byte){try{dataBuffer.push(byte);if(dataCallback){dataCallback(new Uint8Array(dataBuffer));dataBuffer=[]}}catch(e){console.error(e);throw e}});const devicePath="/dev/"+filename;PHPWASM.input_devices[deviceId]={devicePath,onData:function(cb){dataCallback=cb;dataBuffer.forEach(function(data){cb(data)});dataBuffer.length=0}};return allocateUTF8OnStack(devicePath)}function _js_open_process(command,argsPtr,argsLength,descriptorsPtr,descriptorsLength,cwdPtr,cwdLength,envPtr,envLength){if(!command){return 1}const cmdstr=UTF8ToString(command);if(!cmdstr.length){return 0}let argsArray=[];if(argsLength){for(var i=0;i>2]))}}const cwdstr=cwdPtr?UTF8ToString(cwdPtr):null;let envObject=null;if(envLength){envObject={};for(var i=0;i>2]);const splitAt=envEntry.indexOf("=");if(splitAt===-1){continue}const key=envEntry.substring(0,splitAt);const value=envEntry.substring(splitAt+1);envObject[key]=value}}var std={};for(var i=0;i>2];std[HEAPU32[descriptorPtr>>2]]={child:HEAPU32[descriptorPtr+4>>2],parent:HEAPU32[descriptorPtr+8>>2]}}return Asyncify.handleSleep(async wakeUp=>{let cp;try{const options={};if(cwdstr!==null){options.cwd=cwdstr}if(envObject!==null){options.env=envObject}cp=PHPWASM.spawnProcess(cmdstr,argsArray,options);if(cp instanceof Promise){cp=await cp}}catch(e){if(e.code==="SPAWN_UNSUPPORTED"){wakeUp(1);return}console.error(e);wakeUp(1);throw e}const ProcInfo={pid:cp.pid,exited:false,stdinFd:std[0]?.child,stdinIsDevice:std[0]?.child in PHPWASM.input_devices,stdoutChildFd:std[1]?.child,stdoutParentFd:std[1]?.parent,stderrChildFd:std[2]?.child,stderrParentFd:std[2]?.parent,stdout:new PHPWASM.EventEmitter,stderr:new PHPWASM.EventEmitter};if(ProcInfo.stdoutChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutChildFd]=ProcInfo;if(ProcInfo.stderrChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrChildFd]=ProcInfo;if(ProcInfo.stdoutParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutParentFd]=ProcInfo;if(ProcInfo.stderrParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrParentFd]=ProcInfo;PHPWASM.child_proc_by_pid[ProcInfo.pid]=ProcInfo;cp.on("exit",function(code){ProcInfo.exitCode=code;ProcInfo.exited=true;ProcInfo.stdout.emit("data");ProcInfo.stderr.emit("data")});if(ProcInfo.stdoutChildFd){const stdoutStream=SYSCALLS.getStreamFromFD(ProcInfo.stdoutChildFd);let stdoutAt=0;cp.stdout.on("data",function(data){ProcInfo.stdout.emit("data",data);stdoutStream.stream_ops.write(stdoutStream,data,0,data.length,stdoutAt);stdoutAt+=data.length})}if(ProcInfo.stderrChildFd){const stderrStream=SYSCALLS.getStreamFromFD(ProcInfo.stderrChildFd);let stderrAt=0;cp.stderr.on("data",function(data){ProcInfo.stderr.emit("data",data);stderrStream.stream_ops.write(stderrStream,data,0,data.length,stderrAt);stderrAt+=data.length})}try{await new Promise((resolve,reject)=>{cp.on("spawn",resolve);cp.on("error",reject)})}catch(e){console.error(e);wakeUp(1);return}if(ProcInfo.stdinIsDevice){PHPWASM.input_devices[ProcInfo.stdinFd].onData(function(data){if(!data)return;if(typeof data==="number"){data=new Uint8Array([data])}const dataStr=new TextDecoder("utf-8").decode(data);cp.stdin.write(dataStr)});wakeUp(ProcInfo.pid);return}if(ProcInfo.stdinFd){const stdinStream=SYSCALLS.getStreamFromFD(ProcInfo.stdinFd);if(stdinStream.node){const CHUNK_SIZE=1024;const buffer=new Uint8Array(CHUNK_SIZE);let offset=0;while(true){const bytesRead=stdinStream.stream_ops.read(stdinStream,buffer,0,CHUNK_SIZE,offset);if(bytesRead===null||bytesRead===0){break}try{cp.stdin.write(buffer.subarray(0,bytesRead))}catch(e){console.error(e);return 1}if(bytesRead>2]=PHPWASM.child_proc_by_pid[pid].exitCode;return 1}return 0}function _js_waitpid(pid,exitCodePtr){if(!PHPWASM.child_proc_by_pid[pid]){return-1}return Asyncify.handleSleep(wakeUp=>{const poll=function(){if(PHPWASM.child_proc_by_pid[pid]?.exited){HEAPU32[exitCodePtr>>2]=PHPWASM.child_proc_by_pid[pid].exitCode;wakeUp(pid)}else{setTimeout(poll,50)}};poll()})}var arraySum=(array,index)=>{var sum=0;for(var i=0;i<=index;sum+=array[i++]){}return sum};var MONTH_DAYS_LEAP=[31,29,31,30,31,30,31,31,30,31,30,31];var MONTH_DAYS_REGULAR=[31,28,31,30,31,30,31,31,30,31,30,31];var addDays=(date,days)=>{var newDate=new Date(date.getTime());while(days>0){var leap=isLeapYear(newDate.getFullYear());var currentMonth=newDate.getMonth();var daysInCurrentMonth=(leap?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR)[currentMonth];if(days>daysInCurrentMonth-newDate.getDate()){days-=daysInCurrentMonth-newDate.getDate()+1;newDate.setDate(1);if(currentMonth<11){newDate.setMonth(currentMonth+1)}else{newDate.setMonth(0);newDate.setFullYear(newDate.getFullYear()+1)}}else{newDate.setDate(newDate.getDate()+days);return newDate}}return newDate};var _strptime=(buf,format,tm)=>{var pattern=UTF8ToString(format);var SPECIAL_CHARS="\\!@#$^&*()+=-[]/{}|:<>?,.";for(var i=0,ii=SPECIAL_CHARS.length;iEQUIVALENT_MATCHERS[c]||m).replace(/%(.)/g,(_,c)=>{let pat=DATE_PATTERNS[c];if(pat){capture.push(c);return`(${pat})`}else{return c}}).replace(/\s+/g,"\\s*");var matches=new RegExp("^"+pattern_out,"i").exec(UTF8ToString(buf));function initDate(){function fixup(value,min,max){return typeof value!="number"||isNaN(value)?min:value>=min?value<=max?value:max:min}return{year:fixup(HEAP32[tm+20>>2]+1900,1970,9999),month:fixup(HEAP32[tm+16>>2],0,11),day:fixup(HEAP32[tm+12>>2],1,31),hour:fixup(HEAP32[tm+8>>2],0,23),min:fixup(HEAP32[tm+4>>2],0,59),sec:fixup(HEAP32[tm>>2],0,59),gmtoff:0}}if(matches){var date=initDate();var value;var getMatch=symbol=>{var pos=capture.indexOf(symbol);if(pos>=0){return matches[pos+1]}return};if(value=getMatch("S")){date.sec=jstoi_q(value)}if(value=getMatch("M")){date.min=jstoi_q(value)}if(value=getMatch("H")){date.hour=jstoi_q(value)}else if(value=getMatch("I")){var hour=jstoi_q(value);if(value=getMatch("p")){hour+=value.toUpperCase()[0]==="P"?12:0}date.hour=hour}if(value=getMatch("Y")){date.year=jstoi_q(value)}else if(value=getMatch("y")){var year=jstoi_q(value);if(value=getMatch("C")){year+=jstoi_q(value)*100}else{year+=year<69?2e3:1900}date.year=year}if(value=getMatch("m")){date.month=jstoi_q(value)-1}else if(value=getMatch("b")){date.month=MONTH_NUMBERS[value.substring(0,3).toUpperCase()]||0}if(value=getMatch("d")){date.day=jstoi_q(value)}else if(value=getMatch("j")){var day=jstoi_q(value);var leapYear=isLeapYear(date.year);for(var month=0;month<12;++month){var daysUntilMonth=arraySum(leapYear?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,month-1);if(day<=daysUntilMonth+(leapYear?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR)[month]){date.day=day-daysUntilMonth}}}else if(value=getMatch("a")){var weekDay=value.substring(0,3).toUpperCase();if(value=getMatch("U")){var weekDayNumber=DAY_NUMBERS_SUN_FIRST[weekDay];var weekNumber=jstoi_q(value);var janFirst=new Date(date.year,0,1);var endDate;if(janFirst.getDay()===0){endDate=addDays(janFirst,weekDayNumber+7*(weekNumber-1))}else{endDate=addDays(janFirst,7-janFirst.getDay()+weekDayNumber+7*(weekNumber-1))}date.day=endDate.getDate();date.month=endDate.getMonth()}else if(value=getMatch("W")){var weekDayNumber=DAY_NUMBERS_MON_FIRST[weekDay];var weekNumber=jstoi_q(value);var janFirst=new Date(date.year,0,1);var endDate;if(janFirst.getDay()===1){endDate=addDays(janFirst,weekDayNumber+7*(weekNumber-1))}else{endDate=addDays(janFirst,7-janFirst.getDay()+1+weekDayNumber+7*(weekNumber-1))}date.day=endDate.getDate();date.month=endDate.getMonth()}}if(value=getMatch("z")){if(value.toLowerCase()==="z"){date.gmtoff=0}else{var match=value.match(/^((?:\-|\+)\d\d):?(\d\d)?/);date.gmtoff=match[1]*3600;if(match[2]){date.gmtoff+=date.gmtoff>0?match[2]*60:-match[2]*60}}}var fullDate=new Date(date.year,date.month,date.day,date.hour,date.min,date.sec,0);HEAP32[tm>>2]=fullDate.getSeconds();HEAP32[tm+4>>2]=fullDate.getMinutes();HEAP32[tm+8>>2]=fullDate.getHours();HEAP32[tm+12>>2]=fullDate.getDate();HEAP32[tm+16>>2]=fullDate.getMonth();HEAP32[tm+20>>2]=fullDate.getFullYear()-1900;HEAP32[tm+24>>2]=fullDate.getDay();HEAP32[tm+28>>2]=arraySum(isLeapYear(fullDate.getFullYear())?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,fullDate.getMonth()-1)+fullDate.getDate()-1;HEAP32[tm+32>>2]=0;HEAP32[tm+36>>2]=date.gmtoff;return buf+intArrayFromString(matches[0]).length-1}return 0};function _wasm_setsockopt(socketd,level,optionName,optionValuePtr,optionLen){const optionValue=HEAPU8[optionValuePtr];const SOL_SOCKET=1;const SO_KEEPALIVE=9;const IPPROTO_TCP=6;const TCP_NODELAY=1;const isSupported=level===SOL_SOCKET&&optionName===SO_KEEPALIVE||level===IPPROTO_TCP&&optionName===TCP_NODELAY;if(!isSupported){console.warn(`Unsupported socket option: ${level}, ${optionName}, ${optionValue}`);return-1}const ws=PHPWASM.getAllWebSockets(socketd)[0];if(!ws){return-1}ws.setSocketOpt(level,optionName,optionValuePtr);return 0}var Asyncify={instrumentWasmImports(imports){var importPattern=/^(js_open_process|js_waitpid|js_process_status|js_create_input_device|wasm_setsockopt|wasm_shutdown|wasm_close|invoke_.*|__asyncjs__.*)$/;for(let[x,original]of Object.entries(imports)){if(typeof original=="function"){let isAsyncifyImport=original.isAsync||importPattern.test(x);if(isAsyncifyImport){imports[x]=original=new WebAssembly.Suspending(original)}}}},instrumentWasmExports(exports){var exportPattern=/^(wasm_sleep|wasm_read|emscripten_sleep|wasm_sapi_handle_request|wasm_sapi_request_shutdown|wasm_poll_socket|wrap_select|__wrap_select|select|php_pollfd_for|fflush|wasm_popen|wasm_read|wasm_php_exec|run_cli|main|__main_argc_argv)$/;Asyncify.asyncExports=new Set;var ret={};for(let[x,original]of Object.entries(exports)){if(typeof original=="function"){let isAsyncifyExport=exportPattern.test(x);if(isAsyncifyExport){Asyncify.asyncExports.add(original);original=Asyncify.makeAsyncFunction(original)}ret[x]=(...args)=>original(...args)}else{ret[x]=original}}return ret},asyncExports:null,isAsyncExport(func){return Asyncify.asyncExports?.has(func)},handleAsync:async startAsync=>{runtimeKeepalivePush();try{return await startAsync()}finally{runtimeKeepalivePop()}},handleSleep(startAsync){return Asyncify.handleAsync(()=>new Promise(startAsync))},makeAsyncFunction(original){return WebAssembly.promising(original)}};var getCFunc=ident=>{var func=Module["_"+ident];return func};var writeArrayToMemory=(array,buffer)=>{HEAP8.set(array,buffer)};var stackSave=()=>_emscripten_stack_get_current();var stackRestore=val=>__emscripten_stack_restore(val);var ccall=(ident,returnType,argTypes,args,opts)=>{var toC={string:str=>{var ret=0;if(str!==null&&str!==undefined&&str!==0){ret=stringToUTF8OnStack(str)}return ret},array:arr=>{var ret=stackAlloc(arr.length);writeArrayToMemory(arr,ret);return ret}};function convertReturnValue(ret){if(returnType==="string"){return UTF8ToString(ret)}if(returnType==="boolean")return Boolean(ret);return ret}var func=getCFunc(ident);var cArgs=[];var stack=0;if(args){for(var i=0;iFS.unlink(path);var FS_createLazyFile=FS.createLazyFile;var FS_createDevice=FS.createDevice;FS.createPreloadedFile=FS_createPreloadedFile;FS.staticInit();Module["FS_createPath"]=FS.createPath;Module["FS_createDataFile"]=FS.createDataFile;Module["FS_createPreloadedFile"]=FS.createPreloadedFile;Module["FS_unlink"]=FS.unlink;Module["FS_createLazyFile"]=FS.createLazyFile;Module["FS_createDevice"]=FS.createDevice;MEMFS.doesNotExistError=new FS.ErrnoError(44);MEMFS.doesNotExistError.stack="";PHPWASM.init();var wasmImports={SharpYuvConvert:_SharpYuvConvert,SharpYuvGetConversionMatrix:_SharpYuvGetConversionMatrix,SharpYuvInit:_SharpYuvInit,__assert_fail:___assert_fail,__asyncjs__js_fd_read,__asyncjs__js_module_onMessage,__asyncjs__js_popen_to_file,__asyncjs__wasm_poll_socket,__call_sighandler:___call_sighandler,__syscall_accept4:___syscall_accept4,__syscall_bind:___syscall_bind,__syscall_chdir:___syscall_chdir,__syscall_chmod:___syscall_chmod,__syscall_connect:___syscall_connect,__syscall_dup:___syscall_dup,__syscall_dup3:___syscall_dup3,__syscall_faccessat:___syscall_faccessat,__syscall_fallocate:___syscall_fallocate,__syscall_fchmod:___syscall_fchmod,__syscall_fchown32:___syscall_fchown32,__syscall_fchownat:___syscall_fchownat,__syscall_fcntl64:___syscall_fcntl64,__syscall_fdatasync:___syscall_fdatasync,__syscall_fstat64:___syscall_fstat64,__syscall_ftruncate64:___syscall_ftruncate64,__syscall_getcwd:___syscall_getcwd,__syscall_getdents64:___syscall_getdents64,__syscall_getpeername:___syscall_getpeername,__syscall_getsockname:___syscall_getsockname,__syscall_getsockopt:___syscall_getsockopt,__syscall_ioctl:___syscall_ioctl,__syscall_listen:___syscall_listen,__syscall_lstat64:___syscall_lstat64,__syscall_mkdirat:___syscall_mkdirat,__syscall_newfstatat:___syscall_newfstatat,__syscall_openat:___syscall_openat,__syscall_pipe:___syscall_pipe,__syscall_poll:___syscall_poll,__syscall_readlinkat:___syscall_readlinkat,__syscall_recvfrom:___syscall_recvfrom,__syscall_renameat:___syscall_renameat,__syscall_rmdir:___syscall_rmdir,__syscall_sendto:___syscall_sendto,__syscall_socket:___syscall_socket,__syscall_stat64:___syscall_stat64,__syscall_statfs64:___syscall_statfs64,__syscall_symlinkat:___syscall_symlinkat,__syscall_unlinkat:___syscall_unlinkat,__syscall_utimensat:___syscall_utimensat,_abort_js:__abort_js,_emscripten_lookup_name:__emscripten_lookup_name,_emscripten_memcpy_js:__emscripten_memcpy_js,_emscripten_runtime_keepalive_clear:__emscripten_runtime_keepalive_clear,_gmtime_js:__gmtime_js,_localtime_js:__localtime_js,_mktime_js:__mktime_js,_mmap_js:__mmap_js,_munmap_js:__munmap_js,_setitimer_js:__setitimer_js,_tzset_js:__tzset_js,clock_time_get:_clock_time_get,emscripten_date_now:_emscripten_date_now,emscripten_get_heap_max:_emscripten_get_heap_max,emscripten_get_now:_emscripten_get_now,emscripten_resize_heap:_emscripten_resize_heap,emscripten_sleep:_emscripten_sleep,environ_get:_environ_get,environ_sizes_get:_environ_sizes_get,exit:_exit,fd_close:_fd_close,fd_fdstat_get:_fd_fdstat_get,fd_read:_fd_read,fd_seek:_fd_seek,fd_write:_fd_write,getaddrinfo:_getaddrinfo,getnameinfo:_getnameinfo,getprotobyname:_getprotobyname,getprotobynumber:_getprotobynumber,js_create_input_device:_js_create_input_device,js_open_process:_js_open_process,js_process_status:_js_process_status,js_waitpid:_js_waitpid,proc_exit:_proc_exit,strptime:_strptime,wasm_setsockopt:_wasm_setsockopt};var wasmExports;createWasm();var ___wasm_call_ctors=()=>(___wasm_call_ctors=wasmExports["__wasm_call_ctors"])();var _malloc=a0=>(_malloc=wasmExports["malloc"])(a0);var _wasm_read=Module["_wasm_read"]=(a0,a1,a2)=>(_wasm_read=Module["_wasm_read"]=wasmExports["wasm_read"])(a0,a1,a2);var _fflush=a0=>(_fflush=wasmExports["fflush"])(a0);var _wasm_popen=Module["_wasm_popen"]=(a0,a1)=>(_wasm_popen=Module["_wasm_popen"]=wasmExports["wasm_popen"])(a0,a1);var _wasm_php_exec=Module["_wasm_php_exec"]=(a0,a1,a2,a3)=>(_wasm_php_exec=Module["_wasm_php_exec"]=wasmExports["wasm_php_exec"])(a0,a1,a2,a3);var _php_pollfd_for=Module["_php_pollfd_for"]=(a0,a1,a2)=>(_php_pollfd_for=Module["_php_pollfd_for"]=wasmExports["php_pollfd_for"])(a0,a1,a2);var _htons=a0=>(_htons=wasmExports["htons"])(a0);var _ntohs=a0=>(_ntohs=wasmExports["ntohs"])(a0);var _htonl=a0=>(_htonl=wasmExports["htonl"])(a0);var _wasm_sleep=Module["_wasm_sleep"]=a0=>(_wasm_sleep=Module["_wasm_sleep"]=wasmExports["wasm_sleep"])(a0);var ___wrap_select=Module["___wrap_select"]=(a0,a1,a2,a3,a4)=>(___wrap_select=Module["___wrap_select"]=wasmExports["__wrap_select"])(a0,a1,a2,a3,a4);var _wasm_set_sapi_name=Module["_wasm_set_sapi_name"]=a0=>(_wasm_set_sapi_name=Module["_wasm_set_sapi_name"]=wasmExports["wasm_set_sapi_name"])(a0);var _wasm_set_phpini_path=Module["_wasm_set_phpini_path"]=a0=>(_wasm_set_phpini_path=Module["_wasm_set_phpini_path"]=wasmExports["wasm_set_phpini_path"])(a0);var _wasm_add_SERVER_entry=Module["_wasm_add_SERVER_entry"]=(a0,a1)=>(_wasm_add_SERVER_entry=Module["_wasm_add_SERVER_entry"]=wasmExports["wasm_add_SERVER_entry"])(a0,a1);var _wasm_add_ENV_entry=Module["_wasm_add_ENV_entry"]=(a0,a1)=>(_wasm_add_ENV_entry=Module["_wasm_add_ENV_entry"]=wasmExports["wasm_add_ENV_entry"])(a0,a1);var _wasm_set_query_string=Module["_wasm_set_query_string"]=a0=>(_wasm_set_query_string=Module["_wasm_set_query_string"]=wasmExports["wasm_set_query_string"])(a0);var _wasm_set_path_translated=Module["_wasm_set_path_translated"]=a0=>(_wasm_set_path_translated=Module["_wasm_set_path_translated"]=wasmExports["wasm_set_path_translated"])(a0);var _wasm_set_skip_shebang=Module["_wasm_set_skip_shebang"]=a0=>(_wasm_set_skip_shebang=Module["_wasm_set_skip_shebang"]=wasmExports["wasm_set_skip_shebang"])(a0);var _wasm_set_request_uri=Module["_wasm_set_request_uri"]=a0=>(_wasm_set_request_uri=Module["_wasm_set_request_uri"]=wasmExports["wasm_set_request_uri"])(a0);var _wasm_set_request_method=Module["_wasm_set_request_method"]=a0=>(_wasm_set_request_method=Module["_wasm_set_request_method"]=wasmExports["wasm_set_request_method"])(a0);var _wasm_set_request_host=Module["_wasm_set_request_host"]=a0=>(_wasm_set_request_host=Module["_wasm_set_request_host"]=wasmExports["wasm_set_request_host"])(a0);var _wasm_set_content_type=Module["_wasm_set_content_type"]=a0=>(_wasm_set_content_type=Module["_wasm_set_content_type"]=wasmExports["wasm_set_content_type"])(a0);var _wasm_set_request_body=Module["_wasm_set_request_body"]=a0=>(_wasm_set_request_body=Module["_wasm_set_request_body"]=wasmExports["wasm_set_request_body"])(a0);var _wasm_set_content_length=Module["_wasm_set_content_length"]=a0=>(_wasm_set_content_length=Module["_wasm_set_content_length"]=wasmExports["wasm_set_content_length"])(a0);var _wasm_set_cookies=Module["_wasm_set_cookies"]=a0=>(_wasm_set_cookies=Module["_wasm_set_cookies"]=wasmExports["wasm_set_cookies"])(a0);var _wasm_set_request_port=Module["_wasm_set_request_port"]=a0=>(_wasm_set_request_port=Module["_wasm_set_request_port"]=wasmExports["wasm_set_request_port"])(a0);var _wasm_sapi_request_shutdown=Module["_wasm_sapi_request_shutdown"]=()=>(_wasm_sapi_request_shutdown=Module["_wasm_sapi_request_shutdown"]=wasmExports["wasm_sapi_request_shutdown"])();var _wasm_sapi_handle_request=Module["_wasm_sapi_handle_request"]=()=>(_wasm_sapi_handle_request=Module["_wasm_sapi_handle_request"]=wasmExports["wasm_sapi_handle_request"])();var _php_wasm_init=Module["_php_wasm_init"]=()=>(_php_wasm_init=Module["_php_wasm_init"]=wasmExports["php_wasm_init"])();var _wasm_free=Module["_wasm_free"]=a0=>(_wasm_free=Module["_wasm_free"]=wasmExports["wasm_free"])(a0);var ___funcs_on_exit=()=>(___funcs_on_exit=wasmExports["__funcs_on_exit"])();var _emscripten_builtin_memalign=(a0,a1)=>(_emscripten_builtin_memalign=wasmExports["emscripten_builtin_memalign"])(a0,a1);var __emscripten_timeout=(a0,a1)=>(__emscripten_timeout=wasmExports["_emscripten_timeout"])(a0,a1);var ___trap=()=>(___trap=wasmExports["__trap"])();var __emscripten_tempret_set=a0=>(__emscripten_tempret_set=wasmExports["_emscripten_tempret_set"])(a0);var __emscripten_stack_restore=a0=>(__emscripten_stack_restore=wasmExports["_emscripten_stack_restore"])(a0);var __emscripten_stack_alloc=a0=>(__emscripten_stack_alloc=wasmExports["_emscripten_stack_alloc"])(a0);var _emscripten_stack_get_current=()=>(_emscripten_stack_get_current=wasmExports["emscripten_stack_get_current"])();Module["addRunDependency"]=addRunDependency;Module["removeRunDependency"]=removeRunDependency;Module["wasmExports"]=wasmExports;Module["ccall"]=ccall;Module["FS_createPreloadedFile"]=FS_createPreloadedFile;Module["FS_unlink"]=FS_unlink;Module["FS_createPath"]=FS_createPath;Module["FS_createDevice"]=FS_createDevice;Module["FS_createDataFile"]=FS_createDataFile;Module["FS_createLazyFile"]=FS_createLazyFile;Module["PROXYFS"]=PROXYFS;var calledRun;dependenciesFulfilled=function runCaller(){if(!calledRun)run();if(!calledRun)dependenciesFulfilled=runCaller};function run(){if(runDependencies>0){return}preRun();if(runDependencies>0){return}function doRun(){if(calledRun)return;calledRun=true;Module["calledRun"]=true;if(ABORT)return;initRuntime();Module["onRuntimeInitialized"]?.();postRun()}if(Module["setStatus"]){Module["setStatus"]("Running...");setTimeout(()=>{setTimeout(()=>Module["setStatus"](""),1);doRun()},1)}else{doRun()}}if(Module["preInit"]){if(typeof Module["preInit"]=="function")Module["preInit"]=[Module["preInit"]];while(Module["preInit"].length>0){Module["preInit"].pop()()}}run(); /** * Emscripten resolves `localhost` to a random IP address. Let's * make it always resolve to 127.0.0.1. diff --git a/packages/php-wasm/web/public/php/jspi/php_8_1.js b/packages/php-wasm/web/public/php/jspi/php_8_1.js index 460a3edcd2..5ebb79d562 100644 --- a/packages/php-wasm/web/public/php/jspi/php_8_1.js +++ b/packages/php-wasm/web/public/php/jspi/php_8_1.js @@ -1,46 +1,20 @@ import dependencyFilename from './8_1_23/php_8_1.wasm'; export { dependencyFilename }; -export const dependenciesTotalSize = 12530586; +export const dependenciesTotalSize = 12518290; export function init(RuntimeName, PHPLoader) { - /** - * Overrides Emscripten's default ExitStatus object which gets - * thrown on failure. Unfortunately, the default object is not - * a subclass of Error and does not provide any stack trace. - * - * This is a deliberate behavior on Emscripten's end to prevent - * memory leaks after the program exits. See: - * - * https://github.com/emscripten-core/emscripten/pull/9108 - * - * In case of WordPress Playground, the worker in which the PHP - * runs will typically exit after the PHP program finishes, so - * we don't have to worry about memory leaks. - * - * As for assigning to a previously undeclared ExitStatus variable here, - * the Emscripten module declares `ExitStatus` as `function ExitStatus` - * which means it gets hoisted to the top of the scope and can be - * reassigned here – before the actual declaration is reached. - * - * If that sounds weird, try this example: - * - * ExitStatus = () => { console.log("reassigned"); } - * function ExitStatus() {} - * ExitStatus(); - * // logs "reassigned" - */ - ExitStatus = class PHPExitStatus extends Error { - constructor(status) { - super(status); - this.name = "ExitStatus"; - this.message = "Program terminated with exit(" + status + ")"; - this.status = status; - } - } - // The rest of the code comes from the built php.js file and esm-suffix.js -var Module=typeof PHPLoader!="undefined"?PHPLoader:{};var ENVIRONMENT_IS_WEB=RuntimeName==="WEB";var ENVIRONMENT_IS_WORKER=RuntimeName==="WORKER";var ENVIRONMENT_IS_NODE=RuntimeName==="NODE";var moduleOverrides=Object.assign({},Module);var arguments_=[];var thisProgram="./this.program";var quit_=(status,toThrow)=>{throw toThrow};var scriptDirectory="";function locateFile(path){if(Module["locateFile"]){return Module["locateFile"](path,scriptDirectory)}return scriptDirectory+path}var read_,readAsync,readBinary;if(ENVIRONMENT_IS_WEB||ENVIRONMENT_IS_WORKER){if(ENVIRONMENT_IS_WORKER){scriptDirectory=self.location.href}else if(typeof document!="undefined"&&document.currentScript){scriptDirectory=document.currentScript.src}if(scriptDirectory.startsWith("blob:")){scriptDirectory=""}else{scriptDirectory=scriptDirectory.substr(0,scriptDirectory.replace(/[?#].*/,"").lastIndexOf("/")+1)}{read_=url=>{var xhr=new XMLHttpRequest;xhr.open("GET",url,false);xhr.send(null);return xhr.responseText};if(ENVIRONMENT_IS_WORKER){readBinary=url=>{var xhr=new XMLHttpRequest;xhr.open("GET",url,false);xhr.responseType="arraybuffer";xhr.send(null);return new Uint8Array(xhr.response)}}readAsync=(url,onload,onerror)=>{fetch(url,{credentials:"same-origin"}).then(response=>{if(response.ok){return response.arrayBuffer()}return Promise.reject(new Error(response.status+" : "+response.url))}).then(onload,onerror)}}}else{}var out=Module["print"]||console.log.bind(console);var err=Module["printErr"]||console.error.bind(console);Object.assign(Module,moduleOverrides);moduleOverrides=null;if(Module["arguments"])arguments_=Module["arguments"];if(Module["thisProgram"])thisProgram=Module["thisProgram"];if(Module["quit"])quit_=Module["quit"];var wasmBinary;if(Module["wasmBinary"])wasmBinary=Module["wasmBinary"];var wasmMemory;var ABORT=false;var EXITSTATUS;function assert(condition,text){if(!condition){abort(text)}}var HEAP8,HEAPU8,HEAP16,HEAPU16,HEAP32,HEAPU32,HEAPF32,HEAPF64;function updateMemoryViews(){var b=wasmMemory.buffer;Module["HEAP8"]=HEAP8=new Int8Array(b);Module["HEAP16"]=HEAP16=new Int16Array(b);Module["HEAPU8"]=HEAPU8=new Uint8Array(b);Module["HEAPU16"]=HEAPU16=new Uint16Array(b);Module["HEAP32"]=HEAP32=new Int32Array(b);Module["HEAPU32"]=HEAPU32=new Uint32Array(b);Module["HEAPF32"]=HEAPF32=new Float32Array(b);Module["HEAPF64"]=HEAPF64=new Float64Array(b)}var __ATPRERUN__=[];var __ATINIT__=[];var __ATEXIT__=[];var __ATPOSTRUN__=[];var runtimeInitialized=false;var runtimeExited=false;function preRun(){if(Module["preRun"]){if(typeof Module["preRun"]=="function")Module["preRun"]=[Module["preRun"]];while(Module["preRun"].length){addOnPreRun(Module["preRun"].shift())}}callRuntimeCallbacks(__ATPRERUN__)}function initRuntime(){runtimeInitialized=true;SOCKFS.root=FS.mount(SOCKFS,{},null);if(!Module["noFSInit"]&&!FS.init.initialized)FS.init();FS.ignorePermissions=false;TTY.init();PIPEFS.root=FS.mount(PIPEFS,{},null);callRuntimeCallbacks(__ATINIT__)}function exitRuntime(){___funcs_on_exit();callRuntimeCallbacks(__ATEXIT__);FS.quit();TTY.shutdown();runtimeExited=true}function postRun(){if(Module["postRun"]){if(typeof Module["postRun"]=="function")Module["postRun"]=[Module["postRun"]];while(Module["postRun"].length){addOnPostRun(Module["postRun"].shift())}}callRuntimeCallbacks(__ATPOSTRUN__)}function addOnPreRun(cb){__ATPRERUN__.unshift(cb)}function addOnInit(cb){__ATINIT__.unshift(cb)}function addOnPostRun(cb){__ATPOSTRUN__.unshift(cb)}var runDependencies=0;var runDependencyWatcher=null;var dependenciesFulfilled=null;function getUniqueRunDependency(id){return id}function addRunDependency(id){runDependencies++;Module["monitorRunDependencies"]?.(runDependencies)}function removeRunDependency(id){runDependencies--;Module["monitorRunDependencies"]?.(runDependencies);if(runDependencies==0){if(runDependencyWatcher!==null){clearInterval(runDependencyWatcher);runDependencyWatcher=null}if(dependenciesFulfilled){var callback=dependenciesFulfilled;dependenciesFulfilled=null;callback()}}}function abort(what){Module["onAbort"]?.(what);what="Aborted("+what+")";err(what);ABORT=true;EXITSTATUS=1;what+=". Build with -sASSERTIONS for more info.";if(runtimeInitialized){___trap()}var e=new WebAssembly.RuntimeError(what);throw e}var dataURIPrefix="data:application/octet-stream;base64,";var isDataURI=filename=>filename.startsWith(dataURIPrefix);function findWasmBinary(){var f=dependencyFilename;if(!isDataURI(f)){return locateFile(f)}return f}var wasmBinaryFile;function getBinarySync(file){if(file==wasmBinaryFile&&wasmBinary){return new Uint8Array(wasmBinary)}if(readBinary){return readBinary(file)}throw"both async and sync fetching of the wasm failed"}function getBinaryPromise(binaryFile){if(!wasmBinary){return new Promise((resolve,reject)=>{readAsync(binaryFile,response=>resolve(new Uint8Array(response)),error=>{try{resolve(getBinarySync(binaryFile))}catch(e){reject(e)}})})}return Promise.resolve().then(()=>getBinarySync(binaryFile))}function instantiateArrayBuffer(binaryFile,imports,receiver){return getBinaryPromise(binaryFile).then(binary=>WebAssembly.instantiate(binary,imports)).then(receiver,reason=>{err(`failed to asynchronously prepare wasm: ${reason}`);abort(reason)})}function instantiateAsync(binary,binaryFile,imports,callback){if(!binary&&typeof WebAssembly.instantiateStreaming=="function"&&!isDataURI(binaryFile)&&typeof fetch=="function"){return fetch(binaryFile,{credentials:"same-origin"}).then(response=>{var result=WebAssembly.instantiateStreaming(response,imports);return result.then(callback,function(reason){err(`wasm streaming compile failed: ${reason}`);err("falling back to ArrayBuffer instantiation");return instantiateArrayBuffer(binaryFile,imports,callback)})})}return instantiateArrayBuffer(binaryFile,imports,callback)}function getWasmImports(){Asyncify.instrumentWasmImports(wasmImports);return{env:wasmImports,wasi_snapshot_preview1:wasmImports}}function createWasm(){var info=getWasmImports();function receiveInstance(instance,module){wasmExports=instance.exports;wasmExports=Asyncify.instrumentWasmExports(wasmExports);Module["wasmExports"]=wasmExports;wasmMemory=wasmExports["memory"];updateMemoryViews();wasmTable=wasmExports["__indirect_function_table"];addOnInit(wasmExports["__wasm_call_ctors"]);removeRunDependency("wasm-instantiate");return wasmExports}addRunDependency("wasm-instantiate");function receiveInstantiationResult(result){receiveInstance(result["instance"])}if(Module["instantiateWasm"]){try{return Module["instantiateWasm"](info,receiveInstance)}catch(e){err(`Module.instantiateWasm callback failed with error: ${e}`);return false}}if(!wasmBinaryFile)wasmBinaryFile=findWasmBinary();instantiateAsync(wasmBinary,wasmBinaryFile,info,receiveInstantiationResult);return{}}var tempDouble;var tempI64;function __asyncjs__js_popen_to_file(command,mode,exitCodePtr){return Asyncify.handleAsync(async()=>{const returnCallback=resolver=>new Promise(resolver);if(!command)return 1;const cmdstr=UTF8ToString(command);if(!cmdstr.length)return 0;const modestr=UTF8ToString(mode);if(!modestr.length)return 0;if(modestr==="w"){console.error('popen($cmd, "w") is not implemented yet')}return returnCallback(async wakeUp=>{let cp;try{cp=PHPWASM.spawnProcess(cmdstr,[]);if(cp instanceof Promise){cp=await cp}}catch(e){console.error(e);if(e.code==="SPAWN_UNSUPPORTED"){return 1}throw e}const outByteArrays=[];cp.stdout.on("data",function(data){outByteArrays.push(data)});const outputPath="/tmp/popen_output";cp.on("exit",function(exitCode){const outBytes=new Uint8Array(outByteArrays.reduce((acc,curr)=>acc+curr.length,0));let offset=0;for(const byteArray of outByteArrays){outBytes.set(byteArray,offset);offset+=byteArray.length}FS.writeFile(outputPath,outBytes);HEAPU8[exitCodePtr]=exitCode;wakeUp(allocateUTF8OnStack(outputPath))})})})}__asyncjs__js_popen_to_file.sig="iiii";function __asyncjs__wasm_poll_socket(socketd,events,timeout){return Asyncify.handleAsync(async()=>{const returnCallback=resolver=>new Promise(resolver);const POLLIN=1;const POLLPRI=2;const POLLOUT=4;const POLLERR=8;const POLLHUP=16;const POLLNVAL=32;return returnCallback(wakeUp=>{const polls=[];if(socketd in PHPWASM.child_proc_by_fd){const procInfo=PHPWASM.child_proc_by_fd[socketd];if(procInfo.exited){wakeUp(0);return}polls.push(PHPWASM.awaitEvent(procInfo.stdout,"data"))}else if(FS.isSocket(FS.getStream(socketd)?.node.mode)){const sock=getSocketFromFD(socketd);if(!sock){wakeUp(0);return}const lookingFor=new Set;if(events&POLLIN||events&POLLPRI){if(sock.server){for(const client of sock.pending){if((client.recv_queue||[]).length>0){wakeUp(1);return}}}else if((sock.recv_queue||[]).length>0){wakeUp(1);return}}const webSockets=PHPWASM.getAllWebSockets(sock);if(!webSockets.length){wakeUp(0);return}for(const ws of webSockets){if(events&POLLIN||events&POLLPRI){polls.push(PHPWASM.awaitData(ws));lookingFor.add("POLLIN")}if(events&POLLOUT){polls.push(PHPWASM.awaitConnection(ws));lookingFor.add("POLLOUT")}if(events&POLLHUP){polls.push(PHPWASM.awaitClose(ws));lookingFor.add("POLLHUP")}if(events&POLLERR||events&POLLNVAL){polls.push(PHPWASM.awaitError(ws));lookingFor.add("POLLERR")}}}else{setTimeout(function(){wakeUp(1)},timeout);return}if(polls.length===0){console.warn("Unsupported poll event "+events+", defaulting to setTimeout().");setTimeout(function(){wakeUp(0)},timeout);return}const promises=polls.map(([promise])=>promise);const clearPolling=()=>polls.forEach(([,clear])=>clear());let awaken=false;let timeoutId;Promise.race(promises).then(function(results){if(!awaken){awaken=true;wakeUp(1);if(timeoutId){clearTimeout(timeoutId)}clearPolling()}});if(timeout!==-1){timeoutId=setTimeout(function(){if(!awaken){awaken=true;wakeUp(0);clearPolling()}},timeout)}})})}__asyncjs__wasm_poll_socket.sig="iiii";function __asyncjs__js_fd_read(fd,iov,iovcnt,pnum){return Asyncify.handleAsync(async()=>{const returnCallback=resolver=>new Promise(resolver);if(Asyncify?.State?.Normal===undefined||Asyncify?.state===Asyncify?.State?.Normal){var returnCode;var stream;let num=0;try{stream=SYSCALLS.getStreamFromFD(fd);const num=doReadv(stream,iov,iovcnt);HEAPU32[pnum>>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError")){throw e}if(e.errno!==6||!(stream?.fd in PHPWASM.child_proc_by_fd)){HEAPU32[pnum>>2]=0;return returnCode}}}return returnCallback(wakeUp=>{var retries=0;var interval=50;var timeout=5e3;var maxRetries=timeout/interval;function poll(){var returnCode;var stream;let num;try{stream=SYSCALLS.getStreamFromFD(fd);num=doReadv(stream,iov,iovcnt);returnCode=0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError")){console.error(e);throw e}returnCode=e.errno}const success=returnCode===0;const failure=++retries>maxRetries||!(fd in PHPWASM.child_proc_by_fd)||PHPWASM.child_proc_by_fd[fd]?.exited||FS.isClosed(stream);if(success){HEAPU32[pnum>>2]=num;wakeUp(0)}else if(failure){HEAPU32[pnum>>2]=0;wakeUp(returnCode===6?0:returnCode)}else{setTimeout(poll,interval)}}poll()})})}__asyncjs__js_fd_read.sig="iiiii";function __asyncjs__js_module_onMessage(data,response_buffer){return Asyncify.handleAsync(async()=>{if(Module["onMessage"]){const dataStr=UTF8ToString(data);return Module["onMessage"](dataStr).then(response=>{const responseBytes=typeof response==="string"?(new TextEncoder).encode(response):response;const responseSize=responseBytes.byteLength;const responsePtr=_malloc(responseSize+1);HEAPU8.set(responseBytes,responsePtr);HEAPU8[responsePtr+responseSize]=0;HEAPU8[response_buffer]=responsePtr;HEAPU8[response_buffer+1]=responsePtr>>8;HEAPU8[response_buffer+2]=responsePtr>>16;HEAPU8[response_buffer+3]=responsePtr>>24;return responseSize}).catch(e=>{console.error(e);return-1})}})}__asyncjs__js_module_onMessage.sig="iii";function ExitStatus(status){this.name="ExitStatus";this.message=`Program terminated with exit(${status})`;this.status=status}var callRuntimeCallbacks=callbacks=>{while(callbacks.length>0){callbacks.shift()(Module)}};var noExitRuntime=Module["noExitRuntime"]||false;function _SharpYuvConvert(){abort("missing function: SharpYuvConvert")}_SharpYuvConvert.stub=true;function _SharpYuvGetConversionMatrix(){abort("missing function: SharpYuvGetConversionMatrix")}_SharpYuvGetConversionMatrix.stub=true;function _SharpYuvInit(){abort("missing function: SharpYuvInit")}_SharpYuvInit.stub=true;var UTF8Decoder=typeof TextDecoder!="undefined"?new TextDecoder("utf8"):undefined;var UTF8ArrayToString=(heapOrArray,idx,maxBytesToRead)=>{var endIdx=idx+maxBytesToRead;var endPtr=idx;while(heapOrArray[endPtr]&&!(endPtr>=endIdx))++endPtr;if(endPtr-idx>16&&heapOrArray.buffer&&UTF8Decoder){return UTF8Decoder.decode(heapOrArray.subarray(idx,endPtr))}var str="";while(idx>10,56320|ch&1023)}}return str};var UTF8ToString=(ptr,maxBytesToRead)=>ptr?UTF8ArrayToString(HEAPU8,ptr,maxBytesToRead):"";Module["UTF8ToString"]=UTF8ToString;var ___assert_fail=(condition,filename,line,func)=>{abort(`Assertion failed: ${UTF8ToString(condition)}, at: `+[filename?UTF8ToString(filename):"unknown filename",line,func?UTF8ToString(func):"unknown function"])};var wasmTableMirror=[];var wasmTable;var getWasmTableEntry=funcPtr=>{var func=wasmTableMirror[funcPtr];if(!func){if(funcPtr>=wasmTableMirror.length)wasmTableMirror.length=funcPtr+1;wasmTableMirror[funcPtr]=func=wasmTable.get(funcPtr);if(Asyncify.isAsyncExport(func)){wasmTableMirror[funcPtr]=func=Asyncify.makeAsyncFunction(func)}}return func};var ___call_sighandler=(fp,sig)=>getWasmTableEntry(fp)(sig);var initRandomFill=()=>{if(typeof crypto=="object"&&typeof crypto["getRandomValues"]=="function"){return view=>crypto.getRandomValues(view)}else abort("initRandomDevice")};var randomFill=view=>(randomFill=initRandomFill())(view);var PATH={isAbs:path=>path.charAt(0)==="/",splitPath:filename=>{var splitPathRe=/^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/;return splitPathRe.exec(filename).slice(1)},normalizeArray:(parts,allowAboveRoot)=>{var up=0;for(var i=parts.length-1;i>=0;i--){var last=parts[i];if(last==="."){parts.splice(i,1)}else if(last===".."){parts.splice(i,1);up++}else if(up){parts.splice(i,1);up--}}if(allowAboveRoot){for(;up;up--){parts.unshift("..")}}return parts},normalize:path=>{var isAbsolute=PATH.isAbs(path),trailingSlash=path.substr(-1)==="/";path=PATH.normalizeArray(path.split("/").filter(p=>!!p),!isAbsolute).join("/");if(!path&&!isAbsolute){path="."}if(path&&trailingSlash){path+="/"}return(isAbsolute?"/":"")+path},dirname:path=>{var result=PATH.splitPath(path),root=result[0],dir=result[1];if(!root&&!dir){return"."}if(dir){dir=dir.substr(0,dir.length-1)}return root+dir},basename:path=>{if(path==="/")return"/";path=PATH.normalize(path);path=path.replace(/\/$/,"");var lastSlash=path.lastIndexOf("/");if(lastSlash===-1)return path;return path.substr(lastSlash+1)},join:(...paths)=>PATH.normalize(paths.join("/")),join2:(l,r)=>PATH.normalize(l+"/"+r)};var PATH_FS={resolve:(...args)=>{var resolvedPath="",resolvedAbsolute=false;for(var i=args.length-1;i>=-1&&!resolvedAbsolute;i--){var path=i>=0?args[i]:FS.cwd();if(typeof path!="string"){throw new TypeError("Arguments to path.resolve must be strings")}else if(!path){return""}resolvedPath=path+"/"+resolvedPath;resolvedAbsolute=PATH.isAbs(path)}resolvedPath=PATH.normalizeArray(resolvedPath.split("/").filter(p=>!!p),!resolvedAbsolute).join("/");return(resolvedAbsolute?"/":"")+resolvedPath||"."},relative:(from,to)=>{from=PATH_FS.resolve(from).substr(1);to=PATH_FS.resolve(to).substr(1);function trim(arr){var start=0;for(;start=0;end--){if(arr[end]!=="")break}if(start>end)return[];return arr.slice(start,end-start+1)}var fromParts=trim(from.split("/"));var toParts=trim(to.split("/"));var length=Math.min(fromParts.length,toParts.length);var samePartsLength=length;for(var i=0;i{var len=0;for(var i=0;i=55296&&c<=57343){len+=4;++i}else{len+=3}}return len};Module["lengthBytesUTF8"]=lengthBytesUTF8;var stringToUTF8Array=(str,heap,outIdx,maxBytesToWrite)=>{if(!(maxBytesToWrite>0))return 0;var startIdx=outIdx;var endIdx=outIdx+maxBytesToWrite-1;for(var i=0;i=55296&&u<=57343){var u1=str.charCodeAt(++i);u=65536+((u&1023)<<10)|u1&1023}if(u<=127){if(outIdx>=endIdx)break;heap[outIdx++]=u}else if(u<=2047){if(outIdx+1>=endIdx)break;heap[outIdx++]=192|u>>6;heap[outIdx++]=128|u&63}else if(u<=65535){if(outIdx+2>=endIdx)break;heap[outIdx++]=224|u>>12;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}else{if(outIdx+3>=endIdx)break;heap[outIdx++]=240|u>>18;heap[outIdx++]=128|u>>12&63;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}}heap[outIdx]=0;return outIdx-startIdx};function intArrayFromString(stringy,dontAddNull,length){var len=length>0?length:lengthBytesUTF8(stringy)+1;var u8array=new Array(len);var numBytesWritten=stringToUTF8Array(stringy,u8array,0,u8array.length);if(dontAddNull)u8array.length=numBytesWritten;return u8array}var FS_stdin_getChar=()=>{if(!FS_stdin_getChar_buffer.length){var result=null;if(typeof window!="undefined"&&typeof window.prompt=="function"){result=window.prompt("Input: ");if(result!==null){result+="\n"}}else{}if(!result){return null}FS_stdin_getChar_buffer=intArrayFromString(result,true)}return FS_stdin_getChar_buffer.shift()};var TTY={ttys:[],init(){},shutdown(){},register(dev,ops){TTY.ttys[dev]={input:[],output:[],ops:ops};FS.registerDevice(dev,TTY.stream_ops)},stream_ops:{open(stream){var tty=TTY.ttys[stream.node.rdev];if(!tty){throw new FS.ErrnoError(43)}stream.tty=tty;stream.seekable=false},close(stream){stream.tty.ops.fsync(stream.tty)},fsync(stream){stream.tty.ops.fsync(stream.tty)},read(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.get_char){throw new FS.ErrnoError(60)}var bytesRead=0;for(var i=0;i0){out(UTF8ArrayToString(tty.output,0));tty.output=[]}},ioctl_tcgets(tty){return{c_iflag:25856,c_oflag:5,c_cflag:191,c_lflag:35387,c_cc:[3,28,127,21,4,0,1,0,17,19,26,0,18,15,23,22,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]}},ioctl_tcsets(tty,optional_actions,data){return 0},ioctl_tiocgwinsz(tty){return[24,80]}},default_tty1_ops:{put_char(tty,val){if(val===null||val===10){err(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}},fsync(tty){if(tty.output&&tty.output.length>0){err(UTF8ArrayToString(tty.output,0));tty.output=[]}}}};var zeroMemory=(address,size)=>{HEAPU8.fill(0,address,address+size);return address};var alignMemory=(size,alignment)=>Math.ceil(size/alignment)*alignment;var mmapAlloc=size=>{size=alignMemory(size,65536);var ptr=_emscripten_builtin_memalign(65536,size);if(!ptr)return 0;return zeroMemory(ptr,size)};var MEMFS={ops_table:null,mount(mount){return MEMFS.createNode(null,"/",16384|511,0)},createNode(parent,name,mode,dev){if(FS.isBlkdev(mode)||FS.isFIFO(mode)){throw new FS.ErrnoError(63)}MEMFS.ops_table||={dir:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,lookup:MEMFS.node_ops.lookup,mknod:MEMFS.node_ops.mknod,rename:MEMFS.node_ops.rename,unlink:MEMFS.node_ops.unlink,rmdir:MEMFS.node_ops.rmdir,readdir:MEMFS.node_ops.readdir,symlink:MEMFS.node_ops.symlink},stream:{llseek:MEMFS.stream_ops.llseek}},file:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:{llseek:MEMFS.stream_ops.llseek,read:MEMFS.stream_ops.read,write:MEMFS.stream_ops.write,allocate:MEMFS.stream_ops.allocate,mmap:MEMFS.stream_ops.mmap,msync:MEMFS.stream_ops.msync}},link:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,readlink:MEMFS.node_ops.readlink},stream:{}},chrdev:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:FS.chrdev_stream_ops}};var node=FS.createNode(parent,name,mode,dev);if(FS.isDir(node.mode)){node.node_ops=MEMFS.ops_table.dir.node;node.stream_ops=MEMFS.ops_table.dir.stream;node.contents={}}else if(FS.isFile(node.mode)){node.node_ops=MEMFS.ops_table.file.node;node.stream_ops=MEMFS.ops_table.file.stream;node.usedBytes=0;node.contents=null}else if(FS.isLink(node.mode)){node.node_ops=MEMFS.ops_table.link.node;node.stream_ops=MEMFS.ops_table.link.stream}else if(FS.isChrdev(node.mode)){node.node_ops=MEMFS.ops_table.chrdev.node;node.stream_ops=MEMFS.ops_table.chrdev.stream}node.timestamp=Date.now();if(parent){parent.contents[name]=node;parent.timestamp=node.timestamp}return node},getFileDataAsTypedArray(node){if(!node.contents)return new Uint8Array(0);if(node.contents.subarray)return node.contents.subarray(0,node.usedBytes);return new Uint8Array(node.contents)},expandFileStorage(node,newCapacity){var prevCapacity=node.contents?node.contents.length:0;if(prevCapacity>=newCapacity)return;var CAPACITY_DOUBLING_MAX=1024*1024;newCapacity=Math.max(newCapacity,prevCapacity*(prevCapacity>>0);if(prevCapacity!=0)newCapacity=Math.max(newCapacity,256);var oldContents=node.contents;node.contents=new Uint8Array(newCapacity);if(node.usedBytes>0)node.contents.set(oldContents.subarray(0,node.usedBytes),0)},resizeFileStorage(node,newSize){if(node.usedBytes==newSize)return;if(newSize==0){node.contents=null;node.usedBytes=0}else{var oldContents=node.contents;node.contents=new Uint8Array(newSize);if(oldContents){node.contents.set(oldContents.subarray(0,Math.min(newSize,node.usedBytes)))}node.usedBytes=newSize}},node_ops:{getattr(node){var attr={};attr.dev=FS.isChrdev(node.mode)?node.id:1;attr.ino=node.id;attr.mode=node.mode;attr.nlink=1;attr.uid=0;attr.gid=0;attr.rdev=node.rdev;if(FS.isDir(node.mode)){attr.size=4096}else if(FS.isFile(node.mode)){attr.size=node.usedBytes}else if(FS.isLink(node.mode)){attr.size=node.link.length}else{attr.size=0}attr.atime=new Date(node.timestamp);attr.mtime=new Date(node.timestamp);attr.ctime=new Date(node.timestamp);attr.blksize=4096;attr.blocks=Math.ceil(attr.size/attr.blksize);return attr},setattr(node,attr){if(attr.mode!==undefined){node.mode=attr.mode}if(attr.timestamp!==undefined){node.timestamp=attr.timestamp}if(attr.size!==undefined){MEMFS.resizeFileStorage(node,attr.size)}},lookup(parent,name){throw FS.genericErrors[44]},mknod(parent,name,mode,dev){return MEMFS.createNode(parent,name,mode,dev)},rename(old_node,new_dir,new_name){if(FS.isDir(old_node.mode)){var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(new_node){for(var i in new_node.contents){throw new FS.ErrnoError(55)}}}delete old_node.parent.contents[old_node.name];old_node.parent.timestamp=Date.now();old_node.name=new_name;new_dir.contents[new_name]=old_node;new_dir.timestamp=old_node.parent.timestamp},unlink(parent,name){delete parent.contents[name];parent.timestamp=Date.now()},rmdir(parent,name){var node=FS.lookupNode(parent,name);for(var i in node.contents){throw new FS.ErrnoError(55)}delete parent.contents[name];parent.timestamp=Date.now()},readdir(node){var entries=[".",".."];for(var key of Object.keys(node.contents)){entries.push(key)}return entries},symlink(parent,newname,oldpath){var node=MEMFS.createNode(parent,newname,511|40960,0);node.link=oldpath;return node},readlink(node){if(!FS.isLink(node.mode)){throw new FS.ErrnoError(28)}return node.link}},stream_ops:{read(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=stream.node.usedBytes)return 0;var size=Math.min(stream.node.usedBytes-position,length);if(size>8&&contents.subarray){buffer.set(contents.subarray(position,position+size),offset)}else{for(var i=0;i0||position+length{var dep=!noRunDep?getUniqueRunDependency(`al ${url}`):"";readAsync(url,arrayBuffer=>{onload(new Uint8Array(arrayBuffer));if(dep)removeRunDependency(dep)},event=>{if(onerror){onerror()}else{throw`Loading data file "${url}" failed.`}});if(dep)addRunDependency(dep)};var FS_createDataFile=(parent,name,fileData,canRead,canWrite,canOwn)=>{FS.createDataFile(parent,name,fileData,canRead,canWrite,canOwn)};var preloadPlugins=Module["preloadPlugins"]||[];var FS_handledByPreloadPlugin=(byteArray,fullname,finish,onerror)=>{if(typeof Browser!="undefined")Browser.init();var handled=false;preloadPlugins.forEach(plugin=>{if(handled)return;if(plugin["canHandle"](fullname)){plugin["handle"](byteArray,fullname,finish,onerror);handled=true}});return handled};var FS_createPreloadedFile=(parent,name,url,canRead,canWrite,onload,onerror,dontCreateFile,canOwn,preFinish)=>{var fullname=name?PATH_FS.resolve(PATH.join2(parent,name)):parent;var dep=getUniqueRunDependency(`cp ${fullname}`);function processData(byteArray){function finish(byteArray){preFinish?.();if(!dontCreateFile){FS_createDataFile(parent,name,byteArray,canRead,canWrite,canOwn)}onload?.();removeRunDependency(dep)}if(FS_handledByPreloadPlugin(byteArray,fullname,finish,()=>{onerror?.();removeRunDependency(dep)})){return}finish(byteArray)}addRunDependency(dep);if(typeof url=="string"){asyncLoad(url,processData,onerror)}else{processData(url)}};var FS_modeStringToFlags=str=>{var flagModes={r:0,"r+":2,w:512|64|1,"w+":512|64|2,a:1024|64|1,"a+":1024|64|2};var flags=flagModes[str];if(typeof flags=="undefined"){throw new Error(`Unknown file open mode: ${str}`)}return flags};var FS_getMode=(canRead,canWrite)=>{var mode=0;if(canRead)mode|=292|73;if(canWrite)mode|=146;return mode};var ERRNO_CODES={EPERM:63,ENOENT:44,ESRCH:71,EINTR:27,EIO:29,ENXIO:60,E2BIG:1,ENOEXEC:45,EBADF:8,ECHILD:12,EAGAIN:6,EWOULDBLOCK:6,ENOMEM:48,EACCES:2,EFAULT:21,ENOTBLK:105,EBUSY:10,EEXIST:20,EXDEV:75,ENODEV:43,ENOTDIR:54,EISDIR:31,EINVAL:28,ENFILE:41,EMFILE:33,ENOTTY:59,ETXTBSY:74,EFBIG:22,ENOSPC:51,ESPIPE:70,EROFS:69,EMLINK:34,EPIPE:64,EDOM:18,ERANGE:68,ENOMSG:49,EIDRM:24,ECHRNG:106,EL2NSYNC:156,EL3HLT:107,EL3RST:108,ELNRNG:109,EUNATCH:110,ENOCSI:111,EL2HLT:112,EDEADLK:16,ENOLCK:46,EBADE:113,EBADR:114,EXFULL:115,ENOANO:104,EBADRQC:103,EBADSLT:102,EDEADLOCK:16,EBFONT:101,ENOSTR:100,ENODATA:116,ETIME:117,ENOSR:118,ENONET:119,ENOPKG:120,EREMOTE:121,ENOLINK:47,EADV:122,ESRMNT:123,ECOMM:124,EPROTO:65,EMULTIHOP:36,EDOTDOT:125,EBADMSG:9,ENOTUNIQ:126,EBADFD:127,EREMCHG:128,ELIBACC:129,ELIBBAD:130,ELIBSCN:131,ELIBMAX:132,ELIBEXEC:133,ENOSYS:52,ENOTEMPTY:55,ENAMETOOLONG:37,ELOOP:32,EOPNOTSUPP:138,EPFNOSUPPORT:139,ECONNRESET:15,ENOBUFS:42,EAFNOSUPPORT:5,EPROTOTYPE:67,ENOTSOCK:57,ENOPROTOOPT:50,ESHUTDOWN:140,ECONNREFUSED:14,EADDRINUSE:3,ECONNABORTED:13,ENETUNREACH:40,ENETDOWN:38,ETIMEDOUT:73,EHOSTDOWN:142,EHOSTUNREACH:23,EINPROGRESS:26,EALREADY:7,EDESTADDRREQ:17,EMSGSIZE:35,EPROTONOSUPPORT:66,ESOCKTNOSUPPORT:137,EADDRNOTAVAIL:4,ENETRESET:39,EISCONN:30,ENOTCONN:53,ETOOMANYREFS:141,EUSERS:136,EDQUOT:19,ESTALE:72,ENOTSUP:138,ENOMEDIUM:148,EILSEQ:25,EOVERFLOW:61,ECANCELED:11,ENOTRECOVERABLE:56,EOWNERDEAD:62,ESTRPIPE:135};var PROXYFS={mount(mount){return PROXYFS.createNode(null,"/",mount.opts.fs.lstat(mount.opts.root).mode,0)},createNode(parent,name,mode,dev){if(!FS.isDir(mode)&&!FS.isFile(mode)&&!FS.isLink(mode)){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}var node=FS.createNode(parent,name,mode);node.node_ops=PROXYFS.node_ops;node.stream_ops=PROXYFS.stream_ops;return node},realPath(node){var parts=[];while(node.parent!==node){parts.push(node.name);node=node.parent}parts.push(node.mount.opts.root);parts.reverse();return PATH.join(...parts)},node_ops:{getattr(node){var path=PROXYFS.realPath(node);var stat;try{stat=node.mount.opts.fs.lstat(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return{dev:stat.dev,ino:stat.ino,mode:stat.mode,nlink:stat.nlink,uid:stat.uid,gid:stat.gid,rdev:stat.rdev,size:stat.size,atime:stat.atime,mtime:stat.mtime,ctime:stat.ctime,blksize:stat.blksize,blocks:stat.blocks}},setattr(node,attr){var path=PROXYFS.realPath(node);try{if(attr.mode!==undefined){node.mount.opts.fs.chmod(path,attr.mode);node.mode=attr.mode}if(attr.timestamp!==undefined){var date=new Date(attr.timestamp);node.mount.opts.fs.utime(path,date,date)}if(attr.size!==undefined){node.mount.opts.fs.truncate(path,attr.size)}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},lookup(parent,name){try{var path=PATH.join2(PROXYFS.realPath(parent),name);var mode=parent.mount.opts.fs.lstat(path).mode;var node=PROXYFS.createNode(parent,name,mode);return node}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},mknod(parent,name,mode,dev){var node=PROXYFS.createNode(parent,name,mode,dev);var path=PROXYFS.realPath(node);try{if(FS.isDir(node.mode)){node.mount.opts.fs.mkdir(path,node.mode)}else{node.mount.opts.fs.writeFile(path,"",{mode:node.mode})}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return node},rename(oldNode,newDir,newName){var oldPath=PROXYFS.realPath(oldNode);var newPath=PATH.join2(PROXYFS.realPath(newDir),newName);try{oldNode.mount.opts.fs.rename(oldPath,newPath);oldNode.name=newName}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},unlink(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.unlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},rmdir(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.rmdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readdir(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},symlink(parent,newName,oldPath){var newPath=PATH.join2(PROXYFS.realPath(parent),newName);try{parent.mount.opts.fs.symlink(oldPath,newPath)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readlink(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}}},stream_ops:{open(stream){var path=PROXYFS.realPath(stream.node);try{stream.nfd=stream.node.mount.opts.fs.open(path,stream.flags)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},close(stream){try{stream.node.mount.opts.fs.close(stream.nfd)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},read(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.read(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},write(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.write(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},llseek(stream,offset,whence){var position=offset;if(whence===1){position+=stream.position}else if(whence===2){if(FS.isFile(stream.node.mode)){try{var stat=stream.node.node_ops.getattr(stream.node);position+=stat.size}catch(e){throw new FS.ErrnoError(ERRNO_CODES[e.code])}}}if(position<0){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}return position}}};var FS={root:null,mounts:[],devices:{},streams:[],nextInode:1,nameTable:null,currentPath:"/",initialized:false,ignorePermissions:true,ErrnoError:class{constructor(errno){this.name="ErrnoError";this.errno=errno}},genericErrors:{},filesystems:null,syncFSRequests:0,FSStream:class{constructor(){this.shared={}}get object(){return this.node}set object(val){this.node=val}get isRead(){return(this.flags&2097155)!==1}get isWrite(){return(this.flags&2097155)!==0}get isAppend(){return this.flags&1024}get flags(){return this.shared.flags}set flags(val){this.shared.flags=val}get position(){return this.shared.position}set position(val){this.shared.position=val}},FSNode:class{constructor(parent,name,mode,rdev){if(!parent){parent=this}this.parent=parent;this.mount=parent.mount;this.mounted=null;this.id=FS.nextInode++;this.name=name;this.mode=mode;this.node_ops={};this.stream_ops={};this.rdev=rdev;this.readMode=292|73;this.writeMode=146}get read(){return(this.mode&this.readMode)===this.readMode}set read(val){val?this.mode|=this.readMode:this.mode&=~this.readMode}get write(){return(this.mode&this.writeMode)===this.writeMode}set write(val){val?this.mode|=this.writeMode:this.mode&=~this.writeMode}get isFolder(){return FS.isDir(this.mode)}get isDevice(){return FS.isChrdev(this.mode)}},lookupPath(path,opts={}){path=PATH_FS.resolve(path);if(!path)return{path:"",node:null};var defaults={follow_mount:true,recurse_count:0};opts=Object.assign(defaults,opts);if(opts.recurse_count>8){throw new FS.ErrnoError(32)}var parts=path.split("/").filter(p=>!!p);var current=FS.root;var current_path="/";for(var i=0;i40){throw new FS.ErrnoError(32)}}}}return{path:current_path,node:current}},getPath(node){var path;while(true){if(FS.isRoot(node)){var mount=node.mount.mountpoint;if(!path)return mount;return mount[mount.length-1]!=="/"?`${mount}/${path}`:mount+path}path=path?`${node.name}/${path}`:node.name;node=node.parent}},hashName(parentid,name){var hash=0;for(var i=0;i>>0)%FS.nameTable.length},hashAddNode(node){var hash=FS.hashName(node.parent.id,node.name);node.name_next=FS.nameTable[hash];FS.nameTable[hash]=node},hashRemoveNode(node){var hash=FS.hashName(node.parent.id,node.name);if(FS.nameTable[hash]===node){FS.nameTable[hash]=node.name_next}else{var current=FS.nameTable[hash];while(current){if(current.name_next===node){current.name_next=node.name_next;break}current=current.name_next}}},lookupNode(parent,name){var errCode=FS.mayLookup(parent);if(errCode){throw new FS.ErrnoError(errCode)}var hash=FS.hashName(parent.id,name);for(var node=FS.nameTable[hash];node;node=node.name_next){var nodeName=node.name;if(node.parent.id===parent.id&&nodeName===name){return node}}return FS.lookup(parent,name)},createNode(parent,name,mode,rdev){var node=new FS.FSNode(parent,name,mode,rdev);FS.hashAddNode(node);return node},destroyNode(node){FS.hashRemoveNode(node)},isRoot(node){return node===node.parent},isMountpoint(node){return!!node.mounted},isFile(mode){return(mode&61440)===32768},isDir(mode){return(mode&61440)===16384},isLink(mode){return(mode&61440)===40960},isChrdev(mode){return(mode&61440)===8192},isBlkdev(mode){return(mode&61440)===24576},isFIFO(mode){return(mode&61440)===4096},isSocket(mode){return(mode&49152)===49152},flagsToPermissionString(flag){var perms=["r","w","rw"][flag&3];if(flag&512){perms+="w"}return perms},nodePermissions(node,perms){if(FS.ignorePermissions){return 0}if(perms.includes("r")&&!(node.mode&292)){return 2}else if(perms.includes("w")&&!(node.mode&146)){return 2}else if(perms.includes("x")&&!(node.mode&73)){return 2}return 0},mayLookup(dir){if(!FS.isDir(dir.mode))return 54;var errCode=FS.nodePermissions(dir,"x");if(errCode)return errCode;if(!dir.node_ops.lookup)return 2;return 0},mayCreate(dir,name){try{var node=FS.lookupNode(dir,name);return 20}catch(e){}return FS.nodePermissions(dir,"wx")},mayDelete(dir,name,isdir){var node;try{node=FS.lookupNode(dir,name)}catch(e){return e.errno}var errCode=FS.nodePermissions(dir,"wx");if(errCode){return errCode}if(isdir){if(!FS.isDir(node.mode)){return 54}if(FS.isRoot(node)||FS.getPath(node)===FS.cwd()){return 10}}else{if(FS.isDir(node.mode)){return 31}}return 0},mayOpen(node,flags){if(!node){return 44}if(FS.isLink(node.mode)){return 32}else if(FS.isDir(node.mode)){if(FS.flagsToPermissionString(flags)!=="r"||flags&512){return 31}}return FS.nodePermissions(node,FS.flagsToPermissionString(flags))},MAX_OPEN_FDS:4096,nextfd(){for(var fd=0;fd<=FS.MAX_OPEN_FDS;fd++){if(!FS.streams[fd]){return fd}}throw new FS.ErrnoError(33)},getStreamChecked(fd){var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}return stream},getStream:fd=>FS.streams[fd],createStream(stream,fd=-1){stream=Object.assign(new FS.FSStream,stream);if(fd==-1){fd=FS.nextfd()}stream.fd=fd;FS.streams[fd]=stream;return stream},closeStream(fd){FS.streams[fd]=null},dupStream(origStream,fd=-1){var stream=FS.createStream(origStream,fd);stream.stream_ops?.dup?.(stream);return stream},chrdev_stream_ops:{open(stream){var device=FS.getDevice(stream.node.rdev);stream.stream_ops=device.stream_ops;stream.stream_ops.open?.(stream)},llseek(){throw new FS.ErrnoError(70)}},major:dev=>dev>>8,minor:dev=>dev&255,makedev:(ma,mi)=>ma<<8|mi,registerDevice(dev,ops){FS.devices[dev]={stream_ops:ops}},getDevice:dev=>FS.devices[dev],getMounts(mount){var mounts=[];var check=[mount];while(check.length){var m=check.pop();mounts.push(m);check.push(...m.mounts)}return mounts},syncfs(populate,callback){if(typeof populate=="function"){callback=populate;populate=false}FS.syncFSRequests++;if(FS.syncFSRequests>1){err(`warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work`)}var mounts=FS.getMounts(FS.root.mount);var completed=0;function doCallback(errCode){FS.syncFSRequests--;return callback(errCode)}function done(errCode){if(errCode){if(!done.errored){done.errored=true;return doCallback(errCode)}return}if(++completed>=mounts.length){doCallback(null)}}mounts.forEach(mount=>{if(!mount.type.syncfs){return done(null)}mount.type.syncfs(mount,populate,done)})},mount(type,opts,mountpoint){var root=mountpoint==="/";var pseudo=!mountpoint;var node;if(root&&FS.root){throw new FS.ErrnoError(10)}else if(!root&&!pseudo){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});mountpoint=lookup.path;node=lookup.node;if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}if(!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}}var mount={type:type,opts:opts,mountpoint:mountpoint,mounts:[]};var mountRoot=type.mount(mount);mountRoot.mount=mount;mount.root=mountRoot;if(root){FS.root=mountRoot}else if(node){node.mounted=mount;if(node.mount){node.mount.mounts.push(mount)}}return mountRoot},unmount(mountpoint){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});if(!FS.isMountpoint(lookup.node)){throw new FS.ErrnoError(28)}var node=lookup.node;var mount=node.mounted;var mounts=FS.getMounts(mount);Object.keys(FS.nameTable).forEach(hash=>{var current=FS.nameTable[hash];while(current){var next=current.name_next;if(mounts.includes(current.mount)){FS.destroyNode(current)}current=next}});node.mounted=null;var idx=node.mount.mounts.indexOf(mount);node.mount.mounts.splice(idx,1)},lookup(parent,name){return parent.node_ops.lookup(parent,name)},mknod(path,mode,dev){var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);if(!name||name==="."||name===".."){throw new FS.ErrnoError(28)}var errCode=FS.mayCreate(parent,name);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.mknod){throw new FS.ErrnoError(63)}return parent.node_ops.mknod(parent,name,mode,dev)},create(path,mode){mode=mode!==undefined?mode:438;mode&=4095;mode|=32768;return FS.mknod(path,mode,0)},mkdir(path,mode){mode=mode!==undefined?mode:511;mode&=511|512;mode|=16384;return FS.mknod(path,mode,0)},mkdirTree(path,mode){var dirs=path.split("/");var d="";for(var i=0;iFS.currentPath,chdir(path){var lookup=FS.lookupPath(path,{follow:true});if(lookup.node===null){throw new FS.ErrnoError(44)}if(!FS.isDir(lookup.node.mode)){throw new FS.ErrnoError(54)}var errCode=FS.nodePermissions(lookup.node,"x");if(errCode){throw new FS.ErrnoError(errCode)}FS.currentPath=lookup.path},createDefaultDirectories(){FS.mkdir("/tmp");FS.mkdir("/home");FS.mkdir("/home/web_user")},createDefaultDevices(){FS.mkdir("/dev");FS.registerDevice(FS.makedev(1,3),{read:()=>0,write:(stream,buffer,offset,length,pos)=>length});FS.mkdev("/dev/null",FS.makedev(1,3));TTY.register(FS.makedev(5,0),TTY.default_tty_ops);TTY.register(FS.makedev(6,0),TTY.default_tty1_ops);FS.mkdev("/dev/tty",FS.makedev(5,0));FS.mkdev("/dev/tty1",FS.makedev(6,0));var randomBuffer=new Uint8Array(1024),randomLeft=0;var randomByte=()=>{if(randomLeft===0){randomLeft=randomFill(randomBuffer).byteLength}return randomBuffer[--randomLeft]};FS.createDevice("/dev","random",randomByte);FS.createDevice("/dev","urandom",randomByte);FS.mkdir("/dev/shm");FS.mkdir("/dev/shm/tmp")},createSpecialDirectories(){FS.mkdir("/proc");var proc_self=FS.mkdir("/proc/self");FS.mkdir("/proc/self/fd");FS.mount({mount(){var node=FS.createNode(proc_self,"fd",16384|511,73);node.node_ops={lookup(parent,name){var fd=+name;var stream=FS.getStreamChecked(fd);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}};return node}},{},"/proc/self/fd")},createStandardStreams(){if(Module["stdin"]){FS.createDevice("/dev","stdin",Module["stdin"])}else{FS.symlink("/dev/tty","/dev/stdin")}if(Module["stdout"]){FS.createDevice("/dev","stdout",null,Module["stdout"])}else{FS.symlink("/dev/tty","/dev/stdout")}if(Module["stderr"]){FS.createDevice("/dev","stderr",null,Module["stderr"])}else{FS.symlink("/dev/tty1","/dev/stderr")}var stdin=FS.open("/dev/stdin",0);var stdout=FS.open("/dev/stdout",1);var stderr=FS.open("/dev/stderr",1)},staticInit(){[44].forEach(code=>{FS.genericErrors[code]=new FS.ErrnoError(code);FS.genericErrors[code].stack=""});FS.nameTable=new Array(4096);FS.mount(MEMFS,{},"/");FS.createDefaultDirectories();FS.createDefaultDevices();FS.createSpecialDirectories();FS.filesystems={MEMFS:MEMFS,PROXYFS:PROXYFS}},init(input,output,error){FS.init.initialized=true;Module["stdin"]=input||Module["stdin"];Module["stdout"]=output||Module["stdout"];Module["stderr"]=error||Module["stderr"];FS.createStandardStreams()},quit(){FS.init.initialized=false;_fflush(0);for(var i=0;ithis.length-1||idx<0){return undefined}var chunkOffset=idx%this.chunkSize;var chunkNum=idx/this.chunkSize|0;return this.getter(chunkNum)[chunkOffset]}setDataGetter(getter){this.getter=getter}cacheLength(){var xhr=new XMLHttpRequest;xhr.open("HEAD",url,false);xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);var datalength=Number(xhr.getResponseHeader("Content-length"));var header;var hasByteServing=(header=xhr.getResponseHeader("Accept-Ranges"))&&header==="bytes";var usesGzip=(header=xhr.getResponseHeader("Content-Encoding"))&&header==="gzip";var chunkSize=1024*1024;if(!hasByteServing)chunkSize=datalength;var doXHR=(from,to)=>{if(from>to)throw new Error("invalid range ("+from+", "+to+") or no bytes requested!");if(to>datalength-1)throw new Error("only "+datalength+" bytes available! programmer error!");var xhr=new XMLHttpRequest;xhr.open("GET",url,false);if(datalength!==chunkSize)xhr.setRequestHeader("Range","bytes="+from+"-"+to);xhr.responseType="arraybuffer";if(xhr.overrideMimeType){xhr.overrideMimeType("text/plain; charset=x-user-defined")}xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);if(xhr.response!==undefined){return new Uint8Array(xhr.response||[])}return intArrayFromString(xhr.responseText||"",true)};var lazyArray=this;lazyArray.setDataGetter(chunkNum=>{var start=chunkNum*chunkSize;var end=(chunkNum+1)*chunkSize-1;end=Math.min(end,datalength-1);if(typeof lazyArray.chunks[chunkNum]=="undefined"){lazyArray.chunks[chunkNum]=doXHR(start,end)}if(typeof lazyArray.chunks[chunkNum]=="undefined")throw new Error("doXHR failed!");return lazyArray.chunks[chunkNum]});if(usesGzip||!datalength){chunkSize=datalength=1;datalength=this.getter(0).length;chunkSize=datalength;out("LazyFiles on gzip forces download of the whole file when length is accessed")}this._length=datalength;this._chunkSize=chunkSize;this.lengthKnown=true}get length(){if(!this.lengthKnown){this.cacheLength()}return this._length}get chunkSize(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}}if(typeof XMLHttpRequest!="undefined"){if(!ENVIRONMENT_IS_WORKER)throw"Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc";var lazyArray=new LazyUint8Array;var properties={isDevice:false,contents:lazyArray}}else{var properties={isDevice:false,url:url}}var node=FS.createFile(parent,name,properties,canRead,canWrite);if(properties.contents){node.contents=properties.contents}else if(properties.url){node.contents=null;node.url=properties.url}Object.defineProperties(node,{usedBytes:{get:function(){return this.contents.length}}});var stream_ops={};var keys=Object.keys(node.stream_ops);keys.forEach(key=>{var fn=node.stream_ops[key];stream_ops[key]=(...args)=>{FS.forceLoadFile(node);return fn(...args)}});function writeChunks(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=contents.length)return 0;var size=Math.min(contents.length-position,length);if(contents.slice){for(var i=0;i{FS.forceLoadFile(node);return writeChunks(stream,buffer,offset,length,position)};stream_ops.mmap=(stream,length,position,prot,flags)=>{FS.forceLoadFile(node);var ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}writeChunks(stream,HEAP8,ptr,length,position);return{ptr:ptr,allocated:true}};node.stream_ops=stream_ops;return node}};Module["FS"]=FS;var SOCKFS={mount(mount){Module["websocket"]=Module["websocket"]&&"object"===typeof Module["websocket"]?Module["websocket"]:{};Module["websocket"]._callbacks={};Module["websocket"]["on"]=function(event,callback){if("function"===typeof callback){this._callbacks[event]=callback}return this};Module["websocket"].emit=function(event,param){if("function"===typeof this._callbacks[event]){this._callbacks[event].call(this,param)}};return FS.createNode(null,"/",16384|511,0)},createSocket(family,type,protocol){type&=~526336;var streaming=type==1;if(streaming&&protocol&&protocol!=6){throw new FS.ErrnoError(66)}var sock={family:family,type:type,protocol:protocol,server:null,error:null,peers:{},pending:[],recv_queue:[],sock_ops:SOCKFS.websocket_sock_ops};var name=SOCKFS.nextname();var node=FS.createNode(SOCKFS.root,name,49152,0);node.sock=sock;var stream=FS.createStream({path:name,node:node,flags:2,seekable:false,stream_ops:SOCKFS.stream_ops});sock.stream=stream;return sock},getSocket(fd){var stream=FS.getStream(fd);if(!stream||!FS.isSocket(stream.node.mode)){return null}return stream.node.sock},stream_ops:{poll(stream){var sock=stream.node.sock;return sock.sock_ops.poll(sock)},ioctl(stream,request,varargs){var sock=stream.node.sock;return sock.sock_ops.ioctl(sock,request,varargs)},read(stream,buffer,offset,length,position){var sock=stream.node.sock;var msg=sock.sock_ops.recvmsg(sock,length);if(!msg){return 0}buffer.set(msg.buffer,offset);return msg.buffer.length},write(stream,buffer,offset,length,position){var sock=stream.node.sock;return sock.sock_ops.sendmsg(sock,buffer,offset,length)},close(stream){var sock=stream.node.sock;sock.sock_ops.close(sock)}},nextname(){if(!SOCKFS.nextname.current){SOCKFS.nextname.current=0}return"socket["+SOCKFS.nextname.current+++"]"},websocket_sock_ops:{createPeer(sock,addr,port){var ws;if(typeof addr=="object"){ws=addr;addr=null;port=null}if(ws){if(ws._socket){addr=ws._socket.remoteAddress;port=ws._socket.remotePort}else{var result=/ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url);if(!result){throw new Error("WebSocket URL must be in the format ws(s)://address:port")}addr=result[1];port=parseInt(result[2],10)}}else{try{var runtimeConfig=Module["websocket"]&&"object"===typeof Module["websocket"];var url="ws:#".replace("#","//");if(runtimeConfig){if("function"===typeof Module["websocket"]["url"]) { -url = Module["websocket"]["url"](...arguments); -}else if ("string" === typeof Module["websocket"]["url"]){url=Module["websocket"]["url"]}}if(url==="ws://"||url==="wss://"){var parts=addr.split("/");url=url+parts[0]+":"+port+"/"+parts.slice(1).join("/")}var subProtocols="binary";if(runtimeConfig){if("string"===typeof Module["websocket"]["subprotocol"]){subProtocols=Module["websocket"]["subprotocol"]}}var opts=undefined;if(subProtocols!=="null"){subProtocols=subProtocols.replace(/^ +| +$/g,"").split(/ *, */);opts=subProtocols}if(runtimeConfig&&null===Module["websocket"]["subprotocol"]){subProtocols="null";opts=undefined}var WebSocketConstructor;{WebSocketConstructor=WebSocket}if (Module['websocket']['decorator']) {WebSocketConstructor = Module['websocket']['decorator'](WebSocketConstructor);}ws = new WebSocketConstructor(url,opts);ws.binaryType="arraybuffer"}catch(e){throw new FS.ErrnoError(23)}}var peer={addr:addr,port:port,socket:ws,dgram_send_queue:[]};SOCKFS.websocket_sock_ops.addPeer(sock,peer);SOCKFS.websocket_sock_ops.handlePeerEvents(sock,peer);if(sock.type===2&&typeof sock.sport!="undefined"){peer.dgram_send_queue.push(new Uint8Array([255,255,255,255,"p".charCodeAt(0),"o".charCodeAt(0),"r".charCodeAt(0),"t".charCodeAt(0),(sock.sport&65280)>>8,sock.sport&255]))}return peer},getPeer(sock,addr,port){return sock.peers[addr+":"+port]},addPeer(sock,peer){sock.peers[peer.addr+":"+peer.port]=peer},removePeer(sock,peer){delete sock.peers[peer.addr+":"+peer.port]},handlePeerEvents(sock,peer){var first=true;var handleOpen=function(){Module["websocket"].emit("open",sock.stream.fd);try{var queued=peer.dgram_send_queue.shift();while(queued){peer.socket.send(queued);queued=peer.dgram_send_queue.shift()}}catch(e){peer.socket.close()}};function handleMessage(data){if(typeof data=="string"){var encoder=new TextEncoder;data=encoder.encode(data)}else{assert(data.byteLength!==undefined);if(data.byteLength==0){return}data=new Uint8Array(data)}var wasfirst=first;first=false;if(wasfirst&&data.length===10&&data[0]===255&&data[1]===255&&data[2]===255&&data[3]===255&&data[4]==="p".charCodeAt(0)&&data[5]==="o".charCodeAt(0)&&data[6]==="r".charCodeAt(0)&&data[7]==="t".charCodeAt(0)){var newport=data[8]<<8|data[9];SOCKFS.websocket_sock_ops.removePeer(sock,peer);peer.port=newport;SOCKFS.websocket_sock_ops.addPeer(sock,peer);return}sock.recv_queue.push({addr:peer.addr,port:peer.port,data:data});Module["websocket"].emit("message",sock.stream.fd)}if(ENVIRONMENT_IS_NODE){peer.socket.on("open",handleOpen);peer.socket.on("message",function(data,isBinary){if(!isBinary){return}handleMessage(new Uint8Array(data).buffer)});peer.socket.on("close",function(){Module["websocket"].emit("close",sock.stream.fd)});peer.socket.on("error",function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])})}else{peer.socket.onopen=handleOpen;peer.socket.onclose=function(){Module["websocket"].emit("close",sock.stream.fd)};peer.socket.onmessage=function peer_socket_onmessage(event){handleMessage(event.data)};peer.socket.onerror=function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])}}},poll(sock){if(sock.type===1&&sock.server){return sock.pending.length?64|1:0}var mask=0;var dest=sock.type===1?SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport):null;if(sock.recv_queue.length||!dest||dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=64|1}if(!dest||dest&&dest.socket.readyState===dest.socket.OPEN){mask|=4}if(dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=16}return mask},ioctl(sock,request,arg){switch(request){case 21531:var bytes=0;if(sock.recv_queue.length){bytes=sock.recv_queue[0].data.length}HEAP32[arg>>2]=bytes;return 0;default:return 28}},close(sock){if(sock.server){try{sock.server.close()}catch(e){}sock.server=null}var peers=Object.keys(sock.peers);for(var i=0;i{var socket=SOCKFS.getSocket(fd);if(!socket)throw new FS.ErrnoError(8);return socket};var inetPton4=str=>{var b=str.split(".");for(var i=0;i<4;i++){var tmp=Number(b[i]);if(isNaN(tmp))return null;b[i]=tmp}return(b[0]|b[1]<<8|b[2]<<16|b[3]<<24)>>>0};var jstoi_q=str=>parseInt(str);var inetPton6=str=>{var words;var w,offset,z;var valid6regx=/^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i;var parts=[];if(!valid6regx.test(str)){return null}if(str==="::"){return[0,0,0,0,0,0,0,0]}if(str.startsWith("::")){str=str.replace("::","Z:")}else{str=str.replace("::",":Z:")}if(str.indexOf(".")>0){str=str.replace(new RegExp("[.]","g"),":");words=str.split(":");words[words.length-4]=jstoi_q(words[words.length-4])+jstoi_q(words[words.length-3])*256;words[words.length-3]=jstoi_q(words[words.length-2])+jstoi_q(words[words.length-1])*256;words=words.slice(0,words.length-2)}else{words=str.split(":")}offset=0;z=0;for(w=0;w{switch(family){case 2:addr=inetPton4(addr);zeroMemory(sa,16);if(addrlen){HEAP32[addrlen>>2]=16}HEAP16[sa>>1]=family;HEAP32[sa+4>>2]=addr;HEAP16[sa+2>>1]=_htons(port);break;case 10:addr=inetPton6(addr);zeroMemory(sa,28);if(addrlen){HEAP32[addrlen>>2]=28}HEAP32[sa>>2]=family;HEAP32[sa+8>>2]=addr[0];HEAP32[sa+12>>2]=addr[1];HEAP32[sa+16>>2]=addr[2];HEAP32[sa+20>>2]=addr[3];HEAP16[sa+2>>1]=_htons(port);break;default:return 5}return 0};var DNS={address_map:{id:1,addrs:{},names:{}},lookup_name(name){var res=inetPton4(name);if(res!==null){return name}res=inetPton6(name);if(res!==null){return name}var addr;if(DNS.address_map.addrs[name]){addr=DNS.address_map.addrs[name]}else{var id=DNS.address_map.id++;assert(id<65535,"exceeded max address mappings of 65535");addr="172.29."+(id&255)+"."+(id&65280);DNS.address_map.names[addr]=name;DNS.address_map.addrs[name]=addr}return addr},lookup_addr(addr){if(DNS.address_map.names[addr]){return DNS.address_map.names[addr]}return null}};function ___syscall_accept4(fd,addr,addrlen,flags,d1,d2){try{var sock=getSocketFromFD(fd);var newsock=sock.sock_ops.accept(sock);if(addr){var errno=writeSockaddr(addr,newsock.family,DNS.lookup_name(newsock.daddr),newsock.dport,addrlen)}return newsock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var inetNtop4=addr=>(addr&255)+"."+(addr>>8&255)+"."+(addr>>16&255)+"."+(addr>>24&255);var inetNtop6=ints=>{var str="";var word=0;var longest=0;var lastzero=0;var zstart=0;var len=0;var i=0;var parts=[ints[0]&65535,ints[0]>>16,ints[1]&65535,ints[1]>>16,ints[2]&65535,ints[2]>>16,ints[3]&65535,ints[3]>>16];var hasipv4=true;var v4part="";for(i=0;i<5;i++){if(parts[i]!==0){hasipv4=false;break}}if(hasipv4){v4part=inetNtop4(parts[6]|parts[7]<<16);if(parts[5]===-1){str="::ffff:";str+=v4part;return str}if(parts[5]===0){str="::";if(v4part==="0.0.0.0")v4part="";if(v4part==="0.0.0.1")v4part="1";str+=v4part;return str}}for(word=0;word<8;word++){if(parts[word]===0){if(word-lastzero>1){len=0}lastzero=word;len++}if(len>longest){longest=len;zstart=word-longest+1}}for(word=0;word<8;word++){if(longest>1){if(parts[word]===0&&word>=zstart&&word{var family=HEAP16[sa>>1];var port=_ntohs(HEAPU16[sa+2>>1]);var addr;switch(family){case 2:if(salen!==16){return{errno:28}}addr=HEAP32[sa+4>>2];addr=inetNtop4(addr);break;case 10:if(salen!==28){return{errno:28}}addr=[HEAP32[sa+8>>2],HEAP32[sa+12>>2],HEAP32[sa+16>>2],HEAP32[sa+20>>2]];addr=inetNtop6(addr);break;default:return{errno:5}}return{family:family,addr:addr,port:port}};var getSocketAddress=(addrp,addrlen,allowNull)=>{if(allowNull&&addrp===0)return null;var info=readSockaddr(addrp,addrlen);if(info.errno)throw new FS.ErrnoError(info.errno);info.addr=DNS.lookup_addr(info.addr)||info.addr;return info};function ___syscall_bind(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.bind(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var SYSCALLS={DEFAULT_POLLMASK:5,calculateAt(dirfd,path,allowEmpty){if(PATH.isAbs(path)){return path}var dir;if(dirfd===-100){dir=FS.cwd()}else{var dirstream=SYSCALLS.getStreamFromFD(dirfd);dir=dirstream.path}if(path.length==0){if(!allowEmpty){throw new FS.ErrnoError(44)}return dir}return PATH.join2(dir,path)},doStat(func,path,buf){var stat=func(path);HEAP32[buf>>2]=stat.dev;HEAP32[buf+4>>2]=stat.mode;HEAPU32[buf+8>>2]=stat.nlink;HEAP32[buf+12>>2]=stat.uid;HEAP32[buf+16>>2]=stat.gid;HEAP32[buf+20>>2]=stat.rdev;tempI64=[stat.size>>>0,(tempDouble=stat.size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+24>>2]=tempI64[0],HEAP32[buf+28>>2]=tempI64[1];HEAP32[buf+32>>2]=4096;HEAP32[buf+36>>2]=stat.blocks;var atime=stat.atime.getTime();var mtime=stat.mtime.getTime();var ctime=stat.ctime.getTime();tempI64=[Math.floor(atime/1e3)>>>0,(tempDouble=Math.floor(atime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+40>>2]=tempI64[0],HEAP32[buf+44>>2]=tempI64[1];HEAPU32[buf+48>>2]=atime%1e3*1e3;tempI64=[Math.floor(mtime/1e3)>>>0,(tempDouble=Math.floor(mtime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+56>>2]=tempI64[0],HEAP32[buf+60>>2]=tempI64[1];HEAPU32[buf+64>>2]=mtime%1e3*1e3;tempI64=[Math.floor(ctime/1e3)>>>0,(tempDouble=Math.floor(ctime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+72>>2]=tempI64[0],HEAP32[buf+76>>2]=tempI64[1];HEAPU32[buf+80>>2]=ctime%1e3*1e3;tempI64=[stat.ino>>>0,(tempDouble=stat.ino,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+88>>2]=tempI64[0],HEAP32[buf+92>>2]=tempI64[1];return 0},doMsync(addr,stream,len,flags,offset){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}if(flags&2){return 0}var buffer=HEAPU8.slice(addr,addr+len);FS.msync(stream,buffer,offset,len,flags)},getStreamFromFD(fd){var stream=FS.getStreamChecked(fd);return stream},varargs:undefined,getStr(ptr){var ret=UTF8ToString(ptr);return ret}};function ___syscall_chdir(path){try{path=SYSCALLS.getStr(path);FS.chdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_chmod(path,mode){try{path=SYSCALLS.getStr(path);FS.chmod(path,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_connect(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.connect(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup(fd){try{var old=SYSCALLS.getStreamFromFD(fd);return FS.dupStream(old).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup3(fd,newfd,flags){try{var old=SYSCALLS.getStreamFromFD(fd);if(old.fd===newfd)return-28;var existing=FS.getStream(newfd);if(existing)FS.close(existing);return FS.dupStream(old,newfd).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_faccessat(dirfd,path,amode,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(amode&~7){return-28}var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;if(!node){return-44}var perms="";if(amode&4)perms+="r";if(amode&2)perms+="w";if(amode&1)perms+="x";if(perms&&FS.nodePermissions(node,perms)){return-2}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var convertI32PairToI53Checked=(lo,hi)=>hi+2097152>>>0<4194305-!!lo?(lo>>>0)+hi*4294967296:NaN;function ___syscall_fallocate(fd,mode,offset_low,offset_high,len_low,len_high){var offset=convertI32PairToI53Checked(offset_low,offset_high);var len=convertI32PairToI53Checked(len_low,len_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);FS.allocate(stream,offset,len);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchmod(fd,mode){try{FS.fchmod(fd,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchown32(fd,owner,group){try{FS.fchown(fd,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchownat(dirfd,path,owner,group,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;flags=flags&~256;path=SYSCALLS.calculateAt(dirfd,path);(nofollow?FS.lchown:FS.chown)(path,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function syscallGetVarargI(){var ret=HEAP32[+SYSCALLS.varargs>>2];SYSCALLS.varargs+=4;return ret}var syscallGetVarargP=syscallGetVarargI;function ___syscall_fcntl64(fd,cmd,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(cmd){case 0:{var arg=syscallGetVarargI();if(arg<0){return-28}while(FS.streams[arg]){arg++}var newStream;newStream=FS.dupStream(stream,arg);return newStream.fd}case 1:case 2:return 0;case 3:return stream.flags;case 4:{var arg=syscallGetVarargI();stream.flags|=arg;return 0}case 12:{var arg=syscallGetVarargP();var offset=0;HEAP16[arg+offset>>1]=2;return 0}case 13:case 14:return 0}return-28}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fdatasync(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fstat64(fd,buf){try{var stream=SYSCALLS.getStreamFromFD(fd);return SYSCALLS.doStat(FS.stat,stream.path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_ftruncate64(fd,length_low,length_high){var length=convertI32PairToI53Checked(length_low,length_high);try{if(isNaN(length))return 61;FS.ftruncate(fd,length);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var stringToUTF8=(str,outPtr,maxBytesToWrite)=>stringToUTF8Array(str,HEAPU8,outPtr,maxBytesToWrite);Module["stringToUTF8"]=stringToUTF8;function ___syscall_getcwd(buf,size){try{if(size===0)return-28;var cwd=FS.cwd();var cwdLengthInBytes=lengthBytesUTF8(cwd)+1;if(size>>0,(tempDouble=id,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos>>2]=tempI64[0],HEAP32[dirp+pos+4>>2]=tempI64[1];tempI64=[(idx+1)*struct_size>>>0,(tempDouble=(idx+1)*struct_size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos+8>>2]=tempI64[0],HEAP32[dirp+pos+12>>2]=tempI64[1];HEAP16[dirp+pos+16>>1]=280;HEAP8[dirp+pos+18]=type;stringToUTF8(name,dirp+pos+19,256);pos+=struct_size;idx+=1}FS.llseek(stream,idx*struct_size,0);return pos}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getpeername(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);if(!sock.daddr){return-53}var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.daddr),sock.dport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockname(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.saddr||"0.0.0.0"),sock.sport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockopt(fd,level,optname,optval,optlen,d1){try{var sock=getSocketFromFD(fd);if(level===1){if(optname===4){HEAP32[optval>>2]=sock.error;HEAP32[optlen>>2]=4;sock.error=null;return 0}}return-50}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_ioctl(fd,op,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(op){case 21509:{if(!stream.tty)return-59;return 0}case 21505:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcgets){var termios=stream.tty.ops.ioctl_tcgets(stream);var argp=syscallGetVarargP();HEAP32[argp>>2]=termios.c_iflag||0;HEAP32[argp+4>>2]=termios.c_oflag||0;HEAP32[argp+8>>2]=termios.c_cflag||0;HEAP32[argp+12>>2]=termios.c_lflag||0;for(var i=0;i<32;i++){HEAP8[argp+i+17]=termios.c_cc[i]||0}return 0}return 0}case 21510:case 21511:case 21512:{if(!stream.tty)return-59;return 0}case 21506:case 21507:case 21508:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcsets){var argp=syscallGetVarargP();var c_iflag=HEAP32[argp>>2];var c_oflag=HEAP32[argp+4>>2];var c_cflag=HEAP32[argp+8>>2];var c_lflag=HEAP32[argp+12>>2];var c_cc=[];for(var i=0;i<32;i++){c_cc.push(HEAP8[argp+i+17])}return stream.tty.ops.ioctl_tcsets(stream.tty,op,{c_iflag:c_iflag,c_oflag:c_oflag,c_cflag:c_cflag,c_lflag:c_lflag,c_cc:c_cc})}return 0}case 21519:{if(!stream.tty)return-59;var argp=syscallGetVarargP();HEAP32[argp>>2]=0;return 0}case 21520:{if(!stream.tty)return-59;return-28}case 21531:{var argp=syscallGetVarargP();return FS.ioctl(stream,op,argp)}case 21523:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tiocgwinsz){var winsize=stream.tty.ops.ioctl_tiocgwinsz(stream.tty);var argp=syscallGetVarargP();HEAP16[argp>>1]=winsize[0];HEAP16[argp+2>>1]=winsize[1]}return 0}case 21524:{if(!stream.tty)return-59;return 0}case 21515:{if(!stream.tty)return-59;return 0}default:return-28}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_listen(fd,backlog){try{var sock=getSocketFromFD(fd);sock.sock_ops.listen(sock,backlog);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_lstat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.lstat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_mkdirat(dirfd,path,mode){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);path=PATH.normalize(path);if(path[path.length-1]==="/")path=path.substr(0,path.length-1);FS.mkdir(path,mode,0);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_newfstatat(dirfd,path,buf,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;var allowEmpty=flags&4096;flags=flags&~6400;path=SYSCALLS.calculateAt(dirfd,path,allowEmpty);return SYSCALLS.doStat(nofollow?FS.lstat:FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_openat(dirfd,path,flags,varargs){SYSCALLS.varargs=varargs;try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);var mode=varargs?syscallGetVarargI():0;return FS.open(path,flags,mode).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var PIPEFS={BUCKET_BUFFER_SIZE:8192,mount(mount){return FS.createNode(null,"/",16384|511,0)},createPipe(){var pipe={buckets:[],refcnt:2};pipe.buckets.push({buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:0,roffset:0});var rName=PIPEFS.nextname();var wName=PIPEFS.nextname();var rNode=FS.createNode(PIPEFS.root,rName,4096,0);var wNode=FS.createNode(PIPEFS.root,wName,4096,0);rNode.pipe=pipe;wNode.pipe=pipe;var readableStream=FS.createStream({path:rName,node:rNode,flags:0,seekable:false,stream_ops:PIPEFS.stream_ops});rNode.stream=readableStream;var writableStream=FS.createStream({path:wName,node:wNode,flags:1,seekable:false,stream_ops:PIPEFS.stream_ops});wNode.stream=writableStream;return{readable_fd:readableStream.fd,writable_fd:writableStream.fd}},stream_ops:{poll(stream){var pipe=stream.node.pipe;if((stream.flags&2097155)===1){return 256|4}if(pipe.buckets.length>0){for(var i=0;i0){return 64|1}}}return 0},ioctl(stream,request,varargs){return 28},fsync(stream){return 28},read(stream,buffer,offset,length,position){var pipe=stream.node.pipe;var currentLength=0;for(var i=0;i=dataLen){currBucket.buffer.set(data,currBucket.offset);currBucket.offset+=dataLen;return dataLen}else if(freeBytesInCurrBuffer>0){currBucket.buffer.set(data.subarray(0,freeBytesInCurrBuffer),currBucket.offset);currBucket.offset+=freeBytesInCurrBuffer;data=data.subarray(freeBytesInCurrBuffer,data.byteLength)}var numBuckets=data.byteLength/PIPEFS.BUCKET_BUFFER_SIZE|0;var remElements=data.byteLength%PIPEFS.BUCKET_BUFFER_SIZE;for(var i=0;i0){var newBucket={buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:data.byteLength,roffset:0};pipe.buckets.push(newBucket);newBucket.buffer.set(data)}return dataLen},close(stream){var pipe=stream.node.pipe;pipe.refcnt--;if(pipe.refcnt===0){pipe.buckets=null}}},nextname(){if(!PIPEFS.nextname.current){PIPEFS.nextname.current=0}return"pipe["+PIPEFS.nextname.current+++"]"}};function ___syscall_pipe(fdPtr){try{if(fdPtr==0){throw new FS.ErrnoError(21)}var res=PIPEFS.createPipe();HEAP32[fdPtr>>2]=res.readable_fd;HEAP32[fdPtr+4>>2]=res.writable_fd;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_poll(fds,nfds,timeout){try{var nonzero=0;for(var i=0;i>2];var events=HEAP16[pollfd+4>>1];var mask=32;var stream=FS.getStream(fd);if(stream){mask=SYSCALLS.DEFAULT_POLLMASK;if (stream.stream_ops?.poll){mask=stream.stream_ops.poll(stream,-1)}}mask&=events|8|16;if(mask)nonzero++;HEAP16[pollfd+6>>1]=mask}return nonzero}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_readlinkat(dirfd,path,buf,bufsize){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(bufsize<=0)return-28;var ret=FS.readlink(path);var len=Math.min(bufsize,lengthBytesUTF8(ret));var endChar=HEAP8[buf+len];stringToUTF8(ret,buf,bufsize+1);HEAP8[buf+len]=endChar;return len}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_recvfrom(fd,buf,len,flags,addr,addrlen){try{var sock=getSocketFromFD(fd);var msg=sock.sock_ops.recvmsg(sock, len, typeof flags !== "undefined" ? flags : 0);if(!msg)return 0;if(addr){var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(msg.addr),msg.port,addrlen)}HEAPU8.set(msg.buffer,buf);return msg.buffer.byteLength}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_renameat(olddirfd,oldpath,newdirfd,newpath){try{oldpath=SYSCALLS.getStr(oldpath);newpath=SYSCALLS.getStr(newpath);oldpath=SYSCALLS.calculateAt(olddirfd,oldpath);newpath=SYSCALLS.calculateAt(newdirfd,newpath);FS.rename(oldpath,newpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_rmdir(path){try{path=SYSCALLS.getStr(path);FS.rmdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_sendto(fd,message,length,flags,addr,addr_len){try{var sock=getSocketFromFD(fd);var dest=getSocketAddress(addr,addr_len,true);if(!dest){return FS.write(sock.stream,HEAP8,message,length)}return sock.sock_ops.sendmsg(sock,HEAP8,message,length,dest.addr,dest.port)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_socket(domain,type,protocol){try{var sock=SOCKFS.createSocket(domain,type,protocol);return sock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_stat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_statfs64(path,size,buf){try{path=SYSCALLS.getStr(path);HEAP32[buf+4>>2]=4096;HEAP32[buf+40>>2]=4096;HEAP32[buf+8>>2]=1e6;HEAP32[buf+12>>2]=5e5;HEAP32[buf+16>>2]=5e5;HEAP32[buf+20>>2]=FS.nextInode;HEAP32[buf+24>>2]=1e6;HEAP32[buf+28>>2]=42;HEAP32[buf+44>>2]=2;HEAP32[buf+36>>2]=255;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_symlink(target,linkpath){try{target=SYSCALLS.getStr(target);linkpath=SYSCALLS.getStr(linkpath);FS.symlink(target,linkpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_unlinkat(dirfd,path,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(flags===0){FS.unlink(path)}else if(flags===512){FS.rmdir(path)}else{abort("Invalid flags passed to unlinkat")}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var readI53FromI64=ptr=>HEAPU32[ptr>>2]+HEAP32[ptr+4>>2]*4294967296;function ___syscall_utimensat(dirfd,path,times,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path,true);if(!times){var atime=Date.now();var mtime=atime}else{var seconds=readI53FromI64(times);var nanoseconds=HEAP32[times+8>>2];atime=seconds*1e3+nanoseconds/(1e3*1e3);times+=16;seconds=readI53FromI64(times);nanoseconds=HEAP32[times+8>>2];mtime=seconds*1e3+nanoseconds/(1e3*1e3)}FS.utime(path,atime,mtime);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var __abort_js=()=>{abort("")};var nowIsMonotonic=1;var __emscripten_get_now_is_monotonic=()=>nowIsMonotonic;var __emscripten_lookup_name=name=>{var nameString=UTF8ToString(name);return inetPton4(DNS.lookup_name(nameString))};var __emscripten_memcpy_js=(dest,src,num)=>HEAPU8.copyWithin(dest,src,src+num);var __emscripten_runtime_keepalive_clear=()=>{noExitRuntime=false;runtimeKeepaliveCounter=0};function __gmtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getUTCSeconds();HEAP32[tmPtr+4>>2]=date.getUTCMinutes();HEAP32[tmPtr+8>>2]=date.getUTCHours();HEAP32[tmPtr+12>>2]=date.getUTCDate();HEAP32[tmPtr+16>>2]=date.getUTCMonth();HEAP32[tmPtr+20>>2]=date.getUTCFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getUTCDay();var start=Date.UTC(date.getUTCFullYear(),0,1,0,0,0,0);var yday=(date.getTime()-start)/(1e3*60*60*24)|0;HEAP32[tmPtr+28>>2]=yday}var isLeapYear=year=>year%4===0&&(year%100!==0||year%400===0);var MONTH_DAYS_LEAP_CUMULATIVE=[0,31,60,91,121,152,182,213,244,274,305,335];var MONTH_DAYS_REGULAR_CUMULATIVE=[0,31,59,90,120,151,181,212,243,273,304,334];var ydayFromDate=date=>{var leap=isLeapYear(date.getFullYear());var monthDaysCumulative=leap?MONTH_DAYS_LEAP_CUMULATIVE:MONTH_DAYS_REGULAR_CUMULATIVE;var yday=monthDaysCumulative[date.getMonth()]+date.getDate()-1;return yday};function __localtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr+36>>2]=-(date.getTimezoneOffset()*60);var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dst=(summerOffset!=winterOffset&&date.getTimezoneOffset()==Math.min(winterOffset,summerOffset))|0;HEAP32[tmPtr+32>>2]=dst}var setTempRet0=val=>__emscripten_tempret_set(val);var __mktime_js=function(tmPtr){var ret=(()=>{var date=new Date(HEAP32[tmPtr+20>>2]+1900,HEAP32[tmPtr+16>>2],HEAP32[tmPtr+12>>2],HEAP32[tmPtr+8>>2],HEAP32[tmPtr+4>>2],HEAP32[tmPtr>>2],0);var dst=HEAP32[tmPtr+32>>2];var guessedOffset=date.getTimezoneOffset();var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dstOffset=Math.min(winterOffset,summerOffset);if(dst<0){HEAP32[tmPtr+32>>2]=Number(summerOffset!=winterOffset&&dstOffset==guessedOffset)}else if(dst>0!=(dstOffset==guessedOffset)){var nonDstOffset=Math.max(winterOffset,summerOffset);var trueOffset=dst>0?dstOffset:nonDstOffset;date.setTime(date.getTime()+(trueOffset-guessedOffset)*6e4)}HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getYear();var timeMs=date.getTime();if(isNaN(timeMs)){return-1}return timeMs/1e3})();return setTempRet0((tempDouble=ret,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)),ret>>>0};function __mmap_js(len,prot,flags,fd,offset_low,offset_high,allocated,addr){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);var res=FS.mmap(stream,len,offset,prot,flags);var ptr=res.ptr;HEAP32[allocated>>2]=res.allocated;HEAPU32[addr>>2]=ptr;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function __munmap_js(addr,len,prot,flags,fd,offset_low,offset_high){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{var stream=SYSCALLS.getStreamFromFD(fd);if(prot&2){SYSCALLS.doMsync(addr,stream,len,flags,offset)}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var timers={};var handleException=e=>{if(e instanceof ExitStatus||e=="unwind"){return EXITSTATUS}quit_(1,e)};var runtimeKeepaliveCounter=0;var keepRuntimeAlive=()=>noExitRuntime||runtimeKeepaliveCounter>0;var _proc_exit=code=>{EXITSTATUS=code;if(!keepRuntimeAlive()){Module["onExit"]?.(code);ABORT=true}quit_(code,new ExitStatus(code))};var exitJS=(status,implicit)=>{EXITSTATUS=status;if(!keepRuntimeAlive()){exitRuntime()}_proc_exit(status)};var _exit=exitJS;Module["_exit"]=_exit;var maybeExit=()=>{if(runtimeExited){return}if(!keepRuntimeAlive()){try{_exit(EXITSTATUS)}catch(e){handleException(e)}}};var callUserCallback=func=>{if(runtimeExited||ABORT){return}try{func();maybeExit()}catch(e){handleException(e)}};var _emscripten_get_now;_emscripten_get_now=()=>performance.now();var __setitimer_js=(which,timeout_ms)=>{if(timers[which]){clearTimeout(timers[which].id);delete timers[which]}if(!timeout_ms)return 0;var id=setTimeout(()=>{delete timers[which];callUserCallback(()=>__emscripten_timeout(which,_emscripten_get_now()))},timeout_ms);timers[which]={id:id,timeout_ms:timeout_ms};return 0};var __tzset_js=(timezone,daylight,std_name,dst_name)=>{var currentYear=(new Date).getFullYear();var winter=new Date(currentYear,0,1);var summer=new Date(currentYear,6,1);var winterOffset=winter.getTimezoneOffset();var summerOffset=summer.getTimezoneOffset();var stdTimezoneOffset=Math.max(winterOffset,summerOffset);HEAPU32[timezone>>2]=stdTimezoneOffset*60;HEAP32[daylight>>2]=Number(winterOffset!=summerOffset);var extractZone=date=>date.toLocaleTimeString(undefined,{hour12:false,timeZoneName:"short"}).split(" ")[1];var winterName=extractZone(winter);var summerName=extractZone(summer);if(summerOffsetDate.now();var getHeapMax=()=>2147483648;var _emscripten_get_heap_max=()=>getHeapMax();var growMemory=size=>{var b=wasmMemory.buffer;var pages=(size-b.byteLength+65535)/65536;try{wasmMemory.grow(pages);updateMemoryViews();return 1}catch(e){}};var _emscripten_resize_heap=requestedSize=>{var oldSize=HEAPU8.length;requestedSize>>>=0;var maxHeapSize=getHeapMax();if(requestedSize>maxHeapSize){return false}var alignUp=(x,multiple)=>x+(multiple-x%multiple)%multiple;for(var cutDown=1;cutDown<=4;cutDown*=2){var overGrownHeapSize=oldSize*(1+.2/cutDown);overGrownHeapSize=Math.min(overGrownHeapSize,requestedSize+100663296);var newSize=Math.min(maxHeapSize,alignUp(Math.max(requestedSize,overGrownHeapSize),65536));var replacement=growMemory(newSize);if(replacement){return true}}return false};var runtimeKeepalivePush=()=>{runtimeKeepaliveCounter+=1};var runtimeKeepalivePop=()=>{runtimeKeepaliveCounter-=1};var safeSetTimeout=(func,timeout)=>{runtimeKeepalivePush();return setTimeout(()=>{runtimeKeepalivePop();callUserCallback(func)},timeout)};var _emscripten_sleep=ms=>Asyncify.handleSleep(wakeUp=>safeSetTimeout(wakeUp,ms));Module["_emscripten_sleep"]=_emscripten_sleep;_emscripten_sleep.isAsync=true;var ENV = PHPLoader.ENV || {};var getExecutableName=()=>thisProgram||"./this.program";var getEnvStrings=()=>{if(!getEnvStrings.strings){var lang=(typeof navigator=="object"&&navigator.languages&&navigator.languages[0]||"C").replace("-","_")+".UTF-8";var env={USER:"web_user",LOGNAME:"web_user",PATH:"/",PWD:"/",HOME:"/home/web_user",LANG:lang,_:getExecutableName()};for(var x in ENV){if(ENV[x]===undefined)delete env[x];else env[x]=ENV[x]}var strings=[];for(var x in env){strings.push(`${x}=${env[x]}`)}getEnvStrings.strings=strings}return getEnvStrings.strings};var stringToAscii=(str,buffer)=>{for(var i=0;i{var bufSize=0;getEnvStrings().forEach((string,i)=>{var ptr=environ_buf+bufSize;HEAPU32[__environ+i*4>>2]=ptr;stringToAscii(string,ptr);bufSize+=string.length+1});return 0};var _environ_sizes_get=(penviron_count,penviron_buf_size)=>{var strings=getEnvStrings();HEAPU32[penviron_count>>2]=strings.length;var bufSize=0;strings.forEach(string=>bufSize+=string.length+1);HEAPU32[penviron_buf_size>>2]=bufSize;return 0};function _fd_close(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);FS.close(stream);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_fdstat_get(fd,pbuf){try{var rightsBase=0;var rightsInheriting=0;var flags=0;{var stream=SYSCALLS.getStreamFromFD(fd);var type=stream.tty?2:FS.isDir(stream.mode)?3:FS.isLink(stream.mode)?7:4}HEAP8[pbuf]=type;HEAP16[pbuf+2>>1]=flags;tempI64=[rightsBase>>>0,(tempDouble=rightsBase,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+8>>2]=tempI64[0],HEAP32[pbuf+12>>2]=tempI64[1];tempI64=[rightsInheriting>>>0,(tempDouble=rightsInheriting,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+16>>2]=tempI64[0],HEAP32[pbuf+20>>2]=tempI64[1];return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var doReadv=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.read(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(curr>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_seek(fd,offset_low,offset_high,whence,newOffset){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);FS.llseek(stream,offset,whence);tempI64=[stream.position>>>0,(tempDouble=stream.position,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[newOffset>>2]=tempI64[0],HEAP32[newOffset+4>>2]=tempI64[1];if(stream.getdents&&offset===0&&whence===0)stream.getdents=null;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var _fd_sync=function(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);return Asyncify.handleSleep(wakeUp=>{var mount=stream.node.mount;if(!mount.type.syncfs){wakeUp(0);return}mount.type.syncfs(mount,false,err=>{if(err){wakeUp(29);return}wakeUp(0)})})}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}};_fd_sync.isAsync=true;var doWritev=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.write(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(typeof offset!="undefined"){offset+=curr}}return ret};function _fd_write(fd,iov,iovcnt,pnum){try{var stream=SYSCALLS.getStreamFromFD(fd);var num=doWritev(stream,iov,iovcnt);HEAPU32[pnum>>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var _getaddrinfo=(node,service,hint,out)=>{var addr=0;var port=0;var flags=0;var family=0;var type=0;var proto=0;var ai;function allocaddrinfo(family,type,proto,canon,addr,port){var sa,salen,ai;var errno;salen=family===10?28:16;addr=family===10?inetNtop6(addr):inetNtop4(addr);sa=_malloc(salen);errno=writeSockaddr(sa,family,addr,port);assert(!errno);ai=_malloc(32);HEAP32[ai+4>>2]=family;HEAP32[ai+8>>2]=type;HEAP32[ai+12>>2]=proto;HEAPU32[ai+24>>2]=canon;HEAPU32[ai+20>>2]=sa;if(family===10){HEAP32[ai+16>>2]=28}else{HEAP32[ai+16>>2]=16}HEAP32[ai+28>>2]=0;return ai}if(hint){flags=HEAP32[hint>>2];family=HEAP32[hint+4>>2];type=HEAP32[hint+8>>2];proto=HEAP32[hint+12>>2]}if(type&&!proto){proto=type===2?17:6}if(!type&&proto){type=proto===17?2:1}if(proto===0){proto=6}if(type===0){type=1}if(!node&&!service){return-2}if(flags&~(1|2|4|1024|8|16|32)){return-1}if(hint!==0&&HEAP32[hint>>2]&2&&!node){return-1}if(flags&32){return-2}if(type!==0&&type!==1&&type!==2){return-7}if(family!==0&&family!==2&&family!==10){return-6}if(service){service=UTF8ToString(service);port=parseInt(service,10);if(isNaN(port)){if(flags&1024){return-2}return-8}}if(!node){if(family===0){family=2}if((flags&1)===0){if(family===2){addr=_htonl(2130706433)}else{addr=[0,0,0,1]}}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0}node=UTF8ToString(node);addr=inetPton4(node);if(addr!==null){if(family===0||family===2){family=2}else if(family===10&&flags&8){addr=[0,0,_htonl(65535),addr];family=10}else{return-2}}else{addr=inetPton6(node);if(addr!==null){if(family===0||family===10){family=10}else{return-2}}}if(addr!=null){ai=allocaddrinfo(family,type,proto,node,addr,port);HEAPU32[out>>2]=ai;return 0}if(flags&4){return-2}node=DNS.lookup_name(node);addr=inetPton4(node);if(family===0){family=2}else if(family===10){addr=[0,0,_htonl(65535),addr]}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0};function _getcontext(){abort("missing function: getcontext")}_getcontext.stub=true;var _getnameinfo=(sa,salen,node,nodelen,serv,servlen,flags)=>{var info=readSockaddr(sa,salen);if(info.errno){return-6}var port=info.port;var addr=info.addr;var overflowed=false;if(node&&nodelen){var lookup;if(flags&1||!(lookup=DNS.lookup_addr(addr))){if(flags&8){return-2}}else{addr=lookup}var numBytesWrittenExclNull=stringToUTF8(addr,node,nodelen);if(numBytesWrittenExclNull+1>=nodelen){overflowed=true}}if(serv&&servlen){port=""+port;var numBytesWrittenExclNull=stringToUTF8(port,serv,servlen);if(numBytesWrittenExclNull+1>=servlen){overflowed=true}}if(overflowed){return-12}return 0};var Protocols={list:[],map:{}};var _setprotoent=stayopen=>{function allocprotoent(name,proto,aliases){var nameBuf=_malloc(name.length+1);stringToAscii(name,nameBuf);var j=0;var length=aliases.length;var aliasListBuf=_malloc((length+1)*4);for(var i=0;i>2]=aliasBuf}HEAPU32[aliasListBuf+j>>2]=0;var pe=_malloc(12);HEAPU32[pe>>2]=nameBuf;HEAPU32[pe+4>>2]=aliasListBuf;HEAP32[pe+8>>2]=proto;return pe}var list=Protocols.list;var map=Protocols.map;if(list.length===0){var entry=allocprotoent("tcp",6,["TCP"]);list.push(entry);map["tcp"]=map["6"]=entry;entry=allocprotoent("udp",17,["UDP"]);list.push(entry);map["udp"]=map["17"]=entry}_setprotoent.index=0};var _getprotobyname=name=>{name=UTF8ToString(name);_setprotoent(true);var result=Protocols.map[name];return result};var _getprotobynumber=number=>{_setprotoent(true);var result=Protocols.map[number];return result};var stackAlloc=sz=>__emscripten_stack_alloc(sz);var stringToUTF8OnStack=str=>{var size=lengthBytesUTF8(str)+1;var ret=stackAlloc(size);stringToUTF8(str,ret,size);return ret};var allocateUTF8OnStack=stringToUTF8OnStack;var PHPWASM={init:function(){FS.mkdir("/internal");FS.mkdir("/internal/shared");FS.mkdir("/internal/shared/preload");PHPWASM.EventEmitter=ENVIRONMENT_IS_NODE?require("events").EventEmitter:class EventEmitter{constructor(){this.listeners={}}emit(eventName,data){if(this.listeners[eventName]){this.listeners[eventName].forEach(callback=>{callback(data)})}}once(eventName,callback){const self=this;function removedCallback(){callback(...arguments);self.removeListener(eventName,removedCallback)}this.on(eventName,removedCallback)}removeAllListeners(eventName){if(eventName){delete this.listeners[eventName]}else{this.listeners={}}}removeListener(eventName,callback){if(this.listeners[eventName]){const idx=this.listeners[eventName].indexOf(callback);if(idx!==-1){this.listeners[eventName].splice(idx,1)}}}};PHPWASM.child_proc_by_fd={};PHPWASM.child_proc_by_pid={};PHPWASM.input_devices={}},getAllWebSockets:function(sock){const webSockets=new Set;if(sock.server){sock.server.clients.forEach(ws=>{webSockets.add(ws)})}for(const peer of PHPWASM.getAllPeers(sock)){webSockets.add(peer.socket)}return Array.from(webSockets)},getAllPeers:function(sock){const peers=new Set;if(sock.server){sock.pending.filter(pending=>pending.peers).forEach(pending=>{for(const peer of Object.values(pending.peers)){peers.add(peer)}})}if(sock.peers){for(const peer of Object.values(sock.peers)){peers.add(peer)}}return Array.from(peers)},awaitData:function(ws){return PHPWASM.awaitEvent(ws,"message")},awaitConnection:function(ws){if(ws.OPEN===ws.readyState){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"open")},awaitClose:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"close")},awaitError:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"error")},awaitEvent:function(ws,event){let resolve;const listener=()=>{resolve()};const promise=new Promise(function(_resolve){resolve=_resolve;ws.once(event,listener)});const cancel=()=>{ws.removeListener(event,listener);setTimeout(resolve)};return[promise,cancel]},noop:function(){},spawnProcess:function(command,args,options){if(Module["spawnProcess"]){const spawnedPromise=Module["spawnProcess"](command,args,options);return Promise.resolve(spawnedPromise).then(function(spawned){if(!spawned||!spawned.on){throw new Error("spawnProcess() must return an EventEmitter but returned a different type.")}return spawned})}if(ENVIRONMENT_IS_NODE){return require("child_process").spawn(command,args,{...options,shell:true,stdio:["pipe","pipe","pipe"],timeout:100})}const e=new Error("popen(), proc_open() etc. are unsupported in the browser. Call php.setSpawnHandler() "+"and provide a callback to handle spawning processes, or disable a popen(), proc_open() "+"and similar functions via php.ini.");e.code="SPAWN_UNSUPPORTED";throw e},shutdownSocket:function(socketd,how){const sock=getSocketFromFD(socketd);const peer=Object.values(sock.peers)[0];if(!peer){return-1}try{peer.socket.close();SOCKFS.websocket_sock_ops.removePeer(sock,peer);return 0}catch(e){console.log("Socket shutdown error",e);return-1}}};function _js_create_input_device(deviceId){let dataBuffer=[];let dataCallback;const filename="proc_id_"+deviceId;const device=FS.createDevice("/dev",filename,function(){},function(byte){try{dataBuffer.push(byte);if(dataCallback){dataCallback(new Uint8Array(dataBuffer));dataBuffer=[]}}catch(e){console.error(e);throw e}});const devicePath="/dev/"+filename;PHPWASM.input_devices[deviceId]={devicePath:devicePath,onData:function(cb){dataCallback=cb;dataBuffer.forEach(function(data){cb(data)});dataBuffer.length=0}};return allocateUTF8OnStack(devicePath)}function _js_open_process(command,argsPtr,argsLength,descriptorsPtr,descriptorsLength,cwdPtr,cwdLength,envPtr,envLength){if(!command){return 1}const cmdstr=UTF8ToString(command);if(!cmdstr.length){return 0}let argsArray=[];if(argsLength){for(var i=0;i>2]))}}const cwdstr=cwdPtr?UTF8ToString(cwdPtr):null;let envObject=null;if(envLength){envObject={};for(var i=0;i>2]);const splitAt=envEntry.indexOf("=");if(splitAt===-1){continue}const key=envEntry.substring(0,splitAt);const value=envEntry.substring(splitAt+1);envObject[key]=value}}var std={};for(var i=0;i>2];std[HEAPU32[descriptorPtr>>2]]={child:HEAPU32[descriptorPtr+4>>2],parent:HEAPU32[descriptorPtr+8>>2]}}return Asyncify.handleSleep(async wakeUp=>{let cp;try{const options={};if(cwdstr!==null){options.cwd=cwdstr}if(envObject!==null){options.env=envObject}cp=PHPWASM.spawnProcess(cmdstr,argsArray,options);if(cp instanceof Promise){cp=await cp}}catch(e){if(e.code==="SPAWN_UNSUPPORTED"){wakeUp(1);return}console.error(e);wakeUp(1);throw e}const ProcInfo={pid:cp.pid,exited:false,stdinFd:std[0]?.child,stdinIsDevice:std[0]?.child in PHPWASM.input_devices,stdoutChildFd:std[1]?.child,stdoutParentFd:std[1]?.parent,stderrChildFd:std[2]?.child,stderrParentFd:std[2]?.parent,stdout:new PHPWASM.EventEmitter,stderr:new PHPWASM.EventEmitter};if(ProcInfo.stdoutChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutChildFd]=ProcInfo;if(ProcInfo.stderrChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrChildFd]=ProcInfo;if(ProcInfo.stdoutParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutParentFd]=ProcInfo;if(ProcInfo.stderrParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrParentFd]=ProcInfo;PHPWASM.child_proc_by_pid[ProcInfo.pid]=ProcInfo;cp.on("exit",function(code){ProcInfo.exitCode=code;ProcInfo.exited=true;ProcInfo.stdout.emit("data");ProcInfo.stderr.emit("data")});if(ProcInfo.stdoutChildFd){const stdoutStream=SYSCALLS.getStreamFromFD(ProcInfo.stdoutChildFd);let stdoutAt=0;cp.stdout.on("data",function(data){ProcInfo.stdout.emit("data",data);stdoutStream.stream_ops.write(stdoutStream,data,0,data.length,stdoutAt);stdoutAt+=data.length})}if(ProcInfo.stderrChildFd){const stderrStream=SYSCALLS.getStreamFromFD(ProcInfo.stderrChildFd);let stderrAt=0;cp.stderr.on("data",function(data){ProcInfo.stderr.emit("data",data);stderrStream.stream_ops.write(stderrStream,data,0,data.length,stderrAt);stderrAt+=data.length})}try{await new Promise((resolve,reject)=>{cp.on("spawn",resolve);cp.on("error",reject)})}catch(e){console.error(e);wakeUp(1);return}if(ProcInfo.stdinIsDevice){PHPWASM.input_devices[ProcInfo.stdinFd].onData(function(data){if(!data)return;if(typeof data==="number"){data=new Uint8Array([data])}const dataStr=new TextDecoder("utf-8").decode(data);cp.stdin.write(dataStr)});wakeUp(ProcInfo.pid);return}if(ProcInfo.stdinFd){const stdinStream=SYSCALLS.getStreamFromFD(ProcInfo.stdinFd);if(stdinStream.node){const CHUNK_SIZE=1024;const buffer=new Uint8Array(CHUNK_SIZE);let offset=0;while(true){const bytesRead=stdinStream.stream_ops.read(stdinStream,buffer,0,CHUNK_SIZE,offset);if(bytesRead===null||bytesRead===0){break}try{cp.stdin.write(buffer.subarray(0,bytesRead))}catch(e){console.error(e);return 1}if(bytesRead>2]=PHPWASM.child_proc_by_pid[pid].exitCode;return 1}return 0}function _js_waitpid(pid,exitCodePtr){if(!PHPWASM.child_proc_by_pid[pid]){return-1}return Asyncify.handleSleep(wakeUp=>{const poll=function(){if(PHPWASM.child_proc_by_pid[pid]?.exited){HEAPU32[exitCodePtr>>2]=PHPWASM.child_proc_by_pid[pid].exitCode;wakeUp(pid)}else{setTimeout(poll,50)}};poll()})}function _makecontext(){abort("missing function: makecontext")}_makecontext.stub=true;var arraySum=(array,index)=>{var sum=0;for(var i=0;i<=index;sum+=array[i++]){}return sum};var MONTH_DAYS_LEAP=[31,29,31,30,31,30,31,31,30,31,30,31];var MONTH_DAYS_REGULAR=[31,28,31,30,31,30,31,31,30,31,30,31];var addDays=(date,days)=>{var newDate=new Date(date.getTime());while(days>0){var leap=isLeapYear(newDate.getFullYear());var currentMonth=newDate.getMonth();var daysInCurrentMonth=(leap?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR)[currentMonth];if(days>daysInCurrentMonth-newDate.getDate()){days-=daysInCurrentMonth-newDate.getDate()+1;newDate.setDate(1);if(currentMonth<11){newDate.setMonth(currentMonth+1)}else{newDate.setMonth(0);newDate.setFullYear(newDate.getFullYear()+1)}}else{newDate.setDate(newDate.getDate()+days);return newDate}}return newDate};var writeArrayToMemory=(array,buffer)=>{HEAP8.set(array,buffer)};var _strftime=(s,maxsize,format,tm)=>{var tm_zone=HEAPU32[tm+40>>2];var date={tm_sec:HEAP32[tm>>2],tm_min:HEAP32[tm+4>>2],tm_hour:HEAP32[tm+8>>2],tm_mday:HEAP32[tm+12>>2],tm_mon:HEAP32[tm+16>>2],tm_year:HEAP32[tm+20>>2],tm_wday:HEAP32[tm+24>>2],tm_yday:HEAP32[tm+28>>2],tm_isdst:HEAP32[tm+32>>2],tm_gmtoff:HEAP32[tm+36>>2],tm_zone:tm_zone?UTF8ToString(tm_zone):""};var pattern=UTF8ToString(format);var EXPANSION_RULES_1={"%c":"%a %b %d %H:%M:%S %Y","%D":"%m/%d/%y","%F":"%Y-%m-%d","%h":"%b","%r":"%I:%M:%S %p","%R":"%H:%M","%T":"%H:%M:%S","%x":"%m/%d/%y","%X":"%H:%M:%S","%Ec":"%c","%EC":"%C","%Ex":"%m/%d/%y","%EX":"%H:%M:%S","%Ey":"%y","%EY":"%Y","%Od":"%d","%Oe":"%e","%OH":"%H","%OI":"%I","%Om":"%m","%OM":"%M","%OS":"%S","%Ou":"%u","%OU":"%U","%OV":"%V","%Ow":"%w","%OW":"%W","%Oy":"%y"};for(var rule in EXPANSION_RULES_1){pattern=pattern.replace(new RegExp(rule,"g"),EXPANSION_RULES_1[rule])}var WEEKDAYS=["Sunday","Monday","Tuesday","Wednesday","Thursday","Friday","Saturday"];var MONTHS=["January","February","March","April","May","June","July","August","September","October","November","December"];function leadingSomething(value,digits,character){var str=typeof value=="number"?value.toString():value||"";while(str.length0?1:0}var compare;if((compare=sgn(date1.getFullYear()-date2.getFullYear()))===0){if((compare=sgn(date1.getMonth()-date2.getMonth()))===0){compare=sgn(date1.getDate()-date2.getDate())}}return compare}function getFirstWeekStartDate(janFourth){switch(janFourth.getDay()){case 0:return new Date(janFourth.getFullYear()-1,11,29);case 1:return janFourth;case 2:return new Date(janFourth.getFullYear(),0,3);case 3:return new Date(janFourth.getFullYear(),0,2);case 4:return new Date(janFourth.getFullYear(),0,1);case 5:return new Date(janFourth.getFullYear()-1,11,31);case 6:return new Date(janFourth.getFullYear()-1,11,30)}}function getWeekBasedYear(date){var thisDate=addDays(new Date(date.tm_year+1900,0,1),date.tm_yday);var janFourthThisYear=new Date(thisDate.getFullYear(),0,4);var janFourthNextYear=new Date(thisDate.getFullYear()+1,0,4);var firstWeekStartThisYear=getFirstWeekStartDate(janFourthThisYear);var firstWeekStartNextYear=getFirstWeekStartDate(janFourthNextYear);if(compareByDay(firstWeekStartThisYear,thisDate)<=0){if(compareByDay(firstWeekStartNextYear,thisDate)<=0){return thisDate.getFullYear()+1}return thisDate.getFullYear()}return thisDate.getFullYear()-1}var EXPANSION_RULES_2={"%a":date=>WEEKDAYS[date.tm_wday].substring(0,3),"%A":date=>WEEKDAYS[date.tm_wday],"%b":date=>MONTHS[date.tm_mon].substring(0,3),"%B":date=>MONTHS[date.tm_mon],"%C":date=>{var year=date.tm_year+1900;return leadingNulls(year/100|0,2)},"%d":date=>leadingNulls(date.tm_mday,2),"%e":date=>leadingSomething(date.tm_mday,2," "),"%g":date=>getWeekBasedYear(date).toString().substring(2),"%G":getWeekBasedYear,"%H":date=>leadingNulls(date.tm_hour,2),"%I":date=>{var twelveHour=date.tm_hour;if(twelveHour==0)twelveHour=12;else if(twelveHour>12)twelveHour-=12;return leadingNulls(twelveHour,2)},"%j":date=>leadingNulls(date.tm_mday+arraySum(isLeapYear(date.tm_year+1900)?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,date.tm_mon-1),3),"%m":date=>leadingNulls(date.tm_mon+1,2),"%M":date=>leadingNulls(date.tm_min,2),"%n":()=>"\n","%p":date=>{if(date.tm_hour>=0&&date.tm_hour<12){return"AM"}return"PM"},"%S":date=>leadingNulls(date.tm_sec,2),"%t":()=>"\t","%u":date=>date.tm_wday||7,"%U":date=>{var days=date.tm_yday+7-date.tm_wday;return leadingNulls(Math.floor(days/7),2)},"%V":date=>{var val=Math.floor((date.tm_yday+7-(date.tm_wday+6)%7)/7);if((date.tm_wday+371-date.tm_yday-2)%7<=2){val++}if(!val){val=52;var dec31=(date.tm_wday+7-date.tm_yday-1)%7;if(dec31==4||dec31==5&&isLeapYear(date.tm_year%400-1)){val++}}else if(val==53){var jan1=(date.tm_wday+371-date.tm_yday)%7;if(jan1!=4&&(jan1!=3||!isLeapYear(date.tm_year)))val=1}return leadingNulls(val,2)},"%w":date=>date.tm_wday,"%W":date=>{var days=date.tm_yday+7-(date.tm_wday+6)%7;return leadingNulls(Math.floor(days/7),2)},"%y":date=>(date.tm_year+1900).toString().substring(2),"%Y":date=>date.tm_year+1900,"%z":date=>{var off=date.tm_gmtoff;var ahead=off>=0;off=Math.abs(off)/60;off=off/60*100+off%60;return(ahead?"+":"-")+String("0000"+off).slice(-4)},"%Z":date=>date.tm_zone,"%%":()=>"%"};pattern=pattern.replace(/%%/g,"\0\0");for(var rule in EXPANSION_RULES_2){if(pattern.includes(rule)){pattern=pattern.replace(new RegExp(rule,"g"),EXPANSION_RULES_2[rule](date))}}pattern=pattern.replace(/\0\0/g,"%");var bytes=intArrayFromString(pattern,false);if(bytes.length>maxsize){return 0}writeArrayToMemory(bytes,s);return bytes.length-1};var _strftime_l=(s,maxsize,format,tm,loc)=>_strftime(s,maxsize,format,tm);var _strptime=(buf,format,tm)=>{var pattern=UTF8ToString(format);var SPECIAL_CHARS="\\!@#$^&*()+=-[]/{}|:<>?,.";for(var i=0,ii=SPECIAL_CHARS.length;iEQUIVALENT_MATCHERS[c]||m).replace(/%(.)/g,(_,c)=>{let pat=DATE_PATTERNS[c];if(pat){capture.push(c);return`(${pat})`}else{return c}}).replace(/\s+/g,"\\s*");var matches=new RegExp("^"+pattern_out,"i").exec(UTF8ToString(buf));function initDate(){function fixup(value,min,max){return typeof value!="number"||isNaN(value)?min:value>=min?value<=max?value:max:min}return{year:fixup(HEAP32[tm+20>>2]+1900,1970,9999),month:fixup(HEAP32[tm+16>>2],0,11),day:fixup(HEAP32[tm+12>>2],1,31),hour:fixup(HEAP32[tm+8>>2],0,23),min:fixup(HEAP32[tm+4>>2],0,59),sec:fixup(HEAP32[tm>>2],0,59),gmtoff:0}}if(matches){var date=initDate();var value;var getMatch=symbol=>{var pos=capture.indexOf(symbol);if(pos>=0){return matches[pos+1]}return};if(value=getMatch("S")){date.sec=jstoi_q(value)}if(value=getMatch("M")){date.min=jstoi_q(value)}if(value=getMatch("H")){date.hour=jstoi_q(value)}else if(value=getMatch("I")){var hour=jstoi_q(value);if(value=getMatch("p")){hour+=value.toUpperCase()[0]==="P"?12:0}date.hour=hour}if(value=getMatch("Y")){date.year=jstoi_q(value)}else if(value=getMatch("y")){var year=jstoi_q(value);if(value=getMatch("C")){year+=jstoi_q(value)*100}else{year+=year<69?2e3:1900}date.year=year}if(value=getMatch("m")){date.month=jstoi_q(value)-1}else if(value=getMatch("b")){date.month=MONTH_NUMBERS[value.substring(0,3).toUpperCase()]||0}if(value=getMatch("d")){date.day=jstoi_q(value)}else if(value=getMatch("j")){var day=jstoi_q(value);var leapYear=isLeapYear(date.year);for(var month=0;month<12;++month){var daysUntilMonth=arraySum(leapYear?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,month-1);if(day<=daysUntilMonth+(leapYear?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR)[month]){date.day=day-daysUntilMonth}}}else if(value=getMatch("a")){var weekDay=value.substring(0,3).toUpperCase();if(value=getMatch("U")){var weekDayNumber=DAY_NUMBERS_SUN_FIRST[weekDay];var weekNumber=jstoi_q(value);var janFirst=new Date(date.year,0,1);var endDate;if(janFirst.getDay()===0){endDate=addDays(janFirst,weekDayNumber+7*(weekNumber-1))}else{endDate=addDays(janFirst,7-janFirst.getDay()+weekDayNumber+7*(weekNumber-1))}date.day=endDate.getDate();date.month=endDate.getMonth()}else if(value=getMatch("W")){var weekDayNumber=DAY_NUMBERS_MON_FIRST[weekDay];var weekNumber=jstoi_q(value);var janFirst=new Date(date.year,0,1);var endDate;if(janFirst.getDay()===1){endDate=addDays(janFirst,weekDayNumber+7*(weekNumber-1))}else{endDate=addDays(janFirst,7-janFirst.getDay()+1+weekDayNumber+7*(weekNumber-1))}date.day=endDate.getDate();date.month=endDate.getMonth()}}if(value=getMatch("z")){if(value.toLowerCase()==="z"){date.gmtoff=0}else{var match=value.match(/^((?:\-|\+)\d\d):?(\d\d)?/);date.gmtoff=match[1]*3600;if(match[2]){date.gmtoff+=date.gmtoff>0?match[2]*60:-match[2]*60}}}var fullDate=new Date(date.year,date.month,date.day,date.hour,date.min,date.sec,0);HEAP32[tm>>2]=fullDate.getSeconds();HEAP32[tm+4>>2]=fullDate.getMinutes();HEAP32[tm+8>>2]=fullDate.getHours();HEAP32[tm+12>>2]=fullDate.getDate();HEAP32[tm+16>>2]=fullDate.getMonth();HEAP32[tm+20>>2]=fullDate.getFullYear()-1900;HEAP32[tm+24>>2]=fullDate.getDay();HEAP32[tm+28>>2]=arraySum(isLeapYear(fullDate.getFullYear())?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,fullDate.getMonth()-1)+fullDate.getDate()-1;HEAP32[tm+32>>2]=0;HEAP32[tm+36>>2]=date.gmtoff;return buf+intArrayFromString(matches[0]).length-1}return 0};function _swapcontext(){abort("missing function: swapcontext")}_swapcontext.stub=true;function _wasm_setsockopt(socketd,level,optionName,optionValuePtr,optionLen){const optionValue=HEAPU8[optionValuePtr];const SOL_SOCKET=1;const SO_KEEPALIVE=9;const IPPROTO_TCP=6;const TCP_NODELAY=1;const isSupported=level===SOL_SOCKET&&optionName===SO_KEEPALIVE||level===IPPROTO_TCP&&optionName===TCP_NODELAY;if(!isSupported){console.warn(`Unsupported socket option: ${level}, ${optionName}, ${optionValue}`);return-1}const ws=PHPWASM.getAllWebSockets(socketd)[0];if(!ws){return-1}ws.setSocketOpt(level,optionName,optionValuePtr);return 0}var Asyncify={instrumentWasmImports(imports){var importPattern=/^(js_open_process|js_waitpid|js_process_status|js_create_input_device|wasm_setsockopt|wasm_shutdown|wasm_close|invoke_.*|__asyncjs__.*)$/;for(let[x,original]of Object.entries(imports)){if(typeof original=="function"){let isAsyncifyImport=original.isAsync||importPattern.test(x);if(isAsyncifyImport){imports[x]=original=new WebAssembly.Suspending(original)}}}},instrumentWasmExports(exports){var exportPattern=/^(wasm_sleep|wasm_read|emscripten_sleep|wasm_sapi_handle_request|wasm_sapi_request_shutdown|wasm_poll_socket|wrap_select|__wrap_select|select|php_pollfd_for|fflush|wasm_popen|wasm_read|wasm_php_exec|run_cli|main|__main_argc_argv)$/;Asyncify.asyncExports=new Set;var ret={};for(let[x,original]of Object.entries(exports)){if(typeof original=="function"){let isAsyncifyExport=exportPattern.test(x);if(isAsyncifyExport){Asyncify.asyncExports.add(original);original=Asyncify.makeAsyncFunction(original)}ret[x]=(...args)=>original(...args)}else{ret[x]=original}}return ret},asyncExports:null,isAsyncExport(func){return Asyncify.asyncExports?.has(func)},handleAsync:async startAsync=>{runtimeKeepalivePush();try{return await startAsync()}finally{runtimeKeepalivePop()}},handleSleep(startAsync){return Asyncify.handleAsync(()=>new Promise(startAsync))},makeAsyncFunction(original){return WebAssembly.promising(original)}};var getCFunc=ident=>{var func=Module["_"+ident];return func};var stackSave=()=>_emscripten_stack_get_current();var stackRestore=val=>__emscripten_stack_restore(val);var ccall=(ident,returnType,argTypes,args,opts)=>{var toC={string:str=>{var ret=0;if(str!==null&&str!==undefined&&str!==0){ret=stringToUTF8OnStack(str)}return ret},array:arr=>{var ret=stackAlloc(arr.length);writeArrayToMemory(arr,ret);return ret}};function convertReturnValue(ret){if(returnType==="string"){return UTF8ToString(ret)}if(returnType==="boolean")return Boolean(ret);return ret}var func=getCFunc(ident);var cArgs=[];var stack=0;if(args){for(var i=0;iFS.unlink(path);var FS_createLazyFile=FS.createLazyFile;var FS_createDevice=FS.createDevice;FS.createPreloadedFile=FS_createPreloadedFile;FS.staticInit();Module["FS_createPath"]=FS.createPath;Module["FS_createDataFile"]=FS.createDataFile;Module["FS_createPreloadedFile"]=FS.createPreloadedFile;Module["FS_unlink"]=FS.unlink;Module["FS_createLazyFile"]=FS.createLazyFile;Module["FS_createDevice"]=FS.createDevice;PHPWASM.init();var wasmImports={SharpYuvConvert:_SharpYuvConvert,SharpYuvGetConversionMatrix:_SharpYuvGetConversionMatrix,SharpYuvInit:_SharpYuvInit,__assert_fail:___assert_fail,__asyncjs__js_fd_read:__asyncjs__js_fd_read,__asyncjs__js_module_onMessage:__asyncjs__js_module_onMessage,__asyncjs__js_popen_to_file:__asyncjs__js_popen_to_file,__asyncjs__wasm_poll_socket:__asyncjs__wasm_poll_socket,__call_sighandler:___call_sighandler,__syscall_accept4:___syscall_accept4,__syscall_bind:___syscall_bind,__syscall_chdir:___syscall_chdir,__syscall_chmod:___syscall_chmod,__syscall_connect:___syscall_connect,__syscall_dup:___syscall_dup,__syscall_dup3:___syscall_dup3,__syscall_faccessat:___syscall_faccessat,__syscall_fallocate:___syscall_fallocate,__syscall_fchmod:___syscall_fchmod,__syscall_fchown32:___syscall_fchown32,__syscall_fchownat:___syscall_fchownat,__syscall_fcntl64:___syscall_fcntl64,__syscall_fdatasync:___syscall_fdatasync,__syscall_fstat64:___syscall_fstat64,__syscall_ftruncate64:___syscall_ftruncate64,__syscall_getcwd:___syscall_getcwd,__syscall_getdents64:___syscall_getdents64,__syscall_getpeername:___syscall_getpeername,__syscall_getsockname:___syscall_getsockname,__syscall_getsockopt:___syscall_getsockopt,__syscall_ioctl:___syscall_ioctl,__syscall_listen:___syscall_listen,__syscall_lstat64:___syscall_lstat64,__syscall_mkdirat:___syscall_mkdirat,__syscall_newfstatat:___syscall_newfstatat,__syscall_openat:___syscall_openat,__syscall_pipe:___syscall_pipe,__syscall_poll:___syscall_poll,__syscall_readlinkat:___syscall_readlinkat,__syscall_recvfrom:___syscall_recvfrom,__syscall_renameat:___syscall_renameat,__syscall_rmdir:___syscall_rmdir,__syscall_sendto:___syscall_sendto,__syscall_socket:___syscall_socket,__syscall_stat64:___syscall_stat64,__syscall_statfs64:___syscall_statfs64,__syscall_symlink:___syscall_symlink,__syscall_unlinkat:___syscall_unlinkat,__syscall_utimensat:___syscall_utimensat,_abort_js:__abort_js,_emscripten_get_now_is_monotonic:__emscripten_get_now_is_monotonic,_emscripten_lookup_name:__emscripten_lookup_name,_emscripten_memcpy_js:__emscripten_memcpy_js,_emscripten_runtime_keepalive_clear:__emscripten_runtime_keepalive_clear,_gmtime_js:__gmtime_js,_localtime_js:__localtime_js,_mktime_js:__mktime_js,_mmap_js:__mmap_js,_munmap_js:__munmap_js,_setitimer_js:__setitimer_js,_tzset_js:__tzset_js,emscripten_date_now:_emscripten_date_now,emscripten_get_heap_max:_emscripten_get_heap_max,emscripten_get_now:_emscripten_get_now,emscripten_resize_heap:_emscripten_resize_heap,emscripten_sleep:_emscripten_sleep,environ_get:_environ_get,environ_sizes_get:_environ_sizes_get,exit:_exit,fd_close:_fd_close,fd_fdstat_get:_fd_fdstat_get,fd_read:_fd_read,fd_seek:_fd_seek,fd_sync:_fd_sync,fd_write:_fd_write,getaddrinfo:_getaddrinfo,getcontext:_getcontext,getnameinfo:_getnameinfo,getprotobyname:_getprotobyname,getprotobynumber:_getprotobynumber,js_create_input_device:_js_create_input_device,js_open_process:_js_open_process,js_process_status:_js_process_status,js_waitpid:_js_waitpid,makecontext:_makecontext,proc_exit:_proc_exit,strftime:_strftime,strftime_l:_strftime_l,strptime:_strptime,swapcontext:_swapcontext,wasm_setsockopt:_wasm_setsockopt};var wasmExports=createWasm();var ___wasm_call_ctors=()=>(___wasm_call_ctors=wasmExports["__wasm_call_ctors"])();var _malloc=a0=>(_malloc=wasmExports["malloc"])(a0);var _wasm_read=Module["_wasm_read"]=(a0,a1,a2)=>(_wasm_read=Module["_wasm_read"]=wasmExports["wasm_read"])(a0,a1,a2);var _fflush=a0=>(_fflush=wasmExports["fflush"])(a0);var _wasm_popen=Module["_wasm_popen"]=(a0,a1)=>(_wasm_popen=Module["_wasm_popen"]=wasmExports["wasm_popen"])(a0,a1);var _wasm_php_exec=Module["_wasm_php_exec"]=(a0,a1,a2,a3)=>(_wasm_php_exec=Module["_wasm_php_exec"]=wasmExports["wasm_php_exec"])(a0,a1,a2,a3);var _php_pollfd_for=Module["_php_pollfd_for"]=(a0,a1,a2)=>(_php_pollfd_for=Module["_php_pollfd_for"]=wasmExports["php_pollfd_for"])(a0,a1,a2);var _htons=a0=>(_htons=wasmExports["htons"])(a0);var _ntohs=a0=>(_ntohs=wasmExports["ntohs"])(a0);var _htonl=a0=>(_htonl=wasmExports["htonl"])(a0);var _wasm_sleep=Module["_wasm_sleep"]=a0=>(_wasm_sleep=Module["_wasm_sleep"]=wasmExports["wasm_sleep"])(a0);var 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function instantiateAsync(binary,binaryFile,imports){if(!binary&&typeof WebAssembly.instantiateStreaming=="function"&&!isDataURI(binaryFile)&&typeof fetch=="function"){try{var response=fetch(binaryFile,{credentials:"same-origin"});var instantiationResult=await WebAssembly.instantiateStreaming(response,imports);return instantiationResult}catch(reason){err(`wasm streaming compile failed: ${reason}`);err("falling back to ArrayBuffer instantiation")}}return instantiateArrayBuffer(binaryFile,imports)}function getWasmImports(){Asyncify.instrumentWasmImports(wasmImports);return{env:wasmImports,wasi_snapshot_preview1:wasmImports}}async function createWasm(){function 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webSockets){if(events&POLLIN||events&POLLPRI){polls.push(PHPWASM.awaitData(ws));lookingFor.add("POLLIN")}if(events&POLLOUT){polls.push(PHPWASM.awaitConnection(ws));lookingFor.add("POLLOUT")}if(events&POLLHUP){polls.push(PHPWASM.awaitClose(ws));lookingFor.add("POLLHUP")}if(events&POLLERR||events&POLLNVAL){polls.push(PHPWASM.awaitError(ws));lookingFor.add("POLLERR")}}}else{setTimeout(function(){wakeUp(1)},timeout);return}if(polls.length===0){console.warn("Unsupported poll event "+events+", defaulting to setTimeout().");setTimeout(function(){wakeUp(0)},timeout);return}const promises=polls.map(([promise])=>promise);const clearPolling=()=>polls.forEach(([,clear])=>clear());let awaken=false;let timeoutId;Promise.race(promises).then(function(results){if(!awaken){awaken=true;wakeUp(1);if(timeoutId){clearTimeout(timeoutId)}clearPolling()}});if(timeout!==-1){timeoutId=setTimeout(function(){if(!awaken){awaken=true;wakeUp(0);clearPolling()}},timeout)}})})}__asyncjs__wasm_poll_socket.sig="iiii";function __asyncjs__js_fd_read(fd,iov,iovcnt,pnum){return Asyncify.handleAsync(async()=>{const returnCallback=resolver=>new Promise(resolver);if(Asyncify?.State?.Normal===undefined||Asyncify?.state===Asyncify?.State?.Normal){var returnCode;var stream;let num=0;try{stream=SYSCALLS.getStreamFromFD(fd);const num=doReadv(stream,iov,iovcnt);HEAPU32[pnum>>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError")){throw e}if(e.errno!==6||!(stream?.fd in PHPWASM.child_proc_by_fd)){HEAPU32[pnum>>2]=0;return returnCode}}}return returnCallback(wakeUp=>{var retries=0;var interval=50;var timeout=5e3;var maxRetries=timeout/interval;function poll(){var returnCode;var stream;let 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responsePtr=_malloc(responseSize+1);HEAPU8.set(responseBytes,responsePtr);HEAPU8[responsePtr+responseSize]=0;HEAPU8[response_buffer]=responsePtr;HEAPU8[response_buffer+1]=responsePtr>>8;HEAPU8[response_buffer+2]=responsePtr>>16;HEAPU8[response_buffer+3]=responsePtr>>24;return responseSize}).catch(e=>{console.error(e);return-1})}})}__asyncjs__js_module_onMessage.sig="iii";class ExitStatus{name="ExitStatus";constructor(status){this.message=`Program terminated with exit(${status})`;this.status=status}} +ExitStatus = class PHPExitStatus extends Error { +constructor(status) { + super(status); + this.name = "ExitStatus"; + this.message = "Program terminated with exit(" + status + ")"; + this.status = status; + } +};var callRuntimeCallbacks=callbacks=>{while(callbacks.length>0){callbacks.shift()(Module)}};var noExitRuntime=Module["noExitRuntime"]||false;function _SharpYuvConvert(){abort("missing function: SharpYuvConvert")}_SharpYuvConvert.stub=true;function _SharpYuvGetConversionMatrix(){abort("missing function: SharpYuvGetConversionMatrix")}_SharpYuvGetConversionMatrix.stub=true;function _SharpYuvInit(){abort("missing function: SharpYuvInit")}_SharpYuvInit.stub=true;var UTF8Decoder=typeof TextDecoder!="undefined"?new TextDecoder:undefined;var UTF8ArrayToString=(heapOrArray,idx=0,maxBytesToRead=NaN)=>{var endIdx=idx+maxBytesToRead;var endPtr=idx;while(heapOrArray[endPtr]&&!(endPtr>=endIdx))++endPtr;if(endPtr-idx>16&&heapOrArray.buffer&&UTF8Decoder){return UTF8Decoder.decode(heapOrArray.subarray(idx,endPtr))}var str="";while(idx>10,56320|ch&1023)}}return str};var UTF8ToString=(ptr,maxBytesToRead)=>ptr?UTF8ArrayToString(HEAPU8,ptr,maxBytesToRead):"";Module["UTF8ToString"]=UTF8ToString;var ___assert_fail=(condition,filename,line,func)=>abort(`Assertion failed: ${UTF8ToString(condition)}, at: `+[filename?UTF8ToString(filename):"unknown filename",line,func?UTF8ToString(func):"unknown function"]);var wasmTableMirror=[];var wasmTable;var getWasmTableEntry=funcPtr=>{var func=wasmTableMirror[funcPtr];if(!func){if(funcPtr>=wasmTableMirror.length)wasmTableMirror.length=funcPtr+1;wasmTableMirror[funcPtr]=func=wasmTable.get(funcPtr);if(Asyncify.isAsyncExport(func)){wasmTableMirror[funcPtr]=func=Asyncify.makeAsyncFunction(func)}}return func};var ___call_sighandler=(fp,sig)=>getWasmTableEntry(fp)(sig);var initRandomFill=()=>{if(typeof crypto=="object"&&typeof crypto["getRandomValues"]=="function"){return view=>crypto.getRandomValues(view)}else abort("initRandomDevice")};var randomFill=view=>(randomFill=initRandomFill())(view);var PATH={isAbs:path=>path.charAt(0)==="/",splitPath:filename=>{var splitPathRe=/^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/;return splitPathRe.exec(filename).slice(1)},normalizeArray:(parts,allowAboveRoot)=>{var up=0;for(var i=parts.length-1;i>=0;i--){var last=parts[i];if(last==="."){parts.splice(i,1)}else if(last===".."){parts.splice(i,1);up++}else if(up){parts.splice(i,1);up--}}if(allowAboveRoot){for(;up;up--){parts.unshift("..")}}return parts},normalize:path=>{var isAbsolute=PATH.isAbs(path),trailingSlash=path.substr(-1)==="/";path=PATH.normalizeArray(path.split("/").filter(p=>!!p),!isAbsolute).join("/");if(!path&&!isAbsolute){path="."}if(path&&trailingSlash){path+="/"}return(isAbsolute?"/":"")+path},dirname:path=>{var result=PATH.splitPath(path),root=result[0],dir=result[1];if(!root&&!dir){return"."}if(dir){dir=dir.substr(0,dir.length-1)}return root+dir},basename:path=>{if(path==="/")return"/";path=PATH.normalize(path);path=path.replace(/\/$/,"");var lastSlash=path.lastIndexOf("/");if(lastSlash===-1)return path;return path.substr(lastSlash+1)},join:(...paths)=>PATH.normalize(paths.join("/")),join2:(l,r)=>PATH.normalize(l+"/"+r)};var PATH_FS={resolve:(...args)=>{var resolvedPath="",resolvedAbsolute=false;for(var i=args.length-1;i>=-1&&!resolvedAbsolute;i--){var path=i>=0?args[i]:FS.cwd();if(typeof path!="string"){throw new TypeError("Arguments to path.resolve must be strings")}else if(!path){return""}resolvedPath=path+"/"+resolvedPath;resolvedAbsolute=PATH.isAbs(path)}resolvedPath=PATH.normalizeArray(resolvedPath.split("/").filter(p=>!!p),!resolvedAbsolute).join("/");return(resolvedAbsolute?"/":"")+resolvedPath||"."},relative:(from,to)=>{from=PATH_FS.resolve(from).substr(1);to=PATH_FS.resolve(to).substr(1);function trim(arr){var start=0;for(;start=0;end--){if(arr[end]!=="")break}if(start>end)return[];return arr.slice(start,end-start+1)}var fromParts=trim(from.split("/"));var toParts=trim(to.split("/"));var length=Math.min(fromParts.length,toParts.length);var samePartsLength=length;for(var i=0;i{var len=0;for(var i=0;i=55296&&c<=57343){len+=4;++i}else{len+=3}}return len};Module["lengthBytesUTF8"]=lengthBytesUTF8;var stringToUTF8Array=(str,heap,outIdx,maxBytesToWrite)=>{if(!(maxBytesToWrite>0))return 0;var startIdx=outIdx;var endIdx=outIdx+maxBytesToWrite-1;for(var i=0;i=55296&&u<=57343){var u1=str.charCodeAt(++i);u=65536+((u&1023)<<10)|u1&1023}if(u<=127){if(outIdx>=endIdx)break;heap[outIdx++]=u}else if(u<=2047){if(outIdx+1>=endIdx)break;heap[outIdx++]=192|u>>6;heap[outIdx++]=128|u&63}else if(u<=65535){if(outIdx+2>=endIdx)break;heap[outIdx++]=224|u>>12;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}else{if(outIdx+3>=endIdx)break;heap[outIdx++]=240|u>>18;heap[outIdx++]=128|u>>12&63;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}}heap[outIdx]=0;return outIdx-startIdx};function intArrayFromString(stringy,dontAddNull,length){var len=length>0?length:lengthBytesUTF8(stringy)+1;var u8array=new Array(len);var numBytesWritten=stringToUTF8Array(stringy,u8array,0,u8array.length);if(dontAddNull)u8array.length=numBytesWritten;return u8array}var FS_stdin_getChar=()=>{if(!FS_stdin_getChar_buffer.length){var result=null;if(typeof window!="undefined"&&typeof window.prompt=="function"){result=window.prompt("Input: ");if(result!==null){result+="\n"}}else{}if(!result){return null}FS_stdin_getChar_buffer=intArrayFromString(result,true)}return FS_stdin_getChar_buffer.shift()};var TTY={ttys:[],init(){},shutdown(){},register(dev,ops){TTY.ttys[dev]={input:[],output:[],ops};FS.registerDevice(dev,TTY.stream_ops)},stream_ops:{open(stream){var tty=TTY.ttys[stream.node.rdev];if(!tty){throw new FS.ErrnoError(43)}stream.tty=tty;stream.seekable=false},close(stream){stream.tty.ops.fsync(stream.tty)},fsync(stream){stream.tty.ops.fsync(stream.tty)},read(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.get_char){throw new FS.ErrnoError(60)}var bytesRead=0;for(var i=0;i0){out(UTF8ArrayToString(tty.output));tty.output=[]}},ioctl_tcgets(tty){return{c_iflag:25856,c_oflag:5,c_cflag:191,c_lflag:35387,c_cc:[3,28,127,21,4,0,1,0,17,19,26,0,18,15,23,22,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]}},ioctl_tcsets(tty,optional_actions,data){return 0},ioctl_tiocgwinsz(tty){return[24,80]}},default_tty1_ops:{put_char(tty,val){if(val===null||val===10){err(UTF8ArrayToString(tty.output));tty.output=[]}else{if(val!=0)tty.output.push(val)}},fsync(tty){if(tty.output&&tty.output.length>0){err(UTF8ArrayToString(tty.output));tty.output=[]}}}};var zeroMemory=(address,size)=>{HEAPU8.fill(0,address,address+size)};var alignMemory=(size,alignment)=>Math.ceil(size/alignment)*alignment;var mmapAlloc=size=>{size=alignMemory(size,65536);var ptr=_emscripten_builtin_memalign(65536,size);if(ptr)zeroMemory(ptr,size);return ptr};var MEMFS={ops_table:null,mount(mount){return MEMFS.createNode(null,"/",16895,0)},createNode(parent,name,mode,dev){if(FS.isBlkdev(mode)||FS.isFIFO(mode)){throw new FS.ErrnoError(63)}MEMFS.ops_table||={dir:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,lookup:MEMFS.node_ops.lookup,mknod:MEMFS.node_ops.mknod,rename:MEMFS.node_ops.rename,unlink:MEMFS.node_ops.unlink,rmdir:MEMFS.node_ops.rmdir,readdir:MEMFS.node_ops.readdir,symlink:MEMFS.node_ops.symlink},stream:{llseek:MEMFS.stream_ops.llseek}},file:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:{llseek:MEMFS.stream_ops.llseek,read:MEMFS.stream_ops.read,write:MEMFS.stream_ops.write,allocate:MEMFS.stream_ops.allocate,mmap:MEMFS.stream_ops.mmap,msync:MEMFS.stream_ops.msync}},link:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,readlink:MEMFS.node_ops.readlink},stream:{}},chrdev:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:FS.chrdev_stream_ops}};var node=FS.createNode(parent,name,mode,dev);if(FS.isDir(node.mode)){node.node_ops=MEMFS.ops_table.dir.node;node.stream_ops=MEMFS.ops_table.dir.stream;node.contents={}}else if(FS.isFile(node.mode)){node.node_ops=MEMFS.ops_table.file.node;node.stream_ops=MEMFS.ops_table.file.stream;node.usedBytes=0;node.contents=null}else if(FS.isLink(node.mode)){node.node_ops=MEMFS.ops_table.link.node;node.stream_ops=MEMFS.ops_table.link.stream}else if(FS.isChrdev(node.mode)){node.node_ops=MEMFS.ops_table.chrdev.node;node.stream_ops=MEMFS.ops_table.chrdev.stream}node.atime=node.mtime=node.ctime=Date.now();if(parent){parent.contents[name]=node;parent.atime=parent.mtime=parent.ctime=node.atime}return node},getFileDataAsTypedArray(node){if(!node.contents)return new Uint8Array(0);if(node.contents.subarray)return node.contents.subarray(0,node.usedBytes);return new Uint8Array(node.contents)},expandFileStorage(node,newCapacity){var prevCapacity=node.contents?node.contents.length:0;if(prevCapacity>=newCapacity)return;var CAPACITY_DOUBLING_MAX=1024*1024;newCapacity=Math.max(newCapacity,prevCapacity*(prevCapacity>>0);if(prevCapacity!=0)newCapacity=Math.max(newCapacity,256);var oldContents=node.contents;node.contents=new Uint8Array(newCapacity);if(node.usedBytes>0)node.contents.set(oldContents.subarray(0,node.usedBytes),0)},resizeFileStorage(node,newSize){if(node.usedBytes==newSize)return;if(newSize==0){node.contents=null;node.usedBytes=0}else{var oldContents=node.contents;node.contents=new Uint8Array(newSize);if(oldContents){node.contents.set(oldContents.subarray(0,Math.min(newSize,node.usedBytes)))}node.usedBytes=newSize}},node_ops:{getattr(node){var attr={};attr.dev=FS.isChrdev(node.mode)?node.id:1;attr.ino=node.id;attr.mode=node.mode;attr.nlink=1;attr.uid=0;attr.gid=0;attr.rdev=node.rdev;if(FS.isDir(node.mode)){attr.size=4096}else if(FS.isFile(node.mode)){attr.size=node.usedBytes}else if(FS.isLink(node.mode)){attr.size=node.link.length}else{attr.size=0}attr.atime=new Date(node.atime);attr.mtime=new Date(node.mtime);attr.ctime=new Date(node.ctime);attr.blksize=4096;attr.blocks=Math.ceil(attr.size/attr.blksize);return attr},setattr(node,attr){for(const key of["mode","atime","mtime","ctime"]){if(attr[key]){node[key]=attr[key]}}if(attr.size!==undefined){MEMFS.resizeFileStorage(node,attr.size)}},lookup(parent,name){throw MEMFS.doesNotExistError},mknod(parent,name,mode,dev){return MEMFS.createNode(parent,name,mode,dev)},rename(old_node,new_dir,new_name){var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(new_node){if(FS.isDir(old_node.mode)){for(var i in new_node.contents){throw new FS.ErrnoError(55)}}FS.hashRemoveNode(new_node)}delete old_node.parent.contents[old_node.name];new_dir.contents[new_name]=old_node;old_node.name=new_name;new_dir.ctime=new_dir.mtime=old_node.parent.ctime=old_node.parent.mtime=Date.now()},unlink(parent,name){delete parent.contents[name];parent.ctime=parent.mtime=Date.now()},rmdir(parent,name){var node=FS.lookupNode(parent,name);for(var i in node.contents){throw new FS.ErrnoError(55)}delete parent.contents[name];parent.ctime=parent.mtime=Date.now()},readdir(node){return[".","..",...Object.keys(node.contents)]},symlink(parent,newname,oldpath){var node=MEMFS.createNode(parent,newname,511|40960,0);node.link=oldpath;return node},readlink(node){if(!FS.isLink(node.mode)){throw new FS.ErrnoError(28)}return node.link}},stream_ops:{read(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=stream.node.usedBytes)return 0;var size=Math.min(stream.node.usedBytes-position,length);if(size>8&&contents.subarray){buffer.set(contents.subarray(position,position+size),offset)}else{for(var i=0;i0||position+length{var arrayBuffer=await readAsync(url);return new Uint8Array(arrayBuffer)};asyncLoad.isAsync=true;var FS_createDataFile=(parent,name,fileData,canRead,canWrite,canOwn)=>{FS.createDataFile(parent,name,fileData,canRead,canWrite,canOwn)};var preloadPlugins=Module["preloadPlugins"]||[];var FS_handledByPreloadPlugin=(byteArray,fullname,finish,onerror)=>{if(typeof Browser!="undefined")Browser.init();var handled=false;preloadPlugins.forEach(plugin=>{if(handled)return;if(plugin["canHandle"](fullname)){plugin["handle"](byteArray,fullname,finish,onerror);handled=true}});return handled};var FS_createPreloadedFile=(parent,name,url,canRead,canWrite,onload,onerror,dontCreateFile,canOwn,preFinish)=>{var fullname=name?PATH_FS.resolve(PATH.join2(parent,name)):parent;var dep=getUniqueRunDependency(`cp ${fullname}`);function processData(byteArray){function finish(byteArray){preFinish?.();if(!dontCreateFile){FS_createDataFile(parent,name,byteArray,canRead,canWrite,canOwn)}onload?.();removeRunDependency(dep)}if(FS_handledByPreloadPlugin(byteArray,fullname,finish,()=>{onerror?.();removeRunDependency(dep)})){return}finish(byteArray)}addRunDependency(dep);if(typeof url=="string"){asyncLoad(url).then(processData,onerror)}else{processData(url)}};var FS_modeStringToFlags=str=>{var flagModes={r:0,"r+":2,w:512|64|1,"w+":512|64|2,a:1024|64|1,"a+":1024|64|2};var flags=flagModes[str];if(typeof flags=="undefined"){throw new Error(`Unknown file open mode: ${str}`)}return flags};var FS_getMode=(canRead,canWrite)=>{var mode=0;if(canRead)mode|=292|73;if(canWrite)mode|=146;return mode};var ERRNO_CODES={EPERM:63,ENOENT:44,ESRCH:71,EINTR:27,EIO:29,ENXIO:60,E2BIG:1,ENOEXEC:45,EBADF:8,ECHILD:12,EAGAIN:6,EWOULDBLOCK:6,ENOMEM:48,EACCES:2,EFAULT:21,ENOTBLK:105,EBUSY:10,EEXIST:20,EXDEV:75,ENODEV:43,ENOTDIR:54,EISDIR:31,EINVAL:28,ENFILE:41,EMFILE:33,ENOTTY:59,ETXTBSY:74,EFBIG:22,ENOSPC:51,ESPIPE:70,EROFS:69,EMLINK:34,EPIPE:64,EDOM:18,ERANGE:68,ENOMSG:49,EIDRM:24,ECHRNG:106,EL2NSYNC:156,EL3HLT:107,EL3RST:108,ELNRNG:109,EUNATCH:110,ENOCSI:111,EL2HLT:112,EDEADLK:16,ENOLCK:46,EBADE:113,EBADR:114,EXFULL:115,ENOANO:104,EBADRQC:103,EBADSLT:102,EDEADLOCK:16,EBFONT:101,ENOSTR:100,ENODATA:116,ETIME:117,ENOSR:118,ENONET:119,ENOPKG:120,EREMOTE:121,ENOLINK:47,EADV:122,ESRMNT:123,ECOMM:124,EPROTO:65,EMULTIHOP:36,EDOTDOT:125,EBADMSG:9,ENOTUNIQ:126,EBADFD:127,EREMCHG:128,ELIBACC:129,ELIBBAD:130,ELIBSCN:131,ELIBMAX:132,ELIBEXEC:133,ENOSYS:52,ENOTEMPTY:55,ENAMETOOLONG:37,ELOOP:32,EOPNOTSUPP:138,EPFNOSUPPORT:139,ECONNRESET:15,ENOBUFS:42,EAFNOSUPPORT:5,EPROTOTYPE:67,ENOTSOCK:57,ENOPROTOOPT:50,ESHUTDOWN:140,ECONNREFUSED:14,EADDRINUSE:3,ECONNABORTED:13,ENETUNREACH:40,ENETDOWN:38,ETIMEDOUT:73,EHOSTDOWN:142,EHOSTUNREACH:23,EINPROGRESS:26,EALREADY:7,EDESTADDRREQ:17,EMSGSIZE:35,EPROTONOSUPPORT:66,ESOCKTNOSUPPORT:137,EADDRNOTAVAIL:4,ENETRESET:39,EISCONN:30,ENOTCONN:53,ETOOMANYREFS:141,EUSERS:136,EDQUOT:19,ESTALE:72,ENOTSUP:138,ENOMEDIUM:148,EILSEQ:25,EOVERFLOW:61,ECANCELED:11,ENOTRECOVERABLE:56,EOWNERDEAD:62,ESTRPIPE:135};var PROXYFS={mount(mount){return PROXYFS.createNode(null,"/",mount.opts.fs.lstat(mount.opts.root).mode,0)},createNode(parent,name,mode,dev){if(!FS.isDir(mode)&&!FS.isFile(mode)&&!FS.isLink(mode)){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}var node=FS.createNode(parent,name,mode);node.node_ops=PROXYFS.node_ops;node.stream_ops=PROXYFS.stream_ops;return node},realPath(node){var parts=[];while(node.parent!==node){parts.push(node.name);node=node.parent}parts.push(node.mount.opts.root);parts.reverse();return PATH.join(...parts)},node_ops:{getattr(node){var path=PROXYFS.realPath(node);var stat;try{stat=node.mount.opts.fs.lstat(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return{dev:stat.dev,ino:stat.ino,mode:stat.mode,nlink:stat.nlink,uid:stat.uid,gid:stat.gid,rdev:stat.rdev,size:stat.size,atime:stat.atime,mtime:stat.mtime,ctime:stat.ctime,blksize:stat.blksize,blocks:stat.blocks}},setattr(node,attr){var path=PROXYFS.realPath(node);try{if(attr.mode!==undefined){node.mount.opts.fs.chmod(path,attr.mode);node.mode=attr.mode}if(attr.atime||attr.mtime){var atime=new Date(attr.atime||attr.mtime);var mtime=new Date(attr.mtime||attr.atime);node.mount.opts.fs.utime(path,atime,mtime)}if(attr.size!==undefined){node.mount.opts.fs.truncate(path,attr.size)}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},lookup(parent,name){try{var path=PATH.join2(PROXYFS.realPath(parent),name);var mode=parent.mount.opts.fs.lstat(path).mode;var node=PROXYFS.createNode(parent,name,mode);return node}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},mknod(parent,name,mode,dev){var node=PROXYFS.createNode(parent,name,mode,dev);var path=PROXYFS.realPath(node);try{if(FS.isDir(node.mode)){node.mount.opts.fs.mkdir(path,node.mode)}else{node.mount.opts.fs.writeFile(path,"",{mode:node.mode})}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return node},rename(oldNode,newDir,newName){var oldPath=PROXYFS.realPath(oldNode);var newPath=PATH.join2(PROXYFS.realPath(newDir),newName);try{oldNode.mount.opts.fs.rename(oldPath,newPath);oldNode.name=newName}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},unlink(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.unlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},rmdir(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.rmdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readdir(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},symlink(parent,newName,oldPath){var newPath=PATH.join2(PROXYFS.realPath(parent),newName);try{parent.mount.opts.fs.symlink(oldPath,newPath)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readlink(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}}},stream_ops:{open(stream){var path=PROXYFS.realPath(stream.node);try{stream.nfd=stream.node.mount.opts.fs.open(path,stream.flags)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},close(stream){try{stream.node.mount.opts.fs.close(stream.nfd)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},read(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.read(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},write(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.write(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},llseek(stream,offset,whence){var position=offset;if(whence===1){position+=stream.position}else if(whence===2){if(FS.isFile(stream.node.mode)){try{var stat=stream.node.node_ops.getattr(stream.node);position+=stat.size}catch(e){throw new FS.ErrnoError(ERRNO_CODES[e.code])}}}if(position<0){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}return position}}};var FS={root:null,mounts:[],devices:{},streams:[],nextInode:1,nameTable:null,currentPath:"/",initialized:false,ignorePermissions:true,ErrnoError:class{name="ErrnoError";constructor(errno){this.errno=errno}},filesystems:null,syncFSRequests:0,readFiles:{},FSStream:class{shared={};get object(){return this.node}set object(val){this.node=val}get isRead(){return(this.flags&2097155)!==1}get isWrite(){return(this.flags&2097155)!==0}get isAppend(){return this.flags&1024}get flags(){return this.shared.flags}set flags(val){this.shared.flags=val}get position(){return this.shared.position}set position(val){this.shared.position=val}},FSNode:class{node_ops={};stream_ops={};readMode=292|73;writeMode=146;mounted=null;constructor(parent,name,mode,rdev){if(!parent){parent=this}this.parent=parent;this.mount=parent.mount;this.id=FS.nextInode++;this.name=name;this.mode=mode;this.rdev=rdev;this.atime=this.mtime=this.ctime=Date.now()}get read(){return(this.mode&this.readMode)===this.readMode}set read(val){val?this.mode|=this.readMode:this.mode&=~this.readMode}get write(){return(this.mode&this.writeMode)===this.writeMode}set write(val){val?this.mode|=this.writeMode:this.mode&=~this.writeMode}get isFolder(){return FS.isDir(this.mode)}get isDevice(){return FS.isChrdev(this.mode)}},lookupPath(path,opts={}){if(!path)return{path:"",node:null};opts.follow_mount??=true;if(!PATH.isAbs(path)){path=FS.cwd()+"/"+path}linkloop:for(var nlinks=0;nlinks<40;nlinks++){var parts=path.split("/").filter(p=>!!p&&p!==".");var current=FS.root;var current_path="/";for(var i=0;i>>0)%FS.nameTable.length},hashAddNode(node){var hash=FS.hashName(node.parent.id,node.name);node.name_next=FS.nameTable[hash];FS.nameTable[hash]=node},hashRemoveNode(node){var hash=FS.hashName(node.parent.id,node.name);if(FS.nameTable[hash]===node){FS.nameTable[hash]=node.name_next}else{var current=FS.nameTable[hash];while(current){if(current.name_next===node){current.name_next=node.name_next;break}current=current.name_next}}},lookupNode(parent,name){var errCode=FS.mayLookup(parent);if(errCode){throw new FS.ErrnoError(errCode)}var hash=FS.hashName(parent.id,name);for(var node=FS.nameTable[hash];node;node=node.name_next){var nodeName=node.name;if(node.parent.id===parent.id&&nodeName===name){return node}}return FS.lookup(parent,name)},createNode(parent,name,mode,rdev){var node=new FS.FSNode(parent,name,mode,rdev);FS.hashAddNode(node);return node},destroyNode(node){FS.hashRemoveNode(node)},isRoot(node){return node===node.parent},isMountpoint(node){return!!node.mounted},isFile(mode){return(mode&61440)===32768},isDir(mode){return(mode&61440)===16384},isLink(mode){return(mode&61440)===40960},isChrdev(mode){return(mode&61440)===8192},isBlkdev(mode){return(mode&61440)===24576},isFIFO(mode){return(mode&61440)===4096},isSocket(mode){return(mode&49152)===49152},flagsToPermissionString(flag){var perms=["r","w","rw"][flag&3];if(flag&512){perms+="w"}return perms},nodePermissions(node,perms){if(FS.ignorePermissions){return 0}if(perms.includes("r")&&!(node.mode&292)){return 2}else if(perms.includes("w")&&!(node.mode&146)){return 2}else if(perms.includes("x")&&!(node.mode&73)){return 2}return 0},mayLookup(dir){if(!FS.isDir(dir.mode))return 54;var errCode=FS.nodePermissions(dir,"x");if(errCode)return errCode;if(!dir.node_ops.lookup)return 2;return 0},mayCreate(dir,name){if(!FS.isDir(dir.mode)){return 54}try{var node=FS.lookupNode(dir,name);return 20}catch(e){}return FS.nodePermissions(dir,"wx")},mayDelete(dir,name,isdir){var node;try{node=FS.lookupNode(dir,name)}catch(e){return e.errno}var errCode=FS.nodePermissions(dir,"wx");if(errCode){return errCode}if(isdir){if(!FS.isDir(node.mode)){return 54}if(FS.isRoot(node)||FS.getPath(node)===FS.cwd()){return 10}}else{if(FS.isDir(node.mode)){return 31}}return 0},mayOpen(node,flags){if(!node){return 44}if(FS.isLink(node.mode)){return 32}else if(FS.isDir(node.mode)){if(FS.flagsToPermissionString(flags)!=="r"||flags&512){return 31}}return FS.nodePermissions(node,FS.flagsToPermissionString(flags))},MAX_OPEN_FDS:4096,nextfd(){for(var fd=0;fd<=FS.MAX_OPEN_FDS;fd++){if(!FS.streams[fd]){return fd}}throw new FS.ErrnoError(33)},getStreamChecked(fd){var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}return stream},getStream:fd=>FS.streams[fd],createStream(stream,fd=-1){stream=Object.assign(new FS.FSStream,stream);if(fd==-1){fd=FS.nextfd()}stream.fd=fd;FS.streams[fd]=stream;return stream},closeStream(fd){FS.streams[fd]=null},dupStream(origStream,fd=-1){var stream=FS.createStream(origStream,fd);stream.stream_ops?.dup?.(stream);return stream},chrdev_stream_ops:{open(stream){var device=FS.getDevice(stream.node.rdev);stream.stream_ops=device.stream_ops;stream.stream_ops.open?.(stream)},llseek(){throw new FS.ErrnoError(70)}},major:dev=>dev>>8,minor:dev=>dev&255,makedev:(ma,mi)=>ma<<8|mi,registerDevice(dev,ops){FS.devices[dev]={stream_ops:ops}},getDevice:dev=>FS.devices[dev],getMounts(mount){var mounts=[];var check=[mount];while(check.length){var m=check.pop();mounts.push(m);check.push(...m.mounts)}return mounts},syncfs(populate,callback){if(typeof populate=="function"){callback=populate;populate=false}FS.syncFSRequests++;if(FS.syncFSRequests>1){err(`warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work`)}var mounts=FS.getMounts(FS.root.mount);var completed=0;function doCallback(errCode){FS.syncFSRequests--;return callback(errCode)}function done(errCode){if(errCode){if(!done.errored){done.errored=true;return doCallback(errCode)}return}if(++completed>=mounts.length){doCallback(null)}}mounts.forEach(mount=>{if(!mount.type.syncfs){return done(null)}mount.type.syncfs(mount,populate,done)})},mount(type,opts,mountpoint){var root=mountpoint==="/";var pseudo=!mountpoint;var node;if(root&&FS.root){throw new FS.ErrnoError(10)}else if(!root&&!pseudo){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});mountpoint=lookup.path;node=lookup.node;if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}if(!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}}var mount={type,opts,mountpoint,mounts:[]};var mountRoot=type.mount(mount);mountRoot.mount=mount;mount.root=mountRoot;if(root){FS.root=mountRoot}else if(node){node.mounted=mount;if(node.mount){node.mount.mounts.push(mount)}}return mountRoot},unmount(mountpoint){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});if(!FS.isMountpoint(lookup.node)){throw new FS.ErrnoError(28)}var node=lookup.node;var mount=node.mounted;var mounts=FS.getMounts(mount);Object.keys(FS.nameTable).forEach(hash=>{var current=FS.nameTable[hash];while(current){var next=current.name_next;if(mounts.includes(current.mount)){FS.destroyNode(current)}current=next}});node.mounted=null;var idx=node.mount.mounts.indexOf(mount);node.mount.mounts.splice(idx,1)},lookup(parent,name){return parent.node_ops.lookup(parent,name)},mknod(path,mode,dev){var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);if(!name||name==="."||name===".."){throw new FS.ErrnoError(28)}var errCode=FS.mayCreate(parent,name);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.mknod){throw new FS.ErrnoError(63)}return parent.node_ops.mknod(parent,name,mode,dev)},statfs(path){var rtn={bsize:4096,frsize:4096,blocks:1e6,bfree:5e5,bavail:5e5,files:FS.nextInode,ffree:FS.nextInode-1,fsid:42,flags:2,namelen:255};var parent=FS.lookupPath(path,{follow:true}).node;if(parent?.node_ops.statfs){Object.assign(rtn,parent.node_ops.statfs(parent.mount.opts.root))}return rtn},create(path,mode=438){mode&=4095;mode|=32768;return FS.mknod(path,mode,0)},mkdir(path,mode=511){mode&=511|512;mode|=16384;return FS.mknod(path,mode,0)},mkdirTree(path,mode){var dirs=path.split("/");var d="";for(var i=0;iFS.currentPath,chdir(path){var lookup=FS.lookupPath(path,{follow:true});if(lookup.node===null){throw new FS.ErrnoError(44)}if(!FS.isDir(lookup.node.mode)){throw new FS.ErrnoError(54)}var errCode=FS.nodePermissions(lookup.node,"x");if(errCode){throw new FS.ErrnoError(errCode)}FS.currentPath=lookup.path},createDefaultDirectories(){FS.mkdir("/tmp");FS.mkdir("/home");FS.mkdir("/home/web_user")},createDefaultDevices(){FS.mkdir("/dev");FS.registerDevice(FS.makedev(1,3),{read:()=>0,write:(stream,buffer,offset,length,pos)=>length,llseek:()=>0});FS.mkdev("/dev/null",FS.makedev(1,3));TTY.register(FS.makedev(5,0),TTY.default_tty_ops);TTY.register(FS.makedev(6,0),TTY.default_tty1_ops);FS.mkdev("/dev/tty",FS.makedev(5,0));FS.mkdev("/dev/tty1",FS.makedev(6,0));var randomBuffer=new Uint8Array(1024),randomLeft=0;var randomByte=()=>{if(randomLeft===0){randomLeft=randomFill(randomBuffer).byteLength}return randomBuffer[--randomLeft]};FS.createDevice("/dev","random",randomByte);FS.createDevice("/dev","urandom",randomByte);FS.mkdir("/dev/shm");FS.mkdir("/dev/shm/tmp")},createSpecialDirectories(){FS.mkdir("/proc");var proc_self=FS.mkdir("/proc/self");FS.mkdir("/proc/self/fd");FS.mount({mount(){var node=FS.createNode(proc_self,"fd",16895,73);node.stream_ops={llseek:MEMFS.stream_ops.llseek};node.node_ops={lookup(parent,name){var fd=+name;var stream=FS.getStreamChecked(fd);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path},id:fd+1};ret.parent=ret;return ret},readdir(){return Array.from(FS.streams.entries()).filter(([k,v])=>v).map(([k,v])=>k.toString())}};return node}},{},"/proc/self/fd")},createStandardStreams(input,output,error){if(input){FS.createDevice("/dev","stdin",input)}else{FS.symlink("/dev/tty","/dev/stdin")}if(output){FS.createDevice("/dev","stdout",null,output)}else{FS.symlink("/dev/tty","/dev/stdout")}if(error){FS.createDevice("/dev","stderr",null,error)}else{FS.symlink("/dev/tty1","/dev/stderr")}var stdin=FS.open("/dev/stdin",0);var stdout=FS.open("/dev/stdout",1);var stderr=FS.open("/dev/stderr",1)},staticInit(){FS.nameTable=new Array(4096);FS.mount(MEMFS,{},"/");FS.createDefaultDirectories();FS.createDefaultDevices();FS.createSpecialDirectories();FS.filesystems={MEMFS,PROXYFS}},init(input,output,error){FS.initialized=true;input??=Module["stdin"];output??=Module["stdout"];error??=Module["stderr"];FS.createStandardStreams(input,output,error)},quit(){FS.initialized=false;_fflush(0);for(var i=0;ithis.length-1||idx<0){return undefined}var chunkOffset=idx%this.chunkSize;var chunkNum=idx/this.chunkSize|0;return this.getter(chunkNum)[chunkOffset]}setDataGetter(getter){this.getter=getter}cacheLength(){var xhr=new XMLHttpRequest;xhr.open("HEAD",url,false);xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);var datalength=Number(xhr.getResponseHeader("Content-length"));var header;var hasByteServing=(header=xhr.getResponseHeader("Accept-Ranges"))&&header==="bytes";var usesGzip=(header=xhr.getResponseHeader("Content-Encoding"))&&header==="gzip";var chunkSize=1024*1024;if(!hasByteServing)chunkSize=datalength;var doXHR=(from,to)=>{if(from>to)throw new Error("invalid range ("+from+", "+to+") or no bytes requested!");if(to>datalength-1)throw new Error("only "+datalength+" bytes available! programmer error!");var xhr=new XMLHttpRequest;xhr.open("GET",url,false);if(datalength!==chunkSize)xhr.setRequestHeader("Range","bytes="+from+"-"+to);xhr.responseType="arraybuffer";if(xhr.overrideMimeType){xhr.overrideMimeType("text/plain; charset=x-user-defined")}xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);if(xhr.response!==undefined){return new Uint8Array(xhr.response||[])}return intArrayFromString(xhr.responseText||"",true)};var lazyArray=this;lazyArray.setDataGetter(chunkNum=>{var start=chunkNum*chunkSize;var end=(chunkNum+1)*chunkSize-1;end=Math.min(end,datalength-1);if(typeof lazyArray.chunks[chunkNum]=="undefined"){lazyArray.chunks[chunkNum]=doXHR(start,end)}if(typeof lazyArray.chunks[chunkNum]=="undefined")throw new Error("doXHR failed!");return lazyArray.chunks[chunkNum]});if(usesGzip||!datalength){chunkSize=datalength=1;datalength=this.getter(0).length;chunkSize=datalength;out("LazyFiles on gzip forces download of the whole file when length is accessed")}this._length=datalength;this._chunkSize=chunkSize;this.lengthKnown=true}get length(){if(!this.lengthKnown){this.cacheLength()}return this._length}get chunkSize(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}}if(typeof XMLHttpRequest!="undefined"){if(!ENVIRONMENT_IS_WORKER)throw"Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc";var lazyArray=new LazyUint8Array;var properties={isDevice:false,contents:lazyArray}}else{var properties={isDevice:false,url}}var node=FS.createFile(parent,name,properties,canRead,canWrite);if(properties.contents){node.contents=properties.contents}else if(properties.url){node.contents=null;node.url=properties.url}Object.defineProperties(node,{usedBytes:{get:function(){return this.contents.length}}});var stream_ops={};var keys=Object.keys(node.stream_ops);keys.forEach(key=>{var fn=node.stream_ops[key];stream_ops[key]=(...args)=>{FS.forceLoadFile(node);return fn(...args)}});function writeChunks(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=contents.length)return 0;var size=Math.min(contents.length-position,length);if(contents.slice){for(var i=0;i{FS.forceLoadFile(node);return writeChunks(stream,buffer,offset,length,position)};stream_ops.mmap=(stream,length,position,prot,flags)=>{FS.forceLoadFile(node);var ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}writeChunks(stream,HEAP8,ptr,length,position);return{ptr,allocated:true}};node.stream_ops=stream_ops;return node}};Module["FS"]=FS;var SOCKFS={websocketArgs:{},callbacks:{},on(event,callback){SOCKFS.callbacks[event]=callback},emit(event,param){SOCKFS.callbacks[event]?.(param)},mount(mount){SOCKFS.websocketArgs=Module["websocket"]||{};(Module["websocket"]??={})["on"]=SOCKFS.on;return FS.createNode(null,"/",16895,0)},createSocket(family,type,protocol){type&=~526336;var streaming=type==1;if(streaming&&protocol&&protocol!=6){throw new FS.ErrnoError(66)}var sock={family,type,protocol,server:null,error:null,peers:{},pending:[],recv_queue:[],sock_ops:SOCKFS.websocket_sock_ops};var name=SOCKFS.nextname();var node=FS.createNode(SOCKFS.root,name,49152,0);node.sock=sock;var stream=FS.createStream({path:name,node,flags:2,seekable:false,stream_ops:SOCKFS.stream_ops});sock.stream=stream;return sock},getSocket(fd){var stream=FS.getStream(fd);if(!stream||!FS.isSocket(stream.node.mode)){return null}return stream.node.sock},stream_ops:{poll(stream){var sock=stream.node.sock;return sock.sock_ops.poll(sock)},ioctl(stream,request,varargs){var sock=stream.node.sock;return sock.sock_ops.ioctl(sock,request,varargs)},read(stream,buffer,offset,length,position){var sock=stream.node.sock;var msg=sock.sock_ops.recvmsg(sock,length);if(!msg){return 0}buffer.set(msg.buffer,offset);return msg.buffer.length},write(stream,buffer,offset,length,position){var sock=stream.node.sock;return sock.sock_ops.sendmsg(sock,buffer,offset,length)},close(stream){var sock=stream.node.sock;sock.sock_ops.close(sock)}},nextname(){if(!SOCKFS.nextname.current){SOCKFS.nextname.current=0}return`socket[${SOCKFS.nextname.current++}]`},websocket_sock_ops:{createPeer(sock,addr,port){var ws;if(typeof addr=="object"){ws=addr;addr=null;port=null}if(ws){if(ws._socket){addr=ws._socket.remoteAddress;port=ws._socket.remotePort}else{var result=/ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url);if(!result){throw new Error("WebSocket URL must be in the format ws(s)://address:port")}addr=result[1];port=parseInt(result[2],10)}}else{try{var url="ws:#".replace("#","//");var subProtocols="binary";var opts=undefined;if("function"===typeof SOCKFS.websocketArgs["url"]) { +url = SOCKFS.websocketArgs["url"](...arguments); +}else if ("string" === typeof SOCKFS.websocketArgs["url"]){url=SOCKFS.websocketArgs["url"]}if(SOCKFS.websocketArgs["subprotocol"]){subProtocols=SOCKFS.websocketArgs["subprotocol"]}else if(SOCKFS.websocketArgs["subprotocol"]===null){subProtocols="null"}if(url==="ws://"||url==="wss://"){var parts=addr.split("/");url=url+parts[0]+":"+port+"/"+parts.slice(1).join("/")}if(subProtocols!=="null"){subProtocols=subProtocols.replace(/^ +| +$/g,"").split(/ *, */);opts=subProtocols}var WebSocketConstructor;{WebSocketConstructor=WebSocket}if (Module['websocket']['decorator']) {WebSocketConstructor = Module['websocket']['decorator'](WebSocketConstructor);}ws = new WebSocketConstructor(url,opts);ws.binaryType="arraybuffer"}catch(e){throw new FS.ErrnoError(23)}}var peer={addr,port,socket:ws,msg_send_queue:[]};SOCKFS.websocket_sock_ops.addPeer(sock,peer);SOCKFS.websocket_sock_ops.handlePeerEvents(sock,peer);if(sock.type===2&&typeof sock.sport!="undefined"){peer.msg_send_queue.push(new Uint8Array([255,255,255,255,"p".charCodeAt(0),"o".charCodeAt(0),"r".charCodeAt(0),"t".charCodeAt(0),(sock.sport&65280)>>8,sock.sport&255]))}return peer},getPeer(sock,addr,port){return sock.peers[addr+":"+port]},addPeer(sock,peer){sock.peers[peer.addr+":"+peer.port]=peer},removePeer(sock,peer){delete sock.peers[peer.addr+":"+peer.port]},handlePeerEvents(sock,peer){var first=true;var handleOpen=function(){sock.connecting=false;SOCKFS.emit("open",sock.stream.fd);try{var queued=peer.msg_send_queue.shift();while(queued){peer.socket.send(queued);queued=peer.msg_send_queue.shift()}}catch(e){peer.socket.close()}};function handleMessage(data){if(typeof data=="string"){var encoder=new TextEncoder;data=encoder.encode(data)}else{assert(data.byteLength!==undefined);if(data.byteLength==0){return}data=new Uint8Array(data)}var wasfirst=first;first=false;if(wasfirst&&data.length===10&&data[0]===255&&data[1]===255&&data[2]===255&&data[3]===255&&data[4]==="p".charCodeAt(0)&&data[5]==="o".charCodeAt(0)&&data[6]==="r".charCodeAt(0)&&data[7]==="t".charCodeAt(0)){var newport=data[8]<<8|data[9];SOCKFS.websocket_sock_ops.removePeer(sock,peer);peer.port=newport;SOCKFS.websocket_sock_ops.addPeer(sock,peer);return}sock.recv_queue.push({addr:peer.addr,port:peer.port,data});SOCKFS.emit("message",sock.stream.fd)}if(ENVIRONMENT_IS_NODE){peer.socket.on("open",handleOpen);peer.socket.on("message",function(data,isBinary){if(!isBinary){return}handleMessage(new Uint8Array(data).buffer)});peer.socket.on("close",function(){SOCKFS.emit("close",sock.stream.fd)});peer.socket.on("error",function(error){sock.error=14;SOCKFS.emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])})}else{peer.socket.onopen=handleOpen;peer.socket.onclose=function(){SOCKFS.emit("close",sock.stream.fd)};peer.socket.onmessage=function peer_socket_onmessage(event){handleMessage(event.data)};peer.socket.onerror=function(error){sock.error=14;SOCKFS.emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])}}},poll(sock){if(sock.type===1&&sock.server){return sock.pending.length?64|1:0}var mask=0;var dest=sock.type===1?SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport):null;if(sock.recv_queue.length||!dest||dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=64|1}if(!dest||dest&&dest.socket.readyState===dest.socket.OPEN){mask|=4}if(dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){if(sock.connecting){mask|=4}else{mask|=16}}return mask},ioctl(sock,request,arg){switch(request){case 21531:var bytes=0;if(sock.recv_queue.length){bytes=sock.recv_queue[0].data.length}HEAP32[arg>>2]=bytes;return 0;default:return 28}},close(sock){if(sock.server){try{sock.server.close()}catch(e){}sock.server=null}var peers=Object.keys(sock.peers);for(var i=0;i{var socket=SOCKFS.getSocket(fd);if(!socket)throw new FS.ErrnoError(8);return socket};var inetPton4=str=>{var b=str.split(".");for(var i=0;i<4;i++){var tmp=Number(b[i]);if(isNaN(tmp))return null;b[i]=tmp}return(b[0]|b[1]<<8|b[2]<<16|b[3]<<24)>>>0};var jstoi_q=str=>parseInt(str);var inetPton6=str=>{var words;var w,offset,z;var valid6regx=/^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i;var parts=[];if(!valid6regx.test(str)){return null}if(str==="::"){return[0,0,0,0,0,0,0,0]}if(str.startsWith("::")){str=str.replace("::","Z:")}else{str=str.replace("::",":Z:")}if(str.indexOf(".")>0){str=str.replace(new RegExp("[.]","g"),":");words=str.split(":");words[words.length-4]=jstoi_q(words[words.length-4])+jstoi_q(words[words.length-3])*256;words[words.length-3]=jstoi_q(words[words.length-2])+jstoi_q(words[words.length-1])*256;words=words.slice(0,words.length-2)}else{words=str.split(":")}offset=0;z=0;for(w=0;w{switch(family){case 2:addr=inetPton4(addr);zeroMemory(sa,16);if(addrlen){HEAP32[addrlen>>2]=16}HEAP16[sa>>1]=family;HEAP32[sa+4>>2]=addr;HEAP16[sa+2>>1]=_htons(port);break;case 10:addr=inetPton6(addr);zeroMemory(sa,28);if(addrlen){HEAP32[addrlen>>2]=28}HEAP32[sa>>2]=family;HEAP32[sa+8>>2]=addr[0];HEAP32[sa+12>>2]=addr[1];HEAP32[sa+16>>2]=addr[2];HEAP32[sa+20>>2]=addr[3];HEAP16[sa+2>>1]=_htons(port);break;default:return 5}return 0};var DNS={address_map:{id:1,addrs:{},names:{}},lookup_name(name){var res=inetPton4(name);if(res!==null){return name}res=inetPton6(name);if(res!==null){return name}var addr;if(DNS.address_map.addrs[name]){addr=DNS.address_map.addrs[name]}else{var id=DNS.address_map.id++;assert(id<65535,"exceeded max address mappings of 65535");addr="172.29."+(id&255)+"."+(id&65280);DNS.address_map.names[addr]=name;DNS.address_map.addrs[name]=addr}return addr},lookup_addr(addr){if(DNS.address_map.names[addr]){return DNS.address_map.names[addr]}return null}};function ___syscall_accept4(fd,addr,addrlen,flags,d1,d2){try{var sock=getSocketFromFD(fd);var newsock=sock.sock_ops.accept(sock);if(addr){var errno=writeSockaddr(addr,newsock.family,DNS.lookup_name(newsock.daddr),newsock.dport,addrlen)}return newsock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var inetNtop4=addr=>(addr&255)+"."+(addr>>8&255)+"."+(addr>>16&255)+"."+(addr>>24&255);var inetNtop6=ints=>{var str="";var word=0;var longest=0;var lastzero=0;var zstart=0;var len=0;var i=0;var parts=[ints[0]&65535,ints[0]>>16,ints[1]&65535,ints[1]>>16,ints[2]&65535,ints[2]>>16,ints[3]&65535,ints[3]>>16];var hasipv4=true;var v4part="";for(i=0;i<5;i++){if(parts[i]!==0){hasipv4=false;break}}if(hasipv4){v4part=inetNtop4(parts[6]|parts[7]<<16);if(parts[5]===-1){str="::ffff:";str+=v4part;return str}if(parts[5]===0){str="::";if(v4part==="0.0.0.0")v4part="";if(v4part==="0.0.0.1")v4part="1";str+=v4part;return str}}for(word=0;word<8;word++){if(parts[word]===0){if(word-lastzero>1){len=0}lastzero=word;len++}if(len>longest){longest=len;zstart=word-longest+1}}for(word=0;word<8;word++){if(longest>1){if(parts[word]===0&&word>=zstart&&word{var family=HEAP16[sa>>1];var port=_ntohs(HEAPU16[sa+2>>1]);var addr;switch(family){case 2:if(salen!==16){return{errno:28}}addr=HEAP32[sa+4>>2];addr=inetNtop4(addr);break;case 10:if(salen!==28){return{errno:28}}addr=[HEAP32[sa+8>>2],HEAP32[sa+12>>2],HEAP32[sa+16>>2],HEAP32[sa+20>>2]];addr=inetNtop6(addr);break;default:return{errno:5}}return{family,addr,port}};var getSocketAddress=(addrp,addrlen)=>{var info=readSockaddr(addrp,addrlen);if(info.errno)throw new FS.ErrnoError(info.errno);info.addr=DNS.lookup_addr(info.addr)||info.addr;return info};function ___syscall_bind(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.bind(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var SYSCALLS={DEFAULT_POLLMASK:5,calculateAt(dirfd,path,allowEmpty){if(PATH.isAbs(path)){return path}var dir;if(dirfd===-100){dir=FS.cwd()}else{var dirstream=SYSCALLS.getStreamFromFD(dirfd);dir=dirstream.path}if(path.length==0){if(!allowEmpty){throw new FS.ErrnoError(44)}return dir}return dir+"/"+path},doStat(func,path,buf){var stat=func(path);HEAP32[buf>>2]=stat.dev;HEAP32[buf+4>>2]=stat.mode;HEAPU32[buf+8>>2]=stat.nlink;HEAP32[buf+12>>2]=stat.uid;HEAP32[buf+16>>2]=stat.gid;HEAP32[buf+20>>2]=stat.rdev;tempI64=[stat.size>>>0,(tempDouble=stat.size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+24>>2]=tempI64[0],HEAP32[buf+28>>2]=tempI64[1];HEAP32[buf+32>>2]=4096;HEAP32[buf+36>>2]=stat.blocks;var atime=stat.atime.getTime();var mtime=stat.mtime.getTime();var ctime=stat.ctime.getTime();tempI64=[Math.floor(atime/1e3)>>>0,(tempDouble=Math.floor(atime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+40>>2]=tempI64[0],HEAP32[buf+44>>2]=tempI64[1];HEAPU32[buf+48>>2]=atime%1e3*1e3*1e3;tempI64=[Math.floor(mtime/1e3)>>>0,(tempDouble=Math.floor(mtime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+56>>2]=tempI64[0],HEAP32[buf+60>>2]=tempI64[1];HEAPU32[buf+64>>2]=mtime%1e3*1e3*1e3;tempI64=[Math.floor(ctime/1e3)>>>0,(tempDouble=Math.floor(ctime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+72>>2]=tempI64[0],HEAP32[buf+76>>2]=tempI64[1];HEAPU32[buf+80>>2]=ctime%1e3*1e3*1e3;tempI64=[stat.ino>>>0,(tempDouble=stat.ino,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+88>>2]=tempI64[0],HEAP32[buf+92>>2]=tempI64[1];return 0},doMsync(addr,stream,len,flags,offset){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}if(flags&2){return 0}var buffer=HEAPU8.slice(addr,addr+len);FS.msync(stream,buffer,offset,len,flags)},getStreamFromFD(fd){var stream=FS.getStreamChecked(fd);return stream},varargs:undefined,getStr(ptr){var ret=UTF8ToString(ptr);return ret}};function ___syscall_chdir(path){try{path=SYSCALLS.getStr(path);FS.chdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_chmod(path,mode){try{path=SYSCALLS.getStr(path);FS.chmod(path,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_connect(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.connect(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup(fd){try{var old=SYSCALLS.getStreamFromFD(fd);return FS.dupStream(old).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup3(fd,newfd,flags){try{var old=SYSCALLS.getStreamFromFD(fd);if(old.fd===newfd)return-28;if(newfd<0||newfd>=FS.MAX_OPEN_FDS)return-8;var existing=FS.getStream(newfd);if(existing)FS.close(existing);return FS.dupStream(old,newfd).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_faccessat(dirfd,path,amode,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(amode&~7){return-28}var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;if(!node){return-44}var perms="";if(amode&4)perms+="r";if(amode&2)perms+="w";if(amode&1)perms+="x";if(perms&&FS.nodePermissions(node,perms)){return-2}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var convertI32PairToI53Checked=(lo,hi)=>hi+2097152>>>0<4194305-!!lo?(lo>>>0)+hi*4294967296:NaN;function ___syscall_fallocate(fd,mode,offset_low,offset_high,len_low,len_high){var offset=convertI32PairToI53Checked(offset_low,offset_high);var len=convertI32PairToI53Checked(len_low,len_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);FS.allocate(stream,offset,len);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchmod(fd,mode){try{FS.fchmod(fd,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchown32(fd,owner,group){try{FS.fchown(fd,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchownat(dirfd,path,owner,group,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;flags=flags&~256;path=SYSCALLS.calculateAt(dirfd,path);(nofollow?FS.lchown:FS.chown)(path,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var syscallGetVarargI=()=>{var ret=HEAP32[+SYSCALLS.varargs>>2];SYSCALLS.varargs+=4;return ret};var syscallGetVarargP=syscallGetVarargI;function ___syscall_fcntl64(fd,cmd,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(cmd){case 0:{var arg=syscallGetVarargI();if(arg<0){return-28}while(FS.streams[arg]){arg++}var newStream;newStream=FS.dupStream(stream,arg);return newStream.fd}case 1:case 2:return 0;case 3:return stream.flags;case 4:{var arg=syscallGetVarargI();stream.flags|=arg;return 0}case 12:{var arg=syscallGetVarargP();var offset=0;HEAP16[arg+offset>>1]=2;return 0}case 13:case 14:return 0}return-28}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fdatasync(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fstat64(fd,buf){try{var stream=SYSCALLS.getStreamFromFD(fd);return SYSCALLS.doStat(FS.stat,stream.path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_ftruncate64(fd,length_low,length_high){var length=convertI32PairToI53Checked(length_low,length_high);try{if(isNaN(length))return 61;FS.ftruncate(fd,length);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var stringToUTF8=(str,outPtr,maxBytesToWrite)=>stringToUTF8Array(str,HEAPU8,outPtr,maxBytesToWrite);Module["stringToUTF8"]=stringToUTF8;function ___syscall_getcwd(buf,size){try{if(size===0)return-28;var cwd=FS.cwd();var cwdLengthInBytes=lengthBytesUTF8(cwd)+1;if(size>>0,(tempDouble=id,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos>>2]=tempI64[0],HEAP32[dirp+pos+4>>2]=tempI64[1];tempI64=[(idx+1)*struct_size>>>0,(tempDouble=(idx+1)*struct_size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos+8>>2]=tempI64[0],HEAP32[dirp+pos+12>>2]=tempI64[1];HEAP16[dirp+pos+16>>1]=280;HEAP8[dirp+pos+18]=type;stringToUTF8(name,dirp+pos+19,256);pos+=struct_size}FS.llseek(stream,idx*struct_size,0);return pos}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getpeername(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);if(!sock.daddr){return-53}var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.daddr),sock.dport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockname(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.saddr||"0.0.0.0"),sock.sport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockopt(fd,level,optname,optval,optlen,d1){try{var sock=getSocketFromFD(fd);if(level===1){if(optname===4){HEAP32[optval>>2]=sock.error;HEAP32[optlen>>2]=4;sock.error=null;return 0}}return-50}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_ioctl(fd,op,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(op){case 21509:{if(!stream.tty)return-59;return 0}case 21505:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcgets){var termios=stream.tty.ops.ioctl_tcgets(stream);var argp=syscallGetVarargP();HEAP32[argp>>2]=termios.c_iflag||0;HEAP32[argp+4>>2]=termios.c_oflag||0;HEAP32[argp+8>>2]=termios.c_cflag||0;HEAP32[argp+12>>2]=termios.c_lflag||0;for(var i=0;i<32;i++){HEAP8[argp+i+17]=termios.c_cc[i]||0}return 0}return 0}case 21510:case 21511:case 21512:{if(!stream.tty)return-59;return 0}case 21506:case 21507:case 21508:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcsets){var argp=syscallGetVarargP();var c_iflag=HEAP32[argp>>2];var c_oflag=HEAP32[argp+4>>2];var c_cflag=HEAP32[argp+8>>2];var c_lflag=HEAP32[argp+12>>2];var c_cc=[];for(var i=0;i<32;i++){c_cc.push(HEAP8[argp+i+17])}return stream.tty.ops.ioctl_tcsets(stream.tty,op,{c_iflag,c_oflag,c_cflag,c_lflag,c_cc})}return 0}case 21519:{if(!stream.tty)return-59;var argp=syscallGetVarargP();HEAP32[argp>>2]=0;return 0}case 21520:{if(!stream.tty)return-59;return-28}case 21531:{var argp=syscallGetVarargP();return FS.ioctl(stream,op,argp)}case 21523:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tiocgwinsz){var winsize=stream.tty.ops.ioctl_tiocgwinsz(stream.tty);var argp=syscallGetVarargP();HEAP16[argp>>1]=winsize[0];HEAP16[argp+2>>1]=winsize[1]}return 0}case 21524:{if(!stream.tty)return-59;return 0}case 21515:{if(!stream.tty)return-59;return 0}default:return-28}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_listen(fd,backlog){try{var sock=getSocketFromFD(fd);sock.sock_ops.listen(sock,backlog);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_lstat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.lstat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_mkdirat(dirfd,path,mode){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);FS.mkdir(path,mode,0);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_newfstatat(dirfd,path,buf,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;var allowEmpty=flags&4096;flags=flags&~6400;path=SYSCALLS.calculateAt(dirfd,path,allowEmpty);return SYSCALLS.doStat(nofollow?FS.lstat:FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_openat(dirfd,path,flags,varargs){SYSCALLS.varargs=varargs;try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);var mode=varargs?syscallGetVarargI():0;return FS.open(path,flags,mode).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var PIPEFS={BUCKET_BUFFER_SIZE:8192,mount(mount){return FS.createNode(null,"/",16384|511,0)},createPipe(){var pipe={buckets:[],refcnt:2};pipe.buckets.push({buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:0,roffset:0});var rName=PIPEFS.nextname();var wName=PIPEFS.nextname();var rNode=FS.createNode(PIPEFS.root,rName,4096,0);var wNode=FS.createNode(PIPEFS.root,wName,4096,0);rNode.pipe=pipe;wNode.pipe=pipe;var readableStream=FS.createStream({path:rName,node:rNode,flags:0,seekable:false,stream_ops:PIPEFS.stream_ops});rNode.stream=readableStream;var writableStream=FS.createStream({path:wName,node:wNode,flags:1,seekable:false,stream_ops:PIPEFS.stream_ops});wNode.stream=writableStream;return{readable_fd:readableStream.fd,writable_fd:writableStream.fd}},stream_ops:{poll(stream){var pipe=stream.node.pipe;if((stream.flags&2097155)===1){return 256|4}if(pipe.buckets.length>0){for(var i=0;i0){return 64|1}}}return 0},ioctl(stream,request,varargs){return 28},fsync(stream){return 28},read(stream,buffer,offset,length,position){var pipe=stream.node.pipe;var currentLength=0;for(var i=0;i=dataLen){currBucket.buffer.set(data,currBucket.offset);currBucket.offset+=dataLen;return dataLen}else if(freeBytesInCurrBuffer>0){currBucket.buffer.set(data.subarray(0,freeBytesInCurrBuffer),currBucket.offset);currBucket.offset+=freeBytesInCurrBuffer;data=data.subarray(freeBytesInCurrBuffer,data.byteLength)}var numBuckets=data.byteLength/PIPEFS.BUCKET_BUFFER_SIZE|0;var remElements=data.byteLength%PIPEFS.BUCKET_BUFFER_SIZE;for(var i=0;i0){var newBucket={buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:data.byteLength,roffset:0};pipe.buckets.push(newBucket);newBucket.buffer.set(data)}return dataLen},close(stream){var pipe=stream.node.pipe;pipe.refcnt--;if(pipe.refcnt===0){pipe.buckets=null}}},nextname(){if(!PIPEFS.nextname.current){PIPEFS.nextname.current=0}return"pipe["+PIPEFS.nextname.current+++"]"}};function ___syscall_pipe(fdPtr){try{if(fdPtr==0){throw new FS.ErrnoError(21)}var res=PIPEFS.createPipe();HEAP32[fdPtr>>2]=res.readable_fd;HEAP32[fdPtr+4>>2]=res.writable_fd;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_poll(fds,nfds,timeout){try{var nonzero=0;for(var i=0;i>2];var events=HEAP16[pollfd+4>>1];var mask=32;var stream=FS.getStream(fd);if(stream){mask=SYSCALLS.DEFAULT_POLLMASK;if (stream.stream_ops?.poll){mask=stream.stream_ops.poll(stream,-1)}}mask&=events|8|16;if(mask)nonzero++;HEAP16[pollfd+6>>1]=mask}return nonzero}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_readlinkat(dirfd,path,buf,bufsize){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(bufsize<=0)return-28;var ret=FS.readlink(path);var len=Math.min(bufsize,lengthBytesUTF8(ret));var endChar=HEAP8[buf+len];stringToUTF8(ret,buf,bufsize+1);HEAP8[buf+len]=endChar;return len}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_recvfrom(fd,buf,len,flags,addr,addrlen){try{var sock=getSocketFromFD(fd);var msg=sock.sock_ops.recvmsg(sock, len, typeof flags !== "undefined" ? flags : 0);if(!msg)return 0;if(addr){var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(msg.addr),msg.port,addrlen)}HEAPU8.set(msg.buffer,buf);return msg.buffer.byteLength}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_renameat(olddirfd,oldpath,newdirfd,newpath){try{oldpath=SYSCALLS.getStr(oldpath);newpath=SYSCALLS.getStr(newpath);oldpath=SYSCALLS.calculateAt(olddirfd,oldpath);newpath=SYSCALLS.calculateAt(newdirfd,newpath);FS.rename(oldpath,newpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_rmdir(path){try{path=SYSCALLS.getStr(path);FS.rmdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_sendto(fd,message,length,flags,addr,addr_len){try{var sock=getSocketFromFD(fd);if(!addr){return FS.write(sock.stream,HEAP8,message,length)}var dest=getSocketAddress(addr,addr_len);return sock.sock_ops.sendmsg(sock,HEAP8,message,length,dest.addr,dest.port)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_socket(domain,type,protocol){try{var sock=SOCKFS.createSocket(domain,type,protocol);return sock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_stat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_statfs64(path,size,buf){try{var stats=FS.statfs(SYSCALLS.getStr(path));HEAP32[buf+4>>2]=stats.bsize;HEAP32[buf+40>>2]=stats.bsize;HEAP32[buf+8>>2]=stats.blocks;HEAP32[buf+12>>2]=stats.bfree;HEAP32[buf+16>>2]=stats.bavail;HEAP32[buf+20>>2]=stats.files;HEAP32[buf+24>>2]=stats.ffree;HEAP32[buf+28>>2]=stats.fsid;HEAP32[buf+44>>2]=stats.flags;HEAP32[buf+36>>2]=stats.namelen;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_symlinkat(target,dirfd,linkpath){try{target=SYSCALLS.getStr(target);linkpath=SYSCALLS.getStr(linkpath);linkpath=SYSCALLS.calculateAt(dirfd,linkpath);FS.symlink(target,linkpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_unlinkat(dirfd,path,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(flags===0){FS.unlink(path)}else if(flags===512){FS.rmdir(path)}else{abort("Invalid flags passed to unlinkat")}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var readI53FromI64=ptr=>HEAPU32[ptr>>2]+HEAP32[ptr+4>>2]*4294967296;function ___syscall_utimensat(dirfd,path,times,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path,true);var now=Date.now(),atime,mtime;if(!times){atime=now;mtime=now}else{var seconds=readI53FromI64(times);var nanoseconds=HEAP32[times+8>>2];if(nanoseconds==1073741823){atime=now}else if(nanoseconds==1073741822){atime=null}else{atime=seconds*1e3+nanoseconds/(1e3*1e3)}times+=16;seconds=readI53FromI64(times);nanoseconds=HEAP32[times+8>>2];if(nanoseconds==1073741823){mtime=now}else if(nanoseconds==1073741822){mtime=null}else{mtime=seconds*1e3+nanoseconds/(1e3*1e3)}}if((mtime??atime)!==null){FS.utime(path,atime,mtime)}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var __abort_js=()=>abort("");var __emscripten_lookup_name=name=>{var nameString=UTF8ToString(name);return inetPton4(DNS.lookup_name(nameString))};var __emscripten_memcpy_js=(dest,src,num)=>HEAPU8.copyWithin(dest,src,src+num);var runtimeKeepaliveCounter=0;var __emscripten_runtime_keepalive_clear=()=>{noExitRuntime=false;runtimeKeepaliveCounter=0};function __gmtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getUTCSeconds();HEAP32[tmPtr+4>>2]=date.getUTCMinutes();HEAP32[tmPtr+8>>2]=date.getUTCHours();HEAP32[tmPtr+12>>2]=date.getUTCDate();HEAP32[tmPtr+16>>2]=date.getUTCMonth();HEAP32[tmPtr+20>>2]=date.getUTCFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getUTCDay();var start=Date.UTC(date.getUTCFullYear(),0,1,0,0,0,0);var yday=(date.getTime()-start)/(1e3*60*60*24)|0;HEAP32[tmPtr+28>>2]=yday}var isLeapYear=year=>year%4===0&&(year%100!==0||year%400===0);var MONTH_DAYS_LEAP_CUMULATIVE=[0,31,60,91,121,152,182,213,244,274,305,335];var MONTH_DAYS_REGULAR_CUMULATIVE=[0,31,59,90,120,151,181,212,243,273,304,334];var ydayFromDate=date=>{var leap=isLeapYear(date.getFullYear());var monthDaysCumulative=leap?MONTH_DAYS_LEAP_CUMULATIVE:MONTH_DAYS_REGULAR_CUMULATIVE;var yday=monthDaysCumulative[date.getMonth()]+date.getDate()-1;return yday};function __localtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr+36>>2]=-(date.getTimezoneOffset()*60);var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dst=(summerOffset!=winterOffset&&date.getTimezoneOffset()==Math.min(winterOffset,summerOffset))|0;HEAP32[tmPtr+32>>2]=dst}var setTempRet0=val=>__emscripten_tempret_set(val);var __mktime_js=function(tmPtr){var ret=(()=>{var date=new Date(HEAP32[tmPtr+20>>2]+1900,HEAP32[tmPtr+16>>2],HEAP32[tmPtr+12>>2],HEAP32[tmPtr+8>>2],HEAP32[tmPtr+4>>2],HEAP32[tmPtr>>2],0);var dst=HEAP32[tmPtr+32>>2];var guessedOffset=date.getTimezoneOffset();var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dstOffset=Math.min(winterOffset,summerOffset);if(dst<0){HEAP32[tmPtr+32>>2]=Number(summerOffset!=winterOffset&&dstOffset==guessedOffset)}else if(dst>0!=(dstOffset==guessedOffset)){var nonDstOffset=Math.max(winterOffset,summerOffset);var trueOffset=dst>0?dstOffset:nonDstOffset;date.setTime(date.getTime()+(trueOffset-guessedOffset)*6e4)}HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getYear();var timeMs=date.getTime();if(isNaN(timeMs)){return-1}return timeMs/1e3})();return setTempRet0((tempDouble=ret,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)),ret>>>0};function __mmap_js(len,prot,flags,fd,offset_low,offset_high,allocated,addr){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);var res=FS.mmap(stream,len,offset,prot,flags);var ptr=res.ptr;HEAP32[allocated>>2]=res.allocated;HEAPU32[addr>>2]=ptr;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function __munmap_js(addr,len,prot,flags,fd,offset_low,offset_high){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{var stream=SYSCALLS.getStreamFromFD(fd);if(prot&2){SYSCALLS.doMsync(addr,stream,len,flags,offset)}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var timers={};var handleException=e=>{if(e instanceof ExitStatus||e=="unwind"){return EXITSTATUS}quit_(1,e)};var keepRuntimeAlive=()=>noExitRuntime||runtimeKeepaliveCounter>0;var _proc_exit=code=>{EXITSTATUS=code;if(!keepRuntimeAlive()){Module["onExit"]?.(code);ABORT=true}quit_(code,new ExitStatus(code))};var exitJS=(status,implicit)=>{EXITSTATUS=status;if(!keepRuntimeAlive()){exitRuntime()}_proc_exit(status)};var _exit=exitJS;Module["_exit"]=_exit;var maybeExit=()=>{if(runtimeExited){return}if(!keepRuntimeAlive()){try{_exit(EXITSTATUS)}catch(e){handleException(e)}}};var callUserCallback=func=>{if(runtimeExited||ABORT){return}try{func();maybeExit()}catch(e){handleException(e)}};var _emscripten_get_now=()=>performance.now();var __setitimer_js=(which,timeout_ms)=>{if(timers[which]){clearTimeout(timers[which].id);delete timers[which]}if(!timeout_ms)return 0;var id=setTimeout(()=>{delete timers[which];callUserCallback(()=>__emscripten_timeout(which,_emscripten_get_now()))},timeout_ms);timers[which]={id,timeout_ms};return 0};var __tzset_js=(timezone,daylight,std_name,dst_name)=>{var currentYear=(new Date).getFullYear();var winter=new Date(currentYear,0,1);var summer=new Date(currentYear,6,1);var winterOffset=winter.getTimezoneOffset();var summerOffset=summer.getTimezoneOffset();var stdTimezoneOffset=Math.max(winterOffset,summerOffset);HEAPU32[timezone>>2]=stdTimezoneOffset*60;HEAP32[daylight>>2]=Number(winterOffset!=summerOffset);var extractZone=timezoneOffset=>{var sign=timezoneOffset>=0?"-":"+";var absOffset=Math.abs(timezoneOffset);var hours=String(Math.floor(absOffset/60)).padStart(2,"0");var minutes=String(absOffset%60).padStart(2,"0");return`UTC${sign}${hours}${minutes}`};var winterName=extractZone(winterOffset);var summerName=extractZone(summerOffset);if(summerOffsetDate.now();var nowIsMonotonic=1;var checkWasiClock=clock_id=>clock_id>=0&&clock_id<=3;function _clock_time_get(clk_id,ignored_precision_low,ignored_precision_high,ptime){var ignored_precision=convertI32PairToI53Checked(ignored_precision_low,ignored_precision_high);if(!checkWasiClock(clk_id)){return 28}var now;if(clk_id===0){now=_emscripten_date_now()}else if(nowIsMonotonic){now=_emscripten_get_now()}else{return 52}var nsec=Math.round(now*1e3*1e3);tempI64=[nsec>>>0,(tempDouble=nsec,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[ptime>>2]=tempI64[0],HEAP32[ptime+4>>2]=tempI64[1];return 0}var getHeapMax=()=>2147483648;var _emscripten_get_heap_max=()=>getHeapMax();var growMemory=size=>{var b=wasmMemory.buffer;var pages=(size-b.byteLength+65535)/65536|0;try{wasmMemory.grow(pages);updateMemoryViews();return 1}catch(e){}};var _emscripten_resize_heap=requestedSize=>{var oldSize=HEAPU8.length;requestedSize>>>=0;var maxHeapSize=getHeapMax();if(requestedSize>maxHeapSize){return false}for(var cutDown=1;cutDown<=4;cutDown*=2){var overGrownHeapSize=oldSize*(1+.2/cutDown);overGrownHeapSize=Math.min(overGrownHeapSize,requestedSize+100663296);var newSize=Math.min(maxHeapSize,alignMemory(Math.max(requestedSize,overGrownHeapSize),65536));var replacement=growMemory(newSize);if(replacement){return true}}return false};var runtimeKeepalivePush=()=>{runtimeKeepaliveCounter+=1};var runtimeKeepalivePop=()=>{runtimeKeepaliveCounter-=1};var safeSetTimeout=(func,timeout)=>{runtimeKeepalivePush();return setTimeout(()=>{runtimeKeepalivePop();callUserCallback(func)},timeout)};var _emscripten_sleep=ms=>Asyncify.handleSleep(wakeUp=>safeSetTimeout(wakeUp,ms));Module["_emscripten_sleep"]=_emscripten_sleep;_emscripten_sleep.isAsync=true;var ENV = PHPLoader.ENV || {};var getExecutableName=()=>thisProgram||"./this.program";var getEnvStrings=()=>{if(!getEnvStrings.strings){var lang=(typeof navigator=="object"&&navigator.languages&&navigator.languages[0]||"C").replace("-","_")+".UTF-8";var env={USER:"web_user",LOGNAME:"web_user",PATH:"/",PWD:"/",HOME:"/home/web_user",LANG:lang,_:getExecutableName()};for(var x in ENV){if(ENV[x]===undefined)delete env[x];else env[x]=ENV[x]}var strings=[];for(var x in env){strings.push(`${x}=${env[x]}`)}getEnvStrings.strings=strings}return getEnvStrings.strings};var stringToAscii=(str,buffer)=>{for(var i=0;i{var bufSize=0;getEnvStrings().forEach((string,i)=>{var ptr=environ_buf+bufSize;HEAPU32[__environ+i*4>>2]=ptr;stringToAscii(string,ptr);bufSize+=string.length+1});return 0};var _environ_sizes_get=(penviron_count,penviron_buf_size)=>{var strings=getEnvStrings();HEAPU32[penviron_count>>2]=strings.length;var bufSize=0;strings.forEach(string=>bufSize+=string.length+1);HEAPU32[penviron_buf_size>>2]=bufSize;return 0};function _fd_close(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);FS.close(stream);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_fdstat_get(fd,pbuf){try{var rightsBase=0;var rightsInheriting=0;var flags=0;{var stream=SYSCALLS.getStreamFromFD(fd);var type=stream.tty?2:FS.isDir(stream.mode)?3:FS.isLink(stream.mode)?7:4}HEAP8[pbuf]=type;HEAP16[pbuf+2>>1]=flags;tempI64=[rightsBase>>>0,(tempDouble=rightsBase,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+8>>2]=tempI64[0],HEAP32[pbuf+12>>2]=tempI64[1];tempI64=[rightsInheriting>>>0,(tempDouble=rightsInheriting,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+16>>2]=tempI64[0],HEAP32[pbuf+20>>2]=tempI64[1];return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var doReadv=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.read(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(curr>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_seek(fd,offset_low,offset_high,whence,newOffset){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);FS.llseek(stream,offset,whence);tempI64=[stream.position>>>0,(tempDouble=stream.position,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[newOffset>>2]=tempI64[0],HEAP32[newOffset+4>>2]=tempI64[1];if(stream.getdents&&offset===0&&whence===0)stream.getdents=null;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var _fd_sync=function(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);return Asyncify.handleSleep(wakeUp=>{var mount=stream.node.mount;if(!mount.type.syncfs){wakeUp(0);return}mount.type.syncfs(mount,false,err=>{if(err){wakeUp(29);return}wakeUp(0)})})}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}};_fd_sync.isAsync=true;var doWritev=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.write(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(curr>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var _getaddrinfo=(node,service,hint,out)=>{var addr=0;var port=0;var flags=0;var family=0;var type=0;var proto=0;var ai;function allocaddrinfo(family,type,proto,canon,addr,port){var sa,salen,ai;var errno;salen=family===10?28:16;addr=family===10?inetNtop6(addr):inetNtop4(addr);sa=_malloc(salen);errno=writeSockaddr(sa,family,addr,port);assert(!errno);ai=_malloc(32);HEAP32[ai+4>>2]=family;HEAP32[ai+8>>2]=type;HEAP32[ai+12>>2]=proto;HEAPU32[ai+24>>2]=canon;HEAPU32[ai+20>>2]=sa;if(family===10){HEAP32[ai+16>>2]=28}else{HEAP32[ai+16>>2]=16}HEAP32[ai+28>>2]=0;return ai}if(hint){flags=HEAP32[hint>>2];family=HEAP32[hint+4>>2];type=HEAP32[hint+8>>2];proto=HEAP32[hint+12>>2]}if(type&&!proto){proto=type===2?17:6}if(!type&&proto){type=proto===17?2:1}if(proto===0){proto=6}if(type===0){type=1}if(!node&&!service){return-2}if(flags&~(1|2|4|1024|8|16|32)){return-1}if(hint!==0&&HEAP32[hint>>2]&2&&!node){return-1}if(flags&32){return-2}if(type!==0&&type!==1&&type!==2){return-7}if(family!==0&&family!==2&&family!==10){return-6}if(service){service=UTF8ToString(service);port=parseInt(service,10);if(isNaN(port)){if(flags&1024){return-2}return-8}}if(!node){if(family===0){family=2}if((flags&1)===0){if(family===2){addr=_htonl(2130706433)}else{addr=[0,0,0,_htonl(1)]}}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0}node=UTF8ToString(node);addr=inetPton4(node);if(addr!==null){if(family===0||family===2){family=2}else if(family===10&&flags&8){addr=[0,0,_htonl(65535),addr];family=10}else{return-2}}else{addr=inetPton6(node);if(addr!==null){if(family===0||family===10){family=10}else{return-2}}}if(addr!=null){ai=allocaddrinfo(family,type,proto,node,addr,port);HEAPU32[out>>2]=ai;return 0}if(flags&4){return-2}node=DNS.lookup_name(node);addr=inetPton4(node);if(family===0){family=2}else if(family===10){addr=[0,0,_htonl(65535),addr]}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0};function _getcontext(){abort("missing function: getcontext")}_getcontext.stub=true;var _getnameinfo=(sa,salen,node,nodelen,serv,servlen,flags)=>{var info=readSockaddr(sa,salen);if(info.errno){return-6}var port=info.port;var addr=info.addr;var overflowed=false;if(node&&nodelen){var lookup;if(flags&1||!(lookup=DNS.lookup_addr(addr))){if(flags&8){return-2}}else{addr=lookup}var numBytesWrittenExclNull=stringToUTF8(addr,node,nodelen);if(numBytesWrittenExclNull+1>=nodelen){overflowed=true}}if(serv&&servlen){port=""+port;var numBytesWrittenExclNull=stringToUTF8(port,serv,servlen);if(numBytesWrittenExclNull+1>=servlen){overflowed=true}}if(overflowed){return-12}return 0};var Protocols={list:[],map:{}};var _setprotoent=stayopen=>{function allocprotoent(name,proto,aliases){var nameBuf=_malloc(name.length+1);stringToAscii(name,nameBuf);var j=0;var length=aliases.length;var aliasListBuf=_malloc((length+1)*4);for(var i=0;i>2]=aliasBuf}HEAPU32[aliasListBuf+j>>2]=0;var pe=_malloc(12);HEAPU32[pe>>2]=nameBuf;HEAPU32[pe+4>>2]=aliasListBuf;HEAP32[pe+8>>2]=proto;return pe}var list=Protocols.list;var map=Protocols.map;if(list.length===0){var entry=allocprotoent("tcp",6,["TCP"]);list.push(entry);map["tcp"]=map["6"]=entry;entry=allocprotoent("udp",17,["UDP"]);list.push(entry);map["udp"]=map["17"]=entry}_setprotoent.index=0};var _getprotobyname=name=>{name=UTF8ToString(name);_setprotoent(true);var result=Protocols.map[name];return result};var _getprotobynumber=number=>{_setprotoent(true);var result=Protocols.map[number];return result};var stackAlloc=sz=>__emscripten_stack_alloc(sz);var stringToUTF8OnStack=str=>{var size=lengthBytesUTF8(str)+1;var ret=stackAlloc(size);stringToUTF8(str,ret,size);return ret};var allocateUTF8OnStack=stringToUTF8OnStack;var PHPWASM={init:function(){FS.mkdir("/internal");FS.mkdir("/internal/shared");FS.mkdir("/internal/shared/preload");PHPWASM.EventEmitter=ENVIRONMENT_IS_NODE?require("events").EventEmitter:class EventEmitter{constructor(){this.listeners={}}emit(eventName,data){if(this.listeners[eventName]){this.listeners[eventName].forEach(callback=>{callback(data)})}}once(eventName,callback){const self=this;function removedCallback(){callback(...arguments);self.removeListener(eventName,removedCallback)}this.on(eventName,removedCallback)}removeAllListeners(eventName){if(eventName){delete this.listeners[eventName]}else{this.listeners={}}}removeListener(eventName,callback){if(this.listeners[eventName]){const idx=this.listeners[eventName].indexOf(callback);if(idx!==-1){this.listeners[eventName].splice(idx,1)}}}};PHPWASM.child_proc_by_fd={};PHPWASM.child_proc_by_pid={};PHPWASM.input_devices={}},getAllWebSockets:function(sock){const webSockets=new Set;if(sock.server){sock.server.clients.forEach(ws=>{webSockets.add(ws)})}for(const peer of PHPWASM.getAllPeers(sock)){webSockets.add(peer.socket)}return Array.from(webSockets)},getAllPeers:function(sock){const peers=new Set;if(sock.server){sock.pending.filter(pending=>pending.peers).forEach(pending=>{for(const peer of Object.values(pending.peers)){peers.add(peer)}})}if(sock.peers){for(const peer of Object.values(sock.peers)){peers.add(peer)}}return Array.from(peers)},awaitData:function(ws){return PHPWASM.awaitEvent(ws,"message")},awaitConnection:function(ws){if(ws.OPEN===ws.readyState){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"open")},awaitClose:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"close")},awaitError:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"error")},awaitEvent:function(ws,event){let resolve;const listener=()=>{resolve()};const promise=new Promise(function(_resolve){resolve=_resolve;ws.once(event,listener)});const cancel=()=>{ws.removeListener(event,listener);setTimeout(resolve)};return[promise,cancel]},noop:function(){},spawnProcess:function(command,args,options){if(Module["spawnProcess"]){const spawnedPromise=Module["spawnProcess"](command,args,options);return Promise.resolve(spawnedPromise).then(function(spawned){if(!spawned||!spawned.on){throw new Error("spawnProcess() must return an EventEmitter but returned a different type.")}return spawned})}if(ENVIRONMENT_IS_NODE){return require("child_process").spawn(command,args,{...options,shell:true,stdio:["pipe","pipe","pipe"],timeout:100})}const e=new Error("popen(), proc_open() etc. are unsupported in the browser. Call php.setSpawnHandler() "+"and provide a callback to handle spawning processes, or disable a popen(), proc_open() "+"and similar functions via php.ini.");e.code="SPAWN_UNSUPPORTED";throw e},shutdownSocket:function(socketd,how){const sock=getSocketFromFD(socketd);const peer=Object.values(sock.peers)[0];if(!peer){return-1}try{peer.socket.close();SOCKFS.websocket_sock_ops.removePeer(sock,peer);return 0}catch(e){console.log("Socket shutdown error",e);return-1}}};function _js_create_input_device(deviceId){let dataBuffer=[];let dataCallback;const filename="proc_id_"+deviceId;const device=FS.createDevice("/dev",filename,function(){},function(byte){try{dataBuffer.push(byte);if(dataCallback){dataCallback(new Uint8Array(dataBuffer));dataBuffer=[]}}catch(e){console.error(e);throw e}});const devicePath="/dev/"+filename;PHPWASM.input_devices[deviceId]={devicePath,onData:function(cb){dataCallback=cb;dataBuffer.forEach(function(data){cb(data)});dataBuffer.length=0}};return allocateUTF8OnStack(devicePath)}function _js_open_process(command,argsPtr,argsLength,descriptorsPtr,descriptorsLength,cwdPtr,cwdLength,envPtr,envLength){if(!command){return 1}const cmdstr=UTF8ToString(command);if(!cmdstr.length){return 0}let argsArray=[];if(argsLength){for(var i=0;i>2]))}}const cwdstr=cwdPtr?UTF8ToString(cwdPtr):null;let envObject=null;if(envLength){envObject={};for(var i=0;i>2]);const splitAt=envEntry.indexOf("=");if(splitAt===-1){continue}const key=envEntry.substring(0,splitAt);const value=envEntry.substring(splitAt+1);envObject[key]=value}}var std={};for(var i=0;i>2];std[HEAPU32[descriptorPtr>>2]]={child:HEAPU32[descriptorPtr+4>>2],parent:HEAPU32[descriptorPtr+8>>2]}}return Asyncify.handleSleep(async wakeUp=>{let cp;try{const options={};if(cwdstr!==null){options.cwd=cwdstr}if(envObject!==null){options.env=envObject}cp=PHPWASM.spawnProcess(cmdstr,argsArray,options);if(cp instanceof Promise){cp=await cp}}catch(e){if(e.code==="SPAWN_UNSUPPORTED"){wakeUp(1);return}console.error(e);wakeUp(1);throw e}const ProcInfo={pid:cp.pid,exited:false,stdinFd:std[0]?.child,stdinIsDevice:std[0]?.child in PHPWASM.input_devices,stdoutChildFd:std[1]?.child,stdoutParentFd:std[1]?.parent,stderrChildFd:std[2]?.child,stderrParentFd:std[2]?.parent,stdout:new PHPWASM.EventEmitter,stderr:new PHPWASM.EventEmitter};if(ProcInfo.stdoutChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutChildFd]=ProcInfo;if(ProcInfo.stderrChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrChildFd]=ProcInfo;if(ProcInfo.stdoutParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutParentFd]=ProcInfo;if(ProcInfo.stderrParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrParentFd]=ProcInfo;PHPWASM.child_proc_by_pid[ProcInfo.pid]=ProcInfo;cp.on("exit",function(code){ProcInfo.exitCode=code;ProcInfo.exited=true;ProcInfo.stdout.emit("data");ProcInfo.stderr.emit("data")});if(ProcInfo.stdoutChildFd){const stdoutStream=SYSCALLS.getStreamFromFD(ProcInfo.stdoutChildFd);let stdoutAt=0;cp.stdout.on("data",function(data){ProcInfo.stdout.emit("data",data);stdoutStream.stream_ops.write(stdoutStream,data,0,data.length,stdoutAt);stdoutAt+=data.length})}if(ProcInfo.stderrChildFd){const stderrStream=SYSCALLS.getStreamFromFD(ProcInfo.stderrChildFd);let stderrAt=0;cp.stderr.on("data",function(data){ProcInfo.stderr.emit("data",data);stderrStream.stream_ops.write(stderrStream,data,0,data.length,stderrAt);stderrAt+=data.length})}try{await new Promise((resolve,reject)=>{cp.on("spawn",resolve);cp.on("error",reject)})}catch(e){console.error(e);wakeUp(1);return}if(ProcInfo.stdinIsDevice){PHPWASM.input_devices[ProcInfo.stdinFd].onData(function(data){if(!data)return;if(typeof data==="number"){data=new Uint8Array([data])}const dataStr=new TextDecoder("utf-8").decode(data);cp.stdin.write(dataStr)});wakeUp(ProcInfo.pid);return}if(ProcInfo.stdinFd){const stdinStream=SYSCALLS.getStreamFromFD(ProcInfo.stdinFd);if(stdinStream.node){const CHUNK_SIZE=1024;const buffer=new Uint8Array(CHUNK_SIZE);let offset=0;while(true){const bytesRead=stdinStream.stream_ops.read(stdinStream,buffer,0,CHUNK_SIZE,offset);if(bytesRead===null||bytesRead===0){break}try{cp.stdin.write(buffer.subarray(0,bytesRead))}catch(e){console.error(e);return 1}if(bytesRead>2]=PHPWASM.child_proc_by_pid[pid].exitCode;return 1}return 0}function _js_waitpid(pid,exitCodePtr){if(!PHPWASM.child_proc_by_pid[pid]){return-1}return Asyncify.handleSleep(wakeUp=>{const poll=function(){if(PHPWASM.child_proc_by_pid[pid]?.exited){HEAPU32[exitCodePtr>>2]=PHPWASM.child_proc_by_pid[pid].exitCode;wakeUp(pid)}else{setTimeout(poll,50)}};poll()})}function _makecontext(){abort("missing function: makecontext")}_makecontext.stub=true;var arraySum=(array,index)=>{var sum=0;for(var i=0;i<=index;sum+=array[i++]){}return sum};var MONTH_DAYS_LEAP=[31,29,31,30,31,30,31,31,30,31,30,31];var MONTH_DAYS_REGULAR=[31,28,31,30,31,30,31,31,30,31,30,31];var addDays=(date,days)=>{var newDate=new Date(date.getTime());while(days>0){var leap=isLeapYear(newDate.getFullYear());var currentMonth=newDate.getMonth();var daysInCurrentMonth=(leap?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR)[currentMonth];if(days>daysInCurrentMonth-newDate.getDate()){days-=daysInCurrentMonth-newDate.getDate()+1;newDate.setDate(1);if(currentMonth<11){newDate.setMonth(currentMonth+1)}else{newDate.setMonth(0);newDate.setFullYear(newDate.getFullYear()+1)}}else{newDate.setDate(newDate.getDate()+days);return newDate}}return newDate};var _strptime=(buf,format,tm)=>{var pattern=UTF8ToString(format);var SPECIAL_CHARS="\\!@#$^&*()+=-[]/{}|:<>?,.";for(var i=0,ii=SPECIAL_CHARS.length;iEQUIVALENT_MATCHERS[c]||m).replace(/%(.)/g,(_,c)=>{let pat=DATE_PATTERNS[c];if(pat){capture.push(c);return`(${pat})`}else{return c}}).replace(/\s+/g,"\\s*");var matches=new RegExp("^"+pattern_out,"i").exec(UTF8ToString(buf));function initDate(){function fixup(value,min,max){return typeof value!="number"||isNaN(value)?min:value>=min?value<=max?value:max:min}return{year:fixup(HEAP32[tm+20>>2]+1900,1970,9999),month:fixup(HEAP32[tm+16>>2],0,11),day:fixup(HEAP32[tm+12>>2],1,31),hour:fixup(HEAP32[tm+8>>2],0,23),min:fixup(HEAP32[tm+4>>2],0,59),sec:fixup(HEAP32[tm>>2],0,59),gmtoff:0}}if(matches){var date=initDate();var value;var getMatch=symbol=>{var pos=capture.indexOf(symbol);if(pos>=0){return matches[pos+1]}return};if(value=getMatch("S")){date.sec=jstoi_q(value)}if(value=getMatch("M")){date.min=jstoi_q(value)}if(value=getMatch("H")){date.hour=jstoi_q(value)}else if(value=getMatch("I")){var hour=jstoi_q(value);if(value=getMatch("p")){hour+=value.toUpperCase()[0]==="P"?12:0}date.hour=hour}if(value=getMatch("Y")){date.year=jstoi_q(value)}else if(value=getMatch("y")){var year=jstoi_q(value);if(value=getMatch("C")){year+=jstoi_q(value)*100}else{year+=year<69?2e3:1900}date.year=year}if(value=getMatch("m")){date.month=jstoi_q(value)-1}else if(value=getMatch("b")){date.month=MONTH_NUMBERS[value.substring(0,3).toUpperCase()]||0}if(value=getMatch("d")){date.day=jstoi_q(value)}else if(value=getMatch("j")){var day=jstoi_q(value);var leapYear=isLeapYear(date.year);for(var month=0;month<12;++month){var daysUntilMonth=arraySum(leapYear?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,month-1);if(day<=daysUntilMonth+(leapYear?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR)[month]){date.day=day-daysUntilMonth}}}else if(value=getMatch("a")){var weekDay=value.substring(0,3).toUpperCase();if(value=getMatch("U")){var weekDayNumber=DAY_NUMBERS_SUN_FIRST[weekDay];var weekNumber=jstoi_q(value);var janFirst=new Date(date.year,0,1);var endDate;if(janFirst.getDay()===0){endDate=addDays(janFirst,weekDayNumber+7*(weekNumber-1))}else{endDate=addDays(janFirst,7-janFirst.getDay()+weekDayNumber+7*(weekNumber-1))}date.day=endDate.getDate();date.month=endDate.getMonth()}else if(value=getMatch("W")){var weekDayNumber=DAY_NUMBERS_MON_FIRST[weekDay];var weekNumber=jstoi_q(value);var janFirst=new Date(date.year,0,1);var endDate;if(janFirst.getDay()===1){endDate=addDays(janFirst,weekDayNumber+7*(weekNumber-1))}else{endDate=addDays(janFirst,7-janFirst.getDay()+1+weekDayNumber+7*(weekNumber-1))}date.day=endDate.getDate();date.month=endDate.getMonth()}}if(value=getMatch("z")){if(value.toLowerCase()==="z"){date.gmtoff=0}else{var match=value.match(/^((?:\-|\+)\d\d):?(\d\d)?/);date.gmtoff=match[1]*3600;if(match[2]){date.gmtoff+=date.gmtoff>0?match[2]*60:-match[2]*60}}}var fullDate=new Date(date.year,date.month,date.day,date.hour,date.min,date.sec,0);HEAP32[tm>>2]=fullDate.getSeconds();HEAP32[tm+4>>2]=fullDate.getMinutes();HEAP32[tm+8>>2]=fullDate.getHours();HEAP32[tm+12>>2]=fullDate.getDate();HEAP32[tm+16>>2]=fullDate.getMonth();HEAP32[tm+20>>2]=fullDate.getFullYear()-1900;HEAP32[tm+24>>2]=fullDate.getDay();HEAP32[tm+28>>2]=arraySum(isLeapYear(fullDate.getFullYear())?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,fullDate.getMonth()-1)+fullDate.getDate()-1;HEAP32[tm+32>>2]=0;HEAP32[tm+36>>2]=date.gmtoff;return buf+intArrayFromString(matches[0]).length-1}return 0};function _swapcontext(){abort("missing function: swapcontext")}_swapcontext.stub=true;function _wasm_setsockopt(socketd,level,optionName,optionValuePtr,optionLen){const optionValue=HEAPU8[optionValuePtr];const SOL_SOCKET=1;const SO_KEEPALIVE=9;const IPPROTO_TCP=6;const TCP_NODELAY=1;const isSupported=level===SOL_SOCKET&&optionName===SO_KEEPALIVE||level===IPPROTO_TCP&&optionName===TCP_NODELAY;if(!isSupported){console.warn(`Unsupported socket option: ${level}, ${optionName}, ${optionValue}`);return-1}const ws=PHPWASM.getAllWebSockets(socketd)[0];if(!ws){return-1}ws.setSocketOpt(level,optionName,optionValuePtr);return 0}var Asyncify={instrumentWasmImports(imports){var importPattern=/^(js_open_process|js_waitpid|js_process_status|js_create_input_device|wasm_setsockopt|wasm_shutdown|wasm_close|invoke_.*|__asyncjs__.*)$/;for(let[x,original]of Object.entries(imports)){if(typeof original=="function"){let isAsyncifyImport=original.isAsync||importPattern.test(x);if(isAsyncifyImport){imports[x]=original=new WebAssembly.Suspending(original)}}}},instrumentWasmExports(exports){var exportPattern=/^(wasm_sleep|wasm_read|emscripten_sleep|wasm_sapi_handle_request|wasm_sapi_request_shutdown|wasm_poll_socket|wrap_select|__wrap_select|select|php_pollfd_for|fflush|wasm_popen|wasm_read|wasm_php_exec|run_cli|main|__main_argc_argv)$/;Asyncify.asyncExports=new Set;var ret={};for(let[x,original]of Object.entries(exports)){if(typeof original=="function"){let isAsyncifyExport=exportPattern.test(x);if(isAsyncifyExport){Asyncify.asyncExports.add(original);original=Asyncify.makeAsyncFunction(original)}ret[x]=(...args)=>original(...args)}else{ret[x]=original}}return ret},asyncExports:null,isAsyncExport(func){return Asyncify.asyncExports?.has(func)},handleAsync:async startAsync=>{runtimeKeepalivePush();try{return await startAsync()}finally{runtimeKeepalivePop()}},handleSleep(startAsync){return Asyncify.handleAsync(()=>new Promise(startAsync))},makeAsyncFunction(original){return WebAssembly.promising(original)}};var getCFunc=ident=>{var func=Module["_"+ident];return func};var writeArrayToMemory=(array,buffer)=>{HEAP8.set(array,buffer)};var stackSave=()=>_emscripten_stack_get_current();var stackRestore=val=>__emscripten_stack_restore(val);var ccall=(ident,returnType,argTypes,args,opts)=>{var toC={string:str=>{var ret=0;if(str!==null&&str!==undefined&&str!==0){ret=stringToUTF8OnStack(str)}return ret},array:arr=>{var ret=stackAlloc(arr.length);writeArrayToMemory(arr,ret);return ret}};function convertReturnValue(ret){if(returnType==="string"){return UTF8ToString(ret)}if(returnType==="boolean")return Boolean(ret);return ret}var func=getCFunc(ident);var cArgs=[];var stack=0;if(args){for(var i=0;iFS.unlink(path);var FS_createLazyFile=FS.createLazyFile;var FS_createDevice=FS.createDevice;FS.createPreloadedFile=FS_createPreloadedFile;FS.staticInit();Module["FS_createPath"]=FS.createPath;Module["FS_createDataFile"]=FS.createDataFile;Module["FS_createPreloadedFile"]=FS.createPreloadedFile;Module["FS_unlink"]=FS.unlink;Module["FS_createLazyFile"]=FS.createLazyFile;Module["FS_createDevice"]=FS.createDevice;MEMFS.doesNotExistError=new FS.ErrnoError(44);MEMFS.doesNotExistError.stack="";PHPWASM.init();var wasmImports={SharpYuvConvert:_SharpYuvConvert,SharpYuvGetConversionMatrix:_SharpYuvGetConversionMatrix,SharpYuvInit:_SharpYuvInit,__assert_fail:___assert_fail,__asyncjs__js_fd_read,__asyncjs__js_module_onMessage,__asyncjs__js_popen_to_file,__asyncjs__wasm_poll_socket,__call_sighandler:___call_sighandler,__syscall_accept4:___syscall_accept4,__syscall_bind:___syscall_bind,__syscall_chdir:___syscall_chdir,__syscall_chmod:___syscall_chmod,__syscall_connect:___syscall_connect,__syscall_dup:___syscall_dup,__syscall_dup3:___syscall_dup3,__syscall_faccessat:___syscall_faccessat,__syscall_fallocate:___syscall_fallocate,__syscall_fchmod:___syscall_fchmod,__syscall_fchown32:___syscall_fchown32,__syscall_fchownat:___syscall_fchownat,__syscall_fcntl64:___syscall_fcntl64,__syscall_fdatasync:___syscall_fdatasync,__syscall_fstat64:___syscall_fstat64,__syscall_ftruncate64:___syscall_ftruncate64,__syscall_getcwd:___syscall_getcwd,__syscall_getdents64:___syscall_getdents64,__syscall_getpeername:___syscall_getpeername,__syscall_getsockname:___syscall_getsockname,__syscall_getsockopt:___syscall_getsockopt,__syscall_ioctl:___syscall_ioctl,__syscall_listen:___syscall_listen,__syscall_lstat64:___syscall_lstat64,__syscall_mkdirat:___syscall_mkdirat,__syscall_newfstatat:___syscall_newfstatat,__syscall_openat:___syscall_openat,__syscall_pipe:___syscall_pipe,__syscall_poll:___syscall_poll,__syscall_readlinkat:___syscall_readlinkat,__syscall_recvfrom:___syscall_recvfrom,__syscall_renameat:___syscall_renameat,__syscall_rmdir:___syscall_rmdir,__syscall_sendto:___syscall_sendto,__syscall_socket:___syscall_socket,__syscall_stat64:___syscall_stat64,__syscall_statfs64:___syscall_statfs64,__syscall_symlinkat:___syscall_symlinkat,__syscall_unlinkat:___syscall_unlinkat,__syscall_utimensat:___syscall_utimensat,_abort_js:__abort_js,_emscripten_lookup_name:__emscripten_lookup_name,_emscripten_memcpy_js:__emscripten_memcpy_js,_emscripten_runtime_keepalive_clear:__emscripten_runtime_keepalive_clear,_gmtime_js:__gmtime_js,_localtime_js:__localtime_js,_mktime_js:__mktime_js,_mmap_js:__mmap_js,_munmap_js:__munmap_js,_setitimer_js:__setitimer_js,_tzset_js:__tzset_js,clock_time_get:_clock_time_get,emscripten_date_now:_emscripten_date_now,emscripten_get_heap_max:_emscripten_get_heap_max,emscripten_get_now:_emscripten_get_now,emscripten_resize_heap:_emscripten_resize_heap,emscripten_sleep:_emscripten_sleep,environ_get:_environ_get,environ_sizes_get:_environ_sizes_get,exit:_exit,fd_close:_fd_close,fd_fdstat_get:_fd_fdstat_get,fd_read:_fd_read,fd_seek:_fd_seek,fd_sync:_fd_sync,fd_write:_fd_write,getaddrinfo:_getaddrinfo,getcontext:_getcontext,getnameinfo:_getnameinfo,getprotobyname:_getprotobyname,getprotobynumber:_getprotobynumber,js_create_input_device:_js_create_input_device,js_open_process:_js_open_process,js_process_status:_js_process_status,js_waitpid:_js_waitpid,makecontext:_makecontext,proc_exit:_proc_exit,strptime:_strptime,swapcontext:_swapcontext,wasm_setsockopt:_wasm_setsockopt};var wasmExports;createWasm();var ___wasm_call_ctors=()=>(___wasm_call_ctors=wasmExports["__wasm_call_ctors"])();var _malloc=a0=>(_malloc=wasmExports["malloc"])(a0);var _wasm_read=Module["_wasm_read"]=(a0,a1,a2)=>(_wasm_read=Module["_wasm_read"]=wasmExports["wasm_read"])(a0,a1,a2);var _fflush=a0=>(_fflush=wasmExports["fflush"])(a0);var _wasm_popen=Module["_wasm_popen"]=(a0,a1)=>(_wasm_popen=Module["_wasm_popen"]=wasmExports["wasm_popen"])(a0,a1);var _wasm_php_exec=Module["_wasm_php_exec"]=(a0,a1,a2,a3)=>(_wasm_php_exec=Module["_wasm_php_exec"]=wasmExports["wasm_php_exec"])(a0,a1,a2,a3);var _php_pollfd_for=Module["_php_pollfd_for"]=(a0,a1,a2)=>(_php_pollfd_for=Module["_php_pollfd_for"]=wasmExports["php_pollfd_for"])(a0,a1,a2);var _htons=a0=>(_htons=wasmExports["htons"])(a0);var _ntohs=a0=>(_ntohs=wasmExports["ntohs"])(a0);var _htonl=a0=>(_htonl=wasmExports["htonl"])(a0);var _wasm_sleep=Module["_wasm_sleep"]=a0=>(_wasm_sleep=Module["_wasm_sleep"]=wasmExports["wasm_sleep"])(a0);var ___wrap_select=Module["___wrap_select"]=(a0,a1,a2,a3,a4)=>(___wrap_select=Module["___wrap_select"]=wasmExports["__wrap_select"])(a0,a1,a2,a3,a4);var _wasm_set_sapi_name=Module["_wasm_set_sapi_name"]=a0=>(_wasm_set_sapi_name=Module["_wasm_set_sapi_name"]=wasmExports["wasm_set_sapi_name"])(a0);var _wasm_set_phpini_path=Module["_wasm_set_phpini_path"]=a0=>(_wasm_set_phpini_path=Module["_wasm_set_phpini_path"]=wasmExports["wasm_set_phpini_path"])(a0);var _wasm_add_SERVER_entry=Module["_wasm_add_SERVER_entry"]=(a0,a1)=>(_wasm_add_SERVER_entry=Module["_wasm_add_SERVER_entry"]=wasmExports["wasm_add_SERVER_entry"])(a0,a1);var _wasm_add_ENV_entry=Module["_wasm_add_ENV_entry"]=(a0,a1)=>(_wasm_add_ENV_entry=Module["_wasm_add_ENV_entry"]=wasmExports["wasm_add_ENV_entry"])(a0,a1);var _wasm_set_query_string=Module["_wasm_set_query_string"]=a0=>(_wasm_set_query_string=Module["_wasm_set_query_string"]=wasmExports["wasm_set_query_string"])(a0);var _wasm_set_path_translated=Module["_wasm_set_path_translated"]=a0=>(_wasm_set_path_translated=Module["_wasm_set_path_translated"]=wasmExports["wasm_set_path_translated"])(a0);var _wasm_set_skip_shebang=Module["_wasm_set_skip_shebang"]=a0=>(_wasm_set_skip_shebang=Module["_wasm_set_skip_shebang"]=wasmExports["wasm_set_skip_shebang"])(a0);var _wasm_set_request_uri=Module["_wasm_set_request_uri"]=a0=>(_wasm_set_request_uri=Module["_wasm_set_request_uri"]=wasmExports["wasm_set_request_uri"])(a0);var _wasm_set_request_method=Module["_wasm_set_request_method"]=a0=>(_wasm_set_request_method=Module["_wasm_set_request_method"]=wasmExports["wasm_set_request_method"])(a0);var _wasm_set_request_host=Module["_wasm_set_request_host"]=a0=>(_wasm_set_request_host=Module["_wasm_set_request_host"]=wasmExports["wasm_set_request_host"])(a0);var _wasm_set_content_type=Module["_wasm_set_content_type"]=a0=>(_wasm_set_content_type=Module["_wasm_set_content_type"]=wasmExports["wasm_set_content_type"])(a0);var 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_php_wasm_init=Module["_php_wasm_init"]=()=>(_php_wasm_init=Module["_php_wasm_init"]=wasmExports["php_wasm_init"])();var _wasm_free=Module["_wasm_free"]=a0=>(_wasm_free=Module["_wasm_free"]=wasmExports["wasm_free"])(a0);var ___funcs_on_exit=()=>(___funcs_on_exit=wasmExports["__funcs_on_exit"])();var _emscripten_builtin_memalign=(a0,a1)=>(_emscripten_builtin_memalign=wasmExports["emscripten_builtin_memalign"])(a0,a1);var __emscripten_timeout=(a0,a1)=>(__emscripten_timeout=wasmExports["_emscripten_timeout"])(a0,a1);var ___trap=()=>(___trap=wasmExports["__trap"])();var __emscripten_tempret_set=a0=>(__emscripten_tempret_set=wasmExports["_emscripten_tempret_set"])(a0);var __emscripten_stack_restore=a0=>(__emscripten_stack_restore=wasmExports["_emscripten_stack_restore"])(a0);var __emscripten_stack_alloc=a0=>(__emscripten_stack_alloc=wasmExports["_emscripten_stack_alloc"])(a0);var _emscripten_stack_get_current=()=>(_emscripten_stack_get_current=wasmExports["emscripten_stack_get_current"])();Module["addRunDependency"]=addRunDependency;Module["removeRunDependency"]=removeRunDependency;Module["wasmExports"]=wasmExports;Module["ccall"]=ccall;Module["FS_createPreloadedFile"]=FS_createPreloadedFile;Module["FS_unlink"]=FS_unlink;Module["FS_createPath"]=FS_createPath;Module["FS_createDevice"]=FS_createDevice;Module["FS_createDataFile"]=FS_createDataFile;Module["FS_createLazyFile"]=FS_createLazyFile;Module["PROXYFS"]=PROXYFS;var calledRun;dependenciesFulfilled=function runCaller(){if(!calledRun)run();if(!calledRun)dependenciesFulfilled=runCaller};function run(){if(runDependencies>0){return}preRun();if(runDependencies>0){return}function doRun(){if(calledRun)return;calledRun=true;Module["calledRun"]=true;if(ABORT)return;initRuntime();Module["onRuntimeInitialized"]?.();postRun()}if(Module["setStatus"]){Module["setStatus"]("Running...");setTimeout(()=>{setTimeout(()=>Module["setStatus"](""),1);doRun()},1)}else{doRun()}}if(Module["preInit"]){if(typeof Module["preInit"]=="function")Module["preInit"]=[Module["preInit"]];while(Module["preInit"].length>0){Module["preInit"].pop()()}}run(); /** * Emscripten resolves `localhost` to a random IP address. Let's * make it always resolve to 127.0.0.1. diff --git a/packages/php-wasm/web/public/php/jspi/php_8_2.js b/packages/php-wasm/web/public/php/jspi/php_8_2.js index aecbe86223..e1176c1e06 100644 --- a/packages/php-wasm/web/public/php/jspi/php_8_2.js +++ b/packages/php-wasm/web/public/php/jspi/php_8_2.js @@ -1,46 +1,20 @@ import dependencyFilename from './8_2_10/php_8_2.wasm'; export { dependencyFilename }; -export const dependenciesTotalSize = 12775333; +export const dependenciesTotalSize = 12763049; export function init(RuntimeName, PHPLoader) { - /** - * Overrides Emscripten's default ExitStatus object which gets - * thrown on failure. Unfortunately, the default object is not - * a subclass of Error and does not provide any stack trace. - * - * This is a deliberate behavior on Emscripten's end to prevent - * memory leaks after the program exits. See: - * - * https://github.com/emscripten-core/emscripten/pull/9108 - * - * In case of WordPress Playground, the worker in which the PHP - * runs will typically exit after the PHP program finishes, so - * we don't have to worry about memory leaks. - * - * As for assigning to a previously undeclared ExitStatus variable here, - * the Emscripten module declares `ExitStatus` as `function ExitStatus` - * which means it gets hoisted to the top of the scope and can be - * reassigned here – before the actual declaration is reached. - * - * If that sounds weird, try this example: - * - * ExitStatus = () => { console.log("reassigned"); } - * function ExitStatus() {} - * ExitStatus(); - * // logs "reassigned" - */ - ExitStatus = class PHPExitStatus extends Error { - constructor(status) { - super(status); - this.name = "ExitStatus"; - this.message = "Program terminated with exit(" + status + ")"; - this.status = status; - } - } - // The rest of the code comes from the built php.js file and esm-suffix.js -var Module=typeof PHPLoader!="undefined"?PHPLoader:{};var ENVIRONMENT_IS_WEB=RuntimeName==="WEB";var ENVIRONMENT_IS_WORKER=RuntimeName==="WORKER";var ENVIRONMENT_IS_NODE=RuntimeName==="NODE";var moduleOverrides=Object.assign({},Module);var arguments_=[];var thisProgram="./this.program";var quit_=(status,toThrow)=>{throw toThrow};var scriptDirectory="";function locateFile(path){if(Module["locateFile"]){return Module["locateFile"](path,scriptDirectory)}return scriptDirectory+path}var read_,readAsync,readBinary;if(ENVIRONMENT_IS_WEB||ENVIRONMENT_IS_WORKER){if(ENVIRONMENT_IS_WORKER){scriptDirectory=self.location.href}else if(typeof document!="undefined"&&document.currentScript){scriptDirectory=document.currentScript.src}if(scriptDirectory.startsWith("blob:")){scriptDirectory=""}else{scriptDirectory=scriptDirectory.substr(0,scriptDirectory.replace(/[?#].*/,"").lastIndexOf("/")+1)}{read_=url=>{var xhr=new XMLHttpRequest;xhr.open("GET",url,false);xhr.send(null);return xhr.responseText};if(ENVIRONMENT_IS_WORKER){readBinary=url=>{var xhr=new XMLHttpRequest;xhr.open("GET",url,false);xhr.responseType="arraybuffer";xhr.send(null);return new Uint8Array(xhr.response)}}readAsync=(url,onload,onerror)=>{fetch(url,{credentials:"same-origin"}).then(response=>{if(response.ok){return response.arrayBuffer()}return Promise.reject(new Error(response.status+" : "+response.url))}).then(onload,onerror)}}}else{}var out=Module["print"]||console.log.bind(console);var err=Module["printErr"]||console.error.bind(console);Object.assign(Module,moduleOverrides);moduleOverrides=null;if(Module["arguments"])arguments_=Module["arguments"];if(Module["thisProgram"])thisProgram=Module["thisProgram"];if(Module["quit"])quit_=Module["quit"];var wasmBinary;if(Module["wasmBinary"])wasmBinary=Module["wasmBinary"];var wasmMemory;var ABORT=false;var EXITSTATUS;function assert(condition,text){if(!condition){abort(text)}}var HEAP8,HEAPU8,HEAP16,HEAPU16,HEAP32,HEAPU32,HEAPF32,HEAPF64;function updateMemoryViews(){var b=wasmMemory.buffer;Module["HEAP8"]=HEAP8=new Int8Array(b);Module["HEAP16"]=HEAP16=new Int16Array(b);Module["HEAPU8"]=HEAPU8=new Uint8Array(b);Module["HEAPU16"]=HEAPU16=new Uint16Array(b);Module["HEAP32"]=HEAP32=new Int32Array(b);Module["HEAPU32"]=HEAPU32=new Uint32Array(b);Module["HEAPF32"]=HEAPF32=new Float32Array(b);Module["HEAPF64"]=HEAPF64=new Float64Array(b)}var __ATPRERUN__=[];var __ATINIT__=[];var __ATEXIT__=[];var __ATPOSTRUN__=[];var runtimeInitialized=false;var runtimeExited=false;function preRun(){if(Module["preRun"]){if(typeof Module["preRun"]=="function")Module["preRun"]=[Module["preRun"]];while(Module["preRun"].length){addOnPreRun(Module["preRun"].shift())}}callRuntimeCallbacks(__ATPRERUN__)}function initRuntime(){runtimeInitialized=true;SOCKFS.root=FS.mount(SOCKFS,{},null);if(!Module["noFSInit"]&&!FS.init.initialized)FS.init();FS.ignorePermissions=false;TTY.init();PIPEFS.root=FS.mount(PIPEFS,{},null);callRuntimeCallbacks(__ATINIT__)}function exitRuntime(){___funcs_on_exit();callRuntimeCallbacks(__ATEXIT__);FS.quit();TTY.shutdown();runtimeExited=true}function postRun(){if(Module["postRun"]){if(typeof Module["postRun"]=="function")Module["postRun"]=[Module["postRun"]];while(Module["postRun"].length){addOnPostRun(Module["postRun"].shift())}}callRuntimeCallbacks(__ATPOSTRUN__)}function addOnPreRun(cb){__ATPRERUN__.unshift(cb)}function addOnInit(cb){__ATINIT__.unshift(cb)}function addOnPostRun(cb){__ATPOSTRUN__.unshift(cb)}var runDependencies=0;var runDependencyWatcher=null;var dependenciesFulfilled=null;function getUniqueRunDependency(id){return id}function addRunDependency(id){runDependencies++;Module["monitorRunDependencies"]?.(runDependencies)}function removeRunDependency(id){runDependencies--;Module["monitorRunDependencies"]?.(runDependencies);if(runDependencies==0){if(runDependencyWatcher!==null){clearInterval(runDependencyWatcher);runDependencyWatcher=null}if(dependenciesFulfilled){var callback=dependenciesFulfilled;dependenciesFulfilled=null;callback()}}}function abort(what){Module["onAbort"]?.(what);what="Aborted("+what+")";err(what);ABORT=true;EXITSTATUS=1;what+=". Build with -sASSERTIONS for more info.";if(runtimeInitialized){___trap()}var e=new WebAssembly.RuntimeError(what);throw e}var dataURIPrefix="data:application/octet-stream;base64,";var isDataURI=filename=>filename.startsWith(dataURIPrefix);function findWasmBinary(){var f=dependencyFilename;if(!isDataURI(f)){return locateFile(f)}return f}var wasmBinaryFile;function getBinarySync(file){if(file==wasmBinaryFile&&wasmBinary){return new Uint8Array(wasmBinary)}if(readBinary){return readBinary(file)}throw"both async and sync fetching of the wasm failed"}function getBinaryPromise(binaryFile){if(!wasmBinary){return new Promise((resolve,reject)=>{readAsync(binaryFile,response=>resolve(new Uint8Array(response)),error=>{try{resolve(getBinarySync(binaryFile))}catch(e){reject(e)}})})}return Promise.resolve().then(()=>getBinarySync(binaryFile))}function instantiateArrayBuffer(binaryFile,imports,receiver){return getBinaryPromise(binaryFile).then(binary=>WebAssembly.instantiate(binary,imports)).then(receiver,reason=>{err(`failed to asynchronously prepare wasm: ${reason}`);abort(reason)})}function instantiateAsync(binary,binaryFile,imports,callback){if(!binary&&typeof WebAssembly.instantiateStreaming=="function"&&!isDataURI(binaryFile)&&typeof fetch=="function"){return fetch(binaryFile,{credentials:"same-origin"}).then(response=>{var result=WebAssembly.instantiateStreaming(response,imports);return result.then(callback,function(reason){err(`wasm streaming compile failed: ${reason}`);err("falling back to ArrayBuffer instantiation");return instantiateArrayBuffer(binaryFile,imports,callback)})})}return instantiateArrayBuffer(binaryFile,imports,callback)}function getWasmImports(){Asyncify.instrumentWasmImports(wasmImports);return{env:wasmImports,wasi_snapshot_preview1:wasmImports}}function createWasm(){var info=getWasmImports();function receiveInstance(instance,module){wasmExports=instance.exports;wasmExports=Asyncify.instrumentWasmExports(wasmExports);Module["wasmExports"]=wasmExports;wasmMemory=wasmExports["memory"];updateMemoryViews();wasmTable=wasmExports["__indirect_function_table"];addOnInit(wasmExports["__wasm_call_ctors"]);removeRunDependency("wasm-instantiate");return wasmExports}addRunDependency("wasm-instantiate");function receiveInstantiationResult(result){receiveInstance(result["instance"])}if(Module["instantiateWasm"]){try{return Module["instantiateWasm"](info,receiveInstance)}catch(e){err(`Module.instantiateWasm callback failed with error: ${e}`);return false}}if(!wasmBinaryFile)wasmBinaryFile=findWasmBinary();instantiateAsync(wasmBinary,wasmBinaryFile,info,receiveInstantiationResult);return{}}var tempDouble;var tempI64;function __asyncjs__js_popen_to_file(command,mode,exitCodePtr){return Asyncify.handleAsync(async()=>{const returnCallback=resolver=>new Promise(resolver);if(!command)return 1;const cmdstr=UTF8ToString(command);if(!cmdstr.length)return 0;const modestr=UTF8ToString(mode);if(!modestr.length)return 0;if(modestr==="w"){console.error('popen($cmd, "w") is not implemented yet')}return returnCallback(async wakeUp=>{let cp;try{cp=PHPWASM.spawnProcess(cmdstr,[]);if(cp instanceof Promise){cp=await cp}}catch(e){console.error(e);if(e.code==="SPAWN_UNSUPPORTED"){return 1}throw e}const outByteArrays=[];cp.stdout.on("data",function(data){outByteArrays.push(data)});const outputPath="/tmp/popen_output";cp.on("exit",function(exitCode){const outBytes=new Uint8Array(outByteArrays.reduce((acc,curr)=>acc+curr.length,0));let offset=0;for(const byteArray of outByteArrays){outBytes.set(byteArray,offset);offset+=byteArray.length}FS.writeFile(outputPath,outBytes);HEAPU8[exitCodePtr]=exitCode;wakeUp(allocateUTF8OnStack(outputPath))})})})}__asyncjs__js_popen_to_file.sig="iiii";function __asyncjs__wasm_poll_socket(socketd,events,timeout){return Asyncify.handleAsync(async()=>{const returnCallback=resolver=>new Promise(resolver);const POLLIN=1;const POLLPRI=2;const POLLOUT=4;const POLLERR=8;const POLLHUP=16;const POLLNVAL=32;return returnCallback(wakeUp=>{const polls=[];if(socketd in PHPWASM.child_proc_by_fd){const procInfo=PHPWASM.child_proc_by_fd[socketd];if(procInfo.exited){wakeUp(0);return}polls.push(PHPWASM.awaitEvent(procInfo.stdout,"data"))}else if(FS.isSocket(FS.getStream(socketd)?.node.mode)){const sock=getSocketFromFD(socketd);if(!sock){wakeUp(0);return}const lookingFor=new Set;if(events&POLLIN||events&POLLPRI){if(sock.server){for(const client of sock.pending){if((client.recv_queue||[]).length>0){wakeUp(1);return}}}else if((sock.recv_queue||[]).length>0){wakeUp(1);return}}const webSockets=PHPWASM.getAllWebSockets(sock);if(!webSockets.length){wakeUp(0);return}for(const ws of webSockets){if(events&POLLIN||events&POLLPRI){polls.push(PHPWASM.awaitData(ws));lookingFor.add("POLLIN")}if(events&POLLOUT){polls.push(PHPWASM.awaitConnection(ws));lookingFor.add("POLLOUT")}if(events&POLLHUP){polls.push(PHPWASM.awaitClose(ws));lookingFor.add("POLLHUP")}if(events&POLLERR||events&POLLNVAL){polls.push(PHPWASM.awaitError(ws));lookingFor.add("POLLERR")}}}else{setTimeout(function(){wakeUp(1)},timeout);return}if(polls.length===0){console.warn("Unsupported poll event "+events+", defaulting to setTimeout().");setTimeout(function(){wakeUp(0)},timeout);return}const promises=polls.map(([promise])=>promise);const clearPolling=()=>polls.forEach(([,clear])=>clear());let awaken=false;let timeoutId;Promise.race(promises).then(function(results){if(!awaken){awaken=true;wakeUp(1);if(timeoutId){clearTimeout(timeoutId)}clearPolling()}});if(timeout!==-1){timeoutId=setTimeout(function(){if(!awaken){awaken=true;wakeUp(0);clearPolling()}},timeout)}})})}__asyncjs__wasm_poll_socket.sig="iiii";function __asyncjs__js_fd_read(fd,iov,iovcnt,pnum){return Asyncify.handleAsync(async()=>{const returnCallback=resolver=>new Promise(resolver);if(Asyncify?.State?.Normal===undefined||Asyncify?.state===Asyncify?.State?.Normal){var returnCode;var stream;let num=0;try{stream=SYSCALLS.getStreamFromFD(fd);const num=doReadv(stream,iov,iovcnt);HEAPU32[pnum>>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError")){throw e}if(e.errno!==6||!(stream?.fd in PHPWASM.child_proc_by_fd)){HEAPU32[pnum>>2]=0;return returnCode}}}return returnCallback(wakeUp=>{var retries=0;var interval=50;var timeout=5e3;var maxRetries=timeout/interval;function poll(){var returnCode;var stream;let num;try{stream=SYSCALLS.getStreamFromFD(fd);num=doReadv(stream,iov,iovcnt);returnCode=0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError")){console.error(e);throw e}returnCode=e.errno}const success=returnCode===0;const failure=++retries>maxRetries||!(fd in PHPWASM.child_proc_by_fd)||PHPWASM.child_proc_by_fd[fd]?.exited||FS.isClosed(stream);if(success){HEAPU32[pnum>>2]=num;wakeUp(0)}else if(failure){HEAPU32[pnum>>2]=0;wakeUp(returnCode===6?0:returnCode)}else{setTimeout(poll,interval)}}poll()})})}__asyncjs__js_fd_read.sig="iiiii";function __asyncjs__js_module_onMessage(data,response_buffer){return Asyncify.handleAsync(async()=>{if(Module["onMessage"]){const dataStr=UTF8ToString(data);return Module["onMessage"](dataStr).then(response=>{const responseBytes=typeof response==="string"?(new TextEncoder).encode(response):response;const responseSize=responseBytes.byteLength;const responsePtr=_malloc(responseSize+1);HEAPU8.set(responseBytes,responsePtr);HEAPU8[responsePtr+responseSize]=0;HEAPU8[response_buffer]=responsePtr;HEAPU8[response_buffer+1]=responsePtr>>8;HEAPU8[response_buffer+2]=responsePtr>>16;HEAPU8[response_buffer+3]=responsePtr>>24;return responseSize}).catch(e=>{console.error(e);return-1})}})}__asyncjs__js_module_onMessage.sig="iii";function ExitStatus(status){this.name="ExitStatus";this.message=`Program terminated with exit(${status})`;this.status=status}var callRuntimeCallbacks=callbacks=>{while(callbacks.length>0){callbacks.shift()(Module)}};var noExitRuntime=Module["noExitRuntime"]||false;function _SharpYuvConvert(){abort("missing function: SharpYuvConvert")}_SharpYuvConvert.stub=true;function _SharpYuvGetConversionMatrix(){abort("missing function: SharpYuvGetConversionMatrix")}_SharpYuvGetConversionMatrix.stub=true;function _SharpYuvInit(){abort("missing function: SharpYuvInit")}_SharpYuvInit.stub=true;var UTF8Decoder=typeof TextDecoder!="undefined"?new TextDecoder("utf8"):undefined;var UTF8ArrayToString=(heapOrArray,idx,maxBytesToRead)=>{var endIdx=idx+maxBytesToRead;var endPtr=idx;while(heapOrArray[endPtr]&&!(endPtr>=endIdx))++endPtr;if(endPtr-idx>16&&heapOrArray.buffer&&UTF8Decoder){return UTF8Decoder.decode(heapOrArray.subarray(idx,endPtr))}var str="";while(idx>10,56320|ch&1023)}}return str};var UTF8ToString=(ptr,maxBytesToRead)=>ptr?UTF8ArrayToString(HEAPU8,ptr,maxBytesToRead):"";Module["UTF8ToString"]=UTF8ToString;var ___assert_fail=(condition,filename,line,func)=>{abort(`Assertion failed: ${UTF8ToString(condition)}, at: `+[filename?UTF8ToString(filename):"unknown filename",line,func?UTF8ToString(func):"unknown function"])};var wasmTableMirror=[];var wasmTable;var getWasmTableEntry=funcPtr=>{var func=wasmTableMirror[funcPtr];if(!func){if(funcPtr>=wasmTableMirror.length)wasmTableMirror.length=funcPtr+1;wasmTableMirror[funcPtr]=func=wasmTable.get(funcPtr);if(Asyncify.isAsyncExport(func)){wasmTableMirror[funcPtr]=func=Asyncify.makeAsyncFunction(func)}}return func};var ___call_sighandler=(fp,sig)=>getWasmTableEntry(fp)(sig);var initRandomFill=()=>{if(typeof crypto=="object"&&typeof crypto["getRandomValues"]=="function"){return view=>crypto.getRandomValues(view)}else abort("initRandomDevice")};var randomFill=view=>(randomFill=initRandomFill())(view);var PATH={isAbs:path=>path.charAt(0)==="/",splitPath:filename=>{var splitPathRe=/^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/;return splitPathRe.exec(filename).slice(1)},normalizeArray:(parts,allowAboveRoot)=>{var up=0;for(var i=parts.length-1;i>=0;i--){var last=parts[i];if(last==="."){parts.splice(i,1)}else if(last===".."){parts.splice(i,1);up++}else if(up){parts.splice(i,1);up--}}if(allowAboveRoot){for(;up;up--){parts.unshift("..")}}return parts},normalize:path=>{var isAbsolute=PATH.isAbs(path),trailingSlash=path.substr(-1)==="/";path=PATH.normalizeArray(path.split("/").filter(p=>!!p),!isAbsolute).join("/");if(!path&&!isAbsolute){path="."}if(path&&trailingSlash){path+="/"}return(isAbsolute?"/":"")+path},dirname:path=>{var result=PATH.splitPath(path),root=result[0],dir=result[1];if(!root&&!dir){return"."}if(dir){dir=dir.substr(0,dir.length-1)}return root+dir},basename:path=>{if(path==="/")return"/";path=PATH.normalize(path);path=path.replace(/\/$/,"");var lastSlash=path.lastIndexOf("/");if(lastSlash===-1)return path;return path.substr(lastSlash+1)},join:(...paths)=>PATH.normalize(paths.join("/")),join2:(l,r)=>PATH.normalize(l+"/"+r)};var PATH_FS={resolve:(...args)=>{var resolvedPath="",resolvedAbsolute=false;for(var i=args.length-1;i>=-1&&!resolvedAbsolute;i--){var path=i>=0?args[i]:FS.cwd();if(typeof path!="string"){throw new TypeError("Arguments to path.resolve must be strings")}else if(!path){return""}resolvedPath=path+"/"+resolvedPath;resolvedAbsolute=PATH.isAbs(path)}resolvedPath=PATH.normalizeArray(resolvedPath.split("/").filter(p=>!!p),!resolvedAbsolute).join("/");return(resolvedAbsolute?"/":"")+resolvedPath||"."},relative:(from,to)=>{from=PATH_FS.resolve(from).substr(1);to=PATH_FS.resolve(to).substr(1);function trim(arr){var start=0;for(;start=0;end--){if(arr[end]!=="")break}if(start>end)return[];return arr.slice(start,end-start+1)}var fromParts=trim(from.split("/"));var toParts=trim(to.split("/"));var length=Math.min(fromParts.length,toParts.length);var samePartsLength=length;for(var i=0;i{var len=0;for(var i=0;i=55296&&c<=57343){len+=4;++i}else{len+=3}}return len};Module["lengthBytesUTF8"]=lengthBytesUTF8;var stringToUTF8Array=(str,heap,outIdx,maxBytesToWrite)=>{if(!(maxBytesToWrite>0))return 0;var startIdx=outIdx;var endIdx=outIdx+maxBytesToWrite-1;for(var i=0;i=55296&&u<=57343){var u1=str.charCodeAt(++i);u=65536+((u&1023)<<10)|u1&1023}if(u<=127){if(outIdx>=endIdx)break;heap[outIdx++]=u}else if(u<=2047){if(outIdx+1>=endIdx)break;heap[outIdx++]=192|u>>6;heap[outIdx++]=128|u&63}else if(u<=65535){if(outIdx+2>=endIdx)break;heap[outIdx++]=224|u>>12;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}else{if(outIdx+3>=endIdx)break;heap[outIdx++]=240|u>>18;heap[outIdx++]=128|u>>12&63;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}}heap[outIdx]=0;return outIdx-startIdx};function intArrayFromString(stringy,dontAddNull,length){var len=length>0?length:lengthBytesUTF8(stringy)+1;var u8array=new Array(len);var numBytesWritten=stringToUTF8Array(stringy,u8array,0,u8array.length);if(dontAddNull)u8array.length=numBytesWritten;return u8array}var FS_stdin_getChar=()=>{if(!FS_stdin_getChar_buffer.length){var result=null;if(typeof window!="undefined"&&typeof window.prompt=="function"){result=window.prompt("Input: ");if(result!==null){result+="\n"}}else{}if(!result){return null}FS_stdin_getChar_buffer=intArrayFromString(result,true)}return FS_stdin_getChar_buffer.shift()};var TTY={ttys:[],init(){},shutdown(){},register(dev,ops){TTY.ttys[dev]={input:[],output:[],ops:ops};FS.registerDevice(dev,TTY.stream_ops)},stream_ops:{open(stream){var tty=TTY.ttys[stream.node.rdev];if(!tty){throw new FS.ErrnoError(43)}stream.tty=tty;stream.seekable=false},close(stream){stream.tty.ops.fsync(stream.tty)},fsync(stream){stream.tty.ops.fsync(stream.tty)},read(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.get_char){throw new FS.ErrnoError(60)}var bytesRead=0;for(var i=0;i0){out(UTF8ArrayToString(tty.output,0));tty.output=[]}},ioctl_tcgets(tty){return{c_iflag:25856,c_oflag:5,c_cflag:191,c_lflag:35387,c_cc:[3,28,127,21,4,0,1,0,17,19,26,0,18,15,23,22,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]}},ioctl_tcsets(tty,optional_actions,data){return 0},ioctl_tiocgwinsz(tty){return[24,80]}},default_tty1_ops:{put_char(tty,val){if(val===null||val===10){err(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}},fsync(tty){if(tty.output&&tty.output.length>0){err(UTF8ArrayToString(tty.output,0));tty.output=[]}}}};var zeroMemory=(address,size)=>{HEAPU8.fill(0,address,address+size);return address};var alignMemory=(size,alignment)=>Math.ceil(size/alignment)*alignment;var mmapAlloc=size=>{size=alignMemory(size,65536);var ptr=_emscripten_builtin_memalign(65536,size);if(!ptr)return 0;return zeroMemory(ptr,size)};var MEMFS={ops_table:null,mount(mount){return MEMFS.createNode(null,"/",16384|511,0)},createNode(parent,name,mode,dev){if(FS.isBlkdev(mode)||FS.isFIFO(mode)){throw new FS.ErrnoError(63)}MEMFS.ops_table||={dir:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,lookup:MEMFS.node_ops.lookup,mknod:MEMFS.node_ops.mknod,rename:MEMFS.node_ops.rename,unlink:MEMFS.node_ops.unlink,rmdir:MEMFS.node_ops.rmdir,readdir:MEMFS.node_ops.readdir,symlink:MEMFS.node_ops.symlink},stream:{llseek:MEMFS.stream_ops.llseek}},file:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:{llseek:MEMFS.stream_ops.llseek,read:MEMFS.stream_ops.read,write:MEMFS.stream_ops.write,allocate:MEMFS.stream_ops.allocate,mmap:MEMFS.stream_ops.mmap,msync:MEMFS.stream_ops.msync}},link:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,readlink:MEMFS.node_ops.readlink},stream:{}},chrdev:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:FS.chrdev_stream_ops}};var node=FS.createNode(parent,name,mode,dev);if(FS.isDir(node.mode)){node.node_ops=MEMFS.ops_table.dir.node;node.stream_ops=MEMFS.ops_table.dir.stream;node.contents={}}else if(FS.isFile(node.mode)){node.node_ops=MEMFS.ops_table.file.node;node.stream_ops=MEMFS.ops_table.file.stream;node.usedBytes=0;node.contents=null}else if(FS.isLink(node.mode)){node.node_ops=MEMFS.ops_table.link.node;node.stream_ops=MEMFS.ops_table.link.stream}else if(FS.isChrdev(node.mode)){node.node_ops=MEMFS.ops_table.chrdev.node;node.stream_ops=MEMFS.ops_table.chrdev.stream}node.timestamp=Date.now();if(parent){parent.contents[name]=node;parent.timestamp=node.timestamp}return node},getFileDataAsTypedArray(node){if(!node.contents)return new Uint8Array(0);if(node.contents.subarray)return node.contents.subarray(0,node.usedBytes);return new Uint8Array(node.contents)},expandFileStorage(node,newCapacity){var prevCapacity=node.contents?node.contents.length:0;if(prevCapacity>=newCapacity)return;var CAPACITY_DOUBLING_MAX=1024*1024;newCapacity=Math.max(newCapacity,prevCapacity*(prevCapacity>>0);if(prevCapacity!=0)newCapacity=Math.max(newCapacity,256);var oldContents=node.contents;node.contents=new Uint8Array(newCapacity);if(node.usedBytes>0)node.contents.set(oldContents.subarray(0,node.usedBytes),0)},resizeFileStorage(node,newSize){if(node.usedBytes==newSize)return;if(newSize==0){node.contents=null;node.usedBytes=0}else{var oldContents=node.contents;node.contents=new Uint8Array(newSize);if(oldContents){node.contents.set(oldContents.subarray(0,Math.min(newSize,node.usedBytes)))}node.usedBytes=newSize}},node_ops:{getattr(node){var attr={};attr.dev=FS.isChrdev(node.mode)?node.id:1;attr.ino=node.id;attr.mode=node.mode;attr.nlink=1;attr.uid=0;attr.gid=0;attr.rdev=node.rdev;if(FS.isDir(node.mode)){attr.size=4096}else if(FS.isFile(node.mode)){attr.size=node.usedBytes}else if(FS.isLink(node.mode)){attr.size=node.link.length}else{attr.size=0}attr.atime=new Date(node.timestamp);attr.mtime=new Date(node.timestamp);attr.ctime=new Date(node.timestamp);attr.blksize=4096;attr.blocks=Math.ceil(attr.size/attr.blksize);return attr},setattr(node,attr){if(attr.mode!==undefined){node.mode=attr.mode}if(attr.timestamp!==undefined){node.timestamp=attr.timestamp}if(attr.size!==undefined){MEMFS.resizeFileStorage(node,attr.size)}},lookup(parent,name){throw FS.genericErrors[44]},mknod(parent,name,mode,dev){return MEMFS.createNode(parent,name,mode,dev)},rename(old_node,new_dir,new_name){if(FS.isDir(old_node.mode)){var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(new_node){for(var i in new_node.contents){throw new FS.ErrnoError(55)}}}delete old_node.parent.contents[old_node.name];old_node.parent.timestamp=Date.now();old_node.name=new_name;new_dir.contents[new_name]=old_node;new_dir.timestamp=old_node.parent.timestamp},unlink(parent,name){delete parent.contents[name];parent.timestamp=Date.now()},rmdir(parent,name){var node=FS.lookupNode(parent,name);for(var i in node.contents){throw new FS.ErrnoError(55)}delete parent.contents[name];parent.timestamp=Date.now()},readdir(node){var entries=[".",".."];for(var key of Object.keys(node.contents)){entries.push(key)}return entries},symlink(parent,newname,oldpath){var node=MEMFS.createNode(parent,newname,511|40960,0);node.link=oldpath;return node},readlink(node){if(!FS.isLink(node.mode)){throw new FS.ErrnoError(28)}return node.link}},stream_ops:{read(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=stream.node.usedBytes)return 0;var size=Math.min(stream.node.usedBytes-position,length);if(size>8&&contents.subarray){buffer.set(contents.subarray(position,position+size),offset)}else{for(var i=0;i0||position+length{var dep=!noRunDep?getUniqueRunDependency(`al ${url}`):"";readAsync(url,arrayBuffer=>{onload(new Uint8Array(arrayBuffer));if(dep)removeRunDependency(dep)},event=>{if(onerror){onerror()}else{throw`Loading data file "${url}" failed.`}});if(dep)addRunDependency(dep)};var FS_createDataFile=(parent,name,fileData,canRead,canWrite,canOwn)=>{FS.createDataFile(parent,name,fileData,canRead,canWrite,canOwn)};var preloadPlugins=Module["preloadPlugins"]||[];var FS_handledByPreloadPlugin=(byteArray,fullname,finish,onerror)=>{if(typeof Browser!="undefined")Browser.init();var handled=false;preloadPlugins.forEach(plugin=>{if(handled)return;if(plugin["canHandle"](fullname)){plugin["handle"](byteArray,fullname,finish,onerror);handled=true}});return handled};var FS_createPreloadedFile=(parent,name,url,canRead,canWrite,onload,onerror,dontCreateFile,canOwn,preFinish)=>{var fullname=name?PATH_FS.resolve(PATH.join2(parent,name)):parent;var dep=getUniqueRunDependency(`cp ${fullname}`);function processData(byteArray){function finish(byteArray){preFinish?.();if(!dontCreateFile){FS_createDataFile(parent,name,byteArray,canRead,canWrite,canOwn)}onload?.();removeRunDependency(dep)}if(FS_handledByPreloadPlugin(byteArray,fullname,finish,()=>{onerror?.();removeRunDependency(dep)})){return}finish(byteArray)}addRunDependency(dep);if(typeof url=="string"){asyncLoad(url,processData,onerror)}else{processData(url)}};var FS_modeStringToFlags=str=>{var flagModes={r:0,"r+":2,w:512|64|1,"w+":512|64|2,a:1024|64|1,"a+":1024|64|2};var flags=flagModes[str];if(typeof flags=="undefined"){throw new Error(`Unknown file open mode: ${str}`)}return flags};var FS_getMode=(canRead,canWrite)=>{var mode=0;if(canRead)mode|=292|73;if(canWrite)mode|=146;return mode};var ERRNO_CODES={EPERM:63,ENOENT:44,ESRCH:71,EINTR:27,EIO:29,ENXIO:60,E2BIG:1,ENOEXEC:45,EBADF:8,ECHILD:12,EAGAIN:6,EWOULDBLOCK:6,ENOMEM:48,EACCES:2,EFAULT:21,ENOTBLK:105,EBUSY:10,EEXIST:20,EXDEV:75,ENODEV:43,ENOTDIR:54,EISDIR:31,EINVAL:28,ENFILE:41,EMFILE:33,ENOTTY:59,ETXTBSY:74,EFBIG:22,ENOSPC:51,ESPIPE:70,EROFS:69,EMLINK:34,EPIPE:64,EDOM:18,ERANGE:68,ENOMSG:49,EIDRM:24,ECHRNG:106,EL2NSYNC:156,EL3HLT:107,EL3RST:108,ELNRNG:109,EUNATCH:110,ENOCSI:111,EL2HLT:112,EDEADLK:16,ENOLCK:46,EBADE:113,EBADR:114,EXFULL:115,ENOANO:104,EBADRQC:103,EBADSLT:102,EDEADLOCK:16,EBFONT:101,ENOSTR:100,ENODATA:116,ETIME:117,ENOSR:118,ENONET:119,ENOPKG:120,EREMOTE:121,ENOLINK:47,EADV:122,ESRMNT:123,ECOMM:124,EPROTO:65,EMULTIHOP:36,EDOTDOT:125,EBADMSG:9,ENOTUNIQ:126,EBADFD:127,EREMCHG:128,ELIBACC:129,ELIBBAD:130,ELIBSCN:131,ELIBMAX:132,ELIBEXEC:133,ENOSYS:52,ENOTEMPTY:55,ENAMETOOLONG:37,ELOOP:32,EOPNOTSUPP:138,EPFNOSUPPORT:139,ECONNRESET:15,ENOBUFS:42,EAFNOSUPPORT:5,EPROTOTYPE:67,ENOTSOCK:57,ENOPROTOOPT:50,ESHUTDOWN:140,ECONNREFUSED:14,EADDRINUSE:3,ECONNABORTED:13,ENETUNREACH:40,ENETDOWN:38,ETIMEDOUT:73,EHOSTDOWN:142,EHOSTUNREACH:23,EINPROGRESS:26,EALREADY:7,EDESTADDRREQ:17,EMSGSIZE:35,EPROTONOSUPPORT:66,ESOCKTNOSUPPORT:137,EADDRNOTAVAIL:4,ENETRESET:39,EISCONN:30,ENOTCONN:53,ETOOMANYREFS:141,EUSERS:136,EDQUOT:19,ESTALE:72,ENOTSUP:138,ENOMEDIUM:148,EILSEQ:25,EOVERFLOW:61,ECANCELED:11,ENOTRECOVERABLE:56,EOWNERDEAD:62,ESTRPIPE:135};var PROXYFS={mount(mount){return PROXYFS.createNode(null,"/",mount.opts.fs.lstat(mount.opts.root).mode,0)},createNode(parent,name,mode,dev){if(!FS.isDir(mode)&&!FS.isFile(mode)&&!FS.isLink(mode)){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}var node=FS.createNode(parent,name,mode);node.node_ops=PROXYFS.node_ops;node.stream_ops=PROXYFS.stream_ops;return node},realPath(node){var parts=[];while(node.parent!==node){parts.push(node.name);node=node.parent}parts.push(node.mount.opts.root);parts.reverse();return PATH.join(...parts)},node_ops:{getattr(node){var path=PROXYFS.realPath(node);var stat;try{stat=node.mount.opts.fs.lstat(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return{dev:stat.dev,ino:stat.ino,mode:stat.mode,nlink:stat.nlink,uid:stat.uid,gid:stat.gid,rdev:stat.rdev,size:stat.size,atime:stat.atime,mtime:stat.mtime,ctime:stat.ctime,blksize:stat.blksize,blocks:stat.blocks}},setattr(node,attr){var path=PROXYFS.realPath(node);try{if(attr.mode!==undefined){node.mount.opts.fs.chmod(path,attr.mode);node.mode=attr.mode}if(attr.timestamp!==undefined){var date=new Date(attr.timestamp);node.mount.opts.fs.utime(path,date,date)}if(attr.size!==undefined){node.mount.opts.fs.truncate(path,attr.size)}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},lookup(parent,name){try{var path=PATH.join2(PROXYFS.realPath(parent),name);var mode=parent.mount.opts.fs.lstat(path).mode;var node=PROXYFS.createNode(parent,name,mode);return node}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},mknod(parent,name,mode,dev){var node=PROXYFS.createNode(parent,name,mode,dev);var path=PROXYFS.realPath(node);try{if(FS.isDir(node.mode)){node.mount.opts.fs.mkdir(path,node.mode)}else{node.mount.opts.fs.writeFile(path,"",{mode:node.mode})}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return node},rename(oldNode,newDir,newName){var oldPath=PROXYFS.realPath(oldNode);var newPath=PATH.join2(PROXYFS.realPath(newDir),newName);try{oldNode.mount.opts.fs.rename(oldPath,newPath);oldNode.name=newName}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},unlink(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.unlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},rmdir(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.rmdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readdir(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},symlink(parent,newName,oldPath){var newPath=PATH.join2(PROXYFS.realPath(parent),newName);try{parent.mount.opts.fs.symlink(oldPath,newPath)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readlink(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}}},stream_ops:{open(stream){var path=PROXYFS.realPath(stream.node);try{stream.nfd=stream.node.mount.opts.fs.open(path,stream.flags)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},close(stream){try{stream.node.mount.opts.fs.close(stream.nfd)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},read(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.read(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},write(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.write(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},llseek(stream,offset,whence){var position=offset;if(whence===1){position+=stream.position}else if(whence===2){if(FS.isFile(stream.node.mode)){try{var stat=stream.node.node_ops.getattr(stream.node);position+=stat.size}catch(e){throw new FS.ErrnoError(ERRNO_CODES[e.code])}}}if(position<0){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}return position}}};var FS={root:null,mounts:[],devices:{},streams:[],nextInode:1,nameTable:null,currentPath:"/",initialized:false,ignorePermissions:true,ErrnoError:class{constructor(errno){this.name="ErrnoError";this.errno=errno}},genericErrors:{},filesystems:null,syncFSRequests:0,FSStream:class{constructor(){this.shared={}}get object(){return this.node}set object(val){this.node=val}get isRead(){return(this.flags&2097155)!==1}get isWrite(){return(this.flags&2097155)!==0}get isAppend(){return this.flags&1024}get flags(){return this.shared.flags}set flags(val){this.shared.flags=val}get position(){return this.shared.position}set position(val){this.shared.position=val}},FSNode:class{constructor(parent,name,mode,rdev){if(!parent){parent=this}this.parent=parent;this.mount=parent.mount;this.mounted=null;this.id=FS.nextInode++;this.name=name;this.mode=mode;this.node_ops={};this.stream_ops={};this.rdev=rdev;this.readMode=292|73;this.writeMode=146}get read(){return(this.mode&this.readMode)===this.readMode}set read(val){val?this.mode|=this.readMode:this.mode&=~this.readMode}get write(){return(this.mode&this.writeMode)===this.writeMode}set write(val){val?this.mode|=this.writeMode:this.mode&=~this.writeMode}get isFolder(){return FS.isDir(this.mode)}get isDevice(){return FS.isChrdev(this.mode)}},lookupPath(path,opts={}){path=PATH_FS.resolve(path);if(!path)return{path:"",node:null};var defaults={follow_mount:true,recurse_count:0};opts=Object.assign(defaults,opts);if(opts.recurse_count>8){throw new FS.ErrnoError(32)}var parts=path.split("/").filter(p=>!!p);var current=FS.root;var current_path="/";for(var i=0;i40){throw new FS.ErrnoError(32)}}}}return{path:current_path,node:current}},getPath(node){var path;while(true){if(FS.isRoot(node)){var mount=node.mount.mountpoint;if(!path)return mount;return mount[mount.length-1]!=="/"?`${mount}/${path}`:mount+path}path=path?`${node.name}/${path}`:node.name;node=node.parent}},hashName(parentid,name){var hash=0;for(var i=0;i>>0)%FS.nameTable.length},hashAddNode(node){var hash=FS.hashName(node.parent.id,node.name);node.name_next=FS.nameTable[hash];FS.nameTable[hash]=node},hashRemoveNode(node){var hash=FS.hashName(node.parent.id,node.name);if(FS.nameTable[hash]===node){FS.nameTable[hash]=node.name_next}else{var current=FS.nameTable[hash];while(current){if(current.name_next===node){current.name_next=node.name_next;break}current=current.name_next}}},lookupNode(parent,name){var errCode=FS.mayLookup(parent);if(errCode){throw new FS.ErrnoError(errCode)}var hash=FS.hashName(parent.id,name);for(var node=FS.nameTable[hash];node;node=node.name_next){var nodeName=node.name;if(node.parent.id===parent.id&&nodeName===name){return node}}return FS.lookup(parent,name)},createNode(parent,name,mode,rdev){var node=new FS.FSNode(parent,name,mode,rdev);FS.hashAddNode(node);return node},destroyNode(node){FS.hashRemoveNode(node)},isRoot(node){return node===node.parent},isMountpoint(node){return!!node.mounted},isFile(mode){return(mode&61440)===32768},isDir(mode){return(mode&61440)===16384},isLink(mode){return(mode&61440)===40960},isChrdev(mode){return(mode&61440)===8192},isBlkdev(mode){return(mode&61440)===24576},isFIFO(mode){return(mode&61440)===4096},isSocket(mode){return(mode&49152)===49152},flagsToPermissionString(flag){var perms=["r","w","rw"][flag&3];if(flag&512){perms+="w"}return perms},nodePermissions(node,perms){if(FS.ignorePermissions){return 0}if(perms.includes("r")&&!(node.mode&292)){return 2}else if(perms.includes("w")&&!(node.mode&146)){return 2}else if(perms.includes("x")&&!(node.mode&73)){return 2}return 0},mayLookup(dir){if(!FS.isDir(dir.mode))return 54;var errCode=FS.nodePermissions(dir,"x");if(errCode)return errCode;if(!dir.node_ops.lookup)return 2;return 0},mayCreate(dir,name){try{var node=FS.lookupNode(dir,name);return 20}catch(e){}return FS.nodePermissions(dir,"wx")},mayDelete(dir,name,isdir){var node;try{node=FS.lookupNode(dir,name)}catch(e){return e.errno}var errCode=FS.nodePermissions(dir,"wx");if(errCode){return errCode}if(isdir){if(!FS.isDir(node.mode)){return 54}if(FS.isRoot(node)||FS.getPath(node)===FS.cwd()){return 10}}else{if(FS.isDir(node.mode)){return 31}}return 0},mayOpen(node,flags){if(!node){return 44}if(FS.isLink(node.mode)){return 32}else if(FS.isDir(node.mode)){if(FS.flagsToPermissionString(flags)!=="r"||flags&512){return 31}}return FS.nodePermissions(node,FS.flagsToPermissionString(flags))},MAX_OPEN_FDS:4096,nextfd(){for(var fd=0;fd<=FS.MAX_OPEN_FDS;fd++){if(!FS.streams[fd]){return fd}}throw new FS.ErrnoError(33)},getStreamChecked(fd){var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}return stream},getStream:fd=>FS.streams[fd],createStream(stream,fd=-1){stream=Object.assign(new FS.FSStream,stream);if(fd==-1){fd=FS.nextfd()}stream.fd=fd;FS.streams[fd]=stream;return stream},closeStream(fd){FS.streams[fd]=null},dupStream(origStream,fd=-1){var stream=FS.createStream(origStream,fd);stream.stream_ops?.dup?.(stream);return stream},chrdev_stream_ops:{open(stream){var device=FS.getDevice(stream.node.rdev);stream.stream_ops=device.stream_ops;stream.stream_ops.open?.(stream)},llseek(){throw new FS.ErrnoError(70)}},major:dev=>dev>>8,minor:dev=>dev&255,makedev:(ma,mi)=>ma<<8|mi,registerDevice(dev,ops){FS.devices[dev]={stream_ops:ops}},getDevice:dev=>FS.devices[dev],getMounts(mount){var mounts=[];var check=[mount];while(check.length){var m=check.pop();mounts.push(m);check.push(...m.mounts)}return mounts},syncfs(populate,callback){if(typeof populate=="function"){callback=populate;populate=false}FS.syncFSRequests++;if(FS.syncFSRequests>1){err(`warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work`)}var mounts=FS.getMounts(FS.root.mount);var completed=0;function doCallback(errCode){FS.syncFSRequests--;return callback(errCode)}function done(errCode){if(errCode){if(!done.errored){done.errored=true;return doCallback(errCode)}return}if(++completed>=mounts.length){doCallback(null)}}mounts.forEach(mount=>{if(!mount.type.syncfs){return done(null)}mount.type.syncfs(mount,populate,done)})},mount(type,opts,mountpoint){var root=mountpoint==="/";var pseudo=!mountpoint;var node;if(root&&FS.root){throw new FS.ErrnoError(10)}else if(!root&&!pseudo){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});mountpoint=lookup.path;node=lookup.node;if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}if(!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}}var mount={type:type,opts:opts,mountpoint:mountpoint,mounts:[]};var mountRoot=type.mount(mount);mountRoot.mount=mount;mount.root=mountRoot;if(root){FS.root=mountRoot}else if(node){node.mounted=mount;if(node.mount){node.mount.mounts.push(mount)}}return mountRoot},unmount(mountpoint){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});if(!FS.isMountpoint(lookup.node)){throw new FS.ErrnoError(28)}var node=lookup.node;var mount=node.mounted;var mounts=FS.getMounts(mount);Object.keys(FS.nameTable).forEach(hash=>{var current=FS.nameTable[hash];while(current){var next=current.name_next;if(mounts.includes(current.mount)){FS.destroyNode(current)}current=next}});node.mounted=null;var idx=node.mount.mounts.indexOf(mount);node.mount.mounts.splice(idx,1)},lookup(parent,name){return parent.node_ops.lookup(parent,name)},mknod(path,mode,dev){var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);if(!name||name==="."||name===".."){throw new FS.ErrnoError(28)}var errCode=FS.mayCreate(parent,name);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.mknod){throw new FS.ErrnoError(63)}return parent.node_ops.mknod(parent,name,mode,dev)},create(path,mode){mode=mode!==undefined?mode:438;mode&=4095;mode|=32768;return FS.mknod(path,mode,0)},mkdir(path,mode){mode=mode!==undefined?mode:511;mode&=511|512;mode|=16384;return FS.mknod(path,mode,0)},mkdirTree(path,mode){var dirs=path.split("/");var d="";for(var i=0;iFS.currentPath,chdir(path){var lookup=FS.lookupPath(path,{follow:true});if(lookup.node===null){throw new FS.ErrnoError(44)}if(!FS.isDir(lookup.node.mode)){throw new FS.ErrnoError(54)}var errCode=FS.nodePermissions(lookup.node,"x");if(errCode){throw new FS.ErrnoError(errCode)}FS.currentPath=lookup.path},createDefaultDirectories(){FS.mkdir("/tmp");FS.mkdir("/home");FS.mkdir("/home/web_user")},createDefaultDevices(){FS.mkdir("/dev");FS.registerDevice(FS.makedev(1,3),{read:()=>0,write:(stream,buffer,offset,length,pos)=>length});FS.mkdev("/dev/null",FS.makedev(1,3));TTY.register(FS.makedev(5,0),TTY.default_tty_ops);TTY.register(FS.makedev(6,0),TTY.default_tty1_ops);FS.mkdev("/dev/tty",FS.makedev(5,0));FS.mkdev("/dev/tty1",FS.makedev(6,0));var randomBuffer=new Uint8Array(1024),randomLeft=0;var randomByte=()=>{if(randomLeft===0){randomLeft=randomFill(randomBuffer).byteLength}return randomBuffer[--randomLeft]};FS.createDevice("/dev","random",randomByte);FS.createDevice("/dev","urandom",randomByte);FS.mkdir("/dev/shm");FS.mkdir("/dev/shm/tmp")},createSpecialDirectories(){FS.mkdir("/proc");var proc_self=FS.mkdir("/proc/self");FS.mkdir("/proc/self/fd");FS.mount({mount(){var node=FS.createNode(proc_self,"fd",16384|511,73);node.node_ops={lookup(parent,name){var fd=+name;var stream=FS.getStreamChecked(fd);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}};return node}},{},"/proc/self/fd")},createStandardStreams(){if(Module["stdin"]){FS.createDevice("/dev","stdin",Module["stdin"])}else{FS.symlink("/dev/tty","/dev/stdin")}if(Module["stdout"]){FS.createDevice("/dev","stdout",null,Module["stdout"])}else{FS.symlink("/dev/tty","/dev/stdout")}if(Module["stderr"]){FS.createDevice("/dev","stderr",null,Module["stderr"])}else{FS.symlink("/dev/tty1","/dev/stderr")}var stdin=FS.open("/dev/stdin",0);var stdout=FS.open("/dev/stdout",1);var stderr=FS.open("/dev/stderr",1)},staticInit(){[44].forEach(code=>{FS.genericErrors[code]=new FS.ErrnoError(code);FS.genericErrors[code].stack=""});FS.nameTable=new Array(4096);FS.mount(MEMFS,{},"/");FS.createDefaultDirectories();FS.createDefaultDevices();FS.createSpecialDirectories();FS.filesystems={MEMFS:MEMFS,PROXYFS:PROXYFS}},init(input,output,error){FS.init.initialized=true;Module["stdin"]=input||Module["stdin"];Module["stdout"]=output||Module["stdout"];Module["stderr"]=error||Module["stderr"];FS.createStandardStreams()},quit(){FS.init.initialized=false;_fflush(0);for(var i=0;ithis.length-1||idx<0){return undefined}var chunkOffset=idx%this.chunkSize;var chunkNum=idx/this.chunkSize|0;return this.getter(chunkNum)[chunkOffset]}setDataGetter(getter){this.getter=getter}cacheLength(){var xhr=new XMLHttpRequest;xhr.open("HEAD",url,false);xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);var datalength=Number(xhr.getResponseHeader("Content-length"));var header;var hasByteServing=(header=xhr.getResponseHeader("Accept-Ranges"))&&header==="bytes";var usesGzip=(header=xhr.getResponseHeader("Content-Encoding"))&&header==="gzip";var chunkSize=1024*1024;if(!hasByteServing)chunkSize=datalength;var doXHR=(from,to)=>{if(from>to)throw new Error("invalid range ("+from+", "+to+") or no bytes requested!");if(to>datalength-1)throw new Error("only "+datalength+" bytes available! programmer error!");var xhr=new XMLHttpRequest;xhr.open("GET",url,false);if(datalength!==chunkSize)xhr.setRequestHeader("Range","bytes="+from+"-"+to);xhr.responseType="arraybuffer";if(xhr.overrideMimeType){xhr.overrideMimeType("text/plain; charset=x-user-defined")}xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);if(xhr.response!==undefined){return new Uint8Array(xhr.response||[])}return intArrayFromString(xhr.responseText||"",true)};var lazyArray=this;lazyArray.setDataGetter(chunkNum=>{var start=chunkNum*chunkSize;var end=(chunkNum+1)*chunkSize-1;end=Math.min(end,datalength-1);if(typeof lazyArray.chunks[chunkNum]=="undefined"){lazyArray.chunks[chunkNum]=doXHR(start,end)}if(typeof lazyArray.chunks[chunkNum]=="undefined")throw new Error("doXHR failed!");return lazyArray.chunks[chunkNum]});if(usesGzip||!datalength){chunkSize=datalength=1;datalength=this.getter(0).length;chunkSize=datalength;out("LazyFiles on gzip forces download of the whole file when length is accessed")}this._length=datalength;this._chunkSize=chunkSize;this.lengthKnown=true}get length(){if(!this.lengthKnown){this.cacheLength()}return this._length}get chunkSize(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}}if(typeof XMLHttpRequest!="undefined"){if(!ENVIRONMENT_IS_WORKER)throw"Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc";var lazyArray=new LazyUint8Array;var properties={isDevice:false,contents:lazyArray}}else{var properties={isDevice:false,url:url}}var node=FS.createFile(parent,name,properties,canRead,canWrite);if(properties.contents){node.contents=properties.contents}else if(properties.url){node.contents=null;node.url=properties.url}Object.defineProperties(node,{usedBytes:{get:function(){return this.contents.length}}});var stream_ops={};var keys=Object.keys(node.stream_ops);keys.forEach(key=>{var fn=node.stream_ops[key];stream_ops[key]=(...args)=>{FS.forceLoadFile(node);return fn(...args)}});function writeChunks(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=contents.length)return 0;var size=Math.min(contents.length-position,length);if(contents.slice){for(var i=0;i{FS.forceLoadFile(node);return writeChunks(stream,buffer,offset,length,position)};stream_ops.mmap=(stream,length,position,prot,flags)=>{FS.forceLoadFile(node);var ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}writeChunks(stream,HEAP8,ptr,length,position);return{ptr:ptr,allocated:true}};node.stream_ops=stream_ops;return node}};Module["FS"]=FS;var SOCKFS={mount(mount){Module["websocket"]=Module["websocket"]&&"object"===typeof Module["websocket"]?Module["websocket"]:{};Module["websocket"]._callbacks={};Module["websocket"]["on"]=function(event,callback){if("function"===typeof callback){this._callbacks[event]=callback}return this};Module["websocket"].emit=function(event,param){if("function"===typeof this._callbacks[event]){this._callbacks[event].call(this,param)}};return FS.createNode(null,"/",16384|511,0)},createSocket(family,type,protocol){type&=~526336;var streaming=type==1;if(streaming&&protocol&&protocol!=6){throw new FS.ErrnoError(66)}var sock={family:family,type:type,protocol:protocol,server:null,error:null,peers:{},pending:[],recv_queue:[],sock_ops:SOCKFS.websocket_sock_ops};var name=SOCKFS.nextname();var node=FS.createNode(SOCKFS.root,name,49152,0);node.sock=sock;var stream=FS.createStream({path:name,node:node,flags:2,seekable:false,stream_ops:SOCKFS.stream_ops});sock.stream=stream;return sock},getSocket(fd){var stream=FS.getStream(fd);if(!stream||!FS.isSocket(stream.node.mode)){return null}return stream.node.sock},stream_ops:{poll(stream){var sock=stream.node.sock;return sock.sock_ops.poll(sock)},ioctl(stream,request,varargs){var sock=stream.node.sock;return sock.sock_ops.ioctl(sock,request,varargs)},read(stream,buffer,offset,length,position){var sock=stream.node.sock;var msg=sock.sock_ops.recvmsg(sock,length);if(!msg){return 0}buffer.set(msg.buffer,offset);return msg.buffer.length},write(stream,buffer,offset,length,position){var sock=stream.node.sock;return sock.sock_ops.sendmsg(sock,buffer,offset,length)},close(stream){var sock=stream.node.sock;sock.sock_ops.close(sock)}},nextname(){if(!SOCKFS.nextname.current){SOCKFS.nextname.current=0}return"socket["+SOCKFS.nextname.current+++"]"},websocket_sock_ops:{createPeer(sock,addr,port){var ws;if(typeof addr=="object"){ws=addr;addr=null;port=null}if(ws){if(ws._socket){addr=ws._socket.remoteAddress;port=ws._socket.remotePort}else{var result=/ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url);if(!result){throw new Error("WebSocket URL must be in the format ws(s)://address:port")}addr=result[1];port=parseInt(result[2],10)}}else{try{var runtimeConfig=Module["websocket"]&&"object"===typeof Module["websocket"];var url="ws:#".replace("#","//");if(runtimeConfig){if("function"===typeof Module["websocket"]["url"]) { -url = Module["websocket"]["url"](...arguments); -}else if ("string" === typeof Module["websocket"]["url"]){url=Module["websocket"]["url"]}}if(url==="ws://"||url==="wss://"){var parts=addr.split("/");url=url+parts[0]+":"+port+"/"+parts.slice(1).join("/")}var subProtocols="binary";if(runtimeConfig){if("string"===typeof Module["websocket"]["subprotocol"]){subProtocols=Module["websocket"]["subprotocol"]}}var opts=undefined;if(subProtocols!=="null"){subProtocols=subProtocols.replace(/^ +| +$/g,"").split(/ *, */);opts=subProtocols}if(runtimeConfig&&null===Module["websocket"]["subprotocol"]){subProtocols="null";opts=undefined}var WebSocketConstructor;{WebSocketConstructor=WebSocket}if (Module['websocket']['decorator']) {WebSocketConstructor = Module['websocket']['decorator'](WebSocketConstructor);}ws = new WebSocketConstructor(url,opts);ws.binaryType="arraybuffer"}catch(e){throw new FS.ErrnoError(23)}}var peer={addr:addr,port:port,socket:ws,dgram_send_queue:[]};SOCKFS.websocket_sock_ops.addPeer(sock,peer);SOCKFS.websocket_sock_ops.handlePeerEvents(sock,peer);if(sock.type===2&&typeof sock.sport!="undefined"){peer.dgram_send_queue.push(new Uint8Array([255,255,255,255,"p".charCodeAt(0),"o".charCodeAt(0),"r".charCodeAt(0),"t".charCodeAt(0),(sock.sport&65280)>>8,sock.sport&255]))}return peer},getPeer(sock,addr,port){return sock.peers[addr+":"+port]},addPeer(sock,peer){sock.peers[peer.addr+":"+peer.port]=peer},removePeer(sock,peer){delete sock.peers[peer.addr+":"+peer.port]},handlePeerEvents(sock,peer){var first=true;var handleOpen=function(){Module["websocket"].emit("open",sock.stream.fd);try{var queued=peer.dgram_send_queue.shift();while(queued){peer.socket.send(queued);queued=peer.dgram_send_queue.shift()}}catch(e){peer.socket.close()}};function handleMessage(data){if(typeof data=="string"){var encoder=new TextEncoder;data=encoder.encode(data)}else{assert(data.byteLength!==undefined);if(data.byteLength==0){return}data=new Uint8Array(data)}var wasfirst=first;first=false;if(wasfirst&&data.length===10&&data[0]===255&&data[1]===255&&data[2]===255&&data[3]===255&&data[4]==="p".charCodeAt(0)&&data[5]==="o".charCodeAt(0)&&data[6]==="r".charCodeAt(0)&&data[7]==="t".charCodeAt(0)){var newport=data[8]<<8|data[9];SOCKFS.websocket_sock_ops.removePeer(sock,peer);peer.port=newport;SOCKFS.websocket_sock_ops.addPeer(sock,peer);return}sock.recv_queue.push({addr:peer.addr,port:peer.port,data:data});Module["websocket"].emit("message",sock.stream.fd)}if(ENVIRONMENT_IS_NODE){peer.socket.on("open",handleOpen);peer.socket.on("message",function(data,isBinary){if(!isBinary){return}handleMessage(new Uint8Array(data).buffer)});peer.socket.on("close",function(){Module["websocket"].emit("close",sock.stream.fd)});peer.socket.on("error",function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])})}else{peer.socket.onopen=handleOpen;peer.socket.onclose=function(){Module["websocket"].emit("close",sock.stream.fd)};peer.socket.onmessage=function peer_socket_onmessage(event){handleMessage(event.data)};peer.socket.onerror=function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])}}},poll(sock){if(sock.type===1&&sock.server){return sock.pending.length?64|1:0}var mask=0;var dest=sock.type===1?SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport):null;if(sock.recv_queue.length||!dest||dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=64|1}if(!dest||dest&&dest.socket.readyState===dest.socket.OPEN){mask|=4}if(dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=16}return mask},ioctl(sock,request,arg){switch(request){case 21531:var bytes=0;if(sock.recv_queue.length){bytes=sock.recv_queue[0].data.length}HEAP32[arg>>2]=bytes;return 0;default:return 28}},close(sock){if(sock.server){try{sock.server.close()}catch(e){}sock.server=null}var peers=Object.keys(sock.peers);for(var i=0;i{var socket=SOCKFS.getSocket(fd);if(!socket)throw new FS.ErrnoError(8);return socket};var inetPton4=str=>{var b=str.split(".");for(var i=0;i<4;i++){var tmp=Number(b[i]);if(isNaN(tmp))return null;b[i]=tmp}return(b[0]|b[1]<<8|b[2]<<16|b[3]<<24)>>>0};var jstoi_q=str=>parseInt(str);var inetPton6=str=>{var words;var w,offset,z;var valid6regx=/^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i;var parts=[];if(!valid6regx.test(str)){return null}if(str==="::"){return[0,0,0,0,0,0,0,0]}if(str.startsWith("::")){str=str.replace("::","Z:")}else{str=str.replace("::",":Z:")}if(str.indexOf(".")>0){str=str.replace(new RegExp("[.]","g"),":");words=str.split(":");words[words.length-4]=jstoi_q(words[words.length-4])+jstoi_q(words[words.length-3])*256;words[words.length-3]=jstoi_q(words[words.length-2])+jstoi_q(words[words.length-1])*256;words=words.slice(0,words.length-2)}else{words=str.split(":")}offset=0;z=0;for(w=0;w{switch(family){case 2:addr=inetPton4(addr);zeroMemory(sa,16);if(addrlen){HEAP32[addrlen>>2]=16}HEAP16[sa>>1]=family;HEAP32[sa+4>>2]=addr;HEAP16[sa+2>>1]=_htons(port);break;case 10:addr=inetPton6(addr);zeroMemory(sa,28);if(addrlen){HEAP32[addrlen>>2]=28}HEAP32[sa>>2]=family;HEAP32[sa+8>>2]=addr[0];HEAP32[sa+12>>2]=addr[1];HEAP32[sa+16>>2]=addr[2];HEAP32[sa+20>>2]=addr[3];HEAP16[sa+2>>1]=_htons(port);break;default:return 5}return 0};var DNS={address_map:{id:1,addrs:{},names:{}},lookup_name(name){var res=inetPton4(name);if(res!==null){return name}res=inetPton6(name);if(res!==null){return name}var addr;if(DNS.address_map.addrs[name]){addr=DNS.address_map.addrs[name]}else{var id=DNS.address_map.id++;assert(id<65535,"exceeded max address mappings of 65535");addr="172.29."+(id&255)+"."+(id&65280);DNS.address_map.names[addr]=name;DNS.address_map.addrs[name]=addr}return addr},lookup_addr(addr){if(DNS.address_map.names[addr]){return DNS.address_map.names[addr]}return null}};function ___syscall_accept4(fd,addr,addrlen,flags,d1,d2){try{var sock=getSocketFromFD(fd);var newsock=sock.sock_ops.accept(sock);if(addr){var errno=writeSockaddr(addr,newsock.family,DNS.lookup_name(newsock.daddr),newsock.dport,addrlen)}return newsock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var inetNtop4=addr=>(addr&255)+"."+(addr>>8&255)+"."+(addr>>16&255)+"."+(addr>>24&255);var inetNtop6=ints=>{var str="";var word=0;var longest=0;var lastzero=0;var zstart=0;var len=0;var i=0;var parts=[ints[0]&65535,ints[0]>>16,ints[1]&65535,ints[1]>>16,ints[2]&65535,ints[2]>>16,ints[3]&65535,ints[3]>>16];var hasipv4=true;var v4part="";for(i=0;i<5;i++){if(parts[i]!==0){hasipv4=false;break}}if(hasipv4){v4part=inetNtop4(parts[6]|parts[7]<<16);if(parts[5]===-1){str="::ffff:";str+=v4part;return str}if(parts[5]===0){str="::";if(v4part==="0.0.0.0")v4part="";if(v4part==="0.0.0.1")v4part="1";str+=v4part;return str}}for(word=0;word<8;word++){if(parts[word]===0){if(word-lastzero>1){len=0}lastzero=word;len++}if(len>longest){longest=len;zstart=word-longest+1}}for(word=0;word<8;word++){if(longest>1){if(parts[word]===0&&word>=zstart&&word{var family=HEAP16[sa>>1];var port=_ntohs(HEAPU16[sa+2>>1]);var addr;switch(family){case 2:if(salen!==16){return{errno:28}}addr=HEAP32[sa+4>>2];addr=inetNtop4(addr);break;case 10:if(salen!==28){return{errno:28}}addr=[HEAP32[sa+8>>2],HEAP32[sa+12>>2],HEAP32[sa+16>>2],HEAP32[sa+20>>2]];addr=inetNtop6(addr);break;default:return{errno:5}}return{family:family,addr:addr,port:port}};var getSocketAddress=(addrp,addrlen,allowNull)=>{if(allowNull&&addrp===0)return null;var info=readSockaddr(addrp,addrlen);if(info.errno)throw new FS.ErrnoError(info.errno);info.addr=DNS.lookup_addr(info.addr)||info.addr;return info};function ___syscall_bind(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.bind(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var SYSCALLS={DEFAULT_POLLMASK:5,calculateAt(dirfd,path,allowEmpty){if(PATH.isAbs(path)){return path}var dir;if(dirfd===-100){dir=FS.cwd()}else{var dirstream=SYSCALLS.getStreamFromFD(dirfd);dir=dirstream.path}if(path.length==0){if(!allowEmpty){throw new FS.ErrnoError(44)}return dir}return PATH.join2(dir,path)},doStat(func,path,buf){var stat=func(path);HEAP32[buf>>2]=stat.dev;HEAP32[buf+4>>2]=stat.mode;HEAPU32[buf+8>>2]=stat.nlink;HEAP32[buf+12>>2]=stat.uid;HEAP32[buf+16>>2]=stat.gid;HEAP32[buf+20>>2]=stat.rdev;tempI64=[stat.size>>>0,(tempDouble=stat.size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+24>>2]=tempI64[0],HEAP32[buf+28>>2]=tempI64[1];HEAP32[buf+32>>2]=4096;HEAP32[buf+36>>2]=stat.blocks;var atime=stat.atime.getTime();var mtime=stat.mtime.getTime();var ctime=stat.ctime.getTime();tempI64=[Math.floor(atime/1e3)>>>0,(tempDouble=Math.floor(atime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+40>>2]=tempI64[0],HEAP32[buf+44>>2]=tempI64[1];HEAPU32[buf+48>>2]=atime%1e3*1e3;tempI64=[Math.floor(mtime/1e3)>>>0,(tempDouble=Math.floor(mtime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+56>>2]=tempI64[0],HEAP32[buf+60>>2]=tempI64[1];HEAPU32[buf+64>>2]=mtime%1e3*1e3;tempI64=[Math.floor(ctime/1e3)>>>0,(tempDouble=Math.floor(ctime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+72>>2]=tempI64[0],HEAP32[buf+76>>2]=tempI64[1];HEAPU32[buf+80>>2]=ctime%1e3*1e3;tempI64=[stat.ino>>>0,(tempDouble=stat.ino,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+88>>2]=tempI64[0],HEAP32[buf+92>>2]=tempI64[1];return 0},doMsync(addr,stream,len,flags,offset){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}if(flags&2){return 0}var buffer=HEAPU8.slice(addr,addr+len);FS.msync(stream,buffer,offset,len,flags)},getStreamFromFD(fd){var stream=FS.getStreamChecked(fd);return stream},varargs:undefined,getStr(ptr){var ret=UTF8ToString(ptr);return ret}};function ___syscall_chdir(path){try{path=SYSCALLS.getStr(path);FS.chdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_chmod(path,mode){try{path=SYSCALLS.getStr(path);FS.chmod(path,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_connect(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.connect(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup(fd){try{var old=SYSCALLS.getStreamFromFD(fd);return FS.dupStream(old).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup3(fd,newfd,flags){try{var old=SYSCALLS.getStreamFromFD(fd);if(old.fd===newfd)return-28;var existing=FS.getStream(newfd);if(existing)FS.close(existing);return FS.dupStream(old,newfd).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_faccessat(dirfd,path,amode,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(amode&~7){return-28}var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;if(!node){return-44}var perms="";if(amode&4)perms+="r";if(amode&2)perms+="w";if(amode&1)perms+="x";if(perms&&FS.nodePermissions(node,perms)){return-2}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var convertI32PairToI53Checked=(lo,hi)=>hi+2097152>>>0<4194305-!!lo?(lo>>>0)+hi*4294967296:NaN;function ___syscall_fallocate(fd,mode,offset_low,offset_high,len_low,len_high){var offset=convertI32PairToI53Checked(offset_low,offset_high);var len=convertI32PairToI53Checked(len_low,len_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);FS.allocate(stream,offset,len);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchmod(fd,mode){try{FS.fchmod(fd,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchown32(fd,owner,group){try{FS.fchown(fd,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchownat(dirfd,path,owner,group,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;flags=flags&~256;path=SYSCALLS.calculateAt(dirfd,path);(nofollow?FS.lchown:FS.chown)(path,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function syscallGetVarargI(){var ret=HEAP32[+SYSCALLS.varargs>>2];SYSCALLS.varargs+=4;return ret}var syscallGetVarargP=syscallGetVarargI;function ___syscall_fcntl64(fd,cmd,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(cmd){case 0:{var arg=syscallGetVarargI();if(arg<0){return-28}while(FS.streams[arg]){arg++}var newStream;newStream=FS.dupStream(stream,arg);return newStream.fd}case 1:case 2:return 0;case 3:return stream.flags;case 4:{var arg=syscallGetVarargI();stream.flags|=arg;return 0}case 12:{var arg=syscallGetVarargP();var offset=0;HEAP16[arg+offset>>1]=2;return 0}case 13:case 14:return 0}return-28}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fdatasync(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fstat64(fd,buf){try{var stream=SYSCALLS.getStreamFromFD(fd);return SYSCALLS.doStat(FS.stat,stream.path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_ftruncate64(fd,length_low,length_high){var length=convertI32PairToI53Checked(length_low,length_high);try{if(isNaN(length))return 61;FS.ftruncate(fd,length);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var stringToUTF8=(str,outPtr,maxBytesToWrite)=>stringToUTF8Array(str,HEAPU8,outPtr,maxBytesToWrite);Module["stringToUTF8"]=stringToUTF8;function ___syscall_getcwd(buf,size){try{if(size===0)return-28;var cwd=FS.cwd();var cwdLengthInBytes=lengthBytesUTF8(cwd)+1;if(size>>0,(tempDouble=id,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos>>2]=tempI64[0],HEAP32[dirp+pos+4>>2]=tempI64[1];tempI64=[(idx+1)*struct_size>>>0,(tempDouble=(idx+1)*struct_size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos+8>>2]=tempI64[0],HEAP32[dirp+pos+12>>2]=tempI64[1];HEAP16[dirp+pos+16>>1]=280;HEAP8[dirp+pos+18]=type;stringToUTF8(name,dirp+pos+19,256);pos+=struct_size;idx+=1}FS.llseek(stream,idx*struct_size,0);return pos}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getpeername(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);if(!sock.daddr){return-53}var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.daddr),sock.dport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockname(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.saddr||"0.0.0.0"),sock.sport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockopt(fd,level,optname,optval,optlen,d1){try{var sock=getSocketFromFD(fd);if(level===1){if(optname===4){HEAP32[optval>>2]=sock.error;HEAP32[optlen>>2]=4;sock.error=null;return 0}}return-50}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_ioctl(fd,op,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(op){case 21509:{if(!stream.tty)return-59;return 0}case 21505:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcgets){var termios=stream.tty.ops.ioctl_tcgets(stream);var argp=syscallGetVarargP();HEAP32[argp>>2]=termios.c_iflag||0;HEAP32[argp+4>>2]=termios.c_oflag||0;HEAP32[argp+8>>2]=termios.c_cflag||0;HEAP32[argp+12>>2]=termios.c_lflag||0;for(var i=0;i<32;i++){HEAP8[argp+i+17]=termios.c_cc[i]||0}return 0}return 0}case 21510:case 21511:case 21512:{if(!stream.tty)return-59;return 0}case 21506:case 21507:case 21508:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcsets){var argp=syscallGetVarargP();var c_iflag=HEAP32[argp>>2];var c_oflag=HEAP32[argp+4>>2];var c_cflag=HEAP32[argp+8>>2];var c_lflag=HEAP32[argp+12>>2];var c_cc=[];for(var i=0;i<32;i++){c_cc.push(HEAP8[argp+i+17])}return stream.tty.ops.ioctl_tcsets(stream.tty,op,{c_iflag:c_iflag,c_oflag:c_oflag,c_cflag:c_cflag,c_lflag:c_lflag,c_cc:c_cc})}return 0}case 21519:{if(!stream.tty)return-59;var argp=syscallGetVarargP();HEAP32[argp>>2]=0;return 0}case 21520:{if(!stream.tty)return-59;return-28}case 21531:{var argp=syscallGetVarargP();return FS.ioctl(stream,op,argp)}case 21523:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tiocgwinsz){var winsize=stream.tty.ops.ioctl_tiocgwinsz(stream.tty);var argp=syscallGetVarargP();HEAP16[argp>>1]=winsize[0];HEAP16[argp+2>>1]=winsize[1]}return 0}case 21524:{if(!stream.tty)return-59;return 0}case 21515:{if(!stream.tty)return-59;return 0}default:return-28}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_listen(fd,backlog){try{var sock=getSocketFromFD(fd);sock.sock_ops.listen(sock,backlog);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_lstat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.lstat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_mkdirat(dirfd,path,mode){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);path=PATH.normalize(path);if(path[path.length-1]==="/")path=path.substr(0,path.length-1);FS.mkdir(path,mode,0);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_newfstatat(dirfd,path,buf,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;var allowEmpty=flags&4096;flags=flags&~6400;path=SYSCALLS.calculateAt(dirfd,path,allowEmpty);return SYSCALLS.doStat(nofollow?FS.lstat:FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_openat(dirfd,path,flags,varargs){SYSCALLS.varargs=varargs;try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);var mode=varargs?syscallGetVarargI():0;return FS.open(path,flags,mode).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var PIPEFS={BUCKET_BUFFER_SIZE:8192,mount(mount){return FS.createNode(null,"/",16384|511,0)},createPipe(){var pipe={buckets:[],refcnt:2};pipe.buckets.push({buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:0,roffset:0});var rName=PIPEFS.nextname();var wName=PIPEFS.nextname();var rNode=FS.createNode(PIPEFS.root,rName,4096,0);var wNode=FS.createNode(PIPEFS.root,wName,4096,0);rNode.pipe=pipe;wNode.pipe=pipe;var readableStream=FS.createStream({path:rName,node:rNode,flags:0,seekable:false,stream_ops:PIPEFS.stream_ops});rNode.stream=readableStream;var writableStream=FS.createStream({path:wName,node:wNode,flags:1,seekable:false,stream_ops:PIPEFS.stream_ops});wNode.stream=writableStream;return{readable_fd:readableStream.fd,writable_fd:writableStream.fd}},stream_ops:{poll(stream){var pipe=stream.node.pipe;if((stream.flags&2097155)===1){return 256|4}if(pipe.buckets.length>0){for(var i=0;i0){return 64|1}}}return 0},ioctl(stream,request,varargs){return 28},fsync(stream){return 28},read(stream,buffer,offset,length,position){var pipe=stream.node.pipe;var currentLength=0;for(var i=0;i=dataLen){currBucket.buffer.set(data,currBucket.offset);currBucket.offset+=dataLen;return dataLen}else if(freeBytesInCurrBuffer>0){currBucket.buffer.set(data.subarray(0,freeBytesInCurrBuffer),currBucket.offset);currBucket.offset+=freeBytesInCurrBuffer;data=data.subarray(freeBytesInCurrBuffer,data.byteLength)}var numBuckets=data.byteLength/PIPEFS.BUCKET_BUFFER_SIZE|0;var remElements=data.byteLength%PIPEFS.BUCKET_BUFFER_SIZE;for(var i=0;i0){var newBucket={buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:data.byteLength,roffset:0};pipe.buckets.push(newBucket);newBucket.buffer.set(data)}return dataLen},close(stream){var pipe=stream.node.pipe;pipe.refcnt--;if(pipe.refcnt===0){pipe.buckets=null}}},nextname(){if(!PIPEFS.nextname.current){PIPEFS.nextname.current=0}return"pipe["+PIPEFS.nextname.current+++"]"}};function ___syscall_pipe(fdPtr){try{if(fdPtr==0){throw new FS.ErrnoError(21)}var res=PIPEFS.createPipe();HEAP32[fdPtr>>2]=res.readable_fd;HEAP32[fdPtr+4>>2]=res.writable_fd;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_poll(fds,nfds,timeout){try{var nonzero=0;for(var i=0;i>2];var events=HEAP16[pollfd+4>>1];var mask=32;var stream=FS.getStream(fd);if(stream){mask=SYSCALLS.DEFAULT_POLLMASK;if (stream.stream_ops?.poll){mask=stream.stream_ops.poll(stream,-1)}}mask&=events|8|16;if(mask)nonzero++;HEAP16[pollfd+6>>1]=mask}return nonzero}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_readlinkat(dirfd,path,buf,bufsize){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(bufsize<=0)return-28;var ret=FS.readlink(path);var len=Math.min(bufsize,lengthBytesUTF8(ret));var endChar=HEAP8[buf+len];stringToUTF8(ret,buf,bufsize+1);HEAP8[buf+len]=endChar;return len}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_recvfrom(fd,buf,len,flags,addr,addrlen){try{var sock=getSocketFromFD(fd);var msg=sock.sock_ops.recvmsg(sock, len, typeof flags !== "undefined" ? flags : 0);if(!msg)return 0;if(addr){var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(msg.addr),msg.port,addrlen)}HEAPU8.set(msg.buffer,buf);return msg.buffer.byteLength}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_renameat(olddirfd,oldpath,newdirfd,newpath){try{oldpath=SYSCALLS.getStr(oldpath);newpath=SYSCALLS.getStr(newpath);oldpath=SYSCALLS.calculateAt(olddirfd,oldpath);newpath=SYSCALLS.calculateAt(newdirfd,newpath);FS.rename(oldpath,newpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_rmdir(path){try{path=SYSCALLS.getStr(path);FS.rmdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_sendto(fd,message,length,flags,addr,addr_len){try{var sock=getSocketFromFD(fd);var dest=getSocketAddress(addr,addr_len,true);if(!dest){return FS.write(sock.stream,HEAP8,message,length)}return sock.sock_ops.sendmsg(sock,HEAP8,message,length,dest.addr,dest.port)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_socket(domain,type,protocol){try{var sock=SOCKFS.createSocket(domain,type,protocol);return sock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_stat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_statfs64(path,size,buf){try{path=SYSCALLS.getStr(path);HEAP32[buf+4>>2]=4096;HEAP32[buf+40>>2]=4096;HEAP32[buf+8>>2]=1e6;HEAP32[buf+12>>2]=5e5;HEAP32[buf+16>>2]=5e5;HEAP32[buf+20>>2]=FS.nextInode;HEAP32[buf+24>>2]=1e6;HEAP32[buf+28>>2]=42;HEAP32[buf+44>>2]=2;HEAP32[buf+36>>2]=255;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_symlink(target,linkpath){try{target=SYSCALLS.getStr(target);linkpath=SYSCALLS.getStr(linkpath);FS.symlink(target,linkpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_unlinkat(dirfd,path,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(flags===0){FS.unlink(path)}else if(flags===512){FS.rmdir(path)}else{abort("Invalid flags passed to unlinkat")}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var readI53FromI64=ptr=>HEAPU32[ptr>>2]+HEAP32[ptr+4>>2]*4294967296;function ___syscall_utimensat(dirfd,path,times,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path,true);if(!times){var atime=Date.now();var mtime=atime}else{var seconds=readI53FromI64(times);var nanoseconds=HEAP32[times+8>>2];atime=seconds*1e3+nanoseconds/(1e3*1e3);times+=16;seconds=readI53FromI64(times);nanoseconds=HEAP32[times+8>>2];mtime=seconds*1e3+nanoseconds/(1e3*1e3)}FS.utime(path,atime,mtime);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var __abort_js=()=>{abort("")};var nowIsMonotonic=1;var __emscripten_get_now_is_monotonic=()=>nowIsMonotonic;var __emscripten_lookup_name=name=>{var nameString=UTF8ToString(name);return inetPton4(DNS.lookup_name(nameString))};var __emscripten_memcpy_js=(dest,src,num)=>HEAPU8.copyWithin(dest,src,src+num);var __emscripten_runtime_keepalive_clear=()=>{noExitRuntime=false;runtimeKeepaliveCounter=0};function __gmtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getUTCSeconds();HEAP32[tmPtr+4>>2]=date.getUTCMinutes();HEAP32[tmPtr+8>>2]=date.getUTCHours();HEAP32[tmPtr+12>>2]=date.getUTCDate();HEAP32[tmPtr+16>>2]=date.getUTCMonth();HEAP32[tmPtr+20>>2]=date.getUTCFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getUTCDay();var start=Date.UTC(date.getUTCFullYear(),0,1,0,0,0,0);var yday=(date.getTime()-start)/(1e3*60*60*24)|0;HEAP32[tmPtr+28>>2]=yday}var isLeapYear=year=>year%4===0&&(year%100!==0||year%400===0);var MONTH_DAYS_LEAP_CUMULATIVE=[0,31,60,91,121,152,182,213,244,274,305,335];var MONTH_DAYS_REGULAR_CUMULATIVE=[0,31,59,90,120,151,181,212,243,273,304,334];var ydayFromDate=date=>{var leap=isLeapYear(date.getFullYear());var monthDaysCumulative=leap?MONTH_DAYS_LEAP_CUMULATIVE:MONTH_DAYS_REGULAR_CUMULATIVE;var yday=monthDaysCumulative[date.getMonth()]+date.getDate()-1;return yday};function __localtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr+36>>2]=-(date.getTimezoneOffset()*60);var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dst=(summerOffset!=winterOffset&&date.getTimezoneOffset()==Math.min(winterOffset,summerOffset))|0;HEAP32[tmPtr+32>>2]=dst}var setTempRet0=val=>__emscripten_tempret_set(val);var __mktime_js=function(tmPtr){var ret=(()=>{var date=new Date(HEAP32[tmPtr+20>>2]+1900,HEAP32[tmPtr+16>>2],HEAP32[tmPtr+12>>2],HEAP32[tmPtr+8>>2],HEAP32[tmPtr+4>>2],HEAP32[tmPtr>>2],0);var dst=HEAP32[tmPtr+32>>2];var guessedOffset=date.getTimezoneOffset();var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dstOffset=Math.min(winterOffset,summerOffset);if(dst<0){HEAP32[tmPtr+32>>2]=Number(summerOffset!=winterOffset&&dstOffset==guessedOffset)}else if(dst>0!=(dstOffset==guessedOffset)){var nonDstOffset=Math.max(winterOffset,summerOffset);var trueOffset=dst>0?dstOffset:nonDstOffset;date.setTime(date.getTime()+(trueOffset-guessedOffset)*6e4)}HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getYear();var timeMs=date.getTime();if(isNaN(timeMs)){return-1}return timeMs/1e3})();return setTempRet0((tempDouble=ret,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)),ret>>>0};function __mmap_js(len,prot,flags,fd,offset_low,offset_high,allocated,addr){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);var res=FS.mmap(stream,len,offset,prot,flags);var ptr=res.ptr;HEAP32[allocated>>2]=res.allocated;HEAPU32[addr>>2]=ptr;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function __munmap_js(addr,len,prot,flags,fd,offset_low,offset_high){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{var stream=SYSCALLS.getStreamFromFD(fd);if(prot&2){SYSCALLS.doMsync(addr,stream,len,flags,offset)}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var timers={};var handleException=e=>{if(e instanceof ExitStatus||e=="unwind"){return EXITSTATUS}quit_(1,e)};var runtimeKeepaliveCounter=0;var keepRuntimeAlive=()=>noExitRuntime||runtimeKeepaliveCounter>0;var _proc_exit=code=>{EXITSTATUS=code;if(!keepRuntimeAlive()){Module["onExit"]?.(code);ABORT=true}quit_(code,new ExitStatus(code))};var exitJS=(status,implicit)=>{EXITSTATUS=status;if(!keepRuntimeAlive()){exitRuntime()}_proc_exit(status)};var _exit=exitJS;Module["_exit"]=_exit;var maybeExit=()=>{if(runtimeExited){return}if(!keepRuntimeAlive()){try{_exit(EXITSTATUS)}catch(e){handleException(e)}}};var callUserCallback=func=>{if(runtimeExited||ABORT){return}try{func();maybeExit()}catch(e){handleException(e)}};var _emscripten_get_now;_emscripten_get_now=()=>performance.now();var __setitimer_js=(which,timeout_ms)=>{if(timers[which]){clearTimeout(timers[which].id);delete timers[which]}if(!timeout_ms)return 0;var id=setTimeout(()=>{delete timers[which];callUserCallback(()=>__emscripten_timeout(which,_emscripten_get_now()))},timeout_ms);timers[which]={id:id,timeout_ms:timeout_ms};return 0};var __tzset_js=(timezone,daylight,std_name,dst_name)=>{var currentYear=(new Date).getFullYear();var winter=new Date(currentYear,0,1);var summer=new Date(currentYear,6,1);var winterOffset=winter.getTimezoneOffset();var summerOffset=summer.getTimezoneOffset();var stdTimezoneOffset=Math.max(winterOffset,summerOffset);HEAPU32[timezone>>2]=stdTimezoneOffset*60;HEAP32[daylight>>2]=Number(winterOffset!=summerOffset);var extractZone=date=>date.toLocaleTimeString(undefined,{hour12:false,timeZoneName:"short"}).split(" ")[1];var winterName=extractZone(winter);var summerName=extractZone(summer);if(summerOffsetDate.now();var getHeapMax=()=>2147483648;var _emscripten_get_heap_max=()=>getHeapMax();var growMemory=size=>{var b=wasmMemory.buffer;var pages=(size-b.byteLength+65535)/65536;try{wasmMemory.grow(pages);updateMemoryViews();return 1}catch(e){}};var _emscripten_resize_heap=requestedSize=>{var oldSize=HEAPU8.length;requestedSize>>>=0;var maxHeapSize=getHeapMax();if(requestedSize>maxHeapSize){return false}var alignUp=(x,multiple)=>x+(multiple-x%multiple)%multiple;for(var cutDown=1;cutDown<=4;cutDown*=2){var overGrownHeapSize=oldSize*(1+.2/cutDown);overGrownHeapSize=Math.min(overGrownHeapSize,requestedSize+100663296);var newSize=Math.min(maxHeapSize,alignUp(Math.max(requestedSize,overGrownHeapSize),65536));var replacement=growMemory(newSize);if(replacement){return true}}return false};var runtimeKeepalivePush=()=>{runtimeKeepaliveCounter+=1};var runtimeKeepalivePop=()=>{runtimeKeepaliveCounter-=1};var safeSetTimeout=(func,timeout)=>{runtimeKeepalivePush();return setTimeout(()=>{runtimeKeepalivePop();callUserCallback(func)},timeout)};var _emscripten_sleep=ms=>Asyncify.handleSleep(wakeUp=>safeSetTimeout(wakeUp,ms));Module["_emscripten_sleep"]=_emscripten_sleep;_emscripten_sleep.isAsync=true;var ENV = PHPLoader.ENV || {};var getExecutableName=()=>thisProgram||"./this.program";var getEnvStrings=()=>{if(!getEnvStrings.strings){var lang=(typeof navigator=="object"&&navigator.languages&&navigator.languages[0]||"C").replace("-","_")+".UTF-8";var env={USER:"web_user",LOGNAME:"web_user",PATH:"/",PWD:"/",HOME:"/home/web_user",LANG:lang,_:getExecutableName()};for(var x in ENV){if(ENV[x]===undefined)delete env[x];else env[x]=ENV[x]}var strings=[];for(var x in env){strings.push(`${x}=${env[x]}`)}getEnvStrings.strings=strings}return getEnvStrings.strings};var stringToAscii=(str,buffer)=>{for(var i=0;i{var bufSize=0;getEnvStrings().forEach((string,i)=>{var ptr=environ_buf+bufSize;HEAPU32[__environ+i*4>>2]=ptr;stringToAscii(string,ptr);bufSize+=string.length+1});return 0};var _environ_sizes_get=(penviron_count,penviron_buf_size)=>{var strings=getEnvStrings();HEAPU32[penviron_count>>2]=strings.length;var bufSize=0;strings.forEach(string=>bufSize+=string.length+1);HEAPU32[penviron_buf_size>>2]=bufSize;return 0};function _fd_close(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);FS.close(stream);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_fdstat_get(fd,pbuf){try{var rightsBase=0;var rightsInheriting=0;var flags=0;{var stream=SYSCALLS.getStreamFromFD(fd);var type=stream.tty?2:FS.isDir(stream.mode)?3:FS.isLink(stream.mode)?7:4}HEAP8[pbuf]=type;HEAP16[pbuf+2>>1]=flags;tempI64=[rightsBase>>>0,(tempDouble=rightsBase,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+8>>2]=tempI64[0],HEAP32[pbuf+12>>2]=tempI64[1];tempI64=[rightsInheriting>>>0,(tempDouble=rightsInheriting,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+16>>2]=tempI64[0],HEAP32[pbuf+20>>2]=tempI64[1];return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var doReadv=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.read(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(curr>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_seek(fd,offset_low,offset_high,whence,newOffset){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);FS.llseek(stream,offset,whence);tempI64=[stream.position>>>0,(tempDouble=stream.position,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[newOffset>>2]=tempI64[0],HEAP32[newOffset+4>>2]=tempI64[1];if(stream.getdents&&offset===0&&whence===0)stream.getdents=null;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var _fd_sync=function(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);return Asyncify.handleSleep(wakeUp=>{var mount=stream.node.mount;if(!mount.type.syncfs){wakeUp(0);return}mount.type.syncfs(mount,false,err=>{if(err){wakeUp(29);return}wakeUp(0)})})}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}};_fd_sync.isAsync=true;var doWritev=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.write(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(typeof offset!="undefined"){offset+=curr}}return ret};function _fd_write(fd,iov,iovcnt,pnum){try{var stream=SYSCALLS.getStreamFromFD(fd);var num=doWritev(stream,iov,iovcnt);HEAPU32[pnum>>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var _getaddrinfo=(node,service,hint,out)=>{var addr=0;var port=0;var flags=0;var family=0;var type=0;var proto=0;var ai;function allocaddrinfo(family,type,proto,canon,addr,port){var sa,salen,ai;var errno;salen=family===10?28:16;addr=family===10?inetNtop6(addr):inetNtop4(addr);sa=_malloc(salen);errno=writeSockaddr(sa,family,addr,port);assert(!errno);ai=_malloc(32);HEAP32[ai+4>>2]=family;HEAP32[ai+8>>2]=type;HEAP32[ai+12>>2]=proto;HEAPU32[ai+24>>2]=canon;HEAPU32[ai+20>>2]=sa;if(family===10){HEAP32[ai+16>>2]=28}else{HEAP32[ai+16>>2]=16}HEAP32[ai+28>>2]=0;return ai}if(hint){flags=HEAP32[hint>>2];family=HEAP32[hint+4>>2];type=HEAP32[hint+8>>2];proto=HEAP32[hint+12>>2]}if(type&&!proto){proto=type===2?17:6}if(!type&&proto){type=proto===17?2:1}if(proto===0){proto=6}if(type===0){type=1}if(!node&&!service){return-2}if(flags&~(1|2|4|1024|8|16|32)){return-1}if(hint!==0&&HEAP32[hint>>2]&2&&!node){return-1}if(flags&32){return-2}if(type!==0&&type!==1&&type!==2){return-7}if(family!==0&&family!==2&&family!==10){return-6}if(service){service=UTF8ToString(service);port=parseInt(service,10);if(isNaN(port)){if(flags&1024){return-2}return-8}}if(!node){if(family===0){family=2}if((flags&1)===0){if(family===2){addr=_htonl(2130706433)}else{addr=[0,0,0,1]}}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0}node=UTF8ToString(node);addr=inetPton4(node);if(addr!==null){if(family===0||family===2){family=2}else if(family===10&&flags&8){addr=[0,0,_htonl(65535),addr];family=10}else{return-2}}else{addr=inetPton6(node);if(addr!==null){if(family===0||family===10){family=10}else{return-2}}}if(addr!=null){ai=allocaddrinfo(family,type,proto,node,addr,port);HEAPU32[out>>2]=ai;return 0}if(flags&4){return-2}node=DNS.lookup_name(node);addr=inetPton4(node);if(family===0){family=2}else if(family===10){addr=[0,0,_htonl(65535),addr]}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0};function _getcontext(){abort("missing function: getcontext")}_getcontext.stub=true;function _getdtablesize(){abort("missing function: getdtablesize")}_getdtablesize.stub=true;var _getnameinfo=(sa,salen,node,nodelen,serv,servlen,flags)=>{var info=readSockaddr(sa,salen);if(info.errno){return-6}var port=info.port;var addr=info.addr;var overflowed=false;if(node&&nodelen){var lookup;if(flags&1||!(lookup=DNS.lookup_addr(addr))){if(flags&8){return-2}}else{addr=lookup}var numBytesWrittenExclNull=stringToUTF8(addr,node,nodelen);if(numBytesWrittenExclNull+1>=nodelen){overflowed=true}}if(serv&&servlen){port=""+port;var numBytesWrittenExclNull=stringToUTF8(port,serv,servlen);if(numBytesWrittenExclNull+1>=servlen){overflowed=true}}if(overflowed){return-12}return 0};var Protocols={list:[],map:{}};var _setprotoent=stayopen=>{function allocprotoent(name,proto,aliases){var nameBuf=_malloc(name.length+1);stringToAscii(name,nameBuf);var j=0;var length=aliases.length;var aliasListBuf=_malloc((length+1)*4);for(var i=0;i>2]=aliasBuf}HEAPU32[aliasListBuf+j>>2]=0;var pe=_malloc(12);HEAPU32[pe>>2]=nameBuf;HEAPU32[pe+4>>2]=aliasListBuf;HEAP32[pe+8>>2]=proto;return pe}var list=Protocols.list;var map=Protocols.map;if(list.length===0){var entry=allocprotoent("tcp",6,["TCP"]);list.push(entry);map["tcp"]=map["6"]=entry;entry=allocprotoent("udp",17,["UDP"]);list.push(entry);map["udp"]=map["17"]=entry}_setprotoent.index=0};var _getprotobyname=name=>{name=UTF8ToString(name);_setprotoent(true);var result=Protocols.map[name];return result};var _getprotobynumber=number=>{_setprotoent(true);var result=Protocols.map[number];return result};var stackAlloc=sz=>__emscripten_stack_alloc(sz);var stringToUTF8OnStack=str=>{var size=lengthBytesUTF8(str)+1;var ret=stackAlloc(size);stringToUTF8(str,ret,size);return ret};var allocateUTF8OnStack=stringToUTF8OnStack;var PHPWASM={init:function(){FS.mkdir("/internal");FS.mkdir("/internal/shared");FS.mkdir("/internal/shared/preload");PHPWASM.EventEmitter=ENVIRONMENT_IS_NODE?require("events").EventEmitter:class EventEmitter{constructor(){this.listeners={}}emit(eventName,data){if(this.listeners[eventName]){this.listeners[eventName].forEach(callback=>{callback(data)})}}once(eventName,callback){const self=this;function removedCallback(){callback(...arguments);self.removeListener(eventName,removedCallback)}this.on(eventName,removedCallback)}removeAllListeners(eventName){if(eventName){delete this.listeners[eventName]}else{this.listeners={}}}removeListener(eventName,callback){if(this.listeners[eventName]){const idx=this.listeners[eventName].indexOf(callback);if(idx!==-1){this.listeners[eventName].splice(idx,1)}}}};PHPWASM.child_proc_by_fd={};PHPWASM.child_proc_by_pid={};PHPWASM.input_devices={}},getAllWebSockets:function(sock){const webSockets=new Set;if(sock.server){sock.server.clients.forEach(ws=>{webSockets.add(ws)})}for(const peer of PHPWASM.getAllPeers(sock)){webSockets.add(peer.socket)}return Array.from(webSockets)},getAllPeers:function(sock){const peers=new Set;if(sock.server){sock.pending.filter(pending=>pending.peers).forEach(pending=>{for(const peer of Object.values(pending.peers)){peers.add(peer)}})}if(sock.peers){for(const peer of Object.values(sock.peers)){peers.add(peer)}}return Array.from(peers)},awaitData:function(ws){return PHPWASM.awaitEvent(ws,"message")},awaitConnection:function(ws){if(ws.OPEN===ws.readyState){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"open")},awaitClose:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"close")},awaitError:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"error")},awaitEvent:function(ws,event){let resolve;const listener=()=>{resolve()};const promise=new Promise(function(_resolve){resolve=_resolve;ws.once(event,listener)});const cancel=()=>{ws.removeListener(event,listener);setTimeout(resolve)};return[promise,cancel]},noop:function(){},spawnProcess:function(command,args,options){if(Module["spawnProcess"]){const spawnedPromise=Module["spawnProcess"](command,args,options);return Promise.resolve(spawnedPromise).then(function(spawned){if(!spawned||!spawned.on){throw new Error("spawnProcess() must return an EventEmitter but returned a different type.")}return spawned})}if(ENVIRONMENT_IS_NODE){return require("child_process").spawn(command,args,{...options,shell:true,stdio:["pipe","pipe","pipe"],timeout:100})}const e=new Error("popen(), proc_open() etc. are unsupported in the browser. Call php.setSpawnHandler() "+"and provide a callback to handle spawning processes, or disable a popen(), proc_open() "+"and similar functions via php.ini.");e.code="SPAWN_UNSUPPORTED";throw e},shutdownSocket:function(socketd,how){const sock=getSocketFromFD(socketd);const peer=Object.values(sock.peers)[0];if(!peer){return-1}try{peer.socket.close();SOCKFS.websocket_sock_ops.removePeer(sock,peer);return 0}catch(e){console.log("Socket shutdown error",e);return-1}}};function _js_create_input_device(deviceId){let dataBuffer=[];let dataCallback;const filename="proc_id_"+deviceId;const device=FS.createDevice("/dev",filename,function(){},function(byte){try{dataBuffer.push(byte);if(dataCallback){dataCallback(new Uint8Array(dataBuffer));dataBuffer=[]}}catch(e){console.error(e);throw e}});const devicePath="/dev/"+filename;PHPWASM.input_devices[deviceId]={devicePath:devicePath,onData:function(cb){dataCallback=cb;dataBuffer.forEach(function(data){cb(data)});dataBuffer.length=0}};return allocateUTF8OnStack(devicePath)}function _js_open_process(command,argsPtr,argsLength,descriptorsPtr,descriptorsLength,cwdPtr,cwdLength,envPtr,envLength){if(!command){return 1}const cmdstr=UTF8ToString(command);if(!cmdstr.length){return 0}let argsArray=[];if(argsLength){for(var i=0;i>2]))}}const cwdstr=cwdPtr?UTF8ToString(cwdPtr):null;let envObject=null;if(envLength){envObject={};for(var i=0;i>2]);const splitAt=envEntry.indexOf("=");if(splitAt===-1){continue}const key=envEntry.substring(0,splitAt);const value=envEntry.substring(splitAt+1);envObject[key]=value}}var std={};for(var i=0;i>2];std[HEAPU32[descriptorPtr>>2]]={child:HEAPU32[descriptorPtr+4>>2],parent:HEAPU32[descriptorPtr+8>>2]}}return Asyncify.handleSleep(async wakeUp=>{let cp;try{const options={};if(cwdstr!==null){options.cwd=cwdstr}if(envObject!==null){options.env=envObject}cp=PHPWASM.spawnProcess(cmdstr,argsArray,options);if(cp instanceof Promise){cp=await cp}}catch(e){if(e.code==="SPAWN_UNSUPPORTED"){wakeUp(1);return}console.error(e);wakeUp(1);throw e}const ProcInfo={pid:cp.pid,exited:false,stdinFd:std[0]?.child,stdinIsDevice:std[0]?.child in PHPWASM.input_devices,stdoutChildFd:std[1]?.child,stdoutParentFd:std[1]?.parent,stderrChildFd:std[2]?.child,stderrParentFd:std[2]?.parent,stdout:new PHPWASM.EventEmitter,stderr:new PHPWASM.EventEmitter};if(ProcInfo.stdoutChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutChildFd]=ProcInfo;if(ProcInfo.stderrChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrChildFd]=ProcInfo;if(ProcInfo.stdoutParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutParentFd]=ProcInfo;if(ProcInfo.stderrParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrParentFd]=ProcInfo;PHPWASM.child_proc_by_pid[ProcInfo.pid]=ProcInfo;cp.on("exit",function(code){ProcInfo.exitCode=code;ProcInfo.exited=true;ProcInfo.stdout.emit("data");ProcInfo.stderr.emit("data")});if(ProcInfo.stdoutChildFd){const stdoutStream=SYSCALLS.getStreamFromFD(ProcInfo.stdoutChildFd);let stdoutAt=0;cp.stdout.on("data",function(data){ProcInfo.stdout.emit("data",data);stdoutStream.stream_ops.write(stdoutStream,data,0,data.length,stdoutAt);stdoutAt+=data.length})}if(ProcInfo.stderrChildFd){const stderrStream=SYSCALLS.getStreamFromFD(ProcInfo.stderrChildFd);let stderrAt=0;cp.stderr.on("data",function(data){ProcInfo.stderr.emit("data",data);stderrStream.stream_ops.write(stderrStream,data,0,data.length,stderrAt);stderrAt+=data.length})}try{await new Promise((resolve,reject)=>{cp.on("spawn",resolve);cp.on("error",reject)})}catch(e){console.error(e);wakeUp(1);return}if(ProcInfo.stdinIsDevice){PHPWASM.input_devices[ProcInfo.stdinFd].onData(function(data){if(!data)return;if(typeof data==="number"){data=new Uint8Array([data])}const dataStr=new TextDecoder("utf-8").decode(data);cp.stdin.write(dataStr)});wakeUp(ProcInfo.pid);return}if(ProcInfo.stdinFd){const stdinStream=SYSCALLS.getStreamFromFD(ProcInfo.stdinFd);if(stdinStream.node){const CHUNK_SIZE=1024;const buffer=new Uint8Array(CHUNK_SIZE);let offset=0;while(true){const bytesRead=stdinStream.stream_ops.read(stdinStream,buffer,0,CHUNK_SIZE,offset);if(bytesRead===null||bytesRead===0){break}try{cp.stdin.write(buffer.subarray(0,bytesRead))}catch(e){console.error(e);return 1}if(bytesRead>2]=PHPWASM.child_proc_by_pid[pid].exitCode;return 1}return 0}function _js_waitpid(pid,exitCodePtr){if(!PHPWASM.child_proc_by_pid[pid]){return-1}return Asyncify.handleSleep(wakeUp=>{const poll=function(){if(PHPWASM.child_proc_by_pid[pid]?.exited){HEAPU32[exitCodePtr>>2]=PHPWASM.child_proc_by_pid[pid].exitCode;wakeUp(pid)}else{setTimeout(poll,50)}};poll()})}function _makecontext(){abort("missing function: makecontext")}_makecontext.stub=true;var arraySum=(array,index)=>{var sum=0;for(var i=0;i<=index;sum+=array[i++]){}return sum};var MONTH_DAYS_LEAP=[31,29,31,30,31,30,31,31,30,31,30,31];var MONTH_DAYS_REGULAR=[31,28,31,30,31,30,31,31,30,31,30,31];var addDays=(date,days)=>{var newDate=new Date(date.getTime());while(days>0){var leap=isLeapYear(newDate.getFullYear());var currentMonth=newDate.getMonth();var daysInCurrentMonth=(leap?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR)[currentMonth];if(days>daysInCurrentMonth-newDate.getDate()){days-=daysInCurrentMonth-newDate.getDate()+1;newDate.setDate(1);if(currentMonth<11){newDate.setMonth(currentMonth+1)}else{newDate.setMonth(0);newDate.setFullYear(newDate.getFullYear()+1)}}else{newDate.setDate(newDate.getDate()+days);return newDate}}return newDate};var writeArrayToMemory=(array,buffer)=>{HEAP8.set(array,buffer)};var _strftime=(s,maxsize,format,tm)=>{var tm_zone=HEAPU32[tm+40>>2];var date={tm_sec:HEAP32[tm>>2],tm_min:HEAP32[tm+4>>2],tm_hour:HEAP32[tm+8>>2],tm_mday:HEAP32[tm+12>>2],tm_mon:HEAP32[tm+16>>2],tm_year:HEAP32[tm+20>>2],tm_wday:HEAP32[tm+24>>2],tm_yday:HEAP32[tm+28>>2],tm_isdst:HEAP32[tm+32>>2],tm_gmtoff:HEAP32[tm+36>>2],tm_zone:tm_zone?UTF8ToString(tm_zone):""};var pattern=UTF8ToString(format);var EXPANSION_RULES_1={"%c":"%a %b %d %H:%M:%S %Y","%D":"%m/%d/%y","%F":"%Y-%m-%d","%h":"%b","%r":"%I:%M:%S %p","%R":"%H:%M","%T":"%H:%M:%S","%x":"%m/%d/%y","%X":"%H:%M:%S","%Ec":"%c","%EC":"%C","%Ex":"%m/%d/%y","%EX":"%H:%M:%S","%Ey":"%y","%EY":"%Y","%Od":"%d","%Oe":"%e","%OH":"%H","%OI":"%I","%Om":"%m","%OM":"%M","%OS":"%S","%Ou":"%u","%OU":"%U","%OV":"%V","%Ow":"%w","%OW":"%W","%Oy":"%y"};for(var rule in EXPANSION_RULES_1){pattern=pattern.replace(new RegExp(rule,"g"),EXPANSION_RULES_1[rule])}var WEEKDAYS=["Sunday","Monday","Tuesday","Wednesday","Thursday","Friday","Saturday"];var MONTHS=["January","February","March","April","May","June","July","August","September","October","November","December"];function leadingSomething(value,digits,character){var str=typeof value=="number"?value.toString():value||"";while(str.length0?1:0}var compare;if((compare=sgn(date1.getFullYear()-date2.getFullYear()))===0){if((compare=sgn(date1.getMonth()-date2.getMonth()))===0){compare=sgn(date1.getDate()-date2.getDate())}}return compare}function getFirstWeekStartDate(janFourth){switch(janFourth.getDay()){case 0:return new Date(janFourth.getFullYear()-1,11,29);case 1:return janFourth;case 2:return new Date(janFourth.getFullYear(),0,3);case 3:return new Date(janFourth.getFullYear(),0,2);case 4:return new Date(janFourth.getFullYear(),0,1);case 5:return new Date(janFourth.getFullYear()-1,11,31);case 6:return new Date(janFourth.getFullYear()-1,11,30)}}function getWeekBasedYear(date){var thisDate=addDays(new Date(date.tm_year+1900,0,1),date.tm_yday);var janFourthThisYear=new Date(thisDate.getFullYear(),0,4);var janFourthNextYear=new Date(thisDate.getFullYear()+1,0,4);var firstWeekStartThisYear=getFirstWeekStartDate(janFourthThisYear);var firstWeekStartNextYear=getFirstWeekStartDate(janFourthNextYear);if(compareByDay(firstWeekStartThisYear,thisDate)<=0){if(compareByDay(firstWeekStartNextYear,thisDate)<=0){return thisDate.getFullYear()+1}return thisDate.getFullYear()}return thisDate.getFullYear()-1}var EXPANSION_RULES_2={"%a":date=>WEEKDAYS[date.tm_wday].substring(0,3),"%A":date=>WEEKDAYS[date.tm_wday],"%b":date=>MONTHS[date.tm_mon].substring(0,3),"%B":date=>MONTHS[date.tm_mon],"%C":date=>{var year=date.tm_year+1900;return leadingNulls(year/100|0,2)},"%d":date=>leadingNulls(date.tm_mday,2),"%e":date=>leadingSomething(date.tm_mday,2," "),"%g":date=>getWeekBasedYear(date).toString().substring(2),"%G":getWeekBasedYear,"%H":date=>leadingNulls(date.tm_hour,2),"%I":date=>{var twelveHour=date.tm_hour;if(twelveHour==0)twelveHour=12;else if(twelveHour>12)twelveHour-=12;return leadingNulls(twelveHour,2)},"%j":date=>leadingNulls(date.tm_mday+arraySum(isLeapYear(date.tm_year+1900)?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,date.tm_mon-1),3),"%m":date=>leadingNulls(date.tm_mon+1,2),"%M":date=>leadingNulls(date.tm_min,2),"%n":()=>"\n","%p":date=>{if(date.tm_hour>=0&&date.tm_hour<12){return"AM"}return"PM"},"%S":date=>leadingNulls(date.tm_sec,2),"%t":()=>"\t","%u":date=>date.tm_wday||7,"%U":date=>{var days=date.tm_yday+7-date.tm_wday;return leadingNulls(Math.floor(days/7),2)},"%V":date=>{var val=Math.floor((date.tm_yday+7-(date.tm_wday+6)%7)/7);if((date.tm_wday+371-date.tm_yday-2)%7<=2){val++}if(!val){val=52;var dec31=(date.tm_wday+7-date.tm_yday-1)%7;if(dec31==4||dec31==5&&isLeapYear(date.tm_year%400-1)){val++}}else if(val==53){var jan1=(date.tm_wday+371-date.tm_yday)%7;if(jan1!=4&&(jan1!=3||!isLeapYear(date.tm_year)))val=1}return leadingNulls(val,2)},"%w":date=>date.tm_wday,"%W":date=>{var days=date.tm_yday+7-(date.tm_wday+6)%7;return leadingNulls(Math.floor(days/7),2)},"%y":date=>(date.tm_year+1900).toString().substring(2),"%Y":date=>date.tm_year+1900,"%z":date=>{var off=date.tm_gmtoff;var ahead=off>=0;off=Math.abs(off)/60;off=off/60*100+off%60;return(ahead?"+":"-")+String("0000"+off).slice(-4)},"%Z":date=>date.tm_zone,"%%":()=>"%"};pattern=pattern.replace(/%%/g,"\0\0");for(var rule in EXPANSION_RULES_2){if(pattern.includes(rule)){pattern=pattern.replace(new RegExp(rule,"g"),EXPANSION_RULES_2[rule](date))}}pattern=pattern.replace(/\0\0/g,"%");var bytes=intArrayFromString(pattern,false);if(bytes.length>maxsize){return 0}writeArrayToMemory(bytes,s);return bytes.length-1};var _strftime_l=(s,maxsize,format,tm,loc)=>_strftime(s,maxsize,format,tm);var _strptime=(buf,format,tm)=>{var pattern=UTF8ToString(format);var SPECIAL_CHARS="\\!@#$^&*()+=-[]/{}|:<>?,.";for(var i=0,ii=SPECIAL_CHARS.length;iEQUIVALENT_MATCHERS[c]||m).replace(/%(.)/g,(_,c)=>{let pat=DATE_PATTERNS[c];if(pat){capture.push(c);return`(${pat})`}else{return c}}).replace(/\s+/g,"\\s*");var matches=new RegExp("^"+pattern_out,"i").exec(UTF8ToString(buf));function initDate(){function fixup(value,min,max){return typeof value!="number"||isNaN(value)?min:value>=min?value<=max?value:max:min}return{year:fixup(HEAP32[tm+20>>2]+1900,1970,9999),month:fixup(HEAP32[tm+16>>2],0,11),day:fixup(HEAP32[tm+12>>2],1,31),hour:fixup(HEAP32[tm+8>>2],0,23),min:fixup(HEAP32[tm+4>>2],0,59),sec:fixup(HEAP32[tm>>2],0,59),gmtoff:0}}if(matches){var date=initDate();var value;var getMatch=symbol=>{var pos=capture.indexOf(symbol);if(pos>=0){return matches[pos+1]}return};if(value=getMatch("S")){date.sec=jstoi_q(value)}if(value=getMatch("M")){date.min=jstoi_q(value)}if(value=getMatch("H")){date.hour=jstoi_q(value)}else if(value=getMatch("I")){var hour=jstoi_q(value);if(value=getMatch("p")){hour+=value.toUpperCase()[0]==="P"?12:0}date.hour=hour}if(value=getMatch("Y")){date.year=jstoi_q(value)}else if(value=getMatch("y")){var year=jstoi_q(value);if(value=getMatch("C")){year+=jstoi_q(value)*100}else{year+=year<69?2e3:1900}date.year=year}if(value=getMatch("m")){date.month=jstoi_q(value)-1}else if(value=getMatch("b")){date.month=MONTH_NUMBERS[value.substring(0,3).toUpperCase()]||0}if(value=getMatch("d")){date.day=jstoi_q(value)}else if(value=getMatch("j")){var day=jstoi_q(value);var leapYear=isLeapYear(date.year);for(var month=0;month<12;++month){var daysUntilMonth=arraySum(leapYear?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,month-1);if(day<=daysUntilMonth+(leapYear?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR)[month]){date.day=day-daysUntilMonth}}}else if(value=getMatch("a")){var weekDay=value.substring(0,3).toUpperCase();if(value=getMatch("U")){var weekDayNumber=DAY_NUMBERS_SUN_FIRST[weekDay];var weekNumber=jstoi_q(value);var janFirst=new Date(date.year,0,1);var endDate;if(janFirst.getDay()===0){endDate=addDays(janFirst,weekDayNumber+7*(weekNumber-1))}else{endDate=addDays(janFirst,7-janFirst.getDay()+weekDayNumber+7*(weekNumber-1))}date.day=endDate.getDate();date.month=endDate.getMonth()}else if(value=getMatch("W")){var weekDayNumber=DAY_NUMBERS_MON_FIRST[weekDay];var weekNumber=jstoi_q(value);var janFirst=new Date(date.year,0,1);var endDate;if(janFirst.getDay()===1){endDate=addDays(janFirst,weekDayNumber+7*(weekNumber-1))}else{endDate=addDays(janFirst,7-janFirst.getDay()+1+weekDayNumber+7*(weekNumber-1))}date.day=endDate.getDate();date.month=endDate.getMonth()}}if(value=getMatch("z")){if(value.toLowerCase()==="z"){date.gmtoff=0}else{var match=value.match(/^((?:\-|\+)\d\d):?(\d\d)?/);date.gmtoff=match[1]*3600;if(match[2]){date.gmtoff+=date.gmtoff>0?match[2]*60:-match[2]*60}}}var fullDate=new Date(date.year,date.month,date.day,date.hour,date.min,date.sec,0);HEAP32[tm>>2]=fullDate.getSeconds();HEAP32[tm+4>>2]=fullDate.getMinutes();HEAP32[tm+8>>2]=fullDate.getHours();HEAP32[tm+12>>2]=fullDate.getDate();HEAP32[tm+16>>2]=fullDate.getMonth();HEAP32[tm+20>>2]=fullDate.getFullYear()-1900;HEAP32[tm+24>>2]=fullDate.getDay();HEAP32[tm+28>>2]=arraySum(isLeapYear(fullDate.getFullYear())?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,fullDate.getMonth()-1)+fullDate.getDate()-1;HEAP32[tm+32>>2]=0;HEAP32[tm+36>>2]=date.gmtoff;return buf+intArrayFromString(matches[0]).length-1}return 0};function _swapcontext(){abort("missing function: swapcontext")}_swapcontext.stub=true;function _wasm_setsockopt(socketd,level,optionName,optionValuePtr,optionLen){const optionValue=HEAPU8[optionValuePtr];const SOL_SOCKET=1;const SO_KEEPALIVE=9;const IPPROTO_TCP=6;const TCP_NODELAY=1;const isSupported=level===SOL_SOCKET&&optionName===SO_KEEPALIVE||level===IPPROTO_TCP&&optionName===TCP_NODELAY;if(!isSupported){console.warn(`Unsupported socket option: ${level}, ${optionName}, ${optionValue}`);return-1}const ws=PHPWASM.getAllWebSockets(socketd)[0];if(!ws){return-1}ws.setSocketOpt(level,optionName,optionValuePtr);return 0}var Asyncify={instrumentWasmImports(imports){var importPattern=/^(js_open_process|js_waitpid|js_process_status|js_create_input_device|wasm_setsockopt|wasm_shutdown|wasm_close|invoke_.*|__asyncjs__.*)$/;for(let[x,original]of Object.entries(imports)){if(typeof original=="function"){let isAsyncifyImport=original.isAsync||importPattern.test(x);if(isAsyncifyImport){imports[x]=original=new WebAssembly.Suspending(original)}}}},instrumentWasmExports(exports){var exportPattern=/^(wasm_sleep|wasm_read|emscripten_sleep|wasm_sapi_handle_request|wasm_sapi_request_shutdown|wasm_poll_socket|wrap_select|__wrap_select|select|php_pollfd_for|fflush|wasm_popen|wasm_read|wasm_php_exec|run_cli|main|__main_argc_argv)$/;Asyncify.asyncExports=new Set;var ret={};for(let[x,original]of Object.entries(exports)){if(typeof original=="function"){let isAsyncifyExport=exportPattern.test(x);if(isAsyncifyExport){Asyncify.asyncExports.add(original);original=Asyncify.makeAsyncFunction(original)}ret[x]=(...args)=>original(...args)}else{ret[x]=original}}return ret},asyncExports:null,isAsyncExport(func){return Asyncify.asyncExports?.has(func)},handleAsync:async startAsync=>{runtimeKeepalivePush();try{return await startAsync()}finally{runtimeKeepalivePop()}},handleSleep(startAsync){return Asyncify.handleAsync(()=>new Promise(startAsync))},makeAsyncFunction(original){return WebAssembly.promising(original)}};var getCFunc=ident=>{var func=Module["_"+ident];return func};var stackSave=()=>_emscripten_stack_get_current();var stackRestore=val=>__emscripten_stack_restore(val);var ccall=(ident,returnType,argTypes,args,opts)=>{var toC={string:str=>{var ret=0;if(str!==null&&str!==undefined&&str!==0){ret=stringToUTF8OnStack(str)}return ret},array:arr=>{var ret=stackAlloc(arr.length);writeArrayToMemory(arr,ret);return ret}};function convertReturnValue(ret){if(returnType==="string"){return UTF8ToString(ret)}if(returnType==="boolean")return Boolean(ret);return ret}var func=getCFunc(ident);var cArgs=[];var stack=0;if(args){for(var i=0;iFS.unlink(path);var FS_createLazyFile=FS.createLazyFile;var FS_createDevice=FS.createDevice;FS.createPreloadedFile=FS_createPreloadedFile;FS.staticInit();Module["FS_createPath"]=FS.createPath;Module["FS_createDataFile"]=FS.createDataFile;Module["FS_createPreloadedFile"]=FS.createPreloadedFile;Module["FS_unlink"]=FS.unlink;Module["FS_createLazyFile"]=FS.createLazyFile;Module["FS_createDevice"]=FS.createDevice;PHPWASM.init();var wasmImports={SharpYuvConvert:_SharpYuvConvert,SharpYuvGetConversionMatrix:_SharpYuvGetConversionMatrix,SharpYuvInit:_SharpYuvInit,__assert_fail:___assert_fail,__asyncjs__js_fd_read:__asyncjs__js_fd_read,__asyncjs__js_module_onMessage:__asyncjs__js_module_onMessage,__asyncjs__js_popen_to_file:__asyncjs__js_popen_to_file,__asyncjs__wasm_poll_socket:__asyncjs__wasm_poll_socket,__call_sighandler:___call_sighandler,__syscall_accept4:___syscall_accept4,__syscall_bind:___syscall_bind,__syscall_chdir:___syscall_chdir,__syscall_chmod:___syscall_chmod,__syscall_connect:___syscall_connect,__syscall_dup:___syscall_dup,__syscall_dup3:___syscall_dup3,__syscall_faccessat:___syscall_faccessat,__syscall_fallocate:___syscall_fallocate,__syscall_fchmod:___syscall_fchmod,__syscall_fchown32:___syscall_fchown32,__syscall_fchownat:___syscall_fchownat,__syscall_fcntl64:___syscall_fcntl64,__syscall_fdatasync:___syscall_fdatasync,__syscall_fstat64:___syscall_fstat64,__syscall_ftruncate64:___syscall_ftruncate64,__syscall_getcwd:___syscall_getcwd,__syscall_getdents64:___syscall_getdents64,__syscall_getpeername:___syscall_getpeername,__syscall_getsockname:___syscall_getsockname,__syscall_getsockopt:___syscall_getsockopt,__syscall_ioctl:___syscall_ioctl,__syscall_listen:___syscall_listen,__syscall_lstat64:___syscall_lstat64,__syscall_mkdirat:___syscall_mkdirat,__syscall_newfstatat:___syscall_newfstatat,__syscall_openat:___syscall_openat,__syscall_pipe:___syscall_pipe,__syscall_poll:___syscall_poll,__syscall_readlinkat:___syscall_readlinkat,__syscall_recvfrom:___syscall_recvfrom,__syscall_renameat:___syscall_renameat,__syscall_rmdir:___syscall_rmdir,__syscall_sendto:___syscall_sendto,__syscall_socket:___syscall_socket,__syscall_stat64:___syscall_stat64,__syscall_statfs64:___syscall_statfs64,__syscall_symlink:___syscall_symlink,__syscall_unlinkat:___syscall_unlinkat,__syscall_utimensat:___syscall_utimensat,_abort_js:__abort_js,_emscripten_get_now_is_monotonic:__emscripten_get_now_is_monotonic,_emscripten_lookup_name:__emscripten_lookup_name,_emscripten_memcpy_js:__emscripten_memcpy_js,_emscripten_runtime_keepalive_clear:__emscripten_runtime_keepalive_clear,_gmtime_js:__gmtime_js,_localtime_js:__localtime_js,_mktime_js:__mktime_js,_mmap_js:__mmap_js,_munmap_js:__munmap_js,_setitimer_js:__setitimer_js,_tzset_js:__tzset_js,emscripten_date_now:_emscripten_date_now,emscripten_get_heap_max:_emscripten_get_heap_max,emscripten_get_now:_emscripten_get_now,emscripten_resize_heap:_emscripten_resize_heap,emscripten_sleep:_emscripten_sleep,environ_get:_environ_get,environ_sizes_get:_environ_sizes_get,exit:_exit,fd_close:_fd_close,fd_fdstat_get:_fd_fdstat_get,fd_read:_fd_read,fd_seek:_fd_seek,fd_sync:_fd_sync,fd_write:_fd_write,getaddrinfo:_getaddrinfo,getcontext:_getcontext,getdtablesize:_getdtablesize,getnameinfo:_getnameinfo,getprotobyname:_getprotobyname,getprotobynumber:_getprotobynumber,js_create_input_device:_js_create_input_device,js_open_process:_js_open_process,js_process_status:_js_process_status,js_waitpid:_js_waitpid,makecontext:_makecontext,proc_exit:_proc_exit,strftime:_strftime,strftime_l:_strftime_l,strptime:_strptime,swapcontext:_swapcontext,wasm_setsockopt:_wasm_setsockopt};var wasmExports=createWasm();var ___wasm_call_ctors=()=>(___wasm_call_ctors=wasmExports["__wasm_call_ctors"])();var _malloc=a0=>(_malloc=wasmExports["malloc"])(a0);var _wasm_popen=Module["_wasm_popen"]=(a0,a1)=>(_wasm_popen=Module["_wasm_popen"]=wasmExports["wasm_popen"])(a0,a1);var _wasm_php_exec=Module["_wasm_php_exec"]=(a0,a1,a2,a3)=>(_wasm_php_exec=Module["_wasm_php_exec"]=wasmExports["wasm_php_exec"])(a0,a1,a2,a3);var _php_pollfd_for=Module["_php_pollfd_for"]=(a0,a1,a2)=>(_php_pollfd_for=Module["_php_pollfd_for"]=wasmExports["php_pollfd_for"])(a0,a1,a2);var _htons=a0=>(_htons=wasmExports["htons"])(a0);var _ntohs=a0=>(_ntohs=wasmExports["ntohs"])(a0);var _htonl=a0=>(_htonl=wasmExports["htonl"])(a0);var _wasm_sleep=Module["_wasm_sleep"]=a0=>(_wasm_sleep=Module["_wasm_sleep"]=wasmExports["wasm_sleep"])(a0);var _fflush=a0=>(_fflush=wasmExports["fflush"])(a0);var _wasm_read=Module["_wasm_read"]=(a0,a1,a2)=>(_wasm_read=Module["_wasm_read"]=wasmExports["wasm_read"])(a0,a1,a2);var 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removeRunDependency(id){runDependencies--;Module["monitorRunDependencies"]?.(runDependencies);if(runDependencies==0){if(dependenciesFulfilled){var callback=dependenciesFulfilled;dependenciesFulfilled=null;callback()}}}function abort(what){Module["onAbort"]?.(what);what="Aborted("+what+")";err(what);ABORT=true;what+=". 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function instantiateAsync(binary,binaryFile,imports){if(!binary&&typeof WebAssembly.instantiateStreaming=="function"&&!isDataURI(binaryFile)&&typeof fetch=="function"){try{var response=fetch(binaryFile,{credentials:"same-origin"});var instantiationResult=await WebAssembly.instantiateStreaming(response,imports);return instantiationResult}catch(reason){err(`wasm streaming compile failed: ${reason}`);err("falling back to ArrayBuffer instantiation")}}return instantiateArrayBuffer(binaryFile,imports)}function getWasmImports(){Asyncify.instrumentWasmImports(wasmImports);return{env:wasmImports,wasi_snapshot_preview1:wasmImports}}async function createWasm(){function 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webSockets){if(events&POLLIN||events&POLLPRI){polls.push(PHPWASM.awaitData(ws));lookingFor.add("POLLIN")}if(events&POLLOUT){polls.push(PHPWASM.awaitConnection(ws));lookingFor.add("POLLOUT")}if(events&POLLHUP){polls.push(PHPWASM.awaitClose(ws));lookingFor.add("POLLHUP")}if(events&POLLERR||events&POLLNVAL){polls.push(PHPWASM.awaitError(ws));lookingFor.add("POLLERR")}}}else{setTimeout(function(){wakeUp(1)},timeout);return}if(polls.length===0){console.warn("Unsupported poll event "+events+", defaulting to setTimeout().");setTimeout(function(){wakeUp(0)},timeout);return}const promises=polls.map(([promise])=>promise);const clearPolling=()=>polls.forEach(([,clear])=>clear());let awaken=false;let timeoutId;Promise.race(promises).then(function(results){if(!awaken){awaken=true;wakeUp(1);if(timeoutId){clearTimeout(timeoutId)}clearPolling()}});if(timeout!==-1){timeoutId=setTimeout(function(){if(!awaken){awaken=true;wakeUp(0);clearPolling()}},timeout)}})})}__asyncjs__wasm_poll_socket.sig="iiii";function __asyncjs__js_fd_read(fd,iov,iovcnt,pnum){return Asyncify.handleAsync(async()=>{const returnCallback=resolver=>new Promise(resolver);if(Asyncify?.State?.Normal===undefined||Asyncify?.state===Asyncify?.State?.Normal){var returnCode;var stream;let num=0;try{stream=SYSCALLS.getStreamFromFD(fd);const num=doReadv(stream,iov,iovcnt);HEAPU32[pnum>>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError")){throw e}if(e.errno!==6||!(stream?.fd in PHPWASM.child_proc_by_fd)){HEAPU32[pnum>>2]=0;return returnCode}}}return returnCallback(wakeUp=>{var retries=0;var interval=50;var timeout=5e3;var maxRetries=timeout/interval;function poll(){var returnCode;var stream;let num;try{stream=SYSCALLS.getStreamFromFD(fd);num=doReadv(stream,iov,iovcnt);returnCode=0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError")){console.error(e);throw e}returnCode=e.errno}const success=returnCode===0;const failure=++retries>maxRetries||!(fd in PHPWASM.child_proc_by_fd)||PHPWASM.child_proc_by_fd[fd]?.exited||FS.isClosed(stream);if(success){HEAPU32[pnum>>2]=num;wakeUp(0)}else if(failure){HEAPU32[pnum>>2]=0;wakeUp(returnCode===6?0:returnCode)}else{setTimeout(poll,interval)}}poll()})})}__asyncjs__js_fd_read.sig="iiiii";function __asyncjs__js_module_onMessage(data,response_buffer){return Asyncify.handleAsync(async()=>{if(Module["onMessage"]){const dataStr=UTF8ToString(data);return Module["onMessage"](dataStr).then(response=>{const responseBytes=typeof response==="string"?(new TextEncoder).encode(response):response;const responseSize=responseBytes.byteLength;const responsePtr=_malloc(responseSize+1);HEAPU8.set(responseBytes,responsePtr);HEAPU8[responsePtr+responseSize]=0;HEAPU8[response_buffer]=responsePtr;HEAPU8[response_buffer+1]=responsePtr>>8;HEAPU8[response_buffer+2]=responsePtr>>16;HEAPU8[response_buffer+3]=responsePtr>>24;return responseSize}).catch(e=>{console.error(e);return-1})}})}__asyncjs__js_module_onMessage.sig="iii";class ExitStatus{name="ExitStatus";constructor(status){this.message=`Program terminated with exit(${status})`;this.status=status}} +ExitStatus = class PHPExitStatus extends Error { +constructor(status) { + super(status); + this.name = "ExitStatus"; + this.message = "Program terminated with exit(" + status + ")"; + this.status = status; + } +};var callRuntimeCallbacks=callbacks=>{while(callbacks.length>0){callbacks.shift()(Module)}};var noExitRuntime=Module["noExitRuntime"]||false;function _SharpYuvConvert(){abort("missing function: SharpYuvConvert")}_SharpYuvConvert.stub=true;function _SharpYuvGetConversionMatrix(){abort("missing function: SharpYuvGetConversionMatrix")}_SharpYuvGetConversionMatrix.stub=true;function _SharpYuvInit(){abort("missing function: SharpYuvInit")}_SharpYuvInit.stub=true;var UTF8Decoder=typeof TextDecoder!="undefined"?new TextDecoder:undefined;var UTF8ArrayToString=(heapOrArray,idx=0,maxBytesToRead=NaN)=>{var endIdx=idx+maxBytesToRead;var endPtr=idx;while(heapOrArray[endPtr]&&!(endPtr>=endIdx))++endPtr;if(endPtr-idx>16&&heapOrArray.buffer&&UTF8Decoder){return UTF8Decoder.decode(heapOrArray.subarray(idx,endPtr))}var str="";while(idx>10,56320|ch&1023)}}return str};var UTF8ToString=(ptr,maxBytesToRead)=>ptr?UTF8ArrayToString(HEAPU8,ptr,maxBytesToRead):"";Module["UTF8ToString"]=UTF8ToString;var ___assert_fail=(condition,filename,line,func)=>abort(`Assertion failed: ${UTF8ToString(condition)}, at: `+[filename?UTF8ToString(filename):"unknown filename",line,func?UTF8ToString(func):"unknown function"]);var wasmTableMirror=[];var wasmTable;var getWasmTableEntry=funcPtr=>{var func=wasmTableMirror[funcPtr];if(!func){if(funcPtr>=wasmTableMirror.length)wasmTableMirror.length=funcPtr+1;wasmTableMirror[funcPtr]=func=wasmTable.get(funcPtr);if(Asyncify.isAsyncExport(func)){wasmTableMirror[funcPtr]=func=Asyncify.makeAsyncFunction(func)}}return func};var ___call_sighandler=(fp,sig)=>getWasmTableEntry(fp)(sig);var initRandomFill=()=>{if(typeof crypto=="object"&&typeof crypto["getRandomValues"]=="function"){return view=>crypto.getRandomValues(view)}else abort("initRandomDevice")};var randomFill=view=>(randomFill=initRandomFill())(view);var PATH={isAbs:path=>path.charAt(0)==="/",splitPath:filename=>{var splitPathRe=/^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/;return splitPathRe.exec(filename).slice(1)},normalizeArray:(parts,allowAboveRoot)=>{var up=0;for(var i=parts.length-1;i>=0;i--){var last=parts[i];if(last==="."){parts.splice(i,1)}else if(last===".."){parts.splice(i,1);up++}else if(up){parts.splice(i,1);up--}}if(allowAboveRoot){for(;up;up--){parts.unshift("..")}}return parts},normalize:path=>{var isAbsolute=PATH.isAbs(path),trailingSlash=path.substr(-1)==="/";path=PATH.normalizeArray(path.split("/").filter(p=>!!p),!isAbsolute).join("/");if(!path&&!isAbsolute){path="."}if(path&&trailingSlash){path+="/"}return(isAbsolute?"/":"")+path},dirname:path=>{var result=PATH.splitPath(path),root=result[0],dir=result[1];if(!root&&!dir){return"."}if(dir){dir=dir.substr(0,dir.length-1)}return root+dir},basename:path=>{if(path==="/")return"/";path=PATH.normalize(path);path=path.replace(/\/$/,"");var lastSlash=path.lastIndexOf("/");if(lastSlash===-1)return path;return path.substr(lastSlash+1)},join:(...paths)=>PATH.normalize(paths.join("/")),join2:(l,r)=>PATH.normalize(l+"/"+r)};var PATH_FS={resolve:(...args)=>{var resolvedPath="",resolvedAbsolute=false;for(var i=args.length-1;i>=-1&&!resolvedAbsolute;i--){var path=i>=0?args[i]:FS.cwd();if(typeof path!="string"){throw new TypeError("Arguments to path.resolve must be strings")}else if(!path){return""}resolvedPath=path+"/"+resolvedPath;resolvedAbsolute=PATH.isAbs(path)}resolvedPath=PATH.normalizeArray(resolvedPath.split("/").filter(p=>!!p),!resolvedAbsolute).join("/");return(resolvedAbsolute?"/":"")+resolvedPath||"."},relative:(from,to)=>{from=PATH_FS.resolve(from).substr(1);to=PATH_FS.resolve(to).substr(1);function trim(arr){var start=0;for(;start=0;end--){if(arr[end]!=="")break}if(start>end)return[];return arr.slice(start,end-start+1)}var fromParts=trim(from.split("/"));var toParts=trim(to.split("/"));var length=Math.min(fromParts.length,toParts.length);var samePartsLength=length;for(var i=0;i{var len=0;for(var i=0;i=55296&&c<=57343){len+=4;++i}else{len+=3}}return len};Module["lengthBytesUTF8"]=lengthBytesUTF8;var stringToUTF8Array=(str,heap,outIdx,maxBytesToWrite)=>{if(!(maxBytesToWrite>0))return 0;var startIdx=outIdx;var endIdx=outIdx+maxBytesToWrite-1;for(var i=0;i=55296&&u<=57343){var u1=str.charCodeAt(++i);u=65536+((u&1023)<<10)|u1&1023}if(u<=127){if(outIdx>=endIdx)break;heap[outIdx++]=u}else if(u<=2047){if(outIdx+1>=endIdx)break;heap[outIdx++]=192|u>>6;heap[outIdx++]=128|u&63}else if(u<=65535){if(outIdx+2>=endIdx)break;heap[outIdx++]=224|u>>12;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}else{if(outIdx+3>=endIdx)break;heap[outIdx++]=240|u>>18;heap[outIdx++]=128|u>>12&63;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}}heap[outIdx]=0;return outIdx-startIdx};function intArrayFromString(stringy,dontAddNull,length){var len=length>0?length:lengthBytesUTF8(stringy)+1;var u8array=new Array(len);var numBytesWritten=stringToUTF8Array(stringy,u8array,0,u8array.length);if(dontAddNull)u8array.length=numBytesWritten;return u8array}var FS_stdin_getChar=()=>{if(!FS_stdin_getChar_buffer.length){var result=null;if(typeof window!="undefined"&&typeof window.prompt=="function"){result=window.prompt("Input: ");if(result!==null){result+="\n"}}else{}if(!result){return null}FS_stdin_getChar_buffer=intArrayFromString(result,true)}return FS_stdin_getChar_buffer.shift()};var TTY={ttys:[],init(){},shutdown(){},register(dev,ops){TTY.ttys[dev]={input:[],output:[],ops};FS.registerDevice(dev,TTY.stream_ops)},stream_ops:{open(stream){var tty=TTY.ttys[stream.node.rdev];if(!tty){throw new FS.ErrnoError(43)}stream.tty=tty;stream.seekable=false},close(stream){stream.tty.ops.fsync(stream.tty)},fsync(stream){stream.tty.ops.fsync(stream.tty)},read(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.get_char){throw new FS.ErrnoError(60)}var bytesRead=0;for(var i=0;i0){out(UTF8ArrayToString(tty.output));tty.output=[]}},ioctl_tcgets(tty){return{c_iflag:25856,c_oflag:5,c_cflag:191,c_lflag:35387,c_cc:[3,28,127,21,4,0,1,0,17,19,26,0,18,15,23,22,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]}},ioctl_tcsets(tty,optional_actions,data){return 0},ioctl_tiocgwinsz(tty){return[24,80]}},default_tty1_ops:{put_char(tty,val){if(val===null||val===10){err(UTF8ArrayToString(tty.output));tty.output=[]}else{if(val!=0)tty.output.push(val)}},fsync(tty){if(tty.output&&tty.output.length>0){err(UTF8ArrayToString(tty.output));tty.output=[]}}}};var zeroMemory=(address,size)=>{HEAPU8.fill(0,address,address+size)};var alignMemory=(size,alignment)=>Math.ceil(size/alignment)*alignment;var mmapAlloc=size=>{size=alignMemory(size,65536);var ptr=_emscripten_builtin_memalign(65536,size);if(ptr)zeroMemory(ptr,size);return ptr};var MEMFS={ops_table:null,mount(mount){return MEMFS.createNode(null,"/",16895,0)},createNode(parent,name,mode,dev){if(FS.isBlkdev(mode)||FS.isFIFO(mode)){throw new FS.ErrnoError(63)}MEMFS.ops_table||={dir:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,lookup:MEMFS.node_ops.lookup,mknod:MEMFS.node_ops.mknod,rename:MEMFS.node_ops.rename,unlink:MEMFS.node_ops.unlink,rmdir:MEMFS.node_ops.rmdir,readdir:MEMFS.node_ops.readdir,symlink:MEMFS.node_ops.symlink},stream:{llseek:MEMFS.stream_ops.llseek}},file:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:{llseek:MEMFS.stream_ops.llseek,read:MEMFS.stream_ops.read,write:MEMFS.stream_ops.write,allocate:MEMFS.stream_ops.allocate,mmap:MEMFS.stream_ops.mmap,msync:MEMFS.stream_ops.msync}},link:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,readlink:MEMFS.node_ops.readlink},stream:{}},chrdev:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:FS.chrdev_stream_ops}};var node=FS.createNode(parent,name,mode,dev);if(FS.isDir(node.mode)){node.node_ops=MEMFS.ops_table.dir.node;node.stream_ops=MEMFS.ops_table.dir.stream;node.contents={}}else if(FS.isFile(node.mode)){node.node_ops=MEMFS.ops_table.file.node;node.stream_ops=MEMFS.ops_table.file.stream;node.usedBytes=0;node.contents=null}else if(FS.isLink(node.mode)){node.node_ops=MEMFS.ops_table.link.node;node.stream_ops=MEMFS.ops_table.link.stream}else if(FS.isChrdev(node.mode)){node.node_ops=MEMFS.ops_table.chrdev.node;node.stream_ops=MEMFS.ops_table.chrdev.stream}node.atime=node.mtime=node.ctime=Date.now();if(parent){parent.contents[name]=node;parent.atime=parent.mtime=parent.ctime=node.atime}return node},getFileDataAsTypedArray(node){if(!node.contents)return new Uint8Array(0);if(node.contents.subarray)return node.contents.subarray(0,node.usedBytes);return new Uint8Array(node.contents)},expandFileStorage(node,newCapacity){var prevCapacity=node.contents?node.contents.length:0;if(prevCapacity>=newCapacity)return;var CAPACITY_DOUBLING_MAX=1024*1024;newCapacity=Math.max(newCapacity,prevCapacity*(prevCapacity>>0);if(prevCapacity!=0)newCapacity=Math.max(newCapacity,256);var oldContents=node.contents;node.contents=new Uint8Array(newCapacity);if(node.usedBytes>0)node.contents.set(oldContents.subarray(0,node.usedBytes),0)},resizeFileStorage(node,newSize){if(node.usedBytes==newSize)return;if(newSize==0){node.contents=null;node.usedBytes=0}else{var oldContents=node.contents;node.contents=new Uint8Array(newSize);if(oldContents){node.contents.set(oldContents.subarray(0,Math.min(newSize,node.usedBytes)))}node.usedBytes=newSize}},node_ops:{getattr(node){var attr={};attr.dev=FS.isChrdev(node.mode)?node.id:1;attr.ino=node.id;attr.mode=node.mode;attr.nlink=1;attr.uid=0;attr.gid=0;attr.rdev=node.rdev;if(FS.isDir(node.mode)){attr.size=4096}else if(FS.isFile(node.mode)){attr.size=node.usedBytes}else if(FS.isLink(node.mode)){attr.size=node.link.length}else{attr.size=0}attr.atime=new Date(node.atime);attr.mtime=new Date(node.mtime);attr.ctime=new Date(node.ctime);attr.blksize=4096;attr.blocks=Math.ceil(attr.size/attr.blksize);return attr},setattr(node,attr){for(const key of["mode","atime","mtime","ctime"]){if(attr[key]){node[key]=attr[key]}}if(attr.size!==undefined){MEMFS.resizeFileStorage(node,attr.size)}},lookup(parent,name){throw MEMFS.doesNotExistError},mknod(parent,name,mode,dev){return MEMFS.createNode(parent,name,mode,dev)},rename(old_node,new_dir,new_name){var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(new_node){if(FS.isDir(old_node.mode)){for(var i in new_node.contents){throw new FS.ErrnoError(55)}}FS.hashRemoveNode(new_node)}delete old_node.parent.contents[old_node.name];new_dir.contents[new_name]=old_node;old_node.name=new_name;new_dir.ctime=new_dir.mtime=old_node.parent.ctime=old_node.parent.mtime=Date.now()},unlink(parent,name){delete parent.contents[name];parent.ctime=parent.mtime=Date.now()},rmdir(parent,name){var node=FS.lookupNode(parent,name);for(var i in node.contents){throw new FS.ErrnoError(55)}delete parent.contents[name];parent.ctime=parent.mtime=Date.now()},readdir(node){return[".","..",...Object.keys(node.contents)]},symlink(parent,newname,oldpath){var node=MEMFS.createNode(parent,newname,511|40960,0);node.link=oldpath;return node},readlink(node){if(!FS.isLink(node.mode)){throw new FS.ErrnoError(28)}return node.link}},stream_ops:{read(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=stream.node.usedBytes)return 0;var size=Math.min(stream.node.usedBytes-position,length);if(size>8&&contents.subarray){buffer.set(contents.subarray(position,position+size),offset)}else{for(var i=0;i0||position+length{var arrayBuffer=await readAsync(url);return new Uint8Array(arrayBuffer)};asyncLoad.isAsync=true;var FS_createDataFile=(parent,name,fileData,canRead,canWrite,canOwn)=>{FS.createDataFile(parent,name,fileData,canRead,canWrite,canOwn)};var preloadPlugins=Module["preloadPlugins"]||[];var FS_handledByPreloadPlugin=(byteArray,fullname,finish,onerror)=>{if(typeof Browser!="undefined")Browser.init();var handled=false;preloadPlugins.forEach(plugin=>{if(handled)return;if(plugin["canHandle"](fullname)){plugin["handle"](byteArray,fullname,finish,onerror);handled=true}});return handled};var FS_createPreloadedFile=(parent,name,url,canRead,canWrite,onload,onerror,dontCreateFile,canOwn,preFinish)=>{var fullname=name?PATH_FS.resolve(PATH.join2(parent,name)):parent;var dep=getUniqueRunDependency(`cp ${fullname}`);function processData(byteArray){function finish(byteArray){preFinish?.();if(!dontCreateFile){FS_createDataFile(parent,name,byteArray,canRead,canWrite,canOwn)}onload?.();removeRunDependency(dep)}if(FS_handledByPreloadPlugin(byteArray,fullname,finish,()=>{onerror?.();removeRunDependency(dep)})){return}finish(byteArray)}addRunDependency(dep);if(typeof url=="string"){asyncLoad(url).then(processData,onerror)}else{processData(url)}};var FS_modeStringToFlags=str=>{var flagModes={r:0,"r+":2,w:512|64|1,"w+":512|64|2,a:1024|64|1,"a+":1024|64|2};var flags=flagModes[str];if(typeof flags=="undefined"){throw new Error(`Unknown file open mode: ${str}`)}return flags};var FS_getMode=(canRead,canWrite)=>{var mode=0;if(canRead)mode|=292|73;if(canWrite)mode|=146;return mode};var ERRNO_CODES={EPERM:63,ENOENT:44,ESRCH:71,EINTR:27,EIO:29,ENXIO:60,E2BIG:1,ENOEXEC:45,EBADF:8,ECHILD:12,EAGAIN:6,EWOULDBLOCK:6,ENOMEM:48,EACCES:2,EFAULT:21,ENOTBLK:105,EBUSY:10,EEXIST:20,EXDEV:75,ENODEV:43,ENOTDIR:54,EISDIR:31,EINVAL:28,ENFILE:41,EMFILE:33,ENOTTY:59,ETXTBSY:74,EFBIG:22,ENOSPC:51,ESPIPE:70,EROFS:69,EMLINK:34,EPIPE:64,EDOM:18,ERANGE:68,ENOMSG:49,EIDRM:24,ECHRNG:106,EL2NSYNC:156,EL3HLT:107,EL3RST:108,ELNRNG:109,EUNATCH:110,ENOCSI:111,EL2HLT:112,EDEADLK:16,ENOLCK:46,EBADE:113,EBADR:114,EXFULL:115,ENOANO:104,EBADRQC:103,EBADSLT:102,EDEADLOCK:16,EBFONT:101,ENOSTR:100,ENODATA:116,ETIME:117,ENOSR:118,ENONET:119,ENOPKG:120,EREMOTE:121,ENOLINK:47,EADV:122,ESRMNT:123,ECOMM:124,EPROTO:65,EMULTIHOP:36,EDOTDOT:125,EBADMSG:9,ENOTUNIQ:126,EBADFD:127,EREMCHG:128,ELIBACC:129,ELIBBAD:130,ELIBSCN:131,ELIBMAX:132,ELIBEXEC:133,ENOSYS:52,ENOTEMPTY:55,ENAMETOOLONG:37,ELOOP:32,EOPNOTSUPP:138,EPFNOSUPPORT:139,ECONNRESET:15,ENOBUFS:42,EAFNOSUPPORT:5,EPROTOTYPE:67,ENOTSOCK:57,ENOPROTOOPT:50,ESHUTDOWN:140,ECONNREFUSED:14,EADDRINUSE:3,ECONNABORTED:13,ENETUNREACH:40,ENETDOWN:38,ETIMEDOUT:73,EHOSTDOWN:142,EHOSTUNREACH:23,EINPROGRESS:26,EALREADY:7,EDESTADDRREQ:17,EMSGSIZE:35,EPROTONOSUPPORT:66,ESOCKTNOSUPPORT:137,EADDRNOTAVAIL:4,ENETRESET:39,EISCONN:30,ENOTCONN:53,ETOOMANYREFS:141,EUSERS:136,EDQUOT:19,ESTALE:72,ENOTSUP:138,ENOMEDIUM:148,EILSEQ:25,EOVERFLOW:61,ECANCELED:11,ENOTRECOVERABLE:56,EOWNERDEAD:62,ESTRPIPE:135};var PROXYFS={mount(mount){return PROXYFS.createNode(null,"/",mount.opts.fs.lstat(mount.opts.root).mode,0)},createNode(parent,name,mode,dev){if(!FS.isDir(mode)&&!FS.isFile(mode)&&!FS.isLink(mode)){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}var node=FS.createNode(parent,name,mode);node.node_ops=PROXYFS.node_ops;node.stream_ops=PROXYFS.stream_ops;return node},realPath(node){var parts=[];while(node.parent!==node){parts.push(node.name);node=node.parent}parts.push(node.mount.opts.root);parts.reverse();return PATH.join(...parts)},node_ops:{getattr(node){var path=PROXYFS.realPath(node);var stat;try{stat=node.mount.opts.fs.lstat(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return{dev:stat.dev,ino:stat.ino,mode:stat.mode,nlink:stat.nlink,uid:stat.uid,gid:stat.gid,rdev:stat.rdev,size:stat.size,atime:stat.atime,mtime:stat.mtime,ctime:stat.ctime,blksize:stat.blksize,blocks:stat.blocks}},setattr(node,attr){var path=PROXYFS.realPath(node);try{if(attr.mode!==undefined){node.mount.opts.fs.chmod(path,attr.mode);node.mode=attr.mode}if(attr.atime||attr.mtime){var atime=new Date(attr.atime||attr.mtime);var mtime=new Date(attr.mtime||attr.atime);node.mount.opts.fs.utime(path,atime,mtime)}if(attr.size!==undefined){node.mount.opts.fs.truncate(path,attr.size)}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},lookup(parent,name){try{var path=PATH.join2(PROXYFS.realPath(parent),name);var mode=parent.mount.opts.fs.lstat(path).mode;var node=PROXYFS.createNode(parent,name,mode);return node}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},mknod(parent,name,mode,dev){var node=PROXYFS.createNode(parent,name,mode,dev);var path=PROXYFS.realPath(node);try{if(FS.isDir(node.mode)){node.mount.opts.fs.mkdir(path,node.mode)}else{node.mount.opts.fs.writeFile(path,"",{mode:node.mode})}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return node},rename(oldNode,newDir,newName){var oldPath=PROXYFS.realPath(oldNode);var newPath=PATH.join2(PROXYFS.realPath(newDir),newName);try{oldNode.mount.opts.fs.rename(oldPath,newPath);oldNode.name=newName}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},unlink(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.unlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},rmdir(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.rmdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readdir(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},symlink(parent,newName,oldPath){var newPath=PATH.join2(PROXYFS.realPath(parent),newName);try{parent.mount.opts.fs.symlink(oldPath,newPath)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readlink(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}}},stream_ops:{open(stream){var path=PROXYFS.realPath(stream.node);try{stream.nfd=stream.node.mount.opts.fs.open(path,stream.flags)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},close(stream){try{stream.node.mount.opts.fs.close(stream.nfd)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},read(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.read(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},write(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.write(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},llseek(stream,offset,whence){var position=offset;if(whence===1){position+=stream.position}else if(whence===2){if(FS.isFile(stream.node.mode)){try{var stat=stream.node.node_ops.getattr(stream.node);position+=stat.size}catch(e){throw new FS.ErrnoError(ERRNO_CODES[e.code])}}}if(position<0){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}return position}}};var FS={root:null,mounts:[],devices:{},streams:[],nextInode:1,nameTable:null,currentPath:"/",initialized:false,ignorePermissions:true,ErrnoError:class{name="ErrnoError";constructor(errno){this.errno=errno}},filesystems:null,syncFSRequests:0,readFiles:{},FSStream:class{shared={};get object(){return this.node}set object(val){this.node=val}get isRead(){return(this.flags&2097155)!==1}get isWrite(){return(this.flags&2097155)!==0}get isAppend(){return this.flags&1024}get flags(){return this.shared.flags}set flags(val){this.shared.flags=val}get position(){return this.shared.position}set position(val){this.shared.position=val}},FSNode:class{node_ops={};stream_ops={};readMode=292|73;writeMode=146;mounted=null;constructor(parent,name,mode,rdev){if(!parent){parent=this}this.parent=parent;this.mount=parent.mount;this.id=FS.nextInode++;this.name=name;this.mode=mode;this.rdev=rdev;this.atime=this.mtime=this.ctime=Date.now()}get read(){return(this.mode&this.readMode)===this.readMode}set read(val){val?this.mode|=this.readMode:this.mode&=~this.readMode}get write(){return(this.mode&this.writeMode)===this.writeMode}set write(val){val?this.mode|=this.writeMode:this.mode&=~this.writeMode}get isFolder(){return FS.isDir(this.mode)}get isDevice(){return FS.isChrdev(this.mode)}},lookupPath(path,opts={}){if(!path)return{path:"",node:null};opts.follow_mount??=true;if(!PATH.isAbs(path)){path=FS.cwd()+"/"+path}linkloop:for(var nlinks=0;nlinks<40;nlinks++){var parts=path.split("/").filter(p=>!!p&&p!==".");var current=FS.root;var current_path="/";for(var i=0;i>>0)%FS.nameTable.length},hashAddNode(node){var hash=FS.hashName(node.parent.id,node.name);node.name_next=FS.nameTable[hash];FS.nameTable[hash]=node},hashRemoveNode(node){var hash=FS.hashName(node.parent.id,node.name);if(FS.nameTable[hash]===node){FS.nameTable[hash]=node.name_next}else{var current=FS.nameTable[hash];while(current){if(current.name_next===node){current.name_next=node.name_next;break}current=current.name_next}}},lookupNode(parent,name){var errCode=FS.mayLookup(parent);if(errCode){throw new FS.ErrnoError(errCode)}var hash=FS.hashName(parent.id,name);for(var node=FS.nameTable[hash];node;node=node.name_next){var nodeName=node.name;if(node.parent.id===parent.id&&nodeName===name){return node}}return FS.lookup(parent,name)},createNode(parent,name,mode,rdev){var node=new FS.FSNode(parent,name,mode,rdev);FS.hashAddNode(node);return node},destroyNode(node){FS.hashRemoveNode(node)},isRoot(node){return node===node.parent},isMountpoint(node){return!!node.mounted},isFile(mode){return(mode&61440)===32768},isDir(mode){return(mode&61440)===16384},isLink(mode){return(mode&61440)===40960},isChrdev(mode){return(mode&61440)===8192},isBlkdev(mode){return(mode&61440)===24576},isFIFO(mode){return(mode&61440)===4096},isSocket(mode){return(mode&49152)===49152},flagsToPermissionString(flag){var perms=["r","w","rw"][flag&3];if(flag&512){perms+="w"}return perms},nodePermissions(node,perms){if(FS.ignorePermissions){return 0}if(perms.includes("r")&&!(node.mode&292)){return 2}else if(perms.includes("w")&&!(node.mode&146)){return 2}else if(perms.includes("x")&&!(node.mode&73)){return 2}return 0},mayLookup(dir){if(!FS.isDir(dir.mode))return 54;var errCode=FS.nodePermissions(dir,"x");if(errCode)return errCode;if(!dir.node_ops.lookup)return 2;return 0},mayCreate(dir,name){if(!FS.isDir(dir.mode)){return 54}try{var node=FS.lookupNode(dir,name);return 20}catch(e){}return FS.nodePermissions(dir,"wx")},mayDelete(dir,name,isdir){var node;try{node=FS.lookupNode(dir,name)}catch(e){return e.errno}var errCode=FS.nodePermissions(dir,"wx");if(errCode){return errCode}if(isdir){if(!FS.isDir(node.mode)){return 54}if(FS.isRoot(node)||FS.getPath(node)===FS.cwd()){return 10}}else{if(FS.isDir(node.mode)){return 31}}return 0},mayOpen(node,flags){if(!node){return 44}if(FS.isLink(node.mode)){return 32}else if(FS.isDir(node.mode)){if(FS.flagsToPermissionString(flags)!=="r"||flags&512){return 31}}return FS.nodePermissions(node,FS.flagsToPermissionString(flags))},MAX_OPEN_FDS:4096,nextfd(){for(var fd=0;fd<=FS.MAX_OPEN_FDS;fd++){if(!FS.streams[fd]){return fd}}throw new FS.ErrnoError(33)},getStreamChecked(fd){var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}return stream},getStream:fd=>FS.streams[fd],createStream(stream,fd=-1){stream=Object.assign(new FS.FSStream,stream);if(fd==-1){fd=FS.nextfd()}stream.fd=fd;FS.streams[fd]=stream;return stream},closeStream(fd){FS.streams[fd]=null},dupStream(origStream,fd=-1){var stream=FS.createStream(origStream,fd);stream.stream_ops?.dup?.(stream);return stream},chrdev_stream_ops:{open(stream){var device=FS.getDevice(stream.node.rdev);stream.stream_ops=device.stream_ops;stream.stream_ops.open?.(stream)},llseek(){throw new FS.ErrnoError(70)}},major:dev=>dev>>8,minor:dev=>dev&255,makedev:(ma,mi)=>ma<<8|mi,registerDevice(dev,ops){FS.devices[dev]={stream_ops:ops}},getDevice:dev=>FS.devices[dev],getMounts(mount){var mounts=[];var check=[mount];while(check.length){var m=check.pop();mounts.push(m);check.push(...m.mounts)}return mounts},syncfs(populate,callback){if(typeof populate=="function"){callback=populate;populate=false}FS.syncFSRequests++;if(FS.syncFSRequests>1){err(`warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work`)}var mounts=FS.getMounts(FS.root.mount);var completed=0;function doCallback(errCode){FS.syncFSRequests--;return callback(errCode)}function done(errCode){if(errCode){if(!done.errored){done.errored=true;return doCallback(errCode)}return}if(++completed>=mounts.length){doCallback(null)}}mounts.forEach(mount=>{if(!mount.type.syncfs){return done(null)}mount.type.syncfs(mount,populate,done)})},mount(type,opts,mountpoint){var root=mountpoint==="/";var pseudo=!mountpoint;var node;if(root&&FS.root){throw new FS.ErrnoError(10)}else if(!root&&!pseudo){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});mountpoint=lookup.path;node=lookup.node;if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}if(!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}}var mount={type,opts,mountpoint,mounts:[]};var mountRoot=type.mount(mount);mountRoot.mount=mount;mount.root=mountRoot;if(root){FS.root=mountRoot}else if(node){node.mounted=mount;if(node.mount){node.mount.mounts.push(mount)}}return mountRoot},unmount(mountpoint){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});if(!FS.isMountpoint(lookup.node)){throw new FS.ErrnoError(28)}var node=lookup.node;var mount=node.mounted;var mounts=FS.getMounts(mount);Object.keys(FS.nameTable).forEach(hash=>{var current=FS.nameTable[hash];while(current){var next=current.name_next;if(mounts.includes(current.mount)){FS.destroyNode(current)}current=next}});node.mounted=null;var idx=node.mount.mounts.indexOf(mount);node.mount.mounts.splice(idx,1)},lookup(parent,name){return parent.node_ops.lookup(parent,name)},mknod(path,mode,dev){var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);if(!name||name==="."||name===".."){throw new FS.ErrnoError(28)}var errCode=FS.mayCreate(parent,name);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.mknod){throw new FS.ErrnoError(63)}return parent.node_ops.mknod(parent,name,mode,dev)},statfs(path){var rtn={bsize:4096,frsize:4096,blocks:1e6,bfree:5e5,bavail:5e5,files:FS.nextInode,ffree:FS.nextInode-1,fsid:42,flags:2,namelen:255};var parent=FS.lookupPath(path,{follow:true}).node;if(parent?.node_ops.statfs){Object.assign(rtn,parent.node_ops.statfs(parent.mount.opts.root))}return rtn},create(path,mode=438){mode&=4095;mode|=32768;return FS.mknod(path,mode,0)},mkdir(path,mode=511){mode&=511|512;mode|=16384;return FS.mknod(path,mode,0)},mkdirTree(path,mode){var dirs=path.split("/");var d="";for(var i=0;iFS.currentPath,chdir(path){var lookup=FS.lookupPath(path,{follow:true});if(lookup.node===null){throw new FS.ErrnoError(44)}if(!FS.isDir(lookup.node.mode)){throw new FS.ErrnoError(54)}var errCode=FS.nodePermissions(lookup.node,"x");if(errCode){throw new FS.ErrnoError(errCode)}FS.currentPath=lookup.path},createDefaultDirectories(){FS.mkdir("/tmp");FS.mkdir("/home");FS.mkdir("/home/web_user")},createDefaultDevices(){FS.mkdir("/dev");FS.registerDevice(FS.makedev(1,3),{read:()=>0,write:(stream,buffer,offset,length,pos)=>length,llseek:()=>0});FS.mkdev("/dev/null",FS.makedev(1,3));TTY.register(FS.makedev(5,0),TTY.default_tty_ops);TTY.register(FS.makedev(6,0),TTY.default_tty1_ops);FS.mkdev("/dev/tty",FS.makedev(5,0));FS.mkdev("/dev/tty1",FS.makedev(6,0));var randomBuffer=new Uint8Array(1024),randomLeft=0;var randomByte=()=>{if(randomLeft===0){randomLeft=randomFill(randomBuffer).byteLength}return randomBuffer[--randomLeft]};FS.createDevice("/dev","random",randomByte);FS.createDevice("/dev","urandom",randomByte);FS.mkdir("/dev/shm");FS.mkdir("/dev/shm/tmp")},createSpecialDirectories(){FS.mkdir("/proc");var proc_self=FS.mkdir("/proc/self");FS.mkdir("/proc/self/fd");FS.mount({mount(){var node=FS.createNode(proc_self,"fd",16895,73);node.stream_ops={llseek:MEMFS.stream_ops.llseek};node.node_ops={lookup(parent,name){var fd=+name;var stream=FS.getStreamChecked(fd);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path},id:fd+1};ret.parent=ret;return ret},readdir(){return Array.from(FS.streams.entries()).filter(([k,v])=>v).map(([k,v])=>k.toString())}};return node}},{},"/proc/self/fd")},createStandardStreams(input,output,error){if(input){FS.createDevice("/dev","stdin",input)}else{FS.symlink("/dev/tty","/dev/stdin")}if(output){FS.createDevice("/dev","stdout",null,output)}else{FS.symlink("/dev/tty","/dev/stdout")}if(error){FS.createDevice("/dev","stderr",null,error)}else{FS.symlink("/dev/tty1","/dev/stderr")}var stdin=FS.open("/dev/stdin",0);var stdout=FS.open("/dev/stdout",1);var stderr=FS.open("/dev/stderr",1)},staticInit(){FS.nameTable=new Array(4096);FS.mount(MEMFS,{},"/");FS.createDefaultDirectories();FS.createDefaultDevices();FS.createSpecialDirectories();FS.filesystems={MEMFS,PROXYFS}},init(input,output,error){FS.initialized=true;input??=Module["stdin"];output??=Module["stdout"];error??=Module["stderr"];FS.createStandardStreams(input,output,error)},quit(){FS.initialized=false;_fflush(0);for(var i=0;ithis.length-1||idx<0){return undefined}var chunkOffset=idx%this.chunkSize;var chunkNum=idx/this.chunkSize|0;return this.getter(chunkNum)[chunkOffset]}setDataGetter(getter){this.getter=getter}cacheLength(){var xhr=new XMLHttpRequest;xhr.open("HEAD",url,false);xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);var datalength=Number(xhr.getResponseHeader("Content-length"));var header;var hasByteServing=(header=xhr.getResponseHeader("Accept-Ranges"))&&header==="bytes";var usesGzip=(header=xhr.getResponseHeader("Content-Encoding"))&&header==="gzip";var chunkSize=1024*1024;if(!hasByteServing)chunkSize=datalength;var doXHR=(from,to)=>{if(from>to)throw new Error("invalid range ("+from+", "+to+") or no bytes requested!");if(to>datalength-1)throw new Error("only "+datalength+" bytes available! programmer error!");var xhr=new XMLHttpRequest;xhr.open("GET",url,false);if(datalength!==chunkSize)xhr.setRequestHeader("Range","bytes="+from+"-"+to);xhr.responseType="arraybuffer";if(xhr.overrideMimeType){xhr.overrideMimeType("text/plain; charset=x-user-defined")}xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);if(xhr.response!==undefined){return new Uint8Array(xhr.response||[])}return intArrayFromString(xhr.responseText||"",true)};var lazyArray=this;lazyArray.setDataGetter(chunkNum=>{var start=chunkNum*chunkSize;var end=(chunkNum+1)*chunkSize-1;end=Math.min(end,datalength-1);if(typeof lazyArray.chunks[chunkNum]=="undefined"){lazyArray.chunks[chunkNum]=doXHR(start,end)}if(typeof lazyArray.chunks[chunkNum]=="undefined")throw new Error("doXHR failed!");return lazyArray.chunks[chunkNum]});if(usesGzip||!datalength){chunkSize=datalength=1;datalength=this.getter(0).length;chunkSize=datalength;out("LazyFiles on gzip forces download of the whole file when length is accessed")}this._length=datalength;this._chunkSize=chunkSize;this.lengthKnown=true}get length(){if(!this.lengthKnown){this.cacheLength()}return this._length}get chunkSize(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}}if(typeof XMLHttpRequest!="undefined"){if(!ENVIRONMENT_IS_WORKER)throw"Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc";var lazyArray=new LazyUint8Array;var properties={isDevice:false,contents:lazyArray}}else{var properties={isDevice:false,url}}var node=FS.createFile(parent,name,properties,canRead,canWrite);if(properties.contents){node.contents=properties.contents}else if(properties.url){node.contents=null;node.url=properties.url}Object.defineProperties(node,{usedBytes:{get:function(){return this.contents.length}}});var stream_ops={};var keys=Object.keys(node.stream_ops);keys.forEach(key=>{var fn=node.stream_ops[key];stream_ops[key]=(...args)=>{FS.forceLoadFile(node);return fn(...args)}});function writeChunks(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=contents.length)return 0;var size=Math.min(contents.length-position,length);if(contents.slice){for(var i=0;i{FS.forceLoadFile(node);return writeChunks(stream,buffer,offset,length,position)};stream_ops.mmap=(stream,length,position,prot,flags)=>{FS.forceLoadFile(node);var ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}writeChunks(stream,HEAP8,ptr,length,position);return{ptr,allocated:true}};node.stream_ops=stream_ops;return node}};Module["FS"]=FS;var SOCKFS={websocketArgs:{},callbacks:{},on(event,callback){SOCKFS.callbacks[event]=callback},emit(event,param){SOCKFS.callbacks[event]?.(param)},mount(mount){SOCKFS.websocketArgs=Module["websocket"]||{};(Module["websocket"]??={})["on"]=SOCKFS.on;return FS.createNode(null,"/",16895,0)},createSocket(family,type,protocol){type&=~526336;var streaming=type==1;if(streaming&&protocol&&protocol!=6){throw new FS.ErrnoError(66)}var sock={family,type,protocol,server:null,error:null,peers:{},pending:[],recv_queue:[],sock_ops:SOCKFS.websocket_sock_ops};var name=SOCKFS.nextname();var node=FS.createNode(SOCKFS.root,name,49152,0);node.sock=sock;var stream=FS.createStream({path:name,node,flags:2,seekable:false,stream_ops:SOCKFS.stream_ops});sock.stream=stream;return sock},getSocket(fd){var stream=FS.getStream(fd);if(!stream||!FS.isSocket(stream.node.mode)){return null}return stream.node.sock},stream_ops:{poll(stream){var sock=stream.node.sock;return sock.sock_ops.poll(sock)},ioctl(stream,request,varargs){var sock=stream.node.sock;return sock.sock_ops.ioctl(sock,request,varargs)},read(stream,buffer,offset,length,position){var sock=stream.node.sock;var msg=sock.sock_ops.recvmsg(sock,length);if(!msg){return 0}buffer.set(msg.buffer,offset);return msg.buffer.length},write(stream,buffer,offset,length,position){var sock=stream.node.sock;return sock.sock_ops.sendmsg(sock,buffer,offset,length)},close(stream){var sock=stream.node.sock;sock.sock_ops.close(sock)}},nextname(){if(!SOCKFS.nextname.current){SOCKFS.nextname.current=0}return`socket[${SOCKFS.nextname.current++}]`},websocket_sock_ops:{createPeer(sock,addr,port){var ws;if(typeof addr=="object"){ws=addr;addr=null;port=null}if(ws){if(ws._socket){addr=ws._socket.remoteAddress;port=ws._socket.remotePort}else{var result=/ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url);if(!result){throw new Error("WebSocket URL must be in the format ws(s)://address:port")}addr=result[1];port=parseInt(result[2],10)}}else{try{var url="ws:#".replace("#","//");var subProtocols="binary";var opts=undefined;if("function"===typeof SOCKFS.websocketArgs["url"]) { +url = SOCKFS.websocketArgs["url"](...arguments); +}else if ("string" === typeof SOCKFS.websocketArgs["url"]){url=SOCKFS.websocketArgs["url"]}if(SOCKFS.websocketArgs["subprotocol"]){subProtocols=SOCKFS.websocketArgs["subprotocol"]}else if(SOCKFS.websocketArgs["subprotocol"]===null){subProtocols="null"}if(url==="ws://"||url==="wss://"){var parts=addr.split("/");url=url+parts[0]+":"+port+"/"+parts.slice(1).join("/")}if(subProtocols!=="null"){subProtocols=subProtocols.replace(/^ +| +$/g,"").split(/ *, */);opts=subProtocols}var WebSocketConstructor;{WebSocketConstructor=WebSocket}if (Module['websocket']['decorator']) {WebSocketConstructor = Module['websocket']['decorator'](WebSocketConstructor);}ws = new WebSocketConstructor(url,opts);ws.binaryType="arraybuffer"}catch(e){throw new FS.ErrnoError(23)}}var peer={addr,port,socket:ws,msg_send_queue:[]};SOCKFS.websocket_sock_ops.addPeer(sock,peer);SOCKFS.websocket_sock_ops.handlePeerEvents(sock,peer);if(sock.type===2&&typeof sock.sport!="undefined"){peer.msg_send_queue.push(new Uint8Array([255,255,255,255,"p".charCodeAt(0),"o".charCodeAt(0),"r".charCodeAt(0),"t".charCodeAt(0),(sock.sport&65280)>>8,sock.sport&255]))}return peer},getPeer(sock,addr,port){return sock.peers[addr+":"+port]},addPeer(sock,peer){sock.peers[peer.addr+":"+peer.port]=peer},removePeer(sock,peer){delete sock.peers[peer.addr+":"+peer.port]},handlePeerEvents(sock,peer){var first=true;var handleOpen=function(){sock.connecting=false;SOCKFS.emit("open",sock.stream.fd);try{var queued=peer.msg_send_queue.shift();while(queued){peer.socket.send(queued);queued=peer.msg_send_queue.shift()}}catch(e){peer.socket.close()}};function handleMessage(data){if(typeof data=="string"){var encoder=new TextEncoder;data=encoder.encode(data)}else{assert(data.byteLength!==undefined);if(data.byteLength==0){return}data=new Uint8Array(data)}var wasfirst=first;first=false;if(wasfirst&&data.length===10&&data[0]===255&&data[1]===255&&data[2]===255&&data[3]===255&&data[4]==="p".charCodeAt(0)&&data[5]==="o".charCodeAt(0)&&data[6]==="r".charCodeAt(0)&&data[7]==="t".charCodeAt(0)){var newport=data[8]<<8|data[9];SOCKFS.websocket_sock_ops.removePeer(sock,peer);peer.port=newport;SOCKFS.websocket_sock_ops.addPeer(sock,peer);return}sock.recv_queue.push({addr:peer.addr,port:peer.port,data});SOCKFS.emit("message",sock.stream.fd)}if(ENVIRONMENT_IS_NODE){peer.socket.on("open",handleOpen);peer.socket.on("message",function(data,isBinary){if(!isBinary){return}handleMessage(new Uint8Array(data).buffer)});peer.socket.on("close",function(){SOCKFS.emit("close",sock.stream.fd)});peer.socket.on("error",function(error){sock.error=14;SOCKFS.emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])})}else{peer.socket.onopen=handleOpen;peer.socket.onclose=function(){SOCKFS.emit("close",sock.stream.fd)};peer.socket.onmessage=function peer_socket_onmessage(event){handleMessage(event.data)};peer.socket.onerror=function(error){sock.error=14;SOCKFS.emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])}}},poll(sock){if(sock.type===1&&sock.server){return sock.pending.length?64|1:0}var mask=0;var dest=sock.type===1?SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport):null;if(sock.recv_queue.length||!dest||dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=64|1}if(!dest||dest&&dest.socket.readyState===dest.socket.OPEN){mask|=4}if(dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){if(sock.connecting){mask|=4}else{mask|=16}}return mask},ioctl(sock,request,arg){switch(request){case 21531:var bytes=0;if(sock.recv_queue.length){bytes=sock.recv_queue[0].data.length}HEAP32[arg>>2]=bytes;return 0;default:return 28}},close(sock){if(sock.server){try{sock.server.close()}catch(e){}sock.server=null}var peers=Object.keys(sock.peers);for(var i=0;i{var socket=SOCKFS.getSocket(fd);if(!socket)throw new FS.ErrnoError(8);return socket};var inetPton4=str=>{var b=str.split(".");for(var i=0;i<4;i++){var tmp=Number(b[i]);if(isNaN(tmp))return null;b[i]=tmp}return(b[0]|b[1]<<8|b[2]<<16|b[3]<<24)>>>0};var jstoi_q=str=>parseInt(str);var inetPton6=str=>{var words;var w,offset,z;var valid6regx=/^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i;var parts=[];if(!valid6regx.test(str)){return null}if(str==="::"){return[0,0,0,0,0,0,0,0]}if(str.startsWith("::")){str=str.replace("::","Z:")}else{str=str.replace("::",":Z:")}if(str.indexOf(".")>0){str=str.replace(new RegExp("[.]","g"),":");words=str.split(":");words[words.length-4]=jstoi_q(words[words.length-4])+jstoi_q(words[words.length-3])*256;words[words.length-3]=jstoi_q(words[words.length-2])+jstoi_q(words[words.length-1])*256;words=words.slice(0,words.length-2)}else{words=str.split(":")}offset=0;z=0;for(w=0;w{switch(family){case 2:addr=inetPton4(addr);zeroMemory(sa,16);if(addrlen){HEAP32[addrlen>>2]=16}HEAP16[sa>>1]=family;HEAP32[sa+4>>2]=addr;HEAP16[sa+2>>1]=_htons(port);break;case 10:addr=inetPton6(addr);zeroMemory(sa,28);if(addrlen){HEAP32[addrlen>>2]=28}HEAP32[sa>>2]=family;HEAP32[sa+8>>2]=addr[0];HEAP32[sa+12>>2]=addr[1];HEAP32[sa+16>>2]=addr[2];HEAP32[sa+20>>2]=addr[3];HEAP16[sa+2>>1]=_htons(port);break;default:return 5}return 0};var DNS={address_map:{id:1,addrs:{},names:{}},lookup_name(name){var res=inetPton4(name);if(res!==null){return name}res=inetPton6(name);if(res!==null){return name}var addr;if(DNS.address_map.addrs[name]){addr=DNS.address_map.addrs[name]}else{var id=DNS.address_map.id++;assert(id<65535,"exceeded max address mappings of 65535");addr="172.29."+(id&255)+"."+(id&65280);DNS.address_map.names[addr]=name;DNS.address_map.addrs[name]=addr}return addr},lookup_addr(addr){if(DNS.address_map.names[addr]){return DNS.address_map.names[addr]}return null}};function ___syscall_accept4(fd,addr,addrlen,flags,d1,d2){try{var sock=getSocketFromFD(fd);var newsock=sock.sock_ops.accept(sock);if(addr){var errno=writeSockaddr(addr,newsock.family,DNS.lookup_name(newsock.daddr),newsock.dport,addrlen)}return newsock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var inetNtop4=addr=>(addr&255)+"."+(addr>>8&255)+"."+(addr>>16&255)+"."+(addr>>24&255);var inetNtop6=ints=>{var str="";var word=0;var longest=0;var lastzero=0;var zstart=0;var len=0;var i=0;var parts=[ints[0]&65535,ints[0]>>16,ints[1]&65535,ints[1]>>16,ints[2]&65535,ints[2]>>16,ints[3]&65535,ints[3]>>16];var hasipv4=true;var v4part="";for(i=0;i<5;i++){if(parts[i]!==0){hasipv4=false;break}}if(hasipv4){v4part=inetNtop4(parts[6]|parts[7]<<16);if(parts[5]===-1){str="::ffff:";str+=v4part;return str}if(parts[5]===0){str="::";if(v4part==="0.0.0.0")v4part="";if(v4part==="0.0.0.1")v4part="1";str+=v4part;return str}}for(word=0;word<8;word++){if(parts[word]===0){if(word-lastzero>1){len=0}lastzero=word;len++}if(len>longest){longest=len;zstart=word-longest+1}}for(word=0;word<8;word++){if(longest>1){if(parts[word]===0&&word>=zstart&&word{var family=HEAP16[sa>>1];var port=_ntohs(HEAPU16[sa+2>>1]);var addr;switch(family){case 2:if(salen!==16){return{errno:28}}addr=HEAP32[sa+4>>2];addr=inetNtop4(addr);break;case 10:if(salen!==28){return{errno:28}}addr=[HEAP32[sa+8>>2],HEAP32[sa+12>>2],HEAP32[sa+16>>2],HEAP32[sa+20>>2]];addr=inetNtop6(addr);break;default:return{errno:5}}return{family,addr,port}};var getSocketAddress=(addrp,addrlen)=>{var info=readSockaddr(addrp,addrlen);if(info.errno)throw new FS.ErrnoError(info.errno);info.addr=DNS.lookup_addr(info.addr)||info.addr;return info};function ___syscall_bind(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.bind(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var SYSCALLS={DEFAULT_POLLMASK:5,calculateAt(dirfd,path,allowEmpty){if(PATH.isAbs(path)){return path}var dir;if(dirfd===-100){dir=FS.cwd()}else{var dirstream=SYSCALLS.getStreamFromFD(dirfd);dir=dirstream.path}if(path.length==0){if(!allowEmpty){throw new FS.ErrnoError(44)}return dir}return dir+"/"+path},doStat(func,path,buf){var stat=func(path);HEAP32[buf>>2]=stat.dev;HEAP32[buf+4>>2]=stat.mode;HEAPU32[buf+8>>2]=stat.nlink;HEAP32[buf+12>>2]=stat.uid;HEAP32[buf+16>>2]=stat.gid;HEAP32[buf+20>>2]=stat.rdev;tempI64=[stat.size>>>0,(tempDouble=stat.size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+24>>2]=tempI64[0],HEAP32[buf+28>>2]=tempI64[1];HEAP32[buf+32>>2]=4096;HEAP32[buf+36>>2]=stat.blocks;var atime=stat.atime.getTime();var mtime=stat.mtime.getTime();var ctime=stat.ctime.getTime();tempI64=[Math.floor(atime/1e3)>>>0,(tempDouble=Math.floor(atime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+40>>2]=tempI64[0],HEAP32[buf+44>>2]=tempI64[1];HEAPU32[buf+48>>2]=atime%1e3*1e3*1e3;tempI64=[Math.floor(mtime/1e3)>>>0,(tempDouble=Math.floor(mtime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+56>>2]=tempI64[0],HEAP32[buf+60>>2]=tempI64[1];HEAPU32[buf+64>>2]=mtime%1e3*1e3*1e3;tempI64=[Math.floor(ctime/1e3)>>>0,(tempDouble=Math.floor(ctime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+72>>2]=tempI64[0],HEAP32[buf+76>>2]=tempI64[1];HEAPU32[buf+80>>2]=ctime%1e3*1e3*1e3;tempI64=[stat.ino>>>0,(tempDouble=stat.ino,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+88>>2]=tempI64[0],HEAP32[buf+92>>2]=tempI64[1];return 0},doMsync(addr,stream,len,flags,offset){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}if(flags&2){return 0}var buffer=HEAPU8.slice(addr,addr+len);FS.msync(stream,buffer,offset,len,flags)},getStreamFromFD(fd){var stream=FS.getStreamChecked(fd);return stream},varargs:undefined,getStr(ptr){var ret=UTF8ToString(ptr);return ret}};function ___syscall_chdir(path){try{path=SYSCALLS.getStr(path);FS.chdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_chmod(path,mode){try{path=SYSCALLS.getStr(path);FS.chmod(path,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_connect(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.connect(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup(fd){try{var old=SYSCALLS.getStreamFromFD(fd);return FS.dupStream(old).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup3(fd,newfd,flags){try{var old=SYSCALLS.getStreamFromFD(fd);if(old.fd===newfd)return-28;if(newfd<0||newfd>=FS.MAX_OPEN_FDS)return-8;var existing=FS.getStream(newfd);if(existing)FS.close(existing);return FS.dupStream(old,newfd).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_faccessat(dirfd,path,amode,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(amode&~7){return-28}var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;if(!node){return-44}var perms="";if(amode&4)perms+="r";if(amode&2)perms+="w";if(amode&1)perms+="x";if(perms&&FS.nodePermissions(node,perms)){return-2}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var convertI32PairToI53Checked=(lo,hi)=>hi+2097152>>>0<4194305-!!lo?(lo>>>0)+hi*4294967296:NaN;function ___syscall_fallocate(fd,mode,offset_low,offset_high,len_low,len_high){var offset=convertI32PairToI53Checked(offset_low,offset_high);var len=convertI32PairToI53Checked(len_low,len_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);FS.allocate(stream,offset,len);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchmod(fd,mode){try{FS.fchmod(fd,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchown32(fd,owner,group){try{FS.fchown(fd,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchownat(dirfd,path,owner,group,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;flags=flags&~256;path=SYSCALLS.calculateAt(dirfd,path);(nofollow?FS.lchown:FS.chown)(path,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var syscallGetVarargI=()=>{var ret=HEAP32[+SYSCALLS.varargs>>2];SYSCALLS.varargs+=4;return ret};var syscallGetVarargP=syscallGetVarargI;function ___syscall_fcntl64(fd,cmd,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(cmd){case 0:{var arg=syscallGetVarargI();if(arg<0){return-28}while(FS.streams[arg]){arg++}var newStream;newStream=FS.dupStream(stream,arg);return newStream.fd}case 1:case 2:return 0;case 3:return stream.flags;case 4:{var arg=syscallGetVarargI();stream.flags|=arg;return 0}case 12:{var arg=syscallGetVarargP();var offset=0;HEAP16[arg+offset>>1]=2;return 0}case 13:case 14:return 0}return-28}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fdatasync(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fstat64(fd,buf){try{var stream=SYSCALLS.getStreamFromFD(fd);return SYSCALLS.doStat(FS.stat,stream.path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_ftruncate64(fd,length_low,length_high){var length=convertI32PairToI53Checked(length_low,length_high);try{if(isNaN(length))return 61;FS.ftruncate(fd,length);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var stringToUTF8=(str,outPtr,maxBytesToWrite)=>stringToUTF8Array(str,HEAPU8,outPtr,maxBytesToWrite);Module["stringToUTF8"]=stringToUTF8;function ___syscall_getcwd(buf,size){try{if(size===0)return-28;var cwd=FS.cwd();var cwdLengthInBytes=lengthBytesUTF8(cwd)+1;if(size>>0,(tempDouble=id,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos>>2]=tempI64[0],HEAP32[dirp+pos+4>>2]=tempI64[1];tempI64=[(idx+1)*struct_size>>>0,(tempDouble=(idx+1)*struct_size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos+8>>2]=tempI64[0],HEAP32[dirp+pos+12>>2]=tempI64[1];HEAP16[dirp+pos+16>>1]=280;HEAP8[dirp+pos+18]=type;stringToUTF8(name,dirp+pos+19,256);pos+=struct_size}FS.llseek(stream,idx*struct_size,0);return pos}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getpeername(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);if(!sock.daddr){return-53}var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.daddr),sock.dport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockname(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.saddr||"0.0.0.0"),sock.sport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockopt(fd,level,optname,optval,optlen,d1){try{var sock=getSocketFromFD(fd);if(level===1){if(optname===4){HEAP32[optval>>2]=sock.error;HEAP32[optlen>>2]=4;sock.error=null;return 0}}return-50}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_ioctl(fd,op,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(op){case 21509:{if(!stream.tty)return-59;return 0}case 21505:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcgets){var termios=stream.tty.ops.ioctl_tcgets(stream);var argp=syscallGetVarargP();HEAP32[argp>>2]=termios.c_iflag||0;HEAP32[argp+4>>2]=termios.c_oflag||0;HEAP32[argp+8>>2]=termios.c_cflag||0;HEAP32[argp+12>>2]=termios.c_lflag||0;for(var i=0;i<32;i++){HEAP8[argp+i+17]=termios.c_cc[i]||0}return 0}return 0}case 21510:case 21511:case 21512:{if(!stream.tty)return-59;return 0}case 21506:case 21507:case 21508:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcsets){var argp=syscallGetVarargP();var c_iflag=HEAP32[argp>>2];var c_oflag=HEAP32[argp+4>>2];var c_cflag=HEAP32[argp+8>>2];var c_lflag=HEAP32[argp+12>>2];var c_cc=[];for(var i=0;i<32;i++){c_cc.push(HEAP8[argp+i+17])}return stream.tty.ops.ioctl_tcsets(stream.tty,op,{c_iflag,c_oflag,c_cflag,c_lflag,c_cc})}return 0}case 21519:{if(!stream.tty)return-59;var argp=syscallGetVarargP();HEAP32[argp>>2]=0;return 0}case 21520:{if(!stream.tty)return-59;return-28}case 21531:{var argp=syscallGetVarargP();return FS.ioctl(stream,op,argp)}case 21523:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tiocgwinsz){var winsize=stream.tty.ops.ioctl_tiocgwinsz(stream.tty);var argp=syscallGetVarargP();HEAP16[argp>>1]=winsize[0];HEAP16[argp+2>>1]=winsize[1]}return 0}case 21524:{if(!stream.tty)return-59;return 0}case 21515:{if(!stream.tty)return-59;return 0}default:return-28}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_listen(fd,backlog){try{var sock=getSocketFromFD(fd);sock.sock_ops.listen(sock,backlog);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_lstat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.lstat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_mkdirat(dirfd,path,mode){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);FS.mkdir(path,mode,0);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_newfstatat(dirfd,path,buf,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;var allowEmpty=flags&4096;flags=flags&~6400;path=SYSCALLS.calculateAt(dirfd,path,allowEmpty);return SYSCALLS.doStat(nofollow?FS.lstat:FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_openat(dirfd,path,flags,varargs){SYSCALLS.varargs=varargs;try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);var mode=varargs?syscallGetVarargI():0;return FS.open(path,flags,mode).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var PIPEFS={BUCKET_BUFFER_SIZE:8192,mount(mount){return FS.createNode(null,"/",16384|511,0)},createPipe(){var pipe={buckets:[],refcnt:2};pipe.buckets.push({buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:0,roffset:0});var rName=PIPEFS.nextname();var wName=PIPEFS.nextname();var rNode=FS.createNode(PIPEFS.root,rName,4096,0);var wNode=FS.createNode(PIPEFS.root,wName,4096,0);rNode.pipe=pipe;wNode.pipe=pipe;var readableStream=FS.createStream({path:rName,node:rNode,flags:0,seekable:false,stream_ops:PIPEFS.stream_ops});rNode.stream=readableStream;var writableStream=FS.createStream({path:wName,node:wNode,flags:1,seekable:false,stream_ops:PIPEFS.stream_ops});wNode.stream=writableStream;return{readable_fd:readableStream.fd,writable_fd:writableStream.fd}},stream_ops:{poll(stream){var pipe=stream.node.pipe;if((stream.flags&2097155)===1){return 256|4}if(pipe.buckets.length>0){for(var i=0;i0){return 64|1}}}return 0},ioctl(stream,request,varargs){return 28},fsync(stream){return 28},read(stream,buffer,offset,length,position){var pipe=stream.node.pipe;var currentLength=0;for(var i=0;i=dataLen){currBucket.buffer.set(data,currBucket.offset);currBucket.offset+=dataLen;return dataLen}else if(freeBytesInCurrBuffer>0){currBucket.buffer.set(data.subarray(0,freeBytesInCurrBuffer),currBucket.offset);currBucket.offset+=freeBytesInCurrBuffer;data=data.subarray(freeBytesInCurrBuffer,data.byteLength)}var numBuckets=data.byteLength/PIPEFS.BUCKET_BUFFER_SIZE|0;var remElements=data.byteLength%PIPEFS.BUCKET_BUFFER_SIZE;for(var i=0;i0){var newBucket={buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:data.byteLength,roffset:0};pipe.buckets.push(newBucket);newBucket.buffer.set(data)}return dataLen},close(stream){var pipe=stream.node.pipe;pipe.refcnt--;if(pipe.refcnt===0){pipe.buckets=null}}},nextname(){if(!PIPEFS.nextname.current){PIPEFS.nextname.current=0}return"pipe["+PIPEFS.nextname.current+++"]"}};function ___syscall_pipe(fdPtr){try{if(fdPtr==0){throw new FS.ErrnoError(21)}var res=PIPEFS.createPipe();HEAP32[fdPtr>>2]=res.readable_fd;HEAP32[fdPtr+4>>2]=res.writable_fd;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_poll(fds,nfds,timeout){try{var nonzero=0;for(var i=0;i>2];var events=HEAP16[pollfd+4>>1];var mask=32;var stream=FS.getStream(fd);if(stream){mask=SYSCALLS.DEFAULT_POLLMASK;if (stream.stream_ops?.poll){mask=stream.stream_ops.poll(stream,-1)}}mask&=events|8|16;if(mask)nonzero++;HEAP16[pollfd+6>>1]=mask}return nonzero}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_readlinkat(dirfd,path,buf,bufsize){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(bufsize<=0)return-28;var ret=FS.readlink(path);var len=Math.min(bufsize,lengthBytesUTF8(ret));var endChar=HEAP8[buf+len];stringToUTF8(ret,buf,bufsize+1);HEAP8[buf+len]=endChar;return len}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_recvfrom(fd,buf,len,flags,addr,addrlen){try{var sock=getSocketFromFD(fd);var msg=sock.sock_ops.recvmsg(sock, len, typeof flags !== "undefined" ? flags : 0);if(!msg)return 0;if(addr){var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(msg.addr),msg.port,addrlen)}HEAPU8.set(msg.buffer,buf);return msg.buffer.byteLength}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_renameat(olddirfd,oldpath,newdirfd,newpath){try{oldpath=SYSCALLS.getStr(oldpath);newpath=SYSCALLS.getStr(newpath);oldpath=SYSCALLS.calculateAt(olddirfd,oldpath);newpath=SYSCALLS.calculateAt(newdirfd,newpath);FS.rename(oldpath,newpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_rmdir(path){try{path=SYSCALLS.getStr(path);FS.rmdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_sendto(fd,message,length,flags,addr,addr_len){try{var sock=getSocketFromFD(fd);if(!addr){return FS.write(sock.stream,HEAP8,message,length)}var dest=getSocketAddress(addr,addr_len);return sock.sock_ops.sendmsg(sock,HEAP8,message,length,dest.addr,dest.port)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_socket(domain,type,protocol){try{var sock=SOCKFS.createSocket(domain,type,protocol);return sock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_stat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_statfs64(path,size,buf){try{var stats=FS.statfs(SYSCALLS.getStr(path));HEAP32[buf+4>>2]=stats.bsize;HEAP32[buf+40>>2]=stats.bsize;HEAP32[buf+8>>2]=stats.blocks;HEAP32[buf+12>>2]=stats.bfree;HEAP32[buf+16>>2]=stats.bavail;HEAP32[buf+20>>2]=stats.files;HEAP32[buf+24>>2]=stats.ffree;HEAP32[buf+28>>2]=stats.fsid;HEAP32[buf+44>>2]=stats.flags;HEAP32[buf+36>>2]=stats.namelen;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_symlinkat(target,dirfd,linkpath){try{target=SYSCALLS.getStr(target);linkpath=SYSCALLS.getStr(linkpath);linkpath=SYSCALLS.calculateAt(dirfd,linkpath);FS.symlink(target,linkpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_unlinkat(dirfd,path,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(flags===0){FS.unlink(path)}else if(flags===512){FS.rmdir(path)}else{abort("Invalid flags passed to unlinkat")}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var readI53FromI64=ptr=>HEAPU32[ptr>>2]+HEAP32[ptr+4>>2]*4294967296;function ___syscall_utimensat(dirfd,path,times,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path,true);var now=Date.now(),atime,mtime;if(!times){atime=now;mtime=now}else{var seconds=readI53FromI64(times);var nanoseconds=HEAP32[times+8>>2];if(nanoseconds==1073741823){atime=now}else if(nanoseconds==1073741822){atime=null}else{atime=seconds*1e3+nanoseconds/(1e3*1e3)}times+=16;seconds=readI53FromI64(times);nanoseconds=HEAP32[times+8>>2];if(nanoseconds==1073741823){mtime=now}else if(nanoseconds==1073741822){mtime=null}else{mtime=seconds*1e3+nanoseconds/(1e3*1e3)}}if((mtime??atime)!==null){FS.utime(path,atime,mtime)}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var __abort_js=()=>abort("");var __emscripten_lookup_name=name=>{var nameString=UTF8ToString(name);return inetPton4(DNS.lookup_name(nameString))};var __emscripten_memcpy_js=(dest,src,num)=>HEAPU8.copyWithin(dest,src,src+num);var runtimeKeepaliveCounter=0;var __emscripten_runtime_keepalive_clear=()=>{noExitRuntime=false;runtimeKeepaliveCounter=0};function __gmtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getUTCSeconds();HEAP32[tmPtr+4>>2]=date.getUTCMinutes();HEAP32[tmPtr+8>>2]=date.getUTCHours();HEAP32[tmPtr+12>>2]=date.getUTCDate();HEAP32[tmPtr+16>>2]=date.getUTCMonth();HEAP32[tmPtr+20>>2]=date.getUTCFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getUTCDay();var start=Date.UTC(date.getUTCFullYear(),0,1,0,0,0,0);var yday=(date.getTime()-start)/(1e3*60*60*24)|0;HEAP32[tmPtr+28>>2]=yday}var isLeapYear=year=>year%4===0&&(year%100!==0||year%400===0);var MONTH_DAYS_LEAP_CUMULATIVE=[0,31,60,91,121,152,182,213,244,274,305,335];var MONTH_DAYS_REGULAR_CUMULATIVE=[0,31,59,90,120,151,181,212,243,273,304,334];var ydayFromDate=date=>{var leap=isLeapYear(date.getFullYear());var monthDaysCumulative=leap?MONTH_DAYS_LEAP_CUMULATIVE:MONTH_DAYS_REGULAR_CUMULATIVE;var yday=monthDaysCumulative[date.getMonth()]+date.getDate()-1;return yday};function __localtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr+36>>2]=-(date.getTimezoneOffset()*60);var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dst=(summerOffset!=winterOffset&&date.getTimezoneOffset()==Math.min(winterOffset,summerOffset))|0;HEAP32[tmPtr+32>>2]=dst}var setTempRet0=val=>__emscripten_tempret_set(val);var __mktime_js=function(tmPtr){var ret=(()=>{var date=new Date(HEAP32[tmPtr+20>>2]+1900,HEAP32[tmPtr+16>>2],HEAP32[tmPtr+12>>2],HEAP32[tmPtr+8>>2],HEAP32[tmPtr+4>>2],HEAP32[tmPtr>>2],0);var dst=HEAP32[tmPtr+32>>2];var guessedOffset=date.getTimezoneOffset();var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dstOffset=Math.min(winterOffset,summerOffset);if(dst<0){HEAP32[tmPtr+32>>2]=Number(summerOffset!=winterOffset&&dstOffset==guessedOffset)}else if(dst>0!=(dstOffset==guessedOffset)){var nonDstOffset=Math.max(winterOffset,summerOffset);var trueOffset=dst>0?dstOffset:nonDstOffset;date.setTime(date.getTime()+(trueOffset-guessedOffset)*6e4)}HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getYear();var timeMs=date.getTime();if(isNaN(timeMs)){return-1}return timeMs/1e3})();return setTempRet0((tempDouble=ret,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)),ret>>>0};function __mmap_js(len,prot,flags,fd,offset_low,offset_high,allocated,addr){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);var res=FS.mmap(stream,len,offset,prot,flags);var ptr=res.ptr;HEAP32[allocated>>2]=res.allocated;HEAPU32[addr>>2]=ptr;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function __munmap_js(addr,len,prot,flags,fd,offset_low,offset_high){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{var stream=SYSCALLS.getStreamFromFD(fd);if(prot&2){SYSCALLS.doMsync(addr,stream,len,flags,offset)}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var timers={};var handleException=e=>{if(e instanceof ExitStatus||e=="unwind"){return EXITSTATUS}quit_(1,e)};var keepRuntimeAlive=()=>noExitRuntime||runtimeKeepaliveCounter>0;var _proc_exit=code=>{EXITSTATUS=code;if(!keepRuntimeAlive()){Module["onExit"]?.(code);ABORT=true}quit_(code,new ExitStatus(code))};var exitJS=(status,implicit)=>{EXITSTATUS=status;if(!keepRuntimeAlive()){exitRuntime()}_proc_exit(status)};var _exit=exitJS;Module["_exit"]=_exit;var maybeExit=()=>{if(runtimeExited){return}if(!keepRuntimeAlive()){try{_exit(EXITSTATUS)}catch(e){handleException(e)}}};var callUserCallback=func=>{if(runtimeExited||ABORT){return}try{func();maybeExit()}catch(e){handleException(e)}};var _emscripten_get_now=()=>performance.now();var __setitimer_js=(which,timeout_ms)=>{if(timers[which]){clearTimeout(timers[which].id);delete timers[which]}if(!timeout_ms)return 0;var id=setTimeout(()=>{delete timers[which];callUserCallback(()=>__emscripten_timeout(which,_emscripten_get_now()))},timeout_ms);timers[which]={id,timeout_ms};return 0};var __tzset_js=(timezone,daylight,std_name,dst_name)=>{var currentYear=(new Date).getFullYear();var winter=new Date(currentYear,0,1);var summer=new Date(currentYear,6,1);var winterOffset=winter.getTimezoneOffset();var summerOffset=summer.getTimezoneOffset();var stdTimezoneOffset=Math.max(winterOffset,summerOffset);HEAPU32[timezone>>2]=stdTimezoneOffset*60;HEAP32[daylight>>2]=Number(winterOffset!=summerOffset);var extractZone=timezoneOffset=>{var sign=timezoneOffset>=0?"-":"+";var absOffset=Math.abs(timezoneOffset);var hours=String(Math.floor(absOffset/60)).padStart(2,"0");var minutes=String(absOffset%60).padStart(2,"0");return`UTC${sign}${hours}${minutes}`};var winterName=extractZone(winterOffset);var summerName=extractZone(summerOffset);if(summerOffsetDate.now();var nowIsMonotonic=1;var checkWasiClock=clock_id=>clock_id>=0&&clock_id<=3;function _clock_time_get(clk_id,ignored_precision_low,ignored_precision_high,ptime){var ignored_precision=convertI32PairToI53Checked(ignored_precision_low,ignored_precision_high);if(!checkWasiClock(clk_id)){return 28}var now;if(clk_id===0){now=_emscripten_date_now()}else if(nowIsMonotonic){now=_emscripten_get_now()}else{return 52}var nsec=Math.round(now*1e3*1e3);tempI64=[nsec>>>0,(tempDouble=nsec,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[ptime>>2]=tempI64[0],HEAP32[ptime+4>>2]=tempI64[1];return 0}var getHeapMax=()=>2147483648;var _emscripten_get_heap_max=()=>getHeapMax();var growMemory=size=>{var b=wasmMemory.buffer;var pages=(size-b.byteLength+65535)/65536|0;try{wasmMemory.grow(pages);updateMemoryViews();return 1}catch(e){}};var _emscripten_resize_heap=requestedSize=>{var oldSize=HEAPU8.length;requestedSize>>>=0;var maxHeapSize=getHeapMax();if(requestedSize>maxHeapSize){return false}for(var cutDown=1;cutDown<=4;cutDown*=2){var overGrownHeapSize=oldSize*(1+.2/cutDown);overGrownHeapSize=Math.min(overGrownHeapSize,requestedSize+100663296);var newSize=Math.min(maxHeapSize,alignMemory(Math.max(requestedSize,overGrownHeapSize),65536));var replacement=growMemory(newSize);if(replacement){return true}}return false};var runtimeKeepalivePush=()=>{runtimeKeepaliveCounter+=1};var runtimeKeepalivePop=()=>{runtimeKeepaliveCounter-=1};var safeSetTimeout=(func,timeout)=>{runtimeKeepalivePush();return setTimeout(()=>{runtimeKeepalivePop();callUserCallback(func)},timeout)};var _emscripten_sleep=ms=>Asyncify.handleSleep(wakeUp=>safeSetTimeout(wakeUp,ms));Module["_emscripten_sleep"]=_emscripten_sleep;_emscripten_sleep.isAsync=true;var ENV = PHPLoader.ENV || {};var getExecutableName=()=>thisProgram||"./this.program";var getEnvStrings=()=>{if(!getEnvStrings.strings){var lang=(typeof navigator=="object"&&navigator.languages&&navigator.languages[0]||"C").replace("-","_")+".UTF-8";var env={USER:"web_user",LOGNAME:"web_user",PATH:"/",PWD:"/",HOME:"/home/web_user",LANG:lang,_:getExecutableName()};for(var x in ENV){if(ENV[x]===undefined)delete env[x];else env[x]=ENV[x]}var strings=[];for(var x in env){strings.push(`${x}=${env[x]}`)}getEnvStrings.strings=strings}return getEnvStrings.strings};var stringToAscii=(str,buffer)=>{for(var i=0;i{var bufSize=0;getEnvStrings().forEach((string,i)=>{var ptr=environ_buf+bufSize;HEAPU32[__environ+i*4>>2]=ptr;stringToAscii(string,ptr);bufSize+=string.length+1});return 0};var _environ_sizes_get=(penviron_count,penviron_buf_size)=>{var strings=getEnvStrings();HEAPU32[penviron_count>>2]=strings.length;var bufSize=0;strings.forEach(string=>bufSize+=string.length+1);HEAPU32[penviron_buf_size>>2]=bufSize;return 0};function _fd_close(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);FS.close(stream);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_fdstat_get(fd,pbuf){try{var rightsBase=0;var rightsInheriting=0;var flags=0;{var stream=SYSCALLS.getStreamFromFD(fd);var type=stream.tty?2:FS.isDir(stream.mode)?3:FS.isLink(stream.mode)?7:4}HEAP8[pbuf]=type;HEAP16[pbuf+2>>1]=flags;tempI64=[rightsBase>>>0,(tempDouble=rightsBase,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+8>>2]=tempI64[0],HEAP32[pbuf+12>>2]=tempI64[1];tempI64=[rightsInheriting>>>0,(tempDouble=rightsInheriting,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+16>>2]=tempI64[0],HEAP32[pbuf+20>>2]=tempI64[1];return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var doReadv=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.read(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(curr>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_seek(fd,offset_low,offset_high,whence,newOffset){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);FS.llseek(stream,offset,whence);tempI64=[stream.position>>>0,(tempDouble=stream.position,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[newOffset>>2]=tempI64[0],HEAP32[newOffset+4>>2]=tempI64[1];if(stream.getdents&&offset===0&&whence===0)stream.getdents=null;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var _fd_sync=function(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);return Asyncify.handleSleep(wakeUp=>{var mount=stream.node.mount;if(!mount.type.syncfs){wakeUp(0);return}mount.type.syncfs(mount,false,err=>{if(err){wakeUp(29);return}wakeUp(0)})})}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}};_fd_sync.isAsync=true;var doWritev=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.write(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(curr>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var _getaddrinfo=(node,service,hint,out)=>{var addr=0;var port=0;var flags=0;var family=0;var type=0;var proto=0;var ai;function allocaddrinfo(family,type,proto,canon,addr,port){var sa,salen,ai;var errno;salen=family===10?28:16;addr=family===10?inetNtop6(addr):inetNtop4(addr);sa=_malloc(salen);errno=writeSockaddr(sa,family,addr,port);assert(!errno);ai=_malloc(32);HEAP32[ai+4>>2]=family;HEAP32[ai+8>>2]=type;HEAP32[ai+12>>2]=proto;HEAPU32[ai+24>>2]=canon;HEAPU32[ai+20>>2]=sa;if(family===10){HEAP32[ai+16>>2]=28}else{HEAP32[ai+16>>2]=16}HEAP32[ai+28>>2]=0;return ai}if(hint){flags=HEAP32[hint>>2];family=HEAP32[hint+4>>2];type=HEAP32[hint+8>>2];proto=HEAP32[hint+12>>2]}if(type&&!proto){proto=type===2?17:6}if(!type&&proto){type=proto===17?2:1}if(proto===0){proto=6}if(type===0){type=1}if(!node&&!service){return-2}if(flags&~(1|2|4|1024|8|16|32)){return-1}if(hint!==0&&HEAP32[hint>>2]&2&&!node){return-1}if(flags&32){return-2}if(type!==0&&type!==1&&type!==2){return-7}if(family!==0&&family!==2&&family!==10){return-6}if(service){service=UTF8ToString(service);port=parseInt(service,10);if(isNaN(port)){if(flags&1024){return-2}return-8}}if(!node){if(family===0){family=2}if((flags&1)===0){if(family===2){addr=_htonl(2130706433)}else{addr=[0,0,0,_htonl(1)]}}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0}node=UTF8ToString(node);addr=inetPton4(node);if(addr!==null){if(family===0||family===2){family=2}else if(family===10&&flags&8){addr=[0,0,_htonl(65535),addr];family=10}else{return-2}}else{addr=inetPton6(node);if(addr!==null){if(family===0||family===10){family=10}else{return-2}}}if(addr!=null){ai=allocaddrinfo(family,type,proto,node,addr,port);HEAPU32[out>>2]=ai;return 0}if(flags&4){return-2}node=DNS.lookup_name(node);addr=inetPton4(node);if(family===0){family=2}else if(family===10){addr=[0,0,_htonl(65535),addr]}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0};function _getcontext(){abort("missing function: getcontext")}_getcontext.stub=true;function _getdtablesize(){abort("missing function: getdtablesize")}_getdtablesize.stub=true;var _getnameinfo=(sa,salen,node,nodelen,serv,servlen,flags)=>{var info=readSockaddr(sa,salen);if(info.errno){return-6}var port=info.port;var addr=info.addr;var overflowed=false;if(node&&nodelen){var lookup;if(flags&1||!(lookup=DNS.lookup_addr(addr))){if(flags&8){return-2}}else{addr=lookup}var numBytesWrittenExclNull=stringToUTF8(addr,node,nodelen);if(numBytesWrittenExclNull+1>=nodelen){overflowed=true}}if(serv&&servlen){port=""+port;var numBytesWrittenExclNull=stringToUTF8(port,serv,servlen);if(numBytesWrittenExclNull+1>=servlen){overflowed=true}}if(overflowed){return-12}return 0};var Protocols={list:[],map:{}};var _setprotoent=stayopen=>{function allocprotoent(name,proto,aliases){var nameBuf=_malloc(name.length+1);stringToAscii(name,nameBuf);var j=0;var length=aliases.length;var aliasListBuf=_malloc((length+1)*4);for(var i=0;i>2]=aliasBuf}HEAPU32[aliasListBuf+j>>2]=0;var pe=_malloc(12);HEAPU32[pe>>2]=nameBuf;HEAPU32[pe+4>>2]=aliasListBuf;HEAP32[pe+8>>2]=proto;return pe}var list=Protocols.list;var map=Protocols.map;if(list.length===0){var entry=allocprotoent("tcp",6,["TCP"]);list.push(entry);map["tcp"]=map["6"]=entry;entry=allocprotoent("udp",17,["UDP"]);list.push(entry);map["udp"]=map["17"]=entry}_setprotoent.index=0};var _getprotobyname=name=>{name=UTF8ToString(name);_setprotoent(true);var result=Protocols.map[name];return result};var _getprotobynumber=number=>{_setprotoent(true);var result=Protocols.map[number];return result};var stackAlloc=sz=>__emscripten_stack_alloc(sz);var stringToUTF8OnStack=str=>{var size=lengthBytesUTF8(str)+1;var ret=stackAlloc(size);stringToUTF8(str,ret,size);return ret};var allocateUTF8OnStack=stringToUTF8OnStack;var PHPWASM={init:function(){FS.mkdir("/internal");FS.mkdir("/internal/shared");FS.mkdir("/internal/shared/preload");PHPWASM.EventEmitter=ENVIRONMENT_IS_NODE?require("events").EventEmitter:class EventEmitter{constructor(){this.listeners={}}emit(eventName,data){if(this.listeners[eventName]){this.listeners[eventName].forEach(callback=>{callback(data)})}}once(eventName,callback){const self=this;function removedCallback(){callback(...arguments);self.removeListener(eventName,removedCallback)}this.on(eventName,removedCallback)}removeAllListeners(eventName){if(eventName){delete this.listeners[eventName]}else{this.listeners={}}}removeListener(eventName,callback){if(this.listeners[eventName]){const idx=this.listeners[eventName].indexOf(callback);if(idx!==-1){this.listeners[eventName].splice(idx,1)}}}};PHPWASM.child_proc_by_fd={};PHPWASM.child_proc_by_pid={};PHPWASM.input_devices={}},getAllWebSockets:function(sock){const webSockets=new Set;if(sock.server){sock.server.clients.forEach(ws=>{webSockets.add(ws)})}for(const peer of PHPWASM.getAllPeers(sock)){webSockets.add(peer.socket)}return Array.from(webSockets)},getAllPeers:function(sock){const peers=new Set;if(sock.server){sock.pending.filter(pending=>pending.peers).forEach(pending=>{for(const peer of Object.values(pending.peers)){peers.add(peer)}})}if(sock.peers){for(const peer of Object.values(sock.peers)){peers.add(peer)}}return Array.from(peers)},awaitData:function(ws){return PHPWASM.awaitEvent(ws,"message")},awaitConnection:function(ws){if(ws.OPEN===ws.readyState){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"open")},awaitClose:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"close")},awaitError:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"error")},awaitEvent:function(ws,event){let resolve;const listener=()=>{resolve()};const promise=new Promise(function(_resolve){resolve=_resolve;ws.once(event,listener)});const cancel=()=>{ws.removeListener(event,listener);setTimeout(resolve)};return[promise,cancel]},noop:function(){},spawnProcess:function(command,args,options){if(Module["spawnProcess"]){const spawnedPromise=Module["spawnProcess"](command,args,options);return Promise.resolve(spawnedPromise).then(function(spawned){if(!spawned||!spawned.on){throw new Error("spawnProcess() must return an EventEmitter but returned a different type.")}return spawned})}if(ENVIRONMENT_IS_NODE){return require("child_process").spawn(command,args,{...options,shell:true,stdio:["pipe","pipe","pipe"],timeout:100})}const e=new Error("popen(), proc_open() etc. are unsupported in the browser. Call php.setSpawnHandler() "+"and provide a callback to handle spawning processes, or disable a popen(), proc_open() "+"and similar functions via php.ini.");e.code="SPAWN_UNSUPPORTED";throw e},shutdownSocket:function(socketd,how){const sock=getSocketFromFD(socketd);const peer=Object.values(sock.peers)[0];if(!peer){return-1}try{peer.socket.close();SOCKFS.websocket_sock_ops.removePeer(sock,peer);return 0}catch(e){console.log("Socket shutdown error",e);return-1}}};function _js_create_input_device(deviceId){let dataBuffer=[];let dataCallback;const filename="proc_id_"+deviceId;const device=FS.createDevice("/dev",filename,function(){},function(byte){try{dataBuffer.push(byte);if(dataCallback){dataCallback(new Uint8Array(dataBuffer));dataBuffer=[]}}catch(e){console.error(e);throw e}});const devicePath="/dev/"+filename;PHPWASM.input_devices[deviceId]={devicePath,onData:function(cb){dataCallback=cb;dataBuffer.forEach(function(data){cb(data)});dataBuffer.length=0}};return allocateUTF8OnStack(devicePath)}function _js_open_process(command,argsPtr,argsLength,descriptorsPtr,descriptorsLength,cwdPtr,cwdLength,envPtr,envLength){if(!command){return 1}const cmdstr=UTF8ToString(command);if(!cmdstr.length){return 0}let argsArray=[];if(argsLength){for(var i=0;i>2]))}}const cwdstr=cwdPtr?UTF8ToString(cwdPtr):null;let envObject=null;if(envLength){envObject={};for(var i=0;i>2]);const splitAt=envEntry.indexOf("=");if(splitAt===-1){continue}const key=envEntry.substring(0,splitAt);const value=envEntry.substring(splitAt+1);envObject[key]=value}}var std={};for(var i=0;i>2];std[HEAPU32[descriptorPtr>>2]]={child:HEAPU32[descriptorPtr+4>>2],parent:HEAPU32[descriptorPtr+8>>2]}}return Asyncify.handleSleep(async wakeUp=>{let cp;try{const options={};if(cwdstr!==null){options.cwd=cwdstr}if(envObject!==null){options.env=envObject}cp=PHPWASM.spawnProcess(cmdstr,argsArray,options);if(cp instanceof Promise){cp=await cp}}catch(e){if(e.code==="SPAWN_UNSUPPORTED"){wakeUp(1);return}console.error(e);wakeUp(1);throw e}const ProcInfo={pid:cp.pid,exited:false,stdinFd:std[0]?.child,stdinIsDevice:std[0]?.child in PHPWASM.input_devices,stdoutChildFd:std[1]?.child,stdoutParentFd:std[1]?.parent,stderrChildFd:std[2]?.child,stderrParentFd:std[2]?.parent,stdout:new PHPWASM.EventEmitter,stderr:new PHPWASM.EventEmitter};if(ProcInfo.stdoutChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutChildFd]=ProcInfo;if(ProcInfo.stderrChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrChildFd]=ProcInfo;if(ProcInfo.stdoutParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutParentFd]=ProcInfo;if(ProcInfo.stderrParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrParentFd]=ProcInfo;PHPWASM.child_proc_by_pid[ProcInfo.pid]=ProcInfo;cp.on("exit",function(code){ProcInfo.exitCode=code;ProcInfo.exited=true;ProcInfo.stdout.emit("data");ProcInfo.stderr.emit("data")});if(ProcInfo.stdoutChildFd){const stdoutStream=SYSCALLS.getStreamFromFD(ProcInfo.stdoutChildFd);let stdoutAt=0;cp.stdout.on("data",function(data){ProcInfo.stdout.emit("data",data);stdoutStream.stream_ops.write(stdoutStream,data,0,data.length,stdoutAt);stdoutAt+=data.length})}if(ProcInfo.stderrChildFd){const stderrStream=SYSCALLS.getStreamFromFD(ProcInfo.stderrChildFd);let stderrAt=0;cp.stderr.on("data",function(data){ProcInfo.stderr.emit("data",data);stderrStream.stream_ops.write(stderrStream,data,0,data.length,stderrAt);stderrAt+=data.length})}try{await new Promise((resolve,reject)=>{cp.on("spawn",resolve);cp.on("error",reject)})}catch(e){console.error(e);wakeUp(1);return}if(ProcInfo.stdinIsDevice){PHPWASM.input_devices[ProcInfo.stdinFd].onData(function(data){if(!data)return;if(typeof data==="number"){data=new Uint8Array([data])}const dataStr=new TextDecoder("utf-8").decode(data);cp.stdin.write(dataStr)});wakeUp(ProcInfo.pid);return}if(ProcInfo.stdinFd){const stdinStream=SYSCALLS.getStreamFromFD(ProcInfo.stdinFd);if(stdinStream.node){const CHUNK_SIZE=1024;const buffer=new Uint8Array(CHUNK_SIZE);let offset=0;while(true){const bytesRead=stdinStream.stream_ops.read(stdinStream,buffer,0,CHUNK_SIZE,offset);if(bytesRead===null||bytesRead===0){break}try{cp.stdin.write(buffer.subarray(0,bytesRead))}catch(e){console.error(e);return 1}if(bytesRead>2]=PHPWASM.child_proc_by_pid[pid].exitCode;return 1}return 0}function _js_waitpid(pid,exitCodePtr){if(!PHPWASM.child_proc_by_pid[pid]){return-1}return Asyncify.handleSleep(wakeUp=>{const poll=function(){if(PHPWASM.child_proc_by_pid[pid]?.exited){HEAPU32[exitCodePtr>>2]=PHPWASM.child_proc_by_pid[pid].exitCode;wakeUp(pid)}else{setTimeout(poll,50)}};poll()})}function _makecontext(){abort("missing function: makecontext")}_makecontext.stub=true;var arraySum=(array,index)=>{var sum=0;for(var i=0;i<=index;sum+=array[i++]){}return sum};var MONTH_DAYS_LEAP=[31,29,31,30,31,30,31,31,30,31,30,31];var MONTH_DAYS_REGULAR=[31,28,31,30,31,30,31,31,30,31,30,31];var addDays=(date,days)=>{var newDate=new Date(date.getTime());while(days>0){var leap=isLeapYear(newDate.getFullYear());var currentMonth=newDate.getMonth();var daysInCurrentMonth=(leap?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR)[currentMonth];if(days>daysInCurrentMonth-newDate.getDate()){days-=daysInCurrentMonth-newDate.getDate()+1;newDate.setDate(1);if(currentMonth<11){newDate.setMonth(currentMonth+1)}else{newDate.setMonth(0);newDate.setFullYear(newDate.getFullYear()+1)}}else{newDate.setDate(newDate.getDate()+days);return newDate}}return newDate};var _strptime=(buf,format,tm)=>{var pattern=UTF8ToString(format);var SPECIAL_CHARS="\\!@#$^&*()+=-[]/{}|:<>?,.";for(var i=0,ii=SPECIAL_CHARS.length;iEQUIVALENT_MATCHERS[c]||m).replace(/%(.)/g,(_,c)=>{let pat=DATE_PATTERNS[c];if(pat){capture.push(c);return`(${pat})`}else{return c}}).replace(/\s+/g,"\\s*");var matches=new RegExp("^"+pattern_out,"i").exec(UTF8ToString(buf));function initDate(){function fixup(value,min,max){return typeof value!="number"||isNaN(value)?min:value>=min?value<=max?value:max:min}return{year:fixup(HEAP32[tm+20>>2]+1900,1970,9999),month:fixup(HEAP32[tm+16>>2],0,11),day:fixup(HEAP32[tm+12>>2],1,31),hour:fixup(HEAP32[tm+8>>2],0,23),min:fixup(HEAP32[tm+4>>2],0,59),sec:fixup(HEAP32[tm>>2],0,59),gmtoff:0}}if(matches){var date=initDate();var value;var getMatch=symbol=>{var pos=capture.indexOf(symbol);if(pos>=0){return matches[pos+1]}return};if(value=getMatch("S")){date.sec=jstoi_q(value)}if(value=getMatch("M")){date.min=jstoi_q(value)}if(value=getMatch("H")){date.hour=jstoi_q(value)}else if(value=getMatch("I")){var hour=jstoi_q(value);if(value=getMatch("p")){hour+=value.toUpperCase()[0]==="P"?12:0}date.hour=hour}if(value=getMatch("Y")){date.year=jstoi_q(value)}else if(value=getMatch("y")){var year=jstoi_q(value);if(value=getMatch("C")){year+=jstoi_q(value)*100}else{year+=year<69?2e3:1900}date.year=year}if(value=getMatch("m")){date.month=jstoi_q(value)-1}else if(value=getMatch("b")){date.month=MONTH_NUMBERS[value.substring(0,3).toUpperCase()]||0}if(value=getMatch("d")){date.day=jstoi_q(value)}else if(value=getMatch("j")){var day=jstoi_q(value);var leapYear=isLeapYear(date.year);for(var month=0;month<12;++month){var daysUntilMonth=arraySum(leapYear?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,month-1);if(day<=daysUntilMonth+(leapYear?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR)[month]){date.day=day-daysUntilMonth}}}else if(value=getMatch("a")){var weekDay=value.substring(0,3).toUpperCase();if(value=getMatch("U")){var weekDayNumber=DAY_NUMBERS_SUN_FIRST[weekDay];var weekNumber=jstoi_q(value);var janFirst=new Date(date.year,0,1);var endDate;if(janFirst.getDay()===0){endDate=addDays(janFirst,weekDayNumber+7*(weekNumber-1))}else{endDate=addDays(janFirst,7-janFirst.getDay()+weekDayNumber+7*(weekNumber-1))}date.day=endDate.getDate();date.month=endDate.getMonth()}else if(value=getMatch("W")){var weekDayNumber=DAY_NUMBERS_MON_FIRST[weekDay];var weekNumber=jstoi_q(value);var janFirst=new Date(date.year,0,1);var endDate;if(janFirst.getDay()===1){endDate=addDays(janFirst,weekDayNumber+7*(weekNumber-1))}else{endDate=addDays(janFirst,7-janFirst.getDay()+1+weekDayNumber+7*(weekNumber-1))}date.day=endDate.getDate();date.month=endDate.getMonth()}}if(value=getMatch("z")){if(value.toLowerCase()==="z"){date.gmtoff=0}else{var match=value.match(/^((?:\-|\+)\d\d):?(\d\d)?/);date.gmtoff=match[1]*3600;if(match[2]){date.gmtoff+=date.gmtoff>0?match[2]*60:-match[2]*60}}}var fullDate=new Date(date.year,date.month,date.day,date.hour,date.min,date.sec,0);HEAP32[tm>>2]=fullDate.getSeconds();HEAP32[tm+4>>2]=fullDate.getMinutes();HEAP32[tm+8>>2]=fullDate.getHours();HEAP32[tm+12>>2]=fullDate.getDate();HEAP32[tm+16>>2]=fullDate.getMonth();HEAP32[tm+20>>2]=fullDate.getFullYear()-1900;HEAP32[tm+24>>2]=fullDate.getDay();HEAP32[tm+28>>2]=arraySum(isLeapYear(fullDate.getFullYear())?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,fullDate.getMonth()-1)+fullDate.getDate()-1;HEAP32[tm+32>>2]=0;HEAP32[tm+36>>2]=date.gmtoff;return buf+intArrayFromString(matches[0]).length-1}return 0};function _swapcontext(){abort("missing function: swapcontext")}_swapcontext.stub=true;function _wasm_setsockopt(socketd,level,optionName,optionValuePtr,optionLen){const optionValue=HEAPU8[optionValuePtr];const SOL_SOCKET=1;const SO_KEEPALIVE=9;const IPPROTO_TCP=6;const TCP_NODELAY=1;const isSupported=level===SOL_SOCKET&&optionName===SO_KEEPALIVE||level===IPPROTO_TCP&&optionName===TCP_NODELAY;if(!isSupported){console.warn(`Unsupported socket option: ${level}, ${optionName}, ${optionValue}`);return-1}const ws=PHPWASM.getAllWebSockets(socketd)[0];if(!ws){return-1}ws.setSocketOpt(level,optionName,optionValuePtr);return 0}var Asyncify={instrumentWasmImports(imports){var importPattern=/^(js_open_process|js_waitpid|js_process_status|js_create_input_device|wasm_setsockopt|wasm_shutdown|wasm_close|invoke_.*|__asyncjs__.*)$/;for(let[x,original]of Object.entries(imports)){if(typeof original=="function"){let isAsyncifyImport=original.isAsync||importPattern.test(x);if(isAsyncifyImport){imports[x]=original=new WebAssembly.Suspending(original)}}}},instrumentWasmExports(exports){var exportPattern=/^(wasm_sleep|wasm_read|emscripten_sleep|wasm_sapi_handle_request|wasm_sapi_request_shutdown|wasm_poll_socket|wrap_select|__wrap_select|select|php_pollfd_for|fflush|wasm_popen|wasm_read|wasm_php_exec|run_cli|main|__main_argc_argv)$/;Asyncify.asyncExports=new Set;var ret={};for(let[x,original]of Object.entries(exports)){if(typeof original=="function"){let isAsyncifyExport=exportPattern.test(x);if(isAsyncifyExport){Asyncify.asyncExports.add(original);original=Asyncify.makeAsyncFunction(original)}ret[x]=(...args)=>original(...args)}else{ret[x]=original}}return ret},asyncExports:null,isAsyncExport(func){return Asyncify.asyncExports?.has(func)},handleAsync:async startAsync=>{runtimeKeepalivePush();try{return await startAsync()}finally{runtimeKeepalivePop()}},handleSleep(startAsync){return Asyncify.handleAsync(()=>new Promise(startAsync))},makeAsyncFunction(original){return WebAssembly.promising(original)}};var getCFunc=ident=>{var func=Module["_"+ident];return func};var writeArrayToMemory=(array,buffer)=>{HEAP8.set(array,buffer)};var stackSave=()=>_emscripten_stack_get_current();var stackRestore=val=>__emscripten_stack_restore(val);var ccall=(ident,returnType,argTypes,args,opts)=>{var toC={string:str=>{var ret=0;if(str!==null&&str!==undefined&&str!==0){ret=stringToUTF8OnStack(str)}return ret},array:arr=>{var ret=stackAlloc(arr.length);writeArrayToMemory(arr,ret);return ret}};function convertReturnValue(ret){if(returnType==="string"){return UTF8ToString(ret)}if(returnType==="boolean")return Boolean(ret);return ret}var func=getCFunc(ident);var cArgs=[];var stack=0;if(args){for(var i=0;iFS.unlink(path);var FS_createLazyFile=FS.createLazyFile;var FS_createDevice=FS.createDevice;FS.createPreloadedFile=FS_createPreloadedFile;FS.staticInit();Module["FS_createPath"]=FS.createPath;Module["FS_createDataFile"]=FS.createDataFile;Module["FS_createPreloadedFile"]=FS.createPreloadedFile;Module["FS_unlink"]=FS.unlink;Module["FS_createLazyFile"]=FS.createLazyFile;Module["FS_createDevice"]=FS.createDevice;MEMFS.doesNotExistError=new FS.ErrnoError(44);MEMFS.doesNotExistError.stack="";PHPWASM.init();var wasmImports={SharpYuvConvert:_SharpYuvConvert,SharpYuvGetConversionMatrix:_SharpYuvGetConversionMatrix,SharpYuvInit:_SharpYuvInit,__assert_fail:___assert_fail,__asyncjs__js_fd_read,__asyncjs__js_module_onMessage,__asyncjs__js_popen_to_file,__asyncjs__wasm_poll_socket,__call_sighandler:___call_sighandler,__syscall_accept4:___syscall_accept4,__syscall_bind:___syscall_bind,__syscall_chdir:___syscall_chdir,__syscall_chmod:___syscall_chmod,__syscall_connect:___syscall_connect,__syscall_dup:___syscall_dup,__syscall_dup3:___syscall_dup3,__syscall_faccessat:___syscall_faccessat,__syscall_fallocate:___syscall_fallocate,__syscall_fchmod:___syscall_fchmod,__syscall_fchown32:___syscall_fchown32,__syscall_fchownat:___syscall_fchownat,__syscall_fcntl64:___syscall_fcntl64,__syscall_fdatasync:___syscall_fdatasync,__syscall_fstat64:___syscall_fstat64,__syscall_ftruncate64:___syscall_ftruncate64,__syscall_getcwd:___syscall_getcwd,__syscall_getdents64:___syscall_getdents64,__syscall_getpeername:___syscall_getpeername,__syscall_getsockname:___syscall_getsockname,__syscall_getsockopt:___syscall_getsockopt,__syscall_ioctl:___syscall_ioctl,__syscall_listen:___syscall_listen,__syscall_lstat64:___syscall_lstat64,__syscall_mkdirat:___syscall_mkdirat,__syscall_newfstatat:___syscall_newfstatat,__syscall_openat:___syscall_openat,__syscall_pipe:___syscall_pipe,__syscall_poll:___syscall_poll,__syscall_readlinkat:___syscall_readlinkat,__syscall_recvfrom:___syscall_recvfrom,__syscall_renameat:___syscall_renameat,__syscall_rmdir:___syscall_rmdir,__syscall_sendto:___syscall_sendto,__syscall_socket:___syscall_socket,__syscall_stat64:___syscall_stat64,__syscall_statfs64:___syscall_statfs64,__syscall_symlinkat:___syscall_symlinkat,__syscall_unlinkat:___syscall_unlinkat,__syscall_utimensat:___syscall_utimensat,_abort_js:__abort_js,_emscripten_lookup_name:__emscripten_lookup_name,_emscripten_memcpy_js:__emscripten_memcpy_js,_emscripten_runtime_keepalive_clear:__emscripten_runtime_keepalive_clear,_gmtime_js:__gmtime_js,_localtime_js:__localtime_js,_mktime_js:__mktime_js,_mmap_js:__mmap_js,_munmap_js:__munmap_js,_setitimer_js:__setitimer_js,_tzset_js:__tzset_js,clock_time_get:_clock_time_get,emscripten_date_now:_emscripten_date_now,emscripten_get_heap_max:_emscripten_get_heap_max,emscripten_get_now:_emscripten_get_now,emscripten_resize_heap:_emscripten_resize_heap,emscripten_sleep:_emscripten_sleep,environ_get:_environ_get,environ_sizes_get:_environ_sizes_get,exit:_exit,fd_close:_fd_close,fd_fdstat_get:_fd_fdstat_get,fd_read:_fd_read,fd_seek:_fd_seek,fd_sync:_fd_sync,fd_write:_fd_write,getaddrinfo:_getaddrinfo,getcontext:_getcontext,getdtablesize:_getdtablesize,getnameinfo:_getnameinfo,getprotobyname:_getprotobyname,getprotobynumber:_getprotobynumber,js_create_input_device:_js_create_input_device,js_open_process:_js_open_process,js_process_status:_js_process_status,js_waitpid:_js_waitpid,makecontext:_makecontext,proc_exit:_proc_exit,strptime:_strptime,swapcontext:_swapcontext,wasm_setsockopt:_wasm_setsockopt};var wasmExports;createWasm();var ___wasm_call_ctors=()=>(___wasm_call_ctors=wasmExports["__wasm_call_ctors"])();var _malloc=a0=>(_malloc=wasmExports["malloc"])(a0);var _wasm_popen=Module["_wasm_popen"]=(a0,a1)=>(_wasm_popen=Module["_wasm_popen"]=wasmExports["wasm_popen"])(a0,a1);var _wasm_php_exec=Module["_wasm_php_exec"]=(a0,a1,a2,a3)=>(_wasm_php_exec=Module["_wasm_php_exec"]=wasmExports["wasm_php_exec"])(a0,a1,a2,a3);var _php_pollfd_for=Module["_php_pollfd_for"]=(a0,a1,a2)=>(_php_pollfd_for=Module["_php_pollfd_for"]=wasmExports["php_pollfd_for"])(a0,a1,a2);var _htons=a0=>(_htons=wasmExports["htons"])(a0);var _ntohs=a0=>(_ntohs=wasmExports["ntohs"])(a0);var _htonl=a0=>(_htonl=wasmExports["htonl"])(a0);var _wasm_sleep=Module["_wasm_sleep"]=a0=>(_wasm_sleep=Module["_wasm_sleep"]=wasmExports["wasm_sleep"])(a0);var _fflush=a0=>(_fflush=wasmExports["fflush"])(a0);var _wasm_read=Module["_wasm_read"]=(a0,a1,a2)=>(_wasm_read=Module["_wasm_read"]=wasmExports["wasm_read"])(a0,a1,a2);var ___wrap_select=Module["___wrap_select"]=(a0,a1,a2,a3,a4)=>(___wrap_select=Module["___wrap_select"]=wasmExports["__wrap_select"])(a0,a1,a2,a3,a4);var _wasm_set_sapi_name=Module["_wasm_set_sapi_name"]=a0=>(_wasm_set_sapi_name=Module["_wasm_set_sapi_name"]=wasmExports["wasm_set_sapi_name"])(a0);var _wasm_set_phpini_path=Module["_wasm_set_phpini_path"]=a0=>(_wasm_set_phpini_path=Module["_wasm_set_phpini_path"]=wasmExports["wasm_set_phpini_path"])(a0);var _wasm_add_SERVER_entry=Module["_wasm_add_SERVER_entry"]=(a0,a1)=>(_wasm_add_SERVER_entry=Module["_wasm_add_SERVER_entry"]=wasmExports["wasm_add_SERVER_entry"])(a0,a1);var _wasm_add_ENV_entry=Module["_wasm_add_ENV_entry"]=(a0,a1)=>(_wasm_add_ENV_entry=Module["_wasm_add_ENV_entry"]=wasmExports["wasm_add_ENV_entry"])(a0,a1);var _wasm_set_query_string=Module["_wasm_set_query_string"]=a0=>(_wasm_set_query_string=Module["_wasm_set_query_string"]=wasmExports["wasm_set_query_string"])(a0);var _wasm_set_path_translated=Module["_wasm_set_path_translated"]=a0=>(_wasm_set_path_translated=Module["_wasm_set_path_translated"]=wasmExports["wasm_set_path_translated"])(a0);var _wasm_set_skip_shebang=Module["_wasm_set_skip_shebang"]=a0=>(_wasm_set_skip_shebang=Module["_wasm_set_skip_shebang"]=wasmExports["wasm_set_skip_shebang"])(a0);var _wasm_set_request_uri=Module["_wasm_set_request_uri"]=a0=>(_wasm_set_request_uri=Module["_wasm_set_request_uri"]=wasmExports["wasm_set_request_uri"])(a0);var _wasm_set_request_method=Module["_wasm_set_request_method"]=a0=>(_wasm_set_request_method=Module["_wasm_set_request_method"]=wasmExports["wasm_set_request_method"])(a0);var _wasm_set_request_host=Module["_wasm_set_request_host"]=a0=>(_wasm_set_request_host=Module["_wasm_set_request_host"]=wasmExports["wasm_set_request_host"])(a0);var _wasm_set_content_type=Module["_wasm_set_content_type"]=a0=>(_wasm_set_content_type=Module["_wasm_set_content_type"]=wasmExports["wasm_set_content_type"])(a0);var _wasm_set_request_body=Module["_wasm_set_request_body"]=a0=>(_wasm_set_request_body=Module["_wasm_set_request_body"]=wasmExports["wasm_set_request_body"])(a0);var _wasm_set_content_length=Module["_wasm_set_content_length"]=a0=>(_wasm_set_content_length=Module["_wasm_set_content_length"]=wasmExports["wasm_set_content_length"])(a0);var _wasm_set_cookies=Module["_wasm_set_cookies"]=a0=>(_wasm_set_cookies=Module["_wasm_set_cookies"]=wasmExports["wasm_set_cookies"])(a0);var _wasm_set_request_port=Module["_wasm_set_request_port"]=a0=>(_wasm_set_request_port=Module["_wasm_set_request_port"]=wasmExports["wasm_set_request_port"])(a0);var _wasm_sapi_request_shutdown=Module["_wasm_sapi_request_shutdown"]=()=>(_wasm_sapi_request_shutdown=Module["_wasm_sapi_request_shutdown"]=wasmExports["wasm_sapi_request_shutdown"])();var _wasm_sapi_handle_request=Module["_wasm_sapi_handle_request"]=()=>(_wasm_sapi_handle_request=Module["_wasm_sapi_handle_request"]=wasmExports["wasm_sapi_handle_request"])();var _php_wasm_init=Module["_php_wasm_init"]=()=>(_php_wasm_init=Module["_php_wasm_init"]=wasmExports["php_wasm_init"])();var _wasm_free=Module["_wasm_free"]=a0=>(_wasm_free=Module["_wasm_free"]=wasmExports["wasm_free"])(a0);var ___funcs_on_exit=()=>(___funcs_on_exit=wasmExports["__funcs_on_exit"])();var _emscripten_builtin_memalign=(a0,a1)=>(_emscripten_builtin_memalign=wasmExports["emscripten_builtin_memalign"])(a0,a1);var __emscripten_timeout=(a0,a1)=>(__emscripten_timeout=wasmExports["_emscripten_timeout"])(a0,a1);var ___trap=()=>(___trap=wasmExports["__trap"])();var __emscripten_tempret_set=a0=>(__emscripten_tempret_set=wasmExports["_emscripten_tempret_set"])(a0);var __emscripten_stack_restore=a0=>(__emscripten_stack_restore=wasmExports["_emscripten_stack_restore"])(a0);var __emscripten_stack_alloc=a0=>(__emscripten_stack_alloc=wasmExports["_emscripten_stack_alloc"])(a0);var _emscripten_stack_get_current=()=>(_emscripten_stack_get_current=wasmExports["emscripten_stack_get_current"])();Module["addRunDependency"]=addRunDependency;Module["removeRunDependency"]=removeRunDependency;Module["wasmExports"]=wasmExports;Module["ccall"]=ccall;Module["FS_createPreloadedFile"]=FS_createPreloadedFile;Module["FS_unlink"]=FS_unlink;Module["FS_createPath"]=FS_createPath;Module["FS_createDevice"]=FS_createDevice;Module["FS_createDataFile"]=FS_createDataFile;Module["FS_createLazyFile"]=FS_createLazyFile;Module["PROXYFS"]=PROXYFS;var calledRun;dependenciesFulfilled=function runCaller(){if(!calledRun)run();if(!calledRun)dependenciesFulfilled=runCaller};function run(){if(runDependencies>0){return}preRun();if(runDependencies>0){return}function doRun(){if(calledRun)return;calledRun=true;Module["calledRun"]=true;if(ABORT)return;initRuntime();Module["onRuntimeInitialized"]?.();postRun()}if(Module["setStatus"]){Module["setStatus"]("Running...");setTimeout(()=>{setTimeout(()=>Module["setStatus"](""),1);doRun()},1)}else{doRun()}}if(Module["preInit"]){if(typeof Module["preInit"]=="function")Module["preInit"]=[Module["preInit"]];while(Module["preInit"].length>0){Module["preInit"].pop()()}}run(); /** * Emscripten resolves `localhost` to a random IP address. Let's * make it always resolve to 127.0.0.1. diff --git a/packages/php-wasm/web/public/php/jspi/php_8_3.js b/packages/php-wasm/web/public/php/jspi/php_8_3.js index 66a8166629..edd9f09684 100644 --- a/packages/php-wasm/web/public/php/jspi/php_8_3.js +++ b/packages/php-wasm/web/public/php/jspi/php_8_3.js @@ -1,46 +1,20 @@ import dependencyFilename from './8_3_0/php_8_3.wasm'; export { dependencyFilename }; -export const dependenciesTotalSize = 13034078; +export const dependenciesTotalSize = 13020902; export function init(RuntimeName, PHPLoader) { - /** - * Overrides Emscripten's default ExitStatus object which gets - * thrown on failure. Unfortunately, the default object is not - * a subclass of Error and does not provide any stack trace. - * - * This is a deliberate behavior on Emscripten's end to prevent - * memory leaks after the program exits. See: - * - * https://github.com/emscripten-core/emscripten/pull/9108 - * - * In case of WordPress Playground, the worker in which the PHP - * runs will typically exit after the PHP program finishes, so - * we don't have to worry about memory leaks. - * - * As for assigning to a previously undeclared ExitStatus variable here, - * the Emscripten module declares `ExitStatus` as `function ExitStatus` - * which means it gets hoisted to the top of the scope and can be - * reassigned here – before the actual declaration is reached. - * - * If that sounds weird, try this example: - * - * ExitStatus = () => { console.log("reassigned"); } - * function ExitStatus() {} - * ExitStatus(); - * // logs "reassigned" - */ - ExitStatus = class PHPExitStatus extends Error { - constructor(status) { - super(status); - this.name = "ExitStatus"; - this.message = "Program terminated with exit(" + status + ")"; - this.status = status; - } - } - // The rest of the code comes from the built php.js file and esm-suffix.js -var Module=typeof PHPLoader!="undefined"?PHPLoader:{};var ENVIRONMENT_IS_WEB=RuntimeName==="WEB";var ENVIRONMENT_IS_WORKER=RuntimeName==="WORKER";var ENVIRONMENT_IS_NODE=RuntimeName==="NODE";var moduleOverrides=Object.assign({},Module);var arguments_=[];var thisProgram="./this.program";var quit_=(status,toThrow)=>{throw toThrow};var scriptDirectory="";function locateFile(path){if(Module["locateFile"]){return Module["locateFile"](path,scriptDirectory)}return scriptDirectory+path}var read_,readAsync,readBinary;if(ENVIRONMENT_IS_WEB||ENVIRONMENT_IS_WORKER){if(ENVIRONMENT_IS_WORKER){scriptDirectory=self.location.href}else if(typeof document!="undefined"&&document.currentScript){scriptDirectory=document.currentScript.src}if(scriptDirectory.startsWith("blob:")){scriptDirectory=""}else{scriptDirectory=scriptDirectory.substr(0,scriptDirectory.replace(/[?#].*/,"").lastIndexOf("/")+1)}{read_=url=>{var xhr=new XMLHttpRequest;xhr.open("GET",url,false);xhr.send(null);return xhr.responseText};if(ENVIRONMENT_IS_WORKER){readBinary=url=>{var xhr=new XMLHttpRequest;xhr.open("GET",url,false);xhr.responseType="arraybuffer";xhr.send(null);return new Uint8Array(xhr.response)}}readAsync=(url,onload,onerror)=>{fetch(url,{credentials:"same-origin"}).then(response=>{if(response.ok){return response.arrayBuffer()}return Promise.reject(new Error(response.status+" : "+response.url))}).then(onload,onerror)}}}else{}var out=Module["print"]||console.log.bind(console);var err=Module["printErr"]||console.error.bind(console);Object.assign(Module,moduleOverrides);moduleOverrides=null;if(Module["arguments"])arguments_=Module["arguments"];if(Module["thisProgram"])thisProgram=Module["thisProgram"];if(Module["quit"])quit_=Module["quit"];var wasmBinary;if(Module["wasmBinary"])wasmBinary=Module["wasmBinary"];var wasmMemory;var ABORT=false;var EXITSTATUS;function assert(condition,text){if(!condition){abort(text)}}var HEAP8,HEAPU8,HEAP16,HEAPU16,HEAP32,HEAPU32,HEAPF32,HEAPF64;function updateMemoryViews(){var b=wasmMemory.buffer;Module["HEAP8"]=HEAP8=new Int8Array(b);Module["HEAP16"]=HEAP16=new Int16Array(b);Module["HEAPU8"]=HEAPU8=new Uint8Array(b);Module["HEAPU16"]=HEAPU16=new Uint16Array(b);Module["HEAP32"]=HEAP32=new Int32Array(b);Module["HEAPU32"]=HEAPU32=new Uint32Array(b);Module["HEAPF32"]=HEAPF32=new Float32Array(b);Module["HEAPF64"]=HEAPF64=new Float64Array(b)}var __ATPRERUN__=[];var __ATINIT__=[];var __ATEXIT__=[];var __ATPOSTRUN__=[];var runtimeInitialized=false;var runtimeExited=false;function preRun(){if(Module["preRun"]){if(typeof Module["preRun"]=="function")Module["preRun"]=[Module["preRun"]];while(Module["preRun"].length){addOnPreRun(Module["preRun"].shift())}}callRuntimeCallbacks(__ATPRERUN__)}function initRuntime(){runtimeInitialized=true;SOCKFS.root=FS.mount(SOCKFS,{},null);if(!Module["noFSInit"]&&!FS.init.initialized)FS.init();FS.ignorePermissions=false;TTY.init();PIPEFS.root=FS.mount(PIPEFS,{},null);callRuntimeCallbacks(__ATINIT__)}function exitRuntime(){___funcs_on_exit();callRuntimeCallbacks(__ATEXIT__);FS.quit();TTY.shutdown();runtimeExited=true}function postRun(){if(Module["postRun"]){if(typeof Module["postRun"]=="function")Module["postRun"]=[Module["postRun"]];while(Module["postRun"].length){addOnPostRun(Module["postRun"].shift())}}callRuntimeCallbacks(__ATPOSTRUN__)}function addOnPreRun(cb){__ATPRERUN__.unshift(cb)}function addOnInit(cb){__ATINIT__.unshift(cb)}function addOnPostRun(cb){__ATPOSTRUN__.unshift(cb)}var runDependencies=0;var runDependencyWatcher=null;var dependenciesFulfilled=null;function getUniqueRunDependency(id){return id}function addRunDependency(id){runDependencies++;Module["monitorRunDependencies"]?.(runDependencies)}function removeRunDependency(id){runDependencies--;Module["monitorRunDependencies"]?.(runDependencies);if(runDependencies==0){if(runDependencyWatcher!==null){clearInterval(runDependencyWatcher);runDependencyWatcher=null}if(dependenciesFulfilled){var callback=dependenciesFulfilled;dependenciesFulfilled=null;callback()}}}function abort(what){Module["onAbort"]?.(what);what="Aborted("+what+")";err(what);ABORT=true;EXITSTATUS=1;what+=". Build with -sASSERTIONS for more info.";if(runtimeInitialized){___trap()}var e=new WebAssembly.RuntimeError(what);throw e}var dataURIPrefix="data:application/octet-stream;base64,";var isDataURI=filename=>filename.startsWith(dataURIPrefix);function findWasmBinary(){var f=dependencyFilename;if(!isDataURI(f)){return locateFile(f)}return f}var wasmBinaryFile;function getBinarySync(file){if(file==wasmBinaryFile&&wasmBinary){return new Uint8Array(wasmBinary)}if(readBinary){return readBinary(file)}throw"both async and sync fetching of the wasm failed"}function getBinaryPromise(binaryFile){if(!wasmBinary){return new Promise((resolve,reject)=>{readAsync(binaryFile,response=>resolve(new Uint8Array(response)),error=>{try{resolve(getBinarySync(binaryFile))}catch(e){reject(e)}})})}return Promise.resolve().then(()=>getBinarySync(binaryFile))}function instantiateArrayBuffer(binaryFile,imports,receiver){return getBinaryPromise(binaryFile).then(binary=>WebAssembly.instantiate(binary,imports)).then(receiver,reason=>{err(`failed to asynchronously prepare wasm: ${reason}`);abort(reason)})}function instantiateAsync(binary,binaryFile,imports,callback){if(!binary&&typeof WebAssembly.instantiateStreaming=="function"&&!isDataURI(binaryFile)&&typeof fetch=="function"){return fetch(binaryFile,{credentials:"same-origin"}).then(response=>{var result=WebAssembly.instantiateStreaming(response,imports);return result.then(callback,function(reason){err(`wasm streaming compile failed: ${reason}`);err("falling back to ArrayBuffer instantiation");return instantiateArrayBuffer(binaryFile,imports,callback)})})}return instantiateArrayBuffer(binaryFile,imports,callback)}function getWasmImports(){Asyncify.instrumentWasmImports(wasmImports);return{env:wasmImports,wasi_snapshot_preview1:wasmImports}}function createWasm(){var info=getWasmImports();function receiveInstance(instance,module){wasmExports=instance.exports;wasmExports=Asyncify.instrumentWasmExports(wasmExports);Module["wasmExports"]=wasmExports;wasmMemory=wasmExports["memory"];updateMemoryViews();wasmTable=wasmExports["__indirect_function_table"];addOnInit(wasmExports["__wasm_call_ctors"]);removeRunDependency("wasm-instantiate");return wasmExports}addRunDependency("wasm-instantiate");function receiveInstantiationResult(result){receiveInstance(result["instance"])}if(Module["instantiateWasm"]){try{return Module["instantiateWasm"](info,receiveInstance)}catch(e){err(`Module.instantiateWasm callback failed with error: ${e}`);return false}}if(!wasmBinaryFile)wasmBinaryFile=findWasmBinary();instantiateAsync(wasmBinary,wasmBinaryFile,info,receiveInstantiationResult);return{}}var tempDouble;var tempI64;function __asyncjs__js_popen_to_file(command,mode,exitCodePtr){return Asyncify.handleAsync(async()=>{const returnCallback=resolver=>new Promise(resolver);if(!command)return 1;const cmdstr=UTF8ToString(command);if(!cmdstr.length)return 0;const modestr=UTF8ToString(mode);if(!modestr.length)return 0;if(modestr==="w"){console.error('popen($cmd, "w") is not implemented yet')}return returnCallback(async wakeUp=>{let cp;try{cp=PHPWASM.spawnProcess(cmdstr,[]);if(cp instanceof Promise){cp=await cp}}catch(e){console.error(e);if(e.code==="SPAWN_UNSUPPORTED"){return 1}throw e}const outByteArrays=[];cp.stdout.on("data",function(data){outByteArrays.push(data)});const outputPath="/tmp/popen_output";cp.on("exit",function(exitCode){const outBytes=new Uint8Array(outByteArrays.reduce((acc,curr)=>acc+curr.length,0));let offset=0;for(const byteArray of outByteArrays){outBytes.set(byteArray,offset);offset+=byteArray.length}FS.writeFile(outputPath,outBytes);HEAPU8[exitCodePtr]=exitCode;wakeUp(allocateUTF8OnStack(outputPath))})})})}__asyncjs__js_popen_to_file.sig="iiii";function __asyncjs__wasm_poll_socket(socketd,events,timeout){return Asyncify.handleAsync(async()=>{const returnCallback=resolver=>new Promise(resolver);const POLLIN=1;const POLLPRI=2;const POLLOUT=4;const POLLERR=8;const POLLHUP=16;const POLLNVAL=32;return returnCallback(wakeUp=>{const polls=[];if(socketd in PHPWASM.child_proc_by_fd){const procInfo=PHPWASM.child_proc_by_fd[socketd];if(procInfo.exited){wakeUp(0);return}polls.push(PHPWASM.awaitEvent(procInfo.stdout,"data"))}else if(FS.isSocket(FS.getStream(socketd)?.node.mode)){const sock=getSocketFromFD(socketd);if(!sock){wakeUp(0);return}const lookingFor=new Set;if(events&POLLIN||events&POLLPRI){if(sock.server){for(const client of sock.pending){if((client.recv_queue||[]).length>0){wakeUp(1);return}}}else if((sock.recv_queue||[]).length>0){wakeUp(1);return}}const webSockets=PHPWASM.getAllWebSockets(sock);if(!webSockets.length){wakeUp(0);return}for(const ws of webSockets){if(events&POLLIN||events&POLLPRI){polls.push(PHPWASM.awaitData(ws));lookingFor.add("POLLIN")}if(events&POLLOUT){polls.push(PHPWASM.awaitConnection(ws));lookingFor.add("POLLOUT")}if(events&POLLHUP){polls.push(PHPWASM.awaitClose(ws));lookingFor.add("POLLHUP")}if(events&POLLERR||events&POLLNVAL){polls.push(PHPWASM.awaitError(ws));lookingFor.add("POLLERR")}}}else{setTimeout(function(){wakeUp(1)},timeout);return}if(polls.length===0){console.warn("Unsupported poll event "+events+", defaulting to setTimeout().");setTimeout(function(){wakeUp(0)},timeout);return}const promises=polls.map(([promise])=>promise);const clearPolling=()=>polls.forEach(([,clear])=>clear());let awaken=false;let timeoutId;Promise.race(promises).then(function(results){if(!awaken){awaken=true;wakeUp(1);if(timeoutId){clearTimeout(timeoutId)}clearPolling()}});if(timeout!==-1){timeoutId=setTimeout(function(){if(!awaken){awaken=true;wakeUp(0);clearPolling()}},timeout)}})})}__asyncjs__wasm_poll_socket.sig="iiii";function __asyncjs__js_fd_read(fd,iov,iovcnt,pnum){return Asyncify.handleAsync(async()=>{const returnCallback=resolver=>new Promise(resolver);if(Asyncify?.State?.Normal===undefined||Asyncify?.state===Asyncify?.State?.Normal){var returnCode;var stream;let num=0;try{stream=SYSCALLS.getStreamFromFD(fd);const num=doReadv(stream,iov,iovcnt);HEAPU32[pnum>>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError")){throw e}if(e.errno!==6||!(stream?.fd in PHPWASM.child_proc_by_fd)){HEAPU32[pnum>>2]=0;return returnCode}}}return returnCallback(wakeUp=>{var retries=0;var interval=50;var timeout=5e3;var maxRetries=timeout/interval;function poll(){var returnCode;var stream;let num;try{stream=SYSCALLS.getStreamFromFD(fd);num=doReadv(stream,iov,iovcnt);returnCode=0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError")){console.error(e);throw e}returnCode=e.errno}const success=returnCode===0;const failure=++retries>maxRetries||!(fd in PHPWASM.child_proc_by_fd)||PHPWASM.child_proc_by_fd[fd]?.exited||FS.isClosed(stream);if(success){HEAPU32[pnum>>2]=num;wakeUp(0)}else if(failure){HEAPU32[pnum>>2]=0;wakeUp(returnCode===6?0:returnCode)}else{setTimeout(poll,interval)}}poll()})})}__asyncjs__js_fd_read.sig="iiiii";function __asyncjs__js_module_onMessage(data,response_buffer){return Asyncify.handleAsync(async()=>{if(Module["onMessage"]){const dataStr=UTF8ToString(data);return Module["onMessage"](dataStr).then(response=>{const responseBytes=typeof response==="string"?(new TextEncoder).encode(response):response;const responseSize=responseBytes.byteLength;const responsePtr=_malloc(responseSize+1);HEAPU8.set(responseBytes,responsePtr);HEAPU8[responsePtr+responseSize]=0;HEAPU8[response_buffer]=responsePtr;HEAPU8[response_buffer+1]=responsePtr>>8;HEAPU8[response_buffer+2]=responsePtr>>16;HEAPU8[response_buffer+3]=responsePtr>>24;return responseSize}).catch(e=>{console.error(e);return-1})}})}__asyncjs__js_module_onMessage.sig="iii";function ExitStatus(status){this.name="ExitStatus";this.message=`Program terminated with exit(${status})`;this.status=status}var callRuntimeCallbacks=callbacks=>{while(callbacks.length>0){callbacks.shift()(Module)}};var noExitRuntime=Module["noExitRuntime"]||false;function _SharpYuvConvert(){abort("missing function: SharpYuvConvert")}_SharpYuvConvert.stub=true;function _SharpYuvGetConversionMatrix(){abort("missing function: SharpYuvGetConversionMatrix")}_SharpYuvGetConversionMatrix.stub=true;function _SharpYuvInit(){abort("missing function: SharpYuvInit")}_SharpYuvInit.stub=true;var UTF8Decoder=typeof TextDecoder!="undefined"?new TextDecoder("utf8"):undefined;var UTF8ArrayToString=(heapOrArray,idx,maxBytesToRead)=>{var endIdx=idx+maxBytesToRead;var endPtr=idx;while(heapOrArray[endPtr]&&!(endPtr>=endIdx))++endPtr;if(endPtr-idx>16&&heapOrArray.buffer&&UTF8Decoder){return UTF8Decoder.decode(heapOrArray.subarray(idx,endPtr))}var str="";while(idx>10,56320|ch&1023)}}return str};var UTF8ToString=(ptr,maxBytesToRead)=>ptr?UTF8ArrayToString(HEAPU8,ptr,maxBytesToRead):"";Module["UTF8ToString"]=UTF8ToString;var ___assert_fail=(condition,filename,line,func)=>{abort(`Assertion failed: ${UTF8ToString(condition)}, at: `+[filename?UTF8ToString(filename):"unknown filename",line,func?UTF8ToString(func):"unknown function"])};var wasmTableMirror=[];var wasmTable;var getWasmTableEntry=funcPtr=>{var func=wasmTableMirror[funcPtr];if(!func){if(funcPtr>=wasmTableMirror.length)wasmTableMirror.length=funcPtr+1;wasmTableMirror[funcPtr]=func=wasmTable.get(funcPtr);if(Asyncify.isAsyncExport(func)){wasmTableMirror[funcPtr]=func=Asyncify.makeAsyncFunction(func)}}return func};var ___call_sighandler=(fp,sig)=>getWasmTableEntry(fp)(sig);var initRandomFill=()=>{if(typeof crypto=="object"&&typeof crypto["getRandomValues"]=="function"){return view=>crypto.getRandomValues(view)}else abort("initRandomDevice")};var randomFill=view=>(randomFill=initRandomFill())(view);var PATH={isAbs:path=>path.charAt(0)==="/",splitPath:filename=>{var splitPathRe=/^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/;return splitPathRe.exec(filename).slice(1)},normalizeArray:(parts,allowAboveRoot)=>{var up=0;for(var i=parts.length-1;i>=0;i--){var last=parts[i];if(last==="."){parts.splice(i,1)}else if(last===".."){parts.splice(i,1);up++}else if(up){parts.splice(i,1);up--}}if(allowAboveRoot){for(;up;up--){parts.unshift("..")}}return parts},normalize:path=>{var isAbsolute=PATH.isAbs(path),trailingSlash=path.substr(-1)==="/";path=PATH.normalizeArray(path.split("/").filter(p=>!!p),!isAbsolute).join("/");if(!path&&!isAbsolute){path="."}if(path&&trailingSlash){path+="/"}return(isAbsolute?"/":"")+path},dirname:path=>{var result=PATH.splitPath(path),root=result[0],dir=result[1];if(!root&&!dir){return"."}if(dir){dir=dir.substr(0,dir.length-1)}return root+dir},basename:path=>{if(path==="/")return"/";path=PATH.normalize(path);path=path.replace(/\/$/,"");var lastSlash=path.lastIndexOf("/");if(lastSlash===-1)return path;return path.substr(lastSlash+1)},join:(...paths)=>PATH.normalize(paths.join("/")),join2:(l,r)=>PATH.normalize(l+"/"+r)};var PATH_FS={resolve:(...args)=>{var resolvedPath="",resolvedAbsolute=false;for(var i=args.length-1;i>=-1&&!resolvedAbsolute;i--){var path=i>=0?args[i]:FS.cwd();if(typeof path!="string"){throw new TypeError("Arguments to path.resolve must be strings")}else if(!path){return""}resolvedPath=path+"/"+resolvedPath;resolvedAbsolute=PATH.isAbs(path)}resolvedPath=PATH.normalizeArray(resolvedPath.split("/").filter(p=>!!p),!resolvedAbsolute).join("/");return(resolvedAbsolute?"/":"")+resolvedPath||"."},relative:(from,to)=>{from=PATH_FS.resolve(from).substr(1);to=PATH_FS.resolve(to).substr(1);function trim(arr){var start=0;for(;start=0;end--){if(arr[end]!=="")break}if(start>end)return[];return arr.slice(start,end-start+1)}var fromParts=trim(from.split("/"));var toParts=trim(to.split("/"));var length=Math.min(fromParts.length,toParts.length);var samePartsLength=length;for(var i=0;i{var len=0;for(var i=0;i=55296&&c<=57343){len+=4;++i}else{len+=3}}return len};Module["lengthBytesUTF8"]=lengthBytesUTF8;var stringToUTF8Array=(str,heap,outIdx,maxBytesToWrite)=>{if(!(maxBytesToWrite>0))return 0;var startIdx=outIdx;var endIdx=outIdx+maxBytesToWrite-1;for(var i=0;i=55296&&u<=57343){var u1=str.charCodeAt(++i);u=65536+((u&1023)<<10)|u1&1023}if(u<=127){if(outIdx>=endIdx)break;heap[outIdx++]=u}else if(u<=2047){if(outIdx+1>=endIdx)break;heap[outIdx++]=192|u>>6;heap[outIdx++]=128|u&63}else if(u<=65535){if(outIdx+2>=endIdx)break;heap[outIdx++]=224|u>>12;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}else{if(outIdx+3>=endIdx)break;heap[outIdx++]=240|u>>18;heap[outIdx++]=128|u>>12&63;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}}heap[outIdx]=0;return outIdx-startIdx};function intArrayFromString(stringy,dontAddNull,length){var len=length>0?length:lengthBytesUTF8(stringy)+1;var u8array=new Array(len);var numBytesWritten=stringToUTF8Array(stringy,u8array,0,u8array.length);if(dontAddNull)u8array.length=numBytesWritten;return u8array}var FS_stdin_getChar=()=>{if(!FS_stdin_getChar_buffer.length){var result=null;if(typeof window!="undefined"&&typeof window.prompt=="function"){result=window.prompt("Input: ");if(result!==null){result+="\n"}}else{}if(!result){return null}FS_stdin_getChar_buffer=intArrayFromString(result,true)}return FS_stdin_getChar_buffer.shift()};var TTY={ttys:[],init(){},shutdown(){},register(dev,ops){TTY.ttys[dev]={input:[],output:[],ops:ops};FS.registerDevice(dev,TTY.stream_ops)},stream_ops:{open(stream){var tty=TTY.ttys[stream.node.rdev];if(!tty){throw new FS.ErrnoError(43)}stream.tty=tty;stream.seekable=false},close(stream){stream.tty.ops.fsync(stream.tty)},fsync(stream){stream.tty.ops.fsync(stream.tty)},read(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.get_char){throw new FS.ErrnoError(60)}var bytesRead=0;for(var i=0;i0){out(UTF8ArrayToString(tty.output,0));tty.output=[]}},ioctl_tcgets(tty){return{c_iflag:25856,c_oflag:5,c_cflag:191,c_lflag:35387,c_cc:[3,28,127,21,4,0,1,0,17,19,26,0,18,15,23,22,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]}},ioctl_tcsets(tty,optional_actions,data){return 0},ioctl_tiocgwinsz(tty){return[24,80]}},default_tty1_ops:{put_char(tty,val){if(val===null||val===10){err(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}},fsync(tty){if(tty.output&&tty.output.length>0){err(UTF8ArrayToString(tty.output,0));tty.output=[]}}}};var zeroMemory=(address,size)=>{HEAPU8.fill(0,address,address+size);return address};var alignMemory=(size,alignment)=>Math.ceil(size/alignment)*alignment;var mmapAlloc=size=>{size=alignMemory(size,65536);var ptr=_emscripten_builtin_memalign(65536,size);if(!ptr)return 0;return zeroMemory(ptr,size)};var MEMFS={ops_table:null,mount(mount){return MEMFS.createNode(null,"/",16384|511,0)},createNode(parent,name,mode,dev){if(FS.isBlkdev(mode)||FS.isFIFO(mode)){throw new FS.ErrnoError(63)}MEMFS.ops_table||={dir:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,lookup:MEMFS.node_ops.lookup,mknod:MEMFS.node_ops.mknod,rename:MEMFS.node_ops.rename,unlink:MEMFS.node_ops.unlink,rmdir:MEMFS.node_ops.rmdir,readdir:MEMFS.node_ops.readdir,symlink:MEMFS.node_ops.symlink},stream:{llseek:MEMFS.stream_ops.llseek}},file:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:{llseek:MEMFS.stream_ops.llseek,read:MEMFS.stream_ops.read,write:MEMFS.stream_ops.write,allocate:MEMFS.stream_ops.allocate,mmap:MEMFS.stream_ops.mmap,msync:MEMFS.stream_ops.msync}},link:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,readlink:MEMFS.node_ops.readlink},stream:{}},chrdev:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:FS.chrdev_stream_ops}};var node=FS.createNode(parent,name,mode,dev);if(FS.isDir(node.mode)){node.node_ops=MEMFS.ops_table.dir.node;node.stream_ops=MEMFS.ops_table.dir.stream;node.contents={}}else if(FS.isFile(node.mode)){node.node_ops=MEMFS.ops_table.file.node;node.stream_ops=MEMFS.ops_table.file.stream;node.usedBytes=0;node.contents=null}else if(FS.isLink(node.mode)){node.node_ops=MEMFS.ops_table.link.node;node.stream_ops=MEMFS.ops_table.link.stream}else if(FS.isChrdev(node.mode)){node.node_ops=MEMFS.ops_table.chrdev.node;node.stream_ops=MEMFS.ops_table.chrdev.stream}node.timestamp=Date.now();if(parent){parent.contents[name]=node;parent.timestamp=node.timestamp}return node},getFileDataAsTypedArray(node){if(!node.contents)return new Uint8Array(0);if(node.contents.subarray)return node.contents.subarray(0,node.usedBytes);return new Uint8Array(node.contents)},expandFileStorage(node,newCapacity){var prevCapacity=node.contents?node.contents.length:0;if(prevCapacity>=newCapacity)return;var CAPACITY_DOUBLING_MAX=1024*1024;newCapacity=Math.max(newCapacity,prevCapacity*(prevCapacity>>0);if(prevCapacity!=0)newCapacity=Math.max(newCapacity,256);var oldContents=node.contents;node.contents=new Uint8Array(newCapacity);if(node.usedBytes>0)node.contents.set(oldContents.subarray(0,node.usedBytes),0)},resizeFileStorage(node,newSize){if(node.usedBytes==newSize)return;if(newSize==0){node.contents=null;node.usedBytes=0}else{var oldContents=node.contents;node.contents=new Uint8Array(newSize);if(oldContents){node.contents.set(oldContents.subarray(0,Math.min(newSize,node.usedBytes)))}node.usedBytes=newSize}},node_ops:{getattr(node){var attr={};attr.dev=FS.isChrdev(node.mode)?node.id:1;attr.ino=node.id;attr.mode=node.mode;attr.nlink=1;attr.uid=0;attr.gid=0;attr.rdev=node.rdev;if(FS.isDir(node.mode)){attr.size=4096}else if(FS.isFile(node.mode)){attr.size=node.usedBytes}else if(FS.isLink(node.mode)){attr.size=node.link.length}else{attr.size=0}attr.atime=new Date(node.timestamp);attr.mtime=new Date(node.timestamp);attr.ctime=new Date(node.timestamp);attr.blksize=4096;attr.blocks=Math.ceil(attr.size/attr.blksize);return attr},setattr(node,attr){if(attr.mode!==undefined){node.mode=attr.mode}if(attr.timestamp!==undefined){node.timestamp=attr.timestamp}if(attr.size!==undefined){MEMFS.resizeFileStorage(node,attr.size)}},lookup(parent,name){throw FS.genericErrors[44]},mknod(parent,name,mode,dev){return MEMFS.createNode(parent,name,mode,dev)},rename(old_node,new_dir,new_name){if(FS.isDir(old_node.mode)){var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(new_node){for(var i in new_node.contents){throw new FS.ErrnoError(55)}}}delete old_node.parent.contents[old_node.name];old_node.parent.timestamp=Date.now();old_node.name=new_name;new_dir.contents[new_name]=old_node;new_dir.timestamp=old_node.parent.timestamp},unlink(parent,name){delete parent.contents[name];parent.timestamp=Date.now()},rmdir(parent,name){var node=FS.lookupNode(parent,name);for(var i in node.contents){throw new FS.ErrnoError(55)}delete parent.contents[name];parent.timestamp=Date.now()},readdir(node){var entries=[".",".."];for(var key of Object.keys(node.contents)){entries.push(key)}return entries},symlink(parent,newname,oldpath){var node=MEMFS.createNode(parent,newname,511|40960,0);node.link=oldpath;return node},readlink(node){if(!FS.isLink(node.mode)){throw new FS.ErrnoError(28)}return node.link}},stream_ops:{read(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=stream.node.usedBytes)return 0;var size=Math.min(stream.node.usedBytes-position,length);if(size>8&&contents.subarray){buffer.set(contents.subarray(position,position+size),offset)}else{for(var i=0;i0||position+length{var dep=!noRunDep?getUniqueRunDependency(`al ${url}`):"";readAsync(url,arrayBuffer=>{onload(new Uint8Array(arrayBuffer));if(dep)removeRunDependency(dep)},event=>{if(onerror){onerror()}else{throw`Loading data file "${url}" failed.`}});if(dep)addRunDependency(dep)};var FS_createDataFile=(parent,name,fileData,canRead,canWrite,canOwn)=>{FS.createDataFile(parent,name,fileData,canRead,canWrite,canOwn)};var preloadPlugins=Module["preloadPlugins"]||[];var FS_handledByPreloadPlugin=(byteArray,fullname,finish,onerror)=>{if(typeof Browser!="undefined")Browser.init();var handled=false;preloadPlugins.forEach(plugin=>{if(handled)return;if(plugin["canHandle"](fullname)){plugin["handle"](byteArray,fullname,finish,onerror);handled=true}});return handled};var FS_createPreloadedFile=(parent,name,url,canRead,canWrite,onload,onerror,dontCreateFile,canOwn,preFinish)=>{var fullname=name?PATH_FS.resolve(PATH.join2(parent,name)):parent;var dep=getUniqueRunDependency(`cp ${fullname}`);function processData(byteArray){function finish(byteArray){preFinish?.();if(!dontCreateFile){FS_createDataFile(parent,name,byteArray,canRead,canWrite,canOwn)}onload?.();removeRunDependency(dep)}if(FS_handledByPreloadPlugin(byteArray,fullname,finish,()=>{onerror?.();removeRunDependency(dep)})){return}finish(byteArray)}addRunDependency(dep);if(typeof url=="string"){asyncLoad(url,processData,onerror)}else{processData(url)}};var FS_modeStringToFlags=str=>{var flagModes={r:0,"r+":2,w:512|64|1,"w+":512|64|2,a:1024|64|1,"a+":1024|64|2};var flags=flagModes[str];if(typeof flags=="undefined"){throw new Error(`Unknown file open mode: ${str}`)}return flags};var FS_getMode=(canRead,canWrite)=>{var mode=0;if(canRead)mode|=292|73;if(canWrite)mode|=146;return mode};var ERRNO_CODES={EPERM:63,ENOENT:44,ESRCH:71,EINTR:27,EIO:29,ENXIO:60,E2BIG:1,ENOEXEC:45,EBADF:8,ECHILD:12,EAGAIN:6,EWOULDBLOCK:6,ENOMEM:48,EACCES:2,EFAULT:21,ENOTBLK:105,EBUSY:10,EEXIST:20,EXDEV:75,ENODEV:43,ENOTDIR:54,EISDIR:31,EINVAL:28,ENFILE:41,EMFILE:33,ENOTTY:59,ETXTBSY:74,EFBIG:22,ENOSPC:51,ESPIPE:70,EROFS:69,EMLINK:34,EPIPE:64,EDOM:18,ERANGE:68,ENOMSG:49,EIDRM:24,ECHRNG:106,EL2NSYNC:156,EL3HLT:107,EL3RST:108,ELNRNG:109,EUNATCH:110,ENOCSI:111,EL2HLT:112,EDEADLK:16,ENOLCK:46,EBADE:113,EBADR:114,EXFULL:115,ENOANO:104,EBADRQC:103,EBADSLT:102,EDEADLOCK:16,EBFONT:101,ENOSTR:100,ENODATA:116,ETIME:117,ENOSR:118,ENONET:119,ENOPKG:120,EREMOTE:121,ENOLINK:47,EADV:122,ESRMNT:123,ECOMM:124,EPROTO:65,EMULTIHOP:36,EDOTDOT:125,EBADMSG:9,ENOTUNIQ:126,EBADFD:127,EREMCHG:128,ELIBACC:129,ELIBBAD:130,ELIBSCN:131,ELIBMAX:132,ELIBEXEC:133,ENOSYS:52,ENOTEMPTY:55,ENAMETOOLONG:37,ELOOP:32,EOPNOTSUPP:138,EPFNOSUPPORT:139,ECONNRESET:15,ENOBUFS:42,EAFNOSUPPORT:5,EPROTOTYPE:67,ENOTSOCK:57,ENOPROTOOPT:50,ESHUTDOWN:140,ECONNREFUSED:14,EADDRINUSE:3,ECONNABORTED:13,ENETUNREACH:40,ENETDOWN:38,ETIMEDOUT:73,EHOSTDOWN:142,EHOSTUNREACH:23,EINPROGRESS:26,EALREADY:7,EDESTADDRREQ:17,EMSGSIZE:35,EPROTONOSUPPORT:66,ESOCKTNOSUPPORT:137,EADDRNOTAVAIL:4,ENETRESET:39,EISCONN:30,ENOTCONN:53,ETOOMANYREFS:141,EUSERS:136,EDQUOT:19,ESTALE:72,ENOTSUP:138,ENOMEDIUM:148,EILSEQ:25,EOVERFLOW:61,ECANCELED:11,ENOTRECOVERABLE:56,EOWNERDEAD:62,ESTRPIPE:135};var PROXYFS={mount(mount){return PROXYFS.createNode(null,"/",mount.opts.fs.lstat(mount.opts.root).mode,0)},createNode(parent,name,mode,dev){if(!FS.isDir(mode)&&!FS.isFile(mode)&&!FS.isLink(mode)){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}var node=FS.createNode(parent,name,mode);node.node_ops=PROXYFS.node_ops;node.stream_ops=PROXYFS.stream_ops;return node},realPath(node){var parts=[];while(node.parent!==node){parts.push(node.name);node=node.parent}parts.push(node.mount.opts.root);parts.reverse();return PATH.join(...parts)},node_ops:{getattr(node){var path=PROXYFS.realPath(node);var stat;try{stat=node.mount.opts.fs.lstat(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return{dev:stat.dev,ino:stat.ino,mode:stat.mode,nlink:stat.nlink,uid:stat.uid,gid:stat.gid,rdev:stat.rdev,size:stat.size,atime:stat.atime,mtime:stat.mtime,ctime:stat.ctime,blksize:stat.blksize,blocks:stat.blocks}},setattr(node,attr){var path=PROXYFS.realPath(node);try{if(attr.mode!==undefined){node.mount.opts.fs.chmod(path,attr.mode);node.mode=attr.mode}if(attr.timestamp!==undefined){var date=new Date(attr.timestamp);node.mount.opts.fs.utime(path,date,date)}if(attr.size!==undefined){node.mount.opts.fs.truncate(path,attr.size)}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},lookup(parent,name){try{var path=PATH.join2(PROXYFS.realPath(parent),name);var mode=parent.mount.opts.fs.lstat(path).mode;var node=PROXYFS.createNode(parent,name,mode);return node}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},mknod(parent,name,mode,dev){var node=PROXYFS.createNode(parent,name,mode,dev);var path=PROXYFS.realPath(node);try{if(FS.isDir(node.mode)){node.mount.opts.fs.mkdir(path,node.mode)}else{node.mount.opts.fs.writeFile(path,"",{mode:node.mode})}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return node},rename(oldNode,newDir,newName){var oldPath=PROXYFS.realPath(oldNode);var newPath=PATH.join2(PROXYFS.realPath(newDir),newName);try{oldNode.mount.opts.fs.rename(oldPath,newPath);oldNode.name=newName}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},unlink(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.unlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},rmdir(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.rmdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readdir(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},symlink(parent,newName,oldPath){var newPath=PATH.join2(PROXYFS.realPath(parent),newName);try{parent.mount.opts.fs.symlink(oldPath,newPath)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readlink(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}}},stream_ops:{open(stream){var path=PROXYFS.realPath(stream.node);try{stream.nfd=stream.node.mount.opts.fs.open(path,stream.flags)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},close(stream){try{stream.node.mount.opts.fs.close(stream.nfd)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},read(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.read(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},write(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.write(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},llseek(stream,offset,whence){var position=offset;if(whence===1){position+=stream.position}else if(whence===2){if(FS.isFile(stream.node.mode)){try{var stat=stream.node.node_ops.getattr(stream.node);position+=stat.size}catch(e){throw new FS.ErrnoError(ERRNO_CODES[e.code])}}}if(position<0){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}return position}}};var FS={root:null,mounts:[],devices:{},streams:[],nextInode:1,nameTable:null,currentPath:"/",initialized:false,ignorePermissions:true,ErrnoError:class{constructor(errno){this.name="ErrnoError";this.errno=errno}},genericErrors:{},filesystems:null,syncFSRequests:0,FSStream:class{constructor(){this.shared={}}get object(){return this.node}set object(val){this.node=val}get isRead(){return(this.flags&2097155)!==1}get isWrite(){return(this.flags&2097155)!==0}get isAppend(){return this.flags&1024}get flags(){return this.shared.flags}set flags(val){this.shared.flags=val}get position(){return this.shared.position}set position(val){this.shared.position=val}},FSNode:class{constructor(parent,name,mode,rdev){if(!parent){parent=this}this.parent=parent;this.mount=parent.mount;this.mounted=null;this.id=FS.nextInode++;this.name=name;this.mode=mode;this.node_ops={};this.stream_ops={};this.rdev=rdev;this.readMode=292|73;this.writeMode=146}get read(){return(this.mode&this.readMode)===this.readMode}set read(val){val?this.mode|=this.readMode:this.mode&=~this.readMode}get write(){return(this.mode&this.writeMode)===this.writeMode}set write(val){val?this.mode|=this.writeMode:this.mode&=~this.writeMode}get isFolder(){return FS.isDir(this.mode)}get isDevice(){return FS.isChrdev(this.mode)}},lookupPath(path,opts={}){path=PATH_FS.resolve(path);if(!path)return{path:"",node:null};var defaults={follow_mount:true,recurse_count:0};opts=Object.assign(defaults,opts);if(opts.recurse_count>8){throw new FS.ErrnoError(32)}var parts=path.split("/").filter(p=>!!p);var current=FS.root;var current_path="/";for(var i=0;i40){throw new FS.ErrnoError(32)}}}}return{path:current_path,node:current}},getPath(node){var path;while(true){if(FS.isRoot(node)){var mount=node.mount.mountpoint;if(!path)return mount;return mount[mount.length-1]!=="/"?`${mount}/${path}`:mount+path}path=path?`${node.name}/${path}`:node.name;node=node.parent}},hashName(parentid,name){var hash=0;for(var i=0;i>>0)%FS.nameTable.length},hashAddNode(node){var hash=FS.hashName(node.parent.id,node.name);node.name_next=FS.nameTable[hash];FS.nameTable[hash]=node},hashRemoveNode(node){var hash=FS.hashName(node.parent.id,node.name);if(FS.nameTable[hash]===node){FS.nameTable[hash]=node.name_next}else{var current=FS.nameTable[hash];while(current){if(current.name_next===node){current.name_next=node.name_next;break}current=current.name_next}}},lookupNode(parent,name){var errCode=FS.mayLookup(parent);if(errCode){throw new FS.ErrnoError(errCode)}var hash=FS.hashName(parent.id,name);for(var node=FS.nameTable[hash];node;node=node.name_next){var nodeName=node.name;if(node.parent.id===parent.id&&nodeName===name){return node}}return FS.lookup(parent,name)},createNode(parent,name,mode,rdev){var node=new FS.FSNode(parent,name,mode,rdev);FS.hashAddNode(node);return node},destroyNode(node){FS.hashRemoveNode(node)},isRoot(node){return node===node.parent},isMountpoint(node){return!!node.mounted},isFile(mode){return(mode&61440)===32768},isDir(mode){return(mode&61440)===16384},isLink(mode){return(mode&61440)===40960},isChrdev(mode){return(mode&61440)===8192},isBlkdev(mode){return(mode&61440)===24576},isFIFO(mode){return(mode&61440)===4096},isSocket(mode){return(mode&49152)===49152},flagsToPermissionString(flag){var perms=["r","w","rw"][flag&3];if(flag&512){perms+="w"}return perms},nodePermissions(node,perms){if(FS.ignorePermissions){return 0}if(perms.includes("r")&&!(node.mode&292)){return 2}else if(perms.includes("w")&&!(node.mode&146)){return 2}else if(perms.includes("x")&&!(node.mode&73)){return 2}return 0},mayLookup(dir){if(!FS.isDir(dir.mode))return 54;var errCode=FS.nodePermissions(dir,"x");if(errCode)return errCode;if(!dir.node_ops.lookup)return 2;return 0},mayCreate(dir,name){try{var node=FS.lookupNode(dir,name);return 20}catch(e){}return FS.nodePermissions(dir,"wx")},mayDelete(dir,name,isdir){var node;try{node=FS.lookupNode(dir,name)}catch(e){return e.errno}var errCode=FS.nodePermissions(dir,"wx");if(errCode){return errCode}if(isdir){if(!FS.isDir(node.mode)){return 54}if(FS.isRoot(node)||FS.getPath(node)===FS.cwd()){return 10}}else{if(FS.isDir(node.mode)){return 31}}return 0},mayOpen(node,flags){if(!node){return 44}if(FS.isLink(node.mode)){return 32}else if(FS.isDir(node.mode)){if(FS.flagsToPermissionString(flags)!=="r"||flags&512){return 31}}return FS.nodePermissions(node,FS.flagsToPermissionString(flags))},MAX_OPEN_FDS:4096,nextfd(){for(var fd=0;fd<=FS.MAX_OPEN_FDS;fd++){if(!FS.streams[fd]){return fd}}throw new FS.ErrnoError(33)},getStreamChecked(fd){var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}return stream},getStream:fd=>FS.streams[fd],createStream(stream,fd=-1){stream=Object.assign(new FS.FSStream,stream);if(fd==-1){fd=FS.nextfd()}stream.fd=fd;FS.streams[fd]=stream;return stream},closeStream(fd){FS.streams[fd]=null},dupStream(origStream,fd=-1){var stream=FS.createStream(origStream,fd);stream.stream_ops?.dup?.(stream);return stream},chrdev_stream_ops:{open(stream){var device=FS.getDevice(stream.node.rdev);stream.stream_ops=device.stream_ops;stream.stream_ops.open?.(stream)},llseek(){throw new FS.ErrnoError(70)}},major:dev=>dev>>8,minor:dev=>dev&255,makedev:(ma,mi)=>ma<<8|mi,registerDevice(dev,ops){FS.devices[dev]={stream_ops:ops}},getDevice:dev=>FS.devices[dev],getMounts(mount){var mounts=[];var check=[mount];while(check.length){var m=check.pop();mounts.push(m);check.push(...m.mounts)}return mounts},syncfs(populate,callback){if(typeof populate=="function"){callback=populate;populate=false}FS.syncFSRequests++;if(FS.syncFSRequests>1){err(`warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work`)}var mounts=FS.getMounts(FS.root.mount);var completed=0;function doCallback(errCode){FS.syncFSRequests--;return callback(errCode)}function done(errCode){if(errCode){if(!done.errored){done.errored=true;return doCallback(errCode)}return}if(++completed>=mounts.length){doCallback(null)}}mounts.forEach(mount=>{if(!mount.type.syncfs){return done(null)}mount.type.syncfs(mount,populate,done)})},mount(type,opts,mountpoint){var root=mountpoint==="/";var pseudo=!mountpoint;var node;if(root&&FS.root){throw new FS.ErrnoError(10)}else if(!root&&!pseudo){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});mountpoint=lookup.path;node=lookup.node;if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}if(!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}}var mount={type:type,opts:opts,mountpoint:mountpoint,mounts:[]};var mountRoot=type.mount(mount);mountRoot.mount=mount;mount.root=mountRoot;if(root){FS.root=mountRoot}else if(node){node.mounted=mount;if(node.mount){node.mount.mounts.push(mount)}}return mountRoot},unmount(mountpoint){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});if(!FS.isMountpoint(lookup.node)){throw new FS.ErrnoError(28)}var node=lookup.node;var mount=node.mounted;var mounts=FS.getMounts(mount);Object.keys(FS.nameTable).forEach(hash=>{var current=FS.nameTable[hash];while(current){var next=current.name_next;if(mounts.includes(current.mount)){FS.destroyNode(current)}current=next}});node.mounted=null;var idx=node.mount.mounts.indexOf(mount);node.mount.mounts.splice(idx,1)},lookup(parent,name){return parent.node_ops.lookup(parent,name)},mknod(path,mode,dev){var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);if(!name||name==="."||name===".."){throw new FS.ErrnoError(28)}var errCode=FS.mayCreate(parent,name);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.mknod){throw new FS.ErrnoError(63)}return parent.node_ops.mknod(parent,name,mode,dev)},create(path,mode){mode=mode!==undefined?mode:438;mode&=4095;mode|=32768;return FS.mknod(path,mode,0)},mkdir(path,mode){mode=mode!==undefined?mode:511;mode&=511|512;mode|=16384;return FS.mknod(path,mode,0)},mkdirTree(path,mode){var dirs=path.split("/");var d="";for(var i=0;iFS.currentPath,chdir(path){var lookup=FS.lookupPath(path,{follow:true});if(lookup.node===null){throw new FS.ErrnoError(44)}if(!FS.isDir(lookup.node.mode)){throw new FS.ErrnoError(54)}var errCode=FS.nodePermissions(lookup.node,"x");if(errCode){throw new FS.ErrnoError(errCode)}FS.currentPath=lookup.path},createDefaultDirectories(){FS.mkdir("/tmp");FS.mkdir("/home");FS.mkdir("/home/web_user")},createDefaultDevices(){FS.mkdir("/dev");FS.registerDevice(FS.makedev(1,3),{read:()=>0,write:(stream,buffer,offset,length,pos)=>length});FS.mkdev("/dev/null",FS.makedev(1,3));TTY.register(FS.makedev(5,0),TTY.default_tty_ops);TTY.register(FS.makedev(6,0),TTY.default_tty1_ops);FS.mkdev("/dev/tty",FS.makedev(5,0));FS.mkdev("/dev/tty1",FS.makedev(6,0));var randomBuffer=new Uint8Array(1024),randomLeft=0;var randomByte=()=>{if(randomLeft===0){randomLeft=randomFill(randomBuffer).byteLength}return randomBuffer[--randomLeft]};FS.createDevice("/dev","random",randomByte);FS.createDevice("/dev","urandom",randomByte);FS.mkdir("/dev/shm");FS.mkdir("/dev/shm/tmp")},createSpecialDirectories(){FS.mkdir("/proc");var proc_self=FS.mkdir("/proc/self");FS.mkdir("/proc/self/fd");FS.mount({mount(){var node=FS.createNode(proc_self,"fd",16384|511,73);node.node_ops={lookup(parent,name){var fd=+name;var stream=FS.getStreamChecked(fd);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}};return node}},{},"/proc/self/fd")},createStandardStreams(){if(Module["stdin"]){FS.createDevice("/dev","stdin",Module["stdin"])}else{FS.symlink("/dev/tty","/dev/stdin")}if(Module["stdout"]){FS.createDevice("/dev","stdout",null,Module["stdout"])}else{FS.symlink("/dev/tty","/dev/stdout")}if(Module["stderr"]){FS.createDevice("/dev","stderr",null,Module["stderr"])}else{FS.symlink("/dev/tty1","/dev/stderr")}var stdin=FS.open("/dev/stdin",0);var stdout=FS.open("/dev/stdout",1);var stderr=FS.open("/dev/stderr",1)},staticInit(){[44].forEach(code=>{FS.genericErrors[code]=new FS.ErrnoError(code);FS.genericErrors[code].stack=""});FS.nameTable=new Array(4096);FS.mount(MEMFS,{},"/");FS.createDefaultDirectories();FS.createDefaultDevices();FS.createSpecialDirectories();FS.filesystems={MEMFS:MEMFS,PROXYFS:PROXYFS}},init(input,output,error){FS.init.initialized=true;Module["stdin"]=input||Module["stdin"];Module["stdout"]=output||Module["stdout"];Module["stderr"]=error||Module["stderr"];FS.createStandardStreams()},quit(){FS.init.initialized=false;_fflush(0);for(var i=0;ithis.length-1||idx<0){return undefined}var chunkOffset=idx%this.chunkSize;var chunkNum=idx/this.chunkSize|0;return this.getter(chunkNum)[chunkOffset]}setDataGetter(getter){this.getter=getter}cacheLength(){var xhr=new XMLHttpRequest;xhr.open("HEAD",url,false);xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);var datalength=Number(xhr.getResponseHeader("Content-length"));var header;var hasByteServing=(header=xhr.getResponseHeader("Accept-Ranges"))&&header==="bytes";var usesGzip=(header=xhr.getResponseHeader("Content-Encoding"))&&header==="gzip";var chunkSize=1024*1024;if(!hasByteServing)chunkSize=datalength;var doXHR=(from,to)=>{if(from>to)throw new Error("invalid range ("+from+", "+to+") or no bytes requested!");if(to>datalength-1)throw new Error("only "+datalength+" bytes available! programmer error!");var xhr=new XMLHttpRequest;xhr.open("GET",url,false);if(datalength!==chunkSize)xhr.setRequestHeader("Range","bytes="+from+"-"+to);xhr.responseType="arraybuffer";if(xhr.overrideMimeType){xhr.overrideMimeType("text/plain; charset=x-user-defined")}xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);if(xhr.response!==undefined){return new Uint8Array(xhr.response||[])}return intArrayFromString(xhr.responseText||"",true)};var lazyArray=this;lazyArray.setDataGetter(chunkNum=>{var start=chunkNum*chunkSize;var end=(chunkNum+1)*chunkSize-1;end=Math.min(end,datalength-1);if(typeof lazyArray.chunks[chunkNum]=="undefined"){lazyArray.chunks[chunkNum]=doXHR(start,end)}if(typeof lazyArray.chunks[chunkNum]=="undefined")throw new Error("doXHR failed!");return lazyArray.chunks[chunkNum]});if(usesGzip||!datalength){chunkSize=datalength=1;datalength=this.getter(0).length;chunkSize=datalength;out("LazyFiles on gzip forces download of the whole file when length is accessed")}this._length=datalength;this._chunkSize=chunkSize;this.lengthKnown=true}get length(){if(!this.lengthKnown){this.cacheLength()}return this._length}get chunkSize(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}}if(typeof XMLHttpRequest!="undefined"){if(!ENVIRONMENT_IS_WORKER)throw"Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc";var lazyArray=new LazyUint8Array;var properties={isDevice:false,contents:lazyArray}}else{var properties={isDevice:false,url:url}}var node=FS.createFile(parent,name,properties,canRead,canWrite);if(properties.contents){node.contents=properties.contents}else if(properties.url){node.contents=null;node.url=properties.url}Object.defineProperties(node,{usedBytes:{get:function(){return this.contents.length}}});var stream_ops={};var keys=Object.keys(node.stream_ops);keys.forEach(key=>{var fn=node.stream_ops[key];stream_ops[key]=(...args)=>{FS.forceLoadFile(node);return fn(...args)}});function writeChunks(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=contents.length)return 0;var size=Math.min(contents.length-position,length);if(contents.slice){for(var i=0;i{FS.forceLoadFile(node);return writeChunks(stream,buffer,offset,length,position)};stream_ops.mmap=(stream,length,position,prot,flags)=>{FS.forceLoadFile(node);var ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}writeChunks(stream,HEAP8,ptr,length,position);return{ptr:ptr,allocated:true}};node.stream_ops=stream_ops;return node}};Module["FS"]=FS;var SOCKFS={mount(mount){Module["websocket"]=Module["websocket"]&&"object"===typeof Module["websocket"]?Module["websocket"]:{};Module["websocket"]._callbacks={};Module["websocket"]["on"]=function(event,callback){if("function"===typeof callback){this._callbacks[event]=callback}return this};Module["websocket"].emit=function(event,param){if("function"===typeof this._callbacks[event]){this._callbacks[event].call(this,param)}};return FS.createNode(null,"/",16384|511,0)},createSocket(family,type,protocol){type&=~526336;var streaming=type==1;if(streaming&&protocol&&protocol!=6){throw new FS.ErrnoError(66)}var sock={family:family,type:type,protocol:protocol,server:null,error:null,peers:{},pending:[],recv_queue:[],sock_ops:SOCKFS.websocket_sock_ops};var name=SOCKFS.nextname();var node=FS.createNode(SOCKFS.root,name,49152,0);node.sock=sock;var stream=FS.createStream({path:name,node:node,flags:2,seekable:false,stream_ops:SOCKFS.stream_ops});sock.stream=stream;return sock},getSocket(fd){var stream=FS.getStream(fd);if(!stream||!FS.isSocket(stream.node.mode)){return null}return stream.node.sock},stream_ops:{poll(stream){var sock=stream.node.sock;return sock.sock_ops.poll(sock)},ioctl(stream,request,varargs){var sock=stream.node.sock;return sock.sock_ops.ioctl(sock,request,varargs)},read(stream,buffer,offset,length,position){var sock=stream.node.sock;var msg=sock.sock_ops.recvmsg(sock,length);if(!msg){return 0}buffer.set(msg.buffer,offset);return msg.buffer.length},write(stream,buffer,offset,length,position){var sock=stream.node.sock;return sock.sock_ops.sendmsg(sock,buffer,offset,length)},close(stream){var sock=stream.node.sock;sock.sock_ops.close(sock)}},nextname(){if(!SOCKFS.nextname.current){SOCKFS.nextname.current=0}return"socket["+SOCKFS.nextname.current+++"]"},websocket_sock_ops:{createPeer(sock,addr,port){var ws;if(typeof addr=="object"){ws=addr;addr=null;port=null}if(ws){if(ws._socket){addr=ws._socket.remoteAddress;port=ws._socket.remotePort}else{var result=/ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url);if(!result){throw new Error("WebSocket URL must be in the format ws(s)://address:port")}addr=result[1];port=parseInt(result[2],10)}}else{try{var runtimeConfig=Module["websocket"]&&"object"===typeof Module["websocket"];var url="ws:#".replace("#","//");if(runtimeConfig){if("function"===typeof Module["websocket"]["url"]) { -url = Module["websocket"]["url"](...arguments); -}else if ("string" === typeof Module["websocket"]["url"]){url=Module["websocket"]["url"]}}if(url==="ws://"||url==="wss://"){var parts=addr.split("/");url=url+parts[0]+":"+port+"/"+parts.slice(1).join("/")}var subProtocols="binary";if(runtimeConfig){if("string"===typeof Module["websocket"]["subprotocol"]){subProtocols=Module["websocket"]["subprotocol"]}}var opts=undefined;if(subProtocols!=="null"){subProtocols=subProtocols.replace(/^ +| +$/g,"").split(/ *, */);opts=subProtocols}if(runtimeConfig&&null===Module["websocket"]["subprotocol"]){subProtocols="null";opts=undefined}var WebSocketConstructor;{WebSocketConstructor=WebSocket}if (Module['websocket']['decorator']) {WebSocketConstructor = Module['websocket']['decorator'](WebSocketConstructor);}ws = new WebSocketConstructor(url,opts);ws.binaryType="arraybuffer"}catch(e){throw new FS.ErrnoError(23)}}var peer={addr:addr,port:port,socket:ws,dgram_send_queue:[]};SOCKFS.websocket_sock_ops.addPeer(sock,peer);SOCKFS.websocket_sock_ops.handlePeerEvents(sock,peer);if(sock.type===2&&typeof sock.sport!="undefined"){peer.dgram_send_queue.push(new Uint8Array([255,255,255,255,"p".charCodeAt(0),"o".charCodeAt(0),"r".charCodeAt(0),"t".charCodeAt(0),(sock.sport&65280)>>8,sock.sport&255]))}return peer},getPeer(sock,addr,port){return sock.peers[addr+":"+port]},addPeer(sock,peer){sock.peers[peer.addr+":"+peer.port]=peer},removePeer(sock,peer){delete sock.peers[peer.addr+":"+peer.port]},handlePeerEvents(sock,peer){var first=true;var handleOpen=function(){Module["websocket"].emit("open",sock.stream.fd);try{var queued=peer.dgram_send_queue.shift();while(queued){peer.socket.send(queued);queued=peer.dgram_send_queue.shift()}}catch(e){peer.socket.close()}};function handleMessage(data){if(typeof data=="string"){var encoder=new TextEncoder;data=encoder.encode(data)}else{assert(data.byteLength!==undefined);if(data.byteLength==0){return}data=new Uint8Array(data)}var wasfirst=first;first=false;if(wasfirst&&data.length===10&&data[0]===255&&data[1]===255&&data[2]===255&&data[3]===255&&data[4]==="p".charCodeAt(0)&&data[5]==="o".charCodeAt(0)&&data[6]==="r".charCodeAt(0)&&data[7]==="t".charCodeAt(0)){var newport=data[8]<<8|data[9];SOCKFS.websocket_sock_ops.removePeer(sock,peer);peer.port=newport;SOCKFS.websocket_sock_ops.addPeer(sock,peer);return}sock.recv_queue.push({addr:peer.addr,port:peer.port,data:data});Module["websocket"].emit("message",sock.stream.fd)}if(ENVIRONMENT_IS_NODE){peer.socket.on("open",handleOpen);peer.socket.on("message",function(data,isBinary){if(!isBinary){return}handleMessage(new Uint8Array(data).buffer)});peer.socket.on("close",function(){Module["websocket"].emit("close",sock.stream.fd)});peer.socket.on("error",function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])})}else{peer.socket.onopen=handleOpen;peer.socket.onclose=function(){Module["websocket"].emit("close",sock.stream.fd)};peer.socket.onmessage=function peer_socket_onmessage(event){handleMessage(event.data)};peer.socket.onerror=function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])}}},poll(sock){if(sock.type===1&&sock.server){return sock.pending.length?64|1:0}var mask=0;var dest=sock.type===1?SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport):null;if(sock.recv_queue.length||!dest||dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=64|1}if(!dest||dest&&dest.socket.readyState===dest.socket.OPEN){mask|=4}if(dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=16}return mask},ioctl(sock,request,arg){switch(request){case 21531:var bytes=0;if(sock.recv_queue.length){bytes=sock.recv_queue[0].data.length}HEAP32[arg>>2]=bytes;return 0;default:return 28}},close(sock){if(sock.server){try{sock.server.close()}catch(e){}sock.server=null}var peers=Object.keys(sock.peers);for(var i=0;i{var socket=SOCKFS.getSocket(fd);if(!socket)throw new FS.ErrnoError(8);return socket};var inetPton4=str=>{var b=str.split(".");for(var i=0;i<4;i++){var tmp=Number(b[i]);if(isNaN(tmp))return null;b[i]=tmp}return(b[0]|b[1]<<8|b[2]<<16|b[3]<<24)>>>0};var jstoi_q=str=>parseInt(str);var inetPton6=str=>{var words;var w,offset,z;var valid6regx=/^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i;var parts=[];if(!valid6regx.test(str)){return null}if(str==="::"){return[0,0,0,0,0,0,0,0]}if(str.startsWith("::")){str=str.replace("::","Z:")}else{str=str.replace("::",":Z:")}if(str.indexOf(".")>0){str=str.replace(new RegExp("[.]","g"),":");words=str.split(":");words[words.length-4]=jstoi_q(words[words.length-4])+jstoi_q(words[words.length-3])*256;words[words.length-3]=jstoi_q(words[words.length-2])+jstoi_q(words[words.length-1])*256;words=words.slice(0,words.length-2)}else{words=str.split(":")}offset=0;z=0;for(w=0;w{switch(family){case 2:addr=inetPton4(addr);zeroMemory(sa,16);if(addrlen){HEAP32[addrlen>>2]=16}HEAP16[sa>>1]=family;HEAP32[sa+4>>2]=addr;HEAP16[sa+2>>1]=_htons(port);break;case 10:addr=inetPton6(addr);zeroMemory(sa,28);if(addrlen){HEAP32[addrlen>>2]=28}HEAP32[sa>>2]=family;HEAP32[sa+8>>2]=addr[0];HEAP32[sa+12>>2]=addr[1];HEAP32[sa+16>>2]=addr[2];HEAP32[sa+20>>2]=addr[3];HEAP16[sa+2>>1]=_htons(port);break;default:return 5}return 0};var DNS={address_map:{id:1,addrs:{},names:{}},lookup_name(name){var res=inetPton4(name);if(res!==null){return name}res=inetPton6(name);if(res!==null){return name}var addr;if(DNS.address_map.addrs[name]){addr=DNS.address_map.addrs[name]}else{var id=DNS.address_map.id++;assert(id<65535,"exceeded max address mappings of 65535");addr="172.29."+(id&255)+"."+(id&65280);DNS.address_map.names[addr]=name;DNS.address_map.addrs[name]=addr}return addr},lookup_addr(addr){if(DNS.address_map.names[addr]){return DNS.address_map.names[addr]}return null}};function ___syscall_accept4(fd,addr,addrlen,flags,d1,d2){try{var sock=getSocketFromFD(fd);var newsock=sock.sock_ops.accept(sock);if(addr){var errno=writeSockaddr(addr,newsock.family,DNS.lookup_name(newsock.daddr),newsock.dport,addrlen)}return newsock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var inetNtop4=addr=>(addr&255)+"."+(addr>>8&255)+"."+(addr>>16&255)+"."+(addr>>24&255);var inetNtop6=ints=>{var str="";var word=0;var longest=0;var lastzero=0;var zstart=0;var len=0;var i=0;var parts=[ints[0]&65535,ints[0]>>16,ints[1]&65535,ints[1]>>16,ints[2]&65535,ints[2]>>16,ints[3]&65535,ints[3]>>16];var hasipv4=true;var v4part="";for(i=0;i<5;i++){if(parts[i]!==0){hasipv4=false;break}}if(hasipv4){v4part=inetNtop4(parts[6]|parts[7]<<16);if(parts[5]===-1){str="::ffff:";str+=v4part;return str}if(parts[5]===0){str="::";if(v4part==="0.0.0.0")v4part="";if(v4part==="0.0.0.1")v4part="1";str+=v4part;return str}}for(word=0;word<8;word++){if(parts[word]===0){if(word-lastzero>1){len=0}lastzero=word;len++}if(len>longest){longest=len;zstart=word-longest+1}}for(word=0;word<8;word++){if(longest>1){if(parts[word]===0&&word>=zstart&&word{var family=HEAP16[sa>>1];var port=_ntohs(HEAPU16[sa+2>>1]);var addr;switch(family){case 2:if(salen!==16){return{errno:28}}addr=HEAP32[sa+4>>2];addr=inetNtop4(addr);break;case 10:if(salen!==28){return{errno:28}}addr=[HEAP32[sa+8>>2],HEAP32[sa+12>>2],HEAP32[sa+16>>2],HEAP32[sa+20>>2]];addr=inetNtop6(addr);break;default:return{errno:5}}return{family:family,addr:addr,port:port}};var getSocketAddress=(addrp,addrlen,allowNull)=>{if(allowNull&&addrp===0)return null;var info=readSockaddr(addrp,addrlen);if(info.errno)throw new FS.ErrnoError(info.errno);info.addr=DNS.lookup_addr(info.addr)||info.addr;return info};function ___syscall_bind(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.bind(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var SYSCALLS={DEFAULT_POLLMASK:5,calculateAt(dirfd,path,allowEmpty){if(PATH.isAbs(path)){return path}var dir;if(dirfd===-100){dir=FS.cwd()}else{var dirstream=SYSCALLS.getStreamFromFD(dirfd);dir=dirstream.path}if(path.length==0){if(!allowEmpty){throw new FS.ErrnoError(44)}return dir}return PATH.join2(dir,path)},doStat(func,path,buf){var stat=func(path);HEAP32[buf>>2]=stat.dev;HEAP32[buf+4>>2]=stat.mode;HEAPU32[buf+8>>2]=stat.nlink;HEAP32[buf+12>>2]=stat.uid;HEAP32[buf+16>>2]=stat.gid;HEAP32[buf+20>>2]=stat.rdev;tempI64=[stat.size>>>0,(tempDouble=stat.size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+24>>2]=tempI64[0],HEAP32[buf+28>>2]=tempI64[1];HEAP32[buf+32>>2]=4096;HEAP32[buf+36>>2]=stat.blocks;var atime=stat.atime.getTime();var mtime=stat.mtime.getTime();var ctime=stat.ctime.getTime();tempI64=[Math.floor(atime/1e3)>>>0,(tempDouble=Math.floor(atime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+40>>2]=tempI64[0],HEAP32[buf+44>>2]=tempI64[1];HEAPU32[buf+48>>2]=atime%1e3*1e3;tempI64=[Math.floor(mtime/1e3)>>>0,(tempDouble=Math.floor(mtime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+56>>2]=tempI64[0],HEAP32[buf+60>>2]=tempI64[1];HEAPU32[buf+64>>2]=mtime%1e3*1e3;tempI64=[Math.floor(ctime/1e3)>>>0,(tempDouble=Math.floor(ctime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+72>>2]=tempI64[0],HEAP32[buf+76>>2]=tempI64[1];HEAPU32[buf+80>>2]=ctime%1e3*1e3;tempI64=[stat.ino>>>0,(tempDouble=stat.ino,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+88>>2]=tempI64[0],HEAP32[buf+92>>2]=tempI64[1];return 0},doMsync(addr,stream,len,flags,offset){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}if(flags&2){return 0}var buffer=HEAPU8.slice(addr,addr+len);FS.msync(stream,buffer,offset,len,flags)},getStreamFromFD(fd){var stream=FS.getStreamChecked(fd);return stream},varargs:undefined,getStr(ptr){var ret=UTF8ToString(ptr);return ret}};function ___syscall_chdir(path){try{path=SYSCALLS.getStr(path);FS.chdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_chmod(path,mode){try{path=SYSCALLS.getStr(path);FS.chmod(path,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_connect(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.connect(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup(fd){try{var old=SYSCALLS.getStreamFromFD(fd);return FS.dupStream(old).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup3(fd,newfd,flags){try{var old=SYSCALLS.getStreamFromFD(fd);if(old.fd===newfd)return-28;var existing=FS.getStream(newfd);if(existing)FS.close(existing);return FS.dupStream(old,newfd).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_faccessat(dirfd,path,amode,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(amode&~7){return-28}var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;if(!node){return-44}var perms="";if(amode&4)perms+="r";if(amode&2)perms+="w";if(amode&1)perms+="x";if(perms&&FS.nodePermissions(node,perms)){return-2}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var convertI32PairToI53Checked=(lo,hi)=>hi+2097152>>>0<4194305-!!lo?(lo>>>0)+hi*4294967296:NaN;function ___syscall_fallocate(fd,mode,offset_low,offset_high,len_low,len_high){var offset=convertI32PairToI53Checked(offset_low,offset_high);var len=convertI32PairToI53Checked(len_low,len_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);FS.allocate(stream,offset,len);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchmod(fd,mode){try{FS.fchmod(fd,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchown32(fd,owner,group){try{FS.fchown(fd,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchownat(dirfd,path,owner,group,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;flags=flags&~256;path=SYSCALLS.calculateAt(dirfd,path);(nofollow?FS.lchown:FS.chown)(path,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function syscallGetVarargI(){var ret=HEAP32[+SYSCALLS.varargs>>2];SYSCALLS.varargs+=4;return ret}var syscallGetVarargP=syscallGetVarargI;function ___syscall_fcntl64(fd,cmd,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(cmd){case 0:{var arg=syscallGetVarargI();if(arg<0){return-28}while(FS.streams[arg]){arg++}var newStream;newStream=FS.dupStream(stream,arg);return newStream.fd}case 1:case 2:return 0;case 3:return stream.flags;case 4:{var arg=syscallGetVarargI();stream.flags|=arg;return 0}case 12:{var arg=syscallGetVarargP();var offset=0;HEAP16[arg+offset>>1]=2;return 0}case 13:case 14:return 0}return-28}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fdatasync(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fstat64(fd,buf){try{var stream=SYSCALLS.getStreamFromFD(fd);return SYSCALLS.doStat(FS.stat,stream.path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_ftruncate64(fd,length_low,length_high){var length=convertI32PairToI53Checked(length_low,length_high);try{if(isNaN(length))return 61;FS.ftruncate(fd,length);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var stringToUTF8=(str,outPtr,maxBytesToWrite)=>stringToUTF8Array(str,HEAPU8,outPtr,maxBytesToWrite);Module["stringToUTF8"]=stringToUTF8;function ___syscall_getcwd(buf,size){try{if(size===0)return-28;var cwd=FS.cwd();var cwdLengthInBytes=lengthBytesUTF8(cwd)+1;if(size>>0,(tempDouble=id,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos>>2]=tempI64[0],HEAP32[dirp+pos+4>>2]=tempI64[1];tempI64=[(idx+1)*struct_size>>>0,(tempDouble=(idx+1)*struct_size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos+8>>2]=tempI64[0],HEAP32[dirp+pos+12>>2]=tempI64[1];HEAP16[dirp+pos+16>>1]=280;HEAP8[dirp+pos+18]=type;stringToUTF8(name,dirp+pos+19,256);pos+=struct_size;idx+=1}FS.llseek(stream,idx*struct_size,0);return pos}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getpeername(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);if(!sock.daddr){return-53}var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.daddr),sock.dport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockname(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.saddr||"0.0.0.0"),sock.sport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockopt(fd,level,optname,optval,optlen,d1){try{var sock=getSocketFromFD(fd);if(level===1){if(optname===4){HEAP32[optval>>2]=sock.error;HEAP32[optlen>>2]=4;sock.error=null;return 0}}return-50}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_ioctl(fd,op,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(op){case 21509:{if(!stream.tty)return-59;return 0}case 21505:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcgets){var termios=stream.tty.ops.ioctl_tcgets(stream);var argp=syscallGetVarargP();HEAP32[argp>>2]=termios.c_iflag||0;HEAP32[argp+4>>2]=termios.c_oflag||0;HEAP32[argp+8>>2]=termios.c_cflag||0;HEAP32[argp+12>>2]=termios.c_lflag||0;for(var i=0;i<32;i++){HEAP8[argp+i+17]=termios.c_cc[i]||0}return 0}return 0}case 21510:case 21511:case 21512:{if(!stream.tty)return-59;return 0}case 21506:case 21507:case 21508:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcsets){var argp=syscallGetVarargP();var c_iflag=HEAP32[argp>>2];var c_oflag=HEAP32[argp+4>>2];var c_cflag=HEAP32[argp+8>>2];var c_lflag=HEAP32[argp+12>>2];var c_cc=[];for(var i=0;i<32;i++){c_cc.push(HEAP8[argp+i+17])}return stream.tty.ops.ioctl_tcsets(stream.tty,op,{c_iflag:c_iflag,c_oflag:c_oflag,c_cflag:c_cflag,c_lflag:c_lflag,c_cc:c_cc})}return 0}case 21519:{if(!stream.tty)return-59;var argp=syscallGetVarargP();HEAP32[argp>>2]=0;return 0}case 21520:{if(!stream.tty)return-59;return-28}case 21531:{var argp=syscallGetVarargP();return FS.ioctl(stream,op,argp)}case 21523:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tiocgwinsz){var winsize=stream.tty.ops.ioctl_tiocgwinsz(stream.tty);var argp=syscallGetVarargP();HEAP16[argp>>1]=winsize[0];HEAP16[argp+2>>1]=winsize[1]}return 0}case 21524:{if(!stream.tty)return-59;return 0}case 21515:{if(!stream.tty)return-59;return 0}default:return-28}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_listen(fd,backlog){try{var sock=getSocketFromFD(fd);sock.sock_ops.listen(sock,backlog);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_lstat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.lstat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_mkdirat(dirfd,path,mode){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);path=PATH.normalize(path);if(path[path.length-1]==="/")path=path.substr(0,path.length-1);FS.mkdir(path,mode,0);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_newfstatat(dirfd,path,buf,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;var allowEmpty=flags&4096;flags=flags&~6400;path=SYSCALLS.calculateAt(dirfd,path,allowEmpty);return SYSCALLS.doStat(nofollow?FS.lstat:FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_openat(dirfd,path,flags,varargs){SYSCALLS.varargs=varargs;try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);var mode=varargs?syscallGetVarargI():0;return FS.open(path,flags,mode).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var PIPEFS={BUCKET_BUFFER_SIZE:8192,mount(mount){return FS.createNode(null,"/",16384|511,0)},createPipe(){var pipe={buckets:[],refcnt:2};pipe.buckets.push({buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:0,roffset:0});var rName=PIPEFS.nextname();var wName=PIPEFS.nextname();var rNode=FS.createNode(PIPEFS.root,rName,4096,0);var wNode=FS.createNode(PIPEFS.root,wName,4096,0);rNode.pipe=pipe;wNode.pipe=pipe;var readableStream=FS.createStream({path:rName,node:rNode,flags:0,seekable:false,stream_ops:PIPEFS.stream_ops});rNode.stream=readableStream;var writableStream=FS.createStream({path:wName,node:wNode,flags:1,seekable:false,stream_ops:PIPEFS.stream_ops});wNode.stream=writableStream;return{readable_fd:readableStream.fd,writable_fd:writableStream.fd}},stream_ops:{poll(stream){var pipe=stream.node.pipe;if((stream.flags&2097155)===1){return 256|4}if(pipe.buckets.length>0){for(var i=0;i0){return 64|1}}}return 0},ioctl(stream,request,varargs){return 28},fsync(stream){return 28},read(stream,buffer,offset,length,position){var pipe=stream.node.pipe;var currentLength=0;for(var i=0;i=dataLen){currBucket.buffer.set(data,currBucket.offset);currBucket.offset+=dataLen;return dataLen}else if(freeBytesInCurrBuffer>0){currBucket.buffer.set(data.subarray(0,freeBytesInCurrBuffer),currBucket.offset);currBucket.offset+=freeBytesInCurrBuffer;data=data.subarray(freeBytesInCurrBuffer,data.byteLength)}var numBuckets=data.byteLength/PIPEFS.BUCKET_BUFFER_SIZE|0;var remElements=data.byteLength%PIPEFS.BUCKET_BUFFER_SIZE;for(var i=0;i0){var newBucket={buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:data.byteLength,roffset:0};pipe.buckets.push(newBucket);newBucket.buffer.set(data)}return dataLen},close(stream){var pipe=stream.node.pipe;pipe.refcnt--;if(pipe.refcnt===0){pipe.buckets=null}}},nextname(){if(!PIPEFS.nextname.current){PIPEFS.nextname.current=0}return"pipe["+PIPEFS.nextname.current+++"]"}};function ___syscall_pipe(fdPtr){try{if(fdPtr==0){throw new FS.ErrnoError(21)}var res=PIPEFS.createPipe();HEAP32[fdPtr>>2]=res.readable_fd;HEAP32[fdPtr+4>>2]=res.writable_fd;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_poll(fds,nfds,timeout){try{var nonzero=0;for(var i=0;i>2];var events=HEAP16[pollfd+4>>1];var mask=32;var stream=FS.getStream(fd);if(stream){mask=SYSCALLS.DEFAULT_POLLMASK;if (stream.stream_ops?.poll){mask=stream.stream_ops.poll(stream,-1)}}mask&=events|8|16;if(mask)nonzero++;HEAP16[pollfd+6>>1]=mask}return nonzero}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_readlinkat(dirfd,path,buf,bufsize){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(bufsize<=0)return-28;var ret=FS.readlink(path);var len=Math.min(bufsize,lengthBytesUTF8(ret));var endChar=HEAP8[buf+len];stringToUTF8(ret,buf,bufsize+1);HEAP8[buf+len]=endChar;return len}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_recvfrom(fd,buf,len,flags,addr,addrlen){try{var sock=getSocketFromFD(fd);var msg=sock.sock_ops.recvmsg(sock, len, typeof flags !== "undefined" ? flags : 0);if(!msg)return 0;if(addr){var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(msg.addr),msg.port,addrlen)}HEAPU8.set(msg.buffer,buf);return msg.buffer.byteLength}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_renameat(olddirfd,oldpath,newdirfd,newpath){try{oldpath=SYSCALLS.getStr(oldpath);newpath=SYSCALLS.getStr(newpath);oldpath=SYSCALLS.calculateAt(olddirfd,oldpath);newpath=SYSCALLS.calculateAt(newdirfd,newpath);FS.rename(oldpath,newpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_rmdir(path){try{path=SYSCALLS.getStr(path);FS.rmdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_sendto(fd,message,length,flags,addr,addr_len){try{var sock=getSocketFromFD(fd);var dest=getSocketAddress(addr,addr_len,true);if(!dest){return FS.write(sock.stream,HEAP8,message,length)}return sock.sock_ops.sendmsg(sock,HEAP8,message,length,dest.addr,dest.port)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_socket(domain,type,protocol){try{var sock=SOCKFS.createSocket(domain,type,protocol);return sock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_stat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_statfs64(path,size,buf){try{path=SYSCALLS.getStr(path);HEAP32[buf+4>>2]=4096;HEAP32[buf+40>>2]=4096;HEAP32[buf+8>>2]=1e6;HEAP32[buf+12>>2]=5e5;HEAP32[buf+16>>2]=5e5;HEAP32[buf+20>>2]=FS.nextInode;HEAP32[buf+24>>2]=1e6;HEAP32[buf+28>>2]=42;HEAP32[buf+44>>2]=2;HEAP32[buf+36>>2]=255;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_symlink(target,linkpath){try{target=SYSCALLS.getStr(target);linkpath=SYSCALLS.getStr(linkpath);FS.symlink(target,linkpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_unlinkat(dirfd,path,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(flags===0){FS.unlink(path)}else if(flags===512){FS.rmdir(path)}else{abort("Invalid flags passed to unlinkat")}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var readI53FromI64=ptr=>HEAPU32[ptr>>2]+HEAP32[ptr+4>>2]*4294967296;function ___syscall_utimensat(dirfd,path,times,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path,true);if(!times){var atime=Date.now();var mtime=atime}else{var seconds=readI53FromI64(times);var nanoseconds=HEAP32[times+8>>2];atime=seconds*1e3+nanoseconds/(1e3*1e3);times+=16;seconds=readI53FromI64(times);nanoseconds=HEAP32[times+8>>2];mtime=seconds*1e3+nanoseconds/(1e3*1e3)}FS.utime(path,atime,mtime);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var __abort_js=()=>{abort("")};var nowIsMonotonic=1;var __emscripten_get_now_is_monotonic=()=>nowIsMonotonic;var __emscripten_lookup_name=name=>{var nameString=UTF8ToString(name);return inetPton4(DNS.lookup_name(nameString))};var __emscripten_memcpy_js=(dest,src,num)=>HEAPU8.copyWithin(dest,src,src+num);var __emscripten_runtime_keepalive_clear=()=>{noExitRuntime=false;runtimeKeepaliveCounter=0};function __gmtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getUTCSeconds();HEAP32[tmPtr+4>>2]=date.getUTCMinutes();HEAP32[tmPtr+8>>2]=date.getUTCHours();HEAP32[tmPtr+12>>2]=date.getUTCDate();HEAP32[tmPtr+16>>2]=date.getUTCMonth();HEAP32[tmPtr+20>>2]=date.getUTCFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getUTCDay();var start=Date.UTC(date.getUTCFullYear(),0,1,0,0,0,0);var yday=(date.getTime()-start)/(1e3*60*60*24)|0;HEAP32[tmPtr+28>>2]=yday}var isLeapYear=year=>year%4===0&&(year%100!==0||year%400===0);var MONTH_DAYS_LEAP_CUMULATIVE=[0,31,60,91,121,152,182,213,244,274,305,335];var MONTH_DAYS_REGULAR_CUMULATIVE=[0,31,59,90,120,151,181,212,243,273,304,334];var ydayFromDate=date=>{var leap=isLeapYear(date.getFullYear());var monthDaysCumulative=leap?MONTH_DAYS_LEAP_CUMULATIVE:MONTH_DAYS_REGULAR_CUMULATIVE;var yday=monthDaysCumulative[date.getMonth()]+date.getDate()-1;return yday};function __localtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr+36>>2]=-(date.getTimezoneOffset()*60);var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dst=(summerOffset!=winterOffset&&date.getTimezoneOffset()==Math.min(winterOffset,summerOffset))|0;HEAP32[tmPtr+32>>2]=dst}var setTempRet0=val=>__emscripten_tempret_set(val);var __mktime_js=function(tmPtr){var ret=(()=>{var date=new Date(HEAP32[tmPtr+20>>2]+1900,HEAP32[tmPtr+16>>2],HEAP32[tmPtr+12>>2],HEAP32[tmPtr+8>>2],HEAP32[tmPtr+4>>2],HEAP32[tmPtr>>2],0);var dst=HEAP32[tmPtr+32>>2];var guessedOffset=date.getTimezoneOffset();var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dstOffset=Math.min(winterOffset,summerOffset);if(dst<0){HEAP32[tmPtr+32>>2]=Number(summerOffset!=winterOffset&&dstOffset==guessedOffset)}else if(dst>0!=(dstOffset==guessedOffset)){var nonDstOffset=Math.max(winterOffset,summerOffset);var trueOffset=dst>0?dstOffset:nonDstOffset;date.setTime(date.getTime()+(trueOffset-guessedOffset)*6e4)}HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getYear();var timeMs=date.getTime();if(isNaN(timeMs)){return-1}return timeMs/1e3})();return setTempRet0((tempDouble=ret,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)),ret>>>0};function __mmap_js(len,prot,flags,fd,offset_low,offset_high,allocated,addr){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);var res=FS.mmap(stream,len,offset,prot,flags);var ptr=res.ptr;HEAP32[allocated>>2]=res.allocated;HEAPU32[addr>>2]=ptr;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function __munmap_js(addr,len,prot,flags,fd,offset_low,offset_high){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{var stream=SYSCALLS.getStreamFromFD(fd);if(prot&2){SYSCALLS.doMsync(addr,stream,len,flags,offset)}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var timers={};var handleException=e=>{if(e instanceof ExitStatus||e=="unwind"){return EXITSTATUS}quit_(1,e)};var runtimeKeepaliveCounter=0;var keepRuntimeAlive=()=>noExitRuntime||runtimeKeepaliveCounter>0;var _proc_exit=code=>{EXITSTATUS=code;if(!keepRuntimeAlive()){Module["onExit"]?.(code);ABORT=true}quit_(code,new ExitStatus(code))};var exitJS=(status,implicit)=>{EXITSTATUS=status;if(!keepRuntimeAlive()){exitRuntime()}_proc_exit(status)};var _exit=exitJS;Module["_exit"]=_exit;var maybeExit=()=>{if(runtimeExited){return}if(!keepRuntimeAlive()){try{_exit(EXITSTATUS)}catch(e){handleException(e)}}};var callUserCallback=func=>{if(runtimeExited||ABORT){return}try{func();maybeExit()}catch(e){handleException(e)}};var _emscripten_get_now;_emscripten_get_now=()=>performance.now();var __setitimer_js=(which,timeout_ms)=>{if(timers[which]){clearTimeout(timers[which].id);delete timers[which]}if(!timeout_ms)return 0;var id=setTimeout(()=>{delete timers[which];callUserCallback(()=>__emscripten_timeout(which,_emscripten_get_now()))},timeout_ms);timers[which]={id:id,timeout_ms:timeout_ms};return 0};var __tzset_js=(timezone,daylight,std_name,dst_name)=>{var currentYear=(new Date).getFullYear();var winter=new Date(currentYear,0,1);var summer=new Date(currentYear,6,1);var winterOffset=winter.getTimezoneOffset();var summerOffset=summer.getTimezoneOffset();var stdTimezoneOffset=Math.max(winterOffset,summerOffset);HEAPU32[timezone>>2]=stdTimezoneOffset*60;HEAP32[daylight>>2]=Number(winterOffset!=summerOffset);var extractZone=date=>date.toLocaleTimeString(undefined,{hour12:false,timeZoneName:"short"}).split(" ")[1];var winterName=extractZone(winter);var summerName=extractZone(summer);if(summerOffsetDate.now();var getHeapMax=()=>2147483648;var _emscripten_get_heap_max=()=>getHeapMax();var growMemory=size=>{var b=wasmMemory.buffer;var pages=(size-b.byteLength+65535)/65536;try{wasmMemory.grow(pages);updateMemoryViews();return 1}catch(e){}};var _emscripten_resize_heap=requestedSize=>{var oldSize=HEAPU8.length;requestedSize>>>=0;var maxHeapSize=getHeapMax();if(requestedSize>maxHeapSize){return false}var alignUp=(x,multiple)=>x+(multiple-x%multiple)%multiple;for(var cutDown=1;cutDown<=4;cutDown*=2){var overGrownHeapSize=oldSize*(1+.2/cutDown);overGrownHeapSize=Math.min(overGrownHeapSize,requestedSize+100663296);var newSize=Math.min(maxHeapSize,alignUp(Math.max(requestedSize,overGrownHeapSize),65536));var replacement=growMemory(newSize);if(replacement){return true}}return false};var runtimeKeepalivePush=()=>{runtimeKeepaliveCounter+=1};var runtimeKeepalivePop=()=>{runtimeKeepaliveCounter-=1};var safeSetTimeout=(func,timeout)=>{runtimeKeepalivePush();return setTimeout(()=>{runtimeKeepalivePop();callUserCallback(func)},timeout)};var _emscripten_sleep=ms=>Asyncify.handleSleep(wakeUp=>safeSetTimeout(wakeUp,ms));Module["_emscripten_sleep"]=_emscripten_sleep;_emscripten_sleep.isAsync=true;var ENV = PHPLoader.ENV || {};var getExecutableName=()=>thisProgram||"./this.program";var getEnvStrings=()=>{if(!getEnvStrings.strings){var lang=(typeof navigator=="object"&&navigator.languages&&navigator.languages[0]||"C").replace("-","_")+".UTF-8";var env={USER:"web_user",LOGNAME:"web_user",PATH:"/",PWD:"/",HOME:"/home/web_user",LANG:lang,_:getExecutableName()};for(var x in ENV){if(ENV[x]===undefined)delete env[x];else env[x]=ENV[x]}var strings=[];for(var x in env){strings.push(`${x}=${env[x]}`)}getEnvStrings.strings=strings}return getEnvStrings.strings};var stringToAscii=(str,buffer)=>{for(var i=0;i{var bufSize=0;getEnvStrings().forEach((string,i)=>{var ptr=environ_buf+bufSize;HEAPU32[__environ+i*4>>2]=ptr;stringToAscii(string,ptr);bufSize+=string.length+1});return 0};var _environ_sizes_get=(penviron_count,penviron_buf_size)=>{var strings=getEnvStrings();HEAPU32[penviron_count>>2]=strings.length;var bufSize=0;strings.forEach(string=>bufSize+=string.length+1);HEAPU32[penviron_buf_size>>2]=bufSize;return 0};function _fd_close(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);FS.close(stream);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_fdstat_get(fd,pbuf){try{var rightsBase=0;var rightsInheriting=0;var flags=0;{var stream=SYSCALLS.getStreamFromFD(fd);var type=stream.tty?2:FS.isDir(stream.mode)?3:FS.isLink(stream.mode)?7:4}HEAP8[pbuf]=type;HEAP16[pbuf+2>>1]=flags;tempI64=[rightsBase>>>0,(tempDouble=rightsBase,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+8>>2]=tempI64[0],HEAP32[pbuf+12>>2]=tempI64[1];tempI64=[rightsInheriting>>>0,(tempDouble=rightsInheriting,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+16>>2]=tempI64[0],HEAP32[pbuf+20>>2]=tempI64[1];return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var doReadv=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.read(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(curr>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_seek(fd,offset_low,offset_high,whence,newOffset){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);FS.llseek(stream,offset,whence);tempI64=[stream.position>>>0,(tempDouble=stream.position,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[newOffset>>2]=tempI64[0],HEAP32[newOffset+4>>2]=tempI64[1];if(stream.getdents&&offset===0&&whence===0)stream.getdents=null;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var _fd_sync=function(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);return Asyncify.handleSleep(wakeUp=>{var mount=stream.node.mount;if(!mount.type.syncfs){wakeUp(0);return}mount.type.syncfs(mount,false,err=>{if(err){wakeUp(29);return}wakeUp(0)})})}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}};_fd_sync.isAsync=true;var doWritev=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.write(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(typeof offset!="undefined"){offset+=curr}}return ret};function _fd_write(fd,iov,iovcnt,pnum){try{var stream=SYSCALLS.getStreamFromFD(fd);var num=doWritev(stream,iov,iovcnt);HEAPU32[pnum>>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var _getaddrinfo=(node,service,hint,out)=>{var addr=0;var port=0;var flags=0;var family=0;var type=0;var proto=0;var ai;function allocaddrinfo(family,type,proto,canon,addr,port){var sa,salen,ai;var errno;salen=family===10?28:16;addr=family===10?inetNtop6(addr):inetNtop4(addr);sa=_malloc(salen);errno=writeSockaddr(sa,family,addr,port);assert(!errno);ai=_malloc(32);HEAP32[ai+4>>2]=family;HEAP32[ai+8>>2]=type;HEAP32[ai+12>>2]=proto;HEAPU32[ai+24>>2]=canon;HEAPU32[ai+20>>2]=sa;if(family===10){HEAP32[ai+16>>2]=28}else{HEAP32[ai+16>>2]=16}HEAP32[ai+28>>2]=0;return ai}if(hint){flags=HEAP32[hint>>2];family=HEAP32[hint+4>>2];type=HEAP32[hint+8>>2];proto=HEAP32[hint+12>>2]}if(type&&!proto){proto=type===2?17:6}if(!type&&proto){type=proto===17?2:1}if(proto===0){proto=6}if(type===0){type=1}if(!node&&!service){return-2}if(flags&~(1|2|4|1024|8|16|32)){return-1}if(hint!==0&&HEAP32[hint>>2]&2&&!node){return-1}if(flags&32){return-2}if(type!==0&&type!==1&&type!==2){return-7}if(family!==0&&family!==2&&family!==10){return-6}if(service){service=UTF8ToString(service);port=parseInt(service,10);if(isNaN(port)){if(flags&1024){return-2}return-8}}if(!node){if(family===0){family=2}if((flags&1)===0){if(family===2){addr=_htonl(2130706433)}else{addr=[0,0,0,1]}}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0}node=UTF8ToString(node);addr=inetPton4(node);if(addr!==null){if(family===0||family===2){family=2}else if(family===10&&flags&8){addr=[0,0,_htonl(65535),addr];family=10}else{return-2}}else{addr=inetPton6(node);if(addr!==null){if(family===0||family===10){family=10}else{return-2}}}if(addr!=null){ai=allocaddrinfo(family,type,proto,node,addr,port);HEAPU32[out>>2]=ai;return 0}if(flags&4){return-2}node=DNS.lookup_name(node);addr=inetPton4(node);if(family===0){family=2}else if(family===10){addr=[0,0,_htonl(65535),addr]}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0};function _getcontext(){abort("missing function: getcontext")}_getcontext.stub=true;function _getdtablesize(){abort("missing function: getdtablesize")}_getdtablesize.stub=true;var _getnameinfo=(sa,salen,node,nodelen,serv,servlen,flags)=>{var info=readSockaddr(sa,salen);if(info.errno){return-6}var port=info.port;var addr=info.addr;var overflowed=false;if(node&&nodelen){var lookup;if(flags&1||!(lookup=DNS.lookup_addr(addr))){if(flags&8){return-2}}else{addr=lookup}var numBytesWrittenExclNull=stringToUTF8(addr,node,nodelen);if(numBytesWrittenExclNull+1>=nodelen){overflowed=true}}if(serv&&servlen){port=""+port;var numBytesWrittenExclNull=stringToUTF8(port,serv,servlen);if(numBytesWrittenExclNull+1>=servlen){overflowed=true}}if(overflowed){return-12}return 0};var Protocols={list:[],map:{}};var _setprotoent=stayopen=>{function allocprotoent(name,proto,aliases){var nameBuf=_malloc(name.length+1);stringToAscii(name,nameBuf);var j=0;var length=aliases.length;var aliasListBuf=_malloc((length+1)*4);for(var i=0;i>2]=aliasBuf}HEAPU32[aliasListBuf+j>>2]=0;var pe=_malloc(12);HEAPU32[pe>>2]=nameBuf;HEAPU32[pe+4>>2]=aliasListBuf;HEAP32[pe+8>>2]=proto;return pe}var list=Protocols.list;var map=Protocols.map;if(list.length===0){var entry=allocprotoent("tcp",6,["TCP"]);list.push(entry);map["tcp"]=map["6"]=entry;entry=allocprotoent("udp",17,["UDP"]);list.push(entry);map["udp"]=map["17"]=entry}_setprotoent.index=0};var _getprotobyname=name=>{name=UTF8ToString(name);_setprotoent(true);var result=Protocols.map[name];return result};var _getprotobynumber=number=>{_setprotoent(true);var result=Protocols.map[number];return result};var stackAlloc=sz=>__emscripten_stack_alloc(sz);var stringToUTF8OnStack=str=>{var size=lengthBytesUTF8(str)+1;var ret=stackAlloc(size);stringToUTF8(str,ret,size);return ret};var allocateUTF8OnStack=stringToUTF8OnStack;var PHPWASM={init:function(){FS.mkdir("/internal");FS.mkdir("/internal/shared");FS.mkdir("/internal/shared/preload");PHPWASM.EventEmitter=ENVIRONMENT_IS_NODE?require("events").EventEmitter:class EventEmitter{constructor(){this.listeners={}}emit(eventName,data){if(this.listeners[eventName]){this.listeners[eventName].forEach(callback=>{callback(data)})}}once(eventName,callback){const self=this;function removedCallback(){callback(...arguments);self.removeListener(eventName,removedCallback)}this.on(eventName,removedCallback)}removeAllListeners(eventName){if(eventName){delete this.listeners[eventName]}else{this.listeners={}}}removeListener(eventName,callback){if(this.listeners[eventName]){const idx=this.listeners[eventName].indexOf(callback);if(idx!==-1){this.listeners[eventName].splice(idx,1)}}}};PHPWASM.child_proc_by_fd={};PHPWASM.child_proc_by_pid={};PHPWASM.input_devices={}},getAllWebSockets:function(sock){const webSockets=new Set;if(sock.server){sock.server.clients.forEach(ws=>{webSockets.add(ws)})}for(const peer of PHPWASM.getAllPeers(sock)){webSockets.add(peer.socket)}return Array.from(webSockets)},getAllPeers:function(sock){const peers=new Set;if(sock.server){sock.pending.filter(pending=>pending.peers).forEach(pending=>{for(const peer of Object.values(pending.peers)){peers.add(peer)}})}if(sock.peers){for(const peer of Object.values(sock.peers)){peers.add(peer)}}return Array.from(peers)},awaitData:function(ws){return PHPWASM.awaitEvent(ws,"message")},awaitConnection:function(ws){if(ws.OPEN===ws.readyState){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"open")},awaitClose:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"close")},awaitError:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"error")},awaitEvent:function(ws,event){let resolve;const listener=()=>{resolve()};const promise=new Promise(function(_resolve){resolve=_resolve;ws.once(event,listener)});const cancel=()=>{ws.removeListener(event,listener);setTimeout(resolve)};return[promise,cancel]},noop:function(){},spawnProcess:function(command,args,options){if(Module["spawnProcess"]){const spawnedPromise=Module["spawnProcess"](command,args,options);return Promise.resolve(spawnedPromise).then(function(spawned){if(!spawned||!spawned.on){throw new Error("spawnProcess() must return an EventEmitter but returned a different type.")}return spawned})}if(ENVIRONMENT_IS_NODE){return require("child_process").spawn(command,args,{...options,shell:true,stdio:["pipe","pipe","pipe"],timeout:100})}const e=new Error("popen(), proc_open() etc. are unsupported in the browser. Call php.setSpawnHandler() "+"and provide a callback to handle spawning processes, or disable a popen(), proc_open() "+"and similar functions via php.ini.");e.code="SPAWN_UNSUPPORTED";throw e},shutdownSocket:function(socketd,how){const sock=getSocketFromFD(socketd);const peer=Object.values(sock.peers)[0];if(!peer){return-1}try{peer.socket.close();SOCKFS.websocket_sock_ops.removePeer(sock,peer);return 0}catch(e){console.log("Socket shutdown error",e);return-1}}};function _js_create_input_device(deviceId){let dataBuffer=[];let dataCallback;const filename="proc_id_"+deviceId;const device=FS.createDevice("/dev",filename,function(){},function(byte){try{dataBuffer.push(byte);if(dataCallback){dataCallback(new Uint8Array(dataBuffer));dataBuffer=[]}}catch(e){console.error(e);throw e}});const devicePath="/dev/"+filename;PHPWASM.input_devices[deviceId]={devicePath:devicePath,onData:function(cb){dataCallback=cb;dataBuffer.forEach(function(data){cb(data)});dataBuffer.length=0}};return allocateUTF8OnStack(devicePath)}function _js_open_process(command,argsPtr,argsLength,descriptorsPtr,descriptorsLength,cwdPtr,cwdLength,envPtr,envLength){if(!command){return 1}const cmdstr=UTF8ToString(command);if(!cmdstr.length){return 0}let argsArray=[];if(argsLength){for(var i=0;i>2]))}}const cwdstr=cwdPtr?UTF8ToString(cwdPtr):null;let envObject=null;if(envLength){envObject={};for(var i=0;i>2]);const splitAt=envEntry.indexOf("=");if(splitAt===-1){continue}const key=envEntry.substring(0,splitAt);const value=envEntry.substring(splitAt+1);envObject[key]=value}}var std={};for(var i=0;i>2];std[HEAPU32[descriptorPtr>>2]]={child:HEAPU32[descriptorPtr+4>>2],parent:HEAPU32[descriptorPtr+8>>2]}}return Asyncify.handleSleep(async wakeUp=>{let cp;try{const options={};if(cwdstr!==null){options.cwd=cwdstr}if(envObject!==null){options.env=envObject}cp=PHPWASM.spawnProcess(cmdstr,argsArray,options);if(cp instanceof Promise){cp=await cp}}catch(e){if(e.code==="SPAWN_UNSUPPORTED"){wakeUp(1);return}console.error(e);wakeUp(1);throw e}const ProcInfo={pid:cp.pid,exited:false,stdinFd:std[0]?.child,stdinIsDevice:std[0]?.child in PHPWASM.input_devices,stdoutChildFd:std[1]?.child,stdoutParentFd:std[1]?.parent,stderrChildFd:std[2]?.child,stderrParentFd:std[2]?.parent,stdout:new PHPWASM.EventEmitter,stderr:new PHPWASM.EventEmitter};if(ProcInfo.stdoutChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutChildFd]=ProcInfo;if(ProcInfo.stderrChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrChildFd]=ProcInfo;if(ProcInfo.stdoutParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutParentFd]=ProcInfo;if(ProcInfo.stderrParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrParentFd]=ProcInfo;PHPWASM.child_proc_by_pid[ProcInfo.pid]=ProcInfo;cp.on("exit",function(code){ProcInfo.exitCode=code;ProcInfo.exited=true;ProcInfo.stdout.emit("data");ProcInfo.stderr.emit("data")});if(ProcInfo.stdoutChildFd){const stdoutStream=SYSCALLS.getStreamFromFD(ProcInfo.stdoutChildFd);let stdoutAt=0;cp.stdout.on("data",function(data){ProcInfo.stdout.emit("data",data);stdoutStream.stream_ops.write(stdoutStream,data,0,data.length,stdoutAt);stdoutAt+=data.length})}if(ProcInfo.stderrChildFd){const stderrStream=SYSCALLS.getStreamFromFD(ProcInfo.stderrChildFd);let stderrAt=0;cp.stderr.on("data",function(data){ProcInfo.stderr.emit("data",data);stderrStream.stream_ops.write(stderrStream,data,0,data.length,stderrAt);stderrAt+=data.length})}try{await new Promise((resolve,reject)=>{cp.on("spawn",resolve);cp.on("error",reject)})}catch(e){console.error(e);wakeUp(1);return}if(ProcInfo.stdinIsDevice){PHPWASM.input_devices[ProcInfo.stdinFd].onData(function(data){if(!data)return;if(typeof data==="number"){data=new Uint8Array([data])}const dataStr=new TextDecoder("utf-8").decode(data);cp.stdin.write(dataStr)});wakeUp(ProcInfo.pid);return}if(ProcInfo.stdinFd){const stdinStream=SYSCALLS.getStreamFromFD(ProcInfo.stdinFd);if(stdinStream.node){const CHUNK_SIZE=1024;const buffer=new Uint8Array(CHUNK_SIZE);let offset=0;while(true){const bytesRead=stdinStream.stream_ops.read(stdinStream,buffer,0,CHUNK_SIZE,offset);if(bytesRead===null||bytesRead===0){break}try{cp.stdin.write(buffer.subarray(0,bytesRead))}catch(e){console.error(e);return 1}if(bytesRead>2]=PHPWASM.child_proc_by_pid[pid].exitCode;return 1}return 0}function _js_waitpid(pid,exitCodePtr){if(!PHPWASM.child_proc_by_pid[pid]){return-1}return Asyncify.handleSleep(wakeUp=>{const poll=function(){if(PHPWASM.child_proc_by_pid[pid]?.exited){HEAPU32[exitCodePtr>>2]=PHPWASM.child_proc_by_pid[pid].exitCode;wakeUp(pid)}else{setTimeout(poll,50)}};poll()})}function _makecontext(){abort("missing function: makecontext")}_makecontext.stub=true;var arraySum=(array,index)=>{var sum=0;for(var i=0;i<=index;sum+=array[i++]){}return sum};var MONTH_DAYS_LEAP=[31,29,31,30,31,30,31,31,30,31,30,31];var MONTH_DAYS_REGULAR=[31,28,31,30,31,30,31,31,30,31,30,31];var addDays=(date,days)=>{var newDate=new Date(date.getTime());while(days>0){var leap=isLeapYear(newDate.getFullYear());var currentMonth=newDate.getMonth();var daysInCurrentMonth=(leap?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR)[currentMonth];if(days>daysInCurrentMonth-newDate.getDate()){days-=daysInCurrentMonth-newDate.getDate()+1;newDate.setDate(1);if(currentMonth<11){newDate.setMonth(currentMonth+1)}else{newDate.setMonth(0);newDate.setFullYear(newDate.getFullYear()+1)}}else{newDate.setDate(newDate.getDate()+days);return newDate}}return newDate};var writeArrayToMemory=(array,buffer)=>{HEAP8.set(array,buffer)};var _strftime=(s,maxsize,format,tm)=>{var tm_zone=HEAPU32[tm+40>>2];var date={tm_sec:HEAP32[tm>>2],tm_min:HEAP32[tm+4>>2],tm_hour:HEAP32[tm+8>>2],tm_mday:HEAP32[tm+12>>2],tm_mon:HEAP32[tm+16>>2],tm_year:HEAP32[tm+20>>2],tm_wday:HEAP32[tm+24>>2],tm_yday:HEAP32[tm+28>>2],tm_isdst:HEAP32[tm+32>>2],tm_gmtoff:HEAP32[tm+36>>2],tm_zone:tm_zone?UTF8ToString(tm_zone):""};var pattern=UTF8ToString(format);var EXPANSION_RULES_1={"%c":"%a %b %d %H:%M:%S %Y","%D":"%m/%d/%y","%F":"%Y-%m-%d","%h":"%b","%r":"%I:%M:%S %p","%R":"%H:%M","%T":"%H:%M:%S","%x":"%m/%d/%y","%X":"%H:%M:%S","%Ec":"%c","%EC":"%C","%Ex":"%m/%d/%y","%EX":"%H:%M:%S","%Ey":"%y","%EY":"%Y","%Od":"%d","%Oe":"%e","%OH":"%H","%OI":"%I","%Om":"%m","%OM":"%M","%OS":"%S","%Ou":"%u","%OU":"%U","%OV":"%V","%Ow":"%w","%OW":"%W","%Oy":"%y"};for(var rule in EXPANSION_RULES_1){pattern=pattern.replace(new RegExp(rule,"g"),EXPANSION_RULES_1[rule])}var WEEKDAYS=["Sunday","Monday","Tuesday","Wednesday","Thursday","Friday","Saturday"];var MONTHS=["January","February","March","April","May","June","July","August","September","October","November","December"];function leadingSomething(value,digits,character){var str=typeof value=="number"?value.toString():value||"";while(str.length0?1:0}var compare;if((compare=sgn(date1.getFullYear()-date2.getFullYear()))===0){if((compare=sgn(date1.getMonth()-date2.getMonth()))===0){compare=sgn(date1.getDate()-date2.getDate())}}return compare}function getFirstWeekStartDate(janFourth){switch(janFourth.getDay()){case 0:return new Date(janFourth.getFullYear()-1,11,29);case 1:return janFourth;case 2:return new Date(janFourth.getFullYear(),0,3);case 3:return new Date(janFourth.getFullYear(),0,2);case 4:return new Date(janFourth.getFullYear(),0,1);case 5:return new Date(janFourth.getFullYear()-1,11,31);case 6:return new Date(janFourth.getFullYear()-1,11,30)}}function getWeekBasedYear(date){var thisDate=addDays(new Date(date.tm_year+1900,0,1),date.tm_yday);var janFourthThisYear=new Date(thisDate.getFullYear(),0,4);var janFourthNextYear=new Date(thisDate.getFullYear()+1,0,4);var firstWeekStartThisYear=getFirstWeekStartDate(janFourthThisYear);var firstWeekStartNextYear=getFirstWeekStartDate(janFourthNextYear);if(compareByDay(firstWeekStartThisYear,thisDate)<=0){if(compareByDay(firstWeekStartNextYear,thisDate)<=0){return thisDate.getFullYear()+1}return thisDate.getFullYear()}return thisDate.getFullYear()-1}var EXPANSION_RULES_2={"%a":date=>WEEKDAYS[date.tm_wday].substring(0,3),"%A":date=>WEEKDAYS[date.tm_wday],"%b":date=>MONTHS[date.tm_mon].substring(0,3),"%B":date=>MONTHS[date.tm_mon],"%C":date=>{var year=date.tm_year+1900;return leadingNulls(year/100|0,2)},"%d":date=>leadingNulls(date.tm_mday,2),"%e":date=>leadingSomething(date.tm_mday,2," "),"%g":date=>getWeekBasedYear(date).toString().substring(2),"%G":getWeekBasedYear,"%H":date=>leadingNulls(date.tm_hour,2),"%I":date=>{var twelveHour=date.tm_hour;if(twelveHour==0)twelveHour=12;else if(twelveHour>12)twelveHour-=12;return leadingNulls(twelveHour,2)},"%j":date=>leadingNulls(date.tm_mday+arraySum(isLeapYear(date.tm_year+1900)?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,date.tm_mon-1),3),"%m":date=>leadingNulls(date.tm_mon+1,2),"%M":date=>leadingNulls(date.tm_min,2),"%n":()=>"\n","%p":date=>{if(date.tm_hour>=0&&date.tm_hour<12){return"AM"}return"PM"},"%S":date=>leadingNulls(date.tm_sec,2),"%t":()=>"\t","%u":date=>date.tm_wday||7,"%U":date=>{var days=date.tm_yday+7-date.tm_wday;return leadingNulls(Math.floor(days/7),2)},"%V":date=>{var val=Math.floor((date.tm_yday+7-(date.tm_wday+6)%7)/7);if((date.tm_wday+371-date.tm_yday-2)%7<=2){val++}if(!val){val=52;var dec31=(date.tm_wday+7-date.tm_yday-1)%7;if(dec31==4||dec31==5&&isLeapYear(date.tm_year%400-1)){val++}}else if(val==53){var jan1=(date.tm_wday+371-date.tm_yday)%7;if(jan1!=4&&(jan1!=3||!isLeapYear(date.tm_year)))val=1}return leadingNulls(val,2)},"%w":date=>date.tm_wday,"%W":date=>{var days=date.tm_yday+7-(date.tm_wday+6)%7;return leadingNulls(Math.floor(days/7),2)},"%y":date=>(date.tm_year+1900).toString().substring(2),"%Y":date=>date.tm_year+1900,"%z":date=>{var off=date.tm_gmtoff;var ahead=off>=0;off=Math.abs(off)/60;off=off/60*100+off%60;return(ahead?"+":"-")+String("0000"+off).slice(-4)},"%Z":date=>date.tm_zone,"%%":()=>"%"};pattern=pattern.replace(/%%/g,"\0\0");for(var rule in EXPANSION_RULES_2){if(pattern.includes(rule)){pattern=pattern.replace(new RegExp(rule,"g"),EXPANSION_RULES_2[rule](date))}}pattern=pattern.replace(/\0\0/g,"%");var bytes=intArrayFromString(pattern,false);if(bytes.length>maxsize){return 0}writeArrayToMemory(bytes,s);return bytes.length-1};var _strftime_l=(s,maxsize,format,tm,loc)=>_strftime(s,maxsize,format,tm);var _strptime=(buf,format,tm)=>{var pattern=UTF8ToString(format);var SPECIAL_CHARS="\\!@#$^&*()+=-[]/{}|:<>?,.";for(var i=0,ii=SPECIAL_CHARS.length;iEQUIVALENT_MATCHERS[c]||m).replace(/%(.)/g,(_,c)=>{let pat=DATE_PATTERNS[c];if(pat){capture.push(c);return`(${pat})`}else{return c}}).replace(/\s+/g,"\\s*");var matches=new RegExp("^"+pattern_out,"i").exec(UTF8ToString(buf));function initDate(){function fixup(value,min,max){return typeof value!="number"||isNaN(value)?min:value>=min?value<=max?value:max:min}return{year:fixup(HEAP32[tm+20>>2]+1900,1970,9999),month:fixup(HEAP32[tm+16>>2],0,11),day:fixup(HEAP32[tm+12>>2],1,31),hour:fixup(HEAP32[tm+8>>2],0,23),min:fixup(HEAP32[tm+4>>2],0,59),sec:fixup(HEAP32[tm>>2],0,59),gmtoff:0}}if(matches){var date=initDate();var value;var getMatch=symbol=>{var pos=capture.indexOf(symbol);if(pos>=0){return matches[pos+1]}return};if(value=getMatch("S")){date.sec=jstoi_q(value)}if(value=getMatch("M")){date.min=jstoi_q(value)}if(value=getMatch("H")){date.hour=jstoi_q(value)}else if(value=getMatch("I")){var hour=jstoi_q(value);if(value=getMatch("p")){hour+=value.toUpperCase()[0]==="P"?12:0}date.hour=hour}if(value=getMatch("Y")){date.year=jstoi_q(value)}else if(value=getMatch("y")){var year=jstoi_q(value);if(value=getMatch("C")){year+=jstoi_q(value)*100}else{year+=year<69?2e3:1900}date.year=year}if(value=getMatch("m")){date.month=jstoi_q(value)-1}else if(value=getMatch("b")){date.month=MONTH_NUMBERS[value.substring(0,3).toUpperCase()]||0}if(value=getMatch("d")){date.day=jstoi_q(value)}else if(value=getMatch("j")){var day=jstoi_q(value);var leapYear=isLeapYear(date.year);for(var month=0;month<12;++month){var daysUntilMonth=arraySum(leapYear?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,month-1);if(day<=daysUntilMonth+(leapYear?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR)[month]){date.day=day-daysUntilMonth}}}else if(value=getMatch("a")){var weekDay=value.substring(0,3).toUpperCase();if(value=getMatch("U")){var weekDayNumber=DAY_NUMBERS_SUN_FIRST[weekDay];var weekNumber=jstoi_q(value);var janFirst=new Date(date.year,0,1);var endDate;if(janFirst.getDay()===0){endDate=addDays(janFirst,weekDayNumber+7*(weekNumber-1))}else{endDate=addDays(janFirst,7-janFirst.getDay()+weekDayNumber+7*(weekNumber-1))}date.day=endDate.getDate();date.month=endDate.getMonth()}else if(value=getMatch("W")){var weekDayNumber=DAY_NUMBERS_MON_FIRST[weekDay];var weekNumber=jstoi_q(value);var janFirst=new Date(date.year,0,1);var endDate;if(janFirst.getDay()===1){endDate=addDays(janFirst,weekDayNumber+7*(weekNumber-1))}else{endDate=addDays(janFirst,7-janFirst.getDay()+1+weekDayNumber+7*(weekNumber-1))}date.day=endDate.getDate();date.month=endDate.getMonth()}}if(value=getMatch("z")){if(value.toLowerCase()==="z"){date.gmtoff=0}else{var match=value.match(/^((?:\-|\+)\d\d):?(\d\d)?/);date.gmtoff=match[1]*3600;if(match[2]){date.gmtoff+=date.gmtoff>0?match[2]*60:-match[2]*60}}}var fullDate=new Date(date.year,date.month,date.day,date.hour,date.min,date.sec,0);HEAP32[tm>>2]=fullDate.getSeconds();HEAP32[tm+4>>2]=fullDate.getMinutes();HEAP32[tm+8>>2]=fullDate.getHours();HEAP32[tm+12>>2]=fullDate.getDate();HEAP32[tm+16>>2]=fullDate.getMonth();HEAP32[tm+20>>2]=fullDate.getFullYear()-1900;HEAP32[tm+24>>2]=fullDate.getDay();HEAP32[tm+28>>2]=arraySum(isLeapYear(fullDate.getFullYear())?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,fullDate.getMonth()-1)+fullDate.getDate()-1;HEAP32[tm+32>>2]=0;HEAP32[tm+36>>2]=date.gmtoff;return buf+intArrayFromString(matches[0]).length-1}return 0};function _swapcontext(){abort("missing function: swapcontext")}_swapcontext.stub=true;function _wasm_setsockopt(socketd,level,optionName,optionValuePtr,optionLen){const optionValue=HEAPU8[optionValuePtr];const SOL_SOCKET=1;const SO_KEEPALIVE=9;const IPPROTO_TCP=6;const TCP_NODELAY=1;const isSupported=level===SOL_SOCKET&&optionName===SO_KEEPALIVE||level===IPPROTO_TCP&&optionName===TCP_NODELAY;if(!isSupported){console.warn(`Unsupported socket option: ${level}, ${optionName}, ${optionValue}`);return-1}const ws=PHPWASM.getAllWebSockets(socketd)[0];if(!ws){return-1}ws.setSocketOpt(level,optionName,optionValuePtr);return 0}var Asyncify={instrumentWasmImports(imports){var importPattern=/^(js_open_process|js_waitpid|js_process_status|js_create_input_device|wasm_setsockopt|wasm_shutdown|wasm_close|invoke_.*|__asyncjs__.*)$/;for(let[x,original]of Object.entries(imports)){if(typeof original=="function"){let isAsyncifyImport=original.isAsync||importPattern.test(x);if(isAsyncifyImport){imports[x]=original=new WebAssembly.Suspending(original)}}}},instrumentWasmExports(exports){var exportPattern=/^(wasm_sleep|wasm_read|emscripten_sleep|wasm_sapi_handle_request|wasm_sapi_request_shutdown|wasm_poll_socket|wrap_select|__wrap_select|select|php_pollfd_for|fflush|wasm_popen|wasm_read|wasm_php_exec|run_cli|main|__main_argc_argv)$/;Asyncify.asyncExports=new Set;var ret={};for(let[x,original]of Object.entries(exports)){if(typeof original=="function"){let isAsyncifyExport=exportPattern.test(x);if(isAsyncifyExport){Asyncify.asyncExports.add(original);original=Asyncify.makeAsyncFunction(original)}ret[x]=(...args)=>original(...args)}else{ret[x]=original}}return ret},asyncExports:null,isAsyncExport(func){return Asyncify.asyncExports?.has(func)},handleAsync:async startAsync=>{runtimeKeepalivePush();try{return await startAsync()}finally{runtimeKeepalivePop()}},handleSleep(startAsync){return Asyncify.handleAsync(()=>new Promise(startAsync))},makeAsyncFunction(original){return WebAssembly.promising(original)}};var getCFunc=ident=>{var func=Module["_"+ident];return func};var stackSave=()=>_emscripten_stack_get_current();var stackRestore=val=>__emscripten_stack_restore(val);var ccall=(ident,returnType,argTypes,args,opts)=>{var toC={string:str=>{var ret=0;if(str!==null&&str!==undefined&&str!==0){ret=stringToUTF8OnStack(str)}return ret},array:arr=>{var ret=stackAlloc(arr.length);writeArrayToMemory(arr,ret);return ret}};function convertReturnValue(ret){if(returnType==="string"){return UTF8ToString(ret)}if(returnType==="boolean")return Boolean(ret);return ret}var func=getCFunc(ident);var cArgs=[];var stack=0;if(args){for(var i=0;iFS.unlink(path);var FS_createLazyFile=FS.createLazyFile;var FS_createDevice=FS.createDevice;FS.createPreloadedFile=FS_createPreloadedFile;FS.staticInit();Module["FS_createPath"]=FS.createPath;Module["FS_createDataFile"]=FS.createDataFile;Module["FS_createPreloadedFile"]=FS.createPreloadedFile;Module["FS_unlink"]=FS.unlink;Module["FS_createLazyFile"]=FS.createLazyFile;Module["FS_createDevice"]=FS.createDevice;PHPWASM.init();var wasmImports={SharpYuvConvert:_SharpYuvConvert,SharpYuvGetConversionMatrix:_SharpYuvGetConversionMatrix,SharpYuvInit:_SharpYuvInit,__assert_fail:___assert_fail,__asyncjs__js_fd_read:__asyncjs__js_fd_read,__asyncjs__js_module_onMessage:__asyncjs__js_module_onMessage,__asyncjs__js_popen_to_file:__asyncjs__js_popen_to_file,__asyncjs__wasm_poll_socket:__asyncjs__wasm_poll_socket,__call_sighandler:___call_sighandler,__syscall_accept4:___syscall_accept4,__syscall_bind:___syscall_bind,__syscall_chdir:___syscall_chdir,__syscall_chmod:___syscall_chmod,__syscall_connect:___syscall_connect,__syscall_dup:___syscall_dup,__syscall_dup3:___syscall_dup3,__syscall_faccessat:___syscall_faccessat,__syscall_fallocate:___syscall_fallocate,__syscall_fchmod:___syscall_fchmod,__syscall_fchown32:___syscall_fchown32,__syscall_fchownat:___syscall_fchownat,__syscall_fcntl64:___syscall_fcntl64,__syscall_fdatasync:___syscall_fdatasync,__syscall_fstat64:___syscall_fstat64,__syscall_ftruncate64:___syscall_ftruncate64,__syscall_getcwd:___syscall_getcwd,__syscall_getdents64:___syscall_getdents64,__syscall_getpeername:___syscall_getpeername,__syscall_getsockname:___syscall_getsockname,__syscall_getsockopt:___syscall_getsockopt,__syscall_ioctl:___syscall_ioctl,__syscall_listen:___syscall_listen,__syscall_lstat64:___syscall_lstat64,__syscall_mkdirat:___syscall_mkdirat,__syscall_newfstatat:___syscall_newfstatat,__syscall_openat:___syscall_openat,__syscall_pipe:___syscall_pipe,__syscall_poll:___syscall_poll,__syscall_readlinkat:___syscall_readlinkat,__syscall_recvfrom:___syscall_recvfrom,__syscall_renameat:___syscall_renameat,__syscall_rmdir:___syscall_rmdir,__syscall_sendto:___syscall_sendto,__syscall_socket:___syscall_socket,__syscall_stat64:___syscall_stat64,__syscall_statfs64:___syscall_statfs64,__syscall_symlink:___syscall_symlink,__syscall_unlinkat:___syscall_unlinkat,__syscall_utimensat:___syscall_utimensat,_abort_js:__abort_js,_emscripten_get_now_is_monotonic:__emscripten_get_now_is_monotonic,_emscripten_lookup_name:__emscripten_lookup_name,_emscripten_memcpy_js:__emscripten_memcpy_js,_emscripten_runtime_keepalive_clear:__emscripten_runtime_keepalive_clear,_gmtime_js:__gmtime_js,_localtime_js:__localtime_js,_mktime_js:__mktime_js,_mmap_js:__mmap_js,_munmap_js:__munmap_js,_setitimer_js:__setitimer_js,_tzset_js:__tzset_js,emscripten_date_now:_emscripten_date_now,emscripten_get_heap_max:_emscripten_get_heap_max,emscripten_get_now:_emscripten_get_now,emscripten_resize_heap:_emscripten_resize_heap,emscripten_sleep:_emscripten_sleep,environ_get:_environ_get,environ_sizes_get:_environ_sizes_get,exit:_exit,fd_close:_fd_close,fd_fdstat_get:_fd_fdstat_get,fd_read:_fd_read,fd_seek:_fd_seek,fd_sync:_fd_sync,fd_write:_fd_write,getaddrinfo:_getaddrinfo,getcontext:_getcontext,getdtablesize:_getdtablesize,getnameinfo:_getnameinfo,getprotobyname:_getprotobyname,getprotobynumber:_getprotobynumber,js_create_input_device:_js_create_input_device,js_open_process:_js_open_process,js_process_status:_js_process_status,js_waitpid:_js_waitpid,makecontext:_makecontext,proc_exit:_proc_exit,strftime:_strftime,strftime_l:_strftime_l,strptime:_strptime,swapcontext:_swapcontext,wasm_setsockopt:_wasm_setsockopt};var wasmExports=createWasm();var ___wasm_call_ctors=()=>(___wasm_call_ctors=wasmExports["__wasm_call_ctors"])();var _malloc=a0=>(_malloc=wasmExports["malloc"])(a0);var _wasm_popen=Module["_wasm_popen"]=(a0,a1)=>(_wasm_popen=Module["_wasm_popen"]=wasmExports["wasm_popen"])(a0,a1);var _wasm_php_exec=Module["_wasm_php_exec"]=(a0,a1,a2,a3)=>(_wasm_php_exec=Module["_wasm_php_exec"]=wasmExports["wasm_php_exec"])(a0,a1,a2,a3);var _php_pollfd_for=Module["_php_pollfd_for"]=(a0,a1,a2)=>(_php_pollfd_for=Module["_php_pollfd_for"]=wasmExports["php_pollfd_for"])(a0,a1,a2);var _htons=a0=>(_htons=wasmExports["htons"])(a0);var _ntohs=a0=>(_ntohs=wasmExports["ntohs"])(a0);var _htonl=a0=>(_htonl=wasmExports["htonl"])(a0);var _wasm_sleep=Module["_wasm_sleep"]=a0=>(_wasm_sleep=Module["_wasm_sleep"]=wasmExports["wasm_sleep"])(a0);var _fflush=a0=>(_fflush=wasmExports["fflush"])(a0);var _wasm_read=Module["_wasm_read"]=(a0,a1,a2)=>(_wasm_read=Module["_wasm_read"]=wasmExports["wasm_read"])(a0,a1,a2);var 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removeRunDependency(id){runDependencies--;Module["monitorRunDependencies"]?.(runDependencies);if(runDependencies==0){if(dependenciesFulfilled){var callback=dependenciesFulfilled;dependenciesFulfilled=null;callback()}}}function abort(what){Module["onAbort"]?.(what);what="Aborted("+what+")";err(what);ABORT=true;what+=". 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function instantiateAsync(binary,binaryFile,imports){if(!binary&&typeof WebAssembly.instantiateStreaming=="function"&&!isDataURI(binaryFile)&&typeof fetch=="function"){try{var response=fetch(binaryFile,{credentials:"same-origin"});var instantiationResult=await WebAssembly.instantiateStreaming(response,imports);return instantiationResult}catch(reason){err(`wasm streaming compile failed: ${reason}`);err("falling back to ArrayBuffer instantiation")}}return instantiateArrayBuffer(binaryFile,imports)}function getWasmImports(){Asyncify.instrumentWasmImports(wasmImports);return{env:wasmImports,wasi_snapshot_preview1:wasmImports}}async function createWasm(){function 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webSockets){if(events&POLLIN||events&POLLPRI){polls.push(PHPWASM.awaitData(ws));lookingFor.add("POLLIN")}if(events&POLLOUT){polls.push(PHPWASM.awaitConnection(ws));lookingFor.add("POLLOUT")}if(events&POLLHUP){polls.push(PHPWASM.awaitClose(ws));lookingFor.add("POLLHUP")}if(events&POLLERR||events&POLLNVAL){polls.push(PHPWASM.awaitError(ws));lookingFor.add("POLLERR")}}}else{setTimeout(function(){wakeUp(1)},timeout);return}if(polls.length===0){console.warn("Unsupported poll event "+events+", defaulting to setTimeout().");setTimeout(function(){wakeUp(0)},timeout);return}const promises=polls.map(([promise])=>promise);const clearPolling=()=>polls.forEach(([,clear])=>clear());let awaken=false;let timeoutId;Promise.race(promises).then(function(results){if(!awaken){awaken=true;wakeUp(1);if(timeoutId){clearTimeout(timeoutId)}clearPolling()}});if(timeout!==-1){timeoutId=setTimeout(function(){if(!awaken){awaken=true;wakeUp(0);clearPolling()}},timeout)}})})}__asyncjs__wasm_poll_socket.sig="iiii";function __asyncjs__js_fd_read(fd,iov,iovcnt,pnum){return Asyncify.handleAsync(async()=>{const returnCallback=resolver=>new Promise(resolver);if(Asyncify?.State?.Normal===undefined||Asyncify?.state===Asyncify?.State?.Normal){var returnCode;var stream;let num=0;try{stream=SYSCALLS.getStreamFromFD(fd);const num=doReadv(stream,iov,iovcnt);HEAPU32[pnum>>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError")){throw e}if(e.errno!==6||!(stream?.fd in PHPWASM.child_proc_by_fd)){HEAPU32[pnum>>2]=0;return returnCode}}}return returnCallback(wakeUp=>{var retries=0;var interval=50;var timeout=5e3;var maxRetries=timeout/interval;function poll(){var returnCode;var stream;let num;try{stream=SYSCALLS.getStreamFromFD(fd);num=doReadv(stream,iov,iovcnt);returnCode=0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError")){console.error(e);throw e}returnCode=e.errno}const success=returnCode===0;const failure=++retries>maxRetries||!(fd in PHPWASM.child_proc_by_fd)||PHPWASM.child_proc_by_fd[fd]?.exited||FS.isClosed(stream);if(success){HEAPU32[pnum>>2]=num;wakeUp(0)}else if(failure){HEAPU32[pnum>>2]=0;wakeUp(returnCode===6?0:returnCode)}else{setTimeout(poll,interval)}}poll()})})}__asyncjs__js_fd_read.sig="iiiii";function __asyncjs__js_module_onMessage(data,response_buffer){return Asyncify.handleAsync(async()=>{if(Module["onMessage"]){const dataStr=UTF8ToString(data);return Module["onMessage"](dataStr).then(response=>{const responseBytes=typeof response==="string"?(new TextEncoder).encode(response):response;const responseSize=responseBytes.byteLength;const responsePtr=_malloc(responseSize+1);HEAPU8.set(responseBytes,responsePtr);HEAPU8[responsePtr+responseSize]=0;HEAPU8[response_buffer]=responsePtr;HEAPU8[response_buffer+1]=responsePtr>>8;HEAPU8[response_buffer+2]=responsePtr>>16;HEAPU8[response_buffer+3]=responsePtr>>24;return responseSize}).catch(e=>{console.error(e);return-1})}})}__asyncjs__js_module_onMessage.sig="iii";class ExitStatus{name="ExitStatus";constructor(status){this.message=`Program terminated with exit(${status})`;this.status=status}} +ExitStatus = class PHPExitStatus extends Error { +constructor(status) { + super(status); + this.name = "ExitStatus"; + this.message = "Program terminated with exit(" + status + ")"; + this.status = status; + } +};var callRuntimeCallbacks=callbacks=>{while(callbacks.length>0){callbacks.shift()(Module)}};var noExitRuntime=Module["noExitRuntime"]||false;function _SharpYuvConvert(){abort("missing function: SharpYuvConvert")}_SharpYuvConvert.stub=true;function _SharpYuvGetConversionMatrix(){abort("missing function: SharpYuvGetConversionMatrix")}_SharpYuvGetConversionMatrix.stub=true;function _SharpYuvInit(){abort("missing function: SharpYuvInit")}_SharpYuvInit.stub=true;var UTF8Decoder=typeof TextDecoder!="undefined"?new TextDecoder:undefined;var UTF8ArrayToString=(heapOrArray,idx=0,maxBytesToRead=NaN)=>{var endIdx=idx+maxBytesToRead;var endPtr=idx;while(heapOrArray[endPtr]&&!(endPtr>=endIdx))++endPtr;if(endPtr-idx>16&&heapOrArray.buffer&&UTF8Decoder){return UTF8Decoder.decode(heapOrArray.subarray(idx,endPtr))}var str="";while(idx>10,56320|ch&1023)}}return str};var UTF8ToString=(ptr,maxBytesToRead)=>ptr?UTF8ArrayToString(HEAPU8,ptr,maxBytesToRead):"";Module["UTF8ToString"]=UTF8ToString;var ___assert_fail=(condition,filename,line,func)=>abort(`Assertion failed: ${UTF8ToString(condition)}, at: `+[filename?UTF8ToString(filename):"unknown filename",line,func?UTF8ToString(func):"unknown function"]);var wasmTableMirror=[];var wasmTable;var getWasmTableEntry=funcPtr=>{var func=wasmTableMirror[funcPtr];if(!func){if(funcPtr>=wasmTableMirror.length)wasmTableMirror.length=funcPtr+1;wasmTableMirror[funcPtr]=func=wasmTable.get(funcPtr);if(Asyncify.isAsyncExport(func)){wasmTableMirror[funcPtr]=func=Asyncify.makeAsyncFunction(func)}}return func};var ___call_sighandler=(fp,sig)=>getWasmTableEntry(fp)(sig);var initRandomFill=()=>{if(typeof crypto=="object"&&typeof crypto["getRandomValues"]=="function"){return view=>crypto.getRandomValues(view)}else abort("initRandomDevice")};var randomFill=view=>(randomFill=initRandomFill())(view);var PATH={isAbs:path=>path.charAt(0)==="/",splitPath:filename=>{var splitPathRe=/^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/;return splitPathRe.exec(filename).slice(1)},normalizeArray:(parts,allowAboveRoot)=>{var up=0;for(var i=parts.length-1;i>=0;i--){var last=parts[i];if(last==="."){parts.splice(i,1)}else if(last===".."){parts.splice(i,1);up++}else if(up){parts.splice(i,1);up--}}if(allowAboveRoot){for(;up;up--){parts.unshift("..")}}return parts},normalize:path=>{var isAbsolute=PATH.isAbs(path),trailingSlash=path.substr(-1)==="/";path=PATH.normalizeArray(path.split("/").filter(p=>!!p),!isAbsolute).join("/");if(!path&&!isAbsolute){path="."}if(path&&trailingSlash){path+="/"}return(isAbsolute?"/":"")+path},dirname:path=>{var result=PATH.splitPath(path),root=result[0],dir=result[1];if(!root&&!dir){return"."}if(dir){dir=dir.substr(0,dir.length-1)}return root+dir},basename:path=>{if(path==="/")return"/";path=PATH.normalize(path);path=path.replace(/\/$/,"");var lastSlash=path.lastIndexOf("/");if(lastSlash===-1)return path;return path.substr(lastSlash+1)},join:(...paths)=>PATH.normalize(paths.join("/")),join2:(l,r)=>PATH.normalize(l+"/"+r)};var PATH_FS={resolve:(...args)=>{var resolvedPath="",resolvedAbsolute=false;for(var i=args.length-1;i>=-1&&!resolvedAbsolute;i--){var path=i>=0?args[i]:FS.cwd();if(typeof path!="string"){throw new TypeError("Arguments to path.resolve must be strings")}else if(!path){return""}resolvedPath=path+"/"+resolvedPath;resolvedAbsolute=PATH.isAbs(path)}resolvedPath=PATH.normalizeArray(resolvedPath.split("/").filter(p=>!!p),!resolvedAbsolute).join("/");return(resolvedAbsolute?"/":"")+resolvedPath||"."},relative:(from,to)=>{from=PATH_FS.resolve(from).substr(1);to=PATH_FS.resolve(to).substr(1);function trim(arr){var start=0;for(;start=0;end--){if(arr[end]!=="")break}if(start>end)return[];return arr.slice(start,end-start+1)}var fromParts=trim(from.split("/"));var toParts=trim(to.split("/"));var length=Math.min(fromParts.length,toParts.length);var samePartsLength=length;for(var i=0;i{var len=0;for(var i=0;i=55296&&c<=57343){len+=4;++i}else{len+=3}}return len};Module["lengthBytesUTF8"]=lengthBytesUTF8;var stringToUTF8Array=(str,heap,outIdx,maxBytesToWrite)=>{if(!(maxBytesToWrite>0))return 0;var startIdx=outIdx;var endIdx=outIdx+maxBytesToWrite-1;for(var i=0;i=55296&&u<=57343){var u1=str.charCodeAt(++i);u=65536+((u&1023)<<10)|u1&1023}if(u<=127){if(outIdx>=endIdx)break;heap[outIdx++]=u}else if(u<=2047){if(outIdx+1>=endIdx)break;heap[outIdx++]=192|u>>6;heap[outIdx++]=128|u&63}else if(u<=65535){if(outIdx+2>=endIdx)break;heap[outIdx++]=224|u>>12;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}else{if(outIdx+3>=endIdx)break;heap[outIdx++]=240|u>>18;heap[outIdx++]=128|u>>12&63;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}}heap[outIdx]=0;return outIdx-startIdx};function intArrayFromString(stringy,dontAddNull,length){var len=length>0?length:lengthBytesUTF8(stringy)+1;var u8array=new Array(len);var numBytesWritten=stringToUTF8Array(stringy,u8array,0,u8array.length);if(dontAddNull)u8array.length=numBytesWritten;return u8array}var FS_stdin_getChar=()=>{if(!FS_stdin_getChar_buffer.length){var result=null;if(typeof window!="undefined"&&typeof window.prompt=="function"){result=window.prompt("Input: ");if(result!==null){result+="\n"}}else{}if(!result){return null}FS_stdin_getChar_buffer=intArrayFromString(result,true)}return FS_stdin_getChar_buffer.shift()};var TTY={ttys:[],init(){},shutdown(){},register(dev,ops){TTY.ttys[dev]={input:[],output:[],ops};FS.registerDevice(dev,TTY.stream_ops)},stream_ops:{open(stream){var tty=TTY.ttys[stream.node.rdev];if(!tty){throw new FS.ErrnoError(43)}stream.tty=tty;stream.seekable=false},close(stream){stream.tty.ops.fsync(stream.tty)},fsync(stream){stream.tty.ops.fsync(stream.tty)},read(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.get_char){throw new FS.ErrnoError(60)}var bytesRead=0;for(var i=0;i0){out(UTF8ArrayToString(tty.output));tty.output=[]}},ioctl_tcgets(tty){return{c_iflag:25856,c_oflag:5,c_cflag:191,c_lflag:35387,c_cc:[3,28,127,21,4,0,1,0,17,19,26,0,18,15,23,22,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]}},ioctl_tcsets(tty,optional_actions,data){return 0},ioctl_tiocgwinsz(tty){return[24,80]}},default_tty1_ops:{put_char(tty,val){if(val===null||val===10){err(UTF8ArrayToString(tty.output));tty.output=[]}else{if(val!=0)tty.output.push(val)}},fsync(tty){if(tty.output&&tty.output.length>0){err(UTF8ArrayToString(tty.output));tty.output=[]}}}};var zeroMemory=(address,size)=>{HEAPU8.fill(0,address,address+size)};var alignMemory=(size,alignment)=>Math.ceil(size/alignment)*alignment;var mmapAlloc=size=>{size=alignMemory(size,65536);var ptr=_emscripten_builtin_memalign(65536,size);if(ptr)zeroMemory(ptr,size);return ptr};var MEMFS={ops_table:null,mount(mount){return MEMFS.createNode(null,"/",16895,0)},createNode(parent,name,mode,dev){if(FS.isBlkdev(mode)||FS.isFIFO(mode)){throw new FS.ErrnoError(63)}MEMFS.ops_table||={dir:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,lookup:MEMFS.node_ops.lookup,mknod:MEMFS.node_ops.mknod,rename:MEMFS.node_ops.rename,unlink:MEMFS.node_ops.unlink,rmdir:MEMFS.node_ops.rmdir,readdir:MEMFS.node_ops.readdir,symlink:MEMFS.node_ops.symlink},stream:{llseek:MEMFS.stream_ops.llseek}},file:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:{llseek:MEMFS.stream_ops.llseek,read:MEMFS.stream_ops.read,write:MEMFS.stream_ops.write,allocate:MEMFS.stream_ops.allocate,mmap:MEMFS.stream_ops.mmap,msync:MEMFS.stream_ops.msync}},link:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,readlink:MEMFS.node_ops.readlink},stream:{}},chrdev:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:FS.chrdev_stream_ops}};var node=FS.createNode(parent,name,mode,dev);if(FS.isDir(node.mode)){node.node_ops=MEMFS.ops_table.dir.node;node.stream_ops=MEMFS.ops_table.dir.stream;node.contents={}}else if(FS.isFile(node.mode)){node.node_ops=MEMFS.ops_table.file.node;node.stream_ops=MEMFS.ops_table.file.stream;node.usedBytes=0;node.contents=null}else if(FS.isLink(node.mode)){node.node_ops=MEMFS.ops_table.link.node;node.stream_ops=MEMFS.ops_table.link.stream}else if(FS.isChrdev(node.mode)){node.node_ops=MEMFS.ops_table.chrdev.node;node.stream_ops=MEMFS.ops_table.chrdev.stream}node.atime=node.mtime=node.ctime=Date.now();if(parent){parent.contents[name]=node;parent.atime=parent.mtime=parent.ctime=node.atime}return node},getFileDataAsTypedArray(node){if(!node.contents)return new Uint8Array(0);if(node.contents.subarray)return node.contents.subarray(0,node.usedBytes);return new Uint8Array(node.contents)},expandFileStorage(node,newCapacity){var prevCapacity=node.contents?node.contents.length:0;if(prevCapacity>=newCapacity)return;var CAPACITY_DOUBLING_MAX=1024*1024;newCapacity=Math.max(newCapacity,prevCapacity*(prevCapacity>>0);if(prevCapacity!=0)newCapacity=Math.max(newCapacity,256);var oldContents=node.contents;node.contents=new Uint8Array(newCapacity);if(node.usedBytes>0)node.contents.set(oldContents.subarray(0,node.usedBytes),0)},resizeFileStorage(node,newSize){if(node.usedBytes==newSize)return;if(newSize==0){node.contents=null;node.usedBytes=0}else{var oldContents=node.contents;node.contents=new Uint8Array(newSize);if(oldContents){node.contents.set(oldContents.subarray(0,Math.min(newSize,node.usedBytes)))}node.usedBytes=newSize}},node_ops:{getattr(node){var attr={};attr.dev=FS.isChrdev(node.mode)?node.id:1;attr.ino=node.id;attr.mode=node.mode;attr.nlink=1;attr.uid=0;attr.gid=0;attr.rdev=node.rdev;if(FS.isDir(node.mode)){attr.size=4096}else if(FS.isFile(node.mode)){attr.size=node.usedBytes}else if(FS.isLink(node.mode)){attr.size=node.link.length}else{attr.size=0}attr.atime=new Date(node.atime);attr.mtime=new Date(node.mtime);attr.ctime=new Date(node.ctime);attr.blksize=4096;attr.blocks=Math.ceil(attr.size/attr.blksize);return attr},setattr(node,attr){for(const key of["mode","atime","mtime","ctime"]){if(attr[key]){node[key]=attr[key]}}if(attr.size!==undefined){MEMFS.resizeFileStorage(node,attr.size)}},lookup(parent,name){throw MEMFS.doesNotExistError},mknod(parent,name,mode,dev){return MEMFS.createNode(parent,name,mode,dev)},rename(old_node,new_dir,new_name){var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(new_node){if(FS.isDir(old_node.mode)){for(var i in new_node.contents){throw new FS.ErrnoError(55)}}FS.hashRemoveNode(new_node)}delete old_node.parent.contents[old_node.name];new_dir.contents[new_name]=old_node;old_node.name=new_name;new_dir.ctime=new_dir.mtime=old_node.parent.ctime=old_node.parent.mtime=Date.now()},unlink(parent,name){delete parent.contents[name];parent.ctime=parent.mtime=Date.now()},rmdir(parent,name){var node=FS.lookupNode(parent,name);for(var i in node.contents){throw new FS.ErrnoError(55)}delete parent.contents[name];parent.ctime=parent.mtime=Date.now()},readdir(node){return[".","..",...Object.keys(node.contents)]},symlink(parent,newname,oldpath){var node=MEMFS.createNode(parent,newname,511|40960,0);node.link=oldpath;return node},readlink(node){if(!FS.isLink(node.mode)){throw new FS.ErrnoError(28)}return node.link}},stream_ops:{read(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=stream.node.usedBytes)return 0;var size=Math.min(stream.node.usedBytes-position,length);if(size>8&&contents.subarray){buffer.set(contents.subarray(position,position+size),offset)}else{for(var i=0;i0||position+length{var arrayBuffer=await readAsync(url);return new Uint8Array(arrayBuffer)};asyncLoad.isAsync=true;var FS_createDataFile=(parent,name,fileData,canRead,canWrite,canOwn)=>{FS.createDataFile(parent,name,fileData,canRead,canWrite,canOwn)};var preloadPlugins=Module["preloadPlugins"]||[];var FS_handledByPreloadPlugin=(byteArray,fullname,finish,onerror)=>{if(typeof Browser!="undefined")Browser.init();var handled=false;preloadPlugins.forEach(plugin=>{if(handled)return;if(plugin["canHandle"](fullname)){plugin["handle"](byteArray,fullname,finish,onerror);handled=true}});return handled};var FS_createPreloadedFile=(parent,name,url,canRead,canWrite,onload,onerror,dontCreateFile,canOwn,preFinish)=>{var fullname=name?PATH_FS.resolve(PATH.join2(parent,name)):parent;var dep=getUniqueRunDependency(`cp ${fullname}`);function processData(byteArray){function finish(byteArray){preFinish?.();if(!dontCreateFile){FS_createDataFile(parent,name,byteArray,canRead,canWrite,canOwn)}onload?.();removeRunDependency(dep)}if(FS_handledByPreloadPlugin(byteArray,fullname,finish,()=>{onerror?.();removeRunDependency(dep)})){return}finish(byteArray)}addRunDependency(dep);if(typeof url=="string"){asyncLoad(url).then(processData,onerror)}else{processData(url)}};var FS_modeStringToFlags=str=>{var flagModes={r:0,"r+":2,w:512|64|1,"w+":512|64|2,a:1024|64|1,"a+":1024|64|2};var flags=flagModes[str];if(typeof flags=="undefined"){throw new Error(`Unknown file open mode: ${str}`)}return flags};var FS_getMode=(canRead,canWrite)=>{var mode=0;if(canRead)mode|=292|73;if(canWrite)mode|=146;return mode};var ERRNO_CODES={EPERM:63,ENOENT:44,ESRCH:71,EINTR:27,EIO:29,ENXIO:60,E2BIG:1,ENOEXEC:45,EBADF:8,ECHILD:12,EAGAIN:6,EWOULDBLOCK:6,ENOMEM:48,EACCES:2,EFAULT:21,ENOTBLK:105,EBUSY:10,EEXIST:20,EXDEV:75,ENODEV:43,ENOTDIR:54,EISDIR:31,EINVAL:28,ENFILE:41,EMFILE:33,ENOTTY:59,ETXTBSY:74,EFBIG:22,ENOSPC:51,ESPIPE:70,EROFS:69,EMLINK:34,EPIPE:64,EDOM:18,ERANGE:68,ENOMSG:49,EIDRM:24,ECHRNG:106,EL2NSYNC:156,EL3HLT:107,EL3RST:108,ELNRNG:109,EUNATCH:110,ENOCSI:111,EL2HLT:112,EDEADLK:16,ENOLCK:46,EBADE:113,EBADR:114,EXFULL:115,ENOANO:104,EBADRQC:103,EBADSLT:102,EDEADLOCK:16,EBFONT:101,ENOSTR:100,ENODATA:116,ETIME:117,ENOSR:118,ENONET:119,ENOPKG:120,EREMOTE:121,ENOLINK:47,EADV:122,ESRMNT:123,ECOMM:124,EPROTO:65,EMULTIHOP:36,EDOTDOT:125,EBADMSG:9,ENOTUNIQ:126,EBADFD:127,EREMCHG:128,ELIBACC:129,ELIBBAD:130,ELIBSCN:131,ELIBMAX:132,ELIBEXEC:133,ENOSYS:52,ENOTEMPTY:55,ENAMETOOLONG:37,ELOOP:32,EOPNOTSUPP:138,EPFNOSUPPORT:139,ECONNRESET:15,ENOBUFS:42,EAFNOSUPPORT:5,EPROTOTYPE:67,ENOTSOCK:57,ENOPROTOOPT:50,ESHUTDOWN:140,ECONNREFUSED:14,EADDRINUSE:3,ECONNABORTED:13,ENETUNREACH:40,ENETDOWN:38,ETIMEDOUT:73,EHOSTDOWN:142,EHOSTUNREACH:23,EINPROGRESS:26,EALREADY:7,EDESTADDRREQ:17,EMSGSIZE:35,EPROTONOSUPPORT:66,ESOCKTNOSUPPORT:137,EADDRNOTAVAIL:4,ENETRESET:39,EISCONN:30,ENOTCONN:53,ETOOMANYREFS:141,EUSERS:136,EDQUOT:19,ESTALE:72,ENOTSUP:138,ENOMEDIUM:148,EILSEQ:25,EOVERFLOW:61,ECANCELED:11,ENOTRECOVERABLE:56,EOWNERDEAD:62,ESTRPIPE:135};var PROXYFS={mount(mount){return PROXYFS.createNode(null,"/",mount.opts.fs.lstat(mount.opts.root).mode,0)},createNode(parent,name,mode,dev){if(!FS.isDir(mode)&&!FS.isFile(mode)&&!FS.isLink(mode)){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}var node=FS.createNode(parent,name,mode);node.node_ops=PROXYFS.node_ops;node.stream_ops=PROXYFS.stream_ops;return node},realPath(node){var parts=[];while(node.parent!==node){parts.push(node.name);node=node.parent}parts.push(node.mount.opts.root);parts.reverse();return PATH.join(...parts)},node_ops:{getattr(node){var path=PROXYFS.realPath(node);var stat;try{stat=node.mount.opts.fs.lstat(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return{dev:stat.dev,ino:stat.ino,mode:stat.mode,nlink:stat.nlink,uid:stat.uid,gid:stat.gid,rdev:stat.rdev,size:stat.size,atime:stat.atime,mtime:stat.mtime,ctime:stat.ctime,blksize:stat.blksize,blocks:stat.blocks}},setattr(node,attr){var path=PROXYFS.realPath(node);try{if(attr.mode!==undefined){node.mount.opts.fs.chmod(path,attr.mode);node.mode=attr.mode}if(attr.atime||attr.mtime){var atime=new Date(attr.atime||attr.mtime);var mtime=new Date(attr.mtime||attr.atime);node.mount.opts.fs.utime(path,atime,mtime)}if(attr.size!==undefined){node.mount.opts.fs.truncate(path,attr.size)}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},lookup(parent,name){try{var path=PATH.join2(PROXYFS.realPath(parent),name);var mode=parent.mount.opts.fs.lstat(path).mode;var node=PROXYFS.createNode(parent,name,mode);return node}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},mknod(parent,name,mode,dev){var node=PROXYFS.createNode(parent,name,mode,dev);var path=PROXYFS.realPath(node);try{if(FS.isDir(node.mode)){node.mount.opts.fs.mkdir(path,node.mode)}else{node.mount.opts.fs.writeFile(path,"",{mode:node.mode})}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return node},rename(oldNode,newDir,newName){var oldPath=PROXYFS.realPath(oldNode);var newPath=PATH.join2(PROXYFS.realPath(newDir),newName);try{oldNode.mount.opts.fs.rename(oldPath,newPath);oldNode.name=newName}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},unlink(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.unlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},rmdir(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.rmdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readdir(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},symlink(parent,newName,oldPath){var newPath=PATH.join2(PROXYFS.realPath(parent),newName);try{parent.mount.opts.fs.symlink(oldPath,newPath)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readlink(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}}},stream_ops:{open(stream){var path=PROXYFS.realPath(stream.node);try{stream.nfd=stream.node.mount.opts.fs.open(path,stream.flags)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},close(stream){try{stream.node.mount.opts.fs.close(stream.nfd)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},read(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.read(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},write(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.write(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},llseek(stream,offset,whence){var position=offset;if(whence===1){position+=stream.position}else if(whence===2){if(FS.isFile(stream.node.mode)){try{var stat=stream.node.node_ops.getattr(stream.node);position+=stat.size}catch(e){throw new FS.ErrnoError(ERRNO_CODES[e.code])}}}if(position<0){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}return position}}};var FS={root:null,mounts:[],devices:{},streams:[],nextInode:1,nameTable:null,currentPath:"/",initialized:false,ignorePermissions:true,ErrnoError:class{name="ErrnoError";constructor(errno){this.errno=errno}},filesystems:null,syncFSRequests:0,readFiles:{},FSStream:class{shared={};get object(){return this.node}set object(val){this.node=val}get isRead(){return(this.flags&2097155)!==1}get isWrite(){return(this.flags&2097155)!==0}get isAppend(){return this.flags&1024}get flags(){return this.shared.flags}set flags(val){this.shared.flags=val}get position(){return this.shared.position}set position(val){this.shared.position=val}},FSNode:class{node_ops={};stream_ops={};readMode=292|73;writeMode=146;mounted=null;constructor(parent,name,mode,rdev){if(!parent){parent=this}this.parent=parent;this.mount=parent.mount;this.id=FS.nextInode++;this.name=name;this.mode=mode;this.rdev=rdev;this.atime=this.mtime=this.ctime=Date.now()}get read(){return(this.mode&this.readMode)===this.readMode}set read(val){val?this.mode|=this.readMode:this.mode&=~this.readMode}get write(){return(this.mode&this.writeMode)===this.writeMode}set write(val){val?this.mode|=this.writeMode:this.mode&=~this.writeMode}get isFolder(){return FS.isDir(this.mode)}get isDevice(){return FS.isChrdev(this.mode)}},lookupPath(path,opts={}){if(!path)return{path:"",node:null};opts.follow_mount??=true;if(!PATH.isAbs(path)){path=FS.cwd()+"/"+path}linkloop:for(var nlinks=0;nlinks<40;nlinks++){var parts=path.split("/").filter(p=>!!p&&p!==".");var current=FS.root;var current_path="/";for(var i=0;i>>0)%FS.nameTable.length},hashAddNode(node){var hash=FS.hashName(node.parent.id,node.name);node.name_next=FS.nameTable[hash];FS.nameTable[hash]=node},hashRemoveNode(node){var hash=FS.hashName(node.parent.id,node.name);if(FS.nameTable[hash]===node){FS.nameTable[hash]=node.name_next}else{var current=FS.nameTable[hash];while(current){if(current.name_next===node){current.name_next=node.name_next;break}current=current.name_next}}},lookupNode(parent,name){var errCode=FS.mayLookup(parent);if(errCode){throw new FS.ErrnoError(errCode)}var hash=FS.hashName(parent.id,name);for(var node=FS.nameTable[hash];node;node=node.name_next){var nodeName=node.name;if(node.parent.id===parent.id&&nodeName===name){return node}}return FS.lookup(parent,name)},createNode(parent,name,mode,rdev){var node=new FS.FSNode(parent,name,mode,rdev);FS.hashAddNode(node);return node},destroyNode(node){FS.hashRemoveNode(node)},isRoot(node){return node===node.parent},isMountpoint(node){return!!node.mounted},isFile(mode){return(mode&61440)===32768},isDir(mode){return(mode&61440)===16384},isLink(mode){return(mode&61440)===40960},isChrdev(mode){return(mode&61440)===8192},isBlkdev(mode){return(mode&61440)===24576},isFIFO(mode){return(mode&61440)===4096},isSocket(mode){return(mode&49152)===49152},flagsToPermissionString(flag){var perms=["r","w","rw"][flag&3];if(flag&512){perms+="w"}return perms},nodePermissions(node,perms){if(FS.ignorePermissions){return 0}if(perms.includes("r")&&!(node.mode&292)){return 2}else if(perms.includes("w")&&!(node.mode&146)){return 2}else if(perms.includes("x")&&!(node.mode&73)){return 2}return 0},mayLookup(dir){if(!FS.isDir(dir.mode))return 54;var errCode=FS.nodePermissions(dir,"x");if(errCode)return errCode;if(!dir.node_ops.lookup)return 2;return 0},mayCreate(dir,name){if(!FS.isDir(dir.mode)){return 54}try{var node=FS.lookupNode(dir,name);return 20}catch(e){}return FS.nodePermissions(dir,"wx")},mayDelete(dir,name,isdir){var node;try{node=FS.lookupNode(dir,name)}catch(e){return e.errno}var errCode=FS.nodePermissions(dir,"wx");if(errCode){return errCode}if(isdir){if(!FS.isDir(node.mode)){return 54}if(FS.isRoot(node)||FS.getPath(node)===FS.cwd()){return 10}}else{if(FS.isDir(node.mode)){return 31}}return 0},mayOpen(node,flags){if(!node){return 44}if(FS.isLink(node.mode)){return 32}else if(FS.isDir(node.mode)){if(FS.flagsToPermissionString(flags)!=="r"||flags&512){return 31}}return FS.nodePermissions(node,FS.flagsToPermissionString(flags))},MAX_OPEN_FDS:4096,nextfd(){for(var fd=0;fd<=FS.MAX_OPEN_FDS;fd++){if(!FS.streams[fd]){return fd}}throw new FS.ErrnoError(33)},getStreamChecked(fd){var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}return stream},getStream:fd=>FS.streams[fd],createStream(stream,fd=-1){stream=Object.assign(new FS.FSStream,stream);if(fd==-1){fd=FS.nextfd()}stream.fd=fd;FS.streams[fd]=stream;return stream},closeStream(fd){FS.streams[fd]=null},dupStream(origStream,fd=-1){var stream=FS.createStream(origStream,fd);stream.stream_ops?.dup?.(stream);return stream},chrdev_stream_ops:{open(stream){var device=FS.getDevice(stream.node.rdev);stream.stream_ops=device.stream_ops;stream.stream_ops.open?.(stream)},llseek(){throw new FS.ErrnoError(70)}},major:dev=>dev>>8,minor:dev=>dev&255,makedev:(ma,mi)=>ma<<8|mi,registerDevice(dev,ops){FS.devices[dev]={stream_ops:ops}},getDevice:dev=>FS.devices[dev],getMounts(mount){var mounts=[];var check=[mount];while(check.length){var m=check.pop();mounts.push(m);check.push(...m.mounts)}return mounts},syncfs(populate,callback){if(typeof populate=="function"){callback=populate;populate=false}FS.syncFSRequests++;if(FS.syncFSRequests>1){err(`warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work`)}var mounts=FS.getMounts(FS.root.mount);var completed=0;function doCallback(errCode){FS.syncFSRequests--;return callback(errCode)}function done(errCode){if(errCode){if(!done.errored){done.errored=true;return doCallback(errCode)}return}if(++completed>=mounts.length){doCallback(null)}}mounts.forEach(mount=>{if(!mount.type.syncfs){return done(null)}mount.type.syncfs(mount,populate,done)})},mount(type,opts,mountpoint){var root=mountpoint==="/";var pseudo=!mountpoint;var node;if(root&&FS.root){throw new FS.ErrnoError(10)}else if(!root&&!pseudo){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});mountpoint=lookup.path;node=lookup.node;if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}if(!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}}var mount={type,opts,mountpoint,mounts:[]};var mountRoot=type.mount(mount);mountRoot.mount=mount;mount.root=mountRoot;if(root){FS.root=mountRoot}else if(node){node.mounted=mount;if(node.mount){node.mount.mounts.push(mount)}}return mountRoot},unmount(mountpoint){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});if(!FS.isMountpoint(lookup.node)){throw new FS.ErrnoError(28)}var node=lookup.node;var mount=node.mounted;var mounts=FS.getMounts(mount);Object.keys(FS.nameTable).forEach(hash=>{var current=FS.nameTable[hash];while(current){var next=current.name_next;if(mounts.includes(current.mount)){FS.destroyNode(current)}current=next}});node.mounted=null;var idx=node.mount.mounts.indexOf(mount);node.mount.mounts.splice(idx,1)},lookup(parent,name){return parent.node_ops.lookup(parent,name)},mknod(path,mode,dev){var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);if(!name||name==="."||name===".."){throw new FS.ErrnoError(28)}var errCode=FS.mayCreate(parent,name);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.mknod){throw new FS.ErrnoError(63)}return parent.node_ops.mknod(parent,name,mode,dev)},statfs(path){var rtn={bsize:4096,frsize:4096,blocks:1e6,bfree:5e5,bavail:5e5,files:FS.nextInode,ffree:FS.nextInode-1,fsid:42,flags:2,namelen:255};var parent=FS.lookupPath(path,{follow:true}).node;if(parent?.node_ops.statfs){Object.assign(rtn,parent.node_ops.statfs(parent.mount.opts.root))}return rtn},create(path,mode=438){mode&=4095;mode|=32768;return FS.mknod(path,mode,0)},mkdir(path,mode=511){mode&=511|512;mode|=16384;return FS.mknod(path,mode,0)},mkdirTree(path,mode){var dirs=path.split("/");var d="";for(var i=0;iFS.currentPath,chdir(path){var lookup=FS.lookupPath(path,{follow:true});if(lookup.node===null){throw new FS.ErrnoError(44)}if(!FS.isDir(lookup.node.mode)){throw new FS.ErrnoError(54)}var errCode=FS.nodePermissions(lookup.node,"x");if(errCode){throw new FS.ErrnoError(errCode)}FS.currentPath=lookup.path},createDefaultDirectories(){FS.mkdir("/tmp");FS.mkdir("/home");FS.mkdir("/home/web_user")},createDefaultDevices(){FS.mkdir("/dev");FS.registerDevice(FS.makedev(1,3),{read:()=>0,write:(stream,buffer,offset,length,pos)=>length,llseek:()=>0});FS.mkdev("/dev/null",FS.makedev(1,3));TTY.register(FS.makedev(5,0),TTY.default_tty_ops);TTY.register(FS.makedev(6,0),TTY.default_tty1_ops);FS.mkdev("/dev/tty",FS.makedev(5,0));FS.mkdev("/dev/tty1",FS.makedev(6,0));var randomBuffer=new Uint8Array(1024),randomLeft=0;var randomByte=()=>{if(randomLeft===0){randomLeft=randomFill(randomBuffer).byteLength}return randomBuffer[--randomLeft]};FS.createDevice("/dev","random",randomByte);FS.createDevice("/dev","urandom",randomByte);FS.mkdir("/dev/shm");FS.mkdir("/dev/shm/tmp")},createSpecialDirectories(){FS.mkdir("/proc");var proc_self=FS.mkdir("/proc/self");FS.mkdir("/proc/self/fd");FS.mount({mount(){var node=FS.createNode(proc_self,"fd",16895,73);node.stream_ops={llseek:MEMFS.stream_ops.llseek};node.node_ops={lookup(parent,name){var fd=+name;var stream=FS.getStreamChecked(fd);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path},id:fd+1};ret.parent=ret;return ret},readdir(){return Array.from(FS.streams.entries()).filter(([k,v])=>v).map(([k,v])=>k.toString())}};return node}},{},"/proc/self/fd")},createStandardStreams(input,output,error){if(input){FS.createDevice("/dev","stdin",input)}else{FS.symlink("/dev/tty","/dev/stdin")}if(output){FS.createDevice("/dev","stdout",null,output)}else{FS.symlink("/dev/tty","/dev/stdout")}if(error){FS.createDevice("/dev","stderr",null,error)}else{FS.symlink("/dev/tty1","/dev/stderr")}var stdin=FS.open("/dev/stdin",0);var stdout=FS.open("/dev/stdout",1);var stderr=FS.open("/dev/stderr",1)},staticInit(){FS.nameTable=new Array(4096);FS.mount(MEMFS,{},"/");FS.createDefaultDirectories();FS.createDefaultDevices();FS.createSpecialDirectories();FS.filesystems={MEMFS,PROXYFS}},init(input,output,error){FS.initialized=true;input??=Module["stdin"];output??=Module["stdout"];error??=Module["stderr"];FS.createStandardStreams(input,output,error)},quit(){FS.initialized=false;_fflush(0);for(var i=0;ithis.length-1||idx<0){return undefined}var chunkOffset=idx%this.chunkSize;var chunkNum=idx/this.chunkSize|0;return this.getter(chunkNum)[chunkOffset]}setDataGetter(getter){this.getter=getter}cacheLength(){var xhr=new XMLHttpRequest;xhr.open("HEAD",url,false);xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);var datalength=Number(xhr.getResponseHeader("Content-length"));var header;var hasByteServing=(header=xhr.getResponseHeader("Accept-Ranges"))&&header==="bytes";var usesGzip=(header=xhr.getResponseHeader("Content-Encoding"))&&header==="gzip";var chunkSize=1024*1024;if(!hasByteServing)chunkSize=datalength;var doXHR=(from,to)=>{if(from>to)throw new Error("invalid range ("+from+", "+to+") or no bytes requested!");if(to>datalength-1)throw new Error("only "+datalength+" bytes available! programmer error!");var xhr=new XMLHttpRequest;xhr.open("GET",url,false);if(datalength!==chunkSize)xhr.setRequestHeader("Range","bytes="+from+"-"+to);xhr.responseType="arraybuffer";if(xhr.overrideMimeType){xhr.overrideMimeType("text/plain; charset=x-user-defined")}xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);if(xhr.response!==undefined){return new Uint8Array(xhr.response||[])}return intArrayFromString(xhr.responseText||"",true)};var lazyArray=this;lazyArray.setDataGetter(chunkNum=>{var start=chunkNum*chunkSize;var end=(chunkNum+1)*chunkSize-1;end=Math.min(end,datalength-1);if(typeof lazyArray.chunks[chunkNum]=="undefined"){lazyArray.chunks[chunkNum]=doXHR(start,end)}if(typeof lazyArray.chunks[chunkNum]=="undefined")throw new Error("doXHR failed!");return lazyArray.chunks[chunkNum]});if(usesGzip||!datalength){chunkSize=datalength=1;datalength=this.getter(0).length;chunkSize=datalength;out("LazyFiles on gzip forces download of the whole file when length is accessed")}this._length=datalength;this._chunkSize=chunkSize;this.lengthKnown=true}get length(){if(!this.lengthKnown){this.cacheLength()}return this._length}get chunkSize(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}}if(typeof XMLHttpRequest!="undefined"){if(!ENVIRONMENT_IS_WORKER)throw"Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc";var lazyArray=new LazyUint8Array;var properties={isDevice:false,contents:lazyArray}}else{var properties={isDevice:false,url}}var node=FS.createFile(parent,name,properties,canRead,canWrite);if(properties.contents){node.contents=properties.contents}else if(properties.url){node.contents=null;node.url=properties.url}Object.defineProperties(node,{usedBytes:{get:function(){return this.contents.length}}});var stream_ops={};var keys=Object.keys(node.stream_ops);keys.forEach(key=>{var fn=node.stream_ops[key];stream_ops[key]=(...args)=>{FS.forceLoadFile(node);return fn(...args)}});function writeChunks(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=contents.length)return 0;var size=Math.min(contents.length-position,length);if(contents.slice){for(var i=0;i{FS.forceLoadFile(node);return writeChunks(stream,buffer,offset,length,position)};stream_ops.mmap=(stream,length,position,prot,flags)=>{FS.forceLoadFile(node);var ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}writeChunks(stream,HEAP8,ptr,length,position);return{ptr,allocated:true}};node.stream_ops=stream_ops;return node}};Module["FS"]=FS;var SOCKFS={websocketArgs:{},callbacks:{},on(event,callback){SOCKFS.callbacks[event]=callback},emit(event,param){SOCKFS.callbacks[event]?.(param)},mount(mount){SOCKFS.websocketArgs=Module["websocket"]||{};(Module["websocket"]??={})["on"]=SOCKFS.on;return FS.createNode(null,"/",16895,0)},createSocket(family,type,protocol){type&=~526336;var streaming=type==1;if(streaming&&protocol&&protocol!=6){throw new FS.ErrnoError(66)}var sock={family,type,protocol,server:null,error:null,peers:{},pending:[],recv_queue:[],sock_ops:SOCKFS.websocket_sock_ops};var name=SOCKFS.nextname();var node=FS.createNode(SOCKFS.root,name,49152,0);node.sock=sock;var stream=FS.createStream({path:name,node,flags:2,seekable:false,stream_ops:SOCKFS.stream_ops});sock.stream=stream;return sock},getSocket(fd){var stream=FS.getStream(fd);if(!stream||!FS.isSocket(stream.node.mode)){return null}return stream.node.sock},stream_ops:{poll(stream){var sock=stream.node.sock;return sock.sock_ops.poll(sock)},ioctl(stream,request,varargs){var sock=stream.node.sock;return sock.sock_ops.ioctl(sock,request,varargs)},read(stream,buffer,offset,length,position){var sock=stream.node.sock;var msg=sock.sock_ops.recvmsg(sock,length);if(!msg){return 0}buffer.set(msg.buffer,offset);return msg.buffer.length},write(stream,buffer,offset,length,position){var sock=stream.node.sock;return sock.sock_ops.sendmsg(sock,buffer,offset,length)},close(stream){var sock=stream.node.sock;sock.sock_ops.close(sock)}},nextname(){if(!SOCKFS.nextname.current){SOCKFS.nextname.current=0}return`socket[${SOCKFS.nextname.current++}]`},websocket_sock_ops:{createPeer(sock,addr,port){var ws;if(typeof addr=="object"){ws=addr;addr=null;port=null}if(ws){if(ws._socket){addr=ws._socket.remoteAddress;port=ws._socket.remotePort}else{var result=/ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url);if(!result){throw new Error("WebSocket URL must be in the format ws(s)://address:port")}addr=result[1];port=parseInt(result[2],10)}}else{try{var url="ws:#".replace("#","//");var subProtocols="binary";var opts=undefined;if("function"===typeof SOCKFS.websocketArgs["url"]) { +url = SOCKFS.websocketArgs["url"](...arguments); +}else if ("string" === typeof SOCKFS.websocketArgs["url"]){url=SOCKFS.websocketArgs["url"]}if(SOCKFS.websocketArgs["subprotocol"]){subProtocols=SOCKFS.websocketArgs["subprotocol"]}else if(SOCKFS.websocketArgs["subprotocol"]===null){subProtocols="null"}if(url==="ws://"||url==="wss://"){var parts=addr.split("/");url=url+parts[0]+":"+port+"/"+parts.slice(1).join("/")}if(subProtocols!=="null"){subProtocols=subProtocols.replace(/^ +| +$/g,"").split(/ *, */);opts=subProtocols}var WebSocketConstructor;{WebSocketConstructor=WebSocket}if (Module['websocket']['decorator']) {WebSocketConstructor = Module['websocket']['decorator'](WebSocketConstructor);}ws = new WebSocketConstructor(url,opts);ws.binaryType="arraybuffer"}catch(e){throw new FS.ErrnoError(23)}}var peer={addr,port,socket:ws,msg_send_queue:[]};SOCKFS.websocket_sock_ops.addPeer(sock,peer);SOCKFS.websocket_sock_ops.handlePeerEvents(sock,peer);if(sock.type===2&&typeof sock.sport!="undefined"){peer.msg_send_queue.push(new Uint8Array([255,255,255,255,"p".charCodeAt(0),"o".charCodeAt(0),"r".charCodeAt(0),"t".charCodeAt(0),(sock.sport&65280)>>8,sock.sport&255]))}return peer},getPeer(sock,addr,port){return sock.peers[addr+":"+port]},addPeer(sock,peer){sock.peers[peer.addr+":"+peer.port]=peer},removePeer(sock,peer){delete sock.peers[peer.addr+":"+peer.port]},handlePeerEvents(sock,peer){var first=true;var handleOpen=function(){sock.connecting=false;SOCKFS.emit("open",sock.stream.fd);try{var queued=peer.msg_send_queue.shift();while(queued){peer.socket.send(queued);queued=peer.msg_send_queue.shift()}}catch(e){peer.socket.close()}};function handleMessage(data){if(typeof data=="string"){var encoder=new TextEncoder;data=encoder.encode(data)}else{assert(data.byteLength!==undefined);if(data.byteLength==0){return}data=new Uint8Array(data)}var wasfirst=first;first=false;if(wasfirst&&data.length===10&&data[0]===255&&data[1]===255&&data[2]===255&&data[3]===255&&data[4]==="p".charCodeAt(0)&&data[5]==="o".charCodeAt(0)&&data[6]==="r".charCodeAt(0)&&data[7]==="t".charCodeAt(0)){var newport=data[8]<<8|data[9];SOCKFS.websocket_sock_ops.removePeer(sock,peer);peer.port=newport;SOCKFS.websocket_sock_ops.addPeer(sock,peer);return}sock.recv_queue.push({addr:peer.addr,port:peer.port,data});SOCKFS.emit("message",sock.stream.fd)}if(ENVIRONMENT_IS_NODE){peer.socket.on("open",handleOpen);peer.socket.on("message",function(data,isBinary){if(!isBinary){return}handleMessage(new Uint8Array(data).buffer)});peer.socket.on("close",function(){SOCKFS.emit("close",sock.stream.fd)});peer.socket.on("error",function(error){sock.error=14;SOCKFS.emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])})}else{peer.socket.onopen=handleOpen;peer.socket.onclose=function(){SOCKFS.emit("close",sock.stream.fd)};peer.socket.onmessage=function peer_socket_onmessage(event){handleMessage(event.data)};peer.socket.onerror=function(error){sock.error=14;SOCKFS.emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])}}},poll(sock){if(sock.type===1&&sock.server){return sock.pending.length?64|1:0}var mask=0;var dest=sock.type===1?SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport):null;if(sock.recv_queue.length||!dest||dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=64|1}if(!dest||dest&&dest.socket.readyState===dest.socket.OPEN){mask|=4}if(dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){if(sock.connecting){mask|=4}else{mask|=16}}return mask},ioctl(sock,request,arg){switch(request){case 21531:var bytes=0;if(sock.recv_queue.length){bytes=sock.recv_queue[0].data.length}HEAP32[arg>>2]=bytes;return 0;default:return 28}},close(sock){if(sock.server){try{sock.server.close()}catch(e){}sock.server=null}var peers=Object.keys(sock.peers);for(var i=0;i{var socket=SOCKFS.getSocket(fd);if(!socket)throw new FS.ErrnoError(8);return socket};var inetPton4=str=>{var b=str.split(".");for(var i=0;i<4;i++){var tmp=Number(b[i]);if(isNaN(tmp))return null;b[i]=tmp}return(b[0]|b[1]<<8|b[2]<<16|b[3]<<24)>>>0};var jstoi_q=str=>parseInt(str);var inetPton6=str=>{var words;var w,offset,z;var valid6regx=/^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i;var parts=[];if(!valid6regx.test(str)){return null}if(str==="::"){return[0,0,0,0,0,0,0,0]}if(str.startsWith("::")){str=str.replace("::","Z:")}else{str=str.replace("::",":Z:")}if(str.indexOf(".")>0){str=str.replace(new RegExp("[.]","g"),":");words=str.split(":");words[words.length-4]=jstoi_q(words[words.length-4])+jstoi_q(words[words.length-3])*256;words[words.length-3]=jstoi_q(words[words.length-2])+jstoi_q(words[words.length-1])*256;words=words.slice(0,words.length-2)}else{words=str.split(":")}offset=0;z=0;for(w=0;w{switch(family){case 2:addr=inetPton4(addr);zeroMemory(sa,16);if(addrlen){HEAP32[addrlen>>2]=16}HEAP16[sa>>1]=family;HEAP32[sa+4>>2]=addr;HEAP16[sa+2>>1]=_htons(port);break;case 10:addr=inetPton6(addr);zeroMemory(sa,28);if(addrlen){HEAP32[addrlen>>2]=28}HEAP32[sa>>2]=family;HEAP32[sa+8>>2]=addr[0];HEAP32[sa+12>>2]=addr[1];HEAP32[sa+16>>2]=addr[2];HEAP32[sa+20>>2]=addr[3];HEAP16[sa+2>>1]=_htons(port);break;default:return 5}return 0};var DNS={address_map:{id:1,addrs:{},names:{}},lookup_name(name){var res=inetPton4(name);if(res!==null){return name}res=inetPton6(name);if(res!==null){return name}var addr;if(DNS.address_map.addrs[name]){addr=DNS.address_map.addrs[name]}else{var id=DNS.address_map.id++;assert(id<65535,"exceeded max address mappings of 65535");addr="172.29."+(id&255)+"."+(id&65280);DNS.address_map.names[addr]=name;DNS.address_map.addrs[name]=addr}return addr},lookup_addr(addr){if(DNS.address_map.names[addr]){return DNS.address_map.names[addr]}return null}};function ___syscall_accept4(fd,addr,addrlen,flags,d1,d2){try{var sock=getSocketFromFD(fd);var newsock=sock.sock_ops.accept(sock);if(addr){var errno=writeSockaddr(addr,newsock.family,DNS.lookup_name(newsock.daddr),newsock.dport,addrlen)}return newsock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var inetNtop4=addr=>(addr&255)+"."+(addr>>8&255)+"."+(addr>>16&255)+"."+(addr>>24&255);var inetNtop6=ints=>{var str="";var word=0;var longest=0;var lastzero=0;var zstart=0;var len=0;var i=0;var parts=[ints[0]&65535,ints[0]>>16,ints[1]&65535,ints[1]>>16,ints[2]&65535,ints[2]>>16,ints[3]&65535,ints[3]>>16];var hasipv4=true;var v4part="";for(i=0;i<5;i++){if(parts[i]!==0){hasipv4=false;break}}if(hasipv4){v4part=inetNtop4(parts[6]|parts[7]<<16);if(parts[5]===-1){str="::ffff:";str+=v4part;return str}if(parts[5]===0){str="::";if(v4part==="0.0.0.0")v4part="";if(v4part==="0.0.0.1")v4part="1";str+=v4part;return str}}for(word=0;word<8;word++){if(parts[word]===0){if(word-lastzero>1){len=0}lastzero=word;len++}if(len>longest){longest=len;zstart=word-longest+1}}for(word=0;word<8;word++){if(longest>1){if(parts[word]===0&&word>=zstart&&word{var family=HEAP16[sa>>1];var port=_ntohs(HEAPU16[sa+2>>1]);var addr;switch(family){case 2:if(salen!==16){return{errno:28}}addr=HEAP32[sa+4>>2];addr=inetNtop4(addr);break;case 10:if(salen!==28){return{errno:28}}addr=[HEAP32[sa+8>>2],HEAP32[sa+12>>2],HEAP32[sa+16>>2],HEAP32[sa+20>>2]];addr=inetNtop6(addr);break;default:return{errno:5}}return{family,addr,port}};var getSocketAddress=(addrp,addrlen)=>{var info=readSockaddr(addrp,addrlen);if(info.errno)throw new FS.ErrnoError(info.errno);info.addr=DNS.lookup_addr(info.addr)||info.addr;return info};function ___syscall_bind(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.bind(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var SYSCALLS={DEFAULT_POLLMASK:5,calculateAt(dirfd,path,allowEmpty){if(PATH.isAbs(path)){return path}var dir;if(dirfd===-100){dir=FS.cwd()}else{var dirstream=SYSCALLS.getStreamFromFD(dirfd);dir=dirstream.path}if(path.length==0){if(!allowEmpty){throw new FS.ErrnoError(44)}return dir}return dir+"/"+path},doStat(func,path,buf){var stat=func(path);HEAP32[buf>>2]=stat.dev;HEAP32[buf+4>>2]=stat.mode;HEAPU32[buf+8>>2]=stat.nlink;HEAP32[buf+12>>2]=stat.uid;HEAP32[buf+16>>2]=stat.gid;HEAP32[buf+20>>2]=stat.rdev;tempI64=[stat.size>>>0,(tempDouble=stat.size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+24>>2]=tempI64[0],HEAP32[buf+28>>2]=tempI64[1];HEAP32[buf+32>>2]=4096;HEAP32[buf+36>>2]=stat.blocks;var atime=stat.atime.getTime();var mtime=stat.mtime.getTime();var ctime=stat.ctime.getTime();tempI64=[Math.floor(atime/1e3)>>>0,(tempDouble=Math.floor(atime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+40>>2]=tempI64[0],HEAP32[buf+44>>2]=tempI64[1];HEAPU32[buf+48>>2]=atime%1e3*1e3*1e3;tempI64=[Math.floor(mtime/1e3)>>>0,(tempDouble=Math.floor(mtime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+56>>2]=tempI64[0],HEAP32[buf+60>>2]=tempI64[1];HEAPU32[buf+64>>2]=mtime%1e3*1e3*1e3;tempI64=[Math.floor(ctime/1e3)>>>0,(tempDouble=Math.floor(ctime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+72>>2]=tempI64[0],HEAP32[buf+76>>2]=tempI64[1];HEAPU32[buf+80>>2]=ctime%1e3*1e3*1e3;tempI64=[stat.ino>>>0,(tempDouble=stat.ino,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+88>>2]=tempI64[0],HEAP32[buf+92>>2]=tempI64[1];return 0},doMsync(addr,stream,len,flags,offset){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}if(flags&2){return 0}var buffer=HEAPU8.slice(addr,addr+len);FS.msync(stream,buffer,offset,len,flags)},getStreamFromFD(fd){var stream=FS.getStreamChecked(fd);return stream},varargs:undefined,getStr(ptr){var ret=UTF8ToString(ptr);return ret}};function ___syscall_chdir(path){try{path=SYSCALLS.getStr(path);FS.chdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_chmod(path,mode){try{path=SYSCALLS.getStr(path);FS.chmod(path,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_connect(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.connect(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup(fd){try{var old=SYSCALLS.getStreamFromFD(fd);return FS.dupStream(old).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup3(fd,newfd,flags){try{var old=SYSCALLS.getStreamFromFD(fd);if(old.fd===newfd)return-28;if(newfd<0||newfd>=FS.MAX_OPEN_FDS)return-8;var existing=FS.getStream(newfd);if(existing)FS.close(existing);return FS.dupStream(old,newfd).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_faccessat(dirfd,path,amode,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(amode&~7){return-28}var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;if(!node){return-44}var perms="";if(amode&4)perms+="r";if(amode&2)perms+="w";if(amode&1)perms+="x";if(perms&&FS.nodePermissions(node,perms)){return-2}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var convertI32PairToI53Checked=(lo,hi)=>hi+2097152>>>0<4194305-!!lo?(lo>>>0)+hi*4294967296:NaN;function ___syscall_fallocate(fd,mode,offset_low,offset_high,len_low,len_high){var offset=convertI32PairToI53Checked(offset_low,offset_high);var len=convertI32PairToI53Checked(len_low,len_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);FS.allocate(stream,offset,len);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchmod(fd,mode){try{FS.fchmod(fd,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchown32(fd,owner,group){try{FS.fchown(fd,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchownat(dirfd,path,owner,group,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;flags=flags&~256;path=SYSCALLS.calculateAt(dirfd,path);(nofollow?FS.lchown:FS.chown)(path,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var syscallGetVarargI=()=>{var ret=HEAP32[+SYSCALLS.varargs>>2];SYSCALLS.varargs+=4;return ret};var syscallGetVarargP=syscallGetVarargI;function ___syscall_fcntl64(fd,cmd,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(cmd){case 0:{var arg=syscallGetVarargI();if(arg<0){return-28}while(FS.streams[arg]){arg++}var newStream;newStream=FS.dupStream(stream,arg);return newStream.fd}case 1:case 2:return 0;case 3:return stream.flags;case 4:{var arg=syscallGetVarargI();stream.flags|=arg;return 0}case 12:{var arg=syscallGetVarargP();var offset=0;HEAP16[arg+offset>>1]=2;return 0}case 13:case 14:return 0}return-28}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fdatasync(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fstat64(fd,buf){try{var stream=SYSCALLS.getStreamFromFD(fd);return SYSCALLS.doStat(FS.stat,stream.path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_ftruncate64(fd,length_low,length_high){var length=convertI32PairToI53Checked(length_low,length_high);try{if(isNaN(length))return 61;FS.ftruncate(fd,length);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var stringToUTF8=(str,outPtr,maxBytesToWrite)=>stringToUTF8Array(str,HEAPU8,outPtr,maxBytesToWrite);Module["stringToUTF8"]=stringToUTF8;function ___syscall_getcwd(buf,size){try{if(size===0)return-28;var cwd=FS.cwd();var cwdLengthInBytes=lengthBytesUTF8(cwd)+1;if(size>>0,(tempDouble=id,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos>>2]=tempI64[0],HEAP32[dirp+pos+4>>2]=tempI64[1];tempI64=[(idx+1)*struct_size>>>0,(tempDouble=(idx+1)*struct_size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos+8>>2]=tempI64[0],HEAP32[dirp+pos+12>>2]=tempI64[1];HEAP16[dirp+pos+16>>1]=280;HEAP8[dirp+pos+18]=type;stringToUTF8(name,dirp+pos+19,256);pos+=struct_size}FS.llseek(stream,idx*struct_size,0);return pos}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getpeername(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);if(!sock.daddr){return-53}var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.daddr),sock.dport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockname(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.saddr||"0.0.0.0"),sock.sport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockopt(fd,level,optname,optval,optlen,d1){try{var sock=getSocketFromFD(fd);if(level===1){if(optname===4){HEAP32[optval>>2]=sock.error;HEAP32[optlen>>2]=4;sock.error=null;return 0}}return-50}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_ioctl(fd,op,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(op){case 21509:{if(!stream.tty)return-59;return 0}case 21505:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcgets){var termios=stream.tty.ops.ioctl_tcgets(stream);var argp=syscallGetVarargP();HEAP32[argp>>2]=termios.c_iflag||0;HEAP32[argp+4>>2]=termios.c_oflag||0;HEAP32[argp+8>>2]=termios.c_cflag||0;HEAP32[argp+12>>2]=termios.c_lflag||0;for(var i=0;i<32;i++){HEAP8[argp+i+17]=termios.c_cc[i]||0}return 0}return 0}case 21510:case 21511:case 21512:{if(!stream.tty)return-59;return 0}case 21506:case 21507:case 21508:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcsets){var argp=syscallGetVarargP();var c_iflag=HEAP32[argp>>2];var c_oflag=HEAP32[argp+4>>2];var c_cflag=HEAP32[argp+8>>2];var c_lflag=HEAP32[argp+12>>2];var c_cc=[];for(var i=0;i<32;i++){c_cc.push(HEAP8[argp+i+17])}return stream.tty.ops.ioctl_tcsets(stream.tty,op,{c_iflag,c_oflag,c_cflag,c_lflag,c_cc})}return 0}case 21519:{if(!stream.tty)return-59;var argp=syscallGetVarargP();HEAP32[argp>>2]=0;return 0}case 21520:{if(!stream.tty)return-59;return-28}case 21531:{var argp=syscallGetVarargP();return FS.ioctl(stream,op,argp)}case 21523:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tiocgwinsz){var winsize=stream.tty.ops.ioctl_tiocgwinsz(stream.tty);var argp=syscallGetVarargP();HEAP16[argp>>1]=winsize[0];HEAP16[argp+2>>1]=winsize[1]}return 0}case 21524:{if(!stream.tty)return-59;return 0}case 21515:{if(!stream.tty)return-59;return 0}default:return-28}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_listen(fd,backlog){try{var sock=getSocketFromFD(fd);sock.sock_ops.listen(sock,backlog);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_lstat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.lstat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_mkdirat(dirfd,path,mode){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);FS.mkdir(path,mode,0);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_newfstatat(dirfd,path,buf,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;var allowEmpty=flags&4096;flags=flags&~6400;path=SYSCALLS.calculateAt(dirfd,path,allowEmpty);return SYSCALLS.doStat(nofollow?FS.lstat:FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_openat(dirfd,path,flags,varargs){SYSCALLS.varargs=varargs;try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);var mode=varargs?syscallGetVarargI():0;return FS.open(path,flags,mode).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var PIPEFS={BUCKET_BUFFER_SIZE:8192,mount(mount){return FS.createNode(null,"/",16384|511,0)},createPipe(){var pipe={buckets:[],refcnt:2};pipe.buckets.push({buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:0,roffset:0});var rName=PIPEFS.nextname();var wName=PIPEFS.nextname();var rNode=FS.createNode(PIPEFS.root,rName,4096,0);var wNode=FS.createNode(PIPEFS.root,wName,4096,0);rNode.pipe=pipe;wNode.pipe=pipe;var readableStream=FS.createStream({path:rName,node:rNode,flags:0,seekable:false,stream_ops:PIPEFS.stream_ops});rNode.stream=readableStream;var writableStream=FS.createStream({path:wName,node:wNode,flags:1,seekable:false,stream_ops:PIPEFS.stream_ops});wNode.stream=writableStream;return{readable_fd:readableStream.fd,writable_fd:writableStream.fd}},stream_ops:{poll(stream){var pipe=stream.node.pipe;if((stream.flags&2097155)===1){return 256|4}if(pipe.buckets.length>0){for(var i=0;i0){return 64|1}}}return 0},ioctl(stream,request,varargs){return 28},fsync(stream){return 28},read(stream,buffer,offset,length,position){var pipe=stream.node.pipe;var currentLength=0;for(var i=0;i=dataLen){currBucket.buffer.set(data,currBucket.offset);currBucket.offset+=dataLen;return dataLen}else if(freeBytesInCurrBuffer>0){currBucket.buffer.set(data.subarray(0,freeBytesInCurrBuffer),currBucket.offset);currBucket.offset+=freeBytesInCurrBuffer;data=data.subarray(freeBytesInCurrBuffer,data.byteLength)}var numBuckets=data.byteLength/PIPEFS.BUCKET_BUFFER_SIZE|0;var remElements=data.byteLength%PIPEFS.BUCKET_BUFFER_SIZE;for(var i=0;i0){var newBucket={buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:data.byteLength,roffset:0};pipe.buckets.push(newBucket);newBucket.buffer.set(data)}return dataLen},close(stream){var pipe=stream.node.pipe;pipe.refcnt--;if(pipe.refcnt===0){pipe.buckets=null}}},nextname(){if(!PIPEFS.nextname.current){PIPEFS.nextname.current=0}return"pipe["+PIPEFS.nextname.current+++"]"}};function ___syscall_pipe(fdPtr){try{if(fdPtr==0){throw new FS.ErrnoError(21)}var res=PIPEFS.createPipe();HEAP32[fdPtr>>2]=res.readable_fd;HEAP32[fdPtr+4>>2]=res.writable_fd;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_poll(fds,nfds,timeout){try{var nonzero=0;for(var i=0;i>2];var events=HEAP16[pollfd+4>>1];var mask=32;var stream=FS.getStream(fd);if(stream){mask=SYSCALLS.DEFAULT_POLLMASK;if (stream.stream_ops?.poll){mask=stream.stream_ops.poll(stream,-1)}}mask&=events|8|16;if(mask)nonzero++;HEAP16[pollfd+6>>1]=mask}return nonzero}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_readlinkat(dirfd,path,buf,bufsize){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(bufsize<=0)return-28;var ret=FS.readlink(path);var len=Math.min(bufsize,lengthBytesUTF8(ret));var endChar=HEAP8[buf+len];stringToUTF8(ret,buf,bufsize+1);HEAP8[buf+len]=endChar;return len}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_recvfrom(fd,buf,len,flags,addr,addrlen){try{var sock=getSocketFromFD(fd);var msg=sock.sock_ops.recvmsg(sock, len, typeof flags !== "undefined" ? flags : 0);if(!msg)return 0;if(addr){var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(msg.addr),msg.port,addrlen)}HEAPU8.set(msg.buffer,buf);return msg.buffer.byteLength}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_renameat(olddirfd,oldpath,newdirfd,newpath){try{oldpath=SYSCALLS.getStr(oldpath);newpath=SYSCALLS.getStr(newpath);oldpath=SYSCALLS.calculateAt(olddirfd,oldpath);newpath=SYSCALLS.calculateAt(newdirfd,newpath);FS.rename(oldpath,newpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_rmdir(path){try{path=SYSCALLS.getStr(path);FS.rmdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_sendto(fd,message,length,flags,addr,addr_len){try{var sock=getSocketFromFD(fd);if(!addr){return FS.write(sock.stream,HEAP8,message,length)}var dest=getSocketAddress(addr,addr_len);return sock.sock_ops.sendmsg(sock,HEAP8,message,length,dest.addr,dest.port)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_socket(domain,type,protocol){try{var sock=SOCKFS.createSocket(domain,type,protocol);return sock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_stat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_statfs64(path,size,buf){try{var stats=FS.statfs(SYSCALLS.getStr(path));HEAP32[buf+4>>2]=stats.bsize;HEAP32[buf+40>>2]=stats.bsize;HEAP32[buf+8>>2]=stats.blocks;HEAP32[buf+12>>2]=stats.bfree;HEAP32[buf+16>>2]=stats.bavail;HEAP32[buf+20>>2]=stats.files;HEAP32[buf+24>>2]=stats.ffree;HEAP32[buf+28>>2]=stats.fsid;HEAP32[buf+44>>2]=stats.flags;HEAP32[buf+36>>2]=stats.namelen;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_symlinkat(target,dirfd,linkpath){try{target=SYSCALLS.getStr(target);linkpath=SYSCALLS.getStr(linkpath);linkpath=SYSCALLS.calculateAt(dirfd,linkpath);FS.symlink(target,linkpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_unlinkat(dirfd,path,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(flags===0){FS.unlink(path)}else if(flags===512){FS.rmdir(path)}else{abort("Invalid flags passed to unlinkat")}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var readI53FromI64=ptr=>HEAPU32[ptr>>2]+HEAP32[ptr+4>>2]*4294967296;function ___syscall_utimensat(dirfd,path,times,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path,true);var now=Date.now(),atime,mtime;if(!times){atime=now;mtime=now}else{var seconds=readI53FromI64(times);var nanoseconds=HEAP32[times+8>>2];if(nanoseconds==1073741823){atime=now}else if(nanoseconds==1073741822){atime=null}else{atime=seconds*1e3+nanoseconds/(1e3*1e3)}times+=16;seconds=readI53FromI64(times);nanoseconds=HEAP32[times+8>>2];if(nanoseconds==1073741823){mtime=now}else if(nanoseconds==1073741822){mtime=null}else{mtime=seconds*1e3+nanoseconds/(1e3*1e3)}}if((mtime??atime)!==null){FS.utime(path,atime,mtime)}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var __abort_js=()=>abort("");var __emscripten_lookup_name=name=>{var nameString=UTF8ToString(name);return inetPton4(DNS.lookup_name(nameString))};var __emscripten_memcpy_js=(dest,src,num)=>HEAPU8.copyWithin(dest,src,src+num);var runtimeKeepaliveCounter=0;var __emscripten_runtime_keepalive_clear=()=>{noExitRuntime=false;runtimeKeepaliveCounter=0};function __gmtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getUTCSeconds();HEAP32[tmPtr+4>>2]=date.getUTCMinutes();HEAP32[tmPtr+8>>2]=date.getUTCHours();HEAP32[tmPtr+12>>2]=date.getUTCDate();HEAP32[tmPtr+16>>2]=date.getUTCMonth();HEAP32[tmPtr+20>>2]=date.getUTCFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getUTCDay();var start=Date.UTC(date.getUTCFullYear(),0,1,0,0,0,0);var yday=(date.getTime()-start)/(1e3*60*60*24)|0;HEAP32[tmPtr+28>>2]=yday}var isLeapYear=year=>year%4===0&&(year%100!==0||year%400===0);var MONTH_DAYS_LEAP_CUMULATIVE=[0,31,60,91,121,152,182,213,244,274,305,335];var MONTH_DAYS_REGULAR_CUMULATIVE=[0,31,59,90,120,151,181,212,243,273,304,334];var ydayFromDate=date=>{var leap=isLeapYear(date.getFullYear());var monthDaysCumulative=leap?MONTH_DAYS_LEAP_CUMULATIVE:MONTH_DAYS_REGULAR_CUMULATIVE;var yday=monthDaysCumulative[date.getMonth()]+date.getDate()-1;return yday};function __localtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr+36>>2]=-(date.getTimezoneOffset()*60);var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dst=(summerOffset!=winterOffset&&date.getTimezoneOffset()==Math.min(winterOffset,summerOffset))|0;HEAP32[tmPtr+32>>2]=dst}var setTempRet0=val=>__emscripten_tempret_set(val);var __mktime_js=function(tmPtr){var ret=(()=>{var date=new Date(HEAP32[tmPtr+20>>2]+1900,HEAP32[tmPtr+16>>2],HEAP32[tmPtr+12>>2],HEAP32[tmPtr+8>>2],HEAP32[tmPtr+4>>2],HEAP32[tmPtr>>2],0);var dst=HEAP32[tmPtr+32>>2];var guessedOffset=date.getTimezoneOffset();var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dstOffset=Math.min(winterOffset,summerOffset);if(dst<0){HEAP32[tmPtr+32>>2]=Number(summerOffset!=winterOffset&&dstOffset==guessedOffset)}else if(dst>0!=(dstOffset==guessedOffset)){var nonDstOffset=Math.max(winterOffset,summerOffset);var trueOffset=dst>0?dstOffset:nonDstOffset;date.setTime(date.getTime()+(trueOffset-guessedOffset)*6e4)}HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getYear();var timeMs=date.getTime();if(isNaN(timeMs)){return-1}return timeMs/1e3})();return setTempRet0((tempDouble=ret,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)),ret>>>0};function __mmap_js(len,prot,flags,fd,offset_low,offset_high,allocated,addr){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);var res=FS.mmap(stream,len,offset,prot,flags);var ptr=res.ptr;HEAP32[allocated>>2]=res.allocated;HEAPU32[addr>>2]=ptr;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function __munmap_js(addr,len,prot,flags,fd,offset_low,offset_high){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{var stream=SYSCALLS.getStreamFromFD(fd);if(prot&2){SYSCALLS.doMsync(addr,stream,len,flags,offset)}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var timers={};var handleException=e=>{if(e instanceof ExitStatus||e=="unwind"){return EXITSTATUS}quit_(1,e)};var keepRuntimeAlive=()=>noExitRuntime||runtimeKeepaliveCounter>0;var _proc_exit=code=>{EXITSTATUS=code;if(!keepRuntimeAlive()){Module["onExit"]?.(code);ABORT=true}quit_(code,new ExitStatus(code))};var exitJS=(status,implicit)=>{EXITSTATUS=status;if(!keepRuntimeAlive()){exitRuntime()}_proc_exit(status)};var _exit=exitJS;Module["_exit"]=_exit;var maybeExit=()=>{if(runtimeExited){return}if(!keepRuntimeAlive()){try{_exit(EXITSTATUS)}catch(e){handleException(e)}}};var callUserCallback=func=>{if(runtimeExited||ABORT){return}try{func();maybeExit()}catch(e){handleException(e)}};var _emscripten_get_now=()=>performance.now();var __setitimer_js=(which,timeout_ms)=>{if(timers[which]){clearTimeout(timers[which].id);delete timers[which]}if(!timeout_ms)return 0;var id=setTimeout(()=>{delete timers[which];callUserCallback(()=>__emscripten_timeout(which,_emscripten_get_now()))},timeout_ms);timers[which]={id,timeout_ms};return 0};var __tzset_js=(timezone,daylight,std_name,dst_name)=>{var currentYear=(new Date).getFullYear();var winter=new Date(currentYear,0,1);var summer=new Date(currentYear,6,1);var winterOffset=winter.getTimezoneOffset();var summerOffset=summer.getTimezoneOffset();var stdTimezoneOffset=Math.max(winterOffset,summerOffset);HEAPU32[timezone>>2]=stdTimezoneOffset*60;HEAP32[daylight>>2]=Number(winterOffset!=summerOffset);var extractZone=timezoneOffset=>{var sign=timezoneOffset>=0?"-":"+";var absOffset=Math.abs(timezoneOffset);var hours=String(Math.floor(absOffset/60)).padStart(2,"0");var minutes=String(absOffset%60).padStart(2,"0");return`UTC${sign}${hours}${minutes}`};var winterName=extractZone(winterOffset);var summerName=extractZone(summerOffset);if(summerOffsetDate.now();var nowIsMonotonic=1;var checkWasiClock=clock_id=>clock_id>=0&&clock_id<=3;function _clock_time_get(clk_id,ignored_precision_low,ignored_precision_high,ptime){var ignored_precision=convertI32PairToI53Checked(ignored_precision_low,ignored_precision_high);if(!checkWasiClock(clk_id)){return 28}var now;if(clk_id===0){now=_emscripten_date_now()}else if(nowIsMonotonic){now=_emscripten_get_now()}else{return 52}var nsec=Math.round(now*1e3*1e3);tempI64=[nsec>>>0,(tempDouble=nsec,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[ptime>>2]=tempI64[0],HEAP32[ptime+4>>2]=tempI64[1];return 0}var getHeapMax=()=>2147483648;var _emscripten_get_heap_max=()=>getHeapMax();var growMemory=size=>{var b=wasmMemory.buffer;var pages=(size-b.byteLength+65535)/65536|0;try{wasmMemory.grow(pages);updateMemoryViews();return 1}catch(e){}};var _emscripten_resize_heap=requestedSize=>{var oldSize=HEAPU8.length;requestedSize>>>=0;var maxHeapSize=getHeapMax();if(requestedSize>maxHeapSize){return false}for(var cutDown=1;cutDown<=4;cutDown*=2){var overGrownHeapSize=oldSize*(1+.2/cutDown);overGrownHeapSize=Math.min(overGrownHeapSize,requestedSize+100663296);var newSize=Math.min(maxHeapSize,alignMemory(Math.max(requestedSize,overGrownHeapSize),65536));var replacement=growMemory(newSize);if(replacement){return true}}return false};var runtimeKeepalivePush=()=>{runtimeKeepaliveCounter+=1};var runtimeKeepalivePop=()=>{runtimeKeepaliveCounter-=1};var safeSetTimeout=(func,timeout)=>{runtimeKeepalivePush();return setTimeout(()=>{runtimeKeepalivePop();callUserCallback(func)},timeout)};var _emscripten_sleep=ms=>Asyncify.handleSleep(wakeUp=>safeSetTimeout(wakeUp,ms));Module["_emscripten_sleep"]=_emscripten_sleep;_emscripten_sleep.isAsync=true;var ENV = PHPLoader.ENV || {};var getExecutableName=()=>thisProgram||"./this.program";var getEnvStrings=()=>{if(!getEnvStrings.strings){var lang=(typeof navigator=="object"&&navigator.languages&&navigator.languages[0]||"C").replace("-","_")+".UTF-8";var env={USER:"web_user",LOGNAME:"web_user",PATH:"/",PWD:"/",HOME:"/home/web_user",LANG:lang,_:getExecutableName()};for(var x in ENV){if(ENV[x]===undefined)delete env[x];else env[x]=ENV[x]}var strings=[];for(var x in env){strings.push(`${x}=${env[x]}`)}getEnvStrings.strings=strings}return getEnvStrings.strings};var stringToAscii=(str,buffer)=>{for(var i=0;i{var bufSize=0;getEnvStrings().forEach((string,i)=>{var ptr=environ_buf+bufSize;HEAPU32[__environ+i*4>>2]=ptr;stringToAscii(string,ptr);bufSize+=string.length+1});return 0};var _environ_sizes_get=(penviron_count,penviron_buf_size)=>{var strings=getEnvStrings();HEAPU32[penviron_count>>2]=strings.length;var bufSize=0;strings.forEach(string=>bufSize+=string.length+1);HEAPU32[penviron_buf_size>>2]=bufSize;return 0};function _fd_close(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);FS.close(stream);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_fdstat_get(fd,pbuf){try{var rightsBase=0;var rightsInheriting=0;var flags=0;{var stream=SYSCALLS.getStreamFromFD(fd);var type=stream.tty?2:FS.isDir(stream.mode)?3:FS.isLink(stream.mode)?7:4}HEAP8[pbuf]=type;HEAP16[pbuf+2>>1]=flags;tempI64=[rightsBase>>>0,(tempDouble=rightsBase,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+8>>2]=tempI64[0],HEAP32[pbuf+12>>2]=tempI64[1];tempI64=[rightsInheriting>>>0,(tempDouble=rightsInheriting,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+16>>2]=tempI64[0],HEAP32[pbuf+20>>2]=tempI64[1];return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var doReadv=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.read(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(curr>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_seek(fd,offset_low,offset_high,whence,newOffset){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);FS.llseek(stream,offset,whence);tempI64=[stream.position>>>0,(tempDouble=stream.position,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[newOffset>>2]=tempI64[0],HEAP32[newOffset+4>>2]=tempI64[1];if(stream.getdents&&offset===0&&whence===0)stream.getdents=null;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var _fd_sync=function(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);return Asyncify.handleSleep(wakeUp=>{var mount=stream.node.mount;if(!mount.type.syncfs){wakeUp(0);return}mount.type.syncfs(mount,false,err=>{if(err){wakeUp(29);return}wakeUp(0)})})}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}};_fd_sync.isAsync=true;var doWritev=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.write(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(curr>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var _getaddrinfo=(node,service,hint,out)=>{var addr=0;var port=0;var flags=0;var family=0;var type=0;var proto=0;var ai;function allocaddrinfo(family,type,proto,canon,addr,port){var sa,salen,ai;var errno;salen=family===10?28:16;addr=family===10?inetNtop6(addr):inetNtop4(addr);sa=_malloc(salen);errno=writeSockaddr(sa,family,addr,port);assert(!errno);ai=_malloc(32);HEAP32[ai+4>>2]=family;HEAP32[ai+8>>2]=type;HEAP32[ai+12>>2]=proto;HEAPU32[ai+24>>2]=canon;HEAPU32[ai+20>>2]=sa;if(family===10){HEAP32[ai+16>>2]=28}else{HEAP32[ai+16>>2]=16}HEAP32[ai+28>>2]=0;return ai}if(hint){flags=HEAP32[hint>>2];family=HEAP32[hint+4>>2];type=HEAP32[hint+8>>2];proto=HEAP32[hint+12>>2]}if(type&&!proto){proto=type===2?17:6}if(!type&&proto){type=proto===17?2:1}if(proto===0){proto=6}if(type===0){type=1}if(!node&&!service){return-2}if(flags&~(1|2|4|1024|8|16|32)){return-1}if(hint!==0&&HEAP32[hint>>2]&2&&!node){return-1}if(flags&32){return-2}if(type!==0&&type!==1&&type!==2){return-7}if(family!==0&&family!==2&&family!==10){return-6}if(service){service=UTF8ToString(service);port=parseInt(service,10);if(isNaN(port)){if(flags&1024){return-2}return-8}}if(!node){if(family===0){family=2}if((flags&1)===0){if(family===2){addr=_htonl(2130706433)}else{addr=[0,0,0,_htonl(1)]}}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0}node=UTF8ToString(node);addr=inetPton4(node);if(addr!==null){if(family===0||family===2){family=2}else if(family===10&&flags&8){addr=[0,0,_htonl(65535),addr];family=10}else{return-2}}else{addr=inetPton6(node);if(addr!==null){if(family===0||family===10){family=10}else{return-2}}}if(addr!=null){ai=allocaddrinfo(family,type,proto,node,addr,port);HEAPU32[out>>2]=ai;return 0}if(flags&4){return-2}node=DNS.lookup_name(node);addr=inetPton4(node);if(family===0){family=2}else if(family===10){addr=[0,0,_htonl(65535),addr]}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0};function _getcontext(){abort("missing function: getcontext")}_getcontext.stub=true;function _getdtablesize(){abort("missing function: getdtablesize")}_getdtablesize.stub=true;var _getnameinfo=(sa,salen,node,nodelen,serv,servlen,flags)=>{var info=readSockaddr(sa,salen);if(info.errno){return-6}var port=info.port;var addr=info.addr;var overflowed=false;if(node&&nodelen){var lookup;if(flags&1||!(lookup=DNS.lookup_addr(addr))){if(flags&8){return-2}}else{addr=lookup}var numBytesWrittenExclNull=stringToUTF8(addr,node,nodelen);if(numBytesWrittenExclNull+1>=nodelen){overflowed=true}}if(serv&&servlen){port=""+port;var numBytesWrittenExclNull=stringToUTF8(port,serv,servlen);if(numBytesWrittenExclNull+1>=servlen){overflowed=true}}if(overflowed){return-12}return 0};var Protocols={list:[],map:{}};var _setprotoent=stayopen=>{function allocprotoent(name,proto,aliases){var nameBuf=_malloc(name.length+1);stringToAscii(name,nameBuf);var j=0;var length=aliases.length;var aliasListBuf=_malloc((length+1)*4);for(var i=0;i>2]=aliasBuf}HEAPU32[aliasListBuf+j>>2]=0;var pe=_malloc(12);HEAPU32[pe>>2]=nameBuf;HEAPU32[pe+4>>2]=aliasListBuf;HEAP32[pe+8>>2]=proto;return pe}var list=Protocols.list;var map=Protocols.map;if(list.length===0){var entry=allocprotoent("tcp",6,["TCP"]);list.push(entry);map["tcp"]=map["6"]=entry;entry=allocprotoent("udp",17,["UDP"]);list.push(entry);map["udp"]=map["17"]=entry}_setprotoent.index=0};var _getprotobyname=name=>{name=UTF8ToString(name);_setprotoent(true);var result=Protocols.map[name];return result};var _getprotobynumber=number=>{_setprotoent(true);var result=Protocols.map[number];return result};var stackAlloc=sz=>__emscripten_stack_alloc(sz);var stringToUTF8OnStack=str=>{var size=lengthBytesUTF8(str)+1;var ret=stackAlloc(size);stringToUTF8(str,ret,size);return ret};var allocateUTF8OnStack=stringToUTF8OnStack;var PHPWASM={init:function(){FS.mkdir("/internal");FS.mkdir("/internal/shared");FS.mkdir("/internal/shared/preload");PHPWASM.EventEmitter=ENVIRONMENT_IS_NODE?require("events").EventEmitter:class EventEmitter{constructor(){this.listeners={}}emit(eventName,data){if(this.listeners[eventName]){this.listeners[eventName].forEach(callback=>{callback(data)})}}once(eventName,callback){const self=this;function removedCallback(){callback(...arguments);self.removeListener(eventName,removedCallback)}this.on(eventName,removedCallback)}removeAllListeners(eventName){if(eventName){delete this.listeners[eventName]}else{this.listeners={}}}removeListener(eventName,callback){if(this.listeners[eventName]){const idx=this.listeners[eventName].indexOf(callback);if(idx!==-1){this.listeners[eventName].splice(idx,1)}}}};PHPWASM.child_proc_by_fd={};PHPWASM.child_proc_by_pid={};PHPWASM.input_devices={}},getAllWebSockets:function(sock){const webSockets=new Set;if(sock.server){sock.server.clients.forEach(ws=>{webSockets.add(ws)})}for(const peer of PHPWASM.getAllPeers(sock)){webSockets.add(peer.socket)}return Array.from(webSockets)},getAllPeers:function(sock){const peers=new Set;if(sock.server){sock.pending.filter(pending=>pending.peers).forEach(pending=>{for(const peer of Object.values(pending.peers)){peers.add(peer)}})}if(sock.peers){for(const peer of Object.values(sock.peers)){peers.add(peer)}}return Array.from(peers)},awaitData:function(ws){return PHPWASM.awaitEvent(ws,"message")},awaitConnection:function(ws){if(ws.OPEN===ws.readyState){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"open")},awaitClose:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"close")},awaitError:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"error")},awaitEvent:function(ws,event){let resolve;const listener=()=>{resolve()};const promise=new Promise(function(_resolve){resolve=_resolve;ws.once(event,listener)});const cancel=()=>{ws.removeListener(event,listener);setTimeout(resolve)};return[promise,cancel]},noop:function(){},spawnProcess:function(command,args,options){if(Module["spawnProcess"]){const spawnedPromise=Module["spawnProcess"](command,args,options);return Promise.resolve(spawnedPromise).then(function(spawned){if(!spawned||!spawned.on){throw new Error("spawnProcess() must return an EventEmitter but returned a different type.")}return spawned})}if(ENVIRONMENT_IS_NODE){return require("child_process").spawn(command,args,{...options,shell:true,stdio:["pipe","pipe","pipe"],timeout:100})}const e=new Error("popen(), proc_open() etc. are unsupported in the browser. Call php.setSpawnHandler() "+"and provide a callback to handle spawning processes, or disable a popen(), proc_open() "+"and similar functions via php.ini.");e.code="SPAWN_UNSUPPORTED";throw e},shutdownSocket:function(socketd,how){const sock=getSocketFromFD(socketd);const peer=Object.values(sock.peers)[0];if(!peer){return-1}try{peer.socket.close();SOCKFS.websocket_sock_ops.removePeer(sock,peer);return 0}catch(e){console.log("Socket shutdown error",e);return-1}}};function _js_create_input_device(deviceId){let dataBuffer=[];let dataCallback;const filename="proc_id_"+deviceId;const device=FS.createDevice("/dev",filename,function(){},function(byte){try{dataBuffer.push(byte);if(dataCallback){dataCallback(new Uint8Array(dataBuffer));dataBuffer=[]}}catch(e){console.error(e);throw e}});const devicePath="/dev/"+filename;PHPWASM.input_devices[deviceId]={devicePath,onData:function(cb){dataCallback=cb;dataBuffer.forEach(function(data){cb(data)});dataBuffer.length=0}};return allocateUTF8OnStack(devicePath)}function _js_open_process(command,argsPtr,argsLength,descriptorsPtr,descriptorsLength,cwdPtr,cwdLength,envPtr,envLength){if(!command){return 1}const cmdstr=UTF8ToString(command);if(!cmdstr.length){return 0}let argsArray=[];if(argsLength){for(var i=0;i>2]))}}const cwdstr=cwdPtr?UTF8ToString(cwdPtr):null;let envObject=null;if(envLength){envObject={};for(var i=0;i>2]);const splitAt=envEntry.indexOf("=");if(splitAt===-1){continue}const key=envEntry.substring(0,splitAt);const value=envEntry.substring(splitAt+1);envObject[key]=value}}var std={};for(var i=0;i>2];std[HEAPU32[descriptorPtr>>2]]={child:HEAPU32[descriptorPtr+4>>2],parent:HEAPU32[descriptorPtr+8>>2]}}return Asyncify.handleSleep(async wakeUp=>{let cp;try{const options={};if(cwdstr!==null){options.cwd=cwdstr}if(envObject!==null){options.env=envObject}cp=PHPWASM.spawnProcess(cmdstr,argsArray,options);if(cp instanceof Promise){cp=await cp}}catch(e){if(e.code==="SPAWN_UNSUPPORTED"){wakeUp(1);return}console.error(e);wakeUp(1);throw e}const ProcInfo={pid:cp.pid,exited:false,stdinFd:std[0]?.child,stdinIsDevice:std[0]?.child in PHPWASM.input_devices,stdoutChildFd:std[1]?.child,stdoutParentFd:std[1]?.parent,stderrChildFd:std[2]?.child,stderrParentFd:std[2]?.parent,stdout:new PHPWASM.EventEmitter,stderr:new PHPWASM.EventEmitter};if(ProcInfo.stdoutChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutChildFd]=ProcInfo;if(ProcInfo.stderrChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrChildFd]=ProcInfo;if(ProcInfo.stdoutParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutParentFd]=ProcInfo;if(ProcInfo.stderrParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrParentFd]=ProcInfo;PHPWASM.child_proc_by_pid[ProcInfo.pid]=ProcInfo;cp.on("exit",function(code){ProcInfo.exitCode=code;ProcInfo.exited=true;ProcInfo.stdout.emit("data");ProcInfo.stderr.emit("data")});if(ProcInfo.stdoutChildFd){const stdoutStream=SYSCALLS.getStreamFromFD(ProcInfo.stdoutChildFd);let stdoutAt=0;cp.stdout.on("data",function(data){ProcInfo.stdout.emit("data",data);stdoutStream.stream_ops.write(stdoutStream,data,0,data.length,stdoutAt);stdoutAt+=data.length})}if(ProcInfo.stderrChildFd){const stderrStream=SYSCALLS.getStreamFromFD(ProcInfo.stderrChildFd);let stderrAt=0;cp.stderr.on("data",function(data){ProcInfo.stderr.emit("data",data);stderrStream.stream_ops.write(stderrStream,data,0,data.length,stderrAt);stderrAt+=data.length})}try{await new Promise((resolve,reject)=>{cp.on("spawn",resolve);cp.on("error",reject)})}catch(e){console.error(e);wakeUp(1);return}if(ProcInfo.stdinIsDevice){PHPWASM.input_devices[ProcInfo.stdinFd].onData(function(data){if(!data)return;if(typeof data==="number"){data=new Uint8Array([data])}const dataStr=new TextDecoder("utf-8").decode(data);cp.stdin.write(dataStr)});wakeUp(ProcInfo.pid);return}if(ProcInfo.stdinFd){const stdinStream=SYSCALLS.getStreamFromFD(ProcInfo.stdinFd);if(stdinStream.node){const CHUNK_SIZE=1024;const buffer=new Uint8Array(CHUNK_SIZE);let offset=0;while(true){const bytesRead=stdinStream.stream_ops.read(stdinStream,buffer,0,CHUNK_SIZE,offset);if(bytesRead===null||bytesRead===0){break}try{cp.stdin.write(buffer.subarray(0,bytesRead))}catch(e){console.error(e);return 1}if(bytesRead>2]=PHPWASM.child_proc_by_pid[pid].exitCode;return 1}return 0}function _js_waitpid(pid,exitCodePtr){if(!PHPWASM.child_proc_by_pid[pid]){return-1}return Asyncify.handleSleep(wakeUp=>{const poll=function(){if(PHPWASM.child_proc_by_pid[pid]?.exited){HEAPU32[exitCodePtr>>2]=PHPWASM.child_proc_by_pid[pid].exitCode;wakeUp(pid)}else{setTimeout(poll,50)}};poll()})}function _makecontext(){abort("missing function: makecontext")}_makecontext.stub=true;var arraySum=(array,index)=>{var sum=0;for(var i=0;i<=index;sum+=array[i++]){}return sum};var MONTH_DAYS_LEAP=[31,29,31,30,31,30,31,31,30,31,30,31];var MONTH_DAYS_REGULAR=[31,28,31,30,31,30,31,31,30,31,30,31];var addDays=(date,days)=>{var newDate=new Date(date.getTime());while(days>0){var leap=isLeapYear(newDate.getFullYear());var currentMonth=newDate.getMonth();var daysInCurrentMonth=(leap?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR)[currentMonth];if(days>daysInCurrentMonth-newDate.getDate()){days-=daysInCurrentMonth-newDate.getDate()+1;newDate.setDate(1);if(currentMonth<11){newDate.setMonth(currentMonth+1)}else{newDate.setMonth(0);newDate.setFullYear(newDate.getFullYear()+1)}}else{newDate.setDate(newDate.getDate()+days);return newDate}}return newDate};var _strptime=(buf,format,tm)=>{var pattern=UTF8ToString(format);var SPECIAL_CHARS="\\!@#$^&*()+=-[]/{}|:<>?,.";for(var i=0,ii=SPECIAL_CHARS.length;iEQUIVALENT_MATCHERS[c]||m).replace(/%(.)/g,(_,c)=>{let pat=DATE_PATTERNS[c];if(pat){capture.push(c);return`(${pat})`}else{return c}}).replace(/\s+/g,"\\s*");var matches=new RegExp("^"+pattern_out,"i").exec(UTF8ToString(buf));function initDate(){function fixup(value,min,max){return typeof value!="number"||isNaN(value)?min:value>=min?value<=max?value:max:min}return{year:fixup(HEAP32[tm+20>>2]+1900,1970,9999),month:fixup(HEAP32[tm+16>>2],0,11),day:fixup(HEAP32[tm+12>>2],1,31),hour:fixup(HEAP32[tm+8>>2],0,23),min:fixup(HEAP32[tm+4>>2],0,59),sec:fixup(HEAP32[tm>>2],0,59),gmtoff:0}}if(matches){var date=initDate();var value;var getMatch=symbol=>{var pos=capture.indexOf(symbol);if(pos>=0){return matches[pos+1]}return};if(value=getMatch("S")){date.sec=jstoi_q(value)}if(value=getMatch("M")){date.min=jstoi_q(value)}if(value=getMatch("H")){date.hour=jstoi_q(value)}else if(value=getMatch("I")){var hour=jstoi_q(value);if(value=getMatch("p")){hour+=value.toUpperCase()[0]==="P"?12:0}date.hour=hour}if(value=getMatch("Y")){date.year=jstoi_q(value)}else if(value=getMatch("y")){var year=jstoi_q(value);if(value=getMatch("C")){year+=jstoi_q(value)*100}else{year+=year<69?2e3:1900}date.year=year}if(value=getMatch("m")){date.month=jstoi_q(value)-1}else if(value=getMatch("b")){date.month=MONTH_NUMBERS[value.substring(0,3).toUpperCase()]||0}if(value=getMatch("d")){date.day=jstoi_q(value)}else if(value=getMatch("j")){var day=jstoi_q(value);var leapYear=isLeapYear(date.year);for(var month=0;month<12;++month){var daysUntilMonth=arraySum(leapYear?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,month-1);if(day<=daysUntilMonth+(leapYear?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR)[month]){date.day=day-daysUntilMonth}}}else if(value=getMatch("a")){var weekDay=value.substring(0,3).toUpperCase();if(value=getMatch("U")){var weekDayNumber=DAY_NUMBERS_SUN_FIRST[weekDay];var weekNumber=jstoi_q(value);var janFirst=new Date(date.year,0,1);var endDate;if(janFirst.getDay()===0){endDate=addDays(janFirst,weekDayNumber+7*(weekNumber-1))}else{endDate=addDays(janFirst,7-janFirst.getDay()+weekDayNumber+7*(weekNumber-1))}date.day=endDate.getDate();date.month=endDate.getMonth()}else if(value=getMatch("W")){var weekDayNumber=DAY_NUMBERS_MON_FIRST[weekDay];var weekNumber=jstoi_q(value);var janFirst=new Date(date.year,0,1);var endDate;if(janFirst.getDay()===1){endDate=addDays(janFirst,weekDayNumber+7*(weekNumber-1))}else{endDate=addDays(janFirst,7-janFirst.getDay()+1+weekDayNumber+7*(weekNumber-1))}date.day=endDate.getDate();date.month=endDate.getMonth()}}if(value=getMatch("z")){if(value.toLowerCase()==="z"){date.gmtoff=0}else{var match=value.match(/^((?:\-|\+)\d\d):?(\d\d)?/);date.gmtoff=match[1]*3600;if(match[2]){date.gmtoff+=date.gmtoff>0?match[2]*60:-match[2]*60}}}var fullDate=new Date(date.year,date.month,date.day,date.hour,date.min,date.sec,0);HEAP32[tm>>2]=fullDate.getSeconds();HEAP32[tm+4>>2]=fullDate.getMinutes();HEAP32[tm+8>>2]=fullDate.getHours();HEAP32[tm+12>>2]=fullDate.getDate();HEAP32[tm+16>>2]=fullDate.getMonth();HEAP32[tm+20>>2]=fullDate.getFullYear()-1900;HEAP32[tm+24>>2]=fullDate.getDay();HEAP32[tm+28>>2]=arraySum(isLeapYear(fullDate.getFullYear())?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,fullDate.getMonth()-1)+fullDate.getDate()-1;HEAP32[tm+32>>2]=0;HEAP32[tm+36>>2]=date.gmtoff;return buf+intArrayFromString(matches[0]).length-1}return 0};function _swapcontext(){abort("missing function: swapcontext")}_swapcontext.stub=true;function _wasm_setsockopt(socketd,level,optionName,optionValuePtr,optionLen){const optionValue=HEAPU8[optionValuePtr];const SOL_SOCKET=1;const SO_KEEPALIVE=9;const IPPROTO_TCP=6;const TCP_NODELAY=1;const isSupported=level===SOL_SOCKET&&optionName===SO_KEEPALIVE||level===IPPROTO_TCP&&optionName===TCP_NODELAY;if(!isSupported){console.warn(`Unsupported socket option: ${level}, ${optionName}, ${optionValue}`);return-1}const ws=PHPWASM.getAllWebSockets(socketd)[0];if(!ws){return-1}ws.setSocketOpt(level,optionName,optionValuePtr);return 0}var Asyncify={instrumentWasmImports(imports){var importPattern=/^(js_open_process|js_waitpid|js_process_status|js_create_input_device|wasm_setsockopt|wasm_shutdown|wasm_close|invoke_.*|__asyncjs__.*)$/;for(let[x,original]of Object.entries(imports)){if(typeof original=="function"){let isAsyncifyImport=original.isAsync||importPattern.test(x);if(isAsyncifyImport){imports[x]=original=new WebAssembly.Suspending(original)}}}},instrumentWasmExports(exports){var exportPattern=/^(wasm_sleep|wasm_read|emscripten_sleep|wasm_sapi_handle_request|wasm_sapi_request_shutdown|wasm_poll_socket|wrap_select|__wrap_select|select|php_pollfd_for|fflush|wasm_popen|wasm_read|wasm_php_exec|run_cli|main|__main_argc_argv)$/;Asyncify.asyncExports=new Set;var ret={};for(let[x,original]of Object.entries(exports)){if(typeof original=="function"){let isAsyncifyExport=exportPattern.test(x);if(isAsyncifyExport){Asyncify.asyncExports.add(original);original=Asyncify.makeAsyncFunction(original)}ret[x]=(...args)=>original(...args)}else{ret[x]=original}}return ret},asyncExports:null,isAsyncExport(func){return Asyncify.asyncExports?.has(func)},handleAsync:async startAsync=>{runtimeKeepalivePush();try{return await startAsync()}finally{runtimeKeepalivePop()}},handleSleep(startAsync){return Asyncify.handleAsync(()=>new Promise(startAsync))},makeAsyncFunction(original){return WebAssembly.promising(original)}};var getCFunc=ident=>{var func=Module["_"+ident];return func};var writeArrayToMemory=(array,buffer)=>{HEAP8.set(array,buffer)};var stackSave=()=>_emscripten_stack_get_current();var stackRestore=val=>__emscripten_stack_restore(val);var ccall=(ident,returnType,argTypes,args,opts)=>{var toC={string:str=>{var ret=0;if(str!==null&&str!==undefined&&str!==0){ret=stringToUTF8OnStack(str)}return ret},array:arr=>{var ret=stackAlloc(arr.length);writeArrayToMemory(arr,ret);return ret}};function convertReturnValue(ret){if(returnType==="string"){return UTF8ToString(ret)}if(returnType==="boolean")return Boolean(ret);return ret}var func=getCFunc(ident);var cArgs=[];var stack=0;if(args){for(var i=0;iFS.unlink(path);var FS_createLazyFile=FS.createLazyFile;var FS_createDevice=FS.createDevice;FS.createPreloadedFile=FS_createPreloadedFile;FS.staticInit();Module["FS_createPath"]=FS.createPath;Module["FS_createDataFile"]=FS.createDataFile;Module["FS_createPreloadedFile"]=FS.createPreloadedFile;Module["FS_unlink"]=FS.unlink;Module["FS_createLazyFile"]=FS.createLazyFile;Module["FS_createDevice"]=FS.createDevice;MEMFS.doesNotExistError=new FS.ErrnoError(44);MEMFS.doesNotExistError.stack="";PHPWASM.init();var wasmImports={SharpYuvConvert:_SharpYuvConvert,SharpYuvGetConversionMatrix:_SharpYuvGetConversionMatrix,SharpYuvInit:_SharpYuvInit,__assert_fail:___assert_fail,__asyncjs__js_fd_read,__asyncjs__js_module_onMessage,__asyncjs__js_popen_to_file,__asyncjs__wasm_poll_socket,__call_sighandler:___call_sighandler,__syscall_accept4:___syscall_accept4,__syscall_bind:___syscall_bind,__syscall_chdir:___syscall_chdir,__syscall_chmod:___syscall_chmod,__syscall_connect:___syscall_connect,__syscall_dup:___syscall_dup,__syscall_dup3:___syscall_dup3,__syscall_faccessat:___syscall_faccessat,__syscall_fallocate:___syscall_fallocate,__syscall_fchmod:___syscall_fchmod,__syscall_fchown32:___syscall_fchown32,__syscall_fchownat:___syscall_fchownat,__syscall_fcntl64:___syscall_fcntl64,__syscall_fdatasync:___syscall_fdatasync,__syscall_fstat64:___syscall_fstat64,__syscall_ftruncate64:___syscall_ftruncate64,__syscall_getcwd:___syscall_getcwd,__syscall_getdents64:___syscall_getdents64,__syscall_getpeername:___syscall_getpeername,__syscall_getsockname:___syscall_getsockname,__syscall_getsockopt:___syscall_getsockopt,__syscall_ioctl:___syscall_ioctl,__syscall_listen:___syscall_listen,__syscall_lstat64:___syscall_lstat64,__syscall_mkdirat:___syscall_mkdirat,__syscall_newfstatat:___syscall_newfstatat,__syscall_openat:___syscall_openat,__syscall_pipe:___syscall_pipe,__syscall_poll:___syscall_poll,__syscall_readlinkat:___syscall_readlinkat,__syscall_recvfrom:___syscall_recvfrom,__syscall_renameat:___syscall_renameat,__syscall_rmdir:___syscall_rmdir,__syscall_sendto:___syscall_sendto,__syscall_socket:___syscall_socket,__syscall_stat64:___syscall_stat64,__syscall_statfs64:___syscall_statfs64,__syscall_symlinkat:___syscall_symlinkat,__syscall_unlinkat:___syscall_unlinkat,__syscall_utimensat:___syscall_utimensat,_abort_js:__abort_js,_emscripten_lookup_name:__emscripten_lookup_name,_emscripten_memcpy_js:__emscripten_memcpy_js,_emscripten_runtime_keepalive_clear:__emscripten_runtime_keepalive_clear,_gmtime_js:__gmtime_js,_localtime_js:__localtime_js,_mktime_js:__mktime_js,_mmap_js:__mmap_js,_munmap_js:__munmap_js,_setitimer_js:__setitimer_js,_tzset_js:__tzset_js,clock_time_get:_clock_time_get,emscripten_date_now:_emscripten_date_now,emscripten_get_heap_max:_emscripten_get_heap_max,emscripten_get_now:_emscripten_get_now,emscripten_resize_heap:_emscripten_resize_heap,emscripten_sleep:_emscripten_sleep,environ_get:_environ_get,environ_sizes_get:_environ_sizes_get,exit:_exit,fd_close:_fd_close,fd_fdstat_get:_fd_fdstat_get,fd_read:_fd_read,fd_seek:_fd_seek,fd_sync:_fd_sync,fd_write:_fd_write,getaddrinfo:_getaddrinfo,getcontext:_getcontext,getdtablesize:_getdtablesize,getnameinfo:_getnameinfo,getprotobyname:_getprotobyname,getprotobynumber:_getprotobynumber,js_create_input_device:_js_create_input_device,js_open_process:_js_open_process,js_process_status:_js_process_status,js_waitpid:_js_waitpid,makecontext:_makecontext,proc_exit:_proc_exit,strptime:_strptime,swapcontext:_swapcontext,wasm_setsockopt:_wasm_setsockopt};var wasmExports;createWasm();var ___wasm_call_ctors=()=>(___wasm_call_ctors=wasmExports["__wasm_call_ctors"])();var _malloc=a0=>(_malloc=wasmExports["malloc"])(a0);var _wasm_popen=Module["_wasm_popen"]=(a0,a1)=>(_wasm_popen=Module["_wasm_popen"]=wasmExports["wasm_popen"])(a0,a1);var _wasm_php_exec=Module["_wasm_php_exec"]=(a0,a1,a2,a3)=>(_wasm_php_exec=Module["_wasm_php_exec"]=wasmExports["wasm_php_exec"])(a0,a1,a2,a3);var _php_pollfd_for=Module["_php_pollfd_for"]=(a0,a1,a2)=>(_php_pollfd_for=Module["_php_pollfd_for"]=wasmExports["php_pollfd_for"])(a0,a1,a2);var _htons=a0=>(_htons=wasmExports["htons"])(a0);var _ntohs=a0=>(_ntohs=wasmExports["ntohs"])(a0);var _htonl=a0=>(_htonl=wasmExports["htonl"])(a0);var _wasm_sleep=Module["_wasm_sleep"]=a0=>(_wasm_sleep=Module["_wasm_sleep"]=wasmExports["wasm_sleep"])(a0);var _fflush=a0=>(_fflush=wasmExports["fflush"])(a0);var _wasm_read=Module["_wasm_read"]=(a0,a1,a2)=>(_wasm_read=Module["_wasm_read"]=wasmExports["wasm_read"])(a0,a1,a2);var ___wrap_select=Module["___wrap_select"]=(a0,a1,a2,a3,a4)=>(___wrap_select=Module["___wrap_select"]=wasmExports["__wrap_select"])(a0,a1,a2,a3,a4);var _wasm_set_sapi_name=Module["_wasm_set_sapi_name"]=a0=>(_wasm_set_sapi_name=Module["_wasm_set_sapi_name"]=wasmExports["wasm_set_sapi_name"])(a0);var _wasm_set_phpini_path=Module["_wasm_set_phpini_path"]=a0=>(_wasm_set_phpini_path=Module["_wasm_set_phpini_path"]=wasmExports["wasm_set_phpini_path"])(a0);var _wasm_add_SERVER_entry=Module["_wasm_add_SERVER_entry"]=(a0,a1)=>(_wasm_add_SERVER_entry=Module["_wasm_add_SERVER_entry"]=wasmExports["wasm_add_SERVER_entry"])(a0,a1);var _wasm_add_ENV_entry=Module["_wasm_add_ENV_entry"]=(a0,a1)=>(_wasm_add_ENV_entry=Module["_wasm_add_ENV_entry"]=wasmExports["wasm_add_ENV_entry"])(a0,a1);var _wasm_set_query_string=Module["_wasm_set_query_string"]=a0=>(_wasm_set_query_string=Module["_wasm_set_query_string"]=wasmExports["wasm_set_query_string"])(a0);var _wasm_set_path_translated=Module["_wasm_set_path_translated"]=a0=>(_wasm_set_path_translated=Module["_wasm_set_path_translated"]=wasmExports["wasm_set_path_translated"])(a0);var _wasm_set_skip_shebang=Module["_wasm_set_skip_shebang"]=a0=>(_wasm_set_skip_shebang=Module["_wasm_set_skip_shebang"]=wasmExports["wasm_set_skip_shebang"])(a0);var _wasm_set_request_uri=Module["_wasm_set_request_uri"]=a0=>(_wasm_set_request_uri=Module["_wasm_set_request_uri"]=wasmExports["wasm_set_request_uri"])(a0);var _wasm_set_request_method=Module["_wasm_set_request_method"]=a0=>(_wasm_set_request_method=Module["_wasm_set_request_method"]=wasmExports["wasm_set_request_method"])(a0);var _wasm_set_request_host=Module["_wasm_set_request_host"]=a0=>(_wasm_set_request_host=Module["_wasm_set_request_host"]=wasmExports["wasm_set_request_host"])(a0);var _wasm_set_content_type=Module["_wasm_set_content_type"]=a0=>(_wasm_set_content_type=Module["_wasm_set_content_type"]=wasmExports["wasm_set_content_type"])(a0);var _wasm_set_request_body=Module["_wasm_set_request_body"]=a0=>(_wasm_set_request_body=Module["_wasm_set_request_body"]=wasmExports["wasm_set_request_body"])(a0);var _wasm_set_content_length=Module["_wasm_set_content_length"]=a0=>(_wasm_set_content_length=Module["_wasm_set_content_length"]=wasmExports["wasm_set_content_length"])(a0);var _wasm_set_cookies=Module["_wasm_set_cookies"]=a0=>(_wasm_set_cookies=Module["_wasm_set_cookies"]=wasmExports["wasm_set_cookies"])(a0);var _wasm_set_request_port=Module["_wasm_set_request_port"]=a0=>(_wasm_set_request_port=Module["_wasm_set_request_port"]=wasmExports["wasm_set_request_port"])(a0);var _wasm_sapi_request_shutdown=Module["_wasm_sapi_request_shutdown"]=()=>(_wasm_sapi_request_shutdown=Module["_wasm_sapi_request_shutdown"]=wasmExports["wasm_sapi_request_shutdown"])();var _wasm_sapi_handle_request=Module["_wasm_sapi_handle_request"]=()=>(_wasm_sapi_handle_request=Module["_wasm_sapi_handle_request"]=wasmExports["wasm_sapi_handle_request"])();var _php_wasm_init=Module["_php_wasm_init"]=()=>(_php_wasm_init=Module["_php_wasm_init"]=wasmExports["php_wasm_init"])();var _wasm_free=Module["_wasm_free"]=a0=>(_wasm_free=Module["_wasm_free"]=wasmExports["wasm_free"])(a0);var ___funcs_on_exit=()=>(___funcs_on_exit=wasmExports["__funcs_on_exit"])();var _emscripten_builtin_memalign=(a0,a1)=>(_emscripten_builtin_memalign=wasmExports["emscripten_builtin_memalign"])(a0,a1);var __emscripten_timeout=(a0,a1)=>(__emscripten_timeout=wasmExports["_emscripten_timeout"])(a0,a1);var ___trap=()=>(___trap=wasmExports["__trap"])();var __emscripten_tempret_set=a0=>(__emscripten_tempret_set=wasmExports["_emscripten_tempret_set"])(a0);var __emscripten_stack_restore=a0=>(__emscripten_stack_restore=wasmExports["_emscripten_stack_restore"])(a0);var __emscripten_stack_alloc=a0=>(__emscripten_stack_alloc=wasmExports["_emscripten_stack_alloc"])(a0);var _emscripten_stack_get_current=()=>(_emscripten_stack_get_current=wasmExports["emscripten_stack_get_current"])();Module["addRunDependency"]=addRunDependency;Module["removeRunDependency"]=removeRunDependency;Module["wasmExports"]=wasmExports;Module["ccall"]=ccall;Module["FS_createPreloadedFile"]=FS_createPreloadedFile;Module["FS_unlink"]=FS_unlink;Module["FS_createPath"]=FS_createPath;Module["FS_createDevice"]=FS_createDevice;Module["FS_createDataFile"]=FS_createDataFile;Module["FS_createLazyFile"]=FS_createLazyFile;Module["PROXYFS"]=PROXYFS;var calledRun;dependenciesFulfilled=function runCaller(){if(!calledRun)run();if(!calledRun)dependenciesFulfilled=runCaller};function run(){if(runDependencies>0){return}preRun();if(runDependencies>0){return}function doRun(){if(calledRun)return;calledRun=true;Module["calledRun"]=true;if(ABORT)return;initRuntime();Module["onRuntimeInitialized"]?.();postRun()}if(Module["setStatus"]){Module["setStatus"]("Running...");setTimeout(()=>{setTimeout(()=>Module["setStatus"](""),1);doRun()},1)}else{doRun()}}if(Module["preInit"]){if(typeof Module["preInit"]=="function")Module["preInit"]=[Module["preInit"]];while(Module["preInit"].length>0){Module["preInit"].pop()()}}run(); /** * Emscripten resolves `localhost` to a random IP address. Let's * make it always resolve to 127.0.0.1. diff --git a/packages/php-wasm/web/public/php/jspi/php_8_4.js b/packages/php-wasm/web/public/php/jspi/php_8_4.js index 511157186e..e14cceee4e 100644 --- a/packages/php-wasm/web/public/php/jspi/php_8_4.js +++ b/packages/php-wasm/web/public/php/jspi/php_8_4.js @@ -1,46 +1,20 @@ import dependencyFilename from './8_4_0/php_8_4.wasm'; export { dependencyFilename }; -export const dependenciesTotalSize = 16143865; +export const dependenciesTotalSize = 16118184; export function init(RuntimeName, PHPLoader) { - /** - * Overrides Emscripten's default ExitStatus object which gets - * thrown on failure. Unfortunately, the default object is not - * a subclass of Error and does not provide any stack trace. - * - * This is a deliberate behavior on Emscripten's end to prevent - * memory leaks after the program exits. See: - * - * https://github.com/emscripten-core/emscripten/pull/9108 - * - * In case of WordPress Playground, the worker in which the PHP - * runs will typically exit after the PHP program finishes, so - * we don't have to worry about memory leaks. - * - * As for assigning to a previously undeclared ExitStatus variable here, - * the Emscripten module declares `ExitStatus` as `function ExitStatus` - * which means it gets hoisted to the top of the scope and can be - * reassigned here – before the actual declaration is reached. - * - * If that sounds weird, try this example: - * - * ExitStatus = () => { console.log("reassigned"); } - * function ExitStatus() {} - * ExitStatus(); - * // logs "reassigned" - */ - ExitStatus = class PHPExitStatus extends Error { - constructor(status) { - super(status); - this.name = "ExitStatus"; - this.message = "Program terminated with exit(" + status + ")"; - this.status = status; - } - } - // The rest of the code comes from the built php.js file and esm-suffix.js -var Module=typeof PHPLoader!="undefined"?PHPLoader:{};var ENVIRONMENT_IS_WEB=RuntimeName==="WEB";var ENVIRONMENT_IS_WORKER=RuntimeName==="WORKER";var ENVIRONMENT_IS_NODE=RuntimeName==="NODE";var moduleOverrides=Object.assign({},Module);var arguments_=[];var thisProgram="./this.program";var quit_=(status,toThrow)=>{throw toThrow};var scriptDirectory="";function locateFile(path){if(Module["locateFile"]){return Module["locateFile"](path,scriptDirectory)}return scriptDirectory+path}var read_,readAsync,readBinary;if(ENVIRONMENT_IS_WEB||ENVIRONMENT_IS_WORKER){if(ENVIRONMENT_IS_WORKER){scriptDirectory=self.location.href}else if(typeof document!="undefined"&&document.currentScript){scriptDirectory=document.currentScript.src}if(scriptDirectory.startsWith("blob:")){scriptDirectory=""}else{scriptDirectory=scriptDirectory.substr(0,scriptDirectory.replace(/[?#].*/,"").lastIndexOf("/")+1)}{read_=url=>{var xhr=new XMLHttpRequest;xhr.open("GET",url,false);xhr.send(null);return xhr.responseText};if(ENVIRONMENT_IS_WORKER){readBinary=url=>{var xhr=new XMLHttpRequest;xhr.open("GET",url,false);xhr.responseType="arraybuffer";xhr.send(null);return new Uint8Array(xhr.response)}}readAsync=(url,onload,onerror)=>{fetch(url,{credentials:"same-origin"}).then(response=>{if(response.ok){return response.arrayBuffer()}return Promise.reject(new Error(response.status+" : "+response.url))}).then(onload,onerror)}}}else{}var out=Module["print"]||console.log.bind(console);var err=Module["printErr"]||console.error.bind(console);Object.assign(Module,moduleOverrides);moduleOverrides=null;if(Module["arguments"])arguments_=Module["arguments"];if(Module["thisProgram"])thisProgram=Module["thisProgram"];if(Module["quit"])quit_=Module["quit"];var wasmBinary;if(Module["wasmBinary"])wasmBinary=Module["wasmBinary"];var wasmMemory;var ABORT=false;var EXITSTATUS;function assert(condition,text){if(!condition){abort(text)}}var HEAP8,HEAPU8,HEAP16,HEAPU16,HEAP32,HEAPU32,HEAPF32,HEAPF64;function updateMemoryViews(){var b=wasmMemory.buffer;Module["HEAP8"]=HEAP8=new Int8Array(b);Module["HEAP16"]=HEAP16=new Int16Array(b);Module["HEAPU8"]=HEAPU8=new Uint8Array(b);Module["HEAPU16"]=HEAPU16=new Uint16Array(b);Module["HEAP32"]=HEAP32=new Int32Array(b);Module["HEAPU32"]=HEAPU32=new Uint32Array(b);Module["HEAPF32"]=HEAPF32=new Float32Array(b);Module["HEAPF64"]=HEAPF64=new Float64Array(b)}var __ATPRERUN__=[];var __ATINIT__=[];var __ATEXIT__=[];var __ATPOSTRUN__=[];var runtimeInitialized=false;var runtimeExited=false;function preRun(){if(Module["preRun"]){if(typeof Module["preRun"]=="function")Module["preRun"]=[Module["preRun"]];while(Module["preRun"].length){addOnPreRun(Module["preRun"].shift())}}callRuntimeCallbacks(__ATPRERUN__)}function initRuntime(){runtimeInitialized=true;SOCKFS.root=FS.mount(SOCKFS,{},null);if(!Module["noFSInit"]&&!FS.init.initialized)FS.init();FS.ignorePermissions=false;TTY.init();PIPEFS.root=FS.mount(PIPEFS,{},null);callRuntimeCallbacks(__ATINIT__)}function exitRuntime(){___funcs_on_exit();callRuntimeCallbacks(__ATEXIT__);FS.quit();TTY.shutdown();runtimeExited=true}function postRun(){if(Module["postRun"]){if(typeof Module["postRun"]=="function")Module["postRun"]=[Module["postRun"]];while(Module["postRun"].length){addOnPostRun(Module["postRun"].shift())}}callRuntimeCallbacks(__ATPOSTRUN__)}function addOnPreRun(cb){__ATPRERUN__.unshift(cb)}function addOnInit(cb){__ATINIT__.unshift(cb)}function addOnPostRun(cb){__ATPOSTRUN__.unshift(cb)}var runDependencies=0;var runDependencyWatcher=null;var dependenciesFulfilled=null;function getUniqueRunDependency(id){return id}function addRunDependency(id){runDependencies++;Module["monitorRunDependencies"]?.(runDependencies)}function removeRunDependency(id){runDependencies--;Module["monitorRunDependencies"]?.(runDependencies);if(runDependencies==0){if(runDependencyWatcher!==null){clearInterval(runDependencyWatcher);runDependencyWatcher=null}if(dependenciesFulfilled){var callback=dependenciesFulfilled;dependenciesFulfilled=null;callback()}}}function abort(what){Module["onAbort"]?.(what);what="Aborted("+what+")";err(what);ABORT=true;EXITSTATUS=1;what+=". Build with -sASSERTIONS for more info.";if(runtimeInitialized){___trap()}var e=new WebAssembly.RuntimeError(what);throw e}var dataURIPrefix="data:application/octet-stream;base64,";var isDataURI=filename=>filename.startsWith(dataURIPrefix);function findWasmBinary(){var f=dependencyFilename;if(!isDataURI(f)){return locateFile(f)}return f}var wasmBinaryFile;function getBinarySync(file){if(file==wasmBinaryFile&&wasmBinary){return new Uint8Array(wasmBinary)}if(readBinary){return readBinary(file)}throw"both async and sync fetching of the wasm failed"}function getBinaryPromise(binaryFile){if(!wasmBinary){return new Promise((resolve,reject)=>{readAsync(binaryFile,response=>resolve(new Uint8Array(response)),error=>{try{resolve(getBinarySync(binaryFile))}catch(e){reject(e)}})})}return Promise.resolve().then(()=>getBinarySync(binaryFile))}function instantiateArrayBuffer(binaryFile,imports,receiver){return getBinaryPromise(binaryFile).then(binary=>WebAssembly.instantiate(binary,imports)).then(receiver,reason=>{err(`failed to asynchronously prepare wasm: ${reason}`);abort(reason)})}function instantiateAsync(binary,binaryFile,imports,callback){if(!binary&&typeof WebAssembly.instantiateStreaming=="function"&&!isDataURI(binaryFile)&&typeof fetch=="function"){return fetch(binaryFile,{credentials:"same-origin"}).then(response=>{var result=WebAssembly.instantiateStreaming(response,imports);return result.then(callback,function(reason){err(`wasm streaming compile failed: ${reason}`);err("falling back to ArrayBuffer instantiation");return instantiateArrayBuffer(binaryFile,imports,callback)})})}return instantiateArrayBuffer(binaryFile,imports,callback)}function getWasmImports(){Asyncify.instrumentWasmImports(wasmImports);return{env:wasmImports,wasi_snapshot_preview1:wasmImports}}function createWasm(){var info=getWasmImports();function receiveInstance(instance,module){wasmExports=instance.exports;wasmExports=Asyncify.instrumentWasmExports(wasmExports);Module["wasmExports"]=wasmExports;wasmMemory=wasmExports["memory"];updateMemoryViews();wasmTable=wasmExports["__indirect_function_table"];addOnInit(wasmExports["__wasm_call_ctors"]);removeRunDependency("wasm-instantiate");return wasmExports}addRunDependency("wasm-instantiate");function receiveInstantiationResult(result){receiveInstance(result["instance"])}if(Module["instantiateWasm"]){try{return Module["instantiateWasm"](info,receiveInstance)}catch(e){err(`Module.instantiateWasm callback failed with error: ${e}`);return false}}if(!wasmBinaryFile)wasmBinaryFile=findWasmBinary();instantiateAsync(wasmBinary,wasmBinaryFile,info,receiveInstantiationResult);return{}}var tempDouble;var tempI64;function __asyncjs__js_popen_to_file(command,mode,exitCodePtr){return Asyncify.handleAsync(async()=>{const returnCallback=resolver=>new Promise(resolver);if(!command)return 1;const cmdstr=UTF8ToString(command);if(!cmdstr.length)return 0;const modestr=UTF8ToString(mode);if(!modestr.length)return 0;if(modestr==="w"){console.error('popen($cmd, "w") is not implemented yet')}return returnCallback(async wakeUp=>{let cp;try{cp=PHPWASM.spawnProcess(cmdstr,[]);if(cp instanceof Promise){cp=await cp}}catch(e){console.error(e);if(e.code==="SPAWN_UNSUPPORTED"){return 1}throw e}const outByteArrays=[];cp.stdout.on("data",function(data){outByteArrays.push(data)});const outputPath="/tmp/popen_output";cp.on("exit",function(exitCode){const outBytes=new Uint8Array(outByteArrays.reduce((acc,curr)=>acc+curr.length,0));let offset=0;for(const byteArray of outByteArrays){outBytes.set(byteArray,offset);offset+=byteArray.length}FS.writeFile(outputPath,outBytes);HEAPU8[exitCodePtr]=exitCode;wakeUp(allocateUTF8OnStack(outputPath))})})})}__asyncjs__js_popen_to_file.sig="iiii";function __asyncjs__wasm_poll_socket(socketd,events,timeout){return Asyncify.handleAsync(async()=>{const returnCallback=resolver=>new Promise(resolver);const POLLIN=1;const POLLPRI=2;const POLLOUT=4;const POLLERR=8;const POLLHUP=16;const POLLNVAL=32;return returnCallback(wakeUp=>{const polls=[];if(socketd in PHPWASM.child_proc_by_fd){const procInfo=PHPWASM.child_proc_by_fd[socketd];if(procInfo.exited){wakeUp(0);return}polls.push(PHPWASM.awaitEvent(procInfo.stdout,"data"))}else if(FS.isSocket(FS.getStream(socketd)?.node.mode)){const sock=getSocketFromFD(socketd);if(!sock){wakeUp(0);return}const lookingFor=new Set;if(events&POLLIN||events&POLLPRI){if(sock.server){for(const client of sock.pending){if((client.recv_queue||[]).length>0){wakeUp(1);return}}}else if((sock.recv_queue||[]).length>0){wakeUp(1);return}}const webSockets=PHPWASM.getAllWebSockets(sock);if(!webSockets.length){wakeUp(0);return}for(const ws of webSockets){if(events&POLLIN||events&POLLPRI){polls.push(PHPWASM.awaitData(ws));lookingFor.add("POLLIN")}if(events&POLLOUT){polls.push(PHPWASM.awaitConnection(ws));lookingFor.add("POLLOUT")}if(events&POLLHUP){polls.push(PHPWASM.awaitClose(ws));lookingFor.add("POLLHUP")}if(events&POLLERR||events&POLLNVAL){polls.push(PHPWASM.awaitError(ws));lookingFor.add("POLLERR")}}}else{setTimeout(function(){wakeUp(1)},timeout);return}if(polls.length===0){console.warn("Unsupported poll event "+events+", defaulting to setTimeout().");setTimeout(function(){wakeUp(0)},timeout);return}const promises=polls.map(([promise])=>promise);const clearPolling=()=>polls.forEach(([,clear])=>clear());let awaken=false;let timeoutId;Promise.race(promises).then(function(results){if(!awaken){awaken=true;wakeUp(1);if(timeoutId){clearTimeout(timeoutId)}clearPolling()}});if(timeout!==-1){timeoutId=setTimeout(function(){if(!awaken){awaken=true;wakeUp(0);clearPolling()}},timeout)}})})}__asyncjs__wasm_poll_socket.sig="iiii";function __asyncjs__js_fd_read(fd,iov,iovcnt,pnum){return Asyncify.handleAsync(async()=>{const returnCallback=resolver=>new Promise(resolver);if(Asyncify?.State?.Normal===undefined||Asyncify?.state===Asyncify?.State?.Normal){var returnCode;var stream;let num=0;try{stream=SYSCALLS.getStreamFromFD(fd);const num=doReadv(stream,iov,iovcnt);HEAPU32[pnum>>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError")){throw e}if(e.errno!==6||!(stream?.fd in PHPWASM.child_proc_by_fd)){HEAPU32[pnum>>2]=0;return returnCode}}}return returnCallback(wakeUp=>{var retries=0;var interval=50;var timeout=5e3;var maxRetries=timeout/interval;function poll(){var returnCode;var stream;let num;try{stream=SYSCALLS.getStreamFromFD(fd);num=doReadv(stream,iov,iovcnt);returnCode=0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError")){console.error(e);throw e}returnCode=e.errno}const success=returnCode===0;const failure=++retries>maxRetries||!(fd in PHPWASM.child_proc_by_fd)||PHPWASM.child_proc_by_fd[fd]?.exited||FS.isClosed(stream);if(success){HEAPU32[pnum>>2]=num;wakeUp(0)}else if(failure){HEAPU32[pnum>>2]=0;wakeUp(returnCode===6?0:returnCode)}else{setTimeout(poll,interval)}}poll()})})}__asyncjs__js_fd_read.sig="iiiii";function __asyncjs__js_module_onMessage(data,response_buffer){return Asyncify.handleAsync(async()=>{if(Module["onMessage"]){const dataStr=UTF8ToString(data);return Module["onMessage"](dataStr).then(response=>{const responseBytes=typeof response==="string"?(new TextEncoder).encode(response):response;const responseSize=responseBytes.byteLength;const responsePtr=_malloc(responseSize+1);HEAPU8.set(responseBytes,responsePtr);HEAPU8[responsePtr+responseSize]=0;HEAPU8[response_buffer]=responsePtr;HEAPU8[response_buffer+1]=responsePtr>>8;HEAPU8[response_buffer+2]=responsePtr>>16;HEAPU8[response_buffer+3]=responsePtr>>24;return responseSize}).catch(e=>{console.error(e);return-1})}})}__asyncjs__js_module_onMessage.sig="iii";function ExitStatus(status){this.name="ExitStatus";this.message=`Program terminated with exit(${status})`;this.status=status}var callRuntimeCallbacks=callbacks=>{while(callbacks.length>0){callbacks.shift()(Module)}};var noExitRuntime=Module["noExitRuntime"]||false;function _SharpYuvConvert(){abort("missing function: SharpYuvConvert")}_SharpYuvConvert.stub=true;function _SharpYuvGetConversionMatrix(){abort("missing function: SharpYuvGetConversionMatrix")}_SharpYuvGetConversionMatrix.stub=true;function _SharpYuvInit(){abort("missing function: SharpYuvInit")}_SharpYuvInit.stub=true;var UTF8Decoder=typeof TextDecoder!="undefined"?new TextDecoder("utf8"):undefined;var UTF8ArrayToString=(heapOrArray,idx,maxBytesToRead)=>{var endIdx=idx+maxBytesToRead;var endPtr=idx;while(heapOrArray[endPtr]&&!(endPtr>=endIdx))++endPtr;if(endPtr-idx>16&&heapOrArray.buffer&&UTF8Decoder){return UTF8Decoder.decode(heapOrArray.subarray(idx,endPtr))}var str="";while(idx>10,56320|ch&1023)}}return str};var UTF8ToString=(ptr,maxBytesToRead)=>ptr?UTF8ArrayToString(HEAPU8,ptr,maxBytesToRead):"";Module["UTF8ToString"]=UTF8ToString;var ___assert_fail=(condition,filename,line,func)=>{abort(`Assertion failed: ${UTF8ToString(condition)}, at: `+[filename?UTF8ToString(filename):"unknown filename",line,func?UTF8ToString(func):"unknown function"])};var wasmTableMirror=[];var wasmTable;var getWasmTableEntry=funcPtr=>{var func=wasmTableMirror[funcPtr];if(!func){if(funcPtr>=wasmTableMirror.length)wasmTableMirror.length=funcPtr+1;wasmTableMirror[funcPtr]=func=wasmTable.get(funcPtr);if(Asyncify.isAsyncExport(func)){wasmTableMirror[funcPtr]=func=Asyncify.makeAsyncFunction(func)}}return func};var ___call_sighandler=(fp,sig)=>getWasmTableEntry(fp)(sig);var initRandomFill=()=>{if(typeof crypto=="object"&&typeof crypto["getRandomValues"]=="function"){return view=>crypto.getRandomValues(view)}else abort("initRandomDevice")};var randomFill=view=>(randomFill=initRandomFill())(view);var PATH={isAbs:path=>path.charAt(0)==="/",splitPath:filename=>{var splitPathRe=/^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/;return splitPathRe.exec(filename).slice(1)},normalizeArray:(parts,allowAboveRoot)=>{var up=0;for(var i=parts.length-1;i>=0;i--){var last=parts[i];if(last==="."){parts.splice(i,1)}else if(last===".."){parts.splice(i,1);up++}else if(up){parts.splice(i,1);up--}}if(allowAboveRoot){for(;up;up--){parts.unshift("..")}}return parts},normalize:path=>{var isAbsolute=PATH.isAbs(path),trailingSlash=path.substr(-1)==="/";path=PATH.normalizeArray(path.split("/").filter(p=>!!p),!isAbsolute).join("/");if(!path&&!isAbsolute){path="."}if(path&&trailingSlash){path+="/"}return(isAbsolute?"/":"")+path},dirname:path=>{var result=PATH.splitPath(path),root=result[0],dir=result[1];if(!root&&!dir){return"."}if(dir){dir=dir.substr(0,dir.length-1)}return root+dir},basename:path=>{if(path==="/")return"/";path=PATH.normalize(path);path=path.replace(/\/$/,"");var lastSlash=path.lastIndexOf("/");if(lastSlash===-1)return path;return path.substr(lastSlash+1)},join:(...paths)=>PATH.normalize(paths.join("/")),join2:(l,r)=>PATH.normalize(l+"/"+r)};var PATH_FS={resolve:(...args)=>{var resolvedPath="",resolvedAbsolute=false;for(var i=args.length-1;i>=-1&&!resolvedAbsolute;i--){var path=i>=0?args[i]:FS.cwd();if(typeof path!="string"){throw new TypeError("Arguments to path.resolve must be strings")}else if(!path){return""}resolvedPath=path+"/"+resolvedPath;resolvedAbsolute=PATH.isAbs(path)}resolvedPath=PATH.normalizeArray(resolvedPath.split("/").filter(p=>!!p),!resolvedAbsolute).join("/");return(resolvedAbsolute?"/":"")+resolvedPath||"."},relative:(from,to)=>{from=PATH_FS.resolve(from).substr(1);to=PATH_FS.resolve(to).substr(1);function trim(arr){var start=0;for(;start=0;end--){if(arr[end]!=="")break}if(start>end)return[];return arr.slice(start,end-start+1)}var fromParts=trim(from.split("/"));var toParts=trim(to.split("/"));var length=Math.min(fromParts.length,toParts.length);var samePartsLength=length;for(var i=0;i{var len=0;for(var i=0;i=55296&&c<=57343){len+=4;++i}else{len+=3}}return len};Module["lengthBytesUTF8"]=lengthBytesUTF8;var stringToUTF8Array=(str,heap,outIdx,maxBytesToWrite)=>{if(!(maxBytesToWrite>0))return 0;var startIdx=outIdx;var endIdx=outIdx+maxBytesToWrite-1;for(var i=0;i=55296&&u<=57343){var u1=str.charCodeAt(++i);u=65536+((u&1023)<<10)|u1&1023}if(u<=127){if(outIdx>=endIdx)break;heap[outIdx++]=u}else if(u<=2047){if(outIdx+1>=endIdx)break;heap[outIdx++]=192|u>>6;heap[outIdx++]=128|u&63}else if(u<=65535){if(outIdx+2>=endIdx)break;heap[outIdx++]=224|u>>12;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}else{if(outIdx+3>=endIdx)break;heap[outIdx++]=240|u>>18;heap[outIdx++]=128|u>>12&63;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}}heap[outIdx]=0;return outIdx-startIdx};function intArrayFromString(stringy,dontAddNull,length){var len=length>0?length:lengthBytesUTF8(stringy)+1;var u8array=new Array(len);var numBytesWritten=stringToUTF8Array(stringy,u8array,0,u8array.length);if(dontAddNull)u8array.length=numBytesWritten;return u8array}var FS_stdin_getChar=()=>{if(!FS_stdin_getChar_buffer.length){var result=null;if(typeof window!="undefined"&&typeof window.prompt=="function"){result=window.prompt("Input: ");if(result!==null){result+="\n"}}else{}if(!result){return null}FS_stdin_getChar_buffer=intArrayFromString(result,true)}return FS_stdin_getChar_buffer.shift()};var TTY={ttys:[],init(){},shutdown(){},register(dev,ops){TTY.ttys[dev]={input:[],output:[],ops:ops};FS.registerDevice(dev,TTY.stream_ops)},stream_ops:{open(stream){var tty=TTY.ttys[stream.node.rdev];if(!tty){throw new FS.ErrnoError(43)}stream.tty=tty;stream.seekable=false},close(stream){stream.tty.ops.fsync(stream.tty)},fsync(stream){stream.tty.ops.fsync(stream.tty)},read(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.get_char){throw new FS.ErrnoError(60)}var bytesRead=0;for(var i=0;i0){out(UTF8ArrayToString(tty.output,0));tty.output=[]}},ioctl_tcgets(tty){return{c_iflag:25856,c_oflag:5,c_cflag:191,c_lflag:35387,c_cc:[3,28,127,21,4,0,1,0,17,19,26,0,18,15,23,22,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]}},ioctl_tcsets(tty,optional_actions,data){return 0},ioctl_tiocgwinsz(tty){return[24,80]}},default_tty1_ops:{put_char(tty,val){if(val===null||val===10){err(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}},fsync(tty){if(tty.output&&tty.output.length>0){err(UTF8ArrayToString(tty.output,0));tty.output=[]}}}};var zeroMemory=(address,size)=>{HEAPU8.fill(0,address,address+size);return address};var alignMemory=(size,alignment)=>Math.ceil(size/alignment)*alignment;var mmapAlloc=size=>{size=alignMemory(size,65536);var ptr=_emscripten_builtin_memalign(65536,size);if(!ptr)return 0;return zeroMemory(ptr,size)};var MEMFS={ops_table:null,mount(mount){return MEMFS.createNode(null,"/",16384|511,0)},createNode(parent,name,mode,dev){if(FS.isBlkdev(mode)||FS.isFIFO(mode)){throw new FS.ErrnoError(63)}MEMFS.ops_table||={dir:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,lookup:MEMFS.node_ops.lookup,mknod:MEMFS.node_ops.mknod,rename:MEMFS.node_ops.rename,unlink:MEMFS.node_ops.unlink,rmdir:MEMFS.node_ops.rmdir,readdir:MEMFS.node_ops.readdir,symlink:MEMFS.node_ops.symlink},stream:{llseek:MEMFS.stream_ops.llseek}},file:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:{llseek:MEMFS.stream_ops.llseek,read:MEMFS.stream_ops.read,write:MEMFS.stream_ops.write,allocate:MEMFS.stream_ops.allocate,mmap:MEMFS.stream_ops.mmap,msync:MEMFS.stream_ops.msync}},link:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,readlink:MEMFS.node_ops.readlink},stream:{}},chrdev:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:FS.chrdev_stream_ops}};var node=FS.createNode(parent,name,mode,dev);if(FS.isDir(node.mode)){node.node_ops=MEMFS.ops_table.dir.node;node.stream_ops=MEMFS.ops_table.dir.stream;node.contents={}}else if(FS.isFile(node.mode)){node.node_ops=MEMFS.ops_table.file.node;node.stream_ops=MEMFS.ops_table.file.stream;node.usedBytes=0;node.contents=null}else if(FS.isLink(node.mode)){node.node_ops=MEMFS.ops_table.link.node;node.stream_ops=MEMFS.ops_table.link.stream}else if(FS.isChrdev(node.mode)){node.node_ops=MEMFS.ops_table.chrdev.node;node.stream_ops=MEMFS.ops_table.chrdev.stream}node.timestamp=Date.now();if(parent){parent.contents[name]=node;parent.timestamp=node.timestamp}return node},getFileDataAsTypedArray(node){if(!node.contents)return new Uint8Array(0);if(node.contents.subarray)return node.contents.subarray(0,node.usedBytes);return new Uint8Array(node.contents)},expandFileStorage(node,newCapacity){var prevCapacity=node.contents?node.contents.length:0;if(prevCapacity>=newCapacity)return;var CAPACITY_DOUBLING_MAX=1024*1024;newCapacity=Math.max(newCapacity,prevCapacity*(prevCapacity>>0);if(prevCapacity!=0)newCapacity=Math.max(newCapacity,256);var oldContents=node.contents;node.contents=new Uint8Array(newCapacity);if(node.usedBytes>0)node.contents.set(oldContents.subarray(0,node.usedBytes),0)},resizeFileStorage(node,newSize){if(node.usedBytes==newSize)return;if(newSize==0){node.contents=null;node.usedBytes=0}else{var oldContents=node.contents;node.contents=new Uint8Array(newSize);if(oldContents){node.contents.set(oldContents.subarray(0,Math.min(newSize,node.usedBytes)))}node.usedBytes=newSize}},node_ops:{getattr(node){var attr={};attr.dev=FS.isChrdev(node.mode)?node.id:1;attr.ino=node.id;attr.mode=node.mode;attr.nlink=1;attr.uid=0;attr.gid=0;attr.rdev=node.rdev;if(FS.isDir(node.mode)){attr.size=4096}else if(FS.isFile(node.mode)){attr.size=node.usedBytes}else if(FS.isLink(node.mode)){attr.size=node.link.length}else{attr.size=0}attr.atime=new Date(node.timestamp);attr.mtime=new Date(node.timestamp);attr.ctime=new Date(node.timestamp);attr.blksize=4096;attr.blocks=Math.ceil(attr.size/attr.blksize);return attr},setattr(node,attr){if(attr.mode!==undefined){node.mode=attr.mode}if(attr.timestamp!==undefined){node.timestamp=attr.timestamp}if(attr.size!==undefined){MEMFS.resizeFileStorage(node,attr.size)}},lookup(parent,name){throw FS.genericErrors[44]},mknod(parent,name,mode,dev){return MEMFS.createNode(parent,name,mode,dev)},rename(old_node,new_dir,new_name){if(FS.isDir(old_node.mode)){var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(new_node){for(var i in new_node.contents){throw new FS.ErrnoError(55)}}}delete old_node.parent.contents[old_node.name];old_node.parent.timestamp=Date.now();old_node.name=new_name;new_dir.contents[new_name]=old_node;new_dir.timestamp=old_node.parent.timestamp},unlink(parent,name){delete parent.contents[name];parent.timestamp=Date.now()},rmdir(parent,name){var node=FS.lookupNode(parent,name);for(var i in node.contents){throw new FS.ErrnoError(55)}delete parent.contents[name];parent.timestamp=Date.now()},readdir(node){var entries=[".",".."];for(var key of Object.keys(node.contents)){entries.push(key)}return entries},symlink(parent,newname,oldpath){var node=MEMFS.createNode(parent,newname,511|40960,0);node.link=oldpath;return node},readlink(node){if(!FS.isLink(node.mode)){throw new FS.ErrnoError(28)}return node.link}},stream_ops:{read(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=stream.node.usedBytes)return 0;var size=Math.min(stream.node.usedBytes-position,length);if(size>8&&contents.subarray){buffer.set(contents.subarray(position,position+size),offset)}else{for(var i=0;i0||position+length{var dep=!noRunDep?getUniqueRunDependency(`al ${url}`):"";readAsync(url,arrayBuffer=>{onload(new Uint8Array(arrayBuffer));if(dep)removeRunDependency(dep)},event=>{if(onerror){onerror()}else{throw`Loading data file "${url}" failed.`}});if(dep)addRunDependency(dep)};var FS_createDataFile=(parent,name,fileData,canRead,canWrite,canOwn)=>{FS.createDataFile(parent,name,fileData,canRead,canWrite,canOwn)};var preloadPlugins=Module["preloadPlugins"]||[];var FS_handledByPreloadPlugin=(byteArray,fullname,finish,onerror)=>{if(typeof Browser!="undefined")Browser.init();var handled=false;preloadPlugins.forEach(plugin=>{if(handled)return;if(plugin["canHandle"](fullname)){plugin["handle"](byteArray,fullname,finish,onerror);handled=true}});return handled};var FS_createPreloadedFile=(parent,name,url,canRead,canWrite,onload,onerror,dontCreateFile,canOwn,preFinish)=>{var fullname=name?PATH_FS.resolve(PATH.join2(parent,name)):parent;var dep=getUniqueRunDependency(`cp ${fullname}`);function processData(byteArray){function finish(byteArray){preFinish?.();if(!dontCreateFile){FS_createDataFile(parent,name,byteArray,canRead,canWrite,canOwn)}onload?.();removeRunDependency(dep)}if(FS_handledByPreloadPlugin(byteArray,fullname,finish,()=>{onerror?.();removeRunDependency(dep)})){return}finish(byteArray)}addRunDependency(dep);if(typeof url=="string"){asyncLoad(url,processData,onerror)}else{processData(url)}};var FS_modeStringToFlags=str=>{var flagModes={r:0,"r+":2,w:512|64|1,"w+":512|64|2,a:1024|64|1,"a+":1024|64|2};var flags=flagModes[str];if(typeof flags=="undefined"){throw new Error(`Unknown file open mode: ${str}`)}return flags};var FS_getMode=(canRead,canWrite)=>{var mode=0;if(canRead)mode|=292|73;if(canWrite)mode|=146;return mode};var ERRNO_CODES={EPERM:63,ENOENT:44,ESRCH:71,EINTR:27,EIO:29,ENXIO:60,E2BIG:1,ENOEXEC:45,EBADF:8,ECHILD:12,EAGAIN:6,EWOULDBLOCK:6,ENOMEM:48,EACCES:2,EFAULT:21,ENOTBLK:105,EBUSY:10,EEXIST:20,EXDEV:75,ENODEV:43,ENOTDIR:54,EISDIR:31,EINVAL:28,ENFILE:41,EMFILE:33,ENOTTY:59,ETXTBSY:74,EFBIG:22,ENOSPC:51,ESPIPE:70,EROFS:69,EMLINK:34,EPIPE:64,EDOM:18,ERANGE:68,ENOMSG:49,EIDRM:24,ECHRNG:106,EL2NSYNC:156,EL3HLT:107,EL3RST:108,ELNRNG:109,EUNATCH:110,ENOCSI:111,EL2HLT:112,EDEADLK:16,ENOLCK:46,EBADE:113,EBADR:114,EXFULL:115,ENOANO:104,EBADRQC:103,EBADSLT:102,EDEADLOCK:16,EBFONT:101,ENOSTR:100,ENODATA:116,ETIME:117,ENOSR:118,ENONET:119,ENOPKG:120,EREMOTE:121,ENOLINK:47,EADV:122,ESRMNT:123,ECOMM:124,EPROTO:65,EMULTIHOP:36,EDOTDOT:125,EBADMSG:9,ENOTUNIQ:126,EBADFD:127,EREMCHG:128,ELIBACC:129,ELIBBAD:130,ELIBSCN:131,ELIBMAX:132,ELIBEXEC:133,ENOSYS:52,ENOTEMPTY:55,ENAMETOOLONG:37,ELOOP:32,EOPNOTSUPP:138,EPFNOSUPPORT:139,ECONNRESET:15,ENOBUFS:42,EAFNOSUPPORT:5,EPROTOTYPE:67,ENOTSOCK:57,ENOPROTOOPT:50,ESHUTDOWN:140,ECONNREFUSED:14,EADDRINUSE:3,ECONNABORTED:13,ENETUNREACH:40,ENETDOWN:38,ETIMEDOUT:73,EHOSTDOWN:142,EHOSTUNREACH:23,EINPROGRESS:26,EALREADY:7,EDESTADDRREQ:17,EMSGSIZE:35,EPROTONOSUPPORT:66,ESOCKTNOSUPPORT:137,EADDRNOTAVAIL:4,ENETRESET:39,EISCONN:30,ENOTCONN:53,ETOOMANYREFS:141,EUSERS:136,EDQUOT:19,ESTALE:72,ENOTSUP:138,ENOMEDIUM:148,EILSEQ:25,EOVERFLOW:61,ECANCELED:11,ENOTRECOVERABLE:56,EOWNERDEAD:62,ESTRPIPE:135};var PROXYFS={mount(mount){return PROXYFS.createNode(null,"/",mount.opts.fs.lstat(mount.opts.root).mode,0)},createNode(parent,name,mode,dev){if(!FS.isDir(mode)&&!FS.isFile(mode)&&!FS.isLink(mode)){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}var node=FS.createNode(parent,name,mode);node.node_ops=PROXYFS.node_ops;node.stream_ops=PROXYFS.stream_ops;return node},realPath(node){var parts=[];while(node.parent!==node){parts.push(node.name);node=node.parent}parts.push(node.mount.opts.root);parts.reverse();return PATH.join(...parts)},node_ops:{getattr(node){var path=PROXYFS.realPath(node);var stat;try{stat=node.mount.opts.fs.lstat(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return{dev:stat.dev,ino:stat.ino,mode:stat.mode,nlink:stat.nlink,uid:stat.uid,gid:stat.gid,rdev:stat.rdev,size:stat.size,atime:stat.atime,mtime:stat.mtime,ctime:stat.ctime,blksize:stat.blksize,blocks:stat.blocks}},setattr(node,attr){var path=PROXYFS.realPath(node);try{if(attr.mode!==undefined){node.mount.opts.fs.chmod(path,attr.mode);node.mode=attr.mode}if(attr.timestamp!==undefined){var date=new Date(attr.timestamp);node.mount.opts.fs.utime(path,date,date)}if(attr.size!==undefined){node.mount.opts.fs.truncate(path,attr.size)}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},lookup(parent,name){try{var path=PATH.join2(PROXYFS.realPath(parent),name);var mode=parent.mount.opts.fs.lstat(path).mode;var node=PROXYFS.createNode(parent,name,mode);return node}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},mknod(parent,name,mode,dev){var node=PROXYFS.createNode(parent,name,mode,dev);var path=PROXYFS.realPath(node);try{if(FS.isDir(node.mode)){node.mount.opts.fs.mkdir(path,node.mode)}else{node.mount.opts.fs.writeFile(path,"",{mode:node.mode})}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return node},rename(oldNode,newDir,newName){var oldPath=PROXYFS.realPath(oldNode);var newPath=PATH.join2(PROXYFS.realPath(newDir),newName);try{oldNode.mount.opts.fs.rename(oldPath,newPath);oldNode.name=newName}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},unlink(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.unlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},rmdir(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.rmdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readdir(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},symlink(parent,newName,oldPath){var newPath=PATH.join2(PROXYFS.realPath(parent),newName);try{parent.mount.opts.fs.symlink(oldPath,newPath)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readlink(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}}},stream_ops:{open(stream){var path=PROXYFS.realPath(stream.node);try{stream.nfd=stream.node.mount.opts.fs.open(path,stream.flags)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},close(stream){try{stream.node.mount.opts.fs.close(stream.nfd)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},read(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.read(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},write(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.write(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},llseek(stream,offset,whence){var position=offset;if(whence===1){position+=stream.position}else if(whence===2){if(FS.isFile(stream.node.mode)){try{var stat=stream.node.node_ops.getattr(stream.node);position+=stat.size}catch(e){throw new FS.ErrnoError(ERRNO_CODES[e.code])}}}if(position<0){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}return position}}};var FS={root:null,mounts:[],devices:{},streams:[],nextInode:1,nameTable:null,currentPath:"/",initialized:false,ignorePermissions:true,ErrnoError:class{constructor(errno){this.name="ErrnoError";this.errno=errno}},genericErrors:{},filesystems:null,syncFSRequests:0,FSStream:class{constructor(){this.shared={}}get object(){return this.node}set object(val){this.node=val}get isRead(){return(this.flags&2097155)!==1}get isWrite(){return(this.flags&2097155)!==0}get isAppend(){return this.flags&1024}get flags(){return this.shared.flags}set flags(val){this.shared.flags=val}get position(){return this.shared.position}set position(val){this.shared.position=val}},FSNode:class{constructor(parent,name,mode,rdev){if(!parent){parent=this}this.parent=parent;this.mount=parent.mount;this.mounted=null;this.id=FS.nextInode++;this.name=name;this.mode=mode;this.node_ops={};this.stream_ops={};this.rdev=rdev;this.readMode=292|73;this.writeMode=146}get read(){return(this.mode&this.readMode)===this.readMode}set read(val){val?this.mode|=this.readMode:this.mode&=~this.readMode}get write(){return(this.mode&this.writeMode)===this.writeMode}set write(val){val?this.mode|=this.writeMode:this.mode&=~this.writeMode}get isFolder(){return FS.isDir(this.mode)}get isDevice(){return FS.isChrdev(this.mode)}},lookupPath(path,opts={}){path=PATH_FS.resolve(path);if(!path)return{path:"",node:null};var defaults={follow_mount:true,recurse_count:0};opts=Object.assign(defaults,opts);if(opts.recurse_count>8){throw new FS.ErrnoError(32)}var parts=path.split("/").filter(p=>!!p);var current=FS.root;var current_path="/";for(var i=0;i40){throw new FS.ErrnoError(32)}}}}return{path:current_path,node:current}},getPath(node){var path;while(true){if(FS.isRoot(node)){var mount=node.mount.mountpoint;if(!path)return mount;return mount[mount.length-1]!=="/"?`${mount}/${path}`:mount+path}path=path?`${node.name}/${path}`:node.name;node=node.parent}},hashName(parentid,name){var hash=0;for(var i=0;i>>0)%FS.nameTable.length},hashAddNode(node){var hash=FS.hashName(node.parent.id,node.name);node.name_next=FS.nameTable[hash];FS.nameTable[hash]=node},hashRemoveNode(node){var hash=FS.hashName(node.parent.id,node.name);if(FS.nameTable[hash]===node){FS.nameTable[hash]=node.name_next}else{var current=FS.nameTable[hash];while(current){if(current.name_next===node){current.name_next=node.name_next;break}current=current.name_next}}},lookupNode(parent,name){var errCode=FS.mayLookup(parent);if(errCode){throw new FS.ErrnoError(errCode)}var hash=FS.hashName(parent.id,name);for(var node=FS.nameTable[hash];node;node=node.name_next){var nodeName=node.name;if(node.parent.id===parent.id&&nodeName===name){return node}}return FS.lookup(parent,name)},createNode(parent,name,mode,rdev){var node=new FS.FSNode(parent,name,mode,rdev);FS.hashAddNode(node);return node},destroyNode(node){FS.hashRemoveNode(node)},isRoot(node){return node===node.parent},isMountpoint(node){return!!node.mounted},isFile(mode){return(mode&61440)===32768},isDir(mode){return(mode&61440)===16384},isLink(mode){return(mode&61440)===40960},isChrdev(mode){return(mode&61440)===8192},isBlkdev(mode){return(mode&61440)===24576},isFIFO(mode){return(mode&61440)===4096},isSocket(mode){return(mode&49152)===49152},flagsToPermissionString(flag){var perms=["r","w","rw"][flag&3];if(flag&512){perms+="w"}return perms},nodePermissions(node,perms){if(FS.ignorePermissions){return 0}if(perms.includes("r")&&!(node.mode&292)){return 2}else if(perms.includes("w")&&!(node.mode&146)){return 2}else if(perms.includes("x")&&!(node.mode&73)){return 2}return 0},mayLookup(dir){if(!FS.isDir(dir.mode))return 54;var errCode=FS.nodePermissions(dir,"x");if(errCode)return errCode;if(!dir.node_ops.lookup)return 2;return 0},mayCreate(dir,name){try{var node=FS.lookupNode(dir,name);return 20}catch(e){}return FS.nodePermissions(dir,"wx")},mayDelete(dir,name,isdir){var node;try{node=FS.lookupNode(dir,name)}catch(e){return e.errno}var errCode=FS.nodePermissions(dir,"wx");if(errCode){return errCode}if(isdir){if(!FS.isDir(node.mode)){return 54}if(FS.isRoot(node)||FS.getPath(node)===FS.cwd()){return 10}}else{if(FS.isDir(node.mode)){return 31}}return 0},mayOpen(node,flags){if(!node){return 44}if(FS.isLink(node.mode)){return 32}else if(FS.isDir(node.mode)){if(FS.flagsToPermissionString(flags)!=="r"||flags&512){return 31}}return FS.nodePermissions(node,FS.flagsToPermissionString(flags))},MAX_OPEN_FDS:4096,nextfd(){for(var fd=0;fd<=FS.MAX_OPEN_FDS;fd++){if(!FS.streams[fd]){return fd}}throw new FS.ErrnoError(33)},getStreamChecked(fd){var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}return stream},getStream:fd=>FS.streams[fd],createStream(stream,fd=-1){stream=Object.assign(new FS.FSStream,stream);if(fd==-1){fd=FS.nextfd()}stream.fd=fd;FS.streams[fd]=stream;return stream},closeStream(fd){FS.streams[fd]=null},dupStream(origStream,fd=-1){var stream=FS.createStream(origStream,fd);stream.stream_ops?.dup?.(stream);return stream},chrdev_stream_ops:{open(stream){var device=FS.getDevice(stream.node.rdev);stream.stream_ops=device.stream_ops;stream.stream_ops.open?.(stream)},llseek(){throw new FS.ErrnoError(70)}},major:dev=>dev>>8,minor:dev=>dev&255,makedev:(ma,mi)=>ma<<8|mi,registerDevice(dev,ops){FS.devices[dev]={stream_ops:ops}},getDevice:dev=>FS.devices[dev],getMounts(mount){var mounts=[];var check=[mount];while(check.length){var m=check.pop();mounts.push(m);check.push(...m.mounts)}return mounts},syncfs(populate,callback){if(typeof populate=="function"){callback=populate;populate=false}FS.syncFSRequests++;if(FS.syncFSRequests>1){err(`warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work`)}var mounts=FS.getMounts(FS.root.mount);var completed=0;function doCallback(errCode){FS.syncFSRequests--;return callback(errCode)}function done(errCode){if(errCode){if(!done.errored){done.errored=true;return doCallback(errCode)}return}if(++completed>=mounts.length){doCallback(null)}}mounts.forEach(mount=>{if(!mount.type.syncfs){return done(null)}mount.type.syncfs(mount,populate,done)})},mount(type,opts,mountpoint){var root=mountpoint==="/";var pseudo=!mountpoint;var node;if(root&&FS.root){throw new FS.ErrnoError(10)}else if(!root&&!pseudo){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});mountpoint=lookup.path;node=lookup.node;if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}if(!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}}var mount={type:type,opts:opts,mountpoint:mountpoint,mounts:[]};var mountRoot=type.mount(mount);mountRoot.mount=mount;mount.root=mountRoot;if(root){FS.root=mountRoot}else if(node){node.mounted=mount;if(node.mount){node.mount.mounts.push(mount)}}return mountRoot},unmount(mountpoint){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});if(!FS.isMountpoint(lookup.node)){throw new FS.ErrnoError(28)}var node=lookup.node;var mount=node.mounted;var mounts=FS.getMounts(mount);Object.keys(FS.nameTable).forEach(hash=>{var current=FS.nameTable[hash];while(current){var next=current.name_next;if(mounts.includes(current.mount)){FS.destroyNode(current)}current=next}});node.mounted=null;var idx=node.mount.mounts.indexOf(mount);node.mount.mounts.splice(idx,1)},lookup(parent,name){return parent.node_ops.lookup(parent,name)},mknod(path,mode,dev){var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);if(!name||name==="."||name===".."){throw new FS.ErrnoError(28)}var errCode=FS.mayCreate(parent,name);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.mknod){throw new FS.ErrnoError(63)}return parent.node_ops.mknod(parent,name,mode,dev)},create(path,mode){mode=mode!==undefined?mode:438;mode&=4095;mode|=32768;return FS.mknod(path,mode,0)},mkdir(path,mode){mode=mode!==undefined?mode:511;mode&=511|512;mode|=16384;return FS.mknod(path,mode,0)},mkdirTree(path,mode){var dirs=path.split("/");var d="";for(var i=0;iFS.currentPath,chdir(path){var lookup=FS.lookupPath(path,{follow:true});if(lookup.node===null){throw new FS.ErrnoError(44)}if(!FS.isDir(lookup.node.mode)){throw new FS.ErrnoError(54)}var errCode=FS.nodePermissions(lookup.node,"x");if(errCode){throw new FS.ErrnoError(errCode)}FS.currentPath=lookup.path},createDefaultDirectories(){FS.mkdir("/tmp");FS.mkdir("/home");FS.mkdir("/home/web_user")},createDefaultDevices(){FS.mkdir("/dev");FS.registerDevice(FS.makedev(1,3),{read:()=>0,write:(stream,buffer,offset,length,pos)=>length});FS.mkdev("/dev/null",FS.makedev(1,3));TTY.register(FS.makedev(5,0),TTY.default_tty_ops);TTY.register(FS.makedev(6,0),TTY.default_tty1_ops);FS.mkdev("/dev/tty",FS.makedev(5,0));FS.mkdev("/dev/tty1",FS.makedev(6,0));var randomBuffer=new Uint8Array(1024),randomLeft=0;var randomByte=()=>{if(randomLeft===0){randomLeft=randomFill(randomBuffer).byteLength}return randomBuffer[--randomLeft]};FS.createDevice("/dev","random",randomByte);FS.createDevice("/dev","urandom",randomByte);FS.mkdir("/dev/shm");FS.mkdir("/dev/shm/tmp")},createSpecialDirectories(){FS.mkdir("/proc");var proc_self=FS.mkdir("/proc/self");FS.mkdir("/proc/self/fd");FS.mount({mount(){var node=FS.createNode(proc_self,"fd",16384|511,73);node.node_ops={lookup(parent,name){var fd=+name;var stream=FS.getStreamChecked(fd);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}};return node}},{},"/proc/self/fd")},createStandardStreams(){if(Module["stdin"]){FS.createDevice("/dev","stdin",Module["stdin"])}else{FS.symlink("/dev/tty","/dev/stdin")}if(Module["stdout"]){FS.createDevice("/dev","stdout",null,Module["stdout"])}else{FS.symlink("/dev/tty","/dev/stdout")}if(Module["stderr"]){FS.createDevice("/dev","stderr",null,Module["stderr"])}else{FS.symlink("/dev/tty1","/dev/stderr")}var stdin=FS.open("/dev/stdin",0);var stdout=FS.open("/dev/stdout",1);var stderr=FS.open("/dev/stderr",1)},staticInit(){[44].forEach(code=>{FS.genericErrors[code]=new FS.ErrnoError(code);FS.genericErrors[code].stack=""});FS.nameTable=new Array(4096);FS.mount(MEMFS,{},"/");FS.createDefaultDirectories();FS.createDefaultDevices();FS.createSpecialDirectories();FS.filesystems={MEMFS:MEMFS,PROXYFS:PROXYFS}},init(input,output,error){FS.init.initialized=true;Module["stdin"]=input||Module["stdin"];Module["stdout"]=output||Module["stdout"];Module["stderr"]=error||Module["stderr"];FS.createStandardStreams()},quit(){FS.init.initialized=false;_fflush(0);for(var i=0;ithis.length-1||idx<0){return undefined}var chunkOffset=idx%this.chunkSize;var chunkNum=idx/this.chunkSize|0;return this.getter(chunkNum)[chunkOffset]}setDataGetter(getter){this.getter=getter}cacheLength(){var xhr=new XMLHttpRequest;xhr.open("HEAD",url,false);xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);var datalength=Number(xhr.getResponseHeader("Content-length"));var header;var hasByteServing=(header=xhr.getResponseHeader("Accept-Ranges"))&&header==="bytes";var usesGzip=(header=xhr.getResponseHeader("Content-Encoding"))&&header==="gzip";var chunkSize=1024*1024;if(!hasByteServing)chunkSize=datalength;var doXHR=(from,to)=>{if(from>to)throw new Error("invalid range ("+from+", "+to+") or no bytes requested!");if(to>datalength-1)throw new Error("only "+datalength+" bytes available! programmer error!");var xhr=new XMLHttpRequest;xhr.open("GET",url,false);if(datalength!==chunkSize)xhr.setRequestHeader("Range","bytes="+from+"-"+to);xhr.responseType="arraybuffer";if(xhr.overrideMimeType){xhr.overrideMimeType("text/plain; charset=x-user-defined")}xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);if(xhr.response!==undefined){return new Uint8Array(xhr.response||[])}return intArrayFromString(xhr.responseText||"",true)};var lazyArray=this;lazyArray.setDataGetter(chunkNum=>{var start=chunkNum*chunkSize;var end=(chunkNum+1)*chunkSize-1;end=Math.min(end,datalength-1);if(typeof lazyArray.chunks[chunkNum]=="undefined"){lazyArray.chunks[chunkNum]=doXHR(start,end)}if(typeof lazyArray.chunks[chunkNum]=="undefined")throw new Error("doXHR failed!");return lazyArray.chunks[chunkNum]});if(usesGzip||!datalength){chunkSize=datalength=1;datalength=this.getter(0).length;chunkSize=datalength;out("LazyFiles on gzip forces download of the whole file when length is accessed")}this._length=datalength;this._chunkSize=chunkSize;this.lengthKnown=true}get length(){if(!this.lengthKnown){this.cacheLength()}return this._length}get chunkSize(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}}if(typeof XMLHttpRequest!="undefined"){if(!ENVIRONMENT_IS_WORKER)throw"Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc";var lazyArray=new LazyUint8Array;var properties={isDevice:false,contents:lazyArray}}else{var properties={isDevice:false,url:url}}var node=FS.createFile(parent,name,properties,canRead,canWrite);if(properties.contents){node.contents=properties.contents}else if(properties.url){node.contents=null;node.url=properties.url}Object.defineProperties(node,{usedBytes:{get:function(){return this.contents.length}}});var stream_ops={};var keys=Object.keys(node.stream_ops);keys.forEach(key=>{var fn=node.stream_ops[key];stream_ops[key]=(...args)=>{FS.forceLoadFile(node);return fn(...args)}});function writeChunks(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=contents.length)return 0;var size=Math.min(contents.length-position,length);if(contents.slice){for(var i=0;i{FS.forceLoadFile(node);return writeChunks(stream,buffer,offset,length,position)};stream_ops.mmap=(stream,length,position,prot,flags)=>{FS.forceLoadFile(node);var ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}writeChunks(stream,HEAP8,ptr,length,position);return{ptr:ptr,allocated:true}};node.stream_ops=stream_ops;return node}};Module["FS"]=FS;var SOCKFS={mount(mount){Module["websocket"]=Module["websocket"]&&"object"===typeof Module["websocket"]?Module["websocket"]:{};Module["websocket"]._callbacks={};Module["websocket"]["on"]=function(event,callback){if("function"===typeof callback){this._callbacks[event]=callback}return this};Module["websocket"].emit=function(event,param){if("function"===typeof this._callbacks[event]){this._callbacks[event].call(this,param)}};return FS.createNode(null,"/",16384|511,0)},createSocket(family,type,protocol){type&=~526336;var streaming=type==1;if(streaming&&protocol&&protocol!=6){throw new FS.ErrnoError(66)}var sock={family:family,type:type,protocol:protocol,server:null,error:null,peers:{},pending:[],recv_queue:[],sock_ops:SOCKFS.websocket_sock_ops};var name=SOCKFS.nextname();var node=FS.createNode(SOCKFS.root,name,49152,0);node.sock=sock;var stream=FS.createStream({path:name,node:node,flags:2,seekable:false,stream_ops:SOCKFS.stream_ops});sock.stream=stream;return sock},getSocket(fd){var stream=FS.getStream(fd);if(!stream||!FS.isSocket(stream.node.mode)){return null}return stream.node.sock},stream_ops:{poll(stream){var sock=stream.node.sock;return sock.sock_ops.poll(sock)},ioctl(stream,request,varargs){var sock=stream.node.sock;return sock.sock_ops.ioctl(sock,request,varargs)},read(stream,buffer,offset,length,position){var sock=stream.node.sock;var msg=sock.sock_ops.recvmsg(sock,length);if(!msg){return 0}buffer.set(msg.buffer,offset);return msg.buffer.length},write(stream,buffer,offset,length,position){var sock=stream.node.sock;return sock.sock_ops.sendmsg(sock,buffer,offset,length)},close(stream){var sock=stream.node.sock;sock.sock_ops.close(sock)}},nextname(){if(!SOCKFS.nextname.current){SOCKFS.nextname.current=0}return"socket["+SOCKFS.nextname.current+++"]"},websocket_sock_ops:{createPeer(sock,addr,port){var ws;if(typeof addr=="object"){ws=addr;addr=null;port=null}if(ws){if(ws._socket){addr=ws._socket.remoteAddress;port=ws._socket.remotePort}else{var result=/ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url);if(!result){throw new Error("WebSocket URL must be in the format ws(s)://address:port")}addr=result[1];port=parseInt(result[2],10)}}else{try{var runtimeConfig=Module["websocket"]&&"object"===typeof Module["websocket"];var url="ws:#".replace("#","//");if(runtimeConfig){if("function"===typeof Module["websocket"]["url"]) { -url = Module["websocket"]["url"](...arguments); -}else if ("string" === typeof Module["websocket"]["url"]){url=Module["websocket"]["url"]}}if(url==="ws://"||url==="wss://"){var parts=addr.split("/");url=url+parts[0]+":"+port+"/"+parts.slice(1).join("/")}var subProtocols="binary";if(runtimeConfig){if("string"===typeof Module["websocket"]["subprotocol"]){subProtocols=Module["websocket"]["subprotocol"]}}var opts=undefined;if(subProtocols!=="null"){subProtocols=subProtocols.replace(/^ +| +$/g,"").split(/ *, */);opts=subProtocols}if(runtimeConfig&&null===Module["websocket"]["subprotocol"]){subProtocols="null";opts=undefined}var WebSocketConstructor;{WebSocketConstructor=WebSocket}if (Module['websocket']['decorator']) {WebSocketConstructor = Module['websocket']['decorator'](WebSocketConstructor);}ws = new WebSocketConstructor(url,opts);ws.binaryType="arraybuffer"}catch(e){throw new FS.ErrnoError(23)}}var peer={addr:addr,port:port,socket:ws,dgram_send_queue:[]};SOCKFS.websocket_sock_ops.addPeer(sock,peer);SOCKFS.websocket_sock_ops.handlePeerEvents(sock,peer);if(sock.type===2&&typeof sock.sport!="undefined"){peer.dgram_send_queue.push(new Uint8Array([255,255,255,255,"p".charCodeAt(0),"o".charCodeAt(0),"r".charCodeAt(0),"t".charCodeAt(0),(sock.sport&65280)>>8,sock.sport&255]))}return peer},getPeer(sock,addr,port){return sock.peers[addr+":"+port]},addPeer(sock,peer){sock.peers[peer.addr+":"+peer.port]=peer},removePeer(sock,peer){delete sock.peers[peer.addr+":"+peer.port]},handlePeerEvents(sock,peer){var first=true;var handleOpen=function(){Module["websocket"].emit("open",sock.stream.fd);try{var queued=peer.dgram_send_queue.shift();while(queued){peer.socket.send(queued);queued=peer.dgram_send_queue.shift()}}catch(e){peer.socket.close()}};function handleMessage(data){if(typeof data=="string"){var encoder=new TextEncoder;data=encoder.encode(data)}else{assert(data.byteLength!==undefined);if(data.byteLength==0){return}data=new Uint8Array(data)}var wasfirst=first;first=false;if(wasfirst&&data.length===10&&data[0]===255&&data[1]===255&&data[2]===255&&data[3]===255&&data[4]==="p".charCodeAt(0)&&data[5]==="o".charCodeAt(0)&&data[6]==="r".charCodeAt(0)&&data[7]==="t".charCodeAt(0)){var newport=data[8]<<8|data[9];SOCKFS.websocket_sock_ops.removePeer(sock,peer);peer.port=newport;SOCKFS.websocket_sock_ops.addPeer(sock,peer);return}sock.recv_queue.push({addr:peer.addr,port:peer.port,data:data});Module["websocket"].emit("message",sock.stream.fd)}if(ENVIRONMENT_IS_NODE){peer.socket.on("open",handleOpen);peer.socket.on("message",function(data,isBinary){if(!isBinary){return}handleMessage(new Uint8Array(data).buffer)});peer.socket.on("close",function(){Module["websocket"].emit("close",sock.stream.fd)});peer.socket.on("error",function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])})}else{peer.socket.onopen=handleOpen;peer.socket.onclose=function(){Module["websocket"].emit("close",sock.stream.fd)};peer.socket.onmessage=function peer_socket_onmessage(event){handleMessage(event.data)};peer.socket.onerror=function(error){sock.error=14;Module["websocket"].emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])}}},poll(sock){if(sock.type===1&&sock.server){return sock.pending.length?64|1:0}var mask=0;var dest=sock.type===1?SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport):null;if(sock.recv_queue.length||!dest||dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=64|1}if(!dest||dest&&dest.socket.readyState===dest.socket.OPEN){mask|=4}if(dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=16}return mask},ioctl(sock,request,arg){switch(request){case 21531:var bytes=0;if(sock.recv_queue.length){bytes=sock.recv_queue[0].data.length}HEAP32[arg>>2]=bytes;return 0;default:return 28}},close(sock){if(sock.server){try{sock.server.close()}catch(e){}sock.server=null}var peers=Object.keys(sock.peers);for(var i=0;i{var socket=SOCKFS.getSocket(fd);if(!socket)throw new FS.ErrnoError(8);return socket};var inetPton4=str=>{var b=str.split(".");for(var i=0;i<4;i++){var tmp=Number(b[i]);if(isNaN(tmp))return null;b[i]=tmp}return(b[0]|b[1]<<8|b[2]<<16|b[3]<<24)>>>0};var jstoi_q=str=>parseInt(str);var inetPton6=str=>{var words;var w,offset,z;var valid6regx=/^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i;var parts=[];if(!valid6regx.test(str)){return null}if(str==="::"){return[0,0,0,0,0,0,0,0]}if(str.startsWith("::")){str=str.replace("::","Z:")}else{str=str.replace("::",":Z:")}if(str.indexOf(".")>0){str=str.replace(new RegExp("[.]","g"),":");words=str.split(":");words[words.length-4]=jstoi_q(words[words.length-4])+jstoi_q(words[words.length-3])*256;words[words.length-3]=jstoi_q(words[words.length-2])+jstoi_q(words[words.length-1])*256;words=words.slice(0,words.length-2)}else{words=str.split(":")}offset=0;z=0;for(w=0;w{switch(family){case 2:addr=inetPton4(addr);zeroMemory(sa,16);if(addrlen){HEAP32[addrlen>>2]=16}HEAP16[sa>>1]=family;HEAP32[sa+4>>2]=addr;HEAP16[sa+2>>1]=_htons(port);break;case 10:addr=inetPton6(addr);zeroMemory(sa,28);if(addrlen){HEAP32[addrlen>>2]=28}HEAP32[sa>>2]=family;HEAP32[sa+8>>2]=addr[0];HEAP32[sa+12>>2]=addr[1];HEAP32[sa+16>>2]=addr[2];HEAP32[sa+20>>2]=addr[3];HEAP16[sa+2>>1]=_htons(port);break;default:return 5}return 0};var DNS={address_map:{id:1,addrs:{},names:{}},lookup_name(name){var res=inetPton4(name);if(res!==null){return name}res=inetPton6(name);if(res!==null){return name}var addr;if(DNS.address_map.addrs[name]){addr=DNS.address_map.addrs[name]}else{var id=DNS.address_map.id++;assert(id<65535,"exceeded max address mappings of 65535");addr="172.29."+(id&255)+"."+(id&65280);DNS.address_map.names[addr]=name;DNS.address_map.addrs[name]=addr}return addr},lookup_addr(addr){if(DNS.address_map.names[addr]){return DNS.address_map.names[addr]}return null}};function ___syscall_accept4(fd,addr,addrlen,flags,d1,d2){try{var sock=getSocketFromFD(fd);var newsock=sock.sock_ops.accept(sock);if(addr){var errno=writeSockaddr(addr,newsock.family,DNS.lookup_name(newsock.daddr),newsock.dport,addrlen)}return newsock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var inetNtop4=addr=>(addr&255)+"."+(addr>>8&255)+"."+(addr>>16&255)+"."+(addr>>24&255);var inetNtop6=ints=>{var str="";var word=0;var longest=0;var lastzero=0;var zstart=0;var len=0;var i=0;var parts=[ints[0]&65535,ints[0]>>16,ints[1]&65535,ints[1]>>16,ints[2]&65535,ints[2]>>16,ints[3]&65535,ints[3]>>16];var hasipv4=true;var v4part="";for(i=0;i<5;i++){if(parts[i]!==0){hasipv4=false;break}}if(hasipv4){v4part=inetNtop4(parts[6]|parts[7]<<16);if(parts[5]===-1){str="::ffff:";str+=v4part;return str}if(parts[5]===0){str="::";if(v4part==="0.0.0.0")v4part="";if(v4part==="0.0.0.1")v4part="1";str+=v4part;return str}}for(word=0;word<8;word++){if(parts[word]===0){if(word-lastzero>1){len=0}lastzero=word;len++}if(len>longest){longest=len;zstart=word-longest+1}}for(word=0;word<8;word++){if(longest>1){if(parts[word]===0&&word>=zstart&&word{var family=HEAP16[sa>>1];var port=_ntohs(HEAPU16[sa+2>>1]);var addr;switch(family){case 2:if(salen!==16){return{errno:28}}addr=HEAP32[sa+4>>2];addr=inetNtop4(addr);break;case 10:if(salen!==28){return{errno:28}}addr=[HEAP32[sa+8>>2],HEAP32[sa+12>>2],HEAP32[sa+16>>2],HEAP32[sa+20>>2]];addr=inetNtop6(addr);break;default:return{errno:5}}return{family:family,addr:addr,port:port}};var getSocketAddress=(addrp,addrlen,allowNull)=>{if(allowNull&&addrp===0)return null;var info=readSockaddr(addrp,addrlen);if(info.errno)throw new FS.ErrnoError(info.errno);info.addr=DNS.lookup_addr(info.addr)||info.addr;return info};function ___syscall_bind(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.bind(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var SYSCALLS={DEFAULT_POLLMASK:5,calculateAt(dirfd,path,allowEmpty){if(PATH.isAbs(path)){return path}var dir;if(dirfd===-100){dir=FS.cwd()}else{var dirstream=SYSCALLS.getStreamFromFD(dirfd);dir=dirstream.path}if(path.length==0){if(!allowEmpty){throw new FS.ErrnoError(44)}return dir}return PATH.join2(dir,path)},doStat(func,path,buf){var stat=func(path);HEAP32[buf>>2]=stat.dev;HEAP32[buf+4>>2]=stat.mode;HEAPU32[buf+8>>2]=stat.nlink;HEAP32[buf+12>>2]=stat.uid;HEAP32[buf+16>>2]=stat.gid;HEAP32[buf+20>>2]=stat.rdev;tempI64=[stat.size>>>0,(tempDouble=stat.size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+24>>2]=tempI64[0],HEAP32[buf+28>>2]=tempI64[1];HEAP32[buf+32>>2]=4096;HEAP32[buf+36>>2]=stat.blocks;var atime=stat.atime.getTime();var mtime=stat.mtime.getTime();var ctime=stat.ctime.getTime();tempI64=[Math.floor(atime/1e3)>>>0,(tempDouble=Math.floor(atime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+40>>2]=tempI64[0],HEAP32[buf+44>>2]=tempI64[1];HEAPU32[buf+48>>2]=atime%1e3*1e3;tempI64=[Math.floor(mtime/1e3)>>>0,(tempDouble=Math.floor(mtime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+56>>2]=tempI64[0],HEAP32[buf+60>>2]=tempI64[1];HEAPU32[buf+64>>2]=mtime%1e3*1e3;tempI64=[Math.floor(ctime/1e3)>>>0,(tempDouble=Math.floor(ctime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+72>>2]=tempI64[0],HEAP32[buf+76>>2]=tempI64[1];HEAPU32[buf+80>>2]=ctime%1e3*1e3;tempI64=[stat.ino>>>0,(tempDouble=stat.ino,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+88>>2]=tempI64[0],HEAP32[buf+92>>2]=tempI64[1];return 0},doMsync(addr,stream,len,flags,offset){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}if(flags&2){return 0}var buffer=HEAPU8.slice(addr,addr+len);FS.msync(stream,buffer,offset,len,flags)},getStreamFromFD(fd){var stream=FS.getStreamChecked(fd);return stream},varargs:undefined,getStr(ptr){var ret=UTF8ToString(ptr);return ret}};function ___syscall_chdir(path){try{path=SYSCALLS.getStr(path);FS.chdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_chmod(path,mode){try{path=SYSCALLS.getStr(path);FS.chmod(path,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_connect(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.connect(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup(fd){try{var old=SYSCALLS.getStreamFromFD(fd);return FS.dupStream(old).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup3(fd,newfd,flags){try{var old=SYSCALLS.getStreamFromFD(fd);if(old.fd===newfd)return-28;var existing=FS.getStream(newfd);if(existing)FS.close(existing);return FS.dupStream(old,newfd).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_faccessat(dirfd,path,amode,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(amode&~7){return-28}var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;if(!node){return-44}var perms="";if(amode&4)perms+="r";if(amode&2)perms+="w";if(amode&1)perms+="x";if(perms&&FS.nodePermissions(node,perms)){return-2}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var convertI32PairToI53Checked=(lo,hi)=>hi+2097152>>>0<4194305-!!lo?(lo>>>0)+hi*4294967296:NaN;function ___syscall_fallocate(fd,mode,offset_low,offset_high,len_low,len_high){var offset=convertI32PairToI53Checked(offset_low,offset_high);var len=convertI32PairToI53Checked(len_low,len_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);FS.allocate(stream,offset,len);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchmod(fd,mode){try{FS.fchmod(fd,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchown32(fd,owner,group){try{FS.fchown(fd,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchownat(dirfd,path,owner,group,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;flags=flags&~256;path=SYSCALLS.calculateAt(dirfd,path);(nofollow?FS.lchown:FS.chown)(path,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function syscallGetVarargI(){var ret=HEAP32[+SYSCALLS.varargs>>2];SYSCALLS.varargs+=4;return ret}var syscallGetVarargP=syscallGetVarargI;function ___syscall_fcntl64(fd,cmd,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(cmd){case 0:{var arg=syscallGetVarargI();if(arg<0){return-28}while(FS.streams[arg]){arg++}var newStream;newStream=FS.dupStream(stream,arg);return newStream.fd}case 1:case 2:return 0;case 3:return stream.flags;case 4:{var arg=syscallGetVarargI();stream.flags|=arg;return 0}case 12:{var arg=syscallGetVarargP();var offset=0;HEAP16[arg+offset>>1]=2;return 0}case 13:case 14:return 0}return-28}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fdatasync(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fstat64(fd,buf){try{var stream=SYSCALLS.getStreamFromFD(fd);return SYSCALLS.doStat(FS.stat,stream.path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_ftruncate64(fd,length_low,length_high){var length=convertI32PairToI53Checked(length_low,length_high);try{if(isNaN(length))return 61;FS.ftruncate(fd,length);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var stringToUTF8=(str,outPtr,maxBytesToWrite)=>stringToUTF8Array(str,HEAPU8,outPtr,maxBytesToWrite);Module["stringToUTF8"]=stringToUTF8;function ___syscall_getcwd(buf,size){try{if(size===0)return-28;var cwd=FS.cwd();var cwdLengthInBytes=lengthBytesUTF8(cwd)+1;if(size>>0,(tempDouble=id,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos>>2]=tempI64[0],HEAP32[dirp+pos+4>>2]=tempI64[1];tempI64=[(idx+1)*struct_size>>>0,(tempDouble=(idx+1)*struct_size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos+8>>2]=tempI64[0],HEAP32[dirp+pos+12>>2]=tempI64[1];HEAP16[dirp+pos+16>>1]=280;HEAP8[dirp+pos+18]=type;stringToUTF8(name,dirp+pos+19,256);pos+=struct_size;idx+=1}FS.llseek(stream,idx*struct_size,0);return pos}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getpeername(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);if(!sock.daddr){return-53}var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.daddr),sock.dport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockname(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.saddr||"0.0.0.0"),sock.sport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockopt(fd,level,optname,optval,optlen,d1){try{var sock=getSocketFromFD(fd);if(level===1){if(optname===4){HEAP32[optval>>2]=sock.error;HEAP32[optlen>>2]=4;sock.error=null;return 0}}return-50}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_ioctl(fd,op,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(op){case 21509:{if(!stream.tty)return-59;return 0}case 21505:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcgets){var termios=stream.tty.ops.ioctl_tcgets(stream);var argp=syscallGetVarargP();HEAP32[argp>>2]=termios.c_iflag||0;HEAP32[argp+4>>2]=termios.c_oflag||0;HEAP32[argp+8>>2]=termios.c_cflag||0;HEAP32[argp+12>>2]=termios.c_lflag||0;for(var i=0;i<32;i++){HEAP8[argp+i+17]=termios.c_cc[i]||0}return 0}return 0}case 21510:case 21511:case 21512:{if(!stream.tty)return-59;return 0}case 21506:case 21507:case 21508:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcsets){var argp=syscallGetVarargP();var c_iflag=HEAP32[argp>>2];var c_oflag=HEAP32[argp+4>>2];var c_cflag=HEAP32[argp+8>>2];var c_lflag=HEAP32[argp+12>>2];var c_cc=[];for(var i=0;i<32;i++){c_cc.push(HEAP8[argp+i+17])}return stream.tty.ops.ioctl_tcsets(stream.tty,op,{c_iflag:c_iflag,c_oflag:c_oflag,c_cflag:c_cflag,c_lflag:c_lflag,c_cc:c_cc})}return 0}case 21519:{if(!stream.tty)return-59;var argp=syscallGetVarargP();HEAP32[argp>>2]=0;return 0}case 21520:{if(!stream.tty)return-59;return-28}case 21531:{var argp=syscallGetVarargP();return FS.ioctl(stream,op,argp)}case 21523:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tiocgwinsz){var winsize=stream.tty.ops.ioctl_tiocgwinsz(stream.tty);var argp=syscallGetVarargP();HEAP16[argp>>1]=winsize[0];HEAP16[argp+2>>1]=winsize[1]}return 0}case 21524:{if(!stream.tty)return-59;return 0}case 21515:{if(!stream.tty)return-59;return 0}default:return-28}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_listen(fd,backlog){try{var sock=getSocketFromFD(fd);sock.sock_ops.listen(sock,backlog);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_lstat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.lstat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_mkdirat(dirfd,path,mode){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);path=PATH.normalize(path);if(path[path.length-1]==="/")path=path.substr(0,path.length-1);FS.mkdir(path,mode,0);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_newfstatat(dirfd,path,buf,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;var allowEmpty=flags&4096;flags=flags&~6400;path=SYSCALLS.calculateAt(dirfd,path,allowEmpty);return SYSCALLS.doStat(nofollow?FS.lstat:FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_openat(dirfd,path,flags,varargs){SYSCALLS.varargs=varargs;try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);var mode=varargs?syscallGetVarargI():0;return FS.open(path,flags,mode).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var PIPEFS={BUCKET_BUFFER_SIZE:8192,mount(mount){return FS.createNode(null,"/",16384|511,0)},createPipe(){var pipe={buckets:[],refcnt:2};pipe.buckets.push({buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:0,roffset:0});var rName=PIPEFS.nextname();var wName=PIPEFS.nextname();var rNode=FS.createNode(PIPEFS.root,rName,4096,0);var wNode=FS.createNode(PIPEFS.root,wName,4096,0);rNode.pipe=pipe;wNode.pipe=pipe;var readableStream=FS.createStream({path:rName,node:rNode,flags:0,seekable:false,stream_ops:PIPEFS.stream_ops});rNode.stream=readableStream;var writableStream=FS.createStream({path:wName,node:wNode,flags:1,seekable:false,stream_ops:PIPEFS.stream_ops});wNode.stream=writableStream;return{readable_fd:readableStream.fd,writable_fd:writableStream.fd}},stream_ops:{poll(stream){var pipe=stream.node.pipe;if((stream.flags&2097155)===1){return 256|4}if(pipe.buckets.length>0){for(var i=0;i0){return 64|1}}}return 0},ioctl(stream,request,varargs){return 28},fsync(stream){return 28},read(stream,buffer,offset,length,position){var pipe=stream.node.pipe;var currentLength=0;for(var i=0;i=dataLen){currBucket.buffer.set(data,currBucket.offset);currBucket.offset+=dataLen;return dataLen}else if(freeBytesInCurrBuffer>0){currBucket.buffer.set(data.subarray(0,freeBytesInCurrBuffer),currBucket.offset);currBucket.offset+=freeBytesInCurrBuffer;data=data.subarray(freeBytesInCurrBuffer,data.byteLength)}var numBuckets=data.byteLength/PIPEFS.BUCKET_BUFFER_SIZE|0;var remElements=data.byteLength%PIPEFS.BUCKET_BUFFER_SIZE;for(var i=0;i0){var newBucket={buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:data.byteLength,roffset:0};pipe.buckets.push(newBucket);newBucket.buffer.set(data)}return dataLen},close(stream){var pipe=stream.node.pipe;pipe.refcnt--;if(pipe.refcnt===0){pipe.buckets=null}}},nextname(){if(!PIPEFS.nextname.current){PIPEFS.nextname.current=0}return"pipe["+PIPEFS.nextname.current+++"]"}};function ___syscall_pipe(fdPtr){try{if(fdPtr==0){throw new FS.ErrnoError(21)}var res=PIPEFS.createPipe();HEAP32[fdPtr>>2]=res.readable_fd;HEAP32[fdPtr+4>>2]=res.writable_fd;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_poll(fds,nfds,timeout){try{var nonzero=0;for(var i=0;i>2];var events=HEAP16[pollfd+4>>1];var mask=32;var stream=FS.getStream(fd);if(stream){mask=SYSCALLS.DEFAULT_POLLMASK;if (stream.stream_ops?.poll){mask=stream.stream_ops.poll(stream,-1)}}mask&=events|8|16;if(mask)nonzero++;HEAP16[pollfd+6>>1]=mask}return nonzero}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_readlinkat(dirfd,path,buf,bufsize){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(bufsize<=0)return-28;var ret=FS.readlink(path);var len=Math.min(bufsize,lengthBytesUTF8(ret));var endChar=HEAP8[buf+len];stringToUTF8(ret,buf,bufsize+1);HEAP8[buf+len]=endChar;return len}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_recvfrom(fd,buf,len,flags,addr,addrlen){try{var sock=getSocketFromFD(fd);var msg=sock.sock_ops.recvmsg(sock, len, typeof flags !== "undefined" ? flags : 0);if(!msg)return 0;if(addr){var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(msg.addr),msg.port,addrlen)}HEAPU8.set(msg.buffer,buf);return msg.buffer.byteLength}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_renameat(olddirfd,oldpath,newdirfd,newpath){try{oldpath=SYSCALLS.getStr(oldpath);newpath=SYSCALLS.getStr(newpath);oldpath=SYSCALLS.calculateAt(olddirfd,oldpath);newpath=SYSCALLS.calculateAt(newdirfd,newpath);FS.rename(oldpath,newpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_rmdir(path){try{path=SYSCALLS.getStr(path);FS.rmdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_sendto(fd,message,length,flags,addr,addr_len){try{var sock=getSocketFromFD(fd);var dest=getSocketAddress(addr,addr_len,true);if(!dest){return FS.write(sock.stream,HEAP8,message,length)}return sock.sock_ops.sendmsg(sock,HEAP8,message,length,dest.addr,dest.port)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_socket(domain,type,protocol){try{var sock=SOCKFS.createSocket(domain,type,protocol);return sock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_stat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_statfs64(path,size,buf){try{path=SYSCALLS.getStr(path);HEAP32[buf+4>>2]=4096;HEAP32[buf+40>>2]=4096;HEAP32[buf+8>>2]=1e6;HEAP32[buf+12>>2]=5e5;HEAP32[buf+16>>2]=5e5;HEAP32[buf+20>>2]=FS.nextInode;HEAP32[buf+24>>2]=1e6;HEAP32[buf+28>>2]=42;HEAP32[buf+44>>2]=2;HEAP32[buf+36>>2]=255;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_symlink(target,linkpath){try{target=SYSCALLS.getStr(target);linkpath=SYSCALLS.getStr(linkpath);FS.symlink(target,linkpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_unlinkat(dirfd,path,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(flags===0){FS.unlink(path)}else if(flags===512){FS.rmdir(path)}else{abort("Invalid flags passed to unlinkat")}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var readI53FromI64=ptr=>HEAPU32[ptr>>2]+HEAP32[ptr+4>>2]*4294967296;function ___syscall_utimensat(dirfd,path,times,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path,true);if(!times){var atime=Date.now();var mtime=atime}else{var seconds=readI53FromI64(times);var nanoseconds=HEAP32[times+8>>2];atime=seconds*1e3+nanoseconds/(1e3*1e3);times+=16;seconds=readI53FromI64(times);nanoseconds=HEAP32[times+8>>2];mtime=seconds*1e3+nanoseconds/(1e3*1e3)}FS.utime(path,atime,mtime);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var __abort_js=()=>{abort("")};var nowIsMonotonic=1;var __emscripten_get_now_is_monotonic=()=>nowIsMonotonic;var __emscripten_lookup_name=name=>{var nameString=UTF8ToString(name);return inetPton4(DNS.lookup_name(nameString))};var __emscripten_memcpy_js=(dest,src,num)=>HEAPU8.copyWithin(dest,src,src+num);var __emscripten_runtime_keepalive_clear=()=>{noExitRuntime=false;runtimeKeepaliveCounter=0};function __gmtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getUTCSeconds();HEAP32[tmPtr+4>>2]=date.getUTCMinutes();HEAP32[tmPtr+8>>2]=date.getUTCHours();HEAP32[tmPtr+12>>2]=date.getUTCDate();HEAP32[tmPtr+16>>2]=date.getUTCMonth();HEAP32[tmPtr+20>>2]=date.getUTCFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getUTCDay();var start=Date.UTC(date.getUTCFullYear(),0,1,0,0,0,0);var yday=(date.getTime()-start)/(1e3*60*60*24)|0;HEAP32[tmPtr+28>>2]=yday}var isLeapYear=year=>year%4===0&&(year%100!==0||year%400===0);var MONTH_DAYS_LEAP_CUMULATIVE=[0,31,60,91,121,152,182,213,244,274,305,335];var MONTH_DAYS_REGULAR_CUMULATIVE=[0,31,59,90,120,151,181,212,243,273,304,334];var ydayFromDate=date=>{var leap=isLeapYear(date.getFullYear());var monthDaysCumulative=leap?MONTH_DAYS_LEAP_CUMULATIVE:MONTH_DAYS_REGULAR_CUMULATIVE;var yday=monthDaysCumulative[date.getMonth()]+date.getDate()-1;return yday};function __localtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr+36>>2]=-(date.getTimezoneOffset()*60);var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dst=(summerOffset!=winterOffset&&date.getTimezoneOffset()==Math.min(winterOffset,summerOffset))|0;HEAP32[tmPtr+32>>2]=dst}var setTempRet0=val=>__emscripten_tempret_set(val);var __mktime_js=function(tmPtr){var ret=(()=>{var date=new Date(HEAP32[tmPtr+20>>2]+1900,HEAP32[tmPtr+16>>2],HEAP32[tmPtr+12>>2],HEAP32[tmPtr+8>>2],HEAP32[tmPtr+4>>2],HEAP32[tmPtr>>2],0);var dst=HEAP32[tmPtr+32>>2];var guessedOffset=date.getTimezoneOffset();var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dstOffset=Math.min(winterOffset,summerOffset);if(dst<0){HEAP32[tmPtr+32>>2]=Number(summerOffset!=winterOffset&&dstOffset==guessedOffset)}else if(dst>0!=(dstOffset==guessedOffset)){var nonDstOffset=Math.max(winterOffset,summerOffset);var trueOffset=dst>0?dstOffset:nonDstOffset;date.setTime(date.getTime()+(trueOffset-guessedOffset)*6e4)}HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getYear();var timeMs=date.getTime();if(isNaN(timeMs)){return-1}return timeMs/1e3})();return setTempRet0((tempDouble=ret,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)),ret>>>0};function __mmap_js(len,prot,flags,fd,offset_low,offset_high,allocated,addr){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);var res=FS.mmap(stream,len,offset,prot,flags);var ptr=res.ptr;HEAP32[allocated>>2]=res.allocated;HEAPU32[addr>>2]=ptr;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function __munmap_js(addr,len,prot,flags,fd,offset_low,offset_high){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{var stream=SYSCALLS.getStreamFromFD(fd);if(prot&2){SYSCALLS.doMsync(addr,stream,len,flags,offset)}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var timers={};var handleException=e=>{if(e instanceof ExitStatus||e=="unwind"){return EXITSTATUS}quit_(1,e)};var runtimeKeepaliveCounter=0;var keepRuntimeAlive=()=>noExitRuntime||runtimeKeepaliveCounter>0;var _proc_exit=code=>{EXITSTATUS=code;if(!keepRuntimeAlive()){Module["onExit"]?.(code);ABORT=true}quit_(code,new ExitStatus(code))};var exitJS=(status,implicit)=>{EXITSTATUS=status;if(!keepRuntimeAlive()){exitRuntime()}_proc_exit(status)};var _exit=exitJS;Module["_exit"]=_exit;var maybeExit=()=>{if(runtimeExited){return}if(!keepRuntimeAlive()){try{_exit(EXITSTATUS)}catch(e){handleException(e)}}};var callUserCallback=func=>{if(runtimeExited||ABORT){return}try{func();maybeExit()}catch(e){handleException(e)}};var _emscripten_get_now;_emscripten_get_now=()=>performance.now();var __setitimer_js=(which,timeout_ms)=>{if(timers[which]){clearTimeout(timers[which].id);delete timers[which]}if(!timeout_ms)return 0;var id=setTimeout(()=>{delete timers[which];callUserCallback(()=>__emscripten_timeout(which,_emscripten_get_now()))},timeout_ms);timers[which]={id:id,timeout_ms:timeout_ms};return 0};var __tzset_js=(timezone,daylight,std_name,dst_name)=>{var currentYear=(new Date).getFullYear();var winter=new Date(currentYear,0,1);var summer=new Date(currentYear,6,1);var winterOffset=winter.getTimezoneOffset();var summerOffset=summer.getTimezoneOffset();var stdTimezoneOffset=Math.max(winterOffset,summerOffset);HEAPU32[timezone>>2]=stdTimezoneOffset*60;HEAP32[daylight>>2]=Number(winterOffset!=summerOffset);var extractZone=date=>date.toLocaleTimeString(undefined,{hour12:false,timeZoneName:"short"}).split(" ")[1];var winterName=extractZone(winter);var summerName=extractZone(summer);if(summerOffsetDate.now();var getHeapMax=()=>2147483648;var _emscripten_get_heap_max=()=>getHeapMax();var growMemory=size=>{var b=wasmMemory.buffer;var pages=(size-b.byteLength+65535)/65536;try{wasmMemory.grow(pages);updateMemoryViews();return 1}catch(e){}};var _emscripten_resize_heap=requestedSize=>{var oldSize=HEAPU8.length;requestedSize>>>=0;var maxHeapSize=getHeapMax();if(requestedSize>maxHeapSize){return false}var alignUp=(x,multiple)=>x+(multiple-x%multiple)%multiple;for(var cutDown=1;cutDown<=4;cutDown*=2){var overGrownHeapSize=oldSize*(1+.2/cutDown);overGrownHeapSize=Math.min(overGrownHeapSize,requestedSize+100663296);var newSize=Math.min(maxHeapSize,alignUp(Math.max(requestedSize,overGrownHeapSize),65536));var replacement=growMemory(newSize);if(replacement){return true}}return false};var runtimeKeepalivePush=()=>{runtimeKeepaliveCounter+=1};var runtimeKeepalivePop=()=>{runtimeKeepaliveCounter-=1};var safeSetTimeout=(func,timeout)=>{runtimeKeepalivePush();return setTimeout(()=>{runtimeKeepalivePop();callUserCallback(func)},timeout)};var _emscripten_sleep=ms=>Asyncify.handleSleep(wakeUp=>safeSetTimeout(wakeUp,ms));Module["_emscripten_sleep"]=_emscripten_sleep;_emscripten_sleep.isAsync=true;var ENV = PHPLoader.ENV || {};var getExecutableName=()=>thisProgram||"./this.program";var getEnvStrings=()=>{if(!getEnvStrings.strings){var lang=(typeof navigator=="object"&&navigator.languages&&navigator.languages[0]||"C").replace("-","_")+".UTF-8";var env={USER:"web_user",LOGNAME:"web_user",PATH:"/",PWD:"/",HOME:"/home/web_user",LANG:lang,_:getExecutableName()};for(var x in ENV){if(ENV[x]===undefined)delete env[x];else env[x]=ENV[x]}var strings=[];for(var x in env){strings.push(`${x}=${env[x]}`)}getEnvStrings.strings=strings}return getEnvStrings.strings};var stringToAscii=(str,buffer)=>{for(var i=0;i{var bufSize=0;getEnvStrings().forEach((string,i)=>{var ptr=environ_buf+bufSize;HEAPU32[__environ+i*4>>2]=ptr;stringToAscii(string,ptr);bufSize+=string.length+1});return 0};var _environ_sizes_get=(penviron_count,penviron_buf_size)=>{var strings=getEnvStrings();HEAPU32[penviron_count>>2]=strings.length;var bufSize=0;strings.forEach(string=>bufSize+=string.length+1);HEAPU32[penviron_buf_size>>2]=bufSize;return 0};function _fd_close(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);FS.close(stream);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_fdstat_get(fd,pbuf){try{var rightsBase=0;var rightsInheriting=0;var flags=0;{var stream=SYSCALLS.getStreamFromFD(fd);var type=stream.tty?2:FS.isDir(stream.mode)?3:FS.isLink(stream.mode)?7:4}HEAP8[pbuf]=type;HEAP16[pbuf+2>>1]=flags;tempI64=[rightsBase>>>0,(tempDouble=rightsBase,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+8>>2]=tempI64[0],HEAP32[pbuf+12>>2]=tempI64[1];tempI64=[rightsInheriting>>>0,(tempDouble=rightsInheriting,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+16>>2]=tempI64[0],HEAP32[pbuf+20>>2]=tempI64[1];return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var doReadv=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.read(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(curr>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_seek(fd,offset_low,offset_high,whence,newOffset){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);FS.llseek(stream,offset,whence);tempI64=[stream.position>>>0,(tempDouble=stream.position,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[newOffset>>2]=tempI64[0],HEAP32[newOffset+4>>2]=tempI64[1];if(stream.getdents&&offset===0&&whence===0)stream.getdents=null;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var _fd_sync=function(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);return Asyncify.handleSleep(wakeUp=>{var mount=stream.node.mount;if(!mount.type.syncfs){wakeUp(0);return}mount.type.syncfs(mount,false,err=>{if(err){wakeUp(29);return}wakeUp(0)})})}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}};_fd_sync.isAsync=true;var doWritev=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.write(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(typeof offset!="undefined"){offset+=curr}}return ret};function _fd_write(fd,iov,iovcnt,pnum){try{var stream=SYSCALLS.getStreamFromFD(fd);var num=doWritev(stream,iov,iovcnt);HEAPU32[pnum>>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var _getaddrinfo=(node,service,hint,out)=>{var addr=0;var port=0;var flags=0;var family=0;var type=0;var proto=0;var ai;function allocaddrinfo(family,type,proto,canon,addr,port){var sa,salen,ai;var errno;salen=family===10?28:16;addr=family===10?inetNtop6(addr):inetNtop4(addr);sa=_malloc(salen);errno=writeSockaddr(sa,family,addr,port);assert(!errno);ai=_malloc(32);HEAP32[ai+4>>2]=family;HEAP32[ai+8>>2]=type;HEAP32[ai+12>>2]=proto;HEAPU32[ai+24>>2]=canon;HEAPU32[ai+20>>2]=sa;if(family===10){HEAP32[ai+16>>2]=28}else{HEAP32[ai+16>>2]=16}HEAP32[ai+28>>2]=0;return ai}if(hint){flags=HEAP32[hint>>2];family=HEAP32[hint+4>>2];type=HEAP32[hint+8>>2];proto=HEAP32[hint+12>>2]}if(type&&!proto){proto=type===2?17:6}if(!type&&proto){type=proto===17?2:1}if(proto===0){proto=6}if(type===0){type=1}if(!node&&!service){return-2}if(flags&~(1|2|4|1024|8|16|32)){return-1}if(hint!==0&&HEAP32[hint>>2]&2&&!node){return-1}if(flags&32){return-2}if(type!==0&&type!==1&&type!==2){return-7}if(family!==0&&family!==2&&family!==10){return-6}if(service){service=UTF8ToString(service);port=parseInt(service,10);if(isNaN(port)){if(flags&1024){return-2}return-8}}if(!node){if(family===0){family=2}if((flags&1)===0){if(family===2){addr=_htonl(2130706433)}else{addr=[0,0,0,1]}}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0}node=UTF8ToString(node);addr=inetPton4(node);if(addr!==null){if(family===0||family===2){family=2}else if(family===10&&flags&8){addr=[0,0,_htonl(65535),addr];family=10}else{return-2}}else{addr=inetPton6(node);if(addr!==null){if(family===0||family===10){family=10}else{return-2}}}if(addr!=null){ai=allocaddrinfo(family,type,proto,node,addr,port);HEAPU32[out>>2]=ai;return 0}if(flags&4){return-2}node=DNS.lookup_name(node);addr=inetPton4(node);if(family===0){family=2}else if(family===10){addr=[0,0,_htonl(65535),addr]}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0};function _getcontext(){abort("missing function: getcontext")}_getcontext.stub=true;function _getdtablesize(){abort("missing function: getdtablesize")}_getdtablesize.stub=true;var _getnameinfo=(sa,salen,node,nodelen,serv,servlen,flags)=>{var info=readSockaddr(sa,salen);if(info.errno){return-6}var port=info.port;var addr=info.addr;var overflowed=false;if(node&&nodelen){var lookup;if(flags&1||!(lookup=DNS.lookup_addr(addr))){if(flags&8){return-2}}else{addr=lookup}var numBytesWrittenExclNull=stringToUTF8(addr,node,nodelen);if(numBytesWrittenExclNull+1>=nodelen){overflowed=true}}if(serv&&servlen){port=""+port;var numBytesWrittenExclNull=stringToUTF8(port,serv,servlen);if(numBytesWrittenExclNull+1>=servlen){overflowed=true}}if(overflowed){return-12}return 0};var Protocols={list:[],map:{}};var _setprotoent=stayopen=>{function allocprotoent(name,proto,aliases){var nameBuf=_malloc(name.length+1);stringToAscii(name,nameBuf);var j=0;var length=aliases.length;var aliasListBuf=_malloc((length+1)*4);for(var i=0;i>2]=aliasBuf}HEAPU32[aliasListBuf+j>>2]=0;var pe=_malloc(12);HEAPU32[pe>>2]=nameBuf;HEAPU32[pe+4>>2]=aliasListBuf;HEAP32[pe+8>>2]=proto;return pe}var list=Protocols.list;var map=Protocols.map;if(list.length===0){var entry=allocprotoent("tcp",6,["TCP"]);list.push(entry);map["tcp"]=map["6"]=entry;entry=allocprotoent("udp",17,["UDP"]);list.push(entry);map["udp"]=map["17"]=entry}_setprotoent.index=0};var _getprotobyname=name=>{name=UTF8ToString(name);_setprotoent(true);var result=Protocols.map[name];return result};var _getprotobynumber=number=>{_setprotoent(true);var result=Protocols.map[number];return result};var stackAlloc=sz=>__emscripten_stack_alloc(sz);var stringToUTF8OnStack=str=>{var size=lengthBytesUTF8(str)+1;var ret=stackAlloc(size);stringToUTF8(str,ret,size);return ret};var allocateUTF8OnStack=stringToUTF8OnStack;var PHPWASM={init:function(){FS.mkdir("/internal");FS.mkdir("/internal/shared");FS.mkdir("/internal/shared/preload");PHPWASM.EventEmitter=ENVIRONMENT_IS_NODE?require("events").EventEmitter:class EventEmitter{constructor(){this.listeners={}}emit(eventName,data){if(this.listeners[eventName]){this.listeners[eventName].forEach(callback=>{callback(data)})}}once(eventName,callback){const self=this;function removedCallback(){callback(...arguments);self.removeListener(eventName,removedCallback)}this.on(eventName,removedCallback)}removeAllListeners(eventName){if(eventName){delete this.listeners[eventName]}else{this.listeners={}}}removeListener(eventName,callback){if(this.listeners[eventName]){const idx=this.listeners[eventName].indexOf(callback);if(idx!==-1){this.listeners[eventName].splice(idx,1)}}}};PHPWASM.child_proc_by_fd={};PHPWASM.child_proc_by_pid={};PHPWASM.input_devices={}},getAllWebSockets:function(sock){const webSockets=new Set;if(sock.server){sock.server.clients.forEach(ws=>{webSockets.add(ws)})}for(const peer of PHPWASM.getAllPeers(sock)){webSockets.add(peer.socket)}return Array.from(webSockets)},getAllPeers:function(sock){const peers=new Set;if(sock.server){sock.pending.filter(pending=>pending.peers).forEach(pending=>{for(const peer of Object.values(pending.peers)){peers.add(peer)}})}if(sock.peers){for(const peer of Object.values(sock.peers)){peers.add(peer)}}return Array.from(peers)},awaitData:function(ws){return PHPWASM.awaitEvent(ws,"message")},awaitConnection:function(ws){if(ws.OPEN===ws.readyState){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"open")},awaitClose:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"close")},awaitError:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"error")},awaitEvent:function(ws,event){let resolve;const listener=()=>{resolve()};const promise=new Promise(function(_resolve){resolve=_resolve;ws.once(event,listener)});const cancel=()=>{ws.removeListener(event,listener);setTimeout(resolve)};return[promise,cancel]},noop:function(){},spawnProcess:function(command,args,options){if(Module["spawnProcess"]){const spawnedPromise=Module["spawnProcess"](command,args,options);return Promise.resolve(spawnedPromise).then(function(spawned){if(!spawned||!spawned.on){throw new Error("spawnProcess() must return an EventEmitter but returned a different type.")}return spawned})}if(ENVIRONMENT_IS_NODE){return require("child_process").spawn(command,args,{...options,shell:true,stdio:["pipe","pipe","pipe"],timeout:100})}const e=new Error("popen(), proc_open() etc. are unsupported in the browser. Call php.setSpawnHandler() "+"and provide a callback to handle spawning processes, or disable a popen(), proc_open() "+"and similar functions via php.ini.");e.code="SPAWN_UNSUPPORTED";throw e},shutdownSocket:function(socketd,how){const sock=getSocketFromFD(socketd);const peer=Object.values(sock.peers)[0];if(!peer){return-1}try{peer.socket.close();SOCKFS.websocket_sock_ops.removePeer(sock,peer);return 0}catch(e){console.log("Socket shutdown error",e);return-1}}};function _js_create_input_device(deviceId){let dataBuffer=[];let dataCallback;const filename="proc_id_"+deviceId;const device=FS.createDevice("/dev",filename,function(){},function(byte){try{dataBuffer.push(byte);if(dataCallback){dataCallback(new Uint8Array(dataBuffer));dataBuffer=[]}}catch(e){console.error(e);throw e}});const devicePath="/dev/"+filename;PHPWASM.input_devices[deviceId]={devicePath:devicePath,onData:function(cb){dataCallback=cb;dataBuffer.forEach(function(data){cb(data)});dataBuffer.length=0}};return allocateUTF8OnStack(devicePath)}function _js_open_process(command,argsPtr,argsLength,descriptorsPtr,descriptorsLength,cwdPtr,cwdLength,envPtr,envLength){if(!command){return 1}const cmdstr=UTF8ToString(command);if(!cmdstr.length){return 0}let argsArray=[];if(argsLength){for(var i=0;i>2]))}}const cwdstr=cwdPtr?UTF8ToString(cwdPtr):null;let envObject=null;if(envLength){envObject={};for(var i=0;i>2]);const splitAt=envEntry.indexOf("=");if(splitAt===-1){continue}const key=envEntry.substring(0,splitAt);const value=envEntry.substring(splitAt+1);envObject[key]=value}}var std={};for(var i=0;i>2];std[HEAPU32[descriptorPtr>>2]]={child:HEAPU32[descriptorPtr+4>>2],parent:HEAPU32[descriptorPtr+8>>2]}}return Asyncify.handleSleep(async wakeUp=>{let cp;try{const options={};if(cwdstr!==null){options.cwd=cwdstr}if(envObject!==null){options.env=envObject}cp=PHPWASM.spawnProcess(cmdstr,argsArray,options);if(cp instanceof Promise){cp=await cp}}catch(e){if(e.code==="SPAWN_UNSUPPORTED"){wakeUp(1);return}console.error(e);wakeUp(1);throw e}const ProcInfo={pid:cp.pid,exited:false,stdinFd:std[0]?.child,stdinIsDevice:std[0]?.child in PHPWASM.input_devices,stdoutChildFd:std[1]?.child,stdoutParentFd:std[1]?.parent,stderrChildFd:std[2]?.child,stderrParentFd:std[2]?.parent,stdout:new PHPWASM.EventEmitter,stderr:new PHPWASM.EventEmitter};if(ProcInfo.stdoutChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutChildFd]=ProcInfo;if(ProcInfo.stderrChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrChildFd]=ProcInfo;if(ProcInfo.stdoutParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutParentFd]=ProcInfo;if(ProcInfo.stderrParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrParentFd]=ProcInfo;PHPWASM.child_proc_by_pid[ProcInfo.pid]=ProcInfo;cp.on("exit",function(code){ProcInfo.exitCode=code;ProcInfo.exited=true;ProcInfo.stdout.emit("data");ProcInfo.stderr.emit("data")});if(ProcInfo.stdoutChildFd){const stdoutStream=SYSCALLS.getStreamFromFD(ProcInfo.stdoutChildFd);let stdoutAt=0;cp.stdout.on("data",function(data){ProcInfo.stdout.emit("data",data);stdoutStream.stream_ops.write(stdoutStream,data,0,data.length,stdoutAt);stdoutAt+=data.length})}if(ProcInfo.stderrChildFd){const stderrStream=SYSCALLS.getStreamFromFD(ProcInfo.stderrChildFd);let stderrAt=0;cp.stderr.on("data",function(data){ProcInfo.stderr.emit("data",data);stderrStream.stream_ops.write(stderrStream,data,0,data.length,stderrAt);stderrAt+=data.length})}try{await new Promise((resolve,reject)=>{cp.on("spawn",resolve);cp.on("error",reject)})}catch(e){console.error(e);wakeUp(1);return}if(ProcInfo.stdinIsDevice){PHPWASM.input_devices[ProcInfo.stdinFd].onData(function(data){if(!data)return;if(typeof data==="number"){data=new Uint8Array([data])}const dataStr=new TextDecoder("utf-8").decode(data);cp.stdin.write(dataStr)});wakeUp(ProcInfo.pid);return}if(ProcInfo.stdinFd){const stdinStream=SYSCALLS.getStreamFromFD(ProcInfo.stdinFd);if(stdinStream.node){const CHUNK_SIZE=1024;const buffer=new Uint8Array(CHUNK_SIZE);let offset=0;while(true){const bytesRead=stdinStream.stream_ops.read(stdinStream,buffer,0,CHUNK_SIZE,offset);if(bytesRead===null||bytesRead===0){break}try{cp.stdin.write(buffer.subarray(0,bytesRead))}catch(e){console.error(e);return 1}if(bytesRead>2]=PHPWASM.child_proc_by_pid[pid].exitCode;return 1}return 0}function _js_waitpid(pid,exitCodePtr){if(!PHPWASM.child_proc_by_pid[pid]){return-1}return Asyncify.handleSleep(wakeUp=>{const poll=function(){if(PHPWASM.child_proc_by_pid[pid]?.exited){HEAPU32[exitCodePtr>>2]=PHPWASM.child_proc_by_pid[pid].exitCode;wakeUp(pid)}else{setTimeout(poll,50)}};poll()})}function _makecontext(){abort("missing function: makecontext")}_makecontext.stub=true;var arraySum=(array,index)=>{var sum=0;for(var i=0;i<=index;sum+=array[i++]){}return sum};var MONTH_DAYS_LEAP=[31,29,31,30,31,30,31,31,30,31,30,31];var MONTH_DAYS_REGULAR=[31,28,31,30,31,30,31,31,30,31,30,31];var addDays=(date,days)=>{var newDate=new Date(date.getTime());while(days>0){var leap=isLeapYear(newDate.getFullYear());var currentMonth=newDate.getMonth();var daysInCurrentMonth=(leap?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR)[currentMonth];if(days>daysInCurrentMonth-newDate.getDate()){days-=daysInCurrentMonth-newDate.getDate()+1;newDate.setDate(1);if(currentMonth<11){newDate.setMonth(currentMonth+1)}else{newDate.setMonth(0);newDate.setFullYear(newDate.getFullYear()+1)}}else{newDate.setDate(newDate.getDate()+days);return newDate}}return newDate};var writeArrayToMemory=(array,buffer)=>{HEAP8.set(array,buffer)};var _strftime=(s,maxsize,format,tm)=>{var tm_zone=HEAPU32[tm+40>>2];var date={tm_sec:HEAP32[tm>>2],tm_min:HEAP32[tm+4>>2],tm_hour:HEAP32[tm+8>>2],tm_mday:HEAP32[tm+12>>2],tm_mon:HEAP32[tm+16>>2],tm_year:HEAP32[tm+20>>2],tm_wday:HEAP32[tm+24>>2],tm_yday:HEAP32[tm+28>>2],tm_isdst:HEAP32[tm+32>>2],tm_gmtoff:HEAP32[tm+36>>2],tm_zone:tm_zone?UTF8ToString(tm_zone):""};var pattern=UTF8ToString(format);var EXPANSION_RULES_1={"%c":"%a %b %d %H:%M:%S %Y","%D":"%m/%d/%y","%F":"%Y-%m-%d","%h":"%b","%r":"%I:%M:%S %p","%R":"%H:%M","%T":"%H:%M:%S","%x":"%m/%d/%y","%X":"%H:%M:%S","%Ec":"%c","%EC":"%C","%Ex":"%m/%d/%y","%EX":"%H:%M:%S","%Ey":"%y","%EY":"%Y","%Od":"%d","%Oe":"%e","%OH":"%H","%OI":"%I","%Om":"%m","%OM":"%M","%OS":"%S","%Ou":"%u","%OU":"%U","%OV":"%V","%Ow":"%w","%OW":"%W","%Oy":"%y"};for(var rule in EXPANSION_RULES_1){pattern=pattern.replace(new RegExp(rule,"g"),EXPANSION_RULES_1[rule])}var WEEKDAYS=["Sunday","Monday","Tuesday","Wednesday","Thursday","Friday","Saturday"];var MONTHS=["January","February","March","April","May","June","July","August","September","October","November","December"];function leadingSomething(value,digits,character){var str=typeof value=="number"?value.toString():value||"";while(str.length0?1:0}var compare;if((compare=sgn(date1.getFullYear()-date2.getFullYear()))===0){if((compare=sgn(date1.getMonth()-date2.getMonth()))===0){compare=sgn(date1.getDate()-date2.getDate())}}return compare}function getFirstWeekStartDate(janFourth){switch(janFourth.getDay()){case 0:return new Date(janFourth.getFullYear()-1,11,29);case 1:return janFourth;case 2:return new Date(janFourth.getFullYear(),0,3);case 3:return new Date(janFourth.getFullYear(),0,2);case 4:return new Date(janFourth.getFullYear(),0,1);case 5:return new Date(janFourth.getFullYear()-1,11,31);case 6:return new Date(janFourth.getFullYear()-1,11,30)}}function getWeekBasedYear(date){var thisDate=addDays(new Date(date.tm_year+1900,0,1),date.tm_yday);var janFourthThisYear=new Date(thisDate.getFullYear(),0,4);var janFourthNextYear=new Date(thisDate.getFullYear()+1,0,4);var firstWeekStartThisYear=getFirstWeekStartDate(janFourthThisYear);var firstWeekStartNextYear=getFirstWeekStartDate(janFourthNextYear);if(compareByDay(firstWeekStartThisYear,thisDate)<=0){if(compareByDay(firstWeekStartNextYear,thisDate)<=0){return thisDate.getFullYear()+1}return thisDate.getFullYear()}return thisDate.getFullYear()-1}var EXPANSION_RULES_2={"%a":date=>WEEKDAYS[date.tm_wday].substring(0,3),"%A":date=>WEEKDAYS[date.tm_wday],"%b":date=>MONTHS[date.tm_mon].substring(0,3),"%B":date=>MONTHS[date.tm_mon],"%C":date=>{var year=date.tm_year+1900;return leadingNulls(year/100|0,2)},"%d":date=>leadingNulls(date.tm_mday,2),"%e":date=>leadingSomething(date.tm_mday,2," "),"%g":date=>getWeekBasedYear(date).toString().substring(2),"%G":getWeekBasedYear,"%H":date=>leadingNulls(date.tm_hour,2),"%I":date=>{var twelveHour=date.tm_hour;if(twelveHour==0)twelveHour=12;else if(twelveHour>12)twelveHour-=12;return leadingNulls(twelveHour,2)},"%j":date=>leadingNulls(date.tm_mday+arraySum(isLeapYear(date.tm_year+1900)?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,date.tm_mon-1),3),"%m":date=>leadingNulls(date.tm_mon+1,2),"%M":date=>leadingNulls(date.tm_min,2),"%n":()=>"\n","%p":date=>{if(date.tm_hour>=0&&date.tm_hour<12){return"AM"}return"PM"},"%S":date=>leadingNulls(date.tm_sec,2),"%t":()=>"\t","%u":date=>date.tm_wday||7,"%U":date=>{var days=date.tm_yday+7-date.tm_wday;return leadingNulls(Math.floor(days/7),2)},"%V":date=>{var val=Math.floor((date.tm_yday+7-(date.tm_wday+6)%7)/7);if((date.tm_wday+371-date.tm_yday-2)%7<=2){val++}if(!val){val=52;var dec31=(date.tm_wday+7-date.tm_yday-1)%7;if(dec31==4||dec31==5&&isLeapYear(date.tm_year%400-1)){val++}}else if(val==53){var jan1=(date.tm_wday+371-date.tm_yday)%7;if(jan1!=4&&(jan1!=3||!isLeapYear(date.tm_year)))val=1}return leadingNulls(val,2)},"%w":date=>date.tm_wday,"%W":date=>{var days=date.tm_yday+7-(date.tm_wday+6)%7;return leadingNulls(Math.floor(days/7),2)},"%y":date=>(date.tm_year+1900).toString().substring(2),"%Y":date=>date.tm_year+1900,"%z":date=>{var off=date.tm_gmtoff;var ahead=off>=0;off=Math.abs(off)/60;off=off/60*100+off%60;return(ahead?"+":"-")+String("0000"+off).slice(-4)},"%Z":date=>date.tm_zone,"%%":()=>"%"};pattern=pattern.replace(/%%/g,"\0\0");for(var rule in EXPANSION_RULES_2){if(pattern.includes(rule)){pattern=pattern.replace(new RegExp(rule,"g"),EXPANSION_RULES_2[rule](date))}}pattern=pattern.replace(/\0\0/g,"%");var bytes=intArrayFromString(pattern,false);if(bytes.length>maxsize){return 0}writeArrayToMemory(bytes,s);return bytes.length-1};var _strftime_l=(s,maxsize,format,tm,loc)=>_strftime(s,maxsize,format,tm);var _strptime=(buf,format,tm)=>{var pattern=UTF8ToString(format);var SPECIAL_CHARS="\\!@#$^&*()+=-[]/{}|:<>?,.";for(var i=0,ii=SPECIAL_CHARS.length;iEQUIVALENT_MATCHERS[c]||m).replace(/%(.)/g,(_,c)=>{let pat=DATE_PATTERNS[c];if(pat){capture.push(c);return`(${pat})`}else{return c}}).replace(/\s+/g,"\\s*");var matches=new RegExp("^"+pattern_out,"i").exec(UTF8ToString(buf));function initDate(){function fixup(value,min,max){return typeof value!="number"||isNaN(value)?min:value>=min?value<=max?value:max:min}return{year:fixup(HEAP32[tm+20>>2]+1900,1970,9999),month:fixup(HEAP32[tm+16>>2],0,11),day:fixup(HEAP32[tm+12>>2],1,31),hour:fixup(HEAP32[tm+8>>2],0,23),min:fixup(HEAP32[tm+4>>2],0,59),sec:fixup(HEAP32[tm>>2],0,59),gmtoff:0}}if(matches){var date=initDate();var value;var getMatch=symbol=>{var pos=capture.indexOf(symbol);if(pos>=0){return matches[pos+1]}return};if(value=getMatch("S")){date.sec=jstoi_q(value)}if(value=getMatch("M")){date.min=jstoi_q(value)}if(value=getMatch("H")){date.hour=jstoi_q(value)}else if(value=getMatch("I")){var hour=jstoi_q(value);if(value=getMatch("p")){hour+=value.toUpperCase()[0]==="P"?12:0}date.hour=hour}if(value=getMatch("Y")){date.year=jstoi_q(value)}else if(value=getMatch("y")){var year=jstoi_q(value);if(value=getMatch("C")){year+=jstoi_q(value)*100}else{year+=year<69?2e3:1900}date.year=year}if(value=getMatch("m")){date.month=jstoi_q(value)-1}else if(value=getMatch("b")){date.month=MONTH_NUMBERS[value.substring(0,3).toUpperCase()]||0}if(value=getMatch("d")){date.day=jstoi_q(value)}else if(value=getMatch("j")){var day=jstoi_q(value);var leapYear=isLeapYear(date.year);for(var month=0;month<12;++month){var daysUntilMonth=arraySum(leapYear?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,month-1);if(day<=daysUntilMonth+(leapYear?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR)[month]){date.day=day-daysUntilMonth}}}else if(value=getMatch("a")){var weekDay=value.substring(0,3).toUpperCase();if(value=getMatch("U")){var weekDayNumber=DAY_NUMBERS_SUN_FIRST[weekDay];var weekNumber=jstoi_q(value);var janFirst=new Date(date.year,0,1);var endDate;if(janFirst.getDay()===0){endDate=addDays(janFirst,weekDayNumber+7*(weekNumber-1))}else{endDate=addDays(janFirst,7-janFirst.getDay()+weekDayNumber+7*(weekNumber-1))}date.day=endDate.getDate();date.month=endDate.getMonth()}else if(value=getMatch("W")){var weekDayNumber=DAY_NUMBERS_MON_FIRST[weekDay];var weekNumber=jstoi_q(value);var janFirst=new Date(date.year,0,1);var endDate;if(janFirst.getDay()===1){endDate=addDays(janFirst,weekDayNumber+7*(weekNumber-1))}else{endDate=addDays(janFirst,7-janFirst.getDay()+1+weekDayNumber+7*(weekNumber-1))}date.day=endDate.getDate();date.month=endDate.getMonth()}}if(value=getMatch("z")){if(value.toLowerCase()==="z"){date.gmtoff=0}else{var match=value.match(/^((?:\-|\+)\d\d):?(\d\d)?/);date.gmtoff=match[1]*3600;if(match[2]){date.gmtoff+=date.gmtoff>0?match[2]*60:-match[2]*60}}}var fullDate=new Date(date.year,date.month,date.day,date.hour,date.min,date.sec,0);HEAP32[tm>>2]=fullDate.getSeconds();HEAP32[tm+4>>2]=fullDate.getMinutes();HEAP32[tm+8>>2]=fullDate.getHours();HEAP32[tm+12>>2]=fullDate.getDate();HEAP32[tm+16>>2]=fullDate.getMonth();HEAP32[tm+20>>2]=fullDate.getFullYear()-1900;HEAP32[tm+24>>2]=fullDate.getDay();HEAP32[tm+28>>2]=arraySum(isLeapYear(fullDate.getFullYear())?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,fullDate.getMonth()-1)+fullDate.getDate()-1;HEAP32[tm+32>>2]=0;HEAP32[tm+36>>2]=date.gmtoff;return buf+intArrayFromString(matches[0]).length-1}return 0};function _swapcontext(){abort("missing function: swapcontext")}_swapcontext.stub=true;function _wasm_setsockopt(socketd,level,optionName,optionValuePtr,optionLen){const optionValue=HEAPU8[optionValuePtr];const SOL_SOCKET=1;const SO_KEEPALIVE=9;const IPPROTO_TCP=6;const TCP_NODELAY=1;const isSupported=level===SOL_SOCKET&&optionName===SO_KEEPALIVE||level===IPPROTO_TCP&&optionName===TCP_NODELAY;if(!isSupported){console.warn(`Unsupported socket option: ${level}, ${optionName}, ${optionValue}`);return-1}const ws=PHPWASM.getAllWebSockets(socketd)[0];if(!ws){return-1}ws.setSocketOpt(level,optionName,optionValuePtr);return 0}var Asyncify={instrumentWasmImports(imports){var importPattern=/^(js_open_process|js_waitpid|js_process_status|js_create_input_device|wasm_setsockopt|wasm_shutdown|wasm_close|invoke_.*|__asyncjs__.*)$/;for(let[x,original]of Object.entries(imports)){if(typeof original=="function"){let isAsyncifyImport=original.isAsync||importPattern.test(x);if(isAsyncifyImport){imports[x]=original=new WebAssembly.Suspending(original)}}}},instrumentWasmExports(exports){var exportPattern=/^(wasm_sleep|wasm_read|emscripten_sleep|wasm_sapi_handle_request|wasm_sapi_request_shutdown|wasm_poll_socket|wrap_select|__wrap_select|select|php_pollfd_for|fflush|wasm_popen|wasm_read|wasm_php_exec|run_cli|main|__main_argc_argv)$/;Asyncify.asyncExports=new Set;var ret={};for(let[x,original]of Object.entries(exports)){if(typeof original=="function"){let isAsyncifyExport=exportPattern.test(x);if(isAsyncifyExport){Asyncify.asyncExports.add(original);original=Asyncify.makeAsyncFunction(original)}ret[x]=(...args)=>original(...args)}else{ret[x]=original}}return ret},asyncExports:null,isAsyncExport(func){return Asyncify.asyncExports?.has(func)},handleAsync:async startAsync=>{runtimeKeepalivePush();try{return await startAsync()}finally{runtimeKeepalivePop()}},handleSleep(startAsync){return Asyncify.handleAsync(()=>new Promise(startAsync))},makeAsyncFunction(original){return WebAssembly.promising(original)}};var getCFunc=ident=>{var func=Module["_"+ident];return func};var stackSave=()=>_emscripten_stack_get_current();var stackRestore=val=>__emscripten_stack_restore(val);var ccall=(ident,returnType,argTypes,args,opts)=>{var toC={string:str=>{var ret=0;if(str!==null&&str!==undefined&&str!==0){ret=stringToUTF8OnStack(str)}return ret},array:arr=>{var ret=stackAlloc(arr.length);writeArrayToMemory(arr,ret);return ret}};function convertReturnValue(ret){if(returnType==="string"){return UTF8ToString(ret)}if(returnType==="boolean")return Boolean(ret);return ret}var func=getCFunc(ident);var cArgs=[];var stack=0;if(args){for(var i=0;iFS.unlink(path);var FS_createLazyFile=FS.createLazyFile;var FS_createDevice=FS.createDevice;FS.createPreloadedFile=FS_createPreloadedFile;FS.staticInit();Module["FS_createPath"]=FS.createPath;Module["FS_createDataFile"]=FS.createDataFile;Module["FS_createPreloadedFile"]=FS.createPreloadedFile;Module["FS_unlink"]=FS.unlink;Module["FS_createLazyFile"]=FS.createLazyFile;Module["FS_createDevice"]=FS.createDevice;PHPWASM.init();var wasmImports={SharpYuvConvert:_SharpYuvConvert,SharpYuvGetConversionMatrix:_SharpYuvGetConversionMatrix,SharpYuvInit:_SharpYuvInit,__assert_fail:___assert_fail,__asyncjs__js_fd_read:__asyncjs__js_fd_read,__asyncjs__js_module_onMessage:__asyncjs__js_module_onMessage,__asyncjs__js_popen_to_file:__asyncjs__js_popen_to_file,__asyncjs__wasm_poll_socket:__asyncjs__wasm_poll_socket,__call_sighandler:___call_sighandler,__syscall_accept4:___syscall_accept4,__syscall_bind:___syscall_bind,__syscall_chdir:___syscall_chdir,__syscall_chmod:___syscall_chmod,__syscall_connect:___syscall_connect,__syscall_dup:___syscall_dup,__syscall_dup3:___syscall_dup3,__syscall_faccessat:___syscall_faccessat,__syscall_fallocate:___syscall_fallocate,__syscall_fchmod:___syscall_fchmod,__syscall_fchown32:___syscall_fchown32,__syscall_fchownat:___syscall_fchownat,__syscall_fcntl64:___syscall_fcntl64,__syscall_fdatasync:___syscall_fdatasync,__syscall_fstat64:___syscall_fstat64,__syscall_ftruncate64:___syscall_ftruncate64,__syscall_getcwd:___syscall_getcwd,__syscall_getdents64:___syscall_getdents64,__syscall_getpeername:___syscall_getpeername,__syscall_getsockname:___syscall_getsockname,__syscall_getsockopt:___syscall_getsockopt,__syscall_ioctl:___syscall_ioctl,__syscall_listen:___syscall_listen,__syscall_lstat64:___syscall_lstat64,__syscall_mkdirat:___syscall_mkdirat,__syscall_newfstatat:___syscall_newfstatat,__syscall_openat:___syscall_openat,__syscall_pipe:___syscall_pipe,__syscall_poll:___syscall_poll,__syscall_readlinkat:___syscall_readlinkat,__syscall_recvfrom:___syscall_recvfrom,__syscall_renameat:___syscall_renameat,__syscall_rmdir:___syscall_rmdir,__syscall_sendto:___syscall_sendto,__syscall_socket:___syscall_socket,__syscall_stat64:___syscall_stat64,__syscall_statfs64:___syscall_statfs64,__syscall_symlink:___syscall_symlink,__syscall_unlinkat:___syscall_unlinkat,__syscall_utimensat:___syscall_utimensat,_abort_js:__abort_js,_emscripten_get_now_is_monotonic:__emscripten_get_now_is_monotonic,_emscripten_lookup_name:__emscripten_lookup_name,_emscripten_memcpy_js:__emscripten_memcpy_js,_emscripten_runtime_keepalive_clear:__emscripten_runtime_keepalive_clear,_gmtime_js:__gmtime_js,_localtime_js:__localtime_js,_mktime_js:__mktime_js,_mmap_js:__mmap_js,_munmap_js:__munmap_js,_setitimer_js:__setitimer_js,_tzset_js:__tzset_js,emscripten_date_now:_emscripten_date_now,emscripten_get_heap_max:_emscripten_get_heap_max,emscripten_get_now:_emscripten_get_now,emscripten_resize_heap:_emscripten_resize_heap,emscripten_sleep:_emscripten_sleep,environ_get:_environ_get,environ_sizes_get:_environ_sizes_get,exit:_exit,fd_close:_fd_close,fd_fdstat_get:_fd_fdstat_get,fd_read:_fd_read,fd_seek:_fd_seek,fd_sync:_fd_sync,fd_write:_fd_write,getaddrinfo:_getaddrinfo,getcontext:_getcontext,getdtablesize:_getdtablesize,getnameinfo:_getnameinfo,getprotobyname:_getprotobyname,getprotobynumber:_getprotobynumber,js_create_input_device:_js_create_input_device,js_open_process:_js_open_process,js_process_status:_js_process_status,js_waitpid:_js_waitpid,makecontext:_makecontext,proc_exit:_proc_exit,strftime:_strftime,strftime_l:_strftime_l,strptime:_strptime,swapcontext:_swapcontext,wasm_setsockopt:_wasm_setsockopt};var wasmExports=createWasm();var ___wasm_call_ctors=()=>(___wasm_call_ctors=wasmExports["__wasm_call_ctors"])();var _malloc=a0=>(_malloc=wasmExports["malloc"])(a0);var _wasm_popen=Module["_wasm_popen"]=(a0,a1)=>(_wasm_popen=Module["_wasm_popen"]=wasmExports["wasm_popen"])(a0,a1);var _wasm_php_exec=Module["_wasm_php_exec"]=(a0,a1,a2,a3)=>(_wasm_php_exec=Module["_wasm_php_exec"]=wasmExports["wasm_php_exec"])(a0,a1,a2,a3);var _php_pollfd_for=Module["_php_pollfd_for"]=(a0,a1,a2)=>(_php_pollfd_for=Module["_php_pollfd_for"]=wasmExports["php_pollfd_for"])(a0,a1,a2);var _htons=a0=>(_htons=wasmExports["htons"])(a0);var _ntohs=a0=>(_ntohs=wasmExports["ntohs"])(a0);var _htonl=a0=>(_htonl=wasmExports["htonl"])(a0);var _wasm_sleep=Module["_wasm_sleep"]=a0=>(_wasm_sleep=Module["_wasm_sleep"]=wasmExports["wasm_sleep"])(a0);var _fflush=a0=>(_fflush=wasmExports["fflush"])(a0);var _wasm_read=Module["_wasm_read"]=(a0,a1,a2)=>(_wasm_read=Module["_wasm_read"]=wasmExports["wasm_read"])(a0,a1,a2);var 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removeRunDependency(id){runDependencies--;Module["monitorRunDependencies"]?.(runDependencies);if(runDependencies==0){if(dependenciesFulfilled){var callback=dependenciesFulfilled;dependenciesFulfilled=null;callback()}}}function abort(what){Module["onAbort"]?.(what);what="Aborted("+what+")";err(what);ABORT=true;what+=". 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function instantiateAsync(binary,binaryFile,imports){if(!binary&&typeof WebAssembly.instantiateStreaming=="function"&&!isDataURI(binaryFile)&&typeof fetch=="function"){try{var response=fetch(binaryFile,{credentials:"same-origin"});var instantiationResult=await WebAssembly.instantiateStreaming(response,imports);return instantiationResult}catch(reason){err(`wasm streaming compile failed: ${reason}`);err("falling back to ArrayBuffer instantiation")}}return instantiateArrayBuffer(binaryFile,imports)}function getWasmImports(){Asyncify.instrumentWasmImports(wasmImports);return{env:wasmImports,wasi_snapshot_preview1:wasmImports}}async function createWasm(){function 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webSockets){if(events&POLLIN||events&POLLPRI){polls.push(PHPWASM.awaitData(ws));lookingFor.add("POLLIN")}if(events&POLLOUT){polls.push(PHPWASM.awaitConnection(ws));lookingFor.add("POLLOUT")}if(events&POLLHUP){polls.push(PHPWASM.awaitClose(ws));lookingFor.add("POLLHUP")}if(events&POLLERR||events&POLLNVAL){polls.push(PHPWASM.awaitError(ws));lookingFor.add("POLLERR")}}}else{setTimeout(function(){wakeUp(1)},timeout);return}if(polls.length===0){console.warn("Unsupported poll event "+events+", defaulting to setTimeout().");setTimeout(function(){wakeUp(0)},timeout);return}const promises=polls.map(([promise])=>promise);const clearPolling=()=>polls.forEach(([,clear])=>clear());let awaken=false;let timeoutId;Promise.race(promises).then(function(results){if(!awaken){awaken=true;wakeUp(1);if(timeoutId){clearTimeout(timeoutId)}clearPolling()}});if(timeout!==-1){timeoutId=setTimeout(function(){if(!awaken){awaken=true;wakeUp(0);clearPolling()}},timeout)}})})}__asyncjs__wasm_poll_socket.sig="iiii";function __asyncjs__js_fd_read(fd,iov,iovcnt,pnum){return Asyncify.handleAsync(async()=>{const returnCallback=resolver=>new Promise(resolver);if(Asyncify?.State?.Normal===undefined||Asyncify?.state===Asyncify?.State?.Normal){var returnCode;var stream;let num=0;try{stream=SYSCALLS.getStreamFromFD(fd);const num=doReadv(stream,iov,iovcnt);HEAPU32[pnum>>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError")){throw e}if(e.errno!==6||!(stream?.fd in PHPWASM.child_proc_by_fd)){HEAPU32[pnum>>2]=0;return returnCode}}}return returnCallback(wakeUp=>{var retries=0;var interval=50;var timeout=5e3;var maxRetries=timeout/interval;function poll(){var returnCode;var stream;let num;try{stream=SYSCALLS.getStreamFromFD(fd);num=doReadv(stream,iov,iovcnt);returnCode=0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError")){console.error(e);throw e}returnCode=e.errno}const success=returnCode===0;const failure=++retries>maxRetries||!(fd in PHPWASM.child_proc_by_fd)||PHPWASM.child_proc_by_fd[fd]?.exited||FS.isClosed(stream);if(success){HEAPU32[pnum>>2]=num;wakeUp(0)}else if(failure){HEAPU32[pnum>>2]=0;wakeUp(returnCode===6?0:returnCode)}else{setTimeout(poll,interval)}}poll()})})}__asyncjs__js_fd_read.sig="iiiii";function __asyncjs__js_module_onMessage(data,response_buffer){return Asyncify.handleAsync(async()=>{if(Module["onMessage"]){const dataStr=UTF8ToString(data);return Module["onMessage"](dataStr).then(response=>{const responseBytes=typeof response==="string"?(new TextEncoder).encode(response):response;const responseSize=responseBytes.byteLength;const responsePtr=_malloc(responseSize+1);HEAPU8.set(responseBytes,responsePtr);HEAPU8[responsePtr+responseSize]=0;HEAPU8[response_buffer]=responsePtr;HEAPU8[response_buffer+1]=responsePtr>>8;HEAPU8[response_buffer+2]=responsePtr>>16;HEAPU8[response_buffer+3]=responsePtr>>24;return responseSize}).catch(e=>{console.error(e);return-1})}})}__asyncjs__js_module_onMessage.sig="iii";class ExitStatus{name="ExitStatus";constructor(status){this.message=`Program terminated with exit(${status})`;this.status=status}} +ExitStatus = class PHPExitStatus extends Error { +constructor(status) { + super(status); + this.name = "ExitStatus"; + this.message = "Program terminated with exit(" + status + ")"; + this.status = status; + } +};var callRuntimeCallbacks=callbacks=>{while(callbacks.length>0){callbacks.shift()(Module)}};var noExitRuntime=Module["noExitRuntime"]||false;function _SharpYuvConvert(){abort("missing function: SharpYuvConvert")}_SharpYuvConvert.stub=true;function _SharpYuvGetConversionMatrix(){abort("missing function: SharpYuvGetConversionMatrix")}_SharpYuvGetConversionMatrix.stub=true;function _SharpYuvInit(){abort("missing function: SharpYuvInit")}_SharpYuvInit.stub=true;var UTF8Decoder=typeof TextDecoder!="undefined"?new TextDecoder:undefined;var UTF8ArrayToString=(heapOrArray,idx=0,maxBytesToRead=NaN)=>{var endIdx=idx+maxBytesToRead;var endPtr=idx;while(heapOrArray[endPtr]&&!(endPtr>=endIdx))++endPtr;if(endPtr-idx>16&&heapOrArray.buffer&&UTF8Decoder){return UTF8Decoder.decode(heapOrArray.subarray(idx,endPtr))}var str="";while(idx>10,56320|ch&1023)}}return str};var UTF8ToString=(ptr,maxBytesToRead)=>ptr?UTF8ArrayToString(HEAPU8,ptr,maxBytesToRead):"";Module["UTF8ToString"]=UTF8ToString;var ___assert_fail=(condition,filename,line,func)=>abort(`Assertion failed: ${UTF8ToString(condition)}, at: `+[filename?UTF8ToString(filename):"unknown filename",line,func?UTF8ToString(func):"unknown function"]);var wasmTableMirror=[];var wasmTable;var getWasmTableEntry=funcPtr=>{var func=wasmTableMirror[funcPtr];if(!func){if(funcPtr>=wasmTableMirror.length)wasmTableMirror.length=funcPtr+1;wasmTableMirror[funcPtr]=func=wasmTable.get(funcPtr);if(Asyncify.isAsyncExport(func)){wasmTableMirror[funcPtr]=func=Asyncify.makeAsyncFunction(func)}}return func};var ___call_sighandler=(fp,sig)=>getWasmTableEntry(fp)(sig);var initRandomFill=()=>{if(typeof crypto=="object"&&typeof crypto["getRandomValues"]=="function"){return view=>crypto.getRandomValues(view)}else abort("initRandomDevice")};var randomFill=view=>(randomFill=initRandomFill())(view);var PATH={isAbs:path=>path.charAt(0)==="/",splitPath:filename=>{var splitPathRe=/^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/;return splitPathRe.exec(filename).slice(1)},normalizeArray:(parts,allowAboveRoot)=>{var up=0;for(var i=parts.length-1;i>=0;i--){var last=parts[i];if(last==="."){parts.splice(i,1)}else if(last===".."){parts.splice(i,1);up++}else if(up){parts.splice(i,1);up--}}if(allowAboveRoot){for(;up;up--){parts.unshift("..")}}return parts},normalize:path=>{var isAbsolute=PATH.isAbs(path),trailingSlash=path.substr(-1)==="/";path=PATH.normalizeArray(path.split("/").filter(p=>!!p),!isAbsolute).join("/");if(!path&&!isAbsolute){path="."}if(path&&trailingSlash){path+="/"}return(isAbsolute?"/":"")+path},dirname:path=>{var result=PATH.splitPath(path),root=result[0],dir=result[1];if(!root&&!dir){return"."}if(dir){dir=dir.substr(0,dir.length-1)}return root+dir},basename:path=>{if(path==="/")return"/";path=PATH.normalize(path);path=path.replace(/\/$/,"");var lastSlash=path.lastIndexOf("/");if(lastSlash===-1)return path;return path.substr(lastSlash+1)},join:(...paths)=>PATH.normalize(paths.join("/")),join2:(l,r)=>PATH.normalize(l+"/"+r)};var PATH_FS={resolve:(...args)=>{var resolvedPath="",resolvedAbsolute=false;for(var i=args.length-1;i>=-1&&!resolvedAbsolute;i--){var path=i>=0?args[i]:FS.cwd();if(typeof path!="string"){throw new TypeError("Arguments to path.resolve must be strings")}else if(!path){return""}resolvedPath=path+"/"+resolvedPath;resolvedAbsolute=PATH.isAbs(path)}resolvedPath=PATH.normalizeArray(resolvedPath.split("/").filter(p=>!!p),!resolvedAbsolute).join("/");return(resolvedAbsolute?"/":"")+resolvedPath||"."},relative:(from,to)=>{from=PATH_FS.resolve(from).substr(1);to=PATH_FS.resolve(to).substr(1);function trim(arr){var start=0;for(;start=0;end--){if(arr[end]!=="")break}if(start>end)return[];return arr.slice(start,end-start+1)}var fromParts=trim(from.split("/"));var toParts=trim(to.split("/"));var length=Math.min(fromParts.length,toParts.length);var samePartsLength=length;for(var i=0;i{var len=0;for(var i=0;i=55296&&c<=57343){len+=4;++i}else{len+=3}}return len};Module["lengthBytesUTF8"]=lengthBytesUTF8;var stringToUTF8Array=(str,heap,outIdx,maxBytesToWrite)=>{if(!(maxBytesToWrite>0))return 0;var startIdx=outIdx;var endIdx=outIdx+maxBytesToWrite-1;for(var i=0;i=55296&&u<=57343){var u1=str.charCodeAt(++i);u=65536+((u&1023)<<10)|u1&1023}if(u<=127){if(outIdx>=endIdx)break;heap[outIdx++]=u}else if(u<=2047){if(outIdx+1>=endIdx)break;heap[outIdx++]=192|u>>6;heap[outIdx++]=128|u&63}else if(u<=65535){if(outIdx+2>=endIdx)break;heap[outIdx++]=224|u>>12;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}else{if(outIdx+3>=endIdx)break;heap[outIdx++]=240|u>>18;heap[outIdx++]=128|u>>12&63;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}}heap[outIdx]=0;return outIdx-startIdx};function intArrayFromString(stringy,dontAddNull,length){var len=length>0?length:lengthBytesUTF8(stringy)+1;var u8array=new Array(len);var numBytesWritten=stringToUTF8Array(stringy,u8array,0,u8array.length);if(dontAddNull)u8array.length=numBytesWritten;return u8array}var FS_stdin_getChar=()=>{if(!FS_stdin_getChar_buffer.length){var result=null;if(typeof window!="undefined"&&typeof window.prompt=="function"){result=window.prompt("Input: ");if(result!==null){result+="\n"}}else{}if(!result){return null}FS_stdin_getChar_buffer=intArrayFromString(result,true)}return FS_stdin_getChar_buffer.shift()};var TTY={ttys:[],init(){},shutdown(){},register(dev,ops){TTY.ttys[dev]={input:[],output:[],ops};FS.registerDevice(dev,TTY.stream_ops)},stream_ops:{open(stream){var tty=TTY.ttys[stream.node.rdev];if(!tty){throw new FS.ErrnoError(43)}stream.tty=tty;stream.seekable=false},close(stream){stream.tty.ops.fsync(stream.tty)},fsync(stream){stream.tty.ops.fsync(stream.tty)},read(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.get_char){throw new FS.ErrnoError(60)}var bytesRead=0;for(var i=0;i0){out(UTF8ArrayToString(tty.output));tty.output=[]}},ioctl_tcgets(tty){return{c_iflag:25856,c_oflag:5,c_cflag:191,c_lflag:35387,c_cc:[3,28,127,21,4,0,1,0,17,19,26,0,18,15,23,22,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]}},ioctl_tcsets(tty,optional_actions,data){return 0},ioctl_tiocgwinsz(tty){return[24,80]}},default_tty1_ops:{put_char(tty,val){if(val===null||val===10){err(UTF8ArrayToString(tty.output));tty.output=[]}else{if(val!=0)tty.output.push(val)}},fsync(tty){if(tty.output&&tty.output.length>0){err(UTF8ArrayToString(tty.output));tty.output=[]}}}};var zeroMemory=(address,size)=>{HEAPU8.fill(0,address,address+size)};var alignMemory=(size,alignment)=>Math.ceil(size/alignment)*alignment;var mmapAlloc=size=>{size=alignMemory(size,65536);var ptr=_emscripten_builtin_memalign(65536,size);if(ptr)zeroMemory(ptr,size);return ptr};var MEMFS={ops_table:null,mount(mount){return MEMFS.createNode(null,"/",16895,0)},createNode(parent,name,mode,dev){if(FS.isBlkdev(mode)||FS.isFIFO(mode)){throw new FS.ErrnoError(63)}MEMFS.ops_table||={dir:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,lookup:MEMFS.node_ops.lookup,mknod:MEMFS.node_ops.mknod,rename:MEMFS.node_ops.rename,unlink:MEMFS.node_ops.unlink,rmdir:MEMFS.node_ops.rmdir,readdir:MEMFS.node_ops.readdir,symlink:MEMFS.node_ops.symlink},stream:{llseek:MEMFS.stream_ops.llseek}},file:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:{llseek:MEMFS.stream_ops.llseek,read:MEMFS.stream_ops.read,write:MEMFS.stream_ops.write,allocate:MEMFS.stream_ops.allocate,mmap:MEMFS.stream_ops.mmap,msync:MEMFS.stream_ops.msync}},link:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,readlink:MEMFS.node_ops.readlink},stream:{}},chrdev:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:FS.chrdev_stream_ops}};var node=FS.createNode(parent,name,mode,dev);if(FS.isDir(node.mode)){node.node_ops=MEMFS.ops_table.dir.node;node.stream_ops=MEMFS.ops_table.dir.stream;node.contents={}}else if(FS.isFile(node.mode)){node.node_ops=MEMFS.ops_table.file.node;node.stream_ops=MEMFS.ops_table.file.stream;node.usedBytes=0;node.contents=null}else if(FS.isLink(node.mode)){node.node_ops=MEMFS.ops_table.link.node;node.stream_ops=MEMFS.ops_table.link.stream}else if(FS.isChrdev(node.mode)){node.node_ops=MEMFS.ops_table.chrdev.node;node.stream_ops=MEMFS.ops_table.chrdev.stream}node.atime=node.mtime=node.ctime=Date.now();if(parent){parent.contents[name]=node;parent.atime=parent.mtime=parent.ctime=node.atime}return node},getFileDataAsTypedArray(node){if(!node.contents)return new Uint8Array(0);if(node.contents.subarray)return node.contents.subarray(0,node.usedBytes);return new Uint8Array(node.contents)},expandFileStorage(node,newCapacity){var prevCapacity=node.contents?node.contents.length:0;if(prevCapacity>=newCapacity)return;var CAPACITY_DOUBLING_MAX=1024*1024;newCapacity=Math.max(newCapacity,prevCapacity*(prevCapacity>>0);if(prevCapacity!=0)newCapacity=Math.max(newCapacity,256);var oldContents=node.contents;node.contents=new Uint8Array(newCapacity);if(node.usedBytes>0)node.contents.set(oldContents.subarray(0,node.usedBytes),0)},resizeFileStorage(node,newSize){if(node.usedBytes==newSize)return;if(newSize==0){node.contents=null;node.usedBytes=0}else{var oldContents=node.contents;node.contents=new Uint8Array(newSize);if(oldContents){node.contents.set(oldContents.subarray(0,Math.min(newSize,node.usedBytes)))}node.usedBytes=newSize}},node_ops:{getattr(node){var attr={};attr.dev=FS.isChrdev(node.mode)?node.id:1;attr.ino=node.id;attr.mode=node.mode;attr.nlink=1;attr.uid=0;attr.gid=0;attr.rdev=node.rdev;if(FS.isDir(node.mode)){attr.size=4096}else if(FS.isFile(node.mode)){attr.size=node.usedBytes}else if(FS.isLink(node.mode)){attr.size=node.link.length}else{attr.size=0}attr.atime=new Date(node.atime);attr.mtime=new Date(node.mtime);attr.ctime=new Date(node.ctime);attr.blksize=4096;attr.blocks=Math.ceil(attr.size/attr.blksize);return attr},setattr(node,attr){for(const key of["mode","atime","mtime","ctime"]){if(attr[key]){node[key]=attr[key]}}if(attr.size!==undefined){MEMFS.resizeFileStorage(node,attr.size)}},lookup(parent,name){throw MEMFS.doesNotExistError},mknod(parent,name,mode,dev){return MEMFS.createNode(parent,name,mode,dev)},rename(old_node,new_dir,new_name){var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(new_node){if(FS.isDir(old_node.mode)){for(var i in new_node.contents){throw new FS.ErrnoError(55)}}FS.hashRemoveNode(new_node)}delete old_node.parent.contents[old_node.name];new_dir.contents[new_name]=old_node;old_node.name=new_name;new_dir.ctime=new_dir.mtime=old_node.parent.ctime=old_node.parent.mtime=Date.now()},unlink(parent,name){delete parent.contents[name];parent.ctime=parent.mtime=Date.now()},rmdir(parent,name){var node=FS.lookupNode(parent,name);for(var i in node.contents){throw new FS.ErrnoError(55)}delete parent.contents[name];parent.ctime=parent.mtime=Date.now()},readdir(node){return[".","..",...Object.keys(node.contents)]},symlink(parent,newname,oldpath){var node=MEMFS.createNode(parent,newname,511|40960,0);node.link=oldpath;return node},readlink(node){if(!FS.isLink(node.mode)){throw new FS.ErrnoError(28)}return node.link}},stream_ops:{read(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=stream.node.usedBytes)return 0;var size=Math.min(stream.node.usedBytes-position,length);if(size>8&&contents.subarray){buffer.set(contents.subarray(position,position+size),offset)}else{for(var i=0;i0||position+length{var arrayBuffer=await readAsync(url);return new Uint8Array(arrayBuffer)};asyncLoad.isAsync=true;var FS_createDataFile=(parent,name,fileData,canRead,canWrite,canOwn)=>{FS.createDataFile(parent,name,fileData,canRead,canWrite,canOwn)};var preloadPlugins=Module["preloadPlugins"]||[];var FS_handledByPreloadPlugin=(byteArray,fullname,finish,onerror)=>{if(typeof Browser!="undefined")Browser.init();var handled=false;preloadPlugins.forEach(plugin=>{if(handled)return;if(plugin["canHandle"](fullname)){plugin["handle"](byteArray,fullname,finish,onerror);handled=true}});return handled};var FS_createPreloadedFile=(parent,name,url,canRead,canWrite,onload,onerror,dontCreateFile,canOwn,preFinish)=>{var fullname=name?PATH_FS.resolve(PATH.join2(parent,name)):parent;var dep=getUniqueRunDependency(`cp ${fullname}`);function processData(byteArray){function finish(byteArray){preFinish?.();if(!dontCreateFile){FS_createDataFile(parent,name,byteArray,canRead,canWrite,canOwn)}onload?.();removeRunDependency(dep)}if(FS_handledByPreloadPlugin(byteArray,fullname,finish,()=>{onerror?.();removeRunDependency(dep)})){return}finish(byteArray)}addRunDependency(dep);if(typeof url=="string"){asyncLoad(url).then(processData,onerror)}else{processData(url)}};var FS_modeStringToFlags=str=>{var flagModes={r:0,"r+":2,w:512|64|1,"w+":512|64|2,a:1024|64|1,"a+":1024|64|2};var flags=flagModes[str];if(typeof flags=="undefined"){throw new Error(`Unknown file open mode: ${str}`)}return flags};var FS_getMode=(canRead,canWrite)=>{var mode=0;if(canRead)mode|=292|73;if(canWrite)mode|=146;return mode};var ERRNO_CODES={EPERM:63,ENOENT:44,ESRCH:71,EINTR:27,EIO:29,ENXIO:60,E2BIG:1,ENOEXEC:45,EBADF:8,ECHILD:12,EAGAIN:6,EWOULDBLOCK:6,ENOMEM:48,EACCES:2,EFAULT:21,ENOTBLK:105,EBUSY:10,EEXIST:20,EXDEV:75,ENODEV:43,ENOTDIR:54,EISDIR:31,EINVAL:28,ENFILE:41,EMFILE:33,ENOTTY:59,ETXTBSY:74,EFBIG:22,ENOSPC:51,ESPIPE:70,EROFS:69,EMLINK:34,EPIPE:64,EDOM:18,ERANGE:68,ENOMSG:49,EIDRM:24,ECHRNG:106,EL2NSYNC:156,EL3HLT:107,EL3RST:108,ELNRNG:109,EUNATCH:110,ENOCSI:111,EL2HLT:112,EDEADLK:16,ENOLCK:46,EBADE:113,EBADR:114,EXFULL:115,ENOANO:104,EBADRQC:103,EBADSLT:102,EDEADLOCK:16,EBFONT:101,ENOSTR:100,ENODATA:116,ETIME:117,ENOSR:118,ENONET:119,ENOPKG:120,EREMOTE:121,ENOLINK:47,EADV:122,ESRMNT:123,ECOMM:124,EPROTO:65,EMULTIHOP:36,EDOTDOT:125,EBADMSG:9,ENOTUNIQ:126,EBADFD:127,EREMCHG:128,ELIBACC:129,ELIBBAD:130,ELIBSCN:131,ELIBMAX:132,ELIBEXEC:133,ENOSYS:52,ENOTEMPTY:55,ENAMETOOLONG:37,ELOOP:32,EOPNOTSUPP:138,EPFNOSUPPORT:139,ECONNRESET:15,ENOBUFS:42,EAFNOSUPPORT:5,EPROTOTYPE:67,ENOTSOCK:57,ENOPROTOOPT:50,ESHUTDOWN:140,ECONNREFUSED:14,EADDRINUSE:3,ECONNABORTED:13,ENETUNREACH:40,ENETDOWN:38,ETIMEDOUT:73,EHOSTDOWN:142,EHOSTUNREACH:23,EINPROGRESS:26,EALREADY:7,EDESTADDRREQ:17,EMSGSIZE:35,EPROTONOSUPPORT:66,ESOCKTNOSUPPORT:137,EADDRNOTAVAIL:4,ENETRESET:39,EISCONN:30,ENOTCONN:53,ETOOMANYREFS:141,EUSERS:136,EDQUOT:19,ESTALE:72,ENOTSUP:138,ENOMEDIUM:148,EILSEQ:25,EOVERFLOW:61,ECANCELED:11,ENOTRECOVERABLE:56,EOWNERDEAD:62,ESTRPIPE:135};var PROXYFS={mount(mount){return PROXYFS.createNode(null,"/",mount.opts.fs.lstat(mount.opts.root).mode,0)},createNode(parent,name,mode,dev){if(!FS.isDir(mode)&&!FS.isFile(mode)&&!FS.isLink(mode)){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}var node=FS.createNode(parent,name,mode);node.node_ops=PROXYFS.node_ops;node.stream_ops=PROXYFS.stream_ops;return node},realPath(node){var parts=[];while(node.parent!==node){parts.push(node.name);node=node.parent}parts.push(node.mount.opts.root);parts.reverse();return PATH.join(...parts)},node_ops:{getattr(node){var path=PROXYFS.realPath(node);var stat;try{stat=node.mount.opts.fs.lstat(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return{dev:stat.dev,ino:stat.ino,mode:stat.mode,nlink:stat.nlink,uid:stat.uid,gid:stat.gid,rdev:stat.rdev,size:stat.size,atime:stat.atime,mtime:stat.mtime,ctime:stat.ctime,blksize:stat.blksize,blocks:stat.blocks}},setattr(node,attr){var path=PROXYFS.realPath(node);try{if(attr.mode!==undefined){node.mount.opts.fs.chmod(path,attr.mode);node.mode=attr.mode}if(attr.atime||attr.mtime){var atime=new Date(attr.atime||attr.mtime);var mtime=new Date(attr.mtime||attr.atime);node.mount.opts.fs.utime(path,atime,mtime)}if(attr.size!==undefined){node.mount.opts.fs.truncate(path,attr.size)}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},lookup(parent,name){try{var path=PATH.join2(PROXYFS.realPath(parent),name);var mode=parent.mount.opts.fs.lstat(path).mode;var node=PROXYFS.createNode(parent,name,mode);return node}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},mknod(parent,name,mode,dev){var node=PROXYFS.createNode(parent,name,mode,dev);var path=PROXYFS.realPath(node);try{if(FS.isDir(node.mode)){node.mount.opts.fs.mkdir(path,node.mode)}else{node.mount.opts.fs.writeFile(path,"",{mode:node.mode})}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return node},rename(oldNode,newDir,newName){var oldPath=PROXYFS.realPath(oldNode);var newPath=PATH.join2(PROXYFS.realPath(newDir),newName);try{oldNode.mount.opts.fs.rename(oldPath,newPath);oldNode.name=newName}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},unlink(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.unlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},rmdir(parent,name){var path=PATH.join2(PROXYFS.realPath(parent),name);try{parent.mount.opts.fs.rmdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readdir(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readdir(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},symlink(parent,newName,oldPath){var newPath=PATH.join2(PROXYFS.realPath(parent),newName);try{parent.mount.opts.fs.symlink(oldPath,newPath)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},readlink(node){var path=PROXYFS.realPath(node);try{return node.mount.opts.fs.readlink(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}}},stream_ops:{open(stream){var path=PROXYFS.realPath(stream.node);try{stream.nfd=stream.node.mount.opts.fs.open(path,stream.flags)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},close(stream){try{stream.node.mount.opts.fs.close(stream.nfd)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},read(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.read(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},write(stream,buffer,offset,length,position){try{return stream.node.mount.opts.fs.write(stream.nfd,buffer,offset,length,position)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}},llseek(stream,offset,whence){var position=offset;if(whence===1){position+=stream.position}else if(whence===2){if(FS.isFile(stream.node.mode)){try{var stat=stream.node.node_ops.getattr(stream.node);position+=stat.size}catch(e){throw new FS.ErrnoError(ERRNO_CODES[e.code])}}}if(position<0){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}return position}}};var FS={root:null,mounts:[],devices:{},streams:[],nextInode:1,nameTable:null,currentPath:"/",initialized:false,ignorePermissions:true,ErrnoError:class{name="ErrnoError";constructor(errno){this.errno=errno}},filesystems:null,syncFSRequests:0,readFiles:{},FSStream:class{shared={};get object(){return this.node}set object(val){this.node=val}get isRead(){return(this.flags&2097155)!==1}get isWrite(){return(this.flags&2097155)!==0}get isAppend(){return this.flags&1024}get flags(){return this.shared.flags}set flags(val){this.shared.flags=val}get position(){return this.shared.position}set position(val){this.shared.position=val}},FSNode:class{node_ops={};stream_ops={};readMode=292|73;writeMode=146;mounted=null;constructor(parent,name,mode,rdev){if(!parent){parent=this}this.parent=parent;this.mount=parent.mount;this.id=FS.nextInode++;this.name=name;this.mode=mode;this.rdev=rdev;this.atime=this.mtime=this.ctime=Date.now()}get read(){return(this.mode&this.readMode)===this.readMode}set read(val){val?this.mode|=this.readMode:this.mode&=~this.readMode}get write(){return(this.mode&this.writeMode)===this.writeMode}set write(val){val?this.mode|=this.writeMode:this.mode&=~this.writeMode}get isFolder(){return FS.isDir(this.mode)}get isDevice(){return FS.isChrdev(this.mode)}},lookupPath(path,opts={}){if(!path)return{path:"",node:null};opts.follow_mount??=true;if(!PATH.isAbs(path)){path=FS.cwd()+"/"+path}linkloop:for(var nlinks=0;nlinks<40;nlinks++){var parts=path.split("/").filter(p=>!!p&&p!==".");var current=FS.root;var current_path="/";for(var i=0;i>>0)%FS.nameTable.length},hashAddNode(node){var hash=FS.hashName(node.parent.id,node.name);node.name_next=FS.nameTable[hash];FS.nameTable[hash]=node},hashRemoveNode(node){var hash=FS.hashName(node.parent.id,node.name);if(FS.nameTable[hash]===node){FS.nameTable[hash]=node.name_next}else{var current=FS.nameTable[hash];while(current){if(current.name_next===node){current.name_next=node.name_next;break}current=current.name_next}}},lookupNode(parent,name){var errCode=FS.mayLookup(parent);if(errCode){throw new FS.ErrnoError(errCode)}var hash=FS.hashName(parent.id,name);for(var node=FS.nameTable[hash];node;node=node.name_next){var nodeName=node.name;if(node.parent.id===parent.id&&nodeName===name){return node}}return FS.lookup(parent,name)},createNode(parent,name,mode,rdev){var node=new FS.FSNode(parent,name,mode,rdev);FS.hashAddNode(node);return node},destroyNode(node){FS.hashRemoveNode(node)},isRoot(node){return node===node.parent},isMountpoint(node){return!!node.mounted},isFile(mode){return(mode&61440)===32768},isDir(mode){return(mode&61440)===16384},isLink(mode){return(mode&61440)===40960},isChrdev(mode){return(mode&61440)===8192},isBlkdev(mode){return(mode&61440)===24576},isFIFO(mode){return(mode&61440)===4096},isSocket(mode){return(mode&49152)===49152},flagsToPermissionString(flag){var perms=["r","w","rw"][flag&3];if(flag&512){perms+="w"}return perms},nodePermissions(node,perms){if(FS.ignorePermissions){return 0}if(perms.includes("r")&&!(node.mode&292)){return 2}else if(perms.includes("w")&&!(node.mode&146)){return 2}else if(perms.includes("x")&&!(node.mode&73)){return 2}return 0},mayLookup(dir){if(!FS.isDir(dir.mode))return 54;var errCode=FS.nodePermissions(dir,"x");if(errCode)return errCode;if(!dir.node_ops.lookup)return 2;return 0},mayCreate(dir,name){if(!FS.isDir(dir.mode)){return 54}try{var node=FS.lookupNode(dir,name);return 20}catch(e){}return FS.nodePermissions(dir,"wx")},mayDelete(dir,name,isdir){var node;try{node=FS.lookupNode(dir,name)}catch(e){return e.errno}var errCode=FS.nodePermissions(dir,"wx");if(errCode){return errCode}if(isdir){if(!FS.isDir(node.mode)){return 54}if(FS.isRoot(node)||FS.getPath(node)===FS.cwd()){return 10}}else{if(FS.isDir(node.mode)){return 31}}return 0},mayOpen(node,flags){if(!node){return 44}if(FS.isLink(node.mode)){return 32}else if(FS.isDir(node.mode)){if(FS.flagsToPermissionString(flags)!=="r"||flags&512){return 31}}return FS.nodePermissions(node,FS.flagsToPermissionString(flags))},MAX_OPEN_FDS:4096,nextfd(){for(var fd=0;fd<=FS.MAX_OPEN_FDS;fd++){if(!FS.streams[fd]){return fd}}throw new FS.ErrnoError(33)},getStreamChecked(fd){var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}return stream},getStream:fd=>FS.streams[fd],createStream(stream,fd=-1){stream=Object.assign(new FS.FSStream,stream);if(fd==-1){fd=FS.nextfd()}stream.fd=fd;FS.streams[fd]=stream;return stream},closeStream(fd){FS.streams[fd]=null},dupStream(origStream,fd=-1){var stream=FS.createStream(origStream,fd);stream.stream_ops?.dup?.(stream);return stream},chrdev_stream_ops:{open(stream){var device=FS.getDevice(stream.node.rdev);stream.stream_ops=device.stream_ops;stream.stream_ops.open?.(stream)},llseek(){throw new FS.ErrnoError(70)}},major:dev=>dev>>8,minor:dev=>dev&255,makedev:(ma,mi)=>ma<<8|mi,registerDevice(dev,ops){FS.devices[dev]={stream_ops:ops}},getDevice:dev=>FS.devices[dev],getMounts(mount){var mounts=[];var check=[mount];while(check.length){var m=check.pop();mounts.push(m);check.push(...m.mounts)}return mounts},syncfs(populate,callback){if(typeof populate=="function"){callback=populate;populate=false}FS.syncFSRequests++;if(FS.syncFSRequests>1){err(`warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work`)}var mounts=FS.getMounts(FS.root.mount);var completed=0;function doCallback(errCode){FS.syncFSRequests--;return callback(errCode)}function done(errCode){if(errCode){if(!done.errored){done.errored=true;return doCallback(errCode)}return}if(++completed>=mounts.length){doCallback(null)}}mounts.forEach(mount=>{if(!mount.type.syncfs){return done(null)}mount.type.syncfs(mount,populate,done)})},mount(type,opts,mountpoint){var root=mountpoint==="/";var pseudo=!mountpoint;var node;if(root&&FS.root){throw new FS.ErrnoError(10)}else if(!root&&!pseudo){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});mountpoint=lookup.path;node=lookup.node;if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}if(!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}}var mount={type,opts,mountpoint,mounts:[]};var mountRoot=type.mount(mount);mountRoot.mount=mount;mount.root=mountRoot;if(root){FS.root=mountRoot}else if(node){node.mounted=mount;if(node.mount){node.mount.mounts.push(mount)}}return mountRoot},unmount(mountpoint){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});if(!FS.isMountpoint(lookup.node)){throw new FS.ErrnoError(28)}var node=lookup.node;var mount=node.mounted;var mounts=FS.getMounts(mount);Object.keys(FS.nameTable).forEach(hash=>{var current=FS.nameTable[hash];while(current){var next=current.name_next;if(mounts.includes(current.mount)){FS.destroyNode(current)}current=next}});node.mounted=null;var idx=node.mount.mounts.indexOf(mount);node.mount.mounts.splice(idx,1)},lookup(parent,name){return parent.node_ops.lookup(parent,name)},mknod(path,mode,dev){var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);if(!name||name==="."||name===".."){throw new FS.ErrnoError(28)}var errCode=FS.mayCreate(parent,name);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.mknod){throw new FS.ErrnoError(63)}return parent.node_ops.mknod(parent,name,mode,dev)},statfs(path){var rtn={bsize:4096,frsize:4096,blocks:1e6,bfree:5e5,bavail:5e5,files:FS.nextInode,ffree:FS.nextInode-1,fsid:42,flags:2,namelen:255};var parent=FS.lookupPath(path,{follow:true}).node;if(parent?.node_ops.statfs){Object.assign(rtn,parent.node_ops.statfs(parent.mount.opts.root))}return rtn},create(path,mode=438){mode&=4095;mode|=32768;return FS.mknod(path,mode,0)},mkdir(path,mode=511){mode&=511|512;mode|=16384;return FS.mknod(path,mode,0)},mkdirTree(path,mode){var dirs=path.split("/");var d="";for(var i=0;iFS.currentPath,chdir(path){var lookup=FS.lookupPath(path,{follow:true});if(lookup.node===null){throw new FS.ErrnoError(44)}if(!FS.isDir(lookup.node.mode)){throw new FS.ErrnoError(54)}var errCode=FS.nodePermissions(lookup.node,"x");if(errCode){throw new FS.ErrnoError(errCode)}FS.currentPath=lookup.path},createDefaultDirectories(){FS.mkdir("/tmp");FS.mkdir("/home");FS.mkdir("/home/web_user")},createDefaultDevices(){FS.mkdir("/dev");FS.registerDevice(FS.makedev(1,3),{read:()=>0,write:(stream,buffer,offset,length,pos)=>length,llseek:()=>0});FS.mkdev("/dev/null",FS.makedev(1,3));TTY.register(FS.makedev(5,0),TTY.default_tty_ops);TTY.register(FS.makedev(6,0),TTY.default_tty1_ops);FS.mkdev("/dev/tty",FS.makedev(5,0));FS.mkdev("/dev/tty1",FS.makedev(6,0));var randomBuffer=new Uint8Array(1024),randomLeft=0;var randomByte=()=>{if(randomLeft===0){randomLeft=randomFill(randomBuffer).byteLength}return randomBuffer[--randomLeft]};FS.createDevice("/dev","random",randomByte);FS.createDevice("/dev","urandom",randomByte);FS.mkdir("/dev/shm");FS.mkdir("/dev/shm/tmp")},createSpecialDirectories(){FS.mkdir("/proc");var proc_self=FS.mkdir("/proc/self");FS.mkdir("/proc/self/fd");FS.mount({mount(){var node=FS.createNode(proc_self,"fd",16895,73);node.stream_ops={llseek:MEMFS.stream_ops.llseek};node.node_ops={lookup(parent,name){var fd=+name;var stream=FS.getStreamChecked(fd);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path},id:fd+1};ret.parent=ret;return ret},readdir(){return Array.from(FS.streams.entries()).filter(([k,v])=>v).map(([k,v])=>k.toString())}};return node}},{},"/proc/self/fd")},createStandardStreams(input,output,error){if(input){FS.createDevice("/dev","stdin",input)}else{FS.symlink("/dev/tty","/dev/stdin")}if(output){FS.createDevice("/dev","stdout",null,output)}else{FS.symlink("/dev/tty","/dev/stdout")}if(error){FS.createDevice("/dev","stderr",null,error)}else{FS.symlink("/dev/tty1","/dev/stderr")}var stdin=FS.open("/dev/stdin",0);var stdout=FS.open("/dev/stdout",1);var stderr=FS.open("/dev/stderr",1)},staticInit(){FS.nameTable=new Array(4096);FS.mount(MEMFS,{},"/");FS.createDefaultDirectories();FS.createDefaultDevices();FS.createSpecialDirectories();FS.filesystems={MEMFS,PROXYFS}},init(input,output,error){FS.initialized=true;input??=Module["stdin"];output??=Module["stdout"];error??=Module["stderr"];FS.createStandardStreams(input,output,error)},quit(){FS.initialized=false;_fflush(0);for(var i=0;ithis.length-1||idx<0){return undefined}var chunkOffset=idx%this.chunkSize;var chunkNum=idx/this.chunkSize|0;return this.getter(chunkNum)[chunkOffset]}setDataGetter(getter){this.getter=getter}cacheLength(){var xhr=new XMLHttpRequest;xhr.open("HEAD",url,false);xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);var datalength=Number(xhr.getResponseHeader("Content-length"));var header;var hasByteServing=(header=xhr.getResponseHeader("Accept-Ranges"))&&header==="bytes";var usesGzip=(header=xhr.getResponseHeader("Content-Encoding"))&&header==="gzip";var chunkSize=1024*1024;if(!hasByteServing)chunkSize=datalength;var doXHR=(from,to)=>{if(from>to)throw new Error("invalid range ("+from+", "+to+") or no bytes requested!");if(to>datalength-1)throw new Error("only "+datalength+" bytes available! programmer error!");var xhr=new XMLHttpRequest;xhr.open("GET",url,false);if(datalength!==chunkSize)xhr.setRequestHeader("Range","bytes="+from+"-"+to);xhr.responseType="arraybuffer";if(xhr.overrideMimeType){xhr.overrideMimeType("text/plain; charset=x-user-defined")}xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);if(xhr.response!==undefined){return new Uint8Array(xhr.response||[])}return intArrayFromString(xhr.responseText||"",true)};var lazyArray=this;lazyArray.setDataGetter(chunkNum=>{var start=chunkNum*chunkSize;var end=(chunkNum+1)*chunkSize-1;end=Math.min(end,datalength-1);if(typeof lazyArray.chunks[chunkNum]=="undefined"){lazyArray.chunks[chunkNum]=doXHR(start,end)}if(typeof lazyArray.chunks[chunkNum]=="undefined")throw new Error("doXHR failed!");return lazyArray.chunks[chunkNum]});if(usesGzip||!datalength){chunkSize=datalength=1;datalength=this.getter(0).length;chunkSize=datalength;out("LazyFiles on gzip forces download of the whole file when length is accessed")}this._length=datalength;this._chunkSize=chunkSize;this.lengthKnown=true}get length(){if(!this.lengthKnown){this.cacheLength()}return this._length}get chunkSize(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}}if(typeof XMLHttpRequest!="undefined"){if(!ENVIRONMENT_IS_WORKER)throw"Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc";var lazyArray=new LazyUint8Array;var properties={isDevice:false,contents:lazyArray}}else{var properties={isDevice:false,url}}var node=FS.createFile(parent,name,properties,canRead,canWrite);if(properties.contents){node.contents=properties.contents}else if(properties.url){node.contents=null;node.url=properties.url}Object.defineProperties(node,{usedBytes:{get:function(){return this.contents.length}}});var stream_ops={};var keys=Object.keys(node.stream_ops);keys.forEach(key=>{var fn=node.stream_ops[key];stream_ops[key]=(...args)=>{FS.forceLoadFile(node);return fn(...args)}});function writeChunks(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=contents.length)return 0;var size=Math.min(contents.length-position,length);if(contents.slice){for(var i=0;i{FS.forceLoadFile(node);return writeChunks(stream,buffer,offset,length,position)};stream_ops.mmap=(stream,length,position,prot,flags)=>{FS.forceLoadFile(node);var ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}writeChunks(stream,HEAP8,ptr,length,position);return{ptr,allocated:true}};node.stream_ops=stream_ops;return node}};Module["FS"]=FS;var SOCKFS={websocketArgs:{},callbacks:{},on(event,callback){SOCKFS.callbacks[event]=callback},emit(event,param){SOCKFS.callbacks[event]?.(param)},mount(mount){SOCKFS.websocketArgs=Module["websocket"]||{};(Module["websocket"]??={})["on"]=SOCKFS.on;return FS.createNode(null,"/",16895,0)},createSocket(family,type,protocol){type&=~526336;var streaming=type==1;if(streaming&&protocol&&protocol!=6){throw new FS.ErrnoError(66)}var sock={family,type,protocol,server:null,error:null,peers:{},pending:[],recv_queue:[],sock_ops:SOCKFS.websocket_sock_ops};var name=SOCKFS.nextname();var node=FS.createNode(SOCKFS.root,name,49152,0);node.sock=sock;var stream=FS.createStream({path:name,node,flags:2,seekable:false,stream_ops:SOCKFS.stream_ops});sock.stream=stream;return sock},getSocket(fd){var stream=FS.getStream(fd);if(!stream||!FS.isSocket(stream.node.mode)){return null}return stream.node.sock},stream_ops:{poll(stream){var sock=stream.node.sock;return sock.sock_ops.poll(sock)},ioctl(stream,request,varargs){var sock=stream.node.sock;return sock.sock_ops.ioctl(sock,request,varargs)},read(stream,buffer,offset,length,position){var sock=stream.node.sock;var msg=sock.sock_ops.recvmsg(sock,length);if(!msg){return 0}buffer.set(msg.buffer,offset);return msg.buffer.length},write(stream,buffer,offset,length,position){var sock=stream.node.sock;return sock.sock_ops.sendmsg(sock,buffer,offset,length)},close(stream){var sock=stream.node.sock;sock.sock_ops.close(sock)}},nextname(){if(!SOCKFS.nextname.current){SOCKFS.nextname.current=0}return`socket[${SOCKFS.nextname.current++}]`},websocket_sock_ops:{createPeer(sock,addr,port){var ws;if(typeof addr=="object"){ws=addr;addr=null;port=null}if(ws){if(ws._socket){addr=ws._socket.remoteAddress;port=ws._socket.remotePort}else{var result=/ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url);if(!result){throw new Error("WebSocket URL must be in the format ws(s)://address:port")}addr=result[1];port=parseInt(result[2],10)}}else{try{var url="ws:#".replace("#","//");var subProtocols="binary";var opts=undefined;if("function"===typeof SOCKFS.websocketArgs["url"]) { +url = SOCKFS.websocketArgs["url"](...arguments); +}else if ("string" === typeof SOCKFS.websocketArgs["url"]){url=SOCKFS.websocketArgs["url"]}if(SOCKFS.websocketArgs["subprotocol"]){subProtocols=SOCKFS.websocketArgs["subprotocol"]}else if(SOCKFS.websocketArgs["subprotocol"]===null){subProtocols="null"}if(url==="ws://"||url==="wss://"){var parts=addr.split("/");url=url+parts[0]+":"+port+"/"+parts.slice(1).join("/")}if(subProtocols!=="null"){subProtocols=subProtocols.replace(/^ +| +$/g,"").split(/ *, */);opts=subProtocols}var WebSocketConstructor;{WebSocketConstructor=WebSocket}if (Module['websocket']['decorator']) {WebSocketConstructor = Module['websocket']['decorator'](WebSocketConstructor);}ws = new WebSocketConstructor(url,opts);ws.binaryType="arraybuffer"}catch(e){throw new FS.ErrnoError(23)}}var peer={addr,port,socket:ws,msg_send_queue:[]};SOCKFS.websocket_sock_ops.addPeer(sock,peer);SOCKFS.websocket_sock_ops.handlePeerEvents(sock,peer);if(sock.type===2&&typeof sock.sport!="undefined"){peer.msg_send_queue.push(new Uint8Array([255,255,255,255,"p".charCodeAt(0),"o".charCodeAt(0),"r".charCodeAt(0),"t".charCodeAt(0),(sock.sport&65280)>>8,sock.sport&255]))}return peer},getPeer(sock,addr,port){return sock.peers[addr+":"+port]},addPeer(sock,peer){sock.peers[peer.addr+":"+peer.port]=peer},removePeer(sock,peer){delete sock.peers[peer.addr+":"+peer.port]},handlePeerEvents(sock,peer){var first=true;var handleOpen=function(){sock.connecting=false;SOCKFS.emit("open",sock.stream.fd);try{var queued=peer.msg_send_queue.shift();while(queued){peer.socket.send(queued);queued=peer.msg_send_queue.shift()}}catch(e){peer.socket.close()}};function handleMessage(data){if(typeof data=="string"){var encoder=new TextEncoder;data=encoder.encode(data)}else{assert(data.byteLength!==undefined);if(data.byteLength==0){return}data=new Uint8Array(data)}var wasfirst=first;first=false;if(wasfirst&&data.length===10&&data[0]===255&&data[1]===255&&data[2]===255&&data[3]===255&&data[4]==="p".charCodeAt(0)&&data[5]==="o".charCodeAt(0)&&data[6]==="r".charCodeAt(0)&&data[7]==="t".charCodeAt(0)){var newport=data[8]<<8|data[9];SOCKFS.websocket_sock_ops.removePeer(sock,peer);peer.port=newport;SOCKFS.websocket_sock_ops.addPeer(sock,peer);return}sock.recv_queue.push({addr:peer.addr,port:peer.port,data});SOCKFS.emit("message",sock.stream.fd)}if(ENVIRONMENT_IS_NODE){peer.socket.on("open",handleOpen);peer.socket.on("message",function(data,isBinary){if(!isBinary){return}handleMessage(new Uint8Array(data).buffer)});peer.socket.on("close",function(){SOCKFS.emit("close",sock.stream.fd)});peer.socket.on("error",function(error){sock.error=14;SOCKFS.emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])})}else{peer.socket.onopen=handleOpen;peer.socket.onclose=function(){SOCKFS.emit("close",sock.stream.fd)};peer.socket.onmessage=function peer_socket_onmessage(event){handleMessage(event.data)};peer.socket.onerror=function(error){sock.error=14;SOCKFS.emit("error",[sock.stream.fd,sock.error,"ECONNREFUSED: Connection refused"])}}},poll(sock){if(sock.type===1&&sock.server){return sock.pending.length?64|1:0}var mask=0;var dest=sock.type===1?SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport):null;if(sock.recv_queue.length||!dest||dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=64|1}if(!dest||dest&&dest.socket.readyState===dest.socket.OPEN){mask|=4}if(dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){if(sock.connecting){mask|=4}else{mask|=16}}return mask},ioctl(sock,request,arg){switch(request){case 21531:var bytes=0;if(sock.recv_queue.length){bytes=sock.recv_queue[0].data.length}HEAP32[arg>>2]=bytes;return 0;default:return 28}},close(sock){if(sock.server){try{sock.server.close()}catch(e){}sock.server=null}var peers=Object.keys(sock.peers);for(var i=0;i{var socket=SOCKFS.getSocket(fd);if(!socket)throw new FS.ErrnoError(8);return socket};var inetPton4=str=>{var b=str.split(".");for(var i=0;i<4;i++){var tmp=Number(b[i]);if(isNaN(tmp))return null;b[i]=tmp}return(b[0]|b[1]<<8|b[2]<<16|b[3]<<24)>>>0};var jstoi_q=str=>parseInt(str);var inetPton6=str=>{var words;var w,offset,z;var valid6regx=/^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i;var parts=[];if(!valid6regx.test(str)){return null}if(str==="::"){return[0,0,0,0,0,0,0,0]}if(str.startsWith("::")){str=str.replace("::","Z:")}else{str=str.replace("::",":Z:")}if(str.indexOf(".")>0){str=str.replace(new RegExp("[.]","g"),":");words=str.split(":");words[words.length-4]=jstoi_q(words[words.length-4])+jstoi_q(words[words.length-3])*256;words[words.length-3]=jstoi_q(words[words.length-2])+jstoi_q(words[words.length-1])*256;words=words.slice(0,words.length-2)}else{words=str.split(":")}offset=0;z=0;for(w=0;w{switch(family){case 2:addr=inetPton4(addr);zeroMemory(sa,16);if(addrlen){HEAP32[addrlen>>2]=16}HEAP16[sa>>1]=family;HEAP32[sa+4>>2]=addr;HEAP16[sa+2>>1]=_htons(port);break;case 10:addr=inetPton6(addr);zeroMemory(sa,28);if(addrlen){HEAP32[addrlen>>2]=28}HEAP32[sa>>2]=family;HEAP32[sa+8>>2]=addr[0];HEAP32[sa+12>>2]=addr[1];HEAP32[sa+16>>2]=addr[2];HEAP32[sa+20>>2]=addr[3];HEAP16[sa+2>>1]=_htons(port);break;default:return 5}return 0};var DNS={address_map:{id:1,addrs:{},names:{}},lookup_name(name){var res=inetPton4(name);if(res!==null){return name}res=inetPton6(name);if(res!==null){return name}var addr;if(DNS.address_map.addrs[name]){addr=DNS.address_map.addrs[name]}else{var id=DNS.address_map.id++;assert(id<65535,"exceeded max address mappings of 65535");addr="172.29."+(id&255)+"."+(id&65280);DNS.address_map.names[addr]=name;DNS.address_map.addrs[name]=addr}return addr},lookup_addr(addr){if(DNS.address_map.names[addr]){return DNS.address_map.names[addr]}return null}};function ___syscall_accept4(fd,addr,addrlen,flags,d1,d2){try{var sock=getSocketFromFD(fd);var newsock=sock.sock_ops.accept(sock);if(addr){var errno=writeSockaddr(addr,newsock.family,DNS.lookup_name(newsock.daddr),newsock.dport,addrlen)}return newsock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var inetNtop4=addr=>(addr&255)+"."+(addr>>8&255)+"."+(addr>>16&255)+"."+(addr>>24&255);var inetNtop6=ints=>{var str="";var word=0;var longest=0;var lastzero=0;var zstart=0;var len=0;var i=0;var parts=[ints[0]&65535,ints[0]>>16,ints[1]&65535,ints[1]>>16,ints[2]&65535,ints[2]>>16,ints[3]&65535,ints[3]>>16];var hasipv4=true;var v4part="";for(i=0;i<5;i++){if(parts[i]!==0){hasipv4=false;break}}if(hasipv4){v4part=inetNtop4(parts[6]|parts[7]<<16);if(parts[5]===-1){str="::ffff:";str+=v4part;return str}if(parts[5]===0){str="::";if(v4part==="0.0.0.0")v4part="";if(v4part==="0.0.0.1")v4part="1";str+=v4part;return str}}for(word=0;word<8;word++){if(parts[word]===0){if(word-lastzero>1){len=0}lastzero=word;len++}if(len>longest){longest=len;zstart=word-longest+1}}for(word=0;word<8;word++){if(longest>1){if(parts[word]===0&&word>=zstart&&word{var family=HEAP16[sa>>1];var port=_ntohs(HEAPU16[sa+2>>1]);var addr;switch(family){case 2:if(salen!==16){return{errno:28}}addr=HEAP32[sa+4>>2];addr=inetNtop4(addr);break;case 10:if(salen!==28){return{errno:28}}addr=[HEAP32[sa+8>>2],HEAP32[sa+12>>2],HEAP32[sa+16>>2],HEAP32[sa+20>>2]];addr=inetNtop6(addr);break;default:return{errno:5}}return{family,addr,port}};var getSocketAddress=(addrp,addrlen)=>{var info=readSockaddr(addrp,addrlen);if(info.errno)throw new FS.ErrnoError(info.errno);info.addr=DNS.lookup_addr(info.addr)||info.addr;return info};function ___syscall_bind(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.bind(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var SYSCALLS={DEFAULT_POLLMASK:5,calculateAt(dirfd,path,allowEmpty){if(PATH.isAbs(path)){return path}var dir;if(dirfd===-100){dir=FS.cwd()}else{var dirstream=SYSCALLS.getStreamFromFD(dirfd);dir=dirstream.path}if(path.length==0){if(!allowEmpty){throw new FS.ErrnoError(44)}return dir}return dir+"/"+path},doStat(func,path,buf){var stat=func(path);HEAP32[buf>>2]=stat.dev;HEAP32[buf+4>>2]=stat.mode;HEAPU32[buf+8>>2]=stat.nlink;HEAP32[buf+12>>2]=stat.uid;HEAP32[buf+16>>2]=stat.gid;HEAP32[buf+20>>2]=stat.rdev;tempI64=[stat.size>>>0,(tempDouble=stat.size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+24>>2]=tempI64[0],HEAP32[buf+28>>2]=tempI64[1];HEAP32[buf+32>>2]=4096;HEAP32[buf+36>>2]=stat.blocks;var atime=stat.atime.getTime();var mtime=stat.mtime.getTime();var ctime=stat.ctime.getTime();tempI64=[Math.floor(atime/1e3)>>>0,(tempDouble=Math.floor(atime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+40>>2]=tempI64[0],HEAP32[buf+44>>2]=tempI64[1];HEAPU32[buf+48>>2]=atime%1e3*1e3*1e3;tempI64=[Math.floor(mtime/1e3)>>>0,(tempDouble=Math.floor(mtime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+56>>2]=tempI64[0],HEAP32[buf+60>>2]=tempI64[1];HEAPU32[buf+64>>2]=mtime%1e3*1e3*1e3;tempI64=[Math.floor(ctime/1e3)>>>0,(tempDouble=Math.floor(ctime/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+72>>2]=tempI64[0],HEAP32[buf+76>>2]=tempI64[1];HEAPU32[buf+80>>2]=ctime%1e3*1e3*1e3;tempI64=[stat.ino>>>0,(tempDouble=stat.ino,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+88>>2]=tempI64[0],HEAP32[buf+92>>2]=tempI64[1];return 0},doMsync(addr,stream,len,flags,offset){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}if(flags&2){return 0}var buffer=HEAPU8.slice(addr,addr+len);FS.msync(stream,buffer,offset,len,flags)},getStreamFromFD(fd){var stream=FS.getStreamChecked(fd);return stream},varargs:undefined,getStr(ptr){var ret=UTF8ToString(ptr);return ret}};function ___syscall_chdir(path){try{path=SYSCALLS.getStr(path);FS.chdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_chmod(path,mode){try{path=SYSCALLS.getStr(path);FS.chmod(path,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_connect(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.connect(sock,info.addr,info.port);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup(fd){try{var old=SYSCALLS.getStreamFromFD(fd);return FS.dupStream(old).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_dup3(fd,newfd,flags){try{var old=SYSCALLS.getStreamFromFD(fd);if(old.fd===newfd)return-28;if(newfd<0||newfd>=FS.MAX_OPEN_FDS)return-8;var existing=FS.getStream(newfd);if(existing)FS.close(existing);return FS.dupStream(old,newfd).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_faccessat(dirfd,path,amode,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(amode&~7){return-28}var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;if(!node){return-44}var perms="";if(amode&4)perms+="r";if(amode&2)perms+="w";if(amode&1)perms+="x";if(perms&&FS.nodePermissions(node,perms)){return-2}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var convertI32PairToI53Checked=(lo,hi)=>hi+2097152>>>0<4194305-!!lo?(lo>>>0)+hi*4294967296:NaN;function ___syscall_fallocate(fd,mode,offset_low,offset_high,len_low,len_high){var offset=convertI32PairToI53Checked(offset_low,offset_high);var len=convertI32PairToI53Checked(len_low,len_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);FS.allocate(stream,offset,len);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchmod(fd,mode){try{FS.fchmod(fd,mode);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchown32(fd,owner,group){try{FS.fchown(fd,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fchownat(dirfd,path,owner,group,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;flags=flags&~256;path=SYSCALLS.calculateAt(dirfd,path);(nofollow?FS.lchown:FS.chown)(path,owner,group);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var syscallGetVarargI=()=>{var ret=HEAP32[+SYSCALLS.varargs>>2];SYSCALLS.varargs+=4;return ret};var syscallGetVarargP=syscallGetVarargI;function ___syscall_fcntl64(fd,cmd,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(cmd){case 0:{var arg=syscallGetVarargI();if(arg<0){return-28}while(FS.streams[arg]){arg++}var newStream;newStream=FS.dupStream(stream,arg);return newStream.fd}case 1:case 2:return 0;case 3:return stream.flags;case 4:{var arg=syscallGetVarargI();stream.flags|=arg;return 0}case 12:{var arg=syscallGetVarargP();var offset=0;HEAP16[arg+offset>>1]=2;return 0}case 13:case 14:return 0}return-28}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fdatasync(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_fstat64(fd,buf){try{var stream=SYSCALLS.getStreamFromFD(fd);return SYSCALLS.doStat(FS.stat,stream.path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_ftruncate64(fd,length_low,length_high){var length=convertI32PairToI53Checked(length_low,length_high);try{if(isNaN(length))return 61;FS.ftruncate(fd,length);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var stringToUTF8=(str,outPtr,maxBytesToWrite)=>stringToUTF8Array(str,HEAPU8,outPtr,maxBytesToWrite);Module["stringToUTF8"]=stringToUTF8;function ___syscall_getcwd(buf,size){try{if(size===0)return-28;var cwd=FS.cwd();var cwdLengthInBytes=lengthBytesUTF8(cwd)+1;if(size>>0,(tempDouble=id,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos>>2]=tempI64[0],HEAP32[dirp+pos+4>>2]=tempI64[1];tempI64=[(idx+1)*struct_size>>>0,(tempDouble=(idx+1)*struct_size,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[dirp+pos+8>>2]=tempI64[0],HEAP32[dirp+pos+12>>2]=tempI64[1];HEAP16[dirp+pos+16>>1]=280;HEAP8[dirp+pos+18]=type;stringToUTF8(name,dirp+pos+19,256);pos+=struct_size}FS.llseek(stream,idx*struct_size,0);return pos}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getpeername(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);if(!sock.daddr){return-53}var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.daddr),sock.dport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockname(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.saddr||"0.0.0.0"),sock.sport,addrlen);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_getsockopt(fd,level,optname,optval,optlen,d1){try{var sock=getSocketFromFD(fd);if(level===1){if(optname===4){HEAP32[optval>>2]=sock.error;HEAP32[optlen>>2]=4;sock.error=null;return 0}}return-50}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_ioctl(fd,op,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(op){case 21509:{if(!stream.tty)return-59;return 0}case 21505:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcgets){var termios=stream.tty.ops.ioctl_tcgets(stream);var argp=syscallGetVarargP();HEAP32[argp>>2]=termios.c_iflag||0;HEAP32[argp+4>>2]=termios.c_oflag||0;HEAP32[argp+8>>2]=termios.c_cflag||0;HEAP32[argp+12>>2]=termios.c_lflag||0;for(var i=0;i<32;i++){HEAP8[argp+i+17]=termios.c_cc[i]||0}return 0}return 0}case 21510:case 21511:case 21512:{if(!stream.tty)return-59;return 0}case 21506:case 21507:case 21508:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tcsets){var argp=syscallGetVarargP();var c_iflag=HEAP32[argp>>2];var c_oflag=HEAP32[argp+4>>2];var c_cflag=HEAP32[argp+8>>2];var c_lflag=HEAP32[argp+12>>2];var c_cc=[];for(var i=0;i<32;i++){c_cc.push(HEAP8[argp+i+17])}return stream.tty.ops.ioctl_tcsets(stream.tty,op,{c_iflag,c_oflag,c_cflag,c_lflag,c_cc})}return 0}case 21519:{if(!stream.tty)return-59;var argp=syscallGetVarargP();HEAP32[argp>>2]=0;return 0}case 21520:{if(!stream.tty)return-59;return-28}case 21531:{var argp=syscallGetVarargP();return FS.ioctl(stream,op,argp)}case 21523:{if(!stream.tty)return-59;if(stream.tty.ops.ioctl_tiocgwinsz){var winsize=stream.tty.ops.ioctl_tiocgwinsz(stream.tty);var argp=syscallGetVarargP();HEAP16[argp>>1]=winsize[0];HEAP16[argp+2>>1]=winsize[1]}return 0}case 21524:{if(!stream.tty)return-59;return 0}case 21515:{if(!stream.tty)return-59;return 0}default:return-28}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_listen(fd,backlog){try{var sock=getSocketFromFD(fd);sock.sock_ops.listen(sock,backlog);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_lstat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.lstat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_mkdirat(dirfd,path,mode){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);FS.mkdir(path,mode,0);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_newfstatat(dirfd,path,buf,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;var allowEmpty=flags&4096;flags=flags&~6400;path=SYSCALLS.calculateAt(dirfd,path,allowEmpty);return SYSCALLS.doStat(nofollow?FS.lstat:FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_openat(dirfd,path,flags,varargs){SYSCALLS.varargs=varargs;try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);var mode=varargs?syscallGetVarargI():0;return FS.open(path,flags,mode).fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var PIPEFS={BUCKET_BUFFER_SIZE:8192,mount(mount){return FS.createNode(null,"/",16384|511,0)},createPipe(){var pipe={buckets:[],refcnt:2};pipe.buckets.push({buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:0,roffset:0});var rName=PIPEFS.nextname();var wName=PIPEFS.nextname();var rNode=FS.createNode(PIPEFS.root,rName,4096,0);var wNode=FS.createNode(PIPEFS.root,wName,4096,0);rNode.pipe=pipe;wNode.pipe=pipe;var readableStream=FS.createStream({path:rName,node:rNode,flags:0,seekable:false,stream_ops:PIPEFS.stream_ops});rNode.stream=readableStream;var writableStream=FS.createStream({path:wName,node:wNode,flags:1,seekable:false,stream_ops:PIPEFS.stream_ops});wNode.stream=writableStream;return{readable_fd:readableStream.fd,writable_fd:writableStream.fd}},stream_ops:{poll(stream){var pipe=stream.node.pipe;if((stream.flags&2097155)===1){return 256|4}if(pipe.buckets.length>0){for(var i=0;i0){return 64|1}}}return 0},ioctl(stream,request,varargs){return 28},fsync(stream){return 28},read(stream,buffer,offset,length,position){var pipe=stream.node.pipe;var currentLength=0;for(var i=0;i=dataLen){currBucket.buffer.set(data,currBucket.offset);currBucket.offset+=dataLen;return dataLen}else if(freeBytesInCurrBuffer>0){currBucket.buffer.set(data.subarray(0,freeBytesInCurrBuffer),currBucket.offset);currBucket.offset+=freeBytesInCurrBuffer;data=data.subarray(freeBytesInCurrBuffer,data.byteLength)}var numBuckets=data.byteLength/PIPEFS.BUCKET_BUFFER_SIZE|0;var remElements=data.byteLength%PIPEFS.BUCKET_BUFFER_SIZE;for(var i=0;i0){var newBucket={buffer:new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE),offset:data.byteLength,roffset:0};pipe.buckets.push(newBucket);newBucket.buffer.set(data)}return dataLen},close(stream){var pipe=stream.node.pipe;pipe.refcnt--;if(pipe.refcnt===0){pipe.buckets=null}}},nextname(){if(!PIPEFS.nextname.current){PIPEFS.nextname.current=0}return"pipe["+PIPEFS.nextname.current+++"]"}};function ___syscall_pipe(fdPtr){try{if(fdPtr==0){throw new FS.ErrnoError(21)}var res=PIPEFS.createPipe();HEAP32[fdPtr>>2]=res.readable_fd;HEAP32[fdPtr+4>>2]=res.writable_fd;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_poll(fds,nfds,timeout){try{var nonzero=0;for(var i=0;i>2];var events=HEAP16[pollfd+4>>1];var mask=32;var stream=FS.getStream(fd);if(stream){mask=SYSCALLS.DEFAULT_POLLMASK;if (stream.stream_ops?.poll){mask=stream.stream_ops.poll(stream,-1)}}mask&=events|8|16;if(mask)nonzero++;HEAP16[pollfd+6>>1]=mask}return nonzero}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_readlinkat(dirfd,path,buf,bufsize){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(bufsize<=0)return-28;var ret=FS.readlink(path);var len=Math.min(bufsize,lengthBytesUTF8(ret));var endChar=HEAP8[buf+len];stringToUTF8(ret,buf,bufsize+1);HEAP8[buf+len]=endChar;return len}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_recvfrom(fd,buf,len,flags,addr,addrlen){try{var sock=getSocketFromFD(fd);var msg=sock.sock_ops.recvmsg(sock, len, typeof flags !== "undefined" ? flags : 0);if(!msg)return 0;if(addr){var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(msg.addr),msg.port,addrlen)}HEAPU8.set(msg.buffer,buf);return msg.buffer.byteLength}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_renameat(olddirfd,oldpath,newdirfd,newpath){try{oldpath=SYSCALLS.getStr(oldpath);newpath=SYSCALLS.getStr(newpath);oldpath=SYSCALLS.calculateAt(olddirfd,oldpath);newpath=SYSCALLS.calculateAt(newdirfd,newpath);FS.rename(oldpath,newpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_rmdir(path){try{path=SYSCALLS.getStr(path);FS.rmdir(path);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_sendto(fd,message,length,flags,addr,addr_len){try{var sock=getSocketFromFD(fd);if(!addr){return FS.write(sock.stream,HEAP8,message,length)}var dest=getSocketAddress(addr,addr_len);return sock.sock_ops.sendmsg(sock,HEAP8,message,length,dest.addr,dest.port)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_socket(domain,type,protocol){try{var sock=SOCKFS.createSocket(domain,type,protocol);return sock.stream.fd}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_stat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_statfs64(path,size,buf){try{var stats=FS.statfs(SYSCALLS.getStr(path));HEAP32[buf+4>>2]=stats.bsize;HEAP32[buf+40>>2]=stats.bsize;HEAP32[buf+8>>2]=stats.blocks;HEAP32[buf+12>>2]=stats.bfree;HEAP32[buf+16>>2]=stats.bavail;HEAP32[buf+20>>2]=stats.files;HEAP32[buf+24>>2]=stats.ffree;HEAP32[buf+28>>2]=stats.fsid;HEAP32[buf+44>>2]=stats.flags;HEAP32[buf+36>>2]=stats.namelen;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_symlinkat(target,dirfd,linkpath){try{target=SYSCALLS.getStr(target);linkpath=SYSCALLS.getStr(linkpath);linkpath=SYSCALLS.calculateAt(dirfd,linkpath);FS.symlink(target,linkpath);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function ___syscall_unlinkat(dirfd,path,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(flags===0){FS.unlink(path)}else if(flags===512){FS.rmdir(path)}else{abort("Invalid flags passed to unlinkat")}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var readI53FromI64=ptr=>HEAPU32[ptr>>2]+HEAP32[ptr+4>>2]*4294967296;function ___syscall_utimensat(dirfd,path,times,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path,true);var now=Date.now(),atime,mtime;if(!times){atime=now;mtime=now}else{var seconds=readI53FromI64(times);var nanoseconds=HEAP32[times+8>>2];if(nanoseconds==1073741823){atime=now}else if(nanoseconds==1073741822){atime=null}else{atime=seconds*1e3+nanoseconds/(1e3*1e3)}times+=16;seconds=readI53FromI64(times);nanoseconds=HEAP32[times+8>>2];if(nanoseconds==1073741823){mtime=now}else if(nanoseconds==1073741822){mtime=null}else{mtime=seconds*1e3+nanoseconds/(1e3*1e3)}}if((mtime??atime)!==null){FS.utime(path,atime,mtime)}return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var __abort_js=()=>abort("");var __emscripten_lookup_name=name=>{var nameString=UTF8ToString(name);return inetPton4(DNS.lookup_name(nameString))};var __emscripten_memcpy_js=(dest,src,num)=>HEAPU8.copyWithin(dest,src,src+num);var runtimeKeepaliveCounter=0;var __emscripten_runtime_keepalive_clear=()=>{noExitRuntime=false;runtimeKeepaliveCounter=0};function __gmtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getUTCSeconds();HEAP32[tmPtr+4>>2]=date.getUTCMinutes();HEAP32[tmPtr+8>>2]=date.getUTCHours();HEAP32[tmPtr+12>>2]=date.getUTCDate();HEAP32[tmPtr+16>>2]=date.getUTCMonth();HEAP32[tmPtr+20>>2]=date.getUTCFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getUTCDay();var start=Date.UTC(date.getUTCFullYear(),0,1,0,0,0,0);var yday=(date.getTime()-start)/(1e3*60*60*24)|0;HEAP32[tmPtr+28>>2]=yday}var isLeapYear=year=>year%4===0&&(year%100!==0||year%400===0);var MONTH_DAYS_LEAP_CUMULATIVE=[0,31,60,91,121,152,182,213,244,274,305,335];var MONTH_DAYS_REGULAR_CUMULATIVE=[0,31,59,90,120,151,181,212,243,273,304,334];var ydayFromDate=date=>{var leap=isLeapYear(date.getFullYear());var monthDaysCumulative=leap?MONTH_DAYS_LEAP_CUMULATIVE:MONTH_DAYS_REGULAR_CUMULATIVE;var yday=monthDaysCumulative[date.getMonth()]+date.getDate()-1;return yday};function __localtime_js(time_low,time_high,tmPtr){var time=convertI32PairToI53Checked(time_low,time_high);var date=new Date(time*1e3);HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr+36>>2]=-(date.getTimezoneOffset()*60);var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dst=(summerOffset!=winterOffset&&date.getTimezoneOffset()==Math.min(winterOffset,summerOffset))|0;HEAP32[tmPtr+32>>2]=dst}var setTempRet0=val=>__emscripten_tempret_set(val);var __mktime_js=function(tmPtr){var ret=(()=>{var date=new Date(HEAP32[tmPtr+20>>2]+1900,HEAP32[tmPtr+16>>2],HEAP32[tmPtr+12>>2],HEAP32[tmPtr+8>>2],HEAP32[tmPtr+4>>2],HEAP32[tmPtr>>2],0);var dst=HEAP32[tmPtr+32>>2];var guessedOffset=date.getTimezoneOffset();var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dstOffset=Math.min(winterOffset,summerOffset);if(dst<0){HEAP32[tmPtr+32>>2]=Number(summerOffset!=winterOffset&&dstOffset==guessedOffset)}else if(dst>0!=(dstOffset==guessedOffset)){var nonDstOffset=Math.max(winterOffset,summerOffset);var trueOffset=dst>0?dstOffset:nonDstOffset;date.setTime(date.getTime()+(trueOffset-guessedOffset)*6e4)}HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getYear();var timeMs=date.getTime();if(isNaN(timeMs)){return-1}return timeMs/1e3})();return setTempRet0((tempDouble=ret,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)),ret>>>0};function __mmap_js(len,prot,flags,fd,offset_low,offset_high,allocated,addr){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);var res=FS.mmap(stream,len,offset,prot,flags);var ptr=res.ptr;HEAP32[allocated>>2]=res.allocated;HEAPU32[addr>>2]=ptr;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}function __munmap_js(addr,len,prot,flags,fd,offset_low,offset_high){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{var stream=SYSCALLS.getStreamFromFD(fd);if(prot&2){SYSCALLS.doMsync(addr,stream,len,flags,offset)}}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return-e.errno}}var timers={};var handleException=e=>{if(e instanceof ExitStatus||e=="unwind"){return EXITSTATUS}quit_(1,e)};var keepRuntimeAlive=()=>noExitRuntime||runtimeKeepaliveCounter>0;var _proc_exit=code=>{EXITSTATUS=code;if(!keepRuntimeAlive()){Module["onExit"]?.(code);ABORT=true}quit_(code,new ExitStatus(code))};var exitJS=(status,implicit)=>{EXITSTATUS=status;if(!keepRuntimeAlive()){exitRuntime()}_proc_exit(status)};var _exit=exitJS;Module["_exit"]=_exit;var maybeExit=()=>{if(runtimeExited){return}if(!keepRuntimeAlive()){try{_exit(EXITSTATUS)}catch(e){handleException(e)}}};var callUserCallback=func=>{if(runtimeExited||ABORT){return}try{func();maybeExit()}catch(e){handleException(e)}};var _emscripten_get_now=()=>performance.now();var __setitimer_js=(which,timeout_ms)=>{if(timers[which]){clearTimeout(timers[which].id);delete timers[which]}if(!timeout_ms)return 0;var id=setTimeout(()=>{delete timers[which];callUserCallback(()=>__emscripten_timeout(which,_emscripten_get_now()))},timeout_ms);timers[which]={id,timeout_ms};return 0};var __tzset_js=(timezone,daylight,std_name,dst_name)=>{var currentYear=(new Date).getFullYear();var winter=new Date(currentYear,0,1);var summer=new Date(currentYear,6,1);var winterOffset=winter.getTimezoneOffset();var summerOffset=summer.getTimezoneOffset();var stdTimezoneOffset=Math.max(winterOffset,summerOffset);HEAPU32[timezone>>2]=stdTimezoneOffset*60;HEAP32[daylight>>2]=Number(winterOffset!=summerOffset);var extractZone=timezoneOffset=>{var sign=timezoneOffset>=0?"-":"+";var absOffset=Math.abs(timezoneOffset);var hours=String(Math.floor(absOffset/60)).padStart(2,"0");var minutes=String(absOffset%60).padStart(2,"0");return`UTC${sign}${hours}${minutes}`};var winterName=extractZone(winterOffset);var summerName=extractZone(summerOffset);if(summerOffsetDate.now();var nowIsMonotonic=1;var checkWasiClock=clock_id=>clock_id>=0&&clock_id<=3;function _clock_time_get(clk_id,ignored_precision_low,ignored_precision_high,ptime){var ignored_precision=convertI32PairToI53Checked(ignored_precision_low,ignored_precision_high);if(!checkWasiClock(clk_id)){return 28}var now;if(clk_id===0){now=_emscripten_date_now()}else if(nowIsMonotonic){now=_emscripten_get_now()}else{return 52}var nsec=Math.round(now*1e3*1e3);tempI64=[nsec>>>0,(tempDouble=nsec,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[ptime>>2]=tempI64[0],HEAP32[ptime+4>>2]=tempI64[1];return 0}var getHeapMax=()=>2147483648;var _emscripten_get_heap_max=()=>getHeapMax();var growMemory=size=>{var b=wasmMemory.buffer;var pages=(size-b.byteLength+65535)/65536|0;try{wasmMemory.grow(pages);updateMemoryViews();return 1}catch(e){}};var _emscripten_resize_heap=requestedSize=>{var oldSize=HEAPU8.length;requestedSize>>>=0;var maxHeapSize=getHeapMax();if(requestedSize>maxHeapSize){return false}for(var cutDown=1;cutDown<=4;cutDown*=2){var overGrownHeapSize=oldSize*(1+.2/cutDown);overGrownHeapSize=Math.min(overGrownHeapSize,requestedSize+100663296);var newSize=Math.min(maxHeapSize,alignMemory(Math.max(requestedSize,overGrownHeapSize),65536));var replacement=growMemory(newSize);if(replacement){return true}}return false};var runtimeKeepalivePush=()=>{runtimeKeepaliveCounter+=1};var runtimeKeepalivePop=()=>{runtimeKeepaliveCounter-=1};var safeSetTimeout=(func,timeout)=>{runtimeKeepalivePush();return setTimeout(()=>{runtimeKeepalivePop();callUserCallback(func)},timeout)};var _emscripten_sleep=ms=>Asyncify.handleSleep(wakeUp=>safeSetTimeout(wakeUp,ms));Module["_emscripten_sleep"]=_emscripten_sleep;_emscripten_sleep.isAsync=true;var ENV = PHPLoader.ENV || {};var getExecutableName=()=>thisProgram||"./this.program";var getEnvStrings=()=>{if(!getEnvStrings.strings){var lang=(typeof navigator=="object"&&navigator.languages&&navigator.languages[0]||"C").replace("-","_")+".UTF-8";var env={USER:"web_user",LOGNAME:"web_user",PATH:"/",PWD:"/",HOME:"/home/web_user",LANG:lang,_:getExecutableName()};for(var x in ENV){if(ENV[x]===undefined)delete env[x];else env[x]=ENV[x]}var strings=[];for(var x in env){strings.push(`${x}=${env[x]}`)}getEnvStrings.strings=strings}return getEnvStrings.strings};var stringToAscii=(str,buffer)=>{for(var i=0;i{var bufSize=0;getEnvStrings().forEach((string,i)=>{var ptr=environ_buf+bufSize;HEAPU32[__environ+i*4>>2]=ptr;stringToAscii(string,ptr);bufSize+=string.length+1});return 0};var _environ_sizes_get=(penviron_count,penviron_buf_size)=>{var strings=getEnvStrings();HEAPU32[penviron_count>>2]=strings.length;var bufSize=0;strings.forEach(string=>bufSize+=string.length+1);HEAPU32[penviron_buf_size>>2]=bufSize;return 0};function _fd_close(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);FS.close(stream);return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_fdstat_get(fd,pbuf){try{var rightsBase=0;var rightsInheriting=0;var flags=0;{var stream=SYSCALLS.getStreamFromFD(fd);var type=stream.tty?2:FS.isDir(stream.mode)?3:FS.isLink(stream.mode)?7:4}HEAP8[pbuf]=type;HEAP16[pbuf+2>>1]=flags;tempI64=[rightsBase>>>0,(tempDouble=rightsBase,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+8>>2]=tempI64[0],HEAP32[pbuf+12>>2]=tempI64[1];tempI64=[rightsInheriting>>>0,(tempDouble=rightsInheriting,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[pbuf+16>>2]=tempI64[0],HEAP32[pbuf+20>>2]=tempI64[1];return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var doReadv=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.read(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(curr>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}function _fd_seek(fd,offset_low,offset_high,whence,newOffset){var offset=convertI32PairToI53Checked(offset_low,offset_high);try{if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);FS.llseek(stream,offset,whence);tempI64=[stream.position>>>0,(tempDouble=stream.position,+Math.abs(tempDouble)>=1?tempDouble>0?+Math.floor(tempDouble/4294967296)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[newOffset>>2]=tempI64[0],HEAP32[newOffset+4>>2]=tempI64[1];if(stream.getdents&&offset===0&&whence===0)stream.getdents=null;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var _fd_sync=function(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);return Asyncify.handleSleep(wakeUp=>{var mount=stream.node.mount;if(!mount.type.syncfs){wakeUp(0);return}mount.type.syncfs(mount,false,err=>{if(err){wakeUp(29);return}wakeUp(0)})})}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}};_fd_sync.isAsync=true;var doWritev=(stream,iov,iovcnt,offset)=>{var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.write(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(curr>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e.name==="ErrnoError"))throw e;return e.errno}}var _getaddrinfo=(node,service,hint,out)=>{var addr=0;var port=0;var flags=0;var family=0;var type=0;var proto=0;var ai;function allocaddrinfo(family,type,proto,canon,addr,port){var sa,salen,ai;var errno;salen=family===10?28:16;addr=family===10?inetNtop6(addr):inetNtop4(addr);sa=_malloc(salen);errno=writeSockaddr(sa,family,addr,port);assert(!errno);ai=_malloc(32);HEAP32[ai+4>>2]=family;HEAP32[ai+8>>2]=type;HEAP32[ai+12>>2]=proto;HEAPU32[ai+24>>2]=canon;HEAPU32[ai+20>>2]=sa;if(family===10){HEAP32[ai+16>>2]=28}else{HEAP32[ai+16>>2]=16}HEAP32[ai+28>>2]=0;return ai}if(hint){flags=HEAP32[hint>>2];family=HEAP32[hint+4>>2];type=HEAP32[hint+8>>2];proto=HEAP32[hint+12>>2]}if(type&&!proto){proto=type===2?17:6}if(!type&&proto){type=proto===17?2:1}if(proto===0){proto=6}if(type===0){type=1}if(!node&&!service){return-2}if(flags&~(1|2|4|1024|8|16|32)){return-1}if(hint!==0&&HEAP32[hint>>2]&2&&!node){return-1}if(flags&32){return-2}if(type!==0&&type!==1&&type!==2){return-7}if(family!==0&&family!==2&&family!==10){return-6}if(service){service=UTF8ToString(service);port=parseInt(service,10);if(isNaN(port)){if(flags&1024){return-2}return-8}}if(!node){if(family===0){family=2}if((flags&1)===0){if(family===2){addr=_htonl(2130706433)}else{addr=[0,0,0,_htonl(1)]}}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0}node=UTF8ToString(node);addr=inetPton4(node);if(addr!==null){if(family===0||family===2){family=2}else if(family===10&&flags&8){addr=[0,0,_htonl(65535),addr];family=10}else{return-2}}else{addr=inetPton6(node);if(addr!==null){if(family===0||family===10){family=10}else{return-2}}}if(addr!=null){ai=allocaddrinfo(family,type,proto,node,addr,port);HEAPU32[out>>2]=ai;return 0}if(flags&4){return-2}node=DNS.lookup_name(node);addr=inetPton4(node);if(family===0){family=2}else if(family===10){addr=[0,0,_htonl(65535),addr]}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0};function _getcontext(){abort("missing function: getcontext")}_getcontext.stub=true;function _getdtablesize(){abort("missing function: getdtablesize")}_getdtablesize.stub=true;var _getnameinfo=(sa,salen,node,nodelen,serv,servlen,flags)=>{var info=readSockaddr(sa,salen);if(info.errno){return-6}var port=info.port;var addr=info.addr;var overflowed=false;if(node&&nodelen){var lookup;if(flags&1||!(lookup=DNS.lookup_addr(addr))){if(flags&8){return-2}}else{addr=lookup}var numBytesWrittenExclNull=stringToUTF8(addr,node,nodelen);if(numBytesWrittenExclNull+1>=nodelen){overflowed=true}}if(serv&&servlen){port=""+port;var numBytesWrittenExclNull=stringToUTF8(port,serv,servlen);if(numBytesWrittenExclNull+1>=servlen){overflowed=true}}if(overflowed){return-12}return 0};var Protocols={list:[],map:{}};var _setprotoent=stayopen=>{function allocprotoent(name,proto,aliases){var nameBuf=_malloc(name.length+1);stringToAscii(name,nameBuf);var j=0;var length=aliases.length;var aliasListBuf=_malloc((length+1)*4);for(var i=0;i>2]=aliasBuf}HEAPU32[aliasListBuf+j>>2]=0;var pe=_malloc(12);HEAPU32[pe>>2]=nameBuf;HEAPU32[pe+4>>2]=aliasListBuf;HEAP32[pe+8>>2]=proto;return pe}var list=Protocols.list;var map=Protocols.map;if(list.length===0){var entry=allocprotoent("tcp",6,["TCP"]);list.push(entry);map["tcp"]=map["6"]=entry;entry=allocprotoent("udp",17,["UDP"]);list.push(entry);map["udp"]=map["17"]=entry}_setprotoent.index=0};var _getprotobyname=name=>{name=UTF8ToString(name);_setprotoent(true);var result=Protocols.map[name];return result};var _getprotobynumber=number=>{_setprotoent(true);var result=Protocols.map[number];return result};var stackAlloc=sz=>__emscripten_stack_alloc(sz);var stringToUTF8OnStack=str=>{var size=lengthBytesUTF8(str)+1;var ret=stackAlloc(size);stringToUTF8(str,ret,size);return ret};var allocateUTF8OnStack=stringToUTF8OnStack;var PHPWASM={init:function(){FS.mkdir("/internal");FS.mkdir("/internal/shared");FS.mkdir("/internal/shared/preload");PHPWASM.EventEmitter=ENVIRONMENT_IS_NODE?require("events").EventEmitter:class EventEmitter{constructor(){this.listeners={}}emit(eventName,data){if(this.listeners[eventName]){this.listeners[eventName].forEach(callback=>{callback(data)})}}once(eventName,callback){const self=this;function removedCallback(){callback(...arguments);self.removeListener(eventName,removedCallback)}this.on(eventName,removedCallback)}removeAllListeners(eventName){if(eventName){delete this.listeners[eventName]}else{this.listeners={}}}removeListener(eventName,callback){if(this.listeners[eventName]){const idx=this.listeners[eventName].indexOf(callback);if(idx!==-1){this.listeners[eventName].splice(idx,1)}}}};PHPWASM.child_proc_by_fd={};PHPWASM.child_proc_by_pid={};PHPWASM.input_devices={}},getAllWebSockets:function(sock){const webSockets=new Set;if(sock.server){sock.server.clients.forEach(ws=>{webSockets.add(ws)})}for(const peer of PHPWASM.getAllPeers(sock)){webSockets.add(peer.socket)}return Array.from(webSockets)},getAllPeers:function(sock){const peers=new Set;if(sock.server){sock.pending.filter(pending=>pending.peers).forEach(pending=>{for(const peer of Object.values(pending.peers)){peers.add(peer)}})}if(sock.peers){for(const peer of Object.values(sock.peers)){peers.add(peer)}}return Array.from(peers)},awaitData:function(ws){return PHPWASM.awaitEvent(ws,"message")},awaitConnection:function(ws){if(ws.OPEN===ws.readyState){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"open")},awaitClose:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"close")},awaitError:function(ws){if([ws.CLOSING,ws.CLOSED].includes(ws.readyState)){return[Promise.resolve(),PHPWASM.noop]}return PHPWASM.awaitEvent(ws,"error")},awaitEvent:function(ws,event){let resolve;const listener=()=>{resolve()};const promise=new Promise(function(_resolve){resolve=_resolve;ws.once(event,listener)});const cancel=()=>{ws.removeListener(event,listener);setTimeout(resolve)};return[promise,cancel]},noop:function(){},spawnProcess:function(command,args,options){if(Module["spawnProcess"]){const spawnedPromise=Module["spawnProcess"](command,args,options);return Promise.resolve(spawnedPromise).then(function(spawned){if(!spawned||!spawned.on){throw new Error("spawnProcess() must return an EventEmitter but returned a different type.")}return spawned})}if(ENVIRONMENT_IS_NODE){return require("child_process").spawn(command,args,{...options,shell:true,stdio:["pipe","pipe","pipe"],timeout:100})}const e=new Error("popen(), proc_open() etc. are unsupported in the browser. Call php.setSpawnHandler() "+"and provide a callback to handle spawning processes, or disable a popen(), proc_open() "+"and similar functions via php.ini.");e.code="SPAWN_UNSUPPORTED";throw e},shutdownSocket:function(socketd,how){const sock=getSocketFromFD(socketd);const peer=Object.values(sock.peers)[0];if(!peer){return-1}try{peer.socket.close();SOCKFS.websocket_sock_ops.removePeer(sock,peer);return 0}catch(e){console.log("Socket shutdown error",e);return-1}}};function _js_create_input_device(deviceId){let dataBuffer=[];let dataCallback;const filename="proc_id_"+deviceId;const device=FS.createDevice("/dev",filename,function(){},function(byte){try{dataBuffer.push(byte);if(dataCallback){dataCallback(new Uint8Array(dataBuffer));dataBuffer=[]}}catch(e){console.error(e);throw e}});const devicePath="/dev/"+filename;PHPWASM.input_devices[deviceId]={devicePath,onData:function(cb){dataCallback=cb;dataBuffer.forEach(function(data){cb(data)});dataBuffer.length=0}};return allocateUTF8OnStack(devicePath)}function _js_open_process(command,argsPtr,argsLength,descriptorsPtr,descriptorsLength,cwdPtr,cwdLength,envPtr,envLength){if(!command){return 1}const cmdstr=UTF8ToString(command);if(!cmdstr.length){return 0}let argsArray=[];if(argsLength){for(var i=0;i>2]))}}const cwdstr=cwdPtr?UTF8ToString(cwdPtr):null;let envObject=null;if(envLength){envObject={};for(var i=0;i>2]);const splitAt=envEntry.indexOf("=");if(splitAt===-1){continue}const key=envEntry.substring(0,splitAt);const value=envEntry.substring(splitAt+1);envObject[key]=value}}var std={};for(var i=0;i>2];std[HEAPU32[descriptorPtr>>2]]={child:HEAPU32[descriptorPtr+4>>2],parent:HEAPU32[descriptorPtr+8>>2]}}return Asyncify.handleSleep(async wakeUp=>{let cp;try{const options={};if(cwdstr!==null){options.cwd=cwdstr}if(envObject!==null){options.env=envObject}cp=PHPWASM.spawnProcess(cmdstr,argsArray,options);if(cp instanceof Promise){cp=await cp}}catch(e){if(e.code==="SPAWN_UNSUPPORTED"){wakeUp(1);return}console.error(e);wakeUp(1);throw e}const ProcInfo={pid:cp.pid,exited:false,stdinFd:std[0]?.child,stdinIsDevice:std[0]?.child in PHPWASM.input_devices,stdoutChildFd:std[1]?.child,stdoutParentFd:std[1]?.parent,stderrChildFd:std[2]?.child,stderrParentFd:std[2]?.parent,stdout:new PHPWASM.EventEmitter,stderr:new PHPWASM.EventEmitter};if(ProcInfo.stdoutChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutChildFd]=ProcInfo;if(ProcInfo.stderrChildFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrChildFd]=ProcInfo;if(ProcInfo.stdoutParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stdoutParentFd]=ProcInfo;if(ProcInfo.stderrParentFd)PHPWASM.child_proc_by_fd[ProcInfo.stderrParentFd]=ProcInfo;PHPWASM.child_proc_by_pid[ProcInfo.pid]=ProcInfo;cp.on("exit",function(code){ProcInfo.exitCode=code;ProcInfo.exited=true;ProcInfo.stdout.emit("data");ProcInfo.stderr.emit("data")});if(ProcInfo.stdoutChildFd){const stdoutStream=SYSCALLS.getStreamFromFD(ProcInfo.stdoutChildFd);let stdoutAt=0;cp.stdout.on("data",function(data){ProcInfo.stdout.emit("data",data);stdoutStream.stream_ops.write(stdoutStream,data,0,data.length,stdoutAt);stdoutAt+=data.length})}if(ProcInfo.stderrChildFd){const stderrStream=SYSCALLS.getStreamFromFD(ProcInfo.stderrChildFd);let stderrAt=0;cp.stderr.on("data",function(data){ProcInfo.stderr.emit("data",data);stderrStream.stream_ops.write(stderrStream,data,0,data.length,stderrAt);stderrAt+=data.length})}try{await new Promise((resolve,reject)=>{cp.on("spawn",resolve);cp.on("error",reject)})}catch(e){console.error(e);wakeUp(1);return}if(ProcInfo.stdinIsDevice){PHPWASM.input_devices[ProcInfo.stdinFd].onData(function(data){if(!data)return;if(typeof data==="number"){data=new Uint8Array([data])}const dataStr=new TextDecoder("utf-8").decode(data);cp.stdin.write(dataStr)});wakeUp(ProcInfo.pid);return}if(ProcInfo.stdinFd){const stdinStream=SYSCALLS.getStreamFromFD(ProcInfo.stdinFd);if(stdinStream.node){const CHUNK_SIZE=1024;const buffer=new Uint8Array(CHUNK_SIZE);let offset=0;while(true){const bytesRead=stdinStream.stream_ops.read(stdinStream,buffer,0,CHUNK_SIZE,offset);if(bytesRead===null||bytesRead===0){break}try{cp.stdin.write(buffer.subarray(0,bytesRead))}catch(e){console.error(e);return 1}if(bytesRead>2]=PHPWASM.child_proc_by_pid[pid].exitCode;return 1}return 0}function _js_waitpid(pid,exitCodePtr){if(!PHPWASM.child_proc_by_pid[pid]){return-1}return Asyncify.handleSleep(wakeUp=>{const poll=function(){if(PHPWASM.child_proc_by_pid[pid]?.exited){HEAPU32[exitCodePtr>>2]=PHPWASM.child_proc_by_pid[pid].exitCode;wakeUp(pid)}else{setTimeout(poll,50)}};poll()})}function _makecontext(){abort("missing function: makecontext")}_makecontext.stub=true;var arraySum=(array,index)=>{var sum=0;for(var i=0;i<=index;sum+=array[i++]){}return sum};var MONTH_DAYS_LEAP=[31,29,31,30,31,30,31,31,30,31,30,31];var MONTH_DAYS_REGULAR=[31,28,31,30,31,30,31,31,30,31,30,31];var addDays=(date,days)=>{var newDate=new Date(date.getTime());while(days>0){var leap=isLeapYear(newDate.getFullYear());var currentMonth=newDate.getMonth();var daysInCurrentMonth=(leap?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR)[currentMonth];if(days>daysInCurrentMonth-newDate.getDate()){days-=daysInCurrentMonth-newDate.getDate()+1;newDate.setDate(1);if(currentMonth<11){newDate.setMonth(currentMonth+1)}else{newDate.setMonth(0);newDate.setFullYear(newDate.getFullYear()+1)}}else{newDate.setDate(newDate.getDate()+days);return newDate}}return newDate};var _strptime=(buf,format,tm)=>{var pattern=UTF8ToString(format);var SPECIAL_CHARS="\\!@#$^&*()+=-[]/{}|:<>?,.";for(var i=0,ii=SPECIAL_CHARS.length;iEQUIVALENT_MATCHERS[c]||m).replace(/%(.)/g,(_,c)=>{let pat=DATE_PATTERNS[c];if(pat){capture.push(c);return`(${pat})`}else{return c}}).replace(/\s+/g,"\\s*");var matches=new RegExp("^"+pattern_out,"i").exec(UTF8ToString(buf));function initDate(){function fixup(value,min,max){return typeof value!="number"||isNaN(value)?min:value>=min?value<=max?value:max:min}return{year:fixup(HEAP32[tm+20>>2]+1900,1970,9999),month:fixup(HEAP32[tm+16>>2],0,11),day:fixup(HEAP32[tm+12>>2],1,31),hour:fixup(HEAP32[tm+8>>2],0,23),min:fixup(HEAP32[tm+4>>2],0,59),sec:fixup(HEAP32[tm>>2],0,59),gmtoff:0}}if(matches){var date=initDate();var value;var getMatch=symbol=>{var pos=capture.indexOf(symbol);if(pos>=0){return matches[pos+1]}return};if(value=getMatch("S")){date.sec=jstoi_q(value)}if(value=getMatch("M")){date.min=jstoi_q(value)}if(value=getMatch("H")){date.hour=jstoi_q(value)}else if(value=getMatch("I")){var hour=jstoi_q(value);if(value=getMatch("p")){hour+=value.toUpperCase()[0]==="P"?12:0}date.hour=hour}if(value=getMatch("Y")){date.year=jstoi_q(value)}else if(value=getMatch("y")){var year=jstoi_q(value);if(value=getMatch("C")){year+=jstoi_q(value)*100}else{year+=year<69?2e3:1900}date.year=year}if(value=getMatch("m")){date.month=jstoi_q(value)-1}else if(value=getMatch("b")){date.month=MONTH_NUMBERS[value.substring(0,3).toUpperCase()]||0}if(value=getMatch("d")){date.day=jstoi_q(value)}else if(value=getMatch("j")){var day=jstoi_q(value);var leapYear=isLeapYear(date.year);for(var month=0;month<12;++month){var daysUntilMonth=arraySum(leapYear?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,month-1);if(day<=daysUntilMonth+(leapYear?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR)[month]){date.day=day-daysUntilMonth}}}else if(value=getMatch("a")){var weekDay=value.substring(0,3).toUpperCase();if(value=getMatch("U")){var weekDayNumber=DAY_NUMBERS_SUN_FIRST[weekDay];var weekNumber=jstoi_q(value);var janFirst=new Date(date.year,0,1);var endDate;if(janFirst.getDay()===0){endDate=addDays(janFirst,weekDayNumber+7*(weekNumber-1))}else{endDate=addDays(janFirst,7-janFirst.getDay()+weekDayNumber+7*(weekNumber-1))}date.day=endDate.getDate();date.month=endDate.getMonth()}else if(value=getMatch("W")){var weekDayNumber=DAY_NUMBERS_MON_FIRST[weekDay];var weekNumber=jstoi_q(value);var janFirst=new Date(date.year,0,1);var endDate;if(janFirst.getDay()===1){endDate=addDays(janFirst,weekDayNumber+7*(weekNumber-1))}else{endDate=addDays(janFirst,7-janFirst.getDay()+1+weekDayNumber+7*(weekNumber-1))}date.day=endDate.getDate();date.month=endDate.getMonth()}}if(value=getMatch("z")){if(value.toLowerCase()==="z"){date.gmtoff=0}else{var match=value.match(/^((?:\-|\+)\d\d):?(\d\d)?/);date.gmtoff=match[1]*3600;if(match[2]){date.gmtoff+=date.gmtoff>0?match[2]*60:-match[2]*60}}}var fullDate=new Date(date.year,date.month,date.day,date.hour,date.min,date.sec,0);HEAP32[tm>>2]=fullDate.getSeconds();HEAP32[tm+4>>2]=fullDate.getMinutes();HEAP32[tm+8>>2]=fullDate.getHours();HEAP32[tm+12>>2]=fullDate.getDate();HEAP32[tm+16>>2]=fullDate.getMonth();HEAP32[tm+20>>2]=fullDate.getFullYear()-1900;HEAP32[tm+24>>2]=fullDate.getDay();HEAP32[tm+28>>2]=arraySum(isLeapYear(fullDate.getFullYear())?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,fullDate.getMonth()-1)+fullDate.getDate()-1;HEAP32[tm+32>>2]=0;HEAP32[tm+36>>2]=date.gmtoff;return buf+intArrayFromString(matches[0]).length-1}return 0};function _swapcontext(){abort("missing function: swapcontext")}_swapcontext.stub=true;function _wasm_setsockopt(socketd,level,optionName,optionValuePtr,optionLen){const optionValue=HEAPU8[optionValuePtr];const SOL_SOCKET=1;const SO_KEEPALIVE=9;const IPPROTO_TCP=6;const TCP_NODELAY=1;const isSupported=level===SOL_SOCKET&&optionName===SO_KEEPALIVE||level===IPPROTO_TCP&&optionName===TCP_NODELAY;if(!isSupported){console.warn(`Unsupported socket option: ${level}, ${optionName}, ${optionValue}`);return-1}const ws=PHPWASM.getAllWebSockets(socketd)[0];if(!ws){return-1}ws.setSocketOpt(level,optionName,optionValuePtr);return 0}var Asyncify={instrumentWasmImports(imports){var importPattern=/^(js_open_process|js_waitpid|js_process_status|js_create_input_device|wasm_setsockopt|wasm_shutdown|wasm_close|invoke_.*|__asyncjs__.*)$/;for(let[x,original]of Object.entries(imports)){if(typeof original=="function"){let isAsyncifyImport=original.isAsync||importPattern.test(x);if(isAsyncifyImport){imports[x]=original=new WebAssembly.Suspending(original)}}}},instrumentWasmExports(exports){var exportPattern=/^(wasm_sleep|wasm_read|emscripten_sleep|wasm_sapi_handle_request|wasm_sapi_request_shutdown|wasm_poll_socket|wrap_select|__wrap_select|select|php_pollfd_for|fflush|wasm_popen|wasm_read|wasm_php_exec|run_cli|main|__main_argc_argv)$/;Asyncify.asyncExports=new Set;var ret={};for(let[x,original]of Object.entries(exports)){if(typeof original=="function"){let isAsyncifyExport=exportPattern.test(x);if(isAsyncifyExport){Asyncify.asyncExports.add(original);original=Asyncify.makeAsyncFunction(original)}ret[x]=(...args)=>original(...args)}else{ret[x]=original}}return ret},asyncExports:null,isAsyncExport(func){return Asyncify.asyncExports?.has(func)},handleAsync:async startAsync=>{runtimeKeepalivePush();try{return await startAsync()}finally{runtimeKeepalivePop()}},handleSleep(startAsync){return Asyncify.handleAsync(()=>new Promise(startAsync))},makeAsyncFunction(original){return WebAssembly.promising(original)}};var getCFunc=ident=>{var func=Module["_"+ident];return func};var writeArrayToMemory=(array,buffer)=>{HEAP8.set(array,buffer)};var stackSave=()=>_emscripten_stack_get_current();var stackRestore=val=>__emscripten_stack_restore(val);var ccall=(ident,returnType,argTypes,args,opts)=>{var toC={string:str=>{var ret=0;if(str!==null&&str!==undefined&&str!==0){ret=stringToUTF8OnStack(str)}return ret},array:arr=>{var ret=stackAlloc(arr.length);writeArrayToMemory(arr,ret);return ret}};function convertReturnValue(ret){if(returnType==="string"){return UTF8ToString(ret)}if(returnType==="boolean")return Boolean(ret);return ret}var func=getCFunc(ident);var cArgs=[];var stack=0;if(args){for(var i=0;iFS.unlink(path);var FS_createLazyFile=FS.createLazyFile;var FS_createDevice=FS.createDevice;FS.createPreloadedFile=FS_createPreloadedFile;FS.staticInit();Module["FS_createPath"]=FS.createPath;Module["FS_createDataFile"]=FS.createDataFile;Module["FS_createPreloadedFile"]=FS.createPreloadedFile;Module["FS_unlink"]=FS.unlink;Module["FS_createLazyFile"]=FS.createLazyFile;Module["FS_createDevice"]=FS.createDevice;MEMFS.doesNotExistError=new FS.ErrnoError(44);MEMFS.doesNotExistError.stack="";PHPWASM.init();var wasmImports={SharpYuvConvert:_SharpYuvConvert,SharpYuvGetConversionMatrix:_SharpYuvGetConversionMatrix,SharpYuvInit:_SharpYuvInit,__assert_fail:___assert_fail,__asyncjs__js_fd_read,__asyncjs__js_module_onMessage,__asyncjs__js_popen_to_file,__asyncjs__wasm_poll_socket,__call_sighandler:___call_sighandler,__syscall_accept4:___syscall_accept4,__syscall_bind:___syscall_bind,__syscall_chdir:___syscall_chdir,__syscall_chmod:___syscall_chmod,__syscall_connect:___syscall_connect,__syscall_dup:___syscall_dup,__syscall_dup3:___syscall_dup3,__syscall_faccessat:___syscall_faccessat,__syscall_fallocate:___syscall_fallocate,__syscall_fchmod:___syscall_fchmod,__syscall_fchown32:___syscall_fchown32,__syscall_fchownat:___syscall_fchownat,__syscall_fcntl64:___syscall_fcntl64,__syscall_fdatasync:___syscall_fdatasync,__syscall_fstat64:___syscall_fstat64,__syscall_ftruncate64:___syscall_ftruncate64,__syscall_getcwd:___syscall_getcwd,__syscall_getdents64:___syscall_getdents64,__syscall_getpeername:___syscall_getpeername,__syscall_getsockname:___syscall_getsockname,__syscall_getsockopt:___syscall_getsockopt,__syscall_ioctl:___syscall_ioctl,__syscall_listen:___syscall_listen,__syscall_lstat64:___syscall_lstat64,__syscall_mkdirat:___syscall_mkdirat,__syscall_newfstatat:___syscall_newfstatat,__syscall_openat:___syscall_openat,__syscall_pipe:___syscall_pipe,__syscall_poll:___syscall_poll,__syscall_readlinkat:___syscall_readlinkat,__syscall_recvfrom:___syscall_recvfrom,__syscall_renameat:___syscall_renameat,__syscall_rmdir:___syscall_rmdir,__syscall_sendto:___syscall_sendto,__syscall_socket:___syscall_socket,__syscall_stat64:___syscall_stat64,__syscall_statfs64:___syscall_statfs64,__syscall_symlinkat:___syscall_symlinkat,__syscall_unlinkat:___syscall_unlinkat,__syscall_utimensat:___syscall_utimensat,_abort_js:__abort_js,_emscripten_lookup_name:__emscripten_lookup_name,_emscripten_memcpy_js:__emscripten_memcpy_js,_emscripten_runtime_keepalive_clear:__emscripten_runtime_keepalive_clear,_gmtime_js:__gmtime_js,_localtime_js:__localtime_js,_mktime_js:__mktime_js,_mmap_js:__mmap_js,_munmap_js:__munmap_js,_setitimer_js:__setitimer_js,_tzset_js:__tzset_js,clock_time_get:_clock_time_get,emscripten_date_now:_emscripten_date_now,emscripten_get_heap_max:_emscripten_get_heap_max,emscripten_get_now:_emscripten_get_now,emscripten_resize_heap:_emscripten_resize_heap,emscripten_sleep:_emscripten_sleep,environ_get:_environ_get,environ_sizes_get:_environ_sizes_get,exit:_exit,fd_close:_fd_close,fd_fdstat_get:_fd_fdstat_get,fd_read:_fd_read,fd_seek:_fd_seek,fd_sync:_fd_sync,fd_write:_fd_write,getaddrinfo:_getaddrinfo,getcontext:_getcontext,getdtablesize:_getdtablesize,getnameinfo:_getnameinfo,getprotobyname:_getprotobyname,getprotobynumber:_getprotobynumber,js_create_input_device:_js_create_input_device,js_open_process:_js_open_process,js_process_status:_js_process_status,js_waitpid:_js_waitpid,makecontext:_makecontext,proc_exit:_proc_exit,strptime:_strptime,swapcontext:_swapcontext,wasm_setsockopt:_wasm_setsockopt};var wasmExports;createWasm();var ___wasm_call_ctors=()=>(___wasm_call_ctors=wasmExports["__wasm_call_ctors"])();var _malloc=a0=>(_malloc=wasmExports["malloc"])(a0);var _wasm_popen=Module["_wasm_popen"]=(a0,a1)=>(_wasm_popen=Module["_wasm_popen"]=wasmExports["wasm_popen"])(a0,a1);var _wasm_php_exec=Module["_wasm_php_exec"]=(a0,a1,a2,a3)=>(_wasm_php_exec=Module["_wasm_php_exec"]=wasmExports["wasm_php_exec"])(a0,a1,a2,a3);var _php_pollfd_for=Module["_php_pollfd_for"]=(a0,a1,a2)=>(_php_pollfd_for=Module["_php_pollfd_for"]=wasmExports["php_pollfd_for"])(a0,a1,a2);var _htons=a0=>(_htons=wasmExports["htons"])(a0);var _ntohs=a0=>(_ntohs=wasmExports["ntohs"])(a0);var _htonl=a0=>(_htonl=wasmExports["htonl"])(a0);var _wasm_sleep=Module["_wasm_sleep"]=a0=>(_wasm_sleep=Module["_wasm_sleep"]=wasmExports["wasm_sleep"])(a0);var _fflush=a0=>(_fflush=wasmExports["fflush"])(a0);var _wasm_read=Module["_wasm_read"]=(a0,a1,a2)=>(_wasm_read=Module["_wasm_read"]=wasmExports["wasm_read"])(a0,a1,a2);var ___wrap_select=Module["___wrap_select"]=(a0,a1,a2,a3,a4)=>(___wrap_select=Module["___wrap_select"]=wasmExports["__wrap_select"])(a0,a1,a2,a3,a4);var _wasm_set_sapi_name=Module["_wasm_set_sapi_name"]=a0=>(_wasm_set_sapi_name=Module["_wasm_set_sapi_name"]=wasmExports["wasm_set_sapi_name"])(a0);var _wasm_set_phpini_path=Module["_wasm_set_phpini_path"]=a0=>(_wasm_set_phpini_path=Module["_wasm_set_phpini_path"]=wasmExports["wasm_set_phpini_path"])(a0);var _wasm_add_SERVER_entry=Module["_wasm_add_SERVER_entry"]=(a0,a1)=>(_wasm_add_SERVER_entry=Module["_wasm_add_SERVER_entry"]=wasmExports["wasm_add_SERVER_entry"])(a0,a1);var _wasm_add_ENV_entry=Module["_wasm_add_ENV_entry"]=(a0,a1)=>(_wasm_add_ENV_entry=Module["_wasm_add_ENV_entry"]=wasmExports["wasm_add_ENV_entry"])(a0,a1);var _wasm_set_query_string=Module["_wasm_set_query_string"]=a0=>(_wasm_set_query_string=Module["_wasm_set_query_string"]=wasmExports["wasm_set_query_string"])(a0);var _wasm_set_path_translated=Module["_wasm_set_path_translated"]=a0=>(_wasm_set_path_translated=Module["_wasm_set_path_translated"]=wasmExports["wasm_set_path_translated"])(a0);var _wasm_set_skip_shebang=Module["_wasm_set_skip_shebang"]=a0=>(_wasm_set_skip_shebang=Module["_wasm_set_skip_shebang"]=wasmExports["wasm_set_skip_shebang"])(a0);var _wasm_set_request_uri=Module["_wasm_set_request_uri"]=a0=>(_wasm_set_request_uri=Module["_wasm_set_request_uri"]=wasmExports["wasm_set_request_uri"])(a0);var _wasm_set_request_method=Module["_wasm_set_request_method"]=a0=>(_wasm_set_request_method=Module["_wasm_set_request_method"]=wasmExports["wasm_set_request_method"])(a0);var _wasm_set_request_host=Module["_wasm_set_request_host"]=a0=>(_wasm_set_request_host=Module["_wasm_set_request_host"]=wasmExports["wasm_set_request_host"])(a0);var _wasm_set_content_type=Module["_wasm_set_content_type"]=a0=>(_wasm_set_content_type=Module["_wasm_set_content_type"]=wasmExports["wasm_set_content_type"])(a0);var _wasm_set_request_body=Module["_wasm_set_request_body"]=a0=>(_wasm_set_request_body=Module["_wasm_set_request_body"]=wasmExports["wasm_set_request_body"])(a0);var _wasm_set_content_length=Module["_wasm_set_content_length"]=a0=>(_wasm_set_content_length=Module["_wasm_set_content_length"]=wasmExports["wasm_set_content_length"])(a0);var _wasm_set_cookies=Module["_wasm_set_cookies"]=a0=>(_wasm_set_cookies=Module["_wasm_set_cookies"]=wasmExports["wasm_set_cookies"])(a0);var _wasm_set_request_port=Module["_wasm_set_request_port"]=a0=>(_wasm_set_request_port=Module["_wasm_set_request_port"]=wasmExports["wasm_set_request_port"])(a0);var _wasm_sapi_request_shutdown=Module["_wasm_sapi_request_shutdown"]=()=>(_wasm_sapi_request_shutdown=Module["_wasm_sapi_request_shutdown"]=wasmExports["wasm_sapi_request_shutdown"])();var _wasm_sapi_handle_request=Module["_wasm_sapi_handle_request"]=()=>(_wasm_sapi_handle_request=Module["_wasm_sapi_handle_request"]=wasmExports["wasm_sapi_handle_request"])();var _php_wasm_init=Module["_php_wasm_init"]=()=>(_php_wasm_init=Module["_php_wasm_init"]=wasmExports["php_wasm_init"])();var _wasm_free=Module["_wasm_free"]=a0=>(_wasm_free=Module["_wasm_free"]=wasmExports["wasm_free"])(a0);var ___funcs_on_exit=()=>(___funcs_on_exit=wasmExports["__funcs_on_exit"])();var _emscripten_builtin_memalign=(a0,a1)=>(_emscripten_builtin_memalign=wasmExports["emscripten_builtin_memalign"])(a0,a1);var __emscripten_timeout=(a0,a1)=>(__emscripten_timeout=wasmExports["_emscripten_timeout"])(a0,a1);var ___trap=()=>(___trap=wasmExports["__trap"])();var __emscripten_tempret_set=a0=>(__emscripten_tempret_set=wasmExports["_emscripten_tempret_set"])(a0);var __emscripten_stack_restore=a0=>(__emscripten_stack_restore=wasmExports["_emscripten_stack_restore"])(a0);var __emscripten_stack_alloc=a0=>(__emscripten_stack_alloc=wasmExports["_emscripten_stack_alloc"])(a0);var _emscripten_stack_get_current=()=>(_emscripten_stack_get_current=wasmExports["emscripten_stack_get_current"])();Module["addRunDependency"]=addRunDependency;Module["removeRunDependency"]=removeRunDependency;Module["wasmExports"]=wasmExports;Module["ccall"]=ccall;Module["FS_createPreloadedFile"]=FS_createPreloadedFile;Module["FS_unlink"]=FS_unlink;Module["FS_createPath"]=FS_createPath;Module["FS_createDevice"]=FS_createDevice;Module["FS_createDataFile"]=FS_createDataFile;Module["FS_createLazyFile"]=FS_createLazyFile;Module["PROXYFS"]=PROXYFS;var calledRun;dependenciesFulfilled=function runCaller(){if(!calledRun)run();if(!calledRun)dependenciesFulfilled=runCaller};function run(){if(runDependencies>0){return}preRun();if(runDependencies>0){return}function doRun(){if(calledRun)return;calledRun=true;Module["calledRun"]=true;if(ABORT)return;initRuntime();Module["onRuntimeInitialized"]?.();postRun()}if(Module["setStatus"]){Module["setStatus"]("Running...");setTimeout(()=>{setTimeout(()=>Module["setStatus"](""),1);doRun()},1)}else{doRun()}}if(Module["preInit"]){if(typeof Module["preInit"]=="function")Module["preInit"]=[Module["preInit"]];while(Module["preInit"].length>0){Module["preInit"].pop()()}}run(); /** * Emscripten resolves `localhost` to a random IP address. 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